]> git.openstreetmap.org Git - rails.git/blobdiff - vendor/assets/iD/iD.js
Update to iD v2.20.3
[rails.git] / vendor / assets / iD / iD.js
index 24cb83d9fde13bd007f17358c2acda98dc09a2d5..c919159407740a8143ed6588373aa7407af9ec24 100644 (file)
@@ -2,35 +2,24 @@
 
        var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};
 
-       function createCommonjsModule(fn, basedir, module) {
-               return module = {
-                       path: basedir,
-                       exports: {},
-                       require: function (path, base) {
-                               return commonjsRequire(path, (base === undefined || base === null) ? module.path : base);
-                       }
-               }, fn(module, module.exports), module.exports;
-       }
-
-       function commonjsRequire () {
-               throw new Error('Dynamic requires are not currently supported by @rollup/plugin-commonjs');
-       }
-
        var check = function (it) {
          return it && it.Math == Math && it;
        };
 
        // https://github.com/zloirock/core-js/issues/86#issuecomment-115759028
-       var global_1 =
-         /* global globalThis -- safe */
+       var global$1m =
+         // eslint-disable-next-line es/no-global-this -- safe
          check(typeof globalThis == 'object' && globalThis) ||
          check(typeof window == 'object' && window) ||
+         // eslint-disable-next-line no-restricted-globals -- safe
          check(typeof self == 'object' && self) ||
          check(typeof commonjsGlobal == 'object' && commonjsGlobal) ||
          // eslint-disable-next-line no-new-func -- fallback
          (function () { return this; })() || Function('return this')();
 
-       var fails = function (exec) {
+       var objectGetOwnPropertyDescriptor = {};
+
+       var fails$S = function (exec) {
          try {
            return !!exec();
          } catch (error) {
          }
        };
 
+       var fails$R = fails$S;
+
        // Detect IE8's incomplete defineProperty implementation
-       var descriptors = !fails(function () {
+       var descriptors = !fails$R(function () {
+         // eslint-disable-next-line es/no-object-defineproperty -- required for testing
          return Object.defineProperty({}, 1, { get: function () { return 7; } })[1] != 7;
        });
 
-       var nativePropertyIsEnumerable = {}.propertyIsEnumerable;
-       var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
+       var call$q = Function.prototype.call;
+
+       var functionCall = call$q.bind ? call$q.bind(call$q) : function () {
+         return call$q.apply(call$q, arguments);
+       };
+
+       var objectPropertyIsEnumerable = {};
+
+       var $propertyIsEnumerable$2 = {}.propertyIsEnumerable;
+       // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe
+       var getOwnPropertyDescriptor$5 = Object.getOwnPropertyDescriptor;
 
        // Nashorn ~ JDK8 bug
-       var NASHORN_BUG = getOwnPropertyDescriptor && !nativePropertyIsEnumerable.call({ 1: 2 }, 1);
+       var NASHORN_BUG = getOwnPropertyDescriptor$5 && !$propertyIsEnumerable$2.call({ 1: 2 }, 1);
 
        // `Object.prototype.propertyIsEnumerable` method implementation
        // https://tc39.es/ecma262/#sec-object.prototype.propertyisenumerable
-       var f = NASHORN_BUG ? function propertyIsEnumerable(V) {
-         var descriptor = getOwnPropertyDescriptor(this, V);
+       objectPropertyIsEnumerable.f = NASHORN_BUG ? function propertyIsEnumerable(V) {
+         var descriptor = getOwnPropertyDescriptor$5(this, V);
          return !!descriptor && descriptor.enumerable;
-       } : nativePropertyIsEnumerable;
+       } : $propertyIsEnumerable$2;
 
-       var objectPropertyIsEnumerable = {
-               f: f
-       };
-
-       var createPropertyDescriptor = function (bitmap, value) {
+       var createPropertyDescriptor$7 = function (bitmap, value) {
          return {
            enumerable: !(bitmap & 1),
            configurable: !(bitmap & 2),
          };
        };
 
-       var toString = {}.toString;
+       var FunctionPrototype$3 = Function.prototype;
+       var bind$h = FunctionPrototype$3.bind;
+       var call$p = FunctionPrototype$3.call;
+       var callBind = bind$h && bind$h.bind(call$p);
+
+       var functionUncurryThis = bind$h ? function (fn) {
+         return fn && callBind(call$p, fn);
+       } : function (fn) {
+         return fn && function () {
+           return call$p.apply(fn, arguments);
+         };
+       };
+
+       var uncurryThis$X = functionUncurryThis;
+
+       var toString$n = uncurryThis$X({}.toString);
+       var stringSlice$c = uncurryThis$X(''.slice);
 
-       var classofRaw = function (it) {
-         return toString.call(it).slice(8, -1);
+       var classofRaw$1 = function (it) {
+         return stringSlice$c(toString$n(it), 8, -1);
        };
 
-       var split = ''.split;
+       var global$1l = global$1m;
+       var uncurryThis$W = functionUncurryThis;
+       var fails$Q = fails$S;
+       var classof$e = classofRaw$1;
+
+       var Object$5 = global$1l.Object;
+       var split$4 = uncurryThis$W(''.split);
 
        // fallback for non-array-like ES3 and non-enumerable old V8 strings
-       var indexedObject = fails(function () {
+       var indexedObject = fails$Q(function () {
          // throws an error in rhino, see https://github.com/mozilla/rhino/issues/346
          // eslint-disable-next-line no-prototype-builtins -- safe
-         return !Object('z').propertyIsEnumerable(0);
+         return !Object$5('z').propertyIsEnumerable(0);
        }) ? function (it) {
-         return classofRaw(it) == 'String' ? split.call(it, '') : Object(it);
-       } : Object;
+         return classof$e(it) == 'String' ? split$4(it, '') : Object$5(it);
+       } : Object$5;
+
+       var global$1k = global$1m;
+
+       var TypeError$o = global$1k.TypeError;
 
        // `RequireObjectCoercible` abstract operation
        // https://tc39.es/ecma262/#sec-requireobjectcoercible
-       var requireObjectCoercible = function (it) {
-         if (it == undefined) throw TypeError("Can't call method on " + it);
+       var requireObjectCoercible$e = function (it) {
+         if (it == undefined) throw TypeError$o("Can't call method on " + it);
          return it;
        };
 
        // toObject with fallback for non-array-like ES3 strings
+       var IndexedObject$4 = indexedObject;
+       var requireObjectCoercible$d = requireObjectCoercible$e;
+
+       var toIndexedObject$c = function (it) {
+         return IndexedObject$4(requireObjectCoercible$d(it));
+       };
+
+       // `IsCallable` abstract operation
+       // https://tc39.es/ecma262/#sec-iscallable
+       var isCallable$r = function (argument) {
+         return typeof argument == 'function';
+       };
+
+       var isCallable$q = isCallable$r;
+
+       var isObject$s = function (it) {
+         return typeof it == 'object' ? it !== null : isCallable$q(it);
+       };
+
+       var global$1j = global$1m;
+       var isCallable$p = isCallable$r;
+
+       var aFunction = function (argument) {
+         return isCallable$p(argument) ? argument : undefined;
+       };
+
+       var getBuiltIn$b = function (namespace, method) {
+         return arguments.length < 2 ? aFunction(global$1j[namespace]) : global$1j[namespace] && global$1j[namespace][method];
+       };
+
+       var uncurryThis$V = functionUncurryThis;
+
+       var objectIsPrototypeOf = uncurryThis$V({}.isPrototypeOf);
+
+       var getBuiltIn$a = getBuiltIn$b;
+
+       var engineUserAgent = getBuiltIn$a('navigator', 'userAgent') || '';
+
+       var global$1i = global$1m;
+       var userAgent$7 = engineUserAgent;
+
+       var process$4 = global$1i.process;
+       var Deno = global$1i.Deno;
+       var versions = process$4 && process$4.versions || Deno && Deno.version;
+       var v8 = versions && versions.v8;
+       var match, version$1;
+
+       if (v8) {
+         match = v8.split('.');
+         // in old Chrome, versions of V8 isn't V8 = Chrome / 10
+         // but their correct versions are not interesting for us
+         version$1 = match[0] > 0 && match[0] < 4 ? 1 : +(match[0] + match[1]);
+       }
+
+       // BrowserFS NodeJS `process` polyfill incorrectly set `.v8` to `0.0`
+       // so check `userAgent` even if `.v8` exists, but 0
+       if (!version$1 && userAgent$7) {
+         match = userAgent$7.match(/Edge\/(\d+)/);
+         if (!match || match[1] >= 74) {
+           match = userAgent$7.match(/Chrome\/(\d+)/);
+           if (match) version$1 = +match[1];
+         }
+       }
+
+       var engineV8Version = version$1;
+
+       /* eslint-disable es/no-symbol -- required for testing */
+
+       var V8_VERSION$3 = engineV8Version;
+       var fails$P = fails$S;
+
+       // eslint-disable-next-line es/no-object-getownpropertysymbols -- required for testing
+       var nativeSymbol = !!Object.getOwnPropertySymbols && !fails$P(function () {
+         var symbol = Symbol();
+         // Chrome 38 Symbol has incorrect toString conversion
+         // `get-own-property-symbols` polyfill symbols converted to object are not Symbol instances
+         return !String(symbol) || !(Object(symbol) instanceof Symbol) ||
+           // Chrome 38-40 symbols are not inherited from DOM collections prototypes to instances
+           !Symbol.sham && V8_VERSION$3 && V8_VERSION$3 < 41;
+       });
+
+       /* eslint-disable es/no-symbol -- required for testing */
+
+       var NATIVE_SYMBOL$3 = nativeSymbol;
+
+       var useSymbolAsUid = NATIVE_SYMBOL$3
+         && !Symbol.sham
+         && typeof Symbol.iterator == 'symbol';
+
+       var global$1h = global$1m;
+       var getBuiltIn$9 = getBuiltIn$b;
+       var isCallable$o = isCallable$r;
+       var isPrototypeOf$9 = objectIsPrototypeOf;
+       var USE_SYMBOL_AS_UID$1 = useSymbolAsUid;
+
+       var Object$4 = global$1h.Object;
+
+       var isSymbol$6 = USE_SYMBOL_AS_UID$1 ? function (it) {
+         return typeof it == 'symbol';
+       } : function (it) {
+         var $Symbol = getBuiltIn$9('Symbol');
+         return isCallable$o($Symbol) && isPrototypeOf$9($Symbol.prototype, Object$4(it));
+       };
+
+       var global$1g = global$1m;
+
+       var String$6 = global$1g.String;
+
+       var tryToString$5 = function (argument) {
+         try {
+           return String$6(argument);
+         } catch (error) {
+           return 'Object';
+         }
+       };
+
+       var global$1f = global$1m;
+       var isCallable$n = isCallable$r;
+       var tryToString$4 = tryToString$5;
+
+       var TypeError$n = global$1f.TypeError;
+
+       // `Assert: IsCallable(argument) is true`
+       var aCallable$a = function (argument) {
+         if (isCallable$n(argument)) return argument;
+         throw TypeError$n(tryToString$4(argument) + ' is not a function');
+       };
+
+       var aCallable$9 = aCallable$a;
 
+       // `GetMethod` abstract operation
+       // https://tc39.es/ecma262/#sec-getmethod
+       var getMethod$7 = function (V, P) {
+         var func = V[P];
+         return func == null ? undefined : aCallable$9(func);
+       };
+
+       var global$1e = global$1m;
+       var call$o = functionCall;
+       var isCallable$m = isCallable$r;
+       var isObject$r = isObject$s;
+
+       var TypeError$m = global$1e.TypeError;
+
+       // `OrdinaryToPrimitive` abstract operation
+       // https://tc39.es/ecma262/#sec-ordinarytoprimitive
+       var ordinaryToPrimitive$1 = function (input, pref) {
+         var fn, val;
+         if (pref === 'string' && isCallable$m(fn = input.toString) && !isObject$r(val = call$o(fn, input))) return val;
+         if (isCallable$m(fn = input.valueOf) && !isObject$r(val = call$o(fn, input))) return val;
+         if (pref !== 'string' && isCallable$m(fn = input.toString) && !isObject$r(val = call$o(fn, input))) return val;
+         throw TypeError$m("Can't convert object to primitive value");
+       };
+
+       var shared$5 = {exports: {}};
+
+       var isPure = false;
+
+       var global$1d = global$1m;
 
+       // eslint-disable-next-line es/no-object-defineproperty -- safe
+       var defineProperty$b = Object.defineProperty;
 
-       var toIndexedObject = function (it) {
-         return indexedObject(requireObjectCoercible(it));
+       var setGlobal$3 = function (key, value) {
+         try {
+           defineProperty$b(global$1d, key, { value: value, configurable: true, writable: true });
+         } catch (error) {
+           global$1d[key] = value;
+         } return value;
        };
 
-       var isObject = function (it) {
-         return typeof it === 'object' ? it !== null : typeof it === 'function';
+       var global$1c = global$1m;
+       var setGlobal$2 = setGlobal$3;
+
+       var SHARED = '__core-js_shared__';
+       var store$4 = global$1c[SHARED] || setGlobal$2(SHARED, {});
+
+       var sharedStore = store$4;
+
+       var store$3 = sharedStore;
+
+       (shared$5.exports = function (key, value) {
+         return store$3[key] || (store$3[key] = value !== undefined ? value : {});
+       })('versions', []).push({
+         version: '3.19.1',
+         mode: 'global',
+         copyright: '© 2021 Denis Pushkarev (zloirock.ru)'
+       });
+
+       var global$1b = global$1m;
+       var requireObjectCoercible$c = requireObjectCoercible$e;
+
+       var Object$3 = global$1b.Object;
+
+       // `ToObject` abstract operation
+       // https://tc39.es/ecma262/#sec-toobject
+       var toObject$j = function (argument) {
+         return Object$3(requireObjectCoercible$c(argument));
+       };
+
+       var uncurryThis$U = functionUncurryThis;
+       var toObject$i = toObject$j;
+
+       var hasOwnProperty$3 = uncurryThis$U({}.hasOwnProperty);
+
+       // `HasOwnProperty` abstract operation
+       // https://tc39.es/ecma262/#sec-hasownproperty
+       var hasOwnProperty_1 = Object.hasOwn || function hasOwn(it, key) {
+         return hasOwnProperty$3(toObject$i(it), key);
+       };
+
+       var uncurryThis$T = functionUncurryThis;
+
+       var id$2 = 0;
+       var postfix = Math.random();
+       var toString$m = uncurryThis$T(1.0.toString);
+
+       var uid$5 = function (key) {
+         return 'Symbol(' + (key === undefined ? '' : key) + ')_' + toString$m(++id$2 + postfix, 36);
+       };
+
+       var global$1a = global$1m;
+       var shared$4 = shared$5.exports;
+       var hasOwn$l = hasOwnProperty_1;
+       var uid$4 = uid$5;
+       var NATIVE_SYMBOL$2 = nativeSymbol;
+       var USE_SYMBOL_AS_UID = useSymbolAsUid;
+
+       var WellKnownSymbolsStore$1 = shared$4('wks');
+       var Symbol$3 = global$1a.Symbol;
+       var symbolFor = Symbol$3 && Symbol$3['for'];
+       var createWellKnownSymbol = USE_SYMBOL_AS_UID ? Symbol$3 : Symbol$3 && Symbol$3.withoutSetter || uid$4;
+
+       var wellKnownSymbol$t = function (name) {
+         if (!hasOwn$l(WellKnownSymbolsStore$1, name) || !(NATIVE_SYMBOL$2 || typeof WellKnownSymbolsStore$1[name] == 'string')) {
+           var description = 'Symbol.' + name;
+           if (NATIVE_SYMBOL$2 && hasOwn$l(Symbol$3, name)) {
+             WellKnownSymbolsStore$1[name] = Symbol$3[name];
+           } else if (USE_SYMBOL_AS_UID && symbolFor) {
+             WellKnownSymbolsStore$1[name] = symbolFor(description);
+           } else {
+             WellKnownSymbolsStore$1[name] = createWellKnownSymbol(description);
+           }
+         } return WellKnownSymbolsStore$1[name];
        };
 
+       var global$19 = global$1m;
+       var call$n = functionCall;
+       var isObject$q = isObject$s;
+       var isSymbol$5 = isSymbol$6;
+       var getMethod$6 = getMethod$7;
+       var ordinaryToPrimitive = ordinaryToPrimitive$1;
+       var wellKnownSymbol$s = wellKnownSymbol$t;
+
+       var TypeError$l = global$19.TypeError;
+       var TO_PRIMITIVE$1 = wellKnownSymbol$s('toPrimitive');
+
        // `ToPrimitive` abstract operation
        // https://tc39.es/ecma262/#sec-toprimitive
-       // instead of the ES6 spec version, we didn't implement @@toPrimitive case
-       // and the second argument - flag - preferred type is a string
-       var toPrimitive = function (input, PREFERRED_STRING) {
-         if (!isObject(input)) return input;
-         var fn, val;
-         if (PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input))) return val;
-         if (typeof (fn = input.valueOf) == 'function' && !isObject(val = fn.call(input))) return val;
-         if (!PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input))) return val;
-         throw TypeError("Can't convert object to primitive value");
+       var toPrimitive$3 = function (input, pref) {
+         if (!isObject$q(input) || isSymbol$5(input)) return input;
+         var exoticToPrim = getMethod$6(input, TO_PRIMITIVE$1);
+         var result;
+         if (exoticToPrim) {
+           if (pref === undefined) pref = 'default';
+           result = call$n(exoticToPrim, input, pref);
+           if (!isObject$q(result) || isSymbol$5(result)) return result;
+           throw TypeError$l("Can't convert object to primitive value");
+         }
+         if (pref === undefined) pref = 'number';
+         return ordinaryToPrimitive(input, pref);
        };
 
-       var hasOwnProperty = {}.hasOwnProperty;
+       var toPrimitive$2 = toPrimitive$3;
+       var isSymbol$4 = isSymbol$6;
 
-       var has = function (it, key) {
-         return hasOwnProperty.call(it, key);
+       // `ToPropertyKey` abstract operation
+       // https://tc39.es/ecma262/#sec-topropertykey
+       var toPropertyKey$5 = function (argument) {
+         var key = toPrimitive$2(argument, 'string');
+         return isSymbol$4(key) ? key : key + '';
        };
 
-       var document$1 = global_1.document;
+       var global$18 = global$1m;
+       var isObject$p = isObject$s;
+
+       var document$3 = global$18.document;
        // typeof document.createElement is 'object' in old IE
-       var EXISTS = isObject(document$1) && isObject(document$1.createElement);
+       var EXISTS$1 = isObject$p(document$3) && isObject$p(document$3.createElement);
 
-       var documentCreateElement = function (it) {
-         return EXISTS ? document$1.createElement(it) : {};
+       var documentCreateElement$2 = function (it) {
+         return EXISTS$1 ? document$3.createElement(it) : {};
        };
 
+       var DESCRIPTORS$n = descriptors;
+       var fails$O = fails$S;
+       var createElement$1 = documentCreateElement$2;
+
        // Thank's IE8 for his funny defineProperty
-       var ie8DomDefine = !descriptors && !fails(function () {
-         return Object.defineProperty(documentCreateElement('div'), 'a', {
+       var ie8DomDefine = !DESCRIPTORS$n && !fails$O(function () {
+         // eslint-disable-next-line es/no-object-defineproperty -- requied for testing
+         return Object.defineProperty(createElement$1('div'), 'a', {
            get: function () { return 7; }
          }).a != 7;
        });
 
-       var nativeGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
+       var DESCRIPTORS$m = descriptors;
+       var call$m = functionCall;
+       var propertyIsEnumerableModule$2 = objectPropertyIsEnumerable;
+       var createPropertyDescriptor$6 = createPropertyDescriptor$7;
+       var toIndexedObject$b = toIndexedObject$c;
+       var toPropertyKey$4 = toPropertyKey$5;
+       var hasOwn$k = hasOwnProperty_1;
+       var IE8_DOM_DEFINE$1 = ie8DomDefine;
+
+       // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe
+       var $getOwnPropertyDescriptor$1 = Object.getOwnPropertyDescriptor;
 
        // `Object.getOwnPropertyDescriptor` method
        // https://tc39.es/ecma262/#sec-object.getownpropertydescriptor
-       var f$1 = descriptors ? nativeGetOwnPropertyDescriptor : function getOwnPropertyDescriptor(O, P) {
-         O = toIndexedObject(O);
-         P = toPrimitive(P, true);
-         if (ie8DomDefine) try {
-           return nativeGetOwnPropertyDescriptor(O, P);
+       objectGetOwnPropertyDescriptor.f = DESCRIPTORS$m ? $getOwnPropertyDescriptor$1 : function getOwnPropertyDescriptor(O, P) {
+         O = toIndexedObject$b(O);
+         P = toPropertyKey$4(P);
+         if (IE8_DOM_DEFINE$1) try {
+           return $getOwnPropertyDescriptor$1(O, P);
          } catch (error) { /* empty */ }
-         if (has(O, P)) return createPropertyDescriptor(!objectPropertyIsEnumerable.f.call(O, P), O[P]);
+         if (hasOwn$k(O, P)) return createPropertyDescriptor$6(!call$m(propertyIsEnumerableModule$2.f, O, P), O[P]);
        };
 
-       var objectGetOwnPropertyDescriptor = {
-               f: f$1
-       };
+       var objectDefineProperty = {};
 
-       var anObject = function (it) {
-         if (!isObject(it)) {
-           throw TypeError(String(it) + ' is not an object');
-         } return it;
+       var global$17 = global$1m;
+       var isObject$o = isObject$s;
+
+       var String$5 = global$17.String;
+       var TypeError$k = global$17.TypeError;
+
+       // `Assert: Type(argument) is Object`
+       var anObject$n = function (argument) {
+         if (isObject$o(argument)) return argument;
+         throw TypeError$k(String$5(argument) + ' is not an object');
        };
 
-       var nativeDefineProperty = Object.defineProperty;
+       var global$16 = global$1m;
+       var DESCRIPTORS$l = descriptors;
+       var IE8_DOM_DEFINE = ie8DomDefine;
+       var anObject$m = anObject$n;
+       var toPropertyKey$3 = toPropertyKey$5;
+
+       var TypeError$j = global$16.TypeError;
+       // eslint-disable-next-line es/no-object-defineproperty -- safe
+       var $defineProperty$1 = Object.defineProperty;
 
        // `Object.defineProperty` method
        // https://tc39.es/ecma262/#sec-object.defineproperty
-       var f$2 = descriptors ? nativeDefineProperty : function defineProperty(O, P, Attributes) {
-         anObject(O);
-         P = toPrimitive(P, true);
-         anObject(Attributes);
-         if (ie8DomDefine) try {
-           return nativeDefineProperty(O, P, Attributes);
+       objectDefineProperty.f = DESCRIPTORS$l ? $defineProperty$1 : function defineProperty(O, P, Attributes) {
+         anObject$m(O);
+         P = toPropertyKey$3(P);
+         anObject$m(Attributes);
+         if (IE8_DOM_DEFINE) try {
+           return $defineProperty$1(O, P, Attributes);
          } catch (error) { /* empty */ }
-         if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported');
+         if ('get' in Attributes || 'set' in Attributes) throw TypeError$j('Accessors not supported');
          if ('value' in Attributes) O[P] = Attributes.value;
          return O;
        };
 
-       var objectDefineProperty = {
-               f: f$2
-       };
+       var DESCRIPTORS$k = descriptors;
+       var definePropertyModule$7 = objectDefineProperty;
+       var createPropertyDescriptor$5 = createPropertyDescriptor$7;
 
-       var createNonEnumerableProperty = descriptors ? function (object, key, value) {
-         return objectDefineProperty.f(object, key, createPropertyDescriptor(1, value));
+       var createNonEnumerableProperty$b = DESCRIPTORS$k ? function (object, key, value) {
+         return definePropertyModule$7.f(object, key, createPropertyDescriptor$5(1, value));
        } : function (object, key, value) {
          object[key] = value;
          return object;
        };
 
-       var setGlobal = function (key, value) {
-         try {
-           createNonEnumerableProperty(global_1, key, value);
-         } catch (error) {
-           global_1[key] = value;
-         } return value;
-       };
-
-       var SHARED = '__core-js_shared__';
-       var store = global_1[SHARED] || setGlobal(SHARED, {});
+       var redefine$h = {exports: {}};
 
-       var sharedStore = store;
+       var uncurryThis$S = functionUncurryThis;
+       var isCallable$l = isCallable$r;
+       var store$2 = sharedStore;
 
-       var functionToString = Function.toString;
+       var functionToString$1 = uncurryThis$S(Function.toString);
 
-       // this helper broken in `3.4.1-3.4.4`, so we can't use `shared` helper
-       if (typeof sharedStore.inspectSource != 'function') {
-         sharedStore.inspectSource = function (it) {
-           return functionToString.call(it);
+       // this helper broken in `core-js@3.4.1-3.4.4`, so we can't use `shared` helper
+       if (!isCallable$l(store$2.inspectSource)) {
+         store$2.inspectSource = function (it) {
+           return functionToString$1(it);
          };
        }
 
-       var inspectSource = sharedStore.inspectSource;
+       var inspectSource$4 = store$2.inspectSource;
 
-       var WeakMap = global_1.WeakMap;
+       var global$15 = global$1m;
+       var isCallable$k = isCallable$r;
+       var inspectSource$3 = inspectSource$4;
 
-       var nativeWeakMap = typeof WeakMap === 'function' && /native code/.test(inspectSource(WeakMap));
+       var WeakMap$1 = global$15.WeakMap;
 
-       var isPure = false;
+       var nativeWeakMap = isCallable$k(WeakMap$1) && /native code/.test(inspectSource$3(WeakMap$1));
 
-       var shared = createCommonjsModule(function (module) {
-       (module.exports = function (key, value) {
-         return sharedStore[key] || (sharedStore[key] = value !== undefined ? value : {});
-       })('versions', []).push({
-         version: '3.9.1',
-         mode:  'global',
-         copyright: '© 2021 Denis Pushkarev (zloirock.ru)'
-       });
-       });
+       var shared$3 = shared$5.exports;
+       var uid$3 = uid$5;
 
-       var id = 0;
-       var postfix = Math.random();
+       var keys$3 = shared$3('keys');
 
-       var uid = function (key) {
-         return 'Symbol(' + String(key === undefined ? '' : key) + ')_' + (++id + postfix).toString(36);
+       var sharedKey$4 = function (key) {
+         return keys$3[key] || (keys$3[key] = uid$3(key));
        };
 
-       var keys = shared('keys');
+       var hiddenKeys$6 = {};
 
-       var sharedKey = function (key) {
-         return keys[key] || (keys[key] = uid(key));
-       };
+       var NATIVE_WEAK_MAP = nativeWeakMap;
+       var global$14 = global$1m;
+       var uncurryThis$R = functionUncurryThis;
+       var isObject$n = isObject$s;
+       var createNonEnumerableProperty$a = createNonEnumerableProperty$b;
+       var hasOwn$j = hasOwnProperty_1;
+       var shared$2 = sharedStore;
+       var sharedKey$3 = sharedKey$4;
+       var hiddenKeys$5 = hiddenKeys$6;
 
-       var hiddenKeys = {};
-
-       var WeakMap$1 = global_1.WeakMap;
-       var set, get, has$1;
+       var OBJECT_ALREADY_INITIALIZED = 'Object already initialized';
+       var TypeError$i = global$14.TypeError;
+       var WeakMap = global$14.WeakMap;
+       var set$4, get$5, has;
 
        var enforce = function (it) {
-         return has$1(it) ? get(it) : set(it, {});
+         return has(it) ? get$5(it) : set$4(it, {});
        };
 
        var getterFor = function (TYPE) {
          return function (it) {
            var state;
-           if (!isObject(it) || (state = get(it)).type !== TYPE) {
-             throw TypeError('Incompatible receiver, ' + TYPE + ' required');
+           if (!isObject$n(it) || (state = get$5(it)).type !== TYPE) {
+             throw TypeError$i('Incompatible receiver, ' + TYPE + ' required');
            } return state;
          };
        };
 
-       if (nativeWeakMap) {
-         var store$1 = sharedStore.state || (sharedStore.state = new WeakMap$1());
-         var wmget = store$1.get;
-         var wmhas = store$1.has;
-         var wmset = store$1.set;
-         set = function (it, metadata) {
+       if (NATIVE_WEAK_MAP || shared$2.state) {
+         var store$1 = shared$2.state || (shared$2.state = new WeakMap());
+         var wmget = uncurryThis$R(store$1.get);
+         var wmhas = uncurryThis$R(store$1.has);
+         var wmset = uncurryThis$R(store$1.set);
+         set$4 = function (it, metadata) {
+           if (wmhas(store$1, it)) throw new TypeError$i(OBJECT_ALREADY_INITIALIZED);
            metadata.facade = it;
-           wmset.call(store$1, it, metadata);
+           wmset(store$1, it, metadata);
            return metadata;
          };
-         get = function (it) {
-           return wmget.call(store$1, it) || {};
+         get$5 = function (it) {
+           return wmget(store$1, it) || {};
          };
-         has$1 = function (it) {
-           return wmhas.call(store$1, it);
+         has = function (it) {
+           return wmhas(store$1, it);
          };
        } else {
-         var STATE = sharedKey('state');
-         hiddenKeys[STATE] = true;
-         set = function (it, metadata) {
+         var STATE = sharedKey$3('state');
+         hiddenKeys$5[STATE] = true;
+         set$4 = function (it, metadata) {
+           if (hasOwn$j(it, STATE)) throw new TypeError$i(OBJECT_ALREADY_INITIALIZED);
            metadata.facade = it;
-           createNonEnumerableProperty(it, STATE, metadata);
+           createNonEnumerableProperty$a(it, STATE, metadata);
            return metadata;
          };
-         get = function (it) {
-           return has(it, STATE) ? it[STATE] : {};
+         get$5 = function (it) {
+           return hasOwn$j(it, STATE) ? it[STATE] : {};
          };
-         has$1 = function (it) {
-           return has(it, STATE);
+         has = function (it) {
+           return hasOwn$j(it, STATE);
          };
        }
 
        var internalState = {
-         set: set,
-         get: get,
-         has: has$1,
+         set: set$4,
+         get: get$5,
+         has: has,
          enforce: enforce,
          getterFor: getterFor
        };
 
-       var redefine = createCommonjsModule(function (module) {
-       var getInternalState = internalState.get;
-       var enforceInternalState = internalState.enforce;
+       var DESCRIPTORS$j = descriptors;
+       var hasOwn$i = hasOwnProperty_1;
+
+       var FunctionPrototype$2 = Function.prototype;
+       // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe
+       var getDescriptor = DESCRIPTORS$j && Object.getOwnPropertyDescriptor;
+
+       var EXISTS = hasOwn$i(FunctionPrototype$2, 'name');
+       // additional protection from minified / mangled / dropped function names
+       var PROPER = EXISTS && (function something() { /* empty */ }).name === 'something';
+       var CONFIGURABLE = EXISTS && (!DESCRIPTORS$j || (DESCRIPTORS$j && getDescriptor(FunctionPrototype$2, 'name').configurable));
+
+       var functionName = {
+         EXISTS: EXISTS,
+         PROPER: PROPER,
+         CONFIGURABLE: CONFIGURABLE
+       };
+
+       var global$13 = global$1m;
+       var isCallable$j = isCallable$r;
+       var hasOwn$h = hasOwnProperty_1;
+       var createNonEnumerableProperty$9 = createNonEnumerableProperty$b;
+       var setGlobal$1 = setGlobal$3;
+       var inspectSource$2 = inspectSource$4;
+       var InternalStateModule$9 = internalState;
+       var CONFIGURABLE_FUNCTION_NAME$2 = functionName.CONFIGURABLE;
+
+       var getInternalState$7 = InternalStateModule$9.get;
+       var enforceInternalState$1 = InternalStateModule$9.enforce;
        var TEMPLATE = String(String).split('String');
 
-       (module.exports = function (O, key, value, options) {
+       (redefine$h.exports = function (O, key, value, options) {
          var unsafe = options ? !!options.unsafe : false;
          var simple = options ? !!options.enumerable : false;
          var noTargetGet = options ? !!options.noTargetGet : false;
+         var name = options && options.name !== undefined ? options.name : key;
          var state;
-         if (typeof value == 'function') {
-           if (typeof key == 'string' && !has(value, 'name')) {
-             createNonEnumerableProperty(value, 'name', key);
+         if (isCallable$j(value)) {
+           if (String(name).slice(0, 7) === 'Symbol(') {
+             name = '[' + String(name).replace(/^Symbol\(([^)]*)\)/, '$1') + ']';
            }
-           state = enforceInternalState(value);
+           if (!hasOwn$h(value, 'name') || (CONFIGURABLE_FUNCTION_NAME$2 && value.name !== name)) {
+             createNonEnumerableProperty$9(value, 'name', name);
+           }
+           state = enforceInternalState$1(value);
            if (!state.source) {
-             state.source = TEMPLATE.join(typeof key == 'string' ? key : '');
+             state.source = TEMPLATE.join(typeof name == 'string' ? name : '');
            }
          }
-         if (O === global_1) {
+         if (O === global$13) {
            if (simple) O[key] = value;
-           else setGlobal(key, value);
+           else setGlobal$1(key, value);
            return;
          } else if (!unsafe) {
            delete O[key];
            simple = true;
          }
          if (simple) O[key] = value;
-         else createNonEnumerableProperty(O, key, value);
+         else createNonEnumerableProperty$9(O, key, value);
        // add fake Function#toString for correct work wrapped methods / constructors with methods like LoDash isNative
        })(Function.prototype, 'toString', function toString() {
-         return typeof this == 'function' && getInternalState(this).source || inspectSource(this);
-       });
+         return isCallable$j(this) && getInternalState$7(this).source || inspectSource$2(this);
        });
 
-       var path = global_1;
+       var objectGetOwnPropertyNames = {};
 
-       var aFunction = function (variable) {
-         return typeof variable == 'function' ? variable : undefined;
+       var ceil$1 = Math.ceil;
+       var floor$8 = Math.floor;
+
+       // `ToIntegerOrInfinity` abstract operation
+       // https://tc39.es/ecma262/#sec-tointegerorinfinity
+       var toIntegerOrInfinity$b = function (argument) {
+         var number = +argument;
+         // eslint-disable-next-line no-self-compare -- safe
+         return number !== number || number === 0 ? 0 : (number > 0 ? floor$8 : ceil$1)(number);
        };
 
-       var getBuiltIn = function (namespace, method) {
-         return arguments.length < 2 ? aFunction(path[namespace]) || aFunction(global_1[namespace])
-           : path[namespace] && path[namespace][method] || global_1[namespace] && global_1[namespace][method];
-       };
+       var toIntegerOrInfinity$a = toIntegerOrInfinity$b;
 
-       var ceil = Math.ceil;
-       var floor = Math.floor;
+       var max$4 = Math.max;
+       var min$9 = Math.min;
 
-       // `ToInteger` abstract operation
-       // https://tc39.es/ecma262/#sec-tointeger
-       var toInteger = function (argument) {
-         return isNaN(argument = +argument) ? 0 : (argument > 0 ? floor : ceil)(argument);
+       // Helper for a popular repeating case of the spec:
+       // Let integer be ? ToInteger(index).
+       // If integer < 0, let result be max((length + integer), 0); else let result be min(integer, length).
+       var toAbsoluteIndex$8 = function (index, length) {
+         var integer = toIntegerOrInfinity$a(index);
+         return integer < 0 ? max$4(integer + length, 0) : min$9(integer, length);
        };
 
-       var min = Math.min;
+       var toIntegerOrInfinity$9 = toIntegerOrInfinity$b;
+
+       var min$8 = Math.min;
 
        // `ToLength` abstract operation
        // https://tc39.es/ecma262/#sec-tolength
-       var toLength = function (argument) {
-         return argument > 0 ? min(toInteger(argument), 0x1FFFFFFFFFFFFF) : 0; // 2 ** 53 - 1 == 9007199254740991
+       var toLength$c = function (argument) {
+         return argument > 0 ? min$8(toIntegerOrInfinity$9(argument), 0x1FFFFFFFFFFFFF) : 0; // 2 ** 53 - 1 == 9007199254740991
        };
 
-       var max = Math.max;
-       var min$1 = Math.min;
+       var toLength$b = toLength$c;
 
-       // Helper for a popular repeating case of the spec:
-       // Let integer be ? ToInteger(index).
-       // If integer < 0, let result be max((length + integer), 0); else let result be min(integer, length).
-       var toAbsoluteIndex = function (index, length) {
-         var integer = toInteger(index);
-         return integer < 0 ? max(integer + length, 0) : min$1(integer, length);
+       // `LengthOfArrayLike` abstract operation
+       // https://tc39.es/ecma262/#sec-lengthofarraylike
+       var lengthOfArrayLike$g = function (obj) {
+         return toLength$b(obj.length);
        };
 
+       var toIndexedObject$a = toIndexedObject$c;
+       var toAbsoluteIndex$7 = toAbsoluteIndex$8;
+       var lengthOfArrayLike$f = lengthOfArrayLike$g;
+
        // `Array.prototype.{ indexOf, includes }` methods implementation
-       var createMethod = function (IS_INCLUDES) {
+       var createMethod$6 = function (IS_INCLUDES) {
          return function ($this, el, fromIndex) {
-           var O = toIndexedObject($this);
-           var length = toLength(O.length);
-           var index = toAbsoluteIndex(fromIndex, length);
+           var O = toIndexedObject$a($this);
+           var length = lengthOfArrayLike$f(O);
+           var index = toAbsoluteIndex$7(fromIndex, length);
            var value;
            // Array#includes uses SameValueZero equality algorithm
            // eslint-disable-next-line no-self-compare -- NaN check
        var arrayIncludes = {
          // `Array.prototype.includes` method
          // https://tc39.es/ecma262/#sec-array.prototype.includes
-         includes: createMethod(true),
+         includes: createMethod$6(true),
          // `Array.prototype.indexOf` method
          // https://tc39.es/ecma262/#sec-array.prototype.indexof
-         indexOf: createMethod(false)
+         indexOf: createMethod$6(false)
        };
 
-       var indexOf = arrayIncludes.indexOf;
+       var uncurryThis$Q = functionUncurryThis;
+       var hasOwn$g = hasOwnProperty_1;
+       var toIndexedObject$9 = toIndexedObject$c;
+       var indexOf$1 = arrayIncludes.indexOf;
+       var hiddenKeys$4 = hiddenKeys$6;
 
+       var push$a = uncurryThis$Q([].push);
 
        var objectKeysInternal = function (object, names) {
-         var O = toIndexedObject(object);
+         var O = toIndexedObject$9(object);
          var i = 0;
          var result = [];
          var key;
-         for (key in O) !has(hiddenKeys, key) && has(O, key) && result.push(key);
+         for (key in O) !hasOwn$g(hiddenKeys$4, key) && hasOwn$g(O, key) && push$a(result, key);
          // Don't enum bug & hidden keys
-         while (names.length > i) if (has(O, key = names[i++])) {
-           ~indexOf(result, key) || result.push(key);
+         while (names.length > i) if (hasOwn$g(O, key = names[i++])) {
+           ~indexOf$1(result, key) || push$a(result, key);
          }
          return result;
        };
 
        // IE8- don't enum bug keys
-       var enumBugKeys = [
+       var enumBugKeys$3 = [
          'constructor',
          'hasOwnProperty',
          'isPrototypeOf',
          'valueOf'
        ];
 
-       var hiddenKeys$1 = enumBugKeys.concat('length', 'prototype');
+       var internalObjectKeys$1 = objectKeysInternal;
+       var enumBugKeys$2 = enumBugKeys$3;
+
+       var hiddenKeys$3 = enumBugKeys$2.concat('length', 'prototype');
 
        // `Object.getOwnPropertyNames` method
        // https://tc39.es/ecma262/#sec-object.getownpropertynames
-       var f$3 = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {
-         return objectKeysInternal(O, hiddenKeys$1);
+       // eslint-disable-next-line es/no-object-getownpropertynames -- safe
+       objectGetOwnPropertyNames.f = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {
+         return internalObjectKeys$1(O, hiddenKeys$3);
        };
 
-       var objectGetOwnPropertyNames = {
-               f: f$3
-       };
+       var objectGetOwnPropertySymbols = {};
 
-       var f$4 = Object.getOwnPropertySymbols;
+       // eslint-disable-next-line es/no-object-getownpropertysymbols -- safe
+       objectGetOwnPropertySymbols.f = Object.getOwnPropertySymbols;
 
-       var objectGetOwnPropertySymbols = {
-               f: f$4
-       };
+       var getBuiltIn$8 = getBuiltIn$b;
+       var uncurryThis$P = functionUncurryThis;
+       var getOwnPropertyNamesModule$2 = objectGetOwnPropertyNames;
+       var getOwnPropertySymbolsModule$2 = objectGetOwnPropertySymbols;
+       var anObject$l = anObject$n;
+
+       var concat$3 = uncurryThis$P([].concat);
 
        // all object keys, includes non-enumerable and symbols
-       var ownKeys = getBuiltIn('Reflect', 'ownKeys') || function ownKeys(it) {
-         var keys = objectGetOwnPropertyNames.f(anObject(it));
-         var getOwnPropertySymbols = objectGetOwnPropertySymbols.f;
-         return getOwnPropertySymbols ? keys.concat(getOwnPropertySymbols(it)) : keys;
+       var ownKeys$1 = getBuiltIn$8('Reflect', 'ownKeys') || function ownKeys(it) {
+         var keys = getOwnPropertyNamesModule$2.f(anObject$l(it));
+         var getOwnPropertySymbols = getOwnPropertySymbolsModule$2.f;
+         return getOwnPropertySymbols ? concat$3(keys, getOwnPropertySymbols(it)) : keys;
        };
 
-       var copyConstructorProperties = function (target, source) {
+       var hasOwn$f = hasOwnProperty_1;
+       var ownKeys = ownKeys$1;
+       var getOwnPropertyDescriptorModule$3 = objectGetOwnPropertyDescriptor;
+       var definePropertyModule$6 = objectDefineProperty;
+
+       var copyConstructorProperties$2 = function (target, source) {
          var keys = ownKeys(source);
-         var defineProperty = objectDefineProperty.f;
-         var getOwnPropertyDescriptor = objectGetOwnPropertyDescriptor.f;
+         var defineProperty = definePropertyModule$6.f;
+         var getOwnPropertyDescriptor = getOwnPropertyDescriptorModule$3.f;
          for (var i = 0; i < keys.length; i++) {
            var key = keys[i];
-           if (!has(target, key)) defineProperty(target, key, getOwnPropertyDescriptor(source, key));
+           if (!hasOwn$f(target, key)) defineProperty(target, key, getOwnPropertyDescriptor(source, key));
          }
        };
 
+       var fails$N = fails$S;
+       var isCallable$i = isCallable$r;
+
        var replacement = /#|\.prototype\./;
 
-       var isForced = function (feature, detection) {
-         var value = data[normalize(feature)];
+       var isForced$5 = function (feature, detection) {
+         var value = data[normalize$1(feature)];
          return value == POLYFILL ? true
            : value == NATIVE ? false
-           : typeof detection == 'function' ? fails(detection)
+           : isCallable$i(detection) ? fails$N(detection)
            : !!detection;
        };
 
-       var normalize = isForced.normalize = function (string) {
+       var normalize$1 = isForced$5.normalize = function (string) {
          return String(string).replace(replacement, '.').toLowerCase();
        };
 
-       var data = isForced.data = {};
-       var NATIVE = isForced.NATIVE = 'N';
-       var POLYFILL = isForced.POLYFILL = 'P';
-
-       var isForced_1 = isForced;
-
-       var getOwnPropertyDescriptor$1 = objectGetOwnPropertyDescriptor.f;
-
-
-
+       var data = isForced$5.data = {};
+       var NATIVE = isForced$5.NATIVE = 'N';
+       var POLYFILL = isForced$5.POLYFILL = 'P';
 
+       var isForced_1 = isForced$5;
 
+       var global$12 = global$1m;
+       var getOwnPropertyDescriptor$4 = objectGetOwnPropertyDescriptor.f;
+       var createNonEnumerableProperty$8 = createNonEnumerableProperty$b;
+       var redefine$g = redefine$h.exports;
+       var setGlobal = setGlobal$3;
+       var copyConstructorProperties$1 = copyConstructorProperties$2;
+       var isForced$4 = isForced_1;
 
        /*
          options.target      - name of the target object
          options.sham        - add a flag to not completely full polyfills
          options.enumerable  - export as enumerable property
          options.noTargetGet - prevent calling a getter on target
+         options.name        - the .name of the function if it does not match the key
        */
        var _export = function (options, source) {
          var TARGET = options.target;
          var STATIC = options.stat;
          var FORCED, target, key, targetProperty, sourceProperty, descriptor;
          if (GLOBAL) {
-           target = global_1;
+           target = global$12;
          } else if (STATIC) {
-           target = global_1[TARGET] || setGlobal(TARGET, {});
+           target = global$12[TARGET] || setGlobal(TARGET, {});
          } else {
-           target = (global_1[TARGET] || {}).prototype;
+           target = (global$12[TARGET] || {}).prototype;
          }
          if (target) for (key in source) {
            sourceProperty = source[key];
            if (options.noTargetGet) {
-             descriptor = getOwnPropertyDescriptor$1(target, key);
+             descriptor = getOwnPropertyDescriptor$4(target, key);
              targetProperty = descriptor && descriptor.value;
            } else targetProperty = target[key];
-           FORCED = isForced_1(GLOBAL ? key : TARGET + (STATIC ? '.' : '#') + key, options.forced);
+           FORCED = isForced$4(GLOBAL ? key : TARGET + (STATIC ? '.' : '#') + key, options.forced);
            // contained in target
            if (!FORCED && targetProperty !== undefined) {
-             if (typeof sourceProperty === typeof targetProperty) continue;
-             copyConstructorProperties(sourceProperty, targetProperty);
+             if (typeof sourceProperty == typeof targetProperty) continue;
+             copyConstructorProperties$1(sourceProperty, targetProperty);
            }
            // add a flag to not completely full polyfills
            if (options.sham || (targetProperty && targetProperty.sham)) {
-             createNonEnumerableProperty(sourceProperty, 'sham', true);
+             createNonEnumerableProperty$8(sourceProperty, 'sham', true);
            }
            // extend global
-           redefine(target, key, sourceProperty, options);
+           redefine$g(target, key, sourceProperty, options);
          }
        };
 
+       var $$1e = _export;
+       var global$11 = global$1m;
+       var uncurryThis$O = functionUncurryThis;
+
+       var Date$1 = global$11.Date;
+       var getTime$2 = uncurryThis$O(Date$1.prototype.getTime);
+
        // `Date.now` method
        // https://tc39.es/ecma262/#sec-date.now
-       _export({ target: 'Date', stat: true }, {
+       $$1e({ target: 'Date', stat: true }, {
          now: function now() {
-           return new Date().getTime();
+           return getTime$2(new Date$1());
          }
        });
 
-       var DatePrototype = Date.prototype;
+       var uncurryThis$N = functionUncurryThis;
+       var redefine$f = redefine$h.exports;
+
+       var DatePrototype$1 = Date.prototype;
        var INVALID_DATE = 'Invalid Date';
-       var TO_STRING = 'toString';
-       var nativeDateToString = DatePrototype[TO_STRING];
-       var getTime = DatePrototype.getTime;
+       var TO_STRING$1 = 'toString';
+       var un$DateToString = uncurryThis$N(DatePrototype$1[TO_STRING$1]);
+       var getTime$1 = uncurryThis$N(DatePrototype$1.getTime);
 
        // `Date.prototype.toString` method
        // https://tc39.es/ecma262/#sec-date.prototype.tostring
-       if (new Date(NaN) + '' != INVALID_DATE) {
-         redefine(DatePrototype, TO_STRING, function toString() {
-           var value = getTime.call(this);
+       if (String(new Date(NaN)) != INVALID_DATE) {
+         redefine$f(DatePrototype$1, TO_STRING$1, function toString() {
+           var value = getTime$1(this);
            // eslint-disable-next-line no-self-compare -- NaN check
-           return value === value ? nativeDateToString.call(this) : INVALID_DATE;
+           return value === value ? un$DateToString(this) : INVALID_DATE;
          });
        }
 
          return _typeof(obj);
        }
 
-       function _classCallCheck(instance, Constructor) {
+       function _classCallCheck$1(instance, Constructor) {
          if (!(instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
          }
        }
 
-       function _defineProperties(target, props) {
+       function _defineProperties$1(target, props) {
          for (var i = 0; i < props.length; i++) {
            var descriptor = props[i];
            descriptor.enumerable = descriptor.enumerable || false;
          }
        }
 
-       function _createClass(Constructor, protoProps, staticProps) {
-         if (protoProps) _defineProperties(Constructor.prototype, protoProps);
-         if (staticProps) _defineProperties(Constructor, staticProps);
+       function _createClass$1(Constructor, protoProps, staticProps) {
+         if (protoProps) _defineProperties$1(Constructor.prototype, protoProps);
+         if (staticProps) _defineProperties$1(Constructor, staticProps);
          return Constructor;
        }
 
        }
 
        function _iterableToArray(iter) {
-         if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter);
+         if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter);
        }
 
        function _iterableToArrayLimit(arr, i) {
-         if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return;
+         var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"];
+
+         if (_i == null) return;
          var _arr = [];
          var _n = true;
          var _d = false;
-         var _e = undefined;
+
+         var _s, _e;
 
          try {
-           for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
+           for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) {
              _arr.push(_s.value);
 
              if (i && _arr.length === i) break;
        }
 
        function _createForOfIteratorHelper(o, allowArrayLike) {
-         var it;
+         var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"];
 
-         if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) {
+         if (!it) {
            if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
              if (it) o = it;
              var i = 0;
              err;
          return {
            s: function () {
-             it = o[Symbol.iterator]();
+             it = it.call(o);
            },
            n: function () {
              var step = it.next();
          };
        }
 
-       var engineIsNode = classofRaw(global_1.process) == 'process';
-
-       var engineUserAgent = getBuiltIn('navigator', 'userAgent') || '';
-
-       var process$1 = global_1.process;
-       var versions = process$1 && process$1.versions;
-       var v8 = versions && versions.v8;
-       var match, version;
+       var $$1d = _export;
+       var global$10 = global$1m;
 
-       if (v8) {
-         match = v8.split('.');
-         version = match[0] + match[1];
-       } else if (engineUserAgent) {
-         match = engineUserAgent.match(/Edge\/(\d+)/);
-         if (!match || match[1] >= 74) {
-           match = engineUserAgent.match(/Chrome\/(\d+)/);
-           if (match) version = match[1];
-         }
-       }
-
-       var engineV8Version = version && +version;
-
-       var nativeSymbol = !!Object.getOwnPropertySymbols && !fails(function () {
-         /* global Symbol -- required for testing */
-         return !Symbol.sham &&
-           // Chrome 38 Symbol has incorrect toString conversion
-           // Chrome 38-40 symbols are not inherited from DOM collections prototypes to instances
-           (engineIsNode ? engineV8Version === 38 : engineV8Version > 37 && engineV8Version < 41);
+       // `globalThis` object
+       // https://tc39.es/ecma262/#sec-globalthis
+       $$1d({ global: true }, {
+         globalThis: global$10
        });
 
-       var useSymbolAsUid = nativeSymbol
-         /* global Symbol -- safe */
-         && !Symbol.sham
-         && typeof Symbol.iterator == 'symbol';
+       var global$$ = global$1m;
 
-       var WellKnownSymbolsStore = shared('wks');
-       var Symbol$1 = global_1.Symbol;
-       var createWellKnownSymbol = useSymbolAsUid ? Symbol$1 : Symbol$1 && Symbol$1.withoutSetter || uid;
+       var path$1 = global$$;
 
-       var wellKnownSymbol = function (name) {
-         if (!has(WellKnownSymbolsStore, name) || !(nativeSymbol || typeof WellKnownSymbolsStore[name] == 'string')) {
-           if (nativeSymbol && has(Symbol$1, name)) {
-             WellKnownSymbolsStore[name] = Symbol$1[name];
-           } else {
-             WellKnownSymbolsStore[name] = createWellKnownSymbol('Symbol.' + name);
-           }
-         } return WellKnownSymbolsStore[name];
-       };
+       var wellKnownSymbolWrapped = {};
 
-       var f$5 = wellKnownSymbol;
+       var wellKnownSymbol$r = wellKnownSymbol$t;
 
-       var wellKnownSymbolWrapped = {
-               f: f$5
-       };
+       wellKnownSymbolWrapped.f = wellKnownSymbol$r;
 
-       var defineProperty = objectDefineProperty.f;
+       var path = path$1;
+       var hasOwn$e = hasOwnProperty_1;
+       var wrappedWellKnownSymbolModule$1 = wellKnownSymbolWrapped;
+       var defineProperty$a = objectDefineProperty.f;
 
-       var defineWellKnownSymbol = function (NAME) {
+       var defineWellKnownSymbol$4 = function (NAME) {
          var Symbol = path.Symbol || (path.Symbol = {});
-         if (!has(Symbol, NAME)) defineProperty(Symbol, NAME, {
-           value: wellKnownSymbolWrapped.f(NAME)
+         if (!hasOwn$e(Symbol, NAME)) defineProperty$a(Symbol, NAME, {
+           value: wrappedWellKnownSymbolModule$1.f(NAME)
          });
        };
 
+       var defineWellKnownSymbol$3 = defineWellKnownSymbol$4;
+
        // `Symbol.iterator` well-known symbol
        // https://tc39.es/ecma262/#sec-symbol.iterator
-       defineWellKnownSymbol('iterator');
-
-       var TO_STRING_TAG = wellKnownSymbol('toStringTag');
-       var test = {};
-
-       test[TO_STRING_TAG] = 'z';
-
-       var toStringTagSupport = String(test) === '[object z]';
+       defineWellKnownSymbol$3('iterator');
 
-       var TO_STRING_TAG$1 = wellKnownSymbol('toStringTag');
-       // ES3 wrong here
-       var CORRECT_ARGUMENTS = classofRaw(function () { return arguments; }()) == 'Arguments';
-
-       // fallback for IE11 Script Access Denied error
-       var tryGet = function (it, key) {
-         try {
-           return it[key];
-         } catch (error) { /* empty */ }
-       };
-
-       // getting tag from ES6+ `Object.prototype.toString`
-       var classof = toStringTagSupport ? classofRaw : function (it) {
-         var O, tag, result;
-         return it === undefined ? 'Undefined' : it === null ? 'Null'
-           // @@toStringTag case
-           : typeof (tag = tryGet(O = Object(it), TO_STRING_TAG$1)) == 'string' ? tag
-           // builtinTag case
-           : CORRECT_ARGUMENTS ? classofRaw(O)
-           // ES3 arguments fallback
-           : (result = classofRaw(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : result;
-       };
-
-       // `Object.prototype.toString` method implementation
-       // https://tc39.es/ecma262/#sec-object.prototype.tostring
-       var objectToString = toStringTagSupport ? {}.toString : function toString() {
-         return '[object ' + classof(this) + ']';
-       };
-
-       // `Object.prototype.toString` method
-       // https://tc39.es/ecma262/#sec-object.prototype.tostring
-       if (!toStringTagSupport) {
-         redefine(Object.prototype, 'toString', objectToString, { unsafe: true });
-       }
-
-       // `String.prototype.{ codePointAt, at }` methods implementation
-       var createMethod$1 = function (CONVERT_TO_STRING) {
-         return function ($this, pos) {
-           var S = String(requireObjectCoercible($this));
-           var position = toInteger(pos);
-           var size = S.length;
-           var first, second;
-           if (position < 0 || position >= size) return CONVERT_TO_STRING ? '' : undefined;
-           first = S.charCodeAt(position);
-           return first < 0xD800 || first > 0xDBFF || position + 1 === size
-             || (second = S.charCodeAt(position + 1)) < 0xDC00 || second > 0xDFFF
-               ? CONVERT_TO_STRING ? S.charAt(position) : first
-               : CONVERT_TO_STRING ? S.slice(position, position + 2) : (first - 0xD800 << 10) + (second - 0xDC00) + 0x10000;
-         };
-       };
-
-       var stringMultibyte = {
-         // `String.prototype.codePointAt` method
-         // https://tc39.es/ecma262/#sec-string.prototype.codepointat
-         codeAt: createMethod$1(false),
-         // `String.prototype.at` method
-         // https://github.com/mathiasbynens/String.prototype.at
-         charAt: createMethod$1(true)
-       };
-
-       // `ToObject` abstract operation
-       // https://tc39.es/ecma262/#sec-toobject
-       var toObject = function (argument) {
-         return Object(requireObjectCoercible(argument));
-       };
-
-       var correctPrototypeGetter = !fails(function () {
-         function F() { /* empty */ }
-         F.prototype.constructor = null;
-         return Object.getPrototypeOf(new F()) !== F.prototype;
-       });
-
-       var IE_PROTO = sharedKey('IE_PROTO');
-       var ObjectPrototype = Object.prototype;
-
-       // `Object.getPrototypeOf` method
-       // https://tc39.es/ecma262/#sec-object.getprototypeof
-       var objectGetPrototypeOf = correctPrototypeGetter ? Object.getPrototypeOf : function (O) {
-         O = toObject(O);
-         if (has(O, IE_PROTO)) return O[IE_PROTO];
-         if (typeof O.constructor == 'function' && O instanceof O.constructor) {
-           return O.constructor.prototype;
-         } return O instanceof Object ? ObjectPrototype : null;
-       };
-
-       var ITERATOR = wellKnownSymbol('iterator');
-       var BUGGY_SAFARI_ITERATORS = false;
-
-       var returnThis = function () { return this; };
-
-       // `%IteratorPrototype%` object
-       // https://tc39.es/ecma262/#sec-%iteratorprototype%-object
-       var IteratorPrototype, PrototypeOfArrayIteratorPrototype, arrayIterator;
-
-       if ([].keys) {
-         arrayIterator = [].keys();
-         // Safari 8 has buggy iterators w/o `next`
-         if (!('next' in arrayIterator)) BUGGY_SAFARI_ITERATORS = true;
-         else {
-           PrototypeOfArrayIteratorPrototype = objectGetPrototypeOf(objectGetPrototypeOf(arrayIterator));
-           if (PrototypeOfArrayIteratorPrototype !== Object.prototype) IteratorPrototype = PrototypeOfArrayIteratorPrototype;
-         }
-       }
-
-       var NEW_ITERATOR_PROTOTYPE = IteratorPrototype == undefined || fails(function () {
-         var test = {};
-         // FF44- legacy iterators case
-         return IteratorPrototype[ITERATOR].call(test) !== test;
-       });
-
-       if (NEW_ITERATOR_PROTOTYPE) IteratorPrototype = {};
-
-       // 25.1.2.1.1 %IteratorPrototype%[@@iterator]()
-       if ( !has(IteratorPrototype, ITERATOR)) {
-         createNonEnumerableProperty(IteratorPrototype, ITERATOR, returnThis);
-       }
-
-       var iteratorsCore = {
-         IteratorPrototype: IteratorPrototype,
-         BUGGY_SAFARI_ITERATORS: BUGGY_SAFARI_ITERATORS
-       };
+       var internalObjectKeys = objectKeysInternal;
+       var enumBugKeys$1 = enumBugKeys$3;
 
        // `Object.keys` method
        // https://tc39.es/ecma262/#sec-object.keys
-       var objectKeys = Object.keys || function keys(O) {
-         return objectKeysInternal(O, enumBugKeys);
+       // eslint-disable-next-line es/no-object-keys -- safe
+       var objectKeys$4 = Object.keys || function keys(O) {
+         return internalObjectKeys(O, enumBugKeys$1);
        };
 
+       var DESCRIPTORS$i = descriptors;
+       var definePropertyModule$5 = objectDefineProperty;
+       var anObject$k = anObject$n;
+       var toIndexedObject$8 = toIndexedObject$c;
+       var objectKeys$3 = objectKeys$4;
+
        // `Object.defineProperties` method
        // https://tc39.es/ecma262/#sec-object.defineproperties
-       var objectDefineProperties = descriptors ? Object.defineProperties : function defineProperties(O, Properties) {
-         anObject(O);
-         var keys = objectKeys(Properties);
+       // eslint-disable-next-line es/no-object-defineproperties -- safe
+       var objectDefineProperties = DESCRIPTORS$i ? Object.defineProperties : function defineProperties(O, Properties) {
+         anObject$k(O);
+         var props = toIndexedObject$8(Properties);
+         var keys = objectKeys$3(Properties);
          var length = keys.length;
          var index = 0;
          var key;
-         while (length > index) objectDefineProperty.f(O, key = keys[index++], Properties[key]);
+         while (length > index) definePropertyModule$5.f(O, key = keys[index++], props[key]);
          return O;
        };
 
-       var html = getBuiltIn('document', 'documentElement');
+       var getBuiltIn$7 = getBuiltIn$b;
+
+       var html$2 = getBuiltIn$7('document', 'documentElement');
+
+       /* global ActiveXObject -- old IE, WSH */
+
+       var anObject$j = anObject$n;
+       var defineProperties$2 = objectDefineProperties;
+       var enumBugKeys = enumBugKeys$3;
+       var hiddenKeys$2 = hiddenKeys$6;
+       var html$1 = html$2;
+       var documentCreateElement$1 = documentCreateElement$2;
+       var sharedKey$2 = sharedKey$4;
 
        var GT = '>';
        var LT = '<';
-       var PROTOTYPE = 'prototype';
+       var PROTOTYPE$2 = 'prototype';
        var SCRIPT = 'script';
-       var IE_PROTO$1 = sharedKey('IE_PROTO');
+       var IE_PROTO$1 = sharedKey$2('IE_PROTO');
 
        var EmptyConstructor = function () { /* empty */ };
 
        // Create object with fake `null` prototype: use iframe Object with cleared prototype
        var NullProtoObjectViaIFrame = function () {
          // Thrash, waste and sodomy: IE GC bug
-         var iframe = documentCreateElement('iframe');
+         var iframe = documentCreateElement$1('iframe');
          var JS = 'java' + SCRIPT + ':';
          var iframeDocument;
          iframe.style.display = 'none';
-         html.appendChild(iframe);
+         html$1.appendChild(iframe);
          // https://github.com/zloirock/core-js/issues/475
          iframe.src = String(JS);
          iframeDocument = iframe.contentWindow.document;
        var activeXDocument;
        var NullProtoObject = function () {
          try {
-           /* global ActiveXObject -- old IE */
-           activeXDocument = document.domain && new ActiveXObject('htmlfile');
+           activeXDocument = new ActiveXObject('htmlfile');
          } catch (error) { /* ignore */ }
-         NullProtoObject = activeXDocument ? NullProtoObjectViaActiveX(activeXDocument) : NullProtoObjectViaIFrame();
+         NullProtoObject = typeof document != 'undefined'
+           ? document.domain && activeXDocument
+             ? NullProtoObjectViaActiveX(activeXDocument) // old IE
+             : NullProtoObjectViaIFrame()
+           : NullProtoObjectViaActiveX(activeXDocument); // WSH
          var length = enumBugKeys.length;
-         while (length--) delete NullProtoObject[PROTOTYPE][enumBugKeys[length]];
+         while (length--) delete NullProtoObject[PROTOTYPE$2][enumBugKeys[length]];
          return NullProtoObject();
        };
 
-       hiddenKeys[IE_PROTO$1] = true;
+       hiddenKeys$2[IE_PROTO$1] = true;
 
        // `Object.create` method
        // https://tc39.es/ecma262/#sec-object.create
        var objectCreate = Object.create || function create(O, Properties) {
          var result;
          if (O !== null) {
-           EmptyConstructor[PROTOTYPE] = anObject(O);
+           EmptyConstructor[PROTOTYPE$2] = anObject$j(O);
            result = new EmptyConstructor();
-           EmptyConstructor[PROTOTYPE] = null;
+           EmptyConstructor[PROTOTYPE$2] = null;
            // add "__proto__" for Object.getPrototypeOf polyfill
            result[IE_PROTO$1] = O;
          } else result = NullProtoObject();
-         return Properties === undefined ? result : objectDefineProperties(result, Properties);
+         return Properties === undefined ? result : defineProperties$2(result, Properties);
        };
 
-       var defineProperty$1 = objectDefineProperty.f;
-
+       var wellKnownSymbol$q = wellKnownSymbol$t;
+       var create$a = objectCreate;
+       var definePropertyModule$4 = objectDefineProperty;
 
+       var UNSCOPABLES = wellKnownSymbol$q('unscopables');
+       var ArrayPrototype$1 = Array.prototype;
 
-       var TO_STRING_TAG$2 = wellKnownSymbol('toStringTag');
+       // Array.prototype[@@unscopables]
+       // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
+       if (ArrayPrototype$1[UNSCOPABLES] == undefined) {
+         definePropertyModule$4.f(ArrayPrototype$1, UNSCOPABLES, {
+           configurable: true,
+           value: create$a(null)
+         });
+       }
 
-       var setToStringTag = function (it, TAG, STATIC) {
-         if (it && !has(it = STATIC ? it : it.prototype, TO_STRING_TAG$2)) {
-           defineProperty$1(it, TO_STRING_TAG$2, { configurable: true, value: TAG });
-         }
+       // add a key to Array.prototype[@@unscopables]
+       var addToUnscopables$6 = function (key) {
+         ArrayPrototype$1[UNSCOPABLES][key] = true;
        };
 
        var iterators = {};
 
-       var IteratorPrototype$1 = iteratorsCore.IteratorPrototype;
+       var fails$M = fails$S;
+
+       var correctPrototypeGetter = !fails$M(function () {
+         function F() { /* empty */ }
+         F.prototype.constructor = null;
+         // eslint-disable-next-line es/no-object-getprototypeof -- required for testing
+         return Object.getPrototypeOf(new F()) !== F.prototype;
+       });
+
+       var global$_ = global$1m;
+       var hasOwn$d = hasOwnProperty_1;
+       var isCallable$h = isCallable$r;
+       var toObject$h = toObject$j;
+       var sharedKey$1 = sharedKey$4;
+       var CORRECT_PROTOTYPE_GETTER$1 = correctPrototypeGetter;
+
+       var IE_PROTO = sharedKey$1('IE_PROTO');
+       var Object$2 = global$_.Object;
+       var ObjectPrototype$4 = Object$2.prototype;
+
+       // `Object.getPrototypeOf` method
+       // https://tc39.es/ecma262/#sec-object.getprototypeof
+       var objectGetPrototypeOf = CORRECT_PROTOTYPE_GETTER$1 ? Object$2.getPrototypeOf : function (O) {
+         var object = toObject$h(O);
+         if (hasOwn$d(object, IE_PROTO)) return object[IE_PROTO];
+         var constructor = object.constructor;
+         if (isCallable$h(constructor) && object instanceof constructor) {
+           return constructor.prototype;
+         } return object instanceof Object$2 ? ObjectPrototype$4 : null;
+       };
+
+       var fails$L = fails$S;
+       var isCallable$g = isCallable$r;
+       var getPrototypeOf$4 = objectGetPrototypeOf;
+       var redefine$e = redefine$h.exports;
+       var wellKnownSymbol$p = wellKnownSymbol$t;
+
+       var ITERATOR$a = wellKnownSymbol$p('iterator');
+       var BUGGY_SAFARI_ITERATORS$1 = false;
+
+       // `%IteratorPrototype%` object
+       // https://tc39.es/ecma262/#sec-%iteratorprototype%-object
+       var IteratorPrototype$2, PrototypeOfArrayIteratorPrototype, arrayIterator;
+
+       /* eslint-disable es/no-array-prototype-keys -- safe */
+       if ([].keys) {
+         arrayIterator = [].keys();
+         // Safari 8 has buggy iterators w/o `next`
+         if (!('next' in arrayIterator)) BUGGY_SAFARI_ITERATORS$1 = true;
+         else {
+           PrototypeOfArrayIteratorPrototype = getPrototypeOf$4(getPrototypeOf$4(arrayIterator));
+           if (PrototypeOfArrayIteratorPrototype !== Object.prototype) IteratorPrototype$2 = PrototypeOfArrayIteratorPrototype;
+         }
+       }
 
+       var NEW_ITERATOR_PROTOTYPE = IteratorPrototype$2 == undefined || fails$L(function () {
+         var test = {};
+         // FF44- legacy iterators case
+         return IteratorPrototype$2[ITERATOR$a].call(test) !== test;
+       });
 
+       if (NEW_ITERATOR_PROTOTYPE) IteratorPrototype$2 = {};
 
+       // `%IteratorPrototype%[@@iterator]()` method
+       // https://tc39.es/ecma262/#sec-%iteratorprototype%-@@iterator
+       if (!isCallable$g(IteratorPrototype$2[ITERATOR$a])) {
+         redefine$e(IteratorPrototype$2, ITERATOR$a, function () {
+           return this;
+         });
+       }
 
+       var iteratorsCore = {
+         IteratorPrototype: IteratorPrototype$2,
+         BUGGY_SAFARI_ITERATORS: BUGGY_SAFARI_ITERATORS$1
+       };
+
+       var defineProperty$9 = objectDefineProperty.f;
+       var hasOwn$c = hasOwnProperty_1;
+       var wellKnownSymbol$o = wellKnownSymbol$t;
+
+       var TO_STRING_TAG$4 = wellKnownSymbol$o('toStringTag');
+
+       var setToStringTag$a = function (it, TAG, STATIC) {
+         if (it && !hasOwn$c(it = STATIC ? it : it.prototype, TO_STRING_TAG$4)) {
+           defineProperty$9(it, TO_STRING_TAG$4, { configurable: true, value: TAG });
+         }
+       };
+
+       var IteratorPrototype$1 = iteratorsCore.IteratorPrototype;
+       var create$9 = objectCreate;
+       var createPropertyDescriptor$4 = createPropertyDescriptor$7;
+       var setToStringTag$9 = setToStringTag$a;
+       var Iterators$4 = iterators;
 
        var returnThis$1 = function () { return this; };
 
-       var createIteratorConstructor = function (IteratorConstructor, NAME, next) {
+       var createIteratorConstructor$2 = function (IteratorConstructor, NAME, next) {
          var TO_STRING_TAG = NAME + ' Iterator';
-         IteratorConstructor.prototype = objectCreate(IteratorPrototype$1, { next: createPropertyDescriptor(1, next) });
-         setToStringTag(IteratorConstructor, TO_STRING_TAG, false);
-         iterators[TO_STRING_TAG] = returnThis$1;
+         IteratorConstructor.prototype = create$9(IteratorPrototype$1, { next: createPropertyDescriptor$4(1, next) });
+         setToStringTag$9(IteratorConstructor, TO_STRING_TAG, false);
+         Iterators$4[TO_STRING_TAG] = returnThis$1;
          return IteratorConstructor;
        };
 
-       var aPossiblePrototype = function (it) {
-         if (!isObject(it) && it !== null) {
-           throw TypeError("Can't set " + String(it) + ' as a prototype');
-         } return it;
+       var global$Z = global$1m;
+       var isCallable$f = isCallable$r;
+
+       var String$4 = global$Z.String;
+       var TypeError$h = global$Z.TypeError;
+
+       var aPossiblePrototype$1 = function (argument) {
+         if (typeof argument == 'object' || isCallable$f(argument)) return argument;
+         throw TypeError$h("Can't set " + String$4(argument) + ' as a prototype');
        };
 
        /* eslint-disable no-proto -- safe */
 
-
+       var uncurryThis$M = functionUncurryThis;
+       var anObject$i = anObject$n;
+       var aPossiblePrototype = aPossiblePrototype$1;
 
        // `Object.setPrototypeOf` method
        // https://tc39.es/ecma262/#sec-object.setprototypeof
        // Works with __proto__ only. Old v8 can't work with null proto objects.
+       // eslint-disable-next-line es/no-object-setprototypeof -- safe
        var objectSetPrototypeOf = Object.setPrototypeOf || ('__proto__' in {} ? function () {
          var CORRECT_SETTER = false;
          var test = {};
          var setter;
          try {
-           setter = Object.getOwnPropertyDescriptor(Object.prototype, '__proto__').set;
-           setter.call(test, []);
+           // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe
+           setter = uncurryThis$M(Object.getOwnPropertyDescriptor(Object.prototype, '__proto__').set);
+           setter(test, []);
            CORRECT_SETTER = test instanceof Array;
          } catch (error) { /* empty */ }
          return function setPrototypeOf(O, proto) {
-           anObject(O);
+           anObject$i(O);
            aPossiblePrototype(proto);
-           if (CORRECT_SETTER) setter.call(O, proto);
+           if (CORRECT_SETTER) setter(O, proto);
            else O.__proto__ = proto;
            return O;
          };
        }() : undefined);
 
-       var IteratorPrototype$2 = iteratorsCore.IteratorPrototype;
-       var BUGGY_SAFARI_ITERATORS$1 = iteratorsCore.BUGGY_SAFARI_ITERATORS;
-       var ITERATOR$1 = wellKnownSymbol('iterator');
+       var $$1c = _export;
+       var call$l = functionCall;
+       var FunctionName$1 = functionName;
+       var isCallable$e = isCallable$r;
+       var createIteratorConstructor$1 = createIteratorConstructor$2;
+       var getPrototypeOf$3 = objectGetPrototypeOf;
+       var setPrototypeOf$6 = objectSetPrototypeOf;
+       var setToStringTag$8 = setToStringTag$a;
+       var createNonEnumerableProperty$7 = createNonEnumerableProperty$b;
+       var redefine$d = redefine$h.exports;
+       var wellKnownSymbol$n = wellKnownSymbol$t;
+       var Iterators$3 = iterators;
+       var IteratorsCore = iteratorsCore;
+
+       var PROPER_FUNCTION_NAME$4 = FunctionName$1.PROPER;
+       var CONFIGURABLE_FUNCTION_NAME$1 = FunctionName$1.CONFIGURABLE;
+       var IteratorPrototype = IteratorsCore.IteratorPrototype;
+       var BUGGY_SAFARI_ITERATORS = IteratorsCore.BUGGY_SAFARI_ITERATORS;
+       var ITERATOR$9 = wellKnownSymbol$n('iterator');
        var KEYS = 'keys';
        var VALUES = 'values';
        var ENTRIES = 'entries';
 
-       var returnThis$2 = function () { return this; };
+       var returnThis = function () { return this; };
 
-       var defineIterator = function (Iterable, NAME, IteratorConstructor, next, DEFAULT, IS_SET, FORCED) {
-         createIteratorConstructor(IteratorConstructor, NAME, next);
+       var defineIterator$3 = function (Iterable, NAME, IteratorConstructor, next, DEFAULT, IS_SET, FORCED) {
+         createIteratorConstructor$1(IteratorConstructor, NAME, next);
 
          var getIterationMethod = function (KIND) {
            if (KIND === DEFAULT && defaultIterator) return defaultIterator;
-           if (!BUGGY_SAFARI_ITERATORS$1 && KIND in IterablePrototype) return IterablePrototype[KIND];
+           if (!BUGGY_SAFARI_ITERATORS && KIND in IterablePrototype) return IterablePrototype[KIND];
            switch (KIND) {
              case KEYS: return function keys() { return new IteratorConstructor(this, KIND); };
              case VALUES: return function values() { return new IteratorConstructor(this, KIND); };
          var TO_STRING_TAG = NAME + ' Iterator';
          var INCORRECT_VALUES_NAME = false;
          var IterablePrototype = Iterable.prototype;
-         var nativeIterator = IterablePrototype[ITERATOR$1]
+         var nativeIterator = IterablePrototype[ITERATOR$9]
            || IterablePrototype['@@iterator']
            || DEFAULT && IterablePrototype[DEFAULT];
-         var defaultIterator = !BUGGY_SAFARI_ITERATORS$1 && nativeIterator || getIterationMethod(DEFAULT);
+         var defaultIterator = !BUGGY_SAFARI_ITERATORS && nativeIterator || getIterationMethod(DEFAULT);
          var anyNativeIterator = NAME == 'Array' ? IterablePrototype.entries || nativeIterator : nativeIterator;
          var CurrentIteratorPrototype, methods, KEY;
 
          // fix native
          if (anyNativeIterator) {
-           CurrentIteratorPrototype = objectGetPrototypeOf(anyNativeIterator.call(new Iterable()));
-           if (IteratorPrototype$2 !== Object.prototype && CurrentIteratorPrototype.next) {
-             if ( objectGetPrototypeOf(CurrentIteratorPrototype) !== IteratorPrototype$2) {
-               if (objectSetPrototypeOf) {
-                 objectSetPrototypeOf(CurrentIteratorPrototype, IteratorPrototype$2);
-               } else if (typeof CurrentIteratorPrototype[ITERATOR$1] != 'function') {
-                 createNonEnumerableProperty(CurrentIteratorPrototype, ITERATOR$1, returnThis$2);
+           CurrentIteratorPrototype = getPrototypeOf$3(anyNativeIterator.call(new Iterable()));
+           if (CurrentIteratorPrototype !== Object.prototype && CurrentIteratorPrototype.next) {
+             if (getPrototypeOf$3(CurrentIteratorPrototype) !== IteratorPrototype) {
+               if (setPrototypeOf$6) {
+                 setPrototypeOf$6(CurrentIteratorPrototype, IteratorPrototype);
+               } else if (!isCallable$e(CurrentIteratorPrototype[ITERATOR$9])) {
+                 redefine$d(CurrentIteratorPrototype, ITERATOR$9, returnThis);
                }
              }
              // Set @@toStringTag to native iterators
-             setToStringTag(CurrentIteratorPrototype, TO_STRING_TAG, true);
+             setToStringTag$8(CurrentIteratorPrototype, TO_STRING_TAG, true);
            }
          }
 
-         // fix Array#{values, @@iterator}.name in V8 / FF
-         if (DEFAULT == VALUES && nativeIterator && nativeIterator.name !== VALUES) {
-           INCORRECT_VALUES_NAME = true;
-           defaultIterator = function values() { return nativeIterator.call(this); };
-         }
-
-         // define iterator
-         if ( IterablePrototype[ITERATOR$1] !== defaultIterator) {
-           createNonEnumerableProperty(IterablePrototype, ITERATOR$1, defaultIterator);
+         // fix Array.prototype.{ values, @@iterator }.name in V8 / FF
+         if (PROPER_FUNCTION_NAME$4 && DEFAULT == VALUES && nativeIterator && nativeIterator.name !== VALUES) {
+           if (CONFIGURABLE_FUNCTION_NAME$1) {
+             createNonEnumerableProperty$7(IterablePrototype, 'name', VALUES);
+           } else {
+             INCORRECT_VALUES_NAME = true;
+             defaultIterator = function values() { return call$l(nativeIterator, this); };
+           }
          }
-         iterators[NAME] = defaultIterator;
 
          // export additional methods
          if (DEFAULT) {
              entries: getIterationMethod(ENTRIES)
            };
            if (FORCED) for (KEY in methods) {
-             if (BUGGY_SAFARI_ITERATORS$1 || INCORRECT_VALUES_NAME || !(KEY in IterablePrototype)) {
-               redefine(IterablePrototype, KEY, methods[KEY]);
+             if (BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME || !(KEY in IterablePrototype)) {
+               redefine$d(IterablePrototype, KEY, methods[KEY]);
              }
-           } else _export({ target: NAME, proto: true, forced: BUGGY_SAFARI_ITERATORS$1 || INCORRECT_VALUES_NAME }, methods);
+           } else $$1c({ target: NAME, proto: true, forced: BUGGY_SAFARI_ITERATORS || INCORRECT_VALUES_NAME }, methods);
          }
 
+         // define iterator
+         if (IterablePrototype[ITERATOR$9] !== defaultIterator) {
+           redefine$d(IterablePrototype, ITERATOR$9, defaultIterator, { name: DEFAULT });
+         }
+         Iterators$3[NAME] = defaultIterator;
+
          return methods;
        };
 
-       var charAt = stringMultibyte.charAt;
-
-
-
-       var STRING_ITERATOR = 'String Iterator';
-       var setInternalState = internalState.set;
-       var getInternalState = internalState.getterFor(STRING_ITERATOR);
-
-       // `String.prototype[@@iterator]` method
-       // https://tc39.es/ecma262/#sec-string.prototype-@@iterator
-       defineIterator(String, 'String', function (iterated) {
-         setInternalState(this, {
-           type: STRING_ITERATOR,
-           string: String(iterated),
-           index: 0
-         });
-       // `%StringIteratorPrototype%.next` method
-       // https://tc39.es/ecma262/#sec-%stringiteratorprototype%.next
-       }, function next() {
-         var state = getInternalState(this);
-         var string = state.string;
-         var index = state.index;
-         var point;
-         if (index >= string.length) return { value: undefined, done: true };
-         point = charAt(string, index);
-         state.index += point.length;
-         return { value: point, done: false };
-       });
-
-       var UNSCOPABLES = wellKnownSymbol('unscopables');
-       var ArrayPrototype = Array.prototype;
-
-       // Array.prototype[@@unscopables]
-       // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
-       if (ArrayPrototype[UNSCOPABLES] == undefined) {
-         objectDefineProperty.f(ArrayPrototype, UNSCOPABLES, {
-           configurable: true,
-           value: objectCreate(null)
-         });
-       }
-
-       // add a key to Array.prototype[@@unscopables]
-       var addToUnscopables = function (key) {
-         ArrayPrototype[UNSCOPABLES][key] = true;
-       };
+       var toIndexedObject$7 = toIndexedObject$c;
+       var addToUnscopables$5 = addToUnscopables$6;
+       var Iterators$2 = iterators;
+       var InternalStateModule$8 = internalState;
+       var defineIterator$2 = defineIterator$3;
 
        var ARRAY_ITERATOR = 'Array Iterator';
-       var setInternalState$1 = internalState.set;
-       var getInternalState$1 = internalState.getterFor(ARRAY_ITERATOR);
+       var setInternalState$8 = InternalStateModule$8.set;
+       var getInternalState$6 = InternalStateModule$8.getterFor(ARRAY_ITERATOR);
 
        // `Array.prototype.entries` method
        // https://tc39.es/ecma262/#sec-array.prototype.entries
        // https://tc39.es/ecma262/#sec-array.prototype-@@iterator
        // `CreateArrayIterator` internal method
        // https://tc39.es/ecma262/#sec-createarrayiterator
-       var es_array_iterator = defineIterator(Array, 'Array', function (iterated, kind) {
-         setInternalState$1(this, {
+       var es_array_iterator = defineIterator$2(Array, 'Array', function (iterated, kind) {
+         setInternalState$8(this, {
            type: ARRAY_ITERATOR,
-           target: toIndexedObject(iterated), // target
+           target: toIndexedObject$7(iterated), // target
            index: 0,                          // next index
            kind: kind                         // kind
          });
        // `%ArrayIteratorPrototype%.next` method
        // https://tc39.es/ecma262/#sec-%arrayiteratorprototype%.next
        }, function () {
-         var state = getInternalState$1(this);
+         var state = getInternalState$6(this);
          var target = state.target;
          var kind = state.kind;
          var index = state.index++;
        // argumentsList[@@iterator] is %ArrayProto_values%
        // https://tc39.es/ecma262/#sec-createunmappedargumentsobject
        // https://tc39.es/ecma262/#sec-createmappedargumentsobject
-       iterators.Arguments = iterators.Array;
+       Iterators$2.Arguments = Iterators$2.Array;
 
        // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
-       addToUnscopables('keys');
-       addToUnscopables('values');
-       addToUnscopables('entries');
+       addToUnscopables$5('keys');
+       addToUnscopables$5('values');
+       addToUnscopables$5('entries');
+
+       var wellKnownSymbol$m = wellKnownSymbol$t;
+
+       var TO_STRING_TAG$3 = wellKnownSymbol$m('toStringTag');
+       var test$2 = {};
+
+       test$2[TO_STRING_TAG$3] = 'z';
+
+       var toStringTagSupport = String(test$2) === '[object z]';
+
+       var global$Y = global$1m;
+       var TO_STRING_TAG_SUPPORT$2 = toStringTagSupport;
+       var isCallable$d = isCallable$r;
+       var classofRaw = classofRaw$1;
+       var wellKnownSymbol$l = wellKnownSymbol$t;
+
+       var TO_STRING_TAG$2 = wellKnownSymbol$l('toStringTag');
+       var Object$1 = global$Y.Object;
+
+       // ES3 wrong here
+       var CORRECT_ARGUMENTS = classofRaw(function () { return arguments; }()) == 'Arguments';
+
+       // fallback for IE11 Script Access Denied error
+       var tryGet = function (it, key) {
+         try {
+           return it[key];
+         } catch (error) { /* empty */ }
+       };
+
+       // getting tag from ES6+ `Object.prototype.toString`
+       var classof$d = TO_STRING_TAG_SUPPORT$2 ? classofRaw : function (it) {
+         var O, tag, result;
+         return it === undefined ? 'Undefined' : it === null ? 'Null'
+           // @@toStringTag case
+           : typeof (tag = tryGet(O = Object$1(it), TO_STRING_TAG$2)) == 'string' ? tag
+           // builtinTag case
+           : CORRECT_ARGUMENTS ? classofRaw(O)
+           // ES3 arguments fallback
+           : (result = classofRaw(O)) == 'Object' && isCallable$d(O.callee) ? 'Arguments' : result;
+       };
+
+       var TO_STRING_TAG_SUPPORT$1 = toStringTagSupport;
+       var classof$c = classof$d;
+
+       // `Object.prototype.toString` method implementation
+       // https://tc39.es/ecma262/#sec-object.prototype.tostring
+       var objectToString$1 = TO_STRING_TAG_SUPPORT$1 ? {}.toString : function toString() {
+         return '[object ' + classof$c(this) + ']';
+       };
+
+       var TO_STRING_TAG_SUPPORT = toStringTagSupport;
+       var redefine$c = redefine$h.exports;
+       var toString$l = objectToString$1;
+
+       // `Object.prototype.toString` method
+       // https://tc39.es/ecma262/#sec-object.prototype.tostring
+       if (!TO_STRING_TAG_SUPPORT) {
+         redefine$c(Object.prototype, 'toString', toString$l, { unsafe: true });
+       }
+
+       var global$X = global$1m;
+       var classof$b = classof$d;
+
+       var String$3 = global$X.String;
+
+       var toString$k = function (argument) {
+         if (classof$b(argument) === 'Symbol') throw TypeError('Cannot convert a Symbol value to a string');
+         return String$3(argument);
+       };
+
+       var uncurryThis$L = functionUncurryThis;
+       var toIntegerOrInfinity$8 = toIntegerOrInfinity$b;
+       var toString$j = toString$k;
+       var requireObjectCoercible$b = requireObjectCoercible$e;
+
+       var charAt$8 = uncurryThis$L(''.charAt);
+       var charCodeAt$2 = uncurryThis$L(''.charCodeAt);
+       var stringSlice$b = uncurryThis$L(''.slice);
+
+       var createMethod$5 = function (CONVERT_TO_STRING) {
+         return function ($this, pos) {
+           var S = toString$j(requireObjectCoercible$b($this));
+           var position = toIntegerOrInfinity$8(pos);
+           var size = S.length;
+           var first, second;
+           if (position < 0 || position >= size) return CONVERT_TO_STRING ? '' : undefined;
+           first = charCodeAt$2(S, position);
+           return first < 0xD800 || first > 0xDBFF || position + 1 === size
+             || (second = charCodeAt$2(S, position + 1)) < 0xDC00 || second > 0xDFFF
+               ? CONVERT_TO_STRING
+                 ? charAt$8(S, position)
+                 : first
+               : CONVERT_TO_STRING
+                 ? stringSlice$b(S, position, position + 2)
+                 : (first - 0xD800 << 10) + (second - 0xDC00) + 0x10000;
+         };
+       };
+
+       var stringMultibyte = {
+         // `String.prototype.codePointAt` method
+         // https://tc39.es/ecma262/#sec-string.prototype.codepointat
+         codeAt: createMethod$5(false),
+         // `String.prototype.at` method
+         // https://github.com/mathiasbynens/String.prototype.at
+         charAt: createMethod$5(true)
+       };
+
+       var charAt$7 = stringMultibyte.charAt;
+       var toString$i = toString$k;
+       var InternalStateModule$7 = internalState;
+       var defineIterator$1 = defineIterator$3;
+
+       var STRING_ITERATOR = 'String Iterator';
+       var setInternalState$7 = InternalStateModule$7.set;
+       var getInternalState$5 = InternalStateModule$7.getterFor(STRING_ITERATOR);
+
+       // `String.prototype[@@iterator]` method
+       // https://tc39.es/ecma262/#sec-string.prototype-@@iterator
+       defineIterator$1(String, 'String', function (iterated) {
+         setInternalState$7(this, {
+           type: STRING_ITERATOR,
+           string: toString$i(iterated),
+           index: 0
+         });
+       // `%StringIteratorPrototype%.next` method
+       // https://tc39.es/ecma262/#sec-%stringiteratorprototype%.next
+       }, function next() {
+         var state = getInternalState$5(this);
+         var string = state.string;
+         var index = state.index;
+         var point;
+         if (index >= string.length) return { value: undefined, done: true };
+         point = charAt$7(string, index);
+         state.index += point.length;
+         return { value: point, done: false };
+       });
 
        // iterable DOM collections
        // flag - `iterable` interface - 'entries', 'keys', 'values', 'forEach' methods
          TouchList: 0
        };
 
-       var ITERATOR$2 = wellKnownSymbol('iterator');
-       var TO_STRING_TAG$3 = wellKnownSymbol('toStringTag');
-       var ArrayValues = es_array_iterator.values;
+       // in old WebKit versions, `element.classList` is not an instance of global `DOMTokenList`
+       var documentCreateElement = documentCreateElement$2;
 
-       for (var COLLECTION_NAME in domIterables) {
-         var Collection = global_1[COLLECTION_NAME];
-         var CollectionPrototype = Collection && Collection.prototype;
+       var classList$1 = documentCreateElement('span').classList;
+       var DOMTokenListPrototype$2 = classList$1 && classList$1.constructor && classList$1.constructor.prototype;
+
+       var domTokenListPrototype = DOMTokenListPrototype$2 === Object.prototype ? undefined : DOMTokenListPrototype$2;
+
+       var global$W = global$1m;
+       var DOMIterables$1 = domIterables;
+       var DOMTokenListPrototype$1 = domTokenListPrototype;
+       var ArrayIteratorMethods = es_array_iterator;
+       var createNonEnumerableProperty$6 = createNonEnumerableProperty$b;
+       var wellKnownSymbol$k = wellKnownSymbol$t;
+
+       var ITERATOR$8 = wellKnownSymbol$k('iterator');
+       var TO_STRING_TAG$1 = wellKnownSymbol$k('toStringTag');
+       var ArrayValues = ArrayIteratorMethods.values;
+
+       var handlePrototype$1 = function (CollectionPrototype, COLLECTION_NAME) {
          if (CollectionPrototype) {
            // some Chrome versions have non-configurable methods on DOMTokenList
-           if (CollectionPrototype[ITERATOR$2] !== ArrayValues) try {
-             createNonEnumerableProperty(CollectionPrototype, ITERATOR$2, ArrayValues);
+           if (CollectionPrototype[ITERATOR$8] !== ArrayValues) try {
+             createNonEnumerableProperty$6(CollectionPrototype, ITERATOR$8, ArrayValues);
            } catch (error) {
-             CollectionPrototype[ITERATOR$2] = ArrayValues;
+             CollectionPrototype[ITERATOR$8] = ArrayValues;
            }
-           if (!CollectionPrototype[TO_STRING_TAG$3]) {
-             createNonEnumerableProperty(CollectionPrototype, TO_STRING_TAG$3, COLLECTION_NAME);
+           if (!CollectionPrototype[TO_STRING_TAG$1]) {
+             createNonEnumerableProperty$6(CollectionPrototype, TO_STRING_TAG$1, COLLECTION_NAME);
            }
-           if (domIterables[COLLECTION_NAME]) for (var METHOD_NAME in es_array_iterator) {
+           if (DOMIterables$1[COLLECTION_NAME]) for (var METHOD_NAME in ArrayIteratorMethods) {
              // some Chrome versions have non-configurable methods on DOMTokenList
-             if (CollectionPrototype[METHOD_NAME] !== es_array_iterator[METHOD_NAME]) try {
-               createNonEnumerableProperty(CollectionPrototype, METHOD_NAME, es_array_iterator[METHOD_NAME]);
+             if (CollectionPrototype[METHOD_NAME] !== ArrayIteratorMethods[METHOD_NAME]) try {
+               createNonEnumerableProperty$6(CollectionPrototype, METHOD_NAME, ArrayIteratorMethods[METHOD_NAME]);
              } catch (error) {
-               CollectionPrototype[METHOD_NAME] = es_array_iterator[METHOD_NAME];
+               CollectionPrototype[METHOD_NAME] = ArrayIteratorMethods[METHOD_NAME];
              }
            }
          }
+       };
+
+       for (var COLLECTION_NAME$1 in DOMIterables$1) {
+         handlePrototype$1(global$W[COLLECTION_NAME$1] && global$W[COLLECTION_NAME$1].prototype, COLLECTION_NAME$1);
        }
 
+       handlePrototype$1(DOMTokenListPrototype$1, 'DOMTokenList');
+
+       var FunctionPrototype$1 = Function.prototype;
+       var apply$9 = FunctionPrototype$1.apply;
+       var bind$g = FunctionPrototype$1.bind;
+       var call$k = FunctionPrototype$1.call;
+
+       // eslint-disable-next-line es/no-reflect -- safe
+       var functionApply = typeof Reflect == 'object' && Reflect.apply || (bind$g ? call$k.bind(apply$9) : function () {
+         return call$k.apply(apply$9, arguments);
+       });
+
+       var classof$a = classofRaw$1;
+
        // `IsArray` abstract operation
        // https://tc39.es/ecma262/#sec-isarray
-       var isArray = Array.isArray || function isArray(arg) {
-         return classofRaw(arg) == 'Array';
+       // eslint-disable-next-line es/no-array-isarray -- safe
+       var isArray$8 = Array.isArray || function isArray(argument) {
+         return classof$a(argument) == 'Array';
        };
 
-       var nativeGetOwnPropertyNames = objectGetOwnPropertyNames.f;
+       var objectGetOwnPropertyNamesExternal = {};
+
+       var uncurryThis$K = functionUncurryThis;
+
+       var arraySlice$c = uncurryThis$K([].slice);
 
-       var toString$1 = {}.toString;
+       /* eslint-disable es/no-object-getownpropertynames -- safe */
+
+       var classof$9 = classofRaw$1;
+       var toIndexedObject$6 = toIndexedObject$c;
+       var $getOwnPropertyNames$1 = objectGetOwnPropertyNames.f;
+       var arraySlice$b = arraySlice$c;
 
        var windowNames = typeof window == 'object' && window && Object.getOwnPropertyNames
          ? Object.getOwnPropertyNames(window) : [];
 
        var getWindowNames = function (it) {
          try {
-           return nativeGetOwnPropertyNames(it);
+           return $getOwnPropertyNames$1(it);
          } catch (error) {
-           return windowNames.slice();
+           return arraySlice$b(windowNames);
          }
        };
 
        // fallback for IE11 buggy Object.getOwnPropertyNames with iframe and window
-       var f$6 = function getOwnPropertyNames(it) {
-         return windowNames && toString$1.call(it) == '[object Window]'
+       objectGetOwnPropertyNamesExternal.f = function getOwnPropertyNames(it) {
+         return windowNames && classof$9(it) == 'Window'
            ? getWindowNames(it)
-           : nativeGetOwnPropertyNames(toIndexedObject(it));
+           : $getOwnPropertyNames$1(toIndexedObject$6(it));
        };
 
-       var objectGetOwnPropertyNamesExternal = {
-               f: f$6
-       };
+       var uncurryThis$J = functionUncurryThis;
+       var aCallable$8 = aCallable$a;
 
-       var aFunction$1 = function (it) {
-         if (typeof it != 'function') {
-           throw TypeError(String(it) + ' is not a function');
-         } return it;
-       };
+       var bind$f = uncurryThis$J(uncurryThis$J.bind);
 
        // optional / simple context binding
-       var functionBindContext = function (fn, that, length) {
-         aFunction$1(fn);
-         if (that === undefined) return fn;
-         switch (length) {
-           case 0: return function () {
-             return fn.call(that);
-           };
-           case 1: return function (a) {
-             return fn.call(that, a);
-           };
-           case 2: return function (a, b) {
-             return fn.call(that, a, b);
-           };
-           case 3: return function (a, b, c) {
-             return fn.call(that, a, b, c);
-           };
-         }
-         return function (/* ...args */) {
+       var functionBindContext = function (fn, that) {
+         aCallable$8(fn);
+         return that === undefined ? fn : bind$f ? bind$f(fn, that) : function (/* ...args */) {
            return fn.apply(that, arguments);
          };
        };
 
-       var SPECIES = wellKnownSymbol('species');
+       var uncurryThis$I = functionUncurryThis;
+       var fails$K = fails$S;
+       var isCallable$c = isCallable$r;
+       var classof$8 = classof$d;
+       var getBuiltIn$6 = getBuiltIn$b;
+       var inspectSource$1 = inspectSource$4;
+
+       var noop$2 = function () { /* empty */ };
+       var empty$1 = [];
+       var construct$1 = getBuiltIn$6('Reflect', 'construct');
+       var constructorRegExp = /^\s*(?:class|function)\b/;
+       var exec$6 = uncurryThis$I(constructorRegExp.exec);
+       var INCORRECT_TO_STRING = !constructorRegExp.exec(noop$2);
+
+       var isConstructorModern = function (argument) {
+         if (!isCallable$c(argument)) return false;
+         try {
+           construct$1(noop$2, empty$1, argument);
+           return true;
+         } catch (error) {
+           return false;
+         }
+       };
+
+       var isConstructorLegacy = function (argument) {
+         if (!isCallable$c(argument)) return false;
+         switch (classof$8(argument)) {
+           case 'AsyncFunction':
+           case 'GeneratorFunction':
+           case 'AsyncGeneratorFunction': return false;
+           // we can't check .prototype since constructors produced by .bind haven't it
+         } return INCORRECT_TO_STRING || !!exec$6(constructorRegExp, inspectSource$1(argument));
+       };
 
-       // `ArraySpeciesCreate` abstract operation
+       // `IsConstructor` abstract operation
+       // https://tc39.es/ecma262/#sec-isconstructor
+       var isConstructor$4 = !construct$1 || fails$K(function () {
+         var called;
+         return isConstructorModern(isConstructorModern.call)
+           || !isConstructorModern(Object)
+           || !isConstructorModern(function () { called = true; })
+           || called;
+       }) ? isConstructorLegacy : isConstructorModern;
+
+       var global$V = global$1m;
+       var isArray$7 = isArray$8;
+       var isConstructor$3 = isConstructor$4;
+       var isObject$m = isObject$s;
+       var wellKnownSymbol$j = wellKnownSymbol$t;
+
+       var SPECIES$6 = wellKnownSymbol$j('species');
+       var Array$6 = global$V.Array;
+
+       // a part of `ArraySpeciesCreate` abstract operation
        // https://tc39.es/ecma262/#sec-arrayspeciescreate
-       var arraySpeciesCreate = function (originalArray, length) {
+       var arraySpeciesConstructor$1 = function (originalArray) {
          var C;
-         if (isArray(originalArray)) {
+         if (isArray$7(originalArray)) {
            C = originalArray.constructor;
            // cross-realm fallback
-           if (typeof C == 'function' && (C === Array || isArray(C.prototype))) C = undefined;
-           else if (isObject(C)) {
-             C = C[SPECIES];
+           if (isConstructor$3(C) && (C === Array$6 || isArray$7(C.prototype))) C = undefined;
+           else if (isObject$m(C)) {
+             C = C[SPECIES$6];
              if (C === null) C = undefined;
            }
-         } return new (C === undefined ? Array : C)(length === 0 ? 0 : length);
+         } return C === undefined ? Array$6 : C;
        };
 
-       var push = [].push;
+       var arraySpeciesConstructor = arraySpeciesConstructor$1;
 
-       // `Array.prototype.{ forEach, map, filter, some, every, find, findIndex, filterOut }` methods implementation
-       var createMethod$2 = function (TYPE) {
+       // `ArraySpeciesCreate` abstract operation
+       // https://tc39.es/ecma262/#sec-arrayspeciescreate
+       var arraySpeciesCreate$4 = function (originalArray, length) {
+         return new (arraySpeciesConstructor(originalArray))(length === 0 ? 0 : length);
+       };
+
+       var bind$e = functionBindContext;
+       var uncurryThis$H = functionUncurryThis;
+       var IndexedObject$3 = indexedObject;
+       var toObject$g = toObject$j;
+       var lengthOfArrayLike$e = lengthOfArrayLike$g;
+       var arraySpeciesCreate$3 = arraySpeciesCreate$4;
+
+       var push$9 = uncurryThis$H([].push);
+
+       // `Array.prototype.{ forEach, map, filter, some, every, find, findIndex, filterReject }` methods implementation
+       var createMethod$4 = function (TYPE) {
          var IS_MAP = TYPE == 1;
          var IS_FILTER = TYPE == 2;
          var IS_SOME = TYPE == 3;
          var IS_EVERY = TYPE == 4;
          var IS_FIND_INDEX = TYPE == 6;
-         var IS_FILTER_OUT = TYPE == 7;
+         var IS_FILTER_REJECT = TYPE == 7;
          var NO_HOLES = TYPE == 5 || IS_FIND_INDEX;
          return function ($this, callbackfn, that, specificCreate) {
-           var O = toObject($this);
-           var self = indexedObject(O);
-           var boundFunction = functionBindContext(callbackfn, that, 3);
-           var length = toLength(self.length);
+           var O = toObject$g($this);
+           var self = IndexedObject$3(O);
+           var boundFunction = bind$e(callbackfn, that);
+           var length = lengthOfArrayLike$e(self);
            var index = 0;
-           var create = specificCreate || arraySpeciesCreate;
-           var target = IS_MAP ? create($this, length) : IS_FILTER || IS_FILTER_OUT ? create($this, 0) : undefined;
+           var create = specificCreate || arraySpeciesCreate$3;
+           var target = IS_MAP ? create($this, length) : IS_FILTER || IS_FILTER_REJECT ? create($this, 0) : undefined;
            var value, result;
            for (;length > index; index++) if (NO_HOLES || index in self) {
              value = self[index];
                  case 3: return true;              // some
                  case 5: return value;             // find
                  case 6: return index;             // findIndex
-                 case 2: push.call(target, value); // filter
+                 case 2: push$9(target, value);      // filter
                } else switch (TYPE) {
                  case 4: return false;             // every
-                 case 7: push.call(target, value); // filterOut
+                 case 7: push$9(target, value);      // filterReject
                }
              }
            }
        var arrayIteration = {
          // `Array.prototype.forEach` method
          // https://tc39.es/ecma262/#sec-array.prototype.foreach
-         forEach: createMethod$2(0),
+         forEach: createMethod$4(0),
          // `Array.prototype.map` method
          // https://tc39.es/ecma262/#sec-array.prototype.map
-         map: createMethod$2(1),
+         map: createMethod$4(1),
          // `Array.prototype.filter` method
          // https://tc39.es/ecma262/#sec-array.prototype.filter
-         filter: createMethod$2(2),
+         filter: createMethod$4(2),
          // `Array.prototype.some` method
          // https://tc39.es/ecma262/#sec-array.prototype.some
-         some: createMethod$2(3),
+         some: createMethod$4(3),
          // `Array.prototype.every` method
          // https://tc39.es/ecma262/#sec-array.prototype.every
-         every: createMethod$2(4),
+         every: createMethod$4(4),
          // `Array.prototype.find` method
          // https://tc39.es/ecma262/#sec-array.prototype.find
-         find: createMethod$2(5),
+         find: createMethod$4(5),
          // `Array.prototype.findIndex` method
          // https://tc39.es/ecma262/#sec-array.prototype.findIndex
-         findIndex: createMethod$2(6),
-         // `Array.prototype.filterOut` method
+         findIndex: createMethod$4(6),
+         // `Array.prototype.filterReject` method
          // https://github.com/tc39/proposal-array-filtering
-         filterOut: createMethod$2(7)
+         filterReject: createMethod$4(7)
        };
 
-       var $forEach = arrayIteration.forEach;
+       var $$1b = _export;
+       var global$U = global$1m;
+       var getBuiltIn$5 = getBuiltIn$b;
+       var apply$8 = functionApply;
+       var call$j = functionCall;
+       var uncurryThis$G = functionUncurryThis;
+       var DESCRIPTORS$h = descriptors;
+       var NATIVE_SYMBOL$1 = nativeSymbol;
+       var fails$J = fails$S;
+       var hasOwn$b = hasOwnProperty_1;
+       var isArray$6 = isArray$8;
+       var isCallable$b = isCallable$r;
+       var isObject$l = isObject$s;
+       var isPrototypeOf$8 = objectIsPrototypeOf;
+       var isSymbol$3 = isSymbol$6;
+       var anObject$h = anObject$n;
+       var toObject$f = toObject$j;
+       var toIndexedObject$5 = toIndexedObject$c;
+       var toPropertyKey$2 = toPropertyKey$5;
+       var $toString$3 = toString$k;
+       var createPropertyDescriptor$3 = createPropertyDescriptor$7;
+       var nativeObjectCreate = objectCreate;
+       var objectKeys$2 = objectKeys$4;
+       var getOwnPropertyNamesModule$1 = objectGetOwnPropertyNames;
+       var getOwnPropertyNamesExternal = objectGetOwnPropertyNamesExternal;
+       var getOwnPropertySymbolsModule$1 = objectGetOwnPropertySymbols;
+       var getOwnPropertyDescriptorModule$2 = objectGetOwnPropertyDescriptor;
+       var definePropertyModule$3 = objectDefineProperty;
+       var propertyIsEnumerableModule$1 = objectPropertyIsEnumerable;
+       var arraySlice$a = arraySlice$c;
+       var redefine$b = redefine$h.exports;
+       var shared$1 = shared$5.exports;
+       var sharedKey = sharedKey$4;
+       var hiddenKeys$1 = hiddenKeys$6;
+       var uid$2 = uid$5;
+       var wellKnownSymbol$i = wellKnownSymbol$t;
+       var wrappedWellKnownSymbolModule = wellKnownSymbolWrapped;
+       var defineWellKnownSymbol$2 = defineWellKnownSymbol$4;
+       var setToStringTag$7 = setToStringTag$a;
+       var InternalStateModule$6 = internalState;
+       var $forEach$2 = arrayIteration.forEach;
 
        var HIDDEN = sharedKey('hidden');
        var SYMBOL = 'Symbol';
        var PROTOTYPE$1 = 'prototype';
-       var TO_PRIMITIVE = wellKnownSymbol('toPrimitive');
-       var setInternalState$2 = internalState.set;
-       var getInternalState$2 = internalState.getterFor(SYMBOL);
-       var ObjectPrototype$1 = Object[PROTOTYPE$1];
-       var $Symbol = global_1.Symbol;
-       var $stringify = getBuiltIn('JSON', 'stringify');
-       var nativeGetOwnPropertyDescriptor$1 = objectGetOwnPropertyDescriptor.f;
-       var nativeDefineProperty$1 = objectDefineProperty.f;
-       var nativeGetOwnPropertyNames$1 = objectGetOwnPropertyNamesExternal.f;
-       var nativePropertyIsEnumerable$1 = objectPropertyIsEnumerable.f;
-       var AllSymbols = shared('symbols');
-       var ObjectPrototypeSymbols = shared('op-symbols');
-       var StringToSymbolRegistry = shared('string-to-symbol-registry');
-       var SymbolToStringRegistry = shared('symbol-to-string-registry');
-       var WellKnownSymbolsStore$1 = shared('wks');
-       var QObject = global_1.QObject;
+       var TO_PRIMITIVE = wellKnownSymbol$i('toPrimitive');
+
+       var setInternalState$6 = InternalStateModule$6.set;
+       var getInternalState$4 = InternalStateModule$6.getterFor(SYMBOL);
+
+       var ObjectPrototype$3 = Object[PROTOTYPE$1];
+       var $Symbol = global$U.Symbol;
+       var SymbolPrototype$1 = $Symbol && $Symbol[PROTOTYPE$1];
+       var TypeError$g = global$U.TypeError;
+       var QObject = global$U.QObject;
+       var $stringify = getBuiltIn$5('JSON', 'stringify');
+       var nativeGetOwnPropertyDescriptor$2 = getOwnPropertyDescriptorModule$2.f;
+       var nativeDefineProperty$1 = definePropertyModule$3.f;
+       var nativeGetOwnPropertyNames = getOwnPropertyNamesExternal.f;
+       var nativePropertyIsEnumerable = propertyIsEnumerableModule$1.f;
+       var push$8 = uncurryThis$G([].push);
+
+       var AllSymbols = shared$1('symbols');
+       var ObjectPrototypeSymbols = shared$1('op-symbols');
+       var StringToSymbolRegistry = shared$1('string-to-symbol-registry');
+       var SymbolToStringRegistry = shared$1('symbol-to-string-registry');
+       var WellKnownSymbolsStore = shared$1('wks');
+
        // Don't use setters in Qt Script, https://github.com/zloirock/core-js/issues/173
        var USE_SETTER = !QObject || !QObject[PROTOTYPE$1] || !QObject[PROTOTYPE$1].findChild;
 
        // fallback for old Android, https://code.google.com/p/v8/issues/detail?id=687
-       var setSymbolDescriptor = descriptors && fails(function () {
-         return objectCreate(nativeDefineProperty$1({}, 'a', {
+       var setSymbolDescriptor = DESCRIPTORS$h && fails$J(function () {
+         return nativeObjectCreate(nativeDefineProperty$1({}, 'a', {
            get: function () { return nativeDefineProperty$1(this, 'a', { value: 7 }).a; }
          })).a != 7;
        }) ? function (O, P, Attributes) {
-         var ObjectPrototypeDescriptor = nativeGetOwnPropertyDescriptor$1(ObjectPrototype$1, P);
-         if (ObjectPrototypeDescriptor) delete ObjectPrototype$1[P];
+         var ObjectPrototypeDescriptor = nativeGetOwnPropertyDescriptor$2(ObjectPrototype$3, P);
+         if (ObjectPrototypeDescriptor) delete ObjectPrototype$3[P];
          nativeDefineProperty$1(O, P, Attributes);
-         if (ObjectPrototypeDescriptor && O !== ObjectPrototype$1) {
-           nativeDefineProperty$1(ObjectPrototype$1, P, ObjectPrototypeDescriptor);
+         if (ObjectPrototypeDescriptor && O !== ObjectPrototype$3) {
+           nativeDefineProperty$1(ObjectPrototype$3, P, ObjectPrototypeDescriptor);
          }
        } : nativeDefineProperty$1;
 
-       var wrap = function (tag, description) {
-         var symbol = AllSymbols[tag] = objectCreate($Symbol[PROTOTYPE$1]);
-         setInternalState$2(symbol, {
+       var wrap$2 = function (tag, description) {
+         var symbol = AllSymbols[tag] = nativeObjectCreate(SymbolPrototype$1);
+         setInternalState$6(symbol, {
            type: SYMBOL,
            tag: tag,
            description: description
          });
-         if (!descriptors) symbol.description = description;
+         if (!DESCRIPTORS$h) symbol.description = description;
          return symbol;
        };
 
-       var isSymbol = useSymbolAsUid ? function (it) {
-         return typeof it == 'symbol';
-       } : function (it) {
-         return Object(it) instanceof $Symbol;
-       };
-
        var $defineProperty = function defineProperty(O, P, Attributes) {
-         if (O === ObjectPrototype$1) $defineProperty(ObjectPrototypeSymbols, P, Attributes);
-         anObject(O);
-         var key = toPrimitive(P, true);
-         anObject(Attributes);
-         if (has(AllSymbols, key)) {
+         if (O === ObjectPrototype$3) $defineProperty(ObjectPrototypeSymbols, P, Attributes);
+         anObject$h(O);
+         var key = toPropertyKey$2(P);
+         anObject$h(Attributes);
+         if (hasOwn$b(AllSymbols, key)) {
            if (!Attributes.enumerable) {
-             if (!has(O, HIDDEN)) nativeDefineProperty$1(O, HIDDEN, createPropertyDescriptor(1, {}));
+             if (!hasOwn$b(O, HIDDEN)) nativeDefineProperty$1(O, HIDDEN, createPropertyDescriptor$3(1, {}));
              O[HIDDEN][key] = true;
            } else {
-             if (has(O, HIDDEN) && O[HIDDEN][key]) O[HIDDEN][key] = false;
-             Attributes = objectCreate(Attributes, { enumerable: createPropertyDescriptor(0, false) });
+             if (hasOwn$b(O, HIDDEN) && O[HIDDEN][key]) O[HIDDEN][key] = false;
+             Attributes = nativeObjectCreate(Attributes, { enumerable: createPropertyDescriptor$3(0, false) });
            } return setSymbolDescriptor(O, key, Attributes);
          } return nativeDefineProperty$1(O, key, Attributes);
        };
 
        var $defineProperties = function defineProperties(O, Properties) {
-         anObject(O);
-         var properties = toIndexedObject(Properties);
-         var keys = objectKeys(properties).concat($getOwnPropertySymbols(properties));
-         $forEach(keys, function (key) {
-           if (!descriptors || $propertyIsEnumerable.call(properties, key)) $defineProperty(O, key, properties[key]);
+         anObject$h(O);
+         var properties = toIndexedObject$5(Properties);
+         var keys = objectKeys$2(properties).concat($getOwnPropertySymbols(properties));
+         $forEach$2(keys, function (key) {
+           if (!DESCRIPTORS$h || call$j($propertyIsEnumerable$1, properties, key)) $defineProperty(O, key, properties[key]);
          });
          return O;
        };
 
        var $create = function create(O, Properties) {
-         return Properties === undefined ? objectCreate(O) : $defineProperties(objectCreate(O), Properties);
+         return Properties === undefined ? nativeObjectCreate(O) : $defineProperties(nativeObjectCreate(O), Properties);
        };
 
-       var $propertyIsEnumerable = function propertyIsEnumerable(V) {
-         var P = toPrimitive(V, true);
-         var enumerable = nativePropertyIsEnumerable$1.call(this, P);
-         if (this === ObjectPrototype$1 && has(AllSymbols, P) && !has(ObjectPrototypeSymbols, P)) return false;
-         return enumerable || !has(this, P) || !has(AllSymbols, P) || has(this, HIDDEN) && this[HIDDEN][P] ? enumerable : true;
+       var $propertyIsEnumerable$1 = function propertyIsEnumerable(V) {
+         var P = toPropertyKey$2(V);
+         var enumerable = call$j(nativePropertyIsEnumerable, this, P);
+         if (this === ObjectPrototype$3 && hasOwn$b(AllSymbols, P) && !hasOwn$b(ObjectPrototypeSymbols, P)) return false;
+         return enumerable || !hasOwn$b(this, P) || !hasOwn$b(AllSymbols, P) || hasOwn$b(this, HIDDEN) && this[HIDDEN][P]
+           ? enumerable : true;
        };
 
        var $getOwnPropertyDescriptor = function getOwnPropertyDescriptor(O, P) {
-         var it = toIndexedObject(O);
-         var key = toPrimitive(P, true);
-         if (it === ObjectPrototype$1 && has(AllSymbols, key) && !has(ObjectPrototypeSymbols, key)) return;
-         var descriptor = nativeGetOwnPropertyDescriptor$1(it, key);
-         if (descriptor && has(AllSymbols, key) && !(has(it, HIDDEN) && it[HIDDEN][key])) {
+         var it = toIndexedObject$5(O);
+         var key = toPropertyKey$2(P);
+         if (it === ObjectPrototype$3 && hasOwn$b(AllSymbols, key) && !hasOwn$b(ObjectPrototypeSymbols, key)) return;
+         var descriptor = nativeGetOwnPropertyDescriptor$2(it, key);
+         if (descriptor && hasOwn$b(AllSymbols, key) && !(hasOwn$b(it, HIDDEN) && it[HIDDEN][key])) {
            descriptor.enumerable = true;
          }
          return descriptor;
        };
 
        var $getOwnPropertyNames = function getOwnPropertyNames(O) {
-         var names = nativeGetOwnPropertyNames$1(toIndexedObject(O));
+         var names = nativeGetOwnPropertyNames(toIndexedObject$5(O));
          var result = [];
-         $forEach(names, function (key) {
-           if (!has(AllSymbols, key) && !has(hiddenKeys, key)) result.push(key);
+         $forEach$2(names, function (key) {
+           if (!hasOwn$b(AllSymbols, key) && !hasOwn$b(hiddenKeys$1, key)) push$8(result, key);
          });
          return result;
        };
 
        var $getOwnPropertySymbols = function getOwnPropertySymbols(O) {
-         var IS_OBJECT_PROTOTYPE = O === ObjectPrototype$1;
-         var names = nativeGetOwnPropertyNames$1(IS_OBJECT_PROTOTYPE ? ObjectPrototypeSymbols : toIndexedObject(O));
+         var IS_OBJECT_PROTOTYPE = O === ObjectPrototype$3;
+         var names = nativeGetOwnPropertyNames(IS_OBJECT_PROTOTYPE ? ObjectPrototypeSymbols : toIndexedObject$5(O));
          var result = [];
-         $forEach(names, function (key) {
-           if (has(AllSymbols, key) && (!IS_OBJECT_PROTOTYPE || has(ObjectPrototype$1, key))) {
-             result.push(AllSymbols[key]);
+         $forEach$2(names, function (key) {
+           if (hasOwn$b(AllSymbols, key) && (!IS_OBJECT_PROTOTYPE || hasOwn$b(ObjectPrototype$3, key))) {
+             push$8(result, AllSymbols[key]);
            }
          });
          return result;
 
        // `Symbol` constructor
        // https://tc39.es/ecma262/#sec-symbol-constructor
-       if (!nativeSymbol) {
+       if (!NATIVE_SYMBOL$1) {
          $Symbol = function Symbol() {
-           if (this instanceof $Symbol) throw TypeError('Symbol is not a constructor');
-           var description = !arguments.length || arguments[0] === undefined ? undefined : String(arguments[0]);
-           var tag = uid(description);
+           if (isPrototypeOf$8(SymbolPrototype$1, this)) throw TypeError$g('Symbol is not a constructor');
+           var description = !arguments.length || arguments[0] === undefined ? undefined : $toString$3(arguments[0]);
+           var tag = uid$2(description);
            var setter = function (value) {
-             if (this === ObjectPrototype$1) setter.call(ObjectPrototypeSymbols, value);
-             if (has(this, HIDDEN) && has(this[HIDDEN], tag)) this[HIDDEN][tag] = false;
-             setSymbolDescriptor(this, tag, createPropertyDescriptor(1, value));
+             if (this === ObjectPrototype$3) call$j(setter, ObjectPrototypeSymbols, value);
+             if (hasOwn$b(this, HIDDEN) && hasOwn$b(this[HIDDEN], tag)) this[HIDDEN][tag] = false;
+             setSymbolDescriptor(this, tag, createPropertyDescriptor$3(1, value));
            };
-           if (descriptors && USE_SETTER) setSymbolDescriptor(ObjectPrototype$1, tag, { configurable: true, set: setter });
-           return wrap(tag, description);
+           if (DESCRIPTORS$h && USE_SETTER) setSymbolDescriptor(ObjectPrototype$3, tag, { configurable: true, set: setter });
+           return wrap$2(tag, description);
          };
 
-         redefine($Symbol[PROTOTYPE$1], 'toString', function toString() {
-           return getInternalState$2(this).tag;
+         SymbolPrototype$1 = $Symbol[PROTOTYPE$1];
+
+         redefine$b(SymbolPrototype$1, 'toString', function toString() {
+           return getInternalState$4(this).tag;
          });
 
-         redefine($Symbol, 'withoutSetter', function (description) {
-           return wrap(uid(description), description);
+         redefine$b($Symbol, 'withoutSetter', function (description) {
+           return wrap$2(uid$2(description), description);
          });
 
-         objectPropertyIsEnumerable.f = $propertyIsEnumerable;
-         objectDefineProperty.f = $defineProperty;
-         objectGetOwnPropertyDescriptor.f = $getOwnPropertyDescriptor;
-         objectGetOwnPropertyNames.f = objectGetOwnPropertyNamesExternal.f = $getOwnPropertyNames;
-         objectGetOwnPropertySymbols.f = $getOwnPropertySymbols;
+         propertyIsEnumerableModule$1.f = $propertyIsEnumerable$1;
+         definePropertyModule$3.f = $defineProperty;
+         getOwnPropertyDescriptorModule$2.f = $getOwnPropertyDescriptor;
+         getOwnPropertyNamesModule$1.f = getOwnPropertyNamesExternal.f = $getOwnPropertyNames;
+         getOwnPropertySymbolsModule$1.f = $getOwnPropertySymbols;
 
-         wellKnownSymbolWrapped.f = function (name) {
-           return wrap(wellKnownSymbol(name), name);
+         wrappedWellKnownSymbolModule.f = function (name) {
+           return wrap$2(wellKnownSymbol$i(name), name);
          };
 
-         if (descriptors) {
+         if (DESCRIPTORS$h) {
            // https://github.com/tc39/proposal-Symbol-description
-           nativeDefineProperty$1($Symbol[PROTOTYPE$1], 'description', {
+           nativeDefineProperty$1(SymbolPrototype$1, 'description', {
              configurable: true,
              get: function description() {
-               return getInternalState$2(this).description;
+               return getInternalState$4(this).description;
              }
            });
            {
-             redefine(ObjectPrototype$1, 'propertyIsEnumerable', $propertyIsEnumerable, { unsafe: true });
+             redefine$b(ObjectPrototype$3, 'propertyIsEnumerable', $propertyIsEnumerable$1, { unsafe: true });
            }
          }
        }
 
-       _export({ global: true, wrap: true, forced: !nativeSymbol, sham: !nativeSymbol }, {
+       $$1b({ global: true, wrap: true, forced: !NATIVE_SYMBOL$1, sham: !NATIVE_SYMBOL$1 }, {
          Symbol: $Symbol
        });
 
-       $forEach(objectKeys(WellKnownSymbolsStore$1), function (name) {
-         defineWellKnownSymbol(name);
+       $forEach$2(objectKeys$2(WellKnownSymbolsStore), function (name) {
+         defineWellKnownSymbol$2(name);
        });
 
-       _export({ target: SYMBOL, stat: true, forced: !nativeSymbol }, {
+       $$1b({ target: SYMBOL, stat: true, forced: !NATIVE_SYMBOL$1 }, {
          // `Symbol.for` method
          // https://tc39.es/ecma262/#sec-symbol.for
          'for': function (key) {
-           var string = String(key);
-           if (has(StringToSymbolRegistry, string)) return StringToSymbolRegistry[string];
+           var string = $toString$3(key);
+           if (hasOwn$b(StringToSymbolRegistry, string)) return StringToSymbolRegistry[string];
            var symbol = $Symbol(string);
            StringToSymbolRegistry[string] = symbol;
            SymbolToStringRegistry[symbol] = string;
          // `Symbol.keyFor` method
          // https://tc39.es/ecma262/#sec-symbol.keyfor
          keyFor: function keyFor(sym) {
-           if (!isSymbol(sym)) throw TypeError(sym + ' is not a symbol');
-           if (has(SymbolToStringRegistry, sym)) return SymbolToStringRegistry[sym];
+           if (!isSymbol$3(sym)) throw TypeError$g(sym + ' is not a symbol');
+           if (hasOwn$b(SymbolToStringRegistry, sym)) return SymbolToStringRegistry[sym];
          },
          useSetter: function () { USE_SETTER = true; },
          useSimple: function () { USE_SETTER = false; }
        });
 
-       _export({ target: 'Object', stat: true, forced: !nativeSymbol, sham: !descriptors }, {
+       $$1b({ target: 'Object', stat: true, forced: !NATIVE_SYMBOL$1, sham: !DESCRIPTORS$h }, {
          // `Object.create` method
          // https://tc39.es/ecma262/#sec-object.create
          create: $create,
          getOwnPropertyDescriptor: $getOwnPropertyDescriptor
        });
 
-       _export({ target: 'Object', stat: true, forced: !nativeSymbol }, {
+       $$1b({ target: 'Object', stat: true, forced: !NATIVE_SYMBOL$1 }, {
          // `Object.getOwnPropertyNames` method
          // https://tc39.es/ecma262/#sec-object.getownpropertynames
          getOwnPropertyNames: $getOwnPropertyNames,
 
        // Chrome 38 and 39 `Object.getOwnPropertySymbols` fails on primitives
        // https://bugs.chromium.org/p/v8/issues/detail?id=3443
-       _export({ target: 'Object', stat: true, forced: fails(function () { objectGetOwnPropertySymbols.f(1); }) }, {
+       $$1b({ target: 'Object', stat: true, forced: fails$J(function () { getOwnPropertySymbolsModule$1.f(1); }) }, {
          getOwnPropertySymbols: function getOwnPropertySymbols(it) {
-           return objectGetOwnPropertySymbols.f(toObject(it));
+           return getOwnPropertySymbolsModule$1.f(toObject$f(it));
          }
        });
 
        // `JSON.stringify` method behavior with symbols
        // https://tc39.es/ecma262/#sec-json.stringify
        if ($stringify) {
-         var FORCED_JSON_STRINGIFY = !nativeSymbol || fails(function () {
+         var FORCED_JSON_STRINGIFY = !NATIVE_SYMBOL$1 || fails$J(function () {
            var symbol = $Symbol();
            // MS Edge converts symbol values to JSON as {}
            return $stringify([symbol]) != '[null]'
              || $stringify(Object(symbol)) != '{}';
          });
 
-         _export({ target: 'JSON', stat: true, forced: FORCED_JSON_STRINGIFY }, {
+         $$1b({ target: 'JSON', stat: true, forced: FORCED_JSON_STRINGIFY }, {
            // eslint-disable-next-line no-unused-vars -- required for `.length`
            stringify: function stringify(it, replacer, space) {
-             var args = [it];
-             var index = 1;
-             var $replacer;
-             while (arguments.length > index) args.push(arguments[index++]);
-             $replacer = replacer;
-             if (!isObject(replacer) && it === undefined || isSymbol(it)) return; // IE8 returns string on undefined
-             if (!isArray(replacer)) replacer = function (key, value) {
-               if (typeof $replacer == 'function') value = $replacer.call(this, key, value);
-               if (!isSymbol(value)) return value;
+             var args = arraySlice$a(arguments);
+             var $replacer = replacer;
+             if (!isObject$l(replacer) && it === undefined || isSymbol$3(it)) return; // IE8 returns string on undefined
+             if (!isArray$6(replacer)) replacer = function (key, value) {
+               if (isCallable$b($replacer)) value = call$j($replacer, this, key, value);
+               if (!isSymbol$3(value)) return value;
              };
              args[1] = replacer;
-             return $stringify.apply(null, args);
+             return apply$8($stringify, null, args);
            }
          });
        }
 
        // `Symbol.prototype[@@toPrimitive]` method
        // https://tc39.es/ecma262/#sec-symbol.prototype-@@toprimitive
-       if (!$Symbol[PROTOTYPE$1][TO_PRIMITIVE]) {
-         createNonEnumerableProperty($Symbol[PROTOTYPE$1], TO_PRIMITIVE, $Symbol[PROTOTYPE$1].valueOf);
+       if (!SymbolPrototype$1[TO_PRIMITIVE]) {
+         var valueOf = SymbolPrototype$1.valueOf;
+         // eslint-disable-next-line no-unused-vars -- required for .length
+         redefine$b(SymbolPrototype$1, TO_PRIMITIVE, function (hint) {
+           // TODO: improve hint logic
+           return call$j(valueOf, this);
+         });
        }
        // `Symbol.prototype[@@toStringTag]` property
        // https://tc39.es/ecma262/#sec-symbol.prototype-@@tostringtag
-       setToStringTag($Symbol, SYMBOL);
-
-       hiddenKeys[HIDDEN] = true;
-
-       var defineProperty$2 = objectDefineProperty.f;
-
+       setToStringTag$7($Symbol, SYMBOL);
+
+       hiddenKeys$1[HIDDEN] = true;
+
+       var $$1a = _export;
+       var DESCRIPTORS$g = descriptors;
+       var global$T = global$1m;
+       var uncurryThis$F = functionUncurryThis;
+       var hasOwn$a = hasOwnProperty_1;
+       var isCallable$a = isCallable$r;
+       var isPrototypeOf$7 = objectIsPrototypeOf;
+       var toString$h = toString$k;
+       var defineProperty$8 = objectDefineProperty.f;
+       var copyConstructorProperties = copyConstructorProperties$2;
 
-       var NativeSymbol = global_1.Symbol;
+       var NativeSymbol = global$T.Symbol;
+       var SymbolPrototype = NativeSymbol && NativeSymbol.prototype;
 
-       if (descriptors && typeof NativeSymbol == 'function' && (!('description' in NativeSymbol.prototype) ||
+       if (DESCRIPTORS$g && isCallable$a(NativeSymbol) && (!('description' in SymbolPrototype) ||
          // Safari 12 bug
          NativeSymbol().description !== undefined
        )) {
          var EmptyStringDescriptionStore = {};
          // wrap Symbol constructor for correct work with undefined description
          var SymbolWrapper = function Symbol() {
-           var description = arguments.length < 1 || arguments[0] === undefined ? undefined : String(arguments[0]);
-           var result = this instanceof SymbolWrapper
+           var description = arguments.length < 1 || arguments[0] === undefined ? undefined : toString$h(arguments[0]);
+           var result = isPrototypeOf$7(SymbolPrototype, this)
              ? new NativeSymbol(description)
              // in Edge 13, String(Symbol(undefined)) === 'Symbol(undefined)'
              : description === undefined ? NativeSymbol() : NativeSymbol(description);
            if (description === '') EmptyStringDescriptionStore[result] = true;
            return result;
          };
+
          copyConstructorProperties(SymbolWrapper, NativeSymbol);
-         var symbolPrototype = SymbolWrapper.prototype = NativeSymbol.prototype;
-         symbolPrototype.constructor = SymbolWrapper;
+         SymbolWrapper.prototype = SymbolPrototype;
+         SymbolPrototype.constructor = SymbolWrapper;
 
-         var symbolToString = symbolPrototype.toString;
-         var native = String(NativeSymbol('test')) == 'Symbol(test)';
+         var NATIVE_SYMBOL = String(NativeSymbol('test')) == 'Symbol(test)';
+         var symbolToString$1 = uncurryThis$F(SymbolPrototype.toString);
+         var symbolValueOf = uncurryThis$F(SymbolPrototype.valueOf);
          var regexp = /^Symbol\((.*)\)[^)]+$/;
-         defineProperty$2(symbolPrototype, 'description', {
+         var replace$8 = uncurryThis$F(''.replace);
+         var stringSlice$a = uncurryThis$F(''.slice);
+
+         defineProperty$8(SymbolPrototype, 'description', {
            configurable: true,
            get: function description() {
-             var symbol = isObject(this) ? this.valueOf() : this;
-             var string = symbolToString.call(symbol);
-             if (has(EmptyStringDescriptionStore, symbol)) return '';
-             var desc = native ? string.slice(7, -1) : string.replace(regexp, '$1');
+             var symbol = symbolValueOf(this);
+             var string = symbolToString$1(symbol);
+             if (hasOwn$a(EmptyStringDescriptionStore, symbol)) return '';
+             var desc = NATIVE_SYMBOL ? stringSlice$a(string, 7, -1) : replace$8(string, regexp, '$1');
              return desc === '' ? undefined : desc;
            }
          });
 
-         _export({ global: true, forced: true }, {
+         $$1a({ global: true, forced: true }, {
            Symbol: SymbolWrapper
          });
        }
 
-       var arrayBufferNative = typeof ArrayBuffer !== 'undefined' && typeof DataView !== 'undefined';
+       // eslint-disable-next-line es/no-typed-arrays -- safe
+       var arrayBufferNative = typeof ArrayBuffer != 'undefined' && typeof DataView != 'undefined';
 
-       var redefineAll = function (target, src, options) {
-         for (var key in src) redefine(target, key, src[key], options);
+       var redefine$a = redefine$h.exports;
+
+       var redefineAll$4 = function (target, src, options) {
+         for (var key in src) redefine$a(target, key, src[key], options);
          return target;
        };
 
-       var anInstance = function (it, Constructor, name) {
-         if (!(it instanceof Constructor)) {
-           throw TypeError('Incorrect ' + (name ? name + ' ' : '') + 'invocation');
-         } return it;
+       var global$S = global$1m;
+       var isPrototypeOf$6 = objectIsPrototypeOf;
+
+       var TypeError$f = global$S.TypeError;
+
+       var anInstance$7 = function (it, Prototype) {
+         if (isPrototypeOf$6(Prototype, it)) return it;
+         throw TypeError$f('Incorrect invocation');
        };
 
+       var global$R = global$1m;
+       var toIntegerOrInfinity$7 = toIntegerOrInfinity$b;
+       var toLength$a = toLength$c;
+
+       var RangeError$b = global$R.RangeError;
+
        // `ToIndex` abstract operation
        // https://tc39.es/ecma262/#sec-toindex
-       var toIndex = function (it) {
+       var toIndex$2 = function (it) {
          if (it === undefined) return 0;
-         var number = toInteger(it);
-         var length = toLength(number);
-         if (number !== length) throw RangeError('Wrong length or index');
+         var number = toIntegerOrInfinity$7(it);
+         var length = toLength$a(number);
+         if (number !== length) throw RangeError$b('Wrong length or index');
          return length;
        };
 
        // IEEE754 conversions based on https://github.com/feross/ieee754
-       var abs = Math.abs;
-       var pow = Math.pow;
-       var floor$1 = Math.floor;
-       var log = Math.log;
+       var global$Q = global$1m;
+
+       var Array$5 = global$Q.Array;
+       var abs$4 = Math.abs;
+       var pow$2 = Math.pow;
+       var floor$7 = Math.floor;
+       var log$2 = Math.log;
        var LN2 = Math.LN2;
 
        var pack = function (number, mantissaLength, bytes) {
-         var buffer = new Array(bytes);
+         var buffer = Array$5(bytes);
          var exponentLength = bytes * 8 - mantissaLength - 1;
          var eMax = (1 << exponentLength) - 1;
          var eBias = eMax >> 1;
-         var rt = mantissaLength === 23 ? pow(2, -24) - pow(2, -77) : 0;
+         var rt = mantissaLength === 23 ? pow$2(2, -24) - pow$2(2, -77) : 0;
          var sign = number < 0 || number === 0 && 1 / number < 0 ? 1 : 0;
          var index = 0;
          var exponent, mantissa, c;
-         number = abs(number);
+         number = abs$4(number);
          // eslint-disable-next-line no-self-compare -- NaN check
          if (number != number || number === Infinity) {
            // eslint-disable-next-line no-self-compare -- NaN check
            mantissa = number != number ? 1 : 0;
            exponent = eMax;
          } else {
-           exponent = floor$1(log(number) / LN2);
-           if (number * (c = pow(2, -exponent)) < 1) {
+           exponent = floor$7(log$2(number) / LN2);
+           if (number * (c = pow$2(2, -exponent)) < 1) {
              exponent--;
              c *= 2;
            }
            if (exponent + eBias >= 1) {
              number += rt / c;
            } else {
-             number += rt * pow(2, 1 - eBias);
+             number += rt * pow$2(2, 1 - eBias);
            }
            if (number * c >= 2) {
              exponent++;
              mantissa = 0;
              exponent = eMax;
            } else if (exponent + eBias >= 1) {
-             mantissa = (number * c - 1) * pow(2, mantissaLength);
+             mantissa = (number * c - 1) * pow$2(2, mantissaLength);
              exponent = exponent + eBias;
            } else {
-             mantissa = number * pow(2, eBias - 1) * pow(2, mantissaLength);
+             mantissa = number * pow$2(2, eBias - 1) * pow$2(2, mantissaLength);
              exponent = 0;
            }
          }
          } else if (exponent === eMax) {
            return mantissa ? NaN : sign ? -Infinity : Infinity;
          } else {
-           mantissa = mantissa + pow(2, mantissaLength);
+           mantissa = mantissa + pow$2(2, mantissaLength);
            exponent = exponent - eBias;
-         } return (sign ? -1 : 1) * mantissa * pow(2, exponent - mantissaLength);
+         } return (sign ? -1 : 1) * mantissa * pow$2(2, exponent - mantissaLength);
        };
 
-       var ieee754 = {
+       var ieee754$2 = {
          pack: pack,
          unpack: unpack
        };
 
+       var toObject$e = toObject$j;
+       var toAbsoluteIndex$6 = toAbsoluteIndex$8;
+       var lengthOfArrayLike$d = lengthOfArrayLike$g;
+
        // `Array.prototype.fill` method implementation
        // https://tc39.es/ecma262/#sec-array.prototype.fill
-       var arrayFill = function fill(value /* , start = 0, end = @length */) {
-         var O = toObject(this);
-         var length = toLength(O.length);
+       var arrayFill$1 = function fill(value /* , start = 0, end = @length */) {
+         var O = toObject$e(this);
+         var length = lengthOfArrayLike$d(O);
          var argumentsLength = arguments.length;
-         var index = toAbsoluteIndex(argumentsLength > 1 ? arguments[1] : undefined, length);
+         var index = toAbsoluteIndex$6(argumentsLength > 1 ? arguments[1] : undefined, length);
          var end = argumentsLength > 2 ? arguments[2] : undefined;
-         var endPos = end === undefined ? length : toAbsoluteIndex(end, length);
+         var endPos = end === undefined ? length : toAbsoluteIndex$6(end, length);
          while (endPos > index) O[index++] = value;
          return O;
        };
 
-       var getOwnPropertyNames = objectGetOwnPropertyNames.f;
-       var defineProperty$3 = objectDefineProperty.f;
-
-
-
-
-       var getInternalState$3 = internalState.get;
-       var setInternalState$3 = internalState.set;
-       var ARRAY_BUFFER = 'ArrayBuffer';
+       var global$P = global$1m;
+       var uncurryThis$E = functionUncurryThis;
+       var DESCRIPTORS$f = descriptors;
+       var NATIVE_ARRAY_BUFFER$2 = arrayBufferNative;
+       var FunctionName = functionName;
+       var createNonEnumerableProperty$5 = createNonEnumerableProperty$b;
+       var redefineAll$3 = redefineAll$4;
+       var fails$I = fails$S;
+       var anInstance$6 = anInstance$7;
+       var toIntegerOrInfinity$6 = toIntegerOrInfinity$b;
+       var toLength$9 = toLength$c;
+       var toIndex$1 = toIndex$2;
+       var IEEE754 = ieee754$2;
+       var getPrototypeOf$2 = objectGetPrototypeOf;
+       var setPrototypeOf$5 = objectSetPrototypeOf;
+       var getOwnPropertyNames$4 = objectGetOwnPropertyNames.f;
+       var defineProperty$7 = objectDefineProperty.f;
+       var arrayFill = arrayFill$1;
+       var arraySlice$9 = arraySlice$c;
+       var setToStringTag$6 = setToStringTag$a;
+       var InternalStateModule$5 = internalState;
+
+       var PROPER_FUNCTION_NAME$3 = FunctionName.PROPER;
+       var CONFIGURABLE_FUNCTION_NAME = FunctionName.CONFIGURABLE;
+       var getInternalState$3 = InternalStateModule$5.get;
+       var setInternalState$5 = InternalStateModule$5.set;
+       var ARRAY_BUFFER$1 = 'ArrayBuffer';
        var DATA_VIEW = 'DataView';
-       var PROTOTYPE$2 = 'prototype';
-       var WRONG_LENGTH = 'Wrong length';
+       var PROTOTYPE = 'prototype';
+       var WRONG_LENGTH$1 = 'Wrong length';
        var WRONG_INDEX = 'Wrong index';
-       var NativeArrayBuffer = global_1[ARRAY_BUFFER];
-       var $ArrayBuffer = NativeArrayBuffer;
-       var $DataView = global_1[DATA_VIEW];
-       var $DataViewPrototype = $DataView && $DataView[PROTOTYPE$2];
+       var NativeArrayBuffer$1 = global$P[ARRAY_BUFFER$1];
+       var $ArrayBuffer = NativeArrayBuffer$1;
+       var ArrayBufferPrototype$1 = $ArrayBuffer && $ArrayBuffer[PROTOTYPE];
+       var $DataView = global$P[DATA_VIEW];
+       var DataViewPrototype$1 = $DataView && $DataView[PROTOTYPE];
        var ObjectPrototype$2 = Object.prototype;
-       var RangeError$1 = global_1.RangeError;
+       var Array$4 = global$P.Array;
+       var RangeError$a = global$P.RangeError;
+       var fill$1 = uncurryThis$E(arrayFill);
+       var reverse = uncurryThis$E([].reverse);
 
-       var packIEEE754 = ieee754.pack;
-       var unpackIEEE754 = ieee754.unpack;
+       var packIEEE754 = IEEE754.pack;
+       var unpackIEEE754 = IEEE754.unpack;
 
        var packInt8 = function (number) {
          return [number & 0xFF];
          return packIEEE754(number, 52, 8);
        };
 
-       var addGetter = function (Constructor, key) {
-         defineProperty$3(Constructor[PROTOTYPE$2], key, { get: function () { return getInternalState$3(this)[key]; } });
+       var addGetter$1 = function (Constructor, key) {
+         defineProperty$7(Constructor[PROTOTYPE], key, { get: function () { return getInternalState$3(this)[key]; } });
        };
 
-       var get$1 = function (view, count, index, isLittleEndian) {
-         var intIndex = toIndex(index);
+       var get$4 = function (view, count, index, isLittleEndian) {
+         var intIndex = toIndex$1(index);
          var store = getInternalState$3(view);
-         if (intIndex + count > store.byteLength) throw RangeError$1(WRONG_INDEX);
+         if (intIndex + count > store.byteLength) throw RangeError$a(WRONG_INDEX);
          var bytes = getInternalState$3(store.buffer).bytes;
          var start = intIndex + store.byteOffset;
-         var pack = bytes.slice(start, start + count);
-         return isLittleEndian ? pack : pack.reverse();
+         var pack = arraySlice$9(bytes, start, start + count);
+         return isLittleEndian ? pack : reverse(pack);
        };
 
-       var set$1 = function (view, count, index, conversion, value, isLittleEndian) {
-         var intIndex = toIndex(index);
+       var set$3 = function (view, count, index, conversion, value, isLittleEndian) {
+         var intIndex = toIndex$1(index);
          var store = getInternalState$3(view);
-         if (intIndex + count > store.byteLength) throw RangeError$1(WRONG_INDEX);
+         if (intIndex + count > store.byteLength) throw RangeError$a(WRONG_INDEX);
          var bytes = getInternalState$3(store.buffer).bytes;
          var start = intIndex + store.byteOffset;
          var pack = conversion(+value);
          for (var i = 0; i < count; i++) bytes[start + i] = pack[isLittleEndian ? i : count - i - 1];
        };
 
-       if (!arrayBufferNative) {
+       if (!NATIVE_ARRAY_BUFFER$2) {
          $ArrayBuffer = function ArrayBuffer(length) {
-           anInstance(this, $ArrayBuffer, ARRAY_BUFFER);
-           var byteLength = toIndex(length);
-           setInternalState$3(this, {
-             bytes: arrayFill.call(new Array(byteLength), 0),
+           anInstance$6(this, ArrayBufferPrototype$1);
+           var byteLength = toIndex$1(length);
+           setInternalState$5(this, {
+             bytes: fill$1(Array$4(byteLength), 0),
              byteLength: byteLength
            });
-           if (!descriptors) this.byteLength = byteLength;
+           if (!DESCRIPTORS$f) this.byteLength = byteLength;
          };
 
+         ArrayBufferPrototype$1 = $ArrayBuffer[PROTOTYPE];
+
          $DataView = function DataView(buffer, byteOffset, byteLength) {
-           anInstance(this, $DataView, DATA_VIEW);
-           anInstance(buffer, $ArrayBuffer, DATA_VIEW);
+           anInstance$6(this, DataViewPrototype$1);
+           anInstance$6(buffer, ArrayBufferPrototype$1);
            var bufferLength = getInternalState$3(buffer).byteLength;
-           var offset = toInteger(byteOffset);
-           if (offset < 0 || offset > bufferLength) throw RangeError$1('Wrong offset');
-           byteLength = byteLength === undefined ? bufferLength - offset : toLength(byteLength);
-           if (offset + byteLength > bufferLength) throw RangeError$1(WRONG_LENGTH);
-           setInternalState$3(this, {
+           var offset = toIntegerOrInfinity$6(byteOffset);
+           if (offset < 0 || offset > bufferLength) throw RangeError$a('Wrong offset');
+           byteLength = byteLength === undefined ? bufferLength - offset : toLength$9(byteLength);
+           if (offset + byteLength > bufferLength) throw RangeError$a(WRONG_LENGTH$1);
+           setInternalState$5(this, {
              buffer: buffer,
              byteLength: byteLength,
              byteOffset: offset
            });
-           if (!descriptors) {
+           if (!DESCRIPTORS$f) {
              this.buffer = buffer;
              this.byteLength = byteLength;
              this.byteOffset = offset;
            }
          };
 
-         if (descriptors) {
-           addGetter($ArrayBuffer, 'byteLength');
-           addGetter($DataView, 'buffer');
-           addGetter($DataView, 'byteLength');
-           addGetter($DataView, 'byteOffset');
+         DataViewPrototype$1 = $DataView[PROTOTYPE];
+
+         if (DESCRIPTORS$f) {
+           addGetter$1($ArrayBuffer, 'byteLength');
+           addGetter$1($DataView, 'buffer');
+           addGetter$1($DataView, 'byteLength');
+           addGetter$1($DataView, 'byteOffset');
          }
 
-         redefineAll($DataView[PROTOTYPE$2], {
+         redefineAll$3(DataViewPrototype$1, {
            getInt8: function getInt8(byteOffset) {
-             return get$1(this, 1, byteOffset)[0] << 24 >> 24;
+             return get$4(this, 1, byteOffset)[0] << 24 >> 24;
            },
            getUint8: function getUint8(byteOffset) {
-             return get$1(this, 1, byteOffset)[0];
+             return get$4(this, 1, byteOffset)[0];
            },
            getInt16: function getInt16(byteOffset /* , littleEndian */) {
-             var bytes = get$1(this, 2, byteOffset, arguments.length > 1 ? arguments[1] : undefined);
+             var bytes = get$4(this, 2, byteOffset, arguments.length > 1 ? arguments[1] : undefined);
              return (bytes[1] << 8 | bytes[0]) << 16 >> 16;
            },
            getUint16: function getUint16(byteOffset /* , littleEndian */) {
-             var bytes = get$1(this, 2, byteOffset, arguments.length > 1 ? arguments[1] : undefined);
+             var bytes = get$4(this, 2, byteOffset, arguments.length > 1 ? arguments[1] : undefined);
              return bytes[1] << 8 | bytes[0];
            },
            getInt32: function getInt32(byteOffset /* , littleEndian */) {
-             return unpackInt32(get$1(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : undefined));
+             return unpackInt32(get$4(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : undefined));
            },
            getUint32: function getUint32(byteOffset /* , littleEndian */) {
-             return unpackInt32(get$1(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : undefined)) >>> 0;
+             return unpackInt32(get$4(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : undefined)) >>> 0;
            },
            getFloat32: function getFloat32(byteOffset /* , littleEndian */) {
-             return unpackIEEE754(get$1(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : undefined), 23);
+             return unpackIEEE754(get$4(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : undefined), 23);
            },
            getFloat64: function getFloat64(byteOffset /* , littleEndian */) {
-             return unpackIEEE754(get$1(this, 8, byteOffset, arguments.length > 1 ? arguments[1] : undefined), 52);
+             return unpackIEEE754(get$4(this, 8, byteOffset, arguments.length > 1 ? arguments[1] : undefined), 52);
            },
            setInt8: function setInt8(byteOffset, value) {
-             set$1(this, 1, byteOffset, packInt8, value);
+             set$3(this, 1, byteOffset, packInt8, value);
            },
            setUint8: function setUint8(byteOffset, value) {
-             set$1(this, 1, byteOffset, packInt8, value);
+             set$3(this, 1, byteOffset, packInt8, value);
            },
            setInt16: function setInt16(byteOffset, value /* , littleEndian */) {
-             set$1(this, 2, byteOffset, packInt16, value, arguments.length > 2 ? arguments[2] : undefined);
+             set$3(this, 2, byteOffset, packInt16, value, arguments.length > 2 ? arguments[2] : undefined);
            },
            setUint16: function setUint16(byteOffset, value /* , littleEndian */) {
-             set$1(this, 2, byteOffset, packInt16, value, arguments.length > 2 ? arguments[2] : undefined);
+             set$3(this, 2, byteOffset, packInt16, value, arguments.length > 2 ? arguments[2] : undefined);
            },
            setInt32: function setInt32(byteOffset, value /* , littleEndian */) {
-             set$1(this, 4, byteOffset, packInt32, value, arguments.length > 2 ? arguments[2] : undefined);
+             set$3(this, 4, byteOffset, packInt32, value, arguments.length > 2 ? arguments[2] : undefined);
            },
            setUint32: function setUint32(byteOffset, value /* , littleEndian */) {
-             set$1(this, 4, byteOffset, packInt32, value, arguments.length > 2 ? arguments[2] : undefined);
+             set$3(this, 4, byteOffset, packInt32, value, arguments.length > 2 ? arguments[2] : undefined);
            },
            setFloat32: function setFloat32(byteOffset, value /* , littleEndian */) {
-             set$1(this, 4, byteOffset, packFloat32, value, arguments.length > 2 ? arguments[2] : undefined);
+             set$3(this, 4, byteOffset, packFloat32, value, arguments.length > 2 ? arguments[2] : undefined);
            },
            setFloat64: function setFloat64(byteOffset, value /* , littleEndian */) {
-             set$1(this, 8, byteOffset, packFloat64, value, arguments.length > 2 ? arguments[2] : undefined);
+             set$3(this, 8, byteOffset, packFloat64, value, arguments.length > 2 ? arguments[2] : undefined);
            }
          });
        } else {
+         var INCORRECT_ARRAY_BUFFER_NAME = PROPER_FUNCTION_NAME$3 && NativeArrayBuffer$1.name !== ARRAY_BUFFER$1;
          /* eslint-disable no-new -- required for testing */
-         if (!fails(function () {
-           NativeArrayBuffer(1);
-         }) || !fails(function () {
-           new NativeArrayBuffer(-1);
-         }) || fails(function () {
-           new NativeArrayBuffer();
-           new NativeArrayBuffer(1.5);
-           new NativeArrayBuffer(NaN);
-           return NativeArrayBuffer.name != ARRAY_BUFFER;
+         if (!fails$I(function () {
+           NativeArrayBuffer$1(1);
+         }) || !fails$I(function () {
+           new NativeArrayBuffer$1(-1);
+         }) || fails$I(function () {
+           new NativeArrayBuffer$1();
+           new NativeArrayBuffer$1(1.5);
+           new NativeArrayBuffer$1(NaN);
+           return INCORRECT_ARRAY_BUFFER_NAME && !CONFIGURABLE_FUNCTION_NAME;
          })) {
          /* eslint-enable no-new -- required for testing */
            $ArrayBuffer = function ArrayBuffer(length) {
-             anInstance(this, $ArrayBuffer);
-             return new NativeArrayBuffer(toIndex(length));
+             anInstance$6(this, ArrayBufferPrototype$1);
+             return new NativeArrayBuffer$1(toIndex$1(length));
            };
-           var ArrayBufferPrototype = $ArrayBuffer[PROTOTYPE$2] = NativeArrayBuffer[PROTOTYPE$2];
-           for (var keys$1 = getOwnPropertyNames(NativeArrayBuffer), j = 0, key; keys$1.length > j;) {
-             if (!((key = keys$1[j++]) in $ArrayBuffer)) {
-               createNonEnumerableProperty($ArrayBuffer, key, NativeArrayBuffer[key]);
+
+           $ArrayBuffer[PROTOTYPE] = ArrayBufferPrototype$1;
+
+           for (var keys$2 = getOwnPropertyNames$4(NativeArrayBuffer$1), j$2 = 0, key$1; keys$2.length > j$2;) {
+             if (!((key$1 = keys$2[j$2++]) in $ArrayBuffer)) {
+               createNonEnumerableProperty$5($ArrayBuffer, key$1, NativeArrayBuffer$1[key$1]);
              }
            }
-           ArrayBufferPrototype.constructor = $ArrayBuffer;
+
+           ArrayBufferPrototype$1.constructor = $ArrayBuffer;
+         } else if (INCORRECT_ARRAY_BUFFER_NAME && CONFIGURABLE_FUNCTION_NAME) {
+           createNonEnumerableProperty$5(NativeArrayBuffer$1, 'name', ARRAY_BUFFER$1);
          }
 
          // WebKit bug - the same parent prototype for typed arrays and data view
-         if (objectSetPrototypeOf && objectGetPrototypeOf($DataViewPrototype) !== ObjectPrototype$2) {
-           objectSetPrototypeOf($DataViewPrototype, ObjectPrototype$2);
+         if (setPrototypeOf$5 && getPrototypeOf$2(DataViewPrototype$1) !== ObjectPrototype$2) {
+           setPrototypeOf$5(DataViewPrototype$1, ObjectPrototype$2);
          }
 
          // iOS Safari 7.x bug
          var testView = new $DataView(new $ArrayBuffer(2));
-         var nativeSetInt8 = $DataViewPrototype.setInt8;
+         var $setInt8 = uncurryThis$E(DataViewPrototype$1.setInt8);
          testView.setInt8(0, 2147483648);
          testView.setInt8(1, 2147483649);
-         if (testView.getInt8(0) || !testView.getInt8(1)) redefineAll($DataViewPrototype, {
+         if (testView.getInt8(0) || !testView.getInt8(1)) redefineAll$3(DataViewPrototype$1, {
            setInt8: function setInt8(byteOffset, value) {
-             nativeSetInt8.call(this, byteOffset, value << 24 >> 24);
+             $setInt8(this, byteOffset, value << 24 >> 24);
            },
            setUint8: function setUint8(byteOffset, value) {
-             nativeSetInt8.call(this, byteOffset, value << 24 >> 24);
+             $setInt8(this, byteOffset, value << 24 >> 24);
            }
          }, { unsafe: true });
        }
 
-       setToStringTag($ArrayBuffer, ARRAY_BUFFER);
-       setToStringTag($DataView, DATA_VIEW);
+       setToStringTag$6($ArrayBuffer, ARRAY_BUFFER$1);
+       setToStringTag$6($DataView, DATA_VIEW);
 
        var arrayBuffer = {
          ArrayBuffer: $ArrayBuffer,
          DataView: $DataView
        };
 
-       // `DataView` constructor
-       // https://tc39.es/ecma262/#sec-dataview-constructor
-       _export({ global: true, forced: !arrayBufferNative }, {
-         DataView: arrayBuffer.DataView
-       });
+       var global$O = global$1m;
+       var isConstructor$2 = isConstructor$4;
+       var tryToString$3 = tryToString$5;
+
+       var TypeError$e = global$O.TypeError;
 
-       var SPECIES$1 = wellKnownSymbol('species');
+       // `Assert: IsConstructor(argument) is true`
+       var aConstructor$3 = function (argument) {
+         if (isConstructor$2(argument)) return argument;
+         throw TypeError$e(tryToString$3(argument) + ' is not a constructor');
+       };
+
+       var anObject$g = anObject$n;
+       var aConstructor$2 = aConstructor$3;
+       var wellKnownSymbol$h = wellKnownSymbol$t;
+
+       var SPECIES$5 = wellKnownSymbol$h('species');
 
        // `SpeciesConstructor` abstract operation
        // https://tc39.es/ecma262/#sec-speciesconstructor
-       var speciesConstructor = function (O, defaultConstructor) {
-         var C = anObject(O).constructor;
+       var speciesConstructor$5 = function (O, defaultConstructor) {
+         var C = anObject$g(O).constructor;
          var S;
-         return C === undefined || (S = anObject(C)[SPECIES$1]) == undefined ? defaultConstructor : aFunction$1(S);
+         return C === undefined || (S = anObject$g(C)[SPECIES$5]) == undefined ? defaultConstructor : aConstructor$2(S);
        };
 
-       var ArrayBuffer$1 = arrayBuffer.ArrayBuffer;
-       var DataView$1 = arrayBuffer.DataView;
-       var nativeArrayBufferSlice = ArrayBuffer$1.prototype.slice;
-
-       var INCORRECT_SLICE = fails(function () {
-         return !new ArrayBuffer$1(2).slice(1, undefined).byteLength;
+       var $$19 = _export;
+       var uncurryThis$D = functionUncurryThis;
+       var fails$H = fails$S;
+       var ArrayBufferModule$2 = arrayBuffer;
+       var anObject$f = anObject$n;
+       var toAbsoluteIndex$5 = toAbsoluteIndex$8;
+       var toLength$8 = toLength$c;
+       var speciesConstructor$4 = speciesConstructor$5;
+
+       var ArrayBuffer$4 = ArrayBufferModule$2.ArrayBuffer;
+       var DataView$2 = ArrayBufferModule$2.DataView;
+       var DataViewPrototype = DataView$2.prototype;
+       var un$ArrayBufferSlice = uncurryThis$D(ArrayBuffer$4.prototype.slice);
+       var getUint8 = uncurryThis$D(DataViewPrototype.getUint8);
+       var setUint8 = uncurryThis$D(DataViewPrototype.setUint8);
+
+       var INCORRECT_SLICE = fails$H(function () {
+         return !new ArrayBuffer$4(2).slice(1, undefined).byteLength;
        });
 
        // `ArrayBuffer.prototype.slice` method
        // https://tc39.es/ecma262/#sec-arraybuffer.prototype.slice
-       _export({ target: 'ArrayBuffer', proto: true, unsafe: true, forced: INCORRECT_SLICE }, {
+       $$19({ target: 'ArrayBuffer', proto: true, unsafe: true, forced: INCORRECT_SLICE }, {
          slice: function slice(start, end) {
-           if (nativeArrayBufferSlice !== undefined && end === undefined) {
-             return nativeArrayBufferSlice.call(anObject(this), start); // FF fix
-           }
-           var length = anObject(this).byteLength;
-           var first = toAbsoluteIndex(start, length);
-           var fin = toAbsoluteIndex(end === undefined ? length : end, length);
-           var result = new (speciesConstructor(this, ArrayBuffer$1))(toLength(fin - first));
-           var viewSource = new DataView$1(this);
-           var viewTarget = new DataView$1(result);
+           if (un$ArrayBufferSlice && end === undefined) {
+             return un$ArrayBufferSlice(anObject$f(this), start); // FF fix
+           }
+           var length = anObject$f(this).byteLength;
+           var first = toAbsoluteIndex$5(start, length);
+           var fin = toAbsoluteIndex$5(end === undefined ? length : end, length);
+           var result = new (speciesConstructor$4(this, ArrayBuffer$4))(toLength$8(fin - first));
+           var viewSource = new DataView$2(this);
+           var viewTarget = new DataView$2(result);
            var index = 0;
            while (first < fin) {
-             viewTarget.setUint8(index++, viewSource.getUint8(first++));
+             setUint8(viewTarget, index++, getUint8(viewSource, first++));
            } return result;
          }
        });
 
-       var defineProperty$4 = objectDefineProperty.f;
-
-
-
+       var $$18 = _export;
+       var ArrayBufferModule$1 = arrayBuffer;
+       var NATIVE_ARRAY_BUFFER$1 = arrayBufferNative;
 
+       // `DataView` constructor
+       // https://tc39.es/ecma262/#sec-dataview-constructor
+       $$18({ global: true, forced: !NATIVE_ARRAY_BUFFER$1 }, {
+         DataView: ArrayBufferModule$1.DataView
+       });
 
-       var Int8Array$1 = global_1.Int8Array;
-       var Int8ArrayPrototype = Int8Array$1 && Int8Array$1.prototype;
-       var Uint8ClampedArray = global_1.Uint8ClampedArray;
+       var NATIVE_ARRAY_BUFFER = arrayBufferNative;
+       var DESCRIPTORS$e = descriptors;
+       var global$N = global$1m;
+       var isCallable$9 = isCallable$r;
+       var isObject$k = isObject$s;
+       var hasOwn$9 = hasOwnProperty_1;
+       var classof$7 = classof$d;
+       var tryToString$2 = tryToString$5;
+       var createNonEnumerableProperty$4 = createNonEnumerableProperty$b;
+       var redefine$9 = redefine$h.exports;
+       var defineProperty$6 = objectDefineProperty.f;
+       var isPrototypeOf$5 = objectIsPrototypeOf;
+       var getPrototypeOf$1 = objectGetPrototypeOf;
+       var setPrototypeOf$4 = objectSetPrototypeOf;
+       var wellKnownSymbol$g = wellKnownSymbol$t;
+       var uid$1 = uid$5;
+
+       var Int8Array$3 = global$N.Int8Array;
+       var Int8ArrayPrototype = Int8Array$3 && Int8Array$3.prototype;
+       var Uint8ClampedArray = global$N.Uint8ClampedArray;
        var Uint8ClampedArrayPrototype = Uint8ClampedArray && Uint8ClampedArray.prototype;
-       var TypedArray = Int8Array$1 && objectGetPrototypeOf(Int8Array$1);
-       var TypedArrayPrototype = Int8ArrayPrototype && objectGetPrototypeOf(Int8ArrayPrototype);
-       var ObjectPrototype$3 = Object.prototype;
-       var isPrototypeOf = ObjectPrototype$3.isPrototypeOf;
-
-       var TO_STRING_TAG$4 = wellKnownSymbol('toStringTag');
-       var TYPED_ARRAY_TAG = uid('TYPED_ARRAY_TAG');
+       var TypedArray$1 = Int8Array$3 && getPrototypeOf$1(Int8Array$3);
+       var TypedArrayPrototype$1 = Int8ArrayPrototype && getPrototypeOf$1(Int8ArrayPrototype);
+       var ObjectPrototype$1 = Object.prototype;
+       var TypeError$d = global$N.TypeError;
+
+       var TO_STRING_TAG = wellKnownSymbol$g('toStringTag');
+       var TYPED_ARRAY_TAG$1 = uid$1('TYPED_ARRAY_TAG');
+       var TYPED_ARRAY_CONSTRUCTOR$2 = uid$1('TYPED_ARRAY_CONSTRUCTOR');
        // Fixing native typed arrays in Opera Presto crashes the browser, see #595
-       var NATIVE_ARRAY_BUFFER_VIEWS = arrayBufferNative && !!objectSetPrototypeOf && classof(global_1.opera) !== 'Opera';
+       var NATIVE_ARRAY_BUFFER_VIEWS$3 = NATIVE_ARRAY_BUFFER && !!setPrototypeOf$4 && classof$7(global$N.opera) !== 'Opera';
        var TYPED_ARRAY_TAG_REQIRED = false;
-       var NAME;
+       var NAME$1, Constructor, Prototype;
 
        var TypedArrayConstructorsList = {
          Int8Array: 1,
        };
 
        var isView = function isView(it) {
-         if (!isObject(it)) return false;
-         var klass = classof(it);
+         if (!isObject$k(it)) return false;
+         var klass = classof$7(it);
          return klass === 'DataView'
-           || has(TypedArrayConstructorsList, klass)
-           || has(BigIntArrayConstructorsList, klass);
+           || hasOwn$9(TypedArrayConstructorsList, klass)
+           || hasOwn$9(BigIntArrayConstructorsList, klass);
        };
 
-       var isTypedArray = function (it) {
-         if (!isObject(it)) return false;
-         var klass = classof(it);
-         return has(TypedArrayConstructorsList, klass)
-           || has(BigIntArrayConstructorsList, klass);
+       var isTypedArray$1 = function (it) {
+         if (!isObject$k(it)) return false;
+         var klass = classof$7(it);
+         return hasOwn$9(TypedArrayConstructorsList, klass)
+           || hasOwn$9(BigIntArrayConstructorsList, klass);
        };
 
-       var aTypedArray = function (it) {
-         if (isTypedArray(it)) return it;
-         throw TypeError('Target is not a typed array');
+       var aTypedArray$m = function (it) {
+         if (isTypedArray$1(it)) return it;
+         throw TypeError$d('Target is not a typed array');
        };
 
-       var aTypedArrayConstructor = function (C) {
-         if (objectSetPrototypeOf) {
-           if (isPrototypeOf.call(TypedArray, C)) return C;
-         } else for (var ARRAY in TypedArrayConstructorsList) if (has(TypedArrayConstructorsList, NAME)) {
-           var TypedArrayConstructor = global_1[ARRAY];
-           if (TypedArrayConstructor && (C === TypedArrayConstructor || isPrototypeOf.call(TypedArrayConstructor, C))) {
-             return C;
-           }
-         } throw TypeError('Target is not a typed array constructor');
+       var aTypedArrayConstructor$3 = function (C) {
+         if (isCallable$9(C) && (!setPrototypeOf$4 || isPrototypeOf$5(TypedArray$1, C))) return C;
+         throw TypeError$d(tryToString$2(C) + ' is not a typed array constructor');
        };
 
-       var exportTypedArrayMethod = function (KEY, property, forced) {
-         if (!descriptors) return;
+       var exportTypedArrayMethod$n = function (KEY, property, forced) {
+         if (!DESCRIPTORS$e) return;
          if (forced) for (var ARRAY in TypedArrayConstructorsList) {
-           var TypedArrayConstructor = global_1[ARRAY];
-           if (TypedArrayConstructor && has(TypedArrayConstructor.prototype, KEY)) {
+           var TypedArrayConstructor = global$N[ARRAY];
+           if (TypedArrayConstructor && hasOwn$9(TypedArrayConstructor.prototype, KEY)) try {
              delete TypedArrayConstructor.prototype[KEY];
-           }
+           } catch (error) { /* empty */ }
          }
-         if (!TypedArrayPrototype[KEY] || forced) {
-           redefine(TypedArrayPrototype, KEY, forced ? property
-             : NATIVE_ARRAY_BUFFER_VIEWS && Int8ArrayPrototype[KEY] || property);
+         if (!TypedArrayPrototype$1[KEY] || forced) {
+           redefine$9(TypedArrayPrototype$1, KEY, forced ? property
+             : NATIVE_ARRAY_BUFFER_VIEWS$3 && Int8ArrayPrototype[KEY] || property);
          }
        };
 
-       var exportTypedArrayStaticMethod = function (KEY, property, forced) {
+       var exportTypedArrayStaticMethod$1 = function (KEY, property, forced) {
          var ARRAY, TypedArrayConstructor;
-         if (!descriptors) return;
-         if (objectSetPrototypeOf) {
+         if (!DESCRIPTORS$e) return;
+         if (setPrototypeOf$4) {
            if (forced) for (ARRAY in TypedArrayConstructorsList) {
-             TypedArrayConstructor = global_1[ARRAY];
-             if (TypedArrayConstructor && has(TypedArrayConstructor, KEY)) {
+             TypedArrayConstructor = global$N[ARRAY];
+             if (TypedArrayConstructor && hasOwn$9(TypedArrayConstructor, KEY)) try {
                delete TypedArrayConstructor[KEY];
-             }
+             } catch (error) { /* empty */ }
            }
-           if (!TypedArray[KEY] || forced) {
+           if (!TypedArray$1[KEY] || forced) {
              // V8 ~ Chrome 49-50 `%TypedArray%` methods are non-writable non-configurable
              try {
-               return redefine(TypedArray, KEY, forced ? property : NATIVE_ARRAY_BUFFER_VIEWS && Int8Array$1[KEY] || property);
+               return redefine$9(TypedArray$1, KEY, forced ? property : NATIVE_ARRAY_BUFFER_VIEWS$3 && TypedArray$1[KEY] || property);
              } catch (error) { /* empty */ }
            } else return;
          }
          for (ARRAY in TypedArrayConstructorsList) {
-           TypedArrayConstructor = global_1[ARRAY];
+           TypedArrayConstructor = global$N[ARRAY];
            if (TypedArrayConstructor && (!TypedArrayConstructor[KEY] || forced)) {
-             redefine(TypedArrayConstructor, KEY, property);
+             redefine$9(TypedArrayConstructor, KEY, property);
            }
          }
        };
 
-       for (NAME in TypedArrayConstructorsList) {
-         if (!global_1[NAME]) NATIVE_ARRAY_BUFFER_VIEWS = false;
+       for (NAME$1 in TypedArrayConstructorsList) {
+         Constructor = global$N[NAME$1];
+         Prototype = Constructor && Constructor.prototype;
+         if (Prototype) createNonEnumerableProperty$4(Prototype, TYPED_ARRAY_CONSTRUCTOR$2, Constructor);
+         else NATIVE_ARRAY_BUFFER_VIEWS$3 = false;
+       }
+
+       for (NAME$1 in BigIntArrayConstructorsList) {
+         Constructor = global$N[NAME$1];
+         Prototype = Constructor && Constructor.prototype;
+         if (Prototype) createNonEnumerableProperty$4(Prototype, TYPED_ARRAY_CONSTRUCTOR$2, Constructor);
        }
 
        // WebKit bug - typed arrays constructors prototype is Object.prototype
-       if (!NATIVE_ARRAY_BUFFER_VIEWS || typeof TypedArray != 'function' || TypedArray === Function.prototype) {
+       if (!NATIVE_ARRAY_BUFFER_VIEWS$3 || !isCallable$9(TypedArray$1) || TypedArray$1 === Function.prototype) {
          // eslint-disable-next-line no-shadow -- safe
-         TypedArray = function TypedArray() {
-           throw TypeError('Incorrect invocation');
+         TypedArray$1 = function TypedArray() {
+           throw TypeError$d('Incorrect invocation');
          };
-         if (NATIVE_ARRAY_BUFFER_VIEWS) for (NAME in TypedArrayConstructorsList) {
-           if (global_1[NAME]) objectSetPrototypeOf(global_1[NAME], TypedArray);
+         if (NATIVE_ARRAY_BUFFER_VIEWS$3) for (NAME$1 in TypedArrayConstructorsList) {
+           if (global$N[NAME$1]) setPrototypeOf$4(global$N[NAME$1], TypedArray$1);
          }
        }
 
-       if (!NATIVE_ARRAY_BUFFER_VIEWS || !TypedArrayPrototype || TypedArrayPrototype === ObjectPrototype$3) {
-         TypedArrayPrototype = TypedArray.prototype;
-         if (NATIVE_ARRAY_BUFFER_VIEWS) for (NAME in TypedArrayConstructorsList) {
-           if (global_1[NAME]) objectSetPrototypeOf(global_1[NAME].prototype, TypedArrayPrototype);
+       if (!NATIVE_ARRAY_BUFFER_VIEWS$3 || !TypedArrayPrototype$1 || TypedArrayPrototype$1 === ObjectPrototype$1) {
+         TypedArrayPrototype$1 = TypedArray$1.prototype;
+         if (NATIVE_ARRAY_BUFFER_VIEWS$3) for (NAME$1 in TypedArrayConstructorsList) {
+           if (global$N[NAME$1]) setPrototypeOf$4(global$N[NAME$1].prototype, TypedArrayPrototype$1);
          }
        }
 
        // WebKit bug - one more object in Uint8ClampedArray prototype chain
-       if (NATIVE_ARRAY_BUFFER_VIEWS && objectGetPrototypeOf(Uint8ClampedArrayPrototype) !== TypedArrayPrototype) {
-         objectSetPrototypeOf(Uint8ClampedArrayPrototype, TypedArrayPrototype);
+       if (NATIVE_ARRAY_BUFFER_VIEWS$3 && getPrototypeOf$1(Uint8ClampedArrayPrototype) !== TypedArrayPrototype$1) {
+         setPrototypeOf$4(Uint8ClampedArrayPrototype, TypedArrayPrototype$1);
        }
 
-       if (descriptors && !has(TypedArrayPrototype, TO_STRING_TAG$4)) {
+       if (DESCRIPTORS$e && !hasOwn$9(TypedArrayPrototype$1, TO_STRING_TAG)) {
          TYPED_ARRAY_TAG_REQIRED = true;
-         defineProperty$4(TypedArrayPrototype, TO_STRING_TAG$4, { get: function () {
-           return isObject(this) ? this[TYPED_ARRAY_TAG] : undefined;
+         defineProperty$6(TypedArrayPrototype$1, TO_STRING_TAG, { get: function () {
+           return isObject$k(this) ? this[TYPED_ARRAY_TAG$1] : undefined;
          } });
-         for (NAME in TypedArrayConstructorsList) if (global_1[NAME]) {
-           createNonEnumerableProperty(global_1[NAME], TYPED_ARRAY_TAG, NAME);
+         for (NAME$1 in TypedArrayConstructorsList) if (global$N[NAME$1]) {
+           createNonEnumerableProperty$4(global$N[NAME$1], TYPED_ARRAY_TAG$1, NAME$1);
          }
        }
 
        var arrayBufferViewCore = {
-         NATIVE_ARRAY_BUFFER_VIEWS: NATIVE_ARRAY_BUFFER_VIEWS,
-         TYPED_ARRAY_TAG: TYPED_ARRAY_TAG_REQIRED && TYPED_ARRAY_TAG,
-         aTypedArray: aTypedArray,
-         aTypedArrayConstructor: aTypedArrayConstructor,
-         exportTypedArrayMethod: exportTypedArrayMethod,
-         exportTypedArrayStaticMethod: exportTypedArrayStaticMethod,
+         NATIVE_ARRAY_BUFFER_VIEWS: NATIVE_ARRAY_BUFFER_VIEWS$3,
+         TYPED_ARRAY_CONSTRUCTOR: TYPED_ARRAY_CONSTRUCTOR$2,
+         TYPED_ARRAY_TAG: TYPED_ARRAY_TAG_REQIRED && TYPED_ARRAY_TAG$1,
+         aTypedArray: aTypedArray$m,
+         aTypedArrayConstructor: aTypedArrayConstructor$3,
+         exportTypedArrayMethod: exportTypedArrayMethod$n,
+         exportTypedArrayStaticMethod: exportTypedArrayStaticMethod$1,
          isView: isView,
-         isTypedArray: isTypedArray,
-         TypedArray: TypedArray,
-         TypedArrayPrototype: TypedArrayPrototype
+         isTypedArray: isTypedArray$1,
+         TypedArray: TypedArray$1,
+         TypedArrayPrototype: TypedArrayPrototype$1
        };
 
-       var NATIVE_ARRAY_BUFFER_VIEWS$1 = arrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;
+       var $$17 = _export;
+       var ArrayBufferViewCore$o = arrayBufferViewCore;
+
+       var NATIVE_ARRAY_BUFFER_VIEWS$2 = ArrayBufferViewCore$o.NATIVE_ARRAY_BUFFER_VIEWS;
 
        // `ArrayBuffer.isView` method
        // https://tc39.es/ecma262/#sec-arraybuffer.isview
-       _export({ target: 'ArrayBuffer', stat: true, forced: !NATIVE_ARRAY_BUFFER_VIEWS$1 }, {
-         isView: arrayBufferViewCore.isView
+       $$17({ target: 'ArrayBuffer', stat: true, forced: !NATIVE_ARRAY_BUFFER_VIEWS$2 }, {
+         isView: ArrayBufferViewCore$o.isView
        });
 
-       var SPECIES$2 = wellKnownSymbol('species');
+       var getBuiltIn$4 = getBuiltIn$b;
+       var definePropertyModule$2 = objectDefineProperty;
+       var wellKnownSymbol$f = wellKnownSymbol$t;
+       var DESCRIPTORS$d = descriptors;
+
+       var SPECIES$4 = wellKnownSymbol$f('species');
 
-       var setSpecies = function (CONSTRUCTOR_NAME) {
-         var Constructor = getBuiltIn(CONSTRUCTOR_NAME);
-         var defineProperty = objectDefineProperty.f;
+       var setSpecies$5 = function (CONSTRUCTOR_NAME) {
+         var Constructor = getBuiltIn$4(CONSTRUCTOR_NAME);
+         var defineProperty = definePropertyModule$2.f;
 
-         if (descriptors && Constructor && !Constructor[SPECIES$2]) {
-           defineProperty(Constructor, SPECIES$2, {
+         if (DESCRIPTORS$d && Constructor && !Constructor[SPECIES$4]) {
+           defineProperty(Constructor, SPECIES$4, {
              configurable: true,
              get: function () { return this; }
            });
          }
        };
 
-       var ARRAY_BUFFER$1 = 'ArrayBuffer';
-       var ArrayBuffer$2 = arrayBuffer[ARRAY_BUFFER$1];
-       var NativeArrayBuffer$1 = global_1[ARRAY_BUFFER$1];
+       var $$16 = _export;
+       var global$M = global$1m;
+       var arrayBufferModule = arrayBuffer;
+       var setSpecies$4 = setSpecies$5;
+
+       var ARRAY_BUFFER = 'ArrayBuffer';
+       var ArrayBuffer$3 = arrayBufferModule[ARRAY_BUFFER];
+       var NativeArrayBuffer = global$M[ARRAY_BUFFER];
 
        // `ArrayBuffer` constructor
        // https://tc39.es/ecma262/#sec-arraybuffer-constructor
-       _export({ global: true, forced: NativeArrayBuffer$1 !== ArrayBuffer$2 }, {
-         ArrayBuffer: ArrayBuffer$2
+       $$16({ global: true, forced: NativeArrayBuffer !== ArrayBuffer$3 }, {
+         ArrayBuffer: ArrayBuffer$3
        });
 
-       setSpecies(ARRAY_BUFFER$1);
+       setSpecies$4(ARRAY_BUFFER);
 
-       var arrayMethodIsStrict = function (METHOD_NAME, argument) {
+       var fails$G = fails$S;
+
+       var arrayMethodIsStrict$9 = function (METHOD_NAME, argument) {
          var method = [][METHOD_NAME];
-         return !!method && fails(function () {
+         return !!method && fails$G(function () {
            // eslint-disable-next-line no-useless-call,no-throw-literal -- required for testing
            method.call(null, argument || function () { throw 1; }, 1);
          });
        };
 
-       var $indexOf = arrayIncludes.indexOf;
+       /* eslint-disable es/no-array-prototype-indexof -- required for testing */
+       var $$15 = _export;
+       var uncurryThis$C = functionUncurryThis;
+       var $IndexOf = arrayIncludes.indexOf;
+       var arrayMethodIsStrict$8 = arrayMethodIsStrict$9;
 
+       var un$IndexOf = uncurryThis$C([].indexOf);
 
-       var nativeIndexOf = [].indexOf;
-
-       var NEGATIVE_ZERO = !!nativeIndexOf && 1 / [1].indexOf(1, -0) < 0;
-       var STRICT_METHOD = arrayMethodIsStrict('indexOf');
+       var NEGATIVE_ZERO$1 = !!un$IndexOf && 1 / un$IndexOf([1], 1, -0) < 0;
+       var STRICT_METHOD$8 = arrayMethodIsStrict$8('indexOf');
 
        // `Array.prototype.indexOf` method
        // https://tc39.es/ecma262/#sec-array.prototype.indexof
-       _export({ target: 'Array', proto: true, forced: NEGATIVE_ZERO || !STRICT_METHOD }, {
+       $$15({ target: 'Array', proto: true, forced: NEGATIVE_ZERO$1 || !STRICT_METHOD$8 }, {
          indexOf: function indexOf(searchElement /* , fromIndex = 0 */) {
-           return NEGATIVE_ZERO
+           var fromIndex = arguments.length > 1 ? arguments[1] : undefined;
+           return NEGATIVE_ZERO$1
              // convert -0 to +0
-             ? nativeIndexOf.apply(this, arguments) || 0
-             : $indexOf(this, searchElement, arguments.length > 1 ? arguments[1] : undefined);
+             ? un$IndexOf(this, searchElement, fromIndex) || 0
+             : $IndexOf(this, searchElement, fromIndex);
          }
        });
 
-       var SPECIES$3 = wellKnownSymbol('species');
+       var anObject$e = anObject$n;
+
+       // `RegExp.prototype.flags` getter implementation
+       // https://tc39.es/ecma262/#sec-get-regexp.prototype.flags
+       var regexpFlags$1 = function () {
+         var that = anObject$e(this);
+         var result = '';
+         if (that.global) result += 'g';
+         if (that.ignoreCase) result += 'i';
+         if (that.multiline) result += 'm';
+         if (that.dotAll) result += 's';
+         if (that.unicode) result += 'u';
+         if (that.sticky) result += 'y';
+         return result;
+       };
+
+       var regexpStickyHelpers = {};
+
+       var fails$F = fails$S;
+       var global$L = global$1m;
+
+       // babel-minify and Closure Compiler transpiles RegExp('a', 'y') -> /a/y and it causes SyntaxError
+       var $RegExp$2 = global$L.RegExp;
+
+       regexpStickyHelpers.UNSUPPORTED_Y = fails$F(function () {
+         var re = $RegExp$2('a', 'y');
+         re.lastIndex = 2;
+         return re.exec('abcd') != null;
+       });
+
+       regexpStickyHelpers.BROKEN_CARET = fails$F(function () {
+         // https://bugzilla.mozilla.org/show_bug.cgi?id=773687
+         var re = $RegExp$2('^r', 'gy');
+         re.lastIndex = 2;
+         return re.exec('str') != null;
+       });
+
+       var fails$E = fails$S;
+       var global$K = global$1m;
+
+       // babel-minify and Closure Compiler transpiles RegExp('.', 's') -> /./s and it causes SyntaxError
+       var $RegExp$1 = global$K.RegExp;
+
+       var regexpUnsupportedDotAll = fails$E(function () {
+         var re = $RegExp$1('.', 's');
+         return !(re.dotAll && re.exec('\n') && re.flags === 's');
+       });
+
+       var fails$D = fails$S;
+       var global$J = global$1m;
+
+       // babel-minify and Closure Compiler transpiles RegExp('(?<a>b)', 'g') -> /(?<a>b)/g and it causes SyntaxError
+       var $RegExp = global$J.RegExp;
+
+       var regexpUnsupportedNcg = fails$D(function () {
+         var re = $RegExp('(?<a>b)', 'g');
+         return re.exec('b').groups.a !== 'b' ||
+           'b'.replace(re, '$<a>c') !== 'bc';
+       });
+
+       /* eslint-disable regexp/no-empty-capturing-group, regexp/no-empty-group, regexp/no-lazy-ends -- testing */
+       /* eslint-disable regexp/no-useless-quantifier -- testing */
+       var call$i = functionCall;
+       var uncurryThis$B = functionUncurryThis;
+       var toString$g = toString$k;
+       var regexpFlags = regexpFlags$1;
+       var stickyHelpers$2 = regexpStickyHelpers;
+       var shared = shared$5.exports;
+       var create$8 = objectCreate;
+       var getInternalState$2 = internalState.get;
+       var UNSUPPORTED_DOT_ALL$1 = regexpUnsupportedDotAll;
+       var UNSUPPORTED_NCG$1 = regexpUnsupportedNcg;
+
+       var nativeReplace = shared('native-string-replace', String.prototype.replace);
+       var nativeExec = RegExp.prototype.exec;
+       var patchedExec = nativeExec;
+       var charAt$6 = uncurryThis$B(''.charAt);
+       var indexOf = uncurryThis$B(''.indexOf);
+       var replace$7 = uncurryThis$B(''.replace);
+       var stringSlice$9 = uncurryThis$B(''.slice);
+
+       var UPDATES_LAST_INDEX_WRONG = (function () {
+         var re1 = /a/;
+         var re2 = /b*/g;
+         call$i(nativeExec, re1, 'a');
+         call$i(nativeExec, re2, 'a');
+         return re1.lastIndex !== 0 || re2.lastIndex !== 0;
+       })();
+
+       var UNSUPPORTED_Y$2 = stickyHelpers$2.UNSUPPORTED_Y || stickyHelpers$2.BROKEN_CARET;
+
+       // nonparticipating capturing group, copied from es5-shim's String#split patch.
+       var NPCG_INCLUDED = /()??/.exec('')[1] !== undefined;
+
+       var PATCH = UPDATES_LAST_INDEX_WRONG || NPCG_INCLUDED || UNSUPPORTED_Y$2 || UNSUPPORTED_DOT_ALL$1 || UNSUPPORTED_NCG$1;
+
+       if (PATCH) {
+         // eslint-disable-next-line max-statements -- TODO
+         patchedExec = function exec(string) {
+           var re = this;
+           var state = getInternalState$2(re);
+           var str = toString$g(string);
+           var raw = state.raw;
+           var result, reCopy, lastIndex, match, i, object, group;
+
+           if (raw) {
+             raw.lastIndex = re.lastIndex;
+             result = call$i(patchedExec, raw, str);
+             re.lastIndex = raw.lastIndex;
+             return result;
+           }
+
+           var groups = state.groups;
+           var sticky = UNSUPPORTED_Y$2 && re.sticky;
+           var flags = call$i(regexpFlags, re);
+           var source = re.source;
+           var charsAdded = 0;
+           var strCopy = str;
+
+           if (sticky) {
+             flags = replace$7(flags, 'y', '');
+             if (indexOf(flags, 'g') === -1) {
+               flags += 'g';
+             }
+
+             strCopy = stringSlice$9(str, re.lastIndex);
+             // Support anchored sticky behavior.
+             if (re.lastIndex > 0 && (!re.multiline || re.multiline && charAt$6(str, re.lastIndex - 1) !== '\n')) {
+               source = '(?: ' + source + ')';
+               strCopy = ' ' + strCopy;
+               charsAdded++;
+             }
+             // ^(? + rx + ) is needed, in combination with some str slicing, to
+             // simulate the 'y' flag.
+             reCopy = new RegExp('^(?:' + source + ')', flags);
+           }
+
+           if (NPCG_INCLUDED) {
+             reCopy = new RegExp('^' + source + '$(?!\\s)', flags);
+           }
+           if (UPDATES_LAST_INDEX_WRONG) lastIndex = re.lastIndex;
+
+           match = call$i(nativeExec, sticky ? reCopy : re, strCopy);
+
+           if (sticky) {
+             if (match) {
+               match.input = stringSlice$9(match.input, charsAdded);
+               match[0] = stringSlice$9(match[0], charsAdded);
+               match.index = re.lastIndex;
+               re.lastIndex += match[0].length;
+             } else re.lastIndex = 0;
+           } else if (UPDATES_LAST_INDEX_WRONG && match) {
+             re.lastIndex = re.global ? match.index + match[0].length : lastIndex;
+           }
+           if (NPCG_INCLUDED && match && match.length > 1) {
+             // Fix browsers whose `exec` methods don't consistently return `undefined`
+             // for NPCG, like IE8. NOTE: This doesn' work for /(.?)?/
+             call$i(nativeReplace, match[0], reCopy, function () {
+               for (i = 1; i < arguments.length - 2; i++) {
+                 if (arguments[i] === undefined) match[i] = undefined;
+               }
+             });
+           }
+
+           if (match && groups) {
+             match.groups = object = create$8(null);
+             for (i = 0; i < groups.length; i++) {
+               group = groups[i];
+               object[group[0]] = match[group[1]];
+             }
+           }
+
+           return match;
+         };
+       }
+
+       var regexpExec$3 = patchedExec;
+
+       var $$14 = _export;
+       var exec$5 = regexpExec$3;
+
+       // `RegExp.prototype.exec` method
+       // https://tc39.es/ecma262/#sec-regexp.prototype.exec
+       $$14({ target: 'RegExp', proto: true, forced: /./.exec !== exec$5 }, {
+         exec: exec$5
+       });
+
+       var fails$C = fails$S;
+       var wellKnownSymbol$e = wellKnownSymbol$t;
+       var V8_VERSION$2 = engineV8Version;
 
-       var arrayMethodHasSpeciesSupport = function (METHOD_NAME) {
+       var SPECIES$3 = wellKnownSymbol$e('species');
+
+       var arrayMethodHasSpeciesSupport$5 = function (METHOD_NAME) {
          // We can't use this feature detection in V8 since it causes
          // deoptimization and serious performance degradation
          // https://github.com/zloirock/core-js/issues/677
-         return engineV8Version >= 51 || !fails(function () {
+         return V8_VERSION$2 >= 51 || !fails$C(function () {
            var array = [];
            var constructor = array.constructor = {};
            constructor[SPECIES$3] = function () {
          });
        };
 
-       var $map = arrayIteration.map;
-
+       var $$13 = _export;
+       var $map$1 = arrayIteration.map;
+       var arrayMethodHasSpeciesSupport$4 = arrayMethodHasSpeciesSupport$5;
 
-       var HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('map');
+       var HAS_SPECIES_SUPPORT$3 = arrayMethodHasSpeciesSupport$4('map');
 
        // `Array.prototype.map` method
        // https://tc39.es/ecma262/#sec-array.prototype.map
        // with adding support of @@species
-       _export({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT }, {
+       $$13({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT$3 }, {
          map: function map(callbackfn /* , thisArg */) {
-           return $map(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+           return $map$1(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
          }
        });
 
        var $forEach$1 = arrayIteration.forEach;
+       var arrayMethodIsStrict$7 = arrayMethodIsStrict$9;
 
-
-       var STRICT_METHOD$1 = arrayMethodIsStrict('forEach');
+       var STRICT_METHOD$7 = arrayMethodIsStrict$7('forEach');
 
        // `Array.prototype.forEach` method implementation
        // https://tc39.es/ecma262/#sec-array.prototype.foreach
-       var arrayForEach = !STRICT_METHOD$1 ? function forEach(callbackfn /* , thisArg */) {
+       var arrayForEach = !STRICT_METHOD$7 ? function forEach(callbackfn /* , thisArg */) {
          return $forEach$1(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+       // eslint-disable-next-line es/no-array-prototype-foreach -- safe
        } : [].forEach;
 
+       var $$12 = _export;
+       var forEach$3 = arrayForEach;
+
        // `Array.prototype.forEach` method
        // https://tc39.es/ecma262/#sec-array.prototype.foreach
-       _export({ target: 'Array', proto: true, forced: [].forEach != arrayForEach }, {
-         forEach: arrayForEach
+       // eslint-disable-next-line es/no-array-prototype-foreach -- safe
+       $$12({ target: 'Array', proto: true, forced: [].forEach != forEach$3 }, {
+         forEach: forEach$3
        });
 
-       for (var COLLECTION_NAME$1 in domIterables) {
-         var Collection$1 = global_1[COLLECTION_NAME$1];
-         var CollectionPrototype$1 = Collection$1 && Collection$1.prototype;
+       var global$I = global$1m;
+       var DOMIterables = domIterables;
+       var DOMTokenListPrototype = domTokenListPrototype;
+       var forEach$2 = arrayForEach;
+       var createNonEnumerableProperty$3 = createNonEnumerableProperty$b;
+
+       var handlePrototype = function (CollectionPrototype) {
          // some Chrome versions have non-configurable methods on DOMTokenList
-         if (CollectionPrototype$1 && CollectionPrototype$1.forEach !== arrayForEach) try {
-           createNonEnumerableProperty(CollectionPrototype$1, 'forEach', arrayForEach);
+         if (CollectionPrototype && CollectionPrototype.forEach !== forEach$2) try {
+           createNonEnumerableProperty$3(CollectionPrototype, 'forEach', forEach$2);
          } catch (error) {
-           CollectionPrototype$1.forEach = arrayForEach;
+           CollectionPrototype.forEach = forEach$2;
+         }
+       };
+
+       for (var COLLECTION_NAME in DOMIterables) {
+         if (DOMIterables[COLLECTION_NAME]) {
+           handlePrototype(global$I[COLLECTION_NAME] && global$I[COLLECTION_NAME].prototype);
          }
        }
 
+       handlePrototype(DOMTokenListPrototype);
+
+       var $$11 = _export;
+       var isArray$5 = isArray$8;
+
        // `Array.isArray` method
        // https://tc39.es/ecma262/#sec-array.isarray
-       _export({ target: 'Array', stat: true }, {
-         isArray: isArray
+       $$11({ target: 'Array', stat: true }, {
+         isArray: isArray$5
        });
 
-       var nativeGetOwnPropertyNames$2 = objectGetOwnPropertyNamesExternal.f;
+       var $$10 = _export;
+       var fails$B = fails$S;
+       var getOwnPropertyNames$3 = objectGetOwnPropertyNamesExternal.f;
 
-       var FAILS_ON_PRIMITIVES = fails(function () { return !Object.getOwnPropertyNames(1); });
+       // eslint-disable-next-line es/no-object-getownpropertynames -- required for testing
+       var FAILS_ON_PRIMITIVES$5 = fails$B(function () { return !Object.getOwnPropertyNames(1); });
 
        // `Object.getOwnPropertyNames` method
        // https://tc39.es/ecma262/#sec-object.getownpropertynames
-       _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {
-         getOwnPropertyNames: nativeGetOwnPropertyNames$2
+       $$10({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$5 }, {
+         getOwnPropertyNames: getOwnPropertyNames$3
        });
 
-       var nativePromiseConstructor = global_1.Promise;
+       var global$H = global$1m;
 
-       var ITERATOR$3 = wellKnownSymbol('iterator');
-       var ArrayPrototype$1 = Array.prototype;
+       var nativePromiseConstructor = global$H.Promise;
+
+       var wellKnownSymbol$d = wellKnownSymbol$t;
+       var Iterators$1 = iterators;
+
+       var ITERATOR$7 = wellKnownSymbol$d('iterator');
+       var ArrayPrototype = Array.prototype;
 
        // check on default Array iterator
-       var isArrayIteratorMethod = function (it) {
-         return it !== undefined && (iterators.Array === it || ArrayPrototype$1[ITERATOR$3] === it);
+       var isArrayIteratorMethod$3 = function (it) {
+         return it !== undefined && (Iterators$1.Array === it || ArrayPrototype[ITERATOR$7] === it);
        };
 
-       var ITERATOR$4 = wellKnownSymbol('iterator');
+       var classof$6 = classof$d;
+       var getMethod$5 = getMethod$7;
+       var Iterators = iterators;
+       var wellKnownSymbol$c = wellKnownSymbol$t;
+
+       var ITERATOR$6 = wellKnownSymbol$c('iterator');
 
-       var getIteratorMethod = function (it) {
-         if (it != undefined) return it[ITERATOR$4]
-           || it['@@iterator']
-           || iterators[classof(it)];
+       var getIteratorMethod$5 = function (it) {
+         if (it != undefined) return getMethod$5(it, ITERATOR$6)
+           || getMethod$5(it, '@@iterator')
+           || Iterators[classof$6(it)];
        };
 
-       var iteratorClose = function (iterator) {
-         var returnMethod = iterator['return'];
-         if (returnMethod !== undefined) {
-           return anObject(returnMethod.call(iterator)).value;
+       var global$G = global$1m;
+       var call$h = functionCall;
+       var aCallable$7 = aCallable$a;
+       var anObject$d = anObject$n;
+       var tryToString$1 = tryToString$5;
+       var getIteratorMethod$4 = getIteratorMethod$5;
+
+       var TypeError$c = global$G.TypeError;
+
+       var getIterator$4 = function (argument, usingIterator) {
+         var iteratorMethod = arguments.length < 2 ? getIteratorMethod$4(argument) : usingIterator;
+         if (aCallable$7(iteratorMethod)) return anObject$d(call$h(iteratorMethod, argument));
+         throw TypeError$c(tryToString$1(argument) + ' is not iterable');
+       };
+
+       var call$g = functionCall;
+       var anObject$c = anObject$n;
+       var getMethod$4 = getMethod$7;
+
+       var iteratorClose$2 = function (iterator, kind, value) {
+         var innerResult, innerError;
+         anObject$c(iterator);
+         try {
+           innerResult = getMethod$4(iterator, 'return');
+           if (!innerResult) {
+             if (kind === 'throw') throw value;
+             return value;
+           }
+           innerResult = call$g(innerResult, iterator);
+         } catch (error) {
+           innerError = true;
+           innerResult = error;
          }
+         if (kind === 'throw') throw value;
+         if (innerError) throw innerResult;
+         anObject$c(innerResult);
+         return value;
        };
 
+       var global$F = global$1m;
+       var bind$d = functionBindContext;
+       var call$f = functionCall;
+       var anObject$b = anObject$n;
+       var tryToString = tryToString$5;
+       var isArrayIteratorMethod$2 = isArrayIteratorMethod$3;
+       var lengthOfArrayLike$c = lengthOfArrayLike$g;
+       var isPrototypeOf$4 = objectIsPrototypeOf;
+       var getIterator$3 = getIterator$4;
+       var getIteratorMethod$3 = getIteratorMethod$5;
+       var iteratorClose$1 = iteratorClose$2;
+
+       var TypeError$b = global$F.TypeError;
+
        var Result = function (stopped, result) {
          this.stopped = stopped;
          this.result = result;
        };
 
-       var iterate = function (iterable, unboundFunction, options) {
+       var ResultPrototype = Result.prototype;
+
+       var iterate$3 = function (iterable, unboundFunction, options) {
          var that = options && options.that;
          var AS_ENTRIES = !!(options && options.AS_ENTRIES);
          var IS_ITERATOR = !!(options && options.IS_ITERATOR);
          var INTERRUPTED = !!(options && options.INTERRUPTED);
-         var fn = functionBindContext(unboundFunction, that, 1 + AS_ENTRIES + INTERRUPTED);
+         var fn = bind$d(unboundFunction, that);
          var iterator, iterFn, index, length, result, next, step;
 
          var stop = function (condition) {
-           if (iterator) iteratorClose(iterator);
+           if (iterator) iteratorClose$1(iterator, 'normal', condition);
            return new Result(true, condition);
          };
 
          var callFn = function (value) {
            if (AS_ENTRIES) {
-             anObject(value);
+             anObject$b(value);
              return INTERRUPTED ? fn(value[0], value[1], stop) : fn(value[0], value[1]);
            } return INTERRUPTED ? fn(value, stop) : fn(value);
          };
          if (IS_ITERATOR) {
            iterator = iterable;
          } else {
-           iterFn = getIteratorMethod(iterable);
-           if (typeof iterFn != 'function') throw TypeError('Target is not iterable');
+           iterFn = getIteratorMethod$3(iterable);
+           if (!iterFn) throw TypeError$b(tryToString(iterable) + ' is not iterable');
            // optimisation for array iterators
-           if (isArrayIteratorMethod(iterFn)) {
-             for (index = 0, length = toLength(iterable.length); length > index; index++) {
+           if (isArrayIteratorMethod$2(iterFn)) {
+             for (index = 0, length = lengthOfArrayLike$c(iterable); length > index; index++) {
                result = callFn(iterable[index]);
-               if (result && result instanceof Result) return result;
+               if (result && isPrototypeOf$4(ResultPrototype, result)) return result;
              } return new Result(false);
            }
-           iterator = iterFn.call(iterable);
+           iterator = getIterator$3(iterable, iterFn);
          }
 
          next = iterator.next;
-         while (!(step = next.call(iterator)).done) {
+         while (!(step = call$f(next, iterator)).done) {
            try {
              result = callFn(step.value);
            } catch (error) {
-             iteratorClose(iterator);
-             throw error;
+             iteratorClose$1(iterator, 'throw', error);
            }
-           if (typeof result == 'object' && result && result instanceof Result) return result;
+           if (typeof result == 'object' && result && isPrototypeOf$4(ResultPrototype, result)) return result;
          } return new Result(false);
        };
 
-       var ITERATOR$5 = wellKnownSymbol('iterator');
+       var wellKnownSymbol$b = wellKnownSymbol$t;
+
+       var ITERATOR$5 = wellKnownSymbol$b('iterator');
        var SAFE_CLOSING = false;
 
        try {
          iteratorWithReturn[ITERATOR$5] = function () {
            return this;
          };
-         // eslint-disable-next-line no-throw-literal -- required for testing
+         // eslint-disable-next-line es/no-array-from, no-throw-literal -- required for testing
          Array.from(iteratorWithReturn, function () { throw 2; });
        } catch (error) { /* empty */ }
 
-       var checkCorrectnessOfIteration = function (exec, SKIP_CLOSING) {
+       var checkCorrectnessOfIteration$4 = function (exec, SKIP_CLOSING) {
          if (!SKIP_CLOSING && !SAFE_CLOSING) return false;
          var ITERATION_SUPPORT = false;
          try {
          return ITERATION_SUPPORT;
        };
 
-       var engineIsIos = /(iphone|ipod|ipad).*applewebkit/i.test(engineUserAgent);
-
-       var location$1 = global_1.location;
-       var set$2 = global_1.setImmediate;
-       var clear = global_1.clearImmediate;
-       var process$2 = global_1.process;
-       var MessageChannel = global_1.MessageChannel;
-       var Dispatch = global_1.Dispatch;
+       var userAgent$6 = engineUserAgent;
+
+       var engineIsIos = /(?:ipad|iphone|ipod).*applewebkit/i.test(userAgent$6);
+
+       var classof$5 = classofRaw$1;
+       var global$E = global$1m;
+
+       var engineIsNode = classof$5(global$E.process) == 'process';
+
+       var global$D = global$1m;
+       var apply$7 = functionApply;
+       var bind$c = functionBindContext;
+       var isCallable$8 = isCallable$r;
+       var hasOwn$8 = hasOwnProperty_1;
+       var fails$A = fails$S;
+       var html = html$2;
+       var arraySlice$8 = arraySlice$c;
+       var createElement = documentCreateElement$2;
+       var IS_IOS$1 = engineIsIos;
+       var IS_NODE$4 = engineIsNode;
+
+       var set$2 = global$D.setImmediate;
+       var clear = global$D.clearImmediate;
+       var process$3 = global$D.process;
+       var Dispatch$1 = global$D.Dispatch;
+       var Function$3 = global$D.Function;
+       var MessageChannel = global$D.MessageChannel;
+       var String$2 = global$D.String;
        var counter = 0;
        var queue = {};
        var ONREADYSTATECHANGE = 'onreadystatechange';
-       var defer, channel, port;
+       var location$1, defer, channel, port;
+
+       try {
+         // Deno throws a ReferenceError on `location` access without `--location` flag
+         location$1 = global$D.location;
+       } catch (error) { /* empty */ }
 
        var run = function (id) {
-         // eslint-disable-next-line no-prototype-builtins -- safe
-         if (queue.hasOwnProperty(id)) {
+         if (hasOwn$8(queue, id)) {
            var fn = queue[id];
            delete queue[id];
            fn();
 
        var post = function (id) {
          // old engines have not location.origin
-         global_1.postMessage(id + '', location$1.protocol + '//' + location$1.host);
+         global$D.postMessage(String$2(id), location$1.protocol + '//' + location$1.host);
        };
 
        // Node.js 0.9+ & IE10+ has setImmediate, otherwise:
        if (!set$2 || !clear) {
          set$2 = function setImmediate(fn) {
-           var args = [];
-           var i = 1;
-           while (arguments.length > i) args.push(arguments[i++]);
+           var args = arraySlice$8(arguments, 1);
            queue[++counter] = function () {
-             // eslint-disable-next-line no-new-func -- spec requirement
-             (typeof fn == 'function' ? fn : Function(fn)).apply(undefined, args);
+             apply$7(isCallable$8(fn) ? fn : Function$3(fn), undefined, args);
            };
            defer(counter);
            return counter;
            delete queue[id];
          };
          // Node.js 0.8-
-         if (engineIsNode) {
+         if (IS_NODE$4) {
            defer = function (id) {
-             process$2.nextTick(runner(id));
+             process$3.nextTick(runner(id));
            };
          // Sphere (JS game engine) Dispatch API
-         } else if (Dispatch && Dispatch.now) {
+         } else if (Dispatch$1 && Dispatch$1.now) {
            defer = function (id) {
-             Dispatch.now(runner(id));
+             Dispatch$1.now(runner(id));
            };
          // Browsers with MessageChannel, includes WebWorkers
          // except iOS - https://github.com/zloirock/core-js/issues/624
-         } else if (MessageChannel && !engineIsIos) {
+         } else if (MessageChannel && !IS_IOS$1) {
            channel = new MessageChannel();
            port = channel.port2;
            channel.port1.onmessage = listener;
-           defer = functionBindContext(port.postMessage, port, 1);
+           defer = bind$c(port.postMessage, port);
          // Browsers with postMessage, skip WebWorkers
          // IE8 has postMessage, but it's sync & typeof its postMessage is 'object'
          } else if (
-           global_1.addEventListener &&
-           typeof postMessage == 'function' &&
-           !global_1.importScripts &&
+           global$D.addEventListener &&
+           isCallable$8(global$D.postMessage) &&
+           !global$D.importScripts &&
            location$1 && location$1.protocol !== 'file:' &&
-           !fails(post)
+           !fails$A(post)
          ) {
            defer = post;
-           global_1.addEventListener('message', listener, false);
+           global$D.addEventListener('message', listener, false);
          // IE8-
-         } else if (ONREADYSTATECHANGE in documentCreateElement('script')) {
+         } else if (ONREADYSTATECHANGE in createElement('script')) {
            defer = function (id) {
-             html.appendChild(documentCreateElement('script'))[ONREADYSTATECHANGE] = function () {
+             html.appendChild(createElement('script'))[ONREADYSTATECHANGE] = function () {
                html.removeChild(this);
                run(id);
              };
          }
        }
 
-       var task = {
+       var task$1 = {
          set: set$2,
          clear: clear
        };
 
-       var engineIsWebosWebkit = /web0s(?!.*chrome)/i.test(engineUserAgent);
-
-       var getOwnPropertyDescriptor$2 = objectGetOwnPropertyDescriptor.f;
-       var macrotask = task.set;
+       var userAgent$5 = engineUserAgent;
+       var global$C = global$1m;
 
+       var engineIsIosPebble = /ipad|iphone|ipod/i.test(userAgent$5) && global$C.Pebble !== undefined;
 
+       var userAgent$4 = engineUserAgent;
 
+       var engineIsWebosWebkit = /web0s(?!.*chrome)/i.test(userAgent$4);
 
-       var MutationObserver = global_1.MutationObserver || global_1.WebKitMutationObserver;
-       var document$2 = global_1.document;
-       var process$3 = global_1.process;
-       var Promise$1 = global_1.Promise;
+       var global$B = global$1m;
+       var bind$b = functionBindContext;
+       var getOwnPropertyDescriptor$3 = objectGetOwnPropertyDescriptor.f;
+       var macrotask = task$1.set;
+       var IS_IOS = engineIsIos;
+       var IS_IOS_PEBBLE = engineIsIosPebble;
+       var IS_WEBOS_WEBKIT = engineIsWebosWebkit;
+       var IS_NODE$3 = engineIsNode;
+
+       var MutationObserver = global$B.MutationObserver || global$B.WebKitMutationObserver;
+       var document$2 = global$B.document;
+       var process$2 = global$B.process;
+       var Promise$1 = global$B.Promise;
        // Node.js 11 shows ExperimentalWarning on getting `queueMicrotask`
-       var queueMicrotaskDescriptor = getOwnPropertyDescriptor$2(global_1, 'queueMicrotask');
+       var queueMicrotaskDescriptor = getOwnPropertyDescriptor$3(global$B, 'queueMicrotask');
        var queueMicrotask = queueMicrotaskDescriptor && queueMicrotaskDescriptor.value;
 
-       var flush, head, last, notify, toggle, node, promise, then;
+       var flush, head, last, notify$1, toggle, node, promise, then;
 
        // modern engines have queueMicrotask method
        if (!queueMicrotask) {
          flush = function () {
            var parent, fn;
-           if (engineIsNode && (parent = process$3.domain)) parent.exit();
+           if (IS_NODE$3 && (parent = process$2.domain)) parent.exit();
            while (head) {
              fn = head.fn;
              head = head.next;
              try {
                fn();
              } catch (error) {
-               if (head) notify();
+               if (head) notify$1();
                else last = undefined;
                throw error;
              }
 
          // browsers with MutationObserver, except iOS - https://github.com/zloirock/core-js/issues/339
          // also except WebOS Webkit https://github.com/zloirock/core-js/issues/898
-         if (!engineIsIos && !engineIsNode && !engineIsWebosWebkit && MutationObserver && document$2) {
+         if (!IS_IOS && !IS_NODE$3 && !IS_WEBOS_WEBKIT && MutationObserver && document$2) {
            toggle = true;
            node = document$2.createTextNode('');
            new MutationObserver(flush).observe(node, { characterData: true });
-           notify = function () {
+           notify$1 = function () {
              node.data = toggle = !toggle;
            };
          // environments with maybe non-completely correct, but existent Promise
-         } else if (Promise$1 && Promise$1.resolve) {
+         } else if (!IS_IOS_PEBBLE && Promise$1 && Promise$1.resolve) {
            // Promise.resolve without an argument throws an error in LG WebOS 2
            promise = Promise$1.resolve(undefined);
-           then = promise.then;
-           notify = function () {
-             then.call(promise, flush);
+           // workaround of WebKit ~ iOS Safari 10.1 bug
+           promise.constructor = Promise$1;
+           then = bind$b(promise.then, promise);
+           notify$1 = function () {
+             then(flush);
            };
          // Node.js without promises
-         } else if (engineIsNode) {
-           notify = function () {
-             process$3.nextTick(flush);
+         } else if (IS_NODE$3) {
+           notify$1 = function () {
+             process$2.nextTick(flush);
            };
          // for other environments - macrotask based on:
          // - setImmediate
          // - onreadystatechange
          // - setTimeout
          } else {
-           notify = function () {
-             // strange IE + webpack dev server bug - use .call(global)
-             macrotask.call(global_1, flush);
+           // strange IE + webpack dev server bug - use .bind(global)
+           macrotask = bind$b(macrotask, global$B);
+           notify$1 = function () {
+             macrotask(flush);
            };
          }
        }
 
-       var microtask = queueMicrotask || function (fn) {
+       var microtask$1 = queueMicrotask || function (fn) {
          var task = { fn: fn, next: undefined };
          if (last) last.next = task;
          if (!head) {
            head = task;
-           notify();
+           notify$1();
          } last = task;
        };
 
+       var newPromiseCapability$2 = {};
+
+       var aCallable$6 = aCallable$a;
+
        var PromiseCapability = function (C) {
          var resolve, reject;
          this.promise = new C(function ($$resolve, $$reject) {
            resolve = $$resolve;
            reject = $$reject;
          });
-         this.resolve = aFunction$1(resolve);
-         this.reject = aFunction$1(reject);
+         this.resolve = aCallable$6(resolve);
+         this.reject = aCallable$6(reject);
        };
 
-       // 25.4.1.5 NewPromiseCapability(C)
-       var f$7 = function (C) {
+       // `NewPromiseCapability` abstract operation
+       // https://tc39.es/ecma262/#sec-newpromisecapability
+       newPromiseCapability$2.f = function (C) {
          return new PromiseCapability(C);
        };
 
-       var newPromiseCapability = {
-               f: f$7
-       };
+       var anObject$a = anObject$n;
+       var isObject$j = isObject$s;
+       var newPromiseCapability$1 = newPromiseCapability$2;
 
-       var promiseResolve = function (C, x) {
-         anObject(C);
-         if (isObject(x) && x.constructor === C) return x;
-         var promiseCapability = newPromiseCapability.f(C);
+       var promiseResolve$2 = function (C, x) {
+         anObject$a(C);
+         if (isObject$j(x) && x.constructor === C) return x;
+         var promiseCapability = newPromiseCapability$1.f(C);
          var resolve = promiseCapability.resolve;
          resolve(x);
          return promiseCapability.promise;
        };
 
-       var hostReportErrors = function (a, b) {
-         var console = global_1.console;
+       var global$A = global$1m;
+
+       var hostReportErrors$1 = function (a, b) {
+         var console = global$A.console;
          if (console && console.error) {
-           arguments.length === 1 ? console.error(a) : console.error(a, b);
+           arguments.length == 1 ? console.error(a) : console.error(a, b);
          }
        };
 
-       var perform = function (exec) {
+       var perform$1 = function (exec) {
          try {
            return { error: false, value: exec() };
          } catch (error) {
          }
        };
 
-       var task$1 = task.set;
-
-
-
-
-
-
-
-
-
-
-
-       var SPECIES$4 = wellKnownSymbol('species');
+       var engineIsBrowser = typeof window == 'object';
+
+       var $$$ = _export;
+       var global$z = global$1m;
+       var getBuiltIn$3 = getBuiltIn$b;
+       var call$e = functionCall;
+       var NativePromise$1 = nativePromiseConstructor;
+       var redefine$8 = redefine$h.exports;
+       var redefineAll$2 = redefineAll$4;
+       var setPrototypeOf$3 = objectSetPrototypeOf;
+       var setToStringTag$5 = setToStringTag$a;
+       var setSpecies$3 = setSpecies$5;
+       var aCallable$5 = aCallable$a;
+       var isCallable$7 = isCallable$r;
+       var isObject$i = isObject$s;
+       var anInstance$5 = anInstance$7;
+       var inspectSource = inspectSource$4;
+       var iterate$2 = iterate$3;
+       var checkCorrectnessOfIteration$3 = checkCorrectnessOfIteration$4;
+       var speciesConstructor$3 = speciesConstructor$5;
+       var task = task$1.set;
+       var microtask = microtask$1;
+       var promiseResolve$1 = promiseResolve$2;
+       var hostReportErrors = hostReportErrors$1;
+       var newPromiseCapabilityModule = newPromiseCapability$2;
+       var perform = perform$1;
+       var InternalStateModule$4 = internalState;
+       var isForced$3 = isForced_1;
+       var wellKnownSymbol$a = wellKnownSymbol$t;
+       var IS_BROWSER = engineIsBrowser;
+       var IS_NODE$2 = engineIsNode;
+       var V8_VERSION$1 = engineV8Version;
+
+       var SPECIES$2 = wellKnownSymbol$a('species');
        var PROMISE = 'Promise';
-       var getInternalState$4 = internalState.get;
-       var setInternalState$4 = internalState.set;
-       var getInternalPromiseState = internalState.getterFor(PROMISE);
-       var PromiseConstructor = nativePromiseConstructor;
-       var TypeError$1 = global_1.TypeError;
-       var document$3 = global_1.document;
-       var process$4 = global_1.process;
-       var $fetch = getBuiltIn('fetch');
-       var newPromiseCapability$1 = newPromiseCapability.f;
-       var newGenericPromiseCapability = newPromiseCapability$1;
-       var DISPATCH_EVENT = !!(document$3 && document$3.createEvent && global_1.dispatchEvent);
-       var NATIVE_REJECTION_EVENT = typeof PromiseRejectionEvent == 'function';
+
+       var getInternalState$1 = InternalStateModule$4.get;
+       var setInternalState$4 = InternalStateModule$4.set;
+       var getInternalPromiseState = InternalStateModule$4.getterFor(PROMISE);
+       var NativePromisePrototype = NativePromise$1 && NativePromise$1.prototype;
+       var PromiseConstructor = NativePromise$1;
+       var PromisePrototype = NativePromisePrototype;
+       var TypeError$a = global$z.TypeError;
+       var document$1 = global$z.document;
+       var process$1 = global$z.process;
+       var newPromiseCapability = newPromiseCapabilityModule.f;
+       var newGenericPromiseCapability = newPromiseCapability;
+
+       var DISPATCH_EVENT = !!(document$1 && document$1.createEvent && global$z.dispatchEvent);
+       var NATIVE_REJECTION_EVENT = isCallable$7(global$z.PromiseRejectionEvent);
        var UNHANDLED_REJECTION = 'unhandledrejection';
        var REJECTION_HANDLED = 'rejectionhandled';
        var PENDING = 0;
        var REJECTED = 2;
        var HANDLED = 1;
        var UNHANDLED = 2;
+       var SUBCLASSING = false;
+
        var Internal, OwnPromiseCapability, PromiseWrapper, nativeThen;
 
-       var FORCED = isForced_1(PROMISE, function () {
-         var GLOBAL_CORE_JS_PROMISE = inspectSource(PromiseConstructor) !== String(PromiseConstructor);
-         if (!GLOBAL_CORE_JS_PROMISE) {
-           // V8 6.6 (Node 10 and Chrome 66) have a bug with resolving custom thenables
-           // https://bugs.chromium.org/p/chromium/issues/detail?id=830565
-           // We can't detect it synchronously, so just check versions
-           if (engineV8Version === 66) return true;
-           // Unhandled rejections tracking support, NodeJS Promise without it fails @@species test
-           if (!engineIsNode && !NATIVE_REJECTION_EVENT) return true;
-         }
+       var FORCED$h = isForced$3(PROMISE, function () {
+         var PROMISE_CONSTRUCTOR_SOURCE = inspectSource(PromiseConstructor);
+         var GLOBAL_CORE_JS_PROMISE = PROMISE_CONSTRUCTOR_SOURCE !== String(PromiseConstructor);
+         // V8 6.6 (Node 10 and Chrome 66) have a bug with resolving custom thenables
+         // https://bugs.chromium.org/p/chromium/issues/detail?id=830565
+         // We can't detect it synchronously, so just check versions
+         if (!GLOBAL_CORE_JS_PROMISE && V8_VERSION$1 === 66) return true;
          // We can't use @@species feature detection in V8 since it causes
          // deoptimization and performance degradation
          // https://github.com/zloirock/core-js/issues/679
-         if (engineV8Version >= 51 && /native code/.test(PromiseConstructor)) return false;
+         if (V8_VERSION$1 >= 51 && /native code/.test(PROMISE_CONSTRUCTOR_SOURCE)) return false;
          // Detect correctness of subclassing with @@species support
-         var promise = PromiseConstructor.resolve(1);
+         var promise = new PromiseConstructor(function (resolve) { resolve(1); });
          var FakePromise = function (exec) {
            exec(function () { /* empty */ }, function () { /* empty */ });
          };
          var constructor = promise.constructor = {};
-         constructor[SPECIES$4] = FakePromise;
-         return !(promise.then(function () { /* empty */ }) instanceof FakePromise);
+         constructor[SPECIES$2] = FakePromise;
+         SUBCLASSING = promise.then(function () { /* empty */ }) instanceof FakePromise;
+         if (!SUBCLASSING) return true;
+         // Unhandled rejections tracking support, NodeJS Promise without it fails @@species test
+         return !GLOBAL_CORE_JS_PROMISE && IS_BROWSER && !NATIVE_REJECTION_EVENT;
        });
 
-       var INCORRECT_ITERATION = FORCED || !checkCorrectnessOfIteration(function (iterable) {
+       var INCORRECT_ITERATION$1 = FORCED$h || !checkCorrectnessOfIteration$3(function (iterable) {
          PromiseConstructor.all(iterable)['catch'](function () { /* empty */ });
        });
 
        // helpers
        var isThenable = function (it) {
          var then;
-         return isObject(it) && typeof (then = it.then) == 'function' ? then : false;
+         return isObject$i(it) && isCallable$7(then = it.then) ? then : false;
        };
 
-       var notify$1 = function (state, isReject) {
+       var notify = function (state, isReject) {
          if (state.notified) return;
          state.notified = true;
          var chain = state.reactions;
                    }
                  }
                  if (result === reaction.promise) {
-                   reject(TypeError$1('Promise-chain cycle'));
+                   reject(TypeError$a('Promise-chain cycle'));
                  } else if (then = isThenable(result)) {
-                   then.call(result, resolve, reject);
+                   call$e(then, result, resolve, reject);
                  } else resolve(result);
                } else reject(value);
              } catch (error) {
          });
        };
 
-       var dispatchEvent = function (name, promise, reason) {
+       var dispatchEvent$1 = function (name, promise, reason) {
          var event, handler;
          if (DISPATCH_EVENT) {
-           event = document$3.createEvent('Event');
+           event = document$1.createEvent('Event');
            event.promise = promise;
            event.reason = reason;
            event.initEvent(name, false, true);
-           global_1.dispatchEvent(event);
+           global$z.dispatchEvent(event);
          } else event = { promise: promise, reason: reason };
-         if (!NATIVE_REJECTION_EVENT && (handler = global_1['on' + name])) handler(event);
+         if (!NATIVE_REJECTION_EVENT && (handler = global$z['on' + name])) handler(event);
          else if (name === UNHANDLED_REJECTION) hostReportErrors('Unhandled promise rejection', reason);
        };
 
        var onUnhandled = function (state) {
-         task$1.call(global_1, function () {
+         call$e(task, global$z, function () {
            var promise = state.facade;
            var value = state.value;
            var IS_UNHANDLED = isUnhandled(state);
            var result;
            if (IS_UNHANDLED) {
              result = perform(function () {
-               if (engineIsNode) {
-                 process$4.emit('unhandledRejection', value, promise);
-               } else dispatchEvent(UNHANDLED_REJECTION, promise, value);
+               if (IS_NODE$2) {
+                 process$1.emit('unhandledRejection', value, promise);
+               } else dispatchEvent$1(UNHANDLED_REJECTION, promise, value);
              });
              // Browsers should not trigger `rejectionHandled` event if it was handled here, NodeJS - should
-             state.rejection = engineIsNode || isUnhandled(state) ? UNHANDLED : HANDLED;
+             state.rejection = IS_NODE$2 || isUnhandled(state) ? UNHANDLED : HANDLED;
              if (result.error) throw result.value;
            }
          });
        };
 
        var onHandleUnhandled = function (state) {
-         task$1.call(global_1, function () {
+         call$e(task, global$z, function () {
            var promise = state.facade;
-           if (engineIsNode) {
-             process$4.emit('rejectionHandled', promise);
-           } else dispatchEvent(REJECTION_HANDLED, promise, state.value);
+           if (IS_NODE$2) {
+             process$1.emit('rejectionHandled', promise);
+           } else dispatchEvent$1(REJECTION_HANDLED, promise, state.value);
          });
        };
 
-       var bind = function (fn, state, unwrap) {
+       var bind$a = function (fn, state, unwrap) {
          return function (value) {
            fn(state, value, unwrap);
          };
          if (unwrap) state = unwrap;
          state.value = value;
          state.state = REJECTED;
-         notify$1(state, true);
+         notify(state, true);
        };
 
        var internalResolve = function (state, value, unwrap) {
          state.done = true;
          if (unwrap) state = unwrap;
          try {
-           if (state.facade === value) throw TypeError$1("Promise can't be resolved itself");
+           if (state.facade === value) throw TypeError$a("Promise can't be resolved itself");
            var then = isThenable(value);
            if (then) {
              microtask(function () {
                var wrapper = { done: false };
                try {
-                 then.call(value,
-                   bind(internalResolve, wrapper, state),
-                   bind(internalReject, wrapper, state)
+                 call$e(then, value,
+                   bind$a(internalResolve, wrapper, state),
+                   bind$a(internalReject, wrapper, state)
                  );
                } catch (error) {
                  internalReject(wrapper, error, state);
            } else {
              state.value = value;
              state.state = FULFILLED;
-             notify$1(state, false);
+             notify(state, false);
            }
          } catch (error) {
            internalReject({ done: false }, error, state);
        };
 
        // constructor polyfill
-       if (FORCED) {
+       if (FORCED$h) {
          // 25.4.3.1 Promise(executor)
          PromiseConstructor = function Promise(executor) {
-           anInstance(this, PromiseConstructor, PROMISE);
-           aFunction$1(executor);
-           Internal.call(this);
-           var state = getInternalState$4(this);
+           anInstance$5(this, PromisePrototype);
+           aCallable$5(executor);
+           call$e(Internal, this);
+           var state = getInternalState$1(this);
            try {
-             executor(bind(internalResolve, state), bind(internalReject, state));
+             executor(bind$a(internalResolve, state), bind$a(internalReject, state));
            } catch (error) {
              internalReject(state, error);
            }
          };
+         PromisePrototype = PromiseConstructor.prototype;
          // eslint-disable-next-line no-unused-vars -- required for `.length`
          Internal = function Promise(executor) {
            setInternalState$4(this, {
              value: undefined
            });
          };
-         Internal.prototype = redefineAll(PromiseConstructor.prototype, {
+         Internal.prototype = redefineAll$2(PromisePrototype, {
            // `Promise.prototype.then` method
            // https://tc39.es/ecma262/#sec-promise.prototype.then
            then: function then(onFulfilled, onRejected) {
              var state = getInternalPromiseState(this);
-             var reaction = newPromiseCapability$1(speciesConstructor(this, PromiseConstructor));
-             reaction.ok = typeof onFulfilled == 'function' ? onFulfilled : true;
-             reaction.fail = typeof onRejected == 'function' && onRejected;
-             reaction.domain = engineIsNode ? process$4.domain : undefined;
+             var reactions = state.reactions;
+             var reaction = newPromiseCapability(speciesConstructor$3(this, PromiseConstructor));
+             reaction.ok = isCallable$7(onFulfilled) ? onFulfilled : true;
+             reaction.fail = isCallable$7(onRejected) && onRejected;
+             reaction.domain = IS_NODE$2 ? process$1.domain : undefined;
              state.parent = true;
-             state.reactions.push(reaction);
-             if (state.state != PENDING) notify$1(state, false);
+             reactions[reactions.length] = reaction;
+             if (state.state != PENDING) notify(state, false);
              return reaction.promise;
            },
            // `Promise.prototype.catch` method
          });
          OwnPromiseCapability = function () {
            var promise = new Internal();
-           var state = getInternalState$4(promise);
+           var state = getInternalState$1(promise);
            this.promise = promise;
-           this.resolve = bind(internalResolve, state);
-           this.reject = bind(internalReject, state);
+           this.resolve = bind$a(internalResolve, state);
+           this.reject = bind$a(internalReject, state);
          };
-         newPromiseCapability.f = newPromiseCapability$1 = function (C) {
+         newPromiseCapabilityModule.f = newPromiseCapability = function (C) {
            return C === PromiseConstructor || C === PromiseWrapper
              ? new OwnPromiseCapability(C)
              : newGenericPromiseCapability(C);
          };
 
-         if ( typeof nativePromiseConstructor == 'function') {
-           nativeThen = nativePromiseConstructor.prototype.then;
+         if (isCallable$7(NativePromise$1) && NativePromisePrototype !== Object.prototype) {
+           nativeThen = NativePromisePrototype.then;
 
-           // wrap native Promise#then for native async functions
-           redefine(nativePromiseConstructor.prototype, 'then', function then(onFulfilled, onRejected) {
-             var that = this;
-             return new PromiseConstructor(function (resolve, reject) {
-               nativeThen.call(that, resolve, reject);
-             }).then(onFulfilled, onRejected);
-           // https://github.com/zloirock/core-js/issues/640
-           }, { unsafe: true });
-
-           // wrap fetch result
-           if (typeof $fetch == 'function') _export({ global: true, enumerable: true, forced: true }, {
-             // eslint-disable-next-line no-unused-vars -- required for `.length`
-             fetch: function fetch(input /* , init */) {
-               return promiseResolve(PromiseConstructor, $fetch.apply(global_1, arguments));
-             }
-           });
+           if (!SUBCLASSING) {
+             // make `Promise#then` return a polyfilled `Promise` for native promise-based APIs
+             redefine$8(NativePromisePrototype, 'then', function then(onFulfilled, onRejected) {
+               var that = this;
+               return new PromiseConstructor(function (resolve, reject) {
+                 call$e(nativeThen, that, resolve, reject);
+               }).then(onFulfilled, onRejected);
+             // https://github.com/zloirock/core-js/issues/640
+             }, { unsafe: true });
+
+             // makes sure that native promise-based APIs `Promise#catch` properly works with patched `Promise#then`
+             redefine$8(NativePromisePrototype, 'catch', PromisePrototype['catch'], { unsafe: true });
+           }
+
+           // make `.constructor === Promise` work for native promise-based APIs
+           try {
+             delete NativePromisePrototype.constructor;
+           } catch (error) { /* empty */ }
+
+           // make `instanceof Promise` work for native promise-based APIs
+           if (setPrototypeOf$3) {
+             setPrototypeOf$3(NativePromisePrototype, PromisePrototype);
+           }
          }
        }
 
-       _export({ global: true, wrap: true, forced: FORCED }, {
+       $$$({ global: true, wrap: true, forced: FORCED$h }, {
          Promise: PromiseConstructor
        });
 
-       setToStringTag(PromiseConstructor, PROMISE, false);
-       setSpecies(PROMISE);
+       setToStringTag$5(PromiseConstructor, PROMISE, false);
+       setSpecies$3(PROMISE);
 
-       PromiseWrapper = getBuiltIn(PROMISE);
+       PromiseWrapper = getBuiltIn$3(PROMISE);
 
        // statics
-       _export({ target: PROMISE, stat: true, forced: FORCED }, {
+       $$$({ target: PROMISE, stat: true, forced: FORCED$h }, {
          // `Promise.reject` method
          // https://tc39.es/ecma262/#sec-promise.reject
          reject: function reject(r) {
-           var capability = newPromiseCapability$1(this);
-           capability.reject.call(undefined, r);
+           var capability = newPromiseCapability(this);
+           call$e(capability.reject, undefined, r);
            return capability.promise;
          }
        });
 
-       _export({ target: PROMISE, stat: true, forced:  FORCED }, {
+       $$$({ target: PROMISE, stat: true, forced: FORCED$h }, {
          // `Promise.resolve` method
          // https://tc39.es/ecma262/#sec-promise.resolve
          resolve: function resolve(x) {
-           return promiseResolvethis, x);
+           return promiseResolve$1(this, x);
          }
        });
 
-       _export({ target: PROMISE, stat: true, forced: INCORRECT_ITERATION }, {
+       $$$({ target: PROMISE, stat: true, forced: INCORRECT_ITERATION$1 }, {
          // `Promise.all` method
          // https://tc39.es/ecma262/#sec-promise.all
          all: function all(iterable) {
            var C = this;
-           var capability = newPromiseCapability$1(C);
+           var capability = newPromiseCapability(C);
            var resolve = capability.resolve;
            var reject = capability.reject;
            var result = perform(function () {
-             var $promiseResolve = aFunction$1(C.resolve);
+             var $promiseResolve = aCallable$5(C.resolve);
              var values = [];
              var counter = 0;
              var remaining = 1;
-             iterate(iterable, function (promise) {
+             iterate$2(iterable, function (promise) {
                var index = counter++;
                var alreadyCalled = false;
-               values.push(undefined);
                remaining++;
-               $promiseResolve.call(C, promise).then(function (value) {
+               call$e($promiseResolve, C, promise).then(function (value) {
                  if (alreadyCalled) return;
                  alreadyCalled = true;
                  values[index] = value;
          // https://tc39.es/ecma262/#sec-promise.race
          race: function race(iterable) {
            var C = this;
-           var capability = newPromiseCapability$1(C);
+           var capability = newPromiseCapability(C);
            var reject = capability.reject;
            var result = perform(function () {
-             var $promiseResolve = aFunction$1(C.resolve);
-             iterate(iterable, function (promise) {
-               $promiseResolve.call(C, promise).then(capability.resolve, reject);
+             var $promiseResolve = aCallable$5(C.resolve);
+             iterate$2(iterable, function (promise) {
+               call$e($promiseResolve, C, promise).then(capability.resolve, reject);
              });
            });
            if (result.error) reject(result.value);
          }
        });
 
-       /* eslint-disable no-new -- required for testing */
-
+       var typedArrayConstructor = {exports: {}};
 
+       /* eslint-disable no-new -- required for testing */
 
-       var NATIVE_ARRAY_BUFFER_VIEWS$2 = arrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;
+       var global$y = global$1m;
+       var fails$z = fails$S;
+       var checkCorrectnessOfIteration$2 = checkCorrectnessOfIteration$4;
+       var NATIVE_ARRAY_BUFFER_VIEWS$1 = arrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;
 
-       var ArrayBuffer$3 = global_1.ArrayBuffer;
-       var Int8Array$2 = global_1.Int8Array;
+       var ArrayBuffer$2 = global$y.ArrayBuffer;
+       var Int8Array$2 = global$y.Int8Array;
 
-       var typedArrayConstructorsRequireWrappers = !NATIVE_ARRAY_BUFFER_VIEWS$2 || !fails(function () {
+       var typedArrayConstructorsRequireWrappers = !NATIVE_ARRAY_BUFFER_VIEWS$1 || !fails$z(function () {
          Int8Array$2(1);
-       }) || !fails(function () {
+       }) || !fails$z(function () {
          new Int8Array$2(-1);
-       }) || !checkCorrectnessOfIteration(function (iterable) {
+       }) || !checkCorrectnessOfIteration$2(function (iterable) {
          new Int8Array$2();
          new Int8Array$2(null);
          new Int8Array$2(1.5);
          new Int8Array$2(iterable);
-       }, true) || fails(function () {
+       }, true) || fails$z(function () {
          // Safari (11+) bug - a reason why even Safari 13 should load a typed array polyfill
-         return new Int8Array$2(new ArrayBuffer$3(2), 1, undefined).length !== 1;
+         return new Int8Array$2(new ArrayBuffer$2(2), 1, undefined).length !== 1;
        });
 
-       var toPositiveInteger = function (it) {
-         var result = toInteger(it);
-         if (result < 0) throw RangeError("The argument can't be less than 0");
+       var isObject$h = isObject$s;
+
+       var floor$6 = Math.floor;
+
+       // `IsIntegralNumber` abstract operation
+       // https://tc39.es/ecma262/#sec-isintegralnumber
+       // eslint-disable-next-line es/no-number-isinteger -- safe
+       var isIntegralNumber$1 = Number.isInteger || function isInteger(it) {
+         return !isObject$h(it) && isFinite(it) && floor$6(it) === it;
+       };
+
+       var global$x = global$1m;
+       var toIntegerOrInfinity$5 = toIntegerOrInfinity$b;
+
+       var RangeError$9 = global$x.RangeError;
+
+       var toPositiveInteger$1 = function (it) {
+         var result = toIntegerOrInfinity$5(it);
+         if (result < 0) throw RangeError$9("The argument can't be less than 0");
          return result;
        };
 
-       var toOffset = function (it, BYTES) {
+       var global$w = global$1m;
+       var toPositiveInteger = toPositiveInteger$1;
+
+       var RangeError$8 = global$w.RangeError;
+
+       var toOffset$2 = function (it, BYTES) {
          var offset = toPositiveInteger(it);
-         if (offset % BYTES) throw RangeError('Wrong offset');
+         if (offset % BYTES) throw RangeError$8('Wrong offset');
          return offset;
        };
 
-       var aTypedArrayConstructor$1 = arrayBufferViewCore.aTypedArrayConstructor;
+       var bind$9 = functionBindContext;
+       var call$d = functionCall;
+       var aConstructor$1 = aConstructor$3;
+       var toObject$d = toObject$j;
+       var lengthOfArrayLike$b = lengthOfArrayLike$g;
+       var getIterator$2 = getIterator$4;
+       var getIteratorMethod$2 = getIteratorMethod$5;
+       var isArrayIteratorMethod$1 = isArrayIteratorMethod$3;
+       var aTypedArrayConstructor$2 = arrayBufferViewCore.aTypedArrayConstructor;
 
-       var typedArrayFrom = function from(source /* , mapfn, thisArg */) {
-         var O = toObject(source);
+       var typedArrayFrom$2 = function from(source /* , mapfn, thisArg */) {
+         var C = aConstructor$1(this);
+         var O = toObject$d(source);
          var argumentsLength = arguments.length;
          var mapfn = argumentsLength > 1 ? arguments[1] : undefined;
          var mapping = mapfn !== undefined;
-         var iteratorMethod = getIteratorMethod(O);
+         var iteratorMethod = getIteratorMethod$2(O);
          var i, length, result, step, iterator, next;
-         if (iteratorMethod != undefined && !isArrayIteratorMethod(iteratorMethod)) {
-           iterator = iteratorMethod.call(O);
+         if (iteratorMethod && !isArrayIteratorMethod$1(iteratorMethod)) {
+           iterator = getIterator$2(O, iteratorMethod);
            next = iterator.next;
            O = [];
-           while (!(step = next.call(iterator)).done) {
+           while (!(step = call$d(next, iterator)).done) {
              O.push(step.value);
            }
          }
          if (mapping && argumentsLength > 2) {
-           mapfn = functionBindContext(mapfn, arguments[2], 2);
+           mapfn = bind$9(mapfn, arguments[2]);
          }
-         length = toLength(O.length);
-         result = new (aTypedArrayConstructor$1(this))(length);
+         length = lengthOfArrayLike$b(O);
+         result = new (aTypedArrayConstructor$2(C))(length);
          for (i = 0; length > i; i++) {
            result[i] = mapping ? mapfn(O[i], i) : O[i];
          }
          return result;
        };
 
+       var isCallable$6 = isCallable$r;
+       var isObject$g = isObject$s;
+       var setPrototypeOf$2 = objectSetPrototypeOf;
+
        // makes subclassing work correct for wrapped built-ins
-       var inheritIfRequired = function ($this, dummy, Wrapper) {
+       var inheritIfRequired$4 = function ($this, dummy, Wrapper) {
          var NewTarget, NewTargetPrototype;
          if (
            // it can work only with native `setPrototypeOf`
-           objectSetPrototypeOf &&
+           setPrototypeOf$2 &&
            // we haven't completely correct pre-ES6 way for getting `new.target`, so use this
-           typeof (NewTarget = dummy.constructor) == 'function' &&
+           isCallable$6(NewTarget = dummy.constructor) &&
            NewTarget !== Wrapper &&
-           isObject(NewTargetPrototype = NewTarget.prototype) &&
+           isObject$g(NewTargetPrototype = NewTarget.prototype) &&
            NewTargetPrototype !== Wrapper.prototype
-         ) objectSetPrototypeOf($this, NewTargetPrototype);
+         ) setPrototypeOf$2($this, NewTargetPrototype);
          return $this;
        };
 
-       var typedArrayConstructor = createCommonjsModule(function (module) {
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-       var getOwnPropertyNames = objectGetOwnPropertyNames.f;
-
-       var forEach = arrayIteration.forEach;
-
-
-
-
-
-
-       var getInternalState = internalState.get;
-       var setInternalState = internalState.set;
-       var nativeDefineProperty = objectDefineProperty.f;
-       var nativeGetOwnPropertyDescriptor = objectGetOwnPropertyDescriptor.f;
+       var $$_ = _export;
+       var global$v = global$1m;
+       var call$c = functionCall;
+       var DESCRIPTORS$c = descriptors;
+       var TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS$1 = typedArrayConstructorsRequireWrappers;
+       var ArrayBufferViewCore$n = arrayBufferViewCore;
+       var ArrayBufferModule = arrayBuffer;
+       var anInstance$4 = anInstance$7;
+       var createPropertyDescriptor$2 = createPropertyDescriptor$7;
+       var createNonEnumerableProperty$2 = createNonEnumerableProperty$b;
+       var isIntegralNumber = isIntegralNumber$1;
+       var toLength$7 = toLength$c;
+       var toIndex = toIndex$2;
+       var toOffset$1 = toOffset$2;
+       var toPropertyKey$1 = toPropertyKey$5;
+       var hasOwn$7 = hasOwnProperty_1;
+       var classof$4 = classof$d;
+       var isObject$f = isObject$s;
+       var isSymbol$2 = isSymbol$6;
+       var create$7 = objectCreate;
+       var isPrototypeOf$3 = objectIsPrototypeOf;
+       var setPrototypeOf$1 = objectSetPrototypeOf;
+       var getOwnPropertyNames$2 = objectGetOwnPropertyNames.f;
+       var typedArrayFrom$1 = typedArrayFrom$2;
+       var forEach$1 = arrayIteration.forEach;
+       var setSpecies$2 = setSpecies$5;
+       var definePropertyModule$1 = objectDefineProperty;
+       var getOwnPropertyDescriptorModule$1 = objectGetOwnPropertyDescriptor;
+       var InternalStateModule$3 = internalState;
+       var inheritIfRequired$3 = inheritIfRequired$4;
+
+       var getInternalState = InternalStateModule$3.get;
+       var setInternalState$3 = InternalStateModule$3.set;
+       var nativeDefineProperty = definePropertyModule$1.f;
+       var nativeGetOwnPropertyDescriptor$1 = getOwnPropertyDescriptorModule$1.f;
        var round = Math.round;
-       var RangeError = global_1.RangeError;
-       var ArrayBuffer = arrayBuffer.ArrayBuffer;
-       var DataView = arrayBuffer.DataView;
-       var NATIVE_ARRAY_BUFFER_VIEWS = arrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;
-       var TYPED_ARRAY_TAG = arrayBufferViewCore.TYPED_ARRAY_TAG;
-       var TypedArray = arrayBufferViewCore.TypedArray;
-       var TypedArrayPrototype = arrayBufferViewCore.TypedArrayPrototype;
-       var aTypedArrayConstructor = arrayBufferViewCore.aTypedArrayConstructor;
-       var isTypedArray = arrayBufferViewCore.isTypedArray;
+       var RangeError$7 = global$v.RangeError;
+       var ArrayBuffer$1 = ArrayBufferModule.ArrayBuffer;
+       var ArrayBufferPrototype = ArrayBuffer$1.prototype;
+       var DataView$1 = ArrayBufferModule.DataView;
+       var NATIVE_ARRAY_BUFFER_VIEWS = ArrayBufferViewCore$n.NATIVE_ARRAY_BUFFER_VIEWS;
+       var TYPED_ARRAY_CONSTRUCTOR$1 = ArrayBufferViewCore$n.TYPED_ARRAY_CONSTRUCTOR;
+       var TYPED_ARRAY_TAG = ArrayBufferViewCore$n.TYPED_ARRAY_TAG;
+       var TypedArray = ArrayBufferViewCore$n.TypedArray;
+       var TypedArrayPrototype = ArrayBufferViewCore$n.TypedArrayPrototype;
+       var aTypedArrayConstructor$1 = ArrayBufferViewCore$n.aTypedArrayConstructor;
+       var isTypedArray = ArrayBufferViewCore$n.isTypedArray;
        var BYTES_PER_ELEMENT = 'BYTES_PER_ELEMENT';
        var WRONG_LENGTH = 'Wrong length';
 
        var fromList = function (C, list) {
+         aTypedArrayConstructor$1(C);
          var index = 0;
          var length = list.length;
-         var result = new (aTypedArrayConstructor(C))(length);
+         var result = new C(length);
          while (length > index) result[index] = list[index++];
          return result;
        };
 
        var isArrayBuffer = function (it) {
          var klass;
-         return it instanceof ArrayBuffer || (klass = classof(it)) == 'ArrayBuffer' || klass == 'SharedArrayBuffer';
+         return isPrototypeOf$3(ArrayBufferPrototype, it) || (klass = classof$4(it)) == 'ArrayBuffer' || klass == 'SharedArrayBuffer';
        };
 
        var isTypedArrayIndex = function (target, key) {
          return isTypedArray(target)
-           && typeof key != 'symbol'
+           && !isSymbol$2(key)
            && key in target
-           && String(+key) == String(key);
+           && isIntegralNumber(+key)
+           && key >= 0;
        };
 
        var wrappedGetOwnPropertyDescriptor = function getOwnPropertyDescriptor(target, key) {
-         return isTypedArrayIndex(target, key = toPrimitive(key, true))
-           ? createPropertyDescriptor(2, target[key])
-           : nativeGetOwnPropertyDescriptor(target, key);
+         key = toPropertyKey$1(key);
+         return isTypedArrayIndex(target, key)
+           ? createPropertyDescriptor$2(2, target[key])
+           : nativeGetOwnPropertyDescriptor$1(target, key);
        };
 
        var wrappedDefineProperty = function defineProperty(target, key, descriptor) {
-         if (isTypedArrayIndex(target, key = toPrimitive(key, true))
-           && isObject(descriptor)
-           && has(descriptor, 'value')
-           && !has(descriptor, 'get')
-           && !has(descriptor, 'set')
+         key = toPropertyKey$1(key);
+         if (isTypedArrayIndex(target, key)
+           && isObject$f(descriptor)
+           && hasOwn$7(descriptor, 'value')
+           && !hasOwn$7(descriptor, 'get')
+           && !hasOwn$7(descriptor, 'set')
            // TODO: add validation descriptor w/o calling accessors
            && !descriptor.configurable
-           && (!has(descriptor, 'writable') || descriptor.writable)
-           && (!has(descriptor, 'enumerable') || descriptor.enumerable)
+           && (!hasOwn$7(descriptor, 'writable') || descriptor.writable)
+           && (!hasOwn$7(descriptor, 'enumerable') || descriptor.enumerable)
          ) {
            target[key] = descriptor.value;
            return target;
          } return nativeDefineProperty(target, key, descriptor);
        };
 
-       if (descriptors) {
+       if (DESCRIPTORS$c) {
          if (!NATIVE_ARRAY_BUFFER_VIEWS) {
-           objectGetOwnPropertyDescriptor.f = wrappedGetOwnPropertyDescriptor;
-           objectDefineProperty.f = wrappedDefineProperty;
+           getOwnPropertyDescriptorModule$1.f = wrappedGetOwnPropertyDescriptor;
+           definePropertyModule$1.f = wrappedDefineProperty;
            addGetter(TypedArrayPrototype, 'buffer');
            addGetter(TypedArrayPrototype, 'byteOffset');
            addGetter(TypedArrayPrototype, 'byteLength');
            addGetter(TypedArrayPrototype, 'length');
          }
 
-         _export({ target: 'Object', stat: true, forced: !NATIVE_ARRAY_BUFFER_VIEWS }, {
+         $$_({ target: 'Object', stat: true, forced: !NATIVE_ARRAY_BUFFER_VIEWS }, {
            getOwnPropertyDescriptor: wrappedGetOwnPropertyDescriptor,
            defineProperty: wrappedDefineProperty
          });
 
-         module.exports = function (TYPE, wrapper, CLAMPED) {
+         typedArrayConstructor.exports = function (TYPE, wrapper, CLAMPED) {
            var BYTES = TYPE.match(/\d+$/)[0] / 8;
            var CONSTRUCTOR_NAME = TYPE + (CLAMPED ? 'Clamped' : '') + 'Array';
            var GETTER = 'get' + TYPE;
            var SETTER = 'set' + TYPE;
-           var NativeTypedArrayConstructor = global_1[CONSTRUCTOR_NAME];
+           var NativeTypedArrayConstructor = global$v[CONSTRUCTOR_NAME];
            var TypedArrayConstructor = NativeTypedArrayConstructor;
            var TypedArrayConstructorPrototype = TypedArrayConstructor && TypedArrayConstructor.prototype;
            var exported = {};
 
            if (!NATIVE_ARRAY_BUFFER_VIEWS) {
              TypedArrayConstructor = wrapper(function (that, data, offset, $length) {
-               anInstance(that, TypedArrayConstructor, CONSTRUCTOR_NAME);
+               anInstance$4(that, TypedArrayConstructorPrototype);
                var index = 0;
                var byteOffset = 0;
                var buffer, byteLength, length;
-               if (!isObject(data)) {
+               if (!isObject$f(data)) {
                  length = toIndex(data);
                  byteLength = length * BYTES;
-                 buffer = new ArrayBuffer(byteLength);
+                 buffer = new ArrayBuffer$1(byteLength);
                } else if (isArrayBuffer(data)) {
                  buffer = data;
-                 byteOffset = toOffset(offset, BYTES);
+                 byteOffset = toOffset$1(offset, BYTES);
                  var $len = data.byteLength;
                  if ($length === undefined) {
-                   if ($len % BYTES) throw RangeError(WRONG_LENGTH);
+                   if ($len % BYTES) throw RangeError$7(WRONG_LENGTH);
                    byteLength = $len - byteOffset;
-                   if (byteLength < 0) throw RangeError(WRONG_LENGTH);
+                   if (byteLength < 0) throw RangeError$7(WRONG_LENGTH);
                  } else {
-                   byteLength = toLength($length) * BYTES;
-                   if (byteLength + byteOffset > $len) throw RangeError(WRONG_LENGTH);
+                   byteLength = toLength$7($length) * BYTES;
+                   if (byteLength + byteOffset > $len) throw RangeError$7(WRONG_LENGTH);
                  }
                  length = byteLength / BYTES;
                } else if (isTypedArray(data)) {
                  return fromList(TypedArrayConstructor, data);
                } else {
-                 return typedArrayFrom.call(TypedArrayConstructor, data);
+                 return call$c(typedArrayFrom$1, TypedArrayConstructor, data);
                }
-               setInternalState(that, {
+               setInternalState$3(that, {
                  buffer: buffer,
                  byteOffset: byteOffset,
                  byteLength: byteLength,
                  length: length,
-                 view: new DataView(buffer)
+                 view: new DataView$1(buffer)
                });
                while (index < length) addElement(that, index++);
              });
 
-             if (objectSetPrototypeOf) objectSetPrototypeOf(TypedArrayConstructor, TypedArray);
-             TypedArrayConstructorPrototype = TypedArrayConstructor.prototype = objectCreate(TypedArrayPrototype);
-           } else if (typedArrayConstructorsRequireWrappers) {
+             if (setPrototypeOf$1) setPrototypeOf$1(TypedArrayConstructor, TypedArray);
+             TypedArrayConstructorPrototype = TypedArrayConstructor.prototype = create$7(TypedArrayPrototype);
+           } else if (TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS$1) {
              TypedArrayConstructor = wrapper(function (dummy, data, typedArrayOffset, $length) {
-               anInstance(dummy, TypedArrayConstructor, CONSTRUCTOR_NAME);
-               return inheritIfRequired(function () {
-                 if (!isObject(data)) return new NativeTypedArrayConstructor(toIndex(data));
+               anInstance$4(dummy, TypedArrayConstructorPrototype);
+               return inheritIfRequired$3(function () {
+                 if (!isObject$f(data)) return new NativeTypedArrayConstructor(toIndex(data));
                  if (isArrayBuffer(data)) return $length !== undefined
-                   ? new NativeTypedArrayConstructor(data, toOffset(typedArrayOffset, BYTES), $length)
+                   ? new NativeTypedArrayConstructor(data, toOffset$1(typedArrayOffset, BYTES), $length)
                    : typedArrayOffset !== undefined
-                     ? new NativeTypedArrayConstructor(data, toOffset(typedArrayOffset, BYTES))
+                     ? new NativeTypedArrayConstructor(data, toOffset$1(typedArrayOffset, BYTES))
                      : new NativeTypedArrayConstructor(data);
                  if (isTypedArray(data)) return fromList(TypedArrayConstructor, data);
-                 return typedArrayFrom.call(TypedArrayConstructor, data);
+                 return call$c(typedArrayFrom$1, TypedArrayConstructor, data);
                }(), dummy, TypedArrayConstructor);
              });
 
-             if (objectSetPrototypeOf) objectSetPrototypeOf(TypedArrayConstructor, TypedArray);
-             forEach(getOwnPropertyNames(NativeTypedArrayConstructor), function (key) {
+             if (setPrototypeOf$1) setPrototypeOf$1(TypedArrayConstructor, TypedArray);
+             forEach$1(getOwnPropertyNames$2(NativeTypedArrayConstructor), function (key) {
                if (!(key in TypedArrayConstructor)) {
-                 createNonEnumerableProperty(TypedArrayConstructor, key, NativeTypedArrayConstructor[key]);
+                 createNonEnumerableProperty$2(TypedArrayConstructor, key, NativeTypedArrayConstructor[key]);
                }
              });
              TypedArrayConstructor.prototype = TypedArrayConstructorPrototype;
            }
 
            if (TypedArrayConstructorPrototype.constructor !== TypedArrayConstructor) {
-             createNonEnumerableProperty(TypedArrayConstructorPrototype, 'constructor', TypedArrayConstructor);
+             createNonEnumerableProperty$2(TypedArrayConstructorPrototype, 'constructor', TypedArrayConstructor);
            }
 
+           createNonEnumerableProperty$2(TypedArrayConstructorPrototype, TYPED_ARRAY_CONSTRUCTOR$1, TypedArrayConstructor);
+
            if (TYPED_ARRAY_TAG) {
-             createNonEnumerableProperty(TypedArrayConstructorPrototype, TYPED_ARRAY_TAG, CONSTRUCTOR_NAME);
+             createNonEnumerableProperty$2(TypedArrayConstructorPrototype, TYPED_ARRAY_TAG, CONSTRUCTOR_NAME);
            }
 
            exported[CONSTRUCTOR_NAME] = TypedArrayConstructor;
 
-           _export({
+           $$_({
              global: true, forced: TypedArrayConstructor != NativeTypedArrayConstructor, sham: !NATIVE_ARRAY_BUFFER_VIEWS
            }, exported);
 
            if (!(BYTES_PER_ELEMENT in TypedArrayConstructor)) {
-             createNonEnumerableProperty(TypedArrayConstructor, BYTES_PER_ELEMENT, BYTES);
+             createNonEnumerableProperty$2(TypedArrayConstructor, BYTES_PER_ELEMENT, BYTES);
            }
 
            if (!(BYTES_PER_ELEMENT in TypedArrayConstructorPrototype)) {
-             createNonEnumerableProperty(TypedArrayConstructorPrototype, BYTES_PER_ELEMENT, BYTES);
+             createNonEnumerableProperty$2(TypedArrayConstructorPrototype, BYTES_PER_ELEMENT, BYTES);
            }
 
-           setSpecies(CONSTRUCTOR_NAME);
+           setSpecies$2(CONSTRUCTOR_NAME);
          };
-       } else module.exports = function () { /* empty */ };
-       });
+       } else typedArrayConstructor.exports = function () { /* empty */ };
+
+       var createTypedArrayConstructor$1 = typedArrayConstructor.exports;
 
        // `Uint8Array` constructor
        // https://tc39.es/ecma262/#sec-typedarray-objects
-       typedArrayConstructor('Uint8', function (init) {
+       createTypedArrayConstructor$1('Uint8', function (init) {
          return function Uint8Array(data, byteOffset, length) {
            return init(this, data, byteOffset, length);
          };
        });
 
-       var min$2 = Math.min;
+       var toObject$c = toObject$j;
+       var toAbsoluteIndex$4 = toAbsoluteIndex$8;
+       var lengthOfArrayLike$a = lengthOfArrayLike$g;
+
+       var min$7 = Math.min;
 
        // `Array.prototype.copyWithin` method implementation
        // https://tc39.es/ecma262/#sec-array.prototype.copywithin
+       // eslint-disable-next-line es/no-array-prototype-copywithin -- safe
        var arrayCopyWithin = [].copyWithin || function copyWithin(target /* = 0 */, start /* = 0, end = @length */) {
-         var O = toObject(this);
-         var len = toLength(O.length);
-         var to = toAbsoluteIndex(target, len);
-         var from = toAbsoluteIndex(start, len);
+         var O = toObject$c(this);
+         var len = lengthOfArrayLike$a(O);
+         var to = toAbsoluteIndex$4(target, len);
+         var from = toAbsoluteIndex$4(start, len);
          var end = arguments.length > 2 ? arguments[2] : undefined;
-         var count = min$2((end === undefined ? len : toAbsoluteIndex(end, len)) - from, len - to);
+         var count = min$7((end === undefined ? len : toAbsoluteIndex$4(end, len)) - from, len - to);
          var inc = 1;
          if (from < to && to < from + count) {
            inc = -1;
          } return O;
        };
 
-       var aTypedArray$1 = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$1 = arrayBufferViewCore.exportTypedArrayMethod;
+       var uncurryThis$A = functionUncurryThis;
+       var ArrayBufferViewCore$m = arrayBufferViewCore;
+       var $ArrayCopyWithin = arrayCopyWithin;
+
+       var u$ArrayCopyWithin = uncurryThis$A($ArrayCopyWithin);
+       var aTypedArray$l = ArrayBufferViewCore$m.aTypedArray;
+       var exportTypedArrayMethod$m = ArrayBufferViewCore$m.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.copyWithin` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.copywithin
-       exportTypedArrayMethod$1('copyWithin', function copyWithin(target, start /* , end */) {
-         return arrayCopyWithin.call(aTypedArray$1(this), target, start, arguments.length > 2 ? arguments[2] : undefined);
+       exportTypedArrayMethod$m('copyWithin', function copyWithin(target, start /* , end */) {
+         return u$ArrayCopyWithin(aTypedArray$l(this), target, start, arguments.length > 2 ? arguments[2] : undefined);
        });
 
-       var $every = arrayIteration.every;
+       var ArrayBufferViewCore$l = arrayBufferViewCore;
+       var $every$1 = arrayIteration.every;
 
-       var aTypedArray$2 = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$2 = arrayBufferViewCore.exportTypedArrayMethod;
+       var aTypedArray$k = ArrayBufferViewCore$l.aTypedArray;
+       var exportTypedArrayMethod$l = ArrayBufferViewCore$l.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.every` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.every
-       exportTypedArrayMethod$2('every', function every(callbackfn /* , thisArg */) {
-         return $every(aTypedArray$2(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+       exportTypedArrayMethod$l('every', function every(callbackfn /* , thisArg */) {
+         return $every$1(aTypedArray$k(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
        });
 
-       var aTypedArray$3 = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$3 = arrayBufferViewCore.exportTypedArrayMethod;
+       var ArrayBufferViewCore$k = arrayBufferViewCore;
+       var call$b = functionCall;
+       var $fill = arrayFill$1;
+
+       var aTypedArray$j = ArrayBufferViewCore$k.aTypedArray;
+       var exportTypedArrayMethod$k = ArrayBufferViewCore$k.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.fill` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.fill
-       // eslint-disable-next-line no-unused-vars -- required for `.length`
-       exportTypedArrayMethod$3('fill', function fill(value /* , start, end */) {
-         return arrayFill.apply(aTypedArray$3(this), arguments);
+       exportTypedArrayMethod$k('fill', function fill(value /* , start, end */) {
+         var length = arguments.length;
+         return call$b(
+           $fill,
+           aTypedArray$j(this),
+           value,
+           length > 1 ? arguments[1] : undefined,
+           length > 2 ? arguments[2] : undefined
+         );
        });
 
-       var aTypedArrayConstructor$2 = arrayBufferViewCore.aTypedArrayConstructor;
-
-
-       var typedArrayFromSpeciesAndList = function (instance, list) {
-         var C = speciesConstructor(instance, instance.constructor);
+       var arrayFromConstructorAndList$1 = function (Constructor, list) {
          var index = 0;
          var length = list.length;
-         var result = new (aTypedArrayConstructor$2(C))(length);
+         var result = new Constructor(length);
          while (length > index) result[index] = list[index++];
          return result;
        };
 
-       var $filter = arrayIteration.filter;
+       var ArrayBufferViewCore$j = arrayBufferViewCore;
+       var speciesConstructor$2 = speciesConstructor$5;
+
+       var TYPED_ARRAY_CONSTRUCTOR = ArrayBufferViewCore$j.TYPED_ARRAY_CONSTRUCTOR;
+       var aTypedArrayConstructor = ArrayBufferViewCore$j.aTypedArrayConstructor;
 
+       // a part of `TypedArraySpeciesCreate` abstract operation
+       // https://tc39.es/ecma262/#typedarray-species-create
+       var typedArraySpeciesConstructor$4 = function (originalArray) {
+         return aTypedArrayConstructor(speciesConstructor$2(originalArray, originalArray[TYPED_ARRAY_CONSTRUCTOR]));
+       };
 
-       var aTypedArray$4 = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$4 = arrayBufferViewCore.exportTypedArrayMethod;
+       var arrayFromConstructorAndList = arrayFromConstructorAndList$1;
+       var typedArraySpeciesConstructor$3 = typedArraySpeciesConstructor$4;
+
+       var typedArrayFromSpeciesAndList = function (instance, list) {
+         return arrayFromConstructorAndList(typedArraySpeciesConstructor$3(instance), list);
+       };
+
+       var ArrayBufferViewCore$i = arrayBufferViewCore;
+       var $filter$1 = arrayIteration.filter;
+       var fromSpeciesAndList = typedArrayFromSpeciesAndList;
+
+       var aTypedArray$i = ArrayBufferViewCore$i.aTypedArray;
+       var exportTypedArrayMethod$j = ArrayBufferViewCore$i.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.filter` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.filter
-       exportTypedArrayMethod$4('filter', function filter(callbackfn /* , thisArg */) {
-         var list = $filter(aTypedArray$4(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
-         return typedArrayFromSpeciesAndList(this, list);
+       exportTypedArrayMethod$j('filter', function filter(callbackfn /* , thisArg */) {
+         var list = $filter$1(aTypedArray$i(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+         return fromSpeciesAndList(this, list);
        });
 
-       var $find = arrayIteration.find;
+       var ArrayBufferViewCore$h = arrayBufferViewCore;
+       var $find$1 = arrayIteration.find;
 
-       var aTypedArray$5 = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$5 = arrayBufferViewCore.exportTypedArrayMethod;
+       var aTypedArray$h = ArrayBufferViewCore$h.aTypedArray;
+       var exportTypedArrayMethod$i = ArrayBufferViewCore$h.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.find` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.find
-       exportTypedArrayMethod$5('find', function find(predicate /* , thisArg */) {
-         return $find(aTypedArray$5(this), predicate, arguments.length > 1 ? arguments[1] : undefined);
+       exportTypedArrayMethod$i('find', function find(predicate /* , thisArg */) {
+         return $find$1(aTypedArray$h(this), predicate, arguments.length > 1 ? arguments[1] : undefined);
        });
 
-       var $findIndex = arrayIteration.findIndex;
+       var ArrayBufferViewCore$g = arrayBufferViewCore;
+       var $findIndex$1 = arrayIteration.findIndex;
 
-       var aTypedArray$6 = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$6 = arrayBufferViewCore.exportTypedArrayMethod;
+       var aTypedArray$g = ArrayBufferViewCore$g.aTypedArray;
+       var exportTypedArrayMethod$h = ArrayBufferViewCore$g.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.findIndex` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.findindex
-       exportTypedArrayMethod$6('findIndex', function findIndex(predicate /* , thisArg */) {
-         return $findIndex(aTypedArray$6(this), predicate, arguments.length > 1 ? arguments[1] : undefined);
+       exportTypedArrayMethod$h('findIndex', function findIndex(predicate /* , thisArg */) {
+         return $findIndex$1(aTypedArray$g(this), predicate, arguments.length > 1 ? arguments[1] : undefined);
        });
 
-       var $forEach$2 = arrayIteration.forEach;
+       var ArrayBufferViewCore$f = arrayBufferViewCore;
+       var $forEach = arrayIteration.forEach;
 
-       var aTypedArray$7 = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$7 = arrayBufferViewCore.exportTypedArrayMethod;
+       var aTypedArray$f = ArrayBufferViewCore$f.aTypedArray;
+       var exportTypedArrayMethod$g = ArrayBufferViewCore$f.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.forEach` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.foreach
-       exportTypedArrayMethod$7('forEach', function forEach(callbackfn /* , thisArg */) {
-         $forEach$2(aTypedArray$7(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+       exportTypedArrayMethod$g('forEach', function forEach(callbackfn /* , thisArg */) {
+         $forEach(aTypedArray$f(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
        });
 
-       var $includes = arrayIncludes.includes;
+       var ArrayBufferViewCore$e = arrayBufferViewCore;
+       var $includes$1 = arrayIncludes.includes;
 
-       var aTypedArray$8 = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$8 = arrayBufferViewCore.exportTypedArrayMethod;
+       var aTypedArray$e = ArrayBufferViewCore$e.aTypedArray;
+       var exportTypedArrayMethod$f = ArrayBufferViewCore$e.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.includes` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.includes
-       exportTypedArrayMethod$8('includes', function includes(searchElement /* , fromIndex */) {
-         return $includes(aTypedArray$8(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);
+       exportTypedArrayMethod$f('includes', function includes(searchElement /* , fromIndex */) {
+         return $includes$1(aTypedArray$e(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);
        });
 
-       var $indexOf$1 = arrayIncludes.indexOf;
+       var ArrayBufferViewCore$d = arrayBufferViewCore;
+       var $indexOf = arrayIncludes.indexOf;
 
-       var aTypedArray$9 = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$9 = arrayBufferViewCore.exportTypedArrayMethod;
+       var aTypedArray$d = ArrayBufferViewCore$d.aTypedArray;
+       var exportTypedArrayMethod$e = ArrayBufferViewCore$d.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.indexOf` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.indexof
-       exportTypedArrayMethod$9('indexOf', function indexOf(searchElement /* , fromIndex */) {
-         return $indexOf$1(aTypedArray$9(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);
+       exportTypedArrayMethod$e('indexOf', function indexOf(searchElement /* , fromIndex */) {
+         return $indexOf(aTypedArray$d(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);
        });
 
-       var ITERATOR$6 = wellKnownSymbol('iterator');
-       var Uint8Array$1 = global_1.Uint8Array;
-       var arrayValues = es_array_iterator.values;
-       var arrayKeys = es_array_iterator.keys;
-       var arrayEntries = es_array_iterator.entries;
-       var aTypedArray$a = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$a = arrayBufferViewCore.exportTypedArrayMethod;
-       var nativeTypedArrayIterator = Uint8Array$1 && Uint8Array$1.prototype[ITERATOR$6];
+       var global$u = global$1m;
+       var uncurryThis$z = functionUncurryThis;
+       var PROPER_FUNCTION_NAME$2 = functionName.PROPER;
+       var ArrayBufferViewCore$c = arrayBufferViewCore;
+       var ArrayIterators = es_array_iterator;
+       var wellKnownSymbol$9 = wellKnownSymbol$t;
+
+       var ITERATOR$4 = wellKnownSymbol$9('iterator');
+       var Uint8Array$2 = global$u.Uint8Array;
+       var arrayValues = uncurryThis$z(ArrayIterators.values);
+       var arrayKeys = uncurryThis$z(ArrayIterators.keys);
+       var arrayEntries = uncurryThis$z(ArrayIterators.entries);
+       var aTypedArray$c = ArrayBufferViewCore$c.aTypedArray;
+       var exportTypedArrayMethod$d = ArrayBufferViewCore$c.exportTypedArrayMethod;
+       var nativeTypedArrayIterator = Uint8Array$2 && Uint8Array$2.prototype[ITERATOR$4];
 
-       var CORRECT_ITER_NAME = !!nativeTypedArrayIterator
-         && (nativeTypedArrayIterator.name == 'values' || nativeTypedArrayIterator.name == undefined);
+       var PROPER_ARRAY_VALUES_NAME = !!nativeTypedArrayIterator && nativeTypedArrayIterator.name === 'values';
 
        var typedArrayValues = function values() {
-         return arrayValues.call(aTypedArray$a(this));
+         return arrayValues(aTypedArray$c(this));
        };
 
        // `%TypedArray%.prototype.entries` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.entries
-       exportTypedArrayMethod$a('entries', function entries() {
-         return arrayEntries.call(aTypedArray$a(this));
+       exportTypedArrayMethod$d('entries', function entries() {
+         return arrayEntries(aTypedArray$c(this));
        });
        // `%TypedArray%.prototype.keys` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.keys
-       exportTypedArrayMethod$a('keys', function keys() {
-         return arrayKeys.call(aTypedArray$a(this));
+       exportTypedArrayMethod$d('keys', function keys() {
+         return arrayKeys(aTypedArray$c(this));
        });
        // `%TypedArray%.prototype.values` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.values
-       exportTypedArrayMethod$a('values', typedArrayValues, !CORRECT_ITER_NAME);
+       exportTypedArrayMethod$d('values', typedArrayValues, PROPER_FUNCTION_NAME$2 && !PROPER_ARRAY_VALUES_NAME);
        // `%TypedArray%.prototype[@@iterator]` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype-@@iterator
-       exportTypedArrayMethod$a(ITERATOR$6, typedArrayValues, !CORRECT_ITER_NAME);
+       exportTypedArrayMethod$d(ITERATOR$4, typedArrayValues, PROPER_FUNCTION_NAME$2 && !PROPER_ARRAY_VALUES_NAME);
 
-       var aTypedArray$b = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$b = arrayBufferViewCore.exportTypedArrayMethod;
-       var $join = [].join;
+       var ArrayBufferViewCore$b = arrayBufferViewCore;
+       var uncurryThis$y = functionUncurryThis;
+
+       var aTypedArray$b = ArrayBufferViewCore$b.aTypedArray;
+       var exportTypedArrayMethod$c = ArrayBufferViewCore$b.exportTypedArrayMethod;
+       var $join = uncurryThis$y([].join);
 
        // `%TypedArray%.prototype.join` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.join
-       // eslint-disable-next-line no-unused-vars -- required for `.length`
-       exportTypedArrayMethod$b('join', function join(separator) {
-         return $join.apply(aTypedArray$b(this), arguments);
+       exportTypedArrayMethod$c('join', function join(separator) {
+         return $join(aTypedArray$b(this), separator);
        });
 
-       var min$3 = Math.min;
-       var nativeLastIndexOf = [].lastIndexOf;
-       var NEGATIVE_ZERO$1 = !!nativeLastIndexOf && 1 / [1].lastIndexOf(1, -0) < 0;
-       var STRICT_METHOD$2 = arrayMethodIsStrict('lastIndexOf');
-       var FORCED$1 = NEGATIVE_ZERO$1 || !STRICT_METHOD$2;
+       /* eslint-disable es/no-array-prototype-lastindexof -- safe */
+       var apply$6 = functionApply;
+       var toIndexedObject$4 = toIndexedObject$c;
+       var toIntegerOrInfinity$4 = toIntegerOrInfinity$b;
+       var lengthOfArrayLike$9 = lengthOfArrayLike$g;
+       var arrayMethodIsStrict$6 = arrayMethodIsStrict$9;
+
+       var min$6 = Math.min;
+       var $lastIndexOf$1 = [].lastIndexOf;
+       var NEGATIVE_ZERO = !!$lastIndexOf$1 && 1 / [1].lastIndexOf(1, -0) < 0;
+       var STRICT_METHOD$6 = arrayMethodIsStrict$6('lastIndexOf');
+       var FORCED$g = NEGATIVE_ZERO || !STRICT_METHOD$6;
 
        // `Array.prototype.lastIndexOf` method implementation
        // https://tc39.es/ecma262/#sec-array.prototype.lastindexof
-       var arrayLastIndexOf = FORCED$1 ? function lastIndexOf(searchElement /* , fromIndex = @[*-1] */) {
+       var arrayLastIndexOf = FORCED$g ? function lastIndexOf(searchElement /* , fromIndex = @[*-1] */) {
          // convert -0 to +0
-         if (NEGATIVE_ZERO$1) return nativeLastIndexOf.apply(this, arguments) || 0;
-         var O = toIndexedObject(this);
-         var length = toLength(O.length);
+         if (NEGATIVE_ZERO) return apply$6($lastIndexOf$1, this, arguments) || 0;
+         var O = toIndexedObject$4(this);
+         var length = lengthOfArrayLike$9(O);
          var index = length - 1;
-         if (arguments.length > 1) index = min$3(index, toInteger(arguments[1]));
+         if (arguments.length > 1) index = min$6(index, toIntegerOrInfinity$4(arguments[1]));
          if (index < 0) index = length + index;
          for (;index >= 0; index--) if (index in O && O[index] === searchElement) return index || 0;
          return -1;
-       } : nativeLastIndexOf;
+       } : $lastIndexOf$1;
 
-       var aTypedArray$c = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$c = arrayBufferViewCore.exportTypedArrayMethod;
+       var ArrayBufferViewCore$a = arrayBufferViewCore;
+       var apply$5 = functionApply;
+       var $lastIndexOf = arrayLastIndexOf;
+
+       var aTypedArray$a = ArrayBufferViewCore$a.aTypedArray;
+       var exportTypedArrayMethod$b = ArrayBufferViewCore$a.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.lastIndexOf` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.lastindexof
-       // eslint-disable-next-line no-unused-vars -- required for `.length`
-       exportTypedArrayMethod$c('lastIndexOf', function lastIndexOf(searchElement /* , fromIndex */) {
-         return arrayLastIndexOf.apply(aTypedArray$c(this), arguments);
+       exportTypedArrayMethod$b('lastIndexOf', function lastIndexOf(searchElement /* , fromIndex */) {
+         var length = arguments.length;
+         return apply$5($lastIndexOf, aTypedArray$a(this), length > 1 ? [searchElement, arguments[1]] : [searchElement]);
        });
 
-       var $map$1 = arrayIteration.map;
-
+       var ArrayBufferViewCore$9 = arrayBufferViewCore;
+       var $map = arrayIteration.map;
+       var typedArraySpeciesConstructor$2 = typedArraySpeciesConstructor$4;
 
-       var aTypedArray$d = arrayBufferViewCore.aTypedArray;
-       var aTypedArrayConstructor$3 = arrayBufferViewCore.aTypedArrayConstructor;
-       var exportTypedArrayMethod$d = arrayBufferViewCore.exportTypedArrayMethod;
+       var aTypedArray$9 = ArrayBufferViewCore$9.aTypedArray;
+       var exportTypedArrayMethod$a = ArrayBufferViewCore$9.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.map` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.map
-       exportTypedArrayMethod$d('map', function map(mapfn /* , thisArg */) {
-         return $map$1(aTypedArray$d(this), mapfn, arguments.length > 1 ? arguments[1] : undefined, function (O, length) {
-           return new (aTypedArrayConstructor$3(speciesConstructor(O, O.constructor)))(length);
+       exportTypedArrayMethod$a('map', function map(mapfn /* , thisArg */) {
+         return $map(aTypedArray$9(this), mapfn, arguments.length > 1 ? arguments[1] : undefined, function (O, length) {
+           return new (typedArraySpeciesConstructor$2(O))(length);
          });
        });
 
+       var global$t = global$1m;
+       var aCallable$4 = aCallable$a;
+       var toObject$b = toObject$j;
+       var IndexedObject$2 = indexedObject;
+       var lengthOfArrayLike$8 = lengthOfArrayLike$g;
+
+       var TypeError$9 = global$t.TypeError;
+
        // `Array.prototype.{ reduce, reduceRight }` methods implementation
        var createMethod$3 = function (IS_RIGHT) {
          return function (that, callbackfn, argumentsLength, memo) {
-           aFunction$1(callbackfn);
-           var O = toObject(that);
-           var self = indexedObject(O);
-           var length = toLength(O.length);
+           aCallable$4(callbackfn);
+           var O = toObject$b(that);
+           var self = IndexedObject$2(O);
+           var length = lengthOfArrayLike$8(O);
            var index = IS_RIGHT ? length - 1 : 0;
            var i = IS_RIGHT ? -1 : 1;
            if (argumentsLength < 2) while (true) {
              }
              index += i;
              if (IS_RIGHT ? index < 0 : length <= index) {
-               throw TypeError('Reduce of empty array with no initial value');
+               throw TypeError$9('Reduce of empty array with no initial value');
              }
            }
            for (;IS_RIGHT ? index >= 0 : length > index; index += i) if (index in self) {
          right: createMethod$3(true)
        };
 
-       var $reduce = arrayReduce.left;
+       var ArrayBufferViewCore$8 = arrayBufferViewCore;
+       var $reduce$1 = arrayReduce.left;
 
-       var aTypedArray$e = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$e = arrayBufferViewCore.exportTypedArrayMethod;
+       var aTypedArray$8 = ArrayBufferViewCore$8.aTypedArray;
+       var exportTypedArrayMethod$9 = ArrayBufferViewCore$8.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.reduce` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.reduce
-       exportTypedArrayMethod$e('reduce', function reduce(callbackfn /* , initialValue */) {
-         return $reduce(aTypedArray$e(this), callbackfn, arguments.length, arguments.length > 1 ? arguments[1] : undefined);
+       exportTypedArrayMethod$9('reduce', function reduce(callbackfn /* , initialValue */) {
+         var length = arguments.length;
+         return $reduce$1(aTypedArray$8(this), callbackfn, length, length > 1 ? arguments[1] : undefined);
        });
 
-       var $reduceRight = arrayReduce.right;
+       var ArrayBufferViewCore$7 = arrayBufferViewCore;
+       var $reduceRight$1 = arrayReduce.right;
 
-       var aTypedArray$f = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$f = arrayBufferViewCore.exportTypedArrayMethod;
+       var aTypedArray$7 = ArrayBufferViewCore$7.aTypedArray;
+       var exportTypedArrayMethod$8 = ArrayBufferViewCore$7.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.reduceRicht` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.reduceright
-       exportTypedArrayMethod$f('reduceRight', function reduceRight(callbackfn /* , initialValue */) {
-         return $reduceRight(aTypedArray$f(this), callbackfn, arguments.length, arguments.length > 1 ? arguments[1] : undefined);
+       exportTypedArrayMethod$8('reduceRight', function reduceRight(callbackfn /* , initialValue */) {
+         var length = arguments.length;
+         return $reduceRight$1(aTypedArray$7(this), callbackfn, length, length > 1 ? arguments[1] : undefined);
        });
 
-       var aTypedArray$g = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$g = arrayBufferViewCore.exportTypedArrayMethod;
-       var floor$2 = Math.floor;
+       var ArrayBufferViewCore$6 = arrayBufferViewCore;
+
+       var aTypedArray$6 = ArrayBufferViewCore$6.aTypedArray;
+       var exportTypedArrayMethod$7 = ArrayBufferViewCore$6.exportTypedArrayMethod;
+       var floor$5 = Math.floor;
 
        // `%TypedArray%.prototype.reverse` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.reverse
-       exportTypedArrayMethod$g('reverse', function reverse() {
+       exportTypedArrayMethod$7('reverse', function reverse() {
          var that = this;
-         var length = aTypedArray$g(that).length;
-         var middle = floor$2(length / 2);
+         var length = aTypedArray$6(that).length;
+         var middle = floor$5(length / 2);
          var index = 0;
          var value;
          while (index < middle) {
          } return that;
        });
 
-       var aTypedArray$h = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$h = arrayBufferViewCore.exportTypedArrayMethod;
+       var global$s = global$1m;
+       var ArrayBufferViewCore$5 = arrayBufferViewCore;
+       var lengthOfArrayLike$7 = lengthOfArrayLike$g;
+       var toOffset = toOffset$2;
+       var toObject$a = toObject$j;
+       var fails$y = fails$S;
 
-       var FORCED$2 = fails(function () {
-         /* global Int8Array -- safe */
+       var RangeError$6 = global$s.RangeError;
+       var aTypedArray$5 = ArrayBufferViewCore$5.aTypedArray;
+       var exportTypedArrayMethod$6 = ArrayBufferViewCore$5.exportTypedArrayMethod;
+
+       var FORCED$f = fails$y(function () {
+         // eslint-disable-next-line es/no-typed-arrays -- required for testing
          new Int8Array(1).set({});
        });
 
        // `%TypedArray%.prototype.set` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.set
-       exportTypedArrayMethod$h('set', function set(arrayLike /* , offset */) {
-         aTypedArray$h(this);
+       exportTypedArrayMethod$6('set', function set(arrayLike /* , offset */) {
+         aTypedArray$5(this);
          var offset = toOffset(arguments.length > 1 ? arguments[1] : undefined, 1);
          var length = this.length;
-         var src = toObject(arrayLike);
-         var len = toLength(src.length);
+         var src = toObject$a(arrayLike);
+         var len = lengthOfArrayLike$7(src);
          var index = 0;
-         if (len + offset > length) throw RangeError('Wrong length');
+         if (len + offset > length) throw RangeError$6('Wrong length');
          while (index < len) this[offset + index] = src[index++];
-       }, FORCED$2);
+       }, FORCED$f);
+
+       var ArrayBufferViewCore$4 = arrayBufferViewCore;
+       var typedArraySpeciesConstructor$1 = typedArraySpeciesConstructor$4;
+       var fails$x = fails$S;
+       var arraySlice$7 = arraySlice$c;
 
-       var aTypedArray$i = arrayBufferViewCore.aTypedArray;
-       var aTypedArrayConstructor$4 = arrayBufferViewCore.aTypedArrayConstructor;
-       var exportTypedArrayMethod$i = arrayBufferViewCore.exportTypedArrayMethod;
-       var $slice = [].slice;
+       var aTypedArray$4 = ArrayBufferViewCore$4.aTypedArray;
+       var exportTypedArrayMethod$5 = ArrayBufferViewCore$4.exportTypedArrayMethod;
 
-       var FORCED$3 = fails(function () {
-         /* global Int8Array -- safe */
+       var FORCED$e = fails$x(function () {
+         // eslint-disable-next-line es/no-typed-arrays -- required for testing
          new Int8Array(1).slice();
        });
 
        // `%TypedArray%.prototype.slice` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.slice
-       exportTypedArrayMethod$i('slice', function slice(start, end) {
-         var list = $slice.call(aTypedArray$i(this), start, end);
-         var C = speciesConstructor(this, this.constructor);
+       exportTypedArrayMethod$5('slice', function slice(start, end) {
+         var list = arraySlice$7(aTypedArray$4(this), start, end);
+         var C = typedArraySpeciesConstructor$1(this);
          var index = 0;
          var length = list.length;
-         var result = new (aTypedArrayConstructor$4(C))(length);
+         var result = new C(length);
          while (length > index) result[index] = list[index++];
          return result;
-       }, FORCED$3);
+       }, FORCED$e);
 
-       var $some = arrayIteration.some;
+       var ArrayBufferViewCore$3 = arrayBufferViewCore;
+       var $some$1 = arrayIteration.some;
 
-       var aTypedArray$j = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$j = arrayBufferViewCore.exportTypedArrayMethod;
+       var aTypedArray$3 = ArrayBufferViewCore$3.aTypedArray;
+       var exportTypedArrayMethod$4 = ArrayBufferViewCore$3.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.some` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.some
-       exportTypedArrayMethod$j('some', function some(callbackfn /* , thisArg */) {
-         return $some(aTypedArray$j(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+       exportTypedArrayMethod$4('some', function some(callbackfn /* , thisArg */) {
+         return $some$1(aTypedArray$3(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+       });
+
+       var arraySlice$6 = arraySlice$c;
+
+       var floor$4 = Math.floor;
+
+       var mergeSort = function (array, comparefn) {
+         var length = array.length;
+         var middle = floor$4(length / 2);
+         return length < 8 ? insertionSort(array, comparefn) : merge$5(
+           array,
+           mergeSort(arraySlice$6(array, 0, middle), comparefn),
+           mergeSort(arraySlice$6(array, middle), comparefn),
+           comparefn
+         );
+       };
+
+       var insertionSort = function (array, comparefn) {
+         var length = array.length;
+         var i = 1;
+         var element, j;
+
+         while (i < length) {
+           j = i;
+           element = array[i];
+           while (j && comparefn(array[j - 1], element) > 0) {
+             array[j] = array[--j];
+           }
+           if (j !== i++) array[j] = element;
+         } return array;
+       };
+
+       var merge$5 = function (array, left, right, comparefn) {
+         var llength = left.length;
+         var rlength = right.length;
+         var lindex = 0;
+         var rindex = 0;
+
+         while (lindex < llength || rindex < rlength) {
+           array[lindex + rindex] = (lindex < llength && rindex < rlength)
+             ? comparefn(left[lindex], right[rindex]) <= 0 ? left[lindex++] : right[rindex++]
+             : lindex < llength ? left[lindex++] : right[rindex++];
+         } return array;
+       };
+
+       var arraySort$1 = mergeSort;
+
+       var userAgent$3 = engineUserAgent;
+
+       var firefox = userAgent$3.match(/firefox\/(\d+)/i);
+
+       var engineFfVersion = !!firefox && +firefox[1];
+
+       var UA = engineUserAgent;
+
+       var engineIsIeOrEdge = /MSIE|Trident/.test(UA);
+
+       var userAgent$2 = engineUserAgent;
+
+       var webkit = userAgent$2.match(/AppleWebKit\/(\d+)\./);
+
+       var engineWebkitVersion = !!webkit && +webkit[1];
+
+       var global$r = global$1m;
+       var uncurryThis$x = functionUncurryThis;
+       var fails$w = fails$S;
+       var aCallable$3 = aCallable$a;
+       var internalSort$1 = arraySort$1;
+       var ArrayBufferViewCore$2 = arrayBufferViewCore;
+       var FF$1 = engineFfVersion;
+       var IE_OR_EDGE$1 = engineIsIeOrEdge;
+       var V8$1 = engineV8Version;
+       var WEBKIT$1 = engineWebkitVersion;
+
+       var Array$3 = global$r.Array;
+       var aTypedArray$2 = ArrayBufferViewCore$2.aTypedArray;
+       var exportTypedArrayMethod$3 = ArrayBufferViewCore$2.exportTypedArrayMethod;
+       var Uint16Array = global$r.Uint16Array;
+       var un$Sort$1 = Uint16Array && uncurryThis$x(Uint16Array.prototype.sort);
+
+       // WebKit
+       var ACCEPT_INCORRECT_ARGUMENTS = !!un$Sort$1 && !(fails$w(function () {
+         un$Sort$1(new Uint16Array(2), null);
+       }) && fails$w(function () {
+         un$Sort$1(new Uint16Array(2), {});
+       }));
+
+       var STABLE_SORT$1 = !!un$Sort$1 && !fails$w(function () {
+         // feature detection can be too slow, so check engines versions
+         if (V8$1) return V8$1 < 74;
+         if (FF$1) return FF$1 < 67;
+         if (IE_OR_EDGE$1) return true;
+         if (WEBKIT$1) return WEBKIT$1 < 602;
+
+         var array = new Uint16Array(516);
+         var expected = Array$3(516);
+         var index, mod;
+
+         for (index = 0; index < 516; index++) {
+           mod = index % 4;
+           array[index] = 515 - index;
+           expected[index] = index - 2 * mod + 3;
+         }
+
+         un$Sort$1(array, function (a, b) {
+           return (a / 4 | 0) - (b / 4 | 0);
+         });
+
+         for (index = 0; index < 516; index++) {
+           if (array[index] !== expected[index]) return true;
+         }
        });
 
-       var aTypedArray$k = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$k = arrayBufferViewCore.exportTypedArrayMethod;
-       var $sort = [].sort;
+       var getSortCompare$1 = function (comparefn) {
+         return function (x, y) {
+           if (comparefn !== undefined) return +comparefn(x, y) || 0;
+           // eslint-disable-next-line no-self-compare -- NaN check
+           if (y !== y) return -1;
+           // eslint-disable-next-line no-self-compare -- NaN check
+           if (x !== x) return 1;
+           if (x === 0 && y === 0) return 1 / x > 0 && 1 / y < 0 ? 1 : -1;
+           return x > y;
+         };
+       };
 
        // `%TypedArray%.prototype.sort` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.sort
-       exportTypedArrayMethod$k('sort', function sort(comparefn) {
-         return $sort.call(aTypedArray$k(this), comparefn);
-       });
+       exportTypedArrayMethod$3('sort', function sort(comparefn) {
+         if (comparefn !== undefined) aCallable$3(comparefn);
+         if (STABLE_SORT$1) return un$Sort$1(this, comparefn);
+
+         return internalSort$1(aTypedArray$2(this), getSortCompare$1(comparefn));
+       }, !STABLE_SORT$1 || ACCEPT_INCORRECT_ARGUMENTS);
 
-       var aTypedArray$l = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$l = arrayBufferViewCore.exportTypedArrayMethod;
+       var ArrayBufferViewCore$1 = arrayBufferViewCore;
+       var toLength$6 = toLength$c;
+       var toAbsoluteIndex$3 = toAbsoluteIndex$8;
+       var typedArraySpeciesConstructor = typedArraySpeciesConstructor$4;
+
+       var aTypedArray$1 = ArrayBufferViewCore$1.aTypedArray;
+       var exportTypedArrayMethod$2 = ArrayBufferViewCore$1.exportTypedArrayMethod;
 
        // `%TypedArray%.prototype.subarray` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.subarray
-       exportTypedArrayMethod$l('subarray', function subarray(begin, end) {
-         var O = aTypedArray$l(this);
+       exportTypedArrayMethod$2('subarray', function subarray(begin, end) {
+         var O = aTypedArray$1(this);
          var length = O.length;
-         var beginIndex = toAbsoluteIndex(begin, length);
-         return new (speciesConstructor(O, O.constructor))(
+         var beginIndex = toAbsoluteIndex$3(begin, length);
+         var C = typedArraySpeciesConstructor(O);
+         return new C(
            O.buffer,
            O.byteOffset + beginIndex * O.BYTES_PER_ELEMENT,
-           toLength((end === undefined ? length : toAbsoluteIndex(end, length)) - beginIndex)
+           toLength$6((end === undefined ? length : toAbsoluteIndex$3(end, length)) - beginIndex)
          );
        });
 
-       var Int8Array$3 = global_1.Int8Array;
-       var aTypedArray$m = arrayBufferViewCore.aTypedArray;
-       var exportTypedArrayMethod$m = arrayBufferViewCore.exportTypedArrayMethod;
+       var global$q = global$1m;
+       var apply$4 = functionApply;
+       var ArrayBufferViewCore = arrayBufferViewCore;
+       var fails$v = fails$S;
+       var arraySlice$5 = arraySlice$c;
+
+       var Int8Array$1 = global$q.Int8Array;
+       var aTypedArray = ArrayBufferViewCore.aTypedArray;
+       var exportTypedArrayMethod$1 = ArrayBufferViewCore.exportTypedArrayMethod;
        var $toLocaleString = [].toLocaleString;
-       var $slice$1 = [].slice;
 
        // iOS Safari 6.x fails here
-       var TO_LOCALE_STRING_BUG = !!Int8Array$3 && fails(function () {
-         $toLocaleString.call(new Int8Array$3(1));
+       var TO_LOCALE_STRING_BUG = !!Int8Array$1 && fails$v(function () {
+         $toLocaleString.call(new Int8Array$1(1));
        });
 
-       var FORCED$4 = fails(function () {
-         return [1, 2].toLocaleString() != new Int8Array$3([1, 2]).toLocaleString();
-       }) || !fails(function () {
-         Int8Array$3.prototype.toLocaleString.call([1, 2]);
+       var FORCED$d = fails$v(function () {
+         return [1, 2].toLocaleString() != new Int8Array$1([1, 2]).toLocaleString();
+       }) || !fails$v(function () {
+         Int8Array$1.prototype.toLocaleString.call([1, 2]);
        });
 
        // `%TypedArray%.prototype.toLocaleString` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.tolocalestring
-       exportTypedArrayMethod$m('toLocaleString', function toLocaleString() {
-         return $toLocaleString.apply(TO_LOCALE_STRING_BUG ? $slice$1.call(aTypedArray$m(this)) : aTypedArray$m(this), arguments);
-       }, FORCED$4);
-
-       var exportTypedArrayMethod$n = arrayBufferViewCore.exportTypedArrayMethod;
-
+       exportTypedArrayMethod$1('toLocaleString', function toLocaleString() {
+         return apply$4(
+           $toLocaleString,
+           TO_LOCALE_STRING_BUG ? arraySlice$5(aTypedArray(this)) : aTypedArray(this),
+           arraySlice$5(arguments)
+         );
+       }, FORCED$d);
 
+       var exportTypedArrayMethod = arrayBufferViewCore.exportTypedArrayMethod;
+       var fails$u = fails$S;
+       var global$p = global$1m;
+       var uncurryThis$w = functionUncurryThis;
 
-       var Uint8Array$2 = global_1.Uint8Array;
-       var Uint8ArrayPrototype = Uint8Array$2 && Uint8Array$2.prototype || {};
+       var Uint8Array$1 = global$p.Uint8Array;
+       var Uint8ArrayPrototype = Uint8Array$1 && Uint8Array$1.prototype || {};
        var arrayToString = [].toString;
-       var arrayJoin = [].join;
+       var join$5 = uncurryThis$w([].join);
 
-       if (fails(function () { arrayToString.call({}); })) {
+       if (fails$u(function () { arrayToString.call({}); })) {
          arrayToString = function toString() {
-           return arrayJoin.call(this);
+           return join$5(this);
          };
        }
 
 
        // `%TypedArray%.prototype.toString` method
        // https://tc39.es/ecma262/#sec-%typedarray%.prototype.tostring
-       exportTypedArrayMethod$n('toString', arrayToString, IS_NOT_ARRAY_METHOD);
+       exportTypedArrayMethod('toString', arrayToString, IS_NOT_ARRAY_METHOD);
+
+       var $$Z = _export;
+       var uncurryThis$v = functionUncurryThis;
+       var IndexedObject$1 = indexedObject;
+       var toIndexedObject$3 = toIndexedObject$c;
+       var arrayMethodIsStrict$5 = arrayMethodIsStrict$9;
 
-       var nativeJoin = [].join;
+       var un$Join = uncurryThis$v([].join);
 
-       var ES3_STRINGS = indexedObject != Object;
-       var STRICT_METHOD$3 = arrayMethodIsStrict('join', ',');
+       var ES3_STRINGS = IndexedObject$1 != Object;
+       var STRICT_METHOD$5 = arrayMethodIsStrict$5('join', ',');
 
        // `Array.prototype.join` method
        // https://tc39.es/ecma262/#sec-array.prototype.join
-       _export({ target: 'Array', proto: true, forced: ES3_STRINGS || !STRICT_METHOD$3 }, {
+       $$Z({ target: 'Array', proto: true, forced: ES3_STRINGS || !STRICT_METHOD$5 }, {
          join: function join(separator) {
-           return nativeJoin.call(toIndexedObject(this), separator === undefined ? ',' : separator);
+           return un$Join(toIndexedObject$3(this), separator === undefined ? ',' : separator);
          }
        });
 
-       var createProperty = function (object, key, value) {
-         var propertyKey = toPrimitive(key);
-         if (propertyKey in object) objectDefineProperty.f(object, propertyKey, createPropertyDescriptor(0, value));
+       var toPropertyKey = toPropertyKey$5;
+       var definePropertyModule = objectDefineProperty;
+       var createPropertyDescriptor$1 = createPropertyDescriptor$7;
+
+       var createProperty$4 = function (object, key, value) {
+         var propertyKey = toPropertyKey(key);
+         if (propertyKey in object) definePropertyModule.f(object, propertyKey, createPropertyDescriptor$1(0, value));
          else object[propertyKey] = value;
        };
 
-       var HAS_SPECIES_SUPPORT$1 = arrayMethodHasSpeciesSupport('slice');
-
-       var SPECIES$5 = wellKnownSymbol('species');
-       var nativeSlice = [].slice;
-       var max$1 = Math.max;
+       var $$Y = _export;
+       var global$o = global$1m;
+       var isArray$4 = isArray$8;
+       var isConstructor$1 = isConstructor$4;
+       var isObject$e = isObject$s;
+       var toAbsoluteIndex$2 = toAbsoluteIndex$8;
+       var lengthOfArrayLike$6 = lengthOfArrayLike$g;
+       var toIndexedObject$2 = toIndexedObject$c;
+       var createProperty$3 = createProperty$4;
+       var wellKnownSymbol$8 = wellKnownSymbol$t;
+       var arrayMethodHasSpeciesSupport$3 = arrayMethodHasSpeciesSupport$5;
+       var un$Slice = arraySlice$c;
+
+       var HAS_SPECIES_SUPPORT$2 = arrayMethodHasSpeciesSupport$3('slice');
+
+       var SPECIES$1 = wellKnownSymbol$8('species');
+       var Array$2 = global$o.Array;
+       var max$3 = Math.max;
 
        // `Array.prototype.slice` method
        // https://tc39.es/ecma262/#sec-array.prototype.slice
        // fallback for not array-like ES3 strings and DOM objects
-       _export({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT$1 }, {
+       $$Y({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT$2 }, {
          slice: function slice(start, end) {
-           var O = toIndexedObject(this);
-           var length = toLength(O.length);
-           var k = toAbsoluteIndex(start, length);
-           var fin = toAbsoluteIndex(end === undefined ? length : end, length);
+           var O = toIndexedObject$2(this);
+           var length = lengthOfArrayLike$6(O);
+           var k = toAbsoluteIndex$2(start, length);
+           var fin = toAbsoluteIndex$2(end === undefined ? length : end, length);
            // inline `ArraySpeciesCreate` for usage native `Array#slice` where it's possible
            var Constructor, result, n;
-           if (isArray(O)) {
+           if (isArray$4(O)) {
              Constructor = O.constructor;
              // cross-realm fallback
-             if (typeof Constructor == 'function' && (Constructor === Array || isArray(Constructor.prototype))) {
+             if (isConstructor$1(Constructor) && (Constructor === Array$2 || isArray$4(Constructor.prototype))) {
                Constructor = undefined;
-             } else if (isObject(Constructor)) {
-               Constructor = Constructor[SPECIES$5];
+             } else if (isObject$e(Constructor)) {
+               Constructor = Constructor[SPECIES$1];
                if (Constructor === null) Constructor = undefined;
              }
-             if (Constructor === Array || Constructor === undefined) {
-               return nativeSlice.call(O, k, fin);
+             if (Constructor === Array$2 || Constructor === undefined) {
+               return un$Slice(O, k, fin);
              }
            }
-           result = new (Constructor === undefined ? Array : Constructor)(max$1(fin - k, 0));
-           for (n = 0; k < fin; k++, n++) if (k in O) createProperty(result, n, O[k]);
+           result = new (Constructor === undefined ? Array$2 : Constructor)(max$3(fin - k, 0));
+           for (n = 0; k < fin; k++, n++) if (k in O) createProperty$3(result, n, O[k]);
            result.length = n;
            return result;
          }
        });
 
-       var ITERATOR$7 = wellKnownSymbol('iterator');
+       var fails$t = fails$S;
+       var wellKnownSymbol$7 = wellKnownSymbol$t;
+       var IS_PURE = isPure;
 
-       var nativeUrl = !fails(function () {
+       var ITERATOR$3 = wellKnownSymbol$7('iterator');
+
+       var nativeUrl = !fails$t(function () {
          var url = new URL('b?a=1&b=2&c=3', 'http://a');
          var searchParams = url.searchParams;
          var result = '';
            searchParams['delete']('b');
            result += key + value;
          });
-         return (isPure && !url.toJSON)
+         return (IS_PURE && !url.toJSON)
            || !searchParams.sort
            || url.href !== 'http://a/c%20d?a=1&c=3'
            || searchParams.get('c') !== '3'
            || String(new URLSearchParams('?a=1')) !== 'a=1'
-           || !searchParams[ITERATOR$7]
+           || !searchParams[ITERATOR$3]
            // throws in Edge
            || new URL('https://a@b').username !== 'a'
            || new URLSearchParams(new URLSearchParams('a=b')).get('a') !== 'b'
            || new URL('http://x', undefined).host !== 'x';
        });
 
-       var nativeAssign = Object.assign;
-       var defineProperty$5 = Object.defineProperty;
-
-       // `Object.assign` method
-       // https://tc39.es/ecma262/#sec-object.assign
-       var objectAssign = !nativeAssign || fails(function () {
-         // should have correct order of operations (Edge bug)
-         if (descriptors && nativeAssign({ b: 1 }, nativeAssign(defineProperty$5({}, 'a', {
-           enumerable: true,
-           get: function () {
-             defineProperty$5(this, 'b', {
-               value: 3,
-               enumerable: false
-             });
-           }
-         }), { b: 2 })).b !== 1) return true;
-         // should work with symbols and should have deterministic property order (V8 bug)
-         var A = {};
-         var B = {};
-         /* global Symbol -- required for testing */
-         var symbol = Symbol();
-         var alphabet = 'abcdefghijklmnopqrst';
-         A[symbol] = 7;
-         alphabet.split('').forEach(function (chr) { B[chr] = chr; });
-         return nativeAssign({}, A)[symbol] != 7 || objectKeys(nativeAssign({}, B)).join('') != alphabet;
-       }) ? function assign(target, source) { // eslint-disable-line no-unused-vars -- required for `.length`
-         var T = toObject(target);
-         var argumentsLength = arguments.length;
-         var index = 1;
-         var getOwnPropertySymbols = objectGetOwnPropertySymbols.f;
-         var propertyIsEnumerable = objectPropertyIsEnumerable.f;
-         while (argumentsLength > index) {
-           var S = indexedObject(arguments[index++]);
-           var keys = getOwnPropertySymbols ? objectKeys(S).concat(getOwnPropertySymbols(S)) : objectKeys(S);
-           var length = keys.length;
-           var j = 0;
-           var key;
-           while (length > j) {
-             key = keys[j++];
-             if (!descriptors || propertyIsEnumerable.call(S, key)) T[key] = S[key];
-           }
-         } return T;
-       } : nativeAssign;
-
-       // call something on iterator step with safe closing on error
-       var callWithSafeIterationClosing = function (iterator, fn, value, ENTRIES) {
-         try {
-           return ENTRIES ? fn(anObject(value)[0], value[1]) : fn(value);
-         // 7.4.6 IteratorClose(iterator, completion)
-         } catch (error) {
-           iteratorClose(iterator);
-           throw error;
-         }
-       };
-
-       // `Array.from` method implementation
-       // https://tc39.es/ecma262/#sec-array.from
-       var arrayFrom = function from(arrayLike /* , mapfn = undefined, thisArg = undefined */) {
-         var O = toObject(arrayLike);
-         var C = typeof this == 'function' ? this : Array;
-         var argumentsLength = arguments.length;
-         var mapfn = argumentsLength > 1 ? arguments[1] : undefined;
-         var mapping = mapfn !== undefined;
-         var iteratorMethod = getIteratorMethod(O);
-         var index = 0;
-         var length, result, step, iterator, next, value;
-         if (mapping) mapfn = functionBindContext(mapfn, argumentsLength > 2 ? arguments[2] : undefined, 2);
-         // if the target is not iterable or it's an array with the default iterator - use a simple case
-         if (iteratorMethod != undefined && !(C == Array && isArrayIteratorMethod(iteratorMethod))) {
-           iterator = iteratorMethod.call(O);
-           next = iterator.next;
-           result = new C();
-           for (;!(step = next.call(iterator)).done; index++) {
-             value = mapping ? callWithSafeIterationClosing(iterator, mapfn, [step.value, index], true) : step.value;
-             createProperty(result, index, value);
-           }
-         } else {
-           length = toLength(O.length);
-           result = new C(length);
-           for (;length > index; index++) {
-             value = mapping ? mapfn(O[index], index) : O[index];
-             createProperty(result, index, value);
-           }
-         }
-         result.length = index;
-         return result;
-       };
-
-       // based on https://github.com/bestiejs/punycode.js/blob/master/punycode.js
-       var maxInt = 2147483647; // aka. 0x7FFFFFFF or 2^31-1
-       var base = 36;
-       var tMin = 1;
-       var tMax = 26;
-       var skew = 38;
-       var damp = 700;
-       var initialBias = 72;
-       var initialN = 128; // 0x80
-       var delimiter = '-'; // '\x2D'
-       var regexNonASCII = /[^\0-\u007E]/; // non-ASCII chars
-       var regexSeparators = /[.\u3002\uFF0E\uFF61]/g; // RFC 3490 separators
-       var OVERFLOW_ERROR = 'Overflow: input needs wider integers to process';
-       var baseMinusTMin = base - tMin;
-       var floor$3 = Math.floor;
-       var stringFromCharCode = String.fromCharCode;
-
-       /**
-        * Creates an array containing the numeric code points of each Unicode
-        * character in the string. While JavaScript uses UCS-2 internally,
-        * this function will convert a pair of surrogate halves (each of which
-        * UCS-2 exposes as separate characters) into a single code point,
-        * matching UTF-16.
-        */
-       var ucs2decode = function (string) {
-         var output = [];
-         var counter = 0;
-         var length = string.length;
-         while (counter < length) {
-           var value = string.charCodeAt(counter++);
-           if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
-             // It's a high surrogate, and there is a next character.
-             var extra = string.charCodeAt(counter++);
-             if ((extra & 0xFC00) == 0xDC00) { // Low surrogate.
-               output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
-             } else {
-               // It's an unmatched surrogate; only append this code unit, in case the
-               // next code unit is the high surrogate of a surrogate pair.
-               output.push(value);
-               counter--;
-             }
-           } else {
-             output.push(value);
-           }
-         }
-         return output;
-       };
-
-       /**
-        * Converts a digit/integer into a basic code point.
-        */
-       var digitToBasic = function (digit) {
-         //  0..25 map to ASCII a..z or A..Z
-         // 26..35 map to ASCII 0..9
-         return digit + 22 + 75 * (digit < 26);
-       };
-
-       /**
-        * Bias adaptation function as per section 3.4 of RFC 3492.
-        * https://tools.ietf.org/html/rfc3492#section-3.4
-        */
-       var adapt = function (delta, numPoints, firstTime) {
-         var k = 0;
-         delta = firstTime ? floor$3(delta / damp) : delta >> 1;
-         delta += floor$3(delta / numPoints);
-         for (; delta > baseMinusTMin * tMax >> 1; k += base) {
-           delta = floor$3(delta / baseMinusTMin);
-         }
-         return floor$3(k + (baseMinusTMin + 1) * delta / (delta + skew));
-       };
-
-       /**
-        * Converts a string of Unicode symbols (e.g. a domain name label) to a
-        * Punycode string of ASCII-only symbols.
-        */
-       // eslint-disable-next-line max-statements -- TODO
-       var encode = function (input) {
-         var output = [];
-
-         // Convert the input in UCS-2 to an array of Unicode code points.
-         input = ucs2decode(input);
-
-         // Cache the length.
-         var inputLength = input.length;
-
-         // Initialize the state.
-         var n = initialN;
-         var delta = 0;
-         var bias = initialBias;
-         var i, currentValue;
-
-         // Handle the basic code points.
-         for (i = 0; i < input.length; i++) {
-           currentValue = input[i];
-           if (currentValue < 0x80) {
-             output.push(stringFromCharCode(currentValue));
-           }
-         }
-
-         var basicLength = output.length; // number of basic code points.
-         var handledCPCount = basicLength; // number of code points that have been handled;
-
-         // Finish the basic string with a delimiter unless it's empty.
-         if (basicLength) {
-           output.push(delimiter);
-         }
-
-         // Main encoding loop:
-         while (handledCPCount < inputLength) {
-           // All non-basic code points < n have been handled already. Find the next larger one:
-           var m = maxInt;
-           for (i = 0; i < input.length; i++) {
-             currentValue = input[i];
-             if (currentValue >= n && currentValue < m) {
-               m = currentValue;
-             }
-           }
-
-           // Increase `delta` enough to advance the decoder's <n,i> state to <m,0>, but guard against overflow.
-           var handledCPCountPlusOne = handledCPCount + 1;
-           if (m - n > floor$3((maxInt - delta) / handledCPCountPlusOne)) {
-             throw RangeError(OVERFLOW_ERROR);
-           }
-
-           delta += (m - n) * handledCPCountPlusOne;
-           n = m;
-
-           for (i = 0; i < input.length; i++) {
-             currentValue = input[i];
-             if (currentValue < n && ++delta > maxInt) {
-               throw RangeError(OVERFLOW_ERROR);
-             }
-             if (currentValue == n) {
-               // Represent delta as a generalized variable-length integer.
-               var q = delta;
-               for (var k = base; /* no condition */; k += base) {
-                 var t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias);
-                 if (q < t) break;
-                 var qMinusT = q - t;
-                 var baseMinusT = base - t;
-                 output.push(stringFromCharCode(digitToBasic(t + qMinusT % baseMinusT)));
-                 q = floor$3(qMinusT / baseMinusT);
-               }
-
-               output.push(stringFromCharCode(digitToBasic(q)));
-               bias = adapt(delta, handledCPCountPlusOne, handledCPCount == basicLength);
-               delta = 0;
-               ++handledCPCount;
-             }
-           }
-
-           ++delta;
-           ++n;
-         }
-         return output.join('');
-       };
-
-       var stringPunycodeToAscii = function (input) {
-         var encoded = [];
-         var labels = input.toLowerCase().replace(regexSeparators, '\u002E').split('.');
-         var i, label;
-         for (i = 0; i < labels.length; i++) {
-           label = labels[i];
-           encoded.push(regexNonASCII.test(label) ? 'xn--' + encode(label) : label);
-         }
-         return encoded.join('.');
-       };
-
-       var getIterator = function (it) {
-         var iteratorMethod = getIteratorMethod(it);
-         if (typeof iteratorMethod != 'function') {
-           throw TypeError(String(it) + ' is not iterable');
-         } return anObject(iteratorMethod.call(it));
-       };
-
        // TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
 
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-       var $fetch$1 = getBuiltIn('fetch');
-       var Headers = getBuiltIn('Headers');
-       var ITERATOR$8 = wellKnownSymbol('iterator');
+       var $$X = _export;
+       var global$n = global$1m;
+       var getBuiltIn$2 = getBuiltIn$b;
+       var call$a = functionCall;
+       var uncurryThis$u = functionUncurryThis;
+       var USE_NATIVE_URL$1 = nativeUrl;
+       var redefine$7 = redefine$h.exports;
+       var redefineAll$1 = redefineAll$4;
+       var setToStringTag$4 = setToStringTag$a;
+       var createIteratorConstructor = createIteratorConstructor$2;
+       var InternalStateModule$2 = internalState;
+       var anInstance$3 = anInstance$7;
+       var isCallable$5 = isCallable$r;
+       var hasOwn$6 = hasOwnProperty_1;
+       var bind$8 = functionBindContext;
+       var classof$3 = classof$d;
+       var anObject$9 = anObject$n;
+       var isObject$d = isObject$s;
+       var $toString$2 = toString$k;
+       var create$6 = objectCreate;
+       var createPropertyDescriptor = createPropertyDescriptor$7;
+       var getIterator$1 = getIterator$4;
+       var getIteratorMethod$1 = getIteratorMethod$5;
+       var wellKnownSymbol$6 = wellKnownSymbol$t;
+       var arraySort = arraySort$1;
+
+       var ITERATOR$2 = wellKnownSymbol$6('iterator');
        var URL_SEARCH_PARAMS = 'URLSearchParams';
        var URL_SEARCH_PARAMS_ITERATOR = URL_SEARCH_PARAMS + 'Iterator';
-       var setInternalState$5 = internalState.set;
-       var getInternalParamsState = internalState.getterFor(URL_SEARCH_PARAMS);
-       var getInternalIteratorState = internalState.getterFor(URL_SEARCH_PARAMS_ITERATOR);
+       var setInternalState$2 = InternalStateModule$2.set;
+       var getInternalParamsState = InternalStateModule$2.getterFor(URL_SEARCH_PARAMS);
+       var getInternalIteratorState = InternalStateModule$2.getterFor(URL_SEARCH_PARAMS_ITERATOR);
+
+       var n$Fetch = getBuiltIn$2('fetch');
+       var N$Request = getBuiltIn$2('Request');
+       var Headers$1 = getBuiltIn$2('Headers');
+       var RequestPrototype = N$Request && N$Request.prototype;
+       var HeadersPrototype = Headers$1 && Headers$1.prototype;
+       var RegExp$1 = global$n.RegExp;
+       var TypeError$8 = global$n.TypeError;
+       var decodeURIComponent$1 = global$n.decodeURIComponent;
+       var encodeURIComponent$1 = global$n.encodeURIComponent;
+       var charAt$5 = uncurryThis$u(''.charAt);
+       var join$4 = uncurryThis$u([].join);
+       var push$7 = uncurryThis$u([].push);
+       var replace$6 = uncurryThis$u(''.replace);
+       var shift$1 = uncurryThis$u([].shift);
+       var splice = uncurryThis$u([].splice);
+       var split$3 = uncurryThis$u(''.split);
+       var stringSlice$8 = uncurryThis$u(''.slice);
 
        var plus = /\+/g;
        var sequences = Array(4);
 
        var percentSequence = function (bytes) {
-         return sequences[bytes - 1] || (sequences[bytes - 1] = RegExp('((?:%[\\da-f]{2}){' + bytes + '})', 'gi'));
+         return sequences[bytes - 1] || (sequences[bytes - 1] = RegExp$1('((?:%[\\da-f]{2}){' + bytes + '})', 'gi'));
        };
 
        var percentDecode = function (sequence) {
          try {
-           return decodeURIComponent(sequence);
+           return decodeURIComponent$1(sequence);
          } catch (error) {
            return sequence;
          }
        };
 
        var deserialize = function (it) {
-         var result = it.replace(plus, ' ');
+         var result = replace$6(it, plus, ' ');
          var bytes = 4;
          try {
-           return decodeURIComponent(result);
+           return decodeURIComponent$1(result);
          } catch (error) {
            while (bytes) {
-             result = result.replace(percentSequence(bytes--), percentDecode);
+             result = replace$6(result, percentSequence(bytes--), percentDecode);
            }
            return result;
          }
        };
 
-       var find = /[!'()~]|%20/g;
+       var find$1 = /[!'()~]|%20/g;
 
-       var replace = {
+       var replacements = {
          '!': '%21',
          "'": '%27',
          '(': '%28',
        };
 
        var replacer = function (match) {
-         return replace[match];
+         return replacements[match];
        };
 
        var serialize = function (it) {
-         return encodeURIComponent(it).replace(find, replacer);
+         return replace$6(encodeURIComponent$1(it), find$1, replacer);
        };
 
        var parseSearchParams = function (result, query) {
          if (query) {
-           var attributes = query.split('&');
+           var attributes = split$3(query, '&');
            var index = 0;
            var attribute, entry;
            while (index < attributes.length) {
              attribute = attributes[index++];
              if (attribute.length) {
-               entry = attribute.split('=');
-               result.push({
-                 key: deserialize(entry.shift()),
-                 value: deserialize(entry.join('='))
+               entry = split$3(attribute, '=');
+               push$7(result, {
+                 key: deserialize(shift$1(entry)),
+                 value: deserialize(join$4(entry, '='))
                });
              }
            }
        };
 
        var validateArgumentsLength = function (passed, required) {
-         if (passed < required) throw TypeError('Not enough arguments');
+         if (passed < required) throw TypeError$8('Not enough arguments');
        };
 
        var URLSearchParamsIterator = createIteratorConstructor(function Iterator(params, kind) {
-         setInternalState$5(this, {
+         setInternalState$2(this, {
            type: URL_SEARCH_PARAMS_ITERATOR,
-           iterator: getIterator(getInternalParamsState(params).entries),
+           iterator: getIterator$1(getInternalParamsState(params).entries),
            kind: kind
          });
        }, 'Iterator', function next() {
        // `URLSearchParams` constructor
        // https://url.spec.whatwg.org/#interface-urlsearchparams
        var URLSearchParamsConstructor = function URLSearchParams(/* init */) {
-         anInstance(this, URLSearchParamsConstructor, URL_SEARCH_PARAMS);
+         anInstance$3(this, URLSearchParamsPrototype);
          var init = arguments.length > 0 ? arguments[0] : undefined;
          var that = this;
          var entries = [];
          var iteratorMethod, iterator, next, step, entryIterator, entryNext, first, second, key;
 
-         setInternalState$5(that, {
+         setInternalState$2(that, {
            type: URL_SEARCH_PARAMS,
            entries: entries,
            updateURL: function () { /* empty */ },
          });
 
          if (init !== undefined) {
-           if (isObject(init)) {
-             iteratorMethod = getIteratorMethod(init);
-             if (typeof iteratorMethod === 'function') {
-               iterator = iteratorMethod.call(init);
+           if (isObject$d(init)) {
+             iteratorMethod = getIteratorMethod$1(init);
+             if (iteratorMethod) {
+               iterator = getIterator$1(init, iteratorMethod);
                next = iterator.next;
-               while (!(step = next.call(iterator)).done) {
-                 entryIterator = getIterator(anObject(step.value));
+               while (!(step = call$a(next, iterator)).done) {
+                 entryIterator = getIterator$1(anObject$9(step.value));
                  entryNext = entryIterator.next;
                  if (
-                   (first = entryNext.call(entryIterator)).done ||
-                   (second = entryNext.call(entryIterator)).done ||
-                   !entryNext.call(entryIterator).done
-                 ) throw TypeError('Expected sequence with length 2');
-                 entries.push({ key: first.value + '', value: second.value + '' });
+                   (first = call$a(entryNext, entryIterator)).done ||
+                   (second = call$a(entryNext, entryIterator)).done ||
+                   !call$a(entryNext, entryIterator).done
+                 ) throw TypeError$8('Expected sequence with length 2');
+                 push$7(entries, { key: $toString$2(first.value), value: $toString$2(second.value) });
                }
-             } else for (key in init) if (has(init, key)) entries.push({ key: key, value: init[key] + '' });
+             } else for (key in init) if (hasOwn$6(init, key)) push$7(entries, { key: key, value: $toString$2(init[key]) });
            } else {
-             parseSearchParams(entries, typeof init === 'string' ? init.charAt(0) === '?' ? init.slice(1) : init : init + '');
+             parseSearchParams(
+               entries,
+               typeof init == 'string' ? charAt$5(init, 0) === '?' ? stringSlice$8(init, 1) : init : $toString$2(init)
+             );
            }
          }
        };
 
        var URLSearchParamsPrototype = URLSearchParamsConstructor.prototype;
 
-       redefineAll(URLSearchParamsPrototype, {
+       redefineAll$1(URLSearchParamsPrototype, {
          // `URLSearchParams.prototype.append` method
          // https://url.spec.whatwg.org/#dom-urlsearchparams-append
          append: function append(name, value) {
            validateArgumentsLength(arguments.length, 2);
            var state = getInternalParamsState(this);
-           state.entries.push({ key: name + '', value: value + '' });
+           push$7(state.entries, { key: $toString$2(name), value: $toString$2(value) });
            state.updateURL();
          },
          // `URLSearchParams.prototype.delete` method
            validateArgumentsLength(arguments.length, 1);
            var state = getInternalParamsState(this);
            var entries = state.entries;
-           var key = name + '';
+           var key = $toString$2(name);
            var index = 0;
            while (index < entries.length) {
-             if (entries[index].key === key) entries.splice(index, 1);
+             if (entries[index].key === key) splice(entries, index, 1);
              else index++;
            }
            state.updateURL();
          get: function get(name) {
            validateArgumentsLength(arguments.length, 1);
            var entries = getInternalParamsState(this).entries;
-           var key = name + '';
+           var key = $toString$2(name);
            var index = 0;
            for (; index < entries.length; index++) {
              if (entries[index].key === key) return entries[index].value;
          getAll: function getAll(name) {
            validateArgumentsLength(arguments.length, 1);
            var entries = getInternalParamsState(this).entries;
-           var key = name + '';
+           var key = $toString$2(name);
            var result = [];
            var index = 0;
            for (; index < entries.length; index++) {
-             if (entries[index].key === key) result.push(entries[index].value);
+             if (entries[index].key === key) push$7(result, entries[index].value);
            }
            return result;
          },
          has: function has(name) {
            validateArgumentsLength(arguments.length, 1);
            var entries = getInternalParamsState(this).entries;
-           var key = name + '';
+           var key = $toString$2(name);
            var index = 0;
            while (index < entries.length) {
              if (entries[index++].key === key) return true;
            var state = getInternalParamsState(this);
            var entries = state.entries;
            var found = false;
-           var key = name + '';
-           var val = value + '';
+           var key = $toString$2(name);
+           var val = $toString$2(value);
            var index = 0;
            var entry;
            for (; index < entries.length; index++) {
              entry = entries[index];
              if (entry.key === key) {
-               if (found) entries.splice(index--, 1);
+               if (found) splice(entries, index--, 1);
                else {
                  found = true;
                  entry.value = val;
                }
              }
            }
-           if (!found) entries.push({ key: key, value: val });
+           if (!found) push$7(entries, { key: key, value: val });
            state.updateURL();
          },
          // `URLSearchParams.prototype.sort` method
          // https://url.spec.whatwg.org/#dom-urlsearchparams-sort
          sort: function sort() {
            var state = getInternalParamsState(this);
-           var entries = state.entries;
-           // Array#sort is not stable in some engines
-           var slice = entries.slice();
-           var entry, entriesIndex, sliceIndex;
-           entries.length = 0;
-           for (sliceIndex = 0; sliceIndex < slice.length; sliceIndex++) {
-             entry = slice[sliceIndex];
-             for (entriesIndex = 0; entriesIndex < sliceIndex; entriesIndex++) {
-               if (entries[entriesIndex].key > entry.key) {
-                 entries.splice(entriesIndex, 0, entry);
-                 break;
-               }
-             }
-             if (entriesIndex === sliceIndex) entries.push(entry);
-           }
+           arraySort(state.entries, function (a, b) {
+             return a.key > b.key ? 1 : -1;
+           });
            state.updateURL();
          },
          // `URLSearchParams.prototype.forEach` method
          forEach: function forEach(callback /* , thisArg */) {
            var entries = getInternalParamsState(this).entries;
-           var boundFunction = functionBindContext(callback, arguments.length > 1 ? arguments[1] : undefined, 3);
+           var boundFunction = bind$8(callback, arguments.length > 1 ? arguments[1] : undefined);
            var index = 0;
            var entry;
            while (index < entries.length) {
        }, { enumerable: true });
 
        // `URLSearchParams.prototype[@@iterator]` method
-       redefine(URLSearchParamsPrototype, ITERATOR$8, URLSearchParamsPrototype.entries);
+       redefine$7(URLSearchParamsPrototype, ITERATOR$2, URLSearchParamsPrototype.entries, { name: 'entries' });
 
        // `URLSearchParams.prototype.toString` method
        // https://url.spec.whatwg.org/#urlsearchparams-stringification-behavior
-       redefine(URLSearchParamsPrototype, 'toString', function toString() {
+       redefine$7(URLSearchParamsPrototype, 'toString', function toString() {
          var entries = getInternalParamsState(this).entries;
          var result = [];
          var index = 0;
          var entry;
          while (index < entries.length) {
            entry = entries[index++];
-           result.push(serialize(entry.key) + '=' + serialize(entry.value));
-         } return result.join('&');
+           push$7(result, serialize(entry.key) + '=' + serialize(entry.value));
+         } return join$4(result, '&');
        }, { enumerable: true });
 
-       setToStringTag(URLSearchParamsConstructor, URL_SEARCH_PARAMS);
+       setToStringTag$4(URLSearchParamsConstructor, URL_SEARCH_PARAMS);
 
-       _export({ global: true, forced: !nativeUrl }, {
+       $$X({ global: true, forced: !USE_NATIVE_URL$1 }, {
          URLSearchParams: URLSearchParamsConstructor
        });
 
-       // Wrap `fetch` for correct work with polyfilled `URLSearchParams`
-       // https://github.com/zloirock/core-js/issues/674
-       if (!nativeUrl && typeof $fetch$1 == 'function' && typeof Headers == 'function') {
-         _export({ global: true, enumerable: true, forced: true }, {
-           fetch: function fetch(input /* , init */) {
-             var args = [input];
-             var init, body, headers;
-             if (arguments.length > 1) {
-               init = arguments[1];
-               if (isObject(init)) {
-                 body = init.body;
-                 if (classof(body) === URL_SEARCH_PARAMS) {
-                   headers = init.headers ? new Headers(init.headers) : new Headers();
-                   if (!headers.has('content-type')) {
-                     headers.set('content-type', 'application/x-www-form-urlencoded;charset=UTF-8');
-                   }
-                   init = objectCreate(init, {
-                     body: createPropertyDescriptor(0, String(body)),
-                     headers: createPropertyDescriptor(0, headers)
-                   });
-                 }
-               }
-               args.push(init);
-             } return $fetch$1.apply(this, args);
-           }
-         });
+       // Wrap `fetch` and `Request` for correct work with polyfilled `URLSearchParams`
+       if (!USE_NATIVE_URL$1 && isCallable$5(Headers$1)) {
+         var headersHas = uncurryThis$u(HeadersPrototype.has);
+         var headersSet = uncurryThis$u(HeadersPrototype.set);
+
+         var wrapRequestOptions = function (init) {
+           if (isObject$d(init)) {
+             var body = init.body;
+             var headers;
+             if (classof$3(body) === URL_SEARCH_PARAMS) {
+               headers = init.headers ? new Headers$1(init.headers) : new Headers$1();
+               if (!headersHas(headers, 'content-type')) {
+                 headersSet(headers, 'content-type', 'application/x-www-form-urlencoded;charset=UTF-8');
+               }
+               return create$6(init, {
+                 body: createPropertyDescriptor(0, $toString$2(body)),
+                 headers: createPropertyDescriptor(0, headers)
+               });
+             }
+           } return init;
+         };
+
+         if (isCallable$5(n$Fetch)) {
+           $$X({ global: true, enumerable: true, forced: true }, {
+             fetch: function fetch(input /* , init */) {
+               return n$Fetch(input, arguments.length > 1 ? wrapRequestOptions(arguments[1]) : {});
+             }
+           });
+         }
+
+         if (isCallable$5(N$Request)) {
+           var RequestConstructor = function Request(input /* , init */) {
+             anInstance$3(this, RequestPrototype);
+             return new N$Request(input, arguments.length > 1 ? wrapRequestOptions(arguments[1]) : {});
+           };
+
+           RequestPrototype.constructor = RequestConstructor;
+           RequestConstructor.prototype = RequestPrototype;
+
+           $$X({ global: true, forced: true }, {
+             Request: RequestConstructor
+           });
+         }
        }
 
        var web_urlSearchParams = {
          getState: getInternalParamsState
        };
 
-       // TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
+       var uncurryThis$t = functionUncurryThis;
+       var PROPER_FUNCTION_NAME$1 = functionName.PROPER;
+       var redefine$6 = redefine$h.exports;
+       var anObject$8 = anObject$n;
+       var isPrototypeOf$2 = objectIsPrototypeOf;
+       var $toString$1 = toString$k;
+       var fails$s = fails$S;
+       var regExpFlags$2 = regexpFlags$1;
 
+       var TO_STRING = 'toString';
+       var RegExpPrototype$3 = RegExp.prototype;
+       var n$ToString = RegExpPrototype$3[TO_STRING];
+       var getFlags$1 = uncurryThis$t(regExpFlags$2);
 
+       var NOT_GENERIC = fails$s(function () { return n$ToString.call({ source: 'a', flags: 'b' }) != '/a/b'; });
+       // FF44- RegExp#toString has a wrong name
+       var INCORRECT_NAME = PROPER_FUNCTION_NAME$1 && n$ToString.name != TO_STRING;
 
+       // `RegExp.prototype.toString` method
+       // https://tc39.es/ecma262/#sec-regexp.prototype.tostring
+       if (NOT_GENERIC || INCORRECT_NAME) {
+         redefine$6(RegExp.prototype, TO_STRING, function toString() {
+           var R = anObject$8(this);
+           var p = $toString$1(R.source);
+           var rf = R.flags;
+           var f = $toString$1(rf === undefined && isPrototypeOf$2(RegExpPrototype$3, R) && !('flags' in RegExpPrototype$3) ? getFlags$1(R) : rf);
+           return '/' + p + '/' + f;
+         }, { unsafe: true });
+       }
 
+       // TODO: Remove from `core-js@4` since it's moved to entry points
 
+       var uncurryThis$s = functionUncurryThis;
+       var redefine$5 = redefine$h.exports;
+       var regexpExec$2 = regexpExec$3;
+       var fails$r = fails$S;
+       var wellKnownSymbol$5 = wellKnownSymbol$t;
+       var createNonEnumerableProperty$1 = createNonEnumerableProperty$b;
 
+       var SPECIES = wellKnownSymbol$5('species');
+       var RegExpPrototype$2 = RegExp.prototype;
 
+       var fixRegexpWellKnownSymbolLogic = function (KEY, exec, FORCED, SHAM) {
+         var SYMBOL = wellKnownSymbol$5(KEY);
 
+         var DELEGATES_TO_SYMBOL = !fails$r(function () {
+           // String methods call symbol-named RegEp methods
+           var O = {};
+           O[SYMBOL] = function () { return 7; };
+           return ''[KEY](O) != 7;
+         });
 
+         var DELEGATES_TO_EXEC = DELEGATES_TO_SYMBOL && !fails$r(function () {
+           // Symbol-named RegExp methods call .exec
+           var execCalled = false;
+           var re = /a/;
 
+           if (KEY === 'split') {
+             // We can't use real regex here since it causes deoptimization
+             // and serious performance degradation in V8
+             // https://github.com/zloirock/core-js/issues/306
+             re = {};
+             // RegExp[@@split] doesn't call the regex's exec method, but first creates
+             // a new one. We need to return the patched regex when creating the new one.
+             re.constructor = {};
+             re.constructor[SPECIES] = function () { return re; };
+             re.flags = '';
+             re[SYMBOL] = /./[SYMBOL];
+           }
 
-       var codeAt = stringMultibyte.codeAt;
+           re.exec = function () { execCalled = true; return null; };
 
+           re[SYMBOL]('');
+           return !execCalled;
+         });
 
+         if (
+           !DELEGATES_TO_SYMBOL ||
+           !DELEGATES_TO_EXEC ||
+           FORCED
+         ) {
+           var uncurriedNativeRegExpMethod = uncurryThis$s(/./[SYMBOL]);
+           var methods = exec(SYMBOL, ''[KEY], function (nativeMethod, regexp, str, arg2, forceStringMethod) {
+             var uncurriedNativeMethod = uncurryThis$s(nativeMethod);
+             var $exec = regexp.exec;
+             if ($exec === regexpExec$2 || $exec === RegExpPrototype$2.exec) {
+               if (DELEGATES_TO_SYMBOL && !forceStringMethod) {
+                 // The native String method already delegates to @@method (this
+                 // polyfilled function), leasing to infinite recursion.
+                 // We avoid it by directly calling the native @@method method.
+                 return { done: true, value: uncurriedNativeRegExpMethod(regexp, str, arg2) };
+               }
+               return { done: true, value: uncurriedNativeMethod(str, regexp, arg2) };
+             }
+             return { done: false };
+           });
 
+           redefine$5(String.prototype, KEY, methods[0]);
+           redefine$5(RegExpPrototype$2, SYMBOL, methods[1]);
+         }
 
+         if (SHAM) createNonEnumerableProperty$1(RegExpPrototype$2[SYMBOL], 'sham', true);
+       };
 
-       var NativeURL = global_1.URL;
-       var URLSearchParams$1 = web_urlSearchParams.URLSearchParams;
-       var getInternalSearchParamsState = web_urlSearchParams.getState;
-       var setInternalState$6 = internalState.set;
-       var getInternalURLState = internalState.getterFor('URL');
-       var floor$4 = Math.floor;
-       var pow$1 = Math.pow;
+       var charAt$4 = stringMultibyte.charAt;
 
-       var INVALID_AUTHORITY = 'Invalid authority';
-       var INVALID_SCHEME = 'Invalid scheme';
-       var INVALID_HOST = 'Invalid host';
-       var INVALID_PORT = 'Invalid port';
+       // `AdvanceStringIndex` abstract operation
+       // https://tc39.es/ecma262/#sec-advancestringindex
+       var advanceStringIndex$3 = function (S, index, unicode) {
+         return index + (unicode ? charAt$4(S, index).length : 1);
+       };
 
-       var ALPHA = /[A-Za-z]/;
-       var ALPHANUMERIC = /[\d+-.A-Za-z]/;
-       var DIGIT = /\d/;
-       var HEX_START = /^(0x|0X)/;
-       var OCT = /^[0-7]+$/;
-       var DEC = /^\d+$/;
-       var HEX = /^[\dA-Fa-f]+$/;
-       /* eslint-disable no-control-regex -- safe */
-       var FORBIDDEN_HOST_CODE_POINT = /[\u0000\t\u000A\u000D #%/:?@[\\]]/;
-       var FORBIDDEN_HOST_CODE_POINT_EXCLUDING_PERCENT = /[\u0000\t\u000A\u000D #/:?@[\\]]/;
-       var LEADING_AND_TRAILING_C0_CONTROL_OR_SPACE = /^[\u0000-\u001F ]+|[\u0000-\u001F ]+$/g;
-       var TAB_AND_NEW_LINE = /[\t\u000A\u000D]/g;
-       /* eslint-enable no-control-regex -- safe */
-       var EOF;
+       var uncurryThis$r = functionUncurryThis;
+       var toObject$9 = toObject$j;
 
-       var parseHost = function (url, input) {
-         var result, codePoints, index;
-         if (input.charAt(0) == '[') {
-           if (input.charAt(input.length - 1) != ']') return INVALID_HOST;
-           result = parseIPv6(input.slice(1, -1));
-           if (!result) return INVALID_HOST;
-           url.host = result;
-         // opaque host
-         } else if (!isSpecial(url)) {
-           if (FORBIDDEN_HOST_CODE_POINT_EXCLUDING_PERCENT.test(input)) return INVALID_HOST;
-           result = '';
-           codePoints = arrayFrom(input);
-           for (index = 0; index < codePoints.length; index++) {
-             result += percentEncode(codePoints[index], C0ControlPercentEncodeSet);
-           }
-           url.host = result;
-         } else {
-           input = stringPunycodeToAscii(input);
-           if (FORBIDDEN_HOST_CODE_POINT.test(input)) return INVALID_HOST;
-           result = parseIPv4(input);
-           if (result === null) return INVALID_HOST;
-           url.host = result;
-         }
-       };
+       var floor$3 = Math.floor;
+       var charAt$3 = uncurryThis$r(''.charAt);
+       var replace$5 = uncurryThis$r(''.replace);
+       var stringSlice$7 = uncurryThis$r(''.slice);
+       var SUBSTITUTION_SYMBOLS = /\$([$&'`]|\d{1,2}|<[^>]*>)/g;
+       var SUBSTITUTION_SYMBOLS_NO_NAMED = /\$([$&'`]|\d{1,2})/g;
 
-       var parseIPv4 = function (input) {
-         var parts = input.split('.');
-         var partsLength, numbers, index, part, radix, number, ipv4;
-         if (parts.length && parts[parts.length - 1] == '') {
-           parts.pop();
+       // `GetSubstitution` abstract operation
+       // https://tc39.es/ecma262/#sec-getsubstitution
+       var getSubstitution$1 = function (matched, str, position, captures, namedCaptures, replacement) {
+         var tailPos = position + matched.length;
+         var m = captures.length;
+         var symbols = SUBSTITUTION_SYMBOLS_NO_NAMED;
+         if (namedCaptures !== undefined) {
+           namedCaptures = toObject$9(namedCaptures);
+           symbols = SUBSTITUTION_SYMBOLS;
          }
-         partsLength = parts.length;
-         if (partsLength > 4) return input;
-         numbers = [];
-         for (index = 0; index < partsLength; index++) {
-           part = parts[index];
-           if (part == '') return input;
-           radix = 10;
-           if (part.length > 1 && part.charAt(0) == '0') {
-             radix = HEX_START.test(part) ? 16 : 8;
-             part = part.slice(radix == 8 ? 1 : 2);
-           }
-           if (part === '') {
-             number = 0;
-           } else {
-             if (!(radix == 10 ? DEC : radix == 8 ? OCT : HEX).test(part)) return input;
-             number = parseInt(part, radix);
+         return replace$5(replacement, symbols, function (match, ch) {
+           var capture;
+           switch (charAt$3(ch, 0)) {
+             case '$': return '$';
+             case '&': return matched;
+             case '`': return stringSlice$7(str, 0, position);
+             case "'": return stringSlice$7(str, tailPos);
+             case '<':
+               capture = namedCaptures[stringSlice$7(ch, 1, -1)];
+               break;
+             default: // \d\d?
+               var n = +ch;
+               if (n === 0) return match;
+               if (n > m) {
+                 var f = floor$3(n / 10);
+                 if (f === 0) return match;
+                 if (f <= m) return captures[f - 1] === undefined ? charAt$3(ch, 1) : captures[f - 1] + charAt$3(ch, 1);
+                 return match;
+               }
+               capture = captures[n - 1];
            }
-           numbers.push(number);
-         }
-         for (index = 0; index < partsLength; index++) {
-           number = numbers[index];
-           if (index == partsLength - 1) {
-             if (number >= pow$1(256, 5 - partsLength)) return null;
-           } else if (number > 255) return null;
-         }
-         ipv4 = numbers.pop();
-         for (index = 0; index < numbers.length; index++) {
-           ipv4 += numbers[index] * pow$1(256, 3 - index);
-         }
-         return ipv4;
+           return capture === undefined ? '' : capture;
+         });
        };
 
-       // eslint-disable-next-line max-statements -- TODO
-       var parseIPv6 = function (input) {
-         var address = [0, 0, 0, 0, 0, 0, 0, 0];
-         var pieceIndex = 0;
-         var compress = null;
-         var pointer = 0;
-         var value, length, numbersSeen, ipv4Piece, number, swaps, swap;
+       var global$m = global$1m;
+       var call$9 = functionCall;
+       var anObject$7 = anObject$n;
+       var isCallable$4 = isCallable$r;
+       var classof$2 = classofRaw$1;
+       var regexpExec$1 = regexpExec$3;
 
-         var char = function () {
-           return input.charAt(pointer);
-         };
+       var TypeError$7 = global$m.TypeError;
 
-         if (char() == ':') {
-           if (input.charAt(1) != ':') return;
-           pointer += 2;
-           pieceIndex++;
-           compress = pieceIndex;
-         }
-         while (char()) {
-           if (pieceIndex == 8) return;
-           if (char() == ':') {
-             if (compress !== null) return;
-             pointer++;
-             pieceIndex++;
-             compress = pieceIndex;
-             continue;
-           }
-           value = length = 0;
-           while (length < 4 && HEX.test(char())) {
-             value = value * 16 + parseInt(char(), 16);
-             pointer++;
-             length++;
-           }
-           if (char() == '.') {
-             if (length == 0) return;
-             pointer -= length;
-             if (pieceIndex > 6) return;
-             numbersSeen = 0;
-             while (char()) {
-               ipv4Piece = null;
-               if (numbersSeen > 0) {
-                 if (char() == '.' && numbersSeen < 4) pointer++;
-                 else return;
-               }
-               if (!DIGIT.test(char())) return;
-               while (DIGIT.test(char())) {
-                 number = parseInt(char(), 10);
-                 if (ipv4Piece === null) ipv4Piece = number;
-                 else if (ipv4Piece == 0) return;
-                 else ipv4Piece = ipv4Piece * 10 + number;
-                 if (ipv4Piece > 255) return;
-                 pointer++;
-               }
-               address[pieceIndex] = address[pieceIndex] * 256 + ipv4Piece;
-               numbersSeen++;
-               if (numbersSeen == 2 || numbersSeen == 4) pieceIndex++;
-             }
-             if (numbersSeen != 4) return;
-             break;
-           } else if (char() == ':') {
-             pointer++;
-             if (!char()) return;
-           } else if (char()) return;
-           address[pieceIndex++] = value;
+       // `RegExpExec` abstract operation
+       // https://tc39.es/ecma262/#sec-regexpexec
+       var regexpExecAbstract = function (R, S) {
+         var exec = R.exec;
+         if (isCallable$4(exec)) {
+           var result = call$9(exec, R, S);
+           if (result !== null) anObject$7(result);
+           return result;
          }
-         if (compress !== null) {
-           swaps = pieceIndex - compress;
-           pieceIndex = 7;
-           while (pieceIndex != 0 && swaps > 0) {
-             swap = address[pieceIndex];
-             address[pieceIndex--] = address[compress + swaps - 1];
-             address[compress + --swaps] = swap;
-           }
-         } else if (pieceIndex != 8) return;
-         return address;
+         if (classof$2(R) === 'RegExp') return call$9(regexpExec$1, R, S);
+         throw TypeError$7('RegExp#exec called on incompatible receiver');
        };
 
-       var findLongestZeroSequence = function (ipv6) {
-         var maxIndex = null;
-         var maxLength = 1;
-         var currStart = null;
-         var currLength = 0;
-         var index = 0;
-         for (; index < 8; index++) {
-           if (ipv6[index] !== 0) {
-             if (currLength > maxLength) {
-               maxIndex = currStart;
-               maxLength = currLength;
+       var apply$3 = functionApply;
+       var call$8 = functionCall;
+       var uncurryThis$q = functionUncurryThis;
+       var fixRegExpWellKnownSymbolLogic$3 = fixRegexpWellKnownSymbolLogic;
+       var fails$q = fails$S;
+       var anObject$6 = anObject$n;
+       var isCallable$3 = isCallable$r;
+       var toIntegerOrInfinity$3 = toIntegerOrInfinity$b;
+       var toLength$5 = toLength$c;
+       var toString$f = toString$k;
+       var requireObjectCoercible$a = requireObjectCoercible$e;
+       var advanceStringIndex$2 = advanceStringIndex$3;
+       var getMethod$3 = getMethod$7;
+       var getSubstitution = getSubstitution$1;
+       var regExpExec$3 = regexpExecAbstract;
+       var wellKnownSymbol$4 = wellKnownSymbol$t;
+
+       var REPLACE = wellKnownSymbol$4('replace');
+       var max$2 = Math.max;
+       var min$5 = Math.min;
+       var concat$2 = uncurryThis$q([].concat);
+       var push$6 = uncurryThis$q([].push);
+       var stringIndexOf$2 = uncurryThis$q(''.indexOf);
+       var stringSlice$6 = uncurryThis$q(''.slice);
+
+       var maybeToString = function (it) {
+         return it === undefined ? it : String(it);
+       };
+
+       // IE <= 11 replaces $0 with the whole match, as if it was $&
+       // https://stackoverflow.com/questions/6024666/getting-ie-to-replace-a-regex-with-the-literal-string-0
+       var REPLACE_KEEPS_$0 = (function () {
+         // eslint-disable-next-line regexp/prefer-escape-replacement-dollar-char -- required for testing
+         return 'a'.replace(/./, '$0') === '$0';
+       })();
+
+       // Safari <= 13.0.3(?) substitutes nth capture where n>m with an empty string
+       var REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE = (function () {
+         if (/./[REPLACE]) {
+           return /./[REPLACE]('a', '$0') === '';
+         }
+         return false;
+       })();
+
+       var REPLACE_SUPPORTS_NAMED_GROUPS = !fails$q(function () {
+         var re = /./;
+         re.exec = function () {
+           var result = [];
+           result.groups = { a: '7' };
+           return result;
+         };
+         // eslint-disable-next-line regexp/no-useless-dollar-replacements -- false positive
+         return ''.replace(re, '$<a>') !== '7';
+       });
+
+       // @@replace logic
+       fixRegExpWellKnownSymbolLogic$3('replace', function (_, nativeReplace, maybeCallNative) {
+         var UNSAFE_SUBSTITUTE = REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE ? '$' : '$0';
+
+         return [
+           // `String.prototype.replace` method
+           // https://tc39.es/ecma262/#sec-string.prototype.replace
+           function replace(searchValue, replaceValue) {
+             var O = requireObjectCoercible$a(this);
+             var replacer = searchValue == undefined ? undefined : getMethod$3(searchValue, REPLACE);
+             return replacer
+               ? call$8(replacer, searchValue, O, replaceValue)
+               : call$8(nativeReplace, toString$f(O), searchValue, replaceValue);
+           },
+           // `RegExp.prototype[@@replace]` method
+           // https://tc39.es/ecma262/#sec-regexp.prototype-@@replace
+           function (string, replaceValue) {
+             var rx = anObject$6(this);
+             var S = toString$f(string);
+
+             if (
+               typeof replaceValue == 'string' &&
+               stringIndexOf$2(replaceValue, UNSAFE_SUBSTITUTE) === -1 &&
+               stringIndexOf$2(replaceValue, '$<') === -1
+             ) {
+               var res = maybeCallNative(nativeReplace, rx, S, replaceValue);
+               if (res.done) return res.value;
              }
-             currStart = null;
-             currLength = 0;
-           } else {
-             if (currStart === null) currStart = index;
-             ++currLength;
+
+             var functionalReplace = isCallable$3(replaceValue);
+             if (!functionalReplace) replaceValue = toString$f(replaceValue);
+
+             var global = rx.global;
+             if (global) {
+               var fullUnicode = rx.unicode;
+               rx.lastIndex = 0;
+             }
+             var results = [];
+             while (true) {
+               var result = regExpExec$3(rx, S);
+               if (result === null) break;
+
+               push$6(results, result);
+               if (!global) break;
+
+               var matchStr = toString$f(result[0]);
+               if (matchStr === '') rx.lastIndex = advanceStringIndex$2(S, toLength$5(rx.lastIndex), fullUnicode);
+             }
+
+             var accumulatedResult = '';
+             var nextSourcePosition = 0;
+             for (var i = 0; i < results.length; i++) {
+               result = results[i];
+
+               var matched = toString$f(result[0]);
+               var position = max$2(min$5(toIntegerOrInfinity$3(result.index), S.length), 0);
+               var captures = [];
+               // NOTE: This is equivalent to
+               //   captures = result.slice(1).map(maybeToString)
+               // but for some reason `nativeSlice.call(result, 1, result.length)` (called in
+               // the slice polyfill when slicing native arrays) "doesn't work" in safari 9 and
+               // causes a crash (https://pastebin.com/N21QzeQA) when trying to debug it.
+               for (var j = 1; j < result.length; j++) push$6(captures, maybeToString(result[j]));
+               var namedCaptures = result.groups;
+               if (functionalReplace) {
+                 var replacerArgs = concat$2([matched], captures, position, S);
+                 if (namedCaptures !== undefined) push$6(replacerArgs, namedCaptures);
+                 var replacement = toString$f(apply$3(replaceValue, undefined, replacerArgs));
+               } else {
+                 replacement = getSubstitution(matched, S, position, captures, namedCaptures, replaceValue);
+               }
+               if (position >= nextSourcePosition) {
+                 accumulatedResult += stringSlice$6(S, nextSourcePosition, position) + replacement;
+                 nextSourcePosition = position + matched.length;
+               }
+             }
+             return accumulatedResult + stringSlice$6(S, nextSourcePosition);
            }
-         }
-         if (currLength > maxLength) {
-           maxIndex = currStart;
-           maxLength = currLength;
-         }
-         return maxIndex;
+         ];
+       }, !REPLACE_SUPPORTS_NAMED_GROUPS || !REPLACE_KEEPS_$0 || REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE);
+
+       var isObject$c = isObject$s;
+       var classof$1 = classofRaw$1;
+       var wellKnownSymbol$3 = wellKnownSymbol$t;
+
+       var MATCH$2 = wellKnownSymbol$3('match');
+
+       // `IsRegExp` abstract operation
+       // https://tc39.es/ecma262/#sec-isregexp
+       var isRegexp = function (it) {
+         var isRegExp;
+         return isObject$c(it) && ((isRegExp = it[MATCH$2]) !== undefined ? !!isRegExp : classof$1(it) == 'RegExp');
        };
 
-       var serializeHost = function (host) {
-         var result, index, compress, ignore0;
-         // ipv4
-         if (typeof host == 'number') {
-           result = [];
-           for (index = 0; index < 4; index++) {
-             result.unshift(host % 256);
-             host = floor$4(host / 256);
-           } return result.join('.');
-         // ipv6
-         } else if (typeof host == 'object') {
-           result = '';
-           compress = findLongestZeroSequence(host);
-           for (index = 0; index < 8; index++) {
-             if (ignore0 && host[index] === 0) continue;
-             if (ignore0) ignore0 = false;
-             if (compress === index) {
-               result += index ? ':' : '::';
-               ignore0 = true;
-             } else {
-               result += host[index].toString(16);
-               if (index < 7) result += ':';
+       var apply$2 = functionApply;
+       var call$7 = functionCall;
+       var uncurryThis$p = functionUncurryThis;
+       var fixRegExpWellKnownSymbolLogic$2 = fixRegexpWellKnownSymbolLogic;
+       var isRegExp$2 = isRegexp;
+       var anObject$5 = anObject$n;
+       var requireObjectCoercible$9 = requireObjectCoercible$e;
+       var speciesConstructor$1 = speciesConstructor$5;
+       var advanceStringIndex$1 = advanceStringIndex$3;
+       var toLength$4 = toLength$c;
+       var toString$e = toString$k;
+       var getMethod$2 = getMethod$7;
+       var arraySlice$4 = arraySlice$c;
+       var callRegExpExec = regexpExecAbstract;
+       var regexpExec = regexpExec$3;
+       var stickyHelpers$1 = regexpStickyHelpers;
+       var fails$p = fails$S;
+
+       var UNSUPPORTED_Y$1 = stickyHelpers$1.UNSUPPORTED_Y;
+       var MAX_UINT32 = 0xFFFFFFFF;
+       var min$4 = Math.min;
+       var $push = [].push;
+       var exec$4 = uncurryThis$p(/./.exec);
+       var push$5 = uncurryThis$p($push);
+       var stringSlice$5 = uncurryThis$p(''.slice);
+
+       // Chrome 51 has a buggy "split" implementation when RegExp#exec !== nativeExec
+       // Weex JS has frozen built-in prototypes, so use try / catch wrapper
+       var SPLIT_WORKS_WITH_OVERWRITTEN_EXEC = !fails$p(function () {
+         // eslint-disable-next-line regexp/no-empty-group -- required for testing
+         var re = /(?:)/;
+         var originalExec = re.exec;
+         re.exec = function () { return originalExec.apply(this, arguments); };
+         var result = 'ab'.split(re);
+         return result.length !== 2 || result[0] !== 'a' || result[1] !== 'b';
+       });
+
+       // @@split logic
+       fixRegExpWellKnownSymbolLogic$2('split', function (SPLIT, nativeSplit, maybeCallNative) {
+         var internalSplit;
+         if (
+           'abbc'.split(/(b)*/)[1] == 'c' ||
+           // eslint-disable-next-line regexp/no-empty-group -- required for testing
+           'test'.split(/(?:)/, -1).length != 4 ||
+           'ab'.split(/(?:ab)*/).length != 2 ||
+           '.'.split(/(.?)(.?)/).length != 4 ||
+           // eslint-disable-next-line regexp/no-empty-capturing-group, regexp/no-empty-group -- required for testing
+           '.'.split(/()()/).length > 1 ||
+           ''.split(/.?/).length
+         ) {
+           // based on es5-shim implementation, need to rework it
+           internalSplit = function (separator, limit) {
+             var string = toString$e(requireObjectCoercible$9(this));
+             var lim = limit === undefined ? MAX_UINT32 : limit >>> 0;
+             if (lim === 0) return [];
+             if (separator === undefined) return [string];
+             // If `separator` is not a regex, use native split
+             if (!isRegExp$2(separator)) {
+               return call$7(nativeSplit, string, separator, lim);
+             }
+             var output = [];
+             var flags = (separator.ignoreCase ? 'i' : '') +
+                         (separator.multiline ? 'm' : '') +
+                         (separator.unicode ? 'u' : '') +
+                         (separator.sticky ? 'y' : '');
+             var lastLastIndex = 0;
+             // Make `global` and avoid `lastIndex` issues by working with a copy
+             var separatorCopy = new RegExp(separator.source, flags + 'g');
+             var match, lastIndex, lastLength;
+             while (match = call$7(regexpExec, separatorCopy, string)) {
+               lastIndex = separatorCopy.lastIndex;
+               if (lastIndex > lastLastIndex) {
+                 push$5(output, stringSlice$5(string, lastLastIndex, match.index));
+                 if (match.length > 1 && match.index < string.length) apply$2($push, output, arraySlice$4(match, 1));
+                 lastLength = match[0].length;
+                 lastLastIndex = lastIndex;
+                 if (output.length >= lim) break;
+               }
+               if (separatorCopy.lastIndex === match.index) separatorCopy.lastIndex++; // Avoid an infinite loop
+             }
+             if (lastLastIndex === string.length) {
+               if (lastLength || !exec$4(separatorCopy, '')) push$5(output, '');
+             } else push$5(output, stringSlice$5(string, lastLastIndex));
+             return output.length > lim ? arraySlice$4(output, 0, lim) : output;
+           };
+         // Chakra, V8
+         } else if ('0'.split(undefined, 0).length) {
+           internalSplit = function (separator, limit) {
+             return separator === undefined && limit === 0 ? [] : call$7(nativeSplit, this, separator, limit);
+           };
+         } else internalSplit = nativeSplit;
+
+         return [
+           // `String.prototype.split` method
+           // https://tc39.es/ecma262/#sec-string.prototype.split
+           function split(separator, limit) {
+             var O = requireObjectCoercible$9(this);
+             var splitter = separator == undefined ? undefined : getMethod$2(separator, SPLIT);
+             return splitter
+               ? call$7(splitter, separator, O, limit)
+               : call$7(internalSplit, toString$e(O), separator, limit);
+           },
+           // `RegExp.prototype[@@split]` method
+           // https://tc39.es/ecma262/#sec-regexp.prototype-@@split
+           //
+           // NOTE: This cannot be properly polyfilled in engines that don't support
+           // the 'y' flag.
+           function (string, limit) {
+             var rx = anObject$5(this);
+             var S = toString$e(string);
+             var res = maybeCallNative(internalSplit, rx, S, limit, internalSplit !== nativeSplit);
+
+             if (res.done) return res.value;
+
+             var C = speciesConstructor$1(rx, RegExp);
+
+             var unicodeMatching = rx.unicode;
+             var flags = (rx.ignoreCase ? 'i' : '') +
+                         (rx.multiline ? 'm' : '') +
+                         (rx.unicode ? 'u' : '') +
+                         (UNSUPPORTED_Y$1 ? 'g' : 'y');
+
+             // ^(? + rx + ) is needed, in combination with some S slicing, to
+             // simulate the 'y' flag.
+             var splitter = new C(UNSUPPORTED_Y$1 ? '^(?:' + rx.source + ')' : rx, flags);
+             var lim = limit === undefined ? MAX_UINT32 : limit >>> 0;
+             if (lim === 0) return [];
+             if (S.length === 0) return callRegExpExec(splitter, S) === null ? [S] : [];
+             var p = 0;
+             var q = 0;
+             var A = [];
+             while (q < S.length) {
+               splitter.lastIndex = UNSUPPORTED_Y$1 ? 0 : q;
+               var z = callRegExpExec(splitter, UNSUPPORTED_Y$1 ? stringSlice$5(S, q) : S);
+               var e;
+               if (
+                 z === null ||
+                 (e = min$4(toLength$4(splitter.lastIndex + (UNSUPPORTED_Y$1 ? q : 0)), S.length)) === p
+               ) {
+                 q = advanceStringIndex$1(S, q, unicodeMatching);
+               } else {
+                 push$5(A, stringSlice$5(S, p, q));
+                 if (A.length === lim) return A;
+                 for (var i = 1; i <= z.length - 1; i++) {
+                   push$5(A, z[i]);
+                   if (A.length === lim) return A;
+                 }
+                 q = p = e;
+               }
              }
+             push$5(A, stringSlice$5(S, p));
+             return A;
            }
-           return '[' + result + ']';
-         } return host;
+         ];
+       }, !SPLIT_WORKS_WITH_OVERWRITTEN_EXEC, UNSUPPORTED_Y$1);
+
+       // a string of all valid unicode whitespaces
+       var whitespaces$4 = '\u0009\u000A\u000B\u000C\u000D\u0020\u00A0\u1680\u2000\u2001\u2002' +
+         '\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028\u2029\uFEFF';
+
+       var uncurryThis$o = functionUncurryThis;
+       var requireObjectCoercible$8 = requireObjectCoercible$e;
+       var toString$d = toString$k;
+       var whitespaces$3 = whitespaces$4;
+
+       var replace$4 = uncurryThis$o(''.replace);
+       var whitespace = '[' + whitespaces$3 + ']';
+       var ltrim = RegExp('^' + whitespace + whitespace + '*');
+       var rtrim$2 = RegExp(whitespace + whitespace + '*$');
+
+       // `String.prototype.{ trim, trimStart, trimEnd, trimLeft, trimRight }` methods implementation
+       var createMethod$2 = function (TYPE) {
+         return function ($this) {
+           var string = toString$d(requireObjectCoercible$8($this));
+           if (TYPE & 1) string = replace$4(string, ltrim, '');
+           if (TYPE & 2) string = replace$4(string, rtrim$2, '');
+           return string;
+         };
        };
 
-       var C0ControlPercentEncodeSet = {};
-       var fragmentPercentEncodeSet = objectAssign({}, C0ControlPercentEncodeSet, {
-         ' ': 1, '"': 1, '<': 1, '>': 1, '`': 1
-       });
-       var pathPercentEncodeSet = objectAssign({}, fragmentPercentEncodeSet, {
-         '#': 1, '?': 1, '{': 1, '}': 1
+       var stringTrim = {
+         // `String.prototype.{ trimLeft, trimStart }` methods
+         // https://tc39.es/ecma262/#sec-string.prototype.trimstart
+         start: createMethod$2(1),
+         // `String.prototype.{ trimRight, trimEnd }` methods
+         // https://tc39.es/ecma262/#sec-string.prototype.trimend
+         end: createMethod$2(2),
+         // `String.prototype.trim` method
+         // https://tc39.es/ecma262/#sec-string.prototype.trim
+         trim: createMethod$2(3)
+       };
+
+       var PROPER_FUNCTION_NAME = functionName.PROPER;
+       var fails$o = fails$S;
+       var whitespaces$2 = whitespaces$4;
+
+       var non = '\u200B\u0085\u180E';
+
+       // check that a method works with the correct list
+       // of whitespaces and has a correct name
+       var stringTrimForced = function (METHOD_NAME) {
+         return fails$o(function () {
+           return !!whitespaces$2[METHOD_NAME]()
+             || non[METHOD_NAME]() !== non
+             || (PROPER_FUNCTION_NAME && whitespaces$2[METHOD_NAME].name !== METHOD_NAME);
+         });
+       };
+
+       var $$W = _export;
+       var $trim = stringTrim.trim;
+       var forcedStringTrimMethod$2 = stringTrimForced;
+
+       // `String.prototype.trim` method
+       // https://tc39.es/ecma262/#sec-string.prototype.trim
+       $$W({ target: 'String', proto: true, forced: forcedStringTrimMethod$2('trim') }, {
+         trim: function trim() {
+           return $trim(this);
+         }
        });
-       var userinfoPercentEncodeSet = objectAssign({}, pathPercentEncodeSet, {
-         '/': 1, ':': 1, ';': 1, '=': 1, '@': 1, '[': 1, '\\': 1, ']': 1, '^': 1, '|': 1
+
+       var DESCRIPTORS$b = descriptors;
+       var FUNCTION_NAME_EXISTS = functionName.EXISTS;
+       var uncurryThis$n = functionUncurryThis;
+       var defineProperty$5 = objectDefineProperty.f;
+
+       var FunctionPrototype = Function.prototype;
+       var functionToString = uncurryThis$n(FunctionPrototype.toString);
+       var nameRE = /^\s*function ([^ (]*)/;
+       var regExpExec$2 = uncurryThis$n(nameRE.exec);
+       var NAME = 'name';
+
+       // Function instances `.name` property
+       // https://tc39.es/ecma262/#sec-function-instances-name
+       if (DESCRIPTORS$b && !FUNCTION_NAME_EXISTS) {
+         defineProperty$5(FunctionPrototype, NAME, {
+           configurable: true,
+           get: function () {
+             try {
+               return regExpExec$2(nameRE, functionToString(this))[1];
+             } catch (error) {
+               return '';
+             }
+           }
+         });
+       }
+
+       var $$V = _export;
+       var DESCRIPTORS$a = descriptors;
+       var create$5 = objectCreate;
+
+       // `Object.create` method
+       // https://tc39.es/ecma262/#sec-object.create
+       $$V({ target: 'Object', stat: true, sham: !DESCRIPTORS$a }, {
+         create: create$5
        });
 
-       var percentEncode = function (char, set) {
-         var code = codeAt(char, 0);
-         return code > 0x20 && code < 0x7F && !has(set, char) ? char : encodeURIComponent(char);
+       var $$U = _export;
+       var global$l = global$1m;
+       var apply$1 = functionApply;
+       var isCallable$2 = isCallable$r;
+       var userAgent$1 = engineUserAgent;
+       var arraySlice$3 = arraySlice$c;
+
+       var MSIE = /MSIE .\./.test(userAgent$1); // <- dirty ie9- check
+       var Function$2 = global$l.Function;
+
+       var wrap$1 = function (scheduler) {
+         return function (handler, timeout /* , ...arguments */) {
+           var boundArgs = arguments.length > 2;
+           var args = boundArgs ? arraySlice$3(arguments, 2) : undefined;
+           return scheduler(boundArgs ? function () {
+             apply$1(isCallable$2(handler) ? handler : Function$2(handler), this, args);
+           } : handler, timeout);
+         };
        };
 
-       var specialSchemes = {
-         ftp: 21,
-         file: null,
-         http: 80,
-         https: 443,
-         ws: 80,
-         wss: 443
+       // ie9- setTimeout & setInterval additional parameters fix
+       // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#timers
+       $$U({ global: true, bind: true, forced: MSIE }, {
+         // `setTimeout` method
+         // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-settimeout
+         setTimeout: wrap$1(global$l.setTimeout),
+         // `setInterval` method
+         // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-setinterval
+         setInterval: wrap$1(global$l.setInterval)
+       });
+
+       var global$k = typeof globalThis !== 'undefined' && globalThis || typeof self !== 'undefined' && self || typeof global$k !== 'undefined' && global$k;
+       var support = {
+         searchParams: 'URLSearchParams' in global$k,
+         iterable: 'Symbol' in global$k && 'iterator' in Symbol,
+         blob: 'FileReader' in global$k && 'Blob' in global$k && function () {
+           try {
+             new Blob();
+             return true;
+           } catch (e) {
+             return false;
+           }
+         }(),
+         formData: 'FormData' in global$k,
+         arrayBuffer: 'ArrayBuffer' in global$k
        };
 
-       var isSpecial = function (url) {
-         return has(specialSchemes, url.scheme);
+       function isDataView(obj) {
+         return obj && DataView.prototype.isPrototypeOf(obj);
+       }
+
+       if (support.arrayBuffer) {
+         var viewClasses = ['[object Int8Array]', '[object Uint8Array]', '[object Uint8ClampedArray]', '[object Int16Array]', '[object Uint16Array]', '[object Int32Array]', '[object Uint32Array]', '[object Float32Array]', '[object Float64Array]'];
+
+         var isArrayBufferView = ArrayBuffer.isView || function (obj) {
+           return obj && viewClasses.indexOf(Object.prototype.toString.call(obj)) > -1;
+         };
+       }
+
+       function normalizeName(name) {
+         if (typeof name !== 'string') {
+           name = String(name);
+         }
+
+         if (/[^a-z0-9\-#$%&'*+.^_`|~!]/i.test(name) || name === '') {
+           throw new TypeError('Invalid character in header field name: "' + name + '"');
+         }
+
+         return name.toLowerCase();
+       }
+
+       function normalizeValue(value) {
+         if (typeof value !== 'string') {
+           value = String(value);
+         }
+
+         return value;
+       } // Build a destructive iterator for the value list
+
+
+       function iteratorFor(items) {
+         var iterator = {
+           next: function next() {
+             var value = items.shift();
+             return {
+               done: value === undefined,
+               value: value
+             };
+           }
+         };
+
+         if (support.iterable) {
+           iterator[Symbol.iterator] = function () {
+             return iterator;
+           };
+         }
+
+         return iterator;
+       }
+
+       function Headers(headers) {
+         this.map = {};
+
+         if (headers instanceof Headers) {
+           headers.forEach(function (value, name) {
+             this.append(name, value);
+           }, this);
+         } else if (Array.isArray(headers)) {
+           headers.forEach(function (header) {
+             this.append(header[0], header[1]);
+           }, this);
+         } else if (headers) {
+           Object.getOwnPropertyNames(headers).forEach(function (name) {
+             this.append(name, headers[name]);
+           }, this);
+         }
+       }
+
+       Headers.prototype.append = function (name, value) {
+         name = normalizeName(name);
+         value = normalizeValue(value);
+         var oldValue = this.map[name];
+         this.map[name] = oldValue ? oldValue + ', ' + value : value;
        };
 
-       var includesCredentials = function (url) {
-         return url.username != '' || url.password != '';
+       Headers.prototype['delete'] = function (name) {
+         delete this.map[normalizeName(name)];
        };
 
-       var cannotHaveUsernamePasswordPort = function (url) {
-         return !url.host || url.cannotBeABaseURL || url.scheme == 'file';
+       Headers.prototype.get = function (name) {
+         name = normalizeName(name);
+         return this.has(name) ? this.map[name] : null;
        };
 
-       var isWindowsDriveLetter = function (string, normalized) {
-         var second;
-         return string.length == 2 && ALPHA.test(string.charAt(0))
-           && ((second = string.charAt(1)) == ':' || (!normalized && second == '|'));
+       Headers.prototype.has = function (name) {
+         return this.map.hasOwnProperty(normalizeName(name));
        };
 
-       var startsWithWindowsDriveLetter = function (string) {
-         var third;
-         return string.length > 1 && isWindowsDriveLetter(string.slice(0, 2)) && (
-           string.length == 2 ||
-           ((third = string.charAt(2)) === '/' || third === '\\' || third === '?' || third === '#')
-         );
+       Headers.prototype.set = function (name, value) {
+         this.map[normalizeName(name)] = normalizeValue(value);
        };
 
-       var shortenURLsPath = function (url) {
-         var path = url.path;
-         var pathSize = path.length;
-         if (pathSize && (url.scheme != 'file' || pathSize != 1 || !isWindowsDriveLetter(path[0], true))) {
-           path.pop();
+       Headers.prototype.forEach = function (callback, thisArg) {
+         for (var name in this.map) {
+           if (this.map.hasOwnProperty(name)) {
+             callback.call(thisArg, this.map[name], name, this);
+           }
          }
        };
 
-       var isSingleDot = function (segment) {
-         return segment === '.' || segment.toLowerCase() === '%2e';
+       Headers.prototype.keys = function () {
+         var items = [];
+         this.forEach(function (value, name) {
+           items.push(name);
+         });
+         return iteratorFor(items);
        };
 
-       var isDoubleDot = function (segment) {
-         segment = segment.toLowerCase();
-         return segment === '..' || segment === '%2e.' || segment === '.%2e' || segment === '%2e%2e';
+       Headers.prototype.values = function () {
+         var items = [];
+         this.forEach(function (value) {
+           items.push(value);
+         });
+         return iteratorFor(items);
        };
 
-       // States:
-       var SCHEME_START = {};
-       var SCHEME = {};
-       var NO_SCHEME = {};
-       var SPECIAL_RELATIVE_OR_AUTHORITY = {};
-       var PATH_OR_AUTHORITY = {};
-       var RELATIVE = {};
-       var RELATIVE_SLASH = {};
-       var SPECIAL_AUTHORITY_SLASHES = {};
-       var SPECIAL_AUTHORITY_IGNORE_SLASHES = {};
-       var AUTHORITY = {};
-       var HOST = {};
-       var HOSTNAME = {};
-       var PORT = {};
-       var FILE = {};
-       var FILE_SLASH = {};
-       var FILE_HOST = {};
-       var PATH_START = {};
-       var PATH = {};
-       var CANNOT_BE_A_BASE_URL_PATH = {};
-       var QUERY = {};
-       var FRAGMENT = {};
+       Headers.prototype.entries = function () {
+         var items = [];
+         this.forEach(function (value, name) {
+           items.push([name, value]);
+         });
+         return iteratorFor(items);
+       };
 
-       // eslint-disable-next-line max-statements -- TODO
-       var parseURL = function (url, input, stateOverride, base) {
-         var state = stateOverride || SCHEME_START;
-         var pointer = 0;
-         var buffer = '';
-         var seenAt = false;
-         var seenBracket = false;
-         var seenPasswordToken = false;
-         var codePoints, char, bufferCodePoints, failure;
+       if (support.iterable) {
+         Headers.prototype[Symbol.iterator] = Headers.prototype.entries;
+       }
 
-         if (!stateOverride) {
-           url.scheme = '';
-           url.username = '';
-           url.password = '';
-           url.host = null;
-           url.port = null;
-           url.path = [];
-           url.query = null;
-           url.fragment = null;
-           url.cannotBeABaseURL = false;
-           input = input.replace(LEADING_AND_TRAILING_C0_CONTROL_OR_SPACE, '');
+       function consumed(body) {
+         if (body.bodyUsed) {
+           return Promise.reject(new TypeError('Already read'));
          }
 
-         input = input.replace(TAB_AND_NEW_LINE, '');
+         body.bodyUsed = true;
+       }
 
-         codePoints = arrayFrom(input);
+       function fileReaderReady(reader) {
+         return new Promise(function (resolve, reject) {
+           reader.onload = function () {
+             resolve(reader.result);
+           };
 
-         while (pointer <= codePoints.length) {
-           char = codePoints[pointer];
-           switch (state) {
-             case SCHEME_START:
-               if (char && ALPHA.test(char)) {
-                 buffer += char.toLowerCase();
-                 state = SCHEME;
-               } else if (!stateOverride) {
-                 state = NO_SCHEME;
-                 continue;
-               } else return INVALID_SCHEME;
-               break;
+           reader.onerror = function () {
+             reject(reader.error);
+           };
+         });
+       }
 
-             case SCHEME:
-               if (char && (ALPHANUMERIC.test(char) || char == '+' || char == '-' || char == '.')) {
-                 buffer += char.toLowerCase();
-               } else if (char == ':') {
-                 if (stateOverride && (
-                   (isSpecial(url) != has(specialSchemes, buffer)) ||
-                   (buffer == 'file' && (includesCredentials(url) || url.port !== null)) ||
-                   (url.scheme == 'file' && !url.host)
-                 )) return;
-                 url.scheme = buffer;
-                 if (stateOverride) {
-                   if (isSpecial(url) && specialSchemes[url.scheme] == url.port) url.port = null;
-                   return;
-                 }
-                 buffer = '';
-                 if (url.scheme == 'file') {
-                   state = FILE;
-                 } else if (isSpecial(url) && base && base.scheme == url.scheme) {
-                   state = SPECIAL_RELATIVE_OR_AUTHORITY;
-                 } else if (isSpecial(url)) {
-                   state = SPECIAL_AUTHORITY_SLASHES;
-                 } else if (codePoints[pointer + 1] == '/') {
-                   state = PATH_OR_AUTHORITY;
-                   pointer++;
-                 } else {
-                   url.cannotBeABaseURL = true;
-                   url.path.push('');
-                   state = CANNOT_BE_A_BASE_URL_PATH;
-                 }
-               } else if (!stateOverride) {
-                 buffer = '';
-                 state = NO_SCHEME;
-                 pointer = 0;
-                 continue;
-               } else return INVALID_SCHEME;
-               break;
+       function readBlobAsArrayBuffer(blob) {
+         var reader = new FileReader();
+         var promise = fileReaderReady(reader);
+         reader.readAsArrayBuffer(blob);
+         return promise;
+       }
 
-             case NO_SCHEME:
-               if (!base || (base.cannotBeABaseURL && char != '#')) return INVALID_SCHEME;
-               if (base.cannotBeABaseURL && char == '#') {
-                 url.scheme = base.scheme;
-                 url.path = base.path.slice();
-                 url.query = base.query;
-                 url.fragment = '';
-                 url.cannotBeABaseURL = true;
-                 state = FRAGMENT;
-                 break;
-               }
-               state = base.scheme == 'file' ? FILE : RELATIVE;
-               continue;
+       function readBlobAsText(blob) {
+         var reader = new FileReader();
+         var promise = fileReaderReady(reader);
+         reader.readAsText(blob);
+         return promise;
+       }
 
-             case SPECIAL_RELATIVE_OR_AUTHORITY:
-               if (char == '/' && codePoints[pointer + 1] == '/') {
-                 state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
-                 pointer++;
-               } else {
-                 state = RELATIVE;
-                 continue;
-               } break;
+       function readArrayBufferAsText(buf) {
+         var view = new Uint8Array(buf);
+         var chars = new Array(view.length);
 
-             case PATH_OR_AUTHORITY:
-               if (char == '/') {
-                 state = AUTHORITY;
-                 break;
-               } else {
-                 state = PATH;
-                 continue;
-               }
+         for (var i = 0; i < view.length; i++) {
+           chars[i] = String.fromCharCode(view[i]);
+         }
 
-             case RELATIVE:
-               url.scheme = base.scheme;
-               if (char == EOF) {
-                 url.username = base.username;
-                 url.password = base.password;
-                 url.host = base.host;
-                 url.port = base.port;
-                 url.path = base.path.slice();
-                 url.query = base.query;
-               } else if (char == '/' || (char == '\\' && isSpecial(url))) {
-                 state = RELATIVE_SLASH;
-               } else if (char == '?') {
-                 url.username = base.username;
-                 url.password = base.password;
-                 url.host = base.host;
-                 url.port = base.port;
-                 url.path = base.path.slice();
-                 url.query = '';
-                 state = QUERY;
-               } else if (char == '#') {
-                 url.username = base.username;
-                 url.password = base.password;
-                 url.host = base.host;
-                 url.port = base.port;
-                 url.path = base.path.slice();
-                 url.query = base.query;
-                 url.fragment = '';
-                 state = FRAGMENT;
-               } else {
-                 url.username = base.username;
-                 url.password = base.password;
-                 url.host = base.host;
-                 url.port = base.port;
-                 url.path = base.path.slice();
-                 url.path.pop();
-                 state = PATH;
-                 continue;
-               } break;
+         return chars.join('');
+       }
 
-             case RELATIVE_SLASH:
-               if (isSpecial(url) && (char == '/' || char == '\\')) {
-                 state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
-               } else if (char == '/') {
-                 state = AUTHORITY;
-               } else {
-                 url.username = base.username;
-                 url.password = base.password;
-                 url.host = base.host;
-                 url.port = base.port;
-                 state = PATH;
-                 continue;
-               } break;
+       function bufferClone(buf) {
+         if (buf.slice) {
+           return buf.slice(0);
+         } else {
+           var view = new Uint8Array(buf.byteLength);
+           view.set(new Uint8Array(buf));
+           return view.buffer;
+         }
+       }
 
-             case SPECIAL_AUTHORITY_SLASHES:
-               state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
-               if (char != '/' || buffer.charAt(pointer + 1) != '/') continue;
-               pointer++;
-               break;
+       function Body() {
+         this.bodyUsed = false;
 
-             case SPECIAL_AUTHORITY_IGNORE_SLASHES:
-               if (char != '/' && char != '\\') {
-                 state = AUTHORITY;
-                 continue;
-               } break;
+         this._initBody = function (body) {
+           /*
+             fetch-mock wraps the Response object in an ES6 Proxy to
+             provide useful test harness features such as flush. However, on
+             ES5 browsers without fetch or Proxy support pollyfills must be used;
+             the proxy-pollyfill is unable to proxy an attribute unless it exists
+             on the object before the Proxy is created. This change ensures
+             Response.bodyUsed exists on the instance, while maintaining the
+             semantic of setting Request.bodyUsed in the constructor before
+             _initBody is called.
+           */
+           this.bodyUsed = this.bodyUsed;
+           this._bodyInit = body;
 
-             case AUTHORITY:
-               if (char == '@') {
-                 if (seenAt) buffer = '%40' + buffer;
-                 seenAt = true;
-                 bufferCodePoints = arrayFrom(buffer);
-                 for (var i = 0; i < bufferCodePoints.length; i++) {
-                   var codePoint = bufferCodePoints[i];
-                   if (codePoint == ':' && !seenPasswordToken) {
-                     seenPasswordToken = true;
-                     continue;
-                   }
-                   var encodedCodePoints = percentEncode(codePoint, userinfoPercentEncodeSet);
-                   if (seenPasswordToken) url.password += encodedCodePoints;
-                   else url.username += encodedCodePoints;
-                 }
-                 buffer = '';
-               } else if (
-                 char == EOF || char == '/' || char == '?' || char == '#' ||
-                 (char == '\\' && isSpecial(url))
-               ) {
-                 if (seenAt && buffer == '') return INVALID_AUTHORITY;
-                 pointer -= arrayFrom(buffer).length + 1;
-                 buffer = '';
-                 state = HOST;
-               } else buffer += char;
-               break;
+           if (!body) {
+             this._bodyText = '';
+           } else if (typeof body === 'string') {
+             this._bodyText = body;
+           } else if (support.blob && Blob.prototype.isPrototypeOf(body)) {
+             this._bodyBlob = body;
+           } else if (support.formData && FormData.prototype.isPrototypeOf(body)) {
+             this._bodyFormData = body;
+           } else if (support.searchParams && URLSearchParams.prototype.isPrototypeOf(body)) {
+             this._bodyText = body.toString();
+           } else if (support.arrayBuffer && support.blob && isDataView(body)) {
+             this._bodyArrayBuffer = bufferClone(body.buffer); // IE 10-11 can't handle a DataView body.
 
-             case HOST:
-             case HOSTNAME:
-               if (stateOverride && url.scheme == 'file') {
-                 state = FILE_HOST;
-                 continue;
-               } else if (char == ':' && !seenBracket) {
-                 if (buffer == '') return INVALID_HOST;
-                 failure = parseHost(url, buffer);
-                 if (failure) return failure;
-                 buffer = '';
-                 state = PORT;
-                 if (stateOverride == HOSTNAME) return;
-               } else if (
-                 char == EOF || char == '/' || char == '?' || char == '#' ||
-                 (char == '\\' && isSpecial(url))
-               ) {
-                 if (isSpecial(url) && buffer == '') return INVALID_HOST;
-                 if (stateOverride && buffer == '' && (includesCredentials(url) || url.port !== null)) return;
-                 failure = parseHost(url, buffer);
-                 if (failure) return failure;
-                 buffer = '';
-                 state = PATH_START;
-                 if (stateOverride) return;
-                 continue;
-               } else {
-                 if (char == '[') seenBracket = true;
-                 else if (char == ']') seenBracket = false;
-                 buffer += char;
-               } break;
+             this._bodyInit = new Blob([this._bodyArrayBuffer]);
+           } else if (support.arrayBuffer && (ArrayBuffer.prototype.isPrototypeOf(body) || isArrayBufferView(body))) {
+             this._bodyArrayBuffer = bufferClone(body);
+           } else {
+             this._bodyText = body = Object.prototype.toString.call(body);
+           }
 
-             case PORT:
-               if (DIGIT.test(char)) {
-                 buffer += char;
-               } else if (
-                 char == EOF || char == '/' || char == '?' || char == '#' ||
-                 (char == '\\' && isSpecial(url)) ||
-                 stateOverride
-               ) {
-                 if (buffer != '') {
-                   var port = parseInt(buffer, 10);
-                   if (port > 0xFFFF) return INVALID_PORT;
-                   url.port = (isSpecial(url) && port === specialSchemes[url.scheme]) ? null : port;
-                   buffer = '';
-                 }
-                 if (stateOverride) return;
-                 state = PATH_START;
-                 continue;
-               } else return INVALID_PORT;
-               break;
+           if (!this.headers.get('content-type')) {
+             if (typeof body === 'string') {
+               this.headers.set('content-type', 'text/plain;charset=UTF-8');
+             } else if (this._bodyBlob && this._bodyBlob.type) {
+               this.headers.set('content-type', this._bodyBlob.type);
+             } else if (support.searchParams && URLSearchParams.prototype.isPrototypeOf(body)) {
+               this.headers.set('content-type', 'application/x-www-form-urlencoded;charset=UTF-8');
+             }
+           }
+         };
 
-             case FILE:
-               url.scheme = 'file';
-               if (char == '/' || char == '\\') state = FILE_SLASH;
-               else if (base && base.scheme == 'file') {
-                 if (char == EOF) {
-                   url.host = base.host;
-                   url.path = base.path.slice();
-                   url.query = base.query;
-                 } else if (char == '?') {
-                   url.host = base.host;
-                   url.path = base.path.slice();
-                   url.query = '';
-                   state = QUERY;
-                 } else if (char == '#') {
-                   url.host = base.host;
-                   url.path = base.path.slice();
-                   url.query = base.query;
-                   url.fragment = '';
-                   state = FRAGMENT;
-                 } else {
-                   if (!startsWithWindowsDriveLetter(codePoints.slice(pointer).join(''))) {
-                     url.host = base.host;
-                     url.path = base.path.slice();
-                     shortenURLsPath(url);
-                   }
-                   state = PATH;
-                   continue;
-                 }
-               } else {
-                 state = PATH;
-                 continue;
-               } break;
+         if (support.blob) {
+           this.blob = function () {
+             var rejected = consumed(this);
 
-             case FILE_SLASH:
-               if (char == '/' || char == '\\') {
-                 state = FILE_HOST;
-                 break;
-               }
-               if (base && base.scheme == 'file' && !startsWithWindowsDriveLetter(codePoints.slice(pointer).join(''))) {
-                 if (isWindowsDriveLetter(base.path[0], true)) url.path.push(base.path[0]);
-                 else url.host = base.host;
-               }
-               state = PATH;
-               continue;
+             if (rejected) {
+               return rejected;
+             }
 
-             case FILE_HOST:
-               if (char == EOF || char == '/' || char == '\\' || char == '?' || char == '#') {
-                 if (!stateOverride && isWindowsDriveLetter(buffer)) {
-                   state = PATH;
-                 } else if (buffer == '') {
-                   url.host = '';
-                   if (stateOverride) return;
-                   state = PATH_START;
-                 } else {
-                   failure = parseHost(url, buffer);
-                   if (failure) return failure;
-                   if (url.host == 'localhost') url.host = '';
-                   if (stateOverride) return;
-                   buffer = '';
-                   state = PATH_START;
-                 } continue;
-               } else buffer += char;
-               break;
+             if (this._bodyBlob) {
+               return Promise.resolve(this._bodyBlob);
+             } else if (this._bodyArrayBuffer) {
+               return Promise.resolve(new Blob([this._bodyArrayBuffer]));
+             } else if (this._bodyFormData) {
+               throw new Error('could not read FormData body as blob');
+             } else {
+               return Promise.resolve(new Blob([this._bodyText]));
+             }
+           };
 
-             case PATH_START:
-               if (isSpecial(url)) {
-                 state = PATH;
-                 if (char != '/' && char != '\\') continue;
-               } else if (!stateOverride && char == '?') {
-                 url.query = '';
-                 state = QUERY;
-               } else if (!stateOverride && char == '#') {
-                 url.fragment = '';
-                 state = FRAGMENT;
-               } else if (char != EOF) {
-                 state = PATH;
-                 if (char != '/') continue;
-               } break;
+           this.arrayBuffer = function () {
+             if (this._bodyArrayBuffer) {
+               var isConsumed = consumed(this);
 
-             case PATH:
-               if (
-                 char == EOF || char == '/' ||
-                 (char == '\\' && isSpecial(url)) ||
-                 (!stateOverride && (char == '?' || char == '#'))
-               ) {
-                 if (isDoubleDot(buffer)) {
-                   shortenURLsPath(url);
-                   if (char != '/' && !(char == '\\' && isSpecial(url))) {
-                     url.path.push('');
-                   }
-                 } else if (isSingleDot(buffer)) {
-                   if (char != '/' && !(char == '\\' && isSpecial(url))) {
-                     url.path.push('');
-                   }
-                 } else {
-                   if (url.scheme == 'file' && !url.path.length && isWindowsDriveLetter(buffer)) {
-                     if (url.host) url.host = '';
-                     buffer = buffer.charAt(0) + ':'; // normalize windows drive letter
-                   }
-                   url.path.push(buffer);
-                 }
-                 buffer = '';
-                 if (url.scheme == 'file' && (char == EOF || char == '?' || char == '#')) {
-                   while (url.path.length > 1 && url.path[0] === '') {
-                     url.path.shift();
-                   }
-                 }
-                 if (char == '?') {
-                   url.query = '';
-                   state = QUERY;
-                 } else if (char == '#') {
-                   url.fragment = '';
-                   state = FRAGMENT;
-                 }
+               if (isConsumed) {
+                 return isConsumed;
+               }
+
+               if (ArrayBuffer.isView(this._bodyArrayBuffer)) {
+                 return Promise.resolve(this._bodyArrayBuffer.buffer.slice(this._bodyArrayBuffer.byteOffset, this._bodyArrayBuffer.byteOffset + this._bodyArrayBuffer.byteLength));
                } else {
-                 buffer += percentEncode(char, pathPercentEncodeSet);
-               } break;
+                 return Promise.resolve(this._bodyArrayBuffer);
+               }
+             } else {
+               return this.blob().then(readBlobAsArrayBuffer);
+             }
+           };
+         }
 
-             case CANNOT_BE_A_BASE_URL_PATH:
-               if (char == '?') {
-                 url.query = '';
-                 state = QUERY;
-               } else if (char == '#') {
-                 url.fragment = '';
-                 state = FRAGMENT;
-               } else if (char != EOF) {
-                 url.path[0] += percentEncode(char, C0ControlPercentEncodeSet);
-               } break;
+         this.text = function () {
+           var rejected = consumed(this);
 
-             case QUERY:
-               if (!stateOverride && char == '#') {
-                 url.fragment = '';
-                 state = FRAGMENT;
-               } else if (char != EOF) {
-                 if (char == "'" && isSpecial(url)) url.query += '%27';
-                 else if (char == '#') url.query += '%23';
-                 else url.query += percentEncode(char, C0ControlPercentEncodeSet);
-               } break;
+           if (rejected) {
+             return rejected;
+           }
 
-             case FRAGMENT:
-               if (char != EOF) url.fragment += percentEncode(char, fragmentPercentEncodeSet);
-               break;
+           if (this._bodyBlob) {
+             return readBlobAsText(this._bodyBlob);
+           } else if (this._bodyArrayBuffer) {
+             return Promise.resolve(readArrayBufferAsText(this._bodyArrayBuffer));
+           } else if (this._bodyFormData) {
+             throw new Error('could not read FormData body as text');
+           } else {
+             return Promise.resolve(this._bodyText);
            }
+         };
 
-           pointer++;
+         if (support.formData) {
+           this.formData = function () {
+             return this.text().then(decode);
+           };
          }
-       };
 
-       // `URL` constructor
-       // https://url.spec.whatwg.org/#url-class
-       var URLConstructor = function URL(url /* , base */) {
-         var that = anInstance(this, URLConstructor, 'URL');
-         var base = arguments.length > 1 ? arguments[1] : undefined;
-         var urlString = String(url);
-         var state = setInternalState$6(that, { type: 'URL' });
-         var baseState, failure;
-         if (base !== undefined) {
-           if (base instanceof URLConstructor) baseState = getInternalURLState(base);
-           else {
-             failure = parseURL(baseState = {}, String(base));
-             if (failure) throw TypeError(failure);
-           }
-         }
-         failure = parseURL(state, urlString, null, baseState);
-         if (failure) throw TypeError(failure);
-         var searchParams = state.searchParams = new URLSearchParams$1();
-         var searchParamsState = getInternalSearchParamsState(searchParams);
-         searchParamsState.updateSearchParams(state.query);
-         searchParamsState.updateURL = function () {
-           state.query = String(searchParams) || null;
-         };
-         if (!descriptors) {
-           that.href = serializeURL.call(that);
-           that.origin = getOrigin.call(that);
-           that.protocol = getProtocol.call(that);
-           that.username = getUsername.call(that);
-           that.password = getPassword.call(that);
-           that.host = getHost.call(that);
-           that.hostname = getHostname.call(that);
-           that.port = getPort.call(that);
-           that.pathname = getPathname.call(that);
-           that.search = getSearch.call(that);
-           that.searchParams = getSearchParams.call(that);
-           that.hash = getHash.call(that);
+         this.json = function () {
+           return this.text().then(JSON.parse);
+         };
+
+         return this;
+       } // HTTP methods whose capitalization should be normalized
+
+
+       var methods = ['DELETE', 'GET', 'HEAD', 'OPTIONS', 'POST', 'PUT'];
+
+       function normalizeMethod(method) {
+         var upcased = method.toUpperCase();
+         return methods.indexOf(upcased) > -1 ? upcased : method;
+       }
+
+       function Request(input, options) {
+         if (!(this instanceof Request)) {
+           throw new TypeError('Please use the "new" operator, this DOM object constructor cannot be called as a function.');
          }
-       };
 
-       var URLPrototype = URLConstructor.prototype;
+         options = options || {};
+         var body = options.body;
 
-       var serializeURL = function () {
-         var url = getInternalURLState(this);
-         var scheme = url.scheme;
-         var username = url.username;
-         var password = url.password;
-         var host = url.host;
-         var port = url.port;
-         var path = url.path;
-         var query = url.query;
-         var fragment = url.fragment;
-         var output = scheme + ':';
-         if (host !== null) {
-           output += '//';
-           if (includesCredentials(url)) {
-             output += username + (password ? ':' + password : '') + '@';
+         if (input instanceof Request) {
+           if (input.bodyUsed) {
+             throw new TypeError('Already read');
            }
-           output += serializeHost(host);
-           if (port !== null) output += ':' + port;
-         } else if (scheme == 'file') output += '//';
-         output += url.cannotBeABaseURL ? path[0] : path.length ? '/' + path.join('/') : '';
-         if (query !== null) output += '?' + query;
-         if (fragment !== null) output += '#' + fragment;
-         return output;
-       };
 
-       var getOrigin = function () {
-         var url = getInternalURLState(this);
-         var scheme = url.scheme;
-         var port = url.port;
-         if (scheme == 'blob') try {
-           return new URL(scheme.path[0]).origin;
-         } catch (error) {
-           return 'null';
-         }
-         if (scheme == 'file' || !isSpecial(url)) return 'null';
-         return scheme + '://' + serializeHost(url.host) + (port !== null ? ':' + port : '');
-       };
+           this.url = input.url;
+           this.credentials = input.credentials;
 
-       var getProtocol = function () {
-         return getInternalURLState(this).scheme + ':';
-       };
+           if (!options.headers) {
+             this.headers = new Headers(input.headers);
+           }
 
-       var getUsername = function () {
-         return getInternalURLState(this).username;
-       };
+           this.method = input.method;
+           this.mode = input.mode;
+           this.signal = input.signal;
 
-       var getPassword = function () {
-         return getInternalURLState(this).password;
-       };
+           if (!body && input._bodyInit != null) {
+             body = input._bodyInit;
+             input.bodyUsed = true;
+           }
+         } else {
+           this.url = String(input);
+         }
 
-       var getHost = function () {
-         var url = getInternalURLState(this);
-         var host = url.host;
-         var port = url.port;
-         return host === null ? ''
-           : port === null ? serializeHost(host)
-           : serializeHost(host) + ':' + port;
-       };
+         this.credentials = options.credentials || this.credentials || 'same-origin';
 
-       var getHostname = function () {
-         var host = getInternalURLState(this).host;
-         return host === null ? '' : serializeHost(host);
-       };
+         if (options.headers || !this.headers) {
+           this.headers = new Headers(options.headers);
+         }
 
-       var getPort = function () {
-         var port = getInternalURLState(this).port;
-         return port === null ? '' : String(port);
-       };
+         this.method = normalizeMethod(options.method || this.method || 'GET');
+         this.mode = options.mode || this.mode || null;
+         this.signal = options.signal || this.signal;
+         this.referrer = null;
 
-       var getPathname = function () {
-         var url = getInternalURLState(this);
-         var path = url.path;
-         return url.cannotBeABaseURL ? path[0] : path.length ? '/' + path.join('/') : '';
-       };
+         if ((this.method === 'GET' || this.method === 'HEAD') && body) {
+           throw new TypeError('Body not allowed for GET or HEAD requests');
+         }
 
-       var getSearch = function () {
-         var query = getInternalURLState(this).query;
-         return query ? '?' + query : '';
-       };
+         this._initBody(body);
 
-       var getSearchParams = function () {
-         return getInternalURLState(this).searchParams;
-       };
+         if (this.method === 'GET' || this.method === 'HEAD') {
+           if (options.cache === 'no-store' || options.cache === 'no-cache') {
+             // Search for a '_' parameter in the query string
+             var reParamSearch = /([?&])_=[^&]*/;
 
-       var getHash = function () {
-         var fragment = getInternalURLState(this).fragment;
-         return fragment ? '#' + fragment : '';
+             if (reParamSearch.test(this.url)) {
+               // If it already exists then set the value with the current time
+               this.url = this.url.replace(reParamSearch, '$1_=' + new Date().getTime());
+             } else {
+               // Otherwise add a new '_' parameter to the end with the current time
+               var reQueryString = /\?/;
+               this.url += (reQueryString.test(this.url) ? '&' : '?') + '_=' + new Date().getTime();
+             }
+           }
+         }
+       }
+
+       Request.prototype.clone = function () {
+         return new Request(this, {
+           body: this._bodyInit
+         });
        };
 
-       var accessorDescriptor = function (getter, setter) {
-         return { get: getter, set: setter, configurable: true, enumerable: true };
-       };
-
-       if (descriptors) {
-         objectDefineProperties(URLPrototype, {
-           // `URL.prototype.href` accessors pair
-           // https://url.spec.whatwg.org/#dom-url-href
-           href: accessorDescriptor(serializeURL, function (href) {
-             var url = getInternalURLState(this);
-             var urlString = String(href);
-             var failure = parseURL(url, urlString);
-             if (failure) throw TypeError(failure);
-             getInternalSearchParamsState(url.searchParams).updateSearchParams(url.query);
-           }),
-           // `URL.prototype.origin` getter
-           // https://url.spec.whatwg.org/#dom-url-origin
-           origin: accessorDescriptor(getOrigin),
-           // `URL.prototype.protocol` accessors pair
-           // https://url.spec.whatwg.org/#dom-url-protocol
-           protocol: accessorDescriptor(getProtocol, function (protocol) {
-             var url = getInternalURLState(this);
-             parseURL(url, String(protocol) + ':', SCHEME_START);
-           }),
-           // `URL.prototype.username` accessors pair
-           // https://url.spec.whatwg.org/#dom-url-username
-           username: accessorDescriptor(getUsername, function (username) {
-             var url = getInternalURLState(this);
-             var codePoints = arrayFrom(String(username));
-             if (cannotHaveUsernamePasswordPort(url)) return;
-             url.username = '';
-             for (var i = 0; i < codePoints.length; i++) {
-               url.username += percentEncode(codePoints[i], userinfoPercentEncodeSet);
-             }
-           }),
-           // `URL.prototype.password` accessors pair
-           // https://url.spec.whatwg.org/#dom-url-password
-           password: accessorDescriptor(getPassword, function (password) {
-             var url = getInternalURLState(this);
-             var codePoints = arrayFrom(String(password));
-             if (cannotHaveUsernamePasswordPort(url)) return;
-             url.password = '';
-             for (var i = 0; i < codePoints.length; i++) {
-               url.password += percentEncode(codePoints[i], userinfoPercentEncodeSet);
-             }
-           }),
-           // `URL.prototype.host` accessors pair
-           // https://url.spec.whatwg.org/#dom-url-host
-           host: accessorDescriptor(getHost, function (host) {
-             var url = getInternalURLState(this);
-             if (url.cannotBeABaseURL) return;
-             parseURL(url, String(host), HOST);
-           }),
-           // `URL.prototype.hostname` accessors pair
-           // https://url.spec.whatwg.org/#dom-url-hostname
-           hostname: accessorDescriptor(getHostname, function (hostname) {
-             var url = getInternalURLState(this);
-             if (url.cannotBeABaseURL) return;
-             parseURL(url, String(hostname), HOSTNAME);
-           }),
-           // `URL.prototype.port` accessors pair
-           // https://url.spec.whatwg.org/#dom-url-port
-           port: accessorDescriptor(getPort, function (port) {
-             var url = getInternalURLState(this);
-             if (cannotHaveUsernamePasswordPort(url)) return;
-             port = String(port);
-             if (port == '') url.port = null;
-             else parseURL(url, port, PORT);
-           }),
-           // `URL.prototype.pathname` accessors pair
-           // https://url.spec.whatwg.org/#dom-url-pathname
-           pathname: accessorDescriptor(getPathname, function (pathname) {
-             var url = getInternalURLState(this);
-             if (url.cannotBeABaseURL) return;
-             url.path = [];
-             parseURL(url, pathname + '', PATH_START);
-           }),
-           // `URL.prototype.search` accessors pair
-           // https://url.spec.whatwg.org/#dom-url-search
-           search: accessorDescriptor(getSearch, function (search) {
-             var url = getInternalURLState(this);
-             search = String(search);
-             if (search == '') {
-               url.query = null;
-             } else {
-               if ('?' == search.charAt(0)) search = search.slice(1);
-               url.query = '';
-               parseURL(url, search, QUERY);
-             }
-             getInternalSearchParamsState(url.searchParams).updateSearchParams(url.query);
-           }),
-           // `URL.prototype.searchParams` getter
-           // https://url.spec.whatwg.org/#dom-url-searchparams
-           searchParams: accessorDescriptor(getSearchParams),
-           // `URL.prototype.hash` accessors pair
-           // https://url.spec.whatwg.org/#dom-url-hash
-           hash: accessorDescriptor(getHash, function (hash) {
-             var url = getInternalURLState(this);
-             hash = String(hash);
-             if (hash == '') {
-               url.fragment = null;
-               return;
-             }
-             if ('#' == hash.charAt(0)) hash = hash.slice(1);
-             url.fragment = '';
-             parseURL(url, hash, FRAGMENT);
-           })
+       function decode(body) {
+         var form = new FormData();
+         body.trim().split('&').forEach(function (bytes) {
+           if (bytes) {
+             var split = bytes.split('=');
+             var name = split.shift().replace(/\+/g, ' ');
+             var value = split.join('=').replace(/\+/g, ' ');
+             form.append(decodeURIComponent(name), decodeURIComponent(value));
+           }
          });
+         return form;
        }
 
-       // `URL.prototype.toJSON` method
-       // https://url.spec.whatwg.org/#dom-url-tojson
-       redefine(URLPrototype, 'toJSON', function toJSON() {
-         return serializeURL.call(this);
-       }, { enumerable: true });
+       function parseHeaders(rawHeaders) {
+         var headers = new Headers(); // Replace instances of \r\n and \n followed by at least one space or horizontal tab with a space
+         // https://tools.ietf.org/html/rfc7230#section-3.2
 
-       // `URL.prototype.toString` method
-       // https://url.spec.whatwg.org/#URL-stringification-behavior
-       redefine(URLPrototype, 'toString', function toString() {
-         return serializeURL.call(this);
-       }, { enumerable: true });
+         var preProcessedHeaders = rawHeaders.replace(/\r?\n[\t ]+/g, ' '); // Avoiding split via regex to work around a common IE11 bug with the core-js 3.6.0 regex polyfill
+         // https://github.com/github/fetch/issues/748
+         // https://github.com/zloirock/core-js/issues/751
 
-       if (NativeURL) {
-         var nativeCreateObjectURL = NativeURL.createObjectURL;
-         var nativeRevokeObjectURL = NativeURL.revokeObjectURL;
-         // `URL.createObjectURL` method
-         // https://developer.mozilla.org/en-US/docs/Web/API/URL/createObjectURL
-         // eslint-disable-next-line no-unused-vars -- required for `.length`
-         if (nativeCreateObjectURL) redefine(URLConstructor, 'createObjectURL', function createObjectURL(blob) {
-           return nativeCreateObjectURL.apply(NativeURL, arguments);
-         });
-         // `URL.revokeObjectURL` method
-         // https://developer.mozilla.org/en-US/docs/Web/API/URL/revokeObjectURL
-         // eslint-disable-next-line no-unused-vars -- required for `.length`
-         if (nativeRevokeObjectURL) redefine(URLConstructor, 'revokeObjectURL', function revokeObjectURL(url) {
-           return nativeRevokeObjectURL.apply(NativeURL, arguments);
+         preProcessedHeaders.split('\r').map(function (header) {
+           return header.indexOf('\n') === 0 ? header.substr(1, header.length) : header;
+         }).forEach(function (line) {
+           var parts = line.split(':');
+           var key = parts.shift().trim();
+
+           if (key) {
+             var value = parts.join(':').trim();
+             headers.append(key, value);
+           }
          });
+         return headers;
        }
 
-       setToStringTag(URLConstructor, 'URL');
+       Body.call(Request.prototype);
+       function Response(bodyInit, options) {
+         if (!(this instanceof Response)) {
+           throw new TypeError('Please use the "new" operator, this DOM object constructor cannot be called as a function.');
+         }
 
-       _export({ global: true, forced: !nativeUrl, sham: !descriptors }, {
-         URL: URLConstructor
-       });
+         if (!options) {
+           options = {};
+         }
 
-       // `RegExp.prototype.flags` getter implementation
-       // https://tc39.es/ecma262/#sec-get-regexp.prototype.flags
-       var regexpFlags = function () {
-         var that = anObject(this);
-         var result = '';
-         if (that.global) result += 'g';
-         if (that.ignoreCase) result += 'i';
-         if (that.multiline) result += 'm';
-         if (that.dotAll) result += 's';
-         if (that.unicode) result += 'u';
-         if (that.sticky) result += 'y';
-         return result;
+         this.type = 'default';
+         this.status = options.status === undefined ? 200 : options.status;
+         this.ok = this.status >= 200 && this.status < 300;
+         this.statusText = options.statusText === undefined ? '' : '' + options.statusText;
+         this.headers = new Headers(options.headers);
+         this.url = options.url || '';
+
+         this._initBody(bodyInit);
+       }
+       Body.call(Response.prototype);
+
+       Response.prototype.clone = function () {
+         return new Response(this._bodyInit, {
+           status: this.status,
+           statusText: this.statusText,
+           headers: new Headers(this.headers),
+           url: this.url
+         });
        };
 
-       var TO_STRING$1 = 'toString';
-       var RegExpPrototype = RegExp.prototype;
-       var nativeToString = RegExpPrototype[TO_STRING$1];
+       Response.error = function () {
+         var response = new Response(null, {
+           status: 0,
+           statusText: ''
+         });
+         response.type = 'error';
+         return response;
+       };
 
-       var NOT_GENERIC = fails(function () { return nativeToString.call({ source: 'a', flags: 'b' }) != '/a/b'; });
-       // FF44- RegExp#toString has a wrong name
-       var INCORRECT_NAME = nativeToString.name != TO_STRING$1;
+       var redirectStatuses = [301, 302, 303, 307, 308];
 
-       // `RegExp.prototype.toString` method
-       // https://tc39.es/ecma262/#sec-regexp.prototype.tostring
-       if (NOT_GENERIC || INCORRECT_NAME) {
-         redefine(RegExp.prototype, TO_STRING$1, function toString() {
-           var R = anObject(this);
-           var p = String(R.source);
-           var rf = R.flags;
-           var f = String(rf === undefined && R instanceof RegExp && !('flags' in RegExpPrototype) ? regexpFlags.call(R) : rf);
-           return '/' + p + '/' + f;
-         }, { unsafe: true });
-       }
+       Response.redirect = function (url, status) {
+         if (redirectStatuses.indexOf(status) === -1) {
+           throw new RangeError('Invalid status code');
+         }
 
-       // babel-minify transpiles RegExp('a', 'y') -> /a/y and it causes SyntaxError,
-       // so we use an intermediate function.
-       function RE(s, f) {
-         return RegExp(s, f);
-       }
+         return new Response(null, {
+           status: status,
+           headers: {
+             location: url
+           }
+         });
+       };
 
-       var UNSUPPORTED_Y = fails(function () {
-         // babel-minify transpiles RegExp('a', 'y') -> /a/y and it causes SyntaxError
-         var re = RE('a', 'y');
-         re.lastIndex = 2;
-         return re.exec('abcd') != null;
-       });
+       var DOMException$1 = global$k.DOMException;
 
-       var BROKEN_CARET = fails(function () {
-         // https://bugzilla.mozilla.org/show_bug.cgi?id=773687
-         var re = RE('^r', 'gy');
-         re.lastIndex = 2;
-         return re.exec('str') != null;
-       });
+       try {
+         new DOMException$1();
+       } catch (err) {
+         DOMException$1 = function DOMException(message, name) {
+           this.message = message;
+           this.name = name;
+           var error = Error(message);
+           this.stack = error.stack;
+         };
 
-       var regexpStickyHelpers = {
-               UNSUPPORTED_Y: UNSUPPORTED_Y,
-               BROKEN_CARET: BROKEN_CARET
-       };
+         DOMException$1.prototype = Object.create(Error.prototype);
+         DOMException$1.prototype.constructor = DOMException$1;
+       }
 
-       var nativeExec = RegExp.prototype.exec;
-       // This always refers to the native implementation, because the
-       // String#replace polyfill uses ./fix-regexp-well-known-symbol-logic.js,
-       // which loads this file before patching the method.
-       var nativeReplace = String.prototype.replace;
+       function fetch$1(input, init) {
+         return new Promise(function (resolve, reject) {
+           var request = new Request(input, init);
 
-       var patchedExec = nativeExec;
+           if (request.signal && request.signal.aborted) {
+             return reject(new DOMException$1('Aborted', 'AbortError'));
+           }
 
-       var UPDATES_LAST_INDEX_WRONG = (function () {
-         var re1 = /a/;
-         var re2 = /b*/g;
-         nativeExec.call(re1, 'a');
-         nativeExec.call(re2, 'a');
-         return re1.lastIndex !== 0 || re2.lastIndex !== 0;
-       })();
+           var xhr = new XMLHttpRequest();
+
+           function abortXhr() {
+             xhr.abort();
+           }
 
-       var UNSUPPORTED_Y$1 = regexpStickyHelpers.UNSUPPORTED_Y || regexpStickyHelpers.BROKEN_CARET;
+           xhr.onload = function () {
+             var options = {
+               status: xhr.status,
+               statusText: xhr.statusText,
+               headers: parseHeaders(xhr.getAllResponseHeaders() || '')
+             };
+             options.url = 'responseURL' in xhr ? xhr.responseURL : options.headers.get('X-Request-URL');
+             var body = 'response' in xhr ? xhr.response : xhr.responseText;
+             setTimeout(function () {
+               resolve(new Response(body, options));
+             }, 0);
+           };
 
-       // nonparticipating capturing group, copied from es5-shim's String#split patch.
-       // eslint-disable-next-line regexp/no-assertion-capturing-group, regexp/no-empty-group -- required for testing
-       var NPCG_INCLUDED = /()??/.exec('')[1] !== undefined;
+           xhr.onerror = function () {
+             setTimeout(function () {
+               reject(new TypeError('Network request failed'));
+             }, 0);
+           };
 
-       var PATCH = UPDATES_LAST_INDEX_WRONG || NPCG_INCLUDED || UNSUPPORTED_Y$1;
+           xhr.ontimeout = function () {
+             setTimeout(function () {
+               reject(new TypeError('Network request failed'));
+             }, 0);
+           };
 
-       if (PATCH) {
-         patchedExec = function exec(str) {
-           var re = this;
-           var lastIndex, reCopy, match, i;
-           var sticky = UNSUPPORTED_Y$1 && re.sticky;
-           var flags = regexpFlags.call(re);
-           var source = re.source;
-           var charsAdded = 0;
-           var strCopy = str;
+           xhr.onabort = function () {
+             setTimeout(function () {
+               reject(new DOMException$1('Aborted', 'AbortError'));
+             }, 0);
+           };
 
-           if (sticky) {
-             flags = flags.replace('y', '');
-             if (flags.indexOf('g') === -1) {
-               flags += 'g';
+           function fixUrl(url) {
+             try {
+               return url === '' && global$k.location.href ? global$k.location.href : url;
+             } catch (e) {
+               return url;
              }
+           }
 
-             strCopy = String(str).slice(re.lastIndex);
-             // Support anchored sticky behavior.
-             if (re.lastIndex > 0 && (!re.multiline || re.multiline && str[re.lastIndex - 1] !== '\n')) {
-               source = '(?: ' + source + ')';
-               strCopy = ' ' + strCopy;
-               charsAdded++;
+           xhr.open(request.method, fixUrl(request.url), true);
+
+           if (request.credentials === 'include') {
+             xhr.withCredentials = true;
+           } else if (request.credentials === 'omit') {
+             xhr.withCredentials = false;
+           }
+
+           if ('responseType' in xhr) {
+             if (support.blob) {
+               xhr.responseType = 'blob';
+             } else if (support.arrayBuffer && request.headers.get('Content-Type') && request.headers.get('Content-Type').indexOf('application/octet-stream') !== -1) {
+               xhr.responseType = 'arraybuffer';
              }
-             // ^(? + rx + ) is needed, in combination with some str slicing, to
-             // simulate the 'y' flag.
-             reCopy = new RegExp('^(?:' + source + ')', flags);
            }
 
-           if (NPCG_INCLUDED) {
-             reCopy = new RegExp('^' + source + '$(?!\\s)', flags);
+           if (init && _typeof(init.headers) === 'object' && !(init.headers instanceof Headers)) {
+             Object.getOwnPropertyNames(init.headers).forEach(function (name) {
+               xhr.setRequestHeader(name, normalizeValue(init.headers[name]));
+             });
+           } else {
+             request.headers.forEach(function (value, name) {
+               xhr.setRequestHeader(name, value);
+             });
            }
-           if (UPDATES_LAST_INDEX_WRONG) lastIndex = re.lastIndex;
 
-           match = nativeExec.call(sticky ? reCopy : re, strCopy);
+           if (request.signal) {
+             request.signal.addEventListener('abort', abortXhr);
 
-           if (sticky) {
-             if (match) {
-               match.input = match.input.slice(charsAdded);
-               match[0] = match[0].slice(charsAdded);
-               match.index = re.lastIndex;
-               re.lastIndex += match[0].length;
-             } else re.lastIndex = 0;
-           } else if (UPDATES_LAST_INDEX_WRONG && match) {
-             re.lastIndex = re.global ? match.index + match[0].length : lastIndex;
-           }
-           if (NPCG_INCLUDED && match && match.length > 1) {
-             // Fix browsers whose `exec` methods don't consistently return `undefined`
-             // for NPCG, like IE8. NOTE: This doesn' work for /(.?)?/
-             nativeReplace.call(match[0], reCopy, function () {
-               for (i = 1; i < arguments.length - 2; i++) {
-                 if (arguments[i] === undefined) match[i] = undefined;
+             xhr.onreadystatechange = function () {
+               // DONE (success or failure)
+               if (xhr.readyState === 4) {
+                 request.signal.removeEventListener('abort', abortXhr);
                }
-             });
+             };
            }
 
-           return match;
-         };
+           xhr.send(typeof request._bodyInit === 'undefined' ? null : request._bodyInit);
+         });
+       }
+       fetch$1.polyfill = true;
+
+       if (!global$k.fetch) {
+         global$k.fetch = fetch$1;
+         global$k.Headers = Headers;
+         global$k.Request = Request;
+         global$k.Response = Response;
        }
 
-       var regexpExec = patchedExec;
+       var $$T = _export;
+       var DESCRIPTORS$9 = descriptors;
+       var objectDefinePropertyModile = objectDefineProperty;
 
-       // `RegExp.prototype.exec` method
-       // https://tc39.es/ecma262/#sec-regexp.prototype.exec
-       _export({ target: 'RegExp', proto: true, forced: /./.exec !== regexpExec }, {
-         exec: regexpExec
+       // `Object.defineProperty` method
+       // https://tc39.es/ecma262/#sec-object.defineproperty
+       $$T({ target: 'Object', stat: true, forced: !DESCRIPTORS$9, sham: !DESCRIPTORS$9 }, {
+         defineProperty: objectDefinePropertyModile.f
        });
 
-       // TODO: Remove from `core-js@4` since it's moved to entry points
+       var $$S = _export;
+       var setPrototypeOf = objectSetPrototypeOf;
 
+       // `Object.setPrototypeOf` method
+       // https://tc39.es/ecma262/#sec-object.setprototypeof
+       $$S({ target: 'Object', stat: true }, {
+         setPrototypeOf: setPrototypeOf
+       });
 
+       var $$R = _export;
+       var fails$n = fails$S;
+       var toObject$8 = toObject$j;
+       var nativeGetPrototypeOf = objectGetPrototypeOf;
+       var CORRECT_PROTOTYPE_GETTER = correctPrototypeGetter;
 
+       var FAILS_ON_PRIMITIVES$4 = fails$n(function () { nativeGetPrototypeOf(1); });
 
+       // `Object.getPrototypeOf` method
+       // https://tc39.es/ecma262/#sec-object.getprototypeof
+       $$R({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$4, sham: !CORRECT_PROTOTYPE_GETTER }, {
+         getPrototypeOf: function getPrototypeOf(it) {
+           return nativeGetPrototypeOf(toObject$8(it));
+         }
+       });
 
+       var global$j = global$1m;
+       var uncurryThis$m = functionUncurryThis;
+       var aCallable$2 = aCallable$a;
+       var isObject$b = isObject$s;
+       var hasOwn$5 = hasOwnProperty_1;
+       var arraySlice$2 = arraySlice$c;
 
+       var Function$1 = global$j.Function;
+       var concat$1 = uncurryThis$m([].concat);
+       var join$3 = uncurryThis$m([].join);
+       var factories = {};
 
-       var SPECIES$6 = wellKnownSymbol('species');
+       var construct = function (C, argsLength, args) {
+         if (!hasOwn$5(factories, argsLength)) {
+           for (var list = [], i = 0; i < argsLength; i++) list[i] = 'a[' + i + ']';
+           factories[argsLength] = Function$1('C,a', 'return new C(' + join$3(list, ',') + ')');
+         } return factories[argsLength](C, args);
+       };
 
-       var REPLACE_SUPPORTS_NAMED_GROUPS = !fails(function () {
-         // #replace needs built-in support for named groups.
-         // #match works fine because it just return the exec results, even if it has
-         // a "grops" property.
-         var re = /./;
-         re.exec = function () {
-           var result = [];
-           result.groups = { a: '7' };
-           return result;
+       // `Function.prototype.bind` method implementation
+       // https://tc39.es/ecma262/#sec-function.prototype.bind
+       var functionBind = Function$1.bind || function bind(that /* , ...args */) {
+         var F = aCallable$2(this);
+         var Prototype = F.prototype;
+         var partArgs = arraySlice$2(arguments, 1);
+         var boundFunction = function bound(/* args... */) {
+           var args = concat$1(partArgs, arraySlice$2(arguments));
+           return this instanceof boundFunction ? construct(F, args.length, args) : F.apply(that, args);
          };
-         return ''.replace(re, '$<a>') !== '7';
-       });
-
-       // IE <= 11 replaces $0 with the whole match, as if it was $&
-       // https://stackoverflow.com/questions/6024666/getting-ie-to-replace-a-regex-with-the-literal-string-0
-       var REPLACE_KEEPS_$0 = (function () {
-         return 'a'.replace(/./, '$0') === '$0';
-       })();
+         if (isObject$b(Prototype)) boundFunction.prototype = Prototype;
+         return boundFunction;
+       };
 
-       var REPLACE = wellKnownSymbol('replace');
-       // Safari <= 13.0.3(?) substitutes nth capture where n>m with an empty string
-       var REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE = (function () {
-         if (/./[REPLACE]) {
-           return /./[REPLACE]('a', '$0') === '';
-         }
-         return false;
-       })();
+       var $$Q = _export;
+       var getBuiltIn$1 = getBuiltIn$b;
+       var apply = functionApply;
+       var bind$7 = functionBind;
+       var aConstructor = aConstructor$3;
+       var anObject$4 = anObject$n;
+       var isObject$a = isObject$s;
+       var create$4 = objectCreate;
+       var fails$m = fails$S;
+
+       var nativeConstruct = getBuiltIn$1('Reflect', 'construct');
+       var ObjectPrototype = Object.prototype;
+       var push$4 = [].push;
 
-       // Chrome 51 has a buggy "split" implementation when RegExp#exec !== nativeExec
-       // Weex JS has frozen built-in prototypes, so use try / catch wrapper
-       var SPLIT_WORKS_WITH_OVERWRITTEN_EXEC = !fails(function () {
-         // eslint-disable-next-line regexp/no-empty-group -- required for testing
-         var re = /(?:)/;
-         var originalExec = re.exec;
-         re.exec = function () { return originalExec.apply(this, arguments); };
-         var result = 'ab'.split(re);
-         return result.length !== 2 || result[0] !== 'a' || result[1] !== 'b';
+       // `Reflect.construct` method
+       // https://tc39.es/ecma262/#sec-reflect.construct
+       // MS Edge supports only 2 arguments and argumentsList argument is optional
+       // FF Nightly sets third argument as `new.target`, but does not create `this` from it
+       var NEW_TARGET_BUG = fails$m(function () {
+         function F() { /* empty */ }
+         return !(nativeConstruct(function () { /* empty */ }, [], F) instanceof F);
        });
 
-       var fixRegexpWellKnownSymbolLogic = function (KEY, length, exec, sham) {
-         var SYMBOL = wellKnownSymbol(KEY);
-
-         var DELEGATES_TO_SYMBOL = !fails(function () {
-           // String methods call symbol-named RegEp methods
-           var O = {};
-           O[SYMBOL] = function () { return 7; };
-           return ''[KEY](O) != 7;
-         });
-
-         var DELEGATES_TO_EXEC = DELEGATES_TO_SYMBOL && !fails(function () {
-           // Symbol-named RegExp methods call .exec
-           var execCalled = false;
-           var re = /a/;
-
-           if (KEY === 'split') {
-             // We can't use real regex here since it causes deoptimization
-             // and serious performance degradation in V8
-             // https://github.com/zloirock/core-js/issues/306
-             re = {};
-             // RegExp[@@split] doesn't call the regex's exec method, but first creates
-             // a new one. We need to return the patched regex when creating the new one.
-             re.constructor = {};
-             re.constructor[SPECIES$6] = function () { return re; };
-             re.flags = '';
-             re[SYMBOL] = /./[SYMBOL];
-           }
-
-           re.exec = function () { execCalled = true; return null; };
+       var ARGS_BUG = !fails$m(function () {
+         nativeConstruct(function () { /* empty */ });
+       });
 
-           re[SYMBOL]('');
-           return !execCalled;
-         });
+       var FORCED$c = NEW_TARGET_BUG || ARGS_BUG;
 
-         if (
-           !DELEGATES_TO_SYMBOL ||
-           !DELEGATES_TO_EXEC ||
-           (KEY === 'replace' && !(
-             REPLACE_SUPPORTS_NAMED_GROUPS &&
-             REPLACE_KEEPS_$0 &&
-             !REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE
-           )) ||
-           (KEY === 'split' && !SPLIT_WORKS_WITH_OVERWRITTEN_EXEC)
-         ) {
-           var nativeRegExpMethod = /./[SYMBOL];
-           var methods = exec(SYMBOL, ''[KEY], function (nativeMethod, regexp, str, arg2, forceStringMethod) {
-             if (regexp.exec === regexpExec) {
-               if (DELEGATES_TO_SYMBOL && !forceStringMethod) {
-                 // The native String method already delegates to @@method (this
-                 // polyfilled function), leasing to infinite recursion.
-                 // We avoid it by directly calling the native @@method method.
-                 return { done: true, value: nativeRegExpMethod.call(regexp, str, arg2) };
-               }
-               return { done: true, value: nativeMethod.call(str, regexp, arg2) };
+       $$Q({ target: 'Reflect', stat: true, forced: FORCED$c, sham: FORCED$c }, {
+         construct: function construct(Target, args /* , newTarget */) {
+           aConstructor(Target);
+           anObject$4(args);
+           var newTarget = arguments.length < 3 ? Target : aConstructor(arguments[2]);
+           if (ARGS_BUG && !NEW_TARGET_BUG) return nativeConstruct(Target, args, newTarget);
+           if (Target == newTarget) {
+             // w/o altered newTarget, optimization for 0-4 arguments
+             switch (args.length) {
+               case 0: return new Target();
+               case 1: return new Target(args[0]);
+               case 2: return new Target(args[0], args[1]);
+               case 3: return new Target(args[0], args[1], args[2]);
+               case 4: return new Target(args[0], args[1], args[2], args[3]);
              }
-             return { done: false };
-           }, {
-             REPLACE_KEEPS_$0: REPLACE_KEEPS_$0,
-             REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE: REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE
-           });
-           var stringMethod = methods[0];
-           var regexMethod = methods[1];
-
-           redefine(String.prototype, KEY, stringMethod);
-           redefine(RegExp.prototype, SYMBOL, length == 2
-             // 21.2.5.8 RegExp.prototype[@@replace](string, replaceValue)
-             // 21.2.5.11 RegExp.prototype[@@split](string, limit)
-             ? function (string, arg) { return regexMethod.call(string, this, arg); }
-             // 21.2.5.6 RegExp.prototype[@@match](string)
-             // 21.2.5.9 RegExp.prototype[@@search](string)
-             : function (string) { return regexMethod.call(string, this); }
-           );
+             // w/o altered newTarget, lot of arguments case
+             var $args = [null];
+             apply(push$4, $args, args);
+             return new (apply(bind$7, Target, $args))();
+           }
+           // with altered newTarget, not support built-in constructors
+           var proto = newTarget.prototype;
+           var instance = create$4(isObject$a(proto) ? proto : ObjectPrototype);
+           var result = apply(Target, instance, args);
+           return isObject$a(result) ? result : instance;
          }
+       });
+
+       var hasOwn$4 = hasOwnProperty_1;
 
-         if (sham) createNonEnumerableProperty(RegExp.prototype[SYMBOL], 'sham', true);
+       var isDataDescriptor$1 = function (descriptor) {
+         return descriptor !== undefined && (hasOwn$4(descriptor, 'value') || hasOwn$4(descriptor, 'writable'));
        };
 
-       var charAt$1 = stringMultibyte.charAt;
+       var $$P = _export;
+       var call$6 = functionCall;
+       var isObject$9 = isObject$s;
+       var anObject$3 = anObject$n;
+       var isDataDescriptor = isDataDescriptor$1;
+       var getOwnPropertyDescriptorModule = objectGetOwnPropertyDescriptor;
+       var getPrototypeOf = objectGetPrototypeOf;
 
-       // `AdvanceStringIndex` abstract operation
-       // https://tc39.es/ecma262/#sec-advancestringindex
-       var advanceStringIndex = function (S, index, unicode) {
-         return index + (unicode ? charAt$1(S, index).length : 1);
-       };
+       // `Reflect.get` method
+       // https://tc39.es/ecma262/#sec-reflect.get
+       function get$3(target, propertyKey /* , receiver */) {
+         var receiver = arguments.length < 3 ? target : arguments[2];
+         var descriptor, prototype;
+         if (anObject$3(target) === receiver) return target[propertyKey];
+         descriptor = getOwnPropertyDescriptorModule.f(target, propertyKey);
+         if (descriptor) return isDataDescriptor(descriptor)
+           ? descriptor.value
+           : descriptor.get === undefined ? undefined : call$6(descriptor.get, receiver);
+         if (isObject$9(prototype = getPrototypeOf(target))) return get$3(prototype, propertyKey, receiver);
+       }
 
-       var floor$5 = Math.floor;
-       var replace$1 = ''.replace;
-       var SUBSTITUTION_SYMBOLS = /\$([$&'`]|\d{1,2}|<[^>]*>)/g;
-       var SUBSTITUTION_SYMBOLS_NO_NAMED = /\$([$&'`]|\d{1,2})/g;
+       $$P({ target: 'Reflect', stat: true }, {
+         get: get$3
+       });
 
-       // https://tc39.es/ecma262/#sec-getsubstitution
-       var getSubstitution = function (matched, str, position, captures, namedCaptures, replacement) {
-         var tailPos = position + matched.length;
-         var m = captures.length;
-         var symbols = SUBSTITUTION_SYMBOLS_NO_NAMED;
-         if (namedCaptures !== undefined) {
-           namedCaptures = toObject(namedCaptures);
-           symbols = SUBSTITUTION_SYMBOLS;
-         }
-         return replace$1.call(replacement, symbols, function (match, ch) {
-           var capture;
-           switch (ch.charAt(0)) {
-             case '$': return '$';
-             case '&': return matched;
-             case '`': return str.slice(0, position);
-             case "'": return str.slice(tailPos);
-             case '<':
-               capture = namedCaptures[ch.slice(1, -1)];
-               break;
-             default: // \d\d?
-               var n = +ch;
-               if (n === 0) return match;
-               if (n > m) {
-                 var f = floor$5(n / 10);
-                 if (f === 0) return match;
-                 if (f <= m) return captures[f - 1] === undefined ? ch.charAt(1) : captures[f - 1] + ch.charAt(1);
-                 return match;
-               }
-               capture = captures[n - 1];
-           }
-           return capture === undefined ? '' : capture;
-         });
-       };
+       var $$O = _export;
+       var fails$l = fails$S;
+       var toIndexedObject$1 = toIndexedObject$c;
+       var nativeGetOwnPropertyDescriptor = objectGetOwnPropertyDescriptor.f;
+       var DESCRIPTORS$8 = descriptors;
 
-       // `RegExpExec` abstract operation
-       // https://tc39.es/ecma262/#sec-regexpexec
-       var regexpExecAbstract = function (R, S) {
-         var exec = R.exec;
-         if (typeof exec === 'function') {
-           var result = exec.call(R, S);
-           if (typeof result !== 'object') {
-             throw TypeError('RegExp exec method returned something other than an Object or null');
-           }
-           return result;
-         }
+       var FAILS_ON_PRIMITIVES$3 = fails$l(function () { nativeGetOwnPropertyDescriptor(1); });
+       var FORCED$b = !DESCRIPTORS$8 || FAILS_ON_PRIMITIVES$3;
 
-         if (classofRaw(R) !== 'RegExp') {
-           throw TypeError('RegExp#exec called on incompatible receiver');
+       // `Object.getOwnPropertyDescriptor` method
+       // https://tc39.es/ecma262/#sec-object.getownpropertydescriptor
+       $$O({ target: 'Object', stat: true, forced: FORCED$b, sham: !DESCRIPTORS$8 }, {
+         getOwnPropertyDescriptor: function getOwnPropertyDescriptor(it, key) {
+           return nativeGetOwnPropertyDescriptor(toIndexedObject$1(it), key);
          }
+       });
 
-         return regexpExec.call(R, S);
-       };
+       var $$N = _export;
+       var global$i = global$1m;
+       var toAbsoluteIndex$1 = toAbsoluteIndex$8;
+       var toIntegerOrInfinity$2 = toIntegerOrInfinity$b;
+       var lengthOfArrayLike$5 = lengthOfArrayLike$g;
+       var toObject$7 = toObject$j;
+       var arraySpeciesCreate$2 = arraySpeciesCreate$4;
+       var createProperty$2 = createProperty$4;
+       var arrayMethodHasSpeciesSupport$2 = arrayMethodHasSpeciesSupport$5;
 
-       var max$2 = Math.max;
-       var min$4 = Math.min;
+       var HAS_SPECIES_SUPPORT$1 = arrayMethodHasSpeciesSupport$2('splice');
 
-       var maybeToString = function (it) {
-         return it === undefined ? it : String(it);
-       };
-
-       // @@replace logic
-       fixRegexpWellKnownSymbolLogic('replace', 2, function (REPLACE, nativeReplace, maybeCallNative, reason) {
-         var REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE = reason.REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE;
-         var REPLACE_KEEPS_$0 = reason.REPLACE_KEEPS_$0;
-         var UNSAFE_SUBSTITUTE = REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE ? '$' : '$0';
-
-         return [
-           // `String.prototype.replace` method
-           // https://tc39.es/ecma262/#sec-string.prototype.replace
-           function replace(searchValue, replaceValue) {
-             var O = requireObjectCoercible(this);
-             var replacer = searchValue == undefined ? undefined : searchValue[REPLACE];
-             return replacer !== undefined
-               ? replacer.call(searchValue, O, replaceValue)
-               : nativeReplace.call(String(O), searchValue, replaceValue);
-           },
-           // `RegExp.prototype[@@replace]` method
-           // https://tc39.es/ecma262/#sec-regexp.prototype-@@replace
-           function (regexp, replaceValue) {
-             if (
-               (!REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE && REPLACE_KEEPS_$0) ||
-               (typeof replaceValue === 'string' && replaceValue.indexOf(UNSAFE_SUBSTITUTE) === -1)
-             ) {
-               var res = maybeCallNative(nativeReplace, regexp, this, replaceValue);
-               if (res.done) return res.value;
-             }
-
-             var rx = anObject(regexp);
-             var S = String(this);
-
-             var functionalReplace = typeof replaceValue === 'function';
-             if (!functionalReplace) replaceValue = String(replaceValue);
-
-             var global = rx.global;
-             if (global) {
-               var fullUnicode = rx.unicode;
-               rx.lastIndex = 0;
-             }
-             var results = [];
-             while (true) {
-               var result = regexpExecAbstract(rx, S);
-               if (result === null) break;
-
-               results.push(result);
-               if (!global) break;
+       var TypeError$6 = global$i.TypeError;
+       var max$1 = Math.max;
+       var min$3 = Math.min;
+       var MAX_SAFE_INTEGER$1 = 0x1FFFFFFFFFFFFF;
+       var MAXIMUM_ALLOWED_LENGTH_EXCEEDED = 'Maximum allowed length exceeded';
 
-               var matchStr = String(result[0]);
-               if (matchStr === '') rx.lastIndex = advanceStringIndex(S, toLength(rx.lastIndex), fullUnicode);
+       // `Array.prototype.splice` method
+       // https://tc39.es/ecma262/#sec-array.prototype.splice
+       // with adding support of @@species
+       $$N({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT$1 }, {
+         splice: function splice(start, deleteCount /* , ...items */) {
+           var O = toObject$7(this);
+           var len = lengthOfArrayLike$5(O);
+           var actualStart = toAbsoluteIndex$1(start, len);
+           var argumentsLength = arguments.length;
+           var insertCount, actualDeleteCount, A, k, from, to;
+           if (argumentsLength === 0) {
+             insertCount = actualDeleteCount = 0;
+           } else if (argumentsLength === 1) {
+             insertCount = 0;
+             actualDeleteCount = len - actualStart;
+           } else {
+             insertCount = argumentsLength - 2;
+             actualDeleteCount = min$3(max$1(toIntegerOrInfinity$2(deleteCount), 0), len - actualStart);
+           }
+           if (len + insertCount - actualDeleteCount > MAX_SAFE_INTEGER$1) {
+             throw TypeError$6(MAXIMUM_ALLOWED_LENGTH_EXCEEDED);
+           }
+           A = arraySpeciesCreate$2(O, actualDeleteCount);
+           for (k = 0; k < actualDeleteCount; k++) {
+             from = actualStart + k;
+             if (from in O) createProperty$2(A, k, O[from]);
+           }
+           A.length = actualDeleteCount;
+           if (insertCount < actualDeleteCount) {
+             for (k = actualStart; k < len - actualDeleteCount; k++) {
+               from = k + actualDeleteCount;
+               to = k + insertCount;
+               if (from in O) O[to] = O[from];
+               else delete O[to];
              }
-
-             var accumulatedResult = '';
-             var nextSourcePosition = 0;
-             for (var i = 0; i < results.length; i++) {
-               result = results[i];
-
-               var matched = String(result[0]);
-               var position = max$2(min$4(toInteger(result.index), S.length), 0);
-               var captures = [];
-               // NOTE: This is equivalent to
-               //   captures = result.slice(1).map(maybeToString)
-               // but for some reason `nativeSlice.call(result, 1, result.length)` (called in
-               // the slice polyfill when slicing native arrays) "doesn't work" in safari 9 and
-               // causes a crash (https://pastebin.com/N21QzeQA) when trying to debug it.
-               for (var j = 1; j < result.length; j++) captures.push(maybeToString(result[j]));
-               var namedCaptures = result.groups;
-               if (functionalReplace) {
-                 var replacerArgs = [matched].concat(captures, position, S);
-                 if (namedCaptures !== undefined) replacerArgs.push(namedCaptures);
-                 var replacement = String(replaceValue.apply(undefined, replacerArgs));
-               } else {
-                 replacement = getSubstitution(matched, S, position, captures, namedCaptures, replaceValue);
-               }
-               if (position >= nextSourcePosition) {
-                 accumulatedResult += S.slice(nextSourcePosition, position) + replacement;
-                 nextSourcePosition = position + matched.length;
-               }
+             for (k = len; k > len - actualDeleteCount + insertCount; k--) delete O[k - 1];
+           } else if (insertCount > actualDeleteCount) {
+             for (k = len - actualDeleteCount; k > actualStart; k--) {
+               from = k + actualDeleteCount - 1;
+               to = k + insertCount - 1;
+               if (from in O) O[to] = O[from];
+               else delete O[to];
              }
-             return accumulatedResult + S.slice(nextSourcePosition);
            }
-         ];
+           for (k = 0; k < insertCount; k++) {
+             O[k + actualStart] = arguments[k + 2];
+           }
+           O.length = len - actualDeleteCount + insertCount;
+           return A;
+         }
        });
 
-       var MATCH = wellKnownSymbol('match');
-
-       // `IsRegExp` abstract operation
-       // https://tc39.es/ecma262/#sec-isregexp
-       var isRegexp = function (it) {
-         var isRegExp;
-         return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : classofRaw(it) == 'RegExp');
-       };
+       var defineWellKnownSymbol$1 = defineWellKnownSymbol$4;
 
-       var arrayPush = [].push;
-       var min$5 = Math.min;
-       var MAX_UINT32 = 0xFFFFFFFF;
+       // `Symbol.toStringTag` well-known symbol
+       // https://tc39.es/ecma262/#sec-symbol.tostringtag
+       defineWellKnownSymbol$1('toStringTag');
 
-       // babel-minify transpiles RegExp('x', 'y') -> /x/y and it causes SyntaxError
-       var SUPPORTS_Y = !fails(function () { return !RegExp(MAX_UINT32, 'y'); });
+       var global$h = global$1m;
+       var setToStringTag$3 = setToStringTag$a;
 
-       // @@split logic
-       fixRegexpWellKnownSymbolLogic('split', 2, function (SPLIT, nativeSplit, maybeCallNative) {
-         var internalSplit;
-         if (
-           'abbc'.split(/(b)*/)[1] == 'c' ||
-           // eslint-disable-next-line regexp/no-empty-group -- required for testing
-           'test'.split(/(?:)/, -1).length != 4 ||
-           'ab'.split(/(?:ab)*/).length != 2 ||
-           '.'.split(/(.?)(.?)/).length != 4 ||
-           // eslint-disable-next-line regexp/no-assertion-capturing-group, regexp/no-empty-group -- required for testing
-           '.'.split(/()()/).length > 1 ||
-           ''.split(/.?/).length
-         ) {
-           // based on es5-shim implementation, need to rework it
-           internalSplit = function (separator, limit) {
-             var string = String(requireObjectCoercible(this));
-             var lim = limit === undefined ? MAX_UINT32 : limit >>> 0;
-             if (lim === 0) return [];
-             if (separator === undefined) return [string];
-             // If `separator` is not a regex, use native split
-             if (!isRegexp(separator)) {
-               return nativeSplit.call(string, separator, lim);
-             }
-             var output = [];
-             var flags = (separator.ignoreCase ? 'i' : '') +
-                         (separator.multiline ? 'm' : '') +
-                         (separator.unicode ? 'u' : '') +
-                         (separator.sticky ? 'y' : '');
-             var lastLastIndex = 0;
-             // Make `global` and avoid `lastIndex` issues by working with a copy
-             var separatorCopy = new RegExp(separator.source, flags + 'g');
-             var match, lastIndex, lastLength;
-             while (match = regexpExec.call(separatorCopy, string)) {
-               lastIndex = separatorCopy.lastIndex;
-               if (lastIndex > lastLastIndex) {
-                 output.push(string.slice(lastLastIndex, match.index));
-                 if (match.length > 1 && match.index < string.length) arrayPush.apply(output, match.slice(1));
-                 lastLength = match[0].length;
-                 lastLastIndex = lastIndex;
-                 if (output.length >= lim) break;
-               }
-               if (separatorCopy.lastIndex === match.index) separatorCopy.lastIndex++; // Avoid an infinite loop
-             }
-             if (lastLastIndex === string.length) {
-               if (lastLength || !separatorCopy.test('')) output.push('');
-             } else output.push(string.slice(lastLastIndex));
-             return output.length > lim ? output.slice(0, lim) : output;
-           };
-         // Chakra, V8
-         } else if ('0'.split(undefined, 0).length) {
-           internalSplit = function (separator, limit) {
-             return separator === undefined && limit === 0 ? [] : nativeSplit.call(this, separator, limit);
-           };
-         } else internalSplit = nativeSplit;
+       // JSON[@@toStringTag] property
+       // https://tc39.es/ecma262/#sec-json-@@tostringtag
+       setToStringTag$3(global$h.JSON, 'JSON', true);
 
-         return [
-           // `String.prototype.split` method
-           // https://tc39.es/ecma262/#sec-string.prototype.split
-           function split(separator, limit) {
-             var O = requireObjectCoercible(this);
-             var splitter = separator == undefined ? undefined : separator[SPLIT];
-             return splitter !== undefined
-               ? splitter.call(separator, O, limit)
-               : internalSplit.call(String(O), separator, limit);
-           },
-           // `RegExp.prototype[@@split]` method
-           // https://tc39.es/ecma262/#sec-regexp.prototype-@@split
-           //
-           // NOTE: This cannot be properly polyfilled in engines that don't support
-           // the 'y' flag.
-           function (regexp, limit) {
-             var res = maybeCallNative(internalSplit, regexp, this, limit, internalSplit !== nativeSplit);
-             if (res.done) return res.value;
+       var setToStringTag$2 = setToStringTag$a;
 
-             var rx = anObject(regexp);
-             var S = String(this);
-             var C = speciesConstructor(rx, RegExp);
+       // Math[@@toStringTag] property
+       // https://tc39.es/ecma262/#sec-math-@@tostringtag
+       setToStringTag$2(Math, 'Math', true);
 
-             var unicodeMatching = rx.unicode;
-             var flags = (rx.ignoreCase ? 'i' : '') +
-                         (rx.multiline ? 'm' : '') +
-                         (rx.unicode ? 'u' : '') +
-                         (SUPPORTS_Y ? 'y' : 'g');
+       (function (factory) {
+         factory();
+       })(function () {
 
-             // ^(? + rx + ) is needed, in combination with some S slicing, to
-             // simulate the 'y' flag.
-             var splitter = new C(SUPPORTS_Y ? rx : '^(?:' + rx.source + ')', flags);
-             var lim = limit === undefined ? MAX_UINT32 : limit >>> 0;
-             if (lim === 0) return [];
-             if (S.length === 0) return regexpExecAbstract(splitter, S) === null ? [S] : [];
-             var p = 0;
-             var q = 0;
-             var A = [];
-             while (q < S.length) {
-               splitter.lastIndex = SUPPORTS_Y ? q : 0;
-               var z = regexpExecAbstract(splitter, SUPPORTS_Y ? S : S.slice(q));
-               var e;
-               if (
-                 z === null ||
-                 (e = min$5(toLength(splitter.lastIndex + (SUPPORTS_Y ? 0 : q)), S.length)) === p
-               ) {
-                 q = advanceStringIndex(S, q, unicodeMatching);
-               } else {
-                 A.push(S.slice(p, q));
-                 if (A.length === lim) return A;
-                 for (var i = 1; i <= z.length - 1; i++) {
-                   A.push(z[i]);
-                   if (A.length === lim) return A;
-                 }
-                 q = p = e;
-               }
-             }
-             A.push(S.slice(p));
-             return A;
+         function _classCallCheck(instance, Constructor) {
+           if (!(instance instanceof Constructor)) {
+             throw new TypeError("Cannot call a class as a function");
            }
-         ];
-       }, !SUPPORTS_Y);
-
-       // a string of all valid unicode whitespaces
-       var whitespaces = '\u0009\u000A\u000B\u000C\u000D\u0020\u00A0\u1680\u2000\u2001\u2002' +
-         '\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028\u2029\uFEFF';
-
-       var whitespace = '[' + whitespaces + ']';
-       var ltrim = RegExp('^' + whitespace + whitespace + '*');
-       var rtrim = RegExp(whitespace + whitespace + '*$');
-
-       // `String.prototype.{ trim, trimStart, trimEnd, trimLeft, trimRight }` methods implementation
-       var createMethod$4 = function (TYPE) {
-         return function ($this) {
-           var string = String(requireObjectCoercible($this));
-           if (TYPE & 1) string = string.replace(ltrim, '');
-           if (TYPE & 2) string = string.replace(rtrim, '');
-           return string;
-         };
-       };
-
-       var stringTrim = {
-         // `String.prototype.{ trimLeft, trimStart }` methods
-         // https://tc39.es/ecma262/#sec-string.prototype.trimstart
-         start: createMethod$4(1),
-         // `String.prototype.{ trimRight, trimEnd }` methods
-         // https://tc39.es/ecma262/#sec-string.prototype.trimend
-         end: createMethod$4(2),
-         // `String.prototype.trim` method
-         // https://tc39.es/ecma262/#sec-string.prototype.trim
-         trim: createMethod$4(3)
-       };
-
-       var non = '\u200B\u0085\u180E';
-
-       // check that a method works with the correct list
-       // of whitespaces and has a correct name
-       var stringTrimForced = function (METHOD_NAME) {
-         return fails(function () {
-           return !!whitespaces[METHOD_NAME]() || non[METHOD_NAME]() != non || whitespaces[METHOD_NAME].name !== METHOD_NAME;
-         });
-       };
-
-       var $trim = stringTrim.trim;
-
+         }
 
-       // `String.prototype.trim` method
-       // https://tc39.es/ecma262/#sec-string.prototype.trim
-       _export({ target: 'String', proto: true, forced: stringTrimForced('trim') }, {
-         trim: function trim() {
-           return $trim(this);
+         function _defineProperties(target, props) {
+           for (var i = 0; i < props.length; i++) {
+             var descriptor = props[i];
+             descriptor.enumerable = descriptor.enumerable || false;
+             descriptor.configurable = true;
+             if ("value" in descriptor) descriptor.writable = true;
+             Object.defineProperty(target, descriptor.key, descriptor);
+           }
          }
-       });
 
-       var defineProperty$6 = objectDefineProperty.f;
+         function _createClass(Constructor, protoProps, staticProps) {
+           if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+           if (staticProps) _defineProperties(Constructor, staticProps);
+           return Constructor;
+         }
 
-       var FunctionPrototype = Function.prototype;
-       var FunctionPrototypeToString = FunctionPrototype.toString;
-       var nameRE = /^\s*function ([^ (]*)/;
-       var NAME$1 = 'name';
+         function _inherits(subClass, superClass) {
+           if (typeof superClass !== "function" && superClass !== null) {
+             throw new TypeError("Super expression must either be null or a function");
+           }
 
-       // Function instances `.name` property
-       // https://tc39.es/ecma262/#sec-function-instances-name
-       if (descriptors && !(NAME$1 in FunctionPrototype)) {
-         defineProperty$6(FunctionPrototype, NAME$1, {
-           configurable: true,
-           get: function () {
-             try {
-               return FunctionPrototypeToString.call(this).match(nameRE)[1];
-             } catch (error) {
-               return '';
+           subClass.prototype = Object.create(superClass && superClass.prototype, {
+             constructor: {
+               value: subClass,
+               writable: true,
+               configurable: true
              }
-           }
-         });
-       }
+           });
+           if (superClass) _setPrototypeOf(subClass, superClass);
+         }
 
-       // `Object.create` method
-       // https://tc39.es/ecma262/#sec-object.create
-       _export({ target: 'Object', stat: true, sham: !descriptors }, {
-         create: objectCreate
-       });
+         function _getPrototypeOf(o) {
+           _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
+             return o.__proto__ || Object.getPrototypeOf(o);
+           };
+           return _getPrototypeOf(o);
+         }
 
-       var slice = [].slice;
-       var MSIE = /MSIE .\./.test(engineUserAgent); // <- dirty ie9- check
+         function _setPrototypeOf(o, p) {
+           _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
+             o.__proto__ = p;
+             return o;
+           };
 
-       var wrap$1 = function (scheduler) {
-         return function (handler, timeout /* , ...arguments */) {
-           var boundArgs = arguments.length > 2;
-           var args = boundArgs ? slice.call(arguments, 2) : undefined;
-           return scheduler(boundArgs ? function () {
-             // eslint-disable-next-line no-new-func -- spec requirement
-             (typeof handler == 'function' ? handler : Function(handler)).apply(this, args);
-           } : handler, timeout);
-         };
-       };
+           return _setPrototypeOf(o, p);
+         }
 
-       // ie9- setTimeout & setInterval additional parameters fix
-       // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#timers
-       _export({ global: true, bind: true, forced: MSIE }, {
-         // `setTimeout` method
-         // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-settimeout
-         setTimeout: wrap$1(global_1.setTimeout),
-         // `setInterval` method
-         // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-setinterval
-         setInterval: wrap$1(global_1.setInterval)
-       });
+         function _isNativeReflectConstruct() {
+           if (typeof Reflect === "undefined" || !Reflect.construct) return false;
+           if (Reflect.construct.sham) return false;
+           if (typeof Proxy === "function") return true;
 
-       var global$1 = typeof globalThis !== 'undefined' && globalThis || typeof self !== 'undefined' && self || typeof global$1 !== 'undefined' && global$1;
-       var support = {
-         searchParams: 'URLSearchParams' in global$1,
-         iterable: 'Symbol' in global$1 && 'iterator' in Symbol,
-         blob: 'FileReader' in global$1 && 'Blob' in global$1 && function () {
            try {
-             new Blob();
+             Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
              return true;
            } catch (e) {
              return false;
            }
-         }(),
-         formData: 'FormData' in global$1,
-         arrayBuffer: 'ArrayBuffer' in global$1
-       };
+         }
 
-       function isDataView(obj) {
-         return obj && DataView.prototype.isPrototypeOf(obj);
-       }
+         function _assertThisInitialized(self) {
+           if (self === void 0) {
+             throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
+           }
 
-       if (support.arrayBuffer) {
-         var viewClasses = ['[object Int8Array]', '[object Uint8Array]', '[object Uint8ClampedArray]', '[object Int16Array]', '[object Uint16Array]', '[object Int32Array]', '[object Uint32Array]', '[object Float32Array]', '[object Float64Array]'];
+           return self;
+         }
 
-         var isArrayBufferView = ArrayBuffer.isView || function (obj) {
-           return obj && viewClasses.indexOf(Object.prototype.toString.call(obj)) > -1;
-         };
-       }
+         function _possibleConstructorReturn(self, call) {
+           if (call && (_typeof(call) === "object" || typeof call === "function")) {
+             return call;
+           }
 
-       function normalizeName(name) {
-         if (typeof name !== 'string') {
-           name = String(name);
+           return _assertThisInitialized(self);
          }
 
-         if (/[^a-z0-9\-#$%&'*+.^_`|~!]/i.test(name) || name === '') {
-           throw new TypeError('Invalid character in header field name: "' + name + '"');
+         function _createSuper(Derived) {
+           var hasNativeReflectConstruct = _isNativeReflectConstruct();
+
+           return function _createSuperInternal() {
+             var Super = _getPrototypeOf(Derived),
+                 result;
+
+             if (hasNativeReflectConstruct) {
+               var NewTarget = _getPrototypeOf(this).constructor;
+
+               result = Reflect.construct(Super, arguments, NewTarget);
+             } else {
+               result = Super.apply(this, arguments);
+             }
+
+             return _possibleConstructorReturn(this, result);
+           };
          }
 
-         return name.toLowerCase();
-       }
+         function _superPropBase(object, property) {
+           while (!Object.prototype.hasOwnProperty.call(object, property)) {
+             object = _getPrototypeOf(object);
+             if (object === null) break;
+           }
 
-       function normalizeValue(value) {
-         if (typeof value !== 'string') {
-           value = String(value);
+           return object;
          }
 
-         return value;
-       } // Build a destructive iterator for the value list
+         function _get(target, property, receiver) {
+           if (typeof Reflect !== "undefined" && Reflect.get) {
+             _get = Reflect.get;
+           } else {
+             _get = function _get(target, property, receiver) {
+               var base = _superPropBase(target, property);
+
+               if (!base) return;
+               var desc = Object.getOwnPropertyDescriptor(base, property);
 
+               if (desc.get) {
+                 return desc.get.call(receiver);
+               }
 
-       function iteratorFor(items) {
-         var iterator = {
-           next: function next() {
-             var value = items.shift();
-             return {
-               done: value === undefined,
-               value: value
+               return desc.value;
              };
            }
-         };
 
-         if (support.iterable) {
-           iterator[Symbol.iterator] = function () {
-             return iterator;
-           };
+           return _get(target, property, receiver || target);
          }
 
-         return iterator;
-       }
+         var Emitter = /*#__PURE__*/function () {
+           function Emitter() {
+             _classCallCheck(this, Emitter);
 
-       function Headers$1(headers) {
-         this.map = {};
+             Object.defineProperty(this, 'listeners', {
+               value: {},
+               writable: true,
+               configurable: true
+             });
+           }
 
-         if (headers instanceof Headers$1) {
-           headers.forEach(function (value, name) {
-             this.append(name, value);
-           }, this);
-         } else if (Array.isArray(headers)) {
-           headers.forEach(function (header) {
-             this.append(header[0], header[1]);
-           }, this);
-         } else if (headers) {
-           Object.getOwnPropertyNames(headers).forEach(function (name) {
-             this.append(name, headers[name]);
-           }, this);
-         }
-       }
+           _createClass(Emitter, [{
+             key: "addEventListener",
+             value: function addEventListener(type, callback, options) {
+               if (!(type in this.listeners)) {
+                 this.listeners[type] = [];
+               }
 
-       Headers$1.prototype.append = function (name, value) {
-         name = normalizeName(name);
-         value = normalizeValue(value);
-         var oldValue = this.map[name];
-         this.map[name] = oldValue ? oldValue + ', ' + value : value;
-       };
+               this.listeners[type].push({
+                 callback: callback,
+                 options: options
+               });
+             }
+           }, {
+             key: "removeEventListener",
+             value: function removeEventListener(type, callback) {
+               if (!(type in this.listeners)) {
+                 return;
+               }
 
-       Headers$1.prototype['delete'] = function (name) {
-         delete this.map[normalizeName(name)];
-       };
+               var stack = this.listeners[type];
 
-       Headers$1.prototype.get = function (name) {
-         name = normalizeName(name);
-         return this.has(name) ? this.map[name] : null;
-       };
+               for (var i = 0, l = stack.length; i < l; i++) {
+                 if (stack[i].callback === callback) {
+                   stack.splice(i, 1);
+                   return;
+                 }
+               }
+             }
+           }, {
+             key: "dispatchEvent",
+             value: function dispatchEvent(event) {
+               if (!(event.type in this.listeners)) {
+                 return;
+               }
 
-       Headers$1.prototype.has = function (name) {
-         return this.map.hasOwnProperty(normalizeName(name));
-       };
+               var stack = this.listeners[event.type];
+               var stackToCall = stack.slice();
 
-       Headers$1.prototype.set = function (name, value) {
-         this.map[normalizeName(name)] = normalizeValue(value);
-       };
+               for (var i = 0, l = stackToCall.length; i < l; i++) {
+                 var listener = stackToCall[i];
 
-       Headers$1.prototype.forEach = function (callback, thisArg) {
-         for (var name in this.map) {
-           if (this.map.hasOwnProperty(name)) {
-             callback.call(thisArg, this.map[name], name, this);
-           }
-         }
-       };
+                 try {
+                   listener.callback.call(this, event);
+                 } catch (e) {
+                   Promise.resolve().then(function () {
+                     throw e;
+                   });
+                 }
 
-       Headers$1.prototype.keys = function () {
-         var items = [];
-         this.forEach(function (value, name) {
-           items.push(name);
-         });
-         return iteratorFor(items);
-       };
+                 if (listener.options && listener.options.once) {
+                   this.removeEventListener(event.type, listener.callback);
+                 }
+               }
 
-       Headers$1.prototype.values = function () {
-         var items = [];
-         this.forEach(function (value) {
-           items.push(value);
-         });
-         return iteratorFor(items);
-       };
+               return !event.defaultPrevented;
+             }
+           }]);
 
-       Headers$1.prototype.entries = function () {
-         var items = [];
-         this.forEach(function (value, name) {
-           items.push([name, value]);
-         });
-         return iteratorFor(items);
-       };
+           return Emitter;
+         }();
 
-       if (support.iterable) {
-         Headers$1.prototype[Symbol.iterator] = Headers$1.prototype.entries;
-       }
+         var AbortSignal = /*#__PURE__*/function (_Emitter) {
+           _inherits(AbortSignal, _Emitter);
 
-       function consumed(body) {
-         if (body.bodyUsed) {
-           return Promise.reject(new TypeError('Already read'));
-         }
+           var _super = _createSuper(AbortSignal);
 
-         body.bodyUsed = true;
-       }
+           function AbortSignal() {
+             var _this;
 
-       function fileReaderReady(reader) {
-         return new Promise(function (resolve, reject) {
-           reader.onload = function () {
-             resolve(reader.result);
-           };
+             _classCallCheck(this, AbortSignal);
 
-           reader.onerror = function () {
-             reject(reader.error);
-           };
-         });
-       }
+             _this = _super.call(this); // Some versions of babel does not transpile super() correctly for IE <= 10, if the parent
+             // constructor has failed to run, then "this.listeners" will still be undefined and then we call
+             // the parent constructor directly instead as a workaround. For general details, see babel bug:
+             // https://github.com/babel/babel/issues/3041
+             // This hack was added as a fix for the issue described here:
+             // https://github.com/Financial-Times/polyfill-library/pull/59#issuecomment-477558042
 
-       function readBlobAsArrayBuffer(blob) {
-         var reader = new FileReader();
-         var promise = fileReaderReady(reader);
-         reader.readAsArrayBuffer(blob);
-         return promise;
-       }
+             if (!_this.listeners) {
+               Emitter.call(_assertThisInitialized(_this));
+             } // Compared to assignment, Object.defineProperty makes properties non-enumerable by default and
+             // we want Object.keys(new AbortController().signal) to be [] for compat with the native impl
 
-       function readBlobAsText(blob) {
-         var reader = new FileReader();
-         var promise = fileReaderReady(reader);
-         reader.readAsText(blob);
-         return promise;
-       }
 
-       function readArrayBufferAsText(buf) {
-         var view = new Uint8Array(buf);
-         var chars = new Array(view.length);
+             Object.defineProperty(_assertThisInitialized(_this), 'aborted', {
+               value: false,
+               writable: true,
+               configurable: true
+             });
+             Object.defineProperty(_assertThisInitialized(_this), 'onabort', {
+               value: null,
+               writable: true,
+               configurable: true
+             });
+             return _this;
+           }
 
-         for (var i = 0; i < view.length; i++) {
-           chars[i] = String.fromCharCode(view[i]);
-         }
+           _createClass(AbortSignal, [{
+             key: "toString",
+             value: function toString() {
+               return '[object AbortSignal]';
+             }
+           }, {
+             key: "dispatchEvent",
+             value: function dispatchEvent(event) {
+               if (event.type === 'abort') {
+                 this.aborted = true;
 
-         return chars.join('');
-       }
+                 if (typeof this.onabort === 'function') {
+                   this.onabort.call(this, event);
+                 }
+               }
 
-       function bufferClone(buf) {
-         if (buf.slice) {
-           return buf.slice(0);
-         } else {
-           var view = new Uint8Array(buf.byteLength);
-           view.set(new Uint8Array(buf));
-           return view.buffer;
-         }
-       }
+               _get(_getPrototypeOf(AbortSignal.prototype), "dispatchEvent", this).call(this, event);
+             }
+           }]);
 
-       function Body() {
-         this.bodyUsed = false;
+           return AbortSignal;
+         }(Emitter);
 
-         this._initBody = function (body) {
-           /*
-             fetch-mock wraps the Response object in an ES6 Proxy to
-             provide useful test harness features such as flush. However, on
-             ES5 browsers without fetch or Proxy support pollyfills must be used;
-             the proxy-pollyfill is unable to proxy an attribute unless it exists
-             on the object before the Proxy is created. This change ensures
-             Response.bodyUsed exists on the instance, while maintaining the
-             semantic of setting Request.bodyUsed in the constructor before
-             _initBody is called.
-           */
-           this.bodyUsed = this.bodyUsed;
-           this._bodyInit = body;
+         var AbortController = /*#__PURE__*/function () {
+           function AbortController() {
+             _classCallCheck(this, AbortController); // Compared to assignment, Object.defineProperty makes properties non-enumerable by default and
+             // we want Object.keys(new AbortController()) to be [] for compat with the native impl
 
-           if (!body) {
-             this._bodyText = '';
-           } else if (typeof body === 'string') {
-             this._bodyText = body;
-           } else if (support.blob && Blob.prototype.isPrototypeOf(body)) {
-             this._bodyBlob = body;
-           } else if (support.formData && FormData.prototype.isPrototypeOf(body)) {
-             this._bodyFormData = body;
-           } else if (support.searchParams && URLSearchParams.prototype.isPrototypeOf(body)) {
-             this._bodyText = body.toString();
-           } else if (support.arrayBuffer && support.blob && isDataView(body)) {
-             this._bodyArrayBuffer = bufferClone(body.buffer); // IE 10-11 can't handle a DataView body.
 
-             this._bodyInit = new Blob([this._bodyArrayBuffer]);
-           } else if (support.arrayBuffer && (ArrayBuffer.prototype.isPrototypeOf(body) || isArrayBufferView(body))) {
-             this._bodyArrayBuffer = bufferClone(body);
-           } else {
-             this._bodyText = body = Object.prototype.toString.call(body);
+             Object.defineProperty(this, 'signal', {
+               value: new AbortSignal(),
+               writable: true,
+               configurable: true
+             });
            }
 
-           if (!this.headers.get('content-type')) {
-             if (typeof body === 'string') {
-               this.headers.set('content-type', 'text/plain;charset=UTF-8');
-             } else if (this._bodyBlob && this._bodyBlob.type) {
-               this.headers.set('content-type', this._bodyBlob.type);
-             } else if (support.searchParams && URLSearchParams.prototype.isPrototypeOf(body)) {
-               this.headers.set('content-type', 'application/x-www-form-urlencoded;charset=UTF-8');
-             }
-           }
-         };
+           _createClass(AbortController, [{
+             key: "abort",
+             value: function abort() {
+               var event;
 
-         if (support.blob) {
-           this.blob = function () {
-             var rejected = consumed(this);
+               try {
+                 event = new Event('abort');
+               } catch (e) {
+                 if (typeof document !== 'undefined') {
+                   if (!document.createEvent) {
+                     // For Internet Explorer 8:
+                     event = document.createEventObject();
+                     event.type = 'abort';
+                   } else {
+                     // For Internet Explorer 11:
+                     event = document.createEvent('Event');
+                     event.initEvent('abort', false, false);
+                   }
+                 } else {
+                   // Fallback where document isn't available:
+                   event = {
+                     type: 'abort',
+                     bubbles: false,
+                     cancelable: false
+                   };
+                 }
+               }
 
-             if (rejected) {
-               return rejected;
+               this.signal.dispatchEvent(event);
              }
-
-             if (this._bodyBlob) {
-               return Promise.resolve(this._bodyBlob);
-             } else if (this._bodyArrayBuffer) {
-               return Promise.resolve(new Blob([this._bodyArrayBuffer]));
-             } else if (this._bodyFormData) {
-               throw new Error('could not read FormData body as blob');
-             } else {
-               return Promise.resolve(new Blob([this._bodyText]));
+           }, {
+             key: "toString",
+             value: function toString() {
+               return '[object AbortController]';
              }
-           };
+           }]);
 
-           this.arrayBuffer = function () {
-             if (this._bodyArrayBuffer) {
-               var isConsumed = consumed(this);
+           return AbortController;
+         }();
 
-               if (isConsumed) {
-                 return isConsumed;
-               }
+         if (typeof Symbol !== 'undefined' && Symbol.toStringTag) {
+           // These are necessary to make sure that we get correct output for:
+           // Object.prototype.toString.call(new AbortController())
+           AbortController.prototype[Symbol.toStringTag] = 'AbortController';
+           AbortSignal.prototype[Symbol.toStringTag] = 'AbortSignal';
+         }
 
-               if (ArrayBuffer.isView(this._bodyArrayBuffer)) {
-                 return Promise.resolve(this._bodyArrayBuffer.buffer.slice(this._bodyArrayBuffer.byteOffset, this._bodyArrayBuffer.byteOffset + this._bodyArrayBuffer.byteLength));
-               } else {
-                 return Promise.resolve(this._bodyArrayBuffer);
-               }
-             } else {
-               return this.blob().then(readBlobAsArrayBuffer);
-             }
-           };
+         function polyfillNeeded(self) {
+           if (self.__FORCE_INSTALL_ABORTCONTROLLER_POLYFILL) {
+             console.log('__FORCE_INSTALL_ABORTCONTROLLER_POLYFILL=true is set, will force install polyfill');
+             return true;
+           } // Note that the "unfetch" minimal fetch polyfill defines fetch() without
+           // defining window.Request, and this polyfill need to work on top of unfetch
+           // so the below feature detection needs the !self.AbortController part.
+           // The Request.prototype check is also needed because Safari versions 11.1.2
+           // up to and including 12.1.x has a window.AbortController present but still
+           // does NOT correctly implement abortable fetch:
+           // https://bugs.webkit.org/show_bug.cgi?id=174980#c2
+
+
+           return typeof self.Request === 'function' && !self.Request.prototype.hasOwnProperty('signal') || !self.AbortController;
          }
+         /**
+          * Note: the "fetch.Request" default value is available for fetch imported from
+          * the "node-fetch" package and not in browsers. This is OK since browsers
+          * will be importing umd-polyfill.js from that path "self" is passed the
+          * decorator so the default value will not be used (because browsers that define
+          * fetch also has Request). One quirky setup where self.fetch exists but
+          * self.Request does not is when the "unfetch" minimal fetch polyfill is used
+          * on top of IE11; for this case the browser will try to use the fetch.Request
+          * default value which in turn will be undefined but then then "if (Request)"
+          * will ensure that you get a patched fetch but still no Request (as expected).
+          * @param {fetch, Request = fetch.Request}
+          * @returns {fetch: abortableFetch, Request: AbortableRequest}
+          */
 
-         this.text = function () {
-           var rejected = consumed(this);
 
-           if (rejected) {
-             return rejected;
+         function abortableFetchDecorator(patchTargets) {
+           if ('function' === typeof patchTargets) {
+             patchTargets = {
+               fetch: patchTargets
+             };
            }
 
-           if (this._bodyBlob) {
-             return readBlobAsText(this._bodyBlob);
-           } else if (this._bodyArrayBuffer) {
-             return Promise.resolve(readArrayBufferAsText(this._bodyArrayBuffer));
-           } else if (this._bodyFormData) {
-             throw new Error('could not read FormData body as text');
-           } else {
-             return Promise.resolve(this._bodyText);
-           }
-         };
+           var _patchTargets = patchTargets,
+               fetch = _patchTargets.fetch,
+               _patchTargets$Request = _patchTargets.Request,
+               NativeRequest = _patchTargets$Request === void 0 ? fetch.Request : _patchTargets$Request,
+               NativeAbortController = _patchTargets.AbortController,
+               _patchTargets$__FORCE = _patchTargets.__FORCE_INSTALL_ABORTCONTROLLER_POLYFILL,
+               __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL = _patchTargets$__FORCE === void 0 ? false : _patchTargets$__FORCE;
 
-         if (support.formData) {
-           this.formData = function () {
-             return this.text().then(decode);
-           };
-         }
+           if (!polyfillNeeded({
+             fetch: fetch,
+             Request: NativeRequest,
+             AbortController: NativeAbortController,
+             __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL: __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL
+           })) {
+             return {
+               fetch: fetch,
+               Request: Request
+             };
+           }
 
-         this.json = function () {
-           return this.text().then(JSON.parse);
-         };
+           var Request = NativeRequest; // Note that the "unfetch" minimal fetch polyfill defines fetch() without
+           // defining window.Request, and this polyfill need to work on top of unfetch
+           // hence we only patch it if it's available. Also we don't patch it if signal
+           // is already available on the Request prototype because in this case support
+           // is present and the patching below can cause a crash since it assigns to
+           // request.signal which is technically a read-only property. This latter error
+           // happens when you run the main5.js node-fetch example in the repo
+           // "abortcontroller-polyfill-examples". The exact error is:
+           //   request.signal = init.signal;
+           //   ^
+           // TypeError: Cannot set property signal of #<Request> which has only a getter
 
-         return this;
-       } // HTTP methods whose capitalization should be normalized
+           if (Request && !Request.prototype.hasOwnProperty('signal') || __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL) {
+             Request = function Request(input, init) {
+               var signal;
 
+               if (init && init.signal) {
+                 signal = init.signal; // Never pass init.signal to the native Request implementation when the polyfill has
+                 // been installed because if we're running on top of a browser with a
+                 // working native AbortController (i.e. the polyfill was installed due to
+                 // __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL being set), then passing our
+                 // fake AbortSignal to the native fetch will trigger:
+                 // TypeError: Failed to construct 'Request': member signal is not of type AbortSignal.
 
-       var methods = ['DELETE', 'GET', 'HEAD', 'OPTIONS', 'POST', 'PUT'];
+                 delete init.signal;
+               }
 
-       function normalizeMethod(method) {
-         var upcased = method.toUpperCase();
-         return methods.indexOf(upcased) > -1 ? upcased : method;
-       }
+               var request = new NativeRequest(input, init);
 
-       function Request(input, options) {
-         if (!(this instanceof Request)) {
-           throw new TypeError('Please use the "new" operator, this DOM object constructor cannot be called as a function.');
-         }
+               if (signal) {
+                 Object.defineProperty(request, 'signal', {
+                   writable: false,
+                   enumerable: false,
+                   configurable: true,
+                   value: signal
+                 });
+               }
 
-         options = options || {};
-         var body = options.body;
+               return request;
+             };
 
-         if (input instanceof Request) {
-           if (input.bodyUsed) {
-             throw new TypeError('Already read');
+             Request.prototype = NativeRequest.prototype;
            }
 
-           this.url = input.url;
-           this.credentials = input.credentials;
+           var realFetch = fetch;
 
-           if (!options.headers) {
-             this.headers = new Headers$1(input.headers);
-           }
+           var abortableFetch = function abortableFetch(input, init) {
+             var signal = Request && Request.prototype.isPrototypeOf(input) ? input.signal : init ? init.signal : undefined;
 
-           this.method = input.method;
-           this.mode = input.mode;
-           this.signal = input.signal;
+             if (signal) {
+               var abortError;
 
-           if (!body && input._bodyInit != null) {
-             body = input._bodyInit;
-             input.bodyUsed = true;
-           }
-         } else {
-           this.url = String(input);
-         }
+               try {
+                 abortError = new DOMException('Aborted', 'AbortError');
+               } catch (err) {
+                 // IE 11 does not support calling the DOMException constructor, use a
+                 // regular error object on it instead.
+                 abortError = new Error('Aborted');
+                 abortError.name = 'AbortError';
+               } // Return early if already aborted, thus avoiding making an HTTP request
 
-         this.credentials = options.credentials || this.credentials || 'same-origin';
 
-         if (options.headers || !this.headers) {
-           this.headers = new Headers$1(options.headers);
-         }
+               if (signal.aborted) {
+                 return Promise.reject(abortError);
+               } // Turn an event into a promise, reject it once `abort` is dispatched
 
-         this.method = normalizeMethod(options.method || this.method || 'GET');
-         this.mode = options.mode || this.mode || null;
-         this.signal = options.signal || this.signal;
-         this.referrer = null;
 
-         if ((this.method === 'GET' || this.method === 'HEAD') && body) {
-           throw new TypeError('Body not allowed for GET or HEAD requests');
-         }
+               var cancellation = new Promise(function (_, reject) {
+                 signal.addEventListener('abort', function () {
+                   return reject(abortError);
+                 }, {
+                   once: true
+                 });
+               });
 
-         this._initBody(body);
+               if (init && init.signal) {
+                 // Never pass .signal to the native implementation when the polyfill has
+                 // been installed because if we're running on top of a browser with a
+                 // working native AbortController (i.e. the polyfill was installed due to
+                 // __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL being set), then passing our
+                 // fake AbortSignal to the native fetch will trigger:
+                 // TypeError: Failed to execute 'fetch' on 'Window': member signal is not of type AbortSignal.
+                 delete init.signal;
+               } // Return the fastest promise (don't need to wait for request to finish)
 
-         if (this.method === 'GET' || this.method === 'HEAD') {
-           if (options.cache === 'no-store' || options.cache === 'no-cache') {
-             // Search for a '_' parameter in the query string
-             var reParamSearch = /([?&])_=[^&]*/;
 
-             if (reParamSearch.test(this.url)) {
-               // If it already exists then set the value with the current time
-               this.url = this.url.replace(reParamSearch, '$1_=' + new Date().getTime());
-             } else {
-               // Otherwise add a new '_' parameter to the end with the current time
-               var reQueryString = /\?/;
-               this.url += (reQueryString.test(this.url) ? '&' : '?') + '_=' + new Date().getTime();
+               return Promise.race([cancellation, realFetch(input, init)]);
              }
-           }
-         }
-       }
 
-       Request.prototype.clone = function () {
-         return new Request(this, {
-           body: this._bodyInit
-         });
-       };
+             return realFetch(input, init);
+           };
 
-       function decode(body) {
-         var form = new FormData();
-         body.trim().split('&').forEach(function (bytes) {
-           if (bytes) {
-             var split = bytes.split('=');
-             var name = split.shift().replace(/\+/g, ' ');
-             var value = split.join('=').replace(/\+/g, ' ');
-             form.append(decodeURIComponent(name), decodeURIComponent(value));
+           return {
+             fetch: abortableFetch,
+             Request: Request
+           };
+         }
+
+         (function (self) {
+           if (!polyfillNeeded(self)) {
+             return;
            }
-         });
-         return form;
-       }
 
-       function parseHeaders(rawHeaders) {
-         var headers = new Headers$1(); // Replace instances of \r\n and \n followed by at least one space or horizontal tab with a space
-         // https://tools.ietf.org/html/rfc7230#section-3.2
+           if (!self.fetch) {
+             console.warn('fetch() is not available, cannot install abortcontroller-polyfill');
+             return;
+           }
 
-         var preProcessedHeaders = rawHeaders.replace(/\r?\n[\t ]+/g, ' '); // Avoiding split via regex to work around a common IE11 bug with the core-js 3.6.0 regex polyfill
-         // https://github.com/github/fetch/issues/748
-         // https://github.com/zloirock/core-js/issues/751
+           var _abortableFetch = abortableFetchDecorator(self),
+               fetch = _abortableFetch.fetch,
+               Request = _abortableFetch.Request;
 
-         preProcessedHeaders.split('\r').map(function (header) {
-           return header.indexOf('\n') === 0 ? header.substr(1, header.length) : header;
-         }).forEach(function (line) {
-           var parts = line.split(':');
-           var key = parts.shift().trim();
+           self.fetch = fetch;
+           self.Request = Request;
+           Object.defineProperty(self, 'AbortController', {
+             writable: true,
+             enumerable: false,
+             configurable: true,
+             value: AbortController
+           });
+           Object.defineProperty(self, 'AbortSignal', {
+             writable: true,
+             enumerable: false,
+             configurable: true,
+             value: AbortSignal
+           });
+         })(typeof self !== 'undefined' ? self : commonjsGlobal);
+       });
 
-           if (key) {
-             var value = parts.join(':').trim();
-             headers.append(key, value);
-           }
-         });
-         return headers;
+       function actionAddEntity(way) {
+         return function (graph) {
+           return graph.replace(way);
+         };
        }
 
-       Body.call(Request.prototype);
-       function Response(bodyInit, options) {
-         if (!(this instanceof Response)) {
-           throw new TypeError('Please use the "new" operator, this DOM object constructor cannot be called as a function.');
-         }
-
-         if (!options) {
-           options = {};
-         }
+       var $$M = _export;
+       var global$g = global$1m;
+       var fails$k = fails$S;
+       var isArray$3 = isArray$8;
+       var isObject$8 = isObject$s;
+       var toObject$6 = toObject$j;
+       var lengthOfArrayLike$4 = lengthOfArrayLike$g;
+       var createProperty$1 = createProperty$4;
+       var arraySpeciesCreate$1 = arraySpeciesCreate$4;
+       var arrayMethodHasSpeciesSupport$1 = arrayMethodHasSpeciesSupport$5;
+       var wellKnownSymbol$2 = wellKnownSymbol$t;
+       var V8_VERSION = engineV8Version;
 
-         this.type = 'default';
-         this.status = options.status === undefined ? 200 : options.status;
-         this.ok = this.status >= 200 && this.status < 300;
-         this.statusText = options.statusText === undefined ? '' : '' + options.statusText;
-         this.headers = new Headers$1(options.headers);
-         this.url = options.url || '';
+       var IS_CONCAT_SPREADABLE = wellKnownSymbol$2('isConcatSpreadable');
+       var MAX_SAFE_INTEGER = 0x1FFFFFFFFFFFFF;
+       var MAXIMUM_ALLOWED_INDEX_EXCEEDED = 'Maximum allowed index exceeded';
+       var TypeError$5 = global$g.TypeError;
 
-         this._initBody(bodyInit);
-       }
-       Body.call(Response.prototype);
+       // We can't use this feature detection in V8 since it causes
+       // deoptimization and serious performance degradation
+       // https://github.com/zloirock/core-js/issues/679
+       var IS_CONCAT_SPREADABLE_SUPPORT = V8_VERSION >= 51 || !fails$k(function () {
+         var array = [];
+         array[IS_CONCAT_SPREADABLE] = false;
+         return array.concat()[0] !== array;
+       });
 
-       Response.prototype.clone = function () {
-         return new Response(this._bodyInit, {
-           status: this.status,
-           statusText: this.statusText,
-           headers: new Headers$1(this.headers),
-           url: this.url
-         });
-       };
+       var SPECIES_SUPPORT = arrayMethodHasSpeciesSupport$1('concat');
 
-       Response.error = function () {
-         var response = new Response(null, {
-           status: 0,
-           statusText: ''
-         });
-         response.type = 'error';
-         return response;
+       var isConcatSpreadable = function (O) {
+         if (!isObject$8(O)) return false;
+         var spreadable = O[IS_CONCAT_SPREADABLE];
+         return spreadable !== undefined ? !!spreadable : isArray$3(O);
        };
 
-       var redirectStatuses = [301, 302, 303, 307, 308];
+       var FORCED$a = !IS_CONCAT_SPREADABLE_SUPPORT || !SPECIES_SUPPORT;
 
-       Response.redirect = function (url, status) {
-         if (redirectStatuses.indexOf(status) === -1) {
-           throw new RangeError('Invalid status code');
-         }
-
-         return new Response(null, {
-           status: status,
-           headers: {
-             location: url
-           }
-         });
-       };
-
-       var DOMException$1 = global$1.DOMException;
-
-       try {
-         new DOMException$1();
-       } catch (err) {
-         DOMException$1 = function DOMException(message, name) {
-           this.message = message;
-           this.name = name;
-           var error = Error(message);
-           this.stack = error.stack;
-         };
-
-         DOMException$1.prototype = Object.create(Error.prototype);
-         DOMException$1.prototype.constructor = DOMException$1;
-       }
-
-       function fetch$1(input, init) {
-         return new Promise(function (resolve, reject) {
-           var request = new Request(input, init);
-
-           if (request.signal && request.signal.aborted) {
-             return reject(new DOMException$1('Aborted', 'AbortError'));
-           }
-
-           var xhr = new XMLHttpRequest();
-
-           function abortXhr() {
-             xhr.abort();
-           }
-
-           xhr.onload = function () {
-             var options = {
-               status: xhr.status,
-               statusText: xhr.statusText,
-               headers: parseHeaders(xhr.getAllResponseHeaders() || '')
-             };
-             options.url = 'responseURL' in xhr ? xhr.responseURL : options.headers.get('X-Request-URL');
-             var body = 'response' in xhr ? xhr.response : xhr.responseText;
-             setTimeout(function () {
-               resolve(new Response(body, options));
-             }, 0);
-           };
-
-           xhr.onerror = function () {
-             setTimeout(function () {
-               reject(new TypeError('Network request failed'));
-             }, 0);
-           };
-
-           xhr.ontimeout = function () {
-             setTimeout(function () {
-               reject(new TypeError('Network request failed'));
-             }, 0);
-           };
-
-           xhr.onabort = function () {
-             setTimeout(function () {
-               reject(new DOMException$1('Aborted', 'AbortError'));
-             }, 0);
-           };
-
-           function fixUrl(url) {
-             try {
-               return url === '' && global$1.location.href ? global$1.location.href : url;
-             } catch (e) {
-               return url;
+       // `Array.prototype.concat` method
+       // https://tc39.es/ecma262/#sec-array.prototype.concat
+       // with adding support of @@isConcatSpreadable and @@species
+       $$M({ target: 'Array', proto: true, forced: FORCED$a }, {
+         // eslint-disable-next-line no-unused-vars -- required for `.length`
+         concat: function concat(arg) {
+           var O = toObject$6(this);
+           var A = arraySpeciesCreate$1(O, 0);
+           var n = 0;
+           var i, k, length, len, E;
+           for (i = -1, length = arguments.length; i < length; i++) {
+             E = i === -1 ? O : arguments[i];
+             if (isConcatSpreadable(E)) {
+               len = lengthOfArrayLike$4(E);
+               if (n + len > MAX_SAFE_INTEGER) throw TypeError$5(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
+               for (k = 0; k < len; k++, n++) if (k in E) createProperty$1(A, n, E[k]);
+             } else {
+               if (n >= MAX_SAFE_INTEGER) throw TypeError$5(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
+               createProperty$1(A, n++, E);
              }
            }
+           A.length = n;
+           return A;
+         }
+       });
 
-           xhr.open(request.method, fixUrl(request.url), true);
-
-           if (request.credentials === 'include') {
-             xhr.withCredentials = true;
-           } else if (request.credentials === 'omit') {
-             xhr.withCredentials = false;
-           }
-
-           if ('responseType' in xhr) {
-             if (support.blob) {
-               xhr.responseType = 'blob';
-             } else if (support.arrayBuffer && request.headers.get('Content-Type') && request.headers.get('Content-Type').indexOf('application/octet-stream') !== -1) {
-               xhr.responseType = 'arraybuffer';
-             }
-           }
+       var DESCRIPTORS$7 = descriptors;
+       var uncurryThis$l = functionUncurryThis;
+       var call$5 = functionCall;
+       var fails$j = fails$S;
+       var objectKeys$1 = objectKeys$4;
+       var getOwnPropertySymbolsModule = objectGetOwnPropertySymbols;
+       var propertyIsEnumerableModule = objectPropertyIsEnumerable;
+       var toObject$5 = toObject$j;
+       var IndexedObject = indexedObject;
+
+       // eslint-disable-next-line es/no-object-assign -- safe
+       var $assign = Object.assign;
+       // eslint-disable-next-line es/no-object-defineproperty -- required for testing
+       var defineProperty$4 = Object.defineProperty;
+       var concat = uncurryThis$l([].concat);
 
-           if (init && _typeof(init.headers) === 'object' && !(init.headers instanceof Headers$1)) {
-             Object.getOwnPropertyNames(init.headers).forEach(function (name) {
-               xhr.setRequestHeader(name, normalizeValue(init.headers[name]));
-             });
-           } else {
-             request.headers.forEach(function (value, name) {
-               xhr.setRequestHeader(name, value);
+       // `Object.assign` method
+       // https://tc39.es/ecma262/#sec-object.assign
+       var objectAssign = !$assign || fails$j(function () {
+         // should have correct order of operations (Edge bug)
+         if (DESCRIPTORS$7 && $assign({ b: 1 }, $assign(defineProperty$4({}, 'a', {
+           enumerable: true,
+           get: function () {
+             defineProperty$4(this, 'b', {
+               value: 3,
+               enumerable: false
              });
            }
-
-           if (request.signal) {
-             request.signal.addEventListener('abort', abortXhr);
-
-             xhr.onreadystatechange = function () {
-               // DONE (success or failure)
-               if (xhr.readyState === 4) {
-                 request.signal.removeEventListener('abort', abortXhr);
-               }
-             };
+         }), { b: 2 })).b !== 1) return true;
+         // should work with symbols and should have deterministic property order (V8 bug)
+         var A = {};
+         var B = {};
+         // eslint-disable-next-line es/no-symbol -- safe
+         var symbol = Symbol();
+         var alphabet = 'abcdefghijklmnopqrst';
+         A[symbol] = 7;
+         alphabet.split('').forEach(function (chr) { B[chr] = chr; });
+         return $assign({}, A)[symbol] != 7 || objectKeys$1($assign({}, B)).join('') != alphabet;
+       }) ? function assign(target, source) { // eslint-disable-line no-unused-vars -- required for `.length`
+         var T = toObject$5(target);
+         var argumentsLength = arguments.length;
+         var index = 1;
+         var getOwnPropertySymbols = getOwnPropertySymbolsModule.f;
+         var propertyIsEnumerable = propertyIsEnumerableModule.f;
+         while (argumentsLength > index) {
+           var S = IndexedObject(arguments[index++]);
+           var keys = getOwnPropertySymbols ? concat(objectKeys$1(S), getOwnPropertySymbols(S)) : objectKeys$1(S);
+           var length = keys.length;
+           var j = 0;
+           var key;
+           while (length > j) {
+             key = keys[j++];
+             if (!DESCRIPTORS$7 || call$5(propertyIsEnumerable, S, key)) T[key] = S[key];
            }
+         } return T;
+       } : $assign;
 
-           xhr.send(typeof request._bodyInit === 'undefined' ? null : request._bodyInit);
-         });
-       }
-       fetch$1.polyfill = true;
-
-       if (!global$1.fetch) {
-         global$1.fetch = fetch$1;
-         global$1.Headers = Headers$1;
-         global$1.Request = Request;
-         global$1.Response = Response;
-       }
+       var $$L = _export;
+       var assign$2 = objectAssign;
 
-       // `Object.defineProperty` method
-       // https://tc39.es/ecma262/#sec-object.defineproperty
-       _export({ target: 'Object', stat: true, forced: !descriptors, sham: !descriptors }, {
-         defineProperty: objectDefineProperty.f
+       // `Object.assign` method
+       // https://tc39.es/ecma262/#sec-object.assign
+       // eslint-disable-next-line es/no-object-assign -- required for testing
+       $$L({ target: 'Object', stat: true, forced: Object.assign !== assign$2 }, {
+         assign: assign$2
        });
 
-       // `Object.setPrototypeOf` method
-       // https://tc39.es/ecma262/#sec-object.setprototypeof
-       _export({ target: 'Object', stat: true }, {
-         setPrototypeOf: objectSetPrototypeOf
-       });
+       var $$K = _export;
+       var $filter = arrayIteration.filter;
+       var arrayMethodHasSpeciesSupport = arrayMethodHasSpeciesSupport$5;
 
-       var FAILS_ON_PRIMITIVES$1 = fails(function () { objectGetPrototypeOf(1); });
+       var HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('filter');
 
-       // `Object.getPrototypeOf` method
-       // https://tc39.es/ecma262/#sec-object.getprototypeof
-       _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$1, sham: !correctPrototypeGetter }, {
-         getPrototypeOf: function getPrototypeOf(it) {
-           return objectGetPrototypeOf(toObject(it));
+       // `Array.prototype.filter` method
+       // https://tc39.es/ecma262/#sec-array.prototype.filter
+       // with adding support of @@species
+       $$K({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT }, {
+         filter: function filter(callbackfn /* , thisArg */) {
+           return $filter(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
          }
        });
 
-       var slice$1 = [].slice;
-       var factories = {};
+       var $$J = _export;
+       var toObject$4 = toObject$j;
+       var nativeKeys = objectKeys$4;
+       var fails$i = fails$S;
 
-       var construct = function (C, argsLength, args) {
-         if (!(argsLength in factories)) {
-           for (var list = [], i = 0; i < argsLength; i++) list[i] = 'a[' + i + ']';
-           // eslint-disable-next-line no-new-func -- we have no proper alternatives, IE8- only
-           factories[argsLength] = Function('C,a', 'return new C(' + list.join(',') + ')');
-         } return factories[argsLength](C, args);
-       };
+       var FAILS_ON_PRIMITIVES$2 = fails$i(function () { nativeKeys(1); });
 
-       // `Function.prototype.bind` method implementation
-       // https://tc39.es/ecma262/#sec-function.prototype.bind
-       var functionBind = Function.bind || function bind(that /* , ...args */) {
-         var fn = aFunction$1(this);
-         var partArgs = slice$1.call(arguments, 1);
-         var boundFunction = function bound(/* args... */) {
-           var args = partArgs.concat(slice$1.call(arguments));
-           return this instanceof boundFunction ? construct(fn, args.length, args) : fn.apply(that, args);
-         };
-         if (isObject(fn.prototype)) boundFunction.prototype = fn.prototype;
-         return boundFunction;
-       };
+       // `Object.keys` method
+       // https://tc39.es/ecma262/#sec-object.keys
+       $$J({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$2 }, {
+         keys: function keys(it) {
+           return nativeKeys(toObject$4(it));
+         }
+       });
 
-       var nativeConstruct = getBuiltIn('Reflect', 'construct');
+       var $$I = _export;
+       var uncurryThis$k = functionUncurryThis;
+       var isArray$2 = isArray$8;
 
-       // `Reflect.construct` method
-       // https://tc39.es/ecma262/#sec-reflect.construct
-       // MS Edge supports only 2 arguments and argumentsList argument is optional
-       // FF Nightly sets third argument as `new.target`, but does not create `this` from it
-       var NEW_TARGET_BUG = fails(function () {
-         function F() { /* empty */ }
-         return !(nativeConstruct(function () { /* empty */ }, [], F) instanceof F);
-       });
-       var ARGS_BUG = !fails(function () {
-         nativeConstruct(function () { /* empty */ });
-       });
-       var FORCED$5 = NEW_TARGET_BUG || ARGS_BUG;
+       var un$Reverse = uncurryThis$k([].reverse);
+       var test$1 = [1, 2];
 
-       _export({ target: 'Reflect', stat: true, forced: FORCED$5, sham: FORCED$5 }, {
-         construct: function construct(Target, args /* , newTarget */) {
-           aFunction$1(Target);
-           anObject(args);
-           var newTarget = arguments.length < 3 ? Target : aFunction$1(arguments[2]);
-           if (ARGS_BUG && !NEW_TARGET_BUG) return nativeConstruct(Target, args, newTarget);
-           if (Target == newTarget) {
-             // w/o altered newTarget, optimization for 0-4 arguments
-             switch (args.length) {
-               case 0: return new Target();
-               case 1: return new Target(args[0]);
-               case 2: return new Target(args[0], args[1]);
-               case 3: return new Target(args[0], args[1], args[2]);
-               case 4: return new Target(args[0], args[1], args[2], args[3]);
-             }
-             // w/o altered newTarget, lot of arguments case
-             var $args = [null];
-             $args.push.apply($args, args);
-             return new (functionBind.apply(Target, $args))();
-           }
-           // with altered newTarget, not support built-in constructors
-           var proto = newTarget.prototype;
-           var instance = objectCreate(isObject(proto) ? proto : Object.prototype);
-           var result = Function.apply.call(Target, instance, args);
-           return isObject(result) ? result : instance;
+       // `Array.prototype.reverse` method
+       // https://tc39.es/ecma262/#sec-array.prototype.reverse
+       // fix for Safari 12.0 bug
+       // https://bugs.webkit.org/show_bug.cgi?id=188794
+       $$I({ target: 'Array', proto: true, forced: String(test$1) === String(test$1.reverse()) }, {
+         reverse: function reverse() {
+           // eslint-disable-next-line no-self-assign -- dirty hack
+           if (isArray$2(this)) this.length = this.length;
+           return un$Reverse(this);
          }
        });
 
-       // `Reflect.get` method
-       // https://tc39.es/ecma262/#sec-reflect.get
-       function get$2(target, propertyKey /* , receiver */) {
-         var receiver = arguments.length < 3 ? target : arguments[2];
-         var descriptor, prototype;
-         if (anObject(target) === receiver) return target[propertyKey];
-         if (descriptor = objectGetOwnPropertyDescriptor.f(target, propertyKey)) return has(descriptor, 'value')
-           ? descriptor.value
-           : descriptor.get === undefined
-             ? undefined
-             : descriptor.get.call(receiver);
-         if (isObject(prototype = objectGetPrototypeOf(target))) return get$2(prototype, propertyKey, receiver);
-       }
+       var global$f = global$1m;
+       var fails$h = fails$S;
+       var uncurryThis$j = functionUncurryThis;
+       var toString$c = toString$k;
+       var trim$4 = stringTrim.trim;
+       var whitespaces$1 = whitespaces$4;
+
+       var charAt$2 = uncurryThis$j(''.charAt);
+       var n$ParseFloat = global$f.parseFloat;
+       var Symbol$2 = global$f.Symbol;
+       var ITERATOR$1 = Symbol$2 && Symbol$2.iterator;
+       var FORCED$9 = 1 / n$ParseFloat(whitespaces$1 + '-0') !== -Infinity
+         // MS Edge 18- broken with boxed symbols
+         || (ITERATOR$1 && !fails$h(function () { n$ParseFloat(Object(ITERATOR$1)); }));
 
-       _export({ target: 'Reflect', stat: true }, {
-         get: get$2
-       });
+       // `parseFloat` method
+       // https://tc39.es/ecma262/#sec-parsefloat-string
+       var numberParseFloat = FORCED$9 ? function parseFloat(string) {
+         var trimmedString = trim$4(toString$c(string));
+         var result = n$ParseFloat(trimmedString);
+         return result === 0 && charAt$2(trimmedString, 0) == '-' ? -0 : result;
+       } : n$ParseFloat;
 
-       var nativeGetOwnPropertyDescriptor$2 = objectGetOwnPropertyDescriptor.f;
+       var $$H = _export;
+       var $parseFloat = numberParseFloat;
 
+       // `parseFloat` method
+       // https://tc39.es/ecma262/#sec-parsefloat-string
+       $$H({ global: true, forced: parseFloat != $parseFloat }, {
+         parseFloat: $parseFloat
+       });
 
-       var FAILS_ON_PRIMITIVES$2 = fails(function () { nativeGetOwnPropertyDescriptor$2(1); });
-       var FORCED$6 = !descriptors || FAILS_ON_PRIMITIVES$2;
+       /*
+       Order the nodes of a way in reverse order and reverse any direction dependent tags
+       other than `oneway`. (We assume that correcting a backwards oneway is the primary
+       reason for reversing a way.)
 
-       // `Object.getOwnPropertyDescriptor` method
-       // https://tc39.es/ecma262/#sec-object.getownpropertydescriptor
-       _export({ target: 'Object', stat: true, forced: FORCED$6, sham: !descriptors }, {
-         getOwnPropertyDescriptor: function getOwnPropertyDescriptor(it, key) {
-           return nativeGetOwnPropertyDescriptor$2(toIndexedObject(it), key);
-         }
-       });
+       In addition, numeric-valued `incline` tags are negated.
 
-       var HAS_SPECIES_SUPPORT$2 = arrayMethodHasSpeciesSupport('splice');
+       The JOSM implementation was used as a guide, but transformations that were of unclear benefit
+       or adjusted tags that don't seem to be used in practice were omitted.
 
-       var max$3 = Math.max;
-       var min$6 = Math.min;
-       var MAX_SAFE_INTEGER = 0x1FFFFFFFFFFFFF;
-       var MAXIMUM_ALLOWED_LENGTH_EXCEEDED = 'Maximum allowed length exceeded';
+       References:
+           http://wiki.openstreetmap.org/wiki/Forward_%26_backward,_left_%26_right
+           http://wiki.openstreetmap.org/wiki/Key:direction#Steps
+           http://wiki.openstreetmap.org/wiki/Key:incline
+           http://wiki.openstreetmap.org/wiki/Route#Members
+           http://josm.openstreetmap.de/browser/josm/trunk/src/org/openstreetmap/josm/corrector/ReverseWayTagCorrector.java
+           http://wiki.openstreetmap.org/wiki/Tag:highway%3Dstop
+           http://wiki.openstreetmap.org/wiki/Key:traffic_sign#On_a_way_or_area
+       */
+       function actionReverse(entityID, options) {
+         var ignoreKey = /^.*(_|:)?(description|name|note|website|ref|source|comment|watch|attribution)(_|:)?/;
+         var numeric = /^([+\-]?)(?=[\d.])/;
+         var directionKey = /direction$/;
+         var turn_lanes = /^turn:lanes:?/;
+         var keyReplacements = [[/:right$/, ':left'], [/:left$/, ':right'], [/:forward$/, ':backward'], [/:backward$/, ':forward'], [/:right:/, ':left:'], [/:left:/, ':right:'], [/:forward:/, ':backward:'], [/:backward:/, ':forward:']];
+         var valueReplacements = {
+           left: 'right',
+           right: 'left',
+           up: 'down',
+           down: 'up',
+           forward: 'backward',
+           backward: 'forward',
+           forwards: 'backward',
+           backwards: 'forward'
+         };
+         var roleReplacements = {
+           forward: 'backward',
+           backward: 'forward',
+           forwards: 'backward',
+           backwards: 'forward'
+         };
+         var onewayReplacements = {
+           yes: '-1',
+           '1': '-1',
+           '-1': 'yes'
+         };
+         var compassReplacements = {
+           N: 'S',
+           NNE: 'SSW',
+           NE: 'SW',
+           ENE: 'WSW',
+           E: 'W',
+           ESE: 'WNW',
+           SE: 'NW',
+           SSE: 'NNW',
+           S: 'N',
+           SSW: 'NNE',
+           SW: 'NE',
+           WSW: 'ENE',
+           W: 'E',
+           WNW: 'ESE',
+           NW: 'SE',
+           NNW: 'SSE'
+         };
 
-       // `Array.prototype.splice` method
-       // https://tc39.es/ecma262/#sec-array.prototype.splice
-       // with adding support of @@species
-       _export({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT$2 }, {
-         splice: function splice(start, deleteCount /* , ...items */) {
-           var O = toObject(this);
-           var len = toLength(O.length);
-           var actualStart = toAbsoluteIndex(start, len);
-           var argumentsLength = arguments.length;
-           var insertCount, actualDeleteCount, A, k, from, to;
-           if (argumentsLength === 0) {
-             insertCount = actualDeleteCount = 0;
-           } else if (argumentsLength === 1) {
-             insertCount = 0;
-             actualDeleteCount = len - actualStart;
-           } else {
-             insertCount = argumentsLength - 2;
-             actualDeleteCount = min$6(max$3(toInteger(deleteCount), 0), len - actualStart);
-           }
-           if (len + insertCount - actualDeleteCount > MAX_SAFE_INTEGER) {
-             throw TypeError(MAXIMUM_ALLOWED_LENGTH_EXCEEDED);
-           }
-           A = arraySpeciesCreate(O, actualDeleteCount);
-           for (k = 0; k < actualDeleteCount; k++) {
-             from = actualStart + k;
-             if (from in O) createProperty(A, k, O[from]);
-           }
-           A.length = actualDeleteCount;
-           if (insertCount < actualDeleteCount) {
-             for (k = actualStart; k < len - actualDeleteCount; k++) {
-               from = k + actualDeleteCount;
-               to = k + insertCount;
-               if (from in O) O[to] = O[from];
-               else delete O[to];
-             }
-             for (k = len; k > len - actualDeleteCount + insertCount; k--) delete O[k - 1];
-           } else if (insertCount > actualDeleteCount) {
-             for (k = len - actualDeleteCount; k > actualStart; k--) {
-               from = k + actualDeleteCount - 1;
-               to = k + insertCount - 1;
-               if (from in O) O[to] = O[from];
-               else delete O[to];
+         function reverseKey(key) {
+           for (var i = 0; i < keyReplacements.length; ++i) {
+             var replacement = keyReplacements[i];
+
+             if (replacement[0].test(key)) {
+               return key.replace(replacement[0], replacement[1]);
              }
            }
-           for (k = 0; k < insertCount; k++) {
-             O[k + actualStart] = arguments[k + 2];
-           }
-           O.length = len - actualDeleteCount + insertCount;
-           return A;
-         }
-       });
 
-       // `Symbol.toStringTag` well-known symbol
-       // https://tc39.es/ecma262/#sec-symbol.tostringtag
-       defineWellKnownSymbol('toStringTag');
+           return key;
+         }
 
-       // Math[@@toStringTag] property
-       // https://tc39.es/ecma262/#sec-math-@@tostringtag
-       setToStringTag(Math, 'Math', true);
+         function reverseValue(key, value, includeAbsolute) {
+           if (ignoreKey.test(key)) return value; // Turn lanes are left/right to key (not way) direction - #5674
 
-       // JSON[@@toStringTag] property
-       // https://tc39.es/ecma262/#sec-json-@@tostringtag
-       setToStringTag(global_1.JSON, 'JSON', true);
+           if (turn_lanes.test(key)) {
+             return value;
+           } else if (key === 'incline' && numeric.test(value)) {
+             return value.replace(numeric, function (_, sign) {
+               return sign === '-' ? '' : '-';
+             });
+           } else if (options && options.reverseOneway && key === 'oneway') {
+             return onewayReplacements[value] || value;
+           } else if (includeAbsolute && directionKey.test(key)) {
+             if (compassReplacements[value]) return compassReplacements[value];
+             var degrees = parseFloat(value);
 
-       (function (factory) {
-          factory();
-       })(function () {
+             if (typeof degrees === 'number' && !isNaN(degrees)) {
+               if (degrees < 180) {
+                 degrees += 180;
+               } else {
+                 degrees -= 180;
+               }
 
-         function _classCallCheck(instance, Constructor) {
-           if (!(instance instanceof Constructor)) {
-             throw new TypeError("Cannot call a class as a function");
+               return degrees.toString();
+             }
            }
-         }
 
-         function _defineProperties(target, props) {
-           for (var i = 0; i < props.length; i++) {
-             var descriptor = props[i];
-             descriptor.enumerable = descriptor.enumerable || false;
-             descriptor.configurable = true;
-             if ("value" in descriptor) descriptor.writable = true;
-             Object.defineProperty(target, descriptor.key, descriptor);
-           }
-         }
+           return valueReplacements[value] || value;
+         } // Reverse the direction of tags attached to the nodes - #3076
 
-         function _createClass(Constructor, protoProps, staticProps) {
-           if (protoProps) _defineProperties(Constructor.prototype, protoProps);
-           if (staticProps) _defineProperties(Constructor, staticProps);
-           return Constructor;
-         }
 
-         function _inherits(subClass, superClass) {
-           if (typeof superClass !== "function" && superClass !== null) {
-             throw new TypeError("Super expression must either be null or a function");
-           }
+         function reverseNodeTags(graph, nodeIDs) {
+           for (var i = 0; i < nodeIDs.length; i++) {
+             var node = graph.hasEntity(nodeIDs[i]);
+             if (!node || !Object.keys(node.tags).length) continue;
+             var tags = {};
 
-           subClass.prototype = Object.create(superClass && superClass.prototype, {
-             constructor: {
-               value: subClass,
-               writable: true,
-               configurable: true
+             for (var key in node.tags) {
+               tags[reverseKey(key)] = reverseValue(key, node.tags[key], node.id === entityID);
              }
-           });
-           if (superClass) _setPrototypeOf(subClass, superClass);
-         }
 
-         function _getPrototypeOf(o) {
-           _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
-             return o.__proto__ || Object.getPrototypeOf(o);
-           };
-           return _getPrototypeOf(o);
-         }
-
-         function _setPrototypeOf(o, p) {
-           _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
-             o.__proto__ = p;
-             return o;
-           };
+             graph = graph.replace(node.update({
+               tags: tags
+             }));
+           }
 
-           return _setPrototypeOf(o, p);
+           return graph;
          }
 
-         function _isNativeReflectConstruct() {
-           if (typeof Reflect === "undefined" || !Reflect.construct) return false;
-           if (Reflect.construct.sham) return false;
-           if (typeof Proxy === "function") return true;
+         function reverseWay(graph, way) {
+           var nodes = way.nodes.slice().reverse();
+           var tags = {};
+           var role;
 
-           try {
-             Date.prototype.toString.call(Reflect.construct(Date, [], function () {}));
-             return true;
-           } catch (e) {
-             return false;
+           for (var key in way.tags) {
+             tags[reverseKey(key)] = reverseValue(key, way.tags[key]);
            }
-         }
 
-         function _assertThisInitialized(self) {
-           if (self === void 0) {
-             throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
-           }
+           graph.parentRelations(way).forEach(function (relation) {
+             relation.members.forEach(function (member, index) {
+               if (member.id === way.id && (role = roleReplacements[member.role])) {
+                 relation = relation.updateMember({
+                   role: role
+                 }, index);
+                 graph = graph.replace(relation);
+               }
+             });
+           }); // Reverse any associated directions on nodes on the way and then replace
+           // the way itself with the reversed node ids and updated way tags
 
-           return self;
+           return reverseNodeTags(graph, nodes).replace(way.update({
+             nodes: nodes,
+             tags: tags
+           }));
          }
 
-         function _possibleConstructorReturn(self, call) {
-           if (call && (_typeof(call) === "object" || typeof call === "function")) {
-             return call;
-           }
+         var action = function action(graph) {
+           var entity = graph.entity(entityID);
 
-           return _assertThisInitialized(self);
-         }
+           if (entity.type === 'way') {
+             return reverseWay(graph, entity);
+           }
 
-         function _createSuper(Derived) {
-           var hasNativeReflectConstruct = _isNativeReflectConstruct();
+           return reverseNodeTags(graph, [entityID]);
+         };
 
-           return function _createSuperInternal() {
-             var Super = _getPrototypeOf(Derived),
-                 result;
+         action.disabled = function (graph) {
+           var entity = graph.hasEntity(entityID);
+           if (!entity || entity.type === 'way') return false;
 
-             if (hasNativeReflectConstruct) {
-               var NewTarget = _getPrototypeOf(this).constructor;
+           for (var key in entity.tags) {
+             var value = entity.tags[key];
 
-               result = Reflect.construct(Super, arguments, NewTarget);
-             } else {
-               result = Super.apply(this, arguments);
+             if (reverseKey(key) !== key || reverseValue(key, value, true) !== value) {
+               return false;
              }
-
-             return _possibleConstructorReturn(this, result);
-           };
-         }
-
-         function _superPropBase(object, property) {
-           while (!Object.prototype.hasOwnProperty.call(object, property)) {
-             object = _getPrototypeOf(object);
-             if (object === null) break;
            }
 
-           return object;
-         }
+           return 'nondirectional_node';
+         };
 
-         function _get(target, property, receiver) {
-           if (typeof Reflect !== "undefined" && Reflect.get) {
-             _get = Reflect.get;
-           } else {
-             _get = function _get(target, property, receiver) {
-               var base = _superPropBase(target, property);
+         action.entityID = function () {
+           return entityID;
+         };
 
-               if (!base) return;
-               var desc = Object.getOwnPropertyDescriptor(base, property);
+         return action;
+       }
 
-               if (desc.get) {
-                 return desc.get.call(receiver);
-               }
+       function osmIsInterestingTag(key) {
+         return key !== 'attribution' && key !== 'created_by' && key !== 'source' && key !== 'odbl' && key.indexOf('source:') !== 0 && key.indexOf('source_ref') !== 0 && // purposely exclude colon
+         key.indexOf('tiger:') !== 0;
+       }
+       var osmAreaKeys = {};
+       function osmSetAreaKeys(value) {
+         osmAreaKeys = value;
+       } // returns an object with the tag from `tags` that implies an area geometry, if any
 
-               return desc.value;
-             };
-           }
+       function osmTagSuggestingArea(tags) {
+         if (tags.area === 'yes') return {
+           area: 'yes'
+         };
+         if (tags.area === 'no') return null; // `highway` and `railway` are typically linear features, but there
+         // are a few exceptions that should be treated as areas, even in the
+         // absence of a proper `area=yes` or `areaKeys` tag.. see #4194
 
-           return _get(target, property, receiver || target);
-         }
+         var lineKeys = {
+           highway: {
+             rest_area: true,
+             services: true
+           },
+           railway: {
+             roundhouse: true,
+             station: true,
+             traverser: true,
+             turntable: true,
+             wash: true
+           }
+         };
+         var returnTags = {};
 
-         var Emitter = /*#__PURE__*/function () {
-           function Emitter() {
-             _classCallCheck(this, Emitter);
+         for (var key in tags) {
+           if (key in osmAreaKeys && !(tags[key] in osmAreaKeys[key])) {
+             returnTags[key] = tags[key];
+             return returnTags;
+           }
 
-             Object.defineProperty(this, 'listeners', {
-               value: {},
-               writable: true,
-               configurable: true
-             });
+           if (key in lineKeys && tags[key] in lineKeys[key]) {
+             returnTags[key] = tags[key];
+             return returnTags;
            }
+         }
 
-           _createClass(Emitter, [{
-             key: "addEventListener",
-             value: function addEventListener(type, callback, options) {
-               if (!(type in this.listeners)) {
-                 this.listeners[type] = [];
-               }
+         return null;
+       } // Tags that indicate a node can be a standalone point
+       // e.g. { amenity: { bar: true, parking: true, ... } ... }
 
-               this.listeners[type].push({
-                 callback: callback,
-                 options: options
-               });
-             }
-           }, {
-             key: "removeEventListener",
-             value: function removeEventListener(type, callback) {
-               if (!(type in this.listeners)) {
-                 return;
-               }
+       var osmPointTags = {};
+       function osmSetPointTags(value) {
+         osmPointTags = value;
+       } // Tags that indicate a node can be part of a way
+       // e.g. { amenity: { parking: true, ... }, highway: { stop: true ... } ... }
 
-               var stack = this.listeners[type];
+       var osmVertexTags = {};
+       function osmSetVertexTags(value) {
+         osmVertexTags = value;
+       }
+       function osmNodeGeometriesForTags(nodeTags) {
+         var geometries = {};
 
-               for (var i = 0, l = stack.length; i < l; i++) {
-                 if (stack[i].callback === callback) {
-                   stack.splice(i, 1);
-                   return;
-                 }
-               }
-             }
-           }, {
-             key: "dispatchEvent",
-             value: function dispatchEvent(event) {
-               if (!(event.type in this.listeners)) {
-                 return;
-               }
+         for (var key in nodeTags) {
+           if (osmPointTags[key] && (osmPointTags[key]['*'] || osmPointTags[key][nodeTags[key]])) {
+             geometries.point = true;
+           }
 
-               var stack = this.listeners[event.type];
-               var stackToCall = stack.slice();
+           if (osmVertexTags[key] && (osmVertexTags[key]['*'] || osmVertexTags[key][nodeTags[key]])) {
+             geometries.vertex = true;
+           } // break early if both are already supported
 
-               for (var i = 0, l = stackToCall.length; i < l; i++) {
-                 var listener = stackToCall[i];
 
-                 try {
-                   listener.callback.call(this, event);
-                 } catch (e) {
-                   Promise.resolve().then(function () {
-                     throw e;
-                   });
-                 }
+           if (geometries.point && geometries.vertex) break;
+         }
 
-                 if (listener.options && listener.options.once) {
-                   this.removeEventListener(event.type, listener.callback);
-                 }
-               }
+         return geometries;
+       }
+       var osmOneWayTags = {
+         'aerialway': {
+           'chair_lift': true,
+           'drag_lift': true,
+           'j-bar': true,
+           'magic_carpet': true,
+           'mixed_lift': true,
+           'platter': true,
+           'rope_tow': true,
+           't-bar': true,
+           'zip_line': true
+         },
+         'highway': {
+           'motorway': true
+         },
+         'junction': {
+           'circular': true,
+           'roundabout': true
+         },
+         'man_made': {
+           'goods_conveyor': true,
+           'piste:halfpipe': true
+         },
+         'piste:type': {
+           'downhill': true,
+           'sled': true,
+           'yes': true
+         },
+         'seamark:type': {
+           'separation_lane': true,
+           'separation_roundabout': true
+         },
+         'waterway': {
+           'canal': true,
+           'ditch': true,
+           'drain': true,
+           'fish_pass': true,
+           'river': true,
+           'stream': true,
+           'tidal_channel': true
+         }
+       }; // solid and smooth surfaces akin to the assumed default road surface in OSM
 
-               return !event.defaultPrevented;
-             }
-           }]);
+       var osmPavedTags = {
+         'surface': {
+           'paved': true,
+           'asphalt': true,
+           'concrete': true,
+           'concrete:lanes': true,
+           'concrete:plates': true
+         },
+         'tracktype': {
+           'grade1': true
+         }
+       }; // solid, if somewhat uncommon surfaces with a high range of smoothness
 
-           return Emitter;
-         }();
+       var osmSemipavedTags = {
+         'surface': {
+           'cobblestone': true,
+           'cobblestone:flattened': true,
+           'unhewn_cobblestone': true,
+           'sett': true,
+           'paving_stones': true,
+           'metal': true,
+           'wood': true
+         }
+       };
+       var osmRightSideIsInsideTags = {
+         'natural': {
+           'cliff': true,
+           'coastline': 'coastline'
+         },
+         'barrier': {
+           'retaining_wall': true,
+           'kerb': true,
+           'guard_rail': true,
+           'city_wall': true
+         },
+         'man_made': {
+           'embankment': true
+         },
+         'waterway': {
+           'weir': true
+         }
+       }; // "highway" tag values for pedestrian or vehicle right-of-ways that make up the routable network
+       // (does not include `raceway`)
 
-         var AbortSignal = /*#__PURE__*/function (_Emitter) {
-           _inherits(AbortSignal, _Emitter);
+       var osmRoutableHighwayTagValues = {
+         motorway: true,
+         trunk: true,
+         primary: true,
+         secondary: true,
+         tertiary: true,
+         residential: true,
+         motorway_link: true,
+         trunk_link: true,
+         primary_link: true,
+         secondary_link: true,
+         tertiary_link: true,
+         unclassified: true,
+         road: true,
+         service: true,
+         track: true,
+         living_street: true,
+         bus_guideway: true,
+         path: true,
+         footway: true,
+         cycleway: true,
+         bridleway: true,
+         pedestrian: true,
+         corridor: true,
+         steps: true
+       }; // "highway" tag values that generally do not allow motor vehicles
 
-           var _super = _createSuper(AbortSignal);
+       var osmPathHighwayTagValues = {
+         path: true,
+         footway: true,
+         cycleway: true,
+         bridleway: true,
+         pedestrian: true,
+         corridor: true,
+         steps: true
+       }; // "railway" tag values representing existing railroad tracks (purposely does not include 'abandoned')
 
-           function AbortSignal() {
-             var _this;
+       var osmRailwayTrackTagValues = {
+         rail: true,
+         light_rail: true,
+         tram: true,
+         subway: true,
+         monorail: true,
+         funicular: true,
+         miniature: true,
+         narrow_gauge: true,
+         disused: true,
+         preserved: true
+       }; // "waterway" tag values for line features representing water flow
 
-             _classCallCheck(this, AbortSignal);
+       var osmFlowingWaterwayTagValues = {
+         canal: true,
+         ditch: true,
+         drain: true,
+         fish_pass: true,
+         river: true,
+         stream: true,
+         tidal_channel: true
+       };
 
-             _this = _super.call(this); // Some versions of babel does not transpile super() correctly for IE <= 10, if the parent
-             // constructor has failed to run, then "this.listeners" will still be undefined and then we call
-             // the parent constructor directly instead as a workaround. For general details, see babel bug:
-             // https://github.com/babel/babel/issues/3041
-             // This hack was added as a fix for the issue described here:
-             // https://github.com/Financial-Times/polyfill-library/pull/59#issuecomment-477558042
+       var global$e = global$1m;
+       var fails$g = fails$S;
+       var uncurryThis$i = functionUncurryThis;
+       var toString$b = toString$k;
+       var trim$3 = stringTrim.trim;
+       var whitespaces = whitespaces$4;
+
+       var $parseInt$1 = global$e.parseInt;
+       var Symbol$1 = global$e.Symbol;
+       var ITERATOR = Symbol$1 && Symbol$1.iterator;
+       var hex$2 = /^[+-]?0x/i;
+       var exec$3 = uncurryThis$i(hex$2.exec);
+       var FORCED$8 = $parseInt$1(whitespaces + '08') !== 8 || $parseInt$1(whitespaces + '0x16') !== 22
+         // MS Edge 18- broken with boxed symbols
+         || (ITERATOR && !fails$g(function () { $parseInt$1(Object(ITERATOR)); }));
 
-             if (!_this.listeners) {
-               Emitter.call(_assertThisInitialized(_this));
-             } // Compared to assignment, Object.defineProperty makes properties non-enumerable by default and
-             // we want Object.keys(new AbortController().signal) to be [] for compat with the native impl
+       // `parseInt` method
+       // https://tc39.es/ecma262/#sec-parseint-string-radix
+       var numberParseInt = FORCED$8 ? function parseInt(string, radix) {
+         var S = trim$3(toString$b(string));
+         return $parseInt$1(S, (radix >>> 0) || (exec$3(hex$2, S) ? 16 : 10));
+       } : $parseInt$1;
 
+       var $$G = _export;
+       var $parseInt = numberParseInt;
 
-             Object.defineProperty(_assertThisInitialized(_this), 'aborted', {
-               value: false,
-               writable: true,
-               configurable: true
-             });
-             Object.defineProperty(_assertThisInitialized(_this), 'onabort', {
-               value: null,
-               writable: true,
-               configurable: true
-             });
-             return _this;
-           }
+       // `parseInt` method
+       // https://tc39.es/ecma262/#sec-parseint-string-radix
+       $$G({ global: true, forced: parseInt != $parseInt }, {
+         parseInt: $parseInt
+       });
 
-           _createClass(AbortSignal, [{
-             key: "toString",
-             value: function toString() {
-               return '[object AbortSignal]';
-             }
-           }, {
-             key: "dispatchEvent",
-             value: function dispatchEvent(event) {
-               if (event.type === 'abort') {
-                 this.aborted = true;
+       var internalMetadata = {exports: {}};
 
-                 if (typeof this.onabort === 'function') {
-                   this.onabort.call(this, event);
-                 }
-               }
+       // FF26- bug: ArrayBuffers are non-extensible, but Object.isExtensible does not report it
+       var fails$f = fails$S;
 
-               _get(_getPrototypeOf(AbortSignal.prototype), "dispatchEvent", this).call(this, event);
-             }
-           }]);
+       var arrayBufferNonExtensible = fails$f(function () {
+         if (typeof ArrayBuffer == 'function') {
+           var buffer = new ArrayBuffer(8);
+           // eslint-disable-next-line es/no-object-isextensible, es/no-object-defineproperty -- safe
+           if (Object.isExtensible(buffer)) Object.defineProperty(buffer, 'a', { value: 8 });
+         }
+       });
 
-           return AbortSignal;
-         }(Emitter);
+       var fails$e = fails$S;
+       var isObject$7 = isObject$s;
+       var classof = classofRaw$1;
+       var ARRAY_BUFFER_NON_EXTENSIBLE = arrayBufferNonExtensible;
 
-         var AbortController = /*#__PURE__*/function () {
-           function AbortController() {
-             _classCallCheck(this, AbortController); // Compared to assignment, Object.defineProperty makes properties non-enumerable by default and
-             // we want Object.keys(new AbortController()) to be [] for compat with the native impl
+       // eslint-disable-next-line es/no-object-isextensible -- safe
+       var $isExtensible = Object.isExtensible;
+       var FAILS_ON_PRIMITIVES$1 = fails$e(function () { $isExtensible(1); });
 
+       // `Object.isExtensible` method
+       // https://tc39.es/ecma262/#sec-object.isextensible
+       var objectIsExtensible = (FAILS_ON_PRIMITIVES$1 || ARRAY_BUFFER_NON_EXTENSIBLE) ? function isExtensible(it) {
+         if (!isObject$7(it)) return false;
+         if (ARRAY_BUFFER_NON_EXTENSIBLE && classof(it) == 'ArrayBuffer') return false;
+         return $isExtensible ? $isExtensible(it) : true;
+       } : $isExtensible;
 
-             Object.defineProperty(this, 'signal', {
-               value: new AbortSignal(),
-               writable: true,
-               configurable: true
-             });
-           }
+       var fails$d = fails$S;
 
-           _createClass(AbortController, [{
-             key: "abort",
-             value: function abort() {
-               var event;
+       var freezing = !fails$d(function () {
+         // eslint-disable-next-line es/no-object-isextensible, es/no-object-preventextensions -- required for testing
+         return Object.isExtensible(Object.preventExtensions({}));
+       });
 
-               try {
-                 event = new Event('abort');
-               } catch (e) {
-                 if (typeof document !== 'undefined') {
-                   if (!document.createEvent) {
-                     // For Internet Explorer 8:
-                     event = document.createEventObject();
-                     event.type = 'abort';
-                   } else {
-                     // For Internet Explorer 11:
-                     event = document.createEvent('Event');
-                     event.initEvent('abort', false, false);
-                   }
-                 } else {
-                   // Fallback where document isn't available:
-                   event = {
-                     type: 'abort',
-                     bubbles: false,
-                     cancelable: false
-                   };
-                 }
-               }
+       var $$F = _export;
+       var uncurryThis$h = functionUncurryThis;
+       var hiddenKeys = hiddenKeys$6;
+       var isObject$6 = isObject$s;
+       var hasOwn$3 = hasOwnProperty_1;
+       var defineProperty$3 = objectDefineProperty.f;
+       var getOwnPropertyNamesModule = objectGetOwnPropertyNames;
+       var getOwnPropertyNamesExternalModule = objectGetOwnPropertyNamesExternal;
+       var isExtensible = objectIsExtensible;
+       var uid = uid$5;
+       var FREEZING$1 = freezing;
 
-               this.signal.dispatchEvent(event);
-             }
-           }, {
-             key: "toString",
-             value: function toString() {
-               return '[object AbortController]';
-             }
-           }]);
+       var REQUIRED = false;
+       var METADATA = uid('meta');
+       var id$1 = 0;
 
-           return AbortController;
-         }();
+       var setMetadata = function (it) {
+         defineProperty$3(it, METADATA, { value: {
+           objectID: 'O' + id$1++, // object ID
+           weakData: {}          // weak collections IDs
+         } });
+       };
 
-         if (typeof Symbol !== 'undefined' && Symbol.toStringTag) {
-           // These are necessary to make sure that we get correct output for:
-           // Object.prototype.toString.call(new AbortController())
-           AbortController.prototype[Symbol.toStringTag] = 'AbortController';
-           AbortSignal.prototype[Symbol.toStringTag] = 'AbortSignal';
-         }
+       var fastKey$1 = function (it, create) {
+         // return a primitive with prefix
+         if (!isObject$6(it)) return typeof it == 'symbol' ? it : (typeof it == 'string' ? 'S' : 'P') + it;
+         if (!hasOwn$3(it, METADATA)) {
+           // can't set metadata to uncaught frozen object
+           if (!isExtensible(it)) return 'F';
+           // not necessary to add metadata
+           if (!create) return 'E';
+           // add missing metadata
+           setMetadata(it);
+         // return object ID
+         } return it[METADATA].objectID;
+       };
 
-         function polyfillNeeded(self) {
-           if (self.__FORCE_INSTALL_ABORTCONTROLLER_POLYFILL) {
-             console.log('__FORCE_INSTALL_ABORTCONTROLLER_POLYFILL=true is set, will force install polyfill');
-             return true;
-           } // Note that the "unfetch" minimal fetch polyfill defines fetch() without
-           // defining window.Request, and this polyfill need to work on top of unfetch
-           // so the below feature detection needs the !self.AbortController part.
-           // The Request.prototype check is also needed because Safari versions 11.1.2
-           // up to and including 12.1.x has a window.AbortController present but still
-           // does NOT correctly implement abortable fetch:
-           // https://bugs.webkit.org/show_bug.cgi?id=174980#c2
+       var getWeakData = function (it, create) {
+         if (!hasOwn$3(it, METADATA)) {
+           // can't set metadata to uncaught frozen object
+           if (!isExtensible(it)) return true;
+           // not necessary to add metadata
+           if (!create) return false;
+           // add missing metadata
+           setMetadata(it);
+         // return the store of weak collections IDs
+         } return it[METADATA].weakData;
+       };
 
+       // add metadata on freeze-family methods calling
+       var onFreeze$1 = function (it) {
+         if (FREEZING$1 && REQUIRED && isExtensible(it) && !hasOwn$3(it, METADATA)) setMetadata(it);
+         return it;
+       };
 
-           return typeof self.Request === 'function' && !self.Request.prototype.hasOwnProperty('signal') || !self.AbortController;
+       var enable = function () {
+         meta.enable = function () { /* empty */ };
+         REQUIRED = true;
+         var getOwnPropertyNames = getOwnPropertyNamesModule.f;
+         var splice = uncurryThis$h([].splice);
+         var test = {};
+         test[METADATA] = 1;
+
+         // prevent exposing of metadata key
+         if (getOwnPropertyNames(test).length) {
+           getOwnPropertyNamesModule.f = function (it) {
+             var result = getOwnPropertyNames(it);
+             for (var i = 0, length = result.length; i < length; i++) {
+               if (result[i] === METADATA) {
+                 splice(result, i, 1);
+                 break;
+               }
+             } return result;
+           };
+
+           $$F({ target: 'Object', stat: true, forced: true }, {
+             getOwnPropertyNames: getOwnPropertyNamesExternalModule.f
+           });
          }
-         /**
-          * Note: the "fetch.Request" default value is available for fetch imported from
-          * the "node-fetch" package and not in browsers. This is OK since browsers
-          * will be importing umd-polyfill.js from that path "self" is passed the
-          * decorator so the default value will not be used (because browsers that define
-          * fetch also has Request). One quirky setup where self.fetch exists but
-          * self.Request does not is when the "unfetch" minimal fetch polyfill is used
-          * on top of IE11; for this case the browser will try to use the fetch.Request
-          * default value which in turn will be undefined but then then "if (Request)"
-          * will ensure that you get a patched fetch but still no Request (as expected).
-          * @param {fetch, Request = fetch.Request}
-          * @returns {fetch: abortableFetch, Request: AbortableRequest}
-          */
+       };
 
+       var meta = internalMetadata.exports = {
+         enable: enable,
+         fastKey: fastKey$1,
+         getWeakData: getWeakData,
+         onFreeze: onFreeze$1
+       };
 
-         function abortableFetchDecorator(patchTargets) {
-           if ('function' === typeof patchTargets) {
-             patchTargets = {
-               fetch: patchTargets
-             };
-           }
+       hiddenKeys[METADATA] = true;
 
-           var _patchTargets = patchTargets,
-               fetch = _patchTargets.fetch,
-               _patchTargets$Request = _patchTargets.Request,
-               NativeRequest = _patchTargets$Request === void 0 ? fetch.Request : _patchTargets$Request,
-               NativeAbortController = _patchTargets.AbortController,
-               _patchTargets$__FORCE = _patchTargets.__FORCE_INSTALL_ABORTCONTROLLER_POLYFILL,
-               __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL = _patchTargets$__FORCE === void 0 ? false : _patchTargets$__FORCE;
+       var $$E = _export;
+       var global$d = global$1m;
+       var uncurryThis$g = functionUncurryThis;
+       var isForced$2 = isForced_1;
+       var redefine$4 = redefine$h.exports;
+       var InternalMetadataModule = internalMetadata.exports;
+       var iterate$1 = iterate$3;
+       var anInstance$2 = anInstance$7;
+       var isCallable$1 = isCallable$r;
+       var isObject$5 = isObject$s;
+       var fails$c = fails$S;
+       var checkCorrectnessOfIteration$1 = checkCorrectnessOfIteration$4;
+       var setToStringTag$1 = setToStringTag$a;
+       var inheritIfRequired$2 = inheritIfRequired$4;
+
+       var collection$2 = function (CONSTRUCTOR_NAME, wrapper, common) {
+         var IS_MAP = CONSTRUCTOR_NAME.indexOf('Map') !== -1;
+         var IS_WEAK = CONSTRUCTOR_NAME.indexOf('Weak') !== -1;
+         var ADDER = IS_MAP ? 'set' : 'add';
+         var NativeConstructor = global$d[CONSTRUCTOR_NAME];
+         var NativePrototype = NativeConstructor && NativeConstructor.prototype;
+         var Constructor = NativeConstructor;
+         var exported = {};
 
-           if (!polyfillNeeded({
-             fetch: fetch,
-             Request: NativeRequest,
-             AbortController: NativeAbortController,
-             __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL: __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL
-           })) {
-             return {
-               fetch: fetch,
-               Request: Request
-             };
-           }
+         var fixMethod = function (KEY) {
+           var uncurriedNativeMethod = uncurryThis$g(NativePrototype[KEY]);
+           redefine$4(NativePrototype, KEY,
+             KEY == 'add' ? function add(value) {
+               uncurriedNativeMethod(this, value === 0 ? 0 : value);
+               return this;
+             } : KEY == 'delete' ? function (key) {
+               return IS_WEAK && !isObject$5(key) ? false : uncurriedNativeMethod(this, key === 0 ? 0 : key);
+             } : KEY == 'get' ? function get(key) {
+               return IS_WEAK && !isObject$5(key) ? undefined : uncurriedNativeMethod(this, key === 0 ? 0 : key);
+             } : KEY == 'has' ? function has(key) {
+               return IS_WEAK && !isObject$5(key) ? false : uncurriedNativeMethod(this, key === 0 ? 0 : key);
+             } : function set(key, value) {
+               uncurriedNativeMethod(this, key === 0 ? 0 : key, value);
+               return this;
+             }
+           );
+         };
 
-           var Request = NativeRequest; // Note that the "unfetch" minimal fetch polyfill defines fetch() without
-           // defining window.Request, and this polyfill need to work on top of unfetch
-           // hence we only patch it if it's available. Also we don't patch it if signal
-           // is already available on the Request prototype because in this case support
-           // is present and the patching below can cause a crash since it assigns to
-           // request.signal which is technically a read-only property. This latter error
-           // happens when you run the main5.js node-fetch example in the repo
-           // "abortcontroller-polyfill-examples". The exact error is:
-           //   request.signal = init.signal;
-           //   ^
-           // TypeError: Cannot set property signal of #<Request> which has only a getter
+         var REPLACE = isForced$2(
+           CONSTRUCTOR_NAME,
+           !isCallable$1(NativeConstructor) || !(IS_WEAK || NativePrototype.forEach && !fails$c(function () {
+             new NativeConstructor().entries().next();
+           }))
+         );
 
-           if (Request && !Request.prototype.hasOwnProperty('signal') || __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL) {
-             Request = function Request(input, init) {
-               var signal;
+         if (REPLACE) {
+           // create collection constructor
+           Constructor = common.getConstructor(wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER);
+           InternalMetadataModule.enable();
+         } else if (isForced$2(CONSTRUCTOR_NAME, true)) {
+           var instance = new Constructor();
+           // early implementations not supports chaining
+           var HASNT_CHAINING = instance[ADDER](IS_WEAK ? {} : -0, 1) != instance;
+           // V8 ~ Chromium 40- weak-collections throws on primitives, but should return false
+           var THROWS_ON_PRIMITIVES = fails$c(function () { instance.has(1); });
+           // most early implementations doesn't supports iterables, most modern - not close it correctly
+           // eslint-disable-next-line no-new -- required for testing
+           var ACCEPT_ITERABLES = checkCorrectnessOfIteration$1(function (iterable) { new NativeConstructor(iterable); });
+           // for early implementations -0 and +0 not the same
+           var BUGGY_ZERO = !IS_WEAK && fails$c(function () {
+             // V8 ~ Chromium 42- fails only with 5+ elements
+             var $instance = new NativeConstructor();
+             var index = 5;
+             while (index--) $instance[ADDER](index, index);
+             return !$instance.has(-0);
+           });
 
-               if (init && init.signal) {
-                 signal = init.signal; // Never pass init.signal to the native Request implementation when the polyfill has
-                 // been installed because if we're running on top of a browser with a
-                 // working native AbortController (i.e. the polyfill was installed due to
-                 // __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL being set), then passing our
-                 // fake AbortSignal to the native fetch will trigger:
-                 // TypeError: Failed to construct 'Request': member signal is not of type AbortSignal.
+           if (!ACCEPT_ITERABLES) {
+             Constructor = wrapper(function (dummy, iterable) {
+               anInstance$2(dummy, NativePrototype);
+               var that = inheritIfRequired$2(new NativeConstructor(), dummy, Constructor);
+               if (iterable != undefined) iterate$1(iterable, that[ADDER], { that: that, AS_ENTRIES: IS_MAP });
+               return that;
+             });
+             Constructor.prototype = NativePrototype;
+             NativePrototype.constructor = Constructor;
+           }
 
-                 delete init.signal;
-               }
+           if (THROWS_ON_PRIMITIVES || BUGGY_ZERO) {
+             fixMethod('delete');
+             fixMethod('has');
+             IS_MAP && fixMethod('get');
+           }
 
-               var request = new NativeRequest(input, init);
+           if (BUGGY_ZERO || HASNT_CHAINING) fixMethod(ADDER);
 
-               if (signal) {
-                 Object.defineProperty(request, 'signal', {
-                   writable: false,
-                   enumerable: false,
-                   configurable: true,
-                   value: signal
-                 });
-               }
+           // weak collections should not contains .clear method
+           if (IS_WEAK && NativePrototype.clear) delete NativePrototype.clear;
+         }
 
-               return request;
-             };
+         exported[CONSTRUCTOR_NAME] = Constructor;
+         $$E({ global: true, forced: Constructor != NativeConstructor }, exported);
 
-             Request.prototype = NativeRequest.prototype;
-           }
+         setToStringTag$1(Constructor, CONSTRUCTOR_NAME);
 
-           var realFetch = fetch;
+         if (!IS_WEAK) common.setStrong(Constructor, CONSTRUCTOR_NAME, IS_MAP);
 
-           var abortableFetch = function abortableFetch(input, init) {
-             var signal = Request && Request.prototype.isPrototypeOf(input) ? input.signal : init ? init.signal : undefined;
+         return Constructor;
+       };
 
-             if (signal) {
-               var abortError;
+       var defineProperty$2 = objectDefineProperty.f;
+       var create$3 = objectCreate;
+       var redefineAll = redefineAll$4;
+       var bind$6 = functionBindContext;
+       var anInstance$1 = anInstance$7;
+       var iterate = iterate$3;
+       var defineIterator = defineIterator$3;
+       var setSpecies$1 = setSpecies$5;
+       var DESCRIPTORS$6 = descriptors;
+       var fastKey = internalMetadata.exports.fastKey;
+       var InternalStateModule$1 = internalState;
+
+       var setInternalState$1 = InternalStateModule$1.set;
+       var internalStateGetterFor = InternalStateModule$1.getterFor;
+
+       var collectionStrong$2 = {
+         getConstructor: function (wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER) {
+           var Constructor = wrapper(function (that, iterable) {
+             anInstance$1(that, Prototype);
+             setInternalState$1(that, {
+               type: CONSTRUCTOR_NAME,
+               index: create$3(null),
+               first: undefined,
+               last: undefined,
+               size: 0
+             });
+             if (!DESCRIPTORS$6) that.size = 0;
+             if (iterable != undefined) iterate(iterable, that[ADDER], { that: that, AS_ENTRIES: IS_MAP });
+           });
 
-               try {
-                 abortError = new DOMException('Aborted', 'AbortError');
-               } catch (err) {
-                 // IE 11 does not support calling the DOMException constructor, use a
-                 // regular error object on it instead.
-                 abortError = new Error('Aborted');
-                 abortError.name = 'AbortError';
-               } // Return early if already aborted, thus avoiding making an HTTP request
+           var Prototype = Constructor.prototype;
 
+           var getInternalState = internalStateGetterFor(CONSTRUCTOR_NAME);
 
-               if (signal.aborted) {
-                 return Promise.reject(abortError);
-               } // Turn an event into a promise, reject it once `abort` is dispatched
+           var define = function (that, key, value) {
+             var state = getInternalState(that);
+             var entry = getEntry(that, key);
+             var previous, index;
+             // change existing entry
+             if (entry) {
+               entry.value = value;
+             // create new entry
+             } else {
+               state.last = entry = {
+                 index: index = fastKey(key, true),
+                 key: key,
+                 value: value,
+                 previous: previous = state.last,
+                 next: undefined,
+                 removed: false
+               };
+               if (!state.first) state.first = entry;
+               if (previous) previous.next = entry;
+               if (DESCRIPTORS$6) state.size++;
+               else that.size++;
+               // add to index
+               if (index !== 'F') state.index[index] = entry;
+             } return that;
+           };
 
+           var getEntry = function (that, key) {
+             var state = getInternalState(that);
+             // fast case
+             var index = fastKey(key);
+             var entry;
+             if (index !== 'F') return state.index[index];
+             // frozen object case
+             for (entry = state.first; entry; entry = entry.next) {
+               if (entry.key == key) return entry;
+             }
+           };
 
-               var cancellation = new Promise(function (_, reject) {
-                 signal.addEventListener('abort', function () {
-                   return reject(abortError);
-                 }, {
-                   once: true
-                 });
-               });
+           redefineAll(Prototype, {
+             // `{ Map, Set }.prototype.clear()` methods
+             // https://tc39.es/ecma262/#sec-map.prototype.clear
+             // https://tc39.es/ecma262/#sec-set.prototype.clear
+             clear: function clear() {
+               var that = this;
+               var state = getInternalState(that);
+               var data = state.index;
+               var entry = state.first;
+               while (entry) {
+                 entry.removed = true;
+                 if (entry.previous) entry.previous = entry.previous.next = undefined;
+                 delete data[entry.index];
+                 entry = entry.next;
+               }
+               state.first = state.last = undefined;
+               if (DESCRIPTORS$6) state.size = 0;
+               else that.size = 0;
+             },
+             // `{ Map, Set }.prototype.delete(key)` methods
+             // https://tc39.es/ecma262/#sec-map.prototype.delete
+             // https://tc39.es/ecma262/#sec-set.prototype.delete
+             'delete': function (key) {
+               var that = this;
+               var state = getInternalState(that);
+               var entry = getEntry(that, key);
+               if (entry) {
+                 var next = entry.next;
+                 var prev = entry.previous;
+                 delete state.index[entry.index];
+                 entry.removed = true;
+                 if (prev) prev.next = next;
+                 if (next) next.previous = prev;
+                 if (state.first == entry) state.first = next;
+                 if (state.last == entry) state.last = prev;
+                 if (DESCRIPTORS$6) state.size--;
+                 else that.size--;
+               } return !!entry;
+             },
+             // `{ Map, Set }.prototype.forEach(callbackfn, thisArg = undefined)` methods
+             // https://tc39.es/ecma262/#sec-map.prototype.foreach
+             // https://tc39.es/ecma262/#sec-set.prototype.foreach
+             forEach: function forEach(callbackfn /* , that = undefined */) {
+               var state = getInternalState(this);
+               var boundFunction = bind$6(callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+               var entry;
+               while (entry = entry ? entry.next : state.first) {
+                 boundFunction(entry.value, entry.key, this);
+                 // revert to the last existing entry
+                 while (entry && entry.removed) entry = entry.previous;
+               }
+             },
+             // `{ Map, Set}.prototype.has(key)` methods
+             // https://tc39.es/ecma262/#sec-map.prototype.has
+             // https://tc39.es/ecma262/#sec-set.prototype.has
+             has: function has(key) {
+               return !!getEntry(this, key);
+             }
+           });
 
-               if (init && init.signal) {
-                 // Never pass .signal to the native implementation when the polyfill has
-                 // been installed because if we're running on top of a browser with a
-                 // working native AbortController (i.e. the polyfill was installed due to
-                 // __FORCE_INSTALL_ABORTCONTROLLER_POLYFILL being set), then passing our
-                 // fake AbortSignal to the native fetch will trigger:
-                 // TypeError: Failed to execute 'fetch' on 'Window': member signal is not of type AbortSignal.
-                 delete init.signal;
-               } // Return the fastest promise (don't need to wait for request to finish)
+           redefineAll(Prototype, IS_MAP ? {
+             // `Map.prototype.get(key)` method
+             // https://tc39.es/ecma262/#sec-map.prototype.get
+             get: function get(key) {
+               var entry = getEntry(this, key);
+               return entry && entry.value;
+             },
+             // `Map.prototype.set(key, value)` method
+             // https://tc39.es/ecma262/#sec-map.prototype.set
+             set: function set(key, value) {
+               return define(this, key === 0 ? 0 : key, value);
+             }
+           } : {
+             // `Set.prototype.add(value)` method
+             // https://tc39.es/ecma262/#sec-set.prototype.add
+             add: function add(value) {
+               return define(this, value = value === 0 ? 0 : value, value);
+             }
+           });
+           if (DESCRIPTORS$6) defineProperty$2(Prototype, 'size', {
+             get: function () {
+               return getInternalState(this).size;
+             }
+           });
+           return Constructor;
+         },
+         setStrong: function (Constructor, CONSTRUCTOR_NAME, IS_MAP) {
+           var ITERATOR_NAME = CONSTRUCTOR_NAME + ' Iterator';
+           var getInternalCollectionState = internalStateGetterFor(CONSTRUCTOR_NAME);
+           var getInternalIteratorState = internalStateGetterFor(ITERATOR_NAME);
+           // `{ Map, Set }.prototype.{ keys, values, entries, @@iterator }()` methods
+           // https://tc39.es/ecma262/#sec-map.prototype.entries
+           // https://tc39.es/ecma262/#sec-map.prototype.keys
+           // https://tc39.es/ecma262/#sec-map.prototype.values
+           // https://tc39.es/ecma262/#sec-map.prototype-@@iterator
+           // https://tc39.es/ecma262/#sec-set.prototype.entries
+           // https://tc39.es/ecma262/#sec-set.prototype.keys
+           // https://tc39.es/ecma262/#sec-set.prototype.values
+           // https://tc39.es/ecma262/#sec-set.prototype-@@iterator
+           defineIterator(Constructor, CONSTRUCTOR_NAME, function (iterated, kind) {
+             setInternalState$1(this, {
+               type: ITERATOR_NAME,
+               target: iterated,
+               state: getInternalCollectionState(iterated),
+               kind: kind,
+               last: undefined
+             });
+           }, function () {
+             var state = getInternalIteratorState(this);
+             var kind = state.kind;
+             var entry = state.last;
+             // revert to the last existing entry
+             while (entry && entry.removed) entry = entry.previous;
+             // get next entry
+             if (!state.target || !(state.last = entry = entry ? entry.next : state.state.first)) {
+               // or finish the iteration
+               state.target = undefined;
+               return { value: undefined, done: true };
+             }
+             // return step by kind
+             if (kind == 'keys') return { value: entry.key, done: false };
+             if (kind == 'values') return { value: entry.value, done: false };
+             return { value: [entry.key, entry.value], done: false };
+           }, IS_MAP ? 'entries' : 'values', !IS_MAP, true);
+
+           // `{ Map, Set }.prototype[@@species]` accessors
+           // https://tc39.es/ecma262/#sec-get-map-@@species
+           // https://tc39.es/ecma262/#sec-get-set-@@species
+           setSpecies$1(CONSTRUCTOR_NAME);
+         }
+       };
 
+       var collection$1 = collection$2;
+       var collectionStrong$1 = collectionStrong$2;
 
-               return Promise.race([cancellation, realFetch(input, init)]);
-             }
+       // `Set` constructor
+       // https://tc39.es/ecma262/#sec-set-objects
+       collection$1('Set', function (init) {
+         return function Set() { return init(this, arguments.length ? arguments[0] : undefined); };
+       }, collectionStrong$1);
 
-             return realFetch(input, init);
-           };
+       function d3_ascending (a, b) {
+         return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
+       }
 
-           return {
-             fetch: abortableFetch,
-             Request: Request
+       function d3_bisector (f) {
+         var delta = f;
+         var compare = f;
+
+         if (f.length === 1) {
+           delta = function delta(d, x) {
+             return f(d) - x;
            };
+
+           compare = ascendingComparator(f);
          }
 
-         (function (self) {
-           if (!polyfillNeeded(self)) {
-             return;
+         function left(a, x, lo, hi) {
+           if (lo == null) lo = 0;
+           if (hi == null) hi = a.length;
+
+           while (lo < hi) {
+             var mid = lo + hi >>> 1;
+             if (compare(a[mid], x) < 0) lo = mid + 1;else hi = mid;
            }
 
-           if (!self.fetch) {
-             console.warn('fetch() is not available, cannot install abortcontroller-polyfill');
-             return;
+           return lo;
+         }
+
+         function right(a, x, lo, hi) {
+           if (lo == null) lo = 0;
+           if (hi == null) hi = a.length;
+
+           while (lo < hi) {
+             var mid = lo + hi >>> 1;
+             if (compare(a[mid], x) > 0) hi = mid;else lo = mid + 1;
            }
 
-           var _abortableFetch = abortableFetchDecorator(self),
-               fetch = _abortableFetch.fetch,
-               Request = _abortableFetch.Request;
+           return lo;
+         }
 
-           self.fetch = fetch;
-           self.Request = Request;
-           Object.defineProperty(self, 'AbortController', {
-             writable: true,
-             enumerable: false,
-             configurable: true,
-             value: AbortController
-           });
-           Object.defineProperty(self, 'AbortSignal', {
-             writable: true,
-             enumerable: false,
-             configurable: true,
-             value: AbortSignal
-           });
-         })(typeof self !== 'undefined' ? self : commonjsGlobal);
-       });
+         function center(a, x, lo, hi) {
+           if (lo == null) lo = 0;
+           if (hi == null) hi = a.length;
+           var i = left(a, x, lo, hi - 1);
+           return i > lo && delta(a[i - 1], x) > -delta(a[i], x) ? i - 1 : i;
+         }
 
-       function actionAddEntity(way) {
-         return function (graph) {
-           return graph.replace(way);
+         return {
+           left: left,
+           center: center,
+           right: right
          };
        }
 
-       var IS_CONCAT_SPREADABLE = wellKnownSymbol('isConcatSpreadable');
-       var MAX_SAFE_INTEGER$1 = 0x1FFFFFFFFFFFFF;
-       var MAXIMUM_ALLOWED_INDEX_EXCEEDED = 'Maximum allowed index exceeded';
+       function ascendingComparator(f) {
+         return function (d, x) {
+           return d3_ascending(f(d), x);
+         };
+       }
 
-       // We can't use this feature detection in V8 since it causes
-       // deoptimization and serious performance degradation
-       // https://github.com/zloirock/core-js/issues/679
-       var IS_CONCAT_SPREADABLE_SUPPORT = engineV8Version >= 51 || !fails(function () {
-         var array = [];
-         array[IS_CONCAT_SPREADABLE] = false;
-         return array.concat()[0] !== array;
-       });
+       var defineWellKnownSymbol = defineWellKnownSymbol$4;
+
+       // `Symbol.asyncIterator` well-known symbol
+       // https://tc39.es/ecma262/#sec-symbol.asynciterator
+       defineWellKnownSymbol('asyncIterator');
 
-       var SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('concat');
+       var runtime = {exports: {}};
 
-       var isConcatSpreadable = function (O) {
-         if (!isObject(O)) return false;
-         var spreadable = O[IS_CONCAT_SPREADABLE];
-         return spreadable !== undefined ? !!spreadable : isArray(O);
-       };
+       (function (module) {
+         var runtime = function (exports) {
 
-       var FORCED$7 = !IS_CONCAT_SPREADABLE_SUPPORT || !SPECIES_SUPPORT;
+           var Op = Object.prototype;
+           var hasOwn = Op.hasOwnProperty;
+           var undefined$1; // More compressible than void 0.
 
-       // `Array.prototype.concat` method
-       // https://tc39.es/ecma262/#sec-array.prototype.concat
-       // with adding support of @@isConcatSpreadable and @@species
-       _export({ target: 'Array', proto: true, forced: FORCED$7 }, {
-         // eslint-disable-next-line no-unused-vars -- required for `.length`
-         concat: function concat(arg) {
-           var O = toObject(this);
-           var A = arraySpeciesCreate(O, 0);
-           var n = 0;
-           var i, k, length, len, E;
-           for (i = -1, length = arguments.length; i < length; i++) {
-             E = i === -1 ? O : arguments[i];
-             if (isConcatSpreadable(E)) {
-               len = toLength(E.length);
-               if (n + len > MAX_SAFE_INTEGER$1) throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
-               for (k = 0; k < len; k++, n++) if (k in E) createProperty(A, n, E[k]);
-             } else {
-               if (n >= MAX_SAFE_INTEGER$1) throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED);
-               createProperty(A, n++, E);
+           var $Symbol = typeof Symbol === "function" ? Symbol : {};
+           var iteratorSymbol = $Symbol.iterator || "@@iterator";
+           var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";
+           var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";
+
+           function define(obj, key, value) {
+             Object.defineProperty(obj, key, {
+               value: value,
+               enumerable: true,
+               configurable: true,
+               writable: true
+             });
+             return obj[key];
+           }
+
+           try {
+             // IE 8 has a broken Object.defineProperty that only works on DOM objects.
+             define({}, "");
+           } catch (err) {
+             define = function define(obj, key, value) {
+               return obj[key] = value;
+             };
+           }
+
+           function wrap(innerFn, outerFn, self, tryLocsList) {
+             // If outerFn provided and outerFn.prototype is a Generator, then outerFn.prototype instanceof Generator.
+             var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;
+             var generator = Object.create(protoGenerator.prototype);
+             var context = new Context(tryLocsList || []); // The ._invoke method unifies the implementations of the .next,
+             // .throw, and .return methods.
+
+             generator._invoke = makeInvokeMethod(innerFn, self, context);
+             return generator;
+           }
+
+           exports.wrap = wrap; // Try/catch helper to minimize deoptimizations. Returns a completion
+           // record like context.tryEntries[i].completion. This interface could
+           // have been (and was previously) designed to take a closure to be
+           // invoked without arguments, but in all the cases we care about we
+           // already have an existing method we want to call, so there's no need
+           // to create a new function object. We can even get away with assuming
+           // the method takes exactly one argument, since that happens to be true
+           // in every case, so we don't have to touch the arguments object. The
+           // only additional allocation required is the completion record, which
+           // has a stable shape and so hopefully should be cheap to allocate.
+
+           function tryCatch(fn, obj, arg) {
+             try {
+               return {
+                 type: "normal",
+                 arg: fn.call(obj, arg)
+               };
+             } catch (err) {
+               return {
+                 type: "throw",
+                 arg: err
+               };
              }
            }
-           A.length = n;
-           return A;
-         }
-       });
 
-       // `Object.assign` method
-       // https://tc39.es/ecma262/#sec-object.assign
-       _export({ target: 'Object', stat: true, forced: Object.assign !== objectAssign }, {
-         assign: objectAssign
-       });
+           var GenStateSuspendedStart = "suspendedStart";
+           var GenStateSuspendedYield = "suspendedYield";
+           var GenStateExecuting = "executing";
+           var GenStateCompleted = "completed"; // Returning this object from the innerFn has the same effect as
+           // breaking out of the dispatch switch statement.
 
-       var $filter$1 = arrayIteration.filter;
+           var ContinueSentinel = {}; // Dummy constructor functions that we use as the .constructor and
+           // .constructor.prototype properties for functions that return Generator
+           // objects. For full spec compliance, you may wish to configure your
+           // minifier not to mangle the names of these two functions.
 
+           function Generator() {}
 
-       var HAS_SPECIES_SUPPORT$3 = arrayMethodHasSpeciesSupport('filter');
+           function GeneratorFunction() {}
 
-       // `Array.prototype.filter` method
-       // https://tc39.es/ecma262/#sec-array.prototype.filter
-       // with adding support of @@species
-       _export({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT$3 }, {
-         filter: function filter(callbackfn /* , thisArg */) {
-           return $filter$1(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
-         }
-       });
+           function GeneratorFunctionPrototype() {} // This is a polyfill for %IteratorPrototype% for environments that
+           // don't natively support it.
 
-       var FAILS_ON_PRIMITIVES$3 = fails(function () { objectKeys(1); });
 
-       // `Object.keys` method
-       // https://tc39.es/ecma262/#sec-object.keys
-       _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$3 }, {
-         keys: function keys(it) {
-           return objectKeys(toObject(it));
-         }
-       });
+           var IteratorPrototype = {};
+           define(IteratorPrototype, iteratorSymbol, function () {
+             return this;
+           });
+           var getProto = Object.getPrototypeOf;
+           var NativeIteratorPrototype = getProto && getProto(getProto(values([])));
 
-       var nativeReverse = [].reverse;
-       var test$1 = [1, 2];
+           if (NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {
+             // This environment has a native %IteratorPrototype%; use it instead
+             // of the polyfill.
+             IteratorPrototype = NativeIteratorPrototype;
+           }
 
-       // `Array.prototype.reverse` method
-       // https://tc39.es/ecma262/#sec-array.prototype.reverse
-       // fix for Safari 12.0 bug
-       // https://bugs.webkit.org/show_bug.cgi?id=188794
-       _export({ target: 'Array', proto: true, forced: String(test$1) === String(test$1.reverse()) }, {
-         reverse: function reverse() {
-           // eslint-disable-next-line no-self-assign -- dirty hack
-           if (isArray(this)) this.length = this.length;
-           return nativeReverse.call(this);
-         }
-       });
+           var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype);
+           GeneratorFunction.prototype = GeneratorFunctionPrototype;
+           define(Gp, "constructor", GeneratorFunctionPrototype);
+           define(GeneratorFunctionPrototype, "constructor", GeneratorFunction);
+           GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"); // Helper for defining the .next, .throw, and .return methods of the
+           // Iterator interface in terms of a single ._invoke method.
 
-       var trim = stringTrim.trim;
+           function defineIteratorMethods(prototype) {
+             ["next", "throw", "return"].forEach(function (method) {
+               define(prototype, method, function (arg) {
+                 return this._invoke(method, arg);
+               });
+             });
+           }
 
+           exports.isGeneratorFunction = function (genFun) {
+             var ctor = typeof genFun === "function" && genFun.constructor;
+             return ctor ? ctor === GeneratorFunction || // For the native GeneratorFunction constructor, the best we can
+             // do is to check its .name property.
+             (ctor.displayName || ctor.name) === "GeneratorFunction" : false;
+           };
 
-       var $parseFloat = global_1.parseFloat;
-       var FORCED$8 = 1 / $parseFloat(whitespaces + '-0') !== -Infinity;
+           exports.mark = function (genFun) {
+             if (Object.setPrototypeOf) {
+               Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);
+             } else {
+               genFun.__proto__ = GeneratorFunctionPrototype;
+               define(genFun, toStringTagSymbol, "GeneratorFunction");
+             }
 
-       // `parseFloat` method
-       // https://tc39.es/ecma262/#sec-parsefloat-string
-       var numberParseFloat = FORCED$8 ? function parseFloat(string) {
-         var trimmedString = trim(String(string));
-         var result = $parseFloat(trimmedString);
-         return result === 0 && trimmedString.charAt(0) == '-' ? -0 : result;
-       } : $parseFloat;
+             genFun.prototype = Object.create(Gp);
+             return genFun;
+           }; // Within the body of any async function, `await x` is transformed to
+           // `yield regeneratorRuntime.awrap(x)`, so that the runtime can test
+           // `hasOwn.call(value, "__await")` to determine if the yielded value is
+           // meant to be awaited.
 
-       // `parseFloat` method
-       // https://tc39.es/ecma262/#sec-parsefloat-string
-       _export({ global: true, forced: parseFloat != numberParseFloat }, {
-         parseFloat: numberParseFloat
-       });
 
-       /*
-       Order the nodes of a way in reverse order and reverse any direction dependent tags
-       other than `oneway`. (We assume that correcting a backwards oneway is the primary
-       reason for reversing a way.)
+           exports.awrap = function (arg) {
+             return {
+               __await: arg
+             };
+           };
 
-       In addition, numeric-valued `incline` tags are negated.
+           function AsyncIterator(generator, PromiseImpl) {
+             function invoke(method, arg, resolve, reject) {
+               var record = tryCatch(generator[method], generator, arg);
 
-       The JOSM implementation was used as a guide, but transformations that were of unclear benefit
-       or adjusted tags that don't seem to be used in practice were omitted.
+               if (record.type === "throw") {
+                 reject(record.arg);
+               } else {
+                 var result = record.arg;
+                 var value = result.value;
 
-       References:
-           http://wiki.openstreetmap.org/wiki/Forward_%26_backward,_left_%26_right
-           http://wiki.openstreetmap.org/wiki/Key:direction#Steps
-           http://wiki.openstreetmap.org/wiki/Key:incline
-           http://wiki.openstreetmap.org/wiki/Route#Members
-           http://josm.openstreetmap.de/browser/josm/trunk/src/org/openstreetmap/josm/corrector/ReverseWayTagCorrector.java
-           http://wiki.openstreetmap.org/wiki/Tag:highway%3Dstop
-           http://wiki.openstreetmap.org/wiki/Key:traffic_sign#On_a_way_or_area
-       */
-       function actionReverse(entityID, options) {
-         var ignoreKey = /^.*(_|:)?(description|name|note|website|ref|source|comment|watch|attribution)(_|:)?/;
-         var numeric = /^([+\-]?)(?=[\d.])/;
-         var directionKey = /direction$/;
-         var turn_lanes = /^turn:lanes:?/;
-         var keyReplacements = [[/:right$/, ':left'], [/:left$/, ':right'], [/:forward$/, ':backward'], [/:backward$/, ':forward'], [/:right:/, ':left:'], [/:left:/, ':right:'], [/:forward:/, ':backward:'], [/:backward:/, ':forward:']];
-         var valueReplacements = {
-           left: 'right',
-           right: 'left',
-           up: 'down',
-           down: 'up',
-           forward: 'backward',
-           backward: 'forward',
-           forwards: 'backward',
-           backwards: 'forward'
-         };
-         var roleReplacements = {
-           forward: 'backward',
-           backward: 'forward',
-           forwards: 'backward',
-           backwards: 'forward'
-         };
-         var onewayReplacements = {
-           yes: '-1',
-           '1': '-1',
-           '-1': 'yes'
-         };
-         var compassReplacements = {
-           N: 'S',
-           NNE: 'SSW',
-           NE: 'SW',
-           ENE: 'WSW',
-           E: 'W',
-           ESE: 'WNW',
-           SE: 'NW',
-           SSE: 'NNW',
-           S: 'N',
-           SSW: 'NNE',
-           SW: 'NE',
-           WSW: 'ENE',
-           W: 'E',
-           WNW: 'ESE',
-           NW: 'SE',
-           NNW: 'SSE'
-         };
-
-         function reverseKey(key) {
-           for (var i = 0; i < keyReplacements.length; ++i) {
-             var replacement = keyReplacements[i];
+                 if (value && _typeof(value) === "object" && hasOwn.call(value, "__await")) {
+                   return PromiseImpl.resolve(value.__await).then(function (value) {
+                     invoke("next", value, resolve, reject);
+                   }, function (err) {
+                     invoke("throw", err, resolve, reject);
+                   });
+                 }
 
-             if (replacement[0].test(key)) {
-               return key.replace(replacement[0], replacement[1]);
+                 return PromiseImpl.resolve(value).then(function (unwrapped) {
+                   // When a yielded Promise is resolved, its final value becomes
+                   // the .value of the Promise<{value,done}> result for the
+                   // current iteration.
+                   result.value = unwrapped;
+                   resolve(result);
+                 }, function (error) {
+                   // If a rejected Promise was yielded, throw the rejection back
+                   // into the async generator function so it can be handled there.
+                   return invoke("throw", error, resolve, reject);
+                 });
+               }
              }
-           }
 
-           return key;
-         }
+             var previousPromise;
 
-         function reverseValue(key, value, includeAbsolute) {
-           if (ignoreKey.test(key)) return value; // Turn lanes are left/right to key (not way) direction - #5674
+             function enqueue(method, arg) {
+               function callInvokeWithMethodAndArg() {
+                 return new PromiseImpl(function (resolve, reject) {
+                   invoke(method, arg, resolve, reject);
+                 });
+               }
 
-           if (turn_lanes.test(key)) {
-             return value;
-           } else if (key === 'incline' && numeric.test(value)) {
-             return value.replace(numeric, function (_, sign) {
-               return sign === '-' ? '' : '-';
+               return previousPromise = // If enqueue has been called before, then we want to wait until
+               // all previous Promises have been resolved before calling invoke,
+               // so that results are always delivered in the correct order. If
+               // enqueue has not been called before, then it is important to
+               // call invoke immediately, without waiting on a callback to fire,
+               // so that the async generator function has the opportunity to do
+               // any necessary setup in a predictable way. This predictability
+               // is why the Promise constructor synchronously invokes its
+               // executor callback, and why async functions synchronously
+               // execute code before the first await. Since we implement simple
+               // async functions in terms of async generators, it is especially
+               // important to get this right, even though it requires care.
+               previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, // Avoid propagating failures to Promises returned by later
+               // invocations of the iterator.
+               callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg();
+             } // Define the unified helper method that is used to implement .next,
+             // .throw, and .return (see defineIteratorMethods).
+
+
+             this._invoke = enqueue;
+           }
+
+           defineIteratorMethods(AsyncIterator.prototype);
+           define(AsyncIterator.prototype, asyncIteratorSymbol, function () {
+             return this;
+           });
+           exports.AsyncIterator = AsyncIterator; // Note that simple async functions are implemented on top of
+           // AsyncIterator objects; they just return a Promise for the value of
+           // the final result produced by the iterator.
+
+           exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) {
+             if (PromiseImpl === void 0) PromiseImpl = Promise;
+             var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl);
+             return exports.isGeneratorFunction(outerFn) ? iter // If outerFn is a generator, return the full iterator.
+             : iter.next().then(function (result) {
+               return result.done ? result.value : iter.next();
              });
-           } else if (options && options.reverseOneway && key === 'oneway') {
-             return onewayReplacements[value] || value;
-           } else if (includeAbsolute && directionKey.test(key)) {
-             if (compassReplacements[value]) return compassReplacements[value];
-             var degrees = parseFloat(value);
+           };
 
-             if (typeof degrees === 'number' && !isNaN(degrees)) {
-               if (degrees < 180) {
-                 degrees += 180;
-               } else {
-                 degrees -= 180;
+           function makeInvokeMethod(innerFn, self, context) {
+             var state = GenStateSuspendedStart;
+             return function invoke(method, arg) {
+               if (state === GenStateExecuting) {
+                 throw new Error("Generator is already running");
                }
 
-               return degrees.toString();
-             }
-           }
+               if (state === GenStateCompleted) {
+                 if (method === "throw") {
+                   throw arg;
+                 } // Be forgiving, per 25.3.3.3.3 of the spec:
+                 // https://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorresume
 
-           return valueReplacements[value] || value;
-         } // Reverse the direction of tags attached to the nodes - #3076
 
+                 return doneResult();
+               }
 
-         function reverseNodeTags(graph, nodeIDs) {
-           for (var i = 0; i < nodeIDs.length; i++) {
-             var node = graph.hasEntity(nodeIDs[i]);
-             if (!node || !Object.keys(node.tags).length) continue;
-             var tags = {};
+               context.method = method;
+               context.arg = arg;
 
-             for (var key in node.tags) {
-               tags[reverseKey(key)] = reverseValue(key, node.tags[key], node.id === entityID);
-             }
+               while (true) {
+                 var delegate = context.delegate;
 
-             graph = graph.replace(node.update({
-               tags: tags
-             }));
-           }
+                 if (delegate) {
+                   var delegateResult = maybeInvokeDelegate(delegate, context);
 
-           return graph;
-         }
+                   if (delegateResult) {
+                     if (delegateResult === ContinueSentinel) continue;
+                     return delegateResult;
+                   }
+                 }
 
-         function reverseWay(graph, way) {
-           var nodes = way.nodes.slice().reverse();
-           var tags = {};
-           var role;
+                 if (context.method === "next") {
+                   // Setting context._sent for legacy support of Babel's
+                   // function.sent implementation.
+                   context.sent = context._sent = context.arg;
+                 } else if (context.method === "throw") {
+                   if (state === GenStateSuspendedStart) {
+                     state = GenStateCompleted;
+                     throw context.arg;
+                   }
 
-           for (var key in way.tags) {
-             tags[reverseKey(key)] = reverseValue(key, way.tags[key]);
-           }
+                   context.dispatchException(context.arg);
+                 } else if (context.method === "return") {
+                   context.abrupt("return", context.arg);
+                 }
 
-           graph.parentRelations(way).forEach(function (relation) {
-             relation.members.forEach(function (member, index) {
-               if (member.id === way.id && (role = roleReplacements[member.role])) {
-                 relation = relation.updateMember({
-                   role: role
-                 }, index);
-                 graph = graph.replace(relation);
+                 state = GenStateExecuting;
+                 var record = tryCatch(innerFn, self, context);
+
+                 if (record.type === "normal") {
+                   // If an exception is thrown from innerFn, we leave state ===
+                   // GenStateExecuting and loop back for another invocation.
+                   state = context.done ? GenStateCompleted : GenStateSuspendedYield;
+
+                   if (record.arg === ContinueSentinel) {
+                     continue;
+                   }
+
+                   return {
+                     value: record.arg,
+                     done: context.done
+                   };
+                 } else if (record.type === "throw") {
+                   state = GenStateCompleted; // Dispatch the exception by looping back around to the
+                   // context.dispatchException(context.arg) call above.
+
+                   context.method = "throw";
+                   context.arg = record.arg;
+                 }
                }
-             });
-           }); // Reverse any associated directions on nodes on the way and then replace
-           // the way itself with the reversed node ids and updated way tags
+             };
+           } // Call delegate.iterator[context.method](context.arg) and handle the
+           // result, either by returning a { value, done } result from the
+           // delegate iterator, or by modifying context.method and context.arg,
+           // setting context.delegate to null, and returning the ContinueSentinel.
 
-           return reverseNodeTags(graph, nodes).replace(way.update({
-             nodes: nodes,
-             tags: tags
-           }));
-         }
 
-         var action = function action(graph) {
-           var entity = graph.entity(entityID);
+           function maybeInvokeDelegate(delegate, context) {
+             var method = delegate.iterator[context.method];
 
-           if (entity.type === 'way') {
-             return reverseWay(graph, entity);
-           }
+             if (method === undefined$1) {
+               // A .throw or .return when the delegate iterator has no .throw
+               // method always terminates the yield* loop.
+               context.delegate = null;
 
-           return reverseNodeTags(graph, [entityID]);
-         };
+               if (context.method === "throw") {
+                 // Note: ["return"] must be used for ES3 parsing compatibility.
+                 if (delegate.iterator["return"]) {
+                   // If the delegate iterator has a return method, give it a
+                   // chance to clean up.
+                   context.method = "return";
+                   context.arg = undefined$1;
+                   maybeInvokeDelegate(delegate, context);
 
-         action.disabled = function (graph) {
-           var entity = graph.hasEntity(entityID);
-           if (!entity || entity.type === 'way') return false;
+                   if (context.method === "throw") {
+                     // If maybeInvokeDelegate(context) changed context.method from
+                     // "return" to "throw", let that override the TypeError below.
+                     return ContinueSentinel;
+                   }
+                 }
 
-           for (var key in entity.tags) {
-             var value = entity.tags[key];
+                 context.method = "throw";
+                 context.arg = new TypeError("The iterator does not provide a 'throw' method");
+               }
 
-             if (reverseKey(key) !== key || reverseValue(key, value, true) !== value) {
-               return false;
+               return ContinueSentinel;
              }
-           }
 
-           return 'nondirectional_node';
-         };
+             var record = tryCatch(method, delegate.iterator, context.arg);
 
-         action.entityID = function () {
-           return entityID;
-         };
+             if (record.type === "throw") {
+               context.method = "throw";
+               context.arg = record.arg;
+               context.delegate = null;
+               return ContinueSentinel;
+             }
 
-         return action;
-       }
+             var info = record.arg;
 
-       function osmIsInterestingTag(key) {
-         return key !== 'attribution' && key !== 'created_by' && key !== 'source' && key !== 'odbl' && key.indexOf('source:') !== 0 && key.indexOf('source_ref') !== 0 && // purposely exclude colon
-         key.indexOf('tiger:') !== 0;
-       }
-       var osmAreaKeys = {};
-       function osmSetAreaKeys(value) {
-         osmAreaKeys = value;
-       } // returns an object with the tag from `tags` that implies an area geometry, if any
+             if (!info) {
+               context.method = "throw";
+               context.arg = new TypeError("iterator result is not an object");
+               context.delegate = null;
+               return ContinueSentinel;
+             }
 
-       function osmTagSuggestingArea(tags) {
-         if (tags.area === 'yes') return {
-           area: 'yes'
-         };
-         if (tags.area === 'no') return null; // `highway` and `railway` are typically linear features, but there
-         // are a few exceptions that should be treated as areas, even in the
-         // absence of a proper `area=yes` or `areaKeys` tag.. see #4194
+             if (info.done) {
+               // Assign the result of the finished delegate to the temporary
+               // variable specified by delegate.resultName (see delegateYield).
+               context[delegate.resultName] = info.value; // Resume execution at the desired location (see delegateYield).
 
-         var lineKeys = {
-           highway: {
-             rest_area: true,
-             services: true
-           },
-           railway: {
-             roundhouse: true,
-             station: true,
-             traverser: true,
-             turntable: true,
-             wash: true
+               context.next = delegate.nextLoc; // If context.method was "throw" but the delegate handled the
+               // exception, let the outer generator proceed normally. If
+               // context.method was "next", forget context.arg since it has been
+               // "consumed" by the delegate iterator. If context.method was
+               // "return", allow the original .return call to continue in the
+               // outer generator.
+
+               if (context.method !== "return") {
+                 context.method = "next";
+                 context.arg = undefined$1;
+               }
+             } else {
+               // Re-yield the result returned by the delegate method.
+               return info;
+             } // The delegate iterator is finished, so forget it and continue with
+             // the outer generator.
+
+
+             context.delegate = null;
+             return ContinueSentinel;
+           } // Define Generator.prototype.{next,throw,return} in terms of the
+           // unified ._invoke helper method.
+
+
+           defineIteratorMethods(Gp);
+           define(Gp, toStringTagSymbol, "Generator"); // A Generator should always return itself as the iterator object when the
+           // @@iterator function is called on it. Some browsers' implementations of the
+           // iterator prototype chain incorrectly implement this, causing the Generator
+           // object to not be returned from this call. This ensures that doesn't happen.
+           // See https://github.com/facebook/regenerator/issues/274 for more details.
+
+           define(Gp, iteratorSymbol, function () {
+             return this;
+           });
+           define(Gp, "toString", function () {
+             return "[object Generator]";
+           });
+
+           function pushTryEntry(locs) {
+             var entry = {
+               tryLoc: locs[0]
+             };
+
+             if (1 in locs) {
+               entry.catchLoc = locs[1];
+             }
+
+             if (2 in locs) {
+               entry.finallyLoc = locs[2];
+               entry.afterLoc = locs[3];
+             }
+
+             this.tryEntries.push(entry);
            }
-         };
-         var returnTags = {};
 
-         for (var key in tags) {
-           if (key in osmAreaKeys && !(tags[key] in osmAreaKeys[key])) {
-             returnTags[key] = tags[key];
-             return returnTags;
+           function resetTryEntry(entry) {
+             var record = entry.completion || {};
+             record.type = "normal";
+             delete record.arg;
+             entry.completion = record;
            }
 
-           if (key in lineKeys && tags[key] in lineKeys[key]) {
-             returnTags[key] = tags[key];
-             return returnTags;
+           function Context(tryLocsList) {
+             // The root entry object (effectively a try statement without a catch
+             // or a finally block) gives us a place to store values thrown from
+             // locations where there is no enclosing try statement.
+             this.tryEntries = [{
+               tryLoc: "root"
+             }];
+             tryLocsList.forEach(pushTryEntry, this);
+             this.reset(true);
            }
-         }
 
-         return null;
-       } // Tags that indicate a node can be a standalone point
-       // e.g. { amenity: { bar: true, parking: true, ... } ... }
+           exports.keys = function (object) {
+             var keys = [];
 
-       var osmPointTags = {};
-       function osmSetPointTags(value) {
-         osmPointTags = value;
-       } // Tags that indicate a node can be part of a way
-       // e.g. { amenity: { parking: true, ... }, highway: { stop: true ... } ... }
+             for (var key in object) {
+               keys.push(key);
+             }
 
-       var osmVertexTags = {};
-       function osmSetVertexTags(value) {
-         osmVertexTags = value;
-       }
-       function osmNodeGeometriesForTags(nodeTags) {
-         var geometries = {};
+             keys.reverse(); // Rather than returning an object with a next method, we keep
+             // things simple and return the next function itself.
 
-         for (var key in nodeTags) {
-           if (osmPointTags[key] && (osmPointTags[key]['*'] || osmPointTags[key][nodeTags[key]])) {
-             geometries.point = true;
-           }
+             return function next() {
+               while (keys.length) {
+                 var key = keys.pop();
 
-           if (osmVertexTags[key] && (osmVertexTags[key]['*'] || osmVertexTags[key][nodeTags[key]])) {
-             geometries.vertex = true;
-           } // break early if both are already supported
+                 if (key in object) {
+                   next.value = key;
+                   next.done = false;
+                   return next;
+                 }
+               } // To avoid creating an additional object, we just hang the .value
+               // and .done properties off the next function object itself. This
+               // also ensures that the minifier will not anonymize the function.
 
 
-           if (geometries.point && geometries.vertex) break;
-         }
+               next.done = true;
+               return next;
+             };
+           };
 
-         return geometries;
-       }
-       var osmOneWayTags = {
-         'aerialway': {
-           'chair_lift': true,
-           'drag_lift': true,
-           'j-bar': true,
-           'magic_carpet': true,
-           'mixed_lift': true,
-           'platter': true,
-           'rope_tow': true,
-           't-bar': true,
-           'zip_line': true
-         },
-         'highway': {
-           'motorway': true
-         },
-         'junction': {
-           'circular': true,
-           'roundabout': true
-         },
-         'man_made': {
-           'goods_conveyor': true,
-           'piste:halfpipe': true
-         },
-         'piste:type': {
-           'downhill': true,
-           'sled': true,
-           'yes': true
-         },
-         'waterway': {
-           'canal': true,
-           'ditch': true,
-           'drain': true,
-           'fish_pass': true,
-           'river': true,
-           'stream': true,
-           'tidal_channel': true
-         }
-       }; // solid and smooth surfaces akin to the assumed default road surface in OSM
+           function values(iterable) {
+             if (iterable) {
+               var iteratorMethod = iterable[iteratorSymbol];
 
-       var osmPavedTags = {
-         'surface': {
-           'paved': true,
-           'asphalt': true,
-           'concrete': true,
-           'concrete:lanes': true,
-           'concrete:plates': true
-         },
-         'tracktype': {
-           'grade1': true
-         }
-       }; // solid, if somewhat uncommon surfaces with a high range of smoothness
+               if (iteratorMethod) {
+                 return iteratorMethod.call(iterable);
+               }
 
-       var osmSemipavedTags = {
-         'surface': {
-           'cobblestone': true,
-           'cobblestone:flattened': true,
-           'unhewn_cobblestone': true,
-           'sett': true,
-           'paving_stones': true,
-           'metal': true,
-           'wood': true
-         }
-       };
-       var osmRightSideIsInsideTags = {
-         'natural': {
-           'cliff': true,
-           'coastline': 'coastline'
-         },
-         'barrier': {
-           'retaining_wall': true,
-           'kerb': true,
-           'guard_rail': true,
-           'city_wall': true
-         },
-         'man_made': {
-           'embankment': true
-         },
-         'waterway': {
-           'weir': true
-         }
-       }; // "highway" tag values for pedestrian or vehicle right-of-ways that make up the routable network
-       // (does not include `raceway`)
+               if (typeof iterable.next === "function") {
+                 return iterable;
+               }
 
-       var osmRoutableHighwayTagValues = {
-         motorway: true,
-         trunk: true,
-         primary: true,
-         secondary: true,
-         tertiary: true,
-         residential: true,
-         motorway_link: true,
-         trunk_link: true,
-         primary_link: true,
-         secondary_link: true,
-         tertiary_link: true,
-         unclassified: true,
-         road: true,
-         service: true,
-         track: true,
-         living_street: true,
-         bus_guideway: true,
-         path: true,
-         footway: true,
-         cycleway: true,
-         bridleway: true,
-         pedestrian: true,
-         corridor: true,
-         steps: true
-       }; // "highway" tag values that generally do not allow motor vehicles
+               if (!isNaN(iterable.length)) {
+                 var i = -1,
+                     next = function next() {
+                   while (++i < iterable.length) {
+                     if (hasOwn.call(iterable, i)) {
+                       next.value = iterable[i];
+                       next.done = false;
+                       return next;
+                     }
+                   }
 
-       var osmPathHighwayTagValues = {
-         path: true,
-         footway: true,
-         cycleway: true,
-         bridleway: true,
-         pedestrian: true,
-         corridor: true,
-         steps: true
-       }; // "railway" tag values representing existing railroad tracks (purposely does not include 'abandoned')
+                   next.value = undefined$1;
+                   next.done = true;
+                   return next;
+                 };
 
-       var osmRailwayTrackTagValues = {
-         rail: true,
-         light_rail: true,
-         tram: true,
-         subway: true,
-         monorail: true,
-         funicular: true,
-         miniature: true,
-         narrow_gauge: true,
-         disused: true,
-         preserved: true
-       }; // "waterway" tag values for line features representing water flow
+                 return next.next = next;
+               }
+             } // Return an iterator with no values.
 
-       var osmFlowingWaterwayTagValues = {
-         canal: true,
-         ditch: true,
-         drain: true,
-         fish_pass: true,
-         river: true,
-         stream: true,
-         tidal_channel: true
-       };
 
-       var trim$1 = stringTrim.trim;
+             return {
+               next: doneResult
+             };
+           }
 
+           exports.values = values;
 
-       var $parseInt = global_1.parseInt;
-       var hex$1 = /^[+-]?0[Xx]/;
-       var FORCED$9 = $parseInt(whitespaces + '08') !== 8 || $parseInt(whitespaces + '0x16') !== 22;
+           function doneResult() {
+             return {
+               value: undefined$1,
+               done: true
+             };
+           }
 
-       // `parseInt` method
-       // https://tc39.es/ecma262/#sec-parseint-string-radix
-       var numberParseInt = FORCED$9 ? function parseInt(string, radix) {
-         var S = trim$1(String(string));
-         return $parseInt(S, (radix >>> 0) || (hex$1.test(S) ? 16 : 10));
-       } : $parseInt;
+           Context.prototype = {
+             constructor: Context,
+             reset: function reset(skipTempReset) {
+               this.prev = 0;
+               this.next = 0; // Resetting context._sent for legacy support of Babel's
+               // function.sent implementation.
 
-       // `parseInt` method
-       // https://tc39.es/ecma262/#sec-parseint-string-radix
-       _export({ global: true, forced: parseInt != numberParseInt }, {
-         parseInt: numberParseInt
-       });
+               this.sent = this._sent = undefined$1;
+               this.done = false;
+               this.delegate = null;
+               this.method = "next";
+               this.arg = undefined$1;
+               this.tryEntries.forEach(resetTryEntry);
 
-       var freezing = !fails(function () {
-         return Object.isExtensible(Object.preventExtensions({}));
-       });
+               if (!skipTempReset) {
+                 for (var name in this) {
+                   // Not sure about the optimal order of these conditions:
+                   if (name.charAt(0) === "t" && hasOwn.call(this, name) && !isNaN(+name.slice(1))) {
+                     this[name] = undefined$1;
+                   }
+                 }
+               }
+             },
+             stop: function stop() {
+               this.done = true;
+               var rootEntry = this.tryEntries[0];
+               var rootRecord = rootEntry.completion;
 
-       var internalMetadata = createCommonjsModule(function (module) {
-       var defineProperty = objectDefineProperty.f;
+               if (rootRecord.type === "throw") {
+                 throw rootRecord.arg;
+               }
 
+               return this.rval;
+             },
+             dispatchException: function dispatchException(exception) {
+               if (this.done) {
+                 throw exception;
+               }
 
+               var context = this;
 
-       var METADATA = uid('meta');
-       var id = 0;
+               function handle(loc, caught) {
+                 record.type = "throw";
+                 record.arg = exception;
+                 context.next = loc;
 
-       var isExtensible = Object.isExtensible || function () {
-         return true;
-       };
+                 if (caught) {
+                   // If the dispatched exception was caught by a catch block,
+                   // then let that catch block handle the exception normally.
+                   context.method = "next";
+                   context.arg = undefined$1;
+                 }
 
-       var setMetadata = function (it) {
-         defineProperty(it, METADATA, { value: {
-           objectID: 'O' + ++id, // object ID
-           weakData: {}          // weak collections IDs
-         } });
-       };
+                 return !!caught;
+               }
 
-       var fastKey = function (it, create) {
-         // return a primitive with prefix
-         if (!isObject(it)) return typeof it == 'symbol' ? it : (typeof it == 'string' ? 'S' : 'P') + it;
-         if (!has(it, METADATA)) {
-           // can't set metadata to uncaught frozen object
-           if (!isExtensible(it)) return 'F';
-           // not necessary to add metadata
-           if (!create) return 'E';
-           // add missing metadata
-           setMetadata(it);
-         // return object ID
-         } return it[METADATA].objectID;
-       };
+               for (var i = this.tryEntries.length - 1; i >= 0; --i) {
+                 var entry = this.tryEntries[i];
+                 var record = entry.completion;
 
-       var getWeakData = function (it, create) {
-         if (!has(it, METADATA)) {
-           // can't set metadata to uncaught frozen object
-           if (!isExtensible(it)) return true;
-           // not necessary to add metadata
-           if (!create) return false;
-           // add missing metadata
-           setMetadata(it);
-         // return the store of weak collections IDs
-         } return it[METADATA].weakData;
-       };
+                 if (entry.tryLoc === "root") {
+                   // Exception thrown outside of any try block that could handle
+                   // it, so set the completion value of the entire function to
+                   // throw the exception.
+                   return handle("end");
+                 }
 
-       // add metadata on freeze-family methods calling
-       var onFreeze = function (it) {
-         if (freezing && meta.REQUIRED && isExtensible(it) && !has(it, METADATA)) setMetadata(it);
-         return it;
-       };
+                 if (entry.tryLoc <= this.prev) {
+                   var hasCatch = hasOwn.call(entry, "catchLoc");
+                   var hasFinally = hasOwn.call(entry, "finallyLoc");
 
-       var meta = module.exports = {
-         REQUIRED: false,
-         fastKey: fastKey,
-         getWeakData: getWeakData,
-         onFreeze: onFreeze
-       };
+                   if (hasCatch && hasFinally) {
+                     if (this.prev < entry.catchLoc) {
+                       return handle(entry.catchLoc, true);
+                     } else if (this.prev < entry.finallyLoc) {
+                       return handle(entry.finallyLoc);
+                     }
+                   } else if (hasCatch) {
+                     if (this.prev < entry.catchLoc) {
+                       return handle(entry.catchLoc, true);
+                     }
+                   } else if (hasFinally) {
+                     if (this.prev < entry.finallyLoc) {
+                       return handle(entry.finallyLoc);
+                     }
+                   } else {
+                     throw new Error("try statement without catch or finally");
+                   }
+                 }
+               }
+             },
+             abrupt: function abrupt(type, arg) {
+               for (var i = this.tryEntries.length - 1; i >= 0; --i) {
+                 var entry = this.tryEntries[i];
 
-       hiddenKeys[METADATA] = true;
-       });
+                 if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) {
+                   var finallyEntry = entry;
+                   break;
+                 }
+               }
 
-       var collection = function (CONSTRUCTOR_NAME, wrapper, common) {
-         var IS_MAP = CONSTRUCTOR_NAME.indexOf('Map') !== -1;
-         var IS_WEAK = CONSTRUCTOR_NAME.indexOf('Weak') !== -1;
-         var ADDER = IS_MAP ? 'set' : 'add';
-         var NativeConstructor = global_1[CONSTRUCTOR_NAME];
-         var NativePrototype = NativeConstructor && NativeConstructor.prototype;
-         var Constructor = NativeConstructor;
-         var exported = {};
+               if (finallyEntry && (type === "break" || type === "continue") && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc) {
+                 // Ignore the finally entry if control is not jumping to a
+                 // location outside the try/catch block.
+                 finallyEntry = null;
+               }
 
-         var fixMethod = function (KEY) {
-           var nativeMethod = NativePrototype[KEY];
-           redefine(NativePrototype, KEY,
-             KEY == 'add' ? function add(value) {
-               nativeMethod.call(this, value === 0 ? 0 : value);
-               return this;
-             } : KEY == 'delete' ? function (key) {
-               return IS_WEAK && !isObject(key) ? false : nativeMethod.call(this, key === 0 ? 0 : key);
-             } : KEY == 'get' ? function get(key) {
-               return IS_WEAK && !isObject(key) ? undefined : nativeMethod.call(this, key === 0 ? 0 : key);
-             } : KEY == 'has' ? function has(key) {
-               return IS_WEAK && !isObject(key) ? false : nativeMethod.call(this, key === 0 ? 0 : key);
-             } : function set(key, value) {
-               nativeMethod.call(this, key === 0 ? 0 : key, value);
-               return this;
-             }
-           );
-         };
+               var record = finallyEntry ? finallyEntry.completion : {};
+               record.type = type;
+               record.arg = arg;
 
-         var REPLACE = isForced_1(
-           CONSTRUCTOR_NAME,
-           typeof NativeConstructor != 'function' || !(IS_WEAK || NativePrototype.forEach && !fails(function () {
-             new NativeConstructor().entries().next();
-           }))
-         );
+               if (finallyEntry) {
+                 this.method = "next";
+                 this.next = finallyEntry.finallyLoc;
+                 return ContinueSentinel;
+               }
 
-         if (REPLACE) {
-           // create collection constructor
-           Constructor = common.getConstructor(wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER);
-           internalMetadata.REQUIRED = true;
-         } else if (isForced_1(CONSTRUCTOR_NAME, true)) {
-           var instance = new Constructor();
-           // early implementations not supports chaining
-           var HASNT_CHAINING = instance[ADDER](IS_WEAK ? {} : -0, 1) != instance;
-           // V8 ~ Chromium 40- weak-collections throws on primitives, but should return false
-           var THROWS_ON_PRIMITIVES = fails(function () { instance.has(1); });
-           // most early implementations doesn't supports iterables, most modern - not close it correctly
-           // eslint-disable-next-line no-new -- required for testing
-           var ACCEPT_ITERABLES = checkCorrectnessOfIteration(function (iterable) { new NativeConstructor(iterable); });
-           // for early implementations -0 and +0 not the same
-           var BUGGY_ZERO = !IS_WEAK && fails(function () {
-             // V8 ~ Chromium 42- fails only with 5+ elements
-             var $instance = new NativeConstructor();
-             var index = 5;
-             while (index--) $instance[ADDER](index, index);
-             return !$instance.has(-0);
-           });
+               return this.complete(record);
+             },
+             complete: function complete(record, afterLoc) {
+               if (record.type === "throw") {
+                 throw record.arg;
+               }
 
-           if (!ACCEPT_ITERABLES) {
-             Constructor = wrapper(function (dummy, iterable) {
-               anInstance(dummy, Constructor, CONSTRUCTOR_NAME);
-               var that = inheritIfRequired(new NativeConstructor(), dummy, Constructor);
-               if (iterable != undefined) iterate(iterable, that[ADDER], { that: that, AS_ENTRIES: IS_MAP });
-               return that;
-             });
-             Constructor.prototype = NativePrototype;
-             NativePrototype.constructor = Constructor;
-           }
+               if (record.type === "break" || record.type === "continue") {
+                 this.next = record.arg;
+               } else if (record.type === "return") {
+                 this.rval = this.arg = record.arg;
+                 this.method = "return";
+                 this.next = "end";
+               } else if (record.type === "normal" && afterLoc) {
+                 this.next = afterLoc;
+               }
 
-           if (THROWS_ON_PRIMITIVES || BUGGY_ZERO) {
-             fixMethod('delete');
-             fixMethod('has');
-             IS_MAP && fixMethod('get');
-           }
+               return ContinueSentinel;
+             },
+             finish: function finish(finallyLoc) {
+               for (var i = this.tryEntries.length - 1; i >= 0; --i) {
+                 var entry = this.tryEntries[i];
 
-           if (BUGGY_ZERO || HASNT_CHAINING) fixMethod(ADDER);
+                 if (entry.finallyLoc === finallyLoc) {
+                   this.complete(entry.completion, entry.afterLoc);
+                   resetTryEntry(entry);
+                   return ContinueSentinel;
+                 }
+               }
+             },
+             "catch": function _catch(tryLoc) {
+               for (var i = this.tryEntries.length - 1; i >= 0; --i) {
+                 var entry = this.tryEntries[i];
 
-           // weak collections should not contains .clear method
-           if (IS_WEAK && NativePrototype.clear) delete NativePrototype.clear;
+                 if (entry.tryLoc === tryLoc) {
+                   var record = entry.completion;
+
+                   if (record.type === "throw") {
+                     var thrown = record.arg;
+                     resetTryEntry(entry);
+                   }
+
+                   return thrown;
+                 }
+               } // The context.catch method must only be called with a location
+               // argument that corresponds to a known catch block.
+
+
+               throw new Error("illegal catch attempt");
+             },
+             delegateYield: function delegateYield(iterable, resultName, nextLoc) {
+               this.delegate = {
+                 iterator: values(iterable),
+                 resultName: resultName,
+                 nextLoc: nextLoc
+               };
+
+               if (this.method === "next") {
+                 // Deliberately forget the last sent value so that we don't
+                 // accidentally pass it on to the delegate.
+                 this.arg = undefined$1;
+               }
+
+               return ContinueSentinel;
+             }
+           }; // Regardless of whether this script is executing as a CommonJS module
+           // or not, return the runtime object so that we can declare the variable
+           // regeneratorRuntime in the outer scope, which allows this module to be
+           // injected easily by `bin/regenerator --include-runtime script.js`.
+
+           return exports;
+         }( // If this script is executing as a CommonJS module, use module.exports
+         // as the regeneratorRuntime namespace. Otherwise create a new empty
+         // object. Either way, the resulting object will be used to initialize
+         // the regeneratorRuntime variable at the top of this file.
+         module.exports );
+
+         try {
+           regeneratorRuntime = runtime;
+         } catch (accidentalStrictMode) {
+           // This module should not be running in strict mode, so the above
+           // assignment should always work unless something is misconfigured. Just
+           // in case runtime.js accidentally runs in strict mode, in modern engines
+           // we can explicitly access globalThis. In older engines we can escape
+           // strict mode using a global Function call. This could conceivably fail
+           // if a Content Security Policy forbids using Function, but in that case
+           // the proper solution is to fix the accidental strict mode problem. If
+           // you've misconfigured your bundler to force strict mode and applied a
+           // CSP to forbid Function, and you're not willing to fix either of those
+           // problems, please detail your unique predicament in a GitHub issue.
+           if ((typeof globalThis === "undefined" ? "undefined" : _typeof(globalThis)) === "object") {
+             globalThis.regeneratorRuntime = runtime;
+           } else {
+             Function("r", "regeneratorRuntime = r")(runtime);
+           }
          }
+       })(runtime);
 
-         exported[CONSTRUCTOR_NAME] = Constructor;
-         _export({ global: true, forced: Constructor != NativeConstructor }, exported);
+       var _marked$3 = /*#__PURE__*/regeneratorRuntime.mark(numbers);
 
-         setToStringTag(Constructor, CONSTRUCTOR_NAME);
+       function number$1 (x) {
+         return x === null ? NaN : +x;
+       }
+       function numbers(values, valueof) {
+         var _iterator, _step, value, index, _iterator2, _step2, _value;
 
-         if (!IS_WEAK) common.setStrong(Constructor, CONSTRUCTOR_NAME, IS_MAP);
+         return regeneratorRuntime.wrap(function numbers$(_context) {
+           while (1) {
+             switch (_context.prev = _context.next) {
+               case 0:
+                 if (!(valueof === undefined)) {
+                   _context.next = 21;
+                   break;
+                 }
 
-         return Constructor;
-       };
+                 _iterator = _createForOfIteratorHelper(values);
+                 _context.prev = 2;
 
-       var defineProperty$7 = objectDefineProperty.f;
+                 _iterator.s();
 
+               case 4:
+                 if ((_step = _iterator.n()).done) {
+                   _context.next = 11;
+                   break;
+                 }
 
+                 value = _step.value;
 
+                 if (!(value != null && (value = +value) >= value)) {
+                   _context.next = 9;
+                   break;
+                 }
 
+                 _context.next = 9;
+                 return value;
 
+               case 9:
+                 _context.next = 4;
+                 break;
 
+               case 11:
+                 _context.next = 16;
+                 break;
 
+               case 13:
+                 _context.prev = 13;
+                 _context.t0 = _context["catch"](2);
 
-       var fastKey = internalMetadata.fastKey;
+                 _iterator.e(_context.t0);
 
+               case 16:
+                 _context.prev = 16;
 
-       var setInternalState$7 = internalState.set;
-       var internalStateGetterFor = internalState.getterFor;
+                 _iterator.f();
 
-       var collectionStrong = {
-         getConstructor: function (wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER) {
-           var C = wrapper(function (that, iterable) {
-             anInstance(that, C, CONSTRUCTOR_NAME);
-             setInternalState$7(that, {
-               type: CONSTRUCTOR_NAME,
-               index: objectCreate(null),
-               first: undefined,
-               last: undefined,
-               size: 0
-             });
-             if (!descriptors) that.size = 0;
-             if (iterable != undefined) iterate(iterable, that[ADDER], { that: that, AS_ENTRIES: IS_MAP });
-           });
+                 return _context.finish(16);
 
-           var getInternalState = internalStateGetterFor(CONSTRUCTOR_NAME);
+               case 19:
+                 _context.next = 40;
+                 break;
 
-           var define = function (that, key, value) {
-             var state = getInternalState(that);
-             var entry = getEntry(that, key);
-             var previous, index;
-             // change existing entry
-             if (entry) {
-               entry.value = value;
-             // create new entry
-             } else {
-               state.last = entry = {
-                 index: index = fastKey(key, true),
-                 key: key,
-                 value: value,
-                 previous: previous = state.last,
-                 next: undefined,
-                 removed: false
-               };
-               if (!state.first) state.first = entry;
-               if (previous) previous.next = entry;
-               if (descriptors) state.size++;
-               else that.size++;
-               // add to index
-               if (index !== 'F') state.index[index] = entry;
-             } return that;
-           };
+               case 21:
+                 index = -1;
+                 _iterator2 = _createForOfIteratorHelper(values);
+                 _context.prev = 23;
 
-           var getEntry = function (that, key) {
-             var state = getInternalState(that);
-             // fast case
-             var index = fastKey(key);
-             var entry;
-             if (index !== 'F') return state.index[index];
-             // frozen object case
-             for (entry = state.first; entry; entry = entry.next) {
-               if (entry.key == key) return entry;
-             }
-           };
+                 _iterator2.s();
 
-           redefineAll(C.prototype, {
-             // 23.1.3.1 Map.prototype.clear()
-             // 23.2.3.2 Set.prototype.clear()
-             clear: function clear() {
-               var that = this;
-               var state = getInternalState(that);
-               var data = state.index;
-               var entry = state.first;
-               while (entry) {
-                 entry.removed = true;
-                 if (entry.previous) entry.previous = entry.previous.next = undefined;
-                 delete data[entry.index];
-                 entry = entry.next;
-               }
-               state.first = state.last = undefined;
-               if (descriptors) state.size = 0;
-               else that.size = 0;
-             },
-             // 23.1.3.3 Map.prototype.delete(key)
-             // 23.2.3.4 Set.prototype.delete(value)
-             'delete': function (key) {
-               var that = this;
-               var state = getInternalState(that);
-               var entry = getEntry(that, key);
-               if (entry) {
-                 var next = entry.next;
-                 var prev = entry.previous;
-                 delete state.index[entry.index];
-                 entry.removed = true;
-                 if (prev) prev.next = next;
-                 if (next) next.previous = prev;
-                 if (state.first == entry) state.first = next;
-                 if (state.last == entry) state.last = prev;
-                 if (descriptors) state.size--;
-                 else that.size--;
-               } return !!entry;
-             },
-             // 23.2.3.6 Set.prototype.forEach(callbackfn, thisArg = undefined)
-             // 23.1.3.5 Map.prototype.forEach(callbackfn, thisArg = undefined)
-             forEach: function forEach(callbackfn /* , that = undefined */) {
-               var state = getInternalState(this);
-               var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
-               var entry;
-               while (entry = entry ? entry.next : state.first) {
-                 boundFunction(entry.value, entry.key, this);
-                 // revert to the last existing entry
-                 while (entry && entry.removed) entry = entry.previous;
-               }
-             },
-             // 23.1.3.7 Map.prototype.has(key)
-             // 23.2.3.7 Set.prototype.has(value)
-             has: function has(key) {
-               return !!getEntry(this, key);
-             }
-           });
-
-           redefineAll(C.prototype, IS_MAP ? {
-             // 23.1.3.6 Map.prototype.get(key)
-             get: function get(key) {
-               var entry = getEntry(this, key);
-               return entry && entry.value;
-             },
-             // 23.1.3.9 Map.prototype.set(key, value)
-             set: function set(key, value) {
-               return define(this, key === 0 ? 0 : key, value);
-             }
-           } : {
-             // 23.2.3.1 Set.prototype.add(value)
-             add: function add(value) {
-               return define(this, value = value === 0 ? 0 : value, value);
-             }
-           });
-           if (descriptors) defineProperty$7(C.prototype, 'size', {
-             get: function () {
-               return getInternalState(this).size;
-             }
-           });
-           return C;
-         },
-         setStrong: function (C, CONSTRUCTOR_NAME, IS_MAP) {
-           var ITERATOR_NAME = CONSTRUCTOR_NAME + ' Iterator';
-           var getInternalCollectionState = internalStateGetterFor(CONSTRUCTOR_NAME);
-           var getInternalIteratorState = internalStateGetterFor(ITERATOR_NAME);
-           // add .keys, .values, .entries, [@@iterator]
-           // 23.1.3.4, 23.1.3.8, 23.1.3.11, 23.1.3.12, 23.2.3.5, 23.2.3.8, 23.2.3.10, 23.2.3.11
-           defineIterator(C, CONSTRUCTOR_NAME, function (iterated, kind) {
-             setInternalState$7(this, {
-               type: ITERATOR_NAME,
-               target: iterated,
-               state: getInternalCollectionState(iterated),
-               kind: kind,
-               last: undefined
-             });
-           }, function () {
-             var state = getInternalIteratorState(this);
-             var kind = state.kind;
-             var entry = state.last;
-             // revert to the last existing entry
-             while (entry && entry.removed) entry = entry.previous;
-             // get next entry
-             if (!state.target || !(state.last = entry = entry ? entry.next : state.state.first)) {
-               // or finish the iteration
-               state.target = undefined;
-               return { value: undefined, done: true };
-             }
-             // return step by kind
-             if (kind == 'keys') return { value: entry.key, done: false };
-             if (kind == 'values') return { value: entry.value, done: false };
-             return { value: [entry.key, entry.value], done: false };
-           }, IS_MAP ? 'entries' : 'values', !IS_MAP, true);
+               case 25:
+                 if ((_step2 = _iterator2.n()).done) {
+                   _context.next = 32;
+                   break;
+                 }
 
-           // add [@@species], 23.1.2.2, 23.2.2.2
-           setSpecies(CONSTRUCTOR_NAME);
-         }
-       };
+                 _value = _step2.value;
 
-       // `Set` constructor
-       // https://tc39.es/ecma262/#sec-set-objects
-       var es_set = collection('Set', function (init) {
-         return function Set() { return init(this, arguments.length ? arguments[0] : undefined); };
-       }, collectionStrong);
+                 if (!((_value = valueof(_value, ++index, values)) != null && (_value = +_value) >= _value)) {
+                   _context.next = 30;
+                   break;
+                 }
 
-       function d3_ascending (a, b) {
-         return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN;
-       }
+                 _context.next = 30;
+                 return _value;
 
-       function d3_bisector (f) {
-         var delta = f;
-         var compare = f;
+               case 30:
+                 _context.next = 25;
+                 break;
 
-         if (f.length === 1) {
-           delta = function delta(d, x) {
-             return f(d) - x;
-           };
+               case 32:
+                 _context.next = 37;
+                 break;
 
-           compare = ascendingComparator(f);
-         }
+               case 34:
+                 _context.prev = 34;
+                 _context.t1 = _context["catch"](23);
 
-         function left(a, x, lo, hi) {
-           if (lo == null) lo = 0;
-           if (hi == null) hi = a.length;
+                 _iterator2.e(_context.t1);
 
-           while (lo < hi) {
-             var mid = lo + hi >>> 1;
-             if (compare(a[mid], x) < 0) lo = mid + 1;else hi = mid;
-           }
+               case 37:
+                 _context.prev = 37;
 
-           return lo;
-         }
+                 _iterator2.f();
 
-         function right(a, x, lo, hi) {
-           if (lo == null) lo = 0;
-           if (hi == null) hi = a.length;
+                 return _context.finish(37);
 
-           while (lo < hi) {
-             var mid = lo + hi >>> 1;
-             if (compare(a[mid], x) > 0) hi = mid;else lo = mid + 1;
+               case 40:
+               case "end":
+                 return _context.stop();
+             }
            }
+         }, _marked$3, null, [[2, 13, 16, 19], [23, 34, 37, 40]]);
+       }
 
-           return lo;
-         }
+       var ascendingBisect = d3_bisector(d3_ascending);
+       var bisectRight = ascendingBisect.right;
+       d3_bisector(number$1).center;
 
-         function center(a, x, lo, hi) {
-           if (lo == null) lo = 0;
-           if (hi == null) hi = a.length;
-           var i = left(a, x, lo, hi - 1);
-           return i > lo && delta(a[i - 1], x) > -delta(a[i], x) ? i - 1 : i;
+       var anObject$2 = anObject$n;
+       var iteratorClose = iteratorClose$2;
+
+       // call something on iterator step with safe closing on error
+       var callWithSafeIterationClosing$1 = function (iterator, fn, value, ENTRIES) {
+         try {
+           return ENTRIES ? fn(anObject$2(value)[0], value[1]) : fn(value);
+         } catch (error) {
+           iteratorClose(iterator, 'throw', error);
          }
+       };
 
-         return {
-           left: left,
-           center: center,
-           right: right
-         };
-       }
+       var global$c = global$1m;
+       var bind$5 = functionBindContext;
+       var call$4 = functionCall;
+       var toObject$3 = toObject$j;
+       var callWithSafeIterationClosing = callWithSafeIterationClosing$1;
+       var isArrayIteratorMethod = isArrayIteratorMethod$3;
+       var isConstructor = isConstructor$4;
+       var lengthOfArrayLike$3 = lengthOfArrayLike$g;
+       var createProperty = createProperty$4;
+       var getIterator = getIterator$4;
+       var getIteratorMethod = getIteratorMethod$5;
 
-       function ascendingComparator(f) {
-         return function (d, x) {
-           return d3_ascending(f(d), x);
-         };
-       }
+       var Array$1 = global$c.Array;
 
-       // `Symbol.asyncIterator` well-known symbol
-       // https://tc39.es/ecma262/#sec-symbol.asynciterator
-       defineWellKnownSymbol('asyncIterator');
+       // `Array.from` method implementation
+       // https://tc39.es/ecma262/#sec-array.from
+       var arrayFrom$1 = function from(arrayLike /* , mapfn = undefined, thisArg = undefined */) {
+         var O = toObject$3(arrayLike);
+         var IS_CONSTRUCTOR = isConstructor(this);
+         var argumentsLength = arguments.length;
+         var mapfn = argumentsLength > 1 ? arguments[1] : undefined;
+         var mapping = mapfn !== undefined;
+         if (mapping) mapfn = bind$5(mapfn, argumentsLength > 2 ? arguments[2] : undefined);
+         var iteratorMethod = getIteratorMethod(O);
+         var index = 0;
+         var length, result, step, iterator, next, value;
+         // if the target is not iterable or it's an array with the default iterator - use a simple case
+         if (iteratorMethod && !(this == Array$1 && isArrayIteratorMethod(iteratorMethod))) {
+           iterator = getIterator(O, iteratorMethod);
+           next = iterator.next;
+           result = IS_CONSTRUCTOR ? new this() : [];
+           for (;!(step = call$4(next, iterator)).done; index++) {
+             value = mapping ? callWithSafeIterationClosing(iterator, mapfn, [step.value, index], true) : step.value;
+             createProperty(result, index, value);
+           }
+         } else {
+           length = lengthOfArrayLike$3(O);
+           result = IS_CONSTRUCTOR ? new this(length) : Array$1(length);
+           for (;length > index; index++) {
+             value = mapping ? mapfn(O[index], index) : O[index];
+             createProperty(result, index, value);
+           }
+         }
+         result.length = index;
+         return result;
+       };
 
-       var runtime_1 = createCommonjsModule(function (module) {
-         /**
-          * Copyright (c) 2014-present, Facebook, Inc.
-          *
-          * This source code is licensed under the MIT license found in the
-          * LICENSE file in the root directory of this source tree.
-          */
-         var runtime = function (exports) {
+       var $$D = _export;
+       var from = arrayFrom$1;
+       var checkCorrectnessOfIteration = checkCorrectnessOfIteration$4;
 
-           var Op = Object.prototype;
-           var hasOwn = Op.hasOwnProperty;
-           var undefined$1; // More compressible than void 0.
+       var INCORRECT_ITERATION = !checkCorrectnessOfIteration(function (iterable) {
+         // eslint-disable-next-line es/no-array-from -- required for testing
+         Array.from(iterable);
+       });
 
-           var $Symbol = typeof Symbol === "function" ? Symbol : {};
-           var iteratorSymbol = $Symbol.iterator || "@@iterator";
-           var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";
-           var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";
+       // `Array.from` method
+       // https://tc39.es/ecma262/#sec-array.from
+       $$D({ target: 'Array', stat: true, forced: INCORRECT_ITERATION }, {
+         from: from
+       });
 
-           function define(obj, key, value) {
-             Object.defineProperty(obj, key, {
-               value: value,
-               enumerable: true,
-               configurable: true,
-               writable: true
-             });
-             return obj[key];
-           }
+       var $$C = _export;
+       var fill = arrayFill$1;
+       var addToUnscopables$4 = addToUnscopables$6;
 
-           try {
-             // IE 8 has a broken Object.defineProperty that only works on DOM objects.
-             define({}, "");
-           } catch (err) {
-             define = function define(obj, key, value) {
-               return obj[key] = value;
-             };
-           }
+       // `Array.prototype.fill` method
+       // https://tc39.es/ecma262/#sec-array.prototype.fill
+       $$C({ target: 'Array', proto: true }, {
+         fill: fill
+       });
 
-           function wrap(innerFn, outerFn, self, tryLocsList) {
-             // If outerFn provided and outerFn.prototype is a Generator, then outerFn.prototype instanceof Generator.
-             var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;
-             var generator = Object.create(protoGenerator.prototype);
-             var context = new Context(tryLocsList || []); // The ._invoke method unifies the implementations of the .next,
-             // .throw, and .return methods.
+       // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
+       addToUnscopables$4('fill');
 
-             generator._invoke = makeInvokeMethod(innerFn, self, context);
-             return generator;
-           }
+       var $$B = _export;
+       var $some = arrayIteration.some;
+       var arrayMethodIsStrict$4 = arrayMethodIsStrict$9;
 
-           exports.wrap = wrap; // Try/catch helper to minimize deoptimizations. Returns a completion
-           // record like context.tryEntries[i].completion. This interface could
-           // have been (and was previously) designed to take a closure to be
-           // invoked without arguments, but in all the cases we care about we
-           // already have an existing method we want to call, so there's no need
-           // to create a new function object. We can even get away with assuming
-           // the method takes exactly one argument, since that happens to be true
-           // in every case, so we don't have to touch the arguments object. The
-           // only additional allocation required is the completion record, which
-           // has a stable shape and so hopefully should be cheap to allocate.
+       var STRICT_METHOD$4 = arrayMethodIsStrict$4('some');
 
-           function tryCatch(fn, obj, arg) {
-             try {
-               return {
-                 type: "normal",
-                 arg: fn.call(obj, arg)
-               };
-             } catch (err) {
-               return {
-                 type: "throw",
-                 arg: err
-               };
-             }
-           }
+       // `Array.prototype.some` method
+       // https://tc39.es/ecma262/#sec-array.prototype.some
+       $$B({ target: 'Array', proto: true, forced: !STRICT_METHOD$4 }, {
+         some: function some(callbackfn /* , thisArg */) {
+           return $some(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+         }
+       });
 
-           var GenStateSuspendedStart = "suspendedStart";
-           var GenStateSuspendedYield = "suspendedYield";
-           var GenStateExecuting = "executing";
-           var GenStateCompleted = "completed"; // Returning this object from the innerFn has the same effect as
-           // breaking out of the dispatch switch statement.
+       var TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS = typedArrayConstructorsRequireWrappers;
+       var exportTypedArrayStaticMethod = arrayBufferViewCore.exportTypedArrayStaticMethod;
+       var typedArrayFrom = typedArrayFrom$2;
 
-           var ContinueSentinel = {}; // Dummy constructor functions that we use as the .constructor and
-           // .constructor.prototype properties for functions that return Generator
-           // objects. For full spec compliance, you may wish to configure your
-           // minifier not to mangle the names of these two functions.
+       // `%TypedArray%.from` method
+       // https://tc39.es/ecma262/#sec-%typedarray%.from
+       exportTypedArrayStaticMethod('from', typedArrayFrom, TYPED_ARRAYS_CONSTRUCTORS_REQUIRES_WRAPPERS);
 
-           function Generator() {}
+       var createTypedArrayConstructor = typedArrayConstructor.exports;
 
-           function GeneratorFunction() {}
+       // `Float64Array` constructor
+       // https://tc39.es/ecma262/#sec-typedarray-objects
+       createTypedArrayConstructor('Float64', function (init) {
+         return function Float64Array(data, byteOffset, length) {
+           return init(this, data, byteOffset, length);
+         };
+       });
 
-           function GeneratorFunctionPrototype() {} // This is a polyfill for %IteratorPrototype% for environments that
-           // don't natively support it.
+       function d3_descending (a, b) {
+         return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN;
+       }
 
+       // https://github.com/python/cpython/blob/a74eea238f5baba15797e2e8b570d153bc8690a7/Modules/mathmodule.c#L1423
+       var Adder = /*#__PURE__*/function () {
+         function Adder() {
+           _classCallCheck$1(this, Adder);
 
-           var IteratorPrototype = {};
+           this._partials = new Float64Array(32);
+           this._n = 0;
+         }
 
-           IteratorPrototype[iteratorSymbol] = function () {
-             return this;
-           };
+         _createClass$1(Adder, [{
+           key: "add",
+           value: function add(x) {
+             var p = this._partials;
+             var i = 0;
 
-           var getProto = Object.getPrototypeOf;
-           var NativeIteratorPrototype = getProto && getProto(getProto(values([])));
+             for (var j = 0; j < this._n && j < 32; j++) {
+               var y = p[j],
+                   hi = x + y,
+                   lo = Math.abs(x) < Math.abs(y) ? x - (hi - y) : y - (hi - x);
+               if (lo) p[i++] = lo;
+               x = hi;
+             }
 
-           if (NativeIteratorPrototype && NativeIteratorPrototype !== Op && hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {
-             // This environment has a native %IteratorPrototype%; use it instead
-             // of the polyfill.
-             IteratorPrototype = NativeIteratorPrototype;
+             p[i] = x;
+             this._n = i + 1;
+             return this;
            }
+         }, {
+           key: "valueOf",
+           value: function valueOf() {
+             var p = this._partials;
+             var n = this._n,
+                 x,
+                 y,
+                 lo,
+                 hi = 0;
 
-           var Gp = GeneratorFunctionPrototype.prototype = Generator.prototype = Object.create(IteratorPrototype);
-           GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;
-           GeneratorFunctionPrototype.constructor = GeneratorFunction;
-           GeneratorFunction.displayName = define(GeneratorFunctionPrototype, toStringTagSymbol, "GeneratorFunction"); // Helper for defining the .next, .throw, and .return methods of the
-           // Iterator interface in terms of a single ._invoke method.
-
-           function defineIteratorMethods(prototype) {
-             ["next", "throw", "return"].forEach(function (method) {
-               define(prototype, method, function (arg) {
-                 return this._invoke(method, arg);
-               });
-             });
-           }
+             if (n > 0) {
+               hi = p[--n];
 
-           exports.isGeneratorFunction = function (genFun) {
-             var ctor = typeof genFun === "function" && genFun.constructor;
-             return ctor ? ctor === GeneratorFunction || // For the native GeneratorFunction constructor, the best we can
-             // do is to check its .name property.
-             (ctor.displayName || ctor.name) === "GeneratorFunction" : false;
-           };
+               while (n > 0) {
+                 x = hi;
+                 y = p[--n];
+                 hi = x + y;
+                 lo = y - (hi - x);
+                 if (lo) break;
+               }
 
-           exports.mark = function (genFun) {
-             if (Object.setPrototypeOf) {
-               Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);
-             } else {
-               genFun.__proto__ = GeneratorFunctionPrototype;
-               define(genFun, toStringTagSymbol, "GeneratorFunction");
+               if (n > 0 && (lo < 0 && p[n - 1] < 0 || lo > 0 && p[n - 1] > 0)) {
+                 y = lo * 2;
+                 x = hi + y;
+                 if (y == x - hi) hi = x;
+               }
              }
 
-             genFun.prototype = Object.create(Gp);
-             return genFun;
-           }; // Within the body of any async function, `await x` is transformed to
-           // `yield regeneratorRuntime.awrap(x)`, so that the runtime can test
-           // `hasOwn.call(value, "__await")` to determine if the yielded value is
-           // meant to be awaited.
+             return hi;
+           }
+         }]);
 
+         return Adder;
+       }();
 
-           exports.awrap = function (arg) {
-             return {
-               __await: arg
-             };
-           };
+       var $$A = _export;
+       var DESCRIPTORS$5 = descriptors;
+       var defineProperties$1 = objectDefineProperties;
 
-           function AsyncIterator(generator, PromiseImpl) {
-             function invoke(method, arg, resolve, reject) {
-               var record = tryCatch(generator[method], generator, arg);
+       // `Object.defineProperties` method
+       // https://tc39.es/ecma262/#sec-object.defineproperties
+       $$A({ target: 'Object', stat: true, forced: !DESCRIPTORS$5, sham: !DESCRIPTORS$5 }, {
+         defineProperties: defineProperties$1
+       });
 
-               if (record.type === "throw") {
-                 reject(record.arg);
-               } else {
-                 var result = record.arg;
-                 var value = result.value;
+       var collection = collection$2;
+       var collectionStrong = collectionStrong$2;
 
-                 if (value && _typeof(value) === "object" && hasOwn.call(value, "__await")) {
-                   return PromiseImpl.resolve(value.__await).then(function (value) {
-                     invoke("next", value, resolve, reject);
-                   }, function (err) {
-                     invoke("throw", err, resolve, reject);
-                   });
-                 }
+       // `Map` constructor
+       // https://tc39.es/ecma262/#sec-map-objects
+       collection('Map', function (init) {
+         return function Map() { return init(this, arguments.length ? arguments[0] : undefined); };
+       }, collectionStrong);
 
-                 return PromiseImpl.resolve(value).then(function (unwrapped) {
-                   // When a yielded Promise is resolved, its final value becomes
-                   // the .value of the Promise<{value,done}> result for the
-                   // current iteration.
-                   result.value = unwrapped;
-                   resolve(result);
-                 }, function (error) {
-                   // If a rejected Promise was yielded, throw the rejection back
-                   // into the async generator function so it can be handled there.
-                   return invoke("throw", error, resolve, reject);
-                 });
-               }
-             }
+       var $$z = _export;
+       var uncurryThis$f = functionUncurryThis;
+       var aCallable$1 = aCallable$a;
+       var toObject$2 = toObject$j;
+       var lengthOfArrayLike$2 = lengthOfArrayLike$g;
+       var toString$a = toString$k;
+       var fails$b = fails$S;
+       var internalSort = arraySort$1;
+       var arrayMethodIsStrict$3 = arrayMethodIsStrict$9;
+       var FF = engineFfVersion;
+       var IE_OR_EDGE = engineIsIeOrEdge;
+       var V8 = engineV8Version;
+       var WEBKIT = engineWebkitVersion;
+
+       var test = [];
+       var un$Sort = uncurryThis$f(test.sort);
+       var push$3 = uncurryThis$f(test.push);
 
-             var previousPromise;
+       // IE8-
+       var FAILS_ON_UNDEFINED = fails$b(function () {
+         test.sort(undefined);
+       });
+       // V8 bug
+       var FAILS_ON_NULL = fails$b(function () {
+         test.sort(null);
+       });
+       // Old WebKit
+       var STRICT_METHOD$3 = arrayMethodIsStrict$3('sort');
 
-             function enqueue(method, arg) {
-               function callInvokeWithMethodAndArg() {
-                 return new PromiseImpl(function (resolve, reject) {
-                   invoke(method, arg, resolve, reject);
-                 });
-               }
+       var STABLE_SORT = !fails$b(function () {
+         // feature detection can be too slow, so check engines versions
+         if (V8) return V8 < 70;
+         if (FF && FF > 3) return;
+         if (IE_OR_EDGE) return true;
+         if (WEBKIT) return WEBKIT < 603;
 
-               return previousPromise = // If enqueue has been called before, then we want to wait until
-               // all previous Promises have been resolved before calling invoke,
-               // so that results are always delivered in the correct order. If
-               // enqueue has not been called before, then it is important to
-               // call invoke immediately, without waiting on a callback to fire,
-               // so that the async generator function has the opportunity to do
-               // any necessary setup in a predictable way. This predictability
-               // is why the Promise constructor synchronously invokes its
-               // executor callback, and why async functions synchronously
-               // execute code before the first await. Since we implement simple
-               // async functions in terms of async generators, it is especially
-               // important to get this right, even though it requires care.
-               previousPromise ? previousPromise.then(callInvokeWithMethodAndArg, // Avoid propagating failures to Promises returned by later
-               // invocations of the iterator.
-               callInvokeWithMethodAndArg) : callInvokeWithMethodAndArg();
-             } // Define the unified helper method that is used to implement .next,
-             // .throw, and .return (see defineIteratorMethods).
+         var result = '';
+         var code, chr, value, index;
 
+         // generate an array with more 512 elements (Chakra and old V8 fails only in this case)
+         for (code = 65; code < 76; code++) {
+           chr = String.fromCharCode(code);
 
-             this._invoke = enqueue;
+           switch (code) {
+             case 66: case 69: case 70: case 72: value = 3; break;
+             case 68: case 71: value = 4; break;
+             default: value = 2;
            }
 
-           defineIteratorMethods(AsyncIterator.prototype);
-
-           AsyncIterator.prototype[asyncIteratorSymbol] = function () {
-             return this;
-           };
-
-           exports.AsyncIterator = AsyncIterator; // Note that simple async functions are implemented on top of
-           // AsyncIterator objects; they just return a Promise for the value of
-           // the final result produced by the iterator.
+           for (index = 0; index < 47; index++) {
+             test.push({ k: chr + index, v: value });
+           }
+         }
 
-           exports.async = function (innerFn, outerFn, self, tryLocsList, PromiseImpl) {
-             if (PromiseImpl === void 0) PromiseImpl = Promise;
-             var iter = new AsyncIterator(wrap(innerFn, outerFn, self, tryLocsList), PromiseImpl);
-             return exports.isGeneratorFunction(outerFn) ? iter // If outerFn is a generator, return the full iterator.
-             : iter.next().then(function (result) {
-               return result.done ? result.value : iter.next();
-             });
-           };
+         test.sort(function (a, b) { return b.v - a.v; });
 
-           function makeInvokeMethod(innerFn, self, context) {
-             var state = GenStateSuspendedStart;
-             return function invoke(method, arg) {
-               if (state === GenStateExecuting) {
-                 throw new Error("Generator is already running");
-               }
+         for (index = 0; index < test.length; index++) {
+           chr = test[index].k.charAt(0);
+           if (result.charAt(result.length - 1) !== chr) result += chr;
+         }
 
-               if (state === GenStateCompleted) {
-                 if (method === "throw") {
-                   throw arg;
-                 } // Be forgiving, per 25.3.3.3.3 of the spec:
-                 // https://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorresume
+         return result !== 'DGBEFHACIJK';
+       });
 
+       var FORCED$7 = FAILS_ON_UNDEFINED || !FAILS_ON_NULL || !STRICT_METHOD$3 || !STABLE_SORT;
 
-                 return doneResult();
-               }
+       var getSortCompare = function (comparefn) {
+         return function (x, y) {
+           if (y === undefined) return -1;
+           if (x === undefined) return 1;
+           if (comparefn !== undefined) return +comparefn(x, y) || 0;
+           return toString$a(x) > toString$a(y) ? 1 : -1;
+         };
+       };
 
-               context.method = method;
-               context.arg = arg;
+       // `Array.prototype.sort` method
+       // https://tc39.es/ecma262/#sec-array.prototype.sort
+       $$z({ target: 'Array', proto: true, forced: FORCED$7 }, {
+         sort: function sort(comparefn) {
+           if (comparefn !== undefined) aCallable$1(comparefn);
 
-               while (true) {
-                 var delegate = context.delegate;
+           var array = toObject$2(this);
 
-                 if (delegate) {
-                   var delegateResult = maybeInvokeDelegate(delegate, context);
+           if (STABLE_SORT) return comparefn === undefined ? un$Sort(array) : un$Sort(array, comparefn);
 
-                   if (delegateResult) {
-                     if (delegateResult === ContinueSentinel) continue;
-                     return delegateResult;
-                   }
-                 }
+           var items = [];
+           var arrayLength = lengthOfArrayLike$2(array);
+           var itemsLength, index;
 
-                 if (context.method === "next") {
-                   // Setting context._sent for legacy support of Babel's
-                   // function.sent implementation.
-                   context.sent = context._sent = context.arg;
-                 } else if (context.method === "throw") {
-                   if (state === GenStateSuspendedStart) {
-                     state = GenStateCompleted;
-                     throw context.arg;
-                   }
+           for (index = 0; index < arrayLength; index++) {
+             if (index in array) push$3(items, array[index]);
+           }
 
-                   context.dispatchException(context.arg);
-                 } else if (context.method === "return") {
-                   context.abrupt("return", context.arg);
-                 }
+           internalSort(items, getSortCompare(comparefn));
 
-                 state = GenStateExecuting;
-                 var record = tryCatch(innerFn, self, context);
+           itemsLength = items.length;
+           index = 0;
 
-                 if (record.type === "normal") {
-                   // If an exception is thrown from innerFn, we leave state ===
-                   // GenStateExecuting and loop back for another invocation.
-                   state = context.done ? GenStateCompleted : GenStateSuspendedYield;
+           while (index < itemsLength) array[index] = items[index++];
+           while (index < arrayLength) delete array[index++];
 
-                   if (record.arg === ContinueSentinel) {
-                     continue;
-                   }
-
-                   return {
-                     value: record.arg,
-                     done: context.done
-                   };
-                 } else if (record.type === "throw") {
-                   state = GenStateCompleted; // Dispatch the exception by looping back around to the
-                   // context.dispatchException(context.arg) call above.
-
-                   context.method = "throw";
-                   context.arg = record.arg;
-                 }
-               }
-             };
-           } // Call delegate.iterator[context.method](context.arg) and handle the
-           // result, either by returning a { value, done } result from the
-           // delegate iterator, or by modifying context.method and context.arg,
-           // setting context.delegate to null, and returning the ContinueSentinel.
+           return array;
+         }
+       });
 
+       var e10 = Math.sqrt(50),
+           e5 = Math.sqrt(10),
+           e2 = Math.sqrt(2);
+       function ticks (start, stop, count) {
+         var reverse,
+             i = -1,
+             n,
+             ticks,
+             step;
+         stop = +stop, start = +start, count = +count;
+         if (start === stop && count > 0) return [start];
+         if (reverse = stop < start) n = start, start = stop, stop = n;
+         if ((step = tickIncrement(start, stop, count)) === 0 || !isFinite(step)) return [];
 
-           function maybeInvokeDelegate(delegate, context) {
-             var method = delegate.iterator[context.method];
+         if (step > 0) {
+           var r0 = Math.round(start / step),
+               r1 = Math.round(stop / step);
+           if (r0 * step < start) ++r0;
+           if (r1 * step > stop) --r1;
+           ticks = new Array(n = r1 - r0 + 1);
 
-             if (method === undefined$1) {
-               // A .throw or .return when the delegate iterator has no .throw
-               // method always terminates the yield* loop.
-               context.delegate = null;
+           while (++i < n) {
+             ticks[i] = (r0 + i) * step;
+           }
+         } else {
+           step = -step;
 
-               if (context.method === "throw") {
-                 // Note: ["return"] must be used for ES3 parsing compatibility.
-                 if (delegate.iterator["return"]) {
-                   // If the delegate iterator has a return method, give it a
-                   // chance to clean up.
-                   context.method = "return";
-                   context.arg = undefined$1;
-                   maybeInvokeDelegate(delegate, context);
+           var _r = Math.round(start * step),
+               _r2 = Math.round(stop * step);
 
-                   if (context.method === "throw") {
-                     // If maybeInvokeDelegate(context) changed context.method from
-                     // "return" to "throw", let that override the TypeError below.
-                     return ContinueSentinel;
-                   }
-                 }
+           if (_r / step < start) ++_r;
+           if (_r2 / step > stop) --_r2;
+           ticks = new Array(n = _r2 - _r + 1);
 
-                 context.method = "throw";
-                 context.arg = new TypeError("The iterator does not provide a 'throw' method");
-               }
+           while (++i < n) {
+             ticks[i] = (_r + i) / step;
+           }
+         }
 
-               return ContinueSentinel;
-             }
+         if (reverse) ticks.reverse();
+         return ticks;
+       }
+       function tickIncrement(start, stop, count) {
+         var step = (stop - start) / Math.max(0, count),
+             power = Math.floor(Math.log(step) / Math.LN10),
+             error = step / Math.pow(10, power);
+         return power >= 0 ? (error >= e10 ? 10 : error >= e5 ? 5 : error >= e2 ? 2 : 1) * Math.pow(10, power) : -Math.pow(10, -power) / (error >= e10 ? 10 : error >= e5 ? 5 : error >= e2 ? 2 : 1);
+       }
+       function tickStep(start, stop, count) {
+         var step0 = Math.abs(stop - start) / Math.max(0, count),
+             step1 = Math.pow(10, Math.floor(Math.log(step0) / Math.LN10)),
+             error = step0 / step1;
+         if (error >= e10) step1 *= 10;else if (error >= e5) step1 *= 5;else if (error >= e2) step1 *= 2;
+         return stop < start ? -step1 : step1;
+       }
 
-             var record = tryCatch(method, delegate.iterator, context.arg);
+       function max(values, valueof) {
+         var max;
 
-             if (record.type === "throw") {
-               context.method = "throw";
-               context.arg = record.arg;
-               context.delegate = null;
-               return ContinueSentinel;
-             }
+         if (valueof === undefined) {
+           var _iterator = _createForOfIteratorHelper(values),
+               _step;
 
-             var info = record.arg;
+           try {
+             for (_iterator.s(); !(_step = _iterator.n()).done;) {
+               var value = _step.value;
 
-             if (!info) {
-               context.method = "throw";
-               context.arg = new TypeError("iterator result is not an object");
-               context.delegate = null;
-               return ContinueSentinel;
+               if (value != null && (max < value || max === undefined && value >= value)) {
+                 max = value;
+               }
              }
+           } catch (err) {
+             _iterator.e(err);
+           } finally {
+             _iterator.f();
+           }
+         } else {
+           var index = -1;
 
-             if (info.done) {
-               // Assign the result of the finished delegate to the temporary
-               // variable specified by delegate.resultName (see delegateYield).
-               context[delegate.resultName] = info.value; // Resume execution at the desired location (see delegateYield).
+           var _iterator2 = _createForOfIteratorHelper(values),
+               _step2;
 
-               context.next = delegate.nextLoc; // If context.method was "throw" but the delegate handled the
-               // exception, let the outer generator proceed normally. If
-               // context.method was "next", forget context.arg since it has been
-               // "consumed" by the delegate iterator. If context.method was
-               // "return", allow the original .return call to continue in the
-               // outer generator.
+           try {
+             for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
+               var _value = _step2.value;
 
-               if (context.method !== "return") {
-                 context.method = "next";
-                 context.arg = undefined$1;
+               if ((_value = valueof(_value, ++index, values)) != null && (max < _value || max === undefined && _value >= _value)) {
+                 max = _value;
                }
-             } else {
-               // Re-yield the result returned by the delegate method.
-               return info;
-             } // The delegate iterator is finished, so forget it and continue with
-             // the outer generator.
+             }
+           } catch (err) {
+             _iterator2.e(err);
+           } finally {
+             _iterator2.f();
+           }
+         }
 
+         return max;
+       }
 
-             context.delegate = null;
-             return ContinueSentinel;
-           } // Define Generator.prototype.{next,throw,return} in terms of the
-           // unified ._invoke helper method.
+       function min$2(values, valueof) {
+         var min;
 
+         if (valueof === undefined) {
+           var _iterator = _createForOfIteratorHelper(values),
+               _step;
 
-           defineIteratorMethods(Gp);
-           define(Gp, toStringTagSymbol, "Generator"); // A Generator should always return itself as the iterator object when the
-           // @@iterator function is called on it. Some browsers' implementations of the
-           // iterator prototype chain incorrectly implement this, causing the Generator
-           // object to not be returned from this call. This ensures that doesn't happen.
-           // See https://github.com/facebook/regenerator/issues/274 for more details.
+           try {
+             for (_iterator.s(); !(_step = _iterator.n()).done;) {
+               var value = _step.value;
 
-           Gp[iteratorSymbol] = function () {
-             return this;
-           };
+               if (value != null && (min > value || min === undefined && value >= value)) {
+                 min = value;
+               }
+             }
+           } catch (err) {
+             _iterator.e(err);
+           } finally {
+             _iterator.f();
+           }
+         } else {
+           var index = -1;
 
-           Gp.toString = function () {
-             return "[object Generator]";
-           };
+           var _iterator2 = _createForOfIteratorHelper(values),
+               _step2;
 
-           function pushTryEntry(locs) {
-             var entry = {
-               tryLoc: locs[0]
-             };
+           try {
+             for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
+               var _value = _step2.value;
 
-             if (1 in locs) {
-               entry.catchLoc = locs[1];
+               if ((_value = valueof(_value, ++index, values)) != null && (min > _value || min === undefined && _value >= _value)) {
+                 min = _value;
+               }
              }
+           } catch (err) {
+             _iterator2.e(err);
+           } finally {
+             _iterator2.f();
+           }
+         }
 
-             if (2 in locs) {
-               entry.finallyLoc = locs[2];
-               entry.afterLoc = locs[3];
-             }
+         return min;
+       }
 
-             this.tryEntries.push(entry);
-           }
+       // ISC license, Copyright 2018 Vladimir Agafonkin.
 
-           function resetTryEntry(entry) {
-             var record = entry.completion || {};
-             record.type = "normal";
-             delete record.arg;
-             entry.completion = record;
-           }
+       function quickselect$3(array, k) {
+         var left = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0;
+         var right = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : array.length - 1;
+         var compare = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : d3_ascending;
 
-           function Context(tryLocsList) {
-             // The root entry object (effectively a try statement without a catch
-             // or a finally block) gives us a place to store values thrown from
-             // locations where there is no enclosing try statement.
-             this.tryEntries = [{
-               tryLoc: "root"
-             }];
-             tryLocsList.forEach(pushTryEntry, this);
-             this.reset(true);
+         while (right > left) {
+           if (right - left > 600) {
+             var n = right - left + 1;
+             var m = k - left + 1;
+             var z = Math.log(n);
+             var s = 0.5 * Math.exp(2 * z / 3);
+             var sd = 0.5 * Math.sqrt(z * s * (n - s) / n) * (m - n / 2 < 0 ? -1 : 1);
+             var newLeft = Math.max(left, Math.floor(k - m * s / n + sd));
+             var newRight = Math.min(right, Math.floor(k + (n - m) * s / n + sd));
+             quickselect$3(array, k, newLeft, newRight, compare);
            }
 
-           exports.keys = function (object) {
-             var keys = [];
+           var t = array[k];
+           var i = left;
+           var j = right;
+           swap$1(array, left, k);
+           if (compare(array[right], t) > 0) swap$1(array, left, right);
 
-             for (var key in object) {
-               keys.push(key);
-             }
+           while (i < j) {
+             swap$1(array, i, j), ++i, --j;
 
-             keys.reverse(); // Rather than returning an object with a next method, we keep
-             // things simple and return the next function itself.
+             while (compare(array[i], t) < 0) {
+               ++i;
+             }
 
-             return function next() {
-               while (keys.length) {
-                 var key = keys.pop();
+             while (compare(array[j], t) > 0) {
+               --j;
+             }
+           }
 
-                 if (key in object) {
-                   next.value = key;
-                   next.done = false;
-                   return next;
-                 }
-               } // To avoid creating an additional object, we just hang the .value
-               // and .done properties off the next function object itself. This
-               // also ensures that the minifier will not anonymize the function.
+           if (compare(array[left], t) === 0) swap$1(array, left, j);else ++j, swap$1(array, j, right);
+           if (j <= k) left = j + 1;
+           if (k <= j) right = j - 1;
+         }
 
+         return array;
+       }
 
-               next.done = true;
-               return next;
-             };
-           };
+       function swap$1(array, i, j) {
+         var t = array[i];
+         array[i] = array[j];
+         array[j] = t;
+       }
 
-           function values(iterable) {
-             if (iterable) {
-               var iteratorMethod = iterable[iteratorSymbol];
+       function quantile(values, p, valueof) {
+         values = Float64Array.from(numbers(values, valueof));
+         if (!(n = values.length)) return;
+         if ((p = +p) <= 0 || n < 2) return min$2(values);
+         if (p >= 1) return max(values);
+         var n,
+             i = (n - 1) * p,
+             i0 = Math.floor(i),
+             value0 = max(quickselect$3(values, i0).subarray(0, i0 + 1)),
+             value1 = min$2(values.subarray(i0 + 1));
+         return value0 + (value1 - value0) * (i - i0);
+       }
 
-               if (iteratorMethod) {
-                 return iteratorMethod.call(iterable);
-               }
+       function d3_median (values, valueof) {
+         return quantile(values, 0.5, valueof);
+       }
 
-               if (typeof iterable.next === "function") {
-                 return iterable;
-               }
+       var _marked$2 = /*#__PURE__*/regeneratorRuntime.mark(flatten);
 
-               if (!isNaN(iterable.length)) {
-                 var i = -1,
-                     next = function next() {
-                   while (++i < iterable.length) {
-                     if (hasOwn.call(iterable, i)) {
-                       next.value = iterable[i];
-                       next.done = false;
-                       return next;
-                     }
-                   }
+       function flatten(arrays) {
+         var _iterator, _step, array;
 
-                   next.value = undefined$1;
-                   next.done = true;
-                   return next;
-                 };
+         return regeneratorRuntime.wrap(function flatten$(_context) {
+           while (1) {
+             switch (_context.prev = _context.next) {
+               case 0:
+                 _iterator = _createForOfIteratorHelper(arrays);
+                 _context.prev = 1;
 
-                 return next.next = next;
-               }
-             } // Return an iterator with no values.
+                 _iterator.s();
 
+               case 3:
+                 if ((_step = _iterator.n()).done) {
+                   _context.next = 8;
+                   break;
+                 }
 
-             return {
-               next: doneResult
-             };
-           }
+                 array = _step.value;
+                 return _context.delegateYield(array, "t0", 6);
 
-           exports.values = values;
+               case 6:
+                 _context.next = 3;
+                 break;
 
-           function doneResult() {
-             return {
-               value: undefined$1,
-               done: true
-             };
-           }
+               case 8:
+                 _context.next = 13;
+                 break;
 
-           Context.prototype = {
-             constructor: Context,
-             reset: function reset(skipTempReset) {
-               this.prev = 0;
-               this.next = 0; // Resetting context._sent for legacy support of Babel's
-               // function.sent implementation.
+               case 10:
+                 _context.prev = 10;
+                 _context.t1 = _context["catch"](1);
 
-               this.sent = this._sent = undefined$1;
-               this.done = false;
-               this.delegate = null;
-               this.method = "next";
-               this.arg = undefined$1;
-               this.tryEntries.forEach(resetTryEntry);
+                 _iterator.e(_context.t1);
 
-               if (!skipTempReset) {
-                 for (var name in this) {
-                   // Not sure about the optimal order of these conditions:
-                   if (name.charAt(0) === "t" && hasOwn.call(this, name) && !isNaN(+name.slice(1))) {
-                     this[name] = undefined$1;
-                   }
-                 }
-               }
-             },
-             stop: function stop() {
-               this.done = true;
-               var rootEntry = this.tryEntries[0];
-               var rootRecord = rootEntry.completion;
+               case 13:
+                 _context.prev = 13;
 
-               if (rootRecord.type === "throw") {
-                 throw rootRecord.arg;
-               }
+                 _iterator.f();
 
-               return this.rval;
-             },
-             dispatchException: function dispatchException(exception) {
-               if (this.done) {
-                 throw exception;
-               }
+                 return _context.finish(13);
 
-               var context = this;
+               case 16:
+               case "end":
+                 return _context.stop();
+             }
+           }
+         }, _marked$2, null, [[1, 10, 13, 16]]);
+       }
 
-               function handle(loc, caught) {
-                 record.type = "throw";
-                 record.arg = exception;
-                 context.next = loc;
+       function merge$4(arrays) {
+         return Array.from(flatten(arrays));
+       }
 
-                 if (caught) {
-                   // If the dispatched exception was caught by a catch block,
-                   // then let that catch block handle the exception normally.
-                   context.method = "next";
-                   context.arg = undefined$1;
-                 }
+       function range$1 (start, stop, step) {
+         start = +start, stop = +stop, step = (n = arguments.length) < 2 ? (stop = start, start = 0, 1) : n < 3 ? 1 : +step;
+         var i = -1,
+             n = Math.max(0, Math.ceil((stop - start) / step)) | 0,
+             range = new Array(n);
 
-                 return !!caught;
-               }
+         while (++i < n) {
+           range[i] = start + i * step;
+         }
 
-               for (var i = this.tryEntries.length - 1; i >= 0; --i) {
-                 var entry = this.tryEntries[i];
-                 var record = entry.completion;
+         return range;
+       }
 
-                 if (entry.tryLoc === "root") {
-                   // Exception thrown outside of any try block that could handle
-                   // it, so set the completion value of the entire function to
-                   // throw the exception.
-                   return handle("end");
-                 }
+       // `SameValue` abstract operation
+       // https://tc39.es/ecma262/#sec-samevalue
+       // eslint-disable-next-line es/no-object-is -- safe
+       var sameValue$1 = Object.is || function is(x, y) {
+         // eslint-disable-next-line no-self-compare -- NaN check
+         return x === y ? x !== 0 || 1 / x === 1 / y : x != x && y != y;
+       };
 
-                 if (entry.tryLoc <= this.prev) {
-                   var hasCatch = hasOwn.call(entry, "catchLoc");
-                   var hasFinally = hasOwn.call(entry, "finallyLoc");
+       var $$y = _export;
 
-                   if (hasCatch && hasFinally) {
-                     if (this.prev < entry.catchLoc) {
-                       return handle(entry.catchLoc, true);
-                     } else if (this.prev < entry.finallyLoc) {
-                       return handle(entry.finallyLoc);
-                     }
-                   } else if (hasCatch) {
-                     if (this.prev < entry.catchLoc) {
-                       return handle(entry.catchLoc, true);
-                     }
-                   } else if (hasFinally) {
-                     if (this.prev < entry.finallyLoc) {
-                       return handle(entry.finallyLoc);
-                     }
-                   } else {
-                     throw new Error("try statement without catch or finally");
-                   }
-                 }
-               }
-             },
-             abrupt: function abrupt(type, arg) {
-               for (var i = this.tryEntries.length - 1; i >= 0; --i) {
-                 var entry = this.tryEntries[i];
+       // eslint-disable-next-line es/no-math-hypot -- required for testing
+       var $hypot = Math.hypot;
+       var abs$3 = Math.abs;
+       var sqrt$1 = Math.sqrt;
 
-                 if (entry.tryLoc <= this.prev && hasOwn.call(entry, "finallyLoc") && this.prev < entry.finallyLoc) {
-                   var finallyEntry = entry;
-                   break;
-                 }
-               }
+       // Chrome 77 bug
+       // https://bugs.chromium.org/p/v8/issues/detail?id=9546
+       var BUGGY = !!$hypot && $hypot(Infinity, NaN) !== Infinity;
 
-               if (finallyEntry && (type === "break" || type === "continue") && finallyEntry.tryLoc <= arg && arg <= finallyEntry.finallyLoc) {
-                 // Ignore the finally entry if control is not jumping to a
-                 // location outside the try/catch block.
-                 finallyEntry = null;
-               }
+       // `Math.hypot` method
+       // https://tc39.es/ecma262/#sec-math.hypot
+       $$y({ target: 'Math', stat: true, forced: BUGGY }, {
+         // eslint-disable-next-line no-unused-vars -- required for `.length`
+         hypot: function hypot(value1, value2) {
+           var sum = 0;
+           var i = 0;
+           var aLen = arguments.length;
+           var larg = 0;
+           var arg, div;
+           while (i < aLen) {
+             arg = abs$3(arguments[i++]);
+             if (larg < arg) {
+               div = larg / arg;
+               sum = sum * div * div + 1;
+               larg = arg;
+             } else if (arg > 0) {
+               div = arg / larg;
+               sum += div * div;
+             } else sum += arg;
+           }
+           return larg === Infinity ? Infinity : larg * sqrt$1(sum);
+         }
+       });
 
-               var record = finallyEntry ? finallyEntry.completion : {};
-               record.type = type;
-               record.arg = arg;
+       // `Math.sign` method implementation
+       // https://tc39.es/ecma262/#sec-math.sign
+       // eslint-disable-next-line es/no-math-sign -- safe
+       var mathSign = Math.sign || function sign(x) {
+         // eslint-disable-next-line no-self-compare -- NaN check
+         return (x = +x) == 0 || x != x ? x : x < 0 ? -1 : 1;
+       };
 
-               if (finallyEntry) {
-                 this.method = "next";
-                 this.next = finallyEntry.finallyLoc;
-                 return ContinueSentinel;
-               }
+       var $$x = _export;
+       var sign$1 = mathSign;
 
-               return this.complete(record);
-             },
-             complete: function complete(record, afterLoc) {
-               if (record.type === "throw") {
-                 throw record.arg;
-               }
+       // `Math.sign` method
+       // https://tc39.es/ecma262/#sec-math.sign
+       $$x({ target: 'Math', stat: true }, {
+         sign: sign$1
+       });
 
-               if (record.type === "break" || record.type === "continue") {
-                 this.next = record.arg;
-               } else if (record.type === "return") {
-                 this.rval = this.arg = record.arg;
-                 this.method = "return";
-                 this.next = "end";
-               } else if (record.type === "normal" && afterLoc) {
-                 this.next = afterLoc;
-               }
-
-               return ContinueSentinel;
-             },
-             finish: function finish(finallyLoc) {
-               for (var i = this.tryEntries.length - 1; i >= 0; --i) {
-                 var entry = this.tryEntries[i];
+       var epsilon$1 = 1e-6;
+       var epsilon2$1 = 1e-12;
+       var pi = Math.PI;
+       var halfPi = pi / 2;
+       var quarterPi = pi / 4;
+       var tau = pi * 2;
+       var degrees$1 = 180 / pi;
+       var radians = pi / 180;
+       var abs$2 = Math.abs;
+       var atan = Math.atan;
+       var atan2 = Math.atan2;
+       var cos = Math.cos;
+       var exp$2 = Math.exp;
+       var log$1 = Math.log;
+       var sin = Math.sin;
+       var sign = Math.sign || function (x) {
+         return x > 0 ? 1 : x < 0 ? -1 : 0;
+       };
+       var sqrt = Math.sqrt;
+       var tan = Math.tan;
+       function acos(x) {
+         return x > 1 ? 0 : x < -1 ? pi : Math.acos(x);
+       }
+       function asin(x) {
+         return x > 1 ? halfPi : x < -1 ? -halfPi : Math.asin(x);
+       }
 
-                 if (entry.finallyLoc === finallyLoc) {
-                   this.complete(entry.completion, entry.afterLoc);
-                   resetTryEntry(entry);
-                   return ContinueSentinel;
-                 }
-               }
-             },
-             "catch": function _catch(tryLoc) {
-               for (var i = this.tryEntries.length - 1; i >= 0; --i) {
-                 var entry = this.tryEntries[i];
+       function noop$1() {}
 
-                 if (entry.tryLoc === tryLoc) {
-                   var record = entry.completion;
+       function streamGeometry(geometry, stream) {
+         if (geometry && streamGeometryType.hasOwnProperty(geometry.type)) {
+           streamGeometryType[geometry.type](geometry, stream);
+         }
+       }
 
-                   if (record.type === "throw") {
-                     var thrown = record.arg;
-                     resetTryEntry(entry);
-                   }
+       var streamObjectType = {
+         Feature: function Feature(object, stream) {
+           streamGeometry(object.geometry, stream);
+         },
+         FeatureCollection: function FeatureCollection(object, stream) {
+           var features = object.features,
+               i = -1,
+               n = features.length;
 
-                   return thrown;
-                 }
-               } // The context.catch method must only be called with a location
-               // argument that corresponds to a known catch block.
+           while (++i < n) {
+             streamGeometry(features[i].geometry, stream);
+           }
+         }
+       };
+       var streamGeometryType = {
+         Sphere: function Sphere(object, stream) {
+           stream.sphere();
+         },
+         Point: function Point(object, stream) {
+           object = object.coordinates;
+           stream.point(object[0], object[1], object[2]);
+         },
+         MultiPoint: function MultiPoint(object, stream) {
+           var coordinates = object.coordinates,
+               i = -1,
+               n = coordinates.length;
 
+           while (++i < n) {
+             object = coordinates[i], stream.point(object[0], object[1], object[2]);
+           }
+         },
+         LineString: function LineString(object, stream) {
+           streamLine(object.coordinates, stream, 0);
+         },
+         MultiLineString: function MultiLineString(object, stream) {
+           var coordinates = object.coordinates,
+               i = -1,
+               n = coordinates.length;
 
-               throw new Error("illegal catch attempt");
-             },
-             delegateYield: function delegateYield(iterable, resultName, nextLoc) {
-               this.delegate = {
-                 iterator: values(iterable),
-                 resultName: resultName,
-                 nextLoc: nextLoc
-               };
+           while (++i < n) {
+             streamLine(coordinates[i], stream, 0);
+           }
+         },
+         Polygon: function Polygon(object, stream) {
+           streamPolygon(object.coordinates, stream);
+         },
+         MultiPolygon: function MultiPolygon(object, stream) {
+           var coordinates = object.coordinates,
+               i = -1,
+               n = coordinates.length;
 
-               if (this.method === "next") {
-                 // Deliberately forget the last sent value so that we don't
-                 // accidentally pass it on to the delegate.
-                 this.arg = undefined$1;
-               }
+           while (++i < n) {
+             streamPolygon(coordinates[i], stream);
+           }
+         },
+         GeometryCollection: function GeometryCollection(object, stream) {
+           var geometries = object.geometries,
+               i = -1,
+               n = geometries.length;
 
-               return ContinueSentinel;
-             }
-           }; // Regardless of whether this script is executing as a CommonJS module
-           // or not, return the runtime object so that we can declare the variable
-           // regeneratorRuntime in the outer scope, which allows this module to be
-           // injected easily by `bin/regenerator --include-runtime script.js`.
+           while (++i < n) {
+             streamGeometry(geometries[i], stream);
+           }
+         }
+       };
 
-           return exports;
-         }( // If this script is executing as a CommonJS module, use module.exports
-         // as the regeneratorRuntime namespace. Otherwise create a new empty
-         // object. Either way, the resulting object will be used to initialize
-         // the regeneratorRuntime variable at the top of this file.
-          module.exports );
+       function streamLine(coordinates, stream, closed) {
+         var i = -1,
+             n = coordinates.length - closed,
+             coordinate;
+         stream.lineStart();
 
-         try {
-           regeneratorRuntime = runtime;
-         } catch (accidentalStrictMode) {
-           // This module should not be running in strict mode, so the above
-           // assignment should always work unless something is misconfigured. Just
-           // in case runtime.js accidentally runs in strict mode, we can escape
-           // strict mode using a global Function call. This could conceivably fail
-           // if a Content Security Policy forbids using Function, but in that case
-           // the proper solution is to fix the accidental strict mode problem. If
-           // you've misconfigured your bundler to force strict mode and applied a
-           // CSP to forbid Function, and you're not willing to fix either of those
-           // problems, please detail your unique predicament in a GitHub issue.
-           Function("r", "regeneratorRuntime = r")(runtime);
+         while (++i < n) {
+           coordinate = coordinates[i], stream.point(coordinate[0], coordinate[1], coordinate[2]);
          }
-       });
 
-       var _marked = /*#__PURE__*/regeneratorRuntime.mark(numbers);
+         stream.lineEnd();
+       }
+
+       function streamPolygon(coordinates, stream) {
+         var i = -1,
+             n = coordinates.length;
+         stream.polygonStart();
 
-       function number (x) {
-         return x === null ? NaN : +x;
+         while (++i < n) {
+           streamLine(coordinates[i], stream, 1);
+         }
+
+         stream.polygonEnd();
        }
-       function numbers(values, valueof) {
-         var _iterator, _step, value, index, _iterator2, _step2, _value;
 
-         return regeneratorRuntime.wrap(function numbers$(_context) {
-           while (1) {
-             switch (_context.prev = _context.next) {
-               case 0:
-                 if (!(valueof === undefined)) {
-                   _context.next = 21;
-                   break;
-                 }
+       function d3_geoStream (object, stream) {
+         if (object && streamObjectType.hasOwnProperty(object.type)) {
+           streamObjectType[object.type](object, stream);
+         } else {
+           streamGeometry(object, stream);
+         }
+       }
 
-                 _iterator = _createForOfIteratorHelper(values);
-                 _context.prev = 2;
+       var areaRingSum$1 = new Adder(); // hello?
 
-                 _iterator.s();
+       var areaSum$1 = new Adder(),
+           lambda00$1,
+           phi00$1,
+           lambda0$2,
+           cosPhi0$1,
+           sinPhi0$1;
+       var areaStream$1 = {
+         point: noop$1,
+         lineStart: noop$1,
+         lineEnd: noop$1,
+         polygonStart: function polygonStart() {
+           areaRingSum$1 = new Adder();
+           areaStream$1.lineStart = areaRingStart$1;
+           areaStream$1.lineEnd = areaRingEnd$1;
+         },
+         polygonEnd: function polygonEnd() {
+           var areaRing = +areaRingSum$1;
+           areaSum$1.add(areaRing < 0 ? tau + areaRing : areaRing);
+           this.lineStart = this.lineEnd = this.point = noop$1;
+         },
+         sphere: function sphere() {
+           areaSum$1.add(tau);
+         }
+       };
 
-               case 4:
-                 if ((_step = _iterator.n()).done) {
-                   _context.next = 11;
-                   break;
-                 }
+       function areaRingStart$1() {
+         areaStream$1.point = areaPointFirst$1;
+       }
 
-                 value = _step.value;
+       function areaRingEnd$1() {
+         areaPoint$1(lambda00$1, phi00$1);
+       }
 
-                 if (!(value != null && (value = +value) >= value)) {
-                   _context.next = 9;
-                   break;
-                 }
+       function areaPointFirst$1(lambda, phi) {
+         areaStream$1.point = areaPoint$1;
+         lambda00$1 = lambda, phi00$1 = phi;
+         lambda *= radians, phi *= radians;
+         lambda0$2 = lambda, cosPhi0$1 = cos(phi = phi / 2 + quarterPi), sinPhi0$1 = sin(phi);
+       }
 
-                 _context.next = 9;
-                 return value;
+       function areaPoint$1(lambda, phi) {
+         lambda *= radians, phi *= radians;
+         phi = phi / 2 + quarterPi; // half the angular distance from south pole
+         // Spherical excess E for a spherical triangle with vertices: south pole,
+         // previous point, current point.  Uses a formula derived from Cagnoli’s
+         // theorem.  See Todhunter, Spherical Trig. (1871), Sec. 103, Eq. (2).
 
-               case 9:
-                 _context.next = 4;
-                 break;
+         var dLambda = lambda - lambda0$2,
+             sdLambda = dLambda >= 0 ? 1 : -1,
+             adLambda = sdLambda * dLambda,
+             cosPhi = cos(phi),
+             sinPhi = sin(phi),
+             k = sinPhi0$1 * sinPhi,
+             u = cosPhi0$1 * cosPhi + k * cos(adLambda),
+             v = k * sdLambda * sin(adLambda);
+         areaRingSum$1.add(atan2(v, u)); // Advance the previous points.
 
-               case 11:
-                 _context.next = 16;
-                 break;
+         lambda0$2 = lambda, cosPhi0$1 = cosPhi, sinPhi0$1 = sinPhi;
+       }
 
-               case 13:
-                 _context.prev = 13;
-                 _context.t0 = _context["catch"](2);
+       function d3_geoArea (object) {
+         areaSum$1 = new Adder();
+         d3_geoStream(object, areaStream$1);
+         return areaSum$1 * 2;
+       }
 
-                 _iterator.e(_context.t0);
+       function spherical(cartesian) {
+         return [atan2(cartesian[1], cartesian[0]), asin(cartesian[2])];
+       }
+       function cartesian(spherical) {
+         var lambda = spherical[0],
+             phi = spherical[1],
+             cosPhi = cos(phi);
+         return [cosPhi * cos(lambda), cosPhi * sin(lambda), sin(phi)];
+       }
+       function cartesianDot(a, b) {
+         return a[0] * b[0] + a[1] * b[1] + a[2] * b[2];
+       }
+       function cartesianCross(a, b) {
+         return [a[1] * b[2] - a[2] * b[1], a[2] * b[0] - a[0] * b[2], a[0] * b[1] - a[1] * b[0]];
+       } // TODO return a
 
-               case 16:
-                 _context.prev = 16;
+       function cartesianAddInPlace(a, b) {
+         a[0] += b[0], a[1] += b[1], a[2] += b[2];
+       }
+       function cartesianScale(vector, k) {
+         return [vector[0] * k, vector[1] * k, vector[2] * k];
+       } // TODO return d
 
-                 _iterator.f();
+       function cartesianNormalizeInPlace(d) {
+         var l = sqrt(d[0] * d[0] + d[1] * d[1] + d[2] * d[2]);
+         d[0] /= l, d[1] /= l, d[2] /= l;
+       }
 
-                 return _context.finish(16);
+       var lambda0$1, phi0, lambda1, phi1, // bounds
+       lambda2, // previous lambda-coordinate
+       lambda00, phi00, // first point
+       p0, // previous 3D point
+       deltaSum, ranges, range;
+       var boundsStream$1 = {
+         point: boundsPoint$1,
+         lineStart: boundsLineStart,
+         lineEnd: boundsLineEnd,
+         polygonStart: function polygonStart() {
+           boundsStream$1.point = boundsRingPoint;
+           boundsStream$1.lineStart = boundsRingStart;
+           boundsStream$1.lineEnd = boundsRingEnd;
+           deltaSum = new Adder();
+           areaStream$1.polygonStart();
+         },
+         polygonEnd: function polygonEnd() {
+           areaStream$1.polygonEnd();
+           boundsStream$1.point = boundsPoint$1;
+           boundsStream$1.lineStart = boundsLineStart;
+           boundsStream$1.lineEnd = boundsLineEnd;
+           if (areaRingSum$1 < 0) lambda0$1 = -(lambda1 = 180), phi0 = -(phi1 = 90);else if (deltaSum > epsilon$1) phi1 = 90;else if (deltaSum < -epsilon$1) phi0 = -90;
+           range[0] = lambda0$1, range[1] = lambda1;
+         },
+         sphere: function sphere() {
+           lambda0$1 = -(lambda1 = 180), phi0 = -(phi1 = 90);
+         }
+       };
 
-               case 19:
-                 _context.next = 40;
-                 break;
+       function boundsPoint$1(lambda, phi) {
+         ranges.push(range = [lambda0$1 = lambda, lambda1 = lambda]);
+         if (phi < phi0) phi0 = phi;
+         if (phi > phi1) phi1 = phi;
+       }
 
-               case 21:
-                 index = -1;
-                 _iterator2 = _createForOfIteratorHelper(values);
-                 _context.prev = 23;
+       function linePoint(lambda, phi) {
+         var p = cartesian([lambda * radians, phi * radians]);
 
-                 _iterator2.s();
+         if (p0) {
+           var normal = cartesianCross(p0, p),
+               equatorial = [normal[1], -normal[0], 0],
+               inflection = cartesianCross(equatorial, normal);
+           cartesianNormalizeInPlace(inflection);
+           inflection = spherical(inflection);
+           var delta = lambda - lambda2,
+               sign = delta > 0 ? 1 : -1,
+               lambdai = inflection[0] * degrees$1 * sign,
+               phii,
+               antimeridian = abs$2(delta) > 180;
 
-               case 25:
-                 if ((_step2 = _iterator2.n()).done) {
-                   _context.next = 32;
-                   break;
-                 }
+           if (antimeridian ^ (sign * lambda2 < lambdai && lambdai < sign * lambda)) {
+             phii = inflection[1] * degrees$1;
+             if (phii > phi1) phi1 = phii;
+           } else if (lambdai = (lambdai + 360) % 360 - 180, antimeridian ^ (sign * lambda2 < lambdai && lambdai < sign * lambda)) {
+             phii = -inflection[1] * degrees$1;
+             if (phii < phi0) phi0 = phii;
+           } else {
+             if (phi < phi0) phi0 = phi;
+             if (phi > phi1) phi1 = phi;
+           }
 
-                 _value = _step2.value;
+           if (antimeridian) {
+             if (lambda < lambda2) {
+               if (angle(lambda0$1, lambda) > angle(lambda0$1, lambda1)) lambda1 = lambda;
+             } else {
+               if (angle(lambda, lambda1) > angle(lambda0$1, lambda1)) lambda0$1 = lambda;
+             }
+           } else {
+             if (lambda1 >= lambda0$1) {
+               if (lambda < lambda0$1) lambda0$1 = lambda;
+               if (lambda > lambda1) lambda1 = lambda;
+             } else {
+               if (lambda > lambda2) {
+                 if (angle(lambda0$1, lambda) > angle(lambda0$1, lambda1)) lambda1 = lambda;
+               } else {
+                 if (angle(lambda, lambda1) > angle(lambda0$1, lambda1)) lambda0$1 = lambda;
+               }
+             }
+           }
+         } else {
+           ranges.push(range = [lambda0$1 = lambda, lambda1 = lambda]);
+         }
 
-                 if (!((_value = valueof(_value, ++index, values)) != null && (_value = +_value) >= _value)) {
-                   _context.next = 30;
-                   break;
-                 }
+         if (phi < phi0) phi0 = phi;
+         if (phi > phi1) phi1 = phi;
+         p0 = p, lambda2 = lambda;
+       }
 
-                 _context.next = 30;
-                 return _value;
+       function boundsLineStart() {
+         boundsStream$1.point = linePoint;
+       }
 
-               case 30:
-                 _context.next = 25;
-                 break;
+       function boundsLineEnd() {
+         range[0] = lambda0$1, range[1] = lambda1;
+         boundsStream$1.point = boundsPoint$1;
+         p0 = null;
+       }
 
-               case 32:
-                 _context.next = 37;
-                 break;
+       function boundsRingPoint(lambda, phi) {
+         if (p0) {
+           var delta = lambda - lambda2;
+           deltaSum.add(abs$2(delta) > 180 ? delta + (delta > 0 ? 360 : -360) : delta);
+         } else {
+           lambda00 = lambda, phi00 = phi;
+         }
 
-               case 34:
-                 _context.prev = 34;
-                 _context.t1 = _context["catch"](23);
+         areaStream$1.point(lambda, phi);
+         linePoint(lambda, phi);
+       }
 
-                 _iterator2.e(_context.t1);
+       function boundsRingStart() {
+         areaStream$1.lineStart();
+       }
 
-               case 37:
-                 _context.prev = 37;
+       function boundsRingEnd() {
+         boundsRingPoint(lambda00, phi00);
+         areaStream$1.lineEnd();
+         if (abs$2(deltaSum) > epsilon$1) lambda0$1 = -(lambda1 = 180);
+         range[0] = lambda0$1, range[1] = lambda1;
+         p0 = null;
+       } // Finds the left-right distance between two longitudes.
+       // This is almost the same as (lambda1 - lambda0 + 360°) % 360°, except that we want
+       // the distance between ±180° to be 360°.
 
-                 _iterator2.f();
 
-                 return _context.finish(37);
+       function angle(lambda0, lambda1) {
+         return (lambda1 -= lambda0) < 0 ? lambda1 + 360 : lambda1;
+       }
 
-               case 40:
-               case "end":
-                 return _context.stop();
-             }
-           }
-         }, _marked, null, [[2, 13, 16, 19], [23, 34, 37, 40]]);
+       function rangeCompare(a, b) {
+         return a[0] - b[0];
        }
 
-       var ascendingBisect = d3_bisector(d3_ascending);
-       var bisectRight = ascendingBisect.right;
-       var bisectCenter = d3_bisector(number).center;
+       function rangeContains(range, x) {
+         return range[0] <= range[1] ? range[0] <= x && x <= range[1] : x < range[0] || range[1] < x;
+       }
 
-       var INCORRECT_ITERATION$1 = !checkCorrectnessOfIteration(function (iterable) {
-         Array.from(iterable);
-       });
+       function d3_geoBounds (feature) {
+         var i, n, a, b, merged, deltaMax, delta;
+         phi1 = lambda1 = -(lambda0$1 = phi0 = Infinity);
+         ranges = [];
+         d3_geoStream(feature, boundsStream$1); // First, sort ranges by their minimum longitudes.
 
-       // `Array.from` method
-       // https://tc39.es/ecma262/#sec-array.from
-       _export({ target: 'Array', stat: true, forced: INCORRECT_ITERATION$1 }, {
-         from: arrayFrom
-       });
+         if (n = ranges.length) {
+           ranges.sort(rangeCompare); // Then, merge any ranges that overlap.
 
-       // `Array.prototype.fill` method
-       // https://tc39.es/ecma262/#sec-array.prototype.fill
-       _export({ target: 'Array', proto: true }, {
-         fill: arrayFill
-       });
+           for (i = 1, a = ranges[0], merged = [a]; i < n; ++i) {
+             b = ranges[i];
 
-       // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
-       addToUnscopables('fill');
+             if (rangeContains(a, b[0]) || rangeContains(a, b[1])) {
+               if (angle(a[0], b[1]) > angle(a[0], a[1])) a[1] = b[1];
+               if (angle(b[0], a[1]) > angle(a[0], a[1])) a[0] = b[0];
+             } else {
+               merged.push(a = b);
+             }
+           } // Finally, find the largest gap between the merged ranges.
+           // The final bounding box will be the inverse of this gap.
 
-       var $some$1 = arrayIteration.some;
 
+           for (deltaMax = -Infinity, n = merged.length - 1, i = 0, a = merged[n]; i <= n; a = b, ++i) {
+             b = merged[i];
+             if ((delta = angle(a[1], b[0])) > deltaMax) deltaMax = delta, lambda0$1 = b[0], lambda1 = a[1];
+           }
+         }
 
-       var STRICT_METHOD$4 = arrayMethodIsStrict('some');
+         ranges = range = null;
+         return lambda0$1 === Infinity || phi0 === Infinity ? [[NaN, NaN], [NaN, NaN]] : [[lambda0$1, phi0], [lambda1, phi1]];
+       }
 
-       // `Array.prototype.some` method
-       // https://tc39.es/ecma262/#sec-array.prototype.some
-       _export({ target: 'Array', proto: true, forced: !STRICT_METHOD$4 }, {
-         some: function some(callbackfn /* , thisArg */) {
-           return $some$1(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+       function compose (a, b) {
+         function compose(x, y) {
+           return x = a(x, y), b(x[0], x[1]);
          }
-       });
 
-       var exportTypedArrayStaticMethod$1 = arrayBufferViewCore.exportTypedArrayStaticMethod;
+         if (a.invert && b.invert) compose.invert = function (x, y) {
+           return x = b.invert(x, y), x && a.invert(x[0], x[1]);
+         };
+         return compose;
+       }
 
+       function rotationIdentity(lambda, phi) {
+         return [abs$2(lambda) > pi ? lambda + Math.round(-lambda / tau) * tau : lambda, phi];
+       }
 
-       // `%TypedArray%.from` method
-       // https://tc39.es/ecma262/#sec-%typedarray%.from
-       exportTypedArrayStaticMethod$1('from', typedArrayFrom, typedArrayConstructorsRequireWrappers);
+       rotationIdentity.invert = rotationIdentity;
+       function rotateRadians(deltaLambda, deltaPhi, deltaGamma) {
+         return (deltaLambda %= tau) ? deltaPhi || deltaGamma ? compose(rotationLambda(deltaLambda), rotationPhiGamma(deltaPhi, deltaGamma)) : rotationLambda(deltaLambda) : deltaPhi || deltaGamma ? rotationPhiGamma(deltaPhi, deltaGamma) : rotationIdentity;
+       }
 
-       // `Float64Array` constructor
-       // https://tc39.es/ecma262/#sec-typedarray-objects
-       typedArrayConstructor('Float64', function (init) {
-         return function Float64Array(data, byteOffset, length) {
-           return init(this, data, byteOffset, length);
+       function forwardRotationLambda(deltaLambda) {
+         return function (lambda, phi) {
+           return lambda += deltaLambda, [lambda > pi ? lambda - tau : lambda < -pi ? lambda + tau : lambda, phi];
          };
-       });
+       }
 
-       function d3_descending (a, b) {
-         return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN;
+       function rotationLambda(deltaLambda) {
+         var rotation = forwardRotationLambda(deltaLambda);
+         rotation.invert = forwardRotationLambda(-deltaLambda);
+         return rotation;
        }
 
-       // https://github.com/python/cpython/blob/a74eea238f5baba15797e2e8b570d153bc8690a7/Modules/mathmodule.c#L1423
-       var Adder = /*#__PURE__*/function () {
-         function Adder() {
-           _classCallCheck(this, Adder);
+       function rotationPhiGamma(deltaPhi, deltaGamma) {
+         var cosDeltaPhi = cos(deltaPhi),
+             sinDeltaPhi = sin(deltaPhi),
+             cosDeltaGamma = cos(deltaGamma),
+             sinDeltaGamma = sin(deltaGamma);
 
-           this._partials = new Float64Array(32);
-           this._n = 0;
+         function rotation(lambda, phi) {
+           var cosPhi = cos(phi),
+               x = cos(lambda) * cosPhi,
+               y = sin(lambda) * cosPhi,
+               z = sin(phi),
+               k = z * cosDeltaPhi + x * sinDeltaPhi;
+           return [atan2(y * cosDeltaGamma - k * sinDeltaGamma, x * cosDeltaPhi - z * sinDeltaPhi), asin(k * cosDeltaGamma + y * sinDeltaGamma)];
          }
 
-         _createClass(Adder, [{
-           key: "add",
-           value: function add(x) {
-             var p = this._partials;
-             var i = 0;
-
-             for (var j = 0; j < this._n && j < 32; j++) {
-               var y = p[j],
-                   hi = x + y,
-                   lo = Math.abs(x) < Math.abs(y) ? x - (hi - y) : y - (hi - x);
-               if (lo) p[i++] = lo;
-               x = hi;
-             }
-
-             p[i] = x;
-             this._n = i + 1;
-             return this;
-           }
-         }, {
-           key: "valueOf",
-           value: function valueOf() {
-             var p = this._partials;
-             var n = this._n,
-                 x,
-                 y,
-                 lo,
-                 hi = 0;
-
-             if (n > 0) {
-               hi = p[--n];
-
-               while (n > 0) {
-                 x = hi;
-                 y = p[--n];
-                 hi = x + y;
-                 lo = y - (hi - x);
-                 if (lo) break;
-               }
-
-               if (n > 0 && (lo < 0 && p[n - 1] < 0 || lo > 0 && p[n - 1] > 0)) {
-                 y = lo * 2;
-                 x = hi + y;
-                 if (y == x - hi) hi = x;
-               }
-             }
-
-             return hi;
-           }
-         }]);
-
-         return Adder;
-       }();
-
-       // `Object.defineProperties` method
-       // https://tc39.es/ecma262/#sec-object.defineproperties
-       _export({ target: 'Object', stat: true, forced: !descriptors, sham: !descriptors }, {
-         defineProperties: objectDefineProperties
-       });
-
-       // `Map` constructor
-       // https://tc39.es/ecma262/#sec-map-objects
-       var es_map = collection('Map', function (init) {
-         return function Map() { return init(this, arguments.length ? arguments[0] : undefined); };
-       }, collectionStrong);
-
-       var test$2 = [];
-       var nativeSort = test$2.sort;
+         rotation.invert = function (lambda, phi) {
+           var cosPhi = cos(phi),
+               x = cos(lambda) * cosPhi,
+               y = sin(lambda) * cosPhi,
+               z = sin(phi),
+               k = z * cosDeltaGamma - y * sinDeltaGamma;
+           return [atan2(y * cosDeltaGamma + z * sinDeltaGamma, x * cosDeltaPhi + k * sinDeltaPhi), asin(k * cosDeltaPhi - x * sinDeltaPhi)];
+         };
 
-       // IE8-
-       var FAILS_ON_UNDEFINED = fails(function () {
-         test$2.sort(undefined);
-       });
-       // V8 bug
-       var FAILS_ON_NULL = fails(function () {
-         test$2.sort(null);
-       });
-       // Old WebKit
-       var STRICT_METHOD$5 = arrayMethodIsStrict('sort');
+         return rotation;
+       }
 
-       var FORCED$a = FAILS_ON_UNDEFINED || !FAILS_ON_NULL || !STRICT_METHOD$5;
+       function rotation (rotate) {
+         rotate = rotateRadians(rotate[0] * radians, rotate[1] * radians, rotate.length > 2 ? rotate[2] * radians : 0);
 
-       // `Array.prototype.sort` method
-       // https://tc39.es/ecma262/#sec-array.prototype.sort
-       _export({ target: 'Array', proto: true, forced: FORCED$a }, {
-         sort: function sort(comparefn) {
-           return comparefn === undefined
-             ? nativeSort.call(toObject(this))
-             : nativeSort.call(toObject(this), aFunction$1(comparefn));
+         function forward(coordinates) {
+           coordinates = rotate(coordinates[0] * radians, coordinates[1] * radians);
+           return coordinates[0] *= degrees$1, coordinates[1] *= degrees$1, coordinates;
          }
-       });
 
-       var e10 = Math.sqrt(50),
-           e5 = Math.sqrt(10),
-           e2 = Math.sqrt(2);
-       function ticks (start, stop, count) {
-         var reverse,
-             i = -1,
-             n,
-             ticks,
-             step;
-         stop = +stop, start = +start, count = +count;
-         if (start === stop && count > 0) return [start];
-         if (reverse = stop < start) n = start, start = stop, stop = n;
-         if ((step = tickIncrement(start, stop, count)) === 0 || !isFinite(step)) return [];
+         forward.invert = function (coordinates) {
+           coordinates = rotate.invert(coordinates[0] * radians, coordinates[1] * radians);
+           return coordinates[0] *= degrees$1, coordinates[1] *= degrees$1, coordinates;
+         };
 
-         if (step > 0) {
-           start = Math.ceil(start / step);
-           stop = Math.floor(stop / step);
-           ticks = new Array(n = Math.ceil(stop - start + 1));
+         return forward;
+       }
 
-           while (++i < n) {
-             ticks[i] = (start + i) * step;
-           }
+       function circleStream(stream, radius, delta, direction, t0, t1) {
+         if (!delta) return;
+         var cosRadius = cos(radius),
+             sinRadius = sin(radius),
+             step = direction * delta;
+
+         if (t0 == null) {
+           t0 = radius + direction * tau;
+           t1 = radius - step / 2;
          } else {
-           step = -step;
-           start = Math.ceil(start * step);
-           stop = Math.floor(stop * step);
-           ticks = new Array(n = Math.ceil(stop - start + 1));
+           t0 = circleRadius(cosRadius, t0);
+           t1 = circleRadius(cosRadius, t1);
+           if (direction > 0 ? t0 < t1 : t0 > t1) t0 += direction * tau;
+         }
 
-           while (++i < n) {
-             ticks[i] = (start + i) / step;
-           }
+         for (var point, t = t0; direction > 0 ? t > t1 : t < t1; t -= step) {
+           point = spherical([cosRadius, -sinRadius * cos(t), -sinRadius * sin(t)]);
+           stream.point(point[0], point[1]);
          }
+       } // Returns the signed angle of a cartesian point relative to [cosRadius, 0, 0].
 
-         if (reverse) ticks.reverse();
-         return ticks;
+       function circleRadius(cosRadius, point) {
+         point = cartesian(point), point[0] -= cosRadius;
+         cartesianNormalizeInPlace(point);
+         var radius = acos(-point[1]);
+         return ((-point[2] < 0 ? -radius : radius) + tau - epsilon$1) % tau;
        }
-       function tickIncrement(start, stop, count) {
-         var step = (stop - start) / Math.max(0, count),
-             power = Math.floor(Math.log(step) / Math.LN10),
-             error = step / Math.pow(10, power);
-         return power >= 0 ? (error >= e10 ? 10 : error >= e5 ? 5 : error >= e2 ? 2 : 1) * Math.pow(10, power) : -Math.pow(10, -power) / (error >= e10 ? 10 : error >= e5 ? 5 : error >= e2 ? 2 : 1);
+
+       function clipBuffer () {
+         var lines = [],
+             line;
+         return {
+           point: function point(x, y, m) {
+             line.push([x, y, m]);
+           },
+           lineStart: function lineStart() {
+             lines.push(line = []);
+           },
+           lineEnd: noop$1,
+           rejoin: function rejoin() {
+             if (lines.length > 1) lines.push(lines.pop().concat(lines.shift()));
+           },
+           result: function result() {
+             var result = lines;
+             lines = [];
+             line = null;
+             return result;
+           }
+         };
        }
-       function tickStep(start, stop, count) {
-         var step0 = Math.abs(stop - start) / Math.max(0, count),
-             step1 = Math.pow(10, Math.floor(Math.log(step0) / Math.LN10)),
-             error = step0 / step1;
-         if (error >= e10) step1 *= 10;else if (error >= e5) step1 *= 5;else if (error >= e2) step1 *= 2;
-         return stop < start ? -step1 : step1;
+
+       function pointEqual (a, b) {
+         return abs$2(a[0] - b[0]) < epsilon$1 && abs$2(a[1] - b[1]) < epsilon$1;
        }
 
-       function max$4(values, valueof) {
-         var max;
+       function Intersection(point, points, other, entry) {
+         this.x = point;
+         this.z = points;
+         this.o = other; // another intersection
 
-         if (valueof === undefined) {
-           var _iterator = _createForOfIteratorHelper(values),
-               _step;
+         this.e = entry; // is an entry?
 
-           try {
-             for (_iterator.s(); !(_step = _iterator.n()).done;) {
-               var value = _step.value;
+         this.v = false; // visited
 
-               if (value != null && (max < value || max === undefined && value >= value)) {
-                 max = value;
-               }
-             }
-           } catch (err) {
-             _iterator.e(err);
-           } finally {
-             _iterator.f();
-           }
-         } else {
-           var index = -1;
+         this.n = this.p = null; // next & previous
+       } // A generalized polygon clipping algorithm: given a polygon that has been cut
+       // into its visible line segments, and rejoins the segments by interpolating
+       // along the clip edge.
 
-           var _iterator2 = _createForOfIteratorHelper(values),
-               _step2;
 
-           try {
-             for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
-               var _value = _step2.value;
+       function clipRejoin (segments, compareIntersection, startInside, interpolate, stream) {
+         var subject = [],
+             clip = [],
+             i,
+             n;
+         segments.forEach(function (segment) {
+           if ((n = segment.length - 1) <= 0) return;
+           var n,
+               p0 = segment[0],
+               p1 = segment[n],
+               x;
 
-               if ((_value = valueof(_value, ++index, values)) != null && (max < _value || max === undefined && _value >= _value)) {
-                 max = _value;
+           if (pointEqual(p0, p1)) {
+             if (!p0[2] && !p1[2]) {
+               stream.lineStart();
+
+               for (i = 0; i < n; ++i) {
+                 stream.point((p0 = segment[i])[0], p0[1]);
                }
-             }
-           } catch (err) {
-             _iterator2.e(err);
-           } finally {
-             _iterator2.f();
-           }
-         }
 
-         return max;
-       }
+               stream.lineEnd();
+               return;
+             } // handle degenerate cases by moving the point
 
-       function min$7(values, valueof) {
-         var min;
 
-         if (valueof === undefined) {
-           var _iterator = _createForOfIteratorHelper(values),
-               _step;
+             p1[0] += 2 * epsilon$1;
+           }
 
-           try {
-             for (_iterator.s(); !(_step = _iterator.n()).done;) {
-               var value = _step.value;
+           subject.push(x = new Intersection(p0, segment, null, true));
+           clip.push(x.o = new Intersection(p0, null, x, false));
+           subject.push(x = new Intersection(p1, segment, null, false));
+           clip.push(x.o = new Intersection(p1, null, x, true));
+         });
+         if (!subject.length) return;
+         clip.sort(compareIntersection);
+         link(subject);
+         link(clip);
 
-               if (value != null && (min > value || min === undefined && value >= value)) {
-                 min = value;
-               }
-             }
-           } catch (err) {
-             _iterator.e(err);
-           } finally {
-             _iterator.f();
-           }
-         } else {
-           var index = -1;
+         for (i = 0, n = clip.length; i < n; ++i) {
+           clip[i].e = startInside = !startInside;
+         }
 
-           var _iterator2 = _createForOfIteratorHelper(values),
-               _step2;
+         var start = subject[0],
+             points,
+             point;
 
-           try {
-             for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
-               var _value = _step2.value;
+         while (1) {
+           // Find first unvisited intersection.
+           var current = start,
+               isSubject = true;
 
-               if ((_value = valueof(_value, ++index, values)) != null && (min > _value || min === undefined && _value >= _value)) {
-                 min = _value;
-               }
-             }
-           } catch (err) {
-             _iterator2.e(err);
-           } finally {
-             _iterator2.f();
+           while (current.v) {
+             if ((current = current.n) === start) return;
            }
-         }
 
-         return min;
-       }
-
-       // ISC license, Copyright 2018 Vladimir Agafonkin.
+           points = current.z;
+           stream.lineStart();
 
-       function quickselect(array, k) {
-         var left = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 0;
-         var right = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : array.length - 1;
-         var compare = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : d3_ascending;
+           do {
+             current.v = current.o.v = true;
 
-         while (right > left) {
-           if (right - left > 600) {
-             var n = right - left + 1;
-             var m = k - left + 1;
-             var z = Math.log(n);
-             var s = 0.5 * Math.exp(2 * z / 3);
-             var sd = 0.5 * Math.sqrt(z * s * (n - s) / n) * (m - n / 2 < 0 ? -1 : 1);
-             var newLeft = Math.max(left, Math.floor(k - m * s / n + sd));
-             var newRight = Math.min(right, Math.floor(k + (n - m) * s / n + sd));
-             quickselect(array, k, newLeft, newRight, compare);
-           }
+             if (current.e) {
+               if (isSubject) {
+                 for (i = 0, n = points.length; i < n; ++i) {
+                   stream.point((point = points[i])[0], point[1]);
+                 }
+               } else {
+                 interpolate(current.x, current.n.x, 1, stream);
+               }
 
-           var t = array[k];
-           var i = left;
-           var j = right;
-           swap(array, left, k);
-           if (compare(array[right], t) > 0) swap(array, left, right);
+               current = current.n;
+             } else {
+               if (isSubject) {
+                 points = current.p.z;
 
-           while (i < j) {
-             swap(array, i, j), ++i, --j;
+                 for (i = points.length - 1; i >= 0; --i) {
+                   stream.point((point = points[i])[0], point[1]);
+                 }
+               } else {
+                 interpolate(current.x, current.p.x, -1, stream);
+               }
 
-             while (compare(array[i], t) < 0) {
-               ++i;
+               current = current.p;
              }
 
-             while (compare(array[j], t) > 0) {
-               --j;
-             }
-           }
+             current = current.o;
+             points = current.z;
+             isSubject = !isSubject;
+           } while (!current.v);
 
-           if (compare(array[left], t) === 0) swap(array, left, j);else ++j, swap(array, j, right);
-           if (j <= k) left = j + 1;
-           if (k <= j) right = j - 1;
+           stream.lineEnd();
          }
-
-         return array;
-       }
-
-       function swap(array, i, j) {
-         var t = array[i];
-         array[i] = array[j];
-         array[j] = t;
        }
 
-       function quantile(values, p, valueof) {
-         values = Float64Array.from(numbers(values, valueof));
-         if (!(n = values.length)) return;
-         if ((p = +p) <= 0 || n < 2) return min$7(values);
-         if (p >= 1) return max$4(values);
+       function link(array) {
+         if (!(n = array.length)) return;
          var n,
-             i = (n - 1) * p,
-             i0 = Math.floor(i),
-             value0 = max$4(quickselect(values, i0).subarray(0, i0 + 1)),
-             value1 = min$7(values.subarray(i0 + 1));
-         return value0 + (value1 - value0) * (i - i0);
+             i = 0,
+             a = array[0],
+             b;
+
+         while (++i < n) {
+           a.n = b = array[i];
+           b.p = a;
+           a = b;
+         }
+
+         a.n = b = array[0];
+         b.p = a;
        }
 
-       function d3_median (values, valueof) {
-         return quantile(values, 0.5, valueof);
+       function longitude(point) {
+         if (abs$2(point[0]) <= pi) return point[0];else return sign(point[0]) * ((abs$2(point[0]) + pi) % tau - pi);
        }
 
-       var _marked$1 = /*#__PURE__*/regeneratorRuntime.mark(flatten);
+       function polygonContains (polygon, point) {
+         var lambda = longitude(point),
+             phi = point[1],
+             sinPhi = sin(phi),
+             normal = [sin(lambda), -cos(lambda), 0],
+             angle = 0,
+             winding = 0;
+         var sum = new Adder();
+         if (sinPhi === 1) phi = halfPi + epsilon$1;else if (sinPhi === -1) phi = -halfPi - epsilon$1;
 
-       function flatten(arrays) {
-         var _iterator, _step, array;
+         for (var i = 0, n = polygon.length; i < n; ++i) {
+           if (!(m = (ring = polygon[i]).length)) continue;
+           var ring,
+               m,
+               point0 = ring[m - 1],
+               lambda0 = longitude(point0),
+               phi0 = point0[1] / 2 + quarterPi,
+               sinPhi0 = sin(phi0),
+               cosPhi0 = cos(phi0);
 
-         return regeneratorRuntime.wrap(function flatten$(_context) {
-           while (1) {
-             switch (_context.prev = _context.next) {
-               case 0:
-                 _iterator = _createForOfIteratorHelper(arrays);
-                 _context.prev = 1;
+           for (var j = 0; j < m; ++j, lambda0 = lambda1, sinPhi0 = sinPhi1, cosPhi0 = cosPhi1, point0 = point1) {
+             var point1 = ring[j],
+                 lambda1 = longitude(point1),
+                 phi1 = point1[1] / 2 + quarterPi,
+                 sinPhi1 = sin(phi1),
+                 cosPhi1 = cos(phi1),
+                 delta = lambda1 - lambda0,
+                 sign = delta >= 0 ? 1 : -1,
+                 absDelta = sign * delta,
+                 antimeridian = absDelta > pi,
+                 k = sinPhi0 * sinPhi1;
+             sum.add(atan2(k * sign * sin(absDelta), cosPhi0 * cosPhi1 + k * cos(absDelta)));
+             angle += antimeridian ? delta + sign * tau : delta; // Are the longitudes either side of the point’s meridian (lambda),
+             // and are the latitudes smaller than the parallel (phi)?
 
-                 _iterator.s();
+             if (antimeridian ^ lambda0 >= lambda ^ lambda1 >= lambda) {
+               var arc = cartesianCross(cartesian(point0), cartesian(point1));
+               cartesianNormalizeInPlace(arc);
+               var intersection = cartesianCross(normal, arc);
+               cartesianNormalizeInPlace(intersection);
+               var phiArc = (antimeridian ^ delta >= 0 ? -1 : 1) * asin(intersection[2]);
 
-               case 3:
-                 if ((_step = _iterator.n()).done) {
-                   _context.next = 8;
-                   break;
-                 }
+               if (phi > phiArc || phi === phiArc && (arc[0] || arc[1])) {
+                 winding += antimeridian ^ delta >= 0 ? 1 : -1;
+               }
+             }
+           }
+         } // First, determine whether the South pole is inside or outside:
+         //
+         // It is inside if:
+         // * the polygon winds around it in a clockwise direction.
+         // * the polygon does not (cumulatively) wind around it, but has a negative
+         //   (counter-clockwise) area.
+         //
+         // Second, count the (signed) number of times a segment crosses a lambda
+         // from the point to the South pole.  If it is zero, then the point is the
+         // same side as the South pole.
 
-                 array = _step.value;
-                 return _context.delegateYield(array, "t0", 6);
 
-               case 6:
-                 _context.next = 3;
-                 break;
+         return (angle < -epsilon$1 || angle < epsilon$1 && sum < -epsilon2$1) ^ winding & 1;
+       }
 
-               case 8:
-                 _context.next = 13;
-                 break;
+       function clip (pointVisible, clipLine, interpolate, start) {
+         return function (sink) {
+           var line = clipLine(sink),
+               ringBuffer = clipBuffer(),
+               ringSink = clipLine(ringBuffer),
+               polygonStarted = false,
+               polygon,
+               segments,
+               ring;
+           var clip = {
+             point: point,
+             lineStart: lineStart,
+             lineEnd: lineEnd,
+             polygonStart: function polygonStart() {
+               clip.point = pointRing;
+               clip.lineStart = ringStart;
+               clip.lineEnd = ringEnd;
+               segments = [];
+               polygon = [];
+             },
+             polygonEnd: function polygonEnd() {
+               clip.point = point;
+               clip.lineStart = lineStart;
+               clip.lineEnd = lineEnd;
+               segments = merge$4(segments);
+               var startInside = polygonContains(polygon, start);
 
-               case 10:
-                 _context.prev = 10;
-                 _context.t1 = _context["catch"](1);
+               if (segments.length) {
+                 if (!polygonStarted) sink.polygonStart(), polygonStarted = true;
+                 clipRejoin(segments, compareIntersection, startInside, interpolate, sink);
+               } else if (startInside) {
+                 if (!polygonStarted) sink.polygonStart(), polygonStarted = true;
+                 sink.lineStart();
+                 interpolate(null, null, 1, sink);
+                 sink.lineEnd();
+               }
 
-                 _iterator.e(_context.t1);
+               if (polygonStarted) sink.polygonEnd(), polygonStarted = false;
+               segments = polygon = null;
+             },
+             sphere: function sphere() {
+               sink.polygonStart();
+               sink.lineStart();
+               interpolate(null, null, 1, sink);
+               sink.lineEnd();
+               sink.polygonEnd();
+             }
+           };
 
-               case 13:
-                 _context.prev = 13;
+           function point(lambda, phi) {
+             if (pointVisible(lambda, phi)) sink.point(lambda, phi);
+           }
 
-                 _iterator.f();
+           function pointLine(lambda, phi) {
+             line.point(lambda, phi);
+           }
 
-                 return _context.finish(13);
+           function lineStart() {
+             clip.point = pointLine;
+             line.lineStart();
+           }
 
-               case 16:
-               case "end":
-                 return _context.stop();
-             }
+           function lineEnd() {
+             clip.point = point;
+             line.lineEnd();
            }
-         }, _marked$1, null, [[1, 10, 13, 16]]);
-       }
 
-       function merge(arrays) {
-         return Array.from(flatten(arrays));
-       }
+           function pointRing(lambda, phi) {
+             ring.push([lambda, phi]);
+             ringSink.point(lambda, phi);
+           }
 
-       function range (start, stop, step) {
-         start = +start, stop = +stop, step = (n = arguments.length) < 2 ? (stop = start, start = 0, 1) : n < 3 ? 1 : +step;
-         var i = -1,
-             n = Math.max(0, Math.ceil((stop - start) / step)) | 0,
-             range = new Array(n);
+           function ringStart() {
+             ringSink.lineStart();
+             ring = [];
+           }
 
-         while (++i < n) {
-           range[i] = start + i * step;
-         }
+           function ringEnd() {
+             pointRing(ring[0][0], ring[0][1]);
+             ringSink.lineEnd();
+             var clean = ringSink.clean(),
+                 ringSegments = ringBuffer.result(),
+                 i,
+                 n = ringSegments.length,
+                 m,
+                 segment,
+                 point;
+             ring.pop();
+             polygon.push(ring);
+             ring = null;
+             if (!n) return; // No intersections.
 
-         return range;
-       }
+             if (clean & 1) {
+               segment = ringSegments[0];
 
-       // `SameValue` abstract operation
-       // https://tc39.es/ecma262/#sec-samevalue
-       var sameValue = Object.is || function is(x, y) {
-         // eslint-disable-next-line no-self-compare -- NaN check
-         return x === y ? x !== 0 || 1 / x === 1 / y : x != x && y != y;
-       };
+               if ((m = segment.length - 1) > 0) {
+                 if (!polygonStarted) sink.polygonStart(), polygonStarted = true;
+                 sink.lineStart();
 
-       var $hypot = Math.hypot;
-       var abs$1 = Math.abs;
-       var sqrt = Math.sqrt;
+                 for (i = 0; i < m; ++i) {
+                   sink.point((point = segment[i])[0], point[1]);
+                 }
 
-       // Chrome 77 bug
-       // https://bugs.chromium.org/p/v8/issues/detail?id=9546
-       var BUGGY = !!$hypot && $hypot(Infinity, NaN) !== Infinity;
+                 sink.lineEnd();
+               }
 
-       // `Math.hypot` method
-       // https://tc39.es/ecma262/#sec-math.hypot
-       _export({ target: 'Math', stat: true, forced: BUGGY }, {
-         // eslint-disable-next-line no-unused-vars -- required for `.length`
-         hypot: function hypot(value1, value2) {
-           var sum = 0;
-           var i = 0;
-           var aLen = arguments.length;
-           var larg = 0;
-           var arg, div;
-           while (i < aLen) {
-             arg = abs$1(arguments[i++]);
-             if (larg < arg) {
-               div = larg / arg;
-               sum = sum * div * div + 1;
-               larg = arg;
-             } else if (arg > 0) {
-               div = arg / larg;
-               sum += div * div;
-             } else sum += arg;
-           }
-           return larg === Infinity ? Infinity : larg * sqrt(sum);
-         }
-       });
+               return;
+             } // Rejoin connected segments.
+             // TODO reuse ringBuffer.rejoin()?
 
-       // `Math.sign` method implementation
-       // https://tc39.es/ecma262/#sec-math.sign
-       var mathSign = Math.sign || function sign(x) {
-         // eslint-disable-next-line no-self-compare -- NaN check
-         return (x = +x) == 0 || x != x ? x : x < 0 ? -1 : 1;
-       };
 
-       // `Math.sign` method
-       // https://tc39.es/ecma262/#sec-math.sign
-       _export({ target: 'Math', stat: true }, {
-         sign: mathSign
-       });
+             if (n > 1 && clean & 2) ringSegments.push(ringSegments.pop().concat(ringSegments.shift()));
+             segments.push(ringSegments.filter(validSegment));
+           }
 
-       var epsilon = 1e-6;
-       var epsilon2 = 1e-12;
-       var pi = Math.PI;
-       var halfPi = pi / 2;
-       var quarterPi = pi / 4;
-       var tau = pi * 2;
-       var degrees = 180 / pi;
-       var radians = pi / 180;
-       var abs$2 = Math.abs;
-       var atan = Math.atan;
-       var atan2 = Math.atan2;
-       var cos = Math.cos;
-       var exp = Math.exp;
-       var hypot = Math.hypot;
-       var log$1 = Math.log;
-       var sin = Math.sin;
-       var sign = Math.sign || function (x) {
-         return x > 0 ? 1 : x < 0 ? -1 : 0;
-       };
-       var sqrt$1 = Math.sqrt;
-       var tan = Math.tan;
-       function acos(x) {
-         return x > 1 ? 0 : x < -1 ? pi : Math.acos(x);
-       }
-       function asin(x) {
-         return x > 1 ? halfPi : x < -1 ? -halfPi : Math.asin(x);
+           return clip;
+         };
        }
 
-       function noop() {}
-
-       function streamGeometry(geometry, stream) {
-         if (geometry && streamGeometryType.hasOwnProperty(geometry.type)) {
-           streamGeometryType[geometry.type](geometry, stream);
-         }
-       }
+       function validSegment(segment) {
+         return segment.length > 1;
+       } // Intersections are sorted along the clip edge. For both antimeridian cutting
+       // and circle clipping, the same comparison is used.
 
-       var streamObjectType = {
-         Feature: function Feature(object, stream) {
-           streamGeometry(object.geometry, stream);
-         },
-         FeatureCollection: function FeatureCollection(object, stream) {
-           var features = object.features,
-               i = -1,
-               n = features.length;
 
-           while (++i < n) {
-             streamGeometry(features[i].geometry, stream);
-           }
-         }
-       };
-       var streamGeometryType = {
-         Sphere: function Sphere(object, stream) {
-           stream.sphere();
-         },
-         Point: function Point(object, stream) {
-           object = object.coordinates;
-           stream.point(object[0], object[1], object[2]);
-         },
-         MultiPoint: function MultiPoint(object, stream) {
-           var coordinates = object.coordinates,
-               i = -1,
-               n = coordinates.length;
+       function compareIntersection(a, b) {
+         return ((a = a.x)[0] < 0 ? a[1] - halfPi - epsilon$1 : halfPi - a[1]) - ((b = b.x)[0] < 0 ? b[1] - halfPi - epsilon$1 : halfPi - b[1]);
+       }
 
-           while (++i < n) {
-             object = coordinates[i], stream.point(object[0], object[1], object[2]);
-           }
-         },
-         LineString: function LineString(object, stream) {
-           streamLine(object.coordinates, stream, 0);
-         },
-         MultiLineString: function MultiLineString(object, stream) {
-           var coordinates = object.coordinates,
-               i = -1,
-               n = coordinates.length;
+       var clipAntimeridian = clip(function () {
+         return true;
+       }, clipAntimeridianLine, clipAntimeridianInterpolate, [-pi, -halfPi]); // Takes a line and cuts into visible segments. Return values: 0 - there were
+       // intersections or the line was empty; 1 - no intersections; 2 - there were
+       // intersections, and the first and last segments should be rejoined.
 
-           while (++i < n) {
-             streamLine(coordinates[i], stream, 0);
-           }
-         },
-         Polygon: function Polygon(object, stream) {
-           streamPolygon(object.coordinates, stream);
-         },
-         MultiPolygon: function MultiPolygon(object, stream) {
-           var coordinates = object.coordinates,
-               i = -1,
-               n = coordinates.length;
+       function clipAntimeridianLine(stream) {
+         var lambda0 = NaN,
+             phi0 = NaN,
+             sign0 = NaN,
+             _clean; // no intersections
 
-           while (++i < n) {
-             streamPolygon(coordinates[i], stream);
-           }
-         },
-         GeometryCollection: function GeometryCollection(object, stream) {
-           var geometries = object.geometries,
-               i = -1,
-               n = geometries.length;
 
-           while (++i < n) {
-             streamGeometry(geometries[i], stream);
-           }
-         }
-       };
+         return {
+           lineStart: function lineStart() {
+             stream.lineStart();
+             _clean = 1;
+           },
+           point: function point(lambda1, phi1) {
+             var sign1 = lambda1 > 0 ? pi : -pi,
+                 delta = abs$2(lambda1 - lambda0);
 
-       function streamLine(coordinates, stream, closed) {
-         var i = -1,
-             n = coordinates.length - closed,
-             coordinate;
-         stream.lineStart();
+             if (abs$2(delta - pi) < epsilon$1) {
+               // line crosses a pole
+               stream.point(lambda0, phi0 = (phi0 + phi1) / 2 > 0 ? halfPi : -halfPi);
+               stream.point(sign0, phi0);
+               stream.lineEnd();
+               stream.lineStart();
+               stream.point(sign1, phi0);
+               stream.point(lambda1, phi0);
+               _clean = 0;
+             } else if (sign0 !== sign1 && delta >= pi) {
+               // line crosses antimeridian
+               if (abs$2(lambda0 - sign0) < epsilon$1) lambda0 -= sign0 * epsilon$1; // handle degeneracies
 
-         while (++i < n) {
-           coordinate = coordinates[i], stream.point(coordinate[0], coordinate[1], coordinate[2]);
-         }
+               if (abs$2(lambda1 - sign1) < epsilon$1) lambda1 -= sign1 * epsilon$1;
+               phi0 = clipAntimeridianIntersect(lambda0, phi0, lambda1, phi1);
+               stream.point(sign0, phi0);
+               stream.lineEnd();
+               stream.lineStart();
+               stream.point(sign1, phi0);
+               _clean = 0;
+             }
 
-         stream.lineEnd();
+             stream.point(lambda0 = lambda1, phi0 = phi1);
+             sign0 = sign1;
+           },
+           lineEnd: function lineEnd() {
+             stream.lineEnd();
+             lambda0 = phi0 = NaN;
+           },
+           clean: function clean() {
+             return 2 - _clean; // if intersections, rejoin first and last segments
+           }
+         };
        }
 
-       function streamPolygon(coordinates, stream) {
-         var i = -1,
-             n = coordinates.length;
-         stream.polygonStart();
-
-         while (++i < n) {
-           streamLine(coordinates[i], stream, 1);
-         }
-
-         stream.polygonEnd();
+       function clipAntimeridianIntersect(lambda0, phi0, lambda1, phi1) {
+         var cosPhi0,
+             cosPhi1,
+             sinLambda0Lambda1 = sin(lambda0 - lambda1);
+         return abs$2(sinLambda0Lambda1) > epsilon$1 ? atan((sin(phi0) * (cosPhi1 = cos(phi1)) * sin(lambda1) - sin(phi1) * (cosPhi0 = cos(phi0)) * sin(lambda0)) / (cosPhi0 * cosPhi1 * sinLambda0Lambda1)) : (phi0 + phi1) / 2;
        }
 
-       function d3_geoStream (object, stream) {
-         if (object && streamObjectType.hasOwnProperty(object.type)) {
-           streamObjectType[object.type](object, stream);
+       function clipAntimeridianInterpolate(from, to, direction, stream) {
+         var phi;
+
+         if (from == null) {
+           phi = direction * halfPi;
+           stream.point(-pi, phi);
+           stream.point(0, phi);
+           stream.point(pi, phi);
+           stream.point(pi, 0);
+           stream.point(pi, -phi);
+           stream.point(0, -phi);
+           stream.point(-pi, -phi);
+           stream.point(-pi, 0);
+           stream.point(-pi, phi);
+         } else if (abs$2(from[0] - to[0]) > epsilon$1) {
+           var lambda = from[0] < to[0] ? pi : -pi;
+           phi = direction * lambda / 2;
+           stream.point(-lambda, phi);
+           stream.point(0, phi);
+           stream.point(lambda, phi);
          } else {
-           streamGeometry(object, stream);
+           stream.point(to[0], to[1]);
          }
        }
 
-       var areaRingSum = new Adder(); // hello?
+       function clipCircle (radius) {
+         var cr = cos(radius),
+             delta = 6 * radians,
+             smallRadius = cr > 0,
+             notHemisphere = abs$2(cr) > epsilon$1; // TODO optimise for this common case
 
-       var areaSum = new Adder(),
-           lambda00,
-           phi00,
-           lambda0,
-           cosPhi0,
-           sinPhi0;
-       var areaStream = {
-         point: noop,
-         lineStart: noop,
-         lineEnd: noop,
-         polygonStart: function polygonStart() {
-           areaRingSum = new Adder();
-           areaStream.lineStart = areaRingStart;
-           areaStream.lineEnd = areaRingEnd;
-         },
-         polygonEnd: function polygonEnd() {
-           var areaRing = +areaRingSum;
-           areaSum.add(areaRing < 0 ? tau + areaRing : areaRing);
-           this.lineStart = this.lineEnd = this.point = noop;
-         },
-         sphere: function sphere() {
-           areaSum.add(tau);
+         function interpolate(from, to, direction, stream) {
+           circleStream(stream, radius, delta, direction, from, to);
          }
-       };
-
-       function areaRingStart() {
-         areaStream.point = areaPointFirst;
-       }
-
-       function areaRingEnd() {
-         areaPoint(lambda00, phi00);
-       }
-
-       function areaPointFirst(lambda, phi) {
-         areaStream.point = areaPoint;
-         lambda00 = lambda, phi00 = phi;
-         lambda *= radians, phi *= radians;
-         lambda0 = lambda, cosPhi0 = cos(phi = phi / 2 + quarterPi), sinPhi0 = sin(phi);
-       }
-
-       function areaPoint(lambda, phi) {
-         lambda *= radians, phi *= radians;
-         phi = phi / 2 + quarterPi; // half the angular distance from south pole
-         // Spherical excess E for a spherical triangle with vertices: south pole,
-         // previous point, current point.  Uses a formula derived from Cagnoli’s
-         // theorem.  See Todhunter, Spherical Trig. (1871), Sec. 103, Eq. (2).
-
-         var dLambda = lambda - lambda0,
-             sdLambda = dLambda >= 0 ? 1 : -1,
-             adLambda = sdLambda * dLambda,
-             cosPhi = cos(phi),
-             sinPhi = sin(phi),
-             k = sinPhi0 * sinPhi,
-             u = cosPhi0 * cosPhi + k * cos(adLambda),
-             v = k * sdLambda * sin(adLambda);
-         areaRingSum.add(atan2(v, u)); // Advance the previous points.
 
-         lambda0 = lambda, cosPhi0 = cosPhi, sinPhi0 = sinPhi;
-       }
+         function visible(lambda, phi) {
+           return cos(lambda) * cos(phi) > cr;
+         } // Takes a line and cuts into visible segments. Return values used for polygon
+         // clipping: 0 - there were intersections or the line was empty; 1 - no
+         // intersections 2 - there were intersections, and the first and last segments
+         // should be rejoined.
 
-       function d3_geoArea (object) {
-         areaSum = new Adder();
-         d3_geoStream(object, areaStream);
-         return areaSum * 2;
-       }
 
-       function spherical(cartesian) {
-         return [atan2(cartesian[1], cartesian[0]), asin(cartesian[2])];
-       }
-       function cartesian(spherical) {
-         var lambda = spherical[0],
-             phi = spherical[1],
-             cosPhi = cos(phi);
-         return [cosPhi * cos(lambda), cosPhi * sin(lambda), sin(phi)];
-       }
-       function cartesianDot(a, b) {
-         return a[0] * b[0] + a[1] * b[1] + a[2] * b[2];
-       }
-       function cartesianCross(a, b) {
-         return [a[1] * b[2] - a[2] * b[1], a[2] * b[0] - a[0] * b[2], a[0] * b[1] - a[1] * b[0]];
-       } // TODO return a
+         function clipLine(stream) {
+           var point0, // previous point
+           c0, // code for previous point
+           v0, // visibility of previous point
+           v00, // visibility of first point
+           _clean; // no intersections
 
-       function cartesianAddInPlace(a, b) {
-         a[0] += b[0], a[1] += b[1], a[2] += b[2];
-       }
-       function cartesianScale(vector, k) {
-         return [vector[0] * k, vector[1] * k, vector[2] * k];
-       } // TODO return d
 
-       function cartesianNormalizeInPlace(d) {
-         var l = sqrt$1(d[0] * d[0] + d[1] * d[1] + d[2] * d[2]);
-         d[0] /= l, d[1] /= l, d[2] /= l;
-       }
+           return {
+             lineStart: function lineStart() {
+               v00 = v0 = false;
+               _clean = 1;
+             },
+             point: function point(lambda, phi) {
+               var point1 = [lambda, phi],
+                   point2,
+                   v = visible(lambda, phi),
+                   c = smallRadius ? v ? 0 : code(lambda, phi) : v ? code(lambda + (lambda < 0 ? pi : -pi), phi) : 0;
+               if (!point0 && (v00 = v0 = v)) stream.lineStart();
 
-       var lambda0$1, phi0, lambda1, phi1, // bounds
-       lambda2, // previous lambda-coordinate
-       lambda00$1, phi00$1, // first point
-       p0, // previous 3D point
-       deltaSum, ranges, range$1;
-       var boundsStream = {
-         point: boundsPoint,
-         lineStart: boundsLineStart,
-         lineEnd: boundsLineEnd,
-         polygonStart: function polygonStart() {
-           boundsStream.point = boundsRingPoint;
-           boundsStream.lineStart = boundsRingStart;
-           boundsStream.lineEnd = boundsRingEnd;
-           deltaSum = new Adder();
-           areaStream.polygonStart();
-         },
-         polygonEnd: function polygonEnd() {
-           areaStream.polygonEnd();
-           boundsStream.point = boundsPoint;
-           boundsStream.lineStart = boundsLineStart;
-           boundsStream.lineEnd = boundsLineEnd;
-           if (areaRingSum < 0) lambda0$1 = -(lambda1 = 180), phi0 = -(phi1 = 90);else if (deltaSum > epsilon) phi1 = 90;else if (deltaSum < -epsilon) phi0 = -90;
-           range$1[0] = lambda0$1, range$1[1] = lambda1;
-         },
-         sphere: function sphere() {
-           lambda0$1 = -(lambda1 = 180), phi0 = -(phi1 = 90);
-         }
-       };
+               if (v !== v0) {
+                 point2 = intersect(point0, point1);
+                 if (!point2 || pointEqual(point0, point2) || pointEqual(point1, point2)) point1[2] = 1;
+               }
 
-       function boundsPoint(lambda, phi) {
-         ranges.push(range$1 = [lambda0$1 = lambda, lambda1 = lambda]);
-         if (phi < phi0) phi0 = phi;
-         if (phi > phi1) phi1 = phi;
-       }
+               if (v !== v0) {
+                 _clean = 0;
 
-       function linePoint(lambda, phi) {
-         var p = cartesian([lambda * radians, phi * radians]);
+                 if (v) {
+                   // outside going in
+                   stream.lineStart();
+                   point2 = intersect(point1, point0);
+                   stream.point(point2[0], point2[1]);
+                 } else {
+                   // inside going out
+                   point2 = intersect(point0, point1);
+                   stream.point(point2[0], point2[1], 2);
+                   stream.lineEnd();
+                 }
 
-         if (p0) {
-           var normal = cartesianCross(p0, p),
-               equatorial = [normal[1], -normal[0], 0],
-               inflection = cartesianCross(equatorial, normal);
-           cartesianNormalizeInPlace(inflection);
-           inflection = spherical(inflection);
-           var delta = lambda - lambda2,
-               sign = delta > 0 ? 1 : -1,
-               lambdai = inflection[0] * degrees * sign,
-               phii,
-               antimeridian = abs$2(delta) > 180;
+                 point0 = point2;
+               } else if (notHemisphere && point0 && smallRadius ^ v) {
+                 var t; // If the codes for two points are different, or are both zero,
+                 // and there this segment intersects with the small circle.
 
-           if (antimeridian ^ (sign * lambda2 < lambdai && lambdai < sign * lambda)) {
-             phii = inflection[1] * degrees;
-             if (phii > phi1) phi1 = phii;
-           } else if (lambdai = (lambdai + 360) % 360 - 180, antimeridian ^ (sign * lambda2 < lambdai && lambdai < sign * lambda)) {
-             phii = -inflection[1] * degrees;
-             if (phii < phi0) phi0 = phii;
-           } else {
-             if (phi < phi0) phi0 = phi;
-             if (phi > phi1) phi1 = phi;
-           }
+                 if (!(c & c0) && (t = intersect(point1, point0, true))) {
+                   _clean = 0;
 
-           if (antimeridian) {
-             if (lambda < lambda2) {
-               if (angle(lambda0$1, lambda) > angle(lambda0$1, lambda1)) lambda1 = lambda;
-             } else {
-               if (angle(lambda, lambda1) > angle(lambda0$1, lambda1)) lambda0$1 = lambda;
-             }
-           } else {
-             if (lambda1 >= lambda0$1) {
-               if (lambda < lambda0$1) lambda0$1 = lambda;
-               if (lambda > lambda1) lambda1 = lambda;
-             } else {
-               if (lambda > lambda2) {
-                 if (angle(lambda0$1, lambda) > angle(lambda0$1, lambda1)) lambda1 = lambda;
-               } else {
-                 if (angle(lambda, lambda1) > angle(lambda0$1, lambda1)) lambda0$1 = lambda;
+                   if (smallRadius) {
+                     stream.lineStart();
+                     stream.point(t[0][0], t[0][1]);
+                     stream.point(t[1][0], t[1][1]);
+                     stream.lineEnd();
+                   } else {
+                     stream.point(t[1][0], t[1][1]);
+                     stream.lineEnd();
+                     stream.lineStart();
+                     stream.point(t[0][0], t[0][1], 3);
+                   }
+                 }
                }
-             }
-           }
-         } else {
-           ranges.push(range$1 = [lambda0$1 = lambda, lambda1 = lambda]);
-         }
 
-         if (phi < phi0) phi0 = phi;
-         if (phi > phi1) phi1 = phi;
-         p0 = p, lambda2 = lambda;
-       }
+               if (v && (!point0 || !pointEqual(point0, point1))) {
+                 stream.point(point1[0], point1[1]);
+               }
 
-       function boundsLineStart() {
-         boundsStream.point = linePoint;
-       }
+               point0 = point1, v0 = v, c0 = c;
+             },
+             lineEnd: function lineEnd() {
+               if (v0) stream.lineEnd();
+               point0 = null;
+             },
+             // Rejoin first and last segments if there were intersections and the first
+             // and last points were visible.
+             clean: function clean() {
+               return _clean | (v00 && v0) << 1;
+             }
+           };
+         } // Intersects the great circle between a and b with the clip circle.
 
-       function boundsLineEnd() {
-         range$1[0] = lambda0$1, range$1[1] = lambda1;
-         boundsStream.point = boundsPoint;
-         p0 = null;
-       }
 
-       function boundsRingPoint(lambda, phi) {
-         if (p0) {
-           var delta = lambda - lambda2;
-           deltaSum.add(abs$2(delta) > 180 ? delta + (delta > 0 ? 360 : -360) : delta);
-         } else {
-           lambda00$1 = lambda, phi00$1 = phi;
-         }
+         function intersect(a, b, two) {
+           var pa = cartesian(a),
+               pb = cartesian(b); // We have two planes, n1.p = d1 and n2.p = d2.
+           // Find intersection line p(t) = c1 n1 + c2 n2 + t (n1 ⨯ n2).
 
-         areaStream.point(lambda, phi);
-         linePoint(lambda, phi);
-       }
+           var n1 = [1, 0, 0],
+               // normal
+           n2 = cartesianCross(pa, pb),
+               n2n2 = cartesianDot(n2, n2),
+               n1n2 = n2[0],
+               // cartesianDot(n1, n2),
+           determinant = n2n2 - n1n2 * n1n2; // Two polar points.
 
-       function boundsRingStart() {
-         areaStream.lineStart();
-       }
+           if (!determinant) return !two && a;
+           var c1 = cr * n2n2 / determinant,
+               c2 = -cr * n1n2 / determinant,
+               n1xn2 = cartesianCross(n1, n2),
+               A = cartesianScale(n1, c1),
+               B = cartesianScale(n2, c2);
+           cartesianAddInPlace(A, B); // Solve |p(t)|^2 = 1.
 
-       function boundsRingEnd() {
-         boundsRingPoint(lambda00$1, phi00$1);
-         areaStream.lineEnd();
-         if (abs$2(deltaSum) > epsilon) lambda0$1 = -(lambda1 = 180);
-         range$1[0] = lambda0$1, range$1[1] = lambda1;
-         p0 = null;
-       } // Finds the left-right distance between two longitudes.
-       // This is almost the same as (lambda1 - lambda0 + 360°) % 360°, except that we want
-       // the distance between ±180° to be 360°.
-
-
-       function angle(lambda0, lambda1) {
-         return (lambda1 -= lambda0) < 0 ? lambda1 + 360 : lambda1;
-       }
-
-       function rangeCompare(a, b) {
-         return a[0] - b[0];
-       }
-
-       function rangeContains(range, x) {
-         return range[0] <= range[1] ? range[0] <= x && x <= range[1] : x < range[0] || range[1] < x;
-       }
+           var u = n1xn2,
+               w = cartesianDot(A, u),
+               uu = cartesianDot(u, u),
+               t2 = w * w - uu * (cartesianDot(A, A) - 1);
+           if (t2 < 0) return;
+           var t = sqrt(t2),
+               q = cartesianScale(u, (-w - t) / uu);
+           cartesianAddInPlace(q, A);
+           q = spherical(q);
+           if (!two) return q; // Two intersection points.
 
-       function d3_geoBounds (feature) {
-         var i, n, a, b, merged, deltaMax, delta;
-         phi1 = lambda1 = -(lambda0$1 = phi0 = Infinity);
-         ranges = [];
-         d3_geoStream(feature, boundsStream); // First, sort ranges by their minimum longitudes.
+           var lambda0 = a[0],
+               lambda1 = b[0],
+               phi0 = a[1],
+               phi1 = b[1],
+               z;
+           if (lambda1 < lambda0) z = lambda0, lambda0 = lambda1, lambda1 = z;
+           var delta = lambda1 - lambda0,
+               polar = abs$2(delta - pi) < epsilon$1,
+               meridian = polar || delta < epsilon$1;
+           if (!polar && phi1 < phi0) z = phi0, phi0 = phi1, phi1 = z; // Check that the first point is between a and b.
 
-         if (n = ranges.length) {
-           ranges.sort(rangeCompare); // Then, merge any ranges that overlap.
+           if (meridian ? polar ? phi0 + phi1 > 0 ^ q[1] < (abs$2(q[0] - lambda0) < epsilon$1 ? phi0 : phi1) : phi0 <= q[1] && q[1] <= phi1 : delta > pi ^ (lambda0 <= q[0] && q[0] <= lambda1)) {
+             var q1 = cartesianScale(u, (-w + t) / uu);
+             cartesianAddInPlace(q1, A);
+             return [q, spherical(q1)];
+           }
+         } // Generates a 4-bit vector representing the location of a point relative to
+         // the small circle's bounding box.
 
-           for (i = 1, a = ranges[0], merged = [a]; i < n; ++i) {
-             b = ranges[i];
 
-             if (rangeContains(a, b[0]) || rangeContains(a, b[1])) {
-               if (angle(a[0], b[1]) > angle(a[0], a[1])) a[1] = b[1];
-               if (angle(b[0], a[1]) > angle(a[0], a[1])) a[0] = b[0];
-             } else {
-               merged.push(a = b);
-             }
-           } // Finally, find the largest gap between the merged ranges.
-           // The final bounding box will be the inverse of this gap.
+         function code(lambda, phi) {
+           var r = smallRadius ? radius : pi - radius,
+               code = 0;
+           if (lambda < -r) code |= 1; // left
+           else if (lambda > r) code |= 2; // right
 
+           if (phi < -r) code |= 4; // below
+           else if (phi > r) code |= 8; // above
 
-           for (deltaMax = -Infinity, n = merged.length - 1, i = 0, a = merged[n]; i <= n; a = b, ++i) {
-             b = merged[i];
-             if ((delta = angle(a[1], b[0])) > deltaMax) deltaMax = delta, lambda0$1 = b[0], lambda1 = a[1];
-           }
+           return code;
          }
 
-         ranges = range$1 = null;
-         return lambda0$1 === Infinity || phi0 === Infinity ? [[NaN, NaN], [NaN, NaN]] : [[lambda0$1, phi0], [lambda1, phi1]];
+         return clip(visible, clipLine, interpolate, smallRadius ? [0, -radius] : [-pi, radius - pi]);
        }
 
-       var W0, W1, X0, Y0, Z0, X1, Y1, Z1, X2, Y2, Z2, lambda00$2, phi00$2, // first point
-       x0, y0, z0; // previous point
+       function clipLine (a, b, x0, y0, x1, y1) {
+         var ax = a[0],
+             ay = a[1],
+             bx = b[0],
+             by = b[1],
+             t0 = 0,
+             t1 = 1,
+             dx = bx - ax,
+             dy = by - ay,
+             r;
+         r = x0 - ax;
+         if (!dx && r > 0) return;
+         r /= dx;
 
-       var centroidStream = {
-         sphere: noop,
-         point: centroidPoint,
-         lineStart: centroidLineStart,
-         lineEnd: centroidLineEnd,
-         polygonStart: function polygonStart() {
-           centroidStream.lineStart = centroidRingStart;
-           centroidStream.lineEnd = centroidRingEnd;
-         },
-         polygonEnd: function polygonEnd() {
-           centroidStream.lineStart = centroidLineStart;
-           centroidStream.lineEnd = centroidLineEnd;
+         if (dx < 0) {
+           if (r < t0) return;
+           if (r < t1) t1 = r;
+         } else if (dx > 0) {
+           if (r > t1) return;
+           if (r > t0) t0 = r;
          }
-       }; // Arithmetic mean of Cartesian vectors.
-
-       function centroidPoint(lambda, phi) {
-         lambda *= radians, phi *= radians;
-         var cosPhi = cos(phi);
-         centroidPointCartesian(cosPhi * cos(lambda), cosPhi * sin(lambda), sin(phi));
-       }
-
-       function centroidPointCartesian(x, y, z) {
-         ++W0;
-         X0 += (x - X0) / W0;
-         Y0 += (y - Y0) / W0;
-         Z0 += (z - Z0) / W0;
-       }
-
-       function centroidLineStart() {
-         centroidStream.point = centroidLinePointFirst;
-       }
-
-       function centroidLinePointFirst(lambda, phi) {
-         lambda *= radians, phi *= radians;
-         var cosPhi = cos(phi);
-         x0 = cosPhi * cos(lambda);
-         y0 = cosPhi * sin(lambda);
-         z0 = sin(phi);
-         centroidStream.point = centroidLinePoint;
-         centroidPointCartesian(x0, y0, z0);
-       }
-
-       function centroidLinePoint(lambda, phi) {
-         lambda *= radians, phi *= radians;
-         var cosPhi = cos(phi),
-             x = cosPhi * cos(lambda),
-             y = cosPhi * sin(lambda),
-             z = sin(phi),
-             w = atan2(sqrt$1((w = y0 * z - z0 * y) * w + (w = z0 * x - x0 * z) * w + (w = x0 * y - y0 * x) * w), x0 * x + y0 * y + z0 * z);
-         W1 += w;
-         X1 += w * (x0 + (x0 = x));
-         Y1 += w * (y0 + (y0 = y));
-         Z1 += w * (z0 + (z0 = z));
-         centroidPointCartesian(x0, y0, z0);
-       }
-
-       function centroidLineEnd() {
-         centroidStream.point = centroidPoint;
-       } // See J. E. Brock, The Inertia Tensor for a Spherical Triangle,
-       // J. Applied Mechanics 42, 239 (1975).
-
-
-       function centroidRingStart() {
-         centroidStream.point = centroidRingPointFirst;
-       }
 
-       function centroidRingEnd() {
-         centroidRingPoint(lambda00$2, phi00$2);
-         centroidStream.point = centroidPoint;
-       }
-
-       function centroidRingPointFirst(lambda, phi) {
-         lambda00$2 = lambda, phi00$2 = phi;
-         lambda *= radians, phi *= radians;
-         centroidStream.point = centroidRingPoint;
-         var cosPhi = cos(phi);
-         x0 = cosPhi * cos(lambda);
-         y0 = cosPhi * sin(lambda);
-         z0 = sin(phi);
-         centroidPointCartesian(x0, y0, z0);
-       }
-
-       function centroidRingPoint(lambda, phi) {
-         lambda *= radians, phi *= radians;
-         var cosPhi = cos(phi),
-             x = cosPhi * cos(lambda),
-             y = cosPhi * sin(lambda),
-             z = sin(phi),
-             cx = y0 * z - z0 * y,
-             cy = z0 * x - x0 * z,
-             cz = x0 * y - y0 * x,
-             m = hypot(cx, cy, cz),
-             w = asin(m),
-             // line weight = angle
-         v = m && -w / m; // area weight multiplier
-
-         X2.add(v * cx);
-         Y2.add(v * cy);
-         Z2.add(v * cz);
-         W1 += w;
-         X1 += w * (x0 + (x0 = x));
-         Y1 += w * (y0 + (y0 = y));
-         Z1 += w * (z0 + (z0 = z));
-         centroidPointCartesian(x0, y0, z0);
-       }
-
-       function d3_geoCentroid (object) {
-         W0 = W1 = X0 = Y0 = Z0 = X1 = Y1 = Z1 = 0;
-         X2 = new Adder();
-         Y2 = new Adder();
-         Z2 = new Adder();
-         d3_geoStream(object, centroidStream);
-         var x = +X2,
-             y = +Y2,
-             z = +Z2,
-             m = hypot(x, y, z); // If the area-weighted ccentroid is undefined, fall back to length-weighted ccentroid.
-
-         if (m < epsilon2) {
-           x = X1, y = Y1, z = Z1; // If the feature has zero length, fall back to arithmetic mean of point vectors.
-
-           if (W1 < epsilon) x = X0, y = Y0, z = Z0;
-           m = hypot(x, y, z); // If the feature still has an undefined ccentroid, then return.
-
-           if (m < epsilon2) return [NaN, NaN];
-         }
-
-         return [atan2(y, x) * degrees, asin(z / m) * degrees];
-       }
+         r = x1 - ax;
+         if (!dx && r < 0) return;
+         r /= dx;
 
-       function compose (a, b) {
-         function compose(x, y) {
-           return x = a(x, y), b(x[0], x[1]);
+         if (dx < 0) {
+           if (r > t1) return;
+           if (r > t0) t0 = r;
+         } else if (dx > 0) {
+           if (r < t0) return;
+           if (r < t1) t1 = r;
          }
 
-         if (a.invert && b.invert) compose.invert = function (x, y) {
-           return x = b.invert(x, y), x && a.invert(x[0], x[1]);
-         };
-         return compose;
-       }
-
-       function rotationIdentity(lambda, phi) {
-         return [abs$2(lambda) > pi ? lambda + Math.round(-lambda / tau) * tau : lambda, phi];
-       }
-
-       rotationIdentity.invert = rotationIdentity;
-       function rotateRadians(deltaLambda, deltaPhi, deltaGamma) {
-         return (deltaLambda %= tau) ? deltaPhi || deltaGamma ? compose(rotationLambda(deltaLambda), rotationPhiGamma(deltaPhi, deltaGamma)) : rotationLambda(deltaLambda) : deltaPhi || deltaGamma ? rotationPhiGamma(deltaPhi, deltaGamma) : rotationIdentity;
-       }
-
-       function forwardRotationLambda(deltaLambda) {
-         return function (lambda, phi) {
-           return lambda += deltaLambda, [lambda > pi ? lambda - tau : lambda < -pi ? lambda + tau : lambda, phi];
-         };
-       }
+         r = y0 - ay;
+         if (!dy && r > 0) return;
+         r /= dy;
 
-       function rotationLambda(deltaLambda) {
-         var rotation = forwardRotationLambda(deltaLambda);
-         rotation.invert = forwardRotationLambda(-deltaLambda);
-         return rotation;
-       }
+         if (dy < 0) {
+           if (r < t0) return;
+           if (r < t1) t1 = r;
+         } else if (dy > 0) {
+           if (r > t1) return;
+           if (r > t0) t0 = r;
+         }
 
-       function rotationPhiGamma(deltaPhi, deltaGamma) {
-         var cosDeltaPhi = cos(deltaPhi),
-             sinDeltaPhi = sin(deltaPhi),
-             cosDeltaGamma = cos(deltaGamma),
-             sinDeltaGamma = sin(deltaGamma);
+         r = y1 - ay;
+         if (!dy && r < 0) return;
+         r /= dy;
 
-         function rotation(lambda, phi) {
-           var cosPhi = cos(phi),
-               x = cos(lambda) * cosPhi,
-               y = sin(lambda) * cosPhi,
-               z = sin(phi),
-               k = z * cosDeltaPhi + x * sinDeltaPhi;
-           return [atan2(y * cosDeltaGamma - k * sinDeltaGamma, x * cosDeltaPhi - z * sinDeltaPhi), asin(k * cosDeltaGamma + y * sinDeltaGamma)];
+         if (dy < 0) {
+           if (r > t1) return;
+           if (r > t0) t0 = r;
+         } else if (dy > 0) {
+           if (r < t0) return;
+           if (r < t1) t1 = r;
          }
 
-         rotation.invert = function (lambda, phi) {
-           var cosPhi = cos(phi),
-               x = cos(lambda) * cosPhi,
-               y = sin(lambda) * cosPhi,
-               z = sin(phi),
-               k = z * cosDeltaGamma - y * sinDeltaGamma;
-           return [atan2(y * cosDeltaGamma + z * sinDeltaGamma, x * cosDeltaPhi + k * sinDeltaPhi), asin(k * cosDeltaPhi - x * sinDeltaPhi)];
-         };
-
-         return rotation;
+         if (t0 > 0) a[0] = ax + t0 * dx, a[1] = ay + t0 * dy;
+         if (t1 < 1) b[0] = ax + t1 * dx, b[1] = ay + t1 * dy;
+         return true;
        }
 
-       function rotation (rotate) {
-         rotate = rotateRadians(rotate[0] * radians, rotate[1] * radians, rotate.length > 2 ? rotate[2] * radians : 0);
+       var clipMax = 1e9,
+           clipMin = -clipMax; // TODO Use d3-polygon’s polygonContains here for the ring check?
+       // TODO Eliminate duplicate buffering in clipBuffer and polygon.push?
 
-         function forward(coordinates) {
-           coordinates = rotate(coordinates[0] * radians, coordinates[1] * radians);
-           return coordinates[0] *= degrees, coordinates[1] *= degrees, coordinates;
+       function clipRectangle(x0, y0, x1, y1) {
+         function visible(x, y) {
+           return x0 <= x && x <= x1 && y0 <= y && y <= y1;
          }
 
-         forward.invert = function (coordinates) {
-           coordinates = rotate.invert(coordinates[0] * radians, coordinates[1] * radians);
-           return coordinates[0] *= degrees, coordinates[1] *= degrees, coordinates;
-         };
+         function interpolate(from, to, direction, stream) {
+           var a = 0,
+               a1 = 0;
 
-         return forward;
-       }
+           if (from == null || (a = corner(from, direction)) !== (a1 = corner(to, direction)) || comparePoint(from, to) < 0 ^ direction > 0) {
+             do {
+               stream.point(a === 0 || a === 3 ? x0 : x1, a > 1 ? y1 : y0);
+             } while ((a = (a + direction + 4) % 4) !== a1);
+           } else {
+             stream.point(to[0], to[1]);
+           }
+         }
 
-       function circleStream(stream, radius, delta, direction, t0, t1) {
-         if (!delta) return;
-         var cosRadius = cos(radius),
-             sinRadius = sin(radius),
-             step = direction * delta;
+         function corner(p, direction) {
+           return abs$2(p[0] - x0) < epsilon$1 ? direction > 0 ? 0 : 3 : abs$2(p[0] - x1) < epsilon$1 ? direction > 0 ? 2 : 1 : abs$2(p[1] - y0) < epsilon$1 ? direction > 0 ? 1 : 0 : direction > 0 ? 3 : 2; // abs(p[1] - y1) < epsilon
+         }
 
-         if (t0 == null) {
-           t0 = radius + direction * tau;
-           t1 = radius - step / 2;
-         } else {
-           t0 = circleRadius(cosRadius, t0);
-           t1 = circleRadius(cosRadius, t1);
-           if (direction > 0 ? t0 < t1 : t0 > t1) t0 += direction * tau;
+         function compareIntersection(a, b) {
+           return comparePoint(a.x, b.x);
          }
 
-         for (var point, t = t0; direction > 0 ? t > t1 : t < t1; t -= step) {
-           point = spherical([cosRadius, -sinRadius * cos(t), -sinRadius * sin(t)]);
-           stream.point(point[0], point[1]);
+         function comparePoint(a, b) {
+           var ca = corner(a, 1),
+               cb = corner(b, 1);
+           return ca !== cb ? ca - cb : ca === 0 ? b[1] - a[1] : ca === 1 ? a[0] - b[0] : ca === 2 ? a[1] - b[1] : b[0] - a[0];
          }
-       } // Returns the signed angle of a cartesian point relative to [cosRadius, 0, 0].
 
-       function circleRadius(cosRadius, point) {
-         point = cartesian(point), point[0] -= cosRadius;
-         cartesianNormalizeInPlace(point);
-         var radius = acos(-point[1]);
-         return ((-point[2] < 0 ? -radius : radius) + tau - epsilon) % tau;
-       }
+         return function (stream) {
+           var activeStream = stream,
+               bufferStream = clipBuffer(),
+               segments,
+               polygon,
+               ring,
+               x__,
+               y__,
+               v__,
+               // first point
+           x_,
+               y_,
+               v_,
+               // previous point
+           first,
+               clean;
+           var clipStream = {
+             point: point,
+             lineStart: lineStart,
+             lineEnd: lineEnd,
+             polygonStart: polygonStart,
+             polygonEnd: polygonEnd
+           };
 
-       function clipBuffer () {
-         var lines = [],
-             line;
-         return {
-           point: function point(x, y, m) {
-             line.push([x, y, m]);
-           },
-           lineStart: function lineStart() {
-             lines.push(line = []);
-           },
-           lineEnd: noop,
-           rejoin: function rejoin() {
-             if (lines.length > 1) lines.push(lines.pop().concat(lines.shift()));
-           },
-           result: function result() {
-             var result = lines;
-             lines = [];
-             line = null;
-             return result;
+           function point(x, y) {
+             if (visible(x, y)) activeStream.point(x, y);
            }
-         };
-       }
 
-       function pointEqual (a, b) {
-         return abs$2(a[0] - b[0]) < epsilon && abs$2(a[1] - b[1]) < epsilon;
-       }
+           function polygonInside() {
+             var winding = 0;
 
-       function Intersection(point, points, other, entry) {
-         this.x = point;
-         this.z = points;
-         this.o = other; // another intersection
+             for (var i = 0, n = polygon.length; i < n; ++i) {
+               for (var ring = polygon[i], j = 1, m = ring.length, point = ring[0], a0, a1, b0 = point[0], b1 = point[1]; j < m; ++j) {
+                 a0 = b0, a1 = b1, point = ring[j], b0 = point[0], b1 = point[1];
 
-         this.e = entry; // is an entry?
+                 if (a1 <= y1) {
+                   if (b1 > y1 && (b0 - a0) * (y1 - a1) > (b1 - a1) * (x0 - a0)) ++winding;
+                 } else {
+                   if (b1 <= y1 && (b0 - a0) * (y1 - a1) < (b1 - a1) * (x0 - a0)) --winding;
+                 }
+               }
+             }
 
-         this.v = false; // visited
+             return winding;
+           } // Buffer geometry within a polygon and then clip it en masse.
 
-         this.n = this.p = null; // next & previous
-       } // A generalized polygon clipping algorithm: given a polygon that has been cut
-       // into its visible line segments, and rejoins the segments by interpolating
-       // along the clip edge.
 
+           function polygonStart() {
+             activeStream = bufferStream, segments = [], polygon = [], clean = true;
+           }
 
-       function clipRejoin (segments, compareIntersection, startInside, interpolate, stream) {
-         var subject = [],
-             clip = [],
-             i,
-             n;
-         segments.forEach(function (segment) {
-           if ((n = segment.length - 1) <= 0) return;
-           var n,
-               p0 = segment[0],
-               p1 = segment[n],
-               x;
+           function polygonEnd() {
+             var startInside = polygonInside(),
+                 cleanInside = clean && startInside,
+                 visible = (segments = merge$4(segments)).length;
 
-           if (pointEqual(p0, p1)) {
-             if (!p0[2] && !p1[2]) {
-               stream.lineStart();
+             if (cleanInside || visible) {
+               stream.polygonStart();
 
-               for (i = 0; i < n; ++i) {
-                 stream.point((p0 = segment[i])[0], p0[1]);
+               if (cleanInside) {
+                 stream.lineStart();
+                 interpolate(null, null, 1, stream);
+                 stream.lineEnd();
                }
 
-               stream.lineEnd();
-               return;
-             } // handle degenerate cases by moving the point
+               if (visible) {
+                 clipRejoin(segments, compareIntersection, startInside, interpolate, stream);
+               }
 
+               stream.polygonEnd();
+             }
 
-             p1[0] += 2 * epsilon;
+             activeStream = stream, segments = polygon = ring = null;
            }
 
-           subject.push(x = new Intersection(p0, segment, null, true));
-           clip.push(x.o = new Intersection(p0, null, x, false));
-           subject.push(x = new Intersection(p1, segment, null, false));
-           clip.push(x.o = new Intersection(p1, null, x, true));
-         });
-         if (!subject.length) return;
-         clip.sort(compareIntersection);
-         link(subject);
-         link(clip);
-
-         for (i = 0, n = clip.length; i < n; ++i) {
-           clip[i].e = startInside = !startInside;
-         }
+           function lineStart() {
+             clipStream.point = linePoint;
+             if (polygon) polygon.push(ring = []);
+             first = true;
+             v_ = false;
+             x_ = y_ = NaN;
+           } // TODO rather than special-case polygons, simply handle them separately.
+           // Ideally, coincident intersection points should be jittered to avoid
+           // clipping issues.
 
-         var start = subject[0],
-             points,
-             point;
 
-         while (1) {
-           // Find first unvisited intersection.
-           var current = start,
-               isSubject = true;
+           function lineEnd() {
+             if (segments) {
+               linePoint(x__, y__);
+               if (v__ && v_) bufferStream.rejoin();
+               segments.push(bufferStream.result());
+             }
 
-           while (current.v) {
-             if ((current = current.n) === start) return;
+             clipStream.point = point;
+             if (v_) activeStream.lineEnd();
            }
 
-           points = current.z;
-           stream.lineStart();
+           function linePoint(x, y) {
+             var v = visible(x, y);
+             if (polygon) ring.push([x, y]);
 
-           do {
-             current.v = current.o.v = true;
+             if (first) {
+               x__ = x, y__ = y, v__ = v;
+               first = false;
 
-             if (current.e) {
-               if (isSubject) {
-                 for (i = 0, n = points.length; i < n; ++i) {
-                   stream.point((point = points[i])[0], point[1]);
-                 }
-               } else {
-                 interpolate(current.x, current.n.x, 1, stream);
+               if (v) {
+                 activeStream.lineStart();
+                 activeStream.point(x, y);
                }
-
-               current = current.n;
              } else {
-               if (isSubject) {
-                 points = current.p.z;
+               if (v && v_) activeStream.point(x, y);else {
+                 var a = [x_ = Math.max(clipMin, Math.min(clipMax, x_)), y_ = Math.max(clipMin, Math.min(clipMax, y_))],
+                     b = [x = Math.max(clipMin, Math.min(clipMax, x)), y = Math.max(clipMin, Math.min(clipMax, y))];
 
-                 for (i = points.length - 1; i >= 0; --i) {
-                   stream.point((point = points[i])[0], point[1]);
+                 if (clipLine(a, b, x0, y0, x1, y1)) {
+                   if (!v_) {
+                     activeStream.lineStart();
+                     activeStream.point(a[0], a[1]);
+                   }
+
+                   activeStream.point(b[0], b[1]);
+                   if (!v) activeStream.lineEnd();
+                   clean = false;
+                 } else if (v) {
+                   activeStream.lineStart();
+                   activeStream.point(x, y);
+                   clean = false;
                  }
-               } else {
-                 interpolate(current.x, current.p.x, -1, stream);
                }
-
-               current = current.p;
              }
 
-             current = current.o;
-             points = current.z;
-             isSubject = !isSubject;
-           } while (!current.v);
+             x_ = x, y_ = y, v_ = v;
+           }
 
-           stream.lineEnd();
-         }
+           return clipStream;
+         };
        }
 
-       function link(array) {
-         if (!(n = array.length)) return;
-         var n,
-             i = 0,
-             a = array[0],
-             b;
+       var lengthSum$1, lambda0, sinPhi0, cosPhi0;
+       var lengthStream$1 = {
+         sphere: noop$1,
+         point: noop$1,
+         lineStart: lengthLineStart,
+         lineEnd: noop$1,
+         polygonStart: noop$1,
+         polygonEnd: noop$1
+       };
 
-         while (++i < n) {
-           a.n = b = array[i];
-           b.p = a;
-           a = b;
-         }
+       function lengthLineStart() {
+         lengthStream$1.point = lengthPointFirst$1;
+         lengthStream$1.lineEnd = lengthLineEnd;
+       }
 
-         a.n = b = array[0];
-         b.p = a;
+       function lengthLineEnd() {
+         lengthStream$1.point = lengthStream$1.lineEnd = noop$1;
        }
 
-       function longitude(point) {
-         if (abs$2(point[0]) <= pi) return point[0];else return sign(point[0]) * ((abs$2(point[0]) + pi) % tau - pi);
+       function lengthPointFirst$1(lambda, phi) {
+         lambda *= radians, phi *= radians;
+         lambda0 = lambda, sinPhi0 = sin(phi), cosPhi0 = cos(phi);
+         lengthStream$1.point = lengthPoint$1;
        }
 
-       function polygonContains (polygon, point) {
-         var lambda = longitude(point),
-             phi = point[1],
-             sinPhi = sin(phi),
-             normal = [sin(lambda), -cos(lambda), 0],
-             angle = 0,
-             winding = 0;
-         var sum = new Adder();
-         if (sinPhi === 1) phi = halfPi + epsilon;else if (sinPhi === -1) phi = -halfPi - epsilon;
+       function lengthPoint$1(lambda, phi) {
+         lambda *= radians, phi *= radians;
+         var sinPhi = sin(phi),
+             cosPhi = cos(phi),
+             delta = abs$2(lambda - lambda0),
+             cosDelta = cos(delta),
+             sinDelta = sin(delta),
+             x = cosPhi * sinDelta,
+             y = cosPhi0 * sinPhi - sinPhi0 * cosPhi * cosDelta,
+             z = sinPhi0 * sinPhi + cosPhi0 * cosPhi * cosDelta;
+         lengthSum$1.add(atan2(sqrt(x * x + y * y), z));
+         lambda0 = lambda, sinPhi0 = sinPhi, cosPhi0 = cosPhi;
+       }
 
-         for (var i = 0, n = polygon.length; i < n; ++i) {
-           if (!(m = (ring = polygon[i]).length)) continue;
-           var ring,
-               m,
-               point0 = ring[m - 1],
-               lambda0 = longitude(point0),
-               phi0 = point0[1] / 2 + quarterPi,
-               sinPhi0 = sin(phi0),
-               cosPhi0 = cos(phi0);
+       function d3_geoLength (object) {
+         lengthSum$1 = new Adder();
+         d3_geoStream(object, lengthStream$1);
+         return +lengthSum$1;
+       }
 
-           for (var j = 0; j < m; ++j, lambda0 = lambda1, sinPhi0 = sinPhi1, cosPhi0 = cosPhi1, point0 = point1) {
-             var point1 = ring[j],
-                 lambda1 = longitude(point1),
-                 phi1 = point1[1] / 2 + quarterPi,
-                 sinPhi1 = sin(phi1),
-                 cosPhi1 = cos(phi1),
-                 delta = lambda1 - lambda0,
-                 sign = delta >= 0 ? 1 : -1,
-                 absDelta = sign * delta,
-                 antimeridian = absDelta > pi,
-                 k = sinPhi0 * sinPhi1;
-             sum.add(atan2(k * sign * sin(absDelta), cosPhi0 * cosPhi1 + k * cos(absDelta)));
-             angle += antimeridian ? delta + sign * tau : delta; // Are the longitudes either side of the point’s meridian (lambda),
-             // and are the latitudes smaller than the parallel (phi)?
+       var identity$4 = (function (x) {
+         return x;
+       });
 
-             if (antimeridian ^ lambda0 >= lambda ^ lambda1 >= lambda) {
-               var arc = cartesianCross(cartesian(point0), cartesian(point1));
-               cartesianNormalizeInPlace(arc);
-               var intersection = cartesianCross(normal, arc);
-               cartesianNormalizeInPlace(intersection);
-               var phiArc = (antimeridian ^ delta >= 0 ? -1 : 1) * asin(intersection[2]);
+       var areaSum = new Adder(),
+           areaRingSum = new Adder(),
+           x00$2,
+           y00$2,
+           x0$3,
+           y0$3;
+       var areaStream = {
+         point: noop$1,
+         lineStart: noop$1,
+         lineEnd: noop$1,
+         polygonStart: function polygonStart() {
+           areaStream.lineStart = areaRingStart;
+           areaStream.lineEnd = areaRingEnd;
+         },
+         polygonEnd: function polygonEnd() {
+           areaStream.lineStart = areaStream.lineEnd = areaStream.point = noop$1;
+           areaSum.add(abs$2(areaRingSum));
+           areaRingSum = new Adder();
+         },
+         result: function result() {
+           var area = areaSum / 2;
+           areaSum = new Adder();
+           return area;
+         }
+       };
 
-               if (phi > phiArc || phi === phiArc && (arc[0] || arc[1])) {
-                 winding += antimeridian ^ delta >= 0 ? 1 : -1;
-               }
-             }
-           }
-         } // First, determine whether the South pole is inside or outside:
-         //
-         // It is inside if:
-         // * the polygon winds around it in a clockwise direction.
-         // * the polygon does not (cumulatively) wind around it, but has a negative
-         //   (counter-clockwise) area.
-         //
-         // Second, count the (signed) number of times a segment crosses a lambda
-         // from the point to the South pole.  If it is zero, then the point is the
-         // same side as the South pole.
+       function areaRingStart() {
+         areaStream.point = areaPointFirst;
+       }
 
+       function areaPointFirst(x, y) {
+         areaStream.point = areaPoint;
+         x00$2 = x0$3 = x, y00$2 = y0$3 = y;
+       }
 
-         return (angle < -epsilon || angle < epsilon && sum < -epsilon2) ^ winding & 1;
+       function areaPoint(x, y) {
+         areaRingSum.add(y0$3 * x - x0$3 * y);
+         x0$3 = x, y0$3 = y;
        }
 
-       function clip (pointVisible, clipLine, interpolate, start) {
-         return function (sink) {
-           var line = clipLine(sink),
-               ringBuffer = clipBuffer(),
-               ringSink = clipLine(ringBuffer),
-               polygonStarted = false,
-               polygon,
-               segments,
-               ring;
-           var clip = {
-             point: point,
-             lineStart: lineStart,
-             lineEnd: lineEnd,
-             polygonStart: function polygonStart() {
-               clip.point = pointRing;
-               clip.lineStart = ringStart;
-               clip.lineEnd = ringEnd;
-               segments = [];
-               polygon = [];
-             },
-             polygonEnd: function polygonEnd() {
-               clip.point = point;
-               clip.lineStart = lineStart;
-               clip.lineEnd = lineEnd;
-               segments = merge(segments);
-               var startInside = polygonContains(polygon, start);
+       function areaRingEnd() {
+         areaPoint(x00$2, y00$2);
+       }
 
-               if (segments.length) {
-                 if (!polygonStarted) sink.polygonStart(), polygonStarted = true;
-                 clipRejoin(segments, compareIntersection, startInside, interpolate, sink);
-               } else if (startInside) {
-                 if (!polygonStarted) sink.polygonStart(), polygonStarted = true;
-                 sink.lineStart();
-                 interpolate(null, null, 1, sink);
-                 sink.lineEnd();
-               }
+       var x0$2 = Infinity,
+           y0$2 = x0$2,
+           x1 = -x0$2,
+           y1 = x1;
+       var boundsStream = {
+         point: boundsPoint,
+         lineStart: noop$1,
+         lineEnd: noop$1,
+         polygonStart: noop$1,
+         polygonEnd: noop$1,
+         result: function result() {
+           var bounds = [[x0$2, y0$2], [x1, y1]];
+           x1 = y1 = -(y0$2 = x0$2 = Infinity);
+           return bounds;
+         }
+       };
 
-               if (polygonStarted) sink.polygonEnd(), polygonStarted = false;
-               segments = polygon = null;
-             },
-             sphere: function sphere() {
-               sink.polygonStart();
-               sink.lineStart();
-               interpolate(null, null, 1, sink);
-               sink.lineEnd();
-               sink.polygonEnd();
-             }
-           };
+       function boundsPoint(x, y) {
+         if (x < x0$2) x0$2 = x;
+         if (x > x1) x1 = x;
+         if (y < y0$2) y0$2 = y;
+         if (y > y1) y1 = y;
+       }
 
-           function point(lambda, phi) {
-             if (pointVisible(lambda, phi)) sink.point(lambda, phi);
-           }
+       var X0 = 0,
+           Y0 = 0,
+           Z0 = 0,
+           X1 = 0,
+           Y1 = 0,
+           Z1 = 0,
+           X2 = 0,
+           Y2 = 0,
+           Z2 = 0,
+           x00$1,
+           y00$1,
+           x0$1,
+           y0$1;
+       var centroidStream = {
+         point: centroidPoint,
+         lineStart: centroidLineStart,
+         lineEnd: centroidLineEnd,
+         polygonStart: function polygonStart() {
+           centroidStream.lineStart = centroidRingStart;
+           centroidStream.lineEnd = centroidRingEnd;
+         },
+         polygonEnd: function polygonEnd() {
+           centroidStream.point = centroidPoint;
+           centroidStream.lineStart = centroidLineStart;
+           centroidStream.lineEnd = centroidLineEnd;
+         },
+         result: function result() {
+           var centroid = Z2 ? [X2 / Z2, Y2 / Z2] : Z1 ? [X1 / Z1, Y1 / Z1] : Z0 ? [X0 / Z0, Y0 / Z0] : [NaN, NaN];
+           X0 = Y0 = Z0 = X1 = Y1 = Z1 = X2 = Y2 = Z2 = 0;
+           return centroid;
+         }
+       };
 
-           function pointLine(lambda, phi) {
-             line.point(lambda, phi);
-           }
+       function centroidPoint(x, y) {
+         X0 += x;
+         Y0 += y;
+         ++Z0;
+       }
 
-           function lineStart() {
-             clip.point = pointLine;
-             line.lineStart();
-           }
+       function centroidLineStart() {
+         centroidStream.point = centroidPointFirstLine;
+       }
 
-           function lineEnd() {
-             clip.point = point;
-             line.lineEnd();
-           }
+       function centroidPointFirstLine(x, y) {
+         centroidStream.point = centroidPointLine;
+         centroidPoint(x0$1 = x, y0$1 = y);
+       }
 
-           function pointRing(lambda, phi) {
-             ring.push([lambda, phi]);
-             ringSink.point(lambda, phi);
-           }
+       function centroidPointLine(x, y) {
+         var dx = x - x0$1,
+             dy = y - y0$1,
+             z = sqrt(dx * dx + dy * dy);
+         X1 += z * (x0$1 + x) / 2;
+         Y1 += z * (y0$1 + y) / 2;
+         Z1 += z;
+         centroidPoint(x0$1 = x, y0$1 = y);
+       }
 
-           function ringStart() {
-             ringSink.lineStart();
-             ring = [];
-           }
+       function centroidLineEnd() {
+         centroidStream.point = centroidPoint;
+       }
 
-           function ringEnd() {
-             pointRing(ring[0][0], ring[0][1]);
-             ringSink.lineEnd();
-             var clean = ringSink.clean(),
-                 ringSegments = ringBuffer.result(),
-                 i,
-                 n = ringSegments.length,
-                 m,
-                 segment,
-                 point;
-             ring.pop();
-             polygon.push(ring);
-             ring = null;
-             if (!n) return; // No intersections.
+       function centroidRingStart() {
+         centroidStream.point = centroidPointFirstRing;
+       }
 
-             if (clean & 1) {
-               segment = ringSegments[0];
+       function centroidRingEnd() {
+         centroidPointRing(x00$1, y00$1);
+       }
 
-               if ((m = segment.length - 1) > 0) {
-                 if (!polygonStarted) sink.polygonStart(), polygonStarted = true;
-                 sink.lineStart();
+       function centroidPointFirstRing(x, y) {
+         centroidStream.point = centroidPointRing;
+         centroidPoint(x00$1 = x0$1 = x, y00$1 = y0$1 = y);
+       }
 
-                 for (i = 0; i < m; ++i) {
-                   sink.point((point = segment[i])[0], point[1]);
-                 }
+       function centroidPointRing(x, y) {
+         var dx = x - x0$1,
+             dy = y - y0$1,
+             z = sqrt(dx * dx + dy * dy);
+         X1 += z * (x0$1 + x) / 2;
+         Y1 += z * (y0$1 + y) / 2;
+         Z1 += z;
+         z = y0$1 * x - x0$1 * y;
+         X2 += z * (x0$1 + x);
+         Y2 += z * (y0$1 + y);
+         Z2 += z * 3;
+         centroidPoint(x0$1 = x, y0$1 = y);
+       }
 
-                 sink.lineEnd();
+       function PathContext(context) {
+         this._context = context;
+       }
+       PathContext.prototype = {
+         _radius: 4.5,
+         pointRadius: function pointRadius(_) {
+           return this._radius = _, this;
+         },
+         polygonStart: function polygonStart() {
+           this._line = 0;
+         },
+         polygonEnd: function polygonEnd() {
+           this._line = NaN;
+         },
+         lineStart: function lineStart() {
+           this._point = 0;
+         },
+         lineEnd: function lineEnd() {
+           if (this._line === 0) this._context.closePath();
+           this._point = NaN;
+         },
+         point: function point(x, y) {
+           switch (this._point) {
+             case 0:
+               {
+                 this._context.moveTo(x, y);
+
+                 this._point = 1;
+                 break;
                }
 
-               return;
-             } // Rejoin connected segments.
-             // TODO reuse ringBuffer.rejoin()?
+             case 1:
+               {
+                 this._context.lineTo(x, y);
+
+                 break;
+               }
 
+             default:
+               {
+                 this._context.moveTo(x + this._radius, y);
 
-             if (n > 1 && clean & 2) ringSegments.push(ringSegments.pop().concat(ringSegments.shift()));
-             segments.push(ringSegments.filter(validSegment));
+                 this._context.arc(x, y, this._radius, 0, tau);
+
+                 break;
+               }
            }
+         },
+         result: noop$1
+       };
 
-           return clip;
-         };
-       }
+       var lengthSum = new Adder(),
+           lengthRing,
+           x00,
+           y00,
+           x0,
+           y0;
+       var lengthStream = {
+         point: noop$1,
+         lineStart: function lineStart() {
+           lengthStream.point = lengthPointFirst;
+         },
+         lineEnd: function lineEnd() {
+           if (lengthRing) lengthPoint(x00, y00);
+           lengthStream.point = noop$1;
+         },
+         polygonStart: function polygonStart() {
+           lengthRing = true;
+         },
+         polygonEnd: function polygonEnd() {
+           lengthRing = null;
+         },
+         result: function result() {
+           var length = +lengthSum;
+           lengthSum = new Adder();
+           return length;
+         }
+       };
 
-       function validSegment(segment) {
-         return segment.length > 1;
-       } // Intersections are sorted along the clip edge. For both antimeridian cutting
-       // and circle clipping, the same comparison is used.
+       function lengthPointFirst(x, y) {
+         lengthStream.point = lengthPoint;
+         x00 = x0 = x, y00 = y0 = y;
+       }
 
+       function lengthPoint(x, y) {
+         x0 -= x, y0 -= y;
+         lengthSum.add(sqrt(x0 * x0 + y0 * y0));
+         x0 = x, y0 = y;
+       }
 
-       function compareIntersection(a, b) {
-         return ((a = a.x)[0] < 0 ? a[1] - halfPi - epsilon : halfPi - a[1]) - ((b = b.x)[0] < 0 ? b[1] - halfPi - epsilon : halfPi - b[1]);
+       function PathString() {
+         this._string = [];
        }
+       PathString.prototype = {
+         _radius: 4.5,
+         _circle: circle(4.5),
+         pointRadius: function pointRadius(_) {
+           if ((_ = +_) !== this._radius) this._radius = _, this._circle = null;
+           return this;
+         },
+         polygonStart: function polygonStart() {
+           this._line = 0;
+         },
+         polygonEnd: function polygonEnd() {
+           this._line = NaN;
+         },
+         lineStart: function lineStart() {
+           this._point = 0;
+         },
+         lineEnd: function lineEnd() {
+           if (this._line === 0) this._string.push("Z");
+           this._point = NaN;
+         },
+         point: function point(x, y) {
+           switch (this._point) {
+             case 0:
+               {
+                 this._string.push("M", x, ",", y);
 
-       var clipAntimeridian = clip(function () {
-         return true;
-       }, clipAntimeridianLine, clipAntimeridianInterpolate, [-pi, -halfPi]); // Takes a line and cuts into visible segments. Return values: 0 - there were
-       // intersections or the line was empty; 1 - no intersections; 2 - there were
-       // intersections, and the first and last segments should be rejoined.
+                 this._point = 1;
+                 break;
+               }
 
-       function clipAntimeridianLine(stream) {
-         var lambda0 = NaN,
-             phi0 = NaN,
-             sign0 = NaN,
-             _clean; // no intersections
+             case 1:
+               {
+                 this._string.push("L", x, ",", y);
 
+                 break;
+               }
 
-         return {
-           lineStart: function lineStart() {
-             stream.lineStart();
-             _clean = 1;
-           },
-           point: function point(lambda1, phi1) {
-             var sign1 = lambda1 > 0 ? pi : -pi,
-                 delta = abs$2(lambda1 - lambda0);
+             default:
+               {
+                 if (this._circle == null) this._circle = circle(this._radius);
 
-             if (abs$2(delta - pi) < epsilon) {
-               // line crosses a pole
-               stream.point(lambda0, phi0 = (phi0 + phi1) / 2 > 0 ? halfPi : -halfPi);
-               stream.point(sign0, phi0);
-               stream.lineEnd();
-               stream.lineStart();
-               stream.point(sign1, phi0);
-               stream.point(lambda1, phi0);
-               _clean = 0;
-             } else if (sign0 !== sign1 && delta >= pi) {
-               // line crosses antimeridian
-               if (abs$2(lambda0 - sign0) < epsilon) lambda0 -= sign0 * epsilon; // handle degeneracies
+                 this._string.push("M", x, ",", y, this._circle);
 
-               if (abs$2(lambda1 - sign1) < epsilon) lambda1 -= sign1 * epsilon;
-               phi0 = clipAntimeridianIntersect(lambda0, phi0, lambda1, phi1);
-               stream.point(sign0, phi0);
-               stream.lineEnd();
-               stream.lineStart();
-               stream.point(sign1, phi0);
-               _clean = 0;
-             }
+                 break;
+               }
+           }
+         },
+         result: function result() {
+           if (this._string.length) {
+             var result = this._string.join("");
 
-             stream.point(lambda0 = lambda1, phi0 = phi1);
-             sign0 = sign1;
-           },
-           lineEnd: function lineEnd() {
-             stream.lineEnd();
-             lambda0 = phi0 = NaN;
-           },
-           clean: function clean() {
-             return 2 - _clean; // if intersections, rejoin first and last segments
+             this._string = [];
+             return result;
+           } else {
+             return null;
            }
-         };
-       }
+         }
+       };
 
-       function clipAntimeridianIntersect(lambda0, phi0, lambda1, phi1) {
-         var cosPhi0,
-             cosPhi1,
-             sinLambda0Lambda1 = sin(lambda0 - lambda1);
-         return abs$2(sinLambda0Lambda1) > epsilon ? atan((sin(phi0) * (cosPhi1 = cos(phi1)) * sin(lambda1) - sin(phi1) * (cosPhi0 = cos(phi0)) * sin(lambda0)) / (cosPhi0 * cosPhi1 * sinLambda0Lambda1)) : (phi0 + phi1) / 2;
+       function circle(radius) {
+         return "m0," + radius + "a" + radius + "," + radius + " 0 1,1 0," + -2 * radius + "a" + radius + "," + radius + " 0 1,1 0," + 2 * radius + "z";
        }
 
-       function clipAntimeridianInterpolate(from, to, direction, stream) {
-         var phi;
-
-         if (from == null) {
-           phi = direction * halfPi;
-           stream.point(-pi, phi);
-           stream.point(0, phi);
-           stream.point(pi, phi);
-           stream.point(pi, 0);
-           stream.point(pi, -phi);
-           stream.point(0, -phi);
-           stream.point(-pi, -phi);
-           stream.point(-pi, 0);
-           stream.point(-pi, phi);
-         } else if (abs$2(from[0] - to[0]) > epsilon) {
-           var lambda = from[0] < to[0] ? pi : -pi;
-           phi = direction * lambda / 2;
-           stream.point(-lambda, phi);
-           stream.point(0, phi);
-           stream.point(lambda, phi);
-         } else {
-           stream.point(to[0], to[1]);
-         }
-       }
+       function d3_geoPath (projection, context) {
+         var pointRadius = 4.5,
+             projectionStream,
+             contextStream;
 
-       function clipCircle (radius) {
-         var cr = cos(radius),
-             delta = 6 * radians,
-             smallRadius = cr > 0,
-             notHemisphere = abs$2(cr) > epsilon; // TODO optimise for this common case
+         function path(object) {
+           if (object) {
+             if (typeof pointRadius === "function") contextStream.pointRadius(+pointRadius.apply(this, arguments));
+             d3_geoStream(object, projectionStream(contextStream));
+           }
 
-         function interpolate(from, to, direction, stream) {
-           circleStream(stream, radius, delta, direction, from, to);
+           return contextStream.result();
          }
 
-         function visible(lambda, phi) {
-           return cos(lambda) * cos(phi) > cr;
-         } // Takes a line and cuts into visible segments. Return values used for polygon
-         // clipping: 0 - there were intersections or the line was empty; 1 - no
-         // intersections 2 - there were intersections, and the first and last segments
-         // should be rejoined.
+         path.area = function (object) {
+           d3_geoStream(object, projectionStream(areaStream));
+           return areaStream.result();
+         };
 
+         path.measure = function (object) {
+           d3_geoStream(object, projectionStream(lengthStream));
+           return lengthStream.result();
+         };
 
-         function clipLine(stream) {
-           var point0, // previous point
-           c0, // code for previous point
-           v0, // visibility of previous point
-           v00, // visibility of first point
-           _clean; // no intersections
+         path.bounds = function (object) {
+           d3_geoStream(object, projectionStream(boundsStream));
+           return boundsStream.result();
+         };
 
+         path.centroid = function (object) {
+           d3_geoStream(object, projectionStream(centroidStream));
+           return centroidStream.result();
+         };
 
-           return {
-             lineStart: function lineStart() {
-               v00 = v0 = false;
-               _clean = 1;
-             },
-             point: function point(lambda, phi) {
-               var point1 = [lambda, phi],
-                   point2,
-                   v = visible(lambda, phi),
-                   c = smallRadius ? v ? 0 : code(lambda, phi) : v ? code(lambda + (lambda < 0 ? pi : -pi), phi) : 0;
-               if (!point0 && (v00 = v0 = v)) stream.lineStart();
+         path.projection = function (_) {
+           return arguments.length ? (projectionStream = _ == null ? (projection = null, identity$4) : (projection = _).stream, path) : projection;
+         };
 
-               if (v !== v0) {
-                 point2 = intersect(point0, point1);
-                 if (!point2 || pointEqual(point0, point2) || pointEqual(point1, point2)) point1[2] = 1;
-               }
+         path.context = function (_) {
+           if (!arguments.length) return context;
+           contextStream = _ == null ? (context = null, new PathString()) : new PathContext(context = _);
+           if (typeof pointRadius !== "function") contextStream.pointRadius(pointRadius);
+           return path;
+         };
 
-               if (v !== v0) {
-                 _clean = 0;
+         path.pointRadius = function (_) {
+           if (!arguments.length) return pointRadius;
+           pointRadius = typeof _ === "function" ? _ : (contextStream.pointRadius(+_), +_);
+           return path;
+         };
 
-                 if (v) {
-                   // outside going in
-                   stream.lineStart();
-                   point2 = intersect(point1, point0);
-                   stream.point(point2[0], point2[1]);
-                 } else {
-                   // inside going out
-                   point2 = intersect(point0, point1);
-                   stream.point(point2[0], point2[1], 2);
-                   stream.lineEnd();
-                 }
+         return path.projection(projection).context(context);
+       }
 
-                 point0 = point2;
-               } else if (notHemisphere && point0 && smallRadius ^ v) {
-                 var t; // If the codes for two points are different, or are both zero,
-                 // and there this segment intersects with the small circle.
+       function d3_geoTransform (methods) {
+         return {
+           stream: transformer$1(methods)
+         };
+       }
+       function transformer$1(methods) {
+         return function (stream) {
+           var s = new TransformStream();
 
-                 if (!(c & c0) && (t = intersect(point1, point0, true))) {
-                   _clean = 0;
+           for (var key in methods) {
+             s[key] = methods[key];
+           }
 
-                   if (smallRadius) {
-                     stream.lineStart();
-                     stream.point(t[0][0], t[0][1]);
-                     stream.point(t[1][0], t[1][1]);
-                     stream.lineEnd();
-                   } else {
-                     stream.point(t[1][0], t[1][1]);
-                     stream.lineEnd();
-                     stream.lineStart();
-                     stream.point(t[0][0], t[0][1], 3);
-                   }
-                 }
-               }
+           s.stream = stream;
+           return s;
+         };
+       }
 
-               if (v && (!point0 || !pointEqual(point0, point1))) {
-                 stream.point(point1[0], point1[1]);
-               }
+       function TransformStream() {}
 
-               point0 = point1, v0 = v, c0 = c;
-             },
-             lineEnd: function lineEnd() {
-               if (v0) stream.lineEnd();
-               point0 = null;
-             },
-             // Rejoin first and last segments if there were intersections and the first
-             // and last points were visible.
-             clean: function clean() {
-               return _clean | (v00 && v0) << 1;
-             }
-           };
-         } // Intersects the great circle between a and b with the clip circle.
+       TransformStream.prototype = {
+         constructor: TransformStream,
+         point: function point(x, y) {
+           this.stream.point(x, y);
+         },
+         sphere: function sphere() {
+           this.stream.sphere();
+         },
+         lineStart: function lineStart() {
+           this.stream.lineStart();
+         },
+         lineEnd: function lineEnd() {
+           this.stream.lineEnd();
+         },
+         polygonStart: function polygonStart() {
+           this.stream.polygonStart();
+         },
+         polygonEnd: function polygonEnd() {
+           this.stream.polygonEnd();
+         }
+       };
 
+       function fit(projection, fitBounds, object) {
+         var clip = projection.clipExtent && projection.clipExtent();
+         projection.scale(150).translate([0, 0]);
+         if (clip != null) projection.clipExtent(null);
+         d3_geoStream(object, projection.stream(boundsStream));
+         fitBounds(boundsStream.result());
+         if (clip != null) projection.clipExtent(clip);
+         return projection;
+       }
 
-         function intersect(a, b, two) {
-           var pa = cartesian(a),
-               pb = cartesian(b); // We have two planes, n1.p = d1 and n2.p = d2.
-           // Find intersection line p(t) = c1 n1 + c2 n2 + t (n1 ⨯ n2).
+       function fitExtent(projection, extent, object) {
+         return fit(projection, function (b) {
+           var w = extent[1][0] - extent[0][0],
+               h = extent[1][1] - extent[0][1],
+               k = Math.min(w / (b[1][0] - b[0][0]), h / (b[1][1] - b[0][1])),
+               x = +extent[0][0] + (w - k * (b[1][0] + b[0][0])) / 2,
+               y = +extent[0][1] + (h - k * (b[1][1] + b[0][1])) / 2;
+           projection.scale(150 * k).translate([x, y]);
+         }, object);
+       }
+       function fitSize(projection, size, object) {
+         return fitExtent(projection, [[0, 0], size], object);
+       }
+       function fitWidth(projection, width, object) {
+         return fit(projection, function (b) {
+           var w = +width,
+               k = w / (b[1][0] - b[0][0]),
+               x = (w - k * (b[1][0] + b[0][0])) / 2,
+               y = -k * b[0][1];
+           projection.scale(150 * k).translate([x, y]);
+         }, object);
+       }
+       function fitHeight(projection, height, object) {
+         return fit(projection, function (b) {
+           var h = +height,
+               k = h / (b[1][1] - b[0][1]),
+               x = -k * b[0][0],
+               y = (h - k * (b[1][1] + b[0][1])) / 2;
+           projection.scale(150 * k).translate([x, y]);
+         }, object);
+       }
 
-           var n1 = [1, 0, 0],
-               // normal
-           n2 = cartesianCross(pa, pb),
-               n2n2 = cartesianDot(n2, n2),
-               n1n2 = n2[0],
-               // cartesianDot(n1, n2),
-           determinant = n2n2 - n1n2 * n1n2; // Two polar points.
+       var maxDepth = 16,
+           // maximum depth of subdivision
+       cosMinDistance = cos(30 * radians); // cos(minimum angular distance)
 
-           if (!determinant) return !two && a;
-           var c1 = cr * n2n2 / determinant,
-               c2 = -cr * n1n2 / determinant,
-               n1xn2 = cartesianCross(n1, n2),
-               A = cartesianScale(n1, c1),
-               B = cartesianScale(n2, c2);
-           cartesianAddInPlace(A, B); // Solve |p(t)|^2 = 1.
+       function resample (project, delta2) {
+         return +delta2 ? resample$1(project, delta2) : resampleNone(project);
+       }
 
-           var u = n1xn2,
-               w = cartesianDot(A, u),
-               uu = cartesianDot(u, u),
-               t2 = w * w - uu * (cartesianDot(A, A) - 1);
-           if (t2 < 0) return;
-           var t = sqrt$1(t2),
-               q = cartesianScale(u, (-w - t) / uu);
-           cartesianAddInPlace(q, A);
-           q = spherical(q);
-           if (!two) return q; // Two intersection points.
+       function resampleNone(project) {
+         return transformer$1({
+           point: function point(x, y) {
+             x = project(x, y);
+             this.stream.point(x[0], x[1]);
+           }
+         });
+       }
 
-           var lambda0 = a[0],
-               lambda1 = b[0],
-               phi0 = a[1],
-               phi1 = b[1],
-               z;
-           if (lambda1 < lambda0) z = lambda0, lambda0 = lambda1, lambda1 = z;
-           var delta = lambda1 - lambda0,
-               polar = abs$2(delta - pi) < epsilon,
-               meridian = polar || delta < epsilon;
-           if (!polar && phi1 < phi0) z = phi0, phi0 = phi1, phi1 = z; // Check that the first point is between a and b.
+       function resample$1(project, delta2) {
+         function resampleLineTo(x0, y0, lambda0, a0, b0, c0, x1, y1, lambda1, a1, b1, c1, depth, stream) {
+           var dx = x1 - x0,
+               dy = y1 - y0,
+               d2 = dx * dx + dy * dy;
 
-           if (meridian ? polar ? phi0 + phi1 > 0 ^ q[1] < (abs$2(q[0] - lambda0) < epsilon ? phi0 : phi1) : phi0 <= q[1] && q[1] <= phi1 : delta > pi ^ (lambda0 <= q[0] && q[0] <= lambda1)) {
-             var q1 = cartesianScale(u, (-w + t) / uu);
-             cartesianAddInPlace(q1, A);
-             return [q, spherical(q1)];
+           if (d2 > 4 * delta2 && depth--) {
+             var a = a0 + a1,
+                 b = b0 + b1,
+                 c = c0 + c1,
+                 m = sqrt(a * a + b * b + c * c),
+                 phi2 = asin(c /= m),
+                 lambda2 = abs$2(abs$2(c) - 1) < epsilon$1 || abs$2(lambda0 - lambda1) < epsilon$1 ? (lambda0 + lambda1) / 2 : atan2(b, a),
+                 p = project(lambda2, phi2),
+                 x2 = p[0],
+                 y2 = p[1],
+                 dx2 = x2 - x0,
+                 dy2 = y2 - y0,
+                 dz = dy * dx2 - dx * dy2;
+
+             if (dz * dz / d2 > delta2 // perpendicular projected distance
+             || abs$2((dx * dx2 + dy * dy2) / d2 - 0.5) > 0.3 // midpoint close to an end
+             || a0 * a1 + b0 * b1 + c0 * c1 < cosMinDistance) {
+               // angular distance
+               resampleLineTo(x0, y0, lambda0, a0, b0, c0, x2, y2, lambda2, a /= m, b /= m, c, depth, stream);
+               stream.point(x2, y2);
+               resampleLineTo(x2, y2, lambda2, a, b, c, x1, y1, lambda1, a1, b1, c1, depth, stream);
+             }
            }
-         } // Generates a 4-bit vector representing the location of a point relative to
-         // the small circle's bounding box.
+         }
 
+         return function (stream) {
+           var lambda00, x00, y00, a00, b00, c00, // first point
+           lambda0, x0, y0, a0, b0, c0; // previous point
 
-         function code(lambda, phi) {
-           var r = smallRadius ? radius : pi - radius,
-               code = 0;
-           if (lambda < -r) code |= 1; // left
-           else if (lambda > r) code |= 2; // right
+           var resampleStream = {
+             point: point,
+             lineStart: lineStart,
+             lineEnd: lineEnd,
+             polygonStart: function polygonStart() {
+               stream.polygonStart();
+               resampleStream.lineStart = ringStart;
+             },
+             polygonEnd: function polygonEnd() {
+               stream.polygonEnd();
+               resampleStream.lineStart = lineStart;
+             }
+           };
 
-           if (phi < -r) code |= 4; // below
-           else if (phi > r) code |= 8; // above
+           function point(x, y) {
+             x = project(x, y);
+             stream.point(x[0], x[1]);
+           }
 
-           return code;
-         }
+           function lineStart() {
+             x0 = NaN;
+             resampleStream.point = linePoint;
+             stream.lineStart();
+           }
 
-         return clip(visible, clipLine, interpolate, smallRadius ? [0, -radius] : [-pi, radius - pi]);
-       }
+           function linePoint(lambda, phi) {
+             var c = cartesian([lambda, phi]),
+                 p = project(lambda, phi);
+             resampleLineTo(x0, y0, lambda0, a0, b0, c0, x0 = p[0], y0 = p[1], lambda0 = lambda, a0 = c[0], b0 = c[1], c0 = c[2], maxDepth, stream);
+             stream.point(x0, y0);
+           }
 
-       function clipLine (a, b, x0, y0, x1, y1) {
-         var ax = a[0],
-             ay = a[1],
-             bx = b[0],
-             by = b[1],
-             t0 = 0,
-             t1 = 1,
-             dx = bx - ax,
-             dy = by - ay,
-             r;
-         r = x0 - ax;
-         if (!dx && r > 0) return;
-         r /= dx;
+           function lineEnd() {
+             resampleStream.point = point;
+             stream.lineEnd();
+           }
 
-         if (dx < 0) {
-           if (r < t0) return;
-           if (r < t1) t1 = r;
-         } else if (dx > 0) {
-           if (r > t1) return;
-           if (r > t0) t0 = r;
-         }
+           function ringStart() {
+             lineStart();
+             resampleStream.point = ringPoint;
+             resampleStream.lineEnd = ringEnd;
+           }
 
-         r = x1 - ax;
-         if (!dx && r < 0) return;
-         r /= dx;
+           function ringPoint(lambda, phi) {
+             linePoint(lambda00 = lambda, phi), x00 = x0, y00 = y0, a00 = a0, b00 = b0, c00 = c0;
+             resampleStream.point = linePoint;
+           }
 
-         if (dx < 0) {
-           if (r > t1) return;
-           if (r > t0) t0 = r;
-         } else if (dx > 0) {
-           if (r < t0) return;
-           if (r < t1) t1 = r;
-         }
+           function ringEnd() {
+             resampleLineTo(x0, y0, lambda0, a0, b0, c0, x00, y00, lambda00, a00, b00, c00, maxDepth, stream);
+             resampleStream.lineEnd = lineEnd;
+             lineEnd();
+           }
 
-         r = y0 - ay;
-         if (!dy && r > 0) return;
-         r /= dy;
+           return resampleStream;
+         };
+       }
 
-         if (dy < 0) {
-           if (r < t0) return;
-           if (r < t1) t1 = r;
-         } else if (dy > 0) {
-           if (r > t1) return;
-           if (r > t0) t0 = r;
+       var transformRadians = transformer$1({
+         point: function point(x, y) {
+           this.stream.point(x * radians, y * radians);
          }
+       });
 
-         r = y1 - ay;
-         if (!dy && r < 0) return;
-         r /= dy;
+       function transformRotate(rotate) {
+         return transformer$1({
+           point: function point(x, y) {
+             var r = rotate(x, y);
+             return this.stream.point(r[0], r[1]);
+           }
+         });
+       }
 
-         if (dy < 0) {
-           if (r > t1) return;
-           if (r > t0) t0 = r;
-         } else if (dy > 0) {
-           if (r < t0) return;
-           if (r < t1) t1 = r;
+       function scaleTranslate(k, dx, dy, sx, sy) {
+         function transform(x, y) {
+           x *= sx;
+           y *= sy;
+           return [dx + k * x, dy - k * y];
          }
 
-         if (t0 > 0) a[0] = ax + t0 * dx, a[1] = ay + t0 * dy;
-         if (t1 < 1) b[0] = ax + t1 * dx, b[1] = ay + t1 * dy;
-         return true;
+         transform.invert = function (x, y) {
+           return [(x - dx) / k * sx, (dy - y) / k * sy];
+         };
+
+         return transform;
        }
 
-       var clipMax = 1e9,
-           clipMin = -clipMax; // TODO Use d3-polygon’s polygonContains here for the ring check?
-       // TODO Eliminate duplicate buffering in clipBuffer and polygon.push?
+       function scaleTranslateRotate(k, dx, dy, sx, sy, alpha) {
+         if (!alpha) return scaleTranslate(k, dx, dy, sx, sy);
+         var cosAlpha = cos(alpha),
+             sinAlpha = sin(alpha),
+             a = cosAlpha * k,
+             b = sinAlpha * k,
+             ai = cosAlpha / k,
+             bi = sinAlpha / k,
+             ci = (sinAlpha * dy - cosAlpha * dx) / k,
+             fi = (sinAlpha * dx + cosAlpha * dy) / k;
 
-       function clipRectangle(x0, y0, x1, y1) {
-         function visible(x, y) {
-           return x0 <= x && x <= x1 && y0 <= y && y <= y1;
+         function transform(x, y) {
+           x *= sx;
+           y *= sy;
+           return [a * x - b * y + dx, dy - b * x - a * y];
          }
 
-         function interpolate(from, to, direction, stream) {
-           var a = 0,
-               a1 = 0;
+         transform.invert = function (x, y) {
+           return [sx * (ai * x - bi * y + ci), sy * (fi - bi * x - ai * y)];
+         };
 
-           if (from == null || (a = corner(from, direction)) !== (a1 = corner(to, direction)) || comparePoint(from, to) < 0 ^ direction > 0) {
-             do {
-               stream.point(a === 0 || a === 3 ? x0 : x1, a > 1 ? y1 : y0);
-             } while ((a = (a + direction + 4) % 4) !== a1);
-           } else {
-             stream.point(to[0], to[1]);
-           }
-         }
+         return transform;
+       }
 
-         function corner(p, direction) {
-           return abs$2(p[0] - x0) < epsilon ? direction > 0 ? 0 : 3 : abs$2(p[0] - x1) < epsilon ? direction > 0 ? 2 : 1 : abs$2(p[1] - y0) < epsilon ? direction > 0 ? 1 : 0 : direction > 0 ? 3 : 2; // abs(p[1] - y1) < epsilon
-         }
+       function projection(project) {
+         return projectionMutator(function () {
+           return project;
+         })();
+       }
+       function projectionMutator(projectAt) {
+         var project,
+             k = 150,
+             // scale
+         x = 480,
+             y = 250,
+             // translate
+         lambda = 0,
+             phi = 0,
+             // center
+         deltaLambda = 0,
+             deltaPhi = 0,
+             deltaGamma = 0,
+             rotate,
+             // pre-rotate
+         alpha = 0,
+             // post-rotate angle
+         sx = 1,
+             // reflectX
+         sy = 1,
+             // reflectX
+         theta = null,
+             preclip = clipAntimeridian,
+             // pre-clip angle
+         x0 = null,
+             y0,
+             x1,
+             y1,
+             postclip = identity$4,
+             // post-clip extent
+         delta2 = 0.5,
+             // precision
+         projectResample,
+             projectTransform,
+             projectRotateTransform,
+             cache,
+             cacheStream;
 
-         function compareIntersection(a, b) {
-           return comparePoint(a.x, b.x);
+         function projection(point) {
+           return projectRotateTransform(point[0] * radians, point[1] * radians);
          }
 
-         function comparePoint(a, b) {
-           var ca = corner(a, 1),
-               cb = corner(b, 1);
-           return ca !== cb ? ca - cb : ca === 0 ? b[1] - a[1] : ca === 1 ? a[0] - b[0] : ca === 2 ? a[1] - b[1] : b[0] - a[0];
+         function invert(point) {
+           point = projectRotateTransform.invert(point[0], point[1]);
+           return point && [point[0] * degrees$1, point[1] * degrees$1];
          }
 
-         return function (stream) {
-           var activeStream = stream,
-               bufferStream = clipBuffer(),
-               segments,
-               polygon,
-               ring,
-               x__,
-               y__,
-               v__,
-               // first point
-           x_,
-               y_,
-               v_,
-               // previous point
-           first,
-               clean;
-           var clipStream = {
-             point: point,
-             lineStart: lineStart,
-             lineEnd: lineEnd,
-             polygonStart: polygonStart,
-             polygonEnd: polygonEnd
-           };
-
-           function point(x, y) {
-             if (visible(x, y)) activeStream.point(x, y);
-           }
+         projection.stream = function (stream) {
+           return cache && cacheStream === stream ? cache : cache = transformRadians(transformRotate(rotate)(preclip(projectResample(postclip(cacheStream = stream)))));
+         };
 
-           function polygonInside() {
-             var winding = 0;
+         projection.preclip = function (_) {
+           return arguments.length ? (preclip = _, theta = undefined, reset()) : preclip;
+         };
 
-             for (var i = 0, n = polygon.length; i < n; ++i) {
-               for (var ring = polygon[i], j = 1, m = ring.length, point = ring[0], a0, a1, b0 = point[0], b1 = point[1]; j < m; ++j) {
-                 a0 = b0, a1 = b1, point = ring[j], b0 = point[0], b1 = point[1];
+         projection.postclip = function (_) {
+           return arguments.length ? (postclip = _, x0 = y0 = x1 = y1 = null, reset()) : postclip;
+         };
 
-                 if (a1 <= y1) {
-                   if (b1 > y1 && (b0 - a0) * (y1 - a1) > (b1 - a1) * (x0 - a0)) ++winding;
-                 } else {
-                   if (b1 <= y1 && (b0 - a0) * (y1 - a1) < (b1 - a1) * (x0 - a0)) --winding;
-                 }
-               }
-             }
+         projection.clipAngle = function (_) {
+           return arguments.length ? (preclip = +_ ? clipCircle(theta = _ * radians) : (theta = null, clipAntimeridian), reset()) : theta * degrees$1;
+         };
 
-             return winding;
-           } // Buffer geometry within a polygon and then clip it en masse.
+         projection.clipExtent = function (_) {
+           return arguments.length ? (postclip = _ == null ? (x0 = y0 = x1 = y1 = null, identity$4) : clipRectangle(x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]), reset()) : x0 == null ? null : [[x0, y0], [x1, y1]];
+         };
 
+         projection.scale = function (_) {
+           return arguments.length ? (k = +_, recenter()) : k;
+         };
 
-           function polygonStart() {
-             activeStream = bufferStream, segments = [], polygon = [], clean = true;
-           }
+         projection.translate = function (_) {
+           return arguments.length ? (x = +_[0], y = +_[1], recenter()) : [x, y];
+         };
 
-           function polygonEnd() {
-             var startInside = polygonInside(),
-                 cleanInside = clean && startInside,
-                 visible = (segments = merge(segments)).length;
+         projection.center = function (_) {
+           return arguments.length ? (lambda = _[0] % 360 * radians, phi = _[1] % 360 * radians, recenter()) : [lambda * degrees$1, phi * degrees$1];
+         };
 
-             if (cleanInside || visible) {
-               stream.polygonStart();
+         projection.rotate = function (_) {
+           return arguments.length ? (deltaLambda = _[0] % 360 * radians, deltaPhi = _[1] % 360 * radians, deltaGamma = _.length > 2 ? _[2] % 360 * radians : 0, recenter()) : [deltaLambda * degrees$1, deltaPhi * degrees$1, deltaGamma * degrees$1];
+         };
 
-               if (cleanInside) {
-                 stream.lineStart();
-                 interpolate(null, null, 1, stream);
-                 stream.lineEnd();
-               }
+         projection.angle = function (_) {
+           return arguments.length ? (alpha = _ % 360 * radians, recenter()) : alpha * degrees$1;
+         };
 
-               if (visible) {
-                 clipRejoin(segments, compareIntersection, startInside, interpolate, stream);
-               }
+         projection.reflectX = function (_) {
+           return arguments.length ? (sx = _ ? -1 : 1, recenter()) : sx < 0;
+         };
 
-               stream.polygonEnd();
-             }
+         projection.reflectY = function (_) {
+           return arguments.length ? (sy = _ ? -1 : 1, recenter()) : sy < 0;
+         };
 
-             activeStream = stream, segments = polygon = ring = null;
-           }
+         projection.precision = function (_) {
+           return arguments.length ? (projectResample = resample(projectTransform, delta2 = _ * _), reset()) : sqrt(delta2);
+         };
 
-           function lineStart() {
-             clipStream.point = linePoint;
-             if (polygon) polygon.push(ring = []);
-             first = true;
-             v_ = false;
-             x_ = y_ = NaN;
-           } // TODO rather than special-case polygons, simply handle them separately.
-           // Ideally, coincident intersection points should be jittered to avoid
-           // clipping issues.
+         projection.fitExtent = function (extent, object) {
+           return fitExtent(projection, extent, object);
+         };
 
+         projection.fitSize = function (size, object) {
+           return fitSize(projection, size, object);
+         };
 
-           function lineEnd() {
-             if (segments) {
-               linePoint(x__, y__);
-               if (v__ && v_) bufferStream.rejoin();
-               segments.push(bufferStream.result());
-             }
+         projection.fitWidth = function (width, object) {
+           return fitWidth(projection, width, object);
+         };
 
-             clipStream.point = point;
-             if (v_) activeStream.lineEnd();
-           }
-
-           function linePoint(x, y) {
-             var v = visible(x, y);
-             if (polygon) ring.push([x, y]);
-
-             if (first) {
-               x__ = x, y__ = y, v__ = v;
-               first = false;
-
-               if (v) {
-                 activeStream.lineStart();
-                 activeStream.point(x, y);
-               }
-             } else {
-               if (v && v_) activeStream.point(x, y);else {
-                 var a = [x_ = Math.max(clipMin, Math.min(clipMax, x_)), y_ = Math.max(clipMin, Math.min(clipMax, y_))],
-                     b = [x = Math.max(clipMin, Math.min(clipMax, x)), y = Math.max(clipMin, Math.min(clipMax, y))];
-
-                 if (clipLine(a, b, x0, y0, x1, y1)) {
-                   if (!v_) {
-                     activeStream.lineStart();
-                     activeStream.point(a[0], a[1]);
-                   }
-
-                   activeStream.point(b[0], b[1]);
-                   if (!v) activeStream.lineEnd();
-                   clean = false;
-                 } else if (v) {
-                   activeStream.lineStart();
-                   activeStream.point(x, y);
-                   clean = false;
-                 }
-               }
-             }
-
-             x_ = x, y_ = y, v_ = v;
-           }
-
-           return clipStream;
+         projection.fitHeight = function (height, object) {
+           return fitHeight(projection, height, object);
          };
-       }
-
-       var lengthSum, lambda0$2, sinPhi0$1, cosPhi0$1;
-       var lengthStream = {
-         sphere: noop,
-         point: noop,
-         lineStart: lengthLineStart,
-         lineEnd: noop,
-         polygonStart: noop,
-         polygonEnd: noop
-       };
-
-       function lengthLineStart() {
-         lengthStream.point = lengthPointFirst;
-         lengthStream.lineEnd = lengthLineEnd;
-       }
-
-       function lengthLineEnd() {
-         lengthStream.point = lengthStream.lineEnd = noop;
-       }
-
-       function lengthPointFirst(lambda, phi) {
-         lambda *= radians, phi *= radians;
-         lambda0$2 = lambda, sinPhi0$1 = sin(phi), cosPhi0$1 = cos(phi);
-         lengthStream.point = lengthPoint;
-       }
-
-       function lengthPoint(lambda, phi) {
-         lambda *= radians, phi *= radians;
-         var sinPhi = sin(phi),
-             cosPhi = cos(phi),
-             delta = abs$2(lambda - lambda0$2),
-             cosDelta = cos(delta),
-             sinDelta = sin(delta),
-             x = cosPhi * sinDelta,
-             y = cosPhi0$1 * sinPhi - sinPhi0$1 * cosPhi * cosDelta,
-             z = sinPhi0$1 * sinPhi + cosPhi0$1 * cosPhi * cosDelta;
-         lengthSum.add(atan2(sqrt$1(x * x + y * y), z));
-         lambda0$2 = lambda, sinPhi0$1 = sinPhi, cosPhi0$1 = cosPhi;
-       }
-
-       function d3_geoLength (object) {
-         lengthSum = new Adder();
-         d3_geoStream(object, lengthStream);
-         return +lengthSum;
-       }
-
-       var identity = (function (x) {
-         return x;
-       });
-
-       var areaSum$1 = new Adder(),
-           areaRingSum$1 = new Adder(),
-           x00,
-           y00,
-           x0$1,
-           y0$1;
-       var areaStream$1 = {
-         point: noop,
-         lineStart: noop,
-         lineEnd: noop,
-         polygonStart: function polygonStart() {
-           areaStream$1.lineStart = areaRingStart$1;
-           areaStream$1.lineEnd = areaRingEnd$1;
-         },
-         polygonEnd: function polygonEnd() {
-           areaStream$1.lineStart = areaStream$1.lineEnd = areaStream$1.point = noop;
-           areaSum$1.add(abs$2(areaRingSum$1));
-           areaRingSum$1 = new Adder();
-         },
-         result: function result() {
-           var area = areaSum$1 / 2;
-           areaSum$1 = new Adder();
-           return area;
-         }
-       };
-
-       function areaRingStart$1() {
-         areaStream$1.point = areaPointFirst$1;
-       }
-
-       function areaPointFirst$1(x, y) {
-         areaStream$1.point = areaPoint$1;
-         x00 = x0$1 = x, y00 = y0$1 = y;
-       }
-
-       function areaPoint$1(x, y) {
-         areaRingSum$1.add(y0$1 * x - x0$1 * y);
-         x0$1 = x, y0$1 = y;
-       }
 
-       function areaRingEnd$1() {
-         areaPoint$1(x00, y00);
-       }
-
-       var x0$2 = Infinity,
-           y0$2 = x0$2,
-           x1 = -x0$2,
-           y1 = x1;
-       var boundsStream$1 = {
-         point: boundsPoint$1,
-         lineStart: noop,
-         lineEnd: noop,
-         polygonStart: noop,
-         polygonEnd: noop,
-         result: function result() {
-           var bounds = [[x0$2, y0$2], [x1, y1]];
-           x1 = y1 = -(y0$2 = x0$2 = Infinity);
-           return bounds;
+         function recenter() {
+           var center = scaleTranslateRotate(k, 0, 0, sx, sy, alpha).apply(null, project(lambda, phi)),
+               transform = scaleTranslateRotate(k, x - center[0], y - center[1], sx, sy, alpha);
+           rotate = rotateRadians(deltaLambda, deltaPhi, deltaGamma);
+           projectTransform = compose(project, transform);
+           projectRotateTransform = compose(rotate, projectTransform);
+           projectResample = resample(projectTransform, delta2);
+           return reset();
          }
-       };
-
-       function boundsPoint$1(x, y) {
-         if (x < x0$2) x0$2 = x;
-         if (x > x1) x1 = x;
-         if (y < y0$2) y0$2 = y;
-         if (y > y1) y1 = y;
-       }
 
-       var X0$1 = 0,
-           Y0$1 = 0,
-           Z0$1 = 0,
-           X1$1 = 0,
-           Y1$1 = 0,
-           Z1$1 = 0,
-           X2$1 = 0,
-           Y2$1 = 0,
-           Z2$1 = 0,
-           x00$1,
-           y00$1,
-           x0$3,
-           y0$3;
-       var centroidStream$1 = {
-         point: centroidPoint$1,
-         lineStart: centroidLineStart$1,
-         lineEnd: centroidLineEnd$1,
-         polygonStart: function polygonStart() {
-           centroidStream$1.lineStart = centroidRingStart$1;
-           centroidStream$1.lineEnd = centroidRingEnd$1;
-         },
-         polygonEnd: function polygonEnd() {
-           centroidStream$1.point = centroidPoint$1;
-           centroidStream$1.lineStart = centroidLineStart$1;
-           centroidStream$1.lineEnd = centroidLineEnd$1;
-         },
-         result: function result() {
-           var centroid = Z2$1 ? [X2$1 / Z2$1, Y2$1 / Z2$1] : Z1$1 ? [X1$1 / Z1$1, Y1$1 / Z1$1] : Z0$1 ? [X0$1 / Z0$1, Y0$1 / Z0$1] : [NaN, NaN];
-           X0$1 = Y0$1 = Z0$1 = X1$1 = Y1$1 = Z1$1 = X2$1 = Y2$1 = Z2$1 = 0;
-           return centroid;
+         function reset() {
+           cache = cacheStream = null;
+           return projection;
          }
-       };
 
-       function centroidPoint$1(x, y) {
-         X0$1 += x;
-         Y0$1 += y;
-         ++Z0$1;
+         return function () {
+           project = projectAt.apply(this, arguments);
+           projection.invert = project.invert && invert;
+           return recenter();
+         };
        }
 
-       function centroidLineStart$1() {
-         centroidStream$1.point = centroidPointFirstLine;
+       function mercatorRaw(lambda, phi) {
+         return [lambda, log$1(tan((halfPi + phi) / 2))];
        }
 
-       function centroidPointFirstLine(x, y) {
-         centroidStream$1.point = centroidPointLine;
-         centroidPoint$1(x0$3 = x, y0$3 = y);
-       }
+       mercatorRaw.invert = function (x, y) {
+         return [x, 2 * atan(exp$2(y)) - halfPi];
+       };
 
-       function centroidPointLine(x, y) {
-         var dx = x - x0$3,
-             dy = y - y0$3,
-             z = sqrt$1(dx * dx + dy * dy);
-         X1$1 += z * (x0$3 + x) / 2;
-         Y1$1 += z * (y0$3 + y) / 2;
-         Z1$1 += z;
-         centroidPoint$1(x0$3 = x, y0$3 = y);
+       function mercator () {
+         return mercatorProjection(mercatorRaw).scale(961 / tau);
        }
+       function mercatorProjection(project) {
+         var m = projection(project),
+             center = m.center,
+             scale = m.scale,
+             translate = m.translate,
+             clipExtent = m.clipExtent,
+             x0 = null,
+             y0,
+             x1,
+             y1; // clip extent
 
-       function centroidLineEnd$1() {
-         centroidStream$1.point = centroidPoint$1;
-       }
+         m.scale = function (_) {
+           return arguments.length ? (scale(_), reclip()) : scale();
+         };
 
-       function centroidRingStart$1() {
-         centroidStream$1.point = centroidPointFirstRing;
-       }
+         m.translate = function (_) {
+           return arguments.length ? (translate(_), reclip()) : translate();
+         };
 
-       function centroidRingEnd$1() {
-         centroidPointRing(x00$1, y00$1);
-       }
+         m.center = function (_) {
+           return arguments.length ? (center(_), reclip()) : center();
+         };
 
-       function centroidPointFirstRing(x, y) {
-         centroidStream$1.point = centroidPointRing;
-         centroidPoint$1(x00$1 = x0$3 = x, y00$1 = y0$3 = y);
-       }
+         m.clipExtent = function (_) {
+           return arguments.length ? (_ == null ? x0 = y0 = x1 = y1 = null : (x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]), reclip()) : x0 == null ? null : [[x0, y0], [x1, y1]];
+         };
 
-       function centroidPointRing(x, y) {
-         var dx = x - x0$3,
-             dy = y - y0$3,
-             z = sqrt$1(dx * dx + dy * dy);
-         X1$1 += z * (x0$3 + x) / 2;
-         Y1$1 += z * (y0$3 + y) / 2;
-         Z1$1 += z;
-         z = y0$3 * x - x0$3 * y;
-         X2$1 += z * (x0$3 + x);
-         Y2$1 += z * (y0$3 + y);
-         Z2$1 += z * 3;
-         centroidPoint$1(x0$3 = x, y0$3 = y);
-       }
+         function reclip() {
+           var k = pi * scale(),
+               t = m(rotation(m.rotate()).invert([0, 0]));
+           return clipExtent(x0 == null ? [[t[0] - k, t[1] - k], [t[0] + k, t[1] + k]] : project === mercatorRaw ? [[Math.max(t[0] - k, x0), y0], [Math.min(t[0] + k, x1), y1]] : [[x0, Math.max(t[1] - k, y0)], [x1, Math.min(t[1] + k, y1)]]);
+         }
 
-       function PathContext(context) {
-         this._context = context;
+         return reclip();
        }
-       PathContext.prototype = {
-         _radius: 4.5,
-         pointRadius: function pointRadius(_) {
-           return this._radius = _, this;
-         },
-         polygonStart: function polygonStart() {
-           this._line = 0;
-         },
-         polygonEnd: function polygonEnd() {
-           this._line = NaN;
-         },
-         lineStart: function lineStart() {
-           this._point = 0;
-         },
-         lineEnd: function lineEnd() {
-           if (this._line === 0) this._context.closePath();
-           this._point = NaN;
-         },
-         point: function point(x, y) {
-           switch (this._point) {
-             case 0:
-               {
-                 this._context.moveTo(x, y);
-
-                 this._point = 1;
-                 break;
-               }
-
-             case 1:
-               {
-                 this._context.lineTo(x, y);
-
-                 break;
-               }
-
-             default:
-               {
-                 this._context.moveTo(x + this._radius, y);
 
-                 this._context.arc(x, y, this._radius, 0, tau);
-
-                 break;
-               }
+       function d3_geoIdentity () {
+         var k = 1,
+             tx = 0,
+             ty = 0,
+             sx = 1,
+             sy = 1,
+             // scale, translate and reflect
+         alpha = 0,
+             ca,
+             sa,
+             // angle
+         x0 = null,
+             y0,
+             x1,
+             y1,
+             // clip extent
+         kx = 1,
+             ky = 1,
+             transform = transformer$1({
+           point: function point(x, y) {
+             var p = projection([x, y]);
+             this.stream.point(p[0], p[1]);
            }
-         },
-         result: noop
-       };
+         }),
+             postclip = identity$4,
+             cache,
+             cacheStream;
 
-       var lengthSum$1 = new Adder(),
-           lengthRing,
-           x00$2,
-           y00$2,
-           x0$4,
-           y0$4;
-       var lengthStream$1 = {
-         point: noop,
-         lineStart: function lineStart() {
-           lengthStream$1.point = lengthPointFirst$1;
-         },
-         lineEnd: function lineEnd() {
-           if (lengthRing) lengthPoint$1(x00$2, y00$2);
-           lengthStream$1.point = noop;
-         },
-         polygonStart: function polygonStart() {
-           lengthRing = true;
-         },
-         polygonEnd: function polygonEnd() {
-           lengthRing = null;
-         },
-         result: function result() {
-           var length = +lengthSum$1;
-           lengthSum$1 = new Adder();
-           return length;
+         function reset() {
+           kx = k * sx;
+           ky = k * sy;
+           cache = cacheStream = null;
+           return projection;
          }
-       };
-
-       function lengthPointFirst$1(x, y) {
-         lengthStream$1.point = lengthPoint$1;
-         x00$2 = x0$4 = x, y00$2 = y0$4 = y;
-       }
-
-       function lengthPoint$1(x, y) {
-         x0$4 -= x, y0$4 -= y;
-         lengthSum$1.add(sqrt$1(x0$4 * x0$4 + y0$4 * y0$4));
-         x0$4 = x, y0$4 = y;
-       }
-
-       function PathString() {
-         this._string = [];
-       }
-       PathString.prototype = {
-         _radius: 4.5,
-         _circle: circle(4.5),
-         pointRadius: function pointRadius(_) {
-           if ((_ = +_) !== this._radius) this._radius = _, this._circle = null;
-           return this;
-         },
-         polygonStart: function polygonStart() {
-           this._line = 0;
-         },
-         polygonEnd: function polygonEnd() {
-           this._line = NaN;
-         },
-         lineStart: function lineStart() {
-           this._point = 0;
-         },
-         lineEnd: function lineEnd() {
-           if (this._line === 0) this._string.push("Z");
-           this._point = NaN;
-         },
-         point: function point(x, y) {
-           switch (this._point) {
-             case 0:
-               {
-                 this._string.push("M", x, ",", y);
-
-                 this._point = 1;
-                 break;
-               }
-
-             case 1:
-               {
-                 this._string.push("L", x, ",", y);
-
-                 break;
-               }
-
-             default:
-               {
-                 if (this._circle == null) this._circle = circle(this._radius);
 
-                 this._string.push("M", x, ",", y, this._circle);
+         function projection(p) {
+           var x = p[0] * kx,
+               y = p[1] * ky;
 
-                 break;
-               }
+           if (alpha) {
+             var t = y * ca - x * sa;
+             x = x * ca + y * sa;
+             y = t;
            }
-         },
-         result: function result() {
-           if (this._string.length) {
-             var result = this._string.join("");
 
-             this._string = [];
-             return result;
-           } else {
-             return null;
-           }
+           return [x + tx, y + ty];
          }
-       };
-
-       function circle(radius) {
-         return "m0," + radius + "a" + radius + "," + radius + " 0 1,1 0," + -2 * radius + "a" + radius + "," + radius + " 0 1,1 0," + 2 * radius + "z";
-       }
 
-       function d3_geoPath (projection, context) {
-         var pointRadius = 4.5,
-             projectionStream,
-             contextStream;
+         projection.invert = function (p) {
+           var x = p[0] - tx,
+               y = p[1] - ty;
 
-         function path(object) {
-           if (object) {
-             if (typeof pointRadius === "function") contextStream.pointRadius(+pointRadius.apply(this, arguments));
-             d3_geoStream(object, projectionStream(contextStream));
+           if (alpha) {
+             var t = y * ca + x * sa;
+             x = x * ca - y * sa;
+             y = t;
            }
 
-           return contextStream.result();
-         }
-
-         path.area = function (object) {
-           d3_geoStream(object, projectionStream(areaStream$1));
-           return areaStream$1.result();
+           return [x / kx, y / ky];
          };
 
-         path.measure = function (object) {
-           d3_geoStream(object, projectionStream(lengthStream$1));
-           return lengthStream$1.result();
+         projection.stream = function (stream) {
+           return cache && cacheStream === stream ? cache : cache = transform(postclip(cacheStream = stream));
          };
 
-         path.bounds = function (object) {
-           d3_geoStream(object, projectionStream(boundsStream$1));
-           return boundsStream$1.result();
+         projection.postclip = function (_) {
+           return arguments.length ? (postclip = _, x0 = y0 = x1 = y1 = null, reset()) : postclip;
          };
 
-         path.centroid = function (object) {
-           d3_geoStream(object, projectionStream(centroidStream$1));
-           return centroidStream$1.result();
+         projection.clipExtent = function (_) {
+           return arguments.length ? (postclip = _ == null ? (x0 = y0 = x1 = y1 = null, identity$4) : clipRectangle(x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]), reset()) : x0 == null ? null : [[x0, y0], [x1, y1]];
          };
 
-         path.projection = function (_) {
-           return arguments.length ? (projectionStream = _ == null ? (projection = null, identity) : (projection = _).stream, path) : projection;
+         projection.scale = function (_) {
+           return arguments.length ? (k = +_, reset()) : k;
          };
 
-         path.context = function (_) {
-           if (!arguments.length) return context;
-           contextStream = _ == null ? (context = null, new PathString()) : new PathContext(context = _);
-           if (typeof pointRadius !== "function") contextStream.pointRadius(pointRadius);
-           return path;
+         projection.translate = function (_) {
+           return arguments.length ? (tx = +_[0], ty = +_[1], reset()) : [tx, ty];
          };
 
-         path.pointRadius = function (_) {
-           if (!arguments.length) return pointRadius;
-           pointRadius = typeof _ === "function" ? _ : (contextStream.pointRadius(+_), +_);
-           return path;
+         projection.angle = function (_) {
+           return arguments.length ? (alpha = _ % 360 * radians, sa = sin(alpha), ca = cos(alpha), reset()) : alpha * degrees$1;
          };
 
-         return path.projection(projection).context(context);
-       }
+         projection.reflectX = function (_) {
+           return arguments.length ? (sx = _ ? -1 : 1, reset()) : sx < 0;
+         };
 
-       function d3_geoTransform (methods) {
-         return {
-           stream: transformer(methods)
+         projection.reflectY = function (_) {
+           return arguments.length ? (sy = _ ? -1 : 1, reset()) : sy < 0;
          };
-       }
-       function transformer(methods) {
-         return function (stream) {
-           var s = new TransformStream();
 
-           for (var key in methods) {
-             s[key] = methods[key];
-           }
+         projection.fitExtent = function (extent, object) {
+           return fitExtent(projection, extent, object);
+         };
 
-           s.stream = stream;
-           return s;
+         projection.fitSize = function (size, object) {
+           return fitSize(projection, size, object);
          };
-       }
 
-       function TransformStream() {}
+         projection.fitWidth = function (width, object) {
+           return fitWidth(projection, width, object);
+         };
 
-       TransformStream.prototype = {
-         constructor: TransformStream,
-         point: function point(x, y) {
-           this.stream.point(x, y);
-         },
-         sphere: function sphere() {
-           this.stream.sphere();
-         },
-         lineStart: function lineStart() {
-           this.stream.lineStart();
-         },
-         lineEnd: function lineEnd() {
-           this.stream.lineEnd();
-         },
-         polygonStart: function polygonStart() {
-           this.stream.polygonStart();
-         },
-         polygonEnd: function polygonEnd() {
-           this.stream.polygonEnd();
-         }
-       };
+         projection.fitHeight = function (height, object) {
+           return fitHeight(projection, height, object);
+         };
 
-       function fit(projection, fitBounds, object) {
-         var clip = projection.clipExtent && projection.clipExtent();
-         projection.scale(150).translate([0, 0]);
-         if (clip != null) projection.clipExtent(null);
-         d3_geoStream(object, projection.stream(boundsStream$1));
-         fitBounds(boundsStream$1.result());
-         if (clip != null) projection.clipExtent(clip);
          return projection;
        }
 
-       function fitExtent(projection, extent, object) {
-         return fit(projection, function (b) {
-           var w = extent[1][0] - extent[0][0],
-               h = extent[1][1] - extent[0][1],
-               k = Math.min(w / (b[1][0] - b[0][0]), h / (b[1][1] - b[0][1])),
-               x = +extent[0][0] + (w - k * (b[1][0] + b[0][0])) / 2,
-               y = +extent[0][1] + (h - k * (b[1][1] + b[0][1])) / 2;
-           projection.scale(150 * k).translate([x, y]);
-         }, object);
+       // constants
+       var TAU = 2 * Math.PI;
+       var EQUATORIAL_RADIUS = 6356752.314245179;
+       var POLAR_RADIUS = 6378137.0;
+       function geoLatToMeters(dLat) {
+         return dLat * (TAU * POLAR_RADIUS / 360);
        }
-       function fitSize(projection, size, object) {
-         return fitExtent(projection, [[0, 0], size], object);
+       function geoLonToMeters(dLon, atLat) {
+         return Math.abs(atLat) >= 90 ? 0 : dLon * (TAU * EQUATORIAL_RADIUS / 360) * Math.abs(Math.cos(atLat * (Math.PI / 180)));
        }
-       function fitWidth(projection, width, object) {
-         return fit(projection, function (b) {
-           var w = +width,
-               k = w / (b[1][0] - b[0][0]),
-               x = (w - k * (b[1][0] + b[0][0])) / 2,
-               y = -k * b[0][1];
-           projection.scale(150 * k).translate([x, y]);
-         }, object);
+       function geoMetersToLat(m) {
+         return m / (TAU * POLAR_RADIUS / 360);
        }
-       function fitHeight(projection, height, object) {
-         return fit(projection, function (b) {
-           var h = +height,
-               k = h / (b[1][1] - b[0][1]),
-               x = -k * b[0][0],
-               y = (h - k * (b[1][1] + b[0][1])) / 2;
-           projection.scale(150 * k).translate([x, y]);
-         }, object);
+       function geoMetersToLon(m, atLat) {
+         return Math.abs(atLat) >= 90 ? 0 : m / (TAU * EQUATORIAL_RADIUS / 360) / Math.abs(Math.cos(atLat * (Math.PI / 180)));
        }
-
-       var maxDepth = 16,
-           // maximum depth of subdivision
-       cosMinDistance = cos(30 * radians); // cos(minimum angular distance)
-
-       function resample (project, delta2) {
-         return +delta2 ? resample$1(project, delta2) : resampleNone(project);
+       function geoMetersToOffset(meters, tileSize) {
+         tileSize = tileSize || 256;
+         return [meters[0] * tileSize / (TAU * EQUATORIAL_RADIUS), -meters[1] * tileSize / (TAU * POLAR_RADIUS)];
        }
-
-       function resampleNone(project) {
-         return transformer({
-           point: function point(x, y) {
-             x = project(x, y);
-             this.stream.point(x[0], x[1]);
-           }
-         });
-       }
-
-       function resample$1(project, delta2) {
-         function resampleLineTo(x0, y0, lambda0, a0, b0, c0, x1, y1, lambda1, a1, b1, c1, depth, stream) {
-           var dx = x1 - x0,
-               dy = y1 - y0,
-               d2 = dx * dx + dy * dy;
-
-           if (d2 > 4 * delta2 && depth--) {
-             var a = a0 + a1,
-                 b = b0 + b1,
-                 c = c0 + c1,
-                 m = sqrt$1(a * a + b * b + c * c),
-                 phi2 = asin(c /= m),
-                 lambda2 = abs$2(abs$2(c) - 1) < epsilon || abs$2(lambda0 - lambda1) < epsilon ? (lambda0 + lambda1) / 2 : atan2(b, a),
-                 p = project(lambda2, phi2),
-                 x2 = p[0],
-                 y2 = p[1],
-                 dx2 = x2 - x0,
-                 dy2 = y2 - y0,
-                 dz = dy * dx2 - dx * dy2;
-
-             if (dz * dz / d2 > delta2 // perpendicular projected distance
-             || abs$2((dx * dx2 + dy * dy2) / d2 - 0.5) > 0.3 // midpoint close to an end
-             || a0 * a1 + b0 * b1 + c0 * c1 < cosMinDistance) {
-               // angular distance
-               resampleLineTo(x0, y0, lambda0, a0, b0, c0, x2, y2, lambda2, a /= m, b /= m, c, depth, stream);
-               stream.point(x2, y2);
-               resampleLineTo(x2, y2, lambda2, a, b, c, x1, y1, lambda1, a1, b1, c1, depth, stream);
-             }
-           }
-         }
-
-         return function (stream) {
-           var lambda00, x00, y00, a00, b00, c00, // first point
-           lambda0, x0, y0, a0, b0, c0; // previous point
-
-           var resampleStream = {
-             point: point,
-             lineStart: lineStart,
-             lineEnd: lineEnd,
-             polygonStart: function polygonStart() {
-               stream.polygonStart();
-               resampleStream.lineStart = ringStart;
-             },
-             polygonEnd: function polygonEnd() {
-               stream.polygonEnd();
-               resampleStream.lineStart = lineStart;
-             }
-           };
-
-           function point(x, y) {
-             x = project(x, y);
-             stream.point(x[0], x[1]);
-           }
-
-           function lineStart() {
-             x0 = NaN;
-             resampleStream.point = linePoint;
-             stream.lineStart();
-           }
-
-           function linePoint(lambda, phi) {
-             var c = cartesian([lambda, phi]),
-                 p = project(lambda, phi);
-             resampleLineTo(x0, y0, lambda0, a0, b0, c0, x0 = p[0], y0 = p[1], lambda0 = lambda, a0 = c[0], b0 = c[1], c0 = c[2], maxDepth, stream);
-             stream.point(x0, y0);
-           }
-
-           function lineEnd() {
-             resampleStream.point = point;
-             stream.lineEnd();
-           }
-
-           function ringStart() {
-             lineStart();
-             resampleStream.point = ringPoint;
-             resampleStream.lineEnd = ringEnd;
-           }
-
-           function ringPoint(lambda, phi) {
-             linePoint(lambda00 = lambda, phi), x00 = x0, y00 = y0, a00 = a0, b00 = b0, c00 = c0;
-             resampleStream.point = linePoint;
-           }
-
-           function ringEnd() {
-             resampleLineTo(x0, y0, lambda0, a0, b0, c0, x00, y00, lambda00, a00, b00, c00, maxDepth, stream);
-             resampleStream.lineEnd = lineEnd;
-             lineEnd();
-           }
-
-           return resampleStream;
-         };
-       }
-
-       var transformRadians = transformer({
-         point: function point(x, y) {
-           this.stream.point(x * radians, y * radians);
-         }
-       });
-
-       function transformRotate(rotate) {
-         return transformer({
-           point: function point(x, y) {
-             var r = rotate(x, y);
-             return this.stream.point(r[0], r[1]);
-           }
-         });
-       }
-
-       function scaleTranslate(k, dx, dy, sx, sy) {
-         function transform(x, y) {
-           x *= sx;
-           y *= sy;
-           return [dx + k * x, dy - k * y];
-         }
-
-         transform.invert = function (x, y) {
-           return [(x - dx) / k * sx, (dy - y) / k * sy];
-         };
-
-         return transform;
-       }
-
-       function scaleTranslateRotate(k, dx, dy, sx, sy, alpha) {
-         if (!alpha) return scaleTranslate(k, dx, dy, sx, sy);
-         var cosAlpha = cos(alpha),
-             sinAlpha = sin(alpha),
-             a = cosAlpha * k,
-             b = sinAlpha * k,
-             ai = cosAlpha / k,
-             bi = sinAlpha / k,
-             ci = (sinAlpha * dy - cosAlpha * dx) / k,
-             fi = (sinAlpha * dx + cosAlpha * dy) / k;
-
-         function transform(x, y) {
-           x *= sx;
-           y *= sy;
-           return [a * x - b * y + dx, dy - b * x - a * y];
-         }
-
-         transform.invert = function (x, y) {
-           return [sx * (ai * x - bi * y + ci), sy * (fi - bi * x - ai * y)];
-         };
-
-         return transform;
-       }
-
-       function projection(project) {
-         return projectionMutator(function () {
-           return project;
-         })();
-       }
-       function projectionMutator(projectAt) {
-         var project,
-             k = 150,
-             // scale
-         x = 480,
-             y = 250,
-             // translate
-         lambda = 0,
-             phi = 0,
-             // center
-         deltaLambda = 0,
-             deltaPhi = 0,
-             deltaGamma = 0,
-             rotate,
-             // pre-rotate
-         alpha = 0,
-             // post-rotate angle
-         sx = 1,
-             // reflectX
-         sy = 1,
-             // reflectX
-         theta = null,
-             preclip = clipAntimeridian,
-             // pre-clip angle
-         x0 = null,
-             y0,
-             x1,
-             y1,
-             postclip = identity,
-             // post-clip extent
-         delta2 = 0.5,
-             // precision
-         projectResample,
-             projectTransform,
-             projectRotateTransform,
-             cache,
-             cacheStream;
-
-         function projection(point) {
-           return projectRotateTransform(point[0] * radians, point[1] * radians);
-         }
-
-         function invert(point) {
-           point = projectRotateTransform.invert(point[0], point[1]);
-           return point && [point[0] * degrees, point[1] * degrees];
-         }
-
-         projection.stream = function (stream) {
-           return cache && cacheStream === stream ? cache : cache = transformRadians(transformRotate(rotate)(preclip(projectResample(postclip(cacheStream = stream)))));
-         };
-
-         projection.preclip = function (_) {
-           return arguments.length ? (preclip = _, theta = undefined, reset()) : preclip;
-         };
-
-         projection.postclip = function (_) {
-           return arguments.length ? (postclip = _, x0 = y0 = x1 = y1 = null, reset()) : postclip;
-         };
-
-         projection.clipAngle = function (_) {
-           return arguments.length ? (preclip = +_ ? clipCircle(theta = _ * radians) : (theta = null, clipAntimeridian), reset()) : theta * degrees;
-         };
-
-         projection.clipExtent = function (_) {
-           return arguments.length ? (postclip = _ == null ? (x0 = y0 = x1 = y1 = null, identity) : clipRectangle(x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]), reset()) : x0 == null ? null : [[x0, y0], [x1, y1]];
-         };
-
-         projection.scale = function (_) {
-           return arguments.length ? (k = +_, recenter()) : k;
-         };
-
-         projection.translate = function (_) {
-           return arguments.length ? (x = +_[0], y = +_[1], recenter()) : [x, y];
-         };
-
-         projection.center = function (_) {
-           return arguments.length ? (lambda = _[0] % 360 * radians, phi = _[1] % 360 * radians, recenter()) : [lambda * degrees, phi * degrees];
-         };
-
-         projection.rotate = function (_) {
-           return arguments.length ? (deltaLambda = _[0] % 360 * radians, deltaPhi = _[1] % 360 * radians, deltaGamma = _.length > 2 ? _[2] % 360 * radians : 0, recenter()) : [deltaLambda * degrees, deltaPhi * degrees, deltaGamma * degrees];
-         };
-
-         projection.angle = function (_) {
-           return arguments.length ? (alpha = _ % 360 * radians, recenter()) : alpha * degrees;
-         };
-
-         projection.reflectX = function (_) {
-           return arguments.length ? (sx = _ ? -1 : 1, recenter()) : sx < 0;
-         };
-
-         projection.reflectY = function (_) {
-           return arguments.length ? (sy = _ ? -1 : 1, recenter()) : sy < 0;
-         };
-
-         projection.precision = function (_) {
-           return arguments.length ? (projectResample = resample(projectTransform, delta2 = _ * _), reset()) : sqrt$1(delta2);
-         };
-
-         projection.fitExtent = function (extent, object) {
-           return fitExtent(projection, extent, object);
-         };
-
-         projection.fitSize = function (size, object) {
-           return fitSize(projection, size, object);
-         };
-
-         projection.fitWidth = function (width, object) {
-           return fitWidth(projection, width, object);
-         };
-
-         projection.fitHeight = function (height, object) {
-           return fitHeight(projection, height, object);
-         };
-
-         function recenter() {
-           var center = scaleTranslateRotate(k, 0, 0, sx, sy, alpha).apply(null, project(lambda, phi)),
-               transform = scaleTranslateRotate(k, x - center[0], y - center[1], sx, sy, alpha);
-           rotate = rotateRadians(deltaLambda, deltaPhi, deltaGamma);
-           projectTransform = compose(project, transform);
-           projectRotateTransform = compose(rotate, projectTransform);
-           projectResample = resample(projectTransform, delta2);
-           return reset();
-         }
-
-         function reset() {
-           cache = cacheStream = null;
-           return projection;
-         }
-
-         return function () {
-           project = projectAt.apply(this, arguments);
-           projection.invert = project.invert && invert;
-           return recenter();
-         };
-       }
-
-       function mercatorRaw(lambda, phi) {
-         return [lambda, log$1(tan((halfPi + phi) / 2))];
-       }
-
-       mercatorRaw.invert = function (x, y) {
-         return [x, 2 * atan(exp(y)) - halfPi];
-       };
-
-       function mercator () {
-         return mercatorProjection(mercatorRaw).scale(961 / tau);
-       }
-       function mercatorProjection(project) {
-         var m = projection(project),
-             center = m.center,
-             scale = m.scale,
-             translate = m.translate,
-             clipExtent = m.clipExtent,
-             x0 = null,
-             y0,
-             x1,
-             y1; // clip extent
-
-         m.scale = function (_) {
-           return arguments.length ? (scale(_), reclip()) : scale();
-         };
-
-         m.translate = function (_) {
-           return arguments.length ? (translate(_), reclip()) : translate();
-         };
-
-         m.center = function (_) {
-           return arguments.length ? (center(_), reclip()) : center();
-         };
-
-         m.clipExtent = function (_) {
-           return arguments.length ? (_ == null ? x0 = y0 = x1 = y1 = null : (x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]), reclip()) : x0 == null ? null : [[x0, y0], [x1, y1]];
-         };
-
-         function reclip() {
-           var k = pi * scale(),
-               t = m(rotation(m.rotate()).invert([0, 0]));
-           return clipExtent(x0 == null ? [[t[0] - k, t[1] - k], [t[0] + k, t[1] + k]] : project === mercatorRaw ? [[Math.max(t[0] - k, x0), y0], [Math.min(t[0] + k, x1), y1]] : [[x0, Math.max(t[1] - k, y0)], [x1, Math.min(t[1] + k, y1)]]);
-         }
-
-         return reclip();
-       }
-
-       function d3_geoIdentity () {
-         var k = 1,
-             tx = 0,
-             ty = 0,
-             sx = 1,
-             sy = 1,
-             // scale, translate and reflect
-         alpha = 0,
-             ca,
-             sa,
-             // angle
-         x0 = null,
-             y0,
-             x1,
-             y1,
-             // clip extent
-         kx = 1,
-             ky = 1,
-             transform = transformer({
-           point: function point(x, y) {
-             var p = projection([x, y]);
-             this.stream.point(p[0], p[1]);
-           }
-         }),
-             postclip = identity,
-             cache,
-             cacheStream;
-
-         function reset() {
-           kx = k * sx;
-           ky = k * sy;
-           cache = cacheStream = null;
-           return projection;
-         }
-
-         function projection(p) {
-           var x = p[0] * kx,
-               y = p[1] * ky;
-
-           if (alpha) {
-             var t = y * ca - x * sa;
-             x = x * ca + y * sa;
-             y = t;
-           }
-
-           return [x + tx, y + ty];
-         }
-
-         projection.invert = function (p) {
-           var x = p[0] - tx,
-               y = p[1] - ty;
-
-           if (alpha) {
-             var t = y * ca + x * sa;
-             x = x * ca - y * sa;
-             y = t;
-           }
-
-           return [x / kx, y / ky];
-         };
-
-         projection.stream = function (stream) {
-           return cache && cacheStream === stream ? cache : cache = transform(postclip(cacheStream = stream));
-         };
-
-         projection.postclip = function (_) {
-           return arguments.length ? (postclip = _, x0 = y0 = x1 = y1 = null, reset()) : postclip;
-         };
-
-         projection.clipExtent = function (_) {
-           return arguments.length ? (postclip = _ == null ? (x0 = y0 = x1 = y1 = null, identity) : clipRectangle(x0 = +_[0][0], y0 = +_[0][1], x1 = +_[1][0], y1 = +_[1][1]), reset()) : x0 == null ? null : [[x0, y0], [x1, y1]];
-         };
-
-         projection.scale = function (_) {
-           return arguments.length ? (k = +_, reset()) : k;
-         };
-
-         projection.translate = function (_) {
-           return arguments.length ? (tx = +_[0], ty = +_[1], reset()) : [tx, ty];
-         };
-
-         projection.angle = function (_) {
-           return arguments.length ? (alpha = _ % 360 * radians, sa = sin(alpha), ca = cos(alpha), reset()) : alpha * degrees;
-         };
-
-         projection.reflectX = function (_) {
-           return arguments.length ? (sx = _ ? -1 : 1, reset()) : sx < 0;
-         };
-
-         projection.reflectY = function (_) {
-           return arguments.length ? (sy = _ ? -1 : 1, reset()) : sy < 0;
-         };
-
-         projection.fitExtent = function (extent, object) {
-           return fitExtent(projection, extent, object);
-         };
-
-         projection.fitSize = function (size, object) {
-           return fitSize(projection, size, object);
-         };
-
-         projection.fitWidth = function (width, object) {
-           return fitWidth(projection, width, object);
-         };
-
-         projection.fitHeight = function (height, object) {
-           return fitHeight(projection, height, object);
-         };
-
-         return projection;
-       }
-
-       // constants
-       var TAU = 2 * Math.PI;
-       var EQUATORIAL_RADIUS = 6356752.314245179;
-       var POLAR_RADIUS = 6378137.0;
-       function geoLatToMeters(dLat) {
-         return dLat * (TAU * POLAR_RADIUS / 360);
-       }
-       function geoLonToMeters(dLon, atLat) {
-         return Math.abs(atLat) >= 90 ? 0 : dLon * (TAU * EQUATORIAL_RADIUS / 360) * Math.abs(Math.cos(atLat * (Math.PI / 180)));
-       }
-       function geoMetersToLat(m) {
-         return m / (TAU * POLAR_RADIUS / 360);
-       }
-       function geoMetersToLon(m, atLat) {
-         return Math.abs(atLat) >= 90 ? 0 : m / (TAU * EQUATORIAL_RADIUS / 360) / Math.abs(Math.cos(atLat * (Math.PI / 180)));
-       }
-       function geoMetersToOffset(meters, tileSize) {
-         tileSize = tileSize || 256;
-         return [meters[0] * tileSize / (TAU * EQUATORIAL_RADIUS), -meters[1] * tileSize / (TAU * POLAR_RADIUS)];
-       }
-       function geoOffsetToMeters(offset, tileSize) {
-         tileSize = tileSize || 256;
-         return [offset[0] * TAU * EQUATORIAL_RADIUS / tileSize, -offset[1] * TAU * POLAR_RADIUS / tileSize];
-       } // Equirectangular approximation of spherical distances on Earth
+       function geoOffsetToMeters(offset, tileSize) {
+         tileSize = tileSize || 256;
+         return [offset[0] * TAU * EQUATORIAL_RADIUS / tileSize, -offset[1] * TAU * POLAR_RADIUS / tileSize];
+       } // Equirectangular approximation of spherical distances on Earth
 
        function geoSphericalDistance(a, b) {
          var x = geoLonToMeters(a[0] - b[0], (a[1] + b[1]) / 2);
          }
        });
 
-       var $every$1 = arrayIteration.every;
-
+       var $$w = _export;
+       var $every = arrayIteration.every;
+       var arrayMethodIsStrict$2 = arrayMethodIsStrict$9;
 
-       var STRICT_METHOD$6 = arrayMethodIsStrict('every');
+       var STRICT_METHOD$2 = arrayMethodIsStrict$2('every');
 
        // `Array.prototype.every` method
        // https://tc39.es/ecma262/#sec-array.prototype.every
-       _export({ target: 'Array', proto: true, forced: !STRICT_METHOD$6 }, {
+       $$w({ target: 'Array', proto: true, forced: !STRICT_METHOD$2 }, {
          every: function every(callbackfn /* , thisArg */) {
-           return $every$1(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+           return $every(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
          }
        });
 
-       var $reduce$1 = arrayReduce.left;
-
-
-
+       var $$v = _export;
+       var $reduce = arrayReduce.left;
+       var arrayMethodIsStrict$1 = arrayMethodIsStrict$9;
+       var CHROME_VERSION$1 = engineV8Version;
+       var IS_NODE$1 = engineIsNode;
 
-       var STRICT_METHOD$7 = arrayMethodIsStrict('reduce');
+       var STRICT_METHOD$1 = arrayMethodIsStrict$1('reduce');
        // Chrome 80-82 has a critical bug
        // https://bugs.chromium.org/p/chromium/issues/detail?id=1049982
-       var CHROME_BUG = !engineIsNode && engineV8Version > 79 && engineV8Version < 83;
+       var CHROME_BUG$1 = !IS_NODE$1 && CHROME_VERSION$1 > 79 && CHROME_VERSION$1 < 83;
 
        // `Array.prototype.reduce` method
        // https://tc39.es/ecma262/#sec-array.prototype.reduce
-       _export({ target: 'Array', proto: true, forced: !STRICT_METHOD$7 || CHROME_BUG }, {
+       $$v({ target: 'Array', proto: true, forced: !STRICT_METHOD$1 || CHROME_BUG$1 }, {
          reduce: function reduce(callbackfn /* , initialValue */) {
-           return $reduce$1(this, callbackfn, arguments.length, arguments.length > 1 ? arguments[1] : undefined);
+           var length = arguments.length;
+           return $reduce(this, callbackfn, length, length > 1 ? arguments[1] : undefined);
          }
        });
 
 
          var x = 0;
          var y = 0;
-         if (point[0] > dimensions[0] - pad[1]) x = -10;
-         if (point[0] < pad[3]) x = 10;
-         if (point[1] > dimensions[1] - pad[2]) y = -10;
-         if (point[1] < pad[0]) y = 10;
+
+         if (point[0] > dimensions[0] - pad[1]) {
+           x = -10;
+         }
+
+         if (point[0] < pad[3]) {
+           x = 10;
+         }
+
+         if (point[1] > dimensions[1] - pad[2]) {
+           y = -10;
+         }
+
+         if (point[1] < pad[0]) {
+           y = 10;
+         }
 
          if (x || y) {
            return [x, y];
          }
        }
 
-       var noop$1 = {
+       var noop = {
          value: function value() {}
        };
 
-       function dispatch() {
+       function dispatch$8() {
          for (var i = 0, n = arguments.length, _ = {}, t; i < n; ++i) {
            if (!(t = arguments[i] + "") || t in _ || /[\s.]/.test(t)) throw new Error("illegal type: " + t);
            _[t] = [];
          }
 
-         return new Dispatch$1(_);
+         return new Dispatch(_);
        }
 
-       function Dispatch$1(_) {
+       function Dispatch(_) {
          this._ = _;
        }
 
-       function parseTypenames(typenames, types) {
+       function parseTypenames$1(typenames, types) {
          return typenames.trim().split(/^|\s+/).map(function (t) {
            var name = "",
                i = t.indexOf(".");
          });
        }
 
-       Dispatch$1.prototype = dispatch.prototype = {
-         constructor: Dispatch$1,
+       Dispatch.prototype = dispatch$8.prototype = {
+         constructor: Dispatch,
          on: function on(typename, callback) {
            var _ = this._,
-               T = parseTypenames(typename + "", _),
+               T = parseTypenames$1(typename + "", _),
                t,
                i = -1,
                n = T.length; // If no callback was specified, return the callback of the given type and name.
 
            if (arguments.length < 2) {
              while (++i < n) {
-               if ((t = (typename = T[i]).type) && (t = get$3(_[t], typename.name))) return t;
+               if ((t = (typename = T[i]).type) && (t = get$2(_[t], typename.name))) return t;
              }
 
              return;
            if (callback != null && typeof callback !== "function") throw new Error("invalid callback: " + callback);
 
            while (++i < n) {
-             if (t = (typename = T[i]).type) _[t] = set$3(_[t], typename.name, callback);else if (callback == null) for (t in _) {
-               _[t] = set$3(_[t], typename.name, null);
+             if (t = (typename = T[i]).type) _[t] = set$1(_[t], typename.name, callback);else if (callback == null) for (t in _) {
+               _[t] = set$1(_[t], typename.name, null);
              }
            }
 
              copy[t] = _[t].slice();
            }
 
-           return new Dispatch$1(copy);
+           return new Dispatch(copy);
          },
          call: function call(type, that) {
            if ((n = arguments.length - 2) > 0) for (var args = new Array(n), i = 0, n, t; i < n; ++i) {
          }
        };
 
-       function get$3(type, name) {
+       function get$2(type, name) {
          for (var i = 0, n = type.length, c; i < n; ++i) {
            if ((c = type[i]).name === name) {
              return c.value;
          }
        }
 
-       function set$3(type, name, callback) {
+       function set$1(type, name, callback) {
          for (var i = 0, n = type.length; i < n; ++i) {
            if (type[i].name === name) {
-             type[i] = noop$1, type = type.slice(0, i).concat(type.slice(i + 1));
+             type[i] = noop, type = type.slice(0, i).concat(type.slice(i + 1));
              break;
            }
          }
            }
          }
 
-         return new Selection(subgroups, this._parents);
+         return new Selection$1(subgroups, this._parents);
        }
 
        function array (x) {
            }
          }
 
-         return new Selection(subgroups, parents);
+         return new Selection$1(subgroups, parents);
        }
 
-       var $find$1 = arrayIteration.find;
-
+       var $$u = _export;
+       var $find = arrayIteration.find;
+       var addToUnscopables$3 = addToUnscopables$6;
 
        var FIND = 'find';
-       var SKIPS_HOLES = true;
+       var SKIPS_HOLES$1 = true;
 
        // Shouldn't skip holes
-       if (FIND in []) Array(1)[FIND](function () { SKIPS_HOLES = false; });
+       if (FIND in []) Array(1)[FIND](function () { SKIPS_HOLES$1 = false; });
 
        // `Array.prototype.find` method
        // https://tc39.es/ecma262/#sec-array.prototype.find
-       _export({ target: 'Array', proto: true, forced: SKIPS_HOLES }, {
+       $$u({ target: 'Array', proto: true, forced: SKIPS_HOLES$1 }, {
          find: function find(callbackfn /* , that = undefined */) {
-           return $find$1(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+           return $find(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
          }
        });
 
        // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
-       addToUnscopables(FIND);
+       addToUnscopables$3(FIND);
 
        function matcher (selector) {
          return function () {
          };
        }
 
-       var find$1 = Array.prototype.find;
+       var find = Array.prototype.find;
 
        function childFind(match) {
          return function () {
-           return find$1.call(this.children, match);
+           return find.call(this.children, match);
          };
        }
 
            }
          }
 
-         return new Selection(subgroups, this._parents);
+         return new Selection$1(subgroups, this._parents);
        }
 
        function sparse (update) {
        }
 
        function selection_enter () {
-         return new Selection(this._enter || this._groups.map(sparse), this._parents);
+         return new Selection$1(this._enter || this._groups.map(sparse), this._parents);
        }
        function EnterNode(parent, datum) {
          this.ownerDocument = parent.ownerDocument;
          }
        };
 
-       function constant (x) {
+       function constant$3 (x) {
          return function () {
            return x;
          };
          var bind = key ? bindKey : bindIndex,
              parents = this._parents,
              groups = this._groups;
-         if (typeof value !== "function") value = constant(value);
+         if (typeof value !== "function") value = constant$3(value);
 
          for (var m = groups.length, update = new Array(m), enter = new Array(m), exit = new Array(m), j = 0; j < m; ++j) {
            var parent = parents[j],
            }
          }
 
-         update = new Selection(update, parents);
+         update = new Selection$1(update, parents);
          update._enter = enter;
          update._exit = exit;
          return update;
        }
 
        function selection_exit () {
-         return new Selection(this._exit || this._groups.map(sparse), this._parents);
+         return new Selection$1(this._exit || this._groups.map(sparse), this._parents);
        }
 
        function selection_join (onenter, onupdate, onexit) {
        }
 
        function selection_merge (selection) {
-         if (!(selection instanceof Selection)) throw new Error("invalid merge");
+         if (!(selection instanceof Selection$1)) throw new Error("invalid merge");
 
          for (var groups0 = this._groups, groups1 = selection._groups, m0 = groups0.length, m1 = groups1.length, m = Math.min(m0, m1), merges = new Array(m0), j = 0; j < m; ++j) {
            for (var group0 = groups0[j], group1 = groups1[j], n = group0.length, merge = merges[j] = new Array(n), node, i = 0; i < n; ++i) {
            merges[j] = groups0[j];
          }
 
-         return new Selection(merges, this._parents);
+         return new Selection$1(merges, this._parents);
        }
 
        function selection_order () {
            sortgroup.sort(compareNode);
          }
 
-         return new Selection(sortgroups, this._parents).order();
+         return new Selection$1(sortgroups, this._parents).order();
        }
 
        function ascending(a, b) {
          return this;
        }
 
-       function attrRemove(name) {
+       function attrRemove$1(name) {
          return function () {
            this.removeAttribute(name);
          };
        }
 
-       function attrRemoveNS(fullname) {
+       function attrRemoveNS$1(fullname) {
          return function () {
            this.removeAttributeNS(fullname.space, fullname.local);
          };
        }
 
-       function attrConstant(name, value) {
+       function attrConstant$1(name, value) {
          return function () {
            this.setAttribute(name, value);
          };
        }
 
-       function attrConstantNS(fullname, value) {
+       function attrConstantNS$1(fullname, value) {
          return function () {
            this.setAttributeNS(fullname.space, fullname.local, value);
          };
        }
 
-       function attrFunction(name, value) {
+       function attrFunction$1(name, value) {
          return function () {
            var v = value.apply(this, arguments);
            if (v == null) this.removeAttribute(name);else this.setAttribute(name, v);
          };
        }
 
-       function attrFunctionNS(fullname, value) {
+       function attrFunctionNS$1(fullname, value) {
          return function () {
            var v = value.apply(this, arguments);
            if (v == null) this.removeAttributeNS(fullname.space, fullname.local);else this.setAttributeNS(fullname.space, fullname.local, v);
            return fullname.local ? node.getAttributeNS(fullname.space, fullname.local) : node.getAttribute(fullname);
          }
 
-         return this.each((value == null ? fullname.local ? attrRemoveNS : attrRemove : typeof value === "function" ? fullname.local ? attrFunctionNS : attrFunction : fullname.local ? attrConstantNS : attrConstant)(fullname, value));
+         return this.each((value == null ? fullname.local ? attrRemoveNS$1 : attrRemove$1 : typeof value === "function" ? fullname.local ? attrFunctionNS$1 : attrFunction$1 : fullname.local ? attrConstantNS$1 : attrConstant$1)(fullname, value));
        }
 
        function defaultView (node) {
-         return node.ownerDocument && node.ownerDocument.defaultView || // node is a Node
-         node.document && node // node is a Window
+         return node.ownerDocument && node.ownerDocument.defaultView // node is a Node
+         || node.document && node // node is a Window
          || node.defaultView; // node is a Document
        }
 
-       function styleRemove(name) {
+       function styleRemove$1(name) {
          return function () {
            this.style.removeProperty(name);
          };
        }
 
-       function styleConstant(name, value, priority) {
+       function styleConstant$1(name, value, priority) {
          return function () {
            this.style.setProperty(name, value, priority);
          };
        }
 
-       function styleFunction(name, value, priority) {
+       function styleFunction$1(name, value, priority) {
          return function () {
            var v = value.apply(this, arguments);
            if (v == null) this.style.removeProperty(name);else this.style.setProperty(name, v, priority);
        }
 
        function selection_style (name, value, priority) {
-         return arguments.length > 1 ? this.each((value == null ? styleRemove : typeof value === "function" ? styleFunction : styleConstant)(name, value, priority == null ? "" : priority)) : styleValue(this.node(), name);
+         return arguments.length > 1 ? this.each((value == null ? styleRemove$1 : typeof value === "function" ? styleFunction$1 : styleConstant$1)(name, value, priority == null ? "" : priority)) : styleValue(this.node(), name);
        }
        function styleValue(node, name) {
          return node.style.getPropertyValue(name) || defaultView(node).getComputedStyle(node, null).getPropertyValue(name);
          this.textContent = "";
        }
 
-       function textConstant(value) {
+       function textConstant$1(value) {
          return function () {
            this.textContent = value;
          };
        }
 
-       function textFunction(value) {
+       function textFunction$1(value) {
          return function () {
            var v = value.apply(this, arguments);
            this.textContent = v == null ? "" : v;
        }
 
        function selection_text (value) {
-         return arguments.length ? this.each(value == null ? textRemove : (typeof value === "function" ? textFunction : textConstant)(value)) : this.node().textContent;
+         return arguments.length ? this.each(value == null ? textRemove : (typeof value === "function" ? textFunction$1 : textConstant$1)(value)) : this.node().textContent;
        }
 
        function htmlRemove() {
          });
        }
 
-       function remove() {
+       function remove$7() {
          var parent = this.parentNode;
          if (parent) parent.removeChild(this);
        }
 
        function selection_remove () {
-         return this.each(remove);
+         return this.each(remove$7);
        }
 
        function selection_cloneShallow() {
          };
        }
 
-       function parseTypenames$1(typenames) {
+       function parseTypenames(typenames) {
          return typenames.trim().split(/^|\s+/).map(function (t) {
            var name = "",
                i = t.indexOf(".");
        }
 
        function selection_on (typename, value, options) {
-         var typenames = parseTypenames$1(typename + ""),
+         var typenames = parseTypenames(typename + ""),
              i,
              n = typenames.length,
              t;
          return this;
        }
 
-       function dispatchEvent$1(node, type, params) {
+       function dispatchEvent(node, type, params) {
          var window = defaultView(node),
              event = window.CustomEvent;
 
 
        function dispatchConstant(type, params) {
          return function () {
-           return dispatchEvent$1(this, type, params);
+           return dispatchEvent(this, type, params);
          };
        }
 
        function dispatchFunction(type, params) {
          return function () {
-           return dispatchEvent$1(this, type, params.apply(this, arguments));
+           return dispatchEvent(this, type, params.apply(this, arguments));
          };
        }
 
          return this.each((typeof params === "function" ? dispatchFunction : dispatchConstant)(type, params));
        }
 
-       var _marked$2 = /*#__PURE__*/regeneratorRuntime.mark(_callee);
+       var _marked$1 = /*#__PURE__*/regeneratorRuntime.mark(_callee);
 
        function _callee() {
          var groups, j, m, group, i, n, node;
                  return _context.stop();
              }
            }
-         }, _marked$2, this);
+         }, _marked$1, this);
        }
 
-       var root = [null];
-       function Selection(groups, parents) {
+       var root$1 = [null];
+       function Selection$1(groups, parents) {
          this._groups = groups;
          this._parents = parents;
        }
 
        function selection() {
-         return new Selection([[document.documentElement]], root);
+         return new Selection$1([[document.documentElement]], root$1);
        }
 
        function selection_selection() {
          return this;
        }
 
-       Selection.prototype = selection.prototype = _defineProperty({
-         constructor: Selection,
+       Selection$1.prototype = selection.prototype = _defineProperty({
+         constructor: Selection$1,
          select: selection_select,
          selectAll: selection_selectAll,
          selectChild: selection_selectChild,
        }, Symbol.iterator, _callee);
 
        function select (selector) {
-         return typeof selector === "string" ? new Selection([[document.querySelector(selector)]], [document.documentElement]) : new Selection([[selector]], root);
+         return typeof selector === "string" ? new Selection$1([[document.querySelector(selector)]], [document.documentElement]) : new Selection$1([[selector]], root$1);
        }
 
        function sourceEvent (event) {
        }
 
        function selectAll (selector) {
-         return typeof selector === "string" ? new Selection([document.querySelectorAll(selector)], [document.documentElement]) : new Selection([selector == null ? [] : array(selector)], root);
+         return typeof selector === "string" ? new Selection$1([document.querySelectorAll(selector)], [document.documentElement]) : new Selection$1([selector == null ? [] : array(selector)], root$1);
        }
 
-       function nopropagation(event) {
+       function nopropagation$1(event) {
          event.stopImmediatePropagation();
        }
-       function noevent (event) {
+       function noevent$1 (event) {
          event.preventDefault();
          event.stopImmediatePropagation();
        }
 
        function dragDisable (view) {
          var root = view.document.documentElement,
-             selection = select(view).on("dragstart.drag", noevent, true);
+             selection = select(view).on("dragstart.drag", noevent$1, true);
 
          if ("onselectstart" in root) {
-           selection.on("selectstart.drag", noevent, true);
+           selection.on("selectstart.drag", noevent$1, true);
          } else {
            root.__noselect = root.style.MozUserSelect;
            root.style.MozUserSelect = "none";
              selection = select(view).on("dragstart.drag", null);
 
          if (noclick) {
-           selection.on("click.drag", noevent, true);
+           selection.on("click.drag", noevent$1, true);
            setTimeout(function () {
              selection.on("click.drag", null);
            }, 0);
          }
        }
 
-       var constant$1 = (function (x) {
+       var constant$2 = (function (x) {
          return function () {
            return x;
          };
          return value === this._ ? this : value;
        };
 
-       function defaultFilter(event) {
+       function defaultFilter$2(event) {
          return !event.ctrlKey && !event.button;
        }
 
          } : d;
        }
 
-       function defaultTouchable() {
+       function defaultTouchable$1() {
          return navigator.maxTouchPoints || "ontouchstart" in this;
        }
 
        function d3_drag () {
-         var filter = defaultFilter,
+         var filter = defaultFilter$2,
              container = defaultContainer,
              subject = defaultSubject,
-             touchable = defaultTouchable,
+             touchable = defaultTouchable$1,
              gestures = {},
-             listeners = dispatch("start", "drag", "end"),
+             listeners = dispatch$8("start", "drag", "end"),
              active = 0,
              mousedownx,
              mousedowny,
            if (!gesture) return;
            select(event.view).on("mousemove.drag", mousemoved, true).on("mouseup.drag", mouseupped, true);
            dragDisable(event.view);
-           nopropagation(event);
+           nopropagation$1(event);
            mousemoving = false;
            mousedownx = event.clientX;
            mousedowny = event.clientY;
          }
 
          function mousemoved(event) {
-           noevent(event);
+           noevent$1(event);
 
            if (!mousemoving) {
              var dx = event.clientX - mousedownx,
          function mouseupped(event) {
            select(event.view).on("mousemove.drag mouseup.drag", null);
            yesdrag(event.view, mousemoving);
-           noevent(event);
+           noevent$1(event);
            gestures.mouse("end", event);
          }
 
 
            for (i = 0; i < n; ++i) {
              if (gesture = beforestart(this, c, event, d, touches[i].identifier, touches[i])) {
-               nopropagation(event);
+               nopropagation$1(event);
                gesture("start", event, touches[i]);
              }
            }
 
            for (i = 0; i < n; ++i) {
              if (gesture = gestures[touches[i].identifier]) {
-               noevent(event);
+               noevent$1(event);
                gesture("drag", event, touches[i]);
              }
            }
 
            for (i = 0; i < n; ++i) {
              if (gesture = gestures[touches[i].identifier]) {
-               nopropagation(event);
+               nopropagation$1(event);
                gesture("end", event, touches[i]);
              }
            }
          }
 
          drag.filter = function (_) {
-           return arguments.length ? (filter = typeof _ === "function" ? _ : constant$1(!!_), drag) : filter;
+           return arguments.length ? (filter = typeof _ === "function" ? _ : constant$2(!!_), drag) : filter;
          };
 
          drag.container = function (_) {
-           return arguments.length ? (container = typeof _ === "function" ? _ : constant$1(_), drag) : container;
+           return arguments.length ? (container = typeof _ === "function" ? _ : constant$2(_), drag) : container;
          };
 
          drag.subject = function (_) {
-           return arguments.length ? (subject = typeof _ === "function" ? _ : constant$1(_), drag) : subject;
+           return arguments.length ? (subject = typeof _ === "function" ? _ : constant$2(_), drag) : subject;
          };
 
          drag.touchable = function (_) {
-           return arguments.length ? (touchable = typeof _ === "function" ? _ : constant$1(!!_), drag) : touchable;
+           return arguments.length ? (touchable = typeof _ === "function" ? _ : constant$2(!!_), drag) : touchable;
          };
 
          drag.on = function () {
          return drag;
        }
 
-       var defineProperty$8 = objectDefineProperty.f;
+       var DESCRIPTORS$4 = descriptors;
+       var global$b = global$1m;
+       var uncurryThis$e = functionUncurryThis;
+       var isForced$1 = isForced_1;
+       var inheritIfRequired$1 = inheritIfRequired$4;
+       var createNonEnumerableProperty = createNonEnumerableProperty$b;
+       var defineProperty$1 = objectDefineProperty.f;
        var getOwnPropertyNames$1 = objectGetOwnPropertyNames.f;
+       var isPrototypeOf$1 = objectIsPrototypeOf;
+       var isRegExp$1 = isRegexp;
+       var toString$9 = toString$k;
+       var regExpFlags$1 = regexpFlags$1;
+       var stickyHelpers = regexpStickyHelpers;
+       var redefine$3 = redefine$h.exports;
+       var fails$a = fails$S;
+       var hasOwn$2 = hasOwnProperty_1;
+       var enforceInternalState = internalState.enforce;
+       var setSpecies = setSpecies$5;
+       var wellKnownSymbol$1 = wellKnownSymbol$t;
+       var UNSUPPORTED_DOT_ALL = regexpUnsupportedDotAll;
+       var UNSUPPORTED_NCG = regexpUnsupportedNcg;
 
-
-
-
-
-       var setInternalState$8 = internalState.set;
-
-
-
-       var MATCH$1 = wellKnownSymbol('match');
-       var NativeRegExp = global_1.RegExp;
+       var MATCH$1 = wellKnownSymbol$1('match');
+       var NativeRegExp = global$b.RegExp;
        var RegExpPrototype$1 = NativeRegExp.prototype;
+       var SyntaxError$1 = global$b.SyntaxError;
+       var getFlags = uncurryThis$e(regExpFlags$1);
+       var exec$2 = uncurryThis$e(RegExpPrototype$1.exec);
+       var charAt$1 = uncurryThis$e(''.charAt);
+       var replace$3 = uncurryThis$e(''.replace);
+       var stringIndexOf$1 = uncurryThis$e(''.indexOf);
+       var stringSlice$4 = uncurryThis$e(''.slice);
+       // TODO: Use only propper RegExpIdentifierName
+       var IS_NCG = /^\?<[^\s\d!#%&*+<=>@^][^\s!#%&*+<=>@^]*>/;
        var re1 = /a/g;
        var re2 = /a/g;
 
        // "new" should create a new object, old webkit bug
        var CORRECT_NEW = new NativeRegExp(re1) !== re1;
 
-       var UNSUPPORTED_Y$2 = regexpStickyHelpers.UNSUPPORTED_Y;
+       var UNSUPPORTED_Y = stickyHelpers.UNSUPPORTED_Y;
+
+       var BASE_FORCED = DESCRIPTORS$4 &&
+         (!CORRECT_NEW || UNSUPPORTED_Y || UNSUPPORTED_DOT_ALL || UNSUPPORTED_NCG || fails$a(function () {
+           re2[MATCH$1] = false;
+           // RegExp constructor can alter flags and IsRegExp works correct with @@match
+           return NativeRegExp(re1) != re1 || NativeRegExp(re2) == re2 || NativeRegExp(re1, 'i') != '/a/i';
+         }));
+
+       var handleDotAll = function (string) {
+         var length = string.length;
+         var index = 0;
+         var result = '';
+         var brackets = false;
+         var chr;
+         for (; index <= length; index++) {
+           chr = charAt$1(string, index);
+           if (chr === '\\') {
+             result += chr + charAt$1(string, ++index);
+             continue;
+           }
+           if (!brackets && chr === '.') {
+             result += '[\\s\\S]';
+           } else {
+             if (chr === '[') {
+               brackets = true;
+             } else if (chr === ']') {
+               brackets = false;
+             } result += chr;
+           }
+         } return result;
+       };
 
-       var FORCED$b = descriptors && isForced_1('RegExp', (!CORRECT_NEW || UNSUPPORTED_Y$2 || fails(function () {
-         re2[MATCH$1] = false;
-         // RegExp constructor can alter flags and IsRegExp works correct with @@match
-         return NativeRegExp(re1) != re1 || NativeRegExp(re2) == re2 || NativeRegExp(re1, 'i') != '/a/i';
-       })));
+       var handleNCG = function (string) {
+         var length = string.length;
+         var index = 0;
+         var result = '';
+         var named = [];
+         var names = {};
+         var brackets = false;
+         var ncg = false;
+         var groupid = 0;
+         var groupname = '';
+         var chr;
+         for (; index <= length; index++) {
+           chr = charAt$1(string, index);
+           if (chr === '\\') {
+             chr = chr + charAt$1(string, ++index);
+           } else if (chr === ']') {
+             brackets = false;
+           } else if (!brackets) switch (true) {
+             case chr === '[':
+               brackets = true;
+               break;
+             case chr === '(':
+               if (exec$2(IS_NCG, stringSlice$4(string, index + 1))) {
+                 index += 2;
+                 ncg = true;
+               }
+               result += chr;
+               groupid++;
+               continue;
+             case chr === '>' && ncg:
+               if (groupname === '' || hasOwn$2(names, groupname)) {
+                 throw new SyntaxError$1('Invalid capture group name');
+               }
+               names[groupname] = true;
+               named[named.length] = [groupname, groupid];
+               ncg = false;
+               groupname = '';
+               continue;
+           }
+           if (ncg) groupname += chr;
+           else result += chr;
+         } return [result, named];
+       };
 
        // `RegExp` constructor
        // https://tc39.es/ecma262/#sec-regexp-constructor
-       if (FORCED$b) {
+       if (isForced$1('RegExp', BASE_FORCED)) {
          var RegExpWrapper = function RegExp(pattern, flags) {
-           var thisIsRegExp = this instanceof RegExpWrapper;
-           var patternIsRegExp = isRegexp(pattern);
+           var thisIsRegExp = isPrototypeOf$1(RegExpPrototype$1, this);
+           var patternIsRegExp = isRegExp$1(pattern);
            var flagsAreUndefined = flags === undefined;
-           var sticky;
+           var groups = [];
+           var rawPattern = pattern;
+           var rawFlags, dotAll, sticky, handled, result, state;
 
-           if (!thisIsRegExp && patternIsRegExp && pattern.constructor === RegExpWrapper && flagsAreUndefined) {
+           if (!thisIsRegExp && patternIsRegExp && flagsAreUndefined && pattern.constructor === RegExpWrapper) {
              return pattern;
            }
 
-           if (CORRECT_NEW) {
-             if (patternIsRegExp && !flagsAreUndefined) pattern = pattern.source;
-           } else if (pattern instanceof RegExpWrapper) {
-             if (flagsAreUndefined) flags = regexpFlags.call(pattern);
+           if (patternIsRegExp || isPrototypeOf$1(RegExpPrototype$1, pattern)) {
              pattern = pattern.source;
+             if (flagsAreUndefined) flags = 'flags' in rawPattern ? rawPattern.flags : getFlags(rawPattern);
            }
 
-           if (UNSUPPORTED_Y$2) {
-             sticky = !!flags && flags.indexOf('y') > -1;
-             if (sticky) flags = flags.replace(/y/g, '');
+           pattern = pattern === undefined ? '' : toString$9(pattern);
+           flags = flags === undefined ? '' : toString$9(flags);
+           rawPattern = pattern;
+
+           if (UNSUPPORTED_DOT_ALL && 'dotAll' in re1) {
+             dotAll = !!flags && stringIndexOf$1(flags, 's') > -1;
+             if (dotAll) flags = replace$3(flags, /s/g, '');
            }
 
-           var result = inheritIfRequired(
-             CORRECT_NEW ? new NativeRegExp(pattern, flags) : NativeRegExp(pattern, flags),
-             thisIsRegExp ? this : RegExpPrototype$1,
-             RegExpWrapper
-           );
+           rawFlags = flags;
+
+           if (UNSUPPORTED_Y && 'sticky' in re1) {
+             sticky = !!flags && stringIndexOf$1(flags, 'y') > -1;
+             if (sticky) flags = replace$3(flags, /y/g, '');
+           }
+
+           if (UNSUPPORTED_NCG) {
+             handled = handleNCG(pattern);
+             pattern = handled[0];
+             groups = handled[1];
+           }
 
-           if (UNSUPPORTED_Y$2 && sticky) setInternalState$8(result, { sticky: sticky });
+           result = inheritIfRequired$1(NativeRegExp(pattern, flags), thisIsRegExp ? this : RegExpPrototype$1, RegExpWrapper);
+
+           if (dotAll || sticky || groups.length) {
+             state = enforceInternalState(result);
+             if (dotAll) {
+               state.dotAll = true;
+               state.raw = RegExpWrapper(handleDotAll(pattern), rawFlags);
+             }
+             if (sticky) state.sticky = true;
+             if (groups.length) state.groups = groups;
+           }
+
+           if (pattern !== rawPattern) try {
+             // fails in old engines, but we have no alternatives for unsupported regex syntax
+             createNonEnumerableProperty(result, 'source', rawPattern === '' ? '(?:)' : rawPattern);
+           } catch (error) { /* empty */ }
 
            return result;
          };
+
          var proxy = function (key) {
-           key in RegExpWrapper || defineProperty$8(RegExpWrapper, key, {
+           key in RegExpWrapper || defineProperty$1(RegExpWrapper, key, {
              configurable: true,
              get: function () { return NativeRegExp[key]; },
              set: function (it) { NativeRegExp[key] = it; }
            });
          };
-         var keys$2 = getOwnPropertyNames$1(NativeRegExp);
-         var index = 0;
-         while (keys$2.length > index) proxy(keys$2[index++]);
+
+         for (var keys$1 = getOwnPropertyNames$1(NativeRegExp), index$1 = 0; keys$1.length > index$1;) {
+           proxy(keys$1[index$1++]);
+         }
+
          RegExpPrototype$1.constructor = RegExpWrapper;
          RegExpWrapper.prototype = RegExpPrototype$1;
-         redefine(global_1, 'RegExp', RegExpWrapper);
+         redefine$3(global$b, 'RegExp', RegExpWrapper);
        }
 
        // https://tc39.es/ecma262/#sec-get-regexp-@@species
          constructor.prototype = factory.prototype = prototype;
          prototype.constructor = constructor;
        }
-       function extend(parent, definition) {
+       function extend$3(parent, definition) {
          var prototype = Object.create(parent.prototype);
 
          for (var key in definition) {
          this.b = +b;
          this.opacity = +opacity;
        }
-       define(Rgb, rgb, extend(Color, {
+       define(Rgb, rgb, extend$3(Color, {
          brighter: function brighter(k) {
            k = k == null ? _brighter : Math.pow(_brighter, k);
            return new Rgb(this.r * k, this.g * k, this.b * k, this.opacity);
        }));
 
        function rgb_formatHex() {
-         return "#" + hex$2(this.r) + hex$2(this.g) + hex$2(this.b);
+         return "#" + hex$1(this.r) + hex$1(this.g) + hex$1(this.b);
        }
 
        function rgb_formatRgb() {
          return (a === 1 ? "rgb(" : "rgba(") + Math.max(0, Math.min(255, Math.round(this.r) || 0)) + ", " + Math.max(0, Math.min(255, Math.round(this.g) || 0)) + ", " + Math.max(0, Math.min(255, Math.round(this.b) || 0)) + (a === 1 ? ")" : ", " + a + ")");
        }
 
-       function hex$2(value) {
+       function hex$1(value) {
          value = Math.max(0, Math.min(255, Math.round(value) || 0));
          return (value < 16 ? "0" : "") + value.toString(16);
        }
          this.opacity = +opacity;
        }
 
-       define(Hsl, hsl, extend(Color, {
+       define(Hsl, hsl, extend$3(Color, {
          brighter: function brighter(k) {
            k = k == null ? _brighter : Math.pow(_brighter, k);
            return new Hsl(this.h, this.s, this.l * k, this.opacity);
          return (h < 60 ? m1 + (m2 - m1) * h / 60 : h < 180 ? m2 : h < 240 ? m1 + (m2 - m1) * (240 - h) / 60 : m1) * 255;
        }
 
-       var constant$2 = (function (x) {
+       var constant$1 = (function (x) {
          return function () {
            return x;
          };
        });
 
-       function linear(a, d) {
+       function linear$2(a, d) {
          return function (t) {
            return a + t * d;
          };
        }
        function gamma(y) {
          return (y = +y) === 1 ? nogamma : function (a, b) {
-           return b - a ? exponential(a, b, y) : constant$2(isNaN(a) ? b : a);
+           return b - a ? exponential(a, b, y) : constant$1(isNaN(a) ? b : a);
          };
        }
        function nogamma(a, b) {
          var d = b - a;
-         return d ? linear(a, d) : constant$2(isNaN(a) ? b : a);
+         return d ? linear$2(a, d) : constant$1(isNaN(a) ? b : a);
        }
 
        var d3_interpolateRgb = (function rgbGamma(y) {
              i;
 
          for (i = 0; i < na; ++i) {
-           x[i] = interpolate(a[i], b[i]);
+           x[i] = interpolate$1(a[i], b[i]);
          }
 
          for (; i < nb; ++i) {
 
          for (k in b) {
            if (k in a) {
-             i[k] = interpolate(a[k], b[k]);
+             i[k] = interpolate$1(a[k], b[k]);
            } else {
              c[k] = b[k];
            }
          });
        }
 
-       function interpolate (a, b) {
+       function interpolate$1 (a, b) {
          var t = _typeof(b),
              c;
 
-         return b == null || t === "boolean" ? constant$2(b) : (t === "number" ? d3_interpolateNumber : t === "string" ? (c = color(b)) ? (b = c, d3_interpolateRgb) : interpolateString : b instanceof color ? d3_interpolateRgb : b instanceof Date ? date : isNumberArray(b) ? numberArray : Array.isArray(b) ? genericArray : typeof b.valueOf !== "function" && typeof b.toString !== "function" || isNaN(b) ? object : d3_interpolateNumber)(a, b);
+         return b == null || t === "boolean" ? constant$1(b) : (t === "number" ? d3_interpolateNumber : t === "string" ? (c = color(b)) ? (b = c, d3_interpolateRgb) : interpolateString : b instanceof color ? d3_interpolateRgb : b instanceof Date ? date : isNumberArray(b) ? numberArray : Array.isArray(b) ? genericArray : typeof b.valueOf !== "function" && typeof b.toString !== "function" || isNaN(b) ? object : d3_interpolateNumber)(a, b);
        }
 
        function interpolateRound (a, b) {
          };
        }
 
-       var degrees$1 = 180 / Math.PI;
-       var identity$1 = {
+       var degrees = 180 / Math.PI;
+       var identity$3 = {
          translateX: 0,
          translateY: 0,
          rotate: 0,
          return {
            translateX: e,
            translateY: f,
-           rotate: Math.atan2(b, a) * degrees$1,
-           skewX: Math.atan(skewX) * degrees$1,
+           rotate: Math.atan2(b, a) * degrees,
+           skewX: Math.atan(skewX) * degrees,
            scaleX: scaleX,
            scaleY: scaleY
          };
 
        function parseCss(value) {
          var m = new (typeof DOMMatrix === "function" ? DOMMatrix : WebKitCSSMatrix)(value + "");
-         return m.isIdentity ? identity$1 : decompose(m.a, m.b, m.c, m.d, m.e, m.f);
+         return m.isIdentity ? identity$3 : decompose(m.a, m.b, m.c, m.d, m.e, m.f);
        }
        function parseSvg(value) {
-         if (value == null) return identity$1;
+         if (value == null) return identity$3;
          if (!svgNode) svgNode = document.createElementNS("http://www.w3.org/2000/svg", "g");
          svgNode.setAttribute("transform", value);
-         if (!(value = svgNode.transform.baseVal.consolidate())) return identity$1;
+         if (!(value = svgNode.transform.baseVal.consolidate())) return identity$3;
          value = value.matrix;
          return decompose(value.a, value.b, value.c, value.d, value.e, value.f);
        }
        var interpolateTransformCss = interpolateTransform(parseCss, "px, ", "px)", "deg)");
        var interpolateTransformSvg = interpolateTransform(parseSvg, ", ", ")", ")");
 
-       var epsilon2$1 = 1e-12;
+       var epsilon2 = 1e-12;
 
        function cosh(x) {
          return ((x = Math.exp(x)) + 1 / x) / 2;
                i,
                S; // Special case for u0 ≅ u1.
 
-           if (d2 < epsilon2$1) {
+           if (d2 < epsilon2) {
              S = Math.log(w1 / w0) / rho;
 
              i = function i(t) {
              };
            } // General case.
            else {
-               var d1 = Math.sqrt(d2),
-                   b0 = (w1 * w1 - w0 * w0 + rho4 * d2) / (2 * w0 * rho2 * d1),
-                   b1 = (w1 * w1 - w0 * w0 - rho4 * d2) / (2 * w1 * rho2 * d1),
-                   r0 = Math.log(Math.sqrt(b0 * b0 + 1) - b0),
-                   r1 = Math.log(Math.sqrt(b1 * b1 + 1) - b1);
-               S = (r1 - r0) / rho;
-
-               i = function i(t) {
-                 var s = t * S,
-                     coshr0 = cosh(r0),
-                     u = w0 / (rho2 * d1) * (coshr0 * tanh(rho * s + r0) - sinh(r0));
-                 return [ux0 + u * dx, uy0 + u * dy, w0 * coshr0 / cosh(rho * s + r0)];
-               };
-             }
+             var d1 = Math.sqrt(d2),
+                 b0 = (w1 * w1 - w0 * w0 + rho4 * d2) / (2 * w0 * rho2 * d1),
+                 b1 = (w1 * w1 - w0 * w0 - rho4 * d2) / (2 * w1 * rho2 * d1),
+                 r0 = Math.log(Math.sqrt(b0 * b0 + 1) - b0),
+                 r1 = Math.log(Math.sqrt(b1 * b1 + 1) - b1);
+             S = (r1 - r0) / rho;
+
+             i = function i(t) {
+               var s = t * S,
+                   coshr0 = cosh(r0),
+                   u = w0 / (rho2 * d1) * (coshr0 * tanh(rho * s + r0) - sinh(r0));
+               return [ux0 + u * dx, uy0 + u * dy, w0 * coshr0 / cosh(rho * s + r0)];
+             };
+           }
 
            i.duration = S * 1000 * rho / Math.SQRT2;
            return i;
          return samples;
        }
 
+       var $$t = _export;
+       var bind$4 = functionBind;
+
        // `Function.prototype.bind` method
        // https://tc39.es/ecma262/#sec-function.prototype.bind
-       _export({ target: 'Function', proto: true }, {
-         bind: functionBind
+       $$t({ target: 'Function', proto: true }, {
+         bind: bind$4
        });
 
        var frame = 0,
            setFrame = (typeof window === "undefined" ? "undefined" : _typeof(window)) === "object" && window.requestAnimationFrame ? window.requestAnimationFrame.bind(window) : function (f) {
          setTimeout(f, 17);
        };
-       function now() {
+       function now$1() {
          return clockNow || (setFrame(clearNow), clockNow = clock.now() + clockSkew);
        }
 
          constructor: Timer,
          restart: function restart(callback, delay, time) {
            if (typeof callback !== "function") throw new TypeError("callback is not a function");
-           time = (time == null ? now() : +time) + (delay == null ? 0 : +delay);
+           time = (time == null ? now$1() : +time) + (delay == null ? 0 : +delay);
 
            if (!this._next && taskTail !== this) {
              if (taskTail) taskTail._next = this;else taskHead = this;
          return t;
        }
        function timerFlush() {
-         now(); // Get the current time, if not already set.
+         now$1(); // Get the current time, if not already set.
 
          ++frame; // Pretend we’ve set an alarm, if we haven’t already.
 
          return t;
        }
 
-       var emptyOn = dispatch("start", "end", "cancel", "interrupt");
+       var emptyOn = dispatch$8("start", "end", "cancel", "interrupt");
        var emptyTween = [];
        var CREATED = 0;
        var SCHEDULED = 1;
        function schedule (node, name, id, index, group, timing) {
          var schedules = node.__transition;
          if (!schedules) node.__transition = {};else if (id in schedules) return;
-         create(node, id, {
+         create$2(node, id, {
            name: name,
            index: index,
            // For context during callback.
          });
        }
        function init(node, id) {
-         var schedule = get$4(node, id);
+         var schedule = get$1(node, id);
          if (schedule.state > CREATED) throw new Error("too late; already scheduled");
          return schedule;
        }
-       function set$4(node, id) {
-         var schedule = get$4(node, id);
+       function set(node, id) {
+         var schedule = get$1(node, id);
          if (schedule.state > STARTED) throw new Error("too late; already running");
          return schedule;
        }
-       function get$4(node, id) {
+       function get$1(node, id) {
          var schedule = node.__transition;
          if (!schedule || !(schedule = schedule[id])) throw new Error("transition not found");
          return schedule;
        }
 
-       function create(node, id, self) {
+       function create$2(node, id, self) {
          var schedules = node.__transition,
              tween; // Initialize the self timer when the transition is created.
          // Note the actual delay is not known until the first callback!
                delete schedules[i];
              } // Cancel any pre-empted transitions.
              else if (+i < id) {
-                 o.state = ENDED;
-                 o.timer.stop();
-                 o.on.call("cancel", node, node.__data__, o.index, o.group);
-                 delete schedules[i];
-               }
+               o.state = ENDED;
+               o.timer.stop();
+               o.on.call("cancel", node, node.__data__, o.index, o.group);
+               delete schedules[i];
+             }
            } // Defer the first tick to end of the current frame; see d3/d3#1576.
            // Note the transition may be canceled after start and before the first tick!
            // Note this must be scheduled before the start event; see d3/d3-transition#16!
        function tweenRemove(id, name) {
          var tween0, tween1;
          return function () {
-           var schedule = set$4(this, id),
+           var schedule = set(this, id),
                tween = schedule.tween; // If this node shared tween with the previous node,
            // just assign the updated shared tween and we’re done!
            // Otherwise, copy-on-write.
          var tween0, tween1;
          if (typeof value !== "function") throw new Error();
          return function () {
-           var schedule = set$4(this, id),
+           var schedule = set(this, id),
                tween = schedule.tween; // If this node shared tween with the previous node,
            // just assign the updated shared tween and we’re done!
            // Otherwise, copy-on-write.
          name += "";
 
          if (arguments.length < 2) {
-           var tween = get$4(this.node(), id).tween;
+           var tween = get$1(this.node(), id).tween;
 
            for (var i = 0, n = tween.length, t; i < n; ++i) {
              if ((t = tween[i]).name === name) {
        function tweenValue(transition, name, value) {
          var id = transition._id;
          transition.each(function () {
-           var schedule = set$4(this, id);
+           var schedule = set(this, id);
            (schedule.value || (schedule.value = {}))[name] = value.apply(this, arguments);
          });
          return function (node) {
-           return get$4(node, id).value[name];
+           return get$1(node, id).value[name];
          };
        }
 
-       function interpolate$1 (a, b) {
+       function interpolate (a, b) {
          var c;
          return (typeof b === "number" ? d3_interpolateNumber : b instanceof color ? d3_interpolateRgb : (c = color(b)) ? (b = c, d3_interpolateRgb) : interpolateString)(a, b);
        }
 
-       function attrRemove$1(name) {
+       function attrRemove(name) {
          return function () {
            this.removeAttribute(name);
          };
        }
 
-       function attrRemoveNS$1(fullname) {
+       function attrRemoveNS(fullname) {
          return function () {
            this.removeAttributeNS(fullname.space, fullname.local);
          };
        }
 
-       function attrConstant$1(name, interpolate, value1) {
+       function attrConstant(name, interpolate, value1) {
          var string00,
              string1 = value1 + "",
              interpolate0;
          };
        }
 
-       function attrConstantNS$1(fullname, interpolate, value1) {
+       function attrConstantNS(fullname, interpolate, value1) {
          var string00,
              string1 = value1 + "",
              interpolate0;
          };
        }
 
-       function attrFunction$1(name, interpolate, value) {
+       function attrFunction(name, interpolate, value) {
          var string00, string10, interpolate0;
          return function () {
            var string0,
          };
        }
 
-       function attrFunctionNS$1(fullname, interpolate, value) {
+       function attrFunctionNS(fullname, interpolate, value) {
          var string00, string10, interpolate0;
          return function () {
            var string0,
 
        function transition_attr (name, value) {
          var fullname = namespace(name),
-             i = fullname === "transform" ? interpolateTransformSvg : interpolate$1;
-         return this.attrTween(name, typeof value === "function" ? (fullname.local ? attrFunctionNS$1 : attrFunction$1)(fullname, i, tweenValue(this, "attr." + name, value)) : value == null ? (fullname.local ? attrRemoveNS$1 : attrRemove$1)(fullname) : (fullname.local ? attrConstantNS$1 : attrConstant$1)(fullname, i, value));
+             i = fullname === "transform" ? interpolateTransformSvg : interpolate;
+         return this.attrTween(name, typeof value === "function" ? (fullname.local ? attrFunctionNS : attrFunction)(fullname, i, tweenValue(this, "attr." + name, value)) : value == null ? (fullname.local ? attrRemoveNS : attrRemove)(fullname) : (fullname.local ? attrConstantNS : attrConstant)(fullname, i, value));
        }
 
        function attrInterpolate(name, i) {
 
        function transition_delay (value) {
          var id = this._id;
-         return arguments.length ? this.each((typeof value === "function" ? delayFunction : delayConstant)(id, value)) : get$4(this.node(), id).delay;
+         return arguments.length ? this.each((typeof value === "function" ? delayFunction : delayConstant)(id, value)) : get$1(this.node(), id).delay;
        }
 
        function durationFunction(id, value) {
          return function () {
-           set$4(this, id).duration = +value.apply(this, arguments);
+           set(this, id).duration = +value.apply(this, arguments);
          };
        }
 
        function durationConstant(id, value) {
          return value = +value, function () {
-           set$4(this, id).duration = value;
+           set(this, id).duration = value;
          };
        }
 
        function transition_duration (value) {
          var id = this._id;
-         return arguments.length ? this.each((typeof value === "function" ? durationFunction : durationConstant)(id, value)) : get$4(this.node(), id).duration;
+         return arguments.length ? this.each((typeof value === "function" ? durationFunction : durationConstant)(id, value)) : get$1(this.node(), id).duration;
        }
 
        function easeConstant(id, value) {
          if (typeof value !== "function") throw new Error();
          return function () {
-           set$4(this, id).ease = value;
+           set(this, id).ease = value;
          };
        }
 
        function transition_ease (value) {
          var id = this._id;
-         return arguments.length ? this.each(easeConstant(id, value)) : get$4(this.node(), id).ease;
+         return arguments.length ? this.each(easeConstant(id, value)) : get$1(this.node(), id).ease;
        }
 
        function easeVarying(id, value) {
          return function () {
            var v = value.apply(this, arguments);
            if (typeof v !== "function") throw new Error();
-           set$4(this, id).ease = v;
+           set(this, id).ease = v;
          };
        }
 
        function onFunction(id, name, listener) {
          var on0,
              on1,
-             sit = start(name) ? init : set$4;
+             sit = start(name) ? init : set;
          return function () {
            var schedule = sit(this, id),
                on = schedule.on; // If this node shared a dispatch with the previous node,
 
        function transition_on (name, listener) {
          var id = this._id;
-         return arguments.length < 2 ? get$4(this.node(), id).on.on(name) : this.each(onFunction(id, name, listener));
+         return arguments.length < 2 ? get$1(this.node(), id).on.on(name) : this.each(onFunction(id, name, listener));
        }
 
        function removeFunction(id) {
              if ((node = group[i]) && (subnode = select.call(node, node.__data__, i, group))) {
                if ("__data__" in node) subnode.__data__ = node.__data__;
                subgroup[i] = subnode;
-               schedule(subgroup[i], name, id, i, subgroup, get$4(node, id));
+               schedule(subgroup[i], name, id, i, subgroup, get$1(node, id));
              }
            }
          }
          for (var groups = this._groups, m = groups.length, subgroups = [], parents = [], j = 0; j < m; ++j) {
            for (var group = groups[j], n = group.length, node, i = 0; i < n; ++i) {
              if (node = group[i]) {
-               for (var children = select.call(node, node.__data__, i, group), child, inherit = get$4(node, id), k = 0, l = children.length; k < l; ++k) {
+               for (var children = select.call(node, node.__data__, i, group), child, inherit = get$1(node, id), k = 0, l = children.length; k < l; ++k) {
                  if (child = children[k]) {
                    schedule(child, name, id, k, children, inherit);
                  }
          return new Transition(subgroups, parents, name, id);
        }
 
-       var Selection$1 = selection.prototype.constructor;
+       var Selection = selection.prototype.constructor;
        function transition_selection () {
-         return new Selection$1(this._groups, this._parents);
+         return new Selection(this._groups, this._parents);
        }
 
        function styleNull(name, interpolate) {
          };
        }
 
-       function styleRemove$1(name) {
+       function styleRemove(name) {
          return function () {
            this.style.removeProperty(name);
          };
        }
 
-       function styleConstant$1(name, interpolate, value1) {
+       function styleConstant(name, interpolate, value1) {
          var string00,
              string1 = value1 + "",
              interpolate0;
          };
        }
 
-       function styleFunction$1(name, interpolate, value) {
+       function styleFunction(name, interpolate, value) {
          var string00, string10, interpolate0;
          return function () {
            var string0 = styleValue(this, name),
              event = "end." + key,
              remove;
          return function () {
-           var schedule = set$4(this, id),
+           var schedule = set(this, id),
                on = schedule.on,
-               listener = schedule.value[key] == null ? remove || (remove = styleRemove$1(name)) : undefined; // If this node shared a dispatch with the previous node,
+               listener = schedule.value[key] == null ? remove || (remove = styleRemove(name)) : undefined; // If this node shared a dispatch with the previous node,
            // just assign the updated shared dispatch and we’re done!
            // Otherwise, copy-on-write.
 
        }
 
        function transition_style (name, value, priority) {
-         var i = (name += "") === "transform" ? interpolateTransformCss : interpolate$1;
-         return value == null ? this.styleTween(name, styleNull(name, i)).on("end.style." + name, styleRemove$1(name)) : typeof value === "function" ? this.styleTween(name, styleFunction$1(name, i, tweenValue(this, "style." + name, value))).each(styleMaybeRemove(this._id, name)) : this.styleTween(name, styleConstant$1(name, i, value), priority).on("end.style." + name, null);
+         var i = (name += "") === "transform" ? interpolateTransformCss : interpolate;
+         return value == null ? this.styleTween(name, styleNull(name, i)).on("end.style." + name, styleRemove(name)) : typeof value === "function" ? this.styleTween(name, styleFunction(name, i, tweenValue(this, "style." + name, value))).each(styleMaybeRemove(this._id, name)) : this.styleTween(name, styleConstant(name, i, value), priority).on("end.style." + name, null);
        }
 
        function styleInterpolate(name, i, priority) {
          return this.tween(key, styleTween(name, value, priority == null ? "" : priority));
        }
 
-       function textConstant$1(value) {
+       function textConstant(value) {
          return function () {
            this.textContent = value;
          };
        }
 
-       function textFunction$1(value) {
+       function textFunction(value) {
          return function () {
            var value1 = value(this);
            this.textContent = value1 == null ? "" : value1;
        }
 
        function transition_text (value) {
-         return this.tween("text", typeof value === "function" ? textFunction$1(tweenValue(this, "text", value)) : textConstant$1(value == null ? "" : value + ""));
+         return this.tween("text", typeof value === "function" ? textFunction(tweenValue(this, "text", value)) : textConstant(value == null ? "" : value + ""));
        }
 
        function textInterpolate(i) {
          for (var groups = this._groups, m = groups.length, j = 0; j < m; ++j) {
            for (var group = groups[j], n = group.length, node, i = 0; i < n; ++i) {
              if (node = group[i]) {
-               var inherit = get$4(node, id0);
+               var inherit = get$1(node, id0);
                schedule(node, name, id1, i, group, {
                  time: inherit.time + inherit.delay + inherit.duration,
                  delay: 0,
              }
            };
            that.each(function () {
-             var schedule = set$4(this, id),
+             var schedule = set(this, id),
                  on = schedule.on; // If this node shared a dispatch with the previous node,
              // just assign the updated shared dispatch and we’re done!
              // Otherwise, copy-on-write.
          });
        }
 
-       var id$1 = 0;
+       var id = 0;
        function Transition(groups, parents, name, id) {
          this._groups = groups;
          this._parents = parents;
          this._name = name;
          this._id = id;
        }
-       function transition(name) {
-         return selection().transition(name);
-       }
        function newId() {
-         return ++id$1;
+         return ++id;
        }
        var selection_prototype = selection.prototype;
-       Transition.prototype = transition.prototype = _defineProperty({
+       Transition.prototype = _defineProperty({
          constructor: Transition,
          select: transition_select,
          selectAll: transition_selectAll,
          if (name instanceof Transition) {
            id = name._id, name = name._name;
          } else {
-           id = newId(), (timing = defaultTiming).time = now(), name = name == null ? null : name + "";
+           id = newId(), (timing = defaultTiming).time = now$1(), name = name == null ? null : name + "";
          }
 
          for (var groups = this._groups, m = groups.length, j = 0; j < m; ++j) {
        selection.prototype.interrupt = selection_interrupt;
        selection.prototype.transition = selection_transition;
 
-       var constant$3 = (function (x) {
+       var constant = (function (x) {
          return function () {
            return x;
          };
        };
        var identity$2 = new Transform(1, 0, 0);
 
-       function nopropagation$1(event) {
+       function nopropagation(event) {
          event.stopImmediatePropagation();
        }
-       function noevent$1 (event) {
+       function noevent (event) {
          event.preventDefault();
          event.stopImmediatePropagation();
        }
          return (!event.ctrlKey || event.type === 'wheel') && !event.button;
        }
 
-       function defaultExtent() {
+       function defaultExtent$1() {
          var e = this;
 
          if (e instanceof SVGElement) {
          return this.__zoom || identity$2;
        }
 
-       function defaultWheelDelta(event) {
+       function defaultWheelDelta$1(event) {
          return -event.deltaY * (event.deltaMode === 1 ? 0.05 : event.deltaMode ? 1 : 0.002) * (event.ctrlKey ? 10 : 1);
        }
 
-       function defaultTouchable$1() {
+       function defaultTouchable() {
          return navigator.maxTouchPoints || "ontouchstart" in this;
        }
 
-       function defaultConstrain(transform, extent, translateExtent) {
+       function defaultConstrain$1(transform, extent, translateExtent) {
          var dx0 = transform.invertX(extent[0][0]) - translateExtent[0][0],
              dx1 = transform.invertX(extent[1][0]) - translateExtent[1][0],
              dy0 = transform.invertY(extent[0][1]) - translateExtent[0][1],
 
        function d3_zoom () {
          var filter = defaultFilter$1,
-             extent = defaultExtent,
-             constrain = defaultConstrain,
-             wheelDelta = defaultWheelDelta,
-             touchable = defaultTouchable$1,
+             extent = defaultExtent$1,
+             constrain = defaultConstrain$1,
+             wheelDelta = defaultWheelDelta$1,
+             touchable = defaultTouchable,
              scaleExtent = [0, Infinity],
              translateExtent = [[-Infinity, -Infinity], [Infinity, Infinity]],
              duration = 250,
              interpolate = interpolateZoom,
-             listeners = dispatch("start", "zoom", "end"),
+             listeners = dispatch$8("start", "zoom", "end"),
              touchstarting,
              touchfirst,
              touchending,
              return function (t) {
                if (t === 1) t = b; // Avoid rounding error on end.
                else {
-                   var l = i(t),
-                       k = w / l[2];
-                   t = new Transform(k, p[0] - l[0] * k, p[1] - l[1] * k);
-                 }
+                 var l = i(t),
+                     k = w / l[2];
+                 t = new Transform(k, p[0] - l[0] * k, p[1] - l[1] * k);
+               }
                g.zoom(null, t);
              };
            });
              clearTimeout(g.wheel);
            } // If this wheel event won’t trigger a transform change, ignore it.
            else if (t.k === k) return; // Otherwise, capture the mouse point and location at the start.
-             else {
-                 g.mouse = [p, t.invert(p)];
-                 interrupt(this);
-                 g.start();
-               }
+           else {
+             g.mouse = [p, t.invert(p)];
+             interrupt(this);
+             g.start();
+           }
 
-           noevent$1(event);
+           noevent(event);
            g.wheel = setTimeout(wheelidled, wheelDelay);
            g.zoom("mouse", constrain(translate(scale(t, k), g.mouse[0], g.mouse[1]), g.extent, translateExtent));
 
                x0 = event.clientX,
                y0 = event.clientY;
            dragDisable(event.view);
-           nopropagation$1(event);
+           nopropagation(event);
            g.mouse = [p, this.__zoom.invert(p)];
            interrupt(this);
            g.start();
 
            function mousemoved(event) {
-             noevent$1(event);
+             noevent(event);
 
              if (!g.moved) {
                var dx = event.clientX - x0,
            function mouseupped(event) {
              v.on("mousemove.zoom mouseup.zoom", null);
              yesdrag(event.view, g.moved);
-             noevent$1(event);
+             noevent(event);
              g.event(event).end();
            }
          }
                p1 = t0.invert(p0),
                k1 = t0.k * (event.shiftKey ? 0.5 : 2),
                t1 = constrain(translate(scale(t0, k1), p0, p1), extent.apply(this, args), translateExtent);
-           noevent$1(event);
+           noevent(event);
            if (duration > 0) select(this).transition().duration(duration).call(schedule, t1, p0, event);else select(this).call(zoom.transform, t1, p0, event);
          }
 
                i,
                t,
                p;
-           nopropagation$1(event);
+           nopropagation(event);
 
            for (i = 0; i < n; ++i) {
              t = touches[i], p = pointer(t, this);
                t,
                p,
                l;
-           noevent$1(event);
+           noevent(event);
 
            for (i = 0; i < n; ++i) {
              t = touches[i], p = pointer(t, this);
                n = touches.length,
                i,
                t;
-           nopropagation$1(event);
+           nopropagation(event);
            if (touchending) clearTimeout(touchending);
            touchending = setTimeout(function () {
              touchending = null;
          }
 
          zoom.wheelDelta = function (_) {
-           return arguments.length ? (wheelDelta = typeof _ === "function" ? _ : constant$3(+_), zoom) : wheelDelta;
+           return arguments.length ? (wheelDelta = typeof _ === "function" ? _ : constant(+_), zoom) : wheelDelta;
          };
 
          zoom.filter = function (_) {
-           return arguments.length ? (filter = typeof _ === "function" ? _ : constant$3(!!_), zoom) : filter;
+           return arguments.length ? (filter = typeof _ === "function" ? _ : constant(!!_), zoom) : filter;
          };
 
          zoom.touchable = function (_) {
-           return arguments.length ? (touchable = typeof _ === "function" ? _ : constant$3(!!_), zoom) : touchable;
+           return arguments.length ? (touchable = typeof _ === "function" ? _ : constant(!!_), zoom) : touchable;
          };
 
          zoom.extent = function (_) {
-           return arguments.length ? (extent = typeof _ === "function" ? _ : constant$3([[+_[0][0], +_[0][1]], [+_[1][0], +_[1][1]]]), zoom) : extent;
+           return arguments.length ? (extent = typeof _ === "function" ? _ : constant([[+_[0][0], +_[0][1]], [+_[1][0], +_[1][1]]]), zoom) : extent;
          };
 
          zoom.scaleExtent = function (_) {
          return score;
        }
 
-       var onFreeze = internalMetadata.onFreeze;
+       var call$3 = functionCall;
+       var fixRegExpWellKnownSymbolLogic$1 = fixRegexpWellKnownSymbolLogic;
+       var anObject$1 = anObject$n;
+       var toLength$3 = toLength$c;
+       var toString$8 = toString$k;
+       var requireObjectCoercible$7 = requireObjectCoercible$e;
+       var getMethod$1 = getMethod$7;
+       var advanceStringIndex = advanceStringIndex$3;
+       var regExpExec$1 = regexpExecAbstract;
+
+       // @@match logic
+       fixRegExpWellKnownSymbolLogic$1('match', function (MATCH, nativeMatch, maybeCallNative) {
+         return [
+           // `String.prototype.match` method
+           // https://tc39.es/ecma262/#sec-string.prototype.match
+           function match(regexp) {
+             var O = requireObjectCoercible$7(this);
+             var matcher = regexp == undefined ? undefined : getMethod$1(regexp, MATCH);
+             return matcher ? call$3(matcher, regexp, O) : new RegExp(regexp)[MATCH](toString$8(O));
+           },
+           // `RegExp.prototype[@@match]` method
+           // https://tc39.es/ecma262/#sec-regexp.prototype-@@match
+           function (string) {
+             var rx = anObject$1(this);
+             var S = toString$8(string);
+             var res = maybeCallNative(nativeMatch, rx, S);
+
+             if (res.done) return res.value;
+
+             if (!rx.global) return regExpExec$1(rx, S);
+
+             var fullUnicode = rx.unicode;
+             rx.lastIndex = 0;
+             var A = [];
+             var n = 0;
+             var result;
+             while ((result = regExpExec$1(rx, S)) !== null) {
+               var matchStr = toString$8(result[0]);
+               A[n] = matchStr;
+               if (matchStr === '') rx.lastIndex = advanceStringIndex(S, toLength$3(rx.lastIndex), fullUnicode);
+               n++;
+             }
+             return n === 0 ? null : A;
+           }
+         ];
+       });
+
+       var $$s = _export;
+       var FREEZING = freezing;
+       var fails$9 = fails$S;
+       var isObject$4 = isObject$s;
+       var onFreeze = internalMetadata.exports.onFreeze;
 
-       var nativeFreeze = Object.freeze;
-       var FAILS_ON_PRIMITIVES$4 = fails(function () { nativeFreeze(1); });
+       // eslint-disable-next-line es/no-object-freeze -- safe
+       var $freeze = Object.freeze;
+       var FAILS_ON_PRIMITIVES = fails$9(function () { $freeze(1); });
 
        // `Object.freeze` method
        // https://tc39.es/ecma262/#sec-object.freeze
-       _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$4, sham: !freezing }, {
+       $$s({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {
          freeze: function freeze(it) {
-           return nativeFreeze && isObject(it) ? nativeFreeze(onFreeze(it)) : it;
+           return $freeze && isObject$4(it) ? $freeze(onFreeze(it)) : it;
          }
        });
 
          }, []);
        }
 
-       // @@match logic
-       fixRegexpWellKnownSymbolLogic('match', 1, function (MATCH, nativeMatch, maybeCallNative) {
-         return [
-           // `String.prototype.match` method
-           // https://tc39.es/ecma262/#sec-string.prototype.match
-           function match(regexp) {
-             var O = requireObjectCoercible(this);
-             var matcher = regexp == undefined ? undefined : regexp[MATCH];
-             return matcher !== undefined ? matcher.call(regexp, O) : new RegExp(regexp)[MATCH](String(O));
-           },
-           // `RegExp.prototype[@@match]` method
-           // https://tc39.es/ecma262/#sec-regexp.prototype-@@match
-           function (regexp) {
-             var res = maybeCallNative(nativeMatch, regexp, this);
-             if (res.done) return res.value;
+       var uncurryThis$d = functionUncurryThis;
 
-             var rx = anObject(regexp);
-             var S = String(this);
+       // `thisNumberValue` abstract operation
+       // https://tc39.es/ecma262/#sec-thisnumbervalue
+       var thisNumberValue$3 = uncurryThis$d(1.0.valueOf);
+
+       var DESCRIPTORS$3 = descriptors;
+       var global$a = global$1m;
+       var uncurryThis$c = functionUncurryThis;
+       var isForced = isForced_1;
+       var redefine$2 = redefine$h.exports;
+       var hasOwn$1 = hasOwnProperty_1;
+       var inheritIfRequired = inheritIfRequired$4;
+       var isPrototypeOf = objectIsPrototypeOf;
+       var isSymbol$1 = isSymbol$6;
+       var toPrimitive$1 = toPrimitive$3;
+       var fails$8 = fails$S;
+       var getOwnPropertyNames = objectGetOwnPropertyNames.f;
+       var getOwnPropertyDescriptor$2 = objectGetOwnPropertyDescriptor.f;
+       var defineProperty = objectDefineProperty.f;
+       var thisNumberValue$2 = thisNumberValue$3;
+       var trim$2 = stringTrim.trim;
 
-             if (!rx.global) return regexpExecAbstract(rx, S);
+       var NUMBER = 'Number';
+       var NativeNumber = global$a[NUMBER];
+       var NumberPrototype = NativeNumber.prototype;
+       var TypeError$4 = global$a.TypeError;
+       var arraySlice$1 = uncurryThis$c(''.slice);
+       var charCodeAt$1 = uncurryThis$c(''.charCodeAt);
+
+       // `ToNumeric` abstract operation
+       // https://tc39.es/ecma262/#sec-tonumeric
+       var toNumeric = function (value) {
+         var primValue = toPrimitive$1(value, 'number');
+         return typeof primValue == 'bigint' ? primValue : toNumber$1(primValue);
+       };
 
-             var fullUnicode = rx.unicode;
-             rx.lastIndex = 0;
-             var A = [];
-             var n = 0;
-             var result;
-             while ((result = regexpExecAbstract(rx, S)) !== null) {
-               var matchStr = String(result[0]);
-               A[n] = matchStr;
-               if (matchStr === '') rx.lastIndex = advanceStringIndex(S, toLength(rx.lastIndex), fullUnicode);
-               n++;
+       // `ToNumber` abstract operation
+       // https://tc39.es/ecma262/#sec-tonumber
+       var toNumber$1 = function (argument) {
+         var it = toPrimitive$1(argument, 'number');
+         var first, third, radix, maxCode, digits, length, index, code;
+         if (isSymbol$1(it)) throw TypeError$4('Cannot convert a Symbol value to a number');
+         if (typeof it == 'string' && it.length > 2) {
+           it = trim$2(it);
+           first = charCodeAt$1(it, 0);
+           if (first === 43 || first === 45) {
+             third = charCodeAt$1(it, 2);
+             if (third === 88 || third === 120) return NaN; // Number('+0x1') should be NaN, old V8 fix
+           } else if (first === 48) {
+             switch (charCodeAt$1(it, 1)) {
+               case 66: case 98: radix = 2; maxCode = 49; break; // fast equal of /^0b[01]+$/i
+               case 79: case 111: radix = 8; maxCode = 55; break; // fast equal of /^0o[0-7]+$/i
+               default: return +it;
              }
-             return n === 0 ? null : A;
+             digits = arraySlice$1(it, 2);
+             length = digits.length;
+             for (index = 0; index < length; index++) {
+               code = charCodeAt$1(digits, index);
+               // parseInt parses a string to a first unavailable symbol
+               // but ToNumber should return NaN if a string contains unavailable symbols
+               if (code < 48 || code > maxCode) return NaN;
+             } return parseInt(digits, radix);
            }
-         ];
-       });
+         } return +it;
+       };
+
+       // `Number` constructor
+       // https://tc39.es/ecma262/#sec-number-constructor
+       if (isForced(NUMBER, !NativeNumber(' 0o1') || !NativeNumber('0b1') || NativeNumber('+0x1'))) {
+         var NumberWrapper = function Number(value) {
+           var n = arguments.length < 1 ? 0 : NativeNumber(toNumeric(value));
+           var dummy = this;
+           // check on 1..constructor(foo) case
+           return isPrototypeOf(NumberPrototype, dummy) && fails$8(function () { thisNumberValue$2(dummy); })
+             ? inheritIfRequired(Object(n), dummy, NumberWrapper) : n;
+         };
+         for (var keys = DESCRIPTORS$3 ? getOwnPropertyNames(NativeNumber) : (
+           // ES3:
+           'MAX_VALUE,MIN_VALUE,NaN,NEGATIVE_INFINITY,POSITIVE_INFINITY,' +
+           // ES2015 (in case, if modules with ES2015 Number statics required before):
+           'EPSILON,MAX_SAFE_INTEGER,MIN_SAFE_INTEGER,isFinite,isInteger,isNaN,isSafeInteger,parseFloat,parseInt,' +
+           // ESNext
+           'fromString,range'
+         ).split(','), j$1 = 0, key; keys.length > j$1; j$1++) {
+           if (hasOwn$1(NativeNumber, key = keys[j$1]) && !hasOwn$1(NumberWrapper, key)) {
+             defineProperty(NumberWrapper, key, getOwnPropertyDescriptor$2(NativeNumber, key));
+           }
+         }
+         NumberWrapper.prototype = NumberPrototype;
+         NumberPrototype.constructor = NumberWrapper;
+         redefine$2(global$a, NUMBER, NumberWrapper);
+       }
+
+       var diacritics = {};
 
-       var remove$1 = removeDiacritics;
+       var remove$6 = diacritics.remove = removeDiacritics;
        var replacementList = [{
          base: ' ',
          chars: "\xA0"
        }];
        var diacriticsMap = {};
 
-       for (var i = 0; i < replacementList.length; i += 1) {
-         var chars = replacementList[i].chars;
+       for (var i$1 = 0; i$1 < replacementList.length; i$1 += 1) {
+         var chars = replacementList[i$1].chars;
 
-         for (var j$1 = 0; j$1 < chars.length; j$1 += 1) {
-           diacriticsMap[chars[j$1]] = replacementList[i].base;
+         for (var j = 0; j < chars.length; j += 1) {
+           diacriticsMap[chars[j]] = replacementList[i$1].base;
          }
        }
 
          });
        }
 
-       var replacementList_1 = replacementList;
-       var diacriticsMap_1 = diacriticsMap;
-       var diacritics = {
-         remove: remove$1,
-         replacementList: replacementList_1,
-         diacriticsMap: diacriticsMap_1
-       };
+       diacritics.replacementList = replacementList;
+       diacritics.diacriticsMap = diacriticsMap;
 
-       var isArabic_1 = createCommonjsModule(function (module, exports) {
+       var lib = {};
 
-         Object.defineProperty(exports, "__esModule", {
-           value: true
-         });
-         var arabicBlocks = [[0x0600, 0x06FF], [0x0750, 0x077F], [0x08A0, 0x08FF], [0xFB50, 0xFDFF], [0xFE70, 0xFEFF], [0x10E60, 0x10E7F], [0x1EC70, 0x1ECBF], [0x1EE00, 0x1EEFF] // Mathematical Alphabetic symbols https://www.unicode.org/charts/PDF/U1EE00.pdf
-         ];
+       var isArabic$1 = {};
 
-         function isArabic(_char) {
-           if (_char.length > 1) {
-             // allow the newer chars?
-             throw new Error('isArabic works on only one-character strings');
-           }
+       Object.defineProperty(isArabic$1, "__esModule", {
+         value: true
+       });
+       var arabicBlocks = [[0x0600, 0x06FF], [0x0750, 0x077F], [0x08A0, 0x08FF], [0xFB50, 0xFDFF], [0xFE70, 0xFEFF], [0x10E60, 0x10E7F], [0x1EC70, 0x1ECBF], [0x1EE00, 0x1EEFF] // Mathematical Alphabetic symbols https://www.unicode.org/charts/PDF/U1EE00.pdf
+       ];
 
-           var code = _char.charCodeAt(0);
+       function isArabic(_char) {
+         if (_char.length > 1) {
+           // allow the newer chars?
+           throw new Error('isArabic works on only one-character strings');
+         }
 
-           for (var i = 0; i < arabicBlocks.length; i++) {
-             var block = arabicBlocks[i];
+         var code = _char.charCodeAt(0);
 
-             if (code >= block[0] && code <= block[1]) {
-               return true;
-             }
+         for (var i = 0; i < arabicBlocks.length; i++) {
+           var block = arabicBlocks[i];
+
+           if (code >= block[0] && code <= block[1]) {
+             return true;
            }
+         }
 
-           return false;
+         return false;
+       }
+
+       isArabic$1.isArabic = isArabic;
+
+       function isMath(_char2) {
+         if (_char2.length > 2) {
+           // allow the newer chars?
+           throw new Error('isMath works on only one-character strings');
          }
 
-         exports.isArabic = isArabic;
+         var code = _char2.charCodeAt(0);
 
-         function isMath(_char2) {
-           if (_char2.length > 2) {
-             // allow the newer chars?
-             throw new Error('isMath works on only one-character strings');
-           }
+         return code >= 0x660 && code <= 0x66C || code >= 0x6F0 && code <= 0x6F9;
+       }
 
-           var code = _char2.charCodeAt(0);
+       isArabic$1.isMath = isMath;
 
-           return code >= 0x660 && code <= 0x66C || code >= 0x6F0 && code <= 0x6F9;
-         }
+       var GlyphSplitter$1 = {};
 
-         exports.isMath = isMath;
-       });
+       var reference = {};
 
-       var unicodeArabic = createCommonjsModule(function (module, exports) {
+       var unicodeArabic = {};
 
-         Object.defineProperty(exports, "__esModule", {
-           value: true
-         });
-         var arabicReference = {
-           "alef": {
-             "normal": ["\u0627"],
-             "madda_above": {
-               "normal": ["\u0627\u0653", "\u0622"],
-               "isolated": "\uFE81",
-               "final": "\uFE82"
-             },
-             "hamza_above": {
-               "normal": ["\u0627\u0654", "\u0623"],
-               "isolated": "\uFE83",
-               "final": "\uFE84"
-             },
-             "hamza_below": {
-               "normal": ["\u0627\u0655", "\u0625"],
-               "isolated": "\uFE87",
-               "final": "\uFE88"
-             },
-             "wasla": {
-               "normal": "\u0671",
-               "isolated": "\uFB50",
-               "final": "\uFB51"
-             },
-             "wavy_hamza_above": ["\u0672"],
-             "wavy_hamza_below": ["\u0627\u065F", "\u0673"],
-             "high_hamza": ["\u0675", "\u0627\u0674"],
-             "indic_two_above": ["\u0773"],
-             "indic_three_above": ["\u0774"],
-             "fathatan": {
-               "normal": ["\u0627\u064B"],
-               "final": "\uFD3C",
-               "isolated": "\uFD3D"
-             },
-             "isolated": "\uFE8D",
-             "final": "\uFE8E"
-           },
-           "beh": {
-             "normal": ["\u0628"],
-             "dotless": ["\u066E"],
-             "three_dots_horizontally_below": ["\u0750"],
-             "dot_below_three_dots_above": ["\u0751"],
-             "three_dots_pointing_upwards_below": ["\u0752"],
-             "three_dots_pointing_upwards_below_two_dots_above": ["\u0753"],
-             "two_dots_below_dot_above": ["\u0754"],
-             "inverted_small_v_below": ["\u0755"],
-             "small_v": ["\u0756"],
-             "small_v_below": ["\u08A0"],
-             "hamza_above": ["\u08A1"],
-             "small_meem_above": ["\u08B6"],
-             "isolated": "\uFE8F",
-             "final": "\uFE90",
-             "initial": "\uFE91",
-             "medial": "\uFE92"
-           },
-           "teh marbuta": {
-             "normal": ["\u0629"],
-             "isolated": "\uFE93",
-             "final": "\uFE94"
-           },
-           "teh": {
-             "normal": ["\u062A"],
-             "ring": ["\u067C"],
-             "three_dots_above_downwards": ["\u067D"],
-             "small_teh_above": ["\u08B8"],
-             "isolated": "\uFE95",
-             "final": "\uFE96",
-             "initial": "\uFE97",
-             "medial": "\uFE98"
-           },
-           "theh": {
-             "normal": ["\u062B"],
-             "isolated": "\uFE99",
-             "final": "\uFE9A",
-             "initial": "\uFE9B",
-             "medial": "\uFE9C"
-           },
-           "jeem": {
-             "normal": ["\u062C"],
-             "two_dots_above": ["\u08A2"],
-             "isolated": "\uFE9D",
-             "final": "\uFE9E",
-             "initial": "\uFE9F",
-             "medial": "\uFEA0"
-           },
-           "hah": {
-             "normal": ["\u062D"],
-             "hamza_above": ["\u0681"],
-             "two_dots_vertical_above": ["\u0682"],
-             "three_dots_above": ["\u0685"],
-             "two_dots_above": ["\u0757"],
-             "three_dots_pointing_upwards_below": ["\u0758"],
-             "small_tah_below": ["\u076E"],
-             "small_tah_two_dots": ["\u076F"],
-             "small_tah_above": ["\u0772"],
-             "indic_four_below": ["\u077C"],
-             "isolated": "\uFEA1",
-             "final": "\uFEA2",
-             "initial": "\uFEA3",
-             "medial": "\uFEA4"
-           },
-           "khah": {
-             "normal": ["\u062E"],
-             "isolated": "\uFEA5",
-             "final": "\uFEA6",
-             "initial": "\uFEA7",
-             "medial": "\uFEA8"
-           },
-           "dal": {
-             "normal": ["\u062F"],
-             "ring": ["\u0689"],
-             "dot_below": ["\u068A"],
-             "dot_below_small_tah": ["\u068B"],
-             "three_dots_above_downwards": ["\u068F"],
-             "four_dots_above": ["\u0690"],
-             "inverted_v": ["\u06EE"],
-             "two_dots_vertically_below_small_tah": ["\u0759"],
-             "inverted_small_v_below": ["\u075A"],
-             "three_dots_below": ["\u08AE"],
-             "isolated": "\uFEA9",
-             "final": "\uFEAA"
-           },
-           "thal": {
-             "normal": ["\u0630"],
-             "isolated": "\uFEAB",
-             "final": "\uFEAC"
-           },
-           "reh": {
-             "normal": ["\u0631"],
-             "small_v": ["\u0692"],
-             "ring": ["\u0693"],
-             "dot_below": ["\u0694"],
-             "small_v_below": ["\u0695"],
-             "dot_below_dot_above": ["\u0696"],
-             "two_dots_above": ["\u0697"],
-             "four_dots_above": ["\u0699"],
-             "inverted_v": ["\u06EF"],
-             "stroke": ["\u075B"],
-             "two_dots_vertically_above": ["\u076B"],
-             "hamza_above": ["\u076C"],
-             "small_tah_two_dots": ["\u0771"],
-             "loop": ["\u08AA"],
-             "small_noon_above": ["\u08B9"],
-             "isolated": "\uFEAD",
-             "final": "\uFEAE"
-           },
-           "zain": {
-             "normal": ["\u0632"],
-             "inverted_v_above": ["\u08B2"],
-             "isolated": "\uFEAF",
-             "final": "\uFEB0"
-           },
-           "seen": {
-             "normal": ["\u0633"],
-             "dot_below_dot_above": ["\u069A"],
-             "three_dots_below": ["\u069B"],
-             "three_dots_below_three_dots_above": ["\u069C"],
-             "four_dots_above": ["\u075C"],
-             "two_dots_vertically_above": ["\u076D"],
-             "small_tah_two_dots": ["\u0770"],
-             "indic_four_above": ["\u077D"],
-             "inverted_v": ["\u077E"],
-             "isolated": "\uFEB1",
-             "final": "\uFEB2",
-             "initial": "\uFEB3",
-             "medial": "\uFEB4"
-           },
-           "sheen": {
-             "normal": ["\u0634"],
-             "dot_below": ["\u06FA"],
-             "isolated": "\uFEB5",
-             "final": "\uFEB6",
-             "initial": "\uFEB7",
-             "medial": "\uFEB8"
-           },
-           "sad": {
-             "normal": ["\u0635"],
-             "two_dots_below": ["\u069D"],
-             "three_dots_above": ["\u069E"],
-             "three_dots_below": ["\u08AF"],
-             "isolated": "\uFEB9",
-             "final": "\uFEBA",
-             "initial": "\uFEBB",
-             "medial": "\uFEBC"
-           },
-           "dad": {
-             "normal": ["\u0636"],
-             "dot_below": ["\u06FB"],
-             "isolated": "\uFEBD",
-             "final": "\uFEBE",
-             "initial": "\uFEBF",
-             "medial": "\uFEC0"
-           },
-           "tah": {
-             "normal": ["\u0637"],
-             "three_dots_above": ["\u069F"],
-             "two_dots_above": ["\u08A3"],
-             "isolated": "\uFEC1",
-             "final": "\uFEC2",
-             "initial": "\uFEC3",
-             "medial": "\uFEC4"
-           },
-           "zah": {
-             "normal": ["\u0638"],
-             "isolated": "\uFEC5",
-             "final": "\uFEC6",
-             "initial": "\uFEC7",
-             "medial": "\uFEC8"
-           },
-           "ain": {
-             "normal": ["\u0639"],
-             "three_dots_above": ["\u06A0"],
-             "two_dots_above": ["\u075D"],
-             "three_dots_pointing_downwards_above": ["\u075E"],
-             "two_dots_vertically_above": ["\u075F"],
-             "three_dots_below": ["\u08B3"],
-             "isolated": "\uFEC9",
-             "final": "\uFECA",
-             "initial": "\uFECB",
-             "medial": "\uFECC"
-           },
-           "ghain": {
-             "normal": ["\u063A"],
-             "dot_below": ["\u06FC"],
-             "isolated": "\uFECD",
-             "final": "\uFECE",
-             "initial": "\uFECF",
-             "medial": "\uFED0"
-           },
-           "feh": {
-             "normal": ["\u0641"],
-             "dotless": ["\u06A1"],
-             "dot_moved_below": ["\u06A2"],
-             "dot_below": ["\u06A3"],
-             "three_dots_below": ["\u06A5"],
-             "two_dots_below": ["\u0760"],
-             "three_dots_pointing_upwards_below": ["\u0761"],
-             "dot_below_three_dots_above": ["\u08A4"],
-             "isolated": "\uFED1",
-             "final": "\uFED2",
-             "initial": "\uFED3",
-             "medial": "\uFED4"
-           },
-           "qaf": {
-             "normal": ["\u0642"],
-             "dotless": ["\u066F"],
-             "dot_above": ["\u06A7"],
-             "three_dots_above": ["\u06A8"],
-             "dot_below": ["\u08A5"],
-             "isolated": "\uFED5",
-             "final": "\uFED6",
-             "initial": "\uFED7",
-             "medial": "\uFED8"
-           },
-           "kaf": {
-             "normal": ["\u0643"],
-             "swash": ["\u06AA"],
-             "ring": ["\u06AB"],
-             "dot_above": ["\u06AC"],
-             "three_dots_below": ["\u06AE"],
-             "two_dots_above": ["\u077F"],
-             "dot_below": ["\u08B4"],
-             "isolated": "\uFED9",
-             "final": "\uFEDA",
-             "initial": "\uFEDB",
-             "medial": "\uFEDC"
-           },
-           "lam": {
-             "normal": ["\u0644"],
-             "small_v": ["\u06B5"],
-             "dot_above": ["\u06B6"],
-             "three_dots_above": ["\u06B7"],
-             "three_dots_below": ["\u06B8"],
-             "bar": ["\u076A"],
-             "double_bar": ["\u08A6"],
-             "isolated": "\uFEDD",
-             "final": "\uFEDE",
-             "initial": "\uFEDF",
-             "medial": "\uFEE0"
-           },
-           "meem": {
-             "normal": ["\u0645"],
-             "dot_above": ["\u0765"],
-             "dot_below": ["\u0766"],
-             "three_dots_above": ["\u08A7"],
-             "isolated": "\uFEE1",
-             "final": "\uFEE2",
-             "initial": "\uFEE3",
-             "medial": "\uFEE4"
-           },
-           "noon": {
-             "normal": ["\u0646"],
-             "dot_below": ["\u06B9"],
-             "ring": ["\u06BC"],
-             "three_dots_above": ["\u06BD"],
-             "two_dots_below": ["\u0767"],
-             "small_tah": ["\u0768"],
-             "small_v": ["\u0769"],
-             "isolated": "\uFEE5",
-             "final": "\uFEE6",
-             "initial": "\uFEE7",
-             "medial": "\uFEE8"
-           },
-           "heh": {
-             "normal": ["\u0647"],
-             "isolated": "\uFEE9",
-             "final": "\uFEEA",
-             "initial": "\uFEEB",
-             "medial": "\uFEEC"
-           },
-           "waw": {
-             "normal": ["\u0648"],
-             "hamza_above": {
-               "normal": ["\u0624", "\u0648\u0654"],
-               "isolated": "\uFE85",
-               "final": "\uFE86"
-             },
-             "high_hamza": ["\u0676", "\u0648\u0674"],
-             "ring": ["\u06C4"],
-             "two_dots_above": ["\u06CA"],
-             "dot_above": ["\u06CF"],
-             "indic_two_above": ["\u0778"],
-             "indic_three_above": ["\u0779"],
-             "dot_within": ["\u08AB"],
-             "isolated": "\uFEED",
-             "final": "\uFEEE"
-           },
-           "alef_maksura": {
-             "normal": ["\u0649"],
-             "hamza_above": ["\u0626", "\u064A\u0654"],
-             "initial": "\uFBE8",
-             "medial": "\uFBE9",
-             "isolated": "\uFEEF",
-             "final": "\uFEF0"
-           },
-           "yeh": {
-             "normal": ["\u064A"],
-             "hamza_above": {
-               "normal": ["\u0626", "\u0649\u0654"],
-               "isolated": "\uFE89",
-               "final": "\uFE8A",
-               "initial": "\uFE8B",
-               "medial": "\uFE8C"
-             },
-             "two_dots_below_hamza_above": ["\u08A8"],
-             "high_hamza": ["\u0678", "\u064A\u0674"],
-             "tail": ["\u06CD"],
-             "small_v": ["\u06CE"],
-             "three_dots_below": ["\u06D1"],
-             "two_dots_below_dot_above": ["\u08A9"],
-             "two_dots_below_small_noon_above": ["\u08BA"],
-             "isolated": "\uFEF1",
-             "final": "\uFEF2",
-             "initial": "\uFEF3",
-             "medial": "\uFEF4"
-           },
-           "tteh": {
-             "normal": ["\u0679"],
-             "isolated": "\uFB66",
-             "final": "\uFB67",
-             "initial": "\uFB68",
-             "medial": "\uFB69"
-           },
-           "tteheh": {
-             "normal": ["\u067A"],
-             "isolated": "\uFB5E",
-             "final": "\uFB5F",
-             "initial": "\uFB60",
-             "medial": "\uFB61"
-           },
-           "beeh": {
-             "normal": ["\u067B"],
-             "isolated": "\uFB52",
-             "final": "\uFB53",
-             "initial": "\uFB54",
-             "medial": "\uFB55"
-           },
-           "peh": {
-             "normal": ["\u067E"],
-             "small_meem_above": ["\u08B7"],
-             "isolated": "\uFB56",
-             "final": "\uFB57",
-             "initial": "\uFB58",
-             "medial": "\uFB59"
-           },
-           "teheh": {
-             "normal": ["\u067F"],
-             "isolated": "\uFB62",
-             "final": "\uFB63",
-             "initial": "\uFB64",
-             "medial": "\uFB65"
-           },
-           "beheh": {
-             "normal": ["\u0680"],
-             "isolated": "\uFB5A",
-             "final": "\uFB5B",
-             "initial": "\uFB5C",
-             "medial": "\uFB5D"
-           },
-           "nyeh": {
-             "normal": ["\u0683"],
-             "isolated": "\uFB76",
-             "final": "\uFB77",
-             "initial": "\uFB78",
-             "medial": "\uFB79"
-           },
-           "dyeh": {
-             "normal": ["\u0684"],
-             "isolated": "\uFB72",
-             "final": "\uFB73",
-             "initial": "\uFB74",
-             "medial": "\uFB75"
-           },
-           "tcheh": {
-             "normal": ["\u0686"],
-             "dot_above": ["\u06BF"],
-             "isolated": "\uFB7A",
-             "final": "\uFB7B",
-             "initial": "\uFB7C",
-             "medial": "\uFB7D"
-           },
-           "tcheheh": {
-             "normal": ["\u0687"],
-             "isolated": "\uFB7E",
-             "final": "\uFB7F",
-             "initial": "\uFB80",
-             "medial": "\uFB81"
-           },
-           "ddal": {
-             "normal": ["\u0688"],
-             "isolated": "\uFB88",
-             "final": "\uFB89"
-           },
-           "dahal": {
-             "normal": ["\u068C"],
-             "isolated": "\uFB84",
-             "final": "\uFB85"
-           },
-           "ddahal": {
-             "normal": ["\u068D"],
-             "isolated": "\uFB82",
-             "final": "\uFB83"
-           },
-           "dul": {
-             "normal": ["\u068F", "\u068E"],
-             "isolated": "\uFB86",
-             "final": "\uFB87"
-           },
-           "rreh": {
-             "normal": ["\u0691"],
-             "isolated": "\uFB8C",
-             "final": "\uFB8D"
-           },
-           "jeh": {
-             "normal": ["\u0698"],
-             "isolated": "\uFB8A",
-             "final": "\uFB8B"
-           },
-           "veh": {
-             "normal": ["\u06A4"],
-             "isolated": "\uFB6A",
-             "final": "\uFB6B",
-             "initial": "\uFB6C",
-             "medial": "\uFB6D"
-           },
-           "peheh": {
-             "normal": ["\u06A6"],
-             "isolated": "\uFB6E",
-             "final": "\uFB6F",
-             "initial": "\uFB70",
-             "medial": "\uFB71"
-           },
-           "keheh": {
-             "normal": ["\u06A9"],
-             "dot_above": ["\u0762"],
-             "three_dots_above": ["\u0763"],
-             "three_dots_pointing_upwards_below": ["\u0764"],
-             "isolated": "\uFB8E",
-             "final": "\uFB8F",
-             "initial": "\uFB90",
-             "medial": "\uFB91"
-           },
-           "ng": {
-             "normal": ["\u06AD"],
-             "isolated": "\uFBD3",
-             "final": "\uFBD4",
-             "initial": "\uFBD5",
-             "medial": "\uFBD6"
-           },
-           "gaf": {
-             "normal": ["\u06AF"],
-             "ring": ["\u06B0"],
-             "two_dots_below": ["\u06B2"],
-             "three_dots_above": ["\u06B4"],
-             "inverted_stroke": ["\u08B0"],
-             "isolated": "\uFB92",
-             "final": "\uFB93",
-             "initial": "\uFB94",
-             "medial": "\uFB95"
-           },
-           "ngoeh": {
-             "normal": ["\u06B1"],
-             "isolated": "\uFB9A",
-             "final": "\uFB9B",
-             "initial": "\uFB9C",
-             "medial": "\uFB9D"
-           },
-           "gueh": {
-             "normal": ["\u06B3"],
-             "isolated": "\uFB96",
-             "final": "\uFB97",
-             "initial": "\uFB98",
-             "medial": "\uFB99"
-           },
-           "noon ghunna": {
-             "normal": ["\u06BA"],
-             "isolated": "\uFB9E",
-             "final": "\uFB9F"
-           },
-           "rnoon": {
-             "normal": ["\u06BB"],
-             "isolated": "\uFBA0",
-             "final": "\uFBA1",
-             "initial": "\uFBA2",
-             "medial": "\uFBA3"
-           },
-           "heh doachashmee": {
-             "normal": ["\u06BE"],
-             "isolated": "\uFBAA",
-             "final": "\uFBAB",
-             "initial": "\uFBAC",
-             "medial": "\uFBAD"
-           },
-           "heh goal": {
-             "normal": ["\u06C1"],
-             "hamza_above": ["\u06C1\u0654", "\u06C2"],
-             "isolated": "\uFBA6",
-             "final": "\uFBA7",
-             "initial": "\uFBA8",
-             "medial": "\uFBA9"
-           },
-           "teh marbuta goal": {
-             "normal": ["\u06C3"]
-           },
-           "kirghiz oe": {
-             "normal": ["\u06C5"],
-             "isolated": "\uFBE0",
-             "final": "\uFBE1"
-           },
-           "oe": {
-             "normal": ["\u06C6"],
-             "isolated": "\uFBD9",
-             "final": "\uFBDA"
-           },
-           "u": {
-             "normal": ["\u06C7"],
-             "hamza_above": {
-               "normal": ["\u0677", "\u06C7\u0674"],
-               "isolated": "\uFBDD"
-             },
-             "isolated": "\uFBD7",
-             "final": "\uFBD8"
-           },
-           "yu": {
-             "normal": ["\u06C8"],
-             "isolated": "\uFBDB",
-             "final": "\uFBDC"
-           },
-           "kirghiz yu": {
-             "normal": ["\u06C9"],
-             "isolated": "\uFBE2",
-             "final": "\uFBE3"
-           },
-           "ve": {
-             "normal": ["\u06CB"],
-             "isolated": "\uFBDE",
-             "final": "\uFBDF"
-           },
-           "farsi yeh": {
-             "normal": ["\u06CC"],
-             "indic_two_above": ["\u0775"],
-             "indic_three_above": ["\u0776"],
-             "indic_four_above": ["\u0777"],
-             "isolated": "\uFBFC",
-             "final": "\uFBFD",
-             "initial": "\uFBFE",
-             "medial": "\uFBFF"
+       Object.defineProperty(unicodeArabic, "__esModule", {
+         value: true
+       });
+       var arabicReference = {
+         "alef": {
+           "normal": ["\u0627"],
+           "madda_above": {
+             "normal": ["\u0627\u0653", "\u0622"],
+             "isolated": "\uFE81",
+             "final": "\uFE82"
            },
-           "e": {
-             "normal": ["\u06D0"],
-             "isolated": "\uFBE4",
-             "final": "\uFBE5",
-             "initial": "\uFBE6",
-             "medial": "\uFBE7"
+           "hamza_above": {
+             "normal": ["\u0627\u0654", "\u0623"],
+             "isolated": "\uFE83",
+             "final": "\uFE84"
            },
-           "yeh barree": {
-             "normal": ["\u06D2"],
-             "hamza_above": {
-               "normal": ["\u06D2\u0654", "\u06D3"],
-               "isolated": "\uFBB0",
-               "final": "\uFBB1"
-             },
-             "indic_two_above": ["\u077A"],
-             "indic_three_above": ["\u077B"],
-             "isolated": "\uFBAE",
-             "final": "\uFBAF"
+           "hamza_below": {
+             "normal": ["\u0627\u0655", "\u0625"],
+             "isolated": "\uFE87",
+             "final": "\uFE88"
            },
-           "ae": {
-             "normal": ["\u06D5"],
-             "isolated": "\u06D5",
-             "final": "\uFEEA",
-             "yeh_above": {
-               "normal": ["\u06C0", "\u06D5\u0654"],
-               "isolated": "\uFBA4",
-               "final": "\uFBA5"
-             }
+           "wasla": {
+             "normal": "\u0671",
+             "isolated": "\uFB50",
+             "final": "\uFB51"
            },
-           "rohingya yeh": {
-             "normal": ["\u08AC"]
+           "wavy_hamza_above": ["\u0672"],
+           "wavy_hamza_below": ["\u0627\u065F", "\u0673"],
+           "high_hamza": ["\u0675", "\u0627\u0674"],
+           "indic_two_above": ["\u0773"],
+           "indic_three_above": ["\u0774"],
+           "fathatan": {
+             "normal": ["\u0627\u064B"],
+             "final": "\uFD3C",
+             "isolated": "\uFD3D"
            },
-           "low alef": {
-             "normal": ["\u08AD"]
+           "isolated": "\uFE8D",
+           "final": "\uFE8E"
+         },
+         "beh": {
+           "normal": ["\u0628"],
+           "dotless": ["\u066E"],
+           "three_dots_horizontally_below": ["\u0750"],
+           "dot_below_three_dots_above": ["\u0751"],
+           "three_dots_pointing_upwards_below": ["\u0752"],
+           "three_dots_pointing_upwards_below_two_dots_above": ["\u0753"],
+           "two_dots_below_dot_above": ["\u0754"],
+           "inverted_small_v_below": ["\u0755"],
+           "small_v": ["\u0756"],
+           "small_v_below": ["\u08A0"],
+           "hamza_above": ["\u08A1"],
+           "small_meem_above": ["\u08B6"],
+           "isolated": "\uFE8F",
+           "final": "\uFE90",
+           "initial": "\uFE91",
+           "medial": "\uFE92"
+         },
+         "teh marbuta": {
+           "normal": ["\u0629"],
+           "isolated": "\uFE93",
+           "final": "\uFE94"
+         },
+         "teh": {
+           "normal": ["\u062A"],
+           "ring": ["\u067C"],
+           "three_dots_above_downwards": ["\u067D"],
+           "small_teh_above": ["\u08B8"],
+           "isolated": "\uFE95",
+           "final": "\uFE96",
+           "initial": "\uFE97",
+           "medial": "\uFE98"
+         },
+         "theh": {
+           "normal": ["\u062B"],
+           "isolated": "\uFE99",
+           "final": "\uFE9A",
+           "initial": "\uFE9B",
+           "medial": "\uFE9C"
+         },
+         "jeem": {
+           "normal": ["\u062C"],
+           "two_dots_above": ["\u08A2"],
+           "isolated": "\uFE9D",
+           "final": "\uFE9E",
+           "initial": "\uFE9F",
+           "medial": "\uFEA0"
+         },
+         "hah": {
+           "normal": ["\u062D"],
+           "hamza_above": ["\u0681"],
+           "two_dots_vertical_above": ["\u0682"],
+           "three_dots_above": ["\u0685"],
+           "two_dots_above": ["\u0757"],
+           "three_dots_pointing_upwards_below": ["\u0758"],
+           "small_tah_below": ["\u076E"],
+           "small_tah_two_dots": ["\u076F"],
+           "small_tah_above": ["\u0772"],
+           "indic_four_below": ["\u077C"],
+           "isolated": "\uFEA1",
+           "final": "\uFEA2",
+           "initial": "\uFEA3",
+           "medial": "\uFEA4"
+         },
+         "khah": {
+           "normal": ["\u062E"],
+           "isolated": "\uFEA5",
+           "final": "\uFEA6",
+           "initial": "\uFEA7",
+           "medial": "\uFEA8"
+         },
+         "dal": {
+           "normal": ["\u062F"],
+           "ring": ["\u0689"],
+           "dot_below": ["\u068A"],
+           "dot_below_small_tah": ["\u068B"],
+           "three_dots_above_downwards": ["\u068F"],
+           "four_dots_above": ["\u0690"],
+           "inverted_v": ["\u06EE"],
+           "two_dots_vertically_below_small_tah": ["\u0759"],
+           "inverted_small_v_below": ["\u075A"],
+           "three_dots_below": ["\u08AE"],
+           "isolated": "\uFEA9",
+           "final": "\uFEAA"
+         },
+         "thal": {
+           "normal": ["\u0630"],
+           "isolated": "\uFEAB",
+           "final": "\uFEAC"
+         },
+         "reh": {
+           "normal": ["\u0631"],
+           "small_v": ["\u0692"],
+           "ring": ["\u0693"],
+           "dot_below": ["\u0694"],
+           "small_v_below": ["\u0695"],
+           "dot_below_dot_above": ["\u0696"],
+           "two_dots_above": ["\u0697"],
+           "four_dots_above": ["\u0699"],
+           "inverted_v": ["\u06EF"],
+           "stroke": ["\u075B"],
+           "two_dots_vertically_above": ["\u076B"],
+           "hamza_above": ["\u076C"],
+           "small_tah_two_dots": ["\u0771"],
+           "loop": ["\u08AA"],
+           "small_noon_above": ["\u08B9"],
+           "isolated": "\uFEAD",
+           "final": "\uFEAE"
+         },
+         "zain": {
+           "normal": ["\u0632"],
+           "inverted_v_above": ["\u08B2"],
+           "isolated": "\uFEAF",
+           "final": "\uFEB0"
+         },
+         "seen": {
+           "normal": ["\u0633"],
+           "dot_below_dot_above": ["\u069A"],
+           "three_dots_below": ["\u069B"],
+           "three_dots_below_three_dots_above": ["\u069C"],
+           "four_dots_above": ["\u075C"],
+           "two_dots_vertically_above": ["\u076D"],
+           "small_tah_two_dots": ["\u0770"],
+           "indic_four_above": ["\u077D"],
+           "inverted_v": ["\u077E"],
+           "isolated": "\uFEB1",
+           "final": "\uFEB2",
+           "initial": "\uFEB3",
+           "medial": "\uFEB4"
+         },
+         "sheen": {
+           "normal": ["\u0634"],
+           "dot_below": ["\u06FA"],
+           "isolated": "\uFEB5",
+           "final": "\uFEB6",
+           "initial": "\uFEB7",
+           "medial": "\uFEB8"
+         },
+         "sad": {
+           "normal": ["\u0635"],
+           "two_dots_below": ["\u069D"],
+           "three_dots_above": ["\u069E"],
+           "three_dots_below": ["\u08AF"],
+           "isolated": "\uFEB9",
+           "final": "\uFEBA",
+           "initial": "\uFEBB",
+           "medial": "\uFEBC"
+         },
+         "dad": {
+           "normal": ["\u0636"],
+           "dot_below": ["\u06FB"],
+           "isolated": "\uFEBD",
+           "final": "\uFEBE",
+           "initial": "\uFEBF",
+           "medial": "\uFEC0"
+         },
+         "tah": {
+           "normal": ["\u0637"],
+           "three_dots_above": ["\u069F"],
+           "two_dots_above": ["\u08A3"],
+           "isolated": "\uFEC1",
+           "final": "\uFEC2",
+           "initial": "\uFEC3",
+           "medial": "\uFEC4"
+         },
+         "zah": {
+           "normal": ["\u0638"],
+           "isolated": "\uFEC5",
+           "final": "\uFEC6",
+           "initial": "\uFEC7",
+           "medial": "\uFEC8"
+         },
+         "ain": {
+           "normal": ["\u0639"],
+           "three_dots_above": ["\u06A0"],
+           "two_dots_above": ["\u075D"],
+           "three_dots_pointing_downwards_above": ["\u075E"],
+           "two_dots_vertically_above": ["\u075F"],
+           "three_dots_below": ["\u08B3"],
+           "isolated": "\uFEC9",
+           "final": "\uFECA",
+           "initial": "\uFECB",
+           "medial": "\uFECC"
+         },
+         "ghain": {
+           "normal": ["\u063A"],
+           "dot_below": ["\u06FC"],
+           "isolated": "\uFECD",
+           "final": "\uFECE",
+           "initial": "\uFECF",
+           "medial": "\uFED0"
+         },
+         "feh": {
+           "normal": ["\u0641"],
+           "dotless": ["\u06A1"],
+           "dot_moved_below": ["\u06A2"],
+           "dot_below": ["\u06A3"],
+           "three_dots_below": ["\u06A5"],
+           "two_dots_below": ["\u0760"],
+           "three_dots_pointing_upwards_below": ["\u0761"],
+           "dot_below_three_dots_above": ["\u08A4"],
+           "isolated": "\uFED1",
+           "final": "\uFED2",
+           "initial": "\uFED3",
+           "medial": "\uFED4"
+         },
+         "qaf": {
+           "normal": ["\u0642"],
+           "dotless": ["\u066F"],
+           "dot_above": ["\u06A7"],
+           "three_dots_above": ["\u06A8"],
+           "dot_below": ["\u08A5"],
+           "isolated": "\uFED5",
+           "final": "\uFED6",
+           "initial": "\uFED7",
+           "medial": "\uFED8"
+         },
+         "kaf": {
+           "normal": ["\u0643"],
+           "swash": ["\u06AA"],
+           "ring": ["\u06AB"],
+           "dot_above": ["\u06AC"],
+           "three_dots_below": ["\u06AE"],
+           "two_dots_above": ["\u077F"],
+           "dot_below": ["\u08B4"],
+           "isolated": "\uFED9",
+           "final": "\uFEDA",
+           "initial": "\uFEDB",
+           "medial": "\uFEDC"
+         },
+         "lam": {
+           "normal": ["\u0644"],
+           "small_v": ["\u06B5"],
+           "dot_above": ["\u06B6"],
+           "three_dots_above": ["\u06B7"],
+           "three_dots_below": ["\u06B8"],
+           "bar": ["\u076A"],
+           "double_bar": ["\u08A6"],
+           "isolated": "\uFEDD",
+           "final": "\uFEDE",
+           "initial": "\uFEDF",
+           "medial": "\uFEE0"
+         },
+         "meem": {
+           "normal": ["\u0645"],
+           "dot_above": ["\u0765"],
+           "dot_below": ["\u0766"],
+           "three_dots_above": ["\u08A7"],
+           "isolated": "\uFEE1",
+           "final": "\uFEE2",
+           "initial": "\uFEE3",
+           "medial": "\uFEE4"
+         },
+         "noon": {
+           "normal": ["\u0646"],
+           "dot_below": ["\u06B9"],
+           "ring": ["\u06BC"],
+           "three_dots_above": ["\u06BD"],
+           "two_dots_below": ["\u0767"],
+           "small_tah": ["\u0768"],
+           "small_v": ["\u0769"],
+           "isolated": "\uFEE5",
+           "final": "\uFEE6",
+           "initial": "\uFEE7",
+           "medial": "\uFEE8"
+         },
+         "heh": {
+           "normal": ["\u0647"],
+           "isolated": "\uFEE9",
+           "final": "\uFEEA",
+           "initial": "\uFEEB",
+           "medial": "\uFEEC"
+         },
+         "waw": {
+           "normal": ["\u0648"],
+           "hamza_above": {
+             "normal": ["\u0624", "\u0648\u0654"],
+             "isolated": "\uFE85",
+             "final": "\uFE86"
            },
-           "straight waw": {
-             "normal": ["\u08B1"]
+           "high_hamza": ["\u0676", "\u0648\u0674"],
+           "ring": ["\u06C4"],
+           "two_dots_above": ["\u06CA"],
+           "dot_above": ["\u06CF"],
+           "indic_two_above": ["\u0778"],
+           "indic_three_above": ["\u0779"],
+           "dot_within": ["\u08AB"],
+           "isolated": "\uFEED",
+           "final": "\uFEEE"
+         },
+         "alef_maksura": {
+           "normal": ["\u0649"],
+           "hamza_above": ["\u0626", "\u064A\u0654"],
+           "initial": "\uFBE8",
+           "medial": "\uFBE9",
+           "isolated": "\uFEEF",
+           "final": "\uFEF0"
+         },
+         "yeh": {
+           "normal": ["\u064A"],
+           "hamza_above": {
+             "normal": ["\u0626", "\u0649\u0654"],
+             "isolated": "\uFE89",
+             "final": "\uFE8A",
+             "initial": "\uFE8B",
+             "medial": "\uFE8C"
            },
-           "african feh": {
-             "normal": ["\u08BB"]
+           "two_dots_below_hamza_above": ["\u08A8"],
+           "high_hamza": ["\u0678", "\u064A\u0674"],
+           "tail": ["\u06CD"],
+           "small_v": ["\u06CE"],
+           "three_dots_below": ["\u06D1"],
+           "two_dots_below_dot_above": ["\u08A9"],
+           "two_dots_below_small_noon_above": ["\u08BA"],
+           "isolated": "\uFEF1",
+           "final": "\uFEF2",
+           "initial": "\uFEF3",
+           "medial": "\uFEF4"
+         },
+         "tteh": {
+           "normal": ["\u0679"],
+           "isolated": "\uFB66",
+           "final": "\uFB67",
+           "initial": "\uFB68",
+           "medial": "\uFB69"
+         },
+         "tteheh": {
+           "normal": ["\u067A"],
+           "isolated": "\uFB5E",
+           "final": "\uFB5F",
+           "initial": "\uFB60",
+           "medial": "\uFB61"
+         },
+         "beeh": {
+           "normal": ["\u067B"],
+           "isolated": "\uFB52",
+           "final": "\uFB53",
+           "initial": "\uFB54",
+           "medial": "\uFB55"
+         },
+         "peh": {
+           "normal": ["\u067E"],
+           "small_meem_above": ["\u08B7"],
+           "isolated": "\uFB56",
+           "final": "\uFB57",
+           "initial": "\uFB58",
+           "medial": "\uFB59"
+         },
+         "teheh": {
+           "normal": ["\u067F"],
+           "isolated": "\uFB62",
+           "final": "\uFB63",
+           "initial": "\uFB64",
+           "medial": "\uFB65"
+         },
+         "beheh": {
+           "normal": ["\u0680"],
+           "isolated": "\uFB5A",
+           "final": "\uFB5B",
+           "initial": "\uFB5C",
+           "medial": "\uFB5D"
+         },
+         "nyeh": {
+           "normal": ["\u0683"],
+           "isolated": "\uFB76",
+           "final": "\uFB77",
+           "initial": "\uFB78",
+           "medial": "\uFB79"
+         },
+         "dyeh": {
+           "normal": ["\u0684"],
+           "isolated": "\uFB72",
+           "final": "\uFB73",
+           "initial": "\uFB74",
+           "medial": "\uFB75"
+         },
+         "tcheh": {
+           "normal": ["\u0686"],
+           "dot_above": ["\u06BF"],
+           "isolated": "\uFB7A",
+           "final": "\uFB7B",
+           "initial": "\uFB7C",
+           "medial": "\uFB7D"
+         },
+         "tcheheh": {
+           "normal": ["\u0687"],
+           "isolated": "\uFB7E",
+           "final": "\uFB7F",
+           "initial": "\uFB80",
+           "medial": "\uFB81"
+         },
+         "ddal": {
+           "normal": ["\u0688"],
+           "isolated": "\uFB88",
+           "final": "\uFB89"
+         },
+         "dahal": {
+           "normal": ["\u068C"],
+           "isolated": "\uFB84",
+           "final": "\uFB85"
+         },
+         "ddahal": {
+           "normal": ["\u068D"],
+           "isolated": "\uFB82",
+           "final": "\uFB83"
+         },
+         "dul": {
+           "normal": ["\u068F", "\u068E"],
+           "isolated": "\uFB86",
+           "final": "\uFB87"
+         },
+         "rreh": {
+           "normal": ["\u0691"],
+           "isolated": "\uFB8C",
+           "final": "\uFB8D"
+         },
+         "jeh": {
+           "normal": ["\u0698"],
+           "isolated": "\uFB8A",
+           "final": "\uFB8B"
+         },
+         "veh": {
+           "normal": ["\u06A4"],
+           "isolated": "\uFB6A",
+           "final": "\uFB6B",
+           "initial": "\uFB6C",
+           "medial": "\uFB6D"
+         },
+         "peheh": {
+           "normal": ["\u06A6"],
+           "isolated": "\uFB6E",
+           "final": "\uFB6F",
+           "initial": "\uFB70",
+           "medial": "\uFB71"
+         },
+         "keheh": {
+           "normal": ["\u06A9"],
+           "dot_above": ["\u0762"],
+           "three_dots_above": ["\u0763"],
+           "three_dots_pointing_upwards_below": ["\u0764"],
+           "isolated": "\uFB8E",
+           "final": "\uFB8F",
+           "initial": "\uFB90",
+           "medial": "\uFB91"
+         },
+         "ng": {
+           "normal": ["\u06AD"],
+           "isolated": "\uFBD3",
+           "final": "\uFBD4",
+           "initial": "\uFBD5",
+           "medial": "\uFBD6"
+         },
+         "gaf": {
+           "normal": ["\u06AF"],
+           "ring": ["\u06B0"],
+           "two_dots_below": ["\u06B2"],
+           "three_dots_above": ["\u06B4"],
+           "inverted_stroke": ["\u08B0"],
+           "isolated": "\uFB92",
+           "final": "\uFB93",
+           "initial": "\uFB94",
+           "medial": "\uFB95"
+         },
+         "ngoeh": {
+           "normal": ["\u06B1"],
+           "isolated": "\uFB9A",
+           "final": "\uFB9B",
+           "initial": "\uFB9C",
+           "medial": "\uFB9D"
+         },
+         "gueh": {
+           "normal": ["\u06B3"],
+           "isolated": "\uFB96",
+           "final": "\uFB97",
+           "initial": "\uFB98",
+           "medial": "\uFB99"
+         },
+         "noon ghunna": {
+           "normal": ["\u06BA"],
+           "isolated": "\uFB9E",
+           "final": "\uFB9F"
+         },
+         "rnoon": {
+           "normal": ["\u06BB"],
+           "isolated": "\uFBA0",
+           "final": "\uFBA1",
+           "initial": "\uFBA2",
+           "medial": "\uFBA3"
+         },
+         "heh doachashmee": {
+           "normal": ["\u06BE"],
+           "isolated": "\uFBAA",
+           "final": "\uFBAB",
+           "initial": "\uFBAC",
+           "medial": "\uFBAD"
+         },
+         "heh goal": {
+           "normal": ["\u06C1"],
+           "hamza_above": ["\u06C1\u0654", "\u06C2"],
+           "isolated": "\uFBA6",
+           "final": "\uFBA7",
+           "initial": "\uFBA8",
+           "medial": "\uFBA9"
+         },
+         "teh marbuta goal": {
+           "normal": ["\u06C3"]
+         },
+         "kirghiz oe": {
+           "normal": ["\u06C5"],
+           "isolated": "\uFBE0",
+           "final": "\uFBE1"
+         },
+         "oe": {
+           "normal": ["\u06C6"],
+           "isolated": "\uFBD9",
+           "final": "\uFBDA"
+         },
+         "u": {
+           "normal": ["\u06C7"],
+           "hamza_above": {
+             "normal": ["\u0677", "\u06C7\u0674"],
+             "isolated": "\uFBDD"
            },
-           "african qaf": {
-             "normal": ["\u08BC"]
+           "isolated": "\uFBD7",
+           "final": "\uFBD8"
+         },
+         "yu": {
+           "normal": ["\u06C8"],
+           "isolated": "\uFBDB",
+           "final": "\uFBDC"
+         },
+         "kirghiz yu": {
+           "normal": ["\u06C9"],
+           "isolated": "\uFBE2",
+           "final": "\uFBE3"
+         },
+         "ve": {
+           "normal": ["\u06CB"],
+           "isolated": "\uFBDE",
+           "final": "\uFBDF"
+         },
+         "farsi yeh": {
+           "normal": ["\u06CC"],
+           "indic_two_above": ["\u0775"],
+           "indic_three_above": ["\u0776"],
+           "indic_four_above": ["\u0777"],
+           "isolated": "\uFBFC",
+           "final": "\uFBFD",
+           "initial": "\uFBFE",
+           "medial": "\uFBFF"
+         },
+         "e": {
+           "normal": ["\u06D0"],
+           "isolated": "\uFBE4",
+           "final": "\uFBE5",
+           "initial": "\uFBE6",
+           "medial": "\uFBE7"
+         },
+         "yeh barree": {
+           "normal": ["\u06D2"],
+           "hamza_above": {
+             "normal": ["\u06D2\u0654", "\u06D3"],
+             "isolated": "\uFBB0",
+             "final": "\uFBB1"
            },
-           "african noon": {
-             "normal": ["\u08BD"]
+           "indic_two_above": ["\u077A"],
+           "indic_three_above": ["\u077B"],
+           "isolated": "\uFBAE",
+           "final": "\uFBAF"
+         },
+         "ae": {
+           "normal": ["\u06D5"],
+           "isolated": "\u06D5",
+           "final": "\uFEEA",
+           "yeh_above": {
+             "normal": ["\u06C0", "\u06D5\u0654"],
+             "isolated": "\uFBA4",
+             "final": "\uFBA5"
            }
-         };
-         exports["default"] = arabicReference;
-       });
+         },
+         "rohingya yeh": {
+           "normal": ["\u08AC"]
+         },
+         "low alef": {
+           "normal": ["\u08AD"]
+         },
+         "straight waw": {
+           "normal": ["\u08B1"]
+         },
+         "african feh": {
+           "normal": ["\u08BB"]
+         },
+         "african qaf": {
+           "normal": ["\u08BC"]
+         },
+         "african noon": {
+           "normal": ["\u08BD"]
+         }
+       };
 
-       var unicodeLigatures = createCommonjsModule(function (module, exports) {
+       unicodeArabic["default"] = arabicReference;
 
-         Object.defineProperty(exports, "__esModule", {
-           value: true
-         });
-         var ligatureReference = {
-           "\u0626\u0627": {
-             "isolated": "\uFBEA",
-             "final": "\uFBEB"
-           },
-           "\u0626\u06D5": {
-             "isolated": "\uFBEC",
-             "final": "\uFBED"
-           },
-           "\u0626\u0648": {
-             "isolated": "\uFBEE",
-             "final": "\uFBEF"
-           },
-           "\u0626\u06C7": {
-             "isolated": "\uFBF0",
-             "final": "\uFBF1"
-           },
-           "\u0626\u06C6": {
-             "isolated": "\uFBF2",
-             "final": "\uFBF3"
-           },
-           "\u0626\u06C8": {
-             "isolated": "\uFBF4",
-             "final": "\uFBF5"
-           },
-           "\u0626\u06D0": {
-             "isolated": "\uFBF6",
-             "final": "\uFBF7",
-             "initial": "\uFBF8"
-           },
-           "\u0626\u0649": {
-             "uighur_kirghiz": {
-               "isolated": "\uFBF9",
-               "final": "\uFBFA",
-               "initial": "\uFBFB"
-             },
-             "isolated": "\uFC03",
-             "final": "\uFC68"
-           },
-           "\u0626\u062C": {
-             "isolated": "\uFC00",
-             "initial": "\uFC97"
-           },
-           "\u0626\u062D": {
-             "isolated": "\uFC01",
-             "initial": "\uFC98"
-           },
-           "\u0626\u0645": {
-             "isolated": "\uFC02",
-             "final": "\uFC66",
-             "initial": "\uFC9A",
-             "medial": "\uFCDF"
-           },
-           "\u0626\u064A": {
-             "isolated": "\uFC04",
-             "final": "\uFC69"
-           },
-           "\u0628\u062C": {
-             "isolated": "\uFC05",
-             "initial": "\uFC9C"
-           },
-           "\u0628\u062D": {
-             "isolated": "\uFC06",
-             "initial": "\uFC9D"
-           },
-           "\u0628\u062E": {
-             "isolated": "\uFC07",
-             "initial": "\uFC9E"
-           },
-           "\u0628\u0645": {
-             "isolated": "\uFC08",
-             "final": "\uFC6C",
-             "initial": "\uFC9F",
-             "medial": "\uFCE1"
-           },
-           "\u0628\u0649": {
-             "isolated": "\uFC09",
-             "final": "\uFC6E"
-           },
-           "\u0628\u064A": {
-             "isolated": "\uFC0A",
-             "final": "\uFC6F"
-           },
-           "\u062A\u062C": {
-             "isolated": "\uFC0B",
-             "initial": "\uFCA1"
-           },
-           "\u062A\u062D": {
-             "isolated": "\uFC0C",
-             "initial": "\uFCA2"
-           },
-           "\u062A\u062E": {
-             "isolated": "\uFC0D",
-             "initial": "\uFCA3"
-           },
-           "\u062A\u0645": {
-             "isolated": "\uFC0E",
-             "final": "\uFC72",
-             "initial": "\uFCA4",
-             "medial": "\uFCE3"
-           },
-           "\u062A\u0649": {
-             "isolated": "\uFC0F",
-             "final": "\uFC74"
-           },
-           "\u062A\u064A": {
-             "isolated": "\uFC10",
-             "final": "\uFC75"
-           },
-           "\u062B\u062C": {
-             "isolated": "\uFC11"
-           },
-           "\u062B\u0645": {
-             "isolated": "\uFC12",
-             "final": "\uFC78",
-             "initial": "\uFCA6",
-             "medial": "\uFCE5"
-           },
-           "\u062B\u0649": {
-             "isolated": "\uFC13",
-             "final": "\uFC7A"
-           },
-           "\u062B\u0648": {
-             "isolated": "\uFC14"
-           },
-           "\u062C\u062D": {
-             "isolated": "\uFC15",
-             "initial": "\uFCA7"
-           },
-           "\u062C\u0645": {
-             "isolated": "\uFC16",
-             "initial": "\uFCA8"
-           },
-           "\u062D\u062C": {
-             "isolated": "\uFC17",
-             "initial": "\uFCA9"
-           },
-           "\u062D\u0645": {
-             "isolated": "\uFC18",
-             "initial": "\uFCAA"
-           },
-           "\u062E\u062C": {
-             "isolated": "\uFC19",
-             "initial": "\uFCAB"
-           },
-           "\u062E\u062D": {
-             "isolated": "\uFC1A"
-           },
-           "\u062E\u0645": {
-             "isolated": "\uFC1B",
-             "initial": "\uFCAC"
-           },
-           "\u0633\u062C": {
-             "isolated": "\uFC1C",
-             "initial": "\uFCAD",
-             "medial": "\uFD34"
-           },
-           "\u0633\u062D": {
-             "isolated": "\uFC1D",
-             "initial": "\uFCAE",
-             "medial": "\uFD35"
-           },
-           "\u0633\u062E": {
-             "isolated": "\uFC1E",
-             "initial": "\uFCAF",
-             "medial": "\uFD36"
-           },
-           "\u0633\u0645": {
-             "isolated": "\uFC1F",
-             "initial": "\uFCB0",
-             "medial": "\uFCE7"
-           },
-           "\u0635\u062D": {
-             "isolated": "\uFC20",
-             "initial": "\uFCB1"
-           },
-           "\u0635\u0645": {
-             "isolated": "\uFC21",
-             "initial": "\uFCB3"
-           },
-           "\u0636\u062C": {
-             "isolated": "\uFC22",
-             "initial": "\uFCB4"
-           },
-           "\u0636\u062D": {
-             "isolated": "\uFC23",
-             "initial": "\uFCB5"
-           },
-           "\u0636\u062E": {
-             "isolated": "\uFC24",
-             "initial": "\uFCB6"
-           },
-           "\u0636\u0645": {
-             "isolated": "\uFC25",
-             "initial": "\uFCB7"
-           },
-           "\u0637\u062D": {
-             "isolated": "\uFC26",
-             "initial": "\uFCB8"
-           },
-           "\u0637\u0645": {
-             "isolated": "\uFC27",
-             "initial": "\uFD33",
-             "medial": "\uFD3A"
-           },
-           "\u0638\u0645": {
-             "isolated": "\uFC28",
-             "initial": "\uFCB9",
-             "medial": "\uFD3B"
-           },
-           "\u0639\u062C": {
-             "isolated": "\uFC29",
-             "initial": "\uFCBA"
-           },
-           "\u0639\u0645": {
-             "isolated": "\uFC2A",
-             "initial": "\uFCBB"
-           },
-           "\u063A\u062C": {
-             "isolated": "\uFC2B",
-             "initial": "\uFCBC"
-           },
-           "\u063A\u0645": {
-             "isolated": "\uFC2C",
-             "initial": "\uFCBD"
-           },
-           "\u0641\u062C": {
-             "isolated": "\uFC2D",
-             "initial": "\uFCBE"
-           },
-           "\u0641\u062D": {
-             "isolated": "\uFC2E",
-             "initial": "\uFCBF"
-           },
-           "\u0641\u062E": {
-             "isolated": "\uFC2F",
-             "initial": "\uFCC0"
-           },
-           "\u0641\u0645": {
-             "isolated": "\uFC30",
-             "initial": "\uFCC1"
-           },
-           "\u0641\u0649": {
-             "isolated": "\uFC31",
-             "final": "\uFC7C"
-           },
-           "\u0641\u064A": {
-             "isolated": "\uFC32",
-             "final": "\uFC7D"
-           },
-           "\u0642\u062D": {
-             "isolated": "\uFC33",
-             "initial": "\uFCC2"
-           },
-           "\u0642\u0645": {
-             "isolated": "\uFC34",
-             "initial": "\uFCC3"
-           },
-           "\u0642\u0649": {
-             "isolated": "\uFC35",
-             "final": "\uFC7E"
-           },
-           "\u0642\u064A": {
-             "isolated": "\uFC36",
-             "final": "\uFC7F"
-           },
-           "\u0643\u0627": {
-             "isolated": "\uFC37",
-             "final": "\uFC80"
-           },
-           "\u0643\u062C": {
-             "isolated": "\uFC38",
-             "initial": "\uFCC4"
-           },
-           "\u0643\u062D": {
-             "isolated": "\uFC39",
-             "initial": "\uFCC5"
-           },
-           "\u0643\u062E": {
-             "isolated": "\uFC3A",
-             "initial": "\uFCC6"
-           },
-           "\u0643\u0644": {
-             "isolated": "\uFC3B",
-             "final": "\uFC81",
-             "initial": "\uFCC7",
-             "medial": "\uFCEB"
-           },
-           "\u0643\u0645": {
-             "isolated": "\uFC3C",
-             "final": "\uFC82",
-             "initial": "\uFCC8",
-             "medial": "\uFCEC"
-           },
-           "\u0643\u0649": {
-             "isolated": "\uFC3D",
-             "final": "\uFC83"
-           },
-           "\u0643\u064A": {
-             "isolated": "\uFC3E",
-             "final": "\uFC84"
-           },
-           "\u0644\u062C": {
-             "isolated": "\uFC3F",
-             "initial": "\uFCC9"
-           },
-           "\u0644\u062D": {
-             "isolated": "\uFC40",
-             "initial": "\uFCCA"
-           },
-           "\u0644\u062E": {
-             "isolated": "\uFC41",
-             "initial": "\uFCCB"
-           },
-           "\u0644\u0645": {
-             "isolated": "\uFC42",
-             "final": "\uFC85",
-             "initial": "\uFCCC",
-             "medial": "\uFCED"
-           },
-           "\u0644\u0649": {
-             "isolated": "\uFC43",
-             "final": "\uFC86"
-           },
-           "\u0644\u064A": {
-             "isolated": "\uFC44",
-             "final": "\uFC87"
-           },
-           "\u0645\u062C": {
-             "isolated": "\uFC45",
-             "initial": "\uFCCE"
-           },
-           "\u0645\u062D": {
-             "isolated": "\uFC46",
-             "initial": "\uFCCF"
-           },
-           "\u0645\u062E": {
-             "isolated": "\uFC47",
-             "initial": "\uFCD0"
-           },
-           "\u0645\u0645": {
-             "isolated": "\uFC48",
-             "final": "\uFC89",
-             "initial": "\uFCD1"
-           },
-           "\u0645\u0649": {
-             "isolated": "\uFC49"
-           },
-           "\u0645\u064A": {
-             "isolated": "\uFC4A"
-           },
-           "\u0646\u062C": {
-             "isolated": "\uFC4B",
-             "initial": "\uFCD2"
-           },
-           "\u0646\u062D": {
-             "isolated": "\uFC4C",
-             "initial": "\uFCD3"
-           },
-           "\u0646\u062E": {
-             "isolated": "\uFC4D",
-             "initial": "\uFCD4"
-           },
-           "\u0646\u0645": {
-             "isolated": "\uFC4E",
-             "final": "\uFC8C",
-             "initial": "\uFCD5",
-             "medial": "\uFCEE"
-           },
-           "\u0646\u0649": {
-             "isolated": "\uFC4F",
-             "final": "\uFC8E"
-           },
-           "\u0646\u064A": {
-             "isolated": "\uFC50",
-             "final": "\uFC8F"
-           },
-           "\u0647\u062C": {
-             "isolated": "\uFC51",
-             "initial": "\uFCD7"
-           },
-           "\u0647\u0645": {
-             "isolated": "\uFC52",
-             "initial": "\uFCD8"
-           },
-           "\u0647\u0649": {
-             "isolated": "\uFC53"
-           },
-           "\u0647\u064A": {
-             "isolated": "\uFC54"
-           },
-           "\u064A\u062C": {
-             "isolated": "\uFC55",
-             "initial": "\uFCDA"
-           },
-           "\u064A\u062D": {
-             "isolated": "\uFC56",
-             "initial": "\uFCDB"
-           },
-           "\u064A\u062E": {
-             "isolated": "\uFC57",
-             "initial": "\uFCDC"
-           },
-           "\u064A\u0645": {
-             "isolated": "\uFC58",
-             "final": "\uFC93",
-             "initial": "\uFCDD",
-             "medial": "\uFCF0"
-           },
-           "\u064A\u0649": {
-             "isolated": "\uFC59",
-             "final": "\uFC95"
-           },
-           "\u064A\u064A": {
-             "isolated": "\uFC5A",
-             "final": "\uFC96"
-           },
-           "\u0630\u0670": {
-             "isolated": "\uFC5B"
-           },
-           "\u0631\u0670": {
-             "isolated": "\uFC5C"
-           },
-           "\u0649\u0670": {
-             "isolated": "\uFC5D",
-             "final": "\uFC90"
-           },
-           "\u064C\u0651": {
-             "isolated": "\uFC5E"
-           },
-           "\u064D\u0651": {
-             "isolated": "\uFC5F"
-           },
-           "\u064E\u0651": {
-             "isolated": "\uFC60"
-           },
-           "\u064F\u0651": {
-             "isolated": "\uFC61"
-           },
-           "\u0650\u0651": {
-             "isolated": "\uFC62"
-           },
-           "\u0651\u0670": {
-             "isolated": "\uFC63"
-           },
-           "\u0626\u0631": {
-             "final": "\uFC64"
-           },
-           "\u0626\u0632": {
-             "final": "\uFC65"
-           },
-           "\u0626\u0646": {
-             "final": "\uFC67"
-           },
-           "\u0628\u0631": {
-             "final": "\uFC6A"
-           },
-           "\u0628\u0632": {
-             "final": "\uFC6B"
-           },
-           "\u0628\u0646": {
-             "final": "\uFC6D"
-           },
-           "\u062A\u0631": {
-             "final": "\uFC70"
-           },
-           "\u062A\u0632": {
-             "final": "\uFC71"
-           },
-           "\u062A\u0646": {
-             "final": "\uFC73"
-           },
-           "\u062B\u0631": {
-             "final": "\uFC76"
-           },
-           "\u062B\u0632": {
-             "final": "\uFC77"
-           },
-           "\u062B\u0646": {
-             "final": "\uFC79"
-           },
-           "\u062B\u064A": {
-             "final": "\uFC7B"
-           },
-           "\u0645\u0627": {
-             "final": "\uFC88"
-           },
-           "\u0646\u0631": {
-             "final": "\uFC8A"
-           },
-           "\u0646\u0632": {
-             "final": "\uFC8B"
-           },
-           "\u0646\u0646": {
-             "final": "\uFC8D"
-           },
-           "\u064A\u0631": {
-             "final": "\uFC91"
-           },
-           "\u064A\u0632": {
-             "final": "\uFC92"
-           },
-           "\u064A\u0646": {
-             "final": "\uFC94"
-           },
-           "\u0626\u062E": {
-             "initial": "\uFC99"
-           },
-           "\u0626\u0647": {
-             "initial": "\uFC9B",
-             "medial": "\uFCE0"
-           },
-           "\u0628\u0647": {
-             "initial": "\uFCA0",
-             "medial": "\uFCE2"
-           },
-           "\u062A\u0647": {
-             "initial": "\uFCA5",
-             "medial": "\uFCE4"
-           },
-           "\u0635\u062E": {
-             "initial": "\uFCB2"
-           },
-           "\u0644\u0647": {
-             "initial": "\uFCCD"
-           },
-           "\u0646\u0647": {
-             "initial": "\uFCD6",
-             "medial": "\uFCEF"
-           },
-           "\u0647\u0670": {
-             "initial": "\uFCD9"
-           },
-           "\u064A\u0647": {
-             "initial": "\uFCDE",
-             "medial": "\uFCF1"
-           },
-           "\u062B\u0647": {
-             "medial": "\uFCE6"
-           },
-           "\u0633\u0647": {
-             "medial": "\uFCE8",
-             "initial": "\uFD31"
-           },
-           "\u0634\u0645": {
-             "medial": "\uFCE9",
-             "isolated": "\uFD0C",
-             "final": "\uFD28",
-             "initial": "\uFD30"
-           },
-           "\u0634\u0647": {
-             "medial": "\uFCEA",
-             "initial": "\uFD32"
-           },
-           "\u0640\u064E\u0651": {
-             "medial": "\uFCF2"
-           },
-           "\u0640\u064F\u0651": {
-             "medial": "\uFCF3"
-           },
-           "\u0640\u0650\u0651": {
-             "medial": "\uFCF4"
-           },
-           "\u0637\u0649": {
-             "isolated": "\uFCF5",
-             "final": "\uFD11"
-           },
-           "\u0637\u064A": {
-             "isolated": "\uFCF6",
-             "final": "\uFD12"
-           },
-           "\u0639\u0649": {
-             "isolated": "\uFCF7",
-             "final": "\uFD13"
-           },
-           "\u0639\u064A": {
-             "isolated": "\uFCF8",
-             "final": "\uFD14"
-           },
-           "\u063A\u0649": {
-             "isolated": "\uFCF9",
-             "final": "\uFD15"
-           },
-           "\u063A\u064A": {
-             "isolated": "\uFCFA",
-             "final": "\uFD16"
-           },
-           "\u0633\u0649": {
-             "isolated": "\uFCFB"
-           },
-           "\u0633\u064A": {
-             "isolated": "\uFCFC",
-             "final": "\uFD18"
-           },
-           "\u0634\u0649": {
-             "isolated": "\uFCFD",
-             "final": "\uFD19"
-           },
-           "\u0634\u064A": {
-             "isolated": "\uFCFE",
-             "final": "\uFD1A"
-           },
-           "\u062D\u0649": {
-             "isolated": "\uFCFF",
-             "final": "\uFD1B"
-           },
-           "\u062D\u064A": {
-             "isolated": "\uFD00",
-             "final": "\uFD1C"
-           },
-           "\u062C\u0649": {
-             "isolated": "\uFD01",
-             "final": "\uFD1D"
-           },
-           "\u062C\u064A": {
-             "isolated": "\uFD02",
-             "final": "\uFD1E"
-           },
-           "\u062E\u0649": {
-             "isolated": "\uFD03",
-             "final": "\uFD1F"
-           },
-           "\u062E\u064A": {
-             "isolated": "\uFD04",
-             "final": "\uFD20"
-           },
-           "\u0635\u0649": {
-             "isolated": "\uFD05",
-             "final": "\uFD21"
-           },
-           "\u0635\u064A": {
-             "isolated": "\uFD06",
-             "final": "\uFD22"
-           },
-           "\u0636\u0649": {
-             "isolated": "\uFD07",
-             "final": "\uFD23"
-           },
-           "\u0636\u064A": {
-             "isolated": "\uFD08",
-             "final": "\uFD24"
-           },
-           "\u0634\u062C": {
-             "isolated": "\uFD09",
-             "final": "\uFD25",
-             "initial": "\uFD2D",
-             "medial": "\uFD37"
-           },
-           "\u0634\u062D": {
-             "isolated": "\uFD0A",
-             "final": "\uFD26",
-             "initial": "\uFD2E",
-             "medial": "\uFD38"
-           },
-           "\u0634\u062E": {
-             "isolated": "\uFD0B",
-             "final": "\uFD27",
-             "initial": "\uFD2F",
-             "medial": "\uFD39"
+       var unicodeLigatures = {};
+
+       Object.defineProperty(unicodeLigatures, "__esModule", {
+         value: true
+       });
+       var ligatureReference = {
+         "\u0626\u0627": {
+           "isolated": "\uFBEA",
+           "final": "\uFBEB"
+         },
+         "\u0626\u06D5": {
+           "isolated": "\uFBEC",
+           "final": "\uFBED"
+         },
+         "\u0626\u0648": {
+           "isolated": "\uFBEE",
+           "final": "\uFBEF"
+         },
+         "\u0626\u06C7": {
+           "isolated": "\uFBF0",
+           "final": "\uFBF1"
+         },
+         "\u0626\u06C6": {
+           "isolated": "\uFBF2",
+           "final": "\uFBF3"
+         },
+         "\u0626\u06C8": {
+           "isolated": "\uFBF4",
+           "final": "\uFBF5"
+         },
+         "\u0626\u06D0": {
+           "isolated": "\uFBF6",
+           "final": "\uFBF7",
+           "initial": "\uFBF8"
+         },
+         "\u0626\u0649": {
+           "uighur_kirghiz": {
+             "isolated": "\uFBF9",
+             "final": "\uFBFA",
+             "initial": "\uFBFB"
            },
-           "\u0634\u0631": {
-             "isolated": "\uFD0D",
-             "final": "\uFD29"
-           },
-           "\u0633\u0631": {
-             "isolated": "\uFD0E",
-             "final": "\uFD2A"
-           },
-           "\u0635\u0631": {
-             "isolated": "\uFD0F",
-             "final": "\uFD2B"
-           },
-           "\u0636\u0631": {
-             "isolated": "\uFD10",
-             "final": "\uFD2C"
-           },
-           "\u0633\u0639": {
-             "final": "\uFD17"
-           },
-           "\u062A\u062C\u0645": {
-             "initial": "\uFD50"
-           },
-           "\u062A\u062D\u062C": {
-             "final": "\uFD51",
-             "initial": "\uFD52"
-           },
-           "\u062A\u062D\u0645": {
-             "initial": "\uFD53"
-           },
-           "\u062A\u062E\u0645": {
-             "initial": "\uFD54"
-           },
-           "\u062A\u0645\u062C": {
-             "initial": "\uFD55"
-           },
-           "\u062A\u0645\u062D": {
-             "initial": "\uFD56"
-           },
-           "\u062A\u0645\u062E": {
-             "initial": "\uFD57"
-           },
-           "\u062C\u0645\u062D": {
-             "final": "\uFD58",
-             "initial": "\uFD59"
-           },
-           "\u062D\u0645\u064A": {
-             "final": "\uFD5A"
-           },
-           "\u062D\u0645\u0649": {
-             "final": "\uFD5B"
-           },
-           "\u0633\u062D\u062C": {
-             "initial": "\uFD5C"
-           },
-           "\u0633\u062C\u062D": {
-             "initial": "\uFD5D"
-           },
-           "\u0633\u062C\u0649": {
-             "final": "\uFD5E"
-           },
-           "\u0633\u0645\u062D": {
-             "final": "\uFD5F",
-             "initial": "\uFD60"
-           },
-           "\u0633\u0645\u062C": {
-             "initial": "\uFD61"
-           },
-           "\u0633\u0645\u0645": {
-             "final": "\uFD62",
-             "initial": "\uFD63"
-           },
-           "\u0635\u062D\u062D": {
-             "final": "\uFD64",
-             "initial": "\uFD65"
-           },
-           "\u0635\u0645\u0645": {
-             "final": "\uFD66",
-             "initial": "\uFDC5"
-           },
-           "\u0634\u062D\u0645": {
-             "final": "\uFD67",
-             "initial": "\uFD68"
-           },
-           "\u0634\u062C\u064A": {
-             "final": "\uFD69"
-           },
-           "\u0634\u0645\u062E": {
-             "final": "\uFD6A",
-             "initial": "\uFD6B"
-           },
-           "\u0634\u0645\u0645": {
-             "final": "\uFD6C",
-             "initial": "\uFD6D"
-           },
-           "\u0636\u062D\u0649": {
-             "final": "\uFD6E"
-           },
-           "\u0636\u062E\u0645": {
-             "final": "\uFD6F",
-             "initial": "\uFD70"
-           },
-           "\u0636\u0645\u062D": {
-             "final": "\uFD71"
-           },
-           "\u0637\u0645\u062D": {
-             "initial": "\uFD72"
-           },
-           "\u0637\u0645\u0645": {
-             "initial": "\uFD73"
-           },
-           "\u0637\u0645\u064A": {
-             "final": "\uFD74"
-           },
-           "\u0639\u062C\u0645": {
-             "final": "\uFD75",
-             "initial": "\uFDC4"
-           },
-           "\u0639\u0645\u0645": {
-             "final": "\uFD76",
-             "initial": "\uFD77"
-           },
-           "\u0639\u0645\u0649": {
-             "final": "\uFD78"
-           },
-           "\u063A\u0645\u0645": {
-             "final": "\uFD79"
-           },
-           "\u063A\u0645\u064A": {
-             "final": "\uFD7A"
-           },
-           "\u063A\u0645\u0649": {
-             "final": "\uFD7B"
-           },
-           "\u0641\u062E\u0645": {
-             "final": "\uFD7C",
-             "initial": "\uFD7D"
-           },
-           "\u0642\u0645\u062D": {
-             "final": "\uFD7E",
-             "initial": "\uFDB4"
-           },
-           "\u0642\u0645\u0645": {
-             "final": "\uFD7F"
-           },
-           "\u0644\u062D\u0645": {
-             "final": "\uFD80",
-             "initial": "\uFDB5"
-           },
-           "\u0644\u062D\u064A": {
-             "final": "\uFD81"
-           },
-           "\u0644\u062D\u0649": {
-             "final": "\uFD82"
-           },
-           "\u0644\u062C\u062C": {
-             "initial": "\uFD83",
-             "final": "\uFD84"
-           },
-           "\u0644\u062E\u0645": {
-             "final": "\uFD85",
-             "initial": "\uFD86"
-           },
-           "\u0644\u0645\u062D": {
-             "final": "\uFD87",
-             "initial": "\uFD88"
-           },
-           "\u0645\u062D\u062C": {
-             "initial": "\uFD89"
-           },
-           "\u0645\u062D\u0645": {
-             "initial": "\uFD8A"
-           },
-           "\u0645\u062D\u064A": {
-             "final": "\uFD8B"
-           },
-           "\u0645\u062C\u062D": {
-             "initial": "\uFD8C"
-           },
-           "\u0645\u062C\u0645": {
-             "initial": "\uFD8D"
-           },
-           "\u0645\u062E\u062C": {
-             "initial": "\uFD8E"
-           },
-           "\u0645\u062E\u0645": {
-             "initial": "\uFD8F"
-           },
-           "\u0645\u062C\u062E": {
-             "initial": "\uFD92"
-           },
-           "\u0647\u0645\u062C": {
-             "initial": "\uFD93"
-           },
-           "\u0647\u0645\u0645": {
-             "initial": "\uFD94"
-           },
-           "\u0646\u062D\u0645": {
-             "initial": "\uFD95"
-           },
-           "\u0646\u062D\u0649": {
-             "final": "\uFD96"
-           },
-           "\u0646\u062C\u0645": {
-             "final": "\uFD97",
-             "initial": "\uFD98"
-           },
-           "\u0646\u062C\u0649": {
-             "final": "\uFD99"
-           },
-           "\u0646\u0645\u064A": {
-             "final": "\uFD9A"
-           },
-           "\u0646\u0645\u0649": {
-             "final": "\uFD9B"
-           },
-           "\u064A\u0645\u0645": {
-             "final": "\uFD9C",
-             "initial": "\uFD9D"
-           },
-           "\u0628\u062E\u064A": {
-             "final": "\uFD9E"
-           },
-           "\u062A\u062C\u064A": {
-             "final": "\uFD9F"
-           },
-           "\u062A\u062C\u0649": {
-             "final": "\uFDA0"
-           },
-           "\u062A\u062E\u064A": {
-             "final": "\uFDA1"
-           },
-           "\u062A\u062E\u0649": {
-             "final": "\uFDA2"
-           },
-           "\u062A\u0645\u064A": {
-             "final": "\uFDA3"
-           },
-           "\u062A\u0645\u0649": {
-             "final": "\uFDA4"
-           },
-           "\u062C\u0645\u064A": {
-             "final": "\uFDA5"
-           },
-           "\u062C\u062D\u0649": {
-             "final": "\uFDA6"
-           },
-           "\u062C\u0645\u0649": {
-             "final": "\uFDA7"
-           },
-           "\u0633\u062E\u0649": {
-             "final": "\uFDA8"
-           },
-           "\u0635\u062D\u064A": {
-             "final": "\uFDA9"
-           },
-           "\u0634\u062D\u064A": {
-             "final": "\uFDAA"
-           },
-           "\u0636\u062D\u064A": {
-             "final": "\uFDAB"
-           },
-           "\u0644\u062C\u064A": {
-             "final": "\uFDAC"
-           },
-           "\u0644\u0645\u064A": {
-             "final": "\uFDAD"
-           },
-           "\u064A\u062D\u064A": {
-             "final": "\uFDAE"
-           },
-           "\u064A\u062C\u064A": {
-             "final": "\uFDAF"
-           },
-           "\u064A\u0645\u064A": {
-             "final": "\uFDB0"
-           },
-           "\u0645\u0645\u064A": {
-             "final": "\uFDB1"
-           },
-           "\u0642\u0645\u064A": {
-             "final": "\uFDB2"
-           },
-           "\u0646\u062D\u064A": {
-             "final": "\uFDB3"
-           },
-           "\u0639\u0645\u064A": {
-             "final": "\uFDB6"
-           },
-           "\u0643\u0645\u064A": {
-             "final": "\uFDB7"
-           },
-           "\u0646\u062C\u062D": {
-             "initial": "\uFDB8",
-             "final": "\uFDBD"
-           },
-           "\u0645\u062E\u064A": {
-             "final": "\uFDB9"
-           },
-           "\u0644\u062C\u0645": {
-             "initial": "\uFDBA",
-             "final": "\uFDBC"
-           },
-           "\u0643\u0645\u0645": {
-             "final": "\uFDBB",
-             "initial": "\uFDC3"
-           },
-           "\u062C\u062D\u064A": {
-             "final": "\uFDBE"
-           },
-           "\u062D\u062C\u064A": {
-             "final": "\uFDBF"
-           },
-           "\u0645\u062C\u064A": {
-             "final": "\uFDC0"
-           },
-           "\u0641\u0645\u064A": {
-             "final": "\uFDC1"
-           },
-           "\u0628\u062D\u064A": {
-             "final": "\uFDC2"
-           },
-           "\u0633\u062E\u064A": {
-             "final": "\uFDC6"
-           },
-           "\u0646\u062C\u064A": {
-             "final": "\uFDC7"
-           },
-           "\u0644\u0622": {
-             "isolated": "\uFEF5",
-             "final": "\uFEF6"
-           },
-           "\u0644\u0623": {
-             "isolated": "\uFEF7",
-             "final": "\uFEF8"
-           },
-           "\u0644\u0625": {
-             "isolated": "\uFEF9",
-             "final": "\uFEFA"
-           },
-           "\u0644\u0627": {
-             "isolated": "\uFEFB",
-             "final": "\uFEFC"
-           },
-           "words": {
-             "\u0635\u0644\u06D2": "\uFDF0",
-             "\u0642\u0644\u06D2": "\uFDF1",
-             "\u0627\u0644\u0644\u0647": "\uFDF2",
-             "\u0627\u0643\u0628\u0631": "\uFDF3",
-             "\u0645\u062D\u0645\u062F": "\uFDF4",
-             "\u0635\u0644\u0639\u0645": "\uFDF5",
-             "\u0631\u0633\u0648\u0644": "\uFDF6",
-             "\u0639\u0644\u064A\u0647": "\uFDF7",
-             "\u0648\u0633\u0644\u0645": "\uFDF8",
-             "\u0635\u0644\u0649": "\uFDF9",
-             "\u0635\u0644\u0649\u0627\u0644\u0644\u0647\u0639\u0644\u064A\u0647\u0648\u0633\u0644\u0645": "\uFDFA",
-             "\u062C\u0644\u062C\u0644\u0627\u0644\u0647": "\uFDFB",
-             "\u0631\u06CC\u0627\u0644": "\uFDFC"
-           }
-         };
-         exports["default"] = ligatureReference;
-       });
+           "isolated": "\uFC03",
+           "final": "\uFC68"
+         },
+         "\u0626\u062C": {
+           "isolated": "\uFC00",
+           "initial": "\uFC97"
+         },
+         "\u0626\u062D": {
+           "isolated": "\uFC01",
+           "initial": "\uFC98"
+         },
+         "\u0626\u0645": {
+           "isolated": "\uFC02",
+           "final": "\uFC66",
+           "initial": "\uFC9A",
+           "medial": "\uFCDF"
+         },
+         "\u0626\u064A": {
+           "isolated": "\uFC04",
+           "final": "\uFC69"
+         },
+         "\u0628\u062C": {
+           "isolated": "\uFC05",
+           "initial": "\uFC9C"
+         },
+         "\u0628\u062D": {
+           "isolated": "\uFC06",
+           "initial": "\uFC9D"
+         },
+         "\u0628\u062E": {
+           "isolated": "\uFC07",
+           "initial": "\uFC9E"
+         },
+         "\u0628\u0645": {
+           "isolated": "\uFC08",
+           "final": "\uFC6C",
+           "initial": "\uFC9F",
+           "medial": "\uFCE1"
+         },
+         "\u0628\u0649": {
+           "isolated": "\uFC09",
+           "final": "\uFC6E"
+         },
+         "\u0628\u064A": {
+           "isolated": "\uFC0A",
+           "final": "\uFC6F"
+         },
+         "\u062A\u062C": {
+           "isolated": "\uFC0B",
+           "initial": "\uFCA1"
+         },
+         "\u062A\u062D": {
+           "isolated": "\uFC0C",
+           "initial": "\uFCA2"
+         },
+         "\u062A\u062E": {
+           "isolated": "\uFC0D",
+           "initial": "\uFCA3"
+         },
+         "\u062A\u0645": {
+           "isolated": "\uFC0E",
+           "final": "\uFC72",
+           "initial": "\uFCA4",
+           "medial": "\uFCE3"
+         },
+         "\u062A\u0649": {
+           "isolated": "\uFC0F",
+           "final": "\uFC74"
+         },
+         "\u062A\u064A": {
+           "isolated": "\uFC10",
+           "final": "\uFC75"
+         },
+         "\u062B\u062C": {
+           "isolated": "\uFC11"
+         },
+         "\u062B\u0645": {
+           "isolated": "\uFC12",
+           "final": "\uFC78",
+           "initial": "\uFCA6",
+           "medial": "\uFCE5"
+         },
+         "\u062B\u0649": {
+           "isolated": "\uFC13",
+           "final": "\uFC7A"
+         },
+         "\u062B\u0648": {
+           "isolated": "\uFC14"
+         },
+         "\u062C\u062D": {
+           "isolated": "\uFC15",
+           "initial": "\uFCA7"
+         },
+         "\u062C\u0645": {
+           "isolated": "\uFC16",
+           "initial": "\uFCA8"
+         },
+         "\u062D\u062C": {
+           "isolated": "\uFC17",
+           "initial": "\uFCA9"
+         },
+         "\u062D\u0645": {
+           "isolated": "\uFC18",
+           "initial": "\uFCAA"
+         },
+         "\u062E\u062C": {
+           "isolated": "\uFC19",
+           "initial": "\uFCAB"
+         },
+         "\u062E\u062D": {
+           "isolated": "\uFC1A"
+         },
+         "\u062E\u0645": {
+           "isolated": "\uFC1B",
+           "initial": "\uFCAC"
+         },
+         "\u0633\u062C": {
+           "isolated": "\uFC1C",
+           "initial": "\uFCAD",
+           "medial": "\uFD34"
+         },
+         "\u0633\u062D": {
+           "isolated": "\uFC1D",
+           "initial": "\uFCAE",
+           "medial": "\uFD35"
+         },
+         "\u0633\u062E": {
+           "isolated": "\uFC1E",
+           "initial": "\uFCAF",
+           "medial": "\uFD36"
+         },
+         "\u0633\u0645": {
+           "isolated": "\uFC1F",
+           "initial": "\uFCB0",
+           "medial": "\uFCE7"
+         },
+         "\u0635\u062D": {
+           "isolated": "\uFC20",
+           "initial": "\uFCB1"
+         },
+         "\u0635\u0645": {
+           "isolated": "\uFC21",
+           "initial": "\uFCB3"
+         },
+         "\u0636\u062C": {
+           "isolated": "\uFC22",
+           "initial": "\uFCB4"
+         },
+         "\u0636\u062D": {
+           "isolated": "\uFC23",
+           "initial": "\uFCB5"
+         },
+         "\u0636\u062E": {
+           "isolated": "\uFC24",
+           "initial": "\uFCB6"
+         },
+         "\u0636\u0645": {
+           "isolated": "\uFC25",
+           "initial": "\uFCB7"
+         },
+         "\u0637\u062D": {
+           "isolated": "\uFC26",
+           "initial": "\uFCB8"
+         },
+         "\u0637\u0645": {
+           "isolated": "\uFC27",
+           "initial": "\uFD33",
+           "medial": "\uFD3A"
+         },
+         "\u0638\u0645": {
+           "isolated": "\uFC28",
+           "initial": "\uFCB9",
+           "medial": "\uFD3B"
+         },
+         "\u0639\u062C": {
+           "isolated": "\uFC29",
+           "initial": "\uFCBA"
+         },
+         "\u0639\u0645": {
+           "isolated": "\uFC2A",
+           "initial": "\uFCBB"
+         },
+         "\u063A\u062C": {
+           "isolated": "\uFC2B",
+           "initial": "\uFCBC"
+         },
+         "\u063A\u0645": {
+           "isolated": "\uFC2C",
+           "initial": "\uFCBD"
+         },
+         "\u0641\u062C": {
+           "isolated": "\uFC2D",
+           "initial": "\uFCBE"
+         },
+         "\u0641\u062D": {
+           "isolated": "\uFC2E",
+           "initial": "\uFCBF"
+         },
+         "\u0641\u062E": {
+           "isolated": "\uFC2F",
+           "initial": "\uFCC0"
+         },
+         "\u0641\u0645": {
+           "isolated": "\uFC30",
+           "initial": "\uFCC1"
+         },
+         "\u0641\u0649": {
+           "isolated": "\uFC31",
+           "final": "\uFC7C"
+         },
+         "\u0641\u064A": {
+           "isolated": "\uFC32",
+           "final": "\uFC7D"
+         },
+         "\u0642\u062D": {
+           "isolated": "\uFC33",
+           "initial": "\uFCC2"
+         },
+         "\u0642\u0645": {
+           "isolated": "\uFC34",
+           "initial": "\uFCC3"
+         },
+         "\u0642\u0649": {
+           "isolated": "\uFC35",
+           "final": "\uFC7E"
+         },
+         "\u0642\u064A": {
+           "isolated": "\uFC36",
+           "final": "\uFC7F"
+         },
+         "\u0643\u0627": {
+           "isolated": "\uFC37",
+           "final": "\uFC80"
+         },
+         "\u0643\u062C": {
+           "isolated": "\uFC38",
+           "initial": "\uFCC4"
+         },
+         "\u0643\u062D": {
+           "isolated": "\uFC39",
+           "initial": "\uFCC5"
+         },
+         "\u0643\u062E": {
+           "isolated": "\uFC3A",
+           "initial": "\uFCC6"
+         },
+         "\u0643\u0644": {
+           "isolated": "\uFC3B",
+           "final": "\uFC81",
+           "initial": "\uFCC7",
+           "medial": "\uFCEB"
+         },
+         "\u0643\u0645": {
+           "isolated": "\uFC3C",
+           "final": "\uFC82",
+           "initial": "\uFCC8",
+           "medial": "\uFCEC"
+         },
+         "\u0643\u0649": {
+           "isolated": "\uFC3D",
+           "final": "\uFC83"
+         },
+         "\u0643\u064A": {
+           "isolated": "\uFC3E",
+           "final": "\uFC84"
+         },
+         "\u0644\u062C": {
+           "isolated": "\uFC3F",
+           "initial": "\uFCC9"
+         },
+         "\u0644\u062D": {
+           "isolated": "\uFC40",
+           "initial": "\uFCCA"
+         },
+         "\u0644\u062E": {
+           "isolated": "\uFC41",
+           "initial": "\uFCCB"
+         },
+         "\u0644\u0645": {
+           "isolated": "\uFC42",
+           "final": "\uFC85",
+           "initial": "\uFCCC",
+           "medial": "\uFCED"
+         },
+         "\u0644\u0649": {
+           "isolated": "\uFC43",
+           "final": "\uFC86"
+         },
+         "\u0644\u064A": {
+           "isolated": "\uFC44",
+           "final": "\uFC87"
+         },
+         "\u0645\u062C": {
+           "isolated": "\uFC45",
+           "initial": "\uFCCE"
+         },
+         "\u0645\u062D": {
+           "isolated": "\uFC46",
+           "initial": "\uFCCF"
+         },
+         "\u0645\u062E": {
+           "isolated": "\uFC47",
+           "initial": "\uFCD0"
+         },
+         "\u0645\u0645": {
+           "isolated": "\uFC48",
+           "final": "\uFC89",
+           "initial": "\uFCD1"
+         },
+         "\u0645\u0649": {
+           "isolated": "\uFC49"
+         },
+         "\u0645\u064A": {
+           "isolated": "\uFC4A"
+         },
+         "\u0646\u062C": {
+           "isolated": "\uFC4B",
+           "initial": "\uFCD2"
+         },
+         "\u0646\u062D": {
+           "isolated": "\uFC4C",
+           "initial": "\uFCD3"
+         },
+         "\u0646\u062E": {
+           "isolated": "\uFC4D",
+           "initial": "\uFCD4"
+         },
+         "\u0646\u0645": {
+           "isolated": "\uFC4E",
+           "final": "\uFC8C",
+           "initial": "\uFCD5",
+           "medial": "\uFCEE"
+         },
+         "\u0646\u0649": {
+           "isolated": "\uFC4F",
+           "final": "\uFC8E"
+         },
+         "\u0646\u064A": {
+           "isolated": "\uFC50",
+           "final": "\uFC8F"
+         },
+         "\u0647\u062C": {
+           "isolated": "\uFC51",
+           "initial": "\uFCD7"
+         },
+         "\u0647\u0645": {
+           "isolated": "\uFC52",
+           "initial": "\uFCD8"
+         },
+         "\u0647\u0649": {
+           "isolated": "\uFC53"
+         },
+         "\u0647\u064A": {
+           "isolated": "\uFC54"
+         },
+         "\u064A\u062C": {
+           "isolated": "\uFC55",
+           "initial": "\uFCDA"
+         },
+         "\u064A\u062D": {
+           "isolated": "\uFC56",
+           "initial": "\uFCDB"
+         },
+         "\u064A\u062E": {
+           "isolated": "\uFC57",
+           "initial": "\uFCDC"
+         },
+         "\u064A\u0645": {
+           "isolated": "\uFC58",
+           "final": "\uFC93",
+           "initial": "\uFCDD",
+           "medial": "\uFCF0"
+         },
+         "\u064A\u0649": {
+           "isolated": "\uFC59",
+           "final": "\uFC95"
+         },
+         "\u064A\u064A": {
+           "isolated": "\uFC5A",
+           "final": "\uFC96"
+         },
+         "\u0630\u0670": {
+           "isolated": "\uFC5B"
+         },
+         "\u0631\u0670": {
+           "isolated": "\uFC5C"
+         },
+         "\u0649\u0670": {
+           "isolated": "\uFC5D",
+           "final": "\uFC90"
+         },
+         "\u064C\u0651": {
+           "isolated": "\uFC5E"
+         },
+         "\u064D\u0651": {
+           "isolated": "\uFC5F"
+         },
+         "\u064E\u0651": {
+           "isolated": "\uFC60"
+         },
+         "\u064F\u0651": {
+           "isolated": "\uFC61"
+         },
+         "\u0650\u0651": {
+           "isolated": "\uFC62"
+         },
+         "\u0651\u0670": {
+           "isolated": "\uFC63"
+         },
+         "\u0626\u0631": {
+           "final": "\uFC64"
+         },
+         "\u0626\u0632": {
+           "final": "\uFC65"
+         },
+         "\u0626\u0646": {
+           "final": "\uFC67"
+         },
+         "\u0628\u0631": {
+           "final": "\uFC6A"
+         },
+         "\u0628\u0632": {
+           "final": "\uFC6B"
+         },
+         "\u0628\u0646": {
+           "final": "\uFC6D"
+         },
+         "\u062A\u0631": {
+           "final": "\uFC70"
+         },
+         "\u062A\u0632": {
+           "final": "\uFC71"
+         },
+         "\u062A\u0646": {
+           "final": "\uFC73"
+         },
+         "\u062B\u0631": {
+           "final": "\uFC76"
+         },
+         "\u062B\u0632": {
+           "final": "\uFC77"
+         },
+         "\u062B\u0646": {
+           "final": "\uFC79"
+         },
+         "\u062B\u064A": {
+           "final": "\uFC7B"
+         },
+         "\u0645\u0627": {
+           "final": "\uFC88"
+         },
+         "\u0646\u0631": {
+           "final": "\uFC8A"
+         },
+         "\u0646\u0632": {
+           "final": "\uFC8B"
+         },
+         "\u0646\u0646": {
+           "final": "\uFC8D"
+         },
+         "\u064A\u0631": {
+           "final": "\uFC91"
+         },
+         "\u064A\u0632": {
+           "final": "\uFC92"
+         },
+         "\u064A\u0646": {
+           "final": "\uFC94"
+         },
+         "\u0626\u062E": {
+           "initial": "\uFC99"
+         },
+         "\u0626\u0647": {
+           "initial": "\uFC9B",
+           "medial": "\uFCE0"
+         },
+         "\u0628\u0647": {
+           "initial": "\uFCA0",
+           "medial": "\uFCE2"
+         },
+         "\u062A\u0647": {
+           "initial": "\uFCA5",
+           "medial": "\uFCE4"
+         },
+         "\u0635\u062E": {
+           "initial": "\uFCB2"
+         },
+         "\u0644\u0647": {
+           "initial": "\uFCCD"
+         },
+         "\u0646\u0647": {
+           "initial": "\uFCD6",
+           "medial": "\uFCEF"
+         },
+         "\u0647\u0670": {
+           "initial": "\uFCD9"
+         },
+         "\u064A\u0647": {
+           "initial": "\uFCDE",
+           "medial": "\uFCF1"
+         },
+         "\u062B\u0647": {
+           "medial": "\uFCE6"
+         },
+         "\u0633\u0647": {
+           "medial": "\uFCE8",
+           "initial": "\uFD31"
+         },
+         "\u0634\u0645": {
+           "medial": "\uFCE9",
+           "isolated": "\uFD0C",
+           "final": "\uFD28",
+           "initial": "\uFD30"
+         },
+         "\u0634\u0647": {
+           "medial": "\uFCEA",
+           "initial": "\uFD32"
+         },
+         "\u0640\u064E\u0651": {
+           "medial": "\uFCF2"
+         },
+         "\u0640\u064F\u0651": {
+           "medial": "\uFCF3"
+         },
+         "\u0640\u0650\u0651": {
+           "medial": "\uFCF4"
+         },
+         "\u0637\u0649": {
+           "isolated": "\uFCF5",
+           "final": "\uFD11"
+         },
+         "\u0637\u064A": {
+           "isolated": "\uFCF6",
+           "final": "\uFD12"
+         },
+         "\u0639\u0649": {
+           "isolated": "\uFCF7",
+           "final": "\uFD13"
+         },
+         "\u0639\u064A": {
+           "isolated": "\uFCF8",
+           "final": "\uFD14"
+         },
+         "\u063A\u0649": {
+           "isolated": "\uFCF9",
+           "final": "\uFD15"
+         },
+         "\u063A\u064A": {
+           "isolated": "\uFCFA",
+           "final": "\uFD16"
+         },
+         "\u0633\u0649": {
+           "isolated": "\uFCFB"
+         },
+         "\u0633\u064A": {
+           "isolated": "\uFCFC",
+           "final": "\uFD18"
+         },
+         "\u0634\u0649": {
+           "isolated": "\uFCFD",
+           "final": "\uFD19"
+         },
+         "\u0634\u064A": {
+           "isolated": "\uFCFE",
+           "final": "\uFD1A"
+         },
+         "\u062D\u0649": {
+           "isolated": "\uFCFF",
+           "final": "\uFD1B"
+         },
+         "\u062D\u064A": {
+           "isolated": "\uFD00",
+           "final": "\uFD1C"
+         },
+         "\u062C\u0649": {
+           "isolated": "\uFD01",
+           "final": "\uFD1D"
+         },
+         "\u062C\u064A": {
+           "isolated": "\uFD02",
+           "final": "\uFD1E"
+         },
+         "\u062E\u0649": {
+           "isolated": "\uFD03",
+           "final": "\uFD1F"
+         },
+         "\u062E\u064A": {
+           "isolated": "\uFD04",
+           "final": "\uFD20"
+         },
+         "\u0635\u0649": {
+           "isolated": "\uFD05",
+           "final": "\uFD21"
+         },
+         "\u0635\u064A": {
+           "isolated": "\uFD06",
+           "final": "\uFD22"
+         },
+         "\u0636\u0649": {
+           "isolated": "\uFD07",
+           "final": "\uFD23"
+         },
+         "\u0636\u064A": {
+           "isolated": "\uFD08",
+           "final": "\uFD24"
+         },
+         "\u0634\u062C": {
+           "isolated": "\uFD09",
+           "final": "\uFD25",
+           "initial": "\uFD2D",
+           "medial": "\uFD37"
+         },
+         "\u0634\u062D": {
+           "isolated": "\uFD0A",
+           "final": "\uFD26",
+           "initial": "\uFD2E",
+           "medial": "\uFD38"
+         },
+         "\u0634\u062E": {
+           "isolated": "\uFD0B",
+           "final": "\uFD27",
+           "initial": "\uFD2F",
+           "medial": "\uFD39"
+         },
+         "\u0634\u0631": {
+           "isolated": "\uFD0D",
+           "final": "\uFD29"
+         },
+         "\u0633\u0631": {
+           "isolated": "\uFD0E",
+           "final": "\uFD2A"
+         },
+         "\u0635\u0631": {
+           "isolated": "\uFD0F",
+           "final": "\uFD2B"
+         },
+         "\u0636\u0631": {
+           "isolated": "\uFD10",
+           "final": "\uFD2C"
+         },
+         "\u0633\u0639": {
+           "final": "\uFD17"
+         },
+         "\u062A\u062C\u0645": {
+           "initial": "\uFD50"
+         },
+         "\u062A\u062D\u062C": {
+           "final": "\uFD51",
+           "initial": "\uFD52"
+         },
+         "\u062A\u062D\u0645": {
+           "initial": "\uFD53"
+         },
+         "\u062A\u062E\u0645": {
+           "initial": "\uFD54"
+         },
+         "\u062A\u0645\u062C": {
+           "initial": "\uFD55"
+         },
+         "\u062A\u0645\u062D": {
+           "initial": "\uFD56"
+         },
+         "\u062A\u0645\u062E": {
+           "initial": "\uFD57"
+         },
+         "\u062C\u0645\u062D": {
+           "final": "\uFD58",
+           "initial": "\uFD59"
+         },
+         "\u062D\u0645\u064A": {
+           "final": "\uFD5A"
+         },
+         "\u062D\u0645\u0649": {
+           "final": "\uFD5B"
+         },
+         "\u0633\u062D\u062C": {
+           "initial": "\uFD5C"
+         },
+         "\u0633\u062C\u062D": {
+           "initial": "\uFD5D"
+         },
+         "\u0633\u062C\u0649": {
+           "final": "\uFD5E"
+         },
+         "\u0633\u0645\u062D": {
+           "final": "\uFD5F",
+           "initial": "\uFD60"
+         },
+         "\u0633\u0645\u062C": {
+           "initial": "\uFD61"
+         },
+         "\u0633\u0645\u0645": {
+           "final": "\uFD62",
+           "initial": "\uFD63"
+         },
+         "\u0635\u062D\u062D": {
+           "final": "\uFD64",
+           "initial": "\uFD65"
+         },
+         "\u0635\u0645\u0645": {
+           "final": "\uFD66",
+           "initial": "\uFDC5"
+         },
+         "\u0634\u062D\u0645": {
+           "final": "\uFD67",
+           "initial": "\uFD68"
+         },
+         "\u0634\u062C\u064A": {
+           "final": "\uFD69"
+         },
+         "\u0634\u0645\u062E": {
+           "final": "\uFD6A",
+           "initial": "\uFD6B"
+         },
+         "\u0634\u0645\u0645": {
+           "final": "\uFD6C",
+           "initial": "\uFD6D"
+         },
+         "\u0636\u062D\u0649": {
+           "final": "\uFD6E"
+         },
+         "\u0636\u062E\u0645": {
+           "final": "\uFD6F",
+           "initial": "\uFD70"
+         },
+         "\u0636\u0645\u062D": {
+           "final": "\uFD71"
+         },
+         "\u0637\u0645\u062D": {
+           "initial": "\uFD72"
+         },
+         "\u0637\u0645\u0645": {
+           "initial": "\uFD73"
+         },
+         "\u0637\u0645\u064A": {
+           "final": "\uFD74"
+         },
+         "\u0639\u062C\u0645": {
+           "final": "\uFD75",
+           "initial": "\uFDC4"
+         },
+         "\u0639\u0645\u0645": {
+           "final": "\uFD76",
+           "initial": "\uFD77"
+         },
+         "\u0639\u0645\u0649": {
+           "final": "\uFD78"
+         },
+         "\u063A\u0645\u0645": {
+           "final": "\uFD79"
+         },
+         "\u063A\u0645\u064A": {
+           "final": "\uFD7A"
+         },
+         "\u063A\u0645\u0649": {
+           "final": "\uFD7B"
+         },
+         "\u0641\u062E\u0645": {
+           "final": "\uFD7C",
+           "initial": "\uFD7D"
+         },
+         "\u0642\u0645\u062D": {
+           "final": "\uFD7E",
+           "initial": "\uFDB4"
+         },
+         "\u0642\u0645\u0645": {
+           "final": "\uFD7F"
+         },
+         "\u0644\u062D\u0645": {
+           "final": "\uFD80",
+           "initial": "\uFDB5"
+         },
+         "\u0644\u062D\u064A": {
+           "final": "\uFD81"
+         },
+         "\u0644\u062D\u0649": {
+           "final": "\uFD82"
+         },
+         "\u0644\u062C\u062C": {
+           "initial": "\uFD83",
+           "final": "\uFD84"
+         },
+         "\u0644\u062E\u0645": {
+           "final": "\uFD85",
+           "initial": "\uFD86"
+         },
+         "\u0644\u0645\u062D": {
+           "final": "\uFD87",
+           "initial": "\uFD88"
+         },
+         "\u0645\u062D\u062C": {
+           "initial": "\uFD89"
+         },
+         "\u0645\u062D\u0645": {
+           "initial": "\uFD8A"
+         },
+         "\u0645\u062D\u064A": {
+           "final": "\uFD8B"
+         },
+         "\u0645\u062C\u062D": {
+           "initial": "\uFD8C"
+         },
+         "\u0645\u062C\u0645": {
+           "initial": "\uFD8D"
+         },
+         "\u0645\u062E\u062C": {
+           "initial": "\uFD8E"
+         },
+         "\u0645\u062E\u0645": {
+           "initial": "\uFD8F"
+         },
+         "\u0645\u062C\u062E": {
+           "initial": "\uFD92"
+         },
+         "\u0647\u0645\u062C": {
+           "initial": "\uFD93"
+         },
+         "\u0647\u0645\u0645": {
+           "initial": "\uFD94"
+         },
+         "\u0646\u062D\u0645": {
+           "initial": "\uFD95"
+         },
+         "\u0646\u062D\u0649": {
+           "final": "\uFD96"
+         },
+         "\u0646\u062C\u0645": {
+           "final": "\uFD97",
+           "initial": "\uFD98"
+         },
+         "\u0646\u062C\u0649": {
+           "final": "\uFD99"
+         },
+         "\u0646\u0645\u064A": {
+           "final": "\uFD9A"
+         },
+         "\u0646\u0645\u0649": {
+           "final": "\uFD9B"
+         },
+         "\u064A\u0645\u0645": {
+           "final": "\uFD9C",
+           "initial": "\uFD9D"
+         },
+         "\u0628\u062E\u064A": {
+           "final": "\uFD9E"
+         },
+         "\u062A\u062C\u064A": {
+           "final": "\uFD9F"
+         },
+         "\u062A\u062C\u0649": {
+           "final": "\uFDA0"
+         },
+         "\u062A\u062E\u064A": {
+           "final": "\uFDA1"
+         },
+         "\u062A\u062E\u0649": {
+           "final": "\uFDA2"
+         },
+         "\u062A\u0645\u064A": {
+           "final": "\uFDA3"
+         },
+         "\u062A\u0645\u0649": {
+           "final": "\uFDA4"
+         },
+         "\u062C\u0645\u064A": {
+           "final": "\uFDA5"
+         },
+         "\u062C\u062D\u0649": {
+           "final": "\uFDA6"
+         },
+         "\u062C\u0645\u0649": {
+           "final": "\uFDA7"
+         },
+         "\u0633\u062E\u0649": {
+           "final": "\uFDA8"
+         },
+         "\u0635\u062D\u064A": {
+           "final": "\uFDA9"
+         },
+         "\u0634\u062D\u064A": {
+           "final": "\uFDAA"
+         },
+         "\u0636\u062D\u064A": {
+           "final": "\uFDAB"
+         },
+         "\u0644\u062C\u064A": {
+           "final": "\uFDAC"
+         },
+         "\u0644\u0645\u064A": {
+           "final": "\uFDAD"
+         },
+         "\u064A\u062D\u064A": {
+           "final": "\uFDAE"
+         },
+         "\u064A\u062C\u064A": {
+           "final": "\uFDAF"
+         },
+         "\u064A\u0645\u064A": {
+           "final": "\uFDB0"
+         },
+         "\u0645\u0645\u064A": {
+           "final": "\uFDB1"
+         },
+         "\u0642\u0645\u064A": {
+           "final": "\uFDB2"
+         },
+         "\u0646\u062D\u064A": {
+           "final": "\uFDB3"
+         },
+         "\u0639\u0645\u064A": {
+           "final": "\uFDB6"
+         },
+         "\u0643\u0645\u064A": {
+           "final": "\uFDB7"
+         },
+         "\u0646\u062C\u062D": {
+           "initial": "\uFDB8",
+           "final": "\uFDBD"
+         },
+         "\u0645\u062E\u064A": {
+           "final": "\uFDB9"
+         },
+         "\u0644\u062C\u0645": {
+           "initial": "\uFDBA",
+           "final": "\uFDBC"
+         },
+         "\u0643\u0645\u0645": {
+           "final": "\uFDBB",
+           "initial": "\uFDC3"
+         },
+         "\u062C\u062D\u064A": {
+           "final": "\uFDBE"
+         },
+         "\u062D\u062C\u064A": {
+           "final": "\uFDBF"
+         },
+         "\u0645\u062C\u064A": {
+           "final": "\uFDC0"
+         },
+         "\u0641\u0645\u064A": {
+           "final": "\uFDC1"
+         },
+         "\u0628\u062D\u064A": {
+           "final": "\uFDC2"
+         },
+         "\u0633\u062E\u064A": {
+           "final": "\uFDC6"
+         },
+         "\u0646\u062C\u064A": {
+           "final": "\uFDC7"
+         },
+         "\u0644\u0622": {
+           "isolated": "\uFEF5",
+           "final": "\uFEF6"
+         },
+         "\u0644\u0623": {
+           "isolated": "\uFEF7",
+           "final": "\uFEF8"
+         },
+         "\u0644\u0625": {
+           "isolated": "\uFEF9",
+           "final": "\uFEFA"
+         },
+         "\u0644\u0627": {
+           "isolated": "\uFEFB",
+           "final": "\uFEFC"
+         },
+         "words": {
+           "\u0635\u0644\u06D2": "\uFDF0",
+           "\u0642\u0644\u06D2": "\uFDF1",
+           "\u0627\u0644\u0644\u0647": "\uFDF2",
+           "\u0627\u0643\u0628\u0631": "\uFDF3",
+           "\u0645\u062D\u0645\u062F": "\uFDF4",
+           "\u0635\u0644\u0639\u0645": "\uFDF5",
+           "\u0631\u0633\u0648\u0644": "\uFDF6",
+           "\u0639\u0644\u064A\u0647": "\uFDF7",
+           "\u0648\u0633\u0644\u0645": "\uFDF8",
+           "\u0635\u0644\u0649": "\uFDF9",
+           "\u0635\u0644\u0649\u0627\u0644\u0644\u0647\u0639\u0644\u064A\u0647\u0648\u0633\u0644\u0645": "\uFDFA",
+           "\u062C\u0644\u062C\u0644\u0627\u0644\u0647": "\uFDFB",
+           "\u0631\u06CC\u0627\u0644": "\uFDFC"
+         }
+       };
 
-       var reference = createCommonjsModule(function (module, exports) {
+       unicodeLigatures["default"] = ligatureReference;
 
-         Object.defineProperty(exports, "__esModule", {
-           value: true
-         });
-         var letterList = Object.keys(unicodeArabic["default"]);
-         exports.letterList = letterList;
-         var ligatureList = Object.keys(unicodeLigatures["default"]);
-         exports.ligatureList = ligatureList;
-         var ligatureWordList = Object.keys(unicodeLigatures["default"].words);
-         exports.ligatureWordList = ligatureWordList;
-         var lams = "\u0644\u06B5\u06B6\u06B7\u06B8";
-         exports.lams = lams;
-         var alefs = "\u0627\u0622\u0623\u0625\u0671\u0672\u0673\u0675\u0773\u0774";
-         exports.alefs = alefs; // for (var l = 1; l < lams.length; l++) {
-         //   console.log('-');
-         //   for (var a = 0; a < alefs.length; a++) {
-         //     console.log(a + ': ' + lams[l] + alefs[a]);
-         //   }
-         // }
+       Object.defineProperty(reference, "__esModule", {
+         value: true
+       });
+       var unicode_arabic_1$3 = unicodeArabic;
+       var unicode_ligatures_1$2 = unicodeLigatures;
+       var letterList = Object.keys(unicode_arabic_1$3["default"]);
+       reference.letterList = letterList;
+       var ligatureList = Object.keys(unicode_ligatures_1$2["default"]);
+       reference.ligatureList = ligatureList;
+       var ligatureWordList = Object.keys(unicode_ligatures_1$2["default"].words);
+       reference.ligatureWordList = ligatureWordList;
+       var lams = "\u0644\u06B5\u06B6\u06B7\u06B8";
+       reference.lams = lams;
+       var alefs = "\u0627\u0622\u0623\u0625\u0671\u0672\u0673\u0675\u0773\u0774";
+       reference.alefs = alefs; // for (var l = 1; l < lams.length; l++) {
+       //   console.log('-');
+       //   for (var a = 0; a < alefs.length; a++) {
+       //     console.log(a + ': ' + lams[l] + alefs[a]);
+       //   }
+       // }
 
-         var tashkeel = "\u0605\u0640\u0670\u0674\u06DF\u06E7\u06E8";
-         exports.tashkeel = tashkeel;
+       var tashkeel = "\u0605\u0640\u0670\u0674\u06DF\u06E7\u06E8";
+       reference.tashkeel = tashkeel;
 
-         function addToTashkeel(start, finish) {
-           for (var i = start; i <= finish; i++) {
-             exports.tashkeel = tashkeel += String.fromCharCode(i);
-           }
+       function addToTashkeel(start, finish) {
+         for (var i = start; i <= finish; i++) {
+           reference.tashkeel = tashkeel += String.fromCharCode(i);
          }
+       }
 
-         addToTashkeel(0x0610, 0x061A);
-         addToTashkeel(0x064B, 0x065F);
-         addToTashkeel(0x06D6, 0x06DC);
-         addToTashkeel(0x06E0, 0x06E4);
-         addToTashkeel(0x06EA, 0x06ED);
-         addToTashkeel(0x08D3, 0x08E1);
-         addToTashkeel(0x08E3, 0x08FF);
-         addToTashkeel(0xFE70, 0xFE7F);
-         var lineBreakers = "\u0627\u0629\u0648\u06C0\u06CF\u06FD\u06FE\u076B\u076C\u0771\u0773\u0774\u0778\u0779\u08E2\u08B1\u08B2\u08B9";
-         exports.lineBreakers = lineBreakers;
+       addToTashkeel(0x0610, 0x061A);
+       addToTashkeel(0x064B, 0x065F);
+       addToTashkeel(0x06D6, 0x06DC);
+       addToTashkeel(0x06E0, 0x06E4);
+       addToTashkeel(0x06EA, 0x06ED);
+       addToTashkeel(0x08D3, 0x08E1);
+       addToTashkeel(0x08E3, 0x08FF);
+       addToTashkeel(0xFE70, 0xFE7F);
+       var lineBreakers = "\u0627\u0629\u0648\u06C0\u06CF\u06FD\u06FE\u076B\u076C\u0771\u0773\u0774\u0778\u0779\u08E2\u08B1\u08B2\u08B9";
+       reference.lineBreakers = lineBreakers;
 
-         function addToLineBreakers(start, finish) {
-           for (var i = start; i <= finish; i++) {
-             exports.lineBreakers = lineBreakers += String.fromCharCode(i);
-           }
+       function addToLineBreakers(start, finish) {
+         for (var i = start; i <= finish; i++) {
+           reference.lineBreakers = lineBreakers += String.fromCharCode(i);
          }
+       }
 
-         addToLineBreakers(0x0600, 0x061F); // it's OK to include tashkeel in this range as it is ignored
-
-         addToLineBreakers(0x0621, 0x0625);
-         addToLineBreakers(0x062F, 0x0632);
-         addToLineBreakers(0x0660, 0x066D); // numerals, math
-
-         addToLineBreakers(0x0671, 0x0677);
-         addToLineBreakers(0x0688, 0x0699);
-         addToLineBreakers(0x06C3, 0x06CB);
-         addToLineBreakers(0x06D2, 0x06F9);
-         addToLineBreakers(0x0759, 0x075B);
-         addToLineBreakers(0x08AA, 0x08AE);
-         addToLineBreakers(0xFB50, 0xFDFD); // presentation forms look like they could connect, but never do
-         // Presentation Forms A includes diacritics but they are meant to stand alone
+       addToLineBreakers(0x0600, 0x061F); // it's OK to include tashkeel in this range as it is ignored
 
-         addToLineBreakers(0xFE80, 0xFEFC); // presentation forms look like they could connect, but never do
-         // numerals, math
+       addToLineBreakers(0x0621, 0x0625);
+       addToLineBreakers(0x062F, 0x0632);
+       addToLineBreakers(0x0660, 0x066D); // numerals, math
 
-         addToLineBreakers(0x10E60, 0x10E7F);
-         addToLineBreakers(0x1EC70, 0x1ECBF);
-         addToLineBreakers(0x1EE00, 0x1EEFF);
-       });
+       addToLineBreakers(0x0671, 0x0677);
+       addToLineBreakers(0x0688, 0x0699);
+       addToLineBreakers(0x06C3, 0x06CB);
+       addToLineBreakers(0x06D2, 0x06F9);
+       addToLineBreakers(0x0759, 0x075B);
+       addToLineBreakers(0x08AA, 0x08AE);
+       addToLineBreakers(0xFB50, 0xFDFD); // presentation forms look like they could connect, but never do
+       // Presentation Forms A includes diacritics but they are meant to stand alone
 
-       var GlyphSplitter_1 = createCommonjsModule(function (module, exports) {
+       addToLineBreakers(0xFE80, 0xFEFC); // presentation forms look like they could connect, but never do
+       // numerals, math
 
-         Object.defineProperty(exports, "__esModule", {
-           value: true
-         });
+       addToLineBreakers(0x10E60, 0x10E7F);
+       addToLineBreakers(0x1EC70, 0x1ECBF);
+       addToLineBreakers(0x1EE00, 0x1EEFF);
 
-         function GlyphSplitter(word) {
-           var letters = [];
-           var lastLetter = '';
-           word.split('').forEach(function (letter) {
-             if (isArabic_1.isArabic(letter)) {
-               if (reference.tashkeel.indexOf(letter) > -1) {
-                 letters[letters.length - 1] += letter;
-               } else if (lastLetter.length && (reference.lams.indexOf(lastLetter) === 0 && reference.alefs.indexOf(letter) > -1 || reference.lams.indexOf(lastLetter) > 0 && reference.alefs.indexOf(letter) === 0)) {
-                 // valid LA forms
-                 letters[letters.length - 1] += letter;
-               } else {
-                 letters.push(letter);
-               }
+       Object.defineProperty(GlyphSplitter$1, "__esModule", {
+         value: true
+       });
+       var isArabic_1$6 = isArabic$1;
+       var reference_1$5 = reference;
+
+       function GlyphSplitter(word) {
+         var letters = [];
+         var lastLetter = '';
+         word.split('').forEach(function (letter) {
+           if (isArabic_1$6.isArabic(letter)) {
+             if (reference_1$5.tashkeel.indexOf(letter) > -1) {
+               letters[letters.length - 1] += letter;
+             } else if (lastLetter.length && (reference_1$5.lams.indexOf(lastLetter) === 0 && reference_1$5.alefs.indexOf(letter) > -1 || reference_1$5.lams.indexOf(lastLetter) > 0 && reference_1$5.alefs.indexOf(letter) === 0)) {
+               // valid LA forms
+               letters[letters.length - 1] += letter;
              } else {
                letters.push(letter);
              }
+           } else {
+             letters.push(letter);
+           }
 
-             if (reference.tashkeel.indexOf(letter) === -1) {
-               lastLetter = letter;
-             }
-           });
-           return letters;
-         }
-
-         exports.GlyphSplitter = GlyphSplitter;
-       });
+           if (reference_1$5.tashkeel.indexOf(letter) === -1) {
+             lastLetter = letter;
+           }
+         });
+         return letters;
+       }
 
-       var BaselineSplitter_1 = createCommonjsModule(function (module, exports) {
+       GlyphSplitter$1.GlyphSplitter = GlyphSplitter;
 
-         Object.defineProperty(exports, "__esModule", {
-           value: true
-         });
+       var BaselineSplitter$1 = {};
 
-         function BaselineSplitter(word) {
-           var letters = [];
-           var lastLetter = '';
-           word.split('').forEach(function (letter) {
-             if (isArabic_1.isArabic(letter) && isArabic_1.isArabic(lastLetter)) {
-               if (lastLetter.length && reference.tashkeel.indexOf(letter) > -1) {
-                 letters[letters.length - 1] += letter;
-               } else if (reference.lineBreakers.indexOf(lastLetter) > -1) {
-                 letters.push(letter);
-               } else {
-                 letters[letters.length - 1] += letter;
-               }
-             } else {
+       Object.defineProperty(BaselineSplitter$1, "__esModule", {
+         value: true
+       });
+       var isArabic_1$5 = isArabic$1;
+       var reference_1$4 = reference;
+
+       function BaselineSplitter(word) {
+         var letters = [];
+         var lastLetter = '';
+         word.split('').forEach(function (letter) {
+           if (isArabic_1$5.isArabic(letter) && isArabic_1$5.isArabic(lastLetter)) {
+             if (lastLetter.length && reference_1$4.tashkeel.indexOf(letter) > -1) {
+               letters[letters.length - 1] += letter;
+             } else if (reference_1$4.lineBreakers.indexOf(lastLetter) > -1) {
                letters.push(letter);
+             } else {
+               letters[letters.length - 1] += letter;
              }
+           } else {
+             letters.push(letter);
+           }
 
-             if (reference.tashkeel.indexOf(letter) === -1) {
-               // don't allow tashkeel to hide line break
-               lastLetter = letter;
-             }
-           });
-           return letters;
-         }
+           if (reference_1$4.tashkeel.indexOf(letter) === -1) {
+             // don't allow tashkeel to hide line break
+             lastLetter = letter;
+           }
+         });
+         return letters;
+       }
 
-         exports.BaselineSplitter = BaselineSplitter;
-       });
+       BaselineSplitter$1.BaselineSplitter = BaselineSplitter;
 
-       var Normalization = createCommonjsModule(function (module, exports) {
+       var Normalization = {};
 
-         Object.defineProperty(exports, "__esModule", {
-           value: true
-         });
+       Object.defineProperty(Normalization, "__esModule", {
+         value: true
+       });
+       var unicode_arabic_1$2 = unicodeArabic;
+       var unicode_ligatures_1$1 = unicodeLigatures;
+       var isArabic_1$4 = isArabic$1;
+       var reference_1$3 = reference;
 
-         function Normal(word, breakPresentationForm) {
-           // default is to turn initial/isolated/medial/final presentation form to generic
-           if (typeof breakPresentationForm === 'undefined') {
-             breakPresentationForm = true;
-           }
+       function Normal(word, breakPresentationForm) {
+         // default is to turn initial/isolated/medial/final presentation form to generic
+         if (typeof breakPresentationForm === 'undefined') {
+           breakPresentationForm = true;
+         }
 
-           var returnable = '';
-           word.split('').forEach(function (letter) {
-             if (!isArabic_1.isArabic(letter)) {
-               returnable += letter;
-               return;
-             }
+         var returnable = '';
+         word.split('').forEach(function (letter) {
+           if (!isArabic_1$4.isArabic(letter)) {
+             returnable += letter;
+             return;
+           }
 
-             for (var w = 0; w < reference.letterList.length; w++) {
-               // ok so we are checking this potential lettertron
-               var letterForms = unicodeArabic["default"][reference.letterList[w]];
-               var versions = Object.keys(letterForms);
+           for (var w = 0; w < reference_1$3.letterList.length; w++) {
+             // ok so we are checking this potential lettertron
+             var letterForms = unicode_arabic_1$2["default"][reference_1$3.letterList[w]];
+             var versions = Object.keys(letterForms);
 
-               for (var v = 0; v < versions.length; v++) {
-                 var localVersion = letterForms[versions[v]];
+             for (var v = 0; v < versions.length; v++) {
+               var localVersion = letterForms[versions[v]];
 
-                 if (_typeof(localVersion) === 'object' && typeof localVersion.indexOf === 'undefined') {
-                   // look at this embedded object
-                   var embeddedForms = Object.keys(localVersion);
+               if (_typeof(localVersion) === 'object' && typeof localVersion.indexOf === 'undefined') {
+                 // look at this embedded object
+                 var embeddedForms = Object.keys(localVersion);
 
-                   for (var ef = 0; ef < embeddedForms.length; ef++) {
-                     var form = localVersion[embeddedForms[ef]];
+                 for (var ef = 0; ef < embeddedForms.length; ef++) {
+                   var form = localVersion[embeddedForms[ef]];
 
-                     if (form === letter || _typeof(form) === 'object' && form.indexOf && form.indexOf(letter) > -1) {
-                       // match
-                       // console.log('embedded match');
-                       if (form === letter) {
-                         // match exact
-                         if (breakPresentationForm && localVersion['normal'] && ['isolated', 'initial', 'medial', 'final'].indexOf(embeddedForms[ef]) > -1) {
-                           // replace presentation form
-                           // console.log('keeping normal form of the letter');
-                           if (_typeof(localVersion['normal']) === 'object') {
-                             returnable += localVersion['normal'][0];
-                           } else {
-                             returnable += localVersion['normal'];
-                           }
+                   if (form === letter || _typeof(form) === 'object' && form.indexOf && form.indexOf(letter) > -1) {
+                     // match
+                     // console.log('embedded match');
+                     if (form === letter) {
+                       // match exact
+                       if (breakPresentationForm && localVersion['normal'] && ['isolated', 'initial', 'medial', 'final'].indexOf(embeddedForms[ef]) > -1) {
+                         // replace presentation form
+                         // console.log('keeping normal form of the letter');
+                         if (_typeof(localVersion['normal']) === 'object') {
+                           returnable += localVersion['normal'][0];
+                         } else {
+                           returnable += localVersion['normal'];
+                         }
 
-                           return;
-                         } // console.log('keeping this letter');
+                         return;
+                       } // console.log('keeping this letter');
 
 
-                         returnable += letter;
-                         return;
-                       } else if (_typeof(form) === 'object' && form.indexOf && form.indexOf(letter) > -1) {
-                         // match
-                         returnable += form[0]; // console.log('added the first letter from the same array');
+                       returnable += letter;
+                       return;
+                     } else if (_typeof(form) === 'object' && form.indexOf && form.indexOf(letter) > -1) {
+                       // match
+                       returnable += form[0]; // console.log('added the first letter from the same array');
 
-                         return;
-                       }
+                       return;
                      }
                    }
-                 } else if (localVersion === letter) {
-                   // match exact
-                   if (breakPresentationForm && letterForms['normal'] && ['isolated', 'initial', 'medial', 'final'].indexOf(versions[v]) > -1) {
-                     // replace presentation form
-                     // console.log('keeping normal form of the letter');
-                     if (_typeof(letterForms['normal']) === 'object') {
-                       returnable += letterForms['normal'][0];
-                     } else {
-                       returnable += letterForms['normal'];
-                     }
+                 }
+               } else if (localVersion === letter) {
+                 // match exact
+                 if (breakPresentationForm && letterForms['normal'] && ['isolated', 'initial', 'medial', 'final'].indexOf(versions[v]) > -1) {
+                   // replace presentation form
+                   // console.log('keeping normal form of the letter');
+                   if (_typeof(letterForms['normal']) === 'object') {
+                     returnable += letterForms['normal'][0];
+                   } else {
+                     returnable += letterForms['normal'];
+                   }
 
-                     return;
-                   } // console.log('keeping this letter');
+                   return;
+                 } // console.log('keeping this letter');
 
 
-                   returnable += letter;
-                   return;
-                 } else if (_typeof(localVersion) === 'object' && localVersion.indexOf && localVersion.indexOf(letter) > -1) {
-                   // match
-                   returnable += localVersion[0]; // console.log('added the first letter from the same array');
+                 returnable += letter;
+                 return;
+               } else if (_typeof(localVersion) === 'object' && localVersion.indexOf && localVersion.indexOf(letter) > -1) {
+                 // match
+                 returnable += localVersion[0]; // console.log('added the first letter from the same array');
 
-                   return;
-                 }
+                 return;
                }
-             } // try ligatures
+             }
+           } // try ligatures
 
 
-             for (var v2 = 0; v2 < reference.ligatureList.length; v2++) {
-               var normalForm = reference.ligatureList[v2];
+           for (var v2 = 0; v2 < reference_1$3.ligatureList.length; v2++) {
+             var normalForm = reference_1$3.ligatureList[v2];
 
-               if (normalForm !== 'words') {
-                 var ligForms = Object.keys(unicodeLigatures["default"][normalForm]);
+             if (normalForm !== 'words') {
+               var ligForms = Object.keys(unicode_ligatures_1$1["default"][normalForm]);
 
-                 for (var f = 0; f < ligForms.length; f++) {
-                   if (unicodeLigatures["default"][normalForm][ligForms[f]] === letter) {
-                     returnable += normalForm;
-                     return;
-                   }
+               for (var f = 0; f < ligForms.length; f++) {
+                 if (unicode_ligatures_1$1["default"][normalForm][ligForms[f]] === letter) {
+                   returnable += normalForm;
+                   return;
                  }
                }
-             } // try words ligatures
+             }
+           } // try words ligatures
 
 
-             for (var v3 = 0; v3 < reference.ligatureWordList.length; v3++) {
-               var _normalForm = reference.ligatureWordList[v3];
+           for (var v3 = 0; v3 < reference_1$3.ligatureWordList.length; v3++) {
+             var _normalForm = reference_1$3.ligatureWordList[v3];
 
-               if (unicodeLigatures["default"].words[_normalForm] === letter) {
-                 returnable += _normalForm;
-                 return;
-               }
+             if (unicode_ligatures_1$1["default"].words[_normalForm] === letter) {
+               returnable += _normalForm;
+               return;
              }
+           }
 
-             returnable += letter; // console.log('kept the letter')
-           });
-           return returnable;
-         }
+           returnable += letter; // console.log('kept the letter')
+         });
+         return returnable;
+       }
 
-         exports.Normal = Normal;
-       });
+       Normalization.Normal = Normal;
 
-       var CharShaper_1 = createCommonjsModule(function (module, exports) {
+       var CharShaper$1 = {};
 
-         Object.defineProperty(exports, "__esModule", {
-           value: true
-         });
+       Object.defineProperty(CharShaper$1, "__esModule", {
+         value: true
+       });
+       var unicode_arabic_1$1 = unicodeArabic;
+       var isArabic_1$3 = isArabic$1;
+       var reference_1$2 = reference;
 
-         function CharShaper(letter, form) {
-           if (!isArabic_1.isArabic(letter)) {
-             // fail not Arabic
-             throw new Error('Not Arabic');
-           }
+       function CharShaper(letter, form) {
+         if (!isArabic_1$3.isArabic(letter)) {
+           // fail not Arabic
+           throw new Error('Not Arabic');
+         }
 
-           if (letter === "\u0621") {
-             // hamza alone
-             return "\u0621";
-           }
+         if (letter === "\u0621") {
+           // hamza alone
+           return "\u0621";
+         }
 
-           for (var w = 0; w < reference.letterList.length; w++) {
-             // ok so we are checking this potential lettertron
-             var letterForms = unicodeArabic["default"][reference.letterList[w]];
-             var versions = Object.keys(letterForms);
+         for (var w = 0; w < reference_1$2.letterList.length; w++) {
+           // ok so we are checking this potential lettertron
+           var letterForms = unicode_arabic_1$1["default"][reference_1$2.letterList[w]];
+           var versions = Object.keys(letterForms);
 
-             for (var v = 0; v < versions.length; v++) {
-               var localVersion = letterForms[versions[v]];
+           for (var v = 0; v < versions.length; v++) {
+             var localVersion = letterForms[versions[v]];
 
-               if (localVersion === letter || _typeof(localVersion) === 'object' && localVersion.indexOf && localVersion.indexOf(letter) > -1) {
-                 if (versions.indexOf(form) > -1) {
-                   return letterForms[form];
-                 }
-               } else if (_typeof(localVersion) === 'object' && typeof localVersion.indexOf === 'undefined') {
-                 // check embedded
-                 var embeddedVersions = Object.keys(localVersion);
+             if (localVersion === letter || _typeof(localVersion) === 'object' && localVersion.indexOf && localVersion.indexOf(letter) > -1) {
+               if (versions.indexOf(form) > -1) {
+                 return letterForms[form];
+               }
+             } else if (_typeof(localVersion) === 'object' && typeof localVersion.indexOf === 'undefined') {
+               // check embedded
+               var embeddedVersions = Object.keys(localVersion);
 
-                 for (var ev = 0; ev < embeddedVersions.length; ev++) {
-                   if (localVersion[embeddedVersions[ev]] === letter || _typeof(localVersion[embeddedVersions[ev]]) === 'object' && localVersion[embeddedVersions[ev]].indexOf && localVersion[embeddedVersions[ev]].indexOf(letter) > -1) {
-                     if (embeddedVersions.indexOf(form) > -1) {
-                       return localVersion[form];
-                     }
+               for (var ev = 0; ev < embeddedVersions.length; ev++) {
+                 if (localVersion[embeddedVersions[ev]] === letter || _typeof(localVersion[embeddedVersions[ev]]) === 'object' && localVersion[embeddedVersions[ev]].indexOf && localVersion[embeddedVersions[ev]].indexOf(letter) > -1) {
+                   if (embeddedVersions.indexOf(form) > -1) {
+                     return localVersion[form];
                    }
                  }
                }
              }
            }
          }
+       }
 
-         exports.CharShaper = CharShaper;
-       });
-
-       var WordShaper_1 = createCommonjsModule(function (module, exports) {
+       CharShaper$1.CharShaper = CharShaper;
 
-         Object.defineProperty(exports, "__esModule", {
-           value: true
-         });
+       var WordShaper$2 = {};
 
-         function WordShaper(word) {
-           var state = 'initial';
-           var output = '';
+       Object.defineProperty(WordShaper$2, "__esModule", {
+         value: true
+       });
+       var isArabic_1$2 = isArabic$1;
+       var reference_1$1 = reference;
+       var CharShaper_1$1 = CharShaper$1;
+       var unicode_ligatures_1 = unicodeLigatures;
 
-           for (var w = 0; w < word.length; w++) {
-             var nextLetter = ' ';
+       function WordShaper$1(word) {
+         var state = 'initial';
+         var output = '';
 
-             for (var nxw = w + 1; nxw < word.length; nxw++) {
-               if (!isArabic_1.isArabic(word[nxw])) {
-                 break;
-               }
+         for (var w = 0; w < word.length; w++) {
+           var nextLetter = ' ';
 
-               if (reference.tashkeel.indexOf(word[nxw]) === -1) {
-                 nextLetter = word[nxw];
-                 break;
-               }
+           for (var nxw = w + 1; nxw < word.length; nxw++) {
+             if (!isArabic_1$2.isArabic(word[nxw])) {
+               break;
              }
 
-             if (!isArabic_1.isArabic(word[w]) || isArabic_1.isMath(word[w])) {
-               // space or other non-Arabic
-               output += word[w];
-               state = 'initial';
-             } else if (reference.tashkeel.indexOf(word[w]) > -1) {
-               // tashkeel - add without changing state
-               output += word[w];
-             } else if (nextLetter === ' ' || // last Arabic letter in this word
-             reference.lineBreakers.indexOf(word[w]) > -1) {
-               // the current letter is known to break lines
-               output += CharShaper_1.CharShaper(word[w], state === 'initial' ? 'isolated' : 'final');
-               state = 'initial';
-             } else if (reference.lams.indexOf(word[w]) > -1 && reference.alefs.indexOf(nextLetter) > -1) {
-               // LA letters - advance an additional letter after this
-               output += unicodeLigatures["default"][word[w] + nextLetter][state === 'initial' ? 'isolated' : 'final'];
+             if (reference_1$1.tashkeel.indexOf(word[nxw]) === -1) {
+               nextLetter = word[nxw];
+               break;
+             }
+           }
 
-               while (word[w] !== nextLetter) {
-                 w++;
-               }
+           if (!isArabic_1$2.isArabic(word[w]) || isArabic_1$2.isMath(word[w])) {
+             // space or other non-Arabic
+             output += word[w];
+             state = 'initial';
+           } else if (reference_1$1.tashkeel.indexOf(word[w]) > -1) {
+             // tashkeel - add without changing state
+             output += word[w];
+           } else if (nextLetter === ' ' // last Arabic letter in this word
+           || reference_1$1.lineBreakers.indexOf(word[w]) > -1) {
+             // the current letter is known to break lines
+             output += CharShaper_1$1.CharShaper(word[w], state === 'initial' ? 'isolated' : 'final');
+             state = 'initial';
+           } else if (reference_1$1.lams.indexOf(word[w]) > -1 && reference_1$1.alefs.indexOf(nextLetter) > -1) {
+             // LA letters - advance an additional letter after this
+             output += unicode_ligatures_1["default"][word[w] + nextLetter][state === 'initial' ? 'isolated' : 'final'];
 
-               state = 'initial';
-             } else {
-               output += CharShaper_1.CharShaper(word[w], state);
-               state = 'medial';
+             while (word[w] !== nextLetter) {
+               w++;
              }
-           }
 
-           return output;
+             state = 'initial';
+           } else {
+             output += CharShaper_1$1.CharShaper(word[w], state);
+             state = 'medial';
+           }
          }
 
-         exports.WordShaper = WordShaper;
-       });
+         return output;
+       }
 
-       var ParentLetter_1 = createCommonjsModule(function (module, exports) {
+       WordShaper$2.WordShaper = WordShaper$1;
 
-         Object.defineProperty(exports, "__esModule", {
-           value: true
-         });
+       var ParentLetter$1 = {};
 
-         function ParentLetter(letter) {
-           if (!isArabic_1.isArabic(letter)) {
-             throw new Error('Not an Arabic letter');
-           }
+       Object.defineProperty(ParentLetter$1, "__esModule", {
+         value: true
+       });
+       var unicode_arabic_1 = unicodeArabic;
+       var isArabic_1$1 = isArabic$1;
+       var reference_1 = reference;
 
-           for (var w = 0; w < reference.letterList.length; w++) {
-             // ok so we are checking this potential lettertron
-             var letterForms = unicodeArabic["default"][reference.letterList[w]];
-             var versions = Object.keys(letterForms);
+       function ParentLetter(letter) {
+         if (!isArabic_1$1.isArabic(letter)) {
+           throw new Error('Not an Arabic letter');
+         }
 
-             for (var v = 0; v < versions.length; v++) {
-               var localVersion = letterForms[versions[v]];
+         for (var w = 0; w < reference_1.letterList.length; w++) {
+           // ok so we are checking this potential lettertron
+           var letterForms = unicode_arabic_1["default"][reference_1.letterList[w]];
+           var versions = Object.keys(letterForms);
 
-               if (_typeof(localVersion) === 'object' && typeof localVersion.indexOf === 'undefined') {
-                 // look at this embedded object
-                 var embeddedForms = Object.keys(localVersion);
+           for (var v = 0; v < versions.length; v++) {
+             var localVersion = letterForms[versions[v]];
 
-                 for (var ef = 0; ef < embeddedForms.length; ef++) {
-                   var form = localVersion[embeddedForms[ef]];
+             if (_typeof(localVersion) === 'object' && typeof localVersion.indexOf === 'undefined') {
+               // look at this embedded object
+               var embeddedForms = Object.keys(localVersion);
 
-                   if (form === letter || _typeof(form) === 'object' && form.indexOf && form.indexOf(letter) > -1) {
-                     // match
-                     return localVersion;
-                   }
+               for (var ef = 0; ef < embeddedForms.length; ef++) {
+                 var form = localVersion[embeddedForms[ef]];
+
+                 if (form === letter || _typeof(form) === 'object' && form.indexOf && form.indexOf(letter) > -1) {
+                   // match
+                   return localVersion;
                  }
-               } else if (localVersion === letter || _typeof(localVersion) === 'object' && localVersion.indexOf && localVersion.indexOf(letter) > -1) {
-                 // match
-                 return letterForms;
                }
+             } else if (localVersion === letter || _typeof(localVersion) === 'object' && localVersion.indexOf && localVersion.indexOf(letter) > -1) {
+               // match
+               return letterForms;
              }
-
-             return null;
            }
+
+           return null;
          }
+       }
 
-         exports.ParentLetter = ParentLetter;
+       ParentLetter$1.ParentLetter = ParentLetter;
 
-         function GrandparentLetter(letter) {
-           if (!isArabic_1.isArabic(letter)) {
-             throw new Error('Not an Arabic letter');
-           }
+       function GrandparentLetter(letter) {
+         if (!isArabic_1$1.isArabic(letter)) {
+           throw new Error('Not an Arabic letter');
+         }
 
-           for (var w = 0; w < reference.letterList.length; w++) {
-             // ok so we are checking this potential lettertron
-             var letterForms = unicodeArabic["default"][reference.letterList[w]];
-             var versions = Object.keys(letterForms);
+         for (var w = 0; w < reference_1.letterList.length; w++) {
+           // ok so we are checking this potential lettertron
+           var letterForms = unicode_arabic_1["default"][reference_1.letterList[w]];
+           var versions = Object.keys(letterForms);
 
-             for (var v = 0; v < versions.length; v++) {
-               var localVersion = letterForms[versions[v]];
+           for (var v = 0; v < versions.length; v++) {
+             var localVersion = letterForms[versions[v]];
 
-               if (_typeof(localVersion) === 'object' && typeof localVersion.indexOf === 'undefined') {
-                 // look at this embedded object
-                 var embeddedForms = Object.keys(localVersion);
+             if (_typeof(localVersion) === 'object' && typeof localVersion.indexOf === 'undefined') {
+               // look at this embedded object
+               var embeddedForms = Object.keys(localVersion);
 
-                 for (var ef = 0; ef < embeddedForms.length; ef++) {
-                   var form = localVersion[embeddedForms[ef]];
+               for (var ef = 0; ef < embeddedForms.length; ef++) {
+                 var form = localVersion[embeddedForms[ef]];
 
-                   if (form === letter || _typeof(form) === 'object' && form.indexOf && form.indexOf(letter) > -1) {
-                     // match
-                     return letterForms;
-                   }
+                 if (form === letter || _typeof(form) === 'object' && form.indexOf && form.indexOf(letter) > -1) {
+                   // match
+                   return letterForms;
                  }
-               } else if (localVersion === letter || _typeof(localVersion) === 'object' && localVersion.indexOf && localVersion.indexOf(letter) > -1) {
-                 // match
-                 return letterForms;
                }
+             } else if (localVersion === letter || _typeof(localVersion) === 'object' && localVersion.indexOf && localVersion.indexOf(letter) > -1) {
+               // match
+               return letterForms;
              }
-
-             return null;
            }
-         }
 
-         exports.GrandparentLetter = GrandparentLetter;
-       });
+           return null;
+         }
+       }
 
-       var lib = createCommonjsModule(function (module, exports) {
+       ParentLetter$1.GrandparentLetter = GrandparentLetter;
 
-         Object.defineProperty(exports, "__esModule", {
-           value: true
-         });
-         exports.isArabic = isArabic_1.isArabic;
-         exports.GlyphSplitter = GlyphSplitter_1.GlyphSplitter;
-         exports.BaselineSplitter = BaselineSplitter_1.BaselineSplitter;
-         exports.Normal = Normalization.Normal;
-         exports.CharShaper = CharShaper_1.CharShaper;
-         exports.WordShaper = WordShaper_1.WordShaper;
-         exports.ParentLetter = ParentLetter_1.ParentLetter;
-         exports.GrandparentLetter = ParentLetter_1.GrandparentLetter;
+       Object.defineProperty(lib, "__esModule", {
+         value: true
        });
+       var isArabic_1 = isArabic$1;
+       lib.isArabic = isArabic_1.isArabic;
+       var GlyphSplitter_1 = GlyphSplitter$1;
+       lib.GlyphSplitter = GlyphSplitter_1.GlyphSplitter;
+       var BaselineSplitter_1 = BaselineSplitter$1;
+       lib.BaselineSplitter = BaselineSplitter_1.BaselineSplitter;
+       var Normalization_1 = Normalization;
+       lib.Normal = Normalization_1.Normal;
+       var CharShaper_1 = CharShaper$1;
+       lib.CharShaper = CharShaper_1.CharShaper;
+       var WordShaper_1 = WordShaper$2;
+       var WordShaper = lib.WordShaper = WordShaper_1.WordShaper;
+       var ParentLetter_1 = ParentLetter$1;
+       lib.ParentLetter = ParentLetter_1.ParentLetter;
+       lib.GrandparentLetter = ParentLetter_1.GrandparentLetter;
 
        var rtlRegex = /[\u0590-\u05FF\u0600-\u06FF\u0750-\u07BF\u08A0–\u08BF]/;
        function fixRTLTextForSvg(inputText) {
          var hebrewSign = /[\u0591-\u05bd\u05bf\u05c1-\u05c5\u05c7]/; // Arabic word shaping
 
          if (arabicRegex.test(inputText)) {
-           inputText = lib.WordShaper(inputText);
+           inputText = WordShaper(inputText);
          }
 
          for (var n = 0; n < inputText.length; n++) {
          return ret;
        }
 
-       var propertyIsEnumerable = objectPropertyIsEnumerable.f;
+       var DESCRIPTORS$2 = descriptors;
+       var uncurryThis$b = functionUncurryThis;
+       var objectKeys = objectKeys$4;
+       var toIndexedObject = toIndexedObject$c;
+       var $propertyIsEnumerable = objectPropertyIsEnumerable.f;
+
+       var propertyIsEnumerable = uncurryThis$b($propertyIsEnumerable);
+       var push$2 = uncurryThis$b([].push);
 
        // `Object.{ entries, values }` methods implementation
-       var createMethod$5 = function (TO_ENTRIES) {
+       var createMethod$1 = function (TO_ENTRIES) {
          return function (it) {
            var O = toIndexedObject(it);
            var keys = objectKeys(O);
            var key;
            while (length > i) {
              key = keys[i++];
-             if (!descriptors || propertyIsEnumerable.call(O, key)) {
-               result.push(TO_ENTRIES ? [key, O[key]] : O[key]);
+             if (!DESCRIPTORS$2 || propertyIsEnumerable(O, key)) {
+               push$2(result, TO_ENTRIES ? [key, O[key]] : O[key]);
              }
            }
            return result;
        var objectToArray = {
          // `Object.entries` method
          // https://tc39.es/ecma262/#sec-object.entries
-         entries: createMethod$5(true),
+         entries: createMethod$1(true),
          // `Object.values` method
          // https://tc39.es/ecma262/#sec-object.values
-         values: createMethod$5(false)
+         values: createMethod$1(false)
        };
 
+       var $$r = _export;
        var $values = objectToArray.values;
 
        // `Object.values` method
        // https://tc39.es/ecma262/#sec-object.values
-       _export({ target: 'Object', stat: true }, {
+       $$r({ target: 'Object', stat: true }, {
          values: function values(O) {
            return $values(O);
          }
              return delete s[k];
            }
          };
-       }(); //
+       }();
+
+       var _listeners = {}; //
        // corePreferences is an interface for persisting basic key-value strings
        // within and between iD sessions on the same site.
        //
 
+       /**
+        * @param {string} k
+        * @param {string?} v
+        * @returns {boolean} true if the action succeeded
+        */
 
        function corePreferences(k, v) {
          try {
-           if (arguments.length === 1) return _storage.getItem(k);else if (v === null) _storage.removeItem(k);else _storage.setItem(k, v);
+           if (v === undefined) return _storage.getItem(k);else if (v === null) _storage.removeItem(k);else _storage.setItem(k, v);
+
+           if (_listeners[k]) {
+             _listeners[k].forEach(function (handler) {
+               return handler(v);
+             });
+           }
+
+           return true;
          } catch (e) {
            /* eslint-disable no-console */
            if (typeof console !== 'undefined') {
            }
            /* eslint-enable no-console */
 
+
+           return false;
          }
-       }
+       } // adds an event listener which is triggered whenever
 
-       function responseText(response) {
-         if (!response.ok) throw new Error(response.status + " " + response.statusText);
-         return response.text();
-       }
 
-       function d3_text (input, init) {
-         return fetch(input, init).then(responseText);
-       }
+       corePreferences.onChange = function (k, handler) {
+         _listeners[k] = _listeners[k] || [];
 
-       function responseJson(response) {
-         if (!response.ok) throw new Error(response.status + " " + response.statusText);
-         if (response.status === 204 || response.status === 205) return;
-         return response.json();
-       }
+         _listeners[k].push(handler);
+       };
 
-       function d3_json (input, init) {
-         return fetch(input, init).then(responseJson);
-       }
+       var vparse = {exports: {}};
 
-       function parser(type) {
-         return function (input, init) {
-           return d3_text(input, init).then(function (text) {
-             return new DOMParser().parseFromString(text, type);
-           });
-         };
-       }
+       (function (module) {
+         (function (window) {
 
-       var d3_xml = parser("application/xml");
-       var svg = parser("image/svg+xml");
+           function parseVersion(v) {
+             var m = v.replace(/[^0-9.]/g, '').match(/[0-9]*\.|[0-9]+/g) || [];
+             v = {
+               major: +m[0] || 0,
+               minor: +m[1] || 0,
+               patch: +m[2] || 0,
+               build: +m[3] || 0
+             };
+             v.isEmpty = !v.major && !v.minor && !v.patch && !v.build;
+             v.parsed = [v.major, v.minor, v.patch, v.build];
+             v.text = v.parsed.join('.');
+             v.compare = compare;
+             return v;
+           }
+
+           function compare(v) {
+             if (typeof v === 'string') {
+               v = parseVersion(v);
+             }
+
+             for (var i = 0; i < 4; i++) {
+               if (this.parsed[i] !== v.parsed[i]) {
+                 return this.parsed[i] > v.parsed[i] ? 1 : -1;
+               }
+             }
+
+             return 0;
+           }
+           /* istanbul ignore next */
+
+
+           if (module && 'object' === 'object') {
+             module.exports = parseVersion;
+           } else {
+             window.parseVersion = parseVersion;
+           }
+         })(commonjsGlobal);
+       })(vparse);
+
+       var parseVersion = vparse.exports;
+
+       var name = "iD";
+       var version = "2.20.3";
+       var description = "A friendly editor for OpenStreetMap";
+       var main = "dist/iD.min.js";
+       var repository = "github:openstreetmap/iD";
+       var homepage = "https://github.com/openstreetmap/iD";
+       var bugs = "https://github.com/openstreetmap/iD/issues";
+       var keywords = ["editor","openstreetmap"];
+       var license = "ISC";
+       var scripts = {all:"npm-run-all -s clean build build:legacy dist",build:"npm-run-all -s build:css build:data build:dev","build:css":"node scripts/build_css.js","build:data":"shx mkdir -p dist/data && node scripts/build_data.js","build:dev":"rollup --config config/rollup.config.dev.js","build:legacy":"rollup --config config/rollup.config.legacy.js","build:stats":"rollup --config config/rollup.config.stats.js",clean:"shx rm -f dist/*.js dist/*.map dist/*.css dist/img/*.svg",dist:"npm-run-all -p dist:**","dist:mapillary":"shx mkdir -p dist/mapillary-js && shx cp -R node_modules/mapillary-js/dist/* dist/mapillary-js/","dist:pannellum":"shx mkdir -p dist/pannellum-streetside && shx cp -R node_modules/pannellum/build/* dist/pannellum-streetside/","dist:min:iD":"uglifyjs dist/iD.legacy.js --compress --mangle --output dist/iD.min.js","dist:svg:iD":"svg-sprite --symbol --symbol-dest . --shape-id-generator \"iD-%s\" --symbol-sprite dist/img/iD-sprite.svg \"svg/iD-sprite/**/*.svg\"","dist:svg:community":"svg-sprite --symbol --symbol-dest . --shape-id-generator \"community-%s\" --symbol-sprite dist/img/community-sprite.svg node_modules/osm-community-index/dist/img/*.svg","dist:svg:fa":"svg-sprite --symbol --symbol-dest . --symbol-sprite dist/img/fa-sprite.svg svg/fontawesome/*.svg","dist:svg:maki":"svg-sprite --symbol --symbol-dest . --shape-id-generator \"maki-%s\" --symbol-sprite dist/img/maki-sprite.svg node_modules/@mapbox/maki/icons/*.svg","dist:svg:mapillary:signs":"svg-sprite --symbol --symbol-dest . --symbol-sprite dist/img/mapillary-sprite.svg node_modules/mapillary_sprite_source/package_signs/*.svg","dist:svg:mapillary:objects":"svg-sprite --symbol --symbol-dest . --symbol-sprite dist/img/mapillary-object-sprite.svg node_modules/mapillary_sprite_source/package_objects/*.svg","dist:svg:temaki":"svg-sprite --symbol --symbol-dest . --shape-id-generator \"temaki-%s\" --symbol-sprite dist/img/temaki-sprite.svg node_modules/@ideditor/temaki/icons/*.svg",imagery:"node scripts/update_imagery.js",lint:"eslint scripts test/spec modules","lint:fix":"eslint scripts test/spec modules --fix",start:"npm-run-all -s build start:server",quickstart:"npm-run-all -s build:dev start:server","start:server":"node scripts/server.js",test:"npm-run-all -s lint build test:spec","test:spec":"karma start karma.conf.js",translations:"node scripts/update_locales.js"};
+       var dependencies = {"@ideditor/country-coder":"~5.0.3","@ideditor/location-conflation":"~1.0.2","@mapbox/geojson-area":"^0.2.2","@mapbox/sexagesimal":"1.2.0","@mapbox/vector-tile":"^1.3.1","@tmcw/togeojson":"^4.5.0","@turf/bbox-clip":"^6.0.0","abortcontroller-polyfill":"^1.4.0","aes-js":"^3.1.2","alif-toolkit":"^1.2.9","core-js":"^3.6.5",diacritics:"1.3.0","fast-deep-equal":"~3.1.1","fast-json-stable-stringify":"2.1.0","lodash-es":"~4.17.15",marked:"~2.0.0","node-diff3":"2.1.0","osm-auth":"1.1.0",pannellum:"2.5.6",pbf:"^3.2.1","polygon-clipping":"~0.15.1",rbush:"3.0.1","whatwg-fetch":"^3.4.1","which-polygon":"2.2.0"};
+       var devDependencies = {"@babel/core":"^7.11.6","@babel/preset-env":"^7.11.5","@fortawesome/fontawesome-svg-core":"^1.2.32","@fortawesome/free-brands-svg-icons":"~5.15.1","@fortawesome/free-regular-svg-icons":"~5.15.1","@fortawesome/free-solid-svg-icons":"~5.15.1","@ideditor/temaki":"~5.0.0","@mapbox/maki":"^6.0.0","@rollup/plugin-babel":"^5.2.1","@rollup/plugin-commonjs":"^21.0.0","@rollup/plugin-json":"^4.0.1","@rollup/plugin-node-resolve":"~13.0.5",autoprefixer:"^10.0.1",btoa:"^1.2.1",chai:"^4.3.4","cldr-core":"37.0.0","cldr-localenames-full":"37.0.0",chalk:"^4.1.2","concat-files":"^0.1.1",d3:"~6.6.0","editor-layer-index":"github:osmlab/editor-layer-index#gh-pages",eslint:"^7.1.0","fetch-mock":"^9.11.0",gaze:"^1.1.3",glob:"^7.1.0",happen:"^0.3.2","js-yaml":"^4.0.0","json-stringify-pretty-compact":"^3.0.0",karma:"^6.3.5","karma-chrome-launcher":"^3.1.0","karma-coverage":"^2.0.3","karma-mocha":"^2.0.1","karma-remap-istanbul":"^0.6.0",mapillary_sprite_source:"^1.8.0","mapillary-js":"4.0.0",minimist:"^1.2.3",mocha:"^8.4.0","name-suggestion-index":"~6.0","node-fetch":"^2.6.1","npm-run-all":"^4.0.0","object-inspect":"1.10.3","osm-community-index":"~5.1.0",postcss:"^8.1.1","postcss-selector-prepend":"^0.5.0",rollup:"~2.52.8","rollup-plugin-includepaths":"~0.2.3","rollup-plugin-progress":"^1.1.1","rollup-plugin-visualizer":"~4.2.0",shelljs:"^0.8.0",shx:"^0.3.0",sinon:"^11.1.2","sinon-chai":"^3.7.0",smash:"0.0","static-server":"^2.2.1","svg-sprite":"1.5.1","uglify-js":"~3.13.0",vparse:"~1.1.0"};
+       var engines = {node:">=10"};
+       var browserslist = ["> 0.2%, last 6 major versions, Firefox ESR, IE 11, maintained node versions"];
+       var packageJSON = {
+       name: name,
+       version: version,
+       description: description,
+       main: main,
+       repository: repository,
+       homepage: homepage,
+       bugs: bugs,
+       keywords: keywords,
+       license: license,
+       scripts: scripts,
+       dependencies: dependencies,
+       devDependencies: devDependencies,
+       engines: engines,
+       browserslist: browserslist
+       };
 
        var _mainFileFetcher = coreFileFetcher(); // singleton
        // coreFileFetcher asynchronously fetches data from JSON files
        //
 
        function coreFileFetcher() {
+         var ociVersion = packageJSON.devDependencies['osm-community-index'];
+         var v = parseVersion(ociVersion);
+         var vMinor = "".concat(v.major, ".").concat(v.minor);
          var _this = {};
          var _inflight = {};
          var _fileMap = {
            'address_formats': 'data/address_formats.min.json',
-           'deprecated': 'data/deprecated.min.json',
-           'discarded': 'data/discarded.min.json',
+           'deprecated': 'https://cdn.jsdelivr.net/npm/@openstreetmap/id-tagging-schema@3/dist/deprecated.min.json',
+           'discarded': 'https://cdn.jsdelivr.net/npm/@openstreetmap/id-tagging-schema@3/dist/discarded.min.json',
            'imagery': 'data/imagery.min.json',
            'intro_graph': 'data/intro_graph.min.json',
            'keepRight': 'data/keepRight.min.json',
            'languages': 'data/languages.min.json',
-           'locales': 'data/locales.min.json',
-           'nsi_brands': 'https://cdn.jsdelivr.net/npm/name-suggestion-index@4/dist/brands.min.json',
-           'nsi_filters': 'https://cdn.jsdelivr.net/npm/name-suggestion-index@4/dist/filters.min.json',
-           'oci_features': 'https://cdn.jsdelivr.net/npm/osm-community-index@2/dist/features.min.json',
-           'oci_resources': 'https://cdn.jsdelivr.net/npm/osm-community-index@2/dist/resources.min.json',
-           'preset_categories': 'data/preset_categories.min.json',
-           'preset_defaults': 'data/preset_defaults.min.json',
-           'preset_fields': 'data/preset_fields.min.json',
-           'preset_presets': 'data/preset_presets.min.json',
+           'locales': 'locales/index.min.json',
+           'oci_defaults': "https://cdn.jsdelivr.net/npm/osm-community-index@".concat(vMinor, "/dist/defaults.min.json"),
+           'oci_features': "https://cdn.jsdelivr.net/npm/osm-community-index@".concat(vMinor, "/dist/featureCollection.min.json"),
+           'oci_resources': "https://cdn.jsdelivr.net/npm/osm-community-index@".concat(vMinor, "/dist/resources.min.json"),
+           'preset_categories': 'https://cdn.jsdelivr.net/npm/@openstreetmap/id-tagging-schema@3/dist/preset_categories.min.json',
+           'preset_defaults': 'https://cdn.jsdelivr.net/npm/@openstreetmap/id-tagging-schema@3/dist/preset_defaults.min.json',
+           'preset_fields': 'https://cdn.jsdelivr.net/npm/@openstreetmap/id-tagging-schema@3/dist/fields.min.json',
+           'preset_presets': 'https://cdn.jsdelivr.net/npm/@openstreetmap/id-tagging-schema@3/dist/presets.min.json',
            'phone_formats': 'data/phone_formats.min.json',
            'qa_data': 'data/qa_data.min.json',
            'shortcuts': 'data/shortcuts.min.json',
            var prom = _inflight[url];
 
            if (!prom) {
-             _inflight[url] = prom = d3_json(url).then(function (result) {
+             _inflight[url] = prom = fetch(url).then(function (response) {
+               // fetch in PhantomJS tests may return ok=false and status=0 even if it's okay
+               if (!response.ok && response.status !== 0 || !response.json) {
+                 throw new Error(response.status + ' ' + response.statusText);
+               }
+
+               if (response.status === 204 || response.status === 205) return; // No Content, Reset Content
+
+               return response.json();
+             }).then(function (result) {
                delete _inflight[url];
 
                if (!result) {
          return _this;
        }
 
-       var $findIndex$1 = arrayIteration.findIndex;
-
-
-       var FIND_INDEX = 'findIndex';
-       var SKIPS_HOLES$1 = true;
+       var global$9 = global$1m;
+       var toIntegerOrInfinity$1 = toIntegerOrInfinity$b;
+       var toString$7 = toString$k;
+       var requireObjectCoercible$6 = requireObjectCoercible$e;
 
-       // Shouldn't skip holes
-       if (FIND_INDEX in []) Array(1)[FIND_INDEX](function () { SKIPS_HOLES$1 = false; });
+       var RangeError$5 = global$9.RangeError;
 
-       // `Array.prototype.findIndex` method
-       // https://tc39.es/ecma262/#sec-array.prototype.findindex
-       _export({ target: 'Array', proto: true, forced: SKIPS_HOLES$1 }, {
-         findIndex: function findIndex(callbackfn /* , that = undefined */) {
-           return $findIndex$1(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
-         }
-       });
+       // `String.prototype.repeat` method implementation
+       // https://tc39.es/ecma262/#sec-string.prototype.repeat
+       var stringRepeat = function repeat(count) {
+         var str = toString$7(requireObjectCoercible$6(this));
+         var result = '';
+         var n = toIntegerOrInfinity$1(count);
+         if (n < 0 || n == Infinity) throw RangeError$5('Wrong number of repetitions');
+         for (;n > 0; (n >>>= 1) && (str += str)) if (n & 1) result += str;
+         return result;
+       };
 
-       // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
-       addToUnscopables(FIND_INDEX);
+       var $$q = _export;
+       var global$8 = global$1m;
+       var uncurryThis$a = functionUncurryThis;
+       var toIntegerOrInfinity = toIntegerOrInfinity$b;
+       var thisNumberValue$1 = thisNumberValue$3;
+       var $repeat$1 = stringRepeat;
+       var fails$7 = fails$S;
 
-       var $includes$1 = arrayIncludes.includes;
+       var RangeError$4 = global$8.RangeError;
+       var String$1 = global$8.String;
+       var floor$2 = Math.floor;
+       var repeat$2 = uncurryThis$a($repeat$1);
+       var stringSlice$3 = uncurryThis$a(''.slice);
+       var un$ToFixed = uncurryThis$a(1.0.toFixed);
 
+       var pow$1 = function (x, n, acc) {
+         return n === 0 ? acc : n % 2 === 1 ? pow$1(x, n - 1, acc * x) : pow$1(x * x, n / 2, acc);
+       };
 
-       // `Array.prototype.includes` method
-       // https://tc39.es/ecma262/#sec-array.prototype.includes
-       _export({ target: 'Array', proto: true }, {
-         includes: function includes(el /* , fromIndex = 0 */) {
-           return $includes$1(this, el, arguments.length > 1 ? arguments[1] : undefined);
+       var log = function (x) {
+         var n = 0;
+         var x2 = x;
+         while (x2 >= 4096) {
+           n += 12;
+           x2 /= 4096;
          }
-       });
-
-       // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
-       addToUnscopables('includes');
-
-       var notARegexp = function (it) {
-         if (isRegexp(it)) {
-           throw TypeError("The method doesn't accept regular expressions");
-         } return it;
+         while (x2 >= 2) {
+           n += 1;
+           x2 /= 2;
+         } return n;
        };
 
-       var MATCH$2 = wellKnownSymbol('match');
-
-       var correctIsRegexpLogic = function (METHOD_NAME) {
-         var regexp = /./;
-         try {
-           '/./'[METHOD_NAME](regexp);
-         } catch (error1) {
-           try {
-             regexp[MATCH$2] = false;
-             return '/./'[METHOD_NAME](regexp);
-           } catch (error2) { /* empty */ }
-         } return false;
+       var multiply = function (data, n, c) {
+         var index = -1;
+         var c2 = c;
+         while (++index < 6) {
+           c2 += n * data[index];
+           data[index] = c2 % 1e7;
+           c2 = floor$2(c2 / 1e7);
+         }
        };
 
-       // `String.prototype.includes` method
-       // https://tc39.es/ecma262/#sec-string.prototype.includes
-       _export({ target: 'String', proto: true, forced: !correctIsRegexpLogic('includes') }, {
-         includes: function includes(searchString /* , position = 0 */) {
-           return !!~String(requireObjectCoercible(this))
-             .indexOf(notARegexp(searchString), arguments.length > 1 ? arguments[1] : undefined);
+       var divide = function (data, n) {
+         var index = 6;
+         var c = 0;
+         while (--index >= 0) {
+           c += data[index];
+           data[index] = floor$2(c / n);
+           c = (c % n) * 1e7;
          }
-       });
-
-       var _detected;
-
-       function utilDetect(refresh) {
-         if (_detected && !refresh) return _detected;
-         _detected = {};
-         var ua = navigator.userAgent;
-         var m = null;
-         /* Browser */
+       };
 
-         m = ua.match(/(edge)\/?\s*(\.?\d+(\.\d+)*)/i); // Edge
+       var dataToString = function (data) {
+         var index = 6;
+         var s = '';
+         while (--index >= 0) {
+           if (s !== '' || index === 0 || data[index] !== 0) {
+             var t = String$1(data[index]);
+             s = s === '' ? t : s + repeat$2('0', 7 - t.length) + t;
+           }
+         } return s;
+       };
 
-         if (m !== null) {
-           _detected.browser = m[1];
-           _detected.version = m[2];
-         }
+       var FORCED$6 = fails$7(function () {
+         return un$ToFixed(0.00008, 3) !== '0.000' ||
+           un$ToFixed(0.9, 0) !== '1' ||
+           un$ToFixed(1.255, 2) !== '1.25' ||
+           un$ToFixed(1000000000000000128.0, 0) !== '1000000000000000128';
+       }) || !fails$7(function () {
+         // V8 ~ Android 4.3-
+         un$ToFixed({});
+       });
 
-         if (!_detected.browser) {
-           m = ua.match(/Trident\/.*rv:([0-9]{1,}[\.0-9]{0,})/i); // IE11
+       // `Number.prototype.toFixed` method
+       // https://tc39.es/ecma262/#sec-number.prototype.tofixed
+       $$q({ target: 'Number', proto: true, forced: FORCED$6 }, {
+         toFixed: function toFixed(fractionDigits) {
+           var number = thisNumberValue$1(this);
+           var fractDigits = toIntegerOrInfinity(fractionDigits);
+           var data = [0, 0, 0, 0, 0, 0];
+           var sign = '';
+           var result = '0';
+           var e, z, j, k;
 
-           if (m !== null) {
-             _detected.browser = 'msie';
-             _detected.version = m[1];
+           if (fractDigits < 0 || fractDigits > 20) throw RangeError$4('Incorrect fraction digits');
+           // eslint-disable-next-line no-self-compare -- NaN check
+           if (number != number) return 'NaN';
+           if (number <= -1e21 || number >= 1e21) return String$1(number);
+           if (number < 0) {
+             sign = '-';
+             number = -number;
            }
-         }
-
-         if (!_detected.browser) {
-           m = ua.match(/(opr)\/?\s*(\.?\d+(\.\d+)*)/i); // Opera 15+
-
-           if (m !== null) {
-             _detected.browser = 'Opera';
-             _detected.version = m[2];
+           if (number > 1e-21) {
+             e = log(number * pow$1(2, 69, 1)) - 69;
+             z = e < 0 ? number * pow$1(2, -e, 1) : number / pow$1(2, e, 1);
+             z *= 0x10000000000000;
+             e = 52 - e;
+             if (e > 0) {
+               multiply(data, 0, z);
+               j = fractDigits;
+               while (j >= 7) {
+                 multiply(data, 1e7, 0);
+                 j -= 7;
+               }
+               multiply(data, pow$1(10, j, 1), 0);
+               j = e - 1;
+               while (j >= 23) {
+                 divide(data, 1 << 23);
+                 j -= 23;
+               }
+               divide(data, 1 << j);
+               multiply(data, 1, 1);
+               divide(data, 2);
+               result = dataToString(data);
+             } else {
+               multiply(data, 0, z);
+               multiply(data, 1 << -e, 0);
+               result = dataToString(data) + repeat$2('0', fractDigits);
+             }
            }
+           if (fractDigits > 0) {
+             k = result.length;
+             result = sign + (k <= fractDigits
+               ? '0.' + repeat$2('0', fractDigits - k) + result
+               : stringSlice$3(result, 0, k - fractDigits) + '.' + stringSlice$3(result, k - fractDigits));
+           } else {
+             result = sign + result;
+           } return result;
          }
+       });
 
-         if (!_detected.browser) {
-           m = ua.match(/(opera|chrome|safari|firefox|msie)\/?\s*(\.?\d+(\.\d+)*)/i);
+       var global$7 = global$1m;
 
-           if (m !== null) {
-             _detected.browser = m[1];
-             _detected.version = m[2];
-             m = ua.match(/version\/([\.\d]+)/i);
-             if (m !== null) _detected.version = m[1];
-           }
-         }
+       var globalIsFinite = global$7.isFinite;
 
-         if (!_detected.browser) {
-           _detected.browser = navigator.appName;
-           _detected.version = navigator.appVersion;
-         } // keep major.minor version only..
+       // `Number.isFinite` method
+       // https://tc39.es/ecma262/#sec-number.isfinite
+       // eslint-disable-next-line es/no-number-isfinite -- safe
+       var numberIsFinite$1 = Number.isFinite || function isFinite(it) {
+         return typeof it == 'number' && globalIsFinite(it);
+       };
 
+       var $$p = _export;
+       var numberIsFinite = numberIsFinite$1;
 
-         _detected.version = _detected.version.split(/\W/).slice(0, 2).join('.'); // detect other browser capabilities
-         // Legacy Opera has incomplete svg style support. See #715
+       // `Number.isFinite` method
+       // https://tc39.es/ecma262/#sec-number.isfinite
+       $$p({ target: 'Number', stat: true }, { isFinite: numberIsFinite });
 
-         _detected.opera = _detected.browser.toLowerCase() === 'opera' && parseFloat(_detected.version) < 15;
+       var $$o = _export;
+       var global$6 = global$1m;
+       var uncurryThis$9 = functionUncurryThis;
+       var toAbsoluteIndex = toAbsoluteIndex$8;
 
-         if (_detected.browser.toLowerCase() === 'msie') {
-           _detected.ie = true;
-           _detected.browser = 'Internet Explorer';
-           _detected.support = parseFloat(_detected.version) >= 11;
-         } else {
-           _detected.ie = false;
-           _detected.support = true;
-         }
+       var RangeError$3 = global$6.RangeError;
+       var fromCharCode$1 = String.fromCharCode;
+       // eslint-disable-next-line es/no-string-fromcodepoint -- required for testing
+       var $fromCodePoint = String.fromCodePoint;
+       var join$2 = uncurryThis$9([].join);
 
-         _detected.filedrop = window.FileReader && 'ondrop' in window;
-         _detected.download = !(_detected.ie || _detected.browser.toLowerCase() === 'edge');
-         _detected.cssfilters = !(_detected.ie || _detected.browser.toLowerCase() === 'edge');
-         /* Platform */
+       // length should be 1, old FF problem
+       var INCORRECT_LENGTH = !!$fromCodePoint && $fromCodePoint.length != 1;
 
-         if (/Win/.test(ua)) {
-           _detected.os = 'win';
-           _detected.platform = 'Windows';
-         } else if (/Mac/.test(ua)) {
-           _detected.os = 'mac';
-           _detected.platform = 'Macintosh';
-         } else if (/X11/.test(ua) || /Linux/.test(ua)) {
-           _detected.os = 'linux';
-           _detected.platform = 'Linux';
-         } else {
-           _detected.os = 'win';
-           _detected.platform = 'Unknown';
+       // `String.fromCodePoint` method
+       // https://tc39.es/ecma262/#sec-string.fromcodepoint
+       $$o({ target: 'String', stat: true, forced: INCORRECT_LENGTH }, {
+         // eslint-disable-next-line no-unused-vars -- required for `.length`
+         fromCodePoint: function fromCodePoint(x) {
+           var elements = [];
+           var length = arguments.length;
+           var i = 0;
+           var code;
+           while (length > i) {
+             code = +arguments[i++];
+             if (toAbsoluteIndex(code, 0x10FFFF) !== code) throw RangeError$3(code + ' is not a valid code point');
+             elements[i] = code < 0x10000
+               ? fromCharCode$1(code)
+               : fromCharCode$1(((code -= 0x10000) >> 10) + 0xD800, code % 0x400 + 0xDC00);
+           } return join$2(elements, '');
          }
+       });
 
-         _detected.isMobileWebKit = (/\b(iPad|iPhone|iPod)\b/.test(ua) || // HACK: iPadOS 13+ requests desktop sites by default by using a Mac user agent,
-         // so assume any "mac" with multitouch is actually iOS
-         navigator.platform === 'MacIntel' && 'maxTouchPoints' in navigator && navigator.maxTouchPoints > 1) && /WebKit/.test(ua) && !/Edge/.test(ua) && !window.MSStream;
-         /* Locale */
-         // An array of locales requested by the browser in priority order.
-
-         _detected.browserLocales = Array.from(new Set( // remove duplicates
-         [navigator.language].concat(navigator.languages || []).concat([// old property for backwards compatibility
-         navigator.userLanguage]) // remove any undefined values
-         .filter(Boolean)));
-         /* Host */
-
-         var loc = window.top.location;
-         var origin = loc.origin;
+       var call$2 = functionCall;
+       var fixRegExpWellKnownSymbolLogic = fixRegexpWellKnownSymbolLogic;
+       var anObject = anObject$n;
+       var requireObjectCoercible$5 = requireObjectCoercible$e;
+       var sameValue = sameValue$1;
+       var toString$6 = toString$k;
+       var getMethod = getMethod$7;
+       var regExpExec = regexpExecAbstract;
 
-         if (!origin) {
-           // for unpatched IE11
-           origin = loc.protocol + '//' + loc.hostname + (loc.port ? ':' + loc.port : '');
-         }
+       // @@search logic
+       fixRegExpWellKnownSymbolLogic('search', function (SEARCH, nativeSearch, maybeCallNative) {
+         return [
+           // `String.prototype.search` method
+           // https://tc39.es/ecma262/#sec-string.prototype.search
+           function search(regexp) {
+             var O = requireObjectCoercible$5(this);
+             var searcher = regexp == undefined ? undefined : getMethod(regexp, SEARCH);
+             return searcher ? call$2(searcher, regexp, O) : new RegExp(regexp)[SEARCH](toString$6(O));
+           },
+           // `RegExp.prototype[@@search]` method
+           // https://tc39.es/ecma262/#sec-regexp.prototype-@@search
+           function (string) {
+             var rx = anObject(this);
+             var S = toString$6(string);
+             var res = maybeCallNative(nativeSearch, rx, S);
 
-         _detected.host = origin + loc.pathname;
-         return _detected;
-       }
+             if (res.done) return res.value;
 
-       // `Number.MAX_SAFE_INTEGER` constant
-       // https://tc39.es/ecma262/#sec-number.max_safe_integer
-       _export({ target: 'Number', stat: true }, {
-         MAX_SAFE_INTEGER: 0x1FFFFFFFFFFFFF
+             var previousLastIndex = rx.lastIndex;
+             if (!sameValue(previousLastIndex, 0)) rx.lastIndex = 0;
+             var result = regExpExec(rx, S);
+             if (!sameValue(rx.lastIndex, previousLastIndex)) rx.lastIndex = previousLastIndex;
+             return result === null ? -1 : result.index;
+           }
+         ];
        });
 
-       var getOwnPropertyNames$2 = objectGetOwnPropertyNames.f;
-       var getOwnPropertyDescriptor$3 = objectGetOwnPropertyDescriptor.f;
-       var defineProperty$9 = objectDefineProperty.f;
-       var trim$2 = stringTrim.trim;
+       var rbush$2 = {exports: {}};
 
-       var NUMBER = 'Number';
-       var NativeNumber = global_1[NUMBER];
-       var NumberPrototype = NativeNumber.prototype;
+       var quickselect$2 = {exports: {}};
 
-       // Opera ~12 has broken Object#toString
-       var BROKEN_CLASSOF = classofRaw(objectCreate(NumberPrototype)) == NUMBER;
+       (function (module, exports) {
+         (function (global, factory) {
+           module.exports = factory() ;
+         })(commonjsGlobal, function () {
 
-       // `ToNumber` abstract operation
-       // https://tc39.es/ecma262/#sec-tonumber
-       var toNumber = function (argument) {
-         var it = toPrimitive(argument, false);
-         var first, third, radix, maxCode, digits, length, index, code;
-         if (typeof it == 'string' && it.length > 2) {
-           it = trim$2(it);
-           first = it.charCodeAt(0);
-           if (first === 43 || first === 45) {
-             third = it.charCodeAt(2);
-             if (third === 88 || third === 120) return NaN; // Number('+0x1') should be NaN, old V8 fix
-           } else if (first === 48) {
-             switch (it.charCodeAt(1)) {
-               case 66: case 98: radix = 2; maxCode = 49; break; // fast equal of /^0b[01]+$/i
-               case 79: case 111: radix = 8; maxCode = 55; break; // fast equal of /^0o[0-7]+$/i
-               default: return +it;
-             }
-             digits = it.slice(2);
-             length = digits.length;
-             for (index = 0; index < length; index++) {
-               code = digits.charCodeAt(index);
-               // parseInt parses a string to a first unavailable symbol
-               // but ToNumber should return NaN if a string contains unavailable symbols
-               if (code < 48 || code > maxCode) return NaN;
-             } return parseInt(digits, radix);
+           function quickselect(arr, k, left, right, compare) {
+             quickselectStep(arr, k, left || 0, right || arr.length - 1, compare || defaultCompare);
            }
-         } return +it;
-       };
 
-       // `Number` constructor
-       // https://tc39.es/ecma262/#sec-number-constructor
-       if (isForced_1(NUMBER, !NativeNumber(' 0o1') || !NativeNumber('0b1') || NativeNumber('+0x1'))) {
-         var NumberWrapper = function Number(value) {
-           var it = arguments.length < 1 ? 0 : value;
-           var dummy = this;
-           return dummy instanceof NumberWrapper
-             // check on 1..constructor(foo) case
-             && (BROKEN_CLASSOF ? fails(function () { NumberPrototype.valueOf.call(dummy); }) : classofRaw(dummy) != NUMBER)
-               ? inheritIfRequired(new NativeNumber(toNumber(it)), dummy, NumberWrapper) : toNumber(it);
-         };
-         for (var keys$3 = descriptors ? getOwnPropertyNames$2(NativeNumber) : (
-           // ES3:
-           'MAX_VALUE,MIN_VALUE,NaN,NEGATIVE_INFINITY,POSITIVE_INFINITY,' +
-           // ES2015 (in case, if modules with ES2015 Number statics required before):
-           'EPSILON,isFinite,isInteger,isNaN,isSafeInteger,MAX_SAFE_INTEGER,' +
-           'MIN_SAFE_INTEGER,parseFloat,parseInt,isInteger,' +
-           // ESNext
-           'fromString,range'
-         ).split(','), j$2 = 0, key$1; keys$3.length > j$2; j$2++) {
-           if (has(NativeNumber, key$1 = keys$3[j$2]) && !has(NumberWrapper, key$1)) {
-             defineProperty$9(NumberWrapper, key$1, getOwnPropertyDescriptor$3(NativeNumber, key$1));
-           }
-         }
-         NumberWrapper.prototype = NumberPrototype;
-         NumberPrototype.constructor = NumberWrapper;
-         redefine(global_1, NUMBER, NumberWrapper);
-       }
+           function quickselectStep(arr, k, left, right, compare) {
+             while (right > left) {
+               if (right - left > 600) {
+                 var n = right - left + 1;
+                 var m = k - left + 1;
+                 var z = Math.log(n);
+                 var s = 0.5 * Math.exp(2 * z / 3);
+                 var sd = 0.5 * Math.sqrt(z * s * (n - s) / n) * (m - n / 2 < 0 ? -1 : 1);
+                 var newLeft = Math.max(left, Math.floor(k - m * s / n + sd));
+                 var newRight = Math.min(right, Math.floor(k + (n - m) * s / n + sd));
+                 quickselectStep(arr, k, newLeft, newRight, compare);
+               }
 
-       var aesJs = createCommonjsModule(function (module, exports) {
-         /*! MIT License. Copyright 2015-2018 Richard Moore <me@ricmoo.com>. See LICENSE.txt. */
-         (function (root) {
+               var t = arr[k];
+               var i = left;
+               var j = right;
+               swap(arr, left, k);
+               if (compare(arr[right], t) > 0) swap(arr, left, right);
 
-           function checkInt(value) {
-             return parseInt(value) === value;
-           }
+               while (i < j) {
+                 swap(arr, i, j);
+                 i++;
+                 j--;
 
-           function checkInts(arrayish) {
-             if (!checkInt(arrayish.length)) {
-               return false;
-             }
+                 while (compare(arr[i], t) < 0) {
+                   i++;
+                 }
 
-             for (var i = 0; i < arrayish.length; i++) {
-               if (!checkInt(arrayish[i]) || arrayish[i] < 0 || arrayish[i] > 255) {
-                 return false;
+                 while (compare(arr[j], t) > 0) {
+                   j--;
+                 }
+               }
+
+               if (compare(arr[left], t) === 0) swap(arr, left, j);else {
+                 j++;
+                 swap(arr, j, right);
                }
+               if (j <= k) left = j + 1;
+               if (k <= j) right = j - 1;
              }
+           }
 
-             return true;
+           function swap(arr, i, j) {
+             var tmp = arr[i];
+             arr[i] = arr[j];
+             arr[j] = tmp;
            }
 
-           function coerceArray(arg, copy) {
-             // ArrayBuffer view
-             if (arg.buffer && arg.name === 'Uint8Array') {
-               if (copy) {
-                 if (arg.slice) {
-                   arg = arg.slice();
-                 } else {
-                   arg = Array.prototype.slice.call(arg);
-                 }
-               }
+           function defaultCompare(a, b) {
+             return a < b ? -1 : a > b ? 1 : 0;
+           }
 
-               return arg;
-             } // It's an array; check it is a valid representation of a byte
+           return quickselect;
+         });
+       })(quickselect$2);
 
+       rbush$2.exports = rbush$1;
 
-             if (Array.isArray(arg)) {
-               if (!checkInts(arg)) {
-                 throw new Error('Array contains invalid value: ' + arg);
-               }
+       rbush$2.exports["default"] = rbush$1;
 
-               return new Uint8Array(arg);
-             } // Something else, but behaves like an array (maybe a Buffer? Arguments?)
+       var quickselect$1 = quickselect$2.exports;
 
+       function rbush$1(maxEntries, format) {
+         if (!(this instanceof rbush$1)) return new rbush$1(maxEntries, format); // max entries in a node is 9 by default; min node fill is 40% for best performance
 
-             if (checkInt(arg.length) && checkInts(arg)) {
-               return new Uint8Array(arg);
-             }
+         this._maxEntries = Math.max(4, maxEntries || 9);
+         this._minEntries = Math.max(2, Math.ceil(this._maxEntries * 0.4));
 
-             throw new Error('unsupported array-like object');
-           }
+         if (format) {
+           this._initFormat(format);
+         }
 
-           function createArray(length) {
-             return new Uint8Array(length);
-           }
+         this.clear();
+       }
 
-           function copyArray(sourceArray, targetArray, targetStart, sourceStart, sourceEnd) {
-             if (sourceStart != null || sourceEnd != null) {
-               if (sourceArray.slice) {
-                 sourceArray = sourceArray.slice(sourceStart, sourceEnd);
-               } else {
-                 sourceArray = Array.prototype.slice.call(sourceArray, sourceStart, sourceEnd);
+       rbush$1.prototype = {
+         all: function all() {
+           return this._all(this.data, []);
+         },
+         search: function search(bbox) {
+           var node = this.data,
+               result = [],
+               toBBox = this.toBBox;
+           if (!intersects$1(bbox, node)) return result;
+           var nodesToSearch = [],
+               i,
+               len,
+               child,
+               childBBox;
+
+           while (node) {
+             for (i = 0, len = node.children.length; i < len; i++) {
+               child = node.children[i];
+               childBBox = node.leaf ? toBBox(child) : child;
+
+               if (intersects$1(bbox, childBBox)) {
+                 if (node.leaf) result.push(child);else if (contains$1(bbox, childBBox)) this._all(child, result);else nodesToSearch.push(child);
                }
              }
 
-             targetArray.set(sourceArray, targetStart);
+             node = nodesToSearch.pop();
            }
 
-           var convertUtf8 = function () {
-             function toBytes(text) {
-               var result = [],
-                   i = 0;
-               text = encodeURI(text);
+           return result;
+         },
+         collides: function collides(bbox) {
+           var node = this.data,
+               toBBox = this.toBBox;
+           if (!intersects$1(bbox, node)) return false;
+           var nodesToSearch = [],
+               i,
+               len,
+               child,
+               childBBox;
 
-               while (i < text.length) {
-                 var c = text.charCodeAt(i++); // if it is a % sign, encode the following 2 bytes as a hex value
+           while (node) {
+             for (i = 0, len = node.children.length; i < len; i++) {
+               child = node.children[i];
+               childBBox = node.leaf ? toBBox(child) : child;
 
-                 if (c === 37) {
-                   result.push(parseInt(text.substr(i, 2), 16));
-                   i += 2; // otherwise, just the actual byte
-                 } else {
-                   result.push(c);
-                 }
+               if (intersects$1(bbox, childBBox)) {
+                 if (node.leaf || contains$1(bbox, childBBox)) return true;
+                 nodesToSearch.push(child);
                }
-
-               return coerceArray(result);
              }
 
-             function fromBytes(bytes) {
-               var result = [],
-                   i = 0;
-
-               while (i < bytes.length) {
-                 var c = bytes[i];
+             node = nodesToSearch.pop();
+           }
 
-                 if (c < 128) {
-                   result.push(String.fromCharCode(c));
-                   i++;
-                 } else if (c > 191 && c < 224) {
-                   result.push(String.fromCharCode((c & 0x1f) << 6 | bytes[i + 1] & 0x3f));
-                   i += 2;
-                 } else {
-                   result.push(String.fromCharCode((c & 0x0f) << 12 | (bytes[i + 1] & 0x3f) << 6 | bytes[i + 2] & 0x3f));
-                   i += 3;
-                 }
-               }
+           return false;
+         },
+         load: function load(data) {
+           if (!(data && data.length)) return this;
 
-               return result.join('');
+           if (data.length < this._minEntries) {
+             for (var i = 0, len = data.length; i < len; i++) {
+               this.insert(data[i]);
              }
 
-             return {
-               toBytes: toBytes,
-               fromBytes: fromBytes
-             };
-           }();
-
-           var convertHex = function () {
-             function toBytes(text) {
-               var result = [];
-
-               for (var i = 0; i < text.length; i += 2) {
-                 result.push(parseInt(text.substr(i, 2), 16));
-               }
+             return this;
+           } // recursively build the tree with the given data from scratch using OMT algorithm
 
-               return result;
-             } // http://ixti.net/development/javascript/2011/11/11/base64-encodedecode-of-utf8-in-browser-with-js.html
 
+           var node = this._build(data.slice(), 0, data.length - 1, 0);
 
-             var Hex = '0123456789abcdef';
+           if (!this.data.children.length) {
+             // save as is if tree is empty
+             this.data = node;
+           } else if (this.data.height === node.height) {
+             // split root if trees have the same height
+             this._splitRoot(this.data, node);
+           } else {
+             if (this.data.height < node.height) {
+               // swap trees if inserted one is bigger
+               var tmpNode = this.data;
+               this.data = node;
+               node = tmpNode;
+             } // insert the small tree into the large tree at appropriate level
 
-             function fromBytes(bytes) {
-               var result = [];
 
-               for (var i = 0; i < bytes.length; i++) {
-                 var v = bytes[i];
-                 result.push(Hex[(v & 0xf0) >> 4] + Hex[v & 0x0f]);
-               }
+             this._insert(node, this.data.height - node.height - 1, true);
+           }
 
-               return result.join('');
-             }
+           return this;
+         },
+         insert: function insert(item) {
+           if (item) this._insert(item, this.data.height - 1);
+           return this;
+         },
+         clear: function clear() {
+           this.data = createNode$1([]);
+           return this;
+         },
+         remove: function remove(item, equalsFn) {
+           if (!item) return this;
+           var node = this.data,
+               bbox = this.toBBox(item),
+               path = [],
+               indexes = [],
+               i,
+               parent,
+               index,
+               goingUp; // depth-first iterative tree traversal
 
-             return {
-               toBytes: toBytes,
-               fromBytes: fromBytes
-             };
-           }(); // Number of rounds by keysize
+           while (node || path.length) {
+             if (!node) {
+               // go up
+               node = path.pop();
+               parent = path[path.length - 1];
+               i = indexes.pop();
+               goingUp = true;
+             }
 
+             if (node.leaf) {
+               // check current node
+               index = findItem$1(item, node.children, equalsFn);
 
-           var numberOfRounds = {
-             16: 10,
-             24: 12,
-             32: 14
-           }; // Round constant words
+               if (index !== -1) {
+                 // item found, remove the item and condense tree upwards
+                 node.children.splice(index, 1);
+                 path.push(node);
 
-           var rcon = [0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, 0xab, 0x4d, 0x9a, 0x2f, 0x5e, 0xbc, 0x63, 0xc6, 0x97, 0x35, 0x6a, 0xd4, 0xb3, 0x7d, 0xfa, 0xef, 0xc5, 0x91]; // S-box and Inverse S-box (S is for Substitution)
+                 this._condense(path);
 
-           var S = [0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75, 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8, 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb, 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a, 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16];
-           var Si = [0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb, 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb, 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e, 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25, 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92, 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda, 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84, 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06, 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b, 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea, 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73, 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e, 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b, 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20, 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4, 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f, 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef, 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61, 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d]; // Transformations for encryption
+                 return this;
+               }
+             }
 
-           var T1 = [0xc66363a5, 0xf87c7c84, 0xee777799, 0xf67b7b8d, 0xfff2f20d, 0xd66b6bbd, 0xde6f6fb1, 0x91c5c554, 0x60303050, 0x02010103, 0xce6767a9, 0x562b2b7d, 0xe7fefe19, 0xb5d7d762, 0x4dababe6, 0xec76769a, 0x8fcaca45, 0x1f82829d, 0x89c9c940, 0xfa7d7d87, 0xeffafa15, 0xb25959eb, 0x8e4747c9, 0xfbf0f00b, 0x41adadec, 0xb3d4d467, 0x5fa2a2fd, 0x45afafea, 0x239c9cbf, 0x53a4a4f7, 0xe4727296, 0x9bc0c05b, 0x75b7b7c2, 0xe1fdfd1c, 0x3d9393ae, 0x4c26266a, 0x6c36365a, 0x7e3f3f41, 0xf5f7f702, 0x83cccc4f, 0x6834345c, 0x51a5a5f4, 0xd1e5e534, 0xf9f1f108, 0xe2717193, 0xabd8d873, 0x62313153, 0x2a15153f, 0x0804040c, 0x95c7c752, 0x46232365, 0x9dc3c35e, 0x30181828, 0x379696a1, 0x0a05050f, 0x2f9a9ab5, 0x0e070709, 0x24121236, 0x1b80809b, 0xdfe2e23d, 0xcdebeb26, 0x4e272769, 0x7fb2b2cd, 0xea75759f, 0x1209091b, 0x1d83839e, 0x582c2c74, 0x341a1a2e, 0x361b1b2d, 0xdc6e6eb2, 0xb45a5aee, 0x5ba0a0fb, 0xa45252f6, 0x763b3b4d, 0xb7d6d661, 0x7db3b3ce, 0x5229297b, 0xdde3e33e, 0x5e2f2f71, 0x13848497, 0xa65353f5, 0xb9d1d168, 0x00000000, 0xc1eded2c, 0x40202060, 0xe3fcfc1f, 0x79b1b1c8, 0xb65b5bed, 0xd46a6abe, 0x8dcbcb46, 0x67bebed9, 0x7239394b, 0x944a4ade, 0x984c4cd4, 0xb05858e8, 0x85cfcf4a, 0xbbd0d06b, 0xc5efef2a, 0x4faaaae5, 0xedfbfb16, 0x864343c5, 0x9a4d4dd7, 0x66333355, 0x11858594, 0x8a4545cf, 0xe9f9f910, 0x04020206, 0xfe7f7f81, 0xa05050f0, 0x783c3c44, 0x259f9fba, 0x4ba8a8e3, 0xa25151f3, 0x5da3a3fe, 0x804040c0, 0x058f8f8a, 0x3f9292ad, 0x219d9dbc, 0x70383848, 0xf1f5f504, 0x63bcbcdf, 0x77b6b6c1, 0xafdada75, 0x42212163, 0x20101030, 0xe5ffff1a, 0xfdf3f30e, 0xbfd2d26d, 0x81cdcd4c, 0x180c0c14, 0x26131335, 0xc3ecec2f, 0xbe5f5fe1, 0x359797a2, 0x884444cc, 0x2e171739, 0x93c4c457, 0x55a7a7f2, 0xfc7e7e82, 0x7a3d3d47, 0xc86464ac, 0xba5d5de7, 0x3219192b, 0xe6737395, 0xc06060a0, 0x19818198, 0x9e4f4fd1, 0xa3dcdc7f, 0x44222266, 0x542a2a7e, 0x3b9090ab, 0x0b888883, 0x8c4646ca, 0xc7eeee29, 0x6bb8b8d3, 0x2814143c, 0xa7dede79, 0xbc5e5ee2, 0x160b0b1d, 0xaddbdb76, 0xdbe0e03b, 0x64323256, 0x743a3a4e, 0x140a0a1e, 0x924949db, 0x0c06060a, 0x4824246c, 0xb85c5ce4, 0x9fc2c25d, 0xbdd3d36e, 0x43acacef, 0xc46262a6, 0x399191a8, 0x319595a4, 0xd3e4e437, 0xf279798b, 0xd5e7e732, 0x8bc8c843, 0x6e373759, 0xda6d6db7, 0x018d8d8c, 0xb1d5d564, 0x9c4e4ed2, 0x49a9a9e0, 0xd86c6cb4, 0xac5656fa, 0xf3f4f407, 0xcfeaea25, 0xca6565af, 0xf47a7a8e, 0x47aeaee9, 0x10080818, 0x6fbabad5, 0xf0787888, 0x4a25256f, 0x5c2e2e72, 0x381c1c24, 0x57a6a6f1, 0x73b4b4c7, 0x97c6c651, 0xcbe8e823, 0xa1dddd7c, 0xe874749c, 0x3e1f1f21, 0x964b4bdd, 0x61bdbddc, 0x0d8b8b86, 0x0f8a8a85, 0xe0707090, 0x7c3e3e42, 0x71b5b5c4, 0xcc6666aa, 0x904848d8, 0x06030305, 0xf7f6f601, 0x1c0e0e12, 0xc26161a3, 0x6a35355f, 0xae5757f9, 0x69b9b9d0, 0x17868691, 0x99c1c158, 0x3a1d1d27, 0x279e9eb9, 0xd9e1e138, 0xebf8f813, 0x2b9898b3, 0x22111133, 0xd26969bb, 0xa9d9d970, 0x078e8e89, 0x339494a7, 0x2d9b9bb6, 0x3c1e1e22, 0x15878792, 0xc9e9e920, 0x87cece49, 0xaa5555ff, 0x50282878, 0xa5dfdf7a, 0x038c8c8f, 0x59a1a1f8, 0x09898980, 0x1a0d0d17, 0x65bfbfda, 0xd7e6e631, 0x844242c6, 0xd06868b8, 0x824141c3, 0x299999b0, 0x5a2d2d77, 0x1e0f0f11, 0x7bb0b0cb, 0xa85454fc, 0x6dbbbbd6, 0x2c16163a];
-           var T2 = [0xa5c66363, 0x84f87c7c, 0x99ee7777, 0x8df67b7b, 0x0dfff2f2, 0xbdd66b6b, 0xb1de6f6f, 0x5491c5c5, 0x50603030, 0x03020101, 0xa9ce6767, 0x7d562b2b, 0x19e7fefe, 0x62b5d7d7, 0xe64dabab, 0x9aec7676, 0x458fcaca, 0x9d1f8282, 0x4089c9c9, 0x87fa7d7d, 0x15effafa, 0xebb25959, 0xc98e4747, 0x0bfbf0f0, 0xec41adad, 0x67b3d4d4, 0xfd5fa2a2, 0xea45afaf, 0xbf239c9c, 0xf753a4a4, 0x96e47272, 0x5b9bc0c0, 0xc275b7b7, 0x1ce1fdfd, 0xae3d9393, 0x6a4c2626, 0x5a6c3636, 0x417e3f3f, 0x02f5f7f7, 0x4f83cccc, 0x5c683434, 0xf451a5a5, 0x34d1e5e5, 0x08f9f1f1, 0x93e27171, 0x73abd8d8, 0x53623131, 0x3f2a1515, 0x0c080404, 0x5295c7c7, 0x65462323, 0x5e9dc3c3, 0x28301818, 0xa1379696, 0x0f0a0505, 0xb52f9a9a, 0x090e0707, 0x36241212, 0x9b1b8080, 0x3ddfe2e2, 0x26cdebeb, 0x694e2727, 0xcd7fb2b2, 0x9fea7575, 0x1b120909, 0x9e1d8383, 0x74582c2c, 0x2e341a1a, 0x2d361b1b, 0xb2dc6e6e, 0xeeb45a5a, 0xfb5ba0a0, 0xf6a45252, 0x4d763b3b, 0x61b7d6d6, 0xce7db3b3, 0x7b522929, 0x3edde3e3, 0x715e2f2f, 0x97138484, 0xf5a65353, 0x68b9d1d1, 0x00000000, 0x2cc1eded, 0x60402020, 0x1fe3fcfc, 0xc879b1b1, 0xedb65b5b, 0xbed46a6a, 0x468dcbcb, 0xd967bebe, 0x4b723939, 0xde944a4a, 0xd4984c4c, 0xe8b05858, 0x4a85cfcf, 0x6bbbd0d0, 0x2ac5efef, 0xe54faaaa, 0x16edfbfb, 0xc5864343, 0xd79a4d4d, 0x55663333, 0x94118585, 0xcf8a4545, 0x10e9f9f9, 0x06040202, 0x81fe7f7f, 0xf0a05050, 0x44783c3c, 0xba259f9f, 0xe34ba8a8, 0xf3a25151, 0xfe5da3a3, 0xc0804040, 0x8a058f8f, 0xad3f9292, 0xbc219d9d, 0x48703838, 0x04f1f5f5, 0xdf63bcbc, 0xc177b6b6, 0x75afdada, 0x63422121, 0x30201010, 0x1ae5ffff, 0x0efdf3f3, 0x6dbfd2d2, 0x4c81cdcd, 0x14180c0c, 0x35261313, 0x2fc3ecec, 0xe1be5f5f, 0xa2359797, 0xcc884444, 0x392e1717, 0x5793c4c4, 0xf255a7a7, 0x82fc7e7e, 0x477a3d3d, 0xacc86464, 0xe7ba5d5d, 0x2b321919, 0x95e67373, 0xa0c06060, 0x98198181, 0xd19e4f4f, 0x7fa3dcdc, 0x66442222, 0x7e542a2a, 0xab3b9090, 0x830b8888, 0xca8c4646, 0x29c7eeee, 0xd36bb8b8, 0x3c281414, 0x79a7dede, 0xe2bc5e5e, 0x1d160b0b, 0x76addbdb, 0x3bdbe0e0, 0x56643232, 0x4e743a3a, 0x1e140a0a, 0xdb924949, 0x0a0c0606, 0x6c482424, 0xe4b85c5c, 0x5d9fc2c2, 0x6ebdd3d3, 0xef43acac, 0xa6c46262, 0xa8399191, 0xa4319595, 0x37d3e4e4, 0x8bf27979, 0x32d5e7e7, 0x438bc8c8, 0x596e3737, 0xb7da6d6d, 0x8c018d8d, 0x64b1d5d5, 0xd29c4e4e, 0xe049a9a9, 0xb4d86c6c, 0xfaac5656, 0x07f3f4f4, 0x25cfeaea, 0xafca6565, 0x8ef47a7a, 0xe947aeae, 0x18100808, 0xd56fbaba, 0x88f07878, 0x6f4a2525, 0x725c2e2e, 0x24381c1c, 0xf157a6a6, 0xc773b4b4, 0x5197c6c6, 0x23cbe8e8, 0x7ca1dddd, 0x9ce87474, 0x213e1f1f, 0xdd964b4b, 0xdc61bdbd, 0x860d8b8b, 0x850f8a8a, 0x90e07070, 0x427c3e3e, 0xc471b5b5, 0xaacc6666, 0xd8904848, 0x05060303, 0x01f7f6f6, 0x121c0e0e, 0xa3c26161, 0x5f6a3535, 0xf9ae5757, 0xd069b9b9, 0x91178686, 0x5899c1c1, 0x273a1d1d, 0xb9279e9e, 0x38d9e1e1, 0x13ebf8f8, 0xb32b9898, 0x33221111, 0xbbd26969, 0x70a9d9d9, 0x89078e8e, 0xa7339494, 0xb62d9b9b, 0x223c1e1e, 0x92158787, 0x20c9e9e9, 0x4987cece, 0xffaa5555, 0x78502828, 0x7aa5dfdf, 0x8f038c8c, 0xf859a1a1, 0x80098989, 0x171a0d0d, 0xda65bfbf, 0x31d7e6e6, 0xc6844242, 0xb8d06868, 0xc3824141, 0xb0299999, 0x775a2d2d, 0x111e0f0f, 0xcb7bb0b0, 0xfca85454, 0xd66dbbbb, 0x3a2c1616];
-           var T3 = [0x63a5c663, 0x7c84f87c, 0x7799ee77, 0x7b8df67b, 0xf20dfff2, 0x6bbdd66b, 0x6fb1de6f, 0xc55491c5, 0x30506030, 0x01030201, 0x67a9ce67, 0x2b7d562b, 0xfe19e7fe, 0xd762b5d7, 0xabe64dab, 0x769aec76, 0xca458fca, 0x829d1f82, 0xc94089c9, 0x7d87fa7d, 0xfa15effa, 0x59ebb259, 0x47c98e47, 0xf00bfbf0, 0xadec41ad, 0xd467b3d4, 0xa2fd5fa2, 0xafea45af, 0x9cbf239c, 0xa4f753a4, 0x7296e472, 0xc05b9bc0, 0xb7c275b7, 0xfd1ce1fd, 0x93ae3d93, 0x266a4c26, 0x365a6c36, 0x3f417e3f, 0xf702f5f7, 0xcc4f83cc, 0x345c6834, 0xa5f451a5, 0xe534d1e5, 0xf108f9f1, 0x7193e271, 0xd873abd8, 0x31536231, 0x153f2a15, 0x040c0804, 0xc75295c7, 0x23654623, 0xc35e9dc3, 0x18283018, 0x96a13796, 0x050f0a05, 0x9ab52f9a, 0x07090e07, 0x12362412, 0x809b1b80, 0xe23ddfe2, 0xeb26cdeb, 0x27694e27, 0xb2cd7fb2, 0x759fea75, 0x091b1209, 0x839e1d83, 0x2c74582c, 0x1a2e341a, 0x1b2d361b, 0x6eb2dc6e, 0x5aeeb45a, 0xa0fb5ba0, 0x52f6a452, 0x3b4d763b, 0xd661b7d6, 0xb3ce7db3, 0x297b5229, 0xe33edde3, 0x2f715e2f, 0x84971384, 0x53f5a653, 0xd168b9d1, 0x00000000, 0xed2cc1ed, 0x20604020, 0xfc1fe3fc, 0xb1c879b1, 0x5bedb65b, 0x6abed46a, 0xcb468dcb, 0xbed967be, 0x394b7239, 0x4ade944a, 0x4cd4984c, 0x58e8b058, 0xcf4a85cf, 0xd06bbbd0, 0xef2ac5ef, 0xaae54faa, 0xfb16edfb, 0x43c58643, 0x4dd79a4d, 0x33556633, 0x85941185, 0x45cf8a45, 0xf910e9f9, 0x02060402, 0x7f81fe7f, 0x50f0a050, 0x3c44783c, 0x9fba259f, 0xa8e34ba8, 0x51f3a251, 0xa3fe5da3, 0x40c08040, 0x8f8a058f, 0x92ad3f92, 0x9dbc219d, 0x38487038, 0xf504f1f5, 0xbcdf63bc, 0xb6c177b6, 0xda75afda, 0x21634221, 0x10302010, 0xff1ae5ff, 0xf30efdf3, 0xd26dbfd2, 0xcd4c81cd, 0x0c14180c, 0x13352613, 0xec2fc3ec, 0x5fe1be5f, 0x97a23597, 0x44cc8844, 0x17392e17, 0xc45793c4, 0xa7f255a7, 0x7e82fc7e, 0x3d477a3d, 0x64acc864, 0x5de7ba5d, 0x192b3219, 0x7395e673, 0x60a0c060, 0x81981981, 0x4fd19e4f, 0xdc7fa3dc, 0x22664422, 0x2a7e542a, 0x90ab3b90, 0x88830b88, 0x46ca8c46, 0xee29c7ee, 0xb8d36bb8, 0x143c2814, 0xde79a7de, 0x5ee2bc5e, 0x0b1d160b, 0xdb76addb, 0xe03bdbe0, 0x32566432, 0x3a4e743a, 0x0a1e140a, 0x49db9249, 0x060a0c06, 0x246c4824, 0x5ce4b85c, 0xc25d9fc2, 0xd36ebdd3, 0xacef43ac, 0x62a6c462, 0x91a83991, 0x95a43195, 0xe437d3e4, 0x798bf279, 0xe732d5e7, 0xc8438bc8, 0x37596e37, 0x6db7da6d, 0x8d8c018d, 0xd564b1d5, 0x4ed29c4e, 0xa9e049a9, 0x6cb4d86c, 0x56faac56, 0xf407f3f4, 0xea25cfea, 0x65afca65, 0x7a8ef47a, 0xaee947ae, 0x08181008, 0xbad56fba, 0x7888f078, 0x256f4a25, 0x2e725c2e, 0x1c24381c, 0xa6f157a6, 0xb4c773b4, 0xc65197c6, 0xe823cbe8, 0xdd7ca1dd, 0x749ce874, 0x1f213e1f, 0x4bdd964b, 0xbddc61bd, 0x8b860d8b, 0x8a850f8a, 0x7090e070, 0x3e427c3e, 0xb5c471b5, 0x66aacc66, 0x48d89048, 0x03050603, 0xf601f7f6, 0x0e121c0e, 0x61a3c261, 0x355f6a35, 0x57f9ae57, 0xb9d069b9, 0x86911786, 0xc15899c1, 0x1d273a1d, 0x9eb9279e, 0xe138d9e1, 0xf813ebf8, 0x98b32b98, 0x11332211, 0x69bbd269, 0xd970a9d9, 0x8e89078e, 0x94a73394, 0x9bb62d9b, 0x1e223c1e, 0x87921587, 0xe920c9e9, 0xce4987ce, 0x55ffaa55, 0x28785028, 0xdf7aa5df, 0x8c8f038c, 0xa1f859a1, 0x89800989, 0x0d171a0d, 0xbfda65bf, 0xe631d7e6, 0x42c68442, 0x68b8d068, 0x41c38241, 0x99b02999, 0x2d775a2d, 0x0f111e0f, 0xb0cb7bb0, 0x54fca854, 0xbbd66dbb, 0x163a2c16];
-           var T4 = [0x6363a5c6, 0x7c7c84f8, 0x777799ee, 0x7b7b8df6, 0xf2f20dff, 0x6b6bbdd6, 0x6f6fb1de, 0xc5c55491, 0x30305060, 0x01010302, 0x6767a9ce, 0x2b2b7d56, 0xfefe19e7, 0xd7d762b5, 0xababe64d, 0x76769aec, 0xcaca458f, 0x82829d1f, 0xc9c94089, 0x7d7d87fa, 0xfafa15ef, 0x5959ebb2, 0x4747c98e, 0xf0f00bfb, 0xadadec41, 0xd4d467b3, 0xa2a2fd5f, 0xafafea45, 0x9c9cbf23, 0xa4a4f753, 0x727296e4, 0xc0c05b9b, 0xb7b7c275, 0xfdfd1ce1, 0x9393ae3d, 0x26266a4c, 0x36365a6c, 0x3f3f417e, 0xf7f702f5, 0xcccc4f83, 0x34345c68, 0xa5a5f451, 0xe5e534d1, 0xf1f108f9, 0x717193e2, 0xd8d873ab, 0x31315362, 0x15153f2a, 0x04040c08, 0xc7c75295, 0x23236546, 0xc3c35e9d, 0x18182830, 0x9696a137, 0x05050f0a, 0x9a9ab52f, 0x0707090e, 0x12123624, 0x80809b1b, 0xe2e23ddf, 0xebeb26cd, 0x2727694e, 0xb2b2cd7f, 0x75759fea, 0x09091b12, 0x83839e1d, 0x2c2c7458, 0x1a1a2e34, 0x1b1b2d36, 0x6e6eb2dc, 0x5a5aeeb4, 0xa0a0fb5b, 0x5252f6a4, 0x3b3b4d76, 0xd6d661b7, 0xb3b3ce7d, 0x29297b52, 0xe3e33edd, 0x2f2f715e, 0x84849713, 0x5353f5a6, 0xd1d168b9, 0x00000000, 0xeded2cc1, 0x20206040, 0xfcfc1fe3, 0xb1b1c879, 0x5b5bedb6, 0x6a6abed4, 0xcbcb468d, 0xbebed967, 0x39394b72, 0x4a4ade94, 0x4c4cd498, 0x5858e8b0, 0xcfcf4a85, 0xd0d06bbb, 0xefef2ac5, 0xaaaae54f, 0xfbfb16ed, 0x4343c586, 0x4d4dd79a, 0x33335566, 0x85859411, 0x4545cf8a, 0xf9f910e9, 0x02020604, 0x7f7f81fe, 0x5050f0a0, 0x3c3c4478, 0x9f9fba25, 0xa8a8e34b, 0x5151f3a2, 0xa3a3fe5d, 0x4040c080, 0x8f8f8a05, 0x9292ad3f, 0x9d9dbc21, 0x38384870, 0xf5f504f1, 0xbcbcdf63, 0xb6b6c177, 0xdada75af, 0x21216342, 0x10103020, 0xffff1ae5, 0xf3f30efd, 0xd2d26dbf, 0xcdcd4c81, 0x0c0c1418, 0x13133526, 0xecec2fc3, 0x5f5fe1be, 0x9797a235, 0x4444cc88, 0x1717392e, 0xc4c45793, 0xa7a7f255, 0x7e7e82fc, 0x3d3d477a, 0x6464acc8, 0x5d5de7ba, 0x19192b32, 0x737395e6, 0x6060a0c0, 0x81819819, 0x4f4fd19e, 0xdcdc7fa3, 0x22226644, 0x2a2a7e54, 0x9090ab3b, 0x8888830b, 0x4646ca8c, 0xeeee29c7, 0xb8b8d36b, 0x14143c28, 0xdede79a7, 0x5e5ee2bc, 0x0b0b1d16, 0xdbdb76ad, 0xe0e03bdb, 0x32325664, 0x3a3a4e74, 0x0a0a1e14, 0x4949db92, 0x06060a0c, 0x24246c48, 0x5c5ce4b8, 0xc2c25d9f, 0xd3d36ebd, 0xacacef43, 0x6262a6c4, 0x9191a839, 0x9595a431, 0xe4e437d3, 0x79798bf2, 0xe7e732d5, 0xc8c8438b, 0x3737596e, 0x6d6db7da, 0x8d8d8c01, 0xd5d564b1, 0x4e4ed29c, 0xa9a9e049, 0x6c6cb4d8, 0x5656faac, 0xf4f407f3, 0xeaea25cf, 0x6565afca, 0x7a7a8ef4, 0xaeaee947, 0x08081810, 0xbabad56f, 0x787888f0, 0x25256f4a, 0x2e2e725c, 0x1c1c2438, 0xa6a6f157, 0xb4b4c773, 0xc6c65197, 0xe8e823cb, 0xdddd7ca1, 0x74749ce8, 0x1f1f213e, 0x4b4bdd96, 0xbdbddc61, 0x8b8b860d, 0x8a8a850f, 0x707090e0, 0x3e3e427c, 0xb5b5c471, 0x6666aacc, 0x4848d890, 0x03030506, 0xf6f601f7, 0x0e0e121c, 0x6161a3c2, 0x35355f6a, 0x5757f9ae, 0xb9b9d069, 0x86869117, 0xc1c15899, 0x1d1d273a, 0x9e9eb927, 0xe1e138d9, 0xf8f813eb, 0x9898b32b, 0x11113322, 0x6969bbd2, 0xd9d970a9, 0x8e8e8907, 0x9494a733, 0x9b9bb62d, 0x1e1e223c, 0x87879215, 0xe9e920c9, 0xcece4987, 0x5555ffaa, 0x28287850, 0xdfdf7aa5, 0x8c8c8f03, 0xa1a1f859, 0x89898009, 0x0d0d171a, 0xbfbfda65, 0xe6e631d7, 0x4242c684, 0x6868b8d0, 0x4141c382, 0x9999b029, 0x2d2d775a, 0x0f0f111e, 0xb0b0cb7b, 0x5454fca8, 0xbbbbd66d, 0x16163a2c]; // Transformations for decryption
+             if (!goingUp && !node.leaf && contains$1(node, bbox)) {
+               // go down
+               path.push(node);
+               indexes.push(i);
+               i = 0;
+               parent = node;
+               node = node.children[0];
+             } else if (parent) {
+               // go right
+               i++;
+               node = parent.children[i];
+               goingUp = false;
+             } else node = null; // nothing found
 
-           var T5 = [0x51f4a750, 0x7e416553, 0x1a17a4c3, 0x3a275e96, 0x3bab6bcb, 0x1f9d45f1, 0xacfa58ab, 0x4be30393, 0x2030fa55, 0xad766df6, 0x88cc7691, 0xf5024c25, 0x4fe5d7fc, 0xc52acbd7, 0x26354480, 0xb562a38f, 0xdeb15a49, 0x25ba1b67, 0x45ea0e98, 0x5dfec0e1, 0xc32f7502, 0x814cf012, 0x8d4697a3, 0x6bd3f9c6, 0x038f5fe7, 0x15929c95, 0xbf6d7aeb, 0x955259da, 0xd4be832d, 0x587421d3, 0x49e06929, 0x8ec9c844, 0x75c2896a, 0xf48e7978, 0x99583e6b, 0x27b971dd, 0xbee14fb6, 0xf088ad17, 0xc920ac66, 0x7dce3ab4, 0x63df4a18, 0xe51a3182, 0x97513360, 0x62537f45, 0xb16477e0, 0xbb6bae84, 0xfe81a01c, 0xf9082b94, 0x70486858, 0x8f45fd19, 0x94de6c87, 0x527bf8b7, 0xab73d323, 0x724b02e2, 0xe31f8f57, 0x6655ab2a, 0xb2eb2807, 0x2fb5c203, 0x86c57b9a, 0xd33708a5, 0x302887f2, 0x23bfa5b2, 0x02036aba, 0xed16825c, 0x8acf1c2b, 0xa779b492, 0xf307f2f0, 0x4e69e2a1, 0x65daf4cd, 0x0605bed5, 0xd134621f, 0xc4a6fe8a, 0x342e539d, 0xa2f355a0, 0x058ae132, 0xa4f6eb75, 0x0b83ec39, 0x4060efaa, 0x5e719f06, 0xbd6e1051, 0x3e218af9, 0x96dd063d, 0xdd3e05ae, 0x4de6bd46, 0x91548db5, 0x71c45d05, 0x0406d46f, 0x605015ff, 0x1998fb24, 0xd6bde997, 0x894043cc, 0x67d99e77, 0xb0e842bd, 0x07898b88, 0xe7195b38, 0x79c8eedb, 0xa17c0a47, 0x7c420fe9, 0xf8841ec9, 0x00000000, 0x09808683, 0x322bed48, 0x1e1170ac, 0x6c5a724e, 0xfd0efffb, 0x0f853856, 0x3daed51e, 0x362d3927, 0x0a0fd964, 0x685ca621, 0x9b5b54d1, 0x24362e3a, 0x0c0a67b1, 0x9357e70f, 0xb4ee96d2, 0x1b9b919e, 0x80c0c54f, 0x61dc20a2, 0x5a774b69, 0x1c121a16, 0xe293ba0a, 0xc0a02ae5, 0x3c22e043, 0x121b171d, 0x0e090d0b, 0xf28bc7ad, 0x2db6a8b9, 0x141ea9c8, 0x57f11985, 0xaf75074c, 0xee99ddbb, 0xa37f60fd, 0xf701269f, 0x5c72f5bc, 0x44663bc5, 0x5bfb7e34, 0x8b432976, 0xcb23c6dc, 0xb6edfc68, 0xb8e4f163, 0xd731dcca, 0x42638510, 0x13972240, 0x84c61120, 0x854a247d, 0xd2bb3df8, 0xaef93211, 0xc729a16d, 0x1d9e2f4b, 0xdcb230f3, 0x0d8652ec, 0x77c1e3d0, 0x2bb3166c, 0xa970b999, 0x119448fa, 0x47e96422, 0xa8fc8cc4, 0xa0f03f1a, 0x567d2cd8, 0x223390ef, 0x87494ec7, 0xd938d1c1, 0x8ccaa2fe, 0x98d40b36, 0xa6f581cf, 0xa57ade28, 0xdab78e26, 0x3fadbfa4, 0x2c3a9de4, 0x5078920d, 0x6a5fcc9b, 0x547e4662, 0xf68d13c2, 0x90d8b8e8, 0x2e39f75e, 0x82c3aff5, 0x9f5d80be, 0x69d0937c, 0x6fd52da9, 0xcf2512b3, 0xc8ac993b, 0x10187da7, 0xe89c636e, 0xdb3bbb7b, 0xcd267809, 0x6e5918f4, 0xec9ab701, 0x834f9aa8, 0xe6956e65, 0xaaffe67e, 0x21bccf08, 0xef15e8e6, 0xbae79bd9, 0x4a6f36ce, 0xea9f09d4, 0x29b07cd6, 0x31a4b2af, 0x2a3f2331, 0xc6a59430, 0x35a266c0, 0x744ebc37, 0xfc82caa6, 0xe090d0b0, 0x33a7d815, 0xf104984a, 0x41ecdaf7, 0x7fcd500e, 0x1791f62f, 0x764dd68d, 0x43efb04d, 0xccaa4d54, 0xe49604df, 0x9ed1b5e3, 0x4c6a881b, 0xc12c1fb8, 0x4665517f, 0x9d5eea04, 0x018c355d, 0xfa877473, 0xfb0b412e, 0xb3671d5a, 0x92dbd252, 0xe9105633, 0x6dd64713, 0x9ad7618c, 0x37a10c7a, 0x59f8148e, 0xeb133c89, 0xcea927ee, 0xb761c935, 0xe11ce5ed, 0x7a47b13c, 0x9cd2df59, 0x55f2733f, 0x1814ce79, 0x73c737bf, 0x53f7cdea, 0x5ffdaa5b, 0xdf3d6f14, 0x7844db86, 0xcaaff381, 0xb968c43e, 0x3824342c, 0xc2a3405f, 0x161dc372, 0xbce2250c, 0x283c498b, 0xff0d9541, 0x39a80171, 0x080cb3de, 0xd8b4e49c, 0x6456c190, 0x7bcb8461, 0xd532b670, 0x486c5c74, 0xd0b85742];
-           var T6 = [0x5051f4a7, 0x537e4165, 0xc31a17a4, 0x963a275e, 0xcb3bab6b, 0xf11f9d45, 0xabacfa58, 0x934be303, 0x552030fa, 0xf6ad766d, 0x9188cc76, 0x25f5024c, 0xfc4fe5d7, 0xd7c52acb, 0x80263544, 0x8fb562a3, 0x49deb15a, 0x6725ba1b, 0x9845ea0e, 0xe15dfec0, 0x02c32f75, 0x12814cf0, 0xa38d4697, 0xc66bd3f9, 0xe7038f5f, 0x9515929c, 0xebbf6d7a, 0xda955259, 0x2dd4be83, 0xd3587421, 0x2949e069, 0x448ec9c8, 0x6a75c289, 0x78f48e79, 0x6b99583e, 0xdd27b971, 0xb6bee14f, 0x17f088ad, 0x66c920ac, 0xb47dce3a, 0x1863df4a, 0x82e51a31, 0x60975133, 0x4562537f, 0xe0b16477, 0x84bb6bae, 0x1cfe81a0, 0x94f9082b, 0x58704868, 0x198f45fd, 0x8794de6c, 0xb7527bf8, 0x23ab73d3, 0xe2724b02, 0x57e31f8f, 0x2a6655ab, 0x07b2eb28, 0x032fb5c2, 0x9a86c57b, 0xa5d33708, 0xf2302887, 0xb223bfa5, 0xba02036a, 0x5ced1682, 0x2b8acf1c, 0x92a779b4, 0xf0f307f2, 0xa14e69e2, 0xcd65daf4, 0xd50605be, 0x1fd13462, 0x8ac4a6fe, 0x9d342e53, 0xa0a2f355, 0x32058ae1, 0x75a4f6eb, 0x390b83ec, 0xaa4060ef, 0x065e719f, 0x51bd6e10, 0xf93e218a, 0x3d96dd06, 0xaedd3e05, 0x464de6bd, 0xb591548d, 0x0571c45d, 0x6f0406d4, 0xff605015, 0x241998fb, 0x97d6bde9, 0xcc894043, 0x7767d99e, 0xbdb0e842, 0x8807898b, 0x38e7195b, 0xdb79c8ee, 0x47a17c0a, 0xe97c420f, 0xc9f8841e, 0x00000000, 0x83098086, 0x48322bed, 0xac1e1170, 0x4e6c5a72, 0xfbfd0eff, 0x560f8538, 0x1e3daed5, 0x27362d39, 0x640a0fd9, 0x21685ca6, 0xd19b5b54, 0x3a24362e, 0xb10c0a67, 0x0f9357e7, 0xd2b4ee96, 0x9e1b9b91, 0x4f80c0c5, 0xa261dc20, 0x695a774b, 0x161c121a, 0x0ae293ba, 0xe5c0a02a, 0x433c22e0, 0x1d121b17, 0x0b0e090d, 0xadf28bc7, 0xb92db6a8, 0xc8141ea9, 0x8557f119, 0x4caf7507, 0xbbee99dd, 0xfda37f60, 0x9ff70126, 0xbc5c72f5, 0xc544663b, 0x345bfb7e, 0x768b4329, 0xdccb23c6, 0x68b6edfc, 0x63b8e4f1, 0xcad731dc, 0x10426385, 0x40139722, 0x2084c611, 0x7d854a24, 0xf8d2bb3d, 0x11aef932, 0x6dc729a1, 0x4b1d9e2f, 0xf3dcb230, 0xec0d8652, 0xd077c1e3, 0x6c2bb316, 0x99a970b9, 0xfa119448, 0x2247e964, 0xc4a8fc8c, 0x1aa0f03f, 0xd8567d2c, 0xef223390, 0xc787494e, 0xc1d938d1, 0xfe8ccaa2, 0x3698d40b, 0xcfa6f581, 0x28a57ade, 0x26dab78e, 0xa43fadbf, 0xe42c3a9d, 0x0d507892, 0x9b6a5fcc, 0x62547e46, 0xc2f68d13, 0xe890d8b8, 0x5e2e39f7, 0xf582c3af, 0xbe9f5d80, 0x7c69d093, 0xa96fd52d, 0xb3cf2512, 0x3bc8ac99, 0xa710187d, 0x6ee89c63, 0x7bdb3bbb, 0x09cd2678, 0xf46e5918, 0x01ec9ab7, 0xa8834f9a, 0x65e6956e, 0x7eaaffe6, 0x0821bccf, 0xe6ef15e8, 0xd9bae79b, 0xce4a6f36, 0xd4ea9f09, 0xd629b07c, 0xaf31a4b2, 0x312a3f23, 0x30c6a594, 0xc035a266, 0x37744ebc, 0xa6fc82ca, 0xb0e090d0, 0x1533a7d8, 0x4af10498, 0xf741ecda, 0x0e7fcd50, 0x2f1791f6, 0x8d764dd6, 0x4d43efb0, 0x54ccaa4d, 0xdfe49604, 0xe39ed1b5, 0x1b4c6a88, 0xb8c12c1f, 0x7f466551, 0x049d5eea, 0x5d018c35, 0x73fa8774, 0x2efb0b41, 0x5ab3671d, 0x5292dbd2, 0x33e91056, 0x136dd647, 0x8c9ad761, 0x7a37a10c, 0x8e59f814, 0x89eb133c, 0xeecea927, 0x35b761c9, 0xede11ce5, 0x3c7a47b1, 0x599cd2df, 0x3f55f273, 0x791814ce, 0xbf73c737, 0xea53f7cd, 0x5b5ffdaa, 0x14df3d6f, 0x867844db, 0x81caaff3, 0x3eb968c4, 0x2c382434, 0x5fc2a340, 0x72161dc3, 0x0cbce225, 0x8b283c49, 0x41ff0d95, 0x7139a801, 0xde080cb3, 0x9cd8b4e4, 0x906456c1, 0x617bcb84, 0x70d532b6, 0x74486c5c, 0x42d0b857];
-           var T7 = [0xa75051f4, 0x65537e41, 0xa4c31a17, 0x5e963a27, 0x6bcb3bab, 0x45f11f9d, 0x58abacfa, 0x03934be3, 0xfa552030, 0x6df6ad76, 0x769188cc, 0x4c25f502, 0xd7fc4fe5, 0xcbd7c52a, 0x44802635, 0xa38fb562, 0x5a49deb1, 0x1b6725ba, 0x0e9845ea, 0xc0e15dfe, 0x7502c32f, 0xf012814c, 0x97a38d46, 0xf9c66bd3, 0x5fe7038f, 0x9c951592, 0x7aebbf6d, 0x59da9552, 0x832dd4be, 0x21d35874, 0x692949e0, 0xc8448ec9, 0x896a75c2, 0x7978f48e, 0x3e6b9958, 0x71dd27b9, 0x4fb6bee1, 0xad17f088, 0xac66c920, 0x3ab47dce, 0x4a1863df, 0x3182e51a, 0x33609751, 0x7f456253, 0x77e0b164, 0xae84bb6b, 0xa01cfe81, 0x2b94f908, 0x68587048, 0xfd198f45, 0x6c8794de, 0xf8b7527b, 0xd323ab73, 0x02e2724b, 0x8f57e31f, 0xab2a6655, 0x2807b2eb, 0xc2032fb5, 0x7b9a86c5, 0x08a5d337, 0x87f23028, 0xa5b223bf, 0x6aba0203, 0x825ced16, 0x1c2b8acf, 0xb492a779, 0xf2f0f307, 0xe2a14e69, 0xf4cd65da, 0xbed50605, 0x621fd134, 0xfe8ac4a6, 0x539d342e, 0x55a0a2f3, 0xe132058a, 0xeb75a4f6, 0xec390b83, 0xefaa4060, 0x9f065e71, 0x1051bd6e, 0x8af93e21, 0x063d96dd, 0x05aedd3e, 0xbd464de6, 0x8db59154, 0x5d0571c4, 0xd46f0406, 0x15ff6050, 0xfb241998, 0xe997d6bd, 0x43cc8940, 0x9e7767d9, 0x42bdb0e8, 0x8b880789, 0x5b38e719, 0xeedb79c8, 0x0a47a17c, 0x0fe97c42, 0x1ec9f884, 0x00000000, 0x86830980, 0xed48322b, 0x70ac1e11, 0x724e6c5a, 0xfffbfd0e, 0x38560f85, 0xd51e3dae, 0x3927362d, 0xd9640a0f, 0xa621685c, 0x54d19b5b, 0x2e3a2436, 0x67b10c0a, 0xe70f9357, 0x96d2b4ee, 0x919e1b9b, 0xc54f80c0, 0x20a261dc, 0x4b695a77, 0x1a161c12, 0xba0ae293, 0x2ae5c0a0, 0xe0433c22, 0x171d121b, 0x0d0b0e09, 0xc7adf28b, 0xa8b92db6, 0xa9c8141e, 0x198557f1, 0x074caf75, 0xddbbee99, 0x60fda37f, 0x269ff701, 0xf5bc5c72, 0x3bc54466, 0x7e345bfb, 0x29768b43, 0xc6dccb23, 0xfc68b6ed, 0xf163b8e4, 0xdccad731, 0x85104263, 0x22401397, 0x112084c6, 0x247d854a, 0x3df8d2bb, 0x3211aef9, 0xa16dc729, 0x2f4b1d9e, 0x30f3dcb2, 0x52ec0d86, 0xe3d077c1, 0x166c2bb3, 0xb999a970, 0x48fa1194, 0x642247e9, 0x8cc4a8fc, 0x3f1aa0f0, 0x2cd8567d, 0x90ef2233, 0x4ec78749, 0xd1c1d938, 0xa2fe8cca, 0x0b3698d4, 0x81cfa6f5, 0xde28a57a, 0x8e26dab7, 0xbfa43fad, 0x9de42c3a, 0x920d5078, 0xcc9b6a5f, 0x4662547e, 0x13c2f68d, 0xb8e890d8, 0xf75e2e39, 0xaff582c3, 0x80be9f5d, 0x937c69d0, 0x2da96fd5, 0x12b3cf25, 0x993bc8ac, 0x7da71018, 0x636ee89c, 0xbb7bdb3b, 0x7809cd26, 0x18f46e59, 0xb701ec9a, 0x9aa8834f, 0x6e65e695, 0xe67eaaff, 0xcf0821bc, 0xe8e6ef15, 0x9bd9bae7, 0x36ce4a6f, 0x09d4ea9f, 0x7cd629b0, 0xb2af31a4, 0x23312a3f, 0x9430c6a5, 0x66c035a2, 0xbc37744e, 0xcaa6fc82, 0xd0b0e090, 0xd81533a7, 0x984af104, 0xdaf741ec, 0x500e7fcd, 0xf62f1791, 0xd68d764d, 0xb04d43ef, 0x4d54ccaa, 0x04dfe496, 0xb5e39ed1, 0x881b4c6a, 0x1fb8c12c, 0x517f4665, 0xea049d5e, 0x355d018c, 0x7473fa87, 0x412efb0b, 0x1d5ab367, 0xd25292db, 0x5633e910, 0x47136dd6, 0x618c9ad7, 0x0c7a37a1, 0x148e59f8, 0x3c89eb13, 0x27eecea9, 0xc935b761, 0xe5ede11c, 0xb13c7a47, 0xdf599cd2, 0x733f55f2, 0xce791814, 0x37bf73c7, 0xcdea53f7, 0xaa5b5ffd, 0x6f14df3d, 0xdb867844, 0xf381caaf, 0xc43eb968, 0x342c3824, 0x405fc2a3, 0xc372161d, 0x250cbce2, 0x498b283c, 0x9541ff0d, 0x017139a8, 0xb3de080c, 0xe49cd8b4, 0xc1906456, 0x84617bcb, 0xb670d532, 0x5c74486c, 0x5742d0b8];
-           var T8 = [0xf4a75051, 0x4165537e, 0x17a4c31a, 0x275e963a, 0xab6bcb3b, 0x9d45f11f, 0xfa58abac, 0xe303934b, 0x30fa5520, 0x766df6ad, 0xcc769188, 0x024c25f5, 0xe5d7fc4f, 0x2acbd7c5, 0x35448026, 0x62a38fb5, 0xb15a49de, 0xba1b6725, 0xea0e9845, 0xfec0e15d, 0x2f7502c3, 0x4cf01281, 0x4697a38d, 0xd3f9c66b, 0x8f5fe703, 0x929c9515, 0x6d7aebbf, 0x5259da95, 0xbe832dd4, 0x7421d358, 0xe0692949, 0xc9c8448e, 0xc2896a75, 0x8e7978f4, 0x583e6b99, 0xb971dd27, 0xe14fb6be, 0x88ad17f0, 0x20ac66c9, 0xce3ab47d, 0xdf4a1863, 0x1a3182e5, 0x51336097, 0x537f4562, 0x6477e0b1, 0x6bae84bb, 0x81a01cfe, 0x082b94f9, 0x48685870, 0x45fd198f, 0xde6c8794, 0x7bf8b752, 0x73d323ab, 0x4b02e272, 0x1f8f57e3, 0x55ab2a66, 0xeb2807b2, 0xb5c2032f, 0xc57b9a86, 0x3708a5d3, 0x2887f230, 0xbfa5b223, 0x036aba02, 0x16825ced, 0xcf1c2b8a, 0x79b492a7, 0x07f2f0f3, 0x69e2a14e, 0xdaf4cd65, 0x05bed506, 0x34621fd1, 0xa6fe8ac4, 0x2e539d34, 0xf355a0a2, 0x8ae13205, 0xf6eb75a4, 0x83ec390b, 0x60efaa40, 0x719f065e, 0x6e1051bd, 0x218af93e, 0xdd063d96, 0x3e05aedd, 0xe6bd464d, 0x548db591, 0xc45d0571, 0x06d46f04, 0x5015ff60, 0x98fb2419, 0xbde997d6, 0x4043cc89, 0xd99e7767, 0xe842bdb0, 0x898b8807, 0x195b38e7, 0xc8eedb79, 0x7c0a47a1, 0x420fe97c, 0x841ec9f8, 0x00000000, 0x80868309, 0x2bed4832, 0x1170ac1e, 0x5a724e6c, 0x0efffbfd, 0x8538560f, 0xaed51e3d, 0x2d392736, 0x0fd9640a, 0x5ca62168, 0x5b54d19b, 0x362e3a24, 0x0a67b10c, 0x57e70f93, 0xee96d2b4, 0x9b919e1b, 0xc0c54f80, 0xdc20a261, 0x774b695a, 0x121a161c, 0x93ba0ae2, 0xa02ae5c0, 0x22e0433c, 0x1b171d12, 0x090d0b0e, 0x8bc7adf2, 0xb6a8b92d, 0x1ea9c814, 0xf1198557, 0x75074caf, 0x99ddbbee, 0x7f60fda3, 0x01269ff7, 0x72f5bc5c, 0x663bc544, 0xfb7e345b, 0x4329768b, 0x23c6dccb, 0xedfc68b6, 0xe4f163b8, 0x31dccad7, 0x63851042, 0x97224013, 0xc6112084, 0x4a247d85, 0xbb3df8d2, 0xf93211ae, 0x29a16dc7, 0x9e2f4b1d, 0xb230f3dc, 0x8652ec0d, 0xc1e3d077, 0xb3166c2b, 0x70b999a9, 0x9448fa11, 0xe9642247, 0xfc8cc4a8, 0xf03f1aa0, 0x7d2cd856, 0x3390ef22, 0x494ec787, 0x38d1c1d9, 0xcaa2fe8c, 0xd40b3698, 0xf581cfa6, 0x7ade28a5, 0xb78e26da, 0xadbfa43f, 0x3a9de42c, 0x78920d50, 0x5fcc9b6a, 0x7e466254, 0x8d13c2f6, 0xd8b8e890, 0x39f75e2e, 0xc3aff582, 0x5d80be9f, 0xd0937c69, 0xd52da96f, 0x2512b3cf, 0xac993bc8, 0x187da710, 0x9c636ee8, 0x3bbb7bdb, 0x267809cd, 0x5918f46e, 0x9ab701ec, 0x4f9aa883, 0x956e65e6, 0xffe67eaa, 0xbccf0821, 0x15e8e6ef, 0xe79bd9ba, 0x6f36ce4a, 0x9f09d4ea, 0xb07cd629, 0xa4b2af31, 0x3f23312a, 0xa59430c6, 0xa266c035, 0x4ebc3774, 0x82caa6fc, 0x90d0b0e0, 0xa7d81533, 0x04984af1, 0xecdaf741, 0xcd500e7f, 0x91f62f17, 0x4dd68d76, 0xefb04d43, 0xaa4d54cc, 0x9604dfe4, 0xd1b5e39e, 0x6a881b4c, 0x2c1fb8c1, 0x65517f46, 0x5eea049d, 0x8c355d01, 0x877473fa, 0x0b412efb, 0x671d5ab3, 0xdbd25292, 0x105633e9, 0xd647136d, 0xd7618c9a, 0xa10c7a37, 0xf8148e59, 0x133c89eb, 0xa927eece, 0x61c935b7, 0x1ce5ede1, 0x47b13c7a, 0xd2df599c, 0xf2733f55, 0x14ce7918, 0xc737bf73, 0xf7cdea53, 0xfdaa5b5f, 0x3d6f14df, 0x44db8678, 0xaff381ca, 0x68c43eb9, 0x24342c38, 0xa3405fc2, 0x1dc37216, 0xe2250cbc, 0x3c498b28, 0x0d9541ff, 0xa8017139, 0x0cb3de08, 0xb4e49cd8, 0x56c19064, 0xcb84617b, 0x32b670d5, 0x6c5c7448, 0xb85742d0]; // Transformations for decryption key expansion
+           }
 
-           var U1 = [0x00000000, 0x0e090d0b, 0x1c121a16, 0x121b171d, 0x3824342c, 0x362d3927, 0x24362e3a, 0x2a3f2331, 0x70486858, 0x7e416553, 0x6c5a724e, 0x62537f45, 0x486c5c74, 0x4665517f, 0x547e4662, 0x5a774b69, 0xe090d0b0, 0xee99ddbb, 0xfc82caa6, 0xf28bc7ad, 0xd8b4e49c, 0xd6bde997, 0xc4a6fe8a, 0xcaaff381, 0x90d8b8e8, 0x9ed1b5e3, 0x8ccaa2fe, 0x82c3aff5, 0xa8fc8cc4, 0xa6f581cf, 0xb4ee96d2, 0xbae79bd9, 0xdb3bbb7b, 0xd532b670, 0xc729a16d, 0xc920ac66, 0xe31f8f57, 0xed16825c, 0xff0d9541, 0xf104984a, 0xab73d323, 0xa57ade28, 0xb761c935, 0xb968c43e, 0x9357e70f, 0x9d5eea04, 0x8f45fd19, 0x814cf012, 0x3bab6bcb, 0x35a266c0, 0x27b971dd, 0x29b07cd6, 0x038f5fe7, 0x0d8652ec, 0x1f9d45f1, 0x119448fa, 0x4be30393, 0x45ea0e98, 0x57f11985, 0x59f8148e, 0x73c737bf, 0x7dce3ab4, 0x6fd52da9, 0x61dc20a2, 0xad766df6, 0xa37f60fd, 0xb16477e0, 0xbf6d7aeb, 0x955259da, 0x9b5b54d1, 0x894043cc, 0x87494ec7, 0xdd3e05ae, 0xd33708a5, 0xc12c1fb8, 0xcf2512b3, 0xe51a3182, 0xeb133c89, 0xf9082b94, 0xf701269f, 0x4de6bd46, 0x43efb04d, 0x51f4a750, 0x5ffdaa5b, 0x75c2896a, 0x7bcb8461, 0x69d0937c, 0x67d99e77, 0x3daed51e, 0x33a7d815, 0x21bccf08, 0x2fb5c203, 0x058ae132, 0x0b83ec39, 0x1998fb24, 0x1791f62f, 0x764dd68d, 0x7844db86, 0x6a5fcc9b, 0x6456c190, 0x4e69e2a1, 0x4060efaa, 0x527bf8b7, 0x5c72f5bc, 0x0605bed5, 0x080cb3de, 0x1a17a4c3, 0x141ea9c8, 0x3e218af9, 0x302887f2, 0x223390ef, 0x2c3a9de4, 0x96dd063d, 0x98d40b36, 0x8acf1c2b, 0x84c61120, 0xaef93211, 0xa0f03f1a, 0xb2eb2807, 0xbce2250c, 0xe6956e65, 0xe89c636e, 0xfa877473, 0xf48e7978, 0xdeb15a49, 0xd0b85742, 0xc2a3405f, 0xccaa4d54, 0x41ecdaf7, 0x4fe5d7fc, 0x5dfec0e1, 0x53f7cdea, 0x79c8eedb, 0x77c1e3d0, 0x65daf4cd, 0x6bd3f9c6, 0x31a4b2af, 0x3fadbfa4, 0x2db6a8b9, 0x23bfa5b2, 0x09808683, 0x07898b88, 0x15929c95, 0x1b9b919e, 0xa17c0a47, 0xaf75074c, 0xbd6e1051, 0xb3671d5a, 0x99583e6b, 0x97513360, 0x854a247d, 0x8b432976, 0xd134621f, 0xdf3d6f14, 0xcd267809, 0xc32f7502, 0xe9105633, 0xe7195b38, 0xf5024c25, 0xfb0b412e, 0x9ad7618c, 0x94de6c87, 0x86c57b9a, 0x88cc7691, 0xa2f355a0, 0xacfa58ab, 0xbee14fb6, 0xb0e842bd, 0xea9f09d4, 0xe49604df, 0xf68d13c2, 0xf8841ec9, 0xd2bb3df8, 0xdcb230f3, 0xcea927ee, 0xc0a02ae5, 0x7a47b13c, 0x744ebc37, 0x6655ab2a, 0x685ca621, 0x42638510, 0x4c6a881b, 0x5e719f06, 0x5078920d, 0x0a0fd964, 0x0406d46f, 0x161dc372, 0x1814ce79, 0x322bed48, 0x3c22e043, 0x2e39f75e, 0x2030fa55, 0xec9ab701, 0xe293ba0a, 0xf088ad17, 0xfe81a01c, 0xd4be832d, 0xdab78e26, 0xc8ac993b, 0xc6a59430, 0x9cd2df59, 0x92dbd252, 0x80c0c54f, 0x8ec9c844, 0xa4f6eb75, 0xaaffe67e, 0xb8e4f163, 0xb6edfc68, 0x0c0a67b1, 0x02036aba, 0x10187da7, 0x1e1170ac, 0x342e539d, 0x3a275e96, 0x283c498b, 0x26354480, 0x7c420fe9, 0x724b02e2, 0x605015ff, 0x6e5918f4, 0x44663bc5, 0x4a6f36ce, 0x587421d3, 0x567d2cd8, 0x37a10c7a, 0x39a80171, 0x2bb3166c, 0x25ba1b67, 0x0f853856, 0x018c355d, 0x13972240, 0x1d9e2f4b, 0x47e96422, 0x49e06929, 0x5bfb7e34, 0x55f2733f, 0x7fcd500e, 0x71c45d05, 0x63df4a18, 0x6dd64713, 0xd731dcca, 0xd938d1c1, 0xcb23c6dc, 0xc52acbd7, 0xef15e8e6, 0xe11ce5ed, 0xf307f2f0, 0xfd0efffb, 0xa779b492, 0xa970b999, 0xbb6bae84, 0xb562a38f, 0x9f5d80be, 0x91548db5, 0x834f9aa8, 0x8d4697a3];
-           var U2 = [0x00000000, 0x0b0e090d, 0x161c121a, 0x1d121b17, 0x2c382434, 0x27362d39, 0x3a24362e, 0x312a3f23, 0x58704868, 0x537e4165, 0x4e6c5a72, 0x4562537f, 0x74486c5c, 0x7f466551, 0x62547e46, 0x695a774b, 0xb0e090d0, 0xbbee99dd, 0xa6fc82ca, 0xadf28bc7, 0x9cd8b4e4, 0x97d6bde9, 0x8ac4a6fe, 0x81caaff3, 0xe890d8b8, 0xe39ed1b5, 0xfe8ccaa2, 0xf582c3af, 0xc4a8fc8c, 0xcfa6f581, 0xd2b4ee96, 0xd9bae79b, 0x7bdb3bbb, 0x70d532b6, 0x6dc729a1, 0x66c920ac, 0x57e31f8f, 0x5ced1682, 0x41ff0d95, 0x4af10498, 0x23ab73d3, 0x28a57ade, 0x35b761c9, 0x3eb968c4, 0x0f9357e7, 0x049d5eea, 0x198f45fd, 0x12814cf0, 0xcb3bab6b, 0xc035a266, 0xdd27b971, 0xd629b07c, 0xe7038f5f, 0xec0d8652, 0xf11f9d45, 0xfa119448, 0x934be303, 0x9845ea0e, 0x8557f119, 0x8e59f814, 0xbf73c737, 0xb47dce3a, 0xa96fd52d, 0xa261dc20, 0xf6ad766d, 0xfda37f60, 0xe0b16477, 0xebbf6d7a, 0xda955259, 0xd19b5b54, 0xcc894043, 0xc787494e, 0xaedd3e05, 0xa5d33708, 0xb8c12c1f, 0xb3cf2512, 0x82e51a31, 0x89eb133c, 0x94f9082b, 0x9ff70126, 0x464de6bd, 0x4d43efb0, 0x5051f4a7, 0x5b5ffdaa, 0x6a75c289, 0x617bcb84, 0x7c69d093, 0x7767d99e, 0x1e3daed5, 0x1533a7d8, 0x0821bccf, 0x032fb5c2, 0x32058ae1, 0x390b83ec, 0x241998fb, 0x2f1791f6, 0x8d764dd6, 0x867844db, 0x9b6a5fcc, 0x906456c1, 0xa14e69e2, 0xaa4060ef, 0xb7527bf8, 0xbc5c72f5, 0xd50605be, 0xde080cb3, 0xc31a17a4, 0xc8141ea9, 0xf93e218a, 0xf2302887, 0xef223390, 0xe42c3a9d, 0x3d96dd06, 0x3698d40b, 0x2b8acf1c, 0x2084c611, 0x11aef932, 0x1aa0f03f, 0x07b2eb28, 0x0cbce225, 0x65e6956e, 0x6ee89c63, 0x73fa8774, 0x78f48e79, 0x49deb15a, 0x42d0b857, 0x5fc2a340, 0x54ccaa4d, 0xf741ecda, 0xfc4fe5d7, 0xe15dfec0, 0xea53f7cd, 0xdb79c8ee, 0xd077c1e3, 0xcd65daf4, 0xc66bd3f9, 0xaf31a4b2, 0xa43fadbf, 0xb92db6a8, 0xb223bfa5, 0x83098086, 0x8807898b, 0x9515929c, 0x9e1b9b91, 0x47a17c0a, 0x4caf7507, 0x51bd6e10, 0x5ab3671d, 0x6b99583e, 0x60975133, 0x7d854a24, 0x768b4329, 0x1fd13462, 0x14df3d6f, 0x09cd2678, 0x02c32f75, 0x33e91056, 0x38e7195b, 0x25f5024c, 0x2efb0b41, 0x8c9ad761, 0x8794de6c, 0x9a86c57b, 0x9188cc76, 0xa0a2f355, 0xabacfa58, 0xb6bee14f, 0xbdb0e842, 0xd4ea9f09, 0xdfe49604, 0xc2f68d13, 0xc9f8841e, 0xf8d2bb3d, 0xf3dcb230, 0xeecea927, 0xe5c0a02a, 0x3c7a47b1, 0x37744ebc, 0x2a6655ab, 0x21685ca6, 0x10426385, 0x1b4c6a88, 0x065e719f, 0x0d507892, 0x640a0fd9, 0x6f0406d4, 0x72161dc3, 0x791814ce, 0x48322bed, 0x433c22e0, 0x5e2e39f7, 0x552030fa, 0x01ec9ab7, 0x0ae293ba, 0x17f088ad, 0x1cfe81a0, 0x2dd4be83, 0x26dab78e, 0x3bc8ac99, 0x30c6a594, 0x599cd2df, 0x5292dbd2, 0x4f80c0c5, 0x448ec9c8, 0x75a4f6eb, 0x7eaaffe6, 0x63b8e4f1, 0x68b6edfc, 0xb10c0a67, 0xba02036a, 0xa710187d, 0xac1e1170, 0x9d342e53, 0x963a275e, 0x8b283c49, 0x80263544, 0xe97c420f, 0xe2724b02, 0xff605015, 0xf46e5918, 0xc544663b, 0xce4a6f36, 0xd3587421, 0xd8567d2c, 0x7a37a10c, 0x7139a801, 0x6c2bb316, 0x6725ba1b, 0x560f8538, 0x5d018c35, 0x40139722, 0x4b1d9e2f, 0x2247e964, 0x2949e069, 0x345bfb7e, 0x3f55f273, 0x0e7fcd50, 0x0571c45d, 0x1863df4a, 0x136dd647, 0xcad731dc, 0xc1d938d1, 0xdccb23c6, 0xd7c52acb, 0xe6ef15e8, 0xede11ce5, 0xf0f307f2, 0xfbfd0eff, 0x92a779b4, 0x99a970b9, 0x84bb6bae, 0x8fb562a3, 0xbe9f5d80, 0xb591548d, 0xa8834f9a, 0xa38d4697];
-           var U3 = [0x00000000, 0x0d0b0e09, 0x1a161c12, 0x171d121b, 0x342c3824, 0x3927362d, 0x2e3a2436, 0x23312a3f, 0x68587048, 0x65537e41, 0x724e6c5a, 0x7f456253, 0x5c74486c, 0x517f4665, 0x4662547e, 0x4b695a77, 0xd0b0e090, 0xddbbee99, 0xcaa6fc82, 0xc7adf28b, 0xe49cd8b4, 0xe997d6bd, 0xfe8ac4a6, 0xf381caaf, 0xb8e890d8, 0xb5e39ed1, 0xa2fe8cca, 0xaff582c3, 0x8cc4a8fc, 0x81cfa6f5, 0x96d2b4ee, 0x9bd9bae7, 0xbb7bdb3b, 0xb670d532, 0xa16dc729, 0xac66c920, 0x8f57e31f, 0x825ced16, 0x9541ff0d, 0x984af104, 0xd323ab73, 0xde28a57a, 0xc935b761, 0xc43eb968, 0xe70f9357, 0xea049d5e, 0xfd198f45, 0xf012814c, 0x6bcb3bab, 0x66c035a2, 0x71dd27b9, 0x7cd629b0, 0x5fe7038f, 0x52ec0d86, 0x45f11f9d, 0x48fa1194, 0x03934be3, 0x0e9845ea, 0x198557f1, 0x148e59f8, 0x37bf73c7, 0x3ab47dce, 0x2da96fd5, 0x20a261dc, 0x6df6ad76, 0x60fda37f, 0x77e0b164, 0x7aebbf6d, 0x59da9552, 0x54d19b5b, 0x43cc8940, 0x4ec78749, 0x05aedd3e, 0x08a5d337, 0x1fb8c12c, 0x12b3cf25, 0x3182e51a, 0x3c89eb13, 0x2b94f908, 0x269ff701, 0xbd464de6, 0xb04d43ef, 0xa75051f4, 0xaa5b5ffd, 0x896a75c2, 0x84617bcb, 0x937c69d0, 0x9e7767d9, 0xd51e3dae, 0xd81533a7, 0xcf0821bc, 0xc2032fb5, 0xe132058a, 0xec390b83, 0xfb241998, 0xf62f1791, 0xd68d764d, 0xdb867844, 0xcc9b6a5f, 0xc1906456, 0xe2a14e69, 0xefaa4060, 0xf8b7527b, 0xf5bc5c72, 0xbed50605, 0xb3de080c, 0xa4c31a17, 0xa9c8141e, 0x8af93e21, 0x87f23028, 0x90ef2233, 0x9de42c3a, 0x063d96dd, 0x0b3698d4, 0x1c2b8acf, 0x112084c6, 0x3211aef9, 0x3f1aa0f0, 0x2807b2eb, 0x250cbce2, 0x6e65e695, 0x636ee89c, 0x7473fa87, 0x7978f48e, 0x5a49deb1, 0x5742d0b8, 0x405fc2a3, 0x4d54ccaa, 0xdaf741ec, 0xd7fc4fe5, 0xc0e15dfe, 0xcdea53f7, 0xeedb79c8, 0xe3d077c1, 0xf4cd65da, 0xf9c66bd3, 0xb2af31a4, 0xbfa43fad, 0xa8b92db6, 0xa5b223bf, 0x86830980, 0x8b880789, 0x9c951592, 0x919e1b9b, 0x0a47a17c, 0x074caf75, 0x1051bd6e, 0x1d5ab367, 0x3e6b9958, 0x33609751, 0x247d854a, 0x29768b43, 0x621fd134, 0x6f14df3d, 0x7809cd26, 0x7502c32f, 0x5633e910, 0x5b38e719, 0x4c25f502, 0x412efb0b, 0x618c9ad7, 0x6c8794de, 0x7b9a86c5, 0x769188cc, 0x55a0a2f3, 0x58abacfa, 0x4fb6bee1, 0x42bdb0e8, 0x09d4ea9f, 0x04dfe496, 0x13c2f68d, 0x1ec9f884, 0x3df8d2bb, 0x30f3dcb2, 0x27eecea9, 0x2ae5c0a0, 0xb13c7a47, 0xbc37744e, 0xab2a6655, 0xa621685c, 0x85104263, 0x881b4c6a, 0x9f065e71, 0x920d5078, 0xd9640a0f, 0xd46f0406, 0xc372161d, 0xce791814, 0xed48322b, 0xe0433c22, 0xf75e2e39, 0xfa552030, 0xb701ec9a, 0xba0ae293, 0xad17f088, 0xa01cfe81, 0x832dd4be, 0x8e26dab7, 0x993bc8ac, 0x9430c6a5, 0xdf599cd2, 0xd25292db, 0xc54f80c0, 0xc8448ec9, 0xeb75a4f6, 0xe67eaaff, 0xf163b8e4, 0xfc68b6ed, 0x67b10c0a, 0x6aba0203, 0x7da71018, 0x70ac1e11, 0x539d342e, 0x5e963a27, 0x498b283c, 0x44802635, 0x0fe97c42, 0x02e2724b, 0x15ff6050, 0x18f46e59, 0x3bc54466, 0x36ce4a6f, 0x21d35874, 0x2cd8567d, 0x0c7a37a1, 0x017139a8, 0x166c2bb3, 0x1b6725ba, 0x38560f85, 0x355d018c, 0x22401397, 0x2f4b1d9e, 0x642247e9, 0x692949e0, 0x7e345bfb, 0x733f55f2, 0x500e7fcd, 0x5d0571c4, 0x4a1863df, 0x47136dd6, 0xdccad731, 0xd1c1d938, 0xc6dccb23, 0xcbd7c52a, 0xe8e6ef15, 0xe5ede11c, 0xf2f0f307, 0xfffbfd0e, 0xb492a779, 0xb999a970, 0xae84bb6b, 0xa38fb562, 0x80be9f5d, 0x8db59154, 0x9aa8834f, 0x97a38d46];
-           var U4 = [0x00000000, 0x090d0b0e, 0x121a161c, 0x1b171d12, 0x24342c38, 0x2d392736, 0x362e3a24, 0x3f23312a, 0x48685870, 0x4165537e, 0x5a724e6c, 0x537f4562, 0x6c5c7448, 0x65517f46, 0x7e466254, 0x774b695a, 0x90d0b0e0, 0x99ddbbee, 0x82caa6fc, 0x8bc7adf2, 0xb4e49cd8, 0xbde997d6, 0xa6fe8ac4, 0xaff381ca, 0xd8b8e890, 0xd1b5e39e, 0xcaa2fe8c, 0xc3aff582, 0xfc8cc4a8, 0xf581cfa6, 0xee96d2b4, 0xe79bd9ba, 0x3bbb7bdb, 0x32b670d5, 0x29a16dc7, 0x20ac66c9, 0x1f8f57e3, 0x16825ced, 0x0d9541ff, 0x04984af1, 0x73d323ab, 0x7ade28a5, 0x61c935b7, 0x68c43eb9, 0x57e70f93, 0x5eea049d, 0x45fd198f, 0x4cf01281, 0xab6bcb3b, 0xa266c035, 0xb971dd27, 0xb07cd629, 0x8f5fe703, 0x8652ec0d, 0x9d45f11f, 0x9448fa11, 0xe303934b, 0xea0e9845, 0xf1198557, 0xf8148e59, 0xc737bf73, 0xce3ab47d, 0xd52da96f, 0xdc20a261, 0x766df6ad, 0x7f60fda3, 0x6477e0b1, 0x6d7aebbf, 0x5259da95, 0x5b54d19b, 0x4043cc89, 0x494ec787, 0x3e05aedd, 0x3708a5d3, 0x2c1fb8c1, 0x2512b3cf, 0x1a3182e5, 0x133c89eb, 0x082b94f9, 0x01269ff7, 0xe6bd464d, 0xefb04d43, 0xf4a75051, 0xfdaa5b5f, 0xc2896a75, 0xcb84617b, 0xd0937c69, 0xd99e7767, 0xaed51e3d, 0xa7d81533, 0xbccf0821, 0xb5c2032f, 0x8ae13205, 0x83ec390b, 0x98fb2419, 0x91f62f17, 0x4dd68d76, 0x44db8678, 0x5fcc9b6a, 0x56c19064, 0x69e2a14e, 0x60efaa40, 0x7bf8b752, 0x72f5bc5c, 0x05bed506, 0x0cb3de08, 0x17a4c31a, 0x1ea9c814, 0x218af93e, 0x2887f230, 0x3390ef22, 0x3a9de42c, 0xdd063d96, 0xd40b3698, 0xcf1c2b8a, 0xc6112084, 0xf93211ae, 0xf03f1aa0, 0xeb2807b2, 0xe2250cbc, 0x956e65e6, 0x9c636ee8, 0x877473fa, 0x8e7978f4, 0xb15a49de, 0xb85742d0, 0xa3405fc2, 0xaa4d54cc, 0xecdaf741, 0xe5d7fc4f, 0xfec0e15d, 0xf7cdea53, 0xc8eedb79, 0xc1e3d077, 0xdaf4cd65, 0xd3f9c66b, 0xa4b2af31, 0xadbfa43f, 0xb6a8b92d, 0xbfa5b223, 0x80868309, 0x898b8807, 0x929c9515, 0x9b919e1b, 0x7c0a47a1, 0x75074caf, 0x6e1051bd, 0x671d5ab3, 0x583e6b99, 0x51336097, 0x4a247d85, 0x4329768b, 0x34621fd1, 0x3d6f14df, 0x267809cd, 0x2f7502c3, 0x105633e9, 0x195b38e7, 0x024c25f5, 0x0b412efb, 0xd7618c9a, 0xde6c8794, 0xc57b9a86, 0xcc769188, 0xf355a0a2, 0xfa58abac, 0xe14fb6be, 0xe842bdb0, 0x9f09d4ea, 0x9604dfe4, 0x8d13c2f6, 0x841ec9f8, 0xbb3df8d2, 0xb230f3dc, 0xa927eece, 0xa02ae5c0, 0x47b13c7a, 0x4ebc3774, 0x55ab2a66, 0x5ca62168, 0x63851042, 0x6a881b4c, 0x719f065e, 0x78920d50, 0x0fd9640a, 0x06d46f04, 0x1dc37216, 0x14ce7918, 0x2bed4832, 0x22e0433c, 0x39f75e2e, 0x30fa5520, 0x9ab701ec, 0x93ba0ae2, 0x88ad17f0, 0x81a01cfe, 0xbe832dd4, 0xb78e26da, 0xac993bc8, 0xa59430c6, 0xd2df599c, 0xdbd25292, 0xc0c54f80, 0xc9c8448e, 0xf6eb75a4, 0xffe67eaa, 0xe4f163b8, 0xedfc68b6, 0x0a67b10c, 0x036aba02, 0x187da710, 0x1170ac1e, 0x2e539d34, 0x275e963a, 0x3c498b28, 0x35448026, 0x420fe97c, 0x4b02e272, 0x5015ff60, 0x5918f46e, 0x663bc544, 0x6f36ce4a, 0x7421d358, 0x7d2cd856, 0xa10c7a37, 0xa8017139, 0xb3166c2b, 0xba1b6725, 0x8538560f, 0x8c355d01, 0x97224013, 0x9e2f4b1d, 0xe9642247, 0xe0692949, 0xfb7e345b, 0xf2733f55, 0xcd500e7f, 0xc45d0571, 0xdf4a1863, 0xd647136d, 0x31dccad7, 0x38d1c1d9, 0x23c6dccb, 0x2acbd7c5, 0x15e8e6ef, 0x1ce5ede1, 0x07f2f0f3, 0x0efffbfd, 0x79b492a7, 0x70b999a9, 0x6bae84bb, 0x62a38fb5, 0x5d80be9f, 0x548db591, 0x4f9aa883, 0x4697a38d];
+           return this;
+         },
+         toBBox: function toBBox(item) {
+           return item;
+         },
+         compareMinX: compareNodeMinX$1,
+         compareMinY: compareNodeMinY$1,
+         toJSON: function toJSON() {
+           return this.data;
+         },
+         fromJSON: function fromJSON(data) {
+           this.data = data;
+           return this;
+         },
+         _all: function _all(node, result) {
+           var nodesToSearch = [];
 
-           function convertToInt32(bytes) {
-             var result = [];
+           while (node) {
+             if (node.leaf) result.push.apply(result, node.children);else nodesToSearch.push.apply(nodesToSearch, node.children);
+             node = nodesToSearch.pop();
+           }
 
-             for (var i = 0; i < bytes.length; i += 4) {
-               result.push(bytes[i] << 24 | bytes[i + 1] << 16 | bytes[i + 2] << 8 | bytes[i + 3]);
-             }
+           return result;
+         },
+         _build: function _build(items, left, right, height) {
+           var N = right - left + 1,
+               M = this._maxEntries,
+               node;
 
-             return result;
+           if (N <= M) {
+             // reached leaf level; return leaf
+             node = createNode$1(items.slice(left, right + 1));
+             calcBBox$1(node, this.toBBox);
+             return node;
            }
 
-           var AES = function AES(key) {
-             if (!(this instanceof AES)) {
-               throw Error('AES must be instanitated with `new`');
-             }
-
-             Object.defineProperty(this, 'key', {
-               value: coerceArray(key, true)
-             });
+           if (!height) {
+             // target height of the bulk-loaded tree
+             height = Math.ceil(Math.log(N) / Math.log(M)); // target number of root entries to maximize storage utilization
 
-             this._prepare();
-           };
+             M = Math.ceil(N / Math.pow(M, height - 1));
+           }
 
-           AES.prototype._prepare = function () {
-             var rounds = numberOfRounds[this.key.length];
+           node = createNode$1([]);
+           node.leaf = false;
+           node.height = height; // split the items into M mostly square tiles
 
-             if (rounds == null) {
-               throw new Error('invalid key size (must be 16, 24 or 32 bytes)');
-             } // encryption round keys
+           var N2 = Math.ceil(N / M),
+               N1 = N2 * Math.ceil(Math.sqrt(M)),
+               i,
+               j,
+               right2,
+               right3;
+           multiSelect$1(items, left, right, N1, this.compareMinX);
 
+           for (i = left; i <= right; i += N1) {
+             right2 = Math.min(i + N1 - 1, right);
+             multiSelect$1(items, i, right2, N2, this.compareMinY);
 
-             this._Ke = []; // decryption round keys
+             for (j = i; j <= right2; j += N2) {
+               right3 = Math.min(j + N2 - 1, right2); // pack each entry recursively
 
-             this._Kd = [];
+               node.children.push(this._build(items, j, right3, height - 1));
+             }
+           }
 
-             for (var i = 0; i <= rounds; i++) {
-               this._Ke.push([0, 0, 0, 0]);
+           calcBBox$1(node, this.toBBox);
+           return node;
+         },
+         _chooseSubtree: function _chooseSubtree(bbox, node, level, path) {
+           var i, len, child, targetNode, area, enlargement, minArea, minEnlargement;
 
-               this._Kd.push([0, 0, 0, 0]);
-             }
+           while (true) {
+             path.push(node);
+             if (node.leaf || path.length - 1 === level) break;
+             minArea = minEnlargement = Infinity;
 
-             var roundKeyCount = (rounds + 1) * 4;
-             var KC = this.key.length / 4; // convert the key into ints
+             for (i = 0, len = node.children.length; i < len; i++) {
+               child = node.children[i];
+               area = bboxArea$1(child);
+               enlargement = enlargedArea$1(bbox, child) - area; // choose entry with the least area enlargement
 
-             var tk = convertToInt32(this.key); // copy values into round key arrays
+               if (enlargement < minEnlargement) {
+                 minEnlargement = enlargement;
+                 minArea = area < minArea ? area : minArea;
+                 targetNode = child;
+               } else if (enlargement === minEnlargement) {
+                 // otherwise choose one with the smallest area
+                 if (area < minArea) {
+                   minArea = area;
+                   targetNode = child;
+                 }
+               }
+             }
 
-             var index;
+             node = targetNode || node.children[0];
+           }
 
-             for (var i = 0; i < KC; i++) {
-               index = i >> 2;
-               this._Ke[index][i % 4] = tk[i];
-               this._Kd[rounds - index][i % 4] = tk[i];
-             } // key expansion (fips-197 section 5.2)
+           return node;
+         },
+         _insert: function _insert(item, level, isNode) {
+           var toBBox = this.toBBox,
+               bbox = isNode ? item : toBBox(item),
+               insertPath = []; // find the best node for accommodating the item, saving all nodes along the path too
 
+           var node = this._chooseSubtree(bbox, this.data, level, insertPath); // put the item into the node
 
-             var rconpointer = 0;
-             var t = KC,
-                 tt;
 
-             while (t < roundKeyCount) {
-               tt = tk[KC - 1];
-               tk[0] ^= S[tt >> 16 & 0xFF] << 24 ^ S[tt >> 8 & 0xFF] << 16 ^ S[tt & 0xFF] << 8 ^ S[tt >> 24 & 0xFF] ^ rcon[rconpointer] << 24;
-               rconpointer += 1; // key expansion (for non-256 bit)
+           node.children.push(item);
+           extend$2(node, bbox); // split on node overflow; propagate upwards if necessary
 
-               if (KC != 8) {
-                 for (var i = 1; i < KC; i++) {
-                   tk[i] ^= tk[i - 1];
-                 } // key expansion for 256-bit keys is "slightly different" (fips-197)
+           while (level >= 0) {
+             if (insertPath[level].children.length > this._maxEntries) {
+               this._split(insertPath, level);
 
-               } else {
-                 for (var i = 1; i < KC / 2; i++) {
-                   tk[i] ^= tk[i - 1];
-                 }
+               level--;
+             } else break;
+           } // adjust bboxes along the insertion path
 
-                 tt = tk[KC / 2 - 1];
-                 tk[KC / 2] ^= S[tt & 0xFF] ^ S[tt >> 8 & 0xFF] << 8 ^ S[tt >> 16 & 0xFF] << 16 ^ S[tt >> 24 & 0xFF] << 24;
 
-                 for (var i = KC / 2 + 1; i < KC; i++) {
-                   tk[i] ^= tk[i - 1];
-                 }
-               } // copy values into round key arrays
+           this._adjustParentBBoxes(bbox, insertPath, level);
+         },
+         // split overflowed node into two
+         _split: function _split(insertPath, level) {
+           var node = insertPath[level],
+               M = node.children.length,
+               m = this._minEntries;
 
+           this._chooseSplitAxis(node, m, M);
 
-               var i = 0,
-                   r,
-                   c;
+           var splitIndex = this._chooseSplitIndex(node, m, M);
 
-               while (i < KC && t < roundKeyCount) {
-                 r = t >> 2;
-                 c = t % 4;
-                 this._Ke[r][c] = tk[i];
-                 this._Kd[rounds - r][c] = tk[i++];
-                 t++;
-               }
-             } // inverse-cipher-ify the decryption round key (fips-197 section 5.3)
+           var newNode = createNode$1(node.children.splice(splitIndex, node.children.length - splitIndex));
+           newNode.height = node.height;
+           newNode.leaf = node.leaf;
+           calcBBox$1(node, this.toBBox);
+           calcBBox$1(newNode, this.toBBox);
+           if (level) insertPath[level - 1].children.push(newNode);else this._splitRoot(node, newNode);
+         },
+         _splitRoot: function _splitRoot(node, newNode) {
+           // split root node
+           this.data = createNode$1([node, newNode]);
+           this.data.height = node.height + 1;
+           this.data.leaf = false;
+           calcBBox$1(this.data, this.toBBox);
+         },
+         _chooseSplitIndex: function _chooseSplitIndex(node, m, M) {
+           var i, bbox1, bbox2, overlap, area, minOverlap, minArea, index;
+           minOverlap = minArea = Infinity;
 
+           for (i = m; i <= M - m; i++) {
+             bbox1 = distBBox$1(node, 0, i, this.toBBox);
+             bbox2 = distBBox$1(node, i, M, this.toBBox);
+             overlap = intersectionArea$1(bbox1, bbox2);
+             area = bboxArea$1(bbox1) + bboxArea$1(bbox2); // choose distribution with minimum overlap
 
-             for (var r = 1; r < rounds; r++) {
-               for (var c = 0; c < 4; c++) {
-                 tt = this._Kd[r][c];
-                 this._Kd[r][c] = U1[tt >> 24 & 0xFF] ^ U2[tt >> 16 & 0xFF] ^ U3[tt >> 8 & 0xFF] ^ U4[tt & 0xFF];
+             if (overlap < minOverlap) {
+               minOverlap = overlap;
+               index = i;
+               minArea = area < minArea ? area : minArea;
+             } else if (overlap === minOverlap) {
+               // otherwise choose distribution with minimum area
+               if (area < minArea) {
+                 minArea = area;
+                 index = i;
                }
              }
-           };
-
-           AES.prototype.encrypt = function (plaintext) {
-             if (plaintext.length != 16) {
-               throw new Error('invalid plaintext size (must be 16 bytes)');
-             }
+           }
 
-             var rounds = this._Ke.length - 1;
-             var a = [0, 0, 0, 0]; // convert plaintext to (ints ^ key)
+           return index;
+         },
+         // sorts node children by the best axis for split
+         _chooseSplitAxis: function _chooseSplitAxis(node, m, M) {
+           var compareMinX = node.leaf ? this.compareMinX : compareNodeMinX$1,
+               compareMinY = node.leaf ? this.compareMinY : compareNodeMinY$1,
+               xMargin = this._allDistMargin(node, m, M, compareMinX),
+               yMargin = this._allDistMargin(node, m, M, compareMinY); // if total distributions margin value is minimal for x, sort by minX,
+           // otherwise it's already sorted by minY
 
-             var t = convertToInt32(plaintext);
 
-             for (var i = 0; i < 4; i++) {
-               t[i] ^= this._Ke[0][i];
-             } // apply round transforms
+           if (xMargin < yMargin) node.children.sort(compareMinX);
+         },
+         // total margin of all possible split distributions where each node is at least m full
+         _allDistMargin: function _allDistMargin(node, m, M, compare) {
+           node.children.sort(compare);
+           var toBBox = this.toBBox,
+               leftBBox = distBBox$1(node, 0, m, toBBox),
+               rightBBox = distBBox$1(node, M - m, M, toBBox),
+               margin = bboxMargin$1(leftBBox) + bboxMargin$1(rightBBox),
+               i,
+               child;
 
+           for (i = m; i < M - m; i++) {
+             child = node.children[i];
+             extend$2(leftBBox, node.leaf ? toBBox(child) : child);
+             margin += bboxMargin$1(leftBBox);
+           }
 
-             for (var r = 1; r < rounds; r++) {
-               for (var i = 0; i < 4; i++) {
-                 a[i] = T1[t[i] >> 24 & 0xff] ^ T2[t[(i + 1) % 4] >> 16 & 0xff] ^ T3[t[(i + 2) % 4] >> 8 & 0xff] ^ T4[t[(i + 3) % 4] & 0xff] ^ this._Ke[r][i];
-               }
+           for (i = M - m - 1; i >= m; i--) {
+             child = node.children[i];
+             extend$2(rightBBox, node.leaf ? toBBox(child) : child);
+             margin += bboxMargin$1(rightBBox);
+           }
 
-               t = a.slice();
-             } // the last round is special
+           return margin;
+         },
+         _adjustParentBBoxes: function _adjustParentBBoxes(bbox, path, level) {
+           // adjust bboxes along the given tree path
+           for (var i = level; i >= 0; i--) {
+             extend$2(path[i], bbox);
+           }
+         },
+         _condense: function _condense(path) {
+           // go through the path, removing empty nodes and updating bboxes
+           for (var i = path.length - 1, siblings; i >= 0; i--) {
+             if (path[i].children.length === 0) {
+               if (i > 0) {
+                 siblings = path[i - 1].children;
+                 siblings.splice(siblings.indexOf(path[i]), 1);
+               } else this.clear();
+             } else calcBBox$1(path[i], this.toBBox);
+           }
+         },
+         _initFormat: function _initFormat(format) {
+           // data format (minX, minY, maxX, maxY accessors)
+           // uses eval-type function compilation instead of just accepting a toBBox function
+           // because the algorithms are very sensitive to sorting functions performance,
+           // so they should be dead simple and without inner calls
+           var compareArr = ['return a', ' - b', ';'];
+           this.compareMinX = new Function('a', 'b', compareArr.join(format[0]));
+           this.compareMinY = new Function('a', 'b', compareArr.join(format[1]));
+           this.toBBox = new Function('a', 'return {minX: a' + format[0] + ', minY: a' + format[1] + ', maxX: a' + format[2] + ', maxY: a' + format[3] + '};');
+         }
+       };
 
+       function findItem$1(item, items, equalsFn) {
+         if (!equalsFn) return items.indexOf(item);
 
-             var result = createArray(16),
-                 tt;
+         for (var i = 0; i < items.length; i++) {
+           if (equalsFn(item, items[i])) return i;
+         }
 
-             for (var i = 0; i < 4; i++) {
-               tt = this._Ke[rounds][i];
-               result[4 * i] = (S[t[i] >> 24 & 0xff] ^ tt >> 24) & 0xff;
-               result[4 * i + 1] = (S[t[(i + 1) % 4] >> 16 & 0xff] ^ tt >> 16) & 0xff;
-               result[4 * i + 2] = (S[t[(i + 2) % 4] >> 8 & 0xff] ^ tt >> 8) & 0xff;
-               result[4 * i + 3] = (S[t[(i + 3) % 4] & 0xff] ^ tt) & 0xff;
-             }
+         return -1;
+       } // calculate node's bbox from bboxes of its children
 
-             return result;
-           };
 
-           AES.prototype.decrypt = function (ciphertext) {
-             if (ciphertext.length != 16) {
-               throw new Error('invalid ciphertext size (must be 16 bytes)');
-             }
+       function calcBBox$1(node, toBBox) {
+         distBBox$1(node, 0, node.children.length, toBBox, node);
+       } // min bounding rectangle of node children from k to p-1
 
-             var rounds = this._Kd.length - 1;
-             var a = [0, 0, 0, 0]; // convert plaintext to (ints ^ key)
 
-             var t = convertToInt32(ciphertext);
+       function distBBox$1(node, k, p, toBBox, destNode) {
+         if (!destNode) destNode = createNode$1(null);
+         destNode.minX = Infinity;
+         destNode.minY = Infinity;
+         destNode.maxX = -Infinity;
+         destNode.maxY = -Infinity;
 
-             for (var i = 0; i < 4; i++) {
-               t[i] ^= this._Kd[0][i];
-             } // apply round transforms
+         for (var i = k, child; i < p; i++) {
+           child = node.children[i];
+           extend$2(destNode, node.leaf ? toBBox(child) : child);
+         }
 
+         return destNode;
+       }
 
-             for (var r = 1; r < rounds; r++) {
-               for (var i = 0; i < 4; i++) {
-                 a[i] = T5[t[i] >> 24 & 0xff] ^ T6[t[(i + 3) % 4] >> 16 & 0xff] ^ T7[t[(i + 2) % 4] >> 8 & 0xff] ^ T8[t[(i + 1) % 4] & 0xff] ^ this._Kd[r][i];
-               }
+       function extend$2(a, b) {
+         a.minX = Math.min(a.minX, b.minX);
+         a.minY = Math.min(a.minY, b.minY);
+         a.maxX = Math.max(a.maxX, b.maxX);
+         a.maxY = Math.max(a.maxY, b.maxY);
+         return a;
+       }
 
-               t = a.slice();
-             } // the last round is special
+       function compareNodeMinX$1(a, b) {
+         return a.minX - b.minX;
+       }
 
+       function compareNodeMinY$1(a, b) {
+         return a.minY - b.minY;
+       }
 
-             var result = createArray(16),
-                 tt;
+       function bboxArea$1(a) {
+         return (a.maxX - a.minX) * (a.maxY - a.minY);
+       }
 
-             for (var i = 0; i < 4; i++) {
-               tt = this._Kd[rounds][i];
-               result[4 * i] = (Si[t[i] >> 24 & 0xff] ^ tt >> 24) & 0xff;
-               result[4 * i + 1] = (Si[t[(i + 3) % 4] >> 16 & 0xff] ^ tt >> 16) & 0xff;
-               result[4 * i + 2] = (Si[t[(i + 2) % 4] >> 8 & 0xff] ^ tt >> 8) & 0xff;
-               result[4 * i + 3] = (Si[t[(i + 1) % 4] & 0xff] ^ tt) & 0xff;
-             }
+       function bboxMargin$1(a) {
+         return a.maxX - a.minX + (a.maxY - a.minY);
+       }
 
-             return result;
-           };
-           /**
-            *  Mode Of Operation - Electonic Codebook (ECB)
-            */
+       function enlargedArea$1(a, b) {
+         return (Math.max(b.maxX, a.maxX) - Math.min(b.minX, a.minX)) * (Math.max(b.maxY, a.maxY) - Math.min(b.minY, a.minY));
+       }
 
+       function intersectionArea$1(a, b) {
+         var minX = Math.max(a.minX, b.minX),
+             minY = Math.max(a.minY, b.minY),
+             maxX = Math.min(a.maxX, b.maxX),
+             maxY = Math.min(a.maxY, b.maxY);
+         return Math.max(0, maxX - minX) * Math.max(0, maxY - minY);
+       }
 
-           var ModeOfOperationECB = function ModeOfOperationECB(key) {
-             if (!(this instanceof ModeOfOperationECB)) {
-               throw Error('AES must be instanitated with `new`');
-             }
+       function contains$1(a, b) {
+         return a.minX <= b.minX && a.minY <= b.minY && b.maxX <= a.maxX && b.maxY <= a.maxY;
+       }
 
-             this.description = "Electronic Code Block";
-             this.name = "ecb";
-             this._aes = new AES(key);
-           };
+       function intersects$1(a, b) {
+         return b.minX <= a.maxX && b.minY <= a.maxY && b.maxX >= a.minX && b.maxY >= a.minY;
+       }
 
-           ModeOfOperationECB.prototype.encrypt = function (plaintext) {
-             plaintext = coerceArray(plaintext);
+       function createNode$1(children) {
+         return {
+           children: children,
+           height: 1,
+           leaf: true,
+           minX: Infinity,
+           minY: Infinity,
+           maxX: -Infinity,
+           maxY: -Infinity
+         };
+       } // sort an array so that items come in groups of n unsorted items, with groups sorted between each other;
+       // combines selection algorithm with binary divide & conquer approach
 
-             if (plaintext.length % 16 !== 0) {
-               throw new Error('invalid plaintext size (must be multiple of 16 bytes)');
-             }
 
-             var ciphertext = createArray(plaintext.length);
-             var block = createArray(16);
+       function multiSelect$1(arr, left, right, n, compare) {
+         var stack = [left, right],
+             mid;
 
-             for (var i = 0; i < plaintext.length; i += 16) {
-               copyArray(plaintext, block, 0, i, i + 16);
-               block = this._aes.encrypt(block);
-               copyArray(block, ciphertext, i);
-             }
-
-             return ciphertext;
-           };
-
-           ModeOfOperationECB.prototype.decrypt = function (ciphertext) {
-             ciphertext = coerceArray(ciphertext);
-
-             if (ciphertext.length % 16 !== 0) {
-               throw new Error('invalid ciphertext size (must be multiple of 16 bytes)');
-             }
-
-             var plaintext = createArray(ciphertext.length);
-             var block = createArray(16);
-
-             for (var i = 0; i < ciphertext.length; i += 16) {
-               copyArray(ciphertext, block, 0, i, i + 16);
-               block = this._aes.decrypt(block);
-               copyArray(block, plaintext, i);
-             }
-
-             return plaintext;
-           };
-           /**
-            *  Mode Of Operation - Cipher Block Chaining (CBC)
-            */
-
-
-           var ModeOfOperationCBC = function ModeOfOperationCBC(key, iv) {
-             if (!(this instanceof ModeOfOperationCBC)) {
-               throw Error('AES must be instanitated with `new`');
-             }
-
-             this.description = "Cipher Block Chaining";
-             this.name = "cbc";
-
-             if (!iv) {
-               iv = createArray(16);
-             } else if (iv.length != 16) {
-               throw new Error('invalid initialation vector size (must be 16 bytes)');
-             }
-
-             this._lastCipherblock = coerceArray(iv, true);
-             this._aes = new AES(key);
-           };
-
-           ModeOfOperationCBC.prototype.encrypt = function (plaintext) {
-             plaintext = coerceArray(plaintext);
-
-             if (plaintext.length % 16 !== 0) {
-               throw new Error('invalid plaintext size (must be multiple of 16 bytes)');
-             }
-
-             var ciphertext = createArray(plaintext.length);
-             var block = createArray(16);
-
-             for (var i = 0; i < plaintext.length; i += 16) {
-               copyArray(plaintext, block, 0, i, i + 16);
-
-               for (var j = 0; j < 16; j++) {
-                 block[j] ^= this._lastCipherblock[j];
-               }
-
-               this._lastCipherblock = this._aes.encrypt(block);
-               copyArray(this._lastCipherblock, ciphertext, i);
-             }
+         while (stack.length) {
+           right = stack.pop();
+           left = stack.pop();
+           if (right - left <= n) continue;
+           mid = left + Math.ceil((right - left) / n / 2) * n;
+           quickselect$1(arr, mid, left, right, compare);
+           stack.push(left, mid, mid, right);
+         }
+       }
 
-             return ciphertext;
-           };
+       var lineclip_1 = lineclip$2;
+       lineclip$2.polyline = lineclip$2;
+       lineclip$2.polygon = polygonclip$1; // Cohen-Sutherland line clippign algorithm, adapted to efficiently
+       // handle polylines rather than just segments
 
-           ModeOfOperationCBC.prototype.decrypt = function (ciphertext) {
-             ciphertext = coerceArray(ciphertext);
+       function lineclip$2(points, bbox, result) {
+         var len = points.length,
+             codeA = bitCode$1(points[0], bbox),
+             part = [],
+             i,
+             a,
+             b,
+             codeB,
+             lastCode;
+         if (!result) result = [];
 
-             if (ciphertext.length % 16 !== 0) {
-               throw new Error('invalid ciphertext size (must be multiple of 16 bytes)');
-             }
+         for (i = 1; i < len; i++) {
+           a = points[i - 1];
+           b = points[i];
+           codeB = lastCode = bitCode$1(b, bbox);
 
-             var plaintext = createArray(ciphertext.length);
-             var block = createArray(16);
+           while (true) {
+             if (!(codeA | codeB)) {
+               // accept
+               part.push(a);
 
-             for (var i = 0; i < ciphertext.length; i += 16) {
-               copyArray(ciphertext, block, 0, i, i + 16);
-               block = this._aes.decrypt(block);
+               if (codeB !== lastCode) {
+                 // segment went outside
+                 part.push(b);
 
-               for (var j = 0; j < 16; j++) {
-                 plaintext[i + j] = block[j] ^ this._lastCipherblock[j];
+                 if (i < len - 1) {
+                   // start a new line
+                   result.push(part);
+                   part = [];
+                 }
+               } else if (i === len - 1) {
+                 part.push(b);
                }
 
-               copyArray(ciphertext, this._lastCipherblock, 0, i, i + 16);
-             }
-
-             return plaintext;
-           };
-           /**
-            *  Mode Of Operation - Cipher Feedback (CFB)
-            */
-
-
-           var ModeOfOperationCFB = function ModeOfOperationCFB(key, iv, segmentSize) {
-             if (!(this instanceof ModeOfOperationCFB)) {
-               throw Error('AES must be instanitated with `new`');
-             }
-
-             this.description = "Cipher Feedback";
-             this.name = "cfb";
-
-             if (!iv) {
-               iv = createArray(16);
-             } else if (iv.length != 16) {
-               throw new Error('invalid initialation vector size (must be 16 size)');
-             }
-
-             if (!segmentSize) {
-               segmentSize = 1;
-             }
-
-             this.segmentSize = segmentSize;
-             this._shiftRegister = coerceArray(iv, true);
-             this._aes = new AES(key);
-           };
-
-           ModeOfOperationCFB.prototype.encrypt = function (plaintext) {
-             if (plaintext.length % this.segmentSize != 0) {
-               throw new Error('invalid plaintext size (must be segmentSize bytes)');
-             }
-
-             var encrypted = coerceArray(plaintext, true);
-             var xorSegment;
-
-             for (var i = 0; i < encrypted.length; i += this.segmentSize) {
-               xorSegment = this._aes.encrypt(this._shiftRegister);
-
-               for (var j = 0; j < this.segmentSize; j++) {
-                 encrypted[i + j] ^= xorSegment[j];
-               } // Shift the register
-
-
-               copyArray(this._shiftRegister, this._shiftRegister, 0, this.segmentSize);
-               copyArray(encrypted, this._shiftRegister, 16 - this.segmentSize, i, i + this.segmentSize);
-             }
-
-             return encrypted;
-           };
-
-           ModeOfOperationCFB.prototype.decrypt = function (ciphertext) {
-             if (ciphertext.length % this.segmentSize != 0) {
-               throw new Error('invalid ciphertext size (must be segmentSize bytes)');
-             }
-
-             var plaintext = coerceArray(ciphertext, true);
-             var xorSegment;
-
-             for (var i = 0; i < plaintext.length; i += this.segmentSize) {
-               xorSegment = this._aes.encrypt(this._shiftRegister);
-
-               for (var j = 0; j < this.segmentSize; j++) {
-                 plaintext[i + j] ^= xorSegment[j];
-               } // Shift the register
-
-
-               copyArray(this._shiftRegister, this._shiftRegister, 0, this.segmentSize);
-               copyArray(ciphertext, this._shiftRegister, 16 - this.segmentSize, i, i + this.segmentSize);
+               break;
+             } else if (codeA & codeB) {
+               // trivial reject
+               break;
+             } else if (codeA) {
+               // a outside, intersect with clip edge
+               a = intersect$1(a, b, codeA, bbox);
+               codeA = bitCode$1(a, bbox);
+             } else {
+               // b outside
+               b = intersect$1(a, b, codeB, bbox);
+               codeB = bitCode$1(b, bbox);
              }
+           }
 
-             return plaintext;
-           };
-           /**
-            *  Mode Of Operation - Output Feedback (OFB)
-            */
+           codeA = lastCode;
+         }
 
+         if (part.length) result.push(part);
+         return result;
+       } // Sutherland-Hodgeman polygon clipping algorithm
 
-           var ModeOfOperationOFB = function ModeOfOperationOFB(key, iv) {
-             if (!(this instanceof ModeOfOperationOFB)) {
-               throw Error('AES must be instanitated with `new`');
-             }
 
-             this.description = "Output Feedback";
-             this.name = "ofb";
+       function polygonclip$1(points, bbox) {
+         var result, edge, prev, prevInside, i, p, inside; // clip against each side of the clip rectangle
 
-             if (!iv) {
-               iv = createArray(16);
-             } else if (iv.length != 16) {
-               throw new Error('invalid initialation vector size (must be 16 bytes)');
-             }
+         for (edge = 1; edge <= 8; edge *= 2) {
+           result = [];
+           prev = points[points.length - 1];
+           prevInside = !(bitCode$1(prev, bbox) & edge);
 
-             this._lastPrecipher = coerceArray(iv, true);
-             this._lastPrecipherIndex = 16;
-             this._aes = new AES(key);
-           };
+           for (i = 0; i < points.length; i++) {
+             p = points[i];
+             inside = !(bitCode$1(p, bbox) & edge); // if segment goes through the clip window, add an intersection
 
-           ModeOfOperationOFB.prototype.encrypt = function (plaintext) {
-             var encrypted = coerceArray(plaintext, true);
+             if (inside !== prevInside) result.push(intersect$1(prev, p, edge, bbox));
+             if (inside) result.push(p); // add a point if it's inside
 
-             for (var i = 0; i < encrypted.length; i++) {
-               if (this._lastPrecipherIndex === 16) {
-                 this._lastPrecipher = this._aes.encrypt(this._lastPrecipher);
-                 this._lastPrecipherIndex = 0;
-               }
+             prev = p;
+             prevInside = inside;
+           }
 
-               encrypted[i] ^= this._lastPrecipher[this._lastPrecipherIndex++];
-             }
+           points = result;
+           if (!points.length) break;
+         }
 
-             return encrypted;
-           }; // Decryption is symetric
+         return result;
+       } // intersect a segment against one of the 4 lines that make up the bbox
 
 
-           ModeOfOperationOFB.prototype.decrypt = ModeOfOperationOFB.prototype.encrypt;
-           /**
-            *  Counter object for CTR common mode of operation
-            */
+       function intersect$1(a, b, edge, bbox) {
+         return edge & 8 ? [a[0] + (b[0] - a[0]) * (bbox[3] - a[1]) / (b[1] - a[1]), bbox[3]] : // top
+         edge & 4 ? [a[0] + (b[0] - a[0]) * (bbox[1] - a[1]) / (b[1] - a[1]), bbox[1]] : // bottom
+         edge & 2 ? [bbox[2], a[1] + (b[1] - a[1]) * (bbox[2] - a[0]) / (b[0] - a[0])] : // right
+         edge & 1 ? [bbox[0], a[1] + (b[1] - a[1]) * (bbox[0] - a[0]) / (b[0] - a[0])] : // left
+         null;
+       } // bit code reflects the point position relative to the bbox:
+       //         left  mid  right
+       //    top  1001  1000  1010
+       //    mid  0001  0000  0010
+       // bottom  0101  0100  0110
 
-           var Counter = function Counter(initialValue) {
-             if (!(this instanceof Counter)) {
-               throw Error('Counter must be instanitated with `new`');
-             } // We allow 0, but anything false-ish uses the default 1
 
+       function bitCode$1(p, bbox) {
+         var code = 0;
+         if (p[0] < bbox[0]) code |= 1; // left
+         else if (p[0] > bbox[2]) code |= 2; // right
 
-             if (initialValue !== 0 && !initialValue) {
-               initialValue = 1;
-             }
+         if (p[1] < bbox[1]) code |= 4; // bottom
+         else if (p[1] > bbox[3]) code |= 8; // top
 
-             if (typeof initialValue === 'number') {
-               this._counter = createArray(16);
-               this.setValue(initialValue);
-             } else {
-               this.setBytes(initialValue);
-             }
-           };
+         return code;
+       }
 
-           Counter.prototype.setValue = function (value) {
-             if (typeof value !== 'number' || parseInt(value) != value) {
-               throw new Error('invalid counter value (must be an integer)');
-             } // We cannot safely handle numbers beyond the safe range for integers
+       var rbush = rbush$2.exports;
+       var lineclip$1 = lineclip_1;
+       var whichPolygon_1 = whichPolygon;
 
+       function whichPolygon(data) {
+         var bboxes = [];
 
-             if (value > Number.MAX_SAFE_INTEGER) {
-               throw new Error('integer value out of safe range');
-             }
+         for (var i = 0; i < data.features.length; i++) {
+           var feature = data.features[i];
+           var coords = feature.geometry.coordinates;
 
-             for (var index = 15; index >= 0; --index) {
-               this._counter[index] = value % 256;
-               value = parseInt(value / 256);
+           if (feature.geometry.type === 'Polygon') {
+             bboxes.push(treeItem(coords, feature.properties));
+           } else if (feature.geometry.type === 'MultiPolygon') {
+             for (var j = 0; j < coords.length; j++) {
+               bboxes.push(treeItem(coords[j], feature.properties));
              }
-           };
-
-           Counter.prototype.setBytes = function (bytes) {
-             bytes = coerceArray(bytes, true);
+           }
+         }
 
-             if (bytes.length != 16) {
-               throw new Error('invalid counter bytes size (must be 16 bytes)');
-             }
+         var tree = rbush().load(bboxes);
 
-             this._counter = bytes;
-           };
+         function query(p, multi) {
+           var output = [],
+               result = tree.search({
+             minX: p[0],
+             minY: p[1],
+             maxX: p[0],
+             maxY: p[1]
+           });
 
-           Counter.prototype.increment = function () {
-             for (var i = 15; i >= 0; i--) {
-               if (this._counter[i] === 255) {
-                 this._counter[i] = 0;
-               } else {
-                 this._counter[i]++;
-                 break;
-               }
+           for (var i = 0; i < result.length; i++) {
+             if (insidePolygon(result[i].coords, p)) {
+               if (multi) output.push(result[i].props);else return result[i].props;
              }
-           };
-           /**
-            *  Mode Of Operation - Counter (CTR)
-            */
+           }
 
+           return multi && output.length ? output : null;
+         }
 
-           var ModeOfOperationCTR = function ModeOfOperationCTR(key, counter) {
-             if (!(this instanceof ModeOfOperationCTR)) {
-               throw Error('AES must be instanitated with `new`');
-             }
+         query.tree = tree;
 
-             this.description = "Counter";
-             this.name = "ctr";
+         query.bbox = function queryBBox(bbox) {
+           var output = [];
+           var result = tree.search({
+             minX: bbox[0],
+             minY: bbox[1],
+             maxX: bbox[2],
+             maxY: bbox[3]
+           });
 
-             if (!(counter instanceof Counter)) {
-               counter = new Counter(counter);
+           for (var i = 0; i < result.length; i++) {
+             if (polygonIntersectsBBox(result[i].coords, bbox)) {
+               output.push(result[i].props);
              }
+           }
 
-             this._counter = counter;
-             this._remainingCounter = null;
-             this._remainingCounterIndex = 16;
-             this._aes = new AES(key);
-           };
-
-           ModeOfOperationCTR.prototype.encrypt = function (plaintext) {
-             var encrypted = coerceArray(plaintext, true);
-
-             for (var i = 0; i < encrypted.length; i++) {
-               if (this._remainingCounterIndex === 16) {
-                 this._remainingCounter = this._aes.encrypt(this._counter._counter);
-                 this._remainingCounterIndex = 0;
+           return output;
+         };
 
-                 this._counter.increment();
-               }
+         return query;
+       }
 
-               encrypted[i] ^= this._remainingCounter[this._remainingCounterIndex++];
-             }
+       function polygonIntersectsBBox(polygon, bbox) {
+         var bboxCenter = [(bbox[0] + bbox[2]) / 2, (bbox[1] + bbox[3]) / 2];
+         if (insidePolygon(polygon, bboxCenter)) return true;
 
-             return encrypted;
-           }; // Decryption is symetric
+         for (var i = 0; i < polygon.length; i++) {
+           if (lineclip$1(polygon[i], bbox).length > 0) return true;
+         }
 
+         return false;
+       } // ray casting algorithm for detecting if point is in polygon
 
-           ModeOfOperationCTR.prototype.decrypt = ModeOfOperationCTR.prototype.encrypt; ///////////////////////
-           // Padding
-           // See:https://tools.ietf.org/html/rfc2315
 
-           function pkcs7pad(data) {
-             data = coerceArray(data, true);
-             var padder = 16 - data.length % 16;
-             var result = createArray(data.length + padder);
-             copyArray(data, result);
+       function insidePolygon(rings, p) {
+         var inside = false;
 
-             for (var i = data.length; i < result.length; i++) {
-               result[i] = padder;
-             }
+         for (var i = 0, len = rings.length; i < len; i++) {
+           var ring = rings[i];
 
-             return result;
+           for (var j = 0, len2 = ring.length, k = len2 - 1; j < len2; k = j++) {
+             if (rayIntersect(p, ring[j], ring[k])) inside = !inside;
            }
+         }
 
-           function pkcs7strip(data) {
-             data = coerceArray(data, true);
-
-             if (data.length < 16) {
-               throw new Error('PKCS#7 invalid length');
-             }
-
-             var padder = data[data.length - 1];
-
-             if (padder > 16) {
-               throw new Error('PKCS#7 padding byte out of range');
-             }
-
-             var length = data.length - padder;
-
-             for (var i = 0; i < padder; i++) {
-               if (data[length + i] !== padder) {
-                 throw new Error('PKCS#7 invalid padding byte');
-               }
-             }
+         return inside;
+       }
 
-             var result = createArray(length);
-             copyArray(data, result, 0, 0, length);
-             return result;
-           } ///////////////////////
-           // Exporting
-           // The block cipher
+       function rayIntersect(p, p1, p2) {
+         return p1[1] > p[1] !== p2[1] > p[1] && p[0] < (p2[0] - p1[0]) * (p[1] - p1[1]) / (p2[1] - p1[1]) + p1[0];
+       }
 
+       function treeItem(coords, props) {
+         var item = {
+           minX: Infinity,
+           minY: Infinity,
+           maxX: -Infinity,
+           maxY: -Infinity,
+           coords: coords,
+           props: props
+         };
 
-           var aesjs = {
-             AES: AES,
-             Counter: Counter,
-             ModeOfOperation: {
-               ecb: ModeOfOperationECB,
-               cbc: ModeOfOperationCBC,
-               cfb: ModeOfOperationCFB,
-               ofb: ModeOfOperationOFB,
-               ctr: ModeOfOperationCTR
-             },
-             utils: {
-               hex: convertHex,
-               utf8: convertUtf8
-             },
-             padding: {
-               pkcs7: {
-                 pad: pkcs7pad,
-                 strip: pkcs7strip
-               }
-             },
-             _arrayTest: {
-               coerceArray: coerceArray,
-               createArray: createArray,
-               copyArray: copyArray
-             }
-           }; // node.js
+         for (var i = 0; i < coords[0].length; i++) {
+           var p = coords[0][i];
+           item.minX = Math.min(item.minX, p[0]);
+           item.minY = Math.min(item.minY, p[1]);
+           item.maxX = Math.max(item.maxX, p[0]);
+           item.maxY = Math.max(item.maxY, p[1]);
+         }
 
-           {
-             module.exports = aesjs; // RequireJS/AMD
-             // http://www.requirejs.org/docs/api.html
-             // https://github.com/amdjs/amdjs-api/wiki/AMD
-           }
-         })();
-       });
+         return item;
+       }
 
-       // We can use keys that are 128 bits (16 bytes), 192 bits (24 bytes) or 256 bits (32 bytes).
-       // To generate a random key:  window.crypto.getRandomValues(new Uint8Array(16));
-       // This default signing key is built into iD and can be used to mask/unmask sensitive values.
+       var type = "FeatureCollection";
+       var features = [{
+         type: "Feature",
+         properties: {
+           wikidata: "Q21",
+           nameEn: "England",
+           aliases: ["GB-ENG"],
+           country: "GB",
+           groups: ["Q23666", "Q3336843", "154", "150", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["44"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-6.03913, 51.13217], [-7.74976, 48.64773], [1.17405, 50.74239], [2.18458, 51.52087], [2.56575, 51.85301], [0.792, 57.56437], [-2.30613, 55.62698], [-2.17058, 55.45916], [-2.6095, 55.28488], [-2.63532, 55.19452], [-3.02906, 55.04606], [-3.09361, 54.94924], [-3.38407, 54.94278], [-4.1819, 54.57861], [-3.5082, 53.54318], [-3.08228, 53.25526], [-3.03675, 53.25092], [-2.92329, 53.19383], [-2.92022, 53.17685], [-2.98598, 53.15589], [-2.90649, 53.10964], [-2.87469, 53.12337], [-2.89131, 53.09374], [-2.83133, 52.99184], [-2.7251, 52.98389], [-2.72221, 52.92969], [-2.80549, 52.89428], [-2.85897, 52.94487], [-2.92401, 52.93836], [-2.97243, 52.9651], [-3.13576, 52.895], [-3.15744, 52.84947], [-3.16105, 52.79599], [-3.08734, 52.77504], [-3.01001, 52.76636], [-2.95581, 52.71794], [-3.01724, 52.72083], [-3.04398, 52.65435], [-3.13648, 52.58208], [-3.12926, 52.5286], [-3.09746, 52.53077], [-3.08662, 52.54811], [-3.00929, 52.57774], [-2.99701, 52.551], [-3.03603, 52.49969], [-3.13359, 52.49174], [-3.22971, 52.45344], [-3.22754, 52.42526], [-3.04687, 52.34504], [-2.95364, 52.3501], [-2.99701, 52.323], [-3.00785, 52.2753], [-3.09289, 52.20546], [-3.12638, 52.08114], [-2.97111, 51.90456], [-2.8818, 51.93196], [-2.78742, 51.88833], [-2.74277, 51.84367], [-2.66234, 51.83555], [-2.66336, 51.59504], [-3.20563, 51.31615], [-6.03913, 51.13217]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q22",
+           nameEn: "Scotland",
+           aliases: ["GB-SCT"],
+           country: "GB",
+           groups: ["Q23666", "Q3336843", "154", "150", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["44"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[0.792, 57.56437], [-0.3751, 61.32236], [-14.78497, 57.60709], [-6.82333, 55.83103], [-4.69044, 54.3629], [-3.38407, 54.94278], [-3.09361, 54.94924], [-3.02906, 55.04606], [-2.63532, 55.19452], [-2.6095, 55.28488], [-2.17058, 55.45916], [-2.30613, 55.62698], [0.792, 57.56437]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q25",
+           nameEn: "Wales",
+           aliases: ["GB-WLS"],
+           country: "GB",
+           groups: ["Q23666", "Q3336843", "154", "150", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["44"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-3.5082, 53.54318], [-5.37267, 53.63269], [-6.03913, 51.13217], [-3.20563, 51.31615], [-2.66336, 51.59504], [-2.66234, 51.83555], [-2.74277, 51.84367], [-2.78742, 51.88833], [-2.8818, 51.93196], [-2.97111, 51.90456], [-3.12638, 52.08114], [-3.09289, 52.20546], [-3.00785, 52.2753], [-2.99701, 52.323], [-2.95364, 52.3501], [-3.04687, 52.34504], [-3.22754, 52.42526], [-3.22971, 52.45344], [-3.13359, 52.49174], [-3.03603, 52.49969], [-2.99701, 52.551], [-3.00929, 52.57774], [-3.08662, 52.54811], [-3.09746, 52.53077], [-3.12926, 52.5286], [-3.13648, 52.58208], [-3.04398, 52.65435], [-3.01724, 52.72083], [-2.95581, 52.71794], [-3.01001, 52.76636], [-3.08734, 52.77504], [-3.16105, 52.79599], [-3.15744, 52.84947], [-3.13576, 52.895], [-2.97243, 52.9651], [-2.92401, 52.93836], [-2.85897, 52.94487], [-2.80549, 52.89428], [-2.72221, 52.92969], [-2.7251, 52.98389], [-2.83133, 52.99184], [-2.89131, 53.09374], [-2.87469, 53.12337], [-2.90649, 53.10964], [-2.98598, 53.15589], [-2.92022, 53.17685], [-2.92329, 53.19383], [-3.03675, 53.25092], [-3.08228, 53.25526], [-3.5082, 53.54318]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q26",
+           nameEn: "Northern Ireland",
+           aliases: ["GB-NIR"],
+           country: "GB",
+           groups: ["Q22890", "Q3336843", "154", "150", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["44"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-6.34755, 55.49206], [-7.2471, 55.06933], [-7.34464, 55.04688], [-7.4033, 55.00391], [-7.40004, 54.94498], [-7.44404, 54.9403], [-7.4473, 54.87003], [-7.47626, 54.83084], [-7.54508, 54.79401], [-7.54671, 54.74606], [-7.64449, 54.75265], [-7.75041, 54.7103], [-7.83352, 54.73854], [-7.93293, 54.66603], [-7.70315, 54.62077], [-7.8596, 54.53671], [-7.99812, 54.54427], [-8.04538, 54.48941], [-8.179, 54.46763], [-8.04555, 54.36292], [-7.87101, 54.29299], [-7.8596, 54.21779], [-7.81397, 54.20159], [-7.69501, 54.20731], [-7.55812, 54.12239], [-7.4799, 54.12239], [-7.44567, 54.1539], [-7.32834, 54.11475], [-7.30553, 54.11869], [-7.34005, 54.14698], [-7.29157, 54.17191], [-7.28017, 54.16714], [-7.29687, 54.1354], [-7.29493, 54.12013], [-7.26316, 54.13863], [-7.25012, 54.20063], [-7.14908, 54.22732], [-7.19145, 54.31296], [-7.02034, 54.4212], [-6.87775, 54.34682], [-6.85179, 54.29176], [-6.81583, 54.22791], [-6.74575, 54.18788], [-6.70175, 54.20218], [-6.6382, 54.17071], [-6.66264, 54.0666], [-6.62842, 54.03503], [-6.47849, 54.06947], [-6.36605, 54.07234], [-6.36279, 54.11248], [-6.32694, 54.09337], [-6.29003, 54.11278], [-6.26218, 54.09785], [-5.83481, 53.87749], [-4.69044, 54.3629], [-6.34755, 55.49206]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q35",
+           nameEn: "Denmark",
+           country: "DK",
+           groups: ["EU", "154", "150", "UN"],
+           callingCodes: ["45"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[12.16597, 56.60205], [10.40861, 58.38489], [7.28637, 57.35913], [8.02459, 55.09613], [8.45719, 55.06747], [8.55769, 54.91837], [8.63979, 54.91069], [8.76387, 54.8948], [8.81178, 54.90518], [8.92795, 54.90452], [9.04629, 54.87249], [9.14275, 54.87421], [9.20571, 54.85841], [9.24631, 54.84726], [9.23445, 54.83432], [9.2474, 54.8112], [9.32771, 54.80602], [9.33849, 54.80233], [9.36496, 54.81749], [9.38532, 54.83968], [9.41213, 54.84254], [9.43155, 54.82586], [9.4659, 54.83131], [9.58937, 54.88785], [9.62734, 54.88057], [9.61187, 54.85548], [9.73563, 54.8247], [9.89314, 54.84171], [10.16755, 54.73883], [10.31111, 54.65968], [11.00303, 54.63689], [11.90309, 54.38543], [12.85844, 54.82438], [13.93395, 54.84044], [15.36991, 54.73263], [15.79951, 55.54655], [14.89259, 55.5623], [14.28399, 55.1553], [12.84405, 55.13257], [12.60345, 55.42675], [12.88472, 55.63369], [12.6372, 55.91371], [12.65312, 56.04345], [12.07466, 56.29488], [12.16597, 56.60205]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q55",
+           nameEn: "Netherlands",
+           country: "NL",
+           groups: ["EU", "155", "150", "UN"],
+           callingCodes: ["31"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[5.45168, 54.20039], [2.56575, 51.85301], [3.36263, 51.37112], [3.38696, 51.33436], [3.35847, 51.31572], [3.38289, 51.27331], [3.41704, 51.25933], [3.43488, 51.24135], [3.52698, 51.2458], [3.51502, 51.28697], [3.58939, 51.30064], [3.78999, 51.25766], [3.78783, 51.2151], [3.90125, 51.20371], [3.97889, 51.22537], [4.01957, 51.24504], [4.05165, 51.24171], [4.16721, 51.29348], [4.24024, 51.35371], [4.21923, 51.37443], [4.33265, 51.37687], [4.34086, 51.35738], [4.39292, 51.35547], [4.43777, 51.36989], [4.38064, 51.41965], [4.39747, 51.43316], [4.38122, 51.44905], [4.47736, 51.4778], [4.5388, 51.48184], [4.54675, 51.47265], [4.52846, 51.45002], [4.53521, 51.4243], [4.57489, 51.4324], [4.65442, 51.42352], [4.72935, 51.48424], [4.74578, 51.48937], [4.77321, 51.50529], [4.78803, 51.50284], [4.84139, 51.4799], [4.82409, 51.44736], [4.82946, 51.4213], [4.78314, 51.43319], [4.76577, 51.43046], [4.77229, 51.41337], [4.78941, 51.41102], [4.84988, 51.41502], [4.90016, 51.41404], [4.92152, 51.39487], [5.00393, 51.44406], [5.0106, 51.47167], [5.03281, 51.48679], [5.04774, 51.47022], [5.07891, 51.4715], [5.10456, 51.43163], [5.07102, 51.39469], [5.13105, 51.34791], [5.13377, 51.31592], [5.16222, 51.31035], [5.2002, 51.32243], [5.24244, 51.30495], [5.22542, 51.26888], [5.23814, 51.26064], [5.26461, 51.26693], [5.29716, 51.26104], [5.33886, 51.26314], [5.347, 51.27502], [5.41672, 51.26248], [5.4407, 51.28169], [5.46519, 51.2849], [5.48476, 51.30053], [5.515, 51.29462], [5.5569, 51.26544], [5.5603, 51.22249], [5.65145, 51.19788], [5.65528, 51.18736], [5.70344, 51.1829], [5.74617, 51.18928], [5.77735, 51.17845], [5.77697, 51.1522], [5.82564, 51.16753], [5.85508, 51.14445], [5.80798, 51.11661], [5.8109, 51.10861], [5.83226, 51.10585], [5.82921, 51.09328], [5.79903, 51.09371], [5.79835, 51.05834], [5.77258, 51.06196], [5.75961, 51.03113], [5.77688, 51.02483], [5.76242, 50.99703], [5.71864, 50.96092], [5.72875, 50.95428], [5.74752, 50.96202], [5.75927, 50.95601], [5.74644, 50.94723], [5.72545, 50.92312], [5.72644, 50.91167], [5.71626, 50.90796], [5.69858, 50.91046], [5.67886, 50.88142], [5.64504, 50.87107], [5.64009, 50.84742], [5.65259, 50.82309], [5.70118, 50.80764], [5.68995, 50.79641], [5.70107, 50.7827], [5.68091, 50.75804], [5.69469, 50.75529], [5.72216, 50.76398], [5.73904, 50.75674], [5.74356, 50.7691], [5.76533, 50.78159], [5.77513, 50.78308], [5.80673, 50.7558], [5.84548, 50.76542], [5.84888, 50.75448], [5.88734, 50.77092], [5.89129, 50.75125], [5.89132, 50.75124], [5.95942, 50.7622], [5.97545, 50.75441], [6.01976, 50.75398], [6.02624, 50.77453], [5.97497, 50.79992], [5.98404, 50.80988], [6.00462, 50.80065], [6.02328, 50.81694], [6.01921, 50.84435], [6.05623, 50.8572], [6.05702, 50.85179], [6.07431, 50.84674], [6.07693, 50.86025], [6.08805, 50.87223], [6.07486, 50.89307], [6.09297, 50.92066], [6.01615, 50.93367], [6.02697, 50.98303], [5.95282, 50.98728], [5.90296, 50.97356], [5.90493, 51.00198], [5.87849, 51.01969], [5.86735, 51.05182], [5.9134, 51.06736], [5.9541, 51.03496], [5.98292, 51.07469], [6.16706, 51.15677], [6.17384, 51.19589], [6.07889, 51.17038], [6.07889, 51.24432], [6.16977, 51.33169], [6.22674, 51.36135], [6.22641, 51.39948], [6.20654, 51.40049], [6.21724, 51.48568], [6.18017, 51.54096], [6.09055, 51.60564], [6.11759, 51.65609], [6.02767, 51.6742], [6.04091, 51.71821], [5.95003, 51.7493], [5.98665, 51.76944], [5.94568, 51.82786], [5.99848, 51.83195], [6.06705, 51.86136], [6.10337, 51.84829], [6.16902, 51.84094], [6.11551, 51.89769], [6.15349, 51.90439], [6.21443, 51.86801], [6.29872, 51.86801], [6.30593, 51.84998], [6.40704, 51.82771], [6.38815, 51.87257], [6.47179, 51.85395], [6.50231, 51.86313], [6.58556, 51.89386], [6.68386, 51.91861], [6.72319, 51.89518], [6.82357, 51.96711], [6.83035, 51.9905], [6.68128, 52.05052], [6.76117, 52.11895], [6.83984, 52.11728], [6.97189, 52.20329], [6.9897, 52.2271], [7.03729, 52.22695], [7.06365, 52.23789], [7.02703, 52.27941], [7.07044, 52.37805], [7.03417, 52.40237], [6.99041, 52.47235], [6.94293, 52.43597], [6.69507, 52.488], [6.71641, 52.62905], [6.77307, 52.65375], [7.04557, 52.63318], [7.07253, 52.81083], [7.21694, 53.00742], [7.17898, 53.13817], [7.22681, 53.18165], [7.21679, 53.20058], [7.19052, 53.31866], [7.00198, 53.32672], [6.91025, 53.44221], [5.45168, 54.20039]], [[4.93295, 51.44945], [4.95244, 51.45207], [4.9524, 51.45014], [4.93909, 51.44632], [4.93295, 51.44945]], [[4.91493, 51.4353], [4.91935, 51.43634], [4.92227, 51.44252], [4.91811, 51.44621], [4.92287, 51.44741], [4.92811, 51.4437], [4.92566, 51.44273], [4.92815, 51.43856], [4.92879, 51.44161], [4.93544, 51.44634], [4.94025, 51.44193], [4.93416, 51.44185], [4.93471, 51.43861], [4.94265, 51.44003], [4.93986, 51.43064], [4.92952, 51.42984], [4.92652, 51.43329], [4.91493, 51.4353]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q782",
+           nameEn: "Hawaii",
+           aliases: ["US-HI"],
+           country: "US",
+           groups: ["Q35657", "061", "009", "UN"],
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-177.8563, 29.18961], [-179.49839, 27.86265], [-151.6784, 9.55515], [-154.05867, 45.51124], [-177.5224, 27.7635], [-177.8563, 29.18961]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q797",
+           nameEn: "Alaska",
+           aliases: ["US-AK"],
+           country: "US",
+           groups: ["Q35657", "021", "003", "019", "UN"],
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[169.34848, 52.47228], [180, 51.0171], [179.84401, 55.10087], [169.34848, 52.47228]]], [[[-168.95635, 65.98512], [-169.03888, 65.48473], [-172.76104, 63.77445], [-179.55295, 57.62081], [-179.55295, 50.81807], [-133.92876, 54.62289], [-130.61931, 54.70835], [-130.64499, 54.76912], [-130.44184, 54.85377], [-130.27203, 54.97174], [-130.18765, 55.07744], [-130.08035, 55.21556], [-129.97513, 55.28029], [-130.15373, 55.74895], [-130.00857, 55.91344], [-130.00093, 56.00325], [-130.10173, 56.12178], [-130.33965, 56.10849], [-130.77769, 56.36185], [-131.8271, 56.62247], [-133.38523, 58.42773], [-133.84645, 58.73543], [-134.27175, 58.8634], [-134.48059, 59.13231], [-134.55699, 59.1297], [-134.7047, 59.2458], [-135.00267, 59.28745], [-135.03069, 59.56208], [-135.48007, 59.79937], [-136.31566, 59.59083], [-136.22381, 59.55526], [-136.33727, 59.44466], [-136.47323, 59.46617], [-136.52365, 59.16752], [-136.82619, 59.16198], [-137.4925, 58.89415], [-137.60623, 59.24465], [-138.62145, 59.76431], [-138.71149, 59.90728], [-139.05365, 59.99655], [-139.20603, 60.08896], [-139.05831, 60.35205], [-139.68991, 60.33693], [-139.98024, 60.18027], [-140.45648, 60.30919], [-140.5227, 60.22077], [-141.00116, 60.30648], [-140.97446, 84.39275], [-168.25765, 71.99091], [-168.95635, 65.98512]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q3492",
+           nameEn: "Sumatra",
+           aliases: ["ID-SM"],
+           country: "ID",
+           groups: ["035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["62"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[109.82788, 2.86812], [110.90339, 7.52694], [105.01437, 3.24936], [104.56723, 1.44271], [104.34728, 1.33529], [104.12282, 1.27714], [104.03085, 1.26954], [103.74084, 1.12902], [103.66049, 1.18825], [103.56591, 1.19719], [103.03657, 1.30383], [96.11174, 6.69841], [74.28481, -3.17525], [102.92489, -8.17146], [106.32259, -5.50116], [106.38511, -5.16715], [109.17017, -4.07401], [109.3962, -2.07276], [108.50935, -2.01066], [107.94791, 1.06924], [109.82788, 2.86812]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q3757",
+           nameEn: "Java",
+           aliases: ["ID-JW"],
+           country: "ID",
+           groups: ["035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["62"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[109.17017, -4.07401], [106.38511, -5.16715], [106.32259, -5.50116], [102.92489, -8.17146], [116.22542, -10.49172], [114.39575, -8.2889], [114.42235, -8.09762], [114.92859, -7.49253], [116.33992, -7.56171], [116.58433, -5.30385], [109.17017, -4.07401]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q3795",
+           nameEn: "Kalimantan",
+           aliases: ["ID-KA"],
+           country: "ID",
+           groups: ["Q36117", "035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["62"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[120.02464, 2.83703], [118.06469, 4.16638], [117.67641, 4.16535], [117.47313, 4.18857], [117.25801, 4.35108], [115.90217, 4.37708], [115.58276, 3.93499], [115.53713, 3.14776], [115.11343, 2.82879], [115.1721, 2.49671], [114.80706, 2.21665], [114.80706, 1.92351], [114.57892, 1.5], [114.03788, 1.44787], [113.64677, 1.23933], [113.01448, 1.42832], [113.021, 1.57819], [112.48648, 1.56516], [112.2127, 1.44135], [112.15679, 1.17004], [111.94553, 1.12016], [111.82846, 0.99349], [111.55434, 0.97864], [111.22979, 1.08326], [110.62374, 0.873], [110.49182, 0.88088], [110.35354, 0.98869], [109.66397, 1.60425], [109.66397, 1.79972], [109.57923, 1.80624], [109.53794, 1.91771], [109.62558, 1.99182], [109.82788, 2.86812], [107.94791, 1.06924], [108.50935, -2.01066], [109.3962, -2.07276], [109.17017, -4.07401], [116.58433, -5.30385], [120.02464, 2.83703]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q3803",
+           nameEn: "Lesser Sunda Islands",
+           aliases: ["ID-NU"],
+           country: "ID",
+           groups: ["035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["62"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[116.96967, -8.01483], [114.92859, -7.49253], [114.42235, -8.09762], [114.39575, -8.2889], [116.22542, -10.49172], [122.14954, -11.52517], [125.68138, -9.85176], [125.09025, -9.46406], [124.97892, -9.19281], [125.04044, -9.17093], [125.09434, -9.19669], [125.18907, -9.16434], [125.18632, -9.03142], [125.11764, -8.96359], [124.97742, -9.08128], [124.94011, -8.85617], [124.46701, -9.13002], [124.45971, -9.30263], [124.38554, -9.3582], [124.35258, -9.43002], [124.3535, -9.48493], [124.28115, -9.50453], [124.28115, -9.42189], [124.21247, -9.36904], [124.14517, -9.42324], [124.10539, -9.41206], [124.04286, -9.34243], [124.04628, -9.22671], [124.33472, -9.11416], [124.92337, -8.75859], [125.87688, -7.49892], [116.96967, -8.01483]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q3812",
+           nameEn: "Sulawesi",
+           aliases: ["ID-SL"],
+           country: "ID",
+           groups: ["035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["62"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[128.34321, 3.90322], [126.69413, 6.02692], [119.56457, 0.90759], [116.58433, -5.30385], [116.33992, -7.56171], [116.96967, -8.01483], [125.87688, -7.49892], [123.78965, -0.86805], [128.34321, 3.90322]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q3827",
+           nameEn: "Maluku Islands",
+           aliases: ["ID-ML"],
+           country: "ID",
+           groups: ["035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["62"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[129.63187, 2.21409], [128.34321, 3.90322], [123.78965, -0.86805], [125.87688, -7.49892], [125.58506, -7.95311], [125.87691, -8.31789], [127.42116, -8.22471], [127.55165, -9.05052], [135.49042, -9.2276], [135.35517, -5.01442], [132.8312, -4.70282], [130.8468, -2.61103], [128.40647, -2.30349], [129.71519, -0.24692], [129.63187, 2.21409]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q3845",
+           nameEn: "Western New Guinea",
+           aliases: ["ID-PP"],
+           country: "ID",
+           groups: ["035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["62"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[135.49042, -9.2276], [141.01842, -9.35091], [141.01763, -6.90181], [140.90448, -6.85033], [140.85295, -6.72996], [140.99813, -6.3233], [141.02352, 0.08993], [129.63187, 2.21409], [129.71519, -0.24692], [128.40647, -2.30349], [130.8468, -2.61103], [132.8312, -4.70282], [135.35517, -5.01442], [135.49042, -9.2276]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q5765",
+           nameEn: "Balearic Islands",
+           aliases: ["ES-IB"],
+           country: "ES",
+           groups: ["EU", "039", "150", "UN"],
+           callingCodes: ["34 971"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-2.27707, 35.35051], [5.10072, 39.89531], [3.75438, 42.33445], [-2.27707, 35.35051]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q5823",
+           nameEn: "Ceuta",
+           aliases: ["ES-CE"],
+           country: "ES",
+           groups: ["EA", "EU", "015", "002", "UN"],
+           level: "subterritory",
+           callingCodes: ["34"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-5.38491, 35.92591], [-5.37338, 35.88417], [-5.35844, 35.87375], [-5.34379, 35.8711], [-5.21179, 35.90091], [-5.38491, 35.92591]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q5831",
+           nameEn: "Melilla",
+           aliases: ["ES-ML"],
+           country: "ES",
+           groups: ["EA", "EU", "015", "002", "UN"],
+           level: "subterritory",
+           callingCodes: ["34"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-2.91909, 35.33927], [-2.96038, 35.31609], [-2.96648, 35.30475], [-2.96978, 35.29459], [-2.97035, 35.28852], [-2.96507, 35.28801], [-2.96826, 35.28296], [-2.96516, 35.27967], [-2.95431, 35.2728], [-2.95065, 35.26576], [-2.93893, 35.26737], [-2.92272, 35.27509], [-2.91909, 35.33927]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q7835",
+           nameEn: "Crimea",
+           country: "RU",
+           groups: ["151", "150", "UN"],
+           level: "subterritory",
+           callingCodes: ["7"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[33.5, 44], [36.4883, 45.0488], [36.475, 45.2411], [36.5049, 45.3136], [36.6545, 45.3417], [36.6645, 45.4514], [35.0498, 45.7683], [34.9601, 45.7563], [34.7991, 45.8101], [34.8015, 45.9005], [34.7548, 45.907], [34.6668, 45.9714], [34.6086, 45.9935], [34.5589, 45.9935], [34.5201, 45.951], [34.4873, 45.9427], [34.4415, 45.9599], [34.4122, 46.0025], [34.3391, 46.0611], [34.2511, 46.0532], [34.181, 46.068], [34.1293, 46.1049], [34.0731, 46.1177], [34.0527, 46.1084], [33.9155, 46.1594], [33.8523, 46.1986], [33.7972, 46.2048], [33.7405, 46.1855], [33.646, 46.2303], [33.6152, 46.2261], [33.6385, 46.1415], [33.6147, 46.1356], [33.5732, 46.1032], [33.5909, 46.0601], [33.5597, 46.0307], [31.5, 45.5], [33.5, 44]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q12837",
+           nameEn: "Iberia",
+           level: "sharedLandform"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q14056",
+           nameEn: "Jan Mayen",
+           aliases: ["NO-22"],
+           country: "NO",
+           groups: ["SJ", "154", "150", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-9.18243, 72.23144], [-10.71459, 70.09565], [-5.93364, 70.76368], [-9.18243, 72.23144]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q19188",
+           nameEn: "Mainland China",
+           country: "CN",
+           groups: ["030", "142", "UN"],
+           callingCodes: ["86"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[125.6131, 53.07229], [125.17522, 53.20225], [124.46078, 53.21881], [123.86158, 53.49391], [123.26989, 53.54843], [122.85966, 53.47395], [122.35063, 53.49565], [121.39213, 53.31888], [120.85633, 53.28499], [120.0451, 52.7359], [120.04049, 52.58773], [120.46454, 52.63811], [120.71673, 52.54099], [120.61346, 52.32447], [120.77337, 52.20805], [120.65907, 51.93544], [120.10963, 51.671], [119.13553, 50.37412], [119.38598, 50.35162], [119.27996, 50.13348], [119.11003, 50.00276], [118.61623, 49.93809], [117.82343, 49.52696], [117.48208, 49.62324], [117.27597, 49.62544], [116.71193, 49.83813], [116.03781, 48.87014], [116.06565, 48.81716], [115.78876, 48.51781], [115.811, 48.25699], [115.52082, 48.15367], [115.57128, 47.91988], [115.94296, 47.67741], [116.21879, 47.88505], [116.4465, 47.83662], [116.67405, 47.89039], [116.9723, 47.87285], [117.37875, 47.63627], [117.50181, 47.77216], [117.80196, 48.01661], [118.03676, 48.00982], [118.11009, 48.04], [118.22677, 48.03853], [118.29654, 48.00246], [118.55766, 47.99277], [118.7564, 47.76947], [119.12343, 47.66458], [119.13995, 47.53997], [119.35892, 47.48104], [119.31964, 47.42617], [119.54918, 47.29505], [119.56019, 47.24874], [119.62403, 47.24575], [119.71209, 47.19192], [119.85518, 46.92196], [119.91242, 46.90091], [119.89261, 46.66423], [119.80455, 46.67631], [119.77373, 46.62947], [119.68127, 46.59015], [119.65265, 46.62342], [119.42827, 46.63783], [119.32827, 46.61433], [119.24978, 46.64761], [119.10448, 46.65516], [119.00541, 46.74273], [118.92616, 46.72765], [118.89974, 46.77139], [118.8337, 46.77742], [118.78747, 46.68689], [118.30534, 46.73519], [117.69554, 46.50991], [117.60748, 46.59771], [117.41782, 46.57862], [117.36609, 46.36335], [116.83166, 46.38637], [116.75551, 46.33083], [116.58612, 46.30211], [116.26678, 45.96479], [116.24012, 45.8778], [116.27366, 45.78637], [116.16989, 45.68603], [115.60329, 45.44717], [114.94546, 45.37377], [114.74612, 45.43585], [114.54801, 45.38337], [114.5166, 45.27189], [113.70918, 44.72891], [112.74662, 44.86297], [112.4164, 45.06858], [111.98695, 45.09074], [111.76275, 44.98032], [111.40498, 44.3461], [111.96289, 43.81596], [111.93776, 43.68709], [111.79758, 43.6637], [111.59087, 43.51207], [111.0149, 43.3289], [110.4327, 42.78293], [110.08401, 42.6411], [109.89402, 42.63111], [109.452, 42.44842], [109.00679, 42.45302], [108.84489, 42.40246], [107.57258, 42.40898], [107.49681, 42.46221], [107.29755, 42.41395], [107.24774, 42.36107], [106.76517, 42.28741], [105.0123, 41.63188], [104.51667, 41.66113], [104.52258, 41.8706], [103.92804, 41.78246], [102.72403, 42.14675], [102.07645, 42.22519], [101.80515, 42.50074], [100.84979, 42.67087], [100.33297, 42.68231], [99.50671, 42.56535], [97.1777, 42.7964], [96.37926, 42.72055], [96.35658, 42.90363], [95.89543, 43.2528], [95.52594, 43.99353], [95.32891, 44.02407], [95.39772, 44.2805], [95.01191, 44.25274], [94.71959, 44.35284], [94.10003, 44.71016], [93.51161, 44.95964], [91.64048, 45.07408], [90.89169, 45.19667], [90.65114, 45.49314], [90.70907, 45.73437], [91.03026, 46.04194], [90.99672, 46.14207], [90.89639, 46.30711], [91.07696, 46.57315], [91.0147, 46.58171], [91.03649, 46.72916], [90.84035, 46.99525], [90.76108, 46.99399], [90.48542, 47.30438], [90.48854, 47.41826], [90.33598, 47.68303], [90.10871, 47.7375], [90.06512, 47.88177], [89.76624, 47.82745], [89.55453, 48.0423], [89.0711, 47.98528], [88.93186, 48.10263], [88.8011, 48.11302], [88.58316, 48.21893], [88.58939, 48.34531], [87.96361, 48.58478], [88.0788, 48.71436], [87.73822, 48.89582], [87.88171, 48.95853], [87.81333, 49.17354], [87.48983, 49.13794], [87.478, 49.07403], [87.28386, 49.11626], [86.87238, 49.12432], [86.73568, 48.99918], [86.75343, 48.70331], [86.38069, 48.46064], [85.73581, 48.3939], [85.5169, 48.05493], [85.61067, 47.49753], [85.69696, 47.2898], [85.54294, 47.06171], [85.22443, 47.04816], [84.93995, 46.87399], [84.73077, 47.01394], [83.92184, 46.98912], [83.04622, 47.19053], [82.21792, 45.56619], [82.58474, 45.40027], [82.51374, 45.1755], [81.73278, 45.3504], [80.11169, 45.03352], [79.8987, 44.89957], [80.38384, 44.63073], [80.40229, 44.23319], [80.40031, 44.10986], [80.75156, 43.44948], [80.69718, 43.32589], [80.77771, 43.30065], [80.78817, 43.14235], [80.62913, 43.141], [80.3735, 43.01557], [80.58999, 42.9011], [80.38169, 42.83142], [80.26886, 42.8366], [80.16892, 42.61137], [80.26841, 42.23797], [80.17807, 42.21166], [80.17842, 42.03211], [79.92977, 42.04113], [78.3732, 41.39603], [78.15757, 41.38565], [78.12873, 41.23091], [77.81287, 41.14307], [77.76206, 41.01574], [77.52723, 41.00227], [77.3693, 41.0375], [77.28004, 41.0033], [76.99302, 41.0696], [76.75681, 40.95354], [76.5261, 40.46114], [76.33659, 40.3482], [75.96168, 40.38064], [75.91361, 40.2948], [75.69663, 40.28642], [75.5854, 40.66874], [75.22834, 40.45382], [75.08243, 40.43945], [74.82013, 40.52197], [74.78168, 40.44886], [74.85996, 40.32857], [74.69875, 40.34668], [74.35063, 40.09742], [74.25533, 40.13191], [73.97049, 40.04378], [73.83006, 39.76136], [73.9051, 39.75073], [73.92354, 39.69565], [73.94683, 39.60733], [73.87018, 39.47879], [73.59831, 39.46425], [73.59241, 39.40843], [73.5004, 39.38402], [73.55396, 39.3543], [73.54572, 39.27567], [73.60638, 39.24534], [73.75823, 39.023], [73.81728, 39.04007], [73.82964, 38.91517], [73.7445, 38.93867], [73.7033, 38.84782], [73.80656, 38.66449], [73.79806, 38.61106], [73.97933, 38.52945], [74.17022, 38.65504], [74.51217, 38.47034], [74.69619, 38.42947], [74.69894, 38.22155], [74.80331, 38.19889], [74.82665, 38.07359], [74.9063, 38.03033], [74.92416, 37.83428], [75.00935, 37.77486], [74.8912, 37.67576], [74.94338, 37.55501], [75.06011, 37.52779], [75.15899, 37.41443], [75.09719, 37.37297], [75.12328, 37.31839], [74.88887, 37.23275], [74.80605, 37.21565], [74.49981, 37.24518], [74.56453, 37.03023], [75.13839, 37.02622], [75.40481, 36.95382], [75.45562, 36.71971], [75.72737, 36.7529], [75.92391, 36.56986], [76.0324, 36.41198], [76.00906, 36.17511], [75.93028, 36.13136], [76.15325, 35.9264], [76.14913, 35.82848], [76.33453, 35.84296], [76.50961, 35.8908], [76.77323, 35.66062], [76.84539, 35.67356], [76.96624, 35.5932], [77.44277, 35.46132], [77.70232, 35.46244], [77.80532, 35.52058], [78.11664, 35.48022], [78.03466, 35.3785], [78.00033, 35.23954], [78.22692, 34.88771], [78.18435, 34.7998], [78.27781, 34.61484], [78.54964, 34.57283], [78.56475, 34.50835], [78.74465, 34.45174], [79.05364, 34.32482], [78.99802, 34.3027], [78.91769, 34.15452], [78.66225, 34.08858], [78.65657, 34.03195], [78.73367, 34.01121], [78.77349, 33.73871], [78.67599, 33.66445], [78.73636, 33.56521], [79.15252, 33.17156], [79.14016, 33.02545], [79.46562, 32.69668], [79.26768, 32.53277], [79.13174, 32.47766], [79.0979, 32.38051], [78.99322, 32.37948], [78.96713, 32.33655], [78.7831, 32.46873], [78.73916, 32.69438], [78.38897, 32.53938], [78.4645, 32.45367], [78.49609, 32.2762], [78.68754, 32.10256], [78.74404, 32.00384], [78.78036, 31.99478], [78.69933, 31.78723], [78.84516, 31.60631], [78.71032, 31.50197], [78.77898, 31.31209], [78.89344, 31.30481], [79.01931, 31.42817], [79.14016, 31.43403], [79.30694, 31.17357], [79.59884, 30.93943], [79.93255, 30.88288], [80.20721, 30.58541], [80.54504, 30.44936], [80.83343, 30.32023], [81.03953, 30.20059], [81.12842, 30.01395], [81.24362, 30.0126], [81.29032, 30.08806], [81.2623, 30.14596], [81.33355, 30.15303], [81.39928, 30.21862], [81.41018, 30.42153], [81.5459, 30.37688], [81.62033, 30.44703], [81.99082, 30.33423], [82.10135, 30.35439], [82.10757, 30.23745], [82.19475, 30.16884], [82.16984, 30.0692], [82.38622, 30.02608], [82.5341, 29.9735], [82.73024, 29.81695], [83.07116, 29.61957], [83.28131, 29.56813], [83.44787, 29.30513], [83.63156, 29.16249], [83.82303, 29.30513], [83.97559, 29.33091], [84.18107, 29.23451], [84.24801, 29.02783], [84.2231, 28.89571], [84.47528, 28.74023], [84.62317, 28.73887], [84.85511, 28.58041], [85.06059, 28.68562], [85.19135, 28.62825], [85.18668, 28.54076], [85.10729, 28.34092], [85.38127, 28.28336], [85.4233, 28.32996], [85.59765, 28.30529], [85.60854, 28.25045], [85.69105, 28.38475], [85.71907, 28.38064], [85.74864, 28.23126], [85.84672, 28.18187], [85.90743, 28.05144], [85.97813, 27.99023], [85.94946, 27.9401], [86.06309, 27.90021], [86.12069, 27.93047], [86.08333, 28.02121], [86.088, 28.09264], [86.18607, 28.17364], [86.22966, 27.9786], [86.42736, 27.91122], [86.51609, 27.96623], [86.56265, 28.09569], [86.74181, 28.10638], [86.75582, 28.04182], [87.03757, 27.94835], [87.11696, 27.84104], [87.56996, 27.84517], [87.72718, 27.80938], [87.82681, 27.95248], [88.13378, 27.88015], [88.1278, 27.95417], [88.25332, 27.9478], [88.54858, 28.06057], [88.63235, 28.12356], [88.83559, 28.01936], [88.88091, 27.85192], [88.77517, 27.45415], [88.82981, 27.38814], [88.91901, 27.32483], [88.93678, 27.33777], [88.96947, 27.30319], [89.00216, 27.32532], [88.95355, 27.4106], [88.97213, 27.51671], [89.0582, 27.60985], [89.12825, 27.62502], [89.59525, 28.16433], [89.79762, 28.23979], [90.13387, 28.19178], [90.58842, 28.02838], [90.69894, 28.07784], [91.20019, 27.98715], [91.25779, 28.07509], [91.46327, 28.0064], [91.48973, 27.93903], [91.5629, 27.84823], [91.6469, 27.76358], [91.84722, 27.76325], [91.87057, 27.7195], [92.27432, 27.89077], [92.32101, 27.79363], [92.42538, 27.80092], [92.7275, 27.98662], [92.73025, 28.05814], [92.65472, 28.07632], [92.67486, 28.15018], [92.93075, 28.25671], [93.14635, 28.37035], [93.18069, 28.50319], [93.44621, 28.67189], [93.72797, 28.68821], [94.35897, 29.01965], [94.2752, 29.11687], [94.69318, 29.31739], [94.81353, 29.17804], [95.0978, 29.14446], [95.11291, 29.09527], [95.2214, 29.10727], [95.26122, 29.07727], [95.3038, 29.13847], [95.41091, 29.13007], [95.50842, 29.13487], [95.72086, 29.20797], [95.75149, 29.32063], [95.84899, 29.31464], [96.05361, 29.38167], [96.31316, 29.18643], [96.18682, 29.11087], [96.20467, 29.02325], [96.3626, 29.10607], [96.61391, 28.72742], [96.40929, 28.51526], [96.48895, 28.42955], [96.6455, 28.61657], [96.85561, 28.4875], [96.88445, 28.39452], [96.98882, 28.32564], [97.1289, 28.3619], [97.34547, 28.21385], [97.41729, 28.29783], [97.47085, 28.2688], [97.50518, 28.49716], [97.56835, 28.55628], [97.70705, 28.5056], [97.79632, 28.33168], [97.90069, 28.3776], [98.15337, 28.12114], [98.13964, 27.9478], [98.32641, 27.51385], [98.42529, 27.55404], [98.43353, 27.67086], [98.69582, 27.56499], [98.7333, 26.85615], [98.77547, 26.61994], [98.72741, 26.36183], [98.67797, 26.24487], [98.7329, 26.17218], [98.66884, 26.09165], [98.63128, 26.15492], [98.57085, 26.11547], [98.60763, 26.01512], [98.70818, 25.86241], [98.63128, 25.79937], [98.54064, 25.85129], [98.40606, 25.61129], [98.31268, 25.55307], [98.25774, 25.6051], [98.16848, 25.62739], [98.18084, 25.56298], [98.12591, 25.50722], [98.14925, 25.41547], [97.92541, 25.20815], [97.83614, 25.2715], [97.77023, 25.11492], [97.72216, 25.08508], [97.72903, 24.91332], [97.79949, 24.85655], [97.76481, 24.8289], [97.73127, 24.83015], [97.70181, 24.84557], [97.64354, 24.79171], [97.56648, 24.76475], [97.56383, 24.75535], [97.5542, 24.74943], [97.54675, 24.74202], [97.56525, 24.72838], [97.56286, 24.54535], [97.52757, 24.43748], [97.60029, 24.4401], [97.66998, 24.45288], [97.7098, 24.35658], [97.65624, 24.33781], [97.66723, 24.30027], [97.71941, 24.29652], [97.76799, 24.26365], [97.72998, 24.2302], [97.72799, 24.18883], [97.75305, 24.16902], [97.72903, 24.12606], [97.62363, 24.00506], [97.5247, 23.94032], [97.64667, 23.84574], [97.72302, 23.89288], [97.79456, 23.94836], [97.79416, 23.95663], [97.84328, 23.97603], [97.86545, 23.97723], [97.88811, 23.97446], [97.8955, 23.97758], [97.89676, 23.97931], [97.89683, 23.98389], [97.88814, 23.98605], [97.88414, 23.99405], [97.88616, 24.00463], [97.90998, 24.02094], [97.93951, 24.01953], [97.98691, 24.03897], [97.99583, 24.04932], [98.04709, 24.07616], [98.05302, 24.07408], [98.05671, 24.07961], [98.0607, 24.07812], [98.06703, 24.08028], [98.07806, 24.07988], [98.20666, 24.11406], [98.54476, 24.13119], [98.59256, 24.08371], [98.85319, 24.13042], [98.87998, 24.15624], [98.89632, 24.10612], [98.67797, 23.9644], [98.68209, 23.80492], [98.79607, 23.77947], [98.82933, 23.72921], [98.81775, 23.694], [98.88396, 23.59555], [98.80294, 23.5345], [98.82877, 23.47908], [98.87683, 23.48995], [98.92104, 23.36946], [98.87573, 23.33038], [98.93958, 23.31414], [98.92515, 23.29535], [98.88597, 23.18656], [99.05975, 23.16382], [99.04601, 23.12215], [99.25741, 23.09025], [99.34127, 23.13099], [99.52214, 23.08218], [99.54218, 22.90014], [99.43537, 22.94086], [99.45654, 22.85726], [99.31243, 22.73893], [99.38247, 22.57544], [99.37972, 22.50188], [99.28771, 22.4105], [99.17318, 22.18025], [99.19176, 22.16983], [99.1552, 22.15874], [99.33166, 22.09656], [99.47585, 22.13345], [99.85351, 22.04183], [99.96612, 22.05965], [99.99084, 21.97053], [99.94003, 21.82782], [99.98654, 21.71064], [100.04956, 21.66843], [100.12679, 21.70539], [100.17486, 21.65306], [100.10757, 21.59945], [100.12542, 21.50365], [100.1625, 21.48704], [100.18447, 21.51898], [100.25863, 21.47043], [100.35201, 21.53176], [100.42892, 21.54325], [100.4811, 21.46148], [100.57861, 21.45637], [100.72143, 21.51898], [100.87265, 21.67396], [101.11744, 21.77659], [101.15156, 21.56129], [101.2124, 21.56422], [101.19349, 21.41959], [101.26912, 21.36482], [101.2229, 21.23271], [101.29326, 21.17254], [101.54563, 21.25668], [101.6068, 21.23329], [101.59491, 21.18621], [101.60886, 21.17947], [101.66977, 21.20004], [101.70548, 21.14911], [101.7622, 21.14813], [101.79266, 21.19025], [101.76745, 21.21571], [101.83887, 21.20983], [101.84412, 21.25291], [101.74014, 21.30967], [101.74224, 21.48276], [101.7727, 21.51794], [101.7475, 21.5873], [101.80001, 21.57461], [101.83257, 21.61562], [101.74555, 21.72852], [101.7791, 21.83019], [101.62566, 21.96574], [101.57525, 22.13026], [101.60675, 22.13513], [101.53638, 22.24794], [101.56789, 22.28876], [101.61306, 22.27515], [101.68973, 22.46843], [101.7685, 22.50337], [101.86828, 22.38397], [101.90714, 22.38688], [101.91344, 22.44417], [101.98487, 22.42766], [102.03633, 22.46164], [102.1245, 22.43372], [102.14099, 22.40092], [102.16621, 22.43336], [102.26428, 22.41321], [102.25339, 22.4607], [102.41061, 22.64184], [102.38415, 22.67919], [102.42618, 22.69212], [102.46665, 22.77108], [102.51802, 22.77969], [102.57095, 22.7036], [102.60675, 22.73376], [102.8636, 22.60735], [102.9321, 22.48659], [103.0722, 22.44775], [103.07843, 22.50097], [103.17961, 22.55705], [103.15782, 22.59873], [103.18895, 22.64471], [103.28079, 22.68063], [103.32282, 22.8127], [103.43179, 22.75816], [103.43646, 22.70648], [103.52675, 22.59155], [103.57812, 22.65764], [103.56255, 22.69499], [103.64506, 22.79979], [103.87904, 22.56683], [103.93286, 22.52703], [103.94513, 22.52553], [103.95191, 22.5134], [103.96352, 22.50584], [103.96783, 22.51173], [103.97384, 22.50634], [103.99247, 22.51958], [104.01088, 22.51823], [104.03734, 22.72945], [104.11384, 22.80363], [104.27084, 22.8457], [104.25683, 22.76534], [104.35593, 22.69353], [104.47225, 22.75813], [104.58122, 22.85571], [104.60457, 22.81841], [104.65283, 22.83419], [104.72755, 22.81984], [104.77114, 22.90017], [104.84942, 22.93631], [104.86765, 22.95178], [104.8334, 23.01484], [104.79478, 23.12934], [104.87382, 23.12854], [104.87992, 23.17141], [104.91435, 23.18666], [104.9486, 23.17235], [104.96532, 23.20463], [104.98712, 23.19176], [105.07002, 23.26248], [105.11672, 23.25247], [105.17276, 23.28679], [105.22569, 23.27249], [105.32376, 23.39684], [105.40782, 23.28107], [105.42805, 23.30824], [105.49966, 23.20669], [105.56037, 23.16806], [105.57594, 23.075], [105.72382, 23.06641], [105.8726, 22.92756], [105.90119, 22.94168], [105.99568, 22.94178], [106.00179, 22.99049], [106.19705, 22.98475], [106.27022, 22.87722], [106.34961, 22.86718], [106.49749, 22.91164], [106.51306, 22.94891], [106.55976, 22.92311], [106.60179, 22.92884], [106.6516, 22.86862], [106.6734, 22.89587], [106.71387, 22.88296], [106.71128, 22.85982], [106.78422, 22.81532], [106.81271, 22.8226], [106.83685, 22.8098], [106.82404, 22.7881], [106.76293, 22.73491], [106.72321, 22.63606], [106.71698, 22.58432], [106.65316, 22.5757], [106.61269, 22.60301], [106.58395, 22.474], [106.55665, 22.46498], [106.57221, 22.37], [106.55976, 22.34841], [106.6516, 22.33977], [106.69986, 22.22309], [106.67495, 22.1885], [106.6983, 22.15102], [106.70142, 22.02409], [106.68274, 21.99811], [106.69276, 21.96013], [106.72551, 21.97923], [106.74345, 22.00965], [106.81038, 21.97934], [106.9178, 21.97357], [106.92714, 21.93459], [106.97228, 21.92592], [106.99252, 21.95191], [107.05634, 21.92303], [107.06101, 21.88982], [107.00964, 21.85948], [107.02615, 21.81981], [107.10771, 21.79879], [107.20734, 21.71493], [107.24625, 21.7077], [107.29296, 21.74674], [107.35834, 21.6672], [107.35989, 21.60063], [107.38636, 21.59774], [107.41593, 21.64839], [107.47197, 21.6672], [107.49532, 21.62958], [107.49065, 21.59774], [107.54047, 21.5934], [107.56537, 21.61945], [107.66967, 21.60787], [107.80355, 21.66141], [107.86114, 21.65128], [107.90006, 21.5905], [107.92652, 21.58906], [107.95232, 21.5388], [107.96774, 21.53601], [107.97074, 21.54072], [107.97383, 21.53961], [107.97932, 21.54503], [108.02926, 21.54997], [108.0569, 21.53604], [108.10003, 21.47338], [108.00365, 17.98159], [111.60491, 13.57105], [118.41371, 24.06775], [118.11703, 24.39734], [118.28244, 24.51231], [118.35291, 24.51645], [118.42453, 24.54644], [118.56434, 24.49266], [120.49232, 25.22863], [121.03532, 26.8787], [123.5458, 31.01942], [122.29378, 31.76513], [122.80525, 33.30571], [123.85601, 37.49093], [123.90497, 38.79949], [124.17532, 39.8232], [124.23201, 39.9248], [124.35029, 39.95639], [124.37089, 40.03004], [124.3322, 40.05573], [124.38556, 40.11047], [124.40719, 40.13655], [124.86913, 40.45387], [125.71172, 40.85223], [125.76869, 40.87908], [126.00335, 40.92835], [126.242, 41.15454], [126.53189, 41.35206], [126.60631, 41.65565], [126.90729, 41.79955], [127.17841, 41.59714], [127.29712, 41.49473], [127.92943, 41.44291], [128.02633, 41.42103], [128.03311, 41.39232], [128.12967, 41.37931], [128.18546, 41.41279], [128.20061, 41.40895], [128.30716, 41.60322], [128.15119, 41.74568], [128.04487, 42.01769], [128.94007, 42.03537], [128.96068, 42.06657], [129.15178, 42.17224], [129.22285, 42.26491], [129.22423, 42.3553], [129.28541, 42.41574], [129.42882, 42.44702], [129.54701, 42.37254], [129.60482, 42.44461], [129.72541, 42.43739], [129.75294, 42.59409], [129.77183, 42.69435], [129.7835, 42.76521], [129.80719, 42.79218], [129.83277, 42.86746], [129.85261, 42.96494], [129.8865, 43.00395], [129.95082, 43.01051], [129.96409, 42.97306], [130.12957, 42.98361], [130.09764, 42.91425], [130.26095, 42.9027], [130.23068, 42.80125], [130.2385, 42.71127], [130.41826, 42.6011], [130.44361, 42.54849], [130.50123, 42.61636], [130.55143, 42.52158], [130.62107, 42.58413], [130.56576, 42.68925], [130.40213, 42.70788], [130.44361, 42.76205], [130.66524, 42.84753], [131.02438, 42.86518], [131.02668, 42.91246], [131.135, 42.94114], [131.10274, 43.04734], [131.20414, 43.13654], [131.19031, 43.21385], [131.30324, 43.39498], [131.29402, 43.46695], [131.19492, 43.53047], [131.21105, 43.82383], [131.26176, 43.94011], [131.23583, 43.96085], [131.25484, 44.03131], [131.30365, 44.04262], [131.1108, 44.70266], [130.95639, 44.85154], [131.48415, 44.99513], [131.68466, 45.12374], [131.66852, 45.2196], [131.76532, 45.22609], [131.86903, 45.33636], [131.99417, 45.2567], [132.83978, 45.05916], [132.96373, 45.0212], [133.12293, 45.1332], [133.09279, 45.25693], [133.19419, 45.51913], [133.41083, 45.57723], [133.48457, 45.86203], [133.60442, 45.90053], [133.67569, 45.9759], [133.72695, 46.05576], [133.68047, 46.14697], [133.88097, 46.25066], [133.91496, 46.4274], [133.84104, 46.46681], [134.03538, 46.75668], [134.20016, 47.33458], [134.50898, 47.4812], [134.7671, 47.72051], [134.55508, 47.98651], [134.67098, 48.1564], [134.75328, 48.36763], [134.49516, 48.42884], [132.66989, 47.96491], [132.57309, 47.71741], [131.90448, 47.68011], [131.2635, 47.73325], [131.09871, 47.6852], [130.95985, 47.6957], [130.90915, 47.90623], [130.65103, 48.10052], [130.84462, 48.30942], [130.52147, 48.61745], [130.66946, 48.88251], [130.43232, 48.90844], [130.2355, 48.86741], [129.85416, 49.11067], [129.67598, 49.29596], [129.50685, 49.42398], [129.40398, 49.44194], [129.35317, 49.3481], [129.23232, 49.40353], [129.11153, 49.36813], [128.72896, 49.58676], [127.83476, 49.5748], [127.53516, 49.84306], [127.49299, 50.01251], [127.60515, 50.23503], [127.37384, 50.28393], [127.36009, 50.43787], [127.28765, 50.46585], [127.36335, 50.58306], [127.28165, 50.72075], [127.14586, 50.91152], [126.93135, 51.0841], [126.90369, 51.3238], [126.68349, 51.70607], [126.44606, 51.98254], [126.558, 52.13738], [125.6131, 53.07229]], [[113.56865, 22.20973], [113.57123, 22.20416], [113.60504, 22.20464], [113.63011, 22.10782], [113.57191, 22.07696], [113.54839, 22.10909], [113.54942, 22.14519], [113.54093, 22.15497], [113.52659, 22.18271], [113.53552, 22.20607], [113.53301, 22.21235], [113.53591, 22.21369], [113.54093, 22.21314], [113.54333, 22.21688], [113.5508, 22.21672], [113.56865, 22.20973]], [[114.50148, 22.15017], [113.92195, 22.13873], [113.83338, 22.1826], [113.81621, 22.2163], [113.86771, 22.42972], [114.03113, 22.5065], [114.05438, 22.5026], [114.05729, 22.51104], [114.06272, 22.51617], [114.07267, 22.51855], [114.07817, 22.52997], [114.08606, 22.53276], [114.09048, 22.53716], [114.09692, 22.53435], [114.1034, 22.5352], [114.11181, 22.52878], [114.11656, 22.53415], [114.12665, 22.54003], [114.13823, 22.54319], [114.1482, 22.54091], [114.15123, 22.55163], [114.1597, 22.56041], [114.17247, 22.55944], [114.18338, 22.55444], [114.20655, 22.55706], [114.22185, 22.55343], [114.22888, 22.5436], [114.25154, 22.55977], [114.44998, 22.55977], [114.50148, 22.15017]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q22890",
+           nameEn: "Ireland",
+           level: "sharedLandform"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q23666",
+           nameEn: "Great Britain",
+           country: "GB",
+           level: "sharedLandform"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q23681",
+           nameEn: "Northern Cyprus",
+           groups: ["Q644636", "145", "142"],
+           driveSide: "left",
+           callingCodes: ["90 392"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[33.67678, 35.03866], [33.67742, 35.05963], [33.68474, 35.06602], [33.69095, 35.06237], [33.70861, 35.07644], [33.7161, 35.07279], [33.70209, 35.04882], [33.71482, 35.03722], [33.73824, 35.05321], [33.76106, 35.04253], [33.78581, 35.05104], [33.82067, 35.07826], [33.84168, 35.06823], [33.8541, 35.07201], [33.87479, 35.08881], [33.87097, 35.09389], [33.87622, 35.10457], [33.87224, 35.12293], [33.88561, 35.12449], [33.88943, 35.12007], [33.88737, 35.11408], [33.89853, 35.11377], [33.91789, 35.08688], [33.91299, 35.07579], [33.90247, 35.07686], [33.89485, 35.06873], [33.88367, 35.07877], [33.85261, 35.0574], [33.8355, 35.05777], [33.82051, 35.0667], [33.8012, 35.04786], [33.81524, 35.04192], [33.83055, 35.02865], [33.82875, 35.01685], [33.84045, 35.00616], [33.85216, 35.00579], [33.85891, 35.001], [33.85621, 34.98956], [33.83505, 34.98108], [33.84811, 34.97075], [33.86432, 34.97592], [33.90075, 34.96623], [33.98684, 34.76642], [35.48515, 34.70851], [35.51152, 36.10954], [32.82353, 35.70297], [32.46489, 35.48584], [32.60361, 35.16647], [32.64864, 35.19967], [32.70947, 35.18328], [32.70779, 35.14127], [32.85733, 35.07742], [32.86406, 35.1043], [32.94471, 35.09422], [33.01192, 35.15639], [33.08249, 35.17319], [33.11105, 35.15639], [33.15138, 35.19504], [33.27068, 35.16815], [33.3072, 35.16816], [33.31955, 35.18096], [33.35056, 35.18328], [33.34964, 35.17803], [33.35596, 35.17942], [33.35612, 35.17402], [33.36569, 35.17479], [33.3717, 35.1788], [33.37248, 35.18698], [33.38575, 35.2018], [33.4076, 35.20062], [33.41675, 35.16325], [33.46813, 35.10564], [33.48136, 35.0636], [33.47825, 35.04103], [33.45178, 35.02078], [33.45256, 35.00288], [33.47666, 35.00701], [33.48915, 35.06594], [33.53975, 35.08151], [33.57478, 35.06049], [33.567, 35.04803], [33.59658, 35.03635], [33.61215, 35.0527], [33.63765, 35.03869], [33.67678, 35.03866]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q25231",
+           nameEn: "Svalbard",
+           aliases: ["NO-21"],
+           country: "NO",
+           groups: ["SJ", "154", "150", "UN"],
+           level: "subterritory",
+           callingCodes: ["47 79"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-7.49892, 77.24208], [32.07813, 72.01005], [36.85549, 84.09565], [-7.49892, 77.24208]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q25263",
+           nameEn: "Azores",
+           aliases: ["PT-20"],
+           country: "PT",
+           groups: ["Q3320166", "Q2914565", "Q105472", "EU", "039", "150", "UN"],
+           callingCodes: ["351"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-23.12984, 40.26428], [-36.43765, 41.39418], [-22.54767, 33.34416], [-23.12984, 40.26428]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q25359",
+           nameEn: "Navassa Island",
+           aliases: ["UM-76"],
+           country: "US",
+           groups: ["UM", "Q1352230", "029", "003", "419", "019", "UN"],
+           level: "subterritory",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-74.7289, 18.71009], [-75.71816, 18.46438], [-74.76465, 18.06252], [-74.7289, 18.71009]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q25396",
+           nameEn: "Bonaire",
+           aliases: ["BQ-BO", "NL-BQ1"],
+           country: "NL",
+           groups: ["Q1451600", "BQ", "029", "003", "419", "019", "UN"],
+           level: "subterritory",
+           callingCodes: ["599 7"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-67.89186, 12.4116], [-68.90012, 12.62309], [-68.33524, 11.78151], [-68.01417, 11.77722], [-67.89186, 12.4116]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q25528",
+           nameEn: "Saba",
+           aliases: ["BQ-SA", "NL-BQ2"],
+           country: "NL",
+           groups: ["Q1451600", "BQ", "029", "003", "419", "019", "UN"],
+           level: "subterritory",
+           callingCodes: ["599 4"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-63.07669, 17.79659], [-63.81314, 17.95045], [-63.22932, 17.32592], [-63.07669, 17.79659]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q26180",
+           nameEn: "Sint Eustatius",
+           aliases: ["BQ-SE", "NL-BQ3"],
+           country: "NL",
+           groups: ["Q1451600", "BQ", "029", "003", "419", "019", "UN"],
+           level: "subterritory",
+           callingCodes: ["599 3"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-63.07669, 17.79659], [-63.34999, 16.94218], [-62.76692, 17.64353], [-63.07669, 17.79659]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q26253",
+           nameEn: "Madeira",
+           aliases: ["PT-30"],
+           country: "PT",
+           groups: ["Q3320166", "Q2914565", "Q105472", "EU", "039", "150", "UN"],
+           callingCodes: ["351"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-19.30302, 33.65304], [-16.04789, 29.65076], [-11.68307, 33.12333], [-19.30302, 33.65304]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q26927",
+           nameEn: "Lakshadweep",
+           aliases: ["IN-LD"],
+           country: "IN",
+           groups: ["034", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["91"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[67.64074, 11.57295], [76.59015, 5.591], [72.67494, 13.58102], [67.64074, 11.57295]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q27329",
+           nameEn: "Asian Russia",
+           country: "RU",
+           groups: ["142", "UN"],
+           callingCodes: ["7"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-179.99933, 64.74703], [-172.76104, 63.77445], [-169.03888, 65.48473], [-168.95635, 65.98512], [-168.25765, 71.99091], [-179.9843, 71.90735], [-179.99933, 64.74703]]], [[[59.99809, 51.98263], [60.19925, 51.99173], [60.48915, 52.15175], [60.72581, 52.15538], [60.78201, 52.22067], [61.05417, 52.35096], [60.98021, 52.50068], [60.84709, 52.52228], [60.84118, 52.63912], [60.71693, 52.66245], [60.71989, 52.75923], [61.05842, 52.92217], [61.23462, 53.03227], [62.0422, 52.96105], [62.12799, 52.99133], [62.14574, 53.09626], [61.19024, 53.30536], [61.14291, 53.41481], [61.29082, 53.50992], [61.37957, 53.45887], [61.57185, 53.50112], [61.55706, 53.57144], [60.90626, 53.62937], [61.22574, 53.80268], [61.14283, 53.90063], [60.99796, 53.93699], [61.26863, 53.92797], [61.3706, 54.08464], [61.47603, 54.08048], [61.56941, 53.95703], [61.65318, 54.02445], [62.03913, 53.94768], [62.00966, 54.04134], [62.38535, 54.03961], [62.45931, 53.90737], [62.56876, 53.94047], [62.58651, 54.05871], [63.80604, 54.27079], [63.91224, 54.20013], [64.02715, 54.22679], [63.97686, 54.29763], [64.97216, 54.4212], [65.11033, 54.33028], [65.24663, 54.35721], [65.20174, 54.55216], [68.21308, 54.98645], [68.26661, 55.09226], [68.19206, 55.18823], [68.90865, 55.38148], [69.34224, 55.36344], [69.74917, 55.35545], [70.19179, 55.1476], [70.76493, 55.3027], [70.96009, 55.10558], [71.08288, 54.71253], [71.24185, 54.64965], [71.08706, 54.33376], [71.10379, 54.13326], [71.96141, 54.17736], [72.17477, 54.36303], [72.43415, 53.92685], [72.71026, 54.1161], [73.37963, 53.96132], [73.74778, 54.07194], [73.68921, 53.86522], [73.25412, 53.61532], [73.39218, 53.44623], [75.07405, 53.80831], [75.43398, 53.98652], [75.3668, 54.07439], [76.91052, 54.4677], [76.82266, 54.1798], [76.44076, 54.16017], [76.54243, 53.99329], [77.90383, 53.29807], [79.11255, 52.01171], [80.08138, 50.77658], [80.4127, 50.95581], [80.44819, 51.20855], [80.80318, 51.28262], [81.16999, 51.15662], [81.06091, 50.94833], [81.41248, 50.97524], [81.46581, 50.77658], [81.94999, 50.79307], [82.55443, 50.75412], [83.14607, 51.00796], [83.8442, 50.87375], [84.29385, 50.27257], [84.99198, 50.06793], [85.24047, 49.60239], [86.18709, 49.50259], [86.63674, 49.80136], [86.79056, 49.74787], [86.61307, 49.60239], [86.82606, 49.51796], [87.03071, 49.25142], [87.31465, 49.23603], [87.28386, 49.11626], [87.478, 49.07403], [87.48983, 49.13794], [87.81333, 49.17354], [87.98977, 49.18147], [88.15543, 49.30314], [88.17223, 49.46934], [88.42449, 49.48821], [88.82499, 49.44808], [89.70687, 49.72535], [89.59711, 49.90851], [91.86048, 50.73734], [92.07173, 50.69585], [92.44714, 50.78762], [93.01109, 50.79001], [92.99595, 50.63183], [94.30823, 50.57498], [94.39258, 50.22193], [94.49477, 50.17832], [94.6121, 50.04239], [94.97166, 50.04725], [95.02465, 49.96941], [95.74757, 49.97915], [95.80056, 50.04239], [96.97388, 49.88413], [97.24639, 49.74737], [97.56811, 49.84265], [97.56432, 49.92801], [97.76871, 49.99861], [97.85197, 49.91339], [98.29481, 50.33561], [98.31373, 50.4996], [98.06393, 50.61262], [97.9693, 50.78044], [98.01472, 50.86652], [97.83305, 51.00248], [98.05257, 51.46696], [98.22053, 51.46579], [98.33222, 51.71832], [98.74142, 51.8637], [98.87768, 52.14563], [99.27888, 51.96876], [99.75578, 51.90108], [99.89203, 51.74903], [100.61116, 51.73028], [101.39085, 51.45753], [101.5044, 51.50467], [102.14032, 51.35566], [102.32194, 50.67982], [102.71178, 50.38873], [103.70343, 50.13952], [105.32528, 50.4648], [106.05562, 50.40582], [106.07865, 50.33474], [106.47156, 50.31909], [106.49628, 50.32436], [106.51122, 50.34408], [106.58373, 50.34044], [106.80326, 50.30177], [107.00007, 50.1977], [107.1174, 50.04239], [107.36407, 49.97612], [107.96116, 49.93191], [107.95387, 49.66659], [108.27937, 49.53167], [108.53969, 49.32325], [109.18017, 49.34709], [109.51325, 49.22859], [110.24373, 49.16676], [110.39891, 49.25083], [110.64493, 49.1816], [113.02647, 49.60772], [113.20216, 49.83356], [114.325, 50.28098], [114.9703, 50.19254], [115.26068, 49.97367], [115.73602, 49.87688], [116.22402, 50.04477], [116.62502, 49.92919], [116.71193, 49.83813], [117.27597, 49.62544], [117.48208, 49.62324], [117.82343, 49.52696], [118.61623, 49.93809], [119.11003, 50.00276], [119.27996, 50.13348], [119.38598, 50.35162], [119.13553, 50.37412], [120.10963, 51.671], [120.65907, 51.93544], [120.77337, 52.20805], [120.61346, 52.32447], [120.71673, 52.54099], [120.46454, 52.63811], [120.04049, 52.58773], [120.0451, 52.7359], [120.85633, 53.28499], [121.39213, 53.31888], [122.35063, 53.49565], [122.85966, 53.47395], [123.26989, 53.54843], [123.86158, 53.49391], [124.46078, 53.21881], [125.17522, 53.20225], [125.6131, 53.07229], [126.558, 52.13738], [126.44606, 51.98254], [126.68349, 51.70607], [126.90369, 51.3238], [126.93135, 51.0841], [127.14586, 50.91152], [127.28165, 50.72075], [127.36335, 50.58306], [127.28765, 50.46585], [127.36009, 50.43787], [127.37384, 50.28393], [127.60515, 50.23503], [127.49299, 50.01251], [127.53516, 49.84306], [127.83476, 49.5748], [128.72896, 49.58676], [129.11153, 49.36813], [129.23232, 49.40353], [129.35317, 49.3481], [129.40398, 49.44194], [129.50685, 49.42398], [129.67598, 49.29596], [129.85416, 49.11067], [130.2355, 48.86741], [130.43232, 48.90844], [130.66946, 48.88251], [130.52147, 48.61745], [130.84462, 48.30942], [130.65103, 48.10052], [130.90915, 47.90623], [130.95985, 47.6957], [131.09871, 47.6852], [131.2635, 47.73325], [131.90448, 47.68011], [132.57309, 47.71741], [132.66989, 47.96491], [134.49516, 48.42884], [134.75328, 48.36763], [134.67098, 48.1564], [134.55508, 47.98651], [134.7671, 47.72051], [134.50898, 47.4812], [134.20016, 47.33458], [134.03538, 46.75668], [133.84104, 46.46681], [133.91496, 46.4274], [133.88097, 46.25066], [133.68047, 46.14697], [133.72695, 46.05576], [133.67569, 45.9759], [133.60442, 45.90053], [133.48457, 45.86203], [133.41083, 45.57723], [133.19419, 45.51913], [133.09279, 45.25693], [133.12293, 45.1332], [132.96373, 45.0212], [132.83978, 45.05916], [131.99417, 45.2567], [131.86903, 45.33636], [131.76532, 45.22609], [131.66852, 45.2196], [131.68466, 45.12374], [131.48415, 44.99513], [130.95639, 44.85154], [131.1108, 44.70266], [131.30365, 44.04262], [131.25484, 44.03131], [131.23583, 43.96085], [131.26176, 43.94011], [131.21105, 43.82383], [131.19492, 43.53047], [131.29402, 43.46695], [131.30324, 43.39498], [131.19031, 43.21385], [131.20414, 43.13654], [131.10274, 43.04734], [131.135, 42.94114], [131.02668, 42.91246], [131.02438, 42.86518], [130.66524, 42.84753], [130.44361, 42.76205], [130.40213, 42.70788], [130.56576, 42.68925], [130.62107, 42.58413], [130.55143, 42.52158], [130.56835, 42.43281], [130.60805, 42.4317], [130.64181, 42.41422], [130.66367, 42.38024], [130.65022, 42.32281], [131.95041, 41.5445], [140.9182, 45.92937], [145.82343, 44.571], [145.23667, 43.76813], [153.94307, 38.42848], [180, 62.52334], [180, 71.53642], [155.31937, 81.93282], [76.13964, 83.37843], [64.18965, 69.94255], [66.1708, 67.61252], [61.98014, 65.72191], [60.74386, 64.95767], [59.63945, 64.78384], [59.80579, 64.13948], [59.24834, 63.01859], [59.61398, 62.44915], [59.36223, 61.3882], [59.50685, 60.91162], [58.3853, 59.487], [59.15636, 59.14682], [59.40376, 58.45822], [58.71104, 58.07475], [58.81412, 57.71602], [58.13789, 57.68097], [58.07604, 57.08308], [57.28024, 56.87898], [57.51527, 56.08729], [59.28419, 56.15739], [59.49035, 55.60486], [58.81825, 55.03378], [57.25137, 55.26262], [57.14829, 54.84204], [57.95234, 54.39672], [59.95217, 54.85853], [59.70487, 54.14846], [58.94336, 53.953], [58.79644, 52.43392], [59.22409, 52.28437], [59.25033, 52.46803], [60.17516, 52.39457], [60.17253, 52.25814], [59.91279, 52.06924], [59.99809, 51.98263]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q34366",
+           nameEn: "Tasmania",
+           aliases: ["AU-TAS"],
+           country: "AU",
+           groups: ["053", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["61"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[123.64533, -39.13605], [159.69067, -56.28945], [159.74028, -39.1978], [123.64533, -39.13605]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q34497",
+           nameEn: "Saint Helena",
+           aliases: ["SH-HL"],
+           country: "GB",
+           groups: ["SH", "BOTS", "011", "202", "002", "UN"],
+           level: "subterritory",
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["290"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-8.3824, -13.9131], [-6.17428, -19.07236], [-3.29308, -15.22647], [-8.3824, -13.9131]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q35657",
+           nameEn: "US States",
+           country: "US",
+           level: "subcountryGroup"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q36117",
+           nameEn: "Borneo",
+           level: "sharedLandform"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q36678",
+           nameEn: "West Bank",
+           country: "PS",
+           groups: ["145", "142"],
+           callingCodes: ["970"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[35.47672, 31.49578], [35.55941, 31.76535], [35.52758, 31.9131], [35.54375, 31.96587], [35.52012, 32.04076], [35.57111, 32.21877], [35.55807, 32.38674], [35.42078, 32.41562], [35.41048, 32.43706], [35.41598, 32.45593], [35.42034, 32.46009], [35.40224, 32.50136], [35.35212, 32.52047], [35.30685, 32.51024], [35.29306, 32.50947], [35.25049, 32.52453], [35.2244, 32.55289], [35.15937, 32.50466], [35.10882, 32.4757], [35.10024, 32.47856], [35.09236, 32.47614], [35.08564, 32.46948], [35.07059, 32.4585], [35.05423, 32.41754], [35.05311, 32.4024], [35.0421, 32.38242], [35.05142, 32.3667], [35.04243, 32.35008], [35.01772, 32.33863], [35.01119, 32.28684], [35.02939, 32.2671], [35.01841, 32.23981], [34.98885, 32.20758], [34.95703, 32.19522], [34.96009, 32.17503], [34.99039, 32.14626], [34.98507, 32.12606], [34.99437, 32.10962], [34.9863, 32.09551], [35.00261, 32.027], [34.98682, 31.96935], [35.00124, 31.93264], [35.03489, 31.92448], [35.03978, 31.89276], [35.03489, 31.85919], [34.99712, 31.85569], [34.9724, 31.83352], [35.01978, 31.82944], [35.05617, 31.85685], [35.07677, 31.85627], [35.14174, 31.81325], [35.18603, 31.80901], [35.18169, 31.82542], [35.19461, 31.82687], [35.21469, 31.81835], [35.216, 31.83894], [35.21128, 31.863], [35.20381, 31.86716], [35.20673, 31.88151], [35.20791, 31.8821], [35.20945, 31.8815], [35.21016, 31.88237], [35.21276, 31.88153], [35.2136, 31.88241], [35.22014, 31.88264], [35.22294, 31.87889], [35.22567, 31.86745], [35.22817, 31.8638], [35.2249, 31.85433], [35.2304, 31.84222], [35.24816, 31.8458], [35.25753, 31.8387], [35.251, 31.83085], [35.26404, 31.82567], [35.25573, 31.81362], [35.26058, 31.79064], [35.25225, 31.7678], [35.26319, 31.74846], [35.25182, 31.73945], [35.24981, 31.72543], [35.2438, 31.7201], [35.24315, 31.71244], [35.23972, 31.70896], [35.22392, 31.71899], [35.21937, 31.71578], [35.20538, 31.72388], [35.18023, 31.72067], [35.16478, 31.73242], [35.15474, 31.73352], [35.15119, 31.73634], [35.13931, 31.73012], [35.12933, 31.7325], [35.11895, 31.71454], [35.10782, 31.71594], [35.08226, 31.69107], [35.00879, 31.65426], [34.95249, 31.59813], [34.9415, 31.55601], [34.94356, 31.50743], [34.93258, 31.47816], [34.89756, 31.43891], [34.87833, 31.39321], [34.88932, 31.37093], [34.92571, 31.34337], [35.02459, 31.35979], [35.13033, 31.3551], [35.22921, 31.37445], [35.39675, 31.49572], [35.47672, 31.49578]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q37362",
+           nameEn: "Akrotiri and Dhekelia",
+           aliases: ["SBA"],
+           country: "GB"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q38095",
+           nameEn: "Gal\xE1pagos Islands",
+           aliases: ["EC-W"],
+           country: "EC",
+           groups: ["005", "419", "019", "UN"],
+           callingCodes: ["593"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-93.12365, 2.64343], [-92.46744, -2.52874], [-87.07749, -0.8849], [-93.12365, 2.64343]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q39760",
+           nameEn: "Gaza Strip",
+           country: "PS",
+           groups: ["145", "142"],
+           callingCodes: ["970"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[34.052, 31.46619], [34.21853, 31.32363], [34.23572, 31.2966], [34.24012, 31.29591], [34.26742, 31.21998], [34.29417, 31.24194], [34.36523, 31.28963], [34.37381, 31.30598], [34.36505, 31.36404], [34.40077, 31.40926], [34.48892, 31.48365], [34.56797, 31.54197], [34.48681, 31.59711], [34.29262, 31.70393], [34.052, 31.46619]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q40888",
+           nameEn: "Andaman and Nicobar Islands",
+           aliases: ["IN-AN"],
+           country: "IN",
+           groups: ["034", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["91"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[94.42132, 5.96581], [94.6371, 13.81803], [86.7822, 13.41052], [94.42132, 5.96581]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q41684",
+           nameEn: "Stewart Island",
+           country: "NZ",
+           groups: ["053", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["64"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[166.59185, -47.61313], [169.70504, -47.56021], [167.52103, -46.41337], [166.59185, -47.61313]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q43296",
+           nameEn: "Wake Island",
+           aliases: ["WK", "WAK", "WKUM", "872", "UM-79"],
+           country: "US",
+           groups: ["UM", "Q1352230", "057", "009", "UN"],
+           level: "subterritory",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[167.34779, 18.97692], [166.67967, 20.14834], [165.82549, 18.97692], [167.34779, 18.97692]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q46275",
+           nameEn: "New Zealand Subantarctic Islands",
+           country: "NZ",
+           groups: ["Q851132", "053", "009", "UN"],
+           driveSide: "left"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[164.30551, -47.88072], [161.96603, -56.07661], [179.49541, -50.04657], [179.49541, -47.2902], [169.91032, -47.66283], [164.30551, -47.88072]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q46395",
+           nameEn: "British Overseas Territories",
+           aliases: ["BOTS", "UKOTS"],
+           country: "GB",
+           level: "subcountryGroup"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q46772",
+           nameEn: "Kerguelen Islands",
+           country: "FR",
+           groups: ["TF", "Q1451600", "014", "202", "002", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[61.9216, -49.39746], [70.67507, -51.14192], [74.25129, -45.45074], [61.9216, -49.39746]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q46879",
+           nameEn: "Baker Island",
+           aliases: ["UM-81"],
+           country: "US",
+           groups: ["UM", "Q1352230", "061", "009", "UN"],
+           level: "subterritory",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-175.33482, -1.40631], [-175.31323, 0.5442], [-177.91421, 0.39582], [-175.33482, -1.40631]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q47863",
+           nameEn: "Midway Atoll",
+           aliases: ["MI", "MID", "MIUM", "488", "UM-71"],
+           country: "US",
+           groups: ["UM", "Q1352230", "061", "009", "UN"],
+           level: "subterritory",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-176.29741, 29.09786], [-177.77531, 29.29793], [-177.5224, 27.7635], [-176.29741, 29.09786]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q62218",
+           nameEn: "Jarvis Island",
+           aliases: ["UM-86"],
+           country: "US",
+           groups: ["UM", "Q1352230", "061", "009", "UN"],
+           level: "subterritory",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-160.42921, -1.4364], [-159.12443, 0.19975], [-160.38779, 0.30331], [-160.42921, -1.4364]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q105472",
+           nameEn: "Macaronesia",
+           level: "sharedLandform"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q114935",
+           nameEn: "Kermadec Islands",
+           country: "NZ",
+           groups: ["Q851132", "053", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["64"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-174.40891, -29.09438], [-180, -24.21376], [-179.96512, -35.00791], [-174.40891, -29.09438]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q115459",
+           nameEn: "Chatham Islands",
+           aliases: ["NZ-CIT"],
+           country: "NZ",
+           groups: ["Q851132", "053", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["64"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-179.93224, -45.18423], [-172.47015, -45.17912], [-176.30998, -41.38382], [-179.93224, -45.18423]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q118863",
+           nameEn: "North Island",
+           country: "NZ",
+           groups: ["053", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["64"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[179.49541, -47.2902], [179.49541, -36.79303], [174.17679, -32.62487], [170.27492, -36.38133], [174.58663, -40.80446], [174.46634, -41.55028], [179.49541, -47.2902]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q120755",
+           nameEn: "South Island",
+           country: "NZ",
+           groups: ["053", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["64"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[169.70504, -47.56021], [179.49541, -47.2902], [174.46634, -41.55028], [174.58663, -40.80446], [170.27492, -36.38133], [166.56976, -39.94841], [164.8365, -46.0205], [167.52103, -46.41337], [169.70504, -47.56021]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q123076",
+           nameEn: "Palmyra Atoll",
+           aliases: ["UM-95"],
+           country: "US",
+           groups: ["UM", "Q1352230", "061", "009", "UN"],
+           level: "subterritory",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-161.06795, 5.2462], [-161.0731, 7.1291], [-163.24478, 5.24198], [-161.06795, 5.2462]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q130574",
+           nameEn: "Chafarinas Islands",
+           country: "ES",
+           groups: ["EU", "Q191011", "015", "002", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-2.40316, 35.16893], [-2.43262, 35.20652], [-2.45965, 35.16527], [-2.40316, 35.16893]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q130895",
+           nameEn: "Kingman Reef",
+           aliases: ["UM-89"],
+           country: "US",
+           groups: ["UM", "Q1352230", "061", "009", "UN"],
+           level: "subterritory",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-161.0731, 7.1291], [-163.16627, 7.15036], [-163.24478, 5.24198], [-161.0731, 7.1291]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q131008",
+           nameEn: "Johnston Atoll",
+           aliases: ["JT", "JTN", "JTUM", "396", "UM-67"],
+           country: "US",
+           groups: ["UM", "Q1352230", "061", "009", "UN"],
+           level: "subterritory",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-170.65691, 16.57199], [-168.87689, 16.01159], [-169.2329, 17.4933], [-170.65691, 16.57199]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q131305",
+           nameEn: "Howland Island",
+           aliases: ["UM-84"],
+           country: "US",
+           groups: ["UM", "Q1352230", "061", "009", "UN"],
+           level: "subterritory",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-177.91421, 0.39582], [-175.31323, 0.5442], [-176.74464, 2.28109], [-177.91421, 0.39582]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q133888",
+           nameEn: "Ashmore and Cartier Islands",
+           country: "AU",
+           groups: ["053", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["61"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[123.7463, -11.1783], [120.6877, -13.59408], [125.29076, -12.33139], [123.7463, -11.1783]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q153732",
+           nameEn: "Mariana Islands",
+           level: "sharedLandform"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q172216",
+           nameEn: "Coral Sea Islands",
+           country: "AU",
+           groups: ["053", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["61"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[159.77159, -28.41151], [156.73836, -14.50464], [145.2855, -9.62524], [147.69992, -17.5933], [152.93188, -20.92631], [154.02855, -24.43238], [159.77159, -28.41151]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q179313",
+           nameEn: "Alderney",
+           country: "GB",
+           groups: ["GG", "830", "Q185086", "154", "150", "UN"],
+           level: "subterritory",
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["44 01481"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-2.36485, 49.48223], [-2.09454, 49.46288], [-2.02963, 49.91866], [-2.49556, 49.79012], [-2.36485, 49.48223]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q185086",
+           nameEn: "Crown Dependencies",
+           country: "GB",
+           level: "subcountryGroup"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q190571",
+           nameEn: "Scattered Islands",
+           country: "FR",
+           groups: ["TF", "Q1451600", "014", "202", "002", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[53.53458, -16.36909], [54.96649, -16.28353], [54.61476, -15.02273], [53.53458, -16.36909]]], [[[38.55969, -20.75596], [40.68027, -23.38889], [43.52893, -15.62903], [38.55969, -20.75596]]], [[[47.03092, -11.05648], [47.11593, -12.08552], [47.96702, -11.46447], [47.03092, -11.05648]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q191011",
+           nameEn: "Plazas de soberan\xEDa",
+           country: "ES"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q191146",
+           nameEn: "Pe\xF1\xF3n de V\xE9lez de la Gomera",
+           country: "ES",
+           groups: ["EU", "Q191011", "015", "002", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-4.30191, 35.17419], [-4.30112, 35.17058], [-4.29436, 35.17149], [-4.30191, 35.17419]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q201698",
+           nameEn: "Crozet Islands",
+           country: "FR",
+           groups: ["TF", "Q1451600", "014", "202", "002", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[55.03425, -43.65017], [46.31615, -46.28749], [54.5587, -47.93013], [55.03425, -43.65017]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q578170",
+           nameEn: "Contiguous United States",
+           aliases: ["CONUS"],
+           country: "US",
+           groups: ["Q35657", "021", "003", "019", "UN"],
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-97.13927, 25.96583], [-96.92418, 25.97377], [-80.57035, 24.0565], [-78.91214, 27.76553], [-61.98255, 37.34815], [-67.16117, 44.20069], [-66.93432, 44.82597], [-66.96824, 44.83078], [-66.98249, 44.87071], [-66.96824, 44.90965], [-67.0216, 44.95333], [-67.11316, 45.11176], [-67.15965, 45.16179], [-67.19603, 45.16771], [-67.20349, 45.1722], [-67.22751, 45.16344], [-67.27039, 45.1934], [-67.29748, 45.18173], [-67.29754, 45.14865], [-67.34927, 45.122], [-67.48201, 45.27351], [-67.42394, 45.37969], [-67.50578, 45.48971], [-67.42144, 45.50584], [-67.43815, 45.59162], [-67.6049, 45.60725], [-67.80705, 45.69528], [-67.80653, 45.80022], [-67.75654, 45.82324], [-67.80961, 45.87531], [-67.75196, 45.91814], [-67.78111, 45.9392], [-67.78578, 47.06473], [-67.87993, 47.10377], [-67.94843, 47.1925], [-68.23244, 47.35712], [-68.37458, 47.35851], [-68.38332, 47.28723], [-68.57914, 47.28431], [-68.60575, 47.24659], [-68.70125, 47.24399], [-68.89222, 47.1807], [-69.05039, 47.2456], [-69.05073, 47.30076], [-69.05148, 47.42012], [-69.22119, 47.46461], [-69.99966, 46.69543], [-70.05812, 46.41768], [-70.18547, 46.35357], [-70.29078, 46.18832], [-70.23855, 46.1453], [-70.31025, 45.96424], [-70.24694, 45.95138], [-70.25976, 45.89675], [-70.41523, 45.79497], [-70.38934, 45.73215], [-70.54019, 45.67291], [-70.68516, 45.56964], [-70.72651, 45.49771], [-70.62518, 45.42286], [-70.65383, 45.37592], [-70.78372, 45.43269], [-70.82638, 45.39828], [-70.80236, 45.37444], [-70.84816, 45.22698], [-70.89864, 45.2398], [-70.91169, 45.29849], [-70.95193, 45.33895], [-71.0107, 45.34819], [-71.01866, 45.31573], [-71.08364, 45.30623], [-71.14568, 45.24128], [-71.19723, 45.25438], [-71.22338, 45.25184], [-71.29371, 45.29996], [-71.37133, 45.24624], [-71.44252, 45.2361], [-71.40364, 45.21382], [-71.42778, 45.12624], [-71.48735, 45.07784], [-71.50067, 45.01357], [-73.35025, 45.00942], [-74.32699, 44.99029], [-74.66689, 45.00646], [-74.8447, 45.00606], [-74.99101, 44.98051], [-75.01363, 44.95608], [-75.2193, 44.87821], [-75.41441, 44.76614], [-75.76813, 44.51537], [-75.8217, 44.43176], [-75.95947, 44.34463], [-76.00018, 44.34896], [-76.16285, 44.28262], [-76.1664, 44.23051], [-76.244, 44.19643], [-76.31222, 44.19894], [-76.35324, 44.13493], [-76.43859, 44.09393], [-76.79706, 43.63099], [-79.25796, 43.54052], [-79.06921, 43.26183], [-79.05512, 43.25375], [-79.05544, 43.21224], [-79.05002, 43.20133], [-79.05384, 43.17418], [-79.04652, 43.16396], [-79.0427, 43.13934], [-79.06881, 43.12029], [-79.05671, 43.10937], [-79.07486, 43.07845], [-79.01055, 43.06659], [-78.99941, 43.05612], [-79.02424, 43.01983], [-79.02074, 42.98444], [-78.98126, 42.97], [-78.96312, 42.95509], [-78.93224, 42.95229], [-78.90905, 42.93022], [-78.90712, 42.89733], [-78.93684, 42.82887], [-82.67862, 41.67615], [-83.11184, 41.95671], [-83.14962, 42.04089], [-83.12724, 42.2376], [-83.09837, 42.28877], [-83.07837, 42.30978], [-83.02253, 42.33045], [-82.82964, 42.37355], [-82.64242, 42.55594], [-82.58873, 42.54984], [-82.57583, 42.5718], [-82.51858, 42.611], [-82.51063, 42.66025], [-82.46613, 42.76615], [-82.4826, 42.8068], [-82.45331, 42.93139], [-82.4253, 42.95423], [-82.4146, 42.97626], [-82.42469, 42.992], [-82.48419, 45.30225], [-83.59589, 45.82131], [-83.43746, 45.99749], [-83.57017, 46.105], [-83.83329, 46.12169], [-83.90453, 46.05922], [-83.95399, 46.05634], [-84.1096, 46.23987], [-84.09756, 46.25512], [-84.11615, 46.2681], [-84.11254, 46.32329], [-84.13451, 46.39218], [-84.11196, 46.50248], [-84.12885, 46.53068], [-84.17723, 46.52753], [-84.1945, 46.54061], [-84.2264, 46.53337], [-84.26351, 46.49508], [-84.29893, 46.49127], [-84.34174, 46.50683], [-84.42101, 46.49853], [-84.4481, 46.48972], [-84.47607, 46.45225], [-84.55635, 46.45974], [-84.85871, 46.88881], [-88.37033, 48.30586], [-89.48837, 48.01412], [-89.57972, 48.00023], [-89.77248, 48.02607], [-89.89974, 47.98109], [-90.07418, 48.11043], [-90.56312, 48.09488], [-90.56444, 48.12184], [-90.75045, 48.09143], [-90.87588, 48.2484], [-91.08016, 48.18096], [-91.25025, 48.08522], [-91.43248, 48.04912], [-91.45829, 48.07454], [-91.58025, 48.04339], [-91.55649, 48.10611], [-91.70451, 48.11805], [-91.71231, 48.19875], [-91.86125, 48.21278], [-91.98929, 48.25409], [-92.05339, 48.35958], [-92.14732, 48.36578], [-92.202, 48.35252], [-92.26662, 48.35651], [-92.30939, 48.31251], [-92.27167, 48.25046], [-92.37185, 48.22259], [-92.48147, 48.36609], [-92.45588, 48.40624], [-92.50712, 48.44921], [-92.65606, 48.43471], [-92.71323, 48.46081], [-92.69927, 48.49573], [-92.62747, 48.50278], [-92.6342, 48.54133], [-92.7287, 48.54005], [-92.94973, 48.60866], [-93.25391, 48.64266], [-93.33946, 48.62787], [-93.3712, 48.60599], [-93.39758, 48.60364], [-93.40693, 48.60948], [-93.44472, 48.59147], [-93.47022, 48.54357], [-93.66382, 48.51845], [-93.79267, 48.51631], [-93.80939, 48.52439], [-93.80676, 48.58232], [-93.83288, 48.62745], [-93.85769, 48.63284], [-94.23215, 48.65202], [-94.25104, 48.65729], [-94.25172, 48.68404], [-94.27153, 48.70232], [-94.4174, 48.71049], [-94.44258, 48.69223], [-94.53826, 48.70216], [-94.54885, 48.71543], [-94.58903, 48.71803], [-94.69335, 48.77883], [-94.69669, 48.80918], [-94.70486, 48.82365], [-94.70087, 48.8339], [-94.687, 48.84077], [-94.75017, 49.09931], [-94.77355, 49.11998], [-94.82487, 49.29483], [-94.8159, 49.32299], [-94.85381, 49.32492], [-94.95681, 49.37035], [-94.99532, 49.36579], [-95.01419, 49.35647], [-95.05825, 49.35311], [-95.12903, 49.37056], [-95.15357, 49.384], [-95.15355, 48.9996], [-123.32163, 49.00419], [-123.0093, 48.83186], [-123.0093, 48.76586], [-123.26565, 48.6959], [-123.15614, 48.35395], [-123.50039, 48.21223], [-125.03842, 48.53282], [-133.98258, 38.06389], [-118.48109, 32.5991], [-117.1243, 32.53427], [-115.88053, 32.63624], [-114.71871, 32.71894], [-114.76736, 32.64094], [-114.80584, 32.62028], [-114.81141, 32.55543], [-114.79524, 32.55731], [-114.82011, 32.49609], [-111.07523, 31.33232], [-108.20979, 31.33316], [-108.20899, 31.78534], [-106.529, 31.784], [-106.52266, 31.77509], [-106.51251, 31.76922], [-106.50962, 31.76155], [-106.50111, 31.75714], [-106.48815, 31.74769], [-106.47298, 31.75054], [-106.46726, 31.75998], [-106.45244, 31.76523], [-106.43419, 31.75478], [-106.41773, 31.75196], [-106.38003, 31.73151], [-106.3718, 31.71165], [-106.34864, 31.69663], [-106.33419, 31.66303], [-106.30305, 31.62154], [-106.28084, 31.56173], [-106.24612, 31.54193], [-106.23711, 31.51262], [-106.20346, 31.46305], [-106.09025, 31.40569], [-106.00363, 31.39181], [-104.77674, 30.4236], [-104.5171, 29.64671], [-104.3969, 29.57105], [-104.39363, 29.55396], [-104.37752, 29.54255], [-103.15787, 28.93865], [-102.60596, 29.8192], [-101.47277, 29.7744], [-101.05686, 29.44738], [-101.01128, 29.36947], [-100.96725, 29.3477], [-100.94579, 29.34523], [-100.94056, 29.33371], [-100.87982, 29.296], [-100.79696, 29.24688], [-100.67294, 29.09744], [-100.63689, 28.90812], [-100.59809, 28.88197], [-100.52313, 28.75598], [-100.5075, 28.74066], [-100.51222, 28.70679], [-100.50029, 28.66117], [-99.55409, 27.61314], [-99.51478, 27.55836], [-99.52955, 27.49747], [-99.50208, 27.50021], [-99.48045, 27.49016], [-99.482, 27.47128], [-99.49744, 27.43746], [-99.53573, 27.30926], [-99.08477, 26.39849], [-99.03053, 26.41249], [-99.00546, 26.3925], [-98.35126, 26.15129], [-98.30491, 26.10475], [-98.27075, 26.09457], [-98.24603, 26.07191], [-97.97017, 26.05232], [-97.95155, 26.0625], [-97.66511, 26.01708], [-97.52025, 25.88518], [-97.49828, 25.89877], [-97.45669, 25.86874], [-97.42511, 25.83969], [-97.37332, 25.83854], [-97.35946, 25.92189], [-97.13927, 25.96583]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q620634",
+           nameEn: "Bir Tawil",
+           groups: ["015", "002"],
+           level: "territory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[33.17563, 22.00405], [33.57251, 21.72406], [33.99686, 21.76784], [34.0765, 22.00501], [33.17563, 22.00405]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q639185",
+           nameEn: "Peros Banhos",
+           country: "GB",
+           groups: ["IO", "BOTS", "014", "202", "002", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[72.12587, -4.02588], [70.1848, -6.37445], [72.09518, -5.61768], [72.12587, -4.02588]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q644636",
+           nameEn: "Cyprus",
+           level: "sharedLandform"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q851132",
+           nameEn: "New Zealand Outlying Islands",
+           country: "NZ",
+           level: "subcountryGroup"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q875134",
+           nameEn: "European Russia",
+           country: "RU",
+           groups: ["151", "150", "UN"],
+           callingCodes: ["7"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[18.57853, 55.25302], [19.64312, 54.45423], [19.8038, 54.44203], [20.63871, 54.3706], [21.41123, 54.32395], [22.79705, 54.36264], [22.7253, 54.41732], [22.70208, 54.45312], [22.67788, 54.532], [22.71293, 54.56454], [22.68021, 54.58486], [22.7522, 54.63525], [22.74225, 54.64339], [22.75467, 54.6483], [22.73397, 54.66604], [22.73631, 54.72952], [22.87317, 54.79492], [22.85083, 54.88711], [22.76422, 54.92521], [22.68723, 54.9811], [22.65451, 54.97037], [22.60075, 55.01863], [22.58907, 55.07085], [22.47688, 55.04408], [22.31562, 55.0655], [22.14267, 55.05345], [22.11697, 55.02131], [22.06087, 55.02935], [22.02582, 55.05078], [22.03984, 55.07888], [21.99543, 55.08691], [21.96505, 55.07353], [21.85521, 55.09493], [21.64954, 55.1791], [21.55605, 55.20311], [21.51095, 55.18507], [21.46766, 55.21115], [21.38446, 55.29348], [21.35465, 55.28427], [21.26425, 55.24456], [20.95181, 55.27994], [20.60454, 55.40986], [18.57853, 55.25302]]], [[[26.32936, 60.00121], [26.90044, 59.63819], [27.85643, 59.58538], [28.04187, 59.47017], [28.19061, 59.39962], [28.21137, 59.38058], [28.20537, 59.36491], [28.19284, 59.35791], [28.14215, 59.28934], [28.00689, 59.28351], [27.90911, 59.24353], [27.87978, 59.18097], [27.80482, 59.1116], [27.74429, 58.98351], [27.36366, 58.78381], [27.55489, 58.39525], [27.48541, 58.22615], [27.62393, 58.09462], [27.67282, 57.92627], [27.81841, 57.89244], [27.78526, 57.83963], [27.56689, 57.83356], [27.50171, 57.78842], [27.52615, 57.72843], [27.3746, 57.66834], [27.40393, 57.62125], [27.31919, 57.57672], [27.34698, 57.52242], [27.56832, 57.53728], [27.52453, 57.42826], [27.86101, 57.29402], [27.66511, 56.83921], [27.86101, 56.88204], [28.04768, 56.59004], [28.13526, 56.57989], [28.10069, 56.524], [28.19057, 56.44637], [28.16599, 56.37806], [28.23716, 56.27588], [28.15217, 56.16964], [28.30571, 56.06035], [28.36888, 56.05805], [28.37987, 56.11399], [28.43068, 56.09407], [28.5529, 56.11705], [28.68337, 56.10173], [28.63668, 56.07262], [28.73418, 55.97131], [29.08299, 56.03427], [29.21717, 55.98971], [29.44692, 55.95978], [29.3604, 55.75862], [29.51283, 55.70294], [29.61446, 55.77716], [29.80672, 55.79569], [29.97975, 55.87281], [30.12136, 55.8358], [30.27776, 55.86819], [30.30987, 55.83592], [30.48257, 55.81066], [30.51346, 55.78982], [30.51037, 55.76568], [30.63344, 55.73079], [30.67464, 55.64176], [30.72957, 55.66268], [30.7845, 55.58514], [30.86003, 55.63169], [30.93419, 55.6185], [30.95204, 55.50667], [30.90123, 55.46621], [30.93144, 55.3914], [30.8257, 55.3313], [30.81946, 55.27931], [30.87944, 55.28223], [30.97369, 55.17134], [31.02071, 55.06167], [31.00972, 55.02783], [30.94243, 55.03964], [30.9081, 55.02232], [30.95754, 54.98609], [30.93144, 54.9585], [30.81759, 54.94064], [30.8264, 54.90062], [30.75165, 54.80699], [30.95479, 54.74346], [30.97127, 54.71967], [31.0262, 54.70698], [30.98226, 54.68872], [30.99187, 54.67046], [31.19339, 54.66947], [31.21399, 54.63113], [31.08543, 54.50361], [31.22945, 54.46585], [31.3177, 54.34067], [31.30791, 54.25315], [31.57002, 54.14535], [31.89599, 54.0837], [31.88744, 54.03653], [31.85019, 53.91801], [31.77028, 53.80015], [31.89137, 53.78099], [32.12621, 53.81586], [32.36663, 53.7166], [32.45717, 53.74039], [32.50112, 53.68594], [32.40499, 53.6656], [32.47777, 53.5548], [32.74968, 53.45597], [32.73257, 53.33494], [32.51725, 53.28431], [32.40773, 53.18856], [32.15368, 53.07594], [31.82373, 53.10042], [31.787, 53.18033], [31.62496, 53.22886], [31.56316, 53.19432], [31.40523, 53.21406], [31.36403, 53.13504], [31.3915, 53.09712], [31.33519, 53.08805], [31.32283, 53.04101], [31.24147, 53.031], [31.35667, 52.97854], [31.592, 52.79011], [31.57277, 52.71613], [31.50406, 52.69707], [31.63869, 52.55361], [31.56316, 52.51518], [31.61397, 52.48843], [31.62084, 52.33849], [31.57971, 52.32146], [31.70735, 52.26711], [31.6895, 52.1973], [31.77877, 52.18636], [31.7822, 52.11406], [31.81722, 52.09955], [31.85018, 52.11305], [31.96141, 52.08015], [31.92159, 52.05144], [32.08813, 52.03319], [32.23331, 52.08085], [32.2777, 52.10266], [32.34044, 52.1434], [32.33083, 52.23685], [32.38988, 52.24946], [32.3528, 52.32842], [32.54781, 52.32423], [32.69475, 52.25535], [32.85405, 52.27888], [32.89937, 52.2461], [33.18913, 52.3754], [33.51323, 52.35779], [33.48027, 52.31499], [33.55718, 52.30324], [33.78789, 52.37204], [34.05239, 52.20132], [34.11199, 52.14087], [34.09413, 52.00835], [34.41136, 51.82793], [34.42922, 51.72852], [34.07765, 51.67065], [34.17599, 51.63253], [34.30562, 51.5205], [34.22048, 51.4187], [34.33446, 51.363], [34.23009, 51.26429], [34.31661, 51.23936], [34.38802, 51.2746], [34.6613, 51.25053], [34.6874, 51.18], [34.82472, 51.17483], [34.97304, 51.2342], [35.14058, 51.23162], [35.12685, 51.16191], [35.20375, 51.04723], [35.31774, 51.08434], [35.40837, 51.04119], [35.32598, 50.94524], [35.39307, 50.92145], [35.41367, 50.80227], [35.47704, 50.77274], [35.48116, 50.66405], [35.39464, 50.64751], [35.47463, 50.49247], [35.58003, 50.45117], [35.61711, 50.35707], [35.73659, 50.35489], [35.80388, 50.41356], [35.8926, 50.43829], [36.06893, 50.45205], [36.20763, 50.3943], [36.30101, 50.29088], [36.47817, 50.31457], [36.58371, 50.28563], [36.56655, 50.2413], [36.64571, 50.218], [36.69377, 50.26982], [36.91762, 50.34963], [37.08468, 50.34935], [37.48204, 50.46079], [37.47243, 50.36277], [37.62486, 50.29966], [37.62879, 50.24481], [37.61113, 50.21976], [37.75807, 50.07896], [37.79515, 50.08425], [37.90776, 50.04194], [38.02999, 49.94482], [38.02999, 49.90592], [38.21675, 49.98104], [38.18517, 50.08161], [38.32524, 50.08866], [38.35408, 50.00664], [38.65688, 49.97176], [38.68677, 50.00904], [38.73311, 49.90238], [38.90477, 49.86787], [38.9391, 49.79524], [39.1808, 49.88911], [39.27968, 49.75976], [39.44496, 49.76067], [39.59142, 49.73758], [39.65047, 49.61761], [39.84548, 49.56064], [40.13249, 49.61672], [40.16683, 49.56865], [40.03636, 49.52321], [40.03087, 49.45452], [40.1141, 49.38798], [40.14912, 49.37681], [40.18331, 49.34996], [40.22176, 49.25683], [40.01988, 49.1761], [39.93437, 49.05709], [39.6836, 49.05121], [39.6683, 48.99454], [39.71353, 48.98959], [39.72649, 48.9754], [39.74874, 48.98675], [39.78368, 48.91596], [39.98967, 48.86901], [40.03636, 48.91957], [40.08168, 48.87443], [39.97182, 48.79398], [39.79466, 48.83739], [39.73104, 48.7325], [39.71765, 48.68673], [39.67226, 48.59368], [39.79764, 48.58668], [39.84548, 48.57821], [39.86196, 48.46633], [39.88794, 48.44226], [39.94847, 48.35055], [39.84136, 48.33321], [39.84273, 48.30947], [39.90041, 48.3049], [39.91465, 48.26743], [39.95248, 48.29972], [39.9693, 48.29904], [39.97325, 48.31399], [39.99241, 48.31768], [40.00752, 48.22445], [39.94847, 48.22811], [39.83724, 48.06501], [39.88256, 48.04482], [39.77544, 48.04206], [39.82213, 47.96396], [39.73935, 47.82876], [38.87979, 47.87719], [38.79628, 47.81109], [38.76379, 47.69346], [38.35062, 47.61631], [38.28679, 47.53552], [38.28954, 47.39255], [38.22225, 47.30788], [38.33074, 47.30508], [38.32112, 47.2585], [38.23049, 47.2324], [38.22955, 47.12069], [38.3384, 46.98085], [38.12112, 46.86078], [37.62608, 46.82615], [35.23066, 45.79231], [35.04991, 45.76827], [36.6645, 45.4514], [36.6545, 45.3417], [36.5049, 45.3136], [36.475, 45.2411], [36.4883, 45.0488], [33.5943, 44.03313], [39.81147, 43.06294], [40.0078, 43.38551], [40.00853, 43.40578], [40.01552, 43.42025], [40.01007, 43.42411], [40.03312, 43.44262], [40.04445, 43.47776], [40.10657, 43.57344], [40.65957, 43.56212], [41.64935, 43.22331], [42.40563, 43.23226], [42.66667, 43.13917], [42.75889, 43.19651], [43.03322, 43.08883], [43.0419, 43.02413], [43.81453, 42.74297], [43.73119, 42.62043], [43.95517, 42.55396], [44.54202, 42.75699], [44.70002, 42.74679], [44.80941, 42.61277], [44.88754, 42.74934], [45.15318, 42.70598], [45.36501, 42.55268], [45.78692, 42.48358], [45.61676, 42.20768], [46.42738, 41.91323], [46.5332, 41.87389], [46.58924, 41.80547], [46.75269, 41.8623], [46.8134, 41.76252], [47.00955, 41.63583], [46.99554, 41.59743], [47.03757, 41.55434], [47.10762, 41.59044], [47.34579, 41.27884], [47.49004, 41.26366], [47.54504, 41.20275], [47.62288, 41.22969], [47.75831, 41.19455], [47.87973, 41.21798], [48.07587, 41.49957], [48.22064, 41.51472], [48.2878, 41.56221], [48.40277, 41.60441], [48.42301, 41.65444], [48.55078, 41.77917], [48.5867, 41.84306], [48.80971, 41.95365], [49.2134, 44.84989], [49.88945, 46.04554], [49.32259, 46.26944], [49.16518, 46.38542], [48.54988, 46.56267], [48.51142, 46.69268], [49.01136, 46.72716], [48.52326, 47.4102], [48.45173, 47.40818], [48.15348, 47.74545], [47.64973, 47.76559], [47.41689, 47.83687], [47.38731, 47.68176], [47.12107, 47.83687], [47.11516, 48.27188], [46.49011, 48.43019], [46.78392, 48.95352], [47.00857, 49.04921], [47.04658, 49.19834], [46.78398, 49.34026], [46.9078, 49.86707], [47.18319, 49.93721], [47.34589, 50.09308], [47.30448, 50.30894], [47.58551, 50.47867], [48.10044, 50.09242], [48.24519, 49.86099], [48.42564, 49.82283], [48.68352, 49.89546], [48.90782, 50.02281], [48.57946, 50.63278], [48.86936, 50.61589], [49.12673, 50.78639], [49.41959, 50.85927], [49.39001, 51.09396], [49.76866, 51.11067], [49.97277, 51.2405], [50.26859, 51.28677], [50.59695, 51.61859], [51.26254, 51.68466], [51.301, 51.48799], [51.77431, 51.49536], [51.8246, 51.67916], [52.36119, 51.74161], [52.54329, 51.48444], [53.46165, 51.49445], [53.69299, 51.23466], [54.12248, 51.11542], [54.46331, 50.85554], [54.41894, 50.61214], [54.55797, 50.52006], [54.71476, 50.61214], [54.56685, 51.01958], [54.72067, 51.03261], [55.67774, 50.54508], [56.11398, 50.7471], [56.17906, 50.93204], [57.17302, 51.11253], [57.44221, 50.88354], [57.74986, 50.93017], [57.75578, 51.13852], [58.3208, 51.15151], [58.87974, 50.70852], [59.48928, 50.64216], [59.51886, 50.49937], [59.81172, 50.54451], [60.01288, 50.8163], [60.17262, 50.83312], [60.31914, 50.67705], [60.81833, 50.6629], [61.4431, 50.80679], [61.56889, 51.23679], [61.6813, 51.25716], [61.55114, 51.32746], [61.50677, 51.40687], [60.95655, 51.48615], [60.92401, 51.61124], [60.5424, 51.61675], [60.36787, 51.66815], [60.50986, 51.7964], [60.09867, 51.87135], [59.99809, 51.98263], [59.91279, 52.06924], [60.17253, 52.25814], [60.17516, 52.39457], [59.25033, 52.46803], [59.22409, 52.28437], [58.79644, 52.43392], [58.94336, 53.953], [59.70487, 54.14846], [59.95217, 54.85853], [57.95234, 54.39672], [57.14829, 54.84204], [57.25137, 55.26262], [58.81825, 55.03378], [59.49035, 55.60486], [59.28419, 56.15739], [57.51527, 56.08729], [57.28024, 56.87898], [58.07604, 57.08308], [58.13789, 57.68097], [58.81412, 57.71602], [58.71104, 58.07475], [59.40376, 58.45822], [59.15636, 59.14682], [58.3853, 59.487], [59.50685, 60.91162], [59.36223, 61.3882], [59.61398, 62.44915], [59.24834, 63.01859], [59.80579, 64.13948], [59.63945, 64.78384], [60.74386, 64.95767], [61.98014, 65.72191], [66.1708, 67.61252], [64.18965, 69.94255], [76.13964, 83.37843], [36.85549, 84.09565], [32.07813, 72.01005], [31.59909, 70.16571], [30.84095, 69.80584], [30.95011, 69.54699], [30.52662, 69.54699], [30.16363, 69.65244], [29.97205, 69.41623], [29.27631, 69.2811], [29.26623, 69.13794], [29.0444, 69.0119], [28.91738, 69.04774], [28.45957, 68.91417], [28.78224, 68.86696], [28.43941, 68.53366], [28.62982, 68.19816], [29.34179, 68.06655], [29.66955, 67.79872], [30.02041, 67.67523], [29.91155, 67.51507], [28.9839, 66.94139], [29.91155, 66.13863], [30.16363, 65.66935], [29.97205, 65.70256], [29.74013, 65.64025], [29.84096, 65.56945], [29.68972, 65.31803], [29.61914, 65.23791], [29.8813, 65.22101], [29.84096, 65.1109], [29.61914, 65.05993], [29.68972, 64.80789], [30.05271, 64.79072], [30.12329, 64.64862], [30.01238, 64.57513], [30.06279, 64.35782], [30.4762, 64.25728], [30.55687, 64.09036], [30.25437, 63.83364], [29.98213, 63.75795], [30.49637, 63.46666], [31.23244, 63.22239], [31.29294, 63.09035], [31.58535, 62.91642], [31.38369, 62.66284], [31.10136, 62.43042], [29.01829, 61.17448], [28.82816, 61.1233], [28.47974, 60.93365], [27.77352, 60.52722], [27.71177, 60.3893], [27.44953, 60.22766], [26.32936, 60.00121]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q1083368",
+           nameEn: "Mainland Finland",
+           country: "FI",
+           groups: ["EU", "154", "150", "UN"],
+           callingCodes: ["358"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[29.12697, 69.69193], [28.36883, 69.81658], [28.32849, 69.88605], [27.97558, 69.99671], [27.95542, 70.0965], [27.57226, 70.06215], [27.05802, 69.92069], [26.64461, 69.96565], [26.40261, 69.91377], [25.96904, 69.68397], [25.69679, 69.27039], [25.75729, 68.99383], [25.61613, 68.89602], [25.42455, 68.90328], [25.12206, 68.78684], [25.10189, 68.63307], [24.93048, 68.61102], [24.90023, 68.55579], [24.74898, 68.65143], [24.18432, 68.73936], [24.02299, 68.81601], [23.781, 68.84514], [23.68017, 68.70276], [23.13064, 68.64684], [22.53321, 68.74393], [22.38367, 68.71561], [22.27276, 68.89514], [21.63833, 69.27485], [21.27827, 69.31281], [21.00732, 69.22755], [20.98641, 69.18809], [21.11099, 69.10291], [21.05775, 69.0356], [20.72171, 69.11874], [20.55258, 69.06069], [20.78802, 69.03087], [20.91658, 68.96764], [20.85104, 68.93142], [20.90649, 68.89696], [21.03001, 68.88969], [22.00429, 68.50692], [22.73028, 68.40881], [23.10336, 68.26551], [23.15377, 68.14759], [23.26469, 68.15134], [23.40081, 68.05545], [23.65793, 67.9497], [23.45627, 67.85297], [23.54701, 67.59306], [23.39577, 67.46974], [23.75372, 67.43688], [23.75372, 67.29914], [23.54701, 67.25435], [23.58735, 67.20752], [23.56214, 67.17038], [23.98563, 66.84149], [23.98059, 66.79585], [23.89488, 66.772], [23.85959, 66.56434], [23.63776, 66.43568], [23.67591, 66.3862], [23.64982, 66.30603], [23.71339, 66.21299], [23.90497, 66.15802], [24.15791, 65.85385], [24.14798, 65.83466], [24.15107, 65.81427], [24.14112, 65.39731], [20.15877, 63.06556], [19.23413, 60.61414], [20.96741, 60.71528], [21.15143, 60.54555], [21.08159, 60.20167], [21.02509, 60.12142], [21.35468, 59.67511], [20.5104, 59.15546], [26.32936, 60.00121], [27.44953, 60.22766], [27.71177, 60.3893], [27.77352, 60.52722], [28.47974, 60.93365], [28.82816, 61.1233], [29.01829, 61.17448], [31.10136, 62.43042], [31.38369, 62.66284], [31.58535, 62.91642], [31.29294, 63.09035], [31.23244, 63.22239], [30.49637, 63.46666], [29.98213, 63.75795], [30.25437, 63.83364], [30.55687, 64.09036], [30.4762, 64.25728], [30.06279, 64.35782], [30.01238, 64.57513], [30.12329, 64.64862], [30.05271, 64.79072], [29.68972, 64.80789], [29.61914, 65.05993], [29.84096, 65.1109], [29.8813, 65.22101], [29.61914, 65.23791], [29.68972, 65.31803], [29.84096, 65.56945], [29.74013, 65.64025], [29.97205, 65.70256], [30.16363, 65.66935], [29.91155, 66.13863], [28.9839, 66.94139], [29.91155, 67.51507], [30.02041, 67.67523], [29.66955, 67.79872], [29.34179, 68.06655], [28.62982, 68.19816], [28.43941, 68.53366], [28.78224, 68.86696], [28.45957, 68.91417], [28.91738, 69.04774], [28.81248, 69.11997], [28.8629, 69.22395], [29.31664, 69.47994], [29.12697, 69.69193]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q1184963",
+           nameEn: "Alhucemas Islands",
+           country: "ES",
+           groups: ["EU", "Q191011", "015", "002", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-3.90602, 35.21494], [-3.88372, 35.20767], [-3.89343, 35.22728], [-3.90602, 35.21494]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q1298289",
+           nameEn: "Egmont Islands",
+           country: "GB",
+           groups: ["IO", "BOTS", "014", "202", "002", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[70.1848, -6.37445], [70.67958, -8.2663], [72.17991, -6.68509], [70.1848, -6.37445]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q1352230",
+           nameEn: "US Territories",
+           country: "US",
+           level: "subcountryGroup"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q1451600",
+           nameEn: "Overseas Countries and Territories of the EU",
+           aliases: ["OCT"],
+           level: "subunion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q1544253",
+           nameEn: "Great Chagos Bank",
+           country: "GB",
+           groups: ["IO", "BOTS", "014", "202", "002", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[70.1848, -6.37445], [72.17991, -6.68509], [73.20573, -5.20727], [70.1848, -6.37445]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q1585511",
+           nameEn: "Salomon Atoll",
+           country: "GB",
+           groups: ["IO", "BOTS", "014", "202", "002", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[72.09518, -5.61768], [73.20573, -5.20727], [72.12587, -4.02588], [72.09518, -5.61768]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q1681727",
+           nameEn: "Saint-Paul and Amsterdam",
+           country: "FR",
+           groups: ["TF", "Q1451600", "014", "202", "002", "UN"],
+           level: "subterritory"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[76.31747, -42.16264], [80.15867, -36.04977], [71.22311, -38.75287], [76.31747, -42.16264]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q1901211",
+           nameEn: "East Malaysia",
+           country: "MY",
+           groups: ["Q36117", "035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["60"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[110.90339, 7.52694], [109.82788, 2.86812], [109.62558, 1.99182], [109.53794, 1.91771], [109.57923, 1.80624], [109.66397, 1.79972], [109.66397, 1.60425], [110.35354, 0.98869], [110.49182, 0.88088], [110.62374, 0.873], [111.22979, 1.08326], [111.55434, 0.97864], [111.82846, 0.99349], [111.94553, 1.12016], [112.15679, 1.17004], [112.2127, 1.44135], [112.48648, 1.56516], [113.021, 1.57819], [113.01448, 1.42832], [113.64677, 1.23933], [114.03788, 1.44787], [114.57892, 1.5], [114.80706, 1.92351], [114.80706, 2.21665], [115.1721, 2.49671], [115.11343, 2.82879], [115.53713, 3.14776], [115.58276, 3.93499], [115.90217, 4.37708], [117.25801, 4.35108], [117.47313, 4.18857], [117.67641, 4.16535], [118.06469, 4.16638], [118.93936, 4.09009], [119.52945, 5.35672], [117.98544, 6.27477], [117.93857, 6.89845], [117.17735, 7.52841], [116.79524, 7.43869], [115.02521, 5.35005], [115.16236, 5.01011], [115.15092, 4.87604], [115.20737, 4.8256], [115.27819, 4.63661], [115.2851, 4.42295], [115.36346, 4.33563], [115.31275, 4.30806], [115.09978, 4.39123], [115.07737, 4.53418], [115.04064, 4.63706], [115.02278, 4.74137], [115.02955, 4.82087], [115.05038, 4.90275], [114.99417, 4.88201], [114.96982, 4.81146], [114.88841, 4.81905], [114.8266, 4.75062], [114.77303, 4.72871], [114.83189, 4.42387], [114.88039, 4.4257], [114.78539, 4.12205], [114.64211, 4.00694], [114.49922, 4.13108], [114.4416, 4.27588], [114.32176, 4.2552], [114.32176, 4.34942], [114.26876, 4.49878], [114.15813, 4.57], [114.07448, 4.58441], [114.10166, 4.76112], [110.90339, 7.52694]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q1973345",
+           nameEn: "Peninsular Malaysia",
+           country: "MY",
+           groups: ["035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["60"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[102.46318, 7.22462], [102.09086, 6.23546], [102.08127, 6.22679], [102.07732, 6.193], [102.09182, 6.14161], [102.01835, 6.05407], [101.99209, 6.04075], [101.97114, 6.01992], [101.9714, 6.00575], [101.94712, 5.98421], [101.92819, 5.85511], [101.91776, 5.84269], [101.89188, 5.8386], [101.80144, 5.74505], [101.75074, 5.79091], [101.69773, 5.75881], [101.58019, 5.93534], [101.25524, 5.78633], [101.25755, 5.71065], [101.14062, 5.61613], [100.98815, 5.79464], [101.02708, 5.91013], [101.087, 5.9193], [101.12388, 6.11411], [101.06165, 6.14161], [101.12618, 6.19431], [101.10313, 6.25617], [100.85884, 6.24929], [100.81045, 6.45086], [100.74822, 6.46231], [100.74361, 6.50811], [100.66986, 6.45086], [100.43027, 6.52389], [100.42351, 6.51762], [100.41791, 6.5189], [100.41152, 6.52299], [100.35413, 6.54932], [100.31929, 6.65413], [100.32607, 6.65933], [100.32671, 6.66526], [100.31884, 6.66423], [100.31618, 6.66781], [100.30828, 6.66462], [100.29651, 6.68439], [100.19511, 6.72559], [100.12, 6.42105], [100.0756, 6.4045], [99.91873, 6.50233], [99.50117, 6.44501], [99.31854, 5.99868], [99.75778, 3.86466], [103.03657, 1.30383], [103.56591, 1.19719], [103.62738, 1.35255], [103.67468, 1.43166], [103.7219, 1.46108], [103.74161, 1.4502], [103.76395, 1.45183], [103.81181, 1.47953], [103.86383, 1.46288], [103.89565, 1.42841], [103.93384, 1.42926], [104.00131, 1.42405], [104.02277, 1.4438], [104.04622, 1.44691], [104.07348, 1.43322], [104.08871, 1.42015], [104.09162, 1.39694], [104.08072, 1.35998], [104.12282, 1.27714], [104.34728, 1.33529], [104.56723, 1.44271], [105.01437, 3.24936], [102.46318, 7.22462]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q2093907",
+           nameEn: "Three Kings Islands",
+           country: "NZ",
+           groups: ["Q851132", "053", "009", "UN"],
+           driveSide: "left"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[174.17679, -32.62487], [170.93268, -32.97889], [171.97383, -34.64644], [174.17679, -32.62487]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q2298216",
+           nameEn: "Solander Islands",
+           country: "NZ",
+           groups: ["Q851132", "053", "009", "UN"],
+           driveSide: "left"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[167.39068, -46.49187], [166.5534, -46.39484], [166.84561, -46.84889], [167.39068, -46.49187]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q2872203",
+           nameEn: "Mainland Australia",
+           country: "AU",
+           groups: ["053", "009", "UN"],
+           level: "subcountryGroup",
+           driveSide: "left",
+           callingCodes: ["61"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[88.16419, -23.49578], [123.64533, -39.13605], [159.74028, -39.1978], [159.76765, -29.76946], [154.02855, -24.43238], [152.93188, -20.92631], [147.69992, -17.5933], [145.2855, -9.62524], [143.87386, -9.02382], [143.29772, -9.33993], [142.48658, -9.36754], [142.19246, -9.15378], [141.88934, -9.36111], [141.01842, -9.35091], [135.49042, -9.2276], [127.55165, -9.05052], [125.29076, -12.33139], [88.16419, -23.49578]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q2914565",
+           nameEn: "Autonomous Regions of Portugal",
+           country: "PT",
+           level: "subcountryGroup"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q2915956",
+           nameEn: "Mainland Portugal",
+           country: "PT",
+           groups: ["Q12837", "EU", "039", "150", "UN"],
+           level: "subcountryGroup",
+           callingCodes: ["351"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-10.39881, 36.12218], [-7.37282, 36.96896], [-7.39769, 37.16868], [-7.41133, 37.20314], [-7.41854, 37.23813], [-7.43227, 37.25152], [-7.43974, 37.38913], [-7.46878, 37.47127], [-7.51759, 37.56119], [-7.41981, 37.75729], [-7.33441, 37.81193], [-7.27314, 37.90145], [-7.24544, 37.98884], [-7.12648, 38.00296], [-7.10366, 38.04404], [-7.05966, 38.01966], [-7.00375, 38.01914], [-6.93418, 38.21454], [-7.09389, 38.17227], [-7.15581, 38.27597], [-7.32529, 38.44336], [-7.265, 38.61674], [-7.26174, 38.72107], [-7.03848, 38.87221], [-7.051, 38.907], [-6.95211, 39.0243], [-6.97004, 39.07619], [-7.04011, 39.11919], [-7.10692, 39.10275], [-7.14929, 39.11287], [-7.12811, 39.17101], [-7.23566, 39.20132], [-7.23403, 39.27579], [-7.3149, 39.34857], [-7.2927, 39.45847], [-7.49477, 39.58794], [-7.54121, 39.66717], [-7.33507, 39.64569], [-7.24707, 39.66576], [-7.01613, 39.66877], [-6.97492, 39.81488], [-6.91463, 39.86618], [-6.86737, 40.01986], [-6.94233, 40.10716], [-7.00589, 40.12087], [-7.02544, 40.18564], [-7.00426, 40.23169], [-6.86085, 40.26776], [-6.86085, 40.2976], [-6.80218, 40.33239], [-6.78426, 40.36468], [-6.84618, 40.42177], [-6.84944, 40.46394], [-6.7973, 40.51723], [-6.80218, 40.55067], [-6.84292, 40.56801], [-6.79567, 40.65955], [-6.82826, 40.74603], [-6.82337, 40.84472], [-6.79892, 40.84842], [-6.80707, 40.88047], [-6.84292, 40.89771], [-6.8527, 40.93958], [-6.9357, 41.02888], [-6.913, 41.03922], [-6.88843, 41.03027], [-6.84781, 41.02692], [-6.80942, 41.03629], [-6.79241, 41.05397], [-6.75655, 41.10187], [-6.77319, 41.13049], [-6.69711, 41.1858], [-6.68286, 41.21641], [-6.65046, 41.24725], [-6.55937, 41.24417], [-6.38551, 41.35274], [-6.38553, 41.38655], [-6.3306, 41.37677], [-6.26777, 41.48796], [-6.19128, 41.57638], [-6.29863, 41.66432], [-6.44204, 41.68258], [-6.49907, 41.65823], [-6.54633, 41.68623], [-6.56426, 41.74219], [-6.51374, 41.8758], [-6.56752, 41.88429], [-6.5447, 41.94371], [-6.58544, 41.96674], [-6.61967, 41.94008], [-6.75004, 41.94129], [-6.76959, 41.98734], [-6.81196, 41.99097], [-6.82174, 41.94493], [-6.94396, 41.94403], [-6.95537, 41.96553], [-6.98144, 41.9728], [-7.01078, 41.94977], [-7.07596, 41.94977], [-7.08574, 41.97401], [-7.14115, 41.98855], [-7.18549, 41.97515], [-7.18677, 41.88793], [-7.32366, 41.8406], [-7.37092, 41.85031], [-7.42864, 41.80589], [-7.42854, 41.83262], [-7.44759, 41.84451], [-7.45566, 41.86488], [-7.49803, 41.87095], [-7.52737, 41.83939], [-7.62188, 41.83089], [-7.58603, 41.87944], [-7.65774, 41.88308], [-7.69848, 41.90977], [-7.84188, 41.88065], [-7.88055, 41.84571], [-7.88751, 41.92553], [-7.90707, 41.92432], [-7.92336, 41.8758], [-7.9804, 41.87337], [-8.01136, 41.83453], [-8.0961, 41.81024], [-8.16455, 41.81753], [-8.16944, 41.87944], [-8.19551, 41.87459], [-8.2185, 41.91237], [-8.16232, 41.9828], [-8.08796, 42.01398], [-8.08847, 42.05767], [-8.11729, 42.08537], [-8.18178, 42.06436], [-8.19406, 42.12141], [-8.18947, 42.13853], [-8.1986, 42.15402], [-8.22406, 42.1328], [-8.24681, 42.13993], [-8.2732, 42.12396], [-8.29809, 42.106], [-8.32161, 42.10218], [-8.33912, 42.08358], [-8.36353, 42.09065], [-8.38323, 42.07683], [-8.40143, 42.08052], [-8.42512, 42.07199], [-8.44123, 42.08218], [-8.48185, 42.0811], [-8.52837, 42.07658], [-8.5252, 42.06264], [-8.54563, 42.0537], [-8.58086, 42.05147], [-8.59493, 42.05708], [-8.63791, 42.04691], [-8.64626, 42.03668], [-8.65832, 42.02972], [-8.6681, 41.99703], [-8.69071, 41.98862], [-8.7478, 41.96282], [-8.74606, 41.9469], [-8.75712, 41.92833], [-8.81794, 41.90375], [-8.87157, 41.86488], [-11.19304, 41.83075], [-10.39881, 36.12218]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q3311985",
+           nameEn: "Guernsey",
+           country: "GB",
+           groups: ["GG", "830", "Q185086", "154", "150", "UN"],
+           level: "subterritory",
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["44 01481"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-2.49556, 49.79012], [-3.28154, 49.57329], [-2.65349, 49.15373], [-2.36485, 49.48223], [-2.49556, 49.79012]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q3320166",
+           nameEn: "Outermost Regions of the EU",
+           aliases: ["OMR"],
+           level: "subunion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q3336843",
+           nameEn: "Countries of the United Kingdom",
+           country: "GB",
+           level: "subcountryGroup"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q6736667",
+           nameEn: "Mainland India",
+           country: "IN",
+           groups: ["034", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["91"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[89.08044, 21.41871], [89.07114, 22.15335], [88.9367, 22.58527], [88.94614, 22.66941], [88.9151, 22.75228], [88.96713, 22.83346], [88.87063, 22.95235], [88.88327, 23.03885], [88.86377, 23.08759], [88.99148, 23.21134], [88.71133, 23.2492], [88.79254, 23.46028], [88.79351, 23.50535], [88.74841, 23.47361], [88.56507, 23.64044], [88.58087, 23.87105], [88.66189, 23.87607], [88.73743, 23.91751], [88.6976, 24.14703], [88.74841, 24.1959], [88.68801, 24.31464], [88.50934, 24.32474], [88.12296, 24.51301], [88.08786, 24.63232], [88.00683, 24.66477], [88.15515, 24.85806], [88.14004, 24.93529], [88.21832, 24.96642], [88.27325, 24.88796], [88.33917, 24.86803], [88.46277, 25.07468], [88.44766, 25.20149], [88.94067, 25.18534], [89.00463, 25.26583], [89.01105, 25.30303], [88.85278, 25.34679], [88.81296, 25.51546], [88.677, 25.46959], [88.4559, 25.59227], [88.45103, 25.66245], [88.242, 25.80811], [88.13138, 25.78773], [88.08804, 25.91334], [88.16581, 26.0238], [88.1844, 26.14417], [88.34757, 26.22216], [88.35153, 26.29123], [88.51649, 26.35923], [88.48749, 26.45855], [88.36938, 26.48683], [88.35153, 26.45241], [88.33093, 26.48929], [88.41196, 26.63837], [88.4298, 26.54489], [88.62144, 26.46783], [88.69485, 26.38353], [88.67837, 26.26291], [88.78961, 26.31093], [88.85004, 26.23211], [89.05328, 26.2469], [88.91321, 26.37984], [88.92357, 26.40711], [88.95612, 26.4564], [89.08899, 26.38845], [89.15869, 26.13708], [89.35953, 26.0077], [89.53515, 26.00382], [89.57101, 25.9682], [89.63968, 26.22595], [89.70201, 26.15138], [89.73581, 26.15818], [89.77865, 26.08387], [89.77728, 26.04254], [89.86592, 25.93115], [89.80585, 25.82489], [89.84388, 25.70042], [89.86129, 25.61714], [89.81208, 25.37244], [89.84086, 25.31854], [89.83371, 25.29548], [89.87629, 25.28337], [89.90478, 25.31038], [90.1155, 25.22686], [90.40034, 25.1534], [90.65042, 25.17788], [90.87427, 25.15799], [91.25517, 25.20677], [91.63648, 25.12846], [92.0316, 25.1834], [92.33957, 25.07593], [92.39147, 25.01471], [92.49887, 24.88796], [92.38626, 24.86055], [92.25854, 24.9191], [92.15796, 24.54435], [92.11662, 24.38997], [91.96603, 24.3799], [91.89258, 24.14674], [91.82596, 24.22345], [91.76004, 24.23848], [91.73257, 24.14703], [91.65292, 24.22095], [91.63782, 24.1132], [91.55542, 24.08687], [91.37414, 24.10693], [91.35741, 23.99072], [91.29587, 24.0041], [91.22308, 23.89616], [91.25192, 23.83463], [91.15579, 23.6599], [91.28293, 23.37538], [91.36453, 23.06612], [91.40848, 23.07117], [91.4035, 23.27522], [91.46615, 23.2328], [91.54993, 23.01051], [91.61571, 22.93929], [91.7324, 23.00043], [91.81634, 23.08001], [91.76417, 23.26619], [91.84789, 23.42235], [91.95642, 23.47361], [91.95093, 23.73284], [92.04706, 23.64229], [92.15417, 23.73409], [92.26541, 23.70392], [92.38214, 23.28705], [92.37665, 22.9435], [92.5181, 22.71441], [92.60029, 22.1522], [92.56616, 22.13554], [92.60949, 21.97638], [92.67532, 22.03547], [92.70416, 22.16017], [92.86208, 22.05456], [92.89504, 21.95143], [92.93899, 22.02656], [92.99804, 21.98964], [92.99255, 22.05965], [93.04885, 22.20595], [93.15734, 22.18687], [93.14224, 22.24535], [93.19991, 22.25425], [93.18206, 22.43716], [93.13537, 22.45873], [93.11477, 22.54374], [93.134, 22.59573], [93.09417, 22.69459], [93.134, 22.92498], [93.12988, 23.05772], [93.2878, 23.00464], [93.38478, 23.13698], [93.36862, 23.35426], [93.38781, 23.36139], [93.39981, 23.38828], [93.38805, 23.4728], [93.43475, 23.68299], [93.3908, 23.7622], [93.3908, 23.92925], [93.36059, 23.93176], [93.32351, 24.04468], [93.34735, 24.10151], [93.41415, 24.07854], [93.46633, 23.97067], [93.50616, 23.94432], [93.62871, 24.00922], [93.75952, 24.0003], [93.80279, 23.92549], [93.92089, 23.95812], [94.14081, 23.83333], [94.30215, 24.23752], [94.32362, 24.27692], [94.45279, 24.56656], [94.50729, 24.59281], [94.5526, 24.70764], [94.60204, 24.70889], [94.73937, 25.00545], [94.74212, 25.13606], [94.57458, 25.20318], [94.68032, 25.47003], [94.80117, 25.49359], [95.18556, 26.07338], [95.11428, 26.1019], [95.12801, 26.38397], [95.05798, 26.45408], [95.23513, 26.68499], [95.30339, 26.65372], [95.437, 26.7083], [95.81603, 27.01335], [95.93002, 27.04149], [96.04949, 27.19428], [96.15591, 27.24572], [96.40779, 27.29818], [96.55761, 27.29928], [96.73888, 27.36638], [96.88445, 27.25046], [96.85287, 27.2065], [96.89132, 27.17474], [97.14675, 27.09041], [97.17422, 27.14052], [96.91431, 27.45752], [96.90112, 27.62149], [97.29919, 27.92233], [97.35824, 27.87256], [97.38845, 28.01329], [97.35412, 28.06663], [97.31292, 28.06784], [97.34547, 28.21385], [97.1289, 28.3619], [96.98882, 28.32564], [96.88445, 28.39452], [96.85561, 28.4875], [96.6455, 28.61657], [96.48895, 28.42955], [96.40929, 28.51526], [96.61391, 28.72742], [96.3626, 29.10607], [96.20467, 29.02325], [96.18682, 29.11087], [96.31316, 29.18643], [96.05361, 29.38167], [95.84899, 29.31464], [95.75149, 29.32063], [95.72086, 29.20797], [95.50842, 29.13487], [95.41091, 29.13007], [95.3038, 29.13847], [95.26122, 29.07727], [95.2214, 29.10727], [95.11291, 29.09527], [95.0978, 29.14446], [94.81353, 29.17804], [94.69318, 29.31739], [94.2752, 29.11687], [94.35897, 29.01965], [93.72797, 28.68821], [93.44621, 28.67189], [93.18069, 28.50319], [93.14635, 28.37035], [92.93075, 28.25671], [92.67486, 28.15018], [92.65472, 28.07632], [92.73025, 28.05814], [92.7275, 27.98662], [92.42538, 27.80092], [92.32101, 27.79363], [92.27432, 27.89077], [91.87057, 27.7195], [91.84722, 27.76325], [91.6469, 27.76358], [91.55819, 27.6144], [91.65007, 27.48287], [92.01132, 27.47352], [92.12019, 27.27829], [92.04702, 27.26861], [92.03457, 27.07334], [92.11863, 26.893], [92.05523, 26.8692], [91.83181, 26.87318], [91.50067, 26.79223], [90.67715, 26.77215], [90.48504, 26.8594], [90.39271, 26.90704], [90.30402, 26.85098], [90.04535, 26.72422], [89.86124, 26.73307], [89.63369, 26.74402], [89.42349, 26.83727], [89.3901, 26.84225], [89.38319, 26.85963], [89.37913, 26.86224], [89.1926, 26.81329], [89.12825, 26.81661], [89.09554, 26.89089], [88.95807, 26.92668], [88.92301, 26.99286], [88.8714, 26.97488], [88.86984, 27.10937], [88.74219, 27.144], [88.91901, 27.32483], [88.82981, 27.38814], [88.77517, 27.45415], [88.88091, 27.85192], [88.83559, 28.01936], [88.63235, 28.12356], [88.54858, 28.06057], [88.25332, 27.9478], [88.1278, 27.95417], [88.13378, 27.88015], [88.1973, 27.85067], [88.19107, 27.79285], [88.04008, 27.49223], [88.07277, 27.43007], [88.01646, 27.21612], [88.01587, 27.21388], [87.9887, 27.11045], [88.11719, 26.98758], [88.13422, 26.98705], [88.12302, 26.95324], [88.19107, 26.75516], [88.1659, 26.68177], [88.16452, 26.64111], [88.09963, 26.54195], [88.09414, 26.43732], [88.00895, 26.36029], [87.90115, 26.44923], [87.89085, 26.48565], [87.84193, 26.43663], [87.7918, 26.46737], [87.76004, 26.40711], [87.67893, 26.43501], [87.66803, 26.40294], [87.59175, 26.38342], [87.55274, 26.40596], [87.51571, 26.43106], [87.46566, 26.44058], [87.37314, 26.40815], [87.34568, 26.34787], [87.26568, 26.37294], [87.26587, 26.40592], [87.24682, 26.4143], [87.18863, 26.40558], [87.14751, 26.40542], [87.09147, 26.45039], [87.0707, 26.58571], [87.04691, 26.58685], [87.01559, 26.53228], [86.95912, 26.52076], [86.94543, 26.52076], [86.82898, 26.43919], [86.76797, 26.45892], [86.74025, 26.42386], [86.69124, 26.45169], [86.62686, 26.46891], [86.61313, 26.48658], [86.57073, 26.49825], [86.54258, 26.53819], [86.49726, 26.54218], [86.31564, 26.61925], [86.26235, 26.61886], [86.22513, 26.58863], [86.13596, 26.60651], [86.02729, 26.66756], [85.8492, 26.56667], [85.85126, 26.60866], [85.83126, 26.61134], [85.76907, 26.63076], [85.72315, 26.67471], [85.73483, 26.79613], [85.66239, 26.84822], [85.61621, 26.86721], [85.59461, 26.85161], [85.5757, 26.85955], [85.56471, 26.84133], [85.47752, 26.79292], [85.34302, 26.74954], [85.21159, 26.75933], [85.18046, 26.80519], [85.19291, 26.86909], [85.15883, 26.86966], [85.02635, 26.85381], [85.05592, 26.88991], [85.00536, 26.89523], [84.97186, 26.9149], [84.96687, 26.95599], [84.85754, 26.98984], [84.82913, 27.01989], [84.793, 26.9968], [84.64496, 27.04669], [84.69166, 27.21294], [84.62161, 27.33885], [84.29315, 27.39], [84.25735, 27.44941], [84.21376, 27.45218], [84.10791, 27.52399], [84.02229, 27.43836], [83.93306, 27.44939], [83.86182, 27.4241], [83.85595, 27.35797], [83.61288, 27.47013], [83.39495, 27.4798], [83.38872, 27.39276], [83.35136, 27.33885], [83.29999, 27.32778], [83.2673, 27.36235], [83.27197, 27.38309], [83.19413, 27.45632], [82.94938, 27.46036], [82.93261, 27.50328], [82.74119, 27.49838], [82.70378, 27.72122], [82.46405, 27.6716], [82.06554, 27.92222], [81.97214, 27.93322], [81.91223, 27.84995], [81.47867, 28.08303], [81.48179, 28.12148], [81.38683, 28.17638], [81.32923, 28.13521], [81.19847, 28.36284], [81.03471, 28.40054], [80.55142, 28.69182], [80.50575, 28.6706], [80.52443, 28.54897], [80.44504, 28.63098], [80.37188, 28.63371], [80.12125, 28.82346], [80.06957, 28.82763], [80.05743, 28.91479], [80.18085, 29.13649], [80.23178, 29.11626], [80.26602, 29.13938], [80.24112, 29.21414], [80.28626, 29.20327], [80.31428, 29.30784], [80.24322, 29.44299], [80.37939, 29.57098], [80.41858, 29.63581], [80.38428, 29.68513], [80.36803, 29.73865], [80.41554, 29.79451], [80.43458, 29.80466], [80.48997, 29.79566], [80.56247, 29.86661], [80.57179, 29.91422], [80.60226, 29.95732], [80.67076, 29.95732], [80.8778, 30.13384], [80.86673, 30.17321], [80.91143, 30.22173], [80.92547, 30.17193], [81.03953, 30.20059], [80.83343, 30.32023], [80.54504, 30.44936], [80.20721, 30.58541], [79.93255, 30.88288], [79.59884, 30.93943], [79.30694, 31.17357], [79.14016, 31.43403], [79.01931, 31.42817], [78.89344, 31.30481], [78.77898, 31.31209], [78.71032, 31.50197], [78.84516, 31.60631], [78.69933, 31.78723], [78.78036, 31.99478], [78.74404, 32.00384], [78.68754, 32.10256], [78.49609, 32.2762], [78.4645, 32.45367], [78.38897, 32.53938], [78.73916, 32.69438], [78.7831, 32.46873], [78.96713, 32.33655], [78.99322, 32.37948], [79.0979, 32.38051], [79.13174, 32.47766], [79.26768, 32.53277], [79.46562, 32.69668], [79.14016, 33.02545], [79.15252, 33.17156], [78.73636, 33.56521], [78.67599, 33.66445], [78.77349, 33.73871], [78.73367, 34.01121], [78.65657, 34.03195], [78.66225, 34.08858], [78.91769, 34.15452], [78.99802, 34.3027], [79.05364, 34.32482], [78.74465, 34.45174], [78.56475, 34.50835], [78.54964, 34.57283], [78.27781, 34.61484], [78.18435, 34.7998], [78.22692, 34.88771], [78.00033, 35.23954], [78.03466, 35.3785], [78.11664, 35.48022], [77.80532, 35.52058], [77.70232, 35.46244], [77.44277, 35.46132], [76.96624, 35.5932], [76.84539, 35.67356], [76.77323, 35.66062], [76.75475, 35.52617], [76.85088, 35.39754], [76.93465, 35.39866], [77.11796, 35.05419], [76.99251, 34.93349], [76.87193, 34.96906], [76.74514, 34.92488], [76.74377, 34.84039], [76.67648, 34.76371], [76.47186, 34.78965], [76.15463, 34.6429], [76.04614, 34.67566], [75.75438, 34.51827], [75.38009, 34.55021], [75.01479, 34.64629], [74.6663, 34.703], [74.58083, 34.77386], [74.31239, 34.79626], [74.12897, 34.70073], [73.96423, 34.68244], [73.93401, 34.63386], [73.93951, 34.57169], [73.89419, 34.54568], [73.88732, 34.48911], [73.74999, 34.3781], [73.74862, 34.34183], [73.8475, 34.32935], [73.90517, 34.35317], [73.98208, 34.2522], [73.90677, 34.10504], [73.88732, 34.05105], [73.91341, 34.01235], [74.21554, 34.03853], [74.25262, 34.01577], [74.26086, 33.92237], [74.14001, 33.83002], [74.05898, 33.82089], [74.00891, 33.75437], [73.96423, 33.73071], [73.98968, 33.66155], [73.97367, 33.64061], [74.03576, 33.56718], [74.10115, 33.56392], [74.18121, 33.4745], [74.17983, 33.3679], [74.08782, 33.26232], [74.01366, 33.25199], [74.02144, 33.18908], [74.15374, 33.13477], [74.17571, 33.07495], [74.31854, 33.02891], [74.34875, 32.97823], [74.31227, 32.92795], [74.41467, 32.90563], [74.45312, 32.77755], [74.6289, 32.75561], [74.64675, 32.82604], [74.7113, 32.84219], [74.65345, 32.71225], [74.69542, 32.66792], [74.64424, 32.60985], [74.65251, 32.56416], [74.67431, 32.56676], [74.68362, 32.49298], [74.84725, 32.49075], [74.97634, 32.45367], [75.03265, 32.49538], [75.28259, 32.36556], [75.38046, 32.26836], [75.25649, 32.10187], [75.00793, 32.03786], [74.9269, 32.0658], [74.86236, 32.04485], [74.79919, 31.95983], [74.58907, 31.87824], [74.47771, 31.72227], [74.57498, 31.60382], [74.61517, 31.55698], [74.59319, 31.50197], [74.64713, 31.45605], [74.59773, 31.4136], [74.53223, 31.30321], [74.51629, 31.13829], [74.56023, 31.08303], [74.60281, 31.10419], [74.60006, 31.13711], [74.6852, 31.12771], [74.67971, 31.05479], [74.5616, 31.04153], [73.88993, 30.36305], [73.95736, 30.28466], [73.97225, 30.19829], [73.80299, 30.06969], [73.58665, 30.01848], [73.3962, 29.94707], [73.28094, 29.56646], [73.05886, 29.1878], [73.01337, 29.16422], [72.94272, 29.02487], [72.40402, 28.78283], [72.29495, 28.66367], [72.20329, 28.3869], [71.9244, 28.11555], [71.89921, 27.96035], [70.79054, 27.68423], [70.60927, 28.02178], [70.37307, 28.01208], [70.12502, 27.8057], [70.03136, 27.56627], [69.58519, 27.18109], [69.50904, 26.74892], [69.88555, 26.56836], [70.05584, 26.60398], [70.17532, 26.55362], [70.17532, 26.24118], [70.08193, 26.08094], [70.0985, 25.93238], [70.2687, 25.71156], [70.37444, 25.67443], [70.53649, 25.68928], [70.60378, 25.71898], [70.67382, 25.68186], [70.66695, 25.39314], [70.89148, 25.15064], [70.94002, 24.92843], [71.09405, 24.69017], [70.97594, 24.60904], [71.00341, 24.46038], [71.12838, 24.42662], [71.04461, 24.34657], [70.94985, 24.3791], [70.85784, 24.30903], [70.88393, 24.27398], [70.71502, 24.23517], [70.57906, 24.27774], [70.5667, 24.43787], [70.11712, 24.30915], [70.03428, 24.172], [69.73335, 24.17007], [69.59579, 24.29777], [69.29778, 24.28712], [69.19341, 24.25646], [69.07806, 24.29777], [68.97781, 24.26021], [68.90914, 24.33156], [68.7416, 24.31904], [68.74643, 23.97027], [68.39339, 23.96838], [68.20763, 23.85849], [68.11329, 23.53945], [76.59015, 5.591], [79.50447, 8.91876], [79.42124, 9.80115], [80.48418, 10.20786], [89.08044, 21.41871]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q9143535",
+           nameEn: "Akrotiri",
+           country: "GB",
+           groups: ["Q644636", "Q37362", "BOTS", "145", "142", "UN"],
+           level: "subterritory",
+           driveSide: "left",
+           callingCodes: ["357"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[32.86014, 34.70585], [32.82717, 34.70622], [32.79433, 34.67883], [32.76136, 34.68318], [32.75515, 34.64985], [32.74412, 34.43926], [33.26744, 34.49942], [33.0138, 34.64424], [32.96968, 34.64046], [32.96718, 34.63446], [32.95891, 34.62919], [32.95323, 34.64075], [32.95471, 34.64528], [32.94976, 34.65204], [32.94796, 34.6587], [32.95325, 34.66462], [32.97079, 34.66112], [32.97736, 34.65277], [32.99014, 34.65518], [32.98668, 34.67268], [32.99135, 34.68061], [32.95539, 34.68471], [32.94683, 34.67907], [32.94379, 34.67111], [32.93693, 34.67027], [32.93449, 34.66241], [32.92807, 34.66736], [32.93043, 34.67091], [32.91398, 34.67343], [32.9068, 34.66102], [32.86167, 34.68734], [32.86014, 34.70585]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q9206745",
+           nameEn: "Dhekelia",
+           country: "GB",
+           groups: ["Q644636", "Q37362", "BOTS", "145", "142", "UN"],
+           level: "subterritory",
+           driveSide: "left",
+           callingCodes: ["357"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[33.70575, 34.97947], [33.83531, 34.73974], [33.98684, 34.76642], [33.90075, 34.96623], [33.86432, 34.97592], [33.84811, 34.97075], [33.83505, 34.98108], [33.85621, 34.98956], [33.85891, 35.001], [33.85216, 35.00579], [33.84045, 35.00616], [33.82875, 35.01685], [33.83055, 35.02865], [33.81524, 35.04192], [33.8012, 35.04786], [33.82051, 35.0667], [33.8355, 35.05777], [33.85261, 35.0574], [33.88367, 35.07877], [33.89485, 35.06873], [33.90247, 35.07686], [33.91299, 35.07579], [33.91789, 35.08688], [33.89853, 35.11377], [33.88737, 35.11408], [33.88943, 35.12007], [33.88561, 35.12449], [33.87224, 35.12293], [33.87622, 35.10457], [33.87097, 35.09389], [33.87479, 35.08881], [33.8541, 35.07201], [33.84168, 35.06823], [33.82067, 35.07826], [33.78581, 35.05104], [33.76106, 35.04253], [33.73824, 35.05321], [33.71482, 35.03722], [33.70209, 35.04882], [33.7161, 35.07279], [33.70861, 35.07644], [33.69095, 35.06237], [33.68474, 35.06602], [33.67742, 35.05963], [33.67678, 35.03866], [33.69938, 35.03123], [33.69731, 35.01754], [33.71514, 35.00294], [33.70639, 34.99303], [33.70575, 34.97947]], [[33.77312, 34.9976], [33.77553, 34.99518], [33.78516, 34.99582], [33.79191, 34.98914], [33.78917, 34.98854], [33.78571, 34.98951], [33.78318, 34.98699], [33.78149, 34.98854], [33.77843, 34.988], [33.7778, 34.98981], [33.76738, 34.99188], [33.76605, 34.99543], [33.75682, 34.99916], [33.75994, 35.00113], [33.77312, 34.9976]], [[33.74144, 35.01053], [33.7343, 35.01178], [33.73781, 35.02181], [33.74265, 35.02329], [33.74983, 35.02274], [33.7492, 35.01319], [33.74144, 35.01053]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q16390686",
+           nameEn: "Peninsular Spain",
+           country: "ES",
+           groups: ["Q12837", "EU", "039", "150", "UN"],
+           callingCodes: ["34"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[3.75438, 42.33445], [3.17156, 42.43545], [3.11379, 42.43646], [3.10027, 42.42621], [3.08167, 42.42748], [3.03734, 42.47363], [2.96518, 42.46692], [2.94283, 42.48174], [2.92107, 42.4573], [2.88413, 42.45938], [2.86983, 42.46843], [2.85675, 42.45444], [2.84335, 42.45724], [2.77464, 42.41046], [2.75497, 42.42578], [2.72056, 42.42298], [2.65311, 42.38771], [2.6747, 42.33974], [2.57934, 42.35808], [2.55516, 42.35351], [2.54382, 42.33406], [2.48457, 42.33933], [2.43508, 42.37568], [2.43299, 42.39423], [2.38504, 42.39977], [2.25551, 42.43757], [2.20578, 42.41633], [2.16599, 42.42314], [2.12789, 42.41291], [2.11621, 42.38393], [2.06241, 42.35906], [2.00488, 42.35399], [1.96482, 42.37787], [1.9574, 42.42401], [1.94084, 42.43039], [1.94061, 42.43333], [1.94292, 42.44316], [1.93663, 42.45439], [1.88853, 42.4501], [1.83037, 42.48395], [1.76335, 42.48863], [1.72515, 42.50338], [1.70571, 42.48867], [1.66826, 42.50779], [1.65674, 42.47125], [1.58933, 42.46275], [1.57953, 42.44957], [1.55937, 42.45808], [1.55073, 42.43299], [1.5127, 42.42959], [1.44529, 42.43724], [1.43838, 42.47848], [1.41648, 42.48315], [1.46661, 42.50949], [1.44759, 42.54431], [1.41245, 42.53539], [1.4234, 42.55959], [1.44529, 42.56722], [1.42512, 42.58292], [1.44197, 42.60217], [1.35562, 42.71944], [1.15928, 42.71407], [1.0804, 42.78569], [0.98292, 42.78754], [0.96166, 42.80629], [0.93089, 42.79154], [0.711, 42.86372], [0.66121, 42.84021], [0.65421, 42.75872], [0.67873, 42.69458], [0.40214, 42.69779], [0.36251, 42.72282], [0.29407, 42.67431], [0.25336, 42.7174], [0.17569, 42.73424], [-0.02468, 42.68513], [-0.10519, 42.72761], [-0.16141, 42.79535], [-0.17939, 42.78974], [-0.3122, 42.84788], [-0.38833, 42.80132], [-0.41319, 42.80776], [-0.44334, 42.79939], [-0.50863, 42.82713], [-0.55497, 42.77846], [-0.67637, 42.88303], [-0.69837, 42.87945], [-0.72608, 42.89318], [-0.73422, 42.91228], [-0.72037, 42.92541], [-0.75478, 42.96916], [-0.81652, 42.95166], [-0.97133, 42.96239], [-1.00963, 42.99279], [-1.10333, 43.0059], [-1.22881, 43.05534], [-1.25244, 43.04164], [-1.30531, 43.06859], [-1.30052, 43.09581], [-1.27118, 43.11961], [-1.32209, 43.1127], [-1.34419, 43.09665], [-1.35272, 43.02658], [-1.44067, 43.047], [-1.47555, 43.08372], [-1.41562, 43.12815], [-1.3758, 43.24511], [-1.40942, 43.27272], [-1.45289, 43.27049], [-1.50992, 43.29481], [-1.55963, 43.28828], [-1.57674, 43.25269], [-1.61341, 43.25269], [-1.63052, 43.28591], [-1.62481, 43.30726], [-1.69407, 43.31378], [-1.73074, 43.29481], [-1.7397, 43.32979], [-1.75079, 43.3317], [-1.75334, 43.34107], [-1.77068, 43.34396], [-1.78714, 43.35476], [-1.78332, 43.36399], [-1.79319, 43.37497], [-1.77289, 43.38957], [-1.81005, 43.59738], [-10.14298, 44.17365], [-11.19304, 41.83075], [-8.87157, 41.86488], [-8.81794, 41.90375], [-8.75712, 41.92833], [-8.74606, 41.9469], [-8.7478, 41.96282], [-8.69071, 41.98862], [-8.6681, 41.99703], [-8.65832, 42.02972], [-8.64626, 42.03668], [-8.63791, 42.04691], [-8.59493, 42.05708], [-8.58086, 42.05147], [-8.54563, 42.0537], [-8.5252, 42.06264], [-8.52837, 42.07658], [-8.48185, 42.0811], [-8.44123, 42.08218], [-8.42512, 42.07199], [-8.40143, 42.08052], [-8.38323, 42.07683], [-8.36353, 42.09065], [-8.33912, 42.08358], [-8.32161, 42.10218], [-8.29809, 42.106], [-8.2732, 42.12396], [-8.24681, 42.13993], [-8.22406, 42.1328], [-8.1986, 42.15402], [-8.18947, 42.13853], [-8.19406, 42.12141], [-8.18178, 42.06436], [-8.11729, 42.08537], [-8.08847, 42.05767], [-8.08796, 42.01398], [-8.16232, 41.9828], [-8.2185, 41.91237], [-8.19551, 41.87459], [-8.16944, 41.87944], [-8.16455, 41.81753], [-8.0961, 41.81024], [-8.01136, 41.83453], [-7.9804, 41.87337], [-7.92336, 41.8758], [-7.90707, 41.92432], [-7.88751, 41.92553], [-7.88055, 41.84571], [-7.84188, 41.88065], [-7.69848, 41.90977], [-7.65774, 41.88308], [-7.58603, 41.87944], [-7.62188, 41.83089], [-7.52737, 41.83939], [-7.49803, 41.87095], [-7.45566, 41.86488], [-7.44759, 41.84451], [-7.42854, 41.83262], [-7.42864, 41.80589], [-7.37092, 41.85031], [-7.32366, 41.8406], [-7.18677, 41.88793], [-7.18549, 41.97515], [-7.14115, 41.98855], [-7.08574, 41.97401], [-7.07596, 41.94977], [-7.01078, 41.94977], [-6.98144, 41.9728], [-6.95537, 41.96553], [-6.94396, 41.94403], [-6.82174, 41.94493], [-6.81196, 41.99097], [-6.76959, 41.98734], [-6.75004, 41.94129], [-6.61967, 41.94008], [-6.58544, 41.96674], [-6.5447, 41.94371], [-6.56752, 41.88429], [-6.51374, 41.8758], [-6.56426, 41.74219], [-6.54633, 41.68623], [-6.49907, 41.65823], [-6.44204, 41.68258], [-6.29863, 41.66432], [-6.19128, 41.57638], [-6.26777, 41.48796], [-6.3306, 41.37677], [-6.38553, 41.38655], [-6.38551, 41.35274], [-6.55937, 41.24417], [-6.65046, 41.24725], [-6.68286, 41.21641], [-6.69711, 41.1858], [-6.77319, 41.13049], [-6.75655, 41.10187], [-6.79241, 41.05397], [-6.80942, 41.03629], [-6.84781, 41.02692], [-6.88843, 41.03027], [-6.913, 41.03922], [-6.9357, 41.02888], [-6.8527, 40.93958], [-6.84292, 40.89771], [-6.80707, 40.88047], [-6.79892, 40.84842], [-6.82337, 40.84472], [-6.82826, 40.74603], [-6.79567, 40.65955], [-6.84292, 40.56801], [-6.80218, 40.55067], [-6.7973, 40.51723], [-6.84944, 40.46394], [-6.84618, 40.42177], [-6.78426, 40.36468], [-6.80218, 40.33239], [-6.86085, 40.2976], [-6.86085, 40.26776], [-7.00426, 40.23169], [-7.02544, 40.18564], [-7.00589, 40.12087], [-6.94233, 40.10716], [-6.86737, 40.01986], [-6.91463, 39.86618], [-6.97492, 39.81488], [-7.01613, 39.66877], [-7.24707, 39.66576], [-7.33507, 39.64569], [-7.54121, 39.66717], [-7.49477, 39.58794], [-7.2927, 39.45847], [-7.3149, 39.34857], [-7.23403, 39.27579], [-7.23566, 39.20132], [-7.12811, 39.17101], [-7.14929, 39.11287], [-7.10692, 39.10275], [-7.04011, 39.11919], [-6.97004, 39.07619], [-6.95211, 39.0243], [-7.051, 38.907], [-7.03848, 38.87221], [-7.26174, 38.72107], [-7.265, 38.61674], [-7.32529, 38.44336], [-7.15581, 38.27597], [-7.09389, 38.17227], [-6.93418, 38.21454], [-7.00375, 38.01914], [-7.05966, 38.01966], [-7.10366, 38.04404], [-7.12648, 38.00296], [-7.24544, 37.98884], [-7.27314, 37.90145], [-7.33441, 37.81193], [-7.41981, 37.75729], [-7.51759, 37.56119], [-7.46878, 37.47127], [-7.43974, 37.38913], [-7.43227, 37.25152], [-7.41854, 37.23813], [-7.41133, 37.20314], [-7.39769, 37.16868], [-7.37282, 36.96896], [-7.2725, 35.73269], [-5.10878, 36.05227], [-2.27707, 35.35051], [3.75438, 42.33445]], [[-5.27801, 36.14942], [-5.34064, 36.03744], [-5.40526, 36.15488], [-5.34536, 36.15501], [-5.33822, 36.15272], [-5.27801, 36.14942]]], [[[1.99838, 42.44682], [2.01564, 42.45171], [1.99216, 42.46208], [1.98579, 42.47486], [1.99766, 42.4858], [1.98916, 42.49351], [1.98022, 42.49569], [1.97697, 42.48568], [1.97227, 42.48487], [1.97003, 42.48081], [1.96215, 42.47854], [1.95606, 42.45785], [1.96125, 42.45364], [1.98378, 42.44697], [1.99838, 42.44682]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q98059339",
+           nameEn: "Mainland Norway",
+           country: "NO",
+           groups: ["154", "150", "UN"],
+           callingCodes: ["47"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[10.40861, 58.38489], [10.64958, 58.89391], [11.08911, 58.98745], [11.15367, 59.07862], [11.34459, 59.11672], [11.4601, 58.99022], [11.45199, 58.89604], [11.65732, 58.90177], [11.8213, 59.24985], [11.69297, 59.59442], [11.92112, 59.69531], [11.87121, 59.86039], [12.15641, 59.8926], [12.36317, 59.99259], [12.52003, 60.13846], [12.59133, 60.50559], [12.2277, 61.02442], [12.69115, 61.06584], [12.86939, 61.35427], [12.57707, 61.56547], [12.40595, 61.57226], [12.14746, 61.7147], [12.29187, 62.25699], [12.07085, 62.6297], [12.19919, 63.00104], [11.98529, 63.27487], [12.19919, 63.47935], [12.14928, 63.59373], [12.74105, 64.02171], [13.23411, 64.09087], [13.98222, 64.00953], [14.16051, 64.18725], [14.11117, 64.46674], [13.64276, 64.58402], [14.50926, 65.31786], [14.53778, 66.12399], [15.05113, 66.15572], [15.49318, 66.28509], [15.37197, 66.48217], [16.35589, 67.06419], [16.39154, 67.21653], [16.09922, 67.4364], [16.12774, 67.52106], [16.38441, 67.52923], [16.7409, 67.91037], [17.30416, 68.11591], [17.90787, 67.96537], [18.13836, 68.20874], [18.1241, 68.53721], [18.39503, 68.58672], [18.63032, 68.50849], [18.97255, 68.52416], [19.93508, 68.35911], [20.22027, 68.48759], [19.95647, 68.55546], [20.22027, 68.67246], [20.33435, 68.80174], [20.28444, 68.93283], [20.0695, 69.04469], [20.55258, 69.06069], [20.72171, 69.11874], [21.05775, 69.0356], [21.11099, 69.10291], [20.98641, 69.18809], [21.00732, 69.22755], [21.27827, 69.31281], [21.63833, 69.27485], [22.27276, 68.89514], [22.38367, 68.71561], [22.53321, 68.74393], [23.13064, 68.64684], [23.68017, 68.70276], [23.781, 68.84514], [24.02299, 68.81601], [24.18432, 68.73936], [24.74898, 68.65143], [24.90023, 68.55579], [24.93048, 68.61102], [25.10189, 68.63307], [25.12206, 68.78684], [25.42455, 68.90328], [25.61613, 68.89602], [25.75729, 68.99383], [25.69679, 69.27039], [25.96904, 69.68397], [26.40261, 69.91377], [26.64461, 69.96565], [27.05802, 69.92069], [27.57226, 70.06215], [27.95542, 70.0965], [27.97558, 69.99671], [28.32849, 69.88605], [28.36883, 69.81658], [29.12697, 69.69193], [29.31664, 69.47994], [28.8629, 69.22395], [28.81248, 69.11997], [28.91738, 69.04774], [29.0444, 69.0119], [29.26623, 69.13794], [29.27631, 69.2811], [29.97205, 69.41623], [30.16363, 69.65244], [30.52662, 69.54699], [30.95011, 69.54699], [30.84095, 69.80584], [31.59909, 70.16571], [32.07813, 72.01005], [-11.60274, 67.73467], [7.28637, 57.35913], [10.40861, 58.38489]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           wikidata: "Q98543636",
+           nameEn: "Mainland Ecuador",
+           country: "EC",
+           groups: ["005", "419", "019", "UN"],
+           callingCodes: ["593"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-84.52388, -3.36941], [-80.30602, -3.39149], [-80.20647, -3.431], [-80.24123, -3.46124], [-80.24586, -3.48677], [-80.23651, -3.48652], [-80.22629, -3.501], [-80.20535, -3.51667], [-80.21642, -3.5888], [-80.19848, -3.59249], [-80.18741, -3.63994], [-80.19926, -3.68894], [-80.13232, -3.90317], [-80.46386, -4.01342], [-80.4822, -4.05477], [-80.45023, -4.20938], [-80.32114, -4.21323], [-80.46386, -4.41516], [-80.39256, -4.48269], [-80.13945, -4.29786], [-79.79722, -4.47558], [-79.59402, -4.46848], [-79.26248, -4.95167], [-79.1162, -4.97774], [-79.01659, -5.01481], [-78.85149, -4.66795], [-78.68394, -4.60754], [-78.34362, -3.38633], [-78.24589, -3.39907], [-78.22642, -3.51113], [-78.14324, -3.47653], [-78.19369, -3.36431], [-77.94147, -3.05454], [-76.6324, -2.58397], [-76.05203, -2.12179], [-75.57429, -1.55961], [-75.3872, -0.9374], [-75.22862, -0.95588], [-75.22862, -0.60048], [-75.53615, -0.19213], [-75.60169, -0.18708], [-75.61997, -0.10012], [-75.40192, -0.17196], [-75.25764, -0.11943], [-75.82927, 0.09578], [-76.23441, 0.42294], [-76.41215, 0.38228], [-76.4094, 0.24015], [-76.89177, 0.24736], [-77.52001, 0.40782], [-77.49984, 0.64476], [-77.67815, 0.73863], [-77.66416, 0.81604], [-77.68613, 0.83029], [-77.7148, 0.85003], [-77.85677, 0.80197], [-78.42749, 1.15389], [-78.87137, 1.47457], [-82.12561, 4.00341], [-84.52388, -3.36941]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "001",
+           wikidata: "Q2",
+           nameEn: "World",
+           aliases: ["Earth", "Planet"],
+           level: "world"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "002",
+           wikidata: "Q15",
+           nameEn: "Africa",
+           level: "region"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "003",
+           wikidata: "Q49",
+           nameEn: "North America",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "005",
+           wikidata: "Q18",
+           nameEn: "South America",
+           level: "intermediateRegion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "009",
+           wikidata: "Q538",
+           nameEn: "Oceania",
+           level: "region"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "011",
+           wikidata: "Q4412",
+           nameEn: "Western Africa",
+           level: "intermediateRegion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "013",
+           wikidata: "Q27611",
+           nameEn: "Central America",
+           level: "intermediateRegion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "014",
+           wikidata: "Q27407",
+           nameEn: "Eastern Africa",
+           level: "intermediateRegion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "015",
+           wikidata: "Q27381",
+           nameEn: "Northern Africa",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "017",
+           wikidata: "Q27433",
+           nameEn: "Middle Africa",
+           level: "intermediateRegion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "018",
+           wikidata: "Q27394",
+           nameEn: "Southern Africa",
+           level: "intermediateRegion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "019",
+           wikidata: "Q828",
+           nameEn: "Americas",
+           level: "region"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "021",
+           wikidata: "Q2017699",
+           nameEn: "Northern America",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "029",
+           wikidata: "Q664609",
+           nameEn: "Caribbean",
+           level: "intermediateRegion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "030",
+           wikidata: "Q27231",
+           nameEn: "Eastern Asia",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "034",
+           wikidata: "Q771405",
+           nameEn: "Southern Asia",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "035",
+           wikidata: "Q11708",
+           nameEn: "South-eastern Asia",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "039",
+           wikidata: "Q27449",
+           nameEn: "Southern Europe",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "053",
+           wikidata: "Q45256",
+           nameEn: "Australia and New Zealand",
+           aliases: ["Australasia"],
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "054",
+           wikidata: "Q37394",
+           nameEn: "Melanesia",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "057",
+           wikidata: "Q3359409",
+           nameEn: "Micronesia",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "061",
+           wikidata: "Q35942",
+           nameEn: "Polynesia",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "142",
+           wikidata: "Q48",
+           nameEn: "Asia",
+           level: "region"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "143",
+           wikidata: "Q27275",
+           nameEn: "Central Asia",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "145",
+           wikidata: "Q27293",
+           nameEn: "Western Asia",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "150",
+           wikidata: "Q46",
+           nameEn: "Europe",
+           level: "region"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "151",
+           wikidata: "Q27468",
+           nameEn: "Eastern Europe",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "154",
+           wikidata: "Q27479",
+           nameEn: "Northern Europe",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "155",
+           wikidata: "Q27496",
+           nameEn: "Western Europe",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "202",
+           wikidata: "Q132959",
+           nameEn: "Sub-Saharan Africa",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "419",
+           wikidata: "Q72829598",
+           nameEn: "Latin America and the Caribbean",
+           level: "subregion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "680",
+           wikidata: "Q3405693",
+           nameEn: "Sark",
+           country: "GB",
+           groups: ["GG", "830", "Q185086", "154", "150", "UN"],
+           level: "subterritory",
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["44 01481"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-2.36485, 49.48223], [-2.65349, 49.15373], [-2.09454, 49.46288], [-2.36485, 49.48223]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           m49: "830",
+           wikidata: "Q42314",
+           nameEn: "Channel Islands",
+           level: "intermediateRegion"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AC",
+           iso1A3: "ASC",
+           wikidata: "Q46197",
+           nameEn: "Ascension Island",
+           aliases: ["SH-AC"],
+           country: "GB",
+           groups: ["SH", "BOTS", "011", "202", "002", "UN"],
+           isoStatus: "excRes",
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["247"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-14.82771, -8.70814], [-13.33271, -8.07391], [-14.91926, -6.63386], [-14.82771, -8.70814]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AD",
+           iso1A3: "AND",
+           iso1N3: "020",
+           wikidata: "Q228",
+           nameEn: "Andorra",
+           groups: ["Q12837", "039", "150", "UN"],
+           callingCodes: ["376"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[1.72515, 42.50338], [1.73683, 42.55492], [1.7858, 42.57698], [1.72588, 42.59098], [1.73452, 42.61515], [1.68267, 42.62533], [1.6625, 42.61982], [1.63485, 42.62957], [1.60085, 42.62703], [1.55418, 42.65669], [1.50867, 42.64483], [1.48043, 42.65203], [1.46718, 42.63296], [1.47986, 42.61346], [1.44197, 42.60217], [1.42512, 42.58292], [1.44529, 42.56722], [1.4234, 42.55959], [1.41245, 42.53539], [1.44759, 42.54431], [1.46661, 42.50949], [1.41648, 42.48315], [1.43838, 42.47848], [1.44529, 42.43724], [1.5127, 42.42959], [1.55073, 42.43299], [1.55937, 42.45808], [1.57953, 42.44957], [1.58933, 42.46275], [1.65674, 42.47125], [1.66826, 42.50779], [1.70571, 42.48867], [1.72515, 42.50338]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AE",
+           iso1A3: "ARE",
+           iso1N3: "784",
+           wikidata: "Q878",
+           nameEn: "United Arab Emirates",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["971"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[56.26534, 25.62825], [56.25341, 25.61443], [56.26636, 25.60643], [56.25365, 25.60211], [56.20473, 25.61119], [56.18363, 25.65508], [56.14826, 25.66351], [56.13579, 25.73524], [56.17416, 25.77239], [56.13963, 25.82765], [56.19334, 25.9795], [56.15498, 26.06828], [56.08666, 26.05038], [55.81777, 26.18798], [55.14145, 25.62624], [53.97892, 24.64436], [52.82259, 25.51697], [52.35509, 25.00368], [52.02277, 24.75635], [51.83108, 24.71675], [51.58834, 24.66608], [51.41644, 24.39615], [51.58871, 24.27256], [51.59617, 24.12041], [52.56622, 22.94341], [55.13599, 22.63334], [55.2137, 22.71065], [55.22634, 23.10378], [55.57358, 23.669], [55.48677, 23.94946], [55.73301, 24.05994], [55.8308, 24.01633], [56.01799, 24.07426], [55.95472, 24.2172], [55.83367, 24.20193], [55.77658, 24.23476], [55.76558, 24.23227], [55.75257, 24.23466], [55.75382, 24.2466], [55.75939, 24.26114], [55.76781, 24.26209], [55.79145, 24.27914], [55.80747, 24.31069], [55.83395, 24.32776], [55.83271, 24.41521], [55.76461, 24.5287], [55.83271, 24.68567], [55.83408, 24.77858], [55.81348, 24.80102], [55.81116, 24.9116], [55.85094, 24.96858], [55.90849, 24.96771], [55.96316, 25.00857], [56.05715, 24.95727], [56.05106, 24.87461], [55.97467, 24.89639], [55.97836, 24.87673], [56.03535, 24.81161], [56.06128, 24.74457], [56.13684, 24.73699], [56.20062, 24.78565], [56.20568, 24.85063], [56.30269, 24.88334], [56.34873, 24.93205], [56.3227, 24.97284], [56.86325, 25.03856], [56.82555, 25.7713], [56.26534, 25.62825]], [[56.26062, 25.33108], [56.3005, 25.31815], [56.3111, 25.30107], [56.35172, 25.30681], [56.34438, 25.26653], [56.27628, 25.23404], [56.24341, 25.22867], [56.20872, 25.24104], [56.20838, 25.25668], [56.24465, 25.27505], [56.25008, 25.28843], [56.23362, 25.31253], [56.26062, 25.33108]]], [[[56.28423, 25.26344], [56.29379, 25.2754], [56.28102, 25.28486], [56.2716, 25.27916], [56.27086, 25.26128], [56.28423, 25.26344]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AF",
+           iso1A3: "AFG",
+           iso1N3: "004",
+           wikidata: "Q889",
+           nameEn: "Afghanistan",
+           groups: ["034", "142", "UN"],
+           callingCodes: ["93"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[70.61526, 38.34774], [70.60407, 38.28046], [70.54673, 38.24541], [70.4898, 38.12546], [70.17206, 37.93276], [70.1863, 37.84296], [70.27694, 37.81258], [70.28243, 37.66706], [70.15015, 37.52519], [69.95971, 37.5659], [69.93362, 37.61378], [69.84435, 37.60616], [69.80041, 37.5746], [69.51888, 37.5844], [69.44954, 37.4869], [69.36645, 37.40462], [69.45022, 37.23315], [69.39529, 37.16752], [69.25152, 37.09426], [69.03274, 37.25174], [68.96407, 37.32603], [68.88168, 37.33368], [68.91189, 37.26704], [68.80889, 37.32494], [68.81438, 37.23862], [68.6798, 37.27906], [68.61851, 37.19815], [68.41888, 37.13906], [68.41201, 37.10402], [68.29253, 37.10621], [68.27605, 37.00977], [68.18542, 37.02074], [68.02194, 36.91923], [67.87917, 37.0591], [67.7803, 37.08978], [67.78329, 37.1834], [67.51868, 37.26102], [67.2581, 37.17216], [67.2224, 37.24545], [67.13039, 37.27168], [67.08232, 37.35469], [66.95598, 37.40162], [66.64699, 37.32958], [66.55743, 37.35409], [66.30993, 37.32409], [65.72274, 37.55438], [65.64137, 37.45061], [65.64263, 37.34388], [65.51778, 37.23881], [64.97945, 37.21913], [64.61141, 36.6351], [64.62514, 36.44311], [64.57295, 36.34362], [64.43288, 36.24401], [64.05385, 36.10433], [63.98519, 36.03773], [63.56496, 35.95106], [63.53475, 35.90881], [63.29579, 35.85985], [63.12276, 35.86208], [63.10318, 35.81782], [63.23262, 35.67487], [63.10079, 35.63024], [63.12276, 35.53196], [63.0898, 35.43131], [62.90853, 35.37086], [62.74098, 35.25432], [62.62288, 35.22067], [62.48006, 35.28796], [62.29878, 35.13312], [62.29191, 35.25964], [62.15871, 35.33278], [62.05709, 35.43803], [61.97743, 35.4604], [61.77693, 35.41341], [61.58742, 35.43803], [61.27371, 35.61482], [61.18187, 35.30249], [61.0991, 35.27845], [61.12831, 35.09938], [61.06926, 34.82139], [61.00197, 34.70631], [60.99922, 34.63064], [60.72316, 34.52857], [60.91321, 34.30411], [60.66502, 34.31539], [60.50209, 34.13992], [60.5838, 33.80793], [60.5485, 33.73422], [60.57762, 33.59772], [60.69573, 33.56054], [60.91133, 33.55596], [60.88908, 33.50219], [60.56485, 33.12944], [60.86191, 32.22565], [60.84541, 31.49561], [61.70929, 31.37391], [61.80569, 31.16167], [61.80957, 31.12576], [61.83257, 31.0452], [61.8335, 30.97669], [61.78268, 30.92724], [61.80829, 30.84224], [60.87231, 29.86514], [62.47751, 29.40782], [63.5876, 29.50456], [64.12966, 29.39157], [64.19796, 29.50407], [64.62116, 29.58903], [65.04005, 29.53957], [66.24175, 29.85181], [66.36042, 29.9583], [66.23609, 30.06321], [66.34869, 30.404], [66.28413, 30.57001], [66.39194, 30.9408], [66.42645, 30.95309], [66.58175, 30.97532], [66.68166, 31.07597], [66.72561, 31.20526], [66.83273, 31.26867], [67.04147, 31.31561], [67.03323, 31.24519], [67.29964, 31.19586], [67.78854, 31.33203], [67.7748, 31.4188], [67.62374, 31.40473], [67.58323, 31.52772], [67.72056, 31.52304], [67.86887, 31.63536], [68.00071, 31.6564], [68.1655, 31.82691], [68.25614, 31.80357], [68.27605, 31.75863], [68.44222, 31.76446], [68.57475, 31.83158], [68.6956, 31.75687], [68.79997, 31.61665], [68.91078, 31.59687], [68.95995, 31.64822], [69.00939, 31.62249], [69.11514, 31.70782], [69.20577, 31.85957], [69.3225, 31.93186], [69.27032, 32.14141], [69.27932, 32.29119], [69.23599, 32.45946], [69.2868, 32.53938], [69.38155, 32.56601], [69.44747, 32.6678], [69.43649, 32.7302], [69.38018, 32.76601], [69.47082, 32.85834], [69.5436, 32.8768], [69.49854, 32.88843], [69.49004, 33.01509], [69.57656, 33.09911], [69.71526, 33.09911], [69.79766, 33.13247], [69.85259, 33.09451], [70.02563, 33.14282], [70.07369, 33.22557], [70.13686, 33.21064], [70.32775, 33.34496], [70.17062, 33.53535], [70.20141, 33.64387], [70.14785, 33.6553], [70.14236, 33.71701], [70.00503, 33.73528], [69.85671, 33.93719], [69.87307, 33.9689], [69.90203, 34.04194], [70.54336, 33.9463], [70.88119, 33.97933], [71.07345, 34.06242], [71.06933, 34.10564], [71.09307, 34.11961], [71.09453, 34.13524], [71.13078, 34.16503], [71.12815, 34.26619], [71.17662, 34.36769], [71.02401, 34.44835], [71.0089, 34.54568], [71.11602, 34.63047], [71.08718, 34.69034], [71.28356, 34.80882], [71.29472, 34.87728], [71.50329, 34.97328], [71.49917, 35.00478], [71.55273, 35.02615], [71.52938, 35.09023], [71.67495, 35.21262], [71.5541, 35.28776], [71.54294, 35.31037], [71.65435, 35.4479], [71.49917, 35.6267], [71.55273, 35.71483], [71.37969, 35.95865], [71.19505, 36.04134], [71.60491, 36.39429], [71.80267, 36.49924], [72.18135, 36.71838], [72.6323, 36.84601], [73.82685, 36.91421], [74.04856, 36.82648], [74.43389, 37.00977], [74.53739, 36.96224], [74.56453, 37.03023], [74.49981, 37.24518], [74.80605, 37.21565], [74.88887, 37.23275], [74.8294, 37.3435], [74.68383, 37.3948], [74.56161, 37.37734], [74.41055, 37.3948], [74.23339, 37.41116], [74.20308, 37.34208], [73.8564, 37.26158], [73.82552, 37.22659], [73.64974, 37.23643], [73.61129, 37.27469], [73.76647, 37.33913], [73.77197, 37.4417], [73.29633, 37.46495], [73.06884, 37.31729], [72.79693, 37.22222], [72.66381, 37.02014], [72.54095, 37.00007], [72.31676, 36.98115], [71.83229, 36.68084], [71.67083, 36.67346], [71.57195, 36.74943], [71.51502, 36.89128], [71.48481, 36.93218], [71.46923, 36.99925], [71.45578, 37.03094], [71.43097, 37.05855], [71.44127, 37.11856], [71.4494, 37.18137], [71.4555, 37.21418], [71.47386, 37.2269], [71.48339, 37.23937], [71.4824, 37.24921], [71.48536, 37.26017], [71.50674, 37.31502], [71.49821, 37.31975], [71.4862, 37.33405], [71.47685, 37.40281], [71.49612, 37.4279], [71.5256, 37.47971], [71.50616, 37.50733], [71.49693, 37.53527], [71.5065, 37.60912], [71.51972, 37.61945], [71.54186, 37.69691], [71.55234, 37.73209], [71.53053, 37.76534], [71.54324, 37.77104], [71.55752, 37.78677], [71.59255, 37.79956], [71.58843, 37.92425], [71.51565, 37.95349], [71.32871, 37.88564], [71.296, 37.93403], [71.2809, 37.91995], [71.24969, 37.93031], [71.27278, 37.96496], [71.27622, 37.99946], [71.28922, 38.01272], [71.29878, 38.04429], [71.36444, 38.15358], [71.37803, 38.25641], [71.33869, 38.27335], [71.33114, 38.30339], [71.21291, 38.32797], [71.1451, 38.40106], [71.10957, 38.40671], [71.10592, 38.42077], [71.09542, 38.42517], [71.0556, 38.40176], [71.03545, 38.44779], [70.98693, 38.48862], [70.92728, 38.43021], [70.88719, 38.46826], [70.84376, 38.44688], [70.82538, 38.45394], [70.81697, 38.44507], [70.80521, 38.44447], [70.79766, 38.44944], [70.78702, 38.45031], [70.78581, 38.45502], [70.77132, 38.45548], [70.75455, 38.4252], [70.72485, 38.4131], [70.69807, 38.41861], [70.67438, 38.40597], [70.6761, 38.39144], [70.69189, 38.37031], [70.64966, 38.34999], [70.61526, 38.34774]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AG",
+           iso1A3: "ATG",
+           iso1N3: "028",
+           wikidata: "Q781",
+           nameEn: "Antigua and Barbuda",
+           groups: ["029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           callingCodes: ["1 268"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-61.66959, 18.6782], [-62.58307, 16.68909], [-62.1023, 16.97277], [-61.23098, 16.62484], [-61.66959, 18.6782]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AI",
+           iso1A3: "AIA",
+           iso1N3: "660",
+           wikidata: "Q25228",
+           nameEn: "Anguilla",
+           country: "GB",
+           groups: ["BOTS", "029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           callingCodes: ["1 264"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-63.79029, 19.11219], [-63.35989, 18.06012], [-62.62718, 18.26185], [-63.79029, 19.11219]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AL",
+           iso1A3: "ALB",
+           iso1N3: "008",
+           wikidata: "Q222",
+           nameEn: "Albania",
+           groups: ["039", "150", "UN"],
+           callingCodes: ["355"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[20.07761, 42.55582], [20.01834, 42.54622], [20.00842, 42.5109], [19.9324, 42.51699], [19.82333, 42.46581], [19.76549, 42.50237], [19.74731, 42.57422], [19.77375, 42.58517], [19.73244, 42.66299], [19.65972, 42.62774], [19.4836, 42.40831], [19.42352, 42.36546], [19.42, 42.33019], [19.28623, 42.17745], [19.40687, 42.10024], [19.37548, 42.06835], [19.36867, 42.02564], [19.37691, 41.96977], [19.34601, 41.95675], [19.33812, 41.90669], [19.37451, 41.8842], [19.37597, 41.84849], [19.26406, 41.74971], [19.0384, 40.35325], [19.95905, 39.82857], [19.97622, 39.78684], [19.92466, 39.69533], [19.98042, 39.6504], [20.00957, 39.69227], [20.05189, 39.69112], [20.12956, 39.65805], [20.15988, 39.652], [20.22376, 39.64532], [20.22707, 39.67459], [20.27412, 39.69884], [20.31961, 39.72799], [20.29152, 39.80421], [20.30804, 39.81563], [20.38572, 39.78516], [20.41475, 39.81437], [20.41546, 39.82832], [20.31135, 39.99438], [20.37911, 39.99058], [20.42373, 40.06777], [20.48487, 40.06271], [20.51297, 40.08168], [20.55593, 40.06524], [20.61081, 40.07866], [20.62566, 40.0897], [20.67162, 40.09433], [20.71789, 40.27739], [20.78234, 40.35803], [20.7906, 40.42726], [20.83688, 40.47882], [20.94925, 40.46625], [20.96908, 40.51526], [21.03932, 40.56299], [21.05833, 40.66586], [20.98134, 40.76046], [20.95752, 40.76982], [20.98396, 40.79109], [20.97887, 40.85475], [20.97693, 40.90103], [20.94305, 40.92399], [20.83671, 40.92752], [20.81567, 40.89662], [20.73504, 40.9081], [20.71634, 40.91781], [20.65558, 41.08009], [20.63454, 41.0889], [20.59832, 41.09066], [20.58546, 41.11179], [20.59715, 41.13644], [20.51068, 41.2323], [20.49432, 41.33679], [20.52119, 41.34381], [20.55976, 41.4087], [20.51301, 41.442], [20.49039, 41.49277], [20.45331, 41.51436], [20.45809, 41.5549], [20.52103, 41.56473], [20.55508, 41.58113], [20.51769, 41.65975], [20.52937, 41.69292], [20.51301, 41.72433], [20.53405, 41.78099], [20.57144, 41.7897], [20.55976, 41.87068], [20.59524, 41.8818], [20.57946, 41.91593], [20.63069, 41.94913], [20.59434, 42.03879], [20.55633, 42.08173], [20.56955, 42.12097], [20.48857, 42.25444], [20.3819, 42.3029], [20.34479, 42.32656], [20.24399, 42.32168], [20.21797, 42.41237], [20.17127, 42.50469], [20.07761, 42.55582]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AM",
+           iso1A3: "ARM",
+           iso1N3: "051",
+           wikidata: "Q399",
+           nameEn: "Armenia",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["374"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[45.0133, 41.29747], [44.93493, 41.25685], [44.81437, 41.30371], [44.80053, 41.25949], [44.81749, 41.23488], [44.84358, 41.23088], [44.89911, 41.21366], [44.87887, 41.20195], [44.82084, 41.21513], [44.72814, 41.20338], [44.61462, 41.24018], [44.59322, 41.1933], [44.46791, 41.18204], [44.34417, 41.2382], [44.34337, 41.20312], [44.32139, 41.2079], [44.18148, 41.24644], [44.16591, 41.19141], [43.84835, 41.16329], [43.74717, 41.1117], [43.67712, 41.13398], [43.4717, 41.12611], [43.44984, 41.0988], [43.47319, 41.02251], [43.58683, 40.98961], [43.67712, 40.93084], [43.67712, 40.84846], [43.74872, 40.7365], [43.7425, 40.66805], [43.63664, 40.54159], [43.54791, 40.47413], [43.60862, 40.43267], [43.59928, 40.34019], [43.71136, 40.16673], [43.65221, 40.14889], [43.65688, 40.11199], [43.92307, 40.01787], [44.1057, 40.03555], [44.1778, 40.02845], [44.26973, 40.04866], [44.46635, 39.97733], [44.61845, 39.8281], [44.75779, 39.7148], [44.88354, 39.74432], [44.92869, 39.72157], [45.06604, 39.79277], [45.18554, 39.67846], [45.17464, 39.58614], [45.21784, 39.58074], [45.23535, 39.61373], [45.30385, 39.61373], [45.29606, 39.57654], [45.46992, 39.49888], [45.70547, 39.60174], [45.80804, 39.56716], [45.83, 39.46487], [45.79225, 39.3695], [45.99774, 39.28931], [46.02303, 39.09978], [46.06973, 39.0744], [46.14785, 38.84206], [46.20601, 38.85262], [46.34059, 38.92076], [46.53497, 38.86548], [46.51805, 38.94982], [46.54296, 39.07078], [46.44022, 39.19636], [46.52584, 39.18912], [46.54141, 39.15895], [46.58032, 39.21204], [46.63481, 39.23013], [46.56476, 39.24942], [46.50093, 39.33736], [46.43244, 39.35181], [46.37795, 39.42039], [46.4013, 39.45405], [46.53051, 39.47809], [46.51027, 39.52373], [46.57721, 39.54414], [46.57098, 39.56694], [46.52117, 39.58734], [46.42465, 39.57534], [46.40286, 39.63651], [46.18493, 39.60533], [45.96543, 39.78859], [45.82533, 39.82925], [45.7833, 39.9475], [45.60895, 39.97733], [45.59806, 40.0131], [45.78642, 40.03218], [45.83779, 39.98925], [45.97944, 40.181], [45.95609, 40.27846], [45.65098, 40.37696], [45.42994, 40.53804], [45.45484, 40.57707], [45.35366, 40.65979], [45.4206, 40.7424], [45.55914, 40.78366], [45.60584, 40.87436], [45.40814, 40.97904], [45.44083, 41.01663], [45.39725, 41.02603], [45.35677, 40.99784], [45.28859, 41.03757], [45.26162, 41.0228], [45.25897, 41.0027], [45.1994, 41.04518], [45.16493, 41.05068], [45.1634, 41.08082], [45.1313, 41.09369], [45.12923, 41.06059], [45.06784, 41.05379], [45.08028, 41.10917], [45.19942, 41.13299], [45.1969, 41.168], [45.11811, 41.19967], [45.05201, 41.19211], [45.02932, 41.2101], [45.05497, 41.2464], [45.0133, 41.29747]], [[45.21324, 40.9817], [45.21219, 40.99001], [45.20518, 40.99348], [45.19312, 40.98998], [45.18382, 41.0066], [45.20625, 41.01484], [45.23487, 41.00226], [45.23095, 40.97828], [45.21324, 40.9817]], [[45.00864, 41.03411], [44.9903, 41.05657], [44.96031, 41.06345], [44.95383, 41.07553], [44.97169, 41.09176], [45.00864, 41.09407], [45.03406, 41.07931], [45.04517, 41.06653], [45.03792, 41.03938], [45.00864, 41.03411]]], [[[45.50279, 40.58424], [45.56071, 40.64765], [45.51825, 40.67382], [45.47927, 40.65023], [45.50279, 40.58424]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AO",
+           iso1A3: "AGO",
+           iso1N3: "024",
+           wikidata: "Q916",
+           nameEn: "Angola",
+           groups: ["017", "202", "002", "UN"],
+           callingCodes: ["244"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[16.55507, -5.85631], [13.04371, -5.87078], [12.42245, -6.07585], [11.95767, -5.94705], [12.20376, -5.76338], [12.26557, -5.74031], [12.52318, -5.74353], [12.52301, -5.17481], [12.53599, -5.1618], [12.53586, -5.14658], [12.51589, -5.1332], [12.49815, -5.14058], [12.46297, -5.09408], [12.60251, -5.01715], [12.63465, -4.94632], [12.70868, -4.95505], [12.8733, -4.74346], [13.11195, -4.67745], [13.09648, -4.63739], [12.91489, -4.47907], [12.87096, -4.40315], [12.76844, -4.38709], [12.64835, -4.55937], [12.40964, -4.60609], [12.32324, -4.78415], [12.25587, -4.79437], [12.20901, -4.75642], [12.16068, -4.90089], [12.00924, -5.02627], [11.50888, -5.33417], [10.5065, -17.25284], [11.75063, -17.25013], [12.07076, -17.15165], [12.52111, -17.24495], [12.97145, -16.98567], [13.36212, -16.98048], [13.95896, -17.43141], [14.28743, -17.38814], [18.39229, -17.38927], [18.84226, -17.80375], [21.14283, -17.94318], [21.42741, -18.02787], [23.47474, -17.62877], [23.20038, -17.47563], [22.17217, -16.50269], [22.00323, -16.18028], [21.97988, -13.00148], [24.03339, -12.99091], [23.90937, -12.844], [24.06672, -12.29058], [23.98804, -12.13149], [24.02603, -11.15368], [24.00027, -10.89356], [23.86868, -11.02856], [23.45631, -10.946], [23.16602, -11.10577], [22.54205, -11.05784], [22.25951, -11.24911], [22.17954, -10.85884], [22.32604, -10.76291], [22.19039, -9.94628], [21.84856, -9.59871], [21.79824, -7.29628], [20.56263, -7.28566], [20.61689, -6.90876], [20.31846, -6.91953], [20.30218, -6.98955], [19.5469, -7.00195], [19.33698, -7.99743], [18.33635, -8.00126], [17.5828, -8.13784], [16.96282, -7.21787], [16.55507, -5.85631]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AQ",
+           iso1A3: "ATA",
+           iso1N3: "010",
+           wikidata: "Q51",
+           nameEn: "Antarctica",
+           level: "region",
+           callingCodes: ["672"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[180, -60], [-180, -60], [-180, -90], [180, -90], [180, -60]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AR",
+           iso1A3: "ARG",
+           iso1N3: "032",
+           wikidata: "Q414",
+           nameEn: "Argentina",
+           aliases: ["RA"],
+           groups: ["005", "419", "019", "UN"],
+           callingCodes: ["54"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-72.31343, -50.58411], [-72.33873, -51.59954], [-71.99889, -51.98018], [-69.97824, -52.00845], [-68.41683, -52.33516], [-68.60702, -52.65781], [-68.60733, -54.9125], [-68.01394, -54.8753], [-67.46182, -54.92205], [-67.11046, -54.94199], [-66.07313, -55.19618], [-63.67376, -55.11859], [-54.78916, -36.21945], [-57.83001, -34.69099], [-58.34425, -34.15035], [-58.44442, -33.84033], [-58.40475, -33.11777], [-58.1224, -32.98842], [-58.22362, -32.52416], [-58.10036, -32.25338], [-58.20252, -31.86966], [-58.00076, -31.65016], [-58.0023, -31.53084], [-58.07569, -31.44916], [-57.98127, -31.3872], [-57.9908, -31.34924], [-57.86729, -31.06352], [-57.89476, -30.95994], [-57.8024, -30.77193], [-57.89115, -30.49572], [-57.64859, -30.35095], [-57.61478, -30.25165], [-57.65132, -30.19229], [-57.09386, -29.74211], [-56.81251, -29.48154], [-56.62789, -29.18073], [-56.57295, -29.11357], [-56.54171, -29.11447], [-56.05265, -28.62651], [-56.00458, -28.60421], [-56.01729, -28.51223], [-55.65418, -28.18304], [-55.6262, -28.17124], [-55.33303, -27.94661], [-55.16872, -27.86224], [-55.1349, -27.89759], [-54.90805, -27.73149], [-54.90159, -27.63132], [-54.67657, -27.57214], [-54.50416, -27.48232], [-54.41888, -27.40882], [-54.19268, -27.30751], [-54.19062, -27.27639], [-54.15978, -27.2889], [-53.80144, -27.09844], [-53.73372, -26.6131], [-53.68269, -26.33359], [-53.64505, -26.28089], [-53.64186, -26.25976], [-53.64632, -26.24798], [-53.63881, -26.25075], [-53.63739, -26.2496], [-53.65237, -26.23289], [-53.65018, -26.19501], [-53.73968, -26.10012], [-53.73391, -26.07006], [-53.7264, -26.0664], [-53.73086, -26.05842], [-53.73511, -26.04211], [-53.83691, -25.94849], [-53.90831, -25.55513], [-54.52926, -25.62846], [-54.5502, -25.58915], [-54.59398, -25.59224], [-54.62063, -25.91213], [-54.60664, -25.9691], [-54.67359, -25.98607], [-54.69333, -26.37705], [-54.70732, -26.45099], [-54.80868, -26.55669], [-55.00584, -26.78754], [-55.06351, -26.80195], [-55.16948, -26.96068], [-55.25243, -26.93808], [-55.39611, -26.97679], [-55.62322, -27.1941], [-55.59094, -27.32444], [-55.74475, -27.44485], [-55.89195, -27.3467], [-56.18313, -27.29851], [-56.85337, -27.5165], [-58.04205, -27.2387], [-58.59549, -27.29973], [-58.65321, -27.14028], [-58.3198, -26.83443], [-58.1188, -26.16704], [-57.87176, -25.93604], [-57.57431, -25.47269], [-57.80821, -25.13863], [-58.25492, -24.92528], [-58.33055, -24.97099], [-59.33886, -24.49935], [-59.45482, -24.34787], [-60.03367, -24.00701], [-60.28163, -24.04436], [-60.99754, -23.80934], [-61.0782, -23.62932], [-61.9756, -23.0507], [-62.22768, -22.55807], [-62.51761, -22.37684], [-62.64455, -22.25091], [-62.8078, -22.12534], [-62.81124, -21.9987], [-63.66482, -21.99918], [-63.68113, -22.0544], [-63.70963, -21.99934], [-63.93287, -21.99934], [-64.22918, -22.55807], [-64.31489, -22.88824], [-64.35108, -22.73282], [-64.4176, -22.67692], [-64.58888, -22.25035], [-64.67174, -22.18957], [-64.90014, -22.12136], [-64.99524, -22.08255], [-65.47435, -22.08908], [-65.57743, -22.07675], [-65.58694, -22.09794], [-65.61166, -22.09504], [-65.7467, -22.10105], [-65.9261, -21.93335], [-66.04832, -21.9187], [-66.03836, -21.84829], [-66.24077, -21.77837], [-66.29714, -22.08741], [-66.7298, -22.23644], [-67.18382, -22.81525], [-66.99632, -22.99839], [-67.33563, -24.04237], [-68.24825, -24.42596], [-68.56909, -24.69831], [-68.38372, -25.08636], [-68.57622, -25.32505], [-68.38372, -26.15353], [-68.56909, -26.28146], [-68.59048, -26.49861], [-68.27677, -26.90626], [-68.43363, -27.08414], [-68.77586, -27.16029], [-69.22504, -27.95042], [-69.66709, -28.44055], [-69.80969, -29.07185], [-69.99507, -29.28351], [-69.8596, -30.26131], [-70.14479, -30.36595], [-70.55832, -31.51559], [-69.88099, -33.34489], [-69.87386, -34.13344], [-70.49416, -35.24145], [-70.38008, -36.02375], [-70.95047, -36.4321], [-71.24279, -37.20264], [-70.89532, -38.6923], [-71.37826, -38.91474], [-71.92726, -40.72714], [-71.74901, -42.11711], [-72.15541, -42.15941], [-72.14828, -42.85321], [-71.64206, -43.64774], [-71.81318, -44.38097], [-71.16436, -44.46244], [-71.26418, -44.75684], [-72.06985, -44.81756], [-71.35687, -45.22075], [-71.75614, -45.61611], [-71.68577, -46.55385], [-71.94152, -47.13595], [-72.50478, -47.80586], [-72.27662, -48.28727], [-72.54042, -48.52392], [-72.56894, -48.81116], [-73.09655, -49.14342], [-73.45156, -49.79461], [-73.55259, -49.92488], [-73.15765, -50.78337], [-72.31343, -50.58411]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AS",
+           iso1A3: "ASM",
+           iso1N3: "016",
+           wikidata: "Q16641",
+           nameEn: "American Samoa",
+           aliases: ["US-AS"],
+           country: "US",
+           groups: ["Q1352230", "061", "009", "UN"],
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1 684"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-171.39864, -10.21587], [-170.99605, -15.1275], [-166.32598, -15.26169], [-171.39864, -10.21587]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AT",
+           iso1A3: "AUT",
+           iso1N3: "040",
+           wikidata: "Q40",
+           nameEn: "Austria",
+           groups: ["EU", "155", "150", "UN"],
+           callingCodes: ["43"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[15.34823, 48.98444], [15.28305, 48.98831], [15.26177, 48.95766], [15.16358, 48.94278], [15.15534, 48.99056], [14.99878, 49.01444], [14.97612, 48.96983], [14.98917, 48.90082], [14.95072, 48.79101], [14.98032, 48.77959], [14.9782, 48.7766], [14.98112, 48.77524], [14.9758, 48.76857], [14.95641, 48.75915], [14.94773, 48.76268], [14.81545, 48.7874], [14.80821, 48.77711], [14.80584, 48.73489], [14.72756, 48.69502], [14.71794, 48.59794], [14.66762, 48.58215], [14.60808, 48.62881], [14.56139, 48.60429], [14.4587, 48.64695], [14.43076, 48.58855], [14.33909, 48.55852], [14.20691, 48.5898], [14.09104, 48.5943], [14.01482, 48.63788], [14.06151, 48.66873], [13.84023, 48.76988], [13.82266, 48.75544], [13.81863, 48.73257], [13.79337, 48.71375], [13.81791, 48.69832], [13.81283, 48.68426], [13.81901, 48.6761], [13.82609, 48.62345], [13.80038, 48.59487], [13.80519, 48.58026], [13.76921, 48.55324], [13.7513, 48.5624], [13.74816, 48.53058], [13.72802, 48.51208], [13.66113, 48.53558], [13.65186, 48.55092], [13.62508, 48.55501], [13.59705, 48.57013], [13.57535, 48.55912], [13.51291, 48.59023], [13.50131, 48.58091], [13.50663, 48.57506], [13.46967, 48.55157], [13.45214, 48.56472], [13.43695, 48.55776], [13.45727, 48.51092], [13.42527, 48.45711], [13.43929, 48.43386], [13.40709, 48.37292], [13.30897, 48.31575], [13.26039, 48.29422], [13.18093, 48.29577], [13.126, 48.27867], [13.0851, 48.27711], [13.02083, 48.25689], [12.95306, 48.20629], [12.87126, 48.20318], [12.84475, 48.16556], [12.836, 48.1647], [12.8362, 48.15876], [12.82673, 48.15245], [12.80676, 48.14979], [12.78595, 48.12445], [12.7617, 48.12796], [12.74973, 48.10885], [12.76141, 48.07373], [12.8549, 48.01122], [12.87476, 47.96195], [12.91683, 47.95647], [12.9211, 47.95135], [12.91985, 47.94069], [12.92668, 47.93879], [12.93419, 47.94063], [12.93642, 47.94436], [12.93886, 47.94046], [12.94163, 47.92927], [13.00588, 47.84374], [12.98543, 47.82896], [12.96311, 47.79957], [12.93202, 47.77302], [12.94371, 47.76281], [12.9353, 47.74788], [12.91711, 47.74026], [12.90274, 47.72513], [12.91333, 47.7178], [12.92969, 47.71094], [12.98578, 47.7078], [13.01382, 47.72116], [13.07692, 47.68814], [13.09562, 47.63304], [13.06407, 47.60075], [13.06641, 47.58577], [13.04537, 47.58183], [13.05355, 47.56291], [13.03252, 47.53373], [13.04537, 47.49426], [12.9998, 47.46267], [12.98344, 47.48716], [12.9624, 47.47452], [12.85256, 47.52741], [12.84672, 47.54556], [12.80699, 47.54477], [12.77427, 47.58025], [12.82101, 47.61493], [12.76492, 47.64485], [12.77777, 47.66689], [12.7357, 47.6787], [12.6071, 47.6741], [12.57438, 47.63238], [12.53816, 47.63553], [12.50076, 47.62293], [12.44117, 47.6741], [12.43883, 47.6977], [12.37222, 47.68433], [12.336, 47.69534], [12.27991, 47.68827], [12.26004, 47.67725], [12.24017, 47.69534], [12.26238, 47.73544], [12.2542, 47.7433], [12.22571, 47.71776], [12.18303, 47.70065], [12.16217, 47.70105], [12.16769, 47.68167], [12.18347, 47.66663], [12.18507, 47.65984], [12.19895, 47.64085], [12.20801, 47.61082], [12.20398, 47.60667], [12.18568, 47.6049], [12.17737, 47.60121], [12.18145, 47.61019], [12.17824, 47.61506], [12.13734, 47.60639], [12.05788, 47.61742], [12.02282, 47.61033], [12.0088, 47.62451], [11.85572, 47.60166], [11.84052, 47.58354], [11.63934, 47.59202], [11.60681, 47.57881], [11.58811, 47.55515], [11.58578, 47.52281], [11.52618, 47.50939], [11.4362, 47.51413], [11.38128, 47.47465], [11.4175, 47.44621], [11.33804, 47.44937], [11.29597, 47.42566], [11.27844, 47.39956], [11.22002, 47.3964], [11.25157, 47.43277], [11.20482, 47.43198], [11.12536, 47.41222], [11.11835, 47.39719], [10.97111, 47.39561], [10.97111, 47.41617], [10.98513, 47.42882], [10.92437, 47.46991], [10.93839, 47.48018], [10.90918, 47.48571], [10.87061, 47.4786], [10.86945, 47.5015], [10.91268, 47.51334], [10.88814, 47.53701], [10.77596, 47.51729], [10.7596, 47.53228], [10.6965, 47.54253], [10.68832, 47.55752], [10.63456, 47.5591], [10.60337, 47.56755], [10.56912, 47.53584], [10.48849, 47.54057], [10.47329, 47.58552], [10.43473, 47.58394], [10.44992, 47.5524], [10.4324, 47.50111], [10.44291, 47.48453], [10.46278, 47.47901], [10.47446, 47.43318], [10.4359, 47.41183], [10.4324, 47.38494], [10.39851, 47.37623], [10.33424, 47.30813], [10.23257, 47.27088], [10.17531, 47.27167], [10.17648, 47.29149], [10.2147, 47.31014], [10.19998, 47.32832], [10.23757, 47.37609], [10.22774, 47.38904], [10.2127, 47.38019], [10.17648, 47.38889], [10.16362, 47.36674], [10.11805, 47.37228], [10.09819, 47.35724], [10.06897, 47.40709], [10.1052, 47.4316], [10.09001, 47.46005], [10.07131, 47.45531], [10.03859, 47.48927], [10.00003, 47.48216], [9.96029, 47.53899], [9.92407, 47.53111], [9.87733, 47.54688], [9.87499, 47.52953], [9.8189, 47.54688], [9.82591, 47.58158], [9.80254, 47.59419], [9.76748, 47.5934], [9.72736, 47.53457], [9.55125, 47.53629], [9.56312, 47.49495], [9.58208, 47.48344], [9.59482, 47.46305], [9.60205, 47.46165], [9.60484, 47.46358], [9.60841, 47.47178], [9.62158, 47.45858], [9.62475, 47.45685], [9.6423, 47.45599], [9.65728, 47.45383], [9.65863, 47.44847], [9.64483, 47.43842], [9.6446, 47.43233], [9.65043, 47.41937], [9.65136, 47.40504], [9.6629, 47.39591], [9.67334, 47.39191], [9.67445, 47.38429], [9.6711, 47.37824], [9.66243, 47.37136], [9.65427, 47.36824], [9.62476, 47.36639], [9.59978, 47.34671], [9.58513, 47.31334], [9.55857, 47.29919], [9.54773, 47.2809], [9.53116, 47.27029], [9.56766, 47.24281], [9.55176, 47.22585], [9.56981, 47.21926], [9.58264, 47.20673], [9.56539, 47.17124], [9.62623, 47.14685], [9.63395, 47.08443], [9.61216, 47.07732], [9.60717, 47.06091], [9.87935, 47.01337], [9.88266, 46.93343], [9.98058, 46.91434], [10.10715, 46.84296], [10.22675, 46.86942], [10.24128, 46.93147], [10.30031, 46.92093], [10.36933, 47.00212], [10.48376, 46.93891], [10.47197, 46.85698], [10.54783, 46.84505], [10.66405, 46.87614], [10.75753, 46.82258], [10.72974, 46.78972], [11.00764, 46.76896], [11.10618, 46.92966], [11.33355, 46.99862], [11.50739, 47.00644], [11.74789, 46.98484], [12.19254, 47.09331], [12.21781, 47.03996], [12.11675, 47.01241], [12.2006, 46.88854], [12.27591, 46.88651], [12.38708, 46.71529], [12.59992, 46.6595], [12.94445, 46.60401], [13.27627, 46.56059], [13.64088, 46.53438], [13.7148, 46.5222], [13.89837, 46.52331], [14.00422, 46.48474], [14.04002, 46.49117], [14.12097, 46.47724], [14.15989, 46.43327], [14.28326, 46.44315], [14.314, 46.43327], [14.42608, 46.44614], [14.45877, 46.41717], [14.52176, 46.42617], [14.56463, 46.37208], [14.5942, 46.43434], [14.66892, 46.44936], [14.72185, 46.49974], [14.81836, 46.51046], [14.83549, 46.56614], [14.86419, 46.59411], [14.87129, 46.61], [14.92283, 46.60848], [14.96002, 46.63459], [14.98024, 46.6009], [15.01451, 46.641], [15.14215, 46.66131], [15.23711, 46.63994], [15.41235, 46.65556], [15.45514, 46.63697], [15.46906, 46.61321], [15.54431, 46.6312], [15.55333, 46.64988], [15.54533, 46.66985], [15.59826, 46.68908], [15.62317, 46.67947], [15.63255, 46.68069], [15.6365, 46.6894], [15.6543, 46.69228], [15.6543, 46.70616], [15.67411, 46.70735], [15.69523, 46.69823], [15.72279, 46.69548], [15.73823, 46.70011], [15.76771, 46.69863], [15.78518, 46.70712], [15.8162, 46.71897], [15.87691, 46.7211], [15.94864, 46.68769], [15.98512, 46.68463], [15.99988, 46.67947], [16.04036, 46.6549], [16.04347, 46.68694], [16.02808, 46.71094], [15.99769, 46.7266], [15.98432, 46.74991], [15.99126, 46.78199], [15.99054, 46.82772], [16.05786, 46.83927], [16.10983, 46.867], [16.19904, 46.94134], [16.22403, 46.939], [16.27594, 46.9643], [16.28202, 47.00159], [16.51369, 47.00084], [16.43936, 47.03548], [16.52176, 47.05747], [16.46134, 47.09395], [16.52863, 47.13974], [16.44932, 47.14418], [16.46442, 47.16845], [16.4523, 47.18812], [16.42801, 47.18422], [16.41739, 47.20649], [16.43663, 47.21127], [16.44142, 47.25079], [16.47782, 47.25918], [16.45104, 47.41181], [16.49908, 47.39416], [16.52414, 47.41007], [16.57152, 47.40868], [16.6718, 47.46139], [16.64821, 47.50155], [16.71059, 47.52692], [16.64193, 47.63114], [16.58699, 47.61772], [16.4222, 47.66537], [16.55129, 47.72268], [16.53514, 47.73837], [16.54779, 47.75074], [16.61183, 47.76171], [16.65679, 47.74197], [16.72089, 47.73469], [16.7511, 47.67878], [16.82938, 47.68432], [16.86509, 47.72268], [16.87538, 47.68895], [17.08893, 47.70928], [17.05048, 47.79377], [17.07039, 47.81129], [17.00997, 47.86245], [17.08275, 47.87719], [17.11022, 47.92461], [17.09786, 47.97336], [17.16001, 48.00636], [17.07039, 48.0317], [17.09168, 48.09366], [17.05735, 48.14179], [17.02919, 48.13996], [16.97701, 48.17385], [16.89461, 48.31332], [16.90903, 48.32519], [16.84243, 48.35258], [16.83317, 48.38138], [16.83588, 48.3844], [16.8497, 48.38321], [16.85204, 48.44968], [16.94611, 48.53614], [16.93955, 48.60371], [16.90354, 48.71541], [16.79779, 48.70998], [16.71883, 48.73806], [16.68518, 48.7281], [16.67008, 48.77699], [16.46134, 48.80865], [16.40915, 48.74576], [16.37345, 48.729], [16.06034, 48.75436], [15.84404, 48.86921], [15.78087, 48.87644], [15.75341, 48.8516], [15.6921, 48.85973], [15.61622, 48.89541], [15.51357, 48.91549], [15.48027, 48.94481], [15.34823, 48.98444]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AU",
+           iso1A3: "AUS",
+           iso1N3: "036",
+           wikidata: "Q408",
+           nameEn: "Australia"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AW",
+           iso1A3: "ABW",
+           iso1N3: "533",
+           wikidata: "Q21203",
+           nameEn: "Aruba",
+           aliases: ["NL-AW"],
+           country: "NL",
+           groups: ["Q1451600", "029", "003", "419", "019", "UN"],
+           callingCodes: ["297"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-70.00823, 12.98375], [-70.35625, 12.58277], [-69.60231, 12.17], [-70.00823, 12.98375]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AX",
+           iso1A3: "ALA",
+           iso1N3: "248",
+           wikidata: "Q5689",
+           nameEn: "\xC5land Islands",
+           country: "FI",
+           groups: ["EU", "154", "150", "UN"],
+           callingCodes: ["358 18", "358 457"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[19.08191, 60.19152], [20.5104, 59.15546], [21.35468, 59.67511], [21.02509, 60.12142], [21.08159, 60.20167], [21.15143, 60.54555], [20.96741, 60.71528], [19.23413, 60.61414], [19.08191, 60.19152]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "AZ",
+           iso1A3: "AZE",
+           iso1N3: "031",
+           wikidata: "Q227",
+           nameEn: "Azerbaijan",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["994"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[46.42738, 41.91323], [46.3984, 41.84399], [46.30863, 41.79133], [46.23962, 41.75811], [46.20538, 41.77205], [46.17891, 41.72094], [46.19759, 41.62327], [46.24429, 41.59883], [46.26531, 41.63339], [46.28182, 41.60089], [46.3253, 41.60912], [46.34039, 41.5947], [46.34126, 41.57454], [46.29794, 41.5724], [46.33925, 41.4963], [46.40307, 41.48464], [46.4669, 41.43331], [46.63658, 41.37727], [46.72375, 41.28609], [46.66148, 41.20533], [46.63969, 41.09515], [46.55096, 41.1104], [46.48558, 41.0576], [46.456, 41.09984], [46.37661, 41.10805], [46.27698, 41.19011], [46.13221, 41.19479], [45.95786, 41.17956], [45.80842, 41.2229], [45.69946, 41.29545], [45.75705, 41.35157], [45.71035, 41.36208], [45.68389, 41.3539], [45.45973, 41.45898], [45.4006, 41.42402], [45.31352, 41.47168], [45.26285, 41.46433], [45.1797, 41.42231], [45.09867, 41.34065], [45.0133, 41.29747], [45.05497, 41.2464], [45.02932, 41.2101], [45.05201, 41.19211], [45.11811, 41.19967], [45.1969, 41.168], [45.19942, 41.13299], [45.08028, 41.10917], [45.06784, 41.05379], [45.12923, 41.06059], [45.1313, 41.09369], [45.1634, 41.08082], [45.16493, 41.05068], [45.1994, 41.04518], [45.25897, 41.0027], [45.26162, 41.0228], [45.28859, 41.03757], [45.35677, 40.99784], [45.39725, 41.02603], [45.44083, 41.01663], [45.40814, 40.97904], [45.60584, 40.87436], [45.55914, 40.78366], [45.4206, 40.7424], [45.35366, 40.65979], [45.45484, 40.57707], [45.42994, 40.53804], [45.65098, 40.37696], [45.95609, 40.27846], [45.97944, 40.181], [45.83779, 39.98925], [45.78642, 40.03218], [45.59806, 40.0131], [45.60895, 39.97733], [45.7833, 39.9475], [45.82533, 39.82925], [45.96543, 39.78859], [46.18493, 39.60533], [46.40286, 39.63651], [46.42465, 39.57534], [46.52117, 39.58734], [46.57098, 39.56694], [46.57721, 39.54414], [46.51027, 39.52373], [46.53051, 39.47809], [46.4013, 39.45405], [46.37795, 39.42039], [46.43244, 39.35181], [46.50093, 39.33736], [46.56476, 39.24942], [46.63481, 39.23013], [46.58032, 39.21204], [46.54141, 39.15895], [46.52584, 39.18912], [46.44022, 39.19636], [46.54296, 39.07078], [46.51805, 38.94982], [46.53497, 38.86548], [46.75752, 39.03231], [46.83822, 39.13143], [46.92539, 39.16644], [46.95341, 39.13505], [47.05771, 39.20143], [47.05927, 39.24846], [47.31301, 39.37492], [47.38978, 39.45999], [47.50099, 39.49615], [47.84774, 39.66285], [47.98977, 39.70999], [48.34264, 39.42935], [48.37385, 39.37584], [48.15984, 39.30028], [48.12404, 39.25208], [48.15361, 39.19419], [48.31239, 39.09278], [48.33884, 39.03022], [48.28437, 38.97186], [48.08627, 38.94434], [48.07734, 38.91616], [48.01409, 38.90333], [48.02581, 38.82705], [48.24773, 38.71883], [48.3146, 38.59958], [48.45084, 38.61013], [48.58793, 38.45076], [48.62217, 38.40198], [48.70001, 38.40564], [48.78979, 38.45026], [48.81072, 38.44853], [48.84969, 38.45015], [48.88288, 38.43975], [52.39847, 39.43556], [48.80971, 41.95365], [48.5867, 41.84306], [48.55078, 41.77917], [48.42301, 41.65444], [48.40277, 41.60441], [48.2878, 41.56221], [48.22064, 41.51472], [48.07587, 41.49957], [47.87973, 41.21798], [47.75831, 41.19455], [47.62288, 41.22969], [47.54504, 41.20275], [47.49004, 41.26366], [47.34579, 41.27884], [47.10762, 41.59044], [47.03757, 41.55434], [46.99554, 41.59743], [47.00955, 41.63583], [46.8134, 41.76252], [46.75269, 41.8623], [46.58924, 41.80547], [46.5332, 41.87389], [46.42738, 41.91323]], [[45.50279, 40.58424], [45.47927, 40.65023], [45.51825, 40.67382], [45.56071, 40.64765], [45.50279, 40.58424]]], [[[45.00864, 41.03411], [45.03792, 41.03938], [45.04517, 41.06653], [45.03406, 41.07931], [45.00864, 41.09407], [44.97169, 41.09176], [44.95383, 41.07553], [44.96031, 41.06345], [44.9903, 41.05657], [45.00864, 41.03411]]], [[[45.21324, 40.9817], [45.23095, 40.97828], [45.23487, 41.00226], [45.20625, 41.01484], [45.18382, 41.0066], [45.19312, 40.98998], [45.20518, 40.99348], [45.21219, 40.99001], [45.21324, 40.9817]]], [[[45.46992, 39.49888], [45.29606, 39.57654], [45.30385, 39.61373], [45.23535, 39.61373], [45.21784, 39.58074], [45.17464, 39.58614], [45.18554, 39.67846], [45.06604, 39.79277], [44.92869, 39.72157], [44.88354, 39.74432], [44.75779, 39.7148], [44.80977, 39.65768], [44.81043, 39.62677], [44.88916, 39.59653], [44.96746, 39.42998], [45.05932, 39.36435], [45.08751, 39.35052], [45.16168, 39.21952], [45.30489, 39.18333], [45.40148, 39.09007], [45.40452, 39.07224], [45.44811, 39.04927], [45.44966, 38.99243], [45.6131, 38.964], [45.6155, 38.94304], [45.65172, 38.95199], [45.83883, 38.90768], [45.90266, 38.87739], [45.94624, 38.89072], [46.00228, 38.87376], [46.06766, 38.87861], [46.14785, 38.84206], [46.06973, 39.0744], [46.02303, 39.09978], [45.99774, 39.28931], [45.79225, 39.3695], [45.83, 39.46487], [45.80804, 39.56716], [45.70547, 39.60174], [45.46992, 39.49888]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BA",
+           iso1A3: "BIH",
+           iso1N3: "070",
+           wikidata: "Q225",
+           nameEn: "Bosnia and Herzegovina",
+           groups: ["039", "150", "UN"],
+           callingCodes: ["387"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[17.84826, 45.04489], [17.66571, 45.13408], [17.59104, 45.10816], [17.51469, 45.10791], [17.47589, 45.12656], [17.45615, 45.12523], [17.4498, 45.16119], [17.41229, 45.13335], [17.33573, 45.14521], [17.32092, 45.16246], [17.26815, 45.18444], [17.25131, 45.14957], [17.24325, 45.146], [17.18438, 45.14764], [17.0415, 45.20759], [16.9385, 45.22742], [16.92405, 45.27607], [16.83804, 45.18951], [16.81137, 45.18434], [16.78219, 45.19002], [16.74845, 45.20393], [16.64962, 45.20714], [16.60194, 45.23042], [16.56559, 45.22307], [16.5501, 45.2212], [16.52982, 45.22713], [16.49155, 45.21153], [16.4634, 45.14522], [16.40023, 45.1147], [16.38309, 45.05955], [16.38219, 45.05139], [16.3749, 45.05206], [16.35863, 45.03529], [16.35404, 45.00241], [16.29036, 44.99732], [16.12153, 45.09616], [15.98412, 45.23088], [15.83512, 45.22459], [15.76371, 45.16508], [15.78842, 45.11519], [15.74585, 45.0638], [15.78568, 44.97401], [15.74723, 44.96818], [15.76096, 44.87045], [15.79472, 44.8455], [15.72584, 44.82334], [15.8255, 44.71501], [15.89348, 44.74964], [16.05828, 44.61538], [16.00884, 44.58605], [16.03012, 44.55572], [16.10566, 44.52586], [16.16814, 44.40679], [16.12969, 44.38275], [16.21346, 44.35231], [16.18688, 44.27012], [16.36864, 44.08263], [16.43662, 44.07523], [16.43629, 44.02826], [16.50528, 44.0244], [16.55472, 43.95326], [16.70922, 43.84887], [16.75316, 43.77157], [16.80736, 43.76011], [17.00585, 43.58037], [17.15828, 43.49376], [17.24411, 43.49376], [17.29699, 43.44542], [17.25579, 43.40353], [17.286, 43.33065], [17.46986, 43.16559], [17.64268, 43.08595], [17.70879, 42.97223], [17.5392, 42.92787], [17.6444, 42.88641], [17.68151, 42.92725], [17.7948, 42.89556], [17.80854, 42.9182], [17.88201, 42.83668], [18.24318, 42.6112], [18.36197, 42.61423], [18.43735, 42.55921], [18.49778, 42.58409], [18.53751, 42.57376], [18.55504, 42.58409], [18.52232, 42.62279], [18.57373, 42.64429], [18.54841, 42.68328], [18.54603, 42.69171], [18.55221, 42.69045], [18.56789, 42.72074], [18.47324, 42.74992], [18.45921, 42.81682], [18.47633, 42.85829], [18.4935, 42.86433], [18.49661, 42.89306], [18.49076, 42.95553], [18.52232, 43.01451], [18.66254, 43.03928], [18.64735, 43.14766], [18.66605, 43.2056], [18.71747, 43.2286], [18.6976, 43.25243], [18.76538, 43.29838], [18.85342, 43.32426], [18.84794, 43.33735], [18.83912, 43.34795], [18.90911, 43.36383], [18.95819, 43.32899], [18.95001, 43.29327], [19.00844, 43.24988], [19.04233, 43.30008], [19.08206, 43.29668], [19.08673, 43.31453], [19.04071, 43.397], [19.01078, 43.43854], [18.96053, 43.45042], [18.95469, 43.49367], [18.91379, 43.50299], [19.01078, 43.55806], [19.04934, 43.50384], [19.13933, 43.5282], [19.15685, 43.53943], [19.22807, 43.5264], [19.24774, 43.53061], [19.2553, 43.5938], [19.33426, 43.58833], [19.36653, 43.60921], [19.41941, 43.54056], [19.42696, 43.57987], [19.50455, 43.58385], [19.5176, 43.71403], [19.3986, 43.79668], [19.23465, 43.98764], [19.24363, 44.01502], [19.38439, 43.96611], [19.52515, 43.95573], [19.56498, 43.99922], [19.61836, 44.01464], [19.61991, 44.05254], [19.57467, 44.04716], [19.55999, 44.06894], [19.51167, 44.08158], [19.47321, 44.1193], [19.48386, 44.14332], [19.47338, 44.15034], [19.43905, 44.13088], [19.40927, 44.16722], [19.3588, 44.18353], [19.34773, 44.23244], [19.32464, 44.27185], [19.26945, 44.26957], [19.23306, 44.26097], [19.20508, 44.2917], [19.18328, 44.28383], [19.16741, 44.28648], [19.13332, 44.31492], [19.13556, 44.338], [19.11547, 44.34218], [19.1083, 44.3558], [19.11865, 44.36712], [19.10298, 44.36924], [19.10365, 44.37795], [19.10704, 44.38249], [19.10749, 44.39421], [19.11785, 44.40313], [19.14681, 44.41463], [19.14837, 44.45253], [19.12278, 44.50132], [19.13369, 44.52521], [19.16699, 44.52197], [19.26388, 44.65412], [19.32543, 44.74058], [19.36722, 44.88164], [19.18183, 44.92055], [19.01994, 44.85493], [18.8704, 44.85097], [18.76347, 44.90669], [18.76369, 44.93707], [18.80661, 44.93561], [18.78357, 44.97741], [18.65723, 45.07544], [18.47939, 45.05871], [18.41896, 45.11083], [18.32077, 45.1021], [18.24387, 45.13699], [18.1624, 45.07654], [18.03121, 45.12632], [18.01594, 45.15163], [17.99479, 45.14958], [17.97834, 45.13831], [17.97336, 45.12245], [17.93706, 45.08016], [17.87148, 45.04645], [17.84826, 45.04489]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BB",
+           iso1A3: "BRB",
+           iso1N3: "052",
+           wikidata: "Q244",
+           nameEn: "Barbados",
+           groups: ["029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           callingCodes: ["1 246"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-58.56442, 13.24471], [-59.80731, 13.87556], [-59.82929, 12.70644], [-58.56442, 13.24471]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BD",
+           iso1A3: "BGD",
+           iso1N3: "050",
+           wikidata: "Q902",
+           nameEn: "Bangladesh",
+           groups: ["034", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["880"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[89.15869, 26.13708], [89.08899, 26.38845], [88.95612, 26.4564], [88.92357, 26.40711], [88.91321, 26.37984], [89.05328, 26.2469], [88.85004, 26.23211], [88.78961, 26.31093], [88.67837, 26.26291], [88.69485, 26.38353], [88.62144, 26.46783], [88.4298, 26.54489], [88.41196, 26.63837], [88.33093, 26.48929], [88.35153, 26.45241], [88.36938, 26.48683], [88.48749, 26.45855], [88.51649, 26.35923], [88.35153, 26.29123], [88.34757, 26.22216], [88.1844, 26.14417], [88.16581, 26.0238], [88.08804, 25.91334], [88.13138, 25.78773], [88.242, 25.80811], [88.45103, 25.66245], [88.4559, 25.59227], [88.677, 25.46959], [88.81296, 25.51546], [88.85278, 25.34679], [89.01105, 25.30303], [89.00463, 25.26583], [88.94067, 25.18534], [88.44766, 25.20149], [88.46277, 25.07468], [88.33917, 24.86803], [88.27325, 24.88796], [88.21832, 24.96642], [88.14004, 24.93529], [88.15515, 24.85806], [88.00683, 24.66477], [88.08786, 24.63232], [88.12296, 24.51301], [88.50934, 24.32474], [88.68801, 24.31464], [88.74841, 24.1959], [88.6976, 24.14703], [88.73743, 23.91751], [88.66189, 23.87607], [88.58087, 23.87105], [88.56507, 23.64044], [88.74841, 23.47361], [88.79351, 23.50535], [88.79254, 23.46028], [88.71133, 23.2492], [88.99148, 23.21134], [88.86377, 23.08759], [88.88327, 23.03885], [88.87063, 22.95235], [88.96713, 22.83346], [88.9151, 22.75228], [88.94614, 22.66941], [88.9367, 22.58527], [89.07114, 22.15335], [89.08044, 21.41871], [92.47409, 20.38654], [92.26071, 21.05697], [92.17752, 21.17445], [92.20087, 21.337], [92.37939, 21.47764], [92.43158, 21.37025], [92.55105, 21.3856], [92.60187, 21.24615], [92.68152, 21.28454], [92.59775, 21.6092], [92.62187, 21.87037], [92.60949, 21.97638], [92.56616, 22.13554], [92.60029, 22.1522], [92.5181, 22.71441], [92.37665, 22.9435], [92.38214, 23.28705], [92.26541, 23.70392], [92.15417, 23.73409], [92.04706, 23.64229], [91.95093, 23.73284], [91.95642, 23.47361], [91.84789, 23.42235], [91.76417, 23.26619], [91.81634, 23.08001], [91.7324, 23.00043], [91.61571, 22.93929], [91.54993, 23.01051], [91.46615, 23.2328], [91.4035, 23.27522], [91.40848, 23.07117], [91.36453, 23.06612], [91.28293, 23.37538], [91.15579, 23.6599], [91.25192, 23.83463], [91.22308, 23.89616], [91.29587, 24.0041], [91.35741, 23.99072], [91.37414, 24.10693], [91.55542, 24.08687], [91.63782, 24.1132], [91.65292, 24.22095], [91.73257, 24.14703], [91.76004, 24.23848], [91.82596, 24.22345], [91.89258, 24.14674], [91.96603, 24.3799], [92.11662, 24.38997], [92.15796, 24.54435], [92.25854, 24.9191], [92.38626, 24.86055], [92.49887, 24.88796], [92.39147, 25.01471], [92.33957, 25.07593], [92.0316, 25.1834], [91.63648, 25.12846], [91.25517, 25.20677], [90.87427, 25.15799], [90.65042, 25.17788], [90.40034, 25.1534], [90.1155, 25.22686], [89.90478, 25.31038], [89.87629, 25.28337], [89.83371, 25.29548], [89.84086, 25.31854], [89.81208, 25.37244], [89.86129, 25.61714], [89.84388, 25.70042], [89.80585, 25.82489], [89.86592, 25.93115], [89.77728, 26.04254], [89.77865, 26.08387], [89.73581, 26.15818], [89.70201, 26.15138], [89.63968, 26.22595], [89.57101, 25.9682], [89.53515, 26.00382], [89.35953, 26.0077], [89.15869, 26.13708]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BE",
+           iso1A3: "BEL",
+           iso1N3: "056",
+           wikidata: "Q31",
+           nameEn: "Belgium",
+           groups: ["EU", "155", "150", "UN"],
+           callingCodes: ["32"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[4.93295, 51.44945], [4.93909, 51.44632], [4.9524, 51.45014], [4.95244, 51.45207], [4.93295, 51.44945]]], [[[4.91493, 51.4353], [4.92652, 51.43329], [4.92952, 51.42984], [4.93986, 51.43064], [4.94265, 51.44003], [4.93471, 51.43861], [4.93416, 51.44185], [4.94025, 51.44193], [4.93544, 51.44634], [4.92879, 51.44161], [4.92815, 51.43856], [4.92566, 51.44273], [4.92811, 51.4437], [4.92287, 51.44741], [4.91811, 51.44621], [4.92227, 51.44252], [4.91935, 51.43634], [4.91493, 51.4353]]], [[[4.82946, 51.4213], [4.82409, 51.44736], [4.84139, 51.4799], [4.78803, 51.50284], [4.77321, 51.50529], [4.74578, 51.48937], [4.72935, 51.48424], [4.65442, 51.42352], [4.57489, 51.4324], [4.53521, 51.4243], [4.52846, 51.45002], [4.54675, 51.47265], [4.5388, 51.48184], [4.47736, 51.4778], [4.38122, 51.44905], [4.39747, 51.43316], [4.38064, 51.41965], [4.43777, 51.36989], [4.39292, 51.35547], [4.34086, 51.35738], [4.33265, 51.37687], [4.21923, 51.37443], [4.24024, 51.35371], [4.16721, 51.29348], [4.05165, 51.24171], [4.01957, 51.24504], [3.97889, 51.22537], [3.90125, 51.20371], [3.78783, 51.2151], [3.78999, 51.25766], [3.58939, 51.30064], [3.51502, 51.28697], [3.52698, 51.2458], [3.43488, 51.24135], [3.41704, 51.25933], [3.38289, 51.27331], [3.35847, 51.31572], [3.38696, 51.33436], [3.36263, 51.37112], [2.56575, 51.85301], [2.18458, 51.52087], [2.55904, 51.07014], [2.57551, 51.00326], [2.63074, 50.94746], [2.59093, 50.91751], [2.63331, 50.81457], [2.71165, 50.81295], [2.81056, 50.71773], [2.8483, 50.72276], [2.86985, 50.7033], [2.87937, 50.70298], [2.88504, 50.70656], [2.90069, 50.69263], [2.91036, 50.6939], [2.90873, 50.702], [2.95019, 50.75138], [2.96778, 50.75242], [3.00537, 50.76588], [3.04314, 50.77674], [3.09163, 50.77717], [3.10614, 50.78303], [3.11206, 50.79416], [3.11987, 50.79188], [3.1257, 50.78603], [3.15017, 50.79031], [3.16476, 50.76843], [3.18339, 50.74981], [3.18811, 50.74025], [3.20064, 50.73547], [3.19017, 50.72569], [3.20845, 50.71662], [3.22042, 50.71019], [3.24593, 50.71389], [3.26063, 50.70086], [3.26141, 50.69151], [3.2536, 50.68977], [3.264, 50.67668], [3.23951, 50.6585], [3.2729, 50.60718], [3.28575, 50.52724], [3.37693, 50.49538], [3.44629, 50.51009], [3.47385, 50.53397], [3.51564, 50.5256], [3.49509, 50.48885], [3.5683, 50.50192], [3.58361, 50.49049], [3.61014, 50.49568], [3.64426, 50.46275], [3.66153, 50.45165], [3.67494, 50.40239], [3.67262, 50.38663], [3.65709, 50.36873], [3.66976, 50.34563], [3.71009, 50.30305], [3.70987, 50.3191], [3.73911, 50.34809], [3.84314, 50.35219], [3.90781, 50.32814], [3.96771, 50.34989], [4.0268, 50.35793], [4.0689, 50.3254], [4.10237, 50.31247], [4.10957, 50.30234], [4.11954, 50.30425], [4.13665, 50.25609], [4.16808, 50.25786], [4.15524, 50.2833], [4.17347, 50.28838], [4.17861, 50.27443], [4.20651, 50.27333], [4.21945, 50.25539], [4.15524, 50.21103], [4.16014, 50.19239], [4.13561, 50.13078], [4.20147, 50.13535], [4.23101, 50.06945], [4.16294, 50.04719], [4.13508, 50.01976], [4.14239, 49.98034], [4.20532, 49.95803], [4.31963, 49.97043], [4.35051, 49.95315], [4.43488, 49.94122], [4.51098, 49.94659], [4.5414, 49.96911], [4.68695, 49.99685], [4.70064, 50.09384], [4.75237, 50.11314], [4.82438, 50.16878], [4.83279, 50.15331], [4.88602, 50.15182], [4.8382, 50.06738], [4.78827, 49.95609], [4.88529, 49.9236], [4.85134, 49.86457], [4.86965, 49.82271], [4.85464, 49.78995], [4.96714, 49.79872], [5.09249, 49.76193], [5.14545, 49.70287], [5.26232, 49.69456], [5.31465, 49.66846], [5.33039, 49.6555], [5.30214, 49.63055], [5.3137, 49.61225], [5.33851, 49.61599], [5.34837, 49.62889], [5.3974, 49.61596], [5.43713, 49.5707], [5.46734, 49.52648], [5.46541, 49.49825], [5.55001, 49.52729], [5.60909, 49.51228], [5.64505, 49.55146], [5.75649, 49.54321], [5.7577, 49.55915], [5.77435, 49.56298], [5.79195, 49.55228], [5.81838, 49.54777], [5.84143, 49.5533], [5.84692, 49.55663], [5.8424, 49.56082], [5.87256, 49.57539], [5.86986, 49.58756], [5.84971, 49.58674], [5.84826, 49.5969], [5.8762, 49.60898], [5.87609, 49.62047], [5.88393, 49.62802], [5.88552, 49.63507], [5.90599, 49.63853], [5.90164, 49.6511], [5.9069, 49.66377], [5.86175, 49.67862], [5.86527, 49.69291], [5.88677, 49.70951], [5.86503, 49.72739], [5.84193, 49.72161], [5.82562, 49.72395], [5.83149, 49.74729], [5.82245, 49.75048], [5.78871, 49.7962], [5.75409, 49.79239], [5.74953, 49.81428], [5.74364, 49.82058], [5.74844, 49.82435], [5.7404, 49.83452], [5.74076, 49.83823], [5.74975, 49.83933], [5.74953, 49.84709], [5.75884, 49.84811], [5.74567, 49.85368], [5.75861, 49.85631], [5.75269, 49.8711], [5.78415, 49.87922], [5.73621, 49.89796], [5.77314, 49.93646], [5.77291, 49.96056], [5.80833, 49.96451], [5.81163, 49.97142], [5.83467, 49.97823], [5.83968, 49.9892], [5.82331, 49.99662], [5.81866, 50.01286], [5.8551, 50.02683], [5.86904, 50.04614], [5.85474, 50.06342], [5.8857, 50.07824], [5.89488, 50.11476], [5.95929, 50.13295], [5.96453, 50.17259], [6.02488, 50.18283], [6.03093, 50.16362], [6.06406, 50.15344], [6.08577, 50.17246], [6.12028, 50.16374], [6.1137, 50.13668], [6.1379, 50.12964], [6.15298, 50.14126], [6.14132, 50.14971], [6.14588, 50.17106], [6.18739, 50.1822], [6.18364, 50.20815], [6.16853, 50.2234], [6.208, 50.25179], [6.28797, 50.27458], [6.29949, 50.30887], [6.32488, 50.32333], [6.35701, 50.31139], [6.40641, 50.32425], [6.40785, 50.33557], [6.3688, 50.35898], [6.34406, 50.37994], [6.36852, 50.40776], [6.37219, 50.45397], [6.34005, 50.46083], [6.3465, 50.48833], [6.30809, 50.50058], [6.26637, 50.50272], [6.22335, 50.49578], [6.20599, 50.52089], [6.19193, 50.5212], [6.18716, 50.52653], [6.19579, 50.5313], [6.19735, 50.53576], [6.17802, 50.54179], [6.17739, 50.55875], [6.20281, 50.56952], [6.22581, 50.5907], [6.24005, 50.58732], [6.24888, 50.59869], [6.2476, 50.60392], [6.26957, 50.62444], [6.17852, 50.6245], [6.11707, 50.72231], [6.04428, 50.72861], [6.0406, 50.71848], [6.0326, 50.72647], [6.03889, 50.74618], [6.01976, 50.75398], [5.97545, 50.75441], [5.95942, 50.7622], [5.89132, 50.75124], [5.89129, 50.75125], [5.88734, 50.77092], [5.84888, 50.75448], [5.84548, 50.76542], [5.80673, 50.7558], [5.77513, 50.78308], [5.76533, 50.78159], [5.74356, 50.7691], [5.73904, 50.75674], [5.72216, 50.76398], [5.69469, 50.75529], [5.68091, 50.75804], [5.70107, 50.7827], [5.68995, 50.79641], [5.70118, 50.80764], [5.65259, 50.82309], [5.64009, 50.84742], [5.64504, 50.87107], [5.67886, 50.88142], [5.69858, 50.91046], [5.71626, 50.90796], [5.72644, 50.91167], [5.72545, 50.92312], [5.74644, 50.94723], [5.75927, 50.95601], [5.74752, 50.96202], [5.72875, 50.95428], [5.71864, 50.96092], [5.76242, 50.99703], [5.77688, 51.02483], [5.75961, 51.03113], [5.77258, 51.06196], [5.79835, 51.05834], [5.79903, 51.09371], [5.82921, 51.09328], [5.83226, 51.10585], [5.8109, 51.10861], [5.80798, 51.11661], [5.85508, 51.14445], [5.82564, 51.16753], [5.77697, 51.1522], [5.77735, 51.17845], [5.74617, 51.18928], [5.70344, 51.1829], [5.65528, 51.18736], [5.65145, 51.19788], [5.5603, 51.22249], [5.5569, 51.26544], [5.515, 51.29462], [5.48476, 51.30053], [5.46519, 51.2849], [5.4407, 51.28169], [5.41672, 51.26248], [5.347, 51.27502], [5.33886, 51.26314], [5.29716, 51.26104], [5.26461, 51.26693], [5.23814, 51.26064], [5.22542, 51.26888], [5.24244, 51.30495], [5.2002, 51.32243], [5.16222, 51.31035], [5.13377, 51.31592], [5.13105, 51.34791], [5.07102, 51.39469], [5.10456, 51.43163], [5.07891, 51.4715], [5.04774, 51.47022], [5.03281, 51.48679], [5.0106, 51.47167], [5.00393, 51.44406], [4.92152, 51.39487], [4.90016, 51.41404], [4.84988, 51.41502], [4.78941, 51.41102], [4.77229, 51.41337], [4.76577, 51.43046], [4.78314, 51.43319], [4.82946, 51.4213]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BF",
+           iso1A3: "BFA",
+           iso1N3: "854",
+           wikidata: "Q965",
+           nameEn: "Burkina Faso",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["226"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[0.23859, 15.00135], [0.06588, 14.96961], [-0.24673, 15.07805], [-0.72004, 15.08655], [-1.05875, 14.7921], [-1.32166, 14.72774], [-1.68083, 14.50023], [-1.97945, 14.47709], [-1.9992, 14.19011], [-2.10223, 14.14878], [-2.47587, 14.29671], [-2.66175, 14.14713], [-2.84667, 14.05532], [-2.90831, 13.81174], [-2.88189, 13.64921], [-3.26407, 13.70699], [-3.28396, 13.5422], [-3.23599, 13.29035], [-3.43507, 13.27272], [-3.4313, 13.1588], [-3.54454, 13.1781], [-3.7911, 13.36665], [-3.96282, 13.38164], [-3.90558, 13.44375], [-3.96501, 13.49778], [-4.34477, 13.12927], [-4.21819, 12.95722], [-4.238, 12.71467], [-4.47356, 12.71252], [-4.41412, 12.31922], [-4.57703, 12.19875], [-4.54841, 12.1385], [-4.62546, 12.13204], [-4.62987, 12.06531], [-4.70692, 12.06746], [-4.72893, 12.01579], [-5.07897, 11.97918], [-5.26389, 11.84778], [-5.40258, 11.8327], [-5.26389, 11.75728], [-5.29251, 11.61715], [-5.22867, 11.60421], [-5.20665, 11.43811], [-5.25509, 11.36905], [-5.25949, 11.24816], [-5.32553, 11.21578], [-5.32994, 11.13371], [-5.49284, 11.07538], [-5.41579, 10.84628], [-5.47083, 10.75329], [-5.46643, 10.56074], [-5.51058, 10.43177], [-5.39602, 10.2929], [-5.12465, 10.29788], [-4.96453, 9.99923], [-4.96621, 9.89132], [-4.6426, 9.70696], [-4.31392, 9.60062], [-4.25999, 9.76012], [-3.69703, 9.94279], [-3.31779, 9.91125], [-3.27228, 9.84981], [-3.19306, 9.93781], [-3.16609, 9.85147], [-3.00765, 9.74019], [-2.93012, 9.57403], [-2.76494, 9.40778], [-2.68802, 9.49343], [-2.76534, 9.56589], [-2.74174, 9.83172], [-2.83108, 10.40252], [-2.94232, 10.64281], [-2.83373, 11.0067], [-0.67143, 10.99811], [-0.61937, 10.91305], [-0.44298, 11.04292], [-0.42391, 11.11661], [-0.38219, 11.12596], [-0.35955, 11.07801], [-0.28566, 11.12713], [-0.27374, 11.17157], [-0.13493, 11.14075], [0.50388, 11.01011], [0.48852, 10.98561], [0.50521, 10.98035], [0.4958, 10.93269], [0.66104, 10.99964], [0.91245, 10.99597], [0.9813, 11.08876], [1.03409, 11.04719], [1.42823, 11.46822], [2.00988, 11.42227], [2.29983, 11.68254], [2.39723, 11.89473], [2.05785, 12.35539], [2.26349, 12.41915], [0.99167, 13.10727], [0.99253, 13.37515], [1.18873, 13.31771], [1.21217, 13.37853], [1.24516, 13.33968], [1.28509, 13.35488], [1.24429, 13.39373], [1.20088, 13.38951], [1.02813, 13.46635], [0.99514, 13.5668], [0.77637, 13.64442], [0.77377, 13.6866], [0.61924, 13.68491], [0.38051, 14.05575], [0.16936, 14.51654], [0.23859, 15.00135]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BG",
+           iso1A3: "BGR",
+           iso1N3: "100",
+           wikidata: "Q219",
+           nameEn: "Bulgaria",
+           groups: ["EU", "151", "150", "UN"],
+           callingCodes: ["359"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[23.05288, 43.79494], [22.85314, 43.84452], [22.83753, 43.88055], [22.87873, 43.9844], [23.01674, 44.01946], [23.04988, 44.07694], [22.67173, 44.21564], [22.61711, 44.16938], [22.61688, 44.06534], [22.41449, 44.00514], [22.35558, 43.81281], [22.41043, 43.69566], [22.47582, 43.6558], [22.53397, 43.47225], [22.82036, 43.33665], [22.89727, 43.22417], [23.00806, 43.19279], [22.98104, 43.11199], [22.89521, 43.03625], [22.78397, 42.98253], [22.74826, 42.88701], [22.54302, 42.87774], [22.43309, 42.82057], [22.4997, 42.74144], [22.43983, 42.56851], [22.55669, 42.50144], [22.51961, 42.3991], [22.47498, 42.3915], [22.45919, 42.33822], [22.34773, 42.31725], [22.38136, 42.30339], [22.47251, 42.20393], [22.50289, 42.19527], [22.51224, 42.15457], [22.67701, 42.06614], [22.86749, 42.02275], [22.90254, 41.87587], [22.96682, 41.77137], [23.01239, 41.76527], [23.03342, 41.71034], [22.95513, 41.63265], [22.96331, 41.35782], [22.93334, 41.34104], [23.1833, 41.31755], [23.21953, 41.33773], [23.22771, 41.37106], [23.31301, 41.40525], [23.33639, 41.36317], [23.40416, 41.39999], [23.52453, 41.40262], [23.63203, 41.37632], [23.67644, 41.41139], [23.76525, 41.40175], [23.80148, 41.43943], [23.89613, 41.45257], [23.91483, 41.47971], [23.96975, 41.44118], [24.06908, 41.46132], [24.06323, 41.53222], [24.10063, 41.54796], [24.18126, 41.51735], [24.27124, 41.57682], [24.30513, 41.51297], [24.52599, 41.56808], [24.61129, 41.42278], [24.71529, 41.41928], [24.8041, 41.34913], [24.82514, 41.4035], [24.86136, 41.39298], [24.90928, 41.40876], [24.942, 41.38685], [25.11611, 41.34212], [25.28322, 41.23411], [25.48187, 41.28506], [25.52394, 41.2798], [25.55082, 41.31667], [25.61042, 41.30614], [25.66183, 41.31316], [25.70507, 41.29209], [25.8266, 41.34563], [25.87919, 41.30526], [26.12926, 41.35878], [26.16548, 41.42278], [26.20288, 41.43943], [26.14796, 41.47533], [26.176, 41.50072], [26.17951, 41.55409], [26.14328, 41.55496], [26.15146, 41.60828], [26.07083, 41.64584], [26.06148, 41.70345], [26.16841, 41.74858], [26.21325, 41.73223], [26.22888, 41.74139], [26.2654, 41.71544], [26.30255, 41.70925], [26.35957, 41.71149], [26.32952, 41.73637], [26.33589, 41.76802], [26.36952, 41.82265], [26.53968, 41.82653], [26.57961, 41.90024], [26.56051, 41.92995], [26.62996, 41.97644], [26.79143, 41.97386], [26.95638, 42.00741], [27.03277, 42.0809], [27.08486, 42.08735], [27.19251, 42.06028], [27.22376, 42.10152], [27.27411, 42.10409], [27.45478, 41.96591], [27.52379, 41.93756], [27.55191, 41.90928], [27.69949, 41.97515], [27.81235, 41.94803], [27.83492, 41.99709], [27.91479, 41.97902], [28.02971, 41.98066], [28.32297, 41.98371], [29.24336, 43.70874], [28.23293, 43.76], [27.99558, 43.84193], [27.92008, 44.00761], [27.73468, 43.95326], [27.64542, 44.04958], [27.60834, 44.01206], [27.39757, 44.0141], [27.26845, 44.12602], [26.95141, 44.13555], [26.62712, 44.05698], [26.38764, 44.04356], [26.10115, 43.96908], [26.05584, 43.90925], [25.94911, 43.85745], [25.72792, 43.69263], [25.39528, 43.61866], [25.17144, 43.70261], [25.10718, 43.6831], [24.96682, 43.72693], [24.73542, 43.68523], [24.62281, 43.74082], [24.50264, 43.76314], [24.35364, 43.70211], [24.18149, 43.68218], [23.73978, 43.80627], [23.61687, 43.79289], [23.4507, 43.84936], [23.26772, 43.84843], [23.05288, 43.79494]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BH",
+           iso1A3: "BHR",
+           iso1N3: "048",
+           wikidata: "Q398",
+           nameEn: "Bahrain",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["973"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[50.93865, 26.30758], [50.71771, 26.73086], [50.38162, 26.53976], [50.26923, 26.08243], [50.302, 25.87592], [50.57069, 25.57887], [50.80824, 25.54641], [50.7801, 25.595], [50.86149, 25.6965], [50.81266, 25.88946], [50.93865, 26.30758]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BI",
+           iso1A3: "BDI",
+           iso1N3: "108",
+           wikidata: "Q967",
+           nameEn: "Burundi",
+           groups: ["014", "202", "002", "UN"],
+           callingCodes: ["257"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[30.54501, -2.41404], [30.42933, -2.31064], [30.14034, -2.43626], [29.95911, -2.33348], [29.88237, -2.75105], [29.36805, -2.82933], [29.32234, -2.6483], [29.0562, -2.58632], [29.04081, -2.7416], [29.00167, -2.78523], [29.00404, -2.81978], [29.0505, -2.81774], [29.09119, -2.87871], [29.09797, -2.91935], [29.16037, -2.95457], [29.17258, -2.99385], [29.25633, -3.05471], [29.21463, -3.3514], [29.23708, -3.75856], [29.43673, -4.44845], [29.63827, -4.44681], [29.75109, -4.45836], [29.77289, -4.41733], [29.82885, -4.36153], [29.88172, -4.35743], [30.03323, -4.26631], [30.22042, -4.01738], [30.45915, -3.56532], [30.84165, -3.25152], [30.83823, -2.97837], [30.6675, -2.98987], [30.57926, -2.89791], [30.4987, -2.9573], [30.40662, -2.86151], [30.52747, -2.65841], [30.41789, -2.66266], [30.54501, -2.41404]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BJ",
+           iso1A3: "BEN",
+           iso1N3: "204",
+           wikidata: "Q962",
+           nameEn: "Benin",
+           aliases: ["DY"],
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["229"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[3.59375, 11.70269], [3.48187, 11.86092], [3.31613, 11.88495], [3.25352, 12.01467], [2.83978, 12.40585], [2.6593, 12.30631], [2.37783, 12.24804], [2.39657, 12.10952], [2.45824, 11.98672], [2.39723, 11.89473], [2.29983, 11.68254], [2.00988, 11.42227], [1.42823, 11.46822], [1.03409, 11.04719], [0.9813, 11.08876], [0.91245, 10.99597], [0.8804, 10.803], [0.80358, 10.71459], [0.77666, 10.37665], [1.35507, 9.99525], [1.36624, 9.5951], [1.33675, 9.54765], [1.41746, 9.3226], [1.5649, 9.16941], [1.61838, 9.0527], [1.64249, 6.99562], [1.55877, 6.99737], [1.61812, 6.74843], [1.58105, 6.68619], [1.76906, 6.43189], [1.79826, 6.28221], [1.62913, 6.24075], [1.67336, 6.02702], [2.74181, 6.13349], [2.70566, 6.38038], [2.70464, 6.50831], [2.74334, 6.57291], [2.7325, 6.64057], [2.78204, 6.70514], [2.78823, 6.76356], [2.73405, 6.78508], [2.74024, 6.92802], [2.71702, 6.95722], [2.76965, 7.13543], [2.74489, 7.42565], [2.79442, 7.43486], [2.78668, 7.5116], [2.73405, 7.5423], [2.73095, 7.7755], [2.67523, 7.87825], [2.77907, 9.06924], [3.08017, 9.10006], [3.14147, 9.28375], [3.13928, 9.47167], [3.25093, 9.61632], [3.34726, 9.70696], [3.32099, 9.78032], [3.35383, 9.83641], [3.54429, 9.87739], [3.66908, 10.18136], [3.57275, 10.27185], [3.6844, 10.46351], [3.78292, 10.40538], [3.84243, 10.59316], [3.71505, 11.13015], [3.49175, 11.29765], [3.59375, 11.70269]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BL",
+           iso1A3: "BLM",
+           iso1N3: "652",
+           wikidata: "Q25362",
+           nameEn: "Saint-Barth\xE9lemy",
+           country: "FR",
+           groups: ["Q1451600", "029", "003", "419", "019", "UN"],
+           callingCodes: ["590"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-62.62718, 18.26185], [-63.1055, 17.86651], [-62.34423, 17.49165], [-62.62718, 18.26185]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BM",
+           iso1A3: "BMU",
+           iso1N3: "060",
+           wikidata: "Q23635",
+           nameEn: "Bermuda",
+           country: "GB",
+           groups: ["BOTS", "021", "003", "019", "UN"],
+           driveSide: "left",
+           callingCodes: ["1 441"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-63.20987, 32.6953], [-65.31453, 32.68437], [-65.63955, 31.43417], [-63.20987, 32.6953]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BN",
+           iso1A3: "BRN",
+           iso1N3: "096",
+           wikidata: "Q921",
+           nameEn: "Brunei",
+           groups: ["Q36117", "035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["673"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[115.16236, 5.01011], [115.02521, 5.35005], [114.10166, 4.76112], [114.07448, 4.58441], [114.15813, 4.57], [114.26876, 4.49878], [114.32176, 4.34942], [114.32176, 4.2552], [114.4416, 4.27588], [114.49922, 4.13108], [114.64211, 4.00694], [114.78539, 4.12205], [114.88039, 4.4257], [114.83189, 4.42387], [114.77303, 4.72871], [114.8266, 4.75062], [114.88841, 4.81905], [114.96982, 4.81146], [114.99417, 4.88201], [115.05038, 4.90275], [115.02955, 4.82087], [115.02278, 4.74137], [115.04064, 4.63706], [115.07737, 4.53418], [115.09978, 4.39123], [115.31275, 4.30806], [115.36346, 4.33563], [115.2851, 4.42295], [115.27819, 4.63661], [115.20737, 4.8256], [115.15092, 4.87604], [115.16236, 5.01011]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BO",
+           iso1A3: "BOL",
+           iso1N3: "068",
+           wikidata: "Q750",
+           nameEn: "Bolivia",
+           groups: ["005", "419", "019", "UN"],
+           callingCodes: ["591"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-63.90248, -12.52544], [-64.22539, -12.45267], [-64.30708, -12.46398], [-64.99778, -11.98604], [-65.30027, -11.48749], [-65.28141, -10.86289], [-65.35402, -10.78685], [-65.37923, -10.35141], [-65.29019, -9.86253], [-65.40615, -9.63894], [-65.56244, -9.84266], [-65.68343, -9.75323], [-67.17784, -10.34016], [-68.71533, -11.14749], [-68.7651, -11.0496], [-68.75179, -11.03688], [-68.75265, -11.02383], [-68.74802, -11.00891], [-69.42792, -10.93451], [-69.47839, -10.95254], [-69.57156, -10.94555], [-68.98115, -11.8979], [-68.65044, -12.50689], [-68.85615, -12.87769], [-68.8864, -13.40792], [-69.05265, -13.68546], [-68.88135, -14.18639], [-69.36254, -14.94634], [-69.14856, -15.23478], [-69.40336, -15.61358], [-69.20291, -16.16668], [-69.09986, -16.22693], [-68.96238, -16.194], [-68.79464, -16.33272], [-68.98358, -16.42165], [-69.04027, -16.57214], [-69.00853, -16.66769], [-69.16896, -16.72233], [-69.62883, -17.28142], [-69.46863, -17.37466], [-69.46897, -17.4988], [-69.46623, -17.60518], [-69.34126, -17.72753], [-69.28671, -17.94844], [-69.07496, -18.03715], [-69.14807, -18.16893], [-69.07432, -18.28259], [-68.94987, -18.93302], [-68.87082, -19.06003], [-68.80602, -19.08355], [-68.61989, -19.27584], [-68.41218, -19.40499], [-68.66761, -19.72118], [-68.54611, -19.84651], [-68.57132, -20.03134], [-68.74273, -20.08817], [-68.7276, -20.46178], [-68.44023, -20.62701], [-68.55383, -20.7355], [-68.53957, -20.91542], [-68.40403, -20.94562], [-68.18816, -21.28614], [-67.85114, -22.87076], [-67.54284, -22.89771], [-67.18382, -22.81525], [-66.7298, -22.23644], [-66.29714, -22.08741], [-66.24077, -21.77837], [-66.03836, -21.84829], [-66.04832, -21.9187], [-65.9261, -21.93335], [-65.7467, -22.10105], [-65.61166, -22.09504], [-65.58694, -22.09794], [-65.57743, -22.07675], [-65.47435, -22.08908], [-64.99524, -22.08255], [-64.90014, -22.12136], [-64.67174, -22.18957], [-64.58888, -22.25035], [-64.4176, -22.67692], [-64.35108, -22.73282], [-64.31489, -22.88824], [-64.22918, -22.55807], [-63.93287, -21.99934], [-63.70963, -21.99934], [-63.68113, -22.0544], [-63.66482, -21.99918], [-62.81124, -21.9987], [-62.8078, -22.12534], [-62.64455, -22.25091], [-62.2757, -21.06657], [-62.26883, -20.55311], [-61.93912, -20.10053], [-61.73723, -19.63958], [-60.00638, -19.2981], [-59.06965, -19.29148], [-58.23216, -19.80058], [-58.16225, -20.16193], [-57.8496, -19.98346], [-58.14215, -19.76276], [-57.78463, -19.03259], [-57.71113, -19.03161], [-57.69134, -19.00544], [-57.71995, -18.97546], [-57.71995, -18.89573], [-57.76764, -18.90087], [-57.56807, -18.25655], [-57.48237, -18.24219], [-57.69877, -17.8431], [-57.73949, -17.56095], [-57.90082, -17.44555], [-57.99661, -17.5273], [-58.32935, -17.28195], [-58.5058, -16.80958], [-58.30918, -16.3699], [-58.32431, -16.25861], [-58.41506, -16.32636], [-60.16069, -16.26479], [-60.23797, -15.50267], [-60.58224, -15.09887], [-60.23968, -15.09515], [-60.27887, -14.63021], [-60.46037, -14.22496], [-60.48053, -13.77981], [-61.05527, -13.50054], [-61.81151, -13.49564], [-63.76259, -12.42952], [-63.90248, -12.52544]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BQ",
+           iso1A3: "BES",
+           iso1N3: "535",
+           wikidata: "Q27561",
+           nameEn: "Caribbean Netherlands",
+           country: "NL"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BR",
+           iso1A3: "BRA",
+           iso1N3: "076",
+           wikidata: "Q155",
+           nameEn: "Brazil",
+           groups: ["005", "419", "019", "UN"],
+           callingCodes: ["55"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-59.69361, 4.34069], [-59.78878, 4.45637], [-60.15953, 4.53456], [-60.04189, 4.69801], [-59.98129, 5.07097], [-60.20944, 5.28754], [-60.32352, 5.21299], [-60.73204, 5.20931], [-60.5802, 4.94312], [-60.86539, 4.70512], [-60.98303, 4.54167], [-61.15703, 4.49839], [-61.31457, 4.54167], [-61.29675, 4.44216], [-61.48569, 4.43149], [-61.54629, 4.2822], [-62.13094, 4.08309], [-62.44822, 4.18621], [-62.57656, 4.04754], [-62.74411, 4.03331], [-62.7655, 3.73099], [-62.98296, 3.59935], [-63.21111, 3.96219], [-63.4464, 3.9693], [-63.42233, 3.89995], [-63.50611, 3.83592], [-63.67099, 4.01731], [-63.70218, 3.91417], [-63.86082, 3.94796], [-63.99183, 3.90172], [-64.14512, 4.12932], [-64.57648, 4.12576], [-64.72977, 4.28931], [-64.84028, 4.24665], [-64.48379, 3.7879], [-64.02908, 2.79797], [-64.0257, 2.48156], [-63.39114, 2.4317], [-63.39827, 2.16098], [-64.06135, 1.94722], [-64.08274, 1.64792], [-64.34654, 1.35569], [-64.38932, 1.5125], [-65.11657, 1.12046], [-65.57288, 0.62856], [-65.50158, 0.92086], [-65.6727, 1.01353], [-66.28507, 0.74585], [-66.85795, 1.22998], [-67.08222, 1.17441], [-67.15784, 1.80439], [-67.299, 1.87494], [-67.40488, 2.22258], [-67.9292, 1.82455], [-68.18632, 2.00091], [-68.26699, 1.83463], [-68.18128, 1.72881], [-69.38621, 1.70865], [-69.53746, 1.76408], [-69.83491, 1.69353], [-69.82987, 1.07864], [-69.26017, 1.06856], [-69.14422, 0.84172], [-69.20976, 0.57958], [-69.47696, 0.71065], [-70.04162, 0.55437], [-70.03658, -0.19681], [-69.603, -0.51947], [-69.59796, -0.75136], [-69.4215, -1.01853], [-69.43395, -1.42219], [-69.94708, -4.2431], [-70.00888, -4.37833], [-70.11305, -4.27281], [-70.19582, -4.3607], [-70.33236, -4.15214], [-70.77601, -4.15717], [-70.96814, -4.36915], [-71.87003, -4.51661], [-72.64391, -5.0391], [-72.83973, -5.14765], [-73.24579, -6.05764], [-73.12983, -6.43852], [-73.73986, -6.87919], [-73.77011, -7.28944], [-73.96938, -7.58465], [-73.65485, -7.77897], [-73.76576, -7.89884], [-72.92886, -9.04074], [-73.21498, -9.40904], [-72.72216, -9.41397], [-72.31883, -9.5184], [-72.14742, -9.98049], [-71.23394, -9.9668], [-70.53373, -9.42628], [-70.58453, -9.58303], [-70.55429, -9.76692], [-70.62487, -9.80666], [-70.64134, -11.0108], [-70.51395, -10.92249], [-70.38791, -11.07096], [-69.90896, -10.92744], [-69.57835, -10.94051], [-69.57156, -10.94555], [-69.47839, -10.95254], [-69.42792, -10.93451], [-68.74802, -11.00891], [-68.75265, -11.02383], [-68.75179, -11.03688], [-68.7651, -11.0496], [-68.71533, -11.14749], [-67.17784, -10.34016], [-65.68343, -9.75323], [-65.56244, -9.84266], [-65.40615, -9.63894], [-65.29019, -9.86253], [-65.37923, -10.35141], [-65.35402, -10.78685], [-65.28141, -10.86289], [-65.30027, -11.48749], [-64.99778, -11.98604], [-64.30708, -12.46398], [-64.22539, -12.45267], [-63.90248, -12.52544], [-63.76259, -12.42952], [-61.81151, -13.49564], [-61.05527, -13.50054], [-60.48053, -13.77981], [-60.46037, -14.22496], [-60.27887, -14.63021], [-60.23968, -15.09515], [-60.58224, -15.09887], [-60.23797, -15.50267], [-60.16069, -16.26479], [-58.41506, -16.32636], [-58.32431, -16.25861], [-58.30918, -16.3699], [-58.5058, -16.80958], [-58.32935, -17.28195], [-57.99661, -17.5273], [-57.90082, -17.44555], [-57.73949, -17.56095], [-57.69877, -17.8431], [-57.48237, -18.24219], [-57.56807, -18.25655], [-57.76764, -18.90087], [-57.71995, -18.89573], [-57.71995, -18.97546], [-57.69134, -19.00544], [-57.71113, -19.03161], [-57.78463, -19.03259], [-58.14215, -19.76276], [-57.8496, -19.98346], [-58.16225, -20.16193], [-57.84536, -20.93155], [-57.93492, -21.65505], [-57.88239, -21.6868], [-57.94642, -21.73799], [-57.98625, -22.09157], [-56.6508, -22.28387], [-56.5212, -22.11556], [-56.45893, -22.08072], [-56.23206, -22.25347], [-55.8331, -22.29008], [-55.74941, -22.46436], [-55.741, -22.52018], [-55.72366, -22.5519], [-55.6986, -22.56268], [-55.68742, -22.58407], [-55.62493, -22.62765], [-55.63849, -22.95122], [-55.5446, -23.22811], [-55.52288, -23.2595], [-55.5555, -23.28237], [-55.43585, -23.87157], [-55.44117, -23.9185], [-55.41784, -23.9657], [-55.12292, -23.99669], [-55.0518, -23.98666], [-55.02691, -23.97317], [-54.6238, -23.83078], [-54.32807, -24.01865], [-54.28207, -24.07305], [-54.4423, -25.13381], [-54.62033, -25.46026], [-54.60196, -25.48397], [-54.59509, -25.53696], [-54.59398, -25.59224], [-54.5502, -25.58915], [-54.52926, -25.62846], [-53.90831, -25.55513], [-53.83691, -25.94849], [-53.73511, -26.04211], [-53.73086, -26.05842], [-53.7264, -26.0664], [-53.73391, -26.07006], [-53.73968, -26.10012], [-53.65018, -26.19501], [-53.65237, -26.23289], [-53.63739, -26.2496], [-53.63881, -26.25075], [-53.64632, -26.24798], [-53.64186, -26.25976], [-53.64505, -26.28089], [-53.68269, -26.33359], [-53.73372, -26.6131], [-53.80144, -27.09844], [-54.15978, -27.2889], [-54.19062, -27.27639], [-54.19268, -27.30751], [-54.41888, -27.40882], [-54.50416, -27.48232], [-54.67657, -27.57214], [-54.90159, -27.63132], [-54.90805, -27.73149], [-55.1349, -27.89759], [-55.16872, -27.86224], [-55.33303, -27.94661], [-55.6262, -28.17124], [-55.65418, -28.18304], [-56.01729, -28.51223], [-56.00458, -28.60421], [-56.05265, -28.62651], [-56.54171, -29.11447], [-56.57295, -29.11357], [-56.62789, -29.18073], [-56.81251, -29.48154], [-57.09386, -29.74211], [-57.65132, -30.19229], [-57.22502, -30.26121], [-56.90236, -30.02578], [-56.49267, -30.39471], [-56.4795, -30.3899], [-56.4619, -30.38457], [-55.87388, -31.05053], [-55.58866, -30.84117], [-55.5634, -30.8686], [-55.55373, -30.8732], [-55.55218, -30.88193], [-55.54572, -30.89051], [-55.53431, -30.89714], [-55.53276, -30.90218], [-55.52712, -30.89997], [-55.51862, -30.89828], [-55.50841, -30.9027], [-55.50821, -30.91349], [-54.17384, -31.86168], [-53.76024, -32.0751], [-53.39572, -32.58596], [-53.37671, -32.57005], [-53.1111, -32.71147], [-53.53459, -33.16843], [-53.52794, -33.68908], [-53.44031, -33.69344], [-53.39593, -33.75169], [-53.37138, -33.74313], [-52.83257, -34.01481], [-28.34015, -20.99094], [-28.99601, 1.86593], [-51.35485, 4.8383], [-51.63798, 4.51394], [-51.61983, 4.14596], [-51.79599, 3.89336], [-51.82312, 3.85825], [-51.85573, 3.83427], [-52.31787, 3.17896], [-52.6906, 2.37298], [-52.96539, 2.1881], [-53.78743, 2.34412], [-54.16286, 2.10779], [-54.6084, 2.32856], [-55.01919, 2.564], [-55.71493, 2.40342], [-55.96292, 2.53188], [-56.13054, 2.27723], [-55.92159, 2.05236], [-55.89863, 1.89861], [-55.99278, 1.83137], [-56.47045, 1.95135], [-56.7659, 1.89509], [-57.07092, 1.95304], [-57.09109, 2.01854], [-57.23981, 1.95808], [-57.35073, 1.98327], [-57.55743, 1.69605], [-57.77281, 1.73344], [-57.97336, 1.64566], [-58.01873, 1.51966], [-58.33887, 1.58014], [-58.4858, 1.48399], [-58.53571, 1.29154], [-58.84229, 1.17749], [-58.92072, 1.31293], [-59.25583, 1.40559], [-59.74066, 1.87596], [-59.7264, 2.27497], [-59.91177, 2.36759], [-59.99733, 2.92312], [-59.79769, 3.37162], [-59.86899, 3.57089], [-59.51963, 3.91951], [-59.73353, 4.20399], [-59.69361, 4.34069]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BS",
+           iso1A3: "BHS",
+           iso1N3: "044",
+           wikidata: "Q778",
+           nameEn: "The Bahamas",
+           groups: ["029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           callingCodes: ["1 242"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-72.98446, 20.4801], [-71.70065, 25.7637], [-78.91214, 27.76553], [-80.65727, 23.71953], [-72.98446, 20.4801]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BT",
+           iso1A3: "BTN",
+           iso1N3: "064",
+           wikidata: "Q917",
+           nameEn: "Bhutan",
+           groups: ["034", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["975"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[91.6469, 27.76358], [91.5629, 27.84823], [91.48973, 27.93903], [91.46327, 28.0064], [91.25779, 28.07509], [91.20019, 27.98715], [90.69894, 28.07784], [90.58842, 28.02838], [90.13387, 28.19178], [89.79762, 28.23979], [89.59525, 28.16433], [89.12825, 27.62502], [89.0582, 27.60985], [88.97213, 27.51671], [88.95355, 27.4106], [89.00216, 27.32532], [88.96947, 27.30319], [88.93678, 27.33777], [88.91901, 27.32483], [88.74219, 27.144], [88.86984, 27.10937], [88.8714, 26.97488], [88.92301, 26.99286], [88.95807, 26.92668], [89.09554, 26.89089], [89.12825, 26.81661], [89.1926, 26.81329], [89.37913, 26.86224], [89.38319, 26.85963], [89.3901, 26.84225], [89.42349, 26.83727], [89.63369, 26.74402], [89.86124, 26.73307], [90.04535, 26.72422], [90.30402, 26.85098], [90.39271, 26.90704], [90.48504, 26.8594], [90.67715, 26.77215], [91.50067, 26.79223], [91.83181, 26.87318], [92.05523, 26.8692], [92.11863, 26.893], [92.03457, 27.07334], [92.04702, 27.26861], [92.12019, 27.27829], [92.01132, 27.47352], [91.65007, 27.48287], [91.55819, 27.6144], [91.6469, 27.76358]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BV",
+           iso1A3: "BVT",
+           iso1N3: "074",
+           wikidata: "Q23408",
+           nameEn: "Bouvet Island",
+           country: "NO",
+           groups: ["005", "419", "019", "UN"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[4.54042, -54.0949], [2.28941, -54.13089], [3.35353, -55.17558], [4.54042, -54.0949]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BW",
+           iso1A3: "BWA",
+           iso1N3: "072",
+           wikidata: "Q963",
+           nameEn: "Botswana",
+           groups: ["018", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["267"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[25.26433, -17.79571], [25.16882, -17.78253], [25.05895, -17.84452], [24.95586, -17.79674], [24.73364, -17.89338], [24.71887, -17.9218], [24.6303, -17.9863], [24.57485, -18.07151], [24.40577, -17.95726], [24.19416, -18.01919], [23.61088, -18.4881], [23.29618, -17.99855], [23.0996, -18.00075], [21.45556, -18.31795], [20.99904, -18.31743], [20.99751, -22.00026], [19.99912, -21.99991], [19.99817, -24.76768], [20.02809, -24.78725], [20.03678, -24.81004], [20.29826, -24.94869], [20.64795, -25.47827], [20.86081, -26.14892], [20.61754, -26.4692], [20.63275, -26.78181], [20.68596, -26.9039], [20.87031, -26.80047], [21.13353, -26.86661], [21.37869, -26.82083], [21.69322, -26.86152], [21.7854, -26.79199], [21.77114, -26.69015], [21.83291, -26.65959], [21.90703, -26.66808], [22.06192, -26.61882], [22.21206, -26.3773], [22.41921, -26.23078], [22.56365, -26.19668], [22.70808, -25.99186], [22.86012, -25.50572], [23.03497, -25.29971], [23.47588, -25.29971], [23.9244, -25.64286], [24.18287, -25.62916], [24.36531, -25.773], [24.44703, -25.73021], [24.67319, -25.81749], [24.8946, -25.80723], [25.01718, -25.72507], [25.12266, -25.75931], [25.33076, -25.76616], [25.58543, -25.6343], [25.6643, -25.4491], [25.69661, -25.29284], [25.72702, -25.25503], [25.88571, -24.87802], [25.84295, -24.78661], [25.8515, -24.75727], [26.39409, -24.63468], [26.46346, -24.60358], [26.51667, -24.47219], [26.84165, -24.24885], [26.99749, -23.65486], [27.33768, -23.40917], [27.52393, -23.37952], [27.6066, -23.21894], [27.74154, -23.2137], [27.93539, -23.04941], [27.93729, -22.96194], [28.04752, -22.90243], [28.04562, -22.8394], [28.34874, -22.5694], [28.63287, -22.55887], [28.91889, -22.44299], [29.0151, -22.22907], [29.10881, -22.21202], [29.15268, -22.21399], [29.18974, -22.18599], [29.21955, -22.17771], [29.37703, -22.19581], [29.3533, -22.18363], [29.24648, -22.05967], [29.1974, -22.07472], [29.14501, -22.07275], [29.08495, -22.04867], [29.04108, -22.00563], [29.02191, -21.95665], [29.02191, -21.90647], [29.04023, -21.85864], [29.07763, -21.81877], [28.58114, -21.63455], [28.49942, -21.66634], [28.29416, -21.59037], [28.01669, -21.57624], [27.91407, -21.31621], [27.69171, -21.08409], [27.72972, -20.51735], [27.69361, -20.48531], [27.28865, -20.49873], [27.29831, -20.28935], [27.21278, -20.08244], [26.72246, -19.92707], [26.17227, -19.53709], [25.96226, -19.08152], [25.99837, -19.02943], [25.94326, -18.90362], [25.82353, -18.82808], [25.79217, -18.6355], [25.68859, -18.56165], [25.53465, -18.39041], [25.39972, -18.12691], [25.31799, -18.07091], [25.23909, -17.90832], [25.26433, -17.79571]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BY",
+           iso1A3: "BLR",
+           iso1N3: "112",
+           wikidata: "Q184",
+           nameEn: "Belarus",
+           groups: ["151", "150", "UN"],
+           callingCodes: ["375"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[28.15217, 56.16964], [27.97865, 56.11849], [27.63065, 55.89687], [27.61683, 55.78558], [27.3541, 55.8089], [27.27804, 55.78299], [27.1559, 55.85032], [26.97153, 55.8102], [26.87448, 55.7172], [26.76872, 55.67658], [26.71802, 55.70645], [26.64888, 55.70515], [26.63231, 55.67968], [26.63167, 55.57887], [26.55094, 55.5093], [26.5522, 55.40277], [26.44937, 55.34832], [26.5709, 55.32572], [26.6714, 55.33902], [26.80929, 55.31642], [26.83266, 55.30444], [26.835, 55.28182], [26.73017, 55.24226], [26.72983, 55.21788], [26.68075, 55.19787], [26.69243, 55.16718], [26.54753, 55.14181], [26.51481, 55.16051], [26.46249, 55.12814], [26.35121, 55.1525], [26.30628, 55.12536], [26.23202, 55.10439], [26.26941, 55.08032], [26.20397, 54.99729], [26.13386, 54.98924], [26.05907, 54.94631], [25.99129, 54.95705], [25.89462, 54.93438], [25.74122, 54.80108], [25.75977, 54.57252], [25.68045, 54.5321], [25.64813, 54.48704], [25.62203, 54.4656], [25.63371, 54.42075], [25.5376, 54.33158], [25.55425, 54.31591], [25.68513, 54.31727], [25.78553, 54.23327], [25.78563, 54.15747], [25.71084, 54.16704], [25.64875, 54.1259], [25.54724, 54.14925], [25.51452, 54.17799], [25.56823, 54.25212], [25.509, 54.30267], [25.35559, 54.26544], [25.22705, 54.26271], [25.19199, 54.219], [25.0728, 54.13419], [24.991, 54.14241], [24.96894, 54.17589], [24.77131, 54.11091], [24.85311, 54.02862], [24.74279, 53.96663], [24.69185, 53.96543], [24.69652, 54.01901], [24.62275, 54.00217], [24.44411, 53.90076], [24.34128, 53.90076], [24.19638, 53.96405], [23.98837, 53.92554], [23.95098, 53.9613], [23.81309, 53.94205], [23.80543, 53.89558], [23.71726, 53.93379], [23.61677, 53.92691], [23.51284, 53.95052], [23.62004, 53.60942], [23.81995, 53.24131], [23.85657, 53.22923], [23.91393, 53.16469], [23.87548, 53.0831], [23.92184, 53.02079], [23.94689, 52.95919], [23.91805, 52.94016], [23.93763, 52.71332], [23.73615, 52.6149], [23.58296, 52.59868], [23.45112, 52.53774], [23.34141, 52.44845], [23.18196, 52.28812], [23.20071, 52.22848], [23.47859, 52.18215], [23.54314, 52.12148], [23.61, 52.11264], [23.64066, 52.07626], [23.68733, 51.9906], [23.61523, 51.92066], [23.62691, 51.78208], [23.53198, 51.74298], [23.57053, 51.55938], [23.56236, 51.53673], [23.62751, 51.50512], [23.6736, 51.50255], [23.60906, 51.62122], [23.7766, 51.66809], [23.91118, 51.63316], [23.8741, 51.59734], [23.99907, 51.58369], [24.13075, 51.66979], [24.3163, 51.75063], [24.29021, 51.80841], [24.37123, 51.88222], [24.98784, 51.91273], [25.20228, 51.97143], [25.46163, 51.92205], [25.73673, 51.91973], [25.80574, 51.94556], [25.83217, 51.92587], [26.00408, 51.92967], [26.19084, 51.86781], [26.39367, 51.87315], [26.46962, 51.80501], [26.69759, 51.82284], [26.80043, 51.75777], [26.9489, 51.73788], [26.99422, 51.76933], [27.20602, 51.77291], [27.20948, 51.66713], [27.26613, 51.65957], [27.24828, 51.60161], [27.47212, 51.61184], [27.51058, 51.5854], [27.55727, 51.63486], [27.71932, 51.60672], [27.67125, 51.50854], [27.76052, 51.47604], [27.85253, 51.62293], [27.91844, 51.61952], [27.95827, 51.56065], [28.10658, 51.57857], [28.23452, 51.66988], [28.37592, 51.54505], [28.47051, 51.59734], [28.64429, 51.5664], [28.69161, 51.44695], [28.73143, 51.46236], [28.75615, 51.41442], [28.78224, 51.45294], [28.76027, 51.48802], [28.81795, 51.55552], [28.95528, 51.59222], [28.99098, 51.56833], [29.1187, 51.65872], [29.16402, 51.64679], [29.20659, 51.56918], [29.25603, 51.57089], [29.25191, 51.49828], [29.32881, 51.37843], [29.42357, 51.4187], [29.49773, 51.39814], [29.54372, 51.48372], [29.7408, 51.53417], [29.77376, 51.4461], [30.17888, 51.51025], [30.34642, 51.42555], [30.36153, 51.33984], [30.56203, 51.25655], [30.64992, 51.35014], [30.51946, 51.59649], [30.68804, 51.82806], [30.76443, 51.89739], [30.90897, 52.00699], [30.95589, 52.07775], [31.13332, 52.1004], [31.25142, 52.04131], [31.38326, 52.12991], [31.7822, 52.11406], [31.77877, 52.18636], [31.6895, 52.1973], [31.70735, 52.26711], [31.57971, 52.32146], [31.62084, 52.33849], [31.61397, 52.48843], [31.56316, 52.51518], [31.63869, 52.55361], [31.50406, 52.69707], [31.57277, 52.71613], [31.592, 52.79011], [31.35667, 52.97854], [31.24147, 53.031], [31.32283, 53.04101], [31.33519, 53.08805], [31.3915, 53.09712], [31.36403, 53.13504], [31.40523, 53.21406], [31.56316, 53.19432], [31.62496, 53.22886], [31.787, 53.18033], [31.82373, 53.10042], [32.15368, 53.07594], [32.40773, 53.18856], [32.51725, 53.28431], [32.73257, 53.33494], [32.74968, 53.45597], [32.47777, 53.5548], [32.40499, 53.6656], [32.50112, 53.68594], [32.45717, 53.74039], [32.36663, 53.7166], [32.12621, 53.81586], [31.89137, 53.78099], [31.77028, 53.80015], [31.85019, 53.91801], [31.88744, 54.03653], [31.89599, 54.0837], [31.57002, 54.14535], [31.30791, 54.25315], [31.3177, 54.34067], [31.22945, 54.46585], [31.08543, 54.50361], [31.21399, 54.63113], [31.19339, 54.66947], [30.99187, 54.67046], [30.98226, 54.68872], [31.0262, 54.70698], [30.97127, 54.71967], [30.95479, 54.74346], [30.75165, 54.80699], [30.8264, 54.90062], [30.81759, 54.94064], [30.93144, 54.9585], [30.95754, 54.98609], [30.9081, 55.02232], [30.94243, 55.03964], [31.00972, 55.02783], [31.02071, 55.06167], [30.97369, 55.17134], [30.87944, 55.28223], [30.81946, 55.27931], [30.8257, 55.3313], [30.93144, 55.3914], [30.90123, 55.46621], [30.95204, 55.50667], [30.93419, 55.6185], [30.86003, 55.63169], [30.7845, 55.58514], [30.72957, 55.66268], [30.67464, 55.64176], [30.63344, 55.73079], [30.51037, 55.76568], [30.51346, 55.78982], [30.48257, 55.81066], [30.30987, 55.83592], [30.27776, 55.86819], [30.12136, 55.8358], [29.97975, 55.87281], [29.80672, 55.79569], [29.61446, 55.77716], [29.51283, 55.70294], [29.3604, 55.75862], [29.44692, 55.95978], [29.21717, 55.98971], [29.08299, 56.03427], [28.73418, 55.97131], [28.63668, 56.07262], [28.68337, 56.10173], [28.5529, 56.11705], [28.43068, 56.09407], [28.37987, 56.11399], [28.36888, 56.05805], [28.30571, 56.06035], [28.15217, 56.16964]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "BZ",
+           iso1A3: "BLZ",
+           iso1N3: "084",
+           wikidata: "Q242",
+           nameEn: "Belize",
+           groups: ["013", "003", "419", "019", "UN"],
+           roadSpeedUnit: "mph",
+           callingCodes: ["501"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-88.3268, 18.49048], [-88.48242, 18.49164], [-88.71505, 18.0707], [-88.8716, 17.89535], [-89.03839, 18.0067], [-89.15105, 17.95104], [-89.14985, 17.81563], [-89.15025, 17.04813], [-89.22683, 15.88619], [-89.17418, 15.90898], [-89.02415, 15.9063], [-88.95358, 15.88698], [-88.40779, 16.09624], [-86.92368, 17.61462], [-87.84815, 18.18511], [-87.85693, 18.18266], [-87.86657, 18.19971], [-87.87604, 18.18313], [-87.90671, 18.15213], [-88.03165, 18.16657], [-88.03238, 18.41778], [-88.26593, 18.47617], [-88.29909, 18.47591], [-88.3268, 18.49048]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CA",
+           iso1A3: "CAN",
+           iso1N3: "124",
+           wikidata: "Q16",
+           nameEn: "Canada",
+           groups: ["021", "003", "019", "UN"],
+           callingCodes: ["1"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-67.20349, 45.1722], [-67.19603, 45.16771], [-67.15965, 45.16179], [-67.11316, 45.11176], [-67.0216, 44.95333], [-66.96824, 44.90965], [-66.98249, 44.87071], [-66.96824, 44.83078], [-66.93432, 44.82597], [-67.16117, 44.20069], [-61.98255, 37.34815], [-56.27503, 47.39728], [-53.12387, 41.40385], [-46.37635, 57.3249], [-77.52957, 77.23408], [-68.21821, 80.48551], [-49.33696, 84.57952], [-140.97446, 84.39275], [-141.00116, 60.30648], [-140.5227, 60.22077], [-140.45648, 60.30919], [-139.98024, 60.18027], [-139.68991, 60.33693], [-139.05831, 60.35205], [-139.20603, 60.08896], [-139.05365, 59.99655], [-138.71149, 59.90728], [-138.62145, 59.76431], [-137.60623, 59.24465], [-137.4925, 58.89415], [-136.82619, 59.16198], [-136.52365, 59.16752], [-136.47323, 59.46617], [-136.33727, 59.44466], [-136.22381, 59.55526], [-136.31566, 59.59083], [-135.48007, 59.79937], [-135.03069, 59.56208], [-135.00267, 59.28745], [-134.7047, 59.2458], [-134.55699, 59.1297], [-134.48059, 59.13231], [-134.27175, 58.8634], [-133.84645, 58.73543], [-133.38523, 58.42773], [-131.8271, 56.62247], [-130.77769, 56.36185], [-130.33965, 56.10849], [-130.10173, 56.12178], [-130.00093, 56.00325], [-130.00857, 55.91344], [-130.15373, 55.74895], [-129.97513, 55.28029], [-130.08035, 55.21556], [-130.18765, 55.07744], [-130.27203, 54.97174], [-130.44184, 54.85377], [-130.64499, 54.76912], [-130.61931, 54.70835], [-133.92876, 54.62289], [-133.36909, 48.51151], [-125.03842, 48.53282], [-123.50039, 48.21223], [-123.15614, 48.35395], [-123.26565, 48.6959], [-123.0093, 48.76586], [-123.0093, 48.83186], [-123.32163, 49.00419], [-95.15355, 48.9996], [-95.15357, 49.384], [-95.12903, 49.37056], [-95.05825, 49.35311], [-95.01419, 49.35647], [-94.99532, 49.36579], [-94.95681, 49.37035], [-94.85381, 49.32492], [-94.8159, 49.32299], [-94.82487, 49.29483], [-94.77355, 49.11998], [-94.75017, 49.09931], [-94.687, 48.84077], [-94.70087, 48.8339], [-94.70486, 48.82365], [-94.69669, 48.80918], [-94.69335, 48.77883], [-94.58903, 48.71803], [-94.54885, 48.71543], [-94.53826, 48.70216], [-94.44258, 48.69223], [-94.4174, 48.71049], [-94.27153, 48.70232], [-94.25172, 48.68404], [-94.25104, 48.65729], [-94.23215, 48.65202], [-93.85769, 48.63284], [-93.83288, 48.62745], [-93.80676, 48.58232], [-93.80939, 48.52439], [-93.79267, 48.51631], [-93.66382, 48.51845], [-93.47022, 48.54357], [-93.44472, 48.59147], [-93.40693, 48.60948], [-93.39758, 48.60364], [-93.3712, 48.60599], [-93.33946, 48.62787], [-93.25391, 48.64266], [-92.94973, 48.60866], [-92.7287, 48.54005], [-92.6342, 48.54133], [-92.62747, 48.50278], [-92.69927, 48.49573], [-92.71323, 48.46081], [-92.65606, 48.43471], [-92.50712, 48.44921], [-92.45588, 48.40624], [-92.48147, 48.36609], [-92.37185, 48.22259], [-92.27167, 48.25046], [-92.30939, 48.31251], [-92.26662, 48.35651], [-92.202, 48.35252], [-92.14732, 48.36578], [-92.05339, 48.35958], [-91.98929, 48.25409], [-91.86125, 48.21278], [-91.71231, 48.19875], [-91.70451, 48.11805], [-91.55649, 48.10611], [-91.58025, 48.04339], [-91.45829, 48.07454], [-91.43248, 48.04912], [-91.25025, 48.08522], [-91.08016, 48.18096], [-90.87588, 48.2484], [-90.75045, 48.09143], [-90.56444, 48.12184], [-90.56312, 48.09488], [-90.07418, 48.11043], [-89.89974, 47.98109], [-89.77248, 48.02607], [-89.57972, 48.00023], [-89.48837, 48.01412], [-88.37033, 48.30586], [-84.85871, 46.88881], [-84.55635, 46.45974], [-84.47607, 46.45225], [-84.4481, 46.48972], [-84.42101, 46.49853], [-84.34174, 46.50683], [-84.29893, 46.49127], [-84.26351, 46.49508], [-84.2264, 46.53337], [-84.1945, 46.54061], [-84.17723, 46.52753], [-84.12885, 46.53068], [-84.11196, 46.50248], [-84.13451, 46.39218], [-84.11254, 46.32329], [-84.11615, 46.2681], [-84.09756, 46.25512], [-84.1096, 46.23987], [-83.95399, 46.05634], [-83.90453, 46.05922], [-83.83329, 46.12169], [-83.57017, 46.105], [-83.43746, 45.99749], [-83.59589, 45.82131], [-82.48419, 45.30225], [-82.42469, 42.992], [-82.4146, 42.97626], [-82.4253, 42.95423], [-82.45331, 42.93139], [-82.4826, 42.8068], [-82.46613, 42.76615], [-82.51063, 42.66025], [-82.51858, 42.611], [-82.57583, 42.5718], [-82.58873, 42.54984], [-82.64242, 42.55594], [-82.82964, 42.37355], [-83.02253, 42.33045], [-83.07837, 42.30978], [-83.09837, 42.28877], [-83.12724, 42.2376], [-83.14962, 42.04089], [-83.11184, 41.95671], [-82.67862, 41.67615], [-78.93684, 42.82887], [-78.90712, 42.89733], [-78.90905, 42.93022], [-78.93224, 42.95229], [-78.96312, 42.95509], [-78.98126, 42.97], [-79.02074, 42.98444], [-79.02424, 43.01983], [-78.99941, 43.05612], [-79.01055, 43.06659], [-79.07486, 43.07845], [-79.05671, 43.10937], [-79.06881, 43.12029], [-79.0427, 43.13934], [-79.04652, 43.16396], [-79.05384, 43.17418], [-79.05002, 43.20133], [-79.05544, 43.21224], [-79.05512, 43.25375], [-79.06921, 43.26183], [-79.25796, 43.54052], [-76.79706, 43.63099], [-76.43859, 44.09393], [-76.35324, 44.13493], [-76.31222, 44.19894], [-76.244, 44.19643], [-76.1664, 44.23051], [-76.16285, 44.28262], [-76.00018, 44.34896], [-75.95947, 44.34463], [-75.8217, 44.43176], [-75.76813, 44.51537], [-75.41441, 44.76614], [-75.2193, 44.87821], [-75.01363, 44.95608], [-74.99101, 44.98051], [-74.8447, 45.00606], [-74.66689, 45.00646], [-74.32699, 44.99029], [-73.35025, 45.00942], [-71.50067, 45.01357], [-71.48735, 45.07784], [-71.42778, 45.12624], [-71.40364, 45.21382], [-71.44252, 45.2361], [-71.37133, 45.24624], [-71.29371, 45.29996], [-71.22338, 45.25184], [-71.19723, 45.25438], [-71.14568, 45.24128], [-71.08364, 45.30623], [-71.01866, 45.31573], [-71.0107, 45.34819], [-70.95193, 45.33895], [-70.91169, 45.29849], [-70.89864, 45.2398], [-70.84816, 45.22698], [-70.80236, 45.37444], [-70.82638, 45.39828], [-70.78372, 45.43269], [-70.65383, 45.37592], [-70.62518, 45.42286], [-70.72651, 45.49771], [-70.68516, 45.56964], [-70.54019, 45.67291], [-70.38934, 45.73215], [-70.41523, 45.79497], [-70.25976, 45.89675], [-70.24694, 45.95138], [-70.31025, 45.96424], [-70.23855, 46.1453], [-70.29078, 46.18832], [-70.18547, 46.35357], [-70.05812, 46.41768], [-69.99966, 46.69543], [-69.22119, 47.46461], [-69.05148, 47.42012], [-69.05073, 47.30076], [-69.05039, 47.2456], [-68.89222, 47.1807], [-68.70125, 47.24399], [-68.60575, 47.24659], [-68.57914, 47.28431], [-68.38332, 47.28723], [-68.37458, 47.35851], [-68.23244, 47.35712], [-67.94843, 47.1925], [-67.87993, 47.10377], [-67.78578, 47.06473], [-67.78111, 45.9392], [-67.75196, 45.91814], [-67.80961, 45.87531], [-67.75654, 45.82324], [-67.80653, 45.80022], [-67.80705, 45.69528], [-67.6049, 45.60725], [-67.43815, 45.59162], [-67.42144, 45.50584], [-67.50578, 45.48971], [-67.42394, 45.37969], [-67.48201, 45.27351], [-67.34927, 45.122], [-67.29754, 45.14865], [-67.29748, 45.18173], [-67.27039, 45.1934], [-67.22751, 45.16344], [-67.20349, 45.1722]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CC",
+           iso1A3: "CCK",
+           iso1N3: "166",
+           wikidata: "Q36004",
+           nameEn: "Cocos (Keeling) Islands",
+           country: "AU",
+           groups: ["053", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["61"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[96.61846, -10.82438], [96.02343, -12.68334], [97.93979, -12.33309], [96.61846, -10.82438]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CD",
+           iso1A3: "COD",
+           iso1N3: "180",
+           wikidata: "Q974",
+           nameEn: "Democratic Republic of the Congo",
+           aliases: ["ZR"],
+           groups: ["017", "202", "002", "UN"],
+           callingCodes: ["243"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[27.44012, 5.07349], [27.09575, 5.22305], [26.93064, 5.13535], [26.85579, 5.03887], [26.74572, 5.10685], [26.48595, 5.04984], [26.13371, 5.25594], [25.86073, 5.19455], [25.53271, 5.37431], [25.34558, 5.29101], [25.31256, 5.03668], [24.71816, 4.90509], [24.46719, 5.0915], [23.38847, 4.60013], [22.94817, 4.82392], [22.89094, 4.79321], [22.84691, 4.69887], [22.78526, 4.71423], [22.6928, 4.47285], [22.60915, 4.48821], [22.5431, 4.22041], [22.45504, 4.13039], [22.27682, 4.11347], [22.10721, 4.20723], [21.6405, 4.317], [21.55904, 4.25553], [21.25744, 4.33676], [21.21341, 4.29285], [21.11214, 4.33895], [21.08793, 4.39603], [20.90383, 4.44877], [20.60184, 4.42394], [18.62755, 3.47564], [18.63857, 3.19342], [18.10683, 2.26876], [18.08034, 1.58553], [17.85887, 1.04327], [17.86989, 0.58873], [17.95255, 0.48128], [17.93877, 0.32424], [17.81204, 0.23884], [17.66051, -0.26535], [17.72112, -0.52707], [17.32438, -0.99265], [16.97999, -1.12762], [16.70724, -1.45815], [16.50336, -1.8795], [16.16173, -2.16586], [16.22785, -2.59528], [16.1755, -3.25014], [16.21407, -3.2969], [15.89448, -3.9513], [15.53081, -4.042], [15.48121, -4.22062], [15.41785, -4.28381], [15.32693, -4.27282], [15.25411, -4.31121], [15.1978, -4.32388], [14.83101, -4.80838], [14.67948, -4.92093], [14.5059, -4.84956], [14.41499, -4.8825], [14.37366, -4.56125], [14.47284, -4.42941], [14.3957, -4.36623], [14.40672, -4.28381], [13.9108, -4.50906], [13.81162, -4.41842], [13.71794, -4.44864], [13.70417, -4.72601], [13.50305, -4.77818], [13.41764, -4.89897], [13.11182, -4.5942], [13.09648, -4.63739], [13.11195, -4.67745], [12.8733, -4.74346], [12.70868, -4.95505], [12.63465, -4.94632], [12.60251, -5.01715], [12.46297, -5.09408], [12.49815, -5.14058], [12.51589, -5.1332], [12.53586, -5.14658], [12.53599, -5.1618], [12.52301, -5.17481], [12.52318, -5.74353], [12.26557, -5.74031], [12.20376, -5.76338], [11.95767, -5.94705], [12.42245, -6.07585], [13.04371, -5.87078], [16.55507, -5.85631], [16.96282, -7.21787], [17.5828, -8.13784], [18.33635, -8.00126], [19.33698, -7.99743], [19.5469, -7.00195], [20.30218, -6.98955], [20.31846, -6.91953], [20.61689, -6.90876], [20.56263, -7.28566], [21.79824, -7.29628], [21.84856, -9.59871], [22.19039, -9.94628], [22.32604, -10.76291], [22.17954, -10.85884], [22.25951, -11.24911], [22.54205, -11.05784], [23.16602, -11.10577], [23.45631, -10.946], [23.86868, -11.02856], [24.00027, -10.89356], [24.34528, -11.06816], [24.42612, -11.44975], [25.34069, -11.19707], [25.33058, -11.65767], [26.01777, -11.91488], [26.88687, -12.01868], [27.04351, -11.61312], [27.22541, -11.60323], [27.21025, -11.76157], [27.59932, -12.22123], [28.33199, -12.41375], [29.01918, -13.41353], [29.60531, -13.21685], [29.65078, -13.41844], [29.81551, -13.44683], [29.8139, -12.14898], [29.48404, -12.23604], [29.4992, -12.43843], [29.18592, -12.37921], [28.48357, -11.87532], [28.37241, -11.57848], [28.65032, -10.65133], [28.62795, -9.92942], [28.68532, -9.78], [28.56208, -9.49122], [28.51627, -9.44726], [28.52636, -9.35379], [28.36562, -9.30091], [28.38526, -9.23393], [28.9711, -8.66935], [28.88917, -8.4831], [30.79243, -8.27382], [30.2567, -7.14121], [29.52552, -6.2731], [29.43673, -4.44845], [29.23708, -3.75856], [29.21463, -3.3514], [29.25633, -3.05471], [29.17258, -2.99385], [29.16037, -2.95457], [29.09797, -2.91935], [29.09119, -2.87871], [29.0505, -2.81774], [29.00404, -2.81978], [29.00167, -2.78523], [29.04081, -2.7416], [29.00357, -2.70596], [28.94346, -2.69124], [28.89793, -2.66111], [28.90226, -2.62385], [28.89288, -2.55848], [28.87943, -2.55165], [28.86193, -2.53185], [28.86209, -2.5231], [28.87497, -2.50887], [28.88846, -2.50493], [28.89342, -2.49017], [28.89132, -2.47557], [28.86846, -2.44866], [28.86826, -2.41888], [28.89601, -2.37321], [28.95642, -2.37321], [29.00051, -2.29001], [29.105, -2.27043], [29.17562, -2.12278], [29.11847, -1.90576], [29.24458, -1.69663], [29.24323, -1.66826], [29.36322, -1.50887], [29.45038, -1.5054], [29.53062, -1.40499], [29.59061, -1.39016], [29.58388, -0.89821], [29.63006, -0.8997], [29.62708, -0.71055], [29.67176, -0.55714], [29.67474, -0.47969], [29.65091, -0.46777], [29.72687, -0.08051], [29.7224, 0.07291], [29.77454, 0.16675], [29.81922, 0.16824], [29.87284, 0.39166], [29.97413, 0.52124], [29.95477, 0.64486], [29.98307, 0.84295], [30.1484, 0.89805], [30.22139, 0.99635], [30.24671, 1.14974], [30.48503, 1.21675], [31.30127, 2.11006], [31.28042, 2.17853], [31.20148, 2.2217], [31.1985, 2.29462], [31.12104, 2.27676], [31.07934, 2.30207], [31.06593, 2.35862], [30.96911, 2.41071], [30.91102, 2.33332], [30.83059, 2.42559], [30.74271, 2.43601], [30.75612, 2.5863], [30.8857, 2.83923], [30.8574, 2.9508], [30.77101, 3.04897], [30.84251, 3.26908], [30.93486, 3.40737], [30.94081, 3.50847], [30.85153, 3.48867], [30.85997, 3.5743], [30.80713, 3.60506], [30.78512, 3.67097], [30.56277, 3.62703], [30.57378, 3.74567], [30.55396, 3.84451], [30.47691, 3.83353], [30.27658, 3.95653], [30.22374, 3.93896], [30.1621, 4.10586], [30.06964, 4.13221], [29.79666, 4.37809], [29.82087, 4.56246], [29.49726, 4.7007], [29.43341, 4.50101], [29.22207, 4.34297], [29.03054, 4.48784], [28.8126, 4.48784], [28.6651, 4.42638], [28.20719, 4.35614], [27.79551, 4.59976], [27.76469, 4.79284], [27.65462, 4.89375], [27.56656, 4.89375], [27.44012, 5.07349]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CF",
+           iso1A3: "CAF",
+           iso1N3: "140",
+           wikidata: "Q929",
+           nameEn: "Central African Republic",
+           groups: ["017", "202", "002", "UN"],
+           callingCodes: ["236"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[22.87758, 10.91915], [22.45889, 11.00246], [21.72139, 10.64136], [21.71479, 10.29932], [21.63553, 10.217], [21.52766, 10.2105], [21.34934, 9.95907], [21.26348, 9.97642], [20.82979, 9.44696], [20.36748, 9.11019], [19.06421, 9.00367], [18.86388, 8.87971], [19.11044, 8.68172], [18.79783, 8.25929], [18.67455, 8.22226], [18.62612, 8.14163], [18.64153, 8.08714], [18.6085, 8.05009], [18.02731, 8.01085], [17.93926, 7.95853], [17.67288, 7.98905], [16.8143, 7.53971], [16.6668, 7.67281], [16.658, 7.75353], [16.59415, 7.76444], [16.58315, 7.88657], [16.41583, 7.77971], [16.40703, 7.68809], [15.79942, 7.44149], [15.73118, 7.52006], [15.49743, 7.52179], [15.23397, 7.25135], [15.04717, 6.77085], [14.96311, 6.75693], [14.79966, 6.39043], [14.80122, 6.34866], [14.74206, 6.26356], [14.56149, 6.18928], [14.43073, 6.08867], [14.42917, 6.00508], [14.49455, 5.91683], [14.60974, 5.91838], [14.62375, 5.70466], [14.58951, 5.59777], [14.62531, 5.51411], [14.52724, 5.28319], [14.57083, 5.23979], [14.65489, 5.21343], [14.73383, 4.6135], [15.00825, 4.41458], [15.08609, 4.30282], [15.10644, 4.1362], [15.17482, 4.05131], [15.07686, 4.01805], [15.73522, 3.24348], [15.77725, 3.26835], [16.05449, 3.02306], [16.08252, 2.45708], [16.19357, 2.21537], [16.50126, 2.84739], [16.46701, 2.92512], [16.57598, 3.47999], [16.68283, 3.54257], [17.01746, 3.55136], [17.35649, 3.63045], [17.46876, 3.70515], [17.60966, 3.63705], [17.83421, 3.61068], [17.85842, 3.53378], [18.05656, 3.56893], [18.14902, 3.54476], [18.17323, 3.47665], [18.24148, 3.50302], [18.2723, 3.57992], [18.39558, 3.58212], [18.49245, 3.63924], [18.58711, 3.49423], [18.62755, 3.47564], [20.60184, 4.42394], [20.90383, 4.44877], [21.08793, 4.39603], [21.11214, 4.33895], [21.21341, 4.29285], [21.25744, 4.33676], [21.55904, 4.25553], [21.6405, 4.317], [22.10721, 4.20723], [22.27682, 4.11347], [22.45504, 4.13039], [22.5431, 4.22041], [22.60915, 4.48821], [22.6928, 4.47285], [22.78526, 4.71423], [22.84691, 4.69887], [22.89094, 4.79321], [22.94817, 4.82392], [23.38847, 4.60013], [24.46719, 5.0915], [24.71816, 4.90509], [25.31256, 5.03668], [25.34558, 5.29101], [25.53271, 5.37431], [25.86073, 5.19455], [26.13371, 5.25594], [26.48595, 5.04984], [26.74572, 5.10685], [26.85579, 5.03887], [26.93064, 5.13535], [27.09575, 5.22305], [27.44012, 5.07349], [27.26886, 5.25876], [27.23017, 5.37167], [27.28621, 5.56382], [27.22705, 5.62889], [27.22705, 5.71254], [26.51721, 6.09655], [26.58259, 6.1987], [26.32729, 6.36272], [26.38022, 6.63493], [25.90076, 7.09549], [25.37461, 7.33024], [25.35281, 7.42595], [25.20337, 7.50312], [25.20649, 7.61115], [25.29214, 7.66675], [25.25319, 7.8487], [24.98855, 7.96588], [24.85156, 8.16933], [24.35965, 8.26177], [24.13238, 8.36959], [24.25691, 8.69288], [23.51905, 8.71749], [23.59065, 8.99743], [23.44744, 8.99128], [23.4848, 9.16959], [23.56263, 9.19418], [23.64358, 9.28637], [23.64981, 9.44303], [23.62179, 9.53823], [23.69155, 9.67566], [23.67164, 9.86923], [23.3128, 10.45214], [23.02221, 10.69235], [22.87758, 10.91915]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CG",
+           iso1A3: "COG",
+           iso1N3: "178",
+           wikidata: "Q971",
+           nameEn: "Republic of the Congo",
+           groups: ["017", "202", "002", "UN"],
+           callingCodes: ["242"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[18.62755, 3.47564], [18.58711, 3.49423], [18.49245, 3.63924], [18.39558, 3.58212], [18.2723, 3.57992], [18.24148, 3.50302], [18.17323, 3.47665], [18.14902, 3.54476], [18.05656, 3.56893], [17.85842, 3.53378], [17.83421, 3.61068], [17.60966, 3.63705], [17.46876, 3.70515], [17.35649, 3.63045], [17.01746, 3.55136], [16.68283, 3.54257], [16.57598, 3.47999], [16.46701, 2.92512], [16.50126, 2.84739], [16.19357, 2.21537], [16.15568, 2.18955], [16.08563, 2.19733], [16.05294, 1.9811], [16.14634, 1.70259], [16.02647, 1.65591], [16.02959, 1.76483], [15.48942, 1.98265], [15.34776, 1.91264], [15.22634, 2.03243], [15.00996, 1.98887], [14.61145, 2.17866], [13.29457, 2.16106], [13.13461, 1.57238], [13.25447, 1.32339], [13.15519, 1.23368], [13.89582, 1.4261], [14.25186, 1.39842], [14.48179, 0.9152], [14.26066, 0.57255], [14.10909, 0.58563], [13.88648, 0.26652], [13.90632, -0.2287], [14.06862, -0.20826], [14.2165, -0.38261], [14.41887, -0.44799], [14.52569, -0.57818], [14.41838, -1.89412], [14.25932, -1.97624], [14.23518, -2.15671], [14.16202, -2.23916], [14.23829, -2.33715], [14.10442, -2.49268], [13.85846, -2.46935], [13.92073, -2.35581], [13.75884, -2.09293], [13.47977, -2.43224], [13.02759, -2.33098], [12.82172, -1.91091], [12.61312, -1.8129], [12.44656, -1.92025], [12.47925, -2.32626], [12.04895, -2.41704], [11.96866, -2.33559], [11.74605, -2.39936], [11.57637, -2.33379], [11.64487, -2.61865], [11.5359, -2.85654], [11.64798, -2.81146], [11.80365, -3.00424], [11.70558, -3.0773], [11.70227, -3.17465], [11.96554, -3.30267], [11.8318, -3.5812], [11.92719, -3.62768], [11.87083, -3.71571], [11.68608, -3.68942], [11.57949, -3.52798], [11.48764, -3.51089], [11.22301, -3.69888], [11.12647, -3.94169], [10.75913, -4.39519], [11.50888, -5.33417], [12.00924, -5.02627], [12.16068, -4.90089], [12.20901, -4.75642], [12.25587, -4.79437], [12.32324, -4.78415], [12.40964, -4.60609], [12.64835, -4.55937], [12.76844, -4.38709], [12.87096, -4.40315], [12.91489, -4.47907], [13.09648, -4.63739], [13.11182, -4.5942], [13.41764, -4.89897], [13.50305, -4.77818], [13.70417, -4.72601], [13.71794, -4.44864], [13.81162, -4.41842], [13.9108, -4.50906], [14.40672, -4.28381], [14.3957, -4.36623], [14.47284, -4.42941], [14.37366, -4.56125], [14.41499, -4.8825], [14.5059, -4.84956], [14.67948, -4.92093], [14.83101, -4.80838], [15.1978, -4.32388], [15.25411, -4.31121], [15.32693, -4.27282], [15.41785, -4.28381], [15.48121, -4.22062], [15.53081, -4.042], [15.89448, -3.9513], [16.21407, -3.2969], [16.1755, -3.25014], [16.22785, -2.59528], [16.16173, -2.16586], [16.50336, -1.8795], [16.70724, -1.45815], [16.97999, -1.12762], [17.32438, -0.99265], [17.72112, -0.52707], [17.66051, -0.26535], [17.81204, 0.23884], [17.93877, 0.32424], [17.95255, 0.48128], [17.86989, 0.58873], [17.85887, 1.04327], [18.08034, 1.58553], [18.10683, 2.26876], [18.63857, 3.19342], [18.62755, 3.47564]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CH",
+           iso1A3: "CHE",
+           iso1N3: "756",
+           wikidata: "Q39",
+           nameEn: "Switzerland",
+           groups: ["155", "150", "UN"],
+           callingCodes: ["41"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[8.72809, 47.69282], [8.72617, 47.69651], [8.73671, 47.7169], [8.70543, 47.73121], [8.74251, 47.75168], [8.71778, 47.76571], [8.68985, 47.75686], [8.68022, 47.78599], [8.65292, 47.80066], [8.64425, 47.76398], [8.62408, 47.7626], [8.61657, 47.79998], [8.56415, 47.80633], [8.56814, 47.78001], [8.48868, 47.77215], [8.45771, 47.7493], [8.44807, 47.72426], [8.40569, 47.69855], [8.4211, 47.68407], [8.40473, 47.67499], [8.41346, 47.66676], [8.42264, 47.66667], [8.44711, 47.65379], [8.4667, 47.65747], [8.46605, 47.64103], [8.49656, 47.64709], [8.5322, 47.64687], [8.52801, 47.66059], [8.56141, 47.67088], [8.57683, 47.66158], [8.6052, 47.67258], [8.61113, 47.66332], [8.62884, 47.65098], [8.62049, 47.63757], [8.60412, 47.63735], [8.61471, 47.64514], [8.60701, 47.65271], [8.59545, 47.64298], [8.60348, 47.61204], [8.57586, 47.59537], [8.55756, 47.62394], [8.51686, 47.63476], [8.50747, 47.61897], [8.45578, 47.60121], [8.46637, 47.58389], [8.48949, 47.588], [8.49431, 47.58107], [8.43235, 47.56617], [8.39477, 47.57826], [8.38273, 47.56608], [8.32735, 47.57133], [8.30277, 47.58607], [8.29524, 47.5919], [8.29722, 47.60603], [8.2824, 47.61225], [8.26313, 47.6103], [8.25863, 47.61571], [8.23809, 47.61204], [8.22577, 47.60385], [8.22011, 47.6181], [8.20617, 47.62141], [8.19378, 47.61636], [8.1652, 47.5945], [8.14947, 47.59558], [8.13823, 47.59147], [8.13662, 47.58432], [8.11543, 47.5841], [8.10395, 47.57918], [8.10002, 47.56504], [8.08557, 47.55768], [8.06663, 47.56374], [8.04383, 47.55443], [8.02136, 47.55096], [8.00113, 47.55616], [7.97581, 47.55493], [7.95682, 47.55789], [7.94494, 47.54511], [7.91251, 47.55031], [7.90673, 47.57674], [7.88664, 47.58854], [7.84412, 47.5841], [7.81901, 47.58798], [7.79486, 47.55691], [7.75261, 47.54599], [7.71961, 47.54219], [7.69642, 47.53297], [7.68101, 47.53232], [7.6656, 47.53752], [7.66174, 47.54554], [7.65083, 47.54662], [7.63338, 47.56256], [7.67655, 47.56435], [7.68904, 47.57133], [7.67115, 47.5871], [7.68486, 47.59601], [7.69385, 47.60099], [7.68229, 47.59905], [7.67395, 47.59212], [7.64599, 47.59695], [7.64213, 47.5944], [7.64309, 47.59151], [7.61929, 47.57683], [7.60459, 47.57869], [7.60523, 47.58519], [7.58945, 47.59017], [7.58386, 47.57536], [7.56684, 47.57785], [7.56548, 47.57617], [7.55689, 47.57232], [7.55652, 47.56779], [7.53634, 47.55553], [7.52831, 47.55347], [7.51723, 47.54578], [7.50873, 47.54546], [7.49691, 47.53821], [7.50588, 47.52856], [7.51904, 47.53515], [7.53199, 47.5284], [7.5229, 47.51644], [7.49804, 47.51798], [7.51076, 47.49651], [7.47534, 47.47932], [7.43356, 47.49712], [7.42923, 47.48628], [7.4583, 47.47216], [7.4462, 47.46264], [7.43088, 47.45846], [7.40308, 47.43638], [7.35603, 47.43432], [7.33526, 47.44186], [7.24669, 47.4205], [7.17026, 47.44312], [7.19583, 47.49455], [7.16249, 47.49025], [7.12781, 47.50371], [7.07425, 47.48863], [7.0231, 47.50522], [6.98425, 47.49432], [7.0024, 47.45264], [6.93953, 47.43388], [6.93744, 47.40714], [6.88542, 47.37262], [6.87959, 47.35335], [7.03125, 47.36996], [7.0564, 47.35134], [7.05305, 47.33304], [6.94316, 47.28747], [6.95108, 47.26428], [6.9508, 47.24338], [6.8489, 47.15933], [6.76788, 47.1208], [6.68823, 47.06616], [6.71531, 47.0494], [6.43341, 46.92703], [6.46456, 46.88865], [6.43216, 46.80336], [6.45209, 46.77502], [6.38351, 46.73171], [6.27135, 46.68251], [6.11084, 46.57649], [6.1567, 46.54402], [6.07269, 46.46244], [6.08427, 46.44305], [6.06407, 46.41676], [6.09926, 46.40768], [6.15016, 46.3778], [6.15985, 46.37721], [6.16987, 46.36759], [6.15738, 46.3491], [6.13876, 46.33844], [6.1198, 46.31157], [6.11697, 46.29547], [6.1013, 46.28512], [6.11926, 46.2634], [6.12446, 46.25059], [6.10071, 46.23772], [6.08563, 46.24651], [6.07072, 46.24085], [6.0633, 46.24583], [6.05029, 46.23518], [6.04602, 46.23127], [6.03342, 46.2383], [6.02461, 46.23313], [5.97542, 46.21525], [5.96515, 46.19638], [5.99573, 46.18587], [5.98846, 46.17046], [5.98188, 46.17392], [5.97508, 46.15863], [5.9641, 46.14412], [5.95781, 46.12925], [5.97893, 46.13303], [5.9871, 46.14499], [6.01791, 46.14228], [6.03614, 46.13712], [6.04564, 46.14031], [6.05203, 46.15191], [6.07491, 46.14879], [6.09199, 46.15191], [6.09926, 46.14373], [6.13397, 46.1406], [6.15305, 46.15194], [6.18116, 46.16187], [6.18871, 46.16644], [6.18707, 46.17999], [6.19552, 46.18401], [6.19807, 46.18369], [6.20539, 46.19163], [6.21114, 46.1927], [6.21273, 46.19409], [6.21603, 46.19507], [6.21844, 46.19837], [6.22222, 46.19888], [6.22175, 46.20045], [6.23544, 46.20714], [6.23913, 46.20511], [6.24821, 46.20531], [6.26007, 46.21165], [6.27694, 46.21566], [6.29663, 46.22688], [6.31041, 46.24417], [6.29474, 46.26221], [6.26749, 46.24745], [6.24952, 46.26255], [6.23775, 46.27822], [6.25137, 46.29014], [6.24826, 46.30175], [6.21981, 46.31304], [6.25432, 46.3632], [6.53358, 46.45431], [6.82312, 46.42661], [6.8024, 46.39171], [6.77152, 46.34784], [6.86052, 46.28512], [6.78968, 46.14058], [6.89321, 46.12548], [6.87868, 46.03855], [6.93862, 46.06502], [7.00946, 45.9944], [7.04151, 45.92435], [7.10685, 45.85653], [7.56343, 45.97421], [7.85949, 45.91485], [7.9049, 45.99945], [7.98881, 45.99867], [8.02906, 46.10331], [8.11383, 46.11577], [8.16866, 46.17817], [8.08814, 46.26692], [8.31162, 46.38044], [8.30648, 46.41587], [8.42464, 46.46367], [8.46317, 46.43712], [8.45032, 46.26869], [8.62242, 46.12112], [8.75697, 46.10395], [8.80778, 46.10085], [8.85617, 46.0748], [8.79414, 46.00913], [8.78585, 45.98973], [8.79362, 45.99207], [8.8319, 45.9879], [8.85121, 45.97239], [8.86688, 45.96135], [8.88904, 45.95465], [8.93649, 45.86775], [8.94372, 45.86587], [8.93504, 45.86245], [8.91129, 45.8388], [8.94737, 45.84285], [8.9621, 45.83707], [8.99663, 45.83466], [9.00324, 45.82055], [9.0298, 45.82127], [9.03279, 45.82865], [9.03793, 45.83548], [9.03505, 45.83976], [9.04059, 45.8464], [9.04546, 45.84968], [9.06642, 45.8761], [9.09065, 45.89906], [8.99257, 45.9698], [9.01618, 46.04928], [9.24503, 46.23616], [9.29226, 46.32717], [9.25502, 46.43743], [9.28136, 46.49685], [9.36128, 46.5081], [9.40487, 46.46621], [9.45936, 46.50873], [9.46117, 46.37481], [9.57015, 46.2958], [9.71273, 46.29266], [9.73086, 46.35071], [9.95249, 46.38045], [10.07055, 46.21668], [10.14439, 46.22992], [10.17862, 46.25626], [10.10506, 46.3372], [10.165, 46.41051], [10.03715, 46.44479], [10.10307, 46.61003], [10.23674, 46.63484], [10.25309, 46.57432], [10.46136, 46.53164], [10.49375, 46.62049], [10.44686, 46.64162], [10.40475, 46.63671], [10.38659, 46.67847], [10.47197, 46.85698], [10.48376, 46.93891], [10.36933, 47.00212], [10.30031, 46.92093], [10.24128, 46.93147], [10.22675, 46.86942], [10.10715, 46.84296], [9.98058, 46.91434], [9.88266, 46.93343], [9.87935, 47.01337], [9.60717, 47.06091], [9.55721, 47.04762], [9.54041, 47.06495], [9.47548, 47.05257], [9.47139, 47.06402], [9.51362, 47.08505], [9.52089, 47.10019], [9.51044, 47.13727], [9.48774, 47.17402], [9.4891, 47.19346], [9.50318, 47.22153], [9.52406, 47.24959], [9.53116, 47.27029], [9.54773, 47.2809], [9.55857, 47.29919], [9.58513, 47.31334], [9.59978, 47.34671], [9.62476, 47.36639], [9.65427, 47.36824], [9.66243, 47.37136], [9.6711, 47.37824], [9.67445, 47.38429], [9.67334, 47.39191], [9.6629, 47.39591], [9.65136, 47.40504], [9.65043, 47.41937], [9.6446, 47.43233], [9.64483, 47.43842], [9.65863, 47.44847], [9.65728, 47.45383], [9.6423, 47.45599], [9.62475, 47.45685], [9.62158, 47.45858], [9.60841, 47.47178], [9.60484, 47.46358], [9.60205, 47.46165], [9.59482, 47.46305], [9.58208, 47.48344], [9.56312, 47.49495], [9.55125, 47.53629], [9.25619, 47.65939], [9.18203, 47.65598], [9.17593, 47.65399], [9.1755, 47.65584], [9.1705, 47.65513], [9.15181, 47.66904], [9.13845, 47.66389], [9.09891, 47.67801], [9.02093, 47.6868], [8.94093, 47.65596], [8.89946, 47.64769], [8.87625, 47.65441], [8.87383, 47.67045], [8.85065, 47.68209], [8.86989, 47.70504], [8.82002, 47.71458], [8.80663, 47.73821], [8.77309, 47.72059], [8.76965, 47.7075], [8.79966, 47.70222], [8.79511, 47.67462], [8.75856, 47.68969], [8.72809, 47.69282]], [[8.95861, 45.96485], [8.96668, 45.98436], [8.97741, 45.98317], [8.97604, 45.96151], [8.95861, 45.96485]], [[8.70847, 47.68904], [8.68985, 47.69552], [8.66837, 47.68437], [8.65769, 47.68928], [8.67508, 47.6979], [8.66416, 47.71367], [8.70237, 47.71453], [8.71773, 47.69088], [8.70847, 47.68904]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CI",
+           iso1A3: "CIV",
+           iso1N3: "384",
+           wikidata: "Q1008",
+           nameEn: "C\xF4te d'Ivoire",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["225"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-7.52774, 3.7105], [-3.34019, 4.17519], [-3.10675, 5.08515], [-3.11073, 5.12675], [-3.063, 5.13665], [-2.96554, 5.10397], [-2.95261, 5.12477], [-2.75502, 5.10657], [-2.73074, 5.1364], [-2.77625, 5.34621], [-2.72737, 5.34789], [-2.76614, 5.60963], [-2.85378, 5.65156], [-2.93132, 5.62137], [-2.96671, 5.6415], [-2.95323, 5.71865], [-3.01896, 5.71697], [-3.25999, 6.62521], [-3.21954, 6.74407], [-3.23327, 6.81744], [-2.95438, 7.23737], [-2.97822, 7.27165], [-2.92339, 7.60847], [-2.79467, 7.86002], [-2.78395, 7.94974], [-2.74819, 7.92613], [-2.67787, 8.02055], [-2.61232, 8.02645], [-2.62901, 8.11495], [-2.49037, 8.20872], [-2.58243, 8.7789], [-2.66357, 9.01771], [-2.77799, 9.04949], [-2.69814, 9.22717], [-2.68802, 9.49343], [-2.76494, 9.40778], [-2.93012, 9.57403], [-3.00765, 9.74019], [-3.16609, 9.85147], [-3.19306, 9.93781], [-3.27228, 9.84981], [-3.31779, 9.91125], [-3.69703, 9.94279], [-4.25999, 9.76012], [-4.31392, 9.60062], [-4.6426, 9.70696], [-4.96621, 9.89132], [-4.96453, 9.99923], [-5.12465, 10.29788], [-5.39602, 10.2929], [-5.51058, 10.43177], [-5.65135, 10.46767], [-5.78124, 10.43952], [-5.99478, 10.19694], [-6.18851, 10.24244], [-6.1731, 10.46983], [-6.24795, 10.74248], [-6.325, 10.68624], [-6.40646, 10.69922], [-6.42847, 10.5694], [-6.52974, 10.59104], [-6.63541, 10.66893], [-6.68164, 10.35074], [-6.93921, 10.35291], [-7.01186, 10.25111], [-6.97444, 10.21644], [-7.00966, 10.15794], [-7.0603, 10.14711], [-7.13331, 10.24877], [-7.3707, 10.24677], [-7.44555, 10.44602], [-7.52261, 10.4655], [-7.54462, 10.40921], [-7.63048, 10.46334], [-7.92107, 10.15577], [-7.97971, 10.17117], [-8.01225, 10.1021], [-8.11921, 10.04577], [-8.15652, 9.94288], [-8.09434, 9.86936], [-8.14657, 9.55062], [-8.03463, 9.39604], [-7.85056, 9.41812], [-7.90777, 9.20456], [-7.73862, 9.08422], [-7.92518, 8.99332], [-7.95503, 8.81146], [-7.69882, 8.66148], [-7.65653, 8.36873], [-7.92518, 8.50652], [-8.22991, 8.48438], [-8.2411, 8.24196], [-8.062, 8.16071], [-7.98675, 8.20134], [-7.99919, 8.11023], [-7.94695, 8.00925], [-8.06449, 8.04989], [-8.13414, 7.87991], [-8.09931, 7.78626], [-8.21374, 7.54466], [-8.4003, 7.6285], [-8.47114, 7.55676], [-8.41935, 7.51203], [-8.37458, 7.25794], [-8.29249, 7.1691], [-8.31736, 6.82837], [-8.59456, 6.50612], [-8.48652, 6.43797], [-8.45666, 6.49977], [-8.38453, 6.35887], [-8.3298, 6.36381], [-8.17557, 6.28222], [-8.00642, 6.31684], [-7.90692, 6.27728], [-7.83478, 6.20309], [-7.8497, 6.08932], [-7.79747, 6.07696], [-7.78254, 5.99037], [-7.70294, 5.90625], [-7.67309, 5.94337], [-7.48155, 5.80974], [-7.46165, 5.84934], [-7.43677, 5.84687], [-7.43926, 5.74787], [-7.37209, 5.61173], [-7.43428, 5.42355], [-7.36463, 5.32944], [-7.46165, 5.26256], [-7.48901, 5.14118], [-7.55369, 5.08667], [-7.53876, 4.94294], [-7.59349, 4.8909], [-7.53259, 4.35145], [-7.52774, 3.7105]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CK",
+           iso1A3: "COK",
+           iso1N3: "184",
+           wikidata: "Q26988",
+           nameEn: "Cook Islands",
+           country: "NZ",
+           groups: ["061", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["682"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-168.15106, -10.26955], [-156.45576, -31.75456], [-156.48634, -15.52824], [-156.50903, -7.4975], [-168.15106, -10.26955]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CL",
+           iso1A3: "CHL",
+           iso1N3: "152",
+           wikidata: "Q298",
+           nameEn: "Chile",
+           groups: ["005", "419", "019", "UN"],
+           callingCodes: ["56"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-68.60702, -52.65781], [-68.41683, -52.33516], [-69.97824, -52.00845], [-71.99889, -51.98018], [-72.33873, -51.59954], [-72.31343, -50.58411], [-73.15765, -50.78337], [-73.55259, -49.92488], [-73.45156, -49.79461], [-73.09655, -49.14342], [-72.56894, -48.81116], [-72.54042, -48.52392], [-72.27662, -48.28727], [-72.50478, -47.80586], [-71.94152, -47.13595], [-71.68577, -46.55385], [-71.75614, -45.61611], [-71.35687, -45.22075], [-72.06985, -44.81756], [-71.26418, -44.75684], [-71.16436, -44.46244], [-71.81318, -44.38097], [-71.64206, -43.64774], [-72.14828, -42.85321], [-72.15541, -42.15941], [-71.74901, -42.11711], [-71.92726, -40.72714], [-71.37826, -38.91474], [-70.89532, -38.6923], [-71.24279, -37.20264], [-70.95047, -36.4321], [-70.38008, -36.02375], [-70.49416, -35.24145], [-69.87386, -34.13344], [-69.88099, -33.34489], [-70.55832, -31.51559], [-70.14479, -30.36595], [-69.8596, -30.26131], [-69.99507, -29.28351], [-69.80969, -29.07185], [-69.66709, -28.44055], [-69.22504, -27.95042], [-68.77586, -27.16029], [-68.43363, -27.08414], [-68.27677, -26.90626], [-68.59048, -26.49861], [-68.56909, -26.28146], [-68.38372, -26.15353], [-68.57622, -25.32505], [-68.38372, -25.08636], [-68.56909, -24.69831], [-68.24825, -24.42596], [-67.33563, -24.04237], [-66.99632, -22.99839], [-67.18382, -22.81525], [-67.54284, -22.89771], [-67.85114, -22.87076], [-68.18816, -21.28614], [-68.40403, -20.94562], [-68.53957, -20.91542], [-68.55383, -20.7355], [-68.44023, -20.62701], [-68.7276, -20.46178], [-68.74273, -20.08817], [-68.57132, -20.03134], [-68.54611, -19.84651], [-68.66761, -19.72118], [-68.41218, -19.40499], [-68.61989, -19.27584], [-68.80602, -19.08355], [-68.87082, -19.06003], [-68.94987, -18.93302], [-69.07432, -18.28259], [-69.14807, -18.16893], [-69.07496, -18.03715], [-69.28671, -17.94844], [-69.34126, -17.72753], [-69.46623, -17.60518], [-69.46897, -17.4988], [-69.66483, -17.65083], [-69.79087, -17.65563], [-69.82868, -17.72048], [-69.75305, -17.94605], [-69.81607, -18.12582], [-69.96732, -18.25992], [-70.16394, -18.31737], [-70.31267, -18.31258], [-70.378, -18.3495], [-70.59118, -18.35072], [-113.52687, -26.52828], [-68.11646, -58.14883], [-66.07313, -55.19618], [-67.11046, -54.94199], [-67.46182, -54.92205], [-68.01394, -54.8753], [-68.60733, -54.9125], [-68.60702, -52.65781]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CM",
+           iso1A3: "CMR",
+           iso1N3: "120",
+           wikidata: "Q1009",
+           nameEn: "Cameroon",
+           groups: ["017", "202", "002", "UN"],
+           callingCodes: ["237"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[14.83314, 12.62963], [14.55058, 12.78256], [14.56101, 12.91036], [14.46881, 13.08259], [14.08251, 13.0797], [14.20204, 12.53405], [14.17523, 12.41916], [14.22215, 12.36533], [14.4843, 12.35223], [14.6474, 12.17466], [14.61612, 11.7798], [14.55207, 11.72001], [14.64591, 11.66166], [14.6124, 11.51283], [14.17821, 11.23831], [13.97489, 11.30258], [13.78945, 11.00154], [13.7403, 11.00593], [13.70753, 10.94451], [13.73434, 10.9255], [13.54964, 10.61236], [13.5705, 10.53183], [13.43644, 10.13326], [13.34111, 10.12299], [13.25025, 10.03647], [13.25323, 10.00127], [13.286, 9.9822], [13.27409, 9.93232], [13.24132, 9.91031], [13.25025, 9.86042], [13.29941, 9.8296], [13.25472, 9.76795], [13.22642, 9.57266], [13.02385, 9.49334], [12.85628, 9.36698], [12.91958, 9.33905], [12.90022, 9.11411], [12.81085, 8.91992], [12.79, 8.75361], [12.71701, 8.7595], [12.68722, 8.65938], [12.44146, 8.6152], [12.4489, 8.52536], [12.26123, 8.43696], [12.24782, 8.17904], [12.19271, 8.10826], [12.20909, 7.97553], [11.99908, 7.67302], [12.01844, 7.52981], [11.93205, 7.47812], [11.84864, 7.26098], [11.87396, 7.09398], [11.63117, 6.9905], [11.55818, 6.86186], [11.57755, 6.74059], [11.51499, 6.60892], [11.42264, 6.5882], [11.42041, 6.53789], [11.09495, 6.51717], [11.09644, 6.68437], [10.94302, 6.69325], [10.8179, 6.83377], [10.83727, 6.9358], [10.60789, 7.06885], [10.59746, 7.14719], [10.57214, 7.16345], [10.53639, 6.93432], [10.21466, 6.88996], [10.15135, 7.03781], [9.86314, 6.77756], [9.77824, 6.79088], [9.70674, 6.51717], [9.51757, 6.43874], [8.84209, 5.82562], [8.88156, 5.78857], [8.83687, 5.68483], [8.92029, 5.58403], [8.78027, 5.1243], [8.60302, 4.87353], [8.34397, 4.30689], [9.22018, 3.72052], [9.81162, 2.33797], [9.82123, 2.35097], [9.83754, 2.32428], [9.83238, 2.29079], [9.84716, 2.24676], [9.89012, 2.20457], [9.90749, 2.20049], [9.991, 2.16561], [11.3561, 2.17217], [11.37116, 2.29975], [13.28534, 2.25716], [13.29457, 2.16106], [14.61145, 2.17866], [15.00996, 1.98887], [15.22634, 2.03243], [15.34776, 1.91264], [15.48942, 1.98265], [16.02959, 1.76483], [16.02647, 1.65591], [16.14634, 1.70259], [16.05294, 1.9811], [16.08563, 2.19733], [16.15568, 2.18955], [16.19357, 2.21537], [16.08252, 2.45708], [16.05449, 3.02306], [15.77725, 3.26835], [15.73522, 3.24348], [15.07686, 4.01805], [15.17482, 4.05131], [15.10644, 4.1362], [15.08609, 4.30282], [15.00825, 4.41458], [14.73383, 4.6135], [14.65489, 5.21343], [14.57083, 5.23979], [14.52724, 5.28319], [14.62531, 5.51411], [14.58951, 5.59777], [14.62375, 5.70466], [14.60974, 5.91838], [14.49455, 5.91683], [14.42917, 6.00508], [14.43073, 6.08867], [14.56149, 6.18928], [14.74206, 6.26356], [14.80122, 6.34866], [14.79966, 6.39043], [14.96311, 6.75693], [15.04717, 6.77085], [15.23397, 7.25135], [15.49743, 7.52179], [15.56964, 7.58936], [15.59272, 7.7696], [15.50743, 7.79302], [15.20426, 8.50892], [15.09484, 8.65982], [14.83566, 8.80557], [14.35707, 9.19611], [14.37094, 9.2954], [13.97544, 9.6365], [14.01793, 9.73169], [14.1317, 9.82413], [14.20411, 10.00055], [14.4673, 10.00264], [14.80082, 9.93818], [14.95722, 9.97926], [15.05999, 9.94845], [15.14043, 9.99246], [15.24618, 9.99246], [15.41408, 9.92876], [15.68761, 9.99344], [15.50535, 10.1098], [15.30874, 10.31063], [15.23724, 10.47764], [15.14936, 10.53915], [15.15532, 10.62846], [15.06737, 10.80921], [15.09127, 10.87431], [15.04957, 11.02347], [15.10021, 11.04101], [15.0585, 11.40481], [15.13149, 11.5537], [15.06595, 11.71126], [15.11579, 11.79313], [15.04808, 11.8731], [15.05786, 12.0608], [15.0349, 12.10698], [15.00146, 12.1223], [14.96952, 12.0925], [14.89019, 12.16593], [14.90827, 12.3269], [14.83314, 12.62963]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CN",
+           iso1A3: "CHN",
+           iso1N3: "156",
+           wikidata: "Q148",
+           nameEn: "People's Republic of China"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CO",
+           iso1A3: "COL",
+           iso1N3: "170",
+           wikidata: "Q739",
+           nameEn: "Colombia",
+           groups: ["005", "419", "019", "UN"],
+           callingCodes: ["57"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-71.19849, 12.65801], [-81.58685, 18.0025], [-82.06974, 14.49418], [-82.56142, 11.91792], [-78.79327, 9.93766], [-77.58292, 9.22278], [-77.32389, 8.81247], [-77.45064, 8.49991], [-77.17257, 7.97422], [-77.57185, 7.51147], [-77.72514, 7.72348], [-77.72157, 7.47612], [-77.81426, 7.48319], [-77.89178, 7.22681], [-78.06168, 7.07793], [-82.12561, 4.00341], [-78.87137, 1.47457], [-78.42749, 1.15389], [-77.85677, 0.80197], [-77.7148, 0.85003], [-77.68613, 0.83029], [-77.66416, 0.81604], [-77.67815, 0.73863], [-77.49984, 0.64476], [-77.52001, 0.40782], [-76.89177, 0.24736], [-76.4094, 0.24015], [-76.41215, 0.38228], [-76.23441, 0.42294], [-75.82927, 0.09578], [-75.25764, -0.11943], [-75.18513, -0.0308], [-74.42701, -0.50218], [-74.26675, -0.97229], [-73.65312, -1.26222], [-72.92587, -2.44514], [-71.75223, -2.15058], [-70.94377, -2.23142], [-70.04609, -2.73906], [-70.71396, -3.7921], [-70.52393, -3.87553], [-70.3374, -3.79505], [-69.94708, -4.2431], [-69.43395, -1.42219], [-69.4215, -1.01853], [-69.59796, -0.75136], [-69.603, -0.51947], [-70.03658, -0.19681], [-70.04162, 0.55437], [-69.47696, 0.71065], [-69.20976, 0.57958], [-69.14422, 0.84172], [-69.26017, 1.06856], [-69.82987, 1.07864], [-69.83491, 1.69353], [-69.53746, 1.76408], [-69.38621, 1.70865], [-68.18128, 1.72881], [-68.26699, 1.83463], [-68.18632, 2.00091], [-67.9292, 1.82455], [-67.40488, 2.22258], [-67.299, 1.87494], [-67.15784, 1.80439], [-67.08222, 1.17441], [-66.85795, 1.22998], [-67.21967, 2.35778], [-67.65696, 2.81691], [-67.85862, 2.79173], [-67.85862, 2.86727], [-67.30945, 3.38393], [-67.50067, 3.75812], [-67.62671, 3.74303], [-67.85358, 4.53249], [-67.83341, 5.31104], [-67.59141, 5.5369], [-67.63914, 5.64963], [-67.58558, 5.84537], [-67.43513, 5.98835], [-67.4625, 6.20625], [-67.60654, 6.2891], [-69.41843, 6.1072], [-70.10716, 6.96516], [-70.7596, 7.09799], [-71.03941, 6.98163], [-71.37234, 7.01588], [-71.42212, 7.03854], [-71.44118, 7.02116], [-71.82441, 7.04314], [-72.04895, 7.03837], [-72.19437, 7.37034], [-72.43132, 7.40034], [-72.47415, 7.48928], [-72.45321, 7.57232], [-72.47827, 7.65604], [-72.46763, 7.79518], [-72.44454, 7.86031], [-72.46183, 7.90682], [-72.45806, 7.91141], [-72.47042, 7.92306], [-72.48183, 7.92909], [-72.48801, 7.94329], [-72.47213, 7.96106], [-72.39137, 8.03534], [-72.35163, 8.01163], [-72.36987, 8.19976], [-72.4042, 8.36513], [-72.65474, 8.61428], [-72.77415, 9.10165], [-72.94052, 9.10663], [-73.02119, 9.27584], [-73.36905, 9.16636], [-72.98085, 9.85253], [-72.88002, 10.44309], [-72.4767, 11.1117], [-72.24983, 11.14138], [-71.9675, 11.65536], [-71.3275, 11.85], [-70.92579, 11.96275], [-71.19849, 12.65801]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CP",
+           iso1A3: "CPT",
+           wikidata: "Q161258",
+           nameEn: "Clipperton Island",
+           country: "FR",
+           groups: ["013", "003", "019", "UN"],
+           isoStatus: "excRes"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-110.36279, 9.79626], [-108.755, 9.84085], [-109.04145, 11.13245], [-110.36279, 9.79626]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CR",
+           iso1A3: "CRI",
+           iso1N3: "188",
+           wikidata: "Q800",
+           nameEn: "Costa Rica",
+           groups: ["013", "003", "419", "019", "UN"],
+           callingCodes: ["506"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-83.68276, 11.01562], [-83.66597, 10.79916], [-83.90838, 10.71161], [-84.68197, 11.07568], [-84.92439, 10.9497], [-85.60529, 11.22607], [-85.71223, 11.06868], [-86.14524, 11.09059], [-87.41779, 5.02401], [-82.94503, 7.93865], [-82.89978, 8.04083], [-82.89137, 8.05755], [-82.88641, 8.10219], [-82.9388, 8.26634], [-83.05209, 8.33394], [-82.93056, 8.43465], [-82.8679, 8.44042], [-82.8382, 8.48117], [-82.83322, 8.52464], [-82.83975, 8.54755], [-82.82739, 8.60153], [-82.8794, 8.6981], [-82.92068, 8.74832], [-82.91377, 8.774], [-82.88253, 8.83331], [-82.72126, 8.97125], [-82.93516, 9.07687], [-82.93516, 9.46741], [-82.84871, 9.4973], [-82.87919, 9.62645], [-82.77206, 9.59573], [-82.66667, 9.49746], [-82.61345, 9.49881], [-82.56507, 9.57279], [-82.51044, 9.65379], [-83.54024, 10.96805], [-83.68276, 11.01562]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CU",
+           iso1A3: "CUB",
+           iso1N3: "192",
+           wikidata: "Q241",
+           nameEn: "Cuba",
+           groups: ["029", "003", "419", "019", "UN"],
+           callingCodes: ["53"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-73.62304, 20.6935], [-82.02215, 24.23074], [-85.77883, 21.92705], [-74.81171, 18.82201], [-73.62304, 20.6935]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CV",
+           iso1A3: "CPV",
+           iso1N3: "132",
+           wikidata: "Q1011",
+           nameEn: "Cape Verde",
+           groups: ["Q105472", "011", "202", "002", "UN"],
+           callingCodes: ["238"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-28.81604, 14.57305], [-20.39702, 14.12816], [-23.37101, 19.134], [-28.81604, 14.57305]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CW",
+           iso1A3: "CUW",
+           iso1N3: "531",
+           wikidata: "Q25279",
+           nameEn: "Cura\xE7ao",
+           aliases: ["NL-CW"],
+           country: "NL",
+           groups: ["Q1451600", "029", "003", "419", "019", "UN"],
+           callingCodes: ["599"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-68.90012, 12.62309], [-69.59009, 12.46019], [-68.99639, 11.79035], [-68.33524, 11.78151], [-68.90012, 12.62309]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CX",
+           iso1A3: "CXR",
+           iso1N3: "162",
+           wikidata: "Q31063",
+           nameEn: "Christmas Island",
+           country: "AU",
+           groups: ["053", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["61"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[105.66835, -9.31927], [104.67494, -11.2566], [106.66176, -11.14349], [105.66835, -9.31927]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CY",
+           iso1A3: "CYP",
+           iso1N3: "196",
+           wikidata: "Q229",
+           nameEn: "Republic of Cyprus",
+           groups: ["Q644636", "EU", "145", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["357"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[32.46489, 35.48584], [30.15137, 34.08517], [32.74412, 34.43926], [32.75515, 34.64985], [32.76136, 34.68318], [32.79433, 34.67883], [32.82717, 34.70622], [32.86014, 34.70585], [32.86167, 34.68734], [32.9068, 34.66102], [32.91398, 34.67343], [32.93043, 34.67091], [32.92807, 34.66736], [32.93449, 34.66241], [32.93693, 34.67027], [32.94379, 34.67111], [32.94683, 34.67907], [32.95539, 34.68471], [32.99135, 34.68061], [32.98668, 34.67268], [32.99014, 34.65518], [32.97736, 34.65277], [32.97079, 34.66112], [32.95325, 34.66462], [32.94796, 34.6587], [32.94976, 34.65204], [32.95471, 34.64528], [32.95323, 34.64075], [32.95891, 34.62919], [32.96718, 34.63446], [32.96968, 34.64046], [33.0138, 34.64424], [33.26744, 34.49942], [33.83531, 34.73974], [33.70575, 34.97947], [33.70639, 34.99303], [33.71514, 35.00294], [33.69731, 35.01754], [33.69938, 35.03123], [33.67678, 35.03866], [33.63765, 35.03869], [33.61215, 35.0527], [33.59658, 35.03635], [33.567, 35.04803], [33.57478, 35.06049], [33.53975, 35.08151], [33.48915, 35.06594], [33.47666, 35.00701], [33.45256, 35.00288], [33.45178, 35.02078], [33.47825, 35.04103], [33.48136, 35.0636], [33.46813, 35.10564], [33.41675, 35.16325], [33.4076, 35.20062], [33.38575, 35.2018], [33.37248, 35.18698], [33.3717, 35.1788], [33.36569, 35.17479], [33.35612, 35.17402], [33.35596, 35.17942], [33.34964, 35.17803], [33.35056, 35.18328], [33.31955, 35.18096], [33.3072, 35.16816], [33.27068, 35.16815], [33.15138, 35.19504], [33.11105, 35.15639], [33.08249, 35.17319], [33.01192, 35.15639], [32.94471, 35.09422], [32.86406, 35.1043], [32.85733, 35.07742], [32.70779, 35.14127], [32.70947, 35.18328], [32.64864, 35.19967], [32.60361, 35.16647], [32.46489, 35.48584]]], [[[33.74144, 35.01053], [33.7492, 35.01319], [33.74983, 35.02274], [33.74265, 35.02329], [33.73781, 35.02181], [33.7343, 35.01178], [33.74144, 35.01053]]], [[[33.77312, 34.9976], [33.75994, 35.00113], [33.75682, 34.99916], [33.76605, 34.99543], [33.76738, 34.99188], [33.7778, 34.98981], [33.77843, 34.988], [33.78149, 34.98854], [33.78318, 34.98699], [33.78571, 34.98951], [33.78917, 34.98854], [33.79191, 34.98914], [33.78516, 34.99582], [33.77553, 34.99518], [33.77312, 34.9976]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "CZ",
+           iso1A3: "CZE",
+           iso1N3: "203",
+           wikidata: "Q213",
+           nameEn: "Czechia",
+           groups: ["EU", "151", "150", "UN"],
+           callingCodes: ["420"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[14.82803, 50.86966], [14.79139, 50.81438], [14.70661, 50.84096], [14.61993, 50.86049], [14.63434, 50.8883], [14.65259, 50.90513], [14.64802, 50.93241], [14.58024, 50.91443], [14.56374, 50.922], [14.59702, 50.96148], [14.59908, 50.98685], [14.58215, 50.99306], [14.56432, 51.01008], [14.53438, 51.00374], [14.53321, 51.01679], [14.49873, 51.02242], [14.50809, 51.0427], [14.49991, 51.04692], [14.49154, 51.04382], [14.49202, 51.02286], [14.45827, 51.03712], [14.41335, 51.02086], [14.30098, 51.05515], [14.25665, 50.98935], [14.28776, 50.97718], [14.32353, 50.98556], [14.32793, 50.97379], [14.30251, 50.96606], [14.31422, 50.95243], [14.39848, 50.93866], [14.38691, 50.89907], [14.30098, 50.88448], [14.27123, 50.89386], [14.24314, 50.88761], [14.22331, 50.86049], [14.02982, 50.80662], [13.98864, 50.8177], [13.89113, 50.78533], [13.89444, 50.74142], [13.82942, 50.7251], [13.76316, 50.73487], [13.70204, 50.71771], [13.65977, 50.73096], [13.52474, 50.70394], [13.53748, 50.67654], [13.5226, 50.64721], [13.49742, 50.63133], [13.46413, 50.60102], [13.42189, 50.61243], [13.37485, 50.64931], [13.37805, 50.627], [13.32264, 50.60317], [13.32594, 50.58009], [13.29454, 50.57904], [13.25158, 50.59268], [13.19043, 50.50237], [13.13424, 50.51709], [13.08301, 50.50132], [13.0312, 50.50944], [13.02038, 50.4734], [13.02147, 50.44763], [12.98433, 50.42016], [12.94058, 50.40944], [12.82465, 50.45738], [12.73476, 50.43237], [12.73044, 50.42268], [12.70731, 50.39948], [12.67261, 50.41949], [12.51356, 50.39694], [12.48747, 50.37278], [12.49214, 50.35228], [12.48256, 50.34784], [12.46643, 50.35527], [12.43722, 50.33774], [12.43371, 50.32506], [12.39924, 50.32302], [12.40158, 50.29521], [12.36594, 50.28289], [12.35425, 50.23993], [12.33263, 50.24367], [12.32445, 50.20442], [12.33847, 50.19432], [12.32596, 50.17146], [12.29232, 50.17524], [12.28063, 50.19544], [12.28755, 50.22429], [12.23943, 50.24594], [12.24791, 50.25525], [12.26953, 50.25189], [12.25119, 50.27079], [12.20823, 50.2729], [12.18013, 50.32146], [12.10907, 50.32041], [12.13716, 50.27396], [12.09287, 50.25032], [12.19335, 50.19997], [12.21484, 50.16399], [12.1917, 50.13434], [12.2073, 50.10315], [12.23709, 50.10213], [12.27433, 50.0771], [12.26111, 50.06331], [12.30798, 50.05719], [12.49908, 49.97305], [12.47264, 49.94222], [12.55197, 49.92094], [12.48256, 49.83575], [12.46603, 49.78882], [12.40489, 49.76321], [12.4462, 49.70233], [12.52553, 49.68415], [12.53544, 49.61888], [12.56188, 49.6146], [12.60155, 49.52887], [12.64782, 49.52565], [12.64121, 49.47628], [12.669, 49.42935], [12.71227, 49.42363], [12.75854, 49.3989], [12.78168, 49.34618], [12.88414, 49.33541], [12.88249, 49.35479], [12.94859, 49.34079], [13.03618, 49.30417], [13.02957, 49.27399], [13.05883, 49.26259], [13.17665, 49.16713], [13.17019, 49.14339], [13.20405, 49.12303], [13.23689, 49.11412], [13.28242, 49.1228], [13.39479, 49.04812], [13.40802, 48.98851], [13.50221, 48.93752], [13.50552, 48.97441], [13.58319, 48.96899], [13.61624, 48.9462], [13.67739, 48.87886], [13.73854, 48.88538], [13.76994, 48.83537], [13.78977, 48.83319], [13.8096, 48.77877], [13.84023, 48.76988], [14.06151, 48.66873], [14.01482, 48.63788], [14.09104, 48.5943], [14.20691, 48.5898], [14.33909, 48.55852], [14.43076, 48.58855], [14.4587, 48.64695], [14.56139, 48.60429], [14.60808, 48.62881], [14.66762, 48.58215], [14.71794, 48.59794], [14.72756, 48.69502], [14.80584, 48.73489], [14.80821, 48.77711], [14.81545, 48.7874], [14.94773, 48.76268], [14.95641, 48.75915], [14.9758, 48.76857], [14.98112, 48.77524], [14.9782, 48.7766], [14.98032, 48.77959], [14.95072, 48.79101], [14.98917, 48.90082], [14.97612, 48.96983], [14.99878, 49.01444], [15.15534, 48.99056], [15.16358, 48.94278], [15.26177, 48.95766], [15.28305, 48.98831], [15.34823, 48.98444], [15.48027, 48.94481], [15.51357, 48.91549], [15.61622, 48.89541], [15.6921, 48.85973], [15.75341, 48.8516], [15.78087, 48.87644], [15.84404, 48.86921], [16.06034, 48.75436], [16.37345, 48.729], [16.40915, 48.74576], [16.46134, 48.80865], [16.67008, 48.77699], [16.68518, 48.7281], [16.71883, 48.73806], [16.79779, 48.70998], [16.90354, 48.71541], [16.93955, 48.60371], [17.00215, 48.70887], [17.11202, 48.82925], [17.19355, 48.87602], [17.29054, 48.85546], [17.3853, 48.80936], [17.45671, 48.85004], [17.5295, 48.81117], [17.7094, 48.86721], [17.73126, 48.87885], [17.77944, 48.92318], [17.87831, 48.92679], [17.91814, 49.01784], [18.06885, 49.03157], [18.1104, 49.08624], [18.15022, 49.24518], [18.18456, 49.28909], [18.36446, 49.3267], [18.4139, 49.36517], [18.4084, 49.40003], [18.44686, 49.39467], [18.54848, 49.47059], [18.53063, 49.49022], [18.57183, 49.51162], [18.6144, 49.49824], [18.67757, 49.50895], [18.74761, 49.492], [18.84521, 49.51672], [18.84786, 49.5446], [18.80479, 49.6815], [18.72838, 49.68163], [18.69817, 49.70473], [18.62676, 49.71983], [18.62943, 49.74603], [18.62645, 49.75002], [18.61368, 49.75426], [18.61278, 49.7618], [18.57183, 49.83334], [18.60341, 49.86256], [18.57045, 49.87849], [18.57697, 49.91565], [18.54299, 49.92537], [18.54495, 49.9079], [18.53423, 49.89906], [18.41604, 49.93498], [18.33562, 49.94747], [18.33278, 49.92415], [18.31914, 49.91565], [18.27794, 49.93863], [18.27107, 49.96779], [18.21752, 49.97309], [18.20241, 49.99958], [18.10628, 50.00223], [18.07898, 50.04535], [18.03212, 50.06574], [18.00396, 50.04954], [18.04585, 50.03311], [18.04585, 50.01194], [18.00191, 50.01723], [17.86886, 49.97452], [17.77669, 50.02253], [17.7506, 50.07896], [17.6888, 50.12037], [17.66683, 50.10275], [17.59404, 50.16437], [17.70528, 50.18812], [17.76296, 50.23382], [17.72176, 50.25665], [17.74648, 50.29966], [17.69292, 50.32859], [17.67764, 50.28977], [17.58889, 50.27837], [17.3702, 50.28123], [17.34548, 50.2628], [17.34273, 50.32947], [17.27681, 50.32246], [17.19991, 50.3654], [17.19579, 50.38817], [17.14498, 50.38117], [17.1224, 50.39494], [16.89229, 50.45117], [16.85933, 50.41093], [16.90877, 50.38642], [16.94448, 50.31281], [16.99803, 50.30316], [17.02138, 50.27772], [16.99803, 50.25753], [17.02825, 50.23118], [17.00353, 50.21449], [16.98018, 50.24172], [16.8456, 50.20834], [16.7014, 50.09659], [16.63137, 50.1142], [16.55446, 50.16613], [16.56407, 50.21009], [16.42674, 50.32509], [16.39379, 50.3207], [16.3622, 50.34875], [16.36495, 50.37679], [16.30289, 50.38292], [16.28118, 50.36891], [16.22821, 50.41054], [16.21585, 50.40627], [16.19526, 50.43291], [16.31413, 50.50274], [16.34572, 50.49575], [16.44597, 50.58041], [16.33611, 50.66579], [16.23174, 50.67101], [16.20839, 50.63096], [16.10265, 50.66405], [16.02437, 50.60046], [15.98317, 50.61528], [16.0175, 50.63009], [15.97219, 50.69799], [15.87331, 50.67188], [15.81683, 50.75666], [15.73186, 50.73885], [15.43798, 50.80833], [15.3803, 50.77187], [15.36656, 50.83956], [15.2773, 50.8907], [15.27043, 50.97724], [15.2361, 50.99886], [15.1743, 50.9833], [15.16744, 51.01959], [15.11937, 50.99021], [15.10152, 51.01095], [15.06218, 51.02269], [15.03895, 51.0123], [15.02433, 51.0242], [14.96419, 50.99108], [15.01088, 50.97984], [14.99852, 50.86817], [14.82803, 50.86966]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "DE",
+           iso1A3: "DEU",
+           iso1N3: "276",
+           wikidata: "Q183",
+           nameEn: "Germany",
+           groups: ["EU", "155", "150", "UN"],
+           callingCodes: ["49"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[8.70847, 47.68904], [8.71773, 47.69088], [8.70237, 47.71453], [8.66416, 47.71367], [8.67508, 47.6979], [8.65769, 47.68928], [8.66837, 47.68437], [8.68985, 47.69552], [8.70847, 47.68904]]], [[[8.72617, 47.69651], [8.72809, 47.69282], [8.75856, 47.68969], [8.79511, 47.67462], [8.79966, 47.70222], [8.76965, 47.7075], [8.77309, 47.72059], [8.80663, 47.73821], [8.82002, 47.71458], [8.86989, 47.70504], [8.85065, 47.68209], [8.87383, 47.67045], [8.87625, 47.65441], [8.89946, 47.64769], [8.94093, 47.65596], [9.02093, 47.6868], [9.09891, 47.67801], [9.13845, 47.66389], [9.15181, 47.66904], [9.1705, 47.65513], [9.1755, 47.65584], [9.17593, 47.65399], [9.18203, 47.65598], [9.25619, 47.65939], [9.55125, 47.53629], [9.72736, 47.53457], [9.76748, 47.5934], [9.80254, 47.59419], [9.82591, 47.58158], [9.8189, 47.54688], [9.87499, 47.52953], [9.87733, 47.54688], [9.92407, 47.53111], [9.96029, 47.53899], [10.00003, 47.48216], [10.03859, 47.48927], [10.07131, 47.45531], [10.09001, 47.46005], [10.1052, 47.4316], [10.06897, 47.40709], [10.09819, 47.35724], [10.11805, 47.37228], [10.16362, 47.36674], [10.17648, 47.38889], [10.2127, 47.38019], [10.22774, 47.38904], [10.23757, 47.37609], [10.19998, 47.32832], [10.2147, 47.31014], [10.17648, 47.29149], [10.17531, 47.27167], [10.23257, 47.27088], [10.33424, 47.30813], [10.39851, 47.37623], [10.4324, 47.38494], [10.4359, 47.41183], [10.47446, 47.43318], [10.46278, 47.47901], [10.44291, 47.48453], [10.4324, 47.50111], [10.44992, 47.5524], [10.43473, 47.58394], [10.47329, 47.58552], [10.48849, 47.54057], [10.56912, 47.53584], [10.60337, 47.56755], [10.63456, 47.5591], [10.68832, 47.55752], [10.6965, 47.54253], [10.7596, 47.53228], [10.77596, 47.51729], [10.88814, 47.53701], [10.91268, 47.51334], [10.86945, 47.5015], [10.87061, 47.4786], [10.90918, 47.48571], [10.93839, 47.48018], [10.92437, 47.46991], [10.98513, 47.42882], [10.97111, 47.41617], [10.97111, 47.39561], [11.11835, 47.39719], [11.12536, 47.41222], [11.20482, 47.43198], [11.25157, 47.43277], [11.22002, 47.3964], [11.27844, 47.39956], [11.29597, 47.42566], [11.33804, 47.44937], [11.4175, 47.44621], [11.38128, 47.47465], [11.4362, 47.51413], [11.52618, 47.50939], [11.58578, 47.52281], [11.58811, 47.55515], [11.60681, 47.57881], [11.63934, 47.59202], [11.84052, 47.58354], [11.85572, 47.60166], [12.0088, 47.62451], [12.02282, 47.61033], [12.05788, 47.61742], [12.13734, 47.60639], [12.17824, 47.61506], [12.18145, 47.61019], [12.17737, 47.60121], [12.18568, 47.6049], [12.20398, 47.60667], [12.20801, 47.61082], [12.19895, 47.64085], [12.18507, 47.65984], [12.18347, 47.66663], [12.16769, 47.68167], [12.16217, 47.70105], [12.18303, 47.70065], [12.22571, 47.71776], [12.2542, 47.7433], [12.26238, 47.73544], [12.24017, 47.69534], [12.26004, 47.67725], [12.27991, 47.68827], [12.336, 47.69534], [12.37222, 47.68433], [12.43883, 47.6977], [12.44117, 47.6741], [12.50076, 47.62293], [12.53816, 47.63553], [12.57438, 47.63238], [12.6071, 47.6741], [12.7357, 47.6787], [12.77777, 47.66689], [12.76492, 47.64485], [12.82101, 47.61493], [12.77427, 47.58025], [12.80699, 47.54477], [12.84672, 47.54556], [12.85256, 47.52741], [12.9624, 47.47452], [12.98344, 47.48716], [12.9998, 47.46267], [13.04537, 47.49426], [13.03252, 47.53373], [13.05355, 47.56291], [13.04537, 47.58183], [13.06641, 47.58577], [13.06407, 47.60075], [13.09562, 47.63304], [13.07692, 47.68814], [13.01382, 47.72116], [12.98578, 47.7078], [12.92969, 47.71094], [12.91333, 47.7178], [12.90274, 47.72513], [12.91711, 47.74026], [12.9353, 47.74788], [12.94371, 47.76281], [12.93202, 47.77302], [12.96311, 47.79957], [12.98543, 47.82896], [13.00588, 47.84374], [12.94163, 47.92927], [12.93886, 47.94046], [12.93642, 47.94436], [12.93419, 47.94063], [12.92668, 47.93879], [12.91985, 47.94069], [12.9211, 47.95135], [12.91683, 47.95647], [12.87476, 47.96195], [12.8549, 48.01122], [12.76141, 48.07373], [12.74973, 48.10885], [12.7617, 48.12796], [12.78595, 48.12445], [12.80676, 48.14979], [12.82673, 48.15245], [12.8362, 48.15876], [12.836, 48.1647], [12.84475, 48.16556], [12.87126, 48.20318], [12.95306, 48.20629], [13.02083, 48.25689], [13.0851, 48.27711], [13.126, 48.27867], [13.18093, 48.29577], [13.26039, 48.29422], [13.30897, 48.31575], [13.40709, 48.37292], [13.43929, 48.43386], [13.42527, 48.45711], [13.45727, 48.51092], [13.43695, 48.55776], [13.45214, 48.56472], [13.46967, 48.55157], [13.50663, 48.57506], [13.50131, 48.58091], [13.51291, 48.59023], [13.57535, 48.55912], [13.59705, 48.57013], [13.62508, 48.55501], [13.65186, 48.55092], [13.66113, 48.53558], [13.72802, 48.51208], [13.74816, 48.53058], [13.7513, 48.5624], [13.76921, 48.55324], [13.80519, 48.58026], [13.80038, 48.59487], [13.82609, 48.62345], [13.81901, 48.6761], [13.81283, 48.68426], [13.81791, 48.69832], [13.79337, 48.71375], [13.81863, 48.73257], [13.82266, 48.75544], [13.84023, 48.76988], [13.8096, 48.77877], [13.78977, 48.83319], [13.76994, 48.83537], [13.73854, 48.88538], [13.67739, 48.87886], [13.61624, 48.9462], [13.58319, 48.96899], [13.50552, 48.97441], [13.50221, 48.93752], [13.40802, 48.98851], [13.39479, 49.04812], [13.28242, 49.1228], [13.23689, 49.11412], [13.20405, 49.12303], [13.17019, 49.14339], [13.17665, 49.16713], [13.05883, 49.26259], [13.02957, 49.27399], [13.03618, 49.30417], [12.94859, 49.34079], [12.88249, 49.35479], [12.88414, 49.33541], [12.78168, 49.34618], [12.75854, 49.3989], [12.71227, 49.42363], [12.669, 49.42935], [12.64121, 49.47628], [12.64782, 49.52565], [12.60155, 49.52887], [12.56188, 49.6146], [12.53544, 49.61888], [12.52553, 49.68415], [12.4462, 49.70233], [12.40489, 49.76321], [12.46603, 49.78882], [12.48256, 49.83575], [12.55197, 49.92094], [12.47264, 49.94222], [12.49908, 49.97305], [12.30798, 50.05719], [12.26111, 50.06331], [12.27433, 50.0771], [12.23709, 50.10213], [12.2073, 50.10315], [12.1917, 50.13434], [12.21484, 50.16399], [12.19335, 50.19997], [12.09287, 50.25032], [12.13716, 50.27396], [12.10907, 50.32041], [12.18013, 50.32146], [12.20823, 50.2729], [12.25119, 50.27079], [12.26953, 50.25189], [12.24791, 50.25525], [12.23943, 50.24594], [12.28755, 50.22429], [12.28063, 50.19544], [12.29232, 50.17524], [12.32596, 50.17146], [12.33847, 50.19432], [12.32445, 50.20442], [12.33263, 50.24367], [12.35425, 50.23993], [12.36594, 50.28289], [12.40158, 50.29521], [12.39924, 50.32302], [12.43371, 50.32506], [12.43722, 50.33774], [12.46643, 50.35527], [12.48256, 50.34784], [12.49214, 50.35228], [12.48747, 50.37278], [12.51356, 50.39694], [12.67261, 50.41949], [12.70731, 50.39948], [12.73044, 50.42268], [12.73476, 50.43237], [12.82465, 50.45738], [12.94058, 50.40944], [12.98433, 50.42016], [13.02147, 50.44763], [13.02038, 50.4734], [13.0312, 50.50944], [13.08301, 50.50132], [13.13424, 50.51709], [13.19043, 50.50237], [13.25158, 50.59268], [13.29454, 50.57904], [13.32594, 50.58009], [13.32264, 50.60317], [13.37805, 50.627], [13.37485, 50.64931], [13.42189, 50.61243], [13.46413, 50.60102], [13.49742, 50.63133], [13.5226, 50.64721], [13.53748, 50.67654], [13.52474, 50.70394], [13.65977, 50.73096], [13.70204, 50.71771], [13.76316, 50.73487], [13.82942, 50.7251], [13.89444, 50.74142], [13.89113, 50.78533], [13.98864, 50.8177], [14.02982, 50.80662], [14.22331, 50.86049], [14.24314, 50.88761], [14.27123, 50.89386], [14.30098, 50.88448], [14.38691, 50.89907], [14.39848, 50.93866], [14.31422, 50.95243], [14.30251, 50.96606], [14.32793, 50.97379], [14.32353, 50.98556], [14.28776, 50.97718], [14.25665, 50.98935], [14.30098, 51.05515], [14.41335, 51.02086], [14.45827, 51.03712], [14.49202, 51.02286], [14.49154, 51.04382], [14.49991, 51.04692], [14.50809, 51.0427], [14.49873, 51.02242], [14.53321, 51.01679], [14.53438, 51.00374], [14.56432, 51.01008], [14.58215, 50.99306], [14.59908, 50.98685], [14.59702, 50.96148], [14.56374, 50.922], [14.58024, 50.91443], [14.64802, 50.93241], [14.65259, 50.90513], [14.63434, 50.8883], [14.61993, 50.86049], [14.70661, 50.84096], [14.79139, 50.81438], [14.82803, 50.86966], [14.81664, 50.88148], [14.89681, 50.9422], [14.89252, 50.94999], [14.92942, 50.99744], [14.95529, 51.04552], [14.97938, 51.07742], [14.98229, 51.11354], [14.99689, 51.12205], [14.99079, 51.14284], [14.99646, 51.14365], [15.00083, 51.14974], [14.99414, 51.15813], [14.99311, 51.16249], [15.0047, 51.16874], [15.01242, 51.21285], [15.04288, 51.28387], [14.98008, 51.33449], [14.96899, 51.38367], [14.9652, 51.44793], [14.94749, 51.47155], [14.73219, 51.52922], [14.72652, 51.53902], [14.73047, 51.54606], [14.71125, 51.56209], [14.7727, 51.61263], [14.75759, 51.62318], [14.75392, 51.67445], [14.69065, 51.70842], [14.66386, 51.73282], [14.64625, 51.79472], [14.60493, 51.80473], [14.59089, 51.83302], [14.6588, 51.88359], [14.6933, 51.9044], [14.70601, 51.92944], [14.7177, 51.94048], [14.72163, 51.95188], [14.71836, 51.95606], [14.7139, 51.95643], [14.70488, 51.97679], [14.71339, 52.00337], [14.76026, 52.06624], [14.72971, 52.09167], [14.6917, 52.10283], [14.67683, 52.13936], [14.70616, 52.16927], [14.68344, 52.19612], [14.71319, 52.22144], [14.70139, 52.25038], [14.58149, 52.28007], [14.56378, 52.33838], [14.55228, 52.35264], [14.54423, 52.42568], [14.63056, 52.48993], [14.60081, 52.53116], [14.6289, 52.57136], [14.61073, 52.59847], [14.22071, 52.81175], [14.13806, 52.82392], [14.12256, 52.84311], [14.15873, 52.87715], [14.14056, 52.95786], [14.25954, 53.00264], [14.35044, 53.05829], [14.38679, 53.13669], [14.36696, 53.16444], [14.37853, 53.20405], [14.40662, 53.21098], [14.45125, 53.26241], [14.44133, 53.27427], [14.4215, 53.27724], [14.35209, 53.49506], [14.3273, 53.50587], [14.30416, 53.55499], [14.31904, 53.61581], [14.2853, 53.63392], [14.28477, 53.65955], [14.27133, 53.66613], [14.2836, 53.67721], [14.26782, 53.69866], [14.27249, 53.74464], [14.21323, 53.8664], [14.20823, 53.90776], [14.18544, 53.91258], [14.20647, 53.91671], [14.22634, 53.9291], [14.20811, 54.12784], [13.93395, 54.84044], [12.85844, 54.82438], [11.90309, 54.38543], [11.00303, 54.63689], [10.31111, 54.65968], [10.16755, 54.73883], [9.89314, 54.84171], [9.73563, 54.8247], [9.61187, 54.85548], [9.62734, 54.88057], [9.58937, 54.88785], [9.4659, 54.83131], [9.43155, 54.82586], [9.41213, 54.84254], [9.38532, 54.83968], [9.36496, 54.81749], [9.33849, 54.80233], [9.32771, 54.80602], [9.2474, 54.8112], [9.23445, 54.83432], [9.24631, 54.84726], [9.20571, 54.85841], [9.14275, 54.87421], [9.04629, 54.87249], [8.92795, 54.90452], [8.81178, 54.90518], [8.76387, 54.8948], [8.63979, 54.91069], [8.55769, 54.91837], [8.45719, 55.06747], [8.02459, 55.09613], [5.45168, 54.20039], [6.91025, 53.44221], [7.00198, 53.32672], [7.19052, 53.31866], [7.21679, 53.20058], [7.22681, 53.18165], [7.17898, 53.13817], [7.21694, 53.00742], [7.07253, 52.81083], [7.04557, 52.63318], [6.77307, 52.65375], [6.71641, 52.62905], [6.69507, 52.488], [6.94293, 52.43597], [6.99041, 52.47235], [7.03417, 52.40237], [7.07044, 52.37805], [7.02703, 52.27941], [7.06365, 52.23789], [7.03729, 52.22695], [6.9897, 52.2271], [6.97189, 52.20329], [6.83984, 52.11728], [6.76117, 52.11895], [6.68128, 52.05052], [6.83035, 51.9905], [6.82357, 51.96711], [6.72319, 51.89518], [6.68386, 51.91861], [6.58556, 51.89386], [6.50231, 51.86313], [6.47179, 51.85395], [6.38815, 51.87257], [6.40704, 51.82771], [6.30593, 51.84998], [6.29872, 51.86801], [6.21443, 51.86801], [6.15349, 51.90439], [6.11551, 51.89769], [6.16902, 51.84094], [6.10337, 51.84829], [6.06705, 51.86136], [5.99848, 51.83195], [5.94568, 51.82786], [5.98665, 51.76944], [5.95003, 51.7493], [6.04091, 51.71821], [6.02767, 51.6742], [6.11759, 51.65609], [6.09055, 51.60564], [6.18017, 51.54096], [6.21724, 51.48568], [6.20654, 51.40049], [6.22641, 51.39948], [6.22674, 51.36135], [6.16977, 51.33169], [6.07889, 51.24432], [6.07889, 51.17038], [6.17384, 51.19589], [6.16706, 51.15677], [5.98292, 51.07469], [5.9541, 51.03496], [5.9134, 51.06736], [5.86735, 51.05182], [5.87849, 51.01969], [5.90493, 51.00198], [5.90296, 50.97356], [5.95282, 50.98728], [6.02697, 50.98303], [6.01615, 50.93367], [6.09297, 50.92066], [6.07486, 50.89307], [6.08805, 50.87223], [6.07693, 50.86025], [6.07431, 50.84674], [6.05702, 50.85179], [6.05623, 50.8572], [6.01921, 50.84435], [6.02328, 50.81694], [6.00462, 50.80065], [5.98404, 50.80988], [5.97497, 50.79992], [6.02624, 50.77453], [6.01976, 50.75398], [6.03889, 50.74618], [6.0326, 50.72647], [6.0406, 50.71848], [6.04428, 50.72861], [6.11707, 50.72231], [6.17852, 50.6245], [6.26957, 50.62444], [6.2476, 50.60392], [6.24888, 50.59869], [6.24005, 50.58732], [6.22581, 50.5907], [6.20281, 50.56952], [6.17739, 50.55875], [6.17802, 50.54179], [6.19735, 50.53576], [6.19579, 50.5313], [6.18716, 50.52653], [6.19193, 50.5212], [6.20599, 50.52089], [6.22335, 50.49578], [6.26637, 50.50272], [6.30809, 50.50058], [6.3465, 50.48833], [6.34005, 50.46083], [6.37219, 50.45397], [6.36852, 50.40776], [6.34406, 50.37994], [6.3688, 50.35898], [6.40785, 50.33557], [6.40641, 50.32425], [6.35701, 50.31139], [6.32488, 50.32333], [6.29949, 50.30887], [6.28797, 50.27458], [6.208, 50.25179], [6.16853, 50.2234], [6.18364, 50.20815], [6.18739, 50.1822], [6.14588, 50.17106], [6.14132, 50.14971], [6.15298, 50.14126], [6.1379, 50.12964], [6.12055, 50.09171], [6.11274, 50.05916], [6.13458, 50.04141], [6.13044, 50.02929], [6.14666, 50.02207], [6.13794, 50.01466], [6.13273, 50.02019], [6.1295, 50.01849], [6.13806, 50.01056], [6.14948, 50.00908], [6.14147, 49.99563], [6.1701, 49.98518], [6.16466, 49.97086], [6.17872, 49.9537], [6.18554, 49.95622], [6.18045, 49.96611], [6.19089, 49.96991], [6.19856, 49.95053], [6.22094, 49.94955], [6.22608, 49.929], [6.21882, 49.92403], [6.22926, 49.92096], [6.23496, 49.89972], [6.26146, 49.88203], [6.28874, 49.87592], [6.29692, 49.86685], [6.30963, 49.87021], [6.32303, 49.85133], [6.32098, 49.83728], [6.33585, 49.83785], [6.34267, 49.84974], [6.36576, 49.85032], [6.40022, 49.82029], [6.42521, 49.81591], [6.42905, 49.81091], [6.44131, 49.81443], [6.45425, 49.81164], [6.47111, 49.82263], [6.48718, 49.81267], [6.50647, 49.80916], [6.51215, 49.80124], [6.52121, 49.81338], [6.53122, 49.80666], [6.52169, 49.79787], [6.50534, 49.78952], [6.51669, 49.78336], [6.51056, 49.77515], [6.51828, 49.76855], [6.51646, 49.75961], [6.50174, 49.75292], [6.50193, 49.73291], [6.51805, 49.72425], [6.51397, 49.72058], [6.50261, 49.72718], [6.49535, 49.72645], [6.49694, 49.72205], [6.5042, 49.71808], [6.50647, 49.71353], [6.49785, 49.71118], [6.48014, 49.69767], [6.46048, 49.69092], [6.44654, 49.67799], [6.42937, 49.66857], [6.42726, 49.66078], [6.43768, 49.66021], [6.4413, 49.65722], [6.41861, 49.61723], [6.39822, 49.60081], [6.385, 49.59946], [6.37464, 49.58886], [6.38342, 49.5799], [6.38024, 49.57593], [6.36676, 49.57813], [6.35825, 49.57053], [6.38228, 49.55855], [6.38072, 49.55171], [6.35666, 49.52931], [6.36788, 49.50377], [6.36907, 49.48931], [6.36778, 49.46937], [6.38352, 49.46463], [6.39168, 49.4667], [6.40274, 49.46546], [6.42432, 49.47683], [6.55404, 49.42464], [6.533, 49.40748], [6.60091, 49.36864], [6.58807, 49.35358], [6.572, 49.35027], [6.60186, 49.31055], [6.66583, 49.28065], [6.69274, 49.21661], [6.71843, 49.2208], [6.73256, 49.20486], [6.71137, 49.18808], [6.73765, 49.16375], [6.78265, 49.16793], [6.83385, 49.15162], [6.84703, 49.15734], [6.86225, 49.18185], [6.85016, 49.19354], [6.85119, 49.20038], [6.83555, 49.21249], [6.85939, 49.22376], [6.89298, 49.20863], [6.91875, 49.22261], [6.93831, 49.2223], [6.94028, 49.21641], [6.95963, 49.203], [6.97273, 49.2099], [7.01318, 49.19018], [7.03459, 49.19096], [7.0274, 49.17042], [7.03178, 49.15734], [7.04662, 49.13724], [7.04409, 49.12123], [7.04843, 49.11422], [7.05548, 49.11185], [7.06642, 49.11415], [7.07162, 49.1255], [7.09007, 49.13094], [7.07859, 49.15031], [7.10715, 49.15631], [7.10384, 49.13787], [7.12504, 49.14253], [7.1358, 49.1282], [7.1593, 49.1204], [7.23473, 49.12971], [7.29514, 49.11426], [7.3195, 49.14231], [7.35995, 49.14399], [7.3662, 49.17308], [7.44052, 49.18354], [7.44455, 49.16765], [7.49473, 49.17], [7.49172, 49.13915], [7.53012, 49.09818], [7.56416, 49.08136], [7.62575, 49.07654], [7.63618, 49.05428], [7.75948, 49.04562], [7.79557, 49.06583], [7.86386, 49.03499], [7.93641, 49.05544], [7.97783, 49.03161], [8.14189, 48.97833], [8.22604, 48.97352], [8.20031, 48.95856], [8.19989, 48.95825], [8.12813, 48.87985], [8.10253, 48.81829], [8.06802, 48.78957], [8.0326, 48.79017], [8.01534, 48.76085], [7.96994, 48.75606], [7.96812, 48.72491], [7.89002, 48.66317], [7.84098, 48.64217], [7.80057, 48.5857], [7.80167, 48.54758], [7.80647, 48.51239], [7.76833, 48.48945], [7.73109, 48.39192], [7.74562, 48.32736], [7.69022, 48.30018], [7.6648, 48.22219], [7.57137, 48.12292], [7.56966, 48.03265], [7.62302, 47.97898], [7.55673, 47.87371], [7.52921, 47.77747], [7.54761, 47.72912], [7.53722, 47.71635], [7.51266, 47.70197], [7.51915, 47.68335], [7.52067, 47.66437], [7.53384, 47.65115], [7.5591, 47.63849], [7.57423, 47.61628], [7.58851, 47.60794], [7.59301, 47.60058], [7.58945, 47.59017], [7.60523, 47.58519], [7.60459, 47.57869], [7.61929, 47.57683], [7.64309, 47.59151], [7.64213, 47.5944], [7.64599, 47.59695], [7.67395, 47.59212], [7.68229, 47.59905], [7.69385, 47.60099], [7.68486, 47.59601], [7.67115, 47.5871], [7.68904, 47.57133], [7.67655, 47.56435], [7.63338, 47.56256], [7.65083, 47.54662], [7.66174, 47.54554], [7.6656, 47.53752], [7.68101, 47.53232], [7.69642, 47.53297], [7.71961, 47.54219], [7.75261, 47.54599], [7.79486, 47.55691], [7.81901, 47.58798], [7.84412, 47.5841], [7.88664, 47.58854], [7.90673, 47.57674], [7.91251, 47.55031], [7.94494, 47.54511], [7.95682, 47.55789], [7.97581, 47.55493], [8.00113, 47.55616], [8.02136, 47.55096], [8.04383, 47.55443], [8.06663, 47.56374], [8.08557, 47.55768], [8.10002, 47.56504], [8.10395, 47.57918], [8.11543, 47.5841], [8.13662, 47.58432], [8.13823, 47.59147], [8.14947, 47.59558], [8.1652, 47.5945], [8.19378, 47.61636], [8.20617, 47.62141], [8.22011, 47.6181], [8.22577, 47.60385], [8.23809, 47.61204], [8.25863, 47.61571], [8.26313, 47.6103], [8.2824, 47.61225], [8.29722, 47.60603], [8.29524, 47.5919], [8.30277, 47.58607], [8.32735, 47.57133], [8.35512, 47.57014], [8.38273, 47.56608], [8.39477, 47.57826], [8.43235, 47.56617], [8.49431, 47.58107], [8.48949, 47.588], [8.46637, 47.58389], [8.45578, 47.60121], [8.50747, 47.61897], [8.51686, 47.63476], [8.55756, 47.62394], [8.57586, 47.59537], [8.60348, 47.61204], [8.59545, 47.64298], [8.60701, 47.65271], [8.61471, 47.64514], [8.60412, 47.63735], [8.62049, 47.63757], [8.62884, 47.65098], [8.61113, 47.66332], [8.6052, 47.67258], [8.57683, 47.66158], [8.56141, 47.67088], [8.52801, 47.66059], [8.5322, 47.64687], [8.49656, 47.64709], [8.46605, 47.64103], [8.4667, 47.65747], [8.44711, 47.65379], [8.42264, 47.66667], [8.41346, 47.66676], [8.40473, 47.67499], [8.4211, 47.68407], [8.40569, 47.69855], [8.44807, 47.72426], [8.45771, 47.7493], [8.48868, 47.77215], [8.56814, 47.78001], [8.56415, 47.80633], [8.61657, 47.79998], [8.62408, 47.7626], [8.64425, 47.76398], [8.65292, 47.80066], [8.68022, 47.78599], [8.68985, 47.75686], [8.71778, 47.76571], [8.74251, 47.75168], [8.70543, 47.73121], [8.73671, 47.7169], [8.72617, 47.69651]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "DG",
+           iso1A3: "DGA",
+           wikidata: "Q184851",
+           nameEn: "Diego Garcia",
+           country: "GB",
+           groups: ["IO", "BOTS", "014", "202", "002", "UN"],
+           isoStatus: "excRes",
+           callingCodes: ["246"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[73.14823, -7.76302], [73.09982, -6.07324], [71.43792, -7.73904], [73.14823, -7.76302]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "DJ",
+           iso1A3: "DJI",
+           iso1N3: "262",
+           wikidata: "Q977",
+           nameEn: "Djibouti",
+           groups: ["014", "202", "002", "UN"],
+           callingCodes: ["253"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[43.90659, 12.3823], [43.90659, 12.3823], [43.32909, 12.59711], [43.29075, 12.79154], [42.86195, 12.58747], [42.7996, 12.42629], [42.6957, 12.36201], [42.46941, 12.52661], [42.4037, 12.46478], [41.95461, 11.81157], [41.82878, 11.72361], [41.77727, 11.49902], [41.8096, 11.33606], [41.80056, 10.97127], [42.06302, 10.92599], [42.13691, 10.97586], [42.42669, 10.98493], [42.62989, 11.09711], [42.75111, 11.06992], [42.79037, 10.98493], [42.95776, 10.98533], [43.90659, 12.3823]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "DK",
+           iso1A3: "DNK",
+           iso1N3: "208",
+           wikidata: "Q756617",
+           nameEn: "Kingdom of Denmark"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "DM",
+           iso1A3: "DMA",
+           iso1N3: "212",
+           wikidata: "Q784",
+           nameEn: "Dominica",
+           groups: ["029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           callingCodes: ["1 767"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-61.32485, 14.91445], [-60.86656, 15.82603], [-61.95646, 15.5094], [-61.32485, 14.91445]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "DO",
+           iso1A3: "DOM",
+           iso1N3: "214",
+           wikidata: "Q786",
+           nameEn: "Dominican Republic",
+           groups: ["029", "003", "419", "019", "UN"],
+           callingCodes: ["1 809", "1 829", "1 849"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-67.87844, 21.7938], [-72.38946, 20.27111], [-71.77419, 19.73128], [-71.75865, 19.70231], [-71.7429, 19.58445], [-71.71449, 19.55364], [-71.71268, 19.53374], [-71.6802, 19.45008], [-71.69448, 19.37866], [-71.77766, 19.33823], [-71.73229, 19.26686], [-71.62642, 19.21212], [-71.65337, 19.11759], [-71.69938, 19.10916], [-71.71088, 19.08353], [-71.74088, 19.0437], [-71.88102, 18.95007], [-71.77766, 18.95007], [-71.72624, 18.87802], [-71.71885, 18.78423], [-71.82556, 18.62551], [-71.95412, 18.64939], [-72.00201, 18.62312], [-71.88102, 18.50125], [-71.90875, 18.45821], [-71.69952, 18.34101], [-71.78271, 18.18302], [-71.75465, 18.14405], [-71.74994, 18.11115], [-71.73783, 18.07177], [-71.75671, 18.03456], [-72.29523, 17.48026], [-68.39466, 16.14167], [-67.87844, 21.7938]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "DZ",
+           iso1A3: "DZA",
+           iso1N3: "012",
+           wikidata: "Q262",
+           nameEn: "Algeria",
+           groups: ["015", "002", "UN"],
+           callingCodes: ["213"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[8.59123, 37.14286], [5.10072, 39.89531], [-2.27707, 35.35051], [-2.21248, 35.08532], [-2.21445, 35.04378], [-2.04734, 34.93218], [-1.97833, 34.93218], [-1.97469, 34.886], [-1.73707, 34.74226], [-1.84569, 34.61907], [-1.69788, 34.48056], [-1.78042, 34.39018], [-1.64666, 34.10405], [-1.73494, 33.71721], [-1.59508, 33.59929], [-1.67067, 33.27084], [-1.46249, 33.0499], [-1.54244, 32.95499], [-1.37794, 32.73628], [-0.9912, 32.52467], [-1.24998, 32.32993], [-1.24453, 32.1917], [-1.15735, 32.12096], [-1.22829, 32.07832], [-2.46166, 32.16603], [-2.93873, 32.06557], [-2.82784, 31.79459], [-3.66314, 31.6339], [-3.66386, 31.39202], [-3.77647, 31.31912], [-3.77103, 31.14984], [-3.54944, 31.0503], [-3.65418, 30.85566], [-3.64735, 30.67539], [-4.31774, 30.53229], [-4.6058, 30.28343], [-5.21671, 29.95253], [-5.58831, 29.48103], [-5.72121, 29.52322], [-5.75616, 29.61407], [-6.69965, 29.51623], [-6.78351, 29.44634], [-6.95824, 29.50924], [-7.61585, 29.36252], [-8.6715, 28.71194], [-8.66879, 27.6666], [-8.66674, 27.31569], [-4.83423, 24.99935], [1.15698, 21.12843], [1.20992, 20.73533], [3.24648, 19.81703], [3.12501, 19.1366], [3.36082, 18.9745], [4.26651, 19.14224], [5.8153, 19.45101], [7.38361, 20.79165], [7.48273, 20.87258], [11.96886, 23.51735], [11.62498, 24.26669], [11.41061, 24.21456], [10.85323, 24.5595], [10.33159, 24.5465], [10.02432, 24.98124], [10.03146, 25.35635], [9.38834, 26.19288], [9.51696, 26.39148], [9.89569, 26.57696], [9.78136, 29.40961], [9.3876, 30.16738], [9.55544, 30.23971], [9.07483, 32.07865], [8.35999, 32.50101], [8.31895, 32.83483], [8.1179, 33.05086], [8.11433, 33.10175], [7.83028, 33.18851], [7.73687, 33.42114], [7.54088, 33.7726], [7.52851, 34.06493], [7.66174, 34.20167], [7.74207, 34.16492], [7.81242, 34.21841], [7.86264, 34.3987], [8.20482, 34.57575], [8.29655, 34.72798], [8.25189, 34.92009], [8.30727, 34.95378], [8.3555, 35.10007], [8.47318, 35.23376], [8.30329, 35.29884], [8.36086, 35.47774], [8.35371, 35.66373], [8.26472, 35.73669], [8.2626, 35.91733], [8.40731, 36.42208], [8.18936, 36.44939], [8.16167, 36.48817], [8.47609, 36.66607], [8.46537, 36.7706], [8.57613, 36.78062], [8.67706, 36.8364], [8.62972, 36.86499], [8.64044, 36.9401], [8.59123, 37.14286]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "EA",
+           wikidata: "Q28868874",
+           nameEn: "Ceuta, Melilla",
+           country: "ES",
+           level: "territory",
+           isoStatus: "excRes"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "EC",
+           iso1A3: "ECU",
+           iso1N3: "218",
+           wikidata: "Q736",
+           nameEn: "Ecuador"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "EE",
+           iso1A3: "EST",
+           iso1N3: "233",
+           wikidata: "Q191",
+           nameEn: "Estonia",
+           aliases: ["EW"],
+           groups: ["EU", "154", "150", "UN"],
+           callingCodes: ["372"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[26.32936, 60.00121], [20.5104, 59.15546], [19.84909, 57.57876], [22.80496, 57.87798], [23.20055, 57.56697], [24.26221, 57.91787], [24.3579, 57.87471], [25.19484, 58.0831], [25.28237, 57.98539], [25.29581, 58.08288], [25.73499, 57.90193], [26.05949, 57.84744], [26.0324, 57.79037], [26.02456, 57.78342], [26.027, 57.78158], [26.0266, 57.77441], [26.02069, 57.77169], [26.02415, 57.76865], [26.03332, 57.7718], [26.0543, 57.76105], [26.08098, 57.76619], [26.2029, 57.7206], [26.1866, 57.6849], [26.29253, 57.59244], [26.46527, 57.56885], [26.54675, 57.51813], [26.90364, 57.62823], [27.34698, 57.52242], [27.31919, 57.57672], [27.40393, 57.62125], [27.3746, 57.66834], [27.52615, 57.72843], [27.50171, 57.78842], [27.56689, 57.83356], [27.78526, 57.83963], [27.81841, 57.89244], [27.67282, 57.92627], [27.62393, 58.09462], [27.48541, 58.22615], [27.55489, 58.39525], [27.36366, 58.78381], [27.74429, 58.98351], [27.80482, 59.1116], [27.87978, 59.18097], [27.90911, 59.24353], [28.00689, 59.28351], [28.14215, 59.28934], [28.19284, 59.35791], [28.20537, 59.36491], [28.21137, 59.38058], [28.19061, 59.39962], [28.04187, 59.47017], [27.85643, 59.58538], [26.90044, 59.63819], [26.32936, 60.00121]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "EG",
+           iso1A3: "EGY",
+           iso1N3: "818",
+           wikidata: "Q79",
+           nameEn: "Egypt",
+           groups: ["015", "002", "UN"],
+           callingCodes: ["20"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[33.62659, 31.82938], [26.92891, 33.39516], [24.8458, 31.39877], [25.01077, 30.73861], [24.71117, 30.17441], [24.99968, 29.24574], [24.99885, 21.99535], [33.17563, 22.00405], [34.0765, 22.00501], [37.8565, 22.00903], [34.4454, 27.91479], [34.8812, 29.36878], [34.92298, 29.45305], [34.26742, 31.21998], [34.24012, 31.29591], [34.23572, 31.2966], [34.21853, 31.32363], [34.052, 31.46619], [33.62659, 31.82938]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "EH",
+           iso1A3: "ESH",
+           iso1N3: "732",
+           wikidata: "Q6250",
+           nameEn: "Western Sahara",
+           groups: ["015", "002"],
+           callingCodes: ["212"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-8.66879, 27.6666], [-8.77527, 27.66663], [-8.71787, 26.9898], [-9.08698, 26.98639], [-9.56957, 26.90042], [-9.81998, 26.71379], [-10.68417, 26.90984], [-11.35695, 26.8505], [-11.23622, 26.72023], [-11.38635, 26.611], [-11.62052, 26.05229], [-12.06001, 26.04442], [-12.12281, 25.13682], [-12.92147, 24.39502], [-13.00628, 24.01923], [-13.75627, 23.77231], [-14.10361, 22.75501], [-14.1291, 22.41636], [-14.48112, 22.00886], [-14.47329, 21.63839], [-14.78487, 21.36587], [-16.44269, 21.39745], [-16.9978, 21.36239], [-17.02707, 21.34022], [-17.21511, 21.34226], [-17.35589, 20.80492], [-17.0471, 20.76408], [-17.0695, 20.85742], [-17.06781, 20.92697], [-17.0396, 20.9961], [-17.0357, 21.05368], [-16.99806, 21.12142], [-16.95474, 21.33997], [-13.01525, 21.33343], [-13.08438, 22.53866], [-13.15313, 22.75649], [-13.10753, 22.89493], [-13.00412, 23.02297], [-12.5741, 23.28975], [-12.36213, 23.3187], [-12.14969, 23.41935], [-12.00251, 23.4538], [-12.0002, 25.9986], [-8.66721, 25.99918], [-8.66674, 27.31569], [-8.66879, 27.6666]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "ER",
+           iso1A3: "ERI",
+           iso1N3: "232",
+           wikidata: "Q986",
+           nameEn: "Eritrea",
+           groups: ["014", "202", "002", "UN"],
+           callingCodes: ["291"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[40.99158, 15.81743], [39.63762, 18.37348], [38.57727, 17.98125], [38.45916, 17.87167], [38.37133, 17.66269], [38.13362, 17.53906], [37.50967, 17.32199], [37.42694, 17.04041], [36.99777, 17.07172], [36.92193, 16.23451], [36.76371, 15.80831], [36.69761, 15.75323], [36.54276, 15.23478], [36.44337, 15.14963], [36.54376, 14.25597], [36.56536, 14.26177], [36.55659, 14.28237], [36.63364, 14.31172], [36.85787, 14.32201], [37.01622, 14.2561], [37.09486, 14.27155], [37.13206, 14.40746], [37.3106, 14.44657], [37.47319, 14.2149], [37.528, 14.18413], [37.91287, 14.89447], [38.0364, 14.72745], [38.25562, 14.67287], [38.3533, 14.51323], [38.45748, 14.41445], [38.78306, 14.4754], [38.98058, 14.54895], [39.02834, 14.63717], [39.16074, 14.65187], [39.14772, 14.61827], [39.19547, 14.56996], [39.23888, 14.56365], [39.26927, 14.48801], [39.2302, 14.44598], [39.2519, 14.40393], [39.37685, 14.54402], [39.52756, 14.49011], [39.50585, 14.55735], [39.58182, 14.60987], [39.76632, 14.54264], [39.9443, 14.41024], [40.07236, 14.54264], [40.14649, 14.53969], [40.21128, 14.39342], [40.25686, 14.41445], [40.9167, 14.11152], [41.25097, 13.60787], [41.62864, 13.38626], [42.05841, 12.80912], [42.21469, 12.75832], [42.2798, 12.6355], [42.4037, 12.46478], [42.46941, 12.52661], [42.6957, 12.36201], [42.7996, 12.42629], [42.86195, 12.58747], [43.29075, 12.79154], [40.99158, 15.81743]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "ES",
+           iso1A3: "ESP",
+           iso1N3: "724",
+           wikidata: "Q29",
+           nameEn: "Spain"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "ET",
+           iso1A3: "ETH",
+           iso1N3: "231",
+           wikidata: "Q115",
+           nameEn: "Ethiopia",
+           groups: ["014", "202", "002", "UN"],
+           callingCodes: ["251"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[42.4037, 12.46478], [42.2798, 12.6355], [42.21469, 12.75832], [42.05841, 12.80912], [41.62864, 13.38626], [41.25097, 13.60787], [40.9167, 14.11152], [40.25686, 14.41445], [40.21128, 14.39342], [40.14649, 14.53969], [40.07236, 14.54264], [39.9443, 14.41024], [39.76632, 14.54264], [39.58182, 14.60987], [39.50585, 14.55735], [39.52756, 14.49011], [39.37685, 14.54402], [39.2519, 14.40393], [39.2302, 14.44598], [39.26927, 14.48801], [39.23888, 14.56365], [39.19547, 14.56996], [39.14772, 14.61827], [39.16074, 14.65187], [39.02834, 14.63717], [38.98058, 14.54895], [38.78306, 14.4754], [38.45748, 14.41445], [38.3533, 14.51323], [38.25562, 14.67287], [38.0364, 14.72745], [37.91287, 14.89447], [37.528, 14.18413], [37.47319, 14.2149], [37.3106, 14.44657], [37.13206, 14.40746], [37.09486, 14.27155], [37.01622, 14.2561], [36.85787, 14.32201], [36.63364, 14.31172], [36.55659, 14.28237], [36.56536, 14.26177], [36.54376, 14.25597], [36.44653, 13.95666], [36.48824, 13.83954], [36.38993, 13.56459], [36.24545, 13.36759], [36.13374, 12.92665], [36.16651, 12.88019], [36.14268, 12.70879], [36.01458, 12.72478], [35.70476, 12.67101], [35.24302, 11.91132], [35.11492, 11.85156], [35.05832, 11.71158], [35.09556, 11.56278], [34.95704, 11.24448], [35.01215, 11.19626], [34.93172, 10.95946], [34.97789, 10.91559], [34.97491, 10.86147], [34.86916, 10.78832], [34.86618, 10.74588], [34.77532, 10.69027], [34.77383, 10.74588], [34.59062, 10.89072], [34.4372, 10.781], [34.2823, 10.53508], [34.34783, 10.23914], [34.32102, 10.11599], [34.22718, 10.02506], [34.20484, 9.9033], [34.13186, 9.7492], [34.08717, 9.55243], [34.10229, 9.50238], [34.14304, 9.04654], [34.14453, 8.60204], [34.01346, 8.50041], [33.89579, 8.4842], [33.87195, 8.41938], [33.71407, 8.3678], [33.66938, 8.44442], [33.54575, 8.47094], [33.3119, 8.45474], [33.19721, 8.40317], [33.1853, 8.29264], [33.18083, 8.13047], [33.08401, 8.05822], [33.0006, 7.90333], [33.04944, 7.78989], [33.24637, 7.77939], [33.32531, 7.71297], [33.44745, 7.7543], [33.71407, 7.65983], [33.87642, 7.5491], [34.02984, 7.36449], [34.03878, 7.27437], [34.01495, 7.25664], [34.19369, 7.12807], [34.19369, 7.04382], [34.35753, 6.91963], [34.47669, 6.91076], [34.53925, 6.82794], [34.53776, 6.74808], [34.65096, 6.72589], [34.77459, 6.5957], [34.87736, 6.60161], [35.01738, 6.46991], [34.96227, 6.26415], [35.00546, 5.89387], [35.12611, 5.68937], [35.13058, 5.62118], [35.31188, 5.50106], [35.29938, 5.34042], [35.50792, 5.42431], [35.8576, 5.33413], [35.81968, 5.10757], [35.82118, 4.77382], [35.9419, 4.61933], [35.95449, 4.53244], [36.03924, 4.44406], [36.84474, 4.44518], [37.07724, 4.33503], [38.14168, 3.62487], [38.45812, 3.60445], [38.52336, 3.62551], [38.91938, 3.51198], [39.07736, 3.5267], [39.19954, 3.47834], [39.49444, 3.45521], [39.51551, 3.40895], [39.55132, 3.39634], [39.58339, 3.47434], [39.76808, 3.67058], [39.86043, 3.86974], [40.77498, 4.27683], [41.1754, 3.94079], [41.89488, 3.97375], [42.07619, 4.17667], [42.55853, 4.20518], [42.84526, 4.28357], [42.97746, 4.44032], [43.04177, 4.57923], [43.40263, 4.79289], [44.02436, 4.9451], [44.98104, 4.91821], [47.97917, 8.00124], [47.92477, 8.00111], [46.99339, 7.9989], [44.19222, 8.93028], [43.32613, 9.59205], [43.23518, 9.84605], [43.0937, 9.90579], [42.87643, 10.18441], [42.69452, 10.62672], [42.95776, 10.98533], [42.79037, 10.98493], [42.75111, 11.06992], [42.62989, 11.09711], [42.42669, 10.98493], [42.13691, 10.97586], [42.06302, 10.92599], [41.80056, 10.97127], [41.8096, 11.33606], [41.77727, 11.49902], [41.82878, 11.72361], [41.95461, 11.81157], [42.4037, 12.46478]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "EU",
+           iso1A3: "EUE",
+           wikidata: "Q458",
+           nameEn: "European Union",
+           level: "union",
+           isoStatus: "excRes"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "FI",
+           iso1A3: "FIN",
+           iso1N3: "246",
+           wikidata: "Q33",
+           nameEn: "Finland",
+           aliases: ["SF"]
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "FJ",
+           iso1A3: "FJI",
+           iso1N3: "242",
+           wikidata: "Q712",
+           nameEn: "Fiji",
+           groups: ["054", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["679"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[174.245, -23.1974], [179.99999, -22.5], [179.99999, -11.5], [174, -11.5], [174.245, -23.1974]]], [[[-176.76826, -14.95183], [-180, -14.96041], [-180, -22.90585], [-176.74538, -22.89767], [-176.76826, -14.95183]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "FK",
+           iso1A3: "FLK",
+           iso1N3: "238",
+           wikidata: "Q9648",
+           nameEn: "Falkland Islands",
+           country: "GB",
+           groups: ["BOTS", "005", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["500"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-63.67376, -55.11859], [-54.56126, -51.26248], [-61.26735, -50.63919], [-63.67376, -55.11859]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "FM",
+           iso1A3: "FSM",
+           iso1N3: "583",
+           wikidata: "Q702",
+           nameEn: "Federated States of Micronesia",
+           groups: ["057", "009", "UN"],
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["691"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[138.20583, 13.3783], [136.27107, 6.73747], [156.88247, -1.39237], [165.19726, 6.22546], [138.20583, 13.3783]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "FO",
+           iso1A3: "FRO",
+           iso1N3: "234",
+           wikidata: "Q4628",
+           nameEn: "Faroe Islands",
+           country: "DK",
+           groups: ["154", "150", "UN"],
+           callingCodes: ["298"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-8.51774, 62.35338], [-6.51083, 60.95272], [-5.70102, 62.77194], [-8.51774, 62.35338]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "FR",
+           iso1A3: "FRA",
+           iso1N3: "250",
+           wikidata: "Q142",
+           nameEn: "France"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "FX",
+           iso1A3: "FXX",
+           iso1N3: "249",
+           wikidata: "Q212429",
+           nameEn: "Metropolitan France",
+           country: "FR",
+           groups: ["EU", "155", "150", "UN"],
+           isoStatus: "excRes",
+           callingCodes: ["33"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[2.55904, 51.07014], [2.18458, 51.52087], [1.17405, 50.74239], [-2.02963, 49.91866], [-2.09454, 49.46288], [-1.83944, 49.23037], [-2.00491, 48.86706], [-2.65349, 49.15373], [-6.28985, 48.93406], [-1.81005, 43.59738], [-1.77289, 43.38957], [-1.79319, 43.37497], [-1.78332, 43.36399], [-1.78714, 43.35476], [-1.77068, 43.34396], [-1.75334, 43.34107], [-1.75079, 43.3317], [-1.7397, 43.32979], [-1.73074, 43.29481], [-1.69407, 43.31378], [-1.62481, 43.30726], [-1.63052, 43.28591], [-1.61341, 43.25269], [-1.57674, 43.25269], [-1.55963, 43.28828], [-1.50992, 43.29481], [-1.45289, 43.27049], [-1.40942, 43.27272], [-1.3758, 43.24511], [-1.41562, 43.12815], [-1.47555, 43.08372], [-1.44067, 43.047], [-1.35272, 43.02658], [-1.34419, 43.09665], [-1.32209, 43.1127], [-1.27118, 43.11961], [-1.30052, 43.09581], [-1.30531, 43.06859], [-1.25244, 43.04164], [-1.22881, 43.05534], [-1.10333, 43.0059], [-1.00963, 42.99279], [-0.97133, 42.96239], [-0.81652, 42.95166], [-0.75478, 42.96916], [-0.72037, 42.92541], [-0.73422, 42.91228], [-0.72608, 42.89318], [-0.69837, 42.87945], [-0.67637, 42.88303], [-0.55497, 42.77846], [-0.50863, 42.82713], [-0.44334, 42.79939], [-0.41319, 42.80776], [-0.38833, 42.80132], [-0.3122, 42.84788], [-0.17939, 42.78974], [-0.16141, 42.79535], [-0.10519, 42.72761], [-0.02468, 42.68513], [0.17569, 42.73424], [0.25336, 42.7174], [0.29407, 42.67431], [0.36251, 42.72282], [0.40214, 42.69779], [0.67873, 42.69458], [0.65421, 42.75872], [0.66121, 42.84021], [0.711, 42.86372], [0.93089, 42.79154], [0.96166, 42.80629], [0.98292, 42.78754], [1.0804, 42.78569], [1.15928, 42.71407], [1.35562, 42.71944], [1.44197, 42.60217], [1.47986, 42.61346], [1.46718, 42.63296], [1.48043, 42.65203], [1.50867, 42.64483], [1.55418, 42.65669], [1.60085, 42.62703], [1.63485, 42.62957], [1.6625, 42.61982], [1.68267, 42.62533], [1.73452, 42.61515], [1.72588, 42.59098], [1.7858, 42.57698], [1.73683, 42.55492], [1.72515, 42.50338], [1.76335, 42.48863], [1.83037, 42.48395], [1.88853, 42.4501], [1.93663, 42.45439], [1.94292, 42.44316], [1.94061, 42.43333], [1.94084, 42.43039], [1.9574, 42.42401], [1.96482, 42.37787], [2.00488, 42.35399], [2.06241, 42.35906], [2.11621, 42.38393], [2.12789, 42.41291], [2.16599, 42.42314], [2.20578, 42.41633], [2.25551, 42.43757], [2.38504, 42.39977], [2.43299, 42.39423], [2.43508, 42.37568], [2.48457, 42.33933], [2.54382, 42.33406], [2.55516, 42.35351], [2.57934, 42.35808], [2.6747, 42.33974], [2.65311, 42.38771], [2.72056, 42.42298], [2.75497, 42.42578], [2.77464, 42.41046], [2.84335, 42.45724], [2.85675, 42.45444], [2.86983, 42.46843], [2.88413, 42.45938], [2.92107, 42.4573], [2.94283, 42.48174], [2.96518, 42.46692], [3.03734, 42.47363], [3.08167, 42.42748], [3.10027, 42.42621], [3.11379, 42.43646], [3.17156, 42.43545], [3.75438, 42.33445], [7.60802, 41.05927], [10.09675, 41.44089], [9.56115, 43.20816], [7.50102, 43.51859], [7.42422, 43.72209], [7.40903, 43.7296], [7.41113, 43.73156], [7.41291, 43.73168], [7.41298, 43.73311], [7.41233, 43.73439], [7.42062, 43.73977], [7.42299, 43.74176], [7.42443, 43.74087], [7.42809, 43.74396], [7.43013, 43.74895], [7.43624, 43.75014], [7.43708, 43.75197], [7.4389, 43.75151], [7.4379, 43.74963], [7.47823, 43.73341], [7.53006, 43.78405], [7.50423, 43.84345], [7.49355, 43.86551], [7.51162, 43.88301], [7.56075, 43.89932], [7.56858, 43.94506], [7.60771, 43.95772], [7.65266, 43.9763], [7.66848, 43.99943], [7.6597, 44.03009], [7.72508, 44.07578], [7.66878, 44.12795], [7.68694, 44.17487], [7.63245, 44.17877], [7.62155, 44.14881], [7.36364, 44.11882], [7.34547, 44.14359], [7.27827, 44.1462], [7.16929, 44.20352], [7.00764, 44.23736], [6.98221, 44.28289], [6.89171, 44.36637], [6.88784, 44.42043], [6.94504, 44.43112], [6.86233, 44.49834], [6.85507, 44.53072], [6.96042, 44.62129], [6.95133, 44.66264], [7.00582, 44.69364], [7.07484, 44.68073], [7.00401, 44.78782], [7.02217, 44.82519], [6.93499, 44.8664], [6.90774, 44.84322], [6.75518, 44.89915], [6.74519, 44.93661], [6.74791, 45.01939], [6.66981, 45.02324], [6.62803, 45.11175], [6.7697, 45.16044], [6.85144, 45.13226], [6.96706, 45.20841], [7.07074, 45.21228], [7.13115, 45.25386], [7.10572, 45.32924], [7.18019, 45.40071], [7.00037, 45.509], [6.98948, 45.63869], [6.80785, 45.71864], [6.80785, 45.83265], [6.95315, 45.85163], [7.04151, 45.92435], [7.00946, 45.9944], [6.93862, 46.06502], [6.87868, 46.03855], [6.89321, 46.12548], [6.78968, 46.14058], [6.86052, 46.28512], [6.77152, 46.34784], [6.8024, 46.39171], [6.82312, 46.42661], [6.53358, 46.45431], [6.25432, 46.3632], [6.21981, 46.31304], [6.24826, 46.30175], [6.25137, 46.29014], [6.23775, 46.27822], [6.24952, 46.26255], [6.26749, 46.24745], [6.29474, 46.26221], [6.31041, 46.24417], [6.29663, 46.22688], [6.27694, 46.21566], [6.26007, 46.21165], [6.24821, 46.20531], [6.23913, 46.20511], [6.23544, 46.20714], [6.22175, 46.20045], [6.22222, 46.19888], [6.21844, 46.19837], [6.21603, 46.19507], [6.21273, 46.19409], [6.21114, 46.1927], [6.20539, 46.19163], [6.19807, 46.18369], [6.19552, 46.18401], [6.18707, 46.17999], [6.18871, 46.16644], [6.18116, 46.16187], [6.15305, 46.15194], [6.13397, 46.1406], [6.09926, 46.14373], [6.09199, 46.15191], [6.07491, 46.14879], [6.05203, 46.15191], [6.04564, 46.14031], [6.03614, 46.13712], [6.01791, 46.14228], [5.9871, 46.14499], [5.97893, 46.13303], [5.95781, 46.12925], [5.9641, 46.14412], [5.97508, 46.15863], [5.98188, 46.17392], [5.98846, 46.17046], [5.99573, 46.18587], [5.96515, 46.19638], [5.97542, 46.21525], [6.02461, 46.23313], [6.03342, 46.2383], [6.04602, 46.23127], [6.05029, 46.23518], [6.0633, 46.24583], [6.07072, 46.24085], [6.08563, 46.24651], [6.10071, 46.23772], [6.12446, 46.25059], [6.11926, 46.2634], [6.1013, 46.28512], [6.11697, 46.29547], [6.1198, 46.31157], [6.13876, 46.33844], [6.15738, 46.3491], [6.16987, 46.36759], [6.15985, 46.37721], [6.15016, 46.3778], [6.09926, 46.40768], [6.06407, 46.41676], [6.08427, 46.44305], [6.07269, 46.46244], [6.1567, 46.54402], [6.11084, 46.57649], [6.27135, 46.68251], [6.38351, 46.73171], [6.45209, 46.77502], [6.43216, 46.80336], [6.46456, 46.88865], [6.43341, 46.92703], [6.71531, 47.0494], [6.68823, 47.06616], [6.76788, 47.1208], [6.8489, 47.15933], [6.9508, 47.24338], [6.95108, 47.26428], [6.94316, 47.28747], [7.05305, 47.33304], [7.0564, 47.35134], [7.03125, 47.36996], [6.87959, 47.35335], [6.88542, 47.37262], [6.93744, 47.40714], [6.93953, 47.43388], [7.0024, 47.45264], [6.98425, 47.49432], [7.0231, 47.50522], [7.07425, 47.48863], [7.12781, 47.50371], [7.16249, 47.49025], [7.19583, 47.49455], [7.17026, 47.44312], [7.24669, 47.4205], [7.33526, 47.44186], [7.35603, 47.43432], [7.40308, 47.43638], [7.43088, 47.45846], [7.4462, 47.46264], [7.4583, 47.47216], [7.42923, 47.48628], [7.43356, 47.49712], [7.47534, 47.47932], [7.51076, 47.49651], [7.49804, 47.51798], [7.5229, 47.51644], [7.53199, 47.5284], [7.51904, 47.53515], [7.50588, 47.52856], [7.49691, 47.53821], [7.50873, 47.54546], [7.51723, 47.54578], [7.52831, 47.55347], [7.53634, 47.55553], [7.55652, 47.56779], [7.55689, 47.57232], [7.56548, 47.57617], [7.56684, 47.57785], [7.58386, 47.57536], [7.58945, 47.59017], [7.59301, 47.60058], [7.58851, 47.60794], [7.57423, 47.61628], [7.5591, 47.63849], [7.53384, 47.65115], [7.52067, 47.66437], [7.51915, 47.68335], [7.51266, 47.70197], [7.53722, 47.71635], [7.54761, 47.72912], [7.52921, 47.77747], [7.55673, 47.87371], [7.62302, 47.97898], [7.56966, 48.03265], [7.57137, 48.12292], [7.6648, 48.22219], [7.69022, 48.30018], [7.74562, 48.32736], [7.73109, 48.39192], [7.76833, 48.48945], [7.80647, 48.51239], [7.80167, 48.54758], [7.80057, 48.5857], [7.84098, 48.64217], [7.89002, 48.66317], [7.96812, 48.72491], [7.96994, 48.75606], [8.01534, 48.76085], [8.0326, 48.79017], [8.06802, 48.78957], [8.10253, 48.81829], [8.12813, 48.87985], [8.19989, 48.95825], [8.20031, 48.95856], [8.22604, 48.97352], [8.14189, 48.97833], [7.97783, 49.03161], [7.93641, 49.05544], [7.86386, 49.03499], [7.79557, 49.06583], [7.75948, 49.04562], [7.63618, 49.05428], [7.62575, 49.07654], [7.56416, 49.08136], [7.53012, 49.09818], [7.49172, 49.13915], [7.49473, 49.17], [7.44455, 49.16765], [7.44052, 49.18354], [7.3662, 49.17308], [7.35995, 49.14399], [7.3195, 49.14231], [7.29514, 49.11426], [7.23473, 49.12971], [7.1593, 49.1204], [7.1358, 49.1282], [7.12504, 49.14253], [7.10384, 49.13787], [7.10715, 49.15631], [7.07859, 49.15031], [7.09007, 49.13094], [7.07162, 49.1255], [7.06642, 49.11415], [7.05548, 49.11185], [7.04843, 49.11422], [7.04409, 49.12123], [7.04662, 49.13724], [7.03178, 49.15734], [7.0274, 49.17042], [7.03459, 49.19096], [7.01318, 49.19018], [6.97273, 49.2099], [6.95963, 49.203], [6.94028, 49.21641], [6.93831, 49.2223], [6.91875, 49.22261], [6.89298, 49.20863], [6.85939, 49.22376], [6.83555, 49.21249], [6.85119, 49.20038], [6.85016, 49.19354], [6.86225, 49.18185], [6.84703, 49.15734], [6.83385, 49.15162], [6.78265, 49.16793], [6.73765, 49.16375], [6.71137, 49.18808], [6.73256, 49.20486], [6.71843, 49.2208], [6.69274, 49.21661], [6.66583, 49.28065], [6.60186, 49.31055], [6.572, 49.35027], [6.58807, 49.35358], [6.60091, 49.36864], [6.533, 49.40748], [6.55404, 49.42464], [6.42432, 49.47683], [6.40274, 49.46546], [6.39168, 49.4667], [6.38352, 49.46463], [6.36778, 49.46937], [6.3687, 49.4593], [6.28818, 49.48465], [6.27875, 49.503], [6.25029, 49.50609], [6.2409, 49.51408], [6.19543, 49.50536], [6.17386, 49.50934], [6.15366, 49.50226], [6.16115, 49.49297], [6.14321, 49.48796], [6.12814, 49.49365], [6.12346, 49.4735], [6.10325, 49.4707], [6.09845, 49.46351], [6.10072, 49.45268], [6.08373, 49.45594], [6.07887, 49.46399], [6.05553, 49.46663], [6.04176, 49.44801], [6.02743, 49.44845], [6.02648, 49.45451], [5.97693, 49.45513], [5.96876, 49.49053], [5.94224, 49.49608], [5.94128, 49.50034], [5.86571, 49.50015], [5.83389, 49.52152], [5.83467, 49.52717], [5.84466, 49.53027], [5.83648, 49.5425], [5.81664, 49.53775], [5.80871, 49.5425], [5.81838, 49.54777], [5.79195, 49.55228], [5.77435, 49.56298], [5.7577, 49.55915], [5.75649, 49.54321], [5.64505, 49.55146], [5.60909, 49.51228], [5.55001, 49.52729], [5.46541, 49.49825], [5.46734, 49.52648], [5.43713, 49.5707], [5.3974, 49.61596], [5.34837, 49.62889], [5.33851, 49.61599], [5.3137, 49.61225], [5.30214, 49.63055], [5.33039, 49.6555], [5.31465, 49.66846], [5.26232, 49.69456], [5.14545, 49.70287], [5.09249, 49.76193], [4.96714, 49.79872], [4.85464, 49.78995], [4.86965, 49.82271], [4.85134, 49.86457], [4.88529, 49.9236], [4.78827, 49.95609], [4.8382, 50.06738], [4.88602, 50.15182], [4.83279, 50.15331], [4.82438, 50.16878], [4.75237, 50.11314], [4.70064, 50.09384], [4.68695, 49.99685], [4.5414, 49.96911], [4.51098, 49.94659], [4.43488, 49.94122], [4.35051, 49.95315], [4.31963, 49.97043], [4.20532, 49.95803], [4.14239, 49.98034], [4.13508, 50.01976], [4.16294, 50.04719], [4.23101, 50.06945], [4.20147, 50.13535], [4.13561, 50.13078], [4.16014, 50.19239], [4.15524, 50.21103], [4.21945, 50.25539], [4.20651, 50.27333], [4.17861, 50.27443], [4.17347, 50.28838], [4.15524, 50.2833], [4.16808, 50.25786], [4.13665, 50.25609], [4.11954, 50.30425], [4.10957, 50.30234], [4.10237, 50.31247], [4.0689, 50.3254], [4.0268, 50.35793], [3.96771, 50.34989], [3.90781, 50.32814], [3.84314, 50.35219], [3.73911, 50.34809], [3.70987, 50.3191], [3.71009, 50.30305], [3.66976, 50.34563], [3.65709, 50.36873], [3.67262, 50.38663], [3.67494, 50.40239], [3.66153, 50.45165], [3.64426, 50.46275], [3.61014, 50.49568], [3.58361, 50.49049], [3.5683, 50.50192], [3.49509, 50.48885], [3.51564, 50.5256], [3.47385, 50.53397], [3.44629, 50.51009], [3.37693, 50.49538], [3.28575, 50.52724], [3.2729, 50.60718], [3.23951, 50.6585], [3.264, 50.67668], [3.2536, 50.68977], [3.26141, 50.69151], [3.26063, 50.70086], [3.24593, 50.71389], [3.22042, 50.71019], [3.20845, 50.71662], [3.19017, 50.72569], [3.20064, 50.73547], [3.18811, 50.74025], [3.18339, 50.74981], [3.16476, 50.76843], [3.15017, 50.79031], [3.1257, 50.78603], [3.11987, 50.79188], [3.11206, 50.79416], [3.10614, 50.78303], [3.09163, 50.77717], [3.04314, 50.77674], [3.00537, 50.76588], [2.96778, 50.75242], [2.95019, 50.75138], [2.90873, 50.702], [2.91036, 50.6939], [2.90069, 50.69263], [2.88504, 50.70656], [2.87937, 50.70298], [2.86985, 50.7033], [2.8483, 50.72276], [2.81056, 50.71773], [2.71165, 50.81295], [2.63331, 50.81457], [2.59093, 50.91751], [2.63074, 50.94746], [2.57551, 51.00326], [2.55904, 51.07014]], [[1.99838, 42.44682], [1.98378, 42.44697], [1.96125, 42.45364], [1.95606, 42.45785], [1.96215, 42.47854], [1.97003, 42.48081], [1.97227, 42.48487], [1.97697, 42.48568], [1.98022, 42.49569], [1.98916, 42.49351], [1.99766, 42.4858], [1.98579, 42.47486], [1.99216, 42.46208], [2.01564, 42.45171], [1.99838, 42.44682]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GA",
+           iso1A3: "GAB",
+           iso1N3: "266",
+           wikidata: "Q1000",
+           nameEn: "Gabon",
+           groups: ["017", "202", "002", "UN"],
+           callingCodes: ["241"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[13.29457, 2.16106], [13.28534, 2.25716], [11.37116, 2.29975], [11.3561, 2.17217], [11.35307, 1.00251], [9.79648, 1.0019], [9.75065, 1.06753], [9.66433, 1.06723], [7.24416, -0.64092], [10.75913, -4.39519], [11.12647, -3.94169], [11.22301, -3.69888], [11.48764, -3.51089], [11.57949, -3.52798], [11.68608, -3.68942], [11.87083, -3.71571], [11.92719, -3.62768], [11.8318, -3.5812], [11.96554, -3.30267], [11.70227, -3.17465], [11.70558, -3.0773], [11.80365, -3.00424], [11.64798, -2.81146], [11.5359, -2.85654], [11.64487, -2.61865], [11.57637, -2.33379], [11.74605, -2.39936], [11.96866, -2.33559], [12.04895, -2.41704], [12.47925, -2.32626], [12.44656, -1.92025], [12.61312, -1.8129], [12.82172, -1.91091], [13.02759, -2.33098], [13.47977, -2.43224], [13.75884, -2.09293], [13.92073, -2.35581], [13.85846, -2.46935], [14.10442, -2.49268], [14.23829, -2.33715], [14.16202, -2.23916], [14.23518, -2.15671], [14.25932, -1.97624], [14.41838, -1.89412], [14.52569, -0.57818], [14.41887, -0.44799], [14.2165, -0.38261], [14.06862, -0.20826], [13.90632, -0.2287], [13.88648, 0.26652], [14.10909, 0.58563], [14.26066, 0.57255], [14.48179, 0.9152], [14.25186, 1.39842], [13.89582, 1.4261], [13.15519, 1.23368], [13.25447, 1.32339], [13.13461, 1.57238], [13.29457, 2.16106]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GB",
+           iso1A3: "GBR",
+           iso1N3: "826",
+           wikidata: "Q145",
+           ccTLD: ".uk",
+           nameEn: "United Kingdom",
+           aliases: ["UK"]
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GD",
+           iso1A3: "GRD",
+           iso1N3: "308",
+           wikidata: "Q769",
+           nameEn: "Grenada",
+           aliases: ["WG"],
+           groups: ["029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           callingCodes: ["1 473"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-62.64026, 12.69984], [-61.77886, 11.36496], [-59.94058, 12.34011], [-62.64026, 12.69984]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GE",
+           iso1A3: "GEO",
+           iso1N3: "268",
+           wikidata: "Q230",
+           nameEn: "Georgia",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["995"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[46.42738, 41.91323], [45.61676, 42.20768], [45.78692, 42.48358], [45.36501, 42.55268], [45.15318, 42.70598], [44.88754, 42.74934], [44.80941, 42.61277], [44.70002, 42.74679], [44.54202, 42.75699], [43.95517, 42.55396], [43.73119, 42.62043], [43.81453, 42.74297], [43.0419, 43.02413], [43.03322, 43.08883], [42.75889, 43.19651], [42.66667, 43.13917], [42.40563, 43.23226], [41.64935, 43.22331], [40.65957, 43.56212], [40.10657, 43.57344], [40.04445, 43.47776], [40.03312, 43.44262], [40.01007, 43.42411], [40.01552, 43.42025], [40.00853, 43.40578], [40.0078, 43.38551], [39.81147, 43.06294], [40.89217, 41.72528], [41.54366, 41.52185], [41.7148, 41.4932], [41.7124, 41.47417], [41.81939, 41.43621], [41.95134, 41.52466], [42.26387, 41.49346], [42.51772, 41.43606], [42.59202, 41.58183], [42.72794, 41.59714], [42.84471, 41.58912], [42.78995, 41.50126], [42.84899, 41.47265], [42.8785, 41.50516], [43.02956, 41.37891], [43.21707, 41.30331], [43.13373, 41.25503], [43.1945, 41.25242], [43.23096, 41.17536], [43.36118, 41.2028], [43.44973, 41.17666], [43.4717, 41.12611], [43.67712, 41.13398], [43.74717, 41.1117], [43.84835, 41.16329], [44.16591, 41.19141], [44.18148, 41.24644], [44.32139, 41.2079], [44.34337, 41.20312], [44.34417, 41.2382], [44.46791, 41.18204], [44.59322, 41.1933], [44.61462, 41.24018], [44.72814, 41.20338], [44.82084, 41.21513], [44.87887, 41.20195], [44.89911, 41.21366], [44.84358, 41.23088], [44.81749, 41.23488], [44.80053, 41.25949], [44.81437, 41.30371], [44.93493, 41.25685], [45.0133, 41.29747], [45.09867, 41.34065], [45.1797, 41.42231], [45.26285, 41.46433], [45.31352, 41.47168], [45.4006, 41.42402], [45.45973, 41.45898], [45.68389, 41.3539], [45.71035, 41.36208], [45.75705, 41.35157], [45.69946, 41.29545], [45.80842, 41.2229], [45.95786, 41.17956], [46.13221, 41.19479], [46.27698, 41.19011], [46.37661, 41.10805], [46.456, 41.09984], [46.48558, 41.0576], [46.55096, 41.1104], [46.63969, 41.09515], [46.66148, 41.20533], [46.72375, 41.28609], [46.63658, 41.37727], [46.4669, 41.43331], [46.40307, 41.48464], [46.33925, 41.4963], [46.29794, 41.5724], [46.34126, 41.57454], [46.34039, 41.5947], [46.3253, 41.60912], [46.28182, 41.60089], [46.26531, 41.63339], [46.24429, 41.59883], [46.19759, 41.62327], [46.17891, 41.72094], [46.20538, 41.77205], [46.23962, 41.75811], [46.30863, 41.79133], [46.3984, 41.84399], [46.42738, 41.91323]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GF",
+           iso1A3: "GUF",
+           iso1N3: "254",
+           wikidata: "Q3769",
+           nameEn: "French Guiana",
+           country: "FR",
+           groups: ["Q3320166", "EU", "005", "419", "019", "UN"],
+           callingCodes: ["594"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-51.35485, 4.8383], [-53.7094, 6.2264], [-54.01074, 5.68785], [-54.01877, 5.52789], [-54.26916, 5.26909], [-54.4717, 4.91964], [-54.38444, 4.13222], [-54.19367, 3.84387], [-54.05128, 3.63557], [-53.98914, 3.627], [-53.9849, 3.58697], [-54.28534, 2.67798], [-54.42864, 2.42442], [-54.6084, 2.32856], [-54.16286, 2.10779], [-53.78743, 2.34412], [-52.96539, 2.1881], [-52.6906, 2.37298], [-52.31787, 3.17896], [-51.85573, 3.83427], [-51.82312, 3.85825], [-51.79599, 3.89336], [-51.61983, 4.14596], [-51.63798, 4.51394], [-51.35485, 4.8383]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GG",
+           iso1A3: "GGY",
+           iso1N3: "831",
+           wikidata: "Q25230",
+           nameEn: "Bailiwick of Guernsey",
+           country: "GB"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GH",
+           iso1A3: "GHA",
+           iso1N3: "288",
+           wikidata: "Q117",
+           nameEn: "Ghana",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["233"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-0.13493, 11.14075], [-0.27374, 11.17157], [-0.28566, 11.12713], [-0.35955, 11.07801], [-0.38219, 11.12596], [-0.42391, 11.11661], [-0.44298, 11.04292], [-0.61937, 10.91305], [-0.67143, 10.99811], [-2.83373, 11.0067], [-2.94232, 10.64281], [-2.83108, 10.40252], [-2.74174, 9.83172], [-2.76534, 9.56589], [-2.68802, 9.49343], [-2.69814, 9.22717], [-2.77799, 9.04949], [-2.66357, 9.01771], [-2.58243, 8.7789], [-2.49037, 8.20872], [-2.62901, 8.11495], [-2.61232, 8.02645], [-2.67787, 8.02055], [-2.74819, 7.92613], [-2.78395, 7.94974], [-2.79467, 7.86002], [-2.92339, 7.60847], [-2.97822, 7.27165], [-2.95438, 7.23737], [-3.23327, 6.81744], [-3.21954, 6.74407], [-3.25999, 6.62521], [-3.01896, 5.71697], [-2.95323, 5.71865], [-2.96671, 5.6415], [-2.93132, 5.62137], [-2.85378, 5.65156], [-2.76614, 5.60963], [-2.72737, 5.34789], [-2.77625, 5.34621], [-2.73074, 5.1364], [-2.75502, 5.10657], [-2.95261, 5.12477], [-2.96554, 5.10397], [-3.063, 5.13665], [-3.11073, 5.12675], [-3.10675, 5.08515], [-3.34019, 4.17519], [1.07031, 5.15655], [1.27574, 5.93551], [1.19771, 6.11522], [1.19966, 6.17069], [1.09187, 6.17074], [1.05969, 6.22998], [1.03108, 6.24064], [0.99652, 6.33779], [0.89283, 6.33779], [0.71048, 6.53083], [0.74862, 6.56517], [0.63659, 6.63857], [0.6497, 6.73682], [0.58176, 6.76049], [0.57406, 6.80348], [0.52853, 6.82921], [0.56508, 6.92971], [0.52098, 6.94391], [0.52217, 6.9723], [0.59606, 7.01252], [0.65327, 7.31643], [0.62943, 7.41099], [0.57223, 7.39326], [0.52455, 7.45354], [0.51979, 7.58706], [0.58295, 7.62368], [0.62943, 7.85751], [0.58891, 8.12779], [0.6056, 8.13959], [0.61156, 8.18324], [0.5913, 8.19622], [0.63897, 8.25873], [0.73432, 8.29529], [0.64731, 8.48866], [0.47211, 8.59945], [0.37319, 8.75262], [0.52455, 8.87746], [0.45424, 9.04581], [0.56388, 9.40697], [0.49118, 9.48339], [0.36485, 9.49749], [0.33148, 9.44812], [0.25758, 9.42696], [0.2254, 9.47869], [0.31241, 9.50337], [0.30406, 9.521], [0.2409, 9.52335], [0.23851, 9.57389], [0.38153, 9.58682], [0.36008, 9.6256], [0.29334, 9.59387], [0.26712, 9.66437], [0.28261, 9.69022], [0.32313, 9.6491], [0.34816, 9.66907], [0.34816, 9.71607], [0.32075, 9.72781], [0.36366, 10.03309], [0.41252, 10.02018], [0.41371, 10.06361], [0.35293, 10.09412], [0.39584, 10.31112], [0.33028, 10.30408], [0.29453, 10.41546], [0.18846, 10.4096], [0.12886, 10.53149], [-0.05945, 10.63458], [-0.09141, 10.7147], [-0.07327, 10.71845], [-0.07183, 10.76794], [-0.0228, 10.81916], [-0.02685, 10.8783], [-908e-5, 10.91644], [-63e-4, 10.96417], [0.03355, 10.9807], [0.02395, 11.06229], [342e-5, 11.08317], [-514e-5, 11.10763], [-0.0275, 11.11202], [-0.05733, 11.08628], [-0.14462, 11.10811], [-0.13493, 11.14075]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GI",
+           iso1A3: "GIB",
+           iso1N3: "292",
+           wikidata: "Q1410",
+           nameEn: "Gibraltar",
+           country: "GB",
+           groups: ["Q12837", "BOTS", "039", "150", "UN"],
+           callingCodes: ["350"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-5.34064, 36.03744], [-5.27801, 36.14942], [-5.33822, 36.15272], [-5.34536, 36.15501], [-5.40526, 36.15488], [-5.34064, 36.03744]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GL",
+           iso1A3: "GRL",
+           iso1N3: "304",
+           wikidata: "Q223",
+           nameEn: "Greenland",
+           country: "DK",
+           groups: ["Q1451600", "021", "003", "019", "UN"],
+           callingCodes: ["299"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-49.33696, 84.57952], [-68.21821, 80.48551], [-77.52957, 77.23408], [-46.37635, 57.3249], [-9.68082, 72.73731], [-5.7106, 84.28058], [-49.33696, 84.57952]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GM",
+           iso1A3: "GMB",
+           iso1N3: "270",
+           wikidata: "Q1005",
+           nameEn: "The Gambia",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["220"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-15.14917, 13.57989], [-14.36795, 13.23033], [-13.79409, 13.34472], [-13.8955, 13.59126], [-14.34721, 13.46578], [-14.93719, 13.80173], [-15.36504, 13.79313], [-15.47902, 13.58758], [-17.43598, 13.59273], [-17.43966, 13.04579], [-16.74676, 13.06025], [-16.69343, 13.16791], [-15.80355, 13.16729], [-15.80478, 13.34832], [-15.26908, 13.37768], [-15.14917, 13.57989]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GN",
+           iso1A3: "GIN",
+           iso1N3: "324",
+           wikidata: "Q1006",
+           nameEn: "Guinea",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["224"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-11.37536, 12.40788], [-11.46267, 12.44559], [-11.91331, 12.42008], [-12.35415, 12.32758], [-12.87336, 12.51892], [-13.06603, 12.49342], [-13.05296, 12.64003], [-13.70523, 12.68013], [-13.7039, 12.60313], [-13.65089, 12.49515], [-13.64168, 12.42764], [-13.70851, 12.24978], [-13.92745, 12.24077], [-13.94589, 12.16869], [-13.7039, 12.00869], [-13.7039, 11.70195], [-14.09799, 11.63649], [-14.26623, 11.67486], [-14.31513, 11.60713], [-14.51173, 11.49708], [-14.66677, 11.51188], [-14.77786, 11.36323], [-14.95993, 10.99244], [-15.07174, 10.89557], [-15.96748, 10.162], [-14.36218, 8.64107], [-13.29911, 9.04245], [-13.18586, 9.0925], [-13.08953, 9.0409], [-12.94095, 9.26335], [-12.76788, 9.3133], [-12.47254, 9.86834], [-12.24262, 9.92386], [-12.12634, 9.87203], [-11.91023, 9.93927], [-11.89624, 9.99763], [-11.2118, 10.00098], [-10.6534, 9.29919], [-10.74484, 9.07998], [-10.5783, 9.06386], [-10.56197, 8.81225], [-10.47707, 8.67669], [-10.61422, 8.5314], [-10.70565, 8.29235], [-10.63934, 8.35326], [-10.54891, 8.31174], [-10.37257, 8.48941], [-10.27575, 8.48711], [-10.203, 8.47991], [-10.14579, 8.52665], [-10.05375, 8.50697], [-10.05873, 8.42578], [-9.77763, 8.54633], [-9.47415, 8.35195], [-9.50898, 8.18455], [-9.41445, 8.02448], [-9.44928, 7.9284], [-9.35724, 7.74111], [-9.37465, 7.62032], [-9.48161, 7.37122], [-9.41943, 7.41809], [-9.305, 7.42056], [-9.20798, 7.38109], [-9.18311, 7.30461], [-9.09107, 7.1985], [-8.93435, 7.2824], [-8.85724, 7.26019], [-8.8448, 7.35149], [-8.72789, 7.51429], [-8.67814, 7.69428], [-8.55874, 7.70167], [-8.55874, 7.62525], [-8.47114, 7.55676], [-8.4003, 7.6285], [-8.21374, 7.54466], [-8.09931, 7.78626], [-8.13414, 7.87991], [-8.06449, 8.04989], [-7.94695, 8.00925], [-7.99919, 8.11023], [-7.98675, 8.20134], [-8.062, 8.16071], [-8.2411, 8.24196], [-8.22991, 8.48438], [-7.92518, 8.50652], [-7.65653, 8.36873], [-7.69882, 8.66148], [-7.95503, 8.81146], [-7.92518, 8.99332], [-7.73862, 9.08422], [-7.90777, 9.20456], [-7.85056, 9.41812], [-8.03463, 9.39604], [-8.14657, 9.55062], [-8.09434, 9.86936], [-8.15652, 9.94288], [-8.11921, 10.04577], [-8.01225, 10.1021], [-7.97971, 10.17117], [-7.9578, 10.2703], [-8.10207, 10.44649], [-8.22711, 10.41722], [-8.32614, 10.69273], [-8.2667, 10.91762], [-8.35083, 11.06234], [-8.66923, 10.99397], [-8.40058, 11.37466], [-8.80854, 11.66715], [-8.94784, 12.34842], [-9.13689, 12.50875], [-9.38067, 12.48446], [-9.32097, 12.29009], [-9.63938, 12.18312], [-9.714, 12.0226], [-10.30604, 12.24634], [-10.71897, 11.91552], [-10.80355, 12.1053], [-10.99758, 12.24634], [-11.24136, 12.01286], [-11.50006, 12.17826], [-11.37536, 12.40788]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GP",
+           iso1A3: "GLP",
+           iso1N3: "312",
+           wikidata: "Q17012",
+           nameEn: "Guadeloupe",
+           country: "FR",
+           groups: ["Q3320166", "EU", "029", "003", "419", "019", "UN"],
+           callingCodes: ["590"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-60.03183, 16.1129], [-61.60296, 16.73066], [-63.00549, 15.26166], [-60.03183, 16.1129]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GQ",
+           iso1A3: "GNQ",
+           iso1N3: "226",
+           wikidata: "Q983",
+           nameEn: "Equatorial Guinea",
+           groups: ["017", "202", "002", "UN"],
+           callingCodes: ["240"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[9.22018, 3.72052], [8.34397, 4.30689], [7.71762, 0.6674], [3.35016, -3.29031], [9.66433, 1.06723], [9.75065, 1.06753], [9.79648, 1.0019], [11.35307, 1.00251], [11.3561, 2.17217], [9.991, 2.16561], [9.90749, 2.20049], [9.89012, 2.20457], [9.84716, 2.24676], [9.83238, 2.29079], [9.83754, 2.32428], [9.82123, 2.35097], [9.81162, 2.33797], [9.22018, 3.72052]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GR",
+           iso1A3: "GRC",
+           iso1N3: "300",
+           wikidata: "Q41",
+           nameEn: "Greece",
+           aliases: ["EL"],
+           groups: ["EU", "039", "150", "UN"],
+           callingCodes: ["30"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[26.03489, 40.73051], [26.0754, 40.72772], [26.08638, 40.73214], [26.12495, 40.74283], [26.12854, 40.77339], [26.15685, 40.80709], [26.21351, 40.83298], [26.20856, 40.86048], [26.26169, 40.9168], [26.29441, 40.89119], [26.28623, 40.93005], [26.32259, 40.94042], [26.35894, 40.94292], [26.33297, 40.98388], [26.3606, 41.02027], [26.31928, 41.07386], [26.32259, 41.24929], [26.39861, 41.25053], [26.5209, 41.33993], [26.5837, 41.32131], [26.62997, 41.34613], [26.61767, 41.42281], [26.59742, 41.48058], [26.59196, 41.60491], [26.5209, 41.62592], [26.47958, 41.67037], [26.35957, 41.71149], [26.30255, 41.70925], [26.2654, 41.71544], [26.22888, 41.74139], [26.21325, 41.73223], [26.16841, 41.74858], [26.06148, 41.70345], [26.07083, 41.64584], [26.15146, 41.60828], [26.14328, 41.55496], [26.17951, 41.55409], [26.176, 41.50072], [26.14796, 41.47533], [26.20288, 41.43943], [26.16548, 41.42278], [26.12926, 41.35878], [25.87919, 41.30526], [25.8266, 41.34563], [25.70507, 41.29209], [25.66183, 41.31316], [25.61042, 41.30614], [25.55082, 41.31667], [25.52394, 41.2798], [25.48187, 41.28506], [25.28322, 41.23411], [25.11611, 41.34212], [24.942, 41.38685], [24.90928, 41.40876], [24.86136, 41.39298], [24.82514, 41.4035], [24.8041, 41.34913], [24.71529, 41.41928], [24.61129, 41.42278], [24.52599, 41.56808], [24.30513, 41.51297], [24.27124, 41.57682], [24.18126, 41.51735], [24.10063, 41.54796], [24.06323, 41.53222], [24.06908, 41.46132], [23.96975, 41.44118], [23.91483, 41.47971], [23.89613, 41.45257], [23.80148, 41.43943], [23.76525, 41.40175], [23.67644, 41.41139], [23.63203, 41.37632], [23.52453, 41.40262], [23.40416, 41.39999], [23.33639, 41.36317], [23.31301, 41.40525], [23.22771, 41.37106], [23.21953, 41.33773], [23.1833, 41.31755], [22.93334, 41.34104], [22.81199, 41.3398], [22.76408, 41.32225], [22.74538, 41.16321], [22.71266, 41.13945], [22.65306, 41.18168], [22.62852, 41.14385], [22.58295, 41.11568], [22.5549, 41.13065], [22.42285, 41.11921], [22.26744, 41.16409], [22.17629, 41.15969], [22.1424, 41.12449], [22.06527, 41.15617], [21.90869, 41.09191], [21.91102, 41.04786], [21.7556, 40.92525], [21.69601, 40.9429], [21.57448, 40.86076], [21.53007, 40.90759], [21.41555, 40.9173], [21.35595, 40.87578], [21.25779, 40.86165], [21.21105, 40.8855], [21.15262, 40.85546], [20.97887, 40.85475], [20.98396, 40.79109], [20.95752, 40.76982], [20.98134, 40.76046], [21.05833, 40.66586], [21.03932, 40.56299], [20.96908, 40.51526], [20.94925, 40.46625], [20.83688, 40.47882], [20.7906, 40.42726], [20.78234, 40.35803], [20.71789, 40.27739], [20.67162, 40.09433], [20.62566, 40.0897], [20.61081, 40.07866], [20.55593, 40.06524], [20.51297, 40.08168], [20.48487, 40.06271], [20.42373, 40.06777], [20.37911, 39.99058], [20.31135, 39.99438], [20.41546, 39.82832], [20.41475, 39.81437], [20.38572, 39.78516], [20.30804, 39.81563], [20.29152, 39.80421], [20.31961, 39.72799], [20.27412, 39.69884], [20.22707, 39.67459], [20.22376, 39.64532], [20.15988, 39.652], [20.12956, 39.65805], [20.05189, 39.69112], [20.00957, 39.69227], [19.98042, 39.6504], [19.92466, 39.69533], [19.97622, 39.78684], [19.95905, 39.82857], [19.0384, 40.35325], [19.20409, 39.7532], [22.5213, 33.45682], [29.73302, 35.92555], [29.69611, 36.10365], [29.61805, 36.14179], [29.61002, 36.1731], [29.48192, 36.18377], [29.30783, 36.01033], [28.23708, 36.56812], [27.95037, 36.46155], [27.89482, 36.69898], [27.46117, 36.53789], [27.24613, 36.71622], [27.45627, 36.9008], [27.20312, 36.94571], [27.14757, 37.32], [26.95583, 37.64989], [26.99377, 37.69034], [27.16428, 37.72343], [27.05537, 37.9131], [26.21136, 38.17558], [26.24183, 38.44695], [26.32173, 38.48731], [26.21136, 38.65436], [26.61814, 38.81372], [26.70773, 39.0312], [26.43357, 39.43096], [25.94257, 39.39358], [25.61285, 40.17161], [26.04292, 40.3958], [25.94795, 40.72797], [26.03489, 40.73051]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GS",
+           iso1A3: "SGS",
+           iso1N3: "239",
+           wikidata: "Q35086",
+           nameEn: "South Georgia and South Sandwich Islands",
+           country: "GB",
+           groups: ["BOTS", "005", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["500"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-35.26394, -43.68272], [-53.39656, -59.87088], [-22.31757, -59.85974], [-35.26394, -43.68272]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GT",
+           iso1A3: "GTM",
+           iso1N3: "320",
+           wikidata: "Q774",
+           nameEn: "Guatemala",
+           groups: ["013", "003", "419", "019", "UN"],
+           callingCodes: ["502"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-89.14985, 17.81563], [-90.98678, 17.81655], [-90.99199, 17.25192], [-91.43809, 17.25373], [-91.04436, 16.92175], [-90.69064, 16.70697], [-90.61212, 16.49832], [-90.40499, 16.40524], [-90.44567, 16.07573], [-91.73182, 16.07371], [-92.20983, 15.26077], [-92.0621, 15.07406], [-92.1454, 14.98143], [-92.1423, 14.88647], [-92.18161, 14.84147], [-92.1454, 14.6804], [-92.2261, 14.53423], [-92.37213, 14.39277], [-90.55276, 12.8866], [-90.11344, 13.73679], [-90.10505, 13.85104], [-89.88937, 14.0396], [-89.81807, 14.07073], [-89.76103, 14.02923], [-89.73251, 14.04133], [-89.75569, 14.07073], [-89.70756, 14.1537], [-89.61844, 14.21937], [-89.52397, 14.22628], [-89.50614, 14.26084], [-89.58814, 14.33165], [-89.57441, 14.41637], [-89.39028, 14.44561], [-89.34776, 14.43013], [-89.35189, 14.47553], [-89.23719, 14.58046], [-89.15653, 14.57802], [-89.13132, 14.71582], [-89.23467, 14.85596], [-89.15149, 14.97775], [-89.18048, 14.99967], [-89.15149, 15.07392], [-88.97343, 15.14039], [-88.32467, 15.63665], [-88.31459, 15.66942], [-88.24022, 15.69247], [-88.22552, 15.72294], [-88.20359, 16.03858], [-88.40779, 16.09624], [-88.95358, 15.88698], [-89.02415, 15.9063], [-89.17418, 15.90898], [-89.22683, 15.88619], [-89.15025, 17.04813], [-89.14985, 17.81563]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GU",
+           iso1A3: "GUM",
+           iso1N3: "316",
+           wikidata: "Q16635",
+           nameEn: "Guam",
+           aliases: ["US-GU"],
+           country: "US",
+           groups: ["Q1352230", "Q153732", "057", "009", "UN"],
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1 671"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[146.25931, 13.85876], [143.82485, 13.92273], [144.61642, 12.82462], [146.25931, 13.85876]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GW",
+           iso1A3: "GNB",
+           iso1N3: "624",
+           wikidata: "Q1007",
+           nameEn: "Guinea-Bissau",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["245"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-14.31513, 11.60713], [-14.26623, 11.67486], [-14.09799, 11.63649], [-13.7039, 11.70195], [-13.7039, 12.00869], [-13.94589, 12.16869], [-13.92745, 12.24077], [-13.70851, 12.24978], [-13.64168, 12.42764], [-13.65089, 12.49515], [-13.7039, 12.60313], [-13.70523, 12.68013], [-15.17582, 12.6847], [-15.67302, 12.42974], [-16.20591, 12.46157], [-16.38191, 12.36449], [-16.70562, 12.34803], [-17.4623, 11.92379], [-15.96748, 10.162], [-15.07174, 10.89557], [-14.95993, 10.99244], [-14.77786, 11.36323], [-14.66677, 11.51188], [-14.51173, 11.49708], [-14.31513, 11.60713]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "GY",
+           iso1A3: "GUY",
+           iso1N3: "328",
+           wikidata: "Q734",
+           nameEn: "Guyana",
+           groups: ["005", "419", "019", "UN"],
+           driveSide: "left",
+           callingCodes: ["592"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-56.84822, 6.73257], [-59.54058, 8.6862], [-59.98508, 8.53046], [-59.85562, 8.35213], [-59.80661, 8.28906], [-59.83156, 8.23261], [-59.97059, 8.20791], [-60.02407, 8.04557], [-60.38056, 7.8302], [-60.51959, 7.83373], [-60.64793, 7.56877], [-60.71923, 7.55817], [-60.59802, 7.33194], [-60.63367, 7.25061], [-60.54098, 7.14804], [-60.44116, 7.20817], [-60.28074, 7.1162], [-60.39419, 6.94847], [-60.54873, 6.8631], [-61.13632, 6.70922], [-61.20762, 6.58174], [-61.15058, 6.19558], [-61.4041, 5.95304], [-60.73204, 5.20931], [-60.32352, 5.21299], [-60.20944, 5.28754], [-59.98129, 5.07097], [-60.04189, 4.69801], [-60.15953, 4.53456], [-59.78878, 4.45637], [-59.69361, 4.34069], [-59.73353, 4.20399], [-59.51963, 3.91951], [-59.86899, 3.57089], [-59.79769, 3.37162], [-59.99733, 2.92312], [-59.91177, 2.36759], [-59.7264, 2.27497], [-59.74066, 1.87596], [-59.25583, 1.40559], [-58.92072, 1.31293], [-58.84229, 1.17749], [-58.53571, 1.29154], [-58.4858, 1.48399], [-58.33887, 1.58014], [-58.01873, 1.51966], [-57.97336, 1.64566], [-57.77281, 1.73344], [-57.55743, 1.69605], [-57.35073, 1.98327], [-57.23981, 1.95808], [-57.09109, 2.01854], [-57.07092, 1.95304], [-56.7659, 1.89509], [-56.47045, 1.95135], [-56.55439, 2.02003], [-56.70519, 2.02964], [-57.35891, 3.32121], [-58.0307, 3.95513], [-57.8699, 4.89394], [-57.37442, 5.0208], [-57.22536, 5.15605], [-57.31629, 5.33714], [-56.84822, 6.73257]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "HK",
+           iso1A3: "HKG",
+           iso1N3: "344",
+           wikidata: "Q8646",
+           nameEn: "Hong Kong",
+           country: "CN",
+           groups: ["030", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["852"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[113.92195, 22.13873], [114.50148, 22.15017], [114.44998, 22.55977], [114.25154, 22.55977], [114.22888, 22.5436], [114.22185, 22.55343], [114.20655, 22.55706], [114.18338, 22.55444], [114.17247, 22.55944], [114.1597, 22.56041], [114.15123, 22.55163], [114.1482, 22.54091], [114.13823, 22.54319], [114.12665, 22.54003], [114.11656, 22.53415], [114.11181, 22.52878], [114.1034, 22.5352], [114.09692, 22.53435], [114.09048, 22.53716], [114.08606, 22.53276], [114.07817, 22.52997], [114.07267, 22.51855], [114.06272, 22.51617], [114.05729, 22.51104], [114.05438, 22.5026], [114.03113, 22.5065], [113.86771, 22.42972], [113.81621, 22.2163], [113.83338, 22.1826], [113.92195, 22.13873]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "HM",
+           iso1A3: "HMD",
+           iso1N3: "334",
+           wikidata: "Q131198",
+           nameEn: "Heard Island and McDonald Islands",
+           country: "AU",
+           groups: ["053", "009", "UN"],
+           driveSide: "left"
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[71.08716, -53.87687], [75.44182, -53.99822], [72.87012, -51.48322], [71.08716, -53.87687]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "HN",
+           iso1A3: "HND",
+           iso1N3: "340",
+           wikidata: "Q783",
+           nameEn: "Honduras",
+           groups: ["013", "003", "419", "019", "UN"],
+           callingCodes: ["504"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-83.86109, 17.73736], [-88.20359, 16.03858], [-88.22552, 15.72294], [-88.24022, 15.69247], [-88.31459, 15.66942], [-88.32467, 15.63665], [-88.97343, 15.14039], [-89.15149, 15.07392], [-89.18048, 14.99967], [-89.15149, 14.97775], [-89.23467, 14.85596], [-89.13132, 14.71582], [-89.15653, 14.57802], [-89.23719, 14.58046], [-89.35189, 14.47553], [-89.34776, 14.43013], [-89.04187, 14.33644], [-88.94608, 14.20207], [-88.85785, 14.17763], [-88.815, 14.11652], [-88.73182, 14.10919], [-88.70661, 14.04317], [-88.49738, 13.97224], [-88.48982, 13.86458], [-88.25791, 13.91108], [-88.23018, 13.99915], [-88.07641, 13.98447], [-88.00331, 13.86948], [-87.7966, 13.91353], [-87.68821, 13.80829], [-87.73106, 13.75443], [-87.78148, 13.52906], [-87.71657, 13.50577], [-87.72115, 13.46083], [-87.73841, 13.44169], [-87.77354, 13.45767], [-87.83467, 13.44655], [-87.84675, 13.41078], [-87.80177, 13.35689], [-87.73714, 13.32715], [-87.69751, 13.25228], [-87.55124, 13.12523], [-87.37107, 12.98646], [-87.06306, 13.00892], [-87.03785, 12.98682], [-86.93197, 13.05313], [-86.93383, 13.18677], [-86.87066, 13.30641], [-86.71267, 13.30348], [-86.76812, 13.79605], [-86.35219, 13.77157], [-86.14801, 14.04317], [-86.00685, 14.08474], [-86.03458, 13.99181], [-85.75477, 13.8499], [-85.73964, 13.9698], [-85.45762, 14.11304], [-85.32149, 14.2562], [-85.18602, 14.24929], [-85.1575, 14.53934], [-84.90082, 14.80489], [-84.82596, 14.82212], [-84.70119, 14.68078], [-84.48373, 14.63249], [-84.10584, 14.76353], [-83.89551, 14.76697], [-83.62101, 14.89448], [-83.49268, 15.01158], [-83.13724, 15.00002], [-83.04763, 15.03256], [-82.06974, 14.49418], [-81.58685, 18.0025], [-83.86109, 17.73736]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "HR",
+           iso1A3: "HRV",
+           iso1N3: "191",
+           wikidata: "Q224",
+           nameEn: "Croatia",
+           groups: ["EU", "039", "150", "UN"],
+           callingCodes: ["385"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[17.6444, 42.88641], [17.5392, 42.92787], [17.70879, 42.97223], [17.64268, 43.08595], [17.46986, 43.16559], [17.286, 43.33065], [17.25579, 43.40353], [17.29699, 43.44542], [17.24411, 43.49376], [17.15828, 43.49376], [17.00585, 43.58037], [16.80736, 43.76011], [16.75316, 43.77157], [16.70922, 43.84887], [16.55472, 43.95326], [16.50528, 44.0244], [16.43629, 44.02826], [16.43662, 44.07523], [16.36864, 44.08263], [16.18688, 44.27012], [16.21346, 44.35231], [16.12969, 44.38275], [16.16814, 44.40679], [16.10566, 44.52586], [16.03012, 44.55572], [16.00884, 44.58605], [16.05828, 44.61538], [15.89348, 44.74964], [15.8255, 44.71501], [15.72584, 44.82334], [15.79472, 44.8455], [15.76096, 44.87045], [15.74723, 44.96818], [15.78568, 44.97401], [15.74585, 45.0638], [15.78842, 45.11519], [15.76371, 45.16508], [15.83512, 45.22459], [15.98412, 45.23088], [16.12153, 45.09616], [16.29036, 44.99732], [16.35404, 45.00241], [16.35863, 45.03529], [16.3749, 45.05206], [16.38219, 45.05139], [16.38309, 45.05955], [16.40023, 45.1147], [16.4634, 45.14522], [16.49155, 45.21153], [16.52982, 45.22713], [16.5501, 45.2212], [16.56559, 45.22307], [16.60194, 45.23042], [16.64962, 45.20714], [16.74845, 45.20393], [16.78219, 45.19002], [16.81137, 45.18434], [16.83804, 45.18951], [16.92405, 45.27607], [16.9385, 45.22742], [17.0415, 45.20759], [17.18438, 45.14764], [17.24325, 45.146], [17.25131, 45.14957], [17.26815, 45.18444], [17.32092, 45.16246], [17.33573, 45.14521], [17.41229, 45.13335], [17.4498, 45.16119], [17.45615, 45.12523], [17.47589, 45.12656], [17.51469, 45.10791], [17.59104, 45.10816], [17.66571, 45.13408], [17.84826, 45.04489], [17.87148, 45.04645], [17.93706, 45.08016], [17.97336, 45.12245], [17.97834, 45.13831], [17.99479, 45.14958], [18.01594, 45.15163], [18.03121, 45.12632], [18.1624, 45.07654], [18.24387, 45.13699], [18.32077, 45.1021], [18.41896, 45.11083], [18.47939, 45.05871], [18.65723, 45.07544], [18.78357, 44.97741], [18.80661, 44.93561], [18.76369, 44.93707], [18.76347, 44.90669], [18.8704, 44.85097], [19.01994, 44.85493], [18.98957, 44.90645], [19.02871, 44.92541], [19.06853, 44.89915], [19.15573, 44.95409], [19.05205, 44.97692], [19.1011, 45.01191], [19.07952, 45.14668], [19.14063, 45.12972], [19.19144, 45.17863], [19.43589, 45.17137], [19.41941, 45.23475], [19.28208, 45.23813], [19.10774, 45.29547], [18.97446, 45.37528], [18.99918, 45.49333], [19.08364, 45.48804], [19.07471, 45.53086], [18.94562, 45.53712], [18.88776, 45.57253], [18.96691, 45.66731], [18.90305, 45.71863], [18.85783, 45.85493], [18.81394, 45.91329], [18.80211, 45.87995], [18.6792, 45.92057], [18.57483, 45.80772], [18.44368, 45.73972], [18.12439, 45.78905], [18.08869, 45.76511], [17.99805, 45.79671], [17.87377, 45.78522], [17.66545, 45.84207], [17.56821, 45.93728], [17.35672, 45.95209], [17.14592, 46.16697], [16.8903, 46.28122], [16.8541, 46.36255], [16.7154, 46.39523], [16.6639, 46.45203], [16.59527, 46.47524], [16.52604, 46.47831], [16.5007, 46.49644], [16.44036, 46.5171], [16.38771, 46.53608], [16.37193, 46.55008], [16.29793, 46.5121], [16.26733, 46.51505], [16.26759, 46.50566], [16.23961, 46.49653], [16.25124, 46.48067], [16.27398, 46.42875], [16.27329, 46.41467], [16.30162, 46.40437], [16.30233, 46.37837], [16.18824, 46.38282], [16.14859, 46.40547], [16.05281, 46.39141], [16.05065, 46.3833], [16.07314, 46.36458], [16.07616, 46.3463], [15.97965, 46.30652], [15.79284, 46.25811], [15.78817, 46.21719], [15.75479, 46.20336], [15.75436, 46.21969], [15.67395, 46.22478], [15.6434, 46.21396], [15.64904, 46.19229], [15.59909, 46.14761], [15.6083, 46.11992], [15.62317, 46.09103], [15.72977, 46.04682], [15.71246, 46.01196], [15.70327, 46.00015], [15.70636, 45.92116], [15.67967, 45.90455], [15.68383, 45.88867], [15.68232, 45.86819], [15.70411, 45.8465], [15.66662, 45.84085], [15.64185, 45.82915], [15.57952, 45.84953], [15.52234, 45.82195], [15.47325, 45.8253], [15.47531, 45.79802], [15.40836, 45.79491], [15.25423, 45.72275], [15.30872, 45.69014], [15.34919, 45.71623], [15.4057, 45.64727], [15.38952, 45.63682], [15.34214, 45.64702], [15.34695, 45.63382], [15.31027, 45.6303], [15.27747, 45.60504], [15.29837, 45.5841], [15.30249, 45.53224], [15.38188, 45.48752], [15.33051, 45.45258], [15.27758, 45.46678], [15.16862, 45.42309], [15.05187, 45.49079], [15.02385, 45.48533], [14.92266, 45.52788], [14.90554, 45.47769], [14.81992, 45.45913], [14.80124, 45.49515], [14.71718, 45.53442], [14.68605, 45.53006], [14.69694, 45.57366], [14.59576, 45.62812], [14.60977, 45.66403], [14.57397, 45.67165], [14.53816, 45.6205], [14.5008, 45.60852], [14.49769, 45.54424], [14.36693, 45.48642], [14.32487, 45.47142], [14.27681, 45.4902], [14.26611, 45.48239], [14.24239, 45.50607], [14.22371, 45.50388], [14.20348, 45.46896], [14.07116, 45.48752], [14.00578, 45.52352], [13.96063, 45.50825], [13.99488, 45.47551], [13.97309, 45.45258], [13.90771, 45.45149], [13.88124, 45.42637], [13.81742, 45.43729], [13.7785, 45.46787], [13.67398, 45.4436], [13.62902, 45.45898], [13.56979, 45.4895], [13.45644, 45.59464], [13.05142, 45.33128], [13.12821, 44.48877], [16.15283, 42.18525], [18.45131, 42.21682], [18.54128, 42.39171], [18.52152, 42.42302], [18.43588, 42.48556], [18.44307, 42.51077], [18.43735, 42.55921], [18.36197, 42.61423], [18.24318, 42.6112], [17.88201, 42.83668], [17.80854, 42.9182], [17.7948, 42.89556], [17.68151, 42.92725], [17.6444, 42.88641]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "HT",
+           iso1A3: "HTI",
+           iso1N3: "332",
+           wikidata: "Q790",
+           nameEn: "Haiti",
+           aliases: ["RH"],
+           groups: ["029", "003", "419", "019", "UN"],
+           callingCodes: ["509"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-71.71885, 18.78423], [-71.72624, 18.87802], [-71.77766, 18.95007], [-71.88102, 18.95007], [-71.74088, 19.0437], [-71.71088, 19.08353], [-71.69938, 19.10916], [-71.65337, 19.11759], [-71.62642, 19.21212], [-71.73229, 19.26686], [-71.77766, 19.33823], [-71.69448, 19.37866], [-71.6802, 19.45008], [-71.71268, 19.53374], [-71.71449, 19.55364], [-71.7429, 19.58445], [-71.75865, 19.70231], [-71.77419, 19.73128], [-72.38946, 20.27111], [-73.37289, 20.43199], [-74.7289, 18.71009], [-74.76465, 18.06252], [-72.29523, 17.48026], [-71.75671, 18.03456], [-71.73783, 18.07177], [-71.74994, 18.11115], [-71.75465, 18.14405], [-71.78271, 18.18302], [-71.69952, 18.34101], [-71.90875, 18.45821], [-71.88102, 18.50125], [-72.00201, 18.62312], [-71.95412, 18.64939], [-71.82556, 18.62551], [-71.71885, 18.78423]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "HU",
+           iso1A3: "HUN",
+           iso1N3: "348",
+           wikidata: "Q28",
+           nameEn: "Hungary",
+           groups: ["EU", "151", "150", "UN"],
+           callingCodes: ["36"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[21.72525, 48.34628], [21.67134, 48.3989], [21.6068, 48.50365], [21.44063, 48.58456], [21.11516, 48.49546], [20.83248, 48.5824], [20.5215, 48.53336], [20.29943, 48.26104], [20.24312, 48.2784], [19.92452, 48.1283], [19.63338, 48.25006], [19.52489, 48.19791], [19.47957, 48.09437], [19.28182, 48.08336], [19.23924, 48.0595], [19.01952, 48.07052], [18.82176, 48.04206], [18.76134, 47.97499], [18.76821, 47.87469], [18.8506, 47.82308], [18.74074, 47.8157], [18.66521, 47.76772], [18.56496, 47.76588], [18.29305, 47.73541], [18.02938, 47.75665], [17.71215, 47.7548], [17.23699, 48.02094], [17.16001, 48.00636], [17.09786, 47.97336], [17.11022, 47.92461], [17.08275, 47.87719], [17.00997, 47.86245], [17.07039, 47.81129], [17.05048, 47.79377], [17.08893, 47.70928], [16.87538, 47.68895], [16.86509, 47.72268], [16.82938, 47.68432], [16.7511, 47.67878], [16.72089, 47.73469], [16.65679, 47.74197], [16.61183, 47.76171], [16.54779, 47.75074], [16.53514, 47.73837], [16.55129, 47.72268], [16.4222, 47.66537], [16.58699, 47.61772], [16.64193, 47.63114], [16.71059, 47.52692], [16.64821, 47.50155], [16.6718, 47.46139], [16.57152, 47.40868], [16.52414, 47.41007], [16.49908, 47.39416], [16.45104, 47.41181], [16.47782, 47.25918], [16.44142, 47.25079], [16.43663, 47.21127], [16.41739, 47.20649], [16.42801, 47.18422], [16.4523, 47.18812], [16.46442, 47.16845], [16.44932, 47.14418], [16.52863, 47.13974], [16.46134, 47.09395], [16.52176, 47.05747], [16.43936, 47.03548], [16.51369, 47.00084], [16.28202, 47.00159], [16.27594, 46.9643], [16.22403, 46.939], [16.19904, 46.94134], [16.10983, 46.867], [16.14365, 46.8547], [16.15711, 46.85434], [16.21892, 46.86961], [16.2365, 46.87775], [16.2941, 46.87137], [16.34547, 46.83836], [16.3408, 46.80641], [16.31303, 46.79838], [16.30966, 46.7787], [16.37816, 46.69975], [16.42641, 46.69228], [16.41863, 46.66238], [16.38594, 46.6549], [16.39217, 46.63673], [16.50139, 46.56684], [16.52885, 46.53303], [16.52604, 46.5051], [16.59527, 46.47524], [16.6639, 46.45203], [16.7154, 46.39523], [16.8541, 46.36255], [16.8903, 46.28122], [17.14592, 46.16697], [17.35672, 45.95209], [17.56821, 45.93728], [17.66545, 45.84207], [17.87377, 45.78522], [17.99805, 45.79671], [18.08869, 45.76511], [18.12439, 45.78905], [18.44368, 45.73972], [18.57483, 45.80772], [18.6792, 45.92057], [18.80211, 45.87995], [18.81394, 45.91329], [18.99712, 45.93537], [19.01284, 45.96529], [19.0791, 45.96458], [19.10388, 46.04015], [19.14543, 45.9998], [19.28826, 45.99694], [19.52473, 46.1171], [19.56113, 46.16824], [19.66007, 46.19005], [19.81491, 46.1313], [19.93508, 46.17553], [20.01816, 46.17696], [20.03533, 46.14509], [20.09713, 46.17315], [20.26068, 46.12332], [20.28324, 46.1438], [20.35573, 46.16629], [20.45377, 46.14405], [20.49718, 46.18721], [20.63863, 46.12728], [20.76085, 46.21002], [20.74574, 46.25467], [20.86797, 46.28884], [21.06572, 46.24897], [21.16872, 46.30118], [21.28061, 46.44941], [21.26929, 46.4993], [21.33214, 46.63035], [21.43926, 46.65109], [21.5151, 46.72147], [21.48935, 46.7577], [21.52028, 46.84118], [21.59307, 46.86935], [21.59581, 46.91628], [21.68645, 46.99595], [21.648, 47.03902], [21.78395, 47.11104], [21.94463, 47.38046], [22.01055, 47.37767], [22.03389, 47.42508], [22.00917, 47.50492], [22.31816, 47.76126], [22.41979, 47.7391], [22.46559, 47.76583], [22.67247, 47.7871], [22.76617, 47.8417], [22.77991, 47.87211], [22.89849, 47.95851], [22.84276, 47.98602], [22.87847, 48.04665], [22.81804, 48.11363], [22.73427, 48.12005], [22.66835, 48.09162], [22.58733, 48.10813], [22.59007, 48.15121], [22.49806, 48.25189], [22.38133, 48.23726], [22.2083, 48.42534], [22.14689, 48.4005], [21.83339, 48.36242], [21.8279, 48.33321], [21.72525, 48.34628]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "IC",
+           wikidata: "Q5813",
+           nameEn: "Canary Islands",
+           country: "ES",
+           groups: ["Q3320166", "Q105472", "EU", "039", "150", "UN"],
+           isoStatus: "excRes",
+           callingCodes: ["34"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-12.00985, 30.24121], [-25.3475, 27.87574], [-14.43883, 27.02969], [-12.00985, 30.24121]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "ID",
+           iso1A3: "IDN",
+           iso1N3: "360",
+           wikidata: "Q252",
+           nameEn: "Indonesia",
+           aliases: ["RI"]
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "IE",
+           iso1A3: "IRL",
+           iso1N3: "372",
+           wikidata: "Q27",
+           nameEn: "Republic of Ireland",
+           groups: ["EU", "Q22890", "154", "150", "UN"],
+           driveSide: "left",
+           callingCodes: ["353"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-6.26218, 54.09785], [-6.29003, 54.11278], [-6.32694, 54.09337], [-6.36279, 54.11248], [-6.36605, 54.07234], [-6.47849, 54.06947], [-6.62842, 54.03503], [-6.66264, 54.0666], [-6.6382, 54.17071], [-6.70175, 54.20218], [-6.74575, 54.18788], [-6.81583, 54.22791], [-6.85179, 54.29176], [-6.87775, 54.34682], [-7.02034, 54.4212], [-7.19145, 54.31296], [-7.14908, 54.22732], [-7.25012, 54.20063], [-7.26316, 54.13863], [-7.29493, 54.12013], [-7.29687, 54.1354], [-7.28017, 54.16714], [-7.29157, 54.17191], [-7.34005, 54.14698], [-7.30553, 54.11869], [-7.32834, 54.11475], [-7.44567, 54.1539], [-7.4799, 54.12239], [-7.55812, 54.12239], [-7.69501, 54.20731], [-7.81397, 54.20159], [-7.8596, 54.21779], [-7.87101, 54.29299], [-8.04555, 54.36292], [-8.179, 54.46763], [-8.04538, 54.48941], [-7.99812, 54.54427], [-7.8596, 54.53671], [-7.70315, 54.62077], [-7.93293, 54.66603], [-7.83352, 54.73854], [-7.75041, 54.7103], [-7.64449, 54.75265], [-7.54671, 54.74606], [-7.54508, 54.79401], [-7.47626, 54.83084], [-7.4473, 54.87003], [-7.44404, 54.9403], [-7.40004, 54.94498], [-7.4033, 55.00391], [-7.34464, 55.04688], [-7.2471, 55.06933], [-6.34755, 55.49206], [-7.75229, 55.93854], [-22.01468, 48.19557], [-6.03913, 51.13217], [-5.37267, 53.63269], [-6.26218, 54.09785]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "IL",
+           iso1A3: "ISR",
+           iso1N3: "376",
+           wikidata: "Q801",
+           nameEn: "Israel",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["972"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[34.052, 31.46619], [34.29262, 31.70393], [34.48681, 31.59711], [34.56797, 31.54197], [34.48892, 31.48365], [34.40077, 31.40926], [34.36505, 31.36404], [34.37381, 31.30598], [34.36523, 31.28963], [34.29417, 31.24194], [34.26742, 31.21998], [34.92298, 29.45305], [34.97718, 29.54294], [34.98207, 29.58147], [35.02147, 29.66343], [35.14108, 30.07374], [35.19183, 30.34636], [35.16218, 30.43535], [35.19595, 30.50297], [35.21379, 30.60401], [35.29311, 30.71365], [35.33456, 30.81224], [35.33984, 30.8802], [35.41371, 30.95565], [35.43658, 31.12444], [35.40316, 31.25535], [35.47672, 31.49578], [35.39675, 31.49572], [35.22921, 31.37445], [35.13033, 31.3551], [35.02459, 31.35979], [34.92571, 31.34337], [34.88932, 31.37093], [34.87833, 31.39321], [34.89756, 31.43891], [34.93258, 31.47816], [34.94356, 31.50743], [34.9415, 31.55601], [34.95249, 31.59813], [35.00879, 31.65426], [35.08226, 31.69107], [35.10782, 31.71594], [35.11895, 31.71454], [35.12933, 31.7325], [35.13931, 31.73012], [35.15119, 31.73634], [35.15474, 31.73352], [35.16478, 31.73242], [35.18023, 31.72067], [35.20538, 31.72388], [35.21937, 31.71578], [35.22392, 31.71899], [35.23972, 31.70896], [35.24315, 31.71244], [35.2438, 31.7201], [35.24981, 31.72543], [35.25182, 31.73945], [35.26319, 31.74846], [35.25225, 31.7678], [35.26058, 31.79064], [35.25573, 31.81362], [35.26404, 31.82567], [35.251, 31.83085], [35.25753, 31.8387], [35.24816, 31.8458], [35.2304, 31.84222], [35.2249, 31.85433], [35.22817, 31.8638], [35.22567, 31.86745], [35.22294, 31.87889], [35.22014, 31.88264], [35.2136, 31.88241], [35.21276, 31.88153], [35.21016, 31.88237], [35.20945, 31.8815], [35.20791, 31.8821], [35.20673, 31.88151], [35.20381, 31.86716], [35.21128, 31.863], [35.216, 31.83894], [35.21469, 31.81835], [35.19461, 31.82687], [35.18169, 31.82542], [35.18603, 31.80901], [35.14174, 31.81325], [35.07677, 31.85627], [35.05617, 31.85685], [35.01978, 31.82944], [34.9724, 31.83352], [34.99712, 31.85569], [35.03489, 31.85919], [35.03978, 31.89276], [35.03489, 31.92448], [35.00124, 31.93264], [34.98682, 31.96935], [35.00261, 32.027], [34.9863, 32.09551], [34.99437, 32.10962], [34.98507, 32.12606], [34.99039, 32.14626], [34.96009, 32.17503], [34.95703, 32.19522], [34.98885, 32.20758], [35.01841, 32.23981], [35.02939, 32.2671], [35.01119, 32.28684], [35.01772, 32.33863], [35.04243, 32.35008], [35.05142, 32.3667], [35.0421, 32.38242], [35.05311, 32.4024], [35.05423, 32.41754], [35.07059, 32.4585], [35.08564, 32.46948], [35.09236, 32.47614], [35.10024, 32.47856], [35.10882, 32.4757], [35.15937, 32.50466], [35.2244, 32.55289], [35.25049, 32.52453], [35.29306, 32.50947], [35.30685, 32.51024], [35.35212, 32.52047], [35.40224, 32.50136], [35.42034, 32.46009], [35.41598, 32.45593], [35.41048, 32.43706], [35.42078, 32.41562], [35.55807, 32.38674], [35.55494, 32.42687], [35.57485, 32.48669], [35.56614, 32.64393], [35.59813, 32.65159], [35.61669, 32.67999], [35.66527, 32.681], [35.68467, 32.70715], [35.75983, 32.74803], [35.78745, 32.77938], [35.83758, 32.82817], [35.84021, 32.8725], [35.87012, 32.91976], [35.89298, 32.9456], [35.87188, 32.98028], [35.84802, 33.1031], [35.81911, 33.11077], [35.81911, 33.1336], [35.84285, 33.16673], [35.83846, 33.19397], [35.81647, 33.2028], [35.81295, 33.24841], [35.77513, 33.27342], [35.813, 33.3172], [35.77477, 33.33609], [35.62019, 33.27278], [35.62283, 33.24226], [35.58502, 33.26653], [35.58326, 33.28381], [35.56523, 33.28969], [35.55555, 33.25844], [35.54544, 33.25513], [35.54808, 33.236], [35.5362, 33.23196], [35.54228, 33.19865], [35.52573, 33.11921], [35.50335, 33.114], [35.50272, 33.09056], [35.448, 33.09264], [35.43059, 33.06659], [35.35223, 33.05617], [35.31429, 33.10515], [35.1924, 33.08743], [35.10645, 33.09318], [34.78515, 33.20368], [33.62659, 31.82938], [34.052, 31.46619]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "IM",
+           iso1A3: "IMN",
+           iso1N3: "833",
+           wikidata: "Q9676",
+           nameEn: "Isle of Man",
+           country: "GB",
+           groups: ["Q185086", "154", "150", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["44 01624", "44 07624", "44 07524", "44 07924"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-3.98763, 54.07351], [-4.1819, 54.57861], [-5.6384, 53.81157], [-3.98763, 54.07351]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "IN",
+           iso1A3: "IND",
+           iso1N3: "356",
+           wikidata: "Q668",
+           nameEn: "India"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "IO",
+           iso1A3: "IOT",
+           iso1N3: "086",
+           wikidata: "Q43448",
+           nameEn: "British Indian Ocean Territory",
+           country: "GB"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "IQ",
+           iso1A3: "IRQ",
+           iso1N3: "368",
+           wikidata: "Q796",
+           nameEn: "Iraq",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["964"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[42.78887, 37.38615], [42.56725, 37.14878], [42.35724, 37.10998], [42.36697, 37.0627], [41.81736, 36.58782], [41.40058, 36.52502], [41.28864, 36.35368], [41.2564, 36.06012], [41.37027, 35.84095], [41.38184, 35.62502], [41.26569, 35.42708], [41.21654, 35.1508], [41.2345, 34.80049], [41.12388, 34.65742], [40.97676, 34.39788], [40.64314, 34.31604], [38.79171, 33.37328], [39.08202, 32.50304], [38.98762, 32.47694], [39.04251, 32.30203], [39.26157, 32.35555], [39.29903, 32.23259], [40.01521, 32.05667], [42.97601, 30.72204], [42.97796, 30.48295], [44.72255, 29.19736], [46.42415, 29.05947], [46.5527, 29.10283], [46.89695, 29.50584], [47.15166, 30.01044], [47.37192, 30.10421], [47.7095, 30.10453], [48.01114, 29.98906], [48.06782, 30.02906], [48.17332, 30.02448], [48.40479, 29.85763], [48.59531, 29.66815], [48.83867, 29.78572], [48.61441, 29.93675], [48.51011, 29.96238], [48.44785, 30.00148], [48.4494, 30.04456], [48.43384, 30.08233], [48.38869, 30.11062], [48.38714, 30.13485], [48.41671, 30.17254], [48.41117, 30.19846], [48.26393, 30.3408], [48.24385, 30.33846], [48.21279, 30.31644], [48.19425, 30.32796], [48.18321, 30.39703], [48.14585, 30.44133], [48.02443, 30.4789], [48.03221, 30.9967], [47.68219, 31.00004], [47.6804, 31.39086], [47.86337, 31.78422], [47.64771, 32.07666], [47.52474, 32.15972], [47.57144, 32.20583], [47.37529, 32.47808], [47.17218, 32.45393], [46.46788, 32.91992], [46.32298, 32.9731], [46.17198, 32.95612], [46.09103, 32.98354], [46.15175, 33.07229], [46.03966, 33.09577], [46.05367, 33.13097], [46.11905, 33.11924], [46.20623, 33.20395], [45.99919, 33.5082], [45.86687, 33.49263], [45.96183, 33.55751], [45.89801, 33.63661], [45.77814, 33.60938], [45.50261, 33.94968], [45.42789, 33.9458], [45.41077, 33.97421], [45.47264, 34.03099], [45.56176, 34.15088], [45.58667, 34.30147], [45.53552, 34.35148], [45.49171, 34.3439], [45.46697, 34.38221], [45.43879, 34.45949], [45.51883, 34.47692], [45.53219, 34.60441], [45.59074, 34.55558], [45.60224, 34.55057], [45.73923, 34.54416], [45.70031, 34.69277], [45.65672, 34.7222], [45.68284, 34.76624], [45.70031, 34.82322], [45.73641, 34.83975], [45.79682, 34.85133], [45.78904, 34.91135], [45.86532, 34.89858], [45.89477, 34.95805], [45.87864, 35.03441], [45.92173, 35.0465], [45.92203, 35.09538], [45.93108, 35.08148], [45.94756, 35.09188], [46.06508, 35.03699], [46.07747, 35.0838], [46.11763, 35.07551], [46.19116, 35.11097], [46.15642, 35.1268], [46.16229, 35.16984], [46.19738, 35.18536], [46.18457, 35.22561], [46.11367, 35.23729], [46.15474, 35.2883], [46.13152, 35.32548], [46.05358, 35.38568], [45.98453, 35.49848], [46.01518, 35.52012], [45.97584, 35.58132], [46.03028, 35.57416], [46.01307, 35.59756], [46.0165, 35.61501], [45.99452, 35.63574], [46.0117, 35.65059], [46.01631, 35.69139], [46.23736, 35.71414], [46.34166, 35.78363], [46.32921, 35.82655], [46.17198, 35.8013], [46.08325, 35.8581], [45.94711, 35.82218], [45.89784, 35.83708], [45.81442, 35.82107], [45.76145, 35.79898], [45.6645, 35.92872], [45.60018, 35.96069], [45.55245, 35.99943], [45.46594, 36.00042], [45.38275, 35.97156], [45.33916, 35.99424], [45.37652, 36.06222], [45.37312, 36.09917], [45.32235, 36.17383], [45.30038, 36.27769], [45.26261, 36.3001], [45.27394, 36.35846], [45.23953, 36.43257], [45.11811, 36.40751], [45.00759, 36.5402], [45.06985, 36.62645], [45.06985, 36.6814], [45.01537, 36.75128], [44.84725, 36.77622], [44.83479, 36.81362], [44.90173, 36.86096], [44.91199, 36.91468], [44.89862, 37.01897], [44.81611, 37.04383], [44.75229, 37.11958], [44.78319, 37.1431], [44.76698, 37.16162], [44.63179, 37.19229], [44.42631, 37.05825], [44.38117, 37.05825], [44.35315, 37.04955], [44.35937, 37.02843], [44.30645, 36.97373], [44.25975, 36.98119], [44.18503, 37.09551], [44.22239, 37.15756], [44.27998, 37.16501], [44.2613, 37.25055], [44.13521, 37.32486], [44.02002, 37.33229], [43.90949, 37.22453], [43.84878, 37.22205], [43.82699, 37.19477], [43.8052, 37.22825], [43.7009, 37.23692], [43.63085, 37.21957], [43.56702, 37.25675], [43.50787, 37.24436], [43.33508, 37.33105], [43.30083, 37.30629], [43.11403, 37.37436], [42.93705, 37.32015], [42.78887, 37.38615]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "IR",
+           iso1A3: "IRN",
+           iso1N3: "364",
+           wikidata: "Q794",
+           nameEn: "Iran",
+           groups: ["034", "142", "UN"],
+           callingCodes: ["98"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[44.96746, 39.42998], [44.88916, 39.59653], [44.81043, 39.62677], [44.71806, 39.71124], [44.65422, 39.72163], [44.6137, 39.78393], [44.47298, 39.68788], [44.48111, 39.61579], [44.41849, 39.56659], [44.42832, 39.4131], [44.37921, 39.4131], [44.29818, 39.378], [44.22452, 39.4169], [44.03667, 39.39223], [44.1043, 39.19842], [44.20946, 39.13975], [44.18863, 38.93881], [44.30322, 38.81581], [44.26155, 38.71427], [44.28065, 38.6465], [44.32058, 38.62752], [44.3207, 38.49799], [44.3119, 38.37887], [44.38309, 38.36117], [44.44386, 38.38295], [44.50115, 38.33939], [44.42476, 38.25763], [44.22509, 37.88859], [44.3883, 37.85433], [44.45948, 37.77065], [44.55498, 37.783], [44.62096, 37.71985], [44.56887, 37.6429], [44.61401, 37.60165], [44.58449, 37.45018], [44.81021, 37.2915], [44.75986, 37.21549], [44.7868, 37.16644], [44.78319, 37.1431], [44.75229, 37.11958], [44.81611, 37.04383], [44.89862, 37.01897], [44.91199, 36.91468], [44.90173, 36.86096], [44.83479, 36.81362], [44.84725, 36.77622], [45.01537, 36.75128], [45.06985, 36.6814], [45.06985, 36.62645], [45.00759, 36.5402], [45.11811, 36.40751], [45.23953, 36.43257], [45.27394, 36.35846], [45.26261, 36.3001], [45.30038, 36.27769], [45.32235, 36.17383], [45.37312, 36.09917], [45.37652, 36.06222], [45.33916, 35.99424], [45.38275, 35.97156], [45.46594, 36.00042], [45.55245, 35.99943], [45.60018, 35.96069], [45.6645, 35.92872], [45.76145, 35.79898], [45.81442, 35.82107], [45.89784, 35.83708], [45.94711, 35.82218], [46.08325, 35.8581], [46.17198, 35.8013], [46.32921, 35.82655], [46.34166, 35.78363], [46.23736, 35.71414], [46.01631, 35.69139], [46.0117, 35.65059], [45.99452, 35.63574], [46.0165, 35.61501], [46.01307, 35.59756], [46.03028, 35.57416], [45.97584, 35.58132], [46.01518, 35.52012], [45.98453, 35.49848], [46.05358, 35.38568], [46.13152, 35.32548], [46.15474, 35.2883], [46.11367, 35.23729], [46.18457, 35.22561], [46.19738, 35.18536], [46.16229, 35.16984], [46.15642, 35.1268], [46.19116, 35.11097], [46.11763, 35.07551], [46.07747, 35.0838], [46.06508, 35.03699], [45.94756, 35.09188], [45.93108, 35.08148], [45.92203, 35.09538], [45.92173, 35.0465], [45.87864, 35.03441], [45.89477, 34.95805], [45.86532, 34.89858], [45.78904, 34.91135], [45.79682, 34.85133], [45.73641, 34.83975], [45.70031, 34.82322], [45.68284, 34.76624], [45.65672, 34.7222], [45.70031, 34.69277], [45.73923, 34.54416], [45.60224, 34.55057], [45.59074, 34.55558], [45.53219, 34.60441], [45.51883, 34.47692], [45.43879, 34.45949], [45.46697, 34.38221], [45.49171, 34.3439], [45.53552, 34.35148], [45.58667, 34.30147], [45.56176, 34.15088], [45.47264, 34.03099], [45.41077, 33.97421], [45.42789, 33.9458], [45.50261, 33.94968], [45.77814, 33.60938], [45.89801, 33.63661], [45.96183, 33.55751], [45.86687, 33.49263], [45.99919, 33.5082], [46.20623, 33.20395], [46.11905, 33.11924], [46.05367, 33.13097], [46.03966, 33.09577], [46.15175, 33.07229], [46.09103, 32.98354], [46.17198, 32.95612], [46.32298, 32.9731], [46.46788, 32.91992], [47.17218, 32.45393], [47.37529, 32.47808], [47.57144, 32.20583], [47.52474, 32.15972], [47.64771, 32.07666], [47.86337, 31.78422], [47.6804, 31.39086], [47.68219, 31.00004], [48.03221, 30.9967], [48.02443, 30.4789], [48.14585, 30.44133], [48.18321, 30.39703], [48.19425, 30.32796], [48.21279, 30.31644], [48.24385, 30.33846], [48.26393, 30.3408], [48.41117, 30.19846], [48.41671, 30.17254], [48.38714, 30.13485], [48.38869, 30.11062], [48.43384, 30.08233], [48.4494, 30.04456], [48.44785, 30.00148], [48.51011, 29.96238], [48.61441, 29.93675], [48.83867, 29.78572], [49.98877, 27.87827], [50.37726, 27.89227], [54.39838, 25.68383], [55.14145, 25.62624], [55.81777, 26.18798], [56.2644, 26.58649], [56.68954, 26.76645], [56.79239, 26.41236], [56.82555, 25.7713], [56.86325, 25.03856], [61.46682, 24.57869], [61.6433, 25.27541], [61.683, 25.66638], [61.83968, 25.7538], [61.83831, 26.07249], [61.89391, 26.26251], [62.05117, 26.31647], [62.21304, 26.26601], [62.31484, 26.528], [62.77352, 26.64099], [63.1889, 26.65072], [63.18688, 26.83844], [63.25005, 26.84212], [63.25005, 27.08692], [63.32283, 27.14437], [63.19649, 27.25674], [62.80604, 27.22412], [62.79684, 27.34381], [62.84905, 27.47627], [62.7638, 28.02992], [62.79412, 28.28108], [62.59499, 28.24842], [62.40259, 28.42703], [61.93581, 28.55284], [61.65978, 28.77937], [61.53765, 29.00507], [61.31508, 29.38903], [60.87231, 29.86514], [61.80829, 30.84224], [61.78268, 30.92724], [61.8335, 30.97669], [61.83257, 31.0452], [61.80957, 31.12576], [61.80569, 31.16167], [61.70929, 31.37391], [60.84541, 31.49561], [60.86191, 32.22565], [60.56485, 33.12944], [60.88908, 33.50219], [60.91133, 33.55596], [60.69573, 33.56054], [60.57762, 33.59772], [60.5485, 33.73422], [60.5838, 33.80793], [60.50209, 34.13992], [60.66502, 34.31539], [60.91321, 34.30411], [60.72316, 34.52857], [60.99922, 34.63064], [61.00197, 34.70631], [61.06926, 34.82139], [61.12831, 35.09938], [61.0991, 35.27845], [61.18187, 35.30249], [61.27371, 35.61482], [61.22719, 35.67038], [61.26152, 35.80749], [61.22444, 35.92879], [61.12007, 35.95992], [61.22719, 36.12759], [61.1393, 36.38782], [61.18187, 36.55348], [61.14516, 36.64644], [60.34767, 36.63214], [60.00768, 37.04102], [59.74678, 37.12499], [59.55178, 37.13594], [59.39385, 37.34257], [59.39797, 37.47892], [59.33507, 37.53146], [59.22905, 37.51161], [58.9338, 37.67374], [58.6921, 37.64548], [58.5479, 37.70526], [58.47786, 37.6433], [58.39959, 37.63134], [58.22999, 37.6856], [58.21399, 37.77281], [57.79534, 37.89299], [57.35042, 37.98546], [57.37236, 38.09321], [57.21169, 38.28965], [57.03453, 38.18717], [56.73928, 38.27887], [56.62255, 38.24005], [56.43303, 38.26054], [56.32454, 38.18502], [56.33278, 38.08132], [55.97847, 38.08024], [55.76561, 38.12238], [55.44152, 38.08564], [55.13412, 37.94705], [54.851, 37.75739], [54.77684, 37.62264], [54.81804, 37.61285], [54.77822, 37.51597], [54.67247, 37.43532], [54.58664, 37.45809], [54.36211, 37.34912], [54.24565, 37.32047], [53.89734, 37.3464], [48.88288, 38.43975], [48.84969, 38.45015], [48.81072, 38.44853], [48.78979, 38.45026], [48.70001, 38.40564], [48.62217, 38.40198], [48.58793, 38.45076], [48.45084, 38.61013], [48.3146, 38.59958], [48.24773, 38.71883], [48.02581, 38.82705], [48.01409, 38.90333], [48.07734, 38.91616], [48.08627, 38.94434], [48.28437, 38.97186], [48.33884, 39.03022], [48.31239, 39.09278], [48.15361, 39.19419], [48.12404, 39.25208], [48.15984, 39.30028], [48.37385, 39.37584], [48.34264, 39.42935], [47.98977, 39.70999], [47.84774, 39.66285], [47.50099, 39.49615], [47.38978, 39.45999], [47.31301, 39.37492], [47.05927, 39.24846], [47.05771, 39.20143], [46.95341, 39.13505], [46.92539, 39.16644], [46.83822, 39.13143], [46.75752, 39.03231], [46.53497, 38.86548], [46.34059, 38.92076], [46.20601, 38.85262], [46.14785, 38.84206], [46.06766, 38.87861], [46.00228, 38.87376], [45.94624, 38.89072], [45.90266, 38.87739], [45.83883, 38.90768], [45.65172, 38.95199], [45.6155, 38.94304], [45.6131, 38.964], [45.44966, 38.99243], [45.44811, 39.04927], [45.40452, 39.07224], [45.40148, 39.09007], [45.30489, 39.18333], [45.16168, 39.21952], [45.08751, 39.35052], [45.05932, 39.36435], [44.96746, 39.42998]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "IS",
+           iso1A3: "ISL",
+           iso1N3: "352",
+           wikidata: "Q189",
+           nameEn: "Iceland",
+           groups: ["154", "150", "UN"],
+           callingCodes: ["354"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-33.15676, 62.62995], [-8.25539, 63.0423], [-15.70914, 69.67442], [-33.15676, 62.62995]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "IT",
+           iso1A3: "ITA",
+           iso1N3: "380",
+           wikidata: "Q38",
+           nameEn: "Italy",
+           groups: ["EU", "039", "150", "UN"],
+           callingCodes: ["39"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[8.95861, 45.96485], [8.97604, 45.96151], [8.97741, 45.98317], [8.96668, 45.98436], [8.95861, 45.96485]]], [[[7.63035, 43.57419], [9.56115, 43.20816], [10.09675, 41.44089], [7.60802, 41.05927], [7.89009, 38.19924], [11.2718, 37.6713], [12.13667, 34.20326], [14.02721, 36.53141], [17.67657, 35.68918], [18.83516, 40.36999], [16.15283, 42.18525], [13.12821, 44.48877], [13.05142, 45.33128], [13.45644, 45.59464], [13.6076, 45.64761], [13.7198, 45.59352], [13.74587, 45.59811], [13.78445, 45.5825], [13.84106, 45.58185], [13.86771, 45.59898], [13.8695, 45.60835], [13.9191, 45.6322], [13.87933, 45.65207], [13.83422, 45.68703], [13.83332, 45.70855], [13.8235, 45.7176], [13.66986, 45.79955], [13.59784, 45.8072], [13.58858, 45.83503], [13.57563, 45.8425], [13.58644, 45.88173], [13.59565, 45.89446], [13.60857, 45.89907], [13.61931, 45.91782], [13.63815, 45.93607], [13.6329, 45.94894], [13.64307, 45.98326], [13.63458, 45.98947], [13.62074, 45.98388], [13.58903, 45.99009], [13.56759, 45.96991], [13.52963, 45.96588], [13.50104, 45.98078], [13.47474, 46.00546], [13.49702, 46.01832], [13.50998, 46.04498], [13.49568, 46.04839], [13.50104, 46.05986], [13.57072, 46.09022], [13.64053, 46.13587], [13.66472, 46.17392], [13.64451, 46.18966], [13.56682, 46.18703], [13.56114, 46.2054], [13.47587, 46.22725], [13.42218, 46.20758], [13.37671, 46.29668], [13.44808, 46.33507], [13.43418, 46.35992], [13.47019, 46.3621], [13.5763, 46.40915], [13.5763, 46.42613], [13.59777, 46.44137], [13.68684, 46.43881], [13.7148, 46.5222], [13.64088, 46.53438], [13.27627, 46.56059], [12.94445, 46.60401], [12.59992, 46.6595], [12.38708, 46.71529], [12.27591, 46.88651], [12.2006, 46.88854], [12.11675, 47.01241], [12.21781, 47.03996], [12.19254, 47.09331], [11.74789, 46.98484], [11.50739, 47.00644], [11.33355, 46.99862], [11.10618, 46.92966], [11.00764, 46.76896], [10.72974, 46.78972], [10.75753, 46.82258], [10.66405, 46.87614], [10.54783, 46.84505], [10.47197, 46.85698], [10.38659, 46.67847], [10.40475, 46.63671], [10.44686, 46.64162], [10.49375, 46.62049], [10.46136, 46.53164], [10.25309, 46.57432], [10.23674, 46.63484], [10.10307, 46.61003], [10.03715, 46.44479], [10.165, 46.41051], [10.10506, 46.3372], [10.17862, 46.25626], [10.14439, 46.22992], [10.07055, 46.21668], [9.95249, 46.38045], [9.73086, 46.35071], [9.71273, 46.29266], [9.57015, 46.2958], [9.46117, 46.37481], [9.45936, 46.50873], [9.40487, 46.46621], [9.36128, 46.5081], [9.28136, 46.49685], [9.25502, 46.43743], [9.29226, 46.32717], [9.24503, 46.23616], [9.01618, 46.04928], [8.99257, 45.9698], [9.09065, 45.89906], [9.06642, 45.8761], [9.04546, 45.84968], [9.04059, 45.8464], [9.03505, 45.83976], [9.03793, 45.83548], [9.03279, 45.82865], [9.0298, 45.82127], [9.00324, 45.82055], [8.99663, 45.83466], [8.9621, 45.83707], [8.94737, 45.84285], [8.91129, 45.8388], [8.93504, 45.86245], [8.94372, 45.86587], [8.93649, 45.86775], [8.88904, 45.95465], [8.86688, 45.96135], [8.85121, 45.97239], [8.8319, 45.9879], [8.79362, 45.99207], [8.78585, 45.98973], [8.79414, 46.00913], [8.85617, 46.0748], [8.80778, 46.10085], [8.75697, 46.10395], [8.62242, 46.12112], [8.45032, 46.26869], [8.46317, 46.43712], [8.42464, 46.46367], [8.30648, 46.41587], [8.31162, 46.38044], [8.08814, 46.26692], [8.16866, 46.17817], [8.11383, 46.11577], [8.02906, 46.10331], [7.98881, 45.99867], [7.9049, 45.99945], [7.85949, 45.91485], [7.56343, 45.97421], [7.10685, 45.85653], [7.04151, 45.92435], [6.95315, 45.85163], [6.80785, 45.83265], [6.80785, 45.71864], [6.98948, 45.63869], [7.00037, 45.509], [7.18019, 45.40071], [7.10572, 45.32924], [7.13115, 45.25386], [7.07074, 45.21228], [6.96706, 45.20841], [6.85144, 45.13226], [6.7697, 45.16044], [6.62803, 45.11175], [6.66981, 45.02324], [6.74791, 45.01939], [6.74519, 44.93661], [6.75518, 44.89915], [6.90774, 44.84322], [6.93499, 44.8664], [7.02217, 44.82519], [7.00401, 44.78782], [7.07484, 44.68073], [7.00582, 44.69364], [6.95133, 44.66264], [6.96042, 44.62129], [6.85507, 44.53072], [6.86233, 44.49834], [6.94504, 44.43112], [6.88784, 44.42043], [6.89171, 44.36637], [6.98221, 44.28289], [7.00764, 44.23736], [7.16929, 44.20352], [7.27827, 44.1462], [7.34547, 44.14359], [7.36364, 44.11882], [7.62155, 44.14881], [7.63245, 44.17877], [7.68694, 44.17487], [7.66878, 44.12795], [7.72508, 44.07578], [7.6597, 44.03009], [7.66848, 43.99943], [7.65266, 43.9763], [7.60771, 43.95772], [7.56858, 43.94506], [7.56075, 43.89932], [7.51162, 43.88301], [7.49355, 43.86551], [7.50423, 43.84345], [7.53006, 43.78405], [7.63035, 43.57419]], [[12.45181, 41.90056], [12.44834, 41.90095], [12.44582, 41.90194], [12.44815, 41.90326], [12.44984, 41.90545], [12.45091, 41.90625], [12.45543, 41.90738], [12.45561, 41.90629], [12.45762, 41.9058], [12.45755, 41.9033], [12.45826, 41.90281], [12.45834, 41.90174], [12.4577, 41.90115], [12.45691, 41.90125], [12.45626, 41.90172], [12.45435, 41.90143], [12.45446, 41.90028], [12.45181, 41.90056]], [[12.45648, 43.89369], [12.44184, 43.90498], [12.41641, 43.89991], [12.40935, 43.9024], [12.41233, 43.90956], [12.40733, 43.92379], [12.41551, 43.92984], [12.41165, 43.93769], [12.40506, 43.94325], [12.40415, 43.95485], [12.41414, 43.95273], [12.42005, 43.9578], [12.43662, 43.95698], [12.44684, 43.96597], [12.46205, 43.97463], [12.47853, 43.98052], [12.49406, 43.98492], [12.50678, 43.99113], [12.51463, 43.99122], [12.5154, 43.98508], [12.51064, 43.98165], [12.51109, 43.97201], [12.50622, 43.97131], [12.50875, 43.96198], [12.50655, 43.95796], [12.51427, 43.94897], [12.51553, 43.94096], [12.50496, 43.93017], [12.50269, 43.92363], [12.49724, 43.92248], [12.49247, 43.91774], [12.49429, 43.90973], [12.48771, 43.89706], [12.45648, 43.89369]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "JE",
+           iso1A3: "JEY",
+           iso1N3: "832",
+           wikidata: "Q785",
+           nameEn: "Bailiwick of Jersey",
+           country: "GB",
+           groups: ["830", "Q185086", "154", "150", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["44 01534"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-2.00491, 48.86706], [-1.83944, 49.23037], [-2.09454, 49.46288], [-2.65349, 49.15373], [-2.00491, 48.86706]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "JM",
+           iso1A3: "JAM",
+           iso1N3: "388",
+           wikidata: "Q766",
+           nameEn: "Jamaica",
+           aliases: ["JA"],
+           groups: ["029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           callingCodes: ["1 876", "1 658"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-74.09729, 17.36817], [-78.9741, 19.59515], [-78.34606, 16.57862], [-74.09729, 17.36817]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "JO",
+           iso1A3: "JOR",
+           iso1N3: "400",
+           wikidata: "Q810",
+           nameEn: "Jordan",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["962"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[39.04251, 32.30203], [38.98762, 32.47694], [39.08202, 32.50304], [38.79171, 33.37328], [36.83946, 32.31293], [36.40959, 32.37908], [36.23948, 32.50108], [36.20875, 32.49529], [36.20379, 32.52751], [36.08074, 32.51463], [36.02239, 32.65911], [35.96633, 32.66237], [35.93307, 32.71966], [35.88405, 32.71321], [35.75983, 32.74803], [35.68467, 32.70715], [35.66527, 32.681], [35.61669, 32.67999], [35.59813, 32.65159], [35.56614, 32.64393], [35.57485, 32.48669], [35.55494, 32.42687], [35.55807, 32.38674], [35.57111, 32.21877], [35.52012, 32.04076], [35.54375, 31.96587], [35.52758, 31.9131], [35.55941, 31.76535], [35.47672, 31.49578], [35.40316, 31.25535], [35.43658, 31.12444], [35.41371, 30.95565], [35.33984, 30.8802], [35.33456, 30.81224], [35.29311, 30.71365], [35.21379, 30.60401], [35.19595, 30.50297], [35.16218, 30.43535], [35.19183, 30.34636], [35.14108, 30.07374], [35.02147, 29.66343], [34.98207, 29.58147], [34.97718, 29.54294], [34.92298, 29.45305], [34.8812, 29.36878], [36.07081, 29.18469], [36.50005, 29.49696], [36.75083, 29.86903], [37.4971, 29.99949], [37.66395, 30.33245], [37.99354, 30.49998], [36.99791, 31.50081], [38.99233, 31.99721], [39.29903, 32.23259], [39.26157, 32.35555], [39.04251, 32.30203]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "JP",
+           iso1A3: "JPN",
+           iso1N3: "392",
+           wikidata: "Q17",
+           nameEn: "Japan",
+           groups: ["030", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["81"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[145.82361, 43.38904], [145.23667, 43.76813], [145.82343, 44.571], [140.9182, 45.92937], [133.61399, 37.41], [129.2669, 34.87122], [122.26612, 25.98197], [123.92912, 17.8782], [155.16731, 23.60141], [145.82361, 43.38904]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "KE",
+           iso1A3: "KEN",
+           iso1N3: "404",
+           wikidata: "Q114",
+           nameEn: "Kenya",
+           groups: ["014", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["254"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[35.9419, 4.61933], [35.51424, 4.61643], [35.42366, 4.76969], [35.47843, 4.91872], [35.30992, 4.90402], [35.34151, 5.02364], [34.47601, 4.72162], [33.9873, 4.23316], [34.06046, 4.15235], [34.15429, 3.80464], [34.45815, 3.67385], [34.44922, 3.51627], [34.39112, 3.48802], [34.41794, 3.44342], [34.40006, 3.37949], [34.45815, 3.18319], [34.56242, 3.11478], [34.60114, 2.93034], [34.65774, 2.8753], [34.73967, 2.85447], [34.78137, 2.76223], [34.77244, 2.70272], [34.95267, 2.47209], [34.90947, 2.42447], [34.98692, 1.97348], [34.9899, 1.6668], [34.92734, 1.56109], [34.87819, 1.5596], [34.7918, 1.36752], [34.82606, 1.30944], [34.82606, 1.26626], [34.80223, 1.22754], [34.67562, 1.21265], [34.58029, 1.14712], [34.57427, 1.09868], [34.52369, 1.10692], [34.43349, 0.85254], [34.40041, 0.80266], [34.31516, 0.75693], [34.27345, 0.63182], [34.20196, 0.62289], [34.13493, 0.58118], [34.11408, 0.48884], [34.08727, 0.44713], [34.10067, 0.36372], [33.90936, 0.10581], [33.98449, -0.13079], [33.9264, -0.54188], [33.93107, -0.99298], [34.02286, -1.00779], [34.03084, -1.05101], [34.0824, -1.02264], [37.67199, -3.06222], [37.71745, -3.304], [37.5903, -3.42735], [37.63099, -3.50723], [37.75036, -3.54243], [37.81321, -3.69179], [39.21631, -4.67835], [39.44306, -4.93877], [39.62121, -4.68136], [41.75542, -1.85308], [41.56362, -1.66375], [41.56, -1.59812], [41.00099, -0.83068], [40.98767, 2.82959], [41.31368, 3.14314], [41.89488, 3.97375], [41.1754, 3.94079], [40.77498, 4.27683], [39.86043, 3.86974], [39.76808, 3.67058], [39.58339, 3.47434], [39.55132, 3.39634], [39.51551, 3.40895], [39.49444, 3.45521], [39.19954, 3.47834], [39.07736, 3.5267], [38.91938, 3.51198], [38.52336, 3.62551], [38.45812, 3.60445], [38.14168, 3.62487], [37.07724, 4.33503], [36.84474, 4.44518], [36.03924, 4.44406], [35.95449, 4.53244], [35.9419, 4.61933]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "KG",
+           iso1A3: "KGZ",
+           iso1N3: "417",
+           wikidata: "Q813",
+           nameEn: "Kyrgyzstan",
+           groups: ["143", "142", "UN"],
+           callingCodes: ["996"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[74.88756, 42.98612], [74.75, 42.99029], [74.70331, 43.02519], [74.64615, 43.05881], [74.57491, 43.13702], [74.22489, 43.24657], [73.55634, 43.03071], [73.50992, 42.82356], [73.44393, 42.43098], [71.88792, 42.83578], [71.62405, 42.76613], [71.53272, 42.8014], [71.2724, 42.77853], [71.22785, 42.69248], [71.17807, 42.67381], [71.15232, 42.60486], [70.97717, 42.50147], [70.85973, 42.30188], [70.94483, 42.26238], [71.13263, 42.28356], [71.28719, 42.18033], [70.69777, 41.92554], [70.17682, 41.5455], [70.48909, 41.40335], [70.67586, 41.47953], [70.78572, 41.36419], [70.77885, 41.24813], [70.86263, 41.23833], [70.9615, 41.16393], [71.02193, 41.19494], [71.11806, 41.15359], [71.25813, 41.18796], [71.27187, 41.11015], [71.34877, 41.16807], [71.40198, 41.09436], [71.46148, 41.13958], [71.43814, 41.19644], [71.46688, 41.31883], [71.57227, 41.29175], [71.6787, 41.42111], [71.65914, 41.49599], [71.73054, 41.54713], [71.71132, 41.43012], [71.76625, 41.4466], [71.83914, 41.3546], [71.91457, 41.2982], [71.85964, 41.19081], [72.07249, 41.11739], [72.10745, 41.15483], [72.16433, 41.16483], [72.17594, 41.15522], [72.14864, 41.13363], [72.1792, 41.10621], [72.21061, 41.05607], [72.17594, 41.02377], [72.18339, 40.99571], [72.324, 41.03381], [72.34026, 41.04539], [72.34757, 41.06104], [72.36138, 41.04384], [72.38511, 41.02785], [72.45206, 41.03018], [72.48742, 40.97136], [72.55109, 40.96046], [72.59136, 40.86947], [72.68157, 40.84942], [72.84291, 40.85512], [72.94454, 40.8094], [73.01869, 40.84681], [73.13267, 40.83512], [73.13412, 40.79122], [73.0612, 40.76678], [72.99133, 40.76457], [72.93296, 40.73089], [72.8722, 40.71111], [72.85372, 40.7116], [72.84754, 40.67229], [72.80137, 40.67856], [72.74866, 40.60873], [72.74894, 40.59592], [72.75982, 40.57273], [72.74862, 40.57131], [72.74768, 40.58051], [72.73995, 40.58409], [72.69579, 40.59778], [72.66713, 40.59076], [72.66713, 40.5219], [72.47795, 40.5532], [72.40517, 40.61917], [72.34406, 40.60144], [72.41714, 40.55736], [72.38384, 40.51535], [72.41513, 40.50856], [72.44191, 40.48222], [72.40346, 40.4007], [72.24368, 40.46091], [72.18648, 40.49893], [71.96401, 40.31907], [72.05464, 40.27586], [71.85002, 40.25647], [71.82646, 40.21872], [71.73054, 40.14818], [71.71719, 40.17886], [71.69621, 40.18492], [71.70569, 40.20391], [71.68386, 40.26984], [71.61931, 40.26775], [71.61725, 40.20615], [71.51549, 40.22986], [71.51215, 40.26943], [71.4246, 40.28619], [71.36663, 40.31593], [71.13042, 40.34106], [71.05901, 40.28765], [70.95789, 40.28761], [70.9818, 40.22392], [70.80495, 40.16813], [70.7928, 40.12797], [70.65827, 40.0981], [70.65946, 39.9878], [70.58912, 39.95211], [70.55033, 39.96619], [70.47557, 39.93216], [70.57384, 39.99394], [70.58297, 40.00891], [70.01283, 40.23288], [69.67001, 40.10639], [69.64704, 40.12165], [69.57615, 40.10524], [69.55555, 40.12296], [69.53794, 40.11833], [69.53855, 40.0887], [69.5057, 40.03277], [69.53615, 39.93991], [69.43557, 39.92877], [69.43134, 39.98431], [69.35649, 40.01994], [69.26938, 39.8127], [69.3594, 39.52516], [69.68677, 39.59281], [69.87491, 39.53882], [70.11111, 39.58223], [70.2869, 39.53141], [70.44757, 39.60128], [70.64087, 39.58792], [70.7854, 39.38933], [71.06418, 39.41586], [71.08752, 39.50704], [71.49814, 39.61397], [71.55856, 39.57588], [71.5517, 39.45722], [71.62688, 39.44056], [71.76816, 39.45456], [71.80164, 39.40631], [71.7522, 39.32031], [71.79202, 39.27355], [71.90601, 39.27674], [72.04059, 39.36704], [72.09689, 39.26823], [72.17242, 39.2661], [72.23834, 39.17248], [72.33173, 39.33093], [72.62027, 39.39696], [72.85934, 39.35116], [73.18454, 39.35536], [73.31912, 39.38615], [73.45096, 39.46677], [73.59831, 39.46425], [73.87018, 39.47879], [73.94683, 39.60733], [73.92354, 39.69565], [73.9051, 39.75073], [73.83006, 39.76136], [73.97049, 40.04378], [74.25533, 40.13191], [74.35063, 40.09742], [74.69875, 40.34668], [74.85996, 40.32857], [74.78168, 40.44886], [74.82013, 40.52197], [75.08243, 40.43945], [75.22834, 40.45382], [75.5854, 40.66874], [75.69663, 40.28642], [75.91361, 40.2948], [75.96168, 40.38064], [76.33659, 40.3482], [76.5261, 40.46114], [76.75681, 40.95354], [76.99302, 41.0696], [77.28004, 41.0033], [77.3693, 41.0375], [77.52723, 41.00227], [77.76206, 41.01574], [77.81287, 41.14307], [78.12873, 41.23091], [78.15757, 41.38565], [78.3732, 41.39603], [79.92977, 42.04113], [80.17842, 42.03211], [80.17807, 42.21166], [79.97364, 42.42816], [79.52921, 42.44778], [79.19763, 42.804], [78.91502, 42.76839], [78.48469, 42.89649], [75.82823, 42.94848], [75.72174, 42.79672], [75.29966, 42.86183], [75.22619, 42.85528], [74.88756, 42.98612]], [[70.74189, 39.86319], [70.63105, 39.77923], [70.59667, 39.83542], [70.54998, 39.85137], [70.52631, 39.86989], [70.53651, 39.89155], [70.74189, 39.86319]], [[71.86463, 39.98598], [71.84316, 39.95582], [71.7504, 39.93701], [71.71511, 39.96348], [71.78838, 40.01404], [71.86463, 39.98598]], [[71.21139, 40.03369], [71.1427, 39.95026], [71.23067, 39.93581], [71.16101, 39.88423], [71.10531, 39.91354], [71.04979, 39.89808], [71.10501, 39.95568], [71.09063, 39.99], [71.11668, 39.99291], [71.11037, 40.01984], [71.01035, 40.05481], [71.00236, 40.18154], [71.06305, 40.1771], [71.12218, 40.03052], [71.21139, 40.03369]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "KH",
+           iso1A3: "KHM",
+           iso1N3: "116",
+           wikidata: "Q424",
+           nameEn: "Cambodia",
+           groups: ["035", "142", "UN"],
+           callingCodes: ["855"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[105.87328, 11.55953], [105.81645, 11.56876], [105.80867, 11.60536], [105.8507, 11.66635], [105.88962, 11.67854], [105.95188, 11.63738], [106.00792, 11.7197], [106.02038, 11.77457], [106.06708, 11.77761], [106.13158, 11.73283], [106.18539, 11.75171], [106.26478, 11.72122], [106.30525, 11.67549], [106.37219, 11.69836], [106.44691, 11.66787], [106.45158, 11.68616], [106.41577, 11.76999], [106.44535, 11.8279], [106.44068, 11.86294], [106.4687, 11.86751], [106.4111, 11.97413], [106.70687, 11.96956], [106.79405, 12.0807], [106.92325, 12.06548], [106.99953, 12.08983], [107.15831, 12.27547], [107.34511, 12.33327], [107.42917, 12.24657], [107.4463, 12.29373], [107.55059, 12.36824], [107.5755, 12.52177], [107.55993, 12.7982], [107.49611, 12.88926], [107.49144, 13.01215], [107.62843, 13.3668], [107.61909, 13.52577], [107.53503, 13.73908], [107.45252, 13.78897], [107.46498, 13.91593], [107.44318, 13.99751], [107.38247, 13.99147], [107.35757, 14.02319], [107.37158, 14.07906], [107.33577, 14.11832], [107.40427, 14.24509], [107.39493, 14.32655], [107.44941, 14.41552], [107.48521, 14.40346], [107.52569, 14.54665], [107.52102, 14.59034], [107.55371, 14.628], [107.54361, 14.69092], [107.47238, 14.61523], [107.44435, 14.52785], [107.37897, 14.54443], [107.3276, 14.58812], [107.29803, 14.58963], [107.26534, 14.54292], [107.256, 14.48716], [107.21241, 14.48716], [107.17038, 14.41782], [107.09722, 14.3937], [107.03962, 14.45099], [107.04585, 14.41782], [106.98825, 14.36806], [106.9649, 14.3198], [106.90574, 14.33639], [106.8497, 14.29416], [106.80767, 14.31226], [106.73762, 14.42687], [106.63333, 14.44194], [106.59908, 14.50977], [106.57106, 14.50525], [106.54148, 14.59565], [106.50723, 14.58963], [106.45898, 14.55045], [106.47766, 14.50977], [106.43874, 14.52032], [106.40916, 14.45249], [106.32355, 14.44043], [106.25194, 14.48415], [106.21302, 14.36203], [106.00131, 14.36957], [105.99509, 14.32734], [106.02311, 14.30623], [106.04801, 14.20363], [106.10872, 14.18401], [106.11962, 14.11307], [106.18656, 14.06324], [106.16632, 14.01794], [106.10094, 13.98471], [106.10405, 13.9137], [105.90791, 13.92881], [105.78182, 14.02247], [105.78338, 14.08438], [105.5561, 14.15684], [105.44869, 14.10703], [105.36775, 14.09948], [105.2759, 14.17496], [105.20894, 14.34967], [105.17748, 14.34432], [105.14012, 14.23873], [105.08408, 14.20402], [105.02804, 14.23722], [104.97667, 14.38806], [104.69335, 14.42726], [104.55014, 14.36091], [104.27616, 14.39861], [103.93836, 14.3398], [103.70175, 14.38052], [103.71109, 14.4348], [103.53518, 14.42575], [103.39353, 14.35639], [103.16469, 14.33075], [102.93275, 14.19044], [102.91251, 14.01531], [102.77864, 13.93374], [102.72727, 13.77806], [102.56848, 13.69366], [102.5481, 13.6589], [102.58635, 13.6286], [102.62483, 13.60883], [102.57573, 13.60461], [102.5358, 13.56933], [102.44601, 13.5637], [102.36859, 13.57488], [102.33828, 13.55613], [102.361, 13.50551], [102.35563, 13.47307], [102.35692, 13.38274], [102.34611, 13.35618], [102.36001, 13.31142], [102.36146, 13.26006], [102.43422, 13.09061], [102.46011, 13.08057], [102.52275, 12.99813], [102.48694, 12.97537], [102.49335, 12.92711], [102.53053, 12.77506], [102.4994, 12.71736], [102.51963, 12.66117], [102.57567, 12.65358], [102.7796, 12.43781], [102.78116, 12.40284], [102.73134, 12.37091], [102.70176, 12.1686], [102.77026, 12.06815], [102.78427, 11.98746], [102.83957, 11.8519], [102.90973, 11.75613], [102.91449, 11.65512], [102.52395, 11.25257], [102.47649, 9.66162], [103.99198, 10.48391], [104.43778, 10.42386], [104.47963, 10.43046], [104.49869, 10.4057], [104.59018, 10.53073], [104.87933, 10.52833], [104.95094, 10.64003], [105.09571, 10.72722], [105.02722, 10.89236], [105.08326, 10.95656], [105.11449, 10.96332], [105.34011, 10.86179], [105.42884, 10.96878], [105.50045, 10.94586], [105.77751, 11.03671], [105.86376, 10.89839], [105.84603, 10.85873], [105.93403, 10.83853], [105.94535, 10.9168], [106.06708, 10.8098], [106.18539, 10.79451], [106.14301, 10.98176], [106.20095, 10.97795], [106.1757, 11.07301], [106.1527, 11.10476], [106.10444, 11.07879], [105.86782, 11.28343], [105.88962, 11.43605], [105.87328, 11.55953]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "KI",
+           iso1A3: "KIR",
+           iso1N3: "296",
+           wikidata: "Q710",
+           nameEn: "Kiribati",
+           groups: ["057", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["686"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[169, 3.9], [169, -3.5], [178, -3.5], [178, 3.9], [169, 3.9]]], [[[-161.06795, 5.2462], [-158.12991, -1.86122], [-175.33482, -1.40631], [-175.31804, -7.54825], [-156.50903, -7.4975], [-156.48634, -15.52824], [-135.59706, -4.70473], [-161.06795, 5.2462]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "KM",
+           iso1A3: "COM",
+           iso1N3: "174",
+           wikidata: "Q970",
+           nameEn: "Comoros",
+           groups: ["014", "202", "002", "UN"],
+           callingCodes: ["269"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[42.63904, -10.02522], [43.28731, -13.97126], [45.4971, -11.75965], [42.63904, -10.02522]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "KN",
+           iso1A3: "KNA",
+           iso1N3: "659",
+           wikidata: "Q763",
+           nameEn: "St. Kitts and Nevis",
+           groups: ["029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           callingCodes: ["1 869"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-62.29333, 17.43155], [-62.76692, 17.64353], [-63.09677, 17.21372], [-62.63813, 16.65446], [-62.29333, 17.43155]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "KP",
+           iso1A3: "PRK",
+           iso1N3: "408",
+           wikidata: "Q423",
+           nameEn: "North Korea",
+           groups: ["030", "142", "UN"],
+           callingCodes: ["850"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[130.26095, 42.9027], [130.09764, 42.91425], [130.12957, 42.98361], [129.96409, 42.97306], [129.95082, 43.01051], [129.8865, 43.00395], [129.85261, 42.96494], [129.83277, 42.86746], [129.80719, 42.79218], [129.7835, 42.76521], [129.77183, 42.69435], [129.75294, 42.59409], [129.72541, 42.43739], [129.60482, 42.44461], [129.54701, 42.37254], [129.42882, 42.44702], [129.28541, 42.41574], [129.22423, 42.3553], [129.22285, 42.26491], [129.15178, 42.17224], [128.96068, 42.06657], [128.94007, 42.03537], [128.04487, 42.01769], [128.15119, 41.74568], [128.30716, 41.60322], [128.20061, 41.40895], [128.18546, 41.41279], [128.12967, 41.37931], [128.03311, 41.39232], [128.02633, 41.42103], [127.92943, 41.44291], [127.29712, 41.49473], [127.17841, 41.59714], [126.90729, 41.79955], [126.60631, 41.65565], [126.53189, 41.35206], [126.242, 41.15454], [126.00335, 40.92835], [125.76869, 40.87908], [125.71172, 40.85223], [124.86913, 40.45387], [124.40719, 40.13655], [124.38556, 40.11047], [124.3322, 40.05573], [124.37089, 40.03004], [124.35029, 39.95639], [124.23201, 39.9248], [124.17532, 39.8232], [123.90497, 38.79949], [123.85601, 37.49093], [124.67666, 38.05679], [124.84224, 37.977], [124.87921, 37.80827], [125.06408, 37.66334], [125.37112, 37.62643], [125.81159, 37.72949], [126.13074, 37.70512], [126.18776, 37.74728], [126.19097, 37.81462], [126.24402, 37.83113], [126.43239, 37.84095], [126.46818, 37.80873], [126.56709, 37.76857], [126.59918, 37.76364], [126.66067, 37.7897], [126.68793, 37.83728], [126.68793, 37.9175], [126.67023, 37.95852], [126.84961, 38.0344], [126.88106, 38.10246], [126.95887, 38.1347], [126.95338, 38.17735], [127.04479, 38.25518], [127.15749, 38.30722], [127.38727, 38.33227], [127.49672, 38.30647], [127.55013, 38.32257], [128.02917, 38.31861], [128.27652, 38.41657], [128.31105, 38.58462], [128.37487, 38.62345], [128.65655, 38.61914], [131.95041, 41.5445], [130.65022, 42.32281], [130.66367, 42.38024], [130.64181, 42.41422], [130.60805, 42.4317], [130.56835, 42.43281], [130.55143, 42.52158], [130.50123, 42.61636], [130.44361, 42.54849], [130.41826, 42.6011], [130.2385, 42.71127], [130.23068, 42.80125], [130.26095, 42.9027]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "KR",
+           iso1A3: "KOR",
+           iso1N3: "410",
+           wikidata: "Q884",
+           nameEn: "South Korea",
+           groups: ["030", "142", "UN"],
+           callingCodes: ["82"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[133.11729, 37.53115], [128.65655, 38.61914], [128.37487, 38.62345], [128.31105, 38.58462], [128.27652, 38.41657], [128.02917, 38.31861], [127.55013, 38.32257], [127.49672, 38.30647], [127.38727, 38.33227], [127.15749, 38.30722], [127.04479, 38.25518], [126.95338, 38.17735], [126.95887, 38.1347], [126.88106, 38.10246], [126.84961, 38.0344], [126.67023, 37.95852], [126.68793, 37.9175], [126.68793, 37.83728], [126.66067, 37.7897], [126.59918, 37.76364], [126.56709, 37.76857], [126.46818, 37.80873], [126.43239, 37.84095], [126.24402, 37.83113], [126.19097, 37.81462], [126.18776, 37.74728], [126.13074, 37.70512], [125.81159, 37.72949], [125.37112, 37.62643], [125.06408, 37.66334], [124.87921, 37.80827], [124.84224, 37.977], [124.67666, 38.05679], [123.85601, 37.49093], [122.80525, 33.30571], [125.99728, 32.63328], [129.2669, 34.87122], [133.11729, 37.53115]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "KW",
+           iso1A3: "KWT",
+           iso1N3: "414",
+           wikidata: "Q817",
+           nameEn: "Kuwait",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["965"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[49.00421, 28.81495], [48.59531, 29.66815], [48.40479, 29.85763], [48.17332, 30.02448], [48.06782, 30.02906], [48.01114, 29.98906], [47.7095, 30.10453], [47.37192, 30.10421], [47.15166, 30.01044], [46.89695, 29.50584], [46.5527, 29.10283], [47.46202, 29.0014], [47.58376, 28.83382], [47.59863, 28.66798], [47.70561, 28.5221], [48.42991, 28.53628], [49.00421, 28.81495]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "KY",
+           iso1A3: "CYM",
+           iso1N3: "136",
+           wikidata: "Q5785",
+           nameEn: "Cayman Islands",
+           country: "GB",
+           groups: ["BOTS", "029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1 345"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-82.11509, 19.60401], [-80.36068, 18.11751], [-79.32727, 20.06742], [-82.11509, 19.60401]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "KZ",
+           iso1A3: "KAZ",
+           iso1N3: "398",
+           wikidata: "Q232",
+           nameEn: "Kazakhstan",
+           groups: ["143", "142", "UN"],
+           callingCodes: ["7"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[68.90865, 55.38148], [68.19206, 55.18823], [68.26661, 55.09226], [68.21308, 54.98645], [65.20174, 54.55216], [65.24663, 54.35721], [65.11033, 54.33028], [64.97216, 54.4212], [63.97686, 54.29763], [64.02715, 54.22679], [63.91224, 54.20013], [63.80604, 54.27079], [62.58651, 54.05871], [62.56876, 53.94047], [62.45931, 53.90737], [62.38535, 54.03961], [62.00966, 54.04134], [62.03913, 53.94768], [61.65318, 54.02445], [61.56941, 53.95703], [61.47603, 54.08048], [61.3706, 54.08464], [61.26863, 53.92797], [60.99796, 53.93699], [61.14283, 53.90063], [61.22574, 53.80268], [60.90626, 53.62937], [61.55706, 53.57144], [61.57185, 53.50112], [61.37957, 53.45887], [61.29082, 53.50992], [61.14291, 53.41481], [61.19024, 53.30536], [62.14574, 53.09626], [62.12799, 52.99133], [62.0422, 52.96105], [61.23462, 53.03227], [61.05842, 52.92217], [60.71989, 52.75923], [60.71693, 52.66245], [60.84118, 52.63912], [60.84709, 52.52228], [60.98021, 52.50068], [61.05417, 52.35096], [60.78201, 52.22067], [60.72581, 52.15538], [60.48915, 52.15175], [60.19925, 51.99173], [59.99809, 51.98263], [60.09867, 51.87135], [60.50986, 51.7964], [60.36787, 51.66815], [60.5424, 51.61675], [60.92401, 51.61124], [60.95655, 51.48615], [61.50677, 51.40687], [61.55114, 51.32746], [61.6813, 51.25716], [61.56889, 51.23679], [61.4431, 50.80679], [60.81833, 50.6629], [60.31914, 50.67705], [60.17262, 50.83312], [60.01288, 50.8163], [59.81172, 50.54451], [59.51886, 50.49937], [59.48928, 50.64216], [58.87974, 50.70852], [58.3208, 51.15151], [57.75578, 51.13852], [57.74986, 50.93017], [57.44221, 50.88354], [57.17302, 51.11253], [56.17906, 50.93204], [56.11398, 50.7471], [55.67774, 50.54508], [54.72067, 51.03261], [54.56685, 51.01958], [54.71476, 50.61214], [54.55797, 50.52006], [54.41894, 50.61214], [54.46331, 50.85554], [54.12248, 51.11542], [53.69299, 51.23466], [53.46165, 51.49445], [52.54329, 51.48444], [52.36119, 51.74161], [51.8246, 51.67916], [51.77431, 51.49536], [51.301, 51.48799], [51.26254, 51.68466], [50.59695, 51.61859], [50.26859, 51.28677], [49.97277, 51.2405], [49.76866, 51.11067], [49.39001, 51.09396], [49.41959, 50.85927], [49.12673, 50.78639], [48.86936, 50.61589], [48.57946, 50.63278], [48.90782, 50.02281], [48.68352, 49.89546], [48.42564, 49.82283], [48.24519, 49.86099], [48.10044, 50.09242], [47.58551, 50.47867], [47.30448, 50.30894], [47.34589, 50.09308], [47.18319, 49.93721], [46.9078, 49.86707], [46.78398, 49.34026], [47.04658, 49.19834], [47.00857, 49.04921], [46.78392, 48.95352], [46.49011, 48.43019], [47.11516, 48.27188], [47.12107, 47.83687], [47.38731, 47.68176], [47.41689, 47.83687], [47.64973, 47.76559], [48.15348, 47.74545], [48.45173, 47.40818], [48.52326, 47.4102], [49.01136, 46.72716], [48.51142, 46.69268], [48.54988, 46.56267], [49.16518, 46.38542], [49.32259, 46.26944], [49.88945, 46.04554], [49.2134, 44.84989], [52.26048, 41.69249], [52.47884, 41.78034], [52.97575, 42.1308], [54.20635, 42.38477], [54.95182, 41.92424], [55.45471, 41.25609], [56.00314, 41.32584], [55.97584, 44.99322], [55.97584, 44.99328], [55.97584, 44.99338], [55.97584, 44.99343], [55.97584, 44.99348], [55.97584, 44.99353], [55.97584, 44.99359], [55.97584, 44.99369], [55.97584, 44.99374], [55.97584, 44.99384], [55.97584, 44.9939], [55.97584, 44.994], [55.97584, 44.99405], [55.97584, 44.99415], [55.97584, 44.99421], [55.97584, 44.99426], [55.97584, 44.99431], [55.97584, 44.99436], [55.97584, 44.99441], [55.97594, 44.99446], [55.97605, 44.99452], [55.97605, 44.99457], [55.97605, 44.99462], [55.97605, 44.99467], [55.97605, 44.99477], [55.97615, 44.99477], [55.97615, 44.99483], [55.97615, 44.99493], [55.97615, 44.99498], [55.97615, 44.99503], [55.97615, 44.99508], [55.97625, 44.99514], [55.97636, 44.99519], [55.97636, 44.99524], [55.97646, 44.99529], [55.97646, 44.99534], [55.97656, 44.99539], [55.97667, 44.99545], [55.97677, 44.9955], [55.97677, 44.99555], [55.97677, 44.9956], [55.97687, 44.9956], [55.97698, 44.99565], [55.97698, 44.9957], [55.97708, 44.99576], [55.97718, 44.99581], [55.97729, 44.99586], [55.97739, 44.99586], [55.97739, 44.99591], [55.97749, 44.99591], [55.9776, 44.99591], [55.9777, 44.99596], [55.9777, 44.99601], [55.9778, 44.99607], [55.97791, 44.99607], [55.97801, 44.99607], [55.97801, 44.99612], [55.97811, 44.99617], [55.97822, 44.99617], [55.97832, 44.99622], [55.97842, 44.99622], [58.59711, 45.58671], [61.01475, 44.41383], [62.01711, 43.51008], [63.34656, 43.64003], [64.53885, 43.56941], [64.96464, 43.74748], [65.18666, 43.48835], [65.53277, 43.31856], [65.85194, 42.85481], [66.09482, 42.93426], [66.00546, 41.94455], [66.53302, 41.87388], [66.69129, 41.1311], [67.9644, 41.14611], [67.98511, 41.02794], [68.08273, 41.08148], [68.1271, 41.0324], [67.96736, 40.83798], [68.49983, 40.56437], [68.63, 40.59358], [68.58444, 40.91447], [68.49983, 40.99669], [68.62221, 41.03019], [68.65662, 40.93861], [68.73945, 40.96989], [68.7217, 41.05025], [69.01308, 41.22804], [69.05006, 41.36183], [69.15137, 41.43078], [69.17701, 41.43769], [69.18528, 41.45175], [69.20439, 41.45391], [69.22671, 41.46298], [69.23332, 41.45847], [69.25059, 41.46693], [69.29778, 41.43673], [69.35554, 41.47211], [69.37468, 41.46555], [69.45081, 41.46246], [69.39485, 41.51518], [69.45751, 41.56863], [69.49545, 41.545], [70.94483, 42.26238], [70.85973, 42.30188], [70.97717, 42.50147], [71.15232, 42.60486], [71.17807, 42.67381], [71.22785, 42.69248], [71.2724, 42.77853], [71.53272, 42.8014], [71.62405, 42.76613], [71.88792, 42.83578], [73.44393, 42.43098], [73.50992, 42.82356], [73.55634, 43.03071], [74.22489, 43.24657], [74.57491, 43.13702], [74.64615, 43.05881], [74.70331, 43.02519], [74.75, 42.99029], [74.88756, 42.98612], [75.22619, 42.85528], [75.29966, 42.86183], [75.72174, 42.79672], [75.82823, 42.94848], [78.48469, 42.89649], [78.91502, 42.76839], [79.19763, 42.804], [79.52921, 42.44778], [79.97364, 42.42816], [80.17807, 42.21166], [80.26841, 42.23797], [80.16892, 42.61137], [80.26886, 42.8366], [80.38169, 42.83142], [80.58999, 42.9011], [80.3735, 43.01557], [80.62913, 43.141], [80.78817, 43.14235], [80.77771, 43.30065], [80.69718, 43.32589], [80.75156, 43.44948], [80.40031, 44.10986], [80.40229, 44.23319], [80.38384, 44.63073], [79.8987, 44.89957], [80.11169, 45.03352], [81.73278, 45.3504], [82.51374, 45.1755], [82.58474, 45.40027], [82.21792, 45.56619], [83.04622, 47.19053], [83.92184, 46.98912], [84.73077, 47.01394], [84.93995, 46.87399], [85.22443, 47.04816], [85.54294, 47.06171], [85.69696, 47.2898], [85.61067, 47.49753], [85.5169, 48.05493], [85.73581, 48.3939], [86.38069, 48.46064], [86.75343, 48.70331], [86.73568, 48.99918], [86.87238, 49.12432], [87.28386, 49.11626], [87.31465, 49.23603], [87.03071, 49.25142], [86.82606, 49.51796], [86.61307, 49.60239], [86.79056, 49.74787], [86.63674, 49.80136], [86.18709, 49.50259], [85.24047, 49.60239], [84.99198, 50.06793], [84.29385, 50.27257], [83.8442, 50.87375], [83.14607, 51.00796], [82.55443, 50.75412], [81.94999, 50.79307], [81.46581, 50.77658], [81.41248, 50.97524], [81.06091, 50.94833], [81.16999, 51.15662], [80.80318, 51.28262], [80.44819, 51.20855], [80.4127, 50.95581], [80.08138, 50.77658], [79.11255, 52.01171], [77.90383, 53.29807], [76.54243, 53.99329], [76.44076, 54.16017], [76.82266, 54.1798], [76.91052, 54.4677], [75.3668, 54.07439], [75.43398, 53.98652], [75.07405, 53.80831], [73.39218, 53.44623], [73.25412, 53.61532], [73.68921, 53.86522], [73.74778, 54.07194], [73.37963, 53.96132], [72.71026, 54.1161], [72.43415, 53.92685], [72.17477, 54.36303], [71.96141, 54.17736], [71.10379, 54.13326], [71.08706, 54.33376], [71.24185, 54.64965], [71.08288, 54.71253], [70.96009, 55.10558], [70.76493, 55.3027], [70.19179, 55.1476], [69.74917, 55.35545], [69.34224, 55.36344], [68.90865, 55.38148]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "LA",
+           iso1A3: "LAO",
+           iso1N3: "418",
+           wikidata: "Q819",
+           nameEn: "Laos",
+           groups: ["035", "142", "UN"],
+           callingCodes: ["856"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[102.1245, 22.43372], [102.03633, 22.46164], [101.98487, 22.42766], [101.91344, 22.44417], [101.90714, 22.38688], [101.86828, 22.38397], [101.7685, 22.50337], [101.68973, 22.46843], [101.61306, 22.27515], [101.56789, 22.28876], [101.53638, 22.24794], [101.60675, 22.13513], [101.57525, 22.13026], [101.62566, 21.96574], [101.7791, 21.83019], [101.74555, 21.72852], [101.83257, 21.61562], [101.80001, 21.57461], [101.7475, 21.5873], [101.7727, 21.51794], [101.74224, 21.48276], [101.74014, 21.30967], [101.84412, 21.25291], [101.83887, 21.20983], [101.76745, 21.21571], [101.79266, 21.19025], [101.7622, 21.14813], [101.70548, 21.14911], [101.66977, 21.20004], [101.60886, 21.17947], [101.59491, 21.18621], [101.6068, 21.23329], [101.54563, 21.25668], [101.29326, 21.17254], [101.2229, 21.23271], [101.26912, 21.36482], [101.19349, 21.41959], [101.2124, 21.56422], [101.15156, 21.56129], [101.16198, 21.52808], [101.00234, 21.39612], [100.80173, 21.2934], [100.72716, 21.31786], [100.63578, 21.05639], [100.55281, 21.02796], [100.50974, 20.88574], [100.64628, 20.88279], [100.60112, 20.8347], [100.51079, 20.82194], [100.36375, 20.82783], [100.1957, 20.68247], [100.08404, 20.36626], [100.09999, 20.31614], [100.09337, 20.26293], [100.11785, 20.24787], [100.1712, 20.24324], [100.16668, 20.2986], [100.22076, 20.31598], [100.25769, 20.3992], [100.33383, 20.4028], [100.37439, 20.35156], [100.41473, 20.25625], [100.44992, 20.23644], [100.4537, 20.19971], [100.47567, 20.19133], [100.51052, 20.14928], [100.55218, 20.17741], [100.58808, 20.15791], [100.5094, 19.87904], [100.398, 19.75047], [100.49604, 19.53504], [100.58219, 19.49164], [100.64606, 19.55884], [100.77231, 19.48324], [100.90302, 19.61901], [101.08928, 19.59748], [101.26545, 19.59242], [101.26991, 19.48324], [101.21347, 19.46223], [101.20604, 19.35296], [101.24911, 19.33334], [101.261, 19.12717], [101.35606, 19.04716], [101.25803, 18.89545], [101.22832, 18.73377], [101.27585, 18.68875], [101.06047, 18.43247], [101.18227, 18.34367], [101.15108, 18.25624], [101.19118, 18.2125], [101.1793, 18.0544], [101.02185, 17.87637], [100.96541, 17.57926], [101.15108, 17.47586], [101.44667, 17.7392], [101.72294, 17.92867], [101.78087, 18.07559], [101.88485, 18.02474], [102.11359, 18.21532], [102.45523, 17.97106], [102.59234, 17.96127], [102.60971, 17.95411], [102.61432, 17.92273], [102.5896, 17.84889], [102.59485, 17.83537], [102.68194, 17.80151], [102.69946, 17.81686], [102.67543, 17.84529], [102.68538, 17.86653], [102.75954, 17.89561], [102.79044, 17.93612], [102.81988, 17.94233], [102.86323, 17.97531], [102.95812, 18.0054], [102.9912, 17.9949], [103.01998, 17.97095], [103.0566, 18.00144], [103.07823, 18.03833], [103.07343, 18.12351], [103.1493, 18.17799], [103.14994, 18.23172], [103.17093, 18.2618], [103.29757, 18.30475], [103.23818, 18.34875], [103.24779, 18.37807], [103.30977, 18.4341], [103.41044, 18.4486], [103.47773, 18.42841], [103.60957, 18.40528], [103.699, 18.34125], [103.82449, 18.33979], [103.85642, 18.28666], [103.93916, 18.33914], [103.97725, 18.33631], [104.06533, 18.21656], [104.10927, 18.10826], [104.21776, 17.99335], [104.2757, 17.86139], [104.35432, 17.82871], [104.45404, 17.66788], [104.69867, 17.53038], [104.80061, 17.39367], [104.80716, 17.19025], [104.73712, 17.01404], [104.7373, 16.91125], [104.76442, 16.84752], [104.7397, 16.81005], [104.76099, 16.69302], [104.73349, 16.565], [104.88057, 16.37311], [105.00262, 16.25627], [105.06204, 16.09792], [105.42001, 16.00657], [105.38508, 15.987], [105.34115, 15.92737], [105.37959, 15.84074], [105.42285, 15.76971], [105.46573, 15.74742], [105.61756, 15.68792], [105.60446, 15.53301], [105.58191, 15.41031], [105.47635, 15.3796], [105.4692, 15.33709], [105.50662, 15.32054], [105.58043, 15.32724], [105.46661, 15.13132], [105.61162, 15.00037], [105.5121, 14.80802], [105.53864, 14.55731], [105.43783, 14.43865], [105.20894, 14.34967], [105.2759, 14.17496], [105.36775, 14.09948], [105.44869, 14.10703], [105.5561, 14.15684], [105.78338, 14.08438], [105.78182, 14.02247], [105.90791, 13.92881], [106.10405, 13.9137], [106.10094, 13.98471], [106.16632, 14.01794], [106.18656, 14.06324], [106.11962, 14.11307], [106.10872, 14.18401], [106.04801, 14.20363], [106.02311, 14.30623], [105.99509, 14.32734], [106.00131, 14.36957], [106.21302, 14.36203], [106.25194, 14.48415], [106.32355, 14.44043], [106.40916, 14.45249], [106.43874, 14.52032], [106.47766, 14.50977], [106.45898, 14.55045], [106.50723, 14.58963], [106.54148, 14.59565], [106.57106, 14.50525], [106.59908, 14.50977], [106.63333, 14.44194], [106.73762, 14.42687], [106.80767, 14.31226], [106.8497, 14.29416], [106.90574, 14.33639], [106.9649, 14.3198], [106.98825, 14.36806], [107.04585, 14.41782], [107.03962, 14.45099], [107.09722, 14.3937], [107.17038, 14.41782], [107.21241, 14.48716], [107.256, 14.48716], [107.26534, 14.54292], [107.29803, 14.58963], [107.3276, 14.58812], [107.37897, 14.54443], [107.44435, 14.52785], [107.47238, 14.61523], [107.54361, 14.69092], [107.51579, 14.79282], [107.59285, 14.87795], [107.48277, 14.93751], [107.46516, 15.00982], [107.61486, 15.0566], [107.61926, 15.13949], [107.58844, 15.20111], [107.62587, 15.2266], [107.60605, 15.37524], [107.62367, 15.42193], [107.53341, 15.40496], [107.50699, 15.48771], [107.3815, 15.49832], [107.34408, 15.62345], [107.27583, 15.62769], [107.27143, 15.71459], [107.21859, 15.74638], [107.21419, 15.83747], [107.34188, 15.89464], [107.39471, 15.88829], [107.46296, 16.01106], [107.44975, 16.08511], [107.33968, 16.05549], [107.25822, 16.13587], [107.14595, 16.17816], [107.15035, 16.26271], [107.09091, 16.3092], [107.02597, 16.31132], [106.97385, 16.30204], [106.96638, 16.34938], [106.88067, 16.43594], [106.88727, 16.52671], [106.84104, 16.55415], [106.74418, 16.41904], [106.65832, 16.47816], [106.66052, 16.56892], [106.61477, 16.60713], [106.58267, 16.6012], [106.59013, 16.62259], [106.55485, 16.68704], [106.55265, 16.86831], [106.52183, 16.87884], [106.51963, 16.92097], [106.54824, 16.92729], [106.55045, 17.0031], [106.50862, 16.9673], [106.43597, 17.01362], [106.31929, 17.20509], [106.29287, 17.3018], [106.24444, 17.24714], [106.18991, 17.28227], [106.09019, 17.36399], [105.85744, 17.63221], [105.76612, 17.67147], [105.60381, 17.89356], [105.64784, 17.96687], [105.46292, 18.22008], [105.38366, 18.15315], [105.15942, 18.38691], [105.10408, 18.43533], [105.1327, 18.58355], [105.19654, 18.64196], [105.12829, 18.70453], [104.64617, 18.85668], [104.5361, 18.97747], [103.87125, 19.31854], [104.06058, 19.43484], [104.10832, 19.51575], [104.05617, 19.61743], [104.06498, 19.66926], [104.23229, 19.70242], [104.41281, 19.70035], [104.53169, 19.61743], [104.64837, 19.62365], [104.68359, 19.72729], [104.8355, 19.80395], [104.8465, 19.91783], [104.9874, 20.09573], [104.91695, 20.15567], [104.86852, 20.14121], [104.61315, 20.24452], [104.62195, 20.36633], [104.72102, 20.40554], [104.66158, 20.47774], [104.47886, 20.37459], [104.40621, 20.3849], [104.38199, 20.47155], [104.63957, 20.6653], [104.27412, 20.91433], [104.11121, 20.96779], [103.98024, 20.91531], [103.82282, 20.8732], [103.73478, 20.6669], [103.68633, 20.66324], [103.45737, 20.82382], [103.38032, 20.79501], [103.21497, 20.89832], [103.12055, 20.89994], [103.03469, 21.05821], [102.97745, 21.05821], [102.89825, 21.24707], [102.80794, 21.25736], [102.88939, 21.3107], [102.94223, 21.46034], [102.86297, 21.4255], [102.98846, 21.58936], [102.97965, 21.74076], [102.86077, 21.71213], [102.85637, 21.84501], [102.81894, 21.83888], [102.82115, 21.73667], [102.74189, 21.66713], [102.67145, 21.65894], [102.62301, 21.91447], [102.49092, 21.99002], [102.51734, 22.02676], [102.18712, 22.30403], [102.14099, 22.40092], [102.1245, 22.43372]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "LB",
+           iso1A3: "LBN",
+           iso1N3: "422",
+           wikidata: "Q822",
+           nameEn: "Lebanon",
+           aliases: ["RL"],
+           groups: ["145", "142", "UN"],
+           callingCodes: ["961"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[35.94816, 33.47886], [35.94465, 33.52774], [36.05723, 33.57904], [35.9341, 33.6596], [36.06778, 33.82927], [36.14517, 33.85118], [36.3967, 33.83365], [36.38263, 33.86579], [36.28589, 33.91981], [36.41078, 34.05253], [36.50576, 34.05982], [36.5128, 34.09916], [36.62537, 34.20251], [36.59195, 34.2316], [36.58667, 34.27667], [36.60778, 34.31009], [36.56556, 34.31881], [36.53039, 34.3798], [36.55853, 34.41609], [36.46179, 34.46541], [36.4442, 34.50165], [36.34745, 34.5002], [36.3369, 34.52629], [36.39846, 34.55672], [36.41429, 34.61175], [36.45299, 34.59438], [36.46003, 34.6378], [36.42941, 34.62505], [36.35384, 34.65447], [36.35135, 34.68516], [36.32399, 34.69334], [36.29165, 34.62991], [35.98718, 34.64977], [35.97386, 34.63322], [35.48515, 34.70851], [34.78515, 33.20368], [35.10645, 33.09318], [35.1924, 33.08743], [35.31429, 33.10515], [35.35223, 33.05617], [35.43059, 33.06659], [35.448, 33.09264], [35.50272, 33.09056], [35.50335, 33.114], [35.52573, 33.11921], [35.54228, 33.19865], [35.5362, 33.23196], [35.54808, 33.236], [35.54544, 33.25513], [35.55555, 33.25844], [35.56523, 33.28969], [35.58326, 33.28381], [35.58502, 33.26653], [35.62283, 33.24226], [35.62019, 33.27278], [35.77477, 33.33609], [35.81324, 33.36354], [35.82577, 33.40479], [35.88668, 33.43183], [35.94816, 33.47886]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "LC",
+           iso1A3: "LCA",
+           iso1N3: "662",
+           wikidata: "Q760",
+           nameEn: "St. Lucia",
+           aliases: ["WL"],
+           groups: ["029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           callingCodes: ["1 758"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-59.95997, 14.20285], [-61.69315, 14.26451], [-59.94058, 12.34011], [-59.95997, 14.20285]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "LI",
+           iso1A3: "LIE",
+           iso1N3: "438",
+           wikidata: "Q347",
+           nameEn: "Liechtenstein",
+           aliases: ["FL"],
+           groups: ["155", "150", "UN"],
+           callingCodes: ["423"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[9.60717, 47.06091], [9.61216, 47.07732], [9.63395, 47.08443], [9.62623, 47.14685], [9.56539, 47.17124], [9.58264, 47.20673], [9.56981, 47.21926], [9.55176, 47.22585], [9.56766, 47.24281], [9.53116, 47.27029], [9.52406, 47.24959], [9.50318, 47.22153], [9.4891, 47.19346], [9.48774, 47.17402], [9.51044, 47.13727], [9.52089, 47.10019], [9.51362, 47.08505], [9.47139, 47.06402], [9.47548, 47.05257], [9.54041, 47.06495], [9.55721, 47.04762], [9.60717, 47.06091]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "LK",
+           iso1A3: "LKA",
+           iso1N3: "144",
+           wikidata: "Q854",
+           nameEn: "Sri Lanka",
+           groups: ["034", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["94"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[76.59015, 5.591], [85.15017, 5.21497], [80.48418, 10.20786], [79.42124, 9.80115], [79.50447, 8.91876], [76.59015, 5.591]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "LR",
+           iso1A3: "LBR",
+           iso1N3: "430",
+           wikidata: "Q1014",
+           nameEn: "Liberia",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["231"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-8.47114, 7.55676], [-8.55874, 7.62525], [-8.55874, 7.70167], [-8.67814, 7.69428], [-8.72789, 7.51429], [-8.8448, 7.35149], [-8.85724, 7.26019], [-8.93435, 7.2824], [-9.09107, 7.1985], [-9.18311, 7.30461], [-9.20798, 7.38109], [-9.305, 7.42056], [-9.41943, 7.41809], [-9.48161, 7.37122], [-9.37465, 7.62032], [-9.35724, 7.74111], [-9.44928, 7.9284], [-9.41445, 8.02448], [-9.50898, 8.18455], [-9.47415, 8.35195], [-9.77763, 8.54633], [-10.05873, 8.42578], [-10.05375, 8.50697], [-10.14579, 8.52665], [-10.203, 8.47991], [-10.27575, 8.48711], [-10.30084, 8.30008], [-10.31635, 8.28554], [-10.29839, 8.21283], [-10.35227, 8.15223], [-10.45023, 8.15627], [-10.51554, 8.1393], [-10.57523, 8.04829], [-10.60492, 8.04072], [-10.60422, 7.7739], [-11.29417, 7.21576], [-11.4027, 6.97746], [-11.50429, 6.92704], [-12.15048, 6.15992], [-7.52774, 3.7105], [-7.53259, 4.35145], [-7.59349, 4.8909], [-7.53876, 4.94294], [-7.55369, 5.08667], [-7.48901, 5.14118], [-7.46165, 5.26256], [-7.36463, 5.32944], [-7.43428, 5.42355], [-7.37209, 5.61173], [-7.43926, 5.74787], [-7.43677, 5.84687], [-7.46165, 5.84934], [-7.48155, 5.80974], [-7.67309, 5.94337], [-7.70294, 5.90625], [-7.78254, 5.99037], [-7.79747, 6.07696], [-7.8497, 6.08932], [-7.83478, 6.20309], [-7.90692, 6.27728], [-8.00642, 6.31684], [-8.17557, 6.28222], [-8.3298, 6.36381], [-8.38453, 6.35887], [-8.45666, 6.49977], [-8.48652, 6.43797], [-8.59456, 6.50612], [-8.31736, 6.82837], [-8.29249, 7.1691], [-8.37458, 7.25794], [-8.41935, 7.51203], [-8.47114, 7.55676]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "LS",
+           iso1A3: "LSO",
+           iso1N3: "426",
+           wikidata: "Q1013",
+           nameEn: "Lesotho",
+           groups: ["018", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["266"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[29.33204, -29.45598], [29.44883, -29.3772], [29.40524, -29.21246], [28.68043, -28.58744], [28.65091, -28.57025], [28.40612, -28.6215], [28.30518, -28.69531], [28.2348, -28.69471], [28.1317, -28.7293], [28.02503, -28.85991], [27.98675, -28.8787], [27.9392, -28.84864], [27.88933, -28.88156], [27.8907, -28.91612], [27.75458, -28.89839], [27.55974, -29.18954], [27.5158, -29.2261], [27.54258, -29.25575], [27.48679, -29.29349], [27.45125, -29.29708], [27.47254, -29.31968], [27.4358, -29.33465], [27.33464, -29.48161], [27.01016, -29.65439], [27.09489, -29.72796], [27.22719, -30.00718], [27.29603, -30.05473], [27.32555, -30.14785], [27.40778, -30.14577], [27.37293, -30.19401], [27.36649, -30.27246], [27.38108, -30.33456], [27.45452, -30.32239], [27.56901, -30.42504], [27.56781, -30.44562], [27.62137, -30.50509], [27.6521, -30.51707], [27.67819, -30.53437], [27.69467, -30.55862], [27.74814, -30.60635], [28.12073, -30.68072], [28.2319, -30.28476], [28.399, -30.1592], [28.68627, -30.12885], [28.80222, -30.10579], [28.9338, -30.05072], [29.16548, -29.91706], [29.12553, -29.76266], [29.28545, -29.58456], [29.33204, -29.45598]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "LT",
+           iso1A3: "LTU",
+           iso1N3: "440",
+           wikidata: "Q37",
+           nameEn: "Lithuania",
+           groups: ["EU", "154", "150", "UN"],
+           callingCodes: ["370"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[24.89005, 56.46666], [24.83686, 56.41565], [24.70022, 56.40483], [24.57353, 56.31525], [24.58143, 56.29125], [24.42746, 56.26522], [24.32334, 56.30226], [24.13139, 56.24881], [24.02657, 56.3231], [23.75726, 56.37282], [23.49803, 56.34307], [23.40486, 56.37689], [23.31606, 56.3827], [23.17312, 56.36795], [23.09531, 56.30511], [22.96988, 56.41213], [22.83048, 56.367], [22.69354, 56.36284], [22.56441, 56.39305], [22.3361, 56.4016], [22.09728, 56.42851], [22.00548, 56.41508], [21.74558, 56.33181], [21.57888, 56.31406], [21.49736, 56.29106], [21.24644, 56.16917], [21.15016, 56.07818], [20.68447, 56.04073], [20.60454, 55.40986], [20.95181, 55.27994], [21.26425, 55.24456], [21.35465, 55.28427], [21.38446, 55.29348], [21.46766, 55.21115], [21.51095, 55.18507], [21.55605, 55.20311], [21.64954, 55.1791], [21.85521, 55.09493], [21.96505, 55.07353], [21.99543, 55.08691], [22.03984, 55.07888], [22.02582, 55.05078], [22.06087, 55.02935], [22.11697, 55.02131], [22.14267, 55.05345], [22.31562, 55.0655], [22.47688, 55.04408], [22.58907, 55.07085], [22.60075, 55.01863], [22.65451, 54.97037], [22.68723, 54.9811], [22.76422, 54.92521], [22.85083, 54.88711], [22.87317, 54.79492], [22.73631, 54.72952], [22.73397, 54.66604], [22.75467, 54.6483], [22.74225, 54.64339], [22.7522, 54.63525], [22.68021, 54.58486], [22.71293, 54.56454], [22.67788, 54.532], [22.70208, 54.45312], [22.7253, 54.41732], [22.79705, 54.36264], [22.83756, 54.40827], [23.00584, 54.38514], [22.99649, 54.35927], [23.05726, 54.34565], [23.04323, 54.31567], [23.104, 54.29794], [23.13905, 54.31567], [23.15526, 54.31076], [23.15938, 54.29894], [23.24656, 54.25701], [23.3494, 54.25155], [23.39525, 54.21672], [23.42418, 54.17911], [23.45223, 54.17775], [23.49196, 54.14764], [23.52702, 54.04622], [23.48261, 53.98855], [23.51284, 53.95052], [23.61677, 53.92691], [23.71726, 53.93379], [23.80543, 53.89558], [23.81309, 53.94205], [23.95098, 53.9613], [23.98837, 53.92554], [24.19638, 53.96405], [24.34128, 53.90076], [24.44411, 53.90076], [24.62275, 54.00217], [24.69652, 54.01901], [24.69185, 53.96543], [24.74279, 53.96663], [24.85311, 54.02862], [24.77131, 54.11091], [24.96894, 54.17589], [24.991, 54.14241], [25.0728, 54.13419], [25.19199, 54.219], [25.22705, 54.26271], [25.35559, 54.26544], [25.509, 54.30267], [25.56823, 54.25212], [25.51452, 54.17799], [25.54724, 54.14925], [25.64875, 54.1259], [25.71084, 54.16704], [25.78563, 54.15747], [25.78553, 54.23327], [25.68513, 54.31727], [25.55425, 54.31591], [25.5376, 54.33158], [25.63371, 54.42075], [25.62203, 54.4656], [25.64813, 54.48704], [25.68045, 54.5321], [25.75977, 54.57252], [25.74122, 54.80108], [25.89462, 54.93438], [25.99129, 54.95705], [26.05907, 54.94631], [26.13386, 54.98924], [26.20397, 54.99729], [26.26941, 55.08032], [26.23202, 55.10439], [26.30628, 55.12536], [26.35121, 55.1525], [26.46249, 55.12814], [26.51481, 55.16051], [26.54753, 55.14181], [26.69243, 55.16718], [26.68075, 55.19787], [26.72983, 55.21788], [26.73017, 55.24226], [26.835, 55.28182], [26.83266, 55.30444], [26.80929, 55.31642], [26.6714, 55.33902], [26.5709, 55.32572], [26.44937, 55.34832], [26.5522, 55.40277], [26.55094, 55.5093], [26.63167, 55.57887], [26.63231, 55.67968], [26.58248, 55.6754], [26.46661, 55.70375], [26.39561, 55.71156], [26.18509, 55.86813], [26.03815, 55.95884], [25.90047, 56.0013], [25.85893, 56.00188], [25.81773, 56.05444], [25.69246, 56.08892], [25.68588, 56.14725], [25.53621, 56.16663], [25.39751, 56.15707], [25.23099, 56.19147], [25.09325, 56.1878], [25.05762, 56.26742], [24.89005, 56.46666]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "LU",
+           iso1A3: "LUX",
+           iso1N3: "442",
+           wikidata: "Q32",
+           nameEn: "Luxembourg",
+           groups: ["EU", "155", "150", "UN"],
+           callingCodes: ["352"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[6.1379, 50.12964], [6.1137, 50.13668], [6.12028, 50.16374], [6.08577, 50.17246], [6.06406, 50.15344], [6.03093, 50.16362], [6.02488, 50.18283], [5.96453, 50.17259], [5.95929, 50.13295], [5.89488, 50.11476], [5.8857, 50.07824], [5.85474, 50.06342], [5.86904, 50.04614], [5.8551, 50.02683], [5.81866, 50.01286], [5.82331, 49.99662], [5.83968, 49.9892], [5.83467, 49.97823], [5.81163, 49.97142], [5.80833, 49.96451], [5.77291, 49.96056], [5.77314, 49.93646], [5.73621, 49.89796], [5.78415, 49.87922], [5.75269, 49.8711], [5.75861, 49.85631], [5.74567, 49.85368], [5.75884, 49.84811], [5.74953, 49.84709], [5.74975, 49.83933], [5.74076, 49.83823], [5.7404, 49.83452], [5.74844, 49.82435], [5.74364, 49.82058], [5.74953, 49.81428], [5.75409, 49.79239], [5.78871, 49.7962], [5.82245, 49.75048], [5.83149, 49.74729], [5.82562, 49.72395], [5.84193, 49.72161], [5.86503, 49.72739], [5.88677, 49.70951], [5.86527, 49.69291], [5.86175, 49.67862], [5.9069, 49.66377], [5.90164, 49.6511], [5.90599, 49.63853], [5.88552, 49.63507], [5.88393, 49.62802], [5.87609, 49.62047], [5.8762, 49.60898], [5.84826, 49.5969], [5.84971, 49.58674], [5.86986, 49.58756], [5.87256, 49.57539], [5.8424, 49.56082], [5.84692, 49.55663], [5.84143, 49.5533], [5.81838, 49.54777], [5.80871, 49.5425], [5.81664, 49.53775], [5.83648, 49.5425], [5.84466, 49.53027], [5.83467, 49.52717], [5.83389, 49.52152], [5.86571, 49.50015], [5.94128, 49.50034], [5.94224, 49.49608], [5.96876, 49.49053], [5.97693, 49.45513], [6.02648, 49.45451], [6.02743, 49.44845], [6.04176, 49.44801], [6.05553, 49.46663], [6.07887, 49.46399], [6.08373, 49.45594], [6.10072, 49.45268], [6.09845, 49.46351], [6.10325, 49.4707], [6.12346, 49.4735], [6.12814, 49.49365], [6.14321, 49.48796], [6.16115, 49.49297], [6.15366, 49.50226], [6.17386, 49.50934], [6.19543, 49.50536], [6.2409, 49.51408], [6.25029, 49.50609], [6.27875, 49.503], [6.28818, 49.48465], [6.3687, 49.4593], [6.36778, 49.46937], [6.36907, 49.48931], [6.36788, 49.50377], [6.35666, 49.52931], [6.38072, 49.55171], [6.38228, 49.55855], [6.35825, 49.57053], [6.36676, 49.57813], [6.38024, 49.57593], [6.38342, 49.5799], [6.37464, 49.58886], [6.385, 49.59946], [6.39822, 49.60081], [6.41861, 49.61723], [6.4413, 49.65722], [6.43768, 49.66021], [6.42726, 49.66078], [6.42937, 49.66857], [6.44654, 49.67799], [6.46048, 49.69092], [6.48014, 49.69767], [6.49785, 49.71118], [6.50647, 49.71353], [6.5042, 49.71808], [6.49694, 49.72205], [6.49535, 49.72645], [6.50261, 49.72718], [6.51397, 49.72058], [6.51805, 49.72425], [6.50193, 49.73291], [6.50174, 49.75292], [6.51646, 49.75961], [6.51828, 49.76855], [6.51056, 49.77515], [6.51669, 49.78336], [6.50534, 49.78952], [6.52169, 49.79787], [6.53122, 49.80666], [6.52121, 49.81338], [6.51215, 49.80124], [6.50647, 49.80916], [6.48718, 49.81267], [6.47111, 49.82263], [6.45425, 49.81164], [6.44131, 49.81443], [6.42905, 49.81091], [6.42521, 49.81591], [6.40022, 49.82029], [6.36576, 49.85032], [6.34267, 49.84974], [6.33585, 49.83785], [6.32098, 49.83728], [6.32303, 49.85133], [6.30963, 49.87021], [6.29692, 49.86685], [6.28874, 49.87592], [6.26146, 49.88203], [6.23496, 49.89972], [6.22926, 49.92096], [6.21882, 49.92403], [6.22608, 49.929], [6.22094, 49.94955], [6.19856, 49.95053], [6.19089, 49.96991], [6.18045, 49.96611], [6.18554, 49.95622], [6.17872, 49.9537], [6.16466, 49.97086], [6.1701, 49.98518], [6.14147, 49.99563], [6.14948, 50.00908], [6.13806, 50.01056], [6.1295, 50.01849], [6.13273, 50.02019], [6.13794, 50.01466], [6.14666, 50.02207], [6.13044, 50.02929], [6.13458, 50.04141], [6.11274, 50.05916], [6.12055, 50.09171], [6.1379, 50.12964]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "LV",
+           iso1A3: "LVA",
+           iso1N3: "428",
+           wikidata: "Q211",
+           nameEn: "Latvia",
+           groups: ["EU", "154", "150", "UN"],
+           callingCodes: ["371"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[27.34698, 57.52242], [26.90364, 57.62823], [26.54675, 57.51813], [26.46527, 57.56885], [26.29253, 57.59244], [26.1866, 57.6849], [26.2029, 57.7206], [26.08098, 57.76619], [26.0543, 57.76105], [26.03332, 57.7718], [26.02415, 57.76865], [26.02069, 57.77169], [26.0266, 57.77441], [26.027, 57.78158], [26.02456, 57.78342], [26.0324, 57.79037], [26.05949, 57.84744], [25.73499, 57.90193], [25.29581, 58.08288], [25.28237, 57.98539], [25.19484, 58.0831], [24.3579, 57.87471], [24.26221, 57.91787], [23.20055, 57.56697], [22.80496, 57.87798], [19.84909, 57.57876], [19.64795, 57.06466], [20.68447, 56.04073], [21.15016, 56.07818], [21.24644, 56.16917], [21.49736, 56.29106], [21.57888, 56.31406], [21.74558, 56.33181], [22.00548, 56.41508], [22.09728, 56.42851], [22.3361, 56.4016], [22.56441, 56.39305], [22.69354, 56.36284], [22.83048, 56.367], [22.96988, 56.41213], [23.09531, 56.30511], [23.17312, 56.36795], [23.31606, 56.3827], [23.40486, 56.37689], [23.49803, 56.34307], [23.75726, 56.37282], [24.02657, 56.3231], [24.13139, 56.24881], [24.32334, 56.30226], [24.42746, 56.26522], [24.58143, 56.29125], [24.57353, 56.31525], [24.70022, 56.40483], [24.83686, 56.41565], [24.89005, 56.46666], [25.05762, 56.26742], [25.09325, 56.1878], [25.23099, 56.19147], [25.39751, 56.15707], [25.53621, 56.16663], [25.68588, 56.14725], [25.69246, 56.08892], [25.81773, 56.05444], [25.85893, 56.00188], [25.90047, 56.0013], [26.03815, 55.95884], [26.18509, 55.86813], [26.39561, 55.71156], [26.46661, 55.70375], [26.58248, 55.6754], [26.63231, 55.67968], [26.64888, 55.70515], [26.71802, 55.70645], [26.76872, 55.67658], [26.87448, 55.7172], [26.97153, 55.8102], [27.1559, 55.85032], [27.27804, 55.78299], [27.3541, 55.8089], [27.61683, 55.78558], [27.63065, 55.89687], [27.97865, 56.11849], [28.15217, 56.16964], [28.23716, 56.27588], [28.16599, 56.37806], [28.19057, 56.44637], [28.10069, 56.524], [28.13526, 56.57989], [28.04768, 56.59004], [27.86101, 56.88204], [27.66511, 56.83921], [27.86101, 57.29402], [27.52453, 57.42826], [27.56832, 57.53728], [27.34698, 57.52242]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "LY",
+           iso1A3: "LBY",
+           iso1N3: "434",
+           wikidata: "Q1016",
+           nameEn: "Libya",
+           groups: ["015", "002", "UN"],
+           callingCodes: ["218"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[26.92891, 33.39516], [11.58941, 33.36891], [11.55852, 33.1409], [11.51549, 33.09826], [11.46037, 32.6307], [11.57828, 32.48013], [11.53898, 32.4138], [11.04234, 32.2145], [10.7315, 31.97235], [10.62788, 31.96629], [10.48497, 31.72956], [10.31364, 31.72648], [10.12239, 31.42098], [10.29516, 30.90337], [9.88152, 30.34074], [9.76848, 30.34366], [9.55544, 30.23971], [9.3876, 30.16738], [9.78136, 29.40961], [9.89569, 26.57696], [9.51696, 26.39148], [9.38834, 26.19288], [10.03146, 25.35635], [10.02432, 24.98124], [10.33159, 24.5465], [10.85323, 24.5595], [11.41061, 24.21456], [11.62498, 24.26669], [11.96886, 23.51735], [13.5631, 23.16574], [14.22918, 22.61719], [14.99751, 23.00539], [15.99566, 23.49639], [23.99539, 19.49944], [23.99715, 20.00038], [24.99794, 19.99661], [24.99885, 21.99535], [24.99968, 29.24574], [24.71117, 30.17441], [25.01077, 30.73861], [24.8458, 31.39877], [26.92891, 33.39516]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MA",
+           iso1A3: "MAR",
+           iso1N3: "504",
+           wikidata: "Q1028",
+           nameEn: "Morocco",
+           groups: ["015", "002", "UN"],
+           callingCodes: ["212"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-2.27707, 35.35051], [-5.10878, 36.05227], [-7.2725, 35.73269], [-14.43883, 27.02969], [-17.27295, 21.93519], [-17.21511, 21.34226], [-17.02707, 21.34022], [-16.9978, 21.36239], [-16.44269, 21.39745], [-14.78487, 21.36587], [-14.47329, 21.63839], [-14.48112, 22.00886], [-14.1291, 22.41636], [-14.10361, 22.75501], [-13.75627, 23.77231], [-13.00628, 24.01923], [-12.92147, 24.39502], [-12.12281, 25.13682], [-12.06001, 26.04442], [-11.62052, 26.05229], [-11.38635, 26.611], [-11.23622, 26.72023], [-11.35695, 26.8505], [-10.68417, 26.90984], [-9.81998, 26.71379], [-9.56957, 26.90042], [-9.08698, 26.98639], [-8.71787, 26.9898], [-8.77527, 27.66663], [-8.66879, 27.6666], [-8.6715, 28.71194], [-7.61585, 29.36252], [-6.95824, 29.50924], [-6.78351, 29.44634], [-6.69965, 29.51623], [-5.75616, 29.61407], [-5.72121, 29.52322], [-5.58831, 29.48103], [-5.21671, 29.95253], [-4.6058, 30.28343], [-4.31774, 30.53229], [-3.64735, 30.67539], [-3.65418, 30.85566], [-3.54944, 31.0503], [-3.77103, 31.14984], [-3.77647, 31.31912], [-3.66386, 31.39202], [-3.66314, 31.6339], [-2.82784, 31.79459], [-2.93873, 32.06557], [-2.46166, 32.16603], [-1.22829, 32.07832], [-1.15735, 32.12096], [-1.24453, 32.1917], [-1.24998, 32.32993], [-0.9912, 32.52467], [-1.37794, 32.73628], [-1.54244, 32.95499], [-1.46249, 33.0499], [-1.67067, 33.27084], [-1.59508, 33.59929], [-1.73494, 33.71721], [-1.64666, 34.10405], [-1.78042, 34.39018], [-1.69788, 34.48056], [-1.84569, 34.61907], [-1.73707, 34.74226], [-1.97469, 34.886], [-1.97833, 34.93218], [-2.04734, 34.93218], [-2.21445, 35.04378], [-2.21248, 35.08532], [-2.27707, 35.35051]], [[-2.91909, 35.33927], [-2.92272, 35.27509], [-2.93893, 35.26737], [-2.95065, 35.26576], [-2.95431, 35.2728], [-2.96516, 35.27967], [-2.96826, 35.28296], [-2.96507, 35.28801], [-2.97035, 35.28852], [-2.96978, 35.29459], [-2.96648, 35.30475], [-2.96038, 35.31609], [-2.91909, 35.33927]], [[-3.90602, 35.21494], [-3.89343, 35.22728], [-3.88372, 35.20767], [-3.90602, 35.21494]], [[-4.30191, 35.17419], [-4.29436, 35.17149], [-4.30112, 35.17058], [-4.30191, 35.17419]], [[-2.40316, 35.16893], [-2.45965, 35.16527], [-2.43262, 35.20652], [-2.40316, 35.16893]], [[-5.38491, 35.92591], [-5.21179, 35.90091], [-5.34379, 35.8711], [-5.35844, 35.87375], [-5.37338, 35.88417], [-5.38491, 35.92591]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MC",
+           iso1A3: "MCO",
+           iso1N3: "492",
+           wikidata: "Q235",
+           nameEn: "Monaco",
+           groups: ["155", "150", "UN"],
+           callingCodes: ["377"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[7.47823, 43.73341], [7.4379, 43.74963], [7.4389, 43.75151], [7.43708, 43.75197], [7.43624, 43.75014], [7.43013, 43.74895], [7.42809, 43.74396], [7.42443, 43.74087], [7.42299, 43.74176], [7.42062, 43.73977], [7.41233, 43.73439], [7.41298, 43.73311], [7.41291, 43.73168], [7.41113, 43.73156], [7.40903, 43.7296], [7.42422, 43.72209], [7.47823, 43.73341]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MD",
+           iso1A3: "MDA",
+           iso1N3: "498",
+           wikidata: "Q217",
+           nameEn: "Moldova",
+           groups: ["151", "150", "UN"],
+           callingCodes: ["373"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[27.74422, 48.45926], [27.6658, 48.44034], [27.59027, 48.46311], [27.5889, 48.49224], [27.46942, 48.454], [27.44333, 48.41209], [27.37741, 48.41026], [27.37604, 48.44398], [27.32159, 48.4434], [27.27855, 48.37534], [27.13434, 48.37288], [27.08078, 48.43214], [27.0231, 48.42485], [27.03821, 48.37653], [26.93384, 48.36558], [26.85556, 48.41095], [26.71274, 48.40388], [26.82809, 48.31629], [26.79239, 48.29071], [26.6839, 48.35828], [26.62823, 48.25804], [26.81161, 48.25049], [26.87708, 48.19919], [26.94265, 48.1969], [26.98042, 48.15752], [26.96119, 48.13003], [27.04118, 48.12522], [27.02985, 48.09083], [27.15622, 47.98538], [27.1618, 47.92391], [27.29069, 47.73722], [27.25519, 47.71366], [27.32202, 47.64009], [27.3979, 47.59473], [27.47942, 47.48113], [27.55731, 47.46637], [27.60263, 47.32507], [27.68706, 47.28962], [27.73172, 47.29248], [27.81892, 47.1381], [28.09095, 46.97621], [28.12173, 46.82283], [28.24808, 46.64305], [28.22281, 46.50481], [28.25769, 46.43334], [28.18902, 46.35283], [28.19864, 46.31869], [28.10937, 46.22852], [28.13684, 46.18099], [28.08612, 46.01105], [28.13111, 45.92819], [28.16568, 45.6421], [28.08927, 45.6051], [28.18741, 45.47358], [28.21139, 45.46895], [28.30201, 45.54744], [28.41836, 45.51715], [28.43072, 45.48538], [28.51449, 45.49982], [28.49252, 45.56716], [28.54196, 45.58062], [28.51587, 45.6613], [28.47879, 45.66994], [28.52823, 45.73803], [28.70401, 45.78019], [28.69852, 45.81753], [28.78503, 45.83475], [28.74383, 45.96664], [28.98004, 46.00385], [29.00613, 46.04962], [28.94643, 46.09176], [29.06656, 46.19716], [28.94953, 46.25852], [28.98478, 46.31803], [29.004, 46.31495], [28.9306, 46.45699], [29.01241, 46.46177], [29.02409, 46.49582], [29.23547, 46.55435], [29.24886, 46.37912], [29.35357, 46.49505], [29.49914, 46.45889], [29.5939, 46.35472], [29.6763, 46.36041], [29.66359, 46.4215], [29.74496, 46.45605], [29.88329, 46.35851], [29.94114, 46.40114], [30.09103, 46.38694], [30.16794, 46.40967], [30.02511, 46.45132], [29.88916, 46.54302], [29.94409, 46.56002], [29.9743, 46.75325], [29.94522, 46.80055], [29.98814, 46.82358], [29.87405, 46.88199], [29.75458, 46.8604], [29.72986, 46.92234], [29.57056, 46.94766], [29.62137, 47.05069], [29.61038, 47.09932], [29.53044, 47.07851], [29.49732, 47.12878], [29.57696, 47.13581], [29.54996, 47.24962], [29.59665, 47.25521], [29.5733, 47.36508], [29.48678, 47.36043], [29.47854, 47.30366], [29.39889, 47.30179], [29.3261, 47.44664], [29.18603, 47.43387], [29.11743, 47.55001], [29.22414, 47.60012], [29.22242, 47.73607], [29.27255, 47.79953], [29.20663, 47.80367], [29.27804, 47.88893], [29.19839, 47.89261], [29.1723, 47.99013], [28.9306, 47.96255], [28.8414, 48.03392], [28.85232, 48.12506], [28.69896, 48.13106], [28.53921, 48.17453], [28.48428, 48.0737], [28.42454, 48.12047], [28.43701, 48.15832], [28.38712, 48.17567], [28.34009, 48.13147], [28.30609, 48.14018], [28.30586, 48.1597], [28.34912, 48.1787], [28.36996, 48.20543], [28.35519, 48.24957], [28.32508, 48.23384], [28.2856, 48.23202], [28.19314, 48.20749], [28.17666, 48.25963], [28.07504, 48.23494], [28.09873, 48.3124], [28.04527, 48.32661], [27.95883, 48.32368], [27.88391, 48.36699], [27.87533, 48.4037], [27.81902, 48.41874], [27.79225, 48.44244], [27.74422, 48.45926]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "ME",
+           iso1A3: "MNE",
+           iso1N3: "499",
+           wikidata: "Q236",
+           nameEn: "Montenegro",
+           groups: ["039", "150", "UN"],
+           callingCodes: ["382"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[19.22807, 43.5264], [19.15685, 43.53943], [19.13933, 43.5282], [19.04934, 43.50384], [19.01078, 43.55806], [18.91379, 43.50299], [18.95469, 43.49367], [18.96053, 43.45042], [19.01078, 43.43854], [19.04071, 43.397], [19.08673, 43.31453], [19.08206, 43.29668], [19.04233, 43.30008], [19.00844, 43.24988], [18.95001, 43.29327], [18.95819, 43.32899], [18.90911, 43.36383], [18.83912, 43.34795], [18.84794, 43.33735], [18.85342, 43.32426], [18.76538, 43.29838], [18.6976, 43.25243], [18.71747, 43.2286], [18.66605, 43.2056], [18.64735, 43.14766], [18.66254, 43.03928], [18.52232, 43.01451], [18.49076, 42.95553], [18.49661, 42.89306], [18.4935, 42.86433], [18.47633, 42.85829], [18.45921, 42.81682], [18.47324, 42.74992], [18.56789, 42.72074], [18.55221, 42.69045], [18.54603, 42.69171], [18.54841, 42.68328], [18.57373, 42.64429], [18.52232, 42.62279], [18.55504, 42.58409], [18.53751, 42.57376], [18.49778, 42.58409], [18.43735, 42.55921], [18.44307, 42.51077], [18.43588, 42.48556], [18.52152, 42.42302], [18.54128, 42.39171], [18.45131, 42.21682], [19.26406, 41.74971], [19.37597, 41.84849], [19.37451, 41.8842], [19.33812, 41.90669], [19.34601, 41.95675], [19.37691, 41.96977], [19.36867, 42.02564], [19.37548, 42.06835], [19.40687, 42.10024], [19.28623, 42.17745], [19.42, 42.33019], [19.42352, 42.36546], [19.4836, 42.40831], [19.65972, 42.62774], [19.73244, 42.66299], [19.77375, 42.58517], [19.74731, 42.57422], [19.76549, 42.50237], [19.82333, 42.46581], [19.9324, 42.51699], [20.00842, 42.5109], [20.01834, 42.54622], [20.07761, 42.55582], [20.0969, 42.65559], [20.02915, 42.71147], [20.02088, 42.74789], [20.04898, 42.77701], [20.2539, 42.76245], [20.27869, 42.81945], [20.35692, 42.8335], [20.34528, 42.90676], [20.16415, 42.97177], [20.14896, 42.99058], [20.12325, 42.96237], [20.05431, 42.99571], [20.04729, 43.02732], [19.98887, 43.0538], [19.96549, 43.11098], [19.92576, 43.08539], [19.79255, 43.11951], [19.76918, 43.16044], [19.64063, 43.19027], [19.62661, 43.2286], [19.54598, 43.25158], [19.52962, 43.31623], [19.48171, 43.32644], [19.44315, 43.38846], [19.22229, 43.47926], [19.22807, 43.5264]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MF",
+           iso1A3: "MAF",
+           iso1N3: "663",
+           wikidata: "Q126125",
+           nameEn: "Saint-Martin",
+           country: "FR",
+           groups: ["Q3320166", "EU", "029", "003", "419", "019", "UN"],
+           callingCodes: ["590"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-62.93924, 18.02904], [-62.62718, 18.26185], [-63.35989, 18.06012], [-63.33064, 17.9615], [-63.13502, 18.05445], [-63.11042, 18.05339], [-63.09686, 18.04608], [-63.07759, 18.04943], [-63.0579, 18.06614], [-63.04039, 18.05619], [-63.02323, 18.05757], [-62.93924, 18.02904]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MG",
+           iso1A3: "MDG",
+           iso1N3: "450",
+           wikidata: "Q1019",
+           nameEn: "Madagascar",
+           aliases: ["RM"],
+           groups: ["014", "202", "002", "UN"],
+           callingCodes: ["261"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[51.93891, -10.85085], [45.84651, -12.77177], [42.14681, -19.63341], [45.80092, -33.00974], [51.93891, -10.85085]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MH",
+           iso1A3: "MHL",
+           iso1N3: "584",
+           wikidata: "Q709",
+           nameEn: "Marshall Islands",
+           groups: ["057", "009", "UN"],
+           roadSpeedUnit: "mph",
+           callingCodes: ["692"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[169, 3.9], [173.53711, 5.70687], [169.29099, 15.77133], [159.04653, 10.59067], [169, 3.9]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MK",
+           iso1A3: "MKD",
+           iso1N3: "807",
+           wikidata: "Q221",
+           nameEn: "North Macedonia",
+           groups: ["039", "150", "UN"],
+           callingCodes: ["389"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[22.34773, 42.31725], [22.29275, 42.34913], [22.29605, 42.37477], [22.16384, 42.32103], [22.02908, 42.29848], [21.94405, 42.34669], [21.91595, 42.30392], [21.84654, 42.3247], [21.77176, 42.2648], [21.70111, 42.23789], [21.58992, 42.25915], [21.52145, 42.24465], [21.50823, 42.27156], [21.43882, 42.2789], [21.43882, 42.23609], [21.38428, 42.24465], [21.30496, 42.1418], [21.29913, 42.13954], [21.31983, 42.10993], [21.22728, 42.08909], [21.16614, 42.19815], [21.11491, 42.20794], [20.75464, 42.05229], [20.76786, 41.91839], [20.68523, 41.85318], [20.59524, 41.8818], [20.55976, 41.87068], [20.57144, 41.7897], [20.53405, 41.78099], [20.51301, 41.72433], [20.52937, 41.69292], [20.51769, 41.65975], [20.55508, 41.58113], [20.52103, 41.56473], [20.45809, 41.5549], [20.45331, 41.51436], [20.49039, 41.49277], [20.51301, 41.442], [20.55976, 41.4087], [20.52119, 41.34381], [20.49432, 41.33679], [20.51068, 41.2323], [20.59715, 41.13644], [20.58546, 41.11179], [20.59832, 41.09066], [20.63454, 41.0889], [20.65558, 41.08009], [20.71634, 40.91781], [20.73504, 40.9081], [20.81567, 40.89662], [20.83671, 40.92752], [20.94305, 40.92399], [20.97693, 40.90103], [20.97887, 40.85475], [21.15262, 40.85546], [21.21105, 40.8855], [21.25779, 40.86165], [21.35595, 40.87578], [21.41555, 40.9173], [21.53007, 40.90759], [21.57448, 40.86076], [21.69601, 40.9429], [21.7556, 40.92525], [21.91102, 41.04786], [21.90869, 41.09191], [22.06527, 41.15617], [22.1424, 41.12449], [22.17629, 41.15969], [22.26744, 41.16409], [22.42285, 41.11921], [22.5549, 41.13065], [22.58295, 41.11568], [22.62852, 41.14385], [22.65306, 41.18168], [22.71266, 41.13945], [22.74538, 41.16321], [22.76408, 41.32225], [22.81199, 41.3398], [22.93334, 41.34104], [22.96331, 41.35782], [22.95513, 41.63265], [23.03342, 41.71034], [23.01239, 41.76527], [22.96682, 41.77137], [22.90254, 41.87587], [22.86749, 42.02275], [22.67701, 42.06614], [22.51224, 42.15457], [22.50289, 42.19527], [22.47251, 42.20393], [22.38136, 42.30339], [22.34773, 42.31725]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "ML",
+           iso1A3: "MLI",
+           iso1N3: "466",
+           wikidata: "Q912",
+           nameEn: "Mali",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["223"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-4.83423, 24.99935], [-6.57191, 25.0002], [-5.60725, 16.49919], [-5.33435, 16.33354], [-5.50165, 15.50061], [-9.32979, 15.50032], [-9.31106, 15.69412], [-9.33314, 15.7044], [-9.44673, 15.60553], [-9.40447, 15.4396], [-10.71721, 15.4223], [-10.90932, 15.11001], [-11.43483, 15.62339], [-11.70705, 15.51558], [-11.94903, 14.76143], [-12.23936, 14.76324], [-11.93043, 13.84505], [-12.06897, 13.71049], [-11.83345, 13.33333], [-11.63025, 13.39174], [-11.39935, 12.97808], [-11.37536, 12.40788], [-11.50006, 12.17826], [-11.24136, 12.01286], [-10.99758, 12.24634], [-10.80355, 12.1053], [-10.71897, 11.91552], [-10.30604, 12.24634], [-9.714, 12.0226], [-9.63938, 12.18312], [-9.32097, 12.29009], [-9.38067, 12.48446], [-9.13689, 12.50875], [-8.94784, 12.34842], [-8.80854, 11.66715], [-8.40058, 11.37466], [-8.66923, 10.99397], [-8.35083, 11.06234], [-8.2667, 10.91762], [-8.32614, 10.69273], [-8.22711, 10.41722], [-8.10207, 10.44649], [-7.9578, 10.2703], [-7.97971, 10.17117], [-7.92107, 10.15577], [-7.63048, 10.46334], [-7.54462, 10.40921], [-7.52261, 10.4655], [-7.44555, 10.44602], [-7.3707, 10.24677], [-7.13331, 10.24877], [-7.0603, 10.14711], [-7.00966, 10.15794], [-6.97444, 10.21644], [-7.01186, 10.25111], [-6.93921, 10.35291], [-6.68164, 10.35074], [-6.63541, 10.66893], [-6.52974, 10.59104], [-6.42847, 10.5694], [-6.40646, 10.69922], [-6.325, 10.68624], [-6.24795, 10.74248], [-6.1731, 10.46983], [-6.18851, 10.24244], [-5.99478, 10.19694], [-5.78124, 10.43952], [-5.65135, 10.46767], [-5.51058, 10.43177], [-5.46643, 10.56074], [-5.47083, 10.75329], [-5.41579, 10.84628], [-5.49284, 11.07538], [-5.32994, 11.13371], [-5.32553, 11.21578], [-5.25949, 11.24816], [-5.25509, 11.36905], [-5.20665, 11.43811], [-5.22867, 11.60421], [-5.29251, 11.61715], [-5.26389, 11.75728], [-5.40258, 11.8327], [-5.26389, 11.84778], [-5.07897, 11.97918], [-4.72893, 12.01579], [-4.70692, 12.06746], [-4.62987, 12.06531], [-4.62546, 12.13204], [-4.54841, 12.1385], [-4.57703, 12.19875], [-4.41412, 12.31922], [-4.47356, 12.71252], [-4.238, 12.71467], [-4.21819, 12.95722], [-4.34477, 13.12927], [-3.96501, 13.49778], [-3.90558, 13.44375], [-3.96282, 13.38164], [-3.7911, 13.36665], [-3.54454, 13.1781], [-3.4313, 13.1588], [-3.43507, 13.27272], [-3.23599, 13.29035], [-3.28396, 13.5422], [-3.26407, 13.70699], [-2.88189, 13.64921], [-2.90831, 13.81174], [-2.84667, 14.05532], [-2.66175, 14.14713], [-2.47587, 14.29671], [-2.10223, 14.14878], [-1.9992, 14.19011], [-1.97945, 14.47709], [-1.68083, 14.50023], [-1.32166, 14.72774], [-1.05875, 14.7921], [-0.72004, 15.08655], [-0.24673, 15.07805], [0.06588, 14.96961], [0.23859, 15.00135], [0.72632, 14.95898], [0.96711, 14.98275], [1.31275, 15.27978], [3.01806, 15.34571], [3.03134, 15.42221], [3.50368, 15.35934], [4.19893, 16.39923], [4.21787, 17.00118], [4.26762, 17.00432], [4.26651, 19.14224], [3.36082, 18.9745], [3.12501, 19.1366], [3.24648, 19.81703], [1.20992, 20.73533], [1.15698, 21.12843], [-4.83423, 24.99935]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MM",
+           iso1A3: "MMR",
+           iso1N3: "104",
+           wikidata: "Q836",
+           nameEn: "Myanmar",
+           aliases: ["Burma", "BU"],
+           groups: ["035", "142", "UN"],
+           callingCodes: ["95"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[92.62187, 21.87037], [92.59775, 21.6092], [92.68152, 21.28454], [92.60187, 21.24615], [92.55105, 21.3856], [92.43158, 21.37025], [92.37939, 21.47764], [92.20087, 21.337], [92.17752, 21.17445], [92.26071, 21.05697], [92.47409, 20.38654], [92.61042, 13.76986], [94.6371, 13.81803], [97.63455, 9.60854], [98.12555, 9.44056], [98.33094, 9.91973], [98.47298, 9.95782], [98.52291, 9.92389], [98.55174, 9.92804], [98.7391, 10.31488], [98.81944, 10.52761], [98.77275, 10.62548], [98.78511, 10.68351], [98.86819, 10.78336], [99.0069, 10.85485], [98.99701, 10.92962], [99.02337, 10.97217], [99.06938, 10.94857], [99.32756, 11.28545], [99.31573, 11.32081], [99.39485, 11.3925], [99.47598, 11.62434], [99.5672, 11.62732], [99.64108, 11.78948], [99.64891, 11.82699], [99.53424, 12.02317], [99.56445, 12.14805], [99.47519, 12.1353], [99.409, 12.60603], [99.29254, 12.68921], [99.18905, 12.84799], [99.18748, 12.9898], [99.10646, 13.05804], [99.12225, 13.19847], [99.20617, 13.20575], [99.16695, 13.72621], [98.97356, 14.04868], [98.56762, 14.37701], [98.24874, 14.83013], [98.18821, 15.13125], [98.22, 15.21327], [98.30446, 15.30667], [98.40522, 15.25268], [98.41906, 15.27103], [98.39351, 15.34177], [98.4866, 15.39154], [98.56027, 15.33471], [98.58598, 15.46821], [98.541, 15.65406], [98.59853, 15.87197], [98.57019, 16.04578], [98.69585, 16.13353], [98.8376, 16.11706], [98.92656, 16.36425], [98.84485, 16.42354], [98.68074, 16.27068], [98.63817, 16.47424], [98.57912, 16.55983], [98.5695, 16.62826], [98.51113, 16.64503], [98.51833, 16.676], [98.51472, 16.68521], [98.51579, 16.69433], [98.51043, 16.70107], [98.49713, 16.69022], [98.50253, 16.7139], [98.46994, 16.73613], [98.53833, 16.81934], [98.49603, 16.8446], [98.52624, 16.89979], [98.39441, 17.06266], [98.34566, 17.04822], [98.10439, 17.33847], [98.11185, 17.36829], [97.91829, 17.54504], [97.76407, 17.71595], [97.66794, 17.88005], [97.73723, 17.97912], [97.60841, 18.23846], [97.64116, 18.29778], [97.56219, 18.33885], [97.50383, 18.26844], [97.34522, 18.54596], [97.36444, 18.57138], [97.5258, 18.4939], [97.76752, 18.58097], [97.73836, 18.88478], [97.66487, 18.9371], [97.73654, 18.9812], [97.73797, 19.04261], [97.83479, 19.09972], [97.84024, 19.22217], [97.78606, 19.26769], [97.84186, 19.29526], [97.78769, 19.39429], [97.88423, 19.5041], [97.84715, 19.55782], [98.04364, 19.65755], [98.03314, 19.80941], [98.13829, 19.78541], [98.24884, 19.67876], [98.51182, 19.71303], [98.56065, 19.67807], [98.83661, 19.80931], [98.98679, 19.7419], [99.0735, 20.10298], [99.20328, 20.12877], [99.416, 20.08614], [99.52943, 20.14811], [99.5569, 20.20676], [99.46077, 20.36198], [99.46008, 20.39673], [99.68255, 20.32077], [99.81096, 20.33687], [99.86383, 20.44371], [99.88211, 20.44488], [99.88451, 20.44596], [99.89168, 20.44548], [99.89301, 20.44311], [99.89692, 20.44789], [99.90499, 20.4487], [99.91616, 20.44986], [99.95721, 20.46301], [100.08404, 20.36626], [100.1957, 20.68247], [100.36375, 20.82783], [100.51079, 20.82194], [100.60112, 20.8347], [100.64628, 20.88279], [100.50974, 20.88574], [100.55281, 21.02796], [100.63578, 21.05639], [100.72716, 21.31786], [100.80173, 21.2934], [101.00234, 21.39612], [101.16198, 21.52808], [101.15156, 21.56129], [101.11744, 21.77659], [100.87265, 21.67396], [100.72143, 21.51898], [100.57861, 21.45637], [100.4811, 21.46148], [100.42892, 21.54325], [100.35201, 21.53176], [100.25863, 21.47043], [100.18447, 21.51898], [100.1625, 21.48704], [100.12542, 21.50365], [100.10757, 21.59945], [100.17486, 21.65306], [100.12679, 21.70539], [100.04956, 21.66843], [99.98654, 21.71064], [99.94003, 21.82782], [99.99084, 21.97053], [99.96612, 22.05965], [99.85351, 22.04183], [99.47585, 22.13345], [99.33166, 22.09656], [99.1552, 22.15874], [99.19176, 22.16983], [99.17318, 22.18025], [99.28771, 22.4105], [99.37972, 22.50188], [99.38247, 22.57544], [99.31243, 22.73893], [99.45654, 22.85726], [99.43537, 22.94086], [99.54218, 22.90014], [99.52214, 23.08218], [99.34127, 23.13099], [99.25741, 23.09025], [99.04601, 23.12215], [99.05975, 23.16382], [98.88597, 23.18656], [98.92515, 23.29535], [98.93958, 23.31414], [98.87573, 23.33038], [98.92104, 23.36946], [98.87683, 23.48995], [98.82877, 23.47908], [98.80294, 23.5345], [98.88396, 23.59555], [98.81775, 23.694], [98.82933, 23.72921], [98.79607, 23.77947], [98.68209, 23.80492], [98.67797, 23.9644], [98.89632, 24.10612], [98.87998, 24.15624], [98.85319, 24.13042], [98.59256, 24.08371], [98.54476, 24.13119], [98.20666, 24.11406], [98.07806, 24.07988], [98.06703, 24.08028], [98.0607, 24.07812], [98.05671, 24.07961], [98.05302, 24.07408], [98.04709, 24.07616], [97.99583, 24.04932], [97.98691, 24.03897], [97.93951, 24.01953], [97.90998, 24.02094], [97.88616, 24.00463], [97.88414, 23.99405], [97.88814, 23.98605], [97.89683, 23.98389], [97.89676, 23.97931], [97.8955, 23.97758], [97.88811, 23.97446], [97.86545, 23.97723], [97.84328, 23.97603], [97.79416, 23.95663], [97.79456, 23.94836], [97.72302, 23.89288], [97.64667, 23.84574], [97.5247, 23.94032], [97.62363, 24.00506], [97.72903, 24.12606], [97.75305, 24.16902], [97.72799, 24.18883], [97.72998, 24.2302], [97.76799, 24.26365], [97.71941, 24.29652], [97.66723, 24.30027], [97.65624, 24.33781], [97.7098, 24.35658], [97.66998, 24.45288], [97.60029, 24.4401], [97.52757, 24.43748], [97.56286, 24.54535], [97.56525, 24.72838], [97.54675, 24.74202], [97.5542, 24.74943], [97.56383, 24.75535], [97.56648, 24.76475], [97.64354, 24.79171], [97.70181, 24.84557], [97.73127, 24.83015], [97.76481, 24.8289], [97.79949, 24.85655], [97.72903, 24.91332], [97.72216, 25.08508], [97.77023, 25.11492], [97.83614, 25.2715], [97.92541, 25.20815], [98.14925, 25.41547], [98.12591, 25.50722], [98.18084, 25.56298], [98.16848, 25.62739], [98.25774, 25.6051], [98.31268, 25.55307], [98.40606, 25.61129], [98.54064, 25.85129], [98.63128, 25.79937], [98.70818, 25.86241], [98.60763, 26.01512], [98.57085, 26.11547], [98.63128, 26.15492], [98.66884, 26.09165], [98.7329, 26.17218], [98.67797, 26.24487], [98.72741, 26.36183], [98.77547, 26.61994], [98.7333, 26.85615], [98.69582, 27.56499], [98.43353, 27.67086], [98.42529, 27.55404], [98.32641, 27.51385], [98.13964, 27.9478], [98.15337, 28.12114], [97.90069, 28.3776], [97.79632, 28.33168], [97.70705, 28.5056], [97.56835, 28.55628], [97.50518, 28.49716], [97.47085, 28.2688], [97.41729, 28.29783], [97.34547, 28.21385], [97.31292, 28.06784], [97.35412, 28.06663], [97.38845, 28.01329], [97.35824, 27.87256], [97.29919, 27.92233], [96.90112, 27.62149], [96.91431, 27.45752], [97.17422, 27.14052], [97.14675, 27.09041], [96.89132, 27.17474], [96.85287, 27.2065], [96.88445, 27.25046], [96.73888, 27.36638], [96.55761, 27.29928], [96.40779, 27.29818], [96.15591, 27.24572], [96.04949, 27.19428], [95.93002, 27.04149], [95.81603, 27.01335], [95.437, 26.7083], [95.30339, 26.65372], [95.23513, 26.68499], [95.05798, 26.45408], [95.12801, 26.38397], [95.11428, 26.1019], [95.18556, 26.07338], [94.80117, 25.49359], [94.68032, 25.47003], [94.57458, 25.20318], [94.74212, 25.13606], [94.73937, 25.00545], [94.60204, 24.70889], [94.5526, 24.70764], [94.50729, 24.59281], [94.45279, 24.56656], [94.32362, 24.27692], [94.30215, 24.23752], [94.14081, 23.83333], [93.92089, 23.95812], [93.80279, 23.92549], [93.75952, 24.0003], [93.62871, 24.00922], [93.50616, 23.94432], [93.46633, 23.97067], [93.41415, 24.07854], [93.34735, 24.10151], [93.32351, 24.04468], [93.36059, 23.93176], [93.3908, 23.92925], [93.3908, 23.7622], [93.43475, 23.68299], [93.38805, 23.4728], [93.39981, 23.38828], [93.38781, 23.36139], [93.36862, 23.35426], [93.38478, 23.13698], [93.2878, 23.00464], [93.12988, 23.05772], [93.134, 22.92498], [93.09417, 22.69459], [93.134, 22.59573], [93.11477, 22.54374], [93.13537, 22.45873], [93.18206, 22.43716], [93.19991, 22.25425], [93.14224, 22.24535], [93.15734, 22.18687], [93.04885, 22.20595], [92.99255, 22.05965], [92.99804, 21.98964], [92.93899, 22.02656], [92.89504, 21.95143], [92.86208, 22.05456], [92.70416, 22.16017], [92.67532, 22.03547], [92.60949, 21.97638], [92.62187, 21.87037]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MN",
+           iso1A3: "MNG",
+           iso1N3: "496",
+           wikidata: "Q711",
+           nameEn: "Mongolia",
+           groups: ["030", "142", "UN"],
+           callingCodes: ["976"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[102.14032, 51.35566], [101.5044, 51.50467], [101.39085, 51.45753], [100.61116, 51.73028], [99.89203, 51.74903], [99.75578, 51.90108], [99.27888, 51.96876], [98.87768, 52.14563], [98.74142, 51.8637], [98.33222, 51.71832], [98.22053, 51.46579], [98.05257, 51.46696], [97.83305, 51.00248], [98.01472, 50.86652], [97.9693, 50.78044], [98.06393, 50.61262], [98.31373, 50.4996], [98.29481, 50.33561], [97.85197, 49.91339], [97.76871, 49.99861], [97.56432, 49.92801], [97.56811, 49.84265], [97.24639, 49.74737], [96.97388, 49.88413], [95.80056, 50.04239], [95.74757, 49.97915], [95.02465, 49.96941], [94.97166, 50.04725], [94.6121, 50.04239], [94.49477, 50.17832], [94.39258, 50.22193], [94.30823, 50.57498], [92.99595, 50.63183], [93.01109, 50.79001], [92.44714, 50.78762], [92.07173, 50.69585], [91.86048, 50.73734], [89.59711, 49.90851], [89.70687, 49.72535], [88.82499, 49.44808], [88.42449, 49.48821], [88.17223, 49.46934], [88.15543, 49.30314], [87.98977, 49.18147], [87.81333, 49.17354], [87.88171, 48.95853], [87.73822, 48.89582], [88.0788, 48.71436], [87.96361, 48.58478], [88.58939, 48.34531], [88.58316, 48.21893], [88.8011, 48.11302], [88.93186, 48.10263], [89.0711, 47.98528], [89.55453, 48.0423], [89.76624, 47.82745], [90.06512, 47.88177], [90.10871, 47.7375], [90.33598, 47.68303], [90.48854, 47.41826], [90.48542, 47.30438], [90.76108, 46.99399], [90.84035, 46.99525], [91.03649, 46.72916], [91.0147, 46.58171], [91.07696, 46.57315], [90.89639, 46.30711], [90.99672, 46.14207], [91.03026, 46.04194], [90.70907, 45.73437], [90.65114, 45.49314], [90.89169, 45.19667], [91.64048, 45.07408], [93.51161, 44.95964], [94.10003, 44.71016], [94.71959, 44.35284], [95.01191, 44.25274], [95.39772, 44.2805], [95.32891, 44.02407], [95.52594, 43.99353], [95.89543, 43.2528], [96.35658, 42.90363], [96.37926, 42.72055], [97.1777, 42.7964], [99.50671, 42.56535], [100.33297, 42.68231], [100.84979, 42.67087], [101.80515, 42.50074], [102.07645, 42.22519], [102.72403, 42.14675], [103.92804, 41.78246], [104.52258, 41.8706], [104.51667, 41.66113], [105.0123, 41.63188], [106.76517, 42.28741], [107.24774, 42.36107], [107.29755, 42.41395], [107.49681, 42.46221], [107.57258, 42.40898], [108.84489, 42.40246], [109.00679, 42.45302], [109.452, 42.44842], [109.89402, 42.63111], [110.08401, 42.6411], [110.4327, 42.78293], [111.0149, 43.3289], [111.59087, 43.51207], [111.79758, 43.6637], [111.93776, 43.68709], [111.96289, 43.81596], [111.40498, 44.3461], [111.76275, 44.98032], [111.98695, 45.09074], [112.4164, 45.06858], [112.74662, 44.86297], [113.70918, 44.72891], [114.5166, 45.27189], [114.54801, 45.38337], [114.74612, 45.43585], [114.94546, 45.37377], [115.60329, 45.44717], [116.16989, 45.68603], [116.27366, 45.78637], [116.24012, 45.8778], [116.26678, 45.96479], [116.58612, 46.30211], [116.75551, 46.33083], [116.83166, 46.38637], [117.36609, 46.36335], [117.41782, 46.57862], [117.60748, 46.59771], [117.69554, 46.50991], [118.30534, 46.73519], [118.78747, 46.68689], [118.8337, 46.77742], [118.89974, 46.77139], [118.92616, 46.72765], [119.00541, 46.74273], [119.10448, 46.65516], [119.24978, 46.64761], [119.32827, 46.61433], [119.42827, 46.63783], [119.65265, 46.62342], [119.68127, 46.59015], [119.77373, 46.62947], [119.80455, 46.67631], [119.89261, 46.66423], [119.91242, 46.90091], [119.85518, 46.92196], [119.71209, 47.19192], [119.62403, 47.24575], [119.56019, 47.24874], [119.54918, 47.29505], [119.31964, 47.42617], [119.35892, 47.48104], [119.13995, 47.53997], [119.12343, 47.66458], [118.7564, 47.76947], [118.55766, 47.99277], [118.29654, 48.00246], [118.22677, 48.03853], [118.11009, 48.04], [118.03676, 48.00982], [117.80196, 48.01661], [117.50181, 47.77216], [117.37875, 47.63627], [116.9723, 47.87285], [116.67405, 47.89039], [116.4465, 47.83662], [116.21879, 47.88505], [115.94296, 47.67741], [115.57128, 47.91988], [115.52082, 48.15367], [115.811, 48.25699], [115.78876, 48.51781], [116.06565, 48.81716], [116.03781, 48.87014], [116.71193, 49.83813], [116.62502, 49.92919], [116.22402, 50.04477], [115.73602, 49.87688], [115.26068, 49.97367], [114.9703, 50.19254], [114.325, 50.28098], [113.20216, 49.83356], [113.02647, 49.60772], [110.64493, 49.1816], [110.39891, 49.25083], [110.24373, 49.16676], [109.51325, 49.22859], [109.18017, 49.34709], [108.53969, 49.32325], [108.27937, 49.53167], [107.95387, 49.66659], [107.96116, 49.93191], [107.36407, 49.97612], [107.1174, 50.04239], [107.00007, 50.1977], [106.80326, 50.30177], [106.58373, 50.34044], [106.51122, 50.34408], [106.49628, 50.32436], [106.47156, 50.31909], [106.07865, 50.33474], [106.05562, 50.40582], [105.32528, 50.4648], [103.70343, 50.13952], [102.71178, 50.38873], [102.32194, 50.67982], [102.14032, 51.35566]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MO",
+           iso1A3: "MAC",
+           iso1N3: "446",
+           wikidata: "Q14773",
+           nameEn: "Macau",
+           aliases: ["Macao"],
+           country: "CN",
+           groups: ["030", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["853"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[113.54942, 22.14519], [113.54839, 22.10909], [113.57191, 22.07696], [113.63011, 22.10782], [113.60504, 22.20464], [113.57123, 22.20416], [113.56865, 22.20973], [113.5508, 22.21672], [113.54333, 22.21688], [113.54093, 22.21314], [113.53593, 22.2137], [113.53301, 22.21235], [113.53552, 22.20607], [113.52659, 22.18271], [113.54093, 22.15497], [113.54942, 22.14519]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MP",
+           iso1A3: "MNP",
+           iso1N3: "580",
+           wikidata: "Q16644",
+           nameEn: "Northern Mariana Islands",
+           aliases: ["US-MP"],
+           country: "US",
+           groups: ["Q1352230", "Q153732", "057", "009", "UN"],
+           roadSpeedUnit: "mph",
+           callingCodes: ["1 670"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[135.52896, 14.32623], [152.19114, 13.63487], [145.05972, 21.28731], [135.52896, 14.32623]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MQ",
+           iso1A3: "MTQ",
+           iso1N3: "474",
+           wikidata: "Q17054",
+           nameEn: "Martinique",
+           country: "FR",
+           groups: ["Q3320166", "EU", "029", "003", "419", "019", "UN"],
+           callingCodes: ["596"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-59.95997, 14.20285], [-61.07821, 15.25109], [-61.69315, 14.26451], [-59.95997, 14.20285]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MR",
+           iso1A3: "MRT",
+           iso1N3: "478",
+           wikidata: "Q1025",
+           nameEn: "Mauritania",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["222"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-5.60725, 16.49919], [-6.57191, 25.0002], [-4.83423, 24.99935], [-8.66674, 27.31569], [-8.66721, 25.99918], [-12.0002, 25.9986], [-12.00251, 23.4538], [-12.14969, 23.41935], [-12.36213, 23.3187], [-12.5741, 23.28975], [-13.00412, 23.02297], [-13.10753, 22.89493], [-13.15313, 22.75649], [-13.08438, 22.53866], [-13.01525, 21.33343], [-16.95474, 21.33997], [-16.99806, 21.12142], [-17.0357, 21.05368], [-17.0396, 20.9961], [-17.06781, 20.92697], [-17.0695, 20.85742], [-17.0471, 20.76408], [-17.15288, 16.07139], [-16.50854, 16.09032], [-16.48967, 16.0496], [-16.44814, 16.09753], [-16.4429, 16.20605], [-16.27016, 16.51565], [-15.6509, 16.50315], [-15.00557, 16.64997], [-14.32144, 16.61495], [-13.80075, 16.13961], [-13.43135, 16.09022], [-13.11029, 15.52116], [-12.23936, 14.76324], [-11.94903, 14.76143], [-11.70705, 15.51558], [-11.43483, 15.62339], [-10.90932, 15.11001], [-10.71721, 15.4223], [-9.40447, 15.4396], [-9.44673, 15.60553], [-9.33314, 15.7044], [-9.31106, 15.69412], [-9.32979, 15.50032], [-5.50165, 15.50061], [-5.33435, 16.33354], [-5.60725, 16.49919]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MS",
+           iso1A3: "MSR",
+           iso1N3: "500",
+           wikidata: "Q13353",
+           nameEn: "Montserrat",
+           country: "GB",
+           groups: ["BOTS", "029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1 664"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-61.91508, 16.51165], [-62.1023, 16.97277], [-62.58307, 16.68909], [-61.91508, 16.51165]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MT",
+           iso1A3: "MLT",
+           iso1N3: "470",
+           wikidata: "Q233",
+           nameEn: "Malta",
+           groups: ["EU", "039", "150", "UN"],
+           driveSide: "left",
+           callingCodes: ["356"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[15.70991, 35.79901], [14.07544, 36.41525], [13.27636, 35.20764], [15.70991, 35.79901]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MU",
+           iso1A3: "MUS",
+           iso1N3: "480",
+           wikidata: "Q1027",
+           nameEn: "Mauritius",
+           groups: ["014", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["230"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[56.09755, -9.55401], [57.50644, -31.92637], [68.4673, -19.15185], [56.09755, -9.55401]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MV",
+           iso1A3: "MDV",
+           iso1N3: "462",
+           wikidata: "Q826",
+           nameEn: "Maldives",
+           groups: ["034", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["960"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[71.9161, 8.55531], [72.57428, -3.7623], [76.59015, 5.591], [71.9161, 8.55531]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MW",
+           iso1A3: "MWI",
+           iso1N3: "454",
+           wikidata: "Q1020",
+           nameEn: "Malawi",
+           groups: ["014", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["265"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[33.48052, -9.62442], [33.31581, -9.48554], [33.14925, -9.49322], [32.99397, -9.36712], [32.95389, -9.40138], [33.00476, -9.5133], [33.00256, -9.63053], [33.05485, -9.61316], [33.10163, -9.66525], [33.12144, -9.58929], [33.2095, -9.61099], [33.31517, -9.82364], [33.36581, -9.81063], [33.37902, -9.9104], [33.31297, -10.05133], [33.53863, -10.20148], [33.54797, -10.36077], [33.70675, -10.56896], [33.47636, -10.78465], [33.28022, -10.84428], [33.25998, -10.88862], [33.39697, -11.15296], [33.29267, -11.3789], [33.29267, -11.43536], [33.23663, -11.40637], [33.24252, -11.59302], [33.32692, -11.59248], [33.33937, -11.91252], [33.25998, -12.14242], [33.3705, -12.34931], [33.47636, -12.32498], [33.54485, -12.35996], [33.37517, -12.54085], [33.28177, -12.54692], [33.18837, -12.61377], [33.05917, -12.59554], [32.94397, -12.76868], [32.96733, -12.88251], [33.02181, -12.88707], [32.98289, -13.12671], [33.0078, -13.19492], [32.86113, -13.47292], [32.84176, -13.52794], [32.73683, -13.57682], [32.68436, -13.55769], [32.66468, -13.60019], [32.68654, -13.64268], [32.7828, -13.64805], [32.84528, -13.71576], [32.76962, -13.77224], [32.79015, -13.80755], [32.88985, -13.82956], [32.99042, -13.95689], [33.02977, -14.05022], [33.07568, -13.98447], [33.16749, -13.93992], [33.24249, -14.00019], [33.66677, -14.61306], [33.7247, -14.4989], [33.88503, -14.51652], [33.92898, -14.47929], [34.08588, -14.48893], [34.18733, -14.43823], [34.22355, -14.43607], [34.34453, -14.3985], [34.35843, -14.38652], [34.39277, -14.39467], [34.4192, -14.43191], [34.44641, -14.47746], [34.45053, -14.49873], [34.47628, -14.53363], [34.48932, -14.53646], [34.49636, -14.55091], [34.52366, -14.5667], [34.53962, -14.59776], [34.55112, -14.64494], [34.53516, -14.67782], [34.52057, -14.68263], [34.54503, -14.74672], [34.567, -14.77345], [34.61522, -14.99583], [34.57503, -15.30619], [34.43126, -15.44778], [34.44981, -15.60864], [34.25195, -15.90321], [34.43126, -16.04737], [34.40344, -16.20923], [35.04805, -16.83167], [35.13771, -16.81687], [35.17017, -16.93521], [35.04805, -17.00027], [35.0923, -17.13235], [35.3062, -17.1244], [35.27065, -16.93817], [35.30929, -16.82871], [35.27219, -16.69402], [35.14235, -16.56812], [35.25828, -16.4792], [35.30157, -16.2211], [35.43355, -16.11371], [35.52365, -16.15414], [35.70107, -16.10147], [35.80487, -16.03907], [35.85303, -15.41913], [35.78799, -15.17428], [35.91812, -14.89514], [35.87212, -14.89478], [35.86945, -14.67481], [35.5299, -14.27714], [35.47989, -14.15594], [34.86229, -13.48958], [34.60253, -13.48487], [34.37831, -12.17408], [34.46088, -12.0174], [34.70739, -12.15652], [34.82903, -12.04837], [34.57917, -11.87849], [34.64241, -11.57499], [34.96296, -11.57354], [34.91153, -11.39799], [34.79375, -11.32245], [34.63305, -11.11731], [34.61161, -11.01611], [34.67047, -10.93796], [34.65946, -10.6828], [34.57581, -10.56271], [34.51911, -10.12279], [34.54499, -10.0678], [34.03865, -9.49398], [33.95829, -9.54066], [33.9638, -9.62206], [33.93298, -9.71647], [33.76677, -9.58516], [33.48052, -9.62442]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MX",
+           iso1A3: "MEX",
+           iso1N3: "484",
+           wikidata: "Q96",
+           nameEn: "Mexico",
+           groups: ["013", "003", "419", "019", "UN"],
+           callingCodes: ["52"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-117.1243, 32.53427], [-118.48109, 32.5991], [-120.12904, 18.41089], [-92.37213, 14.39277], [-92.2261, 14.53423], [-92.1454, 14.6804], [-92.18161, 14.84147], [-92.1423, 14.88647], [-92.1454, 14.98143], [-92.0621, 15.07406], [-92.20983, 15.26077], [-91.73182, 16.07371], [-90.44567, 16.07573], [-90.40499, 16.40524], [-90.61212, 16.49832], [-90.69064, 16.70697], [-91.04436, 16.92175], [-91.43809, 17.25373], [-90.99199, 17.25192], [-90.98678, 17.81655], [-89.14985, 17.81563], [-89.15105, 17.95104], [-89.03839, 18.0067], [-88.8716, 17.89535], [-88.71505, 18.0707], [-88.48242, 18.49164], [-88.3268, 18.49048], [-88.29909, 18.47591], [-88.26593, 18.47617], [-88.03238, 18.41778], [-88.03165, 18.16657], [-87.90671, 18.15213], [-87.87604, 18.18313], [-87.86657, 18.19971], [-87.85693, 18.18266], [-87.84815, 18.18511], [-86.92368, 17.61462], [-85.9092, 21.8218], [-96.92418, 25.97377], [-97.13927, 25.96583], [-97.35946, 25.92189], [-97.37332, 25.83854], [-97.42511, 25.83969], [-97.45669, 25.86874], [-97.49828, 25.89877], [-97.52025, 25.88518], [-97.66511, 26.01708], [-97.95155, 26.0625], [-97.97017, 26.05232], [-98.24603, 26.07191], [-98.27075, 26.09457], [-98.30491, 26.10475], [-98.35126, 26.15129], [-99.00546, 26.3925], [-99.03053, 26.41249], [-99.08477, 26.39849], [-99.53573, 27.30926], [-99.49744, 27.43746], [-99.482, 27.47128], [-99.48045, 27.49016], [-99.50208, 27.50021], [-99.52955, 27.49747], [-99.51478, 27.55836], [-99.55409, 27.61314], [-100.50029, 28.66117], [-100.51222, 28.70679], [-100.5075, 28.74066], [-100.52313, 28.75598], [-100.59809, 28.88197], [-100.63689, 28.90812], [-100.67294, 29.09744], [-100.79696, 29.24688], [-100.87982, 29.296], [-100.94056, 29.33371], [-100.94579, 29.34523], [-100.96725, 29.3477], [-101.01128, 29.36947], [-101.05686, 29.44738], [-101.47277, 29.7744], [-102.60596, 29.8192], [-103.15787, 28.93865], [-104.37752, 29.54255], [-104.39363, 29.55396], [-104.3969, 29.57105], [-104.5171, 29.64671], [-104.77674, 30.4236], [-106.00363, 31.39181], [-106.09025, 31.40569], [-106.20346, 31.46305], [-106.23711, 31.51262], [-106.24612, 31.54193], [-106.28084, 31.56173], [-106.30305, 31.62154], [-106.33419, 31.66303], [-106.34864, 31.69663], [-106.3718, 31.71165], [-106.38003, 31.73151], [-106.41773, 31.75196], [-106.43419, 31.75478], [-106.45244, 31.76523], [-106.46726, 31.75998], [-106.47298, 31.75054], [-106.48815, 31.74769], [-106.50111, 31.75714], [-106.50962, 31.76155], [-106.51251, 31.76922], [-106.52266, 31.77509], [-106.529, 31.784], [-108.20899, 31.78534], [-108.20979, 31.33316], [-111.07523, 31.33232], [-114.82011, 32.49609], [-114.79524, 32.55731], [-114.81141, 32.55543], [-114.80584, 32.62028], [-114.76736, 32.64094], [-114.71871, 32.71894], [-115.88053, 32.63624], [-117.1243, 32.53427]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MY",
+           iso1A3: "MYS",
+           iso1N3: "458",
+           wikidata: "Q833",
+           nameEn: "Malaysia"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "MZ",
+           iso1A3: "MOZ",
+           iso1N3: "508",
+           wikidata: "Q1029",
+           nameEn: "Mozambique",
+           groups: ["014", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["258"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[40.74206, -10.25691], [40.44265, -10.4618], [40.00295, -10.80255], [39.58249, -10.96043], [39.24395, -11.17433], [38.88996, -11.16978], [38.47258, -11.4199], [38.21598, -11.27289], [37.93618, -11.26228], [37.8388, -11.3123], [37.76614, -11.53352], [37.3936, -11.68949], [36.80309, -11.56836], [36.62068, -11.72884], [36.19094, -11.70008], [36.19094, -11.57593], [35.82767, -11.41081], [35.63599, -11.55927], [34.96296, -11.57354], [34.64241, -11.57499], [34.57917, -11.87849], [34.82903, -12.04837], [34.70739, -12.15652], [34.46088, -12.0174], [34.37831, -12.17408], [34.60253, -13.48487], [34.86229, -13.48958], [35.47989, -14.15594], [35.5299, -14.27714], [35.86945, -14.67481], [35.87212, -14.89478], [35.91812, -14.89514], [35.78799, -15.17428], [35.85303, -15.41913], [35.80487, -16.03907], [35.70107, -16.10147], [35.52365, -16.15414], [35.43355, -16.11371], [35.30157, -16.2211], [35.25828, -16.4792], [35.14235, -16.56812], [35.27219, -16.69402], [35.30929, -16.82871], [35.27065, -16.93817], [35.3062, -17.1244], [35.0923, -17.13235], [35.04805, -17.00027], [35.17017, -16.93521], [35.13771, -16.81687], [35.04805, -16.83167], [34.40344, -16.20923], [34.43126, -16.04737], [34.25195, -15.90321], [34.44981, -15.60864], [34.43126, -15.44778], [34.57503, -15.30619], [34.61522, -14.99583], [34.567, -14.77345], [34.54503, -14.74672], [34.52057, -14.68263], [34.53516, -14.67782], [34.55112, -14.64494], [34.53962, -14.59776], [34.52366, -14.5667], [34.49636, -14.55091], [34.48932, -14.53646], [34.47628, -14.53363], [34.45053, -14.49873], [34.44641, -14.47746], [34.4192, -14.43191], [34.39277, -14.39467], [34.35843, -14.38652], [34.34453, -14.3985], [34.22355, -14.43607], [34.18733, -14.43823], [34.08588, -14.48893], [33.92898, -14.47929], [33.88503, -14.51652], [33.7247, -14.4989], [33.66677, -14.61306], [33.24249, -14.00019], [30.22098, -14.99447], [30.41902, -15.62269], [30.42568, -15.9962], [30.91597, -15.99924], [30.97761, -16.05848], [31.13171, -15.98019], [31.30563, -16.01193], [31.42451, -16.15154], [31.67988, -16.19595], [31.90223, -16.34388], [31.91324, -16.41569], [32.02772, -16.43892], [32.28529, -16.43892], [32.42838, -16.4727], [32.71017, -16.59932], [32.69917, -16.66893], [32.78943, -16.70267], [32.97655, -16.70689], [32.91051, -16.89446], [32.84113, -16.92259], [32.96554, -17.11971], [33.00517, -17.30477], [33.0426, -17.3468], [32.96554, -17.48964], [32.98536, -17.55891], [33.0492, -17.60298], [32.94133, -17.99705], [33.03159, -18.35054], [33.02278, -18.4696], [32.88629, -18.51344], [32.88629, -18.58023], [32.95013, -18.69079], [32.9017, -18.7992], [32.82465, -18.77419], [32.70137, -18.84712], [32.73439, -18.92628], [32.69917, -18.94293], [32.72118, -19.02204], [32.84006, -19.0262], [32.87088, -19.09279], [32.85107, -19.29238], [32.77966, -19.36098], [32.78282, -19.47513], [32.84446, -19.48343], [32.84666, -19.68462], [32.95013, -19.67219], [33.06461, -19.77787], [33.01178, -20.02007], [32.93032, -20.03868], [32.85987, -20.16686], [32.85987, -20.27841], [32.66174, -20.56106], [32.55167, -20.56312], [32.48122, -20.63319], [32.51644, -20.91929], [32.37115, -21.133], [32.48236, -21.32873], [32.41234, -21.31246], [31.38336, -22.36919], [31.30611, -22.422], [31.55779, -23.176], [31.56539, -23.47268], [31.67942, -23.60858], [31.70223, -23.72695], [31.77445, -23.90082], [31.87707, -23.95293], [31.90368, -24.18892], [31.9835, -24.29983], [32.03196, -25.10785], [32.01676, -25.38117], [31.97875, -25.46356], [32.00631, -25.65044], [31.92649, -25.84216], [31.974, -25.95387], [32.00916, -25.999], [32.08599, -26.00978], [32.10435, -26.15656], [32.07352, -26.40185], [32.13409, -26.5317], [32.13315, -26.84345], [32.19409, -26.84032], [32.22302, -26.84136], [32.29584, -26.852], [32.35222, -26.86027], [34.51034, -26.91792], [42.99868, -12.65261], [40.74206, -10.25691]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NA",
+           iso1A3: "NAM",
+           iso1N3: "516",
+           wikidata: "Q1030",
+           nameEn: "Namibia",
+           groups: ["018", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["264"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[14.28743, -17.38814], [13.95896, -17.43141], [13.36212, -16.98048], [12.97145, -16.98567], [12.52111, -17.24495], [12.07076, -17.15165], [11.75063, -17.25013], [10.5065, -17.25284], [12.51595, -32.27486], [16.45332, -28.63117], [16.46592, -28.57126], [16.59922, -28.53246], [16.90446, -28.057], [17.15405, -28.08573], [17.4579, -28.68718], [18.99885, -28.89165], [19.99882, -28.42622], [19.99817, -24.76768], [19.99912, -21.99991], [20.99751, -22.00026], [20.99904, -18.31743], [21.45556, -18.31795], [23.0996, -18.00075], [23.29618, -17.99855], [23.61088, -18.4881], [24.19416, -18.01919], [24.40577, -17.95726], [24.57485, -18.07151], [24.6303, -17.9863], [24.71887, -17.9218], [24.73364, -17.89338], [24.95586, -17.79674], [25.05895, -17.84452], [25.16882, -17.78253], [25.26433, -17.79571], [25.00198, -17.58221], [24.70864, -17.49501], [24.5621, -17.52963], [24.38712, -17.46818], [24.32811, -17.49082], [24.23619, -17.47489], [23.47474, -17.62877], [21.42741, -18.02787], [21.14283, -17.94318], [18.84226, -17.80375], [18.39229, -17.38927], [14.28743, -17.38814]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NC",
+           iso1A3: "NCL",
+           iso1N3: "540",
+           wikidata: "Q33788",
+           nameEn: "New Caledonia",
+           country: "FR",
+           groups: ["Q1451600", "054", "009", "UN"],
+           callingCodes: ["687"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[159.77159, -28.41151], [174.245, -23.1974], [156.73836, -14.50464], [159.77159, -28.41151]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NE",
+           iso1A3: "NER",
+           iso1N3: "562",
+           wikidata: "Q1032",
+           nameEn: "Niger",
+           aliases: ["RN"],
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["227"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[14.22918, 22.61719], [13.5631, 23.16574], [11.96886, 23.51735], [7.48273, 20.87258], [7.38361, 20.79165], [5.8153, 19.45101], [4.26651, 19.14224], [4.26762, 17.00432], [4.21787, 17.00118], [4.19893, 16.39923], [3.50368, 15.35934], [3.03134, 15.42221], [3.01806, 15.34571], [1.31275, 15.27978], [0.96711, 14.98275], [0.72632, 14.95898], [0.23859, 15.00135], [0.16936, 14.51654], [0.38051, 14.05575], [0.61924, 13.68491], [0.77377, 13.6866], [0.77637, 13.64442], [0.99514, 13.5668], [1.02813, 13.46635], [1.20088, 13.38951], [1.24429, 13.39373], [1.28509, 13.35488], [1.24516, 13.33968], [1.21217, 13.37853], [1.18873, 13.31771], [0.99253, 13.37515], [0.99167, 13.10727], [2.26349, 12.41915], [2.05785, 12.35539], [2.39723, 11.89473], [2.45824, 11.98672], [2.39657, 12.10952], [2.37783, 12.24804], [2.6593, 12.30631], [2.83978, 12.40585], [3.25352, 12.01467], [3.31613, 11.88495], [3.48187, 11.86092], [3.59375, 11.70269], [3.61075, 11.69181], [3.67988, 11.75429], [3.67122, 11.80865], [3.63063, 11.83042], [3.61955, 11.91847], [3.67775, 11.97599], [3.63136, 12.11826], [3.66364, 12.25884], [3.65111, 12.52223], [3.94339, 12.74979], [4.10006, 12.98862], [4.14367, 13.17189], [4.14186, 13.47586], [4.23456, 13.47725], [4.4668, 13.68286], [4.87425, 13.78], [4.9368, 13.7345], [5.07396, 13.75052], [5.21026, 13.73627], [5.27797, 13.75474], [5.35437, 13.83567], [5.52957, 13.8845], [6.15771, 13.64564], [6.27411, 13.67835], [6.43053, 13.6006], [6.69617, 13.34057], [6.94445, 12.99825], [7.0521, 13.00076], [7.12676, 13.02445], [7.22399, 13.1293], [7.39241, 13.09717], [7.81085, 13.34902], [8.07997, 13.30847], [8.25185, 13.20369], [8.41853, 13.06166], [8.49493, 13.07519], [8.60431, 13.01768], [8.64251, 12.93985], [8.97413, 12.83661], [9.65995, 12.80614], [10.00373, 13.18171], [10.19993, 13.27129], [10.46731, 13.28819], [10.66004, 13.36422], [11.4535, 13.37773], [11.88236, 13.2527], [12.04209, 13.14452], [12.16189, 13.10056], [12.19315, 13.12423], [12.47095, 13.06673], [12.58033, 13.27805], [12.6793, 13.29157], [12.87376, 13.48919], [13.05085, 13.53984], [13.19844, 13.52802], [13.33213, 13.71195], [13.6302, 13.71094], [13.47559, 14.40881], [13.48259, 14.46704], [13.68573, 14.55276], [13.67878, 14.64013], [13.809, 14.72915], [13.78991, 14.87519], [13.86301, 15.04043], [14.37425, 15.72591], [15.50373, 16.89649], [15.6032, 18.77402], [15.75098, 19.93002], [15.99632, 20.35364], [15.6721, 20.70069], [15.59841, 20.74039], [15.56004, 20.79488], [15.55382, 20.86507], [15.57248, 20.92138], [15.62515, 20.95395], [15.28332, 21.44557], [15.20213, 21.49365], [15.19692, 21.99339], [14.99751, 23.00539], [14.22918, 22.61719]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NF",
+           iso1A3: "NFK",
+           iso1N3: "574",
+           wikidata: "Q31057",
+           nameEn: "Norfolk Island",
+           country: "AU",
+           groups: ["053", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["672 3"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[169.82316, -28.16667], [166.29505, -28.29175], [167.94076, -30.60745], [169.82316, -28.16667]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NG",
+           iso1A3: "NGA",
+           iso1N3: "566",
+           wikidata: "Q1033",
+           nameEn: "Nigeria",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["234"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[6.15771, 13.64564], [5.52957, 13.8845], [5.35437, 13.83567], [5.27797, 13.75474], [5.21026, 13.73627], [5.07396, 13.75052], [4.9368, 13.7345], [4.87425, 13.78], [4.4668, 13.68286], [4.23456, 13.47725], [4.14186, 13.47586], [4.14367, 13.17189], [4.10006, 12.98862], [3.94339, 12.74979], [3.65111, 12.52223], [3.66364, 12.25884], [3.63136, 12.11826], [3.67775, 11.97599], [3.61955, 11.91847], [3.63063, 11.83042], [3.67122, 11.80865], [3.67988, 11.75429], [3.61075, 11.69181], [3.59375, 11.70269], [3.49175, 11.29765], [3.71505, 11.13015], [3.84243, 10.59316], [3.78292, 10.40538], [3.6844, 10.46351], [3.57275, 10.27185], [3.66908, 10.18136], [3.54429, 9.87739], [3.35383, 9.83641], [3.32099, 9.78032], [3.34726, 9.70696], [3.25093, 9.61632], [3.13928, 9.47167], [3.14147, 9.28375], [3.08017, 9.10006], [2.77907, 9.06924], [2.67523, 7.87825], [2.73095, 7.7755], [2.73405, 7.5423], [2.78668, 7.5116], [2.79442, 7.43486], [2.74489, 7.42565], [2.76965, 7.13543], [2.71702, 6.95722], [2.74024, 6.92802], [2.73405, 6.78508], [2.78823, 6.76356], [2.78204, 6.70514], [2.7325, 6.64057], [2.74334, 6.57291], [2.70464, 6.50831], [2.70566, 6.38038], [2.74181, 6.13349], [5.87055, 3.78489], [8.34397, 4.30689], [8.60302, 4.87353], [8.78027, 5.1243], [8.92029, 5.58403], [8.83687, 5.68483], [8.88156, 5.78857], [8.84209, 5.82562], [9.51757, 6.43874], [9.70674, 6.51717], [9.77824, 6.79088], [9.86314, 6.77756], [10.15135, 7.03781], [10.21466, 6.88996], [10.53639, 6.93432], [10.57214, 7.16345], [10.59746, 7.14719], [10.60789, 7.06885], [10.83727, 6.9358], [10.8179, 6.83377], [10.94302, 6.69325], [11.09644, 6.68437], [11.09495, 6.51717], [11.42041, 6.53789], [11.42264, 6.5882], [11.51499, 6.60892], [11.57755, 6.74059], [11.55818, 6.86186], [11.63117, 6.9905], [11.87396, 7.09398], [11.84864, 7.26098], [11.93205, 7.47812], [12.01844, 7.52981], [11.99908, 7.67302], [12.20909, 7.97553], [12.19271, 8.10826], [12.24782, 8.17904], [12.26123, 8.43696], [12.4489, 8.52536], [12.44146, 8.6152], [12.68722, 8.65938], [12.71701, 8.7595], [12.79, 8.75361], [12.81085, 8.91992], [12.90022, 9.11411], [12.91958, 9.33905], [12.85628, 9.36698], [13.02385, 9.49334], [13.22642, 9.57266], [13.25472, 9.76795], [13.29941, 9.8296], [13.25025, 9.86042], [13.24132, 9.91031], [13.27409, 9.93232], [13.286, 9.9822], [13.25323, 10.00127], [13.25025, 10.03647], [13.34111, 10.12299], [13.43644, 10.13326], [13.5705, 10.53183], [13.54964, 10.61236], [13.73434, 10.9255], [13.70753, 10.94451], [13.7403, 11.00593], [13.78945, 11.00154], [13.97489, 11.30258], [14.17821, 11.23831], [14.6124, 11.51283], [14.64591, 11.66166], [14.55207, 11.72001], [14.61612, 11.7798], [14.6474, 12.17466], [14.4843, 12.35223], [14.22215, 12.36533], [14.17523, 12.41916], [14.20204, 12.53405], [14.08251, 13.0797], [13.6302, 13.71094], [13.33213, 13.71195], [13.19844, 13.52802], [13.05085, 13.53984], [12.87376, 13.48919], [12.6793, 13.29157], [12.58033, 13.27805], [12.47095, 13.06673], [12.19315, 13.12423], [12.16189, 13.10056], [12.04209, 13.14452], [11.88236, 13.2527], [11.4535, 13.37773], [10.66004, 13.36422], [10.46731, 13.28819], [10.19993, 13.27129], [10.00373, 13.18171], [9.65995, 12.80614], [8.97413, 12.83661], [8.64251, 12.93985], [8.60431, 13.01768], [8.49493, 13.07519], [8.41853, 13.06166], [8.25185, 13.20369], [8.07997, 13.30847], [7.81085, 13.34902], [7.39241, 13.09717], [7.22399, 13.1293], [7.12676, 13.02445], [7.0521, 13.00076], [6.94445, 12.99825], [6.69617, 13.34057], [6.43053, 13.6006], [6.27411, 13.67835], [6.15771, 13.64564]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NI",
+           iso1A3: "NIC",
+           iso1N3: "558",
+           wikidata: "Q811",
+           nameEn: "Nicaragua",
+           groups: ["013", "003", "419", "019", "UN"],
+           callingCodes: ["505"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-83.13724, 15.00002], [-83.49268, 15.01158], [-83.62101, 14.89448], [-83.89551, 14.76697], [-84.10584, 14.76353], [-84.48373, 14.63249], [-84.70119, 14.68078], [-84.82596, 14.82212], [-84.90082, 14.80489], [-85.1575, 14.53934], [-85.18602, 14.24929], [-85.32149, 14.2562], [-85.45762, 14.11304], [-85.73964, 13.9698], [-85.75477, 13.8499], [-86.03458, 13.99181], [-86.00685, 14.08474], [-86.14801, 14.04317], [-86.35219, 13.77157], [-86.76812, 13.79605], [-86.71267, 13.30348], [-86.87066, 13.30641], [-86.93383, 13.18677], [-86.93197, 13.05313], [-87.03785, 12.98682], [-87.06306, 13.00892], [-87.37107, 12.98646], [-87.55124, 13.12523], [-87.7346, 13.13228], [-88.11443, 12.63306], [-86.14524, 11.09059], [-85.71223, 11.06868], [-85.60529, 11.22607], [-84.92439, 10.9497], [-84.68197, 11.07568], [-83.90838, 10.71161], [-83.66597, 10.79916], [-83.68276, 11.01562], [-82.56142, 11.91792], [-82.06974, 14.49418], [-83.04763, 15.03256], [-83.13724, 15.00002]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NL",
+           iso1A3: "NLD",
+           iso1N3: "528",
+           wikidata: "Q29999",
+           nameEn: "Kingdom of the Netherlands"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NO",
+           iso1A3: "NOR",
+           iso1N3: "578",
+           wikidata: "Q20",
+           nameEn: "Norway"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NP",
+           iso1A3: "NPL",
+           iso1N3: "524",
+           wikidata: "Q837",
+           nameEn: "Nepal",
+           groups: ["034", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["977"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[88.13378, 27.88015], [87.82681, 27.95248], [87.72718, 27.80938], [87.56996, 27.84517], [87.11696, 27.84104], [87.03757, 27.94835], [86.75582, 28.04182], [86.74181, 28.10638], [86.56265, 28.09569], [86.51609, 27.96623], [86.42736, 27.91122], [86.22966, 27.9786], [86.18607, 28.17364], [86.088, 28.09264], [86.08333, 28.02121], [86.12069, 27.93047], [86.06309, 27.90021], [85.94946, 27.9401], [85.97813, 27.99023], [85.90743, 28.05144], [85.84672, 28.18187], [85.74864, 28.23126], [85.71907, 28.38064], [85.69105, 28.38475], [85.60854, 28.25045], [85.59765, 28.30529], [85.4233, 28.32996], [85.38127, 28.28336], [85.10729, 28.34092], [85.18668, 28.54076], [85.19135, 28.62825], [85.06059, 28.68562], [84.85511, 28.58041], [84.62317, 28.73887], [84.47528, 28.74023], [84.2231, 28.89571], [84.24801, 29.02783], [84.18107, 29.23451], [83.97559, 29.33091], [83.82303, 29.30513], [83.63156, 29.16249], [83.44787, 29.30513], [83.28131, 29.56813], [83.07116, 29.61957], [82.73024, 29.81695], [82.5341, 29.9735], [82.38622, 30.02608], [82.16984, 30.0692], [82.19475, 30.16884], [82.10757, 30.23745], [82.10135, 30.35439], [81.99082, 30.33423], [81.62033, 30.44703], [81.5459, 30.37688], [81.41018, 30.42153], [81.39928, 30.21862], [81.33355, 30.15303], [81.2623, 30.14596], [81.29032, 30.08806], [81.24362, 30.0126], [81.12842, 30.01395], [81.03953, 30.20059], [80.92547, 30.17193], [80.91143, 30.22173], [80.86673, 30.17321], [80.8778, 30.13384], [80.67076, 29.95732], [80.60226, 29.95732], [80.57179, 29.91422], [80.56247, 29.86661], [80.48997, 29.79566], [80.43458, 29.80466], [80.41554, 29.79451], [80.36803, 29.73865], [80.38428, 29.68513], [80.41858, 29.63581], [80.37939, 29.57098], [80.24322, 29.44299], [80.31428, 29.30784], [80.28626, 29.20327], [80.24112, 29.21414], [80.26602, 29.13938], [80.23178, 29.11626], [80.18085, 29.13649], [80.05743, 28.91479], [80.06957, 28.82763], [80.12125, 28.82346], [80.37188, 28.63371], [80.44504, 28.63098], [80.52443, 28.54897], [80.50575, 28.6706], [80.55142, 28.69182], [81.03471, 28.40054], [81.19847, 28.36284], [81.32923, 28.13521], [81.38683, 28.17638], [81.48179, 28.12148], [81.47867, 28.08303], [81.91223, 27.84995], [81.97214, 27.93322], [82.06554, 27.92222], [82.46405, 27.6716], [82.70378, 27.72122], [82.74119, 27.49838], [82.93261, 27.50328], [82.94938, 27.46036], [83.19413, 27.45632], [83.27197, 27.38309], [83.2673, 27.36235], [83.29999, 27.32778], [83.35136, 27.33885], [83.38872, 27.39276], [83.39495, 27.4798], [83.61288, 27.47013], [83.85595, 27.35797], [83.86182, 27.4241], [83.93306, 27.44939], [84.02229, 27.43836], [84.10791, 27.52399], [84.21376, 27.45218], [84.25735, 27.44941], [84.29315, 27.39], [84.62161, 27.33885], [84.69166, 27.21294], [84.64496, 27.04669], [84.793, 26.9968], [84.82913, 27.01989], [84.85754, 26.98984], [84.96687, 26.95599], [84.97186, 26.9149], [85.00536, 26.89523], [85.05592, 26.88991], [85.02635, 26.85381], [85.15883, 26.86966], [85.19291, 26.86909], [85.18046, 26.80519], [85.21159, 26.75933], [85.34302, 26.74954], [85.47752, 26.79292], [85.56471, 26.84133], [85.5757, 26.85955], [85.59461, 26.85161], [85.61621, 26.86721], [85.66239, 26.84822], [85.73483, 26.79613], [85.72315, 26.67471], [85.76907, 26.63076], [85.83126, 26.61134], [85.85126, 26.60866], [85.8492, 26.56667], [86.02729, 26.66756], [86.13596, 26.60651], [86.22513, 26.58863], [86.26235, 26.61886], [86.31564, 26.61925], [86.49726, 26.54218], [86.54258, 26.53819], [86.57073, 26.49825], [86.61313, 26.48658], [86.62686, 26.46891], [86.69124, 26.45169], [86.74025, 26.42386], [86.76797, 26.45892], [86.82898, 26.43919], [86.94543, 26.52076], [86.95912, 26.52076], [87.01559, 26.53228], [87.04691, 26.58685], [87.0707, 26.58571], [87.09147, 26.45039], [87.14751, 26.40542], [87.18863, 26.40558], [87.24682, 26.4143], [87.26587, 26.40592], [87.26568, 26.37294], [87.34568, 26.34787], [87.37314, 26.40815], [87.46566, 26.44058], [87.51571, 26.43106], [87.55274, 26.40596], [87.59175, 26.38342], [87.66803, 26.40294], [87.67893, 26.43501], [87.76004, 26.40711], [87.7918, 26.46737], [87.84193, 26.43663], [87.89085, 26.48565], [87.90115, 26.44923], [88.00895, 26.36029], [88.09414, 26.43732], [88.09963, 26.54195], [88.16452, 26.64111], [88.1659, 26.68177], [88.19107, 26.75516], [88.12302, 26.95324], [88.13422, 26.98705], [88.11719, 26.98758], [87.9887, 27.11045], [88.01587, 27.21388], [88.01646, 27.21612], [88.07277, 27.43007], [88.04008, 27.49223], [88.19107, 27.79285], [88.1973, 27.85067], [88.13378, 27.88015]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NR",
+           iso1A3: "NRU",
+           iso1N3: "520",
+           wikidata: "Q697",
+           nameEn: "Nauru",
+           groups: ["057", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["674"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[166.95155, 0.14829], [166.21778, -0.7977], [167.60042, -0.88259], [166.95155, 0.14829]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NU",
+           iso1A3: "NIU",
+           iso1N3: "570",
+           wikidata: "Q34020",
+           nameEn: "Niue",
+           country: "NZ",
+           groups: ["061", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["683"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-170.83899, -18.53439], [-170.82274, -20.44429], [-168.63096, -18.60489], [-170.83899, -18.53439]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "NZ",
+           iso1A3: "NZL",
+           iso1N3: "554",
+           wikidata: "Q664",
+           nameEn: "New Zealand"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "OM",
+           iso1A3: "OMN",
+           iso1N3: "512",
+           wikidata: "Q842",
+           nameEn: "Oman",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["968"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[56.82555, 25.7713], [56.79239, 26.41236], [56.68954, 26.76645], [56.2644, 26.58649], [55.81777, 26.18798], [56.08666, 26.05038], [56.15498, 26.06828], [56.19334, 25.9795], [56.13963, 25.82765], [56.17416, 25.77239], [56.13579, 25.73524], [56.14826, 25.66351], [56.18363, 25.65508], [56.20473, 25.61119], [56.25365, 25.60211], [56.26636, 25.60643], [56.25341, 25.61443], [56.26534, 25.62825], [56.82555, 25.7713]]], [[[56.26062, 25.33108], [56.23362, 25.31253], [56.25008, 25.28843], [56.24465, 25.27505], [56.20838, 25.25668], [56.20872, 25.24104], [56.24341, 25.22867], [56.27628, 25.23404], [56.34438, 25.26653], [56.35172, 25.30681], [56.3111, 25.30107], [56.3005, 25.31815], [56.26062, 25.33108]], [[56.28423, 25.26344], [56.27086, 25.26128], [56.2716, 25.27916], [56.28102, 25.28486], [56.29379, 25.2754], [56.28423, 25.26344]]], [[[61.45114, 22.55394], [56.86325, 25.03856], [56.3227, 24.97284], [56.34873, 24.93205], [56.30269, 24.88334], [56.20568, 24.85063], [56.20062, 24.78565], [56.13684, 24.73699], [56.06128, 24.74457], [56.03535, 24.81161], [55.97836, 24.87673], [55.97467, 24.89639], [56.05106, 24.87461], [56.05715, 24.95727], [55.96316, 25.00857], [55.90849, 24.96771], [55.85094, 24.96858], [55.81116, 24.9116], [55.81348, 24.80102], [55.83408, 24.77858], [55.83271, 24.68567], [55.76461, 24.5287], [55.83271, 24.41521], [55.83395, 24.32776], [55.80747, 24.31069], [55.79145, 24.27914], [55.76781, 24.26209], [55.75939, 24.26114], [55.75382, 24.2466], [55.75257, 24.23466], [55.76558, 24.23227], [55.77658, 24.23476], [55.83367, 24.20193], [55.95472, 24.2172], [56.01799, 24.07426], [55.8308, 24.01633], [55.73301, 24.05994], [55.48677, 23.94946], [55.57358, 23.669], [55.22634, 23.10378], [55.2137, 22.71065], [55.66469, 21.99658], [54.99756, 20.00083], [52.00311, 19.00083], [52.78009, 17.35124], [52.74267, 17.29519], [52.81185, 17.28568], [57.49095, 8.14549], [61.45114, 22.55394]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PA",
+           iso1A3: "PAN",
+           iso1N3: "591",
+           wikidata: "Q804",
+           nameEn: "Panama",
+           groups: ["013", "003", "419", "019", "UN"],
+           callingCodes: ["507"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-77.32389, 8.81247], [-77.58292, 9.22278], [-78.79327, 9.93766], [-82.51044, 9.65379], [-82.56507, 9.57279], [-82.61345, 9.49881], [-82.66667, 9.49746], [-82.77206, 9.59573], [-82.87919, 9.62645], [-82.84871, 9.4973], [-82.93516, 9.46741], [-82.93516, 9.07687], [-82.72126, 8.97125], [-82.88253, 8.83331], [-82.91377, 8.774], [-82.92068, 8.74832], [-82.8794, 8.6981], [-82.82739, 8.60153], [-82.83975, 8.54755], [-82.83322, 8.52464], [-82.8382, 8.48117], [-82.8679, 8.44042], [-82.93056, 8.43465], [-83.05209, 8.33394], [-82.9388, 8.26634], [-82.88641, 8.10219], [-82.89137, 8.05755], [-82.89978, 8.04083], [-82.94503, 7.93865], [-82.13751, 6.97312], [-78.06168, 7.07793], [-77.89178, 7.22681], [-77.81426, 7.48319], [-77.72157, 7.47612], [-77.72514, 7.72348], [-77.57185, 7.51147], [-77.17257, 7.97422], [-77.45064, 8.49991], [-77.32389, 8.81247]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PE",
+           iso1A3: "PER",
+           iso1N3: "604",
+           wikidata: "Q419",
+           nameEn: "Peru",
+           groups: ["005", "419", "019", "UN"],
+           callingCodes: ["51"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-74.26675, -0.97229], [-74.42701, -0.50218], [-75.18513, -0.0308], [-75.25764, -0.11943], [-75.40192, -0.17196], [-75.61997, -0.10012], [-75.60169, -0.18708], [-75.53615, -0.19213], [-75.22862, -0.60048], [-75.22862, -0.95588], [-75.3872, -0.9374], [-75.57429, -1.55961], [-76.05203, -2.12179], [-76.6324, -2.58397], [-77.94147, -3.05454], [-78.19369, -3.36431], [-78.14324, -3.47653], [-78.22642, -3.51113], [-78.24589, -3.39907], [-78.34362, -3.38633], [-78.68394, -4.60754], [-78.85149, -4.66795], [-79.01659, -5.01481], [-79.1162, -4.97774], [-79.26248, -4.95167], [-79.59402, -4.46848], [-79.79722, -4.47558], [-80.13945, -4.29786], [-80.39256, -4.48269], [-80.46386, -4.41516], [-80.32114, -4.21323], [-80.45023, -4.20938], [-80.4822, -4.05477], [-80.46386, -4.01342], [-80.13232, -3.90317], [-80.19926, -3.68894], [-80.18741, -3.63994], [-80.19848, -3.59249], [-80.21642, -3.5888], [-80.20535, -3.51667], [-80.22629, -3.501], [-80.23651, -3.48652], [-80.24586, -3.48677], [-80.24123, -3.46124], [-80.20647, -3.431], [-80.30602, -3.39149], [-84.52388, -3.36941], [-85.71054, -21.15413], [-70.59118, -18.35072], [-70.378, -18.3495], [-70.31267, -18.31258], [-70.16394, -18.31737], [-69.96732, -18.25992], [-69.81607, -18.12582], [-69.75305, -17.94605], [-69.82868, -17.72048], [-69.79087, -17.65563], [-69.66483, -17.65083], [-69.46897, -17.4988], [-69.46863, -17.37466], [-69.62883, -17.28142], [-69.16896, -16.72233], [-69.00853, -16.66769], [-69.04027, -16.57214], [-68.98358, -16.42165], [-68.79464, -16.33272], [-68.96238, -16.194], [-69.09986, -16.22693], [-69.20291, -16.16668], [-69.40336, -15.61358], [-69.14856, -15.23478], [-69.36254, -14.94634], [-68.88135, -14.18639], [-69.05265, -13.68546], [-68.8864, -13.40792], [-68.85615, -12.87769], [-68.65044, -12.50689], [-68.98115, -11.8979], [-69.57156, -10.94555], [-69.57835, -10.94051], [-69.90896, -10.92744], [-70.38791, -11.07096], [-70.51395, -10.92249], [-70.64134, -11.0108], [-70.62487, -9.80666], [-70.55429, -9.76692], [-70.58453, -9.58303], [-70.53373, -9.42628], [-71.23394, -9.9668], [-72.14742, -9.98049], [-72.31883, -9.5184], [-72.72216, -9.41397], [-73.21498, -9.40904], [-72.92886, -9.04074], [-73.76576, -7.89884], [-73.65485, -7.77897], [-73.96938, -7.58465], [-73.77011, -7.28944], [-73.73986, -6.87919], [-73.12983, -6.43852], [-73.24579, -6.05764], [-72.83973, -5.14765], [-72.64391, -5.0391], [-71.87003, -4.51661], [-70.96814, -4.36915], [-70.77601, -4.15717], [-70.33236, -4.15214], [-70.19582, -4.3607], [-70.11305, -4.27281], [-70.00888, -4.37833], [-69.94708, -4.2431], [-70.3374, -3.79505], [-70.52393, -3.87553], [-70.71396, -3.7921], [-70.04609, -2.73906], [-70.94377, -2.23142], [-71.75223, -2.15058], [-72.92587, -2.44514], [-73.65312, -1.26222], [-74.26675, -0.97229]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PF",
+           iso1A3: "PYF",
+           iso1N3: "258",
+           wikidata: "Q30971",
+           nameEn: "French Polynesia",
+           country: "FR",
+           groups: ["Q1451600", "061", "009", "UN"],
+           callingCodes: ["689"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-135.59706, -4.70473], [-156.48634, -15.52824], [-156.45576, -31.75456], [-133.59543, -28.4709], [-135.59706, -4.70473]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PG",
+           iso1A3: "PNG",
+           iso1N3: "598",
+           wikidata: "Q691",
+           nameEn: "Papua New Guinea",
+           groups: ["054", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["675"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[141.03157, 2.12829], [140.99813, -6.3233], [140.85295, -6.72996], [140.90448, -6.85033], [141.01763, -6.90181], [141.01842, -9.35091], [141.88934, -9.36111], [142.19246, -9.15378], [142.48658, -9.36754], [143.29772, -9.33993], [143.87386, -9.02382], [145.2855, -9.62524], [156.73836, -14.50464], [154.74815, -7.33315], [155.60735, -6.92266], [155.69784, -6.92661], [155.92557, -6.84664], [156.03993, -6.65703], [156.03296, -6.55528], [160.43769, -4.17974], [141.03157, 2.12829]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PH",
+           iso1A3: "PHL",
+           iso1N3: "608",
+           wikidata: "Q928",
+           nameEn: "Philippines",
+           aliases: ["PI", "RP"],
+           groups: ["035", "142", "UN"],
+           callingCodes: ["63"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[129.19694, 7.84182], [121.8109, 21.77688], [120.69238, 21.52331], [118.82252, 14.67191], [115.39742, 10.92666], [116.79524, 7.43869], [117.17735, 7.52841], [117.93857, 6.89845], [117.98544, 6.27477], [119.52945, 5.35672], [118.93936, 4.09009], [118.06469, 4.16638], [121.14448, 2.12444], [129.19694, 7.84182]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PK",
+           iso1A3: "PAK",
+           iso1N3: "586",
+           wikidata: "Q843",
+           nameEn: "Pakistan",
+           groups: ["034", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["92"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[75.72737, 36.7529], [75.45562, 36.71971], [75.40481, 36.95382], [75.13839, 37.02622], [74.56453, 37.03023], [74.53739, 36.96224], [74.43389, 37.00977], [74.04856, 36.82648], [73.82685, 36.91421], [72.6323, 36.84601], [72.18135, 36.71838], [71.80267, 36.49924], [71.60491, 36.39429], [71.19505, 36.04134], [71.37969, 35.95865], [71.55273, 35.71483], [71.49917, 35.6267], [71.65435, 35.4479], [71.54294, 35.31037], [71.5541, 35.28776], [71.67495, 35.21262], [71.52938, 35.09023], [71.55273, 35.02615], [71.49917, 35.00478], [71.50329, 34.97328], [71.29472, 34.87728], [71.28356, 34.80882], [71.08718, 34.69034], [71.11602, 34.63047], [71.0089, 34.54568], [71.02401, 34.44835], [71.17662, 34.36769], [71.12815, 34.26619], [71.13078, 34.16503], [71.09453, 34.13524], [71.09307, 34.11961], [71.06933, 34.10564], [71.07345, 34.06242], [70.88119, 33.97933], [70.54336, 33.9463], [69.90203, 34.04194], [69.87307, 33.9689], [69.85671, 33.93719], [70.00503, 33.73528], [70.14236, 33.71701], [70.14785, 33.6553], [70.20141, 33.64387], [70.17062, 33.53535], [70.32775, 33.34496], [70.13686, 33.21064], [70.07369, 33.22557], [70.02563, 33.14282], [69.85259, 33.09451], [69.79766, 33.13247], [69.71526, 33.09911], [69.57656, 33.09911], [69.49004, 33.01509], [69.49854, 32.88843], [69.5436, 32.8768], [69.47082, 32.85834], [69.38018, 32.76601], [69.43649, 32.7302], [69.44747, 32.6678], [69.38155, 32.56601], [69.2868, 32.53938], [69.23599, 32.45946], [69.27932, 32.29119], [69.27032, 32.14141], [69.3225, 31.93186], [69.20577, 31.85957], [69.11514, 31.70782], [69.00939, 31.62249], [68.95995, 31.64822], [68.91078, 31.59687], [68.79997, 31.61665], [68.6956, 31.75687], [68.57475, 31.83158], [68.44222, 31.76446], [68.27605, 31.75863], [68.25614, 31.80357], [68.1655, 31.82691], [68.00071, 31.6564], [67.86887, 31.63536], [67.72056, 31.52304], [67.58323, 31.52772], [67.62374, 31.40473], [67.7748, 31.4188], [67.78854, 31.33203], [67.29964, 31.19586], [67.03323, 31.24519], [67.04147, 31.31561], [66.83273, 31.26867], [66.72561, 31.20526], [66.68166, 31.07597], [66.58175, 30.97532], [66.42645, 30.95309], [66.39194, 30.9408], [66.28413, 30.57001], [66.34869, 30.404], [66.23609, 30.06321], [66.36042, 29.9583], [66.24175, 29.85181], [65.04005, 29.53957], [64.62116, 29.58903], [64.19796, 29.50407], [64.12966, 29.39157], [63.5876, 29.50456], [62.47751, 29.40782], [60.87231, 29.86514], [61.31508, 29.38903], [61.53765, 29.00507], [61.65978, 28.77937], [61.93581, 28.55284], [62.40259, 28.42703], [62.59499, 28.24842], [62.79412, 28.28108], [62.7638, 28.02992], [62.84905, 27.47627], [62.79684, 27.34381], [62.80604, 27.22412], [63.19649, 27.25674], [63.32283, 27.14437], [63.25005, 27.08692], [63.25005, 26.84212], [63.18688, 26.83844], [63.1889, 26.65072], [62.77352, 26.64099], [62.31484, 26.528], [62.21304, 26.26601], [62.05117, 26.31647], [61.89391, 26.26251], [61.83831, 26.07249], [61.83968, 25.7538], [61.683, 25.66638], [61.6433, 25.27541], [61.46682, 24.57869], [68.11329, 23.53945], [68.20763, 23.85849], [68.39339, 23.96838], [68.74643, 23.97027], [68.7416, 24.31904], [68.90914, 24.33156], [68.97781, 24.26021], [69.07806, 24.29777], [69.19341, 24.25646], [69.29778, 24.28712], [69.59579, 24.29777], [69.73335, 24.17007], [70.03428, 24.172], [70.11712, 24.30915], [70.5667, 24.43787], [70.57906, 24.27774], [70.71502, 24.23517], [70.88393, 24.27398], [70.85784, 24.30903], [70.94985, 24.3791], [71.04461, 24.34657], [71.12838, 24.42662], [71.00341, 24.46038], [70.97594, 24.60904], [71.09405, 24.69017], [70.94002, 24.92843], [70.89148, 25.15064], [70.66695, 25.39314], [70.67382, 25.68186], [70.60378, 25.71898], [70.53649, 25.68928], [70.37444, 25.67443], [70.2687, 25.71156], [70.0985, 25.93238], [70.08193, 26.08094], [70.17532, 26.24118], [70.17532, 26.55362], [70.05584, 26.60398], [69.88555, 26.56836], [69.50904, 26.74892], [69.58519, 27.18109], [70.03136, 27.56627], [70.12502, 27.8057], [70.37307, 28.01208], [70.60927, 28.02178], [70.79054, 27.68423], [71.89921, 27.96035], [71.9244, 28.11555], [72.20329, 28.3869], [72.29495, 28.66367], [72.40402, 28.78283], [72.94272, 29.02487], [73.01337, 29.16422], [73.05886, 29.1878], [73.28094, 29.56646], [73.3962, 29.94707], [73.58665, 30.01848], [73.80299, 30.06969], [73.97225, 30.19829], [73.95736, 30.28466], [73.88993, 30.36305], [74.5616, 31.04153], [74.67971, 31.05479], [74.6852, 31.12771], [74.60006, 31.13711], [74.60281, 31.10419], [74.56023, 31.08303], [74.51629, 31.13829], [74.53223, 31.30321], [74.59773, 31.4136], [74.64713, 31.45605], [74.59319, 31.50197], [74.61517, 31.55698], [74.57498, 31.60382], [74.47771, 31.72227], [74.58907, 31.87824], [74.79919, 31.95983], [74.86236, 32.04485], [74.9269, 32.0658], [75.00793, 32.03786], [75.25649, 32.10187], [75.38046, 32.26836], [75.28259, 32.36556], [75.03265, 32.49538], [74.97634, 32.45367], [74.84725, 32.49075], [74.68362, 32.49298], [74.67431, 32.56676], [74.65251, 32.56416], [74.64424, 32.60985], [74.69542, 32.66792], [74.65345, 32.71225], [74.7113, 32.84219], [74.64675, 32.82604], [74.6289, 32.75561], [74.45312, 32.77755], [74.41467, 32.90563], [74.31227, 32.92795], [74.34875, 32.97823], [74.31854, 33.02891], [74.17571, 33.07495], [74.15374, 33.13477], [74.02144, 33.18908], [74.01366, 33.25199], [74.08782, 33.26232], [74.17983, 33.3679], [74.18121, 33.4745], [74.10115, 33.56392], [74.03576, 33.56718], [73.97367, 33.64061], [73.98968, 33.66155], [73.96423, 33.73071], [74.00891, 33.75437], [74.05898, 33.82089], [74.14001, 33.83002], [74.26086, 33.92237], [74.25262, 34.01577], [74.21554, 34.03853], [73.91341, 34.01235], [73.88732, 34.05105], [73.90677, 34.10504], [73.98208, 34.2522], [73.90517, 34.35317], [73.8475, 34.32935], [73.74862, 34.34183], [73.74999, 34.3781], [73.88732, 34.48911], [73.89419, 34.54568], [73.93951, 34.57169], [73.93401, 34.63386], [73.96423, 34.68244], [74.12897, 34.70073], [74.31239, 34.79626], [74.58083, 34.77386], [74.6663, 34.703], [75.01479, 34.64629], [75.38009, 34.55021], [75.75438, 34.51827], [76.04614, 34.67566], [76.15463, 34.6429], [76.47186, 34.78965], [76.67648, 34.76371], [76.74377, 34.84039], [76.74514, 34.92488], [76.87193, 34.96906], [76.99251, 34.93349], [77.11796, 35.05419], [76.93465, 35.39866], [76.85088, 35.39754], [76.75475, 35.52617], [76.77323, 35.66062], [76.50961, 35.8908], [76.33453, 35.84296], [76.14913, 35.82848], [76.15325, 35.9264], [75.93028, 36.13136], [76.00906, 36.17511], [76.0324, 36.41198], [75.92391, 36.56986], [75.72737, 36.7529]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PL",
+           iso1A3: "POL",
+           iso1N3: "616",
+           wikidata: "Q36",
+           nameEn: "Poland",
+           groups: ["EU", "151", "150", "UN"],
+           callingCodes: ["48"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[18.57853, 55.25302], [14.20811, 54.12784], [14.22634, 53.9291], [14.20647, 53.91671], [14.18544, 53.91258], [14.20823, 53.90776], [14.21323, 53.8664], [14.27249, 53.74464], [14.26782, 53.69866], [14.2836, 53.67721], [14.27133, 53.66613], [14.28477, 53.65955], [14.2853, 53.63392], [14.31904, 53.61581], [14.30416, 53.55499], [14.3273, 53.50587], [14.35209, 53.49506], [14.4215, 53.27724], [14.44133, 53.27427], [14.45125, 53.26241], [14.40662, 53.21098], [14.37853, 53.20405], [14.36696, 53.16444], [14.38679, 53.13669], [14.35044, 53.05829], [14.25954, 53.00264], [14.14056, 52.95786], [14.15873, 52.87715], [14.12256, 52.84311], [14.13806, 52.82392], [14.22071, 52.81175], [14.61073, 52.59847], [14.6289, 52.57136], [14.60081, 52.53116], [14.63056, 52.48993], [14.54423, 52.42568], [14.55228, 52.35264], [14.56378, 52.33838], [14.58149, 52.28007], [14.70139, 52.25038], [14.71319, 52.22144], [14.68344, 52.19612], [14.70616, 52.16927], [14.67683, 52.13936], [14.6917, 52.10283], [14.72971, 52.09167], [14.76026, 52.06624], [14.71339, 52.00337], [14.70488, 51.97679], [14.7139, 51.95643], [14.71836, 51.95606], [14.72163, 51.95188], [14.7177, 51.94048], [14.70601, 51.92944], [14.6933, 51.9044], [14.6588, 51.88359], [14.59089, 51.83302], [14.60493, 51.80473], [14.64625, 51.79472], [14.66386, 51.73282], [14.69065, 51.70842], [14.75392, 51.67445], [14.75759, 51.62318], [14.7727, 51.61263], [14.71125, 51.56209], [14.73047, 51.54606], [14.72652, 51.53902], [14.73219, 51.52922], [14.94749, 51.47155], [14.9652, 51.44793], [14.96899, 51.38367], [14.98008, 51.33449], [15.04288, 51.28387], [15.01242, 51.21285], [15.0047, 51.16874], [14.99311, 51.16249], [14.99414, 51.15813], [15.00083, 51.14974], [14.99646, 51.14365], [14.99079, 51.14284], [14.99689, 51.12205], [14.98229, 51.11354], [14.97938, 51.07742], [14.95529, 51.04552], [14.92942, 50.99744], [14.89252, 50.94999], [14.89681, 50.9422], [14.81664, 50.88148], [14.82803, 50.86966], [14.99852, 50.86817], [15.01088, 50.97984], [14.96419, 50.99108], [15.02433, 51.0242], [15.03895, 51.0123], [15.06218, 51.02269], [15.10152, 51.01095], [15.11937, 50.99021], [15.16744, 51.01959], [15.1743, 50.9833], [15.2361, 50.99886], [15.27043, 50.97724], [15.2773, 50.8907], [15.36656, 50.83956], [15.3803, 50.77187], [15.43798, 50.80833], [15.73186, 50.73885], [15.81683, 50.75666], [15.87331, 50.67188], [15.97219, 50.69799], [16.0175, 50.63009], [15.98317, 50.61528], [16.02437, 50.60046], [16.10265, 50.66405], [16.20839, 50.63096], [16.23174, 50.67101], [16.33611, 50.66579], [16.44597, 50.58041], [16.34572, 50.49575], [16.31413, 50.50274], [16.19526, 50.43291], [16.21585, 50.40627], [16.22821, 50.41054], [16.28118, 50.36891], [16.30289, 50.38292], [16.36495, 50.37679], [16.3622, 50.34875], [16.39379, 50.3207], [16.42674, 50.32509], [16.56407, 50.21009], [16.55446, 50.16613], [16.63137, 50.1142], [16.7014, 50.09659], [16.8456, 50.20834], [16.98018, 50.24172], [17.00353, 50.21449], [17.02825, 50.23118], [16.99803, 50.25753], [17.02138, 50.27772], [16.99803, 50.30316], [16.94448, 50.31281], [16.90877, 50.38642], [16.85933, 50.41093], [16.89229, 50.45117], [17.1224, 50.39494], [17.14498, 50.38117], [17.19579, 50.38817], [17.19991, 50.3654], [17.27681, 50.32246], [17.34273, 50.32947], [17.34548, 50.2628], [17.3702, 50.28123], [17.58889, 50.27837], [17.67764, 50.28977], [17.69292, 50.32859], [17.74648, 50.29966], [17.72176, 50.25665], [17.76296, 50.23382], [17.70528, 50.18812], [17.59404, 50.16437], [17.66683, 50.10275], [17.6888, 50.12037], [17.7506, 50.07896], [17.77669, 50.02253], [17.86886, 49.97452], [18.00191, 50.01723], [18.04585, 50.01194], [18.04585, 50.03311], [18.00396, 50.04954], [18.03212, 50.06574], [18.07898, 50.04535], [18.10628, 50.00223], [18.20241, 49.99958], [18.21752, 49.97309], [18.27107, 49.96779], [18.27794, 49.93863], [18.31914, 49.91565], [18.33278, 49.92415], [18.33562, 49.94747], [18.41604, 49.93498], [18.53423, 49.89906], [18.54495, 49.9079], [18.54299, 49.92537], [18.57697, 49.91565], [18.57045, 49.87849], [18.60341, 49.86256], [18.57183, 49.83334], [18.61278, 49.7618], [18.61368, 49.75426], [18.62645, 49.75002], [18.62943, 49.74603], [18.62676, 49.71983], [18.69817, 49.70473], [18.72838, 49.68163], [18.80479, 49.6815], [18.84786, 49.5446], [18.84521, 49.51672], [18.94536, 49.52143], [18.97283, 49.49914], [18.9742, 49.39557], [19.18019, 49.41165], [19.25435, 49.53391], [19.36009, 49.53747], [19.37795, 49.574], [19.45348, 49.61583], [19.52626, 49.57311], [19.53313, 49.52856], [19.57845, 49.46077], [19.64162, 49.45184], [19.6375, 49.40897], [19.72127, 49.39288], [19.78581, 49.41701], [19.82237, 49.27806], [19.75286, 49.20751], [19.86409, 49.19316], [19.90529, 49.23532], [19.98494, 49.22904], [20.08238, 49.1813], [20.13738, 49.31685], [20.21977, 49.35265], [20.31453, 49.34817], [20.31728, 49.39914], [20.39939, 49.3896], [20.46422, 49.41612], [20.5631, 49.375], [20.61666, 49.41791], [20.72274, 49.41813], [20.77971, 49.35383], [20.9229, 49.29626], [20.98733, 49.30774], [21.09799, 49.37176], [21.041, 49.41791], [21.12477, 49.43666], [21.19756, 49.4054], [21.27858, 49.45988], [21.43376, 49.41433], [21.62328, 49.4447], [21.77983, 49.35443], [21.82927, 49.39467], [21.96385, 49.3437], [22.04427, 49.22136], [22.56155, 49.08865], [22.89122, 49.00725], [22.86336, 49.10513], [22.72009, 49.20288], [22.748, 49.32759], [22.69444, 49.49378], [22.64534, 49.53094], [22.78304, 49.65543], [22.80261, 49.69098], [22.83179, 49.69875], [22.99329, 49.84249], [23.28221, 50.0957], [23.67635, 50.33385], [23.71382, 50.38248], [23.79445, 50.40481], [23.99563, 50.41289], [24.03668, 50.44507], [24.07048, 50.5071], [24.0996, 50.60752], [24.0595, 50.71625], [23.95925, 50.79271], [23.99254, 50.83847], [24.0952, 50.83262], [24.14524, 50.86128], [24.04576, 50.90196], [23.92217, 51.00836], [23.90376, 51.07697], [23.80678, 51.18405], [23.63858, 51.32182], [23.69905, 51.40871], [23.62751, 51.50512], [23.56236, 51.53673], [23.57053, 51.55938], [23.53198, 51.74298], [23.62691, 51.78208], [23.61523, 51.92066], [23.68733, 51.9906], [23.64066, 52.07626], [23.61, 52.11264], [23.54314, 52.12148], [23.47859, 52.18215], [23.20071, 52.22848], [23.18196, 52.28812], [23.34141, 52.44845], [23.45112, 52.53774], [23.58296, 52.59868], [23.73615, 52.6149], [23.93763, 52.71332], [23.91805, 52.94016], [23.94689, 52.95919], [23.92184, 53.02079], [23.87548, 53.0831], [23.91393, 53.16469], [23.85657, 53.22923], [23.81995, 53.24131], [23.62004, 53.60942], [23.51284, 53.95052], [23.48261, 53.98855], [23.52702, 54.04622], [23.49196, 54.14764], [23.45223, 54.17775], [23.42418, 54.17911], [23.39525, 54.21672], [23.3494, 54.25155], [23.24656, 54.25701], [23.15938, 54.29894], [23.15526, 54.31076], [23.13905, 54.31567], [23.104, 54.29794], [23.04323, 54.31567], [23.05726, 54.34565], [22.99649, 54.35927], [23.00584, 54.38514], [22.83756, 54.40827], [22.79705, 54.36264], [21.41123, 54.32395], [20.63871, 54.3706], [19.8038, 54.44203], [19.64312, 54.45423], [18.57853, 55.25302]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PM",
+           iso1A3: "SPM",
+           iso1N3: "666",
+           wikidata: "Q34617",
+           nameEn: "Saint Pierre and Miquelon",
+           country: "FR",
+           groups: ["Q1451600", "021", "003", "019", "UN"],
+           callingCodes: ["508"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-56.72993, 46.65575], [-55.90758, 46.6223], [-56.27503, 47.39728], [-56.72993, 46.65575]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PN",
+           iso1A3: "PCN",
+           iso1N3: "612",
+           wikidata: "Q35672",
+           nameEn: "Pitcairn Islands",
+           country: "GB",
+           groups: ["BOTS", "061", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["64"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-133.59543, -28.4709], [-122.0366, -24.55017], [-133.61511, -21.93325], [-133.59543, -28.4709]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PR",
+           iso1A3: "PRI",
+           iso1N3: "630",
+           wikidata: "Q1183",
+           nameEn: "Puerto Rico",
+           aliases: ["US-PR"],
+           country: "US",
+           groups: ["Q1352230", "029", "003", "419", "019", "UN"],
+           roadSpeedUnit: "mph",
+           callingCodes: ["1 787", "1 939"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-65.27974, 17.56928], [-65.02435, 18.73231], [-67.99519, 18.97186], [-68.23894, 17.84663], [-65.27974, 17.56928]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PS",
+           iso1A3: "PSE",
+           iso1N3: "275",
+           wikidata: "Q219060",
+           nameEn: "Palestine"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PT",
+           iso1A3: "PRT",
+           iso1N3: "620",
+           wikidata: "Q45",
+           nameEn: "Portugal"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PW",
+           iso1A3: "PLW",
+           iso1N3: "585",
+           wikidata: "Q695",
+           nameEn: "Palau",
+           groups: ["057", "009", "UN"],
+           roadSpeedUnit: "mph",
+           callingCodes: ["680"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[128.97621, 3.08804], [136.39296, 1.54187], [136.04605, 12.45908], [128.97621, 3.08804]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "PY",
+           iso1A3: "PRY",
+           iso1N3: "600",
+           wikidata: "Q733",
+           nameEn: "Paraguay",
+           groups: ["005", "419", "019", "UN"],
+           callingCodes: ["595"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-58.16225, -20.16193], [-58.23216, -19.80058], [-59.06965, -19.29148], [-60.00638, -19.2981], [-61.73723, -19.63958], [-61.93912, -20.10053], [-62.26883, -20.55311], [-62.2757, -21.06657], [-62.64455, -22.25091], [-62.51761, -22.37684], [-62.22768, -22.55807], [-61.9756, -23.0507], [-61.0782, -23.62932], [-60.99754, -23.80934], [-60.28163, -24.04436], [-60.03367, -24.00701], [-59.45482, -24.34787], [-59.33886, -24.49935], [-58.33055, -24.97099], [-58.25492, -24.92528], [-57.80821, -25.13863], [-57.57431, -25.47269], [-57.87176, -25.93604], [-58.1188, -26.16704], [-58.3198, -26.83443], [-58.65321, -27.14028], [-58.59549, -27.29973], [-58.04205, -27.2387], [-56.85337, -27.5165], [-56.18313, -27.29851], [-55.89195, -27.3467], [-55.74475, -27.44485], [-55.59094, -27.32444], [-55.62322, -27.1941], [-55.39611, -26.97679], [-55.25243, -26.93808], [-55.16948, -26.96068], [-55.06351, -26.80195], [-55.00584, -26.78754], [-54.80868, -26.55669], [-54.70732, -26.45099], [-54.69333, -26.37705], [-54.67359, -25.98607], [-54.60664, -25.9691], [-54.62063, -25.91213], [-54.59398, -25.59224], [-54.59509, -25.53696], [-54.60196, -25.48397], [-54.62033, -25.46026], [-54.4423, -25.13381], [-54.28207, -24.07305], [-54.32807, -24.01865], [-54.6238, -23.83078], [-55.02691, -23.97317], [-55.0518, -23.98666], [-55.12292, -23.99669], [-55.41784, -23.9657], [-55.44117, -23.9185], [-55.43585, -23.87157], [-55.5555, -23.28237], [-55.52288, -23.2595], [-55.5446, -23.22811], [-55.63849, -22.95122], [-55.62493, -22.62765], [-55.68742, -22.58407], [-55.6986, -22.56268], [-55.72366, -22.5519], [-55.741, -22.52018], [-55.74941, -22.46436], [-55.8331, -22.29008], [-56.23206, -22.25347], [-56.45893, -22.08072], [-56.5212, -22.11556], [-56.6508, -22.28387], [-57.98625, -22.09157], [-57.94642, -21.73799], [-57.88239, -21.6868], [-57.93492, -21.65505], [-57.84536, -20.93155], [-58.16225, -20.16193]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "QA",
+           iso1A3: "QAT",
+           iso1N3: "634",
+           wikidata: "Q846",
+           nameEn: "Qatar",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["974"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[50.92992, 24.54396], [51.09638, 24.46907], [51.29972, 24.50747], [51.39468, 24.62785], [51.58834, 24.66608], [51.83108, 24.71675], [51.83682, 26.70231], [50.93865, 26.30758], [50.81266, 25.88946], [50.86149, 25.6965], [50.7801, 25.595], [50.80824, 25.54641], [50.57069, 25.57887], [50.8133, 24.74049], [50.92992, 24.54396]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "RE",
+           iso1A3: "REU",
+           iso1N3: "638",
+           wikidata: "Q17070",
+           nameEn: "R\xE9union",
+           country: "FR",
+           groups: ["Q3320166", "EU", "014", "202", "002", "UN"],
+           callingCodes: ["262"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[53.37984, -21.23941], [56.73473, -21.9174], [56.62373, -20.2711], [53.37984, -21.23941]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "RO",
+           iso1A3: "ROU",
+           iso1N3: "642",
+           wikidata: "Q218",
+           nameEn: "Romania",
+           groups: ["EU", "151", "150", "UN"],
+           callingCodes: ["40"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[27.15622, 47.98538], [27.02985, 48.09083], [27.04118, 48.12522], [26.96119, 48.13003], [26.98042, 48.15752], [26.94265, 48.1969], [26.87708, 48.19919], [26.81161, 48.25049], [26.62823, 48.25804], [26.55202, 48.22445], [26.33504, 48.18418], [26.17711, 47.99246], [26.05901, 47.9897], [25.77723, 47.93919], [25.63878, 47.94924], [25.23778, 47.89403], [25.11144, 47.75203], [24.88896, 47.7234], [24.81893, 47.82031], [24.70632, 47.84428], [24.61994, 47.95062], [24.43578, 47.97131], [24.34926, 47.9244], [24.22566, 47.90231], [24.11281, 47.91487], [24.06466, 47.95317], [24.02999, 47.95087], [24.00801, 47.968], [23.98553, 47.96076], [23.96337, 47.96672], [23.94192, 47.94868], [23.89352, 47.94512], [23.8602, 47.9329], [23.80904, 47.98142], [23.75188, 47.99705], [23.66262, 47.98786], [23.63894, 48.00293], [23.5653, 48.00499], [23.52803, 48.01818], [23.4979, 47.96858], [23.33577, 48.0237], [23.27397, 48.08245], [23.15999, 48.12188], [23.1133, 48.08061], [23.08858, 48.00716], [23.0158, 47.99338], [22.92241, 48.02002], [22.94301, 47.96672], [22.89849, 47.95851], [22.77991, 47.87211], [22.76617, 47.8417], [22.67247, 47.7871], [22.46559, 47.76583], [22.41979, 47.7391], [22.31816, 47.76126], [22.00917, 47.50492], [22.03389, 47.42508], [22.01055, 47.37767], [21.94463, 47.38046], [21.78395, 47.11104], [21.648, 47.03902], [21.68645, 46.99595], [21.59581, 46.91628], [21.59307, 46.86935], [21.52028, 46.84118], [21.48935, 46.7577], [21.5151, 46.72147], [21.43926, 46.65109], [21.33214, 46.63035], [21.26929, 46.4993], [21.28061, 46.44941], [21.16872, 46.30118], [21.06572, 46.24897], [20.86797, 46.28884], [20.74574, 46.25467], [20.76085, 46.21002], [20.63863, 46.12728], [20.49718, 46.18721], [20.45377, 46.14405], [20.35573, 46.16629], [20.28324, 46.1438], [20.26068, 46.12332], [20.35862, 45.99356], [20.54818, 45.89939], [20.65645, 45.82801], [20.70069, 45.7493], [20.77416, 45.75601], [20.78446, 45.78522], [20.82364, 45.77738], [20.80361, 45.65875], [20.76798, 45.60969], [20.83321, 45.53567], [20.77217, 45.49788], [20.86026, 45.47295], [20.87948, 45.42743], [21.09894, 45.30144], [21.17612, 45.32566], [21.20392, 45.2677], [21.29398, 45.24148], [21.48278, 45.19557], [21.51299, 45.15345], [21.4505, 45.04294], [21.35855, 45.01941], [21.54938, 44.9327], [21.56328, 44.89502], [21.48202, 44.87199], [21.44013, 44.87613], [21.35643, 44.86364], [21.38802, 44.78133], [21.55007, 44.77304], [21.60019, 44.75208], [21.61942, 44.67059], [21.67504, 44.67107], [21.71692, 44.65349], [21.7795, 44.66165], [21.99364, 44.63395], [22.08016, 44.49844], [22.13234, 44.47444], [22.18315, 44.48179], [22.30844, 44.6619], [22.45301, 44.7194], [22.61917, 44.61489], [22.69196, 44.61587], [22.76749, 44.54446], [22.70981, 44.51852], [22.61368, 44.55719], [22.56493, 44.53419], [22.54021, 44.47836], [22.45436, 44.47258], [22.56012, 44.30712], [22.68166, 44.28206], [22.67173, 44.21564], [23.04988, 44.07694], [23.01674, 44.01946], [22.87873, 43.9844], [22.83753, 43.88055], [22.85314, 43.84452], [23.05288, 43.79494], [23.26772, 43.84843], [23.4507, 43.84936], [23.61687, 43.79289], [23.73978, 43.80627], [24.18149, 43.68218], [24.35364, 43.70211], [24.50264, 43.76314], [24.62281, 43.74082], [24.73542, 43.68523], [24.96682, 43.72693], [25.10718, 43.6831], [25.17144, 43.70261], [25.39528, 43.61866], [25.72792, 43.69263], [25.94911, 43.85745], [26.05584, 43.90925], [26.10115, 43.96908], [26.38764, 44.04356], [26.62712, 44.05698], [26.95141, 44.13555], [27.26845, 44.12602], [27.39757, 44.0141], [27.60834, 44.01206], [27.64542, 44.04958], [27.73468, 43.95326], [27.92008, 44.00761], [27.99558, 43.84193], [28.23293, 43.76], [29.24336, 43.70874], [30.04414, 45.08461], [29.69272, 45.19227], [29.65428, 45.25629], [29.68175, 45.26885], [29.59798, 45.38857], [29.42632, 45.44545], [29.24779, 45.43388], [28.96077, 45.33164], [28.94292, 45.28045], [28.81383, 45.3384], [28.78911, 45.24179], [28.71358, 45.22631], [28.5735, 45.24759], [28.34554, 45.32102], [28.28504, 45.43907], [28.21139, 45.46895], [28.18741, 45.47358], [28.08927, 45.6051], [28.16568, 45.6421], [28.13111, 45.92819], [28.08612, 46.01105], [28.13684, 46.18099], [28.10937, 46.22852], [28.19864, 46.31869], [28.18902, 46.35283], [28.25769, 46.43334], [28.22281, 46.50481], [28.24808, 46.64305], [28.12173, 46.82283], [28.09095, 46.97621], [27.81892, 47.1381], [27.73172, 47.29248], [27.68706, 47.28962], [27.60263, 47.32507], [27.55731, 47.46637], [27.47942, 47.48113], [27.3979, 47.59473], [27.32202, 47.64009], [27.25519, 47.71366], [27.29069, 47.73722], [27.1618, 47.92391], [27.15622, 47.98538]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "RS",
+           iso1A3: "SRB",
+           iso1N3: "688",
+           wikidata: "Q403",
+           nameEn: "Serbia",
+           groups: ["039", "150", "UN"],
+           callingCodes: ["381"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[19.66007, 46.19005], [19.56113, 46.16824], [19.52473, 46.1171], [19.28826, 45.99694], [19.14543, 45.9998], [19.10388, 46.04015], [19.0791, 45.96458], [19.01284, 45.96529], [18.99712, 45.93537], [18.81394, 45.91329], [18.85783, 45.85493], [18.90305, 45.71863], [18.96691, 45.66731], [18.88776, 45.57253], [18.94562, 45.53712], [19.07471, 45.53086], [19.08364, 45.48804], [18.99918, 45.49333], [18.97446, 45.37528], [19.10774, 45.29547], [19.28208, 45.23813], [19.41941, 45.23475], [19.43589, 45.17137], [19.19144, 45.17863], [19.14063, 45.12972], [19.07952, 45.14668], [19.1011, 45.01191], [19.05205, 44.97692], [19.15573, 44.95409], [19.06853, 44.89915], [19.02871, 44.92541], [18.98957, 44.90645], [19.01994, 44.85493], [19.18183, 44.92055], [19.36722, 44.88164], [19.32543, 44.74058], [19.26388, 44.65412], [19.16699, 44.52197], [19.13369, 44.52521], [19.12278, 44.50132], [19.14837, 44.45253], [19.14681, 44.41463], [19.11785, 44.40313], [19.10749, 44.39421], [19.10704, 44.38249], [19.10365, 44.37795], [19.10298, 44.36924], [19.11865, 44.36712], [19.1083, 44.3558], [19.11547, 44.34218], [19.13556, 44.338], [19.13332, 44.31492], [19.16741, 44.28648], [19.18328, 44.28383], [19.20508, 44.2917], [19.23306, 44.26097], [19.26945, 44.26957], [19.32464, 44.27185], [19.34773, 44.23244], [19.3588, 44.18353], [19.40927, 44.16722], [19.43905, 44.13088], [19.47338, 44.15034], [19.48386, 44.14332], [19.47321, 44.1193], [19.51167, 44.08158], [19.55999, 44.06894], [19.57467, 44.04716], [19.61991, 44.05254], [19.61836, 44.01464], [19.56498, 43.99922], [19.52515, 43.95573], [19.38439, 43.96611], [19.24363, 44.01502], [19.23465, 43.98764], [19.3986, 43.79668], [19.5176, 43.71403], [19.50455, 43.58385], [19.42696, 43.57987], [19.41941, 43.54056], [19.36653, 43.60921], [19.33426, 43.58833], [19.2553, 43.5938], [19.24774, 43.53061], [19.22807, 43.5264], [19.22229, 43.47926], [19.44315, 43.38846], [19.48171, 43.32644], [19.52962, 43.31623], [19.54598, 43.25158], [19.62661, 43.2286], [19.64063, 43.19027], [19.76918, 43.16044], [19.79255, 43.11951], [19.92576, 43.08539], [19.96549, 43.11098], [19.98887, 43.0538], [20.04729, 43.02732], [20.05431, 42.99571], [20.12325, 42.96237], [20.14896, 42.99058], [20.16415, 42.97177], [20.34528, 42.90676], [20.35692, 42.8335], [20.40594, 42.84853], [20.43734, 42.83157], [20.53484, 42.8885], [20.48692, 42.93208], [20.59929, 43.01067], [20.64557, 43.00826], [20.69515, 43.09641], [20.59929, 43.20492], [20.68688, 43.21335], [20.73811, 43.25068], [20.82145, 43.26769], [20.88685, 43.21697], [20.83727, 43.17842], [20.96287, 43.12416], [21.00749, 43.13984], [21.05378, 43.10707], [21.08952, 43.13471], [21.14465, 43.11089], [21.16734, 42.99694], [21.2041, 43.02277], [21.23877, 43.00848], [21.23534, 42.95523], [21.2719, 42.8994], [21.32974, 42.90424], [21.36941, 42.87397], [21.44047, 42.87276], [21.39045, 42.74888], [21.47498, 42.74695], [21.59154, 42.72643], [21.58755, 42.70418], [21.6626, 42.67813], [21.75025, 42.70125], [21.79413, 42.65923], [21.75672, 42.62695], [21.7327, 42.55041], [21.70522, 42.54176], [21.7035, 42.51899], [21.62556, 42.45106], [21.64209, 42.41081], [21.62887, 42.37664], [21.59029, 42.38042], [21.57021, 42.3647], [21.53467, 42.36809], [21.5264, 42.33634], [21.56772, 42.30946], [21.58992, 42.25915], [21.70111, 42.23789], [21.77176, 42.2648], [21.84654, 42.3247], [21.91595, 42.30392], [21.94405, 42.34669], [22.02908, 42.29848], [22.16384, 42.32103], [22.29605, 42.37477], [22.29275, 42.34913], [22.34773, 42.31725], [22.45919, 42.33822], [22.47498, 42.3915], [22.51961, 42.3991], [22.55669, 42.50144], [22.43983, 42.56851], [22.4997, 42.74144], [22.43309, 42.82057], [22.54302, 42.87774], [22.74826, 42.88701], [22.78397, 42.98253], [22.89521, 43.03625], [22.98104, 43.11199], [23.00806, 43.19279], [22.89727, 43.22417], [22.82036, 43.33665], [22.53397, 43.47225], [22.47582, 43.6558], [22.41043, 43.69566], [22.35558, 43.81281], [22.41449, 44.00514], [22.61688, 44.06534], [22.61711, 44.16938], [22.67173, 44.21564], [22.68166, 44.28206], [22.56012, 44.30712], [22.45436, 44.47258], [22.54021, 44.47836], [22.56493, 44.53419], [22.61368, 44.55719], [22.70981, 44.51852], [22.76749, 44.54446], [22.69196, 44.61587], [22.61917, 44.61489], [22.45301, 44.7194], [22.30844, 44.6619], [22.18315, 44.48179], [22.13234, 44.47444], [22.08016, 44.49844], [21.99364, 44.63395], [21.7795, 44.66165], [21.71692, 44.65349], [21.67504, 44.67107], [21.61942, 44.67059], [21.60019, 44.75208], [21.55007, 44.77304], [21.38802, 44.78133], [21.35643, 44.86364], [21.44013, 44.87613], [21.48202, 44.87199], [21.56328, 44.89502], [21.54938, 44.9327], [21.35855, 45.01941], [21.4505, 45.04294], [21.51299, 45.15345], [21.48278, 45.19557], [21.29398, 45.24148], [21.20392, 45.2677], [21.17612, 45.32566], [21.09894, 45.30144], [20.87948, 45.42743], [20.86026, 45.47295], [20.77217, 45.49788], [20.83321, 45.53567], [20.76798, 45.60969], [20.80361, 45.65875], [20.82364, 45.77738], [20.78446, 45.78522], [20.77416, 45.75601], [20.70069, 45.7493], [20.65645, 45.82801], [20.54818, 45.89939], [20.35862, 45.99356], [20.26068, 46.12332], [20.09713, 46.17315], [20.03533, 46.14509], [20.01816, 46.17696], [19.93508, 46.17553], [19.81491, 46.1313], [19.66007, 46.19005]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "RU",
+           iso1A3: "RUS",
+           iso1N3: "643",
+           wikidata: "Q159",
+           nameEn: "Russia"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "RW",
+           iso1A3: "RWA",
+           iso1N3: "646",
+           wikidata: "Q1037",
+           nameEn: "Rwanda",
+           groups: ["014", "202", "002", "UN"],
+           callingCodes: ["250"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[30.47194, -1.0555], [30.35212, -1.06896], [30.16369, -1.34303], [29.912, -1.48269], [29.82657, -1.31187], [29.59061, -1.39016], [29.53062, -1.40499], [29.45038, -1.5054], [29.36322, -1.50887], [29.24323, -1.66826], [29.24458, -1.69663], [29.11847, -1.90576], [29.17562, -2.12278], [29.105, -2.27043], [29.00051, -2.29001], [28.95642, -2.37321], [28.89601, -2.37321], [28.86826, -2.41888], [28.86846, -2.44866], [28.89132, -2.47557], [28.89342, -2.49017], [28.88846, -2.50493], [28.87497, -2.50887], [28.86209, -2.5231], [28.86193, -2.53185], [28.87943, -2.55165], [28.89288, -2.55848], [28.90226, -2.62385], [28.89793, -2.66111], [28.94346, -2.69124], [29.00357, -2.70596], [29.04081, -2.7416], [29.0562, -2.58632], [29.32234, -2.6483], [29.36805, -2.82933], [29.88237, -2.75105], [29.95911, -2.33348], [30.14034, -2.43626], [30.42933, -2.31064], [30.54501, -2.41404], [30.83915, -2.35795], [30.89303, -2.08223], [30.80802, -1.91477], [30.84079, -1.64652], [30.71974, -1.43244], [30.57123, -1.33264], [30.50889, -1.16412], [30.45116, -1.10641], [30.47194, -1.0555]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SA",
+           iso1A3: "SAU",
+           iso1N3: "682",
+           wikidata: "Q851",
+           nameEn: "Saudi Arabia",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["966"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[40.01521, 32.05667], [39.29903, 32.23259], [38.99233, 31.99721], [36.99791, 31.50081], [37.99354, 30.49998], [37.66395, 30.33245], [37.4971, 29.99949], [36.75083, 29.86903], [36.50005, 29.49696], [36.07081, 29.18469], [34.8812, 29.36878], [34.4454, 27.91479], [37.8565, 22.00903], [39.63762, 18.37348], [40.99158, 15.81743], [42.15205, 16.40211], [42.76801, 16.40371], [42.94625, 16.39721], [42.94351, 16.49467], [42.97215, 16.51093], [43.11601, 16.53166], [43.15274, 16.67248], [43.22066, 16.65179], [43.21325, 16.74416], [43.25857, 16.75304], [43.26303, 16.79479], [43.24801, 16.80613], [43.22956, 16.80613], [43.22012, 16.83932], [43.18338, 16.84852], [43.1398, 16.90696], [43.19328, 16.94703], [43.1813, 16.98438], [43.18233, 17.02673], [43.23967, 17.03428], [43.17787, 17.14717], [43.20156, 17.25901], [43.32653, 17.31179], [43.22533, 17.38343], [43.29185, 17.53224], [43.43005, 17.56148], [43.70631, 17.35762], [44.50126, 17.47475], [46.31018, 17.20464], [46.76494, 17.29151], [47.00571, 16.94765], [47.48245, 17.10808], [47.58351, 17.50366], [48.19996, 18.20584], [49.04884, 18.59899], [52.00311, 19.00083], [54.99756, 20.00083], [55.66469, 21.99658], [55.2137, 22.71065], [55.13599, 22.63334], [52.56622, 22.94341], [51.59617, 24.12041], [51.58871, 24.27256], [51.41644, 24.39615], [51.58834, 24.66608], [51.39468, 24.62785], [51.29972, 24.50747], [51.09638, 24.46907], [50.92992, 24.54396], [50.8133, 24.74049], [50.57069, 25.57887], [50.302, 25.87592], [50.26923, 26.08243], [50.38162, 26.53976], [50.71771, 26.73086], [50.37726, 27.89227], [49.98877, 27.87827], [49.00421, 28.81495], [48.42991, 28.53628], [47.70561, 28.5221], [47.59863, 28.66798], [47.58376, 28.83382], [47.46202, 29.0014], [46.5527, 29.10283], [46.42415, 29.05947], [44.72255, 29.19736], [42.97796, 30.48295], [42.97601, 30.72204], [40.01521, 32.05667]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SB",
+           iso1A3: "SLB",
+           iso1N3: "090",
+           wikidata: "Q685",
+           nameEn: "Solomon Islands",
+           groups: ["054", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["677"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[172.71443, -12.01327], [160.43769, -4.17974], [156.03296, -6.55528], [156.03993, -6.65703], [155.92557, -6.84664], [155.69784, -6.92661], [155.60735, -6.92266], [154.74815, -7.33315], [156.73836, -14.50464], [172.71443, -12.01327]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SC",
+           iso1A3: "SYC",
+           iso1N3: "690",
+           wikidata: "Q1042",
+           nameEn: "Seychelles",
+           groups: ["014", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["248"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[43.75112, -10.38913], [54.83239, -10.93575], [66.3222, 5.65313], [43.75112, -10.38913]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SD",
+           iso1A3: "SDN",
+           iso1N3: "729",
+           wikidata: "Q1049",
+           nameEn: "Sudan",
+           groups: ["015", "002", "UN"],
+           callingCodes: ["249"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[37.8565, 22.00903], [34.0765, 22.00501], [33.99686, 21.76784], [33.57251, 21.72406], [33.17563, 22.00405], [24.99885, 21.99535], [24.99794, 19.99661], [23.99715, 20.00038], [23.99539, 19.49944], [23.99997, 15.69575], [23.62785, 15.7804], [23.38812, 15.69649], [23.10792, 15.71297], [22.93201, 15.55107], [22.92579, 15.47007], [22.99584, 15.40105], [22.99584, 15.22989], [22.66115, 14.86308], [22.70474, 14.69149], [22.38562, 14.58907], [22.44944, 14.24986], [22.55997, 14.23024], [22.5553, 14.11704], [22.22995, 13.96754], [22.08674, 13.77863], [22.29689, 13.3731], [22.1599, 13.19281], [22.02914, 13.13976], [21.94819, 13.05637], [21.81432, 12.81362], [21.89371, 12.68001], [21.98711, 12.63292], [22.15679, 12.66634], [22.22684, 12.74682], [22.46345, 12.61925], [22.38873, 12.45514], [22.50548, 12.16769], [22.48369, 12.02766], [22.64092, 12.07485], [22.54907, 11.64372], [22.7997, 11.40424], [22.93124, 11.41645], [22.97249, 11.21955], [22.87758, 10.91915], [23.02221, 10.69235], [23.3128, 10.45214], [23.67164, 9.86923], [23.69155, 9.67566], [24.09319, 9.66572], [24.12744, 9.73784], [24.49389, 9.79962], [24.84653, 9.80643], [24.97739, 9.9081], [25.05688, 10.06776], [25.0918, 10.33718], [25.78141, 10.42599], [25.93163, 10.38159], [25.93241, 10.17941], [26.21338, 9.91545], [26.35815, 9.57946], [26.70685, 9.48735], [27.14427, 9.62858], [27.90704, 9.61323], [28.99983, 9.67155], [29.06988, 9.74826], [29.53844, 9.75133], [29.54, 10.07949], [29.94629, 10.29245], [30.00389, 10.28633], [30.53005, 9.95992], [30.82893, 9.71451], [30.84605, 9.7498], [31.28504, 9.75287], [31.77539, 10.28939], [31.99177, 10.65065], [32.46967, 11.04662], [32.39358, 11.18207], [32.39578, 11.70208], [32.10079, 11.95203], [32.73921, 11.95203], [32.73921, 12.22757], [33.25876, 12.22111], [33.13988, 11.43248], [33.26977, 10.83632], [33.24645, 10.77913], [33.52294, 10.64382], [33.66604, 10.44254], [33.80913, 10.32994], [33.90159, 10.17179], [33.96984, 10.15446], [33.99185, 9.99623], [33.96323, 9.80972], [33.9082, 9.762], [33.87958, 9.49937], [34.10229, 9.50238], [34.08717, 9.55243], [34.13186, 9.7492], [34.20484, 9.9033], [34.22718, 10.02506], [34.32102, 10.11599], [34.34783, 10.23914], [34.2823, 10.53508], [34.4372, 10.781], [34.59062, 10.89072], [34.77383, 10.74588], [34.77532, 10.69027], [34.86618, 10.74588], [34.86916, 10.78832], [34.97491, 10.86147], [34.97789, 10.91559], [34.93172, 10.95946], [35.01215, 11.19626], [34.95704, 11.24448], [35.09556, 11.56278], [35.05832, 11.71158], [35.11492, 11.85156], [35.24302, 11.91132], [35.70476, 12.67101], [36.01458, 12.72478], [36.14268, 12.70879], [36.16651, 12.88019], [36.13374, 12.92665], [36.24545, 13.36759], [36.38993, 13.56459], [36.48824, 13.83954], [36.44653, 13.95666], [36.54376, 14.25597], [36.44337, 15.14963], [36.54276, 15.23478], [36.69761, 15.75323], [36.76371, 15.80831], [36.92193, 16.23451], [36.99777, 17.07172], [37.42694, 17.04041], [37.50967, 17.32199], [38.13362, 17.53906], [38.37133, 17.66269], [38.45916, 17.87167], [38.57727, 17.98125], [39.63762, 18.37348], [37.8565, 22.00903]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SE",
+           iso1A3: "SWE",
+           iso1N3: "752",
+           wikidata: "Q34",
+           nameEn: "Sweden",
+           groups: ["EU", "154", "150", "UN"],
+           callingCodes: ["46"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[24.15791, 65.85385], [23.90497, 66.15802], [23.71339, 66.21299], [23.64982, 66.30603], [23.67591, 66.3862], [23.63776, 66.43568], [23.85959, 66.56434], [23.89488, 66.772], [23.98059, 66.79585], [23.98563, 66.84149], [23.56214, 67.17038], [23.58735, 67.20752], [23.54701, 67.25435], [23.75372, 67.29914], [23.75372, 67.43688], [23.39577, 67.46974], [23.54701, 67.59306], [23.45627, 67.85297], [23.65793, 67.9497], [23.40081, 68.05545], [23.26469, 68.15134], [23.15377, 68.14759], [23.10336, 68.26551], [22.73028, 68.40881], [22.00429, 68.50692], [21.03001, 68.88969], [20.90649, 68.89696], [20.85104, 68.93142], [20.91658, 68.96764], [20.78802, 69.03087], [20.55258, 69.06069], [20.0695, 69.04469], [20.28444, 68.93283], [20.33435, 68.80174], [20.22027, 68.67246], [19.95647, 68.55546], [20.22027, 68.48759], [19.93508, 68.35911], [18.97255, 68.52416], [18.63032, 68.50849], [18.39503, 68.58672], [18.1241, 68.53721], [18.13836, 68.20874], [17.90787, 67.96537], [17.30416, 68.11591], [16.7409, 67.91037], [16.38441, 67.52923], [16.12774, 67.52106], [16.09922, 67.4364], [16.39154, 67.21653], [16.35589, 67.06419], [15.37197, 66.48217], [15.49318, 66.28509], [15.05113, 66.15572], [14.53778, 66.12399], [14.50926, 65.31786], [13.64276, 64.58402], [14.11117, 64.46674], [14.16051, 64.18725], [13.98222, 64.00953], [13.23411, 64.09087], [12.74105, 64.02171], [12.14928, 63.59373], [12.19919, 63.47935], [11.98529, 63.27487], [12.19919, 63.00104], [12.07085, 62.6297], [12.29187, 62.25699], [12.14746, 61.7147], [12.40595, 61.57226], [12.57707, 61.56547], [12.86939, 61.35427], [12.69115, 61.06584], [12.2277, 61.02442], [12.59133, 60.50559], [12.52003, 60.13846], [12.36317, 59.99259], [12.15641, 59.8926], [11.87121, 59.86039], [11.92112, 59.69531], [11.69297, 59.59442], [11.8213, 59.24985], [11.65732, 58.90177], [11.45199, 58.89604], [11.4601, 58.99022], [11.34459, 59.11672], [11.15367, 59.07862], [11.08911, 58.98745], [10.64958, 58.89391], [10.40861, 58.38489], [12.16597, 56.60205], [12.07466, 56.29488], [12.65312, 56.04345], [12.6372, 55.91371], [12.88472, 55.63369], [12.60345, 55.42675], [12.84405, 55.13257], [14.28399, 55.1553], [14.89259, 55.5623], [15.79951, 55.54655], [19.64795, 57.06466], [19.84909, 57.57876], [20.5104, 59.15546], [19.08191, 60.19152], [19.23413, 60.61414], [20.15877, 63.06556], [24.14112, 65.39731], [24.15107, 65.81427], [24.14798, 65.83466], [24.15791, 65.85385]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SG",
+           iso1A3: "SGP",
+           iso1N3: "702",
+           wikidata: "Q334",
+           nameEn: "Singapore",
+           groups: ["035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["65"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[104.00131, 1.42405], [103.93384, 1.42926], [103.89565, 1.42841], [103.86383, 1.46288], [103.81181, 1.47953], [103.76395, 1.45183], [103.74161, 1.4502], [103.7219, 1.46108], [103.67468, 1.43166], [103.62738, 1.35255], [103.56591, 1.19719], [103.66049, 1.18825], [103.74084, 1.12902], [104.03085, 1.26954], [104.12282, 1.27714], [104.08072, 1.35998], [104.09162, 1.39694], [104.08871, 1.42015], [104.07348, 1.43322], [104.04622, 1.44691], [104.02277, 1.4438], [104.00131, 1.42405]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SH",
+           iso1A3: "SHN",
+           iso1N3: "654",
+           wikidata: "Q192184",
+           nameEn: "Saint Helena, Ascension and Tristan da Cunha",
+           country: "GB"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SI",
+           iso1A3: "SVN",
+           iso1N3: "705",
+           wikidata: "Q215",
+           nameEn: "Slovenia",
+           groups: ["EU", "039", "150", "UN"],
+           callingCodes: ["386"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[16.50139, 46.56684], [16.39217, 46.63673], [16.38594, 46.6549], [16.41863, 46.66238], [16.42641, 46.69228], [16.37816, 46.69975], [16.30966, 46.7787], [16.31303, 46.79838], [16.3408, 46.80641], [16.34547, 46.83836], [16.2941, 46.87137], [16.2365, 46.87775], [16.21892, 46.86961], [16.15711, 46.85434], [16.14365, 46.8547], [16.10983, 46.867], [16.05786, 46.83927], [15.99054, 46.82772], [15.99126, 46.78199], [15.98432, 46.74991], [15.99769, 46.7266], [16.02808, 46.71094], [16.04347, 46.68694], [16.04036, 46.6549], [15.99988, 46.67947], [15.98512, 46.68463], [15.94864, 46.68769], [15.87691, 46.7211], [15.8162, 46.71897], [15.78518, 46.70712], [15.76771, 46.69863], [15.73823, 46.70011], [15.72279, 46.69548], [15.69523, 46.69823], [15.67411, 46.70735], [15.6543, 46.70616], [15.6543, 46.69228], [15.6365, 46.6894], [15.63255, 46.68069], [15.62317, 46.67947], [15.59826, 46.68908], [15.54533, 46.66985], [15.55333, 46.64988], [15.54431, 46.6312], [15.46906, 46.61321], [15.45514, 46.63697], [15.41235, 46.65556], [15.23711, 46.63994], [15.14215, 46.66131], [15.01451, 46.641], [14.98024, 46.6009], [14.96002, 46.63459], [14.92283, 46.60848], [14.87129, 46.61], [14.86419, 46.59411], [14.83549, 46.56614], [14.81836, 46.51046], [14.72185, 46.49974], [14.66892, 46.44936], [14.5942, 46.43434], [14.56463, 46.37208], [14.52176, 46.42617], [14.45877, 46.41717], [14.42608, 46.44614], [14.314, 46.43327], [14.28326, 46.44315], [14.15989, 46.43327], [14.12097, 46.47724], [14.04002, 46.49117], [14.00422, 46.48474], [13.89837, 46.52331], [13.7148, 46.5222], [13.68684, 46.43881], [13.59777, 46.44137], [13.5763, 46.42613], [13.5763, 46.40915], [13.47019, 46.3621], [13.43418, 46.35992], [13.44808, 46.33507], [13.37671, 46.29668], [13.42218, 46.20758], [13.47587, 46.22725], [13.56114, 46.2054], [13.56682, 46.18703], [13.64451, 46.18966], [13.66472, 46.17392], [13.64053, 46.13587], [13.57072, 46.09022], [13.50104, 46.05986], [13.49568, 46.04839], [13.50998, 46.04498], [13.49702, 46.01832], [13.47474, 46.00546], [13.50104, 45.98078], [13.52963, 45.96588], [13.56759, 45.96991], [13.58903, 45.99009], [13.62074, 45.98388], [13.63458, 45.98947], [13.64307, 45.98326], [13.6329, 45.94894], [13.63815, 45.93607], [13.61931, 45.91782], [13.60857, 45.89907], [13.59565, 45.89446], [13.58644, 45.88173], [13.57563, 45.8425], [13.58858, 45.83503], [13.59784, 45.8072], [13.66986, 45.79955], [13.8235, 45.7176], [13.83332, 45.70855], [13.83422, 45.68703], [13.87933, 45.65207], [13.9191, 45.6322], [13.8695, 45.60835], [13.86771, 45.59898], [13.84106, 45.58185], [13.78445, 45.5825], [13.74587, 45.59811], [13.7198, 45.59352], [13.6076, 45.64761], [13.45644, 45.59464], [13.56979, 45.4895], [13.62902, 45.45898], [13.67398, 45.4436], [13.7785, 45.46787], [13.81742, 45.43729], [13.88124, 45.42637], [13.90771, 45.45149], [13.97309, 45.45258], [13.99488, 45.47551], [13.96063, 45.50825], [14.00578, 45.52352], [14.07116, 45.48752], [14.20348, 45.46896], [14.22371, 45.50388], [14.24239, 45.50607], [14.26611, 45.48239], [14.27681, 45.4902], [14.32487, 45.47142], [14.36693, 45.48642], [14.49769, 45.54424], [14.5008, 45.60852], [14.53816, 45.6205], [14.57397, 45.67165], [14.60977, 45.66403], [14.59576, 45.62812], [14.69694, 45.57366], [14.68605, 45.53006], [14.71718, 45.53442], [14.80124, 45.49515], [14.81992, 45.45913], [14.90554, 45.47769], [14.92266, 45.52788], [15.02385, 45.48533], [15.05187, 45.49079], [15.16862, 45.42309], [15.27758, 45.46678], [15.33051, 45.45258], [15.38188, 45.48752], [15.30249, 45.53224], [15.29837, 45.5841], [15.27747, 45.60504], [15.31027, 45.6303], [15.34695, 45.63382], [15.34214, 45.64702], [15.38952, 45.63682], [15.4057, 45.64727], [15.34919, 45.71623], [15.30872, 45.69014], [15.25423, 45.72275], [15.40836, 45.79491], [15.47531, 45.79802], [15.47325, 45.8253], [15.52234, 45.82195], [15.57952, 45.84953], [15.64185, 45.82915], [15.66662, 45.84085], [15.70411, 45.8465], [15.68232, 45.86819], [15.68383, 45.88867], [15.67967, 45.90455], [15.70636, 45.92116], [15.70327, 46.00015], [15.71246, 46.01196], [15.72977, 46.04682], [15.62317, 46.09103], [15.6083, 46.11992], [15.59909, 46.14761], [15.64904, 46.19229], [15.6434, 46.21396], [15.67395, 46.22478], [15.75436, 46.21969], [15.75479, 46.20336], [15.78817, 46.21719], [15.79284, 46.25811], [15.97965, 46.30652], [16.07616, 46.3463], [16.07314, 46.36458], [16.05065, 46.3833], [16.05281, 46.39141], [16.14859, 46.40547], [16.18824, 46.38282], [16.30233, 46.37837], [16.30162, 46.40437], [16.27329, 46.41467], [16.27398, 46.42875], [16.25124, 46.48067], [16.23961, 46.49653], [16.26759, 46.50566], [16.26733, 46.51505], [16.29793, 46.5121], [16.37193, 46.55008], [16.38771, 46.53608], [16.44036, 46.5171], [16.5007, 46.49644], [16.52604, 46.47831], [16.59527, 46.47524], [16.52604, 46.5051], [16.52885, 46.53303], [16.50139, 46.56684]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SJ",
+           iso1A3: "SJM",
+           iso1N3: "744",
+           wikidata: "Q842829",
+           nameEn: "Svalbard and Jan Mayen",
+           country: "NO"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SK",
+           iso1A3: "SVK",
+           iso1N3: "703",
+           wikidata: "Q214",
+           nameEn: "Slovakia",
+           groups: ["EU", "151", "150", "UN"],
+           callingCodes: ["421"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[19.82237, 49.27806], [19.78581, 49.41701], [19.72127, 49.39288], [19.6375, 49.40897], [19.64162, 49.45184], [19.57845, 49.46077], [19.53313, 49.52856], [19.52626, 49.57311], [19.45348, 49.61583], [19.37795, 49.574], [19.36009, 49.53747], [19.25435, 49.53391], [19.18019, 49.41165], [18.9742, 49.39557], [18.97283, 49.49914], [18.94536, 49.52143], [18.84521, 49.51672], [18.74761, 49.492], [18.67757, 49.50895], [18.6144, 49.49824], [18.57183, 49.51162], [18.53063, 49.49022], [18.54848, 49.47059], [18.44686, 49.39467], [18.4084, 49.40003], [18.4139, 49.36517], [18.36446, 49.3267], [18.18456, 49.28909], [18.15022, 49.24518], [18.1104, 49.08624], [18.06885, 49.03157], [17.91814, 49.01784], [17.87831, 48.92679], [17.77944, 48.92318], [17.73126, 48.87885], [17.7094, 48.86721], [17.5295, 48.81117], [17.45671, 48.85004], [17.3853, 48.80936], [17.29054, 48.85546], [17.19355, 48.87602], [17.11202, 48.82925], [17.00215, 48.70887], [16.93955, 48.60371], [16.94611, 48.53614], [16.85204, 48.44968], [16.8497, 48.38321], [16.83588, 48.3844], [16.83317, 48.38138], [16.84243, 48.35258], [16.90903, 48.32519], [16.89461, 48.31332], [16.97701, 48.17385], [17.02919, 48.13996], [17.05735, 48.14179], [17.09168, 48.09366], [17.07039, 48.0317], [17.16001, 48.00636], [17.23699, 48.02094], [17.71215, 47.7548], [18.02938, 47.75665], [18.29305, 47.73541], [18.56496, 47.76588], [18.66521, 47.76772], [18.74074, 47.8157], [18.8506, 47.82308], [18.76821, 47.87469], [18.76134, 47.97499], [18.82176, 48.04206], [19.01952, 48.07052], [19.23924, 48.0595], [19.28182, 48.08336], [19.47957, 48.09437], [19.52489, 48.19791], [19.63338, 48.25006], [19.92452, 48.1283], [20.24312, 48.2784], [20.29943, 48.26104], [20.5215, 48.53336], [20.83248, 48.5824], [21.11516, 48.49546], [21.44063, 48.58456], [21.6068, 48.50365], [21.67134, 48.3989], [21.72525, 48.34628], [21.8279, 48.33321], [21.83339, 48.36242], [22.14689, 48.4005], [22.16023, 48.56548], [22.21379, 48.6218], [22.34151, 48.68893], [22.42934, 48.92857], [22.48296, 48.99172], [22.54338, 49.01424], [22.56155, 49.08865], [22.04427, 49.22136], [21.96385, 49.3437], [21.82927, 49.39467], [21.77983, 49.35443], [21.62328, 49.4447], [21.43376, 49.41433], [21.27858, 49.45988], [21.19756, 49.4054], [21.12477, 49.43666], [21.041, 49.41791], [21.09799, 49.37176], [20.98733, 49.30774], [20.9229, 49.29626], [20.77971, 49.35383], [20.72274, 49.41813], [20.61666, 49.41791], [20.5631, 49.375], [20.46422, 49.41612], [20.39939, 49.3896], [20.31728, 49.39914], [20.31453, 49.34817], [20.21977, 49.35265], [20.13738, 49.31685], [20.08238, 49.1813], [19.98494, 49.22904], [19.90529, 49.23532], [19.86409, 49.19316], [19.75286, 49.20751], [19.82237, 49.27806]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SL",
+           iso1A3: "SLE",
+           iso1N3: "694",
+           wikidata: "Q1044",
+           nameEn: "Sierra Leone",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["232"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-10.27575, 8.48711], [-10.37257, 8.48941], [-10.54891, 8.31174], [-10.63934, 8.35326], [-10.70565, 8.29235], [-10.61422, 8.5314], [-10.47707, 8.67669], [-10.56197, 8.81225], [-10.5783, 9.06386], [-10.74484, 9.07998], [-10.6534, 9.29919], [-11.2118, 10.00098], [-11.89624, 9.99763], [-11.91023, 9.93927], [-12.12634, 9.87203], [-12.24262, 9.92386], [-12.47254, 9.86834], [-12.76788, 9.3133], [-12.94095, 9.26335], [-13.08953, 9.0409], [-13.18586, 9.0925], [-13.29911, 9.04245], [-14.36218, 8.64107], [-12.15048, 6.15992], [-11.50429, 6.92704], [-11.4027, 6.97746], [-11.29417, 7.21576], [-10.60422, 7.7739], [-10.60492, 8.04072], [-10.57523, 8.04829], [-10.51554, 8.1393], [-10.45023, 8.15627], [-10.35227, 8.15223], [-10.29839, 8.21283], [-10.31635, 8.28554], [-10.30084, 8.30008], [-10.27575, 8.48711]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SM",
+           iso1A3: "SMR",
+           iso1N3: "674",
+           wikidata: "Q238",
+           nameEn: "San Marino",
+           groups: ["039", "150", "UN"],
+           callingCodes: ["378"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[12.45648, 43.89369], [12.48771, 43.89706], [12.49429, 43.90973], [12.49247, 43.91774], [12.49724, 43.92248], [12.50269, 43.92363], [12.50496, 43.93017], [12.51553, 43.94096], [12.51427, 43.94897], [12.50655, 43.95796], [12.50875, 43.96198], [12.50622, 43.97131], [12.51109, 43.97201], [12.51064, 43.98165], [12.5154, 43.98508], [12.51463, 43.99122], [12.50678, 43.99113], [12.49406, 43.98492], [12.47853, 43.98052], [12.46205, 43.97463], [12.44684, 43.96597], [12.43662, 43.95698], [12.42005, 43.9578], [12.41414, 43.95273], [12.40415, 43.95485], [12.40506, 43.94325], [12.41165, 43.93769], [12.41551, 43.92984], [12.40733, 43.92379], [12.41233, 43.90956], [12.40935, 43.9024], [12.41641, 43.89991], [12.44184, 43.90498], [12.45648, 43.89369]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SN",
+           iso1A3: "SEN",
+           iso1N3: "686",
+           wikidata: "Q1041",
+           nameEn: "Senegal",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["221"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-14.32144, 16.61495], [-15.00557, 16.64997], [-15.6509, 16.50315], [-16.27016, 16.51565], [-16.4429, 16.20605], [-16.44814, 16.09753], [-16.48967, 16.0496], [-16.50854, 16.09032], [-17.15288, 16.07139], [-18.35085, 14.63444], [-17.43598, 13.59273], [-15.47902, 13.58758], [-15.36504, 13.79313], [-14.93719, 13.80173], [-14.34721, 13.46578], [-13.8955, 13.59126], [-13.79409, 13.34472], [-14.36795, 13.23033], [-15.14917, 13.57989], [-15.26908, 13.37768], [-15.80478, 13.34832], [-15.80355, 13.16729], [-16.69343, 13.16791], [-16.74676, 13.06025], [-17.43966, 13.04579], [-17.4623, 11.92379], [-16.70562, 12.34803], [-16.38191, 12.36449], [-16.20591, 12.46157], [-15.67302, 12.42974], [-15.17582, 12.6847], [-13.70523, 12.68013], [-13.05296, 12.64003], [-13.06603, 12.49342], [-12.87336, 12.51892], [-12.35415, 12.32758], [-11.91331, 12.42008], [-11.46267, 12.44559], [-11.37536, 12.40788], [-11.39935, 12.97808], [-11.63025, 13.39174], [-11.83345, 13.33333], [-12.06897, 13.71049], [-11.93043, 13.84505], [-12.23936, 14.76324], [-13.11029, 15.52116], [-13.43135, 16.09022], [-13.80075, 16.13961], [-14.32144, 16.61495]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SO",
+           iso1A3: "SOM",
+           iso1N3: "706",
+           wikidata: "Q1045",
+           nameEn: "Somalia",
+           groups: ["014", "202", "002", "UN"],
+           callingCodes: ["252"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[51.12877, 12.56479], [43.90659, 12.3823], [42.95776, 10.98533], [42.69452, 10.62672], [42.87643, 10.18441], [43.0937, 9.90579], [43.23518, 9.84605], [43.32613, 9.59205], [44.19222, 8.93028], [46.99339, 7.9989], [47.92477, 8.00111], [47.97917, 8.00124], [44.98104, 4.91821], [44.02436, 4.9451], [43.40263, 4.79289], [43.04177, 4.57923], [42.97746, 4.44032], [42.84526, 4.28357], [42.55853, 4.20518], [42.07619, 4.17667], [41.89488, 3.97375], [41.31368, 3.14314], [40.98767, 2.82959], [41.00099, -0.83068], [41.56, -1.59812], [41.56362, -1.66375], [41.75542, -1.85308], [57.49095, 8.14549], [51.12877, 12.56479]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SR",
+           iso1A3: "SUR",
+           iso1N3: "740",
+           wikidata: "Q730",
+           nameEn: "Suriname",
+           groups: ["005", "419", "019", "UN"],
+           driveSide: "left",
+           callingCodes: ["597"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-54.26916, 5.26909], [-54.01877, 5.52789], [-54.01074, 5.68785], [-53.7094, 6.2264], [-56.84822, 6.73257], [-57.31629, 5.33714], [-57.22536, 5.15605], [-57.37442, 5.0208], [-57.8699, 4.89394], [-58.0307, 3.95513], [-57.35891, 3.32121], [-56.70519, 2.02964], [-56.55439, 2.02003], [-56.47045, 1.95135], [-55.99278, 1.83137], [-55.89863, 1.89861], [-55.92159, 2.05236], [-56.13054, 2.27723], [-55.96292, 2.53188], [-55.71493, 2.40342], [-55.01919, 2.564], [-54.6084, 2.32856], [-54.42864, 2.42442], [-54.28534, 2.67798], [-53.9849, 3.58697], [-53.98914, 3.627], [-54.05128, 3.63557], [-54.19367, 3.84387], [-54.38444, 4.13222], [-54.4717, 4.91964], [-54.26916, 5.26909]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SS",
+           iso1A3: "SSD",
+           iso1N3: "728",
+           wikidata: "Q958",
+           nameEn: "South Sudan",
+           groups: ["014", "202", "002", "UN"],
+           callingCodes: ["211"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[34.10229, 9.50238], [33.87958, 9.49937], [33.9082, 9.762], [33.96323, 9.80972], [33.99185, 9.99623], [33.96984, 10.15446], [33.90159, 10.17179], [33.80913, 10.32994], [33.66604, 10.44254], [33.52294, 10.64382], [33.24645, 10.77913], [33.26977, 10.83632], [33.13988, 11.43248], [33.25876, 12.22111], [32.73921, 12.22757], [32.73921, 11.95203], [32.10079, 11.95203], [32.39578, 11.70208], [32.39358, 11.18207], [32.46967, 11.04662], [31.99177, 10.65065], [31.77539, 10.28939], [31.28504, 9.75287], [30.84605, 9.7498], [30.82893, 9.71451], [30.53005, 9.95992], [30.00389, 10.28633], [29.94629, 10.29245], [29.54, 10.07949], [29.53844, 9.75133], [29.06988, 9.74826], [28.99983, 9.67155], [27.90704, 9.61323], [27.14427, 9.62858], [26.70685, 9.48735], [26.35815, 9.57946], [26.21338, 9.91545], [25.93241, 10.17941], [25.93163, 10.38159], [25.78141, 10.42599], [25.0918, 10.33718], [25.05688, 10.06776], [24.97739, 9.9081], [24.84653, 9.80643], [24.49389, 9.79962], [24.12744, 9.73784], [24.09319, 9.66572], [23.69155, 9.67566], [23.62179, 9.53823], [23.64981, 9.44303], [23.64358, 9.28637], [23.56263, 9.19418], [23.4848, 9.16959], [23.44744, 8.99128], [23.59065, 8.99743], [23.51905, 8.71749], [24.25691, 8.69288], [24.13238, 8.36959], [24.35965, 8.26177], [24.85156, 8.16933], [24.98855, 7.96588], [25.25319, 7.8487], [25.29214, 7.66675], [25.20649, 7.61115], [25.20337, 7.50312], [25.35281, 7.42595], [25.37461, 7.33024], [25.90076, 7.09549], [26.38022, 6.63493], [26.32729, 6.36272], [26.58259, 6.1987], [26.51721, 6.09655], [27.22705, 5.71254], [27.22705, 5.62889], [27.28621, 5.56382], [27.23017, 5.37167], [27.26886, 5.25876], [27.44012, 5.07349], [27.56656, 4.89375], [27.65462, 4.89375], [27.76469, 4.79284], [27.79551, 4.59976], [28.20719, 4.35614], [28.6651, 4.42638], [28.8126, 4.48784], [29.03054, 4.48784], [29.22207, 4.34297], [29.43341, 4.50101], [29.49726, 4.7007], [29.82087, 4.56246], [29.79666, 4.37809], [30.06964, 4.13221], [30.1621, 4.10586], [30.22374, 3.93896], [30.27658, 3.95653], [30.47691, 3.83353], [30.55396, 3.84451], [30.57378, 3.74567], [30.56277, 3.62703], [30.78512, 3.67097], [30.80713, 3.60506], [30.85997, 3.5743], [30.85153, 3.48867], [30.97601, 3.693], [31.16666, 3.79853], [31.29476, 3.8015], [31.50478, 3.67814], [31.50776, 3.63652], [31.72075, 3.74354], [31.81459, 3.82083], [31.86821, 3.78664], [31.96205, 3.6499], [31.95907, 3.57408], [32.05187, 3.589], [32.08491, 3.56287], [32.08866, 3.53543], [32.19888, 3.50867], [32.20782, 3.6053], [32.41337, 3.748], [32.72021, 3.77327], [32.89746, 3.81339], [33.02852, 3.89296], [33.18356, 3.77812], [33.51264, 3.75068], [33.9873, 4.23316], [34.47601, 4.72162], [35.34151, 5.02364], [35.30992, 4.90402], [35.47843, 4.91872], [35.42366, 4.76969], [35.51424, 4.61643], [35.9419, 4.61933], [35.82118, 4.77382], [35.81968, 5.10757], [35.8576, 5.33413], [35.50792, 5.42431], [35.29938, 5.34042], [35.31188, 5.50106], [35.13058, 5.62118], [35.12611, 5.68937], [35.00546, 5.89387], [34.96227, 6.26415], [35.01738, 6.46991], [34.87736, 6.60161], [34.77459, 6.5957], [34.65096, 6.72589], [34.53776, 6.74808], [34.53925, 6.82794], [34.47669, 6.91076], [34.35753, 6.91963], [34.19369, 7.04382], [34.19369, 7.12807], [34.01495, 7.25664], [34.03878, 7.27437], [34.02984, 7.36449], [33.87642, 7.5491], [33.71407, 7.65983], [33.44745, 7.7543], [33.32531, 7.71297], [33.24637, 7.77939], [33.04944, 7.78989], [33.0006, 7.90333], [33.08401, 8.05822], [33.18083, 8.13047], [33.1853, 8.29264], [33.19721, 8.40317], [33.3119, 8.45474], [33.54575, 8.47094], [33.66938, 8.44442], [33.71407, 8.3678], [33.87195, 8.41938], [33.89579, 8.4842], [34.01346, 8.50041], [34.14453, 8.60204], [34.14304, 9.04654], [34.10229, 9.50238]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "ST",
+           iso1A3: "STP",
+           iso1N3: "678",
+           wikidata: "Q1039",
+           nameEn: "S\xE3o Tom\xE9 and Principe",
+           groups: ["017", "202", "002", "UN"],
+           callingCodes: ["239"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[4.34149, 1.91417], [6.6507, -0.28606], [7.9035, 1.92304], [4.34149, 1.91417]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SV",
+           iso1A3: "SLV",
+           iso1N3: "222",
+           wikidata: "Q792",
+           nameEn: "El Salvador",
+           groups: ["013", "003", "419", "019", "UN"],
+           callingCodes: ["503"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-89.34776, 14.43013], [-89.39028, 14.44561], [-89.57441, 14.41637], [-89.58814, 14.33165], [-89.50614, 14.26084], [-89.52397, 14.22628], [-89.61844, 14.21937], [-89.70756, 14.1537], [-89.75569, 14.07073], [-89.73251, 14.04133], [-89.76103, 14.02923], [-89.81807, 14.07073], [-89.88937, 14.0396], [-90.10505, 13.85104], [-90.11344, 13.73679], [-90.55276, 12.8866], [-88.11443, 12.63306], [-87.7346, 13.13228], [-87.55124, 13.12523], [-87.69751, 13.25228], [-87.73714, 13.32715], [-87.80177, 13.35689], [-87.84675, 13.41078], [-87.83467, 13.44655], [-87.77354, 13.45767], [-87.73841, 13.44169], [-87.72115, 13.46083], [-87.71657, 13.50577], [-87.78148, 13.52906], [-87.73106, 13.75443], [-87.68821, 13.80829], [-87.7966, 13.91353], [-88.00331, 13.86948], [-88.07641, 13.98447], [-88.23018, 13.99915], [-88.25791, 13.91108], [-88.48982, 13.86458], [-88.49738, 13.97224], [-88.70661, 14.04317], [-88.73182, 14.10919], [-88.815, 14.11652], [-88.85785, 14.17763], [-88.94608, 14.20207], [-89.04187, 14.33644], [-89.34776, 14.43013]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SX",
+           iso1A3: "SXM",
+           iso1N3: "534",
+           wikidata: "Q26273",
+           nameEn: "Sint Maarten",
+           aliases: ["NL-SX"],
+           country: "NL",
+           groups: ["Q1451600", "029", "003", "419", "019", "UN"],
+           callingCodes: ["1 721"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-63.33064, 17.9615], [-63.1055, 17.86651], [-62.93924, 18.02904], [-63.02323, 18.05757], [-63.04039, 18.05619], [-63.0579, 18.06614], [-63.07759, 18.04943], [-63.09686, 18.04608], [-63.11042, 18.05339], [-63.13502, 18.05445], [-63.33064, 17.9615]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SY",
+           iso1A3: "SYR",
+           iso1N3: "760",
+           wikidata: "Q858",
+           nameEn: "Syria",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["963"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[42.23683, 37.2863], [42.21548, 37.28026], [42.20454, 37.28715], [42.22381, 37.30238], [42.22257, 37.31395], [42.2112, 37.32491], [42.19301, 37.31323], [42.18225, 37.28569], [42.00894, 37.17209], [41.515, 37.08084], [41.21937, 37.07665], [40.90856, 37.13147], [40.69136, 37.0996], [39.81589, 36.75538], [39.21538, 36.66834], [39.03217, 36.70911], [38.74042, 36.70629], [38.55908, 36.84429], [38.38859, 36.90064], [38.21064, 36.91842], [37.81974, 36.76055], [37.68048, 36.75065], [37.49103, 36.66904], [37.47253, 36.63243], [37.21988, 36.6736], [37.16177, 36.66069], [37.10894, 36.6704], [37.08279, 36.63495], [37.02088, 36.66422], [37.01647, 36.69512], [37.04619, 36.71101], [37.04399, 36.73483], [36.99886, 36.74012], [36.99557, 36.75997], [36.66727, 36.82901], [36.61581, 36.74629], [36.62681, 36.71189], [36.57398, 36.65186], [36.58829, 36.58295], [36.54206, 36.49539], [36.6081, 36.33772], [36.65653, 36.33861], [36.68672, 36.23677], [36.6125, 36.22592], [36.50463, 36.2419], [36.4617, 36.20461], [36.39206, 36.22088], [36.37474, 36.01163], [36.33956, 35.98687], [36.30099, 36.00985], [36.28338, 36.00273], [36.29769, 35.96086], [36.27678, 35.94839], [36.25366, 35.96264], [36.19973, 35.95195], [36.17441, 35.92076], [36.1623, 35.80925], [36.14029, 35.81015], [36.13919, 35.83692], [36.11827, 35.85923], [35.99829, 35.88242], [36.01844, 35.92403], [36.00514, 35.94113], [35.98499, 35.94107], [35.931, 35.92109], [35.51152, 36.10954], [35.48515, 34.70851], [35.97386, 34.63322], [35.98718, 34.64977], [36.29165, 34.62991], [36.32399, 34.69334], [36.35135, 34.68516], [36.35384, 34.65447], [36.42941, 34.62505], [36.46003, 34.6378], [36.45299, 34.59438], [36.41429, 34.61175], [36.39846, 34.55672], [36.3369, 34.52629], [36.34745, 34.5002], [36.4442, 34.50165], [36.46179, 34.46541], [36.55853, 34.41609], [36.53039, 34.3798], [36.56556, 34.31881], [36.60778, 34.31009], [36.58667, 34.27667], [36.59195, 34.2316], [36.62537, 34.20251], [36.5128, 34.09916], [36.50576, 34.05982], [36.41078, 34.05253], [36.28589, 33.91981], [36.38263, 33.86579], [36.3967, 33.83365], [36.14517, 33.85118], [36.06778, 33.82927], [35.9341, 33.6596], [36.05723, 33.57904], [35.94465, 33.52774], [35.94816, 33.47886], [35.88668, 33.43183], [35.82577, 33.40479], [35.81324, 33.36354], [35.77477, 33.33609], [35.813, 33.3172], [35.77513, 33.27342], [35.81295, 33.24841], [35.81647, 33.2028], [35.83846, 33.19397], [35.84285, 33.16673], [35.81911, 33.1336], [35.81911, 33.11077], [35.84802, 33.1031], [35.87188, 32.98028], [35.89298, 32.9456], [35.87012, 32.91976], [35.84021, 32.8725], [35.83758, 32.82817], [35.78745, 32.77938], [35.75983, 32.74803], [35.88405, 32.71321], [35.93307, 32.71966], [35.96633, 32.66237], [36.02239, 32.65911], [36.08074, 32.51463], [36.20379, 32.52751], [36.20875, 32.49529], [36.23948, 32.50108], [36.40959, 32.37908], [36.83946, 32.31293], [38.79171, 33.37328], [40.64314, 34.31604], [40.97676, 34.39788], [41.12388, 34.65742], [41.2345, 34.80049], [41.21654, 35.1508], [41.26569, 35.42708], [41.38184, 35.62502], [41.37027, 35.84095], [41.2564, 36.06012], [41.28864, 36.35368], [41.40058, 36.52502], [41.81736, 36.58782], [42.36697, 37.0627], [42.35724, 37.10998], [42.32313, 37.17814], [42.34735, 37.22548], [42.2824, 37.2798], [42.26039, 37.27017], [42.23683, 37.2863]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "SZ",
+           iso1A3: "SWZ",
+           iso1N3: "748",
+           wikidata: "Q1050",
+           nameEn: "Eswatini",
+           aliases: ["Swaziland"],
+           groups: ["018", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["268"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[31.86881, -25.99973], [31.4175, -25.71886], [31.31237, -25.7431], [31.13073, -25.91558], [30.95819, -26.26303], [30.78927, -26.48271], [30.81101, -26.84722], [30.88826, -26.79622], [30.97757, -26.92706], [30.96088, -27.0245], [31.15027, -27.20151], [31.49834, -27.31549], [31.97592, -27.31675], [31.97463, -27.11057], [32.00893, -26.8096], [32.09664, -26.80721], [32.13315, -26.84345], [32.13409, -26.5317], [32.07352, -26.40185], [32.10435, -26.15656], [32.08599, -26.00978], [32.00916, -25.999], [31.974, -25.95387], [31.86881, -25.99973]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TA",
+           iso1A3: "TAA",
+           wikidata: "Q220982",
+           nameEn: "Tristan da Cunha",
+           aliases: ["SH-TA"],
+           country: "GB",
+           groups: ["SH", "BOTS", "011", "202", "002", "UN"],
+           isoStatus: "excRes",
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["290 8", "44 20"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-13.38232, -34.07258], [-16.67337, -41.9188], [-5.88482, -41.4829], [-13.38232, -34.07258]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TC",
+           iso1A3: "TCA",
+           iso1N3: "796",
+           wikidata: "Q18221",
+           nameEn: "Turks and Caicos Islands",
+           country: "GB",
+           groups: ["BOTS", "029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1 649"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-71.70065, 25.7637], [-72.98446, 20.4801], [-69.80718, 21.35956], [-71.70065, 25.7637]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TD",
+           iso1A3: "TCD",
+           iso1N3: "148",
+           wikidata: "Q657",
+           nameEn: "Chad",
+           groups: ["017", "202", "002", "UN"],
+           callingCodes: ["235"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[23.99539, 19.49944], [15.99566, 23.49639], [14.99751, 23.00539], [15.19692, 21.99339], [15.20213, 21.49365], [15.28332, 21.44557], [15.62515, 20.95395], [15.57248, 20.92138], [15.55382, 20.86507], [15.56004, 20.79488], [15.59841, 20.74039], [15.6721, 20.70069], [15.99632, 20.35364], [15.75098, 19.93002], [15.6032, 18.77402], [15.50373, 16.89649], [14.37425, 15.72591], [13.86301, 15.04043], [13.78991, 14.87519], [13.809, 14.72915], [13.67878, 14.64013], [13.68573, 14.55276], [13.48259, 14.46704], [13.47559, 14.40881], [13.6302, 13.71094], [14.08251, 13.0797], [14.46881, 13.08259], [14.56101, 12.91036], [14.55058, 12.78256], [14.83314, 12.62963], [14.90827, 12.3269], [14.89019, 12.16593], [14.96952, 12.0925], [15.00146, 12.1223], [15.0349, 12.10698], [15.05786, 12.0608], [15.04808, 11.8731], [15.11579, 11.79313], [15.06595, 11.71126], [15.13149, 11.5537], [15.0585, 11.40481], [15.10021, 11.04101], [15.04957, 11.02347], [15.09127, 10.87431], [15.06737, 10.80921], [15.15532, 10.62846], [15.14936, 10.53915], [15.23724, 10.47764], [15.30874, 10.31063], [15.50535, 10.1098], [15.68761, 9.99344], [15.41408, 9.92876], [15.24618, 9.99246], [15.14043, 9.99246], [15.05999, 9.94845], [14.95722, 9.97926], [14.80082, 9.93818], [14.4673, 10.00264], [14.20411, 10.00055], [14.1317, 9.82413], [14.01793, 9.73169], [13.97544, 9.6365], [14.37094, 9.2954], [14.35707, 9.19611], [14.83566, 8.80557], [15.09484, 8.65982], [15.20426, 8.50892], [15.50743, 7.79302], [15.59272, 7.7696], [15.56964, 7.58936], [15.49743, 7.52179], [15.73118, 7.52006], [15.79942, 7.44149], [16.40703, 7.68809], [16.41583, 7.77971], [16.58315, 7.88657], [16.59415, 7.76444], [16.658, 7.75353], [16.6668, 7.67281], [16.8143, 7.53971], [17.67288, 7.98905], [17.93926, 7.95853], [18.02731, 8.01085], [18.6085, 8.05009], [18.64153, 8.08714], [18.62612, 8.14163], [18.67455, 8.22226], [18.79783, 8.25929], [19.11044, 8.68172], [18.86388, 8.87971], [19.06421, 9.00367], [20.36748, 9.11019], [20.82979, 9.44696], [21.26348, 9.97642], [21.34934, 9.95907], [21.52766, 10.2105], [21.63553, 10.217], [21.71479, 10.29932], [21.72139, 10.64136], [22.45889, 11.00246], [22.87758, 10.91915], [22.97249, 11.21955], [22.93124, 11.41645], [22.7997, 11.40424], [22.54907, 11.64372], [22.64092, 12.07485], [22.48369, 12.02766], [22.50548, 12.16769], [22.38873, 12.45514], [22.46345, 12.61925], [22.22684, 12.74682], [22.15679, 12.66634], [21.98711, 12.63292], [21.89371, 12.68001], [21.81432, 12.81362], [21.94819, 13.05637], [22.02914, 13.13976], [22.1599, 13.19281], [22.29689, 13.3731], [22.08674, 13.77863], [22.22995, 13.96754], [22.5553, 14.11704], [22.55997, 14.23024], [22.44944, 14.24986], [22.38562, 14.58907], [22.70474, 14.69149], [22.66115, 14.86308], [22.99584, 15.22989], [22.99584, 15.40105], [22.92579, 15.47007], [22.93201, 15.55107], [23.10792, 15.71297], [23.38812, 15.69649], [23.62785, 15.7804], [23.99997, 15.69575], [23.99539, 19.49944]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TF",
+           iso1A3: "ATF",
+           iso1N3: "260",
+           wikidata: "Q129003",
+           nameEn: "French Southern Territories",
+           country: "FR"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TG",
+           iso1A3: "TGO",
+           iso1N3: "768",
+           wikidata: "Q945",
+           nameEn: "Togo",
+           groups: ["011", "202", "002", "UN"],
+           callingCodes: ["228"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[0.50388, 11.01011], [-0.13493, 11.14075], [-0.14462, 11.10811], [-0.05733, 11.08628], [-0.0275, 11.11202], [-514e-5, 11.10763], [342e-5, 11.08317], [0.02395, 11.06229], [0.03355, 10.9807], [-63e-4, 10.96417], [-908e-5, 10.91644], [-0.02685, 10.8783], [-0.0228, 10.81916], [-0.07183, 10.76794], [-0.07327, 10.71845], [-0.09141, 10.7147], [-0.05945, 10.63458], [0.12886, 10.53149], [0.18846, 10.4096], [0.29453, 10.41546], [0.33028, 10.30408], [0.39584, 10.31112], [0.35293, 10.09412], [0.41371, 10.06361], [0.41252, 10.02018], [0.36366, 10.03309], [0.32075, 9.72781], [0.34816, 9.71607], [0.34816, 9.66907], [0.32313, 9.6491], [0.28261, 9.69022], [0.26712, 9.66437], [0.29334, 9.59387], [0.36008, 9.6256], [0.38153, 9.58682], [0.23851, 9.57389], [0.2409, 9.52335], [0.30406, 9.521], [0.31241, 9.50337], [0.2254, 9.47869], [0.25758, 9.42696], [0.33148, 9.44812], [0.36485, 9.49749], [0.49118, 9.48339], [0.56388, 9.40697], [0.45424, 9.04581], [0.52455, 8.87746], [0.37319, 8.75262], [0.47211, 8.59945], [0.64731, 8.48866], [0.73432, 8.29529], [0.63897, 8.25873], [0.5913, 8.19622], [0.61156, 8.18324], [0.6056, 8.13959], [0.58891, 8.12779], [0.62943, 7.85751], [0.58295, 7.62368], [0.51979, 7.58706], [0.52455, 7.45354], [0.57223, 7.39326], [0.62943, 7.41099], [0.65327, 7.31643], [0.59606, 7.01252], [0.52217, 6.9723], [0.52098, 6.94391], [0.56508, 6.92971], [0.52853, 6.82921], [0.57406, 6.80348], [0.58176, 6.76049], [0.6497, 6.73682], [0.63659, 6.63857], [0.74862, 6.56517], [0.71048, 6.53083], [0.89283, 6.33779], [0.99652, 6.33779], [1.03108, 6.24064], [1.05969, 6.22998], [1.09187, 6.17074], [1.19966, 6.17069], [1.19771, 6.11522], [1.27574, 5.93551], [1.67336, 6.02702], [1.62913, 6.24075], [1.79826, 6.28221], [1.76906, 6.43189], [1.58105, 6.68619], [1.61812, 6.74843], [1.55877, 6.99737], [1.64249, 6.99562], [1.61838, 9.0527], [1.5649, 9.16941], [1.41746, 9.3226], [1.33675, 9.54765], [1.36624, 9.5951], [1.35507, 9.99525], [0.77666, 10.37665], [0.80358, 10.71459], [0.8804, 10.803], [0.91245, 10.99597], [0.66104, 10.99964], [0.4958, 10.93269], [0.50521, 10.98035], [0.48852, 10.98561], [0.50388, 11.01011]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TH",
+           iso1A3: "THA",
+           iso1N3: "764",
+           wikidata: "Q869",
+           nameEn: "Thailand",
+           groups: ["035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["66"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[100.08404, 20.36626], [99.95721, 20.46301], [99.91616, 20.44986], [99.90499, 20.4487], [99.89692, 20.44789], [99.89301, 20.44311], [99.89168, 20.44548], [99.88451, 20.44596], [99.88211, 20.44488], [99.86383, 20.44371], [99.81096, 20.33687], [99.68255, 20.32077], [99.46008, 20.39673], [99.46077, 20.36198], [99.5569, 20.20676], [99.52943, 20.14811], [99.416, 20.08614], [99.20328, 20.12877], [99.0735, 20.10298], [98.98679, 19.7419], [98.83661, 19.80931], [98.56065, 19.67807], [98.51182, 19.71303], [98.24884, 19.67876], [98.13829, 19.78541], [98.03314, 19.80941], [98.04364, 19.65755], [97.84715, 19.55782], [97.88423, 19.5041], [97.78769, 19.39429], [97.84186, 19.29526], [97.78606, 19.26769], [97.84024, 19.22217], [97.83479, 19.09972], [97.73797, 19.04261], [97.73654, 18.9812], [97.66487, 18.9371], [97.73836, 18.88478], [97.76752, 18.58097], [97.5258, 18.4939], [97.36444, 18.57138], [97.34522, 18.54596], [97.50383, 18.26844], [97.56219, 18.33885], [97.64116, 18.29778], [97.60841, 18.23846], [97.73723, 17.97912], [97.66794, 17.88005], [97.76407, 17.71595], [97.91829, 17.54504], [98.11185, 17.36829], [98.10439, 17.33847], [98.34566, 17.04822], [98.39441, 17.06266], [98.52624, 16.89979], [98.49603, 16.8446], [98.53833, 16.81934], [98.46994, 16.73613], [98.50253, 16.7139], [98.49713, 16.69022], [98.51043, 16.70107], [98.51579, 16.69433], [98.51472, 16.68521], [98.51833, 16.676], [98.51113, 16.64503], [98.5695, 16.62826], [98.57912, 16.55983], [98.63817, 16.47424], [98.68074, 16.27068], [98.84485, 16.42354], [98.92656, 16.36425], [98.8376, 16.11706], [98.69585, 16.13353], [98.57019, 16.04578], [98.59853, 15.87197], [98.541, 15.65406], [98.58598, 15.46821], [98.56027, 15.33471], [98.4866, 15.39154], [98.39351, 15.34177], [98.41906, 15.27103], [98.40522, 15.25268], [98.30446, 15.30667], [98.22, 15.21327], [98.18821, 15.13125], [98.24874, 14.83013], [98.56762, 14.37701], [98.97356, 14.04868], [99.16695, 13.72621], [99.20617, 13.20575], [99.12225, 13.19847], [99.10646, 13.05804], [99.18748, 12.9898], [99.18905, 12.84799], [99.29254, 12.68921], [99.409, 12.60603], [99.47519, 12.1353], [99.56445, 12.14805], [99.53424, 12.02317], [99.64891, 11.82699], [99.64108, 11.78948], [99.5672, 11.62732], [99.47598, 11.62434], [99.39485, 11.3925], [99.31573, 11.32081], [99.32756, 11.28545], [99.06938, 10.94857], [99.02337, 10.97217], [98.99701, 10.92962], [99.0069, 10.85485], [98.86819, 10.78336], [98.78511, 10.68351], [98.77275, 10.62548], [98.81944, 10.52761], [98.7391, 10.31488], [98.55174, 9.92804], [98.52291, 9.92389], [98.47298, 9.95782], [98.33094, 9.91973], [98.12555, 9.44056], [97.63455, 9.60854], [97.19814, 8.18901], [99.31854, 5.99868], [99.50117, 6.44501], [99.91873, 6.50233], [100.0756, 6.4045], [100.12, 6.42105], [100.19511, 6.72559], [100.29651, 6.68439], [100.30828, 6.66462], [100.31618, 6.66781], [100.31884, 6.66423], [100.32671, 6.66526], [100.32607, 6.65933], [100.31929, 6.65413], [100.35413, 6.54932], [100.41152, 6.52299], [100.41791, 6.5189], [100.42351, 6.51762], [100.43027, 6.52389], [100.66986, 6.45086], [100.74361, 6.50811], [100.74822, 6.46231], [100.81045, 6.45086], [100.85884, 6.24929], [101.10313, 6.25617], [101.12618, 6.19431], [101.06165, 6.14161], [101.12388, 6.11411], [101.087, 5.9193], [101.02708, 5.91013], [100.98815, 5.79464], [101.14062, 5.61613], [101.25755, 5.71065], [101.25524, 5.78633], [101.58019, 5.93534], [101.69773, 5.75881], [101.75074, 5.79091], [101.80144, 5.74505], [101.89188, 5.8386], [101.91776, 5.84269], [101.92819, 5.85511], [101.94712, 5.98421], [101.9714, 6.00575], [101.97114, 6.01992], [101.99209, 6.04075], [102.01835, 6.05407], [102.09182, 6.14161], [102.07732, 6.193], [102.08127, 6.22679], [102.09086, 6.23546], [102.46318, 7.22462], [102.47649, 9.66162], [102.52395, 11.25257], [102.91449, 11.65512], [102.90973, 11.75613], [102.83957, 11.8519], [102.78427, 11.98746], [102.77026, 12.06815], [102.70176, 12.1686], [102.73134, 12.37091], [102.78116, 12.40284], [102.7796, 12.43781], [102.57567, 12.65358], [102.51963, 12.66117], [102.4994, 12.71736], [102.53053, 12.77506], [102.49335, 12.92711], [102.48694, 12.97537], [102.52275, 12.99813], [102.46011, 13.08057], [102.43422, 13.09061], [102.36146, 13.26006], [102.36001, 13.31142], [102.34611, 13.35618], [102.35692, 13.38274], [102.35563, 13.47307], [102.361, 13.50551], [102.33828, 13.55613], [102.36859, 13.57488], [102.44601, 13.5637], [102.5358, 13.56933], [102.57573, 13.60461], [102.62483, 13.60883], [102.58635, 13.6286], [102.5481, 13.6589], [102.56848, 13.69366], [102.72727, 13.77806], [102.77864, 13.93374], [102.91251, 14.01531], [102.93275, 14.19044], [103.16469, 14.33075], [103.39353, 14.35639], [103.53518, 14.42575], [103.71109, 14.4348], [103.70175, 14.38052], [103.93836, 14.3398], [104.27616, 14.39861], [104.55014, 14.36091], [104.69335, 14.42726], [104.97667, 14.38806], [105.02804, 14.23722], [105.08408, 14.20402], [105.14012, 14.23873], [105.17748, 14.34432], [105.20894, 14.34967], [105.43783, 14.43865], [105.53864, 14.55731], [105.5121, 14.80802], [105.61162, 15.00037], [105.46661, 15.13132], [105.58043, 15.32724], [105.50662, 15.32054], [105.4692, 15.33709], [105.47635, 15.3796], [105.58191, 15.41031], [105.60446, 15.53301], [105.61756, 15.68792], [105.46573, 15.74742], [105.42285, 15.76971], [105.37959, 15.84074], [105.34115, 15.92737], [105.38508, 15.987], [105.42001, 16.00657], [105.06204, 16.09792], [105.00262, 16.25627], [104.88057, 16.37311], [104.73349, 16.565], [104.76099, 16.69302], [104.7397, 16.81005], [104.76442, 16.84752], [104.7373, 16.91125], [104.73712, 17.01404], [104.80716, 17.19025], [104.80061, 17.39367], [104.69867, 17.53038], [104.45404, 17.66788], [104.35432, 17.82871], [104.2757, 17.86139], [104.21776, 17.99335], [104.10927, 18.10826], [104.06533, 18.21656], [103.97725, 18.33631], [103.93916, 18.33914], [103.85642, 18.28666], [103.82449, 18.33979], [103.699, 18.34125], [103.60957, 18.40528], [103.47773, 18.42841], [103.41044, 18.4486], [103.30977, 18.4341], [103.24779, 18.37807], [103.23818, 18.34875], [103.29757, 18.30475], [103.17093, 18.2618], [103.14994, 18.23172], [103.1493, 18.17799], [103.07343, 18.12351], [103.07823, 18.03833], [103.0566, 18.00144], [103.01998, 17.97095], [102.9912, 17.9949], [102.95812, 18.0054], [102.86323, 17.97531], [102.81988, 17.94233], [102.79044, 17.93612], [102.75954, 17.89561], [102.68538, 17.86653], [102.67543, 17.84529], [102.69946, 17.81686], [102.68194, 17.80151], [102.59485, 17.83537], [102.5896, 17.84889], [102.61432, 17.92273], [102.60971, 17.95411], [102.59234, 17.96127], [102.45523, 17.97106], [102.11359, 18.21532], [101.88485, 18.02474], [101.78087, 18.07559], [101.72294, 17.92867], [101.44667, 17.7392], [101.15108, 17.47586], [100.96541, 17.57926], [101.02185, 17.87637], [101.1793, 18.0544], [101.19118, 18.2125], [101.15108, 18.25624], [101.18227, 18.34367], [101.06047, 18.43247], [101.27585, 18.68875], [101.22832, 18.73377], [101.25803, 18.89545], [101.35606, 19.04716], [101.261, 19.12717], [101.24911, 19.33334], [101.20604, 19.35296], [101.21347, 19.46223], [101.26991, 19.48324], [101.26545, 19.59242], [101.08928, 19.59748], [100.90302, 19.61901], [100.77231, 19.48324], [100.64606, 19.55884], [100.58219, 19.49164], [100.49604, 19.53504], [100.398, 19.75047], [100.5094, 19.87904], [100.58808, 20.15791], [100.55218, 20.17741], [100.51052, 20.14928], [100.47567, 20.19133], [100.4537, 20.19971], [100.44992, 20.23644], [100.41473, 20.25625], [100.37439, 20.35156], [100.33383, 20.4028], [100.25769, 20.3992], [100.22076, 20.31598], [100.16668, 20.2986], [100.1712, 20.24324], [100.11785, 20.24787], [100.09337, 20.26293], [100.09999, 20.31614], [100.08404, 20.36626]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TJ",
+           iso1A3: "TJK",
+           iso1N3: "762",
+           wikidata: "Q863",
+           nameEn: "Tajikistan",
+           groups: ["143", "142", "UN"],
+           callingCodes: ["992"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[70.45251, 41.04438], [70.38028, 41.02014], [70.36655, 40.90296], [69.69434, 40.62615], [69.59441, 40.70181], [69.53021, 40.77621], [69.38327, 40.7918], [69.32834, 40.70233], [69.3455, 40.57988], [69.2643, 40.57506], [69.21063, 40.54469], [69.27066, 40.49274], [69.28525, 40.41894], [69.30774, 40.36102], [69.33794, 40.34819], [69.32833, 40.29794], [69.30808, 40.2821], [69.24817, 40.30357], [69.25229, 40.26362], [69.30104, 40.24502], [69.30448, 40.18774], [69.2074, 40.21488], [69.15659, 40.2162], [69.04544, 40.22904], [68.85832, 40.20885], [68.84357, 40.18604], [68.79276, 40.17555], [68.77902, 40.20492], [68.5332, 40.14826], [68.52771, 40.11676], [68.62796, 40.07789], [69.01523, 40.15771], [69.01935, 40.11466], [68.96579, 40.06949], [68.84906, 40.04952], [68.93695, 39.91167], [68.88889, 39.87163], [68.63071, 39.85265], [68.61972, 39.68905], [68.54166, 39.53929], [68.12053, 39.56317], [67.70992, 39.66156], [67.62889, 39.60234], [67.44899, 39.57799], [67.46547, 39.53564], [67.39681, 39.52505], [67.46822, 39.46146], [67.45998, 39.315], [67.36522, 39.31287], [67.33226, 39.23739], [67.67833, 39.14479], [67.68915, 39.00775], [68.09704, 39.02589], [68.19743, 38.85985], [68.06948, 38.82115], [68.12877, 38.73677], [68.05598, 38.71641], [68.0807, 38.64136], [68.05873, 38.56087], [68.11366, 38.47169], [68.06274, 38.39435], [68.13289, 38.40822], [68.40343, 38.19484], [68.27159, 37.91477], [68.12635, 37.93], [67.81566, 37.43107], [67.8474, 37.31594], [67.78329, 37.1834], [67.7803, 37.08978], [67.87917, 37.0591], [68.02194, 36.91923], [68.18542, 37.02074], [68.27605, 37.00977], [68.29253, 37.10621], [68.41201, 37.10402], [68.41888, 37.13906], [68.61851, 37.19815], [68.6798, 37.27906], [68.81438, 37.23862], [68.80889, 37.32494], [68.91189, 37.26704], [68.88168, 37.33368], [68.96407, 37.32603], [69.03274, 37.25174], [69.25152, 37.09426], [69.39529, 37.16752], [69.45022, 37.23315], [69.36645, 37.40462], [69.44954, 37.4869], [69.51888, 37.5844], [69.80041, 37.5746], [69.84435, 37.60616], [69.93362, 37.61378], [69.95971, 37.5659], [70.15015, 37.52519], [70.28243, 37.66706], [70.27694, 37.81258], [70.1863, 37.84296], [70.17206, 37.93276], [70.4898, 38.12546], [70.54673, 38.24541], [70.60407, 38.28046], [70.61526, 38.34774], [70.64966, 38.34999], [70.69189, 38.37031], [70.6761, 38.39144], [70.67438, 38.40597], [70.69807, 38.41861], [70.72485, 38.4131], [70.75455, 38.4252], [70.77132, 38.45548], [70.78581, 38.45502], [70.78702, 38.45031], [70.79766, 38.44944], [70.80521, 38.44447], [70.81697, 38.44507], [70.82538, 38.45394], [70.84376, 38.44688], [70.88719, 38.46826], [70.92728, 38.43021], [70.98693, 38.48862], [71.03545, 38.44779], [71.0556, 38.40176], [71.09542, 38.42517], [71.10592, 38.42077], [71.10957, 38.40671], [71.1451, 38.40106], [71.21291, 38.32797], [71.33114, 38.30339], [71.33869, 38.27335], [71.37803, 38.25641], [71.36444, 38.15358], [71.29878, 38.04429], [71.28922, 38.01272], [71.27622, 37.99946], [71.27278, 37.96496], [71.24969, 37.93031], [71.2809, 37.91995], [71.296, 37.93403], [71.32871, 37.88564], [71.51565, 37.95349], [71.58843, 37.92425], [71.59255, 37.79956], [71.55752, 37.78677], [71.54324, 37.77104], [71.53053, 37.76534], [71.55234, 37.73209], [71.54186, 37.69691], [71.51972, 37.61945], [71.5065, 37.60912], [71.49693, 37.53527], [71.50616, 37.50733], [71.5256, 37.47971], [71.49612, 37.4279], [71.47685, 37.40281], [71.4862, 37.33405], [71.49821, 37.31975], [71.50674, 37.31502], [71.48536, 37.26017], [71.4824, 37.24921], [71.48339, 37.23937], [71.47386, 37.2269], [71.4555, 37.21418], [71.4494, 37.18137], [71.44127, 37.11856], [71.43097, 37.05855], [71.45578, 37.03094], [71.46923, 36.99925], [71.48481, 36.93218], [71.51502, 36.89128], [71.57195, 36.74943], [71.67083, 36.67346], [71.83229, 36.68084], [72.31676, 36.98115], [72.54095, 37.00007], [72.66381, 37.02014], [72.79693, 37.22222], [73.06884, 37.31729], [73.29633, 37.46495], [73.77197, 37.4417], [73.76647, 37.33913], [73.61129, 37.27469], [73.64974, 37.23643], [73.82552, 37.22659], [73.8564, 37.26158], [74.20308, 37.34208], [74.23339, 37.41116], [74.41055, 37.3948], [74.56161, 37.37734], [74.68383, 37.3948], [74.8294, 37.3435], [74.88887, 37.23275], [75.12328, 37.31839], [75.09719, 37.37297], [75.15899, 37.41443], [75.06011, 37.52779], [74.94338, 37.55501], [74.8912, 37.67576], [75.00935, 37.77486], [74.92416, 37.83428], [74.9063, 38.03033], [74.82665, 38.07359], [74.80331, 38.19889], [74.69894, 38.22155], [74.69619, 38.42947], [74.51217, 38.47034], [74.17022, 38.65504], [73.97933, 38.52945], [73.79806, 38.61106], [73.80656, 38.66449], [73.7033, 38.84782], [73.7445, 38.93867], [73.82964, 38.91517], [73.81728, 39.04007], [73.75823, 39.023], [73.60638, 39.24534], [73.54572, 39.27567], [73.55396, 39.3543], [73.5004, 39.38402], [73.59241, 39.40843], [73.59831, 39.46425], [73.45096, 39.46677], [73.31912, 39.38615], [73.18454, 39.35536], [72.85934, 39.35116], [72.62027, 39.39696], [72.33173, 39.33093], [72.23834, 39.17248], [72.17242, 39.2661], [72.09689, 39.26823], [72.04059, 39.36704], [71.90601, 39.27674], [71.79202, 39.27355], [71.7522, 39.32031], [71.80164, 39.40631], [71.76816, 39.45456], [71.62688, 39.44056], [71.5517, 39.45722], [71.55856, 39.57588], [71.49814, 39.61397], [71.08752, 39.50704], [71.06418, 39.41586], [70.7854, 39.38933], [70.64087, 39.58792], [70.44757, 39.60128], [70.2869, 39.53141], [70.11111, 39.58223], [69.87491, 39.53882], [69.68677, 39.59281], [69.3594, 39.52516], [69.26938, 39.8127], [69.35649, 40.01994], [69.43134, 39.98431], [69.43557, 39.92877], [69.53615, 39.93991], [69.5057, 40.03277], [69.53855, 40.0887], [69.53794, 40.11833], [69.55555, 40.12296], [69.57615, 40.10524], [69.64704, 40.12165], [69.67001, 40.10639], [70.01283, 40.23288], [70.58297, 40.00891], [70.57384, 39.99394], [70.47557, 39.93216], [70.55033, 39.96619], [70.58912, 39.95211], [70.65946, 39.9878], [70.65827, 40.0981], [70.7928, 40.12797], [70.80495, 40.16813], [70.9818, 40.22392], [70.8607, 40.217], [70.62342, 40.17396], [70.56394, 40.26421], [70.57149, 40.3442], [70.37511, 40.38605], [70.32626, 40.45174], [70.49871, 40.52503], [70.80009, 40.72825], [70.45251, 41.04438]]], [[[70.68112, 40.90612], [70.6158, 40.97661], [70.56077, 41.00642], [70.54223, 40.98787], [70.57501, 40.98941], [70.6721, 40.90555], [70.68112, 40.90612]]], [[[70.74189, 39.86319], [70.53651, 39.89155], [70.52631, 39.86989], [70.54998, 39.85137], [70.59667, 39.83542], [70.63105, 39.77923], [70.74189, 39.86319]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TK",
+           iso1A3: "TKL",
+           iso1N3: "772",
+           wikidata: "Q36823",
+           nameEn: "Tokelau",
+           country: "NZ",
+           groups: ["061", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["690"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-168.251, -9.44289], [-174.18635, -7.80441], [-174.17993, -10.13616], [-168.251, -9.44289]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TL",
+           iso1A3: "TLS",
+           iso1N3: "626",
+           wikidata: "Q574",
+           nameEn: "East Timor",
+           aliases: ["Timor-Leste", "TP"],
+           groups: ["035", "142", "UN"],
+           driveSide: "left",
+           callingCodes: ["670"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[124.46701, -9.13002], [124.94011, -8.85617], [124.97742, -9.08128], [125.11764, -8.96359], [125.18632, -9.03142], [125.18907, -9.16434], [125.09434, -9.19669], [125.04044, -9.17093], [124.97892, -9.19281], [125.09025, -9.46406], [125.68138, -9.85176], [127.55165, -9.05052], [127.42116, -8.22471], [125.87691, -8.31789], [125.58506, -7.95311], [124.92337, -8.75859], [124.33472, -9.11416], [124.04628, -9.22671], [124.04286, -9.34243], [124.10539, -9.41206], [124.14517, -9.42324], [124.21247, -9.36904], [124.28115, -9.42189], [124.28115, -9.50453], [124.3535, -9.48493], [124.35258, -9.43002], [124.38554, -9.3582], [124.45971, -9.30263], [124.46701, -9.13002]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TM",
+           iso1A3: "TKM",
+           iso1N3: "795",
+           wikidata: "Q874",
+           nameEn: "Turkmenistan",
+           groups: ["143", "142", "UN"],
+           callingCodes: ["993"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[60.5078, 41.21694], [60.06581, 41.4363], [60.18117, 41.60082], [60.06032, 41.76287], [60.08504, 41.80997], [60.33223, 41.75058], [59.95046, 41.97966], [60.0356, 42.01028], [60.04659, 42.08982], [59.96419, 42.1428], [60.00539, 42.212], [59.94633, 42.27655], [59.4341, 42.29738], [59.2955, 42.37064], [59.17317, 42.52248], [58.93422, 42.5407], [58.6266, 42.79314], [58.57991, 42.64988], [58.27504, 42.69632], [58.14321, 42.62159], [58.29427, 42.56497], [58.51674, 42.30348], [58.40688, 42.29535], [58.3492, 42.43335], [57.99214, 42.50021], [57.90975, 42.4374], [57.92897, 42.24047], [57.84932, 42.18555], [57.6296, 42.16519], [57.30275, 42.14076], [57.03633, 41.92043], [56.96218, 41.80383], [57.03359, 41.41777], [57.13796, 41.36625], [57.03423, 41.25435], [56.00314, 41.32584], [55.45471, 41.25609], [54.95182, 41.92424], [54.20635, 42.38477], [52.97575, 42.1308], [52.47884, 41.78034], [52.26048, 41.69249], [51.7708, 40.29239], [53.89734, 37.3464], [54.24565, 37.32047], [54.36211, 37.34912], [54.58664, 37.45809], [54.67247, 37.43532], [54.77822, 37.51597], [54.81804, 37.61285], [54.77684, 37.62264], [54.851, 37.75739], [55.13412, 37.94705], [55.44152, 38.08564], [55.76561, 38.12238], [55.97847, 38.08024], [56.33278, 38.08132], [56.32454, 38.18502], [56.43303, 38.26054], [56.62255, 38.24005], [56.73928, 38.27887], [57.03453, 38.18717], [57.21169, 38.28965], [57.37236, 38.09321], [57.35042, 37.98546], [57.79534, 37.89299], [58.21399, 37.77281], [58.22999, 37.6856], [58.39959, 37.63134], [58.47786, 37.6433], [58.5479, 37.70526], [58.6921, 37.64548], [58.9338, 37.67374], [59.22905, 37.51161], [59.33507, 37.53146], [59.39797, 37.47892], [59.39385, 37.34257], [59.55178, 37.13594], [59.74678, 37.12499], [60.00768, 37.04102], [60.34767, 36.63214], [61.14516, 36.64644], [61.18187, 36.55348], [61.1393, 36.38782], [61.22719, 36.12759], [61.12007, 35.95992], [61.22444, 35.92879], [61.26152, 35.80749], [61.22719, 35.67038], [61.27371, 35.61482], [61.58742, 35.43803], [61.77693, 35.41341], [61.97743, 35.4604], [62.05709, 35.43803], [62.15871, 35.33278], [62.29191, 35.25964], [62.29878, 35.13312], [62.48006, 35.28796], [62.62288, 35.22067], [62.74098, 35.25432], [62.90853, 35.37086], [63.0898, 35.43131], [63.12276, 35.53196], [63.10079, 35.63024], [63.23262, 35.67487], [63.10318, 35.81782], [63.12276, 35.86208], [63.29579, 35.85985], [63.53475, 35.90881], [63.56496, 35.95106], [63.98519, 36.03773], [64.05385, 36.10433], [64.43288, 36.24401], [64.57295, 36.34362], [64.62514, 36.44311], [64.61141, 36.6351], [64.97945, 37.21913], [65.51778, 37.23881], [65.64263, 37.34388], [65.64137, 37.45061], [65.72274, 37.55438], [66.30993, 37.32409], [66.55743, 37.35409], [66.52303, 37.39827], [66.65761, 37.45497], [66.52852, 37.58568], [66.53676, 37.80084], [66.67684, 37.96776], [66.56697, 38.0435], [66.41042, 38.02403], [66.24013, 38.16238], [65.83913, 38.25733], [65.55873, 38.29052], [64.32576, 38.98691], [64.19086, 38.95561], [63.70778, 39.22349], [63.6913, 39.27666], [62.43337, 39.98528], [62.34273, 40.43206], [62.11751, 40.58242], [61.87856, 41.12257], [61.4446, 41.29407], [61.39732, 41.19873], [61.33199, 41.14946], [61.22212, 41.14946], [61.03261, 41.25691], [60.5078, 41.21694]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TN",
+           iso1A3: "TUN",
+           iso1N3: "788",
+           wikidata: "Q948",
+           nameEn: "Tunisia",
+           groups: ["015", "002", "UN"],
+           callingCodes: ["216"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[11.2718, 37.6713], [7.89009, 38.19924], [8.59123, 37.14286], [8.64044, 36.9401], [8.62972, 36.86499], [8.67706, 36.8364], [8.57613, 36.78062], [8.46537, 36.7706], [8.47609, 36.66607], [8.16167, 36.48817], [8.18936, 36.44939], [8.40731, 36.42208], [8.2626, 35.91733], [8.26472, 35.73669], [8.35371, 35.66373], [8.36086, 35.47774], [8.30329, 35.29884], [8.47318, 35.23376], [8.3555, 35.10007], [8.30727, 34.95378], [8.25189, 34.92009], [8.29655, 34.72798], [8.20482, 34.57575], [7.86264, 34.3987], [7.81242, 34.21841], [7.74207, 34.16492], [7.66174, 34.20167], [7.52851, 34.06493], [7.54088, 33.7726], [7.73687, 33.42114], [7.83028, 33.18851], [8.11433, 33.10175], [8.1179, 33.05086], [8.31895, 32.83483], [8.35999, 32.50101], [9.07483, 32.07865], [9.55544, 30.23971], [9.76848, 30.34366], [9.88152, 30.34074], [10.29516, 30.90337], [10.12239, 31.42098], [10.31364, 31.72648], [10.48497, 31.72956], [10.62788, 31.96629], [10.7315, 31.97235], [11.04234, 32.2145], [11.53898, 32.4138], [11.57828, 32.48013], [11.46037, 32.6307], [11.51549, 33.09826], [11.55852, 33.1409], [11.58941, 33.36891], [11.2718, 37.6713]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TO",
+           iso1A3: "TON",
+           iso1N3: "776",
+           wikidata: "Q678",
+           nameEn: "Tonga",
+           groups: ["061", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["676"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-176.74538, -22.89767], [-180, -22.90585], [-180, -24.21376], [-173.10761, -24.19665], [-173.13438, -14.94228], [-176.76826, -14.95183], [-176.74538, -22.89767]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TR",
+           iso1A3: "TUR",
+           iso1N3: "792",
+           wikidata: "Q43",
+           nameEn: "Turkey",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["90"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[41.54366, 41.52185], [40.89217, 41.72528], [34.8305, 42.4581], [28.32297, 41.98371], [28.02971, 41.98066], [27.91479, 41.97902], [27.83492, 41.99709], [27.81235, 41.94803], [27.69949, 41.97515], [27.55191, 41.90928], [27.52379, 41.93756], [27.45478, 41.96591], [27.27411, 42.10409], [27.22376, 42.10152], [27.19251, 42.06028], [27.08486, 42.08735], [27.03277, 42.0809], [26.95638, 42.00741], [26.79143, 41.97386], [26.62996, 41.97644], [26.56051, 41.92995], [26.57961, 41.90024], [26.53968, 41.82653], [26.36952, 41.82265], [26.33589, 41.76802], [26.32952, 41.73637], [26.35957, 41.71149], [26.47958, 41.67037], [26.5209, 41.62592], [26.59196, 41.60491], [26.59742, 41.48058], [26.61767, 41.42281], [26.62997, 41.34613], [26.5837, 41.32131], [26.5209, 41.33993], [26.39861, 41.25053], [26.32259, 41.24929], [26.31928, 41.07386], [26.3606, 41.02027], [26.33297, 40.98388], [26.35894, 40.94292], [26.32259, 40.94042], [26.28623, 40.93005], [26.29441, 40.89119], [26.26169, 40.9168], [26.20856, 40.86048], [26.21351, 40.83298], [26.15685, 40.80709], [26.12854, 40.77339], [26.12495, 40.74283], [26.08638, 40.73214], [26.0754, 40.72772], [26.03489, 40.73051], [25.94795, 40.72797], [26.04292, 40.3958], [25.61285, 40.17161], [25.94257, 39.39358], [26.43357, 39.43096], [26.70773, 39.0312], [26.61814, 38.81372], [26.21136, 38.65436], [26.32173, 38.48731], [26.24183, 38.44695], [26.21136, 38.17558], [27.05537, 37.9131], [27.16428, 37.72343], [26.99377, 37.69034], [26.95583, 37.64989], [27.14757, 37.32], [27.20312, 36.94571], [27.45627, 36.9008], [27.24613, 36.71622], [27.46117, 36.53789], [27.89482, 36.69898], [27.95037, 36.46155], [28.23708, 36.56812], [29.30783, 36.01033], [29.48192, 36.18377], [29.61002, 36.1731], [29.61805, 36.14179], [29.69611, 36.10365], [29.73302, 35.92555], [32.82353, 35.70297], [35.51152, 36.10954], [35.931, 35.92109], [35.98499, 35.94107], [36.00514, 35.94113], [36.01844, 35.92403], [35.99829, 35.88242], [36.11827, 35.85923], [36.13919, 35.83692], [36.14029, 35.81015], [36.1623, 35.80925], [36.17441, 35.92076], [36.19973, 35.95195], [36.25366, 35.96264], [36.27678, 35.94839], [36.29769, 35.96086], [36.28338, 36.00273], [36.30099, 36.00985], [36.33956, 35.98687], [36.37474, 36.01163], [36.39206, 36.22088], [36.4617, 36.20461], [36.50463, 36.2419], [36.6125, 36.22592], [36.68672, 36.23677], [36.65653, 36.33861], [36.6081, 36.33772], [36.54206, 36.49539], [36.58829, 36.58295], [36.57398, 36.65186], [36.62681, 36.71189], [36.61581, 36.74629], [36.66727, 36.82901], [36.99557, 36.75997], [36.99886, 36.74012], [37.04399, 36.73483], [37.04619, 36.71101], [37.01647, 36.69512], [37.02088, 36.66422], [37.08279, 36.63495], [37.10894, 36.6704], [37.16177, 36.66069], [37.21988, 36.6736], [37.47253, 36.63243], [37.49103, 36.66904], [37.68048, 36.75065], [37.81974, 36.76055], [38.21064, 36.91842], [38.38859, 36.90064], [38.55908, 36.84429], [38.74042, 36.70629], [39.03217, 36.70911], [39.21538, 36.66834], [39.81589, 36.75538], [40.69136, 37.0996], [40.90856, 37.13147], [41.21937, 37.07665], [41.515, 37.08084], [42.00894, 37.17209], [42.18225, 37.28569], [42.19301, 37.31323], [42.2112, 37.32491], [42.22257, 37.31395], [42.22381, 37.30238], [42.20454, 37.28715], [42.21548, 37.28026], [42.23683, 37.2863], [42.26039, 37.27017], [42.2824, 37.2798], [42.34735, 37.22548], [42.32313, 37.17814], [42.35724, 37.10998], [42.56725, 37.14878], [42.78887, 37.38615], [42.93705, 37.32015], [43.11403, 37.37436], [43.30083, 37.30629], [43.33508, 37.33105], [43.50787, 37.24436], [43.56702, 37.25675], [43.63085, 37.21957], [43.7009, 37.23692], [43.8052, 37.22825], [43.82699, 37.19477], [43.84878, 37.22205], [43.90949, 37.22453], [44.02002, 37.33229], [44.13521, 37.32486], [44.2613, 37.25055], [44.27998, 37.16501], [44.22239, 37.15756], [44.18503, 37.09551], [44.25975, 36.98119], [44.30645, 36.97373], [44.35937, 37.02843], [44.35315, 37.04955], [44.38117, 37.05825], [44.42631, 37.05825], [44.63179, 37.19229], [44.76698, 37.16162], [44.78319, 37.1431], [44.7868, 37.16644], [44.75986, 37.21549], [44.81021, 37.2915], [44.58449, 37.45018], [44.61401, 37.60165], [44.56887, 37.6429], [44.62096, 37.71985], [44.55498, 37.783], [44.45948, 37.77065], [44.3883, 37.85433], [44.22509, 37.88859], [44.42476, 38.25763], [44.50115, 38.33939], [44.44386, 38.38295], [44.38309, 38.36117], [44.3119, 38.37887], [44.3207, 38.49799], [44.32058, 38.62752], [44.28065, 38.6465], [44.26155, 38.71427], [44.30322, 38.81581], [44.18863, 38.93881], [44.20946, 39.13975], [44.1043, 39.19842], [44.03667, 39.39223], [44.22452, 39.4169], [44.29818, 39.378], [44.37921, 39.4131], [44.42832, 39.4131], [44.41849, 39.56659], [44.48111, 39.61579], [44.47298, 39.68788], [44.6137, 39.78393], [44.65422, 39.72163], [44.71806, 39.71124], [44.81043, 39.62677], [44.80977, 39.65768], [44.75779, 39.7148], [44.61845, 39.8281], [44.46635, 39.97733], [44.26973, 40.04866], [44.1778, 40.02845], [44.1057, 40.03555], [43.92307, 40.01787], [43.65688, 40.11199], [43.65221, 40.14889], [43.71136, 40.16673], [43.59928, 40.34019], [43.60862, 40.43267], [43.54791, 40.47413], [43.63664, 40.54159], [43.7425, 40.66805], [43.74872, 40.7365], [43.67712, 40.84846], [43.67712, 40.93084], [43.58683, 40.98961], [43.47319, 41.02251], [43.44984, 41.0988], [43.4717, 41.12611], [43.44973, 41.17666], [43.36118, 41.2028], [43.23096, 41.17536], [43.1945, 41.25242], [43.13373, 41.25503], [43.21707, 41.30331], [43.02956, 41.37891], [42.8785, 41.50516], [42.84899, 41.47265], [42.78995, 41.50126], [42.84471, 41.58912], [42.72794, 41.59714], [42.59202, 41.58183], [42.51772, 41.43606], [42.26387, 41.49346], [41.95134, 41.52466], [41.81939, 41.43621], [41.7124, 41.47417], [41.7148, 41.4932], [41.54366, 41.52185]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TT",
+           iso1A3: "TTO",
+           iso1N3: "780",
+           wikidata: "Q754",
+           nameEn: "Trinidad and Tobago",
+           groups: ["029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           callingCodes: ["1 868"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-61.62505, 11.18974], [-62.08693, 10.04435], [-60.89962, 9.81445], [-60.07172, 11.77667], [-61.62505, 11.18974]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TV",
+           iso1A3: "TUV",
+           iso1N3: "798",
+           wikidata: "Q672",
+           nameEn: "Tuvalu",
+           groups: ["061", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["688"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[174, -5], [174, -11.5], [179.99999, -11.5], [179.99999, -5], [174, -5]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TW",
+           iso1A3: "TWN",
+           iso1N3: "158",
+           wikidata: "Q865",
+           nameEn: "Taiwan",
+           aliases: ["RC"],
+           groups: ["030", "142"],
+           callingCodes: ["886"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[121.8109, 21.77688], [122.26612, 25.98197], [120.49232, 25.22863], [118.56434, 24.49266], [118.42453, 24.54644], [118.35291, 24.51645], [118.28244, 24.51231], [118.11703, 24.39734], [120.69238, 21.52331], [121.8109, 21.77688]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "TZ",
+           iso1A3: "TZA",
+           iso1N3: "834",
+           wikidata: "Q924",
+           nameEn: "Tanzania",
+           groups: ["014", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["255"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[30.80408, -0.99911], [30.76635, -0.9852], [30.70631, -1.01175], [30.64166, -1.06601], [30.47194, -1.0555], [30.45116, -1.10641], [30.50889, -1.16412], [30.57123, -1.33264], [30.71974, -1.43244], [30.84079, -1.64652], [30.80802, -1.91477], [30.89303, -2.08223], [30.83915, -2.35795], [30.54501, -2.41404], [30.41789, -2.66266], [30.52747, -2.65841], [30.40662, -2.86151], [30.4987, -2.9573], [30.57926, -2.89791], [30.6675, -2.98987], [30.83823, -2.97837], [30.84165, -3.25152], [30.45915, -3.56532], [30.22042, -4.01738], [30.03323, -4.26631], [29.88172, -4.35743], [29.82885, -4.36153], [29.77289, -4.41733], [29.75109, -4.45836], [29.63827, -4.44681], [29.43673, -4.44845], [29.52552, -6.2731], [30.2567, -7.14121], [30.79243, -8.27382], [31.00796, -8.58615], [31.37533, -8.60769], [31.57147, -8.70619], [31.57147, -8.81388], [31.71158, -8.91386], [31.81587, -8.88618], [31.94663, -8.93846], [31.94196, -9.02303], [31.98866, -9.07069], [32.08206, -9.04609], [32.16146, -9.05993], [32.25486, -9.13371], [32.43543, -9.11988], [32.49147, -9.14754], [32.53661, -9.24281], [32.75611, -9.28583], [32.76233, -9.31963], [32.95389, -9.40138], [32.99397, -9.36712], [33.14925, -9.49322], [33.31581, -9.48554], [33.48052, -9.62442], [33.76677, -9.58516], [33.93298, -9.71647], [33.9638, -9.62206], [33.95829, -9.54066], [34.03865, -9.49398], [34.54499, -10.0678], [34.51911, -10.12279], [34.57581, -10.56271], [34.65946, -10.6828], [34.67047, -10.93796], [34.61161, -11.01611], [34.63305, -11.11731], [34.79375, -11.32245], [34.91153, -11.39799], [34.96296, -11.57354], [35.63599, -11.55927], [35.82767, -11.41081], [36.19094, -11.57593], [36.19094, -11.70008], [36.62068, -11.72884], [36.80309, -11.56836], [37.3936, -11.68949], [37.76614, -11.53352], [37.8388, -11.3123], [37.93618, -11.26228], [38.21598, -11.27289], [38.47258, -11.4199], [38.88996, -11.16978], [39.24395, -11.17433], [39.58249, -10.96043], [40.00295, -10.80255], [40.44265, -10.4618], [40.74206, -10.25691], [40.14328, -4.64201], [39.62121, -4.68136], [39.44306, -4.93877], [39.21631, -4.67835], [37.81321, -3.69179], [37.75036, -3.54243], [37.63099, -3.50723], [37.5903, -3.42735], [37.71745, -3.304], [37.67199, -3.06222], [34.0824, -1.02264], [34.03084, -1.05101], [34.02286, -1.00779], [33.93107, -0.99298], [30.80408, -0.99911]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "UA",
+           iso1A3: "UKR",
+           iso1N3: "804",
+           wikidata: "Q212",
+           nameEn: "Ukraine",
+           groups: ["151", "150", "UN"],
+           callingCodes: ["380"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[33.57318, 46.10317], [33.61467, 46.13561], [33.63854, 46.14147], [33.61517, 46.22615], [33.646, 46.23028], [33.74047, 46.18555], [33.79715, 46.20482], [33.85234, 46.19863], [33.91549, 46.15938], [34.05272, 46.10838], [34.07311, 46.11769], [34.12929, 46.10494], [34.181, 46.06804], [34.25111, 46.0532], [34.33912, 46.06114], [34.41221, 46.00245], [34.44155, 45.95995], [34.48729, 45.94267], [34.52011, 45.95097], [34.55889, 45.99347], [34.60861, 45.99347], [34.66679, 45.97136], [34.75479, 45.90705], [34.80153, 45.90047], [34.79905, 45.81009], [34.96015, 45.75634], [35.23066, 45.79231], [37.62608, 46.82615], [38.12112, 46.86078], [38.3384, 46.98085], [38.22955, 47.12069], [38.23049, 47.2324], [38.32112, 47.2585], [38.33074, 47.30508], [38.22225, 47.30788], [38.28954, 47.39255], [38.28679, 47.53552], [38.35062, 47.61631], [38.76379, 47.69346], [38.79628, 47.81109], [38.87979, 47.87719], [39.73935, 47.82876], [39.82213, 47.96396], [39.77544, 48.04206], [39.88256, 48.04482], [39.83724, 48.06501], [39.94847, 48.22811], [40.00752, 48.22445], [39.99241, 48.31768], [39.97325, 48.31399], [39.9693, 48.29904], [39.95248, 48.29972], [39.91465, 48.26743], [39.90041, 48.3049], [39.84273, 48.30947], [39.84136, 48.33321], [39.94847, 48.35055], [39.88794, 48.44226], [39.86196, 48.46633], [39.84548, 48.57821], [39.79764, 48.58668], [39.67226, 48.59368], [39.71765, 48.68673], [39.73104, 48.7325], [39.79466, 48.83739], [39.97182, 48.79398], [40.08168, 48.87443], [40.03636, 48.91957], [39.98967, 48.86901], [39.78368, 48.91596], [39.74874, 48.98675], [39.72649, 48.9754], [39.71353, 48.98959], [39.6683, 48.99454], [39.6836, 49.05121], [39.93437, 49.05709], [40.01988, 49.1761], [40.22176, 49.25683], [40.18331, 49.34996], [40.14912, 49.37681], [40.1141, 49.38798], [40.03087, 49.45452], [40.03636, 49.52321], [40.16683, 49.56865], [40.13249, 49.61672], [39.84548, 49.56064], [39.65047, 49.61761], [39.59142, 49.73758], [39.44496, 49.76067], [39.27968, 49.75976], [39.1808, 49.88911], [38.9391, 49.79524], [38.90477, 49.86787], [38.73311, 49.90238], [38.68677, 50.00904], [38.65688, 49.97176], [38.35408, 50.00664], [38.32524, 50.08866], [38.18517, 50.08161], [38.21675, 49.98104], [38.02999, 49.90592], [38.02999, 49.94482], [37.90776, 50.04194], [37.79515, 50.08425], [37.75807, 50.07896], [37.61113, 50.21976], [37.62879, 50.24481], [37.62486, 50.29966], [37.47243, 50.36277], [37.48204, 50.46079], [37.08468, 50.34935], [36.91762, 50.34963], [36.69377, 50.26982], [36.64571, 50.218], [36.56655, 50.2413], [36.58371, 50.28563], [36.47817, 50.31457], [36.30101, 50.29088], [36.20763, 50.3943], [36.06893, 50.45205], [35.8926, 50.43829], [35.80388, 50.41356], [35.73659, 50.35489], [35.61711, 50.35707], [35.58003, 50.45117], [35.47463, 50.49247], [35.39464, 50.64751], [35.48116, 50.66405], [35.47704, 50.77274], [35.41367, 50.80227], [35.39307, 50.92145], [35.32598, 50.94524], [35.40837, 51.04119], [35.31774, 51.08434], [35.20375, 51.04723], [35.12685, 51.16191], [35.14058, 51.23162], [34.97304, 51.2342], [34.82472, 51.17483], [34.6874, 51.18], [34.6613, 51.25053], [34.38802, 51.2746], [34.31661, 51.23936], [34.23009, 51.26429], [34.33446, 51.363], [34.22048, 51.4187], [34.30562, 51.5205], [34.17599, 51.63253], [34.07765, 51.67065], [34.42922, 51.72852], [34.41136, 51.82793], [34.09413, 52.00835], [34.11199, 52.14087], [34.05239, 52.20132], [33.78789, 52.37204], [33.55718, 52.30324], [33.48027, 52.31499], [33.51323, 52.35779], [33.18913, 52.3754], [32.89937, 52.2461], [32.85405, 52.27888], [32.69475, 52.25535], [32.54781, 52.32423], [32.3528, 52.32842], [32.38988, 52.24946], [32.33083, 52.23685], [32.34044, 52.1434], [32.2777, 52.10266], [32.23331, 52.08085], [32.08813, 52.03319], [31.92159, 52.05144], [31.96141, 52.08015], [31.85018, 52.11305], [31.81722, 52.09955], [31.7822, 52.11406], [31.38326, 52.12991], [31.25142, 52.04131], [31.13332, 52.1004], [30.95589, 52.07775], [30.90897, 52.00699], [30.76443, 51.89739], [30.68804, 51.82806], [30.51946, 51.59649], [30.64992, 51.35014], [30.56203, 51.25655], [30.36153, 51.33984], [30.34642, 51.42555], [30.17888, 51.51025], [29.77376, 51.4461], [29.7408, 51.53417], [29.54372, 51.48372], [29.49773, 51.39814], [29.42357, 51.4187], [29.32881, 51.37843], [29.25191, 51.49828], [29.25603, 51.57089], [29.20659, 51.56918], [29.16402, 51.64679], [29.1187, 51.65872], [28.99098, 51.56833], [28.95528, 51.59222], [28.81795, 51.55552], [28.76027, 51.48802], [28.78224, 51.45294], [28.75615, 51.41442], [28.73143, 51.46236], [28.69161, 51.44695], [28.64429, 51.5664], [28.47051, 51.59734], [28.37592, 51.54505], [28.23452, 51.66988], [28.10658, 51.57857], [27.95827, 51.56065], [27.91844, 51.61952], [27.85253, 51.62293], [27.76052, 51.47604], [27.67125, 51.50854], [27.71932, 51.60672], [27.55727, 51.63486], [27.51058, 51.5854], [27.47212, 51.61184], [27.24828, 51.60161], [27.26613, 51.65957], [27.20948, 51.66713], [27.20602, 51.77291], [26.99422, 51.76933], [26.9489, 51.73788], [26.80043, 51.75777], [26.69759, 51.82284], [26.46962, 51.80501], [26.39367, 51.87315], [26.19084, 51.86781], [26.00408, 51.92967], [25.83217, 51.92587], [25.80574, 51.94556], [25.73673, 51.91973], [25.46163, 51.92205], [25.20228, 51.97143], [24.98784, 51.91273], [24.37123, 51.88222], [24.29021, 51.80841], [24.3163, 51.75063], [24.13075, 51.66979], [23.99907, 51.58369], [23.8741, 51.59734], [23.91118, 51.63316], [23.7766, 51.66809], [23.60906, 51.62122], [23.6736, 51.50255], [23.62751, 51.50512], [23.69905, 51.40871], [23.63858, 51.32182], [23.80678, 51.18405], [23.90376, 51.07697], [23.92217, 51.00836], [24.04576, 50.90196], [24.14524, 50.86128], [24.0952, 50.83262], [23.99254, 50.83847], [23.95925, 50.79271], [24.0595, 50.71625], [24.0996, 50.60752], [24.07048, 50.5071], [24.03668, 50.44507], [23.99563, 50.41289], [23.79445, 50.40481], [23.71382, 50.38248], [23.67635, 50.33385], [23.28221, 50.0957], [22.99329, 49.84249], [22.83179, 49.69875], [22.80261, 49.69098], [22.78304, 49.65543], [22.64534, 49.53094], [22.69444, 49.49378], [22.748, 49.32759], [22.72009, 49.20288], [22.86336, 49.10513], [22.89122, 49.00725], [22.56155, 49.08865], [22.54338, 49.01424], [22.48296, 48.99172], [22.42934, 48.92857], [22.34151, 48.68893], [22.21379, 48.6218], [22.16023, 48.56548], [22.14689, 48.4005], [22.2083, 48.42534], [22.38133, 48.23726], [22.49806, 48.25189], [22.59007, 48.15121], [22.58733, 48.10813], [22.66835, 48.09162], [22.73427, 48.12005], [22.81804, 48.11363], [22.87847, 48.04665], [22.84276, 47.98602], [22.89849, 47.95851], [22.94301, 47.96672], [22.92241, 48.02002], [23.0158, 47.99338], [23.08858, 48.00716], [23.1133, 48.08061], [23.15999, 48.12188], [23.27397, 48.08245], [23.33577, 48.0237], [23.4979, 47.96858], [23.52803, 48.01818], [23.5653, 48.00499], [23.63894, 48.00293], [23.66262, 47.98786], [23.75188, 47.99705], [23.80904, 47.98142], [23.8602, 47.9329], [23.89352, 47.94512], [23.94192, 47.94868], [23.96337, 47.96672], [23.98553, 47.96076], [24.00801, 47.968], [24.02999, 47.95087], [24.06466, 47.95317], [24.11281, 47.91487], [24.22566, 47.90231], [24.34926, 47.9244], [24.43578, 47.97131], [24.61994, 47.95062], [24.70632, 47.84428], [24.81893, 47.82031], [24.88896, 47.7234], [25.11144, 47.75203], [25.23778, 47.89403], [25.63878, 47.94924], [25.77723, 47.93919], [26.05901, 47.9897], [26.17711, 47.99246], [26.33504, 48.18418], [26.55202, 48.22445], [26.62823, 48.25804], [26.6839, 48.35828], [26.79239, 48.29071], [26.82809, 48.31629], [26.71274, 48.40388], [26.85556, 48.41095], [26.93384, 48.36558], [27.03821, 48.37653], [27.0231, 48.42485], [27.08078, 48.43214], [27.13434, 48.37288], [27.27855, 48.37534], [27.32159, 48.4434], [27.37604, 48.44398], [27.37741, 48.41026], [27.44333, 48.41209], [27.46942, 48.454], [27.5889, 48.49224], [27.59027, 48.46311], [27.6658, 48.44034], [27.74422, 48.45926], [27.79225, 48.44244], [27.81902, 48.41874], [27.87533, 48.4037], [27.88391, 48.36699], [27.95883, 48.32368], [28.04527, 48.32661], [28.09873, 48.3124], [28.07504, 48.23494], [28.17666, 48.25963], [28.19314, 48.20749], [28.2856, 48.23202], [28.32508, 48.23384], [28.35519, 48.24957], [28.36996, 48.20543], [28.34912, 48.1787], [28.30586, 48.1597], [28.30609, 48.14018], [28.34009, 48.13147], [28.38712, 48.17567], [28.43701, 48.15832], [28.42454, 48.12047], [28.48428, 48.0737], [28.53921, 48.17453], [28.69896, 48.13106], [28.85232, 48.12506], [28.8414, 48.03392], [28.9306, 47.96255], [29.1723, 47.99013], [29.19839, 47.89261], [29.27804, 47.88893], [29.20663, 47.80367], [29.27255, 47.79953], [29.22242, 47.73607], [29.22414, 47.60012], [29.11743, 47.55001], [29.18603, 47.43387], [29.3261, 47.44664], [29.39889, 47.30179], [29.47854, 47.30366], [29.48678, 47.36043], [29.5733, 47.36508], [29.59665, 47.25521], [29.54996, 47.24962], [29.57696, 47.13581], [29.49732, 47.12878], [29.53044, 47.07851], [29.61038, 47.09932], [29.62137, 47.05069], [29.57056, 46.94766], [29.72986, 46.92234], [29.75458, 46.8604], [29.87405, 46.88199], [29.98814, 46.82358], [29.94522, 46.80055], [29.9743, 46.75325], [29.94409, 46.56002], [29.88916, 46.54302], [30.02511, 46.45132], [30.16794, 46.40967], [30.09103, 46.38694], [29.94114, 46.40114], [29.88329, 46.35851], [29.74496, 46.45605], [29.66359, 46.4215], [29.6763, 46.36041], [29.5939, 46.35472], [29.49914, 46.45889], [29.35357, 46.49505], [29.24886, 46.37912], [29.23547, 46.55435], [29.02409, 46.49582], [29.01241, 46.46177], [28.9306, 46.45699], [29.004, 46.31495], [28.98478, 46.31803], [28.94953, 46.25852], [29.06656, 46.19716], [28.94643, 46.09176], [29.00613, 46.04962], [28.98004, 46.00385], [28.74383, 45.96664], [28.78503, 45.83475], [28.69852, 45.81753], [28.70401, 45.78019], [28.52823, 45.73803], [28.47879, 45.66994], [28.51587, 45.6613], [28.54196, 45.58062], [28.49252, 45.56716], [28.51449, 45.49982], [28.43072, 45.48538], [28.41836, 45.51715], [28.30201, 45.54744], [28.21139, 45.46895], [28.28504, 45.43907], [28.34554, 45.32102], [28.5735, 45.24759], [28.71358, 45.22631], [28.78911, 45.24179], [28.81383, 45.3384], [28.94292, 45.28045], [28.96077, 45.33164], [29.24779, 45.43388], [29.42632, 45.44545], [29.59798, 45.38857], [29.68175, 45.26885], [29.65428, 45.25629], [29.69272, 45.19227], [30.04414, 45.08461], [31.62627, 45.50633], [33.54017, 46.0123], [33.59087, 46.06013], [33.57318, 46.10317]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "UG",
+           iso1A3: "UGA",
+           iso1N3: "800",
+           wikidata: "Q1036",
+           nameEn: "Uganda",
+           groups: ["014", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["256"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[33.93107, -0.99298], [33.9264, -0.54188], [33.98449, -0.13079], [33.90936, 0.10581], [34.10067, 0.36372], [34.08727, 0.44713], [34.11408, 0.48884], [34.13493, 0.58118], [34.20196, 0.62289], [34.27345, 0.63182], [34.31516, 0.75693], [34.40041, 0.80266], [34.43349, 0.85254], [34.52369, 1.10692], [34.57427, 1.09868], [34.58029, 1.14712], [34.67562, 1.21265], [34.80223, 1.22754], [34.82606, 1.26626], [34.82606, 1.30944], [34.7918, 1.36752], [34.87819, 1.5596], [34.92734, 1.56109], [34.9899, 1.6668], [34.98692, 1.97348], [34.90947, 2.42447], [34.95267, 2.47209], [34.77244, 2.70272], [34.78137, 2.76223], [34.73967, 2.85447], [34.65774, 2.8753], [34.60114, 2.93034], [34.56242, 3.11478], [34.45815, 3.18319], [34.40006, 3.37949], [34.41794, 3.44342], [34.39112, 3.48802], [34.44922, 3.51627], [34.45815, 3.67385], [34.15429, 3.80464], [34.06046, 4.15235], [33.9873, 4.23316], [33.51264, 3.75068], [33.18356, 3.77812], [33.02852, 3.89296], [32.89746, 3.81339], [32.72021, 3.77327], [32.41337, 3.748], [32.20782, 3.6053], [32.19888, 3.50867], [32.08866, 3.53543], [32.08491, 3.56287], [32.05187, 3.589], [31.95907, 3.57408], [31.96205, 3.6499], [31.86821, 3.78664], [31.81459, 3.82083], [31.72075, 3.74354], [31.50776, 3.63652], [31.50478, 3.67814], [31.29476, 3.8015], [31.16666, 3.79853], [30.97601, 3.693], [30.85153, 3.48867], [30.94081, 3.50847], [30.93486, 3.40737], [30.84251, 3.26908], [30.77101, 3.04897], [30.8574, 2.9508], [30.8857, 2.83923], [30.75612, 2.5863], [30.74271, 2.43601], [30.83059, 2.42559], [30.91102, 2.33332], [30.96911, 2.41071], [31.06593, 2.35862], [31.07934, 2.30207], [31.12104, 2.27676], [31.1985, 2.29462], [31.20148, 2.2217], [31.28042, 2.17853], [31.30127, 2.11006], [30.48503, 1.21675], [30.24671, 1.14974], [30.22139, 0.99635], [30.1484, 0.89805], [29.98307, 0.84295], [29.95477, 0.64486], [29.97413, 0.52124], [29.87284, 0.39166], [29.81922, 0.16824], [29.77454, 0.16675], [29.7224, 0.07291], [29.72687, -0.08051], [29.65091, -0.46777], [29.67474, -0.47969], [29.67176, -0.55714], [29.62708, -0.71055], [29.63006, -0.8997], [29.58388, -0.89821], [29.59061, -1.39016], [29.82657, -1.31187], [29.912, -1.48269], [30.16369, -1.34303], [30.35212, -1.06896], [30.47194, -1.0555], [30.64166, -1.06601], [30.70631, -1.01175], [30.76635, -0.9852], [30.80408, -0.99911], [33.93107, -0.99298]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "UM",
+           iso1A3: "UMI",
+           iso1N3: "581",
+           wikidata: "Q16645",
+           nameEn: "United States Minor Outlying Islands",
+           country: "US"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "UN",
+           wikidata: "Q1065",
+           nameEn: "United Nations",
+           level: "unitedNations",
+           isoStatus: "excRes"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "US",
+           iso1A3: "USA",
+           iso1N3: "840",
+           wikidata: "Q30",
+           nameEn: "United States of America"
+         },
+         geometry: null
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "UY",
+           iso1A3: "URY",
+           iso1N3: "858",
+           wikidata: "Q77",
+           nameEn: "Uruguay",
+           groups: ["005", "419", "019", "UN"],
+           callingCodes: ["598"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-57.65132, -30.19229], [-57.61478, -30.25165], [-57.64859, -30.35095], [-57.89115, -30.49572], [-57.8024, -30.77193], [-57.89476, -30.95994], [-57.86729, -31.06352], [-57.9908, -31.34924], [-57.98127, -31.3872], [-58.07569, -31.44916], [-58.0023, -31.53084], [-58.00076, -31.65016], [-58.20252, -31.86966], [-58.10036, -32.25338], [-58.22362, -32.52416], [-58.1224, -32.98842], [-58.40475, -33.11777], [-58.44442, -33.84033], [-58.34425, -34.15035], [-57.83001, -34.69099], [-54.78916, -36.21945], [-52.83257, -34.01481], [-53.37138, -33.74313], [-53.39593, -33.75169], [-53.44031, -33.69344], [-53.52794, -33.68908], [-53.53459, -33.16843], [-53.1111, -32.71147], [-53.37671, -32.57005], [-53.39572, -32.58596], [-53.76024, -32.0751], [-54.17384, -31.86168], [-55.50821, -30.91349], [-55.50841, -30.9027], [-55.51862, -30.89828], [-55.52712, -30.89997], [-55.53276, -30.90218], [-55.53431, -30.89714], [-55.54572, -30.89051], [-55.55218, -30.88193], [-55.55373, -30.8732], [-55.5634, -30.8686], [-55.58866, -30.84117], [-55.87388, -31.05053], [-56.4619, -30.38457], [-56.4795, -30.3899], [-56.49267, -30.39471], [-56.90236, -30.02578], [-57.22502, -30.26121], [-57.65132, -30.19229]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "UZ",
+           iso1A3: "UZB",
+           iso1N3: "860",
+           wikidata: "Q265",
+           nameEn: "Uzbekistan",
+           groups: ["143", "142", "UN"],
+           callingCodes: ["998"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[65.85194, 42.85481], [65.53277, 43.31856], [65.18666, 43.48835], [64.96464, 43.74748], [64.53885, 43.56941], [63.34656, 43.64003], [62.01711, 43.51008], [61.01475, 44.41383], [58.59711, 45.58671], [55.97842, 44.99622], [55.97832, 44.99622], [55.97822, 44.99617], [55.97811, 44.99617], [55.97801, 44.99612], [55.97801, 44.99607], [55.97791, 44.99607], [55.9778, 44.99607], [55.9777, 44.99601], [55.9777, 44.99596], [55.9776, 44.99591], [55.97749, 44.99591], [55.97739, 44.99591], [55.97739, 44.99586], [55.97729, 44.99586], [55.97718, 44.99581], [55.97708, 44.99576], [55.97698, 44.9957], [55.97698, 44.99565], [55.97687, 44.9956], [55.97677, 44.9956], [55.97677, 44.99555], [55.97677, 44.9955], [55.97667, 44.99545], [55.97656, 44.99539], [55.97646, 44.99534], [55.97646, 44.99529], [55.97636, 44.99524], [55.97636, 44.99519], [55.97625, 44.99514], [55.97615, 44.99508], [55.97615, 44.99503], [55.97615, 44.99498], [55.97615, 44.99493], [55.97615, 44.99483], [55.97615, 44.99477], [55.97605, 44.99477], [55.97605, 44.99467], [55.97605, 44.99462], [55.97605, 44.99457], [55.97605, 44.99452], [55.97594, 44.99446], [55.97584, 44.99441], [55.97584, 44.99436], [55.97584, 44.99431], [55.97584, 44.99426], [55.97584, 44.99421], [55.97584, 44.99415], [55.97584, 44.99405], [55.97584, 44.994], [55.97584, 44.9939], [55.97584, 44.99384], [55.97584, 44.99374], [55.97584, 44.99369], [55.97584, 44.99359], [55.97584, 44.99353], [55.97584, 44.99348], [55.97584, 44.99343], [55.97584, 44.99338], [55.97584, 44.99328], [55.97584, 44.99322], [56.00314, 41.32584], [57.03423, 41.25435], [57.13796, 41.36625], [57.03359, 41.41777], [56.96218, 41.80383], [57.03633, 41.92043], [57.30275, 42.14076], [57.6296, 42.16519], [57.84932, 42.18555], [57.92897, 42.24047], [57.90975, 42.4374], [57.99214, 42.50021], [58.3492, 42.43335], [58.40688, 42.29535], [58.51674, 42.30348], [58.29427, 42.56497], [58.14321, 42.62159], [58.27504, 42.69632], [58.57991, 42.64988], [58.6266, 42.79314], [58.93422, 42.5407], [59.17317, 42.52248], [59.2955, 42.37064], [59.4341, 42.29738], [59.94633, 42.27655], [60.00539, 42.212], [59.96419, 42.1428], [60.04659, 42.08982], [60.0356, 42.01028], [59.95046, 41.97966], [60.33223, 41.75058], [60.08504, 41.80997], [60.06032, 41.76287], [60.18117, 41.60082], [60.06581, 41.4363], [60.5078, 41.21694], [61.03261, 41.25691], [61.22212, 41.14946], [61.33199, 41.14946], [61.39732, 41.19873], [61.4446, 41.29407], [61.87856, 41.12257], [62.11751, 40.58242], [62.34273, 40.43206], [62.43337, 39.98528], [63.6913, 39.27666], [63.70778, 39.22349], [64.19086, 38.95561], [64.32576, 38.98691], [65.55873, 38.29052], [65.83913, 38.25733], [66.24013, 38.16238], [66.41042, 38.02403], [66.56697, 38.0435], [66.67684, 37.96776], [66.53676, 37.80084], [66.52852, 37.58568], [66.65761, 37.45497], [66.52303, 37.39827], [66.55743, 37.35409], [66.64699, 37.32958], [66.95598, 37.40162], [67.08232, 37.35469], [67.13039, 37.27168], [67.2224, 37.24545], [67.2581, 37.17216], [67.51868, 37.26102], [67.78329, 37.1834], [67.8474, 37.31594], [67.81566, 37.43107], [68.12635, 37.93], [68.27159, 37.91477], [68.40343, 38.19484], [68.13289, 38.40822], [68.06274, 38.39435], [68.11366, 38.47169], [68.05873, 38.56087], [68.0807, 38.64136], [68.05598, 38.71641], [68.12877, 38.73677], [68.06948, 38.82115], [68.19743, 38.85985], [68.09704, 39.02589], [67.68915, 39.00775], [67.67833, 39.14479], [67.33226, 39.23739], [67.36522, 39.31287], [67.45998, 39.315], [67.46822, 39.46146], [67.39681, 39.52505], [67.46547, 39.53564], [67.44899, 39.57799], [67.62889, 39.60234], [67.70992, 39.66156], [68.12053, 39.56317], [68.54166, 39.53929], [68.61972, 39.68905], [68.63071, 39.85265], [68.88889, 39.87163], [68.93695, 39.91167], [68.84906, 40.04952], [68.96579, 40.06949], [69.01935, 40.11466], [69.01523, 40.15771], [68.62796, 40.07789], [68.52771, 40.11676], [68.5332, 40.14826], [68.77902, 40.20492], [68.79276, 40.17555], [68.84357, 40.18604], [68.85832, 40.20885], [69.04544, 40.22904], [69.15659, 40.2162], [69.2074, 40.21488], [69.30448, 40.18774], [69.30104, 40.24502], [69.25229, 40.26362], [69.24817, 40.30357], [69.30808, 40.2821], [69.32833, 40.29794], [69.33794, 40.34819], [69.30774, 40.36102], [69.28525, 40.41894], [69.27066, 40.49274], [69.21063, 40.54469], [69.2643, 40.57506], [69.3455, 40.57988], [69.32834, 40.70233], [69.38327, 40.7918], [69.53021, 40.77621], [69.59441, 40.70181], [69.69434, 40.62615], [70.36655, 40.90296], [70.38028, 41.02014], [70.45251, 41.04438], [70.80009, 40.72825], [70.49871, 40.52503], [70.32626, 40.45174], [70.37511, 40.38605], [70.57149, 40.3442], [70.56394, 40.26421], [70.62342, 40.17396], [70.8607, 40.217], [70.9818, 40.22392], [70.95789, 40.28761], [71.05901, 40.28765], [71.13042, 40.34106], [71.36663, 40.31593], [71.4246, 40.28619], [71.51215, 40.26943], [71.51549, 40.22986], [71.61725, 40.20615], [71.61931, 40.26775], [71.68386, 40.26984], [71.70569, 40.20391], [71.69621, 40.18492], [71.71719, 40.17886], [71.73054, 40.14818], [71.82646, 40.21872], [71.85002, 40.25647], [72.05464, 40.27586], [71.96401, 40.31907], [72.18648, 40.49893], [72.24368, 40.46091], [72.40346, 40.4007], [72.44191, 40.48222], [72.41513, 40.50856], [72.38384, 40.51535], [72.41714, 40.55736], [72.34406, 40.60144], [72.40517, 40.61917], [72.47795, 40.5532], [72.66713, 40.5219], [72.66713, 40.59076], [72.69579, 40.59778], [72.73995, 40.58409], [72.74768, 40.58051], [72.74862, 40.57131], [72.75982, 40.57273], [72.74894, 40.59592], [72.74866, 40.60873], [72.80137, 40.67856], [72.84754, 40.67229], [72.85372, 40.7116], [72.8722, 40.71111], [72.93296, 40.73089], [72.99133, 40.76457], [73.0612, 40.76678], [73.13412, 40.79122], [73.13267, 40.83512], [73.01869, 40.84681], [72.94454, 40.8094], [72.84291, 40.85512], [72.68157, 40.84942], [72.59136, 40.86947], [72.55109, 40.96046], [72.48742, 40.97136], [72.45206, 41.03018], [72.38511, 41.02785], [72.36138, 41.04384], [72.34757, 41.06104], [72.34026, 41.04539], [72.324, 41.03381], [72.18339, 40.99571], [72.17594, 41.02377], [72.21061, 41.05607], [72.1792, 41.10621], [72.14864, 41.13363], [72.17594, 41.15522], [72.16433, 41.16483], [72.10745, 41.15483], [72.07249, 41.11739], [71.85964, 41.19081], [71.91457, 41.2982], [71.83914, 41.3546], [71.76625, 41.4466], [71.71132, 41.43012], [71.73054, 41.54713], [71.65914, 41.49599], [71.6787, 41.42111], [71.57227, 41.29175], [71.46688, 41.31883], [71.43814, 41.19644], [71.46148, 41.13958], [71.40198, 41.09436], [71.34877, 41.16807], [71.27187, 41.11015], [71.25813, 41.18796], [71.11806, 41.15359], [71.02193, 41.19494], [70.9615, 41.16393], [70.86263, 41.23833], [70.77885, 41.24813], [70.78572, 41.36419], [70.67586, 41.47953], [70.48909, 41.40335], [70.17682, 41.5455], [70.69777, 41.92554], [71.28719, 42.18033], [71.13263, 42.28356], [70.94483, 42.26238], [69.49545, 41.545], [69.45751, 41.56863], [69.39485, 41.51518], [69.45081, 41.46246], [69.37468, 41.46555], [69.35554, 41.47211], [69.29778, 41.43673], [69.25059, 41.46693], [69.23332, 41.45847], [69.22671, 41.46298], [69.20439, 41.45391], [69.18528, 41.45175], [69.17701, 41.43769], [69.15137, 41.43078], [69.05006, 41.36183], [69.01308, 41.22804], [68.7217, 41.05025], [68.73945, 40.96989], [68.65662, 40.93861], [68.62221, 41.03019], [68.49983, 40.99669], [68.58444, 40.91447], [68.63, 40.59358], [68.49983, 40.56437], [67.96736, 40.83798], [68.1271, 41.0324], [68.08273, 41.08148], [67.98511, 41.02794], [67.9644, 41.14611], [66.69129, 41.1311], [66.53302, 41.87388], [66.00546, 41.94455], [66.09482, 42.93426], [65.85194, 42.85481]], [[70.68112, 40.90612], [70.6721, 40.90555], [70.57501, 40.98941], [70.54223, 40.98787], [70.56077, 41.00642], [70.6158, 40.97661], [70.68112, 40.90612]]], [[[71.21139, 40.03369], [71.12218, 40.03052], [71.06305, 40.1771], [71.00236, 40.18154], [71.01035, 40.05481], [71.11037, 40.01984], [71.11668, 39.99291], [71.09063, 39.99], [71.10501, 39.95568], [71.04979, 39.89808], [71.10531, 39.91354], [71.16101, 39.88423], [71.23067, 39.93581], [71.1427, 39.95026], [71.21139, 40.03369]]], [[[71.86463, 39.98598], [71.78838, 40.01404], [71.71511, 39.96348], [71.7504, 39.93701], [71.84316, 39.95582], [71.86463, 39.98598]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "VA",
+           iso1A3: "VAT",
+           iso1N3: "336",
+           wikidata: "Q237",
+           nameEn: "Vatican City",
+           aliases: ["Holy See"],
+           groups: ["039", "150"],
+           callingCodes: ["379", "39 06"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[12.45181, 41.90056], [12.45446, 41.90028], [12.45435, 41.90143], [12.45626, 41.90172], [12.45691, 41.90125], [12.4577, 41.90115], [12.45834, 41.90174], [12.45826, 41.90281], [12.45755, 41.9033], [12.45762, 41.9058], [12.45561, 41.90629], [12.45543, 41.90738], [12.45091, 41.90625], [12.44984, 41.90545], [12.44815, 41.90326], [12.44582, 41.90194], [12.44834, 41.90095], [12.45181, 41.90056]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "VC",
+           iso1A3: "VCT",
+           iso1N3: "670",
+           wikidata: "Q757",
+           nameEn: "St. Vincent and the Grenadines",
+           aliases: ["WV"],
+           groups: ["029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           callingCodes: ["1 784"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-62.64026, 12.69984], [-59.94058, 12.34011], [-61.69315, 14.26451], [-62.64026, 12.69984]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "VE",
+           iso1A3: "VEN",
+           iso1N3: "862",
+           wikidata: "Q717",
+           nameEn: "Venezuela",
+           aliases: ["YV"],
+           groups: ["005", "419", "019", "UN"],
+           callingCodes: ["58"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-71.22331, 13.01387], [-70.92579, 11.96275], [-71.3275, 11.85], [-71.9675, 11.65536], [-72.24983, 11.14138], [-72.4767, 11.1117], [-72.88002, 10.44309], [-72.98085, 9.85253], [-73.36905, 9.16636], [-73.02119, 9.27584], [-72.94052, 9.10663], [-72.77415, 9.10165], [-72.65474, 8.61428], [-72.4042, 8.36513], [-72.36987, 8.19976], [-72.35163, 8.01163], [-72.39137, 8.03534], [-72.47213, 7.96106], [-72.48801, 7.94329], [-72.48183, 7.92909], [-72.47042, 7.92306], [-72.45806, 7.91141], [-72.46183, 7.90682], [-72.44454, 7.86031], [-72.46763, 7.79518], [-72.47827, 7.65604], [-72.45321, 7.57232], [-72.47415, 7.48928], [-72.43132, 7.40034], [-72.19437, 7.37034], [-72.04895, 7.03837], [-71.82441, 7.04314], [-71.44118, 7.02116], [-71.42212, 7.03854], [-71.37234, 7.01588], [-71.03941, 6.98163], [-70.7596, 7.09799], [-70.10716, 6.96516], [-69.41843, 6.1072], [-67.60654, 6.2891], [-67.4625, 6.20625], [-67.43513, 5.98835], [-67.58558, 5.84537], [-67.63914, 5.64963], [-67.59141, 5.5369], [-67.83341, 5.31104], [-67.85358, 4.53249], [-67.62671, 3.74303], [-67.50067, 3.75812], [-67.30945, 3.38393], [-67.85862, 2.86727], [-67.85862, 2.79173], [-67.65696, 2.81691], [-67.21967, 2.35778], [-66.85795, 1.22998], [-66.28507, 0.74585], [-65.6727, 1.01353], [-65.50158, 0.92086], [-65.57288, 0.62856], [-65.11657, 1.12046], [-64.38932, 1.5125], [-64.34654, 1.35569], [-64.08274, 1.64792], [-64.06135, 1.94722], [-63.39827, 2.16098], [-63.39114, 2.4317], [-64.0257, 2.48156], [-64.02908, 2.79797], [-64.48379, 3.7879], [-64.84028, 4.24665], [-64.72977, 4.28931], [-64.57648, 4.12576], [-64.14512, 4.12932], [-63.99183, 3.90172], [-63.86082, 3.94796], [-63.70218, 3.91417], [-63.67099, 4.01731], [-63.50611, 3.83592], [-63.42233, 3.89995], [-63.4464, 3.9693], [-63.21111, 3.96219], [-62.98296, 3.59935], [-62.7655, 3.73099], [-62.74411, 4.03331], [-62.57656, 4.04754], [-62.44822, 4.18621], [-62.13094, 4.08309], [-61.54629, 4.2822], [-61.48569, 4.43149], [-61.29675, 4.44216], [-61.31457, 4.54167], [-61.15703, 4.49839], [-60.98303, 4.54167], [-60.86539, 4.70512], [-60.5802, 4.94312], [-60.73204, 5.20931], [-61.4041, 5.95304], [-61.15058, 6.19558], [-61.20762, 6.58174], [-61.13632, 6.70922], [-60.54873, 6.8631], [-60.39419, 6.94847], [-60.28074, 7.1162], [-60.44116, 7.20817], [-60.54098, 7.14804], [-60.63367, 7.25061], [-60.59802, 7.33194], [-60.71923, 7.55817], [-60.64793, 7.56877], [-60.51959, 7.83373], [-60.38056, 7.8302], [-60.02407, 8.04557], [-59.97059, 8.20791], [-59.83156, 8.23261], [-59.80661, 8.28906], [-59.85562, 8.35213], [-59.98508, 8.53046], [-59.54058, 8.6862], [-60.89962, 9.81445], [-62.08693, 10.04435], [-61.62505, 11.18974], [-63.73917, 11.92623], [-63.19938, 16.44103], [-67.89186, 12.4116], [-68.01417, 11.77722], [-68.33524, 11.78151], [-68.99639, 11.79035], [-71.22331, 13.01387]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "VG",
+           iso1A3: "VGB",
+           iso1N3: "092",
+           wikidata: "Q25305",
+           nameEn: "British Virgin Islands",
+           country: "GB",
+           groups: ["BOTS", "029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1 284"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-64.47127, 17.55688], [-63.88746, 19.15706], [-65.02435, 18.73231], [-64.86027, 18.39056], [-64.64673, 18.36549], [-64.47127, 17.55688]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "VI",
+           iso1A3: "VIR",
+           iso1N3: "850",
+           wikidata: "Q11703",
+           nameEn: "United States Virgin Islands",
+           aliases: ["US-VI"],
+           country: "US",
+           groups: ["Q1352230", "029", "003", "419", "019", "UN"],
+           driveSide: "left",
+           roadSpeedUnit: "mph",
+           roadHeightUnit: "ft",
+           callingCodes: ["1 340"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-65.02435, 18.73231], [-65.27974, 17.56928], [-64.47127, 17.55688], [-64.64673, 18.36549], [-64.86027, 18.39056], [-65.02435, 18.73231]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "VN",
+           iso1A3: "VNM",
+           iso1N3: "704",
+           wikidata: "Q881",
+           nameEn: "Vietnam",
+           groups: ["035", "142", "UN"],
+           callingCodes: ["84"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[108.10003, 21.47338], [108.0569, 21.53604], [108.02926, 21.54997], [107.97932, 21.54503], [107.97383, 21.53961], [107.97074, 21.54072], [107.96774, 21.53601], [107.95232, 21.5388], [107.92652, 21.58906], [107.90006, 21.5905], [107.86114, 21.65128], [107.80355, 21.66141], [107.66967, 21.60787], [107.56537, 21.61945], [107.54047, 21.5934], [107.49065, 21.59774], [107.49532, 21.62958], [107.47197, 21.6672], [107.41593, 21.64839], [107.38636, 21.59774], [107.35989, 21.60063], [107.35834, 21.6672], [107.29296, 21.74674], [107.24625, 21.7077], [107.20734, 21.71493], [107.10771, 21.79879], [107.02615, 21.81981], [107.00964, 21.85948], [107.06101, 21.88982], [107.05634, 21.92303], [106.99252, 21.95191], [106.97228, 21.92592], [106.92714, 21.93459], [106.9178, 21.97357], [106.81038, 21.97934], [106.74345, 22.00965], [106.72551, 21.97923], [106.69276, 21.96013], [106.68274, 21.99811], [106.70142, 22.02409], [106.6983, 22.15102], [106.67495, 22.1885], [106.69986, 22.22309], [106.6516, 22.33977], [106.55976, 22.34841], [106.57221, 22.37], [106.55665, 22.46498], [106.58395, 22.474], [106.61269, 22.60301], [106.65316, 22.5757], [106.71698, 22.58432], [106.72321, 22.63606], [106.76293, 22.73491], [106.82404, 22.7881], [106.83685, 22.8098], [106.81271, 22.8226], [106.78422, 22.81532], [106.71128, 22.85982], [106.71387, 22.88296], [106.6734, 22.89587], [106.6516, 22.86862], [106.60179, 22.92884], [106.55976, 22.92311], [106.51306, 22.94891], [106.49749, 22.91164], [106.34961, 22.86718], [106.27022, 22.87722], [106.19705, 22.98475], [106.00179, 22.99049], [105.99568, 22.94178], [105.90119, 22.94168], [105.8726, 22.92756], [105.72382, 23.06641], [105.57594, 23.075], [105.56037, 23.16806], [105.49966, 23.20669], [105.42805, 23.30824], [105.40782, 23.28107], [105.32376, 23.39684], [105.22569, 23.27249], [105.17276, 23.28679], [105.11672, 23.25247], [105.07002, 23.26248], [104.98712, 23.19176], [104.96532, 23.20463], [104.9486, 23.17235], [104.91435, 23.18666], [104.87992, 23.17141], [104.87382, 23.12854], [104.79478, 23.12934], [104.8334, 23.01484], [104.86765, 22.95178], [104.84942, 22.93631], [104.77114, 22.90017], [104.72755, 22.81984], [104.65283, 22.83419], [104.60457, 22.81841], [104.58122, 22.85571], [104.47225, 22.75813], [104.35593, 22.69353], [104.25683, 22.76534], [104.27084, 22.8457], [104.11384, 22.80363], [104.03734, 22.72945], [104.01088, 22.51823], [103.99247, 22.51958], [103.97384, 22.50634], [103.96783, 22.51173], [103.96352, 22.50584], [103.95191, 22.5134], [103.94513, 22.52553], [103.93286, 22.52703], [103.87904, 22.56683], [103.64506, 22.79979], [103.56255, 22.69499], [103.57812, 22.65764], [103.52675, 22.59155], [103.43646, 22.70648], [103.43179, 22.75816], [103.32282, 22.8127], [103.28079, 22.68063], [103.18895, 22.64471], [103.15782, 22.59873], [103.17961, 22.55705], [103.07843, 22.50097], [103.0722, 22.44775], [102.9321, 22.48659], [102.8636, 22.60735], [102.60675, 22.73376], [102.57095, 22.7036], [102.51802, 22.77969], [102.46665, 22.77108], [102.42618, 22.69212], [102.38415, 22.67919], [102.41061, 22.64184], [102.25339, 22.4607], [102.26428, 22.41321], [102.16621, 22.43336], [102.14099, 22.40092], [102.18712, 22.30403], [102.51734, 22.02676], [102.49092, 21.99002], [102.62301, 21.91447], [102.67145, 21.65894], [102.74189, 21.66713], [102.82115, 21.73667], [102.81894, 21.83888], [102.85637, 21.84501], [102.86077, 21.71213], [102.97965, 21.74076], [102.98846, 21.58936], [102.86297, 21.4255], [102.94223, 21.46034], [102.88939, 21.3107], [102.80794, 21.25736], [102.89825, 21.24707], [102.97745, 21.05821], [103.03469, 21.05821], [103.12055, 20.89994], [103.21497, 20.89832], [103.38032, 20.79501], [103.45737, 20.82382], [103.68633, 20.66324], [103.73478, 20.6669], [103.82282, 20.8732], [103.98024, 20.91531], [104.11121, 20.96779], [104.27412, 20.91433], [104.63957, 20.6653], [104.38199, 20.47155], [104.40621, 20.3849], [104.47886, 20.37459], [104.66158, 20.47774], [104.72102, 20.40554], [104.62195, 20.36633], [104.61315, 20.24452], [104.86852, 20.14121], [104.91695, 20.15567], [104.9874, 20.09573], [104.8465, 19.91783], [104.8355, 19.80395], [104.68359, 19.72729], [104.64837, 19.62365], [104.53169, 19.61743], [104.41281, 19.70035], [104.23229, 19.70242], [104.06498, 19.66926], [104.05617, 19.61743], [104.10832, 19.51575], [104.06058, 19.43484], [103.87125, 19.31854], [104.5361, 18.97747], [104.64617, 18.85668], [105.12829, 18.70453], [105.19654, 18.64196], [105.1327, 18.58355], [105.10408, 18.43533], [105.15942, 18.38691], [105.38366, 18.15315], [105.46292, 18.22008], [105.64784, 17.96687], [105.60381, 17.89356], [105.76612, 17.67147], [105.85744, 17.63221], [106.09019, 17.36399], [106.18991, 17.28227], [106.24444, 17.24714], [106.29287, 17.3018], [106.31929, 17.20509], [106.43597, 17.01362], [106.50862, 16.9673], [106.55045, 17.0031], [106.54824, 16.92729], [106.51963, 16.92097], [106.52183, 16.87884], [106.55265, 16.86831], [106.55485, 16.68704], [106.59013, 16.62259], [106.58267, 16.6012], [106.61477, 16.60713], [106.66052, 16.56892], [106.65832, 16.47816], [106.74418, 16.41904], [106.84104, 16.55415], [106.88727, 16.52671], [106.88067, 16.43594], [106.96638, 16.34938], [106.97385, 16.30204], [107.02597, 16.31132], [107.09091, 16.3092], [107.15035, 16.26271], [107.14595, 16.17816], [107.25822, 16.13587], [107.33968, 16.05549], [107.44975, 16.08511], [107.46296, 16.01106], [107.39471, 15.88829], [107.34188, 15.89464], [107.21419, 15.83747], [107.21859, 15.74638], [107.27143, 15.71459], [107.27583, 15.62769], [107.34408, 15.62345], [107.3815, 15.49832], [107.50699, 15.48771], [107.53341, 15.40496], [107.62367, 15.42193], [107.60605, 15.37524], [107.62587, 15.2266], [107.58844, 15.20111], [107.61926, 15.13949], [107.61486, 15.0566], [107.46516, 15.00982], [107.48277, 14.93751], [107.59285, 14.87795], [107.51579, 14.79282], [107.54361, 14.69092], [107.55371, 14.628], [107.52102, 14.59034], [107.52569, 14.54665], [107.48521, 14.40346], [107.44941, 14.41552], [107.39493, 14.32655], [107.40427, 14.24509], [107.33577, 14.11832], [107.37158, 14.07906], [107.35757, 14.02319], [107.38247, 13.99147], [107.44318, 13.99751], [107.46498, 13.91593], [107.45252, 13.78897], [107.53503, 13.73908], [107.61909, 13.52577], [107.62843, 13.3668], [107.49144, 13.01215], [107.49611, 12.88926], [107.55993, 12.7982], [107.5755, 12.52177], [107.55059, 12.36824], [107.4463, 12.29373], [107.42917, 12.24657], [107.34511, 12.33327], [107.15831, 12.27547], [106.99953, 12.08983], [106.92325, 12.06548], [106.79405, 12.0807], [106.70687, 11.96956], [106.4111, 11.97413], [106.4687, 11.86751], [106.44068, 11.86294], [106.44535, 11.8279], [106.41577, 11.76999], [106.45158, 11.68616], [106.44691, 11.66787], [106.37219, 11.69836], [106.30525, 11.67549], [106.26478, 11.72122], [106.18539, 11.75171], [106.13158, 11.73283], [106.06708, 11.77761], [106.02038, 11.77457], [106.00792, 11.7197], [105.95188, 11.63738], [105.88962, 11.67854], [105.8507, 11.66635], [105.80867, 11.60536], [105.81645, 11.56876], [105.87328, 11.55953], [105.88962, 11.43605], [105.86782, 11.28343], [106.10444, 11.07879], [106.1527, 11.10476], [106.1757, 11.07301], [106.20095, 10.97795], [106.14301, 10.98176], [106.18539, 10.79451], [106.06708, 10.8098], [105.94535, 10.9168], [105.93403, 10.83853], [105.84603, 10.85873], [105.86376, 10.89839], [105.77751, 11.03671], [105.50045, 10.94586], [105.42884, 10.96878], [105.34011, 10.86179], [105.11449, 10.96332], [105.08326, 10.95656], [105.02722, 10.89236], [105.09571, 10.72722], [104.95094, 10.64003], [104.87933, 10.52833], [104.59018, 10.53073], [104.49869, 10.4057], [104.47963, 10.43046], [104.43778, 10.42386], [103.99198, 10.48391], [102.47649, 9.66162], [104.81582, 8.03101], [109.55486, 8.10026], [111.60491, 13.57105], [108.00365, 17.98159], [108.10003, 21.47338]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "VU",
+           iso1A3: "VUT",
+           iso1N3: "548",
+           wikidata: "Q686",
+           nameEn: "Vanuatu",
+           groups: ["054", "009", "UN"],
+           callingCodes: ["678"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[156.73836, -14.50464], [174.245, -23.1974], [172.71443, -12.01327], [156.73836, -14.50464]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "WF",
+           iso1A3: "WLF",
+           iso1N3: "876",
+           wikidata: "Q35555",
+           nameEn: "Wallis and Futuna",
+           country: "FR",
+           groups: ["Q1451600", "061", "009", "UN"],
+           callingCodes: ["681"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-178.66551, -14.32452], [-176.76826, -14.95183], [-175.59809, -12.61507], [-178.66551, -14.32452]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "WS",
+           iso1A3: "WSM",
+           iso1N3: "882",
+           wikidata: "Q683",
+           nameEn: "Samoa",
+           groups: ["061", "009", "UN"],
+           driveSide: "left",
+           callingCodes: ["685"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[-173.74402, -14.26669], [-170.99605, -15.1275], [-171.39864, -10.21587], [-173.74402, -14.26669]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "XK",
+           iso1A3: "XKX",
+           wikidata: "Q1246",
+           nameEn: "Kosovo",
+           aliases: ["KV"],
+           groups: ["039", "150"],
+           isoStatus: "usrAssn",
+           callingCodes: ["383"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[21.39045, 42.74888], [21.44047, 42.87276], [21.36941, 42.87397], [21.32974, 42.90424], [21.2719, 42.8994], [21.23534, 42.95523], [21.23877, 43.00848], [21.2041, 43.02277], [21.16734, 42.99694], [21.14465, 43.11089], [21.08952, 43.13471], [21.05378, 43.10707], [21.00749, 43.13984], [20.96287, 43.12416], [20.83727, 43.17842], [20.88685, 43.21697], [20.82145, 43.26769], [20.73811, 43.25068], [20.68688, 43.21335], [20.59929, 43.20492], [20.69515, 43.09641], [20.64557, 43.00826], [20.59929, 43.01067], [20.48692, 42.93208], [20.53484, 42.8885], [20.43734, 42.83157], [20.40594, 42.84853], [20.35692, 42.8335], [20.27869, 42.81945], [20.2539, 42.76245], [20.04898, 42.77701], [20.02088, 42.74789], [20.02915, 42.71147], [20.0969, 42.65559], [20.07761, 42.55582], [20.17127, 42.50469], [20.21797, 42.41237], [20.24399, 42.32168], [20.34479, 42.32656], [20.3819, 42.3029], [20.48857, 42.25444], [20.56955, 42.12097], [20.55633, 42.08173], [20.59434, 42.03879], [20.63069, 41.94913], [20.57946, 41.91593], [20.59524, 41.8818], [20.68523, 41.85318], [20.76786, 41.91839], [20.75464, 42.05229], [21.11491, 42.20794], [21.16614, 42.19815], [21.22728, 42.08909], [21.31983, 42.10993], [21.29913, 42.13954], [21.30496, 42.1418], [21.38428, 42.24465], [21.43882, 42.23609], [21.43882, 42.2789], [21.50823, 42.27156], [21.52145, 42.24465], [21.58992, 42.25915], [21.56772, 42.30946], [21.5264, 42.33634], [21.53467, 42.36809], [21.57021, 42.3647], [21.59029, 42.38042], [21.62887, 42.37664], [21.64209, 42.41081], [21.62556, 42.45106], [21.7035, 42.51899], [21.70522, 42.54176], [21.7327, 42.55041], [21.75672, 42.62695], [21.79413, 42.65923], [21.75025, 42.70125], [21.6626, 42.67813], [21.58755, 42.70418], [21.59154, 42.72643], [21.47498, 42.74695], [21.39045, 42.74888]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "YE",
+           iso1A3: "YEM",
+           iso1N3: "887",
+           wikidata: "Q805",
+           nameEn: "Yemen",
+           groups: ["145", "142", "UN"],
+           callingCodes: ["967"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[57.49095, 8.14549], [52.81185, 17.28568], [52.74267, 17.29519], [52.78009, 17.35124], [52.00311, 19.00083], [49.04884, 18.59899], [48.19996, 18.20584], [47.58351, 17.50366], [47.48245, 17.10808], [47.00571, 16.94765], [46.76494, 17.29151], [46.31018, 17.20464], [44.50126, 17.47475], [43.70631, 17.35762], [43.43005, 17.56148], [43.29185, 17.53224], [43.22533, 17.38343], [43.32653, 17.31179], [43.20156, 17.25901], [43.17787, 17.14717], [43.23967, 17.03428], [43.18233, 17.02673], [43.1813, 16.98438], [43.19328, 16.94703], [43.1398, 16.90696], [43.18338, 16.84852], [43.22012, 16.83932], [43.22956, 16.80613], [43.24801, 16.80613], [43.26303, 16.79479], [43.25857, 16.75304], [43.21325, 16.74416], [43.22066, 16.65179], [43.15274, 16.67248], [43.11601, 16.53166], [42.97215, 16.51093], [42.94351, 16.49467], [42.94625, 16.39721], [42.76801, 16.40371], [42.15205, 16.40211], [40.99158, 15.81743], [43.29075, 12.79154], [43.32909, 12.59711], [43.90659, 12.3823], [51.12877, 12.56479], [57.49095, 8.14549]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "YT",
+           iso1A3: "MYT",
+           iso1N3: "175",
+           wikidata: "Q17063",
+           nameEn: "Mayotte",
+           country: "FR",
+           groups: ["Q3320166", "EU", "014", "202", "002", "UN"],
+           callingCodes: ["262"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[43.28731, -13.97126], [45.54824, -13.22353], [45.4971, -11.75965], [43.28731, -13.97126]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "ZA",
+           iso1A3: "ZAF",
+           iso1N3: "710",
+           wikidata: "Q258",
+           nameEn: "South Africa",
+           groups: ["018", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["27"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[31.30611, -22.422], [31.16344, -22.32599], [31.08932, -22.34884], [30.86696, -22.28907], [30.6294, -22.32599], [30.48686, -22.31368], [30.38614, -22.34533], [30.28351, -22.35587], [30.2265, -22.2961], [30.13147, -22.30841], [29.92242, -22.19408], [29.76848, -22.14128], [29.64609, -22.12917], [29.37703, -22.19581], [29.21955, -22.17771], [29.18974, -22.18599], [29.15268, -22.21399], [29.10881, -22.21202], [29.0151, -22.22907], [28.91889, -22.44299], [28.63287, -22.55887], [28.34874, -22.5694], [28.04562, -22.8394], [28.04752, -22.90243], [27.93729, -22.96194], [27.93539, -23.04941], [27.74154, -23.2137], [27.6066, -23.21894], [27.52393, -23.37952], [27.33768, -23.40917], [26.99749, -23.65486], [26.84165, -24.24885], [26.51667, -24.47219], [26.46346, -24.60358], [26.39409, -24.63468], [25.8515, -24.75727], [25.84295, -24.78661], [25.88571, -24.87802], [25.72702, -25.25503], [25.69661, -25.29284], [25.6643, -25.4491], [25.58543, -25.6343], [25.33076, -25.76616], [25.12266, -25.75931], [25.01718, -25.72507], [24.8946, -25.80723], [24.67319, -25.81749], [24.44703, -25.73021], [24.36531, -25.773], [24.18287, -25.62916], [23.9244, -25.64286], [23.47588, -25.29971], [23.03497, -25.29971], [22.86012, -25.50572], [22.70808, -25.99186], [22.56365, -26.19668], [22.41921, -26.23078], [22.21206, -26.3773], [22.06192, -26.61882], [21.90703, -26.66808], [21.83291, -26.65959], [21.77114, -26.69015], [21.7854, -26.79199], [21.69322, -26.86152], [21.37869, -26.82083], [21.13353, -26.86661], [20.87031, -26.80047], [20.68596, -26.9039], [20.63275, -26.78181], [20.61754, -26.4692], [20.86081, -26.14892], [20.64795, -25.47827], [20.29826, -24.94869], [20.03678, -24.81004], [20.02809, -24.78725], [19.99817, -24.76768], [19.99882, -28.42622], [18.99885, -28.89165], [17.4579, -28.68718], [17.15405, -28.08573], [16.90446, -28.057], [16.59922, -28.53246], [16.46592, -28.57126], [16.45332, -28.63117], [12.51595, -32.27486], [38.88176, -48.03306], [34.51034, -26.91792], [32.35222, -26.86027], [32.29584, -26.852], [32.22302, -26.84136], [32.19409, -26.84032], [32.13315, -26.84345], [32.09664, -26.80721], [32.00893, -26.8096], [31.97463, -27.11057], [31.97592, -27.31675], [31.49834, -27.31549], [31.15027, -27.20151], [30.96088, -27.0245], [30.97757, -26.92706], [30.88826, -26.79622], [30.81101, -26.84722], [30.78927, -26.48271], [30.95819, -26.26303], [31.13073, -25.91558], [31.31237, -25.7431], [31.4175, -25.71886], [31.86881, -25.99973], [31.974, -25.95387], [31.92649, -25.84216], [32.00631, -25.65044], [31.97875, -25.46356], [32.01676, -25.38117], [32.03196, -25.10785], [31.9835, -24.29983], [31.90368, -24.18892], [31.87707, -23.95293], [31.77445, -23.90082], [31.70223, -23.72695], [31.67942, -23.60858], [31.56539, -23.47268], [31.55779, -23.176], [31.30611, -22.422]], [[29.33204, -29.45598], [29.28545, -29.58456], [29.12553, -29.76266], [29.16548, -29.91706], [28.9338, -30.05072], [28.80222, -30.10579], [28.68627, -30.12885], [28.399, -30.1592], [28.2319, -30.28476], [28.12073, -30.68072], [27.74814, -30.60635], [27.69467, -30.55862], [27.67819, -30.53437], [27.6521, -30.51707], [27.62137, -30.50509], [27.56781, -30.44562], [27.56901, -30.42504], [27.45452, -30.32239], [27.38108, -30.33456], [27.36649, -30.27246], [27.37293, -30.19401], [27.40778, -30.14577], [27.32555, -30.14785], [27.29603, -30.05473], [27.22719, -30.00718], [27.09489, -29.72796], [27.01016, -29.65439], [27.33464, -29.48161], [27.4358, -29.33465], [27.47254, -29.31968], [27.45125, -29.29708], [27.48679, -29.29349], [27.54258, -29.25575], [27.5158, -29.2261], [27.55974, -29.18954], [27.75458, -28.89839], [27.8907, -28.91612], [27.88933, -28.88156], [27.9392, -28.84864], [27.98675, -28.8787], [28.02503, -28.85991], [28.1317, -28.7293], [28.2348, -28.69471], [28.30518, -28.69531], [28.40612, -28.6215], [28.65091, -28.57025], [28.68043, -28.58744], [29.40524, -29.21246], [29.44883, -29.3772], [29.33204, -29.45598]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "ZM",
+           iso1A3: "ZMB",
+           iso1N3: "894",
+           wikidata: "Q953",
+           nameEn: "Zambia",
+           groups: ["014", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["260"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[32.95389, -9.40138], [32.76233, -9.31963], [32.75611, -9.28583], [32.53661, -9.24281], [32.49147, -9.14754], [32.43543, -9.11988], [32.25486, -9.13371], [32.16146, -9.05993], [32.08206, -9.04609], [31.98866, -9.07069], [31.94196, -9.02303], [31.94663, -8.93846], [31.81587, -8.88618], [31.71158, -8.91386], [31.57147, -8.81388], [31.57147, -8.70619], [31.37533, -8.60769], [31.00796, -8.58615], [30.79243, -8.27382], [28.88917, -8.4831], [28.9711, -8.66935], [28.38526, -9.23393], [28.36562, -9.30091], [28.52636, -9.35379], [28.51627, -9.44726], [28.56208, -9.49122], [28.68532, -9.78], [28.62795, -9.92942], [28.65032, -10.65133], [28.37241, -11.57848], [28.48357, -11.87532], [29.18592, -12.37921], [29.4992, -12.43843], [29.48404, -12.23604], [29.8139, -12.14898], [29.81551, -13.44683], [29.65078, -13.41844], [29.60531, -13.21685], [29.01918, -13.41353], [28.33199, -12.41375], [27.59932, -12.22123], [27.21025, -11.76157], [27.22541, -11.60323], [27.04351, -11.61312], [26.88687, -12.01868], [26.01777, -11.91488], [25.33058, -11.65767], [25.34069, -11.19707], [24.42612, -11.44975], [24.34528, -11.06816], [24.00027, -10.89356], [24.02603, -11.15368], [23.98804, -12.13149], [24.06672, -12.29058], [23.90937, -12.844], [24.03339, -12.99091], [21.97988, -13.00148], [22.00323, -16.18028], [22.17217, -16.50269], [23.20038, -17.47563], [23.47474, -17.62877], [24.23619, -17.47489], [24.32811, -17.49082], [24.38712, -17.46818], [24.5621, -17.52963], [24.70864, -17.49501], [25.00198, -17.58221], [25.26433, -17.79571], [25.51646, -17.86232], [25.6827, -17.81987], [25.85738, -17.91403], [25.85892, -17.97726], [26.08925, -17.98168], [26.0908, -17.93021], [26.21601, -17.88608], [26.55918, -17.99638], [26.68403, -18.07411], [26.74314, -18.0199], [26.89926, -17.98756], [27.14196, -17.81398], [27.30736, -17.60487], [27.61377, -17.34378], [27.62795, -17.24365], [27.83141, -16.96274], [28.73725, -16.5528], [28.76199, -16.51575], [28.81454, -16.48611], [28.8501, -16.04537], [28.9243, -15.93987], [29.01298, -15.93805], [29.21955, -15.76589], [29.4437, -15.68702], [29.8317, -15.6126], [30.35574, -15.6513], [30.41902, -15.62269], [30.22098, -14.99447], [33.24249, -14.00019], [33.16749, -13.93992], [33.07568, -13.98447], [33.02977, -14.05022], [32.99042, -13.95689], [32.88985, -13.82956], [32.79015, -13.80755], [32.76962, -13.77224], [32.84528, -13.71576], [32.7828, -13.64805], [32.68654, -13.64268], [32.66468, -13.60019], [32.68436, -13.55769], [32.73683, -13.57682], [32.84176, -13.52794], [32.86113, -13.47292], [33.0078, -13.19492], [32.98289, -13.12671], [33.02181, -12.88707], [32.96733, -12.88251], [32.94397, -12.76868], [33.05917, -12.59554], [33.18837, -12.61377], [33.28177, -12.54692], [33.37517, -12.54085], [33.54485, -12.35996], [33.47636, -12.32498], [33.3705, -12.34931], [33.25998, -12.14242], [33.33937, -11.91252], [33.32692, -11.59248], [33.24252, -11.59302], [33.23663, -11.40637], [33.29267, -11.43536], [33.29267, -11.3789], [33.39697, -11.15296], [33.25998, -10.88862], [33.28022, -10.84428], [33.47636, -10.78465], [33.70675, -10.56896], [33.54797, -10.36077], [33.53863, -10.20148], [33.31297, -10.05133], [33.37902, -9.9104], [33.36581, -9.81063], [33.31517, -9.82364], [33.2095, -9.61099], [33.12144, -9.58929], [33.10163, -9.66525], [33.05485, -9.61316], [33.00256, -9.63053], [33.00476, -9.5133], [32.95389, -9.40138]]]]
+         }
+       }, {
+         type: "Feature",
+         properties: {
+           iso1A2: "ZW",
+           iso1A3: "ZWE",
+           iso1N3: "716",
+           wikidata: "Q954",
+           nameEn: "Zimbabwe",
+           groups: ["014", "202", "002", "UN"],
+           driveSide: "left",
+           callingCodes: ["263"]
+         },
+         geometry: {
+           type: "MultiPolygon",
+           coordinates: [[[[30.41902, -15.62269], [30.35574, -15.6513], [29.8317, -15.6126], [29.4437, -15.68702], [29.21955, -15.76589], [29.01298, -15.93805], [28.9243, -15.93987], [28.8501, -16.04537], [28.81454, -16.48611], [28.76199, -16.51575], [28.73725, -16.5528], [27.83141, -16.96274], [27.62795, -17.24365], [27.61377, -17.34378], [27.30736, -17.60487], [27.14196, -17.81398], [26.89926, -17.98756], [26.74314, -18.0199], [26.68403, -18.07411], [26.55918, -17.99638], [26.21601, -17.88608], [26.0908, -17.93021], [26.08925, -17.98168], [25.85892, -17.97726], [25.85738, -17.91403], [25.6827, -17.81987], [25.51646, -17.86232], [25.26433, -17.79571], [25.23909, -17.90832], [25.31799, -18.07091], [25.39972, -18.12691], [25.53465, -18.39041], [25.68859, -18.56165], [25.79217, -18.6355], [25.82353, -18.82808], [25.94326, -18.90362], [25.99837, -19.02943], [25.96226, -19.08152], [26.17227, -19.53709], [26.72246, -19.92707], [27.21278, -20.08244], [27.29831, -20.28935], [27.28865, -20.49873], [27.69361, -20.48531], [27.72972, -20.51735], [27.69171, -21.08409], [27.91407, -21.31621], [28.01669, -21.57624], [28.29416, -21.59037], [28.49942, -21.66634], [28.58114, -21.63455], [29.07763, -21.81877], [29.04023, -21.85864], [29.02191, -21.90647], [29.02191, -21.95665], [29.04108, -22.00563], [29.08495, -22.04867], [29.14501, -22.07275], [29.1974, -22.07472], [29.24648, -22.05967], [29.3533, -22.18363], [29.37703, -22.19581], [29.64609, -22.12917], [29.76848, -22.14128], [29.92242, -22.19408], [30.13147, -22.30841], [30.2265, -22.2961], [30.28351, -22.35587], [30.38614, -22.34533], [30.48686, -22.31368], [30.6294, -22.32599], [30.86696, -22.28907], [31.08932, -22.34884], [31.16344, -22.32599], [31.30611, -22.422], [31.38336, -22.36919], [32.41234, -21.31246], [32.48236, -21.32873], [32.37115, -21.133], [32.51644, -20.91929], [32.48122, -20.63319], [32.55167, -20.56312], [32.66174, -20.56106], [32.85987, -20.27841], [32.85987, -20.16686], [32.93032, -20.03868], [33.01178, -20.02007], [33.06461, -19.77787], [32.95013, -19.67219], [32.84666, -19.68462], [32.84446, -19.48343], [32.78282, -19.47513], [32.77966, -19.36098], [32.85107, -19.29238], [32.87088, -19.09279], [32.84006, -19.0262], [32.72118, -19.02204], [32.69917, -18.94293], [32.73439, -18.92628], [32.70137, -18.84712], [32.82465, -18.77419], [32.9017, -18.7992], [32.95013, -18.69079], [32.88629, -18.58023], [32.88629, -18.51344], [33.02278, -18.4696], [33.03159, -18.35054], [32.94133, -17.99705], [33.0492, -17.60298], [32.98536, -17.55891], [32.96554, -17.48964], [33.0426, -17.3468], [33.00517, -17.30477], [32.96554, -17.11971], [32.84113, -16.92259], [32.91051, -16.89446], [32.97655, -16.70689], [32.78943, -16.70267], [32.69917, -16.66893], [32.71017, -16.59932], [32.42838, -16.4727], [32.28529, -16.43892], [32.02772, -16.43892], [31.91324, -16.41569], [31.90223, -16.34388], [31.67988, -16.19595], [31.42451, -16.15154], [31.30563, -16.01193], [31.13171, -15.98019], [30.97761, -16.05848], [30.91597, -15.99924], [30.42568, -15.9962], [30.41902, -15.62269]]]]
+         }
+       }];
+       var borders_default = {
+         type: type,
+         features: features
+       }; // src/country-coder.ts
+
+       var borders = borders_default;
+       var whichPolygonGetter = {};
+       var featuresByCode = {};
+       var idFilterRegex = /(?=(?!^(and|the|of|el|la|de)$))(\b(and|the|of|el|la|de)\b)|[-_ .,'()&[\]/]/gi;
+
+       function canonicalID(id) {
+         var s = id || "";
+
+         if (s.charAt(0) === ".") {
+           return s.toUpperCase();
+         } else {
+           return s.replace(idFilterRegex, "").toUpperCase();
+         }
+       }
+
+       var levels = ["subterritory", "territory", "subcountryGroup", "country", "sharedLandform", "intermediateRegion", "subregion", "region", "subunion", "union", "unitedNations", "world"];
+       loadDerivedDataAndCaches(borders);
+
+       function loadDerivedDataAndCaches(borders2) {
+         var identifierProps = ["iso1A2", "iso1A3", "m49", "wikidata", "emojiFlag", "ccTLD", "nameEn"];
+         var geometryFeatures = [];
+
+         for (var i in borders2.features) {
+           var feature2 = borders2.features[i];
+           feature2.properties.id = feature2.properties.iso1A2 || feature2.properties.m49 || feature2.properties.wikidata;
+           loadM49(feature2);
+           loadTLD(feature2);
+           loadIsoStatus(feature2);
+           loadLevel(feature2);
+           loadGroups(feature2);
+           loadFlag(feature2);
+           cacheFeatureByIDs(feature2);
+           if (feature2.geometry) geometryFeatures.push(feature2);
+         }
+
+         for (var _i in borders2.features) {
+           var _feature = borders2.features[_i];
+           _feature.properties.groups = _feature.properties.groups.map(function (groupID) {
+             return featuresByCode[groupID].properties.id;
+           });
+           loadMembersForGroupsOf(_feature);
+         }
+
+         for (var _i2 in borders2.features) {
+           var _feature2 = borders2.features[_i2];
+           loadRoadSpeedUnit(_feature2);
+           loadRoadHeightUnit(_feature2);
+           loadDriveSide(_feature2);
+           loadCallingCodes(_feature2);
+           loadGroupGroups(_feature2);
+         }
+
+         for (var _i3 in borders2.features) {
+           var _feature3 = borders2.features[_i3];
+
+           _feature3.properties.groups.sort(function (groupID1, groupID2) {
+             return levels.indexOf(featuresByCode[groupID1].properties.level) - levels.indexOf(featuresByCode[groupID2].properties.level);
+           });
+
+           if (_feature3.properties.members) _feature3.properties.members.sort(function (id1, id2) {
+             var diff = levels.indexOf(featuresByCode[id1].properties.level) - levels.indexOf(featuresByCode[id2].properties.level);
+
+             if (diff === 0) {
+               return borders2.features.indexOf(featuresByCode[id1]) - borders2.features.indexOf(featuresByCode[id2]);
+             }
+
+             return diff;
+           });
+         }
+
+         var geometryOnlyCollection = {
+           type: "FeatureCollection",
+           features: geometryFeatures
+         };
+         whichPolygonGetter = whichPolygon_1(geometryOnlyCollection);
+
+         function loadGroups(feature2) {
+           var props = feature2.properties;
+
+           if (!props.groups) {
+             props.groups = [];
+           }
+
+           if (feature2.geometry && props.country) {
+             props.groups.push(props.country);
+           }
+
+           if (props.m49 !== "001") {
+             props.groups.push("001");
+           }
+         }
+
+         function loadM49(feature2) {
+           var props = feature2.properties;
+
+           if (!props.m49 && props.iso1N3) {
+             props.m49 = props.iso1N3;
+           }
+         }
+
+         function loadTLD(feature2) {
+           var props = feature2.properties;
+           if (props.level === "unitedNations") return;
+
+           if (!props.ccTLD && props.iso1A2) {
+             props.ccTLD = "." + props.iso1A2.toLowerCase();
+           }
+         }
+
+         function loadIsoStatus(feature2) {
+           var props = feature2.properties;
+
+           if (!props.isoStatus && props.iso1A2) {
+             props.isoStatus = "official";
+           }
+         }
+
+         function loadLevel(feature2) {
+           var props = feature2.properties;
+           if (props.level) return;
+
+           if (!props.country) {
+             props.level = "country";
+           } else if (!props.iso1A2 || props.isoStatus === "official") {
+             props.level = "territory";
+           } else {
+             props.level = "subterritory";
+           }
+         }
+
+         function loadGroupGroups(feature2) {
+           var props = feature2.properties;
+           if (feature2.geometry || !props.members) return;
+           var featureLevelIndex = levels.indexOf(props.level);
+           var sharedGroups = [];
+
+           var _loop = function _loop(_i4) {
+             var memberID = props.members[_i4];
+             var member = featuresByCode[memberID];
+             var memberGroups = member.properties.groups.filter(function (groupID) {
+               return groupID !== feature2.properties.id && featureLevelIndex < levels.indexOf(featuresByCode[groupID].properties.level);
+             });
+
+             if (_i4 === "0") {
+               sharedGroups = memberGroups;
+             } else {
+               sharedGroups = sharedGroups.filter(function (groupID) {
+                 return memberGroups.indexOf(groupID) !== -1;
+               });
+             }
+           };
+
+           for (var _i4 in props.members) {
+             _loop(_i4);
+           }
+
+           props.groups = props.groups.concat(sharedGroups.filter(function (groupID) {
+             return props.groups.indexOf(groupID) === -1;
+           }));
+
+           for (var j in sharedGroups) {
+             var groupFeature = featuresByCode[sharedGroups[j]];
+
+             if (groupFeature.properties.members.indexOf(props.id) === -1) {
+               groupFeature.properties.members.push(props.id);
+             }
+           }
+         }
+
+         function loadRoadSpeedUnit(feature2) {
+           var props = feature2.properties;
+
+           if (feature2.geometry) {
+             if (!props.roadSpeedUnit) props.roadSpeedUnit = "km/h";
+           } else if (props.members) {
+             var vals = Array.from(new Set(props.members.map(function (id) {
+               var member = featuresByCode[id];
+               if (member.geometry) return member.properties.roadSpeedUnit || "km/h";
+             }).filter(Boolean)));
+             if (vals.length === 1) props.roadSpeedUnit = vals[0];
+           }
+         }
+
+         function loadRoadHeightUnit(feature2) {
+           var props = feature2.properties;
+
+           if (feature2.geometry) {
+             if (!props.roadHeightUnit) props.roadHeightUnit = "m";
+           } else if (props.members) {
+             var vals = Array.from(new Set(props.members.map(function (id) {
+               var member = featuresByCode[id];
+               if (member.geometry) return member.properties.roadHeightUnit || "m";
+             }).filter(Boolean)));
+             if (vals.length === 1) props.roadHeightUnit = vals[0];
+           }
+         }
+
+         function loadDriveSide(feature2) {
+           var props = feature2.properties;
+
+           if (feature2.geometry) {
+             if (!props.driveSide) props.driveSide = "right";
+           } else if (props.members) {
+             var vals = Array.from(new Set(props.members.map(function (id) {
+               var member = featuresByCode[id];
+               if (member.geometry) return member.properties.driveSide || "right";
+             }).filter(Boolean)));
+             if (vals.length === 1) props.driveSide = vals[0];
+           }
+         }
+
+         function loadCallingCodes(feature2) {
+           var props = feature2.properties;
+
+           if (!feature2.geometry && props.members) {
+             props.callingCodes = Array.from(new Set(props.members.reduce(function (array, id) {
+               var member = featuresByCode[id];
+               if (member.geometry && member.properties.callingCodes) return array.concat(member.properties.callingCodes);
+               return array;
+             }, [])));
+           }
+         }
+
+         function loadFlag(feature2) {
+           if (!feature2.properties.iso1A2) return;
+           var flag = feature2.properties.iso1A2.replace(/./g, function (_char) {
+             return String.fromCodePoint(_char.charCodeAt(0) + 127397);
+           });
+           feature2.properties.emojiFlag = flag;
+         }
+
+         function loadMembersForGroupsOf(feature2) {
+           for (var j in feature2.properties.groups) {
+             var groupID = feature2.properties.groups[j];
+             var groupFeature = featuresByCode[groupID];
+             if (!groupFeature.properties.members) groupFeature.properties.members = [];
+             groupFeature.properties.members.push(feature2.properties.id);
+           }
+         }
+
+         function cacheFeatureByIDs(feature2) {
+           var ids = [];
+
+           for (var k in identifierProps) {
+             var prop = identifierProps[k];
+             var id = feature2.properties[prop];
+             if (id) ids.push(id);
+           }
+
+           if (feature2.properties.aliases) {
+             for (var j in feature2.properties.aliases) {
+               ids.push(feature2.properties.aliases[j]);
+             }
+           }
+
+           for (var _i5 in ids) {
+             var _id = canonicalID(ids[_i5]);
+
+             featuresByCode[_id] = feature2;
+           }
+         }
+       }
+
+       function locArray(loc) {
+         if (Array.isArray(loc)) {
+           return loc;
+         } else if (loc.coordinates) {
+           return loc.coordinates;
+         }
+
+         return loc.geometry.coordinates;
+       }
+
+       function smallestFeature(loc) {
+         var query = locArray(loc);
+         var featureProperties = whichPolygonGetter(query);
+         if (!featureProperties) return null;
+         return featuresByCode[featureProperties.id];
+       }
+
+       function countryFeature(loc) {
+         var feature2 = smallestFeature(loc);
+         if (!feature2) return null;
+         var countryCode = feature2.properties.country || feature2.properties.iso1A2;
+         return featuresByCode[countryCode] || null;
+       }
+
+       var defaultOpts = {
+         level: void 0,
+         maxLevel: void 0,
+         withProp: void 0
+       };
+
+       function featureForLoc(loc, opts) {
+         var targetLevel = opts.level || "country";
+         var maxLevel = opts.maxLevel || "world";
+         var withProp = opts.withProp;
+         var targetLevelIndex = levels.indexOf(targetLevel);
+         if (targetLevelIndex === -1) return null;
+         var maxLevelIndex = levels.indexOf(maxLevel);
+         if (maxLevelIndex === -1) return null;
+         if (maxLevelIndex < targetLevelIndex) return null;
+
+         if (targetLevel === "country") {
+           var fastFeature = countryFeature(loc);
+
+           if (fastFeature) {
+             if (!withProp || fastFeature.properties[withProp]) {
+               return fastFeature;
+             }
+           }
+         }
+
+         var features2 = featuresContaining(loc);
+
+         for (var i in features2) {
+           var feature2 = features2[i];
+           var levelIndex = levels.indexOf(feature2.properties.level);
+
+           if (feature2.properties.level === targetLevel || levelIndex > targetLevelIndex && levelIndex <= maxLevelIndex) {
+             if (!withProp || feature2.properties[withProp]) {
+               return feature2;
+             }
+           }
+         }
+
+         return null;
+       }
+
+       function featureForID(id) {
+         var stringID;
+
+         if (typeof id === "number") {
+           stringID = id.toString();
+
+           if (stringID.length === 1) {
+             stringID = "00" + stringID;
+           } else if (stringID.length === 2) {
+             stringID = "0" + stringID;
+           }
+         } else {
+           stringID = canonicalID(id);
+         }
+
+         return featuresByCode[stringID] || null;
+       }
+
+       function smallestFeaturesForBbox(bbox) {
+         return whichPolygonGetter.bbox(bbox).map(function (props) {
+           return featuresByCode[props.id];
+         });
+       }
+
+       function smallestOrMatchingFeature(query) {
+         if (_typeof(query) === "object") {
+           return smallestFeature(query);
+         }
+
+         return featureForID(query);
+       }
+
+       function feature$1(query) {
+         var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : defaultOpts;
+
+         if (_typeof(query) === "object") {
+           return featureForLoc(query, opts);
+         }
+
+         return featureForID(query);
+       }
+
+       function iso1A2Code(query) {
+         var opts = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : defaultOpts;
+         opts.withProp = "iso1A2";
+         var match = feature$1(query, opts);
+         if (!match) return null;
+         return match.properties.iso1A2 || null;
+       }
+
+       function featuresContaining(query, strict) {
+         var matchingFeatures;
+
+         if (Array.isArray(query) && query.length === 4) {
+           matchingFeatures = smallestFeaturesForBbox(query);
+         } else {
+           var smallestOrMatching = smallestOrMatchingFeature(query);
+           matchingFeatures = smallestOrMatching ? [smallestOrMatching] : [];
+         }
+
+         if (!matchingFeatures.length) return [];
+         var returnFeatures;
+
+         if (!strict || _typeof(query) === "object") {
+           returnFeatures = matchingFeatures.slice();
+         } else {
+           returnFeatures = [];
+         }
+
+         for (var j in matchingFeatures) {
+           var properties = matchingFeatures[j].properties;
+
+           for (var i in properties.groups) {
+             var groupID = properties.groups[i];
+             var groupFeature = featuresByCode[groupID];
+
+             if (returnFeatures.indexOf(groupFeature) === -1) {
+               returnFeatures.push(groupFeature);
+             }
+           }
+         }
+
+         return returnFeatures;
+       }
+
+       function featuresIn(id, strict) {
+         var feature2 = featureForID(id);
+         if (!feature2) return [];
+         var features2 = [];
+
+         if (!strict) {
+           features2.push(feature2);
+         }
+
+         var properties = feature2.properties;
+
+         if (properties.members) {
+           for (var i in properties.members) {
+             var memberID = properties.members[i];
+             features2.push(featuresByCode[memberID]);
+           }
+         }
+
+         return features2;
+       }
+
+       function aggregateFeature(id) {
+         var features2 = featuresIn(id, false);
+         if (features2.length === 0) return null;
+         var aggregateCoordinates = [];
+
+         for (var i in features2) {
+           var feature2 = features2[i];
+
+           if (feature2.geometry && feature2.geometry.type === "MultiPolygon" && feature2.geometry.coordinates) {
+             aggregateCoordinates = aggregateCoordinates.concat(feature2.geometry.coordinates);
+           }
+         }
+
+         return {
+           type: "Feature",
+           properties: features2[0].properties,
+           geometry: {
+             type: "MultiPolygon",
+             coordinates: aggregateCoordinates
+           }
+         };
+       }
+
+       function roadSpeedUnit(query) {
+         var feature2 = smallestOrMatchingFeature(query);
+         return feature2 && feature2.properties.roadSpeedUnit || null;
+       }
+
+       function roadHeightUnit(query) {
+         var feature2 = smallestOrMatchingFeature(query);
+         return feature2 && feature2.properties.roadHeightUnit || null;
+       }
+
+       var geojsonArea = {};
+
+       var wgs84$1 = {};
+
+       wgs84$1.RADIUS = 6378137;
+       wgs84$1.FLATTENING = 1 / 298.257223563;
+       wgs84$1.POLAR_RADIUS = 6356752.3142;
+
+       var wgs84 = wgs84$1;
+       geojsonArea.geometry = geometry;
+       geojsonArea.ring = ringArea;
+
+       function geometry(_) {
+         var area = 0,
+             i;
+
+         switch (_.type) {
+           case 'Polygon':
+             return polygonArea(_.coordinates);
+
+           case 'MultiPolygon':
+             for (i = 0; i < _.coordinates.length; i++) {
+               area += polygonArea(_.coordinates[i]);
+             }
+
+             return area;
+
+           case 'Point':
+           case 'MultiPoint':
+           case 'LineString':
+           case 'MultiLineString':
+             return 0;
+
+           case 'GeometryCollection':
+             for (i = 0; i < _.geometries.length; i++) {
+               area += geometry(_.geometries[i]);
+             }
+
+             return area;
+         }
+       }
+
+       function polygonArea(coords) {
+         var area = 0;
+
+         if (coords && coords.length > 0) {
+           area += Math.abs(ringArea(coords[0]));
+
+           for (var i = 1; i < coords.length; i++) {
+             area -= Math.abs(ringArea(coords[i]));
+           }
+         }
+
+         return area;
+       }
+       /**
+        * Calculate the approximate area of the polygon were it projected onto
+        *     the earth.  Note that this area will be positive if ring is oriented
+        *     clockwise, otherwise it will be negative.
+        *
+        * Reference:
+        * Robert. G. Chamberlain and William H. Duquette, "Some Algorithms for
+        *     Polygons on a Sphere", JPL Publication 07-03, Jet Propulsion
+        *     Laboratory, Pasadena, CA, June 2007 http://trs-new.jpl.nasa.gov/dspace/handle/2014/40409
+        *
+        * Returns:
+        * {float} The approximate signed geodesic area of the polygon in square
+        *     meters.
+        */
+
+
+       function ringArea(coords) {
+         var p1,
+             p2,
+             p3,
+             lowerIndex,
+             middleIndex,
+             upperIndex,
+             i,
+             area = 0,
+             coordsLength = coords.length;
+
+         if (coordsLength > 2) {
+           for (i = 0; i < coordsLength; i++) {
+             if (i === coordsLength - 2) {
+               // i = N-2
+               lowerIndex = coordsLength - 2;
+               middleIndex = coordsLength - 1;
+               upperIndex = 0;
+             } else if (i === coordsLength - 1) {
+               // i = N-1
+               lowerIndex = coordsLength - 1;
+               middleIndex = 0;
+               upperIndex = 1;
+             } else {
+               // i = 0 to N-3
+               lowerIndex = i;
+               middleIndex = i + 1;
+               upperIndex = i + 2;
+             }
+
+             p1 = coords[lowerIndex];
+             p2 = coords[middleIndex];
+             p3 = coords[upperIndex];
+             area += (rad(p3[0]) - rad(p1[0])) * Math.sin(rad(p2[1]));
+           }
+
+           area = area * wgs84.RADIUS * wgs84.RADIUS / 2;
+         }
+
+         return area;
+       }
+
+       function rad(_) {
+         return _ * Math.PI / 180;
+       }
+
+       var inputValidation = {};
+
+       var $$n = _export;
+       var $includes = arrayIncludes.includes;
+       var addToUnscopables$2 = addToUnscopables$6;
+
+       // `Array.prototype.includes` method
+       // https://tc39.es/ecma262/#sec-array.prototype.includes
+       $$n({ target: 'Array', proto: true }, {
+         includes: function includes(el /* , fromIndex = 0 */) {
+           return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);
+         }
+       });
+
+       // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
+       addToUnscopables$2('includes');
+
+       var validateCenter$1 = {};
+
+       validateCenter$1.validateCenter = function validateCenter(center) {
+         var validCenterLengths = [2, 3];
+
+         if (!Array.isArray(center) || !validCenterLengths.includes(center.length)) {
+           throw new Error("ERROR! Center has to be an array of length two or three");
+         }
+
+         var _center = _slicedToArray(center, 2),
+             lng = _center[0],
+             lat = _center[1];
+
+         if (typeof lng !== "number" || typeof lat !== "number") {
+           throw new Error("ERROR! Longitude and Latitude has to be numbers but where ".concat(_typeof(lng), " and ").concat(_typeof(lat)));
+         }
+
+         if (lng > 180 || lng < -180) {
+           throw new Error("ERROR! Longitude has to be between -180 and 180 but was ".concat(lng));
+         }
+
+         if (lat > 90 || lat < -90) {
+           throw new Error("ERROR! Latitude has to be between -90 and 90 but was ".concat(lat));
+         }
+       };
+
+       var validateRadius$1 = {};
+
+       validateRadius$1.validateRadius = function validateRadius(radius) {
+         if (typeof radius !== "number") {
+           throw new Error("ERROR! Radius has to be a positive number but was: ".concat(_typeof(radius)));
+         }
+
+         if (radius <= 0) {
+           throw new Error("ERROR! Radius has to be a positive number but was: ".concat(radius));
+         }
+       };
+
+       var validateNumberOfEdges$1 = {};
+
+       validateNumberOfEdges$1.validateNumberOfEdges = function validateNumberOfEdges(numberOfEdges) {
+         if (typeof numberOfEdges !== "number") {
+           var ARGUMENT_TYPE = Array.isArray(numberOfEdges) ? "array" : _typeof(numberOfEdges);
+           throw new Error("ERROR! Number of edges has to be a number but was: ".concat(ARGUMENT_TYPE));
+         }
+
+         if (numberOfEdges < 3) {
+           throw new Error("ERROR! Number of edges has to be at least 3 but was: ".concat(numberOfEdges));
+         }
+       };
+
+       var validateEarthRadius$1 = {};
+
+       validateEarthRadius$1.validateEarthRadius = function validateEarthRadius(earthRadius) {
+         if (typeof earthRadius !== "number") {
+           var ARGUMENT_TYPE = Array.isArray(earthRadius) ? "array" : _typeof(earthRadius);
+           throw new Error("ERROR! Earth radius has to be a number but was: ".concat(ARGUMENT_TYPE));
+         }
+
+         if (earthRadius <= 0) {
+           throw new Error("ERROR! Earth radius has to be a positive number but was: ".concat(earthRadius));
+         }
+       };
+
+       var validateBearing$1 = {};
+
+       validateBearing$1.validateBearing = function validateBearing(bearing) {
+         if (typeof bearing !== "number") {
+           var ARGUMENT_TYPE = Array.isArray(bearing) ? "array" : _typeof(bearing);
+           throw new Error("ERROR! Bearing has to be a number but was: ".concat(ARGUMENT_TYPE));
+         }
+       };
+
+       var validateCenter = validateCenter$1.validateCenter;
+       var validateRadius = validateRadius$1.validateRadius;
+       var validateNumberOfEdges = validateNumberOfEdges$1.validateNumberOfEdges;
+       var validateEarthRadius = validateEarthRadius$1.validateEarthRadius;
+       var validateBearing = validateBearing$1.validateBearing;
+
+       function validateInput$1(_ref) {
+         var center = _ref.center,
+             radius = _ref.radius,
+             numberOfEdges = _ref.numberOfEdges,
+             earthRadius = _ref.earthRadius,
+             bearing = _ref.bearing;
+         validateCenter(center);
+         validateRadius(radius);
+         validateNumberOfEdges(numberOfEdges);
+         validateEarthRadius(earthRadius);
+         validateBearing(bearing);
+       }
+
+       inputValidation.validateCenter = validateCenter;
+       inputValidation.validateRadius = validateRadius;
+       inputValidation.validateNumberOfEdges = validateNumberOfEdges;
+       inputValidation.validateEarthRadius = validateEarthRadius;
+       inputValidation.validateBearing = validateBearing;
+       inputValidation.validateInput = validateInput$1;
+
+       var validateInput = inputValidation.validateInput;
+       var defaultEarthRadius = 6378137; // equatorial Earth radius
+
+       function toRadians(angleInDegrees) {
+         return angleInDegrees * Math.PI / 180;
+       }
+
+       function toDegrees(angleInRadians) {
+         return angleInRadians * 180 / Math.PI;
+       }
+
+       function offset(c1, distance, earthRadius, bearing) {
+         var lat1 = toRadians(c1[1]);
+         var lon1 = toRadians(c1[0]);
+         var dByR = distance / earthRadius;
+         var lat = Math.asin(Math.sin(lat1) * Math.cos(dByR) + Math.cos(lat1) * Math.sin(dByR) * Math.cos(bearing));
+         var lon = lon1 + Math.atan2(Math.sin(bearing) * Math.sin(dByR) * Math.cos(lat1), Math.cos(dByR) - Math.sin(lat1) * Math.sin(lat));
+         return [toDegrees(lon), toDegrees(lat)];
+       }
+
+       var circleToPolygon = function circleToPolygon(center, radius, options) {
+         var n = getNumberOfEdges(options);
+         var earthRadius = getEarthRadius(options);
+         var bearing = getBearing(options);
+         var direction = getDirection(options); // validateInput() throws error on invalid input and do nothing on valid input
+
+         validateInput({
+           center: center,
+           radius: radius,
+           numberOfEdges: n,
+           earthRadius: earthRadius,
+           bearing: bearing
+         });
+         var start = toRadians(bearing);
+         var coordinates = [];
+
+         for (var i = 0; i < n; ++i) {
+           coordinates.push(offset(center, radius, earthRadius, start + direction * 2 * Math.PI * -i / n));
+         }
+
+         coordinates.push(coordinates[0]);
+         return {
+           type: "Polygon",
+           coordinates: [coordinates]
+         };
+       };
+
+       function getNumberOfEdges(options) {
+         if (isUndefinedOrNull(options)) {
+           return 32;
+         } else if (isObjectNotArray(options)) {
+           var numberOfEdges = options.numberOfEdges;
+           return numberOfEdges === undefined ? 32 : numberOfEdges;
+         }
+
+         return options;
+       }
+
+       function getEarthRadius(options) {
+         if (isUndefinedOrNull(options)) {
+           return defaultEarthRadius;
+         } else if (isObjectNotArray(options)) {
+           var earthRadius = options.earthRadius;
+           return earthRadius === undefined ? defaultEarthRadius : earthRadius;
+         }
+
+         return defaultEarthRadius;
+       }
+
+       function getDirection(options) {
+         if (isObjectNotArray(options) && options.rightHandRule) {
+           return -1;
+         }
+
+         return 1;
+       }
+
+       function getBearing(options) {
+         if (isUndefinedOrNull(options)) {
+           return 0;
+         } else if (isObjectNotArray(options)) {
+           var bearing = options.bearing;
+           return bearing === undefined ? 0 : bearing;
+         }
+
+         return 0;
+       }
+
+       function isObjectNotArray(argument) {
+         return argument !== null && _typeof(argument) === "object" && !Array.isArray(argument);
+       }
+
+       function isUndefinedOrNull(argument) {
+         return argument === null || argument === undefined;
+       }
+
+       var $$m = _export;
+
+       // `Number.EPSILON` constant
+       // https://tc39.es/ecma262/#sec-number.epsilon
+       $$m({ target: 'Number', stat: true }, {
+         EPSILON: Math.pow(2, -52)
+       });
+
+       var uncurryThis$8 = functionUncurryThis;
+       var requireObjectCoercible$4 = requireObjectCoercible$e;
+       var toString$5 = toString$k;
+
+       var quot = /"/g;
+       var replace$2 = uncurryThis$8(''.replace);
+
+       // `CreateHTML` abstract operation
+       // https://tc39.es/ecma262/#sec-createhtml
+       var createHtml = function (string, tag, attribute, value) {
+         var S = toString$5(requireObjectCoercible$4(string));
+         var p1 = '<' + tag;
+         if (attribute !== '') p1 += ' ' + attribute + '="' + replace$2(toString$5(value), quot, '&quot;') + '"';
+         return p1 + '>' + S + '</' + tag + '>';
+       };
+
+       var fails$6 = fails$S;
+
+       // check the existence of a method, lowercase
+       // of a tag and escaping quotes in arguments
+       var stringHtmlForced = function (METHOD_NAME) {
+         return fails$6(function () {
+           var test = ''[METHOD_NAME]('"');
+           return test !== test.toLowerCase() || test.split('"').length > 3;
+         });
+       };
+
+       var $$l = _export;
+       var createHTML = createHtml;
+       var forcedStringHTMLMethod = stringHtmlForced;
+
+       // `String.prototype.link` method
+       // https://tc39.es/ecma262/#sec-string.prototype.link
+       $$l({ target: 'String', proto: true, forced: forcedStringHTMLMethod('link') }, {
+         link: function link(url) {
+           return createHTML(this, 'a', 'href', url);
+         }
+       });
+
+       /**
+        * splaytree v3.1.0
+        * Fast Splay tree for Node and browser
+        *
+        * @author Alexander Milevski <info@w8r.name>
+        * @license MIT
+        * @preserve
+        */
+       var Node =
+       /** @class */
+       function () {
+         function Node(key, data) {
+           this.next = null;
+           this.key = key;
+           this.data = data;
+           this.left = null;
+           this.right = null;
+         }
+
+         return Node;
+       }();
+       /* follows "An implementation of top-down splaying"
+        * by D. Sleator <sleator@cs.cmu.edu> March 1992
+        */
+
+
+       function DEFAULT_COMPARE(a, b) {
+         return a > b ? 1 : a < b ? -1 : 0;
+       }
+       /**
+        * Simple top down splay, not requiring i to be in the tree t.
+        */
+
+
+       function splay(i, t, comparator) {
+         var N = new Node(null, null);
+         var l = N;
+         var r = N;
+
+         while (true) {
+           var cmp = comparator(i, t.key); //if (i < t.key) {
+
+           if (cmp < 0) {
+             if (t.left === null) break; //if (i < t.left.key) {
+
+             if (comparator(i, t.left.key) < 0) {
+               var y = t.left;
+               /* rotate right */
+
+               t.left = y.right;
+               y.right = t;
+               t = y;
+               if (t.left === null) break;
+             }
+
+             r.left = t;
+             /* link right */
+
+             r = t;
+             t = t.left; //} else if (i > t.key) {
+           } else if (cmp > 0) {
+             if (t.right === null) break; //if (i > t.right.key) {
+
+             if (comparator(i, t.right.key) > 0) {
+               var y = t.right;
+               /* rotate left */
+
+               t.right = y.left;
+               y.left = t;
+               t = y;
+               if (t.right === null) break;
+             }
+
+             l.right = t;
+             /* link left */
+
+             l = t;
+             t = t.right;
+           } else break;
+         }
+         /* assemble */
+
+
+         l.right = t.left;
+         r.left = t.right;
+         t.left = N.right;
+         t.right = N.left;
+         return t;
+       }
+
+       function insert(i, data, t, comparator) {
+         var node = new Node(i, data);
+
+         if (t === null) {
+           node.left = node.right = null;
+           return node;
+         }
+
+         t = splay(i, t, comparator);
+         var cmp = comparator(i, t.key);
+
+         if (cmp < 0) {
+           node.left = t.left;
+           node.right = t;
+           t.left = null;
+         } else if (cmp >= 0) {
+           node.right = t.right;
+           node.left = t;
+           t.right = null;
+         }
+
+         return node;
+       }
+
+       function split$2(key, v, comparator) {
+         var left = null;
+         var right = null;
+
+         if (v) {
+           v = splay(key, v, comparator);
+           var cmp = comparator(v.key, key);
+
+           if (cmp === 0) {
+             left = v.left;
+             right = v.right;
+           } else if (cmp < 0) {
+             right = v.right;
+             v.right = null;
+             left = v;
+           } else {
+             left = v.left;
+             v.left = null;
+             right = v;
+           }
+         }
+
+         return {
+           left: left,
+           right: right
+         };
+       }
+
+       function merge$3(left, right, comparator) {
+         if (right === null) return left;
+         if (left === null) return right;
+         right = splay(left.key, right, comparator);
+         right.left = left;
+         return right;
+       }
+       /**
+        * Prints level of the tree
+        */
+
+
+       function printRow(root, prefix, isTail, out, printNode) {
+         if (root) {
+           out("" + prefix + (isTail ? '└── ' : '├── ') + printNode(root) + "\n");
+           var indent = prefix + (isTail ? '    ' : '│   ');
+           if (root.left) printRow(root.left, indent, false, out, printNode);
+           if (root.right) printRow(root.right, indent, true, out, printNode);
+         }
+       }
+
+       var Tree =
+       /** @class */
+       function () {
+         function Tree(comparator) {
+           if (comparator === void 0) {
+             comparator = DEFAULT_COMPARE;
+           }
+
+           this._root = null;
+           this._size = 0;
+           this._comparator = comparator;
+         }
+         /**
+          * Inserts a key, allows duplicates
+          */
+
+
+         Tree.prototype.insert = function (key, data) {
+           this._size++;
+           return this._root = insert(key, data, this._root, this._comparator);
+         };
+         /**
+          * Adds a key, if it is not present in the tree
+          */
+
+
+         Tree.prototype.add = function (key, data) {
+           var node = new Node(key, data);
+
+           if (this._root === null) {
+             node.left = node.right = null;
+             this._size++;
+             this._root = node;
+           }
+
+           var comparator = this._comparator;
+           var t = splay(key, this._root, comparator);
+           var cmp = comparator(key, t.key);
+           if (cmp === 0) this._root = t;else {
+             if (cmp < 0) {
+               node.left = t.left;
+               node.right = t;
+               t.left = null;
+             } else if (cmp > 0) {
+               node.right = t.right;
+               node.left = t;
+               t.right = null;
+             }
+
+             this._size++;
+             this._root = node;
+           }
+           return this._root;
+         };
+         /**
+          * @param  {Key} key
+          * @return {Node|null}
+          */
+
+
+         Tree.prototype.remove = function (key) {
+           this._root = this._remove(key, this._root, this._comparator);
+         };
+         /**
+          * Deletes i from the tree if it's there
+          */
+
+
+         Tree.prototype._remove = function (i, t, comparator) {
+           var x;
+           if (t === null) return null;
+           t = splay(i, t, comparator);
+           var cmp = comparator(i, t.key);
+
+           if (cmp === 0) {
+             /* found it */
+             if (t.left === null) {
+               x = t.right;
+             } else {
+               x = splay(i, t.left, comparator);
+               x.right = t.right;
+             }
+
+             this._size--;
+             return x;
+           }
+
+           return t;
+           /* It wasn't there */
+         };
+         /**
+          * Removes and returns the node with smallest key
+          */
+
+
+         Tree.prototype.pop = function () {
+           var node = this._root;
+
+           if (node) {
+             while (node.left) {
+               node = node.left;
+             }
+
+             this._root = splay(node.key, this._root, this._comparator);
+             this._root = this._remove(node.key, this._root, this._comparator);
+             return {
+               key: node.key,
+               data: node.data
+             };
+           }
+
+           return null;
+         };
+         /**
+          * Find without splaying
+          */
+
+
+         Tree.prototype.findStatic = function (key) {
+           var current = this._root;
+           var compare = this._comparator;
+
+           while (current) {
+             var cmp = compare(key, current.key);
+             if (cmp === 0) return current;else if (cmp < 0) current = current.left;else current = current.right;
+           }
+
+           return null;
+         };
+
+         Tree.prototype.find = function (key) {
+           if (this._root) {
+             this._root = splay(key, this._root, this._comparator);
+             if (this._comparator(key, this._root.key) !== 0) return null;
+           }
+
+           return this._root;
+         };
+
+         Tree.prototype.contains = function (key) {
+           var current = this._root;
+           var compare = this._comparator;
+
+           while (current) {
+             var cmp = compare(key, current.key);
+             if (cmp === 0) return true;else if (cmp < 0) current = current.left;else current = current.right;
+           }
+
+           return false;
+         };
+
+         Tree.prototype.forEach = function (visitor, ctx) {
+           var current = this._root;
+           var Q = [];
+           /* Initialize stack s */
+
+           var done = false;
+
+           while (!done) {
+             if (current !== null) {
+               Q.push(current);
+               current = current.left;
+             } else {
+               if (Q.length !== 0) {
+                 current = Q.pop();
+                 visitor.call(ctx, current);
+                 current = current.right;
+               } else done = true;
+             }
+           }
+
+           return this;
+         };
+         /**
+          * Walk key range from `low` to `high`. Stops if `fn` returns a value.
+          */
+
+
+         Tree.prototype.range = function (low, high, fn, ctx) {
+           var Q = [];
+           var compare = this._comparator;
+           var node = this._root;
+           var cmp;
+
+           while (Q.length !== 0 || node) {
+             if (node) {
+               Q.push(node);
+               node = node.left;
+             } else {
+               node = Q.pop();
+               cmp = compare(node.key, high);
+
+               if (cmp > 0) {
+                 break;
+               } else if (compare(node.key, low) >= 0) {
+                 if (fn.call(ctx, node)) return this; // stop if smth is returned
+               }
+
+               node = node.right;
+             }
+           }
+
+           return this;
+         };
+         /**
+          * Returns array of keys
+          */
+
+
+         Tree.prototype.keys = function () {
+           var keys = [];
+           this.forEach(function (_a) {
+             var key = _a.key;
+             return keys.push(key);
+           });
+           return keys;
+         };
+         /**
+          * Returns array of all the data in the nodes
+          */
+
+
+         Tree.prototype.values = function () {
+           var values = [];
+           this.forEach(function (_a) {
+             var data = _a.data;
+             return values.push(data);
+           });
+           return values;
+         };
+
+         Tree.prototype.min = function () {
+           if (this._root) return this.minNode(this._root).key;
+           return null;
+         };
+
+         Tree.prototype.max = function () {
+           if (this._root) return this.maxNode(this._root).key;
+           return null;
+         };
+
+         Tree.prototype.minNode = function (t) {
+           if (t === void 0) {
+             t = this._root;
+           }
+
+           if (t) while (t.left) {
+             t = t.left;
+           }
+           return t;
+         };
+
+         Tree.prototype.maxNode = function (t) {
+           if (t === void 0) {
+             t = this._root;
+           }
+
+           if (t) while (t.right) {
+             t = t.right;
+           }
+           return t;
+         };
+         /**
+          * Returns node at given index
+          */
+
+
+         Tree.prototype.at = function (index) {
+           var current = this._root;
+           var done = false;
+           var i = 0;
+           var Q = [];
+
+           while (!done) {
+             if (current) {
+               Q.push(current);
+               current = current.left;
+             } else {
+               if (Q.length > 0) {
+                 current = Q.pop();
+                 if (i === index) return current;
+                 i++;
+                 current = current.right;
+               } else done = true;
+             }
+           }
+
+           return null;
+         };
+
+         Tree.prototype.next = function (d) {
+           var root = this._root;
+           var successor = null;
+
+           if (d.right) {
+             successor = d.right;
+
+             while (successor.left) {
+               successor = successor.left;
+             }
+
+             return successor;
+           }
+
+           var comparator = this._comparator;
+
+           while (root) {
+             var cmp = comparator(d.key, root.key);
+             if (cmp === 0) break;else if (cmp < 0) {
+               successor = root;
+               root = root.left;
+             } else root = root.right;
+           }
+
+           return successor;
+         };
+
+         Tree.prototype.prev = function (d) {
+           var root = this._root;
+           var predecessor = null;
+
+           if (d.left !== null) {
+             predecessor = d.left;
+
+             while (predecessor.right) {
+               predecessor = predecessor.right;
+             }
+
+             return predecessor;
+           }
+
+           var comparator = this._comparator;
+
+           while (root) {
+             var cmp = comparator(d.key, root.key);
+             if (cmp === 0) break;else if (cmp < 0) root = root.left;else {
+               predecessor = root;
+               root = root.right;
+             }
+           }
+
+           return predecessor;
+         };
+
+         Tree.prototype.clear = function () {
+           this._root = null;
+           this._size = 0;
+           return this;
+         };
+
+         Tree.prototype.toList = function () {
+           return toList(this._root);
+         };
+         /**
+          * Bulk-load items. Both array have to be same size
+          */
+
+
+         Tree.prototype.load = function (keys, values, presort) {
+           if (values === void 0) {
+             values = [];
+           }
+
+           if (presort === void 0) {
+             presort = false;
+           }
+
+           var size = keys.length;
+           var comparator = this._comparator; // sort if needed
+
+           if (presort) sort(keys, values, 0, size - 1, comparator);
+
+           if (this._root === null) {
+             // empty tree
+             this._root = loadRecursive(keys, values, 0, size);
+             this._size = size;
+           } else {
+             // that re-builds the whole tree from two in-order traversals
+             var mergedList = mergeLists(this.toList(), createList(keys, values), comparator);
+             size = this._size + size;
+             this._root = sortedListToBST({
+               head: mergedList
+             }, 0, size);
+           }
+
+           return this;
+         };
+
+         Tree.prototype.isEmpty = function () {
+           return this._root === null;
+         };
+
+         Object.defineProperty(Tree.prototype, "size", {
+           get: function get() {
+             return this._size;
+           },
+           enumerable: true,
+           configurable: true
+         });
+         Object.defineProperty(Tree.prototype, "root", {
+           get: function get() {
+             return this._root;
+           },
+           enumerable: true,
+           configurable: true
+         });
+
+         Tree.prototype.toString = function (printNode) {
+           if (printNode === void 0) {
+             printNode = function printNode(n) {
+               return String(n.key);
+             };
+           }
+
+           var out = [];
+           printRow(this._root, '', true, function (v) {
+             return out.push(v);
+           }, printNode);
+           return out.join('');
+         };
+
+         Tree.prototype.update = function (key, newKey, newData) {
+           var comparator = this._comparator;
+
+           var _a = split$2(key, this._root, comparator),
+               left = _a.left,
+               right = _a.right;
+
+           if (comparator(key, newKey) < 0) {
+             right = insert(newKey, newData, right, comparator);
+           } else {
+             left = insert(newKey, newData, left, comparator);
+           }
+
+           this._root = merge$3(left, right, comparator);
+         };
+
+         Tree.prototype.split = function (key) {
+           return split$2(key, this._root, this._comparator);
+         };
+
+         return Tree;
+       }();
+
+       function loadRecursive(keys, values, start, end) {
+         var size = end - start;
+
+         if (size > 0) {
+           var middle = start + Math.floor(size / 2);
+           var key = keys[middle];
+           var data = values[middle];
+           var node = new Node(key, data);
+           node.left = loadRecursive(keys, values, start, middle);
+           node.right = loadRecursive(keys, values, middle + 1, end);
+           return node;
+         }
+
+         return null;
+       }
+
+       function createList(keys, values) {
+         var head = new Node(null, null);
+         var p = head;
+
+         for (var i = 0; i < keys.length; i++) {
+           p = p.next = new Node(keys[i], values[i]);
+         }
+
+         p.next = null;
+         return head.next;
+       }
+
+       function toList(root) {
+         var current = root;
+         var Q = [];
+         var done = false;
+         var head = new Node(null, null);
+         var p = head;
+
+         while (!done) {
+           if (current) {
+             Q.push(current);
+             current = current.left;
+           } else {
+             if (Q.length > 0) {
+               current = p = p.next = Q.pop();
+               current = current.right;
+             } else done = true;
+           }
+         }
+
+         p.next = null; // that'll work even if the tree was empty
+
+         return head.next;
+       }
+
+       function sortedListToBST(list, start, end) {
+         var size = end - start;
+
+         if (size > 0) {
+           var middle = start + Math.floor(size / 2);
+           var left = sortedListToBST(list, start, middle);
+           var root = list.head;
+           root.left = left;
+           list.head = list.head.next;
+           root.right = sortedListToBST(list, middle + 1, end);
+           return root;
+         }
+
+         return null;
+       }
+
+       function mergeLists(l1, l2, compare) {
+         var head = new Node(null, null); // dummy
+
+         var p = head;
+         var p1 = l1;
+         var p2 = l2;
+
+         while (p1 !== null && p2 !== null) {
+           if (compare(p1.key, p2.key) < 0) {
+             p.next = p1;
+             p1 = p1.next;
+           } else {
+             p.next = p2;
+             p2 = p2.next;
+           }
+
+           p = p.next;
+         }
+
+         if (p1 !== null) {
+           p.next = p1;
+         } else if (p2 !== null) {
+           p.next = p2;
+         }
+
+         return head.next;
+       }
+
+       function sort(keys, values, left, right, compare) {
+         if (left >= right) return;
+         var pivot = keys[left + right >> 1];
+         var i = left - 1;
+         var j = right + 1;
+
+         while (true) {
+           do {
+             i++;
+           } while (compare(keys[i], pivot) < 0);
+
+           do {
+             j--;
+           } while (compare(keys[j], pivot) > 0);
+
+           if (i >= j) break;
+           var tmp = keys[i];
+           keys[i] = keys[j];
+           keys[j] = tmp;
+           tmp = values[i];
+           values[i] = values[j];
+           values[j] = tmp;
+         }
+
+         sort(keys, values, left, j, compare);
+         sort(keys, values, j + 1, right, compare);
+       }
+
+       function _classCallCheck(instance, Constructor) {
+         if (!(instance instanceof Constructor)) {
+           throw new TypeError("Cannot call a class as a function");
+         }
+       }
+
+       function _defineProperties(target, props) {
+         for (var i = 0; i < props.length; i++) {
+           var descriptor = props[i];
+           descriptor.enumerable = descriptor.enumerable || false;
+           descriptor.configurable = true;
+           if ("value" in descriptor) descriptor.writable = true;
+           Object.defineProperty(target, descriptor.key, descriptor);
+         }
+       }
+
+       function _createClass(Constructor, protoProps, staticProps) {
+         if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+         if (staticProps) _defineProperties(Constructor, staticProps);
+         return Constructor;
+       }
+       /**
+        * A bounding box has the format:
+        *
+        *  { ll: { x: xmin, y: ymin }, ur: { x: xmax, y: ymax } }
+        *
+        */
+
+
+       var isInBbox = function isInBbox(bbox, point) {
+         return bbox.ll.x <= point.x && point.x <= bbox.ur.x && bbox.ll.y <= point.y && point.y <= bbox.ur.y;
+       };
+       /* Returns either null, or a bbox (aka an ordered pair of points)
+        * If there is only one point of overlap, a bbox with identical points
+        * will be returned */
+
+
+       var getBboxOverlap = function getBboxOverlap(b1, b2) {
+         // check if the bboxes overlap at all
+         if (b2.ur.x < b1.ll.x || b1.ur.x < b2.ll.x || b2.ur.y < b1.ll.y || b1.ur.y < b2.ll.y) return null; // find the middle two X values
+
+         var lowerX = b1.ll.x < b2.ll.x ? b2.ll.x : b1.ll.x;
+         var upperX = b1.ur.x < b2.ur.x ? b1.ur.x : b2.ur.x; // find the middle two Y values
+
+         var lowerY = b1.ll.y < b2.ll.y ? b2.ll.y : b1.ll.y;
+         var upperY = b1.ur.y < b2.ur.y ? b1.ur.y : b2.ur.y; // put those middle values together to get the overlap
+
+         return {
+           ll: {
+             x: lowerX,
+             y: lowerY
+           },
+           ur: {
+             x: upperX,
+             y: upperY
+           }
+         };
+       };
+       /* Javascript doesn't do integer math. Everything is
+        * floating point with percision Number.EPSILON.
+        *
+        * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/EPSILON
+        */
+
+
+       var epsilon = Number.EPSILON; // IE Polyfill
+
+       if (epsilon === undefined) epsilon = Math.pow(2, -52);
+       var EPSILON_SQ = epsilon * epsilon;
+       /* FLP comparator */
+
+       var cmp = function cmp(a, b) {
+         // check if they're both 0
+         if (-epsilon < a && a < epsilon) {
+           if (-epsilon < b && b < epsilon) {
+             return 0;
+           }
+         } // check if they're flp equal
+
+
+         var ab = a - b;
+
+         if (ab * ab < EPSILON_SQ * a * b) {
+           return 0;
+         } // normal comparison
+
+
+         return a < b ? -1 : 1;
+       };
+       /**
+        * This class rounds incoming values sufficiently so that
+        * floating points problems are, for the most part, avoided.
+        *
+        * Incoming points are have their x & y values tested against
+        * all previously seen x & y values. If either is 'too close'
+        * to a previously seen value, it's value is 'snapped' to the
+        * previously seen value.
+        *
+        * All points should be rounded by this class before being
+        * stored in any data structures in the rest of this algorithm.
+        */
+
+
+       var PtRounder = /*#__PURE__*/function () {
+         function PtRounder() {
+           _classCallCheck(this, PtRounder);
+
+           this.reset();
+         }
+
+         _createClass(PtRounder, [{
+           key: "reset",
+           value: function reset() {
+             this.xRounder = new CoordRounder();
+             this.yRounder = new CoordRounder();
+           }
+         }, {
+           key: "round",
+           value: function round(x, y) {
+             return {
+               x: this.xRounder.round(x),
+               y: this.yRounder.round(y)
+             };
+           }
+         }]);
+
+         return PtRounder;
+       }();
+
+       var CoordRounder = /*#__PURE__*/function () {
+         function CoordRounder() {
+           _classCallCheck(this, CoordRounder);
+
+           this.tree = new Tree(); // preseed with 0 so we don't end up with values < Number.EPSILON
+
+           this.round(0);
+         } // Note: this can rounds input values backwards or forwards.
+         //       You might ask, why not restrict this to just rounding
+         //       forwards? Wouldn't that allow left endpoints to always
+         //       remain left endpoints during splitting (never change to
+         //       right). No - it wouldn't, because we snap intersections
+         //       to endpoints (to establish independence from the segment
+         //       angle for t-intersections).
+
+
+         _createClass(CoordRounder, [{
+           key: "round",
+           value: function round(coord) {
+             var node = this.tree.add(coord);
+             var prevNode = this.tree.prev(node);
+
+             if (prevNode !== null && cmp(node.key, prevNode.key) === 0) {
+               this.tree.remove(coord);
+               return prevNode.key;
+             }
+
+             var nextNode = this.tree.next(node);
+
+             if (nextNode !== null && cmp(node.key, nextNode.key) === 0) {
+               this.tree.remove(coord);
+               return nextNode.key;
+             }
+
+             return coord;
+           }
+         }]);
+
+         return CoordRounder;
+       }(); // singleton available by import
+
+
+       var rounder = new PtRounder();
+       /* Cross Product of two vectors with first point at origin */
+
+       var crossProduct = function crossProduct(a, b) {
+         return a.x * b.y - a.y * b.x;
+       };
+       /* Dot Product of two vectors with first point at origin */
+
+
+       var dotProduct = function dotProduct(a, b) {
+         return a.x * b.x + a.y * b.y;
+       };
+       /* Comparator for two vectors with same starting point */
+
+
+       var compareVectorAngles = function compareVectorAngles(basePt, endPt1, endPt2) {
+         var v1 = {
+           x: endPt1.x - basePt.x,
+           y: endPt1.y - basePt.y
+         };
+         var v2 = {
+           x: endPt2.x - basePt.x,
+           y: endPt2.y - basePt.y
+         };
+         var kross = crossProduct(v1, v2);
+         return cmp(kross, 0);
+       };
+
+       var length = function length(v) {
+         return Math.sqrt(dotProduct(v, v));
+       };
+       /* Get the sine of the angle from pShared -> pAngle to pShaed -> pBase */
+
+
+       var sineOfAngle = function sineOfAngle(pShared, pBase, pAngle) {
+         var vBase = {
+           x: pBase.x - pShared.x,
+           y: pBase.y - pShared.y
+         };
+         var vAngle = {
+           x: pAngle.x - pShared.x,
+           y: pAngle.y - pShared.y
+         };
+         return crossProduct(vAngle, vBase) / length(vAngle) / length(vBase);
+       };
+       /* Get the cosine of the angle from pShared -> pAngle to pShaed -> pBase */
+
+
+       var cosineOfAngle = function cosineOfAngle(pShared, pBase, pAngle) {
+         var vBase = {
+           x: pBase.x - pShared.x,
+           y: pBase.y - pShared.y
+         };
+         var vAngle = {
+           x: pAngle.x - pShared.x,
+           y: pAngle.y - pShared.y
+         };
+         return dotProduct(vAngle, vBase) / length(vAngle) / length(vBase);
+       };
+       /* Get the x coordinate where the given line (defined by a point and vector)
+        * crosses the horizontal line with the given y coordiante.
+        * In the case of parrallel lines (including overlapping ones) returns null. */
+
+
+       var horizontalIntersection = function horizontalIntersection(pt, v, y) {
+         if (v.y === 0) return null;
+         return {
+           x: pt.x + v.x / v.y * (y - pt.y),
+           y: y
+         };
+       };
+       /* Get the y coordinate where the given line (defined by a point and vector)
+        * crosses the vertical line with the given x coordiante.
+        * In the case of parrallel lines (including overlapping ones) returns null. */
+
+
+       var verticalIntersection = function verticalIntersection(pt, v, x) {
+         if (v.x === 0) return null;
+         return {
+           x: x,
+           y: pt.y + v.y / v.x * (x - pt.x)
+         };
+       };
+       /* Get the intersection of two lines, each defined by a base point and a vector.
+        * In the case of parrallel lines (including overlapping ones) returns null. */
+
+
+       var intersection = function intersection(pt1, v1, pt2, v2) {
+         // take some shortcuts for vertical and horizontal lines
+         // this also ensures we don't calculate an intersection and then discover
+         // it's actually outside the bounding box of the line
+         if (v1.x === 0) return verticalIntersection(pt2, v2, pt1.x);
+         if (v2.x === 0) return verticalIntersection(pt1, v1, pt2.x);
+         if (v1.y === 0) return horizontalIntersection(pt2, v2, pt1.y);
+         if (v2.y === 0) return horizontalIntersection(pt1, v1, pt2.y); // General case for non-overlapping segments.
+         // This algorithm is based on Schneider and Eberly.
+         // http://www.cimec.org.ar/~ncalvo/Schneider_Eberly.pdf - pg 244
+
+         var kross = crossProduct(v1, v2);
+         if (kross == 0) return null;
+         var ve = {
+           x: pt2.x - pt1.x,
+           y: pt2.y - pt1.y
+         };
+         var d1 = crossProduct(ve, v1) / kross;
+         var d2 = crossProduct(ve, v2) / kross; // take the average of the two calculations to minimize rounding error
+
+         var x1 = pt1.x + d2 * v1.x,
+             x2 = pt2.x + d1 * v2.x;
+         var y1 = pt1.y + d2 * v1.y,
+             y2 = pt2.y + d1 * v2.y;
+         var x = (x1 + x2) / 2;
+         var y = (y1 + y2) / 2;
+         return {
+           x: x,
+           y: y
+         };
+       };
+
+       var SweepEvent = /*#__PURE__*/function () {
+         _createClass(SweepEvent, null, [{
+           key: "compare",
+           // for ordering sweep events in the sweep event queue
+           value: function compare(a, b) {
+             // favor event with a point that the sweep line hits first
+             var ptCmp = SweepEvent.comparePoints(a.point, b.point);
+             if (ptCmp !== 0) return ptCmp; // the points are the same, so link them if needed
+
+             if (a.point !== b.point) a.link(b); // favor right events over left
+
+             if (a.isLeft !== b.isLeft) return a.isLeft ? 1 : -1; // we have two matching left or right endpoints
+             // ordering of this case is the same as for their segments
+
+             return Segment.compare(a.segment, b.segment);
+           } // for ordering points in sweep line order
+
+         }, {
+           key: "comparePoints",
+           value: function comparePoints(aPt, bPt) {
+             if (aPt.x < bPt.x) return -1;
+             if (aPt.x > bPt.x) return 1;
+             if (aPt.y < bPt.y) return -1;
+             if (aPt.y > bPt.y) return 1;
+             return 0;
+           } // Warning: 'point' input will be modified and re-used (for performance)
+
+         }]);
+
+         function SweepEvent(point, isLeft) {
+           _classCallCheck(this, SweepEvent);
+
+           if (point.events === undefined) point.events = [this];else point.events.push(this);
+           this.point = point;
+           this.isLeft = isLeft; // this.segment, this.otherSE set by factory
+         }
+
+         _createClass(SweepEvent, [{
+           key: "link",
+           value: function link(other) {
+             if (other.point === this.point) {
+               throw new Error('Tried to link already linked events');
+             }
+
+             var otherEvents = other.point.events;
+
+             for (var i = 0, iMax = otherEvents.length; i < iMax; i++) {
+               var evt = otherEvents[i];
+               this.point.events.push(evt);
+               evt.point = this.point;
+             }
+
+             this.checkForConsuming();
+           }
+           /* Do a pass over our linked events and check to see if any pair
+            * of segments match, and should be consumed. */
+
+         }, {
+           key: "checkForConsuming",
+           value: function checkForConsuming() {
+             // FIXME: The loops in this method run O(n^2) => no good.
+             //        Maintain little ordered sweep event trees?
+             //        Can we maintaining an ordering that avoids the need
+             //        for the re-sorting with getLeftmostComparator in geom-out?
+             // Compare each pair of events to see if other events also match
+             var numEvents = this.point.events.length;
+
+             for (var i = 0; i < numEvents; i++) {
+               var evt1 = this.point.events[i];
+               if (evt1.segment.consumedBy !== undefined) continue;
+
+               for (var j = i + 1; j < numEvents; j++) {
+                 var evt2 = this.point.events[j];
+                 if (evt2.consumedBy !== undefined) continue;
+                 if (evt1.otherSE.point.events !== evt2.otherSE.point.events) continue;
+                 evt1.segment.consume(evt2.segment);
+               }
+             }
+           }
+         }, {
+           key: "getAvailableLinkedEvents",
+           value: function getAvailableLinkedEvents() {
+             // point.events is always of length 2 or greater
+             var events = [];
+
+             for (var i = 0, iMax = this.point.events.length; i < iMax; i++) {
+               var evt = this.point.events[i];
+
+               if (evt !== this && !evt.segment.ringOut && evt.segment.isInResult()) {
+                 events.push(evt);
+               }
+             }
+
+             return events;
+           }
+           /**
+            * Returns a comparator function for sorting linked events that will
+            * favor the event that will give us the smallest left-side angle.
+            * All ring construction starts as low as possible heading to the right,
+            * so by always turning left as sharp as possible we'll get polygons
+            * without uncessary loops & holes.
+            *
+            * The comparator function has a compute cache such that it avoids
+            * re-computing already-computed values.
+            */
+
+         }, {
+           key: "getLeftmostComparator",
+           value: function getLeftmostComparator(baseEvent) {
+             var _this = this;
+
+             var cache = new Map();
+
+             var fillCache = function fillCache(linkedEvent) {
+               var nextEvent = linkedEvent.otherSE;
+               cache.set(linkedEvent, {
+                 sine: sineOfAngle(_this.point, baseEvent.point, nextEvent.point),
+                 cosine: cosineOfAngle(_this.point, baseEvent.point, nextEvent.point)
+               });
+             };
+
+             return function (a, b) {
+               if (!cache.has(a)) fillCache(a);
+               if (!cache.has(b)) fillCache(b);
+
+               var _cache$get = cache.get(a),
+                   asine = _cache$get.sine,
+                   acosine = _cache$get.cosine;
+
+               var _cache$get2 = cache.get(b),
+                   bsine = _cache$get2.sine,
+                   bcosine = _cache$get2.cosine; // both on or above x-axis
+
+
+               if (asine >= 0 && bsine >= 0) {
+                 if (acosine < bcosine) return 1;
+                 if (acosine > bcosine) return -1;
+                 return 0;
+               } // both below x-axis
+
+
+               if (asine < 0 && bsine < 0) {
+                 if (acosine < bcosine) return -1;
+                 if (acosine > bcosine) return 1;
+                 return 0;
+               } // one above x-axis, one below
+
+
+               if (bsine < asine) return -1;
+               if (bsine > asine) return 1;
+               return 0;
+             };
+           }
+         }]);
+
+         return SweepEvent;
+       }(); // segments and sweep events when all else is identical
+
+
+       var segmentId = 0;
+
+       var Segment = /*#__PURE__*/function () {
+         _createClass(Segment, null, [{
+           key: "compare",
+
+           /* This compare() function is for ordering segments in the sweep
+            * line tree, and does so according to the following criteria:
+            *
+            * Consider the vertical line that lies an infinestimal step to the
+            * right of the right-more of the two left endpoints of the input
+            * segments. Imagine slowly moving a point up from negative infinity
+            * in the increasing y direction. Which of the two segments will that
+            * point intersect first? That segment comes 'before' the other one.
+            *
+            * If neither segment would be intersected by such a line, (if one
+            * or more of the segments are vertical) then the line to be considered
+            * is directly on the right-more of the two left inputs.
+            */
+           value: function compare(a, b) {
+             var alx = a.leftSE.point.x;
+             var blx = b.leftSE.point.x;
+             var arx = a.rightSE.point.x;
+             var brx = b.rightSE.point.x; // check if they're even in the same vertical plane
+
+             if (brx < alx) return 1;
+             if (arx < blx) return -1;
+             var aly = a.leftSE.point.y;
+             var bly = b.leftSE.point.y;
+             var ary = a.rightSE.point.y;
+             var bry = b.rightSE.point.y; // is left endpoint of segment B the right-more?
+
+             if (alx < blx) {
+               // are the two segments in the same horizontal plane?
+               if (bly < aly && bly < ary) return 1;
+               if (bly > aly && bly > ary) return -1; // is the B left endpoint colinear to segment A?
+
+               var aCmpBLeft = a.comparePoint(b.leftSE.point);
+               if (aCmpBLeft < 0) return 1;
+               if (aCmpBLeft > 0) return -1; // is the A right endpoint colinear to segment B ?
+
+               var bCmpARight = b.comparePoint(a.rightSE.point);
+               if (bCmpARight !== 0) return bCmpARight; // colinear segments, consider the one with left-more
+               // left endpoint to be first (arbitrary?)
+
+               return -1;
+             } // is left endpoint of segment A the right-more?
+
+
+             if (alx > blx) {
+               if (aly < bly && aly < bry) return -1;
+               if (aly > bly && aly > bry) return 1; // is the A left endpoint colinear to segment B?
+
+               var bCmpALeft = b.comparePoint(a.leftSE.point);
+               if (bCmpALeft !== 0) return bCmpALeft; // is the B right endpoint colinear to segment A?
+
+               var aCmpBRight = a.comparePoint(b.rightSE.point);
+               if (aCmpBRight < 0) return 1;
+               if (aCmpBRight > 0) return -1; // colinear segments, consider the one with left-more
+               // left endpoint to be first (arbitrary?)
+
+               return 1;
+             } // if we get here, the two left endpoints are in the same
+             // vertical plane, ie alx === blx
+             // consider the lower left-endpoint to come first
+
+
+             if (aly < bly) return -1;
+             if (aly > bly) return 1; // left endpoints are identical
+             // check for colinearity by using the left-more right endpoint
+             // is the A right endpoint more left-more?
+
+             if (arx < brx) {
+               var _bCmpARight = b.comparePoint(a.rightSE.point);
+
+               if (_bCmpARight !== 0) return _bCmpARight;
+             } // is the B right endpoint more left-more?
+
+
+             if (arx > brx) {
+               var _aCmpBRight = a.comparePoint(b.rightSE.point);
+
+               if (_aCmpBRight < 0) return 1;
+               if (_aCmpBRight > 0) return -1;
+             }
+
+             if (arx !== brx) {
+               // are these two [almost] vertical segments with opposite orientation?
+               // if so, the one with the lower right endpoint comes first
+               var ay = ary - aly;
+               var ax = arx - alx;
+               var by = bry - bly;
+               var bx = brx - blx;
+               if (ay > ax && by < bx) return 1;
+               if (ay < ax && by > bx) return -1;
+             } // we have colinear segments with matching orientation
+             // consider the one with more left-more right endpoint to be first
+
+
+             if (arx > brx) return 1;
+             if (arx < brx) return -1; // if we get here, two two right endpoints are in the same
+             // vertical plane, ie arx === brx
+             // consider the lower right-endpoint to come first
+
+             if (ary < bry) return -1;
+             if (ary > bry) return 1; // right endpoints identical as well, so the segments are idential
+             // fall back on creation order as consistent tie-breaker
+
+             if (a.id < b.id) return -1;
+             if (a.id > b.id) return 1; // identical segment, ie a === b
+
+             return 0;
+           }
+           /* Warning: a reference to ringWindings input will be stored,
+            *  and possibly will be later modified */
+
+         }]);
+
+         function Segment(leftSE, rightSE, rings, windings) {
+           _classCallCheck(this, Segment);
+
+           this.id = ++segmentId;
+           this.leftSE = leftSE;
+           leftSE.segment = this;
+           leftSE.otherSE = rightSE;
+           this.rightSE = rightSE;
+           rightSE.segment = this;
+           rightSE.otherSE = leftSE;
+           this.rings = rings;
+           this.windings = windings; // left unset for performance, set later in algorithm
+           // this.ringOut, this.consumedBy, this.prev
+         }
+
+         _createClass(Segment, [{
+           key: "replaceRightSE",
+
+           /* When a segment is split, the rightSE is replaced with a new sweep event */
+           value: function replaceRightSE(newRightSE) {
+             this.rightSE = newRightSE;
+             this.rightSE.segment = this;
+             this.rightSE.otherSE = this.leftSE;
+             this.leftSE.otherSE = this.rightSE;
+           }
+         }, {
+           key: "bbox",
+           value: function bbox() {
+             var y1 = this.leftSE.point.y;
+             var y2 = this.rightSE.point.y;
+             return {
+               ll: {
+                 x: this.leftSE.point.x,
+                 y: y1 < y2 ? y1 : y2
+               },
+               ur: {
+                 x: this.rightSE.point.x,
+                 y: y1 > y2 ? y1 : y2
+               }
+             };
+           }
+           /* A vector from the left point to the right */
+
+         }, {
+           key: "vector",
+           value: function vector() {
+             return {
+               x: this.rightSE.point.x - this.leftSE.point.x,
+               y: this.rightSE.point.y - this.leftSE.point.y
+             };
+           }
+         }, {
+           key: "isAnEndpoint",
+           value: function isAnEndpoint(pt) {
+             return pt.x === this.leftSE.point.x && pt.y === this.leftSE.point.y || pt.x === this.rightSE.point.x && pt.y === this.rightSE.point.y;
+           }
+           /* Compare this segment with a point.
+            *
+            * A point P is considered to be colinear to a segment if there
+            * exists a distance D such that if we travel along the segment
+            * from one * endpoint towards the other a distance D, we find
+            * ourselves at point P.
+            *
+            * Return value indicates:
+            *
+            *   1: point lies above the segment (to the left of vertical)
+            *   0: point is colinear to segment
+            *  -1: point lies below the segment (to the right of vertical)
+            */
+
+         }, {
+           key: "comparePoint",
+           value: function comparePoint(point) {
+             if (this.isAnEndpoint(point)) return 0;
+             var lPt = this.leftSE.point;
+             var rPt = this.rightSE.point;
+             var v = this.vector(); // Exactly vertical segments.
+
+             if (lPt.x === rPt.x) {
+               if (point.x === lPt.x) return 0;
+               return point.x < lPt.x ? 1 : -1;
+             } // Nearly vertical segments with an intersection.
+             // Check to see where a point on the line with matching Y coordinate is.
+
+
+             var yDist = (point.y - lPt.y) / v.y;
+             var xFromYDist = lPt.x + yDist * v.x;
+             if (point.x === xFromYDist) return 0; // General case.
+             // Check to see where a point on the line with matching X coordinate is.
+
+             var xDist = (point.x - lPt.x) / v.x;
+             var yFromXDist = lPt.y + xDist * v.y;
+             if (point.y === yFromXDist) return 0;
+             return point.y < yFromXDist ? -1 : 1;
+           }
+           /**
+            * Given another segment, returns the first non-trivial intersection
+            * between the two segments (in terms of sweep line ordering), if it exists.
+            *
+            * A 'non-trivial' intersection is one that will cause one or both of the
+            * segments to be split(). As such, 'trivial' vs. 'non-trivial' intersection:
+            *
+            *   * endpoint of segA with endpoint of segB --> trivial
+            *   * endpoint of segA with point along segB --> non-trivial
+            *   * endpoint of segB with point along segA --> non-trivial
+            *   * point along segA with point along segB --> non-trivial
+            *
+            * If no non-trivial intersection exists, return null
+            * Else, return null.
+            */
+
+         }, {
+           key: "getIntersection",
+           value: function getIntersection(other) {
+             // If bboxes don't overlap, there can't be any intersections
+             var tBbox = this.bbox();
+             var oBbox = other.bbox();
+             var bboxOverlap = getBboxOverlap(tBbox, oBbox);
+             if (bboxOverlap === null) return null; // We first check to see if the endpoints can be considered intersections.
+             // This will 'snap' intersections to endpoints if possible, and will
+             // handle cases of colinearity.
+
+             var tlp = this.leftSE.point;
+             var trp = this.rightSE.point;
+             var olp = other.leftSE.point;
+             var orp = other.rightSE.point; // does each endpoint touch the other segment?
+             // note that we restrict the 'touching' definition to only allow segments
+             // to touch endpoints that lie forward from where we are in the sweep line pass
+
+             var touchesOtherLSE = isInBbox(tBbox, olp) && this.comparePoint(olp) === 0;
+             var touchesThisLSE = isInBbox(oBbox, tlp) && other.comparePoint(tlp) === 0;
+             var touchesOtherRSE = isInBbox(tBbox, orp) && this.comparePoint(orp) === 0;
+             var touchesThisRSE = isInBbox(oBbox, trp) && other.comparePoint(trp) === 0; // do left endpoints match?
+
+             if (touchesThisLSE && touchesOtherLSE) {
+               // these two cases are for colinear segments with matching left
+               // endpoints, and one segment being longer than the other
+               if (touchesThisRSE && !touchesOtherRSE) return trp;
+               if (!touchesThisRSE && touchesOtherRSE) return orp; // either the two segments match exactly (two trival intersections)
+               // or just on their left endpoint (one trivial intersection
+
+               return null;
+             } // does this left endpoint matches (other doesn't)
+
+
+             if (touchesThisLSE) {
+               // check for segments that just intersect on opposing endpoints
+               if (touchesOtherRSE) {
+                 if (tlp.x === orp.x && tlp.y === orp.y) return null;
+               } // t-intersection on left endpoint
+
+
+               return tlp;
+             } // does other left endpoint matches (this doesn't)
+
+
+             if (touchesOtherLSE) {
+               // check for segments that just intersect on opposing endpoints
+               if (touchesThisRSE) {
+                 if (trp.x === olp.x && trp.y === olp.y) return null;
+               } // t-intersection on left endpoint
+
+
+               return olp;
+             } // trivial intersection on right endpoints
+
+
+             if (touchesThisRSE && touchesOtherRSE) return null; // t-intersections on just one right endpoint
+
+             if (touchesThisRSE) return trp;
+             if (touchesOtherRSE) return orp; // None of our endpoints intersect. Look for a general intersection between
+             // infinite lines laid over the segments
+
+             var pt = intersection(tlp, this.vector(), olp, other.vector()); // are the segments parrallel? Note that if they were colinear with overlap,
+             // they would have an endpoint intersection and that case was already handled above
+
+             if (pt === null) return null; // is the intersection found between the lines not on the segments?
+
+             if (!isInBbox(bboxOverlap, pt)) return null; // round the the computed point if needed
+
+             return rounder.round(pt.x, pt.y);
+           }
+           /**
+            * Split the given segment into multiple segments on the given points.
+            *  * Each existing segment will retain its leftSE and a new rightSE will be
+            *    generated for it.
+            *  * A new segment will be generated which will adopt the original segment's
+            *    rightSE, and a new leftSE will be generated for it.
+            *  * If there are more than two points given to split on, new segments
+            *    in the middle will be generated with new leftSE and rightSE's.
+            *  * An array of the newly generated SweepEvents will be returned.
+            *
+            * Warning: input array of points is modified
+            */
+
+         }, {
+           key: "split",
+           value: function split(point) {
+             var newEvents = [];
+             var alreadyLinked = point.events !== undefined;
+             var newLeftSE = new SweepEvent(point, true);
+             var newRightSE = new SweepEvent(point, false);
+             var oldRightSE = this.rightSE;
+             this.replaceRightSE(newRightSE);
+             newEvents.push(newRightSE);
+             newEvents.push(newLeftSE);
+             var newSeg = new Segment(newLeftSE, oldRightSE, this.rings.slice(), this.windings.slice()); // when splitting a nearly vertical downward-facing segment,
+             // sometimes one of the resulting new segments is vertical, in which
+             // case its left and right events may need to be swapped
+
+             if (SweepEvent.comparePoints(newSeg.leftSE.point, newSeg.rightSE.point) > 0) {
+               newSeg.swapEvents();
+             }
+
+             if (SweepEvent.comparePoints(this.leftSE.point, this.rightSE.point) > 0) {
+               this.swapEvents();
+             } // in the point we just used to create new sweep events with was already
+             // linked to other events, we need to check if either of the affected
+             // segments should be consumed
+
+
+             if (alreadyLinked) {
+               newLeftSE.checkForConsuming();
+               newRightSE.checkForConsuming();
+             }
+
+             return newEvents;
+           }
+           /* Swap which event is left and right */
+
+         }, {
+           key: "swapEvents",
+           value: function swapEvents() {
+             var tmpEvt = this.rightSE;
+             this.rightSE = this.leftSE;
+             this.leftSE = tmpEvt;
+             this.leftSE.isLeft = true;
+             this.rightSE.isLeft = false;
+
+             for (var i = 0, iMax = this.windings.length; i < iMax; i++) {
+               this.windings[i] *= -1;
+             }
+           }
+           /* Consume another segment. We take their rings under our wing
+            * and mark them as consumed. Use for perfectly overlapping segments */
+
+         }, {
+           key: "consume",
+           value: function consume(other) {
+             var consumer = this;
+             var consumee = other;
+
+             while (consumer.consumedBy) {
+               consumer = consumer.consumedBy;
+             }
+
+             while (consumee.consumedBy) {
+               consumee = consumee.consumedBy;
+             }
+
+             var cmp = Segment.compare(consumer, consumee);
+             if (cmp === 0) return; // already consumed
+             // the winner of the consumption is the earlier segment
+             // according to sweep line ordering
+
+             if (cmp > 0) {
+               var tmp = consumer;
+               consumer = consumee;
+               consumee = tmp;
+             } // make sure a segment doesn't consume it's prev
+
+
+             if (consumer.prev === consumee) {
+               var _tmp = consumer;
+               consumer = consumee;
+               consumee = _tmp;
+             }
+
+             for (var i = 0, iMax = consumee.rings.length; i < iMax; i++) {
+               var ring = consumee.rings[i];
+               var winding = consumee.windings[i];
+               var index = consumer.rings.indexOf(ring);
+
+               if (index === -1) {
+                 consumer.rings.push(ring);
+                 consumer.windings.push(winding);
+               } else consumer.windings[index] += winding;
+             }
+
+             consumee.rings = null;
+             consumee.windings = null;
+             consumee.consumedBy = consumer; // mark sweep events consumed as to maintain ordering in sweep event queue
+
+             consumee.leftSE.consumedBy = consumer.leftSE;
+             consumee.rightSE.consumedBy = consumer.rightSE;
+           }
+           /* The first segment previous segment chain that is in the result */
+
+         }, {
+           key: "prevInResult",
+           value: function prevInResult() {
+             if (this._prevInResult !== undefined) return this._prevInResult;
+             if (!this.prev) this._prevInResult = null;else if (this.prev.isInResult()) this._prevInResult = this.prev;else this._prevInResult = this.prev.prevInResult();
+             return this._prevInResult;
+           }
+         }, {
+           key: "beforeState",
+           value: function beforeState() {
+             if (this._beforeState !== undefined) return this._beforeState;
+             if (!this.prev) this._beforeState = {
+               rings: [],
+               windings: [],
+               multiPolys: []
+             };else {
+               var seg = this.prev.consumedBy || this.prev;
+               this._beforeState = seg.afterState();
+             }
+             return this._beforeState;
+           }
+         }, {
+           key: "afterState",
+           value: function afterState() {
+             if (this._afterState !== undefined) return this._afterState;
+             var beforeState = this.beforeState();
+             this._afterState = {
+               rings: beforeState.rings.slice(0),
+               windings: beforeState.windings.slice(0),
+               multiPolys: []
+             };
+             var ringsAfter = this._afterState.rings;
+             var windingsAfter = this._afterState.windings;
+             var mpsAfter = this._afterState.multiPolys; // calculate ringsAfter, windingsAfter
+
+             for (var i = 0, iMax = this.rings.length; i < iMax; i++) {
+               var ring = this.rings[i];
+               var winding = this.windings[i];
+               var index = ringsAfter.indexOf(ring);
+
+               if (index === -1) {
+                 ringsAfter.push(ring);
+                 windingsAfter.push(winding);
+               } else windingsAfter[index] += winding;
+             } // calcualte polysAfter
+
+
+             var polysAfter = [];
+             var polysExclude = [];
+
+             for (var _i = 0, _iMax = ringsAfter.length; _i < _iMax; _i++) {
+               if (windingsAfter[_i] === 0) continue; // non-zero rule
+
+               var _ring = ringsAfter[_i];
+               var poly = _ring.poly;
+               if (polysExclude.indexOf(poly) !== -1) continue;
+               if (_ring.isExterior) polysAfter.push(poly);else {
+                 if (polysExclude.indexOf(poly) === -1) polysExclude.push(poly);
+
+                 var _index = polysAfter.indexOf(_ring.poly);
+
+                 if (_index !== -1) polysAfter.splice(_index, 1);
+               }
+             } // calculate multiPolysAfter
+
+
+             for (var _i2 = 0, _iMax2 = polysAfter.length; _i2 < _iMax2; _i2++) {
+               var mp = polysAfter[_i2].multiPoly;
+               if (mpsAfter.indexOf(mp) === -1) mpsAfter.push(mp);
+             }
+
+             return this._afterState;
+           }
+           /* Is this segment part of the final result? */
+
+         }, {
+           key: "isInResult",
+           value: function isInResult() {
+             // if we've been consumed, we're not in the result
+             if (this.consumedBy) return false;
+             if (this._isInResult !== undefined) return this._isInResult;
+             var mpsBefore = this.beforeState().multiPolys;
+             var mpsAfter = this.afterState().multiPolys;
+
+             switch (operation.type) {
+               case 'union':
+                 {
+                   // UNION - included iff:
+                   //  * On one side of us there is 0 poly interiors AND
+                   //  * On the other side there is 1 or more.
+                   var noBefores = mpsBefore.length === 0;
+                   var noAfters = mpsAfter.length === 0;
+                   this._isInResult = noBefores !== noAfters;
+                   break;
+                 }
+
+               case 'intersection':
+                 {
+                   // INTERSECTION - included iff:
+                   //  * on one side of us all multipolys are rep. with poly interiors AND
+                   //  * on the other side of us, not all multipolys are repsented
+                   //    with poly interiors
+                   var least;
+                   var most;
+
+                   if (mpsBefore.length < mpsAfter.length) {
+                     least = mpsBefore.length;
+                     most = mpsAfter.length;
+                   } else {
+                     least = mpsAfter.length;
+                     most = mpsBefore.length;
+                   }
+
+                   this._isInResult = most === operation.numMultiPolys && least < most;
+                   break;
+                 }
+
+               case 'xor':
+                 {
+                   // XOR - included iff:
+                   //  * the difference between the number of multipolys represented
+                   //    with poly interiors on our two sides is an odd number
+                   var diff = Math.abs(mpsBefore.length - mpsAfter.length);
+                   this._isInResult = diff % 2 === 1;
+                   break;
+                 }
+
+               case 'difference':
+                 {
+                   // DIFFERENCE included iff:
+                   //  * on exactly one side, we have just the subject
+                   var isJustSubject = function isJustSubject(mps) {
+                     return mps.length === 1 && mps[0].isSubject;
+                   };
+
+                   this._isInResult = isJustSubject(mpsBefore) !== isJustSubject(mpsAfter);
+                   break;
+                 }
+
+               default:
+                 throw new Error("Unrecognized operation type found ".concat(operation.type));
+             }
+
+             return this._isInResult;
+           }
+         }], [{
+           key: "fromRing",
+           value: function fromRing(pt1, pt2, ring) {
+             var leftPt, rightPt, winding; // ordering the two points according to sweep line ordering
+
+             var cmpPts = SweepEvent.comparePoints(pt1, pt2);
+
+             if (cmpPts < 0) {
+               leftPt = pt1;
+               rightPt = pt2;
+               winding = 1;
+             } else if (cmpPts > 0) {
+               leftPt = pt2;
+               rightPt = pt1;
+               winding = -1;
+             } else throw new Error("Tried to create degenerate segment at [".concat(pt1.x, ", ").concat(pt1.y, "]"));
+
+             var leftSE = new SweepEvent(leftPt, true);
+             var rightSE = new SweepEvent(rightPt, false);
+             return new Segment(leftSE, rightSE, [ring], [winding]);
+           }
+         }]);
+
+         return Segment;
+       }();
+
+       var RingIn = /*#__PURE__*/function () {
+         function RingIn(geomRing, poly, isExterior) {
+           _classCallCheck(this, RingIn);
+
+           if (!Array.isArray(geomRing) || geomRing.length === 0) {
+             throw new Error('Input geometry is not a valid Polygon or MultiPolygon');
+           }
+
+           this.poly = poly;
+           this.isExterior = isExterior;
+           this.segments = [];
+
+           if (typeof geomRing[0][0] !== 'number' || typeof geomRing[0][1] !== 'number') {
+             throw new Error('Input geometry is not a valid Polygon or MultiPolygon');
+           }
+
+           var firstPoint = rounder.round(geomRing[0][0], geomRing[0][1]);
+           this.bbox = {
+             ll: {
+               x: firstPoint.x,
+               y: firstPoint.y
+             },
+             ur: {
+               x: firstPoint.x,
+               y: firstPoint.y
+             }
+           };
+           var prevPoint = firstPoint;
+
+           for (var i = 1, iMax = geomRing.length; i < iMax; i++) {
+             if (typeof geomRing[i][0] !== 'number' || typeof geomRing[i][1] !== 'number') {
+               throw new Error('Input geometry is not a valid Polygon or MultiPolygon');
+             }
+
+             var point = rounder.round(geomRing[i][0], geomRing[i][1]); // skip repeated points
+
+             if (point.x === prevPoint.x && point.y === prevPoint.y) continue;
+             this.segments.push(Segment.fromRing(prevPoint, point, this));
+             if (point.x < this.bbox.ll.x) this.bbox.ll.x = point.x;
+             if (point.y < this.bbox.ll.y) this.bbox.ll.y = point.y;
+             if (point.x > this.bbox.ur.x) this.bbox.ur.x = point.x;
+             if (point.y > this.bbox.ur.y) this.bbox.ur.y = point.y;
+             prevPoint = point;
+           } // add segment from last to first if last is not the same as first
+
+
+           if (firstPoint.x !== prevPoint.x || firstPoint.y !== prevPoint.y) {
+             this.segments.push(Segment.fromRing(prevPoint, firstPoint, this));
+           }
+         }
+
+         _createClass(RingIn, [{
+           key: "getSweepEvents",
+           value: function getSweepEvents() {
+             var sweepEvents = [];
+
+             for (var i = 0, iMax = this.segments.length; i < iMax; i++) {
+               var segment = this.segments[i];
+               sweepEvents.push(segment.leftSE);
+               sweepEvents.push(segment.rightSE);
+             }
+
+             return sweepEvents;
+           }
+         }]);
+
+         return RingIn;
+       }();
+
+       var PolyIn = /*#__PURE__*/function () {
+         function PolyIn(geomPoly, multiPoly) {
+           _classCallCheck(this, PolyIn);
+
+           if (!Array.isArray(geomPoly)) {
+             throw new Error('Input geometry is not a valid Polygon or MultiPolygon');
+           }
+
+           this.exteriorRing = new RingIn(geomPoly[0], this, true); // copy by value
+
+           this.bbox = {
+             ll: {
+               x: this.exteriorRing.bbox.ll.x,
+               y: this.exteriorRing.bbox.ll.y
+             },
+             ur: {
+               x: this.exteriorRing.bbox.ur.x,
+               y: this.exteriorRing.bbox.ur.y
+             }
+           };
+           this.interiorRings = [];
+
+           for (var i = 1, iMax = geomPoly.length; i < iMax; i++) {
+             var ring = new RingIn(geomPoly[i], this, false);
+             if (ring.bbox.ll.x < this.bbox.ll.x) this.bbox.ll.x = ring.bbox.ll.x;
+             if (ring.bbox.ll.y < this.bbox.ll.y) this.bbox.ll.y = ring.bbox.ll.y;
+             if (ring.bbox.ur.x > this.bbox.ur.x) this.bbox.ur.x = ring.bbox.ur.x;
+             if (ring.bbox.ur.y > this.bbox.ur.y) this.bbox.ur.y = ring.bbox.ur.y;
+             this.interiorRings.push(ring);
+           }
+
+           this.multiPoly = multiPoly;
+         }
+
+         _createClass(PolyIn, [{
+           key: "getSweepEvents",
+           value: function getSweepEvents() {
+             var sweepEvents = this.exteriorRing.getSweepEvents();
+
+             for (var i = 0, iMax = this.interiorRings.length; i < iMax; i++) {
+               var ringSweepEvents = this.interiorRings[i].getSweepEvents();
+
+               for (var j = 0, jMax = ringSweepEvents.length; j < jMax; j++) {
+                 sweepEvents.push(ringSweepEvents[j]);
+               }
+             }
+
+             return sweepEvents;
+           }
+         }]);
+
+         return PolyIn;
+       }();
+
+       var MultiPolyIn = /*#__PURE__*/function () {
+         function MultiPolyIn(geom, isSubject) {
+           _classCallCheck(this, MultiPolyIn);
+
+           if (!Array.isArray(geom)) {
+             throw new Error('Input geometry is not a valid Polygon or MultiPolygon');
+           }
+
+           try {
+             // if the input looks like a polygon, convert it to a multipolygon
+             if (typeof geom[0][0][0] === 'number') geom = [geom];
+           } catch (ex) {// The input is either malformed or has empty arrays.
+             // In either case, it will be handled later on.
+           }
+
+           this.polys = [];
+           this.bbox = {
+             ll: {
+               x: Number.POSITIVE_INFINITY,
+               y: Number.POSITIVE_INFINITY
+             },
+             ur: {
+               x: Number.NEGATIVE_INFINITY,
+               y: Number.NEGATIVE_INFINITY
+             }
+           };
+
+           for (var i = 0, iMax = geom.length; i < iMax; i++) {
+             var poly = new PolyIn(geom[i], this);
+             if (poly.bbox.ll.x < this.bbox.ll.x) this.bbox.ll.x = poly.bbox.ll.x;
+             if (poly.bbox.ll.y < this.bbox.ll.y) this.bbox.ll.y = poly.bbox.ll.y;
+             if (poly.bbox.ur.x > this.bbox.ur.x) this.bbox.ur.x = poly.bbox.ur.x;
+             if (poly.bbox.ur.y > this.bbox.ur.y) this.bbox.ur.y = poly.bbox.ur.y;
+             this.polys.push(poly);
+           }
+
+           this.isSubject = isSubject;
+         }
+
+         _createClass(MultiPolyIn, [{
+           key: "getSweepEvents",
+           value: function getSweepEvents() {
+             var sweepEvents = [];
+
+             for (var i = 0, iMax = this.polys.length; i < iMax; i++) {
+               var polySweepEvents = this.polys[i].getSweepEvents();
+
+               for (var j = 0, jMax = polySweepEvents.length; j < jMax; j++) {
+                 sweepEvents.push(polySweepEvents[j]);
+               }
+             }
+
+             return sweepEvents;
+           }
+         }]);
+
+         return MultiPolyIn;
+       }();
+
+       var RingOut = /*#__PURE__*/function () {
+         _createClass(RingOut, null, [{
+           key: "factory",
+
+           /* Given the segments from the sweep line pass, compute & return a series
+            * of closed rings from all the segments marked to be part of the result */
+           value: function factory(allSegments) {
+             var ringsOut = [];
+
+             for (var i = 0, iMax = allSegments.length; i < iMax; i++) {
+               var segment = allSegments[i];
+               if (!segment.isInResult() || segment.ringOut) continue;
+               var prevEvent = null;
+               var event = segment.leftSE;
+               var nextEvent = segment.rightSE;
+               var events = [event];
+               var startingPoint = event.point;
+               var intersectionLEs = [];
+               /* Walk the chain of linked events to form a closed ring */
+
+               while (true) {
+                 prevEvent = event;
+                 event = nextEvent;
+                 events.push(event);
+                 /* Is the ring complete? */
+
+                 if (event.point === startingPoint) break;
+
+                 while (true) {
+                   var availableLEs = event.getAvailableLinkedEvents();
+                   /* Did we hit a dead end? This shouldn't happen. Indicates some earlier
+                    * part of the algorithm malfunctioned... please file a bug report. */
+
+                   if (availableLEs.length === 0) {
+                     var firstPt = events[0].point;
+                     var lastPt = events[events.length - 1].point;
+                     throw new Error("Unable to complete output ring starting at [".concat(firstPt.x, ",") + " ".concat(firstPt.y, "]. Last matching segment found ends at") + " [".concat(lastPt.x, ", ").concat(lastPt.y, "]."));
+                   }
+                   /* Only one way to go, so cotinue on the path */
+
+
+                   if (availableLEs.length === 1) {
+                     nextEvent = availableLEs[0].otherSE;
+                     break;
+                   }
+                   /* We must have an intersection. Check for a completed loop */
+
+
+                   var indexLE = null;
+
+                   for (var j = 0, jMax = intersectionLEs.length; j < jMax; j++) {
+                     if (intersectionLEs[j].point === event.point) {
+                       indexLE = j;
+                       break;
+                     }
+                   }
+                   /* Found a completed loop. Cut that off and make a ring */
+
+
+                   if (indexLE !== null) {
+                     var intersectionLE = intersectionLEs.splice(indexLE)[0];
+                     var ringEvents = events.splice(intersectionLE.index);
+                     ringEvents.unshift(ringEvents[0].otherSE);
+                     ringsOut.push(new RingOut(ringEvents.reverse()));
+                     continue;
+                   }
+                   /* register the intersection */
+
+
+                   intersectionLEs.push({
+                     index: events.length,
+                     point: event.point
+                   });
+                   /* Choose the left-most option to continue the walk */
+
+                   var comparator = event.getLeftmostComparator(prevEvent);
+                   nextEvent = availableLEs.sort(comparator)[0].otherSE;
+                   break;
+                 }
+               }
+
+               ringsOut.push(new RingOut(events));
+             }
+
+             return ringsOut;
+           }
+         }]);
+
+         function RingOut(events) {
+           _classCallCheck(this, RingOut);
+
+           this.events = events;
+
+           for (var i = 0, iMax = events.length; i < iMax; i++) {
+             events[i].segment.ringOut = this;
+           }
+
+           this.poly = null;
+         }
+
+         _createClass(RingOut, [{
+           key: "getGeom",
+           value: function getGeom() {
+             // Remove superfluous points (ie extra points along a straight line),
+             var prevPt = this.events[0].point;
+             var points = [prevPt];
+
+             for (var i = 1, iMax = this.events.length - 1; i < iMax; i++) {
+               var _pt = this.events[i].point;
+               var _nextPt = this.events[i + 1].point;
+               if (compareVectorAngles(_pt, prevPt, _nextPt) === 0) continue;
+               points.push(_pt);
+               prevPt = _pt;
+             } // ring was all (within rounding error of angle calc) colinear points
+
+
+             if (points.length === 1) return null; // check if the starting point is necessary
+
+             var pt = points[0];
+             var nextPt = points[1];
+             if (compareVectorAngles(pt, prevPt, nextPt) === 0) points.shift();
+             points.push(points[0]);
+             var step = this.isExteriorRing() ? 1 : -1;
+             var iStart = this.isExteriorRing() ? 0 : points.length - 1;
+             var iEnd = this.isExteriorRing() ? points.length : -1;
+             var orderedPoints = [];
+
+             for (var _i = iStart; _i != iEnd; _i += step) {
+               orderedPoints.push([points[_i].x, points[_i].y]);
+             }
+
+             return orderedPoints;
+           }
+         }, {
+           key: "isExteriorRing",
+           value: function isExteriorRing() {
+             if (this._isExteriorRing === undefined) {
+               var enclosing = this.enclosingRing();
+               this._isExteriorRing = enclosing ? !enclosing.isExteriorRing() : true;
+             }
+
+             return this._isExteriorRing;
+           }
+         }, {
+           key: "enclosingRing",
+           value: function enclosingRing() {
+             if (this._enclosingRing === undefined) {
+               this._enclosingRing = this._calcEnclosingRing();
+             }
+
+             return this._enclosingRing;
+           }
+           /* Returns the ring that encloses this one, if any */
+
+         }, {
+           key: "_calcEnclosingRing",
+           value: function _calcEnclosingRing() {
+             // start with the ealier sweep line event so that the prevSeg
+             // chain doesn't lead us inside of a loop of ours
+             var leftMostEvt = this.events[0];
+
+             for (var i = 1, iMax = this.events.length; i < iMax; i++) {
+               var evt = this.events[i];
+               if (SweepEvent.compare(leftMostEvt, evt) > 0) leftMostEvt = evt;
+             }
+
+             var prevSeg = leftMostEvt.segment.prevInResult();
+             var prevPrevSeg = prevSeg ? prevSeg.prevInResult() : null;
+
+             while (true) {
+               // no segment found, thus no ring can enclose us
+               if (!prevSeg) return null; // no segments below prev segment found, thus the ring of the prev
+               // segment must loop back around and enclose us
+
+               if (!prevPrevSeg) return prevSeg.ringOut; // if the two segments are of different rings, the ring of the prev
+               // segment must either loop around us or the ring of the prev prev
+               // seg, which would make us and the ring of the prev peers
+
+               if (prevPrevSeg.ringOut !== prevSeg.ringOut) {
+                 if (prevPrevSeg.ringOut.enclosingRing() !== prevSeg.ringOut) {
+                   return prevSeg.ringOut;
+                 } else return prevSeg.ringOut.enclosingRing();
+               } // two segments are from the same ring, so this was a penisula
+               // of that ring. iterate downward, keep searching
+
+
+               prevSeg = prevPrevSeg.prevInResult();
+               prevPrevSeg = prevSeg ? prevSeg.prevInResult() : null;
+             }
+           }
+         }]);
+
+         return RingOut;
+       }();
+
+       var PolyOut = /*#__PURE__*/function () {
+         function PolyOut(exteriorRing) {
+           _classCallCheck(this, PolyOut);
+
+           this.exteriorRing = exteriorRing;
+           exteriorRing.poly = this;
+           this.interiorRings = [];
+         }
+
+         _createClass(PolyOut, [{
+           key: "addInterior",
+           value: function addInterior(ring) {
+             this.interiorRings.push(ring);
+             ring.poly = this;
+           }
+         }, {
+           key: "getGeom",
+           value: function getGeom() {
+             var geom = [this.exteriorRing.getGeom()]; // exterior ring was all (within rounding error of angle calc) colinear points
+
+             if (geom[0] === null) return null;
+
+             for (var i = 0, iMax = this.interiorRings.length; i < iMax; i++) {
+               var ringGeom = this.interiorRings[i].getGeom(); // interior ring was all (within rounding error of angle calc) colinear points
+
+               if (ringGeom === null) continue;
+               geom.push(ringGeom);
+             }
+
+             return geom;
+           }
+         }]);
+
+         return PolyOut;
+       }();
+
+       var MultiPolyOut = /*#__PURE__*/function () {
+         function MultiPolyOut(rings) {
+           _classCallCheck(this, MultiPolyOut);
+
+           this.rings = rings;
+           this.polys = this._composePolys(rings);
+         }
+
+         _createClass(MultiPolyOut, [{
+           key: "getGeom",
+           value: function getGeom() {
+             var geom = [];
+
+             for (var i = 0, iMax = this.polys.length; i < iMax; i++) {
+               var polyGeom = this.polys[i].getGeom(); // exterior ring was all (within rounding error of angle calc) colinear points
+
+               if (polyGeom === null) continue;
+               geom.push(polyGeom);
+             }
+
+             return geom;
+           }
+         }, {
+           key: "_composePolys",
+           value: function _composePolys(rings) {
+             var polys = [];
+
+             for (var i = 0, iMax = rings.length; i < iMax; i++) {
+               var ring = rings[i];
+               if (ring.poly) continue;
+               if (ring.isExteriorRing()) polys.push(new PolyOut(ring));else {
+                 var enclosingRing = ring.enclosingRing();
+                 if (!enclosingRing.poly) polys.push(new PolyOut(enclosingRing));
+                 enclosingRing.poly.addInterior(ring);
+               }
+             }
+
+             return polys;
+           }
+         }]);
+
+         return MultiPolyOut;
+       }();
+       /**
+        * NOTE:  We must be careful not to change any segments while
+        *        they are in the SplayTree. AFAIK, there's no way to tell
+        *        the tree to rebalance itself - thus before splitting
+        *        a segment that's in the tree, we remove it from the tree,
+        *        do the split, then re-insert it. (Even though splitting a
+        *        segment *shouldn't* change its correct position in the
+        *        sweep line tree, the reality is because of rounding errors,
+        *        it sometimes does.)
+        */
+
+
+       var SweepLine = /*#__PURE__*/function () {
+         function SweepLine(queue) {
+           var comparator = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : Segment.compare;
+
+           _classCallCheck(this, SweepLine);
+
+           this.queue = queue;
+           this.tree = new Tree(comparator);
+           this.segments = [];
+         }
+
+         _createClass(SweepLine, [{
+           key: "process",
+           value: function process(event) {
+             var segment = event.segment;
+             var newEvents = []; // if we've already been consumed by another segment,
+             // clean up our body parts and get out
+
+             if (event.consumedBy) {
+               if (event.isLeft) this.queue.remove(event.otherSE);else this.tree.remove(segment);
+               return newEvents;
+             }
+
+             var node = event.isLeft ? this.tree.insert(segment) : this.tree.find(segment);
+             if (!node) throw new Error("Unable to find segment #".concat(segment.id, " ") + "[".concat(segment.leftSE.point.x, ", ").concat(segment.leftSE.point.y, "] -> ") + "[".concat(segment.rightSE.point.x, ", ").concat(segment.rightSE.point.y, "] ") + 'in SweepLine tree. Please submit a bug report.');
+             var prevNode = node;
+             var nextNode = node;
+             var prevSeg = undefined;
+             var nextSeg = undefined; // skip consumed segments still in tree
+
+             while (prevSeg === undefined) {
+               prevNode = this.tree.prev(prevNode);
+               if (prevNode === null) prevSeg = null;else if (prevNode.key.consumedBy === undefined) prevSeg = prevNode.key;
+             } // skip consumed segments still in tree
+
+
+             while (nextSeg === undefined) {
+               nextNode = this.tree.next(nextNode);
+               if (nextNode === null) nextSeg = null;else if (nextNode.key.consumedBy === undefined) nextSeg = nextNode.key;
+             }
+
+             if (event.isLeft) {
+               // Check for intersections against the previous segment in the sweep line
+               var prevMySplitter = null;
+
+               if (prevSeg) {
+                 var prevInter = prevSeg.getIntersection(segment);
+
+                 if (prevInter !== null) {
+                   if (!segment.isAnEndpoint(prevInter)) prevMySplitter = prevInter;
+
+                   if (!prevSeg.isAnEndpoint(prevInter)) {
+                     var newEventsFromSplit = this._splitSafely(prevSeg, prevInter);
+
+                     for (var i = 0, iMax = newEventsFromSplit.length; i < iMax; i++) {
+                       newEvents.push(newEventsFromSplit[i]);
+                     }
+                   }
+                 }
+               } // Check for intersections against the next segment in the sweep line
+
+
+               var nextMySplitter = null;
+
+               if (nextSeg) {
+                 var nextInter = nextSeg.getIntersection(segment);
+
+                 if (nextInter !== null) {
+                   if (!segment.isAnEndpoint(nextInter)) nextMySplitter = nextInter;
+
+                   if (!nextSeg.isAnEndpoint(nextInter)) {
+                     var _newEventsFromSplit = this._splitSafely(nextSeg, nextInter);
+
+                     for (var _i = 0, _iMax = _newEventsFromSplit.length; _i < _iMax; _i++) {
+                       newEvents.push(_newEventsFromSplit[_i]);
+                     }
+                   }
+                 }
+               } // For simplicity, even if we find more than one intersection we only
+               // spilt on the 'earliest' (sweep-line style) of the intersections.
+               // The other intersection will be handled in a future process().
+
+
+               if (prevMySplitter !== null || nextMySplitter !== null) {
+                 var mySplitter = null;
+                 if (prevMySplitter === null) mySplitter = nextMySplitter;else if (nextMySplitter === null) mySplitter = prevMySplitter;else {
+                   var cmpSplitters = SweepEvent.comparePoints(prevMySplitter, nextMySplitter);
+                   mySplitter = cmpSplitters <= 0 ? prevMySplitter : nextMySplitter;
+                 } // Rounding errors can cause changes in ordering,
+                 // so remove afected segments and right sweep events before splitting
+
+                 this.queue.remove(segment.rightSE);
+                 newEvents.push(segment.rightSE);
+
+                 var _newEventsFromSplit2 = segment.split(mySplitter);
+
+                 for (var _i2 = 0, _iMax2 = _newEventsFromSplit2.length; _i2 < _iMax2; _i2++) {
+                   newEvents.push(_newEventsFromSplit2[_i2]);
+                 }
+               }
+
+               if (newEvents.length > 0) {
+                 // We found some intersections, so re-do the current event to
+                 // make sure sweep line ordering is totally consistent for later
+                 // use with the segment 'prev' pointers
+                 this.tree.remove(segment);
+                 newEvents.push(event);
+               } else {
+                 // done with left event
+                 this.segments.push(segment);
+                 segment.prev = prevSeg;
+               }
+             } else {
+               // event.isRight
+               // since we're about to be removed from the sweep line, check for
+               // intersections between our previous and next segments
+               if (prevSeg && nextSeg) {
+                 var inter = prevSeg.getIntersection(nextSeg);
+
+                 if (inter !== null) {
+                   if (!prevSeg.isAnEndpoint(inter)) {
+                     var _newEventsFromSplit3 = this._splitSafely(prevSeg, inter);
+
+                     for (var _i3 = 0, _iMax3 = _newEventsFromSplit3.length; _i3 < _iMax3; _i3++) {
+                       newEvents.push(_newEventsFromSplit3[_i3]);
+                     }
+                   }
+
+                   if (!nextSeg.isAnEndpoint(inter)) {
+                     var _newEventsFromSplit4 = this._splitSafely(nextSeg, inter);
+
+                     for (var _i4 = 0, _iMax4 = _newEventsFromSplit4.length; _i4 < _iMax4; _i4++) {
+                       newEvents.push(_newEventsFromSplit4[_i4]);
+                     }
+                   }
+                 }
+               }
+
+               this.tree.remove(segment);
+             }
+
+             return newEvents;
+           }
+           /* Safely split a segment that is currently in the datastructures
+            * IE - a segment other than the one that is currently being processed. */
+
+         }, {
+           key: "_splitSafely",
+           value: function _splitSafely(seg, pt) {
+             // Rounding errors can cause changes in ordering,
+             // so remove afected segments and right sweep events before splitting
+             // removeNode() doesn't work, so have re-find the seg
+             // https://github.com/w8r/splay-tree/pull/5
+             this.tree.remove(seg);
+             var rightSE = seg.rightSE;
+             this.queue.remove(rightSE);
+             var newEvents = seg.split(pt);
+             newEvents.push(rightSE); // splitting can trigger consumption
+
+             if (seg.consumedBy === undefined) this.tree.insert(seg);
+             return newEvents;
+           }
+         }]);
+
+         return SweepLine;
+       }();
+
+       var POLYGON_CLIPPING_MAX_QUEUE_SIZE = typeof process !== 'undefined' && process.env.POLYGON_CLIPPING_MAX_QUEUE_SIZE || 1000000;
+       var POLYGON_CLIPPING_MAX_SWEEPLINE_SEGMENTS = typeof process !== 'undefined' && process.env.POLYGON_CLIPPING_MAX_SWEEPLINE_SEGMENTS || 1000000;
+
+       var Operation = /*#__PURE__*/function () {
+         function Operation() {
+           _classCallCheck(this, Operation);
+         }
+
+         _createClass(Operation, [{
+           key: "run",
+           value: function run(type, geom, moreGeoms) {
+             operation.type = type;
+             rounder.reset();
+             /* Convert inputs to MultiPoly objects */
+
+             var multipolys = [new MultiPolyIn(geom, true)];
+
+             for (var i = 0, iMax = moreGeoms.length; i < iMax; i++) {
+               multipolys.push(new MultiPolyIn(moreGeoms[i], false));
+             }
+
+             operation.numMultiPolys = multipolys.length;
+             /* BBox optimization for difference operation
+              * If the bbox of a multipolygon that's part of the clipping doesn't
+              * intersect the bbox of the subject at all, we can just drop that
+              * multiploygon. */
+
+             if (operation.type === 'difference') {
+               // in place removal
+               var subject = multipolys[0];
+               var _i = 1;
+
+               while (_i < multipolys.length) {
+                 if (getBboxOverlap(multipolys[_i].bbox, subject.bbox) !== null) _i++;else multipolys.splice(_i, 1);
+               }
+             }
+             /* BBox optimization for intersection operation
+              * If we can find any pair of multipolygons whose bbox does not overlap,
+              * then the result will be empty. */
+
+
+             if (operation.type === 'intersection') {
+               // TODO: this is O(n^2) in number of polygons. By sorting the bboxes,
+               //       it could be optimized to O(n * ln(n))
+               for (var _i2 = 0, _iMax = multipolys.length; _i2 < _iMax; _i2++) {
+                 var mpA = multipolys[_i2];
+
+                 for (var j = _i2 + 1, jMax = multipolys.length; j < jMax; j++) {
+                   if (getBboxOverlap(mpA.bbox, multipolys[j].bbox) === null) return [];
+                 }
+               }
+             }
+             /* Put segment endpoints in a priority queue */
+
+
+             var queue = new Tree(SweepEvent.compare);
+
+             for (var _i3 = 0, _iMax2 = multipolys.length; _i3 < _iMax2; _i3++) {
+               var sweepEvents = multipolys[_i3].getSweepEvents();
+
+               for (var _j = 0, _jMax = sweepEvents.length; _j < _jMax; _j++) {
+                 queue.insert(sweepEvents[_j]);
+
+                 if (queue.size > POLYGON_CLIPPING_MAX_QUEUE_SIZE) {
+                   // prevents an infinite loop, an otherwise common manifestation of bugs
+                   throw new Error('Infinite loop when putting segment endpoints in a priority queue ' + '(queue size too big). Please file a bug report.');
+                 }
+               }
+             }
+             /* Pass the sweep line over those endpoints */
+
+
+             var sweepLine = new SweepLine(queue);
+             var prevQueueSize = queue.size;
+             var node = queue.pop();
+
+             while (node) {
+               var evt = node.key;
+
+               if (queue.size === prevQueueSize) {
+                 // prevents an infinite loop, an otherwise common manifestation of bugs
+                 var seg = evt.segment;
+                 throw new Error("Unable to pop() ".concat(evt.isLeft ? 'left' : 'right', " SweepEvent ") + "[".concat(evt.point.x, ", ").concat(evt.point.y, "] from segment #").concat(seg.id, " ") + "[".concat(seg.leftSE.point.x, ", ").concat(seg.leftSE.point.y, "] -> ") + "[".concat(seg.rightSE.point.x, ", ").concat(seg.rightSE.point.y, "] from queue. ") + 'Please file a bug report.');
+               }
+
+               if (queue.size > POLYGON_CLIPPING_MAX_QUEUE_SIZE) {
+                 // prevents an infinite loop, an otherwise common manifestation of bugs
+                 throw new Error('Infinite loop when passing sweep line over endpoints ' + '(queue size too big). Please file a bug report.');
+               }
+
+               if (sweepLine.segments.length > POLYGON_CLIPPING_MAX_SWEEPLINE_SEGMENTS) {
+                 // prevents an infinite loop, an otherwise common manifestation of bugs
+                 throw new Error('Infinite loop when passing sweep line over endpoints ' + '(too many sweep line segments). Please file a bug report.');
+               }
+
+               var newEvents = sweepLine.process(evt);
+
+               for (var _i4 = 0, _iMax3 = newEvents.length; _i4 < _iMax3; _i4++) {
+                 var _evt = newEvents[_i4];
+                 if (_evt.consumedBy === undefined) queue.insert(_evt);
+               }
+
+               prevQueueSize = queue.size;
+               node = queue.pop();
+             } // free some memory we don't need anymore
+
+
+             rounder.reset();
+             /* Collect and compile segments we're keeping into a multipolygon */
+
+             var ringsOut = RingOut.factory(sweepLine.segments);
+             var result = new MultiPolyOut(ringsOut);
+             return result.getGeom();
+           }
+         }]);
+
+         return Operation;
+       }(); // singleton available by import
+
+
+       var operation = new Operation();
+
+       var union = function union(geom) {
+         for (var _len = arguments.length, moreGeoms = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
+           moreGeoms[_key - 1] = arguments[_key];
+         }
+
+         return operation.run('union', geom, moreGeoms);
+       };
+
+       var intersection$1 = function intersection(geom) {
+         for (var _len2 = arguments.length, moreGeoms = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
+           moreGeoms[_key2 - 1] = arguments[_key2];
+         }
+
+         return operation.run('intersection', geom, moreGeoms);
+       };
+
+       var xor = function xor(geom) {
+         for (var _len3 = arguments.length, moreGeoms = new Array(_len3 > 1 ? _len3 - 1 : 0), _key3 = 1; _key3 < _len3; _key3++) {
+           moreGeoms[_key3 - 1] = arguments[_key3];
+         }
+
+         return operation.run('xor', geom, moreGeoms);
+       };
+
+       var difference = function difference(subjectGeom) {
+         for (var _len4 = arguments.length, clippingGeoms = new Array(_len4 > 1 ? _len4 - 1 : 0), _key4 = 1; _key4 < _len4; _key4++) {
+           clippingGeoms[_key4 - 1] = arguments[_key4];
+         }
+
+         return operation.run('difference', subjectGeom, clippingGeoms);
+       };
+
+       var index = {
+         union: union,
+         intersection: intersection$1,
+         xor: xor,
+         difference: difference
+       };
+
+       var geojsonPrecision = {exports: {}};
+
+       (function () {
+         function parse(t, coordinatePrecision, extrasPrecision) {
+           function point(p) {
+             return p.map(function (e, index) {
+               if (index < 2) {
+                 return 1 * e.toFixed(coordinatePrecision);
+               } else {
+                 return 1 * e.toFixed(extrasPrecision);
+               }
+             });
+           }
+
+           function multi(l) {
+             return l.map(point);
+           }
+
+           function poly(p) {
+             return p.map(multi);
+           }
+
+           function multiPoly(m) {
+             return m.map(poly);
+           }
+
+           function geometry(obj) {
+             if (!obj) {
+               return {};
+             }
+
+             switch (obj.type) {
+               case "Point":
+                 obj.coordinates = point(obj.coordinates);
+                 return obj;
+
+               case "LineString":
+               case "MultiPoint":
+                 obj.coordinates = multi(obj.coordinates);
+                 return obj;
+
+               case "Polygon":
+               case "MultiLineString":
+                 obj.coordinates = poly(obj.coordinates);
+                 return obj;
+
+               case "MultiPolygon":
+                 obj.coordinates = multiPoly(obj.coordinates);
+                 return obj;
+
+               case "GeometryCollection":
+                 obj.geometries = obj.geometries.map(geometry);
+                 return obj;
+
+               default:
+                 return {};
+             }
+           }
+
+           function feature(obj) {
+             obj.geometry = geometry(obj.geometry);
+             return obj;
+           }
+
+           function featureCollection(f) {
+             f.features = f.features.map(feature);
+             return f;
+           }
+
+           function geometryCollection(g) {
+             g.geometries = g.geometries.map(geometry);
+             return g;
+           }
+
+           if (!t) {
+             return t;
+           }
+
+           switch (t.type) {
+             case "Feature":
+               return feature(t);
+
+             case "GeometryCollection":
+               return geometryCollection(t);
+
+             case "FeatureCollection":
+               return featureCollection(t);
+
+             case "Point":
+             case "LineString":
+             case "Polygon":
+             case "MultiPoint":
+             case "MultiPolygon":
+             case "MultiLineString":
+               return geometry(t);
+
+             default:
+               return t;
+           }
+         }
+
+         geojsonPrecision.exports = parse;
+         geojsonPrecision.exports.parse = parse;
+       })();
+
+       var precision = geojsonPrecision.exports;
+
+       var $$k = _export;
+       var fails$5 = fails$S;
+       var toObject$1 = toObject$j;
+       var toPrimitive = toPrimitive$3;
+
+       var FORCED$5 = fails$5(function () {
+         return new Date(NaN).toJSON() !== null
+           || Date.prototype.toJSON.call({ toISOString: function () { return 1; } }) !== 1;
+       });
+
+       // `Date.prototype.toJSON` method
+       // https://tc39.es/ecma262/#sec-date.prototype.tojson
+       $$k({ target: 'Date', proto: true, forced: FORCED$5 }, {
+         // eslint-disable-next-line no-unused-vars -- required for `.length`
+         toJSON: function toJSON(key) {
+           var O = toObject$1(this);
+           var pv = toPrimitive(O, 'number');
+           return typeof pv == 'number' && !isFinite(pv) ? null : O.toISOString();
+         }
+       });
+
+       var $$j = _export;
+       var call$1 = functionCall;
+
+       // `URL.prototype.toJSON` method
+       // https://url.spec.whatwg.org/#dom-url-tojson
+       $$j({ target: 'URL', proto: true, enumerable: true }, {
+         toJSON: function toJSON() {
+           return call$1(URL.prototype.toString, this);
+         }
+       });
+
+       function isObject$3(obj) {
+         return _typeof(obj) === 'object' && obj !== null;
+       }
+
+       function forEach(obj, cb) {
+         if (Array.isArray(obj)) {
+           obj.forEach(cb);
+         } else if (isObject$3(obj)) {
+           Object.keys(obj).forEach(function (key) {
+             var val = obj[key];
+             cb(val, key);
+           });
+         }
+       }
+
+       function getTreeDepth(obj) {
+         var depth = 0;
+
+         if (Array.isArray(obj) || isObject$3(obj)) {
+           forEach(obj, function (val) {
+             if (Array.isArray(val) || isObject$3(val)) {
+               var tmpDepth = getTreeDepth(val);
+
+               if (tmpDepth > depth) {
+                 depth = tmpDepth;
+               }
+             }
+           });
+           return depth + 1;
+         }
+
+         return depth;
+       }
+
+       function stringify(obj, options) {
+         options = options || {};
+         var indent = JSON.stringify([1], null, get(options, 'indent', 2)).slice(2, -3);
+         var addMargin = get(options, 'margins', false);
+         var addArrayMargin = get(options, 'arrayMargins', false);
+         var addObjectMargin = get(options, 'objectMargins', false);
+         var maxLength = indent === '' ? Infinity : get(options, 'maxLength', 80);
+         var maxNesting = get(options, 'maxNesting', Infinity);
+         return function _stringify(obj, currentIndent, reserved) {
+           if (obj && typeof obj.toJSON === 'function') {
+             obj = obj.toJSON();
+           }
+
+           var string = JSON.stringify(obj);
+
+           if (string === undefined) {
+             return string;
+           }
+
+           var length = maxLength - currentIndent.length - reserved;
+           var treeDepth = getTreeDepth(obj);
+
+           if (treeDepth <= maxNesting && string.length <= length) {
+             var prettified = prettify(string, {
+               addMargin: addMargin,
+               addArrayMargin: addArrayMargin,
+               addObjectMargin: addObjectMargin
+             });
+
+             if (prettified.length <= length) {
+               return prettified;
+             }
+           }
+
+           if (isObject$3(obj)) {
+             var nextIndent = currentIndent + indent;
+             var items = [];
+             var delimiters;
+
+             var comma = function comma(array, index) {
+               return index === array.length - 1 ? 0 : 1;
+             };
+
+             if (Array.isArray(obj)) {
+               for (var index = 0; index < obj.length; index++) {
+                 items.push(_stringify(obj[index], nextIndent, comma(obj, index)) || 'null');
+               }
+
+               delimiters = '[]';
+             } else {
+               Object.keys(obj).forEach(function (key, index, array) {
+                 var keyPart = JSON.stringify(key) + ': ';
+
+                 var value = _stringify(obj[key], nextIndent, keyPart.length + comma(array, index));
+
+                 if (value !== undefined) {
+                   items.push(keyPart + value);
+                 }
+               });
+               delimiters = '{}';
+             }
+
+             if (items.length > 0) {
+               return [delimiters[0], indent + items.join(',\n' + nextIndent), delimiters[1]].join('\n' + currentIndent);
+             }
+           }
+
+           return string;
+         }(obj, '', 0);
+       } // Note: This regex matches even invalid JSON strings, but since we’re
+       // working on the output of `JSON.stringify` we know that only valid strings
+       // are present (unless the user supplied a weird `options.indent` but in
+       // that case we don’t care since the output would be invalid anyway).
+
+
+       var stringOrChar = /("(?:[^\\"]|\\.)*")|[:,\][}{]/g;
+
+       function prettify(string, options) {
+         options = options || {};
+         var tokens = {
+           '{': '{',
+           '}': '}',
+           '[': '[',
+           ']': ']',
+           ',': ', ',
+           ':': ': '
+         };
+
+         if (options.addMargin || options.addObjectMargin) {
+           tokens['{'] = '{ ';
+           tokens['}'] = ' }';
+         }
+
+         if (options.addMargin || options.addArrayMargin) {
+           tokens['['] = '[ ';
+           tokens[']'] = ' ]';
+         }
+
+         return string.replace(stringOrChar, function (match, string) {
+           return string ? match : tokens[match];
+         });
+       }
+
+       function get(options, name, defaultValue) {
+         return name in options ? options[name] : defaultValue;
+       }
+
+       var jsonStringifyPrettyCompact = stringify;
+
+       var _default = /*#__PURE__*/function () {
+         // constructor
+         //
+         // `fc`  Optional FeatureCollection of known features
+         //
+         // Optionally pass a GeoJSON FeatureCollection of known features which we can refer to later.
+         // Each feature must have a filename-like `id`, for example: `something.geojson`
+         //
+         // {
+         //   "type": "FeatureCollection"
+         //   "features": [
+         //     {
+         //       "type": "Feature",
+         //       "id": "philly_metro.geojson",
+         //       "properties": { … },
+         //       "geometry": { … }
+         //     }
+         //   ]
+         // }
+         function _default(fc) {
+           var _this = this;
+
+           _classCallCheck$1(this, _default);
+
+           // The _cache retains resolved features, so if you ask for the same thing multiple times
+           // we don't repeat the expensive resolving/clipping operations.
+           //
+           // Each feature has a stable identifier that is used as the cache key.
+           // The identifiers look like:
+           // - for point locations, the stringified point:          e.g. '[8.67039,49.41882]'
+           // - for geojson locations, the geojson id:               e.g. 'de-hamburg.geojson'
+           // - for countrycoder locations, feature.id property:     e.g. 'Q2'  (countrycoder uses Wikidata identifiers)
+           // - for aggregated locationSets, +[include]-[exclude]:   e.g '+[Q2]-[Q18,Q27611]'
+           this._cache = {}; // When strict mode = true, throw on invalid locations or locationSets.
+           // When strict mode = false, return `null` for invalid locations or locationSets.
+
+           this._strict = true; // process input FeatureCollection
+
+           if (fc && fc.type === 'FeatureCollection' && Array.isArray(fc.features)) {
+             fc.features.forEach(function (feature) {
+               feature.properties = feature.properties || {};
+               var props = feature.properties; // Get `id` from either `id` or `properties`
+
+               var id = feature.id || props.id;
+               if (!id || !/^\S+\.geojson$/i.test(id)) return; // Ensure `id` exists and is lowercase
+
+               id = id.toLowerCase();
+               feature.id = id;
+               props.id = id; // Ensure `area` property exists
+
+               if (!props.area) {
+                 var area = geojsonArea.geometry(feature.geometry) / 1e6; // m² to km²
+
+                 props.area = Number(area.toFixed(2));
+               }
+
+               _this._cache[id] = feature;
+             });
+           } // Replace CountryCoder world geometry to be a polygon covering the world.
+
+
+           var world = _cloneDeep(feature$1('Q2'));
+
+           world.geometry = {
+             type: 'Polygon',
+             coordinates: [[[-180, -90], [180, -90], [180, 90], [-180, 90], [-180, -90]]]
+           };
+           world.id = 'Q2';
+           world.properties.id = 'Q2';
+           world.properties.area = geojsonArea.geometry(world.geometry) / 1e6; // m² to km²
+
+           this._cache.Q2 = world;
+         } // validateLocation
+         // `location`  The location to validate
+         //
+         // Pass a `location` value to validate
+         //
+         // Returns a result like:
+         //   {
+         //     type:     'point', 'geojson', or 'countrycoder'
+         //     location:  the queried location
+         //     id:        the stable identifier for the feature
+         //   }
+         // or `null` if the location is invalid
+         //
+
+
+         _createClass$1(_default, [{
+           key: "validateLocation",
+           value: function validateLocation(location) {
+             if (Array.isArray(location) && (location.length === 2 || location.length === 3)) {
+               // [lon, lat] or [lon, lat, radius] point?
+               var lon = location[0];
+               var lat = location[1];
+               var radius = location[2];
+
+               if (Number.isFinite(lon) && lon >= -180 && lon <= 180 && Number.isFinite(lat) && lat >= -90 && lat <= 90 && (location.length === 2 || Number.isFinite(radius) && radius > 0)) {
+                 var id = '[' + location.toString() + ']';
+                 return {
+                   type: 'point',
+                   location: location,
+                   id: id
+                 };
+               }
+             } else if (typeof location === 'string' && /^\S+\.geojson$/i.test(location)) {
+               // a .geojson filename?
+               var _id = location.toLowerCase();
+
+               if (this._cache[_id]) {
+                 return {
+                   type: 'geojson',
+                   location: location,
+                   id: _id
+                 };
+               }
+             } else if (typeof location === 'string' || typeof location === 'number') {
+               // a country-coder value?
+               var feature = feature$1(location);
+
+               if (feature) {
+                 // Use wikidata QID as the identifier, since that seems to be the one
+                 // property that everything in CountryCoder is guaranteed to have.
+                 var _id2 = feature.properties.wikidata;
+                 return {
+                   type: 'countrycoder',
+                   location: location,
+                   id: _id2
+                 };
+               }
+             }
+
+             if (this._strict) {
+               throw new Error("validateLocation:  Invalid location: \"".concat(location, "\"."));
+             } else {
+               return null;
+             }
+           } // resolveLocation
+           // `location`  The location to resolve
+           //
+           // Pass a `location` value to resolve
+           //
+           // Returns a result like:
+           //   {
+           //     type:      'point', 'geojson', or 'countrycoder'
+           //     location:  the queried location
+           //     id:        a stable identifier for the feature
+           //     feature:   the resolved GeoJSON feature
+           //   }
+           //  or `null` if the location is invalid
+           //
+
+         }, {
+           key: "resolveLocation",
+           value: function resolveLocation(location) {
+             var valid = this.validateLocation(location);
+             if (!valid) return null;
+             var id = valid.id; // Return a result from cache if we can
+
+             if (this._cache[id]) {
+               return Object.assign(valid, {
+                 feature: this._cache[id]
+               });
+             } // A [lon,lat] coordinate pair?
+
+
+             if (valid.type === 'point') {
+               var lon = location[0];
+               var lat = location[1];
+               var radius = location[2] || 25; // km
+
+               var EDGES = 10;
+               var PRECISION = 3;
+               var area = Math.PI * radius * radius;
+               var feature = this._cache[id] = precision({
+                 type: 'Feature',
+                 id: id,
+                 properties: {
+                   id: id,
+                   area: Number(area.toFixed(2))
+                 },
+                 geometry: circleToPolygon([lon, lat], radius * 1000, EDGES) // km to m
+
+               }, PRECISION);
+               return Object.assign(valid, {
+                 feature: feature
+               }); // A .geojson filename?
+             } else if (valid.type === 'geojson') ; else if (valid.type === 'countrycoder') {
+               var _feature = _cloneDeep(feature$1(id));
+
+               var props = _feature.properties; // -> This block of code is weird and requires some explanation. <-
+               // CountryCoder includes higher level features which are made up of members.
+               // These features don't have their own geometry, but CountryCoder provides an
+               //   `aggregateFeature` method to combine these members into a MultiPolygon.
+               // In the past, Turf/JSTS/martinez could not handle the aggregated features,
+               //   so we'd iteratively union them all together.  (this was slow)
+               // But now mfogel/polygon-clipping handles these MultiPolygons like a boss.
+               // This approach also has the benefit of removing all the internal boaders and
+               //   simplifying the regional polygons a lot.
+
+               if (Array.isArray(props.members)) {
+                 var aggregate = aggregateFeature(id);
+                 aggregate.geometry.coordinates = _clip([aggregate], 'UNION').geometry.coordinates;
+                 _feature.geometry = aggregate.geometry;
+               } // Ensure `area` property exists
+
+
+               if (!props.area) {
+                 var _area = geojsonArea.geometry(_feature.geometry) / 1e6; // m² to km²
+
+
+                 props.area = Number(_area.toFixed(2));
+               } // Ensure `id` property exists
+
+
+               _feature.id = id;
+               props.id = id;
+               this._cache[id] = _feature;
+               return Object.assign(valid, {
+                 feature: _feature
+               });
+             }
+
+             if (this._strict) {
+               throw new Error("resolveLocation:  Couldn't resolve location \"".concat(location, "\"."));
+             } else {
+               return null;
+             }
+           } // validateLocationSet
+           // `locationSet`  the locationSet to validate
+           //
+           // Pass a locationSet Object to validate like:
+           //   {
+           //     include: [ Array of locations ],
+           //     exclude: [ Array of locations ]
+           //   }
+           //
+           // Returns a result like:
+           //   {
+           //     type:         'locationset'
+           //     locationSet:  the queried locationSet
+           //     id:           the stable identifier for the feature
+           //   }
+           // or `null` if the locationSet is invalid
+           //
+
+         }, {
+           key: "validateLocationSet",
+           value: function validateLocationSet(locationSet) {
+             locationSet = locationSet || {};
+             var validator = this.validateLocation.bind(this);
+             var include = (locationSet.include || []).map(validator).filter(Boolean);
+             var exclude = (locationSet.exclude || []).map(validator).filter(Boolean);
+
+             if (!include.length) {
+               if (this._strict) {
+                 throw new Error("validateLocationSet:  LocationSet includes nothing.");
+               } else {
+                 // non-strict mode, replace an empty locationSet with one that includes "the world"
+                 locationSet.include = ['Q2'];
+                 include = [{
+                   type: 'countrycoder',
+                   location: 'Q2',
+                   id: 'Q2'
+                 }];
+               }
+             } // Generate stable identifier
+
+
+             include.sort(_sortLocations);
+             var id = '+[' + include.map(function (d) {
+               return d.id;
+             }).join(',') + ']';
+
+             if (exclude.length) {
+               exclude.sort(_sortLocations);
+               id += '-[' + exclude.map(function (d) {
+                 return d.id;
+               }).join(',') + ']';
+             }
+
+             return {
+               type: 'locationset',
+               locationSet: locationSet,
+               id: id
+             };
+           } // resolveLocationSet
+           // `locationSet`  the locationSet to resolve
+           //
+           // Pass a locationSet Object to validate like:
+           //   {
+           //     include: [ Array of locations ],
+           //     exclude: [ Array of locations ]
+           //   }
+           //
+           // Returns a result like:
+           //   {
+           //     type:         'locationset'
+           //     locationSet:  the queried locationSet
+           //     id:           the stable identifier for the feature
+           //     feature:      the resolved GeoJSON feature
+           //   }
+           // or `null` if the locationSet is invalid
+           //
+
+         }, {
+           key: "resolveLocationSet",
+           value: function resolveLocationSet(locationSet) {
+             locationSet = locationSet || {};
+             var valid = this.validateLocationSet(locationSet);
+             if (!valid) return null;
+             var id = valid.id; // Return a result from cache if we can
+
+             if (this._cache[id]) {
+               return Object.assign(valid, {
+                 feature: this._cache[id]
+               });
+             }
+
+             var resolver = this.resolveLocation.bind(this);
+             var includes = (locationSet.include || []).map(resolver).filter(Boolean);
+             var excludes = (locationSet.exclude || []).map(resolver).filter(Boolean); // Return quickly if it's a single included location..
+
+             if (includes.length === 1 && excludes.length === 0) {
+               return Object.assign(valid, {
+                 feature: includes[0].feature
+               });
+             } // Calculate unions
+
+
+             var includeGeoJSON = _clip(includes.map(function (d) {
+               return d.feature;
+             }), 'UNION');
+
+             var excludeGeoJSON = _clip(excludes.map(function (d) {
+               return d.feature;
+             }), 'UNION'); // Calculate difference, update `area` and return result
+
+
+             var resultGeoJSON = excludeGeoJSON ? _clip([includeGeoJSON, excludeGeoJSON], 'DIFFERENCE') : includeGeoJSON;
+             var area = geojsonArea.geometry(resultGeoJSON.geometry) / 1e6; // m² to km²
+
+             resultGeoJSON.id = id;
+             resultGeoJSON.properties = {
+               id: id,
+               area: Number(area.toFixed(2))
+             };
+             this._cache[id] = resultGeoJSON;
+             return Object.assign(valid, {
+               feature: resultGeoJSON
+             });
+           } // strict
+           //
+
+         }, {
+           key: "strict",
+           value: function strict(val) {
+             if (val === undefined) {
+               // get
+               return this._strict;
+             } else {
+               // set
+               this._strict = val;
+               return this;
+             }
+           } // cache
+           // convenience method to access the internal cache
+
+         }, {
+           key: "cache",
+           value: function cache() {
+             return this._cache;
+           } // stringify
+           // convenience method to prettyStringify the given object
+
+         }, {
+           key: "stringify",
+           value: function stringify(obj, options) {
+             return jsonStringifyPrettyCompact(obj, options);
+           }
+         }]);
+
+         return _default;
+       }(); // Wrap the mfogel/polygon-clipping library and return a GeoJSON feature.
+
+       function _clip(features, which) {
+         if (!Array.isArray(features) || !features.length) return null;
+         var fn = {
+           UNION: index.union,
+           DIFFERENCE: index.difference
+         }[which];
+         var args = features.map(function (feature) {
+           return feature.geometry.coordinates;
+         });
+         var coords = fn.apply(null, args);
+         return {
+           type: 'Feature',
+           properties: {},
+           geometry: {
+             type: whichType(coords),
+             coordinates: coords
+           }
+         }; // is this a Polygon or a MultiPolygon?
+
+         function whichType(coords) {
+           var a = Array.isArray(coords);
+           var b = a && Array.isArray(coords[0]);
+           var c = b && Array.isArray(coords[0][0]);
+           var d = c && Array.isArray(coords[0][0][0]);
+           return d ? 'MultiPolygon' : 'Polygon';
+         }
+       }
+
+       function _cloneDeep(obj) {
+         return JSON.parse(JSON.stringify(obj));
+       } // Sorting the location lists is ok because they end up unioned together.
+       // This sorting makes it possible to generate a deterministic id.
+
+
+       function _sortLocations(a, b) {
+         var rank = {
+           countrycoder: 1,
+           geojson: 2,
+           point: 3
+         };
+         var aRank = rank[a.type];
+         var bRank = rank[b.type];
+         return aRank > bRank ? 1 : aRank < bRank ? -1 : a.id.localeCompare(b.id);
+       }
+
+       var $$i = _export;
+
+       // `Number.MAX_SAFE_INTEGER` constant
+       // https://tc39.es/ecma262/#sec-number.max_safe_integer
+       $$i({ target: 'Number', stat: true }, {
+         MAX_SAFE_INTEGER: 0x1FFFFFFFFFFFFF
+       });
+
+       var aesJs = {exports: {}};
+
+       (function (module, exports) {
+         (function (root) {
+
+           function checkInt(value) {
+             return parseInt(value) === value;
+           }
+
+           function checkInts(arrayish) {
+             if (!checkInt(arrayish.length)) {
+               return false;
+             }
+
+             for (var i = 0; i < arrayish.length; i++) {
+               if (!checkInt(arrayish[i]) || arrayish[i] < 0 || arrayish[i] > 255) {
+                 return false;
+               }
+             }
+
+             return true;
+           }
+
+           function coerceArray(arg, copy) {
+             // ArrayBuffer view
+             if (arg.buffer && arg.name === 'Uint8Array') {
+               if (copy) {
+                 if (arg.slice) {
+                   arg = arg.slice();
+                 } else {
+                   arg = Array.prototype.slice.call(arg);
+                 }
+               }
+
+               return arg;
+             } // It's an array; check it is a valid representation of a byte
+
+
+             if (Array.isArray(arg)) {
+               if (!checkInts(arg)) {
+                 throw new Error('Array contains invalid value: ' + arg);
+               }
+
+               return new Uint8Array(arg);
+             } // Something else, but behaves like an array (maybe a Buffer? Arguments?)
+
+
+             if (checkInt(arg.length) && checkInts(arg)) {
+               return new Uint8Array(arg);
+             }
+
+             throw new Error('unsupported array-like object');
+           }
+
+           function createArray(length) {
+             return new Uint8Array(length);
+           }
+
+           function copyArray(sourceArray, targetArray, targetStart, sourceStart, sourceEnd) {
+             if (sourceStart != null || sourceEnd != null) {
+               if (sourceArray.slice) {
+                 sourceArray = sourceArray.slice(sourceStart, sourceEnd);
+               } else {
+                 sourceArray = Array.prototype.slice.call(sourceArray, sourceStart, sourceEnd);
+               }
+             }
+
+             targetArray.set(sourceArray, targetStart);
+           }
+
+           var convertUtf8 = function () {
+             function toBytes(text) {
+               var result = [],
+                   i = 0;
+               text = encodeURI(text);
+
+               while (i < text.length) {
+                 var c = text.charCodeAt(i++); // if it is a % sign, encode the following 2 bytes as a hex value
+
+                 if (c === 37) {
+                   result.push(parseInt(text.substr(i, 2), 16));
+                   i += 2; // otherwise, just the actual byte
+                 } else {
+                   result.push(c);
+                 }
+               }
+
+               return coerceArray(result);
+             }
+
+             function fromBytes(bytes) {
+               var result = [],
+                   i = 0;
+
+               while (i < bytes.length) {
+                 var c = bytes[i];
+
+                 if (c < 128) {
+                   result.push(String.fromCharCode(c));
+                   i++;
+                 } else if (c > 191 && c < 224) {
+                   result.push(String.fromCharCode((c & 0x1f) << 6 | bytes[i + 1] & 0x3f));
+                   i += 2;
+                 } else {
+                   result.push(String.fromCharCode((c & 0x0f) << 12 | (bytes[i + 1] & 0x3f) << 6 | bytes[i + 2] & 0x3f));
+                   i += 3;
+                 }
+               }
+
+               return result.join('');
+             }
+
+             return {
+               toBytes: toBytes,
+               fromBytes: fromBytes
+             };
+           }();
+
+           var convertHex = function () {
+             function toBytes(text) {
+               var result = [];
+
+               for (var i = 0; i < text.length; i += 2) {
+                 result.push(parseInt(text.substr(i, 2), 16));
+               }
+
+               return result;
+             } // http://ixti.net/development/javascript/2011/11/11/base64-encodedecode-of-utf8-in-browser-with-js.html
+
+
+             var Hex = '0123456789abcdef';
+
+             function fromBytes(bytes) {
+               var result = [];
+
+               for (var i = 0; i < bytes.length; i++) {
+                 var v = bytes[i];
+                 result.push(Hex[(v & 0xf0) >> 4] + Hex[v & 0x0f]);
+               }
+
+               return result.join('');
+             }
+
+             return {
+               toBytes: toBytes,
+               fromBytes: fromBytes
+             };
+           }(); // Number of rounds by keysize
+
+
+           var numberOfRounds = {
+             16: 10,
+             24: 12,
+             32: 14
+           }; // Round constant words
+
+           var rcon = [0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80, 0x1b, 0x36, 0x6c, 0xd8, 0xab, 0x4d, 0x9a, 0x2f, 0x5e, 0xbc, 0x63, 0xc6, 0x97, 0x35, 0x6a, 0xd4, 0xb3, 0x7d, 0xfa, 0xef, 0xc5, 0x91]; // S-box and Inverse S-box (S is for Substitution)
+
+           var S = [0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75, 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8, 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb, 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a, 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16];
+           var Si = [0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb, 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb, 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e, 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25, 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92, 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda, 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84, 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06, 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b, 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea, 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73, 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e, 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b, 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20, 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4, 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f, 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef, 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61, 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d]; // Transformations for encryption
+
+           var T1 = [0xc66363a5, 0xf87c7c84, 0xee777799, 0xf67b7b8d, 0xfff2f20d, 0xd66b6bbd, 0xde6f6fb1, 0x91c5c554, 0x60303050, 0x02010103, 0xce6767a9, 0x562b2b7d, 0xe7fefe19, 0xb5d7d762, 0x4dababe6, 0xec76769a, 0x8fcaca45, 0x1f82829d, 0x89c9c940, 0xfa7d7d87, 0xeffafa15, 0xb25959eb, 0x8e4747c9, 0xfbf0f00b, 0x41adadec, 0xb3d4d467, 0x5fa2a2fd, 0x45afafea, 0x239c9cbf, 0x53a4a4f7, 0xe4727296, 0x9bc0c05b, 0x75b7b7c2, 0xe1fdfd1c, 0x3d9393ae, 0x4c26266a, 0x6c36365a, 0x7e3f3f41, 0xf5f7f702, 0x83cccc4f, 0x6834345c, 0x51a5a5f4, 0xd1e5e534, 0xf9f1f108, 0xe2717193, 0xabd8d873, 0x62313153, 0x2a15153f, 0x0804040c, 0x95c7c752, 0x46232365, 0x9dc3c35e, 0x30181828, 0x379696a1, 0x0a05050f, 0x2f9a9ab5, 0x0e070709, 0x24121236, 0x1b80809b, 0xdfe2e23d, 0xcdebeb26, 0x4e272769, 0x7fb2b2cd, 0xea75759f, 0x1209091b, 0x1d83839e, 0x582c2c74, 0x341a1a2e, 0x361b1b2d, 0xdc6e6eb2, 0xb45a5aee, 0x5ba0a0fb, 0xa45252f6, 0x763b3b4d, 0xb7d6d661, 0x7db3b3ce, 0x5229297b, 0xdde3e33e, 0x5e2f2f71, 0x13848497, 0xa65353f5, 0xb9d1d168, 0x00000000, 0xc1eded2c, 0x40202060, 0xe3fcfc1f, 0x79b1b1c8, 0xb65b5bed, 0xd46a6abe, 0x8dcbcb46, 0x67bebed9, 0x7239394b, 0x944a4ade, 0x984c4cd4, 0xb05858e8, 0x85cfcf4a, 0xbbd0d06b, 0xc5efef2a, 0x4faaaae5, 0xedfbfb16, 0x864343c5, 0x9a4d4dd7, 0x66333355, 0x11858594, 0x8a4545cf, 0xe9f9f910, 0x04020206, 0xfe7f7f81, 0xa05050f0, 0x783c3c44, 0x259f9fba, 0x4ba8a8e3, 0xa25151f3, 0x5da3a3fe, 0x804040c0, 0x058f8f8a, 0x3f9292ad, 0x219d9dbc, 0x70383848, 0xf1f5f504, 0x63bcbcdf, 0x77b6b6c1, 0xafdada75, 0x42212163, 0x20101030, 0xe5ffff1a, 0xfdf3f30e, 0xbfd2d26d, 0x81cdcd4c, 0x180c0c14, 0x26131335, 0xc3ecec2f, 0xbe5f5fe1, 0x359797a2, 0x884444cc, 0x2e171739, 0x93c4c457, 0x55a7a7f2, 0xfc7e7e82, 0x7a3d3d47, 0xc86464ac, 0xba5d5de7, 0x3219192b, 0xe6737395, 0xc06060a0, 0x19818198, 0x9e4f4fd1, 0xa3dcdc7f, 0x44222266, 0x542a2a7e, 0x3b9090ab, 0x0b888883, 0x8c4646ca, 0xc7eeee29, 0x6bb8b8d3, 0x2814143c, 0xa7dede79, 0xbc5e5ee2, 0x160b0b1d, 0xaddbdb76, 0xdbe0e03b, 0x64323256, 0x743a3a4e, 0x140a0a1e, 0x924949db, 0x0c06060a, 0x4824246c, 0xb85c5ce4, 0x9fc2c25d, 0xbdd3d36e, 0x43acacef, 0xc46262a6, 0x399191a8, 0x319595a4, 0xd3e4e437, 0xf279798b, 0xd5e7e732, 0x8bc8c843, 0x6e373759, 0xda6d6db7, 0x018d8d8c, 0xb1d5d564, 0x9c4e4ed2, 0x49a9a9e0, 0xd86c6cb4, 0xac5656fa, 0xf3f4f407, 0xcfeaea25, 0xca6565af, 0xf47a7a8e, 0x47aeaee9, 0x10080818, 0x6fbabad5, 0xf0787888, 0x4a25256f, 0x5c2e2e72, 0x381c1c24, 0x57a6a6f1, 0x73b4b4c7, 0x97c6c651, 0xcbe8e823, 0xa1dddd7c, 0xe874749c, 0x3e1f1f21, 0x964b4bdd, 0x61bdbddc, 0x0d8b8b86, 0x0f8a8a85, 0xe0707090, 0x7c3e3e42, 0x71b5b5c4, 0xcc6666aa, 0x904848d8, 0x06030305, 0xf7f6f601, 0x1c0e0e12, 0xc26161a3, 0x6a35355f, 0xae5757f9, 0x69b9b9d0, 0x17868691, 0x99c1c158, 0x3a1d1d27, 0x279e9eb9, 0xd9e1e138, 0xebf8f813, 0x2b9898b3, 0x22111133, 0xd26969bb, 0xa9d9d970, 0x078e8e89, 0x339494a7, 0x2d9b9bb6, 0x3c1e1e22, 0x15878792, 0xc9e9e920, 0x87cece49, 0xaa5555ff, 0x50282878, 0xa5dfdf7a, 0x038c8c8f, 0x59a1a1f8, 0x09898980, 0x1a0d0d17, 0x65bfbfda, 0xd7e6e631, 0x844242c6, 0xd06868b8, 0x824141c3, 0x299999b0, 0x5a2d2d77, 0x1e0f0f11, 0x7bb0b0cb, 0xa85454fc, 0x6dbbbbd6, 0x2c16163a];
+           var T2 = [0xa5c66363, 0x84f87c7c, 0x99ee7777, 0x8df67b7b, 0x0dfff2f2, 0xbdd66b6b, 0xb1de6f6f, 0x5491c5c5, 0x50603030, 0x03020101, 0xa9ce6767, 0x7d562b2b, 0x19e7fefe, 0x62b5d7d7, 0xe64dabab, 0x9aec7676, 0x458fcaca, 0x9d1f8282, 0x4089c9c9, 0x87fa7d7d, 0x15effafa, 0xebb25959, 0xc98e4747, 0x0bfbf0f0, 0xec41adad, 0x67b3d4d4, 0xfd5fa2a2, 0xea45afaf, 0xbf239c9c, 0xf753a4a4, 0x96e47272, 0x5b9bc0c0, 0xc275b7b7, 0x1ce1fdfd, 0xae3d9393, 0x6a4c2626, 0x5a6c3636, 0x417e3f3f, 0x02f5f7f7, 0x4f83cccc, 0x5c683434, 0xf451a5a5, 0x34d1e5e5, 0x08f9f1f1, 0x93e27171, 0x73abd8d8, 0x53623131, 0x3f2a1515, 0x0c080404, 0x5295c7c7, 0x65462323, 0x5e9dc3c3, 0x28301818, 0xa1379696, 0x0f0a0505, 0xb52f9a9a, 0x090e0707, 0x36241212, 0x9b1b8080, 0x3ddfe2e2, 0x26cdebeb, 0x694e2727, 0xcd7fb2b2, 0x9fea7575, 0x1b120909, 0x9e1d8383, 0x74582c2c, 0x2e341a1a, 0x2d361b1b, 0xb2dc6e6e, 0xeeb45a5a, 0xfb5ba0a0, 0xf6a45252, 0x4d763b3b, 0x61b7d6d6, 0xce7db3b3, 0x7b522929, 0x3edde3e3, 0x715e2f2f, 0x97138484, 0xf5a65353, 0x68b9d1d1, 0x00000000, 0x2cc1eded, 0x60402020, 0x1fe3fcfc, 0xc879b1b1, 0xedb65b5b, 0xbed46a6a, 0x468dcbcb, 0xd967bebe, 0x4b723939, 0xde944a4a, 0xd4984c4c, 0xe8b05858, 0x4a85cfcf, 0x6bbbd0d0, 0x2ac5efef, 0xe54faaaa, 0x16edfbfb, 0xc5864343, 0xd79a4d4d, 0x55663333, 0x94118585, 0xcf8a4545, 0x10e9f9f9, 0x06040202, 0x81fe7f7f, 0xf0a05050, 0x44783c3c, 0xba259f9f, 0xe34ba8a8, 0xf3a25151, 0xfe5da3a3, 0xc0804040, 0x8a058f8f, 0xad3f9292, 0xbc219d9d, 0x48703838, 0x04f1f5f5, 0xdf63bcbc, 0xc177b6b6, 0x75afdada, 0x63422121, 0x30201010, 0x1ae5ffff, 0x0efdf3f3, 0x6dbfd2d2, 0x4c81cdcd, 0x14180c0c, 0x35261313, 0x2fc3ecec, 0xe1be5f5f, 0xa2359797, 0xcc884444, 0x392e1717, 0x5793c4c4, 0xf255a7a7, 0x82fc7e7e, 0x477a3d3d, 0xacc86464, 0xe7ba5d5d, 0x2b321919, 0x95e67373, 0xa0c06060, 0x98198181, 0xd19e4f4f, 0x7fa3dcdc, 0x66442222, 0x7e542a2a, 0xab3b9090, 0x830b8888, 0xca8c4646, 0x29c7eeee, 0xd36bb8b8, 0x3c281414, 0x79a7dede, 0xe2bc5e5e, 0x1d160b0b, 0x76addbdb, 0x3bdbe0e0, 0x56643232, 0x4e743a3a, 0x1e140a0a, 0xdb924949, 0x0a0c0606, 0x6c482424, 0xe4b85c5c, 0x5d9fc2c2, 0x6ebdd3d3, 0xef43acac, 0xa6c46262, 0xa8399191, 0xa4319595, 0x37d3e4e4, 0x8bf27979, 0x32d5e7e7, 0x438bc8c8, 0x596e3737, 0xb7da6d6d, 0x8c018d8d, 0x64b1d5d5, 0xd29c4e4e, 0xe049a9a9, 0xb4d86c6c, 0xfaac5656, 0x07f3f4f4, 0x25cfeaea, 0xafca6565, 0x8ef47a7a, 0xe947aeae, 0x18100808, 0xd56fbaba, 0x88f07878, 0x6f4a2525, 0x725c2e2e, 0x24381c1c, 0xf157a6a6, 0xc773b4b4, 0x5197c6c6, 0x23cbe8e8, 0x7ca1dddd, 0x9ce87474, 0x213e1f1f, 0xdd964b4b, 0xdc61bdbd, 0x860d8b8b, 0x850f8a8a, 0x90e07070, 0x427c3e3e, 0xc471b5b5, 0xaacc6666, 0xd8904848, 0x05060303, 0x01f7f6f6, 0x121c0e0e, 0xa3c26161, 0x5f6a3535, 0xf9ae5757, 0xd069b9b9, 0x91178686, 0x5899c1c1, 0x273a1d1d, 0xb9279e9e, 0x38d9e1e1, 0x13ebf8f8, 0xb32b9898, 0x33221111, 0xbbd26969, 0x70a9d9d9, 0x89078e8e, 0xa7339494, 0xb62d9b9b, 0x223c1e1e, 0x92158787, 0x20c9e9e9, 0x4987cece, 0xffaa5555, 0x78502828, 0x7aa5dfdf, 0x8f038c8c, 0xf859a1a1, 0x80098989, 0x171a0d0d, 0xda65bfbf, 0x31d7e6e6, 0xc6844242, 0xb8d06868, 0xc3824141, 0xb0299999, 0x775a2d2d, 0x111e0f0f, 0xcb7bb0b0, 0xfca85454, 0xd66dbbbb, 0x3a2c1616];
+           var T3 = [0x63a5c663, 0x7c84f87c, 0x7799ee77, 0x7b8df67b, 0xf20dfff2, 0x6bbdd66b, 0x6fb1de6f, 0xc55491c5, 0x30506030, 0x01030201, 0x67a9ce67, 0x2b7d562b, 0xfe19e7fe, 0xd762b5d7, 0xabe64dab, 0x769aec76, 0xca458fca, 0x829d1f82, 0xc94089c9, 0x7d87fa7d, 0xfa15effa, 0x59ebb259, 0x47c98e47, 0xf00bfbf0, 0xadec41ad, 0xd467b3d4, 0xa2fd5fa2, 0xafea45af, 0x9cbf239c, 0xa4f753a4, 0x7296e472, 0xc05b9bc0, 0xb7c275b7, 0xfd1ce1fd, 0x93ae3d93, 0x266a4c26, 0x365a6c36, 0x3f417e3f, 0xf702f5f7, 0xcc4f83cc, 0x345c6834, 0xa5f451a5, 0xe534d1e5, 0xf108f9f1, 0x7193e271, 0xd873abd8, 0x31536231, 0x153f2a15, 0x040c0804, 0xc75295c7, 0x23654623, 0xc35e9dc3, 0x18283018, 0x96a13796, 0x050f0a05, 0x9ab52f9a, 0x07090e07, 0x12362412, 0x809b1b80, 0xe23ddfe2, 0xeb26cdeb, 0x27694e27, 0xb2cd7fb2, 0x759fea75, 0x091b1209, 0x839e1d83, 0x2c74582c, 0x1a2e341a, 0x1b2d361b, 0x6eb2dc6e, 0x5aeeb45a, 0xa0fb5ba0, 0x52f6a452, 0x3b4d763b, 0xd661b7d6, 0xb3ce7db3, 0x297b5229, 0xe33edde3, 0x2f715e2f, 0x84971384, 0x53f5a653, 0xd168b9d1, 0x00000000, 0xed2cc1ed, 0x20604020, 0xfc1fe3fc, 0xb1c879b1, 0x5bedb65b, 0x6abed46a, 0xcb468dcb, 0xbed967be, 0x394b7239, 0x4ade944a, 0x4cd4984c, 0x58e8b058, 0xcf4a85cf, 0xd06bbbd0, 0xef2ac5ef, 0xaae54faa, 0xfb16edfb, 0x43c58643, 0x4dd79a4d, 0x33556633, 0x85941185, 0x45cf8a45, 0xf910e9f9, 0x02060402, 0x7f81fe7f, 0x50f0a050, 0x3c44783c, 0x9fba259f, 0xa8e34ba8, 0x51f3a251, 0xa3fe5da3, 0x40c08040, 0x8f8a058f, 0x92ad3f92, 0x9dbc219d, 0x38487038, 0xf504f1f5, 0xbcdf63bc, 0xb6c177b6, 0xda75afda, 0x21634221, 0x10302010, 0xff1ae5ff, 0xf30efdf3, 0xd26dbfd2, 0xcd4c81cd, 0x0c14180c, 0x13352613, 0xec2fc3ec, 0x5fe1be5f, 0x97a23597, 0x44cc8844, 0x17392e17, 0xc45793c4, 0xa7f255a7, 0x7e82fc7e, 0x3d477a3d, 0x64acc864, 0x5de7ba5d, 0x192b3219, 0x7395e673, 0x60a0c060, 0x81981981, 0x4fd19e4f, 0xdc7fa3dc, 0x22664422, 0x2a7e542a, 0x90ab3b90, 0x88830b88, 0x46ca8c46, 0xee29c7ee, 0xb8d36bb8, 0x143c2814, 0xde79a7de, 0x5ee2bc5e, 0x0b1d160b, 0xdb76addb, 0xe03bdbe0, 0x32566432, 0x3a4e743a, 0x0a1e140a, 0x49db9249, 0x060a0c06, 0x246c4824, 0x5ce4b85c, 0xc25d9fc2, 0xd36ebdd3, 0xacef43ac, 0x62a6c462, 0x91a83991, 0x95a43195, 0xe437d3e4, 0x798bf279, 0xe732d5e7, 0xc8438bc8, 0x37596e37, 0x6db7da6d, 0x8d8c018d, 0xd564b1d5, 0x4ed29c4e, 0xa9e049a9, 0x6cb4d86c, 0x56faac56, 0xf407f3f4, 0xea25cfea, 0x65afca65, 0x7a8ef47a, 0xaee947ae, 0x08181008, 0xbad56fba, 0x7888f078, 0x256f4a25, 0x2e725c2e, 0x1c24381c, 0xa6f157a6, 0xb4c773b4, 0xc65197c6, 0xe823cbe8, 0xdd7ca1dd, 0x749ce874, 0x1f213e1f, 0x4bdd964b, 0xbddc61bd, 0x8b860d8b, 0x8a850f8a, 0x7090e070, 0x3e427c3e, 0xb5c471b5, 0x66aacc66, 0x48d89048, 0x03050603, 0xf601f7f6, 0x0e121c0e, 0x61a3c261, 0x355f6a35, 0x57f9ae57, 0xb9d069b9, 0x86911786, 0xc15899c1, 0x1d273a1d, 0x9eb9279e, 0xe138d9e1, 0xf813ebf8, 0x98b32b98, 0x11332211, 0x69bbd269, 0xd970a9d9, 0x8e89078e, 0x94a73394, 0x9bb62d9b, 0x1e223c1e, 0x87921587, 0xe920c9e9, 0xce4987ce, 0x55ffaa55, 0x28785028, 0xdf7aa5df, 0x8c8f038c, 0xa1f859a1, 0x89800989, 0x0d171a0d, 0xbfda65bf, 0xe631d7e6, 0x42c68442, 0x68b8d068, 0x41c38241, 0x99b02999, 0x2d775a2d, 0x0f111e0f, 0xb0cb7bb0, 0x54fca854, 0xbbd66dbb, 0x163a2c16];
+           var T4 = [0x6363a5c6, 0x7c7c84f8, 0x777799ee, 0x7b7b8df6, 0xf2f20dff, 0x6b6bbdd6, 0x6f6fb1de, 0xc5c55491, 0x30305060, 0x01010302, 0x6767a9ce, 0x2b2b7d56, 0xfefe19e7, 0xd7d762b5, 0xababe64d, 0x76769aec, 0xcaca458f, 0x82829d1f, 0xc9c94089, 0x7d7d87fa, 0xfafa15ef, 0x5959ebb2, 0x4747c98e, 0xf0f00bfb, 0xadadec41, 0xd4d467b3, 0xa2a2fd5f, 0xafafea45, 0x9c9cbf23, 0xa4a4f753, 0x727296e4, 0xc0c05b9b, 0xb7b7c275, 0xfdfd1ce1, 0x9393ae3d, 0x26266a4c, 0x36365a6c, 0x3f3f417e, 0xf7f702f5, 0xcccc4f83, 0x34345c68, 0xa5a5f451, 0xe5e534d1, 0xf1f108f9, 0x717193e2, 0xd8d873ab, 0x31315362, 0x15153f2a, 0x04040c08, 0xc7c75295, 0x23236546, 0xc3c35e9d, 0x18182830, 0x9696a137, 0x05050f0a, 0x9a9ab52f, 0x0707090e, 0x12123624, 0x80809b1b, 0xe2e23ddf, 0xebeb26cd, 0x2727694e, 0xb2b2cd7f, 0x75759fea, 0x09091b12, 0x83839e1d, 0x2c2c7458, 0x1a1a2e34, 0x1b1b2d36, 0x6e6eb2dc, 0x5a5aeeb4, 0xa0a0fb5b, 0x5252f6a4, 0x3b3b4d76, 0xd6d661b7, 0xb3b3ce7d, 0x29297b52, 0xe3e33edd, 0x2f2f715e, 0x84849713, 0x5353f5a6, 0xd1d168b9, 0x00000000, 0xeded2cc1, 0x20206040, 0xfcfc1fe3, 0xb1b1c879, 0x5b5bedb6, 0x6a6abed4, 0xcbcb468d, 0xbebed967, 0x39394b72, 0x4a4ade94, 0x4c4cd498, 0x5858e8b0, 0xcfcf4a85, 0xd0d06bbb, 0xefef2ac5, 0xaaaae54f, 0xfbfb16ed, 0x4343c586, 0x4d4dd79a, 0x33335566, 0x85859411, 0x4545cf8a, 0xf9f910e9, 0x02020604, 0x7f7f81fe, 0x5050f0a0, 0x3c3c4478, 0x9f9fba25, 0xa8a8e34b, 0x5151f3a2, 0xa3a3fe5d, 0x4040c080, 0x8f8f8a05, 0x9292ad3f, 0x9d9dbc21, 0x38384870, 0xf5f504f1, 0xbcbcdf63, 0xb6b6c177, 0xdada75af, 0x21216342, 0x10103020, 0xffff1ae5, 0xf3f30efd, 0xd2d26dbf, 0xcdcd4c81, 0x0c0c1418, 0x13133526, 0xecec2fc3, 0x5f5fe1be, 0x9797a235, 0x4444cc88, 0x1717392e, 0xc4c45793, 0xa7a7f255, 0x7e7e82fc, 0x3d3d477a, 0x6464acc8, 0x5d5de7ba, 0x19192b32, 0x737395e6, 0x6060a0c0, 0x81819819, 0x4f4fd19e, 0xdcdc7fa3, 0x22226644, 0x2a2a7e54, 0x9090ab3b, 0x8888830b, 0x4646ca8c, 0xeeee29c7, 0xb8b8d36b, 0x14143c28, 0xdede79a7, 0x5e5ee2bc, 0x0b0b1d16, 0xdbdb76ad, 0xe0e03bdb, 0x32325664, 0x3a3a4e74, 0x0a0a1e14, 0x4949db92, 0x06060a0c, 0x24246c48, 0x5c5ce4b8, 0xc2c25d9f, 0xd3d36ebd, 0xacacef43, 0x6262a6c4, 0x9191a839, 0x9595a431, 0xe4e437d3, 0x79798bf2, 0xe7e732d5, 0xc8c8438b, 0x3737596e, 0x6d6db7da, 0x8d8d8c01, 0xd5d564b1, 0x4e4ed29c, 0xa9a9e049, 0x6c6cb4d8, 0x5656faac, 0xf4f407f3, 0xeaea25cf, 0x6565afca, 0x7a7a8ef4, 0xaeaee947, 0x08081810, 0xbabad56f, 0x787888f0, 0x25256f4a, 0x2e2e725c, 0x1c1c2438, 0xa6a6f157, 0xb4b4c773, 0xc6c65197, 0xe8e823cb, 0xdddd7ca1, 0x74749ce8, 0x1f1f213e, 0x4b4bdd96, 0xbdbddc61, 0x8b8b860d, 0x8a8a850f, 0x707090e0, 0x3e3e427c, 0xb5b5c471, 0x6666aacc, 0x4848d890, 0x03030506, 0xf6f601f7, 0x0e0e121c, 0x6161a3c2, 0x35355f6a, 0x5757f9ae, 0xb9b9d069, 0x86869117, 0xc1c15899, 0x1d1d273a, 0x9e9eb927, 0xe1e138d9, 0xf8f813eb, 0x9898b32b, 0x11113322, 0x6969bbd2, 0xd9d970a9, 0x8e8e8907, 0x9494a733, 0x9b9bb62d, 0x1e1e223c, 0x87879215, 0xe9e920c9, 0xcece4987, 0x5555ffaa, 0x28287850, 0xdfdf7aa5, 0x8c8c8f03, 0xa1a1f859, 0x89898009, 0x0d0d171a, 0xbfbfda65, 0xe6e631d7, 0x4242c684, 0x6868b8d0, 0x4141c382, 0x9999b029, 0x2d2d775a, 0x0f0f111e, 0xb0b0cb7b, 0x5454fca8, 0xbbbbd66d, 0x16163a2c]; // Transformations for decryption
+
+           var T5 = [0x51f4a750, 0x7e416553, 0x1a17a4c3, 0x3a275e96, 0x3bab6bcb, 0x1f9d45f1, 0xacfa58ab, 0x4be30393, 0x2030fa55, 0xad766df6, 0x88cc7691, 0xf5024c25, 0x4fe5d7fc, 0xc52acbd7, 0x26354480, 0xb562a38f, 0xdeb15a49, 0x25ba1b67, 0x45ea0e98, 0x5dfec0e1, 0xc32f7502, 0x814cf012, 0x8d4697a3, 0x6bd3f9c6, 0x038f5fe7, 0x15929c95, 0xbf6d7aeb, 0x955259da, 0xd4be832d, 0x587421d3, 0x49e06929, 0x8ec9c844, 0x75c2896a, 0xf48e7978, 0x99583e6b, 0x27b971dd, 0xbee14fb6, 0xf088ad17, 0xc920ac66, 0x7dce3ab4, 0x63df4a18, 0xe51a3182, 0x97513360, 0x62537f45, 0xb16477e0, 0xbb6bae84, 0xfe81a01c, 0xf9082b94, 0x70486858, 0x8f45fd19, 0x94de6c87, 0x527bf8b7, 0xab73d323, 0x724b02e2, 0xe31f8f57, 0x6655ab2a, 0xb2eb2807, 0x2fb5c203, 0x86c57b9a, 0xd33708a5, 0x302887f2, 0x23bfa5b2, 0x02036aba, 0xed16825c, 0x8acf1c2b, 0xa779b492, 0xf307f2f0, 0x4e69e2a1, 0x65daf4cd, 0x0605bed5, 0xd134621f, 0xc4a6fe8a, 0x342e539d, 0xa2f355a0, 0x058ae132, 0xa4f6eb75, 0x0b83ec39, 0x4060efaa, 0x5e719f06, 0xbd6e1051, 0x3e218af9, 0x96dd063d, 0xdd3e05ae, 0x4de6bd46, 0x91548db5, 0x71c45d05, 0x0406d46f, 0x605015ff, 0x1998fb24, 0xd6bde997, 0x894043cc, 0x67d99e77, 0xb0e842bd, 0x07898b88, 0xe7195b38, 0x79c8eedb, 0xa17c0a47, 0x7c420fe9, 0xf8841ec9, 0x00000000, 0x09808683, 0x322bed48, 0x1e1170ac, 0x6c5a724e, 0xfd0efffb, 0x0f853856, 0x3daed51e, 0x362d3927, 0x0a0fd964, 0x685ca621, 0x9b5b54d1, 0x24362e3a, 0x0c0a67b1, 0x9357e70f, 0xb4ee96d2, 0x1b9b919e, 0x80c0c54f, 0x61dc20a2, 0x5a774b69, 0x1c121a16, 0xe293ba0a, 0xc0a02ae5, 0x3c22e043, 0x121b171d, 0x0e090d0b, 0xf28bc7ad, 0x2db6a8b9, 0x141ea9c8, 0x57f11985, 0xaf75074c, 0xee99ddbb, 0xa37f60fd, 0xf701269f, 0x5c72f5bc, 0x44663bc5, 0x5bfb7e34, 0x8b432976, 0xcb23c6dc, 0xb6edfc68, 0xb8e4f163, 0xd731dcca, 0x42638510, 0x13972240, 0x84c61120, 0x854a247d, 0xd2bb3df8, 0xaef93211, 0xc729a16d, 0x1d9e2f4b, 0xdcb230f3, 0x0d8652ec, 0x77c1e3d0, 0x2bb3166c, 0xa970b999, 0x119448fa, 0x47e96422, 0xa8fc8cc4, 0xa0f03f1a, 0x567d2cd8, 0x223390ef, 0x87494ec7, 0xd938d1c1, 0x8ccaa2fe, 0x98d40b36, 0xa6f581cf, 0xa57ade28, 0xdab78e26, 0x3fadbfa4, 0x2c3a9de4, 0x5078920d, 0x6a5fcc9b, 0x547e4662, 0xf68d13c2, 0x90d8b8e8, 0x2e39f75e, 0x82c3aff5, 0x9f5d80be, 0x69d0937c, 0x6fd52da9, 0xcf2512b3, 0xc8ac993b, 0x10187da7, 0xe89c636e, 0xdb3bbb7b, 0xcd267809, 0x6e5918f4, 0xec9ab701, 0x834f9aa8, 0xe6956e65, 0xaaffe67e, 0x21bccf08, 0xef15e8e6, 0xbae79bd9, 0x4a6f36ce, 0xea9f09d4, 0x29b07cd6, 0x31a4b2af, 0x2a3f2331, 0xc6a59430, 0x35a266c0, 0x744ebc37, 0xfc82caa6, 0xe090d0b0, 0x33a7d815, 0xf104984a, 0x41ecdaf7, 0x7fcd500e, 0x1791f62f, 0x764dd68d, 0x43efb04d, 0xccaa4d54, 0xe49604df, 0x9ed1b5e3, 0x4c6a881b, 0xc12c1fb8, 0x4665517f, 0x9d5eea04, 0x018c355d, 0xfa877473, 0xfb0b412e, 0xb3671d5a, 0x92dbd252, 0xe9105633, 0x6dd64713, 0x9ad7618c, 0x37a10c7a, 0x59f8148e, 0xeb133c89, 0xcea927ee, 0xb761c935, 0xe11ce5ed, 0x7a47b13c, 0x9cd2df59, 0x55f2733f, 0x1814ce79, 0x73c737bf, 0x53f7cdea, 0x5ffdaa5b, 0xdf3d6f14, 0x7844db86, 0xcaaff381, 0xb968c43e, 0x3824342c, 0xc2a3405f, 0x161dc372, 0xbce2250c, 0x283c498b, 0xff0d9541, 0x39a80171, 0x080cb3de, 0xd8b4e49c, 0x6456c190, 0x7bcb8461, 0xd532b670, 0x486c5c74, 0xd0b85742];
+           var T6 = [0x5051f4a7, 0x537e4165, 0xc31a17a4, 0x963a275e, 0xcb3bab6b, 0xf11f9d45, 0xabacfa58, 0x934be303, 0x552030fa, 0xf6ad766d, 0x9188cc76, 0x25f5024c, 0xfc4fe5d7, 0xd7c52acb, 0x80263544, 0x8fb562a3, 0x49deb15a, 0x6725ba1b, 0x9845ea0e, 0xe15dfec0, 0x02c32f75, 0x12814cf0, 0xa38d4697, 0xc66bd3f9, 0xe7038f5f, 0x9515929c, 0xebbf6d7a, 0xda955259, 0x2dd4be83, 0xd3587421, 0x2949e069, 0x448ec9c8, 0x6a75c289, 0x78f48e79, 0x6b99583e, 0xdd27b971, 0xb6bee14f, 0x17f088ad, 0x66c920ac, 0xb47dce3a, 0x1863df4a, 0x82e51a31, 0x60975133, 0x4562537f, 0xe0b16477, 0x84bb6bae, 0x1cfe81a0, 0x94f9082b, 0x58704868, 0x198f45fd, 0x8794de6c, 0xb7527bf8, 0x23ab73d3, 0xe2724b02, 0x57e31f8f, 0x2a6655ab, 0x07b2eb28, 0x032fb5c2, 0x9a86c57b, 0xa5d33708, 0xf2302887, 0xb223bfa5, 0xba02036a, 0x5ced1682, 0x2b8acf1c, 0x92a779b4, 0xf0f307f2, 0xa14e69e2, 0xcd65daf4, 0xd50605be, 0x1fd13462, 0x8ac4a6fe, 0x9d342e53, 0xa0a2f355, 0x32058ae1, 0x75a4f6eb, 0x390b83ec, 0xaa4060ef, 0x065e719f, 0x51bd6e10, 0xf93e218a, 0x3d96dd06, 0xaedd3e05, 0x464de6bd, 0xb591548d, 0x0571c45d, 0x6f0406d4, 0xff605015, 0x241998fb, 0x97d6bde9, 0xcc894043, 0x7767d99e, 0xbdb0e842, 0x8807898b, 0x38e7195b, 0xdb79c8ee, 0x47a17c0a, 0xe97c420f, 0xc9f8841e, 0x00000000, 0x83098086, 0x48322bed, 0xac1e1170, 0x4e6c5a72, 0xfbfd0eff, 0x560f8538, 0x1e3daed5, 0x27362d39, 0x640a0fd9, 0x21685ca6, 0xd19b5b54, 0x3a24362e, 0xb10c0a67, 0x0f9357e7, 0xd2b4ee96, 0x9e1b9b91, 0x4f80c0c5, 0xa261dc20, 0x695a774b, 0x161c121a, 0x0ae293ba, 0xe5c0a02a, 0x433c22e0, 0x1d121b17, 0x0b0e090d, 0xadf28bc7, 0xb92db6a8, 0xc8141ea9, 0x8557f119, 0x4caf7507, 0xbbee99dd, 0xfda37f60, 0x9ff70126, 0xbc5c72f5, 0xc544663b, 0x345bfb7e, 0x768b4329, 0xdccb23c6, 0x68b6edfc, 0x63b8e4f1, 0xcad731dc, 0x10426385, 0x40139722, 0x2084c611, 0x7d854a24, 0xf8d2bb3d, 0x11aef932, 0x6dc729a1, 0x4b1d9e2f, 0xf3dcb230, 0xec0d8652, 0xd077c1e3, 0x6c2bb316, 0x99a970b9, 0xfa119448, 0x2247e964, 0xc4a8fc8c, 0x1aa0f03f, 0xd8567d2c, 0xef223390, 0xc787494e, 0xc1d938d1, 0xfe8ccaa2, 0x3698d40b, 0xcfa6f581, 0x28a57ade, 0x26dab78e, 0xa43fadbf, 0xe42c3a9d, 0x0d507892, 0x9b6a5fcc, 0x62547e46, 0xc2f68d13, 0xe890d8b8, 0x5e2e39f7, 0xf582c3af, 0xbe9f5d80, 0x7c69d093, 0xa96fd52d, 0xb3cf2512, 0x3bc8ac99, 0xa710187d, 0x6ee89c63, 0x7bdb3bbb, 0x09cd2678, 0xf46e5918, 0x01ec9ab7, 0xa8834f9a, 0x65e6956e, 0x7eaaffe6, 0x0821bccf, 0xe6ef15e8, 0xd9bae79b, 0xce4a6f36, 0xd4ea9f09, 0xd629b07c, 0xaf31a4b2, 0x312a3f23, 0x30c6a594, 0xc035a266, 0x37744ebc, 0xa6fc82ca, 0xb0e090d0, 0x1533a7d8, 0x4af10498, 0xf741ecda, 0x0e7fcd50, 0x2f1791f6, 0x8d764dd6, 0x4d43efb0, 0x54ccaa4d, 0xdfe49604, 0xe39ed1b5, 0x1b4c6a88, 0xb8c12c1f, 0x7f466551, 0x049d5eea, 0x5d018c35, 0x73fa8774, 0x2efb0b41, 0x5ab3671d, 0x5292dbd2, 0x33e91056, 0x136dd647, 0x8c9ad761, 0x7a37a10c, 0x8e59f814, 0x89eb133c, 0xeecea927, 0x35b761c9, 0xede11ce5, 0x3c7a47b1, 0x599cd2df, 0x3f55f273, 0x791814ce, 0xbf73c737, 0xea53f7cd, 0x5b5ffdaa, 0x14df3d6f, 0x867844db, 0x81caaff3, 0x3eb968c4, 0x2c382434, 0x5fc2a340, 0x72161dc3, 0x0cbce225, 0x8b283c49, 0x41ff0d95, 0x7139a801, 0xde080cb3, 0x9cd8b4e4, 0x906456c1, 0x617bcb84, 0x70d532b6, 0x74486c5c, 0x42d0b857];
+           var T7 = [0xa75051f4, 0x65537e41, 0xa4c31a17, 0x5e963a27, 0x6bcb3bab, 0x45f11f9d, 0x58abacfa, 0x03934be3, 0xfa552030, 0x6df6ad76, 0x769188cc, 0x4c25f502, 0xd7fc4fe5, 0xcbd7c52a, 0x44802635, 0xa38fb562, 0x5a49deb1, 0x1b6725ba, 0x0e9845ea, 0xc0e15dfe, 0x7502c32f, 0xf012814c, 0x97a38d46, 0xf9c66bd3, 0x5fe7038f, 0x9c951592, 0x7aebbf6d, 0x59da9552, 0x832dd4be, 0x21d35874, 0x692949e0, 0xc8448ec9, 0x896a75c2, 0x7978f48e, 0x3e6b9958, 0x71dd27b9, 0x4fb6bee1, 0xad17f088, 0xac66c920, 0x3ab47dce, 0x4a1863df, 0x3182e51a, 0x33609751, 0x7f456253, 0x77e0b164, 0xae84bb6b, 0xa01cfe81, 0x2b94f908, 0x68587048, 0xfd198f45, 0x6c8794de, 0xf8b7527b, 0xd323ab73, 0x02e2724b, 0x8f57e31f, 0xab2a6655, 0x2807b2eb, 0xc2032fb5, 0x7b9a86c5, 0x08a5d337, 0x87f23028, 0xa5b223bf, 0x6aba0203, 0x825ced16, 0x1c2b8acf, 0xb492a779, 0xf2f0f307, 0xe2a14e69, 0xf4cd65da, 0xbed50605, 0x621fd134, 0xfe8ac4a6, 0x539d342e, 0x55a0a2f3, 0xe132058a, 0xeb75a4f6, 0xec390b83, 0xefaa4060, 0x9f065e71, 0x1051bd6e, 0x8af93e21, 0x063d96dd, 0x05aedd3e, 0xbd464de6, 0x8db59154, 0x5d0571c4, 0xd46f0406, 0x15ff6050, 0xfb241998, 0xe997d6bd, 0x43cc8940, 0x9e7767d9, 0x42bdb0e8, 0x8b880789, 0x5b38e719, 0xeedb79c8, 0x0a47a17c, 0x0fe97c42, 0x1ec9f884, 0x00000000, 0x86830980, 0xed48322b, 0x70ac1e11, 0x724e6c5a, 0xfffbfd0e, 0x38560f85, 0xd51e3dae, 0x3927362d, 0xd9640a0f, 0xa621685c, 0x54d19b5b, 0x2e3a2436, 0x67b10c0a, 0xe70f9357, 0x96d2b4ee, 0x919e1b9b, 0xc54f80c0, 0x20a261dc, 0x4b695a77, 0x1a161c12, 0xba0ae293, 0x2ae5c0a0, 0xe0433c22, 0x171d121b, 0x0d0b0e09, 0xc7adf28b, 0xa8b92db6, 0xa9c8141e, 0x198557f1, 0x074caf75, 0xddbbee99, 0x60fda37f, 0x269ff701, 0xf5bc5c72, 0x3bc54466, 0x7e345bfb, 0x29768b43, 0xc6dccb23, 0xfc68b6ed, 0xf163b8e4, 0xdccad731, 0x85104263, 0x22401397, 0x112084c6, 0x247d854a, 0x3df8d2bb, 0x3211aef9, 0xa16dc729, 0x2f4b1d9e, 0x30f3dcb2, 0x52ec0d86, 0xe3d077c1, 0x166c2bb3, 0xb999a970, 0x48fa1194, 0x642247e9, 0x8cc4a8fc, 0x3f1aa0f0, 0x2cd8567d, 0x90ef2233, 0x4ec78749, 0xd1c1d938, 0xa2fe8cca, 0x0b3698d4, 0x81cfa6f5, 0xde28a57a, 0x8e26dab7, 0xbfa43fad, 0x9de42c3a, 0x920d5078, 0xcc9b6a5f, 0x4662547e, 0x13c2f68d, 0xb8e890d8, 0xf75e2e39, 0xaff582c3, 0x80be9f5d, 0x937c69d0, 0x2da96fd5, 0x12b3cf25, 0x993bc8ac, 0x7da71018, 0x636ee89c, 0xbb7bdb3b, 0x7809cd26, 0x18f46e59, 0xb701ec9a, 0x9aa8834f, 0x6e65e695, 0xe67eaaff, 0xcf0821bc, 0xe8e6ef15, 0x9bd9bae7, 0x36ce4a6f, 0x09d4ea9f, 0x7cd629b0, 0xb2af31a4, 0x23312a3f, 0x9430c6a5, 0x66c035a2, 0xbc37744e, 0xcaa6fc82, 0xd0b0e090, 0xd81533a7, 0x984af104, 0xdaf741ec, 0x500e7fcd, 0xf62f1791, 0xd68d764d, 0xb04d43ef, 0x4d54ccaa, 0x04dfe496, 0xb5e39ed1, 0x881b4c6a, 0x1fb8c12c, 0x517f4665, 0xea049d5e, 0x355d018c, 0x7473fa87, 0x412efb0b, 0x1d5ab367, 0xd25292db, 0x5633e910, 0x47136dd6, 0x618c9ad7, 0x0c7a37a1, 0x148e59f8, 0x3c89eb13, 0x27eecea9, 0xc935b761, 0xe5ede11c, 0xb13c7a47, 0xdf599cd2, 0x733f55f2, 0xce791814, 0x37bf73c7, 0xcdea53f7, 0xaa5b5ffd, 0x6f14df3d, 0xdb867844, 0xf381caaf, 0xc43eb968, 0x342c3824, 0x405fc2a3, 0xc372161d, 0x250cbce2, 0x498b283c, 0x9541ff0d, 0x017139a8, 0xb3de080c, 0xe49cd8b4, 0xc1906456, 0x84617bcb, 0xb670d532, 0x5c74486c, 0x5742d0b8];
+           var T8 = [0xf4a75051, 0x4165537e, 0x17a4c31a, 0x275e963a, 0xab6bcb3b, 0x9d45f11f, 0xfa58abac, 0xe303934b, 0x30fa5520, 0x766df6ad, 0xcc769188, 0x024c25f5, 0xe5d7fc4f, 0x2acbd7c5, 0x35448026, 0x62a38fb5, 0xb15a49de, 0xba1b6725, 0xea0e9845, 0xfec0e15d, 0x2f7502c3, 0x4cf01281, 0x4697a38d, 0xd3f9c66b, 0x8f5fe703, 0x929c9515, 0x6d7aebbf, 0x5259da95, 0xbe832dd4, 0x7421d358, 0xe0692949, 0xc9c8448e, 0xc2896a75, 0x8e7978f4, 0x583e6b99, 0xb971dd27, 0xe14fb6be, 0x88ad17f0, 0x20ac66c9, 0xce3ab47d, 0xdf4a1863, 0x1a3182e5, 0x51336097, 0x537f4562, 0x6477e0b1, 0x6bae84bb, 0x81a01cfe, 0x082b94f9, 0x48685870, 0x45fd198f, 0xde6c8794, 0x7bf8b752, 0x73d323ab, 0x4b02e272, 0x1f8f57e3, 0x55ab2a66, 0xeb2807b2, 0xb5c2032f, 0xc57b9a86, 0x3708a5d3, 0x2887f230, 0xbfa5b223, 0x036aba02, 0x16825ced, 0xcf1c2b8a, 0x79b492a7, 0x07f2f0f3, 0x69e2a14e, 0xdaf4cd65, 0x05bed506, 0x34621fd1, 0xa6fe8ac4, 0x2e539d34, 0xf355a0a2, 0x8ae13205, 0xf6eb75a4, 0x83ec390b, 0x60efaa40, 0x719f065e, 0x6e1051bd, 0x218af93e, 0xdd063d96, 0x3e05aedd, 0xe6bd464d, 0x548db591, 0xc45d0571, 0x06d46f04, 0x5015ff60, 0x98fb2419, 0xbde997d6, 0x4043cc89, 0xd99e7767, 0xe842bdb0, 0x898b8807, 0x195b38e7, 0xc8eedb79, 0x7c0a47a1, 0x420fe97c, 0x841ec9f8, 0x00000000, 0x80868309, 0x2bed4832, 0x1170ac1e, 0x5a724e6c, 0x0efffbfd, 0x8538560f, 0xaed51e3d, 0x2d392736, 0x0fd9640a, 0x5ca62168, 0x5b54d19b, 0x362e3a24, 0x0a67b10c, 0x57e70f93, 0xee96d2b4, 0x9b919e1b, 0xc0c54f80, 0xdc20a261, 0x774b695a, 0x121a161c, 0x93ba0ae2, 0xa02ae5c0, 0x22e0433c, 0x1b171d12, 0x090d0b0e, 0x8bc7adf2, 0xb6a8b92d, 0x1ea9c814, 0xf1198557, 0x75074caf, 0x99ddbbee, 0x7f60fda3, 0x01269ff7, 0x72f5bc5c, 0x663bc544, 0xfb7e345b, 0x4329768b, 0x23c6dccb, 0xedfc68b6, 0xe4f163b8, 0x31dccad7, 0x63851042, 0x97224013, 0xc6112084, 0x4a247d85, 0xbb3df8d2, 0xf93211ae, 0x29a16dc7, 0x9e2f4b1d, 0xb230f3dc, 0x8652ec0d, 0xc1e3d077, 0xb3166c2b, 0x70b999a9, 0x9448fa11, 0xe9642247, 0xfc8cc4a8, 0xf03f1aa0, 0x7d2cd856, 0x3390ef22, 0x494ec787, 0x38d1c1d9, 0xcaa2fe8c, 0xd40b3698, 0xf581cfa6, 0x7ade28a5, 0xb78e26da, 0xadbfa43f, 0x3a9de42c, 0x78920d50, 0x5fcc9b6a, 0x7e466254, 0x8d13c2f6, 0xd8b8e890, 0x39f75e2e, 0xc3aff582, 0x5d80be9f, 0xd0937c69, 0xd52da96f, 0x2512b3cf, 0xac993bc8, 0x187da710, 0x9c636ee8, 0x3bbb7bdb, 0x267809cd, 0x5918f46e, 0x9ab701ec, 0x4f9aa883, 0x956e65e6, 0xffe67eaa, 0xbccf0821, 0x15e8e6ef, 0xe79bd9ba, 0x6f36ce4a, 0x9f09d4ea, 0xb07cd629, 0xa4b2af31, 0x3f23312a, 0xa59430c6, 0xa266c035, 0x4ebc3774, 0x82caa6fc, 0x90d0b0e0, 0xa7d81533, 0x04984af1, 0xecdaf741, 0xcd500e7f, 0x91f62f17, 0x4dd68d76, 0xefb04d43, 0xaa4d54cc, 0x9604dfe4, 0xd1b5e39e, 0x6a881b4c, 0x2c1fb8c1, 0x65517f46, 0x5eea049d, 0x8c355d01, 0x877473fa, 0x0b412efb, 0x671d5ab3, 0xdbd25292, 0x105633e9, 0xd647136d, 0xd7618c9a, 0xa10c7a37, 0xf8148e59, 0x133c89eb, 0xa927eece, 0x61c935b7, 0x1ce5ede1, 0x47b13c7a, 0xd2df599c, 0xf2733f55, 0x14ce7918, 0xc737bf73, 0xf7cdea53, 0xfdaa5b5f, 0x3d6f14df, 0x44db8678, 0xaff381ca, 0x68c43eb9, 0x24342c38, 0xa3405fc2, 0x1dc37216, 0xe2250cbc, 0x3c498b28, 0x0d9541ff, 0xa8017139, 0x0cb3de08, 0xb4e49cd8, 0x56c19064, 0xcb84617b, 0x32b670d5, 0x6c5c7448, 0xb85742d0]; // Transformations for decryption key expansion
+
+           var U1 = [0x00000000, 0x0e090d0b, 0x1c121a16, 0x121b171d, 0x3824342c, 0x362d3927, 0x24362e3a, 0x2a3f2331, 0x70486858, 0x7e416553, 0x6c5a724e, 0x62537f45, 0x486c5c74, 0x4665517f, 0x547e4662, 0x5a774b69, 0xe090d0b0, 0xee99ddbb, 0xfc82caa6, 0xf28bc7ad, 0xd8b4e49c, 0xd6bde997, 0xc4a6fe8a, 0xcaaff381, 0x90d8b8e8, 0x9ed1b5e3, 0x8ccaa2fe, 0x82c3aff5, 0xa8fc8cc4, 0xa6f581cf, 0xb4ee96d2, 0xbae79bd9, 0xdb3bbb7b, 0xd532b670, 0xc729a16d, 0xc920ac66, 0xe31f8f57, 0xed16825c, 0xff0d9541, 0xf104984a, 0xab73d323, 0xa57ade28, 0xb761c935, 0xb968c43e, 0x9357e70f, 0x9d5eea04, 0x8f45fd19, 0x814cf012, 0x3bab6bcb, 0x35a266c0, 0x27b971dd, 0x29b07cd6, 0x038f5fe7, 0x0d8652ec, 0x1f9d45f1, 0x119448fa, 0x4be30393, 0x45ea0e98, 0x57f11985, 0x59f8148e, 0x73c737bf, 0x7dce3ab4, 0x6fd52da9, 0x61dc20a2, 0xad766df6, 0xa37f60fd, 0xb16477e0, 0xbf6d7aeb, 0x955259da, 0x9b5b54d1, 0x894043cc, 0x87494ec7, 0xdd3e05ae, 0xd33708a5, 0xc12c1fb8, 0xcf2512b3, 0xe51a3182, 0xeb133c89, 0xf9082b94, 0xf701269f, 0x4de6bd46, 0x43efb04d, 0x51f4a750, 0x5ffdaa5b, 0x75c2896a, 0x7bcb8461, 0x69d0937c, 0x67d99e77, 0x3daed51e, 0x33a7d815, 0x21bccf08, 0x2fb5c203, 0x058ae132, 0x0b83ec39, 0x1998fb24, 0x1791f62f, 0x764dd68d, 0x7844db86, 0x6a5fcc9b, 0x6456c190, 0x4e69e2a1, 0x4060efaa, 0x527bf8b7, 0x5c72f5bc, 0x0605bed5, 0x080cb3de, 0x1a17a4c3, 0x141ea9c8, 0x3e218af9, 0x302887f2, 0x223390ef, 0x2c3a9de4, 0x96dd063d, 0x98d40b36, 0x8acf1c2b, 0x84c61120, 0xaef93211, 0xa0f03f1a, 0xb2eb2807, 0xbce2250c, 0xe6956e65, 0xe89c636e, 0xfa877473, 0xf48e7978, 0xdeb15a49, 0xd0b85742, 0xc2a3405f, 0xccaa4d54, 0x41ecdaf7, 0x4fe5d7fc, 0x5dfec0e1, 0x53f7cdea, 0x79c8eedb, 0x77c1e3d0, 0x65daf4cd, 0x6bd3f9c6, 0x31a4b2af, 0x3fadbfa4, 0x2db6a8b9, 0x23bfa5b2, 0x09808683, 0x07898b88, 0x15929c95, 0x1b9b919e, 0xa17c0a47, 0xaf75074c, 0xbd6e1051, 0xb3671d5a, 0x99583e6b, 0x97513360, 0x854a247d, 0x8b432976, 0xd134621f, 0xdf3d6f14, 0xcd267809, 0xc32f7502, 0xe9105633, 0xe7195b38, 0xf5024c25, 0xfb0b412e, 0x9ad7618c, 0x94de6c87, 0x86c57b9a, 0x88cc7691, 0xa2f355a0, 0xacfa58ab, 0xbee14fb6, 0xb0e842bd, 0xea9f09d4, 0xe49604df, 0xf68d13c2, 0xf8841ec9, 0xd2bb3df8, 0xdcb230f3, 0xcea927ee, 0xc0a02ae5, 0x7a47b13c, 0x744ebc37, 0x6655ab2a, 0x685ca621, 0x42638510, 0x4c6a881b, 0x5e719f06, 0x5078920d, 0x0a0fd964, 0x0406d46f, 0x161dc372, 0x1814ce79, 0x322bed48, 0x3c22e043, 0x2e39f75e, 0x2030fa55, 0xec9ab701, 0xe293ba0a, 0xf088ad17, 0xfe81a01c, 0xd4be832d, 0xdab78e26, 0xc8ac993b, 0xc6a59430, 0x9cd2df59, 0x92dbd252, 0x80c0c54f, 0x8ec9c844, 0xa4f6eb75, 0xaaffe67e, 0xb8e4f163, 0xb6edfc68, 0x0c0a67b1, 0x02036aba, 0x10187da7, 0x1e1170ac, 0x342e539d, 0x3a275e96, 0x283c498b, 0x26354480, 0x7c420fe9, 0x724b02e2, 0x605015ff, 0x6e5918f4, 0x44663bc5, 0x4a6f36ce, 0x587421d3, 0x567d2cd8, 0x37a10c7a, 0x39a80171, 0x2bb3166c, 0x25ba1b67, 0x0f853856, 0x018c355d, 0x13972240, 0x1d9e2f4b, 0x47e96422, 0x49e06929, 0x5bfb7e34, 0x55f2733f, 0x7fcd500e, 0x71c45d05, 0x63df4a18, 0x6dd64713, 0xd731dcca, 0xd938d1c1, 0xcb23c6dc, 0xc52acbd7, 0xef15e8e6, 0xe11ce5ed, 0xf307f2f0, 0xfd0efffb, 0xa779b492, 0xa970b999, 0xbb6bae84, 0xb562a38f, 0x9f5d80be, 0x91548db5, 0x834f9aa8, 0x8d4697a3];
+           var U2 = [0x00000000, 0x0b0e090d, 0x161c121a, 0x1d121b17, 0x2c382434, 0x27362d39, 0x3a24362e, 0x312a3f23, 0x58704868, 0x537e4165, 0x4e6c5a72, 0x4562537f, 0x74486c5c, 0x7f466551, 0x62547e46, 0x695a774b, 0xb0e090d0, 0xbbee99dd, 0xa6fc82ca, 0xadf28bc7, 0x9cd8b4e4, 0x97d6bde9, 0x8ac4a6fe, 0x81caaff3, 0xe890d8b8, 0xe39ed1b5, 0xfe8ccaa2, 0xf582c3af, 0xc4a8fc8c, 0xcfa6f581, 0xd2b4ee96, 0xd9bae79b, 0x7bdb3bbb, 0x70d532b6, 0x6dc729a1, 0x66c920ac, 0x57e31f8f, 0x5ced1682, 0x41ff0d95, 0x4af10498, 0x23ab73d3, 0x28a57ade, 0x35b761c9, 0x3eb968c4, 0x0f9357e7, 0x049d5eea, 0x198f45fd, 0x12814cf0, 0xcb3bab6b, 0xc035a266, 0xdd27b971, 0xd629b07c, 0xe7038f5f, 0xec0d8652, 0xf11f9d45, 0xfa119448, 0x934be303, 0x9845ea0e, 0x8557f119, 0x8e59f814, 0xbf73c737, 0xb47dce3a, 0xa96fd52d, 0xa261dc20, 0xf6ad766d, 0xfda37f60, 0xe0b16477, 0xebbf6d7a, 0xda955259, 0xd19b5b54, 0xcc894043, 0xc787494e, 0xaedd3e05, 0xa5d33708, 0xb8c12c1f, 0xb3cf2512, 0x82e51a31, 0x89eb133c, 0x94f9082b, 0x9ff70126, 0x464de6bd, 0x4d43efb0, 0x5051f4a7, 0x5b5ffdaa, 0x6a75c289, 0x617bcb84, 0x7c69d093, 0x7767d99e, 0x1e3daed5, 0x1533a7d8, 0x0821bccf, 0x032fb5c2, 0x32058ae1, 0x390b83ec, 0x241998fb, 0x2f1791f6, 0x8d764dd6, 0x867844db, 0x9b6a5fcc, 0x906456c1, 0xa14e69e2, 0xaa4060ef, 0xb7527bf8, 0xbc5c72f5, 0xd50605be, 0xde080cb3, 0xc31a17a4, 0xc8141ea9, 0xf93e218a, 0xf2302887, 0xef223390, 0xe42c3a9d, 0x3d96dd06, 0x3698d40b, 0x2b8acf1c, 0x2084c611, 0x11aef932, 0x1aa0f03f, 0x07b2eb28, 0x0cbce225, 0x65e6956e, 0x6ee89c63, 0x73fa8774, 0x78f48e79, 0x49deb15a, 0x42d0b857, 0x5fc2a340, 0x54ccaa4d, 0xf741ecda, 0xfc4fe5d7, 0xe15dfec0, 0xea53f7cd, 0xdb79c8ee, 0xd077c1e3, 0xcd65daf4, 0xc66bd3f9, 0xaf31a4b2, 0xa43fadbf, 0xb92db6a8, 0xb223bfa5, 0x83098086, 0x8807898b, 0x9515929c, 0x9e1b9b91, 0x47a17c0a, 0x4caf7507, 0x51bd6e10, 0x5ab3671d, 0x6b99583e, 0x60975133, 0x7d854a24, 0x768b4329, 0x1fd13462, 0x14df3d6f, 0x09cd2678, 0x02c32f75, 0x33e91056, 0x38e7195b, 0x25f5024c, 0x2efb0b41, 0x8c9ad761, 0x8794de6c, 0x9a86c57b, 0x9188cc76, 0xa0a2f355, 0xabacfa58, 0xb6bee14f, 0xbdb0e842, 0xd4ea9f09, 0xdfe49604, 0xc2f68d13, 0xc9f8841e, 0xf8d2bb3d, 0xf3dcb230, 0xeecea927, 0xe5c0a02a, 0x3c7a47b1, 0x37744ebc, 0x2a6655ab, 0x21685ca6, 0x10426385, 0x1b4c6a88, 0x065e719f, 0x0d507892, 0x640a0fd9, 0x6f0406d4, 0x72161dc3, 0x791814ce, 0x48322bed, 0x433c22e0, 0x5e2e39f7, 0x552030fa, 0x01ec9ab7, 0x0ae293ba, 0x17f088ad, 0x1cfe81a0, 0x2dd4be83, 0x26dab78e, 0x3bc8ac99, 0x30c6a594, 0x599cd2df, 0x5292dbd2, 0x4f80c0c5, 0x448ec9c8, 0x75a4f6eb, 0x7eaaffe6, 0x63b8e4f1, 0x68b6edfc, 0xb10c0a67, 0xba02036a, 0xa710187d, 0xac1e1170, 0x9d342e53, 0x963a275e, 0x8b283c49, 0x80263544, 0xe97c420f, 0xe2724b02, 0xff605015, 0xf46e5918, 0xc544663b, 0xce4a6f36, 0xd3587421, 0xd8567d2c, 0x7a37a10c, 0x7139a801, 0x6c2bb316, 0x6725ba1b, 0x560f8538, 0x5d018c35, 0x40139722, 0x4b1d9e2f, 0x2247e964, 0x2949e069, 0x345bfb7e, 0x3f55f273, 0x0e7fcd50, 0x0571c45d, 0x1863df4a, 0x136dd647, 0xcad731dc, 0xc1d938d1, 0xdccb23c6, 0xd7c52acb, 0xe6ef15e8, 0xede11ce5, 0xf0f307f2, 0xfbfd0eff, 0x92a779b4, 0x99a970b9, 0x84bb6bae, 0x8fb562a3, 0xbe9f5d80, 0xb591548d, 0xa8834f9a, 0xa38d4697];
+           var U3 = [0x00000000, 0x0d0b0e09, 0x1a161c12, 0x171d121b, 0x342c3824, 0x3927362d, 0x2e3a2436, 0x23312a3f, 0x68587048, 0x65537e41, 0x724e6c5a, 0x7f456253, 0x5c74486c, 0x517f4665, 0x4662547e, 0x4b695a77, 0xd0b0e090, 0xddbbee99, 0xcaa6fc82, 0xc7adf28b, 0xe49cd8b4, 0xe997d6bd, 0xfe8ac4a6, 0xf381caaf, 0xb8e890d8, 0xb5e39ed1, 0xa2fe8cca, 0xaff582c3, 0x8cc4a8fc, 0x81cfa6f5, 0x96d2b4ee, 0x9bd9bae7, 0xbb7bdb3b, 0xb670d532, 0xa16dc729, 0xac66c920, 0x8f57e31f, 0x825ced16, 0x9541ff0d, 0x984af104, 0xd323ab73, 0xde28a57a, 0xc935b761, 0xc43eb968, 0xe70f9357, 0xea049d5e, 0xfd198f45, 0xf012814c, 0x6bcb3bab, 0x66c035a2, 0x71dd27b9, 0x7cd629b0, 0x5fe7038f, 0x52ec0d86, 0x45f11f9d, 0x48fa1194, 0x03934be3, 0x0e9845ea, 0x198557f1, 0x148e59f8, 0x37bf73c7, 0x3ab47dce, 0x2da96fd5, 0x20a261dc, 0x6df6ad76, 0x60fda37f, 0x77e0b164, 0x7aebbf6d, 0x59da9552, 0x54d19b5b, 0x43cc8940, 0x4ec78749, 0x05aedd3e, 0x08a5d337, 0x1fb8c12c, 0x12b3cf25, 0x3182e51a, 0x3c89eb13, 0x2b94f908, 0x269ff701, 0xbd464de6, 0xb04d43ef, 0xa75051f4, 0xaa5b5ffd, 0x896a75c2, 0x84617bcb, 0x937c69d0, 0x9e7767d9, 0xd51e3dae, 0xd81533a7, 0xcf0821bc, 0xc2032fb5, 0xe132058a, 0xec390b83, 0xfb241998, 0xf62f1791, 0xd68d764d, 0xdb867844, 0xcc9b6a5f, 0xc1906456, 0xe2a14e69, 0xefaa4060, 0xf8b7527b, 0xf5bc5c72, 0xbed50605, 0xb3de080c, 0xa4c31a17, 0xa9c8141e, 0x8af93e21, 0x87f23028, 0x90ef2233, 0x9de42c3a, 0x063d96dd, 0x0b3698d4, 0x1c2b8acf, 0x112084c6, 0x3211aef9, 0x3f1aa0f0, 0x2807b2eb, 0x250cbce2, 0x6e65e695, 0x636ee89c, 0x7473fa87, 0x7978f48e, 0x5a49deb1, 0x5742d0b8, 0x405fc2a3, 0x4d54ccaa, 0xdaf741ec, 0xd7fc4fe5, 0xc0e15dfe, 0xcdea53f7, 0xeedb79c8, 0xe3d077c1, 0xf4cd65da, 0xf9c66bd3, 0xb2af31a4, 0xbfa43fad, 0xa8b92db6, 0xa5b223bf, 0x86830980, 0x8b880789, 0x9c951592, 0x919e1b9b, 0x0a47a17c, 0x074caf75, 0x1051bd6e, 0x1d5ab367, 0x3e6b9958, 0x33609751, 0x247d854a, 0x29768b43, 0x621fd134, 0x6f14df3d, 0x7809cd26, 0x7502c32f, 0x5633e910, 0x5b38e719, 0x4c25f502, 0x412efb0b, 0x618c9ad7, 0x6c8794de, 0x7b9a86c5, 0x769188cc, 0x55a0a2f3, 0x58abacfa, 0x4fb6bee1, 0x42bdb0e8, 0x09d4ea9f, 0x04dfe496, 0x13c2f68d, 0x1ec9f884, 0x3df8d2bb, 0x30f3dcb2, 0x27eecea9, 0x2ae5c0a0, 0xb13c7a47, 0xbc37744e, 0xab2a6655, 0xa621685c, 0x85104263, 0x881b4c6a, 0x9f065e71, 0x920d5078, 0xd9640a0f, 0xd46f0406, 0xc372161d, 0xce791814, 0xed48322b, 0xe0433c22, 0xf75e2e39, 0xfa552030, 0xb701ec9a, 0xba0ae293, 0xad17f088, 0xa01cfe81, 0x832dd4be, 0x8e26dab7, 0x993bc8ac, 0x9430c6a5, 0xdf599cd2, 0xd25292db, 0xc54f80c0, 0xc8448ec9, 0xeb75a4f6, 0xe67eaaff, 0xf163b8e4, 0xfc68b6ed, 0x67b10c0a, 0x6aba0203, 0x7da71018, 0x70ac1e11, 0x539d342e, 0x5e963a27, 0x498b283c, 0x44802635, 0x0fe97c42, 0x02e2724b, 0x15ff6050, 0x18f46e59, 0x3bc54466, 0x36ce4a6f, 0x21d35874, 0x2cd8567d, 0x0c7a37a1, 0x017139a8, 0x166c2bb3, 0x1b6725ba, 0x38560f85, 0x355d018c, 0x22401397, 0x2f4b1d9e, 0x642247e9, 0x692949e0, 0x7e345bfb, 0x733f55f2, 0x500e7fcd, 0x5d0571c4, 0x4a1863df, 0x47136dd6, 0xdccad731, 0xd1c1d938, 0xc6dccb23, 0xcbd7c52a, 0xe8e6ef15, 0xe5ede11c, 0xf2f0f307, 0xfffbfd0e, 0xb492a779, 0xb999a970, 0xae84bb6b, 0xa38fb562, 0x80be9f5d, 0x8db59154, 0x9aa8834f, 0x97a38d46];
+           var U4 = [0x00000000, 0x090d0b0e, 0x121a161c, 0x1b171d12, 0x24342c38, 0x2d392736, 0x362e3a24, 0x3f23312a, 0x48685870, 0x4165537e, 0x5a724e6c, 0x537f4562, 0x6c5c7448, 0x65517f46, 0x7e466254, 0x774b695a, 0x90d0b0e0, 0x99ddbbee, 0x82caa6fc, 0x8bc7adf2, 0xb4e49cd8, 0xbde997d6, 0xa6fe8ac4, 0xaff381ca, 0xd8b8e890, 0xd1b5e39e, 0xcaa2fe8c, 0xc3aff582, 0xfc8cc4a8, 0xf581cfa6, 0xee96d2b4, 0xe79bd9ba, 0x3bbb7bdb, 0x32b670d5, 0x29a16dc7, 0x20ac66c9, 0x1f8f57e3, 0x16825ced, 0x0d9541ff, 0x04984af1, 0x73d323ab, 0x7ade28a5, 0x61c935b7, 0x68c43eb9, 0x57e70f93, 0x5eea049d, 0x45fd198f, 0x4cf01281, 0xab6bcb3b, 0xa266c035, 0xb971dd27, 0xb07cd629, 0x8f5fe703, 0x8652ec0d, 0x9d45f11f, 0x9448fa11, 0xe303934b, 0xea0e9845, 0xf1198557, 0xf8148e59, 0xc737bf73, 0xce3ab47d, 0xd52da96f, 0xdc20a261, 0x766df6ad, 0x7f60fda3, 0x6477e0b1, 0x6d7aebbf, 0x5259da95, 0x5b54d19b, 0x4043cc89, 0x494ec787, 0x3e05aedd, 0x3708a5d3, 0x2c1fb8c1, 0x2512b3cf, 0x1a3182e5, 0x133c89eb, 0x082b94f9, 0x01269ff7, 0xe6bd464d, 0xefb04d43, 0xf4a75051, 0xfdaa5b5f, 0xc2896a75, 0xcb84617b, 0xd0937c69, 0xd99e7767, 0xaed51e3d, 0xa7d81533, 0xbccf0821, 0xb5c2032f, 0x8ae13205, 0x83ec390b, 0x98fb2419, 0x91f62f17, 0x4dd68d76, 0x44db8678, 0x5fcc9b6a, 0x56c19064, 0x69e2a14e, 0x60efaa40, 0x7bf8b752, 0x72f5bc5c, 0x05bed506, 0x0cb3de08, 0x17a4c31a, 0x1ea9c814, 0x218af93e, 0x2887f230, 0x3390ef22, 0x3a9de42c, 0xdd063d96, 0xd40b3698, 0xcf1c2b8a, 0xc6112084, 0xf93211ae, 0xf03f1aa0, 0xeb2807b2, 0xe2250cbc, 0x956e65e6, 0x9c636ee8, 0x877473fa, 0x8e7978f4, 0xb15a49de, 0xb85742d0, 0xa3405fc2, 0xaa4d54cc, 0xecdaf741, 0xe5d7fc4f, 0xfec0e15d, 0xf7cdea53, 0xc8eedb79, 0xc1e3d077, 0xdaf4cd65, 0xd3f9c66b, 0xa4b2af31, 0xadbfa43f, 0xb6a8b92d, 0xbfa5b223, 0x80868309, 0x898b8807, 0x929c9515, 0x9b919e1b, 0x7c0a47a1, 0x75074caf, 0x6e1051bd, 0x671d5ab3, 0x583e6b99, 0x51336097, 0x4a247d85, 0x4329768b, 0x34621fd1, 0x3d6f14df, 0x267809cd, 0x2f7502c3, 0x105633e9, 0x195b38e7, 0x024c25f5, 0x0b412efb, 0xd7618c9a, 0xde6c8794, 0xc57b9a86, 0xcc769188, 0xf355a0a2, 0xfa58abac, 0xe14fb6be, 0xe842bdb0, 0x9f09d4ea, 0x9604dfe4, 0x8d13c2f6, 0x841ec9f8, 0xbb3df8d2, 0xb230f3dc, 0xa927eece, 0xa02ae5c0, 0x47b13c7a, 0x4ebc3774, 0x55ab2a66, 0x5ca62168, 0x63851042, 0x6a881b4c, 0x719f065e, 0x78920d50, 0x0fd9640a, 0x06d46f04, 0x1dc37216, 0x14ce7918, 0x2bed4832, 0x22e0433c, 0x39f75e2e, 0x30fa5520, 0x9ab701ec, 0x93ba0ae2, 0x88ad17f0, 0x81a01cfe, 0xbe832dd4, 0xb78e26da, 0xac993bc8, 0xa59430c6, 0xd2df599c, 0xdbd25292, 0xc0c54f80, 0xc9c8448e, 0xf6eb75a4, 0xffe67eaa, 0xe4f163b8, 0xedfc68b6, 0x0a67b10c, 0x036aba02, 0x187da710, 0x1170ac1e, 0x2e539d34, 0x275e963a, 0x3c498b28, 0x35448026, 0x420fe97c, 0x4b02e272, 0x5015ff60, 0x5918f46e, 0x663bc544, 0x6f36ce4a, 0x7421d358, 0x7d2cd856, 0xa10c7a37, 0xa8017139, 0xb3166c2b, 0xba1b6725, 0x8538560f, 0x8c355d01, 0x97224013, 0x9e2f4b1d, 0xe9642247, 0xe0692949, 0xfb7e345b, 0xf2733f55, 0xcd500e7f, 0xc45d0571, 0xdf4a1863, 0xd647136d, 0x31dccad7, 0x38d1c1d9, 0x23c6dccb, 0x2acbd7c5, 0x15e8e6ef, 0x1ce5ede1, 0x07f2f0f3, 0x0efffbfd, 0x79b492a7, 0x70b999a9, 0x6bae84bb, 0x62a38fb5, 0x5d80be9f, 0x548db591, 0x4f9aa883, 0x4697a38d];
+
+           function convertToInt32(bytes) {
+             var result = [];
+
+             for (var i = 0; i < bytes.length; i += 4) {
+               result.push(bytes[i] << 24 | bytes[i + 1] << 16 | bytes[i + 2] << 8 | bytes[i + 3]);
+             }
+
+             return result;
+           }
+
+           var AES = function AES(key) {
+             if (!(this instanceof AES)) {
+               throw Error('AES must be instanitated with `new`');
+             }
+
+             Object.defineProperty(this, 'key', {
+               value: coerceArray(key, true)
+             });
+
+             this._prepare();
+           };
+
+           AES.prototype._prepare = function () {
+             var rounds = numberOfRounds[this.key.length];
+
+             if (rounds == null) {
+               throw new Error('invalid key size (must be 16, 24 or 32 bytes)');
+             } // encryption round keys
+
+
+             this._Ke = []; // decryption round keys
+
+             this._Kd = [];
+
+             for (var i = 0; i <= rounds; i++) {
+               this._Ke.push([0, 0, 0, 0]);
+
+               this._Kd.push([0, 0, 0, 0]);
+             }
+
+             var roundKeyCount = (rounds + 1) * 4;
+             var KC = this.key.length / 4; // convert the key into ints
+
+             var tk = convertToInt32(this.key); // copy values into round key arrays
+
+             var index;
+
+             for (var i = 0; i < KC; i++) {
+               index = i >> 2;
+               this._Ke[index][i % 4] = tk[i];
+               this._Kd[rounds - index][i % 4] = tk[i];
+             } // key expansion (fips-197 section 5.2)
+
+
+             var rconpointer = 0;
+             var t = KC,
+                 tt;
+
+             while (t < roundKeyCount) {
+               tt = tk[KC - 1];
+               tk[0] ^= S[tt >> 16 & 0xFF] << 24 ^ S[tt >> 8 & 0xFF] << 16 ^ S[tt & 0xFF] << 8 ^ S[tt >> 24 & 0xFF] ^ rcon[rconpointer] << 24;
+               rconpointer += 1; // key expansion (for non-256 bit)
+
+               if (KC != 8) {
+                 for (var i = 1; i < KC; i++) {
+                   tk[i] ^= tk[i - 1];
+                 } // key expansion for 256-bit keys is "slightly different" (fips-197)
+
+               } else {
+                 for (var i = 1; i < KC / 2; i++) {
+                   tk[i] ^= tk[i - 1];
+                 }
+
+                 tt = tk[KC / 2 - 1];
+                 tk[KC / 2] ^= S[tt & 0xFF] ^ S[tt >> 8 & 0xFF] << 8 ^ S[tt >> 16 & 0xFF] << 16 ^ S[tt >> 24 & 0xFF] << 24;
+
+                 for (var i = KC / 2 + 1; i < KC; i++) {
+                   tk[i] ^= tk[i - 1];
+                 }
+               } // copy values into round key arrays
+
+
+               var i = 0,
+                   r,
+                   c;
+
+               while (i < KC && t < roundKeyCount) {
+                 r = t >> 2;
+                 c = t % 4;
+                 this._Ke[r][c] = tk[i];
+                 this._Kd[rounds - r][c] = tk[i++];
+                 t++;
+               }
+             } // inverse-cipher-ify the decryption round key (fips-197 section 5.3)
+
+
+             for (var r = 1; r < rounds; r++) {
+               for (var c = 0; c < 4; c++) {
+                 tt = this._Kd[r][c];
+                 this._Kd[r][c] = U1[tt >> 24 & 0xFF] ^ U2[tt >> 16 & 0xFF] ^ U3[tt >> 8 & 0xFF] ^ U4[tt & 0xFF];
+               }
+             }
+           };
+
+           AES.prototype.encrypt = function (plaintext) {
+             if (plaintext.length != 16) {
+               throw new Error('invalid plaintext size (must be 16 bytes)');
+             }
+
+             var rounds = this._Ke.length - 1;
+             var a = [0, 0, 0, 0]; // convert plaintext to (ints ^ key)
+
+             var t = convertToInt32(plaintext);
+
+             for (var i = 0; i < 4; i++) {
+               t[i] ^= this._Ke[0][i];
+             } // apply round transforms
+
+
+             for (var r = 1; r < rounds; r++) {
+               for (var i = 0; i < 4; i++) {
+                 a[i] = T1[t[i] >> 24 & 0xff] ^ T2[t[(i + 1) % 4] >> 16 & 0xff] ^ T3[t[(i + 2) % 4] >> 8 & 0xff] ^ T4[t[(i + 3) % 4] & 0xff] ^ this._Ke[r][i];
+               }
+
+               t = a.slice();
+             } // the last round is special
+
+
+             var result = createArray(16),
+                 tt;
+
+             for (var i = 0; i < 4; i++) {
+               tt = this._Ke[rounds][i];
+               result[4 * i] = (S[t[i] >> 24 & 0xff] ^ tt >> 24) & 0xff;
+               result[4 * i + 1] = (S[t[(i + 1) % 4] >> 16 & 0xff] ^ tt >> 16) & 0xff;
+               result[4 * i + 2] = (S[t[(i + 2) % 4] >> 8 & 0xff] ^ tt >> 8) & 0xff;
+               result[4 * i + 3] = (S[t[(i + 3) % 4] & 0xff] ^ tt) & 0xff;
+             }
+
+             return result;
+           };
+
+           AES.prototype.decrypt = function (ciphertext) {
+             if (ciphertext.length != 16) {
+               throw new Error('invalid ciphertext size (must be 16 bytes)');
+             }
+
+             var rounds = this._Kd.length - 1;
+             var a = [0, 0, 0, 0]; // convert plaintext to (ints ^ key)
+
+             var t = convertToInt32(ciphertext);
+
+             for (var i = 0; i < 4; i++) {
+               t[i] ^= this._Kd[0][i];
+             } // apply round transforms
+
+
+             for (var r = 1; r < rounds; r++) {
+               for (var i = 0; i < 4; i++) {
+                 a[i] = T5[t[i] >> 24 & 0xff] ^ T6[t[(i + 3) % 4] >> 16 & 0xff] ^ T7[t[(i + 2) % 4] >> 8 & 0xff] ^ T8[t[(i + 1) % 4] & 0xff] ^ this._Kd[r][i];
+               }
+
+               t = a.slice();
+             } // the last round is special
+
+
+             var result = createArray(16),
+                 tt;
+
+             for (var i = 0; i < 4; i++) {
+               tt = this._Kd[rounds][i];
+               result[4 * i] = (Si[t[i] >> 24 & 0xff] ^ tt >> 24) & 0xff;
+               result[4 * i + 1] = (Si[t[(i + 3) % 4] >> 16 & 0xff] ^ tt >> 16) & 0xff;
+               result[4 * i + 2] = (Si[t[(i + 2) % 4] >> 8 & 0xff] ^ tt >> 8) & 0xff;
+               result[4 * i + 3] = (Si[t[(i + 1) % 4] & 0xff] ^ tt) & 0xff;
+             }
+
+             return result;
+           };
+           /**
+            *  Mode Of Operation - Electonic Codebook (ECB)
+            */
+
+
+           var ModeOfOperationECB = function ModeOfOperationECB(key) {
+             if (!(this instanceof ModeOfOperationECB)) {
+               throw Error('AES must be instanitated with `new`');
+             }
+
+             this.description = "Electronic Code Block";
+             this.name = "ecb";
+             this._aes = new AES(key);
+           };
+
+           ModeOfOperationECB.prototype.encrypt = function (plaintext) {
+             plaintext = coerceArray(plaintext);
+
+             if (plaintext.length % 16 !== 0) {
+               throw new Error('invalid plaintext size (must be multiple of 16 bytes)');
+             }
+
+             var ciphertext = createArray(plaintext.length);
+             var block = createArray(16);
+
+             for (var i = 0; i < plaintext.length; i += 16) {
+               copyArray(plaintext, block, 0, i, i + 16);
+               block = this._aes.encrypt(block);
+               copyArray(block, ciphertext, i);
+             }
+
+             return ciphertext;
+           };
+
+           ModeOfOperationECB.prototype.decrypt = function (ciphertext) {
+             ciphertext = coerceArray(ciphertext);
+
+             if (ciphertext.length % 16 !== 0) {
+               throw new Error('invalid ciphertext size (must be multiple of 16 bytes)');
+             }
+
+             var plaintext = createArray(ciphertext.length);
+             var block = createArray(16);
+
+             for (var i = 0; i < ciphertext.length; i += 16) {
+               copyArray(ciphertext, block, 0, i, i + 16);
+               block = this._aes.decrypt(block);
+               copyArray(block, plaintext, i);
+             }
+
+             return plaintext;
+           };
+           /**
+            *  Mode Of Operation - Cipher Block Chaining (CBC)
+            */
+
+
+           var ModeOfOperationCBC = function ModeOfOperationCBC(key, iv) {
+             if (!(this instanceof ModeOfOperationCBC)) {
+               throw Error('AES must be instanitated with `new`');
+             }
+
+             this.description = "Cipher Block Chaining";
+             this.name = "cbc";
+
+             if (!iv) {
+               iv = createArray(16);
+             } else if (iv.length != 16) {
+               throw new Error('invalid initialation vector size (must be 16 bytes)');
+             }
+
+             this._lastCipherblock = coerceArray(iv, true);
+             this._aes = new AES(key);
+           };
+
+           ModeOfOperationCBC.prototype.encrypt = function (plaintext) {
+             plaintext = coerceArray(plaintext);
+
+             if (plaintext.length % 16 !== 0) {
+               throw new Error('invalid plaintext size (must be multiple of 16 bytes)');
+             }
+
+             var ciphertext = createArray(plaintext.length);
+             var block = createArray(16);
+
+             for (var i = 0; i < plaintext.length; i += 16) {
+               copyArray(plaintext, block, 0, i, i + 16);
+
+               for (var j = 0; j < 16; j++) {
+                 block[j] ^= this._lastCipherblock[j];
+               }
+
+               this._lastCipherblock = this._aes.encrypt(block);
+               copyArray(this._lastCipherblock, ciphertext, i);
+             }
+
+             return ciphertext;
+           };
+
+           ModeOfOperationCBC.prototype.decrypt = function (ciphertext) {
+             ciphertext = coerceArray(ciphertext);
+
+             if (ciphertext.length % 16 !== 0) {
+               throw new Error('invalid ciphertext size (must be multiple of 16 bytes)');
+             }
+
+             var plaintext = createArray(ciphertext.length);
+             var block = createArray(16);
+
+             for (var i = 0; i < ciphertext.length; i += 16) {
+               copyArray(ciphertext, block, 0, i, i + 16);
+               block = this._aes.decrypt(block);
+
+               for (var j = 0; j < 16; j++) {
+                 plaintext[i + j] = block[j] ^ this._lastCipherblock[j];
+               }
+
+               copyArray(ciphertext, this._lastCipherblock, 0, i, i + 16);
+             }
+
+             return plaintext;
+           };
+           /**
+            *  Mode Of Operation - Cipher Feedback (CFB)
+            */
+
+
+           var ModeOfOperationCFB = function ModeOfOperationCFB(key, iv, segmentSize) {
+             if (!(this instanceof ModeOfOperationCFB)) {
+               throw Error('AES must be instanitated with `new`');
+             }
+
+             this.description = "Cipher Feedback";
+             this.name = "cfb";
+
+             if (!iv) {
+               iv = createArray(16);
+             } else if (iv.length != 16) {
+               throw new Error('invalid initialation vector size (must be 16 size)');
+             }
+
+             if (!segmentSize) {
+               segmentSize = 1;
+             }
+
+             this.segmentSize = segmentSize;
+             this._shiftRegister = coerceArray(iv, true);
+             this._aes = new AES(key);
+           };
+
+           ModeOfOperationCFB.prototype.encrypt = function (plaintext) {
+             if (plaintext.length % this.segmentSize != 0) {
+               throw new Error('invalid plaintext size (must be segmentSize bytes)');
+             }
+
+             var encrypted = coerceArray(plaintext, true);
+             var xorSegment;
+
+             for (var i = 0; i < encrypted.length; i += this.segmentSize) {
+               xorSegment = this._aes.encrypt(this._shiftRegister);
+
+               for (var j = 0; j < this.segmentSize; j++) {
+                 encrypted[i + j] ^= xorSegment[j];
+               } // Shift the register
+
+
+               copyArray(this._shiftRegister, this._shiftRegister, 0, this.segmentSize);
+               copyArray(encrypted, this._shiftRegister, 16 - this.segmentSize, i, i + this.segmentSize);
+             }
+
+             return encrypted;
+           };
+
+           ModeOfOperationCFB.prototype.decrypt = function (ciphertext) {
+             if (ciphertext.length % this.segmentSize != 0) {
+               throw new Error('invalid ciphertext size (must be segmentSize bytes)');
+             }
+
+             var plaintext = coerceArray(ciphertext, true);
+             var xorSegment;
+
+             for (var i = 0; i < plaintext.length; i += this.segmentSize) {
+               xorSegment = this._aes.encrypt(this._shiftRegister);
+
+               for (var j = 0; j < this.segmentSize; j++) {
+                 plaintext[i + j] ^= xorSegment[j];
+               } // Shift the register
+
+
+               copyArray(this._shiftRegister, this._shiftRegister, 0, this.segmentSize);
+               copyArray(ciphertext, this._shiftRegister, 16 - this.segmentSize, i, i + this.segmentSize);
+             }
+
+             return plaintext;
+           };
+           /**
+            *  Mode Of Operation - Output Feedback (OFB)
+            */
+
+
+           var ModeOfOperationOFB = function ModeOfOperationOFB(key, iv) {
+             if (!(this instanceof ModeOfOperationOFB)) {
+               throw Error('AES must be instanitated with `new`');
+             }
+
+             this.description = "Output Feedback";
+             this.name = "ofb";
+
+             if (!iv) {
+               iv = createArray(16);
+             } else if (iv.length != 16) {
+               throw new Error('invalid initialation vector size (must be 16 bytes)');
+             }
+
+             this._lastPrecipher = coerceArray(iv, true);
+             this._lastPrecipherIndex = 16;
+             this._aes = new AES(key);
+           };
+
+           ModeOfOperationOFB.prototype.encrypt = function (plaintext) {
+             var encrypted = coerceArray(plaintext, true);
+
+             for (var i = 0; i < encrypted.length; i++) {
+               if (this._lastPrecipherIndex === 16) {
+                 this._lastPrecipher = this._aes.encrypt(this._lastPrecipher);
+                 this._lastPrecipherIndex = 0;
+               }
+
+               encrypted[i] ^= this._lastPrecipher[this._lastPrecipherIndex++];
+             }
+
+             return encrypted;
+           }; // Decryption is symetric
+
+
+           ModeOfOperationOFB.prototype.decrypt = ModeOfOperationOFB.prototype.encrypt;
+           /**
+            *  Counter object for CTR common mode of operation
+            */
+
+           var Counter = function Counter(initialValue) {
+             if (!(this instanceof Counter)) {
+               throw Error('Counter must be instanitated with `new`');
+             } // We allow 0, but anything false-ish uses the default 1
+
+
+             if (initialValue !== 0 && !initialValue) {
+               initialValue = 1;
+             }
+
+             if (typeof initialValue === 'number') {
+               this._counter = createArray(16);
+               this.setValue(initialValue);
+             } else {
+               this.setBytes(initialValue);
+             }
+           };
+
+           Counter.prototype.setValue = function (value) {
+             if (typeof value !== 'number' || parseInt(value) != value) {
+               throw new Error('invalid counter value (must be an integer)');
+             } // We cannot safely handle numbers beyond the safe range for integers
+
+
+             if (value > Number.MAX_SAFE_INTEGER) {
+               throw new Error('integer value out of safe range');
+             }
+
+             for (var index = 15; index >= 0; --index) {
+               this._counter[index] = value % 256;
+               value = parseInt(value / 256);
+             }
+           };
+
+           Counter.prototype.setBytes = function (bytes) {
+             bytes = coerceArray(bytes, true);
+
+             if (bytes.length != 16) {
+               throw new Error('invalid counter bytes size (must be 16 bytes)');
+             }
+
+             this._counter = bytes;
+           };
+
+           Counter.prototype.increment = function () {
+             for (var i = 15; i >= 0; i--) {
+               if (this._counter[i] === 255) {
+                 this._counter[i] = 0;
+               } else {
+                 this._counter[i]++;
+                 break;
+               }
+             }
+           };
+           /**
+            *  Mode Of Operation - Counter (CTR)
+            */
+
+
+           var ModeOfOperationCTR = function ModeOfOperationCTR(key, counter) {
+             if (!(this instanceof ModeOfOperationCTR)) {
+               throw Error('AES must be instanitated with `new`');
+             }
+
+             this.description = "Counter";
+             this.name = "ctr";
+
+             if (!(counter instanceof Counter)) {
+               counter = new Counter(counter);
+             }
+
+             this._counter = counter;
+             this._remainingCounter = null;
+             this._remainingCounterIndex = 16;
+             this._aes = new AES(key);
+           };
+
+           ModeOfOperationCTR.prototype.encrypt = function (plaintext) {
+             var encrypted = coerceArray(plaintext, true);
+
+             for (var i = 0; i < encrypted.length; i++) {
+               if (this._remainingCounterIndex === 16) {
+                 this._remainingCounter = this._aes.encrypt(this._counter._counter);
+                 this._remainingCounterIndex = 0;
+
+                 this._counter.increment();
+               }
+
+               encrypted[i] ^= this._remainingCounter[this._remainingCounterIndex++];
+             }
+
+             return encrypted;
+           }; // Decryption is symetric
+
+
+           ModeOfOperationCTR.prototype.decrypt = ModeOfOperationCTR.prototype.encrypt; ///////////////////////
+           // Padding
+           // See:https://tools.ietf.org/html/rfc2315
+
+           function pkcs7pad(data) {
+             data = coerceArray(data, true);
+             var padder = 16 - data.length % 16;
+             var result = createArray(data.length + padder);
+             copyArray(data, result);
+
+             for (var i = data.length; i < result.length; i++) {
+               result[i] = padder;
+             }
+
+             return result;
+           }
+
+           function pkcs7strip(data) {
+             data = coerceArray(data, true);
+
+             if (data.length < 16) {
+               throw new Error('PKCS#7 invalid length');
+             }
+
+             var padder = data[data.length - 1];
+
+             if (padder > 16) {
+               throw new Error('PKCS#7 padding byte out of range');
+             }
+
+             var length = data.length - padder;
+
+             for (var i = 0; i < padder; i++) {
+               if (data[length + i] !== padder) {
+                 throw new Error('PKCS#7 invalid padding byte');
+               }
+             }
+
+             var result = createArray(length);
+             copyArray(data, result, 0, 0, length);
+             return result;
+           } ///////////////////////
+           // Exporting
+           // The block cipher
+
+
+           var aesjs = {
+             AES: AES,
+             Counter: Counter,
+             ModeOfOperation: {
+               ecb: ModeOfOperationECB,
+               cbc: ModeOfOperationCBC,
+               cfb: ModeOfOperationCFB,
+               ofb: ModeOfOperationOFB,
+               ctr: ModeOfOperationCTR
+             },
+             utils: {
+               hex: convertHex,
+               utf8: convertUtf8
+             },
+             padding: {
+               pkcs7: {
+                 pad: pkcs7pad,
+                 strip: pkcs7strip
+               }
+             },
+             _arrayTest: {
+               coerceArray: coerceArray,
+               createArray: createArray,
+               copyArray: copyArray
+             }
+           }; // node.js
+
+           {
+             module.exports = aesjs; // RequireJS/AMD
+             // http://www.requirejs.org/docs/api.html
+             // https://github.com/amdjs/amdjs-api/wiki/AMD
+           }
+         })();
+       })(aesJs);
+
+       var aesjs = aesJs.exports;
+
+       // We can use keys that are 128 bits (16 bytes), 192 bits (24 bytes) or 256 bits (32 bytes).
+       // To generate a random key:  window.crypto.getRandomValues(new Uint8Array(16));
+       // This default signing key is built into iD and can be used to mask/unmask sensitive values.
+
+       var DEFAULT_128 = [250, 157, 60, 79, 142, 134, 229, 129, 138, 126, 210, 129, 29, 71, 160, 208];
+       function utilAesEncrypt(text, key) {
+         key = key || DEFAULT_128;
+         var textBytes = aesjs.utils.utf8.toBytes(text);
+         var aesCtr = new aesjs.ModeOfOperation.ctr(key);
+         var encryptedBytes = aesCtr.encrypt(textBytes);
+         var encryptedHex = aesjs.utils.hex.fromBytes(encryptedBytes);
+         return encryptedHex;
+       }
+       function utilAesDecrypt(encryptedHex, key) {
+         key = key || DEFAULT_128;
+         var encryptedBytes = aesjs.utils.hex.toBytes(encryptedHex);
+         var aesCtr = new aesjs.ModeOfOperation.ctr(key);
+         var decryptedBytes = aesCtr.decrypt(encryptedBytes);
+         var text = aesjs.utils.utf8.fromBytes(decryptedBytes);
+         return text;
+       }
+
+       function utilCleanTags(tags) {
+         var out = {};
+
+         for (var k in tags) {
+           if (!k) continue;
+           var v = tags[k];
+
+           if (v !== undefined) {
+             out[k] = cleanValue(k, v);
+           }
+         }
+
+         return out;
+
+         function cleanValue(k, v) {
+           function keepSpaces(k) {
+             return /_hours|_times|:conditional$/.test(k);
+           }
+
+           function skip(k) {
+             return /^(description|note|fixme)$/.test(k);
+           }
+
+           if (skip(k)) return v;
+           var cleaned = v.split(';').map(function (s) {
+             return s.trim();
+           }).join(keepSpaces(k) ? '; ' : ';'); // The code below is not intended to validate websites and emails.
+           // It is only intended to prevent obvious copy-paste errors. (#2323)
+           // clean website- and email-like tags
+
+           if (k.indexOf('website') !== -1 || k.indexOf('email') !== -1 || cleaned.indexOf('http') === 0) {
+             cleaned = cleaned.replace(/[\u200B-\u200F\uFEFF]/g, ''); // strip LRM and other zero width chars
+           }
+
+           return cleaned;
+         }
+       }
+
+       var _detected;
+
+       function utilDetect(refresh) {
+         if (_detected && !refresh) return _detected;
+         _detected = {};
+         var ua = navigator.userAgent;
+         var m = null;
+         /* Browser */
+
+         m = ua.match(/(edge)\/?\s*(\.?\d+(\.\d+)*)/i); // Edge
+
+         if (m !== null) {
+           _detected.browser = m[1];
+           _detected.version = m[2];
+         }
+
+         if (!_detected.browser) {
+           m = ua.match(/Trident\/.*rv:([0-9]{1,}[\.0-9]{0,})/i); // IE11
+
+           if (m !== null) {
+             _detected.browser = 'msie';
+             _detected.version = m[1];
+           }
+         }
+
+         if (!_detected.browser) {
+           m = ua.match(/(opr)\/?\s*(\.?\d+(\.\d+)*)/i); // Opera 15+
+
+           if (m !== null) {
+             _detected.browser = 'Opera';
+             _detected.version = m[2];
+           }
+         }
+
+         if (!_detected.browser) {
+           m = ua.match(/(opera|chrome|safari|firefox|msie)\/?\s*(\.?\d+(\.\d+)*)/i);
+
+           if (m !== null) {
+             _detected.browser = m[1];
+             _detected.version = m[2];
+             m = ua.match(/version\/([\.\d]+)/i);
+             if (m !== null) _detected.version = m[1];
+           }
+         }
+
+         if (!_detected.browser) {
+           _detected.browser = navigator.appName;
+           _detected.version = navigator.appVersion;
+         } // keep major.minor version only..
+
+
+         _detected.version = _detected.version.split(/\W/).slice(0, 2).join('.'); // detect other browser capabilities
+         // Legacy Opera has incomplete svg style support. See #715
+
+         _detected.opera = _detected.browser.toLowerCase() === 'opera' && parseFloat(_detected.version) < 15;
+
+         if (_detected.browser.toLowerCase() === 'msie') {
+           _detected.ie = true;
+           _detected.browser = 'Internet Explorer';
+           _detected.support = parseFloat(_detected.version) >= 11;
+         } else {
+           _detected.ie = false;
+           _detected.support = true;
+         }
+
+         _detected.filedrop = window.FileReader && 'ondrop' in window;
+         _detected.download = !(_detected.ie || _detected.browser.toLowerCase() === 'edge');
+         _detected.cssfilters = !(_detected.ie || _detected.browser.toLowerCase() === 'edge');
+         /* Platform */
+
+         if (/Win/.test(ua)) {
+           _detected.os = 'win';
+           _detected.platform = 'Windows';
+         } else if (/Mac/.test(ua)) {
+           _detected.os = 'mac';
+           _detected.platform = 'Macintosh';
+         } else if (/X11/.test(ua) || /Linux/.test(ua)) {
+           _detected.os = 'linux';
+           _detected.platform = 'Linux';
+         } else {
+           _detected.os = 'win';
+           _detected.platform = 'Unknown';
+         }
+
+         _detected.isMobileWebKit = (/\b(iPad|iPhone|iPod)\b/.test(ua) || // HACK: iPadOS 13+ requests desktop sites by default by using a Mac user agent,
+         // so assume any "mac" with multitouch is actually iOS
+         navigator.platform === 'MacIntel' && 'maxTouchPoints' in navigator && navigator.maxTouchPoints > 1) && /WebKit/.test(ua) && !/Edge/.test(ua) && !window.MSStream;
+         /* Locale */
+         // An array of locales requested by the browser in priority order.
+
+         _detected.browserLocales = Array.from(new Set( // remove duplicates
+         [navigator.language].concat(navigator.languages || []).concat([// old property for backwards compatibility
+         navigator.userLanguage]) // remove any undefined values
+         .filter(Boolean)));
+         /* Host */
+
+         var loc = window.top.location;
+         var origin = loc.origin;
+
+         if (!origin) {
+           // for unpatched IE11
+           origin = loc.protocol + '//' + loc.hostname + (loc.port ? ':' + loc.port : '');
+         }
+
+         _detected.host = origin + loc.pathname;
+         return _detected;
+       }
+
+       // Like selection.property('value', ...), but avoids no-op value sets,
+       // which can result in layout/repaint thrashing in some situations.
+
+       /** @returns {string} */
+       function utilGetSetValue(selection, value) {
+         function d3_selection_value(value) {
+           function valueNull() {
+             delete this.value;
+           }
+
+           function valueConstant() {
+             if (this.value !== value) {
+               this.value = value;
+             }
+           }
+
+           function valueFunction() {
+             var x = value.apply(this, arguments);
+
+             if (x === null || x === undefined) {
+               delete this.value;
+             } else if (this.value !== x) {
+               this.value = x;
+             }
+           }
+
+           return value === null || value === undefined ? valueNull : typeof value === 'function' ? valueFunction : valueConstant;
+         }
+
+         if (arguments.length === 1) {
+           return selection.property('value');
+         }
+
+         return selection.each(d3_selection_value(value));
+       }
+
+       function utilKeybinding(namespace) {
+         var _keybindings = {};
+
+         function testBindings(d3_event, isCapturing) {
+           var didMatch = false;
+           var bindings = Object.keys(_keybindings).map(function (id) {
+             return _keybindings[id];
+           });
+           var i, binding; // Most key shortcuts will accept either lower or uppercase ('h' or 'H'),
+           // so we don't strictly match on the shift key, but we prioritize
+           // shifted keybindings first, and fallback to unshifted only if no match.
+           // (This lets us differentiate between '←'/'⇧←' or '⌘Z'/'⌘⇧Z')
+           // priority match shifted keybindings first
+
+           for (i = 0; i < bindings.length; i++) {
+             binding = bindings[i];
+             if (!binding.event.modifiers.shiftKey) continue; // no shift
+
+             if (!!binding.capture !== isCapturing) continue;
+
+             if (matches(d3_event, binding, true)) {
+               binding.callback(d3_event);
+               didMatch = true; // match a max of one binding per event
+
+               break;
+             }
+           }
+
+           if (didMatch) return; // then unshifted keybindings
+
+           for (i = 0; i < bindings.length; i++) {
+             binding = bindings[i];
+             if (binding.event.modifiers.shiftKey) continue; // shift
+
+             if (!!binding.capture !== isCapturing) continue;
+
+             if (matches(d3_event, binding, false)) {
+               binding.callback(d3_event);
+               break;
+             }
+           }
+
+           function matches(d3_event, binding, testShift) {
+             var event = d3_event;
+             var isMatch = false;
+             var tryKeyCode = true; // Prefer a match on `KeyboardEvent.key`
+
+             if (event.key !== undefined) {
+               tryKeyCode = event.key.charCodeAt(0) > 255; // outside ISO-Latin-1
+
+               isMatch = true;
+
+               if (binding.event.key === undefined) {
+                 isMatch = false;
+               } else if (Array.isArray(binding.event.key)) {
+                 if (binding.event.key.map(function (s) {
+                   return s.toLowerCase();
+                 }).indexOf(event.key.toLowerCase()) === -1) {
+                   isMatch = false;
+                 }
+               } else {
+                 if (event.key.toLowerCase() !== binding.event.key.toLowerCase()) {
+                   isMatch = false;
+                 }
+               }
+             } // Fallback match on `KeyboardEvent.keyCode`, can happen if:
+             // - browser doesn't support `KeyboardEvent.key`
+             // - `KeyboardEvent.key` is outside ISO-Latin-1 range (cyrillic?)
+
+
+             if (!isMatch && tryKeyCode) {
+               isMatch = event.keyCode === binding.event.keyCode;
+             }
+
+             if (!isMatch) return false; // test modifier keys
+
+             if (!(event.ctrlKey && event.altKey)) {
+               // if both are set, assume AltGr and skip it - #4096
+               if (event.ctrlKey !== binding.event.modifiers.ctrlKey) return false;
+               if (event.altKey !== binding.event.modifiers.altKey) return false;
+             }
+
+             if (event.metaKey !== binding.event.modifiers.metaKey) return false;
+             if (testShift && event.shiftKey !== binding.event.modifiers.shiftKey) return false;
+             return true;
+           }
+         }
+
+         function capture(d3_event) {
+           testBindings(d3_event, true);
+         }
+
+         function bubble(d3_event) {
+           var tagName = select(d3_event.target).node().tagName;
+
+           if (tagName === 'INPUT' || tagName === 'SELECT' || tagName === 'TEXTAREA') {
+             return;
+           }
+
+           testBindings(d3_event, false);
+         }
+
+         function keybinding(selection) {
+           selection = selection || select(document);
+           selection.on('keydown.capture.' + namespace, capture, true);
+           selection.on('keydown.bubble.' + namespace, bubble, false);
+           return keybinding;
+         } // was: keybinding.off()
+
+
+         keybinding.unbind = function (selection) {
+           _keybindings = [];
+           selection = selection || select(document);
+           selection.on('keydown.capture.' + namespace, null);
+           selection.on('keydown.bubble.' + namespace, null);
+           return keybinding;
+         };
+
+         keybinding.clear = function () {
+           _keybindings = {};
+           return keybinding;
+         }; // Remove one or more keycode bindings.
+
+
+         keybinding.off = function (codes, capture) {
+           var arr = utilArrayUniq([].concat(codes));
+
+           for (var i = 0; i < arr.length; i++) {
+             var id = arr[i] + (capture ? '-capture' : '-bubble');
+             delete _keybindings[id];
+           }
+
+           return keybinding;
+         }; // Add one or more keycode bindings.
+
+
+         keybinding.on = function (codes, callback, capture) {
+           if (typeof callback !== 'function') {
+             return keybinding.off(codes, capture);
+           }
+
+           var arr = utilArrayUniq([].concat(codes));
+
+           for (var i = 0; i < arr.length; i++) {
+             var id = arr[i] + (capture ? '-capture' : '-bubble');
+             var binding = {
+               id: id,
+               capture: capture,
+               callback: callback,
+               event: {
+                 key: undefined,
+                 // preferred
+                 keyCode: 0,
+                 // fallback
+                 modifiers: {
+                   shiftKey: false,
+                   ctrlKey: false,
+                   altKey: false,
+                   metaKey: false
+                 }
+               }
+             };
+
+             if (_keybindings[id]) {
+               console.warn('warning: duplicate keybinding for "' + id + '"'); // eslint-disable-line no-console
+             }
+
+             _keybindings[id] = binding;
+             var matches = arr[i].toLowerCase().match(/(?:(?:[^+⇧⌃⌥⌘])+|[⇧⌃⌥⌘]|\+\+|^\+$)/g);
+
+             for (var j = 0; j < matches.length; j++) {
+               // Normalise matching errors
+               if (matches[j] === '++') matches[j] = '+';
+
+               if (matches[j] in utilKeybinding.modifierCodes) {
+                 var prop = utilKeybinding.modifierProperties[utilKeybinding.modifierCodes[matches[j]]];
+                 binding.event.modifiers[prop] = true;
+               } else {
+                 binding.event.key = utilKeybinding.keys[matches[j]] || matches[j];
+
+                 if (matches[j] in utilKeybinding.keyCodes) {
+                   binding.event.keyCode = utilKeybinding.keyCodes[matches[j]];
+                 }
+               }
+             }
+           }
+
+           return keybinding;
+         };
+
+         return keybinding;
+       }
+       /*
+        * See https://github.com/keithamus/jwerty
+        */
+
+       utilKeybinding.modifierCodes = {
+         // Shift key, ⇧
+         '⇧': 16,
+         shift: 16,
+         // CTRL key, on Mac: ⌃
+         '⌃': 17,
+         ctrl: 17,
+         // ALT key, on Mac: ⌥ (Alt)
+         '⌥': 18,
+         alt: 18,
+         option: 18,
+         // META, on Mac: ⌘ (CMD), on Windows (Win), on Linux (Super)
+         '⌘': 91,
+         meta: 91,
+         cmd: 91,
+         'super': 91,
+         win: 91
+       };
+       utilKeybinding.modifierProperties = {
+         16: 'shiftKey',
+         17: 'ctrlKey',
+         18: 'altKey',
+         91: 'metaKey'
+       };
+       utilKeybinding.plusKeys = ['plus', 'ffplus', '=', 'ffequals', '≠', '±'];
+       utilKeybinding.minusKeys = ['_', '-', 'ffminus', 'dash', '–', '—'];
+       utilKeybinding.keys = {
+         // Backspace key, on Mac: ⌫ (Backspace)
+         '⌫': 'Backspace',
+         backspace: 'Backspace',
+         // Tab Key, on Mac: ⇥ (Tab), on Windows ⇥⇥
+         '⇥': 'Tab',
+         '⇆': 'Tab',
+         tab: 'Tab',
+         // Return key, ↩
+         '↩': 'Enter',
+         '↵': 'Enter',
+         '⏎': 'Enter',
+         'return': 'Enter',
+         enter: 'Enter',
+         '⌅': 'Enter',
+         // Pause/Break key
+         'pause': 'Pause',
+         'pause-break': 'Pause',
+         // Caps Lock key, ⇪
+         '⇪': 'CapsLock',
+         caps: 'CapsLock',
+         'caps-lock': 'CapsLock',
+         // Escape key, on Mac: ⎋, on Windows: Esc
+         '⎋': ['Escape', 'Esc'],
+         escape: ['Escape', 'Esc'],
+         esc: ['Escape', 'Esc'],
+         // Space key
+         space: [' ', 'Spacebar'],
+         // Page-Up key, or pgup, on Mac: ↖
+         '↖': 'PageUp',
+         pgup: 'PageUp',
+         'page-up': 'PageUp',
+         // Page-Down key, or pgdown, on Mac: ↘
+         '↘': 'PageDown',
+         pgdown: 'PageDown',
+         'page-down': 'PageDown',
+         // END key, on Mac: ⇟
+         '⇟': 'End',
+         end: 'End',
+         // HOME key, on Mac: ⇞
+         '⇞': 'Home',
+         home: 'Home',
+         // Insert key, or ins
+         ins: 'Insert',
+         insert: 'Insert',
+         // Delete key, on Mac: ⌦ (Delete)
+         '⌦': ['Delete', 'Del'],
+         del: ['Delete', 'Del'],
+         'delete': ['Delete', 'Del'],
+         // Left Arrow Key, or ←
+         '←': ['ArrowLeft', 'Left'],
+         left: ['ArrowLeft', 'Left'],
+         'arrow-left': ['ArrowLeft', 'Left'],
+         // Up Arrow Key, or ↑
+         '↑': ['ArrowUp', 'Up'],
+         up: ['ArrowUp', 'Up'],
+         'arrow-up': ['ArrowUp', 'Up'],
+         // Right Arrow Key, or →
+         '→': ['ArrowRight', 'Right'],
+         right: ['ArrowRight', 'Right'],
+         'arrow-right': ['ArrowRight', 'Right'],
+         // Up Arrow Key, or ↓
+         '↓': ['ArrowDown', 'Down'],
+         down: ['ArrowDown', 'Down'],
+         'arrow-down': ['ArrowDown', 'Down'],
+         // odities, stuff for backward compatibility (browsers and code):
+         // Num-Multiply, or *
+         '*': ['*', 'Multiply'],
+         star: ['*', 'Multiply'],
+         asterisk: ['*', 'Multiply'],
+         multiply: ['*', 'Multiply'],
+         // Num-Plus or +
+         '+': ['+', 'Add'],
+         'plus': ['+', 'Add'],
+         // Num-Subtract, or -
+         '-': ['-', 'Subtract'],
+         subtract: ['-', 'Subtract'],
+         'dash': ['-', 'Subtract'],
+         // Semicolon
+         semicolon: ';',
+         // = or equals
+         equals: '=',
+         // Comma, or ,
+         comma: ',',
+         // Period, or ., or full-stop
+         period: '.',
+         'full-stop': '.',
+         // Slash, or /, or forward-slash
+         slash: '/',
+         'forward-slash': '/',
+         // Tick, or `, or back-quote
+         tick: '`',
+         'back-quote': '`',
+         // Open bracket, or [
+         'open-bracket': '[',
+         // Back slash, or \
+         'back-slash': '\\',
+         // Close backet, or ]
+         'close-bracket': ']',
+         // Apostrophe, or Quote, or '
+         quote: '\'',
+         apostrophe: '\'',
+         // NUMPAD 0-9
+         'num-0': '0',
+         'num-1': '1',
+         'num-2': '2',
+         'num-3': '3',
+         'num-4': '4',
+         'num-5': '5',
+         'num-6': '6',
+         'num-7': '7',
+         'num-8': '8',
+         'num-9': '9',
+         // F1-F25
+         f1: 'F1',
+         f2: 'F2',
+         f3: 'F3',
+         f4: 'F4',
+         f5: 'F5',
+         f6: 'F6',
+         f7: 'F7',
+         f8: 'F8',
+         f9: 'F9',
+         f10: 'F10',
+         f11: 'F11',
+         f12: 'F12',
+         f13: 'F13',
+         f14: 'F14',
+         f15: 'F15',
+         f16: 'F16',
+         f17: 'F17',
+         f18: 'F18',
+         f19: 'F19',
+         f20: 'F20',
+         f21: 'F21',
+         f22: 'F22',
+         f23: 'F23',
+         f24: 'F24',
+         f25: 'F25'
+       };
+       utilKeybinding.keyCodes = {
+         // Backspace key, on Mac: ⌫ (Backspace)
+         '⌫': 8,
+         backspace: 8,
+         // Tab Key, on Mac: ⇥ (Tab), on Windows ⇥⇥
+         '⇥': 9,
+         '⇆': 9,
+         tab: 9,
+         // Return key, ↩
+         '↩': 13,
+         '↵': 13,
+         '⏎': 13,
+         'return': 13,
+         enter: 13,
+         '⌅': 13,
+         // Pause/Break key
+         'pause': 19,
+         'pause-break': 19,
+         // Caps Lock key, ⇪
+         '⇪': 20,
+         caps: 20,
+         'caps-lock': 20,
+         // Escape key, on Mac: ⎋, on Windows: Esc
+         '⎋': 27,
+         escape: 27,
+         esc: 27,
+         // Space key
+         space: 32,
+         // Page-Up key, or pgup, on Mac: ↖
+         '↖': 33,
+         pgup: 33,
+         'page-up': 33,
+         // Page-Down key, or pgdown, on Mac: ↘
+         '↘': 34,
+         pgdown: 34,
+         'page-down': 34,
+         // END key, on Mac: ⇟
+         '⇟': 35,
+         end: 35,
+         // HOME key, on Mac: ⇞
+         '⇞': 36,
+         home: 36,
+         // Insert key, or ins
+         ins: 45,
+         insert: 45,
+         // Delete key, on Mac: ⌦ (Delete)
+         '⌦': 46,
+         del: 46,
+         'delete': 46,
+         // Left Arrow Key, or ←
+         '←': 37,
+         left: 37,
+         'arrow-left': 37,
+         // Up Arrow Key, or ↑
+         '↑': 38,
+         up: 38,
+         'arrow-up': 38,
+         // Right Arrow Key, or →
+         '→': 39,
+         right: 39,
+         'arrow-right': 39,
+         // Up Arrow Key, or ↓
+         '↓': 40,
+         down: 40,
+         'arrow-down': 40,
+         // odities, printing characters that come out wrong:
+         // Firefox Equals
+         'ffequals': 61,
+         // Num-Multiply, or *
+         '*': 106,
+         star: 106,
+         asterisk: 106,
+         multiply: 106,
+         // Num-Plus or +
+         '+': 107,
+         'plus': 107,
+         // Num-Subtract, or -
+         '-': 109,
+         subtract: 109,
+         // Vertical Bar / Pipe
+         '|': 124,
+         // Firefox Plus
+         'ffplus': 171,
+         // Firefox Minus
+         'ffminus': 173,
+         // Semicolon
+         ';': 186,
+         semicolon: 186,
+         // = or equals
+         '=': 187,
+         'equals': 187,
+         // Comma, or ,
+         ',': 188,
+         comma: 188,
+         // Dash / Underscore key
+         'dash': 189,
+         // Period, or ., or full-stop
+         '.': 190,
+         period: 190,
+         'full-stop': 190,
+         // Slash, or /, or forward-slash
+         '/': 191,
+         slash: 191,
+         'forward-slash': 191,
+         // Tick, or `, or back-quote
+         '`': 192,
+         tick: 192,
+         'back-quote': 192,
+         // Open bracket, or [
+         '[': 219,
+         'open-bracket': 219,
+         // Back slash, or \
+         '\\': 220,
+         'back-slash': 220,
+         // Close backet, or ]
+         ']': 221,
+         'close-bracket': 221,
+         // Apostrophe, or Quote, or '
+         '\'': 222,
+         quote: 222,
+         apostrophe: 222
+       }; // NUMPAD 0-9
+
+       var i = 95,
+           n = 0;
+
+       while (++i < 106) {
+         utilKeybinding.keyCodes['num-' + n] = i;
+         ++n;
+       } // 0-9
+
+
+       i = 47;
+       n = 0;
+
+       while (++i < 58) {
+         utilKeybinding.keyCodes[n] = i;
+         ++n;
+       } // F1-F25
+
+
+       i = 111;
+       n = 1;
+
+       while (++i < 136) {
+         utilKeybinding.keyCodes['f' + n] = i;
+         ++n;
+       } // a-z
+
+
+       i = 64;
+
+       while (++i < 91) {
+         utilKeybinding.keyCodes[String.fromCharCode(i).toLowerCase()] = i;
+       }
+
+       function utilObjectOmit(obj, omitKeys) {
+         return Object.keys(obj).reduce(function (result, key) {
+           if (omitKeys.indexOf(key) === -1) {
+             result[key] = obj[key]; // keep
+           }
+
+           return result;
+         }, {});
+       }
+
+       // Copies a variable number of methods from source to target.
+       function utilRebind(target, source) {
+         var i = 1,
+             n = arguments.length,
+             method;
+
+         while (++i < n) {
+           target[method = arguments[i]] = d3_rebind(target, source, source[method]);
+         }
+
+         return target;
+       } // Method is assumed to be a standard D3 getter-setter:
+       // If passed with no arguments, gets the value.
+       // If passed with arguments, sets the value and returns the target.
+
+       function d3_rebind(target, source, method) {
+         return function () {
+           var value = method.apply(source, arguments);
+           return value === source ? target : value;
+         };
+       }
+
+       // A per-domain session mutex backed by a cookie and dead man's
+       // switch. If the session crashes, the mutex will auto-release
+       // after 5 seconds.
+       // This accepts a string and returns an object that complies with utilSessionMutexType
+       function utilSessionMutex(name) {
+         var mutex = {};
+         var intervalID;
+
+         function renew() {
+           var expires = new Date();
+           expires.setSeconds(expires.getSeconds() + 5);
+           document.cookie = name + '=1; expires=' + expires.toUTCString() + '; sameSite=strict';
+         }
+
+         mutex.lock = function () {
+           if (intervalID) return true;
+           var cookie = document.cookie.replace(new RegExp('(?:(?:^|.*;)\\s*' + name + '\\s*\\=\\s*([^;]*).*$)|^.*$'), '$1');
+           if (cookie) return false;
+           renew();
+           intervalID = window.setInterval(renew, 4000);
+           return true;
+         };
+
+         mutex.unlock = function () {
+           if (!intervalID) return;
+           document.cookie = name + '=; expires=Thu, 01 Jan 1970 00:00:00 GMT; sameSite=strict';
+           clearInterval(intervalID);
+           intervalID = null;
+         };
+
+         mutex.locked = function () {
+           return !!intervalID;
+         };
+
+         return mutex;
+       }
+
+       function utilTiler() {
+         var _size = [256, 256];
+         var _scale = 256;
+         var _tileSize = 256;
+         var _zoomExtent = [0, 20];
+         var _translate = [_size[0] / 2, _size[1] / 2];
+         var _margin = 0;
+         var _skipNullIsland = false;
+
+         function clamp(num, min, max) {
+           return Math.max(min, Math.min(num, max));
+         }
+
+         function nearNullIsland(tile) {
+           var x = tile[0];
+           var y = tile[1];
+           var z = tile[2];
+
+           if (z >= 7) {
+             var center = Math.pow(2, z - 1);
+             var width = Math.pow(2, z - 6);
+             var min = center - width / 2;
+             var max = center + width / 2 - 1;
+             return x >= min && x <= max && y >= min && y <= max;
+           }
+
+           return false;
+         }
+
+         function tiler() {
+           var z = geoScaleToZoom(_scale / (2 * Math.PI), _tileSize);
+           var z0 = clamp(Math.round(z), _zoomExtent[0], _zoomExtent[1]);
+           var tileMin = 0;
+           var tileMax = Math.pow(2, z0) - 1;
+           var log2ts = Math.log(_tileSize) * Math.LOG2E;
+           var k = Math.pow(2, z - z0 + log2ts);
+           var origin = [(_translate[0] - _scale / 2) / k, (_translate[1] - _scale / 2) / k];
+           var cols = range$1(clamp(Math.floor(-origin[0]) - _margin, tileMin, tileMax + 1), clamp(Math.ceil(_size[0] / k - origin[0]) + _margin, tileMin, tileMax + 1));
+           var rows = range$1(clamp(Math.floor(-origin[1]) - _margin, tileMin, tileMax + 1), clamp(Math.ceil(_size[1] / k - origin[1]) + _margin, tileMin, tileMax + 1));
+           var tiles = [];
+
+           for (var i = 0; i < rows.length; i++) {
+             var y = rows[i];
+
+             for (var j = 0; j < cols.length; j++) {
+               var x = cols[j];
+
+               if (i >= _margin && i <= rows.length - _margin && j >= _margin && j <= cols.length - _margin) {
+                 tiles.unshift([x, y, z0]); // tiles in view at beginning
+               } else {
+                 tiles.push([x, y, z0]); // tiles in margin at the end
+               }
+             }
+           }
+
+           tiles.translate = origin;
+           tiles.scale = k;
+           return tiles;
+         }
+         /**
+          * getTiles() returns an array of tiles that cover the map view
+          */
+
+
+         tiler.getTiles = function (projection) {
+           var origin = [projection.scale() * Math.PI - projection.translate()[0], projection.scale() * Math.PI - projection.translate()[1]];
+           this.size(projection.clipExtent()[1]).scale(projection.scale() * 2 * Math.PI).translate(projection.translate());
+           var tiles = tiler();
+           var ts = tiles.scale;
+           return tiles.map(function (tile) {
+             if (_skipNullIsland && nearNullIsland(tile)) {
+               return false;
+             }
+
+             var x = tile[0] * ts - origin[0];
+             var y = tile[1] * ts - origin[1];
+             return {
+               id: tile.toString(),
+               xyz: tile,
+               extent: geoExtent(projection.invert([x, y + ts]), projection.invert([x + ts, y]))
+             };
+           }).filter(Boolean);
+         };
+         /**
+          * getGeoJSON() returns a FeatureCollection for debugging tiles
+          */
+
+
+         tiler.getGeoJSON = function (projection) {
+           var features = tiler.getTiles(projection).map(function (tile) {
+             return {
+               type: 'Feature',
+               properties: {
+                 id: tile.id,
+                 name: tile.id
+               },
+               geometry: {
+                 type: 'Polygon',
+                 coordinates: [tile.extent.polygon()]
+               }
+             };
+           });
+           return {
+             type: 'FeatureCollection',
+             features: features
+           };
+         };
+
+         tiler.tileSize = function (val) {
+           if (!arguments.length) return _tileSize;
+           _tileSize = val;
+           return tiler;
+         };
+
+         tiler.zoomExtent = function (val) {
+           if (!arguments.length) return _zoomExtent;
+           _zoomExtent = val;
+           return tiler;
+         };
+
+         tiler.size = function (val) {
+           if (!arguments.length) return _size;
+           _size = val;
+           return tiler;
+         };
+
+         tiler.scale = function (val) {
+           if (!arguments.length) return _scale;
+           _scale = val;
+           return tiler;
+         };
+
+         tiler.translate = function (val) {
+           if (!arguments.length) return _translate;
+           _translate = val;
+           return tiler;
+         }; // number to extend the rows/columns beyond those covering the viewport
+
+
+         tiler.margin = function (val) {
+           if (!arguments.length) return _margin;
+           _margin = +val;
+           return tiler;
+         };
+
+         tiler.skipNullIsland = function (val) {
+           if (!arguments.length) return _skipNullIsland;
+           _skipNullIsland = val;
+           return tiler;
+         };
+
+         return tiler;
+       }
+
+       function utilTriggerEvent(target, type) {
+         target.each(function () {
+           var evt = document.createEvent('HTMLEvents');
+           evt.initEvent(type, true, true);
+           this.dispatchEvent(evt);
+         });
+       }
+
+       var _mainLocations = coreLocations(); // singleton
+       // `coreLocations` maintains an internal index of all the boundaries/geofences used by iD.
+       // It's used by presets, community index, background imagery, to know where in the world these things are valid.
+       // These geofences should be defined by `locationSet` objects:
+       //
+       // let locationSet = {
+       //   include: [ Array of locations ],
+       //   exclude: [ Array of locations ]
+       // };
+       //
+       // For more info see the location-conflation and country-coder projects, see:
+       // https://github.com/ideditor/location-conflation
+       // https://github.com/ideditor/country-coder
+       //
+
+       function coreLocations() {
+         var _this = {};
+         var _resolvedFeatures = {}; // cache of *resolved* locationSet features
+
+         var _loco = new _default(); // instance of a location-conflation resolver
+
+
+         var _wp; // instance of a which-polygon index
+         // pre-resolve the worldwide locationSet
+
+
+         var world = {
+           locationSet: {
+             include: ['Q2']
+           }
+         };
+         resolveLocationSet(world);
+         rebuildIndex();
+         var _queue = [];
+
+         var _deferred = new Set();
+
+         var _inProcess; // Returns a Promise to process the queue
+
+
+         function processQueue() {
+           if (!_queue.length) return Promise.resolve(); // console.log(`queue length ${_queue.length}`);
+
+           var chunk = _queue.pop();
+
+           return new Promise(function (resolvePromise) {
+             var handle = window.requestIdleCallback(function () {
+               _deferred["delete"](handle); // const t0 = performance.now();
+
+
+               chunk.forEach(resolveLocationSet); // const t1 = performance.now();
+               // console.log('chunk processed in ' + (t1 - t0) + ' ms');
+
+               resolvePromise();
+             });
+
+             _deferred.add(handle);
+           }).then(function () {
+             return processQueue();
+           });
+         } // Pass an Object with a `locationSet` property,
+         // Performs the locationSet resolution, caches the result, and sets a `locationSetID` property on the object.
+
+
+         function resolveLocationSet(obj) {
+           if (obj.locationSetID) return; // work was done already
+
+           try {
+             var locationSet = obj.locationSet;
+
+             if (!locationSet) {
+               throw new Error('object missing locationSet property');
+             }
+
+             if (!locationSet.include) {
+               // missing `include`, default to worldwide include
+               locationSet.include = ['Q2']; // https://github.com/openstreetmap/iD/pull/8305#discussion_r662344647
+             }
+
+             var resolved = _loco.resolveLocationSet(locationSet);
+
+             var locationSetID = resolved.id;
+             obj.locationSetID = locationSetID;
+
+             if (!resolved.feature.geometry.coordinates.length || !resolved.feature.properties.area) {
+               throw new Error("locationSet ".concat(locationSetID, " resolves to an empty feature."));
+             }
+
+             if (!_resolvedFeatures[locationSetID]) {
+               // First time seeing this locationSet feature
+               var feature = JSON.parse(JSON.stringify(resolved.feature)); // deep clone
+
+               feature.id = locationSetID; // Important: always use the locationSet `id` (`+[Q30]`), not the feature `id` (`Q30`)
+
+               feature.properties.id = locationSetID;
+               _resolvedFeatures[locationSetID] = feature; // insert into cache
+             }
+           } catch (err) {
+             obj.locationSet = {
+               include: ['Q2']
+             }; // default worldwide
+
+             obj.locationSetID = '+[Q2]';
+           }
+         } // Rebuilds the whichPolygon index with whatever features have been resolved.
+
+
+         function rebuildIndex() {
+           _wp = whichPolygon_1({
+             features: Object.values(_resolvedFeatures)
+           });
+         } //
+         // `mergeCustomGeoJSON`
+         //  Accepts an FeatureCollection-like object containing custom locations
+         //  Each feature must have a filename-like `id`, for example: `something.geojson`
+         //
+         //  {
+         //    "type": "FeatureCollection"
+         //    "features": [
+         //      {
+         //        "type": "Feature",
+         //        "id": "philly_metro.geojson",
+         //        "properties": { … },
+         //        "geometry": { … }
+         //      }
+         //    ]
+         //  }
+         //
+
+
+         _this.mergeCustomGeoJSON = function (fc) {
+           if (fc && fc.type === 'FeatureCollection' && Array.isArray(fc.features)) {
+             fc.features.forEach(function (feature) {
+               feature.properties = feature.properties || {};
+               var props = feature.properties; // Get `id` from either `id` or `properties`
+
+               var id = feature.id || props.id;
+               if (!id || !/^\S+\.geojson$/i.test(id)) return; // Ensure `id` exists and is lowercase
+
+               id = id.toLowerCase();
+               feature.id = id;
+               props.id = id; // Ensure `area` property exists
+
+               if (!props.area) {
+                 var area = geojsonArea.geometry(feature.geometry) / 1e6; // m² to km²
+
+                 props.area = Number(area.toFixed(2));
+               }
+
+               _loco._cache[id] = feature;
+             });
+           }
+         }; //
+         // `mergeLocationSets`
+         //  Accepts an Array of Objects containing `locationSet` properties.
+         //  The locationSets will be resolved and indexed in the background.
+         //  [
+         //   { id: 'preset1', locationSet: {…} },
+         //   { id: 'preset2', locationSet: {…} },
+         //   { id: 'preset3', locationSet: {…} },
+         //   …
+         //  ]
+         //  After resolving and indexing, the Objects will be decorated with a
+         //  `locationSetID` property.
+         //  [
+         //   { id: 'preset1', locationSet: {…}, locationSetID: '+[Q2]' },
+         //   { id: 'preset2', locationSet: {…}, locationSetID: '+[Q30]' },
+         //   { id: 'preset3', locationSet: {…}, locationSetID: '+[Q2]' },
+         //   …
+         //  ]
+         //
+         //  Returns a Promise fulfilled when the resolving/indexing has been completed
+         //  This will take some seconds but happen in the background during browser idle time.
+         //
+
+
+         _this.mergeLocationSets = function (objects) {
+           if (!Array.isArray(objects)) return Promise.reject('nothing to do'); // Resolve all locationSets -> geojson, processing data in chunks
+           //
+           // Because this will happen during idle callbacks, we want to choose a chunk size
+           // that won't make the browser stutter too badly.  LocationSets that are a simple
+           // country coder include will resolve instantly, but ones that involve complex
+           // include/exclude operations will take some milliseconds longer.
+           //
+           // Some discussion and performance results on these tickets:
+           // https://github.com/ideditor/location-conflation/issues/26
+           // https://github.com/osmlab/name-suggestion-index/issues/4784#issuecomment-742003434
+
+           _queue = _queue.concat(utilArrayChunk(objects, 200));
+
+           if (!_inProcess) {
+             _inProcess = processQueue().then(function () {
+               rebuildIndex();
+               _inProcess = null;
+               return objects;
+             });
+           }
+
+           return _inProcess;
+         }; //
+         // `locationSetID`
+         // Returns a locationSetID for a given locationSet (fallback to `+[Q2]`, world)
+         // (The locationset doesn't necessarily need to be resolved to compute its `id`)
+         //
+         // Arguments
+         //   `locationSet`: A locationSet, e.g. `{ include: ['us'] }`
+         // Returns
+         //   The locationSetID, e.g. `+[Q30]`
+         //
+
+
+         _this.locationSetID = function (locationSet) {
+           var locationSetID;
+
+           try {
+             locationSetID = _loco.validateLocationSet(locationSet).id;
+           } catch (err) {
+             locationSetID = '+[Q2]'; // the world
+           }
+
+           return locationSetID;
+         }; //
+         // `feature`
+         // Returns the resolved GeoJSON feature for a given locationSetID (fallback to 'world')
+         //
+         // Arguments
+         //   `locationSetID`: id of the form like `+[Q30]`  (United States)
+         // Returns
+         //   A GeoJSON feature:
+         //   {
+         //     type: 'Feature',
+         //     id: '+[Q30]',
+         //     properties: { id: '+[Q30]', area: 21817019.17, … },
+         //     geometry: { … }
+         //   }
+
+
+         _this.feature = function (locationSetID) {
+           return _resolvedFeatures[locationSetID] || _resolvedFeatures['+[Q2]'];
+         }; //
+         // `locationsAt`
+         // Find all the resolved locationSets valid at the given location.
+         // Results include the area (in km²) to facilitate sorting.
+         //
+         // Arguments
+         //   `loc`: the [lon,lat] location to query, e.g. `[-74.4813, 40.7967]`
+         // Returns
+         //   Object of locationSetIDs to areas (in km²)
+         //   {
+         //     "+[Q2]": 511207893.3958111,
+         //     "+[Q30]": 21817019.17,
+         //     "+[new_jersey.geojson]": 22390.77,
+         //     …
+         //   }
+         //
+
+
+         _this.locationsAt = function (loc) {
+           var result = {};
+           (_wp(loc, true) || []).forEach(function (prop) {
+             return result[prop.id] = prop.area;
+           });
+           return result;
+         }; //
+         // `query`
+         // Execute a query directly against which-polygon
+         // https://github.com/mapbox/which-polygon
+         //
+         // Arguments
+         //   `loc`: the [lon,lat] location to query,
+         //   `multi`: `true` to return all results, `false` to return first result
+         // Returns
+         //   Array of GeoJSON *properties* for the locationSet features that exist at `loc`
+         //
+
+
+         _this.query = function (loc, multi) {
+           return _wp(loc, multi);
+         }; // Direct access to the location-conflation resolver
+
+
+         _this.loco = function () {
+           return _loco;
+         }; // Direct access to the which-polygon index
+
+
+         _this.wp = function () {
+           return _wp;
+         };
+
+         return _this;
+       }
+
+       var $$h = _export;
+       var $findIndex = arrayIteration.findIndex;
+       var addToUnscopables$1 = addToUnscopables$6;
+
+       var FIND_INDEX = 'findIndex';
+       var SKIPS_HOLES = true;
+
+       // Shouldn't skip holes
+       if (FIND_INDEX in []) Array(1)[FIND_INDEX](function () { SKIPS_HOLES = false; });
+
+       // `Array.prototype.findIndex` method
+       // https://tc39.es/ecma262/#sec-array.prototype.findindex
+       $$h({ target: 'Array', proto: true, forced: SKIPS_HOLES }, {
+         findIndex: function findIndex(callbackfn /* , that = undefined */) {
+           return $findIndex(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+         }
+       });
+
+       // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
+       addToUnscopables$1(FIND_INDEX);
+
+       var global$5 = global$1m;
+       var isRegExp = isRegexp;
+
+       var TypeError$3 = global$5.TypeError;
+
+       var notARegexp = function (it) {
+         if (isRegExp(it)) {
+           throw TypeError$3("The method doesn't accept regular expressions");
+         } return it;
+       };
+
+       var wellKnownSymbol = wellKnownSymbol$t;
+
+       var MATCH = wellKnownSymbol('match');
+
+       var correctIsRegexpLogic = function (METHOD_NAME) {
+         var regexp = /./;
+         try {
+           '/./'[METHOD_NAME](regexp);
+         } catch (error1) {
+           try {
+             regexp[MATCH] = false;
+             return '/./'[METHOD_NAME](regexp);
+           } catch (error2) { /* empty */ }
+         } return false;
+       };
+
+       var $$g = _export;
+       var uncurryThis$7 = functionUncurryThis;
+       var notARegExp$2 = notARegexp;
+       var requireObjectCoercible$3 = requireObjectCoercible$e;
+       var toString$4 = toString$k;
+       var correctIsRegExpLogic$2 = correctIsRegexpLogic;
+
+       var stringIndexOf = uncurryThis$7(''.indexOf);
+
+       // `String.prototype.includes` method
+       // https://tc39.es/ecma262/#sec-string.prototype.includes
+       $$g({ target: 'String', proto: true, forced: !correctIsRegExpLogic$2('includes') }, {
+         includes: function includes(searchString /* , position = 0 */) {
+           return !!~stringIndexOf(
+             toString$4(requireObjectCoercible$3(this)),
+             toString$4(notARegExp$2(searchString)),
+             arguments.length > 1 ? arguments[1] : undefined
+           );
+         }
+       });
+
+       /** Detect free variable `global` from Node.js. */
+       var freeGlobal = (typeof global === "undefined" ? "undefined" : _typeof(global)) == 'object' && global && global.Object === Object && global;
+
+       /** Detect free variable `self`. */
+
+       var freeSelf = (typeof self === "undefined" ? "undefined" : _typeof(self)) == 'object' && self && self.Object === Object && self;
+       /** Used as a reference to the global object. */
+
+       var root = freeGlobal || freeSelf || Function('return this')();
+
+       /** Built-in value references. */
+
+       var _Symbol = root.Symbol;
+
+       /** Used for built-in method references. */
+
+       var objectProto$1 = Object.prototype;
+       /** Used to check objects for own properties. */
+
+       var hasOwnProperty$2 = objectProto$1.hasOwnProperty;
+       /**
+        * Used to resolve the
+        * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
+        * of values.
+        */
+
+       var nativeObjectToString$1 = objectProto$1.toString;
+       /** Built-in value references. */
+
+       var symToStringTag$1 = _Symbol ? _Symbol.toStringTag : undefined;
+       /**
+        * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.
+        *
+        * @private
+        * @param {*} value The value to query.
+        * @returns {string} Returns the raw `toStringTag`.
+        */
+
+       function getRawTag(value) {
+         var isOwn = hasOwnProperty$2.call(value, symToStringTag$1),
+             tag = value[symToStringTag$1];
+
+         try {
+           value[symToStringTag$1] = undefined;
+           var unmasked = true;
+         } catch (e) {}
+
+         var result = nativeObjectToString$1.call(value);
+
+         if (unmasked) {
+           if (isOwn) {
+             value[symToStringTag$1] = tag;
+           } else {
+             delete value[symToStringTag$1];
+           }
+         }
+
+         return result;
+       }
+
+       /** Used for built-in method references. */
+       var objectProto = Object.prototype;
+       /**
+        * Used to resolve the
+        * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
+        * of values.
+        */
+
+       var nativeObjectToString = objectProto.toString;
+       /**
+        * Converts `value` to a string using `Object.prototype.toString`.
+        *
+        * @private
+        * @param {*} value The value to convert.
+        * @returns {string} Returns the converted string.
+        */
+
+       function objectToString(value) {
+         return nativeObjectToString.call(value);
+       }
+
+       /** `Object#toString` result references. */
+
+       var nullTag = '[object Null]',
+           undefinedTag = '[object Undefined]';
+       /** Built-in value references. */
+
+       var symToStringTag = _Symbol ? _Symbol.toStringTag : undefined;
+       /**
+        * The base implementation of `getTag` without fallbacks for buggy environments.
+        *
+        * @private
+        * @param {*} value The value to query.
+        * @returns {string} Returns the `toStringTag`.
+        */
+
+       function baseGetTag(value) {
+         if (value == null) {
+           return value === undefined ? undefinedTag : nullTag;
+         }
+
+         return symToStringTag && symToStringTag in Object(value) ? getRawTag(value) : objectToString(value);
+       }
+
+       /**
+        * Checks if `value` is object-like. A value is object-like if it's not `null`
+        * and has a `typeof` result of "object".
+        *
+        * @static
+        * @memberOf _
+        * @since 4.0.0
+        * @category Lang
+        * @param {*} value The value to check.
+        * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
+        * @example
+        *
+        * _.isObjectLike({});
+        * // => true
+        *
+        * _.isObjectLike([1, 2, 3]);
+        * // => true
+        *
+        * _.isObjectLike(_.noop);
+        * // => false
+        *
+        * _.isObjectLike(null);
+        * // => false
+        */
+       function isObjectLike(value) {
+         return value != null && _typeof(value) == 'object';
+       }
+
+       /** `Object#toString` result references. */
+
+       var symbolTag = '[object Symbol]';
+       /**
+        * Checks if `value` is classified as a `Symbol` primitive or object.
+        *
+        * @static
+        * @memberOf _
+        * @since 4.0.0
+        * @category Lang
+        * @param {*} value The value to check.
+        * @returns {boolean} Returns `true` if `value` is a symbol, else `false`.
+        * @example
+        *
+        * _.isSymbol(Symbol.iterator);
+        * // => true
+        *
+        * _.isSymbol('abc');
+        * // => false
+        */
+
+       function isSymbol(value) {
+         return _typeof(value) == 'symbol' || isObjectLike(value) && baseGetTag(value) == symbolTag;
+       }
+
+       /**
+        * A specialized version of `_.map` for arrays without support for iteratee
+        * shorthands.
+        *
+        * @private
+        * @param {Array} [array] The array to iterate over.
+        * @param {Function} iteratee The function invoked per iteration.
+        * @returns {Array} Returns the new mapped array.
+        */
+       function arrayMap(array, iteratee) {
+         var index = -1,
+             length = array == null ? 0 : array.length,
+             result = Array(length);
+
+         while (++index < length) {
+           result[index] = iteratee(array[index], index, array);
+         }
+
+         return result;
+       }
+
+       /**
+        * Checks if `value` is classified as an `Array` object.
+        *
+        * @static
+        * @memberOf _
+        * @since 0.1.0
+        * @category Lang
+        * @param {*} value The value to check.
+        * @returns {boolean} Returns `true` if `value` is an array, else `false`.
+        * @example
+        *
+        * _.isArray([1, 2, 3]);
+        * // => true
+        *
+        * _.isArray(document.body.children);
+        * // => false
+        *
+        * _.isArray('abc');
+        * // => false
+        *
+        * _.isArray(_.noop);
+        * // => false
+        */
+       var isArray$1 = Array.isArray;
+
+       /** Used as references for various `Number` constants. */
+
+       var INFINITY = 1 / 0;
+       /** Used to convert symbols to primitives and strings. */
+
+       var symbolProto = _Symbol ? _Symbol.prototype : undefined,
+           symbolToString = symbolProto ? symbolProto.toString : undefined;
+       /**
+        * The base implementation of `_.toString` which doesn't convert nullish
+        * values to empty strings.
+        *
+        * @private
+        * @param {*} value The value to process.
+        * @returns {string} Returns the string.
+        */
+
+       function baseToString(value) {
+         // Exit early for strings to avoid a performance hit in some environments.
+         if (typeof value == 'string') {
+           return value;
+         }
+
+         if (isArray$1(value)) {
+           // Recursively convert values (susceptible to call stack limits).
+           return arrayMap(value, baseToString) + '';
+         }
+
+         if (isSymbol(value)) {
+           return symbolToString ? symbolToString.call(value) : '';
+         }
+
+         var result = value + '';
+         return result == '0' && 1 / value == -INFINITY ? '-0' : result;
+       }
+
+       /** Used to match a single whitespace character. */
+       var reWhitespace = /\s/;
+       /**
+        * Used by `_.trim` and `_.trimEnd` to get the index of the last non-whitespace
+        * character of `string`.
+        *
+        * @private
+        * @param {string} string The string to inspect.
+        * @returns {number} Returns the index of the last non-whitespace character.
+        */
+
+       function trimmedEndIndex(string) {
+         var index = string.length;
+
+         while (index-- && reWhitespace.test(string.charAt(index))) {}
+
+         return index;
+       }
+
+       /** Used to match leading whitespace. */
+
+       var reTrimStart = /^\s+/;
+       /**
+        * The base implementation of `_.trim`.
+        *
+        * @private
+        * @param {string} string The string to trim.
+        * @returns {string} Returns the trimmed string.
+        */
+
+       function baseTrim(string) {
+         return string ? string.slice(0, trimmedEndIndex(string) + 1).replace(reTrimStart, '') : string;
+       }
+
+       /**
+        * Checks if `value` is the
+        * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
+        * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+        *
+        * @static
+        * @memberOf _
+        * @since 0.1.0
+        * @category Lang
+        * @param {*} value The value to check.
+        * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+        * @example
+        *
+        * _.isObject({});
+        * // => true
+        *
+        * _.isObject([1, 2, 3]);
+        * // => true
+        *
+        * _.isObject(_.noop);
+        * // => true
+        *
+        * _.isObject(null);
+        * // => false
+        */
+       function isObject$2(value) {
+         var type = _typeof(value);
+
+         return value != null && (type == 'object' || type == 'function');
+       }
+
+       /** Used as references for various `Number` constants. */
+
+       var NAN = 0 / 0;
+       /** Used to detect bad signed hexadecimal string values. */
+
+       var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;
+       /** Used to detect binary string values. */
+
+       var reIsBinary = /^0b[01]+$/i;
+       /** Used to detect octal string values. */
+
+       var reIsOctal = /^0o[0-7]+$/i;
+       /** Built-in method references without a dependency on `root`. */
+
+       var freeParseInt = parseInt;
+       /**
+        * Converts `value` to a number.
+        *
+        * @static
+        * @memberOf _
+        * @since 4.0.0
+        * @category Lang
+        * @param {*} value The value to process.
+        * @returns {number} Returns the number.
+        * @example
+        *
+        * _.toNumber(3.2);
+        * // => 3.2
+        *
+        * _.toNumber(Number.MIN_VALUE);
+        * // => 5e-324
+        *
+        * _.toNumber(Infinity);
+        * // => Infinity
+        *
+        * _.toNumber('3.2');
+        * // => 3.2
+        */
+
+       function toNumber(value) {
+         if (typeof value == 'number') {
+           return value;
+         }
+
+         if (isSymbol(value)) {
+           return NAN;
+         }
+
+         if (isObject$2(value)) {
+           var other = typeof value.valueOf == 'function' ? value.valueOf() : value;
+           value = isObject$2(other) ? other + '' : other;
+         }
+
+         if (typeof value != 'string') {
+           return value === 0 ? value : +value;
+         }
+
+         value = baseTrim(value);
+         var isBinary = reIsBinary.test(value);
+         return isBinary || reIsOctal.test(value) ? freeParseInt(value.slice(2), isBinary ? 2 : 8) : reIsBadHex.test(value) ? NAN : +value;
+       }
+
+       /**
+        * Converts `value` to a string. An empty string is returned for `null`
+        * and `undefined` values. The sign of `-0` is preserved.
+        *
+        * @static
+        * @memberOf _
+        * @since 4.0.0
+        * @category Lang
+        * @param {*} value The value to convert.
+        * @returns {string} Returns the converted string.
+        * @example
+        *
+        * _.toString(null);
+        * // => ''
+        *
+        * _.toString(-0);
+        * // => '-0'
+        *
+        * _.toString([1, 2, 3]);
+        * // => '1,2,3'
+        */
+
+       function toString$3(value) {
+         return value == null ? '' : baseToString(value);
+       }
+
+       /**
+        * The base implementation of `_.propertyOf` without support for deep paths.
+        *
+        * @private
+        * @param {Object} object The object to query.
+        * @returns {Function} Returns the new accessor function.
+        */
+       function basePropertyOf(object) {
+         return function (key) {
+           return object == null ? undefined : object[key];
+         };
+       }
+
+       /**
+        * Gets the timestamp of the number of milliseconds that have elapsed since
+        * the Unix epoch (1 January 1970 00:00:00 UTC).
+        *
+        * @static
+        * @memberOf _
+        * @since 2.4.0
+        * @category Date
+        * @returns {number} Returns the timestamp.
+        * @example
+        *
+        * _.defer(function(stamp) {
+        *   console.log(_.now() - stamp);
+        * }, _.now());
+        * // => Logs the number of milliseconds it took for the deferred invocation.
+        */
+
+       var now = function now() {
+         return root.Date.now();
+       };
+
+       /** Error message constants. */
+
+       var FUNC_ERROR_TEXT$1 = 'Expected a function';
+       /* Built-in method references for those with the same name as other `lodash` methods. */
+
+       var nativeMax = Math.max,
+           nativeMin = Math.min;
+       /**
+        * Creates a debounced function that delays invoking `func` until after `wait`
+        * milliseconds have elapsed since the last time the debounced function was
+        * invoked. The debounced function comes with a `cancel` method to cancel
+        * delayed `func` invocations and a `flush` method to immediately invoke them.
+        * Provide `options` to indicate whether `func` should be invoked on the
+        * leading and/or trailing edge of the `wait` timeout. The `func` is invoked
+        * with the last arguments provided to the debounced function. Subsequent
+        * calls to the debounced function return the result of the last `func`
+        * invocation.
+        *
+        * **Note:** If `leading` and `trailing` options are `true`, `func` is
+        * invoked on the trailing edge of the timeout only if the debounced function
+        * is invoked more than once during the `wait` timeout.
+        *
+        * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
+        * until to the next tick, similar to `setTimeout` with a timeout of `0`.
+        *
+        * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
+        * for details over the differences between `_.debounce` and `_.throttle`.
+        *
+        * @static
+        * @memberOf _
+        * @since 0.1.0
+        * @category Function
+        * @param {Function} func The function to debounce.
+        * @param {number} [wait=0] The number of milliseconds to delay.
+        * @param {Object} [options={}] The options object.
+        * @param {boolean} [options.leading=false]
+        *  Specify invoking on the leading edge of the timeout.
+        * @param {number} [options.maxWait]
+        *  The maximum time `func` is allowed to be delayed before it's invoked.
+        * @param {boolean} [options.trailing=true]
+        *  Specify invoking on the trailing edge of the timeout.
+        * @returns {Function} Returns the new debounced function.
+        * @example
+        *
+        * // Avoid costly calculations while the window size is in flux.
+        * jQuery(window).on('resize', _.debounce(calculateLayout, 150));
+        *
+        * // Invoke `sendMail` when clicked, debouncing subsequent calls.
+        * jQuery(element).on('click', _.debounce(sendMail, 300, {
+        *   'leading': true,
+        *   'trailing': false
+        * }));
+        *
+        * // Ensure `batchLog` is invoked once after 1 second of debounced calls.
+        * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 });
+        * var source = new EventSource('/stream');
+        * jQuery(source).on('message', debounced);
+        *
+        * // Cancel the trailing debounced invocation.
+        * jQuery(window).on('popstate', debounced.cancel);
+        */
+
+       function debounce(func, wait, options) {
+         var lastArgs,
+             lastThis,
+             maxWait,
+             result,
+             timerId,
+             lastCallTime,
+             lastInvokeTime = 0,
+             leading = false,
+             maxing = false,
+             trailing = true;
+
+         if (typeof func != 'function') {
+           throw new TypeError(FUNC_ERROR_TEXT$1);
+         }
+
+         wait = toNumber(wait) || 0;
+
+         if (isObject$2(options)) {
+           leading = !!options.leading;
+           maxing = 'maxWait' in options;
+           maxWait = maxing ? nativeMax(toNumber(options.maxWait) || 0, wait) : maxWait;
+           trailing = 'trailing' in options ? !!options.trailing : trailing;
+         }
+
+         function invokeFunc(time) {
+           var args = lastArgs,
+               thisArg = lastThis;
+           lastArgs = lastThis = undefined;
+           lastInvokeTime = time;
+           result = func.apply(thisArg, args);
+           return result;
+         }
+
+         function leadingEdge(time) {
+           // Reset any `maxWait` timer.
+           lastInvokeTime = time; // Start the timer for the trailing edge.
+
+           timerId = setTimeout(timerExpired, wait); // Invoke the leading edge.
+
+           return leading ? invokeFunc(time) : result;
+         }
+
+         function remainingWait(time) {
+           var timeSinceLastCall = time - lastCallTime,
+               timeSinceLastInvoke = time - lastInvokeTime,
+               timeWaiting = wait - timeSinceLastCall;
+           return maxing ? nativeMin(timeWaiting, maxWait - timeSinceLastInvoke) : timeWaiting;
+         }
+
+         function shouldInvoke(time) {
+           var timeSinceLastCall = time - lastCallTime,
+               timeSinceLastInvoke = time - lastInvokeTime; // Either this is the first call, activity has stopped and we're at the
+           // trailing edge, the system time has gone backwards and we're treating
+           // it as the trailing edge, or we've hit the `maxWait` limit.
+
+           return lastCallTime === undefined || timeSinceLastCall >= wait || timeSinceLastCall < 0 || maxing && timeSinceLastInvoke >= maxWait;
+         }
+
+         function timerExpired() {
+           var time = now();
+
+           if (shouldInvoke(time)) {
+             return trailingEdge(time);
+           } // Restart the timer.
+
+
+           timerId = setTimeout(timerExpired, remainingWait(time));
+         }
+
+         function trailingEdge(time) {
+           timerId = undefined; // Only invoke if we have `lastArgs` which means `func` has been
+           // debounced at least once.
+
+           if (trailing && lastArgs) {
+             return invokeFunc(time);
+           }
+
+           lastArgs = lastThis = undefined;
+           return result;
+         }
+
+         function cancel() {
+           if (timerId !== undefined) {
+             clearTimeout(timerId);
+           }
+
+           lastInvokeTime = 0;
+           lastArgs = lastCallTime = lastThis = timerId = undefined;
+         }
+
+         function flush() {
+           return timerId === undefined ? result : trailingEdge(now());
+         }
+
+         function debounced() {
+           var time = now(),
+               isInvoking = shouldInvoke(time);
+           lastArgs = arguments;
+           lastThis = this;
+           lastCallTime = time;
+
+           if (isInvoking) {
+             if (timerId === undefined) {
+               return leadingEdge(lastCallTime);
+             }
+
+             if (maxing) {
+               // Handle invocations in a tight loop.
+               clearTimeout(timerId);
+               timerId = setTimeout(timerExpired, wait);
+               return invokeFunc(lastCallTime);
+             }
+           }
+
+           if (timerId === undefined) {
+             timerId = setTimeout(timerExpired, wait);
+           }
+
+           return result;
+         }
+
+         debounced.cancel = cancel;
+         debounced.flush = flush;
+         return debounced;
+       }
+
+       /** Used to map characters to HTML entities. */
+
+       var htmlEscapes = {
+         '&': '&amp;',
+         '<': '&lt;',
+         '>': '&gt;',
+         '"': '&quot;',
+         "'": '&#39;'
+       };
+       /**
+        * Used by `_.escape` to convert characters to HTML entities.
+        *
+        * @private
+        * @param {string} chr The matched character to escape.
+        * @returns {string} Returns the escaped character.
+        */
+
+       var escapeHtmlChar = basePropertyOf(htmlEscapes);
+
+       /** Used to match HTML entities and HTML characters. */
+
+       var reUnescapedHtml = /[&<>"']/g,
+           reHasUnescapedHtml = RegExp(reUnescapedHtml.source);
+       /**
+        * Converts the characters "&", "<", ">", '"', and "'" in `string` to their
+        * corresponding HTML entities.
+        *
+        * **Note:** No other characters are escaped. To escape additional
+        * characters use a third-party library like [_he_](https://mths.be/he).
+        *
+        * Though the ">" character is escaped for symmetry, characters like
+        * ">" and "/" don't need escaping in HTML and have no special meaning
+        * unless they're part of a tag or unquoted attribute value. See
+        * [Mathias Bynens's article](https://mathiasbynens.be/notes/ambiguous-ampersands)
+        * (under "semi-related fun fact") for more details.
+        *
+        * When working with HTML you should always
+        * [quote attribute values](http://wonko.com/post/html-escaping) to reduce
+        * XSS vectors.
+        *
+        * @static
+        * @since 0.1.0
+        * @memberOf _
+        * @category String
+        * @param {string} [string=''] The string to escape.
+        * @returns {string} Returns the escaped string.
+        * @example
+        *
+        * _.escape('fred, barney, & pebbles');
+        * // => 'fred, barney, &amp; pebbles'
+        */
+
+       function escape$4(string) {
+         string = toString$3(string);
+         return string && reHasUnescapedHtml.test(string) ? string.replace(reUnescapedHtml, escapeHtmlChar) : string;
+       }
+
+       /** Error message constants. */
+
+       var FUNC_ERROR_TEXT = 'Expected a function';
+       /**
+        * Creates a throttled function that only invokes `func` at most once per
+        * every `wait` milliseconds. The throttled function comes with a `cancel`
+        * method to cancel delayed `func` invocations and a `flush` method to
+        * immediately invoke them. Provide `options` to indicate whether `func`
+        * should be invoked on the leading and/or trailing edge of the `wait`
+        * timeout. The `func` is invoked with the last arguments provided to the
+        * throttled function. Subsequent calls to the throttled function return the
+        * result of the last `func` invocation.
+        *
+        * **Note:** If `leading` and `trailing` options are `true`, `func` is
+        * invoked on the trailing edge of the timeout only if the throttled function
+        * is invoked more than once during the `wait` timeout.
+        *
+        * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
+        * until to the next tick, similar to `setTimeout` with a timeout of `0`.
+        *
+        * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
+        * for details over the differences between `_.throttle` and `_.debounce`.
+        *
+        * @static
+        * @memberOf _
+        * @since 0.1.0
+        * @category Function
+        * @param {Function} func The function to throttle.
+        * @param {number} [wait=0] The number of milliseconds to throttle invocations to.
+        * @param {Object} [options={}] The options object.
+        * @param {boolean} [options.leading=true]
+        *  Specify invoking on the leading edge of the timeout.
+        * @param {boolean} [options.trailing=true]
+        *  Specify invoking on the trailing edge of the timeout.
+        * @returns {Function} Returns the new throttled function.
+        * @example
+        *
+        * // Avoid excessively updating the position while scrolling.
+        * jQuery(window).on('scroll', _.throttle(updatePosition, 100));
+        *
+        * // Invoke `renewToken` when the click event is fired, but not more than once every 5 minutes.
+        * var throttled = _.throttle(renewToken, 300000, { 'trailing': false });
+        * jQuery(element).on('click', throttled);
+        *
+        * // Cancel the trailing throttled invocation.
+        * jQuery(window).on('popstate', throttled.cancel);
+        */
+
+       function throttle(func, wait, options) {
+         var leading = true,
+             trailing = true;
+
+         if (typeof func != 'function') {
+           throw new TypeError(FUNC_ERROR_TEXT);
+         }
+
+         if (isObject$2(options)) {
+           leading = 'leading' in options ? !!options.leading : leading;
+           trailing = 'trailing' in options ? !!options.trailing : trailing;
+         }
+
+         return debounce(func, wait, {
+           'leading': leading,
+           'maxWait': wait,
+           'trailing': trailing
+         });
+       }
+
+       var $$f = _export;
+       var lastIndexOf = arrayLastIndexOf;
+
+       // `Array.prototype.lastIndexOf` method
+       // https://tc39.es/ecma262/#sec-array.prototype.lastindexof
+       // eslint-disable-next-line es/no-array-prototype-lastindexof -- required for testing
+       $$f({ target: 'Array', proto: true, forced: lastIndexOf !== [].lastIndexOf }, {
+         lastIndexOf: lastIndexOf
+       });
+
+       var global$4 = global$1m;
+       var isArray = isArray$8;
+       var lengthOfArrayLike$1 = lengthOfArrayLike$g;
+       var bind$3 = functionBindContext;
+
+       var TypeError$2 = global$4.TypeError;
+
+       // `FlattenIntoArray` abstract operation
+       // https://tc39.github.io/proposal-flatMap/#sec-FlattenIntoArray
+       var flattenIntoArray$1 = function (target, original, source, sourceLen, start, depth, mapper, thisArg) {
+         var targetIndex = start;
+         var sourceIndex = 0;
+         var mapFn = mapper ? bind$3(mapper, thisArg) : false;
+         var element, elementLen;
+
+         while (sourceIndex < sourceLen) {
+           if (sourceIndex in source) {
+             element = mapFn ? mapFn(source[sourceIndex], sourceIndex, original) : source[sourceIndex];
+
+             if (depth > 0 && isArray(element)) {
+               elementLen = lengthOfArrayLike$1(element);
+               targetIndex = flattenIntoArray$1(target, original, element, elementLen, targetIndex, depth - 1) - 1;
+             } else {
+               if (targetIndex >= 0x1FFFFFFFFFFFFF) throw TypeError$2('Exceed the acceptable array length');
+               target[targetIndex] = element;
+             }
+
+             targetIndex++;
+           }
+           sourceIndex++;
+         }
+         return targetIndex;
+       };
+
+       var flattenIntoArray_1 = flattenIntoArray$1;
+
+       var $$e = _export;
+       var flattenIntoArray = flattenIntoArray_1;
+       var aCallable = aCallable$a;
+       var toObject = toObject$j;
+       var lengthOfArrayLike = lengthOfArrayLike$g;
+       var arraySpeciesCreate = arraySpeciesCreate$4;
+
+       // `Array.prototype.flatMap` method
+       // https://tc39.es/ecma262/#sec-array.prototype.flatmap
+       $$e({ target: 'Array', proto: true }, {
+         flatMap: function flatMap(callbackfn /* , thisArg */) {
+           var O = toObject(this);
+           var sourceLen = lengthOfArrayLike(O);
+           var A;
+           aCallable(callbackfn);
+           A = arraySpeciesCreate(O, 0);
+           A.length = flattenIntoArray(A, O, O, sourceLen, 0, 1, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+           return A;
+         }
+       });
+
+       // this method was added to unscopables after implementation
+       // in popular engines, so it's moved to a separate module
+       var addToUnscopables = addToUnscopables$6;
+
+       // https://tc39.es/ecma262/#sec-array.prototype-@@unscopables
+       addToUnscopables('flatMap');
+
+       var $$d = _export;
+       var uncurryThis$6 = functionUncurryThis;
+       var getOwnPropertyDescriptor$1 = objectGetOwnPropertyDescriptor.f;
+       var toLength$2 = toLength$c;
+       var toString$2 = toString$k;
+       var notARegExp$1 = notARegexp;
+       var requireObjectCoercible$2 = requireObjectCoercible$e;
+       var correctIsRegExpLogic$1 = correctIsRegexpLogic;
+
+       // eslint-disable-next-line es/no-string-prototype-endswith -- safe
+       var un$EndsWith = uncurryThis$6(''.endsWith);
+       var slice$2 = uncurryThis$6(''.slice);
+       var min$1 = Math.min;
+
+       var CORRECT_IS_REGEXP_LOGIC$1 = correctIsRegExpLogic$1('endsWith');
+       // https://github.com/zloirock/core-js/pull/702
+       var MDN_POLYFILL_BUG$1 = !CORRECT_IS_REGEXP_LOGIC$1 && !!function () {
+         var descriptor = getOwnPropertyDescriptor$1(String.prototype, 'endsWith');
+         return descriptor && !descriptor.writable;
+       }();
+
+       // `String.prototype.endsWith` method
+       // https://tc39.es/ecma262/#sec-string.prototype.endswith
+       $$d({ target: 'String', proto: true, forced: !MDN_POLYFILL_BUG$1 && !CORRECT_IS_REGEXP_LOGIC$1 }, {
+         endsWith: function endsWith(searchString /* , endPosition = @length */) {
+           var that = toString$2(requireObjectCoercible$2(this));
+           notARegExp$1(searchString);
+           var endPosition = arguments.length > 1 ? arguments[1] : undefined;
+           var len = that.length;
+           var end = endPosition === undefined ? len : min$1(toLength$2(endPosition), len);
+           var search = toString$2(searchString);
+           return un$EndsWith
+             ? un$EndsWith(that, search, end)
+             : slice$2(that, end - search.length, end) === search;
+         }
+       });
+
+       // https://github.com/tc39/proposal-string-pad-start-end
+       var uncurryThis$5 = functionUncurryThis;
+       var toLength$1 = toLength$c;
+       var toString$1 = toString$k;
+       var $repeat = stringRepeat;
+       var requireObjectCoercible$1 = requireObjectCoercible$e;
+
+       var repeat$1 = uncurryThis$5($repeat);
+       var stringSlice$2 = uncurryThis$5(''.slice);
+       var ceil = Math.ceil;
+
+       // `String.prototype.{ padStart, padEnd }` methods implementation
+       var createMethod = function (IS_END) {
+         return function ($this, maxLength, fillString) {
+           var S = toString$1(requireObjectCoercible$1($this));
+           var intMaxLength = toLength$1(maxLength);
+           var stringLength = S.length;
+           var fillStr = fillString === undefined ? ' ' : toString$1(fillString);
+           var fillLen, stringFiller;
+           if (intMaxLength <= stringLength || fillStr == '') return S;
+           fillLen = intMaxLength - stringLength;
+           stringFiller = repeat$1(fillStr, ceil(fillLen / fillStr.length));
+           if (stringFiller.length > fillLen) stringFiller = stringSlice$2(stringFiller, 0, fillLen);
+           return IS_END ? S + stringFiller : stringFiller + S;
+         };
+       };
+
+       var stringPad = {
+         // `String.prototype.padStart` method
+         // https://tc39.es/ecma262/#sec-string.prototype.padstart
+         start: createMethod(false),
+         // `String.prototype.padEnd` method
+         // https://tc39.es/ecma262/#sec-string.prototype.padend
+         end: createMethod(true)
+       };
+
+       // https://github.com/zloirock/core-js/issues/280
+       var userAgent = engineUserAgent;
+
+       var stringPadWebkitBug = /Version\/10(?:\.\d+){1,2}(?: [\w./]+)?(?: Mobile\/\w+)? Safari\//.test(userAgent);
+
+       var $$c = _export;
+       var $padEnd = stringPad.end;
+       var WEBKIT_BUG$1 = stringPadWebkitBug;
+
+       // `String.prototype.padEnd` method
+       // https://tc39.es/ecma262/#sec-string.prototype.padend
+       $$c({ target: 'String', proto: true, forced: WEBKIT_BUG$1 }, {
+         padEnd: function padEnd(maxLength /* , fillString = ' ' */) {
+           return $padEnd(this, maxLength, arguments.length > 1 ? arguments[1] : undefined);
+         }
+       });
+
+       var $$b = _export;
+       var $padStart = stringPad.start;
+       var WEBKIT_BUG = stringPadWebkitBug;
+
+       // `String.prototype.padStart` method
+       // https://tc39.es/ecma262/#sec-string.prototype.padstart
+       $$b({ target: 'String', proto: true, forced: WEBKIT_BUG }, {
+         padStart: function padStart(maxLength /* , fillString = ' ' */) {
+           return $padStart(this, maxLength, arguments.length > 1 ? arguments[1] : undefined);
+         }
+       });
+
+       var $$a = _export;
+       var $reduceRight = arrayReduce.right;
+       var arrayMethodIsStrict = arrayMethodIsStrict$9;
+       var CHROME_VERSION = engineV8Version;
+       var IS_NODE = engineIsNode;
+
+       var STRICT_METHOD = arrayMethodIsStrict('reduceRight');
+       // Chrome 80-82 has a critical bug
+       // https://bugs.chromium.org/p/chromium/issues/detail?id=1049982
+       var CHROME_BUG = !IS_NODE && CHROME_VERSION > 79 && CHROME_VERSION < 83;
+
+       // `Array.prototype.reduceRight` method
+       // https://tc39.es/ecma262/#sec-array.prototype.reduceright
+       $$a({ target: 'Array', proto: true, forced: !STRICT_METHOD || CHROME_BUG }, {
+         reduceRight: function reduceRight(callbackfn /* , initialValue */) {
+           return $reduceRight(this, callbackfn, arguments.length, arguments.length > 1 ? arguments[1] : undefined);
+         }
+       });
+
+       var $$9 = _export;
+       var repeat = stringRepeat;
+
+       // `String.prototype.repeat` method
+       // https://tc39.es/ecma262/#sec-string.prototype.repeat
+       $$9({ target: 'String', proto: true }, {
+         repeat: repeat
+       });
+
+       var $$8 = _export;
+       var uncurryThis$4 = functionUncurryThis;
+       var getOwnPropertyDescriptor = objectGetOwnPropertyDescriptor.f;
+       var toLength = toLength$c;
+       var toString = toString$k;
+       var notARegExp = notARegexp;
+       var requireObjectCoercible = requireObjectCoercible$e;
+       var correctIsRegExpLogic = correctIsRegexpLogic;
+
+       // eslint-disable-next-line es/no-string-prototype-startswith -- safe
+       var un$StartsWith = uncurryThis$4(''.startsWith);
+       var stringSlice$1 = uncurryThis$4(''.slice);
+       var min = Math.min;
+
+       var CORRECT_IS_REGEXP_LOGIC = correctIsRegExpLogic('startsWith');
+       // https://github.com/zloirock/core-js/pull/702
+       var MDN_POLYFILL_BUG = !CORRECT_IS_REGEXP_LOGIC && !!function () {
+         var descriptor = getOwnPropertyDescriptor(String.prototype, 'startsWith');
+         return descriptor && !descriptor.writable;
+       }();
+
+       // `String.prototype.startsWith` method
+       // https://tc39.es/ecma262/#sec-string.prototype.startswith
+       $$8({ target: 'String', proto: true, forced: !MDN_POLYFILL_BUG && !CORRECT_IS_REGEXP_LOGIC }, {
+         startsWith: function startsWith(searchString /* , position = 0 */) {
+           var that = toString(requireObjectCoercible(this));
+           notARegExp(searchString);
+           var index = toLength(min(arguments.length > 1 ? arguments[1] : undefined, that.length));
+           var search = toString(searchString);
+           return un$StartsWith
+             ? un$StartsWith(that, search, index)
+             : stringSlice$1(that, index, index + search.length) === search;
+         }
+       });
+
+       var $$7 = _export;
+       var $trimEnd = stringTrim.end;
+       var forcedStringTrimMethod$1 = stringTrimForced;
+
+       var FORCED$4 = forcedStringTrimMethod$1('trimEnd');
+
+       var trimEnd = FORCED$4 ? function trimEnd() {
+         return $trimEnd(this);
+       // eslint-disable-next-line es/no-string-prototype-trimstart-trimend -- safe
+       } : ''.trimEnd;
+
+       // `String.prototype.{ trimEnd, trimRight }` methods
+       // https://tc39.es/ecma262/#sec-string.prototype.trimend
+       // https://tc39.es/ecma262/#String.prototype.trimright
+       $$7({ target: 'String', proto: true, name: 'trimEnd', forced: FORCED$4 }, {
+         trimEnd: trimEnd,
+         trimRight: trimEnd
+       });
+
+       var $$6 = _export;
+       var $trimStart = stringTrim.start;
+       var forcedStringTrimMethod = stringTrimForced;
+
+       var FORCED$3 = forcedStringTrimMethod('trimStart');
+
+       var trimStart = FORCED$3 ? function trimStart() {
+         return $trimStart(this);
+       // eslint-disable-next-line es/no-string-prototype-trimstart-trimend -- safe
+       } : ''.trimStart;
+
+       // `String.prototype.{ trimStart, trimLeft }` methods
+       // https://tc39.es/ecma262/#sec-string.prototype.trimstart
+       // https://tc39.es/ecma262/#String.prototype.trimleft
+       $$6({ target: 'String', proto: true, name: 'trimStart', forced: FORCED$3 }, {
+         trimStart: trimStart,
+         trimLeft: trimStart
+       });
+
+       var _mainLocalizer = coreLocalizer(); // singleton
+
+
+       var _t = _mainLocalizer.t;
+       // coreLocalizer manages language and locale parameters including translated strings
+       //
+
+       function coreLocalizer() {
+         var localizer = {};
+         var _dataLanguages = {}; // `_dataLocales` is an object containing all _supported_ locale codes -> language info.
+         // * `rtl` - right-to-left or left-to-right text direction
+         // * `pct` - the percent of strings translated; 1 = 100%, full coverage
+         //
+         // {
+         // en: { rtl: false, pct: {…} },
+         // de: { rtl: false, pct: {…} },
+         // …
+         // }
+
+         var _dataLocales = {}; // `localeStrings` is an object containing all _loaded_ locale codes -> string data.
+         // {
+         // en: { icons: {…}, toolbar: {…}, modes: {…}, operations: {…}, … },
+         // de: { icons: {…}, toolbar: {…}, modes: {…}, operations: {…}, … },
+         // …
+         // }
+
+         var _localeStrings = {}; // the current locale
+
+         var _localeCode = 'en-US'; // `_localeCodes` must contain `_localeCode` first, optionally followed by fallbacks
+
+         var _localeCodes = ['en-US', 'en'];
+         var _languageCode = 'en';
+         var _textDirection = 'ltr';
+         var _usesMetric = false;
+         var _languageNames = {};
+         var _scriptNames = {}; // getters for the current locale parameters
+
+         localizer.localeCode = function () {
+           return _localeCode;
+         };
+
+         localizer.localeCodes = function () {
+           return _localeCodes;
+         };
+
+         localizer.languageCode = function () {
+           return _languageCode;
+         };
+
+         localizer.textDirection = function () {
+           return _textDirection;
+         };
+
+         localizer.usesMetric = function () {
+           return _usesMetric;
+         };
+
+         localizer.languageNames = function () {
+           return _languageNames;
+         };
+
+         localizer.scriptNames = function () {
+           return _scriptNames;
+         }; // The client app may want to manually set the locale, regardless of the
+         // settings provided by the browser
+
+
+         var _preferredLocaleCodes = [];
+
+         localizer.preferredLocaleCodes = function (codes) {
+           if (!arguments.length) return _preferredLocaleCodes;
+
+           if (typeof codes === 'string') {
+             // be generous and accept delimited strings as input
+             _preferredLocaleCodes = codes.split(/,|;| /gi).filter(Boolean);
+           } else {
+             _preferredLocaleCodes = codes;
+           }
+
+           return localizer;
+         };
+
+         var _loadPromise;
+
+         localizer.ensureLoaded = function () {
+           if (_loadPromise) return _loadPromise;
+           var filesToFetch = ['languages', // load the list of languages
+           'locales' // load the list of supported locales
+           ];
+           var localeDirs = {
+             general: 'locales',
+             tagging: 'https://cdn.jsdelivr.net/npm/@openstreetmap/id-tagging-schema@3/dist/translations'
+           };
+           var fileMap = _mainFileFetcher.fileMap();
+
+           for (var scopeId in localeDirs) {
+             var key = "locales_index_".concat(scopeId);
+
+             if (!fileMap[key]) {
+               fileMap[key] = localeDirs[scopeId] + '/index.min.json';
+             }
+
+             filesToFetch.push(key);
+           }
+
+           return _loadPromise = Promise.all(filesToFetch.map(function (key) {
+             return _mainFileFetcher.get(key);
+           })).then(function (results) {
+             _dataLanguages = results[0];
+             _dataLocales = results[1];
+             var indexes = results.slice(2);
+
+             var requestedLocales = (_preferredLocaleCodes || []).concat(utilDetect().browserLocales) // List of locales preferred by the browser in priority order.
+             .concat(['en']); // fallback to English since it's the only guaranteed complete language
+
+
+             _localeCodes = localesToUseFrom(requestedLocales);
+             _localeCode = _localeCodes[0]; // Run iD in the highest-priority locale; the rest are fallbacks
+
+             var loadStringsPromises = [];
+             indexes.forEach(function (index, i) {
+               // Will always return the index for `en` if nothing else
+               var fullCoverageIndex = _localeCodes.findIndex(function (locale) {
+                 return index[locale] && index[locale].pct === 1;
+               }); // We only need to load locales up until we find one with full coverage
+
+
+               _localeCodes.slice(0, fullCoverageIndex + 1).forEach(function (code) {
+                 var scopeId = Object.keys(localeDirs)[i];
+                 var directory = Object.values(localeDirs)[i];
+                 if (index[code]) loadStringsPromises.push(localizer.loadLocale(code, scopeId, directory));
+               });
+             });
+             return Promise.all(loadStringsPromises);
+           }).then(function () {
+             updateForCurrentLocale();
+           })["catch"](function (err) {
+             return console.error(err);
+           }); // eslint-disable-line
+         }; // Returns the locales from `requestedLocales` supported by iD that we should use
+
+
+         function localesToUseFrom(requestedLocales) {
+           var supportedLocales = _dataLocales;
+           var toUse = [];
+
+           for (var i in requestedLocales) {
+             var locale = requestedLocales[i];
+             if (supportedLocales[locale]) toUse.push(locale);
+
+             if (locale.includes('-')) {
+               // Full locale ('es-ES'), add fallback to the base ('es')
+               var langPart = locale.split('-')[0];
+               if (supportedLocales[langPart]) toUse.push(langPart);
+             }
+           } // remove duplicates
+
+
+           return utilArrayUniq(toUse);
+         }
+
+         function updateForCurrentLocale() {
+           if (!_localeCode) return;
+           _languageCode = _localeCode.split('-')[0];
+           var currentData = _dataLocales[_localeCode] || _dataLocales[_languageCode];
+           var hash = utilStringQs(window.location.hash);
+
+           if (hash.rtl === 'true') {
+             _textDirection = 'rtl';
+           } else if (hash.rtl === 'false') {
+             _textDirection = 'ltr';
+           } else {
+             _textDirection = currentData && currentData.rtl ? 'rtl' : 'ltr';
+           }
+
+           var locale = _localeCode;
+           if (locale.toLowerCase() === 'en-us') locale = 'en';
+           _languageNames = _localeStrings.general[locale].languageNames;
+           _scriptNames = _localeStrings.general[locale].scriptNames;
+           _usesMetric = _localeCode.slice(-3).toLowerCase() !== '-us';
+         }
+         /* Locales */
+         // Returns a Promise to load the strings for the requested locale
+
+
+         localizer.loadLocale = function (locale, scopeId, directory) {
+           // US English is the default
+           if (locale.toLowerCase() === 'en-us') locale = 'en';
+
+           if (_localeStrings[scopeId] && _localeStrings[scopeId][locale]) {
+             // already loaded
+             return Promise.resolve(locale);
+           }
+
+           var fileMap = _mainFileFetcher.fileMap();
+           var key = "locale_".concat(scopeId, "_").concat(locale);
+
+           if (!fileMap[key]) {
+             fileMap[key] = "".concat(directory, "/").concat(locale, ".min.json");
+           }
+
+           return _mainFileFetcher.get(key).then(function (d) {
+             if (!_localeStrings[scopeId]) _localeStrings[scopeId] = {};
+             _localeStrings[scopeId][locale] = d[locale];
+             return locale;
+           });
+         };
+
+         localizer.pluralRule = function (number) {
+           return pluralRule(number, _localeCode);
+         }; // Returns the plural rule for the given `number` with the given `localeCode`.
+         // One of: `zero`, `one`, `two`, `few`, `many`, `other`
+
+
+         function pluralRule(number, localeCode) {
+           // modern browsers have this functionality built-in
+           var rules = 'Intl' in window && Intl.PluralRules && new Intl.PluralRules(localeCode);
+
+           if (rules) {
+             return rules.select(number);
+           } // fallback to basic one/other, as in English
+
+
+           if (number === 1) return 'one';
+           return 'other';
+         }
+         /**
+         * Try to find that string in `locale` or the current `_localeCode` matching
+         * the given `stringId`. If no string can be found in the requested locale,
+         * we'll recurse down all the `_localeCodes` until one is found.
+         *
+         * @param  {string}   stringId      string identifier
+         * @param  {object?}  replacements  token replacements and default string
+         * @param  {string?}  locale        locale to use (defaults to currentLocale)
+         * @return {string?}  localized string
+         */
+
+
+         localizer.tInfo = function (origStringId, replacements, locale) {
+           var stringId = origStringId.trim();
+           var scopeId = 'general';
+
+           if (stringId[0] === '_') {
+             var split = stringId.split('.');
+             scopeId = split[0].slice(1);
+             stringId = split.slice(1).join('.');
+           }
+
+           locale = locale || _localeCode;
+           var path = stringId.split('.').map(function (s) {
+             return s.replace(/<TX_DOT>/g, '.');
+           }).reverse();
+           var stringsKey = locale; // US English is the default
+
+           if (stringsKey.toLowerCase() === 'en-us') stringsKey = 'en';
+           var result = _localeStrings && _localeStrings[scopeId] && _localeStrings[scopeId][stringsKey];
+
+           while (result !== undefined && path.length) {
+             result = result[path.pop()];
+           }
+
+           if (result !== undefined) {
+             if (replacements) {
+               if (_typeof(result) === 'object' && Object.keys(result).length) {
+                 // If plural forms are provided, dig one level deeper based on the
+                 // first numeric token replacement provided.
+                 var number = Object.values(replacements).find(function (value) {
+                   return typeof value === 'number';
+                 });
+
+                 if (number !== undefined) {
+                   var rule = pluralRule(number, locale);
+
+                   if (result[rule]) {
+                     result = result[rule];
+                   } else {
+                     // We're pretty sure this should be a plural but no string
+                     // could be found for the given rule. Just pick the first
+                     // string and hope it makes sense.
+                     result = Object.values(result)[0];
+                   }
+                 }
+               }
+
+               if (typeof result === 'string') {
+                 for (var key in replacements) {
+                   var value = replacements[key];
+
+                   if (typeof value === 'number') {
+                     if (value.toLocaleString) {
+                       // format numbers for the locale
+                       value = value.toLocaleString(locale, {
+                         style: 'decimal',
+                         useGrouping: true,
+                         minimumFractionDigits: 0
+                       });
+                     } else {
+                       value = value.toString();
+                     }
+                   }
+
+                   var token = "{".concat(key, "}");
+                   var regex = new RegExp(token, 'g');
+                   result = result.replace(regex, value);
+                 }
+               }
+             }
+
+             if (typeof result === 'string') {
+               // found a localized string!
+               return {
+                 text: result,
+                 locale: locale
+               };
+             }
+           } // no localized string found...
+           // attempt to fallback to a lower-priority language
+
+
+           var index = _localeCodes.indexOf(locale);
+
+           if (index >= 0 && index < _localeCodes.length - 1) {
+             // eventually this will be 'en' or another locale with 100% coverage
+             var fallback = _localeCodes[index + 1];
+             return localizer.tInfo(origStringId, replacements, fallback);
+           }
+
+           if (replacements && 'default' in replacements) {
+             // Fallback to a default value if one is specified in `replacements`
+             return {
+               text: replacements["default"],
+               locale: null
+             };
+           }
+
+           var missing = "Missing ".concat(locale, " translation: ").concat(origStringId);
+           if (typeof console !== 'undefined') console.error(missing); // eslint-disable-line
+
+           return {
+             text: missing,
+             locale: 'en'
+           };
+         };
+
+         localizer.hasTextForStringId = function (stringId) {
+           return !!localizer.tInfo(stringId, {
+             "default": 'nothing found'
+           }).locale;
+         }; // Returns only the localized text, discarding the locale info
+
+
+         localizer.t = function (stringId, replacements, locale) {
+           return localizer.tInfo(stringId, replacements, locale).text;
+         }; // Returns the localized text wrapped in an HTML element encoding the locale info
+
+         /**
+          * @deprecated This method is considered deprecated. Instead, use the direct DOM manipulating
+          *             method `t.append`.
+          */
+
+
+         localizer.t.html = function (stringId, replacements, locale) {
+           // replacement string might be html unsafe, so we need to escape it except if it is explicitly marked as html code
+           replacements = Object.assign({}, replacements);
+
+           for (var k in replacements) {
+             if (typeof replacements[k] === 'string') {
+               replacements[k] = escape$4(replacements[k]);
+             }
+
+             if (_typeof(replacements[k]) === 'object' && typeof replacements[k].html === 'string') {
+               replacements[k] = replacements[k].html;
+             }
+           }
+
+           var info = localizer.tInfo(stringId, replacements, locale); // text may be empty or undefined if `replacements.default` is
+
+           if (info.text) {
+             return "<span class=\"localized-text\" lang=\"".concat(info.locale || 'und', "\">").concat(info.text, "</span>");
+           } else {
+             return '';
+           }
+         }; // Adds localized text wrapped as an HTML span element with locale info to the DOM
+
+
+         localizer.t.append = function (stringId, replacements, locale) {
+           return function (selection) {
+             var info = localizer.tInfo(stringId, replacements, locale);
+             return selection.append('span').attr('class', 'localized-text').attr('lang', info.locale || 'und').text((replacements && replacements.prefix || '') + info.text + (replacements && replacements.suffix || ''));
+           };
+         };
+
+         localizer.languageName = function (code, options) {
+           if (_languageNames[code]) {
+             // name in locale language
+             // e.g. "German"
+             return _languageNames[code];
+           } // sometimes we only want the local name
+
+
+           if (options && options.localOnly) return null;
+           var langInfo = _dataLanguages[code];
+
+           if (langInfo) {
+             if (langInfo.nativeName) {
+               // name in native language
+               // e.g. "Deutsch (de)"
+               return localizer.t('translate.language_and_code', {
+                 language: langInfo.nativeName,
+                 code: code
+               });
+             } else if (langInfo.base && langInfo.script) {
+               var base = langInfo.base; // the code of the language this is based on
+
+               if (_languageNames[base]) {
+                 // base language name in locale language
+                 var scriptCode = langInfo.script;
+                 var script = _scriptNames[scriptCode] || scriptCode; // e.g. "Serbian (Cyrillic)"
+
+                 return localizer.t('translate.language_and_code', {
+                   language: _languageNames[base],
+                   code: script
+                 });
+               } else if (_dataLanguages[base] && _dataLanguages[base].nativeName) {
+                 // e.g. "српски (sr-Cyrl)"
+                 return localizer.t('translate.language_and_code', {
+                   language: _dataLanguages[base].nativeName,
+                   code: code
+                 });
+               }
+             }
+           }
+
+           return code; // if not found, use the code
+         };
+
+         return localizer;
+       }
+
+       // `presetCollection` is a wrapper around an `Array` of presets `collection`,
+       // and decorated with some extra methods for searching and matching geometry
+       //
+
+       function presetCollection(collection) {
+         var MAXRESULTS = 50;
+         var _this = {};
+         var _memo = {};
+         _this.collection = collection;
+
+         _this.item = function (id) {
+           if (_memo[id]) return _memo[id];
+
+           var found = _this.collection.find(function (d) {
+             return d.id === id;
+           });
+
+           if (found) _memo[id] = found;
+           return found;
+         };
+
+         _this.index = function (id) {
+           return _this.collection.findIndex(function (d) {
+             return d.id === id;
+           });
+         };
+
+         _this.matchGeometry = function (geometry) {
+           return presetCollection(_this.collection.filter(function (d) {
+             return d.matchGeometry(geometry);
+           }));
+         };
+
+         _this.matchAllGeometry = function (geometries) {
+           return presetCollection(_this.collection.filter(function (d) {
+             return d && d.matchAllGeometry(geometries);
+           }));
+         };
+
+         _this.matchAnyGeometry = function (geometries) {
+           return presetCollection(_this.collection.filter(function (d) {
+             return geometries.some(function (geom) {
+               return d.matchGeometry(geom);
+             });
+           }));
+         };
+
+         _this.fallback = function (geometry) {
+           var id = geometry;
+           if (id === 'vertex') id = 'point';
+           return _this.item(id);
+         };
+
+         _this.search = function (value, geometry, loc) {
+           if (!value) return _this; // don't remove diacritical characters since we're assuming the user is being intentional
+
+           value = value.toLowerCase().trim(); // match at name beginning or just after a space (e.g. "office" -> match "Law Office")
+
+           function leading(a) {
+             var index = a.indexOf(value);
+             return index === 0 || a[index - 1] === ' ';
+           } // match at name beginning only
+
+
+           function leadingStrict(a) {
+             var index = a.indexOf(value);
+             return index === 0;
+           }
+
+           function sortPresets(nameProp) {
+             return function sortNames(a, b) {
+               var aCompare = a[nameProp]();
+               var bCompare = b[nameProp](); // priority if search string matches preset name exactly - #4325
+
+               if (value === aCompare) return -1;
+               if (value === bCompare) return 1; // priority for higher matchScore
+
+               var i = b.originalScore - a.originalScore;
+               if (i !== 0) return i; // priority if search string appears earlier in preset name
+
+               i = aCompare.indexOf(value) - bCompare.indexOf(value);
+               if (i !== 0) return i; // priority for shorter preset names
+
+               return aCompare.length - bCompare.length;
+             };
+           }
+
+           var pool = _this.collection;
+
+           if (Array.isArray(loc)) {
+             var validLocations = _mainLocations.locationsAt(loc);
+             pool = pool.filter(function (a) {
+               return !a.locationSetID || validLocations[a.locationSetID];
+             });
+           }
+
+           var searchable = pool.filter(function (a) {
+             return a.searchable !== false && a.suggestion !== true;
+           });
+           var suggestions = pool.filter(function (a) {
+             return a.suggestion === true;
+           }); // matches value to preset.name
+
+           var leadingNames = searchable.filter(function (a) {
+             return leading(a.searchName());
+           }).sort(sortPresets('searchName')); // matches value to preset suggestion name
+
+           var leadingSuggestions = suggestions.filter(function (a) {
+             return leadingStrict(a.searchName());
+           }).sort(sortPresets('searchName'));
+           var leadingNamesStripped = searchable.filter(function (a) {
+             return leading(a.searchNameStripped());
+           }).sort(sortPresets('searchNameStripped'));
+           var leadingSuggestionsStripped = suggestions.filter(function (a) {
+             return leadingStrict(a.searchNameStripped());
+           }).sort(sortPresets('searchNameStripped')); // matches value to preset.terms values
+
+           var leadingTerms = searchable.filter(function (a) {
+             return (a.terms() || []).some(leading);
+           });
+           var leadingSuggestionTerms = suggestions.filter(function (a) {
+             return (a.terms() || []).some(leading);
+           }); // matches value to preset.tags values
+
+           var leadingTagValues = searchable.filter(function (a) {
+             return Object.values(a.tags || {}).filter(function (val) {
+               return val !== '*';
+             }).some(leading);
+           }); // finds close matches to value in preset.name
+
+           var similarName = searchable.map(function (a) {
+             return {
+               preset: a,
+               dist: utilEditDistance(value, a.searchName())
+             };
+           }).filter(function (a) {
+             return a.dist + Math.min(value.length - a.preset.searchName().length, 0) < 3;
+           }).sort(function (a, b) {
+             return a.dist - b.dist;
+           }).map(function (a) {
+             return a.preset;
+           }); // finds close matches to value to preset suggestion name
+
+           var similarSuggestions = suggestions.map(function (a) {
+             return {
+               preset: a,
+               dist: utilEditDistance(value, a.searchName())
+             };
+           }).filter(function (a) {
+             return a.dist + Math.min(value.length - a.preset.searchName().length, 0) < 1;
+           }).sort(function (a, b) {
+             return a.dist - b.dist;
+           }).map(function (a) {
+             return a.preset;
+           }); // finds close matches to value in preset.terms
+
+           var similarTerms = searchable.filter(function (a) {
+             return (a.terms() || []).some(function (b) {
+               return utilEditDistance(value, b) + Math.min(value.length - b.length, 0) < 3;
+             });
+           });
+           var results = leadingNames.concat(leadingSuggestions, leadingNamesStripped, leadingSuggestionsStripped, leadingTerms, leadingSuggestionTerms, leadingTagValues, similarName, similarSuggestions, similarTerms).slice(0, MAXRESULTS - 1);
+
+           if (geometry) {
+             if (typeof geometry === 'string') {
+               results.push(_this.fallback(geometry));
+             } else {
+               geometry.forEach(function (geom) {
+                 return results.push(_this.fallback(geom));
+               });
+             }
+           }
+
+           return presetCollection(utilArrayUniq(results));
+         };
+
+         return _this;
+       }
+
+       // `presetCategory` builds a `presetCollection` of member presets,
+       // decorated with some extra methods for searching and matching geometry
+       //
+
+       function presetCategory(categoryID, category, allPresets) {
+         var _this = Object.assign({}, category); // shallow copy
+
+
+         var _searchName; // cache
+
+
+         var _searchNameStripped; // cache
+
+
+         _this.id = categoryID;
+         _this.members = presetCollection((category.members || []).map(function (presetID) {
+           return allPresets[presetID];
+         }).filter(Boolean));
+         _this.geometry = _this.members.collection.reduce(function (acc, preset) {
+           for (var i in preset.geometry) {
+             var geometry = preset.geometry[i];
+
+             if (acc.indexOf(geometry) === -1) {
+               acc.push(geometry);
+             }
+           }
+
+           return acc;
+         }, []);
+
+         _this.matchGeometry = function (geom) {
+           return _this.geometry.indexOf(geom) >= 0;
+         };
+
+         _this.matchAllGeometry = function (geometries) {
+           return _this.members.collection.some(function (preset) {
+             return preset.matchAllGeometry(geometries);
+           });
+         };
+
+         _this.matchScore = function () {
+           return -1;
+         };
+
+         _this.name = function () {
+           return _t("_tagging.presets.categories.".concat(categoryID, ".name"), {
+             'default': categoryID
+           });
+         };
+
+         _this.nameLabel = function () {
+           return _t.html("_tagging.presets.categories.".concat(categoryID, ".name"), {
+             'default': categoryID
+           });
+         };
+
+         _this.terms = function () {
+           return [];
+         };
+
+         _this.searchName = function () {
+           if (!_searchName) {
+             _searchName = (_this.suggestion ? _this.originalName : _this.name()).toLowerCase();
+           }
+
+           return _searchName;
+         };
+
+         _this.searchNameStripped = function () {
+           if (!_searchNameStripped) {
+             _searchNameStripped = _this.searchName(); // split combined diacritical characters into their parts
+
+             if (_searchNameStripped.normalize) _searchNameStripped = _searchNameStripped.normalize('NFD'); // remove diacritics
+
+             _searchNameStripped = _searchNameStripped.replace(/[\u0300-\u036f]/g, '');
+           }
+
+           return _searchNameStripped;
+         };
+
+         return _this;
+       }
+
+       // `presetField` decorates a given `field` Object
+       // with some extra methods for searching and matching geometry
+       //
+
+       function presetField(fieldID, field) {
+         var _this = Object.assign({}, field); // shallow copy
+
+
+         _this.id = fieldID; // for use in classes, element ids, css selectors
+
+         _this.safeid = utilSafeClassName(fieldID);
+
+         _this.matchGeometry = function (geom) {
+           return !_this.geometry || _this.geometry.indexOf(geom) !== -1;
+         };
+
+         _this.matchAllGeometry = function (geometries) {
+           return !_this.geometry || geometries.every(function (geom) {
+             return _this.geometry.indexOf(geom) !== -1;
+           });
+         };
+
+         _this.t = function (scope, options) {
+           return _t("_tagging.presets.fields.".concat(fieldID, ".").concat(scope), options);
+         };
+
+         _this.t.html = function (scope, options) {
+           return _t.html("_tagging.presets.fields.".concat(fieldID, ".").concat(scope), options);
+         };
+
+         _this.hasTextForStringId = function (scope) {
+           return _mainLocalizer.hasTextForStringId("_tagging.presets.fields.".concat(fieldID, ".").concat(scope));
+         };
+
+         _this.title = function () {
+           return _this.overrideLabel || _this.t('label', {
+             'default': fieldID
+           });
+         };
+
+         _this.label = function () {
+           return _this.overrideLabel || _this.t.html('label', {
+             'default': fieldID
+           });
+         };
+
+         var _placeholder = _this.placeholder;
+
+         _this.placeholder = function () {
+           return _this.t('placeholder', {
+             'default': _placeholder
+           });
+         };
+
+         _this.originalTerms = (_this.terms || []).join();
+
+         _this.terms = function () {
+           return _this.t('terms', {
+             'default': _this.originalTerms
+           }).toLowerCase().trim().split(/\s*,+\s*/);
+         };
+
+         _this.increment = _this.type === 'number' ? _this.increment || 1 : undefined;
+         return _this;
+       }
+
+       // `presetPreset` decorates a given `preset` Object
+       // with some extra methods for searching and matching geometry
+       //
+
+       function presetPreset(presetID, preset, addable, allFields, allPresets) {
+         allFields = allFields || {};
+         allPresets = allPresets || {};
+
+         var _this = Object.assign({}, preset); // shallow copy
+
+
+         var _addable = addable || false;
+
+         var _resolvedFields; // cache
+
+
+         var _resolvedMoreFields; // cache
+
+
+         var _searchName; // cache
+
+
+         var _searchNameStripped; // cache
+
+
+         _this.id = presetID;
+         _this.safeid = utilSafeClassName(presetID); // for use in css classes, selectors, element ids
+
+         _this.originalTerms = (_this.terms || []).join();
+         _this.originalName = _this.name || '';
+         _this.originalScore = _this.matchScore || 1;
+         _this.originalReference = _this.reference || {};
+         _this.originalFields = _this.fields || [];
+         _this.originalMoreFields = _this.moreFields || [];
+
+         _this.fields = function () {
+           return _resolvedFields || (_resolvedFields = resolve('fields'));
+         };
+
+         _this.moreFields = function () {
+           return _resolvedMoreFields || (_resolvedMoreFields = resolve('moreFields'));
+         };
+
+         _this.resetFields = function () {
+           return _resolvedFields = _resolvedMoreFields = null;
+         };
+
+         _this.tags = _this.tags || {};
+         _this.addTags = _this.addTags || _this.tags;
+         _this.removeTags = _this.removeTags || _this.addTags;
+         _this.geometry = _this.geometry || [];
+
+         _this.matchGeometry = function (geom) {
+           return _this.geometry.indexOf(geom) >= 0;
+         };
+
+         _this.matchAllGeometry = function (geoms) {
+           return geoms.every(_this.matchGeometry);
+         };
+
+         _this.matchScore = function (entityTags) {
+           var tags = _this.tags;
+           var seen = {};
+           var score = 0; // match on tags
+
+           for (var k in tags) {
+             seen[k] = true;
+
+             if (entityTags[k] === tags[k]) {
+               score += _this.originalScore;
+             } else if (tags[k] === '*' && k in entityTags) {
+               score += _this.originalScore / 2;
+             } else {
+               return -1;
+             }
+           } // boost score for additional matches in addTags - #6802
+
+
+           var addTags = _this.addTags;
+
+           for (var _k in addTags) {
+             if (!seen[_k] && entityTags[_k] === addTags[_k]) {
+               score += _this.originalScore;
+             }
+           }
 
-       var DEFAULT_128 = [250, 157, 60, 79, 142, 134, 229, 129, 138, 126, 210, 129, 29, 71, 160, 208];
-       function utilAesEncrypt(text, key) {
-         key = key || DEFAULT_128;
-         var textBytes = aesJs.utils.utf8.toBytes(text);
-         var aesCtr = new aesJs.ModeOfOperation.ctr(key);
-         var encryptedBytes = aesCtr.encrypt(textBytes);
-         var encryptedHex = aesJs.utils.hex.fromBytes(encryptedBytes);
-         return encryptedHex;
-       }
-       function utilAesDecrypt(encryptedHex, key) {
-         key = key || DEFAULT_128;
-         var encryptedBytes = aesJs.utils.hex.toBytes(encryptedHex);
-         var aesCtr = new aesJs.ModeOfOperation.ctr(key);
-         var decryptedBytes = aesCtr.decrypt(encryptedBytes);
-         var text = aesJs.utils.utf8.fromBytes(decryptedBytes);
-         return text;
-       }
+           return score;
+         };
 
-       function utilCleanTags(tags) {
-         var out = {};
+         _this.t = function (scope, options) {
+           var textID = "_tagging.presets.presets.".concat(presetID, ".").concat(scope);
+           return _t(textID, options);
+         };
 
-         for (var k in tags) {
-           if (!k) continue;
-           var v = tags[k];
+         _this.t.html = function (scope, options) {
+           var textID = "_tagging.presets.presets.".concat(presetID, ".").concat(scope);
+           return _t.html(textID, options);
+         };
 
-           if (v !== undefined) {
-             out[k] = cleanValue(k, v);
+         _this.name = function () {
+           return _this.t('name', {
+             'default': _this.originalName
+           });
+         };
+
+         _this.nameLabel = function () {
+           return _this.t.html('name', {
+             'default': _this.originalName
+           });
+         };
+
+         _this.subtitle = function () {
+           if (_this.suggestion) {
+             var path = presetID.split('/');
+             path.pop(); // remove brand name
+
+             return _t('_tagging.presets.presets.' + path.join('/') + '.name');
            }
-         }
 
-         return out;
+           return null;
+         };
 
-         function cleanValue(k, v) {
-           function keepSpaces(k) {
-             return /_hours|_times|:conditional$/.test(k);
+         _this.subtitleLabel = function () {
+           if (_this.suggestion) {
+             var path = presetID.split('/');
+             path.pop(); // remove brand name
+
+             return _t.html('_tagging.presets.presets.' + path.join('/') + '.name');
            }
 
-           function skip(k) {
-             return /^(description|note|fixme)$/.test(k);
+           return null;
+         };
+
+         _this.terms = function () {
+           return _this.t('terms', {
+             'default': _this.originalTerms
+           }).toLowerCase().trim().split(/\s*,+\s*/);
+         };
+
+         _this.searchName = function () {
+           if (!_searchName) {
+             _searchName = (_this.suggestion ? _this.originalName : _this.name()).toLowerCase();
            }
 
-           if (skip(k)) return v;
-           var cleaned = v.split(';').map(function (s) {
-             return s.trim();
-           }).join(keepSpaces(k) ? '; ' : ';'); // The code below is not intended to validate websites and emails.
-           // It is only intended to prevent obvious copy-paste errors. (#2323)
-           // clean website- and email-like tags
+           return _searchName;
+         };
 
-           if (k.indexOf('website') !== -1 || k.indexOf('email') !== -1 || cleaned.indexOf('http') === 0) {
-             cleaned = cleaned.replace(/[\u200B-\u200F\uFEFF]/g, ''); // strip LRM and other zero width chars
+         _this.searchNameStripped = function () {
+           if (!_searchNameStripped) {
+             _searchNameStripped = _this.searchName(); // split combined diacritical characters into their parts
+
+             if (_searchNameStripped.normalize) _searchNameStripped = _searchNameStripped.normalize('NFD'); // remove diacritics
+
+             _searchNameStripped = _searchNameStripped.replace(/[\u0300-\u036f]/g, '');
            }
 
-           return cleaned;
-         }
-       }
+           return _searchNameStripped;
+         };
 
-       // Like selection.property('value', ...), but avoids no-op value sets,
-       // which can result in layout/repaint thrashing in some situations.
-       function utilGetSetValue(selection, value) {
-         function d3_selection_value(value) {
-           function valueNull() {
-             delete this.value;
+         _this.isFallback = function () {
+           var tagCount = Object.keys(_this.tags).length;
+           return tagCount === 0 || tagCount === 1 && _this.tags.hasOwnProperty('area');
+         };
+
+         _this.addable = function (val) {
+           if (!arguments.length) return _addable;
+           _addable = val;
+           return _this;
+         };
+
+         _this.reference = function () {
+           // Lookup documentation on Wikidata...
+           var qid = _this.tags.wikidata || _this.tags['flag:wikidata'] || _this.tags['brand:wikidata'] || _this.tags['network:wikidata'] || _this.tags['operator:wikidata'];
+
+           if (qid) {
+             return {
+               qid: qid
+             };
+           } // Lookup documentation on OSM Wikibase...
+
+
+           var key = _this.originalReference.key || Object.keys(utilObjectOmit(_this.tags, 'name'))[0];
+           var value = _this.originalReference.value || _this.tags[key];
+
+           if (value === '*') {
+             return {
+               key: key
+             };
+           } else {
+             return {
+               key: key,
+               value: value
+             };
            }
+         };
 
-           function valueConstant() {
-             if (this.value !== value) {
-               this.value = value;
+         _this.unsetTags = function (tags, geometry, ignoringKeys, skipFieldDefaults) {
+           // allow manually keeping some tags
+           var removeTags = ignoringKeys ? utilObjectOmit(_this.removeTags, ignoringKeys) : _this.removeTags;
+           tags = utilObjectOmit(tags, Object.keys(removeTags));
+
+           if (geometry && !skipFieldDefaults) {
+             _this.fields().forEach(function (field) {
+               if (field.matchGeometry(geometry) && field.key && field["default"] === tags[field.key]) {
+                 delete tags[field.key];
+               }
+             });
+           }
+
+           delete tags.area;
+           return tags;
+         };
+
+         _this.setTags = function (tags, geometry, skipFieldDefaults) {
+           var addTags = _this.addTags;
+           tags = Object.assign({}, tags); // shallow copy
+
+           for (var k in addTags) {
+             if (addTags[k] === '*') {
+               // if this tag is ancillary, don't override an existing value since any value is okay
+               if (_this.tags[k] || !tags[k] || tags[k] === 'no') {
+                 tags[k] = 'yes';
+               }
+             } else {
+               tags[k] = addTags[k];
+             }
+           } // Add area=yes if necessary.
+           // This is necessary if the geometry is already an area (e.g. user drew an area) AND any of:
+           // 1. chosen preset could be either an area or a line (`barrier=city_wall`)
+           // 2. chosen preset doesn't have a key in osmAreaKeys (`railway=station`)
+
+
+           if (!addTags.hasOwnProperty('area')) {
+             delete tags.area;
+
+             if (geometry === 'area') {
+               var needsAreaTag = true;
+
+               if (_this.geometry.indexOf('line') === -1) {
+                 for (var _k2 in addTags) {
+                   if (_k2 in osmAreaKeys) {
+                     needsAreaTag = false;
+                     break;
+                   }
+                 }
+               }
+
+               if (needsAreaTag) {
+                 tags.area = 'yes';
+               }
              }
            }
 
-           function valueFunction() {
-             var x = value.apply(this, arguments);
+           if (geometry && !skipFieldDefaults) {
+             _this.fields().forEach(function (field) {
+               if (field.matchGeometry(geometry) && field.key && !tags[field.key] && field["default"]) {
+                 tags[field.key] = field["default"];
+               }
+             });
+           }
 
-             if (x === null || x === undefined) {
-               delete this.value;
-             } else if (this.value !== x) {
-               this.value = x;
+           return tags;
+         }; // For a preset without fields, use the fields of the parent preset.
+         // Replace {preset} placeholders with the fields of the specified presets.
+
+
+         function resolve(which) {
+           var fieldIDs = which === 'fields' ? _this.originalFields : _this.originalMoreFields;
+           var resolved = [];
+           fieldIDs.forEach(function (fieldID) {
+             var match = fieldID.match(/\{(.*)\}/);
+
+             if (match !== null) {
+               // a presetID wrapped in braces {}
+               resolved = resolved.concat(inheritFields(match[1], which));
+             } else if (allFields[fieldID]) {
+               // a normal fieldID
+               resolved.push(allFields[fieldID]);
+             } else {
+               console.log("Cannot resolve \"".concat(fieldID, "\" found in ").concat(_this.id, ".").concat(which)); // eslint-disable-line no-console
+             }
+           }); // no fields resolved, so use the parent's if possible
+
+           if (!resolved.length) {
+             var endIndex = _this.id.lastIndexOf('/');
+
+             var parentID = endIndex && _this.id.substring(0, endIndex);
+
+             if (parentID) {
+               resolved = inheritFields(parentID, which);
              }
            }
 
-           return value === null || value === undefined ? valueNull : typeof value === 'function' ? valueFunction : valueConstant;
-         }
+           return utilArrayUniq(resolved); // returns an array of fields to inherit from the given presetID, if found
 
-         if (arguments.length === 1) {
-           return selection.property('value');
+           function inheritFields(presetID, which) {
+             var parent = allPresets[presetID];
+             if (!parent) return [];
+
+             if (which === 'fields') {
+               return parent.fields().filter(shouldInherit);
+             } else if (which === 'moreFields') {
+               return parent.moreFields();
+             } else {
+               return [];
+             }
+           } // Skip `fields` for the keys which define the preset.
+           // These are usually `typeCombo` fields like `shop=*`
+
+
+           function shouldInherit(f) {
+             if (f.key && _this.tags[f.key] !== undefined && // inherit anyway if multiple values are allowed or just a checkbox
+             f.type !== 'multiCombo' && f.type !== 'semiCombo' && f.type !== 'manyCombo' && f.type !== 'check') return false;
+             return true;
+           }
          }
 
-         return selection.each(d3_selection_value(value));
+         return _this;
        }
 
-       function utilKeybinding(namespace) {
-         var _keybindings = {};
+       var _mainPresetIndex = presetIndex(); // singleton
+       // `presetIndex` wraps a `presetCollection`
+       // with methods for loading new data and returning defaults
+       //
 
-         function testBindings(d3_event, isCapturing) {
-           var didMatch = false;
-           var bindings = Object.keys(_keybindings).map(function (id) {
-             return _keybindings[id];
+       function presetIndex() {
+         var dispatch = dispatch$8('favoritePreset', 'recentsChange');
+         var MAXRECENTS = 30; // seed the preset lists with geometry fallbacks
+
+         var POINT = presetPreset('point', {
+           name: 'Point',
+           tags: {},
+           geometry: ['point', 'vertex'],
+           matchScore: 0.1
+         });
+         var LINE = presetPreset('line', {
+           name: 'Line',
+           tags: {},
+           geometry: ['line'],
+           matchScore: 0.1
+         });
+         var AREA = presetPreset('area', {
+           name: 'Area',
+           tags: {
+             area: 'yes'
+           },
+           geometry: ['area'],
+           matchScore: 0.1
+         });
+         var RELATION = presetPreset('relation', {
+           name: 'Relation',
+           tags: {},
+           geometry: ['relation'],
+           matchScore: 0.1
+         });
+
+         var _this = presetCollection([POINT, LINE, AREA, RELATION]);
+
+         var _presets = {
+           point: POINT,
+           line: LINE,
+           area: AREA,
+           relation: RELATION
+         };
+         var _defaults = {
+           point: presetCollection([POINT]),
+           vertex: presetCollection([POINT]),
+           line: presetCollection([LINE]),
+           area: presetCollection([AREA]),
+           relation: presetCollection([RELATION])
+         };
+         var _fields = {};
+         var _categories = {};
+         var _universal = [];
+         var _addablePresetIDs = null; // Set of preset IDs that the user can add
+
+         var _recents;
+
+         var _favorites; // Index of presets by (geometry, tag key).
+
+
+         var _geometryIndex = {
+           point: {},
+           vertex: {},
+           line: {},
+           area: {},
+           relation: {}
+         };
+
+         var _loadPromise;
+
+         _this.ensureLoaded = function () {
+           if (_loadPromise) return _loadPromise;
+           return _loadPromise = Promise.all([_mainFileFetcher.get('preset_categories'), _mainFileFetcher.get('preset_defaults'), _mainFileFetcher.get('preset_presets'), _mainFileFetcher.get('preset_fields')]).then(function (vals) {
+             _this.merge({
+               categories: vals[0],
+               defaults: vals[1],
+               presets: vals[2],
+               fields: vals[3]
+             });
+
+             osmSetAreaKeys(_this.areaKeys());
+             osmSetPointTags(_this.pointTags());
+             osmSetVertexTags(_this.vertexTags());
            });
-           var i, binding; // Most key shortcuts will accept either lower or uppercase ('h' or 'H'),
-           // so we don't strictly match on the shift key, but we prioritize
-           // shifted keybindings first, and fallback to unshifted only if no match.
-           // (This lets us differentiate between '←'/'⇧←' or '⌘Z'/'⌘⇧Z')
-           // priority match shifted keybindings first
+         }; // `merge` accepts an object containing new preset data (all properties optional):
+         // {
+         //   fields: {},
+         //   presets: {},
+         //   categories: {},
+         //   defaults: {},
+         //   featureCollection: {}
+         //}
 
-           for (i = 0; i < bindings.length; i++) {
-             binding = bindings[i];
-             if (!binding.event.modifiers.shiftKey) continue; // no shift
 
-             if (!!binding.capture !== isCapturing) continue;
+         _this.merge = function (d) {
+           var newLocationSets = []; // Merge Fields
 
-             if (matches(d3_event, binding, true)) {
-               binding.callback(d3_event);
-               didMatch = true; // match a max of one binding per event
+           if (d.fields) {
+             Object.keys(d.fields).forEach(function (fieldID) {
+               var f = d.fields[fieldID];
 
-               break;
+               if (f) {
+                 // add or replace
+                 f = presetField(fieldID, f);
+                 if (f.locationSet) newLocationSets.push(f);
+                 _fields[fieldID] = f;
+               } else {
+                 // remove
+                 delete _fields[fieldID];
+               }
+             });
+           } // Merge Presets
+
+
+           if (d.presets) {
+             Object.keys(d.presets).forEach(function (presetID) {
+               var p = d.presets[presetID];
+
+               if (p) {
+                 // add or replace
+                 var isAddable = !_addablePresetIDs || _addablePresetIDs.has(presetID);
+
+                 p = presetPreset(presetID, p, isAddable, _fields, _presets);
+                 if (p.locationSet) newLocationSets.push(p);
+                 _presets[presetID] = p;
+               } else {
+                 // remove (but not if it's a fallback)
+                 var existing = _presets[presetID];
+
+                 if (existing && !existing.isFallback()) {
+                   delete _presets[presetID];
+                 }
+               }
+             });
+           } // Merge Categories
+
+
+           if (d.categories) {
+             Object.keys(d.categories).forEach(function (categoryID) {
+               var c = d.categories[categoryID];
+
+               if (c) {
+                 // add or replace
+                 c = presetCategory(categoryID, c, _presets);
+                 if (c.locationSet) newLocationSets.push(c);
+                 _categories[categoryID] = c;
+               } else {
+                 // remove
+                 delete _categories[categoryID];
+               }
+             });
+           } // Rebuild _this.collection after changing presets and categories
+
+
+           _this.collection = Object.values(_presets).concat(Object.values(_categories)); // Merge Defaults
+
+           if (d.defaults) {
+             Object.keys(d.defaults).forEach(function (geometry) {
+               var def = d.defaults[geometry];
+
+               if (Array.isArray(def)) {
+                 // add or replace
+                 _defaults[geometry] = presetCollection(def.map(function (id) {
+                   return _presets[id] || _categories[id];
+                 }).filter(Boolean));
+               } else {
+                 // remove
+                 delete _defaults[geometry];
+               }
+             });
+           } // Rebuild universal fields array
+
+
+           _universal = Object.values(_fields).filter(function (field) {
+             return field.universal;
+           }); // Reset all the preset fields - they'll need to be resolved again
+
+           Object.values(_presets).forEach(function (preset) {
+             return preset.resetFields();
+           }); // Rebuild geometry index
+
+           _geometryIndex = {
+             point: {},
+             vertex: {},
+             line: {},
+             area: {},
+             relation: {}
+           };
+
+           _this.collection.forEach(function (preset) {
+             (preset.geometry || []).forEach(function (geometry) {
+               var g = _geometryIndex[geometry];
+
+               for (var key in preset.tags) {
+                 g[key] = g[key] || {};
+                 var value = preset.tags[key];
+                 (g[key][value] = g[key][value] || []).push(preset);
+               }
+             });
+           }); // Merge Custom Features
+
+
+           if (d.featureCollection && Array.isArray(d.featureCollection.features)) {
+             _mainLocations.mergeCustomGeoJSON(d.featureCollection);
+           } // Resolve all locationSet features.
+
+
+           if (newLocationSets.length) {
+             _mainLocations.mergeLocationSets(newLocationSets);
+           }
+
+           return _this;
+         };
+
+         _this.match = function (entity, resolver) {
+           return resolver["transient"](entity, 'presetMatch', function () {
+             var geometry = entity.geometry(resolver); // Treat entities on addr:interpolation lines as points, not vertices - #3241
+
+             if (geometry === 'vertex' && entity.isOnAddressLine(resolver)) {
+               geometry = 'point';
+             }
+
+             var entityExtent = entity.extent(resolver);
+             return _this.matchTags(entity.tags, geometry, entityExtent.center());
+           });
+         };
+
+         _this.matchTags = function (tags, geometry, loc) {
+           var keyIndex = _geometryIndex[geometry];
+           var bestScore = -1;
+           var bestMatch;
+           var matchCandidates = [];
+
+           for (var k in tags) {
+             var indexMatches = [];
+             var valueIndex = keyIndex[k];
+             if (!valueIndex) continue;
+             var keyValueMatches = valueIndex[tags[k]];
+             if (keyValueMatches) indexMatches.push.apply(indexMatches, _toConsumableArray(keyValueMatches));
+             var keyStarMatches = valueIndex['*'];
+             if (keyStarMatches) indexMatches.push.apply(indexMatches, _toConsumableArray(keyStarMatches));
+             if (indexMatches.length === 0) continue;
+
+             for (var i = 0; i < indexMatches.length; i++) {
+               var candidate = indexMatches[i];
+               var score = candidate.matchScore(tags);
+
+               if (score === -1) {
+                 continue;
+               }
+
+               matchCandidates.push({
+                 score: score,
+                 candidate: candidate
+               });
+
+               if (score > bestScore) {
+                 bestScore = score;
+                 bestMatch = candidate;
+               }
              }
            }
 
-           if (didMatch) return; // then unshifted keybindings
+           if (bestMatch && bestMatch.locationSetID && bestMatch.locationSetID !== '+[Q2]' && Array.isArray(loc)) {
+             var validLocations = _mainLocations.locationsAt(loc);
 
-           for (i = 0; i < bindings.length; i++) {
-             binding = bindings[i];
-             if (binding.event.modifiers.shiftKey) continue; // shift
+             if (!validLocations[bestMatch.locationSetID]) {
+               matchCandidates.sort(function (a, b) {
+                 return a.score < b.score ? 1 : -1;
+               });
 
-             if (!!binding.capture !== isCapturing) continue;
+               for (var _i = 0; _i < matchCandidates.length; _i++) {
+                 var candidateScore = matchCandidates[_i];
+
+                 if (!candidateScore.candidate.locationSetID || validLocations[candidateScore.candidate.locationSetID]) {
+                   bestMatch = candidateScore.candidate;
+                   bestScore = candidateScore.score;
+                   break;
+                 }
+               }
+             }
+           } // If any part of an address is present, allow fallback to "Address" preset - #4353
+
+
+           if (!bestMatch || bestMatch.isFallback()) {
+             for (var _k in tags) {
+               if (/^addr:/.test(_k) && keyIndex['addr:*'] && keyIndex['addr:*']['*']) {
+                 bestMatch = keyIndex['addr:*']['*'][0];
+                 break;
+               }
+             }
+           }
+
+           return bestMatch || _this.fallback(geometry);
+         };
+
+         _this.allowsVertex = function (entity, resolver) {
+           if (entity.type !== 'node') return false;
+           if (Object.keys(entity.tags).length === 0) return true;
+           return resolver["transient"](entity, 'vertexMatch', function () {
+             // address lines allow vertices to act as standalone points
+             if (entity.isOnAddressLine(resolver)) return true;
+             var geometries = osmNodeGeometriesForTags(entity.tags);
+             if (geometries.vertex) return true;
+             if (geometries.point) return false; // allow vertices for unspecified points
+
+             return true;
+           });
+         }; // Because of the open nature of tagging, iD will never have a complete
+         // list of tags used in OSM, so we want it to have logic like "assume
+         // that a closed way with an amenity tag is an area, unless the amenity
+         // is one of these specific types". This function computes a structure
+         // that allows testing of such conditions, based on the presets designated
+         // as as supporting (or not supporting) the area geometry.
+         //
+         // The returned object L is a keeplist/discardlist of tags. A closed way
+         // with a tag (k, v) is considered to be an area if `k in L && !(v in L[k])`
+         // (see `Way#isArea()`). In other words, the keys of L form the keeplist,
+         // and the subkeys form the discardlist.
+
+
+         _this.areaKeys = function () {
+           // The ignore list is for keys that imply lines. (We always add `area=yes` for exceptions)
+           var ignore = ['barrier', 'highway', 'footway', 'railway', 'junction', 'type'];
+           var areaKeys = {}; // ignore name-suggestion-index and deprecated presets
+
+           var presets = _this.collection.filter(function (p) {
+             return !p.suggestion && !p.replacement;
+           }); // keeplist
 
-             if (matches(d3_event, binding, false)) {
-               binding.callback(d3_event);
-               break;
-             }
-           }
 
-           function matches(d3_event, binding, testShift) {
-             var event = d3_event;
-             var isMatch = false;
-             var tryKeyCode = true; // Prefer a match on `KeyboardEvent.key`
+           presets.forEach(function (p) {
+             var keys = p.tags && Object.keys(p.tags);
+             var key = keys && keys.length && keys[0]; // pick the first tag
 
-             if (event.key !== undefined) {
-               tryKeyCode = event.key.charCodeAt(0) > 255; // outside ISO-Latin-1
+             if (!key) return;
+             if (ignore.indexOf(key) !== -1) return;
 
-               isMatch = true;
+             if (p.geometry.indexOf('area') !== -1) {
+               // probably an area..
+               areaKeys[key] = areaKeys[key] || {};
+             }
+           }); // discardlist
 
-               if (binding.event.key === undefined) {
-                 isMatch = false;
-               } else if (Array.isArray(binding.event.key)) {
-                 if (binding.event.key.map(function (s) {
-                   return s.toLowerCase();
-                 }).indexOf(event.key.toLowerCase()) === -1) isMatch = false;
-               } else {
-                 if (event.key.toLowerCase() !== binding.event.key.toLowerCase()) isMatch = false;
-               }
-             } // Fallback match on `KeyboardEvent.keyCode`, can happen if:
-             // - browser doesn't support `KeyboardEvent.key`
-             // - `KeyboardEvent.key` is outside ISO-Latin-1 range (cyrillic?)
+           presets.forEach(function (p) {
+             var key;
 
+             for (key in p.addTags) {
+               // examine all addTags to get a better sense of what can be tagged on lines - #6800
+               var value = p.addTags[key];
 
-             if (!isMatch && tryKeyCode) {
-               isMatch = event.keyCode === binding.event.keyCode;
+               if (key in areaKeys && // probably an area...
+               p.geometry.indexOf('line') !== -1 && // but sometimes a line
+               value !== '*') {
+                 areaKeys[key][value] = true;
+               }
              }
+           });
+           return areaKeys;
+         };
 
-             if (!isMatch) return false; // test modifier keys
+         _this.pointTags = function () {
+           return _this.collection.reduce(function (pointTags, d) {
+             // ignore name-suggestion-index, deprecated, and generic presets
+             if (d.suggestion || d.replacement || d.searchable === false) return pointTags; // only care about the primary tag
 
-             if (!(event.ctrlKey && event.altKey)) {
-               // if both are set, assume AltGr and skip it - #4096
-               if (event.ctrlKey !== binding.event.modifiers.ctrlKey) return false;
-               if (event.altKey !== binding.event.modifiers.altKey) return false;
-             }
+             var keys = d.tags && Object.keys(d.tags);
+             var key = keys && keys.length && keys[0]; // pick the first tag
 
-             if (event.metaKey !== binding.event.modifiers.metaKey) return false;
-             if (testShift && event.shiftKey !== binding.event.modifiers.shiftKey) return false;
-             return true;
-           }
-         }
+             if (!key) return pointTags; // if this can be a point
 
-         function capture(d3_event) {
-           testBindings(d3_event, true);
-         }
+             if (d.geometry.indexOf('point') !== -1) {
+               pointTags[key] = pointTags[key] || {};
+               pointTags[key][d.tags[key]] = true;
+             }
 
-         function bubble(d3_event) {
-           var tagName = select(d3_event.target).node().tagName;
+             return pointTags;
+           }, {});
+         };
 
-           if (tagName === 'INPUT' || tagName === 'SELECT' || tagName === 'TEXTAREA') {
-             return;
-           }
+         _this.vertexTags = function () {
+           return _this.collection.reduce(function (vertexTags, d) {
+             // ignore name-suggestion-index, deprecated, and generic presets
+             if (d.suggestion || d.replacement || d.searchable === false) return vertexTags; // only care about the primary tag
 
-           testBindings(d3_event, false);
-         }
+             var keys = d.tags && Object.keys(d.tags);
+             var key = keys && keys.length && keys[0]; // pick the first tag
 
-         function keybinding(selection) {
-           selection = selection || select(document);
-           selection.on('keydown.capture.' + namespace, capture, true);
-           selection.on('keydown.bubble.' + namespace, bubble, false);
-           return keybinding;
-         } // was: keybinding.off()
+             if (!key) return vertexTags; // if this can be a vertex
 
+             if (d.geometry.indexOf('vertex') !== -1) {
+               vertexTags[key] = vertexTags[key] || {};
+               vertexTags[key][d.tags[key]] = true;
+             }
 
-         keybinding.unbind = function (selection) {
-           _keybindings = [];
-           selection = selection || select(document);
-           selection.on('keydown.capture.' + namespace, null);
-           selection.on('keydown.bubble.' + namespace, null);
-           return keybinding;
+             return vertexTags;
+           }, {});
          };
 
-         keybinding.clear = function () {
-           _keybindings = {};
-           return keybinding;
-         }; // Remove one or more keycode bindings.
+         _this.field = function (id) {
+           return _fields[id];
+         };
 
+         _this.universal = function () {
+           return _universal;
+         };
 
-         keybinding.off = function (codes, capture) {
-           var arr = utilArrayUniq([].concat(codes));
+         _this.defaults = function (geometry, n, startWithRecents, loc) {
+           var recents = [];
 
-           for (var i = 0; i < arr.length; i++) {
-             var id = arr[i] + (capture ? '-capture' : '-bubble');
-             delete _keybindings[id];
+           if (startWithRecents) {
+             recents = _this.recent().matchGeometry(geometry).collection.slice(0, 4);
            }
 
-           return keybinding;
-         }; // Add one or more keycode bindings.
+           var defaults;
 
+           if (_addablePresetIDs) {
+             defaults = Array.from(_addablePresetIDs).map(function (id) {
+               var preset = _this.item(id);
 
-         keybinding.on = function (codes, callback, capture) {
-           if (typeof callback !== 'function') {
-             return keybinding.off(codes, capture);
+               if (preset && preset.matchGeometry(geometry)) return preset;
+               return null;
+             }).filter(Boolean);
+           } else {
+             defaults = _defaults[geometry].collection.concat(_this.fallback(geometry));
            }
 
-           var arr = utilArrayUniq([].concat(codes));
+           var result = presetCollection(utilArrayUniq(recents.concat(defaults)).slice(0, n - 1));
 
-           for (var i = 0; i < arr.length; i++) {
-             var id = arr[i] + (capture ? '-capture' : '-bubble');
-             var binding = {
-               id: id,
-               capture: capture,
-               callback: callback,
-               event: {
-                 key: undefined,
-                 // preferred
-                 keyCode: 0,
-                 // fallback
-                 modifiers: {
-                   shiftKey: false,
-                   ctrlKey: false,
-                   altKey: false,
-                   metaKey: false
-                 }
-               }
-             };
+           if (Array.isArray(loc)) {
+             var validLocations = _mainLocations.locationsAt(loc);
+             result.collection = result.collection.filter(function (a) {
+               return !a.locationSetID || validLocations[a.locationSetID];
+             });
+           }
 
-             if (_keybindings[id]) {
-               console.warn('warning: duplicate keybinding for "' + id + '"'); // eslint-disable-line no-console
-             }
+           return result;
+         }; // pass a Set of addable preset ids
 
-             _keybindings[id] = binding;
-             var matches = arr[i].toLowerCase().match(/(?:(?:[^+⇧⌃⌥⌘])+|[⇧⌃⌥⌘]|\+\+|^\+$)/g);
 
-             for (var j = 0; j < matches.length; j++) {
-               // Normalise matching errors
-               if (matches[j] === '++') matches[j] = '+';
+         _this.addablePresetIDs = function (val) {
+           if (!arguments.length) return _addablePresetIDs; // accept and convert arrays
 
-               if (matches[j] in utilKeybinding.modifierCodes) {
-                 var prop = utilKeybinding.modifierProperties[utilKeybinding.modifierCodes[matches[j]]];
-                 binding.event.modifiers[prop] = true;
-               } else {
-                 binding.event.key = utilKeybinding.keys[matches[j]] || matches[j];
+           if (Array.isArray(val)) val = new Set(val);
+           _addablePresetIDs = val;
 
-                 if (matches[j] in utilKeybinding.keyCodes) {
-                   binding.event.keyCode = utilKeybinding.keyCodes[matches[j]];
-                 }
-               }
-             }
+           if (_addablePresetIDs) {
+             // reset all presets
+             _this.collection.forEach(function (p) {
+               // categories aren't addable
+               if (p.addable) p.addable(_addablePresetIDs.has(p.id));
+             });
+           } else {
+             _this.collection.forEach(function (p) {
+               if (p.addable) p.addable(true);
+             });
            }
 
-           return keybinding;
+           return _this;
          };
 
-         return keybinding;
-       }
-       /*
-        * See https://github.com/keithamus/jwerty
-        */
+         _this.recent = function () {
+           return presetCollection(utilArrayUniq(_this.getRecents().map(function (d) {
+             return d.preset;
+           })));
+         };
 
-       utilKeybinding.modifierCodes = {
-         // Shift key, ⇧
-         '⇧': 16,
-         shift: 16,
-         // CTRL key, on Mac: ⌃
-         '⌃': 17,
-         ctrl: 17,
-         // ALT key, on Mac: ⌥ (Alt)
-         '⌥': 18,
-         alt: 18,
-         option: 18,
-         // META, on Mac: ⌘ (CMD), on Windows (Win), on Linux (Super)
-         '⌘': 91,
-         meta: 91,
-         cmd: 91,
-         'super': 91,
-         win: 91
-       };
-       utilKeybinding.modifierProperties = {
-         16: 'shiftKey',
-         17: 'ctrlKey',
-         18: 'altKey',
-         91: 'metaKey'
-       };
-       utilKeybinding.plusKeys = ['plus', 'ffplus', '=', 'ffequals', '≠', '±'];
-       utilKeybinding.minusKeys = ['_', '-', 'ffminus', 'dash', '–', '—'];
-       utilKeybinding.keys = {
-         // Backspace key, on Mac: ⌫ (Backspace)
-         '⌫': 'Backspace',
-         backspace: 'Backspace',
-         // Tab Key, on Mac: ⇥ (Tab), on Windows ⇥⇥
-         '⇥': 'Tab',
-         '⇆': 'Tab',
-         tab: 'Tab',
-         // Return key, ↩
-         '↩': 'Enter',
-         '↵': 'Enter',
-         '⏎': 'Enter',
-         'return': 'Enter',
-         enter: 'Enter',
-         '⌅': 'Enter',
-         // Pause/Break key
-         'pause': 'Pause',
-         'pause-break': 'Pause',
-         // Caps Lock key, ⇪
-         '⇪': 'CapsLock',
-         caps: 'CapsLock',
-         'caps-lock': 'CapsLock',
-         // Escape key, on Mac: ⎋, on Windows: Esc
-         '⎋': ['Escape', 'Esc'],
-         escape: ['Escape', 'Esc'],
-         esc: ['Escape', 'Esc'],
-         // Space key
-         space: [' ', 'Spacebar'],
-         // Page-Up key, or pgup, on Mac: ↖
-         '↖': 'PageUp',
-         pgup: 'PageUp',
-         'page-up': 'PageUp',
-         // Page-Down key, or pgdown, on Mac: ↘
-         '↘': 'PageDown',
-         pgdown: 'PageDown',
-         'page-down': 'PageDown',
-         // END key, on Mac: ⇟
-         '⇟': 'End',
-         end: 'End',
-         // HOME key, on Mac: ⇞
-         '⇞': 'Home',
-         home: 'Home',
-         // Insert key, or ins
-         ins: 'Insert',
-         insert: 'Insert',
-         // Delete key, on Mac: ⌦ (Delete)
-         '⌦': ['Delete', 'Del'],
-         del: ['Delete', 'Del'],
-         'delete': ['Delete', 'Del'],
-         // Left Arrow Key, or ←
-         '←': ['ArrowLeft', 'Left'],
-         left: ['ArrowLeft', 'Left'],
-         'arrow-left': ['ArrowLeft', 'Left'],
-         // Up Arrow Key, or ↑
-         '↑': ['ArrowUp', 'Up'],
-         up: ['ArrowUp', 'Up'],
-         'arrow-up': ['ArrowUp', 'Up'],
-         // Right Arrow Key, or →
-         '→': ['ArrowRight', 'Right'],
-         right: ['ArrowRight', 'Right'],
-         'arrow-right': ['ArrowRight', 'Right'],
-         // Up Arrow Key, or ↓
-         '↓': ['ArrowDown', 'Down'],
-         down: ['ArrowDown', 'Down'],
-         'arrow-down': ['ArrowDown', 'Down'],
-         // odities, stuff for backward compatibility (browsers and code):
-         // Num-Multiply, or *
-         '*': ['*', 'Multiply'],
-         star: ['*', 'Multiply'],
-         asterisk: ['*', 'Multiply'],
-         multiply: ['*', 'Multiply'],
-         // Num-Plus or +
-         '+': ['+', 'Add'],
-         'plus': ['+', 'Add'],
-         // Num-Subtract, or -
-         '-': ['-', 'Subtract'],
-         subtract: ['-', 'Subtract'],
-         'dash': ['-', 'Subtract'],
-         // Semicolon
-         semicolon: ';',
-         // = or equals
-         equals: '=',
-         // Comma, or ,
-         comma: ',',
-         // Period, or ., or full-stop
-         period: '.',
-         'full-stop': '.',
-         // Slash, or /, or forward-slash
-         slash: '/',
-         'forward-slash': '/',
-         // Tick, or `, or back-quote
-         tick: '`',
-         'back-quote': '`',
-         // Open bracket, or [
-         'open-bracket': '[',
-         // Back slash, or \
-         'back-slash': '\\',
-         // Close backet, or ]
-         'close-bracket': ']',
-         // Apostrophe, or Quote, or '
-         quote: '\'',
-         apostrophe: '\'',
-         // NUMPAD 0-9
-         'num-0': '0',
-         'num-1': '1',
-         'num-2': '2',
-         'num-3': '3',
-         'num-4': '4',
-         'num-5': '5',
-         'num-6': '6',
-         'num-7': '7',
-         'num-8': '8',
-         'num-9': '9',
-         // F1-F25
-         f1: 'F1',
-         f2: 'F2',
-         f3: 'F3',
-         f4: 'F4',
-         f5: 'F5',
-         f6: 'F6',
-         f7: 'F7',
-         f8: 'F8',
-         f9: 'F9',
-         f10: 'F10',
-         f11: 'F11',
-         f12: 'F12',
-         f13: 'F13',
-         f14: 'F14',
-         f15: 'F15',
-         f16: 'F16',
-         f17: 'F17',
-         f18: 'F18',
-         f19: 'F19',
-         f20: 'F20',
-         f21: 'F21',
-         f22: 'F22',
-         f23: 'F23',
-         f24: 'F24',
-         f25: 'F25'
-       };
-       utilKeybinding.keyCodes = {
-         // Backspace key, on Mac: ⌫ (Backspace)
-         '⌫': 8,
-         backspace: 8,
-         // Tab Key, on Mac: ⇥ (Tab), on Windows ⇥⇥
-         '⇥': 9,
-         '⇆': 9,
-         tab: 9,
-         // Return key, ↩
-         '↩': 13,
-         '↵': 13,
-         '⏎': 13,
-         'return': 13,
-         enter: 13,
-         '⌅': 13,
-         // Pause/Break key
-         'pause': 19,
-         'pause-break': 19,
-         // Caps Lock key, ⇪
-         '⇪': 20,
-         caps: 20,
-         'caps-lock': 20,
-         // Escape key, on Mac: ⎋, on Windows: Esc
-         '⎋': 27,
-         escape: 27,
-         esc: 27,
-         // Space key
-         space: 32,
-         // Page-Up key, or pgup, on Mac: ↖
-         '↖': 33,
-         pgup: 33,
-         'page-up': 33,
-         // Page-Down key, or pgdown, on Mac: ↘
-         '↘': 34,
-         pgdown: 34,
-         'page-down': 34,
-         // END key, on Mac: ⇟
-         '⇟': 35,
-         end: 35,
-         // HOME key, on Mac: ⇞
-         '⇞': 36,
-         home: 36,
-         // Insert key, or ins
-         ins: 45,
-         insert: 45,
-         // Delete key, on Mac: ⌦ (Delete)
-         '⌦': 46,
-         del: 46,
-         'delete': 46,
-         // Left Arrow Key, or ←
-         '←': 37,
-         left: 37,
-         'arrow-left': 37,
-         // Up Arrow Key, or ↑
-         '↑': 38,
-         up: 38,
-         'arrow-up': 38,
-         // Right Arrow Key, or →
-         '→': 39,
-         right: 39,
-         'arrow-right': 39,
-         // Up Arrow Key, or ↓
-         '↓': 40,
-         down: 40,
-         'arrow-down': 40,
-         // odities, printing characters that come out wrong:
-         // Firefox Equals
-         'ffequals': 61,
-         // Num-Multiply, or *
-         '*': 106,
-         star: 106,
-         asterisk: 106,
-         multiply: 106,
-         // Num-Plus or +
-         '+': 107,
-         'plus': 107,
-         // Num-Subtract, or -
-         '-': 109,
-         subtract: 109,
-         // Firefox Plus
-         'ffplus': 171,
-         // Firefox Minus
-         'ffminus': 173,
-         // Semicolon
-         ';': 186,
-         semicolon: 186,
-         // = or equals
-         '=': 187,
-         'equals': 187,
-         // Comma, or ,
-         ',': 188,
-         comma: 188,
-         // Dash / Underscore key
-         'dash': 189,
-         // Period, or ., or full-stop
-         '.': 190,
-         period: 190,
-         'full-stop': 190,
-         // Slash, or /, or forward-slash
-         '/': 191,
-         slash: 191,
-         'forward-slash': 191,
-         // Tick, or `, or back-quote
-         '`': 192,
-         tick: 192,
-         'back-quote': 192,
-         // Open bracket, or [
-         '[': 219,
-         'open-bracket': 219,
-         // Back slash, or \
-         '\\': 220,
-         'back-slash': 220,
-         // Close backet, or ]
-         ']': 221,
-         'close-bracket': 221,
-         // Apostrophe, or Quote, or '
-         '\'': 222,
-         quote: 222,
-         apostrophe: 222
-       }; // NUMPAD 0-9
+         function RibbonItem(preset, source) {
+           var item = {};
+           item.preset = preset;
+           item.source = source;
+
+           item.isFavorite = function () {
+             return item.source === 'favorite';
+           };
+
+           item.isRecent = function () {
+             return item.source === 'recent';
+           };
+
+           item.matches = function (preset) {
+             return item.preset.id === preset.id;
+           };
+
+           item.minified = function () {
+             return {
+               pID: item.preset.id
+             };
+           };
 
-       var i$1 = 95,
-           n = 0;
+           return item;
+         }
 
-       while (++i$1 < 106) {
-         utilKeybinding.keyCodes['num-' + n] = i$1;
-         ++n;
-       } // 0-9
+         function ribbonItemForMinified(d, source) {
+           if (d && d.pID) {
+             var preset = _this.item(d.pID);
 
+             if (!preset) return null;
+             return RibbonItem(preset, source);
+           }
 
-       i$1 = 47;
-       n = 0;
+           return null;
+         }
 
-       while (++i$1 < 58) {
-         utilKeybinding.keyCodes[n] = i$1;
-         ++n;
-       } // F1-F25
+         _this.getGenericRibbonItems = function () {
+           return ['point', 'line', 'area'].map(function (id) {
+             return RibbonItem(_this.item(id), 'generic');
+           });
+         };
 
+         _this.getAddable = function () {
+           if (!_addablePresetIDs) return [];
+           return _addablePresetIDs.map(function (id) {
+             var preset = _this.item(id);
 
-       i$1 = 111;
-       n = 1;
+             if (preset) return RibbonItem(preset, 'addable');
+             return null;
+           }).filter(Boolean);
+         };
 
-       while (++i$1 < 136) {
-         utilKeybinding.keyCodes['f' + n] = i$1;
-         ++n;
-       } // a-z
+         function setRecents(items) {
+           _recents = items;
+           var minifiedItems = items.map(function (d) {
+             return d.minified();
+           });
+           corePreferences('preset_recents', JSON.stringify(minifiedItems));
+           dispatch.call('recentsChange');
+         }
+
+         _this.getRecents = function () {
+           if (!_recents) {
+             // fetch from local storage
+             _recents = (JSON.parse(corePreferences('preset_recents')) || []).reduce(function (acc, d) {
+               var item = ribbonItemForMinified(d, 'recent');
+               if (item && item.preset.addable()) acc.push(item);
+               return acc;
+             }, []);
+           }
 
+           return _recents;
+         };
 
-       i$1 = 64;
+         _this.addRecent = function (preset, besidePreset, after) {
+           var recents = _this.getRecents();
 
-       while (++i$1 < 91) {
-         utilKeybinding.keyCodes[String.fromCharCode(i$1).toLowerCase()] = i$1;
-       }
+           var beforeItem = _this.recentMatching(besidePreset);
 
-       function utilObjectOmit(obj, omitKeys) {
-         return Object.keys(obj).reduce(function (result, key) {
-           if (omitKeys.indexOf(key) === -1) {
-             result[key] = obj[key]; // keep
+           var toIndex = recents.indexOf(beforeItem);
+           if (after) toIndex += 1;
+           var newItem = RibbonItem(preset, 'recent');
+           recents.splice(toIndex, 0, newItem);
+           setRecents(recents);
+         };
+
+         _this.removeRecent = function (preset) {
+           var item = _this.recentMatching(preset);
+
+           if (item) {
+             var items = _this.getRecents();
+
+             items.splice(items.indexOf(item), 1);
+             setRecents(items);
            }
+         };
 
-           return result;
-         }, {});
-       }
+         _this.recentMatching = function (preset) {
+           var items = _this.getRecents();
 
-       // Copies a variable number of methods from source to target.
-       function utilRebind(target, source) {
-         var i = 1,
-             n = arguments.length,
-             method;
+           for (var i in items) {
+             if (items[i].matches(preset)) {
+               return items[i];
+             }
+           }
 
-         while (++i < n) {
-           target[method = arguments[i]] = d3_rebind(target, source, source[method]);
-         }
+           return null;
+         };
 
-         return target;
-       } // Method is assumed to be a standard D3 getter-setter:
-       // If passed with no arguments, gets the value.
-       // If passed with arguments, sets the value and returns the target.
+         _this.moveItem = function (items, fromIndex, toIndex) {
+           if (fromIndex === toIndex || fromIndex < 0 || toIndex < 0 || fromIndex >= items.length || toIndex >= items.length) return null;
+           items.splice(toIndex, 0, items.splice(fromIndex, 1)[0]);
+           return items;
+         };
 
-       function d3_rebind(target, source, method) {
-         return function () {
-           var value = method.apply(source, arguments);
-           return value === source ? target : value;
+         _this.moveRecent = function (item, beforeItem) {
+           var recents = _this.getRecents();
+
+           var fromIndex = recents.indexOf(item);
+           var toIndex = recents.indexOf(beforeItem);
+
+           var items = _this.moveItem(recents, fromIndex, toIndex);
+
+           if (items) setRecents(items);
          };
-       }
 
-       // A per-domain session mutex backed by a cookie and dead man's
-       // switch. If the session crashes, the mutex will auto-release
-       // after 5 seconds.
-       // This accepts a string and returns an object that complies with utilSessionMutexType
-       function utilSessionMutex(name) {
-         var mutex = {};
-         var intervalID;
+         _this.setMostRecent = function (preset) {
+           if (preset.searchable === false) return;
 
-         function renew() {
-           var expires = new Date();
-           expires.setSeconds(expires.getSeconds() + 5);
-           document.cookie = name + '=1; expires=' + expires.toUTCString() + '; sameSite=strict';
+           var items = _this.getRecents();
+
+           var item = _this.recentMatching(preset);
+
+           if (item) {
+             items.splice(items.indexOf(item), 1);
+           } else {
+             item = RibbonItem(preset, 'recent');
+           } // remove the last recent (first in, first out)
+
+
+           while (items.length >= MAXRECENTS) {
+             items.pop();
+           } // prepend array
+
+
+           items.unshift(item);
+           setRecents(items);
+         };
+
+         function setFavorites(items) {
+           _favorites = items;
+           var minifiedItems = items.map(function (d) {
+             return d.minified();
+           });
+           corePreferences('preset_favorites', JSON.stringify(minifiedItems)); // call update
+
+           dispatch.call('favoritePreset');
          }
 
-         mutex.lock = function () {
-           if (intervalID) return true;
-           var cookie = document.cookie.replace(new RegExp('(?:(?:^|.*;)\\s*' + name + '\\s*\\=\\s*([^;]*).*$)|^.*$'), '$1');
-           if (cookie) return false;
-           renew();
-           intervalID = window.setInterval(renew, 4000);
-           return true;
+         _this.addFavorite = function (preset, besidePreset, after) {
+           var favorites = _this.getFavorites();
+
+           var beforeItem = _this.favoriteMatching(besidePreset);
+
+           var toIndex = favorites.indexOf(beforeItem);
+           if (after) toIndex += 1;
+           var newItem = RibbonItem(preset, 'favorite');
+           favorites.splice(toIndex, 0, newItem);
+           setFavorites(favorites);
          };
 
-         mutex.unlock = function () {
-           if (!intervalID) return;
-           document.cookie = name + '=; expires=Thu, 01 Jan 1970 00:00:00 GMT; sameSite=strict';
-           clearInterval(intervalID);
-           intervalID = null;
+         _this.toggleFavorite = function (preset) {
+           var favs = _this.getFavorites();
+
+           var favorite = _this.favoriteMatching(preset);
+
+           if (favorite) {
+             favs.splice(favs.indexOf(favorite), 1);
+           } else {
+             // only allow 10 favorites
+             if (favs.length === 10) {
+               // remove the last favorite (last in, first out)
+               favs.pop();
+             } // append array
+
+
+             favs.push(RibbonItem(preset, 'favorite'));
+           }
+
+           setFavorites(favs);
          };
 
-         mutex.locked = function () {
-           return !!intervalID;
+         _this.removeFavorite = function (preset) {
+           var item = _this.favoriteMatching(preset);
+
+           if (item) {
+             var items = _this.getFavorites();
+
+             items.splice(items.indexOf(item), 1);
+             setFavorites(items);
+           }
          };
 
-         return mutex;
+         _this.getFavorites = function () {
+           if (!_favorites) {
+             // fetch from local storage
+             var rawFavorites = JSON.parse(corePreferences('preset_favorites'));
+
+             if (!rawFavorites) {
+               rawFavorites = [];
+               corePreferences('preset_favorites', JSON.stringify(rawFavorites));
+             }
+
+             _favorites = rawFavorites.reduce(function (output, d) {
+               var item = ribbonItemForMinified(d, 'favorite');
+               if (item && item.preset.addable()) output.push(item);
+               return output;
+             }, []);
+           }
+
+           return _favorites;
+         };
+
+         _this.favoriteMatching = function (preset) {
+           var favs = _this.getFavorites();
+
+           for (var index in favs) {
+             if (favs[index].matches(preset)) {
+               return favs[index];
+             }
+           }
+
+           return null;
+         };
+
+         return utilRebind(_this, dispatch, 'on');
        }
 
-       function utilTiler() {
-         var _size = [256, 256];
-         var _scale = 256;
-         var _tileSize = 256;
-         var _zoomExtent = [0, 20];
-         var _translate = [_size[0] / 2, _size[1] / 2];
-         var _margin = 0;
-         var _skipNullIsland = false;
+       function utilTagText(entity) {
+         var obj = entity && entity.tags || {};
+         return Object.keys(obj).map(function (k) {
+           return k + '=' + obj[k];
+         }).join(', ');
+       }
+       function utilTotalExtent(array, graph) {
+         var extent = geoExtent();
+         var val, entity;
+
+         for (var i = 0; i < array.length; i++) {
+           val = array[i];
+           entity = typeof val === 'string' ? graph.hasEntity(val) : val;
+
+           if (entity) {
+             extent._extend(entity.extent(graph));
+           }
+         }
+
+         return extent;
+       }
+       function utilTagDiff(oldTags, newTags) {
+         var tagDiff = [];
+         var keys = utilArrayUnion(Object.keys(oldTags), Object.keys(newTags)).sort();
+         keys.forEach(function (k) {
+           var oldVal = oldTags[k];
+           var newVal = newTags[k];
+
+           if ((oldVal || oldVal === '') && (newVal === undefined || newVal !== oldVal)) {
+             tagDiff.push({
+               type: '-',
+               key: k,
+               oldVal: oldVal,
+               newVal: newVal,
+               display: '- ' + k + '=' + oldVal
+             });
+           }
+
+           if ((newVal || newVal === '') && (oldVal === undefined || newVal !== oldVal)) {
+             tagDiff.push({
+               type: '+',
+               key: k,
+               oldVal: oldVal,
+               newVal: newVal,
+               display: '+ ' + k + '=' + newVal
+             });
+           }
+         });
+         return tagDiff;
+       }
+       function utilEntitySelector(ids) {
+         return ids.length ? '.' + ids.join(',.') : 'nothing';
+       } // returns an selector to select entity ids for:
+       //  - entityIDs passed in
+       //  - shallow descendant entityIDs for any of those entities that are relations
+
+       function utilEntityOrMemberSelector(ids, graph) {
+         var seen = new Set(ids);
+         ids.forEach(collectShallowDescendants);
+         return utilEntitySelector(Array.from(seen));
+
+         function collectShallowDescendants(id) {
+           var entity = graph.hasEntity(id);
+           if (!entity || entity.type !== 'relation') return;
+           entity.members.map(function (member) {
+             return member.id;
+           }).forEach(function (id) {
+             seen.add(id);
+           });
+         }
+       } // returns an selector to select entity ids for:
+       //  - entityIDs passed in
+       //  - deep descendant entityIDs for any of those entities that are relations
+
+       function utilEntityOrDeepMemberSelector(ids, graph) {
+         return utilEntitySelector(utilEntityAndDeepMemberIDs(ids, graph));
+       } // returns an selector to select entity ids for:
+       //  - entityIDs passed in
+       //  - deep descendant entityIDs for any of those entities that are relations
+
+       function utilEntityAndDeepMemberIDs(ids, graph) {
+         var seen = new Set();
+         ids.forEach(collectDeepDescendants);
+         return Array.from(seen);
+
+         function collectDeepDescendants(id) {
+           if (seen.has(id)) return;
+           seen.add(id);
+           var entity = graph.hasEntity(id);
+           if (!entity || entity.type !== 'relation') return;
+           entity.members.map(function (member) {
+             return member.id;
+           }).forEach(collectDeepDescendants); // recurse
+         }
+       } // returns an selector to select entity ids for:
+       //  - deep descendant entityIDs for any of those entities that are relations
+
+       function utilDeepMemberSelector(ids, graph, skipMultipolgonMembers) {
+         var idsSet = new Set(ids);
+         var seen = new Set();
+         var returners = new Set();
+         ids.forEach(collectDeepDescendants);
+         return utilEntitySelector(Array.from(returners));
+
+         function collectDeepDescendants(id) {
+           if (seen.has(id)) return;
+           seen.add(id);
+
+           if (!idsSet.has(id)) {
+             returners.add(id);
+           }
+
+           var entity = graph.hasEntity(id);
+           if (!entity || entity.type !== 'relation') return;
+           if (skipMultipolgonMembers && entity.isMultipolygon()) return;
+           entity.members.map(function (member) {
+             return member.id;
+           }).forEach(collectDeepDescendants); // recurse
+         }
+       } // Adds or removes highlight styling for the specified entities
+
+       function utilHighlightEntities(ids, highlighted, context) {
+         context.surface().selectAll(utilEntityOrDeepMemberSelector(ids, context.graph())).classed('highlighted', highlighted);
+       } // returns an Array that is the union of:
+       //  - nodes for any nodeIDs passed in
+       //  - child nodes of any wayIDs passed in
+       //  - descendant member and child nodes of relationIDs passed in
+
+       function utilGetAllNodes(ids, graph) {
+         var seen = new Set();
+         var nodes = new Set();
+         ids.forEach(collectNodes);
+         return Array.from(nodes);
+
+         function collectNodes(id) {
+           if (seen.has(id)) return;
+           seen.add(id);
+           var entity = graph.hasEntity(id);
+           if (!entity) return;
+
+           if (entity.type === 'node') {
+             nodes.add(entity);
+           } else if (entity.type === 'way') {
+             entity.nodes.forEach(collectNodes);
+           } else {
+             entity.members.map(function (member) {
+               return member.id;
+             }).forEach(collectNodes); // recurse
+           }
+         }
+       }
+       function utilDisplayName(entity) {
+         var localizedNameKey = 'name:' + _mainLocalizer.languageCode().toLowerCase();
+         var name = entity.tags[localizedNameKey] || entity.tags.name || '';
+         if (name) return name;
+         var tags = {
+           direction: entity.tags.direction,
+           from: entity.tags.from,
+           network: entity.tags.cycle_network || entity.tags.network,
+           ref: entity.tags.ref,
+           to: entity.tags.to,
+           via: entity.tags.via
+         };
+         var keyComponents = [];
+
+         if (tags.network) {
+           keyComponents.push('network');
+         }
+
+         if (tags.ref) {
+           keyComponents.push('ref');
+         } // Routes may need more disambiguation based on direction or destination
+
+
+         if (entity.tags.route) {
+           if (tags.direction) {
+             keyComponents.push('direction');
+           } else if (tags.from && tags.to) {
+             keyComponents.push('from');
+             keyComponents.push('to');
+
+             if (tags.via) {
+               keyComponents.push('via');
+             }
+           }
+         }
+
+         if (keyComponents.length) {
+           name = _t('inspector.display_name.' + keyComponents.join('_'), tags);
+         }
+
+         return name;
+       }
+       function utilDisplayNameForPath(entity) {
+         var name = utilDisplayName(entity);
+         var isFirefox = utilDetect().browser.toLowerCase().indexOf('firefox') > -1;
+         var isNewChromium = Number(utilDetect().version.split('.')[0]) >= 96.0;
+
+         if (!isFirefox && !isNewChromium && name && rtlRegex.test(name)) {
+           name = fixRTLTextForSvg(name);
+         }
+
+         return name;
+       }
+       function utilDisplayType(id) {
+         return {
+           n: _t('inspector.node'),
+           w: _t('inspector.way'),
+           r: _t('inspector.relation')
+         }[id.charAt(0)];
+       } // `utilDisplayLabel`
+       // Returns a string suitable for display
+       // By default returns something like name/ref, fallback to preset type, fallback to OSM type
+       //   "Main Street" or "Tertiary Road"
+       // If `verbose=true`, include both preset name and feature name.
+       //   "Tertiary Road Main Street"
+       //
+
+       function utilDisplayLabel(entity, graphOrGeometry, verbose) {
+         var result;
+         var displayName = utilDisplayName(entity);
+         var preset = typeof graphOrGeometry === 'string' ? _mainPresetIndex.matchTags(entity.tags, graphOrGeometry) : _mainPresetIndex.match(entity, graphOrGeometry);
+         var presetName = preset && (preset.suggestion ? preset.subtitle() : preset.name());
+
+         if (verbose) {
+           result = [presetName, displayName].filter(Boolean).join(' ');
+         } else {
+           result = displayName || presetName;
+         } // Fallback to the OSM type (node/way/relation)
+
+
+         return result || utilDisplayType(entity.id);
+       }
+       function utilEntityRoot(entityType) {
+         return {
+           node: 'n',
+           way: 'w',
+           relation: 'r'
+         }[entityType];
+       } // Returns a single object containing the tags of all the given entities.
+       // Example:
+       // {
+       //   highway: 'service',
+       //   service: 'parking_aisle'
+       // }
+       //           +
+       // {
+       //   highway: 'service',
+       //   service: 'driveway',
+       //   width: '3'
+       // }
+       //           =
+       // {
+       //   highway: 'service',
+       //   service: [ 'driveway', 'parking_aisle' ],
+       //   width: [ '3', undefined ]
+       // }
+
+       function utilCombinedTags(entityIDs, graph) {
+         var tags = {};
+         var tagCounts = {};
+         var allKeys = new Set();
+         var entities = entityIDs.map(function (entityID) {
+           return graph.hasEntity(entityID);
+         }).filter(Boolean); // gather the aggregate keys
+
+         entities.forEach(function (entity) {
+           var keys = Object.keys(entity.tags).filter(Boolean);
+           keys.forEach(function (key) {
+             allKeys.add(key);
+           });
+         });
+         entities.forEach(function (entity) {
+           allKeys.forEach(function (key) {
+             var value = entity.tags[key]; // purposely allow `undefined`
+
+             if (!tags.hasOwnProperty(key)) {
+               // first value, set as raw
+               tags[key] = value;
+             } else {
+               if (!Array.isArray(tags[key])) {
+                 if (tags[key] !== value) {
+                   // first alternate value, replace single value with array
+                   tags[key] = [tags[key], value];
+                 }
+               } else {
+                 // type is array
+                 if (tags[key].indexOf(value) === -1) {
+                   // subsequent alternate value, add to array
+                   tags[key].push(value);
+                 }
+               }
+             }
+
+             var tagHash = key + '=' + value;
+             if (!tagCounts[tagHash]) tagCounts[tagHash] = 0;
+             tagCounts[tagHash] += 1;
+           });
+         });
 
-         function clamp(num, min, max) {
-           return Math.max(min, Math.min(num, max));
-         }
+         for (var key in tags) {
+           if (!Array.isArray(tags[key])) continue; // sort values by frequency then alphabetically
 
-         function nearNullIsland(tile) {
-           var x = tile[0];
-           var y = tile[1];
-           var z = tile[2];
+           tags[key] = tags[key].sort(function (val1, val2) {
+             var key = key; // capture
 
-           if (z >= 7) {
-             var center = Math.pow(2, z - 1);
-             var width = Math.pow(2, z - 6);
-             var min = center - width / 2;
-             var max = center + width / 2 - 1;
-             return x >= min && x <= max && y >= min && y <= max;
-           }
+             var count2 = tagCounts[key + '=' + val2];
+             var count1 = tagCounts[key + '=' + val1];
 
-           return false;
+             if (count2 !== count1) {
+               return count2 - count1;
+             }
+
+             if (val2 && val1) {
+               return val1.localeCompare(val2);
+             }
+
+             return val1 ? 1 : -1;
+           });
          }
 
-         function tiler() {
-           var z = geoScaleToZoom(_scale / (2 * Math.PI), _tileSize);
-           var z0 = clamp(Math.round(z), _zoomExtent[0], _zoomExtent[1]);
-           var tileMin = 0;
-           var tileMax = Math.pow(2, z0) - 1;
-           var log2ts = Math.log(_tileSize) * Math.LOG2E;
-           var k = Math.pow(2, z - z0 + log2ts);
-           var origin = [(_translate[0] - _scale / 2) / k, (_translate[1] - _scale / 2) / k];
-           var cols = range(clamp(Math.floor(-origin[0]) - _margin, tileMin, tileMax + 1), clamp(Math.ceil(_size[0] / k - origin[0]) + _margin, tileMin, tileMax + 1));
-           var rows = range(clamp(Math.floor(-origin[1]) - _margin, tileMin, tileMax + 1), clamp(Math.ceil(_size[1] / k - origin[1]) + _margin, tileMin, tileMax + 1));
-           var tiles = [];
+         return tags;
+       }
+       function utilStringQs(str) {
+         var i = 0; // advance past any leading '?' or '#' characters
 
-           for (var i = 0; i < rows.length; i++) {
-             var y = rows[i];
+         while (i < str.length && (str[i] === '?' || str[i] === '#')) {
+           i++;
+         }
 
-             for (var j = 0; j < cols.length; j++) {
-               var x = cols[j];
+         str = str.slice(i);
+         return str.split('&').reduce(function (obj, pair) {
+           var parts = pair.split('=');
 
-               if (i >= _margin && i <= rows.length - _margin && j >= _margin && j <= cols.length - _margin) {
-                 tiles.unshift([x, y, z0]); // tiles in view at beginning
-               } else {
-                 tiles.push([x, y, z0]); // tiles in margin at the end
-               }
-             }
+           if (parts.length === 2) {
+             obj[parts[0]] = null === parts[1] ? '' : decodeURIComponent(parts[1]);
            }
 
-           tiles.translate = origin;
-           tiles.scale = k;
-           return tiles;
+           return obj;
+         }, {});
+       }
+       function utilQsString(obj, noencode) {
+         // encode everything except special characters used in certain hash parameters:
+         // "/" in map states, ":", ",", {" and "}" in background
+         function softEncode(s) {
+           return encodeURIComponent(s).replace(/(%2F|%3A|%2C|%7B|%7D)/g, decodeURIComponent);
          }
-         /**
-          * getTiles() returns an array of tiles that cover the map view
-          */
 
+         return Object.keys(obj).sort().map(function (key) {
+           return encodeURIComponent(key) + '=' + (noencode ? softEncode(obj[key]) : encodeURIComponent(obj[key]));
+         }).join('&');
+       }
+       function utilPrefixDOMProperty(property) {
+         var prefixes = ['webkit', 'ms', 'moz', 'o'];
+         var i = -1;
+         var n = prefixes.length;
+         var s = document.body;
+         if (property in s) return property;
+         property = property.substr(0, 1).toUpperCase() + property.substr(1);
 
-         tiler.getTiles = function (projection) {
-           var origin = [projection.scale() * Math.PI - projection.translate()[0], projection.scale() * Math.PI - projection.translate()[1]];
-           this.size(projection.clipExtent()[1]).scale(projection.scale() * 2 * Math.PI).translate(projection.translate());
-           var tiles = tiler();
-           var ts = tiles.scale;
-           return tiles.map(function (tile) {
-             if (_skipNullIsland && nearNullIsland(tile)) {
-               return false;
-             }
+         while (++i < n) {
+           if (prefixes[i] + property in s) {
+             return prefixes[i] + property;
+           }
+         }
 
-             var x = tile[0] * ts - origin[0];
-             var y = tile[1] * ts - origin[1];
-             return {
-               id: tile.toString(),
-               xyz: tile,
-               extent: geoExtent(projection.invert([x, y + ts]), projection.invert([x + ts, y]))
-             };
-           }).filter(Boolean);
-         };
-         /**
-          * getGeoJSON() returns a FeatureCollection for debugging tiles
-          */
+         return false;
+       }
+       function utilPrefixCSSProperty(property) {
+         var prefixes = ['webkit', 'ms', 'Moz', 'O'];
+         var i = -1;
+         var n = prefixes.length;
+         var s = document.body.style;
 
+         if (property.toLowerCase() in s) {
+           return property.toLowerCase();
+         }
 
-         tiler.getGeoJSON = function (projection) {
-           var features = tiler.getTiles(projection).map(function (tile) {
-             return {
-               type: 'Feature',
-               properties: {
-                 id: tile.id,
-                 name: tile.id
-               },
-               geometry: {
-                 type: 'Polygon',
-                 coordinates: [tile.extent.polygon()]
-               }
-             };
-           });
-           return {
-             type: 'FeatureCollection',
-             features: features
-           };
-         };
+         while (++i < n) {
+           if (prefixes[i] + property in s) {
+             return '-' + prefixes[i].toLowerCase() + property.replace(/([A-Z])/g, '-$1').toLowerCase();
+           }
+         }
 
-         tiler.tileSize = function (val) {
-           if (!arguments.length) return _tileSize;
-           _tileSize = val;
-           return tiler;
-         };
+         return false;
+       }
+       var transformProperty;
+       function utilSetTransform(el, x, y, scale) {
+         var prop = transformProperty = transformProperty || utilPrefixCSSProperty('Transform');
+         var translate = utilDetect().opera ? 'translate(' + x + 'px,' + y + 'px)' : 'translate3d(' + x + 'px,' + y + 'px,0)';
+         return el.style(prop, translate + (scale ? ' scale(' + scale + ')' : ''));
+       } // Calculates Levenshtein distance between two strings
+       // see:  https://en.wikipedia.org/wiki/Levenshtein_distance
+       // first converts the strings to lowercase and replaces diacritic marks with ascii equivalents.
 
-         tiler.zoomExtent = function (val) {
-           if (!arguments.length) return _zoomExtent;
-           _zoomExtent = val;
-           return tiler;
-         };
+       function utilEditDistance(a, b) {
+         a = remove$6(a.toLowerCase());
+         b = remove$6(b.toLowerCase());
+         if (a.length === 0) return b.length;
+         if (b.length === 0) return a.length;
+         var matrix = [];
+         var i, j;
 
-         tiler.size = function (val) {
-           if (!arguments.length) return _size;
-           _size = val;
-           return tiler;
-         };
+         for (i = 0; i <= b.length; i++) {
+           matrix[i] = [i];
+         }
 
-         tiler.scale = function (val) {
-           if (!arguments.length) return _scale;
-           _scale = val;
-           return tiler;
-         };
+         for (j = 0; j <= a.length; j++) {
+           matrix[0][j] = j;
+         }
 
-         tiler.translate = function (val) {
-           if (!arguments.length) return _translate;
-           _translate = val;
-           return tiler;
-         }; // number to extend the rows/columns beyond those covering the viewport
+         for (i = 1; i <= b.length; i++) {
+           for (j = 1; j <= a.length; j++) {
+             if (b.charAt(i - 1) === a.charAt(j - 1)) {
+               matrix[i][j] = matrix[i - 1][j - 1];
+             } else {
+               matrix[i][j] = Math.min(matrix[i - 1][j - 1] + 1, // substitution
+               Math.min(matrix[i][j - 1] + 1, // insertion
+               matrix[i - 1][j] + 1)); // deletion
+             }
+           }
+         }
 
+         return matrix[b.length][a.length];
+       } // a d3.mouse-alike which
+       // 1. Only works on HTML elements, not SVG
+       // 2. Does not cause style recalculation
 
-         tiler.margin = function (val) {
-           if (!arguments.length) return _margin;
-           _margin = +val;
-           return tiler;
+       function utilFastMouse(container) {
+         var rect = container.getBoundingClientRect();
+         var rectLeft = rect.left;
+         var rectTop = rect.top;
+         var clientLeft = +container.clientLeft;
+         var clientTop = +container.clientTop;
+         return function (e) {
+           return [e.clientX - rectLeft - clientLeft, e.clientY - rectTop - clientTop];
          };
+       }
+       function utilAsyncMap(inputs, func, callback) {
+         var remaining = inputs.length;
+         var results = [];
+         var errors = [];
+         inputs.forEach(function (d, i) {
+           func(d, function done(err, data) {
+             errors[i] = err;
+             results[i] = data;
+             remaining--;
+             if (!remaining) callback(errors, results);
+           });
+         });
+       } // wraps an index to an interval [0..length-1]
 
-         tiler.skipNullIsland = function (val) {
-           if (!arguments.length) return _skipNullIsland;
-           _skipNullIsland = val;
-           return tiler;
-         };
+       function utilWrap(index, length) {
+         if (index < 0) {
+           index += Math.ceil(-index / length) * length;
+         }
 
-         return tiler;
+         return index % length;
        }
+       /**
+        * a replacement for functor
+        *
+        * @param {*} value any value
+        * @returns {Function} a function that returns that value or the value if it's a function
+        */
 
-       function utilTriggerEvent(target, type) {
-         target.each(function () {
-           var evt = document.createEvent('HTMLEvents');
-           evt.initEvent(type, true, true);
-           this.dispatchEvent(evt);
-         });
+       function utilFunctor(value) {
+         if (typeof value === 'function') return value;
+         return function () {
+           return value;
+         };
        }
+       function utilNoAuto(selection) {
+         var isText = selection.size() && selection.node().tagName.toLowerCase() === 'textarea';
+         return selection // assign 'new-password' even for non-password fields to prevent browsers (Chrome) ignoring 'off'
+         .attr('autocomplete', 'new-password').attr('autocorrect', 'off').attr('autocapitalize', 'off').attr('spellcheck', isText ? 'true' : 'false');
+       } // https://stackoverflow.com/questions/194846/is-there-any-kind-of-hash-code-function-in-javascript
+       // https://werxltd.com/wp/2010/05/13/javascript-implementation-of-javas-string-hashcode-method/
 
-       var _mainLocalizer = coreLocalizer(); // singleton
+       function utilHashcode(str) {
+         var hash = 0;
 
+         if (str.length === 0) {
+           return hash;
+         }
 
-       var _t = _mainLocalizer.t;
-       // coreLocalizer manages language and locale parameters including translated strings
-       //
+         for (var i = 0; i < str.length; i++) {
+           var _char = str.charCodeAt(i);
 
-       function coreLocalizer() {
-         var localizer = {};
-         var _dataLanguages = {}; // `_dataLocales` is an object containing all _supported_ locale codes -> language info.
-         // * `rtl` - right-to-left or left-to-right text direction
-         // * `pct` - the percent of strings translated; 1 = 100%, full coverage
-         //
-         // {
-         // en: { rtl: false, pct: {…} },
-         // de: { rtl: false, pct: {…} },
-         // …
-         // }
+           hash = (hash << 5) - hash + _char;
+           hash = hash & hash; // Convert to 32bit integer
+         }
 
-         var _dataLocales = {}; // `localeStrings` is an object containing all _loaded_ locale codes -> string data.
-         // {
-         // en: { icons: {…}, toolbar: {…}, modes: {…}, operations: {…}, … },
-         // de: { icons: {…}, toolbar: {…}, modes: {…}, operations: {…}, … },
-         // …
-         // }
+         return hash;
+       } // Returns version of `str` with all runs of special characters replaced by `_`;
+       // suitable for HTML ids, classes, selectors, etc.
 
-         var _localeStrings = {}; // the current locale
+       function utilSafeClassName(str) {
+         return str.toLowerCase().replace(/[^a-z0-9]+/g, '_');
+       } // Returns string based on `val` that is highly unlikely to collide with an id
+       // used previously or that's present elsewhere in the document. Useful for preventing
+       // browser-provided autofills or when embedding iD on pages with unknown elements.
 
-         var _localeCode = 'en-US'; // `_localeCodes` must contain `_localeCode` first, optionally followed by fallbacks
+       function utilUniqueDomId(val) {
+         return 'ideditor-' + utilSafeClassName(val.toString()) + '-' + new Date().getTime().toString();
+       } // Returns the length of `str` in unicode characters. This can be less than
+       // `String.length()` since a single unicode character can be composed of multiple
+       // JavaScript UTF-16 code units.
 
-         var _localeCodes = ['en-US', 'en'];
-         var _languageCode = 'en';
-         var _textDirection = 'ltr';
-         var _usesMetric = false;
-         var _languageNames = {};
-         var _scriptNames = {}; // getters for the current locale parameters
+       function utilUnicodeCharsCount(str) {
+         // Native ES2015 implementations of `Array.from` split strings into unicode characters
+         return Array.from(str).length;
+       } // Returns a new string representing `str` cut from its start to `limit` length
+       // in unicode characters. Note that this runs the risk of splitting graphemes.
 
-         localizer.localeCode = function () {
-           return _localeCode;
-         };
+       function utilUnicodeCharsTruncated(str, limit) {
+         return Array.from(str).slice(0, limit).join('');
+       }
 
-         localizer.localeCodes = function () {
-           return _localeCodes;
-         };
+       function toNumericID(id) {
+         var match = id.match(/^[cnwr](-?\d+)$/);
 
-         localizer.languageCode = function () {
-           return _languageCode;
-         };
+         if (match) {
+           return parseInt(match[1], 10);
+         }
 
-         localizer.textDirection = function () {
-           return _textDirection;
-         };
+         return NaN;
+       }
 
-         localizer.usesMetric = function () {
-           return _usesMetric;
-         };
+       function compareNumericIDs(left, right) {
+         if (isNaN(left) && isNaN(right)) return -1;
+         if (isNaN(left)) return 1;
+         if (isNaN(right)) return -1;
+         if (Math.sign(left) !== Math.sign(right)) return -Math.sign(left);
+         if (Math.sign(left) < 0) return Math.sign(right - left);
+         return Math.sign(left - right);
+       } // Returns -1 if the first parameter ID is older than the second,
+       // 1 if the second parameter is older, 0 if they are the same.
+       // If both IDs are test IDs, the function returns -1.
 
-         localizer.languageNames = function () {
-           return _languageNames;
-         };
 
-         localizer.scriptNames = function () {
-           return _scriptNames;
-         }; // The client app may want to manually set the locale, regardless of the
-         // settings provided by the browser
+       function utilCompareIDs(left, right) {
+         return compareNumericIDs(toNumericID(left), toNumericID(right));
+       } // Returns the chronologically oldest ID in the list.
+       // Database IDs (with positive numbers) before editor ones (with negative numbers).
+       // Among each category, the closest number to 0 is the oldest.
+       // Test IDs (any string that does not conform to OSM's ID scheme) are taken last.
 
+       function utilOldestID(ids) {
+         if (ids.length === 0) {
+           return undefined;
+         }
 
-         var _preferredLocaleCodes = [];
+         var oldestIDIndex = 0;
+         var oldestID = toNumericID(ids[0]);
 
-         localizer.preferredLocaleCodes = function (codes) {
-           if (!arguments.length) return _preferredLocaleCodes;
+         for (var i = 1; i < ids.length; i++) {
+           var num = toNumericID(ids[i]);
 
-           if (typeof codes === 'string') {
-             // be generous and accept delimited strings as input
-             _preferredLocaleCodes = codes.split(/,|;| /gi).filter(Boolean);
-           } else {
-             _preferredLocaleCodes = codes;
+           if (compareNumericIDs(oldestID, num) === 1) {
+             oldestIDIndex = i;
+             oldestID = num;
            }
+         }
 
-           return localizer;
-         };
+         return ids[oldestIDIndex];
+       }
 
-         var _loadPromise;
+       function osmEntity(attrs) {
+         // For prototypal inheritance.
+         if (this instanceof osmEntity) return; // Create the appropriate subtype.
 
-         localizer.ensureLoaded = function () {
-           if (_loadPromise) return _loadPromise;
-           return _loadPromise = Promise.all([// load the list of languages
-           _mainFileFetcher.get('languages'), // load the list of supported locales
-           _mainFileFetcher.get('locales')]).then(function (results) {
-             _dataLanguages = results[0];
-             _dataLocales = results[1];
-           }).then(function () {
-             var requestedLocales = (_preferredLocaleCodes || []). // List of locales preferred by the browser in priority order.
-             concat(utilDetect().browserLocales) // fallback to English since it's the only guaranteed complete language
-             .concat(['en']);
+         if (attrs && attrs.type) {
+           return osmEntity[attrs.type].apply(this, arguments);
+         } else if (attrs && attrs.id) {
+           return osmEntity[osmEntity.id.type(attrs.id)].apply(this, arguments);
+         } // Initialize a generic Entity (used only in tests).
+
+
+         return new osmEntity().initialize(arguments);
+       }
 
-             _localeCodes = localesToUseFrom(requestedLocales); // Run iD in the highest-priority locale; the rest are fallbacks
+       osmEntity.id = function (type) {
+         return osmEntity.id.fromOSM(type, osmEntity.id.next[type]--);
+       };
 
-             _localeCode = _localeCodes[0]; // Will always return the index for `en` if nothing else
+       osmEntity.id.next = {
+         changeset: -1,
+         node: -1,
+         way: -1,
+         relation: -1
+       };
 
-             var fullCoverageIndex = _localeCodes.findIndex(function (locale) {
-               return _dataLocales[locale].pct === 1;
-             }); // We only need to load locales up until we find one with full coverage
+       osmEntity.id.fromOSM = function (type, id) {
+         return type[0] + id;
+       };
 
+       osmEntity.id.toOSM = function (id) {
+         var match = id.match(/^[cnwr](-?\d+)$/);
 
-             var loadStringsPromises = _localeCodes.slice(0, fullCoverageIndex + 1).map(function (code) {
-               return localizer.loadLocale(code);
-             });
+         if (match) {
+           return match[1];
+         }
 
-             return Promise.all(loadStringsPromises);
-           }).then(function () {
-             updateForCurrentLocale();
-           })["catch"](function (err) {
-             return console.error(err);
-           }); // eslint-disable-line
-         }; // Returns the locales from `requestedLocales` supported by iD that we should use
+         return '';
+       };
+
+       osmEntity.id.type = function (id) {
+         return {
+           'c': 'changeset',
+           'n': 'node',
+           'w': 'way',
+           'r': 'relation'
+         }[id[0]];
+       }; // A function suitable for use as the second argument to d3.selection#data().
 
 
-         function localesToUseFrom(requestedLocales) {
-           var supportedLocales = _dataLocales;
-           var toUse = [];
+       osmEntity.key = function (entity) {
+         return entity.id + 'v' + (entity.v || 0);
+       };
 
-           for (var i in requestedLocales) {
-             var locale = requestedLocales[i];
-             if (supportedLocales[locale]) toUse.push(locale);
+       var _deprecatedTagValuesByKey;
 
-             if (locale.includes('-')) {
-               // Full locale ('es-ES'), add fallback to the base ('es')
-               var langPart = locale.split('-')[0];
-               if (supportedLocales[langPart]) toUse.push(langPart);
-             }
-           } // remove duplicates
+       osmEntity.deprecatedTagValuesByKey = function (dataDeprecated) {
+         if (!_deprecatedTagValuesByKey) {
+           _deprecatedTagValuesByKey = {};
+           dataDeprecated.forEach(function (d) {
+             var oldKeys = Object.keys(d.old);
 
+             if (oldKeys.length === 1) {
+               var oldKey = oldKeys[0];
+               var oldValue = d.old[oldKey];
 
-           return utilArrayUniq(toUse);
+               if (oldValue !== '*') {
+                 if (!_deprecatedTagValuesByKey[oldKey]) {
+                   _deprecatedTagValuesByKey[oldKey] = [oldValue];
+                 } else {
+                   _deprecatedTagValuesByKey[oldKey].push(oldValue);
+                 }
+               }
+             }
+           });
          }
 
-         function updateForCurrentLocale() {
-           if (!_localeCode) return;
-           _languageCode = _localeCode.split('-')[0];
-           var currentData = _dataLocales[_localeCode] || _dataLocales[_languageCode];
-           var hash = utilStringQs(window.location.hash);
+         return _deprecatedTagValuesByKey;
+       };
 
-           if (hash.rtl === 'true') {
-             _textDirection = 'rtl';
-           } else if (hash.rtl === 'false') {
-             _textDirection = 'ltr';
-           } else {
-             _textDirection = currentData && currentData.rtl ? 'rtl' : 'ltr';
+       osmEntity.prototype = {
+         tags: {},
+         initialize: function initialize(sources) {
+           for (var i = 0; i < sources.length; ++i) {
+             var source = sources[i];
+
+             for (var prop in source) {
+               if (Object.prototype.hasOwnProperty.call(source, prop)) {
+                 if (source[prop] === undefined) {
+                   delete this[prop];
+                 } else {
+                   this[prop] = source[prop];
+                 }
+               }
+             }
            }
 
-           var locale = _localeCode;
-           if (locale.toLowerCase() === 'en-us') locale = 'en';
-           _languageNames = _localeStrings[locale].languageNames;
-           _scriptNames = _localeStrings[locale].scriptNames;
-           _usesMetric = _localeCode.slice(-3).toLowerCase() !== '-us';
-         }
-         /* Locales */
-         // Returns a Promise to load the strings for the requested locale
+           if (!this.id && this.type) {
+             this.id = osmEntity.id(this.type);
+           }
 
+           if (!this.hasOwnProperty('visible')) {
+             this.visible = true;
+           }
 
-         localizer.loadLocale = function (requested) {
-           if (!_dataLocales) {
-             return Promise.reject('loadLocale called before init');
+           if (debug) {
+             Object.freeze(this);
+             Object.freeze(this.tags);
+             if (this.loc) Object.freeze(this.loc);
+             if (this.nodes) Object.freeze(this.nodes);
+             if (this.members) Object.freeze(this.members);
            }
 
-           var locale = requested; // US English is the default
+           return this;
+         },
+         copy: function copy(resolver, copies) {
+           if (copies[this.id]) return copies[this.id];
+           var copy = osmEntity(this, {
+             id: undefined,
+             user: undefined,
+             version: undefined
+           });
+           copies[this.id] = copy;
+           return copy;
+         },
+         osmId: function osmId() {
+           return osmEntity.id.toOSM(this.id);
+         },
+         isNew: function isNew() {
+           var osmId = osmEntity.id.toOSM(this.id);
+           return osmId.length === 0 || osmId[0] === '-';
+         },
+         update: function update(attrs) {
+           return osmEntity(this, attrs, {
+             v: 1 + (this.v || 0)
+           });
+         },
+         mergeTags: function mergeTags(tags) {
+           var merged = Object.assign({}, this.tags); // shallow copy
 
-           if (locale.toLowerCase() === 'en-us') locale = 'en';
+           var changed = false;
 
-           if (!_dataLocales[locale]) {
-             return Promise.reject("Unsupported locale: ".concat(requested));
-           }
+           for (var k in tags) {
+             var t1 = merged[k];
+             var t2 = tags[k];
 
-           if (_localeStrings[locale]) {
-             // already loaded
-             return Promise.resolve(locale);
+             if (!t1) {
+               changed = true;
+               merged[k] = t2;
+             } else if (t1 !== t2) {
+               changed = true;
+               merged[k] = utilUnicodeCharsTruncated(utilArrayUnion(t1.split(/;\s*/), t2.split(/;\s*/)).join(';'), 255 // avoid exceeding character limit; see also services/osm.js -> maxCharsForTagValue()
+               );
+             }
            }
 
-           var fileMap = _mainFileFetcher.fileMap();
-           var key = "locale_".concat(locale);
-           fileMap[key] = "locales/".concat(locale, ".json");
-           return _mainFileFetcher.get(key).then(function (d) {
-             _localeStrings[locale] = d[locale];
-             return locale;
+           return changed ? this.update({
+             tags: merged
+           }) : this;
+         },
+         intersects: function intersects(extent, resolver) {
+           return this.extent(resolver).intersects(extent);
+         },
+         hasNonGeometryTags: function hasNonGeometryTags() {
+           return Object.keys(this.tags).some(function (k) {
+             return k !== 'area';
            });
-         };
-
-         localizer.pluralRule = function (number) {
-           return pluralRule(number, _localeCode);
-         }; // Returns the plural rule for the given `number` with the given `localeCode`.
-         // One of: `zero`, `one`, `two`, `few`, `many`, `other`
+         },
+         hasParentRelations: function hasParentRelations(resolver) {
+           return resolver.parentRelations(this).length > 0;
+         },
+         hasInterestingTags: function hasInterestingTags() {
+           return Object.keys(this.tags).some(osmIsInterestingTag);
+         },
+         isHighwayIntersection: function isHighwayIntersection() {
+           return false;
+         },
+         isDegenerate: function isDegenerate() {
+           return true;
+         },
+         deprecatedTags: function deprecatedTags(dataDeprecated) {
+           var tags = this.tags; // if there are no tags, none can be deprecated
 
+           if (Object.keys(tags).length === 0) return [];
+           var deprecated = [];
+           dataDeprecated.forEach(function (d) {
+             var oldKeys = Object.keys(d.old);
 
-         function pluralRule(number, localeCode) {
-           // modern browsers have this functionality built-in
-           var rules = 'Intl' in window && Intl.PluralRules && new Intl.PluralRules(localeCode);
+             if (d.replace) {
+               var hasExistingValues = Object.keys(d.replace).some(function (replaceKey) {
+                 if (!tags[replaceKey] || d.old[replaceKey]) return false;
+                 var replaceValue = d.replace[replaceKey];
+                 if (replaceValue === '*') return false;
+                 if (replaceValue === tags[replaceKey]) return false;
+                 return true;
+               }); // don't flag deprecated tags if the upgrade path would overwrite existing data - #7843
 
-           if (rules) {
-             return rules.select(number);
-           } // fallback to basic one/other, as in English
+               if (hasExistingValues) return;
+             }
 
+             var matchesDeprecatedTags = oldKeys.every(function (oldKey) {
+               if (!tags[oldKey]) return false;
+               if (d.old[oldKey] === '*') return true;
+               if (d.old[oldKey] === tags[oldKey]) return true;
+               var vals = tags[oldKey].split(';').filter(Boolean);
 
-           if (number === 1) return 'one';
-           return 'other';
-         }
-         /**
-         * Try to find that string in `locale` or the current `_localeCode` matching
-         * the given `stringId`. If no string can be found in the requested locale,
-         * we'll recurse down all the `_localeCodes` until one is found.
-         *
-         * @param  {string}   stringId      string identifier
-         * @param  {object?}  replacements  token replacements and default string
-         * @param  {string?}  locale        locale to use (defaults to currentLocale)
-         * @return {string?}  localized string
-         */
+               if (vals.length === 0) {
+                 return false;
+               } else if (vals.length > 1) {
+                 return vals.indexOf(d.old[oldKey]) !== -1;
+               } else {
+                 if (tags[oldKey] === d.old[oldKey]) {
+                   if (d.replace && d.old[oldKey] === d.replace[oldKey]) {
+                     var replaceKeys = Object.keys(d.replace);
+                     return !replaceKeys.every(function (replaceKey) {
+                       return tags[replaceKey] === d.replace[replaceKey];
+                     });
+                   } else {
+                     return true;
+                   }
+                 }
+               }
 
+               return false;
+             });
 
-         localizer.tInfo = function (stringId, replacements, locale) {
-           locale = locale || _localeCode;
-           var path = stringId.split('.').map(function (s) {
-             return s.replace(/<TX_DOT>/g, '.');
-           }).reverse();
-           var stringsKey = locale; // US English is the default
+             if (matchesDeprecatedTags) {
+               deprecated.push(d);
+             }
+           });
+           return deprecated;
+         }
+       };
 
-           if (stringsKey.toLowerCase() === 'en-us') stringsKey = 'en';
-           var result = _localeStrings[stringsKey];
+       function osmLanes(entity) {
+         if (entity.type !== 'way') return null;
+         if (!entity.tags.highway) return null;
+         var tags = entity.tags;
+         var isOneWay = entity.isOneWay();
+         var laneCount = getLaneCount(tags, isOneWay);
+         var maxspeed = parseMaxspeed(tags);
+         var laneDirections = parseLaneDirections(tags, isOneWay, laneCount);
+         var forward = laneDirections.forward;
+         var backward = laneDirections.backward;
+         var bothways = laneDirections.bothways; // parse the piped string 'x|y|z' format
 
-           while (result !== undefined && path.length) {
-             result = result[path.pop()];
-           }
+         var turnLanes = {};
+         turnLanes.unspecified = parseTurnLanes(tags['turn:lanes']);
+         turnLanes.forward = parseTurnLanes(tags['turn:lanes:forward']);
+         turnLanes.backward = parseTurnLanes(tags['turn:lanes:backward']);
+         var maxspeedLanes = {};
+         maxspeedLanes.unspecified = parseMaxspeedLanes(tags['maxspeed:lanes'], maxspeed);
+         maxspeedLanes.forward = parseMaxspeedLanes(tags['maxspeed:lanes:forward'], maxspeed);
+         maxspeedLanes.backward = parseMaxspeedLanes(tags['maxspeed:lanes:backward'], maxspeed);
+         var psvLanes = {};
+         psvLanes.unspecified = parseMiscLanes(tags['psv:lanes']);
+         psvLanes.forward = parseMiscLanes(tags['psv:lanes:forward']);
+         psvLanes.backward = parseMiscLanes(tags['psv:lanes:backward']);
+         var busLanes = {};
+         busLanes.unspecified = parseMiscLanes(tags['bus:lanes']);
+         busLanes.forward = parseMiscLanes(tags['bus:lanes:forward']);
+         busLanes.backward = parseMiscLanes(tags['bus:lanes:backward']);
+         var taxiLanes = {};
+         taxiLanes.unspecified = parseMiscLanes(tags['taxi:lanes']);
+         taxiLanes.forward = parseMiscLanes(tags['taxi:lanes:forward']);
+         taxiLanes.backward = parseMiscLanes(tags['taxi:lanes:backward']);
+         var hovLanes = {};
+         hovLanes.unspecified = parseMiscLanes(tags['hov:lanes']);
+         hovLanes.forward = parseMiscLanes(tags['hov:lanes:forward']);
+         hovLanes.backward = parseMiscLanes(tags['hov:lanes:backward']);
+         var hgvLanes = {};
+         hgvLanes.unspecified = parseMiscLanes(tags['hgv:lanes']);
+         hgvLanes.forward = parseMiscLanes(tags['hgv:lanes:forward']);
+         hgvLanes.backward = parseMiscLanes(tags['hgv:lanes:backward']);
+         var bicyclewayLanes = {};
+         bicyclewayLanes.unspecified = parseBicycleWay(tags['bicycleway:lanes']);
+         bicyclewayLanes.forward = parseBicycleWay(tags['bicycleway:lanes:forward']);
+         bicyclewayLanes.backward = parseBicycleWay(tags['bicycleway:lanes:backward']);
+         var lanesObj = {
+           forward: [],
+           backward: [],
+           unspecified: []
+         }; // map forward/backward/unspecified of each lane type to lanesObj
 
-           if (result !== undefined) {
-             if (replacements) {
-               if (_typeof(result) === 'object' && Object.keys(result).length) {
-                 // If plural forms are provided, dig one level deeper based on the
-                 // first numeric token replacement provided.
-                 var number = Object.values(replacements).find(function (value) {
-                   return typeof value === 'number';
-                 });
+         mapToLanesObj(lanesObj, turnLanes, 'turnLane');
+         mapToLanesObj(lanesObj, maxspeedLanes, 'maxspeed');
+         mapToLanesObj(lanesObj, psvLanes, 'psv');
+         mapToLanesObj(lanesObj, busLanes, 'bus');
+         mapToLanesObj(lanesObj, taxiLanes, 'taxi');
+         mapToLanesObj(lanesObj, hovLanes, 'hov');
+         mapToLanesObj(lanesObj, hgvLanes, 'hgv');
+         mapToLanesObj(lanesObj, bicyclewayLanes, 'bicycleway');
+         return {
+           metadata: {
+             count: laneCount,
+             oneway: isOneWay,
+             forward: forward,
+             backward: backward,
+             bothways: bothways,
+             turnLanes: turnLanes,
+             maxspeed: maxspeed,
+             maxspeedLanes: maxspeedLanes,
+             psvLanes: psvLanes,
+             busLanes: busLanes,
+             taxiLanes: taxiLanes,
+             hovLanes: hovLanes,
+             hgvLanes: hgvLanes,
+             bicyclewayLanes: bicyclewayLanes
+           },
+           lanes: lanesObj
+         };
+       }
 
-                 if (number !== undefined) {
-                   var rule = pluralRule(number, locale);
+       function getLaneCount(tags, isOneWay) {
+         var count;
 
-                   if (result[rule]) {
-                     result = result[rule];
-                   } else {
-                     // We're pretty sure this should be a plural but no string
-                     // could be found for the given rule. Just pick the first
-                     // string and hope it makes sense.
-                     result = Object.values(result)[0];
-                   }
-                 }
-               }
+         if (tags.lanes) {
+           count = parseInt(tags.lanes, 10);
 
-               if (typeof result === 'string') {
-                 for (var key in replacements) {
-                   var value = replacements[key];
+           if (count > 0) {
+             return count;
+           }
+         }
 
-                   if (typeof value === 'number' && value.toLocaleString) {
-                     // format numbers for the locale
-                     value = value.toLocaleString(locale, {
-                       style: 'decimal',
-                       useGrouping: true,
-                       minimumFractionDigits: 0
-                     });
-                   }
+         switch (tags.highway) {
+           case 'trunk':
+           case 'motorway':
+             count = isOneWay ? 2 : 4;
+             break;
 
-                   var token = "{".concat(key, "}");
-                   var regex = new RegExp(token, 'g');
-                   result = result.replace(regex, value);
-                 }
-               }
-             }
+           default:
+             count = isOneWay ? 1 : 2;
+             break;
+         }
 
-             if (typeof result === 'string') {
-               // found a localized string!
-               return {
-                 text: result,
-                 locale: locale
-               };
-             }
-           } // no localized string found...
-           // attempt to fallback to a lower-priority language
+         return count;
+       }
 
+       function parseMaxspeed(tags) {
+         var maxspeed = tags.maxspeed;
+         if (!maxspeed) return;
+         var maxspeedRegex = /^([0-9][\.0-9]+?)(?:[ ]?(?:km\/h|kmh|kph|mph|knots))?$/;
+         if (!maxspeedRegex.test(maxspeed)) return;
+         return parseInt(maxspeed, 10);
+       }
 
-           var index = _localeCodes.indexOf(locale);
+       function parseLaneDirections(tags, isOneWay, laneCount) {
+         var forward = parseInt(tags['lanes:forward'], 10);
+         var backward = parseInt(tags['lanes:backward'], 10);
+         var bothways = parseInt(tags['lanes:both_ways'], 10) > 0 ? 1 : 0;
 
-           if (index >= 0 && index < _localeCodes.length - 1) {
-             // eventually this will be 'en' or another locale with 100% coverage
-             var fallback = _localeCodes[index + 1];
-             return localizer.tInfo(stringId, replacements, fallback);
+         if (parseInt(tags.oneway, 10) === -1) {
+           forward = 0;
+           bothways = 0;
+           backward = laneCount;
+         } else if (isOneWay) {
+           forward = laneCount;
+           bothways = 0;
+           backward = 0;
+         } else if (isNaN(forward) && isNaN(backward)) {
+           backward = Math.floor((laneCount - bothways) / 2);
+           forward = laneCount - bothways - backward;
+         } else if (isNaN(forward)) {
+           if (backward > laneCount - bothways) {
+             backward = laneCount - bothways;
            }
 
-           if (replacements && 'default' in replacements) {
-             // Fallback to a default value if one is specified in `replacements`
-             return {
-               text: replacements["default"],
-               locale: null
-             };
+           forward = laneCount - bothways - backward;
+         } else if (isNaN(backward)) {
+           if (forward > laneCount - bothways) {
+             forward = laneCount - bothways;
            }
 
-           var missing = "Missing ".concat(locale, " translation: ").concat(stringId);
-           if (typeof console !== 'undefined') console.error(missing); // eslint-disable-line
+           backward = laneCount - bothways - forward;
+         }
 
-           return {
-             text: missing,
-             locale: 'en'
-           };
-         }; // Returns only the localized text, discarding the locale info
+         return {
+           forward: forward,
+           backward: backward,
+           bothways: bothways
+         };
+       }
+
+       function parseTurnLanes(tag) {
+         if (!tag) return;
+         var validValues = ['left', 'slight_left', 'sharp_left', 'through', 'right', 'slight_right', 'sharp_right', 'reverse', 'merge_to_left', 'merge_to_right', 'none'];
+         return tag.split('|').map(function (s) {
+           if (s === '') s = 'none';
+           return s.split(';').map(function (d) {
+             return validValues.indexOf(d) === -1 ? 'unknown' : d;
+           });
+         });
+       }
 
+       function parseMaxspeedLanes(tag, maxspeed) {
+         if (!tag) return;
+         return tag.split('|').map(function (s) {
+           if (s === 'none') return s;
+           var m = parseInt(s, 10);
+           if (s === '' || m === maxspeed) return null;
+           return isNaN(m) ? 'unknown' : m;
+         });
+       }
 
-         localizer.t = function (stringId, replacements, locale) {
-           return localizer.tInfo(stringId, replacements, locale).text;
-         }; // Returns the localized text wrapped in an HTML element encoding the locale info
+       function parseMiscLanes(tag) {
+         if (!tag) return;
+         var validValues = ['yes', 'no', 'designated'];
+         return tag.split('|').map(function (s) {
+           if (s === '') s = 'no';
+           return validValues.indexOf(s) === -1 ? 'unknown' : s;
+         });
+       }
 
+       function parseBicycleWay(tag) {
+         if (!tag) return;
+         var validValues = ['yes', 'no', 'designated', 'lane'];
+         return tag.split('|').map(function (s) {
+           if (s === '') s = 'no';
+           return validValues.indexOf(s) === -1 ? 'unknown' : s;
+         });
+       }
 
-         localizer.t.html = function (stringId, replacements, locale) {
-           var info = localizer.tInfo(stringId, replacements, locale); // text may be empty or undefined if `replacements.default` is
+       function mapToLanesObj(lanesObj, data, key) {
+         if (data.forward) {
+           data.forward.forEach(function (l, i) {
+             if (!lanesObj.forward[i]) lanesObj.forward[i] = {};
+             lanesObj.forward[i][key] = l;
+           });
+         }
 
-           return info.text ? localizer.htmlForLocalizedText(info.text, info.locale) : '';
-         };
+         if (data.backward) {
+           data.backward.forEach(function (l, i) {
+             if (!lanesObj.backward[i]) lanesObj.backward[i] = {};
+             lanesObj.backward[i][key] = l;
+           });
+         }
 
-         localizer.htmlForLocalizedText = function (text, localeCode) {
-           return "<span class=\"localized-text\" lang=\"".concat(localeCode || 'unknown', "\">").concat(text, "</span>");
-         };
+         if (data.unspecified) {
+           data.unspecified.forEach(function (l, i) {
+             if (!lanesObj.unspecified[i]) lanesObj.unspecified[i] = {};
+             lanesObj.unspecified[i][key] = l;
+           });
+         }
+       }
 
-         localizer.languageName = function (code, options) {
-           if (_languageNames[code]) {
-             // name in locale language
-             // e.g. "German"
-             return _languageNames[code];
-           } // sometimes we only want the local name
+       function osmWay() {
+         if (!(this instanceof osmWay)) {
+           return new osmWay().initialize(arguments);
+         } else if (arguments.length) {
+           this.initialize(arguments);
+         }
+       }
+       osmEntity.way = osmWay;
+       osmWay.prototype = Object.create(osmEntity.prototype);
+       Object.assign(osmWay.prototype, {
+         type: 'way',
+         nodes: [],
+         copy: function copy(resolver, copies) {
+           if (copies[this.id]) return copies[this.id];
+           var copy = osmEntity.prototype.copy.call(this, resolver, copies);
+           var nodes = this.nodes.map(function (id) {
+             return resolver.entity(id).copy(resolver, copies).id;
+           });
+           copy = copy.update({
+             nodes: nodes
+           });
+           copies[this.id] = copy;
+           return copy;
+         },
+         extent: function extent(resolver) {
+           return resolver["transient"](this, 'extent', function () {
+             var extent = geoExtent();
 
+             for (var i = 0; i < this.nodes.length; i++) {
+               var node = resolver.hasEntity(this.nodes[i]);
 
-           if (options && options.localOnly) return null;
-           var langInfo = _dataLanguages[code];
+               if (node) {
+                 extent._extend(node.extent());
+               }
+             }
 
-           if (langInfo) {
-             if (langInfo.nativeName) {
-               // name in native language
-               // e.g. "Deutsch (de)"
-               return localizer.t('translate.language_and_code', {
-                 language: langInfo.nativeName,
-                 code: code
-               });
-             } else if (langInfo.base && langInfo.script) {
-               var base = langInfo.base; // the code of the language this is based on
+             return extent;
+           });
+         },
+         first: function first() {
+           return this.nodes[0];
+         },
+         last: function last() {
+           return this.nodes[this.nodes.length - 1];
+         },
+         contains: function contains(node) {
+           return this.nodes.indexOf(node) >= 0;
+         },
+         affix: function affix(node) {
+           if (this.nodes[0] === node) return 'prefix';
+           if (this.nodes[this.nodes.length - 1] === node) return 'suffix';
+         },
+         layer: function layer() {
+           // explicit layer tag, clamp between -10, 10..
+           if (isFinite(this.tags.layer)) {
+             return Math.max(-10, Math.min(+this.tags.layer, 10));
+           } // implied layer tag..
 
-               if (_languageNames[base]) {
-                 // base language name in locale language
-                 var scriptCode = langInfo.script;
-                 var script = _scriptNames[scriptCode] || scriptCode; // e.g. "Serbian (Cyrillic)"
 
-                 return localizer.t('translate.language_and_code', {
-                   language: _languageNames[base],
-                   code: script
-                 });
-               } else if (_dataLanguages[base] && _dataLanguages[base].nativeName) {
-                 // e.g. "српски (sr-Cyrl)"
-                 return localizer.t('translate.language_and_code', {
-                   language: _dataLanguages[base].nativeName,
-                   code: code
-                 });
-               }
+           if (this.tags.covered === 'yes') return -1;
+           if (this.tags.location === 'overground') return 1;
+           if (this.tags.location === 'underground') return -1;
+           if (this.tags.location === 'underwater') return -10;
+           if (this.tags.power === 'line') return 10;
+           if (this.tags.power === 'minor_line') return 10;
+           if (this.tags.aerialway) return 10;
+           if (this.tags.bridge) return 1;
+           if (this.tags.cutting) return -1;
+           if (this.tags.tunnel) return -1;
+           if (this.tags.waterway) return -1;
+           if (this.tags.man_made === 'pipeline') return -10;
+           if (this.tags.boundary) return -10;
+           return 0;
+         },
+         // the approximate width of the line based on its tags except its `width` tag
+         impliedLineWidthMeters: function impliedLineWidthMeters() {
+           var averageWidths = {
+             highway: {
+               // width is for single lane
+               motorway: 5,
+               motorway_link: 5,
+               trunk: 4.5,
+               trunk_link: 4.5,
+               primary: 4,
+               secondary: 4,
+               tertiary: 4,
+               primary_link: 4,
+               secondary_link: 4,
+               tertiary_link: 4,
+               unclassified: 4,
+               road: 4,
+               living_street: 4,
+               bus_guideway: 4,
+               pedestrian: 4,
+               residential: 3.5,
+               service: 3.5,
+               track: 3,
+               cycleway: 2.5,
+               bridleway: 2,
+               corridor: 2,
+               steps: 2,
+               path: 1.5,
+               footway: 1.5
+             },
+             railway: {
+               // width includes ties and rail bed, not just track gauge
+               rail: 2.5,
+               light_rail: 2.5,
+               tram: 2.5,
+               subway: 2.5,
+               monorail: 2.5,
+               funicular: 2.5,
+               disused: 2.5,
+               preserved: 2.5,
+               miniature: 1.5,
+               narrow_gauge: 1.5
+             },
+             waterway: {
+               river: 50,
+               canal: 25,
+               stream: 5,
+               tidal_channel: 5,
+               fish_pass: 2.5,
+               drain: 2.5,
+               ditch: 1.5
              }
-           }
-
-           return code; // if not found, use the code
-         };
-
-         return localizer;
-       }
-
-       // `presetCollection` is a wrapper around an `Array` of presets `collection`,
-       // and decorated with some extra methods for searching and matching geometry
-       //
-
-       function presetCollection(collection) {
-         var MAXRESULTS = 50;
-         var _this = {};
-         var _memo = {};
-         _this.collection = collection;
-
-         _this.item = function (id) {
-           if (_memo[id]) return _memo[id];
-
-           var found = _this.collection.find(function (d) {
-             return d.id === id;
-           });
-
-           if (found) _memo[id] = found;
-           return found;
-         };
+           };
 
-         _this.index = function (id) {
-           return _this.collection.findIndex(function (d) {
-             return d.id === id;
-           });
-         };
+           for (var key in averageWidths) {
+             if (this.tags[key] && averageWidths[key][this.tags[key]]) {
+               var width = averageWidths[key][this.tags[key]];
 
-         _this.matchGeometry = function (geometry) {
-           return presetCollection(_this.collection.filter(function (d) {
-             return d.matchGeometry(geometry);
-           }));
-         };
+               if (key === 'highway') {
+                 var laneCount = this.tags.lanes && parseInt(this.tags.lanes, 10);
+                 if (!laneCount) laneCount = this.isOneWay() ? 1 : 2;
+                 return width * laneCount;
+               }
 
-         _this.matchAllGeometry = function (geometries) {
-           return presetCollection(_this.collection.filter(function (d) {
-             return d && d.matchAllGeometry(geometries);
-           }));
-         };
+               return width;
+             }
+           }
 
-         _this.matchAnyGeometry = function (geometries) {
-           return presetCollection(_this.collection.filter(function (d) {
-             return geometries.some(function (geom) {
-               return d.matchGeometry(geom);
-             });
-           }));
-         };
+           return null;
+         },
+         isOneWay: function isOneWay() {
+           // explicit oneway tag..
+           var values = {
+             'yes': true,
+             '1': true,
+             '-1': true,
+             'reversible': true,
+             'alternating': true,
+             'no': false,
+             '0': false
+           };
 
-         _this.fallback = function (geometry) {
-           var id = geometry;
-           if (id === 'vertex') id = 'point';
-           return _this.item(id);
-         };
+           if (values[this.tags.oneway] !== undefined) {
+             return values[this.tags.oneway];
+           } // implied oneway tag..
 
-         _this.search = function (value, geometry, countryCode) {
-           if (!value) return _this;
-           value = value.toLowerCase().trim(); // match at name beginning or just after a space (e.g. "office" -> match "Law Office")
 
-           function leading(a) {
-             var index = a.indexOf(value);
-             return index === 0 || a[index - 1] === ' ';
-           } // match at name beginning only
+           for (var key in this.tags) {
+             if (key in osmOneWayTags && this.tags[key] in osmOneWayTags[key]) {
+               return true;
+             }
+           }
 
+           return false;
+         },
+         // Some identifier for tag that implies that this way is "sided",
+         // i.e. the right side is the 'inside' (e.g. the right side of a
+         // natural=cliff is lower).
+         sidednessIdentifier: function sidednessIdentifier() {
+           for (var key in this.tags) {
+             var value = this.tags[key];
 
-           function leadingStrict(a) {
-             var index = a.indexOf(value);
-             return index === 0;
+             if (key in osmRightSideIsInsideTags && value in osmRightSideIsInsideTags[key]) {
+               if (osmRightSideIsInsideTags[key][value] === true) {
+                 return key;
+               } else {
+                 // if the map's value is something other than a
+                 // literal true, we should use it so we can
+                 // special case some keys (e.g. natural=coastline
+                 // is handled differently to other naturals).
+                 return osmRightSideIsInsideTags[key][value];
+               }
+             }
            }
 
-           function sortNames(a, b) {
-             var aCompare = (a.suggestion ? a.originalName : a.name()).toLowerCase();
-             var bCompare = (b.suggestion ? b.originalName : b.name()).toLowerCase(); // priority if search string matches preset name exactly - #4325
+           return null;
+         },
+         isSided: function isSided() {
+           if (this.tags.two_sided === 'yes') {
+             return false;
+           }
 
-             if (value === aCompare) return -1;
-             if (value === bCompare) return 1; // priority for higher matchScore
+           return this.sidednessIdentifier() !== null;
+         },
+         lanes: function lanes() {
+           return osmLanes(this);
+         },
+         isClosed: function isClosed() {
+           return this.nodes.length > 1 && this.first() === this.last();
+         },
+         isConvex: function isConvex(resolver) {
+           if (!this.isClosed() || this.isDegenerate()) return null;
+           var nodes = utilArrayUniq(resolver.childNodes(this));
+           var coords = nodes.map(function (n) {
+             return n.loc;
+           });
+           var curr = 0;
+           var prev = 0;
 
-             var i = b.originalScore - a.originalScore;
-             if (i !== 0) return i; // priority if search string appears earlier in preset name
+           for (var i = 0; i < coords.length; i++) {
+             var o = coords[(i + 1) % coords.length];
+             var a = coords[i];
+             var b = coords[(i + 2) % coords.length];
+             var res = geoVecCross(a, b, o);
+             curr = res > 0 ? 1 : res < 0 ? -1 : 0;
 
-             i = aCompare.indexOf(value) - bCompare.indexOf(value);
-             if (i !== 0) return i; // priority for shorter preset names
+             if (curr === 0) {
+               continue;
+             } else if (prev && curr !== prev) {
+               return false;
+             }
 
-             return aCompare.length - bCompare.length;
+             prev = curr;
            }
 
-           var pool = _this.collection;
-
-           if (countryCode) {
-             pool = pool.filter(function (a) {
-               if (a.countryCodes && a.countryCodes.indexOf(countryCode) === -1) return false;
-               if (a.notCountryCodes && a.notCountryCodes.indexOf(countryCode) !== -1) return false;
-               return true;
-             });
+           return true;
+         },
+         // returns an object with the tag that implies this is an area, if any
+         tagSuggestingArea: function tagSuggestingArea() {
+           return osmTagSuggestingArea(this.tags);
+         },
+         isArea: function isArea() {
+           if (this.tags.area === 'yes') return true;
+           if (!this.isClosed() || this.tags.area === 'no') return false;
+           return this.tagSuggestingArea() !== null;
+         },
+         isDegenerate: function isDegenerate() {
+           return new Set(this.nodes).size < (this.isArea() ? 3 : 2);
+         },
+         areAdjacent: function areAdjacent(n1, n2) {
+           for (var i = 0; i < this.nodes.length; i++) {
+             if (this.nodes[i] === n1) {
+               if (this.nodes[i - 1] === n2) return true;
+               if (this.nodes[i + 1] === n2) return true;
+             }
            }
 
-           var searchable = pool.filter(function (a) {
-             return a.searchable !== false && a.suggestion !== true;
+           return false;
+         },
+         geometry: function geometry(graph) {
+           return graph["transient"](this, 'geometry', function () {
+             return this.isArea() ? 'area' : 'line';
            });
-           var suggestions = pool.filter(function (a) {
-             return a.suggestion === true;
-           }); // matches value to preset.name
-
-           var leading_name = searchable.filter(function (a) {
-             return leading(a.name().toLowerCase());
-           }).sort(sortNames); // matches value to preset suggestion name (original name is unhyphenated)
-
-           var leading_suggestions = suggestions.filter(function (a) {
-             return leadingStrict(a.originalName.toLowerCase());
-           }).sort(sortNames); // matches value to preset.terms values
+         },
+         // returns an array of objects representing the segments between the nodes in this way
+         segments: function segments(graph) {
+           function segmentExtent(graph) {
+             var n1 = graph.hasEntity(this.nodes[0]);
+             var n2 = graph.hasEntity(this.nodes[1]);
+             return n1 && n2 && geoExtent([[Math.min(n1.loc[0], n2.loc[0]), Math.min(n1.loc[1], n2.loc[1])], [Math.max(n1.loc[0], n2.loc[0]), Math.max(n1.loc[1], n2.loc[1])]]);
+           }
 
-           var leading_terms = searchable.filter(function (a) {
-             return (a.terms() || []).some(leading);
-           }); // matches value to preset.tags values
+           return graph["transient"](this, 'segments', function () {
+             var segments = [];
 
-           var leading_tag_values = searchable.filter(function (a) {
-             return Object.values(a.tags || {}).filter(function (val) {
-               return val !== '*';
-             }).some(leading);
-           }); // finds close matches to value in preset.name
+             for (var i = 0; i < this.nodes.length - 1; i++) {
+               segments.push({
+                 id: this.id + '-' + i,
+                 wayId: this.id,
+                 index: i,
+                 nodes: [this.nodes[i], this.nodes[i + 1]],
+                 extent: segmentExtent
+               });
+             }
 
-           var similar_name = searchable.map(function (a) {
-             return {
-               preset: a,
-               dist: utilEditDistance(value, a.name())
-             };
-           }).filter(function (a) {
-             return a.dist + Math.min(value.length - a.preset.name().length, 0) < 3;
-           }).sort(function (a, b) {
-             return a.dist - b.dist;
-           }).map(function (a) {
-             return a.preset;
-           }); // finds close matches to value to preset suggestion name (original name is unhyphenated)
+             return segments;
+           });
+         },
+         // If this way is not closed, append the beginning node to the end of the nodelist to close it.
+         close: function close() {
+           if (this.isClosed() || !this.nodes.length) return this;
+           var nodes = this.nodes.slice();
+           nodes = nodes.filter(noRepeatNodes);
+           nodes.push(nodes[0]);
+           return this.update({
+             nodes: nodes
+           });
+         },
+         // If this way is closed, remove any connector nodes from the end of the nodelist to unclose it.
+         unclose: function unclose() {
+           if (!this.isClosed()) return this;
+           var nodes = this.nodes.slice();
+           var connector = this.first();
+           var i = nodes.length - 1; // remove trailing connectors..
 
-           var similar_suggestions = suggestions.map(function (a) {
-             return {
-               preset: a,
-               dist: utilEditDistance(value, a.originalName.toLowerCase())
-             };
-           }).filter(function (a) {
-             return a.dist + Math.min(value.length - a.preset.originalName.length, 0) < 1;
-           }).sort(function (a, b) {
-             return a.dist - b.dist;
-           }).map(function (a) {
-             return a.preset;
-           }); // finds close matches to value in preset.terms
+           while (i > 0 && nodes.length > 1 && nodes[i] === connector) {
+             nodes.splice(i, 1);
+             i = nodes.length - 1;
+           }
 
-           var similar_terms = searchable.filter(function (a) {
-             return (a.terms() || []).some(function (b) {
-               return utilEditDistance(value, b) + Math.min(value.length - b.length, 0) < 3;
-             });
+           nodes = nodes.filter(noRepeatNodes);
+           return this.update({
+             nodes: nodes
            });
-           var results = leading_name.concat(leading_suggestions, leading_terms, leading_tag_values, similar_name, similar_suggestions, similar_terms).slice(0, MAXRESULTS - 1);
+         },
+         // Adds a node (id) in front of the node which is currently at position index.
+         // If index is undefined, the node will be added to the end of the way for linear ways,
+         //   or just before the final connecting node for circular ways.
+         // Consecutive duplicates are eliminated including existing ones.
+         // Circularity is always preserved when adding a node.
+         addNode: function addNode(id, index) {
+           var nodes = this.nodes.slice();
+           var isClosed = this.isClosed();
+           var max = isClosed ? nodes.length - 1 : nodes.length;
 
-           if (geometry) {
-             if (typeof geometry === 'string') {
-               results.push(_this.fallback(geometry));
-             } else {
-               geometry.forEach(function (geom) {
-                 return results.push(_this.fallback(geom));
-               });
-             }
+           if (index === undefined) {
+             index = max;
            }
 
-           return presetCollection(utilArrayUniq(results));
-         };
+           if (index < 0 || index > max) {
+             throw new RangeError('index ' + index + ' out of range 0..' + max);
+           } // If this is a closed way, remove all connector nodes except the first one
+           // (there may be duplicates) and adjust index if necessary..
 
-         return _this;
-       }
 
-       // `presetCategory` builds a `presetCollection` of member presets,
-       // decorated with some extra methods for searching and matching geometry
-       //
+           if (isClosed) {
+             var connector = this.first(); // leading connectors..
 
-       function presetCategory(categoryID, category, all) {
-         var _this = Object.assign({}, category); // shallow copy
+             var i = 1;
 
+             while (i < nodes.length && nodes.length > 2 && nodes[i] === connector) {
+               nodes.splice(i, 1);
+               if (index > i) index--;
+             } // trailing connectors..
 
-         _this.id = categoryID;
-         _this.members = presetCollection(category.members.map(function (presetID) {
-           return all.item(presetID);
-         }).filter(Boolean));
-         _this.geometry = _this.members.collection.reduce(function (acc, preset) {
-           for (var i in preset.geometry) {
-             var geometry = preset.geometry[i];
 
-             if (acc.indexOf(geometry) === -1) {
-               acc.push(geometry);
+             i = nodes.length - 1;
+
+             while (i > 0 && nodes.length > 1 && nodes[i] === connector) {
+               nodes.splice(i, 1);
+               if (index > i) index--;
+               i = nodes.length - 1;
              }
            }
 
-           return acc;
-         }, []);
+           nodes.splice(index, 0, id);
+           nodes = nodes.filter(noRepeatNodes); // If the way was closed before, append a connector node to keep it closed..
 
-         _this.matchGeometry = function (geom) {
-           return _this.geometry.indexOf(geom) >= 0;
-         };
+           if (isClosed && (nodes.length === 1 || nodes[0] !== nodes[nodes.length - 1])) {
+             nodes.push(nodes[0]);
+           }
 
-         _this.matchAllGeometry = function (geometries) {
-           return _this.members.collection.some(function (preset) {
-             return preset.matchAllGeometry(geometries);
+           return this.update({
+             nodes: nodes
            });
-         };
+         },
+         // Replaces the node which is currently at position index with the given node (id).
+         // Consecutive duplicates are eliminated including existing ones.
+         // Circularity is preserved when updating a node.
+         updateNode: function updateNode(id, index) {
+           var nodes = this.nodes.slice();
+           var isClosed = this.isClosed();
+           var max = nodes.length - 1;
 
-         _this.matchScore = function () {
-           return -1;
-         };
+           if (index === undefined || index < 0 || index > max) {
+             throw new RangeError('index ' + index + ' out of range 0..' + max);
+           } // If this is a closed way, remove all connector nodes except the first one
+           // (there may be duplicates) and adjust index if necessary..
 
-         _this.name = function () {
-           return _t("presets.categories.".concat(categoryID, ".name"), {
-             'default': categoryID
-           });
-         };
 
-         _this.nameLabel = function () {
-           return _t.html("presets.categories.".concat(categoryID, ".name"), {
-             'default': categoryID
-           });
-         };
+           if (isClosed) {
+             var connector = this.first(); // leading connectors..
 
-         _this.terms = function () {
-           return [];
-         };
+             var i = 1;
 
-         return _this;
-       }
+             while (i < nodes.length && nodes.length > 2 && nodes[i] === connector) {
+               nodes.splice(i, 1);
+               if (index > i) index--;
+             } // trailing connectors..
 
-       // `presetField` decorates a given `field` Object
-       // with some extra methods for searching and matching geometry
-       //
 
-       function presetField(fieldID, field) {
-         var _this = Object.assign({}, field); // shallow copy
+             i = nodes.length - 1;
 
+             while (i > 0 && nodes.length > 1 && nodes[i] === connector) {
+               nodes.splice(i, 1);
+               if (index === i) index = 0; // update leading connector instead
 
-         _this.id = fieldID; // for use in classes, element ids, css selectors
+               i = nodes.length - 1;
+             }
+           }
 
-         _this.safeid = utilSafeClassName(fieldID);
+           nodes.splice(index, 1, id);
+           nodes = nodes.filter(noRepeatNodes); // If the way was closed before, append a connector node to keep it closed..
 
-         _this.matchGeometry = function (geom) {
-           return !_this.geometry || _this.geometry.indexOf(geom) !== -1;
-         };
+           if (isClosed && (nodes.length === 1 || nodes[0] !== nodes[nodes.length - 1])) {
+             nodes.push(nodes[0]);
+           }
 
-         _this.matchAllGeometry = function (geometries) {
-           return !_this.geometry || geometries.every(function (geom) {
-             return _this.geometry.indexOf(geom) !== -1;
+           return this.update({
+             nodes: nodes
            });
-         };
+         },
+         // Replaces each occurrence of node id needle with replacement.
+         // Consecutive duplicates are eliminated including existing ones.
+         // Circularity is preserved.
+         replaceNode: function replaceNode(needleID, replacementID) {
+           var nodes = this.nodes.slice();
+           var isClosed = this.isClosed();
 
-         _this.t = function (scope, options) {
-           return _t("presets.fields.".concat(fieldID, ".").concat(scope), options);
-         };
+           for (var i = 0; i < nodes.length; i++) {
+             if (nodes[i] === needleID) {
+               nodes[i] = replacementID;
+             }
+           }
 
-         _this.t.html = function (scope, options) {
-           return _t.html("presets.fields.".concat(fieldID, ".").concat(scope), options);
-         };
+           nodes = nodes.filter(noRepeatNodes); // If the way was closed before, append a connector node to keep it closed..
 
-         _this.title = function () {
-           return _this.overrideLabel || _this.t('label', {
-             'default': fieldID
-           });
-         };
+           if (isClosed && (nodes.length === 1 || nodes[0] !== nodes[nodes.length - 1])) {
+             nodes.push(nodes[0]);
+           }
 
-         _this.label = function () {
-           return _this.overrideLabel || _this.t.html('label', {
-             'default': fieldID
+           return this.update({
+             nodes: nodes
            });
-         };
+         },
+         // Removes each occurrence of node id.
+         // Consecutive duplicates are eliminated including existing ones.
+         // Circularity is preserved.
+         removeNode: function removeNode(id) {
+           var nodes = this.nodes.slice();
+           var isClosed = this.isClosed();
+           nodes = nodes.filter(function (node) {
+             return node !== id;
+           }).filter(noRepeatNodes); // If the way was closed before, append a connector node to keep it closed..
 
-         var _placeholder = _this.placeholder;
+           if (isClosed && (nodes.length === 1 || nodes[0] !== nodes[nodes.length - 1])) {
+             nodes.push(nodes[0]);
+           }
 
-         _this.placeholder = function () {
-           return _this.t('placeholder', {
-             'default': _placeholder
+           return this.update({
+             nodes: nodes
            });
-         };
-
-         _this.originalTerms = (_this.terms || []).join();
-
-         _this.terms = function () {
-           return _this.t('terms', {
-             'default': _this.originalTerms
-           }).toLowerCase().trim().split(/\s*,+\s*/);
-         };
-
-         _this.increment = _this.type === 'number' ? _this.increment || 1 : undefined;
-         return _this;
-       }
-
-       // `Array.prototype.lastIndexOf` method
-       // https://tc39.es/ecma262/#sec-array.prototype.lastindexof
-       _export({ target: 'Array', proto: true, forced: arrayLastIndexOf !== [].lastIndexOf }, {
-         lastIndexOf: arrayLastIndexOf
-       });
-
-       // `presetPreset` decorates a given `preset` Object
-       // with some extra methods for searching and matching geometry
-       //
-
-       function presetPreset(presetID, preset, addable, allFields, allPresets) {
-         allFields = allFields || {};
-         allPresets = allPresets || {};
+         },
+         asJXON: function asJXON(changeset_id) {
+           var r = {
+             way: {
+               '@id': this.osmId(),
+               '@version': this.version || 0,
+               nd: this.nodes.map(function (id) {
+                 return {
+                   keyAttributes: {
+                     ref: osmEntity.id.toOSM(id)
+                   }
+                 };
+               }, this),
+               tag: Object.keys(this.tags).map(function (k) {
+                 return {
+                   keyAttributes: {
+                     k: k,
+                     v: this.tags[k]
+                   }
+                 };
+               }, this)
+             }
+           };
 
-         var _this = Object.assign({}, preset); // shallow copy
+           if (changeset_id) {
+             r.way['@changeset'] = changeset_id;
+           }
 
+           return r;
+         },
+         asGeoJSON: function asGeoJSON(resolver) {
+           return resolver["transient"](this, 'GeoJSON', function () {
+             var coordinates = resolver.childNodes(this).map(function (n) {
+               return n.loc;
+             });
 
-         var _addable = addable || false;
+             if (this.isArea() && this.isClosed()) {
+               return {
+                 type: 'Polygon',
+                 coordinates: [coordinates]
+               };
+             } else {
+               return {
+                 type: 'LineString',
+                 coordinates: coordinates
+               };
+             }
+           });
+         },
+         area: function area(resolver) {
+           return resolver["transient"](this, 'area', function () {
+             var nodes = resolver.childNodes(this);
+             var json = {
+               type: 'Polygon',
+               coordinates: [nodes.map(function (n) {
+                 return n.loc;
+               })]
+             };
 
-         var _resolvedFields; // cache
+             if (!this.isClosed() && nodes.length) {
+               json.coordinates[0].push(nodes[0].loc);
+             }
 
+             var area = d3_geoArea(json); // Heuristic for detecting counterclockwise winding order. Assumes
+             // that OpenStreetMap polygons are not hemisphere-spanning.
 
-         var _resolvedMoreFields; // cache
+             if (area > 2 * Math.PI) {
+               json.coordinates[0] = json.coordinates[0].reverse();
+               area = d3_geoArea(json);
+             }
 
+             return isNaN(area) ? 0 : area;
+           });
+         }
+       }); // Filter function to eliminate consecutive duplicates.
 
-         _this.id = presetID;
-         _this.safeid = utilSafeClassName(presetID); // for use in css classes, selectors, element ids
+       function noRepeatNodes(node, i, arr) {
+         return i === 0 || node !== arr[i - 1];
+       }
 
-         _this.originalTerms = (_this.terms || []).join();
-         _this.originalName = _this.name || '';
-         _this.originalScore = _this.matchScore || 1;
-         _this.originalReference = _this.reference || {};
-         _this.originalFields = _this.fields || [];
-         _this.originalMoreFields = _this.moreFields || [];
+       //
+       // 1. Relation tagged with `type=multipolygon` and no interesting tags.
+       // 2. One and only one member with the `outer` role. Must be a way with interesting tags.
+       // 3. No members without a role.
+       //
+       // Old multipolygons are no longer recommended but are still rendered as areas by iD.
 
-         _this.fields = function () {
-           return _resolvedFields || (_resolvedFields = resolve('fields'));
-         };
+       function osmOldMultipolygonOuterMemberOfRelation(entity, graph) {
+         if (entity.type !== 'relation' || !entity.isMultipolygon() || Object.keys(entity.tags).filter(osmIsInterestingTag).length > 1) {
+           return false;
+         }
 
-         _this.moreFields = function () {
-           return _resolvedMoreFields || (_resolvedMoreFields = resolve('moreFields'));
-         };
+         var outerMember;
 
-         _this.resetFields = function () {
-           return _resolvedFields = _resolvedMoreFields = null;
-         };
+         for (var memberIndex in entity.members) {
+           var member = entity.members[memberIndex];
 
-         _this.tags = _this.tags || {};
-         _this.addTags = _this.addTags || _this.tags;
-         _this.removeTags = _this.removeTags || _this.addTags;
-         _this.geometry = _this.geometry || [];
+           if (!member.role || member.role === 'outer') {
+             if (outerMember) return false;
+             if (member.type !== 'way') return false;
+             if (!graph.hasEntity(member.id)) return false;
+             outerMember = graph.entity(member.id);
 
-         _this.matchGeometry = function (geom) {
-           return _this.geometry.indexOf(geom) >= 0;
-         };
+             if (Object.keys(outerMember.tags).filter(osmIsInterestingTag).length === 0) {
+               return false;
+             }
+           }
+         }
 
-         _this.matchAllGeometry = function (geoms) {
-           return geoms.every(_this.matchGeometry);
-         };
+         return outerMember;
+       } // For fixing up rendering of multipolygons with tags on the outer member.
+       // https://github.com/openstreetmap/iD/issues/613
 
-         _this.matchScore = function (entityTags) {
-           var tags = _this.tags;
-           var seen = {};
-           var score = 0; // match on tags
+       function osmIsOldMultipolygonOuterMember(entity, graph) {
+         if (entity.type !== 'way' || Object.keys(entity.tags).filter(osmIsInterestingTag).length === 0) {
+           return false;
+         }
 
-           for (var k in tags) {
-             seen[k] = true;
+         var parents = graph.parentRelations(entity);
+         if (parents.length !== 1) return false;
+         var parent = parents[0];
 
-             if (entityTags[k] === tags[k]) {
-               score += _this.originalScore;
-             } else if (tags[k] === '*' && k in entityTags) {
-               score += _this.originalScore / 2;
-             } else {
-               return -1;
-             }
-           } // boost score for additional matches in addTags - #6802
+         if (!parent.isMultipolygon() || Object.keys(parent.tags).filter(osmIsInterestingTag).length > 1) {
+           return false;
+         }
 
+         var members = parent.members,
+             member;
 
-           var addTags = _this.addTags;
+         for (var i = 0; i < members.length; i++) {
+           member = members[i];
 
-           for (var _k in addTags) {
-             if (!seen[_k] && entityTags[_k] === addTags[_k]) {
-               score += _this.originalScore;
-             }
+           if (member.id === entity.id && member.role && member.role !== 'outer') {
+             // Not outer member
+             return false;
            }
 
-           return score;
-         };
+           if (member.id !== entity.id && (!member.role || member.role === 'outer')) {
+             // Not a simple multipolygon
+             return false;
+           }
+         }
 
-         _this.t = function (scope, options) {
-           var textID = "presets.presets.".concat(presetID, ".").concat(scope);
-           return _t(textID, options);
-         };
+         return parent;
+       }
+       function osmOldMultipolygonOuterMember(entity, graph) {
+         if (entity.type !== 'way') return false;
+         var parents = graph.parentRelations(entity);
+         if (parents.length !== 1) return false;
+         var parent = parents[0];
 
-         _this.t.html = function (scope, options) {
-           var textID = "presets.presets.".concat(presetID, ".").concat(scope);
-           return _t.html(textID, options);
-         };
+         if (!parent.isMultipolygon() || Object.keys(parent.tags).filter(osmIsInterestingTag).length > 1) {
+           return false;
+         }
 
-         _this.name = function () {
-           return _this.t('name', {
-             'default': _this.originalName
-           });
-         };
+         var members = parent.members,
+             member,
+             outerMember;
 
-         _this.nameLabel = function () {
-           return _this.t.html('name', {
-             'default': _this.originalName
-           });
-         };
+         for (var i = 0; i < members.length; i++) {
+           member = members[i];
 
-         _this.subtitle = function () {
-           if (_this.suggestion) {
-             var path = presetID.split('/');
-             path.pop(); // remove brand name
+           if (!member.role || member.role === 'outer') {
+             if (outerMember) return false; // Not a simple multipolygon
 
-             return _t('presets.presets.' + path.join('/') + '.name');
+             outerMember = member;
            }
+         }
 
-           return null;
-         };
+         if (!outerMember) return false;
+         var outerEntity = graph.hasEntity(outerMember.id);
 
-         _this.subtitleLabel = function () {
-           if (_this.suggestion) {
-             var path = presetID.split('/');
-             path.pop(); // remove brand name
+         if (!outerEntity || !Object.keys(outerEntity.tags).filter(osmIsInterestingTag).length) {
+           return false;
+         }
 
-             return _t.html('presets.presets.' + path.join('/') + '.name');
-           }
+         return outerEntity;
+       } // Join `toJoin` array into sequences of connecting ways.
+       // Segments which share identical start/end nodes will, as much as possible,
+       // be connected with each other.
+       //
+       // The return value is a nested array. Each constituent array contains elements
+       // of `toJoin` which have been determined to connect.
+       //
+       // Each consitituent array also has a `nodes` property whose value is an
+       // ordered array of member nodes, with appropriate order reversal and
+       // start/end coordinate de-duplication.
+       //
+       // Members of `toJoin` must have, at minimum, `type` and `id` properties.
+       // Thus either an array of `osmWay`s or a relation member array may be used.
+       //
+       // If an member is an `osmWay`, its tags and childnodes may be reversed via
+       // `actionReverse` in the output.
+       //
+       // The returned sequences array also has an `actions` array property, containing
+       // any reversal actions that should be applied to the graph, should the calling
+       // code attempt to actually join the given ways.
+       //
+       // Incomplete members (those for which `graph.hasEntity(element.id)` returns
+       // false) and non-way members are ignored.
+       //
 
-           return null;
-         };
+       function osmJoinWays(toJoin, graph) {
+         function resolve(member) {
+           return graph.childNodes(graph.entity(member.id));
+         }
 
-         _this.terms = function () {
-           return _this.t('terms', {
-             'default': _this.originalTerms
-           }).toLowerCase().trim().split(/\s*,+\s*/);
-         };
+         function reverse(item) {
+           var action = actionReverse(item.id, {
+             reverseOneway: true
+           });
+           sequences.actions.push(action);
+           return item instanceof osmWay ? action(graph).entity(item.id) : item;
+         } // make a copy containing only the items to join
 
-         _this.isFallback = function () {
-           var tagCount = Object.keys(_this.tags).length;
-           return tagCount === 0 || tagCount === 1 && _this.tags.hasOwnProperty('area');
-         };
 
-         _this.addable = function (val) {
-           if (!arguments.length) return _addable;
-           _addable = val;
-           return _this;
-         };
+         toJoin = toJoin.filter(function (member) {
+           return member.type === 'way' && graph.hasEntity(member.id);
+         }); // Are the things we are joining relation members or `osmWays`?
+         // If `osmWays`, skip the "prefer a forward path" code below (see #4872)
 
-         _this.reference = function () {
-           // Lookup documentation on Wikidata...
-           var qid = _this.tags.wikidata || _this.tags['brand:wikidata'] || _this.tags['operator:wikidata'];
+         var i;
+         var joinAsMembers = true;
 
-           if (qid) {
-             return {
-               qid: qid
-             };
-           } // Lookup documentation on OSM Wikibase...
+         for (i = 0; i < toJoin.length; i++) {
+           if (toJoin[i] instanceof osmWay) {
+             joinAsMembers = false;
+             break;
+           }
+         }
 
+         var sequences = [];
+         sequences.actions = [];
 
-           var key = _this.originalReference.key || Object.keys(utilObjectOmit(_this.tags, 'name'))[0];
-           var value = _this.originalReference.value || _this.tags[key];
+         while (toJoin.length) {
+           // start a new sequence
+           var item = toJoin.shift();
+           var currWays = [item];
+           var currNodes = resolve(item).slice(); // add to it
 
-           if (value === '*') {
-             return {
-               key: key
-             };
-           } else {
-             return {
-               key: key,
-               value: value
-             };
-           }
-         };
+           while (toJoin.length) {
+             var start = currNodes[0];
+             var end = currNodes[currNodes.length - 1];
+             var fn = null;
+             var nodes = null; // Find the next way/member to join.
 
-         _this.unsetTags = function (tags, geometry, skipFieldDefaults) {
-           tags = utilObjectOmit(tags, Object.keys(_this.removeTags));
+             for (i = 0; i < toJoin.length; i++) {
+               item = toJoin[i];
+               nodes = resolve(item); // (for member ordering only, not way ordering - see #4872)
+               // Strongly prefer to generate a forward path that preserves the order
+               // of the members array. For multipolygons and most relations, member
+               // order does not matter - but for routes, it does. (see #4589)
+               // If we started this sequence backwards (i.e. next member way attaches to
+               // the start node and not the end node), reverse the initial way before continuing.
 
-           if (geometry && !skipFieldDefaults) {
-             _this.fields().forEach(function (field) {
-               if (field.matchGeometry(geometry) && field.key && field["default"] === tags[field.key]) {
-                 delete tags[field.key];
+               if (joinAsMembers && currWays.length === 1 && nodes[0] !== end && nodes[nodes.length - 1] !== end && (nodes[nodes.length - 1] === start || nodes[0] === start)) {
+                 currWays[0] = reverse(currWays[0]);
+                 currNodes.reverse();
+                 start = currNodes[0];
+                 end = currNodes[currNodes.length - 1];
                }
-             });
-           }
-
-           delete tags.area;
-           return tags;
-         };
 
-         _this.setTags = function (tags, geometry, skipFieldDefaults) {
-           var addTags = _this.addTags;
-           tags = Object.assign({}, tags); // shallow copy
-
-           for (var k in addTags) {
-             if (addTags[k] === '*') {
-               tags[k] = 'yes';
-             } else {
-               tags[k] = addTags[k];
-             }
-           } // Add area=yes if necessary.
-           // This is necessary if the geometry is already an area (e.g. user drew an area) AND any of:
-           // 1. chosen preset could be either an area or a line (`barrier=city_wall`)
-           // 2. chosen preset doesn't have a key in osmAreaKeys (`railway=station`)
+               if (nodes[0] === end) {
+                 fn = currNodes.push; // join to end
 
+                 nodes = nodes.slice(1);
+                 break;
+               } else if (nodes[nodes.length - 1] === end) {
+                 fn = currNodes.push; // join to end
 
-           if (!addTags.hasOwnProperty('area')) {
-             delete tags.area;
+                 nodes = nodes.slice(0, -1).reverse();
+                 item = reverse(item);
+                 break;
+               } else if (nodes[nodes.length - 1] === start) {
+                 fn = currNodes.unshift; // join to beginning
 
-             if (geometry === 'area') {
-               var needsAreaTag = true;
+                 nodes = nodes.slice(0, -1);
+                 break;
+               } else if (nodes[0] === start) {
+                 fn = currNodes.unshift; // join to beginning
 
-               if (_this.geometry.indexOf('line') === -1) {
-                 for (var _k2 in addTags) {
-                   if (_k2 in osmAreaKeys) {
-                     needsAreaTag = false;
-                     break;
-                   }
-                 }
+                 nodes = nodes.slice(1).reverse();
+                 item = reverse(item);
+                 break;
+               } else {
+                 fn = nodes = null;
                }
+             }
 
-               if (needsAreaTag) {
-                 tags.area = 'yes';
-               }
+             if (!nodes) {
+               // couldn't find a joinable way/member
+               break;
              }
-           }
 
-           if (geometry && !skipFieldDefaults) {
-             _this.fields().forEach(function (field) {
-               if (field.matchGeometry(geometry) && field.key && !tags[field.key] && field["default"]) {
-                 tags[field.key] = field["default"];
-               }
-             });
+             fn.apply(currWays, [item]);
+             fn.apply(currNodes, nodes);
+             toJoin.splice(i, 1);
            }
 
-           return tags;
-         }; // For a preset without fields, use the fields of the parent preset.
-         // Replace {preset} placeholders with the fields of the specified presets.
+           currWays.nodes = currNodes;
+           sequences.push(currWays);
+         }
 
+         return sequences;
+       }
 
-         function resolve(which) {
-           var fieldIDs = which === 'fields' ? _this.originalFields : _this.originalMoreFields;
-           var resolved = [];
-           fieldIDs.forEach(function (fieldID) {
-             var match = fieldID.match(/\{(.*)\}/);
+       function actionAddMember(relationId, member, memberIndex, insertPair) {
+         return function action(graph) {
+           var relation = graph.entity(relationId); // There are some special rules for Public Transport v2 routes.
 
-             if (match !== null) {
-               // a presetID wrapped in braces {}
-               resolved = resolved.concat(inheritFields(match[1], which));
-             } else if (allFields[fieldID]) {
-               // a normal fieldID
-               resolved.push(allFields[fieldID]);
-             } else {
-               console.log("Cannot resolve \"".concat(fieldID, "\" found in ").concat(_this.id, ".").concat(which)); // eslint-disable-line no-console
+           var isPTv2 = /stop|platform/.test(member.role);
+
+           if ((isNaN(memberIndex) || insertPair) && member.type === 'way' && !isPTv2) {
+             // Try to perform sensible inserts based on how the ways join together
+             graph = addWayMember(relation, graph);
+           } else {
+             // see https://wiki.openstreetmap.org/wiki/Public_transport#Service_routes
+             // Stops and Platforms for PTv2 should be ordered first.
+             // hack: We do not currently have the ability to place them in the exactly correct order.
+             if (isPTv2 && isNaN(memberIndex)) {
+               memberIndex = 0;
              }
-           }); // no fields resolved, so use the parent's if possible
 
-           if (!resolved.length) {
-             var endIndex = _this.id.lastIndexOf('/');
+             graph = graph.replace(relation.addMember(member, memberIndex));
+           }
 
-             var parentID = endIndex && _this.id.substring(0, endIndex);
+           return graph;
+         }; // Add a way member into the relation "wherever it makes sense".
+         // In this situation we were not supplied a memberIndex.
 
-             if (parentID) {
-               resolved = inheritFields(parentID, which);
-             }
-           }
+         function addWayMember(relation, graph) {
+           var groups, tempWay, insertPairIsReversed, item, i, j, k; // remove PTv2 stops and platforms before doing anything.
 
-           return utilArrayUniq(resolved); // returns an array of fields to inherit from the given presetID, if found
+           var PTv2members = [];
+           var members = [];
 
-           function inheritFields(presetID, which) {
-             var parent = allPresets[presetID];
-             if (!parent) return [];
+           for (i = 0; i < relation.members.length; i++) {
+             var m = relation.members[i];
 
-             if (which === 'fields') {
-               return parent.fields().filter(shouldInherit);
-             } else if (which === 'moreFields') {
-               return parent.moreFields();
+             if (/stop|platform/.test(m.role)) {
+               PTv2members.push(m);
              } else {
-               return [];
+               members.push(m);
              }
-           } // Skip `fields` for the keys which define the preset.
-           // These are usually `typeCombo` fields like `shop=*`
-
-
-           function shouldInherit(f) {
-             if (f.key && _this.tags[f.key] !== undefined && // inherit anyway if multiple values are allowed or just a checkbox
-             f.type !== 'multiCombo' && f.type !== 'semiCombo' && f.type !== 'manyCombo' && f.type !== 'check') return false;
-             return true;
            }
-         }
-
-         return _this;
-       }
-
-       var _mainPresetIndex = presetIndex(); // singleton
-       // `presetIndex` wraps a `presetCollection`
-       // with methods for loading new data and returning defaults
-       //
 
-       function presetIndex() {
-         var dispatch$1 = dispatch('favoritePreset', 'recentsChange');
-         var MAXRECENTS = 30; // seed the preset lists with geometry fallbacks
-
-         var POINT = presetPreset('point', {
-           name: 'Point',
-           tags: {},
-           geometry: ['point', 'vertex'],
-           matchScore: 0.1
-         });
-         var LINE = presetPreset('line', {
-           name: 'Line',
-           tags: {},
-           geometry: ['line'],
-           matchScore: 0.1
-         });
-         var AREA = presetPreset('area', {
-           name: 'Area',
-           tags: {
-             area: 'yes'
-           },
-           geometry: ['area'],
-           matchScore: 0.1
-         });
-         var RELATION = presetPreset('relation', {
-           name: 'Relation',
-           tags: {},
-           geometry: ['relation'],
-           matchScore: 0.1
-         });
+           relation = relation.update({
+             members: members
+           });
 
-         var _this = presetCollection([POINT, LINE, AREA, RELATION]);
+           if (insertPair) {
+             // We're adding a member that must stay paired with an existing member.
+             // (This feature is used by `actionSplit`)
+             //
+             // This is tricky because the members may exist multiple times in the
+             // member list, and with different A-B/B-A ordering and different roles.
+             // (e.g. a bus route that loops out and back - #4589).
+             //
+             // Replace the existing member with a temporary way,
+             // so that `osmJoinWays` can treat the pair like a single way.
+             tempWay = osmWay({
+               id: 'wTemp',
+               nodes: insertPair.nodes
+             });
+             graph = graph.replace(tempWay);
+             var tempMember = {
+               id: tempWay.id,
+               type: 'way',
+               role: member.role
+             };
+             var tempRelation = relation.replaceMember({
+               id: insertPair.originalID
+             }, tempMember, true);
+             groups = utilArrayGroupBy(tempRelation.members, 'type');
+             groups.way = groups.way || []; // Insert pair is reversed if the inserted way comes before the original one.
+             // (Except when they form a loop.)
 
-         var _presets = {
-           point: POINT,
-           line: LINE,
-           area: AREA,
-           relation: RELATION
-         };
-         var _defaults = {
-           point: presetCollection([POINT]),
-           vertex: presetCollection([POINT]),
-           line: presetCollection([LINE]),
-           area: presetCollection([AREA]),
-           relation: presetCollection([RELATION])
-         };
-         var _fields = {};
-         var _categories = {};
-         var _universal = [];
-         var _addablePresetIDs = null; // Set of preset IDs that the user can add
+             var originalWay = graph.entity(insertPair.originalID);
+             var insertedWay = graph.entity(insertPair.insertedID);
+             insertPairIsReversed = originalWay.nodes.length > 0 && insertedWay.nodes.length > 0 && insertedWay.nodes[insertedWay.nodes.length - 1] === originalWay.nodes[0] && originalWay.nodes[originalWay.nodes.length - 1] !== insertedWay.nodes[0];
+           } else {
+             // Add the member anywhere, one time. Just push and let `osmJoinWays` decide where to put it.
+             groups = utilArrayGroupBy(relation.members, 'type');
+             groups.way = groups.way || [];
+             groups.way.push(member);
+           }
 
-         var _recents;
+           members = withIndex(groups.way);
+           var joined = osmJoinWays(members, graph); // `joined` might not contain all of the way members,
+           // But will contain only the completed (downloaded) members
 
-         var _favorites; // Index of presets by (geometry, tag key).
+           for (i = 0; i < joined.length; i++) {
+             var segment = joined[i];
+             var nodes = segment.nodes.slice();
+             var startIndex = segment[0].index; // j = array index in `members` where this segment starts
 
+             for (j = 0; j < members.length; j++) {
+               if (members[j].index === startIndex) {
+                 break;
+               }
+             } // k = each member in segment
 
-         var _geometryIndex = {
-           point: {},
-           vertex: {},
-           line: {},
-           area: {},
-           relation: {}
-         };
 
-         var _loadPromise;
+             for (k = 0; k < segment.length; k++) {
+               item = segment[k];
+               var way = graph.entity(item.id); // If this is a paired item, generate members in correct order and role
 
-         _this.ensureLoaded = function () {
-           if (_loadPromise) return _loadPromise;
-           return _loadPromise = Promise.all([_mainFileFetcher.get('preset_categories'), _mainFileFetcher.get('preset_defaults'), _mainFileFetcher.get('preset_presets'), _mainFileFetcher.get('preset_fields')]).then(function (vals) {
-             _this.merge({
-               categories: vals[0],
-               defaults: vals[1],
-               presets: vals[2],
-               fields: vals[3]
-             });
+               if (tempWay && item.id === tempWay.id) {
+                 var reverse = nodes[0].id !== insertPair.nodes[0] ^ insertPairIsReversed;
 
-             osmSetAreaKeys(_this.areaKeys());
-             osmSetPointTags(_this.pointTags());
-             osmSetVertexTags(_this.vertexTags());
-           });
-         };
+                 if (reverse) {
+                   item.pair = [{
+                     id: insertPair.insertedID,
+                     type: 'way',
+                     role: item.role
+                   }, {
+                     id: insertPair.originalID,
+                     type: 'way',
+                     role: item.role
+                   }];
+                 } else {
+                   item.pair = [{
+                     id: insertPair.originalID,
+                     type: 'way',
+                     role: item.role
+                   }, {
+                     id: insertPair.insertedID,
+                     type: 'way',
+                     role: item.role
+                   }];
+                 }
+               } // reorder `members` if necessary
 
-         _this.merge = function (d) {
-           // Merge Fields
-           if (d.fields) {
-             Object.keys(d.fields).forEach(function (fieldID) {
-               var f = d.fields[fieldID];
 
-               if (f) {
-                 // add or replace
-                 _fields[fieldID] = presetField(fieldID, f);
-               } else {
-                 // remove
-                 delete _fields[fieldID];
+               if (k > 0) {
+                 if (j + k >= members.length || item.index !== members[j + k].index) {
+                   moveMember(members, item.index, j + k);
+                 }
                }
-             });
-           } // Merge Presets
 
+               nodes.splice(0, way.nodes.length - 1);
+             }
+           }
 
-           if (d.presets) {
-             Object.keys(d.presets).forEach(function (presetID) {
-               var p = d.presets[presetID];
+           if (tempWay) {
+             graph = graph.remove(tempWay);
+           } // Final pass: skip dead items, split pairs, remove index properties
 
-               if (p) {
-                 // add or replace
-                 var isAddable = !_addablePresetIDs || _addablePresetIDs.has(presetID);
 
-                 _presets[presetID] = presetPreset(presetID, p, isAddable, _fields, _presets);
-               } else {
-                 // remove (but not if it's a fallback)
-                 var existing = _presets[presetID];
+           var wayMembers = [];
 
-                 if (existing && !existing.isFallback()) {
-                   delete _presets[presetID];
-                 }
-               }
-             });
-           } // Need to rebuild _this.collection before loading categories
+           for (i = 0; i < members.length; i++) {
+             item = members[i];
+             if (item.index === -1) continue;
 
+             if (item.pair) {
+               wayMembers.push(item.pair[0]);
+               wayMembers.push(item.pair[1]);
+             } else {
+               wayMembers.push(utilObjectOmit(item, ['index']));
+             }
+           } // Put stops and platforms first, then nodes, ways, relations
+           // This is recommended for Public Transport v2 routes:
+           // see https://wiki.openstreetmap.org/wiki/Public_transport#Service_routes
 
-           _this.collection = Object.values(_presets).concat(Object.values(_categories)); // Merge Categories
 
-           if (d.categories) {
-             Object.keys(d.categories).forEach(function (categoryID) {
-               var c = d.categories[categoryID];
+           var newMembers = PTv2members.concat(groups.node || [], wayMembers, groups.relation || []);
+           return graph.replace(relation.update({
+             members: newMembers
+           })); // `moveMember()` changes the `members` array in place by splicing
+           // the item with `.index = findIndex` to where it belongs,
+           // and marking the old position as "dead" with `.index = -1`
+           //
+           // j=5, k=0                jk
+           // segment                 5 4 7 6
+           // members       0 1 2 3 4 5 6 7 8 9        keep 5 in j+k
+           //
+           // j=5, k=1                j k
+           // segment                 5 4 7 6
+           // members       0 1 2 3 4 5 6 7 8 9        move 4 to j+k
+           // members       0 1 2 3 x 5 4 6 7 8 9      moved
+           //
+           // j=5, k=2                j   k
+           // segment                 5 4 7 6
+           // members       0 1 2 3 x 5 4 6 7 8 9      move 7 to j+k
+           // members       0 1 2 3 x 5 4 7 6 x 8 9    moved
+           //
+           // j=5, k=3                j     k
+           // segment                 5 4 7 6
+           // members       0 1 2 3 x 5 4 7 6 x 8 9    keep 6 in j+k
+           //
 
-               if (c) {
-                 // add or replace
-                 _categories[categoryID] = presetCategory(categoryID, c, _this);
-               } else {
-                 // remove
-                 delete _categories[categoryID];
+           function moveMember(arr, findIndex, toIndex) {
+             var i;
+
+             for (i = 0; i < arr.length; i++) {
+               if (arr[i].index === findIndex) {
+                 break;
                }
-             });
-           } // Rebuild _this.collection after loading categories
+             }
 
+             var item = Object.assign({}, arr[i]); // shallow copy
 
-           _this.collection = Object.values(_presets).concat(Object.values(_categories)); // Merge Defaults
+             arr[i].index = -1; // mark as dead
 
-           if (d.defaults) {
-             Object.keys(d.defaults).forEach(function (geometry) {
-               var def = d.defaults[geometry];
+             item.index = toIndex;
+             arr.splice(toIndex, 0, item);
+           } // This is the same as `Relation.indexedMembers`,
+           // Except we don't want to index all the members, only the ways
 
-               if (Array.isArray(def)) {
-                 // add or replace
-                 _defaults[geometry] = presetCollection(def.map(function (id) {
-                   return _presets[id] || _categories[id];
-                 }).filter(Boolean));
-               } else {
-                 // remove
-                 delete _defaults[geometry];
-               }
-             });
-           } // Rebuild universal fields array
 
+           function withIndex(arr) {
+             var result = new Array(arr.length);
 
-           _universal = Object.values(_fields).filter(function (field) {
-             return field.universal;
-           }); // Reset all the preset fields - they'll need to be resolved again
+             for (var i = 0; i < arr.length; i++) {
+               result[i] = Object.assign({}, arr[i]); // shallow copy
 
-           Object.values(_presets).forEach(function (preset) {
-             return preset.resetFields();
-           }); // Rebuild geometry index
+               result[i].index = i;
+             }
 
-           _geometryIndex = {
-             point: {},
-             vertex: {},
-             line: {},
-             area: {},
-             relation: {}
-           };
+             return result;
+           }
+         }
+       }
 
-           _this.collection.forEach(function (preset) {
-             (preset.geometry || []).forEach(function (geometry) {
-               var g = _geometryIndex[geometry];
+       function actionAddMidpoint(midpoint, node) {
+         return function (graph) {
+           graph = graph.replace(node.move(midpoint.loc));
+           var parents = utilArrayIntersection(graph.parentWays(graph.entity(midpoint.edge[0])), graph.parentWays(graph.entity(midpoint.edge[1])));
+           parents.forEach(function (way) {
+             for (var i = 0; i < way.nodes.length - 1; i++) {
+               if (geoEdgeEqual([way.nodes[i], way.nodes[i + 1]], midpoint.edge)) {
+                 graph = graph.replace(graph.entity(way.id).addNode(node.id, i + 1)); // Add only one midpoint on doubled-back segments,
+                 // turning them into self-intersections.
 
-               for (var key in preset.tags) {
-                 (g[key] = g[key] || []).push(preset);
+                 return;
                }
-             });
+             }
            });
+           return graph;
+         };
+       }
 
-           return _this;
+       // https://github.com/openstreetmap/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/AddNodeToWayAction.as
+       function actionAddVertex(wayId, nodeId, index) {
+         return function (graph) {
+           return graph.replace(graph.entity(wayId).addNode(nodeId, index));
          };
+       }
 
-         _this.match = function (entity, resolver) {
-           return resolver["transient"](entity, 'presetMatch', function () {
-             var geometry = entity.geometry(resolver); // Treat entities on addr:interpolation lines as points, not vertices - #3241
+       function actionChangeMember(relationId, member, memberIndex) {
+         return function (graph) {
+           return graph.replace(graph.entity(relationId).updateMember(member, memberIndex));
+         };
+       }
 
-             if (geometry === 'vertex' && entity.isOnAddressLine(resolver)) {
-               geometry = 'point';
-             }
+       function actionChangePreset(entityID, oldPreset, newPreset, skipFieldDefaults) {
+         return function action(graph) {
+           var entity = graph.entity(entityID);
+           var geometry = entity.geometry(graph);
+           var tags = entity.tags; // preserve tags that the new preset might care about, if any
 
-             return _this.matchTags(entity.tags, geometry);
-           });
+           if (oldPreset) tags = oldPreset.unsetTags(tags, geometry, newPreset && newPreset.addTags ? Object.keys(newPreset.addTags) : null);
+           if (newPreset) tags = newPreset.setTags(tags, geometry, skipFieldDefaults);
+           return graph.replace(entity.update({
+             tags: tags
+           }));
          };
+       }
 
-         _this.matchTags = function (tags, geometry) {
-           var geometryMatches = _geometryIndex[geometry];
-           var address;
-           var best = -1;
-           var match;
+       function actionChangeTags(entityId, tags) {
+         return function (graph) {
+           var entity = graph.entity(entityId);
+           return graph.replace(entity.update({
+             tags: tags
+           }));
+         };
+       }
 
-           for (var k in tags) {
-             // If any part of an address is present, allow fallback to "Address" preset - #4353
-             if (/^addr:/.test(k) && geometryMatches['addr:*']) {
-               address = geometryMatches['addr:*'][0];
-             }
+       function osmNode() {
+         if (!(this instanceof osmNode)) {
+           return new osmNode().initialize(arguments);
+         } else if (arguments.length) {
+           this.initialize(arguments);
+         }
+       }
+       osmEntity.node = osmNode;
+       osmNode.prototype = Object.create(osmEntity.prototype);
+       Object.assign(osmNode.prototype, {
+         type: 'node',
+         loc: [9999, 9999],
+         extent: function extent() {
+           return new geoExtent(this.loc);
+         },
+         geometry: function geometry(graph) {
+           return graph["transient"](this, 'geometry', function () {
+             return graph.isPoi(this) ? 'point' : 'vertex';
+           });
+         },
+         move: function move(loc) {
+           return this.update({
+             loc: loc
+           });
+         },
+         isDegenerate: function isDegenerate() {
+           return !(Array.isArray(this.loc) && this.loc.length === 2 && this.loc[0] >= -180 && this.loc[0] <= 180 && this.loc[1] >= -90 && this.loc[1] <= 90);
+         },
+         // Inspect tags and geometry to determine which direction(s) this node/vertex points
+         directions: function directions(resolver, projection) {
+           var val;
+           var i; // which tag to use?
 
-             var keyMatches = geometryMatches[k];
-             if (!keyMatches) continue;
+           if (this.isHighwayIntersection(resolver) && (this.tags.stop || '').toLowerCase() === 'all') {
+             // all-way stop tag on a highway intersection
+             val = 'all';
+           } else {
+             // generic direction tag
+             val = (this.tags.direction || '').toLowerCase(); // better suffix-style direction tag
 
-             for (var i = 0; i < keyMatches.length; i++) {
-               var score = keyMatches[i].matchScore(tags);
+             var re = /:direction$/i;
+             var keys = Object.keys(this.tags);
 
-               if (score > best) {
-                 best = score;
-                 match = keyMatches[i];
+             for (i = 0; i < keys.length; i++) {
+               if (re.test(keys[i])) {
+                 val = this.tags[keys[i]].toLowerCase();
+                 break;
                }
              }
            }
 
-           if (address && (!match || match.isFallback())) {
-             match = address;
-           }
+           if (val === '') return [];
+           var cardinal = {
+             north: 0,
+             n: 0,
+             northnortheast: 22,
+             nne: 22,
+             northeast: 45,
+             ne: 45,
+             eastnortheast: 67,
+             ene: 67,
+             east: 90,
+             e: 90,
+             eastsoutheast: 112,
+             ese: 112,
+             southeast: 135,
+             se: 135,
+             southsoutheast: 157,
+             sse: 157,
+             south: 180,
+             s: 180,
+             southsouthwest: 202,
+             ssw: 202,
+             southwest: 225,
+             sw: 225,
+             westsouthwest: 247,
+             wsw: 247,
+             west: 270,
+             w: 270,
+             westnorthwest: 292,
+             wnw: 292,
+             northwest: 315,
+             nw: 315,
+             northnorthwest: 337,
+             nnw: 337
+           };
+           var values = val.split(';');
+           var results = [];
+           values.forEach(function (v) {
+             // swap cardinal for numeric directions
+             if (cardinal[v] !== undefined) {
+               v = cardinal[v];
+             } // numeric direction - just add to results
 
-           return match || _this.fallback(geometry);
-         };
 
-         _this.allowsVertex = function (entity, resolver) {
-           if (entity.type !== 'node') return false;
-           if (Object.keys(entity.tags).length === 0) return true;
-           return resolver["transient"](entity, 'vertexMatch', function () {
-             // address lines allow vertices to act as standalone points
-             if (entity.isOnAddressLine(resolver)) return true;
-             var geometries = osmNodeGeometriesForTags(entity.tags);
-             if (geometries.vertex) return true;
-             if (geometries.point) return false; // allow vertices for unspecified points
+             if (v !== '' && !isNaN(+v)) {
+               results.push(+v);
+               return;
+             } // string direction - inspect parent ways
 
-             return true;
+
+             var lookBackward = this.tags['traffic_sign:backward'] || v === 'backward' || v === 'both' || v === 'all';
+             var lookForward = this.tags['traffic_sign:forward'] || v === 'forward' || v === 'both' || v === 'all';
+             if (!lookForward && !lookBackward) return;
+             var nodeIds = {};
+             resolver.parentWays(this).forEach(function (parent) {
+               var nodes = parent.nodes;
+
+               for (i = 0; i < nodes.length; i++) {
+                 if (nodes[i] === this.id) {
+                   // match current entity
+                   if (lookForward && i > 0) {
+                     nodeIds[nodes[i - 1]] = true; // look back to prev node
+                   }
+
+                   if (lookBackward && i < nodes.length - 1) {
+                     nodeIds[nodes[i + 1]] = true; // look ahead to next node
+                   }
+                 }
+               }
+             }, this);
+             Object.keys(nodeIds).forEach(function (nodeId) {
+               // +90 because geoAngle returns angle from X axis, not Y (north)
+               results.push(geoAngle(this, resolver.entity(nodeId), projection) * (180 / Math.PI) + 90);
+             }, this);
+           }, this);
+           return utilArrayUniq(results);
+         },
+         isCrossing: function isCrossing() {
+           return this.tags.highway === 'crossing' || this.tags.railway && this.tags.railway.indexOf('crossing') !== -1;
+         },
+         isEndpoint: function isEndpoint(resolver) {
+           return resolver["transient"](this, 'isEndpoint', function () {
+             var id = this.id;
+             return resolver.parentWays(this).filter(function (parent) {
+               return !parent.isClosed() && !!parent.affix(id);
+             }).length > 0;
            });
-         }; // Because of the open nature of tagging, iD will never have a complete
-         // list of tags used in OSM, so we want it to have logic like "assume
-         // that a closed way with an amenity tag is an area, unless the amenity
-         // is one of these specific types". This function computes a structure
-         // that allows testing of such conditions, based on the presets designated
-         // as as supporting (or not supporting) the area geometry.
-         //
-         // The returned object L is a keeplist/discardlist of tags. A closed way
-         // with a tag (k, v) is considered to be an area if `k in L && !(v in L[k])`
-         // (see `Way#isArea()`). In other words, the keys of L form the keeplist,
-         // and the subkeys form the discardlist.
+         },
+         isConnected: function isConnected(resolver) {
+           return resolver["transient"](this, 'isConnected', function () {
+             var parents = resolver.parentWays(this);
 
+             if (parents.length > 1) {
+               // vertex is connected to multiple parent ways
+               for (var i in parents) {
+                 if (parents[i].geometry(resolver) === 'line' && parents[i].hasInterestingTags()) return true;
+               }
+             } else if (parents.length === 1) {
+               var way = parents[0];
+               var nodes = way.nodes.slice();
 
-         _this.areaKeys = function () {
-           // The ignore list is for keys that imply lines. (We always add `area=yes` for exceptions)
-           var ignore = ['barrier', 'highway', 'footway', 'railway', 'junction', 'type'];
-           var areaKeys = {}; // ignore name-suggestion-index and deprecated presets
+               if (way.isClosed()) {
+                 nodes.pop();
+               } // ignore connecting node if closed
+               // return true if vertex appears multiple times (way is self intersecting)
 
-           var presets = _this.collection.filter(function (p) {
-             return !p.suggestion && !p.replacement;
-           }); // keeplist
 
+               return nodes.indexOf(this.id) !== nodes.lastIndexOf(this.id);
+             }
 
-           presets.forEach(function (p) {
-             var keys = p.tags && Object.keys(p.tags);
-             var key = keys && keys.length && keys[0]; // pick the first tag
+             return false;
+           });
+         },
+         parentIntersectionWays: function parentIntersectionWays(resolver) {
+           return resolver["transient"](this, 'parentIntersectionWays', function () {
+             return resolver.parentWays(this).filter(function (parent) {
+               return (parent.tags.highway || parent.tags.waterway || parent.tags.railway || parent.tags.aeroway) && parent.geometry(resolver) === 'line';
+             });
+           });
+         },
+         isIntersection: function isIntersection(resolver) {
+           return this.parentIntersectionWays(resolver).length > 1;
+         },
+         isHighwayIntersection: function isHighwayIntersection(resolver) {
+           return resolver["transient"](this, 'isHighwayIntersection', function () {
+             return resolver.parentWays(this).filter(function (parent) {
+               return parent.tags.highway && parent.geometry(resolver) === 'line';
+             }).length > 1;
+           });
+         },
+         isOnAddressLine: function isOnAddressLine(resolver) {
+           return resolver["transient"](this, 'isOnAddressLine', function () {
+             return resolver.parentWays(this).filter(function (parent) {
+               return parent.tags.hasOwnProperty('addr:interpolation') && parent.geometry(resolver) === 'line';
+             }).length > 0;
+           });
+         },
+         asJXON: function asJXON(changeset_id) {
+           var r = {
+             node: {
+               '@id': this.osmId(),
+               '@lon': this.loc[0],
+               '@lat': this.loc[1],
+               '@version': this.version || 0,
+               tag: Object.keys(this.tags).map(function (k) {
+                 return {
+                   keyAttributes: {
+                     k: k,
+                     v: this.tags[k]
+                   }
+                 };
+               }, this)
+             }
+           };
+           if (changeset_id) r.node['@changeset'] = changeset_id;
+           return r;
+         },
+         asGeoJSON: function asGeoJSON() {
+           return {
+             type: 'Point',
+             coordinates: this.loc
+           };
+         }
+       });
+
+       function actionCircularize(wayId, projection, maxAngle) {
+         maxAngle = (maxAngle || 20) * Math.PI / 180;
+
+         var action = function action(graph, t) {
+           if (t === null || !isFinite(t)) t = 1;
+           t = Math.min(Math.max(+t, 0), 1);
+           var way = graph.entity(wayId);
+           var origNodes = {};
+           graph.childNodes(way).forEach(function (node) {
+             if (!origNodes[node.id]) origNodes[node.id] = node;
+           });
+
+           if (!way.isConvex(graph)) {
+             graph = action.makeConvex(graph);
+           }
+
+           var nodes = utilArrayUniq(graph.childNodes(way));
+           var keyNodes = nodes.filter(function (n) {
+             return graph.parentWays(n).length !== 1;
+           });
+           var points = nodes.map(function (n) {
+             return projection(n.loc);
+           });
+           var keyPoints = keyNodes.map(function (n) {
+             return projection(n.loc);
+           });
+           var centroid = points.length === 2 ? geoVecInterp(points[0], points[1], 0.5) : d3_polygonCentroid(points);
+           var radius = d3_median(points, function (p) {
+             return geoVecLength(centroid, p);
+           });
+           var sign = d3_polygonArea(points) > 0 ? 1 : -1;
+           var ids, i, j, k; // we need at least two key nodes for the algorithm to work
 
-             if (!key) return;
-             if (ignore.indexOf(key) !== -1) return;
+           if (!keyNodes.length) {
+             keyNodes = [nodes[0]];
+             keyPoints = [points[0]];
+           }
 
-             if (p.geometry.indexOf('area') !== -1) {
-               // probably an area..
-               areaKeys[key] = areaKeys[key] || {};
-             }
-           }); // discardlist
+           if (keyNodes.length === 1) {
+             var index = nodes.indexOf(keyNodes[0]);
+             var oppositeIndex = Math.floor((index + nodes.length / 2) % nodes.length);
+             keyNodes.push(nodes[oppositeIndex]);
+             keyPoints.push(points[oppositeIndex]);
+           } // key points and nodes are those connected to the ways,
+           // they are projected onto the circle, in between nodes are moved
+           // to constant intervals between key nodes, extra in between nodes are
+           // added if necessary.
 
-           presets.forEach(function (p) {
-             var key;
 
-             for (key in p.addTags) {
-               // examine all addTags to get a better sense of what can be tagged on lines - #6800
-               var value = p.addTags[key];
+           for (i = 0; i < keyPoints.length; i++) {
+             var nextKeyNodeIndex = (i + 1) % keyNodes.length;
+             var startNode = keyNodes[i];
+             var endNode = keyNodes[nextKeyNodeIndex];
+             var startNodeIndex = nodes.indexOf(startNode);
+             var endNodeIndex = nodes.indexOf(endNode);
+             var numberNewPoints = -1;
+             var indexRange = endNodeIndex - startNodeIndex;
+             var nearNodes = {};
+             var inBetweenNodes = [];
+             var startAngle, endAngle, totalAngle, eachAngle;
+             var angle, loc, node, origNode;
 
-               if (key in areaKeys && // probably an area...
-               p.geometry.indexOf('line') !== -1 && // but sometimes a line
-               value !== '*') {
-                 areaKeys[key][value] = true;
-               }
-             }
-           });
-           return areaKeys;
-         };
+             if (indexRange < 0) {
+               indexRange += nodes.length;
+             } // position this key node
 
-         _this.pointTags = function () {
-           return _this.collection.reduce(function (pointTags, d) {
-             // ignore name-suggestion-index, deprecated, and generic presets
-             if (d.suggestion || d.replacement || d.searchable === false) return pointTags; // only care about the primary tag
 
-             var keys = d.tags && Object.keys(d.tags);
-             var key = keys && keys.length && keys[0]; // pick the first tag
+             var distance = geoVecLength(centroid, keyPoints[i]) || 1e-4;
+             keyPoints[i] = [centroid[0] + (keyPoints[i][0] - centroid[0]) / distance * radius, centroid[1] + (keyPoints[i][1] - centroid[1]) / distance * radius];
+             loc = projection.invert(keyPoints[i]);
+             node = keyNodes[i];
+             origNode = origNodes[node.id];
+             node = node.move(geoVecInterp(origNode.loc, loc, t));
+             graph = graph.replace(node); // figure out the between delta angle we want to match to
 
-             if (!key) return pointTags; // if this can be a point
+             startAngle = Math.atan2(keyPoints[i][1] - centroid[1], keyPoints[i][0] - centroid[0]);
+             endAngle = Math.atan2(keyPoints[nextKeyNodeIndex][1] - centroid[1], keyPoints[nextKeyNodeIndex][0] - centroid[0]);
+             totalAngle = endAngle - startAngle; // detects looping around -pi/pi
 
-             if (d.geometry.indexOf('point') !== -1) {
-               pointTags[key] = pointTags[key] || {};
-               pointTags[key][d.tags[key]] = true;
+             if (totalAngle * sign > 0) {
+               totalAngle = -sign * (2 * Math.PI - Math.abs(totalAngle));
              }
 
-             return pointTags;
-           }, {});
-         };
-
-         _this.vertexTags = function () {
-           return _this.collection.reduce(function (vertexTags, d) {
-             // ignore name-suggestion-index, deprecated, and generic presets
-             if (d.suggestion || d.replacement || d.searchable === false) return vertexTags; // only care about the primary tag
+             do {
+               numberNewPoints++;
+               eachAngle = totalAngle / (indexRange + numberNewPoints);
+             } while (Math.abs(eachAngle) > maxAngle); // move existing nodes
 
-             var keys = d.tags && Object.keys(d.tags);
-             var key = keys && keys.length && keys[0]; // pick the first tag
 
-             if (!key) return vertexTags; // if this can be a vertex
+             for (j = 1; j < indexRange; j++) {
+               angle = startAngle + j * eachAngle;
+               loc = projection.invert([centroid[0] + Math.cos(angle) * radius, centroid[1] + Math.sin(angle) * radius]);
+               node = nodes[(j + startNodeIndex) % nodes.length];
+               origNode = origNodes[node.id];
+               nearNodes[node.id] = angle;
+               node = node.move(geoVecInterp(origNode.loc, loc, t));
+               graph = graph.replace(node);
+             } // add new in between nodes if necessary
 
-             if (d.geometry.indexOf('vertex') !== -1) {
-               vertexTags[key] = vertexTags[key] || {};
-               vertexTags[key][d.tags[key]] = true;
-             }
 
-             return vertexTags;
-           }, {});
-         };
+             for (j = 0; j < numberNewPoints; j++) {
+               angle = startAngle + (indexRange + j) * eachAngle;
+               loc = projection.invert([centroid[0] + Math.cos(angle) * radius, centroid[1] + Math.sin(angle) * radius]); // choose a nearnode to use as the original
 
-         _this.field = function (id) {
-           return _fields[id];
-         };
+               var min = Infinity;
 
-         _this.universal = function () {
-           return _universal;
-         };
+               for (var nodeId in nearNodes) {
+                 var nearAngle = nearNodes[nodeId];
+                 var dist = Math.abs(nearAngle - angle);
 
-         _this.defaults = function (geometry, n, startWithRecents) {
-           var recents = [];
+                 if (dist < min) {
+                   min = dist;
+                   origNode = origNodes[nodeId];
+                 }
+               }
 
-           if (startWithRecents) {
-             recents = _this.recent().matchGeometry(geometry).collection.slice(0, 4);
-           }
+               node = osmNode({
+                 loc: geoVecInterp(origNode.loc, loc, t)
+               });
+               graph = graph.replace(node);
+               nodes.splice(endNodeIndex + j, 0, node);
+               inBetweenNodes.push(node.id);
+             } // Check for other ways that share these keyNodes..
+             // If keyNodes are adjacent in both ways,
+             // we can add inBetweenNodes to that shared way too..
 
-           var defaults;
 
-           if (_addablePresetIDs) {
-             defaults = Array.from(_addablePresetIDs).map(function (id) {
-               var preset = _this.item(id);
+             if (indexRange === 1 && inBetweenNodes.length) {
+               var startIndex1 = way.nodes.lastIndexOf(startNode.id);
+               var endIndex1 = way.nodes.lastIndexOf(endNode.id);
+               var wayDirection1 = endIndex1 - startIndex1;
 
-               if (preset && preset.matchGeometry(geometry)) return preset;
-               return null;
-             }).filter(Boolean);
-           } else {
-             defaults = _defaults[geometry].collection.concat(_this.fallback(geometry));
-           }
+               if (wayDirection1 < -1) {
+                 wayDirection1 = 1;
+               }
 
-           return presetCollection(utilArrayUniq(recents.concat(defaults)).slice(0, n - 1));
-         }; // pass a Set of addable preset ids
+               var parentWays = graph.parentWays(keyNodes[i]);
 
+               for (j = 0; j < parentWays.length; j++) {
+                 var sharedWay = parentWays[j];
+                 if (sharedWay === way) continue;
 
-         _this.addablePresetIDs = function (val) {
-           if (!arguments.length) return _addablePresetIDs; // accept and convert arrays
+                 if (sharedWay.areAdjacent(startNode.id, endNode.id)) {
+                   var startIndex2 = sharedWay.nodes.lastIndexOf(startNode.id);
+                   var endIndex2 = sharedWay.nodes.lastIndexOf(endNode.id);
+                   var wayDirection2 = endIndex2 - startIndex2;
+                   var insertAt = endIndex2;
 
-           if (Array.isArray(val)) val = new Set(val);
-           _addablePresetIDs = val;
+                   if (wayDirection2 < -1) {
+                     wayDirection2 = 1;
+                   }
 
-           if (_addablePresetIDs) {
-             // reset all presets
-             _this.collection.forEach(function (p) {
-               // categories aren't addable
-               if (p.addable) p.addable(_addablePresetIDs.has(p.id));
-             });
-           } else {
-             _this.collection.forEach(function (p) {
-               if (p.addable) p.addable(true);
-             });
-           }
+                   if (wayDirection1 !== wayDirection2) {
+                     inBetweenNodes.reverse();
+                     insertAt = startIndex2;
+                   }
 
-           return _this;
-         };
+                   for (k = 0; k < inBetweenNodes.length; k++) {
+                     sharedWay = sharedWay.addNode(inBetweenNodes[k], insertAt + k);
+                   }
 
-         _this.recent = function () {
-           return presetCollection(utilArrayUniq(_this.getRecents().map(function (d) {
-             return d.preset;
-           })));
-         };
+                   graph = graph.replace(sharedWay);
+                 }
+               }
+             }
+           } // update the way to have all the new nodes
 
-         function RibbonItem(preset, source) {
-           var item = {};
-           item.preset = preset;
-           item.source = source;
 
-           item.isFavorite = function () {
-             return item.source === 'favorite';
-           };
+           ids = nodes.map(function (n) {
+             return n.id;
+           });
+           ids.push(ids[0]);
+           way = way.update({
+             nodes: ids
+           });
+           graph = graph.replace(way);
+           return graph;
+         };
 
-           item.isRecent = function () {
-             return item.source === 'recent';
-           };
+         action.makeConvex = function (graph) {
+           var way = graph.entity(wayId);
+           var nodes = utilArrayUniq(graph.childNodes(way));
+           var points = nodes.map(function (n) {
+             return projection(n.loc);
+           });
+           var sign = d3_polygonArea(points) > 0 ? 1 : -1;
+           var hull = d3_polygonHull(points);
+           var i, j; // D3 convex hulls go counterclockwise..
 
-           item.matches = function (preset) {
-             return item.preset.id === preset.id;
-           };
+           if (sign === -1) {
+             nodes.reverse();
+             points.reverse();
+           }
 
-           item.minified = function () {
-             return {
-               pID: item.preset.id
-             };
-           };
+           for (i = 0; i < hull.length - 1; i++) {
+             var startIndex = points.indexOf(hull[i]);
+             var endIndex = points.indexOf(hull[i + 1]);
+             var indexRange = endIndex - startIndex;
 
-           return item;
-         }
+             if (indexRange < 0) {
+               indexRange += nodes.length;
+             } // move interior nodes to the surface of the convex hull..
 
-         function ribbonItemForMinified(d, source) {
-           if (d && d.pID) {
-             var preset = _this.item(d.pID);
 
-             if (!preset) return null;
-             return RibbonItem(preset, source);
+             for (j = 1; j < indexRange; j++) {
+               var point = geoVecInterp(hull[i], hull[i + 1], j / indexRange);
+               var node = nodes[(j + startIndex) % nodes.length].move(projection.invert(point));
+               graph = graph.replace(node);
+             }
            }
 
-           return null;
-         }
-
-         _this.getGenericRibbonItems = function () {
-           return ['point', 'line', 'area'].map(function (id) {
-             return RibbonItem(_this.item(id), 'generic');
-           });
+           return graph;
          };
 
-         _this.getAddable = function () {
-           if (!_addablePresetIDs) return [];
-           return _addablePresetIDs.map(function (id) {
-             var preset = _this.item(id);
+         action.disabled = function (graph) {
+           if (!graph.entity(wayId).isClosed()) {
+             return 'not_closed';
+           } //disable when already circular
 
-             if (preset) return RibbonItem(preset, 'addable');
-             return null;
-           }).filter(Boolean);
-         };
 
-         function setRecents(items) {
-           _recents = items;
-           var minifiedItems = items.map(function (d) {
-             return d.minified();
+           var way = graph.entity(wayId);
+           var nodes = utilArrayUniq(graph.childNodes(way));
+           var points = nodes.map(function (n) {
+             return projection(n.loc);
            });
-           corePreferences('preset_recents', JSON.stringify(minifiedItems));
-           dispatch$1.call('recentsChange');
-         }
+           var hull = d3_polygonHull(points);
+           var epsilonAngle = Math.PI / 180;
 
-         _this.getRecents = function () {
-           if (!_recents) {
-             // fetch from local storage
-             _recents = (JSON.parse(corePreferences('preset_recents')) || []).reduce(function (acc, d) {
-               var item = ribbonItemForMinified(d, 'recent');
-               if (item && item.preset.addable()) acc.push(item);
-               return acc;
-             }, []);
+           if (hull.length !== points.length || hull.length < 3) {
+             return false;
            }
 
-           return _recents;
-         };
-
-         _this.addRecent = function (preset, besidePreset, after) {
-           var recents = _this.getRecents();
+           var centroid = d3_polygonCentroid(points);
+           var radius = geoVecLengthSquare(centroid, points[0]);
+           var i, actualPoint; // compare distances between centroid and points
 
-           var beforeItem = _this.recentMatching(besidePreset);
+           for (i = 0; i < hull.length; i++) {
+             actualPoint = hull[i];
+             var actualDist = geoVecLengthSquare(actualPoint, centroid);
+             var diff = Math.abs(actualDist - radius); //compare distances with epsilon-error (5%)
 
-           var toIndex = recents.indexOf(beforeItem);
-           if (after) toIndex += 1;
-           var newItem = RibbonItem(preset, 'recent');
-           recents.splice(toIndex, 0, newItem);
-           setRecents(recents);
-         };
+             if (diff > 0.05 * radius) {
+               return false;
+             }
+           } //check if central angles are smaller than maxAngle
 
-         _this.removeRecent = function (preset) {
-           var item = _this.recentMatching(preset);
 
-           if (item) {
-             var items = _this.getRecents();
+           for (i = 0; i < hull.length; i++) {
+             actualPoint = hull[i];
+             var nextPoint = hull[(i + 1) % hull.length];
+             var startAngle = Math.atan2(actualPoint[1] - centroid[1], actualPoint[0] - centroid[0]);
+             var endAngle = Math.atan2(nextPoint[1] - centroid[1], nextPoint[0] - centroid[0]);
+             var angle = endAngle - startAngle;
 
-             items.splice(items.indexOf(item), 1);
-             setRecents(items);
-           }
-         };
+             if (angle < 0) {
+               angle = -angle;
+             }
 
-         _this.recentMatching = function (preset) {
-           var items = _this.getRecents();
+             if (angle > Math.PI) {
+               angle = 2 * Math.PI - angle;
+             }
 
-           for (var i in items) {
-             if (items[i].matches(preset)) {
-               return items[i];
+             if (angle > maxAngle + epsilonAngle) {
+               return false;
              }
            }
 
-           return null;
+           return 'already_circular';
          };
 
-         _this.moveItem = function (items, fromIndex, toIndex) {
-           if (fromIndex === toIndex || fromIndex < 0 || toIndex < 0 || fromIndex >= items.length || toIndex >= items.length) return null;
-           items.splice(toIndex, 0, items.splice(fromIndex, 1)[0]);
-           return items;
-         };
+         action.transitionable = true;
+         return action;
+       }
 
-         _this.moveRecent = function (item, beforeItem) {
-           var recents = _this.getRecents();
+       function actionDeleteWay(wayID) {
+         function canDeleteNode(node, graph) {
+           // don't delete nodes still attached to ways or relations
+           if (graph.parentWays(node).length || graph.parentRelations(node).length) return false;
+           var geometries = osmNodeGeometriesForTags(node.tags); // don't delete if this node can be a standalone point
 
-           var fromIndex = recents.indexOf(item);
-           var toIndex = recents.indexOf(beforeItem);
+           if (geometries.point) return false; // delete if this node only be a vertex
 
-           var items = _this.moveItem(recents, fromIndex, toIndex);
+           if (geometries.vertex) return true; // iD doesn't know if this should be a point or vertex,
+           // so only delete if there are no interesting tags
 
-           if (items) setRecents(items);
-         };
+           return !node.hasInterestingTags();
+         }
 
-         _this.setMostRecent = function (preset) {
-           if (preset.searchable === false) return;
+         var action = function action(graph) {
+           var way = graph.entity(wayID);
+           graph.parentRelations(way).forEach(function (parent) {
+             parent = parent.removeMembersWithID(wayID);
+             graph = graph.replace(parent);
 
-           var items = _this.getRecents();
+             if (parent.isDegenerate()) {
+               graph = actionDeleteRelation(parent.id)(graph);
+             }
+           });
+           new Set(way.nodes).forEach(function (nodeID) {
+             graph = graph.replace(way.removeNode(nodeID));
+             var node = graph.entity(nodeID);
 
-           var item = _this.recentMatching(preset);
+             if (canDeleteNode(node, graph)) {
+               graph = graph.remove(node);
+             }
+           });
+           return graph.remove(way);
+         };
 
-           if (item) {
-             items.splice(items.indexOf(item), 1);
-           } else {
-             item = RibbonItem(preset, 'recent');
-           } // remove the last recent (first in, first out)
+         return action;
+       }
 
+       function actionDeleteMultiple(ids) {
+         var actions = {
+           way: actionDeleteWay,
+           node: actionDeleteNode,
+           relation: actionDeleteRelation
+         };
 
-           while (items.length >= MAXRECENTS) {
-             items.pop();
-           } // prepend array
+         var action = function action(graph) {
+           ids.forEach(function (id) {
+             if (graph.hasEntity(id)) {
+               // It may have been deleted already.
+               graph = actions[graph.entity(id).type](id)(graph);
+             }
+           });
+           return graph;
+         };
 
+         return action;
+       }
 
-           items.unshift(item);
-           setRecents(items);
-         };
+       function actionDeleteRelation(relationID, allowUntaggedMembers) {
+         function canDeleteEntity(entity, graph) {
+           return !graph.parentWays(entity).length && !graph.parentRelations(entity).length && !entity.hasInterestingTags() && !allowUntaggedMembers;
+         }
 
-         function setFavorites(items) {
-           _favorites = items;
-           var minifiedItems = items.map(function (d) {
-             return d.minified();
+         var action = function action(graph) {
+           var relation = graph.entity(relationID);
+           graph.parentRelations(relation).forEach(function (parent) {
+             parent = parent.removeMembersWithID(relationID);
+             graph = graph.replace(parent);
+
+             if (parent.isDegenerate()) {
+               graph = actionDeleteRelation(parent.id)(graph);
+             }
            });
-           corePreferences('preset_favorites', JSON.stringify(minifiedItems)); // call update
+           var memberIDs = utilArrayUniq(relation.members.map(function (m) {
+             return m.id;
+           }));
+           memberIDs.forEach(function (memberID) {
+             graph = graph.replace(relation.removeMembersWithID(memberID));
+             var entity = graph.entity(memberID);
 
-           dispatch$1.call('favoritePreset');
-         }
+             if (canDeleteEntity(entity, graph)) {
+               graph = actionDeleteMultiple([memberID])(graph);
+             }
+           });
+           return graph.remove(relation);
+         };
 
-         _this.addFavorite = function (preset, besidePreset, after) {
-           var favorites = _this.getFavorites();
+         return action;
+       }
 
-           var beforeItem = _this.favoriteMatching(besidePreset);
+       function actionDeleteNode(nodeId) {
+         var action = function action(graph) {
+           var node = graph.entity(nodeId);
+           graph.parentWays(node).forEach(function (parent) {
+             parent = parent.removeNode(nodeId);
+             graph = graph.replace(parent);
 
-           var toIndex = favorites.indexOf(beforeItem);
-           if (after) toIndex += 1;
-           var newItem = RibbonItem(preset, 'favorite');
-           favorites.splice(toIndex, 0, newItem);
-           setFavorites(favorites);
+             if (parent.isDegenerate()) {
+               graph = actionDeleteWay(parent.id)(graph);
+             }
+           });
+           graph.parentRelations(node).forEach(function (parent) {
+             parent = parent.removeMembersWithID(nodeId);
+             graph = graph.replace(parent);
+
+             if (parent.isDegenerate()) {
+               graph = actionDeleteRelation(parent.id)(graph);
+             }
+           });
+           return graph.remove(node);
          };
 
-         _this.toggleFavorite = function (preset) {
-           var favs = _this.getFavorites();
+         return action;
+       }
 
-           var favorite = _this.favoriteMatching(preset);
+       //
+       // First choose a node to be the survivor, with preference given
+       // to the oldest existing (not new) and "interesting" node.
+       //
+       // Tags and relation memberships of of non-surviving nodes are merged
+       // to the survivor.
+       //
+       // This is the inverse of `iD.actionDisconnect`.
+       //
+       // Reference:
+       //   https://github.com/openstreetmap/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/MergeNodesAction.as
+       //   https://github.com/openstreetmap/josm/blob/mirror/src/org/openstreetmap/josm/actions/MergeNodesAction.java
+       //
+
+       function actionConnect(nodeIDs) {
+         var action = function action(graph) {
+           var survivor;
+           var node;
+           var parents;
+           var i, j; // Select the node with the ID passed as parameter if it is in the list,
+           // otherwise select the node with the oldest ID as the survivor, or the
+           // last one if there are only new nodes.
 
-           if (favorite) {
-             favs.splice(favs.indexOf(favorite), 1);
-           } else {
-             // only allow 10 favorites
-             if (favs.length === 10) {
-               // remove the last favorite (last in, first out)
-               favs.pop();
-             } // append array
+           nodeIDs.reverse();
+           var interestingIDs = [];
 
+           for (i = 0; i < nodeIDs.length; i++) {
+             node = graph.entity(nodeIDs[i]);
 
-             favs.push(RibbonItem(preset, 'favorite'));
+             if (node.hasInterestingTags()) {
+               if (!node.isNew()) {
+                 interestingIDs.push(node.id);
+               }
+             }
            }
 
-           setFavorites(favs);
-         };
-
-         _this.removeFavorite = function (preset) {
-           var item = _this.favoriteMatching(preset);
+           survivor = graph.entity(utilOldestID(interestingIDs.length > 0 ? interestingIDs : nodeIDs)); // Replace all non-surviving nodes with the survivor and merge tags.
 
-           if (item) {
-             var items = _this.getFavorites();
+           for (i = 0; i < nodeIDs.length; i++) {
+             node = graph.entity(nodeIDs[i]);
+             if (node.id === survivor.id) continue;
+             parents = graph.parentWays(node);
 
-             items.splice(items.indexOf(item), 1);
-             setFavorites(items);
-           }
-         };
+             for (j = 0; j < parents.length; j++) {
+               graph = graph.replace(parents[j].replaceNode(node.id, survivor.id));
+             }
 
-         _this.getFavorites = function () {
-           if (!_favorites) {
-             // fetch from local storage
-             var rawFavorites = JSON.parse(corePreferences('preset_favorites'));
+             parents = graph.parentRelations(node);
 
-             if (!rawFavorites) {
-               rawFavorites = [];
-               corePreferences('preset_favorites', JSON.stringify(rawFavorites));
+             for (j = 0; j < parents.length; j++) {
+               graph = graph.replace(parents[j].replaceMember(node, survivor));
              }
 
-             _favorites = rawFavorites.reduce(function (output, d) {
-               var item = ribbonItemForMinified(d, 'favorite');
-               if (item && item.preset.addable()) output.push(item);
-               return output;
-             }, []);
+             survivor = survivor.mergeTags(node.tags);
+             graph = actionDeleteNode(node.id)(graph);
            }
 
-           return _favorites;
-         };
+           graph = graph.replace(survivor); // find and delete any degenerate ways created by connecting adjacent vertices
 
-         _this.favoriteMatching = function (preset) {
-           var favs = _this.getFavorites();
+           parents = graph.parentWays(survivor);
 
-           for (var index in favs) {
-             if (favs[index].matches(preset)) {
-               return favs[index];
+           for (i = 0; i < parents.length; i++) {
+             if (parents[i].isDegenerate()) {
+               graph = actionDeleteWay(parents[i].id)(graph);
              }
            }
 
-           return null;
+           return graph;
          };
 
-         return utilRebind(_this, dispatch$1, 'on');
-       }
+         action.disabled = function (graph) {
+           var seen = {};
+           var restrictionIDs = [];
+           var survivor;
+           var node, way;
+           var relations, relation, role;
+           var i, j, k; // Select the node with the oldest ID as the survivor.
 
-       function utilTagText(entity) {
-         var obj = entity && entity.tags || {};
-         return Object.keys(obj).map(function (k) {
-           return k + '=' + obj[k];
-         }).join(', ');
-       }
-       function utilTotalExtent(array, graph) {
-         var extent = geoExtent();
-         var val, entity;
+           survivor = graph.entity(utilOldestID(nodeIDs)); // 1. disable if the nodes being connected have conflicting relation roles
 
-         for (var i = 0; i < array.length; i++) {
-           val = array[i];
-           entity = typeof val === 'string' ? graph.hasEntity(val) : val;
+           for (i = 0; i < nodeIDs.length; i++) {
+             node = graph.entity(nodeIDs[i]);
+             relations = graph.parentRelations(node);
 
-           if (entity) {
-             extent._extend(entity.extent(graph));
-           }
-         }
+             for (j = 0; j < relations.length; j++) {
+               relation = relations[j];
+               role = relation.memberById(node.id).role || ''; // if this node is a via node in a restriction, remember for later
 
-         return extent;
-       }
-       function utilTagDiff(oldTags, newTags) {
-         var tagDiff = [];
-         var keys = utilArrayUnion(Object.keys(oldTags), Object.keys(newTags)).sort();
-         keys.forEach(function (k) {
-           var oldVal = oldTags[k];
-           var newVal = newTags[k];
+               if (relation.hasFromViaTo()) {
+                 restrictionIDs.push(relation.id);
+               }
 
-           if ((oldVal || oldVal === '') && (newVal === undefined || newVal !== oldVal)) {
-             tagDiff.push({
-               type: '-',
-               key: k,
-               oldVal: oldVal,
-               newVal: newVal,
-               display: '- ' + k + '=' + oldVal
-             });
-           }
+               if (seen[relation.id] !== undefined && seen[relation.id] !== role) {
+                 return 'relation';
+               } else {
+                 seen[relation.id] = role;
+               }
+             }
+           } // gather restrictions for parent ways
 
-           if ((newVal || newVal === '') && (oldVal === undefined || newVal !== oldVal)) {
-             tagDiff.push({
-               type: '+',
-               key: k,
-               oldVal: oldVal,
-               newVal: newVal,
-               display: '+ ' + k + '=' + newVal
-             });
-           }
-         });
-         return tagDiff;
-       }
-       function utilEntitySelector(ids) {
-         return ids.length ? '.' + ids.join(',.') : 'nothing';
-       } // returns an selector to select entity ids for:
-       //  - entityIDs passed in
-       //  - shallow descendant entityIDs for any of those entities that are relations
 
-       function utilEntityOrMemberSelector(ids, graph) {
-         var seen = new Set(ids);
-         ids.forEach(collectShallowDescendants);
-         return utilEntitySelector(Array.from(seen));
+           for (i = 0; i < nodeIDs.length; i++) {
+             node = graph.entity(nodeIDs[i]);
+             var parents = graph.parentWays(node);
 
-         function collectShallowDescendants(id) {
-           var entity = graph.hasEntity(id);
-           if (!entity || entity.type !== 'relation') return;
-           entity.members.map(function (member) {
-             return member.id;
-           }).forEach(function (id) {
-             seen.add(id);
-           });
-         }
-       } // returns an selector to select entity ids for:
-       //  - entityIDs passed in
-       //  - deep descendant entityIDs for any of those entities that are relations
+             for (j = 0; j < parents.length; j++) {
+               var parent = parents[j];
+               relations = graph.parentRelations(parent);
 
-       function utilEntityOrDeepMemberSelector(ids, graph) {
-         return utilEntitySelector(utilEntityAndDeepMemberIDs(ids, graph));
-       } // returns an selector to select entity ids for:
-       //  - entityIDs passed in
-       //  - deep descendant entityIDs for any of those entities that are relations
+               for (k = 0; k < relations.length; k++) {
+                 relation = relations[k];
 
-       function utilEntityAndDeepMemberIDs(ids, graph) {
-         var seen = new Set();
-         ids.forEach(collectDeepDescendants);
-         return Array.from(seen);
+                 if (relation.hasFromViaTo()) {
+                   restrictionIDs.push(relation.id);
+                 }
+               }
+             }
+           } // test restrictions
 
-         function collectDeepDescendants(id) {
-           if (seen.has(id)) return;
-           seen.add(id);
-           var entity = graph.hasEntity(id);
-           if (!entity || entity.type !== 'relation') return;
-           entity.members.map(function (member) {
-             return member.id;
-           }).forEach(collectDeepDescendants); // recurse
-         }
-       } // returns an selector to select entity ids for:
-       //  - deep descendant entityIDs for any of those entities that are relations
 
-       function utilDeepMemberSelector(ids, graph, skipMultipolgonMembers) {
-         var idsSet = new Set(ids);
-         var seen = new Set();
-         var returners = new Set();
-         ids.forEach(collectDeepDescendants);
-         return utilEntitySelector(Array.from(returners));
+           restrictionIDs = utilArrayUniq(restrictionIDs);
 
-         function collectDeepDescendants(id) {
-           if (seen.has(id)) return;
-           seen.add(id);
+           for (i = 0; i < restrictionIDs.length; i++) {
+             relation = graph.entity(restrictionIDs[i]);
+             if (!relation.isComplete(graph)) continue;
+             var memberWays = relation.members.filter(function (m) {
+               return m.type === 'way';
+             }).map(function (m) {
+               return graph.entity(m.id);
+             });
+             memberWays = utilArrayUniq(memberWays);
+             var f = relation.memberByRole('from');
+             var t = relation.memberByRole('to');
+             var isUturn = f.id === t.id; // 2a. disable if connection would damage a restriction
+             // (a key node is a node at the junction of ways)
 
-           if (!idsSet.has(id)) {
-             returners.add(id);
-           }
+             var nodes = {
+               from: [],
+               via: [],
+               to: [],
+               keyfrom: [],
+               keyto: []
+             };
 
-           var entity = graph.hasEntity(id);
-           if (!entity || entity.type !== 'relation') return;
-           if (skipMultipolgonMembers && entity.isMultipolygon()) return;
-           entity.members.map(function (member) {
-             return member.id;
-           }).forEach(collectDeepDescendants); // recurse
-         }
-       } // Adds or removes highlight styling for the specified entities
+             for (j = 0; j < relation.members.length; j++) {
+               collectNodes(relation.members[j], nodes);
+             }
 
-       function utilHighlightEntities(ids, highlighted, context) {
-         context.surface().selectAll(utilEntityOrDeepMemberSelector(ids, context.graph())).classed('highlighted', highlighted);
-       } // returns an Array that is the union of:
-       //  - nodes for any nodeIDs passed in
-       //  - child nodes of any wayIDs passed in
-       //  - descendant member and child nodes of relationIDs passed in
+             nodes.keyfrom = utilArrayUniq(nodes.keyfrom.filter(hasDuplicates));
+             nodes.keyto = utilArrayUniq(nodes.keyto.filter(hasDuplicates));
+             var filter = keyNodeFilter(nodes.keyfrom, nodes.keyto);
+             nodes.from = nodes.from.filter(filter);
+             nodes.via = nodes.via.filter(filter);
+             nodes.to = nodes.to.filter(filter);
+             var connectFrom = false;
+             var connectVia = false;
+             var connectTo = false;
+             var connectKeyFrom = false;
+             var connectKeyTo = false;
 
-       function utilGetAllNodes(ids, graph) {
-         var seen = new Set();
-         var nodes = new Set();
-         ids.forEach(collectNodes);
-         return Array.from(nodes);
+             for (j = 0; j < nodeIDs.length; j++) {
+               var n = nodeIDs[j];
 
-         function collectNodes(id) {
-           if (seen.has(id)) return;
-           seen.add(id);
-           var entity = graph.hasEntity(id);
-           if (!entity) return;
+               if (nodes.from.indexOf(n) !== -1) {
+                 connectFrom = true;
+               }
 
-           if (entity.type === 'node') {
-             nodes.add(entity);
-           } else if (entity.type === 'way') {
-             entity.nodes.forEach(collectNodes);
-           } else {
-             entity.members.map(function (member) {
-               return member.id;
-             }).forEach(collectNodes); // recurse
-           }
-         }
-       }
-       function utilDisplayName(entity) {
-         var localizedNameKey = 'name:' + _mainLocalizer.languageCode().toLowerCase();
-         var name = entity.tags[localizedNameKey] || entity.tags.name || '';
-         var network = entity.tags.cycle_network || entity.tags.network;
+               if (nodes.via.indexOf(n) !== -1) {
+                 connectVia = true;
+               }
 
-         if (!name && entity.tags.ref) {
-           name = entity.tags.ref;
+               if (nodes.to.indexOf(n) !== -1) {
+                 connectTo = true;
+               }
 
-           if (network) {
-             name = network + ' ' + name;
-           }
-         }
+               if (nodes.keyfrom.indexOf(n) !== -1) {
+                 connectKeyFrom = true;
+               }
 
-         return name;
-       }
-       function utilDisplayNameForPath(entity) {
-         var name = utilDisplayName(entity);
-         var isFirefox = utilDetect().browser.toLowerCase().indexOf('firefox') > -1;
+               if (nodes.keyto.indexOf(n) !== -1) {
+                 connectKeyTo = true;
+               }
+             }
 
-         if (!isFirefox && name && rtlRegex.test(name)) {
-           name = fixRTLTextForSvg(name);
-         }
+             if (connectFrom && connectTo && !isUturn) {
+               return 'restriction';
+             }
 
-         return name;
-       }
-       function utilDisplayType(id) {
-         return {
-           n: _t('inspector.node'),
-           w: _t('inspector.way'),
-           r: _t('inspector.relation')
-         }[id.charAt(0)];
-       }
-       function utilDisplayLabel(entity, graphOrGeometry) {
-         var displayName = utilDisplayName(entity);
+             if (connectFrom && connectVia) {
+               return 'restriction';
+             }
 
-         if (displayName) {
-           // use the display name if there is one
-           return displayName;
-         }
+             if (connectTo && connectVia) {
+               return 'restriction';
+             } // connecting to a key node -
+             // if both nodes are on a member way (i.e. part of the turn restriction),
+             // the connecting node must be adjacent to the key node.
 
-         var preset = typeof graphOrGeometry === 'string' ? _mainPresetIndex.matchTags(entity.tags, graphOrGeometry) : _mainPresetIndex.match(entity, graphOrGeometry);
 
-         if (preset && preset.name()) {
-           // use the preset name if there is a match
-           return preset.name();
-         } // fallback to the display type (node/way/relation)
+             if (connectKeyFrom || connectKeyTo) {
+               if (nodeIDs.length !== 2) {
+                 return 'restriction';
+               }
 
+               var n0 = null;
+               var n1 = null;
 
-         return utilDisplayType(entity.id);
-       }
-       function utilEntityRoot(entityType) {
-         return {
-           node: 'n',
-           way: 'w',
-           relation: 'r'
-         }[entityType];
-       } // Returns a single object containing the tags of all the given entities.
-       // Example:
-       // {
-       //   highway: 'service',
-       //   service: 'parking_aisle'
-       // }
-       //           +
-       // {
-       //   highway: 'service',
-       //   service: 'driveway',
-       //   width: '3'
-       // }
-       //           =
-       // {
-       //   highway: 'service',
-       //   service: [ 'driveway', 'parking_aisle' ],
-       //   width: [ '3', undefined ]
-       // }
+               for (j = 0; j < memberWays.length; j++) {
+                 way = memberWays[j];
 
-       function utilCombinedTags(entityIDs, graph) {
-         var tags = {};
-         var tagCounts = {};
-         var allKeys = new Set();
-         var entities = entityIDs.map(function (entityID) {
-           return graph.hasEntity(entityID);
-         }).filter(Boolean); // gather the aggregate keys
+                 if (way.contains(nodeIDs[0])) {
+                   n0 = nodeIDs[0];
+                 }
 
-         entities.forEach(function (entity) {
-           var keys = Object.keys(entity.tags).filter(Boolean);
-           keys.forEach(function (key) {
-             allKeys.add(key);
-           });
-         });
-         entities.forEach(function (entity) {
-           allKeys.forEach(function (key) {
-             var value = entity.tags[key]; // purposely allow `undefined`
+                 if (way.contains(nodeIDs[1])) {
+                   n1 = nodeIDs[1];
+                 }
+               }
 
-             if (!tags.hasOwnProperty(key)) {
-               // first value, set as raw
-               tags[key] = value;
-             } else {
-               if (!Array.isArray(tags[key])) {
-                 if (tags[key] !== value) {
-                   // first alternate value, replace single value with array
-                   tags[key] = [tags[key], value];
+               if (n0 && n1) {
+                 // both nodes are part of the restriction
+                 var ok = false;
+
+                 for (j = 0; j < memberWays.length; j++) {
+                   way = memberWays[j];
+
+                   if (way.areAdjacent(n0, n1)) {
+                     ok = true;
+                     break;
+                   }
                  }
-               } else {
-                 // type is array
-                 if (tags[key].indexOf(value) === -1) {
-                   // subsequent alternate value, add to array
-                   tags[key].push(value);
+
+                 if (!ok) {
+                   return 'restriction';
                  }
                }
-             }
+             } // 2b. disable if nodes being connected will destroy a member way in a restriction
+             // (to test, make a copy and try actually connecting the nodes)
 
-             var tagHash = key + '=' + value;
-             if (!tagCounts[tagHash]) tagCounts[tagHash] = 0;
-             tagCounts[tagHash] += 1;
-           });
-         });
 
-         for (var key in tags) {
-           if (!Array.isArray(tags[key])) continue; // sort values by frequency then alphabetically
+             for (j = 0; j < memberWays.length; j++) {
+               way = memberWays[j].update({}); // make copy
 
-           tags[key] = tags[key].sort(function (val1, val2) {
-             var key = key; // capture
+               for (k = 0; k < nodeIDs.length; k++) {
+                 if (nodeIDs[k] === survivor.id) continue;
 
-             var count2 = tagCounts[key + '=' + val2];
-             var count1 = tagCounts[key + '=' + val1];
+                 if (way.areAdjacent(nodeIDs[k], survivor.id)) {
+                   way = way.removeNode(nodeIDs[k]);
+                 } else {
+                   way = way.replaceNode(nodeIDs[k], survivor.id);
+                 }
+               }
 
-             if (count2 !== count1) {
-               return count2 - count1;
+               if (way.isDegenerate()) {
+                 return 'restriction';
+               }
              }
+           }
 
-             if (val2 && val1) {
-               return val1.localeCompare(val2);
-             }
+           return false; // if a key node appears multiple times (indexOf !== lastIndexOf) it's a FROM-VIA or TO-VIA junction
 
-             return val1 ? 1 : -1;
-           });
-         }
+           function hasDuplicates(n, i, arr) {
+             return arr.indexOf(n) !== arr.lastIndexOf(n);
+           }
 
-         return tags;
-       }
-       function utilStringQs(str) {
-         var i = 0; // advance past any leading '?' or '#' characters
+           function keyNodeFilter(froms, tos) {
+             return function (n) {
+               return froms.indexOf(n) === -1 && tos.indexOf(n) === -1;
+             };
+           }
 
-         while (i < str.length && (str[i] === '?' || str[i] === '#')) {
-           i++;
-         }
+           function collectNodes(member, collection) {
+             var entity = graph.hasEntity(member.id);
+             if (!entity) return;
+             var role = member.role || '';
 
-         str = str.slice(i);
-         return str.split('&').reduce(function (obj, pair) {
-           var parts = pair.split('=');
+             if (!collection[role]) {
+               collection[role] = [];
+             }
 
-           if (parts.length === 2) {
-             obj[parts[0]] = null === parts[1] ? '' : decodeURIComponent(parts[1]);
+             if (member.type === 'node') {
+               collection[role].push(member.id);
+
+               if (role === 'via') {
+                 collection.keyfrom.push(member.id);
+                 collection.keyto.push(member.id);
+               }
+             } else if (member.type === 'way') {
+               collection[role].push.apply(collection[role], entity.nodes);
+
+               if (role === 'from' || role === 'via') {
+                 collection.keyfrom.push(entity.first());
+                 collection.keyfrom.push(entity.last());
+               }
+
+               if (role === 'to' || role === 'via') {
+                 collection.keyto.push(entity.first());
+                 collection.keyto.push(entity.last());
+               }
+             }
            }
+         };
 
-           return obj;
-         }, {});
+         return action;
        }
-       function utilQsString(obj, noencode) {
-         // encode everything except special characters used in certain hash parameters:
-         // "/" in map states, ":", ",", {" and "}" in background
-         function softEncode(s) {
-           return encodeURIComponent(s).replace(/(%2F|%3A|%2C|%7B|%7D)/g, decodeURIComponent);
-         }
 
-         return Object.keys(obj).sort().map(function (key) {
-           return encodeURIComponent(key) + '=' + (noencode ? softEncode(obj[key]) : encodeURIComponent(obj[key]));
-         }).join('&');
-       }
-       function utilPrefixDOMProperty(property) {
-         var prefixes = ['webkit', 'ms', 'moz', 'o'];
-         var i = -1;
-         var n = prefixes.length;
-         var s = document.body;
-         if (property in s) return property;
-         property = property.substr(0, 1).toUpperCase() + property.substr(1);
+       function actionCopyEntities(ids, fromGraph) {
+         var _copies = {};
+
+         var action = function action(graph) {
+           ids.forEach(function (id) {
+             fromGraph.entity(id).copy(fromGraph, _copies);
+           });
 
-         while (++i < n) {
-           if (prefixes[i] + property in s) {
-             return prefixes[i] + property;
+           for (var id in _copies) {
+             graph = graph.replace(_copies[id]);
            }
-         }
 
-         return false;
+           return graph;
+         };
+
+         action.copies = function () {
+           return _copies;
+         };
+
+         return action;
        }
-       function utilPrefixCSSProperty(property) {
-         var prefixes = ['webkit', 'ms', 'Moz', 'O'];
-         var i = -1;
-         var n = prefixes.length;
-         var s = document.body.style;
 
-         if (property.toLowerCase() in s) {
-           return property.toLowerCase();
-         }
+       function actionDeleteMember(relationId, memberIndex) {
+         return function (graph) {
+           var relation = graph.entity(relationId).removeMember(memberIndex);
+           graph = graph.replace(relation);
 
-         while (++i < n) {
-           if (prefixes[i] + property in s) {
-             return '-' + prefixes[i].toLowerCase() + property.replace(/([A-Z])/g, '-$1').toLowerCase();
+           if (relation.isDegenerate()) {
+             graph = actionDeleteRelation(relation.id)(graph);
            }
-         }
 
-         return false;
+           return graph;
+         };
        }
-       var transformProperty;
-       function utilSetTransform(el, x, y, scale) {
-         var prop = transformProperty = transformProperty || utilPrefixCSSProperty('Transform');
-         var translate = utilDetect().opera ? 'translate(' + x + 'px,' + y + 'px)' : 'translate3d(' + x + 'px,' + y + 'px,0)';
-         return el.style(prop, translate + (scale ? ' scale(' + scale + ')' : ''));
-       } // Calculates Levenshtein distance between two strings
-       // see:  https://en.wikipedia.org/wiki/Levenshtein_distance
-       // first converts the strings to lowercase and replaces diacritic marks with ascii equivalents.
 
-       function utilEditDistance(a, b) {
-         a = remove$1(a.toLowerCase());
-         b = remove$1(b.toLowerCase());
-         if (a.length === 0) return b.length;
-         if (b.length === 0) return a.length;
-         var matrix = [];
-         var i, j;
+       function actionDiscardTags(difference, discardTags) {
+         discardTags = discardTags || {};
+         return function (graph) {
+           difference.modified().forEach(checkTags);
+           difference.created().forEach(checkTags);
+           return graph;
 
-         for (i = 0; i <= b.length; i++) {
-           matrix[i] = [i];
-         }
+           function checkTags(entity) {
+             var keys = Object.keys(entity.tags);
+             var didDiscard = false;
+             var tags = {};
 
-         for (j = 0; j <= a.length; j++) {
-           matrix[0][j] = j;
-         }
+             for (var i = 0; i < keys.length; i++) {
+               var k = keys[i];
 
-         for (i = 1; i <= b.length; i++) {
-           for (j = 1; j <= a.length; j++) {
-             if (b.charAt(i - 1) === a.charAt(j - 1)) {
-               matrix[i][j] = matrix[i - 1][j - 1];
-             } else {
-               matrix[i][j] = Math.min(matrix[i - 1][j - 1] + 1, // substitution
-               Math.min(matrix[i][j - 1] + 1, // insertion
-               matrix[i - 1][j] + 1)); // deletion
+               if (discardTags[k] || !entity.tags[k]) {
+                 didDiscard = true;
+               } else {
+                 tags[k] = entity.tags[k];
+               }
+             }
+
+             if (didDiscard) {
+               graph = graph.replace(entity.update({
+                 tags: tags
+               }));
              }
            }
-         }
+         };
+       }
 
-         return matrix[b.length][a.length];
-       } // a d3.mouse-alike which
-       // 1. Only works on HTML elements, not SVG
-       // 2. Does not cause style recalculation
+       //
+       // Optionally, disconnect only the given ways.
+       //
+       // For testing convenience, accepts an ID to assign to the (first) new node.
+       // Normally, this will be undefined and the way will automatically
+       // be assigned a new ID.
+       //
+       // This is the inverse of `iD.actionConnect`.
+       //
+       // Reference:
+       //   https://github.com/openstreetmap/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/UnjoinNodeAction.as
+       //   https://github.com/openstreetmap/josm/blob/mirror/src/org/openstreetmap/josm/actions/UnGlueAction.java
+       //
 
-       function utilFastMouse(container) {
-         var rect = container.getBoundingClientRect();
-         var rectLeft = rect.left;
-         var rectTop = rect.top;
-         var clientLeft = +container.clientLeft;
-         var clientTop = +container.clientTop;
-         return function (e) {
-           return [e.clientX - rectLeft - clientLeft, e.clientY - rectTop - clientTop];
+       function actionDisconnect(nodeId, newNodeId) {
+         var wayIds;
+         var disconnectableRelationTypes = {
+           'associatedStreet': true,
+           'enforcement': true,
+           'site': true
          };
-       }
-       function utilAsyncMap(inputs, func, callback) {
-         var remaining = inputs.length;
-         var results = [];
-         var errors = [];
-         inputs.forEach(function (d, i) {
-           func(d, function done(err, data) {
-             errors[i] = err;
-             results[i] = data;
-             remaining--;
-             if (!remaining) callback(errors, results);
+
+         var action = function action(graph) {
+           var node = graph.entity(nodeId);
+           var connections = action.connections(graph);
+           connections.forEach(function (connection) {
+             var way = graph.entity(connection.wayID);
+             var newNode = osmNode({
+               id: newNodeId,
+               loc: node.loc,
+               tags: node.tags
+             });
+             graph = graph.replace(newNode);
+
+             if (connection.index === 0 && way.isArea()) {
+               // replace shared node with shared node..
+               graph = graph.replace(way.replaceNode(way.nodes[0], newNode.id));
+             } else if (way.isClosed() && connection.index === way.nodes.length - 1) {
+               // replace closing node with new new node..
+               graph = graph.replace(way.unclose().addNode(newNode.id));
+             } else {
+               // replace shared node with multiple new nodes..
+               graph = graph.replace(way.updateNode(newNode.id, connection.index));
+             }
            });
-         });
-       } // wraps an index to an interval [0..length-1]
+           return graph;
+         };
 
-       function utilWrap(index, length) {
-         if (index < 0) {
-           index += Math.ceil(-index / length) * length;
-         }
+         action.connections = function (graph) {
+           var candidates = [];
+           var keeping = false;
+           var parentWays = graph.parentWays(graph.entity(nodeId));
+           var way, waynode;
 
-         return index % length;
-       }
-       /**
-        * a replacement for functor
-        *
-        * @param {*} value any value
-        * @returns {Function} a function that returns that value or the value if it's a function
-        */
+           for (var i = 0; i < parentWays.length; i++) {
+             way = parentWays[i];
 
-       function utilFunctor(value) {
-         if (typeof value === 'function') return value;
-         return function () {
-           return value;
+             if (wayIds && wayIds.indexOf(way.id) === -1) {
+               keeping = true;
+               continue;
+             }
+
+             if (way.isArea() && way.nodes[0] === nodeId) {
+               candidates.push({
+                 wayID: way.id,
+                 index: 0
+               });
+             } else {
+               for (var j = 0; j < way.nodes.length; j++) {
+                 waynode = way.nodes[j];
+
+                 if (waynode === nodeId) {
+                   if (way.isClosed() && parentWays.length > 1 && wayIds && wayIds.indexOf(way.id) !== -1 && j === way.nodes.length - 1) {
+                     continue;
+                   }
+
+                   candidates.push({
+                     wayID: way.id,
+                     index: j
+                   });
+                 }
+               }
+             }
+           }
+
+           return keeping ? candidates : candidates.slice(1);
+         };
+
+         action.disabled = function (graph) {
+           var connections = action.connections(graph);
+           if (connections.length === 0) return 'not_connected';
+           var parentWays = graph.parentWays(graph.entity(nodeId));
+           var seenRelationIds = {};
+           var sharedRelation;
+           parentWays.forEach(function (way) {
+             var relations = graph.parentRelations(way);
+             relations.filter(function (relation) {
+               return !disconnectableRelationTypes[relation.tags.type];
+             }).forEach(function (relation) {
+               if (relation.id in seenRelationIds) {
+                 if (wayIds) {
+                   if (wayIds.indexOf(way.id) !== -1 || wayIds.indexOf(seenRelationIds[relation.id]) !== -1) {
+                     sharedRelation = relation;
+                   }
+                 } else {
+                   sharedRelation = relation;
+                 }
+               } else {
+                 seenRelationIds[relation.id] = way.id;
+               }
+             });
+           });
+           if (sharedRelation) return 'relation';
          };
+
+         action.limitWays = function (val) {
+           if (!arguments.length) return wayIds;
+           wayIds = val;
+           return action;
+         };
+
+         return action;
        }
-       function utilNoAuto(selection) {
-         var isText = selection.size() && selection.node().tagName.toLowerCase() === 'textarea';
-         return selection // assign 'new-password' even for non-password fields to prevent browsers (Chrome) ignoring 'off'
-         .attr('autocomplete', 'new-password').attr('autocorrect', 'off').attr('autocapitalize', 'off').attr('spellcheck', isText ? 'true' : 'false');
-       } // https://stackoverflow.com/questions/194846/is-there-any-kind-of-hash-code-function-in-javascript
-       // https://werxltd.com/wp/2010/05/13/javascript-implementation-of-javas-string-hashcode-method/
 
-       function utilHashcode(str) {
-         var hash = 0;
+       function actionExtract(entityID, projection) {
+         var extractedNodeID;
 
-         if (str.length === 0) {
-           return hash;
-         }
+         var action = function action(graph) {
+           var entity = graph.entity(entityID);
 
-         for (var i = 0; i < str.length; i++) {
-           var _char = str.charCodeAt(i);
+           if (entity.type === 'node') {
+             return extractFromNode(entity, graph);
+           }
 
-           hash = (hash << 5) - hash + _char;
-           hash = hash & hash; // Convert to 32bit integer
-         }
+           return extractFromWayOrRelation(entity, graph);
+         };
 
-         return hash;
-       } // Returns version of `str` with all runs of special characters replaced by `_`;
-       // suitable for HTML ids, classes, selectors, etc.
+         function extractFromNode(node, graph) {
+           extractedNodeID = node.id; // Create a new node to replace the one we will detach
 
-       function utilSafeClassName(str) {
-         return str.toLowerCase().replace(/[^a-z0-9]+/g, '_');
-       } // Returns string based on `val` that is highly unlikely to collide with an id
-       // used previously or that's present elsewhere in the document. Useful for preventing
-       // browser-provided autofills or when embedding iD on pages with unknown elements.
+           var replacement = osmNode({
+             loc: node.loc
+           });
+           graph = graph.replace(replacement); // Process each way in turn, updating the graph as we go
 
-       function utilUniqueDomId(val) {
-         return 'ideditor-' + utilSafeClassName(val.toString()) + '-' + new Date().getTime().toString();
-       } // Returns the length of `str` in unicode characters. This can be less than
-       // `String.length()` since a single unicode character can be composed of multiple
-       // JavaScript UTF-16 code units.
+           graph = graph.parentWays(node).reduce(function (accGraph, parentWay) {
+             return accGraph.replace(parentWay.replaceNode(entityID, replacement.id));
+           }, graph); // Process any relations too
 
-       function utilUnicodeCharsCount(str) {
-         // Native ES2015 implementations of `Array.from` split strings into unicode characters
-         return Array.from(str).length;
-       } // Returns a new string representing `str` cut from its start to `limit` length
-       // in unicode characters. Note that this runs the risk of splitting graphemes.
+           return graph.parentRelations(node).reduce(function (accGraph, parentRel) {
+             return accGraph.replace(parentRel.replaceMember(node, replacement));
+           }, graph);
+         }
 
-       function utilUnicodeCharsTruncated(str, limit) {
-         return Array.from(str).slice(0, limit).join('');
-       }
+         function extractFromWayOrRelation(entity, graph) {
+           var fromGeometry = entity.geometry(graph);
+           var keysToCopyAndRetain = ['source', 'wheelchair'];
+           var keysToRetain = ['area'];
+           var buildingKeysToRetain = ['architect', 'building', 'height', 'layer'];
+           var extractedLoc = d3_geoPath(projection).centroid(entity.asGeoJSON(graph));
+           extractedLoc = extractedLoc && projection.invert(extractedLoc);
 
-       function osmEntity(attrs) {
-         // For prototypal inheritance.
-         if (this instanceof osmEntity) return; // Create the appropriate subtype.
+           if (!extractedLoc || !isFinite(extractedLoc[0]) || !isFinite(extractedLoc[1])) {
+             extractedLoc = entity.extent(graph).center();
+           }
 
-         if (attrs && attrs.type) {
-           return osmEntity[attrs.type].apply(this, arguments);
-         } else if (attrs && attrs.id) {
-           return osmEntity[osmEntity.id.type(attrs.id)].apply(this, arguments);
-         } // Initialize a generic Entity (used only in tests).
+           var indoorAreaValues = {
+             area: true,
+             corridor: true,
+             elevator: true,
+             level: true,
+             room: true
+           };
+           var isBuilding = entity.tags.building && entity.tags.building !== 'no' || entity.tags['building:part'] && entity.tags['building:part'] !== 'no';
+           var isIndoorArea = fromGeometry === 'area' && entity.tags.indoor && indoorAreaValues[entity.tags.indoor];
+           var entityTags = Object.assign({}, entity.tags); // shallow copy
 
+           var pointTags = {};
 
-         return new osmEntity().initialize(arguments);
-       }
+           for (var key in entityTags) {
+             if (entity.type === 'relation' && key === 'type') {
+               continue;
+             }
 
-       osmEntity.id = function (type) {
-         return osmEntity.id.fromOSM(type, osmEntity.id.next[type]--);
-       };
+             if (keysToRetain.indexOf(key) !== -1) {
+               continue;
+             }
 
-       osmEntity.id.next = {
-         changeset: -1,
-         node: -1,
-         way: -1,
-         relation: -1
-       };
+             if (isBuilding) {
+               // don't transfer building-related tags
+               if (buildingKeysToRetain.indexOf(key) !== -1 || key.match(/^building:.{1,}/) || key.match(/^roof:.{1,}/)) continue;
+             } // leave `indoor` tag on the area
 
-       osmEntity.id.fromOSM = function (type, id) {
-         return type[0] + id;
-       };
 
-       osmEntity.id.toOSM = function (id) {
-         return id.slice(1);
-       };
+             if (isIndoorArea && key === 'indoor') {
+               continue;
+             } // copy the tag from the entity to the point
 
-       osmEntity.id.type = function (id) {
-         return {
-           'c': 'changeset',
-           'n': 'node',
-           'w': 'way',
-           'r': 'relation'
-         }[id[0]];
-       }; // A function suitable for use as the second argument to d3.selection#data().
 
+             pointTags[key] = entityTags[key]; // leave addresses and some other tags so they're on both features
 
-       osmEntity.key = function (entity) {
-         return entity.id + 'v' + (entity.v || 0);
-       };
+             if (keysToCopyAndRetain.indexOf(key) !== -1 || key.match(/^addr:.{1,}/)) {
+               continue;
+             } else if (isIndoorArea && key === 'level') {
+               // leave `level` on both features
+               continue;
+             } // remove the tag from the entity
 
-       var _deprecatedTagValuesByKey;
 
-       osmEntity.deprecatedTagValuesByKey = function (dataDeprecated) {
-         if (!_deprecatedTagValuesByKey) {
-           _deprecatedTagValuesByKey = {};
-           dataDeprecated.forEach(function (d) {
-             var oldKeys = Object.keys(d.old);
+             delete entityTags[key];
+           }
 
-             if (oldKeys.length === 1) {
-               var oldKey = oldKeys[0];
-               var oldValue = d.old[oldKey];
+           if (!isBuilding && !isIndoorArea && fromGeometry === 'area') {
+             // ensure that areas keep area geometry
+             entityTags.area = 'yes';
+           }
 
-               if (oldValue !== '*') {
-                 if (!_deprecatedTagValuesByKey[oldKey]) {
-                   _deprecatedTagValuesByKey[oldKey] = [oldValue];
-                 } else {
-                   _deprecatedTagValuesByKey[oldKey].push(oldValue);
-                 }
-               }
-             }
+           var replacement = osmNode({
+             loc: extractedLoc,
+             tags: pointTags
            });
+           graph = graph.replace(replacement);
+           extractedNodeID = replacement.id;
+           return graph.replace(entity.update({
+             tags: entityTags
+           }));
          }
 
-         return _deprecatedTagValuesByKey;
-       };
+         action.getExtractedNodeID = function () {
+           return extractedNodeID;
+         };
 
-       osmEntity.prototype = {
-         tags: {},
-         initialize: function initialize(sources) {
-           for (var i = 0; i < sources.length; ++i) {
-             var source = sources[i];
+         return action;
+       }
 
-             for (var prop in source) {
-               if (Object.prototype.hasOwnProperty.call(source, prop)) {
-                 if (source[prop] === undefined) {
-                   delete this[prop];
-                 } else {
-                   this[prop] = source[prop];
-                 }
-               }
-             }
-           }
+       //
+       // This is the inverse of `iD.actionSplit`.
+       //
+       // Reference:
+       //   https://github.com/systemed/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/MergeWaysAction.as
+       //   https://github.com/openstreetmap/josm/blob/mirror/src/org/openstreetmap/josm/actions/CombineWayAction.java
+       //
 
-           if (!this.id && this.type) {
-             this.id = osmEntity.id(this.type);
-           }
+       function actionJoin(ids) {
+         function groupEntitiesByGeometry(graph) {
+           var entities = ids.map(function (id) {
+             return graph.entity(id);
+           });
+           return Object.assign({
+             line: []
+           }, utilArrayGroupBy(entities, function (entity) {
+             return entity.geometry(graph);
+           }));
+         }
 
-           if (!this.hasOwnProperty('visible')) {
-             this.visible = true;
-           }
+         var action = function action(graph) {
+           var ways = ids.map(graph.entity, graph); // Prefer to keep an existing way.
+           // if there are multiple existing ways, keep the oldest one
+           // the oldest way is determined by the ID of the way.
 
-           return this;
-         },
-         copy: function copy(resolver, copies) {
-           if (copies[this.id]) return copies[this.id];
-           var copy = osmEntity(this, {
-             id: undefined,
-             user: undefined,
-             version: undefined
+           var survivorID = utilOldestID(ways.map(function (way) {
+             return way.id;
+           })); // if any of the ways are sided (e.g. coastline, cliff, kerb)
+           // sort them first so they establish the overall order - #6033
+
+           ways.sort(function (a, b) {
+             var aSided = a.isSided();
+             var bSided = b.isSided();
+             return aSided && !bSided ? -1 : bSided && !aSided ? 1 : 0;
            });
-           copies[this.id] = copy;
-           return copy;
-         },
-         osmId: function osmId() {
-           return osmEntity.id.toOSM(this.id);
-         },
-         isNew: function isNew() {
-           return this.osmId() < 0;
-         },
-         update: function update(attrs) {
-           return osmEntity(this, attrs, {
-             v: 1 + (this.v || 0)
+           var sequences = osmJoinWays(ways, graph);
+           var joined = sequences[0]; // We might need to reverse some of these ways before joining them.  #4688
+           // `joined.actions` property will contain any actions we need to apply.
+
+           graph = sequences.actions.reduce(function (g, action) {
+             return action(g);
+           }, graph);
+           var survivor = graph.entity(survivorID);
+           survivor = survivor.update({
+             nodes: joined.nodes.map(function (n) {
+               return n.id;
+             })
            });
-         },
-         mergeTags: function mergeTags(tags) {
-           var merged = Object.assign({}, this.tags); // shallow copy
+           graph = graph.replace(survivor);
+           joined.forEach(function (way) {
+             if (way.id === survivorID) return;
+             graph.parentRelations(way).forEach(function (parent) {
+               graph = graph.replace(parent.replaceMember(way, survivor));
+             });
+             survivor = survivor.mergeTags(way.tags);
+             graph = graph.replace(survivor);
+             graph = actionDeleteWay(way.id)(graph);
+           }); // Finds if the join created a single-member multipolygon,
+           // and if so turns it into a basic area instead
+
+           function checkForSimpleMultipolygon() {
+             if (!survivor.isClosed()) return;
+             var multipolygons = graph.parentMultipolygons(survivor).filter(function (multipolygon) {
+               // find multipolygons where the survivor is the only member
+               return multipolygon.members.length === 1;
+             }); // skip if this is the single member of multiple multipolygons
+
+             if (multipolygons.length !== 1) return;
+             var multipolygon = multipolygons[0];
 
-           var changed = false;
+             for (var key in survivor.tags) {
+               if (multipolygon.tags[key] && // don't collapse if tags cannot be cleanly merged
+               multipolygon.tags[key] !== survivor.tags[key]) return;
+             }
 
-           for (var k in tags) {
-             var t1 = merged[k];
-             var t2 = tags[k];
+             survivor = survivor.mergeTags(multipolygon.tags);
+             graph = graph.replace(survivor);
+             graph = actionDeleteRelation(multipolygon.id, true
+             /* allow untagged members */
+             )(graph);
+             var tags = Object.assign({}, survivor.tags);
 
-             if (!t1) {
-               changed = true;
-               merged[k] = t2;
-             } else if (t1 !== t2) {
-               changed = true;
-               merged[k] = utilUnicodeCharsTruncated(utilArrayUnion(t1.split(/;\s*/), t2.split(/;\s*/)).join(';'), 255 // avoid exceeding character limit; see also services/osm.js -> maxCharsForTagValue()
-               );
+             if (survivor.geometry(graph) !== 'area') {
+               // ensure the feature persists as an area
+               tags.area = 'yes';
              }
+
+             delete tags.type; // remove type=multipolygon
+
+             survivor = survivor.update({
+               tags: tags
+             });
+             graph = graph.replace(survivor);
            }
 
-           return changed ? this.update({
-             tags: merged
-           }) : this;
-         },
-         intersects: function intersects(extent, resolver) {
-           return this.extent(resolver).intersects(extent);
-         },
-         hasNonGeometryTags: function hasNonGeometryTags() {
-           return Object.keys(this.tags).some(function (k) {
-             return k !== 'area';
-           });
-         },
-         hasParentRelations: function hasParentRelations(resolver) {
-           return resolver.parentRelations(this).length > 0;
-         },
-         hasInterestingTags: function hasInterestingTags() {
-           return Object.keys(this.tags).some(osmIsInterestingTag);
-         },
-         hasWikidata: function hasWikidata() {
-           return !!this.tags.wikidata || !!this.tags['brand:wikidata'];
-         },
-         isHighwayIntersection: function isHighwayIntersection() {
-           return false;
-         },
-         isDegenerate: function isDegenerate() {
-           return true;
-         },
-         deprecatedTags: function deprecatedTags(dataDeprecated) {
-           var tags = this.tags; // if there are no tags, none can be deprecated
+           checkForSimpleMultipolygon();
+           return graph;
+         }; // Returns the number of nodes the resultant way is expected to have
 
-           if (Object.keys(tags).length === 0) return [];
-           var deprecated = [];
-           dataDeprecated.forEach(function (d) {
-             var oldKeys = Object.keys(d.old);
 
-             if (d.replace) {
-               var hasExistingValues = Object.keys(d.replace).some(function (replaceKey) {
-                 if (!tags[replaceKey] || d.old[replaceKey]) return false;
-                 var replaceValue = d.replace[replaceKey];
-                 if (replaceValue === '*') return false;
-                 if (replaceValue === tags[replaceKey]) return false;
-                 return true;
-               }); // don't flag deprecated tags if the upgrade path would overwrite existing data - #7843
+         action.resultingWayNodesLength = function (graph) {
+           return ids.reduce(function (count, id) {
+             return count + graph.entity(id).nodes.length;
+           }, 0) - ids.length - 1;
+         };
 
-               if (hasExistingValues) return;
-             }
+         action.disabled = function (graph) {
+           var geometries = groupEntitiesByGeometry(graph);
 
-             var matchesDeprecatedTags = oldKeys.every(function (oldKey) {
-               if (!tags[oldKey]) return false;
-               if (d.old[oldKey] === '*') return true;
-               if (d.old[oldKey] === tags[oldKey]) return true;
-               var vals = tags[oldKey].split(';').filter(Boolean);
+           if (ids.length < 2 || ids.length !== geometries.line.length) {
+             return 'not_eligible';
+           }
 
-               if (vals.length === 0) {
-                 return false;
-               } else if (vals.length > 1) {
-                 return vals.indexOf(d.old[oldKey]) !== -1;
-               } else {
-                 if (tags[oldKey] === d.old[oldKey]) {
-                   if (d.replace && d.old[oldKey] === d.replace[oldKey]) {
-                     var replaceKeys = Object.keys(d.replace);
-                     return !replaceKeys.every(function (replaceKey) {
-                       return tags[replaceKey] === d.replace[replaceKey];
-                     });
-                   } else {
-                     return true;
-                   }
-                 }
-               }
+           var joined = osmJoinWays(ids.map(graph.entity, graph), graph);
 
-               return false;
+           if (joined.length > 1) {
+             return 'not_adjacent';
+           }
+
+           var i; // All joined ways must belong to the same set of (non-restriction) relations.
+           // Restriction relations have different logic, below, which allows some cases
+           // this prohibits, and prohibits some cases this allows.
+
+           var sortedParentRelations = function sortedParentRelations(id) {
+             return graph.parentRelations(graph.entity(id)).filter(function (rel) {
+               return !rel.isRestriction() && !rel.isConnectivity();
+             }).sort(function (a, b) {
+               return a.id - b.id;
              });
+           };
 
-             if (matchesDeprecatedTags) {
-               deprecated.push(d);
-             }
-           });
-           return deprecated;
-         }
-       };
+           var relsA = sortedParentRelations(ids[0]);
 
-       function osmLanes(entity) {
-         if (entity.type !== 'way') return null;
-         if (!entity.tags.highway) return null;
-         var tags = entity.tags;
-         var isOneWay = entity.isOneWay();
-         var laneCount = getLaneCount(tags, isOneWay);
-         var maxspeed = parseMaxspeed(tags);
-         var laneDirections = parseLaneDirections(tags, isOneWay, laneCount);
-         var forward = laneDirections.forward;
-         var backward = laneDirections.backward;
-         var bothways = laneDirections.bothways; // parse the piped string 'x|y|z' format
+           for (i = 1; i < ids.length; i++) {
+             var relsB = sortedParentRelations(ids[i]);
 
-         var turnLanes = {};
-         turnLanes.unspecified = parseTurnLanes(tags['turn:lanes']);
-         turnLanes.forward = parseTurnLanes(tags['turn:lanes:forward']);
-         turnLanes.backward = parseTurnLanes(tags['turn:lanes:backward']);
-         var maxspeedLanes = {};
-         maxspeedLanes.unspecified = parseMaxspeedLanes(tags['maxspeed:lanes'], maxspeed);
-         maxspeedLanes.forward = parseMaxspeedLanes(tags['maxspeed:lanes:forward'], maxspeed);
-         maxspeedLanes.backward = parseMaxspeedLanes(tags['maxspeed:lanes:backward'], maxspeed);
-         var psvLanes = {};
-         psvLanes.unspecified = parseMiscLanes(tags['psv:lanes']);
-         psvLanes.forward = parseMiscLanes(tags['psv:lanes:forward']);
-         psvLanes.backward = parseMiscLanes(tags['psv:lanes:backward']);
-         var busLanes = {};
-         busLanes.unspecified = parseMiscLanes(tags['bus:lanes']);
-         busLanes.forward = parseMiscLanes(tags['bus:lanes:forward']);
-         busLanes.backward = parseMiscLanes(tags['bus:lanes:backward']);
-         var taxiLanes = {};
-         taxiLanes.unspecified = parseMiscLanes(tags['taxi:lanes']);
-         taxiLanes.forward = parseMiscLanes(tags['taxi:lanes:forward']);
-         taxiLanes.backward = parseMiscLanes(tags['taxi:lanes:backward']);
-         var hovLanes = {};
-         hovLanes.unspecified = parseMiscLanes(tags['hov:lanes']);
-         hovLanes.forward = parseMiscLanes(tags['hov:lanes:forward']);
-         hovLanes.backward = parseMiscLanes(tags['hov:lanes:backward']);
-         var hgvLanes = {};
-         hgvLanes.unspecified = parseMiscLanes(tags['hgv:lanes']);
-         hgvLanes.forward = parseMiscLanes(tags['hgv:lanes:forward']);
-         hgvLanes.backward = parseMiscLanes(tags['hgv:lanes:backward']);
-         var bicyclewayLanes = {};
-         bicyclewayLanes.unspecified = parseBicycleWay(tags['bicycleway:lanes']);
-         bicyclewayLanes.forward = parseBicycleWay(tags['bicycleway:lanes:forward']);
-         bicyclewayLanes.backward = parseBicycleWay(tags['bicycleway:lanes:backward']);
-         var lanesObj = {
-           forward: [],
-           backward: [],
-           unspecified: []
-         }; // map forward/backward/unspecified of each lane type to lanesObj
+             if (!utilArrayIdentical(relsA, relsB)) {
+               return 'conflicting_relations';
+             }
+           } // Loop through all combinations of path-pairs
+           // to check potential intersections between all pairs
 
-         mapToLanesObj(lanesObj, turnLanes, 'turnLane');
-         mapToLanesObj(lanesObj, maxspeedLanes, 'maxspeed');
-         mapToLanesObj(lanesObj, psvLanes, 'psv');
-         mapToLanesObj(lanesObj, busLanes, 'bus');
-         mapToLanesObj(lanesObj, taxiLanes, 'taxi');
-         mapToLanesObj(lanesObj, hovLanes, 'hov');
-         mapToLanesObj(lanesObj, hgvLanes, 'hgv');
-         mapToLanesObj(lanesObj, bicyclewayLanes, 'bicycleway');
-         return {
-           metadata: {
-             count: laneCount,
-             oneway: isOneWay,
-             forward: forward,
-             backward: backward,
-             bothways: bothways,
-             turnLanes: turnLanes,
-             maxspeed: maxspeed,
-             maxspeedLanes: maxspeedLanes,
-             psvLanes: psvLanes,
-             busLanes: busLanes,
-             taxiLanes: taxiLanes,
-             hovLanes: hovLanes,
-             hgvLanes: hgvLanes,
-             bicyclewayLanes: bicyclewayLanes
-           },
-           lanes: lanesObj
-         };
-       }
 
-       function getLaneCount(tags, isOneWay) {
-         var count;
+           for (i = 0; i < ids.length - 1; i++) {
+             for (var j = i + 1; j < ids.length; j++) {
+               var path1 = graph.childNodes(graph.entity(ids[i])).map(function (e) {
+                 return e.loc;
+               });
+               var path2 = graph.childNodes(graph.entity(ids[j])).map(function (e) {
+                 return e.loc;
+               });
+               var intersections = geoPathIntersections(path1, path2); // Check if intersections are just nodes lying on top of
+               // each other/the line, as opposed to crossing it
 
-         if (tags.lanes) {
-           count = parseInt(tags.lanes, 10);
+               var common = utilArrayIntersection(joined[0].nodes.map(function (n) {
+                 return n.loc.toString();
+               }), intersections.map(function (n) {
+                 return n.toString();
+               }));
 
-           if (count > 0) {
-             return count;
+               if (common.length !== intersections.length) {
+                 return 'paths_intersect';
+               }
+             }
            }
-         }
 
-         switch (tags.highway) {
-           case 'trunk':
-           case 'motorway':
-             count = isOneWay ? 2 : 4;
-             break;
+           var nodeIds = joined[0].nodes.map(function (n) {
+             return n.id;
+           }).slice(1, -1);
+           var relation;
+           var tags = {};
+           var conflicting = false;
+           joined[0].forEach(function (way) {
+             var parents = graph.parentRelations(way);
+             parents.forEach(function (parent) {
+               if ((parent.isRestriction() || parent.isConnectivity()) && parent.members.some(function (m) {
+                 return nodeIds.indexOf(m.id) >= 0;
+               })) {
+                 relation = parent;
+               }
+             });
 
-           default:
-             count = isOneWay ? 1 : 2;
-             break;
-         }
+             for (var k in way.tags) {
+               if (!(k in tags)) {
+                 tags[k] = way.tags[k];
+               } else if (tags[k] && osmIsInterestingTag(k) && tags[k] !== way.tags[k]) {
+                 conflicting = true;
+               }
+             }
+           });
 
-         return count;
-       }
+           if (relation) {
+             return relation.isRestriction() ? 'restriction' : 'connectivity';
+           }
 
-       function parseMaxspeed(tags) {
-         var maxspeed = tags.maxspeed;
-         if (!maxspeed) return;
-         var maxspeedRegex = /^([0-9][\.0-9]+?)(?:[ ]?(?:km\/h|kmh|kph|mph|knots))?$/;
-         if (!maxspeedRegex.test(maxspeed)) return;
-         return parseInt(maxspeed, 10);
+           if (conflicting) {
+             return 'conflicting_tags';
+           }
+         };
+
+         return action;
        }
 
-       function parseLaneDirections(tags, isOneWay, laneCount) {
-         var forward = parseInt(tags['lanes:forward'], 10);
-         var backward = parseInt(tags['lanes:backward'], 10);
-         var bothways = parseInt(tags['lanes:both_ways'], 10) > 0 ? 1 : 0;
+       function actionMerge(ids) {
+         function groupEntitiesByGeometry(graph) {
+           var entities = ids.map(function (id) {
+             return graph.entity(id);
+           });
+           return Object.assign({
+             point: [],
+             area: [],
+             line: [],
+             relation: []
+           }, utilArrayGroupBy(entities, function (entity) {
+             return entity.geometry(graph);
+           }));
+         }
 
-         if (parseInt(tags.oneway, 10) === -1) {
-           forward = 0;
-           bothways = 0;
-           backward = laneCount;
-         } else if (isOneWay) {
-           forward = laneCount;
-           bothways = 0;
-           backward = 0;
-         } else if (isNaN(forward) && isNaN(backward)) {
-           backward = Math.floor((laneCount - bothways) / 2);
-           forward = laneCount - bothways - backward;
-         } else if (isNaN(forward)) {
-           if (backward > laneCount - bothways) {
-             backward = laneCount - bothways;
-           }
+         var action = function action(graph) {
+           var geometries = groupEntitiesByGeometry(graph);
+           var target = geometries.area[0] || geometries.line[0];
+           var points = geometries.point;
+           points.forEach(function (point) {
+             target = target.mergeTags(point.tags);
+             graph = graph.replace(target);
+             graph.parentRelations(point).forEach(function (parent) {
+               graph = graph.replace(parent.replaceMember(point, target));
+             });
+             var nodes = utilArrayUniq(graph.childNodes(target));
+             var removeNode = point;
 
-           forward = laneCount - bothways - backward;
-         } else if (isNaN(backward)) {
-           if (forward > laneCount - bothways) {
-             forward = laneCount - bothways;
-           }
+             if (!point.isNew()) {
+               // Try to preserve the original point if it already has
+               // an ID in the database.
+               var inserted = false;
 
-           backward = laneCount - bothways - forward;
-         }
+               var canBeReplaced = function canBeReplaced(node) {
+                 return !(graph.parentWays(node).length > 1 || graph.parentRelations(node).length);
+               };
 
-         return {
-           forward: forward,
-           backward: backward,
-           bothways: bothways
-         };
-       }
+               var replaceNode = function replaceNode(node) {
+                 graph = graph.replace(point.update({
+                   tags: node.tags,
+                   loc: node.loc
+                 }));
+                 target = target.replaceNode(node.id, point.id);
+                 graph = graph.replace(target);
+                 removeNode = node;
+                 inserted = true;
+               };
 
-       function parseTurnLanes(tag) {
-         if (!tag) return;
-         var validValues = ['left', 'slight_left', 'sharp_left', 'through', 'right', 'slight_right', 'sharp_right', 'reverse', 'merge_to_left', 'merge_to_right', 'none'];
-         return tag.split('|').map(function (s) {
-           if (s === '') s = 'none';
-           return s.split(';').map(function (d) {
-             return validValues.indexOf(d) === -1 ? 'unknown' : d;
-           });
-         });
-       }
+               var i;
+               var node; // First, try to replace a new child node on the target way.
 
-       function parseMaxspeedLanes(tag, maxspeed) {
-         if (!tag) return;
-         return tag.split('|').map(function (s) {
-           if (s === 'none') return s;
-           var m = parseInt(s, 10);
-           if (s === '' || m === maxspeed) return null;
-           return isNaN(m) ? 'unknown' : m;
-         });
-       }
+               for (i = 0; i < nodes.length; i++) {
+                 node = nodes[i];
 
-       function parseMiscLanes(tag) {
-         if (!tag) return;
-         var validValues = ['yes', 'no', 'designated'];
-         return tag.split('|').map(function (s) {
-           if (s === '') s = 'no';
-           return validValues.indexOf(s) === -1 ? 'unknown' : s;
-         });
-       }
+                 if (canBeReplaced(node) && node.isNew()) {
+                   replaceNode(node);
+                   break;
+                 }
+               }
 
-       function parseBicycleWay(tag) {
-         if (!tag) return;
-         var validValues = ['yes', 'no', 'designated', 'lane'];
-         return tag.split('|').map(function (s) {
-           if (s === '') s = 'no';
-           return validValues.indexOf(s) === -1 ? 'unknown' : s;
-         });
-       }
+               if (!inserted && point.hasInterestingTags()) {
+                 // No new child node found, try to find an existing, but
+                 // uninteresting child node instead.
+                 for (i = 0; i < nodes.length; i++) {
+                   node = nodes[i];
 
-       function mapToLanesObj(lanesObj, data, key) {
-         if (data.forward) data.forward.forEach(function (l, i) {
-           if (!lanesObj.forward[i]) lanesObj.forward[i] = {};
-           lanesObj.forward[i][key] = l;
-         });
-         if (data.backward) data.backward.forEach(function (l, i) {
-           if (!lanesObj.backward[i]) lanesObj.backward[i] = {};
-           lanesObj.backward[i][key] = l;
-         });
-         if (data.unspecified) data.unspecified.forEach(function (l, i) {
-           if (!lanesObj.unspecified[i]) lanesObj.unspecified[i] = {};
-           lanesObj.unspecified[i][key] = l;
-         });
-       }
+                   if (canBeReplaced(node) && !node.hasInterestingTags()) {
+                     replaceNode(node);
+                     break;
+                   }
+                 }
 
-       function osmWay() {
-         if (!(this instanceof osmWay)) {
-           return new osmWay().initialize(arguments);
-         } else if (arguments.length) {
-           this.initialize(arguments);
-         }
-       }
-       osmEntity.way = osmWay;
-       osmWay.prototype = Object.create(osmEntity.prototype);
-       Object.assign(osmWay.prototype, {
-         type: 'way',
-         nodes: [],
-         copy: function copy(resolver, copies) {
-           if (copies[this.id]) return copies[this.id];
-           var copy = osmEntity.prototype.copy.call(this, resolver, copies);
-           var nodes = this.nodes.map(function (id) {
-             return resolver.entity(id).copy(resolver, copies).id;
-           });
-           copy = copy.update({
-             nodes: nodes
-           });
-           copies[this.id] = copy;
-           return copy;
-         },
-         extent: function extent(resolver) {
-           return resolver["transient"](this, 'extent', function () {
-             var extent = geoExtent();
+                 if (!inserted) {
+                   // Still not inserted, try to find an existing, interesting,
+                   // but more recent child node.
+                   for (i = 0; i < nodes.length; i++) {
+                     node = nodes[i];
 
-             for (var i = 0; i < this.nodes.length; i++) {
-               var node = resolver.hasEntity(this.nodes[i]);
+                     if (canBeReplaced(node) && utilCompareIDs(point.id, node.id) < 0) {
+                       replaceNode(node);
+                       break;
+                     }
+                   }
+                 } // If the point still hasn't been inserted, we give up.
+                 // There are more interesting or older nodes on the way.
 
-               if (node) {
-                 extent._extend(node.extent());
                }
              }
 
-             return extent;
+             graph = graph.remove(removeNode);
            });
-         },
-         first: function first() {
-           return this.nodes[0];
-         },
-         last: function last() {
-           return this.nodes[this.nodes.length - 1];
-         },
-         contains: function contains(node) {
-           return this.nodes.indexOf(node) >= 0;
-         },
-         affix: function affix(node) {
-           if (this.nodes[0] === node) return 'prefix';
-           if (this.nodes[this.nodes.length - 1] === node) return 'suffix';
-         },
-         layer: function layer() {
-           // explicit layer tag, clamp between -10, 10..
-           if (isFinite(this.tags.layer)) {
-             return Math.max(-10, Math.min(+this.tags.layer, 10));
-           } // implied layer tag..
 
+           if (target.tags.area === 'yes') {
+             var tags = Object.assign({}, target.tags); // shallow copy
 
-           if (this.tags.covered === 'yes') return -1;
-           if (this.tags.location === 'overground') return 1;
-           if (this.tags.location === 'underground') return -1;
-           if (this.tags.location === 'underwater') return -10;
-           if (this.tags.power === 'line') return 10;
-           if (this.tags.power === 'minor_line') return 10;
-           if (this.tags.aerialway) return 10;
-           if (this.tags.bridge) return 1;
-           if (this.tags.cutting) return -1;
-           if (this.tags.tunnel) return -1;
-           if (this.tags.waterway) return -1;
-           if (this.tags.man_made === 'pipeline') return -10;
-           if (this.tags.boundary) return -10;
-           return 0;
-         },
-         // the approximate width of the line based on its tags except its `width` tag
-         impliedLineWidthMeters: function impliedLineWidthMeters() {
-           var averageWidths = {
-             highway: {
-               // width is for single lane
-               motorway: 5,
-               motorway_link: 5,
-               trunk: 4.5,
-               trunk_link: 4.5,
-               primary: 4,
-               secondary: 4,
-               tertiary: 4,
-               primary_link: 4,
-               secondary_link: 4,
-               tertiary_link: 4,
-               unclassified: 4,
-               road: 4,
-               living_street: 4,
-               bus_guideway: 4,
-               pedestrian: 4,
-               residential: 3.5,
-               service: 3.5,
-               track: 3,
-               cycleway: 2.5,
-               bridleway: 2,
-               corridor: 2,
-               steps: 2,
-               path: 1.5,
-               footway: 1.5
-             },
-             railway: {
-               // width includes ties and rail bed, not just track gauge
-               rail: 2.5,
-               light_rail: 2.5,
-               tram: 2.5,
-               subway: 2.5,
-               monorail: 2.5,
-               funicular: 2.5,
-               disused: 2.5,
-               preserved: 2.5,
-               miniature: 1.5,
-               narrow_gauge: 1.5
-             },
-             waterway: {
-               river: 50,
-               canal: 25,
-               stream: 5,
-               tidal_channel: 5,
-               fish_pass: 2.5,
-               drain: 2.5,
-               ditch: 1.5
+             delete tags.area;
+
+             if (osmTagSuggestingArea(tags)) {
+               // remove the `area` tag if area geometry is now implied - #3851
+               target = target.update({
+                 tags: tags
+               });
+               graph = graph.replace(target);
              }
-           };
+           }
 
-           for (var key in averageWidths) {
-             if (this.tags[key] && averageWidths[key][this.tags[key]]) {
-               var width = averageWidths[key][this.tags[key]];
+           return graph;
+         };
 
-               if (key === 'highway') {
-                 var laneCount = this.tags.lanes && parseInt(this.tags.lanes, 10);
-                 if (!laneCount) laneCount = this.isOneWay() ? 1 : 2;
-                 return width * laneCount;
-               }
+         action.disabled = function (graph) {
+           var geometries = groupEntitiesByGeometry(graph);
 
-               return width;
-             }
+           if (geometries.point.length === 0 || geometries.area.length + geometries.line.length !== 1 || geometries.relation.length !== 0) {
+             return 'not_eligible';
            }
+         };
 
-           return null;
-         },
-         isOneWay: function isOneWay() {
-           // explicit oneway tag..
-           var values = {
-             'yes': true,
-             '1': true,
-             '-1': true,
-             'reversible': true,
-             'alternating': true,
-             'no': false,
-             '0': false
-           };
+         return action;
+       }
 
-           if (values[this.tags.oneway] !== undefined) {
-             return values[this.tags.oneway];
-           } // implied oneway tag..
+       //
+       // 1. move all the nodes to a common location
+       // 2. `actionConnect` them
+
+       function actionMergeNodes(nodeIDs, loc) {
+         // If there is a single "interesting" node, use that as the location.
+         // Otherwise return the average location of all the nodes.
+         function chooseLoc(graph) {
+           if (!nodeIDs.length) return null;
+           var sum = [0, 0];
+           var interestingCount = 0;
+           var interestingLoc;
 
+           for (var i = 0; i < nodeIDs.length; i++) {
+             var node = graph.entity(nodeIDs[i]);
 
-           for (var key in this.tags) {
-             if (key in osmOneWayTags && this.tags[key] in osmOneWayTags[key]) return true;
+             if (node.hasInterestingTags()) {
+               interestingLoc = ++interestingCount === 1 ? node.loc : null;
+             }
+
+             sum = geoVecAdd(sum, node.loc);
            }
 
-           return false;
-         },
-         // Some identifier for tag that implies that this way is "sided",
-         // i.e. the right side is the 'inside' (e.g. the right side of a
-         // natural=cliff is lower).
-         sidednessIdentifier: function sidednessIdentifier() {
-           for (var key in this.tags) {
-             var value = this.tags[key];
+           return interestingLoc || geoVecScale(sum, 1 / nodeIDs.length);
+         }
 
-             if (key in osmRightSideIsInsideTags && value in osmRightSideIsInsideTags[key]) {
-               if (osmRightSideIsInsideTags[key][value] === true) {
-                 return key;
-               } else {
-                 // if the map's value is something other than a
-                 // literal true, we should use it so we can
-                 // special case some keys (e.g. natural=coastline
-                 // is handled differently to other naturals).
-                 return osmRightSideIsInsideTags[key][value];
-               }
+         var action = function action(graph) {
+           if (nodeIDs.length < 2) return graph;
+           var toLoc = loc;
+
+           if (!toLoc) {
+             toLoc = chooseLoc(graph);
+           }
+
+           for (var i = 0; i < nodeIDs.length; i++) {
+             var node = graph.entity(nodeIDs[i]);
+
+             if (node.loc !== toLoc) {
+               graph = graph.replace(node.move(toLoc));
              }
            }
 
-           return null;
-         },
-         isSided: function isSided() {
-           if (this.tags.two_sided === 'yes') {
-             return false;
+           return actionConnect(nodeIDs)(graph);
+         };
+
+         action.disabled = function (graph) {
+           if (nodeIDs.length < 2) return 'not_eligible';
+
+           for (var i = 0; i < nodeIDs.length; i++) {
+             var entity = graph.entity(nodeIDs[i]);
+             if (entity.type !== 'node') return 'not_eligible';
            }
 
-           return this.sidednessIdentifier() !== null;
+           return actionConnect(nodeIDs).disabled(graph);
+         };
+
+         return action;
+       }
+
+       function osmChangeset() {
+         if (!(this instanceof osmChangeset)) {
+           return new osmChangeset().initialize(arguments);
+         } else if (arguments.length) {
+           this.initialize(arguments);
+         }
+       }
+       osmEntity.changeset = osmChangeset;
+       osmChangeset.prototype = Object.create(osmEntity.prototype);
+       Object.assign(osmChangeset.prototype, {
+         type: 'changeset',
+         extent: function extent() {
+           return new geoExtent();
          },
-         lanes: function lanes() {
-           return osmLanes(this);
+         geometry: function geometry() {
+           return 'changeset';
          },
-         isClosed: function isClosed() {
-           return this.nodes.length > 1 && this.first() === this.last();
+         asJXON: function asJXON() {
+           return {
+             osm: {
+               changeset: {
+                 tag: Object.keys(this.tags).map(function (k) {
+                   return {
+                     '@k': k,
+                     '@v': this.tags[k]
+                   };
+                 }, this),
+                 '@version': 0.6,
+                 '@generator': 'iD'
+               }
+             }
+           };
          },
-         isConvex: function isConvex(resolver) {
-           if (!this.isClosed() || this.isDegenerate()) return null;
-           var nodes = utilArrayUniq(resolver.childNodes(this));
-           var coords = nodes.map(function (n) {
-             return n.loc;
-           });
-           var curr = 0;
-           var prev = 0;
+         // Generate [osmChange](http://wiki.openstreetmap.org/wiki/OsmChange)
+         // XML. Returns a string.
+         osmChangeJXON: function osmChangeJXON(changes) {
+           var changeset_id = this.id;
 
-           for (var i = 0; i < coords.length; i++) {
-             var o = coords[(i + 1) % coords.length];
-             var a = coords[i];
-             var b = coords[(i + 2) % coords.length];
-             var res = geoVecCross(a, b, o);
-             curr = res > 0 ? 1 : res < 0 ? -1 : 0;
+           function nest(x, order) {
+             var groups = {};
 
-             if (curr === 0) {
-               continue;
-             } else if (prev && curr !== prev) {
-               return false;
+             for (var i = 0; i < x.length; i++) {
+               var tagName = Object.keys(x[i])[0];
+               if (!groups[tagName]) groups[tagName] = [];
+               groups[tagName].push(x[i][tagName]);
              }
 
-             prev = curr;
-           }
+             var ordered = {};
+             order.forEach(function (o) {
+               if (groups[o]) ordered[o] = groups[o];
+             });
+             return ordered;
+           } // sort relations in a changeset by dependencies
 
-           return true;
-         },
-         // returns an object with the tag that implies this is an area, if any
-         tagSuggestingArea: function tagSuggestingArea() {
-           return osmTagSuggestingArea(this.tags);
-         },
-         isArea: function isArea() {
-           if (this.tags.area === 'yes') return true;
-           if (!this.isClosed() || this.tags.area === 'no') return false;
-           return this.tagSuggestingArea() !== null;
-         },
-         isDegenerate: function isDegenerate() {
-           return new Set(this.nodes).size < (this.isArea() ? 3 : 2);
-         },
-         areAdjacent: function areAdjacent(n1, n2) {
-           for (var i = 0; i < this.nodes.length; i++) {
-             if (this.nodes[i] === n1) {
-               if (this.nodes[i - 1] === n2) return true;
-               if (this.nodes[i + 1] === n2) return true;
-             }
-           }
 
-           return false;
-         },
-         geometry: function geometry(graph) {
-           return graph["transient"](this, 'geometry', function () {
-             return this.isArea() ? 'area' : 'line';
-           });
-         },
-         // returns an array of objects representing the segments between the nodes in this way
-         segments: function segments(graph) {
-           function segmentExtent(graph) {
-             var n1 = graph.hasEntity(this.nodes[0]);
-             var n2 = graph.hasEntity(this.nodes[1]);
-             return n1 && n2 && geoExtent([[Math.min(n1.loc[0], n2.loc[0]), Math.min(n1.loc[1], n2.loc[1])], [Math.max(n1.loc[0], n2.loc[0]), Math.max(n1.loc[1], n2.loc[1])]]);
-           }
+           function sort(changes) {
+             // find a referenced relation in the current changeset
+             function resolve(item) {
+               return relations.find(function (relation) {
+                 return item.keyAttributes.type === 'relation' && item.keyAttributes.ref === relation['@id'];
+               });
+             } // a new item is an item that has not been already processed
 
-           return graph["transient"](this, 'segments', function () {
-             var segments = [];
 
-             for (var i = 0; i < this.nodes.length - 1; i++) {
-               segments.push({
-                 id: this.id + '-' + i,
-                 wayId: this.id,
-                 index: i,
-                 nodes: [this.nodes[i], this.nodes[i + 1]],
-                 extent: segmentExtent
+             function isNew(item) {
+               return !sorted[item['@id']] && !processing.find(function (proc) {
+                 return proc['@id'] === item['@id'];
                });
              }
 
-             return segments;
-           });
-         },
-         // If this way is not closed, append the beginning node to the end of the nodelist to close it.
-         close: function close() {
-           if (this.isClosed() || !this.nodes.length) return this;
-           var nodes = this.nodes.slice();
-           nodes = nodes.filter(noRepeatNodes);
-           nodes.push(nodes[0]);
-           return this.update({
-             nodes: nodes
-           });
-         },
-         // If this way is closed, remove any connector nodes from the end of the nodelist to unclose it.
-         unclose: function unclose() {
-           if (!this.isClosed()) return this;
-           var nodes = this.nodes.slice();
-           var connector = this.first();
-           var i = nodes.length - 1; // remove trailing connectors..
+             var processing = [];
+             var sorted = {};
+             var relations = changes.relation;
+             if (!relations) return changes;
 
-           while (i > 0 && nodes.length > 1 && nodes[i] === connector) {
-             nodes.splice(i, 1);
-             i = nodes.length - 1;
-           }
+             for (var i = 0; i < relations.length; i++) {
+               var relation = relations[i]; // skip relation if already sorted
 
-           nodes = nodes.filter(noRepeatNodes);
-           return this.update({
-             nodes: nodes
-           });
-         },
-         // Adds a node (id) in front of the node which is currently at position index.
-         // If index is undefined, the node will be added to the end of the way for linear ways,
-         //   or just before the final connecting node for circular ways.
-         // Consecutive duplicates are eliminated including existing ones.
-         // Circularity is always preserved when adding a node.
-         addNode: function addNode(id, index) {
-           var nodes = this.nodes.slice();
-           var isClosed = this.isClosed();
-           var max = isClosed ? nodes.length - 1 : nodes.length;
+               if (!sorted[relation['@id']]) {
+                 processing.push(relation);
+               }
 
-           if (index === undefined) {
-             index = max;
-           }
+               while (processing.length > 0) {
+                 var next = processing[0],
+                     deps = next.member.map(resolve).filter(Boolean).filter(isNew);
 
-           if (index < 0 || index > max) {
-             throw new RangeError('index ' + index + ' out of range 0..' + max);
-           } // If this is a closed way, remove all connector nodes except the first one
-           // (there may be duplicates) and adjust index if necessary..
+                 if (deps.length === 0) {
+                   sorted[next['@id']] = next;
+                   processing.shift();
+                 } else {
+                   processing = deps.concat(processing);
+                 }
+               }
+             }
 
+             changes.relation = Object.values(sorted);
+             return changes;
+           }
 
-           if (isClosed) {
-             var connector = this.first(); // leading connectors..
+           function rep(entity) {
+             return entity.asJXON(changeset_id);
+           }
 
-             var i = 1;
+           return {
+             osmChange: {
+               '@version': 0.6,
+               '@generator': 'iD',
+               'create': sort(nest(changes.created.map(rep), ['node', 'way', 'relation'])),
+               'modify': nest(changes.modified.map(rep), ['node', 'way', 'relation']),
+               'delete': Object.assign(nest(changes.deleted.map(rep), ['relation', 'way', 'node']), {
+                 '@if-unused': true
+               })
+             }
+           };
+         },
+         asGeoJSON: function asGeoJSON() {
+           return {};
+         }
+       });
 
-             while (i < nodes.length && nodes.length > 2 && nodes[i] === connector) {
-               nodes.splice(i, 1);
-               if (index > i) index--;
-             } // trailing connectors..
+       function osmNote() {
+         if (!(this instanceof osmNote)) {
+           return new osmNote().initialize(arguments);
+         } else if (arguments.length) {
+           this.initialize(arguments);
+         }
+       }
 
+       osmNote.id = function () {
+         return osmNote.id.next--;
+       };
 
-             i = nodes.length - 1;
+       osmNote.id.next = -1;
+       Object.assign(osmNote.prototype, {
+         type: 'note',
+         initialize: function initialize(sources) {
+           for (var i = 0; i < sources.length; ++i) {
+             var source = sources[i];
 
-             while (i > 0 && nodes.length > 1 && nodes[i] === connector) {
-               nodes.splice(i, 1);
-               if (index > i) index--;
-               i = nodes.length - 1;
+             for (var prop in source) {
+               if (Object.prototype.hasOwnProperty.call(source, prop)) {
+                 if (source[prop] === undefined) {
+                   delete this[prop];
+                 } else {
+                   this[prop] = source[prop];
+                 }
+               }
              }
            }
 
-           nodes.splice(index, 0, id);
-           nodes = nodes.filter(noRepeatNodes); // If the way was closed before, append a connector node to keep it closed..
-
-           if (isClosed && (nodes.length === 1 || nodes[0] !== nodes[nodes.length - 1])) {
-             nodes.push(nodes[0]);
+           if (!this.id) {
+             this.id = osmNote.id().toString();
            }
 
+           return this;
+         },
+         extent: function extent() {
+           return new geoExtent(this.loc);
+         },
+         update: function update(attrs) {
+           return osmNote(this, attrs); // {v: 1 + (this.v || 0)}
+         },
+         isNew: function isNew() {
+           return this.id < 0;
+         },
+         move: function move(loc) {
            return this.update({
-             nodes: nodes
+             loc: loc
            });
-         },
-         // Replaces the node which is currently at position index with the given node (id).
-         // Consecutive duplicates are eliminated including existing ones.
-         // Circularity is preserved when updating a node.
-         updateNode: function updateNode(id, index) {
-           var nodes = this.nodes.slice();
-           var isClosed = this.isClosed();
-           var max = nodes.length - 1;
-
-           if (index === undefined || index < 0 || index > max) {
-             throw new RangeError('index ' + index + ' out of range 0..' + max);
-           } // If this is a closed way, remove all connector nodes except the first one
-           // (there may be duplicates) and adjust index if necessary..
+         }
+       });
 
+       function osmRelation() {
+         if (!(this instanceof osmRelation)) {
+           return new osmRelation().initialize(arguments);
+         } else if (arguments.length) {
+           this.initialize(arguments);
+         }
+       }
+       osmEntity.relation = osmRelation;
+       osmRelation.prototype = Object.create(osmEntity.prototype);
 
-           if (isClosed) {
-             var connector = this.first(); // leading connectors..
+       osmRelation.creationOrder = function (a, b) {
+         var aId = parseInt(osmEntity.id.toOSM(a.id), 10);
+         var bId = parseInt(osmEntity.id.toOSM(b.id), 10);
+         if (aId < 0 || bId < 0) return aId - bId;
+         return bId - aId;
+       };
 
-             var i = 1;
+       Object.assign(osmRelation.prototype, {
+         type: 'relation',
+         members: [],
+         copy: function copy(resolver, copies) {
+           if (copies[this.id]) return copies[this.id];
+           var copy = osmEntity.prototype.copy.call(this, resolver, copies);
+           var members = this.members.map(function (member) {
+             return Object.assign({}, member, {
+               id: resolver.entity(member.id).copy(resolver, copies).id
+             });
+           });
+           copy = copy.update({
+             members: members
+           });
+           copies[this.id] = copy;
+           return copy;
+         },
+         extent: function extent(resolver, memo) {
+           return resolver["transient"](this, 'extent', function () {
+             if (memo && memo[this.id]) return geoExtent();
+             memo = memo || {};
+             memo[this.id] = true;
+             var extent = geoExtent();
 
-             while (i < nodes.length && nodes.length > 2 && nodes[i] === connector) {
-               nodes.splice(i, 1);
-               if (index > i) index--;
-             } // trailing connectors..
+             for (var i = 0; i < this.members.length; i++) {
+               var member = resolver.hasEntity(this.members[i].id);
 
+               if (member) {
+                 extent._extend(member.extent(resolver, memo));
+               }
+             }
 
-             i = nodes.length - 1;
+             return extent;
+           });
+         },
+         geometry: function geometry(graph) {
+           return graph["transient"](this, 'geometry', function () {
+             return this.isMultipolygon() ? 'area' : 'relation';
+           });
+         },
+         isDegenerate: function isDegenerate() {
+           return this.members.length === 0;
+         },
+         // Return an array of members, each extended with an 'index' property whose value
+         // is the member index.
+         indexedMembers: function indexedMembers() {
+           var result = new Array(this.members.length);
 
-             while (i > 0 && nodes.length > 1 && nodes[i] === connector) {
-               nodes.splice(i, 1);
-               if (index === i) index = 0; // update leading connector instead
+           for (var i = 0; i < this.members.length; i++) {
+             result[i] = Object.assign({}, this.members[i], {
+               index: i
+             });
+           }
 
-               i = nodes.length - 1;
+           return result;
+         },
+         // Return the first member with the given role. A copy of the member object
+         // is returned, extended with an 'index' property whose value is the member index.
+         memberByRole: function memberByRole(role) {
+           for (var i = 0; i < this.members.length; i++) {
+             if (this.members[i].role === role) {
+               return Object.assign({}, this.members[i], {
+                 index: i
+               });
              }
            }
+         },
+         // Same as memberByRole, but returns all members with the given role
+         membersByRole: function membersByRole(role) {
+           var result = [];
 
-           nodes.splice(index, 1, id);
-           nodes = nodes.filter(noRepeatNodes); // If the way was closed before, append a connector node to keep it closed..
+           for (var i = 0; i < this.members.length; i++) {
+             if (this.members[i].role === role) {
+               result.push(Object.assign({}, this.members[i], {
+                 index: i
+               }));
+             }
+           }
 
-           if (isClosed && (nodes.length === 1 || nodes[0] !== nodes[nodes.length - 1])) {
-             nodes.push(nodes[0]);
+           return result;
+         },
+         // Return the first member with the given id. A copy of the member object
+         // is returned, extended with an 'index' property whose value is the member index.
+         memberById: function memberById(id) {
+           for (var i = 0; i < this.members.length; i++) {
+             if (this.members[i].id === id) {
+               return Object.assign({}, this.members[i], {
+                 index: i
+               });
+             }
+           }
+         },
+         // Return the first member with the given id and role. A copy of the member object
+         // is returned, extended with an 'index' property whose value is the member index.
+         memberByIdAndRole: function memberByIdAndRole(id, role) {
+           for (var i = 0; i < this.members.length; i++) {
+             if (this.members[i].id === id && this.members[i].role === role) {
+               return Object.assign({}, this.members[i], {
+                 index: i
+               });
+             }
            }
-
+         },
+         addMember: function addMember(member, index) {
+           var members = this.members.slice();
+           members.splice(index === undefined ? members.length : index, 0, member);
            return this.update({
-             nodes: nodes
+             members: members
            });
          },
-         // Replaces each occurrence of node id needle with replacement.
-         // Consecutive duplicates are eliminated including existing ones.
-         // Circularity is preserved.
-         replaceNode: function replaceNode(needleID, replacementID) {
-           var nodes = this.nodes.slice();
-           var isClosed = this.isClosed();
-
-           for (var i = 0; i < nodes.length; i++) {
-             if (nodes[i] === needleID) {
-               nodes[i] = replacementID;
-             }
-           }
-
-           nodes = nodes.filter(noRepeatNodes); // If the way was closed before, append a connector node to keep it closed..
-
-           if (isClosed && (nodes.length === 1 || nodes[0] !== nodes[nodes.length - 1])) {
-             nodes.push(nodes[0]);
-           }
-
+         updateMember: function updateMember(member, index) {
+           var members = this.members.slice();
+           members.splice(index, 1, Object.assign({}, members[index], member));
            return this.update({
-             nodes: nodes
+             members: members
            });
          },
-         // Removes each occurrence of node id.
-         // Consecutive duplicates are eliminated including existing ones.
-         // Circularity is preserved.
-         removeNode: function removeNode(id) {
-           var nodes = this.nodes.slice();
-           var isClosed = this.isClosed();
-           nodes = nodes.filter(function (node) {
-             return node !== id;
-           }).filter(noRepeatNodes); // If the way was closed before, append a connector node to keep it closed..
+         removeMember: function removeMember(index) {
+           var members = this.members.slice();
+           members.splice(index, 1);
+           return this.update({
+             members: members
+           });
+         },
+         removeMembersWithID: function removeMembersWithID(id) {
+           var members = this.members.filter(function (m) {
+             return m.id !== id;
+           });
+           return this.update({
+             members: members
+           });
+         },
+         moveMember: function moveMember(fromIndex, toIndex) {
+           var members = this.members.slice();
+           members.splice(toIndex, 0, members.splice(fromIndex, 1)[0]);
+           return this.update({
+             members: members
+           });
+         },
+         // Wherever a member appears with id `needle.id`, replace it with a member
+         // with id `replacement.id`, type `replacement.type`, and the original role,
+         // By default, adding a duplicate member (by id and role) is prevented.
+         // Return an updated relation.
+         replaceMember: function replaceMember(needle, replacement, keepDuplicates) {
+           if (!this.memberById(needle.id)) return this;
+           var members = [];
 
-           if (isClosed && (nodes.length === 1 || nodes[0] !== nodes[nodes.length - 1])) {
-             nodes.push(nodes[0]);
+           for (var i = 0; i < this.members.length; i++) {
+             var member = this.members[i];
+
+             if (member.id !== needle.id) {
+               members.push(member);
+             } else if (keepDuplicates || !this.memberByIdAndRole(replacement.id, member.role)) {
+               members.push({
+                 id: replacement.id,
+                 type: replacement.type,
+                 role: member.role
+               });
+             }
            }
 
            return this.update({
-             nodes: nodes
+             members: members
            });
          },
          asJXON: function asJXON(changeset_id) {
            var r = {
-             way: {
+             relation: {
                '@id': this.osmId(),
                '@version': this.version || 0,
-               nd: this.nodes.map(function (id) {
+               member: this.members.map(function (member) {
                  return {
                    keyAttributes: {
-                     ref: osmEntity.id.toOSM(id)
+                     type: member.type,
+                     role: member.role,
+                     ref: osmEntity.id.toOSM(member.id)
                    }
                  };
                }, this),
            };
 
            if (changeset_id) {
-             r.way['@changeset'] = changeset_id;
+             r.relation['@changeset'] = changeset_id;
            }
 
            return r;
          },
          asGeoJSON: function asGeoJSON(resolver) {
            return resolver["transient"](this, 'GeoJSON', function () {
-             var coordinates = resolver.childNodes(this).map(function (n) {
-               return n.loc;
-             });
-
-             if (this.isArea() && this.isClosed()) {
+             if (this.isMultipolygon()) {
                return {
-                 type: 'Polygon',
-                 coordinates: [coordinates]
+                 type: 'MultiPolygon',
+                 coordinates: this.multipolygon(resolver)
                };
              } else {
                return {
-                 type: 'LineString',
-                 coordinates: coordinates
+                 type: 'FeatureCollection',
+                 properties: this.tags,
+                 features: this.members.map(function (member) {
+                   return Object.assign({
+                     role: member.role
+                   }, resolver.entity(member.id).asGeoJSON(resolver));
+                 })
                };
              }
            });
          },
          area: function area(resolver) {
            return resolver["transient"](this, 'area', function () {
-             var nodes = resolver.childNodes(this);
-             var json = {
-               type: 'Polygon',
-               coordinates: [nodes.map(function (n) {
-                 return n.loc;
-               })]
-             };
-
-             if (!this.isClosed() && nodes.length) {
-               json.coordinates[0].push(nodes[0].loc);
-             }
-
-             var area = d3_geoArea(json); // Heuristic for detecting counterclockwise winding order. Assumes
-             // that OpenStreetMap polygons are not hemisphere-spanning.
-
-             if (area > 2 * Math.PI) {
-               json.coordinates[0] = json.coordinates[0].reverse();
-               area = d3_geoArea(json);
-             }
-
-             return isNaN(area) ? 0 : area;
+             return d3_geoArea(this.asGeoJSON(resolver));
            });
-         }
-       }); // Filter function to eliminate consecutive duplicates.
-
-       function noRepeatNodes(node, i, arr) {
-         return i === 0 || node !== arr[i - 1];
-       }
-
-       //
-       // 1. Relation tagged with `type=multipolygon` and no interesting tags.
-       // 2. One and only one member with the `outer` role. Must be a way with interesting tags.
-       // 3. No members without a role.
-       //
-       // Old multipolygons are no longer recommended but are still rendered as areas by iD.
-
-       function osmOldMultipolygonOuterMemberOfRelation(entity, graph) {
-         if (entity.type !== 'relation' || !entity.isMultipolygon() || Object.keys(entity.tags).filter(osmIsInterestingTag).length > 1) {
-           return false;
-         }
-
-         var outerMember;
-
-         for (var memberIndex in entity.members) {
-           var member = entity.members[memberIndex];
-
-           if (!member.role || member.role === 'outer') {
-             if (outerMember) return false;
-             if (member.type !== 'way') return false;
-             if (!graph.hasEntity(member.id)) return false;
-             outerMember = graph.entity(member.id);
-
-             if (Object.keys(outerMember.tags).filter(osmIsInterestingTag).length === 0) {
+         },
+         isMultipolygon: function isMultipolygon() {
+           return this.tags.type === 'multipolygon';
+         },
+         isComplete: function isComplete(resolver) {
+           for (var i = 0; i < this.members.length; i++) {
+             if (!resolver.hasEntity(this.members[i].id)) {
                return false;
              }
            }
-         }
-
-         return outerMember;
-       } // For fixing up rendering of multipolygons with tags on the outer member.
-       // https://github.com/openstreetmap/iD/issues/613
-
-       function osmIsOldMultipolygonOuterMember(entity, graph) {
-         if (entity.type !== 'way' || Object.keys(entity.tags).filter(osmIsInterestingTag).length === 0) return false;
-         var parents = graph.parentRelations(entity);
-         if (parents.length !== 1) return false;
-         var parent = parents[0];
-         if (!parent.isMultipolygon() || Object.keys(parent.tags).filter(osmIsInterestingTag).length > 1) return false;
-         var members = parent.members,
-             member;
-
-         for (var i = 0; i < members.length; i++) {
-           member = members[i];
-           if (member.id === entity.id && member.role && member.role !== 'outer') return false; // Not outer member
-
-           if (member.id !== entity.id && (!member.role || member.role === 'outer')) return false; // Not a simple multipolygon
-         }
-
-         return parent;
-       }
-       function osmOldMultipolygonOuterMember(entity, graph) {
-         if (entity.type !== 'way') return false;
-         var parents = graph.parentRelations(entity);
-         if (parents.length !== 1) return false;
-         var parent = parents[0];
-         if (!parent.isMultipolygon() || Object.keys(parent.tags).filter(osmIsInterestingTag).length > 1) return false;
-         var members = parent.members,
-             member,
-             outerMember;
-
-         for (var i = 0; i < members.length; i++) {
-           member = members[i];
-
-           if (!member.role || member.role === 'outer') {
-             if (outerMember) return false; // Not a simple multipolygon
-
-             outerMember = member;
-           }
-         }
-
-         if (!outerMember) return false;
-         var outerEntity = graph.hasEntity(outerMember.id);
-         if (!outerEntity || !Object.keys(outerEntity.tags).filter(osmIsInterestingTag).length) return false;
-         return outerEntity;
-       } // Join `toJoin` array into sequences of connecting ways.
-       // Segments which share identical start/end nodes will, as much as possible,
-       // be connected with each other.
-       //
-       // The return value is a nested array. Each constituent array contains elements
-       // of `toJoin` which have been determined to connect.
-       //
-       // Each consitituent array also has a `nodes` property whose value is an
-       // ordered array of member nodes, with appropriate order reversal and
-       // start/end coordinate de-duplication.
-       //
-       // Members of `toJoin` must have, at minimum, `type` and `id` properties.
-       // Thus either an array of `osmWay`s or a relation member array may be used.
-       //
-       // If an member is an `osmWay`, its tags and childnodes may be reversed via
-       // `actionReverse` in the output.
-       //
-       // The returned sequences array also has an `actions` array property, containing
-       // any reversal actions that should be applied to the graph, should the calling
-       // code attempt to actually join the given ways.
-       //
-       // Incomplete members (those for which `graph.hasEntity(element.id)` returns
-       // false) and non-way members are ignored.
-       //
-
-       function osmJoinWays(toJoin, graph) {
-         function resolve(member) {
-           return graph.childNodes(graph.entity(member.id));
-         }
 
-         function reverse(item) {
-           var action = actionReverse(item.id, {
-             reverseOneway: true
+           return true;
+         },
+         hasFromViaTo: function hasFromViaTo() {
+           return this.members.some(function (m) {
+             return m.role === 'from';
+           }) && this.members.some(function (m) {
+             return m.role === 'via';
+           }) && this.members.some(function (m) {
+             return m.role === 'to';
            });
-           sequences.actions.push(action);
-           return item instanceof osmWay ? action(graph).entity(item.id) : item;
-         } // make a copy containing only the items to join
-
-
-         toJoin = toJoin.filter(function (member) {
-           return member.type === 'way' && graph.hasEntity(member.id);
-         }); // Are the things we are joining relation members or `osmWays`?
-         // If `osmWays`, skip the "prefer a forward path" code below (see #4872)
-
-         var i;
-         var joinAsMembers = true;
+         },
+         isRestriction: function isRestriction() {
+           return !!(this.tags.type && this.tags.type.match(/^restriction:?/));
+         },
+         isValidRestriction: function isValidRestriction() {
+           if (!this.isRestriction()) return false;
+           var froms = this.members.filter(function (m) {
+             return m.role === 'from';
+           });
+           var vias = this.members.filter(function (m) {
+             return m.role === 'via';
+           });
+           var tos = this.members.filter(function (m) {
+             return m.role === 'to';
+           });
+           if (froms.length !== 1 && this.tags.restriction !== 'no_entry') return false;
+           if (froms.some(function (m) {
+             return m.type !== 'way';
+           })) return false;
+           if (tos.length !== 1 && this.tags.restriction !== 'no_exit') return false;
+           if (tos.some(function (m) {
+             return m.type !== 'way';
+           })) return false;
+           if (vias.length === 0) return false;
+           if (vias.length > 1 && vias.some(function (m) {
+             return m.type !== 'way';
+           })) return false;
+           return true;
+         },
+         isConnectivity: function isConnectivity() {
+           return !!(this.tags.type && this.tags.type.match(/^connectivity:?/));
+         },
+         // Returns an array [A0, ... An], each Ai being an array of node arrays [Nds0, ... Ndsm],
+         // where Nds0 is an outer ring and subsequent Ndsi's (if any i > 0) being inner rings.
+         //
+         // This corresponds to the structure needed for rendering a multipolygon path using a
+         // `evenodd` fill rule, as well as the structure of a GeoJSON MultiPolygon geometry.
+         //
+         // In the case of invalid geometries, this function will still return a result which
+         // includes the nodes of all way members, but some Nds may be unclosed and some inner
+         // rings not matched with the intended outer ring.
+         //
+         multipolygon: function multipolygon(resolver) {
+           var outers = this.members.filter(function (m) {
+             return 'outer' === (m.role || 'outer');
+           });
+           var inners = this.members.filter(function (m) {
+             return 'inner' === m.role;
+           });
+           outers = osmJoinWays(outers, resolver);
+           inners = osmJoinWays(inners, resolver);
 
-         for (i = 0; i < toJoin.length; i++) {
-           if (toJoin[i] instanceof osmWay) {
-             joinAsMembers = false;
-             break;
-           }
-         }
+           var sequenceToLineString = function sequenceToLineString(sequence) {
+             if (sequence.nodes.length > 2 && sequence.nodes[0] !== sequence.nodes[sequence.nodes.length - 1]) {
+               // close unclosed parts to ensure correct area rendering - #2945
+               sequence.nodes.push(sequence.nodes[0]);
+             }
 
-         var sequences = [];
-         sequences.actions = [];
+             return sequence.nodes.map(function (node) {
+               return node.loc;
+             });
+           };
 
-         while (toJoin.length) {
-           // start a new sequence
-           var item = toJoin.shift();
-           var currWays = [item];
-           var currNodes = resolve(item).slice(); // add to it
+           outers = outers.map(sequenceToLineString);
+           inners = inners.map(sequenceToLineString);
+           var result = outers.map(function (o) {
+             // Heuristic for detecting counterclockwise winding order. Assumes
+             // that OpenStreetMap polygons are not hemisphere-spanning.
+             return [d3_geoArea({
+               type: 'Polygon',
+               coordinates: [o]
+             }) > 2 * Math.PI ? o.reverse() : o];
+           });
 
-           while (toJoin.length) {
-             var start = currNodes[0];
-             var end = currNodes[currNodes.length - 1];
-             var fn = null;
-             var nodes = null; // Find the next way/member to join.
+           function findOuter(inner) {
+             var o, outer;
 
-             for (i = 0; i < toJoin.length; i++) {
-               item = toJoin[i];
-               nodes = resolve(item); // (for member ordering only, not way ordering - see #4872)
-               // Strongly prefer to generate a forward path that preserves the order
-               // of the members array. For multipolygons and most relations, member
-               // order does not matter - but for routes, it does. (see #4589)
-               // If we started this sequence backwards (i.e. next member way attaches to
-               // the start node and not the end node), reverse the initial way before continuing.
+             for (o = 0; o < outers.length; o++) {
+               outer = outers[o];
 
-               if (joinAsMembers && currWays.length === 1 && nodes[0] !== end && nodes[nodes.length - 1] !== end && (nodes[nodes.length - 1] === start || nodes[0] === start)) {
-                 currWays[0] = reverse(currWays[0]);
-                 currNodes.reverse();
-                 start = currNodes[0];
-                 end = currNodes[currNodes.length - 1];
+               if (geoPolygonContainsPolygon(outer, inner)) {
+                 return o;
                }
+             }
 
-               if (nodes[0] === end) {
-                 fn = currNodes.push; // join to end
-
-                 nodes = nodes.slice(1);
-                 break;
-               } else if (nodes[nodes.length - 1] === end) {
-                 fn = currNodes.push; // join to end
-
-                 nodes = nodes.slice(0, -1).reverse();
-                 item = reverse(item);
-                 break;
-               } else if (nodes[nodes.length - 1] === start) {
-                 fn = currNodes.unshift; // join to beginning
-
-                 nodes = nodes.slice(0, -1);
-                 break;
-               } else if (nodes[0] === start) {
-                 fn = currNodes.unshift; // join to beginning
+             for (o = 0; o < outers.length; o++) {
+               outer = outers[o];
 
-                 nodes = nodes.slice(1).reverse();
-                 item = reverse(item);
-                 break;
-               } else {
-                 fn = nodes = null;
+               if (geoPolygonIntersectsPolygon(outer, inner, false)) {
+                 return o;
                }
              }
-
-             if (!nodes) {
-               // couldn't find a joinable way/member
-               break;
-             }
-
-             fn.apply(currWays, [item]);
-             fn.apply(currNodes, nodes);
-             toJoin.splice(i, 1);
            }
 
-           currWays.nodes = currNodes;
-           sequences.push(currWays);
-         }
-
-         return sequences;
-       }
-
-       function actionAddMember(relationId, member, memberIndex, insertPair) {
-         return function action(graph) {
-           var relation = graph.entity(relationId); // There are some special rules for Public Transport v2 routes.
-
-           var isPTv2 = /stop|platform/.test(member.role);
+           for (var i = 0; i < inners.length; i++) {
+             var inner = inners[i];
 
-           if ((isNaN(memberIndex) || insertPair) && member.type === 'way' && !isPTv2) {
-             // Try to perform sensible inserts based on how the ways join together
-             graph = addWayMember(relation, graph);
-           } else {
-             // see https://wiki.openstreetmap.org/wiki/Public_transport#Service_routes
-             // Stops and Platforms for PTv2 should be ordered first.
-             // hack: We do not currently have the ability to place them in the exactly correct order.
-             if (isPTv2 && isNaN(memberIndex)) {
-               memberIndex = 0;
+             if (d3_geoArea({
+               type: 'Polygon',
+               coordinates: [inner]
+             }) < 2 * Math.PI) {
+               inner = inner.reverse();
              }
 
-             graph = graph.replace(relation.addMember(member, memberIndex));
-           }
-
-           return graph;
-         }; // Add a way member into the relation "wherever it makes sense".
-         // In this situation we were not supplied a memberIndex.
-
-         function addWayMember(relation, graph) {
-           var groups, tempWay, item, i, j, k; // remove PTv2 stops and platforms before doing anything.
-
-           var PTv2members = [];
-           var members = [];
-
-           for (i = 0; i < relation.members.length; i++) {
-             var m = relation.members[i];
+             var o = findOuter(inners[i]);
 
-             if (/stop|platform/.test(m.role)) {
-               PTv2members.push(m);
+             if (o !== undefined) {
+               result[o].push(inners[i]);
              } else {
-               members.push(m);
+               result.push([inners[i]]); // Invalid geometry
              }
            }
 
-           relation = relation.update({
-             members: members
-           });
-
-           if (insertPair) {
-             // We're adding a member that must stay paired with an existing member.
-             // (This feature is used by `actionSplit`)
-             //
-             // This is tricky because the members may exist multiple times in the
-             // member list, and with different A-B/B-A ordering and different roles.
-             // (e.g. a bus route that loops out and back - #4589).
-             //
-             // Replace the existing member with a temporary way,
-             // so that `osmJoinWays` can treat the pair like a single way.
-             tempWay = osmWay({
-               id: 'wTemp',
-               nodes: insertPair.nodes
-             });
-             graph = graph.replace(tempWay);
-             var tempMember = {
-               id: tempWay.id,
-               type: 'way',
-               role: member.role
-             };
-             var tempRelation = relation.replaceMember({
-               id: insertPair.originalID
-             }, tempMember, true);
-             groups = utilArrayGroupBy(tempRelation.members, 'type');
-             groups.way = groups.way || [];
-           } else {
-             // Add the member anywhere, one time. Just push and let `osmJoinWays` decide where to put it.
-             groups = utilArrayGroupBy(relation.members, 'type');
-             groups.way = groups.way || [];
-             groups.way.push(member);
-           }
-
-           members = withIndex(groups.way);
-           var joined = osmJoinWays(members, graph); // `joined` might not contain all of the way members,
-           // But will contain only the completed (downloaded) members
-
-           for (i = 0; i < joined.length; i++) {
-             var segment = joined[i];
-             var nodes = segment.nodes.slice();
-             var startIndex = segment[0].index; // j = array index in `members` where this segment starts
+           return result;
+         }
+       });
 
-             for (j = 0; j < members.length; j++) {
-               if (members[j].index === startIndex) {
-                 break;
-               }
-             } // k = each member in segment
+       var QAItem = /*#__PURE__*/function () {
+         function QAItem(loc, service, itemType, id, props) {
+           _classCallCheck$1(this, QAItem);
 
+           // Store required properties
+           this.loc = loc;
+           this.service = service.title;
+           this.itemType = itemType; // All issues must have an ID for selection, use generic if none specified
 
-             for (k = 0; k < segment.length; k++) {
-               item = segment[k];
-               var way = graph.entity(item.id); // If this is a paired item, generate members in correct order and role
+           this.id = id ? id : "".concat(QAItem.id());
+           this.update(props); // Some QA services have marker icons to differentiate issues
 
-               if (tempWay && item.id === tempWay.id) {
-                 if (nodes[0].id === insertPair.nodes[0]) {
-                   item.pair = [{
-                     id: insertPair.originalID,
-                     type: 'way',
-                     role: item.role
-                   }, {
-                     id: insertPair.insertedID,
-                     type: 'way',
-                     role: item.role
-                   }];
-                 } else {
-                   item.pair = [{
-                     id: insertPair.insertedID,
-                     type: 'way',
-                     role: item.role
-                   }, {
-                     id: insertPair.originalID,
-                     type: 'way',
-                     role: item.role
-                   }];
-                 }
-               } // reorder `members` if necessary
+           if (service && typeof service.getIcon === 'function') {
+             this.icon = service.getIcon(itemType);
+           }
+         }
 
+         _createClass$1(QAItem, [{
+           key: "update",
+           value: function update(props) {
+             var _this = this;
 
-               if (k > 0) {
-                 if (j + k >= members.length || item.index !== members[j + k].index) {
-                   moveMember(members, item.index, j + k);
-                 }
-               }
+             // You can't override this initial information
+             var loc = this.loc,
+                 service = this.service,
+                 itemType = this.itemType,
+                 id = this.id;
+             Object.keys(props).forEach(function (prop) {
+               return _this[prop] = props[prop];
+             });
+             this.loc = loc;
+             this.service = service;
+             this.itemType = itemType;
+             this.id = id;
+             return this;
+           } // Generic handling for newly created QAItems
 
-               nodes.splice(0, way.nodes.length - 1);
-             }
+         }], [{
+           key: "id",
+           value: function id() {
+             return this.nextId--;
            }
+         }]);
 
-           if (tempWay) {
-             graph = graph.remove(tempWay);
-           } // Final pass: skip dead items, split pairs, remove index properties
+         return QAItem;
+       }();
+       QAItem.nextId = -1;
 
+       //
+       // Optionally, split only the given ways, if multiple ways share
+       // the given node.
+       //
+       // This is the inverse of `iD.actionJoin`.
+       //
+       // For testing convenience, accepts an ID to assign to the new way.
+       // Normally, this will be undefined and the way will automatically
+       // be assigned a new ID.
+       //
+       // Reference:
+       //   https://github.com/systemed/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/SplitWayAction.as
+       //
 
-           var wayMembers = [];
+       function actionSplit(nodeIds, newWayIds) {
+         // accept single ID for backwards-compatiblity
+         if (typeof nodeIds === 'string') nodeIds = [nodeIds];
 
-           for (i = 0; i < members.length; i++) {
-             item = members[i];
-             if (item.index === -1) continue;
+         var _wayIDs; // the strategy for picking which way will have a new version and which way is newly created
 
-             if (item.pair) {
-               wayMembers.push(item.pair[0]);
-               wayMembers.push(item.pair[1]);
-             } else {
-               wayMembers.push(utilObjectOmit(item, ['index']));
-             }
-           } // Put stops and platforms first, then nodes, ways, relations
-           // This is recommended for Public Transport v2 routes:
-           // see https://wiki.openstreetmap.org/wiki/Public_transport#Service_routes
 
+         var _keepHistoryOn = 'longest'; // 'longest', 'first'
+         // The IDs of the ways actually created by running this action
 
-           var newMembers = PTv2members.concat(groups.node || [], wayMembers, groups.relation || []);
-           return graph.replace(relation.update({
-             members: newMembers
-           })); // `moveMember()` changes the `members` array in place by splicing
-           // the item with `.index = findIndex` to where it belongs,
-           // and marking the old position as "dead" with `.index = -1`
-           //
-           // j=5, k=0                jk
-           // segment                 5 4 7 6
-           // members       0 1 2 3 4 5 6 7 8 9        keep 5 in j+k
-           //
-           // j=5, k=1                j k
-           // segment                 5 4 7 6
-           // members       0 1 2 3 4 5 6 7 8 9        move 4 to j+k
-           // members       0 1 2 3 x 5 4 6 7 8 9      moved
-           //
-           // j=5, k=2                j   k
-           // segment                 5 4 7 6
-           // members       0 1 2 3 x 5 4 6 7 8 9      move 7 to j+k
-           // members       0 1 2 3 x 5 4 7 6 x 8 9    moved
-           //
-           // j=5, k=3                j     k
-           // segment                 5 4 7 6
-           // members       0 1 2 3 x 5 4 7 6 x 8 9    keep 6 in j+k
-           //
+         var _createdWayIDs = [];
 
-           function moveMember(arr, findIndex, toIndex) {
-             var i;
+         function dist(graph, nA, nB) {
+           var locA = graph.entity(nA).loc;
+           var locB = graph.entity(nB).loc;
+           var epsilon = 1e-6;
+           return locA && locB ? geoSphericalDistance(locA, locB) : epsilon;
+         } // If the way is closed, we need to search for a partner node
+         // to split the way at.
+         //
+         // The following looks for a node that is both far away from
+         // the initial node in terms of way segment length and nearby
+         // in terms of beeline-distance. This assures that areas get
+         // split on the most "natural" points (independent of the number
+         // of nodes).
+         // For example: bone-shaped areas get split across their waist
+         // line, circles across the diameter.
 
-             for (i = 0; i < arr.length; i++) {
-               if (arr[i].index === findIndex) {
-                 break;
-               }
-             }
 
-             var item = Object.assign({}, arr[i]); // shallow copy
+         function splitArea(nodes, idxA, graph) {
+           var lengths = new Array(nodes.length);
+           var length;
+           var i;
+           var best = 0;
+           var idxB;
 
-             arr[i].index = -1; // mark as dead
+           function wrap(index) {
+             return utilWrap(index, nodes.length);
+           } // calculate lengths
 
-             item.index = toIndex;
-             arr.splice(toIndex, 0, item);
-           } // This is the same as `Relation.indexedMembers`,
-           // Except we don't want to index all the members, only the ways
 
+           length = 0;
 
-           function withIndex(arr) {
-             var result = new Array(arr.length);
+           for (i = wrap(idxA + 1); i !== idxA; i = wrap(i + 1)) {
+             length += dist(graph, nodes[i], nodes[wrap(i - 1)]);
+             lengths[i] = length;
+           }
 
-             for (var i = 0; i < arr.length; i++) {
-               result[i] = Object.assign({}, arr[i]); // shallow copy
+           length = 0;
 
-               result[i].index = i;
+           for (i = wrap(idxA - 1); i !== idxA; i = wrap(i - 1)) {
+             length += dist(graph, nodes[i], nodes[wrap(i + 1)]);
+
+             if (length < lengths[i]) {
+               lengths[i] = length;
              }
+           } // determine best opposite node to split
 
-             return result;
+
+           for (i = 0; i < nodes.length; i++) {
+             var cost = lengths[i] / dist(graph, nodes[idxA], nodes[i]);
+
+             if (cost > best) {
+               idxB = i;
+               best = cost;
+             }
            }
+
+           return idxB;
          }
-       }
 
-       function actionAddMidpoint(midpoint, node) {
-         return function (graph) {
-           graph = graph.replace(node.move(midpoint.loc));
-           var parents = utilArrayIntersection(graph.parentWays(graph.entity(midpoint.edge[0])), graph.parentWays(graph.entity(midpoint.edge[1])));
-           parents.forEach(function (way) {
-             for (var i = 0; i < way.nodes.length - 1; i++) {
-               if (geoEdgeEqual([way.nodes[i], way.nodes[i + 1]], midpoint.edge)) {
-                 graph = graph.replace(graph.entity(way.id).addNode(node.id, i + 1)); // Add only one midpoint on doubled-back segments,
-                 // turning them into self-intersections.
+         function totalLengthBetweenNodes(graph, nodes) {
+           var totalLength = 0;
 
-                 return;
-               }
-             }
-           });
-           return graph;
-         };
-       }
+           for (var i = 0; i < nodes.length - 1; i++) {
+             totalLength += dist(graph, nodes[i], nodes[i + 1]);
+           }
 
-       // https://github.com/openstreetmap/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/AddNodeToWayAction.as
-       function actionAddVertex(wayId, nodeId, index) {
-         return function (graph) {
-           return graph.replace(graph.entity(wayId).addNode(nodeId, index));
-         };
-       }
+           return totalLength;
+         }
 
-       function actionChangeMember(relationId, member, memberIndex) {
-         return function (graph) {
-           return graph.replace(graph.entity(relationId).updateMember(member, memberIndex));
-         };
-       }
+         function split(graph, nodeId, wayA, newWayId) {
+           var wayB = osmWay({
+             id: newWayId,
+             tags: wayA.tags
+           }); // `wayB` is the NEW way
 
-       function actionChangePreset(entityID, oldPreset, newPreset, skipFieldDefaults) {
-         return function action(graph) {
-           var entity = graph.entity(entityID);
-           var geometry = entity.geometry(graph);
-           var tags = entity.tags;
-           if (oldPreset) tags = oldPreset.unsetTags(tags, geometry);
-           if (newPreset) tags = newPreset.setTags(tags, geometry, skipFieldDefaults);
-           return graph.replace(entity.update({
-             tags: tags
-           }));
-         };
-       }
+           var origNodes = wayA.nodes.slice();
+           var nodesA;
+           var nodesB;
+           var isArea = wayA.isArea();
+           var isOuter = osmIsOldMultipolygonOuterMember(wayA, graph);
 
-       function actionChangeTags(entityId, tags) {
-         return function (graph) {
-           var entity = graph.entity(entityId);
-           return graph.replace(entity.update({
-             tags: tags
-           }));
-         };
-       }
+           if (wayA.isClosed()) {
+             var nodes = wayA.nodes.slice(0, -1);
+             var idxA = nodes.indexOf(nodeId);
+             var idxB = splitArea(nodes, idxA, graph);
 
-       function osmNode() {
-         if (!(this instanceof osmNode)) {
-           return new osmNode().initialize(arguments);
-         } else if (arguments.length) {
-           this.initialize(arguments);
-         }
-       }
-       osmEntity.node = osmNode;
-       osmNode.prototype = Object.create(osmEntity.prototype);
-       Object.assign(osmNode.prototype, {
-         type: 'node',
-         loc: [9999, 9999],
-         extent: function extent() {
-           return new geoExtent(this.loc);
-         },
-         geometry: function geometry(graph) {
-           return graph["transient"](this, 'geometry', function () {
-             return graph.isPoi(this) ? 'point' : 'vertex';
-           });
-         },
-         move: function move(loc) {
-           return this.update({
-             loc: loc
-           });
-         },
-         isDegenerate: function isDegenerate() {
-           return !(Array.isArray(this.loc) && this.loc.length === 2 && this.loc[0] >= -180 && this.loc[0] <= 180 && this.loc[1] >= -90 && this.loc[1] <= 90);
-         },
-         // Inspect tags and geometry to determine which direction(s) this node/vertex points
-         directions: function directions(resolver, projection) {
-           var val;
-           var i; // which tag to use?
+             if (idxB < idxA) {
+               nodesA = nodes.slice(idxA).concat(nodes.slice(0, idxB + 1));
+               nodesB = nodes.slice(idxB, idxA + 1);
+             } else {
+               nodesA = nodes.slice(idxA, idxB + 1);
+               nodesB = nodes.slice(idxB).concat(nodes.slice(0, idxA + 1));
+             }
+           } else {
+             var idx = wayA.nodes.indexOf(nodeId, 1);
+             nodesA = wayA.nodes.slice(0, idx + 1);
+             nodesB = wayA.nodes.slice(idx);
+           }
 
-           if (this.isHighwayIntersection(resolver) && (this.tags.stop || '').toLowerCase() === 'all') {
-             // all-way stop tag on a highway intersection
-             val = 'all';
+           var lengthA = totalLengthBetweenNodes(graph, nodesA);
+           var lengthB = totalLengthBetweenNodes(graph, nodesB);
+
+           if (_keepHistoryOn === 'longest' && lengthB > lengthA) {
+             // keep the history on the longer way, regardless of the node count
+             wayA = wayA.update({
+               nodes: nodesB
+             });
+             wayB = wayB.update({
+               nodes: nodesA
+             });
+             var temp = lengthA;
+             lengthA = lengthB;
+             lengthB = temp;
            } else {
-             // generic direction tag
-             val = (this.tags.direction || '').toLowerCase(); // better suffix-style direction tag
+             wayA = wayA.update({
+               nodes: nodesA
+             });
+             wayB = wayB.update({
+               nodes: nodesB
+             });
+           }
 
-             var re = /:direction$/i;
-             var keys = Object.keys(this.tags);
+           if (wayA.tags.step_count) {
+             // divide up the the step count proportionally between the two ways
+             var stepCount = parseFloat(wayA.tags.step_count);
 
-             for (i = 0; i < keys.length; i++) {
-               if (re.test(keys[i])) {
-                 val = this.tags[keys[i]].toLowerCase();
-                 break;
-               }
+             if (stepCount && // ensure a number
+             isFinite(stepCount) && // ensure positive
+             stepCount > 0 && // ensure integer
+             Math.round(stepCount) === stepCount) {
+               var tagsA = Object.assign({}, wayA.tags);
+               var tagsB = Object.assign({}, wayB.tags);
+               var ratioA = lengthA / (lengthA + lengthB);
+               var countA = Math.round(stepCount * ratioA);
+               tagsA.step_count = countA.toString();
+               tagsB.step_count = (stepCount - countA).toString();
+               wayA = wayA.update({
+                 tags: tagsA
+               });
+               wayB = wayB.update({
+                 tags: tagsB
+               });
              }
            }
 
-           if (val === '') return [];
-           var cardinal = {
-             north: 0,
-             n: 0,
-             northnortheast: 22,
-             nne: 22,
-             northeast: 45,
-             ne: 45,
-             eastnortheast: 67,
-             ene: 67,
-             east: 90,
-             e: 90,
-             eastsoutheast: 112,
-             ese: 112,
-             southeast: 135,
-             se: 135,
-             southsoutheast: 157,
-             sse: 157,
-             south: 180,
-             s: 180,
-             southsouthwest: 202,
-             ssw: 202,
-             southwest: 225,
-             sw: 225,
-             westsouthwest: 247,
-             wsw: 247,
-             west: 270,
-             w: 270,
-             westnorthwest: 292,
-             wnw: 292,
-             northwest: 315,
-             nw: 315,
-             northnorthwest: 337,
-             nnw: 337
-           };
-           var values = val.split(';');
-           var results = [];
-           values.forEach(function (v) {
-             // swap cardinal for numeric directions
-             if (cardinal[v] !== undefined) {
-               v = cardinal[v];
-             } // numeric direction - just add to results
+           graph = graph.replace(wayA);
+           graph = graph.replace(wayB);
+           graph.parentRelations(wayA).forEach(function (relation) {
+             var member; // Turn restrictions - make sure:
+             // 1. Splitting a FROM/TO way - only `wayA` OR `wayB` remains in relation
+             //    (whichever one is connected to the VIA node/ways)
+             // 2. Splitting a VIA way - `wayB` remains in relation as a VIA way
 
+             if (relation.hasFromViaTo()) {
+               var f = relation.memberByRole('from');
+               var v = relation.membersByRole('via');
+               var t = relation.memberByRole('to');
+               var i; // 1. split a FROM/TO
 
-             if (v !== '' && !isNaN(+v)) {
-               results.push(+v);
-               return;
-             } // string direction - inspect parent ways
+               if (f.id === wayA.id || t.id === wayA.id) {
+                 var keepB = false;
 
+                 if (v.length === 1 && v[0].type === 'node') {
+                   // check via node
+                   keepB = wayB.contains(v[0].id);
+                 } else {
+                   // check via way(s)
+                   for (i = 0; i < v.length; i++) {
+                     if (v[i].type === 'way') {
+                       var wayVia = graph.hasEntity(v[i].id);
 
-             var lookBackward = this.tags['traffic_sign:backward'] || v === 'backward' || v === 'both' || v === 'all';
-             var lookForward = this.tags['traffic_sign:forward'] || v === 'forward' || v === 'both' || v === 'all';
-             if (!lookForward && !lookBackward) return;
-             var nodeIds = {};
-             resolver.parentWays(this).forEach(function (parent) {
-               var nodes = parent.nodes;
+                       if (wayVia && utilArrayIntersection(wayB.nodes, wayVia.nodes).length) {
+                         keepB = true;
+                         break;
+                       }
+                     }
+                   }
+                 }
 
-               for (i = 0; i < nodes.length; i++) {
-                 if (nodes[i] === this.id) {
-                   // match current entity
-                   if (lookForward && i > 0) {
-                     nodeIds[nodes[i - 1]] = true; // look back to prev node
+                 if (keepB) {
+                   relation = relation.replaceMember(wayA, wayB);
+                   graph = graph.replace(relation);
+                 } // 2. split a VIA
+
+               } else {
+                 for (i = 0; i < v.length; i++) {
+                   if (v[i].type === 'way' && v[i].id === wayA.id) {
+                     member = {
+                       id: wayB.id,
+                       type: 'way',
+                       role: 'via'
+                     };
+                     graph = actionAddMember(relation.id, member, v[i].index + 1)(graph);
+                     break;
                    }
+                 }
+               } // All other relations (Routes, Multipolygons, etc):
+               // 1. Both `wayA` and `wayB` remain in the relation
+               // 2. But must be inserted as a pair (see `actionAddMember` for details)
+
+             } else {
+               if (relation === isOuter) {
+                 graph = graph.replace(relation.mergeTags(wayA.tags));
+                 graph = graph.replace(wayA.update({
+                   tags: {}
+                 }));
+                 graph = graph.replace(wayB.update({
+                   tags: {}
+                 }));
+               }
+
+               member = {
+                 id: wayB.id,
+                 type: 'way',
+                 role: relation.memberById(wayA.id).role
+               };
+               var insertPair = {
+                 originalID: wayA.id,
+                 insertedID: wayB.id,
+                 nodes: origNodes
+               };
+               graph = actionAddMember(relation.id, member, undefined, insertPair)(graph);
+             }
+           });
+
+           if (!isOuter && isArea) {
+             var multipolygon = osmRelation({
+               tags: Object.assign({}, wayA.tags, {
+                 type: 'multipolygon'
+               }),
+               members: [{
+                 id: wayA.id,
+                 role: 'outer',
+                 type: 'way'
+               }, {
+                 id: wayB.id,
+                 role: 'outer',
+                 type: 'way'
+               }]
+             });
+             graph = graph.replace(multipolygon);
+             graph = graph.replace(wayA.update({
+               tags: {}
+             }));
+             graph = graph.replace(wayB.update({
+               tags: {}
+             }));
+           }
 
-                   if (lookBackward && i < nodes.length - 1) {
-                     nodeIds[nodes[i + 1]] = true; // look ahead to next node
-                   }
-                 }
-               }
-             }, this);
-             Object.keys(nodeIds).forEach(function (nodeId) {
-               // +90 because geoAngle returns angle from X axis, not Y (north)
-               results.push(geoAngle(this, resolver.entity(nodeId), projection) * (180 / Math.PI) + 90);
-             }, this);
-           }, this);
-           return utilArrayUniq(results);
-         },
-         isEndpoint: function isEndpoint(resolver) {
-           return resolver["transient"](this, 'isEndpoint', function () {
-             var id = this.id;
-             return resolver.parentWays(this).filter(function (parent) {
-               return !parent.isClosed() && !!parent.affix(id);
-             }).length > 0;
-           });
-         },
-         isConnected: function isConnected(resolver) {
-           return resolver["transient"](this, 'isConnected', function () {
-             var parents = resolver.parentWays(this);
+           _createdWayIDs.push(wayB.id);
 
-             if (parents.length > 1) {
-               // vertex is connected to multiple parent ways
-               for (var i in parents) {
-                 if (parents[i].geometry(resolver) === 'line' && parents[i].hasInterestingTags()) return true;
-               }
-             } else if (parents.length === 1) {
-               var way = parents[0];
-               var nodes = way.nodes.slice();
+           return graph;
+         }
 
-               if (way.isClosed()) {
-                 nodes.pop();
-               } // ignore connecting node if closed
-               // return true if vertex appears multiple times (way is self intersecting)
+         var action = function action(graph) {
+           _createdWayIDs = [];
+           var newWayIndex = 0;
 
+           for (var i = 0; i < nodeIds.length; i++) {
+             var nodeId = nodeIds[i];
+             var candidates = action.waysForNode(nodeId, graph);
 
-               return nodes.indexOf(this.id) !== nodes.lastIndexOf(this.id);
+             for (var j = 0; j < candidates.length; j++) {
+               graph = split(graph, nodeId, candidates[j], newWayIds && newWayIds[newWayIndex]);
+               newWayIndex += 1;
              }
+           }
 
-             return false;
-           });
-         },
-         parentIntersectionWays: function parentIntersectionWays(resolver) {
-           return resolver["transient"](this, 'parentIntersectionWays', function () {
-             return resolver.parentWays(this).filter(function (parent) {
-               return (parent.tags.highway || parent.tags.waterway || parent.tags.railway || parent.tags.aeroway) && parent.geometry(resolver) === 'line';
+           return graph;
+         };
+
+         action.getCreatedWayIDs = function () {
+           return _createdWayIDs;
+         };
+
+         action.waysForNode = function (nodeId, graph) {
+           var node = graph.entity(nodeId);
+           var splittableParents = graph.parentWays(node).filter(isSplittable);
+
+           if (!_wayIDs) {
+             // If the ways to split aren't specified, only split the lines.
+             // If there are no lines to split, split the areas.
+             var hasLine = splittableParents.some(function (parent) {
+               return parent.geometry(graph) === 'line';
              });
-           });
-         },
-         isIntersection: function isIntersection(resolver) {
-           return this.parentIntersectionWays(resolver).length > 1;
-         },
-         isHighwayIntersection: function isHighwayIntersection(resolver) {
-           return resolver["transient"](this, 'isHighwayIntersection', function () {
-             return resolver.parentWays(this).filter(function (parent) {
-               return parent.tags.highway && parent.geometry(resolver) === 'line';
-             }).length > 1;
-           });
-         },
-         isOnAddressLine: function isOnAddressLine(resolver) {
-           return resolver["transient"](this, 'isOnAddressLine', function () {
-             return resolver.parentWays(this).filter(function (parent) {
-               return parent.tags.hasOwnProperty('addr:interpolation') && parent.geometry(resolver) === 'line';
-             }).length > 0;
-           });
-         },
-         asJXON: function asJXON(changeset_id) {
-           var r = {
-             node: {
-               '@id': this.osmId(),
-               '@lon': this.loc[0],
-               '@lat': this.loc[1],
-               '@version': this.version || 0,
-               tag: Object.keys(this.tags).map(function (k) {
-                 return {
-                   keyAttributes: {
-                     k: k,
-                     v: this.tags[k]
-                   }
-                 };
-               }, this)
+
+             if (hasLine) {
+               return splittableParents.filter(function (parent) {
+                 return parent.geometry(graph) === 'line';
+               });
              }
-           };
-           if (changeset_id) r.node['@changeset'] = changeset_id;
-           return r;
-         },
-         asGeoJSON: function asGeoJSON() {
-           return {
-             type: 'Point',
-             coordinates: this.loc
-           };
-         }
-       });
+           }
 
-       function actionCircularize(wayId, projection, maxAngle) {
-         maxAngle = (maxAngle || 20) * Math.PI / 180;
+           return splittableParents;
 
-         var action = function action(graph, t) {
-           if (t === null || !isFinite(t)) t = 1;
-           t = Math.min(Math.max(+t, 0), 1);
-           var way = graph.entity(wayId);
-           var origNodes = {};
-           graph.childNodes(way).forEach(function (node) {
-             if (!origNodes[node.id]) origNodes[node.id] = node;
-           });
+           function isSplittable(parent) {
+             // If the ways to split are specified, ignore everything else.
+             if (_wayIDs && _wayIDs.indexOf(parent.id) === -1) return false; // We can fake splitting closed ways at their endpoints...
 
-           if (!way.isConvex(graph)) {
-             graph = action.makeConvex(graph);
-           }
+             if (parent.isClosed()) return true; // otherwise, we can't split nodes at their endpoints.
 
-           var nodes = utilArrayUniq(graph.childNodes(way));
-           var keyNodes = nodes.filter(function (n) {
-             return graph.parentWays(n).length !== 1;
-           });
-           var points = nodes.map(function (n) {
-             return projection(n.loc);
-           });
-           var keyPoints = keyNodes.map(function (n) {
-             return projection(n.loc);
-           });
-           var centroid = points.length === 2 ? geoVecInterp(points[0], points[1], 0.5) : d3_polygonCentroid(points);
-           var radius = d3_median(points, function (p) {
-             return geoVecLength(centroid, p);
-           });
-           var sign = d3_polygonArea(points) > 0 ? 1 : -1;
-           var ids, i, j, k; // we need at least two key nodes for the algorithm to work
+             for (var i = 1; i < parent.nodes.length - 1; i++) {
+               if (parent.nodes[i] === nodeId) return true;
+             }
 
-           if (!keyNodes.length) {
-             keyNodes = [nodes[0]];
-             keyPoints = [points[0]];
+             return false;
            }
+         };
 
-           if (keyNodes.length === 1) {
-             var index = nodes.indexOf(keyNodes[0]);
-             var oppositeIndex = Math.floor((index + nodes.length / 2) % nodes.length);
-             keyNodes.push(nodes[oppositeIndex]);
-             keyPoints.push(points[oppositeIndex]);
-           } // key points and nodes are those connected to the ways,
-           // they are projected onto the circle, in between nodes are moved
-           // to constant intervals between key nodes, extra in between nodes are
-           // added if necessary.
+         action.ways = function (graph) {
+           return utilArrayUniq([].concat.apply([], nodeIds.map(function (nodeId) {
+             return action.waysForNode(nodeId, graph);
+           })));
+         };
 
+         action.disabled = function (graph) {
+           for (var i = 0; i < nodeIds.length; i++) {
+             var nodeId = nodeIds[i];
+             var candidates = action.waysForNode(nodeId, graph);
 
-           for (i = 0; i < keyPoints.length; i++) {
-             var nextKeyNodeIndex = (i + 1) % keyNodes.length;
-             var startNode = keyNodes[i];
-             var endNode = keyNodes[nextKeyNodeIndex];
-             var startNodeIndex = nodes.indexOf(startNode);
-             var endNodeIndex = nodes.indexOf(endNode);
-             var numberNewPoints = -1;
-             var indexRange = endNodeIndex - startNodeIndex;
-             var nearNodes = {};
-             var inBetweenNodes = [];
-             var startAngle, endAngle, totalAngle, eachAngle;
-             var angle, loc, node, origNode;
+             if (candidates.length === 0 || _wayIDs && _wayIDs.length !== candidates.length) {
+               return 'not_eligible';
+             }
+           }
+         };
 
-             if (indexRange < 0) {
-               indexRange += nodes.length;
-             } // position this key node
+         action.limitWays = function (val) {
+           if (!arguments.length) return _wayIDs;
+           _wayIDs = val;
+           return action;
+         };
 
+         action.keepHistoryOn = function (val) {
+           if (!arguments.length) return _keepHistoryOn;
+           _keepHistoryOn = val;
+           return action;
+         };
 
-             var distance = geoVecLength(centroid, keyPoints[i]) || 1e-4;
-             keyPoints[i] = [centroid[0] + (keyPoints[i][0] - centroid[0]) / distance * radius, centroid[1] + (keyPoints[i][1] - centroid[1]) / distance * radius];
-             loc = projection.invert(keyPoints[i]);
-             node = keyNodes[i];
-             origNode = origNodes[node.id];
-             node = node.move(geoVecInterp(origNode.loc, loc, t));
-             graph = graph.replace(node); // figure out the between delta angle we want to match to
+         return action;
+       }
 
-             startAngle = Math.atan2(keyPoints[i][1] - centroid[1], keyPoints[i][0] - centroid[0]);
-             endAngle = Math.atan2(keyPoints[nextKeyNodeIndex][1] - centroid[1], keyPoints[nextKeyNodeIndex][0] - centroid[0]);
-             totalAngle = endAngle - startAngle; // detects looping around -pi/pi
+       function coreGraph(other, mutable) {
+         if (!(this instanceof coreGraph)) return new coreGraph(other, mutable);
 
-             if (totalAngle * sign > 0) {
-               totalAngle = -sign * (2 * Math.PI - Math.abs(totalAngle));
-             }
+         if (other instanceof coreGraph) {
+           var base = other.base();
+           this.entities = Object.assign(Object.create(base.entities), other.entities);
+           this._parentWays = Object.assign(Object.create(base.parentWays), other._parentWays);
+           this._parentRels = Object.assign(Object.create(base.parentRels), other._parentRels);
+         } else {
+           this.entities = Object.create({});
+           this._parentWays = Object.create({});
+           this._parentRels = Object.create({});
+           this.rebase(other || [], [this]);
+         }
 
-             do {
-               numberNewPoints++;
-               eachAngle = totalAngle / (indexRange + numberNewPoints);
-             } while (Math.abs(eachAngle) > maxAngle); // move existing nodes
+         this.transients = {};
+         this._childNodes = {};
+         this.frozen = !mutable;
+       }
+       coreGraph.prototype = {
+         hasEntity: function hasEntity(id) {
+           return this.entities[id];
+         },
+         entity: function entity(id) {
+           var entity = this.entities[id]; //https://github.com/openstreetmap/iD/issues/3973#issuecomment-307052376
 
+           if (!entity) {
+             entity = this.entities.__proto__[id]; // eslint-disable-line no-proto
+           }
 
-             for (j = 1; j < indexRange; j++) {
-               angle = startAngle + j * eachAngle;
-               loc = projection.invert([centroid[0] + Math.cos(angle) * radius, centroid[1] + Math.sin(angle) * radius]);
-               node = nodes[(j + startNodeIndex) % nodes.length];
-               origNode = origNodes[node.id];
-               nearNodes[node.id] = angle;
-               node = node.move(geoVecInterp(origNode.loc, loc, t));
-               graph = graph.replace(node);
-             } // add new in between nodes if necessary
+           if (!entity) {
+             throw new Error('entity ' + id + ' not found');
+           }
 
+           return entity;
+         },
+         geometry: function geometry(id) {
+           return this.entity(id).geometry(this);
+         },
+         "transient": function transient(entity, key, fn) {
+           var id = entity.id;
+           var transients = this.transients[id] || (this.transients[id] = {});
 
-             for (j = 0; j < numberNewPoints; j++) {
-               angle = startAngle + (indexRange + j) * eachAngle;
-               loc = projection.invert([centroid[0] + Math.cos(angle) * radius, centroid[1] + Math.sin(angle) * radius]); // choose a nearnode to use as the original
+           if (transients[key] !== undefined) {
+             return transients[key];
+           }
 
-               var min = Infinity;
+           transients[key] = fn.call(entity);
+           return transients[key];
+         },
+         parentWays: function parentWays(entity) {
+           var parents = this._parentWays[entity.id];
+           var result = [];
 
-               for (var nodeId in nearNodes) {
-                 var nearAngle = nearNodes[nodeId];
-                 var dist = Math.abs(nearAngle - angle);
+           if (parents) {
+             parents.forEach(function (id) {
+               result.push(this.entity(id));
+             }, this);
+           }
 
-                 if (dist < min) {
-                   min = dist;
-                   origNode = origNodes[nodeId];
-                 }
-               }
+           return result;
+         },
+         isPoi: function isPoi(entity) {
+           var parents = this._parentWays[entity.id];
+           return !parents || parents.size === 0;
+         },
+         isShared: function isShared(entity) {
+           var parents = this._parentWays[entity.id];
+           return parents && parents.size > 1;
+         },
+         parentRelations: function parentRelations(entity) {
+           var parents = this._parentRels[entity.id];
+           var result = [];
 
-               node = osmNode({
-                 loc: geoVecInterp(origNode.loc, loc, t)
-               });
-               graph = graph.replace(node);
-               nodes.splice(endNodeIndex + j, 0, node);
-               inBetweenNodes.push(node.id);
-             } // Check for other ways that share these keyNodes..
-             // If keyNodes are adjacent in both ways,
-             // we can add inBetweenNodes to that shared way too..
+           if (parents) {
+             parents.forEach(function (id) {
+               result.push(this.entity(id));
+             }, this);
+           }
 
+           return result;
+         },
+         parentMultipolygons: function parentMultipolygons(entity) {
+           return this.parentRelations(entity).filter(function (relation) {
+             return relation.isMultipolygon();
+           });
+         },
+         childNodes: function childNodes(entity) {
+           if (this._childNodes[entity.id]) return this._childNodes[entity.id];
+           if (!entity.nodes) return [];
+           var nodes = [];
 
-             if (indexRange === 1 && inBetweenNodes.length) {
-               var startIndex1 = way.nodes.lastIndexOf(startNode.id);
-               var endIndex1 = way.nodes.lastIndexOf(endNode.id);
-               var wayDirection1 = endIndex1 - startIndex1;
+           for (var i = 0; i < entity.nodes.length; i++) {
+             nodes[i] = this.entity(entity.nodes[i]);
+           }
+           this._childNodes[entity.id] = nodes;
+           return this._childNodes[entity.id];
+         },
+         base: function base() {
+           return {
+             'entities': Object.getPrototypeOf(this.entities),
+             'parentWays': Object.getPrototypeOf(this._parentWays),
+             'parentRels': Object.getPrototypeOf(this._parentRels)
+           };
+         },
+         // Unlike other graph methods, rebase mutates in place. This is because it
+         // is used only during the history operation that merges newly downloaded
+         // data into each state. To external consumers, it should appear as if the
+         // graph always contained the newly downloaded data.
+         rebase: function rebase(entities, stack, force) {
+           var base = this.base();
+           var i, j, k, id;
 
-               if (wayDirection1 < -1) {
-                 wayDirection1 = 1;
-               }
+           for (i = 0; i < entities.length; i++) {
+             var entity = entities[i];
+             if (!entity.visible || !force && base.entities[entity.id]) continue; // Merging data into the base graph
 
-               var parentWays = graph.parentWays(keyNodes[i]);
+             base.entities[entity.id] = entity;
 
-               for (j = 0; j < parentWays.length; j++) {
-                 var sharedWay = parentWays[j];
-                 if (sharedWay === way) continue;
+             this._updateCalculated(undefined, entity, base.parentWays, base.parentRels); // Restore provisionally-deleted nodes that are discovered to have an extant parent
 
-                 if (sharedWay.areAdjacent(startNode.id, endNode.id)) {
-                   var startIndex2 = sharedWay.nodes.lastIndexOf(startNode.id);
-                   var endIndex2 = sharedWay.nodes.lastIndexOf(endNode.id);
-                   var wayDirection2 = endIndex2 - startIndex2;
-                   var insertAt = endIndex2;
 
-                   if (wayDirection2 < -1) {
-                     wayDirection2 = 1;
-                   }
+             if (entity.type === 'way') {
+               for (j = 0; j < entity.nodes.length; j++) {
+                 id = entity.nodes[j];
 
-                   if (wayDirection1 !== wayDirection2) {
-                     inBetweenNodes.reverse();
-                     insertAt = startIndex2;
-                   }
+                 for (k = 1; k < stack.length; k++) {
+                   var ents = stack[k].entities;
 
-                   for (k = 0; k < inBetweenNodes.length; k++) {
-                     sharedWay = sharedWay.addNode(inBetweenNodes[k], insertAt + k);
+                   if (ents.hasOwnProperty(id) && ents[id] === undefined) {
+                     delete ents[id];
                    }
-
-                   graph = graph.replace(sharedWay);
                  }
                }
              }
-           } // update the way to have all the new nodes
+           }
 
+           for (i = 0; i < stack.length; i++) {
+             stack[i]._updateRebased();
+           }
+         },
+         _updateRebased: function _updateRebased() {
+           var base = this.base();
+           Object.keys(this._parentWays).forEach(function (child) {
+             if (base.parentWays[child]) {
+               base.parentWays[child].forEach(function (id) {
+                 if (!this.entities.hasOwnProperty(id)) {
+                   this._parentWays[child].add(id);
+                 }
+               }, this);
+             }
+           }, this);
+           Object.keys(this._parentRels).forEach(function (child) {
+             if (base.parentRels[child]) {
+               base.parentRels[child].forEach(function (id) {
+                 if (!this.entities.hasOwnProperty(id)) {
+                   this._parentRels[child].add(id);
+                 }
+               }, this);
+             }
+           }, this);
+           this.transients = {}; // this._childNodes is not updated, under the assumption that
+           // ways are always downloaded with their child nodes.
+         },
+         // Updates calculated properties (parentWays, parentRels) for the specified change
+         _updateCalculated: function _updateCalculated(oldentity, entity, parentWays, parentRels) {
+           parentWays = parentWays || this._parentWays;
+           parentRels = parentRels || this._parentRels;
+           var type = entity && entity.type || oldentity && oldentity.type;
+           var removed, added, i;
 
-           ids = nodes.map(function (n) {
-             return n.id;
-           });
-           ids.push(ids[0]);
-           way = way.update({
-             nodes: ids
-           });
-           graph = graph.replace(way);
-           return graph;
-         };
+           if (type === 'way') {
+             // Update parentWays
+             if (oldentity && entity) {
+               removed = utilArrayDifference(oldentity.nodes, entity.nodes);
+               added = utilArrayDifference(entity.nodes, oldentity.nodes);
+             } else if (oldentity) {
+               removed = oldentity.nodes;
+               added = [];
+             } else if (entity) {
+               removed = [];
+               added = entity.nodes;
+             }
 
-         action.makeConvex = function (graph) {
-           var way = graph.entity(wayId);
-           var nodes = utilArrayUniq(graph.childNodes(way));
-           var points = nodes.map(function (n) {
-             return projection(n.loc);
-           });
-           var sign = d3_polygonArea(points) > 0 ? 1 : -1;
-           var hull = d3_polygonHull(points);
-           var i, j; // D3 convex hulls go counterclockwise..
+             for (i = 0; i < removed.length; i++) {
+               // make a copy of prototype property, store as own property, and update..
+               parentWays[removed[i]] = new Set(parentWays[removed[i]]);
+               parentWays[removed[i]]["delete"](oldentity.id);
+             }
 
-           if (sign === -1) {
-             nodes.reverse();
-             points.reverse();
+             for (i = 0; i < added.length; i++) {
+               // make a copy of prototype property, store as own property, and update..
+               parentWays[added[i]] = new Set(parentWays[added[i]]);
+               parentWays[added[i]].add(entity.id);
+             }
+           } else if (type === 'relation') {
+             // Update parentRels
+             // diff only on the IDs since the same entity can be a member multiple times with different roles
+             var oldentityMemberIDs = oldentity ? oldentity.members.map(function (m) {
+               return m.id;
+             }) : [];
+             var entityMemberIDs = entity ? entity.members.map(function (m) {
+               return m.id;
+             }) : [];
+
+             if (oldentity && entity) {
+               removed = utilArrayDifference(oldentityMemberIDs, entityMemberIDs);
+               added = utilArrayDifference(entityMemberIDs, oldentityMemberIDs);
+             } else if (oldentity) {
+               removed = oldentityMemberIDs;
+               added = [];
+             } else if (entity) {
+               removed = [];
+               added = entityMemberIDs;
+             }
+
+             for (i = 0; i < removed.length; i++) {
+               // make a copy of prototype property, store as own property, and update..
+               parentRels[removed[i]] = new Set(parentRels[removed[i]]);
+               parentRels[removed[i]]["delete"](oldentity.id);
+             }
+
+             for (i = 0; i < added.length; i++) {
+               // make a copy of prototype property, store as own property, and update..
+               parentRels[added[i]] = new Set(parentRels[added[i]]);
+               parentRels[added[i]].add(entity.id);
+             }
            }
+         },
+         replace: function replace(entity) {
+           if (this.entities[entity.id] === entity) return this;
+           return this.update(function () {
+             this._updateCalculated(this.entities[entity.id], entity);
 
-           for (i = 0; i < hull.length - 1; i++) {
-             var startIndex = points.indexOf(hull[i]);
-             var endIndex = points.indexOf(hull[i + 1]);
-             var indexRange = endIndex - startIndex;
+             this.entities[entity.id] = entity;
+           });
+         },
+         remove: function remove(entity) {
+           return this.update(function () {
+             this._updateCalculated(entity, undefined);
 
-             if (indexRange < 0) {
-               indexRange += nodes.length;
-             } // move interior nodes to the surface of the convex hull..
+             this.entities[entity.id] = undefined;
+           });
+         },
+         revert: function revert(id) {
+           var baseEntity = this.base().entities[id];
+           var headEntity = this.entities[id];
+           if (headEntity === baseEntity) return this;
+           return this.update(function () {
+             this._updateCalculated(headEntity, baseEntity);
 
+             delete this.entities[id];
+           });
+         },
+         update: function update() {
+           var graph = this.frozen ? coreGraph(this, true) : this;
 
-             for (j = 1; j < indexRange; j++) {
-               var point = geoVecInterp(hull[i], hull[i + 1], j / indexRange);
-               var node = nodes[(j + startIndex) % nodes.length].move(projection.invert(point));
-               graph = graph.replace(node);
-             }
+           for (var i = 0; i < arguments.length; i++) {
+             arguments[i].call(graph, graph);
            }
 
+           if (this.frozen) graph.frozen = true;
            return graph;
-         };
+         },
+         // Obliterates any existing entities
+         load: function load(entities) {
+           var base = this.base();
+           this.entities = Object.create(base.entities);
 
-         action.disabled = function (graph) {
-           if (!graph.entity(wayId).isClosed()) {
-             return 'not_closed';
-           } //disable when already circular
+           for (var i in entities) {
+             this.entities[i] = entities[i];
 
+             this._updateCalculated(base.entities[i], this.entities[i]);
+           }
 
-           var way = graph.entity(wayId);
-           var nodes = utilArrayUniq(graph.childNodes(way));
-           var points = nodes.map(function (n) {
-             return projection(n.loc);
-           });
-           var hull = d3_polygonHull(points);
-           var epsilonAngle = Math.PI / 180;
+           return this;
+         }
+       };
 
-           if (hull.length !== points.length || hull.length < 3) {
-             return false;
-           }
+       function osmTurn(turn) {
+         if (!(this instanceof osmTurn)) {
+           return new osmTurn(turn);
+         }
 
-           var centroid = d3_polygonCentroid(points);
-           var radius = geoVecLengthSquare(centroid, points[0]);
-           var i, actualPoint; // compare distances between centroid and points
+         Object.assign(this, turn);
+       }
+       function osmIntersection(graph, startVertexId, maxDistance) {
+         maxDistance = maxDistance || 30; // in meters
 
-           for (i = 0; i < hull.length; i++) {
-             actualPoint = hull[i];
-             var actualDist = geoVecLengthSquare(actualPoint, centroid);
-             var diff = Math.abs(actualDist - radius); //compare distances with epsilon-error (5%)
+         var vgraph = coreGraph(); // virtual graph
 
-             if (diff > 0.05 * radius) {
-               return false;
-             }
-           } //check if central angles are smaller than maxAngle
+         var i, j, k;
 
+         function memberOfRestriction(entity) {
+           return graph.parentRelations(entity).some(function (r) {
+             return r.isRestriction();
+           });
+         }
 
-           for (i = 0; i < hull.length; i++) {
-             actualPoint = hull[i];
-             var nextPoint = hull[(i + 1) % hull.length];
-             var startAngle = Math.atan2(actualPoint[1] - centroid[1], actualPoint[0] - centroid[0]);
-             var endAngle = Math.atan2(nextPoint[1] - centroid[1], nextPoint[0] - centroid[0]);
-             var angle = endAngle - startAngle;
+         function isRoad(way) {
+           if (way.isArea() || way.isDegenerate()) return false;
+           var roads = {
+             'motorway': true,
+             'motorway_link': true,
+             'trunk': true,
+             'trunk_link': true,
+             'primary': true,
+             'primary_link': true,
+             'secondary': true,
+             'secondary_link': true,
+             'tertiary': true,
+             'tertiary_link': true,
+             'residential': true,
+             'unclassified': true,
+             'living_street': true,
+             'service': true,
+             'road': true,
+             'track': true
+           };
+           return roads[way.tags.highway];
+         }
 
-             if (angle < 0) {
-               angle = -angle;
-             }
+         var startNode = graph.entity(startVertexId);
+         var checkVertices = [startNode];
+         var checkWays;
+         var vertices = [];
+         var vertexIds = [];
+         var vertex;
+         var ways = [];
+         var wayIds = [];
+         var way;
+         var nodes = [];
+         var node;
+         var parents = [];
+         var parent; // `actions` will store whatever actions must be performed to satisfy
+         // preconditions for adding a turn restriction to this intersection.
+         //  - Remove any existing degenerate turn restrictions (missing from/to, etc)
+         //  - Reverse oneways so that they are drawn in the forward direction
+         //  - Split ways on key vertices
 
-             if (angle > Math.PI) {
-               angle = 2 * Math.PI - angle;
-             }
+         var actions = []; // STEP 1:  walk the graph outwards from starting vertex to search
+         //  for more key vertices and ways to include in the intersection..
 
-             if (angle > maxAngle + epsilonAngle) {
-               return false;
-             }
-           }
+         while (checkVertices.length) {
+           vertex = checkVertices.pop(); // check this vertex for parent ways that are roads
 
-           return 'already_circular';
-         };
+           checkWays = graph.parentWays(vertex);
+           var hasWays = false;
 
-         action.transitionable = true;
-         return action;
-       }
+           for (i = 0; i < checkWays.length; i++) {
+             way = checkWays[i];
+             if (!isRoad(way) && !memberOfRestriction(way)) continue;
+             ways.push(way); // it's a road, or it's already in a turn restriction
 
-       function actionDeleteWay(wayID) {
-         function canDeleteNode(node, graph) {
-           // don't delete nodes still attached to ways or relations
-           if (graph.parentWays(node).length || graph.parentRelations(node).length) return false;
-           var geometries = osmNodeGeometriesForTags(node.tags); // don't delete if this node can be a standalone point
+             hasWays = true; // check the way's children for more key vertices
 
-           if (geometries.point) return false; // delete if this node only be a vertex
+             nodes = utilArrayUniq(graph.childNodes(way));
 
-           if (geometries.vertex) return true; // iD doesn't know if this should be a point or vertex,
-           // so only delete if there are no interesting tags
+             for (j = 0; j < nodes.length; j++) {
+               node = nodes[j];
+               if (node === vertex) continue; // same thing
 
-           return !node.hasInterestingTags();
-         }
+               if (vertices.indexOf(node) !== -1) continue; // seen it already
 
-         var action = function action(graph) {
-           var way = graph.entity(wayID);
-           graph.parentRelations(way).forEach(function (parent) {
-             parent = parent.removeMembersWithID(wayID);
-             graph = graph.replace(parent);
+               if (geoSphericalDistance(node.loc, startNode.loc) > maxDistance) continue; // too far from start
+               // a key vertex will have parents that are also roads
 
-             if (parent.isDegenerate()) {
-               graph = actionDeleteRelation(parent.id)(graph);
-             }
-           });
-           new Set(way.nodes).forEach(function (nodeID) {
-             graph = graph.replace(way.removeNode(nodeID));
-             var node = graph.entity(nodeID);
+               var hasParents = false;
+               parents = graph.parentWays(node);
 
-             if (canDeleteNode(node, graph)) {
-               graph = graph.remove(node);
-             }
-           });
-           return graph.remove(way);
-         };
+               for (k = 0; k < parents.length; k++) {
+                 parent = parents[k];
+                 if (parent === way) continue; // same thing
 
-         return action;
-       }
+                 if (ways.indexOf(parent) !== -1) continue; // seen it already
 
-       function actionDeleteMultiple(ids) {
-         var actions = {
-           way: actionDeleteWay,
-           node: actionDeleteNode,
-           relation: actionDeleteRelation
-         };
+                 if (!isRoad(parent)) continue; // not a road
 
-         var action = function action(graph) {
-           ids.forEach(function (id) {
-             if (graph.hasEntity(id)) {
-               // It may have been deleted already.
-               graph = actions[graph.entity(id).type](id)(graph);
-             }
-           });
-           return graph;
-         };
+                 hasParents = true;
+                 break;
+               }
 
-         return action;
-       }
+               if (hasParents) {
+                 checkVertices.push(node);
+               }
+             }
+           }
 
-       function actionDeleteRelation(relationID, allowUntaggedMembers) {
-         function canDeleteEntity(entity, graph) {
-           return !graph.parentWays(entity).length && !graph.parentRelations(entity).length && !entity.hasInterestingTags() && !allowUntaggedMembers;
+           if (hasWays) {
+             vertices.push(vertex);
+           }
          }
 
-         var action = function action(graph) {
-           var relation = graph.entity(relationID);
-           graph.parentRelations(relation).forEach(function (parent) {
-             parent = parent.removeMembersWithID(relationID);
-             graph = graph.replace(parent);
+         vertices = utilArrayUniq(vertices);
+         ways = utilArrayUniq(ways); // STEP 2:  Build a virtual graph containing only the entities in the intersection..
+         // Everything done after this step should act on the virtual graph
+         // Any actions that must be performed later to the main graph go in `actions` array
 
-             if (parent.isDegenerate()) {
-               graph = actionDeleteRelation(parent.id)(graph);
-             }
+         ways.forEach(function (way) {
+           graph.childNodes(way).forEach(function (node) {
+             vgraph = vgraph.replace(node);
            });
-           var memberIDs = utilArrayUniq(relation.members.map(function (m) {
-             return m.id;
-           }));
-           memberIDs.forEach(function (memberID) {
-             graph = graph.replace(relation.removeMembersWithID(memberID));
-             var entity = graph.entity(memberID);
-
-             if (canDeleteEntity(entity, graph)) {
-               graph = actionDeleteMultiple([memberID])(graph);
+           vgraph = vgraph.replace(way);
+           graph.parentRelations(way).forEach(function (relation) {
+             if (relation.isRestriction()) {
+               if (relation.isValidRestriction(graph)) {
+                 vgraph = vgraph.replace(relation);
+               } else if (relation.isComplete(graph)) {
+                 actions.push(actionDeleteRelation(relation.id));
+               }
              }
            });
-           return graph.remove(relation);
-         };
+         }); // STEP 3:  Force all oneways to be drawn in the forward direction
 
-         return action;
-       }
+         ways.forEach(function (w) {
+           var way = vgraph.entity(w.id);
 
-       function actionDeleteNode(nodeId) {
-         var action = function action(graph) {
-           var node = graph.entity(nodeId);
-           graph.parentWays(node).forEach(function (parent) {
-             parent = parent.removeNode(nodeId);
-             graph = graph.replace(parent);
+           if (way.tags.oneway === '-1') {
+             var action = actionReverse(way.id, {
+               reverseOneway: true
+             });
+             actions.push(action);
+             vgraph = action(vgraph);
+           }
+         }); // STEP 4:  Split ways on key vertices
 
-             if (parent.isDegenerate()) {
-               graph = actionDeleteWay(parent.id)(graph);
-             }
-           });
-           graph.parentRelations(node).forEach(function (parent) {
-             parent = parent.removeMembersWithID(nodeId);
-             graph = graph.replace(parent);
+         var origCount = osmEntity.id.next.way;
+         vertices.forEach(function (v) {
+           // This is an odd way to do it, but we need to find all the ways that
+           // will be split here, then split them one at a time to ensure that these
+           // actions can be replayed on the main graph exactly in the same order.
+           // (It is unintuitive, but the order of ways returned from graph.parentWays()
+           // is arbitrary, depending on how the main graph and vgraph were built)
+           var splitAll = actionSplit([v.id]).keepHistoryOn('first');
 
-             if (parent.isDegenerate()) {
-               graph = actionDeleteRelation(parent.id)(graph);
-             }
-           });
-           return graph.remove(node);
-         };
+           if (!splitAll.disabled(vgraph)) {
+             splitAll.ways(vgraph).forEach(function (way) {
+               var splitOne = actionSplit([v.id]).limitWays([way.id]).keepHistoryOn('first');
+               actions.push(splitOne);
+               vgraph = splitOne(vgraph);
+             });
+           }
+         }); // In here is where we should also split the intersection at nearby junction.
+         //   for https://github.com/mapbox/iD-internal/issues/31
+         // nearbyVertices.forEach(function(v) {
+         // });
+         // Reasons why we reset the way id count here:
+         //  1. Continuity with way ids created by the splits so that we can replay
+         //     these actions later if the user decides to create a turn restriction
+         //  2. Avoids churning way ids just by hovering over a vertex
+         //     and displaying the turn restriction editor
 
-         return action;
-       }
+         osmEntity.id.next.way = origCount; // STEP 5:  Update arrays to point to vgraph entities
 
-       //
-       // First choose a node to be the survivor, with preference given
-       // to an existing (not new) node.
-       //
-       // Tags and relation memberships of of non-surviving nodes are merged
-       // to the survivor.
-       //
-       // This is the inverse of `iD.actionDisconnect`.
-       //
-       // Reference:
-       //   https://github.com/openstreetmap/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/MergeNodesAction.as
-       //   https://github.com/openstreetmap/josm/blob/mirror/src/org/openstreetmap/josm/actions/MergeNodesAction.java
-       //
+         vertexIds = vertices.map(function (v) {
+           return v.id;
+         });
+         vertices = [];
+         ways = [];
+         vertexIds.forEach(function (id) {
+           var vertex = vgraph.entity(id);
+           var parents = vgraph.parentWays(vertex);
+           vertices.push(vertex);
+           ways = ways.concat(parents);
+         });
+         vertices = utilArrayUniq(vertices);
+         ways = utilArrayUniq(ways);
+         vertexIds = vertices.map(function (v) {
+           return v.id;
+         });
+         wayIds = ways.map(function (w) {
+           return w.id;
+         }); // STEP 6:  Update the ways with some metadata that will be useful for
+         // walking the intersection graph later and rendering turn arrows.
 
-       function actionConnect(nodeIDs) {
-         var action = function action(graph) {
-           var survivor;
-           var node;
-           var parents;
-           var i, j; // Choose a survivor node, prefer an existing (not new) node - #4974
+         function withMetadata(way, vertexIds) {
+           var __oneWay = way.isOneWay(); // which affixes are key vertices?
 
-           for (i = 0; i < nodeIDs.length; i++) {
-             survivor = graph.entity(nodeIDs[i]);
-             if (survivor.version) break; // found one
-           } // Replace all non-surviving nodes with the survivor and merge tags.
 
+           var __first = vertexIds.indexOf(way.first()) !== -1;
 
-           for (i = 0; i < nodeIDs.length; i++) {
-             node = graph.entity(nodeIDs[i]);
-             if (node.id === survivor.id) continue;
-             parents = graph.parentWays(node);
+           var __last = vertexIds.indexOf(way.last()) !== -1; // what roles is this way eligible for?
 
-             for (j = 0; j < parents.length; j++) {
-               graph = graph.replace(parents[j].replaceNode(node.id, survivor.id));
-             }
 
-             parents = graph.parentRelations(node);
+           var __via = __first && __last;
 
-             for (j = 0; j < parents.length; j++) {
-               graph = graph.replace(parents[j].replaceMember(node, survivor));
-             }
+           var __from = __first && !__oneWay || __last;
 
-             survivor = survivor.mergeTags(node.tags);
-             graph = actionDeleteNode(node.id)(graph);
-           }
+           var __to = __first || __last && !__oneWay;
 
-           graph = graph.replace(survivor); // find and delete any degenerate ways created by connecting adjacent vertices
+           return way.update({
+             __first: __first,
+             __last: __last,
+             __from: __from,
+             __via: __via,
+             __to: __to,
+             __oneWay: __oneWay
+           });
+         }
 
-           parents = graph.parentWays(survivor);
+         ways = [];
+         wayIds.forEach(function (id) {
+           var way = withMetadata(vgraph.entity(id), vertexIds);
+           vgraph = vgraph.replace(way);
+           ways.push(way);
+         }); // STEP 7:  Simplify - This is an iterative process where we:
+         //  1. Find trivial vertices with only 2 parents
+         //  2. trim off the leaf way from those vertices and remove from vgraph
 
-           for (i = 0; i < parents.length; i++) {
-             if (parents[i].isDegenerate()) {
-               graph = actionDeleteWay(parents[i].id)(graph);
-             }
-           }
+         var keepGoing;
+         var removeWayIds = [];
+         var removeVertexIds = [];
 
-           return graph;
-         };
+         do {
+           keepGoing = false;
+           checkVertices = vertexIds.slice();
 
-         action.disabled = function (graph) {
-           var seen = {};
-           var restrictionIDs = [];
-           var survivor;
-           var node, way;
-           var relations, relation, role;
-           var i, j, k; // Choose a survivor node, prefer an existing (not new) node - #4974
+           for (i = 0; i < checkVertices.length; i++) {
+             var vertexId = checkVertices[i];
+             vertex = vgraph.hasEntity(vertexId);
 
-           for (i = 0; i < nodeIDs.length; i++) {
-             survivor = graph.entity(nodeIDs[i]);
-             if (survivor.version) break; // found one
-           } // 1. disable if the nodes being connected have conflicting relation roles
+             if (!vertex) {
+               if (vertexIds.indexOf(vertexId) !== -1) {
+                 vertexIds.splice(vertexIds.indexOf(vertexId), 1); // stop checking this one
+               }
 
+               removeVertexIds.push(vertexId);
+               continue;
+             }
 
-           for (i = 0; i < nodeIDs.length; i++) {
-             node = graph.entity(nodeIDs[i]);
-             relations = graph.parentRelations(node);
+             parents = vgraph.parentWays(vertex);
 
-             for (j = 0; j < relations.length; j++) {
-               relation = relations[j];
-               role = relation.memberById(node.id).role || ''; // if this node is a via node in a restriction, remember for later
+             if (parents.length < 3) {
+               if (vertexIds.indexOf(vertexId) !== -1) {
+                 vertexIds.splice(vertexIds.indexOf(vertexId), 1); // stop checking this one
+               }
+             }
 
-               if (relation.hasFromViaTo()) {
-                 restrictionIDs.push(relation.id);
+             if (parents.length === 2) {
+               // vertex with 2 parents is trivial
+               var a = parents[0];
+               var b = parents[1];
+               var aIsLeaf = a && !a.__via;
+               var bIsLeaf = b && !b.__via;
+               var leaf, survivor;
+
+               if (aIsLeaf && !bIsLeaf) {
+                 leaf = a;
+                 survivor = b;
+               } else if (!aIsLeaf && bIsLeaf) {
+                 leaf = b;
+                 survivor = a;
                }
 
-               if (seen[relation.id] !== undefined && seen[relation.id] !== role) {
-                 return 'relation';
-               } else {
-                 seen[relation.id] = role;
+               if (leaf && survivor) {
+                 survivor = withMetadata(survivor, vertexIds); // update survivor way
+
+                 vgraph = vgraph.replace(survivor).remove(leaf); // update graph
+
+                 removeWayIds.push(leaf.id);
+                 keepGoing = true;
                }
              }
-           } // gather restrictions for parent ways
 
+             parents = vgraph.parentWays(vertex);
 
-           for (i = 0; i < nodeIDs.length; i++) {
-             node = graph.entity(nodeIDs[i]);
-             var parents = graph.parentWays(node);
+             if (parents.length < 2) {
+               // vertex is no longer a key vertex
+               if (vertexIds.indexOf(vertexId) !== -1) {
+                 vertexIds.splice(vertexIds.indexOf(vertexId), 1); // stop checking this one
+               }
 
-             for (j = 0; j < parents.length; j++) {
-               var parent = parents[j];
-               relations = graph.parentRelations(parent);
+               removeVertexIds.push(vertexId);
+               keepGoing = true;
+             }
 
-               for (k = 0; k < relations.length; k++) {
-                 relation = relations[k];
+             if (parents.length < 1) {
+               // vertex is no longer attached to anything
+               vgraph = vgraph.remove(vertex);
+             }
+           }
+         } while (keepGoing);
+
+         vertices = vertices.filter(function (vertex) {
+           return removeVertexIds.indexOf(vertex.id) === -1;
+         }).map(function (vertex) {
+           return vgraph.entity(vertex.id);
+         });
+         ways = ways.filter(function (way) {
+           return removeWayIds.indexOf(way.id) === -1;
+         }).map(function (way) {
+           return vgraph.entity(way.id);
+         }); // OK!  Here is our intersection..
 
-                 if (relation.hasFromViaTo()) {
-                   restrictionIDs.push(relation.id);
-                 }
-               }
-             }
-           } // test restrictions
+         var intersection = {
+           graph: vgraph,
+           actions: actions,
+           vertices: vertices,
+           ways: ways
+         }; // Get all the valid turns through this intersection given a starting way id.
+         // This operates on the virtual graph for everything.
+         //
+         // Basically, walk through all possible paths from starting way,
+         //   honoring the existing turn restrictions as we go (watch out for loops!)
+         //
+         // For each path found, generate and return a `osmTurn` datastructure.
+         //
 
+         intersection.turns = function (fromWayId, maxViaWay) {
+           if (!fromWayId) return [];
+           if (!maxViaWay) maxViaWay = 0;
+           var vgraph = intersection.graph;
+           var keyVertexIds = intersection.vertices.map(function (v) {
+             return v.id;
+           });
+           var start = vgraph.entity(fromWayId);
+           if (!start || !(start.__from || start.__via)) return []; // maxViaWay=0   from-*-to              (0 vias)
+           // maxViaWay=1   from-*-via-*-to        (1 via max)
+           // maxViaWay=2   from-*-via-*-via-*-to  (2 vias max)
 
-           restrictionIDs = utilArrayUniq(restrictionIDs);
+           var maxPathLength = maxViaWay * 2 + 3;
+           var turns = [];
+           step(start);
+           return turns; // traverse the intersection graph and find all the valid paths
 
-           for (i = 0; i < restrictionIDs.length; i++) {
-             relation = graph.entity(restrictionIDs[i]);
-             if (!relation.isComplete(graph)) continue;
-             var memberWays = relation.members.filter(function (m) {
-               return m.type === 'way';
-             }).map(function (m) {
-               return graph.entity(m.id);
-             });
-             memberWays = utilArrayUniq(memberWays);
-             var f = relation.memberByRole('from');
-             var t = relation.memberByRole('to');
-             var isUturn = f.id === t.id; // 2a. disable if connection would damage a restriction
-             // (a key node is a node at the junction of ways)
+           function step(entity, currPath, currRestrictions, matchedRestriction) {
+             currPath = (currPath || []).slice(); // shallow copy
 
-             var nodes = {
-               from: [],
-               via: [],
-               to: [],
-               keyfrom: [],
-               keyto: []
-             };
+             if (currPath.length >= maxPathLength) return;
+             currPath.push(entity.id);
+             currRestrictions = (currRestrictions || []).slice(); // shallow copy
 
-             for (j = 0; j < relation.members.length; j++) {
-               collectNodes(relation.members[j], nodes);
-             }
+             var i, j;
 
-             nodes.keyfrom = utilArrayUniq(nodes.keyfrom.filter(hasDuplicates));
-             nodes.keyto = utilArrayUniq(nodes.keyto.filter(hasDuplicates));
-             var filter = keyNodeFilter(nodes.keyfrom, nodes.keyto);
-             nodes.from = nodes.from.filter(filter);
-             nodes.via = nodes.via.filter(filter);
-             nodes.to = nodes.to.filter(filter);
-             var connectFrom = false;
-             var connectVia = false;
-             var connectTo = false;
-             var connectKeyFrom = false;
-             var connectKeyTo = false;
+             if (entity.type === 'node') {
+               var parents = vgraph.parentWays(entity);
+               var nextWays = []; // which ways can we step into?
 
-             for (j = 0; j < nodeIDs.length; j++) {
-               var n = nodeIDs[j];
+               for (i = 0; i < parents.length; i++) {
+                 var way = parents[i]; // if next way is a oneway incoming to this vertex, skip
 
-               if (nodes.from.indexOf(n) !== -1) {
-                 connectFrom = true;
-               }
+                 if (way.__oneWay && way.nodes[0] !== entity.id) continue; // if we have seen it before (allowing for an initial u-turn), skip
 
-               if (nodes.via.indexOf(n) !== -1) {
-                 connectVia = true;
-               }
+                 if (currPath.indexOf(way.id) !== -1 && currPath.length >= 3) continue; // Check all "current" restrictions (where we've already walked the `FROM`)
 
-               if (nodes.to.indexOf(n) !== -1) {
-                 connectTo = true;
-               }
+                 var restrict = null;
 
-               if (nodes.keyfrom.indexOf(n) !== -1) {
-                 connectKeyFrom = true;
-               }
+                 for (j = 0; j < currRestrictions.length; j++) {
+                   var restriction = currRestrictions[j];
+                   var f = restriction.memberByRole('from');
+                   var v = restriction.membersByRole('via');
+                   var t = restriction.memberByRole('to');
+                   var isOnly = /^only_/.test(restriction.tags.restriction); // Does the current path match this turn restriction?
 
-               if (nodes.keyto.indexOf(n) !== -1) {
-                 connectKeyTo = true;
-               }
-             }
+                   var matchesFrom = f.id === fromWayId;
+                   var matchesViaTo = false;
+                   var isAlongOnlyPath = false;
 
-             if (connectFrom && connectTo && !isUturn) {
-               return 'restriction';
-             }
+                   if (t.id === way.id) {
+                     // match TO
+                     if (v.length === 1 && v[0].type === 'node') {
+                       // match VIA node
+                       matchesViaTo = v[0].id === entity.id && (matchesFrom && currPath.length === 2 || !matchesFrom && currPath.length > 2);
+                     } else {
+                       // match all VIA ways
+                       var pathVias = [];
 
-             if (connectFrom && connectVia) {
-               return 'restriction';
-             }
+                       for (k = 2; k < currPath.length; k += 2) {
+                         // k = 2 skips FROM
+                         pathVias.push(currPath[k]); // (path goes way-node-way...)
+                       }
 
-             if (connectTo && connectVia) {
-               return 'restriction';
-             } // connecting to a key node -
-             // if both nodes are on a member way (i.e. part of the turn restriction),
-             // the connecting node must be adjacent to the key node.
+                       var restrictionVias = [];
 
+                       for (k = 0; k < v.length; k++) {
+                         if (v[k].type === 'way') {
+                           restrictionVias.push(v[k].id);
+                         }
+                       }
 
-             if (connectKeyFrom || connectKeyTo) {
-               if (nodeIDs.length !== 2) {
-                 return 'restriction';
-               }
+                       var diff = utilArrayDifference(pathVias, restrictionVias);
+                       matchesViaTo = !diff.length;
+                     }
+                   } else if (isOnly) {
+                     for (k = 0; k < v.length; k++) {
+                       // way doesn't match TO, but is one of the via ways along the path of an "only"
+                       if (v[k].type === 'way' && v[k].id === way.id) {
+                         isAlongOnlyPath = true;
+                         break;
+                       }
+                     }
+                   }
 
-               var n0 = null;
-               var n1 = null;
+                   if (matchesViaTo) {
+                     if (isOnly) {
+                       restrict = {
+                         id: restriction.id,
+                         direct: matchesFrom,
+                         from: f.id,
+                         only: true,
+                         end: true
+                       };
+                     } else {
+                       restrict = {
+                         id: restriction.id,
+                         direct: matchesFrom,
+                         from: f.id,
+                         no: true,
+                         end: true
+                       };
+                     }
+                   } else {
+                     // indirect - caused by a different nearby restriction
+                     if (isAlongOnlyPath) {
+                       restrict = {
+                         id: restriction.id,
+                         direct: false,
+                         from: f.id,
+                         only: true,
+                         end: false
+                       };
+                     } else if (isOnly) {
+                       restrict = {
+                         id: restriction.id,
+                         direct: false,
+                         from: f.id,
+                         no: true,
+                         end: true
+                       };
+                     }
+                   } // stop looking if we find a "direct" restriction (matching FROM, VIA, TO)
 
-               for (j = 0; j < memberWays.length; j++) {
-                 way = memberWays[j];
 
-                 if (way.contains(nodeIDs[0])) {
-                   n0 = nodeIDs[0];
+                   if (restrict && restrict.direct) break;
                  }
 
-                 if (way.contains(nodeIDs[1])) {
-                   n1 = nodeIDs[1];
-                 }
+                 nextWays.push({
+                   way: way,
+                   restrict: restrict
+                 });
                }
 
-               if (n0 && n1) {
-                 // both nodes are part of the restriction
-                 var ok = false;
-
-                 for (j = 0; j < memberWays.length; j++) {
-                   way = memberWays[j];
+               nextWays.forEach(function (nextWay) {
+                 step(nextWay.way, currPath, currRestrictions, nextWay.restrict);
+               });
+             } else {
+               // entity.type === 'way'
+               if (currPath.length >= 3) {
+                 // this is a "complete" path..
+                 var turnPath = currPath.slice(); // shallow copy
+                 // an indirect restriction - only include the partial path (starting at FROM)
 
-                   if (way.areAdjacent(n0, n1)) {
-                     ok = true;
-                     break;
+                 if (matchedRestriction && matchedRestriction.direct === false) {
+                   for (i = 0; i < turnPath.length; i++) {
+                     if (turnPath[i] === matchedRestriction.from) {
+                       turnPath = turnPath.slice(i);
+                       break;
+                     }
                    }
                  }
 
-                 if (!ok) {
-                   return 'restriction';
-                 }
-               }
-             } // 2b. disable if nodes being connected will destroy a member way in a restriction
-             // (to test, make a copy and try actually connecting the nodes)
-
-
-             for (j = 0; j < memberWays.length; j++) {
-               way = memberWays[j].update({}); // make copy
+                 var turn = pathToTurn(turnPath);
 
-               for (k = 0; k < nodeIDs.length; k++) {
-                 if (nodeIDs[k] === survivor.id) continue;
+                 if (turn) {
+                   if (matchedRestriction) {
+                     turn.restrictionID = matchedRestriction.id;
+                     turn.no = matchedRestriction.no;
+                     turn.only = matchedRestriction.only;
+                     turn.direct = matchedRestriction.direct;
+                   }
 
-                 if (way.areAdjacent(nodeIDs[k], survivor.id)) {
-                   way = way.removeNode(nodeIDs[k]);
-                 } else {
-                   way = way.replaceNode(nodeIDs[k], survivor.id);
+                   turns.push(osmTurn(turn));
                  }
-               }
 
-               if (way.isDegenerate()) {
-                 return 'restriction';
+                 if (currPath[0] === currPath[2]) return; // if we made a u-turn - stop here
                }
-             }
-           }
-
-           return false; // if a key node appears multiple times (indexOf !== lastIndexOf) it's a FROM-VIA or TO-VIA junction
-
-           function hasDuplicates(n, i, arr) {
-             return arr.indexOf(n) !== arr.lastIndexOf(n);
-           }
 
-           function keyNodeFilter(froms, tos) {
-             return function (n) {
-               return froms.indexOf(n) === -1 && tos.indexOf(n) === -1;
-             };
-           }
-
-           function collectNodes(member, collection) {
-             var entity = graph.hasEntity(member.id);
-             if (!entity) return;
-             var role = member.role || '';
+               if (matchedRestriction && matchedRestriction.end) return; // don't advance any further
+               // which nodes can we step into?
 
-             if (!collection[role]) {
-               collection[role] = [];
-             }
+               var n1 = vgraph.entity(entity.first());
+               var n2 = vgraph.entity(entity.last());
+               var dist = geoSphericalDistance(n1.loc, n2.loc);
+               var nextNodes = [];
 
-             if (member.type === 'node') {
-               collection[role].push(member.id);
+               if (currPath.length > 1) {
+                 if (dist > maxDistance) return; // the next node is too far
 
-               if (role === 'via') {
-                 collection.keyfrom.push(member.id);
-                 collection.keyto.push(member.id);
+                 if (!entity.__via) return; // this way is a leaf / can't be a via
                }
-             } else if (member.type === 'way') {
-               collection[role].push.apply(collection[role], entity.nodes);
 
-               if (role === 'from' || role === 'via') {
-                 collection.keyfrom.push(entity.first());
-                 collection.keyfrom.push(entity.last());
+               if (!entity.__oneWay && // bidirectional..
+               keyVertexIds.indexOf(n1.id) !== -1 && // key vertex..
+               currPath.indexOf(n1.id) === -1) {
+                 // haven't seen it yet..
+                 nextNodes.push(n1); // can advance to first node
                }
 
-               if (role === 'to' || role === 'via') {
-                 collection.keyto.push(entity.first());
-                 collection.keyto.push(entity.last());
+               if (keyVertexIds.indexOf(n2.id) !== -1 && // key vertex..
+               currPath.indexOf(n2.id) === -1) {
+                 // haven't seen it yet..
+                 nextNodes.push(n2); // can advance to last node
                }
-             }
-           }
-         };
-
-         return action;
-       }
-
-       function actionCopyEntities(ids, fromGraph) {
-         var _copies = {};
-
-         var action = function action(graph) {
-           ids.forEach(function (id) {
-             fromGraph.entity(id).copy(fromGraph, _copies);
-           });
 
-           for (var id in _copies) {
-             graph = graph.replace(_copies[id]);
-           }
+               nextNodes.forEach(function (nextNode) {
+                 // gather restrictions FROM this way
+                 var fromRestrictions = vgraph.parentRelations(entity).filter(function (r) {
+                   if (!r.isRestriction()) return false;
+                   var f = r.memberByRole('from');
+                   if (!f || f.id !== entity.id) return false;
+                   var isOnly = /^only_/.test(r.tags.restriction);
+                   if (!isOnly) return true; // `only_` restrictions only matter along the direction of the VIA - #4849
 
-           return graph;
-         };
+                   var isOnlyVia = false;
+                   var v = r.membersByRole('via');
 
-         action.copies = function () {
-           return _copies;
-         };
+                   if (v.length === 1 && v[0].type === 'node') {
+                     // via node
+                     isOnlyVia = v[0].id === nextNode.id;
+                   } else {
+                     // via way(s)
+                     for (var i = 0; i < v.length; i++) {
+                       if (v[i].type !== 'way') continue;
+                       var viaWay = vgraph.entity(v[i].id);
 
-         return action;
-       }
+                       if (viaWay.first() === nextNode.id || viaWay.last() === nextNode.id) {
+                         isOnlyVia = true;
+                         break;
+                       }
+                     }
+                   }
 
-       function actionDeleteMember(relationId, memberIndex) {
-         return function (graph) {
-           var relation = graph.entity(relationId).removeMember(memberIndex);
-           graph = graph.replace(relation);
-           if (relation.isDegenerate()) graph = actionDeleteRelation(relation.id)(graph);
-           return graph;
-         };
-       }
+                   return isOnlyVia;
+                 });
+                 step(nextNode, currPath, currRestrictions.concat(fromRestrictions), false);
+               });
+             }
+           } // assumes path is alternating way-node-way of odd length
 
-       function actionDiscardTags(difference, discardTags) {
-         discardTags = discardTags || {};
-         return function (graph) {
-           difference.modified().forEach(checkTags);
-           difference.created().forEach(checkTags);
-           return graph;
 
-           function checkTags(entity) {
-             var keys = Object.keys(entity.tags);
-             var didDiscard = false;
-             var tags = {};
+           function pathToTurn(path) {
+             if (path.length < 3) return;
+             var fromWayId, fromNodeId, fromVertexId;
+             var toWayId, toNodeId, toVertexId;
+             var viaWayIds, viaNodeId, isUturn;
+             fromWayId = path[0];
+             toWayId = path[path.length - 1];
 
-             for (var i = 0; i < keys.length; i++) {
-               var k = keys[i];
+             if (path.length === 3 && fromWayId === toWayId) {
+               // u turn
+               var way = vgraph.entity(fromWayId);
+               if (way.__oneWay) return null;
+               isUturn = true;
+               viaNodeId = fromVertexId = toVertexId = path[1];
+               fromNodeId = toNodeId = adjacentNode(fromWayId, viaNodeId);
+             } else {
+               isUturn = false;
+               fromVertexId = path[1];
+               fromNodeId = adjacentNode(fromWayId, fromVertexId);
+               toVertexId = path[path.length - 2];
+               toNodeId = adjacentNode(toWayId, toVertexId);
 
-               if (discardTags[k] || !entity.tags[k]) {
-                 didDiscard = true;
+               if (path.length === 3) {
+                 viaNodeId = path[1];
                } else {
-                 tags[k] = entity.tags[k];
+                 viaWayIds = path.filter(function (entityId) {
+                   return entityId[0] === 'w';
+                 });
+                 viaWayIds = viaWayIds.slice(1, viaWayIds.length - 1); // remove first, last
                }
              }
 
-             if (didDiscard) {
-               graph = graph.replace(entity.update({
-                 tags: tags
-               }));
+             return {
+               key: path.join('_'),
+               path: path,
+               from: {
+                 node: fromNodeId,
+                 way: fromWayId,
+                 vertex: fromVertexId
+               },
+               via: {
+                 node: viaNodeId,
+                 ways: viaWayIds
+               },
+               to: {
+                 node: toNodeId,
+                 way: toWayId,
+                 vertex: toVertexId
+               },
+               u: isUturn
+             };
+
+             function adjacentNode(wayId, affixId) {
+               var nodes = vgraph.entity(wayId).nodes;
+               return affixId === nodes[0] ? nodes[1] : nodes[nodes.length - 2];
              }
            }
          };
+
+         return intersection;
        }
+       function osmInferRestriction(graph, turn, projection) {
+         var fromWay = graph.entity(turn.from.way);
+         var fromNode = graph.entity(turn.from.node);
+         var fromVertex = graph.entity(turn.from.vertex);
+         var toWay = graph.entity(turn.to.way);
+         var toNode = graph.entity(turn.to.node);
+         var toVertex = graph.entity(turn.to.vertex);
+         var fromOneWay = fromWay.tags.oneway === 'yes';
+         var toOneWay = toWay.tags.oneway === 'yes';
+         var angle = (geoAngle(fromVertex, fromNode, projection) - geoAngle(toVertex, toNode, projection)) * 180 / Math.PI;
 
-       //
-       // Optionally, disconnect only the given ways.
-       //
-       // For testing convenience, accepts an ID to assign to the (first) new node.
-       // Normally, this will be undefined and the way will automatically
-       // be assigned a new ID.
-       //
-       // This is the inverse of `iD.actionConnect`.
-       //
-       // Reference:
-       //   https://github.com/openstreetmap/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/UnjoinNodeAction.as
-       //   https://github.com/openstreetmap/josm/blob/mirror/src/org/openstreetmap/josm/actions/UnGlueAction.java
-       //
+         while (angle < 0) {
+           angle += 360;
+         }
 
-       function actionDisconnect(nodeId, newNodeId) {
-         var wayIds;
+         if (fromNode === toNode) {
+           return 'no_u_turn';
+         }
 
-         var action = function action(graph) {
-           var node = graph.entity(nodeId);
-           var connections = action.connections(graph);
-           connections.forEach(function (connection) {
-             var way = graph.entity(connection.wayID);
-             var newNode = osmNode({
-               id: newNodeId,
-               loc: node.loc,
-               tags: node.tags
-             });
-             graph = graph.replace(newNode);
+         if ((angle < 23 || angle > 336) && fromOneWay && toOneWay) {
+           return 'no_u_turn'; // wider tolerance for u-turn if both ways are oneway
+         }
 
-             if (connection.index === 0 && way.isArea()) {
-               // replace shared node with shared node..
-               graph = graph.replace(way.replaceNode(way.nodes[0], newNode.id));
-             } else if (way.isClosed() && connection.index === way.nodes.length - 1) {
-               // replace closing node with new new node..
-               graph = graph.replace(way.unclose().addNode(newNode.id));
+         if ((angle < 40 || angle > 319) && fromOneWay && toOneWay && turn.from.vertex !== turn.to.vertex) {
+           return 'no_u_turn'; // even wider tolerance for u-turn if there is a via way (from !== to)
+         }
+
+         if (angle < 158) {
+           return 'no_right_turn';
+         }
+
+         if (angle > 202) {
+           return 'no_left_turn';
+         }
+
+         return 'no_straight_on';
+       }
+
+       function actionMergePolygon(ids, newRelationId) {
+         function groupEntities(graph) {
+           var entities = ids.map(function (id) {
+             return graph.entity(id);
+           });
+           var geometryGroups = utilArrayGroupBy(entities, function (entity) {
+             if (entity.type === 'way' && entity.isClosed()) {
+               return 'closedWay';
+             } else if (entity.type === 'relation' && entity.isMultipolygon()) {
+               return 'multipolygon';
              } else {
-               // replace shared node with multiple new nodes..
-               graph = graph.replace(way.updateNode(newNode.id, connection.index));
+               return 'other';
              }
            });
-           return graph;
-         };
+           return Object.assign({
+             closedWay: [],
+             multipolygon: [],
+             other: []
+           }, geometryGroups);
+         }
 
-         action.connections = function (graph) {
-           var candidates = [];
-           var keeping = false;
-           var parentWays = graph.parentWays(graph.entity(nodeId));
-           var way, waynode;
+         var action = function action(graph) {
+           var entities = groupEntities(graph); // An array representing all the polygons that are part of the multipolygon.
+           //
+           // Each element is itself an array of objects with an id property, and has a
+           // locs property which is an array of the locations forming the polygon.
 
-           for (var i = 0; i < parentWays.length; i++) {
-             way = parentWays[i];
+           var polygons = entities.multipolygon.reduce(function (polygons, m) {
+             return polygons.concat(osmJoinWays(m.members, graph));
+           }, []).concat(entities.closedWay.map(function (d) {
+             var member = [{
+               id: d.id
+             }];
+             member.nodes = graph.childNodes(d);
+             return member;
+           })); // contained is an array of arrays of boolean values,
+           // where contained[j][k] is true iff the jth way is
+           // contained by the kth way.
 
-             if (wayIds && wayIds.indexOf(way.id) === -1) {
-               keeping = true;
-               continue;
-             }
+           var contained = polygons.map(function (w, i) {
+             return polygons.map(function (d, n) {
+               if (i === n) return null;
+               return geoPolygonContainsPolygon(d.nodes.map(function (n) {
+                 return n.loc;
+               }), w.nodes.map(function (n) {
+                 return n.loc;
+               }));
+             });
+           }); // Sort all polygons as either outer or inner ways
 
-             if (way.isArea() && way.nodes[0] === nodeId) {
-               candidates.push({
-                 wayID: way.id,
-                 index: 0
-               });
-             } else {
-               for (var j = 0; j < way.nodes.length; j++) {
-                 waynode = way.nodes[j];
+           var members = [];
+           var outer = true;
 
-                 if (waynode === nodeId) {
-                   if (way.isClosed() && parentWays.length > 1 && wayIds && wayIds.indexOf(way.id) !== -1 && j === way.nodes.length - 1) {
-                     continue;
-                   }
+           while (polygons.length) {
+             extractUncontained(polygons);
+             polygons = polygons.filter(isContained);
+             contained = contained.filter(isContained).map(filterContained);
+           }
 
-                   candidates.push({
-                     wayID: way.id,
-                     index: j
-                   });
-                 }
-               }
-             }
+           function isContained(d, i) {
+             return contained[i].some(function (val) {
+               return val;
+             });
            }
 
-           return keeping ? candidates : candidates.slice(1);
-         };
+           function filterContained(d) {
+             return d.filter(isContained);
+           }
 
-         action.disabled = function (graph) {
-           var connections = action.connections(graph);
-           if (connections.length === 0) return 'not_connected';
-           var parentWays = graph.parentWays(graph.entity(nodeId));
-           var seenRelationIds = {};
-           var sharedRelation;
-           parentWays.forEach(function (way) {
-             var relations = graph.parentRelations(way);
-             relations.forEach(function (relation) {
-               if (relation.id in seenRelationIds) {
-                 if (wayIds) {
-                   if (wayIds.indexOf(way.id) !== -1 || wayIds.indexOf(seenRelationIds[relation.id]) !== -1) {
-                     sharedRelation = relation;
-                   }
-                 } else {
-                   sharedRelation = relation;
-                 }
-               } else {
-                 seenRelationIds[relation.id] = way.id;
+           function extractUncontained(polygons) {
+             polygons.forEach(function (d, i) {
+               if (!isContained(d, i)) {
+                 d.forEach(function (member) {
+                   members.push({
+                     type: 'way',
+                     id: member.id,
+                     role: outer ? 'outer' : 'inner'
+                   });
+                 });
                }
              });
-           });
-           if (sharedRelation) return 'relation';
-         };
-
-         action.limitWays = function (val) {
-           if (!arguments.length) return wayIds;
-           wayIds = val;
-           return action;
-         };
-
-         return action;
-       }
+             outer = !outer;
+           } // Move all tags to one relation.
+           // Keep the oldest multipolygon alive if it exists.
 
-       var geojsonRewind = rewind;
 
-       function rewind(gj, outer) {
-         var type = gj && gj.type,
-             i;
+           var relation;
 
-         if (type === 'FeatureCollection') {
-           for (i = 0; i < gj.features.length; i++) {
-             rewind(gj.features[i], outer);
-           }
-         } else if (type === 'GeometryCollection') {
-           for (i = 0; i < gj.geometries.length; i++) {
-             rewind(gj.geometries[i], outer);
-           }
-         } else if (type === 'Feature') {
-           rewind(gj.geometry, outer);
-         } else if (type === 'Polygon') {
-           rewindRings(gj.coordinates, outer);
-         } else if (type === 'MultiPolygon') {
-           for (i = 0; i < gj.coordinates.length; i++) {
-             rewindRings(gj.coordinates[i], outer);
+           if (entities.multipolygon.length > 0) {
+             var oldestID = utilOldestID(entities.multipolygon.map(function (entity) {
+               return entity.id;
+             }));
+             relation = entities.multipolygon.find(function (entity) {
+               return entity.id === oldestID;
+             });
+           } else {
+             relation = osmRelation({
+               id: newRelationId,
+               tags: {
+                 type: 'multipolygon'
+               }
+             });
            }
-         }
-
-         return gj;
-       }
-
-       function rewindRings(rings, outer) {
-         if (rings.length === 0) return;
-         rewindRing(rings[0], outer);
 
-         for (var i = 1; i < rings.length; i++) {
-           rewindRing(rings[i], !outer);
-         }
-       }
+           entities.multipolygon.forEach(function (m) {
+             if (m.id !== relation.id) {
+               relation = relation.mergeTags(m.tags);
+               graph = graph.remove(m);
+             }
+           });
+           entities.closedWay.forEach(function (way) {
+             function isThisOuter(m) {
+               return m.id === way.id && m.role !== 'inner';
+             }
 
-       function rewindRing(ring, dir) {
-         var area = 0;
+             if (members.some(isThisOuter)) {
+               relation = relation.mergeTags(way.tags);
+               graph = graph.replace(way.update({
+                 tags: {}
+               }));
+             }
+           });
+           return graph.replace(relation.update({
+             members: members,
+             tags: utilObjectOmit(relation.tags, ['area'])
+           }));
+         };
 
-         for (var i = 0, len = ring.length, j = len - 1; i < len; j = i++) {
-           area += (ring[i][0] - ring[j][0]) * (ring[j][1] + ring[i][1]);
-         }
+         action.disabled = function (graph) {
+           var entities = groupEntities(graph);
 
-         if (area >= 0 !== !!dir) ring.reverse();
-       }
+           if (entities.other.length > 0 || entities.closedWay.length + entities.multipolygon.length < 2) {
+             return 'not_eligible';
+           }
 
-       function actionExtract(entityID) {
-         var extractedNodeID;
+           if (!entities.multipolygon.every(function (r) {
+             return r.isComplete(graph);
+           })) {
+             return 'incomplete_relation';
+           }
 
-         var action = function action(graph) {
-           var entity = graph.entity(entityID);
+           if (!entities.multipolygon.length) {
+             var sharedMultipolygons = [];
+             entities.closedWay.forEach(function (way, i) {
+               if (i === 0) {
+                 sharedMultipolygons = graph.parentMultipolygons(way);
+               } else {
+                 sharedMultipolygons = utilArrayIntersection(sharedMultipolygons, graph.parentMultipolygons(way));
+               }
+             });
+             sharedMultipolygons = sharedMultipolygons.filter(function (relation) {
+               return relation.members.length === entities.closedWay.length;
+             });
 
-           if (entity.type === 'node') {
-             return extractFromNode(entity, graph);
+             if (sharedMultipolygons.length) {
+               // don't create a new multipolygon if it'd be redundant
+               return 'not_eligible';
+             }
+           } else if (entities.closedWay.some(function (way) {
+             return utilArrayIntersection(graph.parentMultipolygons(way), entities.multipolygon).length;
+           })) {
+             // don't add a way to a multipolygon again if it's already a member
+             return 'not_eligible';
            }
-
-           return extractFromWayOrRelation(entity, graph);
          };
 
-         function extractFromNode(node, graph) {
-           extractedNodeID = node.id; // Create a new node to replace the one we will detach
-
-           var replacement = osmNode({
-             loc: node.loc
-           });
-           graph = graph.replace(replacement); // Process each way in turn, updating the graph as we go
+         return action;
+       }
 
-           graph = graph.parentWays(node).reduce(function (accGraph, parentWay) {
-             return accGraph.replace(parentWay.replaceNode(entityID, replacement.id));
-           }, graph); // Process any relations too
+       var DESCRIPTORS$1 = descriptors;
+       var objectDefinePropertyModule = objectDefineProperty;
+       var regExpFlags = regexpFlags$1;
+       var fails$4 = fails$S;
 
-           return graph.parentRelations(node).reduce(function (accGraph, parentRel) {
-             return accGraph.replace(parentRel.replaceMember(node, replacement));
-           }, graph);
-         }
+       var RegExpPrototype = RegExp.prototype;
 
-         function extractFromWayOrRelation(entity, graph) {
-           var fromGeometry = entity.geometry(graph);
-           var keysToCopyAndRetain = ['source', 'wheelchair'];
-           var keysToRetain = ['area'];
-           var buildingKeysToRetain = ['architect', 'building', 'height', 'layer']; // d3_geoCentroid is wrong for counterclockwise-wound polygons, so wind them clockwise
+       var FORCED$2 = DESCRIPTORS$1 && fails$4(function () {
+         // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe
+         return Object.getOwnPropertyDescriptor(RegExpPrototype, 'flags').get.call({ dotAll: true, sticky: true }) !== 'sy';
+       });
 
-           var extractedLoc = d3_geoCentroid(geojsonRewind(Object.assign({}, entity.asGeoJSON(graph)), true));
+       // `RegExp.prototype.flags` getter
+       // https://tc39.es/ecma262/#sec-get-regexp.prototype.flags
+       if (FORCED$2) objectDefinePropertyModule.f(RegExpPrototype, 'flags', {
+         configurable: true,
+         get: regExpFlags
+       });
 
-           if (!extractedLoc || !isFinite(extractedLoc[0]) || !isFinite(extractedLoc[1])) {
-             extractedLoc = entity.extent(graph).center();
-           }
+       var fastDeepEqual = function equal(a, b) {
+         if (a === b) return true;
 
-           var indoorAreaValues = {
-             area: true,
-             corridor: true,
-             elevator: true,
-             level: true,
-             room: true
-           };
-           var isBuilding = entity.tags.building && entity.tags.building !== 'no' || entity.tags['building:part'] && entity.tags['building:part'] !== 'no';
-           var isIndoorArea = fromGeometry === 'area' && entity.tags.indoor && indoorAreaValues[entity.tags.indoor];
-           var entityTags = Object.assign({}, entity.tags); // shallow copy
+         if (a && b && _typeof(a) == 'object' && _typeof(b) == 'object') {
+           if (a.constructor !== b.constructor) return false;
+           var length, i, keys;
 
-           var pointTags = {};
+           if (Array.isArray(a)) {
+             length = a.length;
+             if (length != b.length) return false;
 
-           for (var key in entityTags) {
-             if (entity.type === 'relation' && key === 'type') {
-               continue;
+             for (i = length; i-- !== 0;) {
+               if (!equal(a[i], b[i])) return false;
              }
 
-             if (keysToRetain.indexOf(key) !== -1) {
-               continue;
-             }
+             return true;
+           }
 
-             if (isBuilding) {
-               // don't transfer building-related tags
-               if (buildingKeysToRetain.indexOf(key) !== -1 || key.match(/^building:.{1,}/) || key.match(/^roof:.{1,}/)) continue;
-             } // leave `indoor` tag on the area
+           if (a.constructor === RegExp) return a.source === b.source && a.flags === b.flags;
+           if (a.valueOf !== Object.prototype.valueOf) return a.valueOf() === b.valueOf();
+           if (a.toString !== Object.prototype.toString) return a.toString() === b.toString();
+           keys = Object.keys(a);
+           length = keys.length;
+           if (length !== Object.keys(b).length) return false;
 
+           for (i = length; i-- !== 0;) {
+             if (!Object.prototype.hasOwnProperty.call(b, keys[i])) return false;
+           }
 
-             if (isIndoorArea && key === 'indoor') {
-               continue;
-             } // copy the tag from the entity to the point
+           for (i = length; i-- !== 0;) {
+             var key = keys[i];
+             if (!equal(a[key], b[key])) return false;
+           }
 
+           return true;
+         } // true if both NaN, false otherwise
 
-             pointTags[key] = entityTags[key]; // leave addresses and some other tags so they're on both features
 
-             if (keysToCopyAndRetain.indexOf(key) !== -1 || key.match(/^addr:.{1,}/)) {
-               continue;
-             } else if (isIndoorArea && key === 'level') {
-               // leave `level` on both features
-               continue;
-             } // remove the tag from the entity
+         return a !== a && b !== b;
+       };
 
+       // J. W. Hunt and M. D. McIlroy, An algorithm for differential buffer
+       // comparison, Bell Telephone Laboratories CSTR #41 (1976)
+       // http://www.cs.dartmouth.edu/~doug/
+       // https://en.wikipedia.org/wiki/Longest_common_subsequence_problem
+       //
+       // Expects two arrays, finds longest common sequence
 
-             delete entityTags[key];
-           }
+       function LCS(buffer1, buffer2) {
+         var equivalenceClasses = {};
 
-           if (!isBuilding && !isIndoorArea && fromGeometry === 'area') {
-             // ensure that areas keep area geometry
-             entityTags.area = 'yes';
-           }
+         for (var j = 0; j < buffer2.length; j++) {
+           var item = buffer2[j];
 
-           var replacement = osmNode({
-             loc: extractedLoc,
-             tags: pointTags
-           });
-           graph = graph.replace(replacement);
-           extractedNodeID = replacement.id;
-           return graph.replace(entity.update({
-             tags: entityTags
-           }));
+           if (equivalenceClasses[item]) {
+             equivalenceClasses[item].push(j);
+           } else {
+             equivalenceClasses[item] = [j];
+           }
          }
 
-         action.getExtractedNodeID = function () {
-           return extractedNodeID;
+         var NULLRESULT = {
+           buffer1index: -1,
+           buffer2index: -1,
+           chain: null
          };
+         var candidates = [NULLRESULT];
 
-         return action;
-       }
+         for (var i = 0; i < buffer1.length; i++) {
+           var _item = buffer1[i];
+           var buffer2indices = equivalenceClasses[_item] || [];
+           var r = 0;
+           var c = candidates[0];
 
-       //
-       // This is the inverse of `iD.actionSplit`.
-       //
-       // Reference:
-       //   https://github.com/systemed/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/MergeWaysAction.as
-       //   https://github.com/openstreetmap/josm/blob/mirror/src/org/openstreetmap/josm/actions/CombineWayAction.java
-       //
+           for (var jx = 0; jx < buffer2indices.length; jx++) {
+             var _j = buffer2indices[jx];
+             var s = void 0;
 
-       function actionJoin(ids) {
-         function groupEntitiesByGeometry(graph) {
-           var entities = ids.map(function (id) {
-             return graph.entity(id);
-           });
-           return Object.assign({
-             line: []
-           }, utilArrayGroupBy(entities, function (entity) {
-             return entity.geometry(graph);
-           }));
-         }
+             for (s = r; s < candidates.length; s++) {
+               if (candidates[s].buffer2index < _j && (s === candidates.length - 1 || candidates[s + 1].buffer2index > _j)) {
+                 break;
+               }
+             }
 
-         var action = function action(graph) {
-           var ways = ids.map(graph.entity, graph);
-           var survivorID = ways[0].id; // if any of the ways are sided (e.g. coastline, cliff, kerb)
-           // sort them first so they establish the overall order - #6033
+             if (s < candidates.length) {
+               var newCandidate = {
+                 buffer1index: i,
+                 buffer2index: _j,
+                 chain: candidates[s]
+               };
 
-           ways.sort(function (a, b) {
-             var aSided = a.isSided();
-             var bSided = b.isSided();
-             return aSided && !bSided ? -1 : bSided && !aSided ? 1 : 0;
-           }); // Prefer to keep an existing way.
+               if (r === candidates.length) {
+                 candidates.push(c);
+               } else {
+                 candidates[r] = c;
+               }
 
-           for (var i = 0; i < ways.length; i++) {
-             if (!ways[i].isNew()) {
-               survivorID = ways[i].id;
-               break;
+               r = s + 1;
+               c = newCandidate;
+
+               if (r === candidates.length) {
+                 break; // no point in examining further (j)s
+               }
              }
            }
 
-           var sequences = osmJoinWays(ways, graph);
-           var joined = sequences[0]; // We might need to reverse some of these ways before joining them.  #4688
-           // `joined.actions` property will contain any actions we need to apply.
-
-           graph = sequences.actions.reduce(function (g, action) {
-             return action(g);
-           }, graph);
-           var survivor = graph.entity(survivorID);
-           survivor = survivor.update({
-             nodes: joined.nodes.map(function (n) {
-               return n.id;
-             })
-           });
-           graph = graph.replace(survivor);
-           joined.forEach(function (way) {
-             if (way.id === survivorID) return;
-             graph.parentRelations(way).forEach(function (parent) {
-               graph = graph.replace(parent.replaceMember(way, survivor));
-             });
-             survivor = survivor.mergeTags(way.tags);
-             graph = graph.replace(survivor);
-             graph = actionDeleteWay(way.id)(graph);
-           }); // Finds if the join created a single-member multipolygon,
-           // and if so turns it into a basic area instead
-
-           function checkForSimpleMultipolygon() {
-             if (!survivor.isClosed()) return;
-             var multipolygons = graph.parentMultipolygons(survivor).filter(function (multipolygon) {
-               // find multipolygons where the survivor is the only member
-               return multipolygon.members.length === 1;
-             }); // skip if this is the single member of multiple multipolygons
+           candidates[r] = c;
+         } // At this point, we know the LCS: it's in the reverse of the
+         // linked-list through .chain of candidates[candidates.length - 1].
 
-             if (multipolygons.length !== 1) return;
-             var multipolygon = multipolygons[0];
 
-             for (var key in survivor.tags) {
-               if (multipolygon.tags[key] && // don't collapse if tags cannot be cleanly merged
-               multipolygon.tags[key] !== survivor.tags[key]) return;
-             }
+         return candidates[candidates.length - 1];
+       } // We apply the LCS to build a 'comm'-style picture of the
+       // offsets and lengths of mismatched chunks in the input
+       // buffers. This is used by diff3MergeRegions.
 
-             survivor = survivor.mergeTags(multipolygon.tags);
-             graph = graph.replace(survivor);
-             graph = actionDeleteRelation(multipolygon.id, true
-             /* allow untagged members */
-             )(graph);
-             var tags = Object.assign({}, survivor.tags);
 
-             if (survivor.geometry(graph) !== 'area') {
-               // ensure the feature persists as an area
-               tags.area = 'yes';
-             }
+       function diffIndices(buffer1, buffer2) {
+         var lcs = LCS(buffer1, buffer2);
+         var result = [];
+         var tail1 = buffer1.length;
+         var tail2 = buffer2.length;
 
-             delete tags.type; // remove type=multipolygon
+         for (var candidate = lcs; candidate !== null; candidate = candidate.chain) {
+           var mismatchLength1 = tail1 - candidate.buffer1index - 1;
+           var mismatchLength2 = tail2 - candidate.buffer2index - 1;
+           tail1 = candidate.buffer1index;
+           tail2 = candidate.buffer2index;
 
-             survivor = survivor.update({
-               tags: tags
+           if (mismatchLength1 || mismatchLength2) {
+             result.push({
+               buffer1: [tail1 + 1, mismatchLength1],
+               buffer1Content: buffer1.slice(tail1 + 1, tail1 + 1 + mismatchLength1),
+               buffer2: [tail2 + 1, mismatchLength2],
+               buffer2Content: buffer2.slice(tail2 + 1, tail2 + 1 + mismatchLength2)
              });
-             graph = graph.replace(survivor);
            }
+         }
 
-           checkForSimpleMultipolygon();
-           return graph;
-         }; // Returns the number of nodes the resultant way is expected to have
+         result.reverse();
+         return result;
+       } // We apply the LCS to build a JSON representation of a
+       // independently derived from O, returns a fairly complicated
+       // internal representation of merge decisions it's taken. The
+       // interested reader may wish to consult
+       //
+       // Sanjeev Khanna, Keshav Kunal, and Benjamin C. Pierce.
+       // 'A Formal Investigation of ' In Arvind and Prasad,
+       // editors, Foundations of Software Technology and Theoretical
+       // Computer Science (FSTTCS), December 2007.
+       //
+       // (http://www.cis.upenn.edu/~bcpierce/papers/diff3-short.pdf)
+       //
 
 
-         action.resultingWayNodesLength = function (graph) {
-           return ids.reduce(function (count, id) {
-             return count + graph.entity(id).nodes.length;
-           }, 0) - ids.length - 1;
-         };
+       function diff3MergeRegions(a, o, b) {
+         // "hunks" are array subsets where `a` or `b` are different from `o`
+         // https://www.gnu.org/software/diffutils/manual/html_node/diff3-Hunks.html
+         var hunks = [];
 
-         action.disabled = function (graph) {
-           var geometries = groupEntitiesByGeometry(graph);
+         function addHunk(h, ab) {
+           hunks.push({
+             ab: ab,
+             oStart: h.buffer1[0],
+             oLength: h.buffer1[1],
+             // length of o to remove
+             abStart: h.buffer2[0],
+             abLength: h.buffer2[1] // length of a/b to insert
+             // abContent: (ab === 'a' ? a : b).slice(h.buffer2[0], h.buffer2[0] + h.buffer2[1])
 
-           if (ids.length < 2 || ids.length !== geometries.line.length) {
-             return 'not_eligible';
+           });
+         }
+
+         diffIndices(o, a).forEach(function (item) {
+           return addHunk(item, 'a');
+         });
+         diffIndices(o, b).forEach(function (item) {
+           return addHunk(item, 'b');
+         });
+         hunks.sort(function (x, y) {
+           return x.oStart - y.oStart;
+         });
+         var results = [];
+         var currOffset = 0;
+
+         function advanceTo(endOffset) {
+           if (endOffset > currOffset) {
+             results.push({
+               stable: true,
+               buffer: 'o',
+               bufferStart: currOffset,
+               bufferLength: endOffset - currOffset,
+               bufferContent: o.slice(currOffset, endOffset)
+             });
+             currOffset = endOffset;
            }
+         }
 
-           var joined = osmJoinWays(ids.map(graph.entity, graph), graph);
+         while (hunks.length) {
+           var hunk = hunks.shift();
+           var regionStart = hunk.oStart;
+           var regionEnd = hunk.oStart + hunk.oLength;
+           var regionHunks = [hunk];
+           advanceTo(regionStart); // Try to pull next overlapping hunk into this region
 
-           if (joined.length > 1) {
-             return 'not_adjacent';
-           } // Loop through all combinations of path-pairs
-           // to check potential intersections between all pairs
+           while (hunks.length) {
+             var nextHunk = hunks[0];
+             var nextHunkStart = nextHunk.oStart;
+             if (nextHunkStart > regionEnd) break; // no overlap
 
+             regionEnd = Math.max(regionEnd, nextHunkStart + nextHunk.oLength);
+             regionHunks.push(hunks.shift());
+           }
 
-           for (var i = 0; i < ids.length - 1; i++) {
-             for (var j = i + 1; j < ids.length; j++) {
-               var path1 = graph.childNodes(graph.entity(ids[i])).map(function (e) {
-                 return e.loc;
-               });
-               var path2 = graph.childNodes(graph.entity(ids[j])).map(function (e) {
-                 return e.loc;
+           if (regionHunks.length === 1) {
+             // Only one hunk touches this region, meaning that there is no conflict here.
+             // Either `a` or `b` is inserting into a region of `o` unchanged by the other.
+             if (hunk.abLength > 0) {
+               var buffer = hunk.ab === 'a' ? a : b;
+               results.push({
+                 stable: true,
+                 buffer: hunk.ab,
+                 bufferStart: hunk.abStart,
+                 bufferLength: hunk.abLength,
+                 bufferContent: buffer.slice(hunk.abStart, hunk.abStart + hunk.abLength)
                });
-               var intersections = geoPathIntersections(path1, path2); // Check if intersections are just nodes lying on top of
-               // each other/the line, as opposed to crossing it
-
-               var common = utilArrayIntersection(joined[0].nodes.map(function (n) {
-                 return n.loc.toString();
-               }), intersections.map(function (n) {
-                 return n.toString();
-               }));
-
-               if (common.length !== intersections.length) {
-                 return 'paths_intersect';
-               }
              }
-           }
-
-           var nodeIds = joined[0].nodes.map(function (n) {
-             return n.id;
-           }).slice(1, -1);
-           var relation;
-           var tags = {};
-           var conflicting = false;
-           joined[0].forEach(function (way) {
-             var parents = graph.parentRelations(way);
-             parents.forEach(function (parent) {
-               if (parent.isRestriction() && parent.members.some(function (m) {
-                 return nodeIds.indexOf(m.id) >= 0;
-               })) {
-                 relation = parent;
-               }
-             });
+           } else {
+             // A true a/b conflict. Determine the bounds involved from `a`, `o`, and `b`.
+             // Effectively merge all the `a` hunks into one giant hunk, then do the
+             // same for the `b` hunks; then, correct for skew in the regions of `o`
+             // that each side changed, and report appropriate spans for the three sides.
+             var bounds = {
+               a: [a.length, -1, o.length, -1],
+               b: [b.length, -1, o.length, -1]
+             };
 
-             for (var k in way.tags) {
-               if (!(k in tags)) {
-                 tags[k] = way.tags[k];
-               } else if (tags[k] && osmIsInterestingTag(k) && tags[k] !== way.tags[k]) {
-                 conflicting = true;
-               }
+             while (regionHunks.length) {
+               hunk = regionHunks.shift();
+               var oStart = hunk.oStart;
+               var oEnd = oStart + hunk.oLength;
+               var abStart = hunk.abStart;
+               var abEnd = abStart + hunk.abLength;
+               var _b = bounds[hunk.ab];
+               _b[0] = Math.min(abStart, _b[0]);
+               _b[1] = Math.max(abEnd, _b[1]);
+               _b[2] = Math.min(oStart, _b[2]);
+               _b[3] = Math.max(oEnd, _b[3]);
              }
-           });
 
-           if (relation) {
-             return 'restriction';
+             var aStart = bounds.a[0] + (regionStart - bounds.a[2]);
+             var aEnd = bounds.a[1] + (regionEnd - bounds.a[3]);
+             var bStart = bounds.b[0] + (regionStart - bounds.b[2]);
+             var bEnd = bounds.b[1] + (regionEnd - bounds.b[3]);
+             var result = {
+               stable: false,
+               aStart: aStart,
+               aLength: aEnd - aStart,
+               aContent: a.slice(aStart, aEnd),
+               oStart: regionStart,
+               oLength: regionEnd - regionStart,
+               oContent: o.slice(regionStart, regionEnd),
+               bStart: bStart,
+               bLength: bEnd - bStart,
+               bContent: b.slice(bStart, bEnd)
+             };
+             results.push(result);
            }
 
-           if (conflicting) {
-             return 'conflicting_tags';
-           }
-         };
+           currOffset = regionEnd;
+         }
 
-         return action;
-       }
+         advanceTo(o.length);
+         return results;
+       } // Applies the output of diff3MergeRegions to actually
+       // construct the merged buffer; the returned result alternates
+       // between 'ok' and 'conflict' blocks.
+       // A "false conflict" is where `a` and `b` both change the same from `o`
 
-       function actionMerge(ids) {
-         function groupEntitiesByGeometry(graph) {
-           var entities = ids.map(function (id) {
-             return graph.entity(id);
-           });
-           return Object.assign({
-             point: [],
-             area: [],
-             line: [],
-             relation: []
-           }, utilArrayGroupBy(entities, function (entity) {
-             return entity.geometry(graph);
-           }));
-         }
 
-         var action = function action(graph) {
-           var geometries = groupEntitiesByGeometry(graph);
-           var target = geometries.area[0] || geometries.line[0];
-           var points = geometries.point;
-           points.forEach(function (point) {
-             target = target.mergeTags(point.tags);
-             graph = graph.replace(target);
-             graph.parentRelations(point).forEach(function (parent) {
-               graph = graph.replace(parent.replaceMember(point, target));
-             });
-             var nodes = utilArrayUniq(graph.childNodes(target));
-             var removeNode = point;
+       function diff3Merge(a, o, b, options) {
+         var defaults = {
+           excludeFalseConflicts: true,
+           stringSeparator: /\s+/
+         };
+         options = Object.assign(defaults, options);
+         var aString = typeof a === 'string';
+         var oString = typeof o === 'string';
+         var bString = typeof b === 'string';
+         if (aString) a = a.split(options.stringSeparator);
+         if (oString) o = o.split(options.stringSeparator);
+         if (bString) b = b.split(options.stringSeparator);
+         var results = [];
+         var regions = diff3MergeRegions(a, o, b);
+         var okBuffer = [];
 
-             for (var i = 0; i < nodes.length; i++) {
-               var node = nodes[i];
+         function flushOk() {
+           if (okBuffer.length) {
+             results.push({
+               ok: okBuffer
+             });
+           }
 
-               if (graph.parentWays(node).length > 1 || graph.parentRelations(node).length || node.hasInterestingTags()) {
-                 continue;
-               } // Found an uninteresting child node on the target way.
-               // Move orig point into its place to preserve point's history. #3683
+           okBuffer = [];
+         }
 
+         function isFalseConflict(a, b) {
+           if (a.length !== b.length) return false;
 
-               graph = graph.replace(point.update({
-                 tags: {},
-                 loc: node.loc
-               }));
-               target = target.replaceNode(node.id, point.id);
-               graph = graph.replace(target);
-               removeNode = node;
-               break;
-             }
+           for (var i = 0; i < a.length; i++) {
+             if (a[i] !== b[i]) return false;
+           }
 
-             graph = graph.remove(removeNode);
-           });
+           return true;
+         }
 
-           if (target.tags.area === 'yes') {
-             var tags = Object.assign({}, target.tags); // shallow copy
+         regions.forEach(function (region) {
+           if (region.stable) {
+             var _okBuffer;
 
-             delete tags.area;
+             (_okBuffer = okBuffer).push.apply(_okBuffer, _toConsumableArray(region.bufferContent));
+           } else {
+             if (options.excludeFalseConflicts && isFalseConflict(region.aContent, region.bContent)) {
+               var _okBuffer2;
 
-             if (osmTagSuggestingArea(tags)) {
-               // remove the `area` tag if area geometry is now implied - #3851
-               target = target.update({
-                 tags: tags
+               (_okBuffer2 = okBuffer).push.apply(_okBuffer2, _toConsumableArray(region.aContent));
+             } else {
+               flushOk();
+               results.push({
+                 conflict: {
+                   a: region.aContent,
+                   aIndex: region.aStart,
+                   o: region.oContent,
+                   oIndex: region.oStart,
+                   b: region.bContent,
+                   bIndex: region.bStart
+                 }
                });
-               graph = graph.replace(target);
              }
            }
+         });
+         flushOk();
+         return results;
+       }
 
-           return graph;
-         };
+       var lodash = {exports: {}};
 
-         action.disabled = function (graph) {
-           var geometries = groupEntitiesByGeometry(graph);
+       (function (module, exports) {
+         (function () {
+           /** Used as a safe reference for `undefined` in pre-ES5 environments. */
+           var undefined$1;
+           /** Used as the semantic version number. */
+
+           var VERSION = '4.17.21';
+           /** Used as the size to enable large array optimizations. */
+
+           var LARGE_ARRAY_SIZE = 200;
+           /** Error message constants. */
+
+           var CORE_ERROR_TEXT = 'Unsupported core-js use. Try https://npms.io/search?q=ponyfill.',
+               FUNC_ERROR_TEXT = 'Expected a function',
+               INVALID_TEMPL_VAR_ERROR_TEXT = 'Invalid `variable` option passed into `_.template`';
+           /** Used to stand-in for `undefined` hash values. */
+
+           var HASH_UNDEFINED = '__lodash_hash_undefined__';
+           /** Used as the maximum memoize cache size. */
+
+           var MAX_MEMOIZE_SIZE = 500;
+           /** Used as the internal argument placeholder. */
+
+           var PLACEHOLDER = '__lodash_placeholder__';
+           /** Used to compose bitmasks for cloning. */
+
+           var CLONE_DEEP_FLAG = 1,
+               CLONE_FLAT_FLAG = 2,
+               CLONE_SYMBOLS_FLAG = 4;
+           /** Used to compose bitmasks for value comparisons. */
+
+           var COMPARE_PARTIAL_FLAG = 1,
+               COMPARE_UNORDERED_FLAG = 2;
+           /** Used to compose bitmasks for function metadata. */
+
+           var WRAP_BIND_FLAG = 1,
+               WRAP_BIND_KEY_FLAG = 2,
+               WRAP_CURRY_BOUND_FLAG = 4,
+               WRAP_CURRY_FLAG = 8,
+               WRAP_CURRY_RIGHT_FLAG = 16,
+               WRAP_PARTIAL_FLAG = 32,
+               WRAP_PARTIAL_RIGHT_FLAG = 64,
+               WRAP_ARY_FLAG = 128,
+               WRAP_REARG_FLAG = 256,
+               WRAP_FLIP_FLAG = 512;
+           /** Used as default options for `_.truncate`. */
+
+           var DEFAULT_TRUNC_LENGTH = 30,
+               DEFAULT_TRUNC_OMISSION = '...';
+           /** Used to detect hot functions by number of calls within a span of milliseconds. */
+
+           var HOT_COUNT = 800,
+               HOT_SPAN = 16;
+           /** Used to indicate the type of lazy iteratees. */
+
+           var LAZY_FILTER_FLAG = 1,
+               LAZY_MAP_FLAG = 2,
+               LAZY_WHILE_FLAG = 3;
+           /** Used as references for various `Number` constants. */
+
+           var INFINITY = 1 / 0,
+               MAX_SAFE_INTEGER = 9007199254740991,
+               MAX_INTEGER = 1.7976931348623157e+308,
+               NAN = 0 / 0;
+           /** Used as references for the maximum length and index of an array. */
+
+           var MAX_ARRAY_LENGTH = 4294967295,
+               MAX_ARRAY_INDEX = MAX_ARRAY_LENGTH - 1,
+               HALF_MAX_ARRAY_LENGTH = MAX_ARRAY_LENGTH >>> 1;
+           /** Used to associate wrap methods with their bit flags. */
+
+           var wrapFlags = [['ary', WRAP_ARY_FLAG], ['bind', WRAP_BIND_FLAG], ['bindKey', WRAP_BIND_KEY_FLAG], ['curry', WRAP_CURRY_FLAG], ['curryRight', WRAP_CURRY_RIGHT_FLAG], ['flip', WRAP_FLIP_FLAG], ['partial', WRAP_PARTIAL_FLAG], ['partialRight', WRAP_PARTIAL_RIGHT_FLAG], ['rearg', WRAP_REARG_FLAG]];
+           /** `Object#toString` result references. */
+
+           var argsTag = '[object Arguments]',
+               arrayTag = '[object Array]',
+               asyncTag = '[object AsyncFunction]',
+               boolTag = '[object Boolean]',
+               dateTag = '[object Date]',
+               domExcTag = '[object DOMException]',
+               errorTag = '[object Error]',
+               funcTag = '[object Function]',
+               genTag = '[object GeneratorFunction]',
+               mapTag = '[object Map]',
+               numberTag = '[object Number]',
+               nullTag = '[object Null]',
+               objectTag = '[object Object]',
+               promiseTag = '[object Promise]',
+               proxyTag = '[object Proxy]',
+               regexpTag = '[object RegExp]',
+               setTag = '[object Set]',
+               stringTag = '[object String]',
+               symbolTag = '[object Symbol]',
+               undefinedTag = '[object Undefined]',
+               weakMapTag = '[object WeakMap]',
+               weakSetTag = '[object WeakSet]';
+           var arrayBufferTag = '[object ArrayBuffer]',
+               dataViewTag = '[object DataView]',
+               float32Tag = '[object Float32Array]',
+               float64Tag = '[object Float64Array]',
+               int8Tag = '[object Int8Array]',
+               int16Tag = '[object Int16Array]',
+               int32Tag = '[object Int32Array]',
+               uint8Tag = '[object Uint8Array]',
+               uint8ClampedTag = '[object Uint8ClampedArray]',
+               uint16Tag = '[object Uint16Array]',
+               uint32Tag = '[object Uint32Array]';
+           /** Used to match empty string literals in compiled template source. */
+
+           var reEmptyStringLeading = /\b__p \+= '';/g,
+               reEmptyStringMiddle = /\b(__p \+=) '' \+/g,
+               reEmptyStringTrailing = /(__e\(.*?\)|\b__t\)) \+\n'';/g;
+           /** Used to match HTML entities and HTML characters. */
+
+           var reEscapedHtml = /&(?:amp|lt|gt|quot|#39);/g,
+               reUnescapedHtml = /[&<>"']/g,
+               reHasEscapedHtml = RegExp(reEscapedHtml.source),
+               reHasUnescapedHtml = RegExp(reUnescapedHtml.source);
+           /** Used to match template delimiters. */
+
+           var reEscape = /<%-([\s\S]+?)%>/g,
+               reEvaluate = /<%([\s\S]+?)%>/g,
+               reInterpolate = /<%=([\s\S]+?)%>/g;
+           /** Used to match property names within property paths. */
+
+           var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/,
+               reIsPlainProp = /^\w*$/,
+               rePropName = /[^.[\]]+|\[(?:(-?\d+(?:\.\d+)?)|(["'])((?:(?!\2)[^\\]|\\.)*?)\2)\]|(?=(?:\.|\[\])(?:\.|\[\]|$))/g;
+           /**
+            * Used to match `RegExp`
+            * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
+            */
 
-           if (geometries.point.length === 0 || geometries.area.length + geometries.line.length !== 1 || geometries.relation.length !== 0) {
-             return 'not_eligible';
-           }
-         };
+           var reRegExpChar = /[\\^$.*+?()[\]{}|]/g,
+               reHasRegExpChar = RegExp(reRegExpChar.source);
+           /** Used to match leading whitespace. */
 
-         return action;
-       }
+           var reTrimStart = /^\s+/;
+           /** Used to match a single whitespace character. */
 
-       //
-       // 1. move all the nodes to a common location
-       // 2. `actionConnect` them
+           var reWhitespace = /\s/;
+           /** Used to match wrap detail comments. */
 
-       function actionMergeNodes(nodeIDs, loc) {
-         // If there is a single "interesting" node, use that as the location.
-         // Otherwise return the average location of all the nodes.
-         function chooseLoc(graph) {
-           if (!nodeIDs.length) return null;
-           var sum = [0, 0];
-           var interestingCount = 0;
-           var interestingLoc;
+           var reWrapComment = /\{(?:\n\/\* \[wrapped with .+\] \*\/)?\n?/,
+               reWrapDetails = /\{\n\/\* \[wrapped with (.+)\] \*/,
+               reSplitDetails = /,? & /;
+           /** Used to match words composed of alphanumeric characters. */
 
-           for (var i = 0; i < nodeIDs.length; i++) {
-             var node = graph.entity(nodeIDs[i]);
+           var reAsciiWord = /[^\x00-\x2f\x3a-\x40\x5b-\x60\x7b-\x7f]+/g;
+           /**
+            * Used to validate the `validate` option in `_.template` variable.
+            *
+            * Forbids characters which could potentially change the meaning of the function argument definition:
+            * - "()," (modification of function parameters)
+            * - "=" (default value)
+            * - "[]{}" (destructuring of function parameters)
+            * - "/" (beginning of a comment)
+            * - whitespace
+            */
 
-             if (node.hasInterestingTags()) {
-               interestingLoc = ++interestingCount === 1 ? node.loc : null;
-             }
+           var reForbiddenIdentifierChars = /[()=,{}\[\]\/\s]/;
+           /** Used to match backslashes in property paths. */
 
-             sum = geoVecAdd(sum, node.loc);
-           }
+           var reEscapeChar = /\\(\\)?/g;
+           /**
+            * Used to match
+            * [ES template delimiters](http://ecma-international.org/ecma-262/7.0/#sec-template-literal-lexical-components).
+            */
 
-           return interestingLoc || geoVecScale(sum, 1 / nodeIDs.length);
-         }
+           var reEsTemplate = /\$\{([^\\}]*(?:\\.[^\\}]*)*)\}/g;
+           /** Used to match `RegExp` flags from their coerced string values. */
+
+           var reFlags = /\w*$/;
+           /** Used to detect bad signed hexadecimal string values. */
+
+           var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;
+           /** Used to detect binary string values. */
+
+           var reIsBinary = /^0b[01]+$/i;
+           /** Used to detect host constructors (Safari). */
+
+           var reIsHostCtor = /^\[object .+?Constructor\]$/;
+           /** Used to detect octal string values. */
+
+           var reIsOctal = /^0o[0-7]+$/i;
+           /** Used to detect unsigned integer values. */
+
+           var reIsUint = /^(?:0|[1-9]\d*)$/;
+           /** Used to match Latin Unicode letters (excluding mathematical operators). */
+
+           var reLatin = /[\xc0-\xd6\xd8-\xf6\xf8-\xff\u0100-\u017f]/g;
+           /** Used to ensure capturing order of template delimiters. */
+
+           var reNoMatch = /($^)/;
+           /** Used to match unescaped characters in compiled string literals. */
+
+           var reUnescapedString = /['\n\r\u2028\u2029\\]/g;
+           /** Used to compose unicode character classes. */
+
+           var rsAstralRange = "\\ud800-\\udfff",
+               rsComboMarksRange = "\\u0300-\\u036f",
+               reComboHalfMarksRange = "\\ufe20-\\ufe2f",
+               rsComboSymbolsRange = "\\u20d0-\\u20ff",
+               rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange,
+               rsDingbatRange = "\\u2700-\\u27bf",
+               rsLowerRange = 'a-z\\xdf-\\xf6\\xf8-\\xff',
+               rsMathOpRange = '\\xac\\xb1\\xd7\\xf7',
+               rsNonCharRange = '\\x00-\\x2f\\x3a-\\x40\\x5b-\\x60\\x7b-\\xbf',
+               rsPunctuationRange = "\\u2000-\\u206f",
+               rsSpaceRange = " \\t\\x0b\\f\\xa0\\ufeff\\n\\r\\u2028\\u2029\\u1680\\u180e\\u2000\\u2001\\u2002\\u2003\\u2004\\u2005\\u2006\\u2007\\u2008\\u2009\\u200a\\u202f\\u205f\\u3000",
+               rsUpperRange = 'A-Z\\xc0-\\xd6\\xd8-\\xde',
+               rsVarRange = "\\ufe0e\\ufe0f",
+               rsBreakRange = rsMathOpRange + rsNonCharRange + rsPunctuationRange + rsSpaceRange;
+           /** Used to compose unicode capture groups. */
+
+           var rsApos = "['\u2019]",
+               rsAstral = '[' + rsAstralRange + ']',
+               rsBreak = '[' + rsBreakRange + ']',
+               rsCombo = '[' + rsComboRange + ']',
+               rsDigits = '\\d+',
+               rsDingbat = '[' + rsDingbatRange + ']',
+               rsLower = '[' + rsLowerRange + ']',
+               rsMisc = '[^' + rsAstralRange + rsBreakRange + rsDigits + rsDingbatRange + rsLowerRange + rsUpperRange + ']',
+               rsFitz = "\\ud83c[\\udffb-\\udfff]",
+               rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')',
+               rsNonAstral = '[^' + rsAstralRange + ']',
+               rsRegional = "(?:\\ud83c[\\udde6-\\uddff]){2}",
+               rsSurrPair = "[\\ud800-\\udbff][\\udc00-\\udfff]",
+               rsUpper = '[' + rsUpperRange + ']',
+               rsZWJ = "\\u200d";
+           /** Used to compose unicode regexes. */
+
+           var rsMiscLower = '(?:' + rsLower + '|' + rsMisc + ')',
+               rsMiscUpper = '(?:' + rsUpper + '|' + rsMisc + ')',
+               rsOptContrLower = '(?:' + rsApos + '(?:d|ll|m|re|s|t|ve))?',
+               rsOptContrUpper = '(?:' + rsApos + '(?:D|LL|M|RE|S|T|VE))?',
+               reOptMod = rsModifier + '?',
+               rsOptVar = '[' + rsVarRange + ']?',
+               rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',
+               rsOrdLower = '\\d*(?:1st|2nd|3rd|(?![123])\\dth)(?=\\b|[A-Z_])',
+               rsOrdUpper = '\\d*(?:1ST|2ND|3RD|(?![123])\\dTH)(?=\\b|[a-z_])',
+               rsSeq = rsOptVar + reOptMod + rsOptJoin,
+               rsEmoji = '(?:' + [rsDingbat, rsRegional, rsSurrPair].join('|') + ')' + rsSeq,
+               rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';
+           /** Used to match apostrophes. */
+
+           var reApos = RegExp(rsApos, 'g');
+           /**
+            * Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and
+            * [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols).
+            */
 
-         var action = function action(graph) {
-           if (nodeIDs.length < 2) return graph;
-           var toLoc = loc;
+           var reComboMark = RegExp(rsCombo, 'g');
+           /** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */
+
+           var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');
+           /** Used to match complex or compound words. */
+
+           var reUnicodeWord = RegExp([rsUpper + '?' + rsLower + '+' + rsOptContrLower + '(?=' + [rsBreak, rsUpper, '$'].join('|') + ')', rsMiscUpper + '+' + rsOptContrUpper + '(?=' + [rsBreak, rsUpper + rsMiscLower, '$'].join('|') + ')', rsUpper + '?' + rsMiscLower + '+' + rsOptContrLower, rsUpper + '+' + rsOptContrUpper, rsOrdUpper, rsOrdLower, rsDigits, rsEmoji].join('|'), 'g');
+           /** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */
+
+           var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange + rsComboRange + rsVarRange + ']');
+           /** Used to detect strings that need a more robust regexp to match words. */
+
+           var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;
+           /** Used to assign default `context` object properties. */
+
+           var contextProps = ['Array', 'Buffer', 'DataView', 'Date', 'Error', 'Float32Array', 'Float64Array', 'Function', 'Int8Array', 'Int16Array', 'Int32Array', 'Map', 'Math', 'Object', 'Promise', 'RegExp', 'Set', 'String', 'Symbol', 'TypeError', 'Uint8Array', 'Uint8ClampedArray', 'Uint16Array', 'Uint32Array', 'WeakMap', '_', 'clearTimeout', 'isFinite', 'parseInt', 'setTimeout'];
+           /** Used to make template sourceURLs easier to identify. */
+
+           var templateCounter = -1;
+           /** Used to identify `toStringTag` values of typed arrays. */
+
+           var typedArrayTags = {};
+           typedArrayTags[float32Tag] = typedArrayTags[float64Tag] = typedArrayTags[int8Tag] = typedArrayTags[int16Tag] = typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] = typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] = typedArrayTags[uint32Tag] = true;
+           typedArrayTags[argsTag] = typedArrayTags[arrayTag] = typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] = typedArrayTags[dataViewTag] = typedArrayTags[dateTag] = typedArrayTags[errorTag] = typedArrayTags[funcTag] = typedArrayTags[mapTag] = typedArrayTags[numberTag] = typedArrayTags[objectTag] = typedArrayTags[regexpTag] = typedArrayTags[setTag] = typedArrayTags[stringTag] = typedArrayTags[weakMapTag] = false;
+           /** Used to identify `toStringTag` values supported by `_.clone`. */
+
+           var cloneableTags = {};
+           cloneableTags[argsTag] = cloneableTags[arrayTag] = cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] = cloneableTags[boolTag] = cloneableTags[dateTag] = cloneableTags[float32Tag] = cloneableTags[float64Tag] = cloneableTags[int8Tag] = cloneableTags[int16Tag] = cloneableTags[int32Tag] = cloneableTags[mapTag] = cloneableTags[numberTag] = cloneableTags[objectTag] = cloneableTags[regexpTag] = cloneableTags[setTag] = cloneableTags[stringTag] = cloneableTags[symbolTag] = cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] = cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true;
+           cloneableTags[errorTag] = cloneableTags[funcTag] = cloneableTags[weakMapTag] = false;
+           /** Used to map Latin Unicode letters to basic Latin letters. */
+
+           var deburredLetters = {
+             // Latin-1 Supplement block.
+             '\xc0': 'A',
+             '\xc1': 'A',
+             '\xc2': 'A',
+             '\xc3': 'A',
+             '\xc4': 'A',
+             '\xc5': 'A',
+             '\xe0': 'a',
+             '\xe1': 'a',
+             '\xe2': 'a',
+             '\xe3': 'a',
+             '\xe4': 'a',
+             '\xe5': 'a',
+             '\xc7': 'C',
+             '\xe7': 'c',
+             '\xd0': 'D',
+             '\xf0': 'd',
+             '\xc8': 'E',
+             '\xc9': 'E',
+             '\xca': 'E',
+             '\xcb': 'E',
+             '\xe8': 'e',
+             '\xe9': 'e',
+             '\xea': 'e',
+             '\xeb': 'e',
+             '\xcc': 'I',
+             '\xcd': 'I',
+             '\xce': 'I',
+             '\xcf': 'I',
+             '\xec': 'i',
+             '\xed': 'i',
+             '\xee': 'i',
+             '\xef': 'i',
+             '\xd1': 'N',
+             '\xf1': 'n',
+             '\xd2': 'O',
+             '\xd3': 'O',
+             '\xd4': 'O',
+             '\xd5': 'O',
+             '\xd6': 'O',
+             '\xd8': 'O',
+             '\xf2': 'o',
+             '\xf3': 'o',
+             '\xf4': 'o',
+             '\xf5': 'o',
+             '\xf6': 'o',
+             '\xf8': 'o',
+             '\xd9': 'U',
+             '\xda': 'U',
+             '\xdb': 'U',
+             '\xdc': 'U',
+             '\xf9': 'u',
+             '\xfa': 'u',
+             '\xfb': 'u',
+             '\xfc': 'u',
+             '\xdd': 'Y',
+             '\xfd': 'y',
+             '\xff': 'y',
+             '\xc6': 'Ae',
+             '\xe6': 'ae',
+             '\xde': 'Th',
+             '\xfe': 'th',
+             '\xdf': 'ss',
+             // Latin Extended-A block.
+             "\u0100": 'A',
+             "\u0102": 'A',
+             "\u0104": 'A',
+             "\u0101": 'a',
+             "\u0103": 'a',
+             "\u0105": 'a',
+             "\u0106": 'C',
+             "\u0108": 'C',
+             "\u010A": 'C',
+             "\u010C": 'C',
+             "\u0107": 'c',
+             "\u0109": 'c',
+             "\u010B": 'c',
+             "\u010D": 'c',
+             "\u010E": 'D',
+             "\u0110": 'D',
+             "\u010F": 'd',
+             "\u0111": 'd',
+             "\u0112": 'E',
+             "\u0114": 'E',
+             "\u0116": 'E',
+             "\u0118": 'E',
+             "\u011A": 'E',
+             "\u0113": 'e',
+             "\u0115": 'e',
+             "\u0117": 'e',
+             "\u0119": 'e',
+             "\u011B": 'e',
+             "\u011C": 'G',
+             "\u011E": 'G',
+             "\u0120": 'G',
+             "\u0122": 'G',
+             "\u011D": 'g',
+             "\u011F": 'g',
+             "\u0121": 'g',
+             "\u0123": 'g',
+             "\u0124": 'H',
+             "\u0126": 'H',
+             "\u0125": 'h',
+             "\u0127": 'h',
+             "\u0128": 'I',
+             "\u012A": 'I',
+             "\u012C": 'I',
+             "\u012E": 'I',
+             "\u0130": 'I',
+             "\u0129": 'i',
+             "\u012B": 'i',
+             "\u012D": 'i',
+             "\u012F": 'i',
+             "\u0131": 'i',
+             "\u0134": 'J',
+             "\u0135": 'j',
+             "\u0136": 'K',
+             "\u0137": 'k',
+             "\u0138": 'k',
+             "\u0139": 'L',
+             "\u013B": 'L',
+             "\u013D": 'L',
+             "\u013F": 'L',
+             "\u0141": 'L',
+             "\u013A": 'l',
+             "\u013C": 'l',
+             "\u013E": 'l',
+             "\u0140": 'l',
+             "\u0142": 'l',
+             "\u0143": 'N',
+             "\u0145": 'N',
+             "\u0147": 'N',
+             "\u014A": 'N',
+             "\u0144": 'n',
+             "\u0146": 'n',
+             "\u0148": 'n',
+             "\u014B": 'n',
+             "\u014C": 'O',
+             "\u014E": 'O',
+             "\u0150": 'O',
+             "\u014D": 'o',
+             "\u014F": 'o',
+             "\u0151": 'o',
+             "\u0154": 'R',
+             "\u0156": 'R',
+             "\u0158": 'R',
+             "\u0155": 'r',
+             "\u0157": 'r',
+             "\u0159": 'r',
+             "\u015A": 'S',
+             "\u015C": 'S',
+             "\u015E": 'S',
+             "\u0160": 'S',
+             "\u015B": 's',
+             "\u015D": 's',
+             "\u015F": 's',
+             "\u0161": 's',
+             "\u0162": 'T',
+             "\u0164": 'T',
+             "\u0166": 'T',
+             "\u0163": 't',
+             "\u0165": 't',
+             "\u0167": 't',
+             "\u0168": 'U',
+             "\u016A": 'U',
+             "\u016C": 'U',
+             "\u016E": 'U',
+             "\u0170": 'U',
+             "\u0172": 'U',
+             "\u0169": 'u',
+             "\u016B": 'u',
+             "\u016D": 'u',
+             "\u016F": 'u',
+             "\u0171": 'u',
+             "\u0173": 'u',
+             "\u0174": 'W',
+             "\u0175": 'w',
+             "\u0176": 'Y',
+             "\u0177": 'y',
+             "\u0178": 'Y',
+             "\u0179": 'Z',
+             "\u017B": 'Z',
+             "\u017D": 'Z',
+             "\u017A": 'z',
+             "\u017C": 'z',
+             "\u017E": 'z',
+             "\u0132": 'IJ',
+             "\u0133": 'ij',
+             "\u0152": 'Oe',
+             "\u0153": 'oe',
+             "\u0149": "'n",
+             "\u017F": 's'
+           };
+           /** Used to map characters to HTML entities. */
+
+           var htmlEscapes = {
+             '&': '&amp;',
+             '<': '&lt;',
+             '>': '&gt;',
+             '"': '&quot;',
+             "'": '&#39;'
+           };
+           /** Used to map HTML entities to characters. */
+
+           var htmlUnescapes = {
+             '&amp;': '&',
+             '&lt;': '<',
+             '&gt;': '>',
+             '&quot;': '"',
+             '&#39;': "'"
+           };
+           /** Used to escape characters for inclusion in compiled string literals. */
+
+           var stringEscapes = {
+             '\\': '\\',
+             "'": "'",
+             '\n': 'n',
+             '\r': 'r',
+             "\u2028": 'u2028',
+             "\u2029": 'u2029'
+           };
+           /** Built-in method references without a dependency on `root`. */
 
-           if (!toLoc) {
-             toLoc = chooseLoc(graph);
-           }
+           var freeParseFloat = parseFloat,
+               freeParseInt = parseInt;
+           /** Detect free variable `global` from Node.js. */
 
-           for (var i = 0; i < nodeIDs.length; i++) {
-             var node = graph.entity(nodeIDs[i]);
+           var freeGlobal = _typeof(commonjsGlobal) == 'object' && commonjsGlobal && commonjsGlobal.Object === Object && commonjsGlobal;
+           /** Detect free variable `self`. */
 
-             if (node.loc !== toLoc) {
-               graph = graph.replace(node.move(toLoc));
-             }
-           }
+           var freeSelf = (typeof self === "undefined" ? "undefined" : _typeof(self)) == 'object' && self && self.Object === Object && self;
+           /** Used as a reference to the global object. */
 
-           return actionConnect(nodeIDs)(graph);
-         };
+           var root = freeGlobal || freeSelf || Function('return this')();
+           /** Detect free variable `exports`. */
 
-         action.disabled = function (graph) {
-           if (nodeIDs.length < 2) return 'not_eligible';
+           var freeExports = exports && !exports.nodeType && exports;
+           /** Detect free variable `module`. */
 
-           for (var i = 0; i < nodeIDs.length; i++) {
-             var entity = graph.entity(nodeIDs[i]);
-             if (entity.type !== 'node') return 'not_eligible';
-           }
+           var freeModule = freeExports && 'object' == 'object' && module && !module.nodeType && module;
+           /** Detect the popular CommonJS extension `module.exports`. */
 
-           return actionConnect(nodeIDs).disabled(graph);
-         };
+           var moduleExports = freeModule && freeModule.exports === freeExports;
+           /** Detect free variable `process` from Node.js. */
 
-         return action;
-       }
+           var freeProcess = moduleExports && freeGlobal.process;
+           /** Used to access faster Node.js helpers. */
 
-       function osmChangeset() {
-         if (!(this instanceof osmChangeset)) {
-           return new osmChangeset().initialize(arguments);
-         } else if (arguments.length) {
-           this.initialize(arguments);
-         }
-       }
-       osmEntity.changeset = osmChangeset;
-       osmChangeset.prototype = Object.create(osmEntity.prototype);
-       Object.assign(osmChangeset.prototype, {
-         type: 'changeset',
-         extent: function extent() {
-           return new geoExtent();
-         },
-         geometry: function geometry() {
-           return 'changeset';
-         },
-         asJXON: function asJXON() {
-           return {
-             osm: {
-               changeset: {
-                 tag: Object.keys(this.tags).map(function (k) {
-                   return {
-                     '@k': k,
-                     '@v': this.tags[k]
-                   };
-                 }, this),
-                 '@version': 0.6,
-                 '@generator': 'iD'
-               }
-             }
-           };
-         },
-         // Generate [osmChange](http://wiki.openstreetmap.org/wiki/OsmChange)
-         // XML. Returns a string.
-         osmChangeJXON: function osmChangeJXON(changes) {
-           var changeset_id = this.id;
+           var nodeUtil = function () {
+             try {
+               // Use `util.types` for Node.js 10+.
+               var types = freeModule && freeModule.require && freeModule.require('util').types;
 
-           function nest(x, order) {
-             var groups = {};
+               if (types) {
+                 return types;
+               } // Legacy `process.binding('util')` for Node.js < 10.
 
-             for (var i = 0; i < x.length; i++) {
-               var tagName = Object.keys(x[i])[0];
-               if (!groups[tagName]) groups[tagName] = [];
-               groups[tagName].push(x[i][tagName]);
-             }
 
-             var ordered = {};
-             order.forEach(function (o) {
-               if (groups[o]) ordered[o] = groups[o];
-             });
-             return ordered;
-           } // sort relations in a changeset by dependencies
+               return freeProcess && freeProcess.binding && freeProcess.binding('util');
+             } catch (e) {}
+           }();
+           /* Node.js helper references. */
 
 
-           function sort(changes) {
-             // find a referenced relation in the current changeset
-             function resolve(item) {
-               return relations.find(function (relation) {
-                 return item.keyAttributes.type === 'relation' && item.keyAttributes.ref === relation['@id'];
-               });
-             } // a new item is an item that has not been already processed
+           var nodeIsArrayBuffer = nodeUtil && nodeUtil.isArrayBuffer,
+               nodeIsDate = nodeUtil && nodeUtil.isDate,
+               nodeIsMap = nodeUtil && nodeUtil.isMap,
+               nodeIsRegExp = nodeUtil && nodeUtil.isRegExp,
+               nodeIsSet = nodeUtil && nodeUtil.isSet,
+               nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;
+           /*--------------------------------------------------------------------------*/
 
+           /**
+            * A faster alternative to `Function#apply`, this function invokes `func`
+            * with the `this` binding of `thisArg` and the arguments of `args`.
+            *
+            * @private
+            * @param {Function} func The function to invoke.
+            * @param {*} thisArg The `this` binding of `func`.
+            * @param {Array} args The arguments to invoke `func` with.
+            * @returns {*} Returns the result of `func`.
+            */
 
-             function isNew(item) {
-               return !sorted[item['@id']] && !processing.find(function (proc) {
-                 return proc['@id'] === item['@id'];
-               });
-             }
+           function apply(func, thisArg, args) {
+             switch (args.length) {
+               case 0:
+                 return func.call(thisArg);
 
-             var processing = [];
-             var sorted = {};
-             var relations = changes.relation;
-             if (!relations) return changes;
+               case 1:
+                 return func.call(thisArg, args[0]);
 
-             for (var i = 0; i < relations.length; i++) {
-               var relation = relations[i]; // skip relation if already sorted
+               case 2:
+                 return func.call(thisArg, args[0], args[1]);
 
-               if (!sorted[relation['@id']]) {
-                 processing.push(relation);
-               }
+               case 3:
+                 return func.call(thisArg, args[0], args[1], args[2]);
+             }
 
-               while (processing.length > 0) {
-                 var next = processing[0],
-                     deps = next.member.map(resolve).filter(Boolean).filter(isNew);
+             return func.apply(thisArg, args);
+           }
+           /**
+            * A specialized version of `baseAggregator` for arrays.
+            *
+            * @private
+            * @param {Array} [array] The array to iterate over.
+            * @param {Function} setter The function to set `accumulator` values.
+            * @param {Function} iteratee The iteratee to transform keys.
+            * @param {Object} accumulator The initial aggregated object.
+            * @returns {Function} Returns `accumulator`.
+            */
 
-                 if (deps.length === 0) {
-                   sorted[next['@id']] = next;
-                   processing.shift();
-                 } else {
-                   processing = deps.concat(processing);
-                 }
-               }
+
+           function arrayAggregator(array, setter, iteratee, accumulator) {
+             var index = -1,
+                 length = array == null ? 0 : array.length;
+
+             while (++index < length) {
+               var value = array[index];
+               setter(accumulator, value, iteratee(value), array);
              }
 
-             changes.relation = Object.values(sorted);
-             return changes;
+             return accumulator;
            }
+           /**
+            * A specialized version of `_.forEach` for arrays without support for
+            * iteratee shorthands.
+            *
+            * @private
+            * @param {Array} [array] The array to iterate over.
+            * @param {Function} iteratee The function invoked per iteration.
+            * @returns {Array} Returns `array`.
+            */
 
-           function rep(entity) {
-             return entity.asJXON(changeset_id);
-           }
 
-           return {
-             osmChange: {
-               '@version': 0.6,
-               '@generator': 'iD',
-               'create': sort(nest(changes.created.map(rep), ['node', 'way', 'relation'])),
-               'modify': nest(changes.modified.map(rep), ['node', 'way', 'relation']),
-               'delete': Object.assign(nest(changes.deleted.map(rep), ['relation', 'way', 'node']), {
-                 '@if-unused': true
-               })
+           function arrayEach(array, iteratee) {
+             var index = -1,
+                 length = array == null ? 0 : array.length;
+
+             while (++index < length) {
+               if (iteratee(array[index], index, array) === false) {
+                 break;
+               }
              }
-           };
-         },
-         asGeoJSON: function asGeoJSON() {
-           return {};
-         }
-       });
 
-       function osmNote() {
-         if (!(this instanceof osmNote)) {
-           return new osmNote().initialize(arguments);
-         } else if (arguments.length) {
-           this.initialize(arguments);
-         }
-       }
+             return array;
+           }
+           /**
+            * A specialized version of `_.forEachRight` for arrays without support for
+            * iteratee shorthands.
+            *
+            * @private
+            * @param {Array} [array] The array to iterate over.
+            * @param {Function} iteratee The function invoked per iteration.
+            * @returns {Array} Returns `array`.
+            */
 
-       osmNote.id = function () {
-         return osmNote.id.next--;
-       };
 
-       osmNote.id.next = -1;
-       Object.assign(osmNote.prototype, {
-         type: 'note',
-         initialize: function initialize(sources) {
-           for (var i = 0; i < sources.length; ++i) {
-             var source = sources[i];
+           function arrayEachRight(array, iteratee) {
+             var length = array == null ? 0 : array.length;
 
-             for (var prop in source) {
-               if (Object.prototype.hasOwnProperty.call(source, prop)) {
-                 if (source[prop] === undefined) {
-                   delete this[prop];
-                 } else {
-                   this[prop] = source[prop];
-                 }
+             while (length--) {
+               if (iteratee(array[length], length, array) === false) {
+                 break;
                }
              }
-           }
 
-           if (!this.id) {
-             this.id = osmNote.id().toString();
+             return array;
            }
+           /**
+            * A specialized version of `_.every` for arrays without support for
+            * iteratee shorthands.
+            *
+            * @private
+            * @param {Array} [array] The array to iterate over.
+            * @param {Function} predicate The function invoked per iteration.
+            * @returns {boolean} Returns `true` if all elements pass the predicate check,
+            *  else `false`.
+            */
 
-           return this;
-         },
-         extent: function extent() {
-           return new geoExtent(this.loc);
-         },
-         update: function update(attrs) {
-           return osmNote(this, attrs); // {v: 1 + (this.v || 0)}
-         },
-         isNew: function isNew() {
-           return this.id < 0;
-         },
-         move: function move(loc) {
-           return this.update({
-             loc: loc
-           });
-         }
-       });
-
-       function osmRelation() {
-         if (!(this instanceof osmRelation)) {
-           return new osmRelation().initialize(arguments);
-         } else if (arguments.length) {
-           this.initialize(arguments);
-         }
-       }
-       osmEntity.relation = osmRelation;
-       osmRelation.prototype = Object.create(osmEntity.prototype);
 
-       osmRelation.creationOrder = function (a, b) {
-         var aId = parseInt(osmEntity.id.toOSM(a.id), 10);
-         var bId = parseInt(osmEntity.id.toOSM(b.id), 10);
-         if (aId < 0 || bId < 0) return aId - bId;
-         return bId - aId;
-       };
+           function arrayEvery(array, predicate) {
+             var index = -1,
+                 length = array == null ? 0 : array.length;
 
-       Object.assign(osmRelation.prototype, {
-         type: 'relation',
-         members: [],
-         copy: function copy(resolver, copies) {
-           if (copies[this.id]) return copies[this.id];
-           var copy = osmEntity.prototype.copy.call(this, resolver, copies);
-           var members = this.members.map(function (member) {
-             return Object.assign({}, member, {
-               id: resolver.entity(member.id).copy(resolver, copies).id
-             });
-           });
-           copy = copy.update({
-             members: members
-           });
-           copies[this.id] = copy;
-           return copy;
-         },
-         extent: function extent(resolver, memo) {
-           return resolver["transient"](this, 'extent', function () {
-             if (memo && memo[this.id]) return geoExtent();
-             memo = memo || {};
-             memo[this.id] = true;
-             var extent = geoExtent();
+             while (++index < length) {
+               if (!predicate(array[index], index, array)) {
+                 return false;
+               }
+             }
 
-             for (var i = 0; i < this.members.length; i++) {
-               var member = resolver.hasEntity(this.members[i].id);
+             return true;
+           }
+           /**
+            * A specialized version of `_.filter` for arrays without support for
+            * iteratee shorthands.
+            *
+            * @private
+            * @param {Array} [array] The array to iterate over.
+            * @param {Function} predicate The function invoked per iteration.
+            * @returns {Array} Returns the new filtered array.
+            */
 
-               if (member) {
-                 extent._extend(member.extent(resolver, memo));
+
+           function arrayFilter(array, predicate) {
+             var index = -1,
+                 length = array == null ? 0 : array.length,
+                 resIndex = 0,
+                 result = [];
+
+             while (++index < length) {
+               var value = array[index];
+
+               if (predicate(value, index, array)) {
+                 result[resIndex++] = value;
                }
              }
 
-             return extent;
-           });
-         },
-         geometry: function geometry(graph) {
-           return graph["transient"](this, 'geometry', function () {
-             return this.isMultipolygon() ? 'area' : 'relation';
-           });
-         },
-         isDegenerate: function isDegenerate() {
-           return this.members.length === 0;
-         },
-         // Return an array of members, each extended with an 'index' property whose value
-         // is the member index.
-         indexedMembers: function indexedMembers() {
-           var result = new Array(this.members.length);
-
-           for (var i = 0; i < this.members.length; i++) {
-             result[i] = Object.assign({}, this.members[i], {
-               index: i
-             });
+             return result;
            }
+           /**
+            * A specialized version of `_.includes` for arrays without support for
+            * specifying an index to search from.
+            *
+            * @private
+            * @param {Array} [array] The array to inspect.
+            * @param {*} target The value to search for.
+            * @returns {boolean} Returns `true` if `target` is found, else `false`.
+            */
 
-           return result;
-         },
-         // Return the first member with the given role. A copy of the member object
-         // is returned, extended with an 'index' property whose value is the member index.
-         memberByRole: function memberByRole(role) {
-           for (var i = 0; i < this.members.length; i++) {
-             if (this.members[i].role === role) {
-               return Object.assign({}, this.members[i], {
-                 index: i
-               });
-             }
+
+           function arrayIncludes(array, value) {
+             var length = array == null ? 0 : array.length;
+             return !!length && baseIndexOf(array, value, 0) > -1;
            }
-         },
-         // Same as memberByRole, but returns all members with the given role
-         membersByRole: function membersByRole(role) {
-           var result = [];
+           /**
+            * This function is like `arrayIncludes` except that it accepts a comparator.
+            *
+            * @private
+            * @param {Array} [array] The array to inspect.
+            * @param {*} target The value to search for.
+            * @param {Function} comparator The comparator invoked per element.
+            * @returns {boolean} Returns `true` if `target` is found, else `false`.
+            */
 
-           for (var i = 0; i < this.members.length; i++) {
-             if (this.members[i].role === role) {
-               result.push(Object.assign({}, this.members[i], {
-                 index: i
-               }));
+
+           function arrayIncludesWith(array, value, comparator) {
+             var index = -1,
+                 length = array == null ? 0 : array.length;
+
+             while (++index < length) {
+               if (comparator(value, array[index])) {
+                 return true;
+               }
              }
+
+             return false;
            }
+           /**
+            * A specialized version of `_.map` for arrays without support for iteratee
+            * shorthands.
+            *
+            * @private
+            * @param {Array} [array] The array to iterate over.
+            * @param {Function} iteratee The function invoked per iteration.
+            * @returns {Array} Returns the new mapped array.
+            */
 
-           return result;
-         },
-         // Return the first member with the given id. A copy of the member object
-         // is returned, extended with an 'index' property whose value is the member index.
-         memberById: function memberById(id) {
-           for (var i = 0; i < this.members.length; i++) {
-             if (this.members[i].id === id) {
-               return Object.assign({}, this.members[i], {
-                 index: i
-               });
+
+           function arrayMap(array, iteratee) {
+             var index = -1,
+                 length = array == null ? 0 : array.length,
+                 result = Array(length);
+
+             while (++index < length) {
+               result[index] = iteratee(array[index], index, array);
              }
+
+             return result;
            }
-         },
-         // Return the first member with the given id and role. A copy of the member object
-         // is returned, extended with an 'index' property whose value is the member index.
-         memberByIdAndRole: function memberByIdAndRole(id, role) {
-           for (var i = 0; i < this.members.length; i++) {
-             if (this.members[i].id === id && this.members[i].role === role) {
-               return Object.assign({}, this.members[i], {
-                 index: i
-               });
+           /**
+            * Appends the elements of `values` to `array`.
+            *
+            * @private
+            * @param {Array} array The array to modify.
+            * @param {Array} values The values to append.
+            * @returns {Array} Returns `array`.
+            */
+
+
+           function arrayPush(array, values) {
+             var index = -1,
+                 length = values.length,
+                 offset = array.length;
+
+             while (++index < length) {
+               array[offset + index] = values[index];
              }
+
+             return array;
            }
-         },
-         addMember: function addMember(member, index) {
-           var members = this.members.slice();
-           members.splice(index === undefined ? members.length : index, 0, member);
-           return this.update({
-             members: members
-           });
-         },
-         updateMember: function updateMember(member, index) {
-           var members = this.members.slice();
-           members.splice(index, 1, Object.assign({}, members[index], member));
-           return this.update({
-             members: members
-           });
-         },
-         removeMember: function removeMember(index) {
-           var members = this.members.slice();
-           members.splice(index, 1);
-           return this.update({
-             members: members
-           });
-         },
-         removeMembersWithID: function removeMembersWithID(id) {
-           var members = this.members.filter(function (m) {
-             return m.id !== id;
-           });
-           return this.update({
-             members: members
-           });
-         },
-         moveMember: function moveMember(fromIndex, toIndex) {
-           var members = this.members.slice();
-           members.splice(toIndex, 0, members.splice(fromIndex, 1)[0]);
-           return this.update({
-             members: members
-           });
-         },
-         // Wherever a member appears with id `needle.id`, replace it with a member
-         // with id `replacement.id`, type `replacement.type`, and the original role,
-         // By default, adding a duplicate member (by id and role) is prevented.
-         // Return an updated relation.
-         replaceMember: function replaceMember(needle, replacement, keepDuplicates) {
-           if (!this.memberById(needle.id)) return this;
-           var members = [];
+           /**
+            * A specialized version of `_.reduce` for arrays without support for
+            * iteratee shorthands.
+            *
+            * @private
+            * @param {Array} [array] The array to iterate over.
+            * @param {Function} iteratee The function invoked per iteration.
+            * @param {*} [accumulator] The initial value.
+            * @param {boolean} [initAccum] Specify using the first element of `array` as
+            *  the initial value.
+            * @returns {*} Returns the accumulated value.
+            */
 
-           for (var i = 0; i < this.members.length; i++) {
-             var member = this.members[i];
 
-             if (member.id !== needle.id) {
-               members.push(member);
-             } else if (keepDuplicates || !this.memberByIdAndRole(replacement.id, member.role)) {
-               members.push({
-                 id: replacement.id,
-                 type: replacement.type,
-                 role: member.role
-               });
+           function arrayReduce(array, iteratee, accumulator, initAccum) {
+             var index = -1,
+                 length = array == null ? 0 : array.length;
+
+             if (initAccum && length) {
+               accumulator = array[++index];
              }
-           }
 
-           return this.update({
-             members: members
-           });
-         },
-         asJXON: function asJXON(changeset_id) {
-           var r = {
-             relation: {
-               '@id': this.osmId(),
-               '@version': this.version || 0,
-               member: this.members.map(function (member) {
-                 return {
-                   keyAttributes: {
-                     type: member.type,
-                     role: member.role,
-                     ref: osmEntity.id.toOSM(member.id)
-                   }
-                 };
-               }, this),
-               tag: Object.keys(this.tags).map(function (k) {
-                 return {
-                   keyAttributes: {
-                     k: k,
-                     v: this.tags[k]
-                   }
-                 };
-               }, this)
+             while (++index < length) {
+               accumulator = iteratee(accumulator, array[index], index, array);
              }
-           };
 
-           if (changeset_id) {
-             r.relation['@changeset'] = changeset_id;
+             return accumulator;
            }
+           /**
+            * A specialized version of `_.reduceRight` for arrays without support for
+            * iteratee shorthands.
+            *
+            * @private
+            * @param {Array} [array] The array to iterate over.
+            * @param {Function} iteratee The function invoked per iteration.
+            * @param {*} [accumulator] The initial value.
+            * @param {boolean} [initAccum] Specify using the last element of `array` as
+            *  the initial value.
+            * @returns {*} Returns the accumulated value.
+            */
 
-           return r;
-         },
-         asGeoJSON: function asGeoJSON(resolver) {
-           return resolver["transient"](this, 'GeoJSON', function () {
-             if (this.isMultipolygon()) {
-               return {
-                 type: 'MultiPolygon',
-                 coordinates: this.multipolygon(resolver)
-               };
-             } else {
-               return {
-                 type: 'FeatureCollection',
-                 properties: this.tags,
-                 features: this.members.map(function (member) {
-                   return Object.assign({
-                     role: member.role
-                   }, resolver.entity(member.id).asGeoJSON(resolver));
-                 })
-               };
+
+           function arrayReduceRight(array, iteratee, accumulator, initAccum) {
+             var length = array == null ? 0 : array.length;
+
+             if (initAccum && length) {
+               accumulator = array[--length];
              }
-           });
-         },
-         area: function area(resolver) {
-           return resolver["transient"](this, 'area', function () {
-             return d3_geoArea(this.asGeoJSON(resolver));
-           });
-         },
-         isMultipolygon: function isMultipolygon() {
-           return this.tags.type === 'multipolygon';
-         },
-         isComplete: function isComplete(resolver) {
-           for (var i = 0; i < this.members.length; i++) {
-             if (!resolver.hasEntity(this.members[i].id)) {
-               return false;
+
+             while (length--) {
+               accumulator = iteratee(accumulator, array[length], length, array);
              }
+
+             return accumulator;
            }
+           /**
+            * A specialized version of `_.some` for arrays without support for iteratee
+            * shorthands.
+            *
+            * @private
+            * @param {Array} [array] The array to iterate over.
+            * @param {Function} predicate The function invoked per iteration.
+            * @returns {boolean} Returns `true` if any element passes the predicate check,
+            *  else `false`.
+            */
 
-           return true;
-         },
-         hasFromViaTo: function hasFromViaTo() {
-           return this.members.some(function (m) {
-             return m.role === 'from';
-           }) && this.members.some(function (m) {
-             return m.role === 'via';
-           }) && this.members.some(function (m) {
-             return m.role === 'to';
-           });
-         },
-         isRestriction: function isRestriction() {
-           return !!(this.tags.type && this.tags.type.match(/^restriction:?/));
-         },
-         isValidRestriction: function isValidRestriction() {
-           if (!this.isRestriction()) return false;
-           var froms = this.members.filter(function (m) {
-             return m.role === 'from';
-           });
-           var vias = this.members.filter(function (m) {
-             return m.role === 'via';
-           });
-           var tos = this.members.filter(function (m) {
-             return m.role === 'to';
-           });
-           if (froms.length !== 1 && this.tags.restriction !== 'no_entry') return false;
-           if (froms.some(function (m) {
-             return m.type !== 'way';
-           })) return false;
-           if (tos.length !== 1 && this.tags.restriction !== 'no_exit') return false;
-           if (tos.some(function (m) {
-             return m.type !== 'way';
-           })) return false;
-           if (vias.length === 0) return false;
-           if (vias.length > 1 && vias.some(function (m) {
-             return m.type !== 'way';
-           })) return false;
-           return true;
-         },
-         // Returns an array [A0, ... An], each Ai being an array of node arrays [Nds0, ... Ndsm],
-         // where Nds0 is an outer ring and subsequent Ndsi's (if any i > 0) being inner rings.
-         //
-         // This corresponds to the structure needed for rendering a multipolygon path using a
-         // `evenodd` fill rule, as well as the structure of a GeoJSON MultiPolygon geometry.
-         //
-         // In the case of invalid geometries, this function will still return a result which
-         // includes the nodes of all way members, but some Nds may be unclosed and some inner
-         // rings not matched with the intended outer ring.
-         //
-         multipolygon: function multipolygon(resolver) {
-           var outers = this.members.filter(function (m) {
-             return 'outer' === (m.role || 'outer');
-           });
-           var inners = this.members.filter(function (m) {
-             return 'inner' === m.role;
-           });
-           outers = osmJoinWays(outers, resolver);
-           inners = osmJoinWays(inners, resolver);
 
-           var sequenceToLineString = function sequenceToLineString(sequence) {
-             if (sequence.nodes.length > 2 && sequence.nodes[0] !== sequence.nodes[sequence.nodes.length - 1]) {
-               // close unclosed parts to ensure correct area rendering - #2945
-               sequence.nodes.push(sequence.nodes[0]);
+           function arraySome(array, predicate) {
+             var index = -1,
+                 length = array == null ? 0 : array.length;
+
+             while (++index < length) {
+               if (predicate(array[index], index, array)) {
+                 return true;
+               }
              }
 
-             return sequence.nodes.map(function (node) {
-               return node.loc;
+             return false;
+           }
+           /**
+            * Gets the size of an ASCII `string`.
+            *
+            * @private
+            * @param {string} string The string inspect.
+            * @returns {number} Returns the string size.
+            */
+
+
+           var asciiSize = baseProperty('length');
+           /**
+            * Converts an ASCII `string` to an array.
+            *
+            * @private
+            * @param {string} string The string to convert.
+            * @returns {Array} Returns the converted array.
+            */
+
+           function asciiToArray(string) {
+             return string.split('');
+           }
+           /**
+            * Splits an ASCII `string` into an array of its words.
+            *
+            * @private
+            * @param {string} The string to inspect.
+            * @returns {Array} Returns the words of `string`.
+            */
+
+
+           function asciiWords(string) {
+             return string.match(reAsciiWord) || [];
+           }
+           /**
+            * The base implementation of methods like `_.findKey` and `_.findLastKey`,
+            * without support for iteratee shorthands, which iterates over `collection`
+            * using `eachFunc`.
+            *
+            * @private
+            * @param {Array|Object} collection The collection to inspect.
+            * @param {Function} predicate The function invoked per iteration.
+            * @param {Function} eachFunc The function to iterate over `collection`.
+            * @returns {*} Returns the found element or its key, else `undefined`.
+            */
+
+
+           function baseFindKey(collection, predicate, eachFunc) {
+             var result;
+             eachFunc(collection, function (value, key, collection) {
+               if (predicate(value, key, collection)) {
+                 result = key;
+                 return false;
+               }
              });
-           };
+             return result;
+           }
+           /**
+            * The base implementation of `_.findIndex` and `_.findLastIndex` without
+            * support for iteratee shorthands.
+            *
+            * @private
+            * @param {Array} array The array to inspect.
+            * @param {Function} predicate The function invoked per iteration.
+            * @param {number} fromIndex The index to search from.
+            * @param {boolean} [fromRight] Specify iterating from right to left.
+            * @returns {number} Returns the index of the matched value, else `-1`.
+            */
 
-           outers = outers.map(sequenceToLineString);
-           inners = inners.map(sequenceToLineString);
-           var result = outers.map(function (o) {
-             // Heuristic for detecting counterclockwise winding order. Assumes
-             // that OpenStreetMap polygons are not hemisphere-spanning.
-             return [d3_geoArea({
-               type: 'Polygon',
-               coordinates: [o]
-             }) > 2 * Math.PI ? o.reverse() : o];
-           });
 
-           function findOuter(inner) {
-             var o, outer;
+           function baseFindIndex(array, predicate, fromIndex, fromRight) {
+             var length = array.length,
+                 index = fromIndex + (fromRight ? 1 : -1);
 
-             for (o = 0; o < outers.length; o++) {
-               outer = outers[o];
-               if (geoPolygonContainsPolygon(outer, inner)) return o;
+             while (fromRight ? index-- : ++index < length) {
+               if (predicate(array[index], index, array)) {
+                 return index;
+               }
              }
 
-             for (o = 0; o < outers.length; o++) {
-               outer = outers[o];
-               if (geoPolygonIntersectsPolygon(outer, inner, false)) return o;
-             }
+             return -1;
            }
+           /**
+            * The base implementation of `_.indexOf` without `fromIndex` bounds checks.
+            *
+            * @private
+            * @param {Array} array The array to inspect.
+            * @param {*} value The value to search for.
+            * @param {number} fromIndex The index to search from.
+            * @returns {number} Returns the index of the matched value, else `-1`.
+            */
 
-           for (var i = 0; i < inners.length; i++) {
-             var inner = inners[i];
 
-             if (d3_geoArea({
-               type: 'Polygon',
-               coordinates: [inner]
-             }) < 2 * Math.PI) {
-               inner = inner.reverse();
-             }
+           function baseIndexOf(array, value, fromIndex) {
+             return value === value ? strictIndexOf(array, value, fromIndex) : baseFindIndex(array, baseIsNaN, fromIndex);
+           }
+           /**
+            * This function is like `baseIndexOf` except that it accepts a comparator.
+            *
+            * @private
+            * @param {Array} array The array to inspect.
+            * @param {*} value The value to search for.
+            * @param {number} fromIndex The index to search from.
+            * @param {Function} comparator The comparator invoked per element.
+            * @returns {number} Returns the index of the matched value, else `-1`.
+            */
 
-             var o = findOuter(inners[i]);
 
-             if (o !== undefined) {
-               result[o].push(inners[i]);
-             } else {
-               result.push([inners[i]]); // Invalid geometry
+           function baseIndexOfWith(array, value, fromIndex, comparator) {
+             var index = fromIndex - 1,
+                 length = array.length;
+
+             while (++index < length) {
+               if (comparator(array[index], value)) {
+                 return index;
+               }
              }
+
+             return -1;
            }
+           /**
+            * The base implementation of `_.isNaN` without support for number objects.
+            *
+            * @private
+            * @param {*} value The value to check.
+            * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.
+            */
 
-           return result;
-         }
-       });
 
-       var QAItem = /*#__PURE__*/function () {
-         function QAItem(loc, service, itemType, id, props) {
-           _classCallCheck(this, QAItem);
+           function baseIsNaN(value) {
+             return value !== value;
+           }
+           /**
+            * The base implementation of `_.mean` and `_.meanBy` without support for
+            * iteratee shorthands.
+            *
+            * @private
+            * @param {Array} array The array to iterate over.
+            * @param {Function} iteratee The function invoked per iteration.
+            * @returns {number} Returns the mean.
+            */
 
-           // Store required properties
-           this.loc = loc;
-           this.service = service.title;
-           this.itemType = itemType; // All issues must have an ID for selection, use generic if none specified
 
-           this.id = id ? id : "".concat(QAItem.id());
-           this.update(props); // Some QA services have marker icons to differentiate issues
+           function baseMean(array, iteratee) {
+             var length = array == null ? 0 : array.length;
+             return length ? baseSum(array, iteratee) / length : NAN;
+           }
+           /**
+            * The base implementation of `_.property` without support for deep paths.
+            *
+            * @private
+            * @param {string} key The key of the property to get.
+            * @returns {Function} Returns the new accessor function.
+            */
 
-           if (service && typeof service.getIcon === 'function') {
-             this.icon = service.getIcon(itemType);
+
+           function baseProperty(key) {
+             return function (object) {
+               return object == null ? undefined$1 : object[key];
+             };
            }
-         }
+           /**
+            * The base implementation of `_.propertyOf` without support for deep paths.
+            *
+            * @private
+            * @param {Object} object The object to query.
+            * @returns {Function} Returns the new accessor function.
+            */
 
-         _createClass(QAItem, [{
-           key: "update",
-           value: function update(props) {
-             var _this = this;
 
-             // You can't override this initial information
-             var loc = this.loc,
-                 service = this.service,
-                 itemType = this.itemType,
-                 id = this.id;
-             Object.keys(props).forEach(function (prop) {
-               return _this[prop] = props[prop];
+           function basePropertyOf(object) {
+             return function (key) {
+               return object == null ? undefined$1 : object[key];
+             };
+           }
+           /**
+            * The base implementation of `_.reduce` and `_.reduceRight`, without support
+            * for iteratee shorthands, which iterates over `collection` using `eachFunc`.
+            *
+            * @private
+            * @param {Array|Object} collection The collection to iterate over.
+            * @param {Function} iteratee The function invoked per iteration.
+            * @param {*} accumulator The initial value.
+            * @param {boolean} initAccum Specify using the first or last element of
+            *  `collection` as the initial value.
+            * @param {Function} eachFunc The function to iterate over `collection`.
+            * @returns {*} Returns the accumulated value.
+            */
+
+
+           function baseReduce(collection, iteratee, accumulator, initAccum, eachFunc) {
+             eachFunc(collection, function (value, index, collection) {
+               accumulator = initAccum ? (initAccum = false, value) : iteratee(accumulator, value, index, collection);
              });
-             this.loc = loc;
-             this.service = service;
-             this.itemType = itemType;
-             this.id = id;
-             return this;
-           } // Generic handling for newly created QAItems
+             return accumulator;
+           }
+           /**
+            * The base implementation of `_.sortBy` which uses `comparer` to define the
+            * sort order of `array` and replaces criteria objects with their corresponding
+            * values.
+            *
+            * @private
+            * @param {Array} array The array to sort.
+            * @param {Function} comparer The function to define sort order.
+            * @returns {Array} Returns `array`.
+            */
 
-         }], [{
-           key: "id",
-           value: function id() {
-             return this.nextId--;
+
+           function baseSortBy(array, comparer) {
+             var length = array.length;
+             array.sort(comparer);
+
+             while (length--) {
+               array[length] = array[length].value;
+             }
+
+             return array;
            }
-         }]);
+           /**
+            * The base implementation of `_.sum` and `_.sumBy` without support for
+            * iteratee shorthands.
+            *
+            * @private
+            * @param {Array} array The array to iterate over.
+            * @param {Function} iteratee The function invoked per iteration.
+            * @returns {number} Returns the sum.
+            */
 
-         return QAItem;
-       }();
-       QAItem.nextId = -1;
 
-       //
-       // Optionally, split only the given ways, if multiple ways share
-       // the given node.
-       //
-       // This is the inverse of `iD.actionJoin`.
-       //
-       // For testing convenience, accepts an ID to assign to the new way.
-       // Normally, this will be undefined and the way will automatically
-       // be assigned a new ID.
-       //
-       // Reference:
-       //   https://github.com/systemed/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/SplitWayAction.as
-       //
+           function baseSum(array, iteratee) {
+             var result,
+                 index = -1,
+                 length = array.length;
 
-       function actionSplit(nodeIds, newWayIds) {
-         // accept single ID for backwards-compatiblity
-         if (typeof nodeIds === 'string') nodeIds = [nodeIds];
+             while (++index < length) {
+               var current = iteratee(array[index]);
 
-         var _wayIDs; // the strategy for picking which way will have a new version and which way is newly created
+               if (current !== undefined$1) {
+                 result = result === undefined$1 ? current : result + current;
+               }
+             }
 
+             return result;
+           }
+           /**
+            * The base implementation of `_.times` without support for iteratee shorthands
+            * or max array length checks.
+            *
+            * @private
+            * @param {number} n The number of times to invoke `iteratee`.
+            * @param {Function} iteratee The function invoked per iteration.
+            * @returns {Array} Returns the array of results.
+            */
 
-         var _keepHistoryOn = 'longest'; // 'longest', 'first'
-         // The IDs of the ways actually created by running this action
 
-         var _createdWayIDs = [];
+           function baseTimes(n, iteratee) {
+             var index = -1,
+                 result = Array(n);
 
-         function dist(graph, nA, nB) {
-           var locA = graph.entity(nA).loc;
-           var locB = graph.entity(nB).loc;
-           var epsilon = 1e-6;
-           return locA && locB ? geoSphericalDistance(locA, locB) : epsilon;
-         } // If the way is closed, we need to search for a partner node
-         // to split the way at.
-         //
-         // The following looks for a node that is both far away from
-         // the initial node in terms of way segment length and nearby
-         // in terms of beeline-distance. This assures that areas get
-         // split on the most "natural" points (independent of the number
-         // of nodes).
-         // For example: bone-shaped areas get split across their waist
-         // line, circles across the diameter.
+             while (++index < n) {
+               result[index] = iteratee(index);
+             }
+
+             return result;
+           }
+           /**
+            * The base implementation of `_.toPairs` and `_.toPairsIn` which creates an array
+            * of key-value pairs for `object` corresponding to the property names of `props`.
+            *
+            * @private
+            * @param {Object} object The object to query.
+            * @param {Array} props The property names to get values for.
+            * @returns {Object} Returns the key-value pairs.
+            */
+
+
+           function baseToPairs(object, props) {
+             return arrayMap(props, function (key) {
+               return [key, object[key]];
+             });
+           }
+           /**
+            * The base implementation of `_.trim`.
+            *
+            * @private
+            * @param {string} string The string to trim.
+            * @returns {string} Returns the trimmed string.
+            */
+
+
+           function baseTrim(string) {
+             return string ? string.slice(0, trimmedEndIndex(string) + 1).replace(reTrimStart, '') : string;
+           }
+           /**
+            * The base implementation of `_.unary` without support for storing metadata.
+            *
+            * @private
+            * @param {Function} func The function to cap arguments for.
+            * @returns {Function} Returns the new capped function.
+            */
+
+
+           function baseUnary(func) {
+             return function (value) {
+               return func(value);
+             };
+           }
+           /**
+            * The base implementation of `_.values` and `_.valuesIn` which creates an
+            * array of `object` property values corresponding to the property names
+            * of `props`.
+            *
+            * @private
+            * @param {Object} object The object to query.
+            * @param {Array} props The property names to get values for.
+            * @returns {Object} Returns the array of property values.
+            */
 
 
-         function splitArea(nodes, idxA, graph) {
-           var lengths = new Array(nodes.length);
-           var length;
-           var i;
-           var best = 0;
-           var idxB;
+           function baseValues(object, props) {
+             return arrayMap(props, function (key) {
+               return object[key];
+             });
+           }
+           /**
+            * Checks if a `cache` value for `key` exists.
+            *
+            * @private
+            * @param {Object} cache The cache to query.
+            * @param {string} key The key of the entry to check.
+            * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
+            */
 
-           function wrap(index) {
-             return utilWrap(index, nodes.length);
-           } // calculate lengths
 
+           function cacheHas(cache, key) {
+             return cache.has(key);
+           }
+           /**
+            * Used by `_.trim` and `_.trimStart` to get the index of the first string symbol
+            * that is not found in the character symbols.
+            *
+            * @private
+            * @param {Array} strSymbols The string symbols to inspect.
+            * @param {Array} chrSymbols The character symbols to find.
+            * @returns {number} Returns the index of the first unmatched string symbol.
+            */
 
-           length = 0;
 
-           for (i = wrap(idxA + 1); i !== idxA; i = wrap(i + 1)) {
-             length += dist(graph, nodes[i], nodes[wrap(i - 1)]);
-             lengths[i] = length;
+           function charsStartIndex(strSymbols, chrSymbols) {
+             var index = -1,
+                 length = strSymbols.length;
+
+             while (++index < length && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}
+
+             return index;
            }
+           /**
+            * Used by `_.trim` and `_.trimEnd` to get the index of the last string symbol
+            * that is not found in the character symbols.
+            *
+            * @private
+            * @param {Array} strSymbols The string symbols to inspect.
+            * @param {Array} chrSymbols The character symbols to find.
+            * @returns {number} Returns the index of the last unmatched string symbol.
+            */
 
-           length = 0;
 
-           for (i = wrap(idxA - 1); i !== idxA; i = wrap(i - 1)) {
-             length += dist(graph, nodes[i], nodes[wrap(i + 1)]);
+           function charsEndIndex(strSymbols, chrSymbols) {
+             var index = strSymbols.length;
 
-             if (length < lengths[i]) {
-               lengths[i] = length;
-             }
-           } // determine best opposite node to split
+             while (index-- && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}
+
+             return index;
+           }
+           /**
+            * Gets the number of `placeholder` occurrences in `array`.
+            *
+            * @private
+            * @param {Array} array The array to inspect.
+            * @param {*} placeholder The placeholder to search for.
+            * @returns {number} Returns the placeholder count.
+            */
 
 
-           for (i = 0; i < nodes.length; i++) {
-             var cost = lengths[i] / dist(graph, nodes[idxA], nodes[i]);
+           function countHolders(array, placeholder) {
+             var length = array.length,
+                 result = 0;
 
-             if (cost > best) {
-               idxB = i;
-               best = cost;
+             while (length--) {
+               if (array[length] === placeholder) {
+                 ++result;
+               }
              }
+
+             return result;
            }
+           /**
+            * Used by `_.deburr` to convert Latin-1 Supplement and Latin Extended-A
+            * letters to basic Latin letters.
+            *
+            * @private
+            * @param {string} letter The matched letter to deburr.
+            * @returns {string} Returns the deburred letter.
+            */
 
-           return idxB;
-         }
 
-         function totalLengthBetweenNodes(graph, nodes) {
-           var totalLength = 0;
+           var deburrLetter = basePropertyOf(deburredLetters);
+           /**
+            * Used by `_.escape` to convert characters to HTML entities.
+            *
+            * @private
+            * @param {string} chr The matched character to escape.
+            * @returns {string} Returns the escaped character.
+            */
 
-           for (var i = 0; i < nodes.length - 1; i++) {
-             totalLength += dist(graph, nodes[i], nodes[i + 1]);
-           }
+           var escapeHtmlChar = basePropertyOf(htmlEscapes);
+           /**
+            * Used by `_.template` to escape characters for inclusion in compiled string literals.
+            *
+            * @private
+            * @param {string} chr The matched character to escape.
+            * @returns {string} Returns the escaped character.
+            */
 
-           return totalLength;
-         }
+           function escapeStringChar(chr) {
+             return '\\' + stringEscapes[chr];
+           }
+           /**
+            * Gets the value at `key` of `object`.
+            *
+            * @private
+            * @param {Object} [object] The object to query.
+            * @param {string} key The key of the property to get.
+            * @returns {*} Returns the property value.
+            */
 
-         function split(graph, nodeId, wayA, newWayId) {
-           var wayB = osmWay({
-             id: newWayId,
-             tags: wayA.tags
-           }); // `wayB` is the NEW way
 
-           var origNodes = wayA.nodes.slice();
-           var nodesA;
-           var nodesB;
-           var isArea = wayA.isArea();
-           var isOuter = osmIsOldMultipolygonOuterMember(wayA, graph);
+           function getValue(object, key) {
+             return object == null ? undefined$1 : object[key];
+           }
+           /**
+            * Checks if `string` contains Unicode symbols.
+            *
+            * @private
+            * @param {string} string The string to inspect.
+            * @returns {boolean} Returns `true` if a symbol is found, else `false`.
+            */
 
-           if (wayA.isClosed()) {
-             var nodes = wayA.nodes.slice(0, -1);
-             var idxA = nodes.indexOf(nodeId);
-             var idxB = splitArea(nodes, idxA, graph);
 
-             if (idxB < idxA) {
-               nodesA = nodes.slice(idxA).concat(nodes.slice(0, idxB + 1));
-               nodesB = nodes.slice(idxB, idxA + 1);
-             } else {
-               nodesA = nodes.slice(idxA, idxB + 1);
-               nodesB = nodes.slice(idxB).concat(nodes.slice(0, idxA + 1));
-             }
-           } else {
-             var idx = wayA.nodes.indexOf(nodeId, 1);
-             nodesA = wayA.nodes.slice(0, idx + 1);
-             nodesB = wayA.nodes.slice(idx);
+           function hasUnicode(string) {
+             return reHasUnicode.test(string);
            }
+           /**
+            * Checks if `string` contains a word composed of Unicode symbols.
+            *
+            * @private
+            * @param {string} string The string to inspect.
+            * @returns {boolean} Returns `true` if a word is found, else `false`.
+            */
 
-           var lengthA = totalLengthBetweenNodes(graph, nodesA);
-           var lengthB = totalLengthBetweenNodes(graph, nodesB);
 
-           if (_keepHistoryOn === 'longest' && lengthB > lengthA) {
-             // keep the history on the longer way, regardless of the node count
-             wayA = wayA.update({
-               nodes: nodesB
-             });
-             wayB = wayB.update({
-               nodes: nodesA
-             });
-             var temp = lengthA;
-             lengthA = lengthB;
-             lengthB = temp;
-           } else {
-             wayA = wayA.update({
-               nodes: nodesA
-             });
-             wayB = wayB.update({
-               nodes: nodesB
-             });
+           function hasUnicodeWord(string) {
+             return reHasUnicodeWord.test(string);
            }
+           /**
+            * Converts `iterator` to an array.
+            *
+            * @private
+            * @param {Object} iterator The iterator to convert.
+            * @returns {Array} Returns the converted array.
+            */
 
-           if (wayA.tags.step_count) {
-             // divide up the the step count proportionally between the two ways
-             var stepCount = parseFloat(wayA.tags.step_count);
 
-             if (stepCount && // ensure a number
-             isFinite(stepCount) && // ensure positive
-             stepCount > 0 && // ensure integer
-             Math.round(stepCount) === stepCount) {
-               var tagsA = Object.assign({}, wayA.tags);
-               var tagsB = Object.assign({}, wayB.tags);
-               var ratioA = lengthA / (lengthA + lengthB);
-               var countA = Math.round(stepCount * ratioA);
-               tagsA.step_count = countA.toString();
-               tagsB.step_count = (stepCount - countA).toString();
-               wayA = wayA.update({
-                 tags: tagsA
-               });
-               wayB = wayB.update({
-                 tags: tagsB
-               });
+           function iteratorToArray(iterator) {
+             var data,
+                 result = [];
+
+             while (!(data = iterator.next()).done) {
+               result.push(data.value);
              }
+
+             return result;
            }
+           /**
+            * Converts `map` to its key-value pairs.
+            *
+            * @private
+            * @param {Object} map The map to convert.
+            * @returns {Array} Returns the key-value pairs.
+            */
 
-           graph = graph.replace(wayA);
-           graph = graph.replace(wayB);
-           graph.parentRelations(wayA).forEach(function (relation) {
-             var member; // Turn restrictions - make sure:
-             // 1. Splitting a FROM/TO way - only `wayA` OR `wayB` remains in relation
-             //    (whichever one is connected to the VIA node/ways)
-             // 2. Splitting a VIA way - `wayB` remains in relation as a VIA way
 
-             if (relation.hasFromViaTo()) {
-               var f = relation.memberByRole('from');
-               var v = relation.membersByRole('via');
-               var t = relation.memberByRole('to');
-               var i; // 1. split a FROM/TO
+           function mapToArray(map) {
+             var index = -1,
+                 result = Array(map.size);
+             map.forEach(function (value, key) {
+               result[++index] = [key, value];
+             });
+             return result;
+           }
+           /**
+            * Creates a unary function that invokes `func` with its argument transformed.
+            *
+            * @private
+            * @param {Function} func The function to wrap.
+            * @param {Function} transform The argument transform.
+            * @returns {Function} Returns the new function.
+            */
 
-               if (f.id === wayA.id || t.id === wayA.id) {
-                 var keepB = false;
 
-                 if (v.length === 1 && v[0].type === 'node') {
-                   // check via node
-                   keepB = wayB.contains(v[0].id);
-                 } else {
-                   // check via way(s)
-                   for (i = 0; i < v.length; i++) {
-                     if (v[i].type === 'way') {
-                       var wayVia = graph.hasEntity(v[i].id);
+           function overArg(func, transform) {
+             return function (arg) {
+               return func(transform(arg));
+             };
+           }
+           /**
+            * Replaces all `placeholder` elements in `array` with an internal placeholder
+            * and returns an array of their indexes.
+            *
+            * @private
+            * @param {Array} array The array to modify.
+            * @param {*} placeholder The placeholder to replace.
+            * @returns {Array} Returns the new array of placeholder indexes.
+            */
 
-                       if (wayVia && utilArrayIntersection(wayB.nodes, wayVia.nodes).length) {
-                         keepB = true;
-                         break;
-                       }
-                     }
-                   }
-                 }
 
-                 if (keepB) {
-                   relation = relation.replaceMember(wayA, wayB);
-                   graph = graph.replace(relation);
-                 } // 2. split a VIA
+           function replaceHolders(array, placeholder) {
+             var index = -1,
+                 length = array.length,
+                 resIndex = 0,
+                 result = [];
 
-               } else {
-                 for (i = 0; i < v.length; i++) {
-                   if (v[i].type === 'way' && v[i].id === wayA.id) {
-                     member = {
-                       id: wayB.id,
-                       type: 'way',
-                       role: 'via'
-                     };
-                     graph = actionAddMember(relation.id, member, v[i].index + 1)(graph);
-                     break;
-                   }
-                 }
-               } // All other relations (Routes, Multipolygons, etc):
-               // 1. Both `wayA` and `wayB` remain in the relation
-               // 2. But must be inserted as a pair (see `actionAddMember` for details)
+             while (++index < length) {
+               var value = array[index];
 
-             } else {
-               if (relation === isOuter) {
-                 graph = graph.replace(relation.mergeTags(wayA.tags));
-                 graph = graph.replace(wayA.update({
-                   tags: {}
-                 }));
-                 graph = graph.replace(wayB.update({
-                   tags: {}
-                 }));
+               if (value === placeholder || value === PLACEHOLDER) {
+                 array[index] = PLACEHOLDER;
+                 result[resIndex++] = index;
                }
-
-               member = {
-                 id: wayB.id,
-                 type: 'way',
-                 role: relation.memberById(wayA.id).role
-               };
-               var insertPair = {
-                 originalID: wayA.id,
-                 insertedID: wayB.id,
-                 nodes: origNodes
-               };
-               graph = actionAddMember(relation.id, member, undefined, insertPair)(graph);
              }
-           });
 
-           if (!isOuter && isArea) {
-             var multipolygon = osmRelation({
-               tags: Object.assign({}, wayA.tags, {
-                 type: 'multipolygon'
-               }),
-               members: [{
-                 id: wayA.id,
-                 role: 'outer',
-                 type: 'way'
-               }, {
-                 id: wayB.id,
-                 role: 'outer',
-                 type: 'way'
-               }]
+             return result;
+           }
+           /**
+            * Converts `set` to an array of its values.
+            *
+            * @private
+            * @param {Object} set The set to convert.
+            * @returns {Array} Returns the values.
+            */
+
+
+           function setToArray(set) {
+             var index = -1,
+                 result = Array(set.size);
+             set.forEach(function (value) {
+               result[++index] = value;
              });
-             graph = graph.replace(multipolygon);
-             graph = graph.replace(wayA.update({
-               tags: {}
-             }));
-             graph = graph.replace(wayB.update({
-               tags: {}
-             }));
+             return result;
            }
+           /**
+            * Converts `set` to its value-value pairs.
+            *
+            * @private
+            * @param {Object} set The set to convert.
+            * @returns {Array} Returns the value-value pairs.
+            */
 
-           _createdWayIDs.push(wayB.id);
 
-           return graph;
-         }
+           function setToPairs(set) {
+             var index = -1,
+                 result = Array(set.size);
+             set.forEach(function (value) {
+               result[++index] = [value, value];
+             });
+             return result;
+           }
+           /**
+            * A specialized version of `_.indexOf` which performs strict equality
+            * comparisons of values, i.e. `===`.
+            *
+            * @private
+            * @param {Array} array The array to inspect.
+            * @param {*} value The value to search for.
+            * @param {number} fromIndex The index to search from.
+            * @returns {number} Returns the index of the matched value, else `-1`.
+            */
 
-         var action = function action(graph) {
-           _createdWayIDs = [];
-           var newWayIndex = 0;
 
-           for (var i = 0; i < nodeIds.length; i++) {
-             var nodeId = nodeIds[i];
-             var candidates = action.waysForNode(nodeId, graph);
+           function strictIndexOf(array, value, fromIndex) {
+             var index = fromIndex - 1,
+                 length = array.length;
 
-             for (var j = 0; j < candidates.length; j++) {
-               graph = split(graph, nodeId, candidates[j], newWayIds && newWayIds[newWayIndex]);
-               newWayIndex += 1;
+             while (++index < length) {
+               if (array[index] === value) {
+                 return index;
+               }
              }
+
+             return -1;
            }
+           /**
+            * A specialized version of `_.lastIndexOf` which performs strict equality
+            * comparisons of values, i.e. `===`.
+            *
+            * @private
+            * @param {Array} array The array to inspect.
+            * @param {*} value The value to search for.
+            * @param {number} fromIndex The index to search from.
+            * @returns {number} Returns the index of the matched value, else `-1`.
+            */
 
-           return graph;
-         };
 
-         action.getCreatedWayIDs = function () {
-           return _createdWayIDs;
-         };
+           function strictLastIndexOf(array, value, fromIndex) {
+             var index = fromIndex + 1;
 
-         action.waysForNode = function (nodeId, graph) {
-           var node = graph.entity(nodeId);
-           var splittableParents = graph.parentWays(node).filter(isSplittable);
+             while (index--) {
+               if (array[index] === value) {
+                 return index;
+               }
+             }
 
-           if (!_wayIDs) {
-             // If the ways to split aren't specified, only split the lines.
-             // If there are no lines to split, split the areas.
-             var hasLine = splittableParents.some(function (parent) {
-               return parent.geometry(graph) === 'line';
-             });
+             return index;
+           }
+           /**
+            * Gets the number of symbols in `string`.
+            *
+            * @private
+            * @param {string} string The string to inspect.
+            * @returns {number} Returns the string size.
+            */
 
-             if (hasLine) {
-               return splittableParents.filter(function (parent) {
-                 return parent.geometry(graph) === 'line';
-               });
-             }
+
+           function stringSize(string) {
+             return hasUnicode(string) ? unicodeSize(string) : asciiSize(string);
            }
+           /**
+            * Converts `string` to an array.
+            *
+            * @private
+            * @param {string} string The string to convert.
+            * @returns {Array} Returns the converted array.
+            */
 
-           return splittableParents;
 
-           function isSplittable(parent) {
-             // If the ways to split are specified, ignore everything else.
-             if (_wayIDs && _wayIDs.indexOf(parent.id) === -1) return false; // We can fake splitting closed ways at their endpoints...
+           function stringToArray(string) {
+             return hasUnicode(string) ? unicodeToArray(string) : asciiToArray(string);
+           }
+           /**
+            * Used by `_.trim` and `_.trimEnd` to get the index of the last non-whitespace
+            * character of `string`.
+            *
+            * @private
+            * @param {string} string The string to inspect.
+            * @returns {number} Returns the index of the last non-whitespace character.
+            */
 
-             if (parent.isClosed()) return true; // otherwise, we can't split nodes at their endpoints.
 
-             for (var i = 1; i < parent.nodes.length - 1; i++) {
-               if (parent.nodes[i] === nodeId) return true;
-             }
+           function trimmedEndIndex(string) {
+             var index = string.length;
 
-             return false;
+             while (index-- && reWhitespace.test(string.charAt(index))) {}
+
+             return index;
            }
-         };
+           /**
+            * Used by `_.unescape` to convert HTML entities to characters.
+            *
+            * @private
+            * @param {string} chr The matched character to unescape.
+            * @returns {string} Returns the unescaped character.
+            */
 
-         action.ways = function (graph) {
-           return utilArrayUniq([].concat.apply([], nodeIds.map(function (nodeId) {
-             return action.waysForNode(nodeId, graph);
-           })));
-         };
 
-         action.disabled = function (graph) {
-           for (var i = 0; i < nodeIds.length; i++) {
-             var nodeId = nodeIds[i];
-             var candidates = action.waysForNode(nodeId, graph);
+           var unescapeHtmlChar = basePropertyOf(htmlUnescapes);
+           /**
+            * Gets the size of a Unicode `string`.
+            *
+            * @private
+            * @param {string} string The string inspect.
+            * @returns {number} Returns the string size.
+            */
 
-             if (candidates.length === 0 || _wayIDs && _wayIDs.length !== candidates.length) {
-               return 'not_eligible';
+           function unicodeSize(string) {
+             var result = reUnicode.lastIndex = 0;
+
+             while (reUnicode.test(string)) {
+               ++result;
              }
+
+             return result;
            }
-         };
+           /**
+            * Converts a Unicode `string` to an array.
+            *
+            * @private
+            * @param {string} string The string to convert.
+            * @returns {Array} Returns the converted array.
+            */
 
-         action.limitWays = function (val) {
-           if (!arguments.length) return _wayIDs;
-           _wayIDs = val;
-           return action;
-         };
 
-         action.keepHistoryOn = function (val) {
-           if (!arguments.length) return _keepHistoryOn;
-           _keepHistoryOn = val;
-           return action;
-         };
+           function unicodeToArray(string) {
+             return string.match(reUnicode) || [];
+           }
+           /**
+            * Splits a Unicode `string` into an array of its words.
+            *
+            * @private
+            * @param {string} The string to inspect.
+            * @returns {Array} Returns the words of `string`.
+            */
 
-         return action;
-       }
 
-       function coreGraph(other, mutable) {
-         if (!(this instanceof coreGraph)) return new coreGraph(other, mutable);
+           function unicodeWords(string) {
+             return string.match(reUnicodeWord) || [];
+           }
+           /*--------------------------------------------------------------------------*/
 
-         if (other instanceof coreGraph) {
-           var base = other.base();
-           this.entities = Object.assign(Object.create(base.entities), other.entities);
-           this._parentWays = Object.assign(Object.create(base.parentWays), other._parentWays);
-           this._parentRels = Object.assign(Object.create(base.parentRels), other._parentRels);
-         } else {
-           this.entities = Object.create({});
-           this._parentWays = Object.create({});
-           this._parentRels = Object.create({});
-           this.rebase(other || [], [this]);
-         }
+           /**
+            * Create a new pristine `lodash` function using the `context` object.
+            *
+            * @static
+            * @memberOf _
+            * @since 1.1.0
+            * @category Util
+            * @param {Object} [context=root] The context object.
+            * @returns {Function} Returns a new `lodash` function.
+            * @example
+            *
+            * _.mixin({ 'foo': _.constant('foo') });
+            *
+            * var lodash = _.runInContext();
+            * lodash.mixin({ 'bar': lodash.constant('bar') });
+            *
+            * _.isFunction(_.foo);
+            * // => true
+            * _.isFunction(_.bar);
+            * // => false
+            *
+            * lodash.isFunction(lodash.foo);
+            * // => false
+            * lodash.isFunction(lodash.bar);
+            * // => true
+            *
+            * // Create a suped-up `defer` in Node.js.
+            * var defer = _.runInContext({ 'setTimeout': setImmediate }).defer;
+            */
 
-         this.transients = {};
-         this._childNodes = {};
-         this.frozen = !mutable;
-       }
-       coreGraph.prototype = {
-         hasEntity: function hasEntity(id) {
-           return this.entities[id];
-         },
-         entity: function entity(id) {
-           var entity = this.entities[id]; //https://github.com/openstreetmap/iD/issues/3973#issuecomment-307052376
 
-           if (!entity) {
-             entity = this.entities.__proto__[id]; // eslint-disable-line no-proto
-           }
+           var runInContext = function runInContext(context) {
+             context = context == null ? root : _.defaults(root.Object(), context, _.pick(root, contextProps));
+             /** Built-in constructor references. */
 
-           if (!entity) {
-             throw new Error('entity ' + id + ' not found');
-           }
+             var Array = context.Array,
+                 Date = context.Date,
+                 Error = context.Error,
+                 Function = context.Function,
+                 Math = context.Math,
+                 Object = context.Object,
+                 RegExp = context.RegExp,
+                 String = context.String,
+                 TypeError = context.TypeError;
+             /** Used for built-in method references. */
 
-           return entity;
-         },
-         geometry: function geometry(id) {
-           return this.entity(id).geometry(this);
-         },
-         "transient": function transient(entity, key, fn) {
-           var id = entity.id;
-           var transients = this.transients[id] || (this.transients[id] = {});
+             var arrayProto = Array.prototype,
+                 funcProto = Function.prototype,
+                 objectProto = Object.prototype;
+             /** Used to detect overreaching core-js shims. */
 
-           if (transients[key] !== undefined) {
-             return transients[key];
-           }
+             var coreJsData = context['__core-js_shared__'];
+             /** Used to resolve the decompiled source of functions. */
 
-           transients[key] = fn.call(entity);
-           return transients[key];
-         },
-         parentWays: function parentWays(entity) {
-           var parents = this._parentWays[entity.id];
-           var result = [];
+             var funcToString = funcProto.toString;
+             /** Used to check objects for own properties. */
 
-           if (parents) {
-             parents.forEach(function (id) {
-               result.push(this.entity(id));
-             }, this);
-           }
+             var hasOwnProperty = objectProto.hasOwnProperty;
+             /** Used to generate unique IDs. */
 
-           return result;
-         },
-         isPoi: function isPoi(entity) {
-           var parents = this._parentWays[entity.id];
-           return !parents || parents.size === 0;
-         },
-         isShared: function isShared(entity) {
-           var parents = this._parentWays[entity.id];
-           return parents && parents.size > 1;
-         },
-         parentRelations: function parentRelations(entity) {
-           var parents = this._parentRels[entity.id];
-           var result = [];
+             var idCounter = 0;
+             /** Used to detect methods masquerading as native. */
 
-           if (parents) {
-             parents.forEach(function (id) {
-               result.push(this.entity(id));
-             }, this);
-           }
+             var maskSrcKey = function () {
+               var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');
+               return uid ? 'Symbol(src)_1.' + uid : '';
+             }();
+             /**
+              * Used to resolve the
+              * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
+              * of values.
+              */
 
-           return result;
-         },
-         parentMultipolygons: function parentMultipolygons(entity) {
-           return this.parentRelations(entity).filter(function (relation) {
-             return relation.isMultipolygon();
-           });
-         },
-         childNodes: function childNodes(entity) {
-           if (this._childNodes[entity.id]) return this._childNodes[entity.id];
-           if (!entity.nodes) return [];
-           var nodes = [];
 
-           for (var i = 0; i < entity.nodes.length; i++) {
-             nodes[i] = this.entity(entity.nodes[i]);
-           }
-           this._childNodes[entity.id] = nodes;
-           return this._childNodes[entity.id];
-         },
-         base: function base() {
-           return {
-             'entities': Object.getPrototypeOf(this.entities),
-             'parentWays': Object.getPrototypeOf(this._parentWays),
-             'parentRels': Object.getPrototypeOf(this._parentRels)
-           };
-         },
-         // Unlike other graph methods, rebase mutates in place. This is because it
-         // is used only during the history operation that merges newly downloaded
-         // data into each state. To external consumers, it should appear as if the
-         // graph always contained the newly downloaded data.
-         rebase: function rebase(entities, stack, force) {
-           var base = this.base();
-           var i, j, k, id;
+             var nativeObjectToString = objectProto.toString;
+             /** Used to infer the `Object` constructor. */
 
-           for (i = 0; i < entities.length; i++) {
-             var entity = entities[i];
-             if (!entity.visible || !force && base.entities[entity.id]) continue; // Merging data into the base graph
+             var objectCtorString = funcToString.call(Object);
+             /** Used to restore the original `_` reference in `_.noConflict`. */
 
-             base.entities[entity.id] = entity;
+             var oldDash = root._;
+             /** Used to detect if a method is native. */
 
-             this._updateCalculated(undefined, entity, base.parentWays, base.parentRels); // Restore provisionally-deleted nodes that are discovered to have an extant parent
+             var reIsNative = RegExp('^' + funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&').replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$');
+             /** Built-in value references. */
 
+             var Buffer = moduleExports ? context.Buffer : undefined$1,
+                 _Symbol = context.Symbol,
+                 Uint8Array = context.Uint8Array,
+                 allocUnsafe = Buffer ? Buffer.allocUnsafe : undefined$1,
+                 getPrototype = overArg(Object.getPrototypeOf, Object),
+                 objectCreate = Object.create,
+                 propertyIsEnumerable = objectProto.propertyIsEnumerable,
+                 splice = arrayProto.splice,
+                 spreadableSymbol = _Symbol ? _Symbol.isConcatSpreadable : undefined$1,
+                 symIterator = _Symbol ? _Symbol.iterator : undefined$1,
+                 symToStringTag = _Symbol ? _Symbol.toStringTag : undefined$1;
 
-             if (entity.type === 'way') {
-               for (j = 0; j < entity.nodes.length; j++) {
-                 id = entity.nodes[j];
+             var defineProperty = function () {
+               try {
+                 var func = getNative(Object, 'defineProperty');
+                 func({}, '', {});
+                 return func;
+               } catch (e) {}
+             }();
+             /** Mocked built-ins. */
+
+
+             var ctxClearTimeout = context.clearTimeout !== root.clearTimeout && context.clearTimeout,
+                 ctxNow = Date && Date.now !== root.Date.now && Date.now,
+                 ctxSetTimeout = context.setTimeout !== root.setTimeout && context.setTimeout;
+             /* Built-in method references for those with the same name as other `lodash` methods. */
+
+             var nativeCeil = Math.ceil,
+                 nativeFloor = Math.floor,
+                 nativeGetSymbols = Object.getOwnPropertySymbols,
+                 nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined$1,
+                 nativeIsFinite = context.isFinite,
+                 nativeJoin = arrayProto.join,
+                 nativeKeys = overArg(Object.keys, Object),
+                 nativeMax = Math.max,
+                 nativeMin = Math.min,
+                 nativeNow = Date.now,
+                 nativeParseInt = context.parseInt,
+                 nativeRandom = Math.random,
+                 nativeReverse = arrayProto.reverse;
+             /* Built-in method references that are verified to be native. */
+
+             var DataView = getNative(context, 'DataView'),
+                 Map = getNative(context, 'Map'),
+                 Promise = getNative(context, 'Promise'),
+                 Set = getNative(context, 'Set'),
+                 WeakMap = getNative(context, 'WeakMap'),
+                 nativeCreate = getNative(Object, 'create');
+             /** Used to store function metadata. */
+
+             var metaMap = WeakMap && new WeakMap();
+             /** Used to lookup unminified function names. */
+
+             var realNames = {};
+             /** Used to detect maps, sets, and weakmaps. */
+
+             var dataViewCtorString = toSource(DataView),
+                 mapCtorString = toSource(Map),
+                 promiseCtorString = toSource(Promise),
+                 setCtorString = toSource(Set),
+                 weakMapCtorString = toSource(WeakMap);
+             /** Used to convert symbols to primitives and strings. */
+
+             var symbolProto = _Symbol ? _Symbol.prototype : undefined$1,
+                 symbolValueOf = symbolProto ? symbolProto.valueOf : undefined$1,
+                 symbolToString = symbolProto ? symbolProto.toString : undefined$1;
+             /*------------------------------------------------------------------------*/
+
+             /**
+              * Creates a `lodash` object which wraps `value` to enable implicit method
+              * chain sequences. Methods that operate on and return arrays, collections,
+              * and functions can be chained together. Methods that retrieve a single value
+              * or may return a primitive value will automatically end the chain sequence
+              * and return the unwrapped value. Otherwise, the value must be unwrapped
+              * with `_#value`.
+              *
+              * Explicit chain sequences, which must be unwrapped with `_#value`, may be
+              * enabled using `_.chain`.
+              *
+              * The execution of chained methods is lazy, that is, it's deferred until
+              * `_#value` is implicitly or explicitly called.
+              *
+              * Lazy evaluation allows several methods to support shortcut fusion.
+              * Shortcut fusion is an optimization to merge iteratee calls; this avoids
+              * the creation of intermediate arrays and can greatly reduce the number of
+              * iteratee executions. Sections of a chain sequence qualify for shortcut
+              * fusion if the section is applied to an array and iteratees accept only
+              * one argument. The heuristic for whether a section qualifies for shortcut
+              * fusion is subject to change.
+              *
+              * Chaining is supported in custom builds as long as the `_#value` method is
+              * directly or indirectly included in the build.
+              *
+              * In addition to lodash methods, wrappers have `Array` and `String` methods.
+              *
+              * The wrapper `Array` methods are:
+              * `concat`, `join`, `pop`, `push`, `shift`, `sort`, `splice`, and `unshift`
+              *
+              * The wrapper `String` methods are:
+              * `replace` and `split`
+              *
+              * The wrapper methods that support shortcut fusion are:
+              * `at`, `compact`, `drop`, `dropRight`, `dropWhile`, `filter`, `find`,
+              * `findLast`, `head`, `initial`, `last`, `map`, `reject`, `reverse`, `slice`,
+              * `tail`, `take`, `takeRight`, `takeRightWhile`, `takeWhile`, and `toArray`
+              *
+              * The chainable wrapper methods are:
+              * `after`, `ary`, `assign`, `assignIn`, `assignInWith`, `assignWith`, `at`,
+              * `before`, `bind`, `bindAll`, `bindKey`, `castArray`, `chain`, `chunk`,
+              * `commit`, `compact`, `concat`, `conforms`, `constant`, `countBy`, `create`,
+              * `curry`, `debounce`, `defaults`, `defaultsDeep`, `defer`, `delay`,
+              * `difference`, `differenceBy`, `differenceWith`, `drop`, `dropRight`,
+              * `dropRightWhile`, `dropWhile`, `extend`, `extendWith`, `fill`, `filter`,
+              * `flatMap`, `flatMapDeep`, `flatMapDepth`, `flatten`, `flattenDeep`,
+              * `flattenDepth`, `flip`, `flow`, `flowRight`, `fromPairs`, `functions`,
+              * `functionsIn`, `groupBy`, `initial`, `intersection`, `intersectionBy`,
+              * `intersectionWith`, `invert`, `invertBy`, `invokeMap`, `iteratee`, `keyBy`,
+              * `keys`, `keysIn`, `map`, `mapKeys`, `mapValues`, `matches`, `matchesProperty`,
+              * `memoize`, `merge`, `mergeWith`, `method`, `methodOf`, `mixin`, `negate`,
+              * `nthArg`, `omit`, `omitBy`, `once`, `orderBy`, `over`, `overArgs`,
+              * `overEvery`, `overSome`, `partial`, `partialRight`, `partition`, `pick`,
+              * `pickBy`, `plant`, `property`, `propertyOf`, `pull`, `pullAll`, `pullAllBy`,
+              * `pullAllWith`, `pullAt`, `push`, `range`, `rangeRight`, `rearg`, `reject`,
+              * `remove`, `rest`, `reverse`, `sampleSize`, `set`, `setWith`, `shuffle`,
+              * `slice`, `sort`, `sortBy`, `splice`, `spread`, `tail`, `take`, `takeRight`,
+              * `takeRightWhile`, `takeWhile`, `tap`, `throttle`, `thru`, `toArray`,
+              * `toPairs`, `toPairsIn`, `toPath`, `toPlainObject`, `transform`, `unary`,
+              * `union`, `unionBy`, `unionWith`, `uniq`, `uniqBy`, `uniqWith`, `unset`,
+              * `unshift`, `unzip`, `unzipWith`, `update`, `updateWith`, `values`,
+              * `valuesIn`, `without`, `wrap`, `xor`, `xorBy`, `xorWith`, `zip`,
+              * `zipObject`, `zipObjectDeep`, and `zipWith`
+              *
+              * The wrapper methods that are **not** chainable by default are:
+              * `add`, `attempt`, `camelCase`, `capitalize`, `ceil`, `clamp`, `clone`,
+              * `cloneDeep`, `cloneDeepWith`, `cloneWith`, `conformsTo`, `deburr`,
+              * `defaultTo`, `divide`, `each`, `eachRight`, `endsWith`, `eq`, `escape`,
+              * `escapeRegExp`, `every`, `find`, `findIndex`, `findKey`, `findLast`,
+              * `findLastIndex`, `findLastKey`, `first`, `floor`, `forEach`, `forEachRight`,
+              * `forIn`, `forInRight`, `forOwn`, `forOwnRight`, `get`, `gt`, `gte`, `has`,
+              * `hasIn`, `head`, `identity`, `includes`, `indexOf`, `inRange`, `invoke`,
+              * `isArguments`, `isArray`, `isArrayBuffer`, `isArrayLike`, `isArrayLikeObject`,
+              * `isBoolean`, `isBuffer`, `isDate`, `isElement`, `isEmpty`, `isEqual`,
+              * `isEqualWith`, `isError`, `isFinite`, `isFunction`, `isInteger`, `isLength`,
+              * `isMap`, `isMatch`, `isMatchWith`, `isNaN`, `isNative`, `isNil`, `isNull`,
+              * `isNumber`, `isObject`, `isObjectLike`, `isPlainObject`, `isRegExp`,
+              * `isSafeInteger`, `isSet`, `isString`, `isUndefined`, `isTypedArray`,
+              * `isWeakMap`, `isWeakSet`, `join`, `kebabCase`, `last`, `lastIndexOf`,
+              * `lowerCase`, `lowerFirst`, `lt`, `lte`, `max`, `maxBy`, `mean`, `meanBy`,
+              * `min`, `minBy`, `multiply`, `noConflict`, `noop`, `now`, `nth`, `pad`,
+              * `padEnd`, `padStart`, `parseInt`, `pop`, `random`, `reduce`, `reduceRight`,
+              * `repeat`, `result`, `round`, `runInContext`, `sample`, `shift`, `size`,
+              * `snakeCase`, `some`, `sortedIndex`, `sortedIndexBy`, `sortedLastIndex`,
+              * `sortedLastIndexBy`, `startCase`, `startsWith`, `stubArray`, `stubFalse`,
+              * `stubObject`, `stubString`, `stubTrue`, `subtract`, `sum`, `sumBy`,
+              * `template`, `times`, `toFinite`, `toInteger`, `toJSON`, `toLength`,
+              * `toLower`, `toNumber`, `toSafeInteger`, `toString`, `toUpper`, `trim`,
+              * `trimEnd`, `trimStart`, `truncate`, `unescape`, `uniqueId`, `upperCase`,
+              * `upperFirst`, `value`, and `words`
+              *
+              * @name _
+              * @constructor
+              * @category Seq
+              * @param {*} value The value to wrap in a `lodash` instance.
+              * @returns {Object} Returns the new `lodash` wrapper instance.
+              * @example
+              *
+              * function square(n) {
+              *   return n * n;
+              * }
+              *
+              * var wrapped = _([1, 2, 3]);
+              *
+              * // Returns an unwrapped value.
+              * wrapped.reduce(_.add);
+              * // => 6
+              *
+              * // Returns a wrapped value.
+              * var squares = wrapped.map(square);
+              *
+              * _.isArray(squares);
+              * // => false
+              *
+              * _.isArray(squares.value());
+              * // => true
+              */
 
-                 for (k = 1; k < stack.length; k++) {
-                   var ents = stack[k].entities;
+             function lodash(value) {
+               if (isObjectLike(value) && !isArray(value) && !(value instanceof LazyWrapper)) {
+                 if (value instanceof LodashWrapper) {
+                   return value;
+                 }
 
-                   if (ents.hasOwnProperty(id) && ents[id] === undefined) {
-                     delete ents[id];
-                   }
+                 if (hasOwnProperty.call(value, '__wrapped__')) {
+                   return wrapperClone(value);
                  }
                }
+
+               return new LodashWrapper(value);
              }
-           }
+             /**
+              * The base implementation of `_.create` without support for assigning
+              * properties to the created object.
+              *
+              * @private
+              * @param {Object} proto The object to inherit from.
+              * @returns {Object} Returns the new object.
+              */
 
-           for (i = 0; i < stack.length; i++) {
-             stack[i]._updateRebased();
-           }
-         },
-         _updateRebased: function _updateRebased() {
-           var base = this.base();
-           Object.keys(this._parentWays).forEach(function (child) {
-             if (base.parentWays[child]) {
-               base.parentWays[child].forEach(function (id) {
-                 if (!this.entities.hasOwnProperty(id)) {
-                   this._parentWays[child].add(id);
+
+             var baseCreate = function () {
+               function object() {}
+
+               return function (proto) {
+                 if (!isObject(proto)) {
+                   return {};
                  }
-               }, this);
-             }
-           }, this);
-           Object.keys(this._parentRels).forEach(function (child) {
-             if (base.parentRels[child]) {
-               base.parentRels[child].forEach(function (id) {
-                 if (!this.entities.hasOwnProperty(id)) {
-                   this._parentRels[child].add(id);
+
+                 if (objectCreate) {
+                   return objectCreate(proto);
                  }
-               }, this);
-             }
-           }, this);
-           this.transients = {}; // this._childNodes is not updated, under the assumption that
-           // ways are always downloaded with their child nodes.
-         },
-         // Updates calculated properties (parentWays, parentRels) for the specified change
-         _updateCalculated: function _updateCalculated(oldentity, entity, parentWays, parentRels) {
-           parentWays = parentWays || this._parentWays;
-           parentRels = parentRels || this._parentRels;
-           var type = entity && entity.type || oldentity && oldentity.type;
-           var removed, added, i;
 
-           if (type === 'way') {
-             // Update parentWays
-             if (oldentity && entity) {
-               removed = utilArrayDifference(oldentity.nodes, entity.nodes);
-               added = utilArrayDifference(entity.nodes, oldentity.nodes);
-             } else if (oldentity) {
-               removed = oldentity.nodes;
-               added = [];
-             } else if (entity) {
-               removed = [];
-               added = entity.nodes;
-             }
+                 object.prototype = proto;
+                 var result = new object();
+                 object.prototype = undefined$1;
+                 return result;
+               };
+             }();
+             /**
+              * The function whose prototype chain sequence wrappers inherit from.
+              *
+              * @private
+              */
 
-             for (i = 0; i < removed.length; i++) {
-               // make a copy of prototype property, store as own property, and update..
-               parentWays[removed[i]] = new Set(parentWays[removed[i]]);
-               parentWays[removed[i]]["delete"](oldentity.id);
+
+             function baseLodash() {// No operation performed.
              }
+             /**
+              * The base constructor for creating `lodash` wrapper objects.
+              *
+              * @private
+              * @param {*} value The value to wrap.
+              * @param {boolean} [chainAll] Enable explicit method chain sequences.
+              */
 
-             for (i = 0; i < added.length; i++) {
-               // make a copy of prototype property, store as own property, and update..
-               parentWays[added[i]] = new Set(parentWays[added[i]]);
-               parentWays[added[i]].add(entity.id);
+
+             function LodashWrapper(value, chainAll) {
+               this.__wrapped__ = value;
+               this.__actions__ = [];
+               this.__chain__ = !!chainAll;
+               this.__index__ = 0;
+               this.__values__ = undefined$1;
              }
-           } else if (type === 'relation') {
-             // Update parentRels
-             // diff only on the IDs since the same entity can be a member multiple times with different roles
-             var oldentityMemberIDs = oldentity ? oldentity.members.map(function (m) {
-               return m.id;
-             }) : [];
-             var entityMemberIDs = entity ? entity.members.map(function (m) {
-               return m.id;
-             }) : [];
+             /**
+              * By default, the template delimiters used by lodash are like those in
+              * embedded Ruby (ERB) as well as ES2015 template strings. Change the
+              * following template settings to use alternative delimiters.
+              *
+              * @static
+              * @memberOf _
+              * @type {Object}
+              */
 
-             if (oldentity && entity) {
-               removed = utilArrayDifference(oldentityMemberIDs, entityMemberIDs);
-               added = utilArrayDifference(entityMemberIDs, oldentityMemberIDs);
-             } else if (oldentity) {
-               removed = oldentityMemberIDs;
-               added = [];
-             } else if (entity) {
-               removed = [];
-               added = entityMemberIDs;
+
+             lodash.templateSettings = {
+               /**
+                * Used to detect `data` property values to be HTML-escaped.
+                *
+                * @memberOf _.templateSettings
+                * @type {RegExp}
+                */
+               'escape': reEscape,
+
+               /**
+                * Used to detect code to be evaluated.
+                *
+                * @memberOf _.templateSettings
+                * @type {RegExp}
+                */
+               'evaluate': reEvaluate,
+
+               /**
+                * Used to detect `data` property values to inject.
+                *
+                * @memberOf _.templateSettings
+                * @type {RegExp}
+                */
+               'interpolate': reInterpolate,
+
+               /**
+                * Used to reference the data object in the template text.
+                *
+                * @memberOf _.templateSettings
+                * @type {string}
+                */
+               'variable': '',
+
+               /**
+                * Used to import variables into the compiled template.
+                *
+                * @memberOf _.templateSettings
+                * @type {Object}
+                */
+               'imports': {
+                 /**
+                  * A reference to the `lodash` function.
+                  *
+                  * @memberOf _.templateSettings.imports
+                  * @type {Function}
+                  */
+                 '_': lodash
+               }
+             }; // Ensure wrappers are instances of `baseLodash`.
+
+             lodash.prototype = baseLodash.prototype;
+             lodash.prototype.constructor = lodash;
+             LodashWrapper.prototype = baseCreate(baseLodash.prototype);
+             LodashWrapper.prototype.constructor = LodashWrapper;
+             /*------------------------------------------------------------------------*/
+
+             /**
+              * Creates a lazy wrapper object which wraps `value` to enable lazy evaluation.
+              *
+              * @private
+              * @constructor
+              * @param {*} value The value to wrap.
+              */
+
+             function LazyWrapper(value) {
+               this.__wrapped__ = value;
+               this.__actions__ = [];
+               this.__dir__ = 1;
+               this.__filtered__ = false;
+               this.__iteratees__ = [];
+               this.__takeCount__ = MAX_ARRAY_LENGTH;
+               this.__views__ = [];
              }
+             /**
+              * Creates a clone of the lazy wrapper object.
+              *
+              * @private
+              * @name clone
+              * @memberOf LazyWrapper
+              * @returns {Object} Returns the cloned `LazyWrapper` object.
+              */
 
-             for (i = 0; i < removed.length; i++) {
-               // make a copy of prototype property, store as own property, and update..
-               parentRels[removed[i]] = new Set(parentRels[removed[i]]);
-               parentRels[removed[i]]["delete"](oldentity.id);
+
+             function lazyClone() {
+               var result = new LazyWrapper(this.__wrapped__);
+               result.__actions__ = copyArray(this.__actions__);
+               result.__dir__ = this.__dir__;
+               result.__filtered__ = this.__filtered__;
+               result.__iteratees__ = copyArray(this.__iteratees__);
+               result.__takeCount__ = this.__takeCount__;
+               result.__views__ = copyArray(this.__views__);
+               return result;
              }
+             /**
+              * Reverses the direction of lazy iteration.
+              *
+              * @private
+              * @name reverse
+              * @memberOf LazyWrapper
+              * @returns {Object} Returns the new reversed `LazyWrapper` object.
+              */
 
-             for (i = 0; i < added.length; i++) {
-               // make a copy of prototype property, store as own property, and update..
-               parentRels[added[i]] = new Set(parentRels[added[i]]);
-               parentRels[added[i]].add(entity.id);
+
+             function lazyReverse() {
+               if (this.__filtered__) {
+                 var result = new LazyWrapper(this);
+                 result.__dir__ = -1;
+                 result.__filtered__ = true;
+               } else {
+                 result = this.clone();
+                 result.__dir__ *= -1;
+               }
+
+               return result;
              }
-           }
-         },
-         replace: function replace(entity) {
-           if (this.entities[entity.id] === entity) return this;
-           return this.update(function () {
-             this._updateCalculated(this.entities[entity.id], entity);
+             /**
+              * Extracts the unwrapped value from its lazy wrapper.
+              *
+              * @private
+              * @name value
+              * @memberOf LazyWrapper
+              * @returns {*} Returns the unwrapped value.
+              */
 
-             this.entities[entity.id] = entity;
-           });
-         },
-         remove: function remove(entity) {
-           return this.update(function () {
-             this._updateCalculated(entity, undefined);
 
-             this.entities[entity.id] = undefined;
-           });
-         },
-         revert: function revert(id) {
-           var baseEntity = this.base().entities[id];
-           var headEntity = this.entities[id];
-           if (headEntity === baseEntity) return this;
-           return this.update(function () {
-             this._updateCalculated(headEntity, baseEntity);
+             function lazyValue() {
+               var array = this.__wrapped__.value(),
+                   dir = this.__dir__,
+                   isArr = isArray(array),
+                   isRight = dir < 0,
+                   arrLength = isArr ? array.length : 0,
+                   view = getView(0, arrLength, this.__views__),
+                   start = view.start,
+                   end = view.end,
+                   length = end - start,
+                   index = isRight ? end : start - 1,
+                   iteratees = this.__iteratees__,
+                   iterLength = iteratees.length,
+                   resIndex = 0,
+                   takeCount = nativeMin(length, this.__takeCount__);
 
-             delete this.entities[id];
-           });
-         },
-         update: function update() {
-           var graph = this.frozen ? coreGraph(this, true) : this;
+               if (!isArr || !isRight && arrLength == length && takeCount == length) {
+                 return baseWrapperValue(array, this.__actions__);
+               }
 
-           for (var i = 0; i < arguments.length; i++) {
-             arguments[i].call(graph, graph);
-           }
+               var result = [];
 
-           if (this.frozen) graph.frozen = true;
-           return graph;
-         },
-         // Obliterates any existing entities
-         load: function load(entities) {
-           var base = this.base();
-           this.entities = Object.create(base.entities);
+               outer: while (length-- && resIndex < takeCount) {
+                 index += dir;
+                 var iterIndex = -1,
+                     value = array[index];
+
+                 while (++iterIndex < iterLength) {
+                   var data = iteratees[iterIndex],
+                       iteratee = data.iteratee,
+                       type = data.type,
+                       computed = iteratee(value);
+
+                   if (type == LAZY_MAP_FLAG) {
+                     value = computed;
+                   } else if (!computed) {
+                     if (type == LAZY_FILTER_FLAG) {
+                       continue outer;
+                     } else {
+                       break outer;
+                     }
+                   }
+                 }
 
-           for (var i in entities) {
-             this.entities[i] = entities[i];
+                 result[resIndex++] = value;
+               }
 
-             this._updateCalculated(base.entities[i], this.entities[i]);
-           }
+               return result;
+             } // Ensure `LazyWrapper` is an instance of `baseLodash`.
 
-           return this;
-         }
-       };
 
-       function osmTurn(turn) {
-         if (!(this instanceof osmTurn)) {
-           return new osmTurn(turn);
-         }
+             LazyWrapper.prototype = baseCreate(baseLodash.prototype);
+             LazyWrapper.prototype.constructor = LazyWrapper;
+             /*------------------------------------------------------------------------*/
 
-         Object.assign(this, turn);
-       }
-       function osmIntersection(graph, startVertexId, maxDistance) {
-         maxDistance = maxDistance || 30; // in meters
+             /**
+              * Creates a hash object.
+              *
+              * @private
+              * @constructor
+              * @param {Array} [entries] The key-value pairs to cache.
+              */
 
-         var vgraph = coreGraph(); // virtual graph
+             function Hash(entries) {
+               var index = -1,
+                   length = entries == null ? 0 : entries.length;
+               this.clear();
 
-         var i, j, k;
+               while (++index < length) {
+                 var entry = entries[index];
+                 this.set(entry[0], entry[1]);
+               }
+             }
+             /**
+              * Removes all key-value entries from the hash.
+              *
+              * @private
+              * @name clear
+              * @memberOf Hash
+              */
 
-         function memberOfRestriction(entity) {
-           return graph.parentRelations(entity).some(function (r) {
-             return r.isRestriction();
-           });
-         }
 
-         function isRoad(way) {
-           if (way.isArea() || way.isDegenerate()) return false;
-           var roads = {
-             'motorway': true,
-             'motorway_link': true,
-             'trunk': true,
-             'trunk_link': true,
-             'primary': true,
-             'primary_link': true,
-             'secondary': true,
-             'secondary_link': true,
-             'tertiary': true,
-             'tertiary_link': true,
-             'residential': true,
-             'unclassified': true,
-             'living_street': true,
-             'service': true,
-             'road': true,
-             'track': true
-           };
-           return roads[way.tags.highway];
-         }
+             function hashClear() {
+               this.__data__ = nativeCreate ? nativeCreate(null) : {};
+               this.size = 0;
+             }
+             /**
+              * Removes `key` and its value from the hash.
+              *
+              * @private
+              * @name delete
+              * @memberOf Hash
+              * @param {Object} hash The hash to modify.
+              * @param {string} key The key of the value to remove.
+              * @returns {boolean} Returns `true` if the entry was removed, else `false`.
+              */
 
-         var startNode = graph.entity(startVertexId);
-         var checkVertices = [startNode];
-         var checkWays;
-         var vertices = [];
-         var vertexIds = [];
-         var vertex;
-         var ways = [];
-         var wayIds = [];
-         var way;
-         var nodes = [];
-         var node;
-         var parents = [];
-         var parent; // `actions` will store whatever actions must be performed to satisfy
-         // preconditions for adding a turn restriction to this intersection.
-         //  - Remove any existing degenerate turn restrictions (missing from/to, etc)
-         //  - Reverse oneways so that they are drawn in the forward direction
-         //  - Split ways on key vertices
 
-         var actions = []; // STEP 1:  walk the graph outwards from starting vertex to search
-         //  for more key vertices and ways to include in the intersection..
+             function hashDelete(key) {
+               var result = this.has(key) && delete this.__data__[key];
+               this.size -= result ? 1 : 0;
+               return result;
+             }
+             /**
+              * Gets the hash value for `key`.
+              *
+              * @private
+              * @name get
+              * @memberOf Hash
+              * @param {string} key The key of the value to get.
+              * @returns {*} Returns the entry value.
+              */
 
-         while (checkVertices.length) {
-           vertex = checkVertices.pop(); // check this vertex for parent ways that are roads
 
-           checkWays = graph.parentWays(vertex);
-           var hasWays = false;
+             function hashGet(key) {
+               var data = this.__data__;
 
-           for (i = 0; i < checkWays.length; i++) {
-             way = checkWays[i];
-             if (!isRoad(way) && !memberOfRestriction(way)) continue;
-             ways.push(way); // it's a road, or it's already in a turn restriction
+               if (nativeCreate) {
+                 var result = data[key];
+                 return result === HASH_UNDEFINED ? undefined$1 : result;
+               }
 
-             hasWays = true; // check the way's children for more key vertices
+               return hasOwnProperty.call(data, key) ? data[key] : undefined$1;
+             }
+             /**
+              * Checks if a hash value for `key` exists.
+              *
+              * @private
+              * @name has
+              * @memberOf Hash
+              * @param {string} key The key of the entry to check.
+              * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
+              */
 
-             nodes = utilArrayUniq(graph.childNodes(way));
 
-             for (j = 0; j < nodes.length; j++) {
-               node = nodes[j];
-               if (node === vertex) continue; // same thing
+             function hashHas(key) {
+               var data = this.__data__;
+               return nativeCreate ? data[key] !== undefined$1 : hasOwnProperty.call(data, key);
+             }
+             /**
+              * Sets the hash `key` to `value`.
+              *
+              * @private
+              * @name set
+              * @memberOf Hash
+              * @param {string} key The key of the value to set.
+              * @param {*} value The value to set.
+              * @returns {Object} Returns the hash instance.
+              */
 
-               if (vertices.indexOf(node) !== -1) continue; // seen it already
 
-               if (geoSphericalDistance(node.loc, startNode.loc) > maxDistance) continue; // too far from start
-               // a key vertex will have parents that are also roads
+             function hashSet(key, value) {
+               var data = this.__data__;
+               this.size += this.has(key) ? 0 : 1;
+               data[key] = nativeCreate && value === undefined$1 ? HASH_UNDEFINED : value;
+               return this;
+             } // Add methods to `Hash`.
 
-               var hasParents = false;
-               parents = graph.parentWays(node);
 
-               for (k = 0; k < parents.length; k++) {
-                 parent = parents[k];
-                 if (parent === way) continue; // same thing
+             Hash.prototype.clear = hashClear;
+             Hash.prototype['delete'] = hashDelete;
+             Hash.prototype.get = hashGet;
+             Hash.prototype.has = hashHas;
+             Hash.prototype.set = hashSet;
+             /*------------------------------------------------------------------------*/
 
-                 if (ways.indexOf(parent) !== -1) continue; // seen it already
+             /**
+              * Creates an list cache object.
+              *
+              * @private
+              * @constructor
+              * @param {Array} [entries] The key-value pairs to cache.
+              */
 
-                 if (!isRoad(parent)) continue; // not a road
+             function ListCache(entries) {
+               var index = -1,
+                   length = entries == null ? 0 : entries.length;
+               this.clear();
 
-                 hasParents = true;
-                 break;
+               while (++index < length) {
+                 var entry = entries[index];
+                 this.set(entry[0], entry[1]);
                }
+             }
+             /**
+              * Removes all key-value entries from the list cache.
+              *
+              * @private
+              * @name clear
+              * @memberOf ListCache
+              */
 
-               if (hasParents) {
-                 checkVertices.push(node);
-               }
+
+             function listCacheClear() {
+               this.__data__ = [];
+               this.size = 0;
              }
-           }
+             /**
+              * Removes `key` and its value from the list cache.
+              *
+              * @private
+              * @name delete
+              * @memberOf ListCache
+              * @param {string} key The key of the value to remove.
+              * @returns {boolean} Returns `true` if the entry was removed, else `false`.
+              */
 
-           if (hasWays) {
-             vertices.push(vertex);
-           }
-         }
 
-         vertices = utilArrayUniq(vertices);
-         ways = utilArrayUniq(ways); // STEP 2:  Build a virtual graph containing only the entities in the intersection..
-         // Everything done after this step should act on the virtual graph
-         // Any actions that must be performed later to the main graph go in `actions` array
+             function listCacheDelete(key) {
+               var data = this.__data__,
+                   index = assocIndexOf(data, key);
 
-         ways.forEach(function (way) {
-           graph.childNodes(way).forEach(function (node) {
-             vgraph = vgraph.replace(node);
-           });
-           vgraph = vgraph.replace(way);
-           graph.parentRelations(way).forEach(function (relation) {
-             if (relation.isRestriction()) {
-               if (relation.isValidRestriction(graph)) {
-                 vgraph = vgraph.replace(relation);
-               } else if (relation.isComplete(graph)) {
-                 actions.push(actionDeleteRelation(relation.id));
+               if (index < 0) {
+                 return false;
                }
-             }
-           });
-         }); // STEP 3:  Force all oneways to be drawn in the forward direction
 
-         ways.forEach(function (w) {
-           var way = vgraph.entity(w.id);
+               var lastIndex = data.length - 1;
 
-           if (way.tags.oneway === '-1') {
-             var action = actionReverse(way.id, {
-               reverseOneway: true
-             });
-             actions.push(action);
-             vgraph = action(vgraph);
-           }
-         }); // STEP 4:  Split ways on key vertices
+               if (index == lastIndex) {
+                 data.pop();
+               } else {
+                 splice.call(data, index, 1);
+               }
 
-         var origCount = osmEntity.id.next.way;
-         vertices.forEach(function (v) {
-           // This is an odd way to do it, but we need to find all the ways that
-           // will be split here, then split them one at a time to ensure that these
-           // actions can be replayed on the main graph exactly in the same order.
-           // (It is unintuitive, but the order of ways returned from graph.parentWays()
-           // is arbitrary, depending on how the main graph and vgraph were built)
-           var splitAll = actionSplit([v.id]).keepHistoryOn('first');
+               --this.size;
+               return true;
+             }
+             /**
+              * Gets the list cache value for `key`.
+              *
+              * @private
+              * @name get
+              * @memberOf ListCache
+              * @param {string} key The key of the value to get.
+              * @returns {*} Returns the entry value.
+              */
 
-           if (!splitAll.disabled(vgraph)) {
-             splitAll.ways(vgraph).forEach(function (way) {
-               var splitOne = actionSplit([v.id]).limitWays([way.id]).keepHistoryOn('first');
-               actions.push(splitOne);
-               vgraph = splitOne(vgraph);
-             });
-           }
-         }); // In here is where we should also split the intersection at nearby junction.
-         //   for https://github.com/mapbox/iD-internal/issues/31
-         // nearbyVertices.forEach(function(v) {
-         // });
-         // Reasons why we reset the way id count here:
-         //  1. Continuity with way ids created by the splits so that we can replay
-         //     these actions later if the user decides to create a turn restriction
-         //  2. Avoids churning way ids just by hovering over a vertex
-         //     and displaying the turn restriction editor
 
-         osmEntity.id.next.way = origCount; // STEP 5:  Update arrays to point to vgraph entities
+             function listCacheGet(key) {
+               var data = this.__data__,
+                   index = assocIndexOf(data, key);
+               return index < 0 ? undefined$1 : data[index][1];
+             }
+             /**
+              * Checks if a list cache value for `key` exists.
+              *
+              * @private
+              * @name has
+              * @memberOf ListCache
+              * @param {string} key The key of the entry to check.
+              * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
+              */
 
-         vertexIds = vertices.map(function (v) {
-           return v.id;
-         });
-         vertices = [];
-         ways = [];
-         vertexIds.forEach(function (id) {
-           var vertex = vgraph.entity(id);
-           var parents = vgraph.parentWays(vertex);
-           vertices.push(vertex);
-           ways = ways.concat(parents);
-         });
-         vertices = utilArrayUniq(vertices);
-         ways = utilArrayUniq(ways);
-         vertexIds = vertices.map(function (v) {
-           return v.id;
-         });
-         wayIds = ways.map(function (w) {
-           return w.id;
-         }); // STEP 6:  Update the ways with some metadata that will be useful for
-         // walking the intersection graph later and rendering turn arrows.
 
-         function withMetadata(way, vertexIds) {
-           var __oneWay = way.isOneWay(); // which affixes are key vertices?
+             function listCacheHas(key) {
+               return assocIndexOf(this.__data__, key) > -1;
+             }
+             /**
+              * Sets the list cache `key` to `value`.
+              *
+              * @private
+              * @name set
+              * @memberOf ListCache
+              * @param {string} key The key of the value to set.
+              * @param {*} value The value to set.
+              * @returns {Object} Returns the list cache instance.
+              */
 
 
-           var __first = vertexIds.indexOf(way.first()) !== -1;
+             function listCacheSet(key, value) {
+               var data = this.__data__,
+                   index = assocIndexOf(data, key);
 
-           var __last = vertexIds.indexOf(way.last()) !== -1; // what roles is this way eligible for?
+               if (index < 0) {
+                 ++this.size;
+                 data.push([key, value]);
+               } else {
+                 data[index][1] = value;
+               }
 
+               return this;
+             } // Add methods to `ListCache`.
 
-           var __via = __first && __last;
 
-           var __from = __first && !__oneWay || __last;
+             ListCache.prototype.clear = listCacheClear;
+             ListCache.prototype['delete'] = listCacheDelete;
+             ListCache.prototype.get = listCacheGet;
+             ListCache.prototype.has = listCacheHas;
+             ListCache.prototype.set = listCacheSet;
+             /*------------------------------------------------------------------------*/
 
-           var __to = __first || __last && !__oneWay;
+             /**
+              * Creates a map cache object to store key-value pairs.
+              *
+              * @private
+              * @constructor
+              * @param {Array} [entries] The key-value pairs to cache.
+              */
 
-           return way.update({
-             __first: __first,
-             __last: __last,
-             __from: __from,
-             __via: __via,
-             __to: __to,
-             __oneWay: __oneWay
-           });
-         }
+             function MapCache(entries) {
+               var index = -1,
+                   length = entries == null ? 0 : entries.length;
+               this.clear();
 
-         ways = [];
-         wayIds.forEach(function (id) {
-           var way = withMetadata(vgraph.entity(id), vertexIds);
-           vgraph = vgraph.replace(way);
-           ways.push(way);
-         }); // STEP 7:  Simplify - This is an iterative process where we:
-         //  1. Find trivial vertices with only 2 parents
-         //  2. trim off the leaf way from those vertices and remove from vgraph
+               while (++index < length) {
+                 var entry = entries[index];
+                 this.set(entry[0], entry[1]);
+               }
+             }
+             /**
+              * Removes all key-value entries from the map.
+              *
+              * @private
+              * @name clear
+              * @memberOf MapCache
+              */
 
-         var keepGoing;
-         var removeWayIds = [];
-         var removeVertexIds = [];
 
-         do {
-           keepGoing = false;
-           checkVertices = vertexIds.slice();
+             function mapCacheClear() {
+               this.size = 0;
+               this.__data__ = {
+                 'hash': new Hash(),
+                 'map': new (Map || ListCache)(),
+                 'string': new Hash()
+               };
+             }
+             /**
+              * Removes `key` and its value from the map.
+              *
+              * @private
+              * @name delete
+              * @memberOf MapCache
+              * @param {string} key The key of the value to remove.
+              * @returns {boolean} Returns `true` if the entry was removed, else `false`.
+              */
 
-           for (i = 0; i < checkVertices.length; i++) {
-             var vertexId = checkVertices[i];
-             vertex = vgraph.hasEntity(vertexId);
 
-             if (!vertex) {
-               if (vertexIds.indexOf(vertexId) !== -1) {
-                 vertexIds.splice(vertexIds.indexOf(vertexId), 1); // stop checking this one
-               }
+             function mapCacheDelete(key) {
+               var result = getMapData(this, key)['delete'](key);
+               this.size -= result ? 1 : 0;
+               return result;
+             }
+             /**
+              * Gets the map value for `key`.
+              *
+              * @private
+              * @name get
+              * @memberOf MapCache
+              * @param {string} key The key of the value to get.
+              * @returns {*} Returns the entry value.
+              */
 
-               removeVertexIds.push(vertexId);
-               continue;
+
+             function mapCacheGet(key) {
+               return getMapData(this, key).get(key);
              }
+             /**
+              * Checks if a map value for `key` exists.
+              *
+              * @private
+              * @name has
+              * @memberOf MapCache
+              * @param {string} key The key of the entry to check.
+              * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
+              */
 
-             parents = vgraph.parentWays(vertex);
 
-             if (parents.length < 3) {
-               if (vertexIds.indexOf(vertexId) !== -1) {
-                 vertexIds.splice(vertexIds.indexOf(vertexId), 1); // stop checking this one
-               }
+             function mapCacheHas(key) {
+               return getMapData(this, key).has(key);
              }
+             /**
+              * Sets the map `key` to `value`.
+              *
+              * @private
+              * @name set
+              * @memberOf MapCache
+              * @param {string} key The key of the value to set.
+              * @param {*} value The value to set.
+              * @returns {Object} Returns the map cache instance.
+              */
 
-             if (parents.length === 2) {
-               // vertex with 2 parents is trivial
-               var a = parents[0];
-               var b = parents[1];
-               var aIsLeaf = a && !a.__via;
-               var bIsLeaf = b && !b.__via;
-               var leaf, survivor;
 
-               if (aIsLeaf && !bIsLeaf) {
-                 leaf = a;
-                 survivor = b;
-               } else if (!aIsLeaf && bIsLeaf) {
-                 leaf = b;
-                 survivor = a;
-               }
+             function mapCacheSet(key, value) {
+               var data = getMapData(this, key),
+                   size = data.size;
+               data.set(key, value);
+               this.size += data.size == size ? 0 : 1;
+               return this;
+             } // Add methods to `MapCache`.
 
-               if (leaf && survivor) {
-                 survivor = withMetadata(survivor, vertexIds); // update survivor way
 
-                 vgraph = vgraph.replace(survivor).remove(leaf); // update graph
+             MapCache.prototype.clear = mapCacheClear;
+             MapCache.prototype['delete'] = mapCacheDelete;
+             MapCache.prototype.get = mapCacheGet;
+             MapCache.prototype.has = mapCacheHas;
+             MapCache.prototype.set = mapCacheSet;
+             /*------------------------------------------------------------------------*/
+
+             /**
+              *
+              * Creates an array cache object to store unique values.
+              *
+              * @private
+              * @constructor
+              * @param {Array} [values] The values to cache.
+              */
+
+             function SetCache(values) {
+               var index = -1,
+                   length = values == null ? 0 : values.length;
+               this.__data__ = new MapCache();
 
-                 removeWayIds.push(leaf.id);
-                 keepGoing = true;
+               while (++index < length) {
+                 this.add(values[index]);
                }
              }
+             /**
+              * Adds `value` to the array cache.
+              *
+              * @private
+              * @name add
+              * @memberOf SetCache
+              * @alias push
+              * @param {*} value The value to cache.
+              * @returns {Object} Returns the cache instance.
+              */
 
-             parents = vgraph.parentWays(vertex);
 
-             if (parents.length < 2) {
-               // vertex is no longer a key vertex
-               if (vertexIds.indexOf(vertexId) !== -1) {
-                 vertexIds.splice(vertexIds.indexOf(vertexId), 1); // stop checking this one
-               }
+             function setCacheAdd(value) {
+               this.__data__.set(value, HASH_UNDEFINED);
 
-               removeVertexIds.push(vertexId);
-               keepGoing = true;
+               return this;
              }
+             /**
+              * Checks if `value` is in the array cache.
+              *
+              * @private
+              * @name has
+              * @memberOf SetCache
+              * @param {*} value The value to search for.
+              * @returns {number} Returns `true` if `value` is found, else `false`.
+              */
 
-             if (parents.length < 1) {
-               // vertex is no longer attached to anything
-               vgraph = vgraph.remove(vertex);
-             }
-           }
-         } while (keepGoing);
 
-         vertices = vertices.filter(function (vertex) {
-           return removeVertexIds.indexOf(vertex.id) === -1;
-         }).map(function (vertex) {
-           return vgraph.entity(vertex.id);
-         });
-         ways = ways.filter(function (way) {
-           return removeWayIds.indexOf(way.id) === -1;
-         }).map(function (way) {
-           return vgraph.entity(way.id);
-         }); // OK!  Here is our intersection..
+             function setCacheHas(value) {
+               return this.__data__.has(value);
+             } // Add methods to `SetCache`.
 
-         var intersection = {
-           graph: vgraph,
-           actions: actions,
-           vertices: vertices,
-           ways: ways
-         }; // Get all the valid turns through this intersection given a starting way id.
-         // This operates on the virtual graph for everything.
-         //
-         // Basically, walk through all possible paths from starting way,
-         //   honoring the existing turn restrictions as we go (watch out for loops!)
-         //
-         // For each path found, generate and return a `osmTurn` datastructure.
-         //
 
-         intersection.turns = function (fromWayId, maxViaWay) {
-           if (!fromWayId) return [];
-           if (!maxViaWay) maxViaWay = 0;
-           var vgraph = intersection.graph;
-           var keyVertexIds = intersection.vertices.map(function (v) {
-             return v.id;
-           });
-           var start = vgraph.entity(fromWayId);
-           if (!start || !(start.__from || start.__via)) return []; // maxViaWay=0   from-*-to              (0 vias)
-           // maxViaWay=1   from-*-via-*-to        (1 via max)
-           // maxViaWay=2   from-*-via-*-via-*-to  (2 vias max)
+             SetCache.prototype.add = SetCache.prototype.push = setCacheAdd;
+             SetCache.prototype.has = setCacheHas;
+             /*------------------------------------------------------------------------*/
 
-           var maxPathLength = maxViaWay * 2 + 3;
-           var turns = [];
-           step(start);
-           return turns; // traverse the intersection graph and find all the valid paths
+             /**
+              * Creates a stack cache object to store key-value pairs.
+              *
+              * @private
+              * @constructor
+              * @param {Array} [entries] The key-value pairs to cache.
+              */
 
-           function step(entity, currPath, currRestrictions, matchedRestriction) {
-             currPath = (currPath || []).slice(); // shallow copy
+             function Stack(entries) {
+               var data = this.__data__ = new ListCache(entries);
+               this.size = data.size;
+             }
+             /**
+              * Removes all key-value entries from the stack.
+              *
+              * @private
+              * @name clear
+              * @memberOf Stack
+              */
 
-             if (currPath.length >= maxPathLength) return;
-             currPath.push(entity.id);
-             currRestrictions = (currRestrictions || []).slice(); // shallow copy
 
-             var i, j;
+             function stackClear() {
+               this.__data__ = new ListCache();
+               this.size = 0;
+             }
+             /**
+              * Removes `key` and its value from the stack.
+              *
+              * @private
+              * @name delete
+              * @memberOf Stack
+              * @param {string} key The key of the value to remove.
+              * @returns {boolean} Returns `true` if the entry was removed, else `false`.
+              */
 
-             if (entity.type === 'node') {
-               var parents = vgraph.parentWays(entity);
-               var nextWays = []; // which ways can we step into?
 
-               for (i = 0; i < parents.length; i++) {
-                 var way = parents[i]; // if next way is a oneway incoming to this vertex, skip
+             function stackDelete(key) {
+               var data = this.__data__,
+                   result = data['delete'](key);
+               this.size = data.size;
+               return result;
+             }
+             /**
+              * Gets the stack value for `key`.
+              *
+              * @private
+              * @name get
+              * @memberOf Stack
+              * @param {string} key The key of the value to get.
+              * @returns {*} Returns the entry value.
+              */
 
-                 if (way.__oneWay && way.nodes[0] !== entity.id) continue; // if we have seen it before (allowing for an initial u-turn), skip
 
-                 if (currPath.indexOf(way.id) !== -1 && currPath.length >= 3) continue; // Check all "current" restrictions (where we've already walked the `FROM`)
+             function stackGet(key) {
+               return this.__data__.get(key);
+             }
+             /**
+              * Checks if a stack value for `key` exists.
+              *
+              * @private
+              * @name has
+              * @memberOf Stack
+              * @param {string} key The key of the entry to check.
+              * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
+              */
 
-                 var restrict = null;
 
-                 for (j = 0; j < currRestrictions.length; j++) {
-                   var restriction = currRestrictions[j];
-                   var f = restriction.memberByRole('from');
-                   var v = restriction.membersByRole('via');
-                   var t = restriction.memberByRole('to');
-                   var isOnly = /^only_/.test(restriction.tags.restriction); // Does the current path match this turn restriction?
+             function stackHas(key) {
+               return this.__data__.has(key);
+             }
+             /**
+              * Sets the stack `key` to `value`.
+              *
+              * @private
+              * @name set
+              * @memberOf Stack
+              * @param {string} key The key of the value to set.
+              * @param {*} value The value to set.
+              * @returns {Object} Returns the stack cache instance.
+              */
 
-                   var matchesFrom = f.id === fromWayId;
-                   var matchesViaTo = false;
-                   var isAlongOnlyPath = false;
 
-                   if (t.id === way.id) {
-                     // match TO
-                     if (v.length === 1 && v[0].type === 'node') {
-                       // match VIA node
-                       matchesViaTo = v[0].id === entity.id && (matchesFrom && currPath.length === 2 || !matchesFrom && currPath.length > 2);
-                     } else {
-                       // match all VIA ways
-                       var pathVias = [];
+             function stackSet(key, value) {
+               var data = this.__data__;
 
-                       for (k = 2; k < currPath.length; k += 2) {
-                         // k = 2 skips FROM
-                         pathVias.push(currPath[k]); // (path goes way-node-way...)
-                       }
+               if (data instanceof ListCache) {
+                 var pairs = data.__data__;
 
-                       var restrictionVias = [];
+                 if (!Map || pairs.length < LARGE_ARRAY_SIZE - 1) {
+                   pairs.push([key, value]);
+                   this.size = ++data.size;
+                   return this;
+                 }
 
-                       for (k = 0; k < v.length; k++) {
-                         if (v[k].type === 'way') {
-                           restrictionVias.push(v[k].id);
-                         }
-                       }
+                 data = this.__data__ = new MapCache(pairs);
+               }
 
-                       var diff = utilArrayDifference(pathVias, restrictionVias);
-                       matchesViaTo = !diff.length;
-                     }
-                   } else if (isOnly) {
-                     for (k = 0; k < v.length; k++) {
-                       // way doesn't match TO, but is one of the via ways along the path of an "only"
-                       if (v[k].type === 'way' && v[k].id === way.id) {
-                         isAlongOnlyPath = true;
-                         break;
-                       }
-                     }
-                   }
+               data.set(key, value);
+               this.size = data.size;
+               return this;
+             } // Add methods to `Stack`.
 
-                   if (matchesViaTo) {
-                     if (isOnly) {
-                       restrict = {
-                         id: restriction.id,
-                         direct: matchesFrom,
-                         from: f.id,
-                         only: true,
-                         end: true
-                       };
-                     } else {
-                       restrict = {
-                         id: restriction.id,
-                         direct: matchesFrom,
-                         from: f.id,
-                         no: true,
-                         end: true
-                       };
-                     }
-                   } else {
-                     // indirect - caused by a different nearby restriction
-                     if (isAlongOnlyPath) {
-                       restrict = {
-                         id: restriction.id,
-                         direct: false,
-                         from: f.id,
-                         only: true,
-                         end: false
-                       };
-                     } else if (isOnly) {
-                       restrict = {
-                         id: restriction.id,
-                         direct: false,
-                         from: f.id,
-                         no: true,
-                         end: true
-                       };
-                     }
-                   } // stop looking if we find a "direct" restriction (matching FROM, VIA, TO)
 
+             Stack.prototype.clear = stackClear;
+             Stack.prototype['delete'] = stackDelete;
+             Stack.prototype.get = stackGet;
+             Stack.prototype.has = stackHas;
+             Stack.prototype.set = stackSet;
+             /*------------------------------------------------------------------------*/
 
-                   if (restrict && restrict.direct) break;
-                 }
+             /**
+              * Creates an array of the enumerable property names of the array-like `value`.
+              *
+              * @private
+              * @param {*} value The value to query.
+              * @param {boolean} inherited Specify returning inherited property names.
+              * @returns {Array} Returns the array of property names.
+              */
 
-                 nextWays.push({
-                   way: way,
-                   restrict: restrict
-                 });
+             function arrayLikeKeys(value, inherited) {
+               var isArr = isArray(value),
+                   isArg = !isArr && isArguments(value),
+                   isBuff = !isArr && !isArg && isBuffer(value),
+                   isType = !isArr && !isArg && !isBuff && isTypedArray(value),
+                   skipIndexes = isArr || isArg || isBuff || isType,
+                   result = skipIndexes ? baseTimes(value.length, String) : [],
+                   length = result.length;
+
+               for (var key in value) {
+                 if ((inherited || hasOwnProperty.call(value, key)) && !(skipIndexes && ( // Safari 9 has enumerable `arguments.length` in strict mode.
+                 key == 'length' || // Node.js 0.10 has enumerable non-index properties on buffers.
+                 isBuff && (key == 'offset' || key == 'parent') || // PhantomJS 2 has enumerable non-index properties on typed arrays.
+                 isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset') || // Skip index properties.
+                 isIndex(key, length)))) {
+                   result.push(key);
+                 }
                }
 
-               nextWays.forEach(function (nextWay) {
-                 step(nextWay.way, currPath, currRestrictions, nextWay.restrict);
-               });
-             } else {
-               // entity.type === 'way'
-               if (currPath.length >= 3) {
-                 // this is a "complete" path..
-                 var turnPath = currPath.slice(); // shallow copy
-                 // an indirect restriction - only include the partial path (starting at FROM)
-
-                 if (matchedRestriction && matchedRestriction.direct === false) {
-                   for (i = 0; i < turnPath.length; i++) {
-                     if (turnPath[i] === matchedRestriction.from) {
-                       turnPath = turnPath.slice(i);
-                       break;
-                     }
-                   }
-                 }
+               return result;
+             }
+             /**
+              * A specialized version of `_.sample` for arrays.
+              *
+              * @private
+              * @param {Array} array The array to sample.
+              * @returns {*} Returns the random element.
+              */
 
-                 var turn = pathToTurn(turnPath);
 
-                 if (turn) {
-                   if (matchedRestriction) {
-                     turn.restrictionID = matchedRestriction.id;
-                     turn.no = matchedRestriction.no;
-                     turn.only = matchedRestriction.only;
-                     turn.direct = matchedRestriction.direct;
-                   }
+             function arraySample(array) {
+               var length = array.length;
+               return length ? array[baseRandom(0, length - 1)] : undefined$1;
+             }
+             /**
+              * A specialized version of `_.sampleSize` for arrays.
+              *
+              * @private
+              * @param {Array} array The array to sample.
+              * @param {number} n The number of elements to sample.
+              * @returns {Array} Returns the random elements.
+              */
 
-                   turns.push(osmTurn(turn));
-                 }
 
-                 if (currPath[0] === currPath[2]) return; // if we made a u-turn - stop here
-               }
+             function arraySampleSize(array, n) {
+               return shuffleSelf(copyArray(array), baseClamp(n, 0, array.length));
+             }
+             /**
+              * A specialized version of `_.shuffle` for arrays.
+              *
+              * @private
+              * @param {Array} array The array to shuffle.
+              * @returns {Array} Returns the new shuffled array.
+              */
 
-               if (matchedRestriction && matchedRestriction.end) return; // don't advance any further
-               // which nodes can we step into?
 
-               var n1 = vgraph.entity(entity.first());
-               var n2 = vgraph.entity(entity.last());
-               var dist = geoSphericalDistance(n1.loc, n2.loc);
-               var nextNodes = [];
+             function arrayShuffle(array) {
+               return shuffleSelf(copyArray(array));
+             }
+             /**
+              * This function is like `assignValue` except that it doesn't assign
+              * `undefined` values.
+              *
+              * @private
+              * @param {Object} object The object to modify.
+              * @param {string} key The key of the property to assign.
+              * @param {*} value The value to assign.
+              */
 
-               if (currPath.length > 1) {
-                 if (dist > maxDistance) return; // the next node is too far
 
-                 if (!entity.__via) return; // this way is a leaf / can't be a via
+             function assignMergeValue(object, key, value) {
+               if (value !== undefined$1 && !eq(object[key], value) || value === undefined$1 && !(key in object)) {
+                 baseAssignValue(object, key, value);
                }
+             }
+             /**
+              * Assigns `value` to `key` of `object` if the existing value is not equivalent
+              * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+              * for equality comparisons.
+              *
+              * @private
+              * @param {Object} object The object to modify.
+              * @param {string} key The key of the property to assign.
+              * @param {*} value The value to assign.
+              */
 
-               if (!entity.__oneWay && // bidirectional..
-               keyVertexIds.indexOf(n1.id) !== -1 && // key vertex..
-               currPath.indexOf(n1.id) === -1) {
-                 // haven't seen it yet..
-                 nextNodes.push(n1); // can advance to first node
-               }
 
-               if (keyVertexIds.indexOf(n2.id) !== -1 && // key vertex..
-               currPath.indexOf(n2.id) === -1) {
-                 // haven't seen it yet..
-                 nextNodes.push(n2); // can advance to last node
+             function assignValue(object, key, value) {
+               var objValue = object[key];
+
+               if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) || value === undefined$1 && !(key in object)) {
+                 baseAssignValue(object, key, value);
                }
+             }
+             /**
+              * Gets the index at which the `key` is found in `array` of key-value pairs.
+              *
+              * @private
+              * @param {Array} array The array to inspect.
+              * @param {*} key The key to search for.
+              * @returns {number} Returns the index of the matched value, else `-1`.
+              */
 
-               nextNodes.forEach(function (nextNode) {
-                 // gather restrictions FROM this way
-                 var fromRestrictions = vgraph.parentRelations(entity).filter(function (r) {
-                   if (!r.isRestriction()) return false;
-                   var f = r.memberByRole('from');
-                   if (!f || f.id !== entity.id) return false;
-                   var isOnly = /^only_/.test(r.tags.restriction);
-                   if (!isOnly) return true; // `only_` restrictions only matter along the direction of the VIA - #4849
 
-                   var isOnlyVia = false;
-                   var v = r.membersByRole('via');
+             function assocIndexOf(array, key) {
+               var length = array.length;
 
-                   if (v.length === 1 && v[0].type === 'node') {
-                     // via node
-                     isOnlyVia = v[0].id === nextNode.id;
-                   } else {
-                     // via way(s)
-                     for (var i = 0; i < v.length; i++) {
-                       if (v[i].type !== 'way') continue;
-                       var viaWay = vgraph.entity(v[i].id);
+               while (length--) {
+                 if (eq(array[length][0], key)) {
+                   return length;
+                 }
+               }
 
-                       if (viaWay.first() === nextNode.id || viaWay.last() === nextNode.id) {
-                         isOnlyVia = true;
-                         break;
-                       }
-                     }
-                   }
+               return -1;
+             }
+             /**
+              * Aggregates elements of `collection` on `accumulator` with keys transformed
+              * by `iteratee` and values set by `setter`.
+              *
+              * @private
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} setter The function to set `accumulator` values.
+              * @param {Function} iteratee The iteratee to transform keys.
+              * @param {Object} accumulator The initial aggregated object.
+              * @returns {Function} Returns `accumulator`.
+              */
 
-                   return isOnlyVia;
-                 });
-                 step(nextNode, currPath, currRestrictions.concat(fromRestrictions), false);
+
+             function baseAggregator(collection, setter, iteratee, accumulator) {
+               baseEach(collection, function (value, key, collection) {
+                 setter(accumulator, value, iteratee(value), collection);
                });
+               return accumulator;
              }
-           } // assumes path is alternating way-node-way of odd length
+             /**
+              * The base implementation of `_.assign` without support for multiple sources
+              * or `customizer` functions.
+              *
+              * @private
+              * @param {Object} object The destination object.
+              * @param {Object} source The source object.
+              * @returns {Object} Returns `object`.
+              */
 
 
-           function pathToTurn(path) {
-             if (path.length < 3) return;
-             var fromWayId, fromNodeId, fromVertexId;
-             var toWayId, toNodeId, toVertexId;
-             var viaWayIds, viaNodeId, isUturn;
-             fromWayId = path[0];
-             toWayId = path[path.length - 1];
+             function baseAssign(object, source) {
+               return object && copyObject(source, keys(source), object);
+             }
+             /**
+              * The base implementation of `_.assignIn` without support for multiple sources
+              * or `customizer` functions.
+              *
+              * @private
+              * @param {Object} object The destination object.
+              * @param {Object} source The source object.
+              * @returns {Object} Returns `object`.
+              */
 
-             if (path.length === 3 && fromWayId === toWayId) {
-               // u turn
-               var way = vgraph.entity(fromWayId);
-               if (way.__oneWay) return null;
-               isUturn = true;
-               viaNodeId = fromVertexId = toVertexId = path[1];
-               fromNodeId = toNodeId = adjacentNode(fromWayId, viaNodeId);
-             } else {
-               isUturn = false;
-               fromVertexId = path[1];
-               fromNodeId = adjacentNode(fromWayId, fromVertexId);
-               toVertexId = path[path.length - 2];
-               toNodeId = adjacentNode(toWayId, toVertexId);
 
-               if (path.length === 3) {
-                 viaNodeId = path[1];
-               } else {
-                 viaWayIds = path.filter(function (entityId) {
-                   return entityId[0] === 'w';
+             function baseAssignIn(object, source) {
+               return object && copyObject(source, keysIn(source), object);
+             }
+             /**
+              * The base implementation of `assignValue` and `assignMergeValue` without
+              * value checks.
+              *
+              * @private
+              * @param {Object} object The object to modify.
+              * @param {string} key The key of the property to assign.
+              * @param {*} value The value to assign.
+              */
+
+
+             function baseAssignValue(object, key, value) {
+               if (key == '__proto__' && defineProperty) {
+                 defineProperty(object, key, {
+                   'configurable': true,
+                   'enumerable': true,
+                   'value': value,
+                   'writable': true
                  });
-                 viaWayIds = viaWayIds.slice(1, viaWayIds.length - 1); // remove first, last
+               } else {
+                 object[key] = value;
                }
              }
+             /**
+              * The base implementation of `_.at` without support for individual paths.
+              *
+              * @private
+              * @param {Object} object The object to iterate over.
+              * @param {string[]} paths The property paths to pick.
+              * @returns {Array} Returns the picked elements.
+              */
 
-             return {
-               key: path.join('_'),
-               path: path,
-               from: {
-                 node: fromNodeId,
-                 way: fromWayId,
-                 vertex: fromVertexId
-               },
-               via: {
-                 node: viaNodeId,
-                 ways: viaWayIds
-               },
-               to: {
-                 node: toNodeId,
-                 way: toWayId,
-                 vertex: toVertexId
-               },
-               u: isUturn
-             };
 
-             function adjacentNode(wayId, affixId) {
-               var nodes = vgraph.entity(wayId).nodes;
-               return affixId === nodes[0] ? nodes[1] : nodes[nodes.length - 2];
-             }
-           }
-         };
+             function baseAt(object, paths) {
+               var index = -1,
+                   length = paths.length,
+                   result = Array(length),
+                   skip = object == null;
 
-         return intersection;
-       }
-       function osmInferRestriction(graph, turn, projection) {
-         var fromWay = graph.entity(turn.from.way);
-         var fromNode = graph.entity(turn.from.node);
-         var fromVertex = graph.entity(turn.from.vertex);
-         var toWay = graph.entity(turn.to.way);
-         var toNode = graph.entity(turn.to.node);
-         var toVertex = graph.entity(turn.to.vertex);
-         var fromOneWay = fromWay.tags.oneway === 'yes';
-         var toOneWay = toWay.tags.oneway === 'yes';
-         var angle = (geoAngle(fromVertex, fromNode, projection) - geoAngle(toVertex, toNode, projection)) * 180 / Math.PI;
+               while (++index < length) {
+                 result[index] = skip ? undefined$1 : get(object, paths[index]);
+               }
 
-         while (angle < 0) {
-           angle += 360;
-         }
+               return result;
+             }
+             /**
+              * The base implementation of `_.clamp` which doesn't coerce arguments.
+              *
+              * @private
+              * @param {number} number The number to clamp.
+              * @param {number} [lower] The lower bound.
+              * @param {number} upper The upper bound.
+              * @returns {number} Returns the clamped number.
+              */
 
-         if (fromNode === toNode) return 'no_u_turn';
-         if ((angle < 23 || angle > 336) && fromOneWay && toOneWay) return 'no_u_turn'; // wider tolerance for u-turn if both ways are oneway
 
-         if ((angle < 40 || angle > 319) && fromOneWay && toOneWay && turn.from.vertex !== turn.to.vertex) return 'no_u_turn'; // even wider tolerance for u-turn if there is a via way (from !== to)
+             function baseClamp(number, lower, upper) {
+               if (number === number) {
+                 if (upper !== undefined$1) {
+                   number = number <= upper ? number : upper;
+                 }
 
-         if (angle < 158) return 'no_right_turn';
-         if (angle > 202) return 'no_left_turn';
-         return 'no_straight_on';
-       }
+                 if (lower !== undefined$1) {
+                   number = number >= lower ? number : lower;
+                 }
+               }
 
-       function actionMergePolygon(ids, newRelationId) {
-         function groupEntities(graph) {
-           var entities = ids.map(function (id) {
-             return graph.entity(id);
-           });
-           var geometryGroups = utilArrayGroupBy(entities, function (entity) {
-             if (entity.type === 'way' && entity.isClosed()) {
-               return 'closedWay';
-             } else if (entity.type === 'relation' && entity.isMultipolygon()) {
-               return 'multipolygon';
-             } else {
-               return 'other';
+               return number;
              }
-           });
-           return Object.assign({
-             closedWay: [],
-             multipolygon: [],
-             other: []
-           }, geometryGroups);
-         }
+             /**
+              * The base implementation of `_.clone` and `_.cloneDeep` which tracks
+              * traversed objects.
+              *
+              * @private
+              * @param {*} value The value to clone.
+              * @param {boolean} bitmask The bitmask flags.
+              *  1 - Deep clone
+              *  2 - Flatten inherited properties
+              *  4 - Clone symbols
+              * @param {Function} [customizer] The function to customize cloning.
+              * @param {string} [key] The key of `value`.
+              * @param {Object} [object] The parent object of `value`.
+              * @param {Object} [stack] Tracks traversed objects and their clone counterparts.
+              * @returns {*} Returns the cloned value.
+              */
 
-         var action = function action(graph) {
-           var entities = groupEntities(graph); // An array representing all the polygons that are part of the multipolygon.
-           //
-           // Each element is itself an array of objects with an id property, and has a
-           // locs property which is an array of the locations forming the polygon.
 
-           var polygons = entities.multipolygon.reduce(function (polygons, m) {
-             return polygons.concat(osmJoinWays(m.members, graph));
-           }, []).concat(entities.closedWay.map(function (d) {
-             var member = [{
-               id: d.id
-             }];
-             member.nodes = graph.childNodes(d);
-             return member;
-           })); // contained is an array of arrays of boolean values,
-           // where contained[j][k] is true iff the jth way is
-           // contained by the kth way.
+             function baseClone(value, bitmask, customizer, key, object, stack) {
+               var result,
+                   isDeep = bitmask & CLONE_DEEP_FLAG,
+                   isFlat = bitmask & CLONE_FLAT_FLAG,
+                   isFull = bitmask & CLONE_SYMBOLS_FLAG;
 
-           var contained = polygons.map(function (w, i) {
-             return polygons.map(function (d, n) {
-               if (i === n) return null;
-               return geoPolygonContainsPolygon(d.nodes.map(function (n) {
-                 return n.loc;
-               }), w.nodes.map(function (n) {
-                 return n.loc;
-               }));
-             });
-           }); // Sort all polygons as either outer or inner ways
+               if (customizer) {
+                 result = object ? customizer(value, key, object, stack) : customizer(value);
+               }
 
-           var members = [];
-           var outer = true;
+               if (result !== undefined$1) {
+                 return result;
+               }
 
-           while (polygons.length) {
-             extractUncontained(polygons);
-             polygons = polygons.filter(isContained);
-             contained = contained.filter(isContained).map(filterContained);
-           }
+               if (!isObject(value)) {
+                 return value;
+               }
 
-           function isContained(d, i) {
-             return contained[i].some(function (val) {
-               return val;
-             });
-           }
+               var isArr = isArray(value);
 
-           function filterContained(d) {
-             return d.filter(isContained);
-           }
+               if (isArr) {
+                 result = initCloneArray(value);
 
-           function extractUncontained(polygons) {
-             polygons.forEach(function (d, i) {
-               if (!isContained(d, i)) {
-                 d.forEach(function (member) {
-                   members.push({
-                     type: 'way',
-                     id: member.id,
-                     role: outer ? 'outer' : 'inner'
-                   });
+                 if (!isDeep) {
+                   return copyArray(value, result);
+                 }
+               } else {
+                 var tag = getTag(value),
+                     isFunc = tag == funcTag || tag == genTag;
+
+                 if (isBuffer(value)) {
+                   return cloneBuffer(value, isDeep);
+                 }
+
+                 if (tag == objectTag || tag == argsTag || isFunc && !object) {
+                   result = isFlat || isFunc ? {} : initCloneObject(value);
+
+                   if (!isDeep) {
+                     return isFlat ? copySymbolsIn(value, baseAssignIn(result, value)) : copySymbols(value, baseAssign(result, value));
+                   }
+                 } else {
+                   if (!cloneableTags[tag]) {
+                     return object ? value : {};
+                   }
+
+                   result = initCloneByTag(value, tag, isDeep);
+                 }
+               } // Check for circular references and return its corresponding clone.
+
+
+               stack || (stack = new Stack());
+               var stacked = stack.get(value);
+
+               if (stacked) {
+                 return stacked;
+               }
+
+               stack.set(value, result);
+
+               if (isSet(value)) {
+                 value.forEach(function (subValue) {
+                   result.add(baseClone(subValue, bitmask, customizer, subValue, value, stack));
+                 });
+               } else if (isMap(value)) {
+                 value.forEach(function (subValue, key) {
+                   result.set(key, baseClone(subValue, bitmask, customizer, key, value, stack));
                  });
                }
-             });
-             outer = !outer;
-           } // Move all tags to one relation
 
+               var keysFunc = isFull ? isFlat ? getAllKeysIn : getAllKeys : isFlat ? keysIn : keys;
+               var props = isArr ? undefined$1 : keysFunc(value);
+               arrayEach(props || value, function (subValue, key) {
+                 if (props) {
+                   key = subValue;
+                   subValue = value[key];
+                 } // Recursively populate clone (susceptible to call stack limits).
 
-           var relation = entities.multipolygon[0] || osmRelation({
-             id: newRelationId,
-             tags: {
-               type: 'multipolygon'
-             }
-           });
-           entities.multipolygon.slice(1).forEach(function (m) {
-             relation = relation.mergeTags(m.tags);
-             graph = graph.remove(m);
-           });
-           entities.closedWay.forEach(function (way) {
-             function isThisOuter(m) {
-               return m.id === way.id && m.role !== 'inner';
+
+                 assignValue(result, key, baseClone(subValue, bitmask, customizer, key, value, stack));
+               });
+               return result;
              }
+             /**
+              * The base implementation of `_.conforms` which doesn't clone `source`.
+              *
+              * @private
+              * @param {Object} source The object of property predicates to conform to.
+              * @returns {Function} Returns the new spec function.
+              */
 
-             if (members.some(isThisOuter)) {
-               relation = relation.mergeTags(way.tags);
-               graph = graph.replace(way.update({
-                 tags: {}
-               }));
+
+             function baseConforms(source) {
+               var props = keys(source);
+               return function (object) {
+                 return baseConformsTo(object, source, props);
+               };
              }
-           });
-           return graph.replace(relation.update({
-             members: members,
-             tags: utilObjectOmit(relation.tags, ['area'])
-           }));
-         };
+             /**
+              * The base implementation of `_.conformsTo` which accepts `props` to check.
+              *
+              * @private
+              * @param {Object} object The object to inspect.
+              * @param {Object} source The object of property predicates to conform to.
+              * @returns {boolean} Returns `true` if `object` conforms, else `false`.
+              */
 
-         action.disabled = function (graph) {
-           var entities = groupEntities(graph);
 
-           if (entities.other.length > 0 || entities.closedWay.length + entities.multipolygon.length < 2) {
-             return 'not_eligible';
-           }
+             function baseConformsTo(object, source, props) {
+               var length = props.length;
 
-           if (!entities.multipolygon.every(function (r) {
-             return r.isComplete(graph);
-           })) {
-             return 'incomplete_relation';
-           }
+               if (object == null) {
+                 return !length;
+               }
 
-           if (!entities.multipolygon.length) {
-             var sharedMultipolygons = [];
-             entities.closedWay.forEach(function (way, i) {
-               if (i === 0) {
-                 sharedMultipolygons = graph.parentMultipolygons(way);
-               } else {
-                 sharedMultipolygons = utilArrayIntersection(sharedMultipolygons, graph.parentMultipolygons(way));
+               object = Object(object);
+
+               while (length--) {
+                 var key = props[length],
+                     predicate = source[key],
+                     value = object[key];
+
+                 if (value === undefined$1 && !(key in object) || !predicate(value)) {
+                   return false;
+                 }
                }
-             });
-             sharedMultipolygons = sharedMultipolygons.filter(function (relation) {
-               return relation.members.length === entities.closedWay.length;
-             });
 
-             if (sharedMultipolygons.length) {
-               // don't create a new multipolygon if it'd be redundant
-               return 'not_eligible';
+               return true;
              }
-           } else if (entities.closedWay.some(function (way) {
-             return utilArrayIntersection(graph.parentMultipolygons(way), entities.multipolygon).length;
-           })) {
-             // don't add a way to a multipolygon again if it's already a member
-             return 'not_eligible';
-           }
-         };
-
-         return action;
-       }
+             /**
+              * The base implementation of `_.delay` and `_.defer` which accepts `args`
+              * to provide to `func`.
+              *
+              * @private
+              * @param {Function} func The function to delay.
+              * @param {number} wait The number of milliseconds to delay invocation.
+              * @param {Array} args The arguments to provide to `func`.
+              * @returns {number|Object} Returns the timer id or timeout object.
+              */
 
-       var UNSUPPORTED_Y$3 = regexpStickyHelpers.UNSUPPORTED_Y;
 
-       // `RegExp.prototype.flags` getter
-       // https://tc39.es/ecma262/#sec-get-regexp.prototype.flags
-       if (descriptors && (/./g.flags != 'g' || UNSUPPORTED_Y$3)) {
-         objectDefineProperty.f(RegExp.prototype, 'flags', {
-           configurable: true,
-           get: regexpFlags
-         });
-       }
+             function baseDelay(func, wait, args) {
+               if (typeof func != 'function') {
+                 throw new TypeError(FUNC_ERROR_TEXT);
+               }
 
-       var fastDeepEqual = function equal(a, b) {
-         if (a === b) return true;
+               return setTimeout(function () {
+                 func.apply(undefined$1, args);
+               }, wait);
+             }
+             /**
+              * The base implementation of methods like `_.difference` without support
+              * for excluding multiple arrays or iteratee shorthands.
+              *
+              * @private
+              * @param {Array} array The array to inspect.
+              * @param {Array} values The values to exclude.
+              * @param {Function} [iteratee] The iteratee invoked per element.
+              * @param {Function} [comparator] The comparator invoked per element.
+              * @returns {Array} Returns the new array of filtered values.
+              */
 
-         if (a && b && _typeof(a) == 'object' && _typeof(b) == 'object') {
-           if (a.constructor !== b.constructor) return false;
-           var length, i, keys;
 
-           if (Array.isArray(a)) {
-             length = a.length;
-             if (length != b.length) return false;
+             function baseDifference(array, values, iteratee, comparator) {
+               var index = -1,
+                   includes = arrayIncludes,
+                   isCommon = true,
+                   length = array.length,
+                   result = [],
+                   valuesLength = values.length;
 
-             for (i = length; i-- !== 0;) {
-               if (!equal(a[i], b[i])) return false;
-             }
+               if (!length) {
+                 return result;
+               }
 
-             return true;
-           }
+               if (iteratee) {
+                 values = arrayMap(values, baseUnary(iteratee));
+               }
 
-           if (a.constructor === RegExp) return a.source === b.source && a.flags === b.flags;
-           if (a.valueOf !== Object.prototype.valueOf) return a.valueOf() === b.valueOf();
-           if (a.toString !== Object.prototype.toString) return a.toString() === b.toString();
-           keys = Object.keys(a);
-           length = keys.length;
-           if (length !== Object.keys(b).length) return false;
+               if (comparator) {
+                 includes = arrayIncludesWith;
+                 isCommon = false;
+               } else if (values.length >= LARGE_ARRAY_SIZE) {
+                 includes = cacheHas;
+                 isCommon = false;
+                 values = new SetCache(values);
+               }
 
-           for (i = length; i-- !== 0;) {
-             if (!Object.prototype.hasOwnProperty.call(b, keys[i])) return false;
-           }
+               outer: while (++index < length) {
+                 var value = array[index],
+                     computed = iteratee == null ? value : iteratee(value);
+                 value = comparator || value !== 0 ? value : 0;
 
-           for (i = length; i-- !== 0;) {
-             var key = keys[i];
-             if (!equal(a[key], b[key])) return false;
-           }
+                 if (isCommon && computed === computed) {
+                   var valuesIndex = valuesLength;
 
-           return true;
-         } // true if both NaN, false otherwise
+                   while (valuesIndex--) {
+                     if (values[valuesIndex] === computed) {
+                       continue outer;
+                     }
+                   }
 
+                   result.push(value);
+                 } else if (!includes(values, computed, comparator)) {
+                   result.push(value);
+                 }
+               }
 
-         return a !== a && b !== b;
-       };
+               return result;
+             }
+             /**
+              * The base implementation of `_.forEach` without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} iteratee The function invoked per iteration.
+              * @returns {Array|Object} Returns `collection`.
+              */
 
-       // J. W. Hunt and M. D. McIlroy, An algorithm for differential buffer
-       // comparison, Bell Telephone Laboratories CSTR #41 (1976)
-       // http://www.cs.dartmouth.edu/~doug/
-       // https://en.wikipedia.org/wiki/Longest_common_subsequence_problem
-       //
-       // Expects two arrays, finds longest common sequence
 
-       function LCS(buffer1, buffer2) {
-         var equivalenceClasses = {};
+             var baseEach = createBaseEach(baseForOwn);
+             /**
+              * The base implementation of `_.forEachRight` without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} iteratee The function invoked per iteration.
+              * @returns {Array|Object} Returns `collection`.
+              */
 
-         for (var j = 0; j < buffer2.length; j++) {
-           var item = buffer2[j];
+             var baseEachRight = createBaseEach(baseForOwnRight, true);
+             /**
+              * The base implementation of `_.every` without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} predicate The function invoked per iteration.
+              * @returns {boolean} Returns `true` if all elements pass the predicate check,
+              *  else `false`
+              */
 
-           if (equivalenceClasses[item]) {
-             equivalenceClasses[item].push(j);
-           } else {
-             equivalenceClasses[item] = [j];
-           }
-         }
+             function baseEvery(collection, predicate) {
+               var result = true;
+               baseEach(collection, function (value, index, collection) {
+                 result = !!predicate(value, index, collection);
+                 return result;
+               });
+               return result;
+             }
+             /**
+              * The base implementation of methods like `_.max` and `_.min` which accepts a
+              * `comparator` to determine the extremum value.
+              *
+              * @private
+              * @param {Array} array The array to iterate over.
+              * @param {Function} iteratee The iteratee invoked per iteration.
+              * @param {Function} comparator The comparator used to compare values.
+              * @returns {*} Returns the extremum value.
+              */
 
-         var NULLRESULT = {
-           buffer1index: -1,
-           buffer2index: -1,
-           chain: null
-         };
-         var candidates = [NULLRESULT];
 
-         for (var i = 0; i < buffer1.length; i++) {
-           var _item = buffer1[i];
-           var buffer2indices = equivalenceClasses[_item] || [];
-           var r = 0;
-           var c = candidates[0];
+             function baseExtremum(array, iteratee, comparator) {
+               var index = -1,
+                   length = array.length;
 
-           for (var jx = 0; jx < buffer2indices.length; jx++) {
-             var _j = buffer2indices[jx];
-             var s = void 0;
+               while (++index < length) {
+                 var value = array[index],
+                     current = iteratee(value);
 
-             for (s = r; s < candidates.length; s++) {
-               if (candidates[s].buffer2index < _j && (s === candidates.length - 1 || candidates[s + 1].buffer2index > _j)) {
-                 break;
+                 if (current != null && (computed === undefined$1 ? current === current && !isSymbol(current) : comparator(current, computed))) {
+                   var computed = current,
+                       result = value;
+                 }
                }
+
+               return result;
              }
+             /**
+              * The base implementation of `_.fill` without an iteratee call guard.
+              *
+              * @private
+              * @param {Array} array The array to fill.
+              * @param {*} value The value to fill `array` with.
+              * @param {number} [start=0] The start position.
+              * @param {number} [end=array.length] The end position.
+              * @returns {Array} Returns `array`.
+              */
 
-             if (s < candidates.length) {
-               var newCandidate = {
-                 buffer1index: i,
-                 buffer2index: _j,
-                 chain: candidates[s]
-               };
 
-               if (r === candidates.length) {
-                 candidates.push(c);
-               } else {
-                 candidates[r] = c;
+             function baseFill(array, value, start, end) {
+               var length = array.length;
+               start = toInteger(start);
+
+               if (start < 0) {
+                 start = -start > length ? 0 : length + start;
                }
 
-               r = s + 1;
-               c = newCandidate;
+               end = end === undefined$1 || end > length ? length : toInteger(end);
 
-               if (r === candidates.length) {
-                 break; // no point in examining further (j)s
+               if (end < 0) {
+                 end += length;
                }
-             }
-           }
 
-           candidates[r] = c;
-         } // At this point, we know the LCS: it's in the reverse of the
-         // linked-list through .chain of candidates[candidates.length - 1].
+               end = start > end ? 0 : toLength(end);
 
+               while (start < end) {
+                 array[start++] = value;
+               }
 
-         return candidates[candidates.length - 1];
-       } // We apply the LCS to build a 'comm'-style picture of the
-       // offsets and lengths of mismatched chunks in the input
-       // buffers. This is used by diff3MergeRegions.
+               return array;
+             }
+             /**
+              * The base implementation of `_.filter` without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} predicate The function invoked per iteration.
+              * @returns {Array} Returns the new filtered array.
+              */
 
 
-       function diffIndices(buffer1, buffer2) {
-         var lcs = LCS(buffer1, buffer2);
-         var result = [];
-         var tail1 = buffer1.length;
-         var tail2 = buffer2.length;
+             function baseFilter(collection, predicate) {
+               var result = [];
+               baseEach(collection, function (value, index, collection) {
+                 if (predicate(value, index, collection)) {
+                   result.push(value);
+                 }
+               });
+               return result;
+             }
+             /**
+              * The base implementation of `_.flatten` with support for restricting flattening.
+              *
+              * @private
+              * @param {Array} array The array to flatten.
+              * @param {number} depth The maximum recursion depth.
+              * @param {boolean} [predicate=isFlattenable] The function invoked per iteration.
+              * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks.
+              * @param {Array} [result=[]] The initial result value.
+              * @returns {Array} Returns the new flattened array.
+              */
 
-         for (var candidate = lcs; candidate !== null; candidate = candidate.chain) {
-           var mismatchLength1 = tail1 - candidate.buffer1index - 1;
-           var mismatchLength2 = tail2 - candidate.buffer2index - 1;
-           tail1 = candidate.buffer1index;
-           tail2 = candidate.buffer2index;
 
-           if (mismatchLength1 || mismatchLength2) {
-             result.push({
-               buffer1: [tail1 + 1, mismatchLength1],
-               buffer1Content: buffer1.slice(tail1 + 1, tail1 + 1 + mismatchLength1),
-               buffer2: [tail2 + 1, mismatchLength2],
-               buffer2Content: buffer2.slice(tail2 + 1, tail2 + 1 + mismatchLength2)
-             });
-           }
-         }
+             function baseFlatten(array, depth, predicate, isStrict, result) {
+               var index = -1,
+                   length = array.length;
+               predicate || (predicate = isFlattenable);
+               result || (result = []);
 
-         result.reverse();
-         return result;
-       } // We apply the LCS to build a JSON representation of a
-       // independently derived from O, returns a fairly complicated
-       // internal representation of merge decisions it's taken. The
-       // interested reader may wish to consult
-       //
-       // Sanjeev Khanna, Keshav Kunal, and Benjamin C. Pierce.
-       // 'A Formal Investigation of ' In Arvind and Prasad,
-       // editors, Foundations of Software Technology and Theoretical
-       // Computer Science (FSTTCS), December 2007.
-       //
-       // (http://www.cis.upenn.edu/~bcpierce/papers/diff3-short.pdf)
-       //
+               while (++index < length) {
+                 var value = array[index];
 
+                 if (depth > 0 && predicate(value)) {
+                   if (depth > 1) {
+                     // Recursively flatten arrays (susceptible to call stack limits).
+                     baseFlatten(value, depth - 1, predicate, isStrict, result);
+                   } else {
+                     arrayPush(result, value);
+                   }
+                 } else if (!isStrict) {
+                   result[result.length] = value;
+                 }
+               }
 
-       function diff3MergeRegions(a, o, b) {
-         // "hunks" are array subsets where `a` or `b` are different from `o`
-         // https://www.gnu.org/software/diffutils/manual/html_node/diff3-Hunks.html
-         var hunks = [];
+               return result;
+             }
+             /**
+              * The base implementation of `baseForOwn` which iterates over `object`
+              * properties returned by `keysFunc` and invokes `iteratee` for each property.
+              * Iteratee functions may exit iteration early by explicitly returning `false`.
+              *
+              * @private
+              * @param {Object} object The object to iterate over.
+              * @param {Function} iteratee The function invoked per iteration.
+              * @param {Function} keysFunc The function to get the keys of `object`.
+              * @returns {Object} Returns `object`.
+              */
 
-         function addHunk(h, ab) {
-           hunks.push({
-             ab: ab,
-             oStart: h.buffer1[0],
-             oLength: h.buffer1[1],
-             // length of o to remove
-             abStart: h.buffer2[0],
-             abLength: h.buffer2[1] // length of a/b to insert
-             // abContent: (ab === 'a' ? a : b).slice(h.buffer2[0], h.buffer2[0] + h.buffer2[1])
 
-           });
-         }
+             var baseFor = createBaseFor();
+             /**
+              * This function is like `baseFor` except that it iterates over properties
+              * in the opposite order.
+              *
+              * @private
+              * @param {Object} object The object to iterate over.
+              * @param {Function} iteratee The function invoked per iteration.
+              * @param {Function} keysFunc The function to get the keys of `object`.
+              * @returns {Object} Returns `object`.
+              */
 
-         diffIndices(o, a).forEach(function (item) {
-           return addHunk(item, 'a');
-         });
-         diffIndices(o, b).forEach(function (item) {
-           return addHunk(item, 'b');
-         });
-         hunks.sort(function (x, y) {
-           return x.oStart - y.oStart;
-         });
-         var results = [];
-         var currOffset = 0;
+             var baseForRight = createBaseFor(true);
+             /**
+              * The base implementation of `_.forOwn` without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Object} object The object to iterate over.
+              * @param {Function} iteratee The function invoked per iteration.
+              * @returns {Object} Returns `object`.
+              */
 
-         function advanceTo(endOffset) {
-           if (endOffset > currOffset) {
-             results.push({
-               stable: true,
-               buffer: 'o',
-               bufferStart: currOffset,
-               bufferLength: endOffset - currOffset,
-               bufferContent: o.slice(currOffset, endOffset)
-             });
-             currOffset = endOffset;
-           }
-         }
+             function baseForOwn(object, iteratee) {
+               return object && baseFor(object, iteratee, keys);
+             }
+             /**
+              * The base implementation of `_.forOwnRight` without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Object} object The object to iterate over.
+              * @param {Function} iteratee The function invoked per iteration.
+              * @returns {Object} Returns `object`.
+              */
 
-         while (hunks.length) {
-           var hunk = hunks.shift();
-           var regionStart = hunk.oStart;
-           var regionEnd = hunk.oStart + hunk.oLength;
-           var regionHunks = [hunk];
-           advanceTo(regionStart); // Try to pull next overlapping hunk into this region
 
-           while (hunks.length) {
-             var nextHunk = hunks[0];
-             var nextHunkStart = nextHunk.oStart;
-             if (nextHunkStart > regionEnd) break; // no overlap
+             function baseForOwnRight(object, iteratee) {
+               return object && baseForRight(object, iteratee, keys);
+             }
+             /**
+              * The base implementation of `_.functions` which creates an array of
+              * `object` function property names filtered from `props`.
+              *
+              * @private
+              * @param {Object} object The object to inspect.
+              * @param {Array} props The property names to filter.
+              * @returns {Array} Returns the function names.
+              */
 
-             regionEnd = Math.max(regionEnd, nextHunkStart + nextHunk.oLength);
-             regionHunks.push(hunks.shift());
-           }
 
-           if (regionHunks.length === 1) {
-             // Only one hunk touches this region, meaning that there is no conflict here.
-             // Either `a` or `b` is inserting into a region of `o` unchanged by the other.
-             if (hunk.abLength > 0) {
-               var buffer = hunk.ab === 'a' ? a : b;
-               results.push({
-                 stable: true,
-                 buffer: hunk.ab,
-                 bufferStart: hunk.abStart,
-                 bufferLength: hunk.abLength,
-                 bufferContent: buffer.slice(hunk.abStart, hunk.abStart + hunk.abLength)
+             function baseFunctions(object, props) {
+               return arrayFilter(props, function (key) {
+                 return isFunction(object[key]);
                });
              }
-           } else {
-             // A true a/b conflict. Determine the bounds involved from `a`, `o`, and `b`.
-             // Effectively merge all the `a` hunks into one giant hunk, then do the
-             // same for the `b` hunks; then, correct for skew in the regions of `o`
-             // that each side changed, and report appropriate spans for the three sides.
-             var bounds = {
-               a: [a.length, -1, o.length, -1],
-               b: [b.length, -1, o.length, -1]
-             };
+             /**
+              * The base implementation of `_.get` without support for default values.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @param {Array|string} path The path of the property to get.
+              * @returns {*} Returns the resolved value.
+              */
 
-             while (regionHunks.length) {
-               hunk = regionHunks.shift();
-               var oStart = hunk.oStart;
-               var oEnd = oStart + hunk.oLength;
-               var abStart = hunk.abStart;
-               var abEnd = abStart + hunk.abLength;
-               var _b = bounds[hunk.ab];
-               _b[0] = Math.min(abStart, _b[0]);
-               _b[1] = Math.max(abEnd, _b[1]);
-               _b[2] = Math.min(oStart, _b[2]);
-               _b[3] = Math.max(oEnd, _b[3]);
+
+             function baseGet(object, path) {
+               path = castPath(path, object);
+               var index = 0,
+                   length = path.length;
+
+               while (object != null && index < length) {
+                 object = object[toKey(path[index++])];
+               }
+
+               return index && index == length ? object : undefined$1;
              }
+             /**
+              * The base implementation of `getAllKeys` and `getAllKeysIn` which uses
+              * `keysFunc` and `symbolsFunc` to get the enumerable property names and
+              * symbols of `object`.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @param {Function} keysFunc The function to get the keys of `object`.
+              * @param {Function} symbolsFunc The function to get the symbols of `object`.
+              * @returns {Array} Returns the array of property names and symbols.
+              */
 
-             var aStart = bounds.a[0] + (regionStart - bounds.a[2]);
-             var aEnd = bounds.a[1] + (regionEnd - bounds.a[3]);
-             var bStart = bounds.b[0] + (regionStart - bounds.b[2]);
-             var bEnd = bounds.b[1] + (regionEnd - bounds.b[3]);
-             var result = {
-               stable: false,
-               aStart: aStart,
-               aLength: aEnd - aStart,
-               aContent: a.slice(aStart, aEnd),
-               oStart: regionStart,
-               oLength: regionEnd - regionStart,
-               oContent: o.slice(regionStart, regionEnd),
-               bStart: bStart,
-               bLength: bEnd - bStart,
-               bContent: b.slice(bStart, bEnd)
-             };
-             results.push(result);
-           }
 
-           currOffset = regionEnd;
-         }
+             function baseGetAllKeys(object, keysFunc, symbolsFunc) {
+               var result = keysFunc(object);
+               return isArray(object) ? result : arrayPush(result, symbolsFunc(object));
+             }
+             /**
+              * The base implementation of `getTag` without fallbacks for buggy environments.
+              *
+              * @private
+              * @param {*} value The value to query.
+              * @returns {string} Returns the `toStringTag`.
+              */
 
-         advanceTo(o.length);
-         return results;
-       } // Applies the output of diff3MergeRegions to actually
-       // construct the merged buffer; the returned result alternates
-       // between 'ok' and 'conflict' blocks.
-       // A "false conflict" is where `a` and `b` both change the same from `o`
 
+             function baseGetTag(value) {
+               if (value == null) {
+                 return value === undefined$1 ? undefinedTag : nullTag;
+               }
 
-       function diff3Merge(a, o, b, options) {
-         var defaults = {
-           excludeFalseConflicts: true,
-           stringSeparator: /\s+/
-         };
-         options = Object.assign(defaults, options);
-         var aString = typeof a === 'string';
-         var oString = typeof o === 'string';
-         var bString = typeof b === 'string';
-         if (aString) a = a.split(options.stringSeparator);
-         if (oString) o = o.split(options.stringSeparator);
-         if (bString) b = b.split(options.stringSeparator);
-         var results = [];
-         var regions = diff3MergeRegions(a, o, b);
-         var okBuffer = [];
+               return symToStringTag && symToStringTag in Object(value) ? getRawTag(value) : objectToString(value);
+             }
+             /**
+              * The base implementation of `_.gt` which doesn't coerce arguments.
+              *
+              * @private
+              * @param {*} value The value to compare.
+              * @param {*} other The other value to compare.
+              * @returns {boolean} Returns `true` if `value` is greater than `other`,
+              *  else `false`.
+              */
 
-         function flushOk() {
-           if (okBuffer.length) {
-             results.push({
-               ok: okBuffer
-             });
-           }
 
-           okBuffer = [];
-         }
+             function baseGt(value, other) {
+               return value > other;
+             }
+             /**
+              * The base implementation of `_.has` without support for deep paths.
+              *
+              * @private
+              * @param {Object} [object] The object to query.
+              * @param {Array|string} key The key to check.
+              * @returns {boolean} Returns `true` if `key` exists, else `false`.
+              */
 
-         function isFalseConflict(a, b) {
-           if (a.length !== b.length) return false;
 
-           for (var i = 0; i < a.length; i++) {
-             if (a[i] !== b[i]) return false;
-           }
+             function baseHas(object, key) {
+               return object != null && hasOwnProperty.call(object, key);
+             }
+             /**
+              * The base implementation of `_.hasIn` without support for deep paths.
+              *
+              * @private
+              * @param {Object} [object] The object to query.
+              * @param {Array|string} key The key to check.
+              * @returns {boolean} Returns `true` if `key` exists, else `false`.
+              */
 
-           return true;
-         }
 
-         regions.forEach(function (region) {
-           if (region.stable) {
-             var _okBuffer;
+             function baseHasIn(object, key) {
+               return object != null && key in Object(object);
+             }
+             /**
+              * The base implementation of `_.inRange` which doesn't coerce arguments.
+              *
+              * @private
+              * @param {number} number The number to check.
+              * @param {number} start The start of the range.
+              * @param {number} end The end of the range.
+              * @returns {boolean} Returns `true` if `number` is in the range, else `false`.
+              */
 
-             (_okBuffer = okBuffer).push.apply(_okBuffer, _toConsumableArray(region.bufferContent));
-           } else {
-             if (options.excludeFalseConflicts && isFalseConflict(region.aContent, region.bContent)) {
-               var _okBuffer2;
 
-               (_okBuffer2 = okBuffer).push.apply(_okBuffer2, _toConsumableArray(region.aContent));
-             } else {
-               flushOk();
-               results.push({
-                 conflict: {
-                   a: region.aContent,
-                   aIndex: region.aStart,
-                   o: region.oContent,
-                   oIndex: region.oStart,
-                   b: region.bContent,
-                   bIndex: region.bStart
-                 }
-               });
+             function baseInRange(number, start, end) {
+               return number >= nativeMin(start, end) && number < nativeMax(start, end);
              }
-           }
-         });
-         flushOk();
-         return results;
-       }
+             /**
+              * The base implementation of methods like `_.intersection`, without support
+              * for iteratee shorthands, that accepts an array of arrays to inspect.
+              *
+              * @private
+              * @param {Array} arrays The arrays to inspect.
+              * @param {Function} [iteratee] The iteratee invoked per element.
+              * @param {Function} [comparator] The comparator invoked per element.
+              * @returns {Array} Returns the new array of shared values.
+              */
 
-       function actionMergeRemoteChanges(id, localGraph, remoteGraph, discardTags, formatUser) {
-         discardTags = discardTags || {};
-         var _option = 'safe'; // 'safe', 'force_local', 'force_remote'
 
-         var _conflicts = [];
+             function baseIntersection(arrays, iteratee, comparator) {
+               var includes = comparator ? arrayIncludesWith : arrayIncludes,
+                   length = arrays[0].length,
+                   othLength = arrays.length,
+                   othIndex = othLength,
+                   caches = Array(othLength),
+                   maxLength = Infinity,
+                   result = [];
 
-         function user(d) {
-           return typeof formatUser === 'function' ? formatUser(d) : d;
-         }
+               while (othIndex--) {
+                 var array = arrays[othIndex];
 
-         function mergeLocation(remote, target) {
-           function pointEqual(a, b) {
-             var epsilon = 1e-6;
-             return Math.abs(a[0] - b[0]) < epsilon && Math.abs(a[1] - b[1]) < epsilon;
-           }
+                 if (othIndex && iteratee) {
+                   array = arrayMap(array, baseUnary(iteratee));
+                 }
 
-           if (_option === 'force_local' || pointEqual(target.loc, remote.loc)) {
-             return target;
-           }
+                 maxLength = nativeMin(array.length, maxLength);
+                 caches[othIndex] = !comparator && (iteratee || length >= 120 && array.length >= 120) ? new SetCache(othIndex && array) : undefined$1;
+               }
 
-           if (_option === 'force_remote') {
-             return target.update({
-               loc: remote.loc
-             });
-           }
+               array = arrays[0];
+               var index = -1,
+                   seen = caches[0];
 
-           _conflicts.push(_t('merge_remote_changes.conflict.location', {
-             user: user(remote.user)
-           }));
+               outer: while (++index < length && result.length < maxLength) {
+                 var value = array[index],
+                     computed = iteratee ? iteratee(value) : value;
+                 value = comparator || value !== 0 ? value : 0;
 
-           return target;
-         }
+                 if (!(seen ? cacheHas(seen, computed) : includes(result, computed, comparator))) {
+                   othIndex = othLength;
 
-         function mergeNodes(base, remote, target) {
-           if (_option === 'force_local' || fastDeepEqual(target.nodes, remote.nodes)) {
-             return target;
-           }
+                   while (--othIndex) {
+                     var cache = caches[othIndex];
 
-           if (_option === 'force_remote') {
-             return target.update({
-               nodes: remote.nodes
-             });
-           }
+                     if (!(cache ? cacheHas(cache, computed) : includes(arrays[othIndex], computed, comparator))) {
+                       continue outer;
+                     }
+                   }
 
-           var ccount = _conflicts.length;
-           var o = base.nodes || [];
-           var a = target.nodes || [];
-           var b = remote.nodes || [];
-           var nodes = [];
-           var hunks = diff3Merge(a, o, b, {
-             excludeFalseConflicts: true
-           });
+                   if (seen) {
+                     seen.push(computed);
+                   }
+
+                   result.push(value);
+                 }
+               }
+
+               return result;
+             }
+             /**
+              * The base implementation of `_.invert` and `_.invertBy` which inverts
+              * `object` with values transformed by `iteratee` and set by `setter`.
+              *
+              * @private
+              * @param {Object} object The object to iterate over.
+              * @param {Function} setter The function to set `accumulator` values.
+              * @param {Function} iteratee The iteratee to transform values.
+              * @param {Object} accumulator The initial inverted object.
+              * @returns {Function} Returns `accumulator`.
+              */
+
+
+             function baseInverter(object, setter, iteratee, accumulator) {
+               baseForOwn(object, function (value, key, object) {
+                 setter(accumulator, iteratee(value), key, object);
+               });
+               return accumulator;
+             }
+             /**
+              * The base implementation of `_.invoke` without support for individual
+              * method arguments.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @param {Array|string} path The path of the method to invoke.
+              * @param {Array} args The arguments to invoke the method with.
+              * @returns {*} Returns the result of the invoked method.
+              */
+
+
+             function baseInvoke(object, path, args) {
+               path = castPath(path, object);
+               object = parent(object, path);
+               var func = object == null ? object : object[toKey(last(path))];
+               return func == null ? undefined$1 : apply(func, object, args);
+             }
+             /**
+              * The base implementation of `_.isArguments`.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is an `arguments` object,
+              */
 
-           for (var i = 0; i < hunks.length; i++) {
-             var hunk = hunks[i];
 
-             if (hunk.ok) {
-               nodes.push.apply(nodes, hunk.ok);
-             } else {
-               // for all conflicts, we can assume c.a !== c.b
-               // because `diff3Merge` called with `true` option to exclude false conflicts..
-               var c = hunk.conflict;
+             function baseIsArguments(value) {
+               return isObjectLike(value) && baseGetTag(value) == argsTag;
+             }
+             /**
+              * The base implementation of `_.isArrayBuffer` without Node.js optimizations.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`.
+              */
 
-               if (fastDeepEqual(c.o, c.a)) {
-                 // only changed remotely
-                 nodes.push.apply(nodes, c.b);
-               } else if (fastDeepEqual(c.o, c.b)) {
-                 // only changed locally
-                 nodes.push.apply(nodes, c.a);
-               } else {
-                 // changed both locally and remotely
-                 _conflicts.push(_t('merge_remote_changes.conflict.nodelist', {
-                   user: user(remote.user)
-                 }));
 
-                 break;
-               }
+             function baseIsArrayBuffer(value) {
+               return isObjectLike(value) && baseGetTag(value) == arrayBufferTag;
              }
-           }
+             /**
+              * The base implementation of `_.isDate` without Node.js optimizations.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a date object, else `false`.
+              */
 
-           return _conflicts.length === ccount ? target.update({
-             nodes: nodes
-           }) : target;
-         }
 
-         function mergeChildren(targetWay, children, updates, graph) {
-           function isUsed(node, targetWay) {
-             var hasInterestingParent = graph.parentWays(node).some(function (way) {
-               return way.id !== targetWay.id;
-             });
-             return node.hasInterestingTags() || hasInterestingParent || graph.parentRelations(node).length > 0;
-           }
+             function baseIsDate(value) {
+               return isObjectLike(value) && baseGetTag(value) == dateTag;
+             }
+             /**
+              * The base implementation of `_.isEqual` which supports partial comparisons
+              * and tracks traversed objects.
+              *
+              * @private
+              * @param {*} value The value to compare.
+              * @param {*} other The other value to compare.
+              * @param {boolean} bitmask The bitmask flags.
+              *  1 - Unordered comparison
+              *  2 - Partial comparison
+              * @param {Function} [customizer] The function to customize comparisons.
+              * @param {Object} [stack] Tracks traversed `value` and `other` objects.
+              * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
+              */
 
-           var ccount = _conflicts.length;
 
-           for (var i = 0; i < children.length; i++) {
-             var id = children[i];
-             var node = graph.hasEntity(id); // remove unused childNodes..
+             function baseIsEqual(value, other, bitmask, customizer, stack) {
+               if (value === other) {
+                 return true;
+               }
 
-             if (targetWay.nodes.indexOf(id) === -1) {
-               if (node && !isUsed(node, targetWay)) {
-                 updates.removeIds.push(id);
+               if (value == null || other == null || !isObjectLike(value) && !isObjectLike(other)) {
+                 return value !== value && other !== other;
                }
 
-               continue;
-             } // restore used childNodes..
+               return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);
+             }
+             /**
+              * A specialized version of `baseIsEqual` for arrays and objects which performs
+              * deep comparisons and tracks traversed objects enabling objects with circular
+              * references to be compared.
+              *
+              * @private
+              * @param {Object} object The object to compare.
+              * @param {Object} other The other object to compare.
+              * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
+              * @param {Function} customizer The function to customize comparisons.
+              * @param {Function} equalFunc The function to determine equivalents of values.
+              * @param {Object} [stack] Tracks traversed `object` and `other` objects.
+              * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
+              */
 
 
-             var local = localGraph.hasEntity(id);
-             var remote = remoteGraph.hasEntity(id);
-             var target;
+             function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {
+               var objIsArr = isArray(object),
+                   othIsArr = isArray(other),
+                   objTag = objIsArr ? arrayTag : getTag(object),
+                   othTag = othIsArr ? arrayTag : getTag(other);
+               objTag = objTag == argsTag ? objectTag : objTag;
+               othTag = othTag == argsTag ? objectTag : othTag;
+               var objIsObj = objTag == objectTag,
+                   othIsObj = othTag == objectTag,
+                   isSameTag = objTag == othTag;
 
-             if (_option === 'force_remote' && remote && remote.visible) {
-               updates.replacements.push(remote);
-             } else if (_option === 'force_local' && local) {
-               target = osmEntity(local);
+               if (isSameTag && isBuffer(object)) {
+                 if (!isBuffer(other)) {
+                   return false;
+                 }
 
-               if (remote) {
-                 target = target.update({
-                   version: remote.version
-                 });
+                 objIsArr = true;
+                 objIsObj = false;
                }
 
-               updates.replacements.push(target);
-             } else if (_option === 'safe' && local && remote && local.version !== remote.version) {
-               target = osmEntity(local, {
-                 version: remote.version
-               });
+               if (isSameTag && !objIsObj) {
+                 stack || (stack = new Stack());
+                 return objIsArr || isTypedArray(object) ? equalArrays(object, other, bitmask, customizer, equalFunc, stack) : equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack);
+               }
 
-               if (remote.visible) {
-                 target = mergeLocation(remote, target);
-               } else {
-                 _conflicts.push(_t('merge_remote_changes.conflict.deleted', {
-                   user: user(remote.user)
-                 }));
+               if (!(bitmask & COMPARE_PARTIAL_FLAG)) {
+                 var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),
+                     othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');
+
+                 if (objIsWrapped || othIsWrapped) {
+                   var objUnwrapped = objIsWrapped ? object.value() : object,
+                       othUnwrapped = othIsWrapped ? other.value() : other;
+                   stack || (stack = new Stack());
+                   return equalFunc(objUnwrapped, othUnwrapped, bitmask, customizer, stack);
+                 }
                }
 
-               if (_conflicts.length !== ccount) break;
-               updates.replacements.push(target);
+               if (!isSameTag) {
+                 return false;
+               }
+
+               stack || (stack = new Stack());
+               return equalObjects(object, other, bitmask, customizer, equalFunc, stack);
              }
-           }
+             /**
+              * The base implementation of `_.isMap` without Node.js optimizations.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a map, else `false`.
+              */
 
-           return targetWay;
-         }
 
-         function updateChildren(updates, graph) {
-           for (var i = 0; i < updates.replacements.length; i++) {
-             graph = graph.replace(updates.replacements[i]);
-           }
+             function baseIsMap(value) {
+               return isObjectLike(value) && getTag(value) == mapTag;
+             }
+             /**
+              * The base implementation of `_.isMatch` without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Object} object The object to inspect.
+              * @param {Object} source The object of property values to match.
+              * @param {Array} matchData The property names, values, and compare flags to match.
+              * @param {Function} [customizer] The function to customize comparisons.
+              * @returns {boolean} Returns `true` if `object` is a match, else `false`.
+              */
 
-           if (updates.removeIds.length) {
-             graph = actionDeleteMultiple(updates.removeIds)(graph);
-           }
 
-           return graph;
-         }
+             function baseIsMatch(object, source, matchData, customizer) {
+               var index = matchData.length,
+                   length = index,
+                   noCustomizer = !customizer;
 
-         function mergeMembers(remote, target) {
-           if (_option === 'force_local' || fastDeepEqual(target.members, remote.members)) {
-             return target;
-           }
+               if (object == null) {
+                 return !length;
+               }
 
-           if (_option === 'force_remote') {
-             return target.update({
-               members: remote.members
-             });
-           }
+               object = Object(object);
 
-           _conflicts.push(_t('merge_remote_changes.conflict.memberlist', {
-             user: user(remote.user)
-           }));
+               while (index--) {
+                 var data = matchData[index];
 
-           return target;
-         }
+                 if (noCustomizer && data[2] ? data[1] !== object[data[0]] : !(data[0] in object)) {
+                   return false;
+                 }
+               }
 
-         function mergeTags(base, remote, target) {
-           if (_option === 'force_local' || fastDeepEqual(target.tags, remote.tags)) {
-             return target;
-           }
+               while (++index < length) {
+                 data = matchData[index];
+                 var key = data[0],
+                     objValue = object[key],
+                     srcValue = data[1];
 
-           if (_option === 'force_remote') {
-             return target.update({
-               tags: remote.tags
-             });
-           }
+                 if (noCustomizer && data[2]) {
+                   if (objValue === undefined$1 && !(key in object)) {
+                     return false;
+                   }
+                 } else {
+                   var stack = new Stack();
 
-           var ccount = _conflicts.length;
-           var o = base.tags || {};
-           var a = target.tags || {};
-           var b = remote.tags || {};
-           var keys = utilArrayUnion(utilArrayUnion(Object.keys(o), Object.keys(a)), Object.keys(b)).filter(function (k) {
-             return !discardTags[k];
-           });
-           var tags = Object.assign({}, a); // shallow copy
+                   if (customizer) {
+                     var result = customizer(objValue, srcValue, key, object, source, stack);
+                   }
 
-           var changed = false;
+                   if (!(result === undefined$1 ? baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG, customizer, stack) : result)) {
+                     return false;
+                   }
+                 }
+               }
 
-           for (var i = 0; i < keys.length; i++) {
-             var k = keys[i];
+               return true;
+             }
+             /**
+              * The base implementation of `_.isNative` without bad shim checks.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a native function,
+              *  else `false`.
+              */
 
-             if (o[k] !== b[k] && a[k] !== b[k]) {
-               // changed remotely..
-               if (o[k] !== a[k]) {
-                 // changed locally..
-                 _conflicts.push(_t('merge_remote_changes.conflict.tags', {
-                   tag: k,
-                   local: a[k],
-                   remote: b[k],
-                   user: user(remote.user)
-                 }));
-               } else {
-                 // unchanged locally, accept remote change..
-                 if (b.hasOwnProperty(k)) {
-                   tags[k] = b[k];
-                 } else {
-                   delete tags[k];
-                 }
 
-                 changed = true;
+             function baseIsNative(value) {
+               if (!isObject(value) || isMasked(value)) {
+                 return false;
                }
+
+               var pattern = isFunction(value) ? reIsNative : reIsHostCtor;
+               return pattern.test(toSource(value));
              }
-           }
+             /**
+              * The base implementation of `_.isRegExp` without Node.js optimizations.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a regexp, else `false`.
+              */
 
-           return changed && _conflicts.length === ccount ? target.update({
-             tags: tags
-           }) : target;
-         } //  `graph.base()` is the common ancestor of the two graphs.
-         //  `localGraph` contains user's edits up to saving
-         //  `remoteGraph` contains remote edits to modified nodes
-         //  `graph` must be a descendent of `localGraph` and may include
-         //      some conflict resolution actions performed on it.
-         //
-         //                  --- ... --- `localGraph` -- ... -- `graph`
-         //                 /
-         //  `graph.base()` --- ... --- `remoteGraph`
-         //
 
+             function baseIsRegExp(value) {
+               return isObjectLike(value) && baseGetTag(value) == regexpTag;
+             }
+             /**
+              * The base implementation of `_.isSet` without Node.js optimizations.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a set, else `false`.
+              */
 
-         var action = function action(graph) {
-           var updates = {
-             replacements: [],
-             removeIds: []
-           };
-           var base = graph.base().entities[id];
-           var local = localGraph.entity(id);
-           var remote = remoteGraph.entity(id);
-           var target = osmEntity(local, {
-             version: remote.version
-           }); // delete/undelete
 
-           if (!remote.visible) {
-             if (_option === 'force_remote') {
-               return actionDeleteMultiple([id])(graph);
-             } else if (_option === 'force_local') {
-               if (target.type === 'way') {
-                 target = mergeChildren(target, utilArrayUniq(local.nodes), updates, graph);
-                 graph = updateChildren(updates, graph);
-               }
+             function baseIsSet(value) {
+               return isObjectLike(value) && getTag(value) == setTag;
+             }
+             /**
+              * The base implementation of `_.isTypedArray` without Node.js optimizations.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.
+              */
 
-               return graph.replace(target);
-             } else {
-               _conflicts.push(_t('merge_remote_changes.conflict.deleted', {
-                 user: user(remote.user)
-               }));
 
-               return graph; // do nothing
+             function baseIsTypedArray(value) {
+               return isObjectLike(value) && isLength(value.length) && !!typedArrayTags[baseGetTag(value)];
              }
-           } // merge
-
+             /**
+              * The base implementation of `_.iteratee`.
+              *
+              * @private
+              * @param {*} [value=_.identity] The value to convert to an iteratee.
+              * @returns {Function} Returns the iteratee.
+              */
 
-           if (target.type === 'node') {
-             target = mergeLocation(remote, target);
-           } else if (target.type === 'way') {
-             // pull in any child nodes that may not be present locally..
-             graph.rebase(remoteGraph.childNodes(remote), [graph], false);
-             target = mergeNodes(base, remote, target);
-             target = mergeChildren(target, utilArrayUnion(local.nodes, remote.nodes), updates, graph);
-           } else if (target.type === 'relation') {
-             target = mergeMembers(remote, target);
-           }
 
-           target = mergeTags(base, remote, target);
+             function baseIteratee(value) {
+               // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9.
+               // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details.
+               if (typeof value == 'function') {
+                 return value;
+               }
 
-           if (!_conflicts.length) {
-             graph = updateChildren(updates, graph).replace(target);
-           }
+               if (value == null) {
+                 return identity;
+               }
 
-           return graph;
-         };
+               if (_typeof(value) == 'object') {
+                 return isArray(value) ? baseMatchesProperty(value[0], value[1]) : baseMatches(value);
+               }
 
-         action.withOption = function (opt) {
-           _option = opt;
-           return action;
-         };
+               return property(value);
+             }
+             /**
+              * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the array of property names.
+              */
 
-         action.conflicts = function () {
-           return _conflicts;
-         };
 
-         return action;
-       }
+             function baseKeys(object) {
+               if (!isPrototype(object)) {
+                 return nativeKeys(object);
+               }
 
-       // https://github.com/openstreetmap/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/MoveNodeAction.as
+               var result = [];
 
-       function actionMove(moveIDs, tryDelta, projection, cache) {
-         var _delta = tryDelta;
+               for (var key in Object(object)) {
+                 if (hasOwnProperty.call(object, key) && key != 'constructor') {
+                   result.push(key);
+                 }
+               }
 
-         function setupCache(graph) {
-           function canMove(nodeID) {
-             // Allow movement of any node that is in the selectedIDs list..
-             if (moveIDs.indexOf(nodeID) !== -1) return true; // Allow movement of a vertex where 2 ways meet..
+               return result;
+             }
+             /**
+              * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the array of property names.
+              */
 
-             var parents = graph.parentWays(graph.entity(nodeID));
-             if (parents.length < 3) return true; // Restrict movement of a vertex where >2 ways meet, unless all parentWays are moving too..
 
-             var parentsMoving = parents.every(function (way) {
-               return cache.moving[way.id];
-             });
-             if (!parentsMoving) delete cache.moving[nodeID];
-             return parentsMoving;
-           }
+             function baseKeysIn(object) {
+               if (!isObject(object)) {
+                 return nativeKeysIn(object);
+               }
 
-           function cacheEntities(ids) {
-             for (var i = 0; i < ids.length; i++) {
-               var id = ids[i];
-               if (cache.moving[id]) continue;
-               cache.moving[id] = true;
-               var entity = graph.hasEntity(id);
-               if (!entity) continue;
+               var isProto = isPrototype(object),
+                   result = [];
 
-               if (entity.type === 'node') {
-                 cache.nodes.push(id);
-                 cache.startLoc[id] = entity.loc;
-               } else if (entity.type === 'way') {
-                 cache.ways.push(id);
-                 cacheEntities(entity.nodes);
-               } else {
-                 cacheEntities(entity.members.map(function (member) {
-                   return member.id;
-                 }));
+               for (var key in object) {
+                 if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {
+                   result.push(key);
+                 }
                }
-             }
-           }
 
-           function cacheIntersections(ids) {
-             function isEndpoint(way, id) {
-               return !way.isClosed() && !!way.affix(id);
+               return result;
              }
+             /**
+              * The base implementation of `_.lt` which doesn't coerce arguments.
+              *
+              * @private
+              * @param {*} value The value to compare.
+              * @param {*} other The other value to compare.
+              * @returns {boolean} Returns `true` if `value` is less than `other`,
+              *  else `false`.
+              */
 
-             for (var i = 0; i < ids.length; i++) {
-               var id = ids[i]; // consider only intersections with 1 moved and 1 unmoved way.
 
-               var childNodes = graph.childNodes(graph.entity(id));
+             function baseLt(value, other) {
+               return value < other;
+             }
+             /**
+              * The base implementation of `_.map` without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} iteratee The function invoked per iteration.
+              * @returns {Array} Returns the new mapped array.
+              */
 
-               for (var j = 0; j < childNodes.length; j++) {
-                 var node = childNodes[j];
-                 var parents = graph.parentWays(node);
-                 if (parents.length !== 2) continue;
-                 var moved = graph.entity(id);
-                 var unmoved = null;
 
-                 for (var k = 0; k < parents.length; k++) {
-                   var way = parents[k];
+             function baseMap(collection, iteratee) {
+               var index = -1,
+                   result = isArrayLike(collection) ? Array(collection.length) : [];
+               baseEach(collection, function (value, key, collection) {
+                 result[++index] = iteratee(value, key, collection);
+               });
+               return result;
+             }
+             /**
+              * The base implementation of `_.matches` which doesn't clone `source`.
+              *
+              * @private
+              * @param {Object} source The object of property values to match.
+              * @returns {Function} Returns the new spec function.
+              */
 
-                   if (!cache.moving[way.id]) {
-                     unmoved = way;
-                     break;
-                   }
-                 }
 
-                 if (!unmoved) continue; // exclude ways that are overly connected..
+             function baseMatches(source) {
+               var matchData = getMatchData(source);
 
-                 if (utilArrayIntersection(moved.nodes, unmoved.nodes).length > 2) continue;
-                 if (moved.isArea() || unmoved.isArea()) continue;
-                 cache.intersections.push({
-                   nodeId: node.id,
-                   movedId: moved.id,
-                   unmovedId: unmoved.id,
-                   movedIsEP: isEndpoint(moved, node.id),
-                   unmovedIsEP: isEndpoint(unmoved, node.id)
-                 });
+               if (matchData.length == 1 && matchData[0][2]) {
+                 return matchesStrictComparable(matchData[0][0], matchData[0][1]);
                }
+
+               return function (object) {
+                 return object === source || baseIsMatch(object, source, matchData);
+               };
              }
-           }
+             /**
+              * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`.
+              *
+              * @private
+              * @param {string} path The path of the property to get.
+              * @param {*} srcValue The value to match.
+              * @returns {Function} Returns the new spec function.
+              */
 
-           if (!cache) {
-             cache = {};
-           }
 
-           if (!cache.ok) {
-             cache.moving = {};
-             cache.intersections = [];
-             cache.replacedVertex = {};
-             cache.startLoc = {};
-             cache.nodes = [];
-             cache.ways = [];
-             cacheEntities(moveIDs);
-             cacheIntersections(cache.ways);
-             cache.nodes = cache.nodes.filter(canMove);
-             cache.ok = true;
-           }
-         } // Place a vertex where the moved vertex used to be, to preserve way shape..
-         //
-         //  Start:
-         //      b ---- e
-         //     / \
-         //    /   \
-         //   /     \
-         //  a       c
-         //
-         //      *               node '*' added to preserve shape
-         //     / \
-         //    /   b ---- e      way `b,e` moved here:
-         //   /     \
-         //  a       c
-         //
-         //
+             function baseMatchesProperty(path, srcValue) {
+               if (isKey(path) && isStrictComparable(srcValue)) {
+                 return matchesStrictComparable(toKey(path), srcValue);
+               }
 
+               return function (object) {
+                 var objValue = get(object, path);
+                 return objValue === undefined$1 && objValue === srcValue ? hasIn(object, path) : baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG);
+               };
+             }
+             /**
+              * The base implementation of `_.merge` without support for multiple sources.
+              *
+              * @private
+              * @param {Object} object The destination object.
+              * @param {Object} source The source object.
+              * @param {number} srcIndex The index of `source`.
+              * @param {Function} [customizer] The function to customize merged values.
+              * @param {Object} [stack] Tracks traversed source values and their merged
+              *  counterparts.
+              */
 
-         function replaceMovedVertex(nodeId, wayId, graph, delta) {
-           var way = graph.entity(wayId);
-           var moved = graph.entity(nodeId);
-           var movedIndex = way.nodes.indexOf(nodeId);
-           var len, prevIndex, nextIndex;
 
-           if (way.isClosed()) {
-             len = way.nodes.length - 1;
-             prevIndex = (movedIndex + len - 1) % len;
-             nextIndex = (movedIndex + len + 1) % len;
-           } else {
-             len = way.nodes.length;
-             prevIndex = movedIndex - 1;
-             nextIndex = movedIndex + 1;
-           }
+             function baseMerge(object, source, srcIndex, customizer, stack) {
+               if (object === source) {
+                 return;
+               }
 
-           var prev = graph.hasEntity(way.nodes[prevIndex]);
-           var next = graph.hasEntity(way.nodes[nextIndex]); // Don't add orig vertex at endpoint..
+               baseFor(source, function (srcValue, key) {
+                 stack || (stack = new Stack());
 
-           if (!prev || !next) return graph;
-           var key = wayId + '_' + nodeId;
-           var orig = cache.replacedVertex[key];
+                 if (isObject(srcValue)) {
+                   baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack);
+                 } else {
+                   var newValue = customizer ? customizer(safeGet(object, key), srcValue, key + '', object, source, stack) : undefined$1;
 
-           if (!orig) {
-             orig = osmNode();
-             cache.replacedVertex[key] = orig;
-             cache.startLoc[orig.id] = cache.startLoc[nodeId];
-           }
+                   if (newValue === undefined$1) {
+                     newValue = srcValue;
+                   }
 
-           var start, end;
+                   assignMergeValue(object, key, newValue);
+                 }
+               }, keysIn);
+             }
+             /**
+              * A specialized version of `baseMerge` for arrays and objects which performs
+              * deep merges and tracks traversed objects enabling objects with circular
+              * references to be merged.
+              *
+              * @private
+              * @param {Object} object The destination object.
+              * @param {Object} source The source object.
+              * @param {string} key The key of the value to merge.
+              * @param {number} srcIndex The index of `source`.
+              * @param {Function} mergeFunc The function to merge values.
+              * @param {Function} [customizer] The function to customize assigned values.
+              * @param {Object} [stack] Tracks traversed source values and their merged
+              *  counterparts.
+              */
 
-           if (delta) {
-             start = projection(cache.startLoc[nodeId]);
-             end = projection.invert(geoVecAdd(start, delta));
-           } else {
-             end = cache.startLoc[nodeId];
-           }
 
-           orig = orig.move(end);
-           var angle = Math.abs(geoAngle(orig, prev, projection) - geoAngle(orig, next, projection)) * 180 / Math.PI; // Don't add orig vertex if it would just make a straight line..
+             function baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, stack) {
+               var objValue = safeGet(object, key),
+                   srcValue = safeGet(source, key),
+                   stacked = stack.get(srcValue);
 
-           if (angle > 175 && angle < 185) return graph; // moving forward or backward along way?
+               if (stacked) {
+                 assignMergeValue(object, key, stacked);
+                 return;
+               }
 
-           var p1 = [prev.loc, orig.loc, moved.loc, next.loc].map(projection);
-           var p2 = [prev.loc, moved.loc, orig.loc, next.loc].map(projection);
-           var d1 = geoPathLength(p1);
-           var d2 = geoPathLength(p2);
-           var insertAt = d1 <= d2 ? movedIndex : nextIndex; // moving around closed loop?
+               var newValue = customizer ? customizer(objValue, srcValue, key + '', object, source, stack) : undefined$1;
+               var isCommon = newValue === undefined$1;
+
+               if (isCommon) {
+                 var isArr = isArray(srcValue),
+                     isBuff = !isArr && isBuffer(srcValue),
+                     isTyped = !isArr && !isBuff && isTypedArray(srcValue);
+                 newValue = srcValue;
+
+                 if (isArr || isBuff || isTyped) {
+                   if (isArray(objValue)) {
+                     newValue = objValue;
+                   } else if (isArrayLikeObject(objValue)) {
+                     newValue = copyArray(objValue);
+                   } else if (isBuff) {
+                     isCommon = false;
+                     newValue = cloneBuffer(srcValue, true);
+                   } else if (isTyped) {
+                     isCommon = false;
+                     newValue = cloneTypedArray(srcValue, true);
+                   } else {
+                     newValue = [];
+                   }
+                 } else if (isPlainObject(srcValue) || isArguments(srcValue)) {
+                   newValue = objValue;
 
-           if (way.isClosed() && insertAt === 0) insertAt = len;
-           way = way.addNode(orig.id, insertAt);
-           return graph.replace(orig).replace(way);
-         } // Remove duplicate vertex that might have been added by
-         // replaceMovedVertex.  This is done after the unzorro checks.
+                   if (isArguments(objValue)) {
+                     newValue = toPlainObject(objValue);
+                   } else if (!isObject(objValue) || isFunction(objValue)) {
+                     newValue = initCloneObject(srcValue);
+                   }
+                 } else {
+                   isCommon = false;
+                 }
+               }
 
+               if (isCommon) {
+                 // Recursively merge objects and arrays (susceptible to call stack limits).
+                 stack.set(srcValue, newValue);
+                 mergeFunc(newValue, srcValue, srcIndex, customizer, stack);
+                 stack['delete'](srcValue);
+               }
 
-         function removeDuplicateVertices(wayId, graph) {
-           var way = graph.entity(wayId);
-           var epsilon = 1e-6;
-           var prev, curr;
+               assignMergeValue(object, key, newValue);
+             }
+             /**
+              * The base implementation of `_.nth` which doesn't coerce arguments.
+              *
+              * @private
+              * @param {Array} array The array to query.
+              * @param {number} n The index of the element to return.
+              * @returns {*} Returns the nth element of `array`.
+              */
 
-           function isInteresting(node, graph) {
-             return graph.parentWays(node).length > 1 || graph.parentRelations(node).length || node.hasInterestingTags();
-           }
 
-           for (var i = 0; i < way.nodes.length; i++) {
-             curr = graph.entity(way.nodes[i]);
+             function baseNth(array, n) {
+               var length = array.length;
 
-             if (prev && curr && geoVecEqual(prev.loc, curr.loc, epsilon)) {
-               if (!isInteresting(prev, graph)) {
-                 way = way.removeNode(prev.id);
-                 graph = graph.replace(way).remove(prev);
-               } else if (!isInteresting(curr, graph)) {
-                 way = way.removeNode(curr.id);
-                 graph = graph.replace(way).remove(curr);
+               if (!length) {
+                 return;
                }
+
+               n += n < 0 ? length : 0;
+               return isIndex(n, length) ? array[n] : undefined$1;
              }
+             /**
+              * The base implementation of `_.orderBy` without param guards.
+              *
+              * @private
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function[]|Object[]|string[]} iteratees The iteratees to sort by.
+              * @param {string[]} orders The sort orders of `iteratees`.
+              * @returns {Array} Returns the new sorted array.
+              */
 
-             prev = curr;
-           }
 
-           return graph;
-         } // Reorder nodes around intersections that have moved..
-         //
-         //  Start:                way1.nodes: b,e         (moving)
-         //  a - b - c ----- d     way2.nodes: a,b,c,d     (static)
-         //      |                 vertex: b
-         //      e                 isEP1: true,  isEP2, false
-         //
-         //  way1 `b,e` moved here:
-         //  a ----- c = b - d
-         //              |
-         //              e
-         //
-         //  reorder nodes         way1.nodes: b,e
-         //  a ----- c - b - d     way2.nodes: a,c,b,d
-         //              |
-         //              e
-         //
+             function baseOrderBy(collection, iteratees, orders) {
+               if (iteratees.length) {
+                 iteratees = arrayMap(iteratees, function (iteratee) {
+                   if (isArray(iteratee)) {
+                     return function (value) {
+                       return baseGet(value, iteratee.length === 1 ? iteratee[0] : iteratee);
+                     };
+                   }
+
+                   return iteratee;
+                 });
+               } else {
+                 iteratees = [identity];
+               }
+
+               var index = -1;
+               iteratees = arrayMap(iteratees, baseUnary(getIteratee()));
+               var result = baseMap(collection, function (value, key, collection) {
+                 var criteria = arrayMap(iteratees, function (iteratee) {
+                   return iteratee(value);
+                 });
+                 return {
+                   'criteria': criteria,
+                   'index': ++index,
+                   'value': value
+                 };
+               });
+               return baseSortBy(result, function (object, other) {
+                 return compareMultiple(object, other, orders);
+               });
+             }
+             /**
+              * The base implementation of `_.pick` without support for individual
+              * property identifiers.
+              *
+              * @private
+              * @param {Object} object The source object.
+              * @param {string[]} paths The property paths to pick.
+              * @returns {Object} Returns the new object.
+              */
 
 
-         function unZorroIntersection(intersection, graph) {
-           var vertex = graph.entity(intersection.nodeId);
-           var way1 = graph.entity(intersection.movedId);
-           var way2 = graph.entity(intersection.unmovedId);
-           var isEP1 = intersection.movedIsEP;
-           var isEP2 = intersection.unmovedIsEP; // don't move the vertex if it is the endpoint of both ways.
+             function basePick(object, paths) {
+               return basePickBy(object, paths, function (value, path) {
+                 return hasIn(object, path);
+               });
+             }
+             /**
+              * The base implementation of  `_.pickBy` without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Object} object The source object.
+              * @param {string[]} paths The property paths to pick.
+              * @param {Function} predicate The function invoked per property.
+              * @returns {Object} Returns the new object.
+              */
 
-           if (isEP1 && isEP2) return graph;
-           var nodes1 = graph.childNodes(way1).filter(function (n) {
-             return n !== vertex;
-           });
-           var nodes2 = graph.childNodes(way2).filter(function (n) {
-             return n !== vertex;
-           });
-           if (way1.isClosed() && way1.first() === vertex.id) nodes1.push(nodes1[0]);
-           if (way2.isClosed() && way2.first() === vertex.id) nodes2.push(nodes2[0]);
-           var edge1 = !isEP1 && geoChooseEdge(nodes1, projection(vertex.loc), projection);
-           var edge2 = !isEP2 && geoChooseEdge(nodes2, projection(vertex.loc), projection);
-           var loc; // snap vertex to nearest edge (or some point between them)..
 
-           if (!isEP1 && !isEP2) {
-             var epsilon = 1e-6,
-                 maxIter = 10;
+             function basePickBy(object, paths, predicate) {
+               var index = -1,
+                   length = paths.length,
+                   result = {};
 
-             for (var i = 0; i < maxIter; i++) {
-               loc = geoVecInterp(edge1.loc, edge2.loc, 0.5);
-               edge1 = geoChooseEdge(nodes1, projection(loc), projection);
-               edge2 = geoChooseEdge(nodes2, projection(loc), projection);
-               if (Math.abs(edge1.distance - edge2.distance) < epsilon) break;
-             }
-           } else if (!isEP1) {
-             loc = edge1.loc;
-           } else {
-             loc = edge2.loc;
-           }
+               while (++index < length) {
+                 var path = paths[index],
+                     value = baseGet(object, path);
 
-           graph = graph.replace(vertex.move(loc)); // if zorro happened, reorder nodes..
+                 if (predicate(value, path)) {
+                   baseSet(result, castPath(path, object), value);
+                 }
+               }
 
-           if (!isEP1 && edge1.index !== way1.nodes.indexOf(vertex.id)) {
-             way1 = way1.removeNode(vertex.id).addNode(vertex.id, edge1.index);
-             graph = graph.replace(way1);
-           }
+               return result;
+             }
+             /**
+              * A specialized version of `baseProperty` which supports deep paths.
+              *
+              * @private
+              * @param {Array|string} path The path of the property to get.
+              * @returns {Function} Returns the new accessor function.
+              */
 
-           if (!isEP2 && edge2.index !== way2.nodes.indexOf(vertex.id)) {
-             way2 = way2.removeNode(vertex.id).addNode(vertex.id, edge2.index);
-             graph = graph.replace(way2);
-           }
 
-           return graph;
-         }
+             function basePropertyDeep(path) {
+               return function (object) {
+                 return baseGet(object, path);
+               };
+             }
+             /**
+              * The base implementation of `_.pullAllBy` without support for iteratee
+              * shorthands.
+              *
+              * @private
+              * @param {Array} array The array to modify.
+              * @param {Array} values The values to remove.
+              * @param {Function} [iteratee] The iteratee invoked per element.
+              * @param {Function} [comparator] The comparator invoked per element.
+              * @returns {Array} Returns `array`.
+              */
 
-         function cleanupIntersections(graph) {
-           for (var i = 0; i < cache.intersections.length; i++) {
-             var obj = cache.intersections[i];
-             graph = replaceMovedVertex(obj.nodeId, obj.movedId, graph, _delta);
-             graph = replaceMovedVertex(obj.nodeId, obj.unmovedId, graph, null);
-             graph = unZorroIntersection(obj, graph);
-             graph = removeDuplicateVertices(obj.movedId, graph);
-             graph = removeDuplicateVertices(obj.unmovedId, graph);
-           }
 
-           return graph;
-         } // check if moving way endpoint can cross an unmoved way, if so limit delta..
+             function basePullAll(array, values, iteratee, comparator) {
+               var indexOf = comparator ? baseIndexOfWith : baseIndexOf,
+                   index = -1,
+                   length = values.length,
+                   seen = array;
 
+               if (array === values) {
+                 values = copyArray(values);
+               }
 
-         function limitDelta(graph) {
-           function moveNode(loc) {
-             return geoVecAdd(projection(loc), _delta);
-           }
+               if (iteratee) {
+                 seen = arrayMap(array, baseUnary(iteratee));
+               }
 
-           for (var i = 0; i < cache.intersections.length; i++) {
-             var obj = cache.intersections[i]; // Don't limit movement if this is vertex joins 2 endpoints..
+               while (++index < length) {
+                 var fromIndex = 0,
+                     value = values[index],
+                     computed = iteratee ? iteratee(value) : value;
 
-             if (obj.movedIsEP && obj.unmovedIsEP) continue; // Don't limit movement if this vertex is not an endpoint anyway..
+                 while ((fromIndex = indexOf(seen, computed, fromIndex, comparator)) > -1) {
+                   if (seen !== array) {
+                     splice.call(seen, fromIndex, 1);
+                   }
 
-             if (!obj.movedIsEP) continue;
-             var node = graph.entity(obj.nodeId);
-             var start = projection(node.loc);
-             var end = geoVecAdd(start, _delta);
-             var movedNodes = graph.childNodes(graph.entity(obj.movedId));
-             var movedPath = movedNodes.map(function (n) {
-               return moveNode(n.loc);
-             });
-             var unmovedNodes = graph.childNodes(graph.entity(obj.unmovedId));
-             var unmovedPath = unmovedNodes.map(function (n) {
-               return projection(n.loc);
-             });
-             var hits = geoPathIntersections(movedPath, unmovedPath);
+                   splice.call(array, fromIndex, 1);
+                 }
+               }
 
-             for (var j = 0; i < hits.length; i++) {
-               if (geoVecEqual(hits[j], end)) continue;
-               var edge = geoChooseEdge(unmovedNodes, end, projection);
-               _delta = geoVecSubtract(projection(edge.loc), start);
+               return array;
              }
-           }
-         }
+             /**
+              * The base implementation of `_.pullAt` without support for individual
+              * indexes or capturing the removed elements.
+              *
+              * @private
+              * @param {Array} array The array to modify.
+              * @param {number[]} indexes The indexes of elements to remove.
+              * @returns {Array} Returns `array`.
+              */
 
-         var action = function action(graph) {
-           if (_delta[0] === 0 && _delta[1] === 0) return graph;
-           setupCache(graph);
 
-           if (cache.intersections.length) {
-             limitDelta(graph);
-           }
+             function basePullAt(array, indexes) {
+               var length = array ? indexes.length : 0,
+                   lastIndex = length - 1;
 
-           for (var i = 0; i < cache.nodes.length; i++) {
-             var node = graph.entity(cache.nodes[i]);
-             var start = projection(node.loc);
-             var end = geoVecAdd(start, _delta);
-             graph = graph.replace(node.move(projection.invert(end)));
-           }
+               while (length--) {
+                 var index = indexes[length];
 
-           if (cache.intersections.length) {
-             graph = cleanupIntersections(graph);
-           }
+                 if (length == lastIndex || index !== previous) {
+                   var previous = index;
 
-           return graph;
-         };
+                   if (isIndex(index)) {
+                     splice.call(array, index, 1);
+                   } else {
+                     baseUnset(array, index);
+                   }
+                 }
+               }
 
-         action.delta = function () {
-           return _delta;
-         };
+               return array;
+             }
+             /**
+              * The base implementation of `_.random` without support for returning
+              * floating-point numbers.
+              *
+              * @private
+              * @param {number} lower The lower bound.
+              * @param {number} upper The upper bound.
+              * @returns {number} Returns the random number.
+              */
 
-         return action;
-       }
 
-       function actionMoveMember(relationId, fromIndex, toIndex) {
-         return function (graph) {
-           return graph.replace(graph.entity(relationId).moveMember(fromIndex, toIndex));
-         };
-       }
+             function baseRandom(lower, upper) {
+               return lower + nativeFloor(nativeRandom() * (upper - lower + 1));
+             }
+             /**
+              * The base implementation of `_.range` and `_.rangeRight` which doesn't
+              * coerce arguments.
+              *
+              * @private
+              * @param {number} start The start of the range.
+              * @param {number} end The end of the range.
+              * @param {number} step The value to increment or decrement by.
+              * @param {boolean} [fromRight] Specify iterating from right to left.
+              * @returns {Array} Returns the range of numbers.
+              */
 
-       function actionMoveNode(nodeID, toLoc) {
-         var action = function action(graph, t) {
-           if (t === null || !isFinite(t)) t = 1;
-           t = Math.min(Math.max(+t, 0), 1);
-           var node = graph.entity(nodeID);
-           return graph.replace(node.move(geoVecInterp(node.loc, toLoc, t)));
-         };
 
-         action.transitionable = true;
-         return action;
-       }
+             function baseRange(start, end, step, fromRight) {
+               var index = -1,
+                   length = nativeMax(nativeCeil((end - start) / (step || 1)), 0),
+                   result = Array(length);
 
-       function actionNoop() {
-         return function (graph) {
-           return graph;
-         };
-       }
+               while (length--) {
+                 result[fromRight ? length : ++index] = start;
+                 start += step;
+               }
 
-       function actionOrthogonalize(wayID, projection, vertexID, degThresh, ep) {
-         var epsilon = ep || 1e-4;
-         var threshold = degThresh || 13; // degrees within right or straight to alter
-         // We test normalized dot products so we can compare as cos(angle)
+               return result;
+             }
+             /**
+              * The base implementation of `_.repeat` which doesn't coerce arguments.
+              *
+              * @private
+              * @param {string} string The string to repeat.
+              * @param {number} n The number of times to repeat the string.
+              * @returns {string} Returns the repeated string.
+              */
 
-         var lowerThreshold = Math.cos((90 - threshold) * Math.PI / 180);
-         var upperThreshold = Math.cos(threshold * Math.PI / 180);
 
-         var action = function action(graph, t) {
-           if (t === null || !isFinite(t)) t = 1;
-           t = Math.min(Math.max(+t, 0), 1);
-           var way = graph.entity(wayID);
-           way = way.removeNode(''); // sanity check - remove any consecutive duplicates
+             function baseRepeat(string, n) {
+               var result = '';
 
-           if (way.tags.nonsquare) {
-             var tags = Object.assign({}, way.tags); // since we're squaring, remove indication that this is physically unsquare
+               if (!string || n < 1 || n > MAX_SAFE_INTEGER) {
+                 return result;
+               } // Leverage the exponentiation by squaring algorithm for a faster repeat.
+               // See https://en.wikipedia.org/wiki/Exponentiation_by_squaring for more details.
 
-             delete tags.nonsquare;
-             way = way.update({
-               tags: tags
-             });
-           }
 
-           graph = graph.replace(way);
-           var isClosed = way.isClosed();
-           var nodes = graph.childNodes(way).slice(); // shallow copy
+               do {
+                 if (n % 2) {
+                   result += string;
+                 }
 
-           if (isClosed) nodes.pop();
+                 n = nativeFloor(n / 2);
 
-           if (vertexID !== undefined) {
-             nodes = nodeSubset(nodes, vertexID, isClosed);
-             if (nodes.length !== 3) return graph;
-           } // note: all geometry functions here use the unclosed node/point/coord list
+                 if (n) {
+                   string += string;
+                 }
+               } while (n);
 
+               return result;
+             }
+             /**
+              * The base implementation of `_.rest` which doesn't validate or coerce arguments.
+              *
+              * @private
+              * @param {Function} func The function to apply a rest parameter to.
+              * @param {number} [start=func.length-1] The start position of the rest parameter.
+              * @returns {Function} Returns the new function.
+              */
 
-           var nodeCount = {};
-           var points = [];
-           var corner = {
-             i: 0,
-             dotp: 1
-           };
-           var node, point, loc, score, motions, i, j;
 
-           for (i = 0; i < nodes.length; i++) {
-             node = nodes[i];
-             nodeCount[node.id] = (nodeCount[node.id] || 0) + 1;
-             points.push({
-               id: node.id,
-               coord: projection(node.loc)
-             });
-           }
+             function baseRest(func, start) {
+               return setToString(overRest(func, start, identity), func + '');
+             }
+             /**
+              * The base implementation of `_.sample`.
+              *
+              * @private
+              * @param {Array|Object} collection The collection to sample.
+              * @returns {*} Returns the random element.
+              */
 
-           if (points.length === 3) {
-             // move only one vertex for right triangle
-             for (i = 0; i < 1000; i++) {
-               motions = points.map(calcMotion);
-               points[corner.i].coord = geoVecAdd(points[corner.i].coord, motions[corner.i]);
-               score = corner.dotp;
 
-               if (score < epsilon) {
-                 break;
-               }
+             function baseSample(collection) {
+               return arraySample(values(collection));
              }
+             /**
+              * The base implementation of `_.sampleSize` without param guards.
+              *
+              * @private
+              * @param {Array|Object} collection The collection to sample.
+              * @param {number} n The number of elements to sample.
+              * @returns {Array} Returns the random elements.
+              */
 
-             node = graph.entity(nodes[corner.i].id);
-             loc = projection.invert(points[corner.i].coord);
-             graph = graph.replace(node.move(geoVecInterp(node.loc, loc, t)));
-           } else {
-             var straights = [];
-             var simplified = []; // Remove points from nearly straight sections..
-             // This produces a simplified shape to orthogonalize
 
-             for (i = 0; i < points.length; i++) {
-               point = points[i];
-               var dotp = 0;
+             function baseSampleSize(collection, n) {
+               var array = values(collection);
+               return shuffleSelf(array, baseClamp(n, 0, array.length));
+             }
+             /**
+              * The base implementation of `_.set`.
+              *
+              * @private
+              * @param {Object} object The object to modify.
+              * @param {Array|string} path The path of the property to set.
+              * @param {*} value The value to set.
+              * @param {Function} [customizer] The function to customize path creation.
+              * @returns {Object} Returns `object`.
+              */
 
-               if (isClosed || i > 0 && i < points.length - 1) {
-                 var a = points[(i - 1 + points.length) % points.length];
-                 var b = points[(i + 1) % points.length];
-                 dotp = Math.abs(geoOrthoNormalizedDotProduct(a.coord, b.coord, point.coord));
+
+             function baseSet(object, path, value, customizer) {
+               if (!isObject(object)) {
+                 return object;
                }
 
-               if (dotp > upperThreshold) {
-                 straights.push(point);
-               } else {
-                 simplified.push(point);
+               path = castPath(path, object);
+               var index = -1,
+                   length = path.length,
+                   lastIndex = length - 1,
+                   nested = object;
+
+               while (nested != null && ++index < length) {
+                 var key = toKey(path[index]),
+                     newValue = value;
+
+                 if (key === '__proto__' || key === 'constructor' || key === 'prototype') {
+                   return object;
+                 }
+
+                 if (index != lastIndex) {
+                   var objValue = nested[key];
+                   newValue = customizer ? customizer(objValue, key, nested) : undefined$1;
+
+                   if (newValue === undefined$1) {
+                     newValue = isObject(objValue) ? objValue : isIndex(path[index + 1]) ? [] : {};
+                   }
+                 }
+
+                 assignValue(nested, key, newValue);
+                 nested = nested[key];
                }
-             } // Orthogonalize the simplified shape
 
+               return object;
+             }
+             /**
+              * The base implementation of `setData` without support for hot loop shorting.
+              *
+              * @private
+              * @param {Function} func The function to associate metadata with.
+              * @param {*} data The metadata.
+              * @returns {Function} Returns `func`.
+              */
 
-             var bestPoints = clonePoints(simplified);
-             var originalPoints = clonePoints(simplified);
-             score = Infinity;
 
-             for (i = 0; i < 1000; i++) {
-               motions = simplified.map(calcMotion);
+             var baseSetData = !metaMap ? identity : function (func, data) {
+               metaMap.set(func, data);
+               return func;
+             };
+             /**
+              * The base implementation of `setToString` without support for hot loop shorting.
+              *
+              * @private
+              * @param {Function} func The function to modify.
+              * @param {Function} string The `toString` result.
+              * @returns {Function} Returns `func`.
+              */
 
-               for (j = 0; j < motions.length; j++) {
-                 simplified[j].coord = geoVecAdd(simplified[j].coord, motions[j]);
+             var baseSetToString = !defineProperty ? identity : function (func, string) {
+               return defineProperty(func, 'toString', {
+                 'configurable': true,
+                 'enumerable': false,
+                 'value': constant(string),
+                 'writable': true
+               });
+             };
+             /**
+              * The base implementation of `_.shuffle`.
+              *
+              * @private
+              * @param {Array|Object} collection The collection to shuffle.
+              * @returns {Array} Returns the new shuffled array.
+              */
+
+             function baseShuffle(collection) {
+               return shuffleSelf(values(collection));
+             }
+             /**
+              * The base implementation of `_.slice` without an iteratee call guard.
+              *
+              * @private
+              * @param {Array} array The array to slice.
+              * @param {number} [start=0] The start position.
+              * @param {number} [end=array.length] The end position.
+              * @returns {Array} Returns the slice of `array`.
+              */
+
+
+             function baseSlice(array, start, end) {
+               var index = -1,
+                   length = array.length;
+
+               if (start < 0) {
+                 start = -start > length ? 0 : length + start;
                }
 
-               var newScore = geoOrthoCalcScore(simplified, isClosed, epsilon, threshold);
+               end = end > length ? length : end;
 
-               if (newScore < score) {
-                 bestPoints = clonePoints(simplified);
-                 score = newScore;
+               if (end < 0) {
+                 end += length;
                }
 
-               if (score < epsilon) {
-                 break;
+               length = start > end ? 0 : end - start >>> 0;
+               start >>>= 0;
+               var result = Array(length);
+
+               while (++index < length) {
+                 result[index] = array[index + start];
                }
+
+               return result;
              }
+             /**
+              * The base implementation of `_.some` without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} predicate The function invoked per iteration.
+              * @returns {boolean} Returns `true` if any element passes the predicate check,
+              *  else `false`.
+              */
 
-             var bestCoords = bestPoints.map(function (p) {
-               return p.coord;
-             });
-             if (isClosed) bestCoords.push(bestCoords[0]); // move the nodes that should move
 
-             for (i = 0; i < bestPoints.length; i++) {
-               point = bestPoints[i];
+             function baseSome(collection, predicate) {
+               var result;
+               baseEach(collection, function (value, index, collection) {
+                 result = predicate(value, index, collection);
+                 return !result;
+               });
+               return !!result;
+             }
+             /**
+              * The base implementation of `_.sortedIndex` and `_.sortedLastIndex` which
+              * performs a binary search of `array` to determine the index at which `value`
+              * should be inserted into `array` in order to maintain its sort order.
+              *
+              * @private
+              * @param {Array} array The sorted array to inspect.
+              * @param {*} value The value to evaluate.
+              * @param {boolean} [retHighest] Specify returning the highest qualified index.
+              * @returns {number} Returns the index at which `value` should be inserted
+              *  into `array`.
+              */
 
-               if (!geoVecEqual(originalPoints[i].coord, point.coord)) {
-                 node = graph.entity(point.id);
-                 loc = projection.invert(point.coord);
-                 graph = graph.replace(node.move(geoVecInterp(node.loc, loc, t)));
+
+             function baseSortedIndex(array, value, retHighest) {
+               var low = 0,
+                   high = array == null ? low : array.length;
+
+               if (typeof value == 'number' && value === value && high <= HALF_MAX_ARRAY_LENGTH) {
+                 while (low < high) {
+                   var mid = low + high >>> 1,
+                       computed = array[mid];
+
+                   if (computed !== null && !isSymbol(computed) && (retHighest ? computed <= value : computed < value)) {
+                     low = mid + 1;
+                   } else {
+                     high = mid;
+                   }
+                 }
+
+                 return high;
                }
-             } // move the nodes along straight segments
 
+               return baseSortedIndexBy(array, value, identity, retHighest);
+             }
+             /**
+              * The base implementation of `_.sortedIndexBy` and `_.sortedLastIndexBy`
+              * which invokes `iteratee` for `value` and each element of `array` to compute
+              * their sort ranking. The iteratee is invoked with one argument; (value).
+              *
+              * @private
+              * @param {Array} array The sorted array to inspect.
+              * @param {*} value The value to evaluate.
+              * @param {Function} iteratee The iteratee invoked per element.
+              * @param {boolean} [retHighest] Specify returning the highest qualified index.
+              * @returns {number} Returns the index at which `value` should be inserted
+              *  into `array`.
+              */
 
-             for (i = 0; i < straights.length; i++) {
-               point = straights[i];
-               if (nodeCount[point.id] > 1) continue; // skip self-intersections
 
-               node = graph.entity(point.id);
+             function baseSortedIndexBy(array, value, iteratee, retHighest) {
+               var low = 0,
+                   high = array == null ? 0 : array.length;
 
-               if (t === 1 && graph.parentWays(node).length === 1 && graph.parentRelations(node).length === 0 && !node.hasInterestingTags()) {
-                 // remove uninteresting points..
-                 graph = actionDeleteNode(node.id)(graph);
-               } else {
-                 // move interesting points to the nearest edge..
-                 var choice = geoVecProject(point.coord, bestCoords);
+               if (high === 0) {
+                 return 0;
+               }
 
-                 if (choice) {
-                   loc = projection.invert(choice.target);
-                   graph = graph.replace(node.move(geoVecInterp(node.loc, loc, t)));
+               value = iteratee(value);
+               var valIsNaN = value !== value,
+                   valIsNull = value === null,
+                   valIsSymbol = isSymbol(value),
+                   valIsUndefined = value === undefined$1;
+
+               while (low < high) {
+                 var mid = nativeFloor((low + high) / 2),
+                     computed = iteratee(array[mid]),
+                     othIsDefined = computed !== undefined$1,
+                     othIsNull = computed === null,
+                     othIsReflexive = computed === computed,
+                     othIsSymbol = isSymbol(computed);
+
+                 if (valIsNaN) {
+                   var setLow = retHighest || othIsReflexive;
+                 } else if (valIsUndefined) {
+                   setLow = othIsReflexive && (retHighest || othIsDefined);
+                 } else if (valIsNull) {
+                   setLow = othIsReflexive && othIsDefined && (retHighest || !othIsNull);
+                 } else if (valIsSymbol) {
+                   setLow = othIsReflexive && othIsDefined && !othIsNull && (retHighest || !othIsSymbol);
+                 } else if (othIsNull || othIsSymbol) {
+                   setLow = false;
+                 } else {
+                   setLow = retHighest ? computed <= value : computed < value;
+                 }
+
+                 if (setLow) {
+                   low = mid + 1;
+                 } else {
+                   high = mid;
                  }
                }
+
+               return nativeMin(high, MAX_ARRAY_INDEX);
              }
-           }
+             /**
+              * The base implementation of `_.sortedUniq` and `_.sortedUniqBy` without
+              * support for iteratee shorthands.
+              *
+              * @private
+              * @param {Array} array The array to inspect.
+              * @param {Function} [iteratee] The iteratee invoked per element.
+              * @returns {Array} Returns the new duplicate free array.
+              */
 
-           return graph;
 
-           function clonePoints(array) {
-             return array.map(function (p) {
-               return {
-                 id: p.id,
-                 coord: [p.coord[0], p.coord[1]]
-               };
-             });
-           }
+             function baseSortedUniq(array, iteratee) {
+               var index = -1,
+                   length = array.length,
+                   resIndex = 0,
+                   result = [];
 
-           function calcMotion(point, i, array) {
-             // don't try to move the endpoints of a non-closed way.
-             if (!isClosed && (i === 0 || i === array.length - 1)) return [0, 0]; // don't try to move a node that appears more than once (self intersection)
+               while (++index < length) {
+                 var value = array[index],
+                     computed = iteratee ? iteratee(value) : value;
 
-             if (nodeCount[array[i].id] > 1) return [0, 0];
-             var a = array[(i - 1 + array.length) % array.length].coord;
-             var origin = point.coord;
-             var b = array[(i + 1) % array.length].coord;
-             var p = geoVecSubtract(a, origin);
-             var q = geoVecSubtract(b, origin);
-             var scale = 2 * Math.min(geoVecLength(p), geoVecLength(q));
-             p = geoVecNormalize(p);
-             q = geoVecNormalize(q);
-             var dotp = p[0] * q[0] + p[1] * q[1];
-             var val = Math.abs(dotp);
+                 if (!index || !eq(computed, seen)) {
+                   var seen = computed;
+                   result[resIndex++] = value === 0 ? 0 : value;
+                 }
+               }
 
-             if (val < lowerThreshold) {
-               // nearly orthogonal
-               corner.i = i;
-               corner.dotp = val;
-               var vec = geoVecNormalize(geoVecAdd(p, q));
-               return geoVecScale(vec, 0.1 * dotp * scale);
+               return result;
              }
+             /**
+              * The base implementation of `_.toNumber` which doesn't ensure correct
+              * conversions of binary, hexadecimal, or octal string values.
+              *
+              * @private
+              * @param {*} value The value to process.
+              * @returns {number} Returns the number.
+              */
 
-             return [0, 0]; // do nothing
-           }
-         }; // if we are only orthogonalizing one vertex,
-         // get that vertex and the previous and next
 
+             function baseToNumber(value) {
+               if (typeof value == 'number') {
+                 return value;
+               }
 
-         function nodeSubset(nodes, vertexID, isClosed) {
-           var first = isClosed ? 0 : 1;
-           var last = isClosed ? nodes.length : nodes.length - 1;
+               if (isSymbol(value)) {
+                 return NAN;
+               }
 
-           for (var i = first; i < last; i++) {
-             if (nodes[i].id === vertexID) {
-               return [nodes[(i - 1 + nodes.length) % nodes.length], nodes[i], nodes[(i + 1) % nodes.length]];
+               return +value;
              }
-           }
+             /**
+              * The base implementation of `_.toString` which doesn't convert nullish
+              * values to empty strings.
+              *
+              * @private
+              * @param {*} value The value to process.
+              * @returns {string} Returns the string.
+              */
 
-           return [];
-         }
 
-         action.disabled = function (graph) {
-           var way = graph.entity(wayID);
-           way = way.removeNode(''); // sanity check - remove any consecutive duplicates
+             function baseToString(value) {
+               // Exit early for strings to avoid a performance hit in some environments.
+               if (typeof value == 'string') {
+                 return value;
+               }
 
-           graph = graph.replace(way);
-           var isClosed = way.isClosed();
-           var nodes = graph.childNodes(way).slice(); // shallow copy
+               if (isArray(value)) {
+                 // Recursively convert values (susceptible to call stack limits).
+                 return arrayMap(value, baseToString) + '';
+               }
 
-           if (isClosed) nodes.pop();
-           var allowStraightAngles = false;
+               if (isSymbol(value)) {
+                 return symbolToString ? symbolToString.call(value) : '';
+               }
 
-           if (vertexID !== undefined) {
-             allowStraightAngles = true;
-             nodes = nodeSubset(nodes, vertexID, isClosed);
-             if (nodes.length !== 3) return 'end_vertex';
-           }
+               var result = value + '';
+               return result == '0' && 1 / value == -INFINITY ? '-0' : result;
+             }
+             /**
+              * The base implementation of `_.uniqBy` without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Array} array The array to inspect.
+              * @param {Function} [iteratee] The iteratee invoked per element.
+              * @param {Function} [comparator] The comparator invoked per element.
+              * @returns {Array} Returns the new duplicate free array.
+              */
 
-           var coords = nodes.map(function (n) {
-             return projection(n.loc);
-           });
-           var score = geoOrthoCanOrthogonalize(coords, isClosed, epsilon, threshold, allowStraightAngles);
 
-           if (score === null) {
-             return 'not_squarish';
-           } else if (score === 0) {
-             return 'square_enough';
-           } else {
-             return false;
-           }
-         };
+             function baseUniq(array, iteratee, comparator) {
+               var index = -1,
+                   includes = arrayIncludes,
+                   length = array.length,
+                   isCommon = true,
+                   result = [],
+                   seen = result;
 
-         action.transitionable = true;
-         return action;
-       }
+               if (comparator) {
+                 isCommon = false;
+                 includes = arrayIncludesWith;
+               } else if (length >= LARGE_ARRAY_SIZE) {
+                 var set = iteratee ? null : createSet(array);
 
-       //
-       // `turn` must be an `osmTurn` object
-       // see osm/intersection.js, pathToTurn()
-       //
-       // This specifies a restriction of type `restriction` when traveling from
-       // `turn.from.way` toward `turn.to.way` via `turn.via.node` OR `turn.via.ways`.
-       // (The action does not check that these entities form a valid intersection.)
-       //
-       // From, to, and via ways should be split before calling this action.
-       // (old versions of the code would split the ways here, but we no longer do it)
-       //
-       // For testing convenience, accepts a restrictionID to assign to the new
-       // relation. Normally, this will be undefined and the relation will
-       // automatically be assigned a new ID.
-       //
+                 if (set) {
+                   return setToArray(set);
+                 }
 
-       function actionRestrictTurn(turn, restrictionType, restrictionID) {
-         return function (graph) {
-           var fromWay = graph.entity(turn.from.way);
-           var toWay = graph.entity(turn.to.way);
-           var viaNode = turn.via.node && graph.entity(turn.via.node);
-           var viaWays = turn.via.ways && turn.via.ways.map(function (id) {
-             return graph.entity(id);
-           });
-           var members = [];
-           members.push({
-             id: fromWay.id,
-             type: 'way',
-             role: 'from'
-           });
+                 isCommon = false;
+                 includes = cacheHas;
+                 seen = new SetCache();
+               } else {
+                 seen = iteratee ? [] : result;
+               }
 
-           if (viaNode) {
-             members.push({
-               id: viaNode.id,
-               type: 'node',
-               role: 'via'
-             });
-           } else if (viaWays) {
-             viaWays.forEach(function (viaWay) {
-               members.push({
-                 id: viaWay.id,
-                 type: 'way',
-                 role: 'via'
-               });
-             });
-           }
+               outer: while (++index < length) {
+                 var value = array[index],
+                     computed = iteratee ? iteratee(value) : value;
+                 value = comparator || value !== 0 ? value : 0;
 
-           members.push({
-             id: toWay.id,
-             type: 'way',
-             role: 'to'
-           });
-           return graph.replace(osmRelation({
-             id: restrictionID,
-             tags: {
-               type: 'restriction',
-               restriction: restrictionType
-             },
-             members: members
-           }));
-         };
-       }
+                 if (isCommon && computed === computed) {
+                   var seenIndex = seen.length;
 
-       function actionRevert(id) {
-         var action = function action(graph) {
-           var entity = graph.hasEntity(id),
-               base = graph.base().entities[id];
+                   while (seenIndex--) {
+                     if (seen[seenIndex] === computed) {
+                       continue outer;
+                     }
+                   }
 
-           if (entity && !base) {
-             // entity will be removed..
-             if (entity.type === 'node') {
-               graph.parentWays(entity).forEach(function (parent) {
-                 parent = parent.removeNode(id);
-                 graph = graph.replace(parent);
+                   if (iteratee) {
+                     seen.push(computed);
+                   }
 
-                 if (parent.isDegenerate()) {
-                   graph = actionDeleteWay(parent.id)(graph);
+                   result.push(value);
+                 } else if (!includes(seen, computed, comparator)) {
+                   if (seen !== result) {
+                     seen.push(computed);
+                   }
+
+                   result.push(value);
                  }
-               });
+               }
+
+               return result;
              }
+             /**
+              * The base implementation of `_.unset`.
+              *
+              * @private
+              * @param {Object} object The object to modify.
+              * @param {Array|string} path The property path to unset.
+              * @returns {boolean} Returns `true` if the property is deleted, else `false`.
+              */
 
-             graph.parentRelations(entity).forEach(function (parent) {
-               parent = parent.removeMembersWithID(id);
-               graph = graph.replace(parent);
 
-               if (parent.isDegenerate()) {
-                 graph = actionDeleteRelation(parent.id)(graph);
-               }
-             });
-           }
+             function baseUnset(object, path) {
+               path = castPath(path, object);
+               object = parent(object, path);
+               return object == null || delete object[toKey(last(path))];
+             }
+             /**
+              * The base implementation of `_.update`.
+              *
+              * @private
+              * @param {Object} object The object to modify.
+              * @param {Array|string} path The path of the property to update.
+              * @param {Function} updater The function to produce the updated value.
+              * @param {Function} [customizer] The function to customize path creation.
+              * @returns {Object} Returns `object`.
+              */
 
-           return graph.revert(id);
-         };
 
-         return action;
-       }
+             function baseUpdate(object, path, updater, customizer) {
+               return baseSet(object, path, updater(baseGet(object, path)), customizer);
+             }
+             /**
+              * The base implementation of methods like `_.dropWhile` and `_.takeWhile`
+              * without support for iteratee shorthands.
+              *
+              * @private
+              * @param {Array} array The array to query.
+              * @param {Function} predicate The function invoked per iteration.
+              * @param {boolean} [isDrop] Specify dropping elements instead of taking them.
+              * @param {boolean} [fromRight] Specify iterating from right to left.
+              * @returns {Array} Returns the slice of `array`.
+              */
 
-       function actionRotate(rotateIds, pivot, angle, projection) {
-         var action = function action(graph) {
-           return graph.update(function (graph) {
-             utilGetAllNodes(rotateIds, graph).forEach(function (node) {
-               var point = geoRotate([projection(node.loc)], angle, pivot)[0];
-               graph = graph.replace(node.move(projection.invert(point)));
-             });
-           });
-         };
 
-         return action;
-       }
+             function baseWhile(array, predicate, isDrop, fromRight) {
+               var length = array.length,
+                   index = fromRight ? length : -1;
 
-       function actionScale(ids, pivotLoc, scaleFactor, projection) {
-         return function (graph) {
-           return graph.update(function (graph) {
-             var point, radial;
-             utilGetAllNodes(ids, graph).forEach(function (node) {
-               point = projection(node.loc);
-               radial = [point[0] - pivotLoc[0], point[1] - pivotLoc[1]];
-               point = [pivotLoc[0] + scaleFactor * radial[0], pivotLoc[1] + scaleFactor * radial[1]];
-               graph = graph.replace(node.move(projection.invert(point)));
-             });
-           });
-         };
-       }
+               while ((fromRight ? index-- : ++index < length) && predicate(array[index], index, array)) {}
 
-       /* Align nodes along their common axis */
+               return isDrop ? baseSlice(array, fromRight ? 0 : index, fromRight ? index + 1 : length) : baseSlice(array, fromRight ? index + 1 : 0, fromRight ? length : index);
+             }
+             /**
+              * The base implementation of `wrapperValue` which returns the result of
+              * performing a sequence of actions on the unwrapped `value`, where each
+              * successive action is supplied the return value of the previous.
+              *
+              * @private
+              * @param {*} value The unwrapped value.
+              * @param {Array} actions Actions to perform to resolve the unwrapped value.
+              * @returns {*} Returns the resolved value.
+              */
 
-       function actionStraightenNodes(nodeIDs, projection) {
-         function positionAlongWay(a, o, b) {
-           return geoVecDot(a, b, o) / geoVecDot(b, b, o);
-         } // returns the endpoints of the long axis of symmetry of the `points` bounding rect
 
+             function baseWrapperValue(value, actions) {
+               var result = value;
 
-         function getEndpoints(points) {
-           var ssr = geoGetSmallestSurroundingRectangle(points); // Choose line pq = axis of symmetry.
-           // The shape's surrounding rectangle has 2 axes of symmetry.
-           // Snap points to the long axis
+               if (result instanceof LazyWrapper) {
+                 result = result.value();
+               }
 
-           var p1 = [(ssr.poly[0][0] + ssr.poly[1][0]) / 2, (ssr.poly[0][1] + ssr.poly[1][1]) / 2];
-           var q1 = [(ssr.poly[2][0] + ssr.poly[3][0]) / 2, (ssr.poly[2][1] + ssr.poly[3][1]) / 2];
-           var p2 = [(ssr.poly[3][0] + ssr.poly[4][0]) / 2, (ssr.poly[3][1] + ssr.poly[4][1]) / 2];
-           var q2 = [(ssr.poly[1][0] + ssr.poly[2][0]) / 2, (ssr.poly[1][1] + ssr.poly[2][1]) / 2];
-           var isLong = geoVecLength(p1, q1) > geoVecLength(p2, q2);
+               return arrayReduce(actions, function (result, action) {
+                 return action.func.apply(action.thisArg, arrayPush([result], action.args));
+               }, result);
+             }
+             /**
+              * The base implementation of methods like `_.xor`, without support for
+              * iteratee shorthands, that accepts an array of arrays to inspect.
+              *
+              * @private
+              * @param {Array} arrays The arrays to inspect.
+              * @param {Function} [iteratee] The iteratee invoked per element.
+              * @param {Function} [comparator] The comparator invoked per element.
+              * @returns {Array} Returns the new array of values.
+              */
 
-           if (isLong) {
-             return [p1, q1];
-           }
 
-           return [p2, q2];
-         }
+             function baseXor(arrays, iteratee, comparator) {
+               var length = arrays.length;
 
-         var action = function action(graph, t) {
-           if (t === null || !isFinite(t)) t = 1;
-           t = Math.min(Math.max(+t, 0), 1);
-           var nodes = nodeIDs.map(function (id) {
-             return graph.entity(id);
-           });
-           var points = nodes.map(function (n) {
-             return projection(n.loc);
-           });
-           var endpoints = getEndpoints(points);
-           var startPoint = endpoints[0];
-           var endPoint = endpoints[1]; // Move points onto the line connecting the endpoints
+               if (length < 2) {
+                 return length ? baseUniq(arrays[0]) : [];
+               }
 
-           for (var i = 0; i < points.length; i++) {
-             var node = nodes[i];
-             var point = points[i];
-             var u = positionAlongWay(point, startPoint, endPoint);
-             var point2 = geoVecInterp(startPoint, endPoint, u);
-             var loc2 = projection.invert(point2);
-             graph = graph.replace(node.move(geoVecInterp(node.loc, loc2, t)));
-           }
+               var index = -1,
+                   result = Array(length);
 
-           return graph;
-         };
+               while (++index < length) {
+                 var array = arrays[index],
+                     othIndex = -1;
 
-         action.disabled = function (graph) {
-           var nodes = nodeIDs.map(function (id) {
-             return graph.entity(id);
-           });
-           var points = nodes.map(function (n) {
-             return projection(n.loc);
-           });
-           var endpoints = getEndpoints(points);
-           var startPoint = endpoints[0];
-           var endPoint = endpoints[1];
-           var maxDistance = 0;
+                 while (++othIndex < length) {
+                   if (othIndex != index) {
+                     result[index] = baseDifference(result[index] || array, arrays[othIndex], iteratee, comparator);
+                   }
+                 }
+               }
 
-           for (var i = 0; i < points.length; i++) {
-             var point = points[i];
-             var u = positionAlongWay(point, startPoint, endPoint);
-             var p = geoVecInterp(startPoint, endPoint, u);
-             var dist = geoVecLength(p, point);
+               return baseUniq(baseFlatten(result, 1), iteratee, comparator);
+             }
+             /**
+              * This base implementation of `_.zipObject` which assigns values using `assignFunc`.
+              *
+              * @private
+              * @param {Array} props The property identifiers.
+              * @param {Array} values The property values.
+              * @param {Function} assignFunc The function to assign values.
+              * @returns {Object} Returns the new object.
+              */
 
-             if (!isNaN(dist) && dist > maxDistance) {
-               maxDistance = dist;
+
+             function baseZipObject(props, values, assignFunc) {
+               var index = -1,
+                   length = props.length,
+                   valsLength = values.length,
+                   result = {};
+
+               while (++index < length) {
+                 var value = index < valsLength ? values[index] : undefined$1;
+                 assignFunc(result, props[index], value);
+               }
+
+               return result;
              }
-           }
+             /**
+              * Casts `value` to an empty array if it's not an array like object.
+              *
+              * @private
+              * @param {*} value The value to inspect.
+              * @returns {Array|Object} Returns the cast array-like object.
+              */
 
-           if (maxDistance < 0.0001) {
-             return 'straight_enough';
-           }
-         };
 
-         action.transitionable = true;
-         return action;
-       }
+             function castArrayLikeObject(value) {
+               return isArrayLikeObject(value) ? value : [];
+             }
+             /**
+              * Casts `value` to `identity` if it's not a function.
+              *
+              * @private
+              * @param {*} value The value to inspect.
+              * @returns {Function} Returns cast function.
+              */
 
-       /*
-        * Based on https://github.com/openstreetmap/potlatch2/net/systemeD/potlatch2/tools/Straighten.as
-        */
 
-       function actionStraightenWay(selectedIDs, projection) {
-         function positionAlongWay(a, o, b) {
-           return geoVecDot(a, b, o) / geoVecDot(b, b, o);
-         } // Return all selected ways as a continuous, ordered array of nodes
+             function castFunction(value) {
+               return typeof value == 'function' ? value : identity;
+             }
+             /**
+              * Casts `value` to a path array if it's not one.
+              *
+              * @private
+              * @param {*} value The value to inspect.
+              * @param {Object} [object] The object to query keys on.
+              * @returns {Array} Returns the cast property path array.
+              */
 
 
-         function allNodes(graph) {
-           var nodes = [];
-           var startNodes = [];
-           var endNodes = [];
-           var remainingWays = [];
-           var selectedWays = selectedIDs.filter(function (w) {
-             return graph.entity(w).type === 'way';
-           });
-           var selectedNodes = selectedIDs.filter(function (n) {
-             return graph.entity(n).type === 'node';
-           });
+             function castPath(value, object) {
+               if (isArray(value)) {
+                 return value;
+               }
 
-           for (var i = 0; i < selectedWays.length; i++) {
-             var way = graph.entity(selectedWays[i]);
-             nodes = way.nodes.slice(0);
-             remainingWays.push(nodes);
-             startNodes.push(nodes[0]);
-             endNodes.push(nodes[nodes.length - 1]);
-           } // Remove duplicate end/startNodes (duplicate nodes cannot be at the line end,
-           //   and need to be removed so currNode difference calculation below works)
-           // i.e. ["n-1", "n-1", "n-2"] => ["n-2"]
+               return isKey(value, object) ? [value] : stringToPath(toString(value));
+             }
+             /**
+              * A `baseRest` alias which can be replaced with `identity` by module
+              * replacement plugins.
+              *
+              * @private
+              * @type {Function}
+              * @param {Function} func The function to apply a rest parameter to.
+              * @returns {Function} Returns the new function.
+              */
 
 
-           startNodes = startNodes.filter(function (n) {
-             return startNodes.indexOf(n) === startNodes.lastIndexOf(n);
-           });
-           endNodes = endNodes.filter(function (n) {
-             return endNodes.indexOf(n) === endNodes.lastIndexOf(n);
-           }); // Choose the initial endpoint to start from
+             var castRest = baseRest;
+             /**
+              * Casts `array` to a slice if it's needed.
+              *
+              * @private
+              * @param {Array} array The array to inspect.
+              * @param {number} start The start position.
+              * @param {number} [end=array.length] The end position.
+              * @returns {Array} Returns the cast slice.
+              */
 
-           var currNode = utilArrayDifference(startNodes, endNodes).concat(utilArrayDifference(endNodes, startNodes))[0];
-           var nextWay = [];
-           nodes = []; // Create nested function outside of loop to avoid "function in loop" lint error
+             function castSlice(array, start, end) {
+               var length = array.length;
+               end = end === undefined$1 ? length : end;
+               return !start && end >= length ? array : baseSlice(array, start, end);
+             }
+             /**
+              * A simple wrapper around the global [`clearTimeout`](https://mdn.io/clearTimeout).
+              *
+              * @private
+              * @param {number|Object} id The timer id or timeout object of the timer to clear.
+              */
 
-           var getNextWay = function getNextWay(currNode, remainingWays) {
-             return remainingWays.filter(function (way) {
-               return way[0] === currNode || way[way.length - 1] === currNode;
-             })[0];
-           }; // Add nodes to end of nodes array, until all ways are added
 
+             var clearTimeout = ctxClearTimeout || function (id) {
+               return root.clearTimeout(id);
+             };
+             /**
+              * Creates a clone of  `buffer`.
+              *
+              * @private
+              * @param {Buffer} buffer The buffer to clone.
+              * @param {boolean} [isDeep] Specify a deep clone.
+              * @returns {Buffer} Returns the cloned buffer.
+              */
 
-           while (remainingWays.length) {
-             nextWay = getNextWay(currNode, remainingWays);
-             remainingWays = utilArrayDifference(remainingWays, [nextWay]);
 
-             if (nextWay[0] !== currNode) {
-               nextWay.reverse();
+             function cloneBuffer(buffer, isDeep) {
+               if (isDeep) {
+                 return buffer.slice();
+               }
+
+               var length = buffer.length,
+                   result = allocUnsafe ? allocUnsafe(length) : new buffer.constructor(length);
+               buffer.copy(result);
+               return result;
              }
+             /**
+              * Creates a clone of `arrayBuffer`.
+              *
+              * @private
+              * @param {ArrayBuffer} arrayBuffer The array buffer to clone.
+              * @returns {ArrayBuffer} Returns the cloned array buffer.
+              */
 
-             nodes = nodes.concat(nextWay);
-             currNode = nodes[nodes.length - 1];
-           } // If user selected 2 nodes to straighten between, then slice nodes array to those nodes
 
+             function cloneArrayBuffer(arrayBuffer) {
+               var result = new arrayBuffer.constructor(arrayBuffer.byteLength);
+               new Uint8Array(result).set(new Uint8Array(arrayBuffer));
+               return result;
+             }
+             /**
+              * Creates a clone of `dataView`.
+              *
+              * @private
+              * @param {Object} dataView The data view to clone.
+              * @param {boolean} [isDeep] Specify a deep clone.
+              * @returns {Object} Returns the cloned data view.
+              */
 
-           if (selectedNodes.length === 2) {
-             var startNodeIdx = nodes.indexOf(selectedNodes[0]);
-             var endNodeIdx = nodes.indexOf(selectedNodes[1]);
-             var sortedStartEnd = [startNodeIdx, endNodeIdx];
-             sortedStartEnd.sort(function (a, b) {
-               return a - b;
-             });
-             nodes = nodes.slice(sortedStartEnd[0], sortedStartEnd[1] + 1);
-           }
 
-           return nodes.map(function (n) {
-             return graph.entity(n);
-           });
-         }
+             function cloneDataView(dataView, isDeep) {
+               var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer;
+               return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength);
+             }
+             /**
+              * Creates a clone of `regexp`.
+              *
+              * @private
+              * @param {Object} regexp The regexp to clone.
+              * @returns {Object} Returns the cloned regexp.
+              */
 
-         function shouldKeepNode(node, graph) {
-           return graph.parentWays(node).length > 1 || graph.parentRelations(node).length || node.hasInterestingTags();
-         }
 
-         var action = function action(graph, t) {
-           if (t === null || !isFinite(t)) t = 1;
-           t = Math.min(Math.max(+t, 0), 1);
-           var nodes = allNodes(graph);
-           var points = nodes.map(function (n) {
-             return projection(n.loc);
-           });
-           var startPoint = points[0];
-           var endPoint = points[points.length - 1];
-           var toDelete = [];
-           var i;
+             function cloneRegExp(regexp) {
+               var result = new regexp.constructor(regexp.source, reFlags.exec(regexp));
+               result.lastIndex = regexp.lastIndex;
+               return result;
+             }
+             /**
+              * Creates a clone of the `symbol` object.
+              *
+              * @private
+              * @param {Object} symbol The symbol object to clone.
+              * @returns {Object} Returns the cloned symbol object.
+              */
 
-           for (i = 1; i < points.length - 1; i++) {
-             var node = nodes[i];
-             var point = points[i];
 
-             if (t < 1 || shouldKeepNode(node, graph)) {
-               var u = positionAlongWay(point, startPoint, endPoint);
-               var p = geoVecInterp(startPoint, endPoint, u);
-               var loc2 = projection.invert(p);
-               graph = graph.replace(node.move(geoVecInterp(node.loc, loc2, t)));
-             } else {
-               // safe to delete
-               if (toDelete.indexOf(node) === -1) {
-                 toDelete.push(node);
-               }
+             function cloneSymbol(symbol) {
+               return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {};
              }
-           }
+             /**
+              * Creates a clone of `typedArray`.
+              *
+              * @private
+              * @param {Object} typedArray The typed array to clone.
+              * @param {boolean} [isDeep] Specify a deep clone.
+              * @returns {Object} Returns the cloned typed array.
+              */
 
-           for (i = 0; i < toDelete.length; i++) {
-             graph = actionDeleteNode(toDelete[i].id)(graph);
-           }
 
-           return graph;
-         };
+             function cloneTypedArray(typedArray, isDeep) {
+               var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer;
+               return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length);
+             }
+             /**
+              * Compares values to sort them in ascending order.
+              *
+              * @private
+              * @param {*} value The value to compare.
+              * @param {*} other The other value to compare.
+              * @returns {number} Returns the sort order indicator for `value`.
+              */
 
-         action.disabled = function (graph) {
-           // check way isn't too bendy
-           var nodes = allNodes(graph);
-           var points = nodes.map(function (n) {
-             return projection(n.loc);
-           });
-           var startPoint = points[0];
-           var endPoint = points[points.length - 1];
-           var threshold = 0.2 * geoVecLength(startPoint, endPoint);
-           var i;
 
-           if (threshold === 0) {
-             return 'too_bendy';
-           }
+             function compareAscending(value, other) {
+               if (value !== other) {
+                 var valIsDefined = value !== undefined$1,
+                     valIsNull = value === null,
+                     valIsReflexive = value === value,
+                     valIsSymbol = isSymbol(value);
+                 var othIsDefined = other !== undefined$1,
+                     othIsNull = other === null,
+                     othIsReflexive = other === other,
+                     othIsSymbol = isSymbol(other);
 
-           var maxDistance = 0;
+                 if (!othIsNull && !othIsSymbol && !valIsSymbol && value > other || valIsSymbol && othIsDefined && othIsReflexive && !othIsNull && !othIsSymbol || valIsNull && othIsDefined && othIsReflexive || !valIsDefined && othIsReflexive || !valIsReflexive) {
+                   return 1;
+                 }
 
-           for (i = 1; i < points.length - 1; i++) {
-             var point = points[i];
-             var u = positionAlongWay(point, startPoint, endPoint);
-             var p = geoVecInterp(startPoint, endPoint, u);
-             var dist = geoVecLength(p, point); // to bendy if point is off by 20% of total start/end distance in projected space
+                 if (!valIsNull && !valIsSymbol && !othIsSymbol && value < other || othIsSymbol && valIsDefined && valIsReflexive && !valIsNull && !valIsSymbol || othIsNull && valIsDefined && valIsReflexive || !othIsDefined && valIsReflexive || !othIsReflexive) {
+                   return -1;
+                 }
+               }
 
-             if (isNaN(dist) || dist > threshold) {
-               return 'too_bendy';
-             } else if (dist > maxDistance) {
-               maxDistance = dist;
+               return 0;
              }
-           }
+             /**
+              * Used by `_.orderBy` to compare multiple properties of a value to another
+              * and stable sort them.
+              *
+              * If `orders` is unspecified, all values are sorted in ascending order. Otherwise,
+              * specify an order of "desc" for descending or "asc" for ascending sort order
+              * of corresponding values.
+              *
+              * @private
+              * @param {Object} object The object to compare.
+              * @param {Object} other The other object to compare.
+              * @param {boolean[]|string[]} orders The order to sort by for each property.
+              * @returns {number} Returns the sort order indicator for `object`.
+              */
 
-           var keepingAllNodes = nodes.every(function (node, i) {
-             return i === 0 || i === nodes.length - 1 || shouldKeepNode(node, graph);
-           });
 
-           if (maxDistance < 0.0001 && // Allow straightening even if already straight in order to remove extraneous nodes
-           keepingAllNodes) {
-             return 'straight_enough';
-           }
-         };
+             function compareMultiple(object, other, orders) {
+               var index = -1,
+                   objCriteria = object.criteria,
+                   othCriteria = other.criteria,
+                   length = objCriteria.length,
+                   ordersLength = orders.length;
 
-         action.transitionable = true;
-         return action;
-       }
+               while (++index < length) {
+                 var result = compareAscending(objCriteria[index], othCriteria[index]);
 
-       //
-       // `turn` must be an `osmTurn` object with a `restrictionID` property.
-       // see osm/intersection.js, pathToTurn()
-       //
+                 if (result) {
+                   if (index >= ordersLength) {
+                     return result;
+                   }
 
-       function actionUnrestrictTurn(turn) {
-         return function (graph) {
-           return actionDeleteRelation(turn.restrictionID)(graph);
-         };
-       }
+                   var order = orders[index];
+                   return result * (order == 'desc' ? -1 : 1);
+                 }
+               } // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications
+               // that causes it, under certain circumstances, to provide the same value for
+               // `object` and `other`. See https://github.com/jashkenas/underscore/pull/1247
+               // for more details.
+               //
+               // This also ensures a stable sort in V8 and other engines.
+               // See https://bugs.chromium.org/p/v8/issues/detail?id=90 for more details.
 
-       /* Reflect the given area around its axis of symmetry */
 
-       function actionReflect(reflectIds, projection) {
-         var _useLongAxis = true;
+               return object.index - other.index;
+             }
+             /**
+              * Creates an array that is the composition of partially applied arguments,
+              * placeholders, and provided arguments into a single array of arguments.
+              *
+              * @private
+              * @param {Array} args The provided arguments.
+              * @param {Array} partials The arguments to prepend to those provided.
+              * @param {Array} holders The `partials` placeholder indexes.
+              * @params {boolean} [isCurried] Specify composing for a curried function.
+              * @returns {Array} Returns the new array of composed arguments.
+              */
 
-         var action = function action(graph, t) {
-           if (t === null || !isFinite(t)) t = 1;
-           t = Math.min(Math.max(+t, 0), 1);
-           var nodes = utilGetAllNodes(reflectIds, graph);
-           var points = nodes.map(function (n) {
-             return projection(n.loc);
-           });
-           var ssr = geoGetSmallestSurroundingRectangle(points); // Choose line pq = axis of symmetry.
-           // The shape's surrounding rectangle has 2 axes of symmetry.
-           // Reflect across the longer axis by default.
 
-           var p1 = [(ssr.poly[0][0] + ssr.poly[1][0]) / 2, (ssr.poly[0][1] + ssr.poly[1][1]) / 2];
-           var q1 = [(ssr.poly[2][0] + ssr.poly[3][0]) / 2, (ssr.poly[2][1] + ssr.poly[3][1]) / 2];
-           var p2 = [(ssr.poly[3][0] + ssr.poly[4][0]) / 2, (ssr.poly[3][1] + ssr.poly[4][1]) / 2];
-           var q2 = [(ssr.poly[1][0] + ssr.poly[2][0]) / 2, (ssr.poly[1][1] + ssr.poly[2][1]) / 2];
-           var p, q;
-           var isLong = geoVecLength(p1, q1) > geoVecLength(p2, q2);
+             function composeArgs(args, partials, holders, isCurried) {
+               var argsIndex = -1,
+                   argsLength = args.length,
+                   holdersLength = holders.length,
+                   leftIndex = -1,
+                   leftLength = partials.length,
+                   rangeLength = nativeMax(argsLength - holdersLength, 0),
+                   result = Array(leftLength + rangeLength),
+                   isUncurried = !isCurried;
 
-           if (_useLongAxis && isLong || !_useLongAxis && !isLong) {
-             p = p1;
-             q = q1;
-           } else {
-             p = p2;
-             q = q2;
-           } // reflect c across pq
-           // http://math.stackexchange.com/questions/65503/point-reflection-over-a-line
+               while (++leftIndex < leftLength) {
+                 result[leftIndex] = partials[leftIndex];
+               }
 
+               while (++argsIndex < holdersLength) {
+                 if (isUncurried || argsIndex < argsLength) {
+                   result[holders[argsIndex]] = args[argsIndex];
+                 }
+               }
 
-           var dx = q[0] - p[0];
-           var dy = q[1] - p[1];
-           var a = (dx * dx - dy * dy) / (dx * dx + dy * dy);
-           var b = 2 * dx * dy / (dx * dx + dy * dy);
+               while (rangeLength--) {
+                 result[leftIndex++] = args[argsIndex++];
+               }
 
-           for (var i = 0; i < nodes.length; i++) {
-             var node = nodes[i];
-             var c = projection(node.loc);
-             var c2 = [a * (c[0] - p[0]) + b * (c[1] - p[1]) + p[0], b * (c[0] - p[0]) - a * (c[1] - p[1]) + p[1]];
-             var loc2 = projection.invert(c2);
-             node = node.move(geoVecInterp(node.loc, loc2, t));
-             graph = graph.replace(node);
-           }
+               return result;
+             }
+             /**
+              * This function is like `composeArgs` except that the arguments composition
+              * is tailored for `_.partialRight`.
+              *
+              * @private
+              * @param {Array} args The provided arguments.
+              * @param {Array} partials The arguments to append to those provided.
+              * @param {Array} holders The `partials` placeholder indexes.
+              * @params {boolean} [isCurried] Specify composing for a curried function.
+              * @returns {Array} Returns the new array of composed arguments.
+              */
 
-           return graph;
-         };
 
-         action.useLongAxis = function (val) {
-           if (!arguments.length) return _useLongAxis;
-           _useLongAxis = val;
-           return action;
-         };
+             function composeArgsRight(args, partials, holders, isCurried) {
+               var argsIndex = -1,
+                   argsLength = args.length,
+                   holdersIndex = -1,
+                   holdersLength = holders.length,
+                   rightIndex = -1,
+                   rightLength = partials.length,
+                   rangeLength = nativeMax(argsLength - holdersLength, 0),
+                   result = Array(rangeLength + rightLength),
+                   isUncurried = !isCurried;
 
-         action.transitionable = true;
-         return action;
-       }
+               while (++argsIndex < rangeLength) {
+                 result[argsIndex] = args[argsIndex];
+               }
 
-       function actionUpgradeTags(entityId, oldTags, replaceTags) {
-         return function (graph) {
-           var entity = graph.entity(entityId);
-           var tags = Object.assign({}, entity.tags); // shallow copy
+               var offset = argsIndex;
 
-           var transferValue;
-           var semiIndex;
+               while (++rightIndex < rightLength) {
+                 result[offset + rightIndex] = partials[rightIndex];
+               }
 
-           for (var oldTagKey in oldTags) {
-             if (!(oldTagKey in tags)) continue; // wildcard match
+               while (++holdersIndex < holdersLength) {
+                 if (isUncurried || argsIndex < argsLength) {
+                   result[offset + holders[holdersIndex]] = args[argsIndex++];
+                 }
+               }
 
-             if (oldTags[oldTagKey] === '*') {
-               // note the value since we might need to transfer it
-               transferValue = tags[oldTagKey];
-               delete tags[oldTagKey]; // exact match
-             } else if (oldTags[oldTagKey] === tags[oldTagKey]) {
-               delete tags[oldTagKey]; // match is within semicolon-delimited values
-             } else {
-               var vals = tags[oldTagKey].split(';').filter(Boolean);
-               var oldIndex = vals.indexOf(oldTags[oldTagKey]);
+               return result;
+             }
+             /**
+              * Copies the values of `source` to `array`.
+              *
+              * @private
+              * @param {Array} source The array to copy values from.
+              * @param {Array} [array=[]] The array to copy values to.
+              * @returns {Array} Returns `array`.
+              */
 
-               if (vals.length === 1 || oldIndex === -1) {
-                 delete tags[oldTagKey];
-               } else {
-                 if (replaceTags && replaceTags[oldTagKey]) {
-                   // replacing a value within a semicolon-delimited value, note the index
-                   semiIndex = oldIndex;
-                 }
 
-                 vals.splice(oldIndex, 1);
-                 tags[oldTagKey] = vals.join(';');
+             function copyArray(source, array) {
+               var index = -1,
+                   length = source.length;
+               array || (array = Array(length));
+
+               while (++index < length) {
+                 array[index] = source[index];
                }
+
+               return array;
              }
-           }
+             /**
+              * Copies properties of `source` to `object`.
+              *
+              * @private
+              * @param {Object} source The object to copy properties from.
+              * @param {Array} props The property identifiers to copy.
+              * @param {Object} [object={}] The object to copy properties to.
+              * @param {Function} [customizer] The function to customize copied values.
+              * @returns {Object} Returns `object`.
+              */
 
-           if (replaceTags) {
-             for (var replaceKey in replaceTags) {
-               var replaceValue = replaceTags[replaceKey];
 
-               if (replaceValue === '*') {
-                 if (tags[replaceKey] && tags[replaceKey] !== 'no') {
-                   // allow any pre-existing value except `no` (troll tag)
-                   continue;
-                 } else {
-                   // otherwise assume `yes` is okay
-                   tags[replaceKey] = 'yes';
+             function copyObject(source, props, object, customizer) {
+               var isNew = !object;
+               object || (object = {});
+               var index = -1,
+                   length = props.length;
+
+               while (++index < length) {
+                 var key = props[index];
+                 var newValue = customizer ? customizer(object[key], source[key], key, object, source) : undefined$1;
+
+                 if (newValue === undefined$1) {
+                   newValue = source[key];
                  }
-               } else if (replaceValue === '$1') {
-                 tags[replaceKey] = transferValue;
-               } else {
-                 if (tags[replaceKey] && oldTags[replaceKey] && semiIndex !== undefined) {
-                   // don't override preexisting values
-                   var existingVals = tags[replaceKey].split(';').filter(Boolean);
 
-                   if (existingVals.indexOf(replaceValue) === -1) {
-                     existingVals.splice(semiIndex, 0, replaceValue);
-                     tags[replaceKey] = existingVals.join(';');
-                   }
+                 if (isNew) {
+                   baseAssignValue(object, key, newValue);
                  } else {
-                   tags[replaceKey] = replaceValue;
+                   assignValue(object, key, newValue);
                  }
                }
+
+               return object;
              }
-           }
+             /**
+              * Copies own symbols of `source` to `object`.
+              *
+              * @private
+              * @param {Object} source The object to copy symbols from.
+              * @param {Object} [object={}] The object to copy symbols to.
+              * @returns {Object} Returns `object`.
+              */
 
-           return graph.replace(entity.update({
-             tags: tags
-           }));
-         };
-       }
 
-       function behaviorEdit(context) {
-         function behavior() {
-           context.map().minzoom(context.minEditableZoom());
-         }
+             function copySymbols(source, object) {
+               return copyObject(source, getSymbols(source), object);
+             }
+             /**
+              * Copies own and inherited symbols of `source` to `object`.
+              *
+              * @private
+              * @param {Object} source The object to copy symbols from.
+              * @param {Object} [object={}] The object to copy symbols to.
+              * @returns {Object} Returns `object`.
+              */
 
-         behavior.off = function () {
-           context.map().minzoom(0);
-         };
 
-         return behavior;
-       }
+             function copySymbolsIn(source, object) {
+               return copyObject(source, getSymbolsIn(source), object);
+             }
+             /**
+              * Creates a function like `_.groupBy`.
+              *
+              * @private
+              * @param {Function} setter The function to set accumulator values.
+              * @param {Function} [initializer] The accumulator object initializer.
+              * @returns {Function} Returns the new aggregator function.
+              */
+
+
+             function createAggregator(setter, initializer) {
+               return function (collection, iteratee) {
+                 var func = isArray(collection) ? arrayAggregator : baseAggregator,
+                     accumulator = initializer ? initializer() : {};
+                 return func(collection, setter, getIteratee(iteratee, 2), accumulator);
+               };
+             }
+             /**
+              * Creates a function like `_.assign`.
+              *
+              * @private
+              * @param {Function} assigner The function to assign values.
+              * @returns {Function} Returns the new assigner function.
+              */
+
 
-       /*
-          The hover behavior adds the `.hover` class on pointerover to all elements to which
-          the identical datum is bound, and removes it on pointerout.
+             function createAssigner(assigner) {
+               return baseRest(function (object, sources) {
+                 var index = -1,
+                     length = sources.length,
+                     customizer = length > 1 ? sources[length - 1] : undefined$1,
+                     guard = length > 2 ? sources[2] : undefined$1;
+                 customizer = assigner.length > 3 && typeof customizer == 'function' ? (length--, customizer) : undefined$1;
 
-          The :hover pseudo-class is insufficient for iD's purposes because a datum's visual
-          representation may consist of several elements scattered throughout the DOM hierarchy.
-          Only one of these elements can have the :hover pseudo-class, but all of them will
-          have the .hover class.
-        */
+                 if (guard && isIterateeCall(sources[0], sources[1], guard)) {
+                   customizer = length < 3 ? undefined$1 : customizer;
+                   length = 1;
+                 }
 
-       function behaviorHover(context) {
-         var dispatch$1 = dispatch('hover');
+                 object = Object(object);
 
-         var _selection = select(null);
+                 while (++index < length) {
+                   var source = sources[index];
 
-         var _newNodeId = null;
-         var _initialNodeID = null;
+                   if (source) {
+                     assigner(object, source, index, customizer);
+                   }
+                 }
 
-         var _altDisables;
+                 return object;
+               });
+             }
+             /**
+              * Creates a `baseEach` or `baseEachRight` function.
+              *
+              * @private
+              * @param {Function} eachFunc The function to iterate over a collection.
+              * @param {boolean} [fromRight] Specify iterating from right to left.
+              * @returns {Function} Returns the new base function.
+              */
 
-         var _ignoreVertex;
 
-         var _targets = []; // use pointer events on supported platforms; fallback to mouse events
+             function createBaseEach(eachFunc, fromRight) {
+               return function (collection, iteratee) {
+                 if (collection == null) {
+                   return collection;
+                 }
 
-         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
+                 if (!isArrayLike(collection)) {
+                   return eachFunc(collection, iteratee);
+                 }
 
-         function keydown(d3_event) {
-           if (_altDisables && d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
-             _selection.selectAll('.hover').classed('hover-suppressed', true).classed('hover', false);
+                 var length = collection.length,
+                     index = fromRight ? length : -1,
+                     iterable = Object(collection);
 
-             _selection.classed('hover-disabled', true);
+                 while (fromRight ? index-- : ++index < length) {
+                   if (iteratee(iterable[index], index, iterable) === false) {
+                     break;
+                   }
+                 }
 
-             dispatch$1.call('hover', this, null);
-           }
-         }
+                 return collection;
+               };
+             }
+             /**
+              * Creates a base function for methods like `_.forIn` and `_.forOwn`.
+              *
+              * @private
+              * @param {boolean} [fromRight] Specify iterating from right to left.
+              * @returns {Function} Returns the new base function.
+              */
 
-         function keyup(d3_event) {
-           if (_altDisables && d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
-             _selection.selectAll('.hover-suppressed').classed('hover-suppressed', false).classed('hover', true);
 
-             _selection.classed('hover-disabled', false);
+             function createBaseFor(fromRight) {
+               return function (object, iteratee, keysFunc) {
+                 var index = -1,
+                     iterable = Object(object),
+                     props = keysFunc(object),
+                     length = props.length;
 
-             dispatch$1.call('hover', this, _targets);
-           }
-         }
+                 while (length--) {
+                   var key = props[fromRight ? length : ++index];
 
-         function behavior(selection) {
-           _selection = selection;
-           _targets = [];
+                   if (iteratee(iterable[key], key, iterable) === false) {
+                     break;
+                   }
+                 }
 
-           if (_initialNodeID) {
-             _newNodeId = _initialNodeID;
-             _initialNodeID = null;
-           } else {
-             _newNodeId = null;
-           }
+                 return object;
+               };
+             }
+             /**
+              * Creates a function that wraps `func` to invoke it with the optional `this`
+              * binding of `thisArg`.
+              *
+              * @private
+              * @param {Function} func The function to wrap.
+              * @param {number} bitmask The bitmask flags. See `createWrap` for more details.
+              * @param {*} [thisArg] The `this` binding of `func`.
+              * @returns {Function} Returns the new wrapped function.
+              */
 
-           _selection.on(_pointerPrefix + 'over.hover', pointerover).on(_pointerPrefix + 'out.hover', pointerout) // treat pointerdown as pointerover for touch devices
-           .on(_pointerPrefix + 'down.hover', pointerover);
 
-           select(window).on(_pointerPrefix + 'up.hover pointercancel.hover', pointerout, true).on('keydown.hover', keydown).on('keyup.hover', keyup);
+             function createBind(func, bitmask, thisArg) {
+               var isBind = bitmask & WRAP_BIND_FLAG,
+                   Ctor = createCtor(func);
 
-           function eventTarget(d3_event) {
-             var datum = d3_event.target && d3_event.target.__data__;
-             if (_typeof(datum) !== 'object') return null;
+               function wrapper() {
+                 var fn = this && this !== root && this instanceof wrapper ? Ctor : func;
+                 return fn.apply(isBind ? thisArg : this, arguments);
+               }
 
-             if (!(datum instanceof osmEntity) && datum.properties && datum.properties.entity instanceof osmEntity) {
-               return datum.properties.entity;
+               return wrapper;
              }
+             /**
+              * Creates a function like `_.lowerFirst`.
+              *
+              * @private
+              * @param {string} methodName The name of the `String` case method to use.
+              * @returns {Function} Returns the new case function.
+              */
 
-             return datum;
-           }
 
-           function pointerover(d3_event) {
-             // ignore mouse hovers with buttons pressed unless dragging
-             if (context.mode().id.indexOf('drag') === -1 && (!d3_event.pointerType || d3_event.pointerType === 'mouse') && d3_event.buttons) return;
-             var target = eventTarget(d3_event);
+             function createCaseFirst(methodName) {
+               return function (string) {
+                 string = toString(string);
+                 var strSymbols = hasUnicode(string) ? stringToArray(string) : undefined$1;
+                 var chr = strSymbols ? strSymbols[0] : string.charAt(0);
+                 var trailing = strSymbols ? castSlice(strSymbols, 1).join('') : string.slice(1);
+                 return chr[methodName]() + trailing;
+               };
+             }
+             /**
+              * Creates a function like `_.camelCase`.
+              *
+              * @private
+              * @param {Function} callback The function to combine each word.
+              * @returns {Function} Returns the new compounder function.
+              */
 
-             if (target && _targets.indexOf(target) === -1) {
-               _targets.push(target);
 
-               updateHover(d3_event, _targets);
+             function createCompounder(callback) {
+               return function (string) {
+                 return arrayReduce(words(deburr(string).replace(reApos, '')), callback, '');
+               };
              }
-           }
+             /**
+              * Creates a function that produces an instance of `Ctor` regardless of
+              * whether it was invoked as part of a `new` expression or by `call` or `apply`.
+              *
+              * @private
+              * @param {Function} Ctor The constructor to wrap.
+              * @returns {Function} Returns the new wrapped function.
+              */
 
-           function pointerout(d3_event) {
-             var target = eventTarget(d3_event);
 
-             var index = _targets.indexOf(target);
+             function createCtor(Ctor) {
+               return function () {
+                 // Use a `switch` statement to work with class constructors. See
+                 // http://ecma-international.org/ecma-262/7.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist
+                 // for more details.
+                 var args = arguments;
 
-             if (index !== -1) {
-               _targets.splice(index);
+                 switch (args.length) {
+                   case 0:
+                     return new Ctor();
 
-               updateHover(d3_event, _targets);
-             }
-           }
+                   case 1:
+                     return new Ctor(args[0]);
 
-           function allowsVertex(d) {
-             return d.geometry(context.graph()) === 'vertex' || _mainPresetIndex.allowsVertex(d, context.graph());
-           }
+                   case 2:
+                     return new Ctor(args[0], args[1]);
 
-           function modeAllowsHover(target) {
-             var mode = context.mode();
+                   case 3:
+                     return new Ctor(args[0], args[1], args[2]);
 
-             if (mode.id === 'add-point') {
-               return mode.preset.matchGeometry('vertex') || target.type !== 'way' && target.geometry(context.graph()) !== 'vertex';
-             }
+                   case 4:
+                     return new Ctor(args[0], args[1], args[2], args[3]);
 
-             return true;
-           }
+                   case 5:
+                     return new Ctor(args[0], args[1], args[2], args[3], args[4]);
 
-           function updateHover(d3_event, targets) {
-             _selection.selectAll('.hover').classed('hover', false);
+                   case 6:
+                     return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5]);
 
-             _selection.selectAll('.hover-suppressed').classed('hover-suppressed', false);
+                   case 7:
+                     return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);
+                 }
 
-             var mode = context.mode();
+                 var thisBinding = baseCreate(Ctor.prototype),
+                     result = Ctor.apply(thisBinding, args); // Mimic the constructor's `return` behavior.
+                 // See https://es5.github.io/#x13.2.2 for more details.
 
-             if (!_newNodeId && (mode.id === 'draw-line' || mode.id === 'draw-area')) {
-               var node = targets.find(function (target) {
-                 return target instanceof osmEntity && target.type === 'node';
-               });
-               _newNodeId = node && node.id;
+                 return isObject(result) ? result : thisBinding;
+               };
              }
+             /**
+              * Creates a function that wraps `func` to enable currying.
+              *
+              * @private
+              * @param {Function} func The function to wrap.
+              * @param {number} bitmask The bitmask flags. See `createWrap` for more details.
+              * @param {number} arity The arity of `func`.
+              * @returns {Function} Returns the new wrapped function.
+              */
 
-             targets = targets.filter(function (datum) {
-               if (datum instanceof osmEntity) {
-                 // If drawing a way, don't hover on a node that was just placed. #3974
-                 return datum.id !== _newNodeId && (datum.type !== 'node' || !_ignoreVertex || allowsVertex(datum)) && modeAllowsHover(datum);
-               }
-
-               return true;
-             });
-             var selector = '';
 
-             for (var i in targets) {
-               var datum = targets[i]; // What are we hovering over?
+             function createCurry(func, bitmask, arity) {
+               var Ctor = createCtor(func);
 
-               if (datum.__featurehash__) {
-                 // hovering custom data
-                 selector += ', .data' + datum.__featurehash__;
-               } else if (datum instanceof QAItem) {
-                 selector += ', .' + datum.service + '.itemId-' + datum.id;
-               } else if (datum instanceof osmNote) {
-                 selector += ', .note-' + datum.id;
-               } else if (datum instanceof osmEntity) {
-                 selector += ', .' + datum.id;
+               function wrapper() {
+                 var length = arguments.length,
+                     args = Array(length),
+                     index = length,
+                     placeholder = getHolder(wrapper);
 
-                 if (datum.type === 'relation') {
-                   for (var j in datum.members) {
-                     selector += ', .' + datum.members[j].id;
-                   }
+                 while (index--) {
+                   args[index] = arguments[index];
                  }
-               }
-             }
 
-             var suppressed = _altDisables && d3_event && d3_event.altKey;
+                 var holders = length < 3 && args[0] !== placeholder && args[length - 1] !== placeholder ? [] : replaceHolders(args, placeholder);
+                 length -= holders.length;
 
-             if (selector.trim().length) {
-               // remove the first comma
-               selector = selector.slice(1);
+                 if (length < arity) {
+                   return createRecurry(func, bitmask, createHybrid, wrapper.placeholder, undefined$1, args, holders, undefined$1, undefined$1, arity - length);
+                 }
 
-               _selection.selectAll(selector).classed(suppressed ? 'hover-suppressed' : 'hover', true);
+                 var fn = this && this !== root && this instanceof wrapper ? Ctor : func;
+                 return apply(fn, this, args);
+               }
+
+               return wrapper;
              }
+             /**
+              * Creates a `_.find` or `_.findLast` function.
+              *
+              * @private
+              * @param {Function} findIndexFunc The function to find the collection index.
+              * @returns {Function} Returns the new find function.
+              */
 
-             dispatch$1.call('hover', this, !suppressed && targets);
-           }
-         }
 
-         behavior.off = function (selection) {
-           selection.selectAll('.hover').classed('hover', false);
-           selection.selectAll('.hover-suppressed').classed('hover-suppressed', false);
-           selection.classed('hover-disabled', false);
-           selection.on(_pointerPrefix + 'over.hover', null).on(_pointerPrefix + 'out.hover', null).on(_pointerPrefix + 'down.hover', null);
-           select(window).on(_pointerPrefix + 'up.hover pointercancel.hover', null, true).on('keydown.hover', null).on('keyup.hover', null);
-         };
+             function createFind(findIndexFunc) {
+               return function (collection, predicate, fromIndex) {
+                 var iterable = Object(collection);
 
-         behavior.altDisables = function (val) {
-           if (!arguments.length) return _altDisables;
-           _altDisables = val;
-           return behavior;
-         };
+                 if (!isArrayLike(collection)) {
+                   var iteratee = getIteratee(predicate, 3);
+                   collection = keys(collection);
 
-         behavior.ignoreVertex = function (val) {
-           if (!arguments.length) return _ignoreVertex;
-           _ignoreVertex = val;
-           return behavior;
-         };
+                   predicate = function predicate(key) {
+                     return iteratee(iterable[key], key, iterable);
+                   };
+                 }
 
-         behavior.initialNodeID = function (nodeId) {
-           _initialNodeID = nodeId;
-           return behavior;
-         };
+                 var index = findIndexFunc(collection, predicate, fromIndex);
+                 return index > -1 ? iterable[iteratee ? collection[index] : index] : undefined$1;
+               };
+             }
+             /**
+              * Creates a `_.flow` or `_.flowRight` function.
+              *
+              * @private
+              * @param {boolean} [fromRight] Specify iterating from right to left.
+              * @returns {Function} Returns the new flow function.
+              */
 
-         return utilRebind(behavior, dispatch$1, 'on');
-       }
 
-       var _disableSpace = false;
-       var _lastSpace = null;
-       function behaviorDraw(context) {
-         var dispatch$1 = dispatch('move', 'down', 'downcancel', 'click', 'clickWay', 'clickNode', 'undo', 'cancel', 'finish');
-         var keybinding = utilKeybinding('draw');
+             function createFlow(fromRight) {
+               return flatRest(function (funcs) {
+                 var length = funcs.length,
+                     index = length,
+                     prereq = LodashWrapper.prototype.thru;
 
-         var _hover = behaviorHover(context).altDisables(true).ignoreVertex(true).on('hover', context.ui().sidebar.hover);
+                 if (fromRight) {
+                   funcs.reverse();
+                 }
 
-         var _edit = behaviorEdit(context);
+                 while (index--) {
+                   var func = funcs[index];
 
-         var _closeTolerance = 4;
-         var _tolerance = 12;
-         var _mouseLeave = false;
-         var _lastMouse = null;
+                   if (typeof func != 'function') {
+                     throw new TypeError(FUNC_ERROR_TEXT);
+                   }
 
-         var _lastPointerUpEvent;
+                   if (prereq && !wrapper && getFuncName(func) == 'wrapper') {
+                     var wrapper = new LodashWrapper([], true);
+                   }
+                 }
 
-         var _downPointer; // use pointer events on supported platforms; fallback to mouse events
+                 index = wrapper ? index : length;
 
+                 while (++index < length) {
+                   func = funcs[index];
+                   var funcName = getFuncName(func),
+                       data = funcName == 'wrapper' ? getData(func) : undefined$1;
 
-         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse'; // related code
-         // - `mode/drag_node.js` `datum()`
+                   if (data && isLaziable(data[0]) && data[1] == (WRAP_ARY_FLAG | WRAP_CURRY_FLAG | WRAP_PARTIAL_FLAG | WRAP_REARG_FLAG) && !data[4].length && data[9] == 1) {
+                     wrapper = wrapper[getFuncName(data[0])].apply(wrapper, data[3]);
+                   } else {
+                     wrapper = func.length == 1 && isLaziable(func) ? wrapper[funcName]() : wrapper.thru(func);
+                   }
+                 }
 
+                 return function () {
+                   var args = arguments,
+                       value = args[0];
 
-         function datum(d3_event) {
-           var mode = context.mode();
-           var isNote = mode && mode.id.indexOf('note') !== -1;
-           if (d3_event.altKey || isNote) return {};
-           var element;
+                   if (wrapper && args.length == 1 && isArray(value)) {
+                     return wrapper.plant(value).value();
+                   }
 
-           if (d3_event.type === 'keydown') {
-             element = _lastMouse && _lastMouse.target;
-           } else {
-             element = d3_event.target;
-           } // When drawing, snap only to touch targets..
-           // (this excludes area fills and active drawing elements)
+                   var index = 0,
+                       result = length ? funcs[index].apply(this, args) : value;
 
+                   while (++index < length) {
+                     result = funcs[index].call(this, result);
+                   }
 
-           var d = element.__data__;
-           return d && d.properties && d.properties.target ? d : {};
-         }
+                   return result;
+                 };
+               });
+             }
+             /**
+              * Creates a function that wraps `func` to invoke it with optional `this`
+              * binding of `thisArg`, partial application, and currying.
+              *
+              * @private
+              * @param {Function|string} func The function or method name to wrap.
+              * @param {number} bitmask The bitmask flags. See `createWrap` for more details.
+              * @param {*} [thisArg] The `this` binding of `func`.
+              * @param {Array} [partials] The arguments to prepend to those provided to
+              *  the new function.
+              * @param {Array} [holders] The `partials` placeholder indexes.
+              * @param {Array} [partialsRight] The arguments to append to those provided
+              *  to the new function.
+              * @param {Array} [holdersRight] The `partialsRight` placeholder indexes.
+              * @param {Array} [argPos] The argument positions of the new function.
+              * @param {number} [ary] The arity cap of `func`.
+              * @param {number} [arity] The arity of `func`.
+              * @returns {Function} Returns the new wrapped function.
+              */
 
-         function pointerdown(d3_event) {
-           if (_downPointer) return;
-           var pointerLocGetter = utilFastMouse(this);
-           _downPointer = {
-             id: d3_event.pointerId || 'mouse',
-             pointerLocGetter: pointerLocGetter,
-             downTime: +new Date(),
-             downLoc: pointerLocGetter(d3_event)
-           };
-           dispatch$1.call('down', this, d3_event, datum(d3_event));
-         }
 
-         function pointerup(d3_event) {
-           if (!_downPointer || _downPointer.id !== (d3_event.pointerId || 'mouse')) return;
-           var downPointer = _downPointer;
-           _downPointer = null;
-           _lastPointerUpEvent = d3_event;
-           if (downPointer.isCancelled) return;
-           var t2 = +new Date();
-           var p2 = downPointer.pointerLocGetter(d3_event);
-           var dist = geoVecLength(downPointer.downLoc, p2);
+             function createHybrid(func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity) {
+               var isAry = bitmask & WRAP_ARY_FLAG,
+                   isBind = bitmask & WRAP_BIND_FLAG,
+                   isBindKey = bitmask & WRAP_BIND_KEY_FLAG,
+                   isCurried = bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG),
+                   isFlip = bitmask & WRAP_FLIP_FLAG,
+                   Ctor = isBindKey ? undefined$1 : createCtor(func);
 
-           if (dist < _closeTolerance || dist < _tolerance && t2 - downPointer.downTime < 500) {
-             // Prevent a quick second click
-             select(window).on('click.draw-block', function () {
-               d3_event.stopPropagation();
-             }, true);
-             context.map().dblclickZoomEnable(false);
-             window.setTimeout(function () {
-               context.map().dblclickZoomEnable(true);
-               select(window).on('click.draw-block', null);
-             }, 500);
-             click(d3_event, p2);
-           }
-         }
+               function wrapper() {
+                 var length = arguments.length,
+                     args = Array(length),
+                     index = length;
 
-         function pointermove(d3_event) {
-           if (_downPointer && _downPointer.id === (d3_event.pointerId || 'mouse') && !_downPointer.isCancelled) {
-             var p2 = _downPointer.pointerLocGetter(d3_event);
+                 while (index--) {
+                   args[index] = arguments[index];
+                 }
 
-             var dist = geoVecLength(_downPointer.downLoc, p2);
+                 if (isCurried) {
+                   var placeholder = getHolder(wrapper),
+                       holdersCount = countHolders(args, placeholder);
+                 }
 
-             if (dist >= _closeTolerance) {
-               _downPointer.isCancelled = true;
-               dispatch$1.call('downcancel', this);
-             }
-           }
+                 if (partials) {
+                   args = composeArgs(args, partials, holders, isCurried);
+                 }
 
-           if (d3_event.pointerType && d3_event.pointerType !== 'mouse' || d3_event.buttons || _downPointer) return; // HACK: Mobile Safari likes to send one or more `mouse` type pointermove
-           // events immediately after non-mouse pointerup events; detect and ignore them.
+                 if (partialsRight) {
+                   args = composeArgsRight(args, partialsRight, holdersRight, isCurried);
+                 }
 
-           if (_lastPointerUpEvent && _lastPointerUpEvent.pointerType !== 'mouse' && d3_event.timeStamp - _lastPointerUpEvent.timeStamp < 100) return;
-           _lastMouse = d3_event;
-           dispatch$1.call('move', this, d3_event, datum(d3_event));
-         }
+                 length -= holdersCount;
 
-         function pointercancel(d3_event) {
-           if (_downPointer && _downPointer.id === (d3_event.pointerId || 'mouse')) {
-             if (!_downPointer.isCancelled) {
-               dispatch$1.call('downcancel', this);
-             }
+                 if (isCurried && length < arity) {
+                   var newHolders = replaceHolders(args, placeholder);
+                   return createRecurry(func, bitmask, createHybrid, wrapper.placeholder, thisArg, args, newHolders, argPos, ary, arity - length);
+                 }
 
-             _downPointer = null;
-           }
-         }
+                 var thisBinding = isBind ? thisArg : this,
+                     fn = isBindKey ? thisBinding[func] : func;
+                 length = args.length;
 
-         function mouseenter() {
-           _mouseLeave = false;
-         }
+                 if (argPos) {
+                   args = reorder(args, argPos);
+                 } else if (isFlip && length > 1) {
+                   args.reverse();
+                 }
 
-         function mouseleave() {
-           _mouseLeave = true;
-         }
+                 if (isAry && ary < length) {
+                   args.length = ary;
+                 }
 
-         function allowsVertex(d) {
-           return d.geometry(context.graph()) === 'vertex' || _mainPresetIndex.allowsVertex(d, context.graph());
-         } // related code
-         // - `mode/drag_node.js`     `doMove()`
-         // - `behavior/draw.js`      `click()`
-         // - `behavior/draw_way.js`  `move()`
+                 if (this && this !== root && this instanceof wrapper) {
+                   fn = Ctor || createCtor(fn);
+                 }
 
+                 return fn.apply(thisBinding, args);
+               }
 
-         function click(d3_event, loc) {
-           var d = datum(d3_event);
-           var target = d && d.properties && d.properties.entity;
-           var mode = context.mode();
+               return wrapper;
+             }
+             /**
+              * Creates a function like `_.invertBy`.
+              *
+              * @private
+              * @param {Function} setter The function to set accumulator values.
+              * @param {Function} toIteratee The function to resolve iteratees.
+              * @returns {Function} Returns the new inverter function.
+              */
 
-           if (target && target.type === 'node' && allowsVertex(target)) {
-             // Snap to a node
-             dispatch$1.call('clickNode', this, target, d);
-             return;
-           } else if (target && target.type === 'way' && (mode.id !== 'add-point' || mode.preset.matchGeometry('vertex'))) {
-             // Snap to a way
-             var choice = geoChooseEdge(context.graph().childNodes(target), loc, context.projection, context.activeID());
 
-             if (choice) {
-               var edge = [target.nodes[choice.index - 1], target.nodes[choice.index]];
-               dispatch$1.call('clickWay', this, choice.loc, edge, d);
-               return;
+             function createInverter(setter, toIteratee) {
+               return function (object, iteratee) {
+                 return baseInverter(object, setter, toIteratee(iteratee), {});
+               };
              }
-           } else if (mode.id !== 'add-point' || mode.preset.matchGeometry('point')) {
-             var locLatLng = context.projection.invert(loc);
-             dispatch$1.call('click', this, locLatLng, d);
-           }
-         } // treat a spacebar press like a click
+             /**
+              * Creates a function that performs a mathematical operation on two values.
+              *
+              * @private
+              * @param {Function} operator The function to perform the operation.
+              * @param {number} [defaultValue] The value used for `undefined` arguments.
+              * @returns {Function} Returns the new mathematical operation function.
+              */
 
 
-         function space(d3_event) {
-           d3_event.preventDefault();
-           d3_event.stopPropagation();
-           var currSpace = context.map().mouse();
+             function createMathOperation(operator, defaultValue) {
+               return function (value, other) {
+                 var result;
 
-           if (_disableSpace && _lastSpace) {
-             var dist = geoVecLength(_lastSpace, currSpace);
+                 if (value === undefined$1 && other === undefined$1) {
+                   return defaultValue;
+                 }
 
-             if (dist > _tolerance) {
-               _disableSpace = false;
-             }
-           }
+                 if (value !== undefined$1) {
+                   result = value;
+                 }
 
-           if (_disableSpace || _mouseLeave || !_lastMouse) return; // user must move mouse or release space bar to allow another click
+                 if (other !== undefined$1) {
+                   if (result === undefined$1) {
+                     return other;
+                   }
 
-           _lastSpace = currSpace;
-           _disableSpace = true;
-           select(window).on('keyup.space-block', function () {
-             d3_event.preventDefault();
-             d3_event.stopPropagation();
-             _disableSpace = false;
-             select(window).on('keyup.space-block', null);
-           }); // get the current mouse position
+                   if (typeof value == 'string' || typeof other == 'string') {
+                     value = baseToString(value);
+                     other = baseToString(other);
+                   } else {
+                     value = baseToNumber(value);
+                     other = baseToNumber(other);
+                   }
 
-           var loc = context.map().mouse() || // or the map center if the mouse has never entered the map
-           context.projection(context.map().center());
-           click(d3_event, loc);
-         }
+                   result = operator(value, other);
+                 }
 
-         function backspace(d3_event) {
-           d3_event.preventDefault();
-           dispatch$1.call('undo');
-         }
+                 return result;
+               };
+             }
+             /**
+              * Creates a function like `_.over`.
+              *
+              * @private
+              * @param {Function} arrayFunc The function to iterate over iteratees.
+              * @returns {Function} Returns the new over function.
+              */
 
-         function del(d3_event) {
-           d3_event.preventDefault();
-           dispatch$1.call('cancel');
-         }
 
-         function ret(d3_event) {
-           d3_event.preventDefault();
-           dispatch$1.call('finish');
-         }
+             function createOver(arrayFunc) {
+               return flatRest(function (iteratees) {
+                 iteratees = arrayMap(iteratees, baseUnary(getIteratee()));
+                 return baseRest(function (args) {
+                   var thisArg = this;
+                   return arrayFunc(iteratees, function (iteratee) {
+                     return apply(iteratee, thisArg, args);
+                   });
+                 });
+               });
+             }
+             /**
+              * Creates the padding for `string` based on `length`. The `chars` string
+              * is truncated if the number of characters exceeds `length`.
+              *
+              * @private
+              * @param {number} length The padding length.
+              * @param {string} [chars=' '] The string used as padding.
+              * @returns {string} Returns the padding for `string`.
+              */
 
-         function behavior(selection) {
-           context.install(_hover);
-           context.install(_edit);
-           _downPointer = null;
-           keybinding.on('⌫', backspace).on('⌦', del).on('⎋', ret).on('↩', ret).on('space', space).on('⌥space', space);
-           selection.on('mouseenter.draw', mouseenter).on('mouseleave.draw', mouseleave).on(_pointerPrefix + 'down.draw', pointerdown).on(_pointerPrefix + 'move.draw', pointermove);
-           select(window).on(_pointerPrefix + 'up.draw', pointerup, true).on('pointercancel.draw', pointercancel, true);
-           select(document).call(keybinding);
-           return behavior;
-         }
 
-         behavior.off = function (selection) {
-           context.ui().sidebar.hover.cancel();
-           context.uninstall(_hover);
-           context.uninstall(_edit);
-           selection.on('mouseenter.draw', null).on('mouseleave.draw', null).on(_pointerPrefix + 'down.draw', null).on(_pointerPrefix + 'move.draw', null);
-           select(window).on(_pointerPrefix + 'up.draw', null).on('pointercancel.draw', null); // note: keyup.space-block, click.draw-block should remain
+             function createPadding(length, chars) {
+               chars = chars === undefined$1 ? ' ' : baseToString(chars);
+               var charsLength = chars.length;
 
-           select(document).call(keybinding.unbind);
-         };
+               if (charsLength < 2) {
+                 return charsLength ? baseRepeat(chars, length) : chars;
+               }
 
-         behavior.hover = function () {
-           return _hover;
-         };
+               var result = baseRepeat(chars, nativeCeil(length / stringSize(chars)));
+               return hasUnicode(chars) ? castSlice(stringToArray(result), 0, length).join('') : result.slice(0, length);
+             }
+             /**
+              * Creates a function that wraps `func` to invoke it with the `this` binding
+              * of `thisArg` and `partials` prepended to the arguments it receives.
+              *
+              * @private
+              * @param {Function} func The function to wrap.
+              * @param {number} bitmask The bitmask flags. See `createWrap` for more details.
+              * @param {*} thisArg The `this` binding of `func`.
+              * @param {Array} partials The arguments to prepend to those provided to
+              *  the new function.
+              * @returns {Function} Returns the new wrapped function.
+              */
 
-         return utilRebind(behavior, dispatch$1, 'on');
-       }
 
-       function initRange(domain, range) {
-         switch (arguments.length) {
-           case 0:
-             break;
+             function createPartial(func, bitmask, thisArg, partials) {
+               var isBind = bitmask & WRAP_BIND_FLAG,
+                   Ctor = createCtor(func);
 
-           case 1:
-             this.range(domain);
-             break;
+               function wrapper() {
+                 var argsIndex = -1,
+                     argsLength = arguments.length,
+                     leftIndex = -1,
+                     leftLength = partials.length,
+                     args = Array(leftLength + argsLength),
+                     fn = this && this !== root && this instanceof wrapper ? Ctor : func;
 
-           default:
-             this.range(range).domain(domain);
-             break;
-         }
+                 while (++leftIndex < leftLength) {
+                   args[leftIndex] = partials[leftIndex];
+                 }
 
-         return this;
-       }
+                 while (argsLength--) {
+                   args[leftIndex++] = arguments[++argsIndex];
+                 }
 
-       function constants(x) {
-         return function () {
-           return x;
-         };
-       }
+                 return apply(fn, isBind ? thisArg : this, args);
+               }
 
-       function number$1(x) {
-         return +x;
-       }
+               return wrapper;
+             }
+             /**
+              * Creates a `_.range` or `_.rangeRight` function.
+              *
+              * @private
+              * @param {boolean} [fromRight] Specify iterating from right to left.
+              * @returns {Function} Returns the new range function.
+              */
 
-       var unit = [0, 1];
-       function identity$3(x) {
-         return x;
-       }
 
-       function normalize$1(a, b) {
-         return (b -= a = +a) ? function (x) {
-           return (x - a) / b;
-         } : constants(isNaN(b) ? NaN : 0.5);
-       }
+             function createRange(fromRight) {
+               return function (start, end, step) {
+                 if (step && typeof step != 'number' && isIterateeCall(start, end, step)) {
+                   end = step = undefined$1;
+                 } // Ensure the sign of `-0` is preserved.
 
-       function clamper(a, b) {
-         var t;
-         if (a > b) t = a, a = b, b = t;
-         return function (x) {
-           return Math.max(a, Math.min(b, x));
-         };
-       } // normalize(a, b)(x) takes a domain value x in [a,b] and returns the corresponding parameter t in [0,1].
-       // interpolate(a, b)(t) takes a parameter t in [0,1] and returns the corresponding range value x in [a,b].
 
+                 start = toFinite(start);
 
-       function bimap(domain, range, interpolate) {
-         var d0 = domain[0],
-             d1 = domain[1],
-             r0 = range[0],
-             r1 = range[1];
-         if (d1 < d0) d0 = normalize$1(d1, d0), r0 = interpolate(r1, r0);else d0 = normalize$1(d0, d1), r0 = interpolate(r0, r1);
-         return function (x) {
-           return r0(d0(x));
-         };
-       }
+                 if (end === undefined$1) {
+                   end = start;
+                   start = 0;
+                 } else {
+                   end = toFinite(end);
+                 }
 
-       function polymap(domain, range, interpolate) {
-         var j = Math.min(domain.length, range.length) - 1,
-             d = new Array(j),
-             r = new Array(j),
-             i = -1; // Reverse descending domains.
+                 step = step === undefined$1 ? start < end ? 1 : -1 : toFinite(step);
+                 return baseRange(start, end, step, fromRight);
+               };
+             }
+             /**
+              * Creates a function that performs a relational operation on two values.
+              *
+              * @private
+              * @param {Function} operator The function to perform the operation.
+              * @returns {Function} Returns the new relational operation function.
+              */
 
-         if (domain[j] < domain[0]) {
-           domain = domain.slice().reverse();
-           range = range.slice().reverse();
-         }
 
-         while (++i < j) {
-           d[i] = normalize$1(domain[i], domain[i + 1]);
-           r[i] = interpolate(range[i], range[i + 1]);
-         }
+             function createRelationalOperation(operator) {
+               return function (value, other) {
+                 if (!(typeof value == 'string' && typeof other == 'string')) {
+                   value = toNumber(value);
+                   other = toNumber(other);
+                 }
 
-         return function (x) {
-           var i = bisectRight(domain, x, 1, j) - 1;
-           return r[i](d[i](x));
-         };
-       }
+                 return operator(value, other);
+               };
+             }
+             /**
+              * Creates a function that wraps `func` to continue currying.
+              *
+              * @private
+              * @param {Function} func The function to wrap.
+              * @param {number} bitmask The bitmask flags. See `createWrap` for more details.
+              * @param {Function} wrapFunc The function to create the `func` wrapper.
+              * @param {*} placeholder The placeholder value.
+              * @param {*} [thisArg] The `this` binding of `func`.
+              * @param {Array} [partials] The arguments to prepend to those provided to
+              *  the new function.
+              * @param {Array} [holders] The `partials` placeholder indexes.
+              * @param {Array} [argPos] The argument positions of the new function.
+              * @param {number} [ary] The arity cap of `func`.
+              * @param {number} [arity] The arity of `func`.
+              * @returns {Function} Returns the new wrapped function.
+              */
 
-       function copy(source, target) {
-         return target.domain(source.domain()).range(source.range()).interpolate(source.interpolate()).clamp(source.clamp()).unknown(source.unknown());
-       }
-       function transformer$1() {
-         var domain = unit,
-             range = unit,
-             interpolate$1 = interpolate,
-             transform,
-             untransform,
-             unknown,
-             clamp = identity$3,
-             piecewise,
-             output,
-             input;
 
-         function rescale() {
-           var n = Math.min(domain.length, range.length);
-           if (clamp !== identity$3) clamp = clamper(domain[0], domain[n - 1]);
-           piecewise = n > 2 ? polymap : bimap;
-           output = input = null;
-           return scale;
-         }
+             function createRecurry(func, bitmask, wrapFunc, placeholder, thisArg, partials, holders, argPos, ary, arity) {
+               var isCurry = bitmask & WRAP_CURRY_FLAG,
+                   newHolders = isCurry ? holders : undefined$1,
+                   newHoldersRight = isCurry ? undefined$1 : holders,
+                   newPartials = isCurry ? partials : undefined$1,
+                   newPartialsRight = isCurry ? undefined$1 : partials;
+               bitmask |= isCurry ? WRAP_PARTIAL_FLAG : WRAP_PARTIAL_RIGHT_FLAG;
+               bitmask &= ~(isCurry ? WRAP_PARTIAL_RIGHT_FLAG : WRAP_PARTIAL_FLAG);
+
+               if (!(bitmask & WRAP_CURRY_BOUND_FLAG)) {
+                 bitmask &= ~(WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG);
+               }
+
+               var newData = [func, bitmask, thisArg, newPartials, newHolders, newPartialsRight, newHoldersRight, argPos, ary, arity];
+               var result = wrapFunc.apply(undefined$1, newData);
 
-         function scale(x) {
-           return isNaN(x = +x) ? unknown : (output || (output = piecewise(domain.map(transform), range, interpolate$1)))(transform(clamp(x)));
-         }
+               if (isLaziable(func)) {
+                 setData(result, newData);
+               }
 
-         scale.invert = function (y) {
-           return clamp(untransform((input || (input = piecewise(range, domain.map(transform), d3_interpolateNumber)))(y)));
-         };
+               result.placeholder = placeholder;
+               return setWrapToString(result, func, bitmask);
+             }
+             /**
+              * Creates a function like `_.round`.
+              *
+              * @private
+              * @param {string} methodName The name of the `Math` method to use when rounding.
+              * @returns {Function} Returns the new round function.
+              */
 
-         scale.domain = function (_) {
-           return arguments.length ? (domain = Array.from(_, number$1), rescale()) : domain.slice();
-         };
 
-         scale.range = function (_) {
-           return arguments.length ? (range = Array.from(_), rescale()) : range.slice();
-         };
+             function createRound(methodName) {
+               var func = Math[methodName];
+               return function (number, precision) {
+                 number = toNumber(number);
+                 precision = precision == null ? 0 : nativeMin(toInteger(precision), 292);
 
-         scale.rangeRound = function (_) {
-           return range = Array.from(_), interpolate$1 = interpolateRound, rescale();
-         };
+                 if (precision && nativeIsFinite(number)) {
+                   // Shift with exponential notation to avoid floating-point issues.
+                   // See [MDN](https://mdn.io/round#Examples) for more details.
+                   var pair = (toString(number) + 'e').split('e'),
+                       value = func(pair[0] + 'e' + (+pair[1] + precision));
+                   pair = (toString(value) + 'e').split('e');
+                   return +(pair[0] + 'e' + (+pair[1] - precision));
+                 }
 
-         scale.clamp = function (_) {
-           return arguments.length ? (clamp = _ ? true : identity$3, rescale()) : clamp !== identity$3;
-         };
+                 return func(number);
+               };
+             }
+             /**
+              * Creates a set object of `values`.
+              *
+              * @private
+              * @param {Array} values The values to add to the set.
+              * @returns {Object} Returns the new set.
+              */
 
-         scale.interpolate = function (_) {
-           return arguments.length ? (interpolate$1 = _, rescale()) : interpolate$1;
-         };
 
-         scale.unknown = function (_) {
-           return arguments.length ? (unknown = _, scale) : unknown;
-         };
+             var createSet = !(Set && 1 / setToArray(new Set([, -0]))[1] == INFINITY) ? noop : function (values) {
+               return new Set(values);
+             };
+             /**
+              * Creates a `_.toPairs` or `_.toPairsIn` function.
+              *
+              * @private
+              * @param {Function} keysFunc The function to get the keys of a given object.
+              * @returns {Function} Returns the new pairs function.
+              */
 
-         return function (t, u) {
-           transform = t, untransform = u;
-           return rescale();
-         };
-       }
-       function continuous() {
-         return transformer$1()(identity$3, identity$3);
-       }
+             function createToPairs(keysFunc) {
+               return function (object) {
+                 var tag = getTag(object);
 
-       function formatDecimal (x) {
-         return Math.abs(x = Math.round(x)) >= 1e21 ? x.toLocaleString("en").replace(/,/g, "") : x.toString(10);
-       } // Computes the decimal coefficient and exponent of the specified number x with
-       // significant digits p, where x is positive and p is in [1, 21] or undefined.
-       // For example, formatDecimalParts(1.23) returns ["123", 0].
+                 if (tag == mapTag) {
+                   return mapToArray(object);
+                 }
 
-       function formatDecimalParts(x, p) {
-         if ((i = (x = p ? x.toExponential(p - 1) : x.toExponential()).indexOf("e")) < 0) return null; // NaN, ±Infinity
+                 if (tag == setTag) {
+                   return setToPairs(object);
+                 }
 
-         var i,
-             coefficient = x.slice(0, i); // The string returned by toExponential either has the form \d\.\d+e[-+]\d+
-         // (e.g., 1.2e+3) or the form \de[-+]\d+ (e.g., 1e+3).
+                 return baseToPairs(object, keysFunc(object));
+               };
+             }
+             /**
+              * Creates a function that either curries or invokes `func` with optional
+              * `this` binding and partially applied arguments.
+              *
+              * @private
+              * @param {Function|string} func The function or method name to wrap.
+              * @param {number} bitmask The bitmask flags.
+              *    1 - `_.bind`
+              *    2 - `_.bindKey`
+              *    4 - `_.curry` or `_.curryRight` of a bound function
+              *    8 - `_.curry`
+              *   16 - `_.curryRight`
+              *   32 - `_.partial`
+              *   64 - `_.partialRight`
+              *  128 - `_.rearg`
+              *  256 - `_.ary`
+              *  512 - `_.flip`
+              * @param {*} [thisArg] The `this` binding of `func`.
+              * @param {Array} [partials] The arguments to be partially applied.
+              * @param {Array} [holders] The `partials` placeholder indexes.
+              * @param {Array} [argPos] The argument positions of the new function.
+              * @param {number} [ary] The arity cap of `func`.
+              * @param {number} [arity] The arity of `func`.
+              * @returns {Function} Returns the new wrapped function.
+              */
 
-         return [coefficient.length > 1 ? coefficient[0] + coefficient.slice(2) : coefficient, +x.slice(i + 1)];
-       }
 
-       function exponent (x) {
-         return x = formatDecimalParts(Math.abs(x)), x ? x[1] : NaN;
-       }
+             function createWrap(func, bitmask, thisArg, partials, holders, argPos, ary, arity) {
+               var isBindKey = bitmask & WRAP_BIND_KEY_FLAG;
 
-       function formatGroup (grouping, thousands) {
-         return function (value, width) {
-           var i = value.length,
-               t = [],
-               j = 0,
-               g = grouping[0],
-               length = 0;
+               if (!isBindKey && typeof func != 'function') {
+                 throw new TypeError(FUNC_ERROR_TEXT);
+               }
 
-           while (i > 0 && g > 0) {
-             if (length + g + 1 > width) g = Math.max(1, width - length);
-             t.push(value.substring(i -= g, i + g));
-             if ((length += g + 1) > width) break;
-             g = grouping[j = (j + 1) % grouping.length];
-           }
+               var length = partials ? partials.length : 0;
 
-           return t.reverse().join(thousands);
-         };
-       }
+               if (!length) {
+                 bitmask &= ~(WRAP_PARTIAL_FLAG | WRAP_PARTIAL_RIGHT_FLAG);
+                 partials = holders = undefined$1;
+               }
 
-       function formatNumerals (numerals) {
-         return function (value) {
-           return value.replace(/[0-9]/g, function (i) {
-             return numerals[+i];
-           });
-         };
-       }
+               ary = ary === undefined$1 ? ary : nativeMax(toInteger(ary), 0);
+               arity = arity === undefined$1 ? arity : toInteger(arity);
+               length -= holders ? holders.length : 0;
 
-       // [[fill]align][sign][symbol][0][width][,][.precision][~][type]
-       var re = /^(?:(.)?([<>=^]))?([+\-( ])?([$#])?(0)?(\d+)?(,)?(\.\d+)?(~)?([a-z%])?$/i;
-       function formatSpecifier(specifier) {
-         if (!(match = re.exec(specifier))) throw new Error("invalid format: " + specifier);
-         var match;
-         return new FormatSpecifier({
-           fill: match[1],
-           align: match[2],
-           sign: match[3],
-           symbol: match[4],
-           zero: match[5],
-           width: match[6],
-           comma: match[7],
-           precision: match[8] && match[8].slice(1),
-           trim: match[9],
-           type: match[10]
-         });
-       }
-       formatSpecifier.prototype = FormatSpecifier.prototype; // instanceof
+               if (bitmask & WRAP_PARTIAL_RIGHT_FLAG) {
+                 var partialsRight = partials,
+                     holdersRight = holders;
+                 partials = holders = undefined$1;
+               }
 
-       function FormatSpecifier(specifier) {
-         this.fill = specifier.fill === undefined ? " " : specifier.fill + "";
-         this.align = specifier.align === undefined ? ">" : specifier.align + "";
-         this.sign = specifier.sign === undefined ? "-" : specifier.sign + "";
-         this.symbol = specifier.symbol === undefined ? "" : specifier.symbol + "";
-         this.zero = !!specifier.zero;
-         this.width = specifier.width === undefined ? undefined : +specifier.width;
-         this.comma = !!specifier.comma;
-         this.precision = specifier.precision === undefined ? undefined : +specifier.precision;
-         this.trim = !!specifier.trim;
-         this.type = specifier.type === undefined ? "" : specifier.type + "";
-       }
+               var data = isBindKey ? undefined$1 : getData(func);
+               var newData = [func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity];
 
-       FormatSpecifier.prototype.toString = function () {
-         return this.fill + this.align + this.sign + this.symbol + (this.zero ? "0" : "") + (this.width === undefined ? "" : Math.max(1, this.width | 0)) + (this.comma ? "," : "") + (this.precision === undefined ? "" : "." + Math.max(0, this.precision | 0)) + (this.trim ? "~" : "") + this.type;
-       };
+               if (data) {
+                 mergeData(newData, data);
+               }
 
-       // Trims insignificant zeros, e.g., replaces 1.2000k with 1.2k.
-       function formatTrim (s) {
-         out: for (var n = s.length, i = 1, i0 = -1, i1; i < n; ++i) {
-           switch (s[i]) {
-             case ".":
-               i0 = i1 = i;
-               break;
+               func = newData[0];
+               bitmask = newData[1];
+               thisArg = newData[2];
+               partials = newData[3];
+               holders = newData[4];
+               arity = newData[9] = newData[9] === undefined$1 ? isBindKey ? 0 : func.length : nativeMax(newData[9] - length, 0);
 
-             case "0":
-               if (i0 === 0) i0 = i;
-               i1 = i;
-               break;
+               if (!arity && bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG)) {
+                 bitmask &= ~(WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG);
+               }
 
-             default:
-               if (!+s[i]) break out;
-               if (i0 > 0) i0 = 0;
-               break;
-           }
-         }
+               if (!bitmask || bitmask == WRAP_BIND_FLAG) {
+                 var result = createBind(func, bitmask, thisArg);
+               } else if (bitmask == WRAP_CURRY_FLAG || bitmask == WRAP_CURRY_RIGHT_FLAG) {
+                 result = createCurry(func, bitmask, arity);
+               } else if ((bitmask == WRAP_PARTIAL_FLAG || bitmask == (WRAP_BIND_FLAG | WRAP_PARTIAL_FLAG)) && !holders.length) {
+                 result = createPartial(func, bitmask, thisArg, partials);
+               } else {
+                 result = createHybrid.apply(undefined$1, newData);
+               }
 
-         return i0 > 0 ? s.slice(0, i0) + s.slice(i1 + 1) : s;
-       }
+               var setter = data ? baseSetData : setData;
+               return setWrapToString(setter(result, newData), func, bitmask);
+             }
+             /**
+              * Used by `_.defaults` to customize its `_.assignIn` use to assign properties
+              * of source objects to the destination object for all destination properties
+              * that resolve to `undefined`.
+              *
+              * @private
+              * @param {*} objValue The destination value.
+              * @param {*} srcValue The source value.
+              * @param {string} key The key of the property to assign.
+              * @param {Object} object The parent object of `objValue`.
+              * @returns {*} Returns the value to assign.
+              */
 
-       // `thisNumberValue` abstract operation
-       // https://tc39.es/ecma262/#sec-thisnumbervalue
-       var thisNumberValue = function (value) {
-         if (typeof value != 'number' && classofRaw(value) != 'Number') {
-           throw TypeError('Incorrect invocation');
-         }
-         return +value;
-       };
 
-       // `String.prototype.repeat` method implementation
-       // https://tc39.es/ecma262/#sec-string.prototype.repeat
-       var stringRepeat = ''.repeat || function repeat(count) {
-         var str = String(requireObjectCoercible(this));
-         var result = '';
-         var n = toInteger(count);
-         if (n < 0 || n == Infinity) throw RangeError('Wrong number of repetitions');
-         for (;n > 0; (n >>>= 1) && (str += str)) if (n & 1) result += str;
-         return result;
-       };
+             function customDefaultsAssignIn(objValue, srcValue, key, object) {
+               if (objValue === undefined$1 || eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key)) {
+                 return srcValue;
+               }
 
-       var nativeToFixed = 1.0.toFixed;
-       var floor$6 = Math.floor;
+               return objValue;
+             }
+             /**
+              * Used by `_.defaultsDeep` to customize its `_.merge` use to merge source
+              * objects into destination objects that are passed thru.
+              *
+              * @private
+              * @param {*} objValue The destination value.
+              * @param {*} srcValue The source value.
+              * @param {string} key The key of the property to merge.
+              * @param {Object} object The parent object of `objValue`.
+              * @param {Object} source The parent object of `srcValue`.
+              * @param {Object} [stack] Tracks traversed source values and their merged
+              *  counterparts.
+              * @returns {*} Returns the value to assign.
+              */
 
-       var pow$2 = function (x, n, acc) {
-         return n === 0 ? acc : n % 2 === 1 ? pow$2(x, n - 1, acc * x) : pow$2(x * x, n / 2, acc);
-       };
 
-       var log$2 = function (x) {
-         var n = 0;
-         var x2 = x;
-         while (x2 >= 4096) {
-           n += 12;
-           x2 /= 4096;
-         }
-         while (x2 >= 2) {
-           n += 1;
-           x2 /= 2;
-         } return n;
-       };
+             function customDefaultsMerge(objValue, srcValue, key, object, source, stack) {
+               if (isObject(objValue) && isObject(srcValue)) {
+                 // Recursively merge objects and arrays (susceptible to call stack limits).
+                 stack.set(srcValue, objValue);
+                 baseMerge(objValue, srcValue, undefined$1, customDefaultsMerge, stack);
+                 stack['delete'](srcValue);
+               }
 
-       var multiply = function (data, n, c) {
-         var index = -1;
-         var c2 = c;
-         while (++index < 6) {
-           c2 += n * data[index];
-           data[index] = c2 % 1e7;
-           c2 = floor$6(c2 / 1e7);
-         }
-       };
+               return objValue;
+             }
+             /**
+              * Used by `_.omit` to customize its `_.cloneDeep` use to only clone plain
+              * objects.
+              *
+              * @private
+              * @param {*} value The value to inspect.
+              * @param {string} key The key of the property to inspect.
+              * @returns {*} Returns the uncloned value or `undefined` to defer cloning to `_.cloneDeep`.
+              */
 
-       var divide = function (data, n) {
-         var index = 6;
-         var c = 0;
-         while (--index >= 0) {
-           c += data[index];
-           data[index] = floor$6(c / n);
-           c = (c % n) * 1e7;
-         }
-       };
 
-       var dataToString = function (data) {
-         var index = 6;
-         var s = '';
-         while (--index >= 0) {
-           if (s !== '' || index === 0 || data[index] !== 0) {
-             var t = String(data[index]);
-             s = s === '' ? t : s + stringRepeat.call('0', 7 - t.length) + t;
-           }
-         } return s;
-       };
+             function customOmitClone(value) {
+               return isPlainObject(value) ? undefined$1 : value;
+             }
+             /**
+              * A specialized version of `baseIsEqualDeep` for arrays with support for
+              * partial deep comparisons.
+              *
+              * @private
+              * @param {Array} array The array to compare.
+              * @param {Array} other The other array to compare.
+              * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
+              * @param {Function} customizer The function to customize comparisons.
+              * @param {Function} equalFunc The function to determine equivalents of values.
+              * @param {Object} stack Tracks traversed `array` and `other` objects.
+              * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.
+              */
 
-       var FORCED$c = nativeToFixed && (
-         0.00008.toFixed(3) !== '0.000' ||
-         0.9.toFixed(0) !== '1' ||
-         1.255.toFixed(2) !== '1.25' ||
-         1000000000000000128.0.toFixed(0) !== '1000000000000000128'
-       ) || !fails(function () {
-         // V8 ~ Android 4.3-
-         nativeToFixed.call({});
-       });
 
-       // `Number.prototype.toFixed` method
-       // https://tc39.es/ecma262/#sec-number.prototype.tofixed
-       _export({ target: 'Number', proto: true, forced: FORCED$c }, {
-         toFixed: function toFixed(fractionDigits) {
-           var number = thisNumberValue(this);
-           var fractDigits = toInteger(fractionDigits);
-           var data = [0, 0, 0, 0, 0, 0];
-           var sign = '';
-           var result = '0';
-           var e, z, j, k;
+             function equalArrays(array, other, bitmask, customizer, equalFunc, stack) {
+               var isPartial = bitmask & COMPARE_PARTIAL_FLAG,
+                   arrLength = array.length,
+                   othLength = other.length;
 
-           if (fractDigits < 0 || fractDigits > 20) throw RangeError('Incorrect fraction digits');
-           // eslint-disable-next-line no-self-compare -- NaN check
-           if (number != number) return 'NaN';
-           if (number <= -1e21 || number >= 1e21) return String(number);
-           if (number < 0) {
-             sign = '-';
-             number = -number;
-           }
-           if (number > 1e-21) {
-             e = log$2(number * pow$2(2, 69, 1)) - 69;
-             z = e < 0 ? number * pow$2(2, -e, 1) : number / pow$2(2, e, 1);
-             z *= 0x10000000000000;
-             e = 52 - e;
-             if (e > 0) {
-               multiply(data, 0, z);
-               j = fractDigits;
-               while (j >= 7) {
-                 multiply(data, 1e7, 0);
-                 j -= 7;
-               }
-               multiply(data, pow$2(10, j, 1), 0);
-               j = e - 1;
-               while (j >= 23) {
-                 divide(data, 1 << 23);
-                 j -= 23;
+               if (arrLength != othLength && !(isPartial && othLength > arrLength)) {
+                 return false;
+               } // Check that cyclic values are equal.
+
+
+               var arrStacked = stack.get(array);
+               var othStacked = stack.get(other);
+
+               if (arrStacked && othStacked) {
+                 return arrStacked == other && othStacked == array;
                }
-               divide(data, 1 << j);
-               multiply(data, 1, 1);
-               divide(data, 2);
-               result = dataToString(data);
-             } else {
-               multiply(data, 0, z);
-               multiply(data, 1 << -e, 0);
-               result = dataToString(data) + stringRepeat.call('0', fractDigits);
-             }
-           }
-           if (fractDigits > 0) {
-             k = result.length;
-             result = sign + (k <= fractDigits
-               ? '0.' + stringRepeat.call('0', fractDigits - k) + result
-               : result.slice(0, k - fractDigits) + '.' + result.slice(k - fractDigits));
-           } else {
-             result = sign + result;
-           } return result;
-         }
-       });
 
-       var nativeToPrecision = 1.0.toPrecision;
+               var index = -1,
+                   result = true,
+                   seen = bitmask & COMPARE_UNORDERED_FLAG ? new SetCache() : undefined$1;
+               stack.set(array, other);
+               stack.set(other, array); // Ignore non-index properties.
 
-       var FORCED$d = fails(function () {
-         // IE7-
-         return nativeToPrecision.call(1, undefined) !== '1';
-       }) || !fails(function () {
-         // V8 ~ Android 4.3-
-         nativeToPrecision.call({});
-       });
+               while (++index < arrLength) {
+                 var arrValue = array[index],
+                     othValue = other[index];
 
-       // `Number.prototype.toPrecision` method
-       // https://tc39.es/ecma262/#sec-number.prototype.toprecision
-       _export({ target: 'Number', proto: true, forced: FORCED$d }, {
-         toPrecision: function toPrecision(precision) {
-           return precision === undefined
-             ? nativeToPrecision.call(thisNumberValue(this))
-             : nativeToPrecision.call(thisNumberValue(this), precision);
-         }
-       });
+                 if (customizer) {
+                   var compared = isPartial ? customizer(othValue, arrValue, index, other, array, stack) : customizer(arrValue, othValue, index, array, other, stack);
+                 }
 
-       var prefixExponent;
-       function formatPrefixAuto (x, p) {
-         var d = formatDecimalParts(x, p);
-         if (!d) return x + "";
-         var coefficient = d[0],
-             exponent = d[1],
-             i = exponent - (prefixExponent = Math.max(-8, Math.min(8, Math.floor(exponent / 3))) * 3) + 1,
-             n = coefficient.length;
-         return i === n ? coefficient : i > n ? coefficient + new Array(i - n + 1).join("0") : i > 0 ? coefficient.slice(0, i) + "." + coefficient.slice(i) : "0." + new Array(1 - i).join("0") + formatDecimalParts(x, Math.max(0, p + i - 1))[0]; // less than 1y!
-       }
+                 if (compared !== undefined$1) {
+                   if (compared) {
+                     continue;
+                   }
 
-       function formatRounded (x, p) {
-         var d = formatDecimalParts(x, p);
-         if (!d) return x + "";
-         var coefficient = d[0],
-             exponent = d[1];
-         return exponent < 0 ? "0." + new Array(-exponent).join("0") + coefficient : coefficient.length > exponent + 1 ? coefficient.slice(0, exponent + 1) + "." + coefficient.slice(exponent + 1) : coefficient + new Array(exponent - coefficient.length + 2).join("0");
-       }
+                   result = false;
+                   break;
+                 } // Recursively compare arrays (susceptible to call stack limits).
 
-       var formatTypes = {
-         "%": function _(x, p) {
-           return (x * 100).toFixed(p);
-         },
-         "b": function b(x) {
-           return Math.round(x).toString(2);
-         },
-         "c": function c(x) {
-           return x + "";
-         },
-         "d": formatDecimal,
-         "e": function e(x, p) {
-           return x.toExponential(p);
-         },
-         "f": function f(x, p) {
-           return x.toFixed(p);
-         },
-         "g": function g(x, p) {
-           return x.toPrecision(p);
-         },
-         "o": function o(x) {
-           return Math.round(x).toString(8);
-         },
-         "p": function p(x, _p) {
-           return formatRounded(x * 100, _p);
-         },
-         "r": formatRounded,
-         "s": formatPrefixAuto,
-         "X": function X(x) {
-           return Math.round(x).toString(16).toUpperCase();
-         },
-         "x": function x(_x) {
-           return Math.round(_x).toString(16);
-         }
-       };
 
-       function identity$4 (x) {
-         return x;
-       }
+                 if (seen) {
+                   if (!arraySome(other, function (othValue, othIndex) {
+                     if (!cacheHas(seen, othIndex) && (arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {
+                       return seen.push(othIndex);
+                     }
+                   })) {
+                     result = false;
+                     break;
+                   }
+                 } else if (!(arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {
+                   result = false;
+                   break;
+                 }
+               }
 
-       var map = Array.prototype.map,
-           prefixes = ["y", "z", "a", "f", "p", "n", "µ", "m", "", "k", "M", "G", "T", "P", "E", "Z", "Y"];
-       function formatLocale (locale) {
-         var group = locale.grouping === undefined || locale.thousands === undefined ? identity$4 : formatGroup(map.call(locale.grouping, Number), locale.thousands + ""),
-             currencyPrefix = locale.currency === undefined ? "" : locale.currency[0] + "",
-             currencySuffix = locale.currency === undefined ? "" : locale.currency[1] + "",
-             decimal = locale.decimal === undefined ? "." : locale.decimal + "",
-             numerals = locale.numerals === undefined ? identity$4 : formatNumerals(map.call(locale.numerals, String)),
-             percent = locale.percent === undefined ? "%" : locale.percent + "",
-             minus = locale.minus === undefined ? "−" : locale.minus + "",
-             nan = locale.nan === undefined ? "NaN" : locale.nan + "";
+               stack['delete'](array);
+               stack['delete'](other);
+               return result;
+             }
+             /**
+              * A specialized version of `baseIsEqualDeep` for comparing objects of
+              * the same `toStringTag`.
+              *
+              * **Note:** This function only supports comparing values with tags of
+              * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
+              *
+              * @private
+              * @param {Object} object The object to compare.
+              * @param {Object} other The other object to compare.
+              * @param {string} tag The `toStringTag` of the objects to compare.
+              * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
+              * @param {Function} customizer The function to customize comparisons.
+              * @param {Function} equalFunc The function to determine equivalents of values.
+              * @param {Object} stack Tracks traversed `object` and `other` objects.
+              * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
+              */
 
-         function newFormat(specifier) {
-           specifier = formatSpecifier(specifier);
-           var fill = specifier.fill,
-               align = specifier.align,
-               sign = specifier.sign,
-               symbol = specifier.symbol,
-               zero = specifier.zero,
-               width = specifier.width,
-               comma = specifier.comma,
-               precision = specifier.precision,
-               trim = specifier.trim,
-               type = specifier.type; // The "n" type is an alias for ",g".
 
-           if (type === "n") comma = true, type = "g"; // The "" type, and any invalid type, is an alias for ".12~g".
-           else if (!formatTypes[type]) precision === undefined && (precision = 12), trim = true, type = "g"; // If zero fill is specified, padding goes after sign and before digits.
+             function equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) {
+               switch (tag) {
+                 case dataViewTag:
+                   if (object.byteLength != other.byteLength || object.byteOffset != other.byteOffset) {
+                     return false;
+                   }
 
-           if (zero || fill === "0" && align === "=") zero = true, fill = "0", align = "="; // Compute the prefix and suffix.
-           // For SI-prefix, the suffix is lazily computed.
+                   object = object.buffer;
+                   other = other.buffer;
 
-           var prefix = symbol === "$" ? currencyPrefix : symbol === "#" && /[boxX]/.test(type) ? "0" + type.toLowerCase() : "",
-               suffix = symbol === "$" ? currencySuffix : /[%p]/.test(type) ? percent : ""; // What format function should we use?
-           // Is this an integer type?
-           // Can this type generate exponential notation?
+                 case arrayBufferTag:
+                   if (object.byteLength != other.byteLength || !equalFunc(new Uint8Array(object), new Uint8Array(other))) {
+                     return false;
+                   }
 
-           var formatType = formatTypes[type],
-               maybeSuffix = /[defgprs%]/.test(type); // Set the default precision if not specified,
-           // or clamp the specified precision to the supported range.
-           // For significant precision, it must be in [1, 21].
-           // For fixed precision, it must be in [0, 20].
+                   return true;
 
-           precision = precision === undefined ? 6 : /[gprs]/.test(type) ? Math.max(1, Math.min(21, precision)) : Math.max(0, Math.min(20, precision));
+                 case boolTag:
+                 case dateTag:
+                 case numberTag:
+                   // Coerce booleans to `1` or `0` and dates to milliseconds.
+                   // Invalid dates are coerced to `NaN`.
+                   return eq(+object, +other);
 
-           function format(value) {
-             var valuePrefix = prefix,
-                 valueSuffix = suffix,
-                 i,
-                 n,
-                 c;
+                 case errorTag:
+                   return object.name == other.name && object.message == other.message;
 
-             if (type === "c") {
-               valueSuffix = formatType(value) + valueSuffix;
-               value = "";
-             } else {
-               value = +value; // Determine the sign. -0 is not less than 0, but 1 / -0 is!
+                 case regexpTag:
+                 case stringTag:
+                   // Coerce regexes to strings and treat strings, primitives and objects,
+                   // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring
+                   // for more details.
+                   return object == other + '';
 
-               var valueNegative = value < 0 || 1 / value < 0; // Perform the initial formatting.
+                 case mapTag:
+                   var convert = mapToArray;
 
-               value = isNaN(value) ? nan : formatType(Math.abs(value), precision); // Trim insignificant zeros.
+                 case setTag:
+                   var isPartial = bitmask & COMPARE_PARTIAL_FLAG;
+                   convert || (convert = setToArray);
 
-               if (trim) value = formatTrim(value); // If a negative value rounds to zero after formatting, and no explicit positive sign is requested, hide the sign.
+                   if (object.size != other.size && !isPartial) {
+                     return false;
+                   } // Assume cyclic values are equal.
 
-               if (valueNegative && +value === 0 && sign !== "+") valueNegative = false; // Compute the prefix and suffix.
 
-               valuePrefix = (valueNegative ? sign === "(" ? sign : minus : sign === "-" || sign === "(" ? "" : sign) + valuePrefix;
-               valueSuffix = (type === "s" ? prefixes[8 + prefixExponent / 3] : "") + valueSuffix + (valueNegative && sign === "(" ? ")" : ""); // Break the formatted value into the integer “value” part that can be
-               // grouped, and fractional or exponential “suffix” part that is not.
+                   var stacked = stack.get(object);
 
-               if (maybeSuffix) {
-                 i = -1, n = value.length;
+                   if (stacked) {
+                     return stacked == other;
+                   }
 
-                 while (++i < n) {
-                   if (c = value.charCodeAt(i), 48 > c || c > 57) {
-                     valueSuffix = (c === 46 ? decimal + value.slice(i + 1) : value.slice(i)) + valueSuffix;
-                     value = value.slice(0, i);
-                     break;
+                   bitmask |= COMPARE_UNORDERED_FLAG; // Recursively compare objects (susceptible to call stack limits).
+
+                   stack.set(object, other);
+                   var result = equalArrays(convert(object), convert(other), bitmask, customizer, equalFunc, stack);
+                   stack['delete'](object);
+                   return result;
+
+                 case symbolTag:
+                   if (symbolValueOf) {
+                     return symbolValueOf.call(object) == symbolValueOf.call(other);
                    }
-                 }
+
                }
-             } // If the fill character is not "0", grouping is applied before padding.
 
+               return false;
+             }
+             /**
+              * A specialized version of `baseIsEqualDeep` for objects with support for
+              * partial deep comparisons.
+              *
+              * @private
+              * @param {Object} object The object to compare.
+              * @param {Object} other The other object to compare.
+              * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
+              * @param {Function} customizer The function to customize comparisons.
+              * @param {Function} equalFunc The function to determine equivalents of values.
+              * @param {Object} stack Tracks traversed `object` and `other` objects.
+              * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
+              */
 
-             if (comma && !zero) value = group(value, Infinity); // Compute the padding.
 
-             var length = valuePrefix.length + value.length + valueSuffix.length,
-                 padding = length < width ? new Array(width - length + 1).join(fill) : ""; // If the fill character is "0", grouping is applied after padding.
+             function equalObjects(object, other, bitmask, customizer, equalFunc, stack) {
+               var isPartial = bitmask & COMPARE_PARTIAL_FLAG,
+                   objProps = getAllKeys(object),
+                   objLength = objProps.length,
+                   othProps = getAllKeys(other),
+                   othLength = othProps.length;
 
-             if (comma && zero) value = group(padding + value, padding.length ? width - valueSuffix.length : Infinity), padding = ""; // Reconstruct the final output based on the desired alignment.
+               if (objLength != othLength && !isPartial) {
+                 return false;
+               }
 
-             switch (align) {
-               case "<":
-                 value = valuePrefix + value + valueSuffix + padding;
-                 break;
+               var index = objLength;
 
-               case "=":
-                 value = valuePrefix + padding + value + valueSuffix;
-                 break;
+               while (index--) {
+                 var key = objProps[index];
 
-               case "^":
-                 value = padding.slice(0, length = padding.length >> 1) + valuePrefix + value + valueSuffix + padding.slice(length);
-                 break;
+                 if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) {
+                   return false;
+                 }
+               } // Check that cyclic values are equal.
 
-               default:
-                 value = padding + valuePrefix + value + valueSuffix;
-                 break;
-             }
 
-             return numerals(value);
-           }
+               var objStacked = stack.get(object);
+               var othStacked = stack.get(other);
 
-           format.toString = function () {
-             return specifier + "";
-           };
+               if (objStacked && othStacked) {
+                 return objStacked == other && othStacked == object;
+               }
 
-           return format;
-         }
+               var result = true;
+               stack.set(object, other);
+               stack.set(other, object);
+               var skipCtor = isPartial;
 
-         function formatPrefix(specifier, value) {
-           var f = newFormat((specifier = formatSpecifier(specifier), specifier.type = "f", specifier)),
-               e = Math.max(-8, Math.min(8, Math.floor(exponent(value) / 3))) * 3,
-               k = Math.pow(10, -e),
-               prefix = prefixes[8 + e / 3];
-           return function (value) {
-             return f(k * value) + prefix;
-           };
-         }
+               while (++index < objLength) {
+                 key = objProps[index];
+                 var objValue = object[key],
+                     othValue = other[key];
 
-         return {
-           format: newFormat,
-           formatPrefix: formatPrefix
-         };
-       }
+                 if (customizer) {
+                   var compared = isPartial ? customizer(othValue, objValue, key, other, object, stack) : customizer(objValue, othValue, key, object, other, stack);
+                 } // Recursively compare objects (susceptible to call stack limits).
 
-       var locale;
-       var format;
-       var formatPrefix;
-       defaultLocale({
-         thousands: ",",
-         grouping: [3],
-         currency: ["$", ""]
-       });
-       function defaultLocale(definition) {
-         locale = formatLocale(definition);
-         format = locale.format;
-         formatPrefix = locale.formatPrefix;
-         return locale;
-       }
 
-       function precisionFixed (step) {
-         return Math.max(0, -exponent(Math.abs(step)));
-       }
+                 if (!(compared === undefined$1 ? objValue === othValue || equalFunc(objValue, othValue, bitmask, customizer, stack) : compared)) {
+                   result = false;
+                   break;
+                 }
 
-       function precisionPrefix (step, value) {
-         return Math.max(0, Math.max(-8, Math.min(8, Math.floor(exponent(value) / 3))) * 3 - exponent(Math.abs(step)));
-       }
+                 skipCtor || (skipCtor = key == 'constructor');
+               }
 
-       function precisionRound (step, max) {
-         step = Math.abs(step), max = Math.abs(max) - step;
-         return Math.max(0, exponent(max) - exponent(step)) + 1;
-       }
+               if (result && !skipCtor) {
+                 var objCtor = object.constructor,
+                     othCtor = other.constructor; // Non `Object` object instances with different constructors are not equal.
 
-       function tickFormat(start, stop, count, specifier) {
-         var step = tickStep(start, stop, count),
-             precision;
-         specifier = formatSpecifier(specifier == null ? ",f" : specifier);
+                 if (objCtor != othCtor && 'constructor' in object && 'constructor' in other && !(typeof objCtor == 'function' && objCtor instanceof objCtor && typeof othCtor == 'function' && othCtor instanceof othCtor)) {
+                   result = false;
+                 }
+               }
 
-         switch (specifier.type) {
-           case "s":
-             {
-               var value = Math.max(Math.abs(start), Math.abs(stop));
-               if (specifier.precision == null && !isNaN(precision = precisionPrefix(step, value))) specifier.precision = precision;
-               return formatPrefix(specifier, value);
+               stack['delete'](object);
+               stack['delete'](other);
+               return result;
+             }
+             /**
+              * A specialized version of `baseRest` which flattens the rest array.
+              *
+              * @private
+              * @param {Function} func The function to apply a rest parameter to.
+              * @returns {Function} Returns the new function.
+              */
+
+
+             function flatRest(func) {
+               return setToString(overRest(func, undefined$1, flatten), func + '');
              }
+             /**
+              * Creates an array of own enumerable property names and symbols of `object`.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the array of property names and symbols.
+              */
 
-           case "":
-           case "e":
-           case "g":
-           case "p":
-           case "r":
-             {
-               if (specifier.precision == null && !isNaN(precision = precisionRound(step, Math.max(Math.abs(start), Math.abs(stop))))) specifier.precision = precision - (specifier.type === "e");
-               break;
+
+             function getAllKeys(object) {
+               return baseGetAllKeys(object, keys, getSymbols);
              }
+             /**
+              * Creates an array of own and inherited enumerable property names and
+              * symbols of `object`.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the array of property names and symbols.
+              */
 
-           case "f":
-           case "%":
-             {
-               if (specifier.precision == null && !isNaN(precision = precisionFixed(step))) specifier.precision = precision - (specifier.type === "%") * 2;
-               break;
+
+             function getAllKeysIn(object) {
+               return baseGetAllKeys(object, keysIn, getSymbolsIn);
              }
-         }
+             /**
+              * Gets metadata for `func`.
+              *
+              * @private
+              * @param {Function} func The function to query.
+              * @returns {*} Returns the metadata for `func`.
+              */
 
-         return format(specifier);
-       }
 
-       function linearish(scale) {
-         var domain = scale.domain;
+             var getData = !metaMap ? noop : function (func) {
+               return metaMap.get(func);
+             };
+             /**
+              * Gets the name of `func`.
+              *
+              * @private
+              * @param {Function} func The function to query.
+              * @returns {string} Returns the function name.
+              */
 
-         scale.ticks = function (count) {
-           var d = domain();
-           return ticks(d[0], d[d.length - 1], count == null ? 10 : count);
-         };
+             function getFuncName(func) {
+               var result = func.name + '',
+                   array = realNames[result],
+                   length = hasOwnProperty.call(realNames, result) ? array.length : 0;
 
-         scale.tickFormat = function (count, specifier) {
-           var d = domain();
-           return tickFormat(d[0], d[d.length - 1], count == null ? 10 : count, specifier);
-         };
+               while (length--) {
+                 var data = array[length],
+                     otherFunc = data.func;
 
-         scale.nice = function (count) {
-           if (count == null) count = 10;
-           var d = domain();
-           var i0 = 0;
-           var i1 = d.length - 1;
-           var start = d[i0];
-           var stop = d[i1];
-           var prestep;
-           var step;
-           var maxIter = 10;
+                 if (otherFunc == null || otherFunc == func) {
+                   return data.name;
+                 }
+               }
 
-           if (stop < start) {
-             step = start, start = stop, stop = step;
-             step = i0, i0 = i1, i1 = step;
-           }
+               return result;
+             }
+             /**
+              * Gets the argument placeholder value for `func`.
+              *
+              * @private
+              * @param {Function} func The function to inspect.
+              * @returns {*} Returns the placeholder value.
+              */
 
-           while (maxIter-- > 0) {
-             step = tickIncrement(start, stop, count);
 
-             if (step === prestep) {
-               d[i0] = start;
-               d[i1] = stop;
-               return domain(d);
-             } else if (step > 0) {
-               start = Math.floor(start / step) * step;
-               stop = Math.ceil(stop / step) * step;
-             } else if (step < 0) {
-               start = Math.ceil(start * step) / step;
-               stop = Math.floor(stop * step) / step;
-             } else {
-               break;
+             function getHolder(func) {
+               var object = hasOwnProperty.call(lodash, 'placeholder') ? lodash : func;
+               return object.placeholder;
              }
+             /**
+              * Gets the appropriate "iteratee" function. If `_.iteratee` is customized,
+              * this function returns the custom method, otherwise it returns `baseIteratee`.
+              * If arguments are provided, the chosen function is invoked with them and
+              * its result is returned.
+              *
+              * @private
+              * @param {*} [value] The value to convert to an iteratee.
+              * @param {number} [arity] The arity of the created iteratee.
+              * @returns {Function} Returns the chosen function or its result.
+              */
 
-             prestep = step;
-           }
 
-           return scale;
-         };
+             function getIteratee() {
+               var result = lodash.iteratee || iteratee;
+               result = result === iteratee ? baseIteratee : result;
+               return arguments.length ? result(arguments[0], arguments[1]) : result;
+             }
+             /**
+              * Gets the data for `map`.
+              *
+              * @private
+              * @param {Object} map The map to query.
+              * @param {string} key The reference key.
+              * @returns {*} Returns the map data.
+              */
 
-         return scale;
-       }
-       function linear$2() {
-         var scale = continuous();
 
-         scale.copy = function () {
-           return copy(scale, linear$2());
-         };
+             function getMapData(map, key) {
+               var data = map.__data__;
+               return isKeyable(key) ? data[typeof key == 'string' ? 'string' : 'hash'] : data.map;
+             }
+             /**
+              * Gets the property names, values, and compare flags of `object`.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the match data of `object`.
+              */
 
-         initRange.apply(scale, arguments);
-         return linearish(scale);
-       }
 
-       var nativeExpm1 = Math.expm1;
-       var exp$1 = Math.exp;
+             function getMatchData(object) {
+               var result = keys(object),
+                   length = result.length;
 
-       // `Math.expm1` method implementation
-       // https://tc39.es/ecma262/#sec-math.expm1
-       var mathExpm1 = (!nativeExpm1
-         // Old FF bug
-         || nativeExpm1(10) > 22025.465794806719 || nativeExpm1(10) < 22025.4657948067165168
-         // Tor Browser bug
-         || nativeExpm1(-2e-17) != -2e-17
-       ) ? function expm1(x) {
-         return (x = +x) == 0 ? x : x > -1e-6 && x < 1e-6 ? x + x * x / 2 : exp$1(x) - 1;
-       } : nativeExpm1;
+               while (length--) {
+                 var key = result[length],
+                     value = object[key];
+                 result[length] = [key, value, isStrictComparable(value)];
+               }
 
-       function quantize() {
-         var x0 = 0,
-             x1 = 1,
-             n = 1,
-             domain = [0.5],
-             range = [0, 1],
-             unknown;
+               return result;
+             }
+             /**
+              * Gets the native function at `key` of `object`.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @param {string} key The key of the method to get.
+              * @returns {*} Returns the function if it's native, else `undefined`.
+              */
 
-         function scale(x) {
-           return x <= x ? range[bisectRight(domain, x, 0, n)] : unknown;
-         }
 
-         function rescale() {
-           var i = -1;
-           domain = new Array(n);
+             function getNative(object, key) {
+               var value = getValue(object, key);
+               return baseIsNative(value) ? value : undefined$1;
+             }
+             /**
+              * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.
+              *
+              * @private
+              * @param {*} value The value to query.
+              * @returns {string} Returns the raw `toStringTag`.
+              */
 
-           while (++i < n) {
-             domain[i] = ((i + 1) * x1 - (i - n) * x0) / (n + 1);
-           }
 
-           return scale;
-         }
+             function getRawTag(value) {
+               var isOwn = hasOwnProperty.call(value, symToStringTag),
+                   tag = value[symToStringTag];
 
-         scale.domain = function (_) {
-           var _ref, _ref2;
+               try {
+                 value[symToStringTag] = undefined$1;
+                 var unmasked = true;
+               } catch (e) {}
 
-           return arguments.length ? ((_ref = _, _ref2 = _slicedToArray(_ref, 2), x0 = _ref2[0], x1 = _ref2[1], _ref), x0 = +x0, x1 = +x1, rescale()) : [x0, x1];
-         };
+               var result = nativeObjectToString.call(value);
 
-         scale.range = function (_) {
-           return arguments.length ? (n = (range = Array.from(_)).length - 1, rescale()) : range.slice();
-         };
+               if (unmasked) {
+                 if (isOwn) {
+                   value[symToStringTag] = tag;
+                 } else {
+                   delete value[symToStringTag];
+                 }
+               }
 
-         scale.invertExtent = function (y) {
-           var i = range.indexOf(y);
-           return i < 0 ? [NaN, NaN] : i < 1 ? [x0, domain[0]] : i >= n ? [domain[n - 1], x1] : [domain[i - 1], domain[i]];
-         };
+               return result;
+             }
+             /**
+              * Creates an array of the own enumerable symbols of `object`.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the array of symbols.
+              */
 
-         scale.unknown = function (_) {
-           return arguments.length ? (unknown = _, scale) : scale;
-         };
 
-         scale.thresholds = function () {
-           return domain.slice();
-         };
+             var getSymbols = !nativeGetSymbols ? stubArray : function (object) {
+               if (object == null) {
+                 return [];
+               }
 
-         scale.copy = function () {
-           return quantize().domain([x0, x1]).range(range).unknown(unknown);
-         };
+               object = Object(object);
+               return arrayFilter(nativeGetSymbols(object), function (symbol) {
+                 return propertyIsEnumerable.call(object, symbol);
+               });
+             };
+             /**
+              * Creates an array of the own and inherited enumerable symbols of `object`.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the array of symbols.
+              */
 
-         return initRange.apply(linearish(scale), arguments);
-       }
+             var getSymbolsIn = !nativeGetSymbols ? stubArray : function (object) {
+               var result = [];
 
-       // https://github.com/tc39/proposal-string-pad-start-end
+               while (object) {
+                 arrayPush(result, getSymbols(object));
+                 object = getPrototype(object);
+               }
 
+               return result;
+             };
+             /**
+              * Gets the `toStringTag` of `value`.
+              *
+              * @private
+              * @param {*} value The value to query.
+              * @returns {string} Returns the `toStringTag`.
+              */
 
+             var getTag = baseGetTag; // Fallback for data views, maps, sets, and weak maps in IE 11 and promises in Node.js < 6.
 
+             if (DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag || Map && getTag(new Map()) != mapTag || Promise && getTag(Promise.resolve()) != promiseTag || Set && getTag(new Set()) != setTag || WeakMap && getTag(new WeakMap()) != weakMapTag) {
+               getTag = function getTag(value) {
+                 var result = baseGetTag(value),
+                     Ctor = result == objectTag ? value.constructor : undefined$1,
+                     ctorString = Ctor ? toSource(Ctor) : '';
 
-       var ceil$1 = Math.ceil;
+                 if (ctorString) {
+                   switch (ctorString) {
+                     case dataViewCtorString:
+                       return dataViewTag;
 
-       // `String.prototype.{ padStart, padEnd }` methods implementation
-       var createMethod$6 = function (IS_END) {
-         return function ($this, maxLength, fillString) {
-           var S = String(requireObjectCoercible($this));
-           var stringLength = S.length;
-           var fillStr = fillString === undefined ? ' ' : String(fillString);
-           var intMaxLength = toLength(maxLength);
-           var fillLen, stringFiller;
-           if (intMaxLength <= stringLength || fillStr == '') return S;
-           fillLen = intMaxLength - stringLength;
-           stringFiller = stringRepeat.call(fillStr, ceil$1(fillLen / fillStr.length));
-           if (stringFiller.length > fillLen) stringFiller = stringFiller.slice(0, fillLen);
-           return IS_END ? S + stringFiller : stringFiller + S;
-         };
-       };
+                     case mapCtorString:
+                       return mapTag;
 
-       var stringPad = {
-         // `String.prototype.padStart` method
-         // https://tc39.es/ecma262/#sec-string.prototype.padstart
-         start: createMethod$6(false),
-         // `String.prototype.padEnd` method
-         // https://tc39.es/ecma262/#sec-string.prototype.padend
-         end: createMethod$6(true)
-       };
+                     case promiseCtorString:
+                       return promiseTag;
 
-       var padStart = stringPad.start;
+                     case setCtorString:
+                       return setTag;
 
-       var abs$3 = Math.abs;
-       var DatePrototype$1 = Date.prototype;
-       var getTime$1 = DatePrototype$1.getTime;
-       var nativeDateToISOString = DatePrototype$1.toISOString;
+                     case weakMapCtorString:
+                       return weakMapTag;
+                   }
+                 }
 
-       // `Date.prototype.toISOString` method implementation
-       // https://tc39.es/ecma262/#sec-date.prototype.toisostring
-       // PhantomJS / old WebKit fails here:
-       var dateToIsoString = (fails(function () {
-         return nativeDateToISOString.call(new Date(-5e13 - 1)) != '0385-07-25T07:06:39.999Z';
-       }) || !fails(function () {
-         nativeDateToISOString.call(new Date(NaN));
-       })) ? function toISOString() {
-         if (!isFinite(getTime$1.call(this))) throw RangeError('Invalid time value');
-         var date = this;
-         var year = date.getUTCFullYear();
-         var milliseconds = date.getUTCMilliseconds();
-         var sign = year < 0 ? '-' : year > 9999 ? '+' : '';
-         return sign + padStart(abs$3(year), sign ? 6 : 4, 0) +
-           '-' + padStart(date.getUTCMonth() + 1, 2, 0) +
-           '-' + padStart(date.getUTCDate(), 2, 0) +
-           'T' + padStart(date.getUTCHours(), 2, 0) +
-           ':' + padStart(date.getUTCMinutes(), 2, 0) +
-           ':' + padStart(date.getUTCSeconds(), 2, 0) +
-           '.' + padStart(milliseconds, 3, 0) +
-           'Z';
-       } : nativeDateToISOString;
+                 return result;
+               };
+             }
+             /**
+              * Gets the view, applying any `transforms` to the `start` and `end` positions.
+              *
+              * @private
+              * @param {number} start The start of the view.
+              * @param {number} end The end of the view.
+              * @param {Array} transforms The transformations to apply to the view.
+              * @returns {Object} Returns an object containing the `start` and `end`
+              *  positions of the view.
+              */
 
-       // `Date.prototype.toISOString` method
-       // https://tc39.es/ecma262/#sec-date.prototype.toisostring
-       // PhantomJS / old WebKit has a broken implementations
-       _export({ target: 'Date', proto: true, forced: Date.prototype.toISOString !== dateToIsoString }, {
-         toISOString: dateToIsoString
-       });
 
-       function behaviorBreathe() {
-         var duration = 800;
-         var steps = 4;
-         var selector = '.selected.shadow, .selected .shadow';
+             function getView(start, end, transforms) {
+               var index = -1,
+                   length = transforms.length;
 
-         var _selected = select(null);
+               while (++index < length) {
+                 var data = transforms[index],
+                     size = data.size;
 
-         var _classed = '';
-         var _params = {};
-         var _done = false;
+                 switch (data.type) {
+                   case 'drop':
+                     start += size;
+                     break;
 
-         var _timer;
+                   case 'dropRight':
+                     end -= size;
+                     break;
 
-         function ratchetyInterpolator(a, b, steps, units) {
-           a = parseFloat(a);
-           b = parseFloat(b);
-           var sample = quantize().domain([0, 1]).range(d3_quantize(d3_interpolateNumber(a, b), steps));
-           return function (t) {
-             return String(sample(t)) + (units || '');
-           };
-         }
+                   case 'take':
+                     end = nativeMin(end, start + size);
+                     break;
 
-         function reset(selection) {
-           selection.style('stroke-opacity', null).style('stroke-width', null).style('fill-opacity', null).style('r', null);
-         }
+                   case 'takeRight':
+                     start = nativeMax(start, end - size);
+                     break;
+                 }
+               }
 
-         function setAnimationParams(transition, fromTo) {
-           var toFrom = fromTo === 'from' ? 'to' : 'from';
-           transition.styleTween('stroke-opacity', function (d) {
-             return ratchetyInterpolator(_params[d.id][toFrom].opacity, _params[d.id][fromTo].opacity, steps);
-           }).styleTween('stroke-width', function (d) {
-             return ratchetyInterpolator(_params[d.id][toFrom].width, _params[d.id][fromTo].width, steps, 'px');
-           }).styleTween('fill-opacity', function (d) {
-             return ratchetyInterpolator(_params[d.id][toFrom].opacity, _params[d.id][fromTo].opacity, steps);
-           }).styleTween('r', function (d) {
-             return ratchetyInterpolator(_params[d.id][toFrom].width, _params[d.id][fromTo].width, steps, 'px');
-           });
-         }
+               return {
+                 'start': start,
+                 'end': end
+               };
+             }
+             /**
+              * Extracts wrapper details from the `source` body comment.
+              *
+              * @private
+              * @param {string} source The source to inspect.
+              * @returns {Array} Returns the wrapper details.
+              */
 
-         function calcAnimationParams(selection) {
-           selection.call(reset).each(function (d) {
-             var s = select(this);
-             var tag = s.node().tagName;
-             var p = {
-               'from': {},
-               'to': {}
-             };
-             var opacity;
-             var width; // determine base opacity and width
 
-             if (tag === 'circle') {
-               opacity = parseFloat(s.style('fill-opacity') || 0.5);
-               width = parseFloat(s.style('r') || 15.5);
-             } else {
-               opacity = parseFloat(s.style('stroke-opacity') || 0.7);
-               width = parseFloat(s.style('stroke-width') || 10);
-             } // calculate from/to interpolation params..
+             function getWrapDetails(source) {
+               var match = source.match(reWrapDetails);
+               return match ? match[1].split(reSplitDetails) : [];
+             }
+             /**
+              * Checks if `path` exists on `object`.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @param {Array|string} path The path to check.
+              * @param {Function} hasFunc The function to check properties.
+              * @returns {boolean} Returns `true` if `path` exists, else `false`.
+              */
 
 
-             p.tag = tag;
-             p.from.opacity = opacity * 0.6;
-             p.to.opacity = opacity * 1.25;
-             p.from.width = width * 0.7;
-             p.to.width = width * (tag === 'circle' ? 1.5 : 1);
-             _params[d.id] = p;
-           });
-         }
+             function hasPath(object, path, hasFunc) {
+               path = castPath(path, object);
+               var index = -1,
+                   length = path.length,
+                   result = false;
 
-         function run(surface, fromTo) {
-           var toFrom = fromTo === 'from' ? 'to' : 'from';
-           var currSelected = surface.selectAll(selector);
-           var currClassed = surface.attr('class');
+               while (++index < length) {
+                 var key = toKey(path[index]);
 
-           if (_done || currSelected.empty()) {
-             _selected.call(reset);
+                 if (!(result = object != null && hasFunc(object, key))) {
+                   break;
+                 }
 
-             _selected = select(null);
-             return;
-           }
+                 object = object[key];
+               }
 
-           if (!fastDeepEqual(currSelected.data(), _selected.data()) || currClassed !== _classed) {
-             _selected.call(reset);
+               if (result || ++index != length) {
+                 return result;
+               }
 
-             _classed = currClassed;
-             _selected = currSelected.call(calcAnimationParams);
-           }
+               length = object == null ? 0 : object.length;
+               return !!length && isLength(length) && isIndex(key, length) && (isArray(object) || isArguments(object));
+             }
+             /**
+              * Initializes an array clone.
+              *
+              * @private
+              * @param {Array} array The array to clone.
+              * @returns {Array} Returns the initialized clone.
+              */
 
-           var didCallNextRun = false;
 
-           _selected.transition().duration(duration).call(setAnimationParams, fromTo).on('end', function () {
-             // `end` event is called for each selected element, but we want
-             // it to run only once
-             if (!didCallNextRun) {
-               surface.call(run, toFrom);
-               didCallNextRun = true;
-             } // if entity was deselected, remove breathe styling
+             function initCloneArray(array) {
+               var length = array.length,
+                   result = new array.constructor(length); // Add properties assigned by `RegExp#exec`.
 
+               if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) {
+                 result.index = array.index;
+                 result.input = array.input;
+               }
 
-             if (!select(this).classed('selected')) {
-               reset(select(this));
+               return result;
              }
-           });
-         }
+             /**
+              * Initializes an object clone.
+              *
+              * @private
+              * @param {Object} object The object to clone.
+              * @returns {Object} Returns the initialized clone.
+              */
 
-         function behavior(surface) {
-           _done = false;
-           _timer = timer(function () {
-             // wait for elements to actually become selected
-             if (surface.selectAll(selector).empty()) {
-               return false;
+
+             function initCloneObject(object) {
+               return typeof object.constructor == 'function' && !isPrototype(object) ? baseCreate(getPrototype(object)) : {};
              }
+             /**
+              * Initializes an object clone based on its `toStringTag`.
+              *
+              * **Note:** This function only supports cloning values with tags of
+              * `Boolean`, `Date`, `Error`, `Map`, `Number`, `RegExp`, `Set`, or `String`.
+              *
+              * @private
+              * @param {Object} object The object to clone.
+              * @param {string} tag The `toStringTag` of the object to clone.
+              * @param {boolean} [isDeep] Specify a deep clone.
+              * @returns {Object} Returns the initialized clone.
+              */
 
-             surface.call(run, 'from');
 
-             _timer.stop();
+             function initCloneByTag(object, tag, isDeep) {
+               var Ctor = object.constructor;
 
-             return true;
-           }, 20);
-         }
+               switch (tag) {
+                 case arrayBufferTag:
+                   return cloneArrayBuffer(object);
 
-         behavior.restartIfNeeded = function (surface) {
-           if (_selected.empty()) {
-             surface.call(run, 'from');
+                 case boolTag:
+                 case dateTag:
+                   return new Ctor(+object);
 
-             if (_timer) {
-               _timer.stop();
-             }
-           }
-         };
+                 case dataViewTag:
+                   return cloneDataView(object, isDeep);
 
-         behavior.off = function () {
-           _done = true;
+                 case float32Tag:
+                 case float64Tag:
+                 case int8Tag:
+                 case int16Tag:
+                 case int32Tag:
+                 case uint8Tag:
+                 case uint8ClampedTag:
+                 case uint16Tag:
+                 case uint32Tag:
+                   return cloneTypedArray(object, isDeep);
 
-           if (_timer) {
-             _timer.stop();
-           }
+                 case mapTag:
+                   return new Ctor();
 
-           _selected.interrupt().call(reset);
-         };
+                 case numberTag:
+                 case stringTag:
+                   return new Ctor(object);
 
-         return behavior;
-       }
+                 case regexpTag:
+                   return cloneRegExp(object);
 
-       /* Creates a keybinding behavior for an operation */
-       function behaviorOperation(context) {
-         var _operation;
+                 case setTag:
+                   return new Ctor();
 
-         function keypress(d3_event) {
-           // prevent operations during low zoom selection
-           if (!context.map().withinEditableZoom()) return;
-           if (_operation.availableForKeypress && !_operation.availableForKeypress()) return;
-           d3_event.preventDefault();
+                 case symbolTag:
+                   return cloneSymbol(object);
+               }
+             }
+             /**
+              * Inserts wrapper `details` in a comment at the top of the `source` body.
+              *
+              * @private
+              * @param {string} source The source to modify.
+              * @returns {Array} details The details to insert.
+              * @returns {string} Returns the modified source.
+              */
 
-           var disabled = _operation.disabled();
 
-           if (disabled) {
-             context.ui().flash.duration(4000).iconName('#iD-operation-' + _operation.id).iconClass('operation disabled').label(_operation.tooltip)();
-           } else {
-             context.ui().flash.duration(2000).iconName('#iD-operation-' + _operation.id).iconClass('operation').label(_operation.annotation() || _operation.title)();
-             if (_operation.point) _operation.point(null);
+             function insertWrapDetails(source, details) {
+               var length = details.length;
 
-             _operation();
-           }
-         }
+               if (!length) {
+                 return source;
+               }
 
-         function behavior() {
-           if (_operation && _operation.available()) {
-             context.keybinding().on(_operation.keys, keypress);
-           }
+               var lastIndex = length - 1;
+               details[lastIndex] = (length > 1 ? '& ' : '') + details[lastIndex];
+               details = details.join(length > 2 ? ', ' : ' ');
+               return source.replace(reWrapComment, '{\n/* [wrapped with ' + details + '] */\n');
+             }
+             /**
+              * Checks if `value` is a flattenable `arguments` object or array.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is flattenable, else `false`.
+              */
 
-           return behavior;
-         }
 
-         behavior.off = function () {
-           context.keybinding().off(_operation.keys);
-         };
+             function isFlattenable(value) {
+               return isArray(value) || isArguments(value) || !!(spreadableSymbol && value && value[spreadableSymbol]);
+             }
+             /**
+              * Checks if `value` is a valid array-like index.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
+              * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
+              */
 
-         behavior.which = function (_) {
-           if (!arguments.length) return _operation;
-           _operation = _;
-           return behavior;
-         };
 
-         return behavior;
-       }
+             function isIndex(value, length) {
+               var type = _typeof(value);
 
-       function operationCircularize(context, selectedIDs) {
-         var _extent;
+               length = length == null ? MAX_SAFE_INTEGER : length;
+               return !!length && (type == 'number' || type != 'symbol' && reIsUint.test(value)) && value > -1 && value % 1 == 0 && value < length;
+             }
+             /**
+              * Checks if the given arguments are from an iteratee call.
+              *
+              * @private
+              * @param {*} value The potential iteratee value argument.
+              * @param {*} index The potential iteratee index or key argument.
+              * @param {*} object The potential iteratee object argument.
+              * @returns {boolean} Returns `true` if the arguments are from an iteratee call,
+              *  else `false`.
+              */
 
-         var _actions = selectedIDs.map(getAction).filter(Boolean);
 
-         var _amount = _actions.length === 1 ? 'single' : 'multiple';
+             function isIterateeCall(value, index, object) {
+               if (!isObject(object)) {
+                 return false;
+               }
 
-         var _coords = utilGetAllNodes(selectedIDs, context.graph()).map(function (n) {
-           return n.loc;
-         });
+               var type = _typeof(index);
 
-         function getAction(entityID) {
-           var entity = context.entity(entityID);
-           if (entity.type !== 'way' || new Set(entity.nodes).size <= 1) return null;
+               if (type == 'number' ? isArrayLike(object) && isIndex(index, object.length) : type == 'string' && index in object) {
+                 return eq(object[index], value);
+               }
 
-           if (!_extent) {
-             _extent = entity.extent(context.graph());
-           } else {
-             _extent = _extent.extend(entity.extent(context.graph()));
-           }
+               return false;
+             }
+             /**
+              * Checks if `value` is a property name and not a property path.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @param {Object} [object] The object to query keys on.
+              * @returns {boolean} Returns `true` if `value` is a property name, else `false`.
+              */
 
-           return actionCircularize(entityID, context.projection);
-         }
 
-         var operation = function operation() {
-           if (!_actions.length) return;
+             function isKey(value, object) {
+               if (isArray(value)) {
+                 return false;
+               }
 
-           var combinedAction = function combinedAction(graph, t) {
-             _actions.forEach(function (action) {
-               if (!action.disabled(graph)) {
-                 graph = action(graph, t);
+               var type = _typeof(value);
+
+               if (type == 'number' || type == 'symbol' || type == 'boolean' || value == null || isSymbol(value)) {
+                 return true;
                }
-             });
 
-             return graph;
-           };
+               return reIsPlainProp.test(value) || !reIsDeepProp.test(value) || object != null && value in Object(object);
+             }
+             /**
+              * Checks if `value` is suitable for use as unique object key.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is suitable, else `false`.
+              */
 
-           combinedAction.transitionable = true;
-           context.perform(combinedAction, operation.annotation());
-           window.setTimeout(function () {
-             context.validator().validate();
-           }, 300); // after any transition
-         };
 
-         operation.available = function () {
-           return _actions.length && selectedIDs.length === _actions.length;
-         }; // don't cache this because the visible extent could change
+             function isKeyable(value) {
+               var type = _typeof(value);
 
+               return type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean' ? value !== '__proto__' : value === null;
+             }
+             /**
+              * Checks if `func` has a lazy counterpart.
+              *
+              * @private
+              * @param {Function} func The function to check.
+              * @returns {boolean} Returns `true` if `func` has a lazy counterpart,
+              *  else `false`.
+              */
 
-         operation.disabled = function () {
-           if (!_actions.length) return '';
 
-           var actionDisableds = _actions.map(function (action) {
-             return action.disabled(context.graph());
-           }).filter(Boolean);
+             function isLaziable(func) {
+               var funcName = getFuncName(func),
+                   other = lodash[funcName];
 
-           if (actionDisableds.length === _actions.length) {
-             // none of the features can be circularized
-             if (new Set(actionDisableds).size > 1) {
-               return 'multiple_blockers';
+               if (typeof other != 'function' || !(funcName in LazyWrapper.prototype)) {
+                 return false;
+               }
+
+               if (func === other) {
+                 return true;
+               }
+
+               var data = getData(other);
+               return !!data && func === data[0];
              }
+             /**
+              * Checks if `func` has its source masked.
+              *
+              * @private
+              * @param {Function} func The function to check.
+              * @returns {boolean} Returns `true` if `func` is masked, else `false`.
+              */
 
-             return actionDisableds[0];
-           } else if (_extent.percentContainedIn(context.map().extent()) < 0.8) {
-             return 'too_large';
-           } else if (someMissing()) {
-             return 'not_downloaded';
-           } else if (selectedIDs.some(context.hasHiddenConnections)) {
-             return 'connected_to_hidden';
-           }
 
-           return false;
+             function isMasked(func) {
+               return !!maskSrcKey && maskSrcKey in func;
+             }
+             /**
+              * Checks if `func` is capable of being masked.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `func` is maskable, else `false`.
+              */
 
-           function someMissing() {
-             if (context.inIntro()) return false;
-             var osm = context.connection();
 
-             if (osm) {
-               var missing = _coords.filter(function (loc) {
-                 return !osm.isDataLoaded(loc);
-               });
+             var isMaskable = coreJsData ? isFunction : stubFalse;
+             /**
+              * Checks if `value` is likely a prototype object.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.
+              */
 
-               if (missing.length) {
-                 missing.forEach(function (loc) {
-                   context.loadTileAtLoc(loc);
-                 });
-                 return true;
-               }
+             function isPrototype(value) {
+               var Ctor = value && value.constructor,
+                   proto = typeof Ctor == 'function' && Ctor.prototype || objectProto;
+               return value === proto;
              }
+             /**
+              * Checks if `value` is suitable for strict equality comparisons, i.e. `===`.
+              *
+              * @private
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` if suitable for strict
+              *  equality comparisons, else `false`.
+              */
 
-             return false;
-           }
-         };
 
-         operation.tooltip = function () {
-           var disable = operation.disabled();
-           return disable ? _t('operations.circularize.' + disable + '.' + _amount) : _t('operations.circularize.description.' + _amount);
-         };
+             function isStrictComparable(value) {
+               return value === value && !isObject(value);
+             }
+             /**
+              * A specialized version of `matchesProperty` for source values suitable
+              * for strict equality comparisons, i.e. `===`.
+              *
+              * @private
+              * @param {string} key The key of the property to get.
+              * @param {*} srcValue The value to match.
+              * @returns {Function} Returns the new spec function.
+              */
 
-         operation.annotation = function () {
-           return _t('operations.circularize.annotation.feature', {
-             n: _actions.length
-           });
-         };
 
-         operation.id = 'circularize';
-         operation.keys = [_t('operations.circularize.key')];
-         operation.title = _t('operations.circularize.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
-       }
+             function matchesStrictComparable(key, srcValue) {
+               return function (object) {
+                 if (object == null) {
+                   return false;
+                 }
 
-       // For example, ⌘Z -> Ctrl+Z
+                 return object[key] === srcValue && (srcValue !== undefined$1 || key in Object(object));
+               };
+             }
+             /**
+              * A specialized version of `_.memoize` which clears the memoized function's
+              * cache when it exceeds `MAX_MEMOIZE_SIZE`.
+              *
+              * @private
+              * @param {Function} func The function to have its output memoized.
+              * @returns {Function} Returns the new memoized function.
+              */
 
-       var uiCmd = function uiCmd(code) {
-         var detected = utilDetect();
 
-         if (detected.os === 'mac') {
-           return code;
-         }
+             function memoizeCapped(func) {
+               var result = memoize(func, function (key) {
+                 if (cache.size === MAX_MEMOIZE_SIZE) {
+                   cache.clear();
+                 }
 
-         if (detected.os === 'win') {
-           if (code === '⌘⇧Z') return 'Ctrl+Y';
-         }
+                 return key;
+               });
+               var cache = result.cache;
+               return result;
+             }
+             /**
+              * Merges the function metadata of `source` into `data`.
+              *
+              * Merging metadata reduces the number of wrappers used to invoke a function.
+              * This is possible because methods like `_.bind`, `_.curry`, and `_.partial`
+              * may be applied regardless of execution order. Methods like `_.ary` and
+              * `_.rearg` modify function arguments, making the order in which they are
+              * executed important, preventing the merging of metadata. However, we make
+              * an exception for a safe combined case where curried functions have `_.ary`
+              * and or `_.rearg` applied.
+              *
+              * @private
+              * @param {Array} data The destination metadata.
+              * @param {Array} source The source metadata.
+              * @returns {Array} Returns `data`.
+              */
 
-         var result = '',
-             replacements = {
-           '⌘': 'Ctrl',
-           '⇧': 'Shift',
-           '⌥': 'Alt',
-           '⌫': 'Backspace',
-           '⌦': 'Delete'
-         };
 
-         for (var i = 0; i < code.length; i++) {
-           if (code[i] in replacements) {
-             result += replacements[code[i]] + (i < code.length - 1 ? '+' : '');
-           } else {
-             result += code[i];
-           }
-         }
+             function mergeData(data, source) {
+               var bitmask = data[1],
+                   srcBitmask = source[1],
+                   newBitmask = bitmask | srcBitmask,
+                   isCommon = newBitmask < (WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG | WRAP_ARY_FLAG);
+               var isCombo = srcBitmask == WRAP_ARY_FLAG && bitmask == WRAP_CURRY_FLAG || srcBitmask == WRAP_ARY_FLAG && bitmask == WRAP_REARG_FLAG && data[7].length <= source[8] || srcBitmask == (WRAP_ARY_FLAG | WRAP_REARG_FLAG) && source[7].length <= source[8] && bitmask == WRAP_CURRY_FLAG; // Exit early if metadata can't be merged.
 
-         return result;
-       }; // return a display-focused string for a given keyboard code
+               if (!(isCommon || isCombo)) {
+                 return data;
+               } // Use source `thisArg` if available.
 
-       uiCmd.display = function (code) {
-         if (code.length !== 1) return code;
-         var detected = utilDetect();
-         var mac = detected.os === 'mac';
-         var replacements = {
-           '⌘': mac ? '⌘ ' + _t('shortcuts.key.cmd') : _t('shortcuts.key.ctrl'),
-           '⇧': mac ? '⇧ ' + _t('shortcuts.key.shift') : _t('shortcuts.key.shift'),
-           '⌥': mac ? '⌥ ' + _t('shortcuts.key.option') : _t('shortcuts.key.alt'),
-           '⌃': mac ? '⌃ ' + _t('shortcuts.key.ctrl') : _t('shortcuts.key.ctrl'),
-           '⌫': mac ? '⌫ ' + _t('shortcuts.key.delete') : _t('shortcuts.key.backspace'),
-           '⌦': mac ? '⌦ ' + _t('shortcuts.key.del') : _t('shortcuts.key.del'),
-           '↖': mac ? '↖ ' + _t('shortcuts.key.pgup') : _t('shortcuts.key.pgup'),
-           '↘': mac ? '↘ ' + _t('shortcuts.key.pgdn') : _t('shortcuts.key.pgdn'),
-           '⇞': mac ? '⇞ ' + _t('shortcuts.key.home') : _t('shortcuts.key.home'),
-           '⇟': mac ? '⇟ ' + _t('shortcuts.key.end') : _t('shortcuts.key.end'),
-           '↵': mac ? '⏎ ' + _t('shortcuts.key.return') : _t('shortcuts.key.enter'),
-           '⎋': mac ? '⎋ ' + _t('shortcuts.key.esc') : _t('shortcuts.key.esc'),
-           '☰': mac ? '☰ ' + _t('shortcuts.key.menu') : _t('shortcuts.key.menu')
-         };
-         return replacements[code] || code;
-       };
 
-       function operationDelete(context, selectedIDs) {
-         var multi = selectedIDs.length === 1 ? 'single' : 'multiple';
-         var action = actionDeleteMultiple(selectedIDs);
-         var nodes = utilGetAllNodes(selectedIDs, context.graph());
-         var coords = nodes.map(function (n) {
-           return n.loc;
-         });
-         var extent = utilTotalExtent(selectedIDs, context.graph());
+               if (srcBitmask & WRAP_BIND_FLAG) {
+                 data[2] = source[2]; // Set when currying a bound function.
 
-         var operation = function operation() {
-           var nextSelectedID;
-           var nextSelectedLoc;
+                 newBitmask |= bitmask & WRAP_BIND_FLAG ? 0 : WRAP_CURRY_BOUND_FLAG;
+               } // Compose partial arguments.
 
-           if (selectedIDs.length === 1) {
-             var id = selectedIDs[0];
-             var entity = context.entity(id);
-             var geometry = entity.geometry(context.graph());
-             var parents = context.graph().parentWays(entity);
-             var parent = parents[0]; // Select the next closest node in the way.
 
-             if (geometry === 'vertex') {
-               var nodes = parent.nodes;
-               var i = nodes.indexOf(id);
+               var value = source[3];
 
-               if (i === 0) {
-                 i++;
-               } else if (i === nodes.length - 1) {
-                 i--;
-               } else {
-                 var a = geoSphericalDistance(entity.loc, context.entity(nodes[i - 1]).loc);
-                 var b = geoSphericalDistance(entity.loc, context.entity(nodes[i + 1]).loc);
-                 i = a < b ? i - 1 : i + 1;
-               }
+               if (value) {
+                 var partials = data[3];
+                 data[3] = partials ? composeArgs(partials, value, source[4]) : value;
+                 data[4] = partials ? replaceHolders(data[3], PLACEHOLDER) : source[4];
+               } // Compose partial right arguments.
 
-               nextSelectedID = nodes[i];
-               nextSelectedLoc = context.entity(nextSelectedID).loc;
-             }
-           }
 
-           context.perform(action, operation.annotation());
-           context.validator().validate();
+               value = source[5];
 
-           if (nextSelectedID && nextSelectedLoc) {
-             if (context.hasEntity(nextSelectedID)) {
-               context.enter(modeSelect(context, [nextSelectedID]).follow(true));
-             } else {
-               context.map().centerEase(nextSelectedLoc);
-               context.enter(modeBrowse(context));
-             }
-           } else {
-             context.enter(modeBrowse(context));
-           }
-         };
+               if (value) {
+                 partials = data[5];
+                 data[5] = partials ? composeArgsRight(partials, value, source[6]) : value;
+                 data[6] = partials ? replaceHolders(data[5], PLACEHOLDER) : source[6];
+               } // Use source `argPos` if available.
 
-         operation.available = function () {
-           return true;
-         };
 
-         operation.disabled = function () {
-           if (extent.percentContainedIn(context.map().extent()) < 0.8) {
-             return 'too_large';
-           } else if (someMissing()) {
-             return 'not_downloaded';
-           } else if (selectedIDs.some(context.hasHiddenConnections)) {
-             return 'connected_to_hidden';
-           } else if (selectedIDs.some(protectedMember)) {
-             return 'part_of_relation';
-           } else if (selectedIDs.some(incompleteRelation)) {
-             return 'incomplete_relation';
-           } else if (selectedIDs.some(hasWikidataTag)) {
-             return 'has_wikidata_tag';
-           }
+               value = source[7];
 
-           return false;
+               if (value) {
+                 data[7] = value;
+               } // Use source `ary` if it's smaller.
 
-           function someMissing() {
-             if (context.inIntro()) return false;
-             var osm = context.connection();
 
-             if (osm) {
-               var missing = coords.filter(function (loc) {
-                 return !osm.isDataLoaded(loc);
-               });
+               if (srcBitmask & WRAP_ARY_FLAG) {
+                 data[8] = data[8] == null ? source[8] : nativeMin(data[8], source[8]);
+               } // Use source `arity` if one is not provided.
 
-               if (missing.length) {
-                 missing.forEach(function (loc) {
-                   context.loadTileAtLoc(loc);
-                 });
-                 return true;
-               }
-             }
 
-             return false;
-           }
+               if (data[9] == null) {
+                 data[9] = source[9];
+               } // Use source `func` and merge bitmasks.
 
-           function hasWikidataTag(id) {
-             var entity = context.entity(id);
-             return entity.tags.wikidata && entity.tags.wikidata.trim().length > 0;
-           }
 
-           function incompleteRelation(id) {
-             var entity = context.entity(id);
-             return entity.type === 'relation' && !entity.isComplete(context.graph());
-           }
+               data[0] = source[0];
+               data[1] = newBitmask;
+               return data;
+             }
+             /**
+              * This function is like
+              * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
+              * except that it includes inherited enumerable properties.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the array of property names.
+              */
 
-           function protectedMember(id) {
-             var entity = context.entity(id);
-             if (entity.type !== 'way') return false;
-             var parents = context.graph().parentRelations(entity);
 
-             for (var i = 0; i < parents.length; i++) {
-               var parent = parents[i];
-               var type = parent.tags.type;
-               var role = parent.memberById(id).role || 'outer';
+             function nativeKeysIn(object) {
+               var result = [];
 
-               if (type === 'route' || type === 'boundary' || type === 'multipolygon' && role === 'outer') {
-                 return true;
+               if (object != null) {
+                 for (var key in Object(object)) {
+                   result.push(key);
+                 }
                }
-             }
-
-             return false;
-           }
-         };
 
-         operation.tooltip = function () {
-           var disable = operation.disabled();
-           return disable ? _t('operations.delete.' + disable + '.' + multi) : _t('operations.delete.description.' + multi);
-         };
+               return result;
+             }
+             /**
+              * Converts `value` to a string using `Object.prototype.toString`.
+              *
+              * @private
+              * @param {*} value The value to convert.
+              * @returns {string} Returns the converted string.
+              */
 
-         operation.annotation = function () {
-           return selectedIDs.length === 1 ? _t('operations.delete.annotation.' + context.graph().geometry(selectedIDs[0])) : _t('operations.delete.annotation.feature', {
-             n: selectedIDs.length
-           });
-         };
 
-         operation.id = 'delete';
-         operation.keys = [uiCmd('⌘⌫'), uiCmd('⌘⌦'), uiCmd('⌦')];
-         operation.title = _t('operations.delete.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
-       }
+             function objectToString(value) {
+               return nativeObjectToString.call(value);
+             }
+             /**
+              * A specialized version of `baseRest` which transforms the rest array.
+              *
+              * @private
+              * @param {Function} func The function to apply a rest parameter to.
+              * @param {number} [start=func.length-1] The start position of the rest parameter.
+              * @param {Function} transform The rest array transform.
+              * @returns {Function} Returns the new function.
+              */
 
-       function operationOrthogonalize(context, selectedIDs) {
-         var _extent;
 
-         var _type;
+             function overRest(func, start, transform) {
+               start = nativeMax(start === undefined$1 ? func.length - 1 : start, 0);
+               return function () {
+                 var args = arguments,
+                     index = -1,
+                     length = nativeMax(args.length - start, 0),
+                     array = Array(length);
 
-         var _actions = selectedIDs.map(chooseAction).filter(Boolean);
+                 while (++index < length) {
+                   array[index] = args[start + index];
+                 }
 
-         var _amount = _actions.length === 1 ? 'single' : 'multiple';
+                 index = -1;
+                 var otherArgs = Array(start + 1);
 
-         var _coords = utilGetAllNodes(selectedIDs, context.graph()).map(function (n) {
-           return n.loc;
-         });
+                 while (++index < start) {
+                   otherArgs[index] = args[index];
+                 }
 
-         function chooseAction(entityID) {
-           var entity = context.entity(entityID);
-           var geometry = entity.geometry(context.graph());
+                 otherArgs[start] = transform(array);
+                 return apply(func, this, otherArgs);
+               };
+             }
+             /**
+              * Gets the parent value at `path` of `object`.
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @param {Array} path The path to get the parent value of.
+              * @returns {*} Returns the parent value.
+              */
 
-           if (!_extent) {
-             _extent = entity.extent(context.graph());
-           } else {
-             _extent = _extent.extend(entity.extent(context.graph()));
-           } // square a line/area
 
+             function parent(object, path) {
+               return path.length < 2 ? object : baseGet(object, baseSlice(path, 0, -1));
+             }
+             /**
+              * Reorder `array` according to the specified indexes where the element at
+              * the first index is assigned as the first element, the element at
+              * the second index is assigned as the second element, and so on.
+              *
+              * @private
+              * @param {Array} array The array to reorder.
+              * @param {Array} indexes The arranged array indexes.
+              * @returns {Array} Returns `array`.
+              */
 
-           if (entity.type === 'way' && new Set(entity.nodes).size > 2) {
-             if (_type && _type !== 'feature') return null;
-             _type = 'feature';
-             return actionOrthogonalize(entityID, context.projection); // square a single vertex
-           } else if (geometry === 'vertex') {
-             if (_type && _type !== 'corner') return null;
-             _type = 'corner';
-             var graph = context.graph();
-             var parents = graph.parentWays(entity);
 
-             if (parents.length === 1) {
-               var way = parents[0];
+             function reorder(array, indexes) {
+               var arrLength = array.length,
+                   length = nativeMin(indexes.length, arrLength),
+                   oldArray = copyArray(array);
 
-               if (way.nodes.indexOf(entityID) !== -1) {
-                 return actionOrthogonalize(way.id, context.projection, entityID);
+               while (length--) {
+                 var index = indexes[length];
+                 array[length] = isIndex(index, arrLength) ? oldArray[index] : undefined$1;
                }
+
+               return array;
              }
-           }
+             /**
+              * Gets the value at `key`, unless `key` is "__proto__" or "constructor".
+              *
+              * @private
+              * @param {Object} object The object to query.
+              * @param {string} key The key of the property to get.
+              * @returns {*} Returns the property value.
+              */
 
-           return null;
-         }
 
-         var operation = function operation() {
-           if (!_actions.length) return;
+             function safeGet(object, key) {
+               if (key === 'constructor' && typeof object[key] === 'function') {
+                 return;
+               }
 
-           var combinedAction = function combinedAction(graph, t) {
-             _actions.forEach(function (action) {
-               if (!action.disabled(graph)) {
-                 graph = action(graph, t);
+               if (key == '__proto__') {
+                 return;
                }
-             });
 
-             return graph;
-           };
+               return object[key];
+             }
+             /**
+              * Sets metadata for `func`.
+              *
+              * **Note:** If this function becomes hot, i.e. is invoked a lot in a short
+              * period of time, it will trip its breaker and transition to an identity
+              * function to avoid garbage collection pauses in V8. See
+              * [V8 issue 2070](https://bugs.chromium.org/p/v8/issues/detail?id=2070)
+              * for more details.
+              *
+              * @private
+              * @param {Function} func The function to associate metadata with.
+              * @param {*} data The metadata.
+              * @returns {Function} Returns `func`.
+              */
 
-           combinedAction.transitionable = true;
-           context.perform(combinedAction, operation.annotation());
-           window.setTimeout(function () {
-             context.validator().validate();
-           }, 300); // after any transition
-         };
 
-         operation.available = function () {
-           return _actions.length && selectedIDs.length === _actions.length;
-         }; // don't cache this because the visible extent could change
+             var setData = shortOut(baseSetData);
+             /**
+              * A simple wrapper around the global [`setTimeout`](https://mdn.io/setTimeout).
+              *
+              * @private
+              * @param {Function} func The function to delay.
+              * @param {number} wait The number of milliseconds to delay invocation.
+              * @returns {number|Object} Returns the timer id or timeout object.
+              */
 
+             var setTimeout = ctxSetTimeout || function (func, wait) {
+               return root.setTimeout(func, wait);
+             };
+             /**
+              * Sets the `toString` method of `func` to return `string`.
+              *
+              * @private
+              * @param {Function} func The function to modify.
+              * @param {Function} string The `toString` result.
+              * @returns {Function} Returns `func`.
+              */
 
-         operation.disabled = function () {
-           if (!_actions.length) return '';
 
-           var actionDisableds = _actions.map(function (action) {
-             return action.disabled(context.graph());
-           }).filter(Boolean);
+             var setToString = shortOut(baseSetToString);
+             /**
+              * Sets the `toString` method of `wrapper` to mimic the source of `reference`
+              * with wrapper details in a comment at the top of the source body.
+              *
+              * @private
+              * @param {Function} wrapper The function to modify.
+              * @param {Function} reference The reference function.
+              * @param {number} bitmask The bitmask flags. See `createWrap` for more details.
+              * @returns {Function} Returns `wrapper`.
+              */
 
-           if (actionDisableds.length === _actions.length) {
-             // none of the features can be squared
-             if (new Set(actionDisableds).size > 1) {
-               return 'multiple_blockers';
+             function setWrapToString(wrapper, reference, bitmask) {
+               var source = reference + '';
+               return setToString(wrapper, insertWrapDetails(source, updateWrapDetails(getWrapDetails(source), bitmask)));
              }
+             /**
+              * Creates a function that'll short out and invoke `identity` instead
+              * of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN`
+              * milliseconds.
+              *
+              * @private
+              * @param {Function} func The function to restrict.
+              * @returns {Function} Returns the new shortable function.
+              */
 
-             return actionDisableds[0];
-           } else if (_extent && _extent.percentContainedIn(context.map().extent()) < 0.8) {
-             return 'too_large';
-           } else if (someMissing()) {
-             return 'not_downloaded';
-           } else if (selectedIDs.some(context.hasHiddenConnections)) {
-             return 'connected_to_hidden';
-           }
 
-           return false;
+             function shortOut(func) {
+               var count = 0,
+                   lastCalled = 0;
+               return function () {
+                 var stamp = nativeNow(),
+                     remaining = HOT_SPAN - (stamp - lastCalled);
+                 lastCalled = stamp;
 
-           function someMissing() {
-             if (context.inIntro()) return false;
-             var osm = context.connection();
+                 if (remaining > 0) {
+                   if (++count >= HOT_COUNT) {
+                     return arguments[0];
+                   }
+                 } else {
+                   count = 0;
+                 }
 
-             if (osm) {
-               var missing = _coords.filter(function (loc) {
-                 return !osm.isDataLoaded(loc);
-               });
+                 return func.apply(undefined$1, arguments);
+               };
+             }
+             /**
+              * A specialized version of `_.shuffle` which mutates and sets the size of `array`.
+              *
+              * @private
+              * @param {Array} array The array to shuffle.
+              * @param {number} [size=array.length] The size of `array`.
+              * @returns {Array} Returns `array`.
+              */
 
-               if (missing.length) {
-                 missing.forEach(function (loc) {
-                   context.loadTileAtLoc(loc);
-                 });
-                 return true;
+
+             function shuffleSelf(array, size) {
+               var index = -1,
+                   length = array.length,
+                   lastIndex = length - 1;
+               size = size === undefined$1 ? length : size;
+
+               while (++index < size) {
+                 var rand = baseRandom(index, lastIndex),
+                     value = array[rand];
+                 array[rand] = array[index];
+                 array[index] = value;
                }
+
+               array.length = size;
+               return array;
              }
+             /**
+              * Converts `string` to a property path array.
+              *
+              * @private
+              * @param {string} string The string to convert.
+              * @returns {Array} Returns the property path array.
+              */
 
-             return false;
-           }
-         };
 
-         operation.tooltip = function () {
-           var disable = operation.disabled();
-           return disable ? _t('operations.orthogonalize.' + disable + '.' + _amount) : _t('operations.orthogonalize.description.' + _type + '.' + _amount);
-         };
+             var stringToPath = memoizeCapped(function (string) {
+               var result = [];
 
-         operation.annotation = function () {
-           return _t('operations.orthogonalize.annotation.' + _type, {
-             n: _actions.length
-           });
-         };
+               if (string.charCodeAt(0) === 46
+               /* . */
+               ) {
+                 result.push('');
+               }
 
-         operation.id = 'orthogonalize';
-         operation.keys = [_t('operations.orthogonalize.key')];
-         operation.title = _t('operations.orthogonalize.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
-       }
+               string.replace(rePropName, function (match, number, quote, subString) {
+                 result.push(quote ? subString.replace(reEscapeChar, '$1') : number || match);
+               });
+               return result;
+             });
+             /**
+              * Converts `value` to a string key if it's not a string or symbol.
+              *
+              * @private
+              * @param {*} value The value to inspect.
+              * @returns {string|symbol} Returns the key.
+              */
 
-       function operationReflectShort(context, selectedIDs) {
-         return operationReflect(context, selectedIDs, 'short');
-       }
-       function operationReflectLong(context, selectedIDs) {
-         return operationReflect(context, selectedIDs, 'long');
-       }
-       function operationReflect(context, selectedIDs, axis) {
-         axis = axis || 'long';
-         var multi = selectedIDs.length === 1 ? 'single' : 'multiple';
-         var nodes = utilGetAllNodes(selectedIDs, context.graph());
-         var coords = nodes.map(function (n) {
-           return n.loc;
-         });
-         var extent = utilTotalExtent(selectedIDs, context.graph());
+             function toKey(value) {
+               if (typeof value == 'string' || isSymbol(value)) {
+                 return value;
+               }
 
-         var operation = function operation() {
-           var action = actionReflect(selectedIDs, context.projection).useLongAxis(Boolean(axis === 'long'));
-           context.perform(action, operation.annotation());
-           window.setTimeout(function () {
-             context.validator().validate();
-           }, 300); // after any transition
-         };
+               var result = value + '';
+               return result == '0' && 1 / value == -INFINITY ? '-0' : result;
+             }
+             /**
+              * Converts `func` to its source code.
+              *
+              * @private
+              * @param {Function} func The function to convert.
+              * @returns {string} Returns the source code.
+              */
 
-         operation.available = function () {
-           return nodes.length >= 3;
-         }; // don't cache this because the visible extent could change
 
+             function toSource(func) {
+               if (func != null) {
+                 try {
+                   return funcToString.call(func);
+                 } catch (e) {}
 
-         operation.disabled = function () {
-           if (extent.percentContainedIn(context.map().extent()) < 0.8) {
-             return 'too_large';
-           } else if (someMissing()) {
-             return 'not_downloaded';
-           } else if (selectedIDs.some(context.hasHiddenConnections)) {
-             return 'connected_to_hidden';
-           } else if (selectedIDs.some(incompleteRelation)) {
-             return 'incomplete_relation';
-           }
+                 try {
+                   return func + '';
+                 } catch (e) {}
+               }
 
-           return false;
+               return '';
+             }
+             /**
+              * Updates wrapper `details` based on `bitmask` flags.
+              *
+              * @private
+              * @returns {Array} details The details to modify.
+              * @param {number} bitmask The bitmask flags. See `createWrap` for more details.
+              * @returns {Array} Returns `details`.
+              */
 
-           function someMissing() {
-             if (context.inIntro()) return false;
-             var osm = context.connection();
 
-             if (osm) {
-               var missing = coords.filter(function (loc) {
-                 return !osm.isDataLoaded(loc);
+             function updateWrapDetails(details, bitmask) {
+               arrayEach(wrapFlags, function (pair) {
+                 var value = '_.' + pair[0];
+
+                 if (bitmask & pair[1] && !arrayIncludes(details, value)) {
+                   details.push(value);
+                 }
                });
+               return details.sort();
+             }
+             /**
+              * Creates a clone of `wrapper`.
+              *
+              * @private
+              * @param {Object} wrapper The wrapper to clone.
+              * @returns {Object} Returns the cloned wrapper.
+              */
 
-               if (missing.length) {
-                 missing.forEach(function (loc) {
-                   context.loadTileAtLoc(loc);
-                 });
-                 return true;
+
+             function wrapperClone(wrapper) {
+               if (wrapper instanceof LazyWrapper) {
+                 return wrapper.clone();
                }
-             }
 
-             return false;
-           }
+               var result = new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__);
+               result.__actions__ = copyArray(wrapper.__actions__);
+               result.__index__ = wrapper.__index__;
+               result.__values__ = wrapper.__values__;
+               return result;
+             }
+             /*------------------------------------------------------------------------*/
 
-           function incompleteRelation(id) {
-             var entity = context.entity(id);
-             return entity.type === 'relation' && !entity.isComplete(context.graph());
-           }
-         };
+             /**
+              * Creates an array of elements split into groups the length of `size`.
+              * If `array` can't be split evenly, the final chunk will be the remaining
+              * elements.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Array
+              * @param {Array} array The array to process.
+              * @param {number} [size=1] The length of each chunk
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {Array} Returns the new array of chunks.
+              * @example
+              *
+              * _.chunk(['a', 'b', 'c', 'd'], 2);
+              * // => [['a', 'b'], ['c', 'd']]
+              *
+              * _.chunk(['a', 'b', 'c', 'd'], 3);
+              * // => [['a', 'b', 'c'], ['d']]
+              */
 
-         operation.tooltip = function () {
-           var disable = operation.disabled();
-           return disable ? _t('operations.reflect.' + disable + '.' + multi) : _t('operations.reflect.description.' + axis + '.' + multi);
-         };
 
-         operation.annotation = function () {
-           return _t('operations.reflect.annotation.' + axis + '.feature', {
-             n: selectedIDs.length
-           });
-         };
+             function chunk(array, size, guard) {
+               if (guard ? isIterateeCall(array, size, guard) : size === undefined$1) {
+                 size = 1;
+               } else {
+                 size = nativeMax(toInteger(size), 0);
+               }
 
-         operation.id = 'reflect-' + axis;
-         operation.keys = [_t('operations.reflect.key.' + axis)];
-         operation.title = _t('operations.reflect.title.' + axis);
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
-       }
+               var length = array == null ? 0 : array.length;
 
-       function operationMove(context, selectedIDs) {
-         var multi = selectedIDs.length === 1 ? 'single' : 'multiple';
-         var nodes = utilGetAllNodes(selectedIDs, context.graph());
-         var coords = nodes.map(function (n) {
-           return n.loc;
-         });
-         var extent = utilTotalExtent(selectedIDs, context.graph());
+               if (!length || size < 1) {
+                 return [];
+               }
 
-         var operation = function operation() {
-           context.enter(modeMove(context, selectedIDs));
-         };
+               var index = 0,
+                   resIndex = 0,
+                   result = Array(nativeCeil(length / size));
 
-         operation.available = function () {
-           return selectedIDs.length > 1 || context.entity(selectedIDs[0]).type !== 'node';
-         };
+               while (index < length) {
+                 result[resIndex++] = baseSlice(array, index, index += size);
+               }
 
-         operation.disabled = function () {
-           if (extent.percentContainedIn(context.map().extent()) < 0.8) {
-             return 'too_large';
-           } else if (someMissing()) {
-             return 'not_downloaded';
-           } else if (selectedIDs.some(context.hasHiddenConnections)) {
-             return 'connected_to_hidden';
-           } else if (selectedIDs.some(incompleteRelation)) {
-             return 'incomplete_relation';
-           }
+               return result;
+             }
+             /**
+              * Creates an array with all falsey values removed. The values `false`, `null`,
+              * `0`, `""`, `undefined`, and `NaN` are falsey.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {Array} array The array to compact.
+              * @returns {Array} Returns the new array of filtered values.
+              * @example
+              *
+              * _.compact([0, 1, false, 2, '', 3]);
+              * // => [1, 2, 3]
+              */
 
-           return false;
 
-           function someMissing() {
-             if (context.inIntro()) return false;
-             var osm = context.connection();
+             function compact(array) {
+               var index = -1,
+                   length = array == null ? 0 : array.length,
+                   resIndex = 0,
+                   result = [];
 
-             if (osm) {
-               var missing = coords.filter(function (loc) {
-                 return !osm.isDataLoaded(loc);
-               });
+               while (++index < length) {
+                 var value = array[index];
 
-               if (missing.length) {
-                 missing.forEach(function (loc) {
-                   context.loadTileAtLoc(loc);
-                 });
-                 return true;
+                 if (value) {
+                   result[resIndex++] = value;
+                 }
                }
-             }
 
-             return false;
-           }
+               return result;
+             }
+             /**
+              * Creates a new array concatenating `array` with any additional arrays
+              * and/or values.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to concatenate.
+              * @param {...*} [values] The values to concatenate.
+              * @returns {Array} Returns the new concatenated array.
+              * @example
+              *
+              * var array = [1];
+              * var other = _.concat(array, 2, [3], [[4]]);
+              *
+              * console.log(other);
+              * // => [1, 2, 3, [4]]
+              *
+              * console.log(array);
+              * // => [1]
+              */
 
-           function incompleteRelation(id) {
-             var entity = context.entity(id);
-             return entity.type === 'relation' && !entity.isComplete(context.graph());
-           }
-         };
 
-         operation.tooltip = function () {
-           var disable = operation.disabled();
-           return disable ? _t('operations.move.' + disable + '.' + multi) : _t('operations.move.description.' + multi);
-         };
+             function concat() {
+               var length = arguments.length;
 
-         operation.annotation = function () {
-           return selectedIDs.length === 1 ? _t('operations.move.annotation.' + context.graph().geometry(selectedIDs[0])) : _t('operations.move.annotation.feature', {
-             n: selectedIDs.length
-           });
-         };
+               if (!length) {
+                 return [];
+               }
 
-         operation.id = 'move';
-         operation.keys = [_t('operations.move.key')];
-         operation.title = _t('operations.move.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         operation.mouseOnly = true;
-         return operation;
-       }
+               var args = Array(length - 1),
+                   array = arguments[0],
+                   index = length;
 
-       function modeRotate(context, entityIDs) {
-         var mode = {
-           id: 'rotate',
-           button: 'browse'
-         };
-         var keybinding = utilKeybinding('rotate');
-         var behaviors = [behaviorEdit(context), operationCircularize(context, entityIDs).behavior, operationDelete(context, entityIDs).behavior, operationMove(context, entityIDs).behavior, operationOrthogonalize(context, entityIDs).behavior, operationReflectLong(context, entityIDs).behavior, operationReflectShort(context, entityIDs).behavior];
-         var annotation = entityIDs.length === 1 ? _t('operations.rotate.annotation.' + context.graph().geometry(entityIDs[0])) : _t('operations.rotate.annotation.feature', {
-           n: entityIDs.length
-         });
+               while (index--) {
+                 args[index - 1] = arguments[index];
+               }
 
-         var _prevGraph;
+               return arrayPush(isArray(array) ? copyArray(array) : [array], baseFlatten(args, 1));
+             }
+             /**
+              * Creates an array of `array` values not included in the other given arrays
+              * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+              * for equality comparisons. The order and references of result values are
+              * determined by the first array.
+              *
+              * **Note:** Unlike `_.pullAll`, this method returns a new array.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {...Array} [values] The values to exclude.
+              * @returns {Array} Returns the new array of filtered values.
+              * @see _.without, _.xor
+              * @example
+              *
+              * _.difference([2, 1], [2, 3]);
+              * // => [1]
+              */
 
-         var _prevAngle;
 
-         var _prevTransform;
+             var difference = baseRest(function (array, values) {
+               return isArrayLikeObject(array) ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true)) : [];
+             });
+             /**
+              * This method is like `_.difference` except that it accepts `iteratee` which
+              * is invoked for each element of `array` and `values` to generate the criterion
+              * by which they're compared. The order and references of result values are
+              * determined by the first array. The iteratee is invoked with one argument:
+              * (value).
+              *
+              * **Note:** Unlike `_.pullAllBy`, this method returns a new array.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {...Array} [values] The values to exclude.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {Array} Returns the new array of filtered values.
+              * @example
+              *
+              * _.differenceBy([2.1, 1.2], [2.3, 3.4], Math.floor);
+              * // => [1.2]
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.differenceBy([{ 'x': 2 }, { 'x': 1 }], [{ 'x': 1 }], 'x');
+              * // => [{ 'x': 2 }]
+              */
 
-         var _pivot;
+             var differenceBy = baseRest(function (array, values) {
+               var iteratee = last(values);
 
-         function doRotate() {
-           var fn;
+               if (isArrayLikeObject(iteratee)) {
+                 iteratee = undefined$1;
+               }
 
-           if (context.graph() !== _prevGraph) {
-             fn = context.perform;
-           } else {
-             fn = context.replace;
-           } // projection changed, recalculate _pivot
+               return isArrayLikeObject(array) ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), getIteratee(iteratee, 2)) : [];
+             });
+             /**
+              * This method is like `_.difference` except that it accepts `comparator`
+              * which is invoked to compare elements of `array` to `values`. The order and
+              * references of result values are determined by the first array. The comparator
+              * is invoked with two arguments: (arrVal, othVal).
+              *
+              * **Note:** Unlike `_.pullAllWith`, this method returns a new array.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {...Array} [values] The values to exclude.
+              * @param {Function} [comparator] The comparator invoked per element.
+              * @returns {Array} Returns the new array of filtered values.
+              * @example
+              *
+              * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];
+              *
+              * _.differenceWith(objects, [{ 'x': 1, 'y': 2 }], _.isEqual);
+              * // => [{ 'x': 2, 'y': 1 }]
+              */
 
+             var differenceWith = baseRest(function (array, values) {
+               var comparator = last(values);
 
-           var projection = context.projection;
-           var currTransform = projection.transform();
+               if (isArrayLikeObject(comparator)) {
+                 comparator = undefined$1;
+               }
 
-           if (!_prevTransform || currTransform.k !== _prevTransform.k || currTransform.x !== _prevTransform.x || currTransform.y !== _prevTransform.y) {
-             var nodes = utilGetAllNodes(entityIDs, context.graph());
-             var points = nodes.map(function (n) {
-               return projection(n.loc);
+               return isArrayLikeObject(array) ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), undefined$1, comparator) : [];
              });
-             _pivot = getPivot(points);
-             _prevAngle = undefined;
-           }
+             /**
+              * Creates a slice of `array` with `n` elements dropped from the beginning.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.5.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @param {number} [n=1] The number of elements to drop.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {Array} Returns the slice of `array`.
+              * @example
+              *
+              * _.drop([1, 2, 3]);
+              * // => [2, 3]
+              *
+              * _.drop([1, 2, 3], 2);
+              * // => [3]
+              *
+              * _.drop([1, 2, 3], 5);
+              * // => []
+              *
+              * _.drop([1, 2, 3], 0);
+              * // => [1, 2, 3]
+              */
 
-           var currMouse = context.map().mouse();
-           var currAngle = Math.atan2(currMouse[1] - _pivot[1], currMouse[0] - _pivot[0]);
-           if (typeof _prevAngle === 'undefined') _prevAngle = currAngle;
-           var delta = currAngle - _prevAngle;
-           fn(actionRotate(entityIDs, _pivot, delta, projection));
-           _prevTransform = currTransform;
-           _prevAngle = currAngle;
-           _prevGraph = context.graph();
-         }
+             function drop(array, n, guard) {
+               var length = array == null ? 0 : array.length;
 
-         function getPivot(points) {
-           var _pivot;
+               if (!length) {
+                 return [];
+               }
 
-           if (points.length === 1) {
-             _pivot = points[0];
-           } else if (points.length === 2) {
-             _pivot = geoVecInterp(points[0], points[1], 0.5);
-           } else {
-             var polygonHull = d3_polygonHull(points);
+               n = guard || n === undefined$1 ? 1 : toInteger(n);
+               return baseSlice(array, n < 0 ? 0 : n, length);
+             }
+             /**
+              * Creates a slice of `array` with `n` elements dropped from the end.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @param {number} [n=1] The number of elements to drop.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {Array} Returns the slice of `array`.
+              * @example
+              *
+              * _.dropRight([1, 2, 3]);
+              * // => [1, 2]
+              *
+              * _.dropRight([1, 2, 3], 2);
+              * // => [1]
+              *
+              * _.dropRight([1, 2, 3], 5);
+              * // => []
+              *
+              * _.dropRight([1, 2, 3], 0);
+              * // => [1, 2, 3]
+              */
 
-             if (polygonHull.length === 2) {
-               _pivot = geoVecInterp(points[0], points[1], 0.5);
-             } else {
-               _pivot = d3_polygonCentroid(d3_polygonHull(points));
+
+             function dropRight(array, n, guard) {
+               var length = array == null ? 0 : array.length;
+
+               if (!length) {
+                 return [];
+               }
+
+               n = guard || n === undefined$1 ? 1 : toInteger(n);
+               n = length - n;
+               return baseSlice(array, 0, n < 0 ? 0 : n);
              }
-           }
+             /**
+              * Creates a slice of `array` excluding elements dropped from the end.
+              * Elements are dropped until `predicate` returns falsey. The predicate is
+              * invoked with three arguments: (value, index, array).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the slice of `array`.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney',  'active': true },
+              *   { 'user': 'fred',    'active': false },
+              *   { 'user': 'pebbles', 'active': false }
+              * ];
+              *
+              * _.dropRightWhile(users, function(o) { return !o.active; });
+              * // => objects for ['barney']
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.dropRightWhile(users, { 'user': 'pebbles', 'active': false });
+              * // => objects for ['barney', 'fred']
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.dropRightWhile(users, ['active', false]);
+              * // => objects for ['barney']
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.dropRightWhile(users, 'active');
+              * // => objects for ['barney', 'fred', 'pebbles']
+              */
 
-           return _pivot;
-         }
 
-         function finish(d3_event) {
-           d3_event.stopPropagation();
-           context.replace(actionNoop(), annotation);
-           context.enter(modeSelect(context, entityIDs));
-         }
+             function dropRightWhile(array, predicate) {
+               return array && array.length ? baseWhile(array, getIteratee(predicate, 3), true, true) : [];
+             }
+             /**
+              * Creates a slice of `array` excluding elements dropped from the beginning.
+              * Elements are dropped until `predicate` returns falsey. The predicate is
+              * invoked with three arguments: (value, index, array).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the slice of `array`.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney',  'active': false },
+              *   { 'user': 'fred',    'active': false },
+              *   { 'user': 'pebbles', 'active': true }
+              * ];
+              *
+              * _.dropWhile(users, function(o) { return !o.active; });
+              * // => objects for ['pebbles']
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.dropWhile(users, { 'user': 'barney', 'active': false });
+              * // => objects for ['fred', 'pebbles']
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.dropWhile(users, ['active', false]);
+              * // => objects for ['pebbles']
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.dropWhile(users, 'active');
+              * // => objects for ['barney', 'fred', 'pebbles']
+              */
 
-         function cancel() {
-           context.pop();
-           context.enter(modeSelect(context, entityIDs));
-         }
 
-         function undone() {
-           context.enter(modeBrowse(context));
-         }
+             function dropWhile(array, predicate) {
+               return array && array.length ? baseWhile(array, getIteratee(predicate, 3), true) : [];
+             }
+             /**
+              * Fills elements of `array` with `value` from `start` up to, but not
+              * including, `end`.
+              *
+              * **Note:** This method mutates `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.2.0
+              * @category Array
+              * @param {Array} array The array to fill.
+              * @param {*} value The value to fill `array` with.
+              * @param {number} [start=0] The start position.
+              * @param {number} [end=array.length] The end position.
+              * @returns {Array} Returns `array`.
+              * @example
+              *
+              * var array = [1, 2, 3];
+              *
+              * _.fill(array, 'a');
+              * console.log(array);
+              * // => ['a', 'a', 'a']
+              *
+              * _.fill(Array(3), 2);
+              * // => [2, 2, 2]
+              *
+              * _.fill([4, 6, 8, 10], '*', 1, 3);
+              * // => [4, '*', '*', 10]
+              */
 
-         mode.enter = function () {
-           context.features().forceVisible(entityIDs);
-           behaviors.forEach(context.install);
-           context.surface().on('mousemove.rotate', doRotate).on('click.rotate', finish);
-           context.history().on('undone.rotate', undone);
-           keybinding.on('⎋', cancel).on('↩', finish);
-           select(document).call(keybinding);
-         };
 
-         mode.exit = function () {
-           behaviors.forEach(context.uninstall);
-           context.surface().on('mousemove.rotate', null).on('click.rotate', null);
-           context.history().on('undone.rotate', null);
-           select(document).call(keybinding.unbind);
-           context.features().forceVisible([]);
-         };
+             function fill(array, value, start, end) {
+               var length = array == null ? 0 : array.length;
 
-         mode.selectedIDs = function () {
-           if (!arguments.length) return entityIDs; // no assign
+               if (!length) {
+                 return [];
+               }
 
-           return mode;
-         };
+               if (start && typeof start != 'number' && isIterateeCall(array, value, start)) {
+                 start = 0;
+                 end = length;
+               }
 
-         return mode;
-       }
+               return baseFill(array, value, start, end);
+             }
+             /**
+              * This method is like `_.find` except that it returns the index of the first
+              * element `predicate` returns truthy for instead of the element itself.
+              *
+              * @static
+              * @memberOf _
+              * @since 1.1.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @param {number} [fromIndex=0] The index to search from.
+              * @returns {number} Returns the index of the found element, else `-1`.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney',  'active': false },
+              *   { 'user': 'fred',    'active': false },
+              *   { 'user': 'pebbles', 'active': true }
+              * ];
+              *
+              * _.findIndex(users, function(o) { return o.user == 'barney'; });
+              * // => 0
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.findIndex(users, { 'user': 'fred', 'active': false });
+              * // => 1
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.findIndex(users, ['active', false]);
+              * // => 0
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.findIndex(users, 'active');
+              * // => 2
+              */
 
-       function operationRotate(context, selectedIDs) {
-         var multi = selectedIDs.length === 1 ? 'single' : 'multiple';
-         var nodes = utilGetAllNodes(selectedIDs, context.graph());
-         var coords = nodes.map(function (n) {
-           return n.loc;
-         });
-         var extent = utilTotalExtent(selectedIDs, context.graph());
 
-         var operation = function operation() {
-           context.enter(modeRotate(context, selectedIDs));
-         };
+             function findIndex(array, predicate, fromIndex) {
+               var length = array == null ? 0 : array.length;
 
-         operation.available = function () {
-           return nodes.length >= 2;
-         };
+               if (!length) {
+                 return -1;
+               }
 
-         operation.disabled = function () {
-           if (extent.percentContainedIn(context.map().extent()) < 0.8) {
-             return 'too_large';
-           } else if (someMissing()) {
-             return 'not_downloaded';
-           } else if (selectedIDs.some(context.hasHiddenConnections)) {
-             return 'connected_to_hidden';
-           } else if (selectedIDs.some(incompleteRelation)) {
-             return 'incomplete_relation';
-           }
+               var index = fromIndex == null ? 0 : toInteger(fromIndex);
 
-           return false;
+               if (index < 0) {
+                 index = nativeMax(length + index, 0);
+               }
 
-           function someMissing() {
-             if (context.inIntro()) return false;
-             var osm = context.connection();
+               return baseFindIndex(array, getIteratee(predicate, 3), index);
+             }
+             /**
+              * This method is like `_.findIndex` except that it iterates over elements
+              * of `collection` from right to left.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.0.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @param {number} [fromIndex=array.length-1] The index to search from.
+              * @returns {number} Returns the index of the found element, else `-1`.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney',  'active': true },
+              *   { 'user': 'fred',    'active': false },
+              *   { 'user': 'pebbles', 'active': false }
+              * ];
+              *
+              * _.findLastIndex(users, function(o) { return o.user == 'pebbles'; });
+              * // => 2
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.findLastIndex(users, { 'user': 'barney', 'active': true });
+              * // => 0
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.findLastIndex(users, ['active', false]);
+              * // => 2
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.findLastIndex(users, 'active');
+              * // => 0
+              */
 
-             if (osm) {
-               var missing = coords.filter(function (loc) {
-                 return !osm.isDataLoaded(loc);
-               });
 
-               if (missing.length) {
-                 missing.forEach(function (loc) {
-                   context.loadTileAtLoc(loc);
-                 });
-                 return true;
+             function findLastIndex(array, predicate, fromIndex) {
+               var length = array == null ? 0 : array.length;
+
+               if (!length) {
+                 return -1;
+               }
+
+               var index = length - 1;
+
+               if (fromIndex !== undefined$1) {
+                 index = toInteger(fromIndex);
+                 index = fromIndex < 0 ? nativeMax(length + index, 0) : nativeMin(index, length - 1);
                }
+
+               return baseFindIndex(array, getIteratee(predicate, 3), index, true);
              }
+             /**
+              * Flattens `array` a single level deep.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {Array} array The array to flatten.
+              * @returns {Array} Returns the new flattened array.
+              * @example
+              *
+              * _.flatten([1, [2, [3, [4]], 5]]);
+              * // => [1, 2, [3, [4]], 5]
+              */
 
-             return false;
-           }
 
-           function incompleteRelation(id) {
-             var entity = context.entity(id);
-             return entity.type === 'relation' && !entity.isComplete(context.graph());
-           }
-         };
+             function flatten(array) {
+               var length = array == null ? 0 : array.length;
+               return length ? baseFlatten(array, 1) : [];
+             }
+             /**
+              * Recursively flattens `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Array
+              * @param {Array} array The array to flatten.
+              * @returns {Array} Returns the new flattened array.
+              * @example
+              *
+              * _.flattenDeep([1, [2, [3, [4]], 5]]);
+              * // => [1, 2, 3, 4, 5]
+              */
 
-         operation.tooltip = function () {
-           var disable = operation.disabled();
-           return disable ? _t('operations.rotate.' + disable + '.' + multi) : _t('operations.rotate.description.' + multi);
-         };
 
-         operation.annotation = function () {
-           return selectedIDs.length === 1 ? _t('operations.rotate.annotation.' + context.graph().geometry(selectedIDs[0])) : _t('operations.rotate.annotation.feature', {
-             n: selectedIDs.length
-           });
-         };
+             function flattenDeep(array) {
+               var length = array == null ? 0 : array.length;
+               return length ? baseFlatten(array, INFINITY) : [];
+             }
+             /**
+              * Recursively flatten `array` up to `depth` times.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.4.0
+              * @category Array
+              * @param {Array} array The array to flatten.
+              * @param {number} [depth=1] The maximum recursion depth.
+              * @returns {Array} Returns the new flattened array.
+              * @example
+              *
+              * var array = [1, [2, [3, [4]], 5]];
+              *
+              * _.flattenDepth(array, 1);
+              * // => [1, 2, [3, [4]], 5]
+              *
+              * _.flattenDepth(array, 2);
+              * // => [1, 2, 3, [4], 5]
+              */
 
-         operation.id = 'rotate';
-         operation.keys = [_t('operations.rotate.key')];
-         operation.title = _t('operations.rotate.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         operation.mouseOnly = true;
-         return operation;
-       }
 
-       function modeMove(context, entityIDs, baseGraph) {
-         var mode = {
-           id: 'move',
-           button: 'browse'
-         };
-         var keybinding = utilKeybinding('move');
-         var behaviors = [behaviorEdit(context), operationCircularize(context, entityIDs).behavior, operationDelete(context, entityIDs).behavior, operationOrthogonalize(context, entityIDs).behavior, operationReflectLong(context, entityIDs).behavior, operationReflectShort(context, entityIDs).behavior, operationRotate(context, entityIDs).behavior];
-         var annotation = entityIDs.length === 1 ? _t('operations.move.annotation.' + context.graph().geometry(entityIDs[0])) : _t('operations.move.annotation.feature', {
-           n: entityIDs.length
-         });
+             function flattenDepth(array, depth) {
+               var length = array == null ? 0 : array.length;
 
-         var _prevGraph;
+               if (!length) {
+                 return [];
+               }
 
-         var _cache;
+               depth = depth === undefined$1 ? 1 : toInteger(depth);
+               return baseFlatten(array, depth);
+             }
+             /**
+              * The inverse of `_.toPairs`; this method returns an object composed
+              * from key-value `pairs`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} pairs The key-value pairs.
+              * @returns {Object} Returns the new object.
+              * @example
+              *
+              * _.fromPairs([['a', 1], ['b', 2]]);
+              * // => { 'a': 1, 'b': 2 }
+              */
 
-         var _origin;
 
-         var _nudgeInterval;
+             function fromPairs(pairs) {
+               var index = -1,
+                   length = pairs == null ? 0 : pairs.length,
+                   result = {};
 
-         function doMove(nudge) {
-           nudge = nudge || [0, 0];
-           var fn;
+               while (++index < length) {
+                 var pair = pairs[index];
+                 result[pair[0]] = pair[1];
+               }
 
-           if (_prevGraph !== context.graph()) {
-             _cache = {};
-             _origin = context.map().mouseCoordinates();
-             fn = context.perform;
-           } else {
-             fn = context.overwrite;
-           }
+               return result;
+             }
+             /**
+              * Gets the first element of `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @alias first
+              * @category Array
+              * @param {Array} array The array to query.
+              * @returns {*} Returns the first element of `array`.
+              * @example
+              *
+              * _.head([1, 2, 3]);
+              * // => 1
+              *
+              * _.head([]);
+              * // => undefined
+              */
 
-           var currMouse = context.map().mouse();
-           var origMouse = context.projection(_origin);
-           var delta = geoVecSubtract(geoVecSubtract(currMouse, origMouse), nudge);
-           fn(actionMove(entityIDs, delta, context.projection, _cache));
-           _prevGraph = context.graph();
-         }
 
-         function startNudge(nudge) {
-           if (_nudgeInterval) window.clearInterval(_nudgeInterval);
-           _nudgeInterval = window.setInterval(function () {
-             context.map().pan(nudge);
-             doMove(nudge);
-           }, 50);
-         }
+             function head(array) {
+               return array && array.length ? array[0] : undefined$1;
+             }
+             /**
+              * Gets the index at which the first occurrence of `value` is found in `array`
+              * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+              * for equality comparisons. If `fromIndex` is negative, it's used as the
+              * offset from the end of `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {*} value The value to search for.
+              * @param {number} [fromIndex=0] The index to search from.
+              * @returns {number} Returns the index of the matched value, else `-1`.
+              * @example
+              *
+              * _.indexOf([1, 2, 1, 2], 2);
+              * // => 1
+              *
+              * // Search from the `fromIndex`.
+              * _.indexOf([1, 2, 1, 2], 2, 2);
+              * // => 3
+              */
 
-         function stopNudge() {
-           if (_nudgeInterval) {
-             window.clearInterval(_nudgeInterval);
-             _nudgeInterval = null;
-           }
-         }
 
-         function move() {
-           doMove();
-           var nudge = geoViewportEdge(context.map().mouse(), context.map().dimensions());
+             function indexOf(array, value, fromIndex) {
+               var length = array == null ? 0 : array.length;
 
-           if (nudge) {
-             startNudge(nudge);
-           } else {
-             stopNudge();
-           }
-         }
+               if (!length) {
+                 return -1;
+               }
 
-         function finish(d3_event) {
-           d3_event.stopPropagation();
-           context.replace(actionNoop(), annotation);
-           context.enter(modeSelect(context, entityIDs));
-           stopNudge();
-         }
+               var index = fromIndex == null ? 0 : toInteger(fromIndex);
 
-         function cancel() {
-           if (baseGraph) {
-             while (context.graph() !== baseGraph) {
-               context.pop();
+               if (index < 0) {
+                 index = nativeMax(length + index, 0);
+               }
+
+               return baseIndexOf(array, value, index);
              }
+             /**
+              * Gets all but the last element of `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @returns {Array} Returns the slice of `array`.
+              * @example
+              *
+              * _.initial([1, 2, 3]);
+              * // => [1, 2]
+              */
 
-             context.enter(modeBrowse(context));
-           } else {
-             context.pop();
-             context.enter(modeSelect(context, entityIDs));
-           }
 
-           stopNudge();
-         }
+             function initial(array) {
+               var length = array == null ? 0 : array.length;
+               return length ? baseSlice(array, 0, -1) : [];
+             }
+             /**
+              * Creates an array of unique values that are included in all given arrays
+              * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+              * for equality comparisons. The order and references of result values are
+              * determined by the first array.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {...Array} [arrays] The arrays to inspect.
+              * @returns {Array} Returns the new array of intersecting values.
+              * @example
+              *
+              * _.intersection([2, 1], [2, 3]);
+              * // => [2]
+              */
 
-         function undone() {
-           context.enter(modeBrowse(context));
-         }
 
-         mode.enter = function () {
-           _origin = context.map().mouseCoordinates();
-           _prevGraph = null;
-           _cache = {};
-           context.features().forceVisible(entityIDs);
-           behaviors.forEach(context.install);
-           context.surface().on('mousemove.move', move).on('click.move', finish);
-           context.history().on('undone.move', undone);
-           keybinding.on('⎋', cancel).on('↩', finish);
-           select(document).call(keybinding);
-         };
+             var intersection = baseRest(function (arrays) {
+               var mapped = arrayMap(arrays, castArrayLikeObject);
+               return mapped.length && mapped[0] === arrays[0] ? baseIntersection(mapped) : [];
+             });
+             /**
+              * This method is like `_.intersection` except that it accepts `iteratee`
+              * which is invoked for each element of each `arrays` to generate the criterion
+              * by which they're compared. The order and references of result values are
+              * determined by the first array. The iteratee is invoked with one argument:
+              * (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {...Array} [arrays] The arrays to inspect.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {Array} Returns the new array of intersecting values.
+              * @example
+              *
+              * _.intersectionBy([2.1, 1.2], [2.3, 3.4], Math.floor);
+              * // => [2.1]
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.intersectionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');
+              * // => [{ 'x': 1 }]
+              */
 
-         mode.exit = function () {
-           stopNudge();
-           behaviors.forEach(function (behavior) {
-             context.uninstall(behavior);
-           });
-           context.surface().on('mousemove.move', null).on('click.move', null);
-           context.history().on('undone.move', null);
-           select(document).call(keybinding.unbind);
-           context.features().forceVisible([]);
-         };
+             var intersectionBy = baseRest(function (arrays) {
+               var iteratee = last(arrays),
+                   mapped = arrayMap(arrays, castArrayLikeObject);
 
-         mode.selectedIDs = function () {
-           if (!arguments.length) return entityIDs; // no assign
+               if (iteratee === last(mapped)) {
+                 iteratee = undefined$1;
+               } else {
+                 mapped.pop();
+               }
 
-           return mode;
-         };
+               return mapped.length && mapped[0] === arrays[0] ? baseIntersection(mapped, getIteratee(iteratee, 2)) : [];
+             });
+             /**
+              * This method is like `_.intersection` except that it accepts `comparator`
+              * which is invoked to compare elements of `arrays`. The order and references
+              * of result values are determined by the first array. The comparator is
+              * invoked with two arguments: (arrVal, othVal).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {...Array} [arrays] The arrays to inspect.
+              * @param {Function} [comparator] The comparator invoked per element.
+              * @returns {Array} Returns the new array of intersecting values.
+              * @example
+              *
+              * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];
+              * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];
+              *
+              * _.intersectionWith(objects, others, _.isEqual);
+              * // => [{ 'x': 1, 'y': 2 }]
+              */
 
-         return mode;
-       }
+             var intersectionWith = baseRest(function (arrays) {
+               var comparator = last(arrays),
+                   mapped = arrayMap(arrays, castArrayLikeObject);
+               comparator = typeof comparator == 'function' ? comparator : undefined$1;
 
-       function behaviorPaste(context) {
-         function doPaste(d3_event) {
-           // prevent paste during low zoom selection
-           if (!context.map().withinEditableZoom()) return;
-           d3_event.preventDefault();
-           var baseGraph = context.graph();
-           var mouse = context.map().mouse();
-           var projection = context.projection;
-           var viewport = geoExtent(projection.clipExtent()).polygon();
-           if (!geoPointInPolygon(mouse, viewport)) return;
-           var oldIDs = context.copyIDs();
-           if (!oldIDs.length) return;
-           var extent = geoExtent();
-           var oldGraph = context.copyGraph();
-           var newIDs = [];
-           var action = actionCopyEntities(oldIDs, oldGraph);
-           context.perform(action);
-           var copies = action.copies();
-           var originals = new Set();
-           Object.values(copies).forEach(function (entity) {
-             originals.add(entity.id);
-           });
+               if (comparator) {
+                 mapped.pop();
+               }
 
-           for (var id in copies) {
-             var oldEntity = oldGraph.entity(id);
-             var newEntity = copies[id];
+               return mapped.length && mapped[0] === arrays[0] ? baseIntersection(mapped, undefined$1, comparator) : [];
+             });
+             /**
+              * Converts all elements in `array` into a string separated by `separator`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to convert.
+              * @param {string} [separator=','] The element separator.
+              * @returns {string} Returns the joined string.
+              * @example
+              *
+              * _.join(['a', 'b', 'c'], '~');
+              * // => 'a~b~c'
+              */
 
-             extent._extend(oldEntity.extent(oldGraph)); // Exclude child nodes from newIDs if their parent way was also copied.
+             function join(array, separator) {
+               return array == null ? '' : nativeJoin.call(array, separator);
+             }
+             /**
+              * Gets the last element of `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @returns {*} Returns the last element of `array`.
+              * @example
+              *
+              * _.last([1, 2, 3]);
+              * // => 3
+              */
+
+
+             function last(array) {
+               var length = array == null ? 0 : array.length;
+               return length ? array[length - 1] : undefined$1;
+             }
+             /**
+              * This method is like `_.indexOf` except that it iterates over elements of
+              * `array` from right to left.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {*} value The value to search for.
+              * @param {number} [fromIndex=array.length-1] The index to search from.
+              * @returns {number} Returns the index of the matched value, else `-1`.
+              * @example
+              *
+              * _.lastIndexOf([1, 2, 1, 2], 2);
+              * // => 3
+              *
+              * // Search from the `fromIndex`.
+              * _.lastIndexOf([1, 2, 1, 2], 2, 2);
+              * // => 1
+              */
 
 
-             var parents = context.graph().parentWays(newEntity);
-             var parentCopied = parents.some(function (parent) {
-               return originals.has(parent.id);
-             });
+             function lastIndexOf(array, value, fromIndex) {
+               var length = array == null ? 0 : array.length;
 
-             if (!parentCopied) {
-               newIDs.push(newEntity.id);
-             }
-           } // Put pasted objects where mouse pointer is..
+               if (!length) {
+                 return -1;
+               }
 
+               var index = length;
 
-           var copyPoint = context.copyLonLat() && projection(context.copyLonLat()) || projection(extent.center());
-           var delta = geoVecSubtract(mouse, copyPoint);
-           context.perform(actionMove(newIDs, delta, projection));
-           context.enter(modeMove(context, newIDs, baseGraph));
-         }
+               if (fromIndex !== undefined$1) {
+                 index = toInteger(fromIndex);
+                 index = index < 0 ? nativeMax(length + index, 0) : nativeMin(index, length - 1);
+               }
 
-         function behavior() {
-           context.keybinding().on(uiCmd('⌘V'), doPaste);
-           return behavior;
-         }
+               return value === value ? strictLastIndexOf(array, value, index) : baseFindIndex(array, baseIsNaN, index, true);
+             }
+             /**
+              * Gets the element at index `n` of `array`. If `n` is negative, the nth
+              * element from the end is returned.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.11.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @param {number} [n=0] The index of the element to return.
+              * @returns {*} Returns the nth element of `array`.
+              * @example
+              *
+              * var array = ['a', 'b', 'c', 'd'];
+              *
+              * _.nth(array, 1);
+              * // => 'b'
+              *
+              * _.nth(array, -2);
+              * // => 'c';
+              */
 
-         behavior.off = function () {
-           context.keybinding().off(uiCmd('⌘V'));
-         };
 
-         return behavior;
-       }
+             function nth(array, n) {
+               return array && array.length ? baseNth(array, toInteger(n)) : undefined$1;
+             }
+             /**
+              * Removes all given values from `array` using
+              * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+              * for equality comparisons.
+              *
+              * **Note:** Unlike `_.without`, this method mutates `array`. Use `_.remove`
+              * to remove elements from an array by predicate.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.0.0
+              * @category Array
+              * @param {Array} array The array to modify.
+              * @param {...*} [values] The values to remove.
+              * @returns {Array} Returns `array`.
+              * @example
+              *
+              * var array = ['a', 'b', 'c', 'a', 'b', 'c'];
+              *
+              * _.pull(array, 'a', 'c');
+              * console.log(array);
+              * // => ['b', 'b']
+              */
 
-       // `String.prototype.repeat` method
-       // https://tc39.es/ecma262/#sec-string.prototype.repeat
-       _export({ target: 'String', proto: true }, {
-         repeat: stringRepeat
-       });
 
-       /*
-           `behaviorDrag` is like `d3_behavior.drag`, with the following differences:
+             var pull = baseRest(pullAll);
+             /**
+              * This method is like `_.pull` except that it accepts an array of values to remove.
+              *
+              * **Note:** Unlike `_.difference`, this method mutates `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to modify.
+              * @param {Array} values The values to remove.
+              * @returns {Array} Returns `array`.
+              * @example
+              *
+              * var array = ['a', 'b', 'c', 'a', 'b', 'c'];
+              *
+              * _.pullAll(array, ['a', 'c']);
+              * console.log(array);
+              * // => ['b', 'b']
+              */
 
-           * The `origin` function is expected to return an [x, y] tuple rather than an
-             {x, y} object.
-           * The events are `start`, `move`, and `end`.
-             (https://github.com/mbostock/d3/issues/563)
-           * The `start` event is not dispatched until the first cursor movement occurs.
-             (https://github.com/mbostock/d3/pull/368)
-           * The `move` event has a `point` and `delta` [x, y] tuple properties rather
-             than `x`, `y`, `dx`, and `dy` properties.
-           * The `end` event is not dispatched if no movement occurs.
-           * An `off` function is available that unbinds the drag's internal event handlers.
-        */
+             function pullAll(array, values) {
+               return array && array.length && values && values.length ? basePullAll(array, values) : array;
+             }
+             /**
+              * This method is like `_.pullAll` except that it accepts `iteratee` which is
+              * invoked for each element of `array` and `values` to generate the criterion
+              * by which they're compared. The iteratee is invoked with one argument: (value).
+              *
+              * **Note:** Unlike `_.differenceBy`, this method mutates `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to modify.
+              * @param {Array} values The values to remove.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {Array} Returns `array`.
+              * @example
+              *
+              * var array = [{ 'x': 1 }, { 'x': 2 }, { 'x': 3 }, { 'x': 1 }];
+              *
+              * _.pullAllBy(array, [{ 'x': 1 }, { 'x': 3 }], 'x');
+              * console.log(array);
+              * // => [{ 'x': 2 }]
+              */
 
-       function behaviorDrag() {
-         var dispatch$1 = dispatch('start', 'move', 'end'); // see also behaviorSelect
 
-         var _tolerancePx = 1; // keep this low to facilitate pixel-perfect micromapping
+             function pullAllBy(array, values, iteratee) {
+               return array && array.length && values && values.length ? basePullAll(array, values, getIteratee(iteratee, 2)) : array;
+             }
+             /**
+              * This method is like `_.pullAll` except that it accepts `comparator` which
+              * is invoked to compare elements of `array` to `values`. The comparator is
+              * invoked with two arguments: (arrVal, othVal).
+              *
+              * **Note:** Unlike `_.differenceWith`, this method mutates `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.6.0
+              * @category Array
+              * @param {Array} array The array to modify.
+              * @param {Array} values The values to remove.
+              * @param {Function} [comparator] The comparator invoked per element.
+              * @returns {Array} Returns `array`.
+              * @example
+              *
+              * var array = [{ 'x': 1, 'y': 2 }, { 'x': 3, 'y': 4 }, { 'x': 5, 'y': 6 }];
+              *
+              * _.pullAllWith(array, [{ 'x': 3, 'y': 4 }], _.isEqual);
+              * console.log(array);
+              * // => [{ 'x': 1, 'y': 2 }, { 'x': 5, 'y': 6 }]
+              */
 
-         var _penTolerancePx = 4; // styluses can be touchy so require greater movement - #1981
 
-         var _origin = null;
-         var _selector = '';
+             function pullAllWith(array, values, comparator) {
+               return array && array.length && values && values.length ? basePullAll(array, values, undefined$1, comparator) : array;
+             }
+             /**
+              * Removes elements from `array` corresponding to `indexes` and returns an
+              * array of removed elements.
+              *
+              * **Note:** Unlike `_.at`, this method mutates `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Array
+              * @param {Array} array The array to modify.
+              * @param {...(number|number[])} [indexes] The indexes of elements to remove.
+              * @returns {Array} Returns the new array of removed elements.
+              * @example
+              *
+              * var array = ['a', 'b', 'c', 'd'];
+              * var pulled = _.pullAt(array, [1, 3]);
+              *
+              * console.log(array);
+              * // => ['a', 'c']
+              *
+              * console.log(pulled);
+              * // => ['b', 'd']
+              */
 
-         var _targetNode;
 
-         var _targetEntity;
+             var pullAt = flatRest(function (array, indexes) {
+               var length = array == null ? 0 : array.length,
+                   result = baseAt(array, indexes);
+               basePullAt(array, arrayMap(indexes, function (index) {
+                 return isIndex(index, length) ? +index : index;
+               }).sort(compareAscending));
+               return result;
+             });
+             /**
+              * Removes all elements from `array` that `predicate` returns truthy for
+              * and returns an array of the removed elements. The predicate is invoked
+              * with three arguments: (value, index, array).
+              *
+              * **Note:** Unlike `_.filter`, this method mutates `array`. Use `_.pull`
+              * to pull elements from an array by value.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.0.0
+              * @category Array
+              * @param {Array} array The array to modify.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the new array of removed elements.
+              * @example
+              *
+              * var array = [1, 2, 3, 4];
+              * var evens = _.remove(array, function(n) {
+              *   return n % 2 == 0;
+              * });
+              *
+              * console.log(array);
+              * // => [1, 3]
+              *
+              * console.log(evens);
+              * // => [2, 4]
+              */
 
-         var _surface;
+             function remove(array, predicate) {
+               var result = [];
 
-         var _pointerId; // use pointer events on supported platforms; fallback to mouse events
+               if (!(array && array.length)) {
+                 return result;
+               }
 
+               var index = -1,
+                   indexes = [],
+                   length = array.length;
+               predicate = getIteratee(predicate, 3);
 
-         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
+               while (++index < length) {
+                 var value = array[index];
 
-         var d3_event_userSelectProperty = utilPrefixCSSProperty('UserSelect');
+                 if (predicate(value, index, array)) {
+                   result.push(value);
+                   indexes.push(index);
+                 }
+               }
 
-         var d3_event_userSelectSuppress = function d3_event_userSelectSuppress() {
-           var selection$1 = selection();
-           var select = selection$1.style(d3_event_userSelectProperty);
-           selection$1.style(d3_event_userSelectProperty, 'none');
-           return function () {
-             selection$1.style(d3_event_userSelectProperty, select);
-           };
-         };
+               basePullAt(array, indexes);
+               return result;
+             }
+             /**
+              * Reverses `array` so that the first element becomes the last, the second
+              * element becomes the second to last, and so on.
+              *
+              * **Note:** This method mutates `array` and is based on
+              * [`Array#reverse`](https://mdn.io/Array/reverse).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to modify.
+              * @returns {Array} Returns `array`.
+              * @example
+              *
+              * var array = [1, 2, 3];
+              *
+              * _.reverse(array);
+              * // => [3, 2, 1]
+              *
+              * console.log(array);
+              * // => [3, 2, 1]
+              */
 
-         function pointerdown(d3_event) {
-           if (_pointerId) return;
-           _pointerId = d3_event.pointerId || 'mouse';
-           _targetNode = this; // only force reflow once per drag
 
-           var pointerLocGetter = utilFastMouse(_surface || _targetNode.parentNode);
-           var offset;
-           var startOrigin = pointerLocGetter(d3_event);
-           var started = false;
-           var selectEnable = d3_event_userSelectSuppress();
-           select(window).on(_pointerPrefix + 'move.drag', pointermove).on(_pointerPrefix + 'up.drag pointercancel.drag', pointerup, true);
+             function reverse(array) {
+               return array == null ? array : nativeReverse.call(array);
+             }
+             /**
+              * Creates a slice of `array` from `start` up to, but not including, `end`.
+              *
+              * **Note:** This method is used instead of
+              * [`Array#slice`](https://mdn.io/Array/slice) to ensure dense arrays are
+              * returned.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Array
+              * @param {Array} array The array to slice.
+              * @param {number} [start=0] The start position.
+              * @param {number} [end=array.length] The end position.
+              * @returns {Array} Returns the slice of `array`.
+              */
 
-           if (_origin) {
-             offset = _origin.call(_targetNode, _targetEntity);
-             offset = [offset[0] - startOrigin[0], offset[1] - startOrigin[1]];
-           } else {
-             offset = [0, 0];
-           }
 
-           d3_event.stopPropagation();
+             function slice(array, start, end) {
+               var length = array == null ? 0 : array.length;
 
-           function pointermove(d3_event) {
-             if (_pointerId !== (d3_event.pointerId || 'mouse')) return;
-             var p = pointerLocGetter(d3_event);
+               if (!length) {
+                 return [];
+               }
 
-             if (!started) {
-               var dist = geoVecLength(startOrigin, p);
-               var tolerance = d3_event.pointerType === 'pen' ? _penTolerancePx : _tolerancePx; // don't start until the drag has actually moved somewhat
+               if (end && typeof end != 'number' && isIterateeCall(array, start, end)) {
+                 start = 0;
+                 end = length;
+               } else {
+                 start = start == null ? 0 : toInteger(start);
+                 end = end === undefined$1 ? length : toInteger(end);
+               }
 
-               if (dist < tolerance) return;
-               started = true;
-               dispatch$1.call('start', this, d3_event, _targetEntity); // Don't send a `move` event in the same cycle as `start` since dragging
-               // a midpoint will convert the target to a node.
-             } else {
-               startOrigin = p;
-               d3_event.stopPropagation();
-               d3_event.preventDefault();
-               var dx = p[0] - startOrigin[0];
-               var dy = p[1] - startOrigin[1];
-               dispatch$1.call('move', this, d3_event, _targetEntity, [p[0] + offset[0], p[1] + offset[1]], [dx, dy]);
+               return baseSlice(array, start, end);
              }
-           }
+             /**
+              * Uses a binary search to determine the lowest index at which `value`
+              * should be inserted into `array` in order to maintain its sort order.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {Array} array The sorted array to inspect.
+              * @param {*} value The value to evaluate.
+              * @returns {number} Returns the index at which `value` should be inserted
+              *  into `array`.
+              * @example
+              *
+              * _.sortedIndex([30, 50], 40);
+              * // => 1
+              */
 
-           function pointerup(d3_event) {
-             if (_pointerId !== (d3_event.pointerId || 'mouse')) return;
-             _pointerId = null;
 
-             if (started) {
-               dispatch$1.call('end', this, d3_event, _targetEntity);
-               d3_event.preventDefault();
+             function sortedIndex(array, value) {
+               return baseSortedIndex(array, value);
              }
+             /**
+              * This method is like `_.sortedIndex` except that it accepts `iteratee`
+              * which is invoked for `value` and each element of `array` to compute their
+              * sort ranking. The iteratee is invoked with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The sorted array to inspect.
+              * @param {*} value The value to evaluate.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {number} Returns the index at which `value` should be inserted
+              *  into `array`.
+              * @example
+              *
+              * var objects = [{ 'x': 4 }, { 'x': 5 }];
+              *
+              * _.sortedIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });
+              * // => 0
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.sortedIndexBy(objects, { 'x': 4 }, 'x');
+              * // => 0
+              */
 
-             select(window).on(_pointerPrefix + 'move.drag', null).on(_pointerPrefix + 'up.drag pointercancel.drag', null);
-             selectEnable();
-           }
-         }
 
-         function behavior(selection) {
-           var matchesSelector = utilPrefixDOMProperty('matchesSelector');
-           var delegate = pointerdown;
+             function sortedIndexBy(array, value, iteratee) {
+               return baseSortedIndexBy(array, value, getIteratee(iteratee, 2));
+             }
+             /**
+              * This method is like `_.indexOf` except that it performs a binary
+              * search on a sorted `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {*} value The value to search for.
+              * @returns {number} Returns the index of the matched value, else `-1`.
+              * @example
+              *
+              * _.sortedIndexOf([4, 5, 5, 5, 6], 5);
+              * // => 1
+              */
 
-           if (_selector) {
-             delegate = function delegate(d3_event) {
-               var root = this;
-               var target = d3_event.target;
 
-               for (; target && target !== root; target = target.parentNode) {
-                 var datum = target.__data__;
-                 _targetEntity = datum instanceof osmNote ? datum : datum && datum.properties && datum.properties.entity;
+             function sortedIndexOf(array, value) {
+               var length = array == null ? 0 : array.length;
 
-                 if (_targetEntity && target[matchesSelector](_selector)) {
-                   return pointerdown.call(target, d3_event);
+               if (length) {
+                 var index = baseSortedIndex(array, value);
+
+                 if (index < length && eq(array[index], value)) {
+                   return index;
                  }
                }
-             };
-           }
 
-           selection.on(_pointerPrefix + 'down.drag' + _selector, delegate);
-         }
+               return -1;
+             }
+             /**
+              * This method is like `_.sortedIndex` except that it returns the highest
+              * index at which `value` should be inserted into `array` in order to
+              * maintain its sort order.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Array
+              * @param {Array} array The sorted array to inspect.
+              * @param {*} value The value to evaluate.
+              * @returns {number} Returns the index at which `value` should be inserted
+              *  into `array`.
+              * @example
+              *
+              * _.sortedLastIndex([4, 5, 5, 5, 6], 5);
+              * // => 4
+              */
 
-         behavior.off = function (selection) {
-           selection.on(_pointerPrefix + 'down.drag' + _selector, null);
-         };
 
-         behavior.selector = function (_) {
-           if (!arguments.length) return _selector;
-           _selector = _;
-           return behavior;
-         };
+             function sortedLastIndex(array, value) {
+               return baseSortedIndex(array, value, true);
+             }
+             /**
+              * This method is like `_.sortedLastIndex` except that it accepts `iteratee`
+              * which is invoked for `value` and each element of `array` to compute their
+              * sort ranking. The iteratee is invoked with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The sorted array to inspect.
+              * @param {*} value The value to evaluate.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {number} Returns the index at which `value` should be inserted
+              *  into `array`.
+              * @example
+              *
+              * var objects = [{ 'x': 4 }, { 'x': 5 }];
+              *
+              * _.sortedLastIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });
+              * // => 1
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.sortedLastIndexBy(objects, { 'x': 4 }, 'x');
+              * // => 1
+              */
 
-         behavior.origin = function (_) {
-           if (!arguments.length) return _origin;
-           _origin = _;
-           return behavior;
-         };
 
-         behavior.cancel = function () {
-           select(window).on(_pointerPrefix + 'move.drag', null).on(_pointerPrefix + 'up.drag pointercancel.drag', null);
-           return behavior;
-         };
+             function sortedLastIndexBy(array, value, iteratee) {
+               return baseSortedIndexBy(array, value, getIteratee(iteratee, 2), true);
+             }
+             /**
+              * This method is like `_.lastIndexOf` except that it performs a binary
+              * search on a sorted `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {*} value The value to search for.
+              * @returns {number} Returns the index of the matched value, else `-1`.
+              * @example
+              *
+              * _.sortedLastIndexOf([4, 5, 5, 5, 6], 5);
+              * // => 3
+              */
 
-         behavior.targetNode = function (_) {
-           if (!arguments.length) return _targetNode;
-           _targetNode = _;
-           return behavior;
-         };
 
-         behavior.targetEntity = function (_) {
-           if (!arguments.length) return _targetEntity;
-           _targetEntity = _;
-           return behavior;
-         };
+             function sortedLastIndexOf(array, value) {
+               var length = array == null ? 0 : array.length;
 
-         behavior.surface = function (_) {
-           if (!arguments.length) return _surface;
-           _surface = _;
-           return behavior;
-         };
+               if (length) {
+                 var index = baseSortedIndex(array, value, true) - 1;
 
-         return utilRebind(behavior, dispatch$1, 'on');
-       }
+                 if (eq(array[index], value)) {
+                   return index;
+                 }
+               }
 
-       function modeDragNode(context) {
-         var mode = {
-           id: 'drag-node',
-           button: 'browse'
-         };
-         var hover = behaviorHover(context).altDisables(true).on('hover', context.ui().sidebar.hover);
-         var edit = behaviorEdit(context);
+               return -1;
+             }
+             /**
+              * This method is like `_.uniq` except that it's designed and optimized
+              * for sorted arrays.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @returns {Array} Returns the new duplicate free array.
+              * @example
+              *
+              * _.sortedUniq([1, 1, 2]);
+              * // => [1, 2]
+              */
 
-         var _nudgeInterval;
 
-         var _restoreSelectedIDs = [];
-         var _wasMidpoint = false;
-         var _isCancelled = false;
+             function sortedUniq(array) {
+               return array && array.length ? baseSortedUniq(array) : [];
+             }
+             /**
+              * This method is like `_.uniqBy` except that it's designed and optimized
+              * for sorted arrays.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {Function} [iteratee] The iteratee invoked per element.
+              * @returns {Array} Returns the new duplicate free array.
+              * @example
+              *
+              * _.sortedUniqBy([1.1, 1.2, 2.3, 2.4], Math.floor);
+              * // => [1.1, 2.3]
+              */
 
-         var _activeEntity;
 
-         var _startLoc;
+             function sortedUniqBy(array, iteratee) {
+               return array && array.length ? baseSortedUniq(array, getIteratee(iteratee, 2)) : [];
+             }
+             /**
+              * Gets all but the first element of `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @returns {Array} Returns the slice of `array`.
+              * @example
+              *
+              * _.tail([1, 2, 3]);
+              * // => [2, 3]
+              */
 
-         var _lastLoc;
 
-         function startNudge(d3_event, entity, nudge) {
-           if (_nudgeInterval) window.clearInterval(_nudgeInterval);
-           _nudgeInterval = window.setInterval(function () {
-             context.map().pan(nudge);
-             doMove(d3_event, entity, nudge);
-           }, 50);
-         }
+             function tail(array) {
+               var length = array == null ? 0 : array.length;
+               return length ? baseSlice(array, 1, length) : [];
+             }
+             /**
+              * Creates a slice of `array` with `n` elements taken from the beginning.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @param {number} [n=1] The number of elements to take.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {Array} Returns the slice of `array`.
+              * @example
+              *
+              * _.take([1, 2, 3]);
+              * // => [1]
+              *
+              * _.take([1, 2, 3], 2);
+              * // => [1, 2]
+              *
+              * _.take([1, 2, 3], 5);
+              * // => [1, 2, 3]
+              *
+              * _.take([1, 2, 3], 0);
+              * // => []
+              */
 
-         function stopNudge() {
-           if (_nudgeInterval) {
-             window.clearInterval(_nudgeInterval);
-             _nudgeInterval = null;
-           }
-         }
 
-         function moveAnnotation(entity) {
-           return _t('operations.move.annotation.' + entity.geometry(context.graph()));
-         }
+             function take(array, n, guard) {
+               if (!(array && array.length)) {
+                 return [];
+               }
 
-         function connectAnnotation(nodeEntity, targetEntity) {
-           var nodeGeometry = nodeEntity.geometry(context.graph());
-           var targetGeometry = targetEntity.geometry(context.graph());
+               n = guard || n === undefined$1 ? 1 : toInteger(n);
+               return baseSlice(array, 0, n < 0 ? 0 : n);
+             }
+             /**
+              * Creates a slice of `array` with `n` elements taken from the end.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @param {number} [n=1] The number of elements to take.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {Array} Returns the slice of `array`.
+              * @example
+              *
+              * _.takeRight([1, 2, 3]);
+              * // => [3]
+              *
+              * _.takeRight([1, 2, 3], 2);
+              * // => [2, 3]
+              *
+              * _.takeRight([1, 2, 3], 5);
+              * // => [1, 2, 3]
+              *
+              * _.takeRight([1, 2, 3], 0);
+              * // => []
+              */
 
-           if (nodeGeometry === 'vertex' && targetGeometry === 'vertex') {
-             var nodeParentWayIDs = context.graph().parentWays(nodeEntity);
-             var targetParentWayIDs = context.graph().parentWays(targetEntity);
-             var sharedParentWays = utilArrayIntersection(nodeParentWayIDs, targetParentWayIDs); // if both vertices are part of the same way
 
-             if (sharedParentWays.length !== 0) {
-               // if the nodes are next to each other, they are merged
-               if (sharedParentWays[0].areAdjacent(nodeEntity.id, targetEntity.id)) {
-                 return _t('operations.connect.annotation.from_vertex.to_adjacent_vertex');
+             function takeRight(array, n, guard) {
+               var length = array == null ? 0 : array.length;
+
+               if (!length) {
+                 return [];
                }
 
-               return _t('operations.connect.annotation.from_vertex.to_sibling_vertex');
+               n = guard || n === undefined$1 ? 1 : toInteger(n);
+               n = length - n;
+               return baseSlice(array, n < 0 ? 0 : n, length);
              }
-           }
+             /**
+              * Creates a slice of `array` with elements taken from the end. Elements are
+              * taken until `predicate` returns falsey. The predicate is invoked with
+              * three arguments: (value, index, array).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the slice of `array`.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney',  'active': true },
+              *   { 'user': 'fred',    'active': false },
+              *   { 'user': 'pebbles', 'active': false }
+              * ];
+              *
+              * _.takeRightWhile(users, function(o) { return !o.active; });
+              * // => objects for ['fred', 'pebbles']
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.takeRightWhile(users, { 'user': 'pebbles', 'active': false });
+              * // => objects for ['pebbles']
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.takeRightWhile(users, ['active', false]);
+              * // => objects for ['fred', 'pebbles']
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.takeRightWhile(users, 'active');
+              * // => []
+              */
 
-           return _t('operations.connect.annotation.from_' + nodeGeometry + '.to_' + targetGeometry);
-         }
 
-         function shouldSnapToNode(target) {
-           if (!_activeEntity) return false;
-           return _activeEntity.geometry(context.graph()) !== 'vertex' || target.geometry(context.graph()) === 'vertex' || _mainPresetIndex.allowsVertex(target, context.graph());
-         }
+             function takeRightWhile(array, predicate) {
+               return array && array.length ? baseWhile(array, getIteratee(predicate, 3), false, true) : [];
+             }
+             /**
+              * Creates a slice of `array` with elements taken from the beginning. Elements
+              * are taken until `predicate` returns falsey. The predicate is invoked with
+              * three arguments: (value, index, array).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Array
+              * @param {Array} array The array to query.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the slice of `array`.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney',  'active': false },
+              *   { 'user': 'fred',    'active': false },
+              *   { 'user': 'pebbles', 'active': true }
+              * ];
+              *
+              * _.takeWhile(users, function(o) { return !o.active; });
+              * // => objects for ['barney', 'fred']
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.takeWhile(users, { 'user': 'barney', 'active': false });
+              * // => objects for ['barney']
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.takeWhile(users, ['active', false]);
+              * // => objects for ['barney', 'fred']
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.takeWhile(users, 'active');
+              * // => []
+              */
 
-         function origin(entity) {
-           return context.projection(entity.loc);
-         }
 
-         function keydown(d3_event) {
-           if (d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
-             if (context.surface().classed('nope')) {
-               context.surface().classed('nope-suppressed', true);
+             function takeWhile(array, predicate) {
+               return array && array.length ? baseWhile(array, getIteratee(predicate, 3)) : [];
              }
+             /**
+              * Creates an array of unique values, in order, from all given arrays using
+              * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+              * for equality comparisons.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {...Array} [arrays] The arrays to inspect.
+              * @returns {Array} Returns the new array of combined values.
+              * @example
+              *
+              * _.union([2], [1, 2]);
+              * // => [2, 1]
+              */
 
-             context.surface().classed('nope', false).classed('nope-disabled', true);
-           }
-         }
 
-         function keyup(d3_event) {
-           if (d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
-             if (context.surface().classed('nope-suppressed')) {
-               context.surface().classed('nope', true);
-             }
+             var union = baseRest(function (arrays) {
+               return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true));
+             });
+             /**
+              * This method is like `_.union` except that it accepts `iteratee` which is
+              * invoked for each element of each `arrays` to generate the criterion by
+              * which uniqueness is computed. Result values are chosen from the first
+              * array in which the value occurs. The iteratee is invoked with one argument:
+              * (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {...Array} [arrays] The arrays to inspect.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {Array} Returns the new array of combined values.
+              * @example
+              *
+              * _.unionBy([2.1], [1.2, 2.3], Math.floor);
+              * // => [2.1, 1.2]
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.unionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');
+              * // => [{ 'x': 1 }, { 'x': 2 }]
+              */
 
-             context.surface().classed('nope-suppressed', false).classed('nope-disabled', false);
-           }
-         }
+             var unionBy = baseRest(function (arrays) {
+               var iteratee = last(arrays);
 
-         function start(d3_event, entity) {
-           _wasMidpoint = entity.type === 'midpoint';
-           var hasHidden = context.features().hasHiddenConnections(entity, context.graph());
-           _isCancelled = !context.editable() || d3_event.shiftKey || hasHidden;
+               if (isArrayLikeObject(iteratee)) {
+                 iteratee = undefined$1;
+               }
 
-           if (_isCancelled) {
-             if (hasHidden) {
-               context.ui().flash.duration(4000).iconName('#iD-icon-no').label(_t('modes.drag_node.connected_to_hidden'))();
-             }
+               return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), getIteratee(iteratee, 2));
+             });
+             /**
+              * This method is like `_.union` except that it accepts `comparator` which
+              * is invoked to compare elements of `arrays`. Result values are chosen from
+              * the first array in which the value occurs. The comparator is invoked
+              * with two arguments: (arrVal, othVal).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {...Array} [arrays] The arrays to inspect.
+              * @param {Function} [comparator] The comparator invoked per element.
+              * @returns {Array} Returns the new array of combined values.
+              * @example
+              *
+              * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];
+              * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];
+              *
+              * _.unionWith(objects, others, _.isEqual);
+              * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]
+              */
 
-             return drag.cancel();
-           }
+             var unionWith = baseRest(function (arrays) {
+               var comparator = last(arrays);
+               comparator = typeof comparator == 'function' ? comparator : undefined$1;
+               return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), undefined$1, comparator);
+             });
+             /**
+              * Creates a duplicate-free version of an array, using
+              * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+              * for equality comparisons, in which only the first occurrence of each element
+              * is kept. The order of result values is determined by the order they occur
+              * in the array.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @returns {Array} Returns the new duplicate free array.
+              * @example
+              *
+              * _.uniq([2, 1, 2]);
+              * // => [2, 1]
+              */
 
-           if (_wasMidpoint) {
-             var midpoint = entity;
-             entity = osmNode();
-             context.perform(actionAddMidpoint(midpoint, entity));
-             entity = context.entity(entity.id); // get post-action entity
+             function uniq(array) {
+               return array && array.length ? baseUniq(array) : [];
+             }
+             /**
+              * This method is like `_.uniq` except that it accepts `iteratee` which is
+              * invoked for each element in `array` to generate the criterion by which
+              * uniqueness is computed. The order of result values is determined by the
+              * order they occur in the array. The iteratee is invoked with one argument:
+              * (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {Array} Returns the new duplicate free array.
+              * @example
+              *
+              * _.uniqBy([2.1, 1.2, 2.3], Math.floor);
+              * // => [2.1, 1.2]
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.uniqBy([{ 'x': 1 }, { 'x': 2 }, { 'x': 1 }], 'x');
+              * // => [{ 'x': 1 }, { 'x': 2 }]
+              */
 
-             var vertex = context.surface().selectAll('.' + entity.id);
-             drag.targetNode(vertex.node()).targetEntity(entity);
-           } else {
-             context.perform(actionNoop());
-           }
 
-           _activeEntity = entity;
-           _startLoc = entity.loc;
-           hover.ignoreVertex(entity.geometry(context.graph()) === 'vertex');
-           context.surface().selectAll('.' + _activeEntity.id).classed('active', true);
-           context.enter(mode);
-         } // related code
-         // - `behavior/draw.js` `datum()`
+             function uniqBy(array, iteratee) {
+               return array && array.length ? baseUniq(array, getIteratee(iteratee, 2)) : [];
+             }
+             /**
+              * This method is like `_.uniq` except that it accepts `comparator` which
+              * is invoked to compare elements of `array`. The order of result values is
+              * determined by the order they occur in the array.The comparator is invoked
+              * with two arguments: (arrVal, othVal).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {Function} [comparator] The comparator invoked per element.
+              * @returns {Array} Returns the new duplicate free array.
+              * @example
+              *
+              * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 2 }];
+              *
+              * _.uniqWith(objects, _.isEqual);
+              * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]
+              */
 
 
-         function datum(d3_event) {
-           if (!d3_event || d3_event.altKey) {
-             return {};
-           } else {
-             // When dragging, snap only to touch targets..
-             // (this excludes area fills and active drawing elements)
-             var d = d3_event.target.__data__;
-             return d && d.properties && d.properties.target ? d : {};
-           }
-         }
+             function uniqWith(array, comparator) {
+               comparator = typeof comparator == 'function' ? comparator : undefined$1;
+               return array && array.length ? baseUniq(array, undefined$1, comparator) : [];
+             }
+             /**
+              * This method is like `_.zip` except that it accepts an array of grouped
+              * elements and creates an array regrouping the elements to their pre-zip
+              * configuration.
+              *
+              * @static
+              * @memberOf _
+              * @since 1.2.0
+              * @category Array
+              * @param {Array} array The array of grouped elements to process.
+              * @returns {Array} Returns the new array of regrouped elements.
+              * @example
+              *
+              * var zipped = _.zip(['a', 'b'], [1, 2], [true, false]);
+              * // => [['a', 1, true], ['b', 2, false]]
+              *
+              * _.unzip(zipped);
+              * // => [['a', 'b'], [1, 2], [true, false]]
+              */
 
-         function doMove(d3_event, entity, nudge) {
-           nudge = nudge || [0, 0];
-           var currPoint = d3_event && d3_event.point || context.projection(_lastLoc);
-           var currMouse = geoVecSubtract(currPoint, nudge);
-           var loc = context.projection.invert(currMouse);
-           var target, edge;
 
-           if (!_nudgeInterval) {
-             // If not nudging at the edge of the viewport, try to snap..
-             // related code
-             // - `mode/drag_node.js`     `doMove()`
-             // - `behavior/draw.js`      `click()`
-             // - `behavior/draw_way.js`  `move()`
-             var d = datum(d3_event);
-             target = d && d.properties && d.properties.entity;
-             var targetLoc = target && target.loc;
-             var targetNodes = d && d.properties && d.properties.nodes;
+             function unzip(array) {
+               if (!(array && array.length)) {
+                 return [];
+               }
+
+               var length = 0;
+               array = arrayFilter(array, function (group) {
+                 if (isArrayLikeObject(group)) {
+                   length = nativeMax(group.length, length);
+                   return true;
+                 }
+               });
+               return baseTimes(length, function (index) {
+                 return arrayMap(array, baseProperty(index));
+               });
+             }
+             /**
+              * This method is like `_.unzip` except that it accepts `iteratee` to specify
+              * how regrouped values should be combined. The iteratee is invoked with the
+              * elements of each group: (...group).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.8.0
+              * @category Array
+              * @param {Array} array The array of grouped elements to process.
+              * @param {Function} [iteratee=_.identity] The function to combine
+              *  regrouped values.
+              * @returns {Array} Returns the new array of regrouped elements.
+              * @example
+              *
+              * var zipped = _.zip([1, 2], [10, 20], [100, 200]);
+              * // => [[1, 10, 100], [2, 20, 200]]
+              *
+              * _.unzipWith(zipped, _.add);
+              * // => [3, 30, 300]
+              */
 
-             if (targetLoc) {
-               // snap to node/vertex - a point target with `.loc`
-               if (shouldSnapToNode(target)) {
-                 loc = targetLoc;
-               }
-             } else if (targetNodes) {
-               // snap to way - a line target with `.nodes`
-               edge = geoChooseEdge(targetNodes, context.map().mouse(), context.projection, end.id);
 
-               if (edge) {
-                 loc = edge.loc;
+             function unzipWith(array, iteratee) {
+               if (!(array && array.length)) {
+                 return [];
                }
-             }
-           }
 
-           context.replace(actionMoveNode(entity.id, loc)); // Below here: validations
-
-           var isInvalid = false; // Check if this connection to `target` could cause relations to break..
+               var result = unzip(array);
 
-           if (target) {
-             isInvalid = hasRelationConflict(entity, target, edge, context.graph());
-           } // Check if this drag causes the geometry to break..
+               if (iteratee == null) {
+                 return result;
+               }
 
+               return arrayMap(result, function (group) {
+                 return apply(iteratee, undefined$1, group);
+               });
+             }
+             /**
+              * Creates an array excluding all given values using
+              * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+              * for equality comparisons.
+              *
+              * **Note:** Unlike `_.pull`, this method returns a new array.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {Array} array The array to inspect.
+              * @param {...*} [values] The values to exclude.
+              * @returns {Array} Returns the new array of filtered values.
+              * @see _.difference, _.xor
+              * @example
+              *
+              * _.without([2, 1, 2, 3], 1, 2);
+              * // => [3]
+              */
 
-           if (!isInvalid) {
-             isInvalid = hasInvalidGeometry(entity, context.graph());
-           }
 
-           var nope = context.surface().classed('nope');
+             var without = baseRest(function (array, values) {
+               return isArrayLikeObject(array) ? baseDifference(array, values) : [];
+             });
+             /**
+              * Creates an array of unique values that is the
+              * [symmetric difference](https://en.wikipedia.org/wiki/Symmetric_difference)
+              * of the given arrays. The order of result values is determined by the order
+              * they occur in the arrays.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.4.0
+              * @category Array
+              * @param {...Array} [arrays] The arrays to inspect.
+              * @returns {Array} Returns the new array of filtered values.
+              * @see _.difference, _.without
+              * @example
+              *
+              * _.xor([2, 1], [2, 3]);
+              * // => [1, 3]
+              */
 
-           if (isInvalid === 'relation' || isInvalid === 'restriction') {
-             if (!nope) {
-               // about to nope - show hint
-               context.ui().flash.duration(4000).iconName('#iD-icon-no').label(_t('operations.connect.' + isInvalid, {
-                 relation: _mainPresetIndex.item('type/restriction').name()
-               }))();
-             }
-           } else if (isInvalid) {
-             var errorID = isInvalid === 'line' ? 'lines' : 'areas';
-             context.ui().flash.duration(3000).iconName('#iD-icon-no').label(_t('self_intersection.error.' + errorID))();
-           } else {
-             if (nope) {
-               // about to un-nope, remove hint
-               context.ui().flash.duration(1).label('')();
-             }
-           }
+             var xor = baseRest(function (arrays) {
+               return baseXor(arrayFilter(arrays, isArrayLikeObject));
+             });
+             /**
+              * This method is like `_.xor` except that it accepts `iteratee` which is
+              * invoked for each element of each `arrays` to generate the criterion by
+              * which by which they're compared. The order of result values is determined
+              * by the order they occur in the arrays. The iteratee is invoked with one
+              * argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {...Array} [arrays] The arrays to inspect.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {Array} Returns the new array of filtered values.
+              * @example
+              *
+              * _.xorBy([2.1, 1.2], [2.3, 3.4], Math.floor);
+              * // => [1.2, 3.4]
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.xorBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');
+              * // => [{ 'x': 2 }]
+              */
 
-           var nopeDisabled = context.surface().classed('nope-disabled');
+             var xorBy = baseRest(function (arrays) {
+               var iteratee = last(arrays);
 
-           if (nopeDisabled) {
-             context.surface().classed('nope', false).classed('nope-suppressed', isInvalid);
-           } else {
-             context.surface().classed('nope', isInvalid).classed('nope-suppressed', false);
-           }
+               if (isArrayLikeObject(iteratee)) {
+                 iteratee = undefined$1;
+               }
 
-           _lastLoc = loc;
-         } // Uses `actionConnect.disabled()` to know whether this connection is ok..
+               return baseXor(arrayFilter(arrays, isArrayLikeObject), getIteratee(iteratee, 2));
+             });
+             /**
+              * This method is like `_.xor` except that it accepts `comparator` which is
+              * invoked to compare elements of `arrays`. The order of result values is
+              * determined by the order they occur in the arrays. The comparator is invoked
+              * with two arguments: (arrVal, othVal).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Array
+              * @param {...Array} [arrays] The arrays to inspect.
+              * @param {Function} [comparator] The comparator invoked per element.
+              * @returns {Array} Returns the new array of filtered values.
+              * @example
+              *
+              * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];
+              * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];
+              *
+              * _.xorWith(objects, others, _.isEqual);
+              * // => [{ 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]
+              */
 
+             var xorWith = baseRest(function (arrays) {
+               var comparator = last(arrays);
+               comparator = typeof comparator == 'function' ? comparator : undefined$1;
+               return baseXor(arrayFilter(arrays, isArrayLikeObject), undefined$1, comparator);
+             });
+             /**
+              * Creates an array of grouped elements, the first of which contains the
+              * first elements of the given arrays, the second of which contains the
+              * second elements of the given arrays, and so on.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Array
+              * @param {...Array} [arrays] The arrays to process.
+              * @returns {Array} Returns the new array of grouped elements.
+              * @example
+              *
+              * _.zip(['a', 'b'], [1, 2], [true, false]);
+              * // => [['a', 1, true], ['b', 2, false]]
+              */
 
-         function hasRelationConflict(entity, target, edge, graph) {
-           var testGraph = graph.update(); // copy
-           // if snapping to way - add midpoint there and consider that the target..
+             var zip = baseRest(unzip);
+             /**
+              * This method is like `_.fromPairs` except that it accepts two arrays,
+              * one of property identifiers and one of corresponding values.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.4.0
+              * @category Array
+              * @param {Array} [props=[]] The property identifiers.
+              * @param {Array} [values=[]] The property values.
+              * @returns {Object} Returns the new object.
+              * @example
+              *
+              * _.zipObject(['a', 'b'], [1, 2]);
+              * // => { 'a': 1, 'b': 2 }
+              */
 
-           if (edge) {
-             var midpoint = osmNode();
-             var action = actionAddMidpoint({
-               loc: edge.loc,
-               edge: [target.nodes[edge.index - 1], target.nodes[edge.index]]
-             }, midpoint);
-             testGraph = action(testGraph);
-             target = midpoint;
-           } // can we connect to it?
+             function zipObject(props, values) {
+               return baseZipObject(props || [], values || [], assignValue);
+             }
+             /**
+              * This method is like `_.zipObject` except that it supports property paths.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.1.0
+              * @category Array
+              * @param {Array} [props=[]] The property identifiers.
+              * @param {Array} [values=[]] The property values.
+              * @returns {Object} Returns the new object.
+              * @example
+              *
+              * _.zipObjectDeep(['a.b[0].c', 'a.b[1].d'], [1, 2]);
+              * // => { 'a': { 'b': [{ 'c': 1 }, { 'd': 2 }] } }
+              */
 
 
-           var ids = [entity.id, target.id];
-           return actionConnect(ids).disabled(testGraph);
-         }
+             function zipObjectDeep(props, values) {
+               return baseZipObject(props || [], values || [], baseSet);
+             }
+             /**
+              * This method is like `_.zip` except that it accepts `iteratee` to specify
+              * how grouped values should be combined. The iteratee is invoked with the
+              * elements of each group: (...group).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.8.0
+              * @category Array
+              * @param {...Array} [arrays] The arrays to process.
+              * @param {Function} [iteratee=_.identity] The function to combine
+              *  grouped values.
+              * @returns {Array} Returns the new array of grouped elements.
+              * @example
+              *
+              * _.zipWith([1, 2], [10, 20], [100, 200], function(a, b, c) {
+              *   return a + b + c;
+              * });
+              * // => [111, 222]
+              */
 
-         function hasInvalidGeometry(entity, graph) {
-           var parents = graph.parentWays(entity);
-           var i, j, k;
 
-           for (i = 0; i < parents.length; i++) {
-             var parent = parents[i];
-             var nodes = [];
-             var activeIndex = null; // which multipolygon ring contains node being dragged
-             // test any parent multipolygons for valid geometry
+             var zipWith = baseRest(function (arrays) {
+               var length = arrays.length,
+                   iteratee = length > 1 ? arrays[length - 1] : undefined$1;
+               iteratee = typeof iteratee == 'function' ? (arrays.pop(), iteratee) : undefined$1;
+               return unzipWith(arrays, iteratee);
+             });
+             /*------------------------------------------------------------------------*/
 
-             var relations = graph.parentRelations(parent);
+             /**
+              * Creates a `lodash` wrapper instance that wraps `value` with explicit method
+              * chain sequences enabled. The result of such sequences must be unwrapped
+              * with `_#value`.
+              *
+              * @static
+              * @memberOf _
+              * @since 1.3.0
+              * @category Seq
+              * @param {*} value The value to wrap.
+              * @returns {Object} Returns the new `lodash` wrapper instance.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney',  'age': 36 },
+              *   { 'user': 'fred',    'age': 40 },
+              *   { 'user': 'pebbles', 'age': 1 }
+              * ];
+              *
+              * var youngest = _
+              *   .chain(users)
+              *   .sortBy('age')
+              *   .map(function(o) {
+              *     return o.user + ' is ' + o.age;
+              *   })
+              *   .head()
+              *   .value();
+              * // => 'pebbles is 1'
+              */
 
-             for (j = 0; j < relations.length; j++) {
-               if (!relations[j].isMultipolygon()) continue;
-               var rings = osmJoinWays(relations[j].members, graph); // find active ring and test it for self intersections
+             function chain(value) {
+               var result = lodash(value);
+               result.__chain__ = true;
+               return result;
+             }
+             /**
+              * This method invokes `interceptor` and returns `value`. The interceptor
+              * is invoked with one argument; (value). The purpose of this method is to
+              * "tap into" a method chain sequence in order to modify intermediate results.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Seq
+              * @param {*} value The value to provide to `interceptor`.
+              * @param {Function} interceptor The function to invoke.
+              * @returns {*} Returns `value`.
+              * @example
+              *
+              * _([1, 2, 3])
+              *  .tap(function(array) {
+              *    // Mutate input array.
+              *    array.pop();
+              *  })
+              *  .reverse()
+              *  .value();
+              * // => [2, 1]
+              */
 
-               for (k = 0; k < rings.length; k++) {
-                 nodes = rings[k].nodes;
 
-                 if (nodes.find(function (n) {
-                   return n.id === entity.id;
-                 })) {
-                   activeIndex = k;
+             function tap(value, interceptor) {
+               interceptor(value);
+               return value;
+             }
+             /**
+              * This method is like `_.tap` except that it returns the result of `interceptor`.
+              * The purpose of this method is to "pass thru" values replacing intermediate
+              * results in a method chain sequence.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Seq
+              * @param {*} value The value to provide to `interceptor`.
+              * @param {Function} interceptor The function to invoke.
+              * @returns {*} Returns the result of `interceptor`.
+              * @example
+              *
+              * _('  abc  ')
+              *  .chain()
+              *  .trim()
+              *  .thru(function(value) {
+              *    return [value];
+              *  })
+              *  .value();
+              * // => ['abc']
+              */
 
-                   if (geoHasSelfIntersections(nodes, entity.id)) {
-                     return 'multipolygonMember';
-                   }
-                 }
 
-                 rings[k].coords = nodes.map(function (n) {
-                   return n.loc;
-                 });
-               } // test active ring for intersections with other rings in the multipolygon
+             function thru(value, interceptor) {
+               return interceptor(value);
+             }
+             /**
+              * This method is the wrapper version of `_.at`.
+              *
+              * @name at
+              * @memberOf _
+              * @since 1.0.0
+              * @category Seq
+              * @param {...(string|string[])} [paths] The property paths to pick.
+              * @returns {Object} Returns the new `lodash` wrapper instance.
+              * @example
+              *
+              * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };
+              *
+              * _(object).at(['a[0].b.c', 'a[1]']).value();
+              * // => [3, 4]
+              */
 
 
-               for (k = 0; k < rings.length; k++) {
-                 if (k === activeIndex) continue; // make sure active ring doesn't cross passive rings
+             var wrapperAt = flatRest(function (paths) {
+               var length = paths.length,
+                   start = length ? paths[0] : 0,
+                   value = this.__wrapped__,
+                   interceptor = function interceptor(object) {
+                 return baseAt(object, paths);
+               };
 
-                 if (geoHasLineIntersections(rings[activeIndex].nodes, rings[k].nodes, entity.id)) {
-                   return 'multipolygonRing';
-                 }
+               if (length > 1 || this.__actions__.length || !(value instanceof LazyWrapper) || !isIndex(start)) {
+                 return this.thru(interceptor);
                }
-             } // If we still haven't tested this node's parent way for self-intersections.
-             // (because it's not a member of a multipolygon), test it now.
 
+               value = value.slice(start, +start + (length ? 1 : 0));
 
-             if (activeIndex === null) {
-               nodes = parent.nodes.map(function (nodeID) {
-                 return graph.entity(nodeID);
+               value.__actions__.push({
+                 'func': thru,
+                 'args': [interceptor],
+                 'thisArg': undefined$1
                });
 
-               if (nodes.length && geoHasSelfIntersections(nodes, entity.id)) {
-                 return parent.geometry(graph);
-               }
-             }
-           }
+               return new LodashWrapper(value, this.__chain__).thru(function (array) {
+                 if (length && !array.length) {
+                   array.push(undefined$1);
+                 }
 
-           return false;
-         }
+                 return array;
+               });
+             });
+             /**
+              * Creates a `lodash` wrapper instance with explicit method chain sequences enabled.
+              *
+              * @name chain
+              * @memberOf _
+              * @since 0.1.0
+              * @category Seq
+              * @returns {Object} Returns the new `lodash` wrapper instance.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney', 'age': 36 },
+              *   { 'user': 'fred',   'age': 40 }
+              * ];
+              *
+              * // A sequence without explicit chaining.
+              * _(users).head();
+              * // => { 'user': 'barney', 'age': 36 }
+              *
+              * // A sequence with explicit chaining.
+              * _(users)
+              *   .chain()
+              *   .head()
+              *   .pick('user')
+              *   .value();
+              * // => { 'user': 'barney' }
+              */
 
-         function move(d3_event, entity, point) {
-           if (_isCancelled) return;
-           d3_event.stopPropagation();
-           context.surface().classed('nope-disabled', d3_event.altKey);
-           _lastLoc = context.projection.invert(point);
-           doMove(d3_event, entity);
-           var nudge = geoViewportEdge(point, context.map().dimensions());
+             function wrapperChain() {
+               return chain(this);
+             }
+             /**
+              * Executes the chain sequence and returns the wrapped result.
+              *
+              * @name commit
+              * @memberOf _
+              * @since 3.2.0
+              * @category Seq
+              * @returns {Object} Returns the new `lodash` wrapper instance.
+              * @example
+              *
+              * var array = [1, 2];
+              * var wrapped = _(array).push(3);
+              *
+              * console.log(array);
+              * // => [1, 2]
+              *
+              * wrapped = wrapped.commit();
+              * console.log(array);
+              * // => [1, 2, 3]
+              *
+              * wrapped.last();
+              * // => 3
+              *
+              * console.log(array);
+              * // => [1, 2, 3]
+              */
 
-           if (nudge) {
-             startNudge(d3_event, entity, nudge);
-           } else {
-             stopNudge();
-           }
-         }
 
-         function end(d3_event, entity) {
-           if (_isCancelled) return;
-           var wasPoint = entity.geometry(context.graph()) === 'point';
-           var d = datum(d3_event);
-           var nope = d && d.properties && d.properties.nope || context.surface().classed('nope');
-           var target = d && d.properties && d.properties.entity; // entity to snap to
+             function wrapperCommit() {
+               return new LodashWrapper(this.value(), this.__chain__);
+             }
+             /**
+              * Gets the next value on a wrapped object following the
+              * [iterator protocol](https://mdn.io/iteration_protocols#iterator).
+              *
+              * @name next
+              * @memberOf _
+              * @since 4.0.0
+              * @category Seq
+              * @returns {Object} Returns the next iterator value.
+              * @example
+              *
+              * var wrapped = _([1, 2]);
+              *
+              * wrapped.next();
+              * // => { 'done': false, 'value': 1 }
+              *
+              * wrapped.next();
+              * // => { 'done': false, 'value': 2 }
+              *
+              * wrapped.next();
+              * // => { 'done': true, 'value': undefined }
+              */
 
-           if (nope) {
-             // bounce back
-             context.perform(_actionBounceBack(entity.id, _startLoc));
-           } else if (target && target.type === 'way') {
-             var choice = geoChooseEdge(context.graph().childNodes(target), context.map().mouse(), context.projection, entity.id);
-             context.replace(actionAddMidpoint({
-               loc: choice.loc,
-               edge: [target.nodes[choice.index - 1], target.nodes[choice.index]]
-             }, entity), connectAnnotation(entity, target));
-           } else if (target && target.type === 'node' && shouldSnapToNode(target)) {
-             context.replace(actionConnect([target.id, entity.id]), connectAnnotation(entity, target));
-           } else if (_wasMidpoint) {
-             context.replace(actionNoop(), _t('operations.add.annotation.vertex'));
-           } else {
-             context.replace(actionNoop(), moveAnnotation(entity));
-           }
 
-           if (wasPoint) {
-             context.enter(modeSelect(context, [entity.id]));
-           } else {
-             var reselection = _restoreSelectedIDs.filter(function (id) {
-               return context.graph().hasEntity(id);
-             });
+             function wrapperNext() {
+               if (this.__values__ === undefined$1) {
+                 this.__values__ = toArray(this.value());
+               }
 
-             if (reselection.length) {
-               context.enter(modeSelect(context, reselection));
-             } else {
-               context.enter(modeBrowse(context));
+               var done = this.__index__ >= this.__values__.length,
+                   value = done ? undefined$1 : this.__values__[this.__index__++];
+               return {
+                 'done': done,
+                 'value': value
+               };
              }
-           }
-         }
-
-         function _actionBounceBack(nodeID, toLoc) {
-           var moveNode = actionMoveNode(nodeID, toLoc);
+             /**
+              * Enables the wrapper to be iterable.
+              *
+              * @name Symbol.iterator
+              * @memberOf _
+              * @since 4.0.0
+              * @category Seq
+              * @returns {Object} Returns the wrapper object.
+              * @example
+              *
+              * var wrapped = _([1, 2]);
+              *
+              * wrapped[Symbol.iterator]() === wrapped;
+              * // => true
+              *
+              * Array.from(wrapped);
+              * // => [1, 2]
+              */
 
-           var action = function action(graph, t) {
-             // last time through, pop off the bounceback perform.
-             // it will then overwrite the initial perform with a moveNode that does nothing
-             if (t === 1) context.pop();
-             return moveNode(graph, t);
-           };
 
-           action.transitionable = true;
-           return action;
-         }
+             function wrapperToIterator() {
+               return this;
+             }
+             /**
+              * Creates a clone of the chain sequence planting `value` as the wrapped value.
+              *
+              * @name plant
+              * @memberOf _
+              * @since 3.2.0
+              * @category Seq
+              * @param {*} value The value to plant.
+              * @returns {Object} Returns the new `lodash` wrapper instance.
+              * @example
+              *
+              * function square(n) {
+              *   return n * n;
+              * }
+              *
+              * var wrapped = _([1, 2]).map(square);
+              * var other = wrapped.plant([3, 4]);
+              *
+              * other.value();
+              * // => [9, 16]
+              *
+              * wrapped.value();
+              * // => [1, 4]
+              */
 
-         function cancel() {
-           drag.cancel();
-           context.enter(modeBrowse(context));
-         }
 
-         var drag = behaviorDrag().selector('.layer-touch.points .target').surface(context.container().select('.main-map').node()).origin(origin).on('start', start).on('move', move).on('end', end);
+             function wrapperPlant(value) {
+               var result,
+                   parent = this;
 
-         mode.enter = function () {
-           context.install(hover);
-           context.install(edit);
-           select(window).on('keydown.dragNode', keydown).on('keyup.dragNode', keyup);
-           context.history().on('undone.drag-node', cancel);
-         };
+               while (parent instanceof baseLodash) {
+                 var clone = wrapperClone(parent);
+                 clone.__index__ = 0;
+                 clone.__values__ = undefined$1;
 
-         mode.exit = function () {
-           context.ui().sidebar.hover.cancel();
-           context.uninstall(hover);
-           context.uninstall(edit);
-           select(window).on('keydown.dragNode', null).on('keyup.dragNode', null);
-           context.history().on('undone.drag-node', null);
-           _activeEntity = null;
-           context.surface().classed('nope', false).classed('nope-suppressed', false).classed('nope-disabled', false).selectAll('.active').classed('active', false);
-           stopNudge();
-         };
+                 if (result) {
+                   previous.__wrapped__ = clone;
+                 } else {
+                   result = clone;
+                 }
 
-         mode.selectedIDs = function () {
-           if (!arguments.length) return _activeEntity ? [_activeEntity.id] : []; // no assign
+                 var previous = clone;
+                 parent = parent.__wrapped__;
+               }
 
-           return mode;
-         };
+               previous.__wrapped__ = value;
+               return result;
+             }
+             /**
+              * This method is the wrapper version of `_.reverse`.
+              *
+              * **Note:** This method mutates the wrapped array.
+              *
+              * @name reverse
+              * @memberOf _
+              * @since 0.1.0
+              * @category Seq
+              * @returns {Object} Returns the new `lodash` wrapper instance.
+              * @example
+              *
+              * var array = [1, 2, 3];
+              *
+              * _(array).reverse().value()
+              * // => [3, 2, 1]
+              *
+              * console.log(array);
+              * // => [3, 2, 1]
+              */
 
-         mode.activeID = function () {
-           if (!arguments.length) return _activeEntity && _activeEntity.id; // no assign
 
-           return mode;
-         };
+             function wrapperReverse() {
+               var value = this.__wrapped__;
 
-         mode.restoreSelectedIDs = function (_) {
-           if (!arguments.length) return _restoreSelectedIDs;
-           _restoreSelectedIDs = _;
-           return mode;
-         };
+               if (value instanceof LazyWrapper) {
+                 var wrapped = value;
 
-         mode.behavior = drag;
-         return mode;
-       }
+                 if (this.__actions__.length) {
+                   wrapped = new LazyWrapper(this);
+                 }
 
-       // @@search logic
-       fixRegexpWellKnownSymbolLogic('search', 1, function (SEARCH, nativeSearch, maybeCallNative) {
-         return [
-           // `String.prototype.search` method
-           // https://tc39.es/ecma262/#sec-string.prototype.search
-           function search(regexp) {
-             var O = requireObjectCoercible(this);
-             var searcher = regexp == undefined ? undefined : regexp[SEARCH];
-             return searcher !== undefined ? searcher.call(regexp, O) : new RegExp(regexp)[SEARCH](String(O));
-           },
-           // `RegExp.prototype[@@search]` method
-           // https://tc39.es/ecma262/#sec-regexp.prototype-@@search
-           function (regexp) {
-             var res = maybeCallNative(nativeSearch, regexp, this);
-             if (res.done) return res.value;
+                 wrapped = wrapped.reverse();
 
-             var rx = anObject(regexp);
-             var S = String(this);
+                 wrapped.__actions__.push({
+                   'func': thru,
+                   'args': [reverse],
+                   'thisArg': undefined$1
+                 });
 
-             var previousLastIndex = rx.lastIndex;
-             if (!sameValue(previousLastIndex, 0)) rx.lastIndex = 0;
-             var result = regexpExecAbstract(rx, S);
-             if (!sameValue(rx.lastIndex, previousLastIndex)) rx.lastIndex = previousLastIndex;
-             return result === null ? -1 : result.index;
-           }
-         ];
-       });
+                 return new LodashWrapper(wrapped, this.__chain__);
+               }
 
-       // Safari bug https://bugs.webkit.org/show_bug.cgi?id=200829
-       var NON_GENERIC = !!nativePromiseConstructor && fails(function () {
-         nativePromiseConstructor.prototype['finally'].call({ then: function () { /* empty */ } }, function () { /* empty */ });
-       });
+               return this.thru(reverse);
+             }
+             /**
+              * Executes the chain sequence to resolve the unwrapped value.
+              *
+              * @name value
+              * @memberOf _
+              * @since 0.1.0
+              * @alias toJSON, valueOf
+              * @category Seq
+              * @returns {*} Returns the resolved unwrapped value.
+              * @example
+              *
+              * _([1, 2, 3]).value();
+              * // => [1, 2, 3]
+              */
 
-       // `Promise.prototype.finally` method
-       // https://tc39.es/ecma262/#sec-promise.prototype.finally
-       _export({ target: 'Promise', proto: true, real: true, forced: NON_GENERIC }, {
-         'finally': function (onFinally) {
-           var C = speciesConstructor(this, getBuiltIn('Promise'));
-           var isFunction = typeof onFinally == 'function';
-           return this.then(
-             isFunction ? function (x) {
-               return promiseResolve(C, onFinally()).then(function () { return x; });
-             } : onFinally,
-             isFunction ? function (e) {
-               return promiseResolve(C, onFinally()).then(function () { throw e; });
-             } : onFinally
-           );
-         }
-       });
 
-       // patch native Promise.prototype for native async functions
-       if ( typeof nativePromiseConstructor == 'function' && !nativePromiseConstructor.prototype['finally']) {
-         redefine(nativePromiseConstructor.prototype, 'finally', getBuiltIn('Promise').prototype['finally']);
-       }
+             function wrapperValue() {
+               return baseWrapperValue(this.__wrapped__, this.__actions__);
+             }
+             /*------------------------------------------------------------------------*/
 
-       function quickselect$1(arr, k, left, right, compare) {
-         quickselectStep(arr, k, left || 0, right || arr.length - 1, compare || defaultCompare);
-       }
+             /**
+              * Creates an object composed of keys generated from the results of running
+              * each element of `collection` thru `iteratee`. The corresponding value of
+              * each key is the number of times the key was returned by `iteratee`. The
+              * iteratee is invoked with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 0.5.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [iteratee=_.identity] The iteratee to transform keys.
+              * @returns {Object} Returns the composed aggregate object.
+              * @example
+              *
+              * _.countBy([6.1, 4.2, 6.3], Math.floor);
+              * // => { '4': 1, '6': 2 }
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.countBy(['one', 'two', 'three'], 'length');
+              * // => { '3': 2, '5': 1 }
+              */
 
-       function quickselectStep(arr, k, left, right, compare) {
-         while (right > left) {
-           if (right - left > 600) {
-             var n = right - left + 1;
-             var m = k - left + 1;
-             var z = Math.log(n);
-             var s = 0.5 * Math.exp(2 * z / 3);
-             var sd = 0.5 * Math.sqrt(z * s * (n - s) / n) * (m - n / 2 < 0 ? -1 : 1);
-             var newLeft = Math.max(left, Math.floor(k - m * s / n + sd));
-             var newRight = Math.min(right, Math.floor(k + (n - m) * s / n + sd));
-             quickselectStep(arr, k, newLeft, newRight, compare);
-           }
 
-           var t = arr[k];
-           var i = left;
-           var j = right;
-           swap$1(arr, left, k);
-           if (compare(arr[right], t) > 0) swap$1(arr, left, right);
+             var countBy = createAggregator(function (result, value, key) {
+               if (hasOwnProperty.call(result, key)) {
+                 ++result[key];
+               } else {
+                 baseAssignValue(result, key, 1);
+               }
+             });
+             /**
+              * Checks if `predicate` returns truthy for **all** elements of `collection`.
+              * Iteration is stopped once `predicate` returns falsey. The predicate is
+              * invoked with three arguments: (value, index|key, collection).
+              *
+              * **Note:** This method returns `true` for
+              * [empty collections](https://en.wikipedia.org/wiki/Empty_set) because
+              * [everything is true](https://en.wikipedia.org/wiki/Vacuous_truth) of
+              * elements of empty collections.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {boolean} Returns `true` if all elements pass the predicate check,
+              *  else `false`.
+              * @example
+              *
+              * _.every([true, 1, null, 'yes'], Boolean);
+              * // => false
+              *
+              * var users = [
+              *   { 'user': 'barney', 'age': 36, 'active': false },
+              *   { 'user': 'fred',   'age': 40, 'active': false }
+              * ];
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.every(users, { 'user': 'barney', 'active': false });
+              * // => false
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.every(users, ['active', false]);
+              * // => true
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.every(users, 'active');
+              * // => false
+              */
 
-           while (i < j) {
-             swap$1(arr, i, j);
-             i++;
-             j--;
+             function every(collection, predicate, guard) {
+               var func = isArray(collection) ? arrayEvery : baseEvery;
 
-             while (compare(arr[i], t) < 0) {
-               i++;
-             }
+               if (guard && isIterateeCall(collection, predicate, guard)) {
+                 predicate = undefined$1;
+               }
 
-             while (compare(arr[j], t) > 0) {
-               j--;
+               return func(collection, getIteratee(predicate, 3));
              }
-           }
+             /**
+              * Iterates over elements of `collection`, returning an array of all elements
+              * `predicate` returns truthy for. The predicate is invoked with three
+              * arguments: (value, index|key, collection).
+              *
+              * **Note:** Unlike `_.remove`, this method returns a new array.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the new filtered array.
+              * @see _.reject
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney', 'age': 36, 'active': true },
+              *   { 'user': 'fred',   'age': 40, 'active': false }
+              * ];
+              *
+              * _.filter(users, function(o) { return !o.active; });
+              * // => objects for ['fred']
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.filter(users, { 'age': 36, 'active': true });
+              * // => objects for ['barney']
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.filter(users, ['active', false]);
+              * // => objects for ['fred']
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.filter(users, 'active');
+              * // => objects for ['barney']
+              *
+              * // Combining several predicates using `_.overEvery` or `_.overSome`.
+              * _.filter(users, _.overSome([{ 'age': 36 }, ['age', 40]]));
+              * // => objects for ['fred', 'barney']
+              */
 
-           if (compare(arr[left], t) === 0) swap$1(arr, left, j);else {
-             j++;
-             swap$1(arr, j, right);
-           }
-           if (j <= k) left = j + 1;
-           if (k <= j) right = j - 1;
-         }
-       }
 
-       function swap$1(arr, i, j) {
-         var tmp = arr[i];
-         arr[i] = arr[j];
-         arr[j] = tmp;
-       }
+             function filter(collection, predicate) {
+               var func = isArray(collection) ? arrayFilter : baseFilter;
+               return func(collection, getIteratee(predicate, 3));
+             }
+             /**
+              * Iterates over elements of `collection`, returning the first element
+              * `predicate` returns truthy for. The predicate is invoked with three
+              * arguments: (value, index|key, collection).
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to inspect.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @param {number} [fromIndex=0] The index to search from.
+              * @returns {*} Returns the matched element, else `undefined`.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney',  'age': 36, 'active': true },
+              *   { 'user': 'fred',    'age': 40, 'active': false },
+              *   { 'user': 'pebbles', 'age': 1,  'active': true }
+              * ];
+              *
+              * _.find(users, function(o) { return o.age < 40; });
+              * // => object for 'barney'
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.find(users, { 'age': 1, 'active': true });
+              * // => object for 'pebbles'
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.find(users, ['active', false]);
+              * // => object for 'fred'
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.find(users, 'active');
+              * // => object for 'barney'
+              */
 
-       function defaultCompare(a, b) {
-         return a < b ? -1 : a > b ? 1 : 0;
-       }
 
-       var RBush = /*#__PURE__*/function () {
-         function RBush() {
-           var maxEntries = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 9;
+             var find = createFind(findIndex);
+             /**
+              * This method is like `_.find` except that it iterates over elements of
+              * `collection` from right to left.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.0.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to inspect.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @param {number} [fromIndex=collection.length-1] The index to search from.
+              * @returns {*} Returns the matched element, else `undefined`.
+              * @example
+              *
+              * _.findLast([1, 2, 3, 4], function(n) {
+              *   return n % 2 == 1;
+              * });
+              * // => 3
+              */
 
-           _classCallCheck(this, RBush);
+             var findLast = createFind(findLastIndex);
+             /**
+              * Creates a flattened array of values by running each element in `collection`
+              * thru `iteratee` and flattening the mapped results. The iteratee is invoked
+              * with three arguments: (value, index|key, collection).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the new flattened array.
+              * @example
+              *
+              * function duplicate(n) {
+              *   return [n, n];
+              * }
+              *
+              * _.flatMap([1, 2], duplicate);
+              * // => [1, 1, 2, 2]
+              */
 
-           // max entries in a node is 9 by default; min node fill is 40% for best performance
-           this._maxEntries = Math.max(4, maxEntries);
-           this._minEntries = Math.max(2, Math.ceil(this._maxEntries * 0.4));
-           this.clear();
-         }
+             function flatMap(collection, iteratee) {
+               return baseFlatten(map(collection, iteratee), 1);
+             }
+             /**
+              * This method is like `_.flatMap` except that it recursively flattens the
+              * mapped results.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.7.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the new flattened array.
+              * @example
+              *
+              * function duplicate(n) {
+              *   return [[[n, n]]];
+              * }
+              *
+              * _.flatMapDeep([1, 2], duplicate);
+              * // => [1, 1, 2, 2]
+              */
 
-         _createClass(RBush, [{
-           key: "all",
-           value: function all() {
-             return this._all(this.data, []);
-           }
-         }, {
-           key: "search",
-           value: function search(bbox) {
-             var node = this.data;
-             var result = [];
-             if (!intersects(bbox, node)) return result;
-             var toBBox = this.toBBox;
-             var nodesToSearch = [];
 
-             while (node) {
-               for (var i = 0; i < node.children.length; i++) {
-                 var child = node.children[i];
-                 var childBBox = node.leaf ? toBBox(child) : child;
+             function flatMapDeep(collection, iteratee) {
+               return baseFlatten(map(collection, iteratee), INFINITY);
+             }
+             /**
+              * This method is like `_.flatMap` except that it recursively flattens the
+              * mapped results up to `depth` times.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.7.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @param {number} [depth=1] The maximum recursion depth.
+              * @returns {Array} Returns the new flattened array.
+              * @example
+              *
+              * function duplicate(n) {
+              *   return [[[n, n]]];
+              * }
+              *
+              * _.flatMapDepth([1, 2], duplicate, 2);
+              * // => [[1, 1], [2, 2]]
+              */
 
-                 if (intersects(bbox, childBBox)) {
-                   if (node.leaf) result.push(child);else if (contains(bbox, childBBox)) this._all(child, result);else nodesToSearch.push(child);
-                 }
-               }
 
-               node = nodesToSearch.pop();
+             function flatMapDepth(collection, iteratee, depth) {
+               depth = depth === undefined$1 ? 1 : toInteger(depth);
+               return baseFlatten(map(collection, iteratee), depth);
              }
+             /**
+              * Iterates over elements of `collection` and invokes `iteratee` for each element.
+              * The iteratee is invoked with three arguments: (value, index|key, collection).
+              * Iteratee functions may exit iteration early by explicitly returning `false`.
+              *
+              * **Note:** As with other "Collections" methods, objects with a "length"
+              * property are iterated like arrays. To avoid this behavior use `_.forIn`
+              * or `_.forOwn` for object iteration.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @alias each
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Array|Object} Returns `collection`.
+              * @see _.forEachRight
+              * @example
+              *
+              * _.forEach([1, 2], function(value) {
+              *   console.log(value);
+              * });
+              * // => Logs `1` then `2`.
+              *
+              * _.forEach({ 'a': 1, 'b': 2 }, function(value, key) {
+              *   console.log(key);
+              * });
+              * // => Logs 'a' then 'b' (iteration order is not guaranteed).
+              */
 
-             return result;
-           }
-         }, {
-           key: "collides",
-           value: function collides(bbox) {
-             var node = this.data;
-             if (!intersects(bbox, node)) return false;
-             var nodesToSearch = [];
 
-             while (node) {
-               for (var i = 0; i < node.children.length; i++) {
-                 var child = node.children[i];
-                 var childBBox = node.leaf ? this.toBBox(child) : child;
+             function forEach(collection, iteratee) {
+               var func = isArray(collection) ? arrayEach : baseEach;
+               return func(collection, getIteratee(iteratee, 3));
+             }
+             /**
+              * This method is like `_.forEach` except that it iterates over elements of
+              * `collection` from right to left.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.0.0
+              * @alias eachRight
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Array|Object} Returns `collection`.
+              * @see _.forEach
+              * @example
+              *
+              * _.forEachRight([1, 2], function(value) {
+              *   console.log(value);
+              * });
+              * // => Logs `2` then `1`.
+              */
 
-                 if (intersects(bbox, childBBox)) {
-                   if (node.leaf || contains(bbox, childBBox)) return true;
-                   nodesToSearch.push(child);
-                 }
-               }
 
-               node = nodesToSearch.pop();
+             function forEachRight(collection, iteratee) {
+               var func = isArray(collection) ? arrayEachRight : baseEachRight;
+               return func(collection, getIteratee(iteratee, 3));
              }
+             /**
+              * Creates an object composed of keys generated from the results of running
+              * each element of `collection` thru `iteratee`. The order of grouped values
+              * is determined by the order they occur in `collection`. The corresponding
+              * value of each key is an array of elements responsible for generating the
+              * key. The iteratee is invoked with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [iteratee=_.identity] The iteratee to transform keys.
+              * @returns {Object} Returns the composed aggregate object.
+              * @example
+              *
+              * _.groupBy([6.1, 4.2, 6.3], Math.floor);
+              * // => { '4': [4.2], '6': [6.1, 6.3] }
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.groupBy(['one', 'two', 'three'], 'length');
+              * // => { '3': ['one', 'two'], '5': ['three'] }
+              */
 
-             return false;
-           }
-         }, {
-           key: "load",
-           value: function load(data) {
-             if (!(data && data.length)) return this;
 
-             if (data.length < this._minEntries) {
-               for (var i = 0; i < data.length; i++) {
-                 this.insert(data[i]);
+             var groupBy = createAggregator(function (result, value, key) {
+               if (hasOwnProperty.call(result, key)) {
+                 result[key].push(value);
+               } else {
+                 baseAssignValue(result, key, [value]);
                }
+             });
+             /**
+              * Checks if `value` is in `collection`. If `collection` is a string, it's
+              * checked for a substring of `value`, otherwise
+              * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+              * is used for equality comparisons. If `fromIndex` is negative, it's used as
+              * the offset from the end of `collection`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object|string} collection The collection to inspect.
+              * @param {*} value The value to search for.
+              * @param {number} [fromIndex=0] The index to search from.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.
+              * @returns {boolean} Returns `true` if `value` is found, else `false`.
+              * @example
+              *
+              * _.includes([1, 2, 3], 1);
+              * // => true
+              *
+              * _.includes([1, 2, 3], 1, 2);
+              * // => false
+              *
+              * _.includes({ 'a': 1, 'b': 2 }, 1);
+              * // => true
+              *
+              * _.includes('abcd', 'bc');
+              * // => true
+              */
 
-               return this;
-             } // recursively build the tree with the given data from scratch using OMT algorithm
+             function includes(collection, value, fromIndex, guard) {
+               collection = isArrayLike(collection) ? collection : values(collection);
+               fromIndex = fromIndex && !guard ? toInteger(fromIndex) : 0;
+               var length = collection.length;
 
+               if (fromIndex < 0) {
+                 fromIndex = nativeMax(length + fromIndex, 0);
+               }
 
-             var node = this._build(data.slice(), 0, data.length - 1, 0);
+               return isString(collection) ? fromIndex <= length && collection.indexOf(value, fromIndex) > -1 : !!length && baseIndexOf(collection, value, fromIndex) > -1;
+             }
+             /**
+              * Invokes the method at `path` of each element in `collection`, returning
+              * an array of the results of each invoked method. Any additional arguments
+              * are provided to each invoked method. If `path` is a function, it's invoked
+              * for, and `this` bound to, each element in `collection`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Array|Function|string} path The path of the method to invoke or
+              *  the function invoked per iteration.
+              * @param {...*} [args] The arguments to invoke each method with.
+              * @returns {Array} Returns the array of results.
+              * @example
+              *
+              * _.invokeMap([[5, 1, 7], [3, 2, 1]], 'sort');
+              * // => [[1, 5, 7], [1, 2, 3]]
+              *
+              * _.invokeMap([123, 456], String.prototype.split, '');
+              * // => [['1', '2', '3'], ['4', '5', '6']]
+              */
 
-             if (!this.data.children.length) {
-               // save as is if tree is empty
-               this.data = node;
-             } else if (this.data.height === node.height) {
-               // split root if trees have the same height
-               this._splitRoot(this.data, node);
-             } else {
-               if (this.data.height < node.height) {
-                 // swap trees if inserted one is bigger
-                 var tmpNode = this.data;
-                 this.data = node;
-                 node = tmpNode;
-               } // insert the small tree into the large tree at appropriate level
 
+             var invokeMap = baseRest(function (collection, path, args) {
+               var index = -1,
+                   isFunc = typeof path == 'function',
+                   result = isArrayLike(collection) ? Array(collection.length) : [];
+               baseEach(collection, function (value) {
+                 result[++index] = isFunc ? apply(path, value, args) : baseInvoke(value, path, args);
+               });
+               return result;
+             });
+             /**
+              * Creates an object composed of keys generated from the results of running
+              * each element of `collection` thru `iteratee`. The corresponding value of
+              * each key is the last element responsible for generating the key. The
+              * iteratee is invoked with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [iteratee=_.identity] The iteratee to transform keys.
+              * @returns {Object} Returns the composed aggregate object.
+              * @example
+              *
+              * var array = [
+              *   { 'dir': 'left', 'code': 97 },
+              *   { 'dir': 'right', 'code': 100 }
+              * ];
+              *
+              * _.keyBy(array, function(o) {
+              *   return String.fromCharCode(o.code);
+              * });
+              * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } }
+              *
+              * _.keyBy(array, 'dir');
+              * // => { 'left': { 'dir': 'left', 'code': 97 }, 'right': { 'dir': 'right', 'code': 100 } }
+              */
 
-               this._insert(node, this.data.height - node.height - 1, true);
+             var keyBy = createAggregator(function (result, value, key) {
+               baseAssignValue(result, key, value);
+             });
+             /**
+              * Creates an array of values by running each element in `collection` thru
+              * `iteratee`. The iteratee is invoked with three arguments:
+              * (value, index|key, collection).
+              *
+              * Many lodash methods are guarded to work as iteratees for methods like
+              * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`.
+              *
+              * The guarded methods are:
+              * `ary`, `chunk`, `curry`, `curryRight`, `drop`, `dropRight`, `every`,
+              * `fill`, `invert`, `parseInt`, `random`, `range`, `rangeRight`, `repeat`,
+              * `sampleSize`, `slice`, `some`, `sortBy`, `split`, `take`, `takeRight`,
+              * `template`, `trim`, `trimEnd`, `trimStart`, and `words`
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the new mapped array.
+              * @example
+              *
+              * function square(n) {
+              *   return n * n;
+              * }
+              *
+              * _.map([4, 8], square);
+              * // => [16, 64]
+              *
+              * _.map({ 'a': 4, 'b': 8 }, square);
+              * // => [16, 64] (iteration order is not guaranteed)
+              *
+              * var users = [
+              *   { 'user': 'barney' },
+              *   { 'user': 'fred' }
+              * ];
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.map(users, 'user');
+              * // => ['barney', 'fred']
+              */
+
+             function map(collection, iteratee) {
+               var func = isArray(collection) ? arrayMap : baseMap;
+               return func(collection, getIteratee(iteratee, 3));
              }
+             /**
+              * This method is like `_.sortBy` except that it allows specifying the sort
+              * orders of the iteratees to sort by. If `orders` is unspecified, all values
+              * are sorted in ascending order. Otherwise, specify an order of "desc" for
+              * descending or "asc" for ascending sort order of corresponding values.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Array[]|Function[]|Object[]|string[]} [iteratees=[_.identity]]
+              *  The iteratees to sort by.
+              * @param {string[]} [orders] The sort orders of `iteratees`.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.
+              * @returns {Array} Returns the new sorted array.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'fred',   'age': 48 },
+              *   { 'user': 'barney', 'age': 34 },
+              *   { 'user': 'fred',   'age': 40 },
+              *   { 'user': 'barney', 'age': 36 }
+              * ];
+              *
+              * // Sort by `user` in ascending order and by `age` in descending order.
+              * _.orderBy(users, ['user', 'age'], ['asc', 'desc']);
+              * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]]
+              */
 
-             return this;
-           }
-         }, {
-           key: "insert",
-           value: function insert(item) {
-             if (item) this._insert(item, this.data.height - 1);
-             return this;
-           }
-         }, {
-           key: "clear",
-           value: function clear() {
-             this.data = createNode([]);
-             return this;
-           }
-         }, {
-           key: "remove",
-           value: function remove(item, equalsFn) {
-             if (!item) return this;
-             var node = this.data;
-             var bbox = this.toBBox(item);
-             var path = [];
-             var indexes = [];
-             var i, parent, goingUp; // depth-first iterative tree traversal
 
-             while (node || path.length) {
-               if (!node) {
-                 // go up
-                 node = path.pop();
-                 parent = path[path.length - 1];
-                 i = indexes.pop();
-                 goingUp = true;
+             function orderBy(collection, iteratees, orders, guard) {
+               if (collection == null) {
+                 return [];
                }
 
-               if (node.leaf) {
-                 // check current node
-                 var index = findItem(item, node.children, equalsFn);
-
-                 if (index !== -1) {
-                   // item found, remove the item and condense tree upwards
-                   node.children.splice(index, 1);
-                   path.push(node);
+               if (!isArray(iteratees)) {
+                 iteratees = iteratees == null ? [] : [iteratees];
+               }
 
-                   this._condense(path);
+               orders = guard ? undefined$1 : orders;
 
-                   return this;
-                 }
+               if (!isArray(orders)) {
+                 orders = orders == null ? [] : [orders];
                }
 
-               if (!goingUp && !node.leaf && contains(node, bbox)) {
-                 // go down
-                 path.push(node);
-                 indexes.push(i);
-                 i = 0;
-                 parent = node;
-                 node = node.children[0];
-               } else if (parent) {
-                 // go right
-                 i++;
-                 node = parent.children[i];
-                 goingUp = false;
-               } else node = null; // nothing found
+               return baseOrderBy(collection, iteratees, orders);
+             }
+             /**
+              * Creates an array of elements split into two groups, the first of which
+              * contains elements `predicate` returns truthy for, the second of which
+              * contains elements `predicate` returns falsey for. The predicate is
+              * invoked with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the array of grouped elements.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney',  'age': 36, 'active': false },
+              *   { 'user': 'fred',    'age': 40, 'active': true },
+              *   { 'user': 'pebbles', 'age': 1,  'active': false }
+              * ];
+              *
+              * _.partition(users, function(o) { return o.active; });
+              * // => objects for [['fred'], ['barney', 'pebbles']]
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.partition(users, { 'age': 1, 'active': false });
+              * // => objects for [['pebbles'], ['barney', 'fred']]
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.partition(users, ['active', false]);
+              * // => objects for [['barney', 'pebbles'], ['fred']]
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.partition(users, 'active');
+              * // => objects for [['fred'], ['barney', 'pebbles']]
+              */
+
+
+             var partition = createAggregator(function (result, value, key) {
+               result[key ? 0 : 1].push(value);
+             }, function () {
+               return [[], []];
+             });
+             /**
+              * Reduces `collection` to a value which is the accumulated result of running
+              * each element in `collection` thru `iteratee`, where each successive
+              * invocation is supplied the return value of the previous. If `accumulator`
+              * is not given, the first element of `collection` is used as the initial
+              * value. The iteratee is invoked with four arguments:
+              * (accumulator, value, index|key, collection).
+              *
+              * Many lodash methods are guarded to work as iteratees for methods like
+              * `_.reduce`, `_.reduceRight`, and `_.transform`.
+              *
+              * The guarded methods are:
+              * `assign`, `defaults`, `defaultsDeep`, `includes`, `merge`, `orderBy`,
+              * and `sortBy`
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @param {*} [accumulator] The initial value.
+              * @returns {*} Returns the accumulated value.
+              * @see _.reduceRight
+              * @example
+              *
+              * _.reduce([1, 2], function(sum, n) {
+              *   return sum + n;
+              * }, 0);
+              * // => 3
+              *
+              * _.reduce({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {
+              *   (result[value] || (result[value] = [])).push(key);
+              *   return result;
+              * }, {});
+              * // => { '1': ['a', 'c'], '2': ['b'] } (iteration order is not guaranteed)
+              */
 
+             function reduce(collection, iteratee, accumulator) {
+               var func = isArray(collection) ? arrayReduce : baseReduce,
+                   initAccum = arguments.length < 3;
+               return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEach);
              }
+             /**
+              * This method is like `_.reduce` except that it iterates over elements of
+              * `collection` from right to left.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @param {*} [accumulator] The initial value.
+              * @returns {*} Returns the accumulated value.
+              * @see _.reduce
+              * @example
+              *
+              * var array = [[0, 1], [2, 3], [4, 5]];
+              *
+              * _.reduceRight(array, function(flattened, other) {
+              *   return flattened.concat(other);
+              * }, []);
+              * // => [4, 5, 2, 3, 0, 1]
+              */
 
-             return this;
-           }
-         }, {
-           key: "toBBox",
-           value: function toBBox(item) {
-             return item;
-           }
-         }, {
-           key: "compareMinX",
-           value: function compareMinX(a, b) {
-             return a.minX - b.minX;
-           }
-         }, {
-           key: "compareMinY",
-           value: function compareMinY(a, b) {
-             return a.minY - b.minY;
-           }
-         }, {
-           key: "toJSON",
-           value: function toJSON() {
-             return this.data;
-           }
-         }, {
-           key: "fromJSON",
-           value: function fromJSON(data) {
-             this.data = data;
-             return this;
-           }
-         }, {
-           key: "_all",
-           value: function _all(node, result) {
-             var nodesToSearch = [];
 
-             while (node) {
-               if (node.leaf) result.push.apply(result, _toConsumableArray(node.children));else nodesToSearch.push.apply(nodesToSearch, _toConsumableArray(node.children));
-               node = nodesToSearch.pop();
+             function reduceRight(collection, iteratee, accumulator) {
+               var func = isArray(collection) ? arrayReduceRight : baseReduce,
+                   initAccum = arguments.length < 3;
+               return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEachRight);
              }
+             /**
+              * The opposite of `_.filter`; this method returns the elements of `collection`
+              * that `predicate` does **not** return truthy for.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the new filtered array.
+              * @see _.filter
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney', 'age': 36, 'active': false },
+              *   { 'user': 'fred',   'age': 40, 'active': true }
+              * ];
+              *
+              * _.reject(users, function(o) { return !o.active; });
+              * // => objects for ['fred']
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.reject(users, { 'age': 40, 'active': true });
+              * // => objects for ['barney']
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.reject(users, ['active', false]);
+              * // => objects for ['fred']
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.reject(users, 'active');
+              * // => objects for ['barney']
+              */
 
-             return result;
-           }
-         }, {
-           key: "_build",
-           value: function _build(items, left, right, height) {
-             var N = right - left + 1;
-             var M = this._maxEntries;
-             var node;
 
-             if (N <= M) {
-               // reached leaf level; return leaf
-               node = createNode(items.slice(left, right + 1));
-               calcBBox(node, this.toBBox);
-               return node;
+             function reject(collection, predicate) {
+               var func = isArray(collection) ? arrayFilter : baseFilter;
+               return func(collection, negate(getIteratee(predicate, 3)));
              }
+             /**
+              * Gets a random element from `collection`.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.0.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to sample.
+              * @returns {*} Returns the random element.
+              * @example
+              *
+              * _.sample([1, 2, 3, 4]);
+              * // => 2
+              */
 
-             if (!height) {
-               // target height of the bulk-loaded tree
-               height = Math.ceil(Math.log(N) / Math.log(M)); // target number of root entries to maximize storage utilization
 
-               M = Math.ceil(N / Math.pow(M, height - 1));
+             function sample(collection) {
+               var func = isArray(collection) ? arraySample : baseSample;
+               return func(collection);
              }
+             /**
+              * Gets `n` random elements at unique keys from `collection` up to the
+              * size of `collection`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to sample.
+              * @param {number} [n=1] The number of elements to sample.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {Array} Returns the random elements.
+              * @example
+              *
+              * _.sampleSize([1, 2, 3], 2);
+              * // => [3, 1]
+              *
+              * _.sampleSize([1, 2, 3], 4);
+              * // => [2, 3, 1]
+              */
 
-             node = createNode([]);
-             node.leaf = false;
-             node.height = height; // split the items into M mostly square tiles
 
-             var N2 = Math.ceil(N / M);
-             var N1 = N2 * Math.ceil(Math.sqrt(M));
-             multiSelect(items, left, right, N1, this.compareMinX);
+             function sampleSize(collection, n, guard) {
+               if (guard ? isIterateeCall(collection, n, guard) : n === undefined$1) {
+                 n = 1;
+               } else {
+                 n = toInteger(n);
+               }
 
-             for (var i = left; i <= right; i += N1) {
-               var right2 = Math.min(i + N1 - 1, right);
-               multiSelect(items, i, right2, N2, this.compareMinY);
+               var func = isArray(collection) ? arraySampleSize : baseSampleSize;
+               return func(collection, n);
+             }
+             /**
+              * Creates an array of shuffled values, using a version of the
+              * [Fisher-Yates shuffle](https://en.wikipedia.org/wiki/Fisher-Yates_shuffle).
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to shuffle.
+              * @returns {Array} Returns the new shuffled array.
+              * @example
+              *
+              * _.shuffle([1, 2, 3, 4]);
+              * // => [4, 1, 3, 2]
+              */
 
-               for (var j = i; j <= right2; j += N2) {
-                 var right3 = Math.min(j + N2 - 1, right2); // pack each entry recursively
 
-                 node.children.push(this._build(items, j, right3, height - 1));
-               }
+             function shuffle(collection) {
+               var func = isArray(collection) ? arrayShuffle : baseShuffle;
+               return func(collection);
              }
+             /**
+              * Gets the size of `collection` by returning its length for array-like
+              * values or the number of own enumerable string keyed properties for objects.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object|string} collection The collection to inspect.
+              * @returns {number} Returns the collection size.
+              * @example
+              *
+              * _.size([1, 2, 3]);
+              * // => 3
+              *
+              * _.size({ 'a': 1, 'b': 2 });
+              * // => 2
+              *
+              * _.size('pebbles');
+              * // => 7
+              */
 
-             calcBBox(node, this.toBBox);
-             return node;
-           }
-         }, {
-           key: "_chooseSubtree",
-           value: function _chooseSubtree(bbox, node, level, path) {
-             while (true) {
-               path.push(node);
-               if (node.leaf || path.length - 1 === level) break;
-               var minArea = Infinity;
-               var minEnlargement = Infinity;
-               var targetNode = void 0;
 
-               for (var i = 0; i < node.children.length; i++) {
-                 var child = node.children[i];
-                 var area = bboxArea(child);
-                 var enlargement = enlargedArea(bbox, child) - area; // choose entry with the least area enlargement
+             function size(collection) {
+               if (collection == null) {
+                 return 0;
+               }
 
-                 if (enlargement < minEnlargement) {
-                   minEnlargement = enlargement;
-                   minArea = area < minArea ? area : minArea;
-                   targetNode = child;
-                 } else if (enlargement === minEnlargement) {
-                   // otherwise choose one with the smallest area
-                   if (area < minArea) {
-                     minArea = area;
-                     targetNode = child;
-                   }
-                 }
+               if (isArrayLike(collection)) {
+                 return isString(collection) ? stringSize(collection) : collection.length;
                }
 
-               node = targetNode || node.children[0];
+               var tag = getTag(collection);
+
+               if (tag == mapTag || tag == setTag) {
+                 return collection.size;
+               }
+
+               return baseKeys(collection).length;
              }
+             /**
+              * Checks if `predicate` returns truthy for **any** element of `collection`.
+              * Iteration is stopped once `predicate` returns truthy. The predicate is
+              * invoked with three arguments: (value, index|key, collection).
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {boolean} Returns `true` if any element passes the predicate check,
+              *  else `false`.
+              * @example
+              *
+              * _.some([null, 0, 'yes', false], Boolean);
+              * // => true
+              *
+              * var users = [
+              *   { 'user': 'barney', 'active': true },
+              *   { 'user': 'fred',   'active': false }
+              * ];
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.some(users, { 'user': 'barney', 'active': false });
+              * // => false
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.some(users, ['active', false]);
+              * // => true
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.some(users, 'active');
+              * // => true
+              */
 
-             return node;
-           }
-         }, {
-           key: "_insert",
-           value: function _insert(item, level, isNode) {
-             var bbox = isNode ? item : this.toBBox(item);
-             var insertPath = []; // find the best node for accommodating the item, saving all nodes along the path too
 
-             var node = this._chooseSubtree(bbox, this.data, level, insertPath); // put the item into the node
+             function some(collection, predicate, guard) {
+               var func = isArray(collection) ? arraySome : baseSome;
 
+               if (guard && isIterateeCall(collection, predicate, guard)) {
+                 predicate = undefined$1;
+               }
 
-             node.children.push(item);
-             extend$1(node, bbox); // split on node overflow; propagate upwards if necessary
+               return func(collection, getIteratee(predicate, 3));
+             }
+             /**
+              * Creates an array of elements, sorted in ascending order by the results of
+              * running each element in a collection thru each iteratee. This method
+              * performs a stable sort, that is, it preserves the original sort order of
+              * equal elements. The iteratees are invoked with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Collection
+              * @param {Array|Object} collection The collection to iterate over.
+              * @param {...(Function|Function[])} [iteratees=[_.identity]]
+              *  The iteratees to sort by.
+              * @returns {Array} Returns the new sorted array.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'fred',   'age': 48 },
+              *   { 'user': 'barney', 'age': 36 },
+              *   { 'user': 'fred',   'age': 30 },
+              *   { 'user': 'barney', 'age': 34 }
+              * ];
+              *
+              * _.sortBy(users, [function(o) { return o.user; }]);
+              * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 30]]
+              *
+              * _.sortBy(users, ['user', 'age']);
+              * // => objects for [['barney', 34], ['barney', 36], ['fred', 30], ['fred', 48]]
+              */
 
-             while (level >= 0) {
-               if (insertPath[level].children.length > this._maxEntries) {
-                 this._split(insertPath, level);
 
-                 level--;
-               } else break;
-             } // adjust bboxes along the insertion path
+             var sortBy = baseRest(function (collection, iteratees) {
+               if (collection == null) {
+                 return [];
+               }
 
+               var length = iteratees.length;
 
-             this._adjustParentBBoxes(bbox, insertPath, level);
-           } // split overflowed node into two
+               if (length > 1 && isIterateeCall(collection, iteratees[0], iteratees[1])) {
+                 iteratees = [];
+               } else if (length > 2 && isIterateeCall(iteratees[0], iteratees[1], iteratees[2])) {
+                 iteratees = [iteratees[0]];
+               }
 
-         }, {
-           key: "_split",
-           value: function _split(insertPath, level) {
-             var node = insertPath[level];
-             var M = node.children.length;
-             var m = this._minEntries;
+               return baseOrderBy(collection, baseFlatten(iteratees, 1), []);
+             });
+             /*------------------------------------------------------------------------*/
 
-             this._chooseSplitAxis(node, m, M);
+             /**
+              * Gets the timestamp of the number of milliseconds that have elapsed since
+              * the Unix epoch (1 January 1970 00:00:00 UTC).
+              *
+              * @static
+              * @memberOf _
+              * @since 2.4.0
+              * @category Date
+              * @returns {number} Returns the timestamp.
+              * @example
+              *
+              * _.defer(function(stamp) {
+              *   console.log(_.now() - stamp);
+              * }, _.now());
+              * // => Logs the number of milliseconds it took for the deferred invocation.
+              */
 
-             var splitIndex = this._chooseSplitIndex(node, m, M);
+             var now = ctxNow || function () {
+               return root.Date.now();
+             };
+             /*------------------------------------------------------------------------*/
 
-             var newNode = createNode(node.children.splice(splitIndex, node.children.length - splitIndex));
-             newNode.height = node.height;
-             newNode.leaf = node.leaf;
-             calcBBox(node, this.toBBox);
-             calcBBox(newNode, this.toBBox);
-             if (level) insertPath[level - 1].children.push(newNode);else this._splitRoot(node, newNode);
-           }
-         }, {
-           key: "_splitRoot",
-           value: function _splitRoot(node, newNode) {
-             // split root node
-             this.data = createNode([node, newNode]);
-             this.data.height = node.height + 1;
-             this.data.leaf = false;
-             calcBBox(this.data, this.toBBox);
-           }
-         }, {
-           key: "_chooseSplitIndex",
-           value: function _chooseSplitIndex(node, m, M) {
-             var index;
-             var minOverlap = Infinity;
-             var minArea = Infinity;
+             /**
+              * The opposite of `_.before`; this method creates a function that invokes
+              * `func` once it's called `n` or more times.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Function
+              * @param {number} n The number of calls before `func` is invoked.
+              * @param {Function} func The function to restrict.
+              * @returns {Function} Returns the new restricted function.
+              * @example
+              *
+              * var saves = ['profile', 'settings'];
+              *
+              * var done = _.after(saves.length, function() {
+              *   console.log('done saving!');
+              * });
+              *
+              * _.forEach(saves, function(type) {
+              *   asyncSave({ 'type': type, 'complete': done });
+              * });
+              * // => Logs 'done saving!' after the two async saves have completed.
+              */
 
-             for (var i = m; i <= M - m; i++) {
-               var bbox1 = distBBox(node, 0, i, this.toBBox);
-               var bbox2 = distBBox(node, i, M, this.toBBox);
-               var overlap = intersectionArea(bbox1, bbox2);
-               var area = bboxArea(bbox1) + bboxArea(bbox2); // choose distribution with minimum overlap
 
-               if (overlap < minOverlap) {
-                 minOverlap = overlap;
-                 index = i;
-                 minArea = area < minArea ? area : minArea;
-               } else if (overlap === minOverlap) {
-                 // otherwise choose distribution with minimum area
-                 if (area < minArea) {
-                   minArea = area;
-                   index = i;
-                 }
+             function after(n, func) {
+               if (typeof func != 'function') {
+                 throw new TypeError(FUNC_ERROR_TEXT);
                }
+
+               n = toInteger(n);
+               return function () {
+                 if (--n < 1) {
+                   return func.apply(this, arguments);
+                 }
+               };
              }
+             /**
+              * Creates a function that invokes `func`, with up to `n` arguments,
+              * ignoring any additional arguments.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Function
+              * @param {Function} func The function to cap arguments for.
+              * @param {number} [n=func.length] The arity cap.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {Function} Returns the new capped function.
+              * @example
+              *
+              * _.map(['6', '8', '10'], _.ary(parseInt, 1));
+              * // => [6, 8, 10]
+              */
 
-             return index || M - m;
-           } // sorts node children by the best axis for split
 
-         }, {
-           key: "_chooseSplitAxis",
-           value: function _chooseSplitAxis(node, m, M) {
-             var compareMinX = node.leaf ? this.compareMinX : compareNodeMinX;
-             var compareMinY = node.leaf ? this.compareMinY : compareNodeMinY;
+             function ary(func, n, guard) {
+               n = guard ? undefined$1 : n;
+               n = func && n == null ? func.length : n;
+               return createWrap(func, WRAP_ARY_FLAG, undefined$1, undefined$1, undefined$1, undefined$1, n);
+             }
+             /**
+              * Creates a function that invokes `func`, with the `this` binding and arguments
+              * of the created function, while it's called less than `n` times. Subsequent
+              * calls to the created function return the result of the last `func` invocation.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Function
+              * @param {number} n The number of calls at which `func` is no longer invoked.
+              * @param {Function} func The function to restrict.
+              * @returns {Function} Returns the new restricted function.
+              * @example
+              *
+              * jQuery(element).on('click', _.before(5, addContactToList));
+              * // => Allows adding up to 4 contacts to the list.
+              */
 
-             var xMargin = this._allDistMargin(node, m, M, compareMinX);
 
-             var yMargin = this._allDistMargin(node, m, M, compareMinY); // if total distributions margin value is minimal for x, sort by minX,
-             // otherwise it's already sorted by minY
+             function before(n, func) {
+               var result;
 
+               if (typeof func != 'function') {
+                 throw new TypeError(FUNC_ERROR_TEXT);
+               }
 
-             if (xMargin < yMargin) node.children.sort(compareMinX);
-           } // total margin of all possible split distributions where each node is at least m full
+               n = toInteger(n);
+               return function () {
+                 if (--n > 0) {
+                   result = func.apply(this, arguments);
+                 }
 
-         }, {
-           key: "_allDistMargin",
-           value: function _allDistMargin(node, m, M, compare) {
-             node.children.sort(compare);
-             var toBBox = this.toBBox;
-             var leftBBox = distBBox(node, 0, m, toBBox);
-             var rightBBox = distBBox(node, M - m, M, toBBox);
-             var margin = bboxMargin(leftBBox) + bboxMargin(rightBBox);
+                 if (n <= 1) {
+                   func = undefined$1;
+                 }
 
-             for (var i = m; i < M - m; i++) {
-               var child = node.children[i];
-               extend$1(leftBBox, node.leaf ? toBBox(child) : child);
-               margin += bboxMargin(leftBBox);
+                 return result;
+               };
              }
+             /**
+              * Creates a function that invokes `func` with the `this` binding of `thisArg`
+              * and `partials` prepended to the arguments it receives.
+              *
+              * The `_.bind.placeholder` value, which defaults to `_` in monolithic builds,
+              * may be used as a placeholder for partially applied arguments.
+              *
+              * **Note:** Unlike native `Function#bind`, this method doesn't set the "length"
+              * property of bound functions.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Function
+              * @param {Function} func The function to bind.
+              * @param {*} thisArg The `this` binding of `func`.
+              * @param {...*} [partials] The arguments to be partially applied.
+              * @returns {Function} Returns the new bound function.
+              * @example
+              *
+              * function greet(greeting, punctuation) {
+              *   return greeting + ' ' + this.user + punctuation;
+              * }
+              *
+              * var object = { 'user': 'fred' };
+              *
+              * var bound = _.bind(greet, object, 'hi');
+              * bound('!');
+              * // => 'hi fred!'
+              *
+              * // Bound with placeholders.
+              * var bound = _.bind(greet, object, _, '!');
+              * bound('hi');
+              * // => 'hi fred!'
+              */
 
-             for (var _i = M - m - 1; _i >= m; _i--) {
-               var _child = node.children[_i];
-               extend$1(rightBBox, node.leaf ? toBBox(_child) : _child);
-               margin += bboxMargin(rightBBox);
-             }
 
-             return margin;
-           }
-         }, {
-           key: "_adjustParentBBoxes",
-           value: function _adjustParentBBoxes(bbox, path, level) {
-             // adjust bboxes along the given tree path
-             for (var i = level; i >= 0; i--) {
-               extend$1(path[i], bbox);
-             }
-           }
-         }, {
-           key: "_condense",
-           value: function _condense(path) {
-             // go through the path, removing empty nodes and updating bboxes
-             for (var i = path.length - 1, siblings; i >= 0; i--) {
-               if (path[i].children.length === 0) {
-                 if (i > 0) {
-                   siblings = path[i - 1].children;
-                   siblings.splice(siblings.indexOf(path[i]), 1);
-                 } else this.clear();
-               } else calcBBox(path[i], this.toBBox);
-             }
-           }
-         }]);
+             var bind = baseRest(function (func, thisArg, partials) {
+               var bitmask = WRAP_BIND_FLAG;
+
+               if (partials.length) {
+                 var holders = replaceHolders(partials, getHolder(bind));
+                 bitmask |= WRAP_PARTIAL_FLAG;
+               }
+
+               return createWrap(func, bitmask, thisArg, partials, holders);
+             });
+             /**
+              * Creates a function that invokes the method at `object[key]` with `partials`
+              * prepended to the arguments it receives.
+              *
+              * This method differs from `_.bind` by allowing bound functions to reference
+              * methods that may be redefined or don't yet exist. See
+              * [Peter Michaux's article](http://peter.michaux.ca/articles/lazy-function-definition-pattern)
+              * for more details.
+              *
+              * The `_.bindKey.placeholder` value, which defaults to `_` in monolithic
+              * builds, may be used as a placeholder for partially applied arguments.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.10.0
+              * @category Function
+              * @param {Object} object The object to invoke the method on.
+              * @param {string} key The key of the method.
+              * @param {...*} [partials] The arguments to be partially applied.
+              * @returns {Function} Returns the new bound function.
+              * @example
+              *
+              * var object = {
+              *   'user': 'fred',
+              *   'greet': function(greeting, punctuation) {
+              *     return greeting + ' ' + this.user + punctuation;
+              *   }
+              * };
+              *
+              * var bound = _.bindKey(object, 'greet', 'hi');
+              * bound('!');
+              * // => 'hi fred!'
+              *
+              * object.greet = function(greeting, punctuation) {
+              *   return greeting + 'ya ' + this.user + punctuation;
+              * };
+              *
+              * bound('!');
+              * // => 'hiya fred!'
+              *
+              * // Bound with placeholders.
+              * var bound = _.bindKey(object, 'greet', _, '!');
+              * bound('hi');
+              * // => 'hiya fred!'
+              */
 
-         return RBush;
-       }();
+             var bindKey = baseRest(function (object, key, partials) {
+               var bitmask = WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG;
 
-       function findItem(item, items, equalsFn) {
-         if (!equalsFn) return items.indexOf(item);
+               if (partials.length) {
+                 var holders = replaceHolders(partials, getHolder(bindKey));
+                 bitmask |= WRAP_PARTIAL_FLAG;
+               }
 
-         for (var i = 0; i < items.length; i++) {
-           if (equalsFn(item, items[i])) return i;
-         }
+               return createWrap(key, bitmask, object, partials, holders);
+             });
+             /**
+              * Creates a function that accepts arguments of `func` and either invokes
+              * `func` returning its result, if at least `arity` number of arguments have
+              * been provided, or returns a function that accepts the remaining `func`
+              * arguments, and so on. The arity of `func` may be specified if `func.length`
+              * is not sufficient.
+              *
+              * The `_.curry.placeholder` value, which defaults to `_` in monolithic builds,
+              * may be used as a placeholder for provided arguments.
+              *
+              * **Note:** This method doesn't set the "length" property of curried functions.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.0.0
+              * @category Function
+              * @param {Function} func The function to curry.
+              * @param {number} [arity=func.length] The arity of `func`.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {Function} Returns the new curried function.
+              * @example
+              *
+              * var abc = function(a, b, c) {
+              *   return [a, b, c];
+              * };
+              *
+              * var curried = _.curry(abc);
+              *
+              * curried(1)(2)(3);
+              * // => [1, 2, 3]
+              *
+              * curried(1, 2)(3);
+              * // => [1, 2, 3]
+              *
+              * curried(1, 2, 3);
+              * // => [1, 2, 3]
+              *
+              * // Curried with placeholders.
+              * curried(1)(_, 3)(2);
+              * // => [1, 2, 3]
+              */
 
-         return -1;
-       } // calculate node's bbox from bboxes of its children
+             function curry(func, arity, guard) {
+               arity = guard ? undefined$1 : arity;
+               var result = createWrap(func, WRAP_CURRY_FLAG, undefined$1, undefined$1, undefined$1, undefined$1, undefined$1, arity);
+               result.placeholder = curry.placeholder;
+               return result;
+             }
+             /**
+              * This method is like `_.curry` except that arguments are applied to `func`
+              * in the manner of `_.partialRight` instead of `_.partial`.
+              *
+              * The `_.curryRight.placeholder` value, which defaults to `_` in monolithic
+              * builds, may be used as a placeholder for provided arguments.
+              *
+              * **Note:** This method doesn't set the "length" property of curried functions.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Function
+              * @param {Function} func The function to curry.
+              * @param {number} [arity=func.length] The arity of `func`.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {Function} Returns the new curried function.
+              * @example
+              *
+              * var abc = function(a, b, c) {
+              *   return [a, b, c];
+              * };
+              *
+              * var curried = _.curryRight(abc);
+              *
+              * curried(3)(2)(1);
+              * // => [1, 2, 3]
+              *
+              * curried(2, 3)(1);
+              * // => [1, 2, 3]
+              *
+              * curried(1, 2, 3);
+              * // => [1, 2, 3]
+              *
+              * // Curried with placeholders.
+              * curried(3)(1, _)(2);
+              * // => [1, 2, 3]
+              */
 
 
-       function calcBBox(node, toBBox) {
-         distBBox(node, 0, node.children.length, toBBox, node);
-       } // min bounding rectangle of node children from k to p-1
+             function curryRight(func, arity, guard) {
+               arity = guard ? undefined$1 : arity;
+               var result = createWrap(func, WRAP_CURRY_RIGHT_FLAG, undefined$1, undefined$1, undefined$1, undefined$1, undefined$1, arity);
+               result.placeholder = curryRight.placeholder;
+               return result;
+             }
+             /**
+              * Creates a debounced function that delays invoking `func` until after `wait`
+              * milliseconds have elapsed since the last time the debounced function was
+              * invoked. The debounced function comes with a `cancel` method to cancel
+              * delayed `func` invocations and a `flush` method to immediately invoke them.
+              * Provide `options` to indicate whether `func` should be invoked on the
+              * leading and/or trailing edge of the `wait` timeout. The `func` is invoked
+              * with the last arguments provided to the debounced function. Subsequent
+              * calls to the debounced function return the result of the last `func`
+              * invocation.
+              *
+              * **Note:** If `leading` and `trailing` options are `true`, `func` is
+              * invoked on the trailing edge of the timeout only if the debounced function
+              * is invoked more than once during the `wait` timeout.
+              *
+              * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
+              * until to the next tick, similar to `setTimeout` with a timeout of `0`.
+              *
+              * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
+              * for details over the differences between `_.debounce` and `_.throttle`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Function
+              * @param {Function} func The function to debounce.
+              * @param {number} [wait=0] The number of milliseconds to delay.
+              * @param {Object} [options={}] The options object.
+              * @param {boolean} [options.leading=false]
+              *  Specify invoking on the leading edge of the timeout.
+              * @param {number} [options.maxWait]
+              *  The maximum time `func` is allowed to be delayed before it's invoked.
+              * @param {boolean} [options.trailing=true]
+              *  Specify invoking on the trailing edge of the timeout.
+              * @returns {Function} Returns the new debounced function.
+              * @example
+              *
+              * // Avoid costly calculations while the window size is in flux.
+              * jQuery(window).on('resize', _.debounce(calculateLayout, 150));
+              *
+              * // Invoke `sendMail` when clicked, debouncing subsequent calls.
+              * jQuery(element).on('click', _.debounce(sendMail, 300, {
+              *   'leading': true,
+              *   'trailing': false
+              * }));
+              *
+              * // Ensure `batchLog` is invoked once after 1 second of debounced calls.
+              * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 });
+              * var source = new EventSource('/stream');
+              * jQuery(source).on('message', debounced);
+              *
+              * // Cancel the trailing debounced invocation.
+              * jQuery(window).on('popstate', debounced.cancel);
+              */
 
 
-       function distBBox(node, k, p, toBBox, destNode) {
-         if (!destNode) destNode = createNode(null);
-         destNode.minX = Infinity;
-         destNode.minY = Infinity;
-         destNode.maxX = -Infinity;
-         destNode.maxY = -Infinity;
+             function debounce(func, wait, options) {
+               var lastArgs,
+                   lastThis,
+                   maxWait,
+                   result,
+                   timerId,
+                   lastCallTime,
+                   lastInvokeTime = 0,
+                   leading = false,
+                   maxing = false,
+                   trailing = true;
 
-         for (var i = k; i < p; i++) {
-           var child = node.children[i];
-           extend$1(destNode, node.leaf ? toBBox(child) : child);
-         }
+               if (typeof func != 'function') {
+                 throw new TypeError(FUNC_ERROR_TEXT);
+               }
 
-         return destNode;
-       }
+               wait = toNumber(wait) || 0;
 
-       function extend$1(a, b) {
-         a.minX = Math.min(a.minX, b.minX);
-         a.minY = Math.min(a.minY, b.minY);
-         a.maxX = Math.max(a.maxX, b.maxX);
-         a.maxY = Math.max(a.maxY, b.maxY);
-         return a;
-       }
+               if (isObject(options)) {
+                 leading = !!options.leading;
+                 maxing = 'maxWait' in options;
+                 maxWait = maxing ? nativeMax(toNumber(options.maxWait) || 0, wait) : maxWait;
+                 trailing = 'trailing' in options ? !!options.trailing : trailing;
+               }
 
-       function compareNodeMinX(a, b) {
-         return a.minX - b.minX;
-       }
+               function invokeFunc(time) {
+                 var args = lastArgs,
+                     thisArg = lastThis;
+                 lastArgs = lastThis = undefined$1;
+                 lastInvokeTime = time;
+                 result = func.apply(thisArg, args);
+                 return result;
+               }
 
-       function compareNodeMinY(a, b) {
-         return a.minY - b.minY;
-       }
+               function leadingEdge(time) {
+                 // Reset any `maxWait` timer.
+                 lastInvokeTime = time; // Start the timer for the trailing edge.
 
-       function bboxArea(a) {
-         return (a.maxX - a.minX) * (a.maxY - a.minY);
-       }
+                 timerId = setTimeout(timerExpired, wait); // Invoke the leading edge.
 
-       function bboxMargin(a) {
-         return a.maxX - a.minX + (a.maxY - a.minY);
-       }
+                 return leading ? invokeFunc(time) : result;
+               }
 
-       function enlargedArea(a, b) {
-         return (Math.max(b.maxX, a.maxX) - Math.min(b.minX, a.minX)) * (Math.max(b.maxY, a.maxY) - Math.min(b.minY, a.minY));
-       }
+               function remainingWait(time) {
+                 var timeSinceLastCall = time - lastCallTime,
+                     timeSinceLastInvoke = time - lastInvokeTime,
+                     timeWaiting = wait - timeSinceLastCall;
+                 return maxing ? nativeMin(timeWaiting, maxWait - timeSinceLastInvoke) : timeWaiting;
+               }
 
-       function intersectionArea(a, b) {
-         var minX = Math.max(a.minX, b.minX);
-         var minY = Math.max(a.minY, b.minY);
-         var maxX = Math.min(a.maxX, b.maxX);
-         var maxY = Math.min(a.maxY, b.maxY);
-         return Math.max(0, maxX - minX) * Math.max(0, maxY - minY);
-       }
+               function shouldInvoke(time) {
+                 var timeSinceLastCall = time - lastCallTime,
+                     timeSinceLastInvoke = time - lastInvokeTime; // Either this is the first call, activity has stopped and we're at the
+                 // trailing edge, the system time has gone backwards and we're treating
+                 // it as the trailing edge, or we've hit the `maxWait` limit.
 
-       function contains(a, b) {
-         return a.minX <= b.minX && a.minY <= b.minY && b.maxX <= a.maxX && b.maxY <= a.maxY;
-       }
+                 return lastCallTime === undefined$1 || timeSinceLastCall >= wait || timeSinceLastCall < 0 || maxing && timeSinceLastInvoke >= maxWait;
+               }
 
-       function intersects(a, b) {
-         return b.minX <= a.maxX && b.minY <= a.maxY && b.maxX >= a.minX && b.maxY >= a.minY;
-       }
+               function timerExpired() {
+                 var time = now();
 
-       function createNode(children) {
-         return {
-           children: children,
-           height: 1,
-           leaf: true,
-           minX: Infinity,
-           minY: Infinity,
-           maxX: -Infinity,
-           maxY: -Infinity
-         };
-       } // sort an array so that items come in groups of n unsorted items, with groups sorted between each other;
-       // combines selection algorithm with binary divide & conquer approach
+                 if (shouldInvoke(time)) {
+                   return trailingEdge(time);
+                 } // Restart the timer.
 
 
-       function multiSelect(arr, left, right, n, compare) {
-         var stack = [left, right];
+                 timerId = setTimeout(timerExpired, remainingWait(time));
+               }
 
-         while (stack.length) {
-           right = stack.pop();
-           left = stack.pop();
-           if (right - left <= n) continue;
-           var mid = left + Math.ceil((right - left) / n / 2) * n;
-           quickselect$1(arr, mid, left, right, compare);
-           stack.push(left, mid, mid, right);
-         }
-       }
+               function trailingEdge(time) {
+                 timerId = undefined$1; // Only invoke if we have `lastArgs` which means `func` has been
+                 // debounced at least once.
 
-       var tiler = utilTiler();
-       var dispatch$1 = dispatch('loaded');
-       var _tileZoom = 14;
-       var _krUrlRoot = 'https://www.keepright.at';
-       var _krData = {
-         errorTypes: {},
-         localizeStrings: {}
-       }; // This gets reassigned if reset
+                 if (trailing && lastArgs) {
+                   return invokeFunc(time);
+                 }
 
-       var _cache;
+                 lastArgs = lastThis = undefined$1;
+                 return result;
+               }
 
-       var _krRuleset = [// no 20 - multiple node on same spot - these are mostly boundaries overlapping roads
-       30, 40, 50, 60, 70, 90, 100, 110, 120, 130, 150, 160, 170, 180, 190, 191, 192, 193, 194, 195, 196, 197, 198, 200, 201, 202, 203, 204, 205, 206, 207, 208, 210, 220, 230, 231, 232, 270, 280, 281, 282, 283, 284, 285, 290, 291, 292, 293, 294, 295, 296, 297, 298, 300, 310, 311, 312, 313, 320, 350, 360, 370, 380, 390, 400, 401, 402, 410, 411, 412, 413];
+               function cancel() {
+                 if (timerId !== undefined$1) {
+                   clearTimeout(timerId);
+                 }
 
-       function abortRequest(controller) {
-         if (controller) {
-           controller.abort();
-         }
-       }
+                 lastInvokeTime = 0;
+                 lastArgs = lastCallTime = lastThis = timerId = undefined$1;
+               }
 
-       function abortUnwantedRequests(cache, tiles) {
-         Object.keys(cache.inflightTile).forEach(function (k) {
-           var wanted = tiles.find(function (tile) {
-             return k === tile.id;
-           });
+               function flush() {
+                 return timerId === undefined$1 ? result : trailingEdge(now());
+               }
 
-           if (!wanted) {
-             abortRequest(cache.inflightTile[k]);
-             delete cache.inflightTile[k];
-           }
-         });
-       }
+               function debounced() {
+                 var time = now(),
+                     isInvoking = shouldInvoke(time);
+                 lastArgs = arguments;
+                 lastThis = this;
+                 lastCallTime = time;
 
-       function encodeIssueRtree(d) {
-         return {
-           minX: d.loc[0],
-           minY: d.loc[1],
-           maxX: d.loc[0],
-           maxY: d.loc[1],
-           data: d
-         };
-       } // Replace or remove QAItem from rtree
+                 if (isInvoking) {
+                   if (timerId === undefined$1) {
+                     return leadingEdge(lastCallTime);
+                   }
 
+                   if (maxing) {
+                     // Handle invocations in a tight loop.
+                     clearTimeout(timerId);
+                     timerId = setTimeout(timerExpired, wait);
+                     return invokeFunc(lastCallTime);
+                   }
+                 }
 
-       function updateRtree(item, replace) {
-         _cache.rtree.remove(item, function (a, b) {
-           return a.data.id === b.data.id;
-         });
+                 if (timerId === undefined$1) {
+                   timerId = setTimeout(timerExpired, wait);
+                 }
 
-         if (replace) {
-           _cache.rtree.insert(item);
-         }
-       }
+                 return result;
+               }
 
-       function tokenReplacements(d) {
-         if (!(d instanceof QAItem)) return;
-         var htmlRegex = new RegExp(/<\/[a-z][\s\S]*>/);
-         var replacements = {};
-         var issueTemplate = _krData.errorTypes[d.whichType];
+               debounced.cancel = cancel;
+               debounced.flush = flush;
+               return debounced;
+             }
+             /**
+              * Defers invoking the `func` until the current call stack has cleared. Any
+              * additional arguments are provided to `func` when it's invoked.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Function
+              * @param {Function} func The function to defer.
+              * @param {...*} [args] The arguments to invoke `func` with.
+              * @returns {number} Returns the timer id.
+              * @example
+              *
+              * _.defer(function(text) {
+              *   console.log(text);
+              * }, 'deferred');
+              * // => Logs 'deferred' after one millisecond.
+              */
 
-         if (!issueTemplate) {
-           /* eslint-disable no-console */
-           console.log('No Template: ', d.whichType);
-           console.log('  ', d.description);
-           /* eslint-enable no-console */
 
-           return;
-         } // some descriptions are just fixed text
+             var defer = baseRest(function (func, args) {
+               return baseDelay(func, 1, args);
+             });
+             /**
+              * Invokes `func` after `wait` milliseconds. Any additional arguments are
+              * provided to `func` when it's invoked.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Function
+              * @param {Function} func The function to delay.
+              * @param {number} wait The number of milliseconds to delay invocation.
+              * @param {...*} [args] The arguments to invoke `func` with.
+              * @returns {number} Returns the timer id.
+              * @example
+              *
+              * _.delay(function(text) {
+              *   console.log(text);
+              * }, 1000, 'later');
+              * // => Logs 'later' after one second.
+              */
 
+             var delay = baseRest(function (func, wait, args) {
+               return baseDelay(func, toNumber(wait) || 0, args);
+             });
+             /**
+              * Creates a function that invokes `func` with arguments reversed.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Function
+              * @param {Function} func The function to flip arguments for.
+              * @returns {Function} Returns the new flipped function.
+              * @example
+              *
+              * var flipped = _.flip(function() {
+              *   return _.toArray(arguments);
+              * });
+              *
+              * flipped('a', 'b', 'c', 'd');
+              * // => ['d', 'c', 'b', 'a']
+              */
 
-         if (!issueTemplate.regex) return; // regex pattern should match description with variable details captured
+             function flip(func) {
+               return createWrap(func, WRAP_FLIP_FLAG);
+             }
+             /**
+              * Creates a function that memoizes the result of `func`. If `resolver` is
+              * provided, it determines the cache key for storing the result based on the
+              * arguments provided to the memoized function. By default, the first argument
+              * provided to the memoized function is used as the map cache key. The `func`
+              * is invoked with the `this` binding of the memoized function.
+              *
+              * **Note:** The cache is exposed as the `cache` property on the memoized
+              * function. Its creation may be customized by replacing the `_.memoize.Cache`
+              * constructor with one whose instances implement the
+              * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object)
+              * method interface of `clear`, `delete`, `get`, `has`, and `set`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Function
+              * @param {Function} func The function to have its output memoized.
+              * @param {Function} [resolver] The function to resolve the cache key.
+              * @returns {Function} Returns the new memoized function.
+              * @example
+              *
+              * var object = { 'a': 1, 'b': 2 };
+              * var other = { 'c': 3, 'd': 4 };
+              *
+              * var values = _.memoize(_.values);
+              * values(object);
+              * // => [1, 2]
+              *
+              * values(other);
+              * // => [3, 4]
+              *
+              * object.a = 2;
+              * values(object);
+              * // => [1, 2]
+              *
+              * // Modify the result cache.
+              * values.cache.set(object, ['a', 'b']);
+              * values(object);
+              * // => ['a', 'b']
+              *
+              * // Replace `_.memoize.Cache`.
+              * _.memoize.Cache = WeakMap;
+              */
 
-         var errorRegex = new RegExp(issueTemplate.regex, 'i');
-         var errorMatch = errorRegex.exec(d.description);
 
-         if (!errorMatch) {
-           /* eslint-disable no-console */
-           console.log('Unmatched: ', d.whichType);
-           console.log('  ', d.description);
-           console.log('  ', errorRegex);
-           /* eslint-enable no-console */
+             function memoize(func, resolver) {
+               if (typeof func != 'function' || resolver != null && typeof resolver != 'function') {
+                 throw new TypeError(FUNC_ERROR_TEXT);
+               }
 
-           return;
-         }
+               var memoized = function memoized() {
+                 var args = arguments,
+                     key = resolver ? resolver.apply(this, args) : args[0],
+                     cache = memoized.cache;
 
-         for (var i = 1; i < errorMatch.length; i++) {
-           // skip first
-           var capture = errorMatch[i];
-           var idType = void 0;
-           idType = 'IDs' in issueTemplate ? issueTemplate.IDs[i - 1] : '';
+                 if (cache.has(key)) {
+                   return cache.get(key);
+                 }
 
-           if (idType && capture) {
-             // link IDs if present in the capture
-             capture = parseError(capture, idType);
-           } else if (htmlRegex.test(capture)) {
-             // escape any html in non-IDs
-             capture = '\\' + capture + '\\';
-           } else {
-             var compare = capture.toLowerCase();
+                 var result = func.apply(this, args);
+                 memoized.cache = cache.set(key, result) || cache;
+                 return result;
+               };
 
-             if (_krData.localizeStrings[compare]) {
-               // some replacement strings can be localized
-               capture = _t('QA.keepRight.error_parts.' + _krData.localizeStrings[compare]);
-             }
-           }
+               memoized.cache = new (memoize.Cache || MapCache)();
+               return memoized;
+             } // Expose `MapCache`.
 
-           replacements['var' + i] = capture;
-         }
 
-         return replacements;
-       }
+             memoize.Cache = MapCache;
+             /**
+              * Creates a function that negates the result of the predicate `func`. The
+              * `func` predicate is invoked with the `this` binding and arguments of the
+              * created function.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Function
+              * @param {Function} predicate The predicate to negate.
+              * @returns {Function} Returns the new negated function.
+              * @example
+              *
+              * function isEven(n) {
+              *   return n % 2 == 0;
+              * }
+              *
+              * _.filter([1, 2, 3, 4, 5, 6], _.negate(isEven));
+              * // => [1, 3, 5]
+              */
 
-       function parseError(capture, idType) {
-         var compare = capture.toLowerCase();
+             function negate(predicate) {
+               if (typeof predicate != 'function') {
+                 throw new TypeError(FUNC_ERROR_TEXT);
+               }
 
-         if (_krData.localizeStrings[compare]) {
-           // some replacement strings can be localized
-           capture = _t('QA.keepRight.error_parts.' + _krData.localizeStrings[compare]);
-         }
+               return function () {
+                 var args = arguments;
 
-         switch (idType) {
-           // link a string like "this node"
-           case 'this':
-             capture = linkErrorObject(capture);
-             break;
+                 switch (args.length) {
+                   case 0:
+                     return !predicate.call(this);
 
-           case 'url':
-             capture = linkURL(capture);
-             break;
-           // link an entity ID
+                   case 1:
+                     return !predicate.call(this, args[0]);
 
-           case 'n':
-           case 'w':
-           case 'r':
-             capture = linkEntity(idType + capture);
-             break;
-           // some errors have more complex ID lists/variance
+                   case 2:
+                     return !predicate.call(this, args[0], args[1]);
 
-           case '20':
-             capture = parse20(capture);
-             break;
+                   case 3:
+                     return !predicate.call(this, args[0], args[1], args[2]);
+                 }
 
-           case '211':
-             capture = parse211(capture);
-             break;
+                 return !predicate.apply(this, args);
+               };
+             }
+             /**
+              * Creates a function that is restricted to invoking `func` once. Repeat calls
+              * to the function return the value of the first invocation. The `func` is
+              * invoked with the `this` binding and arguments of the created function.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Function
+              * @param {Function} func The function to restrict.
+              * @returns {Function} Returns the new restricted function.
+              * @example
+              *
+              * var initialize = _.once(createApplication);
+              * initialize();
+              * initialize();
+              * // => `createApplication` is invoked once
+              */
 
-           case '231':
-             capture = parse231(capture);
-             break;
 
-           case '294':
-             capture = parse294(capture);
-             break;
+             function once(func) {
+               return before(2, func);
+             }
+             /**
+              * Creates a function that invokes `func` with its arguments transformed.
+              *
+              * @static
+              * @since 4.0.0
+              * @memberOf _
+              * @category Function
+              * @param {Function} func The function to wrap.
+              * @param {...(Function|Function[])} [transforms=[_.identity]]
+              *  The argument transforms.
+              * @returns {Function} Returns the new function.
+              * @example
+              *
+              * function doubled(n) {
+              *   return n * 2;
+              * }
+              *
+              * function square(n) {
+              *   return n * n;
+              * }
+              *
+              * var func = _.overArgs(function(x, y) {
+              *   return [x, y];
+              * }, [square, doubled]);
+              *
+              * func(9, 3);
+              * // => [81, 6]
+              *
+              * func(10, 5);
+              * // => [100, 10]
+              */
 
-           case '370':
-             capture = parse370(capture);
-             break;
-         }
 
-         return capture;
+             var overArgs = castRest(function (func, transforms) {
+               transforms = transforms.length == 1 && isArray(transforms[0]) ? arrayMap(transforms[0], baseUnary(getIteratee())) : arrayMap(baseFlatten(transforms, 1), baseUnary(getIteratee()));
+               var funcsLength = transforms.length;
+               return baseRest(function (args) {
+                 var index = -1,
+                     length = nativeMin(args.length, funcsLength);
 
-         function linkErrorObject(d) {
-           return "<a class=\"error_object_link\">".concat(d, "</a>");
-         }
+                 while (++index < length) {
+                   args[index] = transforms[index].call(this, args[index]);
+                 }
 
-         function linkEntity(d) {
-           return "<a class=\"error_entity_link\">".concat(d, "</a>");
-         }
+                 return apply(func, this, args);
+               });
+             });
+             /**
+              * Creates a function that invokes `func` with `partials` prepended to the
+              * arguments it receives. This method is like `_.bind` except it does **not**
+              * alter the `this` binding.
+              *
+              * The `_.partial.placeholder` value, which defaults to `_` in monolithic
+              * builds, may be used as a placeholder for partially applied arguments.
+              *
+              * **Note:** This method doesn't set the "length" property of partially
+              * applied functions.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.2.0
+              * @category Function
+              * @param {Function} func The function to partially apply arguments to.
+              * @param {...*} [partials] The arguments to be partially applied.
+              * @returns {Function} Returns the new partially applied function.
+              * @example
+              *
+              * function greet(greeting, name) {
+              *   return greeting + ' ' + name;
+              * }
+              *
+              * var sayHelloTo = _.partial(greet, 'hello');
+              * sayHelloTo('fred');
+              * // => 'hello fred'
+              *
+              * // Partially applied with placeholders.
+              * var greetFred = _.partial(greet, _, 'fred');
+              * greetFred('hi');
+              * // => 'hi fred'
+              */
 
-         function linkURL(d) {
-           return "<a class=\"kr_external_link\" target=\"_blank\" href=\"".concat(d, "\">").concat(d, "</a>");
-         } // arbitrary node list of form: #ID, #ID, #ID...
+             var partial = baseRest(function (func, partials) {
+               var holders = replaceHolders(partials, getHolder(partial));
+               return createWrap(func, WRAP_PARTIAL_FLAG, undefined$1, partials, holders);
+             });
+             /**
+              * This method is like `_.partial` except that partially applied arguments
+              * are appended to the arguments it receives.
+              *
+              * The `_.partialRight.placeholder` value, which defaults to `_` in monolithic
+              * builds, may be used as a placeholder for partially applied arguments.
+              *
+              * **Note:** This method doesn't set the "length" property of partially
+              * applied functions.
+              *
+              * @static
+              * @memberOf _
+              * @since 1.0.0
+              * @category Function
+              * @param {Function} func The function to partially apply arguments to.
+              * @param {...*} [partials] The arguments to be partially applied.
+              * @returns {Function} Returns the new partially applied function.
+              * @example
+              *
+              * function greet(greeting, name) {
+              *   return greeting + ' ' + name;
+              * }
+              *
+              * var greetFred = _.partialRight(greet, 'fred');
+              * greetFred('hi');
+              * // => 'hi fred'
+              *
+              * // Partially applied with placeholders.
+              * var sayHelloTo = _.partialRight(greet, 'hello', _);
+              * sayHelloTo('fred');
+              * // => 'hello fred'
+              */
 
+             var partialRight = baseRest(function (func, partials) {
+               var holders = replaceHolders(partials, getHolder(partialRight));
+               return createWrap(func, WRAP_PARTIAL_RIGHT_FLAG, undefined$1, partials, holders);
+             });
+             /**
+              * Creates a function that invokes `func` with arguments arranged according
+              * to the specified `indexes` where the argument value at the first index is
+              * provided as the first argument, the argument value at the second index is
+              * provided as the second argument, and so on.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Function
+              * @param {Function} func The function to rearrange arguments for.
+              * @param {...(number|number[])} indexes The arranged argument indexes.
+              * @returns {Function} Returns the new function.
+              * @example
+              *
+              * var rearged = _.rearg(function(a, b, c) {
+              *   return [a, b, c];
+              * }, [2, 0, 1]);
+              *
+              * rearged('b', 'c', 'a')
+              * // => ['a', 'b', 'c']
+              */
 
-         function parse211(capture) {
-           var newList = [];
-           var items = capture.split(', ');
-           items.forEach(function (item) {
-             // ID has # at the front
-             var id = linkEntity('n' + item.slice(1));
-             newList.push(id);
-           });
-           return newList.join(', ');
-         } // arbitrary way list of form: #ID(layer),#ID(layer),#ID(layer)...
+             var rearg = flatRest(function (func, indexes) {
+               return createWrap(func, WRAP_REARG_FLAG, undefined$1, undefined$1, undefined$1, indexes);
+             });
+             /**
+              * Creates a function that invokes `func` with the `this` binding of the
+              * created function and arguments from `start` and beyond provided as
+              * an array.
+              *
+              * **Note:** This method is based on the
+              * [rest parameter](https://mdn.io/rest_parameters).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Function
+              * @param {Function} func The function to apply a rest parameter to.
+              * @param {number} [start=func.length-1] The start position of the rest parameter.
+              * @returns {Function} Returns the new function.
+              * @example
+              *
+              * var say = _.rest(function(what, names) {
+              *   return what + ' ' + _.initial(names).join(', ') +
+              *     (_.size(names) > 1 ? ', & ' : '') + _.last(names);
+              * });
+              *
+              * say('hello', 'fred', 'barney', 'pebbles');
+              * // => 'hello fred, barney, & pebbles'
+              */
 
+             function rest(func, start) {
+               if (typeof func != 'function') {
+                 throw new TypeError(FUNC_ERROR_TEXT);
+               }
 
-         function parse231(capture) {
-           var newList = []; // unfortunately 'layer' can itself contain commas, so we split on '),'
+               start = start === undefined$1 ? start : toInteger(start);
+               return baseRest(func, start);
+             }
+             /**
+              * Creates a function that invokes `func` with the `this` binding of the
+              * create function and an array of arguments much like
+              * [`Function#apply`](http://www.ecma-international.org/ecma-262/7.0/#sec-function.prototype.apply).
+              *
+              * **Note:** This method is based on the
+              * [spread operator](https://mdn.io/spread_operator).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.2.0
+              * @category Function
+              * @param {Function} func The function to spread arguments over.
+              * @param {number} [start=0] The start position of the spread.
+              * @returns {Function} Returns the new function.
+              * @example
+              *
+              * var say = _.spread(function(who, what) {
+              *   return who + ' says ' + what;
+              * });
+              *
+              * say(['fred', 'hello']);
+              * // => 'fred says hello'
+              *
+              * var numbers = Promise.all([
+              *   Promise.resolve(40),
+              *   Promise.resolve(36)
+              * ]);
+              *
+              * numbers.then(_.spread(function(x, y) {
+              *   return x + y;
+              * }));
+              * // => a Promise of 76
+              */
 
-           var items = capture.split('),');
-           items.forEach(function (item) {
-             var match = item.match(/\#(\d+)\((.+)\)?/);
 
-             if (match !== null && match.length > 2) {
-               newList.push(linkEntity('w' + match[1]) + ' ' + _t('QA.keepRight.errorTypes.231.layer', {
-                 layer: match[2]
-               }));
+             function spread(func, start) {
+               if (typeof func != 'function') {
+                 throw new TypeError(FUNC_ERROR_TEXT);
+               }
+
+               start = start == null ? 0 : nativeMax(toInteger(start), 0);
+               return baseRest(function (args) {
+                 var array = args[start],
+                     otherArgs = castSlice(args, 0, start);
+
+                 if (array) {
+                   arrayPush(otherArgs, array);
+                 }
+
+                 return apply(func, this, otherArgs);
+               });
              }
-           });
-           return newList.join(', ');
-         } // arbitrary node/relation list of form: from node #ID,to relation #ID,to node #ID...
+             /**
+              * Creates a throttled function that only invokes `func` at most once per
+              * every `wait` milliseconds. The throttled function comes with a `cancel`
+              * method to cancel delayed `func` invocations and a `flush` method to
+              * immediately invoke them. Provide `options` to indicate whether `func`
+              * should be invoked on the leading and/or trailing edge of the `wait`
+              * timeout. The `func` is invoked with the last arguments provided to the
+              * throttled function. Subsequent calls to the throttled function return the
+              * result of the last `func` invocation.
+              *
+              * **Note:** If `leading` and `trailing` options are `true`, `func` is
+              * invoked on the trailing edge of the timeout only if the throttled function
+              * is invoked more than once during the `wait` timeout.
+              *
+              * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
+              * until to the next tick, similar to `setTimeout` with a timeout of `0`.
+              *
+              * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
+              * for details over the differences between `_.throttle` and `_.debounce`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Function
+              * @param {Function} func The function to throttle.
+              * @param {number} [wait=0] The number of milliseconds to throttle invocations to.
+              * @param {Object} [options={}] The options object.
+              * @param {boolean} [options.leading=true]
+              *  Specify invoking on the leading edge of the timeout.
+              * @param {boolean} [options.trailing=true]
+              *  Specify invoking on the trailing edge of the timeout.
+              * @returns {Function} Returns the new throttled function.
+              * @example
+              *
+              * // Avoid excessively updating the position while scrolling.
+              * jQuery(window).on('scroll', _.throttle(updatePosition, 100));
+              *
+              * // Invoke `renewToken` when the click event is fired, but not more than once every 5 minutes.
+              * var throttled = _.throttle(renewToken, 300000, { 'trailing': false });
+              * jQuery(element).on('click', throttled);
+              *
+              * // Cancel the trailing throttled invocation.
+              * jQuery(window).on('popstate', throttled.cancel);
+              */
 
 
-         function parse294(capture) {
-           var newList = [];
-           var items = capture.split(',');
-           items.forEach(function (item) {
-             // item of form "from/to node/relation #ID"
-             item = item.split(' '); // to/from role is more clear in quotes
+             function throttle(func, wait, options) {
+               var leading = true,
+                   trailing = true;
 
-             var role = "\"".concat(item[0], "\""); // first letter of node/relation provides the type
+               if (typeof func != 'function') {
+                 throw new TypeError(FUNC_ERROR_TEXT);
+               }
 
-             var idType = item[1].slice(0, 1); // ID has # at the front
+               if (isObject(options)) {
+                 leading = 'leading' in options ? !!options.leading : leading;
+                 trailing = 'trailing' in options ? !!options.trailing : trailing;
+               }
 
-             var id = item[2].slice(1);
-             id = linkEntity(idType + id);
-             newList.push("".concat(role, " ").concat(item[1], " ").concat(id));
-           });
-           return newList.join(', ');
-         } // may or may not include the string "(including the name 'name')"
+               return debounce(func, wait, {
+                 'leading': leading,
+                 'maxWait': wait,
+                 'trailing': trailing
+               });
+             }
+             /**
+              * Creates a function that accepts up to one argument, ignoring any
+              * additional arguments.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Function
+              * @param {Function} func The function to cap arguments for.
+              * @returns {Function} Returns the new capped function.
+              * @example
+              *
+              * _.map(['6', '8', '10'], _.unary(parseInt));
+              * // => [6, 8, 10]
+              */
 
 
-         function parse370(capture) {
-           if (!capture) return '';
-           var match = capture.match(/\(including the name (\'.+\')\)/);
+             function unary(func) {
+               return ary(func, 1);
+             }
+             /**
+              * Creates a function that provides `value` to `wrapper` as its first
+              * argument. Any additional arguments provided to the function are appended
+              * to those provided to the `wrapper`. The wrapper is invoked with the `this`
+              * binding of the created function.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Function
+              * @param {*} value The value to wrap.
+              * @param {Function} [wrapper=identity] The wrapper function.
+              * @returns {Function} Returns the new function.
+              * @example
+              *
+              * var p = _.wrap(_.escape, function(func, text) {
+              *   return '<p>' + func(text) + '</p>';
+              * });
+              *
+              * p('fred, barney, & pebbles');
+              * // => '<p>fred, barney, &amp; pebbles</p>'
+              */
 
-           if (match && match.length) {
-             return _t('QA.keepRight.errorTypes.370.including_the_name', {
-               name: match[1]
-             });
-           }
 
-           return '';
-         } // arbitrary node list of form: #ID,#ID,#ID...
+             function wrap(value, wrapper) {
+               return partial(castFunction(wrapper), value);
+             }
+             /*------------------------------------------------------------------------*/
 
+             /**
+              * Casts `value` as an array if it's not one.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.4.0
+              * @category Lang
+              * @param {*} value The value to inspect.
+              * @returns {Array} Returns the cast array.
+              * @example
+              *
+              * _.castArray(1);
+              * // => [1]
+              *
+              * _.castArray({ 'a': 1 });
+              * // => [{ 'a': 1 }]
+              *
+              * _.castArray('abc');
+              * // => ['abc']
+              *
+              * _.castArray(null);
+              * // => [null]
+              *
+              * _.castArray(undefined);
+              * // => [undefined]
+              *
+              * _.castArray();
+              * // => []
+              *
+              * var array = [1, 2, 3];
+              * console.log(_.castArray(array) === array);
+              * // => true
+              */
 
-         function parse20(capture) {
-           var newList = [];
-           var items = capture.split(',');
-           items.forEach(function (item) {
-             // ID has # at the front
-             var id = linkEntity('n' + item.slice(1));
-             newList.push(id);
-           });
-           return newList.join(', ');
-         }
-       }
 
-       var serviceKeepRight = {
-         title: 'keepRight',
-         init: function init() {
-           _mainFileFetcher.get('keepRight').then(function (d) {
-             return _krData = d;
-           });
+             function castArray() {
+               if (!arguments.length) {
+                 return [];
+               }
 
-           if (!_cache) {
-             this.reset();
-           }
+               var value = arguments[0];
+               return isArray(value) ? value : [value];
+             }
+             /**
+              * Creates a shallow clone of `value`.
+              *
+              * **Note:** This method is loosely based on the
+              * [structured clone algorithm](https://mdn.io/Structured_clone_algorithm)
+              * and supports cloning arrays, array buffers, booleans, date objects, maps,
+              * numbers, `Object` objects, regexes, sets, strings, symbols, and typed
+              * arrays. The own enumerable properties of `arguments` objects are cloned
+              * as plain objects. An empty object is returned for uncloneable values such
+              * as error objects, functions, DOM nodes, and WeakMaps.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to clone.
+              * @returns {*} Returns the cloned value.
+              * @see _.cloneDeep
+              * @example
+              *
+              * var objects = [{ 'a': 1 }, { 'b': 2 }];
+              *
+              * var shallow = _.clone(objects);
+              * console.log(shallow[0] === objects[0]);
+              * // => true
+              */
 
-           this.event = utilRebind(this, dispatch$1, 'on');
-         },
-         reset: function reset() {
-           if (_cache) {
-             Object.values(_cache.inflightTile).forEach(abortRequest);
-           }
 
-           _cache = {
-             data: {},
-             loadedTile: {},
-             inflightTile: {},
-             inflightPost: {},
-             closed: {},
-             rtree: new RBush()
-           };
-         },
-         // KeepRight API:  http://osm.mueschelsoft.de/keepright/interfacing.php
-         loadIssues: function loadIssues(projection) {
-           var _this = this;
+             function clone(value) {
+               return baseClone(value, CLONE_SYMBOLS_FLAG);
+             }
+             /**
+              * This method is like `_.clone` except that it accepts `customizer` which
+              * is invoked to produce the cloned value. If `customizer` returns `undefined`,
+              * cloning is handled by the method instead. The `customizer` is invoked with
+              * up to four arguments; (value [, index|key, object, stack]).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to clone.
+              * @param {Function} [customizer] The function to customize cloning.
+              * @returns {*} Returns the cloned value.
+              * @see _.cloneDeepWith
+              * @example
+              *
+              * function customizer(value) {
+              *   if (_.isElement(value)) {
+              *     return value.cloneNode(false);
+              *   }
+              * }
+              *
+              * var el = _.cloneWith(document.body, customizer);
+              *
+              * console.log(el === document.body);
+              * // => false
+              * console.log(el.nodeName);
+              * // => 'BODY'
+              * console.log(el.childNodes.length);
+              * // => 0
+              */
+
 
-           var options = {
-             format: 'geojson',
-             ch: _krRuleset
-           }; // determine the needed tiles to cover the view
+             function cloneWith(value, customizer) {
+               customizer = typeof customizer == 'function' ? customizer : undefined$1;
+               return baseClone(value, CLONE_SYMBOLS_FLAG, customizer);
+             }
+             /**
+              * This method is like `_.clone` except that it recursively clones `value`.
+              *
+              * @static
+              * @memberOf _
+              * @since 1.0.0
+              * @category Lang
+              * @param {*} value The value to recursively clone.
+              * @returns {*} Returns the deep cloned value.
+              * @see _.clone
+              * @example
+              *
+              * var objects = [{ 'a': 1 }, { 'b': 2 }];
+              *
+              * var deep = _.cloneDeep(objects);
+              * console.log(deep[0] === objects[0]);
+              * // => false
+              */
 
-           var tiles = tiler.zoomExtent([_tileZoom, _tileZoom]).getTiles(projection); // abort inflight requests that are no longer needed
 
-           abortUnwantedRequests(_cache, tiles); // issue new requests..
+             function cloneDeep(value) {
+               return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG);
+             }
+             /**
+              * This method is like `_.cloneWith` except that it recursively clones `value`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to recursively clone.
+              * @param {Function} [customizer] The function to customize cloning.
+              * @returns {*} Returns the deep cloned value.
+              * @see _.cloneWith
+              * @example
+              *
+              * function customizer(value) {
+              *   if (_.isElement(value)) {
+              *     return value.cloneNode(true);
+              *   }
+              * }
+              *
+              * var el = _.cloneDeepWith(document.body, customizer);
+              *
+              * console.log(el === document.body);
+              * // => false
+              * console.log(el.nodeName);
+              * // => 'BODY'
+              * console.log(el.childNodes.length);
+              * // => 20
+              */
 
-           tiles.forEach(function (tile) {
-             if (_cache.loadedTile[tile.id] || _cache.inflightTile[tile.id]) return;
 
-             var _tile$extent$rectangl = tile.extent.rectangle(),
-                 _tile$extent$rectangl2 = _slicedToArray(_tile$extent$rectangl, 4),
-                 left = _tile$extent$rectangl2[0],
-                 top = _tile$extent$rectangl2[1],
-                 right = _tile$extent$rectangl2[2],
-                 bottom = _tile$extent$rectangl2[3];
+             function cloneDeepWith(value, customizer) {
+               customizer = typeof customizer == 'function' ? customizer : undefined$1;
+               return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG, customizer);
+             }
+             /**
+              * Checks if `object` conforms to `source` by invoking the predicate
+              * properties of `source` with the corresponding property values of `object`.
+              *
+              * **Note:** This method is equivalent to `_.conforms` when `source` is
+              * partially applied.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.14.0
+              * @category Lang
+              * @param {Object} object The object to inspect.
+              * @param {Object} source The object of property predicates to conform to.
+              * @returns {boolean} Returns `true` if `object` conforms, else `false`.
+              * @example
+              *
+              * var object = { 'a': 1, 'b': 2 };
+              *
+              * _.conformsTo(object, { 'b': function(n) { return n > 1; } });
+              * // => true
+              *
+              * _.conformsTo(object, { 'b': function(n) { return n > 2; } });
+              * // => false
+              */
 
-             var params = Object.assign({}, options, {
-               left: left,
-               bottom: bottom,
-               right: right,
-               top: top
-             });
-             var url = "".concat(_krUrlRoot, "/export.php?") + utilQsString(params);
-             var controller = new AbortController();
-             _cache.inflightTile[tile.id] = controller;
-             d3_json(url, {
-               signal: controller.signal
-             }).then(function (data) {
-               delete _cache.inflightTile[tile.id];
-               _cache.loadedTile[tile.id] = true;
 
-               if (!data || !data.features || !data.features.length) {
-                 throw new Error('No Data');
-               }
+             function conformsTo(object, source) {
+               return source == null || baseConformsTo(object, source, keys(source));
+             }
+             /**
+              * Performs a
+              * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
+              * comparison between two values to determine if they are equivalent.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to compare.
+              * @param {*} other The other value to compare.
+              * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
+              * @example
+              *
+              * var object = { 'a': 1 };
+              * var other = { 'a': 1 };
+              *
+              * _.eq(object, object);
+              * // => true
+              *
+              * _.eq(object, other);
+              * // => false
+              *
+              * _.eq('a', 'a');
+              * // => true
+              *
+              * _.eq('a', Object('a'));
+              * // => false
+              *
+              * _.eq(NaN, NaN);
+              * // => true
+              */
 
-               data.features.forEach(function (feature) {
-                 var _feature$properties = feature.properties,
-                     itemType = _feature$properties.error_type,
-                     id = _feature$properties.error_id,
-                     _feature$properties$c = _feature$properties.comment,
-                     comment = _feature$properties$c === void 0 ? null : _feature$properties$c,
-                     objectId = _feature$properties.object_id,
-                     objectType = _feature$properties.object_type,
-                     schema = _feature$properties.schema,
-                     title = _feature$properties.title;
-                 var loc = feature.geometry.coordinates,
-                     _feature$properties$d = feature.properties.description,
-                     description = _feature$properties$d === void 0 ? '' : _feature$properties$d; // if there is a parent, save its error type e.g.:
-                 //  Error 191 = "highway-highway"
-                 //  Error 190 = "intersections without junctions"  (parent)
 
-                 var issueTemplate = _krData.errorTypes[itemType];
-                 var parentIssueType = (Math.floor(itemType / 10) * 10).toString(); // try to handle error type directly, fallback to parent error type.
+             function eq(value, other) {
+               return value === other || value !== value && other !== other;
+             }
+             /**
+              * Checks if `value` is greater than `other`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.9.0
+              * @category Lang
+              * @param {*} value The value to compare.
+              * @param {*} other The other value to compare.
+              * @returns {boolean} Returns `true` if `value` is greater than `other`,
+              *  else `false`.
+              * @see _.lt
+              * @example
+              *
+              * _.gt(3, 1);
+              * // => true
+              *
+              * _.gt(3, 3);
+              * // => false
+              *
+              * _.gt(1, 3);
+              * // => false
+              */
 
-                 var whichType = issueTemplate ? itemType : parentIssueType;
-                 var whichTemplate = _krData.errorTypes[whichType]; // Rewrite a few of the errors at this point..
-                 // This is done to make them easier to linkify and translate.
 
-                 switch (whichType) {
-                   case '170':
-                     description = "This feature has a FIXME tag: ".concat(description);
-                     break;
+             var gt = createRelationalOperation(baseGt);
+             /**
+              * Checks if `value` is greater than or equal to `other`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.9.0
+              * @category Lang
+              * @param {*} value The value to compare.
+              * @param {*} other The other value to compare.
+              * @returns {boolean} Returns `true` if `value` is greater than or equal to
+              *  `other`, else `false`.
+              * @see _.lte
+              * @example
+              *
+              * _.gte(3, 1);
+              * // => true
+              *
+              * _.gte(3, 3);
+              * // => true
+              *
+              * _.gte(1, 3);
+              * // => false
+              */
 
-                   case '292':
-                   case '293':
-                     description = description.replace('A turn-', 'This turn-');
-                     break;
+             var gte = createRelationalOperation(function (value, other) {
+               return value >= other;
+             });
+             /**
+              * Checks if `value` is likely an `arguments` object.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is an `arguments` object,
+              *  else `false`.
+              * @example
+              *
+              * _.isArguments(function() { return arguments; }());
+              * // => true
+              *
+              * _.isArguments([1, 2, 3]);
+              * // => false
+              */
 
-                   case '294':
-                   case '295':
-                   case '296':
-                   case '297':
-                   case '298':
-                     description = "This turn-restriction~".concat(description);
-                     break;
+             var isArguments = baseIsArguments(function () {
+               return arguments;
+             }()) ? baseIsArguments : function (value) {
+               return isObjectLike(value) && hasOwnProperty.call(value, 'callee') && !propertyIsEnumerable.call(value, 'callee');
+             };
+             /**
+              * Checks if `value` is classified as an `Array` object.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is an array, else `false`.
+              * @example
+              *
+              * _.isArray([1, 2, 3]);
+              * // => true
+              *
+              * _.isArray(document.body.children);
+              * // => false
+              *
+              * _.isArray('abc');
+              * // => false
+              *
+              * _.isArray(_.noop);
+              * // => false
+              */
 
-                   case '300':
-                     description = 'This highway is missing a maxspeed tag';
-                     break;
+             var isArray = Array.isArray;
+             /**
+              * Checks if `value` is classified as an `ArrayBuffer` object.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.3.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`.
+              * @example
+              *
+              * _.isArrayBuffer(new ArrayBuffer(2));
+              * // => true
+              *
+              * _.isArrayBuffer(new Array(2));
+              * // => false
+              */
 
-                   case '411':
-                   case '412':
-                   case '413':
-                     description = "This feature~".concat(description);
-                     break;
-                 } // move markers slightly so it doesn't obscure the geometry,
-                 // then move markers away from other coincident markers
+             var isArrayBuffer = nodeIsArrayBuffer ? baseUnary(nodeIsArrayBuffer) : baseIsArrayBuffer;
+             /**
+              * Checks if `value` is array-like. A value is considered array-like if it's
+              * not a function and has a `value.length` that's an integer greater than or
+              * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
+              * @example
+              *
+              * _.isArrayLike([1, 2, 3]);
+              * // => true
+              *
+              * _.isArrayLike(document.body.children);
+              * // => true
+              *
+              * _.isArrayLike('abc');
+              * // => true
+              *
+              * _.isArrayLike(_.noop);
+              * // => false
+              */
 
+             function isArrayLike(value) {
+               return value != null && isLength(value.length) && !isFunction(value);
+             }
+             /**
+              * This method is like `_.isArrayLike` except that it also checks if `value`
+              * is an object.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is an array-like object,
+              *  else `false`.
+              * @example
+              *
+              * _.isArrayLikeObject([1, 2, 3]);
+              * // => true
+              *
+              * _.isArrayLikeObject(document.body.children);
+              * // => true
+              *
+              * _.isArrayLikeObject('abc');
+              * // => false
+              *
+              * _.isArrayLikeObject(_.noop);
+              * // => false
+              */
 
-                 var coincident = false;
 
-                 do {
-                   // first time, move marker up. after that, move marker right.
-                   var delta = coincident ? [0.00001, 0] : [0, 0.00001];
-                   loc = geoVecAdd(loc, delta);
-                   var bbox = geoExtent(loc).bbox();
-                   coincident = _cache.rtree.search(bbox).length;
-                 } while (coincident);
+             function isArrayLikeObject(value) {
+               return isObjectLike(value) && isArrayLike(value);
+             }
+             /**
+              * Checks if `value` is classified as a boolean primitive or object.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a boolean, else `false`.
+              * @example
+              *
+              * _.isBoolean(false);
+              * // => true
+              *
+              * _.isBoolean(null);
+              * // => false
+              */
 
-                 var d = new QAItem(loc, _this, itemType, id, {
-                   comment: comment,
-                   description: description,
-                   whichType: whichType,
-                   parentIssueType: parentIssueType,
-                   severity: whichTemplate.severity || 'error',
-                   objectId: objectId,
-                   objectType: objectType,
-                   schema: schema,
-                   title: title
-                 });
-                 d.replacements = tokenReplacements(d);
-                 _cache.data[id] = d;
 
-                 _cache.rtree.insert(encodeIssueRtree(d));
-               });
-               dispatch$1.call('loaded');
-             })["catch"](function () {
-               delete _cache.inflightTile[tile.id];
-               _cache.loadedTile[tile.id] = true;
-             });
-           });
-         },
-         postUpdate: function postUpdate(d, callback) {
-           var _this2 = this;
+             function isBoolean(value) {
+               return value === true || value === false || isObjectLike(value) && baseGetTag(value) == boolTag;
+             }
+             /**
+              * Checks if `value` is a buffer.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.3.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.
+              * @example
+              *
+              * _.isBuffer(new Buffer(2));
+              * // => true
+              *
+              * _.isBuffer(new Uint8Array(2));
+              * // => false
+              */
 
-           if (_cache.inflightPost[d.id]) {
-             return callback({
-               message: 'Error update already inflight',
-               status: -2
-             }, d);
-           }
 
-           var params = {
-             schema: d.schema,
-             id: d.id
-           };
+             var isBuffer = nativeIsBuffer || stubFalse;
+             /**
+              * Checks if `value` is classified as a `Date` object.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a date object, else `false`.
+              * @example
+              *
+              * _.isDate(new Date);
+              * // => true
+              *
+              * _.isDate('Mon April 23 2012');
+              * // => false
+              */
 
-           if (d.newStatus) {
-             params.st = d.newStatus;
-           }
+             var isDate = nodeIsDate ? baseUnary(nodeIsDate) : baseIsDate;
+             /**
+              * Checks if `value` is likely a DOM element.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a DOM element, else `false`.
+              * @example
+              *
+              * _.isElement(document.body);
+              * // => true
+              *
+              * _.isElement('<body>');
+              * // => false
+              */
 
-           if (d.newComment !== undefined) {
-             params.co = d.newComment;
-           } // NOTE: This throws a CORS err, but it seems successful.
-           // We don't care too much about the response, so this is fine.
+             function isElement(value) {
+               return isObjectLike(value) && value.nodeType === 1 && !isPlainObject(value);
+             }
+             /**
+              * Checks if `value` is an empty object, collection, map, or set.
+              *
+              * Objects are considered empty if they have no own enumerable string keyed
+              * properties.
+              *
+              * Array-like values such as `arguments` objects, arrays, buffers, strings, or
+              * jQuery-like collections are considered empty if they have a `length` of `0`.
+              * Similarly, maps and sets are considered empty if they have a `size` of `0`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is empty, else `false`.
+              * @example
+              *
+              * _.isEmpty(null);
+              * // => true
+              *
+              * _.isEmpty(true);
+              * // => true
+              *
+              * _.isEmpty(1);
+              * // => true
+              *
+              * _.isEmpty([1, 2, 3]);
+              * // => false
+              *
+              * _.isEmpty({ 'a': 1 });
+              * // => false
+              */
 
 
-           var url = "".concat(_krUrlRoot, "/comment.php?") + utilQsString(params);
-           var controller = new AbortController();
-           _cache.inflightPost[d.id] = controller; // Since this is expected to throw an error just continue as if it worked
-           // (worst case scenario the request truly fails and issue will show up if iD restarts)
+             function isEmpty(value) {
+               if (value == null) {
+                 return true;
+               }
 
-           d3_json(url, {
-             signal: controller.signal
-           })["finally"](function () {
-             delete _cache.inflightPost[d.id];
+               if (isArrayLike(value) && (isArray(value) || typeof value == 'string' || typeof value.splice == 'function' || isBuffer(value) || isTypedArray(value) || isArguments(value))) {
+                 return !value.length;
+               }
 
-             if (d.newStatus === 'ignore') {
-               // ignore permanently (false positive)
-               _this2.removeItem(d);
-             } else if (d.newStatus === 'ignore_t') {
-               // ignore temporarily (error fixed)
-               _this2.removeItem(d);
+               var tag = getTag(value);
 
-               _cache.closed["".concat(d.schema, ":").concat(d.id)] = true;
-             } else {
-               d = _this2.replaceItem(d.update({
-                 comment: d.newComment,
-                 newComment: undefined,
-                 newState: undefined
-               }));
-             }
+               if (tag == mapTag || tag == setTag) {
+                 return !value.size;
+               }
 
-             if (callback) callback(null, d);
-           });
-         },
-         // Get all cached QAItems covering the viewport
-         getItems: function getItems(projection) {
-           var viewport = projection.clipExtent();
-           var min = [viewport[0][0], viewport[1][1]];
-           var max = [viewport[1][0], viewport[0][1]];
-           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
-           return _cache.rtree.search(bbox).map(function (d) {
-             return d.data;
-           });
-         },
-         // Get a QAItem from cache
-         // NOTE: Don't change method name until UI v3 is merged
-         getError: function getError(id) {
-           return _cache.data[id];
-         },
-         // Replace a single QAItem in the cache
-         replaceItem: function replaceItem(item) {
-           if (!(item instanceof QAItem) || !item.id) return;
-           _cache.data[item.id] = item;
-           updateRtree(encodeIssueRtree(item), true); // true = replace
+               if (isPrototype(value)) {
+                 return !baseKeys(value).length;
+               }
 
-           return item;
-         },
-         // Remove a single QAItem from the cache
-         removeItem: function removeItem(item) {
-           if (!(item instanceof QAItem) || !item.id) return;
-           delete _cache.data[item.id];
-           updateRtree(encodeIssueRtree(item), false); // false = remove
-         },
-         issueURL: function issueURL(item) {
-           return "".concat(_krUrlRoot, "/report_map.php?schema=").concat(item.schema, "&error=").concat(item.id);
-         },
-         // Get an array of issues closed during this session.
-         // Used to populate `closed:keepright` changeset tag
-         getClosedIDs: function getClosedIDs() {
-           return Object.keys(_cache.closed).sort();
-         }
-       };
+               for (var key in value) {
+                 if (hasOwnProperty.call(value, key)) {
+                   return false;
+                 }
+               }
 
-       var tiler$1 = utilTiler();
-       var dispatch$2 = dispatch('loaded');
-       var _tileZoom$1 = 14;
-       var _impOsmUrls = {
-         ow: 'https://grab.community.improve-osm.org/directionOfFlowService',
-         mr: 'https://grab.community.improve-osm.org/missingGeoService',
-         tr: 'https://grab.community.improve-osm.org/turnRestrictionService'
-       };
-       var _impOsmData = {
-         icons: {}
-       }; // This gets reassigned if reset
+               return true;
+             }
+             /**
+              * Performs a deep comparison between two values to determine if they are
+              * equivalent.
+              *
+              * **Note:** This method supports comparing arrays, array buffers, booleans,
+              * date objects, error objects, maps, numbers, `Object` objects, regexes,
+              * sets, strings, symbols, and typed arrays. `Object` objects are compared
+              * by their own, not inherited, enumerable properties. Functions and DOM
+              * nodes are compared by strict equality, i.e. `===`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to compare.
+              * @param {*} other The other value to compare.
+              * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
+              * @example
+              *
+              * var object = { 'a': 1 };
+              * var other = { 'a': 1 };
+              *
+              * _.isEqual(object, other);
+              * // => true
+              *
+              * object === other;
+              * // => false
+              */
 
-       var _cache$1;
 
-       function abortRequest$1(i) {
-         Object.values(i).forEach(function (controller) {
-           if (controller) {
-             controller.abort();
-           }
-         });
-       }
+             function isEqual(value, other) {
+               return baseIsEqual(value, other);
+             }
+             /**
+              * This method is like `_.isEqual` except that it accepts `customizer` which
+              * is invoked to compare values. If `customizer` returns `undefined`, comparisons
+              * are handled by the method instead. The `customizer` is invoked with up to
+              * six arguments: (objValue, othValue [, index|key, object, other, stack]).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to compare.
+              * @param {*} other The other value to compare.
+              * @param {Function} [customizer] The function to customize comparisons.
+              * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
+              * @example
+              *
+              * function isGreeting(value) {
+              *   return /^h(?:i|ello)$/.test(value);
+              * }
+              *
+              * function customizer(objValue, othValue) {
+              *   if (isGreeting(objValue) && isGreeting(othValue)) {
+              *     return true;
+              *   }
+              * }
+              *
+              * var array = ['hello', 'goodbye'];
+              * var other = ['hi', 'goodbye'];
+              *
+              * _.isEqualWith(array, other, customizer);
+              * // => true
+              */
 
-       function abortUnwantedRequests$1(cache, tiles) {
-         Object.keys(cache.inflightTile).forEach(function (k) {
-           var wanted = tiles.find(function (tile) {
-             return k === tile.id;
-           });
 
-           if (!wanted) {
-             abortRequest$1(cache.inflightTile[k]);
-             delete cache.inflightTile[k];
-           }
-         });
-       }
+             function isEqualWith(value, other, customizer) {
+               customizer = typeof customizer == 'function' ? customizer : undefined$1;
+               var result = customizer ? customizer(value, other) : undefined$1;
+               return result === undefined$1 ? baseIsEqual(value, other, undefined$1, customizer) : !!result;
+             }
+             /**
+              * Checks if `value` is an `Error`, `EvalError`, `RangeError`, `ReferenceError`,
+              * `SyntaxError`, `TypeError`, or `URIError` object.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is an error object, else `false`.
+              * @example
+              *
+              * _.isError(new Error);
+              * // => true
+              *
+              * _.isError(Error);
+              * // => false
+              */
 
-       function encodeIssueRtree$1(d) {
-         return {
-           minX: d.loc[0],
-           minY: d.loc[1],
-           maxX: d.loc[0],
-           maxY: d.loc[1],
-           data: d
-         };
-       } // Replace or remove QAItem from rtree
 
+             function isError(value) {
+               if (!isObjectLike(value)) {
+                 return false;
+               }
 
-       function updateRtree$1(item, replace) {
-         _cache$1.rtree.remove(item, function (a, b) {
-           return a.data.id === b.data.id;
-         });
+               var tag = baseGetTag(value);
+               return tag == errorTag || tag == domExcTag || typeof value.message == 'string' && typeof value.name == 'string' && !isPlainObject(value);
+             }
+             /**
+              * Checks if `value` is a finite primitive number.
+              *
+              * **Note:** This method is based on
+              * [`Number.isFinite`](https://mdn.io/Number/isFinite).
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a finite number, else `false`.
+              * @example
+              *
+              * _.isFinite(3);
+              * // => true
+              *
+              * _.isFinite(Number.MIN_VALUE);
+              * // => true
+              *
+              * _.isFinite(Infinity);
+              * // => false
+              *
+              * _.isFinite('3');
+              * // => false
+              */
 
-         if (replace) {
-           _cache$1.rtree.insert(item);
-         }
-       }
 
-       function linkErrorObject(d) {
-         return "<a class=\"error_object_link\">".concat(d, "</a>");
-       }
+             function isFinite(value) {
+               return typeof value == 'number' && nativeIsFinite(value);
+             }
+             /**
+              * Checks if `value` is classified as a `Function` object.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a function, else `false`.
+              * @example
+              *
+              * _.isFunction(_);
+              * // => true
+              *
+              * _.isFunction(/abc/);
+              * // => false
+              */
 
-       function linkEntity(d) {
-         return "<a class=\"error_entity_link\">".concat(d, "</a>");
-       }
 
-       function pointAverage(points) {
-         if (points.length) {
-           var sum = points.reduce(function (acc, point) {
-             return geoVecAdd(acc, [point.lon, point.lat]);
-           }, [0, 0]);
-           return geoVecScale(sum, 1 / points.length);
-         } else {
-           return [0, 0];
-         }
-       }
+             function isFunction(value) {
+               if (!isObject(value)) {
+                 return false;
+               } // The use of `Object#toString` avoids issues with the `typeof` operator
+               // in Safari 9 which returns 'object' for typed arrays and other constructors.
 
-       function relativeBearing(p1, p2) {
-         var angle = Math.atan2(p2.lon - p1.lon, p2.lat - p1.lat);
 
-         if (angle < 0) {
-           angle += 2 * Math.PI;
-         } // Return degrees
+               var tag = baseGetTag(value);
+               return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;
+             }
+             /**
+              * Checks if `value` is an integer.
+              *
+              * **Note:** This method is based on
+              * [`Number.isInteger`](https://mdn.io/Number/isInteger).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is an integer, else `false`.
+              * @example
+              *
+              * _.isInteger(3);
+              * // => true
+              *
+              * _.isInteger(Number.MIN_VALUE);
+              * // => false
+              *
+              * _.isInteger(Infinity);
+              * // => false
+              *
+              * _.isInteger('3');
+              * // => false
+              */
 
 
-         return angle * 180 / Math.PI;
-       } // Assuming range [0,360)
+             function isInteger(value) {
+               return typeof value == 'number' && value == toInteger(value);
+             }
+             /**
+              * Checks if `value` is a valid array-like length.
+              *
+              * **Note:** This method is loosely based on
+              * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
+              * @example
+              *
+              * _.isLength(3);
+              * // => true
+              *
+              * _.isLength(Number.MIN_VALUE);
+              * // => false
+              *
+              * _.isLength(Infinity);
+              * // => false
+              *
+              * _.isLength('3');
+              * // => false
+              */
 
 
-       function cardinalDirection(bearing) {
-         var dir = 45 * Math.round(bearing / 45);
-         var compass = {
-           0: 'north',
-           45: 'northeast',
-           90: 'east',
-           135: 'southeast',
-           180: 'south',
-           225: 'southwest',
-           270: 'west',
-           315: 'northwest',
-           360: 'north'
-         };
-         return _t("QA.improveOSM.directions.".concat(compass[dir]));
-       } // Errors shouldn't obscure each other
+             function isLength(value) {
+               return typeof value == 'number' && value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
+             }
+             /**
+              * Checks if `value` is the
+              * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
+              * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is an object, else `false`.
+              * @example
+              *
+              * _.isObject({});
+              * // => true
+              *
+              * _.isObject([1, 2, 3]);
+              * // => true
+              *
+              * _.isObject(_.noop);
+              * // => true
+              *
+              * _.isObject(null);
+              * // => false
+              */
 
 
-       function preventCoincident(loc, bumpUp) {
-         var coincident = false;
+             function isObject(value) {
+               var type = _typeof(value);
 
-         do {
-           // first time, move marker up. after that, move marker right.
-           var delta = coincident ? [0.00001, 0] : bumpUp ? [0, 0.00001] : [0, 0];
-           loc = geoVecAdd(loc, delta);
-           var bbox = geoExtent(loc).bbox();
-           coincident = _cache$1.rtree.search(bbox).length;
-         } while (coincident);
+               return value != null && (type == 'object' || type == 'function');
+             }
+             /**
+              * Checks if `value` is object-like. A value is object-like if it's not `null`
+              * and has a `typeof` result of "object".
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
+              * @example
+              *
+              * _.isObjectLike({});
+              * // => true
+              *
+              * _.isObjectLike([1, 2, 3]);
+              * // => true
+              *
+              * _.isObjectLike(_.noop);
+              * // => false
+              *
+              * _.isObjectLike(null);
+              * // => false
+              */
 
-         return loc;
-       }
 
-       var serviceImproveOSM = {
-         title: 'improveOSM',
-         init: function init() {
-           _mainFileFetcher.get('qa_data').then(function (d) {
-             return _impOsmData = d.improveOSM;
-           });
+             function isObjectLike(value) {
+               return value != null && _typeof(value) == 'object';
+             }
+             /**
+              * Checks if `value` is classified as a `Map` object.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.3.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a map, else `false`.
+              * @example
+              *
+              * _.isMap(new Map);
+              * // => true
+              *
+              * _.isMap(new WeakMap);
+              * // => false
+              */
 
-           if (!_cache$1) {
-             this.reset();
-           }
 
-           this.event = utilRebind(this, dispatch$2, 'on');
-         },
-         reset: function reset() {
-           if (_cache$1) {
-             Object.values(_cache$1.inflightTile).forEach(abortRequest$1);
-           }
+             var isMap = nodeIsMap ? baseUnary(nodeIsMap) : baseIsMap;
+             /**
+              * Performs a partial deep comparison between `object` and `source` to
+              * determine if `object` contains equivalent property values.
+              *
+              * **Note:** This method is equivalent to `_.matches` when `source` is
+              * partially applied.
+              *
+              * Partial comparisons will match empty array and empty object `source`
+              * values against any array or object value, respectively. See `_.isEqual`
+              * for a list of supported value comparisons.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Lang
+              * @param {Object} object The object to inspect.
+              * @param {Object} source The object of property values to match.
+              * @returns {boolean} Returns `true` if `object` is a match, else `false`.
+              * @example
+              *
+              * var object = { 'a': 1, 'b': 2 };
+              *
+              * _.isMatch(object, { 'b': 2 });
+              * // => true
+              *
+              * _.isMatch(object, { 'b': 1 });
+              * // => false
+              */
 
-           _cache$1 = {
-             data: {},
-             loadedTile: {},
-             inflightTile: {},
-             inflightPost: {},
-             closed: {},
-             rtree: new RBush()
-           };
-         },
-         loadIssues: function loadIssues(projection) {
-           var _this = this;
+             function isMatch(object, source) {
+               return object === source || baseIsMatch(object, source, getMatchData(source));
+             }
+             /**
+              * This method is like `_.isMatch` except that it accepts `customizer` which
+              * is invoked to compare values. If `customizer` returns `undefined`, comparisons
+              * are handled by the method instead. The `customizer` is invoked with five
+              * arguments: (objValue, srcValue, index|key, object, source).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {Object} object The object to inspect.
+              * @param {Object} source The object of property values to match.
+              * @param {Function} [customizer] The function to customize comparisons.
+              * @returns {boolean} Returns `true` if `object` is a match, else `false`.
+              * @example
+              *
+              * function isGreeting(value) {
+              *   return /^h(?:i|ello)$/.test(value);
+              * }
+              *
+              * function customizer(objValue, srcValue) {
+              *   if (isGreeting(objValue) && isGreeting(srcValue)) {
+              *     return true;
+              *   }
+              * }
+              *
+              * var object = { 'greeting': 'hello' };
+              * var source = { 'greeting': 'hi' };
+              *
+              * _.isMatchWith(object, source, customizer);
+              * // => true
+              */
 
-           var options = {
-             client: 'iD',
-             status: 'OPEN',
-             zoom: '19' // Use a high zoom so that clusters aren't returned
 
-           }; // determine the needed tiles to cover the view
+             function isMatchWith(object, source, customizer) {
+               customizer = typeof customizer == 'function' ? customizer : undefined$1;
+               return baseIsMatch(object, source, getMatchData(source), customizer);
+             }
+             /**
+              * Checks if `value` is `NaN`.
+              *
+              * **Note:** This method is based on
+              * [`Number.isNaN`](https://mdn.io/Number/isNaN) and is not the same as
+              * global [`isNaN`](https://mdn.io/isNaN) which returns `true` for
+              * `undefined` and other non-number values.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.
+              * @example
+              *
+              * _.isNaN(NaN);
+              * // => true
+              *
+              * _.isNaN(new Number(NaN));
+              * // => true
+              *
+              * isNaN(undefined);
+              * // => true
+              *
+              * _.isNaN(undefined);
+              * // => false
+              */
 
-           var tiles = tiler$1.zoomExtent([_tileZoom$1, _tileZoom$1]).getTiles(projection); // abort inflight requests that are no longer needed
 
-           abortUnwantedRequests$1(_cache$1, tiles); // issue new requests..
+             function isNaN(value) {
+               // An `NaN` primitive is the only value that is not equal to itself.
+               // Perform the `toStringTag` check first to avoid errors with some
+               // ActiveX objects in IE.
+               return isNumber(value) && value != +value;
+             }
+             /**
+              * Checks if `value` is a pristine native function.
+              *
+              * **Note:** This method can't reliably detect native functions in the presence
+              * of the core-js package because core-js circumvents this kind of detection.
+              * Despite multiple requests, the core-js maintainer has made it clear: any
+              * attempt to fix the detection will be obstructed. As a result, we're left
+              * with little choice but to throw an error. Unfortunately, this also affects
+              * packages, like [babel-polyfill](https://www.npmjs.com/package/babel-polyfill),
+              * which rely on core-js.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a native function,
+              *  else `false`.
+              * @example
+              *
+              * _.isNative(Array.prototype.push);
+              * // => true
+              *
+              * _.isNative(_);
+              * // => false
+              */
 
-           tiles.forEach(function (tile) {
-             if (_cache$1.loadedTile[tile.id] || _cache$1.inflightTile[tile.id]) return;
 
-             var _tile$extent$rectangl = tile.extent.rectangle(),
-                 _tile$extent$rectangl2 = _slicedToArray(_tile$extent$rectangl, 4),
-                 east = _tile$extent$rectangl2[0],
-                 north = _tile$extent$rectangl2[1],
-                 west = _tile$extent$rectangl2[2],
-                 south = _tile$extent$rectangl2[3];
+             function isNative(value) {
+               if (isMaskable(value)) {
+                 throw new Error(CORE_ERROR_TEXT);
+               }
 
-             var params = Object.assign({}, options, {
-               east: east,
-               south: south,
-               west: west,
-               north: north
-             }); // 3 separate requests to store for each tile
+               return baseIsNative(value);
+             }
+             /**
+              * Checks if `value` is `null`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is `null`, else `false`.
+              * @example
+              *
+              * _.isNull(null);
+              * // => true
+              *
+              * _.isNull(void 0);
+              * // => false
+              */
 
-             var requests = {};
-             Object.keys(_impOsmUrls).forEach(function (k) {
-               // We exclude WATER from missing geometry as it doesn't seem useful
-               // We use most confident one-way and turn restrictions only, still have false positives
-               var kParams = Object.assign({}, params, k === 'mr' ? {
-                 type: 'PARKING,ROAD,BOTH,PATH'
-               } : {
-                 confidenceLevel: 'C1'
-               });
-               var url = "".concat(_impOsmUrls[k], "/search?") + utilQsString(kParams);
-               var controller = new AbortController();
-               requests[k] = controller;
-               d3_json(url, {
-                 signal: controller.signal
-               }).then(function (data) {
-                 delete _cache$1.inflightTile[tile.id][k];
 
-                 if (!Object.keys(_cache$1.inflightTile[tile.id]).length) {
-                   delete _cache$1.inflightTile[tile.id];
-                   _cache$1.loadedTile[tile.id] = true;
-                 } // Road segments at high zoom == oneways
+             function isNull(value) {
+               return value === null;
+             }
+             /**
+              * Checks if `value` is `null` or `undefined`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is nullish, else `false`.
+              * @example
+              *
+              * _.isNil(null);
+              * // => true
+              *
+              * _.isNil(void 0);
+              * // => true
+              *
+              * _.isNil(NaN);
+              * // => false
+              */
 
 
-                 if (data.roadSegments) {
-                   data.roadSegments.forEach(function (feature) {
-                     // Position error at the approximate middle of the segment
-                     var points = feature.points,
-                         wayId = feature.wayId,
-                         fromNodeId = feature.fromNodeId,
-                         toNodeId = feature.toNodeId;
-                     var itemId = "".concat(wayId).concat(fromNodeId).concat(toNodeId);
-                     var mid = points.length / 2;
-                     var loc; // Even number of points, find midpoint of the middle two
-                     // Odd number of points, use position of very middle point
+             function isNil(value) {
+               return value == null;
+             }
+             /**
+              * Checks if `value` is classified as a `Number` primitive or object.
+              *
+              * **Note:** To exclude `Infinity`, `-Infinity`, and `NaN`, which are
+              * classified as numbers, use the `_.isFinite` method.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a number, else `false`.
+              * @example
+              *
+              * _.isNumber(3);
+              * // => true
+              *
+              * _.isNumber(Number.MIN_VALUE);
+              * // => true
+              *
+              * _.isNumber(Infinity);
+              * // => true
+              *
+              * _.isNumber('3');
+              * // => false
+              */
 
-                     if (mid % 1 === 0) {
-                       loc = pointAverage([points[mid - 1], points[mid]]);
-                     } else {
-                       mid = points[Math.floor(mid)];
-                       loc = [mid.lon, mid.lat];
-                     } // One-ways can land on same segment in opposite direction
 
+             function isNumber(value) {
+               return typeof value == 'number' || isObjectLike(value) && baseGetTag(value) == numberTag;
+             }
+             /**
+              * Checks if `value` is a plain object, that is, an object created by the
+              * `Object` constructor or one with a `[[Prototype]]` of `null`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.8.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              * }
+              *
+              * _.isPlainObject(new Foo);
+              * // => false
+              *
+              * _.isPlainObject([1, 2, 3]);
+              * // => false
+              *
+              * _.isPlainObject({ 'x': 0, 'y': 0 });
+              * // => true
+              *
+              * _.isPlainObject(Object.create(null));
+              * // => true
+              */
 
-                     loc = preventCoincident(loc, false);
-                     var d = new QAItem(loc, _this, k, itemId, {
-                       issueKey: k,
-                       // used as a category
-                       identifier: {
-                         // used to post changes
-                         wayId: wayId,
-                         fromNodeId: fromNodeId,
-                         toNodeId: toNodeId
-                       },
-                       objectId: wayId,
-                       objectType: 'way'
-                     }); // Variables used in the description
 
-                     d.replacements = {
-                       percentage: feature.percentOfTrips,
-                       num_trips: feature.numberOfTrips,
-                       highway: linkErrorObject(_t('QA.keepRight.error_parts.highway')),
-                       from_node: linkEntity('n' + feature.fromNodeId),
-                       to_node: linkEntity('n' + feature.toNodeId)
-                     };
-                     _cache$1.data[d.id] = d;
+             function isPlainObject(value) {
+               if (!isObjectLike(value) || baseGetTag(value) != objectTag) {
+                 return false;
+               }
 
-                     _cache$1.rtree.insert(encodeIssueRtree$1(d));
-                   });
-                 } // Tiles at high zoom == missing roads
+               var proto = getPrototype(value);
 
+               if (proto === null) {
+                 return true;
+               }
 
-                 if (data.tiles) {
-                   data.tiles.forEach(function (feature) {
-                     var type = feature.type,
-                         x = feature.x,
-                         y = feature.y,
-                         numberOfTrips = feature.numberOfTrips;
-                     var geoType = type.toLowerCase();
-                     var itemId = "".concat(geoType).concat(x).concat(y).concat(numberOfTrips); // Average of recorded points should land on the missing geometry
-                     // Missing geometry could happen to land on another error
+               var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor;
+               return typeof Ctor == 'function' && Ctor instanceof Ctor && funcToString.call(Ctor) == objectCtorString;
+             }
+             /**
+              * Checks if `value` is classified as a `RegExp` object.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.1.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a regexp, else `false`.
+              * @example
+              *
+              * _.isRegExp(/abc/);
+              * // => true
+              *
+              * _.isRegExp('/abc/');
+              * // => false
+              */
 
-                     var loc = pointAverage(feature.points);
-                     loc = preventCoincident(loc, false);
-                     var d = new QAItem(loc, _this, "".concat(k, "-").concat(geoType), itemId, {
-                       issueKey: k,
-                       identifier: {
-                         x: x,
-                         y: y
-                       }
-                     });
-                     d.replacements = {
-                       num_trips: numberOfTrips,
-                       geometry_type: _t("QA.improveOSM.geometry_types.".concat(geoType))
-                     }; // -1 trips indicates data came from a 3rd party
 
-                     if (numberOfTrips === -1) {
-                       d.desc = _t('QA.improveOSM.error_types.mr.description_alt', d.replacements);
-                     }
+             var isRegExp = nodeIsRegExp ? baseUnary(nodeIsRegExp) : baseIsRegExp;
+             /**
+              * Checks if `value` is a safe integer. An integer is safe if it's an IEEE-754
+              * double precision number which isn't the result of a rounded unsafe integer.
+              *
+              * **Note:** This method is based on
+              * [`Number.isSafeInteger`](https://mdn.io/Number/isSafeInteger).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a safe integer, else `false`.
+              * @example
+              *
+              * _.isSafeInteger(3);
+              * // => true
+              *
+              * _.isSafeInteger(Number.MIN_VALUE);
+              * // => false
+              *
+              * _.isSafeInteger(Infinity);
+              * // => false
+              *
+              * _.isSafeInteger('3');
+              * // => false
+              */
 
-                     _cache$1.data[d.id] = d;
+             function isSafeInteger(value) {
+               return isInteger(value) && value >= -MAX_SAFE_INTEGER && value <= MAX_SAFE_INTEGER;
+             }
+             /**
+              * Checks if `value` is classified as a `Set` object.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.3.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a set, else `false`.
+              * @example
+              *
+              * _.isSet(new Set);
+              * // => true
+              *
+              * _.isSet(new WeakSet);
+              * // => false
+              */
 
-                     _cache$1.rtree.insert(encodeIssueRtree$1(d));
-                   });
-                 } // Entities at high zoom == turn restrictions
 
+             var isSet = nodeIsSet ? baseUnary(nodeIsSet) : baseIsSet;
+             /**
+              * Checks if `value` is classified as a `String` primitive or object.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a string, else `false`.
+              * @example
+              *
+              * _.isString('abc');
+              * // => true
+              *
+              * _.isString(1);
+              * // => false
+              */
 
-                 if (data.entities) {
-                   data.entities.forEach(function (feature) {
-                     var point = feature.point,
-                         id = feature.id,
-                         segments = feature.segments,
-                         numberOfPasses = feature.numberOfPasses,
-                         turnType = feature.turnType;
-                     var itemId = "".concat(id.replace(/[,:+#]/g, '_')); // Turn restrictions could be missing at same junction
-                     // We also want to bump the error up so node is accessible
+             function isString(value) {
+               return typeof value == 'string' || !isArray(value) && isObjectLike(value) && baseGetTag(value) == stringTag;
+             }
+             /**
+              * Checks if `value` is classified as a `Symbol` primitive or object.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a symbol, else `false`.
+              * @example
+              *
+              * _.isSymbol(Symbol.iterator);
+              * // => true
+              *
+              * _.isSymbol('abc');
+              * // => false
+              */
 
-                     var loc = preventCoincident([point.lon, point.lat], true); // Elements are presented in a strange way
 
-                     var ids = id.split(',');
-                     var from_way = ids[0];
-                     var via_node = ids[3];
-                     var to_way = ids[2].split(':')[1];
-                     var d = new QAItem(loc, _this, k, itemId, {
-                       issueKey: k,
-                       identifier: id,
-                       objectId: via_node,
-                       objectType: 'node'
-                     }); // Travel direction along from_way clarifies the turn restriction
+             function isSymbol(value) {
+               return _typeof(value) == 'symbol' || isObjectLike(value) && baseGetTag(value) == symbolTag;
+             }
+             /**
+              * Checks if `value` is classified as a typed array.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.
+              * @example
+              *
+              * _.isTypedArray(new Uint8Array);
+              * // => true
+              *
+              * _.isTypedArray([]);
+              * // => false
+              */
 
-                     var _segments$0$points = _slicedToArray(segments[0].points, 2),
-                         p1 = _segments$0$points[0],
-                         p2 = _segments$0$points[1];
 
-                     var dir_of_travel = cardinalDirection(relativeBearing(p1, p2)); // Variables used in the description
+             var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;
+             /**
+              * Checks if `value` is `undefined`.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is `undefined`, else `false`.
+              * @example
+              *
+              * _.isUndefined(void 0);
+              * // => true
+              *
+              * _.isUndefined(null);
+              * // => false
+              */
 
-                     d.replacements = {
-                       num_passed: numberOfPasses,
-                       num_trips: segments[0].numberOfTrips,
-                       turn_restriction: turnType.toLowerCase(),
-                       from_way: linkEntity('w' + from_way),
-                       to_way: linkEntity('w' + to_way),
-                       travel_direction: dir_of_travel,
-                       junction: linkErrorObject(_t('QA.keepRight.error_parts.this_node'))
-                     };
-                     _cache$1.data[d.id] = d;
+             function isUndefined(value) {
+               return value === undefined$1;
+             }
+             /**
+              * Checks if `value` is classified as a `WeakMap` object.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.3.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a weak map, else `false`.
+              * @example
+              *
+              * _.isWeakMap(new WeakMap);
+              * // => true
+              *
+              * _.isWeakMap(new Map);
+              * // => false
+              */
 
-                     _cache$1.rtree.insert(encodeIssueRtree$1(d));
 
-                     dispatch$2.call('loaded');
-                   });
-                 }
-               })["catch"](function () {
-                 delete _cache$1.inflightTile[tile.id][k];
+             function isWeakMap(value) {
+               return isObjectLike(value) && getTag(value) == weakMapTag;
+             }
+             /**
+              * Checks if `value` is classified as a `WeakSet` object.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.3.0
+              * @category Lang
+              * @param {*} value The value to check.
+              * @returns {boolean} Returns `true` if `value` is a weak set, else `false`.
+              * @example
+              *
+              * _.isWeakSet(new WeakSet);
+              * // => true
+              *
+              * _.isWeakSet(new Set);
+              * // => false
+              */
 
-                 if (!Object.keys(_cache$1.inflightTile[tile.id]).length) {
-                   delete _cache$1.inflightTile[tile.id];
-                   _cache$1.loadedTile[tile.id] = true;
-                 }
-               });
-             });
-             _cache$1.inflightTile[tile.id] = requests;
-           });
-         },
-         getComments: function getComments(item) {
-           var _this2 = this;
 
-           // If comments already retrieved no need to do so again
-           if (item.comments) {
-             return Promise.resolve(item);
-           }
+             function isWeakSet(value) {
+               return isObjectLike(value) && baseGetTag(value) == weakSetTag;
+             }
+             /**
+              * Checks if `value` is less than `other`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.9.0
+              * @category Lang
+              * @param {*} value The value to compare.
+              * @param {*} other The other value to compare.
+              * @returns {boolean} Returns `true` if `value` is less than `other`,
+              *  else `false`.
+              * @see _.gt
+              * @example
+              *
+              * _.lt(1, 3);
+              * // => true
+              *
+              * _.lt(3, 3);
+              * // => false
+              *
+              * _.lt(3, 1);
+              * // => false
+              */
 
-           var key = item.issueKey;
-           var qParams = {};
 
-           if (key === 'ow') {
-             qParams = item.identifier;
-           } else if (key === 'mr') {
-             qParams.tileX = item.identifier.x;
-             qParams.tileY = item.identifier.y;
-           } else if (key === 'tr') {
-             qParams.targetId = item.identifier;
-           }
+             var lt = createRelationalOperation(baseLt);
+             /**
+              * Checks if `value` is less than or equal to `other`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.9.0
+              * @category Lang
+              * @param {*} value The value to compare.
+              * @param {*} other The other value to compare.
+              * @returns {boolean} Returns `true` if `value` is less than or equal to
+              *  `other`, else `false`.
+              * @see _.gte
+              * @example
+              *
+              * _.lte(1, 3);
+              * // => true
+              *
+              * _.lte(3, 3);
+              * // => true
+              *
+              * _.lte(3, 1);
+              * // => false
+              */
 
-           var url = "".concat(_impOsmUrls[key], "/retrieveComments?") + utilQsString(qParams);
+             var lte = createRelationalOperation(function (value, other) {
+               return value <= other;
+             });
+             /**
+              * Converts `value` to an array.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Lang
+              * @param {*} value The value to convert.
+              * @returns {Array} Returns the converted array.
+              * @example
+              *
+              * _.toArray({ 'a': 1, 'b': 2 });
+              * // => [1, 2]
+              *
+              * _.toArray('abc');
+              * // => ['a', 'b', 'c']
+              *
+              * _.toArray(1);
+              * // => []
+              *
+              * _.toArray(null);
+              * // => []
+              */
 
-           var cacheComments = function cacheComments(data) {
-             // Assign directly for immediate use afterwards
-             // comments are served newest to oldest
-             item.comments = data.comments ? data.comments.reverse() : [];
+             function toArray(value) {
+               if (!value) {
+                 return [];
+               }
 
-             _this2.replaceItem(item);
-           };
+               if (isArrayLike(value)) {
+                 return isString(value) ? stringToArray(value) : copyArray(value);
+               }
 
-           return d3_json(url).then(cacheComments).then(function () {
-             return item;
-           });
-         },
-         postUpdate: function postUpdate(d, callback) {
-           if (!serviceOsm.authenticated()) {
-             // Username required in payload
-             return callback({
-               message: 'Not Authenticated',
-               status: -3
-             }, d);
-           }
+               if (symIterator && value[symIterator]) {
+                 return iteratorToArray(value[symIterator]());
+               }
 
-           if (_cache$1.inflightPost[d.id]) {
-             return callback({
-               message: 'Error update already inflight',
-               status: -2
-             }, d);
-           } // Payload can only be sent once username is established
+               var tag = getTag(value),
+                   func = tag == mapTag ? mapToArray : tag == setTag ? setToArray : values;
+               return func(value);
+             }
+             /**
+              * Converts `value` to a finite number.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.12.0
+              * @category Lang
+              * @param {*} value The value to convert.
+              * @returns {number} Returns the converted number.
+              * @example
+              *
+              * _.toFinite(3.2);
+              * // => 3.2
+              *
+              * _.toFinite(Number.MIN_VALUE);
+              * // => 5e-324
+              *
+              * _.toFinite(Infinity);
+              * // => 1.7976931348623157e+308
+              *
+              * _.toFinite('3.2');
+              * // => 3.2
+              */
 
 
-           serviceOsm.userDetails(sendPayload.bind(this));
+             function toFinite(value) {
+               if (!value) {
+                 return value === 0 ? value : 0;
+               }
 
-           function sendPayload(err, user) {
-             var _this3 = this;
+               value = toNumber(value);
 
-             if (err) {
-               return callback(err, d);
+               if (value === INFINITY || value === -INFINITY) {
+                 var sign = value < 0 ? -1 : 1;
+                 return sign * MAX_INTEGER;
+               }
+
+               return value === value ? value : 0;
              }
+             /**
+              * Converts `value` to an integer.
+              *
+              * **Note:** This method is loosely based on
+              * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to convert.
+              * @returns {number} Returns the converted integer.
+              * @example
+              *
+              * _.toInteger(3.2);
+              * // => 3
+              *
+              * _.toInteger(Number.MIN_VALUE);
+              * // => 0
+              *
+              * _.toInteger(Infinity);
+              * // => 1.7976931348623157e+308
+              *
+              * _.toInteger('3.2');
+              * // => 3
+              */
 
-             var key = d.issueKey;
-             var url = "".concat(_impOsmUrls[key], "/comment");
-             var payload = {
-               username: user.display_name,
-               targetIds: [d.identifier]
-             };
 
-             if (d.newStatus) {
-               payload.status = d.newStatus;
-               payload.text = 'status changed';
-             } // Comment take place of default text
+             function toInteger(value) {
+               var result = toFinite(value),
+                   remainder = result % 1;
+               return result === result ? remainder ? result - remainder : result : 0;
+             }
+             /**
+              * Converts `value` to an integer suitable for use as the length of an
+              * array-like object.
+              *
+              * **Note:** This method is based on
+              * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to convert.
+              * @returns {number} Returns the converted integer.
+              * @example
+              *
+              * _.toLength(3.2);
+              * // => 3
+              *
+              * _.toLength(Number.MIN_VALUE);
+              * // => 0
+              *
+              * _.toLength(Infinity);
+              * // => 4294967295
+              *
+              * _.toLength('3.2');
+              * // => 3
+              */
 
 
-             if (d.newComment) {
-               payload.text = d.newComment;
+             function toLength(value) {
+               return value ? baseClamp(toInteger(value), 0, MAX_ARRAY_LENGTH) : 0;
              }
+             /**
+              * Converts `value` to a number.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to process.
+              * @returns {number} Returns the number.
+              * @example
+              *
+              * _.toNumber(3.2);
+              * // => 3.2
+              *
+              * _.toNumber(Number.MIN_VALUE);
+              * // => 5e-324
+              *
+              * _.toNumber(Infinity);
+              * // => Infinity
+              *
+              * _.toNumber('3.2');
+              * // => 3.2
+              */
 
-             var controller = new AbortController();
-             _cache$1.inflightPost[d.id] = controller;
-             var options = {
-               method: 'POST',
-               signal: controller.signal,
-               body: JSON.stringify(payload)
-             };
-             d3_json(url, options).then(function () {
-               delete _cache$1.inflightPost[d.id]; // Just a comment, update error in cache
 
-               if (!d.newStatus) {
-                 var now = new Date();
-                 var comments = d.comments ? d.comments : [];
-                 comments.push({
-                   username: payload.username,
-                   text: payload.text,
-                   timestamp: now.getTime() / 1000
-                 });
+             function toNumber(value) {
+               if (typeof value == 'number') {
+                 return value;
+               }
 
-                 _this3.replaceItem(d.update({
-                   comments: comments,
-                   newComment: undefined
-                 }));
-               } else {
-                 _this3.removeItem(d);
+               if (isSymbol(value)) {
+                 return NAN;
+               }
 
-                 if (d.newStatus === 'SOLVED') {
-                   // Keep track of the number of issues closed per type to tag the changeset
-                   if (!(d.issueKey in _cache$1.closed)) {
-                     _cache$1.closed[d.issueKey] = 0;
-                   }
+               if (isObject(value)) {
+                 var other = typeof value.valueOf == 'function' ? value.valueOf() : value;
+                 value = isObject(other) ? other + '' : other;
+               }
 
-                   _cache$1.closed[d.issueKey] += 1;
-                 }
+               if (typeof value != 'string') {
+                 return value === 0 ? value : +value;
                }
 
-               if (callback) callback(null, d);
-             })["catch"](function (err) {
-               delete _cache$1.inflightPost[d.id];
-               if (callback) callback(err.message);
-             });
-           }
-         },
-         // Get all cached QAItems covering the viewport
-         getItems: function getItems(projection) {
-           var viewport = projection.clipExtent();
-           var min = [viewport[0][0], viewport[1][1]];
-           var max = [viewport[1][0], viewport[0][1]];
-           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
-           return _cache$1.rtree.search(bbox).map(function (d) {
-             return d.data;
-           });
-         },
-         // Get a QAItem from cache
-         // NOTE: Don't change method name until UI v3 is merged
-         getError: function getError(id) {
-           return _cache$1.data[id];
-         },
-         // get the name of the icon to display for this item
-         getIcon: function getIcon(itemType) {
-           return _impOsmData.icons[itemType];
-         },
-         // Replace a single QAItem in the cache
-         replaceItem: function replaceItem(issue) {
-           if (!(issue instanceof QAItem) || !issue.id) return;
-           _cache$1.data[issue.id] = issue;
-           updateRtree$1(encodeIssueRtree$1(issue), true); // true = replace
+               value = baseTrim(value);
+               var isBinary = reIsBinary.test(value);
+               return isBinary || reIsOctal.test(value) ? freeParseInt(value.slice(2), isBinary ? 2 : 8) : reIsBadHex.test(value) ? NAN : +value;
+             }
+             /**
+              * Converts `value` to a plain object flattening inherited enumerable string
+              * keyed properties of `value` to own properties of the plain object.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Lang
+              * @param {*} value The value to convert.
+              * @returns {Object} Returns the converted plain object.
+              * @example
+              *
+              * function Foo() {
+              *   this.b = 2;
+              * }
+              *
+              * Foo.prototype.c = 3;
+              *
+              * _.assign({ 'a': 1 }, new Foo);
+              * // => { 'a': 1, 'b': 2 }
+              *
+              * _.assign({ 'a': 1 }, _.toPlainObject(new Foo));
+              * // => { 'a': 1, 'b': 2, 'c': 3 }
+              */
+
 
-           return issue;
-         },
-         // Remove a single QAItem from the cache
-         removeItem: function removeItem(issue) {
-           if (!(issue instanceof QAItem) || !issue.id) return;
-           delete _cache$1.data[issue.id];
-           updateRtree$1(encodeIssueRtree$1(issue), false); // false = remove
-         },
-         // Used to populate `closed:improveosm:*` changeset tags
-         getClosedCounts: function getClosedCounts() {
-           return _cache$1.closed;
-         }
-       };
+             function toPlainObject(value) {
+               return copyObject(value, keysIn(value));
+             }
+             /**
+              * Converts `value` to a safe integer. A safe integer can be compared and
+              * represented correctly.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to convert.
+              * @returns {number} Returns the converted integer.
+              * @example
+              *
+              * _.toSafeInteger(3.2);
+              * // => 3
+              *
+              * _.toSafeInteger(Number.MIN_VALUE);
+              * // => 0
+              *
+              * _.toSafeInteger(Infinity);
+              * // => 9007199254740991
+              *
+              * _.toSafeInteger('3.2');
+              * // => 3
+              */
 
-       var quot = /"/g;
 
-       // B.2.3.2.1 CreateHTML(string, tag, attribute, value)
-       // https://tc39.es/ecma262/#sec-createhtml
-       var createHtml = function (string, tag, attribute, value) {
-         var S = String(requireObjectCoercible(string));
-         var p1 = '<' + tag;
-         if (attribute !== '') p1 += ' ' + attribute + '="' + String(value).replace(quot, '&quot;') + '"';
-         return p1 + '>' + S + '</' + tag + '>';
-       };
+             function toSafeInteger(value) {
+               return value ? baseClamp(toInteger(value), -MAX_SAFE_INTEGER, MAX_SAFE_INTEGER) : value === 0 ? value : 0;
+             }
+             /**
+              * Converts `value` to a string. An empty string is returned for `null`
+              * and `undefined` values. The sign of `-0` is preserved.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Lang
+              * @param {*} value The value to convert.
+              * @returns {string} Returns the converted string.
+              * @example
+              *
+              * _.toString(null);
+              * // => ''
+              *
+              * _.toString(-0);
+              * // => '-0'
+              *
+              * _.toString([1, 2, 3]);
+              * // => '1,2,3'
+              */
 
-       // check the existence of a method, lowercase
-       // of a tag and escaping quotes in arguments
-       var stringHtmlForced = function (METHOD_NAME) {
-         return fails(function () {
-           var test = ''[METHOD_NAME]('"');
-           return test !== test.toLowerCase() || test.split('"').length > 3;
-         });
-       };
 
-       // `String.prototype.link` method
-       // https://tc39.es/ecma262/#sec-string.prototype.link
-       _export({ target: 'String', proto: true, forced: stringHtmlForced('link') }, {
-         link: function link(url) {
-           return createHtml(this, 'a', 'href', url);
-         }
-       });
+             function toString(value) {
+               return value == null ? '' : baseToString(value);
+             }
+             /*------------------------------------------------------------------------*/
 
-       var $trimEnd = stringTrim.end;
+             /**
+              * Assigns own enumerable string keyed properties of source objects to the
+              * destination object. Source objects are applied from left to right.
+              * Subsequent sources overwrite property assignments of previous sources.
+              *
+              * **Note:** This method mutates `object` and is loosely based on
+              * [`Object.assign`](https://mdn.io/Object/assign).
+              *
+              * @static
+              * @memberOf _
+              * @since 0.10.0
+              * @category Object
+              * @param {Object} object The destination object.
+              * @param {...Object} [sources] The source objects.
+              * @returns {Object} Returns `object`.
+              * @see _.assignIn
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              * }
+              *
+              * function Bar() {
+              *   this.c = 3;
+              * }
+              *
+              * Foo.prototype.b = 2;
+              * Bar.prototype.d = 4;
+              *
+              * _.assign({ 'a': 0 }, new Foo, new Bar);
+              * // => { 'a': 1, 'c': 3 }
+              */
 
 
-       var FORCED$e = stringTrimForced('trimEnd');
+             var assign = createAssigner(function (object, source) {
+               if (isPrototype(source) || isArrayLike(source)) {
+                 copyObject(source, keys(source), object);
+                 return;
+               }
 
-       var trimEnd = FORCED$e ? function trimEnd() {
-         return $trimEnd(this);
-       } : ''.trimEnd;
+               for (var key in source) {
+                 if (hasOwnProperty.call(source, key)) {
+                   assignValue(object, key, source[key]);
+                 }
+               }
+             });
+             /**
+              * This method is like `_.assign` except that it iterates over own and
+              * inherited source properties.
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @alias extend
+              * @category Object
+              * @param {Object} object The destination object.
+              * @param {...Object} [sources] The source objects.
+              * @returns {Object} Returns `object`.
+              * @see _.assign
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              * }
+              *
+              * function Bar() {
+              *   this.c = 3;
+              * }
+              *
+              * Foo.prototype.b = 2;
+              * Bar.prototype.d = 4;
+              *
+              * _.assignIn({ 'a': 0 }, new Foo, new Bar);
+              * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }
+              */
 
-       // `String.prototype.{ trimEnd, trimRight }` methods
-       // https://tc39.es/ecma262/#sec-string.prototype.trimend
-       // https://tc39.es/ecma262/#String.prototype.trimright
-       _export({ target: 'String', proto: true, forced: FORCED$e }, {
-         trimEnd: trimEnd,
-         trimRight: trimEnd
-       });
+             var assignIn = createAssigner(function (object, source) {
+               copyObject(source, keysIn(source), object);
+             });
+             /**
+              * This method is like `_.assignIn` except that it accepts `customizer`
+              * which is invoked to produce the assigned values. If `customizer` returns
+              * `undefined`, assignment is handled by the method instead. The `customizer`
+              * is invoked with five arguments: (objValue, srcValue, key, object, source).
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @alias extendWith
+              * @category Object
+              * @param {Object} object The destination object.
+              * @param {...Object} sources The source objects.
+              * @param {Function} [customizer] The function to customize assigned values.
+              * @returns {Object} Returns `object`.
+              * @see _.assignWith
+              * @example
+              *
+              * function customizer(objValue, srcValue) {
+              *   return _.isUndefined(objValue) ? srcValue : objValue;
+              * }
+              *
+              * var defaults = _.partialRight(_.assignInWith, customizer);
+              *
+              * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });
+              * // => { 'a': 1, 'b': 2 }
+              */
 
-       var defaults = createCommonjsModule(function (module) {
-         function getDefaults() {
-           return {
-             baseUrl: null,
-             breaks: false,
-             gfm: true,
-             headerIds: true,
-             headerPrefix: '',
-             highlight: null,
-             langPrefix: 'language-',
-             mangle: true,
-             pedantic: false,
-             renderer: null,
-             sanitize: false,
-             sanitizer: null,
-             silent: false,
-             smartLists: false,
-             smartypants: false,
-             tokenizer: null,
-             walkTokens: null,
-             xhtml: false
-           };
-         }
+             var assignInWith = createAssigner(function (object, source, srcIndex, customizer) {
+               copyObject(source, keysIn(source), object, customizer);
+             });
+             /**
+              * This method is like `_.assign` except that it accepts `customizer`
+              * which is invoked to produce the assigned values. If `customizer` returns
+              * `undefined`, assignment is handled by the method instead. The `customizer`
+              * is invoked with five arguments: (objValue, srcValue, key, object, source).
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Object
+              * @param {Object} object The destination object.
+              * @param {...Object} sources The source objects.
+              * @param {Function} [customizer] The function to customize assigned values.
+              * @returns {Object} Returns `object`.
+              * @see _.assignInWith
+              * @example
+              *
+              * function customizer(objValue, srcValue) {
+              *   return _.isUndefined(objValue) ? srcValue : objValue;
+              * }
+              *
+              * var defaults = _.partialRight(_.assignWith, customizer);
+              *
+              * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });
+              * // => { 'a': 1, 'b': 2 }
+              */
 
-         function changeDefaults(newDefaults) {
-           module.exports.defaults = newDefaults;
-         }
+             var assignWith = createAssigner(function (object, source, srcIndex, customizer) {
+               copyObject(source, keys(source), object, customizer);
+             });
+             /**
+              * Creates an array of values corresponding to `paths` of `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 1.0.0
+              * @category Object
+              * @param {Object} object The object to iterate over.
+              * @param {...(string|string[])} [paths] The property paths to pick.
+              * @returns {Array} Returns the picked values.
+              * @example
+              *
+              * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };
+              *
+              * _.at(object, ['a[0].b.c', 'a[1]']);
+              * // => [3, 4]
+              */
 
-         module.exports = {
-           defaults: getDefaults(),
-           getDefaults: getDefaults,
-           changeDefaults: changeDefaults
-         };
-       });
+             var at = flatRest(baseAt);
+             /**
+              * Creates an object that inherits from the `prototype` object. If a
+              * `properties` object is given, its own enumerable string keyed properties
+              * are assigned to the created object.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.3.0
+              * @category Object
+              * @param {Object} prototype The object to inherit from.
+              * @param {Object} [properties] The properties to assign to the object.
+              * @returns {Object} Returns the new object.
+              * @example
+              *
+              * function Shape() {
+              *   this.x = 0;
+              *   this.y = 0;
+              * }
+              *
+              * function Circle() {
+              *   Shape.call(this);
+              * }
+              *
+              * Circle.prototype = _.create(Shape.prototype, {
+              *   'constructor': Circle
+              * });
+              *
+              * var circle = new Circle;
+              * circle instanceof Circle;
+              * // => true
+              *
+              * circle instanceof Shape;
+              * // => true
+              */
 
-       /**
-        * Helpers
-        */
-       var escapeTest = /[&<>"']/;
-       var escapeReplace = /[&<>"']/g;
-       var escapeTestNoEncode = /[<>"']|&(?!#?\w+;)/;
-       var escapeReplaceNoEncode = /[<>"']|&(?!#?\w+;)/g;
-       var escapeReplacements = {
-         '&': '&amp;',
-         '<': '&lt;',
-         '>': '&gt;',
-         '"': '&quot;',
-         "'": '&#39;'
-       };
+             function create(prototype, properties) {
+               var result = baseCreate(prototype);
+               return properties == null ? result : baseAssign(result, properties);
+             }
+             /**
+              * Assigns own and inherited enumerable string keyed properties of source
+              * objects to the destination object for all destination properties that
+              * resolve to `undefined`. Source objects are applied from left to right.
+              * Once a property is set, additional values of the same property are ignored.
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Object
+              * @param {Object} object The destination object.
+              * @param {...Object} [sources] The source objects.
+              * @returns {Object} Returns `object`.
+              * @see _.defaultsDeep
+              * @example
+              *
+              * _.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });
+              * // => { 'a': 1, 'b': 2 }
+              */
 
-       var getEscapeReplacement = function getEscapeReplacement(ch) {
-         return escapeReplacements[ch];
-       };
 
-       function escape$1(html, encode) {
-         if (encode) {
-           if (escapeTest.test(html)) {
-             return html.replace(escapeReplace, getEscapeReplacement);
-           }
-         } else {
-           if (escapeTestNoEncode.test(html)) {
-             return html.replace(escapeReplaceNoEncode, getEscapeReplacement);
-           }
-         }
+             var defaults = baseRest(function (object, sources) {
+               object = Object(object);
+               var index = -1;
+               var length = sources.length;
+               var guard = length > 2 ? sources[2] : undefined$1;
 
-         return html;
-       }
+               if (guard && isIterateeCall(sources[0], sources[1], guard)) {
+                 length = 1;
+               }
 
-       var unescapeTest = /&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/ig;
+               while (++index < length) {
+                 var source = sources[index];
+                 var props = keysIn(source);
+                 var propsIndex = -1;
+                 var propsLength = props.length;
 
-       function unescape$1(html) {
-         // explicitly match decimal, hex, and named HTML entities
-         return html.replace(unescapeTest, function (_, n) {
-           n = n.toLowerCase();
-           if (n === 'colon') return ':';
+                 while (++propsIndex < propsLength) {
+                   var key = props[propsIndex];
+                   var value = object[key];
 
-           if (n.charAt(0) === '#') {
-             return n.charAt(1) === 'x' ? String.fromCharCode(parseInt(n.substring(2), 16)) : String.fromCharCode(+n.substring(1));
-           }
+                   if (value === undefined$1 || eq(value, objectProto[key]) && !hasOwnProperty.call(object, key)) {
+                     object[key] = source[key];
+                   }
+                 }
+               }
 
-           return '';
-         });
-       }
+               return object;
+             });
+             /**
+              * This method is like `_.defaults` except that it recursively assigns
+              * default properties.
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.10.0
+              * @category Object
+              * @param {Object} object The destination object.
+              * @param {...Object} [sources] The source objects.
+              * @returns {Object} Returns `object`.
+              * @see _.defaults
+              * @example
+              *
+              * _.defaultsDeep({ 'a': { 'b': 2 } }, { 'a': { 'b': 1, 'c': 3 } });
+              * // => { 'a': { 'b': 2, 'c': 3 } }
+              */
 
-       var caret = /(^|[^\[])\^/g;
+             var defaultsDeep = baseRest(function (args) {
+               args.push(undefined$1, customDefaultsMerge);
+               return apply(mergeWith, undefined$1, args);
+             });
+             /**
+              * This method is like `_.find` except that it returns the key of the first
+              * element `predicate` returns truthy for instead of the element itself.
+              *
+              * @static
+              * @memberOf _
+              * @since 1.1.0
+              * @category Object
+              * @param {Object} object The object to inspect.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @returns {string|undefined} Returns the key of the matched element,
+              *  else `undefined`.
+              * @example
+              *
+              * var users = {
+              *   'barney':  { 'age': 36, 'active': true },
+              *   'fred':    { 'age': 40, 'active': false },
+              *   'pebbles': { 'age': 1,  'active': true }
+              * };
+              *
+              * _.findKey(users, function(o) { return o.age < 40; });
+              * // => 'barney' (iteration order is not guaranteed)
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.findKey(users, { 'age': 1, 'active': true });
+              * // => 'pebbles'
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.findKey(users, ['active', false]);
+              * // => 'fred'
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.findKey(users, 'active');
+              * // => 'barney'
+              */
 
-       function edit(regex, opt) {
-         regex = regex.source || regex;
-         opt = opt || '';
-         var obj = {
-           replace: function replace(name, val) {
-             val = val.source || val;
-             val = val.replace(caret, '$1');
-             regex = regex.replace(name, val);
-             return obj;
-           },
-           getRegex: function getRegex() {
-             return new RegExp(regex, opt);
-           }
-         };
-         return obj;
-       }
+             function findKey(object, predicate) {
+               return baseFindKey(object, getIteratee(predicate, 3), baseForOwn);
+             }
+             /**
+              * This method is like `_.findKey` except that it iterates over elements of
+              * a collection in the opposite order.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.0.0
+              * @category Object
+              * @param {Object} object The object to inspect.
+              * @param {Function} [predicate=_.identity] The function invoked per iteration.
+              * @returns {string|undefined} Returns the key of the matched element,
+              *  else `undefined`.
+              * @example
+              *
+              * var users = {
+              *   'barney':  { 'age': 36, 'active': true },
+              *   'fred':    { 'age': 40, 'active': false },
+              *   'pebbles': { 'age': 1,  'active': true }
+              * };
+              *
+              * _.findLastKey(users, function(o) { return o.age < 40; });
+              * // => returns 'pebbles' assuming `_.findKey` returns 'barney'
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.findLastKey(users, { 'age': 36, 'active': true });
+              * // => 'barney'
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.findLastKey(users, ['active', false]);
+              * // => 'fred'
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.findLastKey(users, 'active');
+              * // => 'pebbles'
+              */
 
-       var nonWordAndColonTest = /[^\w:]/g;
-       var originIndependentUrl = /^$|^[a-z][a-z0-9+.-]*:|^[?#]/i;
 
-       function cleanUrl(sanitize, base, href) {
-         if (sanitize) {
-           var prot;
+             function findLastKey(object, predicate) {
+               return baseFindKey(object, getIteratee(predicate, 3), baseForOwnRight);
+             }
+             /**
+              * Iterates over own and inherited enumerable string keyed properties of an
+              * object and invokes `iteratee` for each property. The iteratee is invoked
+              * with three arguments: (value, key, object). Iteratee functions may exit
+              * iteration early by explicitly returning `false`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.3.0
+              * @category Object
+              * @param {Object} object The object to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Object} Returns `object`.
+              * @see _.forInRight
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              *   this.b = 2;
+              * }
+              *
+              * Foo.prototype.c = 3;
+              *
+              * _.forIn(new Foo, function(value, key) {
+              *   console.log(key);
+              * });
+              * // => Logs 'a', 'b', then 'c' (iteration order is not guaranteed).
+              */
 
-           try {
-             prot = decodeURIComponent(unescape$1(href)).replace(nonWordAndColonTest, '').toLowerCase();
-           } catch (e) {
-             return null;
-           }
 
-           if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) {
-             return null;
-           }
-         }
+             function forIn(object, iteratee) {
+               return object == null ? object : baseFor(object, getIteratee(iteratee, 3), keysIn);
+             }
+             /**
+              * This method is like `_.forIn` except that it iterates over properties of
+              * `object` in the opposite order.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.0.0
+              * @category Object
+              * @param {Object} object The object to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Object} Returns `object`.
+              * @see _.forIn
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              *   this.b = 2;
+              * }
+              *
+              * Foo.prototype.c = 3;
+              *
+              * _.forInRight(new Foo, function(value, key) {
+              *   console.log(key);
+              * });
+              * // => Logs 'c', 'b', then 'a' assuming `_.forIn` logs 'a', 'b', then 'c'.
+              */
 
-         if (base && !originIndependentUrl.test(href)) {
-           href = resolveUrl(base, href);
-         }
 
-         try {
-           href = encodeURI(href).replace(/%25/g, '%');
-         } catch (e) {
-           return null;
-         }
+             function forInRight(object, iteratee) {
+               return object == null ? object : baseForRight(object, getIteratee(iteratee, 3), keysIn);
+             }
+             /**
+              * Iterates over own enumerable string keyed properties of an object and
+              * invokes `iteratee` for each property. The iteratee is invoked with three
+              * arguments: (value, key, object). Iteratee functions may exit iteration
+              * early by explicitly returning `false`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.3.0
+              * @category Object
+              * @param {Object} object The object to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Object} Returns `object`.
+              * @see _.forOwnRight
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              *   this.b = 2;
+              * }
+              *
+              * Foo.prototype.c = 3;
+              *
+              * _.forOwn(new Foo, function(value, key) {
+              *   console.log(key);
+              * });
+              * // => Logs 'a' then 'b' (iteration order is not guaranteed).
+              */
 
-         return href;
-       }
 
-       var baseUrls = {};
-       var justDomain = /^[^:]+:\/*[^/]*$/;
-       var protocol = /^([^:]+:)[\s\S]*$/;
-       var domain = /^([^:]+:\/*[^/]*)[\s\S]*$/;
+             function forOwn(object, iteratee) {
+               return object && baseForOwn(object, getIteratee(iteratee, 3));
+             }
+             /**
+              * This method is like `_.forOwn` except that it iterates over properties of
+              * `object` in the opposite order.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.0.0
+              * @category Object
+              * @param {Object} object The object to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Object} Returns `object`.
+              * @see _.forOwn
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              *   this.b = 2;
+              * }
+              *
+              * Foo.prototype.c = 3;
+              *
+              * _.forOwnRight(new Foo, function(value, key) {
+              *   console.log(key);
+              * });
+              * // => Logs 'b' then 'a' assuming `_.forOwn` logs 'a' then 'b'.
+              */
 
-       function resolveUrl(base, href) {
-         if (!baseUrls[' ' + base]) {
-           // we can ignore everything in base after the last slash of its path component,
-           // but we might need to add _that_
-           // https://tools.ietf.org/html/rfc3986#section-3
-           if (justDomain.test(base)) {
-             baseUrls[' ' + base] = base + '/';
-           } else {
-             baseUrls[' ' + base] = rtrim$1(base, '/', true);
-           }
-         }
 
-         base = baseUrls[' ' + base];
-         var relativeBase = base.indexOf(':') === -1;
+             function forOwnRight(object, iteratee) {
+               return object && baseForOwnRight(object, getIteratee(iteratee, 3));
+             }
+             /**
+              * Creates an array of function property names from own enumerable properties
+              * of `object`.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Object
+              * @param {Object} object The object to inspect.
+              * @returns {Array} Returns the function names.
+              * @see _.functionsIn
+              * @example
+              *
+              * function Foo() {
+              *   this.a = _.constant('a');
+              *   this.b = _.constant('b');
+              * }
+              *
+              * Foo.prototype.c = _.constant('c');
+              *
+              * _.functions(new Foo);
+              * // => ['a', 'b']
+              */
 
-         if (href.substring(0, 2) === '//') {
-           if (relativeBase) {
-             return href;
-           }
 
-           return base.replace(protocol, '$1') + href;
-         } else if (href.charAt(0) === '/') {
-           if (relativeBase) {
-             return href;
-           }
+             function functions(object) {
+               return object == null ? [] : baseFunctions(object, keys(object));
+             }
+             /**
+              * Creates an array of function property names from own and inherited
+              * enumerable properties of `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Object
+              * @param {Object} object The object to inspect.
+              * @returns {Array} Returns the function names.
+              * @see _.functions
+              * @example
+              *
+              * function Foo() {
+              *   this.a = _.constant('a');
+              *   this.b = _.constant('b');
+              * }
+              *
+              * Foo.prototype.c = _.constant('c');
+              *
+              * _.functionsIn(new Foo);
+              * // => ['a', 'b', 'c']
+              */
 
-           return base.replace(domain, '$1') + href;
-         } else {
-           return base + href;
-         }
-       }
 
-       var noopTest = {
-         exec: function noopTest() {}
-       };
+             function functionsIn(object) {
+               return object == null ? [] : baseFunctions(object, keysIn(object));
+             }
+             /**
+              * Gets the value at `path` of `object`. If the resolved value is
+              * `undefined`, the `defaultValue` is returned in its place.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.7.0
+              * @category Object
+              * @param {Object} object The object to query.
+              * @param {Array|string} path The path of the property to get.
+              * @param {*} [defaultValue] The value returned for `undefined` resolved values.
+              * @returns {*} Returns the resolved value.
+              * @example
+              *
+              * var object = { 'a': [{ 'b': { 'c': 3 } }] };
+              *
+              * _.get(object, 'a[0].b.c');
+              * // => 3
+              *
+              * _.get(object, ['a', '0', 'b', 'c']);
+              * // => 3
+              *
+              * _.get(object, 'a.b.c', 'default');
+              * // => 'default'
+              */
 
-       function merge$1(obj) {
-         var i = 1,
-             target,
-             key;
 
-         for (; i < arguments.length; i++) {
-           target = arguments[i];
+             function get(object, path, defaultValue) {
+               var result = object == null ? undefined$1 : baseGet(object, path);
+               return result === undefined$1 ? defaultValue : result;
+             }
+             /**
+              * Checks if `path` is a direct property of `object`.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Object
+              * @param {Object} object The object to query.
+              * @param {Array|string} path The path to check.
+              * @returns {boolean} Returns `true` if `path` exists, else `false`.
+              * @example
+              *
+              * var object = { 'a': { 'b': 2 } };
+              * var other = _.create({ 'a': _.create({ 'b': 2 }) });
+              *
+              * _.has(object, 'a');
+              * // => true
+              *
+              * _.has(object, 'a.b');
+              * // => true
+              *
+              * _.has(object, ['a', 'b']);
+              * // => true
+              *
+              * _.has(other, 'a');
+              * // => false
+              */
 
-           for (key in target) {
-             if (Object.prototype.hasOwnProperty.call(target, key)) {
-               obj[key] = target[key];
+
+             function has(object, path) {
+               return object != null && hasPath(object, path, baseHas);
              }
-           }
-         }
+             /**
+              * Checks if `path` is a direct or inherited property of `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Object
+              * @param {Object} object The object to query.
+              * @param {Array|string} path The path to check.
+              * @returns {boolean} Returns `true` if `path` exists, else `false`.
+              * @example
+              *
+              * var object = _.create({ 'a': _.create({ 'b': 2 }) });
+              *
+              * _.hasIn(object, 'a');
+              * // => true
+              *
+              * _.hasIn(object, 'a.b');
+              * // => true
+              *
+              * _.hasIn(object, ['a', 'b']);
+              * // => true
+              *
+              * _.hasIn(object, 'b');
+              * // => false
+              */
 
-         return obj;
-       }
 
-       function splitCells(tableRow, count) {
-         // ensure that every cell-delimiting pipe has a space
-         // before it to distinguish it from an escaped pipe
-         var row = tableRow.replace(/\|/g, function (match, offset, str) {
-           var escaped = false,
-               curr = offset;
+             function hasIn(object, path) {
+               return object != null && hasPath(object, path, baseHasIn);
+             }
+             /**
+              * Creates an object composed of the inverted keys and values of `object`.
+              * If `object` contains duplicate values, subsequent values overwrite
+              * property assignments of previous values.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.7.0
+              * @category Object
+              * @param {Object} object The object to invert.
+              * @returns {Object} Returns the new inverted object.
+              * @example
+              *
+              * var object = { 'a': 1, 'b': 2, 'c': 1 };
+              *
+              * _.invert(object);
+              * // => { '1': 'c', '2': 'b' }
+              */
 
-           while (--curr >= 0 && str[curr] === '\\') {
-             escaped = !escaped;
-           }
 
-           if (escaped) {
-             // odd number of slashes means | is escaped
-             // so we leave it alone
-             return '|';
-           } else {
-             // add space before unescaped |
-             return ' |';
-           }
-         }),
-             cells = row.split(/ \|/);
-         var i = 0;
+             var invert = createInverter(function (result, value, key) {
+               if (value != null && typeof value.toString != 'function') {
+                 value = nativeObjectToString.call(value);
+               }
 
-         if (cells.length > count) {
-           cells.splice(count);
-         } else {
-           while (cells.length < count) {
-             cells.push('');
-           }
-         }
+               result[value] = key;
+             }, constant(identity));
+             /**
+              * This method is like `_.invert` except that the inverted object is generated
+              * from the results of running each element of `object` thru `iteratee`. The
+              * corresponding inverted value of each inverted key is an array of keys
+              * responsible for generating the inverted value. The iteratee is invoked
+              * with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.1.0
+              * @category Object
+              * @param {Object} object The object to invert.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {Object} Returns the new inverted object.
+              * @example
+              *
+              * var object = { 'a': 1, 'b': 2, 'c': 1 };
+              *
+              * _.invertBy(object);
+              * // => { '1': ['a', 'c'], '2': ['b'] }
+              *
+              * _.invertBy(object, function(value) {
+              *   return 'group' + value;
+              * });
+              * // => { 'group1': ['a', 'c'], 'group2': ['b'] }
+              */
 
-         for (; i < cells.length; i++) {
-           // leading or trailing whitespace is ignored per the gfm spec
-           cells[i] = cells[i].trim().replace(/\\\|/g, '|');
-         }
+             var invertBy = createInverter(function (result, value, key) {
+               if (value != null && typeof value.toString != 'function') {
+                 value = nativeObjectToString.call(value);
+               }
 
-         return cells;
-       } // Remove trailing 'c's. Equivalent to str.replace(/c*$/, '').
-       // /c*$/ is vulnerable to REDOS.
-       // invert: Remove suffix of non-c chars instead. Default falsey.
+               if (hasOwnProperty.call(result, value)) {
+                 result[value].push(key);
+               } else {
+                 result[value] = [key];
+               }
+             }, getIteratee);
+             /**
+              * Invokes the method at `path` of `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Object
+              * @param {Object} object The object to query.
+              * @param {Array|string} path The path of the method to invoke.
+              * @param {...*} [args] The arguments to invoke the method with.
+              * @returns {*} Returns the result of the invoked method.
+              * @example
+              *
+              * var object = { 'a': [{ 'b': { 'c': [1, 2, 3, 4] } }] };
+              *
+              * _.invoke(object, 'a[0].b.c.slice', 1, 3);
+              * // => [2, 3]
+              */
 
+             var invoke = baseRest(baseInvoke);
+             /**
+              * Creates an array of the own enumerable property names of `object`.
+              *
+              * **Note:** Non-object values are coerced to objects. See the
+              * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
+              * for more details.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Object
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the array of property names.
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              *   this.b = 2;
+              * }
+              *
+              * Foo.prototype.c = 3;
+              *
+              * _.keys(new Foo);
+              * // => ['a', 'b'] (iteration order is not guaranteed)
+              *
+              * _.keys('hi');
+              * // => ['0', '1']
+              */
 
-       function rtrim$1(str, c, invert) {
-         var l = str.length;
+             function keys(object) {
+               return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);
+             }
+             /**
+              * Creates an array of the own and inherited enumerable property names of `object`.
+              *
+              * **Note:** Non-object values are coerced to objects.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Object
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the array of property names.
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              *   this.b = 2;
+              * }
+              *
+              * Foo.prototype.c = 3;
+              *
+              * _.keysIn(new Foo);
+              * // => ['a', 'b', 'c'] (iteration order is not guaranteed)
+              */
 
-         if (l === 0) {
-           return '';
-         } // Length of suffix matching the invert condition.
 
+             function keysIn(object) {
+               return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);
+             }
+             /**
+              * The opposite of `_.mapValues`; this method creates an object with the
+              * same values as `object` and keys generated by running each own enumerable
+              * string keyed property of `object` thru `iteratee`. The iteratee is invoked
+              * with three arguments: (value, key, object).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.8.0
+              * @category Object
+              * @param {Object} object The object to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Object} Returns the new mapped object.
+              * @see _.mapValues
+              * @example
+              *
+              * _.mapKeys({ 'a': 1, 'b': 2 }, function(value, key) {
+              *   return key + value;
+              * });
+              * // => { 'a1': 1, 'b2': 2 }
+              */
 
-         var suffLen = 0; // Step left until we fail to match the invert condition.
 
-         while (suffLen < l) {
-           var currChar = str.charAt(l - suffLen - 1);
+             function mapKeys(object, iteratee) {
+               var result = {};
+               iteratee = getIteratee(iteratee, 3);
+               baseForOwn(object, function (value, key, object) {
+                 baseAssignValue(result, iteratee(value, key, object), value);
+               });
+               return result;
+             }
+             /**
+              * Creates an object with the same keys as `object` and values generated
+              * by running each own enumerable string keyed property of `object` thru
+              * `iteratee`. The iteratee is invoked with three arguments:
+              * (value, key, object).
+              *
+              * @static
+              * @memberOf _
+              * @since 2.4.0
+              * @category Object
+              * @param {Object} object The object to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Object} Returns the new mapped object.
+              * @see _.mapKeys
+              * @example
+              *
+              * var users = {
+              *   'fred':    { 'user': 'fred',    'age': 40 },
+              *   'pebbles': { 'user': 'pebbles', 'age': 1 }
+              * };
+              *
+              * _.mapValues(users, function(o) { return o.age; });
+              * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.mapValues(users, 'age');
+              * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)
+              */
 
-           if (currChar === c && !invert) {
-             suffLen++;
-           } else if (currChar !== c && invert) {
-             suffLen++;
-           } else {
-             break;
-           }
-         }
 
-         return str.substr(0, l - suffLen);
-       }
+             function mapValues(object, iteratee) {
+               var result = {};
+               iteratee = getIteratee(iteratee, 3);
+               baseForOwn(object, function (value, key, object) {
+                 baseAssignValue(result, key, iteratee(value, key, object));
+               });
+               return result;
+             }
+             /**
+              * This method is like `_.assign` except that it recursively merges own and
+              * inherited enumerable string keyed properties of source objects into the
+              * destination object. Source properties that resolve to `undefined` are
+              * skipped if a destination value exists. Array and plain object properties
+              * are merged recursively. Other objects and value types are overridden by
+              * assignment. Source objects are applied from left to right. Subsequent
+              * sources overwrite property assignments of previous sources.
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.5.0
+              * @category Object
+              * @param {Object} object The destination object.
+              * @param {...Object} [sources] The source objects.
+              * @returns {Object} Returns `object`.
+              * @example
+              *
+              * var object = {
+              *   'a': [{ 'b': 2 }, { 'd': 4 }]
+              * };
+              *
+              * var other = {
+              *   'a': [{ 'c': 3 }, { 'e': 5 }]
+              * };
+              *
+              * _.merge(object, other);
+              * // => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] }
+              */
 
-       function findClosingBracket(str, b) {
-         if (str.indexOf(b[1]) === -1) {
-           return -1;
-         }
 
-         var l = str.length;
-         var level = 0,
-             i = 0;
+             var merge = createAssigner(function (object, source, srcIndex) {
+               baseMerge(object, source, srcIndex);
+             });
+             /**
+              * This method is like `_.merge` except that it accepts `customizer` which
+              * is invoked to produce the merged values of the destination and source
+              * properties. If `customizer` returns `undefined`, merging is handled by the
+              * method instead. The `customizer` is invoked with six arguments:
+              * (objValue, srcValue, key, object, source, stack).
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Object
+              * @param {Object} object The destination object.
+              * @param {...Object} sources The source objects.
+              * @param {Function} customizer The function to customize assigned values.
+              * @returns {Object} Returns `object`.
+              * @example
+              *
+              * function customizer(objValue, srcValue) {
+              *   if (_.isArray(objValue)) {
+              *     return objValue.concat(srcValue);
+              *   }
+              * }
+              *
+              * var object = { 'a': [1], 'b': [2] };
+              * var other = { 'a': [3], 'b': [4] };
+              *
+              * _.mergeWith(object, other, customizer);
+              * // => { 'a': [1, 3], 'b': [2, 4] }
+              */
 
-         for (; i < l; i++) {
-           if (str[i] === '\\') {
-             i++;
-           } else if (str[i] === b[0]) {
-             level++;
-           } else if (str[i] === b[1]) {
-             level--;
+             var mergeWith = createAssigner(function (object, source, srcIndex, customizer) {
+               baseMerge(object, source, srcIndex, customizer);
+             });
+             /**
+              * The opposite of `_.pick`; this method creates an object composed of the
+              * own and inherited enumerable property paths of `object` that are not omitted.
+              *
+              * **Note:** This method is considerably slower than `_.pick`.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Object
+              * @param {Object} object The source object.
+              * @param {...(string|string[])} [paths] The property paths to omit.
+              * @returns {Object} Returns the new object.
+              * @example
+              *
+              * var object = { 'a': 1, 'b': '2', 'c': 3 };
+              *
+              * _.omit(object, ['a', 'c']);
+              * // => { 'b': '2' }
+              */
+
+             var omit = flatRest(function (object, paths) {
+               var result = {};
+
+               if (object == null) {
+                 return result;
+               }
+
+               var isDeep = false;
+               paths = arrayMap(paths, function (path) {
+                 path = castPath(path, object);
+                 isDeep || (isDeep = path.length > 1);
+                 return path;
+               });
+               copyObject(object, getAllKeysIn(object), result);
+
+               if (isDeep) {
+                 result = baseClone(result, CLONE_DEEP_FLAG | CLONE_FLAT_FLAG | CLONE_SYMBOLS_FLAG, customOmitClone);
+               }
 
-             if (level < 0) {
-               return i;
-             }
-           }
-         }
+               var length = paths.length;
 
-         return -1;
-       }
+               while (length--) {
+                 baseUnset(result, paths[length]);
+               }
 
-       function checkSanitizeDeprecation(opt) {
-         if (opt && opt.sanitize && !opt.silent) {
-           console.warn('marked(): sanitize and sanitizer parameters are deprecated since version 0.7.0, should not be used and will be removed in the future. Read more here: https://marked.js.org/#/USING_ADVANCED.md#options');
-         }
-       } // copied from https://stackoverflow.com/a/5450113/806777
+               return result;
+             });
+             /**
+              * The opposite of `_.pickBy`; this method creates an object composed of
+              * the own and inherited enumerable string keyed properties of `object` that
+              * `predicate` doesn't return truthy for. The predicate is invoked with two
+              * arguments: (value, key).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Object
+              * @param {Object} object The source object.
+              * @param {Function} [predicate=_.identity] The function invoked per property.
+              * @returns {Object} Returns the new object.
+              * @example
+              *
+              * var object = { 'a': 1, 'b': '2', 'c': 3 };
+              *
+              * _.omitBy(object, _.isNumber);
+              * // => { 'b': '2' }
+              */
 
+             function omitBy(object, predicate) {
+               return pickBy(object, negate(getIteratee(predicate)));
+             }
+             /**
+              * Creates an object composed of the picked `object` properties.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Object
+              * @param {Object} object The source object.
+              * @param {...(string|string[])} [paths] The property paths to pick.
+              * @returns {Object} Returns the new object.
+              * @example
+              *
+              * var object = { 'a': 1, 'b': '2', 'c': 3 };
+              *
+              * _.pick(object, ['a', 'c']);
+              * // => { 'a': 1, 'c': 3 }
+              */
 
-       function repeatString(pattern, count) {
-         if (count < 1) {
-           return '';
-         }
 
-         var result = '';
+             var pick = flatRest(function (object, paths) {
+               return object == null ? {} : basePick(object, paths);
+             });
+             /**
+              * Creates an object composed of the `object` properties `predicate` returns
+              * truthy for. The predicate is invoked with two arguments: (value, key).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Object
+              * @param {Object} object The source object.
+              * @param {Function} [predicate=_.identity] The function invoked per property.
+              * @returns {Object} Returns the new object.
+              * @example
+              *
+              * var object = { 'a': 1, 'b': '2', 'c': 3 };
+              *
+              * _.pickBy(object, _.isNumber);
+              * // => { 'a': 1, 'c': 3 }
+              */
 
-         while (count > 1) {
-           if (count & 1) {
-             result += pattern;
-           }
+             function pickBy(object, predicate) {
+               if (object == null) {
+                 return {};
+               }
 
-           count >>= 1;
-           pattern += pattern;
-         }
+               var props = arrayMap(getAllKeysIn(object), function (prop) {
+                 return [prop];
+               });
+               predicate = getIteratee(predicate);
+               return basePickBy(object, props, function (value, path) {
+                 return predicate(value, path[0]);
+               });
+             }
+             /**
+              * This method is like `_.get` except that if the resolved value is a
+              * function it's invoked with the `this` binding of its parent object and
+              * its result is returned.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Object
+              * @param {Object} object The object to query.
+              * @param {Array|string} path The path of the property to resolve.
+              * @param {*} [defaultValue] The value returned for `undefined` resolved values.
+              * @returns {*} Returns the resolved value.
+              * @example
+              *
+              * var object = { 'a': [{ 'b': { 'c1': 3, 'c2': _.constant(4) } }] };
+              *
+              * _.result(object, 'a[0].b.c1');
+              * // => 3
+              *
+              * _.result(object, 'a[0].b.c2');
+              * // => 4
+              *
+              * _.result(object, 'a[0].b.c3', 'default');
+              * // => 'default'
+              *
+              * _.result(object, 'a[0].b.c3', _.constant('default'));
+              * // => 'default'
+              */
 
-         return result + pattern;
-       }
 
-       var helpers = {
-         escape: escape$1,
-         unescape: unescape$1,
-         edit: edit,
-         cleanUrl: cleanUrl,
-         resolveUrl: resolveUrl,
-         noopTest: noopTest,
-         merge: merge$1,
-         splitCells: splitCells,
-         rtrim: rtrim$1,
-         findClosingBracket: findClosingBracket,
-         checkSanitizeDeprecation: checkSanitizeDeprecation,
-         repeatString: repeatString
-       };
+             function result(object, path, defaultValue) {
+               path = castPath(path, object);
+               var index = -1,
+                   length = path.length; // Ensure the loop is entered when path is empty.
 
-       var defaults$1 = defaults.defaults;
-       var rtrim$2 = helpers.rtrim,
-           splitCells$1 = helpers.splitCells,
-           _escape = helpers.escape,
-           findClosingBracket$1 = helpers.findClosingBracket;
+               if (!length) {
+                 length = 1;
+                 object = undefined$1;
+               }
 
-       function outputLink(cap, link, raw) {
-         var href = link.href;
-         var title = link.title ? _escape(link.title) : null;
-         var text = cap[1].replace(/\\([\[\]])/g, '$1');
+               while (++index < length) {
+                 var value = object == null ? undefined$1 : object[toKey(path[index])];
 
-         if (cap[0].charAt(0) !== '!') {
-           return {
-             type: 'link',
-             raw: raw,
-             href: href,
-             title: title,
-             text: text
-           };
-         } else {
-           return {
-             type: 'image',
-             raw: raw,
-             href: href,
-             title: title,
-             text: _escape(text)
-           };
-         }
-       }
+                 if (value === undefined$1) {
+                   index = length;
+                   value = defaultValue;
+                 }
 
-       function indentCodeCompensation(raw, text) {
-         var matchIndentToCode = raw.match(/^(\s+)(?:```)/);
+                 object = isFunction(value) ? value.call(object) : value;
+               }
 
-         if (matchIndentToCode === null) {
-           return text;
-         }
+               return object;
+             }
+             /**
+              * Sets the value at `path` of `object`. If a portion of `path` doesn't exist,
+              * it's created. Arrays are created for missing index properties while objects
+              * are created for all other missing properties. Use `_.setWith` to customize
+              * `path` creation.
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.7.0
+              * @category Object
+              * @param {Object} object The object to modify.
+              * @param {Array|string} path The path of the property to set.
+              * @param {*} value The value to set.
+              * @returns {Object} Returns `object`.
+              * @example
+              *
+              * var object = { 'a': [{ 'b': { 'c': 3 } }] };
+              *
+              * _.set(object, 'a[0].b.c', 4);
+              * console.log(object.a[0].b.c);
+              * // => 4
+              *
+              * _.set(object, ['x', '0', 'y', 'z'], 5);
+              * console.log(object.x[0].y.z);
+              * // => 5
+              */
 
-         var indentToCode = matchIndentToCode[1];
-         return text.split('\n').map(function (node) {
-           var matchIndentInNode = node.match(/^\s+/);
 
-           if (matchIndentInNode === null) {
-             return node;
-           }
+             function set(object, path, value) {
+               return object == null ? object : baseSet(object, path, value);
+             }
+             /**
+              * This method is like `_.set` except that it accepts `customizer` which is
+              * invoked to produce the objects of `path`.  If `customizer` returns `undefined`
+              * path creation is handled by the method instead. The `customizer` is invoked
+              * with three arguments: (nsValue, key, nsObject).
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Object
+              * @param {Object} object The object to modify.
+              * @param {Array|string} path The path of the property to set.
+              * @param {*} value The value to set.
+              * @param {Function} [customizer] The function to customize assigned values.
+              * @returns {Object} Returns `object`.
+              * @example
+              *
+              * var object = {};
+              *
+              * _.setWith(object, '[0][1]', 'a', Object);
+              * // => { '0': { '1': 'a' } }
+              */
 
-           var _matchIndentInNode = _slicedToArray(matchIndentInNode, 1),
-               indentInNode = _matchIndentInNode[0];
 
-           if (indentInNode.length >= indentToCode.length) {
-             return node.slice(indentToCode.length);
-           }
+             function setWith(object, path, value, customizer) {
+               customizer = typeof customizer == 'function' ? customizer : undefined$1;
+               return object == null ? object : baseSet(object, path, value, customizer);
+             }
+             /**
+              * Creates an array of own enumerable string keyed-value pairs for `object`
+              * which can be consumed by `_.fromPairs`. If `object` is a map or set, its
+              * entries are returned.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @alias entries
+              * @category Object
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the key-value pairs.
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              *   this.b = 2;
+              * }
+              *
+              * Foo.prototype.c = 3;
+              *
+              * _.toPairs(new Foo);
+              * // => [['a', 1], ['b', 2]] (iteration order is not guaranteed)
+              */
 
-           return node;
-         }).join('\n');
-       }
-       /**
-        * Tokenizer
-        */
 
+             var toPairs = createToPairs(keys);
+             /**
+              * Creates an array of own and inherited enumerable string keyed-value pairs
+              * for `object` which can be consumed by `_.fromPairs`. If `object` is a map
+              * or set, its entries are returned.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @alias entriesIn
+              * @category Object
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the key-value pairs.
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              *   this.b = 2;
+              * }
+              *
+              * Foo.prototype.c = 3;
+              *
+              * _.toPairsIn(new Foo);
+              * // => [['a', 1], ['b', 2], ['c', 3]] (iteration order is not guaranteed)
+              */
 
-       var Tokenizer_1 = /*#__PURE__*/function () {
-         function Tokenizer(options) {
-           _classCallCheck(this, Tokenizer);
+             var toPairsIn = createToPairs(keysIn);
+             /**
+              * An alternative to `_.reduce`; this method transforms `object` to a new
+              * `accumulator` object which is the result of running each of its own
+              * enumerable string keyed properties thru `iteratee`, with each invocation
+              * potentially mutating the `accumulator` object. If `accumulator` is not
+              * provided, a new object with the same `[[Prototype]]` will be used. The
+              * iteratee is invoked with four arguments: (accumulator, value, key, object).
+              * Iteratee functions may exit iteration early by explicitly returning `false`.
+              *
+              * @static
+              * @memberOf _
+              * @since 1.3.0
+              * @category Object
+              * @param {Object} object The object to iterate over.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @param {*} [accumulator] The custom accumulator value.
+              * @returns {*} Returns the accumulated value.
+              * @example
+              *
+              * _.transform([2, 3, 4], function(result, n) {
+              *   result.push(n *= n);
+              *   return n % 2 == 0;
+              * }, []);
+              * // => [4, 9]
+              *
+              * _.transform({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {
+              *   (result[value] || (result[value] = [])).push(key);
+              * }, {});
+              * // => { '1': ['a', 'c'], '2': ['b'] }
+              */
 
-           this.options = options || defaults$1;
-         }
+             function transform(object, iteratee, accumulator) {
+               var isArr = isArray(object),
+                   isArrLike = isArr || isBuffer(object) || isTypedArray(object);
+               iteratee = getIteratee(iteratee, 4);
 
-         _createClass(Tokenizer, [{
-           key: "space",
-           value: function space(src) {
-             var cap = this.rules.block.newline.exec(src);
+               if (accumulator == null) {
+                 var Ctor = object && object.constructor;
 
-             if (cap) {
-               if (cap[0].length > 1) {
-                 return {
-                   type: 'space',
-                   raw: cap[0]
-                 };
+                 if (isArrLike) {
+                   accumulator = isArr ? new Ctor() : [];
+                 } else if (isObject(object)) {
+                   accumulator = isFunction(Ctor) ? baseCreate(getPrototype(object)) : {};
+                 } else {
+                   accumulator = {};
+                 }
                }
 
-               return {
-                 raw: '\n'
-               };
+               (isArrLike ? arrayEach : baseForOwn)(object, function (value, index, object) {
+                 return iteratee(accumulator, value, index, object);
+               });
+               return accumulator;
              }
-           }
-         }, {
-           key: "code",
-           value: function code(src, tokens) {
-             var cap = this.rules.block.code.exec(src);
-
-             if (cap) {
-               var lastToken = tokens[tokens.length - 1]; // An indented code block cannot interrupt a paragraph.
+             /**
+              * Removes the property at `path` of `object`.
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Object
+              * @param {Object} object The object to modify.
+              * @param {Array|string} path The path of the property to unset.
+              * @returns {boolean} Returns `true` if the property is deleted, else `false`.
+              * @example
+              *
+              * var object = { 'a': [{ 'b': { 'c': 7 } }] };
+              * _.unset(object, 'a[0].b.c');
+              * // => true
+              *
+              * console.log(object);
+              * // => { 'a': [{ 'b': {} }] };
+              *
+              * _.unset(object, ['a', '0', 'b', 'c']);
+              * // => true
+              *
+              * console.log(object);
+              * // => { 'a': [{ 'b': {} }] };
+              */
 
-               if (lastToken && lastToken.type === 'paragraph') {
-                 return {
-                   raw: cap[0],
-                   text: cap[0].trimRight()
-                 };
-               }
 
-               var text = cap[0].replace(/^ {1,4}/gm, '');
-               return {
-                 type: 'code',
-                 raw: cap[0],
-                 codeBlockStyle: 'indented',
-                 text: !this.options.pedantic ? rtrim$2(text, '\n') : text
-               };
+             function unset(object, path) {
+               return object == null ? true : baseUnset(object, path);
              }
-           }
-         }, {
-           key: "fences",
-           value: function fences(src) {
-             var cap = this.rules.block.fences.exec(src);
+             /**
+              * This method is like `_.set` except that accepts `updater` to produce the
+              * value to set. Use `_.updateWith` to customize `path` creation. The `updater`
+              * is invoked with one argument: (value).
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.6.0
+              * @category Object
+              * @param {Object} object The object to modify.
+              * @param {Array|string} path The path of the property to set.
+              * @param {Function} updater The function to produce the updated value.
+              * @returns {Object} Returns `object`.
+              * @example
+              *
+              * var object = { 'a': [{ 'b': { 'c': 3 } }] };
+              *
+              * _.update(object, 'a[0].b.c', function(n) { return n * n; });
+              * console.log(object.a[0].b.c);
+              * // => 9
+              *
+              * _.update(object, 'x[0].y.z', function(n) { return n ? n + 1 : 0; });
+              * console.log(object.x[0].y.z);
+              * // => 0
+              */
 
-             if (cap) {
-               var raw = cap[0];
-               var text = indentCodeCompensation(raw, cap[3] || '');
-               return {
-                 type: 'code',
-                 raw: raw,
-                 lang: cap[2] ? cap[2].trim() : cap[2],
-                 text: text
-               };
+
+             function update(object, path, updater) {
+               return object == null ? object : baseUpdate(object, path, castFunction(updater));
              }
-           }
-         }, {
-           key: "heading",
-           value: function heading(src) {
-             var cap = this.rules.block.heading.exec(src);
+             /**
+              * This method is like `_.update` except that it accepts `customizer` which is
+              * invoked to produce the objects of `path`.  If `customizer` returns `undefined`
+              * path creation is handled by the method instead. The `customizer` is invoked
+              * with three arguments: (nsValue, key, nsObject).
+              *
+              * **Note:** This method mutates `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.6.0
+              * @category Object
+              * @param {Object} object The object to modify.
+              * @param {Array|string} path The path of the property to set.
+              * @param {Function} updater The function to produce the updated value.
+              * @param {Function} [customizer] The function to customize assigned values.
+              * @returns {Object} Returns `object`.
+              * @example
+              *
+              * var object = {};
+              *
+              * _.updateWith(object, '[0][1]', _.constant('a'), Object);
+              * // => { '0': { '1': 'a' } }
+              */
 
-             if (cap) {
-               var text = cap[2].trim(); // remove trailing #s
 
-               if (/#$/.test(text)) {
-                 var trimmed = rtrim$2(text, '#');
+             function updateWith(object, path, updater, customizer) {
+               customizer = typeof customizer == 'function' ? customizer : undefined$1;
+               return object == null ? object : baseUpdate(object, path, castFunction(updater), customizer);
+             }
+             /**
+              * Creates an array of the own enumerable string keyed property values of `object`.
+              *
+              * **Note:** Non-object values are coerced to objects.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Object
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the array of property values.
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              *   this.b = 2;
+              * }
+              *
+              * Foo.prototype.c = 3;
+              *
+              * _.values(new Foo);
+              * // => [1, 2] (iteration order is not guaranteed)
+              *
+              * _.values('hi');
+              * // => ['h', 'i']
+              */
 
-                 if (this.options.pedantic) {
-                   text = trimmed.trim();
-                 } else if (!trimmed || / $/.test(trimmed)) {
-                   // CommonMark requires space before trailing #s
-                   text = trimmed.trim();
-                 }
-               }
 
-               return {
-                 type: 'heading',
-                 raw: cap[0],
-                 depth: cap[1].length,
-                 text: text
-               };
+             function values(object) {
+               return object == null ? [] : baseValues(object, keys(object));
              }
-           }
-         }, {
-           key: "nptable",
-           value: function nptable(src) {
-             var cap = this.rules.block.nptable.exec(src);
+             /**
+              * Creates an array of the own and inherited enumerable string keyed property
+              * values of `object`.
+              *
+              * **Note:** Non-object values are coerced to objects.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Object
+              * @param {Object} object The object to query.
+              * @returns {Array} Returns the array of property values.
+              * @example
+              *
+              * function Foo() {
+              *   this.a = 1;
+              *   this.b = 2;
+              * }
+              *
+              * Foo.prototype.c = 3;
+              *
+              * _.valuesIn(new Foo);
+              * // => [1, 2, 3] (iteration order is not guaranteed)
+              */
 
-             if (cap) {
-               var item = {
-                 type: 'table',
-                 header: splitCells$1(cap[1].replace(/^ *| *\| *$/g, '')),
-                 align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
-                 cells: cap[3] ? cap[3].replace(/\n$/, '').split('\n') : [],
-                 raw: cap[0]
-               };
 
-               if (item.header.length === item.align.length) {
-                 var l = item.align.length;
-                 var i;
+             function valuesIn(object) {
+               return object == null ? [] : baseValues(object, keysIn(object));
+             }
+             /*------------------------------------------------------------------------*/
 
-                 for (i = 0; i < l; i++) {
-                   if (/^ *-+: *$/.test(item.align[i])) {
-                     item.align[i] = 'right';
-                   } else if (/^ *:-+: *$/.test(item.align[i])) {
-                     item.align[i] = 'center';
-                   } else if (/^ *:-+ *$/.test(item.align[i])) {
-                     item.align[i] = 'left';
-                   } else {
-                     item.align[i] = null;
-                   }
-                 }
+             /**
+              * Clamps `number` within the inclusive `lower` and `upper` bounds.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Number
+              * @param {number} number The number to clamp.
+              * @param {number} [lower] The lower bound.
+              * @param {number} upper The upper bound.
+              * @returns {number} Returns the clamped number.
+              * @example
+              *
+              * _.clamp(-10, -5, 5);
+              * // => -5
+              *
+              * _.clamp(10, -5, 5);
+              * // => 5
+              */
 
-                 l = item.cells.length;
 
-                 for (i = 0; i < l; i++) {
-                   item.cells[i] = splitCells$1(item.cells[i], item.header.length);
-                 }
+             function clamp(number, lower, upper) {
+               if (upper === undefined$1) {
+                 upper = lower;
+                 lower = undefined$1;
+               }
 
-                 return item;
+               if (upper !== undefined$1) {
+                 upper = toNumber(upper);
+                 upper = upper === upper ? upper : 0;
                }
-             }
-           }
-         }, {
-           key: "hr",
-           value: function hr(src) {
-             var cap = this.rules.block.hr.exec(src);
 
-             if (cap) {
-               return {
-                 type: 'hr',
-                 raw: cap[0]
-               };
-             }
-           }
-         }, {
-           key: "blockquote",
-           value: function blockquote(src) {
-             var cap = this.rules.block.blockquote.exec(src);
+               if (lower !== undefined$1) {
+                 lower = toNumber(lower);
+                 lower = lower === lower ? lower : 0;
+               }
 
-             if (cap) {
-               var text = cap[0].replace(/^ *> ?/gm, '');
-               return {
-                 type: 'blockquote',
-                 raw: cap[0],
-                 text: text
-               };
+               return baseClamp(toNumber(number), lower, upper);
              }
-           }
-         }, {
-           key: "list",
-           value: function list(src) {
-             var cap = this.rules.block.list.exec(src);
+             /**
+              * Checks if `n` is between `start` and up to, but not including, `end`. If
+              * `end` is not specified, it's set to `start` with `start` then set to `0`.
+              * If `start` is greater than `end` the params are swapped to support
+              * negative ranges.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.3.0
+              * @category Number
+              * @param {number} number The number to check.
+              * @param {number} [start=0] The start of the range.
+              * @param {number} end The end of the range.
+              * @returns {boolean} Returns `true` if `number` is in the range, else `false`.
+              * @see _.range, _.rangeRight
+              * @example
+              *
+              * _.inRange(3, 2, 4);
+              * // => true
+              *
+              * _.inRange(4, 8);
+              * // => true
+              *
+              * _.inRange(4, 2);
+              * // => false
+              *
+              * _.inRange(2, 2);
+              * // => false
+              *
+              * _.inRange(1.2, 2);
+              * // => true
+              *
+              * _.inRange(5.2, 4);
+              * // => false
+              *
+              * _.inRange(-3, -2, -6);
+              * // => true
+              */
 
-             if (cap) {
-               var raw = cap[0];
-               var bull = cap[2];
-               var isordered = bull.length > 1;
-               var list = {
-                 type: 'list',
-                 raw: raw,
-                 ordered: isordered,
-                 start: isordered ? +bull.slice(0, -1) : '',
-                 loose: false,
-                 items: []
-               }; // Get each top-level item.
 
-               var itemMatch = cap[0].match(this.rules.block.item);
-               var next = false,
-                   item,
-                   space,
-                   bcurr,
-                   bnext,
-                   addBack,
-                   loose,
-                   istask,
-                   ischecked;
-               var l = itemMatch.length;
-               bcurr = this.rules.block.listItemStart.exec(itemMatch[0]);
+             function inRange(number, start, end) {
+               start = toFinite(start);
 
-               for (var i = 0; i < l; i++) {
-                 item = itemMatch[i];
-                 raw = item; // Determine whether the next list item belongs here.
-                 // Backpedal if it does not belong in this list.
+               if (end === undefined$1) {
+                 end = start;
+                 start = 0;
+               } else {
+                 end = toFinite(end);
+               }
 
-                 if (i !== l - 1) {
-                   bnext = this.rules.block.listItemStart.exec(itemMatch[i + 1]);
+               number = toNumber(number);
+               return baseInRange(number, start, end);
+             }
+             /**
+              * Produces a random number between the inclusive `lower` and `upper` bounds.
+              * If only one argument is provided a number between `0` and the given number
+              * is returned. If `floating` is `true`, or either `lower` or `upper` are
+              * floats, a floating-point number is returned instead of an integer.
+              *
+              * **Note:** JavaScript follows the IEEE-754 standard for resolving
+              * floating-point values which can produce unexpected results.
+              *
+              * @static
+              * @memberOf _
+              * @since 0.7.0
+              * @category Number
+              * @param {number} [lower=0] The lower bound.
+              * @param {number} [upper=1] The upper bound.
+              * @param {boolean} [floating] Specify returning a floating-point number.
+              * @returns {number} Returns the random number.
+              * @example
+              *
+              * _.random(0, 5);
+              * // => an integer between 0 and 5
+              *
+              * _.random(5);
+              * // => also an integer between 0 and 5
+              *
+              * _.random(5, true);
+              * // => a floating-point number between 0 and 5
+              *
+              * _.random(1.2, 5.2);
+              * // => a floating-point number between 1.2 and 5.2
+              */
 
-                   if (!this.options.pedantic ? bnext[1].length > bcurr[0].length || bnext[1].length > 3 : bnext[1].length > bcurr[1].length) {
-                     // nested list
-                     itemMatch.splice(i, 2, itemMatch[i] + '\n' + itemMatch[i + 1]);
-                     i--;
-                     l--;
-                     continue;
-                   } else {
-                     if ( // different bullet style
-                     !this.options.pedantic || this.options.smartLists ? bnext[2][bnext[2].length - 1] !== bull[bull.length - 1] : isordered === (bnext[2].length === 1)) {
-                       addBack = itemMatch.slice(i + 1).join('\n');
-                       list.raw = list.raw.substring(0, list.raw.length - addBack.length);
-                       i = l - 1;
-                     }
-                   }
 
-                   bcurr = bnext;
-                 } // Remove the list item's bullet
-                 // so it is seen as the next token.
+             function random(lower, upper, floating) {
+               if (floating && typeof floating != 'boolean' && isIterateeCall(lower, upper, floating)) {
+                 upper = floating = undefined$1;
+               }
 
+               if (floating === undefined$1) {
+                 if (typeof upper == 'boolean') {
+                   floating = upper;
+                   upper = undefined$1;
+                 } else if (typeof lower == 'boolean') {
+                   floating = lower;
+                   lower = undefined$1;
+                 }
+               }
 
-                 space = item.length;
-                 item = item.replace(/^ *([*+-]|\d+[.)]) ?/, ''); // Outdent whatever the
-                 // list item contains. Hacky.
+               if (lower === undefined$1 && upper === undefined$1) {
+                 lower = 0;
+                 upper = 1;
+               } else {
+                 lower = toFinite(lower);
 
-                 if (~item.indexOf('\n ')) {
-                   space -= item.length;
-                   item = !this.options.pedantic ? item.replace(new RegExp('^ {1,' + space + '}', 'gm'), '') : item.replace(/^ {1,4}/gm, '');
-                 } // Determine whether item is loose or not.
-                 // Use: /(^|\n)(?! )[^\n]+\n\n(?!\s*$)/
-                 // for discount behavior.
+                 if (upper === undefined$1) {
+                   upper = lower;
+                   lower = 0;
+                 } else {
+                   upper = toFinite(upper);
+                 }
+               }
 
+               if (lower > upper) {
+                 var temp = lower;
+                 lower = upper;
+                 upper = temp;
+               }
 
-                 loose = next || /\n\n(?!\s*$)/.test(item);
+               if (floating || lower % 1 || upper % 1) {
+                 var rand = nativeRandom();
+                 return nativeMin(lower + rand * (upper - lower + freeParseFloat('1e-' + ((rand + '').length - 1))), upper);
+               }
 
-                 if (i !== l - 1) {
-                   next = item.charAt(item.length - 1) === '\n';
-                   if (!loose) loose = next;
-                 }
+               return baseRandom(lower, upper);
+             }
+             /*------------------------------------------------------------------------*/
 
-                 if (loose) {
-                   list.loose = true;
-                 } // Check for task list items
+             /**
+              * Converts `string` to [camel case](https://en.wikipedia.org/wiki/CamelCase).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to convert.
+              * @returns {string} Returns the camel cased string.
+              * @example
+              *
+              * _.camelCase('Foo Bar');
+              * // => 'fooBar'
+              *
+              * _.camelCase('--foo-bar--');
+              * // => 'fooBar'
+              *
+              * _.camelCase('__FOO_BAR__');
+              * // => 'fooBar'
+              */
 
 
-                 if (this.options.gfm) {
-                   istask = /^\[[ xX]\] /.test(item);
-                   ischecked = undefined;
+             var camelCase = createCompounder(function (result, word, index) {
+               word = word.toLowerCase();
+               return result + (index ? capitalize(word) : word);
+             });
+             /**
+              * Converts the first character of `string` to upper case and the remaining
+              * to lower case.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to capitalize.
+              * @returns {string} Returns the capitalized string.
+              * @example
+              *
+              * _.capitalize('FRED');
+              * // => 'Fred'
+              */
 
-                   if (istask) {
-                     ischecked = item[1] !== ' ';
-                     item = item.replace(/^\[[ xX]\] +/, '');
-                   }
-                 }
+             function capitalize(string) {
+               return upperFirst(toString(string).toLowerCase());
+             }
+             /**
+              * Deburrs `string` by converting
+              * [Latin-1 Supplement](https://en.wikipedia.org/wiki/Latin-1_Supplement_(Unicode_block)#Character_table)
+              * and [Latin Extended-A](https://en.wikipedia.org/wiki/Latin_Extended-A)
+              * letters to basic Latin letters and removing
+              * [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to deburr.
+              * @returns {string} Returns the deburred string.
+              * @example
+              *
+              * _.deburr('déjà vu');
+              * // => 'deja vu'
+              */
 
-                 list.items.push({
-                   type: 'list_item',
-                   raw: raw,
-                   task: istask,
-                   checked: ischecked,
-                   loose: loose,
-                   text: item
-                 });
-               }
 
-               return list;
+             function deburr(string) {
+               string = toString(string);
+               return string && string.replace(reLatin, deburrLetter).replace(reComboMark, '');
              }
-           }
-         }, {
-           key: "html",
-           value: function html(src) {
-             var cap = this.rules.block.html.exec(src);
+             /**
+              * Checks if `string` ends with the given target string.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to inspect.
+              * @param {string} [target] The string to search for.
+              * @param {number} [position=string.length] The position to search up to.
+              * @returns {boolean} Returns `true` if `string` ends with `target`,
+              *  else `false`.
+              * @example
+              *
+              * _.endsWith('abc', 'c');
+              * // => true
+              *
+              * _.endsWith('abc', 'b');
+              * // => false
+              *
+              * _.endsWith('abc', 'b', 2);
+              * // => true
+              */
 
-             if (cap) {
-               return {
-                 type: this.options.sanitize ? 'paragraph' : 'html',
-                 raw: cap[0],
-                 pre: !this.options.sanitizer && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'),
-                 text: this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : _escape(cap[0]) : cap[0]
-               };
+
+             function endsWith(string, target, position) {
+               string = toString(string);
+               target = baseToString(target);
+               var length = string.length;
+               position = position === undefined$1 ? length : baseClamp(toInteger(position), 0, length);
+               var end = position;
+               position -= target.length;
+               return position >= 0 && string.slice(position, end) == target;
              }
-           }
-         }, {
-           key: "def",
-           value: function def(src) {
-             var cap = this.rules.block.def.exec(src);
+             /**
+              * Converts the characters "&", "<", ">", '"', and "'" in `string` to their
+              * corresponding HTML entities.
+              *
+              * **Note:** No other characters are escaped. To escape additional
+              * characters use a third-party library like [_he_](https://mths.be/he).
+              *
+              * Though the ">" character is escaped for symmetry, characters like
+              * ">" and "/" don't need escaping in HTML and have no special meaning
+              * unless they're part of a tag or unquoted attribute value. See
+              * [Mathias Bynens's article](https://mathiasbynens.be/notes/ambiguous-ampersands)
+              * (under "semi-related fun fact") for more details.
+              *
+              * When working with HTML you should always
+              * [quote attribute values](http://wonko.com/post/html-escaping) to reduce
+              * XSS vectors.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category String
+              * @param {string} [string=''] The string to escape.
+              * @returns {string} Returns the escaped string.
+              * @example
+              *
+              * _.escape('fred, barney, & pebbles');
+              * // => 'fred, barney, &amp; pebbles'
+              */
 
-             if (cap) {
-               if (cap[3]) cap[3] = cap[3].substring(1, cap[3].length - 1);
-               var tag = cap[1].toLowerCase().replace(/\s+/g, ' ');
-               return {
-                 tag: tag,
-                 raw: cap[0],
-                 href: cap[2],
-                 title: cap[3]
-               };
+
+             function escape(string) {
+               string = toString(string);
+               return string && reHasUnescapedHtml.test(string) ? string.replace(reUnescapedHtml, escapeHtmlChar) : string;
              }
-           }
-         }, {
-           key: "table",
-           value: function table(src) {
-             var cap = this.rules.block.table.exec(src);
+             /**
+              * Escapes the `RegExp` special characters "^", "$", "\", ".", "*", "+",
+              * "?", "(", ")", "[", "]", "{", "}", and "|" in `string`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to escape.
+              * @returns {string} Returns the escaped string.
+              * @example
+              *
+              * _.escapeRegExp('[lodash](https://lodash.com/)');
+              * // => '\[lodash\]\(https://lodash\.com/\)'
+              */
+
+
+             function escapeRegExp(string) {
+               string = toString(string);
+               return string && reHasRegExpChar.test(string) ? string.replace(reRegExpChar, '\\$&') : string;
+             }
+             /**
+              * Converts `string` to
+              * [kebab case](https://en.wikipedia.org/wiki/Letter_case#Special_case_styles).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to convert.
+              * @returns {string} Returns the kebab cased string.
+              * @example
+              *
+              * _.kebabCase('Foo Bar');
+              * // => 'foo-bar'
+              *
+              * _.kebabCase('fooBar');
+              * // => 'foo-bar'
+              *
+              * _.kebabCase('__FOO_BAR__');
+              * // => 'foo-bar'
+              */
 
-             if (cap) {
-               var item = {
-                 type: 'table',
-                 header: splitCells$1(cap[1].replace(/^ *| *\| *$/g, '')),
-                 align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
-                 cells: cap[3] ? cap[3].replace(/\n$/, '').split('\n') : []
-               };
 
-               if (item.header.length === item.align.length) {
-                 item.raw = cap[0];
-                 var l = item.align.length;
-                 var i;
+             var kebabCase = createCompounder(function (result, word, index) {
+               return result + (index ? '-' : '') + word.toLowerCase();
+             });
+             /**
+              * Converts `string`, as space separated words, to lower case.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to convert.
+              * @returns {string} Returns the lower cased string.
+              * @example
+              *
+              * _.lowerCase('--Foo-Bar--');
+              * // => 'foo bar'
+              *
+              * _.lowerCase('fooBar');
+              * // => 'foo bar'
+              *
+              * _.lowerCase('__FOO_BAR__');
+              * // => 'foo bar'
+              */
 
-                 for (i = 0; i < l; i++) {
-                   if (/^ *-+: *$/.test(item.align[i])) {
-                     item.align[i] = 'right';
-                   } else if (/^ *:-+: *$/.test(item.align[i])) {
-                     item.align[i] = 'center';
-                   } else if (/^ *:-+ *$/.test(item.align[i])) {
-                     item.align[i] = 'left';
-                   } else {
-                     item.align[i] = null;
-                   }
-                 }
+             var lowerCase = createCompounder(function (result, word, index) {
+               return result + (index ? ' ' : '') + word.toLowerCase();
+             });
+             /**
+              * Converts the first character of `string` to lower case.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to convert.
+              * @returns {string} Returns the converted string.
+              * @example
+              *
+              * _.lowerFirst('Fred');
+              * // => 'fred'
+              *
+              * _.lowerFirst('FRED');
+              * // => 'fRED'
+              */
 
-                 l = item.cells.length;
+             var lowerFirst = createCaseFirst('toLowerCase');
+             /**
+              * Pads `string` on the left and right sides if it's shorter than `length`.
+              * Padding characters are truncated if they can't be evenly divided by `length`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to pad.
+              * @param {number} [length=0] The padding length.
+              * @param {string} [chars=' '] The string used as padding.
+              * @returns {string} Returns the padded string.
+              * @example
+              *
+              * _.pad('abc', 8);
+              * // => '  abc   '
+              *
+              * _.pad('abc', 8, '_-');
+              * // => '_-abc_-_'
+              *
+              * _.pad('abc', 3);
+              * // => 'abc'
+              */
 
-                 for (i = 0; i < l; i++) {
-                   item.cells[i] = splitCells$1(item.cells[i].replace(/^ *\| *| *\| *$/g, ''), item.header.length);
-                 }
+             function pad(string, length, chars) {
+               string = toString(string);
+               length = toInteger(length);
+               var strLength = length ? stringSize(string) : 0;
 
-                 return item;
+               if (!length || strLength >= length) {
+                 return string;
                }
+
+               var mid = (length - strLength) / 2;
+               return createPadding(nativeFloor(mid), chars) + string + createPadding(nativeCeil(mid), chars);
              }
-           }
-         }, {
-           key: "lheading",
-           value: function lheading(src) {
-             var cap = this.rules.block.lheading.exec(src);
+             /**
+              * Pads `string` on the right side if it's shorter than `length`. Padding
+              * characters are truncated if they exceed `length`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to pad.
+              * @param {number} [length=0] The padding length.
+              * @param {string} [chars=' '] The string used as padding.
+              * @returns {string} Returns the padded string.
+              * @example
+              *
+              * _.padEnd('abc', 6);
+              * // => 'abc   '
+              *
+              * _.padEnd('abc', 6, '_-');
+              * // => 'abc_-_'
+              *
+              * _.padEnd('abc', 3);
+              * // => 'abc'
+              */
 
-             if (cap) {
-               return {
-                 type: 'heading',
-                 raw: cap[0],
-                 depth: cap[2].charAt(0) === '=' ? 1 : 2,
-                 text: cap[1]
-               };
+
+             function padEnd(string, length, chars) {
+               string = toString(string);
+               length = toInteger(length);
+               var strLength = length ? stringSize(string) : 0;
+               return length && strLength < length ? string + createPadding(length - strLength, chars) : string;
              }
-           }
-         }, {
-           key: "paragraph",
-           value: function paragraph(src) {
-             var cap = this.rules.block.paragraph.exec(src);
+             /**
+              * Pads `string` on the left side if it's shorter than `length`. Padding
+              * characters are truncated if they exceed `length`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to pad.
+              * @param {number} [length=0] The padding length.
+              * @param {string} [chars=' '] The string used as padding.
+              * @returns {string} Returns the padded string.
+              * @example
+              *
+              * _.padStart('abc', 6);
+              * // => '   abc'
+              *
+              * _.padStart('abc', 6, '_-');
+              * // => '_-_abc'
+              *
+              * _.padStart('abc', 3);
+              * // => 'abc'
+              */
 
-             if (cap) {
-               return {
-                 type: 'paragraph',
-                 raw: cap[0],
-                 text: cap[1].charAt(cap[1].length - 1) === '\n' ? cap[1].slice(0, -1) : cap[1]
-               };
+
+             function padStart(string, length, chars) {
+               string = toString(string);
+               length = toInteger(length);
+               var strLength = length ? stringSize(string) : 0;
+               return length && strLength < length ? createPadding(length - strLength, chars) + string : string;
              }
-           }
-         }, {
-           key: "text",
-           value: function text(src, tokens) {
-             var cap = this.rules.block.text.exec(src);
+             /**
+              * Converts `string` to an integer of the specified radix. If `radix` is
+              * `undefined` or `0`, a `radix` of `10` is used unless `value` is a
+              * hexadecimal, in which case a `radix` of `16` is used.
+              *
+              * **Note:** This method aligns with the
+              * [ES5 implementation](https://es5.github.io/#x15.1.2.2) of `parseInt`.
+              *
+              * @static
+              * @memberOf _
+              * @since 1.1.0
+              * @category String
+              * @param {string} string The string to convert.
+              * @param {number} [radix=10] The radix to interpret `value` by.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {number} Returns the converted integer.
+              * @example
+              *
+              * _.parseInt('08');
+              * // => 8
+              *
+              * _.map(['6', '08', '10'], _.parseInt);
+              * // => [6, 8, 10]
+              */
 
-             if (cap) {
-               var lastToken = tokens[tokens.length - 1];
 
-               if (lastToken && lastToken.type === 'text') {
-                 return {
-                   raw: cap[0],
-                   text: cap[0]
-                 };
+             function parseInt(string, radix, guard) {
+               if (guard || radix == null) {
+                 radix = 0;
+               } else if (radix) {
+                 radix = +radix;
                }
 
-               return {
-                 type: 'text',
-                 raw: cap[0],
-                 text: cap[0]
-               };
-             }
-           }
-         }, {
-           key: "escape",
-           value: function escape(src) {
-             var cap = this.rules.inline.escape.exec(src);
-
-             if (cap) {
-               return {
-                 type: 'escape',
-                 raw: cap[0],
-                 text: _escape(cap[1])
-               };
+               return nativeParseInt(toString(string).replace(reTrimStart, ''), radix || 0);
              }
-           }
-         }, {
-           key: "tag",
-           value: function tag(src, inLink, inRawBlock) {
-             var cap = this.rules.inline.tag.exec(src);
+             /**
+              * Repeats the given string `n` times.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to repeat.
+              * @param {number} [n=1] The number of times to repeat the string.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {string} Returns the repeated string.
+              * @example
+              *
+              * _.repeat('*', 3);
+              * // => '***'
+              *
+              * _.repeat('abc', 2);
+              * // => 'abcabc'
+              *
+              * _.repeat('abc', 0);
+              * // => ''
+              */
 
-             if (cap) {
-               if (!inLink && /^<a /i.test(cap[0])) {
-                 inLink = true;
-               } else if (inLink && /^<\/a>/i.test(cap[0])) {
-                 inLink = false;
-               }
 
-               if (!inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
-                 inRawBlock = true;
-               } else if (inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
-                 inRawBlock = false;
+             function repeat(string, n, guard) {
+               if (guard ? isIterateeCall(string, n, guard) : n === undefined$1) {
+                 n = 1;
+               } else {
+                 n = toInteger(n);
                }
 
-               return {
-                 type: this.options.sanitize ? 'text' : 'html',
-                 raw: cap[0],
-                 inLink: inLink,
-                 inRawBlock: inRawBlock,
-                 text: this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : _escape(cap[0]) : cap[0]
-               };
+               return baseRepeat(toString(string), n);
              }
-           }
-         }, {
-           key: "link",
-           value: function link(src) {
-             var cap = this.rules.inline.link.exec(src);
-
-             if (cap) {
-               var trimmedUrl = cap[2].trim();
+             /**
+              * Replaces matches for `pattern` in `string` with `replacement`.
+              *
+              * **Note:** This method is based on
+              * [`String#replace`](https://mdn.io/String/replace).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to modify.
+              * @param {RegExp|string} pattern The pattern to replace.
+              * @param {Function|string} replacement The match replacement.
+              * @returns {string} Returns the modified string.
+              * @example
+              *
+              * _.replace('Hi Fred', 'Fred', 'Barney');
+              * // => 'Hi Barney'
+              */
 
-               if (!this.options.pedantic && /^</.test(trimmedUrl)) {
-                 // commonmark requires matching angle brackets
-                 if (!/>$/.test(trimmedUrl)) {
-                   return;
-                 } // ending angle bracket cannot be escaped
 
+             function replace() {
+               var args = arguments,
+                   string = toString(args[0]);
+               return args.length < 3 ? string : string.replace(args[1], args[2]);
+             }
+             /**
+              * Converts `string` to
+              * [snake case](https://en.wikipedia.org/wiki/Snake_case).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to convert.
+              * @returns {string} Returns the snake cased string.
+              * @example
+              *
+              * _.snakeCase('Foo Bar');
+              * // => 'foo_bar'
+              *
+              * _.snakeCase('fooBar');
+              * // => 'foo_bar'
+              *
+              * _.snakeCase('--FOO-BAR--');
+              * // => 'foo_bar'
+              */
 
-                 var rtrimSlash = rtrim$2(trimmedUrl.slice(0, -1), '\\');
 
-                 if ((trimmedUrl.length - rtrimSlash.length) % 2 === 0) {
-                   return;
-                 }
-               } else {
-                 // find closing parenthesis
-                 var lastParenIndex = findClosingBracket$1(cap[2], '()');
+             var snakeCase = createCompounder(function (result, word, index) {
+               return result + (index ? '_' : '') + word.toLowerCase();
+             });
+             /**
+              * Splits `string` by `separator`.
+              *
+              * **Note:** This method is based on
+              * [`String#split`](https://mdn.io/String/split).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to split.
+              * @param {RegExp|string} separator The separator pattern to split by.
+              * @param {number} [limit] The length to truncate results to.
+              * @returns {Array} Returns the string segments.
+              * @example
+              *
+              * _.split('a-b-c', '-', 2);
+              * // => ['a', 'b']
+              */
 
-                 if (lastParenIndex > -1) {
-                   var start = cap[0].indexOf('!') === 0 ? 5 : 4;
-                   var linkLen = start + cap[1].length + lastParenIndex;
-                   cap[2] = cap[2].substring(0, lastParenIndex);
-                   cap[0] = cap[0].substring(0, linkLen).trim();
-                   cap[3] = '';
-                 }
+             function split(string, separator, limit) {
+               if (limit && typeof limit != 'number' && isIterateeCall(string, separator, limit)) {
+                 separator = limit = undefined$1;
                }
 
-               var href = cap[2];
-               var title = '';
-
-               if (this.options.pedantic) {
-                 // split pedantic href and title
-                 var link = /^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(href);
+               limit = limit === undefined$1 ? MAX_ARRAY_LENGTH : limit >>> 0;
 
-                 if (link) {
-                   href = link[1];
-                   title = link[3];
-                 }
-               } else {
-                 title = cap[3] ? cap[3].slice(1, -1) : '';
+               if (!limit) {
+                 return [];
                }
 
-               href = href.trim();
+               string = toString(string);
 
-               if (/^</.test(href)) {
-                 if (this.options.pedantic && !/>$/.test(trimmedUrl)) {
-                   // pedantic allows starting angle bracket without ending angle bracket
-                   href = href.slice(1);
-                 } else {
-                   href = href.slice(1, -1);
+               if (string && (typeof separator == 'string' || separator != null && !isRegExp(separator))) {
+                 separator = baseToString(separator);
+
+                 if (!separator && hasUnicode(string)) {
+                   return castSlice(stringToArray(string), 0, limit);
                  }
                }
 
-               return outputLink(cap, {
-                 href: href ? href.replace(this.rules.inline._escapes, '$1') : href,
-                 title: title ? title.replace(this.rules.inline._escapes, '$1') : title
-               }, cap[0]);
+               return string.split(separator, limit);
              }
-           }
-         }, {
-           key: "reflink",
-           value: function reflink(src, links) {
-             var cap;
+             /**
+              * Converts `string` to
+              * [start case](https://en.wikipedia.org/wiki/Letter_case#Stylistic_or_specialised_usage).
+              *
+              * @static
+              * @memberOf _
+              * @since 3.1.0
+              * @category String
+              * @param {string} [string=''] The string to convert.
+              * @returns {string} Returns the start cased string.
+              * @example
+              *
+              * _.startCase('--foo-bar--');
+              * // => 'Foo Bar'
+              *
+              * _.startCase('fooBar');
+              * // => 'Foo Bar'
+              *
+              * _.startCase('__FOO_BAR__');
+              * // => 'FOO BAR'
+              */
 
-             if ((cap = this.rules.inline.reflink.exec(src)) || (cap = this.rules.inline.nolink.exec(src))) {
-               var link = (cap[2] || cap[1]).replace(/\s+/g, ' ');
-               link = links[link.toLowerCase()];
 
-               if (!link || !link.href) {
-                 var text = cap[0].charAt(0);
-                 return {
-                   type: 'text',
-                   raw: text,
-                   text: text
-                 };
-               }
+             var startCase = createCompounder(function (result, word, index) {
+               return result + (index ? ' ' : '') + upperFirst(word);
+             });
+             /**
+              * Checks if `string` starts with the given target string.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to inspect.
+              * @param {string} [target] The string to search for.
+              * @param {number} [position=0] The position to search from.
+              * @returns {boolean} Returns `true` if `string` starts with `target`,
+              *  else `false`.
+              * @example
+              *
+              * _.startsWith('abc', 'a');
+              * // => true
+              *
+              * _.startsWith('abc', 'b');
+              * // => false
+              *
+              * _.startsWith('abc', 'b', 1);
+              * // => true
+              */
 
-               return outputLink(cap, link, cap[0]);
+             function startsWith(string, target, position) {
+               string = toString(string);
+               position = position == null ? 0 : baseClamp(toInteger(position), 0, string.length);
+               target = baseToString(target);
+               return string.slice(position, position + target.length) == target;
              }
-           }
-         }, {
-           key: "strong",
-           value: function strong(src, maskedSrc) {
-             var prevChar = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : '';
-             var match = this.rules.inline.strong.start.exec(src);
+             /**
+              * Creates a compiled template function that can interpolate data properties
+              * in "interpolate" delimiters, HTML-escape interpolated data properties in
+              * "escape" delimiters, and execute JavaScript in "evaluate" delimiters. Data
+              * properties may be accessed as free variables in the template. If a setting
+              * object is given, it takes precedence over `_.templateSettings` values.
+              *
+              * **Note:** In the development build `_.template` utilizes
+              * [sourceURLs](http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl)
+              * for easier debugging.
+              *
+              * For more information on precompiling templates see
+              * [lodash's custom builds documentation](https://lodash.com/custom-builds).
+              *
+              * For more information on Chrome extension sandboxes see
+              * [Chrome's extensions documentation](https://developer.chrome.com/extensions/sandboxingEval).
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category String
+              * @param {string} [string=''] The template string.
+              * @param {Object} [options={}] The options object.
+              * @param {RegExp} [options.escape=_.templateSettings.escape]
+              *  The HTML "escape" delimiter.
+              * @param {RegExp} [options.evaluate=_.templateSettings.evaluate]
+              *  The "evaluate" delimiter.
+              * @param {Object} [options.imports=_.templateSettings.imports]
+              *  An object to import into the template as free variables.
+              * @param {RegExp} [options.interpolate=_.templateSettings.interpolate]
+              *  The "interpolate" delimiter.
+              * @param {string} [options.sourceURL='lodash.templateSources[n]']
+              *  The sourceURL of the compiled template.
+              * @param {string} [options.variable='obj']
+              *  The data object variable name.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {Function} Returns the compiled template function.
+              * @example
+              *
+              * // Use the "interpolate" delimiter to create a compiled template.
+              * var compiled = _.template('hello <%= user %>!');
+              * compiled({ 'user': 'fred' });
+              * // => 'hello fred!'
+              *
+              * // Use the HTML "escape" delimiter to escape data property values.
+              * var compiled = _.template('<b><%- value %></b>');
+              * compiled({ 'value': '<script>' });
+              * // => '<b>&lt;script&gt;</b>'
+              *
+              * // Use the "evaluate" delimiter to execute JavaScript and generate HTML.
+              * var compiled = _.template('<% _.forEach(users, function(user) { %><li><%- user %></li><% }); %>');
+              * compiled({ 'users': ['fred', 'barney'] });
+              * // => '<li>fred</li><li>barney</li>'
+              *
+              * // Use the internal `print` function in "evaluate" delimiters.
+              * var compiled = _.template('<% print("hello " + user); %>!');
+              * compiled({ 'user': 'barney' });
+              * // => 'hello barney!'
+              *
+              * // Use the ES template literal delimiter as an "interpolate" delimiter.
+              * // Disable support by replacing the "interpolate" delimiter.
+              * var compiled = _.template('hello ${ user }!');
+              * compiled({ 'user': 'pebbles' });
+              * // => 'hello pebbles!'
+              *
+              * // Use backslashes to treat delimiters as plain text.
+              * var compiled = _.template('<%= "\\<%- value %\\>" %>');
+              * compiled({ 'value': 'ignored' });
+              * // => '<%- value %>'
+              *
+              * // Use the `imports` option to import `jQuery` as `jq`.
+              * var text = '<% jq.each(users, function(user) { %><li><%- user %></li><% }); %>';
+              * var compiled = _.template(text, { 'imports': { 'jq': jQuery } });
+              * compiled({ 'users': ['fred', 'barney'] });
+              * // => '<li>fred</li><li>barney</li>'
+              *
+              * // Use the `sourceURL` option to specify a custom sourceURL for the template.
+              * var compiled = _.template('hello <%= user %>!', { 'sourceURL': '/basic/greeting.jst' });
+              * compiled(data);
+              * // => Find the source of "greeting.jst" under the Sources tab or Resources panel of the web inspector.
+              *
+              * // Use the `variable` option to ensure a with-statement isn't used in the compiled template.
+              * var compiled = _.template('hi <%= data.user %>!', { 'variable': 'data' });
+              * compiled.source;
+              * // => function(data) {
+              * //   var __t, __p = '';
+              * //   __p += 'hi ' + ((__t = ( data.user )) == null ? '' : __t) + '!';
+              * //   return __p;
+              * // }
+              *
+              * // Use custom template delimiters.
+              * _.templateSettings.interpolate = /{{([\s\S]+?)}}/g;
+              * var compiled = _.template('hello {{ user }}!');
+              * compiled({ 'user': 'mustache' });
+              * // => 'hello mustache!'
+              *
+              * // Use the `source` property to inline compiled templates for meaningful
+              * // line numbers in error messages and stack traces.
+              * fs.writeFileSync(path.join(process.cwd(), 'jst.js'), '\
+              *   var JST = {\
+              *     "main": ' + _.template(mainText).source + '\
+              *   };\
+              * ');
+              */
 
-             if (match && (!match[1] || match[1] && (prevChar === '' || this.rules.inline.punctuation.exec(prevChar)))) {
-               maskedSrc = maskedSrc.slice(-1 * src.length);
-               var endReg = match[0] === '**' ? this.rules.inline.strong.endAst : this.rules.inline.strong.endUnd;
-               endReg.lastIndex = 0;
-               var cap;
 
-               while ((match = endReg.exec(maskedSrc)) != null) {
-                 cap = this.rules.inline.strong.middle.exec(maskedSrc.slice(0, match.index + 3));
+             function template(string, options, guard) {
+               // Based on John Resig's `tmpl` implementation
+               // (http://ejohn.org/blog/javascript-micro-templating/)
+               // and Laura Doktorova's doT.js (https://github.com/olado/doT).
+               var settings = lodash.templateSettings;
 
-                 if (cap) {
-                   return {
-                     type: 'strong',
-                     raw: src.slice(0, cap[0].length),
-                     text: src.slice(2, cap[0].length - 2)
-                   };
-                 }
+               if (guard && isIterateeCall(string, options, guard)) {
+                 options = undefined$1;
                }
-             }
-           }
-         }, {
-           key: "em",
-           value: function em(src, maskedSrc) {
-             var prevChar = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : '';
-             var match = this.rules.inline.em.start.exec(src);
 
-             if (match && (!match[1] || match[1] && (prevChar === '' || this.rules.inline.punctuation.exec(prevChar)))) {
-               maskedSrc = maskedSrc.slice(-1 * src.length);
-               var endReg = match[0] === '*' ? this.rules.inline.em.endAst : this.rules.inline.em.endUnd;
-               endReg.lastIndex = 0;
-               var cap;
+               string = toString(string);
+               options = assignInWith({}, options, settings, customDefaultsAssignIn);
+               var imports = assignInWith({}, options.imports, settings.imports, customDefaultsAssignIn),
+                   importsKeys = keys(imports),
+                   importsValues = baseValues(imports, importsKeys);
+               var isEscaping,
+                   isEvaluating,
+                   index = 0,
+                   interpolate = options.interpolate || reNoMatch,
+                   source = "__p += '"; // Compile the regexp to match each delimiter.
 
-               while ((match = endReg.exec(maskedSrc)) != null) {
-                 cap = this.rules.inline.em.middle.exec(maskedSrc.slice(0, match.index + 2));
+               var reDelimiters = RegExp((options.escape || reNoMatch).source + '|' + interpolate.source + '|' + (interpolate === reInterpolate ? reEsTemplate : reNoMatch).source + '|' + (options.evaluate || reNoMatch).source + '|$', 'g'); // Use a sourceURL for easier debugging.
+               // The sourceURL gets injected into the source that's eval-ed, so be careful
+               // to normalize all kinds of whitespace, so e.g. newlines (and unicode versions of it) can't sneak in
+               // and escape the comment, thus injecting code that gets evaled.
 
-                 if (cap) {
-                   return {
-                     type: 'em',
-                     raw: src.slice(0, cap[0].length),
-                     text: src.slice(1, cap[0].length - 1)
-                   };
+               var sourceURL = '//# sourceURL=' + (hasOwnProperty.call(options, 'sourceURL') ? (options.sourceURL + '').replace(/\s/g, ' ') : 'lodash.templateSources[' + ++templateCounter + ']') + '\n';
+               string.replace(reDelimiters, function (match, escapeValue, interpolateValue, esTemplateValue, evaluateValue, offset) {
+                 interpolateValue || (interpolateValue = esTemplateValue); // Escape characters that can't be included in string literals.
+
+                 source += string.slice(index, offset).replace(reUnescapedString, escapeStringChar); // Replace delimiters with snippets.
+
+                 if (escapeValue) {
+                   isEscaping = true;
+                   source += "' +\n__e(" + escapeValue + ") +\n'";
                  }
-               }
-             }
-           }
-         }, {
-           key: "codespan",
-           value: function codespan(src) {
-             var cap = this.rules.inline.code.exec(src);
 
-             if (cap) {
-               var text = cap[2].replace(/\n/g, ' ');
-               var hasNonSpaceChars = /[^ ]/.test(text);
-               var hasSpaceCharsOnBothEnds = /^ /.test(text) && / $/.test(text);
+                 if (evaluateValue) {
+                   isEvaluating = true;
+                   source += "';\n" + evaluateValue + ";\n__p += '";
+                 }
 
-               if (hasNonSpaceChars && hasSpaceCharsOnBothEnds) {
-                 text = text.substring(1, text.length - 1);
-               }
+                 if (interpolateValue) {
+                   source += "' +\n((__t = (" + interpolateValue + ")) == null ? '' : __t) +\n'";
+                 }
 
-               text = _escape(text, true);
-               return {
-                 type: 'codespan',
-                 raw: cap[0],
-                 text: text
-               };
-             }
-           }
-         }, {
-           key: "br",
-           value: function br(src) {
-             var cap = this.rules.inline.br.exec(src);
+                 index = offset + match.length; // The JS engine embedded in Adobe products needs `match` returned in
+                 // order to produce the correct `offset` value.
 
-             if (cap) {
-               return {
-                 type: 'br',
-                 raw: cap[0]
-               };
-             }
-           }
-         }, {
-           key: "del",
-           value: function del(src) {
-             var cap = this.rules.inline.del.exec(src);
+                 return match;
+               });
+               source += "';\n"; // If `variable` is not specified wrap a with-statement around the generated
+               // code to add the data object to the top of the scope chain.
 
-             if (cap) {
-               return {
-                 type: 'del',
-                 raw: cap[0],
-                 text: cap[2]
-               };
-             }
-           }
-         }, {
-           key: "autolink",
-           value: function autolink(src, mangle) {
-             var cap = this.rules.inline.autolink.exec(src);
+               var variable = hasOwnProperty.call(options, 'variable') && options.variable;
 
-             if (cap) {
-               var text, href;
+               if (!variable) {
+                 source = 'with (obj) {\n' + source + '\n}\n';
+               } // Throw an error if a forbidden character was found in `variable`, to prevent
+               // potential command injection attacks.
+               else if (reForbiddenIdentifierChars.test(variable)) {
+                 throw new Error(INVALID_TEMPL_VAR_ERROR_TEXT);
+               } // Cleanup code by stripping empty strings.
 
-               if (cap[2] === '@') {
-                 text = _escape(this.options.mangle ? mangle(cap[1]) : cap[1]);
-                 href = 'mailto:' + text;
-               } else {
-                 text = _escape(cap[1]);
-                 href = text;
+
+               source = (isEvaluating ? source.replace(reEmptyStringLeading, '') : source).replace(reEmptyStringMiddle, '$1').replace(reEmptyStringTrailing, '$1;'); // Frame code as the function body.
+
+               source = 'function(' + (variable || 'obj') + ') {\n' + (variable ? '' : 'obj || (obj = {});\n') + "var __t, __p = ''" + (isEscaping ? ', __e = _.escape' : '') + (isEvaluating ? ', __j = Array.prototype.join;\n' + "function print() { __p += __j.call(arguments, '') }\n" : ';\n') + source + 'return __p\n}';
+               var result = attempt(function () {
+                 return Function(importsKeys, sourceURL + 'return ' + source).apply(undefined$1, importsValues);
+               }); // Provide the compiled function's source by its `toString` method or
+               // the `source` property as a convenience for inlining compiled templates.
+
+               result.source = source;
+
+               if (isError(result)) {
+                 throw result;
                }
 
-               return {
-                 type: 'link',
-                 raw: cap[0],
-                 text: text,
-                 href: href,
-                 tokens: [{
-                   type: 'text',
-                   raw: text,
-                   text: text
-                 }]
-               };
+               return result;
              }
-           }
-         }, {
-           key: "url",
-           value: function url(src, mangle) {
-             var cap;
+             /**
+              * Converts `string`, as a whole, to lower case just like
+              * [String#toLowerCase](https://mdn.io/toLowerCase).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to convert.
+              * @returns {string} Returns the lower cased string.
+              * @example
+              *
+              * _.toLower('--Foo-Bar--');
+              * // => '--foo-bar--'
+              *
+              * _.toLower('fooBar');
+              * // => 'foobar'
+              *
+              * _.toLower('__FOO_BAR__');
+              * // => '__foo_bar__'
+              */
 
-             if (cap = this.rules.inline.url.exec(src)) {
-               var text, href;
 
-               if (cap[2] === '@') {
-                 text = _escape(this.options.mangle ? mangle(cap[0]) : cap[0]);
-                 href = 'mailto:' + text;
-               } else {
-                 // do extended autolink path validation
-                 var prevCapZero;
+             function toLower(value) {
+               return toString(value).toLowerCase();
+             }
+             /**
+              * Converts `string`, as a whole, to upper case just like
+              * [String#toUpperCase](https://mdn.io/toUpperCase).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to convert.
+              * @returns {string} Returns the upper cased string.
+              * @example
+              *
+              * _.toUpper('--foo-bar--');
+              * // => '--FOO-BAR--'
+              *
+              * _.toUpper('fooBar');
+              * // => 'FOOBAR'
+              *
+              * _.toUpper('__foo_bar__');
+              * // => '__FOO_BAR__'
+              */
 
-                 do {
-                   prevCapZero = cap[0];
-                   cap[0] = this.rules.inline._backpedal.exec(cap[0])[0];
-                 } while (prevCapZero !== cap[0]);
 
-                 text = _escape(cap[0]);
+             function toUpper(value) {
+               return toString(value).toUpperCase();
+             }
+             /**
+              * Removes leading and trailing whitespace or specified characters from `string`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to trim.
+              * @param {string} [chars=whitespace] The characters to trim.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {string} Returns the trimmed string.
+              * @example
+              *
+              * _.trim('  abc  ');
+              * // => 'abc'
+              *
+              * _.trim('-_-abc-_-', '_-');
+              * // => 'abc'
+              *
+              * _.map(['  foo  ', '  bar  '], _.trim);
+              * // => ['foo', 'bar']
+              */
 
-                 if (cap[1] === 'www.') {
-                   href = 'http://' + text;
-                 } else {
-                   href = text;
-                 }
-               }
 
-               return {
-                 type: 'link',
-                 raw: cap[0],
-                 text: text,
-                 href: href,
-                 tokens: [{
-                   type: 'text',
-                   raw: text,
-                   text: text
-                 }]
-               };
-             }
-           }
-         }, {
-           key: "inlineText",
-           value: function inlineText(src, inRawBlock, smartypants) {
-             var cap = this.rules.inline.text.exec(src);
+             function trim(string, chars, guard) {
+               string = toString(string);
 
-             if (cap) {
-               var text;
+               if (string && (guard || chars === undefined$1)) {
+                 return baseTrim(string);
+               }
 
-               if (inRawBlock) {
-                 text = this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : _escape(cap[0]) : cap[0];
-               } else {
-                 text = _escape(this.options.smartypants ? smartypants(cap[0]) : cap[0]);
+               if (!string || !(chars = baseToString(chars))) {
+                 return string;
                }
 
-               return {
-                 type: 'text',
-                 raw: cap[0],
-                 text: text
-               };
+               var strSymbols = stringToArray(string),
+                   chrSymbols = stringToArray(chars),
+                   start = charsStartIndex(strSymbols, chrSymbols),
+                   end = charsEndIndex(strSymbols, chrSymbols) + 1;
+               return castSlice(strSymbols, start, end).join('');
              }
-           }
-         }]);
+             /**
+              * Removes trailing whitespace or specified characters from `string`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to trim.
+              * @param {string} [chars=whitespace] The characters to trim.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {string} Returns the trimmed string.
+              * @example
+              *
+              * _.trimEnd('  abc  ');
+              * // => '  abc'
+              *
+              * _.trimEnd('-_-abc-_-', '_-');
+              * // => '-_-abc'
+              */
 
-         return Tokenizer;
-       }();
 
-       var noopTest$1 = helpers.noopTest,
-           edit$1 = helpers.edit,
-           merge$2 = helpers.merge;
-       /**
-        * Block-Level Grammar
-        */
+             function trimEnd(string, chars, guard) {
+               string = toString(string);
 
-       var block = {
-         newline: /^(?: *(?:\n|$))+/,
-         code: /^( {4}[^\n]+(?:\n(?: *(?:\n|$))*)?)+/,
-         fences: /^ {0,3}(`{3,}(?=[^`\n]*\n)|~{3,})([^\n]*)\n(?:|([\s\S]*?)\n)(?: {0,3}\1[~`]* *(?:\n+|$)|$)/,
-         hr: /^ {0,3}((?:- *){3,}|(?:_ *){3,}|(?:\* *){3,})(?:\n+|$)/,
-         heading: /^ {0,3}(#{1,6})(?=\s|$)(.*)(?:\n+|$)/,
-         blockquote: /^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/,
-         list: /^( {0,3})(bull) [\s\S]+?(?:hr|def|\n{2,}(?! )(?! {0,3}bull )\n*|\s*$)/,
-         html: '^ {0,3}(?:' // optional indentation
-         + '<(script|pre|style)[\\s>][\\s\\S]*?(?:</\\1>[^\\n]*\\n+|$)' // (1)
-         + '|comment[^\\n]*(\\n+|$)' // (2)
-         + '|<\\?[\\s\\S]*?(?:\\?>\\n*|$)' // (3)
-         + '|<![A-Z][\\s\\S]*?(?:>\\n*|$)' // (4)
-         + '|<!\\[CDATA\\[[\\s\\S]*?(?:\\]\\]>\\n*|$)' // (5)
-         + '|</?(tag)(?: +|\\n|/?>)[\\s\\S]*?(?:\\n{2,}|$)' // (6)
-         + '|<(?!script|pre|style)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:\\n{2,}|$)' // (7) open tag
-         + '|</(?!script|pre|style)[a-z][\\w-]*\\s*>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:\\n{2,}|$)' // (7) closing tag
-         + ')',
-         def: /^ {0,3}\[(label)\]: *\n? *<?([^\s>]+)>?(?:(?: +\n? *| *\n *)(title))? *(?:\n+|$)/,
-         nptable: noopTest$1,
-         table: noopTest$1,
-         lheading: /^([^\n]+)\n {0,3}(=+|-+) *(?:\n+|$)/,
-         // regex template, placeholders will be replaced according to different paragraph
-         // interruption rules of commonmark and the original markdown spec:
-         _paragraph: /^([^\n]+(?:\n(?!hr|heading|lheading|blockquote|fences|list|html| +\n)[^\n]+)*)/,
-         text: /^[^\n]+/
-       };
-       block._label = /(?!\s*\])(?:\\[\[\]]|[^\[\]])+/;
-       block._title = /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/;
-       block.def = edit$1(block.def).replace('label', block._label).replace('title', block._title).getRegex();
-       block.bullet = /(?:[*+-]|\d{1,9}[.)])/;
-       block.item = /^( *)(bull) ?[^\n]*(?:\n(?! *bull ?)[^\n]*)*/;
-       block.item = edit$1(block.item, 'gm').replace(/bull/g, block.bullet).getRegex();
-       block.listItemStart = edit$1(/^( *)(bull)/).replace('bull', block.bullet).getRegex();
-       block.list = edit$1(block.list).replace(/bull/g, block.bullet).replace('hr', '\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))').replace('def', '\\n+(?=' + block.def.source + ')').getRegex();
-       block._tag = 'address|article|aside|base|basefont|blockquote|body|caption' + '|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption' + '|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe' + '|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option' + '|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr' + '|track|ul';
-       block._comment = /<!--(?!-?>)[\s\S]*?(?:-->|$)/;
-       block.html = edit$1(block.html, 'i').replace('comment', block._comment).replace('tag', block._tag).replace('attribute', / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/).getRegex();
-       block.paragraph = edit$1(block._paragraph).replace('hr', block.hr).replace('heading', ' {0,3}#{1,6} ').replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs
-       .replace('blockquote', ' {0,3}>').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt
-       .replace('html', '</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|!--)').replace('tag', block._tag) // pars can be interrupted by type (6) html blocks
-       .getRegex();
-       block.blockquote = edit$1(block.blockquote).replace('paragraph', block.paragraph).getRegex();
-       /**
-        * Normal Block Grammar
-        */
+               if (string && (guard || chars === undefined$1)) {
+                 return string.slice(0, trimmedEndIndex(string) + 1);
+               }
 
-       block.normal = merge$2({}, block);
-       /**
-        * GFM Block Grammar
-        */
+               if (!string || !(chars = baseToString(chars))) {
+                 return string;
+               }
 
-       block.gfm = merge$2({}, block.normal, {
-         nptable: '^ *([^|\\n ].*\\|.*)\\n' // Header
-         + ' {0,3}([-:]+ *\\|[-| :]*)' // Align
-         + '(?:\\n((?:(?!\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)',
-         // Cells
-         table: '^ *\\|(.+)\\n' // Header
-         + ' {0,3}\\|?( *[-:]+[-| :]*)' // Align
-         + '(?:\\n *((?:(?!\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)' // Cells
+               var strSymbols = stringToArray(string),
+                   end = charsEndIndex(strSymbols, stringToArray(chars)) + 1;
+               return castSlice(strSymbols, 0, end).join('');
+             }
+             /**
+              * Removes leading whitespace or specified characters from `string`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to trim.
+              * @param {string} [chars=whitespace] The characters to trim.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {string} Returns the trimmed string.
+              * @example
+              *
+              * _.trimStart('  abc  ');
+              * // => 'abc  '
+              *
+              * _.trimStart('-_-abc-_-', '_-');
+              * // => 'abc-_-'
+              */
 
-       });
-       block.gfm.nptable = edit$1(block.gfm.nptable).replace('hr', block.hr).replace('heading', ' {0,3}#{1,6} ').replace('blockquote', ' {0,3}>').replace('code', ' {4}[^\\n]').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt
-       .replace('html', '</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|!--)').replace('tag', block._tag) // tables can be interrupted by type (6) html blocks
-       .getRegex();
-       block.gfm.table = edit$1(block.gfm.table).replace('hr', block.hr).replace('heading', ' {0,3}#{1,6} ').replace('blockquote', ' {0,3}>').replace('code', ' {4}[^\\n]').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt
-       .replace('html', '</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|!--)').replace('tag', block._tag) // tables can be interrupted by type (6) html blocks
-       .getRegex();
-       /**
-        * Pedantic grammar (original John Gruber's loose markdown specification)
-        */
 
-       block.pedantic = merge$2({}, block.normal, {
-         html: edit$1('^ *(?:comment *(?:\\n|\\s*$)' + '|<(tag)[\\s\\S]+?</\\1> *(?:\\n{2,}|\\s*$)' // closed tag
-         + '|<tag(?:"[^"]*"|\'[^\']*\'|\\s[^\'"/>\\s]*)*?/?> *(?:\\n{2,}|\\s*$))').replace('comment', block._comment).replace(/tag/g, '(?!(?:' + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub' + '|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)' + '\\b)\\w+(?!:|[^\\w\\s@]*@)\\b').getRegex(),
-         def: /^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/,
-         heading: /^(#{1,6})(.*)(?:\n+|$)/,
-         fences: noopTest$1,
-         // fences not supported
-         paragraph: edit$1(block.normal._paragraph).replace('hr', block.hr).replace('heading', ' *#{1,6} *[^\n]').replace('lheading', block.lheading).replace('blockquote', ' {0,3}>').replace('|fences', '').replace('|list', '').replace('|html', '').getRegex()
-       });
-       /**
-        * Inline-Level Grammar
-        */
+             function trimStart(string, chars, guard) {
+               string = toString(string);
+
+               if (string && (guard || chars === undefined$1)) {
+                 return string.replace(reTrimStart, '');
+               }
+
+               if (!string || !(chars = baseToString(chars))) {
+                 return string;
+               }
 
-       var inline = {
-         escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,
-         autolink: /^<(scheme:[^\s\x00-\x1f<>]*|email)>/,
-         url: noopTest$1,
-         tag: '^comment' + '|^</[a-zA-Z][\\w:-]*\\s*>' // self-closing tag
-         + '|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>' // open tag
-         + '|^<\\?[\\s\\S]*?\\?>' // processing instruction, e.g. <?php ?>
-         + '|^<![a-zA-Z]+\\s[\\s\\S]*?>' // declaration, e.g. <!DOCTYPE html>
-         + '|^<!\\[CDATA\\[[\\s\\S]*?\\]\\]>',
-         // CDATA section
-         link: /^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/,
-         reflink: /^!?\[(label)\]\[(?!\s*\])((?:\\[\[\]]?|[^\[\]\\])+)\]/,
-         nolink: /^!?\[(?!\s*\])((?:\[[^\[\]]*\]|\\[\[\]]|[^\[\]])*)\](?:\[\])?/,
-         reflinkSearch: 'reflink|nolink(?!\\()',
-         strong: {
-           start: /^(?:(\*\*(?=[*punctuation]))|\*\*)(?![\s])|__/,
-           // (1) returns if starts w/ punctuation
-           middle: /^\*\*(?:(?:(?!overlapSkip)(?:[^*]|\\\*)|overlapSkip)|\*(?:(?!overlapSkip)(?:[^*]|\\\*)|overlapSkip)*?\*)+?\*\*$|^__(?![\s])((?:(?:(?!overlapSkip)(?:[^_]|\\_)|overlapSkip)|_(?:(?!overlapSkip)(?:[^_]|\\_)|overlapSkip)*?_)+?)__$/,
-           endAst: /[^punctuation\s]\*\*(?!\*)|[punctuation]\*\*(?!\*)(?:(?=[punctuation_\s]|$))/,
-           // last char can't be punct, or final * must also be followed by punct (or endline)
-           endUnd: /[^\s]__(?!_)(?:(?=[punctuation*\s])|$)/ // last char can't be a space, and final _ must preceed punct or \s (or endline)
+               var strSymbols = stringToArray(string),
+                   start = charsStartIndex(strSymbols, stringToArray(chars));
+               return castSlice(strSymbols, start).join('');
+             }
+             /**
+              * Truncates `string` if it's longer than the given maximum string length.
+              * The last characters of the truncated string are replaced with the omission
+              * string which defaults to "...".
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to truncate.
+              * @param {Object} [options={}] The options object.
+              * @param {number} [options.length=30] The maximum string length.
+              * @param {string} [options.omission='...'] The string to indicate text is omitted.
+              * @param {RegExp|string} [options.separator] The separator pattern to truncate to.
+              * @returns {string} Returns the truncated string.
+              * @example
+              *
+              * _.truncate('hi-diddly-ho there, neighborino');
+              * // => 'hi-diddly-ho there, neighbo...'
+              *
+              * _.truncate('hi-diddly-ho there, neighborino', {
+              *   'length': 24,
+              *   'separator': ' '
+              * });
+              * // => 'hi-diddly-ho there,...'
+              *
+              * _.truncate('hi-diddly-ho there, neighborino', {
+              *   'length': 24,
+              *   'separator': /,? +/
+              * });
+              * // => 'hi-diddly-ho there...'
+              *
+              * _.truncate('hi-diddly-ho there, neighborino', {
+              *   'omission': ' [...]'
+              * });
+              * // => 'hi-diddly-ho there, neig [...]'
+              */
 
-         },
-         em: {
-           start: /^(?:(\*(?=[punctuation]))|\*)(?![*\s])|_/,
-           // (1) returns if starts w/ punctuation
-           middle: /^\*(?:(?:(?!overlapSkip)(?:[^*]|\\\*)|overlapSkip)|\*(?:(?!overlapSkip)(?:[^*]|\\\*)|overlapSkip)*?\*)+?\*$|^_(?![_\s])(?:(?:(?!overlapSkip)(?:[^_]|\\_)|overlapSkip)|_(?:(?!overlapSkip)(?:[^_]|\\_)|overlapSkip)*?_)+?_$/,
-           endAst: /[^punctuation\s]\*(?!\*)|[punctuation]\*(?!\*)(?:(?=[punctuation_\s]|$))/,
-           // last char can't be punct, or final * must also be followed by punct (or endline)
-           endUnd: /[^\s]_(?!_)(?:(?=[punctuation*\s])|$)/ // last char can't be a space, and final _ must preceed punct or \s (or endline)
 
-         },
-         code: /^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/,
-         br: /^( {2,}|\\)\n(?!\s*$)/,
-         del: noopTest$1,
-         text: /^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\<!\[`*]|\b_|$)|[^ ](?= {2,}\n)))/,
-         punctuation: /^([\s*punctuation])/
-       }; // list of punctuation marks from common mark spec
-       // without * and _ to workaround cases with double emphasis
-
-       inline._punctuation = '!"#$%&\'()+\\-.,/:;<=>?@\\[\\]`^{|}~';
-       inline.punctuation = edit$1(inline.punctuation).replace(/punctuation/g, inline._punctuation).getRegex(); // sequences em should skip over [title](link), `code`, <html>
-
-       inline._blockSkip = '\\[[^\\]]*?\\]\\([^\\)]*?\\)|`[^`]*?`|<[^>]*?>';
-       inline._overlapSkip = '__[^_]*?__|\\*\\*\\[^\\*\\]*?\\*\\*';
-       inline._comment = edit$1(block._comment).replace('(?:-->|$)', '-->').getRegex();
-       inline.em.start = edit$1(inline.em.start).replace(/punctuation/g, inline._punctuation).getRegex();
-       inline.em.middle = edit$1(inline.em.middle).replace(/punctuation/g, inline._punctuation).replace(/overlapSkip/g, inline._overlapSkip).getRegex();
-       inline.em.endAst = edit$1(inline.em.endAst, 'g').replace(/punctuation/g, inline._punctuation).getRegex();
-       inline.em.endUnd = edit$1(inline.em.endUnd, 'g').replace(/punctuation/g, inline._punctuation).getRegex();
-       inline.strong.start = edit$1(inline.strong.start).replace(/punctuation/g, inline._punctuation).getRegex();
-       inline.strong.middle = edit$1(inline.strong.middle).replace(/punctuation/g, inline._punctuation).replace(/overlapSkip/g, inline._overlapSkip).getRegex();
-       inline.strong.endAst = edit$1(inline.strong.endAst, 'g').replace(/punctuation/g, inline._punctuation).getRegex();
-       inline.strong.endUnd = edit$1(inline.strong.endUnd, 'g').replace(/punctuation/g, inline._punctuation).getRegex();
-       inline.blockSkip = edit$1(inline._blockSkip, 'g').getRegex();
-       inline.overlapSkip = edit$1(inline._overlapSkip, 'g').getRegex();
-       inline._escapes = /\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/g;
-       inline._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/;
-       inline._email = /[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/;
-       inline.autolink = edit$1(inline.autolink).replace('scheme', inline._scheme).replace('email', inline._email).getRegex();
-       inline._attribute = /\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/;
-       inline.tag = edit$1(inline.tag).replace('comment', inline._comment).replace('attribute', inline._attribute).getRegex();
-       inline._label = /(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/;
-       inline._href = /<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/;
-       inline._title = /"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/;
-       inline.link = edit$1(inline.link).replace('label', inline._label).replace('href', inline._href).replace('title', inline._title).getRegex();
-       inline.reflink = edit$1(inline.reflink).replace('label', inline._label).getRegex();
-       inline.reflinkSearch = edit$1(inline.reflinkSearch, 'g').replace('reflink', inline.reflink).replace('nolink', inline.nolink).getRegex();
-       /**
-        * Normal Inline Grammar
-        */
+             function truncate(string, options) {
+               var length = DEFAULT_TRUNC_LENGTH,
+                   omission = DEFAULT_TRUNC_OMISSION;
 
-       inline.normal = merge$2({}, inline);
-       /**
-        * Pedantic Inline Grammar
-        */
+               if (isObject(options)) {
+                 var separator = 'separator' in options ? options.separator : separator;
+                 length = 'length' in options ? toInteger(options.length) : length;
+                 omission = 'omission' in options ? baseToString(options.omission) : omission;
+               }
 
-       inline.pedantic = merge$2({}, inline.normal, {
-         strong: {
-           start: /^__|\*\*/,
-           middle: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/,
-           endAst: /\*\*(?!\*)/g,
-           endUnd: /__(?!_)/g
-         },
-         em: {
-           start: /^_|\*/,
-           middle: /^()\*(?=\S)([\s\S]*?\S)\*(?!\*)|^_(?=\S)([\s\S]*?\S)_(?!_)/,
-           endAst: /\*(?!\*)/g,
-           endUnd: /_(?!_)/g
-         },
-         link: edit$1(/^!?\[(label)\]\((.*?)\)/).replace('label', inline._label).getRegex(),
-         reflink: edit$1(/^!?\[(label)\]\s*\[([^\]]*)\]/).replace('label', inline._label).getRegex()
-       });
-       /**
-        * GFM Inline Grammar
-        */
+               string = toString(string);
+               var strLength = string.length;
 
-       inline.gfm = merge$2({}, inline.normal, {
-         escape: edit$1(inline.escape).replace('])', '~|])').getRegex(),
-         _extended_email: /[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/,
-         url: /^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/,
-         _backpedal: /(?:[^?!.,:;*_~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_~)]+(?!$))+/,
-         del: /^(~~?)(?=[^\s~])([\s\S]*?[^\s~])\1(?=[^~]|$)/,
-         text: /^([`~]+|[^`~])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\<!\[`*~]|\b_|https?:\/\/|ftp:\/\/|www\.|$)|[^ ](?= {2,}\n)|[^a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-](?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@))|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@))/
-       });
-       inline.gfm.url = edit$1(inline.gfm.url, 'i').replace('email', inline.gfm._extended_email).getRegex();
-       /**
-        * GFM + Line Breaks Inline Grammar
-        */
+               if (hasUnicode(string)) {
+                 var strSymbols = stringToArray(string);
+                 strLength = strSymbols.length;
+               }
 
-       inline.breaks = merge$2({}, inline.gfm, {
-         br: edit$1(inline.br).replace('{2,}', '*').getRegex(),
-         text: edit$1(inline.gfm.text).replace('\\b_', '\\b_| {2,}\\n').replace(/\{2,\}/g, '*').getRegex()
-       });
-       var rules = {
-         block: block,
-         inline: inline
-       };
+               if (length >= strLength) {
+                 return string;
+               }
 
-       var defaults$2 = defaults.defaults;
-       var block$1 = rules.block,
-           inline$1 = rules.inline;
-       var repeatString$1 = helpers.repeatString;
-       /**
-        * smartypants text replacement
-        */
+               var end = length - stringSize(omission);
 
-       function smartypants(text) {
-         return text // em-dashes
-         .replace(/---/g, "\u2014") // en-dashes
-         .replace(/--/g, "\u2013") // opening singles
-         .replace(/(^|[-\u2014/(\[{"\s])'/g, "$1\u2018") // closing singles & apostrophes
-         .replace(/'/g, "\u2019") // opening doubles
-         .replace(/(^|[-\u2014/(\[{\u2018\s])"/g, "$1\u201C") // closing doubles
-         .replace(/"/g, "\u201D") // ellipses
-         .replace(/\.{3}/g, "\u2026");
-       }
-       /**
-        * mangle email addresses
-        */
+               if (end < 1) {
+                 return omission;
+               }
 
+               var result = strSymbols ? castSlice(strSymbols, 0, end).join('') : string.slice(0, end);
 
-       function mangle(text) {
-         var out = '',
-             i,
-             ch;
-         var l = text.length;
+               if (separator === undefined$1) {
+                 return result + omission;
+               }
 
-         for (i = 0; i < l; i++) {
-           ch = text.charCodeAt(i);
+               if (strSymbols) {
+                 end += result.length - end;
+               }
 
-           if (Math.random() > 0.5) {
-             ch = 'x' + ch.toString(16);
-           }
+               if (isRegExp(separator)) {
+                 if (string.slice(end).search(separator)) {
+                   var match,
+                       substring = result;
 
-           out += '&#' + ch + ';';
-         }
+                   if (!separator.global) {
+                     separator = RegExp(separator.source, toString(reFlags.exec(separator)) + 'g');
+                   }
 
-         return out;
-       }
-       /**
-        * Block Lexer
-        */
+                   separator.lastIndex = 0;
 
+                   while (match = separator.exec(substring)) {
+                     var newEnd = match.index;
+                   }
 
-       var Lexer_1 = /*#__PURE__*/function () {
-         function Lexer(options) {
-           _classCallCheck(this, Lexer);
+                   result = result.slice(0, newEnd === undefined$1 ? end : newEnd);
+                 }
+               } else if (string.indexOf(baseToString(separator), end) != end) {
+                 var index = result.lastIndexOf(separator);
 
-           this.tokens = [];
-           this.tokens.links = Object.create(null);
-           this.options = options || defaults$2;
-           this.options.tokenizer = this.options.tokenizer || new Tokenizer_1();
-           this.tokenizer = this.options.tokenizer;
-           this.tokenizer.options = this.options;
-           var rules = {
-             block: block$1.normal,
-             inline: inline$1.normal
-           };
+                 if (index > -1) {
+                   result = result.slice(0, index);
+                 }
+               }
 
-           if (this.options.pedantic) {
-             rules.block = block$1.pedantic;
-             rules.inline = inline$1.pedantic;
-           } else if (this.options.gfm) {
-             rules.block = block$1.gfm;
+               return result + omission;
+             }
+             /**
+              * The inverse of `_.escape`; this method converts the HTML entities
+              * `&amp;`, `&lt;`, `&gt;`, `&quot;`, and `&#39;` in `string` to
+              * their corresponding characters.
+              *
+              * **Note:** No other HTML entities are unescaped. To unescape additional
+              * HTML entities use a third-party library like [_he_](https://mths.be/he).
+              *
+              * @static
+              * @memberOf _
+              * @since 0.6.0
+              * @category String
+              * @param {string} [string=''] The string to unescape.
+              * @returns {string} Returns the unescaped string.
+              * @example
+              *
+              * _.unescape('fred, barney, &amp; pebbles');
+              * // => 'fred, barney, & pebbles'
+              */
 
-             if (this.options.breaks) {
-               rules.inline = inline$1.breaks;
-             } else {
-               rules.inline = inline$1.gfm;
+
+             function unescape(string) {
+               string = toString(string);
+               return string && reHasEscapedHtml.test(string) ? string.replace(reEscapedHtml, unescapeHtmlChar) : string;
              }
-           }
+             /**
+              * Converts `string`, as space separated words, to upper case.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to convert.
+              * @returns {string} Returns the upper cased string.
+              * @example
+              *
+              * _.upperCase('--foo-bar');
+              * // => 'FOO BAR'
+              *
+              * _.upperCase('fooBar');
+              * // => 'FOO BAR'
+              *
+              * _.upperCase('__foo_bar__');
+              * // => 'FOO BAR'
+              */
 
-           this.tokenizer.rules = rules;
-         }
-         /**
-          * Expose Rules
-          */
 
+             var upperCase = createCompounder(function (result, word, index) {
+               return result + (index ? ' ' : '') + word.toUpperCase();
+             });
+             /**
+              * Converts the first character of `string` to upper case.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category String
+              * @param {string} [string=''] The string to convert.
+              * @returns {string} Returns the converted string.
+              * @example
+              *
+              * _.upperFirst('fred');
+              * // => 'Fred'
+              *
+              * _.upperFirst('FRED');
+              * // => 'FRED'
+              */
 
-         _createClass(Lexer, [{
-           key: "lex",
-           value:
-           /**
-            * Preprocessing
-            */
-           function lex(src) {
-             src = src.replace(/\r\n|\r/g, '\n').replace(/\t/g, '    ');
-             this.blockTokens(src, this.tokens, true);
-             this.inline(this.tokens);
-             return this.tokens;
-           }
-           /**
-            * Lexing
-            */
+             var upperFirst = createCaseFirst('toUpperCase');
+             /**
+              * Splits `string` into an array of its words.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category String
+              * @param {string} [string=''] The string to inspect.
+              * @param {RegExp|string} [pattern] The pattern to match words.
+              * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.
+              * @returns {Array} Returns the words of `string`.
+              * @example
+              *
+              * _.words('fred, barney, & pebbles');
+              * // => ['fred', 'barney', 'pebbles']
+              *
+              * _.words('fred, barney, & pebbles', /[^, ]+/g);
+              * // => ['fred', 'barney', '&', 'pebbles']
+              */
 
-         }, {
-           key: "blockTokens",
-           value: function blockTokens(src) {
-             var tokens = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
-             var top = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true;
+             function words(string, pattern, guard) {
+               string = toString(string);
+               pattern = guard ? undefined$1 : pattern;
 
-             if (this.options.pedantic) {
-               src = src.replace(/^ +$/gm, '');
+               if (pattern === undefined$1) {
+                 return hasUnicodeWord(string) ? unicodeWords(string) : asciiWords(string);
+               }
+
+               return string.match(pattern) || [];
              }
+             /*------------------------------------------------------------------------*/
 
-             var token, i, l, lastToken;
+             /**
+              * Attempts to invoke `func`, returning either the result or the caught error
+              * object. Any additional arguments are provided to `func` when it's invoked.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Util
+              * @param {Function} func The function to attempt.
+              * @param {...*} [args] The arguments to invoke `func` with.
+              * @returns {*} Returns the `func` result or error object.
+              * @example
+              *
+              * // Avoid throwing errors for invalid selectors.
+              * var elements = _.attempt(function(selector) {
+              *   return document.querySelectorAll(selector);
+              * }, '>_>');
+              *
+              * if (_.isError(elements)) {
+              *   elements = [];
+              * }
+              */
 
-             while (src) {
-               // newline
-               if (token = this.tokenizer.space(src)) {
-                 src = src.substring(token.raw.length);
 
-                 if (token.type) {
-                   tokens.push(token);
-                 }
+             var attempt = baseRest(function (func, args) {
+               try {
+                 return apply(func, undefined$1, args);
+               } catch (e) {
+                 return isError(e) ? e : new Error(e);
+               }
+             });
+             /**
+              * Binds methods of an object to the object itself, overwriting the existing
+              * method.
+              *
+              * **Note:** This method doesn't set the "length" property of bound functions.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Util
+              * @param {Object} object The object to bind and assign the bound methods to.
+              * @param {...(string|string[])} methodNames The object method names to bind.
+              * @returns {Object} Returns `object`.
+              * @example
+              *
+              * var view = {
+              *   'label': 'docs',
+              *   'click': function() {
+              *     console.log('clicked ' + this.label);
+              *   }
+              * };
+              *
+              * _.bindAll(view, ['click']);
+              * jQuery(element).on('click', view.click);
+              * // => Logs 'clicked docs' when clicked.
+              */
 
-                 continue;
-               } // code
+             var bindAll = flatRest(function (object, methodNames) {
+               arrayEach(methodNames, function (key) {
+                 key = toKey(key);
+                 baseAssignValue(object, key, bind(object[key], object));
+               });
+               return object;
+             });
+             /**
+              * Creates a function that iterates over `pairs` and invokes the corresponding
+              * function of the first predicate to return truthy. The predicate-function
+              * pairs are invoked with the `this` binding and arguments of the created
+              * function.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Util
+              * @param {Array} pairs The predicate-function pairs.
+              * @returns {Function} Returns the new composite function.
+              * @example
+              *
+              * var func = _.cond([
+              *   [_.matches({ 'a': 1 }),           _.constant('matches A')],
+              *   [_.conforms({ 'b': _.isNumber }), _.constant('matches B')],
+              *   [_.stubTrue,                      _.constant('no match')]
+              * ]);
+              *
+              * func({ 'a': 1, 'b': 2 });
+              * // => 'matches A'
+              *
+              * func({ 'a': 0, 'b': 1 });
+              * // => 'matches B'
+              *
+              * func({ 'a': '1', 'b': '2' });
+              * // => 'no match'
+              */
 
+             function cond(pairs) {
+               var length = pairs == null ? 0 : pairs.length,
+                   toIteratee = getIteratee();
+               pairs = !length ? [] : arrayMap(pairs, function (pair) {
+                 if (typeof pair[1] != 'function') {
+                   throw new TypeError(FUNC_ERROR_TEXT);
+                 }
 
-               if (token = this.tokenizer.code(src, tokens)) {
-                 src = src.substring(token.raw.length);
+                 return [toIteratee(pair[0]), pair[1]];
+               });
+               return baseRest(function (args) {
+                 var index = -1;
 
-                 if (token.type) {
-                   tokens.push(token);
-                 } else {
-                   lastToken = tokens[tokens.length - 1];
-                   lastToken.raw += '\n' + token.raw;
-                   lastToken.text += '\n' + token.text;
+                 while (++index < length) {
+                   var pair = pairs[index];
+
+                   if (apply(pair[0], this, args)) {
+                     return apply(pair[1], this, args);
+                   }
                  }
+               });
+             }
+             /**
+              * Creates a function that invokes the predicate properties of `source` with
+              * the corresponding property values of a given object, returning `true` if
+              * all predicates return truthy, else `false`.
+              *
+              * **Note:** The created function is equivalent to `_.conformsTo` with
+              * `source` partially applied.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Util
+              * @param {Object} source The object of property predicates to conform to.
+              * @returns {Function} Returns the new spec function.
+              * @example
+              *
+              * var objects = [
+              *   { 'a': 2, 'b': 1 },
+              *   { 'a': 1, 'b': 2 }
+              * ];
+              *
+              * _.filter(objects, _.conforms({ 'b': function(n) { return n > 1; } }));
+              * // => [{ 'a': 1, 'b': 2 }]
+              */
 
-                 continue;
-               } // fences
 
+             function conforms(source) {
+               return baseConforms(baseClone(source, CLONE_DEEP_FLAG));
+             }
+             /**
+              * Creates a function that returns `value`.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.4.0
+              * @category Util
+              * @param {*} value The value to return from the new function.
+              * @returns {Function} Returns the new constant function.
+              * @example
+              *
+              * var objects = _.times(2, _.constant({ 'a': 1 }));
+              *
+              * console.log(objects);
+              * // => [{ 'a': 1 }, { 'a': 1 }]
+              *
+              * console.log(objects[0] === objects[1]);
+              * // => true
+              */
 
-               if (token = this.tokenizer.fences(src)) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // heading
+
+             function constant(value) {
+               return function () {
+                 return value;
+               };
+             }
+             /**
+              * Checks `value` to determine whether a default value should be returned in
+              * its place. The `defaultValue` is returned if `value` is `NaN`, `null`,
+              * or `undefined`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.14.0
+              * @category Util
+              * @param {*} value The value to check.
+              * @param {*} defaultValue The default value.
+              * @returns {*} Returns the resolved value.
+              * @example
+              *
+              * _.defaultTo(1, 10);
+              * // => 1
+              *
+              * _.defaultTo(undefined, 10);
+              * // => 10
+              */
 
 
-               if (token = this.tokenizer.heading(src)) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // table no leading pipe (gfm)
+             function defaultTo(value, defaultValue) {
+               return value == null || value !== value ? defaultValue : value;
+             }
+             /**
+              * Creates a function that returns the result of invoking the given functions
+              * with the `this` binding of the created function, where each successive
+              * invocation is supplied the return value of the previous.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Util
+              * @param {...(Function|Function[])} [funcs] The functions to invoke.
+              * @returns {Function} Returns the new composite function.
+              * @see _.flowRight
+              * @example
+              *
+              * function square(n) {
+              *   return n * n;
+              * }
+              *
+              * var addSquare = _.flow([_.add, square]);
+              * addSquare(1, 2);
+              * // => 9
+              */
 
 
-               if (token = this.tokenizer.nptable(src)) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // hr
+             var flow = createFlow();
+             /**
+              * This method is like `_.flow` except that it creates a function that
+              * invokes the given functions from right to left.
+              *
+              * @static
+              * @since 3.0.0
+              * @memberOf _
+              * @category Util
+              * @param {...(Function|Function[])} [funcs] The functions to invoke.
+              * @returns {Function} Returns the new composite function.
+              * @see _.flow
+              * @example
+              *
+              * function square(n) {
+              *   return n * n;
+              * }
+              *
+              * var addSquare = _.flowRight([square, _.add]);
+              * addSquare(1, 2);
+              * // => 9
+              */
 
+             var flowRight = createFlow(true);
+             /**
+              * This method returns the first argument it receives.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Util
+              * @param {*} value Any value.
+              * @returns {*} Returns `value`.
+              * @example
+              *
+              * var object = { 'a': 1 };
+              *
+              * console.log(_.identity(object) === object);
+              * // => true
+              */
 
-               if (token = this.tokenizer.hr(src)) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // blockquote
+             function identity(value) {
+               return value;
+             }
+             /**
+              * Creates a function that invokes `func` with the arguments of the created
+              * function. If `func` is a property name, the created function returns the
+              * property value for a given element. If `func` is an array or object, the
+              * created function returns `true` for elements that contain the equivalent
+              * source properties, otherwise it returns `false`.
+              *
+              * @static
+              * @since 4.0.0
+              * @memberOf _
+              * @category Util
+              * @param {*} [func=_.identity] The value to convert to a callback.
+              * @returns {Function} Returns the callback.
+              * @example
+              *
+              * var users = [
+              *   { 'user': 'barney', 'age': 36, 'active': true },
+              *   { 'user': 'fred',   'age': 40, 'active': false }
+              * ];
+              *
+              * // The `_.matches` iteratee shorthand.
+              * _.filter(users, _.iteratee({ 'user': 'barney', 'active': true }));
+              * // => [{ 'user': 'barney', 'age': 36, 'active': true }]
+              *
+              * // The `_.matchesProperty` iteratee shorthand.
+              * _.filter(users, _.iteratee(['user', 'fred']));
+              * // => [{ 'user': 'fred', 'age': 40 }]
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.map(users, _.iteratee('user'));
+              * // => ['barney', 'fred']
+              *
+              * // Create custom iteratee shorthands.
+              * _.iteratee = _.wrap(_.iteratee, function(iteratee, func) {
+              *   return !_.isRegExp(func) ? iteratee(func) : function(string) {
+              *     return func.test(string);
+              *   };
+              * });
+              *
+              * _.filter(['abc', 'def'], /ef/);
+              * // => ['def']
+              */
 
 
-               if (token = this.tokenizer.blockquote(src)) {
-                 src = src.substring(token.raw.length);
-                 token.tokens = this.blockTokens(token.text, [], top);
-                 tokens.push(token);
-                 continue;
-               } // list
+             function iteratee(func) {
+               return baseIteratee(typeof func == 'function' ? func : baseClone(func, CLONE_DEEP_FLAG));
+             }
+             /**
+              * Creates a function that performs a partial deep comparison between a given
+              * object and `source`, returning `true` if the given object has equivalent
+              * property values, else `false`.
+              *
+              * **Note:** The created function is equivalent to `_.isMatch` with `source`
+              * partially applied.
+              *
+              * Partial comparisons will match empty array and empty object `source`
+              * values against any array or object value, respectively. See `_.isEqual`
+              * for a list of supported value comparisons.
+              *
+              * **Note:** Multiple values can be checked by combining several matchers
+              * using `_.overSome`
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Util
+              * @param {Object} source The object of property values to match.
+              * @returns {Function} Returns the new spec function.
+              * @example
+              *
+              * var objects = [
+              *   { 'a': 1, 'b': 2, 'c': 3 },
+              *   { 'a': 4, 'b': 5, 'c': 6 }
+              * ];
+              *
+              * _.filter(objects, _.matches({ 'a': 4, 'c': 6 }));
+              * // => [{ 'a': 4, 'b': 5, 'c': 6 }]
+              *
+              * // Checking for several possible values
+              * _.filter(objects, _.overSome([_.matches({ 'a': 1 }), _.matches({ 'a': 4 })]));
+              * // => [{ 'a': 1, 'b': 2, 'c': 3 }, { 'a': 4, 'b': 5, 'c': 6 }]
+              */
 
 
-               if (token = this.tokenizer.list(src)) {
-                 src = src.substring(token.raw.length);
-                 l = token.items.length;
+             function matches(source) {
+               return baseMatches(baseClone(source, CLONE_DEEP_FLAG));
+             }
+             /**
+              * Creates a function that performs a partial deep comparison between the
+              * value at `path` of a given object to `srcValue`, returning `true` if the
+              * object value is equivalent, else `false`.
+              *
+              * **Note:** Partial comparisons will match empty array and empty object
+              * `srcValue` values against any array or object value, respectively. See
+              * `_.isEqual` for a list of supported value comparisons.
+              *
+              * **Note:** Multiple values can be checked by combining several matchers
+              * using `_.overSome`
+              *
+              * @static
+              * @memberOf _
+              * @since 3.2.0
+              * @category Util
+              * @param {Array|string} path The path of the property to get.
+              * @param {*} srcValue The value to match.
+              * @returns {Function} Returns the new spec function.
+              * @example
+              *
+              * var objects = [
+              *   { 'a': 1, 'b': 2, 'c': 3 },
+              *   { 'a': 4, 'b': 5, 'c': 6 }
+              * ];
+              *
+              * _.find(objects, _.matchesProperty('a', 4));
+              * // => { 'a': 4, 'b': 5, 'c': 6 }
+              *
+              * // Checking for several possible values
+              * _.filter(objects, _.overSome([_.matchesProperty('a', 1), _.matchesProperty('a', 4)]));
+              * // => [{ 'a': 1, 'b': 2, 'c': 3 }, { 'a': 4, 'b': 5, 'c': 6 }]
+              */
 
-                 for (i = 0; i < l; i++) {
-                   token.items[i].tokens = this.blockTokens(token.items[i].text, [], false);
-                 }
 
-                 tokens.push(token);
-                 continue;
-               } // html
+             function matchesProperty(path, srcValue) {
+               return baseMatchesProperty(path, baseClone(srcValue, CLONE_DEEP_FLAG));
+             }
+             /**
+              * Creates a function that invokes the method at `path` of a given object.
+              * Any additional arguments are provided to the invoked method.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.7.0
+              * @category Util
+              * @param {Array|string} path The path of the method to invoke.
+              * @param {...*} [args] The arguments to invoke the method with.
+              * @returns {Function} Returns the new invoker function.
+              * @example
+              *
+              * var objects = [
+              *   { 'a': { 'b': _.constant(2) } },
+              *   { 'a': { 'b': _.constant(1) } }
+              * ];
+              *
+              * _.map(objects, _.method('a.b'));
+              * // => [2, 1]
+              *
+              * _.map(objects, _.method(['a', 'b']));
+              * // => [2, 1]
+              */
 
 
-               if (token = this.tokenizer.html(src)) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // def
+             var method = baseRest(function (path, args) {
+               return function (object) {
+                 return baseInvoke(object, path, args);
+               };
+             });
+             /**
+              * The opposite of `_.method`; this method creates a function that invokes
+              * the method at a given path of `object`. Any additional arguments are
+              * provided to the invoked method.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.7.0
+              * @category Util
+              * @param {Object} object The object to query.
+              * @param {...*} [args] The arguments to invoke the method with.
+              * @returns {Function} Returns the new invoker function.
+              * @example
+              *
+              * var array = _.times(3, _.constant),
+              *     object = { 'a': array, 'b': array, 'c': array };
+              *
+              * _.map(['a[2]', 'c[0]'], _.methodOf(object));
+              * // => [2, 0]
+              *
+              * _.map([['a', '2'], ['c', '0']], _.methodOf(object));
+              * // => [2, 0]
+              */
 
+             var methodOf = baseRest(function (object, args) {
+               return function (path) {
+                 return baseInvoke(object, path, args);
+               };
+             });
+             /**
+              * Adds all own enumerable string keyed function properties of a source
+              * object to the destination object. If `object` is a function, then methods
+              * are added to its prototype as well.
+              *
+              * **Note:** Use `_.runInContext` to create a pristine `lodash` function to
+              * avoid conflicts caused by modifying the original.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Util
+              * @param {Function|Object} [object=lodash] The destination object.
+              * @param {Object} source The object of functions to add.
+              * @param {Object} [options={}] The options object.
+              * @param {boolean} [options.chain=true] Specify whether mixins are chainable.
+              * @returns {Function|Object} Returns `object`.
+              * @example
+              *
+              * function vowels(string) {
+              *   return _.filter(string, function(v) {
+              *     return /[aeiou]/i.test(v);
+              *   });
+              * }
+              *
+              * _.mixin({ 'vowels': vowels });
+              * _.vowels('fred');
+              * // => ['e']
+              *
+              * _('fred').vowels().value();
+              * // => ['e']
+              *
+              * _.mixin({ 'vowels': vowels }, { 'chain': false });
+              * _('fred').vowels();
+              * // => ['e']
+              */
 
-               if (top && (token = this.tokenizer.def(src))) {
-                 src = src.substring(token.raw.length);
+             function mixin(object, source, options) {
+               var props = keys(source),
+                   methodNames = baseFunctions(source, props);
+
+               if (options == null && !(isObject(source) && (methodNames.length || !props.length))) {
+                 options = source;
+                 source = object;
+                 object = this;
+                 methodNames = baseFunctions(source, keys(source));
+               }
+
+               var chain = !(isObject(options) && 'chain' in options) || !!options.chain,
+                   isFunc = isFunction(object);
+               arrayEach(methodNames, function (methodName) {
+                 var func = source[methodName];
+                 object[methodName] = func;
+
+                 if (isFunc) {
+                   object.prototype[methodName] = function () {
+                     var chainAll = this.__chain__;
+
+                     if (chain || chainAll) {
+                       var result = object(this.__wrapped__),
+                           actions = result.__actions__ = copyArray(this.__actions__);
+                       actions.push({
+                         'func': func,
+                         'args': arguments,
+                         'thisArg': object
+                       });
+                       result.__chain__ = chainAll;
+                       return result;
+                     }
 
-                 if (!this.tokens.links[token.tag]) {
-                   this.tokens.links[token.tag] = {
-                     href: token.href,
-                     title: token.title
+                     return func.apply(object, arrayPush([this.value()], arguments));
                    };
                  }
+               });
+               return object;
+             }
+             /**
+              * Reverts the `_` variable to its previous value and returns a reference to
+              * the `lodash` function.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Util
+              * @returns {Function} Returns the `lodash` function.
+              * @example
+              *
+              * var lodash = _.noConflict();
+              */
+
+
+             function noConflict() {
+               if (root._ === this) {
+                 root._ = oldDash;
+               }
+
+               return this;
+             }
+             /**
+              * This method returns `undefined`.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.3.0
+              * @category Util
+              * @example
+              *
+              * _.times(2, _.noop);
+              * // => [undefined, undefined]
+              */
+
+
+             function noop() {// No operation performed.
+             }
+             /**
+              * Creates a function that gets the argument at index `n`. If `n` is negative,
+              * the nth argument from the end is returned.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Util
+              * @param {number} [n=0] The index of the argument to return.
+              * @returns {Function} Returns the new pass-thru function.
+              * @example
+              *
+              * var func = _.nthArg(1);
+              * func('a', 'b', 'c', 'd');
+              * // => 'b'
+              *
+              * var func = _.nthArg(-2);
+              * func('a', 'b', 'c', 'd');
+              * // => 'c'
+              */
+
+
+             function nthArg(n) {
+               n = toInteger(n);
+               return baseRest(function (args) {
+                 return baseNth(args, n);
+               });
+             }
+             /**
+              * Creates a function that invokes `iteratees` with the arguments it receives
+              * and returns their results.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Util
+              * @param {...(Function|Function[])} [iteratees=[_.identity]]
+              *  The iteratees to invoke.
+              * @returns {Function} Returns the new function.
+              * @example
+              *
+              * var func = _.over([Math.max, Math.min]);
+              *
+              * func(1, 2, 3, 4);
+              * // => [4, 1]
+              */
+
+
+             var over = createOver(arrayMap);
+             /**
+              * Creates a function that checks if **all** of the `predicates` return
+              * truthy when invoked with the arguments it receives.
+              *
+              * Following shorthands are possible for providing predicates.
+              * Pass an `Object` and it will be used as an parameter for `_.matches` to create the predicate.
+              * Pass an `Array` of parameters for `_.matchesProperty` and the predicate will be created using them.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Util
+              * @param {...(Function|Function[])} [predicates=[_.identity]]
+              *  The predicates to check.
+              * @returns {Function} Returns the new function.
+              * @example
+              *
+              * var func = _.overEvery([Boolean, isFinite]);
+              *
+              * func('1');
+              * // => true
+              *
+              * func(null);
+              * // => false
+              *
+              * func(NaN);
+              * // => false
+              */
+
+             var overEvery = createOver(arrayEvery);
+             /**
+              * Creates a function that checks if **any** of the `predicates` return
+              * truthy when invoked with the arguments it receives.
+              *
+              * Following shorthands are possible for providing predicates.
+              * Pass an `Object` and it will be used as an parameter for `_.matches` to create the predicate.
+              * Pass an `Array` of parameters for `_.matchesProperty` and the predicate will be created using them.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Util
+              * @param {...(Function|Function[])} [predicates=[_.identity]]
+              *  The predicates to check.
+              * @returns {Function} Returns the new function.
+              * @example
+              *
+              * var func = _.overSome([Boolean, isFinite]);
+              *
+              * func('1');
+              * // => true
+              *
+              * func(null);
+              * // => true
+              *
+              * func(NaN);
+              * // => false
+              *
+              * var matchesFunc = _.overSome([{ 'a': 1 }, { 'a': 2 }])
+              * var matchesPropertyFunc = _.overSome([['a', 1], ['a', 2]])
+              */
+
+             var overSome = createOver(arraySome);
+             /**
+              * Creates a function that returns the value at `path` of a given object.
+              *
+              * @static
+              * @memberOf _
+              * @since 2.4.0
+              * @category Util
+              * @param {Array|string} path The path of the property to get.
+              * @returns {Function} Returns the new accessor function.
+              * @example
+              *
+              * var objects = [
+              *   { 'a': { 'b': 2 } },
+              *   { 'a': { 'b': 1 } }
+              * ];
+              *
+              * _.map(objects, _.property('a.b'));
+              * // => [2, 1]
+              *
+              * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b');
+              * // => [1, 2]
+              */
+
+             function property(path) {
+               return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path);
+             }
+             /**
+              * The opposite of `_.property`; this method creates a function that returns
+              * the value at a given path of `object`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.0.0
+              * @category Util
+              * @param {Object} object The object to query.
+              * @returns {Function} Returns the new accessor function.
+              * @example
+              *
+              * var array = [0, 1, 2],
+              *     object = { 'a': array, 'b': array, 'c': array };
+              *
+              * _.map(['a[2]', 'c[0]'], _.propertyOf(object));
+              * // => [2, 0]
+              *
+              * _.map([['a', '2'], ['c', '0']], _.propertyOf(object));
+              * // => [2, 0]
+              */
+
+
+             function propertyOf(object) {
+               return function (path) {
+                 return object == null ? undefined$1 : baseGet(object, path);
+               };
+             }
+             /**
+              * Creates an array of numbers (positive and/or negative) progressing from
+              * `start` up to, but not including, `end`. A step of `-1` is used if a negative
+              * `start` is specified without an `end` or `step`. If `end` is not specified,
+              * it's set to `start` with `start` then set to `0`.
+              *
+              * **Note:** JavaScript follows the IEEE-754 standard for resolving
+              * floating-point values which can produce unexpected results.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Util
+              * @param {number} [start=0] The start of the range.
+              * @param {number} end The end of the range.
+              * @param {number} [step=1] The value to increment or decrement by.
+              * @returns {Array} Returns the range of numbers.
+              * @see _.inRange, _.rangeRight
+              * @example
+              *
+              * _.range(4);
+              * // => [0, 1, 2, 3]
+              *
+              * _.range(-4);
+              * // => [0, -1, -2, -3]
+              *
+              * _.range(1, 5);
+              * // => [1, 2, 3, 4]
+              *
+              * _.range(0, 20, 5);
+              * // => [0, 5, 10, 15]
+              *
+              * _.range(0, -4, -1);
+              * // => [0, -1, -2, -3]
+              *
+              * _.range(1, 4, 0);
+              * // => [1, 1, 1]
+              *
+              * _.range(0);
+              * // => []
+              */
+
+
+             var range = createRange();
+             /**
+              * This method is like `_.range` except that it populates values in
+              * descending order.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Util
+              * @param {number} [start=0] The start of the range.
+              * @param {number} end The end of the range.
+              * @param {number} [step=1] The value to increment or decrement by.
+              * @returns {Array} Returns the range of numbers.
+              * @see _.inRange, _.range
+              * @example
+              *
+              * _.rangeRight(4);
+              * // => [3, 2, 1, 0]
+              *
+              * _.rangeRight(-4);
+              * // => [-3, -2, -1, 0]
+              *
+              * _.rangeRight(1, 5);
+              * // => [4, 3, 2, 1]
+              *
+              * _.rangeRight(0, 20, 5);
+              * // => [15, 10, 5, 0]
+              *
+              * _.rangeRight(0, -4, -1);
+              * // => [-3, -2, -1, 0]
+              *
+              * _.rangeRight(1, 4, 0);
+              * // => [1, 1, 1]
+              *
+              * _.rangeRight(0);
+              * // => []
+              */
+
+             var rangeRight = createRange(true);
+             /**
+              * This method returns a new empty array.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.13.0
+              * @category Util
+              * @returns {Array} Returns the new empty array.
+              * @example
+              *
+              * var arrays = _.times(2, _.stubArray);
+              *
+              * console.log(arrays);
+              * // => [[], []]
+              *
+              * console.log(arrays[0] === arrays[1]);
+              * // => false
+              */
+
+             function stubArray() {
+               return [];
+             }
+             /**
+              * This method returns `false`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.13.0
+              * @category Util
+              * @returns {boolean} Returns `false`.
+              * @example
+              *
+              * _.times(2, _.stubFalse);
+              * // => [false, false]
+              */
 
-                 continue;
-               } // table (gfm)
 
+             function stubFalse() {
+               return false;
+             }
+             /**
+              * This method returns a new empty object.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.13.0
+              * @category Util
+              * @returns {Object} Returns the new empty object.
+              * @example
+              *
+              * var objects = _.times(2, _.stubObject);
+              *
+              * console.log(objects);
+              * // => [{}, {}]
+              *
+              * console.log(objects[0] === objects[1]);
+              * // => false
+              */
 
-               if (token = this.tokenizer.table(src)) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // lheading
 
+             function stubObject() {
+               return {};
+             }
+             /**
+              * This method returns an empty string.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.13.0
+              * @category Util
+              * @returns {string} Returns the empty string.
+              * @example
+              *
+              * _.times(2, _.stubString);
+              * // => ['', '']
+              */
 
-               if (token = this.tokenizer.lheading(src)) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // top-level paragraph
 
+             function stubString() {
+               return '';
+             }
+             /**
+              * This method returns `true`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.13.0
+              * @category Util
+              * @returns {boolean} Returns `true`.
+              * @example
+              *
+              * _.times(2, _.stubTrue);
+              * // => [true, true]
+              */
 
-               if (top && (token = this.tokenizer.paragraph(src))) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // text
 
+             function stubTrue() {
+               return true;
+             }
+             /**
+              * Invokes the iteratee `n` times, returning an array of the results of
+              * each invocation. The iteratee is invoked with one argument; (index).
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Util
+              * @param {number} n The number of times to invoke `iteratee`.
+              * @param {Function} [iteratee=_.identity] The function invoked per iteration.
+              * @returns {Array} Returns the array of results.
+              * @example
+              *
+              * _.times(3, String);
+              * // => ['0', '1', '2']
+              *
+              *  _.times(4, _.constant(0));
+              * // => [0, 0, 0, 0]
+              */
 
-               if (token = this.tokenizer.text(src, tokens)) {
-                 src = src.substring(token.raw.length);
 
-                 if (token.type) {
-                   tokens.push(token);
-                 } else {
-                   lastToken = tokens[tokens.length - 1];
-                   lastToken.raw += '\n' + token.raw;
-                   lastToken.text += '\n' + token.text;
-                 }
+             function times(n, iteratee) {
+               n = toInteger(n);
 
-                 continue;
+               if (n < 1 || n > MAX_SAFE_INTEGER) {
+                 return [];
                }
 
-               if (src) {
-                 var errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0);
+               var index = MAX_ARRAY_LENGTH,
+                   length = nativeMin(n, MAX_ARRAY_LENGTH);
+               iteratee = getIteratee(iteratee);
+               n -= MAX_ARRAY_LENGTH;
+               var result = baseTimes(length, iteratee);
 
-                 if (this.options.silent) {
-                   console.error(errMsg);
-                   break;
-                 } else {
-                   throw new Error(errMsg);
-                 }
+               while (++index < n) {
+                 iteratee(index);
                }
-             }
 
-             return tokens;
-           }
-         }, {
-           key: "inline",
-           value: function inline(tokens) {
-             var i, j, k, l2, row, token;
-             var l = tokens.length;
+               return result;
+             }
+             /**
+              * Converts `value` to a property path array.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Util
+              * @param {*} value The value to convert.
+              * @returns {Array} Returns the new property path array.
+              * @example
+              *
+              * _.toPath('a.b.c');
+              * // => ['a', 'b', 'c']
+              *
+              * _.toPath('a[0].b.c');
+              * // => ['a', '0', 'b', 'c']
+              */
 
-             for (i = 0; i < l; i++) {
-               token = tokens[i];
 
-               switch (token.type) {
-                 case 'paragraph':
-                 case 'text':
-                 case 'heading':
-                   {
-                     token.tokens = [];
-                     this.inlineTokens(token.text, token.tokens);
-                     break;
-                   }
+             function toPath(value) {
+               if (isArray(value)) {
+                 return arrayMap(value, toKey);
+               }
 
-                 case 'table':
-                   {
-                     token.tokens = {
-                       header: [],
-                       cells: []
-                     }; // header
+               return isSymbol(value) ? [value] : copyArray(stringToPath(toString(value)));
+             }
+             /**
+              * Generates a unique ID. If `prefix` is given, the ID is appended to it.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Util
+              * @param {string} [prefix=''] The value to prefix the ID with.
+              * @returns {string} Returns the unique ID.
+              * @example
+              *
+              * _.uniqueId('contact_');
+              * // => 'contact_104'
+              *
+              * _.uniqueId();
+              * // => '105'
+              */
 
-                     l2 = token.header.length;
 
-                     for (j = 0; j < l2; j++) {
-                       token.tokens.header[j] = [];
-                       this.inlineTokens(token.header[j], token.tokens.header[j]);
-                     } // cells
+             function uniqueId(prefix) {
+               var id = ++idCounter;
+               return toString(prefix) + id;
+             }
+             /*------------------------------------------------------------------------*/
 
+             /**
+              * Adds two numbers.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.4.0
+              * @category Math
+              * @param {number} augend The first number in an addition.
+              * @param {number} addend The second number in an addition.
+              * @returns {number} Returns the total.
+              * @example
+              *
+              * _.add(6, 4);
+              * // => 10
+              */
 
-                     l2 = token.cells.length;
 
-                     for (j = 0; j < l2; j++) {
-                       row = token.cells[j];
-                       token.tokens.cells[j] = [];
+             var add = createMathOperation(function (augend, addend) {
+               return augend + addend;
+             }, 0);
+             /**
+              * Computes `number` rounded up to `precision`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.10.0
+              * @category Math
+              * @param {number} number The number to round up.
+              * @param {number} [precision=0] The precision to round up to.
+              * @returns {number} Returns the rounded up number.
+              * @example
+              *
+              * _.ceil(4.006);
+              * // => 5
+              *
+              * _.ceil(6.004, 2);
+              * // => 6.01
+              *
+              * _.ceil(6040, -2);
+              * // => 6100
+              */
 
-                       for (k = 0; k < row.length; k++) {
-                         token.tokens.cells[j][k] = [];
-                         this.inlineTokens(row[k], token.tokens.cells[j][k]);
-                       }
-                     }
+             var ceil = createRound('ceil');
+             /**
+              * Divide two numbers.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.7.0
+              * @category Math
+              * @param {number} dividend The first number in a division.
+              * @param {number} divisor The second number in a division.
+              * @returns {number} Returns the quotient.
+              * @example
+              *
+              * _.divide(6, 4);
+              * // => 1.5
+              */
 
-                     break;
-                   }
+             var divide = createMathOperation(function (dividend, divisor) {
+               return dividend / divisor;
+             }, 1);
+             /**
+              * Computes `number` rounded down to `precision`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.10.0
+              * @category Math
+              * @param {number} number The number to round down.
+              * @param {number} [precision=0] The precision to round down to.
+              * @returns {number} Returns the rounded down number.
+              * @example
+              *
+              * _.floor(4.006);
+              * // => 4
+              *
+              * _.floor(0.046, 2);
+              * // => 0.04
+              *
+              * _.floor(4060, -2);
+              * // => 4000
+              */
 
-                 case 'blockquote':
-                   {
-                     this.inline(token.tokens);
-                     break;
-                   }
+             var floor = createRound('floor');
+             /**
+              * Computes the maximum value of `array`. If `array` is empty or falsey,
+              * `undefined` is returned.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Math
+              * @param {Array} array The array to iterate over.
+              * @returns {*} Returns the maximum value.
+              * @example
+              *
+              * _.max([4, 2, 8, 6]);
+              * // => 8
+              *
+              * _.max([]);
+              * // => undefined
+              */
 
-                 case 'list':
-                   {
-                     l2 = token.items.length;
+             function max(array) {
+               return array && array.length ? baseExtremum(array, identity, baseGt) : undefined$1;
+             }
+             /**
+              * This method is like `_.max` except that it accepts `iteratee` which is
+              * invoked for each element in `array` to generate the criterion by which
+              * the value is ranked. The iteratee is invoked with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Math
+              * @param {Array} array The array to iterate over.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {*} Returns the maximum value.
+              * @example
+              *
+              * var objects = [{ 'n': 1 }, { 'n': 2 }];
+              *
+              * _.maxBy(objects, function(o) { return o.n; });
+              * // => { 'n': 2 }
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.maxBy(objects, 'n');
+              * // => { 'n': 2 }
+              */
 
-                     for (j = 0; j < l2; j++) {
-                       this.inline(token.items[j].tokens);
-                     }
 
-                     break;
-                   }
-               }
+             function maxBy(array, iteratee) {
+               return array && array.length ? baseExtremum(array, getIteratee(iteratee, 2), baseGt) : undefined$1;
              }
+             /**
+              * Computes the mean of the values in `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Math
+              * @param {Array} array The array to iterate over.
+              * @returns {number} Returns the mean.
+              * @example
+              *
+              * _.mean([4, 2, 8, 6]);
+              * // => 5
+              */
 
-             return tokens;
-           }
-           /**
-            * Lexing/Compiling
-            */
-
-         }, {
-           key: "inlineTokens",
-           value: function inlineTokens(src) {
-             var tokens = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
-             var inLink = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
-             var inRawBlock = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
-             var token; // String with links masked to avoid interference with em and strong
 
-             var maskedSrc = src;
-             var match;
-             var keepPrevChar, prevChar; // Mask out reflinks
+             function mean(array) {
+               return baseMean(array, identity);
+             }
+             /**
+              * This method is like `_.mean` except that it accepts `iteratee` which is
+              * invoked for each element in `array` to generate the value to be averaged.
+              * The iteratee is invoked with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.7.0
+              * @category Math
+              * @param {Array} array The array to iterate over.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {number} Returns the mean.
+              * @example
+              *
+              * var objects = [{ 'n': 4 }, { 'n': 2 }, { 'n': 8 }, { 'n': 6 }];
+              *
+              * _.meanBy(objects, function(o) { return o.n; });
+              * // => 5
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.meanBy(objects, 'n');
+              * // => 5
+              */
 
-             if (this.tokens.links) {
-               var links = Object.keys(this.tokens.links);
 
-               if (links.length > 0) {
-                 while ((match = this.tokenizer.rules.inline.reflinkSearch.exec(maskedSrc)) != null) {
-                   if (links.includes(match[0].slice(match[0].lastIndexOf('[') + 1, -1))) {
-                     maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString$1('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex);
-                   }
-                 }
-               }
-             } // Mask out other blocks
+             function meanBy(array, iteratee) {
+               return baseMean(array, getIteratee(iteratee, 2));
+             }
+             /**
+              * Computes the minimum value of `array`. If `array` is empty or falsey,
+              * `undefined` is returned.
+              *
+              * @static
+              * @since 0.1.0
+              * @memberOf _
+              * @category Math
+              * @param {Array} array The array to iterate over.
+              * @returns {*} Returns the minimum value.
+              * @example
+              *
+              * _.min([4, 2, 8, 6]);
+              * // => 2
+              *
+              * _.min([]);
+              * // => undefined
+              */
 
 
-             while ((match = this.tokenizer.rules.inline.blockSkip.exec(maskedSrc)) != null) {
-               maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString$1('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);
+             function min(array) {
+               return array && array.length ? baseExtremum(array, identity, baseLt) : undefined$1;
              }
+             /**
+              * This method is like `_.min` except that it accepts `iteratee` which is
+              * invoked for each element in `array` to generate the criterion by which
+              * the value is ranked. The iteratee is invoked with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Math
+              * @param {Array} array The array to iterate over.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {*} Returns the minimum value.
+              * @example
+              *
+              * var objects = [{ 'n': 1 }, { 'n': 2 }];
+              *
+              * _.minBy(objects, function(o) { return o.n; });
+              * // => { 'n': 1 }
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.minBy(objects, 'n');
+              * // => { 'n': 1 }
+              */
 
-             while (src) {
-               if (!keepPrevChar) {
-                 prevChar = '';
-               }
 
-               keepPrevChar = false; // escape
+             function minBy(array, iteratee) {
+               return array && array.length ? baseExtremum(array, getIteratee(iteratee, 2), baseLt) : undefined$1;
+             }
+             /**
+              * Multiply two numbers.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.7.0
+              * @category Math
+              * @param {number} multiplier The first number in a multiplication.
+              * @param {number} multiplicand The second number in a multiplication.
+              * @returns {number} Returns the product.
+              * @example
+              *
+              * _.multiply(6, 4);
+              * // => 24
+              */
 
-               if (token = this.tokenizer.escape(src)) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // tag
 
+             var multiply = createMathOperation(function (multiplier, multiplicand) {
+               return multiplier * multiplicand;
+             }, 1);
+             /**
+              * Computes `number` rounded to `precision`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.10.0
+              * @category Math
+              * @param {number} number The number to round.
+              * @param {number} [precision=0] The precision to round to.
+              * @returns {number} Returns the rounded number.
+              * @example
+              *
+              * _.round(4.006);
+              * // => 4
+              *
+              * _.round(4.006, 2);
+              * // => 4.01
+              *
+              * _.round(4060, -2);
+              * // => 4100
+              */
 
-               if (token = this.tokenizer.tag(src, inLink, inRawBlock)) {
-                 src = src.substring(token.raw.length);
-                 inLink = token.inLink;
-                 inRawBlock = token.inRawBlock;
-                 tokens.push(token);
-                 continue;
-               } // link
+             var round = createRound('round');
+             /**
+              * Subtract two numbers.
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Math
+              * @param {number} minuend The first number in a subtraction.
+              * @param {number} subtrahend The second number in a subtraction.
+              * @returns {number} Returns the difference.
+              * @example
+              *
+              * _.subtract(6, 4);
+              * // => 2
+              */
 
+             var subtract = createMathOperation(function (minuend, subtrahend) {
+               return minuend - subtrahend;
+             }, 0);
+             /**
+              * Computes the sum of the values in `array`.
+              *
+              * @static
+              * @memberOf _
+              * @since 3.4.0
+              * @category Math
+              * @param {Array} array The array to iterate over.
+              * @returns {number} Returns the sum.
+              * @example
+              *
+              * _.sum([4, 2, 8, 6]);
+              * // => 20
+              */
 
-               if (token = this.tokenizer.link(src)) {
-                 src = src.substring(token.raw.length);
+             function sum(array) {
+               return array && array.length ? baseSum(array, identity) : 0;
+             }
+             /**
+              * This method is like `_.sum` except that it accepts `iteratee` which is
+              * invoked for each element in `array` to generate the value to be summed.
+              * The iteratee is invoked with one argument: (value).
+              *
+              * @static
+              * @memberOf _
+              * @since 4.0.0
+              * @category Math
+              * @param {Array} array The array to iterate over.
+              * @param {Function} [iteratee=_.identity] The iteratee invoked per element.
+              * @returns {number} Returns the sum.
+              * @example
+              *
+              * var objects = [{ 'n': 4 }, { 'n': 2 }, { 'n': 8 }, { 'n': 6 }];
+              *
+              * _.sumBy(objects, function(o) { return o.n; });
+              * // => 20
+              *
+              * // The `_.property` iteratee shorthand.
+              * _.sumBy(objects, 'n');
+              * // => 20
+              */
 
-                 if (token.type === 'link') {
-                   token.tokens = this.inlineTokens(token.text, [], true, inRawBlock);
+
+             function sumBy(array, iteratee) {
+               return array && array.length ? baseSum(array, getIteratee(iteratee, 2)) : 0;
+             }
+             /*------------------------------------------------------------------------*/
+             // Add methods that return wrapped values in chain sequences.
+
+
+             lodash.after = after;
+             lodash.ary = ary;
+             lodash.assign = assign;
+             lodash.assignIn = assignIn;
+             lodash.assignInWith = assignInWith;
+             lodash.assignWith = assignWith;
+             lodash.at = at;
+             lodash.before = before;
+             lodash.bind = bind;
+             lodash.bindAll = bindAll;
+             lodash.bindKey = bindKey;
+             lodash.castArray = castArray;
+             lodash.chain = chain;
+             lodash.chunk = chunk;
+             lodash.compact = compact;
+             lodash.concat = concat;
+             lodash.cond = cond;
+             lodash.conforms = conforms;
+             lodash.constant = constant;
+             lodash.countBy = countBy;
+             lodash.create = create;
+             lodash.curry = curry;
+             lodash.curryRight = curryRight;
+             lodash.debounce = debounce;
+             lodash.defaults = defaults;
+             lodash.defaultsDeep = defaultsDeep;
+             lodash.defer = defer;
+             lodash.delay = delay;
+             lodash.difference = difference;
+             lodash.differenceBy = differenceBy;
+             lodash.differenceWith = differenceWith;
+             lodash.drop = drop;
+             lodash.dropRight = dropRight;
+             lodash.dropRightWhile = dropRightWhile;
+             lodash.dropWhile = dropWhile;
+             lodash.fill = fill;
+             lodash.filter = filter;
+             lodash.flatMap = flatMap;
+             lodash.flatMapDeep = flatMapDeep;
+             lodash.flatMapDepth = flatMapDepth;
+             lodash.flatten = flatten;
+             lodash.flattenDeep = flattenDeep;
+             lodash.flattenDepth = flattenDepth;
+             lodash.flip = flip;
+             lodash.flow = flow;
+             lodash.flowRight = flowRight;
+             lodash.fromPairs = fromPairs;
+             lodash.functions = functions;
+             lodash.functionsIn = functionsIn;
+             lodash.groupBy = groupBy;
+             lodash.initial = initial;
+             lodash.intersection = intersection;
+             lodash.intersectionBy = intersectionBy;
+             lodash.intersectionWith = intersectionWith;
+             lodash.invert = invert;
+             lodash.invertBy = invertBy;
+             lodash.invokeMap = invokeMap;
+             lodash.iteratee = iteratee;
+             lodash.keyBy = keyBy;
+             lodash.keys = keys;
+             lodash.keysIn = keysIn;
+             lodash.map = map;
+             lodash.mapKeys = mapKeys;
+             lodash.mapValues = mapValues;
+             lodash.matches = matches;
+             lodash.matchesProperty = matchesProperty;
+             lodash.memoize = memoize;
+             lodash.merge = merge;
+             lodash.mergeWith = mergeWith;
+             lodash.method = method;
+             lodash.methodOf = methodOf;
+             lodash.mixin = mixin;
+             lodash.negate = negate;
+             lodash.nthArg = nthArg;
+             lodash.omit = omit;
+             lodash.omitBy = omitBy;
+             lodash.once = once;
+             lodash.orderBy = orderBy;
+             lodash.over = over;
+             lodash.overArgs = overArgs;
+             lodash.overEvery = overEvery;
+             lodash.overSome = overSome;
+             lodash.partial = partial;
+             lodash.partialRight = partialRight;
+             lodash.partition = partition;
+             lodash.pick = pick;
+             lodash.pickBy = pickBy;
+             lodash.property = property;
+             lodash.propertyOf = propertyOf;
+             lodash.pull = pull;
+             lodash.pullAll = pullAll;
+             lodash.pullAllBy = pullAllBy;
+             lodash.pullAllWith = pullAllWith;
+             lodash.pullAt = pullAt;
+             lodash.range = range;
+             lodash.rangeRight = rangeRight;
+             lodash.rearg = rearg;
+             lodash.reject = reject;
+             lodash.remove = remove;
+             lodash.rest = rest;
+             lodash.reverse = reverse;
+             lodash.sampleSize = sampleSize;
+             lodash.set = set;
+             lodash.setWith = setWith;
+             lodash.shuffle = shuffle;
+             lodash.slice = slice;
+             lodash.sortBy = sortBy;
+             lodash.sortedUniq = sortedUniq;
+             lodash.sortedUniqBy = sortedUniqBy;
+             lodash.split = split;
+             lodash.spread = spread;
+             lodash.tail = tail;
+             lodash.take = take;
+             lodash.takeRight = takeRight;
+             lodash.takeRightWhile = takeRightWhile;
+             lodash.takeWhile = takeWhile;
+             lodash.tap = tap;
+             lodash.throttle = throttle;
+             lodash.thru = thru;
+             lodash.toArray = toArray;
+             lodash.toPairs = toPairs;
+             lodash.toPairsIn = toPairsIn;
+             lodash.toPath = toPath;
+             lodash.toPlainObject = toPlainObject;
+             lodash.transform = transform;
+             lodash.unary = unary;
+             lodash.union = union;
+             lodash.unionBy = unionBy;
+             lodash.unionWith = unionWith;
+             lodash.uniq = uniq;
+             lodash.uniqBy = uniqBy;
+             lodash.uniqWith = uniqWith;
+             lodash.unset = unset;
+             lodash.unzip = unzip;
+             lodash.unzipWith = unzipWith;
+             lodash.update = update;
+             lodash.updateWith = updateWith;
+             lodash.values = values;
+             lodash.valuesIn = valuesIn;
+             lodash.without = without;
+             lodash.words = words;
+             lodash.wrap = wrap;
+             lodash.xor = xor;
+             lodash.xorBy = xorBy;
+             lodash.xorWith = xorWith;
+             lodash.zip = zip;
+             lodash.zipObject = zipObject;
+             lodash.zipObjectDeep = zipObjectDeep;
+             lodash.zipWith = zipWith; // Add aliases.
+
+             lodash.entries = toPairs;
+             lodash.entriesIn = toPairsIn;
+             lodash.extend = assignIn;
+             lodash.extendWith = assignInWith; // Add methods to `lodash.prototype`.
+
+             mixin(lodash, lodash);
+             /*------------------------------------------------------------------------*/
+             // Add methods that return unwrapped values in chain sequences.
+
+             lodash.add = add;
+             lodash.attempt = attempt;
+             lodash.camelCase = camelCase;
+             lodash.capitalize = capitalize;
+             lodash.ceil = ceil;
+             lodash.clamp = clamp;
+             lodash.clone = clone;
+             lodash.cloneDeep = cloneDeep;
+             lodash.cloneDeepWith = cloneDeepWith;
+             lodash.cloneWith = cloneWith;
+             lodash.conformsTo = conformsTo;
+             lodash.deburr = deburr;
+             lodash.defaultTo = defaultTo;
+             lodash.divide = divide;
+             lodash.endsWith = endsWith;
+             lodash.eq = eq;
+             lodash.escape = escape;
+             lodash.escapeRegExp = escapeRegExp;
+             lodash.every = every;
+             lodash.find = find;
+             lodash.findIndex = findIndex;
+             lodash.findKey = findKey;
+             lodash.findLast = findLast;
+             lodash.findLastIndex = findLastIndex;
+             lodash.findLastKey = findLastKey;
+             lodash.floor = floor;
+             lodash.forEach = forEach;
+             lodash.forEachRight = forEachRight;
+             lodash.forIn = forIn;
+             lodash.forInRight = forInRight;
+             lodash.forOwn = forOwn;
+             lodash.forOwnRight = forOwnRight;
+             lodash.get = get;
+             lodash.gt = gt;
+             lodash.gte = gte;
+             lodash.has = has;
+             lodash.hasIn = hasIn;
+             lodash.head = head;
+             lodash.identity = identity;
+             lodash.includes = includes;
+             lodash.indexOf = indexOf;
+             lodash.inRange = inRange;
+             lodash.invoke = invoke;
+             lodash.isArguments = isArguments;
+             lodash.isArray = isArray;
+             lodash.isArrayBuffer = isArrayBuffer;
+             lodash.isArrayLike = isArrayLike;
+             lodash.isArrayLikeObject = isArrayLikeObject;
+             lodash.isBoolean = isBoolean;
+             lodash.isBuffer = isBuffer;
+             lodash.isDate = isDate;
+             lodash.isElement = isElement;
+             lodash.isEmpty = isEmpty;
+             lodash.isEqual = isEqual;
+             lodash.isEqualWith = isEqualWith;
+             lodash.isError = isError;
+             lodash.isFinite = isFinite;
+             lodash.isFunction = isFunction;
+             lodash.isInteger = isInteger;
+             lodash.isLength = isLength;
+             lodash.isMap = isMap;
+             lodash.isMatch = isMatch;
+             lodash.isMatchWith = isMatchWith;
+             lodash.isNaN = isNaN;
+             lodash.isNative = isNative;
+             lodash.isNil = isNil;
+             lodash.isNull = isNull;
+             lodash.isNumber = isNumber;
+             lodash.isObject = isObject;
+             lodash.isObjectLike = isObjectLike;
+             lodash.isPlainObject = isPlainObject;
+             lodash.isRegExp = isRegExp;
+             lodash.isSafeInteger = isSafeInteger;
+             lodash.isSet = isSet;
+             lodash.isString = isString;
+             lodash.isSymbol = isSymbol;
+             lodash.isTypedArray = isTypedArray;
+             lodash.isUndefined = isUndefined;
+             lodash.isWeakMap = isWeakMap;
+             lodash.isWeakSet = isWeakSet;
+             lodash.join = join;
+             lodash.kebabCase = kebabCase;
+             lodash.last = last;
+             lodash.lastIndexOf = lastIndexOf;
+             lodash.lowerCase = lowerCase;
+             lodash.lowerFirst = lowerFirst;
+             lodash.lt = lt;
+             lodash.lte = lte;
+             lodash.max = max;
+             lodash.maxBy = maxBy;
+             lodash.mean = mean;
+             lodash.meanBy = meanBy;
+             lodash.min = min;
+             lodash.minBy = minBy;
+             lodash.stubArray = stubArray;
+             lodash.stubFalse = stubFalse;
+             lodash.stubObject = stubObject;
+             lodash.stubString = stubString;
+             lodash.stubTrue = stubTrue;
+             lodash.multiply = multiply;
+             lodash.nth = nth;
+             lodash.noConflict = noConflict;
+             lodash.noop = noop;
+             lodash.now = now;
+             lodash.pad = pad;
+             lodash.padEnd = padEnd;
+             lodash.padStart = padStart;
+             lodash.parseInt = parseInt;
+             lodash.random = random;
+             lodash.reduce = reduce;
+             lodash.reduceRight = reduceRight;
+             lodash.repeat = repeat;
+             lodash.replace = replace;
+             lodash.result = result;
+             lodash.round = round;
+             lodash.runInContext = runInContext;
+             lodash.sample = sample;
+             lodash.size = size;
+             lodash.snakeCase = snakeCase;
+             lodash.some = some;
+             lodash.sortedIndex = sortedIndex;
+             lodash.sortedIndexBy = sortedIndexBy;
+             lodash.sortedIndexOf = sortedIndexOf;
+             lodash.sortedLastIndex = sortedLastIndex;
+             lodash.sortedLastIndexBy = sortedLastIndexBy;
+             lodash.sortedLastIndexOf = sortedLastIndexOf;
+             lodash.startCase = startCase;
+             lodash.startsWith = startsWith;
+             lodash.subtract = subtract;
+             lodash.sum = sum;
+             lodash.sumBy = sumBy;
+             lodash.template = template;
+             lodash.times = times;
+             lodash.toFinite = toFinite;
+             lodash.toInteger = toInteger;
+             lodash.toLength = toLength;
+             lodash.toLower = toLower;
+             lodash.toNumber = toNumber;
+             lodash.toSafeInteger = toSafeInteger;
+             lodash.toString = toString;
+             lodash.toUpper = toUpper;
+             lodash.trim = trim;
+             lodash.trimEnd = trimEnd;
+             lodash.trimStart = trimStart;
+             lodash.truncate = truncate;
+             lodash.unescape = unescape;
+             lodash.uniqueId = uniqueId;
+             lodash.upperCase = upperCase;
+             lodash.upperFirst = upperFirst; // Add aliases.
+
+             lodash.each = forEach;
+             lodash.eachRight = forEachRight;
+             lodash.first = head;
+             mixin(lodash, function () {
+               var source = {};
+               baseForOwn(lodash, function (func, methodName) {
+                 if (!hasOwnProperty.call(lodash.prototype, methodName)) {
+                   source[methodName] = func;
                  }
+               });
+               return source;
+             }(), {
+               'chain': false
+             });
+             /*------------------------------------------------------------------------*/
 
-                 tokens.push(token);
-                 continue;
-               } // reflink, nolink
+             /**
+              * The semantic version number.
+              *
+              * @static
+              * @memberOf _
+              * @type {string}
+              */
 
+             lodash.VERSION = VERSION; // Assign default placeholders.
 
-               if (token = this.tokenizer.reflink(src, this.tokens.links)) {
-                 src = src.substring(token.raw.length);
+             arrayEach(['bind', 'bindKey', 'curry', 'curryRight', 'partial', 'partialRight'], function (methodName) {
+               lodash[methodName].placeholder = lodash;
+             }); // Add `LazyWrapper` methods for `_.drop` and `_.take` variants.
 
-                 if (token.type === 'link') {
-                   token.tokens = this.inlineTokens(token.text, [], true, inRawBlock);
+             arrayEach(['drop', 'take'], function (methodName, index) {
+               LazyWrapper.prototype[methodName] = function (n) {
+                 n = n === undefined$1 ? 1 : nativeMax(toInteger(n), 0);
+                 var result = this.__filtered__ && !index ? new LazyWrapper(this) : this.clone();
+
+                 if (result.__filtered__) {
+                   result.__takeCount__ = nativeMin(n, result.__takeCount__);
+                 } else {
+                   result.__views__.push({
+                     'size': nativeMin(n, MAX_ARRAY_LENGTH),
+                     'type': methodName + (result.__dir__ < 0 ? 'Right' : '')
+                   });
                  }
 
-                 tokens.push(token);
-                 continue;
-               } // strong
+                 return result;
+               };
 
+               LazyWrapper.prototype[methodName + 'Right'] = function (n) {
+                 return this.reverse()[methodName](n).reverse();
+               };
+             }); // Add `LazyWrapper` methods that accept an `iteratee` value.
 
-               if (token = this.tokenizer.strong(src, maskedSrc, prevChar)) {
-                 src = src.substring(token.raw.length);
-                 token.tokens = this.inlineTokens(token.text, [], inLink, inRawBlock);
-                 tokens.push(token);
-                 continue;
-               } // em
+             arrayEach(['filter', 'map', 'takeWhile'], function (methodName, index) {
+               var type = index + 1,
+                   isFilter = type == LAZY_FILTER_FLAG || type == LAZY_WHILE_FLAG;
 
+               LazyWrapper.prototype[methodName] = function (iteratee) {
+                 var result = this.clone();
 
-               if (token = this.tokenizer.em(src, maskedSrc, prevChar)) {
-                 src = src.substring(token.raw.length);
-                 token.tokens = this.inlineTokens(token.text, [], inLink, inRawBlock);
-                 tokens.push(token);
-                 continue;
-               } // code
+                 result.__iteratees__.push({
+                   'iteratee': getIteratee(iteratee, 3),
+                   'type': type
+                 });
 
+                 result.__filtered__ = result.__filtered__ || isFilter;
+                 return result;
+               };
+             }); // Add `LazyWrapper` methods for `_.head` and `_.last`.
 
-               if (token = this.tokenizer.codespan(src)) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // br
+             arrayEach(['head', 'last'], function (methodName, index) {
+               var takeName = 'take' + (index ? 'Right' : '');
 
+               LazyWrapper.prototype[methodName] = function () {
+                 return this[takeName](1).value()[0];
+               };
+             }); // Add `LazyWrapper` methods for `_.initial` and `_.tail`.
 
-               if (token = this.tokenizer.br(src)) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // del (gfm)
+             arrayEach(['initial', 'tail'], function (methodName, index) {
+               var dropName = 'drop' + (index ? '' : 'Right');
 
+               LazyWrapper.prototype[methodName] = function () {
+                 return this.__filtered__ ? new LazyWrapper(this) : this[dropName](1);
+               };
+             });
 
-               if (token = this.tokenizer.del(src)) {
-                 src = src.substring(token.raw.length);
-                 token.tokens = this.inlineTokens(token.text, [], inLink, inRawBlock);
-                 tokens.push(token);
-                 continue;
-               } // autolink
+             LazyWrapper.prototype.compact = function () {
+               return this.filter(identity);
+             };
 
+             LazyWrapper.prototype.find = function (predicate) {
+               return this.filter(predicate).head();
+             };
 
-               if (token = this.tokenizer.autolink(src, mangle)) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // url (gfm)
+             LazyWrapper.prototype.findLast = function (predicate) {
+               return this.reverse().find(predicate);
+             };
 
+             LazyWrapper.prototype.invokeMap = baseRest(function (path, args) {
+               if (typeof path == 'function') {
+                 return new LazyWrapper(this);
+               }
 
-               if (!inLink && (token = this.tokenizer.url(src, mangle))) {
-                 src = src.substring(token.raw.length);
-                 tokens.push(token);
-                 continue;
-               } // text
+               return this.map(function (value) {
+                 return baseInvoke(value, path, args);
+               });
+             });
 
+             LazyWrapper.prototype.reject = function (predicate) {
+               return this.filter(negate(getIteratee(predicate)));
+             };
 
-               if (token = this.tokenizer.inlineText(src, inRawBlock, smartypants)) {
-                 src = src.substring(token.raw.length);
-                 prevChar = token.raw.slice(-1);
-                 keepPrevChar = true;
-                 tokens.push(token);
-                 continue;
+             LazyWrapper.prototype.slice = function (start, end) {
+               start = toInteger(start);
+               var result = this;
+
+               if (result.__filtered__ && (start > 0 || end < 0)) {
+                 return new LazyWrapper(result);
                }
 
-               if (src) {
-                 var errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0);
+               if (start < 0) {
+                 result = result.takeRight(-start);
+               } else if (start) {
+                 result = result.drop(start);
+               }
 
-                 if (this.options.silent) {
-                   console.error(errMsg);
-                   break;
-                 } else {
-                   throw new Error(errMsg);
-                 }
+               if (end !== undefined$1) {
+                 end = toInteger(end);
+                 result = end < 0 ? result.dropRight(-end) : result.take(end - start);
                }
-             }
 
-             return tokens;
-           }
-         }], [{
-           key: "rules",
-           get: function get() {
-             return {
-               block: block$1,
-               inline: inline$1
+               return result;
              };
-           }
-           /**
-            * Static Lex Method
-            */
-
-         }, {
-           key: "lex",
-           value: function lex(src, options) {
-             var lexer = new Lexer(options);
-             return lexer.lex(src);
-           }
-           /**
-            * Static Lex Inline Method
-            */
-
-         }, {
-           key: "lexInline",
-           value: function lexInline(src, options) {
-             var lexer = new Lexer(options);
-             return lexer.inlineTokens(src);
-           }
-         }]);
-
-         return Lexer;
-       }();
-
-       var defaults$3 = defaults.defaults;
-       var cleanUrl$1 = helpers.cleanUrl,
-           escape$2 = helpers.escape;
-       /**
-        * Renderer
-        */
 
-       var Renderer_1 = /*#__PURE__*/function () {
-         function Renderer(options) {
-           _classCallCheck(this, Renderer);
+             LazyWrapper.prototype.takeRightWhile = function (predicate) {
+               return this.reverse().takeWhile(predicate).reverse();
+             };
 
-           this.options = options || defaults$3;
-         }
+             LazyWrapper.prototype.toArray = function () {
+               return this.take(MAX_ARRAY_LENGTH);
+             }; // Add `LazyWrapper` methods to `lodash.prototype`.
 
-         _createClass(Renderer, [{
-           key: "code",
-           value: function code(_code, infostring, escaped) {
-             var lang = (infostring || '').match(/\S*/)[0];
 
-             if (this.options.highlight) {
-               var out = this.options.highlight(_code, lang);
+             baseForOwn(LazyWrapper.prototype, function (func, methodName) {
+               var checkIteratee = /^(?:filter|find|map|reject)|While$/.test(methodName),
+                   isTaker = /^(?:head|last)$/.test(methodName),
+                   lodashFunc = lodash[isTaker ? 'take' + (methodName == 'last' ? 'Right' : '') : methodName],
+                   retUnwrapped = isTaker || /^find/.test(methodName);
 
-               if (out != null && out !== _code) {
-                 escaped = true;
-                 _code = out;
+               if (!lodashFunc) {
+                 return;
                }
-             }
-
-             _code = _code.replace(/\n$/, '') + '\n';
-
-             if (!lang) {
-               return '<pre><code>' + (escaped ? _code : escape$2(_code, true)) + '</code></pre>\n';
-             }
 
-             return '<pre><code class="' + this.options.langPrefix + escape$2(lang, true) + '">' + (escaped ? _code : escape$2(_code, true)) + '</code></pre>\n';
-           }
-         }, {
-           key: "blockquote",
-           value: function blockquote(quote) {
-             return '<blockquote>\n' + quote + '</blockquote>\n';
-           }
-         }, {
-           key: "html",
-           value: function html(_html) {
-             return _html;
-           }
-         }, {
-           key: "heading",
-           value: function heading(text, level, raw, slugger) {
-             if (this.options.headerIds) {
-               return '<h' + level + ' id="' + this.options.headerPrefix + slugger.slug(raw) + '">' + text + '</h' + level + '>\n';
-             } // ignore IDs
+               lodash.prototype[methodName] = function () {
+                 var value = this.__wrapped__,
+                     args = isTaker ? [1] : arguments,
+                     isLazy = value instanceof LazyWrapper,
+                     iteratee = args[0],
+                     useLazy = isLazy || isArray(value);
 
+                 var interceptor = function interceptor(value) {
+                   var result = lodashFunc.apply(lodash, arrayPush([value], args));
+                   return isTaker && chainAll ? result[0] : result;
+                 };
 
-             return '<h' + level + '>' + text + '</h' + level + '>\n';
-           }
-         }, {
-           key: "hr",
-           value: function hr() {
-             return this.options.xhtml ? '<hr/>\n' : '<hr>\n';
-           }
-         }, {
-           key: "list",
-           value: function list(body, ordered, start) {
-             var type = ordered ? 'ol' : 'ul',
-                 startatt = ordered && start !== 1 ? ' start="' + start + '"' : '';
-             return '<' + type + startatt + '>\n' + body + '</' + type + '>\n';
-           }
-         }, {
-           key: "listitem",
-           value: function listitem(text) {
-             return '<li>' + text + '</li>\n';
-           }
-         }, {
-           key: "checkbox",
-           value: function checkbox(checked) {
-             return '<input ' + (checked ? 'checked="" ' : '') + 'disabled="" type="checkbox"' + (this.options.xhtml ? ' /' : '') + '> ';
-           }
-         }, {
-           key: "paragraph",
-           value: function paragraph(text) {
-             return '<p>' + text + '</p>\n';
-           }
-         }, {
-           key: "table",
-           value: function table(header, body) {
-             if (body) body = '<tbody>' + body + '</tbody>';
-             return '<table>\n' + '<thead>\n' + header + '</thead>\n' + body + '</table>\n';
-           }
-         }, {
-           key: "tablerow",
-           value: function tablerow(content) {
-             return '<tr>\n' + content + '</tr>\n';
-           }
-         }, {
-           key: "tablecell",
-           value: function tablecell(content, flags) {
-             var type = flags.header ? 'th' : 'td';
-             var tag = flags.align ? '<' + type + ' align="' + flags.align + '">' : '<' + type + '>';
-             return tag + content + '</' + type + '>\n';
-           } // span level renderer
-
-         }, {
-           key: "strong",
-           value: function strong(text) {
-             return '<strong>' + text + '</strong>';
-           }
-         }, {
-           key: "em",
-           value: function em(text) {
-             return '<em>' + text + '</em>';
-           }
-         }, {
-           key: "codespan",
-           value: function codespan(text) {
-             return '<code>' + text + '</code>';
-           }
-         }, {
-           key: "br",
-           value: function br() {
-             return this.options.xhtml ? '<br/>' : '<br>';
-           }
-         }, {
-           key: "del",
-           value: function del(text) {
-             return '<del>' + text + '</del>';
-           }
-         }, {
-           key: "link",
-           value: function link(href, title, text) {
-             href = cleanUrl$1(this.options.sanitize, this.options.baseUrl, href);
+                 if (useLazy && checkIteratee && typeof iteratee == 'function' && iteratee.length != 1) {
+                   // Avoid lazy use if the iteratee has a "length" value other than `1`.
+                   isLazy = useLazy = false;
+                 }
 
-             if (href === null) {
-               return text;
-             }
+                 var chainAll = this.__chain__,
+                     isHybrid = !!this.__actions__.length,
+                     isUnwrapped = retUnwrapped && !chainAll,
+                     onlyLazy = isLazy && !isHybrid;
 
-             var out = '<a href="' + escape$2(href) + '"';
+                 if (!retUnwrapped && useLazy) {
+                   value = onlyLazy ? value : new LazyWrapper(this);
+                   var result = func.apply(value, args);
 
-             if (title) {
-               out += ' title="' + title + '"';
-             }
+                   result.__actions__.push({
+                     'func': thru,
+                     'args': [interceptor],
+                     'thisArg': undefined$1
+                   });
 
-             out += '>' + text + '</a>';
-             return out;
-           }
-         }, {
-           key: "image",
-           value: function image(href, title, text) {
-             href = cleanUrl$1(this.options.sanitize, this.options.baseUrl, href);
+                   return new LodashWrapper(result, chainAll);
+                 }
 
-             if (href === null) {
-               return text;
-             }
+                 if (isUnwrapped && onlyLazy) {
+                   return func.apply(this, args);
+                 }
 
-             var out = '<img src="' + href + '" alt="' + text + '"';
+                 result = this.thru(interceptor);
+                 return isUnwrapped ? isTaker ? result.value()[0] : result.value() : result;
+               };
+             }); // Add `Array` methods to `lodash.prototype`.
 
-             if (title) {
-               out += ' title="' + title + '"';
+             arrayEach(['pop', 'push', 'shift', 'sort', 'splice', 'unshift'], function (methodName) {
+               var func = arrayProto[methodName],
+                   chainName = /^(?:push|sort|unshift)$/.test(methodName) ? 'tap' : 'thru',
+                   retUnwrapped = /^(?:pop|shift)$/.test(methodName);
+
+               lodash.prototype[methodName] = function () {
+                 var args = arguments;
+
+                 if (retUnwrapped && !this.__chain__) {
+                   var value = this.value();
+                   return func.apply(isArray(value) ? value : [], args);
+                 }
+
+                 return this[chainName](function (value) {
+                   return func.apply(isArray(value) ? value : [], args);
+                 });
+               };
+             }); // Map minified method names to their real names.
+
+             baseForOwn(LazyWrapper.prototype, function (func, methodName) {
+               var lodashFunc = lodash[methodName];
+
+               if (lodashFunc) {
+                 var key = lodashFunc.name + '';
+
+                 if (!hasOwnProperty.call(realNames, key)) {
+                   realNames[key] = [];
+                 }
+
+                 realNames[key].push({
+                   'name': methodName,
+                   'func': lodashFunc
+                 });
+               }
+             });
+             realNames[createHybrid(undefined$1, WRAP_BIND_KEY_FLAG).name] = [{
+               'name': 'wrapper',
+               'func': undefined$1
+             }]; // Add methods to `LazyWrapper`.
+
+             LazyWrapper.prototype.clone = lazyClone;
+             LazyWrapper.prototype.reverse = lazyReverse;
+             LazyWrapper.prototype.value = lazyValue; // Add chain sequence methods to the `lodash` wrapper.
+
+             lodash.prototype.at = wrapperAt;
+             lodash.prototype.chain = wrapperChain;
+             lodash.prototype.commit = wrapperCommit;
+             lodash.prototype.next = wrapperNext;
+             lodash.prototype.plant = wrapperPlant;
+             lodash.prototype.reverse = wrapperReverse;
+             lodash.prototype.toJSON = lodash.prototype.valueOf = lodash.prototype.value = wrapperValue; // Add lazy aliases.
+
+             lodash.prototype.first = lodash.prototype.head;
+
+             if (symIterator) {
+               lodash.prototype[symIterator] = wrapperToIterator;
              }
 
-             out += this.options.xhtml ? '/>' : '>';
-             return out;
-           }
-         }, {
-           key: "text",
-           value: function text(_text) {
-             return _text;
+             return lodash;
+           };
+           /*--------------------------------------------------------------------------*/
+           // Export lodash.
+
+
+           var _ = runInContext(); // Some AMD build optimizers, like r.js, check for condition patterns like:
+
+
+           if (freeModule) {
+             // Export for Node.js.
+             (freeModule.exports = _)._ = _; // Export for CommonJS support.
+
+             freeExports._ = _;
+           } else {
+             // Export to the global object.
+             root._ = _;
            }
-         }]);
+         }).call(commonjsGlobal);
+       })(lodash, lodash.exports);
 
-         return Renderer;
-       }();
+       function actionMergeRemoteChanges(id, localGraph, remoteGraph, discardTags, formatUser) {
+         discardTags = discardTags || {};
+         var _option = 'safe'; // 'safe', 'force_local', 'force_remote'
 
-       /**
-        * TextRenderer
-        * returns only the textual part of the token
-        */
-       var TextRenderer_1 = /*#__PURE__*/function () {
-         function TextRenderer() {
-           _classCallCheck(this, TextRenderer);
+         var _conflicts = [];
+
+         function user(d) {
+           return typeof formatUser === 'function' ? formatUser(d) : lodash.exports.escape(d);
          }
 
-         _createClass(TextRenderer, [{
-           key: "strong",
-           value: // no need for block level renderers
-           function strong(text) {
-             return text;
-           }
-         }, {
-           key: "em",
-           value: function em(text) {
-             return text;
-           }
-         }, {
-           key: "codespan",
-           value: function codespan(text) {
-             return text;
-           }
-         }, {
-           key: "del",
-           value: function del(text) {
-             return text;
-           }
-         }, {
-           key: "html",
-           value: function html(text) {
-             return text;
+         function mergeLocation(remote, target) {
+           function pointEqual(a, b) {
+             var epsilon = 1e-6;
+             return Math.abs(a[0] - b[0]) < epsilon && Math.abs(a[1] - b[1]) < epsilon;
            }
-         }, {
-           key: "text",
-           value: function text(_text) {
-             return _text;
+
+           if (_option === 'force_local' || pointEqual(target.loc, remote.loc)) {
+             return target;
            }
-         }, {
-           key: "link",
-           value: function link(href, title, text) {
-             return '' + text;
+
+           if (_option === 'force_remote') {
+             return target.update({
+               loc: remote.loc
+             });
            }
-         }, {
-           key: "image",
-           value: function image(href, title, text) {
-             return '' + text;
+
+           _conflicts.push(_t.html('merge_remote_changes.conflict.location', {
+             user: {
+               html: user(remote.user)
+             }
+           }));
+
+           return target;
+         }
+
+         function mergeNodes(base, remote, target) {
+           if (_option === 'force_local' || fastDeepEqual(target.nodes, remote.nodes)) {
+             return target;
            }
-         }, {
-           key: "br",
-           value: function br() {
-             return '';
+
+           if (_option === 'force_remote') {
+             return target.update({
+               nodes: remote.nodes
+             });
            }
-         }]);
 
-         return TextRenderer;
-       }();
+           var ccount = _conflicts.length;
+           var o = base.nodes || [];
+           var a = target.nodes || [];
+           var b = remote.nodes || [];
+           var nodes = [];
+           var hunks = diff3Merge(a, o, b, {
+             excludeFalseConflicts: true
+           });
 
-       /**
-        * Slugger generates header id
-        */
-       var Slugger_1 = /*#__PURE__*/function () {
-         function Slugger() {
-           _classCallCheck(this, Slugger);
+           for (var i = 0; i < hunks.length; i++) {
+             var hunk = hunks[i];
 
-           this.seen = {};
+             if (hunk.ok) {
+               nodes.push.apply(nodes, hunk.ok);
+             } else {
+               // for all conflicts, we can assume c.a !== c.b
+               // because `diff3Merge` called with `true` option to exclude false conflicts..
+               var c = hunk.conflict;
+
+               if (fastDeepEqual(c.o, c.a)) {
+                 // only changed remotely
+                 nodes.push.apply(nodes, c.b);
+               } else if (fastDeepEqual(c.o, c.b)) {
+                 // only changed locally
+                 nodes.push.apply(nodes, c.a);
+               } else {
+                 // changed both locally and remotely
+                 _conflicts.push(_t.html('merge_remote_changes.conflict.nodelist', {
+                   user: {
+                     html: user(remote.user)
+                   }
+                 }));
+
+                 break;
+               }
+             }
+           }
+
+           return _conflicts.length === ccount ? target.update({
+             nodes: nodes
+           }) : target;
          }
 
-         _createClass(Slugger, [{
-           key: "serialize",
-           value: function serialize(value) {
-             return value.toLowerCase().trim() // remove html tags
-             .replace(/<[!\/a-z].*?>/ig, '') // remove unwanted chars
-             .replace(/[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,./:;<=>?@[\]^`{|}~]/g, '').replace(/\s/g, '-');
+         function mergeChildren(targetWay, children, updates, graph) {
+           function isUsed(node, targetWay) {
+             var hasInterestingParent = graph.parentWays(node).some(function (way) {
+               return way.id !== targetWay.id;
+             });
+             return node.hasInterestingTags() || hasInterestingParent || graph.parentRelations(node).length > 0;
            }
-           /**
-            * Finds the next safe (unique) slug to use
-            */
 
-         }, {
-           key: "getNextSafeSlug",
-           value: function getNextSafeSlug(originalSlug, isDryRun) {
-             var slug = originalSlug;
-             var occurenceAccumulator = 0;
+           var ccount = _conflicts.length;
 
-             if (this.seen.hasOwnProperty(slug)) {
-               occurenceAccumulator = this.seen[originalSlug];
+           for (var i = 0; i < children.length; i++) {
+             var id = children[i];
+             var node = graph.hasEntity(id); // remove unused childNodes..
 
-               do {
-                 occurenceAccumulator++;
-                 slug = originalSlug + '-' + occurenceAccumulator;
-               } while (this.seen.hasOwnProperty(slug));
-             }
+             if (targetWay.nodes.indexOf(id) === -1) {
+               if (node && !isUsed(node, targetWay)) {
+                 updates.removeIds.push(id);
+               }
 
-             if (!isDryRun) {
-               this.seen[originalSlug] = occurenceAccumulator;
-               this.seen[slug] = 0;
+               continue;
+             } // restore used childNodes..
+
+
+             var local = localGraph.hasEntity(id);
+             var remote = remoteGraph.hasEntity(id);
+             var target;
+
+             if (_option === 'force_remote' && remote && remote.visible) {
+               updates.replacements.push(remote);
+             } else if (_option === 'force_local' && local) {
+               target = osmEntity(local);
+
+               if (remote) {
+                 target = target.update({
+                   version: remote.version
+                 });
+               }
+
+               updates.replacements.push(target);
+             } else if (_option === 'safe' && local && remote && local.version !== remote.version) {
+               target = osmEntity(local, {
+                 version: remote.version
+               });
+
+               if (remote.visible) {
+                 target = mergeLocation(remote, target);
+               } else {
+                 _conflicts.push(_t.html('merge_remote_changes.conflict.deleted', {
+                   user: {
+                     html: user(remote.user)
+                   }
+                 }));
+               }
+
+               if (_conflicts.length !== ccount) break;
+               updates.replacements.push(target);
              }
+           }
 
-             return slug;
+           return targetWay;
+         }
+
+         function updateChildren(updates, graph) {
+           for (var i = 0; i < updates.replacements.length; i++) {
+             graph = graph.replace(updates.replacements[i]);
            }
-           /**
-            * Convert string to unique id
-            * @param {object} options
-            * @param {boolean} options.dryrun Generates the next unique slug without updating the internal accumulator.
-            */
 
-         }, {
-           key: "slug",
-           value: function slug(value) {
-             var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
-             var slug = this.serialize(value);
-             return this.getNextSafeSlug(slug, options.dryrun);
+           if (updates.removeIds.length) {
+             graph = actionDeleteMultiple(updates.removeIds)(graph);
            }
-         }]);
 
-         return Slugger;
-       }();
+           return graph;
+         }
 
-       var defaults$4 = defaults.defaults;
-       var unescape$2 = helpers.unescape;
-       /**
-        * Parsing & Compiling
-        */
+         function mergeMembers(remote, target) {
+           if (_option === 'force_local' || fastDeepEqual(target.members, remote.members)) {
+             return target;
+           }
 
-       var Parser_1 = /*#__PURE__*/function () {
-         function Parser(options) {
-           _classCallCheck(this, Parser);
+           if (_option === 'force_remote') {
+             return target.update({
+               members: remote.members
+             });
+           }
 
-           this.options = options || defaults$4;
-           this.options.renderer = this.options.renderer || new Renderer_1();
-           this.renderer = this.options.renderer;
-           this.renderer.options = this.options;
-           this.textRenderer = new TextRenderer_1();
-           this.slugger = new Slugger_1();
+           _conflicts.push(_t.html('merge_remote_changes.conflict.memberlist', {
+             user: {
+               html: user(remote.user)
+             }
+           }));
+
+           return target;
          }
-         /**
-          * Static Parse Method
-          */
 
+         function mergeTags(base, remote, target) {
+           if (_option === 'force_local' || fastDeepEqual(target.tags, remote.tags)) {
+             return target;
+           }
 
-         _createClass(Parser, [{
-           key: "parse",
-           value:
-           /**
-            * Parse Loop
-            */
-           function parse(tokens) {
-             var top = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;
-             var out = '',
-                 i,
-                 j,
-                 k,
-                 l2,
-                 l3,
-                 row,
-                 cell,
-                 header,
-                 body,
-                 token,
-                 ordered,
-                 start,
-                 loose,
-                 itemBody,
-                 item,
-                 checked,
-                 task,
-                 checkbox;
-             var l = tokens.length;
+           if (_option === 'force_remote') {
+             return target.update({
+               tags: remote.tags
+             });
+           }
 
-             for (i = 0; i < l; i++) {
-               token = tokens[i];
+           var ccount = _conflicts.length;
+           var o = base.tags || {};
+           var a = target.tags || {};
+           var b = remote.tags || {};
+           var keys = utilArrayUnion(utilArrayUnion(Object.keys(o), Object.keys(a)), Object.keys(b)).filter(function (k) {
+             return !discardTags[k];
+           });
+           var tags = Object.assign({}, a); // shallow copy
 
-               switch (token.type) {
-                 case 'space':
-                   {
-                     continue;
-                   }
+           var changed = false;
 
-                 case 'hr':
-                   {
-                     out += this.renderer.hr();
-                     continue;
-                   }
+           for (var i = 0; i < keys.length; i++) {
+             var k = keys[i];
 
-                 case 'heading':
-                   {
-                     out += this.renderer.heading(this.parseInline(token.tokens), token.depth, unescape$2(this.parseInline(token.tokens, this.textRenderer)), this.slugger);
-                     continue;
+             if (o[k] !== b[k] && a[k] !== b[k]) {
+               // changed remotely..
+               if (o[k] !== a[k]) {
+                 // changed locally..
+                 _conflicts.push(_t.html('merge_remote_changes.conflict.tags', {
+                   tag: k,
+                   local: a[k],
+                   remote: b[k],
+                   user: {
+                     html: user(remote.user)
                    }
+                 }));
+               } else {
+                 // unchanged locally, accept remote change..
+                 if (b.hasOwnProperty(k)) {
+                   tags[k] = b[k];
+                 } else {
+                   delete tags[k];
+                 }
 
-                 case 'code':
-                   {
-                     out += this.renderer.code(token.text, token.lang, token.escaped);
-                     continue;
-                   }
+                 changed = true;
+               }
+             }
+           }
 
-                 case 'table':
-                   {
-                     header = ''; // header
+           return changed && _conflicts.length === ccount ? target.update({
+             tags: tags
+           }) : target;
+         } //  `graph.base()` is the common ancestor of the two graphs.
+         //  `localGraph` contains user's edits up to saving
+         //  `remoteGraph` contains remote edits to modified nodes
+         //  `graph` must be a descendent of `localGraph` and may include
+         //      some conflict resolution actions performed on it.
+         //
+         //                  --- ... --- `localGraph` -- ... -- `graph`
+         //                 /
+         //  `graph.base()` --- ... --- `remoteGraph`
+         //
 
-                     cell = '';
-                     l2 = token.header.length;
 
-                     for (j = 0; j < l2; j++) {
-                       cell += this.renderer.tablecell(this.parseInline(token.tokens.header[j]), {
-                         header: true,
-                         align: token.align[j]
-                       });
-                     }
+         var action = function action(graph) {
+           var updates = {
+             replacements: [],
+             removeIds: []
+           };
+           var base = graph.base().entities[id];
+           var local = localGraph.entity(id);
+           var remote = remoteGraph.entity(id);
+           var target = osmEntity(local, {
+             version: remote.version
+           }); // delete/undelete
 
-                     header += this.renderer.tablerow(cell);
-                     body = '';
-                     l2 = token.cells.length;
+           if (!remote.visible) {
+             if (_option === 'force_remote') {
+               return actionDeleteMultiple([id])(graph);
+             } else if (_option === 'force_local') {
+               if (target.type === 'way') {
+                 target = mergeChildren(target, utilArrayUniq(local.nodes), updates, graph);
+                 graph = updateChildren(updates, graph);
+               }
 
-                     for (j = 0; j < l2; j++) {
-                       row = token.tokens.cells[j];
-                       cell = '';
-                       l3 = row.length;
+               return graph.replace(target);
+             } else {
+               _conflicts.push(_t.html('merge_remote_changes.conflict.deleted', {
+                 user: {
+                   html: user(remote.user)
+                 }
+               }));
 
-                       for (k = 0; k < l3; k++) {
-                         cell += this.renderer.tablecell(this.parseInline(row[k]), {
-                           header: false,
-                           align: token.align[k]
-                         });
-                       }
+               return graph; // do nothing
+             }
+           } // merge
 
-                       body += this.renderer.tablerow(cell);
-                     }
 
-                     out += this.renderer.table(header, body);
-                     continue;
-                   }
+           if (target.type === 'node') {
+             target = mergeLocation(remote, target);
+           } else if (target.type === 'way') {
+             // pull in any child nodes that may not be present locally..
+             graph.rebase(remoteGraph.childNodes(remote), [graph], false);
+             target = mergeNodes(base, remote, target);
+             target = mergeChildren(target, utilArrayUnion(local.nodes, remote.nodes), updates, graph);
+           } else if (target.type === 'relation') {
+             target = mergeMembers(remote, target);
+           }
 
-                 case 'blockquote':
-                   {
-                     body = this.parse(token.tokens);
-                     out += this.renderer.blockquote(body);
-                     continue;
-                   }
+           target = mergeTags(base, remote, target);
 
-                 case 'list':
-                   {
-                     ordered = token.ordered;
-                     start = token.start;
-                     loose = token.loose;
-                     l2 = token.items.length;
-                     body = '';
+           if (!_conflicts.length) {
+             graph = updateChildren(updates, graph).replace(target);
+           }
 
-                     for (j = 0; j < l2; j++) {
-                       item = token.items[j];
-                       checked = item.checked;
-                       task = item.task;
-                       itemBody = '';
+           return graph;
+         };
 
-                       if (item.task) {
-                         checkbox = this.renderer.checkbox(checked);
+         action.withOption = function (opt) {
+           _option = opt;
+           return action;
+         };
+
+         action.conflicts = function () {
+           return _conflicts;
+         };
+
+         return action;
+       }
+
+       // https://github.com/openstreetmap/potlatch2/blob/master/net/systemeD/halcyon/connection/actions/MoveNodeAction.as
+
+       function actionMove(moveIDs, tryDelta, projection, cache) {
+         var _delta = tryDelta;
+
+         function setupCache(graph) {
+           function canMove(nodeID) {
+             // Allow movement of any node that is in the selectedIDs list..
+             if (moveIDs.indexOf(nodeID) !== -1) return true; // Allow movement of a vertex where 2 ways meet..
+
+             var parents = graph.parentWays(graph.entity(nodeID));
+             if (parents.length < 3) return true; // Restrict movement of a vertex where >2 ways meet, unless all parentWays are moving too..
 
-                         if (loose) {
-                           if (item.tokens.length > 0 && item.tokens[0].type === 'text') {
-                             item.tokens[0].text = checkbox + ' ' + item.tokens[0].text;
+             var parentsMoving = parents.every(function (way) {
+               return cache.moving[way.id];
+             });
+             if (!parentsMoving) delete cache.moving[nodeID];
+             return parentsMoving;
+           }
 
-                             if (item.tokens[0].tokens && item.tokens[0].tokens.length > 0 && item.tokens[0].tokens[0].type === 'text') {
-                               item.tokens[0].tokens[0].text = checkbox + ' ' + item.tokens[0].tokens[0].text;
-                             }
-                           } else {
-                             item.tokens.unshift({
-                               type: 'text',
-                               text: checkbox
-                             });
-                           }
-                         } else {
-                           itemBody += checkbox;
-                         }
-                       }
+           function cacheEntities(ids) {
+             for (var i = 0; i < ids.length; i++) {
+               var id = ids[i];
+               if (cache.moving[id]) continue;
+               cache.moving[id] = true;
+               var entity = graph.hasEntity(id);
+               if (!entity) continue;
 
-                       itemBody += this.parse(item.tokens, loose);
-                       body += this.renderer.listitem(itemBody, task, checked);
-                     }
+               if (entity.type === 'node') {
+                 cache.nodes.push(id);
+                 cache.startLoc[id] = entity.loc;
+               } else if (entity.type === 'way') {
+                 cache.ways.push(id);
+                 cacheEntities(entity.nodes);
+               } else {
+                 cacheEntities(entity.members.map(function (member) {
+                   return member.id;
+                 }));
+               }
+             }
+           }
 
-                     out += this.renderer.list(body, ordered, start);
-                     continue;
-                   }
+           function cacheIntersections(ids) {
+             function isEndpoint(way, id) {
+               return !way.isClosed() && !!way.affix(id);
+             }
 
-                 case 'html':
-                   {
-                     // TODO parse inline content if parameter markdown=1
-                     out += this.renderer.html(token.text);
-                     continue;
-                   }
+             for (var i = 0; i < ids.length; i++) {
+               var id = ids[i]; // consider only intersections with 1 moved and 1 unmoved way.
 
-                 case 'paragraph':
-                   {
-                     out += this.renderer.paragraph(this.parseInline(token.tokens));
-                     continue;
-                   }
+               var childNodes = graph.childNodes(graph.entity(id));
 
-                 case 'text':
-                   {
-                     body = token.tokens ? this.parseInline(token.tokens) : token.text;
+               for (var j = 0; j < childNodes.length; j++) {
+                 var node = childNodes[j];
+                 var parents = graph.parentWays(node);
+                 if (parents.length !== 2) continue;
+                 var moved = graph.entity(id);
+                 var unmoved = null;
 
-                     while (i + 1 < l && tokens[i + 1].type === 'text') {
-                       token = tokens[++i];
-                       body += '\n' + (token.tokens ? this.parseInline(token.tokens) : token.text);
-                     }
+                 for (var k = 0; k < parents.length; k++) {
+                   var way = parents[k];
 
-                     out += top ? this.renderer.paragraph(body) : body;
-                     continue;
+                   if (!cache.moving[way.id]) {
+                     unmoved = way;
+                     break;
                    }
+                 }
 
-                 default:
-                   {
-                     var errMsg = 'Token with "' + token.type + '" type was not found.';
+                 if (!unmoved) continue; // exclude ways that are overly connected..
 
-                     if (this.options.silent) {
-                       console.error(errMsg);
-                       return;
-                     } else {
-                       throw new Error(errMsg);
-                     }
-                   }
+                 if (utilArrayIntersection(moved.nodes, unmoved.nodes).length > 2) continue;
+                 if (moved.isArea() || unmoved.isArea()) continue;
+                 cache.intersections.push({
+                   nodeId: node.id,
+                   movedId: moved.id,
+                   unmovedId: unmoved.id,
+                   movedIsEP: isEndpoint(moved, node.id),
+                   unmovedIsEP: isEndpoint(unmoved, node.id)
+                 });
                }
              }
+           }
 
-             return out;
+           if (!cache) {
+             cache = {};
            }
-           /**
-            * Parse Inline Tokens
-            */
 
-         }, {
-           key: "parseInline",
-           value: function parseInline(tokens, renderer) {
-             renderer = renderer || this.renderer;
-             var out = '',
-                 i,
-                 token;
-             var l = tokens.length;
+           if (!cache.ok) {
+             cache.moving = {};
+             cache.intersections = [];
+             cache.replacedVertex = {};
+             cache.startLoc = {};
+             cache.nodes = [];
+             cache.ways = [];
+             cacheEntities(moveIDs);
+             cacheIntersections(cache.ways);
+             cache.nodes = cache.nodes.filter(canMove);
+             cache.ok = true;
+           }
+         } // Place a vertex where the moved vertex used to be, to preserve way shape..
+         //
+         //  Start:
+         //      b ---- e
+         //     / \
+         //    /   \
+         //   /     \
+         //  a       c
+         //
+         //      *               node '*' added to preserve shape
+         //     / \
+         //    /   b ---- e      way `b,e` moved here:
+         //   /     \
+         //  a       c
+         //
+         //
 
-             for (i = 0; i < l; i++) {
-               token = tokens[i];
 
-               switch (token.type) {
-                 case 'escape':
-                   {
-                     out += renderer.text(token.text);
-                     break;
-                   }
+         function replaceMovedVertex(nodeId, wayId, graph, delta) {
+           var way = graph.entity(wayId);
+           var moved = graph.entity(nodeId);
+           var movedIndex = way.nodes.indexOf(nodeId);
+           var len, prevIndex, nextIndex;
 
-                 case 'html':
-                   {
-                     out += renderer.html(token.text);
-                     break;
-                   }
+           if (way.isClosed()) {
+             len = way.nodes.length - 1;
+             prevIndex = (movedIndex + len - 1) % len;
+             nextIndex = (movedIndex + len + 1) % len;
+           } else {
+             len = way.nodes.length;
+             prevIndex = movedIndex - 1;
+             nextIndex = movedIndex + 1;
+           }
 
-                 case 'link':
-                   {
-                     out += renderer.link(token.href, token.title, this.parseInline(token.tokens, renderer));
-                     break;
-                   }
+           var prev = graph.hasEntity(way.nodes[prevIndex]);
+           var next = graph.hasEntity(way.nodes[nextIndex]); // Don't add orig vertex at endpoint..
 
-                 case 'image':
-                   {
-                     out += renderer.image(token.href, token.title, token.text);
-                     break;
-                   }
+           if (!prev || !next) return graph;
+           var key = wayId + '_' + nodeId;
+           var orig = cache.replacedVertex[key];
 
-                 case 'strong':
-                   {
-                     out += renderer.strong(this.parseInline(token.tokens, renderer));
-                     break;
-                   }
+           if (!orig) {
+             orig = osmNode();
+             cache.replacedVertex[key] = orig;
+             cache.startLoc[orig.id] = cache.startLoc[nodeId];
+           }
 
-                 case 'em':
-                   {
-                     out += renderer.em(this.parseInline(token.tokens, renderer));
-                     break;
-                   }
+           var start, end;
 
-                 case 'codespan':
-                   {
-                     out += renderer.codespan(token.text);
-                     break;
-                   }
+           if (delta) {
+             start = projection(cache.startLoc[nodeId]);
+             end = projection.invert(geoVecAdd(start, delta));
+           } else {
+             end = cache.startLoc[nodeId];
+           }
 
-                 case 'br':
-                   {
-                     out += renderer.br();
-                     break;
-                   }
+           orig = orig.move(end);
+           var angle = Math.abs(geoAngle(orig, prev, projection) - geoAngle(orig, next, projection)) * 180 / Math.PI; // Don't add orig vertex if it would just make a straight line..
 
-                 case 'del':
-                   {
-                     out += renderer.del(this.parseInline(token.tokens, renderer));
-                     break;
-                   }
+           if (angle > 175 && angle < 185) return graph; // moving forward or backward along way?
 
-                 case 'text':
-                   {
-                     out += renderer.text(token.text);
-                     break;
-                   }
+           var p1 = [prev.loc, orig.loc, moved.loc, next.loc].map(projection);
+           var p2 = [prev.loc, moved.loc, orig.loc, next.loc].map(projection);
+           var d1 = geoPathLength(p1);
+           var d2 = geoPathLength(p2);
+           var insertAt = d1 <= d2 ? movedIndex : nextIndex; // moving around closed loop?
 
-                 default:
-                   {
-                     var errMsg = 'Token with "' + token.type + '" type was not found.';
+           if (way.isClosed() && insertAt === 0) insertAt = len;
+           way = way.addNode(orig.id, insertAt);
+           return graph.replace(orig).replace(way);
+         } // Remove duplicate vertex that might have been added by
+         // replaceMovedVertex.  This is done after the unzorro checks.
 
-                     if (this.options.silent) {
-                       console.error(errMsg);
-                       return;
-                     } else {
-                       throw new Error(errMsg);
-                     }
-                   }
+
+         function removeDuplicateVertices(wayId, graph) {
+           var way = graph.entity(wayId);
+           var epsilon = 1e-6;
+           var prev, curr;
+
+           function isInteresting(node, graph) {
+             return graph.parentWays(node).length > 1 || graph.parentRelations(node).length || node.hasInterestingTags();
+           }
+
+           for (var i = 0; i < way.nodes.length; i++) {
+             curr = graph.entity(way.nodes[i]);
+
+             if (prev && curr && geoVecEqual(prev.loc, curr.loc, epsilon)) {
+               if (!isInteresting(prev, graph)) {
+                 way = way.removeNode(prev.id);
+                 graph = graph.replace(way).remove(prev);
+               } else if (!isInteresting(curr, graph)) {
+                 way = way.removeNode(curr.id);
+                 graph = graph.replace(way).remove(curr);
                }
              }
 
-             return out;
-           }
-         }], [{
-           key: "parse",
-           value: function parse(tokens, options) {
-             var parser = new Parser(options);
-             return parser.parse(tokens);
+             prev = curr;
            }
-           /**
-            * Static Parse Inline Method
-            */
 
-         }, {
-           key: "parseInline",
-           value: function parseInline(tokens, options) {
-             var parser = new Parser(options);
-             return parser.parseInline(tokens);
-           }
-         }]);
+           return graph;
+         } // Reorder nodes around intersections that have moved..
+         //
+         //  Start:                way1.nodes: b,e         (moving)
+         //  a - b - c ----- d     way2.nodes: a,b,c,d     (static)
+         //      |                 vertex: b
+         //      e                 isEP1: true,  isEP2, false
+         //
+         //  way1 `b,e` moved here:
+         //  a ----- c = b - d
+         //              |
+         //              e
+         //
+         //  reorder nodes         way1.nodes: b,e
+         //  a ----- c - b - d     way2.nodes: a,c,b,d
+         //              |
+         //              e
+         //
 
-         return Parser;
-       }();
 
-       var merge$3 = helpers.merge,
-           checkSanitizeDeprecation$1 = helpers.checkSanitizeDeprecation,
-           escape$3 = helpers.escape;
-       var getDefaults = defaults.getDefaults,
-           changeDefaults = defaults.changeDefaults,
-           defaults$5 = defaults.defaults;
-       /**
-        * Marked
-        */
+         function unZorroIntersection(intersection, graph) {
+           var vertex = graph.entity(intersection.nodeId);
+           var way1 = graph.entity(intersection.movedId);
+           var way2 = graph.entity(intersection.unmovedId);
+           var isEP1 = intersection.movedIsEP;
+           var isEP2 = intersection.unmovedIsEP; // don't move the vertex if it is the endpoint of both ways.
 
-       function marked(src, opt, callback) {
-         // throw error in case of non string input
-         if (typeof src === 'undefined' || src === null) {
-           throw new Error('marked(): input parameter is undefined or null');
-         }
+           if (isEP1 && isEP2) return graph;
+           var nodes1 = graph.childNodes(way1).filter(function (n) {
+             return n !== vertex;
+           });
+           var nodes2 = graph.childNodes(way2).filter(function (n) {
+             return n !== vertex;
+           });
+           if (way1.isClosed() && way1.first() === vertex.id) nodes1.push(nodes1[0]);
+           if (way2.isClosed() && way2.first() === vertex.id) nodes2.push(nodes2[0]);
+           var edge1 = !isEP1 && geoChooseEdge(nodes1, projection(vertex.loc), projection);
+           var edge2 = !isEP2 && geoChooseEdge(nodes2, projection(vertex.loc), projection);
+           var loc; // snap vertex to nearest edge (or some point between them)..
 
-         if (typeof src !== 'string') {
-           throw new Error('marked(): input parameter is of type ' + Object.prototype.toString.call(src) + ', string expected');
-         }
+           if (!isEP1 && !isEP2) {
+             var epsilon = 1e-6,
+                 maxIter = 10;
 
-         if (typeof opt === 'function') {
-           callback = opt;
-           opt = null;
-         }
+             for (var i = 0; i < maxIter; i++) {
+               loc = geoVecInterp(edge1.loc, edge2.loc, 0.5);
+               edge1 = geoChooseEdge(nodes1, projection(loc), projection);
+               edge2 = geoChooseEdge(nodes2, projection(loc), projection);
+               if (Math.abs(edge1.distance - edge2.distance) < epsilon) break;
+             }
+           } else if (!isEP1) {
+             loc = edge1.loc;
+           } else {
+             loc = edge2.loc;
+           }
 
-         opt = merge$3({}, marked.defaults, opt || {});
-         checkSanitizeDeprecation$1(opt);
+           graph = graph.replace(vertex.move(loc)); // if zorro happened, reorder nodes..
 
-         if (callback) {
-           var highlight = opt.highlight;
-           var tokens;
+           if (!isEP1 && edge1.index !== way1.nodes.indexOf(vertex.id)) {
+             way1 = way1.removeNode(vertex.id).addNode(vertex.id, edge1.index);
+             graph = graph.replace(way1);
+           }
 
-           try {
-             tokens = Lexer_1.lex(src, opt);
-           } catch (e) {
-             return callback(e);
+           if (!isEP2 && edge2.index !== way2.nodes.indexOf(vertex.id)) {
+             way2 = way2.removeNode(vertex.id).addNode(vertex.id, edge2.index);
+             graph = graph.replace(way2);
            }
 
-           var done = function done(err) {
-             var out;
+           return graph;
+         }
 
-             if (!err) {
-               try {
-                 out = Parser_1.parse(tokens, opt);
-               } catch (e) {
-                 err = e;
-               }
-             }
+         function cleanupIntersections(graph) {
+           for (var i = 0; i < cache.intersections.length; i++) {
+             var obj = cache.intersections[i];
+             graph = replaceMovedVertex(obj.nodeId, obj.movedId, graph, _delta);
+             graph = replaceMovedVertex(obj.nodeId, obj.unmovedId, graph, null);
+             graph = unZorroIntersection(obj, graph);
+             graph = removeDuplicateVertices(obj.movedId, graph);
+             graph = removeDuplicateVertices(obj.unmovedId, graph);
+           }
 
-             opt.highlight = highlight;
-             return err ? callback(err) : callback(null, out);
-           };
+           return graph;
+         } // check if moving way endpoint can cross an unmoved way, if so limit delta..
 
-           if (!highlight || highlight.length < 3) {
-             return done();
+
+         function limitDelta(graph) {
+           function moveNode(loc) {
+             return geoVecAdd(projection(loc), _delta);
            }
 
-           delete opt.highlight;
-           if (!tokens.length) return done();
-           var pending = 0;
-           marked.walkTokens(tokens, function (token) {
-             if (token.type === 'code') {
-               pending++;
-               setTimeout(function () {
-                 highlight(token.text, token.lang, function (err, code) {
-                   if (err) {
-                     return done(err);
-                   }
+           for (var i = 0; i < cache.intersections.length; i++) {
+             var obj = cache.intersections[i]; // Don't limit movement if this is vertex joins 2 endpoints..
 
-                   if (code != null && code !== token.text) {
-                     token.text = code;
-                     token.escaped = true;
-                   }
+             if (obj.movedIsEP && obj.unmovedIsEP) continue; // Don't limit movement if this vertex is not an endpoint anyway..
 
-                   pending--;
+             if (!obj.movedIsEP) continue;
+             var node = graph.entity(obj.nodeId);
+             var start = projection(node.loc);
+             var end = geoVecAdd(start, _delta);
+             var movedNodes = graph.childNodes(graph.entity(obj.movedId));
+             var movedPath = movedNodes.map(function (n) {
+               return moveNode(n.loc);
+             });
+             var unmovedNodes = graph.childNodes(graph.entity(obj.unmovedId));
+             var unmovedPath = unmovedNodes.map(function (n) {
+               return projection(n.loc);
+             });
+             var hits = geoPathIntersections(movedPath, unmovedPath);
 
-                   if (pending === 0) {
-                     done();
-                   }
-                 });
-               }, 0);
+             for (var j = 0; i < hits.length; i++) {
+               if (geoVecEqual(hits[j], end)) continue;
+               var edge = geoChooseEdge(unmovedNodes, end, projection);
+               _delta = geoVecSubtract(projection(edge.loc), start);
              }
-           });
-
-           if (pending === 0) {
-             done();
            }
-
-           return;
          }
 
-         try {
-           var _tokens = Lexer_1.lex(src, opt);
+         var action = function action(graph) {
+           if (_delta[0] === 0 && _delta[1] === 0) return graph;
+           setupCache(graph);
 
-           if (opt.walkTokens) {
-             marked.walkTokens(_tokens, opt.walkTokens);
+           if (cache.intersections.length) {
+             limitDelta(graph);
            }
 
-           return Parser_1.parse(_tokens, opt);
-         } catch (e) {
-           e.message += '\nPlease report this to https://github.com/markedjs/marked.';
+           for (var i = 0; i < cache.nodes.length; i++) {
+             var node = graph.entity(cache.nodes[i]);
+             var start = projection(node.loc);
+             var end = geoVecAdd(start, _delta);
+             graph = graph.replace(node.move(projection.invert(end)));
+           }
 
-           if (opt.silent) {
-             return '<p>An error occurred:</p><pre>' + escape$3(e.message + '', true) + '</pre>';
+           if (cache.intersections.length) {
+             graph = cleanupIntersections(graph);
            }
 
-           throw e;
-         }
-       }
-       /**
-        * Options
-        */
+           return graph;
+         };
 
+         action.delta = function () {
+           return _delta;
+         };
 
-       marked.options = marked.setOptions = function (opt) {
-         merge$3(marked.defaults, opt);
-         changeDefaults(marked.defaults);
-         return marked;
-       };
+         return action;
+       }
 
-       marked.getDefaults = getDefaults;
-       marked.defaults = defaults$5;
-       /**
-        * Use Extension
-        */
+       function actionMoveMember(relationId, fromIndex, toIndex) {
+         return function (graph) {
+           return graph.replace(graph.entity(relationId).moveMember(fromIndex, toIndex));
+         };
+       }
 
-       marked.use = function (extension) {
-         var opts = merge$3({}, extension);
+       function actionMoveNode(nodeID, toLoc) {
+         var action = function action(graph, t) {
+           if (t === null || !isFinite(t)) t = 1;
+           t = Math.min(Math.max(+t, 0), 1);
+           var node = graph.entity(nodeID);
+           return graph.replace(node.move(geoVecInterp(node.loc, toLoc, t)));
+         };
 
-         if (extension.renderer) {
-           (function () {
-             var renderer = marked.defaults.renderer || new Renderer_1();
+         action.transitionable = true;
+         return action;
+       }
 
-             var _loop = function _loop(prop) {
-               var prevRenderer = renderer[prop];
+       function actionNoop() {
+         return function (graph) {
+           return graph;
+         };
+       }
 
-               renderer[prop] = function () {
-                 for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
-                   args[_key] = arguments[_key];
-                 }
+       function actionOrthogonalize(wayID, projection, vertexID, degThresh, ep) {
+         var epsilon = ep || 1e-4;
+         var threshold = degThresh || 13; // degrees within right or straight to alter
+         // We test normalized dot products so we can compare as cos(angle)
 
-                 var ret = extension.renderer[prop].apply(renderer, args);
+         var lowerThreshold = Math.cos((90 - threshold) * Math.PI / 180);
+         var upperThreshold = Math.cos(threshold * Math.PI / 180);
 
-                 if (ret === false) {
-                   ret = prevRenderer.apply(renderer, args);
-                 }
+         var action = function action(graph, t) {
+           if (t === null || !isFinite(t)) t = 1;
+           t = Math.min(Math.max(+t, 0), 1);
+           var way = graph.entity(wayID);
+           way = way.removeNode(''); // sanity check - remove any consecutive duplicates
 
-                 return ret;
-               };
-             };
+           if (way.tags.nonsquare) {
+             var tags = Object.assign({}, way.tags); // since we're squaring, remove indication that this is physically unsquare
 
-             for (var prop in extension.renderer) {
-               _loop(prop);
-             }
+             delete tags.nonsquare;
+             way = way.update({
+               tags: tags
+             });
+           }
 
-             opts.renderer = renderer;
-           })();
-         }
+           graph = graph.replace(way);
+           var isClosed = way.isClosed();
+           var nodes = graph.childNodes(way).slice(); // shallow copy
 
-         if (extension.tokenizer) {
-           (function () {
-             var tokenizer = marked.defaults.tokenizer || new Tokenizer_1();
+           if (isClosed) nodes.pop();
 
-             var _loop2 = function _loop2(prop) {
-               var prevTokenizer = tokenizer[prop];
+           if (vertexID !== undefined) {
+             nodes = nodeSubset(nodes, vertexID, isClosed);
+             if (nodes.length !== 3) return graph;
+           } // note: all geometry functions here use the unclosed node/point/coord list
 
-               tokenizer[prop] = function () {
-                 for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
-                   args[_key2] = arguments[_key2];
-                 }
 
-                 var ret = extension.tokenizer[prop].apply(tokenizer, args);
+           var nodeCount = {};
+           var points = [];
+           var corner = {
+             i: 0,
+             dotp: 1
+           };
+           var node, point, loc, score, motions, i, j;
 
-                 if (ret === false) {
-                   ret = prevTokenizer.apply(tokenizer, args);
-                 }
+           for (i = 0; i < nodes.length; i++) {
+             node = nodes[i];
+             nodeCount[node.id] = (nodeCount[node.id] || 0) + 1;
+             points.push({
+               id: node.id,
+               coord: projection(node.loc)
+             });
+           }
 
-                 return ret;
-               };
-             };
+           if (points.length === 3) {
+             // move only one vertex for right triangle
+             for (i = 0; i < 1000; i++) {
+               motions = points.map(calcMotion);
+               points[corner.i].coord = geoVecAdd(points[corner.i].coord, motions[corner.i]);
+               score = corner.dotp;
 
-             for (var prop in extension.tokenizer) {
-               _loop2(prop);
+               if (score < epsilon) {
+                 break;
+               }
              }
 
-             opts.tokenizer = tokenizer;
-           })();
-         }
+             node = graph.entity(nodes[corner.i].id);
+             loc = projection.invert(points[corner.i].coord);
+             graph = graph.replace(node.move(geoVecInterp(node.loc, loc, t)));
+           } else {
+             var straights = [];
+             var simplified = []; // Remove points from nearly straight sections..
+             // This produces a simplified shape to orthogonalize
 
-         if (extension.walkTokens) {
-           var walkTokens = marked.defaults.walkTokens;
+             for (i = 0; i < points.length; i++) {
+               point = points[i];
+               var dotp = 0;
 
-           opts.walkTokens = function (token) {
-             extension.walkTokens(token);
+               if (isClosed || i > 0 && i < points.length - 1) {
+                 var a = points[(i - 1 + points.length) % points.length];
+                 var b = points[(i + 1) % points.length];
+                 dotp = Math.abs(geoOrthoNormalizedDotProduct(a.coord, b.coord, point.coord));
+               }
 
-             if (walkTokens) {
-               walkTokens(token);
-             }
-           };
-         }
+               if (dotp > upperThreshold) {
+                 straights.push(point);
+               } else {
+                 simplified.push(point);
+               }
+             } // Orthogonalize the simplified shape
 
-         marked.setOptions(opts);
-       };
-       /**
-        * Run callback for every token
-        */
 
+             var bestPoints = clonePoints(simplified);
+             var originalPoints = clonePoints(simplified);
+             score = Infinity;
 
-       marked.walkTokens = function (tokens, callback) {
-         var _iterator = _createForOfIteratorHelper(tokens),
-             _step;
+             for (i = 0; i < 1000; i++) {
+               motions = simplified.map(calcMotion);
 
-         try {
-           for (_iterator.s(); !(_step = _iterator.n()).done;) {
-             var token = _step.value;
-             callback(token);
+               for (j = 0; j < motions.length; j++) {
+                 simplified[j].coord = geoVecAdd(simplified[j].coord, motions[j]);
+               }
 
-             switch (token.type) {
-               case 'table':
-                 {
-                   var _iterator2 = _createForOfIteratorHelper(token.tokens.header),
-                       _step2;
+               var newScore = geoOrthoCalcScore(simplified, isClosed, epsilon, threshold);
 
-                   try {
-                     for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
-                       var cell = _step2.value;
-                       marked.walkTokens(cell, callback);
-                     }
-                   } catch (err) {
-                     _iterator2.e(err);
-                   } finally {
-                     _iterator2.f();
-                   }
+               if (newScore < score) {
+                 bestPoints = clonePoints(simplified);
+                 score = newScore;
+               }
 
-                   var _iterator3 = _createForOfIteratorHelper(token.tokens.cells),
-                       _step3;
+               if (score < epsilon) {
+                 break;
+               }
+             }
 
-                   try {
-                     for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
-                       var row = _step3.value;
+             var bestCoords = bestPoints.map(function (p) {
+               return p.coord;
+             });
+             if (isClosed) bestCoords.push(bestCoords[0]); // move the nodes that should move
 
-                       var _iterator4 = _createForOfIteratorHelper(row),
-                           _step4;
+             for (i = 0; i < bestPoints.length; i++) {
+               point = bestPoints[i];
 
-                       try {
-                         for (_iterator4.s(); !(_step4 = _iterator4.n()).done;) {
-                           var _cell = _step4.value;
-                           marked.walkTokens(_cell, callback);
-                         }
-                       } catch (err) {
-                         _iterator4.e(err);
-                       } finally {
-                         _iterator4.f();
-                       }
-                     }
-                   } catch (err) {
-                     _iterator3.e(err);
-                   } finally {
-                     _iterator3.f();
-                   }
+               if (!geoVecEqual(originalPoints[i].coord, point.coord)) {
+                 node = graph.entity(point.id);
+                 loc = projection.invert(point.coord);
+                 graph = graph.replace(node.move(geoVecInterp(node.loc, loc, t)));
+               }
+             } // move the nodes along straight segments
 
-                   break;
-                 }
 
-               case 'list':
-                 {
-                   marked.walkTokens(token.items, callback);
-                   break;
-                 }
+             for (i = 0; i < straights.length; i++) {
+               point = straights[i];
+               if (nodeCount[point.id] > 1) continue; // skip self-intersections
 
-               default:
-                 {
-                   if (token.tokens) {
-                     marked.walkTokens(token.tokens, callback);
-                   }
+               node = graph.entity(point.id);
+
+               if (t === 1 && graph.parentWays(node).length === 1 && graph.parentRelations(node).length === 0 && !node.hasInterestingTags()) {
+                 // remove uninteresting points..
+                 graph = actionDeleteNode(node.id)(graph);
+               } else {
+                 // move interesting points to the nearest edge..
+                 var choice = geoVecProject(point.coord, bestCoords);
+
+                 if (choice) {
+                   loc = projection.invert(choice.target);
+                   graph = graph.replace(node.move(geoVecInterp(node.loc, loc, t)));
                  }
+               }
              }
            }
-         } catch (err) {
-           _iterator.e(err);
-         } finally {
-           _iterator.f();
-         }
-       };
-       /**
-        * Parse Inline
-        */
 
+           return graph;
 
-       marked.parseInline = function (src, opt) {
-         // throw error in case of non string input
-         if (typeof src === 'undefined' || src === null) {
-           throw new Error('marked.parseInline(): input parameter is undefined or null');
-         }
+           function clonePoints(array) {
+             return array.map(function (p) {
+               return {
+                 id: p.id,
+                 coord: [p.coord[0], p.coord[1]]
+               };
+             });
+           }
 
-         if (typeof src !== 'string') {
-           throw new Error('marked.parseInline(): input parameter is of type ' + Object.prototype.toString.call(src) + ', string expected');
-         }
+           function calcMotion(point, i, array) {
+             // don't try to move the endpoints of a non-closed way.
+             if (!isClosed && (i === 0 || i === array.length - 1)) return [0, 0]; // don't try to move a node that appears more than once (self intersection)
 
-         opt = merge$3({}, marked.defaults, opt || {});
-         checkSanitizeDeprecation$1(opt);
+             if (nodeCount[array[i].id] > 1) return [0, 0];
+             var a = array[(i - 1 + array.length) % array.length].coord;
+             var origin = point.coord;
+             var b = array[(i + 1) % array.length].coord;
+             var p = geoVecSubtract(a, origin);
+             var q = geoVecSubtract(b, origin);
+             var scale = 2 * Math.min(geoVecLength(p), geoVecLength(q));
+             p = geoVecNormalize(p);
+             q = geoVecNormalize(q);
+             var dotp = p[0] * q[0] + p[1] * q[1];
+             var val = Math.abs(dotp);
 
-         try {
-           var tokens = Lexer_1.lexInline(src, opt);
+             if (val < lowerThreshold) {
+               // nearly orthogonal
+               corner.i = i;
+               corner.dotp = val;
+               var vec = geoVecNormalize(geoVecAdd(p, q));
+               return geoVecScale(vec, 0.1 * dotp * scale);
+             }
 
-           if (opt.walkTokens) {
-             marked.walkTokens(tokens, opt.walkTokens);
+             return [0, 0]; // do nothing
            }
+         }; // if we are only orthogonalizing one vertex,
+         // get that vertex and the previous and next
 
-           return Parser_1.parseInline(tokens, opt);
-         } catch (e) {
-           e.message += '\nPlease report this to https://github.com/markedjs/marked.';
 
-           if (opt.silent) {
-             return '<p>An error occurred:</p><pre>' + escape$3(e.message + '', true) + '</pre>';
+         function nodeSubset(nodes, vertexID, isClosed) {
+           var first = isClosed ? 0 : 1;
+           var last = isClosed ? nodes.length : nodes.length - 1;
+
+           for (var i = first; i < last; i++) {
+             if (nodes[i].id === vertexID) {
+               return [nodes[(i - 1 + nodes.length) % nodes.length], nodes[i], nodes[(i + 1) % nodes.length]];
+             }
            }
 
-           throw e;
+           return [];
          }
-       };
-       /**
-        * Expose
-        */
 
+         action.disabled = function (graph) {
+           var way = graph.entity(wayID);
+           way = way.removeNode(''); // sanity check - remove any consecutive duplicates
 
-       marked.Parser = Parser_1;
-       marked.parser = Parser_1.parse;
-       marked.Renderer = Renderer_1;
-       marked.TextRenderer = TextRenderer_1;
-       marked.Lexer = Lexer_1;
-       marked.lexer = Lexer_1.lex;
-       marked.Tokenizer = Tokenizer_1;
-       marked.Slugger = Slugger_1;
-       marked.parse = marked;
-       var marked_1 = marked;
-
-       var tiler$2 = utilTiler();
-       var dispatch$3 = dispatch('loaded');
-       var _tileZoom$2 = 14;
-       var _osmoseUrlRoot = 'https://osmose.openstreetmap.fr/api/0.3';
-       var _osmoseData = {
-         icons: {},
-         items: []
-       }; // This gets reassigned if reset
+           graph = graph.replace(way);
+           var isClosed = way.isClosed();
+           var nodes = graph.childNodes(way).slice(); // shallow copy
 
-       var _cache$2;
+           if (isClosed) nodes.pop();
+           var allowStraightAngles = false;
 
-       function abortRequest$2(controller) {
-         if (controller) {
-           controller.abort();
-         }
-       }
+           if (vertexID !== undefined) {
+             allowStraightAngles = true;
+             nodes = nodeSubset(nodes, vertexID, isClosed);
+             if (nodes.length !== 3) return 'end_vertex';
+           }
 
-       function abortUnwantedRequests$2(cache, tiles) {
-         Object.keys(cache.inflightTile).forEach(function (k) {
-           var wanted = tiles.find(function (tile) {
-             return k === tile.id;
+           var coords = nodes.map(function (n) {
+             return projection(n.loc);
            });
+           var score = geoOrthoCanOrthogonalize(coords, isClosed, epsilon, threshold, allowStraightAngles);
 
-           if (!wanted) {
-             abortRequest$2(cache.inflightTile[k]);
-             delete cache.inflightTile[k];
+           if (score === null) {
+             return 'not_squarish';
+           } else if (score === 0) {
+             return 'square_enough';
+           } else {
+             return false;
            }
-         });
-       }
-
-       function encodeIssueRtree$2(d) {
-         return {
-           minX: d.loc[0],
-           minY: d.loc[1],
-           maxX: d.loc[0],
-           maxY: d.loc[1],
-           data: d
          };
-       } // Replace or remove QAItem from rtree
-
-
-       function updateRtree$2(item, replace) {
-         _cache$2.rtree.remove(item, function (a, b) {
-           return a.data.id === b.data.id;
-         });
-
-         if (replace) {
-           _cache$2.rtree.insert(item);
-         }
-       } // Issues shouldn't obscure each other
-
 
-       function preventCoincident$1(loc) {
-         var coincident = false;
-
-         do {
-           // first time, move marker up. after that, move marker right.
-           var delta = coincident ? [0.00001, 0] : [0, 0.00001];
-           loc = geoVecAdd(loc, delta);
-           var bbox = geoExtent(loc).bbox();
-           coincident = _cache$2.rtree.search(bbox).length;
-         } while (coincident);
-
-         return loc;
+         action.transitionable = true;
+         return action;
        }
 
-       var serviceOsmose = {
-         title: 'osmose',
-         init: function init() {
-           _mainFileFetcher.get('qa_data').then(function (d) {
-             _osmoseData = d.osmose;
-             _osmoseData.items = Object.keys(d.osmose.icons).map(function (s) {
-               return s.split('-')[0];
-             }).reduce(function (unique, item) {
-               return unique.indexOf(item) !== -1 ? unique : [].concat(_toConsumableArray(unique), [item]);
-             }, []);
-           });
-
-           if (!_cache$2) {
-             this.reset();
-           }
-
-           this.event = utilRebind(this, dispatch$3, 'on');
-         },
-         reset: function reset() {
-           var _strings = {};
-           var _colors = {};
+       //
+       // `turn` must be an `osmTurn` object
+       // see osm/intersection.js, pathToTurn()
+       //
+       // This specifies a restriction of type `restriction` when traveling from
+       // `turn.from.way` toward `turn.to.way` via `turn.via.node` OR `turn.via.ways`.
+       // (The action does not check that these entities form a valid intersection.)
+       //
+       // From, to, and via ways should be split before calling this action.
+       // (old versions of the code would split the ways here, but we no longer do it)
+       //
+       // For testing convenience, accepts a restrictionID to assign to the new
+       // relation. Normally, this will be undefined and the relation will
+       // automatically be assigned a new ID.
+       //
 
-           if (_cache$2) {
-             Object.values(_cache$2.inflightTile).forEach(abortRequest$2); // Strings and colors are static and should not be re-populated
+       function actionRestrictTurn(turn, restrictionType, restrictionID) {
+         return function (graph) {
+           var fromWay = graph.entity(turn.from.way);
+           var toWay = graph.entity(turn.to.way);
+           var viaNode = turn.via.node && graph.entity(turn.via.node);
+           var viaWays = turn.via.ways && turn.via.ways.map(function (id) {
+             return graph.entity(id);
+           });
+           var members = [];
+           members.push({
+             id: fromWay.id,
+             type: 'way',
+             role: 'from'
+           });
 
-             _strings = _cache$2.strings;
-             _colors = _cache$2.colors;
+           if (viaNode) {
+             members.push({
+               id: viaNode.id,
+               type: 'node',
+               role: 'via'
+             });
+           } else if (viaWays) {
+             viaWays.forEach(function (viaWay) {
+               members.push({
+                 id: viaWay.id,
+                 type: 'way',
+                 role: 'via'
+               });
+             });
            }
 
-           _cache$2 = {
-             data: {},
-             loadedTile: {},
-             inflightTile: {},
-             inflightPost: {},
-             closed: {},
-             rtree: new RBush(),
-             strings: _strings,
-             colors: _colors
-           };
-         },
-         loadIssues: function loadIssues(projection) {
-           var _this = this;
-
-           var params = {
-             // Tiles return a maximum # of issues
-             // So we want to filter our request for only types iD supports
-             item: _osmoseData.items
-           }; // determine the needed tiles to cover the view
-
-           var tiles = tiler$2.zoomExtent([_tileZoom$2, _tileZoom$2]).getTiles(projection); // abort inflight requests that are no longer needed
-
-           abortUnwantedRequests$2(_cache$2, tiles); // issue new requests..
-
-           tiles.forEach(function (tile) {
-             if (_cache$2.loadedTile[tile.id] || _cache$2.inflightTile[tile.id]) return;
-
-             var _tile$xyz = _slicedToArray(tile.xyz, 3),
-                 x = _tile$xyz[0],
-                 y = _tile$xyz[1],
-                 z = _tile$xyz[2];
-
-             var url = "".concat(_osmoseUrlRoot, "/issues/").concat(z, "/").concat(x, "/").concat(y, ".json?") + utilQsString(params);
-             var controller = new AbortController();
-             _cache$2.inflightTile[tile.id] = controller;
-             d3_json(url, {
-               signal: controller.signal
-             }).then(function (data) {
-               delete _cache$2.inflightTile[tile.id];
-               _cache$2.loadedTile[tile.id] = true;
-
-               if (data.features) {
-                 data.features.forEach(function (issue) {
-                   var _issue$properties = issue.properties,
-                       item = _issue$properties.item,
-                       cl = _issue$properties["class"],
-                       id = _issue$properties.uuid;
-                   /* Osmose issues are uniquely identified by a unique
-                     `item` and `class` combination (both integer values) */
-
-                   var itemType = "".concat(item, "-").concat(cl); // Filter out unsupported issue types (some are too specific or advanced)
+           members.push({
+             id: toWay.id,
+             type: 'way',
+             role: 'to'
+           });
+           return graph.replace(osmRelation({
+             id: restrictionID,
+             tags: {
+               type: 'restriction',
+               restriction: restrictionType
+             },
+             members: members
+           }));
+         };
+       }
 
-                   if (itemType in _osmoseData.icons) {
-                     var loc = issue.geometry.coordinates; // lon, lat
+       function actionRevert(id) {
+         var action = function action(graph) {
+           var entity = graph.hasEntity(id),
+               base = graph.base().entities[id];
 
-                     loc = preventCoincident$1(loc);
-                     var d = new QAItem(loc, _this, itemType, id, {
-                       item: item
-                     }); // Setting elems here prevents UI detail requests
+           if (entity && !base) {
+             // entity will be removed..
+             if (entity.type === 'node') {
+               graph.parentWays(entity).forEach(function (parent) {
+                 parent = parent.removeNode(id);
+                 graph = graph.replace(parent);
 
-                     if (item === 8300 || item === 8360) {
-                       d.elems = [];
-                     }
+                 if (parent.isDegenerate()) {
+                   graph = actionDeleteWay(parent.id)(graph);
+                 }
+               });
+             }
 
-                     _cache$2.data[d.id] = d;
+             graph.parentRelations(entity).forEach(function (parent) {
+               parent = parent.removeMembersWithID(id);
+               graph = graph.replace(parent);
 
-                     _cache$2.rtree.insert(encodeIssueRtree$2(d));
-                   }
-                 });
+               if (parent.isDegenerate()) {
+                 graph = actionDeleteRelation(parent.id)(graph);
                }
-
-               dispatch$3.call('loaded');
-             })["catch"](function () {
-               delete _cache$2.inflightTile[tile.id];
-               _cache$2.loadedTile[tile.id] = true;
              });
-           });
-         },
-         loadIssueDetail: function loadIssueDetail(issue) {
-           var _this2 = this;
-
-           // Issue details only need to be fetched once
-           if (issue.elems !== undefined) {
-             return Promise.resolve(issue);
            }
 
-           var url = "".concat(_osmoseUrlRoot, "/issue/").concat(issue.id, "?langs=").concat(_mainLocalizer.localeCode());
-
-           var cacheDetails = function cacheDetails(data) {
-             // Associated elements used for highlighting
-             // Assign directly for immediate use in the callback
-             issue.elems = data.elems.map(function (e) {
-               return e.type.substring(0, 1) + e.id;
-             }); // Some issues have instance specific detail in a subtitle
-
-             issue.detail = data.subtitle ? marked_1(data.subtitle.auto) : '';
+           return graph.revert(id);
+         };
 
-             _this2.replaceItem(issue);
-           };
+         return action;
+       }
 
-           return d3_json(url).then(cacheDetails).then(function () {
-             return issue;
+       function actionRotate(rotateIds, pivot, angle, projection) {
+         var action = function action(graph) {
+           return graph.update(function (graph) {
+             utilGetAllNodes(rotateIds, graph).forEach(function (node) {
+               var point = geoRotate([projection(node.loc)], angle, pivot)[0];
+               graph = graph.replace(node.move(projection.invert(point)));
+             });
            });
-         },
-         loadStrings: function loadStrings() {
-           var locale = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : _mainLocalizer.localeCode();
-           var items = Object.keys(_osmoseData.icons);
-
-           if (locale in _cache$2.strings && Object.keys(_cache$2.strings[locale]).length === items.length) {
-             return Promise.resolve(_cache$2.strings[locale]);
-           } // May be partially populated already if some requests were successful
-
-
-           if (!(locale in _cache$2.strings)) {
-             _cache$2.strings[locale] = {};
-           } // Only need to cache strings for supported issue types
-           // Using multiple individual item + class requests to reduce fetched data size
-
-
-           var allRequests = items.map(function (itemType) {
-             // No need to request data we already have
-             if (itemType in _cache$2.strings[locale]) return null;
-
-             var cacheData = function cacheData(data) {
-               // Bunch of nested single value arrays of objects
-               var _data$categories = _slicedToArray(data.categories, 1),
-                   _data$categories$ = _data$categories[0],
-                   cat = _data$categories$ === void 0 ? {
-                 items: []
-               } : _data$categories$;
-
-               var _cat$items = _slicedToArray(cat.items, 1),
-                   _cat$items$ = _cat$items[0],
-                   item = _cat$items$ === void 0 ? {
-                 "class": []
-               } : _cat$items$;
+         };
 
-               var _item$class = _slicedToArray(item["class"], 1),
-                   _item$class$ = _item$class[0],
-                   cl = _item$class$ === void 0 ? null : _item$class$; // If null default value is reached, data wasn't as expected (or was empty)
+         return action;
+       }
 
+       function actionScale(ids, pivotLoc, scaleFactor, projection) {
+         return function (graph) {
+           return graph.update(function (graph) {
+             var point, radial;
+             utilGetAllNodes(ids, graph).forEach(function (node) {
+               point = projection(node.loc);
+               radial = [point[0] - pivotLoc[0], point[1] - pivotLoc[1]];
+               point = [pivotLoc[0] + scaleFactor * radial[0], pivotLoc[1] + scaleFactor * radial[1]];
+               graph = graph.replace(node.move(projection.invert(point)));
+             });
+           });
+         };
+       }
 
-               if (!cl) {
-                 /* eslint-disable no-console */
-                 console.log("Osmose strings request (".concat(itemType, ") had unexpected data"));
-                 /* eslint-enable no-console */
+       /* Align nodes along their common axis */
 
-                 return;
-               } // Cache served item colors to automatically style issue markers later
+       function actionStraightenNodes(nodeIDs, projection) {
+         function positionAlongWay(a, o, b) {
+           return geoVecDot(a, b, o) / geoVecDot(b, b, o);
+         } // returns the endpoints of the long axis of symmetry of the `points` bounding rect
 
 
-               var itemInt = item.item,
-                   color = item.color;
+         function getEndpoints(points) {
+           var ssr = geoGetSmallestSurroundingRectangle(points); // Choose line pq = axis of symmetry.
+           // The shape's surrounding rectangle has 2 axes of symmetry.
+           // Snap points to the long axis
 
-               if (/^#[A-Fa-f0-9]{6}|[A-Fa-f0-9]{3}/.test(color)) {
-                 _cache$2.colors[itemInt] = color;
-               } // Value of root key will be null if no string exists
-               // If string exists, value is an object with key 'auto' for string
+           var p1 = [(ssr.poly[0][0] + ssr.poly[1][0]) / 2, (ssr.poly[0][1] + ssr.poly[1][1]) / 2];
+           var q1 = [(ssr.poly[2][0] + ssr.poly[3][0]) / 2, (ssr.poly[2][1] + ssr.poly[3][1]) / 2];
+           var p2 = [(ssr.poly[3][0] + ssr.poly[4][0]) / 2, (ssr.poly[3][1] + ssr.poly[4][1]) / 2];
+           var q2 = [(ssr.poly[1][0] + ssr.poly[2][0]) / 2, (ssr.poly[1][1] + ssr.poly[2][1]) / 2];
+           var isLong = geoVecLength(p1, q1) > geoVecLength(p2, q2);
 
+           if (isLong) {
+             return [p1, q1];
+           }
 
-               var title = cl.title,
-                   detail = cl.detail,
-                   fix = cl.fix,
-                   trap = cl.trap; // Osmose titles shouldn't contain markdown
+           return [p2, q2];
+         }
 
-               var issueStrings = {};
-               if (title) issueStrings.title = title.auto;
-               if (detail) issueStrings.detail = marked_1(detail.auto);
-               if (trap) issueStrings.trap = marked_1(trap.auto);
-               if (fix) issueStrings.fix = marked_1(fix.auto);
-               _cache$2.strings[locale][itemType] = issueStrings;
-             };
+         var action = function action(graph, t) {
+           if (t === null || !isFinite(t)) t = 1;
+           t = Math.min(Math.max(+t, 0), 1);
+           var nodes = nodeIDs.map(function (id) {
+             return graph.entity(id);
+           });
+           var points = nodes.map(function (n) {
+             return projection(n.loc);
+           });
+           var endpoints = getEndpoints(points);
+           var startPoint = endpoints[0];
+           var endPoint = endpoints[1]; // Move points onto the line connecting the endpoints
 
-             var _itemType$split = itemType.split('-'),
-                 _itemType$split2 = _slicedToArray(_itemType$split, 2),
-                 item = _itemType$split2[0],
-                 cl = _itemType$split2[1]; // Osmose API falls back to English strings where untranslated or if locale doesn't exist
+           for (var i = 0; i < points.length; i++) {
+             var node = nodes[i];
+             var point = points[i];
+             var u = positionAlongWay(point, startPoint, endPoint);
+             var point2 = geoVecInterp(startPoint, endPoint, u);
+             var loc2 = projection.invert(point2);
+             graph = graph.replace(node.move(geoVecInterp(node.loc, loc2, t)));
+           }
 
+           return graph;
+         };
 
-             var url = "".concat(_osmoseUrlRoot, "/items/").concat(item, "/class/").concat(cl, "?langs=").concat(locale);
-             return d3_json(url).then(cacheData);
-           }).filter(Boolean);
-           return Promise.all(allRequests).then(function () {
-             return _cache$2.strings[locale];
+         action.disabled = function (graph) {
+           var nodes = nodeIDs.map(function (id) {
+             return graph.entity(id);
            });
-         },
-         getStrings: function getStrings(itemType) {
-           var locale = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _mainLocalizer.localeCode();
-           // No need to fallback to English, Osmose API handles this for us
-           return locale in _cache$2.strings ? _cache$2.strings[locale][itemType] : {};
-         },
-         getColor: function getColor(itemType) {
-           return itemType in _cache$2.colors ? _cache$2.colors[itemType] : '#FFFFFF';
-         },
-         postUpdate: function postUpdate(issue, callback) {
-           var _this3 = this;
-
-           if (_cache$2.inflightPost[issue.id]) {
-             return callback({
-               message: 'Issue update already inflight',
-               status: -2
-             }, issue);
-           } // UI sets the status to either 'done' or 'false'
+           var points = nodes.map(function (n) {
+             return projection(n.loc);
+           });
+           var endpoints = getEndpoints(points);
+           var startPoint = endpoints[0];
+           var endPoint = endpoints[1];
+           var maxDistance = 0;
 
+           for (var i = 0; i < points.length; i++) {
+             var point = points[i];
+             var u = positionAlongWay(point, startPoint, endPoint);
+             var p = geoVecInterp(startPoint, endPoint, u);
+             var dist = geoVecLength(p, point);
 
-           var url = "".concat(_osmoseUrlRoot, "/issue/").concat(issue.id, "/").concat(issue.newStatus);
-           var controller = new AbortController();
+             if (!isNaN(dist) && dist > maxDistance) {
+               maxDistance = dist;
+             }
+           }
 
-           var after = function after() {
-             delete _cache$2.inflightPost[issue.id];
+           if (maxDistance < 0.0001) {
+             return 'straight_enough';
+           }
+         };
 
-             _this3.removeItem(issue);
+         action.transitionable = true;
+         return action;
+       }
 
-             if (issue.newStatus === 'done') {
-               // Keep track of the number of issues closed per `item` to tag the changeset
-               if (!(issue.item in _cache$2.closed)) {
-                 _cache$2.closed[issue.item] = 0;
-               }
+       /*
+        * Based on https://github.com/openstreetmap/potlatch2/net/systemeD/potlatch2/tools/Straighten.as
+        */
 
-               _cache$2.closed[issue.item] += 1;
-             }
+       function actionStraightenWay(selectedIDs, projection) {
+         function positionAlongWay(a, o, b) {
+           return geoVecDot(a, b, o) / geoVecDot(b, b, o);
+         } // Return all selected ways as a continuous, ordered array of nodes
 
-             if (callback) callback(null, issue);
-           };
 
-           _cache$2.inflightPost[issue.id] = controller;
-           fetch(url, {
-             signal: controller.signal
-           }).then(after)["catch"](function (err) {
-             delete _cache$2.inflightPost[issue.id];
-             if (callback) callback(err.message);
+         function allNodes(graph) {
+           var nodes = [];
+           var startNodes = [];
+           var endNodes = [];
+           var remainingWays = [];
+           var selectedWays = selectedIDs.filter(function (w) {
+             return graph.entity(w).type === 'way';
            });
-         },
-         // Get all cached QAItems covering the viewport
-         getItems: function getItems(projection) {
-           var viewport = projection.clipExtent();
-           var min = [viewport[0][0], viewport[1][1]];
-           var max = [viewport[1][0], viewport[0][1]];
-           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
-           return _cache$2.rtree.search(bbox).map(function (d) {
-             return d.data;
+           var selectedNodes = selectedIDs.filter(function (n) {
+             return graph.entity(n).type === 'node';
            });
-         },
-         // Get a QAItem from cache
-         // NOTE: Don't change method name until UI v3 is merged
-         getError: function getError(id) {
-           return _cache$2.data[id];
-         },
-         // get the name of the icon to display for this item
-         getIcon: function getIcon(itemType) {
-           return _osmoseData.icons[itemType];
-         },
-         // Replace a single QAItem in the cache
-         replaceItem: function replaceItem(item) {
-           if (!(item instanceof QAItem) || !item.id) return;
-           _cache$2.data[item.id] = item;
-           updateRtree$2(encodeIssueRtree$2(item), true); // true = replace
 
-           return item;
-         },
-         // Remove a single QAItem from the cache
-         removeItem: function removeItem(item) {
-           if (!(item instanceof QAItem) || !item.id) return;
-           delete _cache$2.data[item.id];
-           updateRtree$2(encodeIssueRtree$2(item), false); // false = remove
-         },
-         // Used to populate `closed:osmose:*` changeset tags
-         getClosedCounts: function getClosedCounts() {
-           return _cache$2.closed;
-         },
-         itemURL: function itemURL(item) {
-           return "https://osmose.openstreetmap.fr/en/error/".concat(item.id);
-         }
-       };
+           for (var i = 0; i < selectedWays.length; i++) {
+             var way = graph.entity(selectedWays[i]);
+             nodes = way.nodes.slice(0);
+             remainingWays.push(nodes);
+             startNodes.push(nodes[0]);
+             endNodes.push(nodes[nodes.length - 1]);
+           } // Remove duplicate end/startNodes (duplicate nodes cannot be at the line end,
+           //   and need to be removed so currNode difference calculation below works)
+           // i.e. ["n-1", "n-1", "n-2"] => ["n-2"]
 
-       var apibase = 'https://a.mapillary.com/v3/';
-       var viewercss = 'mapillary-js/mapillary.min.css';
-       var viewerjs = 'mapillary-js/mapillary.min.js';
-       var clientId = 'NzNRM2otQkR2SHJzaXJmNmdQWVQ0dzo1ZWYyMmYwNjdmNDdlNmVi';
-       var mapFeatureConfig = {
-         values: ['construction--flat--crosswalk-plain', 'marking--discrete--crosswalk-zebra', 'object--banner', 'object--bench', 'object--bike-rack', 'object--billboard', 'object--catch-basin', 'object--cctv-camera', 'object--fire-hydrant', 'object--mailbox', 'object--manhole', 'object--phone-booth', 'object--sign--advertisement', 'object--sign--information', 'object--sign--store', 'object--street-light', 'object--support--utility-pole', 'object--traffic-light--*', 'object--traffic-light--pedestrians', 'object--trash-can'].join(',')
-       };
-       var maxResults = 1000;
-       var tileZoom = 14;
-       var tiler$3 = utilTiler().zoomExtent([tileZoom, tileZoom]).skipNullIsland(true);
-       var dispatch$4 = dispatch('change', 'loadedImages', 'loadedSigns', 'loadedMapFeatures', 'bearingChanged', 'nodeChanged');
-       var _mlyFallback = false;
 
-       var _mlyCache;
+           startNodes = startNodes.filter(function (n) {
+             return startNodes.indexOf(n) === startNodes.lastIndexOf(n);
+           });
+           endNodes = endNodes.filter(function (n) {
+             return endNodes.indexOf(n) === endNodes.lastIndexOf(n);
+           }); // Choose the initial endpoint to start from
 
-       var _mlyClicks;
+           var currNode = utilArrayDifference(startNodes, endNodes).concat(utilArrayDifference(endNodes, startNodes))[0];
+           var nextWay = [];
+           nodes = []; // Create nested function outside of loop to avoid "function in loop" lint error
 
-       var _mlyActiveImage;
+           var getNextWay = function getNextWay(currNode, remainingWays) {
+             return remainingWays.filter(function (way) {
+               return way[0] === currNode || way[way.length - 1] === currNode;
+             })[0];
+           }; // Add nodes to end of nodes array, until all ways are added
 
-       var _mlySelectedImageKey;
 
-       var _mlyViewer;
+           while (remainingWays.length) {
+             nextWay = getNextWay(currNode, remainingWays);
+             remainingWays = utilArrayDifference(remainingWays, [nextWay]);
 
-       var _mlyViewerFilter = ['all'];
+             if (nextWay[0] !== currNode) {
+               nextWay.reverse();
+             }
 
-       var _loadViewerPromise;
+             nodes = nodes.concat(nextWay);
+             currNode = nodes[nodes.length - 1];
+           } // If user selected 2 nodes to straighten between, then slice nodes array to those nodes
 
-       var _mlyHighlightedDetection;
 
-       var _mlyShowFeatureDetections = false;
-       var _mlyShowSignDetections = false;
+           if (selectedNodes.length === 2) {
+             var startNodeIdx = nodes.indexOf(selectedNodes[0]);
+             var endNodeIdx = nodes.indexOf(selectedNodes[1]);
+             var sortedStartEnd = [startNodeIdx, endNodeIdx];
+             sortedStartEnd.sort(function (a, b) {
+               return a - b;
+             });
+             nodes = nodes.slice(sortedStartEnd[0], sortedStartEnd[1] + 1);
+           }
 
-       function abortRequest$3(controller) {
-         controller.abort();
-       }
+           return nodes.map(function (n) {
+             return graph.entity(n);
+           });
+         }
 
-       function loadTiles(which, url, projection) {
-         var currZoom = Math.floor(geoScaleToZoom(projection.scale()));
-         var tiles = tiler$3.getTiles(projection); // abort inflight requests that are no longer needed
+         function shouldKeepNode(node, graph) {
+           return graph.parentWays(node).length > 1 || graph.parentRelations(node).length || node.hasInterestingTags();
+         }
 
-         var cache = _mlyCache[which];
-         Object.keys(cache.inflight).forEach(function (k) {
-           var wanted = tiles.find(function (tile) {
-             return k.indexOf(tile.id + ',') === 0;
+         var action = function action(graph, t) {
+           if (t === null || !isFinite(t)) t = 1;
+           t = Math.min(Math.max(+t, 0), 1);
+           var nodes = allNodes(graph);
+           var points = nodes.map(function (n) {
+             return projection(n.loc);
            });
+           var startPoint = points[0];
+           var endPoint = points[points.length - 1];
+           var toDelete = [];
+           var i;
 
-           if (!wanted) {
-             abortRequest$3(cache.inflight[k]);
-             delete cache.inflight[k];
-           }
-         });
-         tiles.forEach(function (tile) {
-           loadNextTilePage(which, currZoom, url, tile);
-         });
-       }
+           for (i = 1; i < points.length - 1; i++) {
+             var node = nodes[i];
+             var point = points[i];
 
-       function loadNextTilePage(which, currZoom, url, tile) {
-         var cache = _mlyCache[which];
-         var rect = tile.extent.rectangle();
-         var maxPages = maxPageAtZoom(currZoom);
-         var nextPage = cache.nextPage[tile.id] || 0;
-         var nextURL = cache.nextURL[tile.id] || url + utilQsString({
-           per_page: maxResults,
-           page: nextPage,
-           client_id: clientId,
-           bbox: [rect[0], rect[1], rect[2], rect[3]].join(',')
-         });
-         if (nextPage > maxPages) return;
-         var id = tile.id + ',' + String(nextPage);
-         if (cache.loaded[id] || cache.inflight[id]) return;
-         var controller = new AbortController();
-         cache.inflight[id] = controller;
-         var options = {
-           method: 'GET',
-           signal: controller.signal,
-           headers: {
-             'Content-Type': 'application/json'
+             if (t < 1 || shouldKeepNode(node, graph)) {
+               var u = positionAlongWay(point, startPoint, endPoint);
+               var p = geoVecInterp(startPoint, endPoint, u);
+               var loc2 = projection.invert(p);
+               graph = graph.replace(node.move(geoVecInterp(node.loc, loc2, t)));
+             } else {
+               // safe to delete
+               if (toDelete.indexOf(node) === -1) {
+                 toDelete.push(node);
+               }
+             }
            }
-         };
-         fetch(nextURL, options).then(function (response) {
-           if (!response.ok) {
-             throw new Error(response.status + ' ' + response.statusText);
+
+           for (i = 0; i < toDelete.length; i++) {
+             graph = actionDeleteNode(toDelete[i].id)(graph);
            }
 
-           var linkHeader = response.headers.get('Link');
+           return graph;
+         };
 
-           if (linkHeader) {
-             var pagination = parsePagination(linkHeader);
+         action.disabled = function (graph) {
+           // check way isn't too bendy
+           var nodes = allNodes(graph);
+           var points = nodes.map(function (n) {
+             return projection(n.loc);
+           });
+           var startPoint = points[0];
+           var endPoint = points[points.length - 1];
+           var threshold = 0.2 * geoVecLength(startPoint, endPoint);
+           var i;
 
-             if (pagination.next) {
-               cache.nextURL[tile.id] = pagination.next;
-             }
+           if (threshold === 0) {
+             return 'too_bendy';
            }
 
-           return response.json();
-         }).then(function (data) {
-           cache.loaded[id] = true;
-           delete cache.inflight[id];
-
-           if (!data || !data.features || !data.features.length) {
-             throw new Error('No Data');
-           }
+           var maxDistance = 0;
 
-           var features = data.features.map(function (feature) {
-             var loc = feature.geometry.coordinates;
-             var d; // An image (shown as a green dot on the map) is a single street photo with extra
-             // information such as location, camera angle (CA), camera model, and so on.
-             // Each image feature is a GeoJSON Point
+           for (i = 1; i < points.length - 1; i++) {
+             var point = points[i];
+             var u = positionAlongWay(point, startPoint, endPoint);
+             var p = geoVecInterp(startPoint, endPoint, u);
+             var dist = geoVecLength(p, point); // to bendy if point is off by 20% of total start/end distance in projected space
 
-             if (which === 'images') {
-               d = {
-                 loc: loc,
-                 key: feature.properties.key,
-                 ca: feature.properties.ca,
-                 captured_at: feature.properties.captured_at,
-                 captured_by: feature.properties.username,
-                 pano: feature.properties.pano
-               };
-               cache.forImageKey[d.key] = d; // cache imageKey -> image
-               // Mapillary organizes images as sequences. A sequence of images are continuously captured
-               // by a user at a give time. Sequences are shown on the map as green lines.
-               // Each sequence feature is a GeoJSON LineString
-             } else if (which === 'sequences') {
-               var sequenceKey = feature.properties.key;
-               cache.lineString[sequenceKey] = feature; // cache sequenceKey -> lineString
-
-               feature.properties.coordinateProperties.image_keys.forEach(function (imageKey) {
-                 cache.forImageKey[imageKey] = sequenceKey; // cache imageKey -> sequenceKey
-               });
-               return false; // because no `d` data worth loading into an rbush
-               // A map feature is a real world object that can be shown on a map. It could be any object
-               // recognized from images, manually added in images, or added on the map.
-               // Each map feature is a GeoJSON Point (located where the feature is)
-             } else if (which === 'map_features' || which === 'points') {
-               d = {
-                 loc: loc,
-                 key: feature.properties.key,
-                 value: feature.properties.value,
-                 detections: feature.properties.detections,
-                 direction: feature.properties.direction,
-                 accuracy: feature.properties.accuracy,
-                 first_seen_at: feature.properties.first_seen_at,
-                 last_seen_at: feature.properties.last_seen_at
-               };
+             if (isNaN(dist) || dist > threshold) {
+               return 'too_bendy';
+             } else if (dist > maxDistance) {
+               maxDistance = dist;
              }
-
-             return {
-               minX: loc[0],
-               minY: loc[1],
-               maxX: loc[0],
-               maxY: loc[1],
-               data: d
-             };
-           }).filter(Boolean);
-
-           if (cache.rtree && features) {
-             cache.rtree.load(features);
            }
 
-           if (data.features.length === maxResults) {
-             // more pages to load
-             cache.nextPage[tile.id] = nextPage + 1;
-             loadNextTilePage(which, currZoom, url, tile);
-           } else {
-             cache.nextPage[tile.id] = Infinity; // no more pages to load
-           }
-
-           if (which === 'images' || which === 'sequences') {
-             dispatch$4.call('loadedImages');
-           } else if (which === 'map_features') {
-             dispatch$4.call('loadedSigns');
-           } else if (which === 'points') {
-             dispatch$4.call('loadedMapFeatures');
-           }
-         })["catch"](function () {
-           cache.loaded[id] = true;
-           delete cache.inflight[id];
-         });
-       }
+           var keepingAllNodes = nodes.every(function (node, i) {
+             return i === 0 || i === nodes.length - 1 || shouldKeepNode(node, graph);
+           });
 
-       function loadData(which, url) {
-         var cache = _mlyCache[which];
-         var options = {
-           method: 'GET',
-           headers: {
-             'Content-Type': 'application/json'
+           if (maxDistance < 0.0001 && // Allow straightening even if already straight in order to remove extraneous nodes
+           keepingAllNodes) {
+             return 'straight_enough';
            }
          };
-         var nextUrl = url + '&client_id=' + clientId;
-         return fetch(nextUrl, options).then(function (response) {
-           if (!response.ok) {
-             throw new Error(response.status + ' ' + response.statusText);
-           }
-
-           return response.json();
-         }).then(function (data) {
-           if (!data || !data.features || !data.features.length) {
-             throw new Error('No Data');
-           }
 
-           data.features.forEach(function (feature) {
-             var d;
-
-             if (which === 'image_detections') {
-               d = {
-                 key: feature.properties.key,
-                 image_key: feature.properties.image_key,
-                 value: feature.properties.value,
-                 shape: feature.properties.shape
-               };
-
-               if (!cache.forImageKey[d.image_key]) {
-                 cache.forImageKey[d.image_key] = [];
-               }
-
-               cache.forImageKey[d.image_key].push(d);
-             }
-           });
-         });
+         action.transitionable = true;
+         return action;
        }
 
-       function maxPageAtZoom(z) {
-         if (z < 15) return 2;
-         if (z === 15) return 5;
-         if (z === 16) return 10;
-         if (z === 17) return 20;
-         if (z === 18) return 40;
-         if (z > 18) return 80;
-       } // extract links to pages of API results
+       //
+       // `turn` must be an `osmTurn` object with a `restrictionID` property.
+       // see osm/intersection.js, pathToTurn()
+       //
 
+       function actionUnrestrictTurn(turn) {
+         return function (graph) {
+           return actionDeleteRelation(turn.restrictionID)(graph);
+         };
+       }
 
-       function parsePagination(links) {
-         return links.split(',').map(function (rel) {
-           var elements = rel.split(';');
+       /* Reflect the given area around its axis of symmetry */
 
-           if (elements.length === 2) {
-             return [/<(.+)>/.exec(elements[0])[1], /rel="(.+)"/.exec(elements[1])[1]];
-           } else {
-             return ['', ''];
-           }
-         }).reduce(function (pagination, val) {
-           pagination[val[1]] = val[0];
-           return pagination;
-         }, {});
-       } // partition viewport into higher zoom tiles
+       function actionReflect(reflectIds, projection) {
+         var _useLongAxis = true;
 
+         var action = function action(graph, t) {
+           if (t === null || !isFinite(t)) t = 1;
+           t = Math.min(Math.max(+t, 0), 1);
+           var nodes = utilGetAllNodes(reflectIds, graph);
+           var points = nodes.map(function (n) {
+             return projection(n.loc);
+           });
+           var ssr = geoGetSmallestSurroundingRectangle(points); // Choose line pq = axis of symmetry.
+           // The shape's surrounding rectangle has 2 axes of symmetry.
+           // Reflect across the longer axis by default.
 
-       function partitionViewport(projection) {
-         var z = geoScaleToZoom(projection.scale());
-         var z2 = Math.ceil(z * 2) / 2 + 2.5; // round to next 0.5 and add 2.5
+           var p1 = [(ssr.poly[0][0] + ssr.poly[1][0]) / 2, (ssr.poly[0][1] + ssr.poly[1][1]) / 2];
+           var q1 = [(ssr.poly[2][0] + ssr.poly[3][0]) / 2, (ssr.poly[2][1] + ssr.poly[3][1]) / 2];
+           var p2 = [(ssr.poly[3][0] + ssr.poly[4][0]) / 2, (ssr.poly[3][1] + ssr.poly[4][1]) / 2];
+           var q2 = [(ssr.poly[1][0] + ssr.poly[2][0]) / 2, (ssr.poly[1][1] + ssr.poly[2][1]) / 2];
+           var p, q;
+           var isLong = geoVecLength(p1, q1) > geoVecLength(p2, q2);
 
-         var tiler = utilTiler().zoomExtent([z2, z2]);
-         return tiler.getTiles(projection).map(function (tile) {
-           return tile.extent;
-         });
-       } // no more than `limit` results per partition.
+           if (_useLongAxis && isLong || !_useLongAxis && !isLong) {
+             p = p1;
+             q = q1;
+           } else {
+             p = p2;
+             q = q2;
+           } // reflect c across pq
+           // http://math.stackexchange.com/questions/65503/point-reflection-over-a-line
 
 
-       function searchLimited(limit, projection, rtree) {
-         limit = limit || 5;
-         return partitionViewport(projection).reduce(function (result, extent) {
-           var found = rtree.search(extent.bbox()).slice(0, limit).map(function (d) {
-             return d.data;
-           });
-           return found.length ? result.concat(found) : result;
-         }, []);
-       }
+           var dx = q[0] - p[0];
+           var dy = q[1] - p[1];
+           var a = (dx * dx - dy * dy) / (dx * dx + dy * dy);
+           var b = 2 * dx * dy / (dx * dx + dy * dy);
 
-       var serviceMapillary = {
-         init: function init() {
-           if (!_mlyCache) {
-             this.reset();
+           for (var i = 0; i < nodes.length; i++) {
+             var node = nodes[i];
+             var c = projection(node.loc);
+             var c2 = [a * (c[0] - p[0]) + b * (c[1] - p[1]) + p[0], b * (c[0] - p[0]) - a * (c[1] - p[1]) + p[1]];
+             var loc2 = projection.invert(c2);
+             node = node.move(geoVecInterp(node.loc, loc2, t));
+             graph = graph.replace(node);
            }
 
-           this.event = utilRebind(this, dispatch$4, 'on');
-         },
-         reset: function reset() {
-           if (_mlyCache) {
-             Object.values(_mlyCache.images.inflight).forEach(abortRequest$3);
-             Object.values(_mlyCache.image_detections.inflight).forEach(abortRequest$3);
-             Object.values(_mlyCache.map_features.inflight).forEach(abortRequest$3);
-             Object.values(_mlyCache.points.inflight).forEach(abortRequest$3);
-             Object.values(_mlyCache.sequences.inflight).forEach(abortRequest$3);
-           }
+           return graph;
+         };
 
-           _mlyCache = {
-             images: {
-               inflight: {},
-               loaded: {},
-               nextPage: {},
-               nextURL: {},
-               rtree: new RBush(),
-               forImageKey: {}
-             },
-             image_detections: {
-               inflight: {},
-               loaded: {},
-               nextPage: {},
-               nextURL: {},
-               forImageKey: {}
-             },
-             map_features: {
-               inflight: {},
-               loaded: {},
-               nextPage: {},
-               nextURL: {},
-               rtree: new RBush()
-             },
-             points: {
-               inflight: {},
-               loaded: {},
-               nextPage: {},
-               nextURL: {},
-               rtree: new RBush()
-             },
-             sequences: {
-               inflight: {},
-               loaded: {},
-               nextPage: {},
-               nextURL: {},
-               rtree: new RBush(),
-               forImageKey: {},
-               lineString: {}
-             }
-           };
-           _mlySelectedImageKey = null;
-           _mlyActiveImage = null;
-           _mlyClicks = [];
-         },
-         images: function images(projection) {
-           var limit = 5;
-           return searchLimited(limit, projection, _mlyCache.images.rtree);
-         },
-         signs: function signs(projection) {
-           var limit = 5;
-           return searchLimited(limit, projection, _mlyCache.map_features.rtree);
-         },
-         mapFeatures: function mapFeatures(projection) {
-           var limit = 5;
-           return searchLimited(limit, projection, _mlyCache.points.rtree);
-         },
-         cachedImage: function cachedImage(imageKey) {
-           return _mlyCache.images.forImageKey[imageKey];
-         },
-         sequences: function sequences(projection) {
-           var viewport = projection.clipExtent();
-           var min = [viewport[0][0], viewport[1][1]];
-           var max = [viewport[1][0], viewport[0][1]];
-           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
-           var sequenceKeys = {}; // all sequences for images in viewport
+         action.useLongAxis = function (val) {
+           if (!arguments.length) return _useLongAxis;
+           _useLongAxis = val;
+           return action;
+         };
 
-           _mlyCache.images.rtree.search(bbox).forEach(function (d) {
-             var sequenceKey = _mlyCache.sequences.forImageKey[d.data.key];
+         action.transitionable = true;
+         return action;
+       }
 
-             if (sequenceKey) {
-               sequenceKeys[sequenceKey] = true;
-             }
-           }); // Return lineStrings for the sequences
+       function actionUpgradeTags(entityId, oldTags, replaceTags) {
+         return function (graph) {
+           var entity = graph.entity(entityId);
+           var tags = Object.assign({}, entity.tags); // shallow copy
 
+           var transferValue;
+           var semiIndex;
 
-           return Object.keys(sequenceKeys).map(function (sequenceKey) {
-             return _mlyCache.sequences.lineString[sequenceKey];
-           });
-         },
-         signsSupported: function signsSupported() {
-           return true;
-         },
-         loadImages: function loadImages(projection) {
-           loadTiles('images', apibase + 'images?sort_by=key&', projection);
-           loadTiles('sequences', apibase + 'sequences?sort_by=key&', projection);
-         },
-         loadSigns: function loadSigns(projection) {
-           loadTiles('map_features', apibase + 'map_features?layers=trafficsigns&min_nbr_image_detections=2&sort_by=key&', projection);
-         },
-         loadMapFeatures: function loadMapFeatures(projection) {
-           loadTiles('points', apibase + 'map_features?layers=points&min_nbr_image_detections=2&sort_by=key&values=' + mapFeatureConfig.values + '&', projection);
-         },
-         ensureViewerLoaded: function ensureViewerLoaded(context) {
-           if (_loadViewerPromise) return _loadViewerPromise; // add mly-wrapper
+           for (var oldTagKey in oldTags) {
+             if (!(oldTagKey in tags)) continue; // wildcard match
 
-           var wrap = context.container().select('.photoviewer').selectAll('.mly-wrapper').data([0]);
-           wrap.enter().append('div').attr('id', 'ideditor-mly').attr('class', 'photo-wrapper mly-wrapper').classed('hide', true);
-           var that = this;
-           _loadViewerPromise = new Promise(function (resolve, reject) {
-             var loadedCount = 0;
+             if (oldTags[oldTagKey] === '*') {
+               // note the value since we might need to transfer it
+               transferValue = tags[oldTagKey];
+               delete tags[oldTagKey]; // exact match
+             } else if (oldTags[oldTagKey] === tags[oldTagKey]) {
+               delete tags[oldTagKey]; // match is within semicolon-delimited values
+             } else {
+               var vals = tags[oldTagKey].split(';').filter(Boolean);
+               var oldIndex = vals.indexOf(oldTags[oldTagKey]);
 
-             function loaded() {
-               loadedCount += 1; // wait until both files are loaded
+               if (vals.length === 1 || oldIndex === -1) {
+                 delete tags[oldTagKey];
+               } else {
+                 if (replaceTags && replaceTags[oldTagKey]) {
+                   // replacing a value within a semicolon-delimited value, note the index
+                   semiIndex = oldIndex;
+                 }
 
-               if (loadedCount === 2) resolve();
+                 vals.splice(oldIndex, 1);
+                 tags[oldTagKey] = vals.join(';');
+               }
              }
+           }
 
-             var head = select('head'); // load mapillary-viewercss
-
-             head.selectAll('#ideditor-mapillary-viewercss').data([0]).enter().append('link').attr('id', 'ideditor-mapillary-viewercss').attr('rel', 'stylesheet').attr('crossorigin', 'anonymous').attr('href', context.asset(viewercss)).on('load.serviceMapillary', loaded).on('error.serviceMapillary', function () {
-               reject();
-             }); // load mapillary-viewerjs
+           if (replaceTags) {
+             for (var replaceKey in replaceTags) {
+               var replaceValue = replaceTags[replaceKey];
 
-             head.selectAll('#ideditor-mapillary-viewerjs').data([0]).enter().append('script').attr('id', 'ideditor-mapillary-viewerjs').attr('crossorigin', 'anonymous').attr('src', context.asset(viewerjs)).on('load.serviceMapillary', loaded).on('error.serviceMapillary', function () {
-               reject();
-             });
-           })["catch"](function () {
-             _loadViewerPromise = null;
-           }).then(function () {
-             that.initViewer(context);
-           });
-           return _loadViewerPromise;
-         },
-         loadSignResources: function loadSignResources(context) {
-           context.ui().svgDefs.addSprites(['mapillary-sprite'], false
-           /* don't override colors */
-           );
-           return this;
-         },
-         loadObjectResources: function loadObjectResources(context) {
-           context.ui().svgDefs.addSprites(['mapillary-object-sprite'], false
-           /* don't override colors */
-           );
-           return this;
-         },
-         resetTags: function resetTags() {
-           if (_mlyViewer && !_mlyFallback) {
-             _mlyViewer.getComponent('tag').removeAll(); // remove previous detections
+               if (replaceValue === '*') {
+                 if (tags[replaceKey] && tags[replaceKey] !== 'no') {
+                   // allow any pre-existing value except `no` (troll tag)
+                   continue;
+                 } else {
+                   // otherwise assume `yes` is okay
+                   tags[replaceKey] = 'yes';
+                 }
+               } else if (replaceValue === '$1') {
+                 tags[replaceKey] = transferValue;
+               } else {
+                 if (tags[replaceKey] && oldTags[replaceKey] && semiIndex !== undefined) {
+                   // don't override preexisting values
+                   var existingVals = tags[replaceKey].split(';').filter(Boolean);
 
+                   if (existingVals.indexOf(replaceValue) === -1) {
+                     existingVals.splice(semiIndex, 0, replaceValue);
+                     tags[replaceKey] = existingVals.join(';');
+                   }
+                 } else {
+                   tags[replaceKey] = replaceValue;
+                 }
+               }
+             }
            }
-         },
-         showFeatureDetections: function showFeatureDetections(value) {
-           _mlyShowFeatureDetections = value;
 
-           if (!_mlyShowFeatureDetections && !_mlyShowSignDetections) {
-             this.resetTags();
-           }
-         },
-         showSignDetections: function showSignDetections(value) {
-           _mlyShowSignDetections = value;
+           return graph.replace(entity.update({
+             tags: tags
+           }));
+         };
+       }
 
-           if (!_mlyShowFeatureDetections && !_mlyShowSignDetections) {
-             this.resetTags();
-           }
-         },
-         filterViewer: function filterViewer(context) {
-           var showsPano = context.photos().showsPanoramic();
-           var showsFlat = context.photos().showsFlat();
-           var fromDate = context.photos().fromDate();
-           var toDate = context.photos().toDate();
-           var usernames = context.photos().usernames();
-           var filter = ['all'];
-           if (!showsPano) filter.push(['==', 'pano', false]);
-           if (!showsFlat && showsPano) filter.push(['==', 'pano', true]);
-           if (usernames && usernames.length) filter.push(['==', 'username', usernames[0]]);
+       function behaviorEdit(context) {
+         function behavior() {
+           context.map().minzoom(context.minEditableZoom());
+         }
 
-           if (fromDate) {
-             var fromTimestamp = new Date(fromDate).getTime();
-             filter.push(['>=', 'capturedAt', fromTimestamp]);
-           }
+         behavior.off = function () {
+           context.map().minzoom(0);
+         };
 
-           if (toDate) {
-             var toTimestamp = new Date(toDate).getTime();
-             filter.push(['>=', 'capturedAt', toTimestamp]);
-           }
+         return behavior;
+       }
 
-           if (_mlyViewer) {
-             _mlyViewer.setFilter(filter);
-           }
+       /*
+          The hover behavior adds the `.hover` class on pointerover to all elements to which
+          the identical datum is bound, and removes it on pointerout.
 
-           _mlyViewerFilter = filter;
-           return filter;
-         },
-         showViewer: function showViewer(context) {
-           var wrap = context.container().select('.photoviewer').classed('hide', false);
-           var isHidden = wrap.selectAll('.photo-wrapper.mly-wrapper.hide').size();
+          The :hover pseudo-class is insufficient for iD's purposes because a datum's visual
+          representation may consist of several elements scattered throughout the DOM hierarchy.
+          Only one of these elements can have the :hover pseudo-class, but all of them will
+          have the .hover class.
+        */
 
-           if (isHidden && _mlyViewer) {
-             wrap.selectAll('.photo-wrapper:not(.mly-wrapper)').classed('hide', true);
-             wrap.selectAll('.photo-wrapper.mly-wrapper').classed('hide', false);
+       function behaviorHover(context) {
+         var dispatch = dispatch$8('hover');
 
-             _mlyViewer.resize();
-           }
+         var _selection = select(null);
 
-           return this;
-         },
-         hideViewer: function hideViewer(context) {
-           _mlyActiveImage = null;
-           _mlySelectedImageKey = null;
+         var _newNodeId = null;
+         var _initialNodeID = null;
 
-           if (!_mlyFallback && _mlyViewer) {
-             _mlyViewer.getComponent('sequence').stop();
-           }
+         var _altDisables;
 
-           var viewer = context.container().select('.photoviewer');
-           if (!viewer.empty()) viewer.datum(null);
-           viewer.classed('hide', true).selectAll('.photo-wrapper').classed('hide', true);
-           this.updateUrlImage(null);
-           dispatch$4.call('nodeChanged');
-           return this.setStyles(context, null, true);
-         },
-         parsePagination: parsePagination,
-         updateUrlImage: function updateUrlImage(imageKey) {
-           if (!window.mocha) {
-             var hash = utilStringQs(window.location.hash);
+         var _ignoreVertex;
 
-             if (imageKey) {
-               hash.photo = 'mapillary/' + imageKey;
-             } else {
-               delete hash.photo;
-             }
+         var _targets = []; // use pointer events on supported platforms; fallback to mouse events
 
-             window.location.replace('#' + utilQsString(hash, true));
-           }
-         },
-         highlightDetection: function highlightDetection(detection) {
-           if (detection) {
-             _mlyHighlightedDetection = detection.detection_key;
-           }
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
 
-           return this;
-         },
-         initViewer: function initViewer(context) {
-           var that = this;
-           if (!window.Mapillary) return;
-           var opts = {
-             baseImageSize: 320,
-             component: {
-               cover: false,
-               keyboard: false,
-               tag: true
-             }
-           }; // Disable components requiring WebGL support
+         function keydown(d3_event) {
+           if (_altDisables && d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
+             _selection.selectAll('.hover').classed('hover-suppressed', true).classed('hover', false);
 
-           if (!Mapillary.isSupported() && Mapillary.isFallbackSupported()) {
-             _mlyFallback = true;
-             opts.component = {
-               cover: false,
-               direction: false,
-               imagePlane: false,
-               keyboard: false,
-               mouse: false,
-               sequence: false,
-               tag: false,
-               image: true,
-               // fallback
-               navigation: true // fallback
+             _selection.classed('hover-disabled', true);
 
-             };
+             dispatch.call('hover', this, null);
            }
+         }
 
-           _mlyViewer = new Mapillary.Viewer('ideditor-mly', clientId, null, opts);
+         function keyup(d3_event) {
+           if (_altDisables && d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
+             _selection.selectAll('.hover-suppressed').classed('hover-suppressed', false).classed('hover', true);
 
-           _mlyViewer.on('nodechanged', nodeChanged);
+             _selection.classed('hover-disabled', false);
 
-           _mlyViewer.on('bearingchanged', bearingChanged);
+             dispatch.call('hover', this, _targets);
+           }
+         }
 
-           if (_mlyViewerFilter) {
-             _mlyViewer.setFilter(_mlyViewerFilter);
-           } // Register viewer resize handler
+         function behavior(selection) {
+           _selection = selection;
+           _targets = [];
 
+           if (_initialNodeID) {
+             _newNodeId = _initialNodeID;
+             _initialNodeID = null;
+           } else {
+             _newNodeId = null;
+           }
 
-           context.ui().photoviewer.on('resize.mapillary', function () {
-             if (_mlyViewer) _mlyViewer.resize();
-           }); // nodeChanged: called after the viewer has changed images and is ready.
-           //
-           // There is some logic here to batch up clicks into a _mlyClicks array
-           // because the user might click on a lot of markers quickly and nodechanged
-           // may be called out of order asynchronously.
-           //
-           // Clicks are added to the array in `selectedImage` and removed here.
-           //
+           _selection.on(_pointerPrefix + 'over.hover', pointerover).on(_pointerPrefix + 'out.hover', pointerout) // treat pointerdown as pointerover for touch devices
+           .on(_pointerPrefix + 'down.hover', pointerover);
 
-           function nodeChanged(node) {
-             that.resetTags();
-             var clicks = _mlyClicks;
-             var index = clicks.indexOf(node.key);
-             var selectedKey = _mlySelectedImageKey;
-             that.setActiveImage(node);
+           select(window).on(_pointerPrefix + 'up.hover pointercancel.hover', pointerout, true).on('keydown.hover', keydown).on('keyup.hover', keyup);
 
-             if (index > -1) {
-               // `nodechanged` initiated from clicking on a marker..
-               clicks.splice(index, 1); // remove the click
-               // If `node.key` matches the current _mlySelectedImageKey, call `selectImage()`
-               // one more time to update the detections and attribution..
+           function eventTarget(d3_event) {
+             var datum = d3_event.target && d3_event.target.__data__;
+             if (_typeof(datum) !== 'object') return null;
 
-               if (node.key === selectedKey) {
-                 that.selectImage(context, _mlySelectedImageKey, true);
-               }
-             } else {
-               // `nodechanged` initiated from the Mapillary viewer controls..
-               var loc = node.computedLatLon ? [node.computedLatLon.lon, node.computedLatLon.lat] : [node.latLon.lon, node.latLon.lat];
-               context.map().centerEase(loc);
-               that.selectImage(context, node.key, true);
+             if (!(datum instanceof osmEntity) && datum.properties && datum.properties.entity instanceof osmEntity) {
+               return datum.properties.entity;
              }
 
-             dispatch$4.call('nodeChanged');
-           }
-
-           function bearingChanged(e) {
-             dispatch$4.call('bearingChanged', undefined, e);
+             return datum;
            }
-         },
-         // Pass in the image key string as `imageKey`.
-         // This allows images to be selected from places that dont have access
-         // to the full image datum (like the street signs layer or the js viewer)
-         selectImage: function selectImage(context, imageKey, fromViewer) {
-           _mlySelectedImageKey = imageKey;
-           this.updateUrlImage(imageKey);
-           var d = _mlyCache.images.forImageKey[imageKey];
-           var viewer = context.container().select('.photoviewer');
-           if (!viewer.empty()) viewer.datum(d);
-           imageKey = d && d.key || imageKey;
 
-           if (!fromViewer && imageKey) {
-             _mlyClicks.push(imageKey);
-           }
+           function pointerover(d3_event) {
+             // ignore mouse hovers with buttons pressed unless dragging
+             if (context.mode().id.indexOf('drag') === -1 && (!d3_event.pointerType || d3_event.pointerType === 'mouse') && d3_event.buttons) return;
+             var target = eventTarget(d3_event);
 
-           this.setStyles(context, null, true);
+             if (target && _targets.indexOf(target) === -1) {
+               _targets.push(target);
 
-           if (_mlyShowFeatureDetections) {
-             this.updateDetections(imageKey, apibase + 'image_detections?layers=points&values=' + mapFeatureConfig.values + '&image_keys=' + imageKey);
+               updateHover(d3_event, _targets);
+             }
            }
 
-           if (_mlyShowSignDetections) {
-             this.updateDetections(imageKey, apibase + 'image_detections?layers=trafficsigns&image_keys=' + imageKey);
-           }
+           function pointerout(d3_event) {
+             var target = eventTarget(d3_event);
 
-           if (_mlyViewer && imageKey) {
-             _mlyViewer.moveToKey(imageKey)["catch"](function (e) {
-               console.error('mly3', e);
-             }); // eslint-disable-line no-console
+             var index = _targets.indexOf(target);
 
-           }
+             if (index !== -1) {
+               _targets.splice(index);
 
-           return this;
-         },
-         getActiveImage: function getActiveImage() {
-           return _mlyActiveImage;
-         },
-         getSelectedImageKey: function getSelectedImageKey() {
-           return _mlySelectedImageKey;
-         },
-         getSequenceKeyForImageKey: function getSequenceKeyForImageKey(imageKey) {
-           return _mlyCache.sequences.forImageKey[imageKey];
-         },
-         setActiveImage: function setActiveImage(node) {
-           if (node) {
-             _mlyActiveImage = {
-               ca: node.originalCA,
-               key: node.key,
-               loc: [node.originalLatLon.lon, node.originalLatLon.lat],
-               pano: node.pano
-             };
-           } else {
-             _mlyActiveImage = null;
-           }
-         },
-         // Updates the currently highlighted sequence and selected bubble.
-         // Reset is only necessary when interacting with the viewport because
-         // this implicitly changes the currently selected bubble/sequence
-         setStyles: function setStyles(context, hovered, reset) {
-           if (reset) {
-             // reset all layers
-             context.container().selectAll('.viewfield-group').classed('highlighted', false).classed('hovered', false);
-             context.container().selectAll('.sequence').classed('highlighted', false).classed('currentView', false);
+               updateHover(d3_event, _targets);
+             }
            }
 
-           var hoveredImageKey = hovered && hovered.key;
-           var hoveredSequenceKey = hoveredImageKey && this.getSequenceKeyForImageKey(hoveredImageKey);
-           var hoveredLineString = hoveredSequenceKey && _mlyCache.sequences.lineString[hoveredSequenceKey];
-           var hoveredImageKeys = hoveredLineString && hoveredLineString.properties.coordinateProperties.image_keys || [];
-           var selectedImageKey = _mlySelectedImageKey;
-           var selectedSequenceKey = selectedImageKey && this.getSequenceKeyForImageKey(selectedImageKey);
-           var selectedLineString = selectedSequenceKey && _mlyCache.sequences.lineString[selectedSequenceKey];
-           var selectedImageKeys = selectedLineString && selectedLineString.properties.coordinateProperties.image_keys || []; // highlight sibling viewfields on either the selected or the hovered sequences
-
-           var highlightedImageKeys = utilArrayUnion(hoveredImageKeys, selectedImageKeys);
-           context.container().selectAll('.layer-mapillary .viewfield-group').classed('highlighted', function (d) {
-             return highlightedImageKeys.indexOf(d.key) !== -1;
-           }).classed('hovered', function (d) {
-             return d.key === hoveredImageKey;
-           });
-           context.container().selectAll('.layer-mapillary .sequence').classed('highlighted', function (d) {
-             return d.properties.key === hoveredSequenceKey;
-           }).classed('currentView', function (d) {
-             return d.properties.key === selectedSequenceKey;
-           }); // update viewfields if needed
-
-           context.container().selectAll('.viewfield-group .viewfield').attr('d', viewfieldPath);
+           function allowsVertex(d) {
+             return d.geometry(context.graph()) === 'vertex' || _mainPresetIndex.allowsVertex(d, context.graph());
+           }
 
-           function viewfieldPath() {
-             var d = this.parentNode.__data__;
+           function modeAllowsHover(target) {
+             var mode = context.mode();
 
-             if (d.pano && d.key !== selectedImageKey) {
-               return 'M 8,13 m -10,0 a 10,10 0 1,0 20,0 a 10,10 0 1,0 -20,0';
-             } else {
-               return 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z';
+             if (mode.id === 'add-point') {
+               return mode.preset.matchGeometry('vertex') || target.type !== 'way' && target.geometry(context.graph()) !== 'vertex';
              }
+
+             return true;
            }
 
-           return this;
-         },
-         updateDetections: function updateDetections(imageKey, url) {
-           if (!_mlyViewer || _mlyFallback) return;
-           if (!imageKey) return;
+           function updateHover(d3_event, targets) {
+             _selection.selectAll('.hover').classed('hover', false);
 
-           if (!_mlyCache.image_detections.forImageKey[imageKey]) {
-             loadData('image_detections', url).then(function () {
-               showDetections(_mlyCache.image_detections.forImageKey[imageKey] || []);
-             });
-           } else {
-             showDetections(_mlyCache.image_detections.forImageKey[imageKey]);
-           }
+             _selection.selectAll('.hover-suppressed').classed('hover-suppressed', false);
 
-           function showDetections(detections) {
-             detections.forEach(function (data) {
-               var tag = makeTag(data);
+             var mode = context.mode();
 
-               if (tag) {
-                 var tagComponent = _mlyViewer.getComponent('tag');
+             if (!_newNodeId && (mode.id === 'draw-line' || mode.id === 'draw-area')) {
+               var node = targets.find(function (target) {
+                 return target instanceof osmEntity && target.type === 'node';
+               });
+               _newNodeId = node && node.id;
+             }
 
-                 tagComponent.add([tag]);
+             targets = targets.filter(function (datum) {
+               if (datum instanceof osmEntity) {
+                 // If drawing a way, don't hover on a node that was just placed. #3974
+                 return datum.id !== _newNodeId && (datum.type !== 'node' || !_ignoreVertex || allowsVertex(datum)) && modeAllowsHover(datum);
                }
+
+               return true;
              });
-           }
+             var selector = '';
 
-           function makeTag(data) {
-             var valueParts = data.value.split('--');
-             if (!valueParts.length) return;
-             var tag;
-             var text;
-             var color = 0xffffff;
+             for (var i in targets) {
+               var datum = targets[i]; // What are we hovering over?
 
-             if (_mlyHighlightedDetection === data.key) {
-               color = 0xffff00;
-               text = valueParts[1];
+               if (datum.__featurehash__) {
+                 // hovering custom data
+                 selector += ', .data' + datum.__featurehash__;
+               } else if (datum instanceof QAItem) {
+                 selector += ', .' + datum.service + '.itemId-' + datum.id;
+               } else if (datum instanceof osmNote) {
+                 selector += ', .note-' + datum.id;
+               } else if (datum instanceof osmEntity) {
+                 selector += ', .' + datum.id;
 
-               if (text === 'flat' || text === 'discrete' || text === 'sign') {
-                 text = valueParts[2];
+                 if (datum.type === 'relation') {
+                   for (var j in datum.members) {
+                     selector += ', .' + datum.members[j].id;
+                   }
+                 }
                }
-
-               text = text.replace(/-/g, ' ');
-               text = text.charAt(0).toUpperCase() + text.slice(1);
-               _mlyHighlightedDetection = null;
              }
 
-             if (data.shape.type === 'Polygon') {
-               var polygonGeometry = new Mapillary.TagComponent.PolygonGeometry(data.shape.coordinates[0]);
-               tag = new Mapillary.TagComponent.OutlineTag(data.key, polygonGeometry, {
-                 text: text,
-                 textColor: color,
-                 lineColor: color,
-                 lineWidth: 2,
-                 fillColor: color,
-                 fillOpacity: 0.3
-               });
-             } else if (data.shape.type === 'Point') {
-               var pointGeometry = new Mapillary.TagComponent.PointGeometry(data.shape.coordinates[0]);
-               tag = new Mapillary.TagComponent.SpotTag(data.key, pointGeometry, {
-                 text: text,
-                 color: color,
-                 textColor: color
-               });
+             var suppressed = _altDisables && d3_event && d3_event.altKey;
+
+             if (selector.trim().length) {
+               // remove the first comma
+               selector = selector.slice(1);
+
+               _selection.selectAll(selector).classed(suppressed ? 'hover-suppressed' : 'hover', true);
              }
 
-             return tag;
+             dispatch.call('hover', this, !suppressed && targets);
            }
-         },
-         cache: function cache() {
-           return _mlyCache;
          }
-       };
 
-       function validationIssue(attrs) {
-         this.type = attrs.type; // required - name of rule that created the issue (e.g. 'missing_tag')
+         behavior.off = function (selection) {
+           selection.selectAll('.hover').classed('hover', false);
+           selection.selectAll('.hover-suppressed').classed('hover-suppressed', false);
+           selection.classed('hover-disabled', false);
+           selection.on(_pointerPrefix + 'over.hover', null).on(_pointerPrefix + 'out.hover', null).on(_pointerPrefix + 'down.hover', null);
+           select(window).on(_pointerPrefix + 'up.hover pointercancel.hover', null, true).on('keydown.hover', null).on('keyup.hover', null);
+         };
 
-         this.subtype = attrs.subtype; // optional - category of the issue within the type (e.g. 'relation_type' under 'missing_tag')
+         behavior.altDisables = function (val) {
+           if (!arguments.length) return _altDisables;
+           _altDisables = val;
+           return behavior;
+         };
 
-         this.severity = attrs.severity; // required - 'warning' or 'error'
+         behavior.ignoreVertex = function (val) {
+           if (!arguments.length) return _ignoreVertex;
+           _ignoreVertex = val;
+           return behavior;
+         };
 
-         this.message = attrs.message; // required - function returning localized string
+         behavior.initialNodeID = function (nodeId) {
+           _initialNodeID = nodeId;
+           return behavior;
+         };
 
-         this.reference = attrs.reference; // optional - function(selection) to render reference information
+         return utilRebind(behavior, dispatch, 'on');
+       }
 
-         this.entityIds = attrs.entityIds; // optional - array of IDs of entities involved in the issue
+       var _disableSpace = false;
+       var _lastSpace = null;
+       function behaviorDraw(context) {
+         var dispatch = dispatch$8('move', 'down', 'downcancel', 'click', 'clickWay', 'clickNode', 'undo', 'cancel', 'finish');
+         var keybinding = utilKeybinding('draw');
 
-         this.loc = attrs.loc; // optional - [lon, lat] to zoom in on to see the issue
+         var _hover = behaviorHover(context).altDisables(true).ignoreVertex(true).on('hover', context.ui().sidebar.hover);
 
-         this.data = attrs.data; // optional - object containing extra data for the fixes
+         var _edit = behaviorEdit(context);
 
-         this.dynamicFixes = attrs.dynamicFixes; // optional - function(context) returning fixes
+         var _closeTolerance = 4;
+         var _tolerance = 12;
+         var _mouseLeave = false;
+         var _lastMouse = null;
 
-         this.hash = attrs.hash; // optional - string to further differentiate the issue
+         var _lastPointerUpEvent;
 
-         this.id = generateID.apply(this); // generated - see below
+         var _downPointer; // use pointer events on supported platforms; fallback to mouse events
 
-         this.autoFix = null; // generated - if autofix exists, will be set below
-         // A unique, deterministic string hash.
-         // Issues with identical id values are considered identical.
 
-         function generateID() {
-           var parts = [this.type];
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse'; // related code
+         // - `mode/drag_node.js` `datum()`
 
-           if (this.hash) {
-             // subclasses can pass in their own differentiator
-             parts.push(this.hash);
-           }
 
-           if (this.subtype) {
-             parts.push(this.subtype);
-           } // include the entities this issue is for
-           // (sort them so the id is deterministic)
+         function datum(d3_event) {
+           var mode = context.mode();
+           var isNote = mode && mode.id.indexOf('note') !== -1;
+           if (d3_event.altKey || isNote) return {};
+           var element;
 
+           if (d3_event.type === 'keydown') {
+             element = _lastMouse && _lastMouse.target;
+           } else {
+             element = d3_event.target;
+           } // When drawing, snap only to touch targets..
+           // (this excludes area fills and active drawing elements)
 
-           if (this.entityIds) {
-             var entityKeys = this.entityIds.slice().sort();
-             parts.push.apply(parts, entityKeys);
-           }
 
-           return parts.join(':');
+           var d = element.__data__;
+           return d && d.properties && d.properties.target ? d : {};
          }
 
-         this.extent = function (resolver) {
-           if (this.loc) {
-             return geoExtent(this.loc);
-           }
-
-           if (this.entityIds && this.entityIds.length) {
-             return this.entityIds.reduce(function (extent, entityId) {
-               return extent.extend(resolver.entity(entityId).extent(resolver));
-             }, geoExtent());
-           }
-
-           return null;
-         };
+         function pointerdown(d3_event) {
+           if (_downPointer) return;
+           var pointerLocGetter = utilFastMouse(this);
+           _downPointer = {
+             id: d3_event.pointerId || 'mouse',
+             pointerLocGetter: pointerLocGetter,
+             downTime: +new Date(),
+             downLoc: pointerLocGetter(d3_event)
+           };
+           dispatch.call('down', this, d3_event, datum(d3_event));
+         }
 
-         this.fixes = function (context) {
-           var fixes = this.dynamicFixes ? this.dynamicFixes(context) : [];
-           var issue = this;
+         function pointerup(d3_event) {
+           if (!_downPointer || _downPointer.id !== (d3_event.pointerId || 'mouse')) return;
+           var downPointer = _downPointer;
+           _downPointer = null;
+           _lastPointerUpEvent = d3_event;
+           if (downPointer.isCancelled) return;
+           var t2 = +new Date();
+           var p2 = downPointer.pointerLocGetter(d3_event);
+           var dist = geoVecLength(downPointer.downLoc, p2);
 
-           if (issue.severity === 'warning') {
-             // allow ignoring any issue that's not an error
-             fixes.push(new validationIssueFix({
-               title: _t.html('issues.fix.ignore_issue.title'),
-               icon: 'iD-icon-close',
-               onClick: function onClick() {
-                 context.validator().ignoreIssue(this.issue.id);
-               }
-             }));
+           if (dist < _closeTolerance || dist < _tolerance && t2 - downPointer.downTime < 500) {
+             // Prevent a quick second click
+             select(window).on('click.draw-block', function () {
+               d3_event.stopPropagation();
+             }, true);
+             context.map().dblclickZoomEnable(false);
+             window.setTimeout(function () {
+               context.map().dblclickZoomEnable(true);
+               select(window).on('click.draw-block', null);
+             }, 500);
+             click(d3_event, p2);
            }
+         }
 
-           fixes.forEach(function (fix) {
-             // the id doesn't matter as long as it's unique to this issue/fix
-             fix.id = fix.title; // add a reference to the issue for use in actions
+         function pointermove(d3_event) {
+           if (_downPointer && _downPointer.id === (d3_event.pointerId || 'mouse') && !_downPointer.isCancelled) {
+             var p2 = _downPointer.pointerLocGetter(d3_event);
 
-             fix.issue = issue;
+             var dist = geoVecLength(_downPointer.downLoc, p2);
 
-             if (fix.autoArgs) {
-               issue.autoFix = fix;
+             if (dist >= _closeTolerance) {
+               _downPointer.isCancelled = true;
+               dispatch.call('downcancel', this);
              }
-           });
-           return fixes;
-         };
-       }
-       function validationIssueFix(attrs) {
-         this.title = attrs.title; // Required
-
-         this.onClick = attrs.onClick; // Optional - the function to run to apply the fix
+           }
 
-         this.disabledReason = attrs.disabledReason; // Optional - a string explaining why the fix is unavailable, if any
+           if (d3_event.pointerType && d3_event.pointerType !== 'mouse' || d3_event.buttons || _downPointer) return; // HACK: Mobile Safari likes to send one or more `mouse` type pointermove
+           // events immediately after non-mouse pointerup events; detect and ignore them.
 
-         this.icon = attrs.icon; // Optional - shows 'iD-icon-wrench' if not set
+           if (_lastPointerUpEvent && _lastPointerUpEvent.pointerType !== 'mouse' && d3_event.timeStamp - _lastPointerUpEvent.timeStamp < 100) return;
+           _lastMouse = d3_event;
+           dispatch.call('move', this, d3_event, datum(d3_event));
+         }
 
-         this.entityIds = attrs.entityIds || []; // Optional - used for hover-higlighting.
+         function pointercancel(d3_event) {
+           if (_downPointer && _downPointer.id === (d3_event.pointerId || 'mouse')) {
+             if (!_downPointer.isCancelled) {
+               dispatch.call('downcancel', this);
+             }
 
-         this.autoArgs = attrs.autoArgs; // Optional - pass [actions, annotation] arglist if this fix can automatically run
+             _downPointer = null;
+           }
+         }
 
-         this.issue = null; // Generated link - added by validationIssue
-       }
+         function mouseenter() {
+           _mouseLeave = false;
+         }
 
-       var buildRuleChecks = function buildRuleChecks() {
-         return {
-           equals: function equals(_equals) {
-             return function (tags) {
-               return Object.keys(_equals).every(function (k) {
-                 return _equals[k] === tags[k];
-               });
-             };
-           },
-           notEquals: function notEquals(_notEquals) {
-             return function (tags) {
-               return Object.keys(_notEquals).some(function (k) {
-                 return _notEquals[k] !== tags[k];
-               });
-             };
-           },
-           absence: function absence(_absence) {
-             return function (tags) {
-               return Object.keys(tags).indexOf(_absence) === -1;
-             };
-           },
-           presence: function presence(_presence) {
-             return function (tags) {
-               return Object.keys(tags).indexOf(_presence) > -1;
-             };
-           },
-           greaterThan: function greaterThan(_greaterThan) {
-             var key = Object.keys(_greaterThan)[0];
-             var value = _greaterThan[key];
-             return function (tags) {
-               return tags[key] > value;
-             };
-           },
-           greaterThanEqual: function greaterThanEqual(_greaterThanEqual) {
-             var key = Object.keys(_greaterThanEqual)[0];
-             var value = _greaterThanEqual[key];
-             return function (tags) {
-               return tags[key] >= value;
-             };
-           },
-           lessThan: function lessThan(_lessThan) {
-             var key = Object.keys(_lessThan)[0];
-             var value = _lessThan[key];
-             return function (tags) {
-               return tags[key] < value;
-             };
-           },
-           lessThanEqual: function lessThanEqual(_lessThanEqual) {
-             var key = Object.keys(_lessThanEqual)[0];
-             var value = _lessThanEqual[key];
-             return function (tags) {
-               return tags[key] <= value;
-             };
-           },
-           positiveRegex: function positiveRegex(_positiveRegex) {
-             var tagKey = Object.keys(_positiveRegex)[0];
+         function mouseleave() {
+           _mouseLeave = true;
+         }
 
-             var expression = _positiveRegex[tagKey].join('|');
+         function allowsVertex(d) {
+           return d.geometry(context.graph()) === 'vertex' || _mainPresetIndex.allowsVertex(d, context.graph());
+         } // related code
+         // - `mode/drag_node.js`     `doMove()`
+         // - `behavior/draw.js`      `click()`
+         // - `behavior/draw_way.js`  `move()`
 
-             var regex = new RegExp(expression);
-             return function (tags) {
-               return regex.test(tags[tagKey]);
-             };
-           },
-           negativeRegex: function negativeRegex(_negativeRegex) {
-             var tagKey = Object.keys(_negativeRegex)[0];
 
-             var expression = _negativeRegex[tagKey].join('|');
+         function click(d3_event, loc) {
+           var d = datum(d3_event);
+           var target = d && d.properties && d.properties.entity;
+           var mode = context.mode();
 
-             var regex = new RegExp(expression);
-             return function (tags) {
-               return !regex.test(tags[tagKey]);
-             };
-           }
-         };
-       };
+           if (target && target.type === 'node' && allowsVertex(target)) {
+             // Snap to a node
+             dispatch.call('clickNode', this, target, d);
+             return;
+           } else if (target && target.type === 'way' && (mode.id !== 'add-point' || mode.preset.matchGeometry('vertex'))) {
+             // Snap to a way
+             var choice = geoChooseEdge(context.graph().childNodes(target), loc, context.projection, context.activeID());
 
-       var buildLineKeys = function buildLineKeys() {
-         return {
-           highway: {
-             rest_area: true,
-             services: true
-           },
-           railway: {
-             roundhouse: true,
-             station: true,
-             traverser: true,
-             turntable: true,
-             wash: true
+             if (choice) {
+               var edge = [target.nodes[choice.index - 1], target.nodes[choice.index]];
+               dispatch.call('clickWay', this, choice.loc, edge, d);
+               return;
+             }
+           } else if (mode.id !== 'add-point' || mode.preset.matchGeometry('point')) {
+             var locLatLng = context.projection.invert(loc);
+             dispatch.call('click', this, locLatLng, d);
            }
-         };
-       };
+         } // treat a spacebar press like a click
 
-       var serviceMapRules = {
-         init: function init() {
-           this._ruleChecks = buildRuleChecks();
-           this._validationRules = [];
-           this._areaKeys = osmAreaKeys;
-           this._lineKeys = buildLineKeys();
-         },
-         // list of rules only relevant to tag checks...
-         filterRuleChecks: function filterRuleChecks(selector) {
-           var _ruleChecks = this._ruleChecks;
-           return Object.keys(selector).reduce(function (rules, key) {
-             if (['geometry', 'error', 'warning'].indexOf(key) === -1) {
-               rules.push(_ruleChecks[key](selector[key]));
-             }
 
-             return rules;
-           }, []);
-         },
-         // builds tagMap from mapcss-parse selector object...
-         buildTagMap: function buildTagMap(selector) {
-           var getRegexValues = function getRegexValues(regexes) {
-             return regexes.map(function (regex) {
-               return regex.replace(/\$|\^/g, '');
-             });
-           };
+         function space(d3_event) {
+           d3_event.preventDefault();
+           d3_event.stopPropagation();
+           var currSpace = context.map().mouse();
 
-           var tagMap = Object.keys(selector).reduce(function (expectedTags, key) {
-             var values;
-             var isRegex = /regex/gi.test(key);
-             var isEqual = /equals/gi.test(key);
+           if (_disableSpace && _lastSpace) {
+             var dist = geoVecLength(_lastSpace, currSpace);
 
-             if (isRegex || isEqual) {
-               Object.keys(selector[key]).forEach(function (selectorKey) {
-                 values = isEqual ? [selector[key][selectorKey]] : getRegexValues(selector[key][selectorKey]);
+             if (dist > _tolerance) {
+               _disableSpace = false;
+             }
+           }
 
-                 if (expectedTags.hasOwnProperty(selectorKey)) {
-                   values = values.concat(expectedTags[selectorKey]);
-                 }
+           if (_disableSpace || _mouseLeave || !_lastMouse) return; // user must move mouse or release space bar to allow another click
 
-                 expectedTags[selectorKey] = values;
-               });
-             } else if (/(greater|less)Than(Equal)?|presence/g.test(key)) {
-               var tagKey = /presence/.test(key) ? selector[key] : Object.keys(selector[key])[0];
-               values = [selector[key][tagKey]];
+           _lastSpace = currSpace;
+           _disableSpace = true;
+           select(window).on('keyup.space-block', function () {
+             d3_event.preventDefault();
+             d3_event.stopPropagation();
+             _disableSpace = false;
+             select(window).on('keyup.space-block', null);
+           }); // get the current mouse position
 
-               if (expectedTags.hasOwnProperty(tagKey)) {
-                 values = values.concat(expectedTags[tagKey]);
-               }
+           var loc = context.map().mouse() || // or the map center if the mouse has never entered the map
+           context.projection(context.map().center());
+           click(d3_event, loc);
+         }
 
-               expectedTags[tagKey] = values;
-             }
+         function backspace(d3_event) {
+           d3_event.preventDefault();
+           dispatch.call('undo');
+         }
 
-             return expectedTags;
-           }, {});
-           return tagMap;
-         },
-         // inspired by osmWay#isArea()
-         inferGeometry: function inferGeometry(tagMap) {
-           var _lineKeys = this._lineKeys;
-           var _areaKeys = this._areaKeys;
+         function del(d3_event) {
+           d3_event.preventDefault();
+           dispatch.call('cancel');
+         }
 
-           var keyValueDoesNotImplyArea = function keyValueDoesNotImplyArea(key) {
-             return utilArrayIntersection(tagMap[key], Object.keys(_areaKeys[key])).length > 0;
-           };
+         function ret(d3_event) {
+           d3_event.preventDefault();
+           dispatch.call('finish');
+         }
 
-           var keyValueImpliesLine = function keyValueImpliesLine(key) {
-             return utilArrayIntersection(tagMap[key], Object.keys(_lineKeys[key])).length > 0;
-           };
+         function behavior(selection) {
+           context.install(_hover);
+           context.install(_edit);
+           _downPointer = null;
+           keybinding.on('⌫', backspace).on('⌦', del).on('⎋', ret).on('↩', ret).on('space', space).on('⌥space', space);
+           selection.on('mouseenter.draw', mouseenter).on('mouseleave.draw', mouseleave).on(_pointerPrefix + 'down.draw', pointerdown).on(_pointerPrefix + 'move.draw', pointermove);
+           select(window).on(_pointerPrefix + 'up.draw', pointerup, true).on('pointercancel.draw', pointercancel, true);
+           select(document).call(keybinding);
+           return behavior;
+         }
 
-           if (tagMap.hasOwnProperty('area')) {
-             if (tagMap.area.indexOf('yes') > -1) {
-               return 'area';
-             }
+         behavior.off = function (selection) {
+           context.ui().sidebar.hover.cancel();
+           context.uninstall(_hover);
+           context.uninstall(_edit);
+           selection.on('mouseenter.draw', null).on('mouseleave.draw', null).on(_pointerPrefix + 'down.draw', null).on(_pointerPrefix + 'move.draw', null);
+           select(window).on(_pointerPrefix + 'up.draw', null).on('pointercancel.draw', null); // note: keyup.space-block, click.draw-block should remain
 
-             if (tagMap.area.indexOf('no') > -1) {
-               return 'line';
-             }
-           }
+           select(document).call(keybinding.unbind);
+         };
 
-           for (var key in tagMap) {
-             if (key in _areaKeys && !keyValueDoesNotImplyArea(key)) {
-               return 'area';
-             }
+         behavior.hover = function () {
+           return _hover;
+         };
 
-             if (key in _lineKeys && keyValueImpliesLine(key)) {
-               return 'area';
-             }
-           }
+         return utilRebind(behavior, dispatch, 'on');
+       }
 
-           return 'line';
-         },
-         // adds from mapcss-parse selector check...
-         addRule: function addRule(selector) {
-           var rule = {
-             // checks relevant to mapcss-selector
-             checks: this.filterRuleChecks(selector),
-             // true if all conditions for a tag error are true..
-             matches: function matches(entity) {
-               return this.checks.every(function (check) {
-                 return check(entity.tags);
-               });
-             },
-             // borrowed from Way#isArea()
-             inferredGeometry: this.inferGeometry(this.buildTagMap(selector), this._areaKeys),
-             geometryMatches: function geometryMatches(entity, graph) {
-               if (entity.type === 'node' || entity.type === 'relation') {
-                 return selector.geometry === entity.type;
-               } else if (entity.type === 'way') {
-                 return this.inferredGeometry === entity.geometry(graph);
-               }
-             },
-             // when geometries match and tag matches are present, return a warning...
-             findIssues: function findIssues(entity, graph, issues) {
-               if (this.geometryMatches(entity, graph) && this.matches(entity)) {
-                 var severity = Object.keys(selector).indexOf('error') > -1 ? 'error' : 'warning';
-                 var _message = selector[severity];
-                 issues.push(new validationIssue({
-                   type: 'maprules',
-                   severity: severity,
-                   message: function message() {
-                     return _message;
-                   },
-                   entityIds: [entity.id]
-                 }));
-               }
-             }
-           };
+       function initRange(domain, range) {
+         switch (arguments.length) {
+           case 0:
+             break;
 
-           this._validationRules.push(rule);
-         },
-         clearRules: function clearRules() {
-           this._validationRules = [];
-         },
-         // returns validationRules...
-         validationRules: function validationRules() {
-           return this._validationRules;
-         },
-         // returns ruleChecks
-         ruleChecks: function ruleChecks() {
-           return this._ruleChecks;
+           case 1:
+             this.range(domain);
+             break;
+
+           default:
+             this.range(range).domain(domain);
+             break;
          }
-       };
 
-       var apibase$1 = 'https://nominatim.openstreetmap.org/';
-       var _inflight = {};
+         return this;
+       }
 
-       var _nominatimCache;
+       function constants(x) {
+         return function () {
+           return x;
+         };
+       }
 
-       var serviceNominatim = {
-         init: function init() {
-           _inflight = {};
-           _nominatimCache = new RBush();
-         },
-         reset: function reset() {
-           Object.values(_inflight).forEach(function (controller) {
-             controller.abort();
-           });
-           _inflight = {};
-           _nominatimCache = new RBush();
-         },
-         countryCode: function countryCode(location, callback) {
-           this.reverse(location, function (err, result) {
-             if (err) {
-               return callback(err);
-             } else if (result.address) {
-               return callback(null, result.address.country_code);
-             } else {
-               return callback('Unable to geocode', null);
-             }
-           });
-         },
-         reverse: function reverse(loc, callback) {
-           var cached = _nominatimCache.search({
-             minX: loc[0],
-             minY: loc[1],
-             maxX: loc[0],
-             maxY: loc[1]
-           });
+       function number(x) {
+         return +x;
+       }
 
-           if (cached.length > 0) {
-             if (callback) callback(null, cached[0].data);
-             return;
-           }
+       var unit = [0, 1];
+       function identity$1(x) {
+         return x;
+       }
 
-           var params = {
-             zoom: 13,
-             format: 'json',
-             addressdetails: 1,
-             lat: loc[1],
-             lon: loc[0]
-           };
-           var url = apibase$1 + 'reverse?' + utilQsString(params);
-           if (_inflight[url]) return;
-           var controller = new AbortController();
-           _inflight[url] = controller;
-           d3_json(url, {
-             signal: controller.signal
-           }).then(function (result) {
-             delete _inflight[url];
+       function normalize(a, b) {
+         return (b -= a = +a) ? function (x) {
+           return (x - a) / b;
+         } : constants(isNaN(b) ? NaN : 0.5);
+       }
 
-             if (result && result.error) {
-               throw new Error(result.error);
-             }
+       function clamper(a, b) {
+         var t;
+         if (a > b) t = a, a = b, b = t;
+         return function (x) {
+           return Math.max(a, Math.min(b, x));
+         };
+       } // normalize(a, b)(x) takes a domain value x in [a,b] and returns the corresponding parameter t in [0,1].
+       // interpolate(a, b)(t) takes a parameter t in [0,1] and returns the corresponding range value x in [a,b].
 
-             var extent = geoExtent(loc).padByMeters(200);
 
-             _nominatimCache.insert(Object.assign(extent.bbox(), {
-               data: result
-             }));
+       function bimap(domain, range, interpolate) {
+         var d0 = domain[0],
+             d1 = domain[1],
+             r0 = range[0],
+             r1 = range[1];
+         if (d1 < d0) d0 = normalize(d1, d0), r0 = interpolate(r1, r0);else d0 = normalize(d0, d1), r0 = interpolate(r0, r1);
+         return function (x) {
+           return r0(d0(x));
+         };
+       }
 
-             if (callback) callback(null, result);
-           })["catch"](function (err) {
-             delete _inflight[url];
-             if (err.name === 'AbortError') return;
-             if (callback) callback(err.message);
-           });
-         },
-         search: function search(val, callback) {
-           var searchVal = encodeURIComponent(val);
-           var url = apibase$1 + 'search/' + searchVal + '?limit=10&format=json';
-           if (_inflight[url]) return;
-           var controller = new AbortController();
-           _inflight[url] = controller;
-           d3_json(url, {
-             signal: controller.signal
-           }).then(function (result) {
-             delete _inflight[url];
+       function polymap(domain, range, interpolate) {
+         var j = Math.min(domain.length, range.length) - 1,
+             d = new Array(j),
+             r = new Array(j),
+             i = -1; // Reverse descending domains.
 
-             if (result && result.error) {
-               throw new Error(result.error);
-             }
+         if (domain[j] < domain[0]) {
+           domain = domain.slice().reverse();
+           range = range.slice().reverse();
+         }
 
-             if (callback) callback(null, result);
-           })["catch"](function (err) {
-             delete _inflight[url];
-             if (err.name === 'AbortError') return;
-             if (callback) callback(err.message);
-           });
+         while (++i < j) {
+           d[i] = normalize(domain[i], domain[i + 1]);
+           r[i] = interpolate(range[i], range[i + 1]);
          }
-       };
 
-       var apibase$2 = 'https://openstreetcam.org';
-       var maxResults$1 = 1000;
-       var tileZoom$1 = 14;
-       var tiler$4 = utilTiler().zoomExtent([tileZoom$1, tileZoom$1]).skipNullIsland(true);
-       var dispatch$5 = dispatch('loadedImages');
-       var imgZoom = d3_zoom().extent([[0, 0], [320, 240]]).translateExtent([[0, 0], [320, 240]]).scaleExtent([1, 15]);
+         return function (x) {
+           var i = bisectRight(domain, x, 1, j) - 1;
+           return r[i](d[i](x));
+         };
+       }
 
-       var _oscCache;
+       function copy(source, target) {
+         return target.domain(source.domain()).range(source.range()).interpolate(source.interpolate()).clamp(source.clamp()).unknown(source.unknown());
+       }
+       function transformer() {
+         var domain = unit,
+             range = unit,
+             interpolate = interpolate$1,
+             transform,
+             untransform,
+             unknown,
+             clamp = identity$1,
+             piecewise,
+             output,
+             input;
 
-       var _oscSelectedImage;
+         function rescale() {
+           var n = Math.min(domain.length, range.length);
+           if (clamp !== identity$1) clamp = clamper(domain[0], domain[n - 1]);
+           piecewise = n > 2 ? polymap : bimap;
+           output = input = null;
+           return scale;
+         }
 
-       var _loadViewerPromise$1;
+         function scale(x) {
+           return x == null || isNaN(x = +x) ? unknown : (output || (output = piecewise(domain.map(transform), range, interpolate)))(transform(clamp(x)));
+         }
 
-       function abortRequest$4(controller) {
-         controller.abort();
-       }
+         scale.invert = function (y) {
+           return clamp(untransform((input || (input = piecewise(range, domain.map(transform), d3_interpolateNumber)))(y)));
+         };
 
-       function maxPageAtZoom$1(z) {
-         if (z < 15) return 2;
-         if (z === 15) return 5;
-         if (z === 16) return 10;
-         if (z === 17) return 20;
-         if (z === 18) return 40;
-         if (z > 18) return 80;
-       }
+         scale.domain = function (_) {
+           return arguments.length ? (domain = Array.from(_, number), rescale()) : domain.slice();
+         };
 
-       function loadTiles$1(which, url, projection) {
-         var currZoom = Math.floor(geoScaleToZoom(projection.scale()));
-         var tiles = tiler$4.getTiles(projection); // abort inflight requests that are no longer needed
+         scale.range = function (_) {
+           return arguments.length ? (range = Array.from(_), rescale()) : range.slice();
+         };
 
-         var cache = _oscCache[which];
-         Object.keys(cache.inflight).forEach(function (k) {
-           var wanted = tiles.find(function (tile) {
-             return k.indexOf(tile.id + ',') === 0;
-           });
+         scale.rangeRound = function (_) {
+           return range = Array.from(_), interpolate = interpolateRound, rescale();
+         };
 
-           if (!wanted) {
-             abortRequest$4(cache.inflight[k]);
-             delete cache.inflight[k];
-           }
-         });
-         tiles.forEach(function (tile) {
-           loadNextTilePage$1(which, currZoom, url, tile);
-         });
-       }
+         scale.clamp = function (_) {
+           return arguments.length ? (clamp = _ ? true : identity$1, rescale()) : clamp !== identity$1;
+         };
 
-       function loadNextTilePage$1(which, currZoom, url, tile) {
-         var cache = _oscCache[which];
-         var bbox = tile.extent.bbox();
-         var maxPages = maxPageAtZoom$1(currZoom);
-         var nextPage = cache.nextPage[tile.id] || 1;
-         var params = utilQsString({
-           ipp: maxResults$1,
-           page: nextPage,
-           // client_id: clientId,
-           bbTopLeft: [bbox.maxY, bbox.minX].join(','),
-           bbBottomRight: [bbox.minY, bbox.maxX].join(',')
-         }, true);
-         if (nextPage > maxPages) return;
-         var id = tile.id + ',' + String(nextPage);
-         if (cache.loaded[id] || cache.inflight[id]) return;
-         var controller = new AbortController();
-         cache.inflight[id] = controller;
-         var options = {
-           method: 'POST',
-           signal: controller.signal,
-           body: params,
-           headers: {
-             'Content-Type': 'application/x-www-form-urlencoded'
-           }
+         scale.interpolate = function (_) {
+           return arguments.length ? (interpolate = _, rescale()) : interpolate;
          };
-         d3_json(url, options).then(function (data) {
-           cache.loaded[id] = true;
-           delete cache.inflight[id];
 
-           if (!data || !data.currentPageItems || !data.currentPageItems.length) {
-             throw new Error('No Data');
-           }
+         scale.unknown = function (_) {
+           return arguments.length ? (unknown = _, scale) : unknown;
+         };
 
-           var features = data.currentPageItems.map(function (item) {
-             var loc = [+item.lng, +item.lat];
-             var d;
+         return function (t, u) {
+           transform = t, untransform = u;
+           return rescale();
+         };
+       }
+       function continuous() {
+         return transformer()(identity$1, identity$1);
+       }
 
-             if (which === 'images') {
-               d = {
-                 loc: loc,
-                 key: item.id,
-                 ca: +item.heading,
-                 captured_at: item.shot_date || item.date_added,
-                 captured_by: item.username,
-                 imagePath: item.lth_name,
-                 sequence_id: item.sequence_id,
-                 sequence_index: +item.sequence_index
-               }; // cache sequence info
+       function formatDecimal (x) {
+         return Math.abs(x = Math.round(x)) >= 1e21 ? x.toLocaleString("en").replace(/,/g, "") : x.toString(10);
+       } // Computes the decimal coefficient and exponent of the specified number x with
+       // significant digits p, where x is positive and p is in [1, 21] or undefined.
+       // For example, formatDecimalParts(1.23) returns ["123", 0].
 
-               var seq = _oscCache.sequences[d.sequence_id];
+       function formatDecimalParts(x, p) {
+         if ((i = (x = p ? x.toExponential(p - 1) : x.toExponential()).indexOf("e")) < 0) return null; // NaN, ±Infinity
 
-               if (!seq) {
-                 seq = {
-                   rotation: 0,
-                   images: []
-                 };
-                 _oscCache.sequences[d.sequence_id] = seq;
-               }
+         var i,
+             coefficient = x.slice(0, i); // The string returned by toExponential either has the form \d\.\d+e[-+]\d+
+         // (e.g., 1.2e+3) or the form \de[-+]\d+ (e.g., 1e+3).
 
-               seq.images[d.sequence_index] = d;
-               _oscCache.images.forImageKey[d.key] = d; // cache imageKey -> image
-             }
+         return [coefficient.length > 1 ? coefficient[0] + coefficient.slice(2) : coefficient, +x.slice(i + 1)];
+       }
 
-             return {
-               minX: loc[0],
-               minY: loc[1],
-               maxX: loc[0],
-               maxY: loc[1],
-               data: d
-             };
-           });
-           cache.rtree.load(features);
+       function exponent (x) {
+         return x = formatDecimalParts(Math.abs(x)), x ? x[1] : NaN;
+       }
 
-           if (data.currentPageItems.length === maxResults$1) {
-             // more pages to load
-             cache.nextPage[tile.id] = nextPage + 1;
-             loadNextTilePage$1(which, currZoom, url, tile);
-           } else {
-             cache.nextPage[tile.id] = Infinity; // no more pages to load
-           }
+       function formatGroup (grouping, thousands) {
+         return function (value, width) {
+           var i = value.length,
+               t = [],
+               j = 0,
+               g = grouping[0],
+               length = 0;
 
-           if (which === 'images') {
-             dispatch$5.call('loadedImages');
+           while (i > 0 && g > 0) {
+             if (length + g + 1 > width) g = Math.max(1, width - length);
+             t.push(value.substring(i -= g, i + g));
+             if ((length += g + 1) > width) break;
+             g = grouping[j = (j + 1) % grouping.length];
            }
-         })["catch"](function () {
-           cache.loaded[id] = true;
-           delete cache.inflight[id];
-         });
-       } // partition viewport into higher zoom tiles
 
+           return t.reverse().join(thousands);
+         };
+       }
 
-       function partitionViewport$1(projection) {
-         var z = geoScaleToZoom(projection.scale());
-         var z2 = Math.ceil(z * 2) / 2 + 2.5; // round to next 0.5 and add 2.5
+       function formatNumerals (numerals) {
+         return function (value) {
+           return value.replace(/[0-9]/g, function (i) {
+             return numerals[+i];
+           });
+         };
+       }
 
-         var tiler = utilTiler().zoomExtent([z2, z2]);
-         return tiler.getTiles(projection).map(function (tile) {
-           return tile.extent;
+       // [[fill]align][sign][symbol][0][width][,][.precision][~][type]
+       var re = /^(?:(.)?([<>=^]))?([+\-( ])?([$#])?(0)?(\d+)?(,)?(\.\d+)?(~)?([a-z%])?$/i;
+       function formatSpecifier(specifier) {
+         if (!(match = re.exec(specifier))) throw new Error("invalid format: " + specifier);
+         var match;
+         return new FormatSpecifier({
+           fill: match[1],
+           align: match[2],
+           sign: match[3],
+           symbol: match[4],
+           zero: match[5],
+           width: match[6],
+           comma: match[7],
+           precision: match[8] && match[8].slice(1),
+           trim: match[9],
+           type: match[10]
          });
-       } // no more than `limit` results per partition.
-
+       }
+       formatSpecifier.prototype = FormatSpecifier.prototype; // instanceof
 
-       function searchLimited$1(limit, projection, rtree) {
-         limit = limit || 5;
-         return partitionViewport$1(projection).reduce(function (result, extent) {
-           var found = rtree.search(extent.bbox()).slice(0, limit).map(function (d) {
-             return d.data;
-           });
-           return found.length ? result.concat(found) : result;
-         }, []);
+       function FormatSpecifier(specifier) {
+         this.fill = specifier.fill === undefined ? " " : specifier.fill + "";
+         this.align = specifier.align === undefined ? ">" : specifier.align + "";
+         this.sign = specifier.sign === undefined ? "-" : specifier.sign + "";
+         this.symbol = specifier.symbol === undefined ? "" : specifier.symbol + "";
+         this.zero = !!specifier.zero;
+         this.width = specifier.width === undefined ? undefined : +specifier.width;
+         this.comma = !!specifier.comma;
+         this.precision = specifier.precision === undefined ? undefined : +specifier.precision;
+         this.trim = !!specifier.trim;
+         this.type = specifier.type === undefined ? "" : specifier.type + "";
        }
 
-       var serviceOpenstreetcam = {
-         init: function init() {
-           if (!_oscCache) {
-             this.reset();
-           }
+       FormatSpecifier.prototype.toString = function () {
+         return this.fill + this.align + this.sign + this.symbol + (this.zero ? "0" : "") + (this.width === undefined ? "" : Math.max(1, this.width | 0)) + (this.comma ? "," : "") + (this.precision === undefined ? "" : "." + Math.max(0, this.precision | 0)) + (this.trim ? "~" : "") + this.type;
+       };
 
-           this.event = utilRebind(this, dispatch$5, 'on');
-         },
-         reset: function reset() {
-           if (_oscCache) {
-             Object.values(_oscCache.images.inflight).forEach(abortRequest$4);
+       // Trims insignificant zeros, e.g., replaces 1.2000k with 1.2k.
+       function formatTrim (s) {
+         out: for (var n = s.length, i = 1, i0 = -1, i1; i < n; ++i) {
+           switch (s[i]) {
+             case ".":
+               i0 = i1 = i;
+               break;
+
+             case "0":
+               if (i0 === 0) i0 = i;
+               i1 = i;
+               break;
+
+             default:
+               if (!+s[i]) break out;
+               if (i0 > 0) i0 = 0;
+               break;
            }
+         }
 
-           _oscCache = {
-             images: {
-               inflight: {},
-               loaded: {},
-               nextPage: {},
-               rtree: new RBush(),
-               forImageKey: {}
-             },
-             sequences: {}
-           };
-           _oscSelectedImage = null;
-         },
-         images: function images(projection) {
-           var limit = 5;
-           return searchLimited$1(limit, projection, _oscCache.images.rtree);
-         },
-         sequences: function sequences(projection) {
-           var viewport = projection.clipExtent();
-           var min = [viewport[0][0], viewport[1][1]];
-           var max = [viewport[1][0], viewport[0][1]];
-           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
-           var sequenceKeys = {}; // all sequences for images in viewport
+         return i0 > 0 ? s.slice(0, i0) + s.slice(i1 + 1) : s;
+       }
 
-           _oscCache.images.rtree.search(bbox).forEach(function (d) {
-             sequenceKeys[d.data.sequence_id] = true;
-           }); // make linestrings from those sequences
+       var $$5 = _export;
+       var uncurryThis$3 = functionUncurryThis;
+       var fails$3 = fails$S;
+       var thisNumberValue = thisNumberValue$3;
 
+       var un$ToPrecision = uncurryThis$3(1.0.toPrecision);
 
-           var lineStrings = [];
-           Object.keys(sequenceKeys).forEach(function (sequenceKey) {
-             var seq = _oscCache.sequences[sequenceKey];
-             var images = seq && seq.images;
+       var FORCED$1 = fails$3(function () {
+         // IE7-
+         return un$ToPrecision(1, undefined) !== '1';
+       }) || !fails$3(function () {
+         // V8 ~ Android 4.3-
+         un$ToPrecision({});
+       });
 
-             if (images) {
-               lineStrings.push({
-                 type: 'LineString',
-                 coordinates: images.map(function (d) {
-                   return d.loc;
-                 }).filter(Boolean),
-                 properties: {
-                   captured_at: images[0] ? images[0].captured_at : null,
-                   captured_by: images[0] ? images[0].captured_by : null,
-                   key: sequenceKey
-                 }
-               });
-             }
-           });
-           return lineStrings;
+       // `Number.prototype.toPrecision` method
+       // https://tc39.es/ecma262/#sec-number.prototype.toprecision
+       $$5({ target: 'Number', proto: true, forced: FORCED$1 }, {
+         toPrecision: function toPrecision(precision) {
+           return precision === undefined
+             ? un$ToPrecision(thisNumberValue(this))
+             : un$ToPrecision(thisNumberValue(this), precision);
+         }
+       });
+
+       var prefixExponent;
+       function formatPrefixAuto (x, p) {
+         var d = formatDecimalParts(x, p);
+         if (!d) return x + "";
+         var coefficient = d[0],
+             exponent = d[1],
+             i = exponent - (prefixExponent = Math.max(-8, Math.min(8, Math.floor(exponent / 3))) * 3) + 1,
+             n = coefficient.length;
+         return i === n ? coefficient : i > n ? coefficient + new Array(i - n + 1).join("0") : i > 0 ? coefficient.slice(0, i) + "." + coefficient.slice(i) : "0." + new Array(1 - i).join("0") + formatDecimalParts(x, Math.max(0, p + i - 1))[0]; // less than 1y!
+       }
+
+       function formatRounded (x, p) {
+         var d = formatDecimalParts(x, p);
+         if (!d) return x + "";
+         var coefficient = d[0],
+             exponent = d[1];
+         return exponent < 0 ? "0." + new Array(-exponent).join("0") + coefficient : coefficient.length > exponent + 1 ? coefficient.slice(0, exponent + 1) + "." + coefficient.slice(exponent + 1) : coefficient + new Array(exponent - coefficient.length + 2).join("0");
+       }
+
+       var formatTypes = {
+         "%": function _(x, p) {
+           return (x * 100).toFixed(p);
          },
-         cachedImage: function cachedImage(imageKey) {
-           return _oscCache.images.forImageKey[imageKey];
+         "b": function b(x) {
+           return Math.round(x).toString(2);
          },
-         loadImages: function loadImages(projection) {
-           var url = apibase$2 + '/1.0/list/nearby-photos/';
-           loadTiles$1('images', url, projection);
+         "c": function c(x) {
+           return x + "";
          },
-         ensureViewerLoaded: function ensureViewerLoaded(context) {
-           if (_loadViewerPromise$1) return _loadViewerPromise$1; // add osc-wrapper
+         "d": formatDecimal,
+         "e": function e(x, p) {
+           return x.toExponential(p);
+         },
+         "f": function f(x, p) {
+           return x.toFixed(p);
+         },
+         "g": function g(x, p) {
+           return x.toPrecision(p);
+         },
+         "o": function o(x) {
+           return Math.round(x).toString(8);
+         },
+         "p": function p(x, _p) {
+           return formatRounded(x * 100, _p);
+         },
+         "r": formatRounded,
+         "s": formatPrefixAuto,
+         "X": function X(x) {
+           return Math.round(x).toString(16).toUpperCase();
+         },
+         "x": function x(_x) {
+           return Math.round(_x).toString(16);
+         }
+       };
+
+       function identity (x) {
+         return x;
+       }
+
+       var map$1 = Array.prototype.map,
+           prefixes = ["y", "z", "a", "f", "p", "n", "µ", "m", "", "k", "M", "G", "T", "P", "E", "Z", "Y"];
+       function formatLocale (locale) {
+         var group = locale.grouping === undefined || locale.thousands === undefined ? identity : formatGroup(map$1.call(locale.grouping, Number), locale.thousands + ""),
+             currencyPrefix = locale.currency === undefined ? "" : locale.currency[0] + "",
+             currencySuffix = locale.currency === undefined ? "" : locale.currency[1] + "",
+             decimal = locale.decimal === undefined ? "." : locale.decimal + "",
+             numerals = locale.numerals === undefined ? identity : formatNumerals(map$1.call(locale.numerals, String)),
+             percent = locale.percent === undefined ? "%" : locale.percent + "",
+             minus = locale.minus === undefined ? "−" : locale.minus + "",
+             nan = locale.nan === undefined ? "NaN" : locale.nan + "";
 
-           var wrap = context.container().select('.photoviewer').selectAll('.osc-wrapper').data([0]);
-           var that = this;
-           var wrapEnter = wrap.enter().append('div').attr('class', 'photo-wrapper osc-wrapper').classed('hide', true).call(imgZoom.on('zoom', zoomPan)).on('dblclick.zoom', null);
-           wrapEnter.append('div').attr('class', 'photo-attribution fillD');
-           var controlsEnter = wrapEnter.append('div').attr('class', 'photo-controls-wrap').append('div').attr('class', 'photo-controls');
-           controlsEnter.append('button').on('click.back', step(-1)).html('◄');
-           controlsEnter.append('button').on('click.rotate-ccw', rotate(-90)).html('⤿');
-           controlsEnter.append('button').on('click.rotate-cw', rotate(90)).html('⤾');
-           controlsEnter.append('button').on('click.forward', step(1)).html('►');
-           wrapEnter.append('div').attr('class', 'osc-image-wrap'); // Register viewer resize handler
+         function newFormat(specifier) {
+           specifier = formatSpecifier(specifier);
+           var fill = specifier.fill,
+               align = specifier.align,
+               sign = specifier.sign,
+               symbol = specifier.symbol,
+               zero = specifier.zero,
+               width = specifier.width,
+               comma = specifier.comma,
+               precision = specifier.precision,
+               trim = specifier.trim,
+               type = specifier.type; // The "n" type is an alias for ",g".
 
-           context.ui().photoviewer.on('resize.openstreetcam', function (dimensions) {
-             imgZoom = d3_zoom().extent([[0, 0], dimensions]).translateExtent([[0, 0], dimensions]).scaleExtent([1, 15]).on('zoom', zoomPan);
-           });
+           if (type === "n") comma = true, type = "g"; // The "" type, and any invalid type, is an alias for ".12~g".
+           else if (!formatTypes[type]) precision === undefined && (precision = 12), trim = true, type = "g"; // If zero fill is specified, padding goes after sign and before digits.
 
-           function zoomPan(d3_event) {
-             var t = d3_event.transform;
-             context.container().select('.photoviewer .osc-image-wrap').call(utilSetTransform, t.x, t.y, t.k);
-           }
+           if (zero || fill === "0" && align === "=") zero = true, fill = "0", align = "="; // Compute the prefix and suffix.
+           // For SI-prefix, the suffix is lazily computed.
 
-           function rotate(deg) {
-             return function () {
-               if (!_oscSelectedImage) return;
-               var sequenceKey = _oscSelectedImage.sequence_id;
-               var sequence = _oscCache.sequences[sequenceKey];
-               if (!sequence) return;
-               var r = sequence.rotation || 0;
-               r += deg;
-               if (r > 180) r -= 360;
-               if (r < -180) r += 360;
-               sequence.rotation = r;
-               var wrap = context.container().select('.photoviewer .osc-wrapper');
-               wrap.transition().duration(100).call(imgZoom.transform, identity$2);
-               wrap.selectAll('.osc-image').transition().duration(100).style('transform', 'rotate(' + r + 'deg)');
-             };
-           }
+           var prefix = symbol === "$" ? currencyPrefix : symbol === "#" && /[boxX]/.test(type) ? "0" + type.toLowerCase() : "",
+               suffix = symbol === "$" ? currencySuffix : /[%p]/.test(type) ? percent : ""; // What format function should we use?
+           // Is this an integer type?
+           // Can this type generate exponential notation?
 
-           function step(stepBy) {
-             return function () {
-               if (!_oscSelectedImage) return;
-               var sequenceKey = _oscSelectedImage.sequence_id;
-               var sequence = _oscCache.sequences[sequenceKey];
-               if (!sequence) return;
-               var nextIndex = _oscSelectedImage.sequence_index + stepBy;
-               var nextImage = sequence.images[nextIndex];
-               if (!nextImage) return;
-               context.map().centerEase(nextImage.loc);
-               that.selectImage(context, nextImage.key);
-             };
-           } // don't need any async loading so resolve immediately
+           var formatType = formatTypes[type],
+               maybeSuffix = /[defgprs%]/.test(type); // Set the default precision if not specified,
+           // or clamp the specified precision to the supported range.
+           // For significant precision, it must be in [1, 21].
+           // For fixed precision, it must be in [0, 20].
 
+           precision = precision === undefined ? 6 : /[gprs]/.test(type) ? Math.max(1, Math.min(21, precision)) : Math.max(0, Math.min(20, precision));
 
-           _loadViewerPromise$1 = Promise.resolve();
-           return _loadViewerPromise$1;
-         },
-         showViewer: function showViewer(context) {
-           var viewer = context.container().select('.photoviewer').classed('hide', false);
-           var isHidden = viewer.selectAll('.photo-wrapper.osc-wrapper.hide').size();
+           function format(value) {
+             var valuePrefix = prefix,
+                 valueSuffix = suffix,
+                 i,
+                 n,
+                 c;
 
-           if (isHidden) {
-             viewer.selectAll('.photo-wrapper:not(.osc-wrapper)').classed('hide', true);
-             viewer.selectAll('.photo-wrapper.osc-wrapper').classed('hide', false);
-           }
+             if (type === "c") {
+               valueSuffix = formatType(value) + valueSuffix;
+               value = "";
+             } else {
+               value = +value; // Determine the sign. -0 is not less than 0, but 1 / -0 is!
 
-           return this;
-         },
-         hideViewer: function hideViewer(context) {
-           _oscSelectedImage = null;
-           this.updateUrlImage(null);
-           var viewer = context.container().select('.photoviewer');
-           if (!viewer.empty()) viewer.datum(null);
-           viewer.classed('hide', true).selectAll('.photo-wrapper').classed('hide', true);
-           context.container().selectAll('.viewfield-group, .sequence, .icon-sign').classed('currentView', false);
-           return this.setStyles(context, null, true);
-         },
-         selectImage: function selectImage(context, imageKey) {
-           var d = this.cachedImage(imageKey);
-           _oscSelectedImage = d;
-           this.updateUrlImage(imageKey);
-           var viewer = context.container().select('.photoviewer');
-           if (!viewer.empty()) viewer.datum(d);
-           this.setStyles(context, null, true);
-           context.container().selectAll('.icon-sign').classed('currentView', false);
-           if (!d) return this;
-           var wrap = context.container().select('.photoviewer .osc-wrapper');
-           var imageWrap = wrap.selectAll('.osc-image-wrap');
-           var attribution = wrap.selectAll('.photo-attribution').html('');
-           wrap.transition().duration(100).call(imgZoom.transform, identity$2);
-           imageWrap.selectAll('.osc-image').remove();
+               var valueNegative = value < 0 || 1 / value < 0; // Perform the initial formatting.
 
-           if (d) {
-             var sequence = _oscCache.sequences[d.sequence_id];
-             var r = sequence && sequence.rotation || 0;
-             imageWrap.append('img').attr('class', 'osc-image').attr('src', apibase$2 + '/' + d.imagePath).style('transform', 'rotate(' + r + 'deg)');
+               value = isNaN(value) ? nan : formatType(Math.abs(value), precision); // Trim insignificant zeros.
 
-             if (d.captured_by) {
-               attribution.append('a').attr('class', 'captured_by').attr('target', '_blank').attr('href', 'https://openstreetcam.org/user/' + encodeURIComponent(d.captured_by)).html('@' + d.captured_by);
-               attribution.append('span').html('|');
-             }
+               if (trim) value = formatTrim(value); // If a negative value rounds to zero after formatting, and no explicit positive sign is requested, hide the sign.
 
-             if (d.captured_at) {
-               attribution.append('span').attr('class', 'captured_at').html(localeDateString(d.captured_at));
-               attribution.append('span').html('|');
-             }
+               if (valueNegative && +value === 0 && sign !== "+") valueNegative = false; // Compute the prefix and suffix.
 
-             attribution.append('a').attr('class', 'image-link').attr('target', '_blank').attr('href', 'https://openstreetcam.org/details/' + d.sequence_id + '/' + d.sequence_index).html('openstreetcam.org');
-           }
+               valuePrefix = (valueNegative ? sign === "(" ? sign : minus : sign === "-" || sign === "(" ? "" : sign) + valuePrefix;
+               valueSuffix = (type === "s" ? prefixes[8 + prefixExponent / 3] : "") + valueSuffix + (valueNegative && sign === "(" ? ")" : ""); // Break the formatted value into the integer “value” part that can be
+               // grouped, and fractional or exponential “suffix” part that is not.
 
-           return this;
+               if (maybeSuffix) {
+                 i = -1, n = value.length;
 
-           function localeDateString(s) {
-             if (!s) return null;
-             var options = {
-               day: 'numeric',
-               month: 'short',
-               year: 'numeric'
-             };
-             var d = new Date(s);
-             if (isNaN(d.getTime())) return null;
-             return d.toLocaleDateString(_mainLocalizer.localeCode(), options);
-           }
-         },
-         getSelectedImage: function getSelectedImage() {
-           return _oscSelectedImage;
-         },
-         getSequenceKeyForImage: function getSequenceKeyForImage(d) {
-           return d && d.sequence_id;
-         },
-         // Updates the currently highlighted sequence and selected bubble.
-         // Reset is only necessary when interacting with the viewport because
-         // this implicitly changes the currently selected bubble/sequence
-         setStyles: function setStyles(context, hovered, reset) {
-           if (reset) {
-             // reset all layers
-             context.container().selectAll('.viewfield-group').classed('highlighted', false).classed('hovered', false).classed('currentView', false);
-             context.container().selectAll('.sequence').classed('highlighted', false).classed('currentView', false);
-           }
+                 while (++i < n) {
+                   if (c = value.charCodeAt(i), 48 > c || c > 57) {
+                     valueSuffix = (c === 46 ? decimal + value.slice(i + 1) : value.slice(i)) + valueSuffix;
+                     value = value.slice(0, i);
+                     break;
+                   }
+                 }
+               }
+             } // If the fill character is not "0", grouping is applied before padding.
 
-           var hoveredImageKey = hovered && hovered.key;
-           var hoveredSequenceKey = this.getSequenceKeyForImage(hovered);
-           var hoveredSequence = hoveredSequenceKey && _oscCache.sequences[hoveredSequenceKey];
-           var hoveredImageKeys = hoveredSequence && hoveredSequence.images.map(function (d) {
-             return d.key;
-           }) || [];
-           var viewer = context.container().select('.photoviewer');
-           var selected = viewer.empty() ? undefined : viewer.datum();
-           var selectedImageKey = selected && selected.key;
-           var selectedSequenceKey = this.getSequenceKeyForImage(selected);
-           var selectedSequence = selectedSequenceKey && _oscCache.sequences[selectedSequenceKey];
-           var selectedImageKeys = selectedSequence && selectedSequence.images.map(function (d) {
-             return d.key;
-           }) || []; // highlight sibling viewfields on either the selected or the hovered sequences
 
-           var highlightedImageKeys = utilArrayUnion(hoveredImageKeys, selectedImageKeys);
-           context.container().selectAll('.layer-openstreetcam .viewfield-group').classed('highlighted', function (d) {
-             return highlightedImageKeys.indexOf(d.key) !== -1;
-           }).classed('hovered', function (d) {
-             return d.key === hoveredImageKey;
-           }).classed('currentView', function (d) {
-             return d.key === selectedImageKey;
-           });
-           context.container().selectAll('.layer-openstreetcam .sequence').classed('highlighted', function (d) {
-             return d.properties.key === hoveredSequenceKey;
-           }).classed('currentView', function (d) {
-             return d.properties.key === selectedSequenceKey;
-           }); // update viewfields if needed
+             if (comma && !zero) value = group(value, Infinity); // Compute the padding.
 
-           context.container().selectAll('.viewfield-group .viewfield').attr('d', viewfieldPath);
+             var length = valuePrefix.length + value.length + valueSuffix.length,
+                 padding = length < width ? new Array(width - length + 1).join(fill) : ""; // If the fill character is "0", grouping is applied after padding.
 
-           function viewfieldPath() {
-             var d = this.parentNode.__data__;
+             if (comma && zero) value = group(padding + value, padding.length ? width - valueSuffix.length : Infinity), padding = ""; // Reconstruct the final output based on the desired alignment.
 
-             if (d.pano && d.key !== selectedImageKey) {
-               return 'M 8,13 m -10,0 a 10,10 0 1,0 20,0 a 10,10 0 1,0 -20,0';
-             } else {
-               return 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z';
-             }
-           }
+             switch (align) {
+               case "<":
+                 value = valuePrefix + value + valueSuffix + padding;
+                 break;
 
-           return this;
-         },
-         updateUrlImage: function updateUrlImage(imageKey) {
-           if (!window.mocha) {
-             var hash = utilStringQs(window.location.hash);
+               case "=":
+                 value = valuePrefix + padding + value + valueSuffix;
+                 break;
 
-             if (imageKey) {
-               hash.photo = 'openstreetcam/' + imageKey;
-             } else {
-               delete hash.photo;
+               case "^":
+                 value = padding.slice(0, length = padding.length >> 1) + valuePrefix + value + valueSuffix + padding.slice(length);
+                 break;
+
+               default:
+                 value = padding + valuePrefix + value + valueSuffix;
+                 break;
              }
 
-             window.location.replace('#' + utilQsString(hash, true));
+             return numerals(value);
            }
-         },
-         cache: function cache() {
-           return _oscCache;
-         }
-       };
 
-       var FORCED$f = fails(function () {
-         return new Date(NaN).toJSON() !== null
-           || Date.prototype.toJSON.call({ toISOString: function () { return 1; } }) !== 1;
-       });
+           format.toString = function () {
+             return specifier + "";
+           };
 
-       // `Date.prototype.toJSON` method
-       // https://tc39.es/ecma262/#sec-date.prototype.tojson
-       _export({ target: 'Date', proto: true, forced: FORCED$f }, {
-         // eslint-disable-next-line no-unused-vars -- required for `.length`
-         toJSON: function toJSON(key) {
-           var O = toObject(this);
-           var pv = toPrimitive(O);
-           return typeof pv == 'number' && !isFinite(pv) ? null : O.toISOString();
+           return format;
          }
-       });
 
-       // `URL.prototype.toJSON` method
-       // https://url.spec.whatwg.org/#dom-url-tojson
-       _export({ target: 'URL', proto: true, enumerable: true }, {
-         toJSON: function toJSON() {
-           return URL.prototype.toString.call(this);
+         function formatPrefix(specifier, value) {
+           var f = newFormat((specifier = formatSpecifier(specifier), specifier.type = "f", specifier)),
+               e = Math.max(-8, Math.min(8, Math.floor(exponent(value) / 3))) * 3,
+               k = Math.pow(10, -e),
+               prefix = prefixes[8 + e / 3];
+           return function (value) {
+             return f(k * value) + prefix;
+           };
          }
-       });
-
-       /**
-        * Checks if `value` is the
-        * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
-        * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
-        *
-        * @static
-        * @memberOf _
-        * @since 0.1.0
-        * @category Lang
-        * @param {*} value The value to check.
-        * @returns {boolean} Returns `true` if `value` is an object, else `false`.
-        * @example
-        *
-        * _.isObject({});
-        * // => true
-        *
-        * _.isObject([1, 2, 3]);
-        * // => true
-        *
-        * _.isObject(_.noop);
-        * // => true
-        *
-        * _.isObject(null);
-        * // => false
-        */
-       function isObject$1(value) {
-         var type = _typeof(value);
 
-         return value != null && (type == 'object' || type == 'function');
+         return {
+           format: newFormat,
+           formatPrefix: formatPrefix
+         };
        }
 
-       /** Detect free variable `global` from Node.js. */
-       var freeGlobal = (typeof global === "undefined" ? "undefined" : _typeof(global)) == 'object' && global && global.Object === Object && global;
-
-       /** Detect free variable `self`. */
-
-       var freeSelf = (typeof self === "undefined" ? "undefined" : _typeof(self)) == 'object' && self && self.Object === Object && self;
-       /** Used as a reference to the global object. */
-
-       var root$1 = freeGlobal || freeSelf || Function('return this')();
-
-       /**
-        * Gets the timestamp of the number of milliseconds that have elapsed since
-        * the Unix epoch (1 January 1970 00:00:00 UTC).
-        *
-        * @static
-        * @memberOf _
-        * @since 2.4.0
-        * @category Date
-        * @returns {number} Returns the timestamp.
-        * @example
-        *
-        * _.defer(function(stamp) {
-        *   console.log(_.now() - stamp);
-        * }, _.now());
-        * // => Logs the number of milliseconds it took for the deferred invocation.
-        */
+       var locale;
+       var format$1;
+       var formatPrefix;
+       defaultLocale({
+         thousands: ",",
+         grouping: [3],
+         currency: ["$", ""]
+       });
+       function defaultLocale(definition) {
+         locale = formatLocale(definition);
+         format$1 = locale.format;
+         formatPrefix = locale.formatPrefix;
+         return locale;
+       }
 
-       var now$1 = function now() {
-         return root$1.Date.now();
-       };
+       function precisionFixed (step) {
+         return Math.max(0, -exponent(Math.abs(step)));
+       }
 
-       /** Used to match a single whitespace character. */
-       var reWhitespace = /\s/;
-       /**
-        * Used by `_.trim` and `_.trimEnd` to get the index of the last non-whitespace
-        * character of `string`.
-        *
-        * @private
-        * @param {string} string The string to inspect.
-        * @returns {number} Returns the index of the last non-whitespace character.
-        */
+       function precisionPrefix (step, value) {
+         return Math.max(0, Math.max(-8, Math.min(8, Math.floor(exponent(value) / 3))) * 3 - exponent(Math.abs(step)));
+       }
 
-       function trimmedEndIndex(string) {
-         var index = string.length;
+       function precisionRound (step, max) {
+         step = Math.abs(step), max = Math.abs(max) - step;
+         return Math.max(0, exponent(max) - exponent(step)) + 1;
+       }
 
-         while (index-- && reWhitespace.test(string.charAt(index))) {}
+       function tickFormat(start, stop, count, specifier) {
+         var step = tickStep(start, stop, count),
+             precision;
+         specifier = formatSpecifier(specifier == null ? ",f" : specifier);
 
-         return index;
-       }
+         switch (specifier.type) {
+           case "s":
+             {
+               var value = Math.max(Math.abs(start), Math.abs(stop));
+               if (specifier.precision == null && !isNaN(precision = precisionPrefix(step, value))) specifier.precision = precision;
+               return formatPrefix(specifier, value);
+             }
 
-       /** Used to match leading whitespace. */
+           case "":
+           case "e":
+           case "g":
+           case "p":
+           case "r":
+             {
+               if (specifier.precision == null && !isNaN(precision = precisionRound(step, Math.max(Math.abs(start), Math.abs(stop))))) specifier.precision = precision - (specifier.type === "e");
+               break;
+             }
 
-       var reTrimStart = /^\s+/;
-       /**
-        * The base implementation of `_.trim`.
-        *
-        * @private
-        * @param {string} string The string to trim.
-        * @returns {string} Returns the trimmed string.
-        */
+           case "f":
+           case "%":
+             {
+               if (specifier.precision == null && !isNaN(precision = precisionFixed(step))) specifier.precision = precision - (specifier.type === "%") * 2;
+               break;
+             }
+         }
 
-       function baseTrim(string) {
-         return string ? string.slice(0, trimmedEndIndex(string) + 1).replace(reTrimStart, '') : string;
+         return format$1(specifier);
        }
 
-       /** Built-in value references. */
+       function linearish(scale) {
+         var domain = scale.domain;
 
-       var _Symbol = root$1.Symbol;
+         scale.ticks = function (count) {
+           var d = domain();
+           return ticks(d[0], d[d.length - 1], count == null ? 10 : count);
+         };
 
-       /** Used for built-in method references. */
+         scale.tickFormat = function (count, specifier) {
+           var d = domain();
+           return tickFormat(d[0], d[d.length - 1], count == null ? 10 : count, specifier);
+         };
 
-       var objectProto = Object.prototype;
-       /** Used to check objects for own properties. */
+         scale.nice = function (count) {
+           if (count == null) count = 10;
+           var d = domain();
+           var i0 = 0;
+           var i1 = d.length - 1;
+           var start = d[i0];
+           var stop = d[i1];
+           var prestep;
+           var step;
+           var maxIter = 10;
 
-       var hasOwnProperty$1 = objectProto.hasOwnProperty;
-       /**
-        * Used to resolve the
-        * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
-        * of values.
-        */
+           if (stop < start) {
+             step = start, start = stop, stop = step;
+             step = i0, i0 = i1, i1 = step;
+           }
 
-       var nativeObjectToString = objectProto.toString;
-       /** Built-in value references. */
+           while (maxIter-- > 0) {
+             step = tickIncrement(start, stop, count);
 
-       var symToStringTag = _Symbol ? _Symbol.toStringTag : undefined;
-       /**
-        * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.
-        *
-        * @private
-        * @param {*} value The value to query.
-        * @returns {string} Returns the raw `toStringTag`.
-        */
+             if (step === prestep) {
+               d[i0] = start;
+               d[i1] = stop;
+               return domain(d);
+             } else if (step > 0) {
+               start = Math.floor(start / step) * step;
+               stop = Math.ceil(stop / step) * step;
+             } else if (step < 0) {
+               start = Math.ceil(start * step) / step;
+               stop = Math.floor(stop * step) / step;
+             } else {
+               break;
+             }
 
-       function getRawTag(value) {
-         var isOwn = hasOwnProperty$1.call(value, symToStringTag),
-             tag = value[symToStringTag];
+             prestep = step;
+           }
 
-         try {
-           value[symToStringTag] = undefined;
-           var unmasked = true;
-         } catch (e) {}
+           return scale;
+         };
 
-         var result = nativeObjectToString.call(value);
+         return scale;
+       }
+       function linear() {
+         var scale = continuous();
 
-         if (unmasked) {
-           if (isOwn) {
-             value[symToStringTag] = tag;
-           } else {
-             delete value[symToStringTag];
-           }
-         }
+         scale.copy = function () {
+           return copy(scale, linear());
+         };
 
-         return result;
+         initRange.apply(scale, arguments);
+         return linearish(scale);
        }
 
-       /** Used for built-in method references. */
-       var objectProto$1 = Object.prototype;
-       /**
-        * Used to resolve the
-        * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
-        * of values.
-        */
+       // eslint-disable-next-line es/no-math-expm1 -- safe
+       var $expm1 = Math.expm1;
+       var exp$1 = Math.exp;
 
-       var nativeObjectToString$1 = objectProto$1.toString;
-       /**
-        * Converts `value` to a string using `Object.prototype.toString`.
-        *
-        * @private
-        * @param {*} value The value to convert.
-        * @returns {string} Returns the converted string.
-        */
+       // `Math.expm1` method implementation
+       // https://tc39.es/ecma262/#sec-math.expm1
+       var mathExpm1 = (!$expm1
+         // Old FF bug
+         || $expm1(10) > 22025.465794806719 || $expm1(10) < 22025.4657948067165168
+         // Tor Browser bug
+         || $expm1(-2e-17) != -2e-17
+       ) ? function expm1(x) {
+         return (x = +x) == 0 ? x : x > -1e-6 && x < 1e-6 ? x + x * x / 2 : exp$1(x) - 1;
+       } : $expm1;
 
-       function objectToString$1(value) {
-         return nativeObjectToString$1.call(value);
-       }
+       function quantize() {
+         var x0 = 0,
+             x1 = 1,
+             n = 1,
+             domain = [0.5],
+             range = [0, 1],
+             unknown;
 
-       /** `Object#toString` result references. */
+         function scale(x) {
+           return x != null && x <= x ? range[bisectRight(domain, x, 0, n)] : unknown;
+         }
 
-       var nullTag = '[object Null]',
-           undefinedTag = '[object Undefined]';
-       /** Built-in value references. */
+         function rescale() {
+           var i = -1;
+           domain = new Array(n);
 
-       var symToStringTag$1 = _Symbol ? _Symbol.toStringTag : undefined;
-       /**
-        * The base implementation of `getTag` without fallbacks for buggy environments.
-        *
-        * @private
-        * @param {*} value The value to query.
-        * @returns {string} Returns the `toStringTag`.
-        */
+           while (++i < n) {
+             domain[i] = ((i + 1) * x1 - (i - n) * x0) / (n + 1);
+           }
 
-       function baseGetTag(value) {
-         if (value == null) {
-           return value === undefined ? undefinedTag : nullTag;
+           return scale;
          }
 
-         return symToStringTag$1 && symToStringTag$1 in Object(value) ? getRawTag(value) : objectToString$1(value);
-       }
+         scale.domain = function (_) {
+           var _ref, _ref2;
 
-       /**
-        * Checks if `value` is object-like. A value is object-like if it's not `null`
-        * and has a `typeof` result of "object".
-        *
-        * @static
-        * @memberOf _
-        * @since 4.0.0
-        * @category Lang
-        * @param {*} value The value to check.
-        * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
-        * @example
-        *
-        * _.isObjectLike({});
-        * // => true
-        *
-        * _.isObjectLike([1, 2, 3]);
-        * // => true
-        *
-        * _.isObjectLike(_.noop);
-        * // => false
-        *
-        * _.isObjectLike(null);
-        * // => false
-        */
-       function isObjectLike(value) {
-         return value != null && _typeof(value) == 'object';
-       }
+           return arguments.length ? ((_ref = _, _ref2 = _slicedToArray(_ref, 2), x0 = _ref2[0], x1 = _ref2[1], _ref), x0 = +x0, x1 = +x1, rescale()) : [x0, x1];
+         };
 
-       /** `Object#toString` result references. */
+         scale.range = function (_) {
+           return arguments.length ? (n = (range = Array.from(_)).length - 1, rescale()) : range.slice();
+         };
 
-       var symbolTag = '[object Symbol]';
-       /**
-        * Checks if `value` is classified as a `Symbol` primitive or object.
-        *
-        * @static
-        * @memberOf _
-        * @since 4.0.0
-        * @category Lang
-        * @param {*} value The value to check.
-        * @returns {boolean} Returns `true` if `value` is a symbol, else `false`.
-        * @example
-        *
-        * _.isSymbol(Symbol.iterator);
-        * // => true
-        *
-        * _.isSymbol('abc');
-        * // => false
-        */
+         scale.invertExtent = function (y) {
+           var i = range.indexOf(y);
+           return i < 0 ? [NaN, NaN] : i < 1 ? [x0, domain[0]] : i >= n ? [domain[n - 1], x1] : [domain[i - 1], domain[i]];
+         };
 
-       function isSymbol$1(value) {
-         return _typeof(value) == 'symbol' || isObjectLike(value) && baseGetTag(value) == symbolTag;
+         scale.unknown = function (_) {
+           return arguments.length ? (unknown = _, scale) : scale;
+         };
+
+         scale.thresholds = function () {
+           return domain.slice();
+         };
+
+         scale.copy = function () {
+           return quantize().domain([x0, x1]).range(range).unknown(unknown);
+         };
+
+         return initRange.apply(linearish(scale), arguments);
        }
 
-       /** Used as references for various `Number` constants. */
+       var global$3 = global$1m;
+       var uncurryThis$2 = functionUncurryThis;
+       var fails$2 = fails$S;
+       var padStart = stringPad.start;
 
-       var NAN = 0 / 0;
-       /** Used to detect bad signed hexadecimal string values. */
+       var RangeError$2 = global$3.RangeError;
+       var abs$1 = Math.abs;
+       var DatePrototype = Date.prototype;
+       var n$DateToISOString = DatePrototype.toISOString;
+       var getTime = uncurryThis$2(DatePrototype.getTime);
+       var getUTCDate = uncurryThis$2(DatePrototype.getUTCDate);
+       var getUTCFullYear = uncurryThis$2(DatePrototype.getUTCFullYear);
+       var getUTCHours = uncurryThis$2(DatePrototype.getUTCHours);
+       var getUTCMilliseconds = uncurryThis$2(DatePrototype.getUTCMilliseconds);
+       var getUTCMinutes = uncurryThis$2(DatePrototype.getUTCMinutes);
+       var getUTCMonth = uncurryThis$2(DatePrototype.getUTCMonth);
+       var getUTCSeconds = uncurryThis$2(DatePrototype.getUTCSeconds);
 
-       var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;
-       /** Used to detect binary string values. */
+       // `Date.prototype.toISOString` method implementation
+       // https://tc39.es/ecma262/#sec-date.prototype.toisostring
+       // PhantomJS / old WebKit fails here:
+       var dateToIsoString = (fails$2(function () {
+         return n$DateToISOString.call(new Date(-5e13 - 1)) != '0385-07-25T07:06:39.999Z';
+       }) || !fails$2(function () {
+         n$DateToISOString.call(new Date(NaN));
+       })) ? function toISOString() {
+         if (!isFinite(getTime(this))) throw RangeError$2('Invalid time value');
+         var date = this;
+         var year = getUTCFullYear(date);
+         var milliseconds = getUTCMilliseconds(date);
+         var sign = year < 0 ? '-' : year > 9999 ? '+' : '';
+         return sign + padStart(abs$1(year), sign ? 6 : 4, 0) +
+           '-' + padStart(getUTCMonth(date) + 1, 2, 0) +
+           '-' + padStart(getUTCDate(date), 2, 0) +
+           'T' + padStart(getUTCHours(date), 2, 0) +
+           ':' + padStart(getUTCMinutes(date), 2, 0) +
+           ':' + padStart(getUTCSeconds(date), 2, 0) +
+           '.' + padStart(milliseconds, 3, 0) +
+           'Z';
+       } : n$DateToISOString;
 
-       var reIsBinary = /^0b[01]+$/i;
-       /** Used to detect octal string values. */
+       var $$4 = _export;
+       var toISOString = dateToIsoString;
 
-       var reIsOctal = /^0o[0-7]+$/i;
-       /** Built-in method references without a dependency on `root`. */
+       // `Date.prototype.toISOString` method
+       // https://tc39.es/ecma262/#sec-date.prototype.toisostring
+       // PhantomJS / old WebKit has a broken implementations
+       $$4({ target: 'Date', proto: true, forced: Date.prototype.toISOString !== toISOString }, {
+         toISOString: toISOString
+       });
 
-       var freeParseInt = parseInt;
-       /**
-        * Converts `value` to a number.
-        *
-        * @static
-        * @memberOf _
-        * @since 4.0.0
-        * @category Lang
-        * @param {*} value The value to process.
-        * @returns {number} Returns the number.
-        * @example
-        *
-        * _.toNumber(3.2);
-        * // => 3.2
-        *
-        * _.toNumber(Number.MIN_VALUE);
-        * // => 5e-324
-        *
-        * _.toNumber(Infinity);
-        * // => Infinity
-        *
-        * _.toNumber('3.2');
-        * // => 3.2
-        */
+       function behaviorBreathe() {
+         var duration = 800;
+         var steps = 4;
+         var selector = '.selected.shadow, .selected .shadow';
 
-       function toNumber$1(value) {
-         if (typeof value == 'number') {
-           return value;
-         }
+         var _selected = select(null);
 
-         if (isSymbol$1(value)) {
-           return NAN;
-         }
+         var _classed = '';
+         var _params = {};
+         var _done = false;
 
-         if (isObject$1(value)) {
-           var other = typeof value.valueOf == 'function' ? value.valueOf() : value;
-           value = isObject$1(other) ? other + '' : other;
-         }
+         var _timer;
 
-         if (typeof value != 'string') {
-           return value === 0 ? value : +value;
+         function ratchetyInterpolator(a, b, steps, units) {
+           a = parseFloat(a);
+           b = parseFloat(b);
+           var sample = quantize().domain([0, 1]).range(d3_quantize(d3_interpolateNumber(a, b), steps));
+           return function (t) {
+             return String(sample(t)) + (units || '');
+           };
          }
 
-         value = baseTrim(value);
-         var isBinary = reIsBinary.test(value);
-         return isBinary || reIsOctal.test(value) ? freeParseInt(value.slice(2), isBinary ? 2 : 8) : reIsBadHex.test(value) ? NAN : +value;
-       }
+         function reset(selection) {
+           selection.style('stroke-opacity', null).style('stroke-width', null).style('fill-opacity', null).style('r', null);
+         }
 
-       /** Error message constants. */
+         function setAnimationParams(transition, fromTo) {
+           var toFrom = fromTo === 'from' ? 'to' : 'from';
+           transition.styleTween('stroke-opacity', function (d) {
+             return ratchetyInterpolator(_params[d.id][toFrom].opacity, _params[d.id][fromTo].opacity, steps);
+           }).styleTween('stroke-width', function (d) {
+             return ratchetyInterpolator(_params[d.id][toFrom].width, _params[d.id][fromTo].width, steps, 'px');
+           }).styleTween('fill-opacity', function (d) {
+             return ratchetyInterpolator(_params[d.id][toFrom].opacity, _params[d.id][fromTo].opacity, steps);
+           }).styleTween('r', function (d) {
+             return ratchetyInterpolator(_params[d.id][toFrom].width, _params[d.id][fromTo].width, steps, 'px');
+           });
+         }
 
-       var FUNC_ERROR_TEXT = 'Expected a function';
-       /* Built-in method references for those with the same name as other `lodash` methods. */
+         function calcAnimationParams(selection) {
+           selection.call(reset).each(function (d) {
+             var s = select(this);
+             var tag = s.node().tagName;
+             var p = {
+               'from': {},
+               'to': {}
+             };
+             var opacity;
+             var width; // determine base opacity and width
 
-       var nativeMax = Math.max,
-           nativeMin = Math.min;
-       /**
-        * Creates a debounced function that delays invoking `func` until after `wait`
-        * milliseconds have elapsed since the last time the debounced function was
-        * invoked. The debounced function comes with a `cancel` method to cancel
-        * delayed `func` invocations and a `flush` method to immediately invoke them.
-        * Provide `options` to indicate whether `func` should be invoked on the
-        * leading and/or trailing edge of the `wait` timeout. The `func` is invoked
-        * with the last arguments provided to the debounced function. Subsequent
-        * calls to the debounced function return the result of the last `func`
-        * invocation.
-        *
-        * **Note:** If `leading` and `trailing` options are `true`, `func` is
-        * invoked on the trailing edge of the timeout only if the debounced function
-        * is invoked more than once during the `wait` timeout.
-        *
-        * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
-        * until to the next tick, similar to `setTimeout` with a timeout of `0`.
-        *
-        * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
-        * for details over the differences between `_.debounce` and `_.throttle`.
-        *
-        * @static
-        * @memberOf _
-        * @since 0.1.0
-        * @category Function
-        * @param {Function} func The function to debounce.
-        * @param {number} [wait=0] The number of milliseconds to delay.
-        * @param {Object} [options={}] The options object.
-        * @param {boolean} [options.leading=false]
-        *  Specify invoking on the leading edge of the timeout.
-        * @param {number} [options.maxWait]
-        *  The maximum time `func` is allowed to be delayed before it's invoked.
-        * @param {boolean} [options.trailing=true]
-        *  Specify invoking on the trailing edge of the timeout.
-        * @returns {Function} Returns the new debounced function.
-        * @example
-        *
-        * // Avoid costly calculations while the window size is in flux.
-        * jQuery(window).on('resize', _.debounce(calculateLayout, 150));
-        *
-        * // Invoke `sendMail` when clicked, debouncing subsequent calls.
-        * jQuery(element).on('click', _.debounce(sendMail, 300, {
-        *   'leading': true,
-        *   'trailing': false
-        * }));
-        *
-        * // Ensure `batchLog` is invoked once after 1 second of debounced calls.
-        * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 });
-        * var source = new EventSource('/stream');
-        * jQuery(source).on('message', debounced);
-        *
-        * // Cancel the trailing debounced invocation.
-        * jQuery(window).on('popstate', debounced.cancel);
-        */
+             if (tag === 'circle') {
+               opacity = parseFloat(s.style('fill-opacity') || 0.5);
+               width = parseFloat(s.style('r') || 15.5);
+             } else {
+               opacity = parseFloat(s.style('stroke-opacity') || 0.7);
+               width = parseFloat(s.style('stroke-width') || 10);
+             } // calculate from/to interpolation params..
 
-       function debounce(func, wait, options) {
-         var lastArgs,
-             lastThis,
-             maxWait,
-             result,
-             timerId,
-             lastCallTime,
-             lastInvokeTime = 0,
-             leading = false,
-             maxing = false,
-             trailing = true;
 
-         if (typeof func != 'function') {
-           throw new TypeError(FUNC_ERROR_TEXT);
+             p.tag = tag;
+             p.from.opacity = opacity * 0.6;
+             p.to.opacity = opacity * 1.25;
+             p.from.width = width * 0.7;
+             p.to.width = width * (tag === 'circle' ? 1.5 : 1);
+             _params[d.id] = p;
+           });
          }
 
-         wait = toNumber$1(wait) || 0;
+         function run(surface, fromTo) {
+           var toFrom = fromTo === 'from' ? 'to' : 'from';
+           var currSelected = surface.selectAll(selector);
+           var currClassed = surface.attr('class');
 
-         if (isObject$1(options)) {
-           leading = !!options.leading;
-           maxing = 'maxWait' in options;
-           maxWait = maxing ? nativeMax(toNumber$1(options.maxWait) || 0, wait) : maxWait;
-           trailing = 'trailing' in options ? !!options.trailing : trailing;
-         }
+           if (_done || currSelected.empty()) {
+             _selected.call(reset);
 
-         function invokeFunc(time) {
-           var args = lastArgs,
-               thisArg = lastThis;
-           lastArgs = lastThis = undefined;
-           lastInvokeTime = time;
-           result = func.apply(thisArg, args);
-           return result;
-         }
+             _selected = select(null);
+             return;
+           }
 
-         function leadingEdge(time) {
-           // Reset any `maxWait` timer.
-           lastInvokeTime = time; // Start the timer for the trailing edge.
+           if (!fastDeepEqual(currSelected.data(), _selected.data()) || currClassed !== _classed) {
+             _selected.call(reset);
 
-           timerId = setTimeout(timerExpired, wait); // Invoke the leading edge.
+             _classed = currClassed;
+             _selected = currSelected.call(calcAnimationParams);
+           }
 
-           return leading ? invokeFunc(time) : result;
-         }
+           var didCallNextRun = false;
 
-         function remainingWait(time) {
-           var timeSinceLastCall = time - lastCallTime,
-               timeSinceLastInvoke = time - lastInvokeTime,
-               timeWaiting = wait - timeSinceLastCall;
-           return maxing ? nativeMin(timeWaiting, maxWait - timeSinceLastInvoke) : timeWaiting;
-         }
+           _selected.transition().duration(duration).call(setAnimationParams, fromTo).on('end', function () {
+             // `end` event is called for each selected element, but we want
+             // it to run only once
+             if (!didCallNextRun) {
+               surface.call(run, toFrom);
+               didCallNextRun = true;
+             } // if entity was deselected, remove breathe styling
 
-         function shouldInvoke(time) {
-           var timeSinceLastCall = time - lastCallTime,
-               timeSinceLastInvoke = time - lastInvokeTime; // Either this is the first call, activity has stopped and we're at the
-           // trailing edge, the system time has gone backwards and we're treating
-           // it as the trailing edge, or we've hit the `maxWait` limit.
 
-           return lastCallTime === undefined || timeSinceLastCall >= wait || timeSinceLastCall < 0 || maxing && timeSinceLastInvoke >= maxWait;
+             if (!select(this).classed('selected')) {
+               reset(select(this));
+             }
+           });
          }
 
-         function timerExpired() {
-           var time = now$1();
+         function behavior(surface) {
+           _done = false;
+           _timer = timer(function () {
+             // wait for elements to actually become selected
+             if (surface.selectAll(selector).empty()) {
+               return false;
+             }
 
-           if (shouldInvoke(time)) {
-             return trailingEdge(time);
-           } // Restart the timer.
+             surface.call(run, 'from');
 
+             _timer.stop();
 
-           timerId = setTimeout(timerExpired, remainingWait(time));
+             return true;
+           }, 20);
          }
 
-         function trailingEdge(time) {
-           timerId = undefined; // Only invoke if we have `lastArgs` which means `func` has been
-           // debounced at least once.
+         behavior.restartIfNeeded = function (surface) {
+           if (_selected.empty()) {
+             surface.call(run, 'from');
 
-           if (trailing && lastArgs) {
-             return invokeFunc(time);
+             if (_timer) {
+               _timer.stop();
+             }
            }
+         };
 
-           lastArgs = lastThis = undefined;
-           return result;
-         }
+         behavior.off = function () {
+           _done = true;
 
-         function cancel() {
-           if (timerId !== undefined) {
-             clearTimeout(timerId);
+           if (_timer) {
+             _timer.stop();
            }
 
-           lastInvokeTime = 0;
-           lastArgs = lastCallTime = lastThis = timerId = undefined;
-         }
+           _selected.interrupt().call(reset);
+         };
 
-         function flush() {
-           return timerId === undefined ? result : trailingEdge(now$1());
-         }
+         return behavior;
+       }
 
-         function debounced() {
-           var time = now$1(),
-               isInvoking = shouldInvoke(time);
-           lastArgs = arguments;
-           lastThis = this;
-           lastCallTime = time;
+       /* Creates a keybinding behavior for an operation */
+       function behaviorOperation(context) {
+         var _operation;
 
-           if (isInvoking) {
-             if (timerId === undefined) {
-               return leadingEdge(lastCallTime);
-             }
+         function keypress(d3_event) {
+           // prevent operations during low zoom selection
+           if (!context.map().withinEditableZoom()) return;
+           if (_operation.availableForKeypress && !_operation.availableForKeypress()) return;
+           d3_event.preventDefault();
 
-             if (maxing) {
-               // Handle invocations in a tight loop.
-               clearTimeout(timerId);
-               timerId = setTimeout(timerExpired, wait);
-               return invokeFunc(lastCallTime);
-             }
+           var disabled = _operation.disabled();
+
+           if (disabled) {
+             context.ui().flash.duration(4000).iconName('#iD-operation-' + _operation.id).iconClass('operation disabled').label(_operation.tooltip)();
+           } else {
+             context.ui().flash.duration(2000).iconName('#iD-operation-' + _operation.id).iconClass('operation').label(_operation.annotation() || _operation.title)();
+             if (_operation.point) _operation.point(null);
+
+             _operation();
            }
+         }
 
-           if (timerId === undefined) {
-             timerId = setTimeout(timerExpired, wait);
+         function behavior() {
+           if (_operation && _operation.available()) {
+             context.keybinding().on(_operation.keys, keypress);
            }
 
-           return result;
+           return behavior;
          }
 
-         debounced.cancel = cancel;
-         debounced.flush = flush;
-         return debounced;
+         behavior.off = function () {
+           context.keybinding().off(_operation.keys);
+         };
+
+         behavior.which = function (_) {
+           if (!arguments.length) return _operation;
+           _operation = _;
+           return behavior;
+         };
+
+         return behavior;
        }
 
-       /** Error message constants. */
+       function operationCircularize(context, selectedIDs) {
+         var _extent;
 
-       var FUNC_ERROR_TEXT$1 = 'Expected a function';
-       /**
-        * Creates a throttled function that only invokes `func` at most once per
-        * every `wait` milliseconds. The throttled function comes with a `cancel`
-        * method to cancel delayed `func` invocations and a `flush` method to
-        * immediately invoke them. Provide `options` to indicate whether `func`
-        * should be invoked on the leading and/or trailing edge of the `wait`
-        * timeout. The `func` is invoked with the last arguments provided to the
-        * throttled function. Subsequent calls to the throttled function return the
-        * result of the last `func` invocation.
-        *
-        * **Note:** If `leading` and `trailing` options are `true`, `func` is
-        * invoked on the trailing edge of the timeout only if the throttled function
-        * is invoked more than once during the `wait` timeout.
-        *
-        * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred
-        * until to the next tick, similar to `setTimeout` with a timeout of `0`.
-        *
-        * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)
-        * for details over the differences between `_.throttle` and `_.debounce`.
-        *
-        * @static
-        * @memberOf _
-        * @since 0.1.0
-        * @category Function
-        * @param {Function} func The function to throttle.
-        * @param {number} [wait=0] The number of milliseconds to throttle invocations to.
-        * @param {Object} [options={}] The options object.
-        * @param {boolean} [options.leading=true]
-        *  Specify invoking on the leading edge of the timeout.
-        * @param {boolean} [options.trailing=true]
-        *  Specify invoking on the trailing edge of the timeout.
-        * @returns {Function} Returns the new throttled function.
-        * @example
-        *
-        * // Avoid excessively updating the position while scrolling.
-        * jQuery(window).on('scroll', _.throttle(updatePosition, 100));
-        *
-        * // Invoke `renewToken` when the click event is fired, but not more than once every 5 minutes.
-        * var throttled = _.throttle(renewToken, 300000, { 'trailing': false });
-        * jQuery(element).on('click', throttled);
-        *
-        * // Cancel the trailing throttled invocation.
-        * jQuery(window).on('popstate', throttled.cancel);
-        */
+         var _actions = selectedIDs.map(getAction).filter(Boolean);
 
-       function throttle(func, wait, options) {
-         var leading = true,
-             trailing = true;
+         var _amount = _actions.length === 1 ? 'single' : 'multiple';
 
-         if (typeof func != 'function') {
-           throw new TypeError(FUNC_ERROR_TEXT$1);
-         }
+         var _coords = utilGetAllNodes(selectedIDs, context.graph()).map(function (n) {
+           return n.loc;
+         });
 
-         if (isObject$1(options)) {
-           leading = 'leading' in options ? !!options.leading : leading;
-           trailing = 'trailing' in options ? !!options.trailing : trailing;
+         function getAction(entityID) {
+           var entity = context.entity(entityID);
+           if (entity.type !== 'way' || new Set(entity.nodes).size <= 1) return null;
+
+           if (!_extent) {
+             _extent = entity.extent(context.graph());
+           } else {
+             _extent = _extent.extend(entity.extent(context.graph()));
+           }
+
+           return actionCircularize(entityID, context.projection);
          }
 
-         return debounce(func, wait, {
-           'leading': leading,
-           'maxWait': wait,
-           'trailing': trailing
-         });
-       }
+         var operation = function operation() {
+           if (!_actions.length) return;
 
-       var hashes = createCommonjsModule(function (module, exports) {
-         /**
-          * jshashes - https://github.com/h2non/jshashes
-          * Released under the "New BSD" license
-          *
-          * Algorithms specification:
-          *
-          * MD5 - http://www.ietf.org/rfc/rfc1321.txt
-          * RIPEMD-160 - http://homes.esat.kuleuven.be/~bosselae/ripemd160.html
-          * SHA1   - http://csrc.nist.gov/publications/fips/fips180-4/fips-180-4.pdf
-          * SHA256 - http://csrc.nist.gov/publications/fips/fips180-4/fips-180-4.pdf
-          * SHA512 - http://csrc.nist.gov/publications/fips/fips180-4/fips-180-4.pdf
-          * HMAC - http://www.ietf.org/rfc/rfc2104.txt
-          */
-         (function () {
-           var Hashes;
+           var combinedAction = function combinedAction(graph, t) {
+             _actions.forEach(function (action) {
+               if (!action.disabled(graph)) {
+                 graph = action(graph, t);
+               }
+             });
 
-           function utf8Encode(str) {
-             var x,
-                 y,
-                 output = '',
-                 i = -1,
-                 l;
+             return graph;
+           };
 
-             if (str && str.length) {
-               l = str.length;
+           combinedAction.transitionable = true;
+           context.perform(combinedAction, operation.annotation());
+           window.setTimeout(function () {
+             context.validator().validate();
+           }, 300); // after any transition
+         };
 
-               while ((i += 1) < l) {
-                 /* Decode utf-16 surrogate pairs */
-                 x = str.charCodeAt(i);
-                 y = i + 1 < l ? str.charCodeAt(i + 1) : 0;
+         operation.available = function () {
+           return _actions.length && selectedIDs.length === _actions.length;
+         }; // don't cache this because the visible extent could change
 
-                 if (0xD800 <= x && x <= 0xDBFF && 0xDC00 <= y && y <= 0xDFFF) {
-                   x = 0x10000 + ((x & 0x03FF) << 10) + (y & 0x03FF);
-                   i += 1;
-                 }
-                 /* Encode output as utf-8 */
 
+         operation.disabled = function () {
+           if (!_actions.length) return '';
 
-                 if (x <= 0x7F) {
-                   output += String.fromCharCode(x);
-                 } else if (x <= 0x7FF) {
-                   output += String.fromCharCode(0xC0 | x >>> 6 & 0x1F, 0x80 | x & 0x3F);
-                 } else if (x <= 0xFFFF) {
-                   output += String.fromCharCode(0xE0 | x >>> 12 & 0x0F, 0x80 | x >>> 6 & 0x3F, 0x80 | x & 0x3F);
-                 } else if (x <= 0x1FFFFF) {
-                   output += String.fromCharCode(0xF0 | x >>> 18 & 0x07, 0x80 | x >>> 12 & 0x3F, 0x80 | x >>> 6 & 0x3F, 0x80 | x & 0x3F);
-                 }
-               }
+           var actionDisableds = _actions.map(function (action) {
+             return action.disabled(context.graph());
+           }).filter(Boolean);
+
+           if (actionDisableds.length === _actions.length) {
+             // none of the features can be circularized
+             if (new Set(actionDisableds).size > 1) {
+               return 'multiple_blockers';
              }
 
-             return output;
+             return actionDisableds[0];
+           } else if (_extent.percentContainedIn(context.map().extent()) < 0.8) {
+             return 'too_large';
+           } else if (someMissing()) {
+             return 'not_downloaded';
+           } else if (selectedIDs.some(context.hasHiddenConnections)) {
+             return 'connected_to_hidden';
            }
 
-           function utf8Decode(str) {
-             var i,
-                 ac,
-                 c1,
-                 c2,
-                 c3,
-                 arr = [],
-                 l;
-             i = ac = c1 = c2 = c3 = 0;
+           return false;
 
-             if (str && str.length) {
-               l = str.length;
-               str += '';
+           function someMissing() {
+             if (context.inIntro()) return false;
+             var osm = context.connection();
 
-               while (i < l) {
-                 c1 = str.charCodeAt(i);
-                 ac += 1;
+             if (osm) {
+               var missing = _coords.filter(function (loc) {
+                 return !osm.isDataLoaded(loc);
+               });
 
-                 if (c1 < 128) {
-                   arr[ac] = String.fromCharCode(c1);
-                   i += 1;
-                 } else if (c1 > 191 && c1 < 224) {
-                   c2 = str.charCodeAt(i + 1);
-                   arr[ac] = String.fromCharCode((c1 & 31) << 6 | c2 & 63);
-                   i += 2;
-                 } else {
-                   c2 = str.charCodeAt(i + 1);
-                   c3 = str.charCodeAt(i + 2);
-                   arr[ac] = String.fromCharCode((c1 & 15) << 12 | (c2 & 63) << 6 | c3 & 63);
-                   i += 3;
-                 }
+               if (missing.length) {
+                 missing.forEach(function (loc) {
+                   context.loadTileAtLoc(loc);
+                 });
+                 return true;
                }
              }
 
-             return arr.join('');
+             return false;
            }
-           /**
-            * Add integers, wrapping at 2^32. This uses 16-bit operations internally
-            * to work around bugs in some JS interpreters.
-            */
+         };
 
+         operation.tooltip = function () {
+           var disable = operation.disabled();
+           return disable ? _t('operations.circularize.' + disable + '.' + _amount) : _t('operations.circularize.description.' + _amount);
+         };
 
-           function safe_add(x, y) {
-             var lsw = (x & 0xFFFF) + (y & 0xFFFF),
-                 msw = (x >> 16) + (y >> 16) + (lsw >> 16);
-             return msw << 16 | lsw & 0xFFFF;
-           }
-           /**
-            * Bitwise rotate a 32-bit number to the left.
-            */
+         operation.annotation = function () {
+           return _t('operations.circularize.annotation.feature', {
+             n: _actions.length
+           });
+         };
+
+         operation.id = 'circularize';
+         operation.keys = [_t('operations.circularize.key')];
+         operation.title = _t('operations.circularize.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
+       // For example, ⌘Z -> Ctrl+Z
 
-           function bit_rol(num, cnt) {
-             return num << cnt | num >>> 32 - cnt;
-           }
-           /**
-            * Convert a raw string to a hex string
-            */
+       var uiCmd = function uiCmd(code) {
+         var detected = utilDetect();
 
+         if (detected.os === 'mac') {
+           return code;
+         }
 
-           function rstr2hex(input, hexcase) {
-             var hex_tab = hexcase ? '0123456789ABCDEF' : '0123456789abcdef',
-                 output = '',
-                 x,
-                 i = 0,
-                 l = input.length;
+         if (detected.os === 'win') {
+           if (code === '⌘⇧Z') return 'Ctrl+Y';
+         }
 
-             for (; i < l; i += 1) {
-               x = input.charCodeAt(i);
-               output += hex_tab.charAt(x >>> 4 & 0x0F) + hex_tab.charAt(x & 0x0F);
-             }
+         var result = '',
+             replacements = {
+           '⌘': 'Ctrl',
+           '⇧': 'Shift',
+           '⌥': 'Alt',
+           '⌫': 'Backspace',
+           '⌦': 'Delete'
+         };
 
-             return output;
+         for (var i = 0; i < code.length; i++) {
+           if (code[i] in replacements) {
+             result += replacements[code[i]] + (i < code.length - 1 ? '+' : '');
+           } else {
+             result += code[i];
            }
-           /**
-            * Convert an array of big-endian words to a string
-            */
+         }
 
+         return result;
+       }; // return a display-focused string for a given keyboard code
 
-           function binb2rstr(input) {
-             var i,
-                 l = input.length * 32,
-                 output = '';
+       uiCmd.display = function (code) {
+         if (code.length !== 1) return code;
+         var detected = utilDetect();
+         var mac = detected.os === 'mac';
+         var replacements = {
+           '⌘': mac ? '⌘ ' + _t('shortcuts.key.cmd') : _t('shortcuts.key.ctrl'),
+           '⇧': mac ? '⇧ ' + _t('shortcuts.key.shift') : _t('shortcuts.key.shift'),
+           '⌥': mac ? '⌥ ' + _t('shortcuts.key.option') : _t('shortcuts.key.alt'),
+           '⌃': mac ? '⌃ ' + _t('shortcuts.key.ctrl') : _t('shortcuts.key.ctrl'),
+           '⌫': mac ? '⌫ ' + _t('shortcuts.key.delete') : _t('shortcuts.key.backspace'),
+           '⌦': mac ? '⌦ ' + _t('shortcuts.key.del') : _t('shortcuts.key.del'),
+           '↖': mac ? '↖ ' + _t('shortcuts.key.pgup') : _t('shortcuts.key.pgup'),
+           '↘': mac ? '↘ ' + _t('shortcuts.key.pgdn') : _t('shortcuts.key.pgdn'),
+           '⇞': mac ? '⇞ ' + _t('shortcuts.key.home') : _t('shortcuts.key.home'),
+           '⇟': mac ? '⇟ ' + _t('shortcuts.key.end') : _t('shortcuts.key.end'),
+           '↵': mac ? '⏎ ' + _t('shortcuts.key.return') : _t('shortcuts.key.enter'),
+           '⎋': mac ? '⎋ ' + _t('shortcuts.key.esc') : _t('shortcuts.key.esc'),
+           '☰': mac ? '☰ ' + _t('shortcuts.key.menu') : _t('shortcuts.key.menu')
+         };
+         return replacements[code] || code;
+       };
 
-             for (i = 0; i < l; i += 8) {
-               output += String.fromCharCode(input[i >> 5] >>> 24 - i % 32 & 0xFF);
-             }
+       function operationDelete(context, selectedIDs) {
+         var multi = selectedIDs.length === 1 ? 'single' : 'multiple';
+         var action = actionDeleteMultiple(selectedIDs);
+         var nodes = utilGetAllNodes(selectedIDs, context.graph());
+         var coords = nodes.map(function (n) {
+           return n.loc;
+         });
+         var extent = utilTotalExtent(selectedIDs, context.graph());
 
-             return output;
-           }
-           /**
-            * Convert an array of little-endian words to a string
-            */
+         var operation = function operation() {
+           var nextSelectedID;
+           var nextSelectedLoc;
+
+           if (selectedIDs.length === 1) {
+             var id = selectedIDs[0];
+             var entity = context.entity(id);
+             var geometry = entity.geometry(context.graph());
+             var parents = context.graph().parentWays(entity);
+             var parent = parents[0]; // Select the next closest node in the way.
 
+             if (geometry === 'vertex') {
+               var nodes = parent.nodes;
+               var i = nodes.indexOf(id);
 
-           function binl2rstr(input) {
-             var i,
-                 l = input.length * 32,
-                 output = '';
+               if (i === 0) {
+                 i++;
+               } else if (i === nodes.length - 1) {
+                 i--;
+               } else {
+                 var a = geoSphericalDistance(entity.loc, context.entity(nodes[i - 1]).loc);
+                 var b = geoSphericalDistance(entity.loc, context.entity(nodes[i + 1]).loc);
+                 i = a < b ? i - 1 : i + 1;
+               }
 
-             for (i = 0; i < l; i += 8) {
-               output += String.fromCharCode(input[i >> 5] >>> i % 32 & 0xFF);
+               nextSelectedID = nodes[i];
+               nextSelectedLoc = context.entity(nextSelectedID).loc;
              }
-
-             return output;
            }
-           /**
-            * Convert a raw string to an array of little-endian words
-            * Characters >255 have their high-byte silently ignored.
-            */
-
 
-           function rstr2binl(input) {
-             var i,
-                 l = input.length * 8,
-                 output = Array(input.length >> 2),
-                 lo = output.length;
+           context.perform(action, operation.annotation());
+           context.validator().validate();
 
-             for (i = 0; i < lo; i += 1) {
-               output[i] = 0;
+           if (nextSelectedID && nextSelectedLoc) {
+             if (context.hasEntity(nextSelectedID)) {
+               context.enter(modeSelect(context, [nextSelectedID]).follow(true));
+             } else {
+               context.map().centerEase(nextSelectedLoc);
+               context.enter(modeBrowse(context));
              }
+           } else {
+             context.enter(modeBrowse(context));
+           }
+         };
 
-             for (i = 0; i < l; i += 8) {
-               output[i >> 5] |= (input.charCodeAt(i / 8) & 0xFF) << i % 32;
-             }
+         operation.available = function () {
+           return true;
+         };
 
-             return output;
+         operation.disabled = function () {
+           if (extent.percentContainedIn(context.map().extent()) < 0.8) {
+             return 'too_large';
+           } else if (someMissing()) {
+             return 'not_downloaded';
+           } else if (selectedIDs.some(context.hasHiddenConnections)) {
+             return 'connected_to_hidden';
+           } else if (selectedIDs.some(protectedMember)) {
+             return 'part_of_relation';
+           } else if (selectedIDs.some(incompleteRelation)) {
+             return 'incomplete_relation';
+           } else if (selectedIDs.some(hasWikidataTag)) {
+             return 'has_wikidata_tag';
            }
-           /**
-            * Convert a raw string to an array of big-endian words
-            * Characters >255 have their high-byte silently ignored.
-            */
 
+           return false;
 
-           function rstr2binb(input) {
-             var i,
-                 l = input.length * 8,
-                 output = Array(input.length >> 2),
-                 lo = output.length;
+           function someMissing() {
+             if (context.inIntro()) return false;
+             var osm = context.connection();
 
-             for (i = 0; i < lo; i += 1) {
-               output[i] = 0;
-             }
+             if (osm) {
+               var missing = coords.filter(function (loc) {
+                 return !osm.isDataLoaded(loc);
+               });
 
-             for (i = 0; i < l; i += 8) {
-               output[i >> 5] |= (input.charCodeAt(i / 8) & 0xFF) << 24 - i % 32;
+               if (missing.length) {
+                 missing.forEach(function (loc) {
+                   context.loadTileAtLoc(loc);
+                 });
+                 return true;
+               }
              }
 
-             return output;
+             return false;
            }
-           /**
-            * Convert a raw string to an arbitrary string encoding
-            */
 
+           function hasWikidataTag(id) {
+             var entity = context.entity(id);
+             return entity.tags.wikidata && entity.tags.wikidata.trim().length > 0;
+           }
 
-           function rstr2any(input, encoding) {
-             var divisor = encoding.length,
-                 remainders = Array(),
-                 i,
-                 q,
-                 x,
-                 ld,
-                 quotient,
-                 dividend,
-                 output,
-                 full_length;
-             /* Convert to an array of 16-bit big-endian values, forming the dividend */
+           function incompleteRelation(id) {
+             var entity = context.entity(id);
+             return entity.type === 'relation' && !entity.isComplete(context.graph());
+           }
 
-             dividend = Array(Math.ceil(input.length / 2));
-             ld = dividend.length;
+           function protectedMember(id) {
+             var entity = context.entity(id);
+             if (entity.type !== 'way') return false;
+             var parents = context.graph().parentRelations(entity);
 
-             for (i = 0; i < ld; i += 1) {
-               dividend[i] = input.charCodeAt(i * 2) << 8 | input.charCodeAt(i * 2 + 1);
-             }
-             /**
-              * Repeatedly perform a long division. The binary array forms the dividend,
-              * the length of the encoding is the divisor. Once computed, the quotient
-              * forms the dividend for the next step. We stop when the dividend is zerHashes.
-              * All remainders are stored for later use.
-              */
+             for (var i = 0; i < parents.length; i++) {
+               var parent = parents[i];
+               var type = parent.tags.type;
+               var role = parent.memberById(id).role || 'outer';
 
+               if (type === 'route' || type === 'boundary' || type === 'multipolygon' && role === 'outer') {
+                 return true;
+               }
+             }
 
-             while (dividend.length > 0) {
-               quotient = Array();
-               x = 0;
+             return false;
+           }
+         };
 
-               for (i = 0; i < dividend.length; i += 1) {
-                 x = (x << 16) + dividend[i];
-                 q = Math.floor(x / divisor);
-                 x -= q * divisor;
+         operation.tooltip = function () {
+           var disable = operation.disabled();
+           return disable ? _t('operations.delete.' + disable + '.' + multi) : _t('operations.delete.description.' + multi);
+         };
 
-                 if (quotient.length > 0 || q > 0) {
-                   quotient[quotient.length] = q;
-                 }
-               }
+         operation.annotation = function () {
+           return selectedIDs.length === 1 ? _t('operations.delete.annotation.' + context.graph().geometry(selectedIDs[0])) : _t('operations.delete.annotation.feature', {
+             n: selectedIDs.length
+           });
+         };
 
-               remainders[remainders.length] = x;
-               dividend = quotient;
-             }
-             /* Convert the remainders to the output string */
+         operation.id = 'delete';
+         operation.keys = [uiCmd('⌘⌫'), uiCmd('⌘⌦'), uiCmd('⌦')];
+         operation.title = _t('operations.delete.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
+       function operationOrthogonalize(context, selectedIDs) {
+         var _extent;
 
-             output = '';
+         var _type;
 
-             for (i = remainders.length - 1; i >= 0; i--) {
-               output += encoding.charAt(remainders[i]);
-             }
-             /* Append leading zero equivalents */
+         var _actions = selectedIDs.map(chooseAction).filter(Boolean);
 
+         var _amount = _actions.length === 1 ? 'single' : 'multiple';
 
-             full_length = Math.ceil(input.length * 8 / (Math.log(encoding.length) / Math.log(2)));
+         var _coords = utilGetAllNodes(selectedIDs, context.graph()).map(function (n) {
+           return n.loc;
+         });
 
-             for (i = output.length; i < full_length; i += 1) {
-               output = encoding[0] + output;
-             }
+         function chooseAction(entityID) {
+           var entity = context.entity(entityID);
+           var geometry = entity.geometry(context.graph());
 
-             return output;
-           }
-           /**
-            * Convert a raw string to a base-64 string
-            */
+           if (!_extent) {
+             _extent = entity.extent(context.graph());
+           } else {
+             _extent = _extent.extend(entity.extent(context.graph()));
+           } // square a line/area
 
 
-           function rstr2b64(input, b64pad) {
-             var tab = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/',
-                 output = '',
-                 len = input.length,
-                 i,
-                 j,
-                 triplet;
-             b64pad = b64pad || '=';
+           if (entity.type === 'way' && new Set(entity.nodes).size > 2) {
+             if (_type && _type !== 'feature') return null;
+             _type = 'feature';
+             return actionOrthogonalize(entityID, context.projection); // square a single vertex
+           } else if (geometry === 'vertex') {
+             if (_type && _type !== 'corner') return null;
+             _type = 'corner';
+             var graph = context.graph();
+             var parents = graph.parentWays(entity);
 
-             for (i = 0; i < len; i += 3) {
-               triplet = input.charCodeAt(i) << 16 | (i + 1 < len ? input.charCodeAt(i + 1) << 8 : 0) | (i + 2 < len ? input.charCodeAt(i + 2) : 0);
+             if (parents.length === 1) {
+               var way = parents[0];
 
-               for (j = 0; j < 4; j += 1) {
-                 if (i * 8 + j * 6 > input.length * 8) {
-                   output += b64pad;
-                 } else {
-                   output += tab.charAt(triplet >>> 6 * (3 - j) & 0x3F);
-                 }
+               if (way.nodes.indexOf(entityID) !== -1) {
+                 return actionOrthogonalize(way.id, context.projection, entityID);
                }
              }
-
-             return output;
            }
 
-           Hashes = {
-             /**
-              * @property {String} version
-              * @readonly
-              */
-             VERSION: '1.0.6',
+           return null;
+         }
 
-             /**
-              * @member Hashes
-              * @class Base64
-              * @constructor
-              */
-             Base64: function Base64() {
-               // private properties
-               var tab = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/',
-                   pad = '=',
-                   // URL encoding support @todo
-               utf8 = true; // by default enable UTF-8 support encoding
-               // public method for encoding
+         var operation = function operation() {
+           if (!_actions.length) return;
+
+           var combinedAction = function combinedAction(graph, t) {
+             _actions.forEach(function (action) {
+               if (!action.disabled(graph)) {
+                 graph = action(graph, t);
+               }
+             });
+
+             return graph;
+           };
+
+           combinedAction.transitionable = true;
+           context.perform(combinedAction, operation.annotation());
+           window.setTimeout(function () {
+             context.validator().validate();
+           }, 300); // after any transition
+         };
+
+         operation.available = function () {
+           return _actions.length && selectedIDs.length === _actions.length;
+         }; // don't cache this because the visible extent could change
 
-               this.encode = function (input) {
-                 var i,
-                     j,
-                     triplet,
-                     output = '',
-                     len = input.length;
-                 pad = pad || '=';
-                 input = utf8 ? utf8Encode(input) : input;
 
-                 for (i = 0; i < len; i += 3) {
-                   triplet = input.charCodeAt(i) << 16 | (i + 1 < len ? input.charCodeAt(i + 1) << 8 : 0) | (i + 2 < len ? input.charCodeAt(i + 2) : 0);
+         operation.disabled = function () {
+           if (!_actions.length) return '';
 
-                   for (j = 0; j < 4; j += 1) {
-                     if (i * 8 + j * 6 > len * 8) {
-                       output += pad;
-                     } else {
-                       output += tab.charAt(triplet >>> 6 * (3 - j) & 0x3F);
-                     }
-                   }
-                 }
+           var actionDisableds = _actions.map(function (action) {
+             return action.disabled(context.graph());
+           }).filter(Boolean);
 
-                 return output;
-               }; // public method for decoding
+           if (actionDisableds.length === _actions.length) {
+             // none of the features can be squared
+             if (new Set(actionDisableds).size > 1) {
+               return 'multiple_blockers';
+             }
 
+             return actionDisableds[0];
+           } else if (_extent && _extent.percentContainedIn(context.map().extent()) < 0.8) {
+             return 'too_large';
+           } else if (someMissing()) {
+             return 'not_downloaded';
+           } else if (selectedIDs.some(context.hasHiddenConnections)) {
+             return 'connected_to_hidden';
+           }
 
-               this.decode = function (input) {
-                 // var b64 = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
-                 var i,
-                     o1,
-                     o2,
-                     o3,
-                     h1,
-                     h2,
-                     h3,
-                     h4,
-                     bits,
-                     ac,
-                     dec = '',
-                     arr = [];
+           return false;
 
-                 if (!input) {
-                   return input;
-                 }
+           function someMissing() {
+             if (context.inIntro()) return false;
+             var osm = context.connection();
 
-                 i = ac = 0;
-                 input = input.replace(new RegExp('\\' + pad, 'gi'), ''); // use '='
-                 //input += '';
+             if (osm) {
+               var missing = _coords.filter(function (loc) {
+                 return !osm.isDataLoaded(loc);
+               });
 
-                 do {
-                   // unpack four hexets into three octets using index points in b64
-                   h1 = tab.indexOf(input.charAt(i += 1));
-                   h2 = tab.indexOf(input.charAt(i += 1));
-                   h3 = tab.indexOf(input.charAt(i += 1));
-                   h4 = tab.indexOf(input.charAt(i += 1));
-                   bits = h1 << 18 | h2 << 12 | h3 << 6 | h4;
-                   o1 = bits >> 16 & 0xff;
-                   o2 = bits >> 8 & 0xff;
-                   o3 = bits & 0xff;
-                   ac += 1;
+               if (missing.length) {
+                 missing.forEach(function (loc) {
+                   context.loadTileAtLoc(loc);
+                 });
+                 return true;
+               }
+             }
 
-                   if (h3 === 64) {
-                     arr[ac] = String.fromCharCode(o1);
-                   } else if (h4 === 64) {
-                     arr[ac] = String.fromCharCode(o1, o2);
-                   } else {
-                     arr[ac] = String.fromCharCode(o1, o2, o3);
-                   }
-                 } while (i < input.length);
+             return false;
+           }
+         };
 
-                 dec = arr.join('');
-                 dec = utf8 ? utf8Decode(dec) : dec;
-                 return dec;
-               }; // set custom pad string
+         operation.tooltip = function () {
+           var disable = operation.disabled();
+           return disable ? _t('operations.orthogonalize.' + disable + '.' + _amount) : _t('operations.orthogonalize.description.' + _type + '.' + _amount);
+         };
 
+         operation.annotation = function () {
+           return _t('operations.orthogonalize.annotation.' + _type, {
+             n: _actions.length
+           });
+         };
 
-               this.setPad = function (str) {
-                 pad = str || pad;
-                 return this;
-               }; // set custom tab string characters
+         operation.id = 'orthogonalize';
+         operation.keys = [_t('operations.orthogonalize.key')];
+         operation.title = _t('operations.orthogonalize.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
+       function operationReflectShort(context, selectedIDs) {
+         return operationReflect(context, selectedIDs, 'short');
+       }
+       function operationReflectLong(context, selectedIDs) {
+         return operationReflect(context, selectedIDs, 'long');
+       }
+       function operationReflect(context, selectedIDs, axis) {
+         axis = axis || 'long';
+         var multi = selectedIDs.length === 1 ? 'single' : 'multiple';
+         var nodes = utilGetAllNodes(selectedIDs, context.graph());
+         var coords = nodes.map(function (n) {
+           return n.loc;
+         });
+         var extent = utilTotalExtent(selectedIDs, context.graph());
 
-               this.setTab = function (str) {
-                 tab = str || tab;
-                 return this;
-               };
+         var operation = function operation() {
+           var action = actionReflect(selectedIDs, context.projection).useLongAxis(Boolean(axis === 'long'));
+           context.perform(action, operation.annotation());
+           window.setTimeout(function () {
+             context.validator().validate();
+           }, 300); // after any transition
+         };
 
-               this.setUTF8 = function (bool) {
-                 if (typeof bool === 'boolean') {
-                   utf8 = bool;
-                 }
+         operation.available = function () {
+           return nodes.length >= 3;
+         }; // don't cache this because the visible extent could change
 
-                 return this;
-               };
-             },
 
-             /**
-              * CRC-32 calculation
-              * @member Hashes
-              * @method CRC32
-              * @static
-              * @param {String} str Input String
-              * @return {String}
-              */
-             CRC32: function CRC32(str) {
-               var crc = 0,
-                   x = 0,
-                   y = 0,
-                   table,
-                   i,
-                   iTop;
-               str = utf8Encode(str);
-               table = ['00000000 77073096 EE0E612C 990951BA 076DC419 706AF48F E963A535 9E6495A3 0EDB8832 ', '79DCB8A4 E0D5E91E 97D2D988 09B64C2B 7EB17CBD E7B82D07 90BF1D91 1DB71064 6AB020F2 F3B97148 ', '84BE41DE 1ADAD47D 6DDDE4EB F4D4B551 83D385C7 136C9856 646BA8C0 FD62F97A 8A65C9EC 14015C4F ', '63066CD9 FA0F3D63 8D080DF5 3B6E20C8 4C69105E D56041E4 A2677172 3C03E4D1 4B04D447 D20D85FD ', 'A50AB56B 35B5A8FA 42B2986C DBBBC9D6 ACBCF940 32D86CE3 45DF5C75 DCD60DCF ABD13D59 26D930AC ', '51DE003A C8D75180 BFD06116 21B4F4B5 56B3C423 CFBA9599 B8BDA50F 2802B89E 5F058808 C60CD9B2 ', 'B10BE924 2F6F7C87 58684C11 C1611DAB B6662D3D 76DC4190 01DB7106 98D220BC EFD5102A 71B18589 ', '06B6B51F 9FBFE4A5 E8B8D433 7807C9A2 0F00F934 9609A88E E10E9818 7F6A0DBB 086D3D2D 91646C97 ', 'E6635C01 6B6B51F4 1C6C6162 856530D8 F262004E 6C0695ED 1B01A57B 8208F4C1 F50FC457 65B0D9C6 ', '12B7E950 8BBEB8EA FCB9887C 62DD1DDF 15DA2D49 8CD37CF3 FBD44C65 4DB26158 3AB551CE A3BC0074 ', 'D4BB30E2 4ADFA541 3DD895D7 A4D1C46D D3D6F4FB 4369E96A 346ED9FC AD678846 DA60B8D0 44042D73 ', '33031DE5 AA0A4C5F DD0D7CC9 5005713C 270241AA BE0B1010 C90C2086 5768B525 206F85B3 B966D409 ', 'CE61E49F 5EDEF90E 29D9C998 B0D09822 C7D7A8B4 59B33D17 2EB40D81 B7BD5C3B C0BA6CAD EDB88320 ', '9ABFB3B6 03B6E20C 74B1D29A EAD54739 9DD277AF 04DB2615 73DC1683 E3630B12 94643B84 0D6D6A3E ', '7A6A5AA8 E40ECF0B 9309FF9D 0A00AE27 7D079EB1 F00F9344 8708A3D2 1E01F268 6906C2FE F762575D ', '806567CB 196C3671 6E6B06E7 FED41B76 89D32BE0 10DA7A5A 67DD4ACC F9B9DF6F 8EBEEFF9 17B7BE43 ', '60B08ED5 D6D6A3E8 A1D1937E 38D8C2C4 4FDFF252 D1BB67F1 A6BC5767 3FB506DD 48B2364B D80D2BDA ', 'AF0A1B4C 36034AF6 41047A60 DF60EFC3 A867DF55 316E8EEF 4669BE79 CB61B38C BC66831A 256FD2A0 ', '5268E236 CC0C7795 BB0B4703 220216B9 5505262F C5BA3BBE B2BD0B28 2BB45A92 5CB36A04 C2D7FFA7 ', 'B5D0CF31 2CD99E8B 5BDEAE1D 9B64C2B0 EC63F226 756AA39C 026D930A 9C0906A9 EB0E363F 72076785 ', '05005713 95BF4A82 E2B87A14 7BB12BAE 0CB61B38 92D28E9B E5D5BE0D 7CDCEFB7 0BDBDF21 86D3D2D4 ', 'F1D4E242 68DDB3F8 1FDA836E 81BE16CD F6B9265B 6FB077E1 18B74777 88085AE6 FF0F6A70 66063BCA ', '11010B5C 8F659EFF F862AE69 616BFFD3 166CCF45 A00AE278 D70DD2EE 4E048354 3903B3C2 A7672661 ', 'D06016F7 4969474D 3E6E77DB AED16A4A D9D65ADC 40DF0B66 37D83BF0 A9BCAE53 DEBB9EC5 47B2CF7F ', '30B5FFE9 BDBDF21C CABAC28A 53B39330 24B4A3A6 BAD03605 CDD70693 54DE5729 23D967BF B3667A2E ', 'C4614AB8 5D681B02 2A6F2B94 B40BBE37 C30C8EA1 5A05DF1B 2D02EF8D'].join('');
-               crc = crc ^ -1;
+         operation.disabled = function () {
+           if (extent.percentContainedIn(context.map().extent()) < 0.8) {
+             return 'too_large';
+           } else if (someMissing()) {
+             return 'not_downloaded';
+           } else if (selectedIDs.some(context.hasHiddenConnections)) {
+             return 'connected_to_hidden';
+           } else if (selectedIDs.some(incompleteRelation)) {
+             return 'incomplete_relation';
+           }
 
-               for (i = 0, iTop = str.length; i < iTop; i += 1) {
-                 y = (crc ^ str.charCodeAt(i)) & 0xFF;
-                 x = '0x' + table.substr(y * 9, 8);
-                 crc = crc >>> 8 ^ x;
-               } // always return a positive number (that's what >>> 0 does)
+           return false;
 
+           function someMissing() {
+             if (context.inIntro()) return false;
+             var osm = context.connection();
 
-               return (crc ^ -1) >>> 0;
-             },
+             if (osm) {
+               var missing = coords.filter(function (loc) {
+                 return !osm.isDataLoaded(loc);
+               });
 
-             /**
-              * @member Hashes
-              * @class MD5
-              * @constructor
-              * @param {Object} [config]
-              *
-              * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
-              * Digest Algorithm, as defined in RFC 1321.
-              * Version 2.2 Copyright (C) Paul Johnston 1999 - 2009
-              * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
-              * See <http://pajhome.org.uk/crypt/md5> for more infHashes.
-              */
-             MD5: function MD5(options) {
-               /**
-                * Private config properties. You may need to tweak these to be compatible with
-                * the server-side, but the defaults work in most cases.
-                * See {@link Hashes.MD5#method-setUpperCase} and {@link Hashes.SHA1#method-setUpperCase}
-                */
-               var hexcase = options && typeof options.uppercase === 'boolean' ? options.uppercase : false,
-                   // hexadecimal output case format. false - lowercase; true - uppercase
-               b64pad = options && typeof options.pad === 'string' ? options.pad : '=',
-                   // base-64 pad character. Defaults to '=' for strict RFC compliance
-               utf8 = options && typeof options.utf8 === 'boolean' ? options.utf8 : true; // enable/disable utf8 encoding
-               // privileged (public) methods
+               if (missing.length) {
+                 missing.forEach(function (loc) {
+                   context.loadTileAtLoc(loc);
+                 });
+                 return true;
+               }
+             }
 
-               this.hex = function (s) {
-                 return rstr2hex(rstr(s), hexcase);
-               };
+             return false;
+           }
 
-               this.b64 = function (s) {
-                 return rstr2b64(rstr(s), b64pad);
-               };
+           function incompleteRelation(id) {
+             var entity = context.entity(id);
+             return entity.type === 'relation' && !entity.isComplete(context.graph());
+           }
+         };
 
-               this.any = function (s, e) {
-                 return rstr2any(rstr(s), e);
-               };
+         operation.tooltip = function () {
+           var disable = operation.disabled();
+           return disable ? _t('operations.reflect.' + disable + '.' + multi) : _t('operations.reflect.description.' + axis + '.' + multi);
+         };
 
-               this.raw = function (s) {
-                 return rstr(s);
-               };
+         operation.annotation = function () {
+           return _t('operations.reflect.annotation.' + axis + '.feature', {
+             n: selectedIDs.length
+           });
+         };
 
-               this.hex_hmac = function (k, d) {
-                 return rstr2hex(rstr_hmac(k, d), hexcase);
-               };
+         operation.id = 'reflect-' + axis;
+         operation.keys = [_t('operations.reflect.key.' + axis)];
+         operation.title = _t('operations.reflect.title.' + axis);
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
-               this.b64_hmac = function (k, d) {
-                 return rstr2b64(rstr_hmac(k, d), b64pad);
-               };
+       function operationMove(context, selectedIDs) {
+         var multi = selectedIDs.length === 1 ? 'single' : 'multiple';
+         var nodes = utilGetAllNodes(selectedIDs, context.graph());
+         var coords = nodes.map(function (n) {
+           return n.loc;
+         });
+         var extent = utilTotalExtent(selectedIDs, context.graph());
 
-               this.any_hmac = function (k, d, e) {
-                 return rstr2any(rstr_hmac(k, d), e);
-               };
-               /**
-                * Perform a simple self-test to see if the VM is working
-                * @return {String} Hexadecimal hash sample
-                */
+         var operation = function operation() {
+           context.enter(modeMove(context, selectedIDs));
+         };
 
+         operation.available = function () {
+           return selectedIDs.length > 0;
+         };
 
-               this.vm_test = function () {
-                 return hex('abc').toLowerCase() === '900150983cd24fb0d6963f7d28e17f72';
-               };
-               /**
-                * Enable/disable uppercase hexadecimal returned string
-                * @param {Boolean}
-                * @return {Object} this
-                */
+         operation.disabled = function () {
+           if (extent.percentContainedIn(context.map().extent()) < 0.8) {
+             return 'too_large';
+           } else if (someMissing()) {
+             return 'not_downloaded';
+           } else if (selectedIDs.some(context.hasHiddenConnections)) {
+             return 'connected_to_hidden';
+           } else if (selectedIDs.some(incompleteRelation)) {
+             return 'incomplete_relation';
+           }
 
+           return false;
 
-               this.setUpperCase = function (a) {
-                 if (typeof a === 'boolean') {
-                   hexcase = a;
-                 }
+           function someMissing() {
+             if (context.inIntro()) return false;
+             var osm = context.connection();
 
-                 return this;
-               };
-               /**
-                * Defines a base64 pad string
-                * @param {String} Pad
-                * @return {Object} this
-                */
+             if (osm) {
+               var missing = coords.filter(function (loc) {
+                 return !osm.isDataLoaded(loc);
+               });
 
+               if (missing.length) {
+                 missing.forEach(function (loc) {
+                   context.loadTileAtLoc(loc);
+                 });
+                 return true;
+               }
+             }
 
-               this.setPad = function (a) {
-                 b64pad = a || b64pad;
-                 return this;
-               };
-               /**
-                * Defines a base64 pad string
-                * @param {Boolean}
-                * @return {Object} [this]
-                */
+             return false;
+           }
 
+           function incompleteRelation(id) {
+             var entity = context.entity(id);
+             return entity.type === 'relation' && !entity.isComplete(context.graph());
+           }
+         };
 
-               this.setUTF8 = function (a) {
-                 if (typeof a === 'boolean') {
-                   utf8 = a;
-                 }
+         operation.tooltip = function () {
+           var disable = operation.disabled();
+           return disable ? _t('operations.move.' + disable + '.' + multi) : _t('operations.move.description.' + multi);
+         };
 
-                 return this;
-               }; // private methods
+         operation.annotation = function () {
+           return selectedIDs.length === 1 ? _t('operations.move.annotation.' + context.graph().geometry(selectedIDs[0])) : _t('operations.move.annotation.feature', {
+             n: selectedIDs.length
+           });
+         };
 
-               /**
-                * Calculate the MD5 of a raw string
-                */
+         operation.id = 'move';
+         operation.keys = [_t('operations.move.key')];
+         operation.title = _t('operations.move.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         operation.mouseOnly = true;
+         return operation;
+       }
 
+       function modeRotate(context, entityIDs) {
+         var _tolerancePx = 4; // see also behaviorDrag, behaviorSelect, modeMove
 
-               function rstr(s) {
-                 s = utf8 ? utf8Encode(s) : s;
-                 return binl2rstr(binl(rstr2binl(s), s.length * 8));
-               }
-               /**
-                * Calculate the HMAC-MD5, of a key and some data (raw strings)
-                */
+         var mode = {
+           id: 'rotate',
+           button: 'browse'
+         };
+         var keybinding = utilKeybinding('rotate');
+         var behaviors = [behaviorEdit(context), operationCircularize(context, entityIDs).behavior, operationDelete(context, entityIDs).behavior, operationMove(context, entityIDs).behavior, operationOrthogonalize(context, entityIDs).behavior, operationReflectLong(context, entityIDs).behavior, operationReflectShort(context, entityIDs).behavior];
+         var annotation = entityIDs.length === 1 ? _t('operations.rotate.annotation.' + context.graph().geometry(entityIDs[0])) : _t('operations.rotate.annotation.feature', {
+           n: entityIDs.length
+         });
 
+         var _prevGraph;
 
-               function rstr_hmac(key, data) {
-                 var bkey, ipad, opad, hash, i;
-                 key = utf8 ? utf8Encode(key) : key;
-                 data = utf8 ? utf8Encode(data) : data;
-                 bkey = rstr2binl(key);
+         var _prevAngle;
 
-                 if (bkey.length > 16) {
-                   bkey = binl(bkey, key.length * 8);
-                 }
+         var _prevTransform;
 
-                 ipad = Array(16), opad = Array(16);
+         var _pivot; // use pointer events on supported platforms; fallback to mouse events
 
-                 for (i = 0; i < 16; i += 1) {
-                   ipad[i] = bkey[i] ^ 0x36363636;
-                   opad[i] = bkey[i] ^ 0x5C5C5C5C;
-                 }
 
-                 hash = binl(ipad.concat(rstr2binl(data)), 512 + data.length * 8);
-                 return binl2rstr(binl(opad.concat(hash), 512 + 128));
-               }
-               /**
-                * Calculate the MD5 of an array of little-endian words, and a bit length.
-                */
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
 
+         function doRotate(d3_event) {
+           var fn;
 
-               function binl(x, len) {
-                 var i,
-                     olda,
-                     oldb,
-                     oldc,
-                     oldd,
-                     a = 1732584193,
-                     b = -271733879,
-                     c = -1732584194,
-                     d = 271733878;
-                 /* append padding */
+           if (context.graph() !== _prevGraph) {
+             fn = context.perform;
+           } else {
+             fn = context.replace;
+           } // projection changed, recalculate _pivot
 
-                 x[len >> 5] |= 0x80 << len % 32;
-                 x[(len + 64 >>> 9 << 4) + 14] = len;
 
-                 for (i = 0; i < x.length; i += 16) {
-                   olda = a;
-                   oldb = b;
-                   oldc = c;
-                   oldd = d;
-                   a = md5_ff(a, b, c, d, x[i + 0], 7, -680876936);
-                   d = md5_ff(d, a, b, c, x[i + 1], 12, -389564586);
-                   c = md5_ff(c, d, a, b, x[i + 2], 17, 606105819);
-                   b = md5_ff(b, c, d, a, x[i + 3], 22, -1044525330);
-                   a = md5_ff(a, b, c, d, x[i + 4], 7, -176418897);
-                   d = md5_ff(d, a, b, c, x[i + 5], 12, 1200080426);
-                   c = md5_ff(c, d, a, b, x[i + 6], 17, -1473231341);
-                   b = md5_ff(b, c, d, a, x[i + 7], 22, -45705983);
-                   a = md5_ff(a, b, c, d, x[i + 8], 7, 1770035416);
-                   d = md5_ff(d, a, b, c, x[i + 9], 12, -1958414417);
-                   c = md5_ff(c, d, a, b, x[i + 10], 17, -42063);
-                   b = md5_ff(b, c, d, a, x[i + 11], 22, -1990404162);
-                   a = md5_ff(a, b, c, d, x[i + 12], 7, 1804603682);
-                   d = md5_ff(d, a, b, c, x[i + 13], 12, -40341101);
-                   c = md5_ff(c, d, a, b, x[i + 14], 17, -1502002290);
-                   b = md5_ff(b, c, d, a, x[i + 15], 22, 1236535329);
-                   a = md5_gg(a, b, c, d, x[i + 1], 5, -165796510);
-                   d = md5_gg(d, a, b, c, x[i + 6], 9, -1069501632);
-                   c = md5_gg(c, d, a, b, x[i + 11], 14, 643717713);
-                   b = md5_gg(b, c, d, a, x[i + 0], 20, -373897302);
-                   a = md5_gg(a, b, c, d, x[i + 5], 5, -701558691);
-                   d = md5_gg(d, a, b, c, x[i + 10], 9, 38016083);
-                   c = md5_gg(c, d, a, b, x[i + 15], 14, -660478335);
-                   b = md5_gg(b, c, d, a, x[i + 4], 20, -405537848);
-                   a = md5_gg(a, b, c, d, x[i + 9], 5, 568446438);
-                   d = md5_gg(d, a, b, c, x[i + 14], 9, -1019803690);
-                   c = md5_gg(c, d, a, b, x[i + 3], 14, -187363961);
-                   b = md5_gg(b, c, d, a, x[i + 8], 20, 1163531501);
-                   a = md5_gg(a, b, c, d, x[i + 13], 5, -1444681467);
-                   d = md5_gg(d, a, b, c, x[i + 2], 9, -51403784);
-                   c = md5_gg(c, d, a, b, x[i + 7], 14, 1735328473);
-                   b = md5_gg(b, c, d, a, x[i + 12], 20, -1926607734);
-                   a = md5_hh(a, b, c, d, x[i + 5], 4, -378558);
-                   d = md5_hh(d, a, b, c, x[i + 8], 11, -2022574463);
-                   c = md5_hh(c, d, a, b, x[i + 11], 16, 1839030562);
-                   b = md5_hh(b, c, d, a, x[i + 14], 23, -35309556);
-                   a = md5_hh(a, b, c, d, x[i + 1], 4, -1530992060);
-                   d = md5_hh(d, a, b, c, x[i + 4], 11, 1272893353);
-                   c = md5_hh(c, d, a, b, x[i + 7], 16, -155497632);
-                   b = md5_hh(b, c, d, a, x[i + 10], 23, -1094730640);
-                   a = md5_hh(a, b, c, d, x[i + 13], 4, 681279174);
-                   d = md5_hh(d, a, b, c, x[i + 0], 11, -358537222);
-                   c = md5_hh(c, d, a, b, x[i + 3], 16, -722521979);
-                   b = md5_hh(b, c, d, a, x[i + 6], 23, 76029189);
-                   a = md5_hh(a, b, c, d, x[i + 9], 4, -640364487);
-                   d = md5_hh(d, a, b, c, x[i + 12], 11, -421815835);
-                   c = md5_hh(c, d, a, b, x[i + 15], 16, 530742520);
-                   b = md5_hh(b, c, d, a, x[i + 2], 23, -995338651);
-                   a = md5_ii(a, b, c, d, x[i + 0], 6, -198630844);
-                   d = md5_ii(d, a, b, c, x[i + 7], 10, 1126891415);
-                   c = md5_ii(c, d, a, b, x[i + 14], 15, -1416354905);
-                   b = md5_ii(b, c, d, a, x[i + 5], 21, -57434055);
-                   a = md5_ii(a, b, c, d, x[i + 12], 6, 1700485571);
-                   d = md5_ii(d, a, b, c, x[i + 3], 10, -1894986606);
-                   c = md5_ii(c, d, a, b, x[i + 10], 15, -1051523);
-                   b = md5_ii(b, c, d, a, x[i + 1], 21, -2054922799);
-                   a = md5_ii(a, b, c, d, x[i + 8], 6, 1873313359);
-                   d = md5_ii(d, a, b, c, x[i + 15], 10, -30611744);
-                   c = md5_ii(c, d, a, b, x[i + 6], 15, -1560198380);
-                   b = md5_ii(b, c, d, a, x[i + 13], 21, 1309151649);
-                   a = md5_ii(a, b, c, d, x[i + 4], 6, -145523070);
-                   d = md5_ii(d, a, b, c, x[i + 11], 10, -1120210379);
-                   c = md5_ii(c, d, a, b, x[i + 2], 15, 718787259);
-                   b = md5_ii(b, c, d, a, x[i + 9], 21, -343485551);
-                   a = safe_add(a, olda);
-                   b = safe_add(b, oldb);
-                   c = safe_add(c, oldc);
-                   d = safe_add(d, oldd);
-                 }
+           var projection = context.projection;
+           var currTransform = projection.transform();
+
+           if (!_prevTransform || currTransform.k !== _prevTransform.k || currTransform.x !== _prevTransform.x || currTransform.y !== _prevTransform.y) {
+             var nodes = utilGetAllNodes(entityIDs, context.graph());
+             var points = nodes.map(function (n) {
+               return projection(n.loc);
+             });
+             _pivot = getPivot(points);
+             _prevAngle = undefined;
+           }
+
+           var currMouse = context.map().mouse(d3_event);
+           var currAngle = Math.atan2(currMouse[1] - _pivot[1], currMouse[0] - _pivot[0]);
+           if (typeof _prevAngle === 'undefined') _prevAngle = currAngle;
+           var delta = currAngle - _prevAngle;
+           fn(actionRotate(entityIDs, _pivot, delta, projection));
+           _prevTransform = currTransform;
+           _prevAngle = currAngle;
+           _prevGraph = context.graph();
+         }
 
-                 return Array(a, b, c, d);
-               }
-               /**
-                * These functions implement the four basic operations the algorithm uses.
-                */
+         function getPivot(points) {
+           var _pivot;
 
+           if (points.length === 1) {
+             _pivot = points[0];
+           } else if (points.length === 2) {
+             _pivot = geoVecInterp(points[0], points[1], 0.5);
+           } else {
+             var polygonHull = d3_polygonHull(points);
 
-               function md5_cmn(q, a, b, x, s, t) {
-                 return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s), b);
-               }
+             if (polygonHull.length === 2) {
+               _pivot = geoVecInterp(points[0], points[1], 0.5);
+             } else {
+               _pivot = d3_polygonCentroid(d3_polygonHull(points));
+             }
+           }
 
-               function md5_ff(a, b, c, d, x, s, t) {
-                 return md5_cmn(b & c | ~b & d, a, b, x, s, t);
-               }
+           return _pivot;
+         }
 
-               function md5_gg(a, b, c, d, x, s, t) {
-                 return md5_cmn(b & d | c & ~d, a, b, x, s, t);
-               }
+         function finish(d3_event) {
+           d3_event.stopPropagation();
+           context.replace(actionNoop(), annotation);
+           context.enter(modeSelect(context, entityIDs));
+         }
 
-               function md5_hh(a, b, c, d, x, s, t) {
-                 return md5_cmn(b ^ c ^ d, a, b, x, s, t);
-               }
+         function cancel() {
+           if (_prevGraph) context.pop(); // remove the rotate
 
-               function md5_ii(a, b, c, d, x, s, t) {
-                 return md5_cmn(c ^ (b | ~d), a, b, x, s, t);
-               }
-             },
+           context.enter(modeSelect(context, entityIDs));
+         }
 
-             /**
-              * @member Hashes
-              * @class Hashes.SHA1
-              * @param {Object} [config]
-              * @constructor
-              *
-              * A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined in FIPS 180-1
-              * Version 2.2 Copyright Paul Johnston 2000 - 2009.
-              * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
-              * See http://pajhome.org.uk/crypt/md5 for details.
-              */
-             SHA1: function SHA1(options) {
-               /**
-                * Private config properties. You may need to tweak these to be compatible with
-                * the server-side, but the defaults work in most cases.
-                * See {@link Hashes.MD5#method-setUpperCase} and {@link Hashes.SHA1#method-setUpperCase}
-                */
-               var hexcase = options && typeof options.uppercase === 'boolean' ? options.uppercase : false,
-                   // hexadecimal output case format. false - lowercase; true - uppercase
-               b64pad = options && typeof options.pad === 'string' ? options.pad : '=',
-                   // base-64 pad character. Defaults to '=' for strict RFC compliance
-               utf8 = options && typeof options.utf8 === 'boolean' ? options.utf8 : true; // enable/disable utf8 encoding
-               // public methods
+         function undone() {
+           context.enter(modeBrowse(context));
+         }
 
-               this.hex = function (s) {
-                 return rstr2hex(rstr(s), hexcase);
-               };
+         mode.enter = function () {
+           _prevGraph = null;
+           context.features().forceVisible(entityIDs);
+           behaviors.forEach(context.install);
+           var downEvent;
+           context.surface().on(_pointerPrefix + 'down.modeRotate', function (d3_event) {
+             downEvent = d3_event;
+           });
+           select(window).on(_pointerPrefix + 'move.modeRotate', doRotate, true).on(_pointerPrefix + 'up.modeRotate', function (d3_event) {
+             if (!downEvent) return;
+             var mapNode = context.container().select('.main-map').node();
+             var pointGetter = utilFastMouse(mapNode);
+             var p1 = pointGetter(downEvent);
+             var p2 = pointGetter(d3_event);
+             var dist = geoVecLength(p1, p2);
+             if (dist <= _tolerancePx) finish(d3_event);
+             downEvent = null;
+           }, true);
+           context.history().on('undone.modeRotate', undone);
+           keybinding.on('⎋', cancel).on('↩', finish);
+           select(document).call(keybinding);
+         };
 
-               this.b64 = function (s) {
-                 return rstr2b64(rstr(s), b64pad);
-               };
+         mode.exit = function () {
+           behaviors.forEach(context.uninstall);
+           context.surface().on(_pointerPrefix + 'down.modeRotate', null);
+           select(window).on(_pointerPrefix + 'move.modeRotate', null, true).on(_pointerPrefix + 'up.modeRotate', null, true);
+           context.history().on('undone.modeRotate', null);
+           select(document).call(keybinding.unbind);
+           context.features().forceVisible([]);
+         };
 
-               this.any = function (s, e) {
-                 return rstr2any(rstr(s), e);
-               };
+         mode.selectedIDs = function () {
+           if (!arguments.length) return entityIDs; // no assign
 
-               this.raw = function (s) {
-                 return rstr(s);
-               };
+           return mode;
+         };
 
-               this.hex_hmac = function (k, d) {
-                 return rstr2hex(rstr_hmac(k, d));
-               };
+         return mode;
+       }
 
-               this.b64_hmac = function (k, d) {
-                 return rstr2b64(rstr_hmac(k, d), b64pad);
-               };
+       function operationRotate(context, selectedIDs) {
+         var multi = selectedIDs.length === 1 ? 'single' : 'multiple';
+         var nodes = utilGetAllNodes(selectedIDs, context.graph());
+         var coords = nodes.map(function (n) {
+           return n.loc;
+         });
+         var extent = utilTotalExtent(selectedIDs, context.graph());
 
-               this.any_hmac = function (k, d, e) {
-                 return rstr2any(rstr_hmac(k, d), e);
-               };
-               /**
-                * Perform a simple self-test to see if the VM is working
-                * @return {String} Hexadecimal hash sample
-                * @public
-                */
+         var operation = function operation() {
+           context.enter(modeRotate(context, selectedIDs));
+         };
 
+         operation.available = function () {
+           return nodes.length >= 2;
+         };
 
-               this.vm_test = function () {
-                 return hex('abc').toLowerCase() === '900150983cd24fb0d6963f7d28e17f72';
-               };
-               /**
-                * @description Enable/disable uppercase hexadecimal returned string
-                * @param {boolean}
-                * @return {Object} this
-                * @public
-                */
+         operation.disabled = function () {
+           if (extent.percentContainedIn(context.map().extent()) < 0.8) {
+             return 'too_large';
+           } else if (someMissing()) {
+             return 'not_downloaded';
+           } else if (selectedIDs.some(context.hasHiddenConnections)) {
+             return 'connected_to_hidden';
+           } else if (selectedIDs.some(incompleteRelation)) {
+             return 'incomplete_relation';
+           }
 
+           return false;
 
-               this.setUpperCase = function (a) {
-                 if (typeof a === 'boolean') {
-                   hexcase = a;
-                 }
+           function someMissing() {
+             if (context.inIntro()) return false;
+             var osm = context.connection();
 
-                 return this;
-               };
-               /**
-                * @description Defines a base64 pad string
-                * @param {string} Pad
-                * @return {Object} this
-                * @public
-                */
+             if (osm) {
+               var missing = coords.filter(function (loc) {
+                 return !osm.isDataLoaded(loc);
+               });
 
+               if (missing.length) {
+                 missing.forEach(function (loc) {
+                   context.loadTileAtLoc(loc);
+                 });
+                 return true;
+               }
+             }
 
-               this.setPad = function (a) {
-                 b64pad = a || b64pad;
-                 return this;
-               };
-               /**
-                * @description Defines a base64 pad string
-                * @param {boolean}
-                * @return {Object} this
-                * @public
-                */
+             return false;
+           }
 
+           function incompleteRelation(id) {
+             var entity = context.entity(id);
+             return entity.type === 'relation' && !entity.isComplete(context.graph());
+           }
+         };
 
-               this.setUTF8 = function (a) {
-                 if (typeof a === 'boolean') {
-                   utf8 = a;
-                 }
+         operation.tooltip = function () {
+           var disable = operation.disabled();
+           return disable ? _t('operations.rotate.' + disable + '.' + multi) : _t('operations.rotate.description.' + multi);
+         };
 
-                 return this;
-               }; // private methods
+         operation.annotation = function () {
+           return selectedIDs.length === 1 ? _t('operations.rotate.annotation.' + context.graph().geometry(selectedIDs[0])) : _t('operations.rotate.annotation.feature', {
+             n: selectedIDs.length
+           });
+         };
 
-               /**
-                * Calculate the SHA-512 of a raw string
-                */
+         operation.id = 'rotate';
+         operation.keys = [_t('operations.rotate.key')];
+         operation.title = _t('operations.rotate.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         operation.mouseOnly = true;
+         return operation;
+       }
 
+       function modeMove(context, entityIDs, baseGraph) {
+         var _tolerancePx = 4; // see also behaviorDrag, behaviorSelect, modeRotate
 
-               function rstr(s) {
-                 s = utf8 ? utf8Encode(s) : s;
-                 return binb2rstr(binb(rstr2binb(s), s.length * 8));
-               }
-               /**
-                * Calculate the HMAC-SHA1 of a key and some data (raw strings)
-                */
+         var mode = {
+           id: 'move',
+           button: 'browse'
+         };
+         var keybinding = utilKeybinding('move');
+         var behaviors = [behaviorEdit(context), operationCircularize(context, entityIDs).behavior, operationDelete(context, entityIDs).behavior, operationOrthogonalize(context, entityIDs).behavior, operationReflectLong(context, entityIDs).behavior, operationReflectShort(context, entityIDs).behavior, operationRotate(context, entityIDs).behavior];
+         var annotation = entityIDs.length === 1 ? _t('operations.move.annotation.' + context.graph().geometry(entityIDs[0])) : _t('operations.move.annotation.feature', {
+           n: entityIDs.length
+         });
 
+         var _prevGraph;
 
-               function rstr_hmac(key, data) {
-                 var bkey, ipad, opad, i, hash;
-                 key = utf8 ? utf8Encode(key) : key;
-                 data = utf8 ? utf8Encode(data) : data;
-                 bkey = rstr2binb(key);
+         var _cache;
 
-                 if (bkey.length > 16) {
-                   bkey = binb(bkey, key.length * 8);
-                 }
+         var _origin;
 
-                 ipad = Array(16), opad = Array(16);
+         var _nudgeInterval; // use pointer events on supported platforms; fallback to mouse events
 
-                 for (i = 0; i < 16; i += 1) {
-                   ipad[i] = bkey[i] ^ 0x36363636;
-                   opad[i] = bkey[i] ^ 0x5C5C5C5C;
-                 }
 
-                 hash = binb(ipad.concat(rstr2binb(data)), 512 + data.length * 8);
-                 return binb2rstr(binb(opad.concat(hash), 512 + 160));
-               }
-               /**
-                * Calculate the SHA-1 of an array of big-endian words, and a bit length
-                */
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
 
+         function doMove(nudge) {
+           nudge = nudge || [0, 0];
+           var fn;
 
-               function binb(x, len) {
-                 var i,
-                     j,
-                     t,
-                     olda,
-                     oldb,
-                     oldc,
-                     oldd,
-                     olde,
-                     w = Array(80),
-                     a = 1732584193,
-                     b = -271733879,
-                     c = -1732584194,
-                     d = 271733878,
-                     e = -1009589776;
-                 /* append padding */
+           if (_prevGraph !== context.graph()) {
+             _cache = {};
+             _origin = context.map().mouseCoordinates();
+             fn = context.perform;
+           } else {
+             fn = context.overwrite;
+           }
 
-                 x[len >> 5] |= 0x80 << 24 - len % 32;
-                 x[(len + 64 >> 9 << 4) + 15] = len;
+           var currMouse = context.map().mouse();
+           var origMouse = context.projection(_origin);
+           var delta = geoVecSubtract(geoVecSubtract(currMouse, origMouse), nudge);
+           fn(actionMove(entityIDs, delta, context.projection, _cache));
+           _prevGraph = context.graph();
+         }
 
-                 for (i = 0; i < x.length; i += 16) {
-                   olda = a;
-                   oldb = b;
-                   oldc = c;
-                   oldd = d;
-                   olde = e;
+         function startNudge(nudge) {
+           if (_nudgeInterval) window.clearInterval(_nudgeInterval);
+           _nudgeInterval = window.setInterval(function () {
+             context.map().pan(nudge);
+             doMove(nudge);
+           }, 50);
+         }
 
-                   for (j = 0; j < 80; j += 1) {
-                     if (j < 16) {
-                       w[j] = x[i + j];
-                     } else {
-                       w[j] = bit_rol(w[j - 3] ^ w[j - 8] ^ w[j - 14] ^ w[j - 16], 1);
-                     }
+         function stopNudge() {
+           if (_nudgeInterval) {
+             window.clearInterval(_nudgeInterval);
+             _nudgeInterval = null;
+           }
+         }
 
-                     t = safe_add(safe_add(bit_rol(a, 5), sha1_ft(j, b, c, d)), safe_add(safe_add(e, w[j]), sha1_kt(j)));
-                     e = d;
-                     d = c;
-                     c = bit_rol(b, 30);
-                     b = a;
-                     a = t;
-                   }
+         function move() {
+           doMove();
+           var nudge = geoViewportEdge(context.map().mouse(), context.map().dimensions());
 
-                   a = safe_add(a, olda);
-                   b = safe_add(b, oldb);
-                   c = safe_add(c, oldc);
-                   d = safe_add(d, oldd);
-                   e = safe_add(e, olde);
-                 }
+           if (nudge) {
+             startNudge(nudge);
+           } else {
+             stopNudge();
+           }
+         }
 
-                 return Array(a, b, c, d, e);
-               }
-               /**
-                * Perform the appropriate triplet combination function for the current
-                * iteration
-                */
+         function finish(d3_event) {
+           d3_event.stopPropagation();
+           context.replace(actionNoop(), annotation);
+           context.enter(modeSelect(context, entityIDs));
+           stopNudge();
+         }
 
+         function cancel() {
+           if (baseGraph) {
+             while (context.graph() !== baseGraph) {
+               context.pop();
+             } // reset to baseGraph
 
-               function sha1_ft(t, b, c, d) {
-                 if (t < 20) {
-                   return b & c | ~b & d;
-                 }
 
-                 if (t < 40) {
-                   return b ^ c ^ d;
-                 }
+             context.enter(modeBrowse(context));
+           } else {
+             if (_prevGraph) context.pop(); // remove the move
 
-                 if (t < 60) {
-                   return b & c | b & d | c & d;
-                 }
+             context.enter(modeSelect(context, entityIDs));
+           }
 
-                 return b ^ c ^ d;
-               }
-               /**
-                * Determine the appropriate additive constant for the current iteration
-                */
+           stopNudge();
+         }
 
+         function undone() {
+           context.enter(modeBrowse(context));
+         }
 
-               function sha1_kt(t) {
-                 return t < 20 ? 1518500249 : t < 40 ? 1859775393 : t < 60 ? -1894007588 : -899497514;
-               }
-             },
+         mode.enter = function () {
+           _origin = context.map().mouseCoordinates();
+           _prevGraph = null;
+           _cache = {};
+           context.features().forceVisible(entityIDs);
+           behaviors.forEach(context.install);
+           var downEvent;
+           context.surface().on(_pointerPrefix + 'down.modeMove', function (d3_event) {
+             downEvent = d3_event;
+           });
+           select(window).on(_pointerPrefix + 'move.modeMove', move, true).on(_pointerPrefix + 'up.modeMove', function (d3_event) {
+             if (!downEvent) return;
+             var mapNode = context.container().select('.main-map').node();
+             var pointGetter = utilFastMouse(mapNode);
+             var p1 = pointGetter(downEvent);
+             var p2 = pointGetter(d3_event);
+             var dist = geoVecLength(p1, p2);
+             if (dist <= _tolerancePx) finish(d3_event);
+             downEvent = null;
+           }, true);
+           context.history().on('undone.modeMove', undone);
+           keybinding.on('⎋', cancel).on('↩', finish);
+           select(document).call(keybinding);
+         };
 
-             /**
-              * @class Hashes.SHA256
-              * @param {config}
-              *
-              * A JavaScript implementation of the Secure Hash Algorithm, SHA-256, as defined in FIPS 180-2
-              * Version 2.2 Copyright Angel Marin, Paul Johnston 2000 - 2009.
-              * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
-              * See http://pajhome.org.uk/crypt/md5 for details.
-              * Also http://anmar.eu.org/projects/jssha2/
-              */
-             SHA256: function SHA256(options) {
-               /**
-                * Private properties configuration variables. You may need to tweak these to be compatible with
-                * the server-side, but the defaults work in most cases.
-                * @see this.setUpperCase() method
-                * @see this.setPad() method
-                */
-               var hexcase = options && typeof options.uppercase === 'boolean' ? options.uppercase : false,
-                   // hexadecimal output case format. false - lowercase; true - uppercase  */
-               b64pad = options && typeof options.pad === 'string' ? options.pad : '=',
+         mode.exit = function () {
+           stopNudge();
+           behaviors.forEach(function (behavior) {
+             context.uninstall(behavior);
+           });
+           context.surface().on(_pointerPrefix + 'down.modeMove', null);
+           select(window).on(_pointerPrefix + 'move.modeMove', null, true).on(_pointerPrefix + 'up.modeMove', null, true);
+           context.history().on('undone.modeMove', null);
+           select(document).call(keybinding.unbind);
+           context.features().forceVisible([]);
+         };
 
-               /* base-64 pad character. Default '=' for strict RFC compliance   */
-               utf8 = options && typeof options.utf8 === 'boolean' ? options.utf8 : true,
+         mode.selectedIDs = function () {
+           if (!arguments.length) return entityIDs; // no assign
 
-               /* enable/disable utf8 encoding */
-               sha256_K;
-               /* privileged (public) methods */
+           return mode;
+         };
 
-               this.hex = function (s) {
-                 return rstr2hex(rstr(s, utf8));
-               };
+         return mode;
+       }
 
-               this.b64 = function (s) {
-                 return rstr2b64(rstr(s, utf8), b64pad);
-               };
+       function behaviorPaste(context) {
+         function doPaste(d3_event) {
+           // prevent paste during low zoom selection
+           if (!context.map().withinEditableZoom()) return;
+           d3_event.preventDefault();
+           var baseGraph = context.graph();
+           var mouse = context.map().mouse();
+           var projection = context.projection;
+           var viewport = geoExtent(projection.clipExtent()).polygon();
+           if (!geoPointInPolygon(mouse, viewport)) return;
+           var oldIDs = context.copyIDs();
+           if (!oldIDs.length) return;
+           var extent = geoExtent();
+           var oldGraph = context.copyGraph();
+           var newIDs = [];
+           var action = actionCopyEntities(oldIDs, oldGraph);
+           context.perform(action);
+           var copies = action.copies();
+           var originals = new Set();
+           Object.values(copies).forEach(function (entity) {
+             originals.add(entity.id);
+           });
+
+           for (var id in copies) {
+             var oldEntity = oldGraph.entity(id);
+             var newEntity = copies[id];
+
+             extent._extend(oldEntity.extent(oldGraph)); // Exclude child nodes from newIDs if their parent way was also copied.
+
+
+             var parents = context.graph().parentWays(newEntity);
+             var parentCopied = parents.some(function (parent) {
+               return originals.has(parent.id);
+             });
+
+             if (!parentCopied) {
+               newIDs.push(newEntity.id);
+             }
+           } // Put pasted objects where mouse pointer is..
+
+
+           var copyPoint = context.copyLonLat() && projection(context.copyLonLat()) || projection(extent.center());
+           var delta = geoVecSubtract(mouse, copyPoint);
+           context.perform(actionMove(newIDs, delta, projection));
+           context.enter(modeMove(context, newIDs, baseGraph));
+         }
+
+         function behavior() {
+           context.keybinding().on(uiCmd('⌘V'), doPaste);
+           return behavior;
+         }
+
+         behavior.off = function () {
+           context.keybinding().off(uiCmd('⌘V'));
+         };
+
+         return behavior;
+       }
+
+       /*
+           `behaviorDrag` is like `d3_behavior.drag`, with the following differences:
+
+           * The `origin` function is expected to return an [x, y] tuple rather than an
+             {x, y} object.
+           * The events are `start`, `move`, and `end`.
+             (https://github.com/mbostock/d3/issues/563)
+           * The `start` event is not dispatched until the first cursor movement occurs.
+             (https://github.com/mbostock/d3/pull/368)
+           * The `move` event has a `point` and `delta` [x, y] tuple properties rather
+             than `x`, `y`, `dx`, and `dy` properties.
+           * The `end` event is not dispatched if no movement occurs.
+           * An `off` function is available that unbinds the drag's internal event handlers.
+        */
+
+       function behaviorDrag() {
+         var dispatch = dispatch$8('start', 'move', 'end'); // see also behaviorSelect
 
-               this.any = function (s, e) {
-                 return rstr2any(rstr(s, utf8), e);
-               };
+         var _tolerancePx = 1; // keep this low to facilitate pixel-perfect micromapping
 
-               this.raw = function (s) {
-                 return rstr(s, utf8);
-               };
+         var _penTolerancePx = 4; // styluses can be touchy so require greater movement - #1981
 
-               this.hex_hmac = function (k, d) {
-                 return rstr2hex(rstr_hmac(k, d));
-               };
+         var _origin = null;
+         var _selector = '';
 
-               this.b64_hmac = function (k, d) {
-                 return rstr2b64(rstr_hmac(k, d), b64pad);
-               };
+         var _targetNode;
 
-               this.any_hmac = function (k, d, e) {
-                 return rstr2any(rstr_hmac(k, d), e);
-               };
-               /**
-                * Perform a simple self-test to see if the VM is working
-                * @return {String} Hexadecimal hash sample
-                * @public
-                */
+         var _targetEntity;
 
+         var _surface;
 
-               this.vm_test = function () {
-                 return hex('abc').toLowerCase() === '900150983cd24fb0d6963f7d28e17f72';
-               };
-               /**
-                * Enable/disable uppercase hexadecimal returned string
-                * @param {boolean}
-                * @return {Object} this
-                * @public
-                */
+         var _pointerId; // use pointer events on supported platforms; fallback to mouse events
 
 
-               this.setUpperCase = function (a) {
-                 if (typeof a === 'boolean') {
-                   hexcase = a;
-                 }
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
 
-                 return this;
-               };
-               /**
-                * @description Defines a base64 pad string
-                * @param {string} Pad
-                * @return {Object} this
-                * @public
-                */
+         var d3_event_userSelectProperty = utilPrefixCSSProperty('UserSelect');
 
+         var d3_event_userSelectSuppress = function d3_event_userSelectSuppress() {
+           var selection$1 = selection();
+           var select = selection$1.style(d3_event_userSelectProperty);
+           selection$1.style(d3_event_userSelectProperty, 'none');
+           return function () {
+             selection$1.style(d3_event_userSelectProperty, select);
+           };
+         };
 
-               this.setPad = function (a) {
-                 b64pad = a || b64pad;
-                 return this;
-               };
-               /**
-                * Defines a base64 pad string
-                * @param {boolean}
-                * @return {Object} this
-                * @public
-                */
+         function pointerdown(d3_event) {
+           if (_pointerId) return;
+           _pointerId = d3_event.pointerId || 'mouse';
+           _targetNode = this; // only force reflow once per drag
 
+           var pointerLocGetter = utilFastMouse(_surface || _targetNode.parentNode);
+           var offset;
+           var startOrigin = pointerLocGetter(d3_event);
+           var started = false;
+           var selectEnable = d3_event_userSelectSuppress();
+           select(window).on(_pointerPrefix + 'move.drag', pointermove).on(_pointerPrefix + 'up.drag pointercancel.drag', pointerup, true);
 
-               this.setUTF8 = function (a) {
-                 if (typeof a === 'boolean') {
-                   utf8 = a;
-                 }
+           if (_origin) {
+             offset = _origin.call(_targetNode, _targetEntity);
+             offset = [offset[0] - startOrigin[0], offset[1] - startOrigin[1]];
+           } else {
+             offset = [0, 0];
+           }
 
-                 return this;
-               }; // private methods
+           d3_event.stopPropagation();
 
-               /**
-                * Calculate the SHA-512 of a raw string
-                */
+           function pointermove(d3_event) {
+             if (_pointerId !== (d3_event.pointerId || 'mouse')) return;
+             var p = pointerLocGetter(d3_event);
 
+             if (!started) {
+               var dist = geoVecLength(startOrigin, p);
+               var tolerance = d3_event.pointerType === 'pen' ? _penTolerancePx : _tolerancePx; // don't start until the drag has actually moved somewhat
 
-               function rstr(s, utf8) {
-                 s = utf8 ? utf8Encode(s) : s;
-                 return binb2rstr(binb(rstr2binb(s), s.length * 8));
-               }
-               /**
-                * Calculate the HMAC-sha256 of a key and some data (raw strings)
-                */
+               if (dist < tolerance) return;
+               started = true;
+               dispatch.call('start', this, d3_event, _targetEntity); // Don't send a `move` event in the same cycle as `start` since dragging
+               // a midpoint will convert the target to a node.
+             } else {
+               startOrigin = p;
+               d3_event.stopPropagation();
+               d3_event.preventDefault();
+               var dx = p[0] - startOrigin[0];
+               var dy = p[1] - startOrigin[1];
+               dispatch.call('move', this, d3_event, _targetEntity, [p[0] + offset[0], p[1] + offset[1]], [dx, dy]);
+             }
+           }
 
+           function pointerup(d3_event) {
+             if (_pointerId !== (d3_event.pointerId || 'mouse')) return;
+             _pointerId = null;
 
-               function rstr_hmac(key, data) {
-                 key = utf8 ? utf8Encode(key) : key;
-                 data = utf8 ? utf8Encode(data) : data;
-                 var hash,
-                     i = 0,
-                     bkey = rstr2binb(key),
-                     ipad = Array(16),
-                     opad = Array(16);
+             if (started) {
+               dispatch.call('end', this, d3_event, _targetEntity);
+               d3_event.preventDefault();
+             }
 
-                 if (bkey.length > 16) {
-                   bkey = binb(bkey, key.length * 8);
-                 }
+             select(window).on(_pointerPrefix + 'move.drag', null).on(_pointerPrefix + 'up.drag pointercancel.drag', null);
+             selectEnable();
+           }
+         }
 
-                 for (; i < 16; i += 1) {
-                   ipad[i] = bkey[i] ^ 0x36363636;
-                   opad[i] = bkey[i] ^ 0x5C5C5C5C;
-                 }
+         function behavior(selection) {
+           var matchesSelector = utilPrefixDOMProperty('matchesSelector');
+           var delegate = pointerdown;
 
-                 hash = binb(ipad.concat(rstr2binb(data)), 512 + data.length * 8);
-                 return binb2rstr(binb(opad.concat(hash), 512 + 256));
-               }
-               /*
-                * Main sha256 function, with its support functions
-                */
+           if (_selector) {
+             delegate = function delegate(d3_event) {
+               var root = this;
+               var target = d3_event.target;
 
+               for (; target && target !== root; target = target.parentNode) {
+                 var datum = target.__data__;
+                 _targetEntity = datum instanceof osmNote ? datum : datum && datum.properties && datum.properties.entity;
 
-               function sha256_S(X, n) {
-                 return X >>> n | X << 32 - n;
+                 if (_targetEntity && target[matchesSelector](_selector)) {
+                   return pointerdown.call(target, d3_event);
+                 }
                }
+             };
+           }
 
-               function sha256_R(X, n) {
-                 return X >>> n;
-               }
+           selection.on(_pointerPrefix + 'down.drag' + _selector, delegate);
+         }
 
-               function sha256_Ch(x, y, z) {
-                 return x & y ^ ~x & z;
-               }
+         behavior.off = function (selection) {
+           selection.on(_pointerPrefix + 'down.drag' + _selector, null);
+         };
 
-               function sha256_Maj(x, y, z) {
-                 return x & y ^ x & z ^ y & z;
-               }
+         behavior.selector = function (_) {
+           if (!arguments.length) return _selector;
+           _selector = _;
+           return behavior;
+         };
 
-               function sha256_Sigma0256(x) {
-                 return sha256_S(x, 2) ^ sha256_S(x, 13) ^ sha256_S(x, 22);
-               }
+         behavior.origin = function (_) {
+           if (!arguments.length) return _origin;
+           _origin = _;
+           return behavior;
+         };
 
-               function sha256_Sigma1256(x) {
-                 return sha256_S(x, 6) ^ sha256_S(x, 11) ^ sha256_S(x, 25);
-               }
+         behavior.cancel = function () {
+           select(window).on(_pointerPrefix + 'move.drag', null).on(_pointerPrefix + 'up.drag pointercancel.drag', null);
+           return behavior;
+         };
 
-               function sha256_Gamma0256(x) {
-                 return sha256_S(x, 7) ^ sha256_S(x, 18) ^ sha256_R(x, 3);
-               }
+         behavior.targetNode = function (_) {
+           if (!arguments.length) return _targetNode;
+           _targetNode = _;
+           return behavior;
+         };
 
-               function sha256_Gamma1256(x) {
-                 return sha256_S(x, 17) ^ sha256_S(x, 19) ^ sha256_R(x, 10);
-               }
+         behavior.targetEntity = function (_) {
+           if (!arguments.length) return _targetEntity;
+           _targetEntity = _;
+           return behavior;
+         };
 
-               sha256_K = [1116352408, 1899447441, -1245643825, -373957723, 961987163, 1508970993, -1841331548, -1424204075, -670586216, 310598401, 607225278, 1426881987, 1925078388, -2132889090, -1680079193, -1046744716, -459576895, -272742522, 264347078, 604807628, 770255983, 1249150122, 1555081692, 1996064986, -1740746414, -1473132947, -1341970488, -1084653625, -958395405, -710438585, 113926993, 338241895, 666307205, 773529912, 1294757372, 1396182291, 1695183700, 1986661051, -2117940946, -1838011259, -1564481375, -1474664885, -1035236496, -949202525, -778901479, -694614492, -200395387, 275423344, 430227734, 506948616, 659060556, 883997877, 958139571, 1322822218, 1537002063, 1747873779, 1955562222, 2024104815, -2067236844, -1933114872, -1866530822, -1538233109, -1090935817, -965641998];
+         behavior.surface = function (_) {
+           if (!arguments.length) return _surface;
+           _surface = _;
+           return behavior;
+         };
 
-               function binb(m, l) {
-                 var HASH = [1779033703, -1150833019, 1013904242, -1521486534, 1359893119, -1694144372, 528734635, 1541459225];
-                 var W = new Array(64);
-                 var a, b, c, d, e, f, g, h;
-                 var i, j, T1, T2;
-                 /* append padding */
+         return utilRebind(behavior, dispatch, 'on');
+       }
 
-                 m[l >> 5] |= 0x80 << 24 - l % 32;
-                 m[(l + 64 >> 9 << 4) + 15] = l;
+       function modeDragNode(context) {
+         var mode = {
+           id: 'drag-node',
+           button: 'browse'
+         };
+         var hover = behaviorHover(context).altDisables(true).on('hover', context.ui().sidebar.hover);
+         var edit = behaviorEdit(context);
 
-                 for (i = 0; i < m.length; i += 16) {
-                   a = HASH[0];
-                   b = HASH[1];
-                   c = HASH[2];
-                   d = HASH[3];
-                   e = HASH[4];
-                   f = HASH[5];
-                   g = HASH[6];
-                   h = HASH[7];
+         var _nudgeInterval;
 
-                   for (j = 0; j < 64; j += 1) {
-                     if (j < 16) {
-                       W[j] = m[j + i];
-                     } else {
-                       W[j] = safe_add(safe_add(safe_add(sha256_Gamma1256(W[j - 2]), W[j - 7]), sha256_Gamma0256(W[j - 15])), W[j - 16]);
-                     }
+         var _restoreSelectedIDs = [];
+         var _wasMidpoint = false;
+         var _isCancelled = false;
 
-                     T1 = safe_add(safe_add(safe_add(safe_add(h, sha256_Sigma1256(e)), sha256_Ch(e, f, g)), sha256_K[j]), W[j]);
-                     T2 = safe_add(sha256_Sigma0256(a), sha256_Maj(a, b, c));
-                     h = g;
-                     g = f;
-                     f = e;
-                     e = safe_add(d, T1);
-                     d = c;
-                     c = b;
-                     b = a;
-                     a = safe_add(T1, T2);
-                   }
+         var _activeEntity;
 
-                   HASH[0] = safe_add(a, HASH[0]);
-                   HASH[1] = safe_add(b, HASH[1]);
-                   HASH[2] = safe_add(c, HASH[2]);
-                   HASH[3] = safe_add(d, HASH[3]);
-                   HASH[4] = safe_add(e, HASH[4]);
-                   HASH[5] = safe_add(f, HASH[5]);
-                   HASH[6] = safe_add(g, HASH[6]);
-                   HASH[7] = safe_add(h, HASH[7]);
-                 }
+         var _startLoc;
 
-                 return HASH;
-               }
-             },
+         var _lastLoc;
 
-             /**
-              * @class Hashes.SHA512
-              * @param {config}
-              *
-              * A JavaScript implementation of the Secure Hash Algorithm, SHA-512, as defined in FIPS 180-2
-              * Version 2.2 Copyright Anonymous Contributor, Paul Johnston 2000 - 2009.
-              * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
-              * See http://pajhome.org.uk/crypt/md5 for details.
-              */
-             SHA512: function SHA512(options) {
-               /**
-                * Private properties configuration variables. You may need to tweak these to be compatible with
-                * the server-side, but the defaults work in most cases.
-                * @see this.setUpperCase() method
-                * @see this.setPad() method
-                */
-               var hexcase = options && typeof options.uppercase === 'boolean' ? options.uppercase : false,
+         function startNudge(d3_event, entity, nudge) {
+           if (_nudgeInterval) window.clearInterval(_nudgeInterval);
+           _nudgeInterval = window.setInterval(function () {
+             context.map().pan(nudge);
+             doMove(d3_event, entity, nudge);
+           }, 50);
+         }
 
-               /* hexadecimal output case format. false - lowercase; true - uppercase  */
-               b64pad = options && typeof options.pad === 'string' ? options.pad : '=',
+         function stopNudge() {
+           if (_nudgeInterval) {
+             window.clearInterval(_nudgeInterval);
+             _nudgeInterval = null;
+           }
+         }
 
-               /* base-64 pad character. Default '=' for strict RFC compliance   */
-               utf8 = options && typeof options.utf8 === 'boolean' ? options.utf8 : true,
+         function moveAnnotation(entity) {
+           return _t('operations.move.annotation.' + entity.geometry(context.graph()));
+         }
 
-               /* enable/disable utf8 encoding */
-               sha512_k;
-               /* privileged (public) methods */
+         function connectAnnotation(nodeEntity, targetEntity) {
+           var nodeGeometry = nodeEntity.geometry(context.graph());
+           var targetGeometry = targetEntity.geometry(context.graph());
 
-               this.hex = function (s) {
-                 return rstr2hex(rstr(s));
-               };
+           if (nodeGeometry === 'vertex' && targetGeometry === 'vertex') {
+             var nodeParentWayIDs = context.graph().parentWays(nodeEntity);
+             var targetParentWayIDs = context.graph().parentWays(targetEntity);
+             var sharedParentWays = utilArrayIntersection(nodeParentWayIDs, targetParentWayIDs); // if both vertices are part of the same way
 
-               this.b64 = function (s) {
-                 return rstr2b64(rstr(s), b64pad);
-               };
+             if (sharedParentWays.length !== 0) {
+               // if the nodes are next to each other, they are merged
+               if (sharedParentWays[0].areAdjacent(nodeEntity.id, targetEntity.id)) {
+                 return _t('operations.connect.annotation.from_vertex.to_adjacent_vertex');
+               }
 
-               this.any = function (s, e) {
-                 return rstr2any(rstr(s), e);
-               };
+               return _t('operations.connect.annotation.from_vertex.to_sibling_vertex');
+             }
+           }
 
-               this.raw = function (s) {
-                 return rstr(s);
-               };
+           return _t('operations.connect.annotation.from_' + nodeGeometry + '.to_' + targetGeometry);
+         }
 
-               this.hex_hmac = function (k, d) {
-                 return rstr2hex(rstr_hmac(k, d));
-               };
+         function shouldSnapToNode(target) {
+           if (!_activeEntity) return false;
+           return _activeEntity.geometry(context.graph()) !== 'vertex' || target.geometry(context.graph()) === 'vertex' || _mainPresetIndex.allowsVertex(target, context.graph());
+         }
 
-               this.b64_hmac = function (k, d) {
-                 return rstr2b64(rstr_hmac(k, d), b64pad);
-               };
+         function origin(entity) {
+           return context.projection(entity.loc);
+         }
 
-               this.any_hmac = function (k, d, e) {
-                 return rstr2any(rstr_hmac(k, d), e);
-               };
-               /**
-                * Perform a simple self-test to see if the VM is working
-                * @return {String} Hexadecimal hash sample
-                * @public
-                */
+         function keydown(d3_event) {
+           if (d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
+             if (context.surface().classed('nope')) {
+               context.surface().classed('nope-suppressed', true);
+             }
 
+             context.surface().classed('nope', false).classed('nope-disabled', true);
+           }
+         }
 
-               this.vm_test = function () {
-                 return hex('abc').toLowerCase() === '900150983cd24fb0d6963f7d28e17f72';
-               };
-               /**
-                * @description Enable/disable uppercase hexadecimal returned string
-                * @param {boolean}
-                * @return {Object} this
-                * @public
-                */
+         function keyup(d3_event) {
+           if (d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
+             if (context.surface().classed('nope-suppressed')) {
+               context.surface().classed('nope', true);
+             }
 
+             context.surface().classed('nope-suppressed', false).classed('nope-disabled', false);
+           }
+         }
 
-               this.setUpperCase = function (a) {
-                 if (typeof a === 'boolean') {
-                   hexcase = a;
-                 }
+         function start(d3_event, entity) {
+           _wasMidpoint = entity.type === 'midpoint';
+           var hasHidden = context.features().hasHiddenConnections(entity, context.graph());
+           _isCancelled = !context.editable() || d3_event.shiftKey || hasHidden;
 
-                 return this;
-               };
-               /**
-                * @description Defines a base64 pad string
-                * @param {string} Pad
-                * @return {Object} this
-                * @public
-                */
+           if (_isCancelled) {
+             if (hasHidden) {
+               context.ui().flash.duration(4000).iconName('#iD-icon-no').label(_t('modes.drag_node.connected_to_hidden'))();
+             }
 
+             return drag.cancel();
+           }
 
-               this.setPad = function (a) {
-                 b64pad = a || b64pad;
-                 return this;
-               };
-               /**
-                * @description Defines a base64 pad string
-                * @param {boolean}
-                * @return {Object} this
-                * @public
-                */
+           if (_wasMidpoint) {
+             var midpoint = entity;
+             entity = osmNode();
+             context.perform(actionAddMidpoint(midpoint, entity));
+             entity = context.entity(entity.id); // get post-action entity
 
+             var vertex = context.surface().selectAll('.' + entity.id);
+             drag.targetNode(vertex.node()).targetEntity(entity);
+           } else {
+             context.perform(actionNoop());
+           }
 
-               this.setUTF8 = function (a) {
-                 if (typeof a === 'boolean') {
-                   utf8 = a;
-                 }
+           _activeEntity = entity;
+           _startLoc = entity.loc;
+           hover.ignoreVertex(entity.geometry(context.graph()) === 'vertex');
+           context.surface().selectAll('.' + _activeEntity.id).classed('active', true);
+           context.enter(mode);
+         } // related code
+         // - `behavior/draw.js` `datum()`
 
-                 return this;
-               };
-               /* private methods */
 
-               /**
-                * Calculate the SHA-512 of a raw string
-                */
+         function datum(d3_event) {
+           if (!d3_event || d3_event.altKey) {
+             return {};
+           } else {
+             // When dragging, snap only to touch targets..
+             // (this excludes area fills and active drawing elements)
+             var d = d3_event.target.__data__;
+             return d && d.properties && d.properties.target ? d : {};
+           }
+         }
 
+         function doMove(d3_event, entity, nudge) {
+           nudge = nudge || [0, 0];
+           var currPoint = d3_event && d3_event.point || context.projection(_lastLoc);
+           var currMouse = geoVecSubtract(currPoint, nudge);
+           var loc = context.projection.invert(currMouse);
+           var target, edge;
 
-               function rstr(s) {
-                 s = utf8 ? utf8Encode(s) : s;
-                 return binb2rstr(binb(rstr2binb(s), s.length * 8));
+           if (!_nudgeInterval) {
+             // If not nudging at the edge of the viewport, try to snap..
+             // related code
+             // - `mode/drag_node.js`     `doMove()`
+             // - `behavior/draw.js`      `click()`
+             // - `behavior/draw_way.js`  `move()`
+             var d = datum(d3_event);
+             target = d && d.properties && d.properties.entity;
+             var targetLoc = target && target.loc;
+             var targetNodes = d && d.properties && d.properties.nodes;
+
+             if (targetLoc) {
+               // snap to node/vertex - a point target with `.loc`
+               if (shouldSnapToNode(target)) {
+                 loc = targetLoc;
                }
-               /*
-                * Calculate the HMAC-SHA-512 of a key and some data (raw strings)
-                */
+             } else if (targetNodes) {
+               // snap to way - a line target with `.nodes`
+               edge = geoChooseEdge(targetNodes, context.map().mouse(), context.projection, end.id);
 
+               if (edge) {
+                 loc = edge.loc;
+               }
+             }
+           }
 
-               function rstr_hmac(key, data) {
-                 key = utf8 ? utf8Encode(key) : key;
-                 data = utf8 ? utf8Encode(data) : data;
-                 var hash,
-                     i = 0,
-                     bkey = rstr2binb(key),
-                     ipad = Array(32),
-                     opad = Array(32);
+           context.replace(actionMoveNode(entity.id, loc)); // Below here: validations
 
-                 if (bkey.length > 32) {
-                   bkey = binb(bkey, key.length * 8);
-                 }
+           var isInvalid = false; // Check if this connection to `target` could cause relations to break..
 
-                 for (; i < 32; i += 1) {
-                   ipad[i] = bkey[i] ^ 0x36363636;
-                   opad[i] = bkey[i] ^ 0x5C5C5C5C;
-                 }
+           if (target) {
+             isInvalid = hasRelationConflict(entity, target, edge, context.graph());
+           } // Check if this drag causes the geometry to break..
 
-                 hash = binb(ipad.concat(rstr2binb(data)), 1024 + data.length * 8);
-                 return binb2rstr(binb(opad.concat(hash), 1024 + 512));
-               }
-               /**
-                * Calculate the SHA-512 of an array of big-endian dwords, and a bit length
-                */
 
+           if (!isInvalid) {
+             isInvalid = hasInvalidGeometry(entity, context.graph());
+           }
 
-               function binb(x, len) {
-                 var j,
-                     i,
-                     l,
-                     W = new Array(80),
-                     hash = new Array(16),
-                     //Initial hash values
-                 H = [new int64(0x6a09e667, -205731576), new int64(-1150833019, -2067093701), new int64(0x3c6ef372, -23791573), new int64(-1521486534, 0x5f1d36f1), new int64(0x510e527f, -1377402159), new int64(-1694144372, 0x2b3e6c1f), new int64(0x1f83d9ab, -79577749), new int64(0x5be0cd19, 0x137e2179)],
-                     T1 = new int64(0, 0),
-                     T2 = new int64(0, 0),
-                     a = new int64(0, 0),
-                     b = new int64(0, 0),
-                     c = new int64(0, 0),
-                     d = new int64(0, 0),
-                     e = new int64(0, 0),
-                     f = new int64(0, 0),
-                     g = new int64(0, 0),
-                     h = new int64(0, 0),
-                     //Temporary variables not specified by the document
-                 s0 = new int64(0, 0),
-                     s1 = new int64(0, 0),
-                     Ch = new int64(0, 0),
-                     Maj = new int64(0, 0),
-                     r1 = new int64(0, 0),
-                     r2 = new int64(0, 0),
-                     r3 = new int64(0, 0);
+           var nope = context.surface().classed('nope');
 
-                 if (sha512_k === undefined) {
-                   //SHA512 constants
-                   sha512_k = [new int64(0x428a2f98, -685199838), new int64(0x71374491, 0x23ef65cd), new int64(-1245643825, -330482897), new int64(-373957723, -2121671748), new int64(0x3956c25b, -213338824), new int64(0x59f111f1, -1241133031), new int64(-1841331548, -1357295717), new int64(-1424204075, -630357736), new int64(-670586216, -1560083902), new int64(0x12835b01, 0x45706fbe), new int64(0x243185be, 0x4ee4b28c), new int64(0x550c7dc3, -704662302), new int64(0x72be5d74, -226784913), new int64(-2132889090, 0x3b1696b1), new int64(-1680079193, 0x25c71235), new int64(-1046744716, -815192428), new int64(-459576895, -1628353838), new int64(-272742522, 0x384f25e3), new int64(0xfc19dc6, -1953704523), new int64(0x240ca1cc, 0x77ac9c65), new int64(0x2de92c6f, 0x592b0275), new int64(0x4a7484aa, 0x6ea6e483), new int64(0x5cb0a9dc, -1119749164), new int64(0x76f988da, -2096016459), new int64(-1740746414, -295247957), new int64(-1473132947, 0x2db43210), new int64(-1341970488, -1728372417), new int64(-1084653625, -1091629340), new int64(-958395405, 0x3da88fc2), new int64(-710438585, -1828018395), new int64(0x6ca6351, -536640913), new int64(0x14292967, 0xa0e6e70), new int64(0x27b70a85, 0x46d22ffc), new int64(0x2e1b2138, 0x5c26c926), new int64(0x4d2c6dfc, 0x5ac42aed), new int64(0x53380d13, -1651133473), new int64(0x650a7354, -1951439906), new int64(0x766a0abb, 0x3c77b2a8), new int64(-2117940946, 0x47edaee6), new int64(-1838011259, 0x1482353b), new int64(-1564481375, 0x4cf10364), new int64(-1474664885, -1136513023), new int64(-1035236496, -789014639), new int64(-949202525, 0x654be30), new int64(-778901479, -688958952), new int64(-694614492, 0x5565a910), new int64(-200395387, 0x5771202a), new int64(0x106aa070, 0x32bbd1b8), new int64(0x19a4c116, -1194143544), new int64(0x1e376c08, 0x5141ab53), new int64(0x2748774c, -544281703), new int64(0x34b0bcb5, -509917016), new int64(0x391c0cb3, -976659869), new int64(0x4ed8aa4a, -482243893), new int64(0x5b9cca4f, 0x7763e373), new int64(0x682e6ff3, -692930397), new int64(0x748f82ee, 0x5defb2fc), new int64(0x78a5636f, 0x43172f60), new int64(-2067236844, -1578062990), new int64(-1933114872, 0x1a6439ec), new int64(-1866530822, 0x23631e28), new int64(-1538233109, -561857047), new int64(-1090935817, -1295615723), new int64(-965641998, -479046869), new int64(-903397682, -366583396), new int64(-779700025, 0x21c0c207), new int64(-354779690, -840897762), new int64(-176337025, -294727304), new int64(0x6f067aa, 0x72176fba), new int64(0xa637dc5, -1563912026), new int64(0x113f9804, -1090974290), new int64(0x1b710b35, 0x131c471b), new int64(0x28db77f5, 0x23047d84), new int64(0x32caab7b, 0x40c72493), new int64(0x3c9ebe0a, 0x15c9bebc), new int64(0x431d67c4, -1676669620), new int64(0x4cc5d4be, -885112138), new int64(0x597f299c, -60457430), new int64(0x5fcb6fab, 0x3ad6faec), new int64(0x6c44198c, 0x4a475817)];
-                 }
+           if (isInvalid === 'relation' || isInvalid === 'restriction') {
+             if (!nope) {
+               // about to nope - show hint
+               context.ui().flash.duration(4000).iconName('#iD-icon-no').label(_t.html('operations.connect.' + isInvalid, {
+                 relation: _mainPresetIndex.item('type/restriction').name()
+               }))();
+             }
+           } else if (isInvalid) {
+             var errorID = isInvalid === 'line' ? 'lines' : 'areas';
+             context.ui().flash.duration(3000).iconName('#iD-icon-no').label(_t.html('self_intersection.error.' + errorID))();
+           } else {
+             if (nope) {
+               // about to un-nope, remove hint
+               context.ui().flash.duration(1).label('')();
+             }
+           }
 
-                 for (i = 0; i < 80; i += 1) {
-                   W[i] = new int64(0, 0);
-                 } // append padding to the source string. The format is described in the FIPS.
+           var nopeDisabled = context.surface().classed('nope-disabled');
 
+           if (nopeDisabled) {
+             context.surface().classed('nope', false).classed('nope-suppressed', isInvalid);
+           } else {
+             context.surface().classed('nope', isInvalid).classed('nope-suppressed', false);
+           }
 
-                 x[len >> 5] |= 0x80 << 24 - (len & 0x1f);
-                 x[(len + 128 >> 10 << 5) + 31] = len;
-                 l = x.length;
+           _lastLoc = loc;
+         } // Uses `actionConnect.disabled()` to know whether this connection is ok..
 
-                 for (i = 0; i < l; i += 32) {
-                   //32 dwords is the block size
-                   int64copy(a, H[0]);
-                   int64copy(b, H[1]);
-                   int64copy(c, H[2]);
-                   int64copy(d, H[3]);
-                   int64copy(e, H[4]);
-                   int64copy(f, H[5]);
-                   int64copy(g, H[6]);
-                   int64copy(h, H[7]);
 
-                   for (j = 0; j < 16; j += 1) {
-                     W[j].h = x[i + 2 * j];
-                     W[j].l = x[i + 2 * j + 1];
-                   }
+         function hasRelationConflict(entity, target, edge, graph) {
+           var testGraph = graph.update(); // copy
+           // if snapping to way - add midpoint there and consider that the target..
 
-                   for (j = 16; j < 80; j += 1) {
-                     //sigma1
-                     int64rrot(r1, W[j - 2], 19);
-                     int64revrrot(r2, W[j - 2], 29);
-                     int64shr(r3, W[j - 2], 6);
-                     s1.l = r1.l ^ r2.l ^ r3.l;
-                     s1.h = r1.h ^ r2.h ^ r3.h; //sigma0
+           if (edge) {
+             var midpoint = osmNode();
+             var action = actionAddMidpoint({
+               loc: edge.loc,
+               edge: [target.nodes[edge.index - 1], target.nodes[edge.index]]
+             }, midpoint);
+             testGraph = action(testGraph);
+             target = midpoint;
+           } // can we connect to it?
 
-                     int64rrot(r1, W[j - 15], 1);
-                     int64rrot(r2, W[j - 15], 8);
-                     int64shr(r3, W[j - 15], 7);
-                     s0.l = r1.l ^ r2.l ^ r3.l;
-                     s0.h = r1.h ^ r2.h ^ r3.h;
-                     int64add4(W[j], s1, W[j - 7], s0, W[j - 16]);
-                   }
 
-                   for (j = 0; j < 80; j += 1) {
-                     //Ch
-                     Ch.l = e.l & f.l ^ ~e.l & g.l;
-                     Ch.h = e.h & f.h ^ ~e.h & g.h; //Sigma1
+           var ids = [entity.id, target.id];
+           return actionConnect(ids).disabled(testGraph);
+         }
 
-                     int64rrot(r1, e, 14);
-                     int64rrot(r2, e, 18);
-                     int64revrrot(r3, e, 9);
-                     s1.l = r1.l ^ r2.l ^ r3.l;
-                     s1.h = r1.h ^ r2.h ^ r3.h; //Sigma0
+         function hasInvalidGeometry(entity, graph) {
+           var parents = graph.parentWays(entity);
+           var i, j, k;
 
-                     int64rrot(r1, a, 28);
-                     int64revrrot(r2, a, 2);
-                     int64revrrot(r3, a, 7);
-                     s0.l = r1.l ^ r2.l ^ r3.l;
-                     s0.h = r1.h ^ r2.h ^ r3.h; //Maj
+           for (i = 0; i < parents.length; i++) {
+             var parent = parents[i];
+             var nodes = [];
+             var activeIndex = null; // which multipolygon ring contains node being dragged
+             // test any parent multipolygons for valid geometry
 
-                     Maj.l = a.l & b.l ^ a.l & c.l ^ b.l & c.l;
-                     Maj.h = a.h & b.h ^ a.h & c.h ^ b.h & c.h;
-                     int64add5(T1, h, s1, Ch, sha512_k[j], W[j]);
-                     int64add(T2, s0, Maj);
-                     int64copy(h, g);
-                     int64copy(g, f);
-                     int64copy(f, e);
-                     int64add(e, d, T1);
-                     int64copy(d, c);
-                     int64copy(c, b);
-                     int64copy(b, a);
-                     int64add(a, T1, T2);
-                   }
+             var relations = graph.parentRelations(parent);
 
-                   int64add(H[0], H[0], a);
-                   int64add(H[1], H[1], b);
-                   int64add(H[2], H[2], c);
-                   int64add(H[3], H[3], d);
-                   int64add(H[4], H[4], e);
-                   int64add(H[5], H[5], f);
-                   int64add(H[6], H[6], g);
-                   int64add(H[7], H[7], h);
-                 } //represent the hash as an array of 32-bit dwords
+             for (j = 0; j < relations.length; j++) {
+               if (!relations[j].isMultipolygon()) continue;
+               var rings = osmJoinWays(relations[j].members, graph); // find active ring and test it for self intersections
 
+               for (k = 0; k < rings.length; k++) {
+                 nodes = rings[k].nodes;
 
-                 for (i = 0; i < 8; i += 1) {
-                   hash[2 * i] = H[i].h;
-                   hash[2 * i + 1] = H[i].l;
+                 if (nodes.find(function (n) {
+                   return n.id === entity.id;
+                 })) {
+                   activeIndex = k;
+
+                   if (geoHasSelfIntersections(nodes, entity.id)) {
+                     return 'multipolygonMember';
+                   }
                  }
 
-                 return hash;
-               } //A constructor for 64-bit numbers
+                 rings[k].coords = nodes.map(function (n) {
+                   return n.loc;
+                 });
+               } // test active ring for intersections with other rings in the multipolygon
 
 
-               function int64(h, l) {
-                 this.h = h;
-                 this.l = l; //this.toString = int64toString;
-               } //Copies src into dst, assuming both are 64-bit numbers
+               for (k = 0; k < rings.length; k++) {
+                 if (k === activeIndex) continue; // make sure active ring doesn't cross passive rings
 
+                 if (geoHasLineIntersections(rings[activeIndex].nodes, rings[k].nodes, entity.id)) {
+                   return 'multipolygonRing';
+                 }
+               }
+             } // If we still haven't tested this node's parent way for self-intersections.
+             // (because it's not a member of a multipolygon), test it now.
 
-               function int64copy(dst, src) {
-                 dst.h = src.h;
-                 dst.l = src.l;
-               } //Right-rotates a 64-bit number by shift
-               //Won't handle cases of shift>=32
-               //The function revrrot() is for that
 
+             if (activeIndex === null) {
+               nodes = parent.nodes.map(function (nodeID) {
+                 return graph.entity(nodeID);
+               });
 
-               function int64rrot(dst, x, shift) {
-                 dst.l = x.l >>> shift | x.h << 32 - shift;
-                 dst.h = x.h >>> shift | x.l << 32 - shift;
-               } //Reverses the dwords of the source and then rotates right by shift.
-               //This is equivalent to rotation by 32+shift
+               if (nodes.length && geoHasSelfIntersections(nodes, entity.id)) {
+                 return parent.geometry(graph);
+               }
+             }
+           }
 
+           return false;
+         }
 
-               function int64revrrot(dst, x, shift) {
-                 dst.l = x.h >>> shift | x.l << 32 - shift;
-                 dst.h = x.l >>> shift | x.h << 32 - shift;
-               } //Bitwise-shifts right a 64-bit number by shift
-               //Won't handle shift>=32, but it's never needed in SHA512
+         function move(d3_event, entity, point) {
+           if (_isCancelled) return;
+           d3_event.stopPropagation();
+           context.surface().classed('nope-disabled', d3_event.altKey);
+           _lastLoc = context.projection.invert(point);
+           doMove(d3_event, entity);
+           var nudge = geoViewportEdge(point, context.map().dimensions());
 
+           if (nudge) {
+             startNudge(d3_event, entity, nudge);
+           } else {
+             stopNudge();
+           }
+         }
 
-               function int64shr(dst, x, shift) {
-                 dst.l = x.l >>> shift | x.h << 32 - shift;
-                 dst.h = x.h >>> shift;
-               } //Adds two 64-bit numbers
-               //Like the original implementation, does not rely on 32-bit operations
+         function end(d3_event, entity) {
+           if (_isCancelled) return;
+           var wasPoint = entity.geometry(context.graph()) === 'point';
+           var d = datum(d3_event);
+           var nope = d && d.properties && d.properties.nope || context.surface().classed('nope');
+           var target = d && d.properties && d.properties.entity; // entity to snap to
 
+           if (nope) {
+             // bounce back
+             context.perform(_actionBounceBack(entity.id, _startLoc));
+           } else if (target && target.type === 'way') {
+             var choice = geoChooseEdge(context.graph().childNodes(target), context.map().mouse(), context.projection, entity.id);
+             context.replace(actionAddMidpoint({
+               loc: choice.loc,
+               edge: [target.nodes[choice.index - 1], target.nodes[choice.index]]
+             }, entity), connectAnnotation(entity, target));
+           } else if (target && target.type === 'node' && shouldSnapToNode(target)) {
+             context.replace(actionConnect([target.id, entity.id]), connectAnnotation(entity, target));
+           } else if (_wasMidpoint) {
+             context.replace(actionNoop(), _t('operations.add.annotation.vertex'));
+           } else {
+             context.replace(actionNoop(), moveAnnotation(entity));
+           }
 
-               function int64add(dst, x, y) {
-                 var w0 = (x.l & 0xffff) + (y.l & 0xffff);
-                 var w1 = (x.l >>> 16) + (y.l >>> 16) + (w0 >>> 16);
-                 var w2 = (x.h & 0xffff) + (y.h & 0xffff) + (w1 >>> 16);
-                 var w3 = (x.h >>> 16) + (y.h >>> 16) + (w2 >>> 16);
-                 dst.l = w0 & 0xffff | w1 << 16;
-                 dst.h = w2 & 0xffff | w3 << 16;
-               } //Same, except with 4 addends. Works faster than adding them one by one.
+           if (wasPoint) {
+             context.enter(modeSelect(context, [entity.id]));
+           } else {
+             var reselection = _restoreSelectedIDs.filter(function (id) {
+               return context.graph().hasEntity(id);
+             });
 
+             if (reselection.length) {
+               context.enter(modeSelect(context, reselection));
+             } else {
+               context.enter(modeBrowse(context));
+             }
+           }
+         }
 
-               function int64add4(dst, a, b, c, d) {
-                 var w0 = (a.l & 0xffff) + (b.l & 0xffff) + (c.l & 0xffff) + (d.l & 0xffff);
-                 var w1 = (a.l >>> 16) + (b.l >>> 16) + (c.l >>> 16) + (d.l >>> 16) + (w0 >>> 16);
-                 var w2 = (a.h & 0xffff) + (b.h & 0xffff) + (c.h & 0xffff) + (d.h & 0xffff) + (w1 >>> 16);
-                 var w3 = (a.h >>> 16) + (b.h >>> 16) + (c.h >>> 16) + (d.h >>> 16) + (w2 >>> 16);
-                 dst.l = w0 & 0xffff | w1 << 16;
-                 dst.h = w2 & 0xffff | w3 << 16;
-               } //Same, except with 5 addends
+         function _actionBounceBack(nodeID, toLoc) {
+           var moveNode = actionMoveNode(nodeID, toLoc);
 
+           var action = function action(graph, t) {
+             // last time through, pop off the bounceback perform.
+             // it will then overwrite the initial perform with a moveNode that does nothing
+             if (t === 1) context.pop();
+             return moveNode(graph, t);
+           };
 
-               function int64add5(dst, a, b, c, d, e) {
-                 var w0 = (a.l & 0xffff) + (b.l & 0xffff) + (c.l & 0xffff) + (d.l & 0xffff) + (e.l & 0xffff),
-                     w1 = (a.l >>> 16) + (b.l >>> 16) + (c.l >>> 16) + (d.l >>> 16) + (e.l >>> 16) + (w0 >>> 16),
-                     w2 = (a.h & 0xffff) + (b.h & 0xffff) + (c.h & 0xffff) + (d.h & 0xffff) + (e.h & 0xffff) + (w1 >>> 16),
-                     w3 = (a.h >>> 16) + (b.h >>> 16) + (c.h >>> 16) + (d.h >>> 16) + (e.h >>> 16) + (w2 >>> 16);
-                 dst.l = w0 & 0xffff | w1 << 16;
-                 dst.h = w2 & 0xffff | w3 << 16;
-               }
-             },
+           action.transitionable = true;
+           return action;
+         }
 
-             /**
-              * @class Hashes.RMD160
-              * @constructor
-              * @param {Object} [config]
-              *
-              * A JavaScript implementation of the RIPEMD-160 Algorithm
-              * Version 2.2 Copyright Jeremy Lin, Paul Johnston 2000 - 2009.
-              * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
-              * See http://pajhome.org.uk/crypt/md5 for details.
-              * Also http://www.ocf.berkeley.edu/~jjlin/jsotp/
-              */
-             RMD160: function RMD160(options) {
-               /**
-                * Private properties configuration variables. You may need to tweak these to be compatible with
-                * the server-side, but the defaults work in most cases.
-                * @see this.setUpperCase() method
-                * @see this.setPad() method
-                */
-               var hexcase = options && typeof options.uppercase === 'boolean' ? options.uppercase : false,
+         function cancel() {
+           drag.cancel();
+           context.enter(modeBrowse(context));
+         }
 
-               /* hexadecimal output case format. false - lowercase; true - uppercase  */
-               b64pad = options && typeof options.pad === 'string' ? options.pa : '=',
+         var drag = behaviorDrag().selector('.layer-touch.points .target').surface(context.container().select('.main-map').node()).origin(origin).on('start', start).on('move', move).on('end', end);
 
-               /* base-64 pad character. Default '=' for strict RFC compliance   */
-               utf8 = options && typeof options.utf8 === 'boolean' ? options.utf8 : true,
+         mode.enter = function () {
+           context.install(hover);
+           context.install(edit);
+           select(window).on('keydown.dragNode', keydown).on('keyup.dragNode', keyup);
+           context.history().on('undone.drag-node', cancel);
+         };
 
-               /* enable/disable utf8 encoding */
-               rmd160_r1 = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8, 3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12, 1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2, 4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13],
-                   rmd160_r2 = [5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12, 6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2, 15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13, 8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14, 12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11],
-                   rmd160_s1 = [11, 14, 15, 12, 5, 8, 7, 9, 11, 13, 14, 15, 6, 7, 9, 8, 7, 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12, 11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5, 11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12, 9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6],
-                   rmd160_s2 = [8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6, 9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11, 9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5, 15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8, 8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11];
-               /* privileged (public) methods */
+         mode.exit = function () {
+           context.ui().sidebar.hover.cancel();
+           context.uninstall(hover);
+           context.uninstall(edit);
+           select(window).on('keydown.dragNode', null).on('keyup.dragNode', null);
+           context.history().on('undone.drag-node', null);
+           _activeEntity = null;
+           context.surface().classed('nope', false).classed('nope-suppressed', false).classed('nope-disabled', false).selectAll('.active').classed('active', false);
+           stopNudge();
+         };
 
-               this.hex = function (s) {
-                 return rstr2hex(rstr(s));
-               };
+         mode.selectedIDs = function () {
+           if (!arguments.length) return _activeEntity ? [_activeEntity.id] : []; // no assign
 
-               this.b64 = function (s) {
-                 return rstr2b64(rstr(s), b64pad);
-               };
+           return mode;
+         };
 
-               this.any = function (s, e) {
-                 return rstr2any(rstr(s), e);
-               };
+         mode.activeID = function () {
+           if (!arguments.length) return _activeEntity && _activeEntity.id; // no assign
 
-               this.raw = function (s) {
-                 return rstr(s);
-               };
+           return mode;
+         };
 
-               this.hex_hmac = function (k, d) {
-                 return rstr2hex(rstr_hmac(k, d));
-               };
+         mode.restoreSelectedIDs = function (_) {
+           if (!arguments.length) return _restoreSelectedIDs;
+           _restoreSelectedIDs = _;
+           return mode;
+         };
 
-               this.b64_hmac = function (k, d) {
-                 return rstr2b64(rstr_hmac(k, d), b64pad);
-               };
+         mode.behavior = drag;
+         return mode;
+       }
 
-               this.any_hmac = function (k, d, e) {
-                 return rstr2any(rstr_hmac(k, d), e);
-               };
-               /**
-                * Perform a simple self-test to see if the VM is working
-                * @return {String} Hexadecimal hash sample
-                * @public
-                */
+       var $$3 = _export;
+       var NativePromise = nativePromiseConstructor;
+       var fails$1 = fails$S;
+       var getBuiltIn = getBuiltIn$b;
+       var isCallable = isCallable$r;
+       var speciesConstructor = speciesConstructor$5;
+       var promiseResolve = promiseResolve$2;
+       var redefine$1 = redefine$h.exports;
 
+       // Safari bug https://bugs.webkit.org/show_bug.cgi?id=200829
+       var NON_GENERIC = !!NativePromise && fails$1(function () {
+         NativePromise.prototype['finally'].call({ then: function () { /* empty */ } }, function () { /* empty */ });
+       });
 
-               this.vm_test = function () {
-                 return hex('abc').toLowerCase() === '900150983cd24fb0d6963f7d28e17f72';
-               };
-               /**
-                * @description Enable/disable uppercase hexadecimal returned string
-                * @param {boolean}
-                * @return {Object} this
-                * @public
-                */
+       // `Promise.prototype.finally` method
+       // https://tc39.es/ecma262/#sec-promise.prototype.finally
+       $$3({ target: 'Promise', proto: true, real: true, forced: NON_GENERIC }, {
+         'finally': function (onFinally) {
+           var C = speciesConstructor(this, getBuiltIn('Promise'));
+           var isFunction = isCallable(onFinally);
+           return this.then(
+             isFunction ? function (x) {
+               return promiseResolve(C, onFinally()).then(function () { return x; });
+             } : onFinally,
+             isFunction ? function (e) {
+               return promiseResolve(C, onFinally()).then(function () { throw e; });
+             } : onFinally
+           );
+         }
+       });
 
+       // makes sure that native promise-based APIs `Promise#finally` properly works with patched `Promise#then`
+       if (isCallable(NativePromise)) {
+         var method = getBuiltIn('Promise').prototype['finally'];
+         if (NativePromise.prototype['finally'] !== method) {
+           redefine$1(NativePromise.prototype, 'finally', method, { unsafe: true });
+         }
+       }
 
-               this.setUpperCase = function (a) {
-                 if (typeof a === 'boolean') {
-                   hexcase = a;
-                 }
+       function quickselect(arr, k, left, right, compare) {
+         quickselectStep(arr, k, left || 0, right || arr.length - 1, compare || defaultCompare);
+       }
 
-                 return this;
-               };
-               /**
-                * @description Defines a base64 pad string
-                * @param {string} Pad
-                * @return {Object} this
-                * @public
-                */
+       function quickselectStep(arr, k, left, right, compare) {
+         while (right > left) {
+           if (right - left > 600) {
+             var n = right - left + 1;
+             var m = k - left + 1;
+             var z = Math.log(n);
+             var s = 0.5 * Math.exp(2 * z / 3);
+             var sd = 0.5 * Math.sqrt(z * s * (n - s) / n) * (m - n / 2 < 0 ? -1 : 1);
+             var newLeft = Math.max(left, Math.floor(k - m * s / n + sd));
+             var newRight = Math.min(right, Math.floor(k + (n - m) * s / n + sd));
+             quickselectStep(arr, k, newLeft, newRight, compare);
+           }
 
+           var t = arr[k];
+           var i = left;
+           var j = right;
+           swap(arr, left, k);
+           if (compare(arr[right], t) > 0) swap(arr, left, right);
 
-               this.setPad = function (a) {
-                 if (typeof a !== 'undefined') {
-                   b64pad = a;
-                 }
+           while (i < j) {
+             swap(arr, i, j);
+             i++;
+             j--;
 
-                 return this;
-               };
-               /**
-                * @description Defines a base64 pad string
-                * @param {boolean}
-                * @return {Object} this
-                * @public
-                */
+             while (compare(arr[i], t) < 0) {
+               i++;
+             }
 
+             while (compare(arr[j], t) > 0) {
+               j--;
+             }
+           }
 
-               this.setUTF8 = function (a) {
-                 if (typeof a === 'boolean') {
-                   utf8 = a;
-                 }
+           if (compare(arr[left], t) === 0) swap(arr, left, j);else {
+             j++;
+             swap(arr, j, right);
+           }
+           if (j <= k) left = j + 1;
+           if (k <= j) right = j - 1;
+         }
+       }
 
-                 return this;
-               };
-               /* private methods */
+       function swap(arr, i, j) {
+         var tmp = arr[i];
+         arr[i] = arr[j];
+         arr[j] = tmp;
+       }
 
-               /**
-                * Calculate the rmd160 of a raw string
-                */
+       function defaultCompare(a, b) {
+         return a < b ? -1 : a > b ? 1 : 0;
+       }
 
+       var RBush = /*#__PURE__*/function () {
+         function RBush() {
+           var maxEntries = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 9;
 
-               function rstr(s) {
-                 s = utf8 ? utf8Encode(s) : s;
-                 return binl2rstr(binl(rstr2binl(s), s.length * 8));
-               }
-               /**
-                * Calculate the HMAC-rmd160 of a key and some data (raw strings)
-                */
+           _classCallCheck$1(this, RBush);
 
+           // max entries in a node is 9 by default; min node fill is 40% for best performance
+           this._maxEntries = Math.max(4, maxEntries);
+           this._minEntries = Math.max(2, Math.ceil(this._maxEntries * 0.4));
+           this.clear();
+         }
 
-               function rstr_hmac(key, data) {
-                 key = utf8 ? utf8Encode(key) : key;
-                 data = utf8 ? utf8Encode(data) : data;
-                 var i,
-                     hash,
-                     bkey = rstr2binl(key),
-                     ipad = Array(16),
-                     opad = Array(16);
+         _createClass$1(RBush, [{
+           key: "all",
+           value: function all() {
+             return this._all(this.data, []);
+           }
+         }, {
+           key: "search",
+           value: function search(bbox) {
+             var node = this.data;
+             var result = [];
+             if (!intersects(bbox, node)) return result;
+             var toBBox = this.toBBox;
+             var nodesToSearch = [];
 
-                 if (bkey.length > 16) {
-                   bkey = binl(bkey, key.length * 8);
-                 }
+             while (node) {
+               for (var i = 0; i < node.children.length; i++) {
+                 var child = node.children[i];
+                 var childBBox = node.leaf ? toBBox(child) : child;
 
-                 for (i = 0; i < 16; i += 1) {
-                   ipad[i] = bkey[i] ^ 0x36363636;
-                   opad[i] = bkey[i] ^ 0x5C5C5C5C;
+                 if (intersects(bbox, childBBox)) {
+                   if (node.leaf) result.push(child);else if (contains(bbox, childBBox)) this._all(child, result);else nodesToSearch.push(child);
                  }
-
-                 hash = binl(ipad.concat(rstr2binl(data)), 512 + data.length * 8);
-                 return binl2rstr(binl(opad.concat(hash), 512 + 160));
                }
-               /**
-                * Convert an array of little-endian words to a string
-                */
 
+               node = nodesToSearch.pop();
+             }
 
-               function binl2rstr(input) {
-                 var i,
-                     output = '',
-                     l = input.length * 32;
+             return result;
+           }
+         }, {
+           key: "collides",
+           value: function collides(bbox) {
+             var node = this.data;
+             if (!intersects(bbox, node)) return false;
+             var nodesToSearch = [];
 
-                 for (i = 0; i < l; i += 8) {
-                   output += String.fromCharCode(input[i >> 5] >>> i % 32 & 0xFF);
-                 }
+             while (node) {
+               for (var i = 0; i < node.children.length; i++) {
+                 var child = node.children[i];
+                 var childBBox = node.leaf ? this.toBBox(child) : child;
 
-                 return output;
+                 if (intersects(bbox, childBBox)) {
+                   if (node.leaf || contains(bbox, childBBox)) return true;
+                   nodesToSearch.push(child);
+                 }
                }
-               /**
-                * Calculate the RIPE-MD160 of an array of little-endian words, and a bit length.
-                */
 
+               node = nodesToSearch.pop();
+             }
 
-               function binl(x, len) {
-                 var T,
-                     j,
-                     i,
-                     l,
-                     h0 = 0x67452301,
-                     h1 = 0xefcdab89,
-                     h2 = 0x98badcfe,
-                     h3 = 0x10325476,
-                     h4 = 0xc3d2e1f0,
-                     A1,
-                     B1,
-                     C1,
-                     D1,
-                     E1,
-                     A2,
-                     B2,
-                     C2,
-                     D2,
-                     E2;
-                 /* append padding */
+             return false;
+           }
+         }, {
+           key: "load",
+           value: function load(data) {
+             if (!(data && data.length)) return this;
 
-                 x[len >> 5] |= 0x80 << len % 32;
-                 x[(len + 64 >>> 9 << 4) + 14] = len;
-                 l = x.length;
+             if (data.length < this._minEntries) {
+               for (var i = 0; i < data.length; i++) {
+                 this.insert(data[i]);
+               }
 
-                 for (i = 0; i < l; i += 16) {
-                   A1 = A2 = h0;
-                   B1 = B2 = h1;
-                   C1 = C2 = h2;
-                   D1 = D2 = h3;
-                   E1 = E2 = h4;
+               return this;
+             } // recursively build the tree with the given data from scratch using OMT algorithm
 
-                   for (j = 0; j <= 79; j += 1) {
-                     T = safe_add(A1, rmd160_f(j, B1, C1, D1));
-                     T = safe_add(T, x[i + rmd160_r1[j]]);
-                     T = safe_add(T, rmd160_K1(j));
-                     T = safe_add(bit_rol(T, rmd160_s1[j]), E1);
-                     A1 = E1;
-                     E1 = D1;
-                     D1 = bit_rol(C1, 10);
-                     C1 = B1;
-                     B1 = T;
-                     T = safe_add(A2, rmd160_f(79 - j, B2, C2, D2));
-                     T = safe_add(T, x[i + rmd160_r2[j]]);
-                     T = safe_add(T, rmd160_K2(j));
-                     T = safe_add(bit_rol(T, rmd160_s2[j]), E2);
-                     A2 = E2;
-                     E2 = D2;
-                     D2 = bit_rol(C2, 10);
-                     C2 = B2;
-                     B2 = T;
-                   }
 
-                   T = safe_add(h1, safe_add(C1, D2));
-                   h1 = safe_add(h2, safe_add(D1, E2));
-                   h2 = safe_add(h3, safe_add(E1, A2));
-                   h3 = safe_add(h4, safe_add(A1, B2));
-                   h4 = safe_add(h0, safe_add(B1, C2));
-                   h0 = T;
-                 }
+             var node = this._build(data.slice(), 0, data.length - 1, 0);
 
-                 return [h0, h1, h2, h3, h4];
-               } // specific algorithm methods
+             if (!this.data.children.length) {
+               // save as is if tree is empty
+               this.data = node;
+             } else if (this.data.height === node.height) {
+               // split root if trees have the same height
+               this._splitRoot(this.data, node);
+             } else {
+               if (this.data.height < node.height) {
+                 // swap trees if inserted one is bigger
+                 var tmpNode = this.data;
+                 this.data = node;
+                 node = tmpNode;
+               } // insert the small tree into the large tree at appropriate level
 
 
-               function rmd160_f(j, x, y, z) {
-                 return 0 <= j && j <= 15 ? x ^ y ^ z : 16 <= j && j <= 31 ? x & y | ~x & z : 32 <= j && j <= 47 ? (x | ~y) ^ z : 48 <= j && j <= 63 ? x & z | y & ~z : 64 <= j && j <= 79 ? x ^ (y | ~z) : 'rmd160_f: j out of range';
-               }
+               this._insert(node, this.data.height - node.height - 1, true);
+             }
 
-               function rmd160_K1(j) {
-                 return 0 <= j && j <= 15 ? 0x00000000 : 16 <= j && j <= 31 ? 0x5a827999 : 32 <= j && j <= 47 ? 0x6ed9eba1 : 48 <= j && j <= 63 ? 0x8f1bbcdc : 64 <= j && j <= 79 ? 0xa953fd4e : 'rmd160_K1: j out of range';
-               }
+             return this;
+           }
+         }, {
+           key: "insert",
+           value: function insert(item) {
+             if (item) this._insert(item, this.data.height - 1);
+             return this;
+           }
+         }, {
+           key: "clear",
+           value: function clear() {
+             this.data = createNode([]);
+             return this;
+           }
+         }, {
+           key: "remove",
+           value: function remove(item, equalsFn) {
+             if (!item) return this;
+             var node = this.data;
+             var bbox = this.toBBox(item);
+             var path = [];
+             var indexes = [];
+             var i, parent, goingUp; // depth-first iterative tree traversal
 
-               function rmd160_K2(j) {
-                 return 0 <= j && j <= 15 ? 0x50a28be6 : 16 <= j && j <= 31 ? 0x5c4dd124 : 32 <= j && j <= 47 ? 0x6d703ef3 : 48 <= j && j <= 63 ? 0x7a6d76e9 : 64 <= j && j <= 79 ? 0x00000000 : 'rmd160_K2: j out of range';
+             while (node || path.length) {
+               if (!node) {
+                 // go up
+                 node = path.pop();
+                 parent = path[path.length - 1];
+                 i = indexes.pop();
+                 goingUp = true;
                }
-             }
-           }; // exposes Hashes
 
-           (function (window, undefined$1) {
-             var freeExports = false;
+               if (node.leaf) {
+                 // check current node
+                 var index = findItem(item, node.children, equalsFn);
 
-             {
-               freeExports = exports;
+                 if (index !== -1) {
+                   // item found, remove the item and condense tree upwards
+                   node.children.splice(index, 1);
+                   path.push(node);
 
-               if (exports && _typeof(commonjsGlobal) === 'object' && commonjsGlobal && commonjsGlobal === commonjsGlobal.global) {
-                 window = commonjsGlobal;
-               }
-             }
+                   this._condense(path);
 
-             if (typeof undefined$1 === 'function' && _typeof(undefined$1.amd) === 'object' && undefined$1.amd) {
-               // define as an anonymous module, so, through path mapping, it can be aliased
-               undefined$1(function () {
-                 return Hashes;
-               });
-             } else if (freeExports) {
-               // in Node.js or RingoJS v0.8.0+
-               if ( module && module.exports === freeExports) {
-                 module.exports = Hashes;
-               } // in Narwhal or RingoJS v0.7.0-
-               else {
-                   freeExports.Hashes = Hashes;
+                   return this;
                  }
-             } else {
-               // in a browser or Rhino
-               window.Hashes = Hashes;
+               }
+
+               if (!goingUp && !node.leaf && contains(node, bbox)) {
+                 // go down
+                 path.push(node);
+                 indexes.push(i);
+                 i = 0;
+                 parent = node;
+                 node = node.children[0];
+               } else if (parent) {
+                 // go right
+                 i++;
+                 node = parent.children[i];
+                 goingUp = false;
+               } else node = null; // nothing found
+
              }
-           })(this);
-         })(); // IIFE
 
-       });
+             return this;
+           }
+         }, {
+           key: "toBBox",
+           value: function toBBox(item) {
+             return item;
+           }
+         }, {
+           key: "compareMinX",
+           value: function compareMinX(a, b) {
+             return a.minX - b.minX;
+           }
+         }, {
+           key: "compareMinY",
+           value: function compareMinY(a, b) {
+             return a.minY - b.minY;
+           }
+         }, {
+           key: "toJSON",
+           value: function toJSON() {
+             return this.data;
+           }
+         }, {
+           key: "fromJSON",
+           value: function fromJSON(data) {
+             this.data = data;
+             return this;
+           }
+         }, {
+           key: "_all",
+           value: function _all(node, result) {
+             var nodesToSearch = [];
 
-       var immutable = extend$2;
-       var hasOwnProperty$2 = Object.prototype.hasOwnProperty;
+             while (node) {
+               if (node.leaf) result.push.apply(result, _toConsumableArray(node.children));else nodesToSearch.push.apply(nodesToSearch, _toConsumableArray(node.children));
+               node = nodesToSearch.pop();
+             }
 
-       function extend$2() {
-         var target = {};
+             return result;
+           }
+         }, {
+           key: "_build",
+           value: function _build(items, left, right, height) {
+             var N = right - left + 1;
+             var M = this._maxEntries;
+             var node;
 
-         for (var i = 0; i < arguments.length; i++) {
-           var source = arguments[i];
+             if (N <= M) {
+               // reached leaf level; return leaf
+               node = createNode(items.slice(left, right + 1));
+               calcBBox(node, this.toBBox);
+               return node;
+             }
 
-           for (var key in source) {
-             if (hasOwnProperty$2.call(source, key)) {
-               target[key] = source[key];
+             if (!height) {
+               // target height of the bulk-loaded tree
+               height = Math.ceil(Math.log(N) / Math.log(M)); // target number of root entries to maximize storage utilization
+
+               M = Math.ceil(N / Math.pow(M, height - 1));
              }
-           }
-         }
 
-         return target;
-       }
+             node = createNode([]);
+             node.leaf = false;
+             node.height = height; // split the items into M mostly square tiles
 
-       var sha1 = new hashes.SHA1();
-       var ohauth = {};
+             var N2 = Math.ceil(N / M);
+             var N1 = N2 * Math.ceil(Math.sqrt(M));
+             multiSelect(items, left, right, N1, this.compareMinX);
 
-       ohauth.qsString = function (obj) {
-         return Object.keys(obj).sort().map(function (key) {
-           return ohauth.percentEncode(key) + '=' + ohauth.percentEncode(obj[key]);
-         }).join('&');
-       };
+             for (var i = left; i <= right; i += N1) {
+               var right2 = Math.min(i + N1 - 1, right);
+               multiSelect(items, i, right2, N2, this.compareMinY);
 
-       ohauth.stringQs = function (str) {
-         return str.split('&').filter(function (pair) {
-           return pair !== '';
-         }).reduce(function (obj, pair) {
-           var parts = pair.split('=');
-           obj[decodeURIComponent(parts[0])] = null === parts[1] ? '' : decodeURIComponent(parts[1]);
-           return obj;
-         }, {});
-       };
+               for (var j = i; j <= right2; j += N2) {
+                 var right3 = Math.min(j + N2 - 1, right2); // pack each entry recursively
 
-       ohauth.rawxhr = function (method, url, data, headers, callback) {
-         var xhr = new XMLHttpRequest(),
-             twoHundred = /^20\d$/;
+                 node.children.push(this._build(items, j, right3, height - 1));
+               }
+             }
 
-         xhr.onreadystatechange = function () {
-           if (4 === xhr.readyState && 0 !== xhr.status) {
-             if (twoHundred.test(xhr.status)) callback(null, xhr);else return callback(xhr, null);
+             calcBBox(node, this.toBBox);
+             return node;
            }
-         };
+         }, {
+           key: "_chooseSubtree",
+           value: function _chooseSubtree(bbox, node, level, path) {
+             while (true) {
+               path.push(node);
+               if (node.leaf || path.length - 1 === level) break;
+               var minArea = Infinity;
+               var minEnlargement = Infinity;
+               var targetNode = void 0;
 
-         xhr.onerror = function (e) {
-           return callback(e, null);
-         };
+               for (var i = 0; i < node.children.length; i++) {
+                 var child = node.children[i];
+                 var area = bboxArea(child);
+                 var enlargement = enlargedArea(bbox, child) - area; // choose entry with the least area enlargement
 
-         xhr.open(method, url, true);
+                 if (enlargement < minEnlargement) {
+                   minEnlargement = enlargement;
+                   minArea = area < minArea ? area : minArea;
+                   targetNode = child;
+                 } else if (enlargement === minEnlargement) {
+                   // otherwise choose one with the smallest area
+                   if (area < minArea) {
+                     minArea = area;
+                     targetNode = child;
+                   }
+                 }
+               }
 
-         for (var h in headers) {
-           xhr.setRequestHeader(h, headers[h]);
-         }
+               node = targetNode || node.children[0];
+             }
 
-         xhr.send(data);
-         return xhr;
-       };
+             return node;
+           }
+         }, {
+           key: "_insert",
+           value: function _insert(item, level, isNode) {
+             var bbox = isNode ? item : this.toBBox(item);
+             var insertPath = []; // find the best node for accommodating the item, saving all nodes along the path too
 
-       ohauth.xhr = function (method, url, auth, data, options, callback) {
-         var headers = options && options.header || {
-           'Content-Type': 'application/x-www-form-urlencoded'
-         };
-         headers.Authorization = 'OAuth ' + ohauth.authHeader(auth);
-         return ohauth.rawxhr(method, url, data, headers, callback);
-       };
+             var node = this._chooseSubtree(bbox, this.data, level, insertPath); // put the item into the node
 
-       ohauth.nonce = function () {
-         for (var o = ''; o.length < 6;) {
-           o += '0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZabcdefghiklmnopqrstuvwxyz'[Math.floor(Math.random() * 61)];
-         }
 
-         return o;
-       };
+             node.children.push(item);
+             extend$1(node, bbox); // split on node overflow; propagate upwards if necessary
 
-       ohauth.authHeader = function (obj) {
-         return Object.keys(obj).sort().map(function (key) {
-           return encodeURIComponent(key) + '="' + encodeURIComponent(obj[key]) + '"';
-         }).join(', ');
-       };
+             while (level >= 0) {
+               if (insertPath[level].children.length > this._maxEntries) {
+                 this._split(insertPath, level);
 
-       ohauth.timestamp = function () {
-         return ~~(+new Date() / 1000);
-       };
+                 level--;
+               } else break;
+             } // adjust bboxes along the insertion path
 
-       ohauth.percentEncode = function (s) {
-         return encodeURIComponent(s).replace(/\!/g, '%21').replace(/\'/g, '%27').replace(/\*/g, '%2A').replace(/\(/g, '%28').replace(/\)/g, '%29');
-       };
 
-       ohauth.baseString = function (method, url, params) {
-         if (params.oauth_signature) delete params.oauth_signature;
-         return [method, ohauth.percentEncode(url), ohauth.percentEncode(ohauth.qsString(params))].join('&');
-       };
+             this._adjustParentBBoxes(bbox, insertPath, level);
+           } // split overflowed node into two
 
-       ohauth.signature = function (oauth_secret, token_secret, baseString) {
-         return sha1.b64_hmac(ohauth.percentEncode(oauth_secret) + '&' + ohauth.percentEncode(token_secret), baseString);
-       };
-       /**
-        * Takes an options object for configuration (consumer_key,
-        * consumer_secret, version, signature_method, token, token_secret)
-        * and returns a function that generates the Authorization header
-        * for given data.
-        *
-        * The returned function takes these parameters:
-        * - method: GET/POST/...
-        * - uri: full URI with protocol, port, path and query string
-        * - extra_params: any extra parameters (that are passed in the POST data),
-        *   can be an object or a from-urlencoded string.
-        *
-        * Returned function returns full OAuth header with "OAuth" string in it.
-        */
+         }, {
+           key: "_split",
+           value: function _split(insertPath, level) {
+             var node = insertPath[level];
+             var M = node.children.length;
+             var m = this._minEntries;
 
+             this._chooseSplitAxis(node, m, M);
 
-       ohauth.headerGenerator = function (options) {
-         options = options || {};
-         var consumer_key = options.consumer_key || '',
-             consumer_secret = options.consumer_secret || '',
-             signature_method = options.signature_method || 'HMAC-SHA1',
-             version = options.version || '1.0',
-             token = options.token || '',
-             token_secret = options.token_secret || '';
-         return function (method, uri, extra_params) {
-           method = method.toUpperCase();
+             var splitIndex = this._chooseSplitIndex(node, m, M);
 
-           if (typeof extra_params === 'string' && extra_params.length > 0) {
-             extra_params = ohauth.stringQs(extra_params);
+             var newNode = createNode(node.children.splice(splitIndex, node.children.length - splitIndex));
+             newNode.height = node.height;
+             newNode.leaf = node.leaf;
+             calcBBox(node, this.toBBox);
+             calcBBox(newNode, this.toBBox);
+             if (level) insertPath[level - 1].children.push(newNode);else this._splitRoot(node, newNode);
+           }
+         }, {
+           key: "_splitRoot",
+           value: function _splitRoot(node, newNode) {
+             // split root node
+             this.data = createNode([node, newNode]);
+             this.data.height = node.height + 1;
+             this.data.leaf = false;
+             calcBBox(this.data, this.toBBox);
            }
+         }, {
+           key: "_chooseSplitIndex",
+           value: function _chooseSplitIndex(node, m, M) {
+             var index;
+             var minOverlap = Infinity;
+             var minArea = Infinity;
 
-           var uri_parts = uri.split('?', 2),
-               base_uri = uri_parts[0];
-           var query_params = uri_parts.length === 2 ? ohauth.stringQs(uri_parts[1]) : {};
-           var oauth_params = {
-             oauth_consumer_key: consumer_key,
-             oauth_signature_method: signature_method,
-             oauth_version: version,
-             oauth_timestamp: ohauth.timestamp(),
-             oauth_nonce: ohauth.nonce()
-           };
-           if (token) oauth_params.oauth_token = token;
-           var all_params = immutable({}, oauth_params, query_params, extra_params),
-               base_str = ohauth.baseString(method, base_uri, all_params);
-           oauth_params.oauth_signature = ohauth.signature(consumer_secret, token_secret, base_str);
-           return 'OAuth ' + ohauth.authHeader(oauth_params);
-         };
-       };
+             for (var i = m; i <= M - m; i++) {
+               var bbox1 = distBBox(node, 0, i, this.toBBox);
+               var bbox2 = distBBox(node, i, M, this.toBBox);
+               var overlap = intersectionArea(bbox1, bbox2);
+               var area = bboxArea(bbox1) + bboxArea(bbox2); // choose distribution with minimum overlap
+
+               if (overlap < minOverlap) {
+                 minOverlap = overlap;
+                 index = i;
+                 minArea = area < minArea ? area : minArea;
+               } else if (overlap === minOverlap) {
+                 // otherwise choose distribution with minimum area
+                 if (area < minArea) {
+                   minArea = area;
+                   index = i;
+                 }
+               }
+             }
+
+             return index || M - m;
+           } // sorts node children by the best axis for split
 
-       var ohauth_1 = ohauth;
+         }, {
+           key: "_chooseSplitAxis",
+           value: function _chooseSplitAxis(node, m, M) {
+             var compareMinX = node.leaf ? this.compareMinX : compareNodeMinX;
+             var compareMinY = node.leaf ? this.compareMinY : compareNodeMinY;
 
-       var resolveUrl$1 = createCommonjsModule(function (module, exports) {
-         // Copyright 2014 Simon Lydell
-         // X11 (“MIT”) Licensed. (See LICENSE.)
-         void function (root, factory) {
-           {
-             module.exports = factory();
-           }
-         }(commonjsGlobal, function () {
-           function resolveUrl()
-           /* ...urls */
-           {
-             var numUrls = arguments.length;
+             var xMargin = this._allDistMargin(node, m, M, compareMinX);
 
-             if (numUrls === 0) {
-               throw new Error("resolveUrl requires at least one argument; got none.");
-             }
+             var yMargin = this._allDistMargin(node, m, M, compareMinY); // if total distributions margin value is minimal for x, sort by minX,
+             // otherwise it's already sorted by minY
 
-             var base = document.createElement("base");
-             base.href = arguments[0];
 
-             if (numUrls === 1) {
-               return base.href;
-             }
+             if (xMargin < yMargin) node.children.sort(compareMinX);
+           } // total margin of all possible split distributions where each node is at least m full
 
-             var head = document.getElementsByTagName("head")[0];
-             head.insertBefore(base, head.firstChild);
-             var a = document.createElement("a");
-             var resolved;
+         }, {
+           key: "_allDistMargin",
+           value: function _allDistMargin(node, m, M, compare) {
+             node.children.sort(compare);
+             var toBBox = this.toBBox;
+             var leftBBox = distBBox(node, 0, m, toBBox);
+             var rightBBox = distBBox(node, M - m, M, toBBox);
+             var margin = bboxMargin(leftBBox) + bboxMargin(rightBBox);
 
-             for (var index = 1; index < numUrls; index++) {
-               a.href = arguments[index];
-               resolved = a.href;
-               base.href = resolved;
+             for (var i = m; i < M - m; i++) {
+               var child = node.children[i];
+               extend$1(leftBBox, node.leaf ? toBBox(child) : child);
+               margin += bboxMargin(leftBBox);
              }
 
-             head.removeChild(base);
-             return resolved;
-           }
+             for (var _i = M - m - 1; _i >= m; _i--) {
+               var _child = node.children[_i];
+               extend$1(rightBBox, node.leaf ? toBBox(_child) : _child);
+               margin += bboxMargin(rightBBox);
+             }
 
-           return resolveUrl;
-         });
-       });
+             return margin;
+           }
+         }, {
+           key: "_adjustParentBBoxes",
+           value: function _adjustParentBBoxes(bbox, path, level) {
+             // adjust bboxes along the given tree path
+             for (var i = level; i >= 0; i--) {
+               extend$1(path[i], bbox);
+             }
+           }
+         }, {
+           key: "_condense",
+           value: function _condense(path) {
+             // go through the path, removing empty nodes and updating bboxes
+             for (var i = path.length - 1, siblings; i >= 0; i--) {
+               if (path[i].children.length === 0) {
+                 if (i > 0) {
+                   siblings = path[i - 1].children;
+                   siblings.splice(siblings.indexOf(path[i]), 1);
+                 } else this.clear();
+               } else calcBBox(path[i], this.toBBox);
+             }
+           }
+         }]);
 
-       var assign = make_assign();
-       var create$1 = make_create();
-       var trim$3 = make_trim();
-       var Global = typeof window !== 'undefined' ? window : commonjsGlobal;
-       var util = {
-         assign: assign,
-         create: create$1,
-         trim: trim$3,
-         bind: bind$1,
-         slice: slice$2,
-         each: each,
-         map: map$1,
-         pluck: pluck,
-         isList: isList,
-         isFunction: isFunction,
-         isObject: isObject$2,
-         Global: Global
-       };
+         return RBush;
+       }();
 
-       function make_assign() {
-         if (Object.assign) {
-           return Object.assign;
-         } else {
-           return function shimAssign(obj, props1, props2, etc) {
-             for (var i = 1; i < arguments.length; i++) {
-               each(Object(arguments[i]), function (val, key) {
-                 obj[key] = val;
-               });
-             }
+       function findItem(item, items, equalsFn) {
+         if (!equalsFn) return items.indexOf(item);
 
-             return obj;
-           };
+         for (var i = 0; i < items.length; i++) {
+           if (equalsFn(item, items[i])) return i;
          }
-       }
 
-       function make_create() {
-         if (Object.create) {
-           return function create(obj, assignProps1, assignProps2, etc) {
-             var assignArgsList = slice$2(arguments, 1);
-             return assign.apply(this, [Object.create(obj)].concat(assignArgsList));
-           };
-         } else {
-           var F = function F() {}; // eslint-disable-line no-inner-declarations
+         return -1;
+       } // calculate node's bbox from bboxes of its children
 
 
-           return function create(obj, assignProps1, assignProps2, etc) {
-             var assignArgsList = slice$2(arguments, 1);
-             F.prototype = obj;
-             return assign.apply(this, [new F()].concat(assignArgsList));
-           };
+       function calcBBox(node, toBBox) {
+         distBBox(node, 0, node.children.length, toBBox, node);
+       } // min bounding rectangle of node children from k to p-1
+
+
+       function distBBox(node, k, p, toBBox, destNode) {
+         if (!destNode) destNode = createNode(null);
+         destNode.minX = Infinity;
+         destNode.minY = Infinity;
+         destNode.maxX = -Infinity;
+         destNode.maxY = -Infinity;
+
+         for (var i = k; i < p; i++) {
+           var child = node.children[i];
+           extend$1(destNode, node.leaf ? toBBox(child) : child);
          }
+
+         return destNode;
        }
 
-       function make_trim() {
-         if (String.prototype.trim) {
-           return function trim(str) {
-             return String.prototype.trim.call(str);
-           };
-         } else {
-           return function trim(str) {
-             return str.replace(/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, '');
-           };
-         }
+       function extend$1(a, b) {
+         a.minX = Math.min(a.minX, b.minX);
+         a.minY = Math.min(a.minY, b.minY);
+         a.maxX = Math.max(a.maxX, b.maxX);
+         a.maxY = Math.max(a.maxY, b.maxY);
+         return a;
        }
 
-       function bind$1(obj, fn) {
-         return function () {
-           return fn.apply(obj, Array.prototype.slice.call(arguments, 0));
-         };
+       function compareNodeMinX(a, b) {
+         return a.minX - b.minX;
        }
 
-       function slice$2(arr, index) {
-         return Array.prototype.slice.call(arr, index || 0);
+       function compareNodeMinY(a, b) {
+         return a.minY - b.minY;
        }
 
-       function each(obj, fn) {
-         pluck(obj, function (val, key) {
-           fn(val, key);
-           return false;
-         });
+       function bboxArea(a) {
+         return (a.maxX - a.minX) * (a.maxY - a.minY);
        }
 
-       function map$1(obj, fn) {
-         var res = isList(obj) ? [] : {};
-         pluck(obj, function (v, k) {
-           res[k] = fn(v, k);
-           return false;
-         });
-         return res;
+       function bboxMargin(a) {
+         return a.maxX - a.minX + (a.maxY - a.minY);
        }
 
-       function pluck(obj, fn) {
-         if (isList(obj)) {
-           for (var i = 0; i < obj.length; i++) {
-             if (fn(obj[i], i)) {
-               return obj[i];
-             }
-           }
-         } else {
-           for (var key in obj) {
-             if (obj.hasOwnProperty(key)) {
-               if (fn(obj[key], key)) {
-                 return obj[key];
-               }
-             }
-           }
-         }
+       function enlargedArea(a, b) {
+         return (Math.max(b.maxX, a.maxX) - Math.min(b.minX, a.minX)) * (Math.max(b.maxY, a.maxY) - Math.min(b.minY, a.minY));
        }
 
-       function isList(val) {
-         return val != null && typeof val != 'function' && typeof val.length == 'number';
+       function intersectionArea(a, b) {
+         var minX = Math.max(a.minX, b.minX);
+         var minY = Math.max(a.minY, b.minY);
+         var maxX = Math.min(a.maxX, b.maxX);
+         var maxY = Math.min(a.maxY, b.maxY);
+         return Math.max(0, maxX - minX) * Math.max(0, maxY - minY);
        }
 
-       function isFunction(val) {
-         return val && {}.toString.call(val) === '[object Function]';
+       function contains(a, b) {
+         return a.minX <= b.minX && a.minY <= b.minY && b.maxX <= a.maxX && b.maxY <= a.maxY;
        }
 
-       function isObject$2(val) {
-         return val && {}.toString.call(val) === '[object Object]';
+       function intersects(a, b) {
+         return b.minX <= a.maxX && b.minY <= a.maxY && b.maxX >= a.minX && b.maxY >= a.minY;
        }
 
-       var slice$3 = util.slice;
-       var pluck$1 = util.pluck;
-       var each$1 = util.each;
-       var bind$2 = util.bind;
-       var create$2 = util.create;
-       var isList$1 = util.isList;
-       var isFunction$1 = util.isFunction;
-       var isObject$3 = util.isObject;
-       var storeEngine = {
-         createStore: _createStore
-       };
-       var storeAPI = {
-         version: '2.0.12',
-         enabled: false,
-         // get returns the value of the given key. If that value
-         // is undefined, it returns optionalDefaultValue instead.
-         get: function get(key, optionalDefaultValue) {
-           var data = this.storage.read(this._namespacePrefix + key);
-           return this._deserialize(data, optionalDefaultValue);
-         },
-         // set will store the given value at key and returns value.
-         // Calling set with value === undefined is equivalent to calling remove.
-         set: function set(key, value) {
-           if (value === undefined) {
-             return this.remove(key);
-           }
+       function createNode(children) {
+         return {
+           children: children,
+           height: 1,
+           leaf: true,
+           minX: Infinity,
+           minY: Infinity,
+           maxX: -Infinity,
+           maxY: -Infinity
+         };
+       } // sort an array so that items come in groups of n unsorted items, with groups sorted between each other;
+       // combines selection algorithm with binary divide & conquer approach
 
-           this.storage.write(this._namespacePrefix + key, this._serialize(value));
-           return value;
-         },
-         // remove deletes the key and value stored at the given key.
-         remove: function remove(key) {
-           this.storage.remove(this._namespacePrefix + key);
-         },
-         // each will call the given callback once for each key-value pair
-         // in this store.
-         each: function each(callback) {
-           var self = this;
-           this.storage.each(function (val, namespacedKey) {
-             callback.call(self, self._deserialize(val), (namespacedKey || '').replace(self._namespaceRegexp, ''));
-           });
-         },
-         // clearAll will remove all the stored key-value pairs in this store.
-         clearAll: function clearAll() {
-           this.storage.clearAll();
-         },
-         // additional functionality that can't live in plugins
-         // ---------------------------------------------------
-         // hasNamespace returns true if this store instance has the given namespace.
-         hasNamespace: function hasNamespace(namespace) {
-           return this._namespacePrefix == '__storejs_' + namespace + '_';
-         },
-         // createStore creates a store.js instance with the first
-         // functioning storage in the list of storage candidates,
-         // and applies the the given mixins to the instance.
-         createStore: function createStore() {
-           return _createStore.apply(this, arguments);
-         },
-         addPlugin: function addPlugin(plugin) {
-           this._addPlugin(plugin);
-         },
-         namespace: function namespace(_namespace) {
-           return _createStore(this.storage, this.plugins, _namespace);
-         }
-       };
 
-       function _warn() {
-         var _console = typeof console == 'undefined' ? null : console;
+       function multiSelect(arr, left, right, n, compare) {
+         var stack = [left, right];
 
-         if (!_console) {
-           return;
+         while (stack.length) {
+           right = stack.pop();
+           left = stack.pop();
+           if (right - left <= n) continue;
+           var mid = left + Math.ceil((right - left) / n / 2) * n;
+           quickselect(arr, mid, left, right, compare);
+           stack.push(left, mid, mid, right);
          }
-
-         var fn = _console.warn ? _console.warn : _console.log;
-         fn.apply(_console, arguments);
        }
 
-       function _createStore(storages, plugins, namespace) {
-         if (!namespace) {
-           namespace = '';
-         }
-
-         if (storages && !isList$1(storages)) {
-           storages = [storages];
-         }
-
-         if (plugins && !isList$1(plugins)) {
-           plugins = [plugins];
-         }
-
-         var namespacePrefix = namespace ? '__storejs_' + namespace + '_' : '';
-         var namespaceRegexp = namespace ? new RegExp('^' + namespacePrefix) : null;
-         var legalNamespaces = /^[a-zA-Z0-9_\-]*$/; // alpha-numeric + underscore and dash
+       function responseText(response) {
+         if (!response.ok) throw new Error(response.status + " " + response.statusText);
+         return response.text();
+       }
 
-         if (!legalNamespaces.test(namespace)) {
-           throw new Error('store.js namespaces can only have alphanumerics + underscores and dashes');
-         }
+       function d3_text (input, init) {
+         return fetch(input, init).then(responseText);
+       }
 
-         var _privateStoreProps = {
-           _namespacePrefix: namespacePrefix,
-           _namespaceRegexp: namespaceRegexp,
-           _testStorage: function _testStorage(storage) {
-             try {
-               var testStr = '__storejs__test__';
-               storage.write(testStr, testStr);
-               var ok = storage.read(testStr) === testStr;
-               storage.remove(testStr);
-               return ok;
-             } catch (e) {
-               return false;
-             }
-           },
-           _assignPluginFnProp: function _assignPluginFnProp(pluginFnProp, propName) {
-             var oldFn = this[propName];
+       function responseJson(response) {
+         if (!response.ok) throw new Error(response.status + " " + response.statusText);
+         if (response.status === 204 || response.status === 205) return;
+         return response.json();
+       }
 
-             this[propName] = function pluginFn() {
-               var args = slice$3(arguments, 0);
-               var self = this; // super_fn calls the old function which was overwritten by
-               // this mixin.
+       function d3_json (input, init) {
+         return fetch(input, init).then(responseJson);
+       }
 
-               function super_fn() {
-                 if (!oldFn) {
-                   return;
-                 }
+       function parser(type) {
+         return function (input, init) {
+           return d3_text(input, init).then(function (text) {
+             return new DOMParser().parseFromString(text, type);
+           });
+         };
+       }
 
-                 each$1(arguments, function (arg, i) {
-                   args[i] = arg;
-                 });
-                 return oldFn.apply(self, args);
-               } // Give mixing function access to super_fn by prefixing all mixin function
-               // arguments with super_fn.
+       var d3_xml = parser("application/xml");
+       var svg = parser("image/svg+xml");
 
+       var tiler$6 = utilTiler();
+       var dispatch$7 = dispatch$8('loaded');
+       var _tileZoom$3 = 14;
+       var _krUrlRoot = 'https://www.keepright.at';
+       var _krData = {
+         errorTypes: {},
+         localizeStrings: {}
+       }; // This gets reassigned if reset
 
-               var newFnArgs = [super_fn].concat(args);
-               return pluginFnProp.apply(self, newFnArgs);
-             };
-           },
-           _serialize: function _serialize(obj) {
-             return JSON.stringify(obj);
-           },
-           _deserialize: function _deserialize(strVal, defaultVal) {
-             if (!strVal) {
-               return defaultVal;
-             } // It is possible that a raw string value has been previously stored
-             // in a storage without using store.js, meaning it will be a raw
-             // string value instead of a JSON serialized string. By defaulting
-             // to the raw string value in case of a JSON parse error, we allow
-             // for past stored values to be forwards-compatible with store.js
+       var _cache$2;
 
+       var _krRuleset = [// no 20 - multiple node on same spot - these are mostly boundaries overlapping roads
+       30, 40, 50, 60, 70, 90, 100, 110, 120, 130, 150, 160, 170, 180, 190, 191, 192, 193, 194, 195, 196, 197, 198, 200, 201, 202, 203, 204, 205, 206, 207, 208, 210, 220, 230, 231, 232, 270, 280, 281, 282, 283, 284, 285, 290, 291, 292, 293, 294, 295, 296, 297, 298, 300, 310, 311, 312, 313, 320, 350, 360, 370, 380, 390, 400, 401, 402, 410, 411, 412, 413];
 
-             var val = '';
+       function abortRequest$6(controller) {
+         if (controller) {
+           controller.abort();
+         }
+       }
 
-             try {
-               val = JSON.parse(strVal);
-             } catch (e) {
-               val = strVal;
-             }
+       function abortUnwantedRequests$3(cache, tiles) {
+         Object.keys(cache.inflightTile).forEach(function (k) {
+           var wanted = tiles.find(function (tile) {
+             return k === tile.id;
+           });
 
-             return val !== undefined ? val : defaultVal;
-           },
-           _addStorage: function _addStorage(storage) {
-             if (this.enabled) {
-               return;
-             }
+           if (!wanted) {
+             abortRequest$6(cache.inflightTile[k]);
+             delete cache.inflightTile[k];
+           }
+         });
+       }
 
-             if (this._testStorage(storage)) {
-               this.storage = storage;
-               this.enabled = true;
-             }
-           },
-           _addPlugin: function _addPlugin(plugin) {
-             var self = this; // If the plugin is an array, then add all plugins in the array.
-             // This allows for a plugin to depend on other plugins.
+       function encodeIssueRtree$2(d) {
+         return {
+           minX: d.loc[0],
+           minY: d.loc[1],
+           maxX: d.loc[0],
+           maxY: d.loc[1],
+           data: d
+         };
+       } // Replace or remove QAItem from rtree
 
-             if (isList$1(plugin)) {
-               each$1(plugin, function (plugin) {
-                 self._addPlugin(plugin);
-               });
-               return;
-             } // Keep track of all plugins we've seen so far, so that we
-             // don't add any of them twice.
 
+       function updateRtree$3(item, replace) {
+         _cache$2.rtree.remove(item, function (a, b) {
+           return a.data.id === b.data.id;
+         });
 
-             var seenPlugin = pluck$1(this.plugins, function (seenPlugin) {
-               return plugin === seenPlugin;
-             });
+         if (replace) {
+           _cache$2.rtree.insert(item);
+         }
+       }
 
-             if (seenPlugin) {
-               return;
-             }
+       function tokenReplacements(d) {
+         if (!(d instanceof QAItem)) return;
+         var htmlRegex = new RegExp(/<\/[a-z][\s\S]*>/);
+         var replacements = {};
+         var issueTemplate = _krData.errorTypes[d.whichType];
 
-             this.plugins.push(plugin); // Check that the plugin is properly formed
+         if (!issueTemplate) {
+           /* eslint-disable no-console */
+           console.log('No Template: ', d.whichType);
+           console.log('  ', d.description);
+           /* eslint-enable no-console */
 
-             if (!isFunction$1(plugin)) {
-               throw new Error('Plugins must be function values that return objects');
-             }
+           return;
+         } // some descriptions are just fixed text
 
-             var pluginProperties = plugin.call(this);
 
-             if (!isObject$3(pluginProperties)) {
-               throw new Error('Plugins must return an object of function properties');
-             } // Add the plugin function properties to this store instance.
+         if (!issueTemplate.regex) return; // regex pattern should match description with variable details captured
 
+         var errorRegex = new RegExp(issueTemplate.regex, 'i');
+         var errorMatch = errorRegex.exec(d.description);
 
-             each$1(pluginProperties, function (pluginFnProp, propName) {
-               if (!isFunction$1(pluginFnProp)) {
-                 throw new Error('Bad plugin property: ' + propName + ' from plugin ' + plugin.name + '. Plugins should only return functions.');
-               }
+         if (!errorMatch) {
+           /* eslint-disable no-console */
+           console.log('Unmatched: ', d.whichType);
+           console.log('  ', d.description);
+           console.log('  ', errorRegex);
+           /* eslint-enable no-console */
 
-               self._assignPluginFnProp(pluginFnProp, propName);
-             });
-           },
-           // Put deprecated properties in the private API, so as to not expose it to accidential
-           // discovery through inspection of the store object.
-           // Deprecated: addStorage
-           addStorage: function addStorage(storage) {
-             _warn('store.addStorage(storage) is deprecated. Use createStore([storages])');
+           return;
+         }
 
-             this._addStorage(storage);
-           }
-         };
-         var store = create$2(_privateStoreProps, storeAPI, {
-           plugins: []
-         });
-         store.raw = {};
-         each$1(store, function (prop, propName) {
-           if (isFunction$1(prop)) {
-             store.raw[propName] = bind$2(store, prop);
-           }
-         });
-         each$1(storages, function (storage) {
-           store._addStorage(storage);
-         });
-         each$1(plugins, function (plugin) {
-           store._addPlugin(plugin);
-         });
-         return store;
-       }
+         for (var i = 1; i < errorMatch.length; i++) {
+           // skip first
+           var capture = errorMatch[i];
+           var idType = void 0;
+           idType = 'IDs' in issueTemplate ? issueTemplate.IDs[i - 1] : '';
 
-       var Global$1 = util.Global;
-       var localStorage_1 = {
-         name: 'localStorage',
-         read: read,
-         write: write,
-         each: each$2,
-         remove: remove$2,
-         clearAll: clearAll
-       };
+           if (idType && capture) {
+             // link IDs if present in the capture
+             capture = parseError(capture, idType);
+           } else if (htmlRegex.test(capture)) {
+             // escape any html in non-IDs
+             capture = '\\' + capture + '\\';
+           } else {
+             var compare = capture.toLowerCase();
 
-       function localStorage$1() {
-         return Global$1.localStorage;
-       }
+             if (_krData.localizeStrings[compare]) {
+               // some replacement strings can be localized
+               capture = _t('QA.keepRight.error_parts.' + _krData.localizeStrings[compare]);
+             }
+           }
 
-       function read(key) {
-         return localStorage$1().getItem(key);
-       }
+           replacements['var' + i] = capture;
+         }
 
-       function write(key, data) {
-         return localStorage$1().setItem(key, data);
+         return replacements;
        }
 
-       function each$2(fn) {
-         for (var i = localStorage$1().length - 1; i >= 0; i--) {
-           var key = localStorage$1().key(i);
-           fn(read(key), key);
+       function parseError(capture, idType) {
+         var compare = capture.toLowerCase();
+
+         if (_krData.localizeStrings[compare]) {
+           // some replacement strings can be localized
+           capture = _t('QA.keepRight.error_parts.' + _krData.localizeStrings[compare]);
          }
-       }
 
-       function remove$2(key) {
-         return localStorage$1().removeItem(key);
-       }
+         switch (idType) {
+           // link a string like "this node"
+           case 'this':
+             capture = linkErrorObject(capture);
+             break;
 
-       function clearAll() {
-         return localStorage$1().clear();
-       }
+           case 'url':
+             capture = linkURL(capture);
+             break;
+           // link an entity ID
 
-       // versions 6 and 7, where no localStorage, etc
-       // is available.
+           case 'n':
+           case 'w':
+           case 'r':
+             capture = linkEntity(idType + capture);
+             break;
+           // some errors have more complex ID lists/variance
 
-       var Global$2 = util.Global;
-       var oldFFGlobalStorage = {
-         name: 'oldFF-globalStorage',
-         read: read$1,
-         write: write$1,
-         each: each$3,
-         remove: remove$3,
-         clearAll: clearAll$1
-       };
-       var globalStorage = Global$2.globalStorage;
+           case '20':
+             capture = parse20(capture);
+             break;
 
-       function read$1(key) {
-         return globalStorage[key];
-       }
+           case '211':
+             capture = parse211(capture);
+             break;
 
-       function write$1(key, data) {
-         globalStorage[key] = data;
-       }
+           case '231':
+             capture = parse231(capture);
+             break;
 
-       function each$3(fn) {
-         for (var i = globalStorage.length - 1; i >= 0; i--) {
-           var key = globalStorage.key(i);
-           fn(globalStorage[key], key);
+           case '294':
+             capture = parse294(capture);
+             break;
+
+           case '370':
+             capture = parse370(capture);
+             break;
          }
-       }
 
-       function remove$3(key) {
-         return globalStorage.removeItem(key);
-       }
+         return capture;
 
-       function clearAll$1() {
-         each$3(function (key, _) {
-           delete globalStorage[key];
-         });
-       }
+         function linkErrorObject(d) {
+           return "<a class=\"error_object_link\">".concat(d, "</a>");
+         }
 
-       // versions 6 and 7, where no localStorage, sessionStorage, etc
-       // is available.
+         function linkEntity(d) {
+           return "<a class=\"error_entity_link\">".concat(d, "</a>");
+         }
 
-       var Global$3 = util.Global;
-       var oldIEUserDataStorage = {
-         name: 'oldIE-userDataStorage',
-         write: write$2,
-         read: read$2,
-         each: each$4,
-         remove: remove$4,
-         clearAll: clearAll$2
-       };
-       var storageName = 'storejs';
-       var doc = Global$3.document;
+         function linkURL(d) {
+           return "<a class=\"kr_external_link\" target=\"_blank\" href=\"".concat(d, "\">").concat(d, "</a>");
+         } // arbitrary node list of form: #ID, #ID, #ID...
 
-       var _withStorageEl = _makeIEStorageElFunction();
 
-       var disable = (Global$3.navigator ? Global$3.navigator.userAgent : '').match(/ (MSIE 8|MSIE 9|MSIE 10)\./); // MSIE 9.x, MSIE 10.x
+         function parse211(capture) {
+           var newList = [];
+           var items = capture.split(', ');
+           items.forEach(function (item) {
+             // ID has # at the front
+             var id = linkEntity('n' + item.slice(1));
+             newList.push(id);
+           });
+           return newList.join(', ');
+         } // arbitrary way list of form: #ID(layer),#ID(layer),#ID(layer)...
 
-       function write$2(unfixedKey, data) {
-         if (disable) {
-           return;
-         }
 
-         var fixedKey = fixKey(unfixedKey);
+         function parse231(capture) {
+           var newList = []; // unfortunately 'layer' can itself contain commas, so we split on '),'
 
-         _withStorageEl(function (storageEl) {
-           storageEl.setAttribute(fixedKey, data);
-           storageEl.save(storageName);
-         });
-       }
+           var items = capture.split('),');
+           items.forEach(function (item) {
+             var match = item.match(/\#(\d+)\((.+)\)?/);
 
-       function read$2(unfixedKey) {
-         if (disable) {
-           return;
-         }
+             if (match !== null && match.length > 2) {
+               newList.push(linkEntity('w' + match[1]) + ' ' + _t('QA.keepRight.errorTypes.231.layer', {
+                 layer: match[2]
+               }));
+             }
+           });
+           return newList.join(', ');
+         } // arbitrary node/relation list of form: from node #ID,to relation #ID,to node #ID...
 
-         var fixedKey = fixKey(unfixedKey);
-         var res = null;
 
-         _withStorageEl(function (storageEl) {
-           res = storageEl.getAttribute(fixedKey);
-         });
+         function parse294(capture) {
+           var newList = [];
+           var items = capture.split(',');
+           items.forEach(function (item) {
+             // item of form "from/to node/relation #ID"
+             item = item.split(' '); // to/from role is more clear in quotes
 
-         return res;
-       }
+             var role = "\"".concat(item[0], "\""); // first letter of node/relation provides the type
 
-       function each$4(callback) {
-         _withStorageEl(function (storageEl) {
-           var attributes = storageEl.XMLDocument.documentElement.attributes;
+             var idType = item[1].slice(0, 1); // ID has # at the front
 
-           for (var i = attributes.length - 1; i >= 0; i--) {
-             var attr = attributes[i];
-             callback(storageEl.getAttribute(attr.name), attr.name);
+             var id = item[2].slice(1);
+             id = linkEntity(idType + id);
+             newList.push("".concat(role, " ").concat(item[1], " ").concat(id));
+           });
+           return newList.join(', ');
+         } // may or may not include the string "(including the name 'name')"
+
+
+         function parse370(capture) {
+           if (!capture) return '';
+           var match = capture.match(/\(including the name (\'.+\')\)/);
+
+           if (match && match.length) {
+             return _t('QA.keepRight.errorTypes.370.including_the_name', {
+               name: match[1]
+             });
            }
-         });
-       }
 
-       function remove$4(unfixedKey) {
-         var fixedKey = fixKey(unfixedKey);
+           return '';
+         } // arbitrary node list of form: #ID,#ID,#ID...
 
-         _withStorageEl(function (storageEl) {
-           storageEl.removeAttribute(fixedKey);
-           storageEl.save(storageName);
-         });
+
+         function parse20(capture) {
+           var newList = [];
+           var items = capture.split(',');
+           items.forEach(function (item) {
+             // ID has # at the front
+             var id = linkEntity('n' + item.slice(1));
+             newList.push(id);
+           });
+           return newList.join(', ');
+         }
        }
 
-       function clearAll$2() {
-         _withStorageEl(function (storageEl) {
-           var attributes = storageEl.XMLDocument.documentElement.attributes;
-           storageEl.load(storageName);
+       var serviceKeepRight = {
+         title: 'keepRight',
+         init: function init() {
+           _mainFileFetcher.get('keepRight').then(function (d) {
+             return _krData = d;
+           });
 
-           for (var i = attributes.length - 1; i >= 0; i--) {
-             storageEl.removeAttribute(attributes[i].name);
+           if (!_cache$2) {
+             this.reset();
            }
 
-           storageEl.save(storageName);
-         });
-       } // Helpers
-       //////////
-       // In IE7, keys cannot start with a digit or contain certain chars.
-       // See https://github.com/marcuswestin/store.js/issues/40
-       // See https://github.com/marcuswestin/store.js/issues/83
+           this.event = utilRebind(this, dispatch$7, 'on');
+         },
+         reset: function reset() {
+           if (_cache$2) {
+             Object.values(_cache$2.inflightTile).forEach(abortRequest$6);
+           }
 
+           _cache$2 = {
+             data: {},
+             loadedTile: {},
+             inflightTile: {},
+             inflightPost: {},
+             closed: {},
+             rtree: new RBush()
+           };
+         },
+         // KeepRight API:  http://osm.mueschelsoft.de/keepright/interfacing.php
+         loadIssues: function loadIssues(projection) {
+           var _this = this;
 
-       var forbiddenCharsRegex = new RegExp("[!\"#$%&'()*+,/\\\\:;<=>?@[\\]^`{|}~]", "g");
+           var options = {
+             format: 'geojson',
+             ch: _krRuleset
+           }; // determine the needed tiles to cover the view
 
-       function fixKey(key) {
-         return key.replace(/^\d/, '___$&').replace(forbiddenCharsRegex, '___');
-       }
+           var tiles = tiler$6.zoomExtent([_tileZoom$3, _tileZoom$3]).getTiles(projection); // abort inflight requests that are no longer needed
 
-       function _makeIEStorageElFunction() {
-         if (!doc || !doc.documentElement || !doc.documentElement.addBehavior) {
-           return null;
-         }
+           abortUnwantedRequests$3(_cache$2, tiles); // issue new requests..
 
-         var scriptTag = 'script',
-             storageOwner,
-             storageContainer,
-             storageEl; // Since #userData storage applies only to specific paths, we need to
-         // somehow link our data to a specific path.  We choose /favicon.ico
-         // as a pretty safe option, since all browsers already make a request to
-         // this URL anyway and being a 404 will not hurt us here.  We wrap an
-         // iframe pointing to the favicon in an ActiveXObject(htmlfile) object
-         // (see: http://msdn.microsoft.com/en-us/library/aa752574(v=VS.85).aspx)
-         // since the iframe access rules appear to allow direct access and
-         // manipulation of the document element, even for a 404 page.  This
-         // document can be used instead of the current document (which would
-         // have been limited to the current path) to perform #userData storage.
+           tiles.forEach(function (tile) {
+             if (_cache$2.loadedTile[tile.id] || _cache$2.inflightTile[tile.id]) return;
 
-         try {
-           /* global ActiveXObject */
-           storageContainer = new ActiveXObject('htmlfile');
-           storageContainer.open();
-           storageContainer.write('<' + scriptTag + '>document.w=window</' + scriptTag + '><iframe src="/favicon.ico"></iframe>');
-           storageContainer.close();
-           storageOwner = storageContainer.w.frames[0].document;
-           storageEl = storageOwner.createElement('div');
-         } catch (e) {
-           // somehow ActiveXObject instantiation failed (perhaps some special
-           // security settings or otherwse), fall back to per-path storage
-           storageEl = doc.createElement('div');
-           storageOwner = doc.body;
-         }
+             var _tile$extent$rectangl = tile.extent.rectangle(),
+                 _tile$extent$rectangl2 = _slicedToArray(_tile$extent$rectangl, 4),
+                 left = _tile$extent$rectangl2[0],
+                 top = _tile$extent$rectangl2[1],
+                 right = _tile$extent$rectangl2[2],
+                 bottom = _tile$extent$rectangl2[3];
 
-         return function (storeFunction) {
-           var args = [].slice.call(arguments, 0);
-           args.unshift(storageEl); // See http://msdn.microsoft.com/en-us/library/ms531081(v=VS.85).aspx
-           // and http://msdn.microsoft.com/en-us/library/ms531424(v=VS.85).aspx
+             var params = Object.assign({}, options, {
+               left: left,
+               bottom: bottom,
+               right: right,
+               top: top
+             });
+             var url = "".concat(_krUrlRoot, "/export.php?") + utilQsString(params);
+             var controller = new AbortController();
+             _cache$2.inflightTile[tile.id] = controller;
+             d3_json(url, {
+               signal: controller.signal
+             }).then(function (data) {
+               delete _cache$2.inflightTile[tile.id];
+               _cache$2.loadedTile[tile.id] = true;
 
-           storageOwner.appendChild(storageEl);
-           storageEl.addBehavior('#default#userData');
-           storageEl.load(storageName);
-           storeFunction.apply(this, args);
-           storageOwner.removeChild(storageEl);
-           return;
-         };
-       }
+               if (!data || !data.features || !data.features.length) {
+                 throw new Error('No Data');
+               }
 
-       // doesn't work but cookies do. This implementation is adopted from
-       // https://developer.mozilla.org/en-US/docs/Web/API/Storage/LocalStorage
+               data.features.forEach(function (feature) {
+                 var _feature$properties = feature.properties,
+                     itemType = _feature$properties.error_type,
+                     id = _feature$properties.error_id,
+                     _feature$properties$c = _feature$properties.comment,
+                     comment = _feature$properties$c === void 0 ? null : _feature$properties$c,
+                     objectId = _feature$properties.object_id,
+                     objectType = _feature$properties.object_type,
+                     schema = _feature$properties.schema,
+                     title = _feature$properties.title;
+                 var loc = feature.geometry.coordinates,
+                     _feature$properties$d = feature.properties.description,
+                     description = _feature$properties$d === void 0 ? '' : _feature$properties$d; // if there is a parent, save its error type e.g.:
+                 //  Error 191 = "highway-highway"
+                 //  Error 190 = "intersections without junctions"  (parent)
 
-       var Global$4 = util.Global;
-       var trim$4 = util.trim;
-       var cookieStorage = {
-         name: 'cookieStorage',
-         read: read$3,
-         write: write$3,
-         each: each$5,
-         remove: remove$5,
-         clearAll: clearAll$3
-       };
-       var doc$1 = Global$4.document;
+                 var issueTemplate = _krData.errorTypes[itemType];
+                 var parentIssueType = (Math.floor(itemType / 10) * 10).toString(); // try to handle error type directly, fallback to parent error type.
 
-       function read$3(key) {
-         if (!key || !_has(key)) {
-           return null;
-         }
+                 var whichType = issueTemplate ? itemType : parentIssueType;
+                 var whichTemplate = _krData.errorTypes[whichType]; // Rewrite a few of the errors at this point..
+                 // This is done to make them easier to linkify and translate.
 
-         var regexpStr = "(?:^|.*;\\s*)" + escape(key).replace(/[\-\.\+\*]/g, "\\$&") + "\\s*\\=\\s*((?:[^;](?!;))*[^;]?).*";
-         return unescape(doc$1.cookie.replace(new RegExp(regexpStr), "$1"));
-       }
+                 switch (whichType) {
+                   case '170':
+                     description = "This feature has a FIXME tag: ".concat(description);
+                     break;
 
-       function each$5(callback) {
-         var cookies = doc$1.cookie.split(/; ?/g);
+                   case '292':
+                   case '293':
+                     description = description.replace('A turn-', 'This turn-');
+                     break;
 
-         for (var i = cookies.length - 1; i >= 0; i--) {
-           if (!trim$4(cookies[i])) {
-             continue;
-           }
+                   case '294':
+                   case '295':
+                   case '296':
+                   case '297':
+                   case '298':
+                     description = "This turn-restriction~".concat(description);
+                     break;
 
-           var kvp = cookies[i].split('=');
-           var key = unescape(kvp[0]);
-           var val = unescape(kvp[1]);
-           callback(val, key);
-         }
-       }
+                   case '300':
+                     description = 'This highway is missing a maxspeed tag';
+                     break;
 
-       function write$3(key, data) {
-         if (!key) {
-           return;
-         }
+                   case '411':
+                   case '412':
+                   case '413':
+                     description = "This feature~".concat(description);
+                     break;
+                 } // move markers slightly so it doesn't obscure the geometry,
+                 // then move markers away from other coincident markers
 
-         doc$1.cookie = escape(key) + "=" + escape(data) + "; expires=Tue, 19 Jan 2038 03:14:07 GMT; path=/";
-       }
 
-       function remove$5(key) {
-         if (!key || !_has(key)) {
-           return;
-         }
+                 var coincident = false;
 
-         doc$1.cookie = escape(key) + "=; expires=Thu, 01 Jan 1970 00:00:00 GMT; path=/";
-       }
+                 do {
+                   // first time, move marker up. after that, move marker right.
+                   var delta = coincident ? [0.00001, 0] : [0, 0.00001];
+                   loc = geoVecAdd(loc, delta);
+                   var bbox = geoExtent(loc).bbox();
+                   coincident = _cache$2.rtree.search(bbox).length;
+                 } while (coincident);
 
-       function clearAll$3() {
-         each$5(function (_, key) {
-           remove$5(key);
-         });
-       }
+                 var d = new QAItem(loc, _this, itemType, id, {
+                   comment: comment,
+                   description: description,
+                   whichType: whichType,
+                   parentIssueType: parentIssueType,
+                   severity: whichTemplate.severity || 'error',
+                   objectId: objectId,
+                   objectType: objectType,
+                   schema: schema,
+                   title: title
+                 });
+                 d.replacements = tokenReplacements(d);
+                 _cache$2.data[id] = d;
 
-       function _has(key) {
-         return new RegExp("(?:^|;\\s*)" + escape(key).replace(/[\-\.\+\*]/g, "\\$&") + "\\s*\\=").test(doc$1.cookie);
-       }
+                 _cache$2.rtree.insert(encodeIssueRtree$2(d));
+               });
+               dispatch$7.call('loaded');
+             })["catch"](function () {
+               delete _cache$2.inflightTile[tile.id];
+               _cache$2.loadedTile[tile.id] = true;
+             });
+           });
+         },
+         postUpdate: function postUpdate(d, callback) {
+           var _this2 = this;
 
-       var Global$5 = util.Global;
-       var sessionStorage_1 = {
-         name: 'sessionStorage',
-         read: read$4,
-         write: write$4,
-         each: each$6,
-         remove: remove$6,
-         clearAll: clearAll$4
-       };
+           if (_cache$2.inflightPost[d.id]) {
+             return callback({
+               message: 'Error update already inflight',
+               status: -2
+             }, d);
+           }
 
-       function sessionStorage() {
-         return Global$5.sessionStorage;
-       }
+           var params = {
+             schema: d.schema,
+             id: d.id
+           };
 
-       function read$4(key) {
-         return sessionStorage().getItem(key);
-       }
+           if (d.newStatus) {
+             params.st = d.newStatus;
+           }
 
-       function write$4(key, data) {
-         return sessionStorage().setItem(key, data);
-       }
+           if (d.newComment !== undefined) {
+             params.co = d.newComment;
+           } // NOTE: This throws a CORS err, but it seems successful.
+           // We don't care too much about the response, so this is fine.
 
-       function each$6(fn) {
-         for (var i = sessionStorage().length - 1; i >= 0; i--) {
-           var key = sessionStorage().key(i);
-           fn(read$4(key), key);
-         }
-       }
 
-       function remove$6(key) {
-         return sessionStorage().removeItem(key);
-       }
+           var url = "".concat(_krUrlRoot, "/comment.php?") + utilQsString(params);
+           var controller = new AbortController();
+           _cache$2.inflightPost[d.id] = controller; // Since this is expected to throw an error just continue as if it worked
+           // (worst case scenario the request truly fails and issue will show up if iD restarts)
 
-       function clearAll$4() {
-         return sessionStorage().clear();
-       }
+           d3_json(url, {
+             signal: controller.signal
+           })["finally"](function () {
+             delete _cache$2.inflightPost[d.id];
 
-       // memoryStorage is a useful last fallback to ensure that the store
-       // is functions (meaning store.get(), store.set(), etc will all function).
-       // However, stored values will not persist when the browser navigates to
-       // a new page or reloads the current page.
-       var memoryStorage_1 = {
-         name: 'memoryStorage',
-         read: read$5,
-         write: write$5,
-         each: each$7,
-         remove: remove$7,
-         clearAll: clearAll$5
+             if (d.newStatus === 'ignore') {
+               // ignore permanently (false positive)
+               _this2.removeItem(d);
+             } else if (d.newStatus === 'ignore_t') {
+               // ignore temporarily (error fixed)
+               _this2.removeItem(d);
+
+               _cache$2.closed["".concat(d.schema, ":").concat(d.id)] = true;
+             } else {
+               d = _this2.replaceItem(d.update({
+                 comment: d.newComment,
+                 newComment: undefined,
+                 newState: undefined
+               }));
+             }
+
+             if (callback) callback(null, d);
+           });
+         },
+         // Get all cached QAItems covering the viewport
+         getItems: function getItems(projection) {
+           var viewport = projection.clipExtent();
+           var min = [viewport[0][0], viewport[1][1]];
+           var max = [viewport[1][0], viewport[0][1]];
+           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
+           return _cache$2.rtree.search(bbox).map(function (d) {
+             return d.data;
+           });
+         },
+         // Get a QAItem from cache
+         // NOTE: Don't change method name until UI v3 is merged
+         getError: function getError(id) {
+           return _cache$2.data[id];
+         },
+         // Replace a single QAItem in the cache
+         replaceItem: function replaceItem(item) {
+           if (!(item instanceof QAItem) || !item.id) return;
+           _cache$2.data[item.id] = item;
+           updateRtree$3(encodeIssueRtree$2(item), true); // true = replace
+
+           return item;
+         },
+         // Remove a single QAItem from the cache
+         removeItem: function removeItem(item) {
+           if (!(item instanceof QAItem) || !item.id) return;
+           delete _cache$2.data[item.id];
+           updateRtree$3(encodeIssueRtree$2(item), false); // false = remove
+         },
+         issueURL: function issueURL(item) {
+           return "".concat(_krUrlRoot, "/report_map.php?schema=").concat(item.schema, "&error=").concat(item.id);
+         },
+         // Get an array of issues closed during this session.
+         // Used to populate `closed:keepright` changeset tag
+         getClosedIDs: function getClosedIDs() {
+           return Object.keys(_cache$2.closed).sort();
+         }
        };
-       var memoryStorage = {};
 
-       function read$5(key) {
-         return memoryStorage[key];
-       }
+       var tiler$5 = utilTiler();
+       var dispatch$6 = dispatch$8('loaded');
+       var _tileZoom$2 = 14;
+       var _impOsmUrls = {
+         ow: 'https://grab.community.improve-osm.org/directionOfFlowService',
+         mr: 'https://grab.community.improve-osm.org/missingGeoService',
+         tr: 'https://grab.community.improve-osm.org/turnRestrictionService'
+       };
+       var _impOsmData = {
+         icons: {}
+       }; // This gets reassigned if reset
 
-       function write$5(key, data) {
-         memoryStorage[key] = data;
-       }
+       var _cache$1;
 
-       function each$7(callback) {
-         for (var key in memoryStorage) {
-           if (memoryStorage.hasOwnProperty(key)) {
-             callback(memoryStorage[key], key);
+       function abortRequest$5(i) {
+         Object.values(i).forEach(function (controller) {
+           if (controller) {
+             controller.abort();
            }
-         }
+         });
        }
 
-       function remove$7(key) {
-         delete memoryStorage[key];
-       }
+       function abortUnwantedRequests$2(cache, tiles) {
+         Object.keys(cache.inflightTile).forEach(function (k) {
+           var wanted = tiles.find(function (tile) {
+             return k === tile.id;
+           });
 
-       function clearAll$5(key) {
-         memoryStorage = {};
+           if (!wanted) {
+             abortRequest$5(cache.inflightTile[k]);
+             delete cache.inflightTile[k];
+           }
+         });
        }
 
-       var all = [// Listed in order of usage preference
-       localStorage_1, oldFFGlobalStorage, oldIEUserDataStorage, cookieStorage, sessionStorage_1, memoryStorage_1];
-
-       /* eslint-disable */
-       //  json2.js
-       //  2016-10-28
-       //  Public Domain.
-       //  NO WARRANTY EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.
-       //  See http://www.JSON.org/js.html
-       //  This code should be minified before deployment.
-       //  See http://javascript.crockford.com/jsmin.html
-       //  USE YOUR OWN COPY. IT IS EXTREMELY UNWISE TO LOAD CODE FROM SERVERS YOU DO
-       //  NOT CONTROL.
-       //  This file creates a global JSON object containing two methods: stringify
-       //  and parse. This file provides the ES5 JSON capability to ES3 systems.
-       //  If a project might run on IE8 or earlier, then this file should be included.
-       //  This file does nothing on ES5 systems.
-       //      JSON.stringify(value, replacer, space)
-       //          value       any JavaScript value, usually an object or array.
-       //          replacer    an optional parameter that determines how object
-       //                      values are stringified for objects. It can be a
-       //                      function or an array of strings.
-       //          space       an optional parameter that specifies the indentation
-       //                      of nested structures. If it is omitted, the text will
-       //                      be packed without extra whitespace. If it is a number,
-       //                      it will specify the number of spaces to indent at each
-       //                      level. If it is a string (such as "\t" or "&nbsp;"),
-       //                      it contains the characters used to indent at each level.
-       //          This method produces a JSON text from a JavaScript value.
-       //          When an object value is found, if the object contains a toJSON
-       //          method, its toJSON method will be called and the result will be
-       //          stringified. A toJSON method does not serialize: it returns the
-       //          value represented by the name/value pair that should be serialized,
-       //          or undefined if nothing should be serialized. The toJSON method
-       //          will be passed the key associated with the value, and this will be
-       //          bound to the value.
-       //          For example, this would serialize Dates as ISO strings.
-       //              Date.prototype.toJSON = function (key) {
-       //                  function f(n) {
-       //                      // Format integers to have at least two digits.
-       //                      return (n < 10)
-       //                          ? "0" + n
-       //                          : n;
-       //                  }
-       //                  return this.getUTCFullYear()   + "-" +
-       //                       f(this.getUTCMonth() + 1) + "-" +
-       //                       f(this.getUTCDate())      + "T" +
-       //                       f(this.getUTCHours())     + ":" +
-       //                       f(this.getUTCMinutes())   + ":" +
-       //                       f(this.getUTCSeconds())   + "Z";
-       //              };
-       //          You can provide an optional replacer method. It will be passed the
-       //          key and value of each member, with this bound to the containing
-       //          object. The value that is returned from your method will be
-       //          serialized. If your method returns undefined, then the member will
-       //          be excluded from the serialization.
-       //          If the replacer parameter is an array of strings, then it will be
-       //          used to select the members to be serialized. It filters the results
-       //          such that only members with keys listed in the replacer array are
-       //          stringified.
-       //          Values that do not have JSON representations, such as undefined or
-       //          functions, will not be serialized. Such values in objects will be
-       //          dropped; in arrays they will be replaced with null. You can use
-       //          a replacer function to replace those with JSON values.
-       //          JSON.stringify(undefined) returns undefined.
-       //          The optional space parameter produces a stringification of the
-       //          value that is filled with line breaks and indentation to make it
-       //          easier to read.
-       //          If the space parameter is a non-empty string, then that string will
-       //          be used for indentation. If the space parameter is a number, then
-       //          the indentation will be that many spaces.
-       //          Example:
-       //          text = JSON.stringify(["e", {pluribus: "unum"}]);
-       //          // text is '["e",{"pluribus":"unum"}]'
-       //          text = JSON.stringify(["e", {pluribus: "unum"}], null, "\t");
-       //          // text is '[\n\t"e",\n\t{\n\t\t"pluribus": "unum"\n\t}\n]'
-       //          text = JSON.stringify([new Date()], function (key, value) {
-       //              return this[key] instanceof Date
-       //                  ? "Date(" + this[key] + ")"
-       //                  : value;
-       //          });
-       //          // text is '["Date(---current time---)"]'
-       //      JSON.parse(text, reviver)
-       //          This method parses a JSON text to produce an object or array.
-       //          It can throw a SyntaxError exception.
-       //          The optional reviver parameter is a function that can filter and
-       //          transform the results. It receives each of the keys and values,
-       //          and its return value is used instead of the original value.
-       //          If it returns what it received, then the structure is not modified.
-       //          If it returns undefined then the member is deleted.
-       //          Example:
-       //          // Parse the text. Values that look like ISO date strings will
-       //          // be converted to Date objects.
-       //          myData = JSON.parse(text, function (key, value) {
-       //              var a;
-       //              if (typeof value === "string") {
-       //                  a =
-       //   /^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2}(?:\.\d*)?)Z$/.exec(value);
-       //                  if (a) {
-       //                      return new Date(Date.UTC(+a[1], +a[2] - 1, +a[3], +a[4],
-       //                          +a[5], +a[6]));
-       //                  }
-       //              }
-       //              return value;
-       //          });
-       //          myData = JSON.parse('["Date(09/09/2001)"]', function (key, value) {
-       //              var d;
-       //              if (typeof value === "string" &&
-       //                      value.slice(0, 5) === "Date(" &&
-       //                      value.slice(-1) === ")") {
-       //                  d = new Date(value.slice(5, -1));
-       //                  if (d) {
-       //                      return d;
-       //                  }
-       //              }
-       //              return value;
-       //          });
-       //  This is a reference implementation. You are free to copy, modify, or
-       //  redistribute.
-
-       /*jslint
-           eval, for, this
-       */
-
-       /*property
-           JSON, apply, call, charCodeAt, getUTCDate, getUTCFullYear, getUTCHours,
-           getUTCMinutes, getUTCMonth, getUTCSeconds, hasOwnProperty, join,
-           lastIndex, length, parse, prototype, push, replace, slice, stringify,
-           test, toJSON, toString, valueOf
-       */
-       // Create a JSON object only if one does not already exist. We create the
-       // methods in a closure to avoid creating global variables.
-       if ((typeof JSON === "undefined" ? "undefined" : _typeof(JSON)) !== "object") {
-         JSON = {};
-       }
+       function encodeIssueRtree$1(d) {
+         return {
+           minX: d.loc[0],
+           minY: d.loc[1],
+           maxX: d.loc[0],
+           maxY: d.loc[1],
+           data: d
+         };
+       } // Replace or remove QAItem from rtree
 
-       (function () {
 
-         var rx_one = /^[\],:{}\s]*$/;
-         var rx_two = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g;
-         var rx_three = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g;
-         var rx_four = /(?:^|:|,)(?:\s*\[)+/g;
-         var rx_escapable = /[\\"\u0000-\u001f\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
-         var rx_dangerous = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
+       function updateRtree$2(item, replace) {
+         _cache$1.rtree.remove(item, function (a, b) {
+           return a.data.id === b.data.id;
+         });
 
-         function f(n) {
-           // Format integers to have at least two digits.
-           return n < 10 ? "0" + n : n;
+         if (replace) {
+           _cache$1.rtree.insert(item);
          }
+       }
 
-         function this_value() {
-           return this.valueOf();
-         }
+       function linkErrorObject(d) {
+         return "<a class=\"error_object_link\">".concat(d, "</a>");
+       }
 
-         if (typeof Date.prototype.toJSON !== "function") {
-           Date.prototype.toJSON = function () {
-             return isFinite(this.valueOf()) ? this.getUTCFullYear() + "-" + f(this.getUTCMonth() + 1) + "-" + f(this.getUTCDate()) + "T" + f(this.getUTCHours()) + ":" + f(this.getUTCMinutes()) + ":" + f(this.getUTCSeconds()) + "Z" : null;
-           };
+       function linkEntity(d) {
+         return "<a class=\"error_entity_link\">".concat(d, "</a>");
+       }
 
-           Boolean.prototype.toJSON = this_value;
-           Number.prototype.toJSON = this_value;
-           String.prototype.toJSON = this_value;
+       function pointAverage(points) {
+         if (points.length) {
+           var sum = points.reduce(function (acc, point) {
+             return geoVecAdd(acc, [point.lon, point.lat]);
+           }, [0, 0]);
+           return geoVecScale(sum, 1 / points.length);
+         } else {
+           return [0, 0];
          }
+       }
 
-         var gap;
-         var indent;
-         var meta;
-         var rep;
+       function relativeBearing(p1, p2) {
+         var angle = Math.atan2(p2.lon - p1.lon, p2.lat - p1.lat);
 
-         function quote(string) {
-           // If the string contains no control characters, no quote characters, and no
-           // backslash characters, then we can safely slap some quotes around it.
-           // Otherwise we must also replace the offending characters with safe escape
-           // sequences.
-           rx_escapable.lastIndex = 0;
-           return rx_escapable.test(string) ? "\"" + string.replace(rx_escapable, function (a) {
-             var c = meta[a];
-             return typeof c === "string" ? c : "\\u" + ("0000" + a.charCodeAt(0).toString(16)).slice(-4);
-           }) + "\"" : "\"" + string + "\"";
-         }
+         if (angle < 0) {
+           angle += 2 * Math.PI;
+         } // Return degrees
 
-         function str(key, holder) {
-           // Produce a string from holder[key].
-           var i; // The loop counter.
 
-           var k; // The member key.
+         return angle * 180 / Math.PI;
+       } // Assuming range [0,360)
 
-           var v; // The member value.
 
-           var length;
-           var mind = gap;
-           var partial;
-           var value = holder[key]; // If the value has a toJSON method, call it to obtain a replacement value.
+       function cardinalDirection(bearing) {
+         var dir = 45 * Math.round(bearing / 45);
+         var compass = {
+           0: 'north',
+           45: 'northeast',
+           90: 'east',
+           135: 'southeast',
+           180: 'south',
+           225: 'southwest',
+           270: 'west',
+           315: 'northwest',
+           360: 'north'
+         };
+         return _t("QA.improveOSM.directions.".concat(compass[dir]));
+       } // Errors shouldn't obscure each other
 
-           if (value && _typeof(value) === "object" && typeof value.toJSON === "function") {
-             value = value.toJSON(key);
-           } // If we were called with a replacer function, then call the replacer to
-           // obtain a replacement value.
 
+       function preventCoincident$1(loc, bumpUp) {
+         var coincident = false;
 
-           if (typeof rep === "function") {
-             value = rep.call(holder, key, value);
-           } // What happens next depends on the value's type.
+         do {
+           // first time, move marker up. after that, move marker right.
+           var delta = coincident ? [0.00001, 0] : bumpUp ? [0, 0.00001] : [0, 0];
+           loc = geoVecAdd(loc, delta);
+           var bbox = geoExtent(loc).bbox();
+           coincident = _cache$1.rtree.search(bbox).length;
+         } while (coincident);
 
+         return loc;
+       }
 
-           switch (_typeof(value)) {
-             case "string":
-               return quote(value);
+       var serviceImproveOSM = {
+         title: 'improveOSM',
+         init: function init() {
+           _mainFileFetcher.get('qa_data').then(function (d) {
+             return _impOsmData = d.improveOSM;
+           });
 
-             case "number":
-               // JSON numbers must be finite. Encode non-finite numbers as null.
-               return isFinite(value) ? String(value) : "null";
+           if (!_cache$1) {
+             this.reset();
+           }
 
-             case "boolean":
-             case "null":
-               // If the value is a boolean or null, convert it to a string. Note:
-               // typeof null does not produce "null". The case is included here in
-               // the remote chance that this gets fixed someday.
-               return String(value);
-             // If the type is "object", we might be dealing with an object or an array or
-             // null.
+           this.event = utilRebind(this, dispatch$6, 'on');
+         },
+         reset: function reset() {
+           if (_cache$1) {
+             Object.values(_cache$1.inflightTile).forEach(abortRequest$5);
+           }
 
-             case "object":
-               // Due to a specification blunder in ECMAScript, typeof null is "object",
-               // so watch out for that case.
-               if (!value) {
-                 return "null";
-               } // Make an array to hold the partial results of stringifying this object value.
+           _cache$1 = {
+             data: {},
+             loadedTile: {},
+             inflightTile: {},
+             inflightPost: {},
+             closed: {},
+             rtree: new RBush()
+           };
+         },
+         loadIssues: function loadIssues(projection) {
+           var _this = this;
 
+           var options = {
+             client: 'iD',
+             status: 'OPEN',
+             zoom: '19' // Use a high zoom so that clusters aren't returned
 
-               gap += indent;
-               partial = []; // Is the value an array?
+           }; // determine the needed tiles to cover the view
 
-               if (Object.prototype.toString.apply(value) === "[object Array]") {
-                 // The value is an array. Stringify every element. Use null as a placeholder
-                 // for non-JSON values.
-                 length = value.length;
+           var tiles = tiler$5.zoomExtent([_tileZoom$2, _tileZoom$2]).getTiles(projection); // abort inflight requests that are no longer needed
 
-                 for (i = 0; i < length; i += 1) {
-                   partial[i] = str(i, value) || "null";
-                 } // Join all of the elements together, separated with commas, and wrap them in
-                 // brackets.
+           abortUnwantedRequests$2(_cache$1, tiles); // issue new requests..
 
+           tiles.forEach(function (tile) {
+             if (_cache$1.loadedTile[tile.id] || _cache$1.inflightTile[tile.id]) return;
 
-                 v = partial.length === 0 ? "[]" : gap ? "[\n" + gap + partial.join(",\n" + gap) + "\n" + mind + "]" : "[" + partial.join(",") + "]";
-                 gap = mind;
-                 return v;
-               } // If the replacer is an array, use it to select the members to be stringified.
+             var _tile$extent$rectangl = tile.extent.rectangle(),
+                 _tile$extent$rectangl2 = _slicedToArray(_tile$extent$rectangl, 4),
+                 east = _tile$extent$rectangl2[0],
+                 north = _tile$extent$rectangl2[1],
+                 west = _tile$extent$rectangl2[2],
+                 south = _tile$extent$rectangl2[3];
 
+             var params = Object.assign({}, options, {
+               east: east,
+               south: south,
+               west: west,
+               north: north
+             }); // 3 separate requests to store for each tile
 
-               if (rep && _typeof(rep) === "object") {
-                 length = rep.length;
+             var requests = {};
+             Object.keys(_impOsmUrls).forEach(function (k) {
+               // We exclude WATER from missing geometry as it doesn't seem useful
+               // We use most confident one-way and turn restrictions only, still have false positives
+               var kParams = Object.assign({}, params, k === 'mr' ? {
+                 type: 'PARKING,ROAD,BOTH,PATH'
+               } : {
+                 confidenceLevel: 'C1'
+               });
+               var url = "".concat(_impOsmUrls[k], "/search?") + utilQsString(kParams);
+               var controller = new AbortController();
+               requests[k] = controller;
+               d3_json(url, {
+                 signal: controller.signal
+               }).then(function (data) {
+                 delete _cache$1.inflightTile[tile.id][k];
 
-                 for (i = 0; i < length; i += 1) {
-                   if (typeof rep[i] === "string") {
-                     k = rep[i];
-                     v = str(k, value);
+                 if (!Object.keys(_cache$1.inflightTile[tile.id]).length) {
+                   delete _cache$1.inflightTile[tile.id];
+                   _cache$1.loadedTile[tile.id] = true;
+                 } // Road segments at high zoom == oneways
 
-                     if (v) {
-                       partial.push(quote(k) + (gap ? ": " : ":") + v);
-                     }
-                   }
-                 }
-               } else {
-                 // Otherwise, iterate through all of the keys in the object.
-                 for (k in value) {
-                   if (Object.prototype.hasOwnProperty.call(value, k)) {
-                     v = str(k, value);
 
-                     if (v) {
-                       partial.push(quote(k) + (gap ? ": " : ":") + v);
-                     }
-                   }
-                 }
-               } // Join all of the member texts together, separated with commas,
-               // and wrap them in braces.
+                 if (data.roadSegments) {
+                   data.roadSegments.forEach(function (feature) {
+                     // Position error at the approximate middle of the segment
+                     var points = feature.points,
+                         wayId = feature.wayId,
+                         fromNodeId = feature.fromNodeId,
+                         toNodeId = feature.toNodeId;
+                     var itemId = "".concat(wayId).concat(fromNodeId).concat(toNodeId);
+                     var mid = points.length / 2;
+                     var loc; // Even number of points, find midpoint of the middle two
+                     // Odd number of points, use position of very middle point
 
+                     if (mid % 1 === 0) {
+                       loc = pointAverage([points[mid - 1], points[mid]]);
+                     } else {
+                       mid = points[Math.floor(mid)];
+                       loc = [mid.lon, mid.lat];
+                     } // One-ways can land on same segment in opposite direction
 
-               v = partial.length === 0 ? "{}" : gap ? "{\n" + gap + partial.join(",\n" + gap) + "\n" + mind + "}" : "{" + partial.join(",") + "}";
-               gap = mind;
-               return v;
-           }
-         } // If the JSON object does not yet have a stringify method, give it one.
 
+                     loc = preventCoincident$1(loc, false);
+                     var d = new QAItem(loc, _this, k, itemId, {
+                       issueKey: k,
+                       // used as a category
+                       identifier: {
+                         // used to post changes
+                         wayId: wayId,
+                         fromNodeId: fromNodeId,
+                         toNodeId: toNodeId
+                       },
+                       objectId: wayId,
+                       objectType: 'way'
+                     }); // Variables used in the description
 
-         if (typeof JSON.stringify !== "function") {
-           meta = {
-             // table of character substitutions
-             "\b": "\\b",
-             "\t": "\\t",
-             "\n": "\\n",
-             "\f": "\\f",
-             "\r": "\\r",
-             "\"": "\\\"",
-             "\\": "\\\\"
-           };
+                     d.replacements = {
+                       percentage: feature.percentOfTrips,
+                       num_trips: feature.numberOfTrips,
+                       highway: linkErrorObject(_t('QA.keepRight.error_parts.highway')),
+                       from_node: linkEntity('n' + feature.fromNodeId),
+                       to_node: linkEntity('n' + feature.toNodeId)
+                     };
+                     _cache$1.data[d.id] = d;
 
-           JSON.stringify = function (value, replacer, space) {
-             // The stringify method takes a value and an optional replacer, and an optional
-             // space parameter, and returns a JSON text. The replacer can be a function
-             // that can replace values, or an array of strings that will select the keys.
-             // A default replacer method can be provided. Use of the space parameter can
-             // produce text that is more easily readable.
-             var i;
-             gap = "";
-             indent = ""; // If the space parameter is a number, make an indent string containing that
-             // many spaces.
+                     _cache$1.rtree.insert(encodeIssueRtree$1(d));
+                   });
+                 } // Tiles at high zoom == missing roads
 
-             if (typeof space === "number") {
-               for (i = 0; i < space; i += 1) {
-                 indent += " ";
-               } // If the space parameter is a string, it will be used as the indent string.
 
-             } else if (typeof space === "string") {
-               indent = space;
-             } // If there is a replacer, it must be a function or an array.
-             // Otherwise, throw an error.
+                 if (data.tiles) {
+                   data.tiles.forEach(function (feature) {
+                     var type = feature.type,
+                         x = feature.x,
+                         y = feature.y,
+                         numberOfTrips = feature.numberOfTrips;
+                     var geoType = type.toLowerCase();
+                     var itemId = "".concat(geoType).concat(x).concat(y).concat(numberOfTrips); // Average of recorded points should land on the missing geometry
+                     // Missing geometry could happen to land on another error
 
+                     var loc = pointAverage(feature.points);
+                     loc = preventCoincident$1(loc, false);
+                     var d = new QAItem(loc, _this, "".concat(k, "-").concat(geoType), itemId, {
+                       issueKey: k,
+                       identifier: {
+                         x: x,
+                         y: y
+                       }
+                     });
+                     d.replacements = {
+                       num_trips: numberOfTrips,
+                       geometry_type: _t("QA.improveOSM.geometry_types.".concat(geoType))
+                     }; // -1 trips indicates data came from a 3rd party
 
-             rep = replacer;
+                     if (numberOfTrips === -1) {
+                       d.desc = _t('QA.improveOSM.error_types.mr.description_alt', d.replacements);
+                     }
 
-             if (replacer && typeof replacer !== "function" && (_typeof(replacer) !== "object" || typeof replacer.length !== "number")) {
-               throw new Error("JSON.stringify");
-             } // Make a fake root object containing our value under the key of "".
-             // Return the result of stringifying the value.
+                     _cache$1.data[d.id] = d;
 
+                     _cache$1.rtree.insert(encodeIssueRtree$1(d));
+                   });
+                 } // Entities at high zoom == turn restrictions
 
-             return str("", {
-               "": value
-             });
-           };
-         } // If the JSON object does not yet have a parse method, give it one.
 
+                 if (data.entities) {
+                   data.entities.forEach(function (feature) {
+                     var point = feature.point,
+                         id = feature.id,
+                         segments = feature.segments,
+                         numberOfPasses = feature.numberOfPasses,
+                         turnType = feature.turnType;
+                     var itemId = "".concat(id.replace(/[,:+#]/g, '_')); // Turn restrictions could be missing at same junction
+                     // We also want to bump the error up so node is accessible
 
-         if (typeof JSON.parse !== "function") {
-           JSON.parse = function (text, reviver) {
-             // The parse method takes a text and an optional reviver function, and returns
-             // a JavaScript value if the text is a valid JSON text.
-             var j;
+                     var loc = preventCoincident$1([point.lon, point.lat], true); // Elements are presented in a strange way
 
-             function walk(holder, key) {
-               // The walk method is used to recursively walk the resulting structure so
-               // that modifications can be made.
-               var k;
-               var v;
-               var value = holder[key];
+                     var ids = id.split(',');
+                     var from_way = ids[0];
+                     var via_node = ids[3];
+                     var to_way = ids[2].split(':')[1];
+                     var d = new QAItem(loc, _this, k, itemId, {
+                       issueKey: k,
+                       identifier: id,
+                       objectId: via_node,
+                       objectType: 'node'
+                     }); // Travel direction along from_way clarifies the turn restriction
 
-               if (value && _typeof(value) === "object") {
-                 for (k in value) {
-                   if (Object.prototype.hasOwnProperty.call(value, k)) {
-                     v = walk(value, k);
+                     var _segments$0$points = _slicedToArray(segments[0].points, 2),
+                         p1 = _segments$0$points[0],
+                         p2 = _segments$0$points[1];
 
-                     if (v !== undefined) {
-                       value[k] = v;
-                     } else {
-                       delete value[k];
-                     }
-                   }
-                 }
-               }
+                     var dir_of_travel = cardinalDirection(relativeBearing(p1, p2)); // Variables used in the description
 
-               return reviver.call(holder, key, value);
-             } // Parsing happens in four stages. In the first stage, we replace certain
-             // Unicode characters with escape sequences. JavaScript handles many characters
-             // incorrectly, either silently deleting them, or treating them as line endings.
+                     d.replacements = {
+                       num_passed: numberOfPasses,
+                       num_trips: segments[0].numberOfTrips,
+                       turn_restriction: turnType.toLowerCase(),
+                       from_way: linkEntity('w' + from_way),
+                       to_way: linkEntity('w' + to_way),
+                       travel_direction: dir_of_travel,
+                       junction: linkErrorObject(_t('QA.keepRight.error_parts.this_node'))
+                     };
+                     _cache$1.data[d.id] = d;
 
+                     _cache$1.rtree.insert(encodeIssueRtree$1(d));
 
-             text = String(text);
-             rx_dangerous.lastIndex = 0;
+                     dispatch$6.call('loaded');
+                   });
+                 }
+               })["catch"](function () {
+                 delete _cache$1.inflightTile[tile.id][k];
 
-             if (rx_dangerous.test(text)) {
-               text = text.replace(rx_dangerous, function (a) {
-                 return "\\u" + ("0000" + a.charCodeAt(0).toString(16)).slice(-4);
+                 if (!Object.keys(_cache$1.inflightTile[tile.id]).length) {
+                   delete _cache$1.inflightTile[tile.id];
+                   _cache$1.loadedTile[tile.id] = true;
+                 }
                });
-             } // In the second stage, we run the text against regular expressions that look
-             // for non-JSON patterns. We are especially concerned with "()" and "new"
-             // because they can cause invocation, and "=" because it can cause mutation.
-             // But just to be safe, we want to reject all unexpected forms.
-             // We split the second stage into 4 regexp operations in order to work around
-             // crippling inefficiencies in IE's and Safari's regexp engines. First we
-             // replace the JSON backslash pairs with "@" (a non-JSON character). Second, we
-             // replace all simple value tokens with "]" characters. Third, we delete all
-             // open brackets that follow a colon or comma or that begin the text. Finally,
-             // we look to see that the remaining characters are only whitespace or "]" or
-             // "," or ":" or "{" or "}". If that is so, then the text is safe for eval.
+             });
+             _cache$1.inflightTile[tile.id] = requests;
+           });
+         },
+         getComments: function getComments(item) {
+           var _this2 = this;
 
+           // If comments already retrieved no need to do so again
+           if (item.comments) {
+             return Promise.resolve(item);
+           }
 
-             if (rx_one.test(text.replace(rx_two, "@").replace(rx_three, "]").replace(rx_four, ""))) {
-               // In the third stage we use the eval function to compile the text into a
-               // JavaScript structure. The "{" operator is subject to a syntactic ambiguity
-               // in JavaScript: it can begin a block or an object literal. We wrap the text
-               // in parens to eliminate the ambiguity.
-               j = eval("(" + text + ")"); // In the optional fourth stage, we recursively walk the new structure, passing
-               // each name/value pair to a reviver function for possible transformation.
+           var key = item.issueKey;
+           var qParams = {};
 
-               return typeof reviver === "function" ? walk({
-                 "": j
-               }, "") : j;
-             } // If the text is not JSON parseable, then a SyntaxError is thrown.
+           if (key === 'ow') {
+             qParams = item.identifier;
+           } else if (key === 'mr') {
+             qParams.tileX = item.identifier.x;
+             qParams.tileY = item.identifier.y;
+           } else if (key === 'tr') {
+             qParams.targetId = item.identifier;
+           }
 
+           var url = "".concat(_impOsmUrls[key], "/retrieveComments?") + utilQsString(qParams);
 
-             throw new SyntaxError("JSON.parse");
+           var cacheComments = function cacheComments(data) {
+             // Assign directly for immediate use afterwards
+             // comments are served newest to oldest
+             item.comments = data.comments ? data.comments.reverse() : [];
+
+             _this2.replaceItem(item);
            };
-         }
-       })();
 
-       var json2 = json2Plugin;
+           return d3_json(url).then(cacheComments).then(function () {
+             return item;
+           });
+         },
+         postUpdate: function postUpdate(d, callback) {
+           if (!serviceOsm.authenticated()) {
+             // Username required in payload
+             return callback({
+               message: 'Not Authenticated',
+               status: -3
+             }, d);
+           }
 
-       function json2Plugin() {
-         return {};
-       }
+           if (_cache$1.inflightPost[d.id]) {
+             return callback({
+               message: 'Error update already inflight',
+               status: -2
+             }, d);
+           } // Payload can only be sent once username is established
 
-       var plugins = [json2];
-       var store_legacy = storeEngine.createStore(all, plugins);
 
-       //
-       // This code is only compatible with IE10+ because the [XDomainRequest](http://bit.ly/LfO7xo)
-       // object, IE<10's idea of [CORS](http://en.wikipedia.org/wiki/Cross-origin_resource_sharing),
-       // does not support custom headers, which this uses everywhere.
+           serviceOsm.userDetails(sendPayload.bind(this));
 
+           function sendPayload(err, user) {
+             var _this3 = this;
 
-       var osmAuth = function osmAuth(o) {
-         var oauth = {}; // authenticated users will also have a request token secret, but it's
-         // not used in transactions with the server
+             if (err) {
+               return callback(err, d);
+             }
 
-         oauth.authenticated = function () {
-           return !!(token('oauth_token') && token('oauth_token_secret'));
-         };
+             var key = d.issueKey;
+             var url = "".concat(_impOsmUrls[key], "/comment");
+             var payload = {
+               username: user.display_name,
+               targetIds: [d.identifier]
+             };
 
-         oauth.logout = function () {
-           token('oauth_token', '');
-           token('oauth_token_secret', '');
-           token('oauth_request_token_secret', '');
-           return oauth;
-         }; // TODO: detect lack of click event
+             if (d.newStatus) {
+               payload.status = d.newStatus;
+               payload.text = 'status changed';
+             } // Comment take place of default text
 
 
-         oauth.authenticate = function (callback) {
-           if (oauth.authenticated()) return callback();
-           oauth.logout(); // ## Getting a request token
+             if (d.newComment) {
+               payload.text = d.newComment;
+             }
 
-           var params = timenonce(getAuth(o)),
-               url = o.url + '/oauth/request_token';
-           params.oauth_signature = ohauth_1.signature(o.oauth_secret, '', ohauth_1.baseString('POST', url, params));
+             var controller = new AbortController();
+             _cache$1.inflightPost[d.id] = controller;
+             var options = {
+               method: 'POST',
+               signal: controller.signal,
+               body: JSON.stringify(payload)
+             };
+             d3_json(url, options).then(function () {
+               delete _cache$1.inflightPost[d.id]; // Just a comment, update error in cache
 
-           if (!o.singlepage) {
-             // Create a 600x550 popup window in the center of the screen
-             var w = 600,
-                 h = 550,
-                 settings = [['width', w], ['height', h], ['left', screen.width / 2 - w / 2], ['top', screen.height / 2 - h / 2]].map(function (x) {
-               return x.join('=');
-             }).join(','),
-                 popup = window.open('about:blank', 'oauth_window', settings);
-             oauth.popupWindow = popup;
+               if (!d.newStatus) {
+                 var now = new Date();
+                 var comments = d.comments ? d.comments : [];
+                 comments.push({
+                   username: payload.username,
+                   text: payload.text,
+                   timestamp: now.getTime() / 1000
+                 });
 
-             if (!popup) {
-               var error = new Error('Popup was blocked');
-               error.status = 'popup-blocked';
-               throw error;
-             }
-           } // Request a request token. When this is complete, the popup
-           // window is redirected to OSM's authorization page.
+                 _this3.replaceItem(d.update({
+                   comments: comments,
+                   newComment: undefined
+                 }));
+               } else {
+                 _this3.removeItem(d);
 
+                 if (d.newStatus === 'SOLVED') {
+                   // Keep track of the number of issues closed per type to tag the changeset
+                   if (!(d.issueKey in _cache$1.closed)) {
+                     _cache$1.closed[d.issueKey] = 0;
+                   }
 
-           ohauth_1.xhr('POST', url, params, null, {}, reqTokenDone);
-           o.loading();
+                   _cache$1.closed[d.issueKey] += 1;
+                 }
+               }
 
-           function reqTokenDone(err, xhr) {
-             o.done();
-             if (err) return callback(err);
-             var resp = ohauth_1.stringQs(xhr.response);
-             token('oauth_request_token_secret', resp.oauth_token_secret);
-             var authorize_url = o.url + '/oauth/authorize?' + ohauth_1.qsString({
-               oauth_token: resp.oauth_token,
-               oauth_callback: resolveUrl$1(o.landing)
+               if (callback) callback(null, d);
+             })["catch"](function (err) {
+               delete _cache$1.inflightPost[d.id];
+               if (callback) callback(err.message);
              });
+           }
+         },
+         // Get all cached QAItems covering the viewport
+         getItems: function getItems(projection) {
+           var viewport = projection.clipExtent();
+           var min = [viewport[0][0], viewport[1][1]];
+           var max = [viewport[1][0], viewport[0][1]];
+           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
+           return _cache$1.rtree.search(bbox).map(function (d) {
+             return d.data;
+           });
+         },
+         // Get a QAItem from cache
+         // NOTE: Don't change method name until UI v3 is merged
+         getError: function getError(id) {
+           return _cache$1.data[id];
+         },
+         // get the name of the icon to display for this item
+         getIcon: function getIcon(itemType) {
+           return _impOsmData.icons[itemType];
+         },
+         // Replace a single QAItem in the cache
+         replaceItem: function replaceItem(issue) {
+           if (!(issue instanceof QAItem) || !issue.id) return;
+           _cache$1.data[issue.id] = issue;
+           updateRtree$2(encodeIssueRtree$1(issue), true); // true = replace
 
-             if (o.singlepage) {
-               location.href = authorize_url;
-             } else {
-               popup.location = authorize_url;
-             }
-           } // Called by a function in a landing page, in the popup window. The
-           // window closes itself.
-
+           return issue;
+         },
+         // Remove a single QAItem from the cache
+         removeItem: function removeItem(issue) {
+           if (!(issue instanceof QAItem) || !issue.id) return;
+           delete _cache$1.data[issue.id];
+           updateRtree$2(encodeIssueRtree$1(issue), false); // false = remove
+         },
+         // Used to populate `closed:improveosm:*` changeset tags
+         getClosedCounts: function getClosedCounts() {
+           return _cache$1.closed;
+         }
+       };
 
-           window.authComplete = function (token) {
-             var oauth_token = ohauth_1.stringQs(token.split('?')[1]);
-             get_access_token(oauth_token.oauth_token);
-             delete window.authComplete;
-           }; // ## Getting an request token
-           //
-           // At this point we have an `oauth_token`, brought in from a function
-           // call on a landing page popup.
+       var defaults$5 = {exports: {}};
 
+       function getDefaults$1() {
+         return {
+           baseUrl: null,
+           breaks: false,
+           gfm: true,
+           headerIds: true,
+           headerPrefix: '',
+           highlight: null,
+           langPrefix: 'language-',
+           mangle: true,
+           pedantic: false,
+           renderer: null,
+           sanitize: false,
+           sanitizer: null,
+           silent: false,
+           smartLists: false,
+           smartypants: false,
+           tokenizer: null,
+           walkTokens: null,
+           xhtml: false
+         };
+       }
+
+       function changeDefaults$1(newDefaults) {
+         defaults$5.exports.defaults = newDefaults;
+       }
+
+       defaults$5.exports = {
+         defaults: getDefaults$1(),
+         getDefaults: getDefaults$1,
+         changeDefaults: changeDefaults$1
+       };
 
-           function get_access_token(oauth_token) {
-             var url = o.url + '/oauth/access_token',
-                 params = timenonce(getAuth(o)),
-                 request_token_secret = token('oauth_request_token_secret');
-             params.oauth_token = oauth_token;
-             params.oauth_signature = ohauth_1.signature(o.oauth_secret, request_token_secret, ohauth_1.baseString('POST', url, params)); // ## Getting an access token
-             //
-             // The final token required for authentication. At this point
-             // we have a `request token secret`
+       var escapeTest = /[&<>"']/;
+       var escapeReplace = /[&<>"']/g;
+       var escapeTestNoEncode = /[<>"']|&(?!#?\w+;)/;
+       var escapeReplaceNoEncode = /[<>"']|&(?!#?\w+;)/g;
+       var escapeReplacements = {
+         '&': '&amp;',
+         '<': '&lt;',
+         '>': '&gt;',
+         '"': '&quot;',
+         "'": '&#39;'
+       };
 
-             ohauth_1.xhr('POST', url, params, null, {}, accessTokenDone);
-             o.loading();
-           }
+       var getEscapeReplacement = function getEscapeReplacement(ch) {
+         return escapeReplacements[ch];
+       };
 
-           function accessTokenDone(err, xhr) {
-             o.done();
-             if (err) return callback(err);
-             var access_token = ohauth_1.stringQs(xhr.response);
-             token('oauth_token', access_token.oauth_token);
-             token('oauth_token_secret', access_token.oauth_token_secret);
-             callback(null, oauth);
+       function escape$3(html, encode) {
+         if (encode) {
+           if (escapeTest.test(html)) {
+             return html.replace(escapeReplace, getEscapeReplacement);
            }
-         };
-
-         oauth.bringPopupWindowToFront = function () {
-           var brougtPopupToFront = false;
-
-           try {
-             // This may cause a cross-origin error:
-             // `DOMException: Blocked a frame with origin "..." from accessing a cross-origin frame.`
-             if (oauth.popupWindow && !oauth.popupWindow.closed) {
-               oauth.popupWindow.focus();
-               brougtPopupToFront = true;
-             }
-           } catch (err) {// Bringing popup window to front failed (probably because of the cross-origin error mentioned above)
+         } else {
+           if (escapeTestNoEncode.test(html)) {
+             return html.replace(escapeReplaceNoEncode, getEscapeReplacement);
            }
+         }
 
-           return brougtPopupToFront;
-         };
+         return html;
+       }
 
-         oauth.bootstrapToken = function (oauth_token, callback) {
-           // ## Getting an request token
-           // At this point we have an `oauth_token`, brought in from a function
-           // call on a landing page popup.
-           function get_access_token(oauth_token) {
-             var url = o.url + '/oauth/access_token',
-                 params = timenonce(getAuth(o)),
-                 request_token_secret = token('oauth_request_token_secret');
-             params.oauth_token = oauth_token;
-             params.oauth_signature = ohauth_1.signature(o.oauth_secret, request_token_secret, ohauth_1.baseString('POST', url, params)); // ## Getting an access token
-             // The final token required for authentication. At this point
-             // we have a `request token secret`
+       var unescapeTest = /&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/ig;
 
-             ohauth_1.xhr('POST', url, params, null, {}, accessTokenDone);
-             o.loading();
-           }
+       function unescape$2(html) {
+         // explicitly match decimal, hex, and named HTML entities
+         return html.replace(unescapeTest, function (_, n) {
+           n = n.toLowerCase();
+           if (n === 'colon') return ':';
 
-           function accessTokenDone(err, xhr) {
-             o.done();
-             if (err) return callback(err);
-             var access_token = ohauth_1.stringQs(xhr.response);
-             token('oauth_token', access_token.oauth_token);
-             token('oauth_token_secret', access_token.oauth_token_secret);
-             callback(null, oauth);
+           if (n.charAt(0) === '#') {
+             return n.charAt(1) === 'x' ? String.fromCharCode(parseInt(n.substring(2), 16)) : String.fromCharCode(+n.substring(1));
            }
 
-           get_access_token(oauth_token);
-         }; // # xhr
-         //
-         // A single XMLHttpRequest wrapper that does authenticated calls if the
-         // user has logged in.
+           return '';
+         });
+       }
 
+       var caret = /(^|[^\[])\^/g;
 
-         oauth.xhr = function (options, callback) {
-           if (!oauth.authenticated()) {
-             if (o.auto) {
-               return oauth.authenticate(run);
-             } else {
-               callback('not authenticated', null);
-               return;
-             }
-           } else {
-             return run();
+       function edit$1(regex, opt) {
+         regex = regex.source || regex;
+         opt = opt || '';
+         var obj = {
+           replace: function replace(name, val) {
+             val = val.source || val;
+             val = val.replace(caret, '$1');
+             regex = regex.replace(name, val);
+             return obj;
+           },
+           getRegex: function getRegex() {
+             return new RegExp(regex, opt);
            }
+         };
+         return obj;
+       }
 
-           function run() {
-             var params = timenonce(getAuth(o)),
-                 oauth_token_secret = token('oauth_token_secret'),
-                 url = options.prefix !== false ? o.url + options.path : options.path,
-                 url_parts = url.replace(/#.*$/, '').split('?', 2),
-                 base_url = url_parts[0],
-                 query = url_parts.length === 2 ? url_parts[1] : ''; // https://tools.ietf.org/html/rfc5849#section-3.4.1.3.1
+       var nonWordAndColonTest = /[^\w:]/g;
+       var originIndependentUrl = /^$|^[a-z][a-z0-9+.-]*:|^[?#]/i;
 
-             if ((!options.options || !options.options.header || options.options.header['Content-Type'] === 'application/x-www-form-urlencoded') && options.content) {
-               params = immutable(params, ohauth_1.stringQs(options.content));
-             }
+       function cleanUrl$1(sanitize, base, href) {
+         if (sanitize) {
+           var prot;
 
-             params.oauth_token = token('oauth_token');
-             params.oauth_signature = ohauth_1.signature(o.oauth_secret, oauth_token_secret, ohauth_1.baseString(options.method, base_url, immutable(params, ohauth_1.stringQs(query))));
-             return ohauth_1.xhr(options.method, url, params, options.content, options.options, done);
+           try {
+             prot = decodeURIComponent(unescape$2(href)).replace(nonWordAndColonTest, '').toLowerCase();
+           } catch (e) {
+             return null;
            }
 
-           function done(err, xhr) {
-             if (err) return callback(err);else if (xhr.responseXML) return callback(err, xhr.responseXML);else return callback(err, xhr.response);
+           if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) {
+             return null;
            }
-         }; // pre-authorize this object, if we can just get a token and token_secret
-         // from the start
-
-
-         oauth.preauth = function (c) {
-           if (!c) return;
-           if (c.oauth_token) token('oauth_token', c.oauth_token);
-           if (c.oauth_token_secret) token('oauth_token_secret', c.oauth_token_secret);
-           return oauth;
-         };
-
-         oauth.options = function (_) {
-           if (!arguments.length) return o;
-           o = _;
-           o.url = o.url || 'https://www.openstreetmap.org';
-           o.landing = o.landing || 'land.html';
-           o.singlepage = o.singlepage || false; // Optional loading and loading-done functions for nice UI feedback.
-           // by default, no-ops
-
-           o.loading = o.loading || function () {};
-
-           o.done = o.done || function () {};
-
-           return oauth.preauth(o);
-         }; // 'stamp' an authentication object from `getAuth()`
-         // with a [nonce](http://en.wikipedia.org/wiki/Cryptographic_nonce)
-         // and timestamp
+         }
 
+         if (base && !originIndependentUrl.test(href)) {
+           href = resolveUrl$2(base, href);
+         }
 
-         function timenonce(o) {
-           o.oauth_timestamp = ohauth_1.timestamp();
-           o.oauth_nonce = ohauth_1.nonce();
-           return o;
-         } // get/set tokens. These are prefixed with the base URL so that `osm-auth`
-         // can be used with multiple APIs and the keys in `localStorage`
-         // will not clash
+         try {
+           href = encodeURI(href).replace(/%25/g, '%');
+         } catch (e) {
+           return null;
+         }
 
+         return href;
+       }
 
-         var token;
+       var baseUrls = {};
+       var justDomain = /^[^:]+:\/*[^/]*$/;
+       var protocol = /^([^:]+:)[\s\S]*$/;
+       var domain = /^([^:]+:\/*[^/]*)[\s\S]*$/;
 
-         if (store_legacy.enabled) {
-           token = function token(x, y) {
-             if (arguments.length === 1) return store_legacy.get(o.url + x);else if (arguments.length === 2) return store_legacy.set(o.url + x, y);
-           };
-         } else {
-           var storage = {};
+       function resolveUrl$2(base, href) {
+         if (!baseUrls[' ' + base]) {
+           // we can ignore everything in base after the last slash of its path component,
+           // but we might need to add _that_
+           // https://tools.ietf.org/html/rfc3986#section-3
+           if (justDomain.test(base)) {
+             baseUrls[' ' + base] = base + '/';
+           } else {
+             baseUrls[' ' + base] = rtrim$1(base, '/', true);
+           }
+         }
 
-           token = function token(x, y) {
-             if (arguments.length === 1) return storage[o.url + x];else if (arguments.length === 2) return storage[o.url + x] = y;
-           };
-         } // Get an authentication object. If you just add and remove properties
-         // from a single object, you'll need to use `delete` to make sure that
-         // it doesn't contain undesired properties for authentication
+         base = baseUrls[' ' + base];
+         var relativeBase = base.indexOf(':') === -1;
 
+         if (href.substring(0, 2) === '//') {
+           if (relativeBase) {
+             return href;
+           }
 
-         function getAuth(o) {
-           return {
-             oauth_consumer_key: o.oauth_consumer_key,
-             oauth_signature_method: 'HMAC-SHA1'
-           };
-         } // potentially pre-authorize
+           return base.replace(protocol, '$1') + href;
+         } else if (href.charAt(0) === '/') {
+           if (relativeBase) {
+             return href;
+           }
 
+           return base.replace(domain, '$1') + href;
+         } else {
+           return base + href;
+         }
+       }
 
-         oauth.options(o);
-         return oauth;
+       var noopTest$1 = {
+         exec: function noopTest() {}
        };
 
-       var JXON = new function () {
-         var sValueProp = 'keyValue',
-             sAttributesProp = 'keyAttributes',
-             sAttrPref = '@',
+       function merge$2(obj) {
+         var i = 1,
+             target,
+             key;
 
-         /* you can customize these values */
-         aCache = [],
-             rIsNull = /^\s*$/,
-             rIsBool = /^(?:true|false)$/i;
+         for (; i < arguments.length; i++) {
+           target = arguments[i];
 
-         function parseText(sValue) {
-           if (rIsNull.test(sValue)) {
-             return null;
+           for (key in target) {
+             if (Object.prototype.hasOwnProperty.call(target, key)) {
+               obj[key] = target[key];
+             }
            }
+         }
 
-           if (rIsBool.test(sValue)) {
-             return sValue.toLowerCase() === 'true';
+         return obj;
+       }
+
+       function splitCells$1(tableRow, count) {
+         // ensure that every cell-delimiting pipe has a space
+         // before it to distinguish it from an escaped pipe
+         var row = tableRow.replace(/\|/g, function (match, offset, str) {
+           var escaped = false,
+               curr = offset;
+
+           while (--curr >= 0 && str[curr] === '\\') {
+             escaped = !escaped;
            }
 
-           if (isFinite(sValue)) {
-             return parseFloat(sValue);
+           if (escaped) {
+             // odd number of slashes means | is escaped
+             // so we leave it alone
+             return '|';
+           } else {
+             // add space before unescaped |
+             return ' |';
            }
+         }),
+             cells = row.split(/ \|/);
+         var i = 0;
 
-           if (isFinite(Date.parse(sValue))) {
-             return new Date(sValue);
+         if (cells.length > count) {
+           cells.splice(count);
+         } else {
+           while (cells.length < count) {
+             cells.push('');
            }
+         }
 
-           return sValue;
+         for (; i < cells.length; i++) {
+           // leading or trailing whitespace is ignored per the gfm spec
+           cells[i] = cells[i].trim().replace(/\\\|/g, '|');
          }
 
-         function EmptyTree() {}
+         return cells;
+       } // Remove trailing 'c's. Equivalent to str.replace(/c*$/, '').
+       // /c*$/ is vulnerable to REDOS.
+       // invert: Remove suffix of non-c chars instead. Default falsey.
 
-         EmptyTree.prototype.toString = function () {
-           return 'null';
-         };
 
-         EmptyTree.prototype.valueOf = function () {
-           return null;
-         };
+       function rtrim$1(str, c, invert) {
+         var l = str.length;
 
-         function objectify(vValue) {
-           return vValue === null ? new EmptyTree() : vValue instanceof Object ? vValue : new vValue.constructor(vValue);
-         }
+         if (l === 0) {
+           return '';
+         } // Length of suffix matching the invert condition.
 
-         function createObjTree(oParentNode, nVerb, bFreeze, bNesteAttr) {
-           var nLevelStart = aCache.length,
-               bChildren = oParentNode.hasChildNodes(),
-               bAttributes = oParentNode.hasAttributes(),
-               bHighVerb = Boolean(nVerb & 2);
-           var sProp,
-               vContent,
-               nLength = 0,
-               sCollectedTxt = '',
-               vResult = bHighVerb ? {} :
-           /* put here the default value for empty nodes: */
-           true;
 
-           if (bChildren) {
-             for (var oNode, nItem = 0; nItem < oParentNode.childNodes.length; nItem++) {
-               oNode = oParentNode.childNodes.item(nItem);
+         var suffLen = 0; // Step left until we fail to match the invert condition.
 
-               if (oNode.nodeType === 4) {
-                 sCollectedTxt += oNode.nodeValue;
-               }
-               /* nodeType is 'CDATASection' (4) */
-               else if (oNode.nodeType === 3) {
-                   sCollectedTxt += oNode.nodeValue.trim();
-                 }
-                 /* nodeType is 'Text' (3) */
-                 else if (oNode.nodeType === 1 && !oNode.prefix) {
-                     aCache.push(oNode);
-                   }
-               /* nodeType is 'Element' (1) */
+         while (suffLen < l) {
+           var currChar = str.charAt(l - suffLen - 1);
 
-             }
+           if (currChar === c && !invert) {
+             suffLen++;
+           } else if (currChar !== c && invert) {
+             suffLen++;
+           } else {
+             break;
            }
+         }
 
-           var nLevelEnd = aCache.length,
-               vBuiltVal = parseText(sCollectedTxt);
+         return str.substr(0, l - suffLen);
+       }
 
-           if (!bHighVerb && (bChildren || bAttributes)) {
-             vResult = nVerb === 0 ? objectify(vBuiltVal) : {};
-           }
+       function findClosingBracket$1(str, b) {
+         if (str.indexOf(b[1]) === -1) {
+           return -1;
+         }
 
-           for (var nElId = nLevelStart; nElId < nLevelEnd; nElId++) {
-             sProp = aCache[nElId].nodeName.toLowerCase();
-             vContent = createObjTree(aCache[nElId], nVerb, bFreeze, bNesteAttr);
+         var l = str.length;
+         var level = 0,
+             i = 0;
 
-             if (vResult.hasOwnProperty(sProp)) {
-               if (vResult[sProp].constructor !== Array) {
-                 vResult[sProp] = [vResult[sProp]];
-               }
+         for (; i < l; i++) {
+           if (str[i] === '\\') {
+             i++;
+           } else if (str[i] === b[0]) {
+             level++;
+           } else if (str[i] === b[1]) {
+             level--;
 
-               vResult[sProp].push(vContent);
-             } else {
-               vResult[sProp] = vContent;
-               nLength++;
+             if (level < 0) {
+               return i;
              }
            }
+         }
 
-           if (bAttributes) {
-             var nAttrLen = oParentNode.attributes.length,
-                 sAPrefix = bNesteAttr ? '' : sAttrPref,
-                 oAttrParent = bNesteAttr ? {} : vResult;
+         return -1;
+       }
 
-             for (var oAttrib, nAttrib = 0; nAttrib < nAttrLen; nLength++, nAttrib++) {
-               oAttrib = oParentNode.attributes.item(nAttrib);
-               oAttrParent[sAPrefix + oAttrib.name.toLowerCase()] = parseText(oAttrib.value.trim());
-             }
+       function checkSanitizeDeprecation$1(opt) {
+         if (opt && opt.sanitize && !opt.silent) {
+           console.warn('marked(): sanitize and sanitizer parameters are deprecated since version 0.7.0, should not be used and will be removed in the future. Read more here: https://marked.js.org/#/USING_ADVANCED.md#options');
+         }
+       } // copied from https://stackoverflow.com/a/5450113/806777
 
-             if (bNesteAttr) {
-               if (bFreeze) {
-                 Object.freeze(oAttrParent);
-               }
 
-               vResult[sAttributesProp] = oAttrParent;
-               nLength -= nAttrLen - 1;
-             }
-           }
+       function repeatString$1(pattern, count) {
+         if (count < 1) {
+           return '';
+         }
 
-           if (nVerb === 3 || (nVerb === 2 || nVerb === 1 && nLength > 0) && sCollectedTxt) {
-             vResult[sValueProp] = vBuiltVal;
-           } else if (!bHighVerb && nLength === 0 && sCollectedTxt) {
-             vResult = vBuiltVal;
-           }
+         var result = '';
 
-           if (bFreeze && (bHighVerb || nLength > 0)) {
-             Object.freeze(vResult);
+         while (count > 1) {
+           if (count & 1) {
+             result += pattern;
            }
 
-           aCache.length = nLevelStart;
-           return vResult;
+           count >>= 1;
+           pattern += pattern;
          }
 
-         function loadObjTree(oXMLDoc, oParentEl, oParentObj) {
-           var vValue, oChild;
-
-           if (oParentObj instanceof String || oParentObj instanceof Number || oParentObj instanceof Boolean) {
-             oParentEl.appendChild(oXMLDoc.createTextNode(oParentObj.toString()));
-             /* verbosity level is 0 */
-           } else if (oParentObj.constructor === Date) {
-             oParentEl.appendChild(oXMLDoc.createTextNode(oParentObj.toGMTString()));
-           }
+         return result + pattern;
+       }
 
-           for (var sName in oParentObj) {
-             vValue = oParentObj[sName];
+       var helpers = {
+         escape: escape$3,
+         unescape: unescape$2,
+         edit: edit$1,
+         cleanUrl: cleanUrl$1,
+         resolveUrl: resolveUrl$2,
+         noopTest: noopTest$1,
+         merge: merge$2,
+         splitCells: splitCells$1,
+         rtrim: rtrim$1,
+         findClosingBracket: findClosingBracket$1,
+         checkSanitizeDeprecation: checkSanitizeDeprecation$1,
+         repeatString: repeatString$1
+       };
 
-             if (isFinite(sName) || vValue instanceof Function) {
-               continue;
-             }
-             /* verbosity level is 0 */
+       var defaults$4 = defaults$5.exports.defaults;
+       var rtrim = helpers.rtrim,
+           splitCells = helpers.splitCells,
+           _escape = helpers.escape,
+           findClosingBracket = helpers.findClosingBracket;
 
+       function outputLink(cap, link, raw) {
+         var href = link.href;
+         var title = link.title ? _escape(link.title) : null;
+         var text = cap[1].replace(/\\([\[\]])/g, '$1');
 
-             if (sName === sValueProp) {
-               if (vValue !== null && vValue !== true) {
-                 oParentEl.appendChild(oXMLDoc.createTextNode(vValue.constructor === Date ? vValue.toGMTString() : String(vValue)));
-               }
-             } else if (sName === sAttributesProp) {
-               /* verbosity level is 3 */
-               for (var sAttrib in vValue) {
-                 oParentEl.setAttribute(sAttrib, vValue[sAttrib]);
-               }
-             } else if (sName.charAt(0) === sAttrPref) {
-               oParentEl.setAttribute(sName.slice(1), vValue);
-             } else if (vValue.constructor === Array) {
-               for (var nItem = 0; nItem < vValue.length; nItem++) {
-                 oChild = oXMLDoc.createElement(sName);
-                 loadObjTree(oXMLDoc, oChild, vValue[nItem]);
-                 oParentEl.appendChild(oChild);
-               }
-             } else {
-               oChild = oXMLDoc.createElement(sName);
+         if (cap[0].charAt(0) !== '!') {
+           return {
+             type: 'link',
+             raw: raw,
+             href: href,
+             title: title,
+             text: text
+           };
+         } else {
+           return {
+             type: 'image',
+             raw: raw,
+             href: href,
+             title: title,
+             text: _escape(text)
+           };
+         }
+       }
 
-               if (vValue instanceof Object) {
-                 loadObjTree(oXMLDoc, oChild, vValue);
-               } else if (vValue !== null && vValue !== true) {
-                 oChild.appendChild(oXMLDoc.createTextNode(vValue.toString()));
-               }
+       function indentCodeCompensation(raw, text) {
+         var matchIndentToCode = raw.match(/^(\s+)(?:```)/);
 
-               oParentEl.appendChild(oChild);
-             }
-           }
+         if (matchIndentToCode === null) {
+           return text;
          }
 
-         this.build = function (oXMLParent, nVerbosity
-         /* optional */
-         , bFreeze
-         /* optional */
-         , bNesteAttributes
-         /* optional */
-         ) {
-           var _nVerb = arguments.length > 1 && typeof nVerbosity === 'number' ? nVerbosity & 3 :
-           /* put here the default verbosity level: */
-           1;
+         var indentToCode = matchIndentToCode[1];
+         return text.split('\n').map(function (node) {
+           var matchIndentInNode = node.match(/^\s+/);
 
-           return createObjTree(oXMLParent, _nVerb, bFreeze || false, arguments.length > 3 ? bNesteAttributes : _nVerb === 3);
-         };
+           if (matchIndentInNode === null) {
+             return node;
+           }
 
-         this.unbuild = function (oObjTree) {
-           var oNewDoc = document.implementation.createDocument('', '', null);
-           loadObjTree(oNewDoc, oNewDoc, oObjTree);
-           return oNewDoc;
-         };
+           var _matchIndentInNode = _slicedToArray(matchIndentInNode, 1),
+               indentInNode = _matchIndentInNode[0];
 
-         this.stringify = function (oObjTree) {
-           return new XMLSerializer().serializeToString(JXON.unbuild(oObjTree));
-         };
-       }(); // var myObject = JXON.build(doc);
-       // we got our javascript object! try: alert(JSON.stringify(myObject));
-       // var newDoc = JXON.unbuild(myObject);
-       // we got our Document instance! try: alert((new XMLSerializer()).serializeToString(newDoc));
+           if (indentInNode.length >= indentToCode.length) {
+             return node.slice(indentToCode.length);
+           }
 
-       var tiler$5 = utilTiler();
-       var dispatch$6 = dispatch('apiStatusChange', 'authLoading', 'authDone', 'change', 'loading', 'loaded', 'loadedNotes');
-       var urlroot = 'https://www.openstreetmap.org';
-       var oauth = osmAuth({
-         url: urlroot,
-         oauth_consumer_key: '5A043yRSEugj4DJ5TljuapfnrflWDte8jTOcWLlT',
-         oauth_secret: 'aB3jKq1TRsCOUrfOIZ6oQMEDmv2ptV76PA54NGLL',
-         loading: authLoading,
-         done: authDone
-       }); // hardcode default block of Google Maps
+           return node;
+         }).join('\n');
+       }
+       /**
+        * Tokenizer
+        */
 
-       var _imageryBlocklists = [/.*\.google(apis)?\..*\/(vt|kh)[\?\/].*([xyz]=.*){3}.*/];
-       var _tileCache = {
-         toLoad: {},
-         loaded: {},
-         inflight: {},
-         seen: {},
-         rtree: new RBush()
-       };
-       var _noteCache = {
-         toLoad: {},
-         loaded: {},
-         inflight: {},
-         inflightPost: {},
-         note: {},
-         closed: {},
-         rtree: new RBush()
-       };
-       var _userCache = {
-         toLoad: {},
-         user: {}
-       };
 
-       var _cachedApiStatus;
+       var Tokenizer_1 = /*#__PURE__*/function () {
+         function Tokenizer(options) {
+           _classCallCheck$1(this, Tokenizer);
 
-       var _changeset = {};
+           this.options = options || defaults$4;
+         }
 
-       var _deferred = new Set();
+         _createClass$1(Tokenizer, [{
+           key: "space",
+           value: function space(src) {
+             var cap = this.rules.block.newline.exec(src);
 
-       var _connectionID = 1;
-       var _tileZoom$3 = 16;
-       var _noteZoom = 12;
+             if (cap) {
+               if (cap[0].length > 1) {
+                 return {
+                   type: 'space',
+                   raw: cap[0]
+                 };
+               }
 
-       var _rateLimitError;
+               return {
+                 raw: '\n'
+               };
+             }
+           }
+         }, {
+           key: "code",
+           value: function code(src) {
+             var cap = this.rules.block.code.exec(src);
 
-       var _userChangesets;
+             if (cap) {
+               var text = cap[0].replace(/^ {1,4}/gm, '');
+               return {
+                 type: 'code',
+                 raw: cap[0],
+                 codeBlockStyle: 'indented',
+                 text: !this.options.pedantic ? rtrim(text, '\n') : text
+               };
+             }
+           }
+         }, {
+           key: "fences",
+           value: function fences(src) {
+             var cap = this.rules.block.fences.exec(src);
 
-       var _userDetails;
+             if (cap) {
+               var raw = cap[0];
+               var text = indentCodeCompensation(raw, cap[3] || '');
+               return {
+                 type: 'code',
+                 raw: raw,
+                 lang: cap[2] ? cap[2].trim() : cap[2],
+                 text: text
+               };
+             }
+           }
+         }, {
+           key: "heading",
+           value: function heading(src) {
+             var cap = this.rules.block.heading.exec(src);
 
-       var _off; // set a default but also load this from the API status
+             if (cap) {
+               var text = cap[2].trim(); // remove trailing #s
 
+               if (/#$/.test(text)) {
+                 var trimmed = rtrim(text, '#');
 
-       var _maxWayNodes = 2000;
+                 if (this.options.pedantic) {
+                   text = trimmed.trim();
+                 } else if (!trimmed || / $/.test(trimmed)) {
+                   // CommonMark requires space before trailing #s
+                   text = trimmed.trim();
+                 }
+               }
 
-       function authLoading() {
-         dispatch$6.call('authLoading');
-       }
+               return {
+                 type: 'heading',
+                 raw: cap[0],
+                 depth: cap[1].length,
+                 text: text
+               };
+             }
+           }
+         }, {
+           key: "nptable",
+           value: function nptable(src) {
+             var cap = this.rules.block.nptable.exec(src);
 
-       function authDone() {
-         dispatch$6.call('authDone');
-       }
+             if (cap) {
+               var item = {
+                 type: 'table',
+                 header: splitCells(cap[1].replace(/^ *| *\| *$/g, '')),
+                 align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
+                 cells: cap[3] ? cap[3].replace(/\n$/, '').split('\n') : [],
+                 raw: cap[0]
+               };
 
-       function abortRequest$5(controllerOrXHR) {
-         if (controllerOrXHR) {
-           controllerOrXHR.abort();
-         }
-       }
+               if (item.header.length === item.align.length) {
+                 var l = item.align.length;
+                 var i;
 
-       function hasInflightRequests(cache) {
-         return Object.keys(cache.inflight).length;
-       }
+                 for (i = 0; i < l; i++) {
+                   if (/^ *-+: *$/.test(item.align[i])) {
+                     item.align[i] = 'right';
+                   } else if (/^ *:-+: *$/.test(item.align[i])) {
+                     item.align[i] = 'center';
+                   } else if (/^ *:-+ *$/.test(item.align[i])) {
+                     item.align[i] = 'left';
+                   } else {
+                     item.align[i] = null;
+                   }
+                 }
 
-       function abortUnwantedRequests$3(cache, visibleTiles) {
-         Object.keys(cache.inflight).forEach(function (k) {
-           if (cache.toLoad[k]) return;
-           if (visibleTiles.find(function (tile) {
-             return k === tile.id;
-           })) return;
-           abortRequest$5(cache.inflight[k]);
-           delete cache.inflight[k];
-         });
-       }
+                 l = item.cells.length;
 
-       function getLoc(attrs) {
-         var lon = attrs.lon && attrs.lon.value;
-         var lat = attrs.lat && attrs.lat.value;
-         return [parseFloat(lon), parseFloat(lat)];
-       }
+                 for (i = 0; i < l; i++) {
+                   item.cells[i] = splitCells(item.cells[i], item.header.length);
+                 }
 
-       function getNodes(obj) {
-         var elems = obj.getElementsByTagName('nd');
-         var nodes = new Array(elems.length);
+                 return item;
+               }
+             }
+           }
+         }, {
+           key: "hr",
+           value: function hr(src) {
+             var cap = this.rules.block.hr.exec(src);
+
+             if (cap) {
+               return {
+                 type: 'hr',
+                 raw: cap[0]
+               };
+             }
+           }
+         }, {
+           key: "blockquote",
+           value: function blockquote(src) {
+             var cap = this.rules.block.blockquote.exec(src);
 
-         for (var i = 0, l = elems.length; i < l; i++) {
-           nodes[i] = 'n' + elems[i].attributes.ref.value;
-         }
+             if (cap) {
+               var text = cap[0].replace(/^ *> ?/gm, '');
+               return {
+                 type: 'blockquote',
+                 raw: cap[0],
+                 text: text
+               };
+             }
+           }
+         }, {
+           key: "list",
+           value: function list(src) {
+             var cap = this.rules.block.list.exec(src);
 
-         return nodes;
-       }
+             if (cap) {
+               var raw = cap[0];
+               var bull = cap[2];
+               var isordered = bull.length > 1;
+               var list = {
+                 type: 'list',
+                 raw: raw,
+                 ordered: isordered,
+                 start: isordered ? +bull.slice(0, -1) : '',
+                 loose: false,
+                 items: []
+               }; // Get each top-level item.
 
-       function getNodesJSON(obj) {
-         var elems = obj.nodes;
-         var nodes = new Array(elems.length);
+               var itemMatch = cap[0].match(this.rules.block.item);
+               var next = false,
+                   item,
+                   space,
+                   bcurr,
+                   bnext,
+                   addBack,
+                   loose,
+                   istask,
+                   ischecked,
+                   endMatch;
+               var l = itemMatch.length;
+               bcurr = this.rules.block.listItemStart.exec(itemMatch[0]);
 
-         for (var i = 0, l = elems.length; i < l; i++) {
-           nodes[i] = 'n' + elems[i];
-         }
+               for (var i = 0; i < l; i++) {
+                 item = itemMatch[i];
+                 raw = item;
+
+                 if (!this.options.pedantic) {
+                   // Determine if current item contains the end of the list
+                   endMatch = item.match(new RegExp('\\n\\s*\\n {0,' + (bcurr[0].length - 1) + '}\\S'));
+
+                   if (endMatch) {
+                     addBack = item.length - endMatch.index + itemMatch.slice(i + 1).join('\n').length;
+                     list.raw = list.raw.substring(0, list.raw.length - addBack);
+                     item = item.substring(0, endMatch.index);
+                     raw = item;
+                     l = i + 1;
+                   }
+                 } // Determine whether the next list item belongs here.
+                 // Backpedal if it does not belong in this list.
 
-         return nodes;
-       }
 
-       function getTags(obj) {
-         var elems = obj.getElementsByTagName('tag');
-         var tags = {};
+                 if (i !== l - 1) {
+                   bnext = this.rules.block.listItemStart.exec(itemMatch[i + 1]);
 
-         for (var i = 0, l = elems.length; i < l; i++) {
-           var attrs = elems[i].attributes;
-           tags[attrs.k.value] = attrs.v.value;
-         }
+                   if (!this.options.pedantic ? bnext[1].length >= bcurr[0].length || bnext[1].length > 3 : bnext[1].length > bcurr[1].length) {
+                     // nested list or continuation
+                     itemMatch.splice(i, 2, itemMatch[i] + (!this.options.pedantic && bnext[1].length < bcurr[0].length && !itemMatch[i].match(/\n$/) ? '' : '\n') + itemMatch[i + 1]);
+                     i--;
+                     l--;
+                     continue;
+                   } else if ( // different bullet style
+                   !this.options.pedantic || this.options.smartLists ? bnext[2][bnext[2].length - 1] !== bull[bull.length - 1] : isordered === (bnext[2].length === 1)) {
+                     addBack = itemMatch.slice(i + 1).join('\n').length;
+                     list.raw = list.raw.substring(0, list.raw.length - addBack);
+                     i = l - 1;
+                   }
 
-         return tags;
-       }
+                   bcurr = bnext;
+                 } // Remove the list item's bullet
+                 // so it is seen as the next token.
 
-       function getMembers(obj) {
-         var elems = obj.getElementsByTagName('member');
-         var members = new Array(elems.length);
 
-         for (var i = 0, l = elems.length; i < l; i++) {
-           var attrs = elems[i].attributes;
-           members[i] = {
-             id: attrs.type.value[0] + attrs.ref.value,
-             type: attrs.type.value,
-             role: attrs.role.value
-           };
-         }
+                 space = item.length;
+                 item = item.replace(/^ *([*+-]|\d+[.)]) ?/, ''); // Outdent whatever the
+                 // list item contains. Hacky.
 
-         return members;
-       }
+                 if (~item.indexOf('\n ')) {
+                   space -= item.length;
+                   item = !this.options.pedantic ? item.replace(new RegExp('^ {1,' + space + '}', 'gm'), '') : item.replace(/^ {1,4}/gm, '');
+                 } // trim item newlines at end
 
-       function getMembersJSON(obj) {
-         var elems = obj.members;
-         var members = new Array(elems.length);
 
-         for (var i = 0, l = elems.length; i < l; i++) {
-           var attrs = elems[i];
-           members[i] = {
-             id: attrs.type[0] + attrs.ref,
-             type: attrs.type,
-             role: attrs.role
-           };
-         }
+                 item = rtrim(item, '\n');
 
-         return members;
-       }
+                 if (i !== l - 1) {
+                   raw = raw + '\n';
+                 } // Determine whether item is loose or not.
+                 // Use: /(^|\n)(?! )[^\n]+\n\n(?!\s*$)/
+                 // for discount behavior.
 
-       function getVisible(attrs) {
-         return !attrs.visible || attrs.visible.value !== 'false';
-       }
 
-       function parseComments(comments) {
-         var parsedComments = []; // for each comment
+                 loose = next || /\n\n(?!\s*$)/.test(raw);
 
-         for (var i = 0; i < comments.length; i++) {
-           var comment = comments[i];
+                 if (i !== l - 1) {
+                   next = raw.slice(-2) === '\n\n';
+                   if (!loose) loose = next;
+                 }
 
-           if (comment.nodeName === 'comment') {
-             var childNodes = comment.childNodes;
-             var parsedComment = {};
+                 if (loose) {
+                   list.loose = true;
+                 } // Check for task list items
 
-             for (var j = 0; j < childNodes.length; j++) {
-               var node = childNodes[j];
-               var nodeName = node.nodeName;
-               if (nodeName === '#text') continue;
-               parsedComment[nodeName] = node.textContent;
 
-               if (nodeName === 'uid') {
-                 var uid = node.textContent;
+                 if (this.options.gfm) {
+                   istask = /^\[[ xX]\] /.test(item);
+                   ischecked = undefined;
 
-                 if (uid && !_userCache.user[uid]) {
-                   _userCache.toLoad[uid] = true;
+                   if (istask) {
+                     ischecked = item[1] !== ' ';
+                     item = item.replace(/^\[[ xX]\] +/, '');
+                   }
                  }
+
+                 list.items.push({
+                   type: 'list_item',
+                   raw: raw,
+                   task: istask,
+                   checked: ischecked,
+                   loose: loose,
+                   text: item
+                 });
                }
+
+               return list;
              }
+           }
+         }, {
+           key: "html",
+           value: function html(src) {
+             var cap = this.rules.block.html.exec(src);
 
-             if (parsedComment) {
-               parsedComments.push(parsedComment);
+             if (cap) {
+               return {
+                 type: this.options.sanitize ? 'paragraph' : 'html',
+                 raw: cap[0],
+                 pre: !this.options.sanitizer && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'),
+                 text: this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : _escape(cap[0]) : cap[0]
+               };
              }
            }
-         }
+         }, {
+           key: "def",
+           value: function def(src) {
+             var cap = this.rules.block.def.exec(src);
 
-         return parsedComments;
-       }
+             if (cap) {
+               if (cap[3]) cap[3] = cap[3].substring(1, cap[3].length - 1);
+               var tag = cap[1].toLowerCase().replace(/\s+/g, ' ');
+               return {
+                 type: 'def',
+                 tag: tag,
+                 raw: cap[0],
+                 href: cap[2],
+                 title: cap[3]
+               };
+             }
+           }
+         }, {
+           key: "table",
+           value: function table(src) {
+             var cap = this.rules.block.table.exec(src);
 
-       function encodeNoteRtree(note) {
-         return {
-           minX: note.loc[0],
-           minY: note.loc[1],
-           maxX: note.loc[0],
-           maxY: note.loc[1],
-           data: note
-         };
-       }
+             if (cap) {
+               var item = {
+                 type: 'table',
+                 header: splitCells(cap[1].replace(/^ *| *\| *$/g, '')),
+                 align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
+                 cells: cap[3] ? cap[3].replace(/\n$/, '').split('\n') : []
+               };
 
-       var jsonparsers = {
-         node: function nodeData(obj, uid) {
-           return new osmNode({
-             id: uid,
-             visible: typeof obj.visible === 'boolean' ? obj.visible : true,
-             version: obj.version && obj.version.toString(),
-             changeset: obj.changeset && obj.changeset.toString(),
-             timestamp: obj.timestamp,
-             user: obj.user,
-             uid: obj.uid && obj.uid.toString(),
-             loc: [parseFloat(obj.lon), parseFloat(obj.lat)],
-             tags: obj.tags
-           });
-         },
-         way: function wayData(obj, uid) {
-           return new osmWay({
-             id: uid,
-             visible: typeof obj.visible === 'boolean' ? obj.visible : true,
-             version: obj.version && obj.version.toString(),
-             changeset: obj.changeset && obj.changeset.toString(),
-             timestamp: obj.timestamp,
-             user: obj.user,
-             uid: obj.uid && obj.uid.toString(),
-             tags: obj.tags,
-             nodes: getNodesJSON(obj)
-           });
-         },
-         relation: function relationData(obj, uid) {
-           return new osmRelation({
-             id: uid,
-             visible: typeof obj.visible === 'boolean' ? obj.visible : true,
-             version: obj.version && obj.version.toString(),
-             changeset: obj.changeset && obj.changeset.toString(),
-             timestamp: obj.timestamp,
-             user: obj.user,
-             uid: obj.uid && obj.uid.toString(),
-             tags: obj.tags,
-             members: getMembersJSON(obj)
-           });
-         }
-       };
+               if (item.header.length === item.align.length) {
+                 item.raw = cap[0];
+                 var l = item.align.length;
+                 var i;
 
-       function parseJSON(payload, callback, options) {
-         options = Object.assign({
-           skipSeen: true
-         }, options);
+                 for (i = 0; i < l; i++) {
+                   if (/^ *-+: *$/.test(item.align[i])) {
+                     item.align[i] = 'right';
+                   } else if (/^ *:-+: *$/.test(item.align[i])) {
+                     item.align[i] = 'center';
+                   } else if (/^ *:-+ *$/.test(item.align[i])) {
+                     item.align[i] = 'left';
+                   } else {
+                     item.align[i] = null;
+                   }
+                 }
 
-         if (!payload) {
-           return callback({
-             message: 'No JSON',
-             status: -1
-           });
-         }
+                 l = item.cells.length;
 
-         var json = payload;
-         if (_typeof(json) !== 'object') json = JSON.parse(payload);
-         if (!json.elements) return callback({
-           message: 'No JSON',
-           status: -1
-         });
-         var children = json.elements;
-         var handle = window.requestIdleCallback(function () {
-           var results = [];
-           var result;
+                 for (i = 0; i < l; i++) {
+                   item.cells[i] = splitCells(item.cells[i].replace(/^ *\| *| *\| *$/g, ''), item.header.length);
+                 }
 
-           for (var i = 0; i < children.length; i++) {
-             result = parseChild(children[i]);
-             if (result) results.push(result);
+                 return item;
+               }
+             }
            }
+         }, {
+           key: "lheading",
+           value: function lheading(src) {
+             var cap = this.rules.block.lheading.exec(src);
 
-           callback(null, results);
-         });
-
-         _deferred.add(handle);
-
-         function parseChild(child) {
-           var parser = jsonparsers[child.type];
-           if (!parser) return null;
-           var uid;
-           uid = osmEntity.id.fromOSM(child.type, child.id);
+             if (cap) {
+               return {
+                 type: 'heading',
+                 raw: cap[0],
+                 depth: cap[2].charAt(0) === '=' ? 1 : 2,
+                 text: cap[1]
+               };
+             }
+           }
+         }, {
+           key: "paragraph",
+           value: function paragraph(src) {
+             var cap = this.rules.block.paragraph.exec(src);
 
-           if (options.skipSeen) {
-             if (_tileCache.seen[uid]) return null; // avoid reparsing a "seen" entity
+             if (cap) {
+               return {
+                 type: 'paragraph',
+                 raw: cap[0],
+                 text: cap[1].charAt(cap[1].length - 1) === '\n' ? cap[1].slice(0, -1) : cap[1]
+               };
+             }
+           }
+         }, {
+           key: "text",
+           value: function text(src) {
+             var cap = this.rules.block.text.exec(src);
 
-             _tileCache.seen[uid] = true;
+             if (cap) {
+               return {
+                 type: 'text',
+                 raw: cap[0],
+                 text: cap[0]
+               };
+             }
            }
+         }, {
+           key: "escape",
+           value: function escape(src) {
+             var cap = this.rules.inline.escape.exec(src);
 
-           return parser(child, uid);
-         }
-       }
+             if (cap) {
+               return {
+                 type: 'escape',
+                 raw: cap[0],
+                 text: _escape(cap[1])
+               };
+             }
+           }
+         }, {
+           key: "tag",
+           value: function tag(src, inLink, inRawBlock) {
+             var cap = this.rules.inline.tag.exec(src);
 
-       var parsers = {
-         node: function nodeData(obj, uid) {
-           var attrs = obj.attributes;
-           return new osmNode({
-             id: uid,
-             visible: getVisible(attrs),
-             version: attrs.version.value,
-             changeset: attrs.changeset && attrs.changeset.value,
-             timestamp: attrs.timestamp && attrs.timestamp.value,
-             user: attrs.user && attrs.user.value,
-             uid: attrs.uid && attrs.uid.value,
-             loc: getLoc(attrs),
-             tags: getTags(obj)
-           });
-         },
-         way: function wayData(obj, uid) {
-           var attrs = obj.attributes;
-           return new osmWay({
-             id: uid,
-             visible: getVisible(attrs),
-             version: attrs.version.value,
-             changeset: attrs.changeset && attrs.changeset.value,
-             timestamp: attrs.timestamp && attrs.timestamp.value,
-             user: attrs.user && attrs.user.value,
-             uid: attrs.uid && attrs.uid.value,
-             tags: getTags(obj),
-             nodes: getNodes(obj)
-           });
-         },
-         relation: function relationData(obj, uid) {
-           var attrs = obj.attributes;
-           return new osmRelation({
-             id: uid,
-             visible: getVisible(attrs),
-             version: attrs.version.value,
-             changeset: attrs.changeset && attrs.changeset.value,
-             timestamp: attrs.timestamp && attrs.timestamp.value,
-             user: attrs.user && attrs.user.value,
-             uid: attrs.uid && attrs.uid.value,
-             tags: getTags(obj),
-             members: getMembers(obj)
-           });
-         },
-         note: function parseNote(obj, uid) {
-           var attrs = obj.attributes;
-           var childNodes = obj.childNodes;
-           var props = {};
-           props.id = uid;
-           props.loc = getLoc(attrs); // if notes are coincident, move them apart slightly
+             if (cap) {
+               if (!inLink && /^<a /i.test(cap[0])) {
+                 inLink = true;
+               } else if (inLink && /^<\/a>/i.test(cap[0])) {
+                 inLink = false;
+               }
 
-           var coincident = false;
-           var epsilon = 0.00001;
+               if (!inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
+                 inRawBlock = true;
+               } else if (inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
+                 inRawBlock = false;
+               }
 
-           do {
-             if (coincident) {
-               props.loc = geoVecAdd(props.loc, [epsilon, epsilon]);
+               return {
+                 type: this.options.sanitize ? 'text' : 'html',
+                 raw: cap[0],
+                 inLink: inLink,
+                 inRawBlock: inRawBlock,
+                 text: this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : _escape(cap[0]) : cap[0]
+               };
              }
+           }
+         }, {
+           key: "link",
+           value: function link(src) {
+             var cap = this.rules.inline.link.exec(src);
 
-             var bbox = geoExtent(props.loc).bbox();
-             coincident = _noteCache.rtree.search(bbox).length;
-           } while (coincident); // parse note contents
+             if (cap) {
+               var trimmedUrl = cap[2].trim();
 
+               if (!this.options.pedantic && /^</.test(trimmedUrl)) {
+                 // commonmark requires matching angle brackets
+                 if (!/>$/.test(trimmedUrl)) {
+                   return;
+                 } // ending angle bracket cannot be escaped
 
-           for (var i = 0; i < childNodes.length; i++) {
-             var node = childNodes[i];
-             var nodeName = node.nodeName;
-             if (nodeName === '#text') continue; // if the element is comments, parse the comments
 
-             if (nodeName === 'comments') {
-               props[nodeName] = parseComments(node.childNodes);
-             } else {
-               props[nodeName] = node.textContent;
-             }
-           }
+                 var rtrimSlash = rtrim(trimmedUrl.slice(0, -1), '\\');
 
-           var note = new osmNote(props);
-           var item = encodeNoteRtree(note);
-           _noteCache.note[note.id] = note;
+                 if ((trimmedUrl.length - rtrimSlash.length) % 2 === 0) {
+                   return;
+                 }
+               } else {
+                 // find closing parenthesis
+                 var lastParenIndex = findClosingBracket(cap[2], '()');
 
-           _noteCache.rtree.insert(item);
+                 if (lastParenIndex > -1) {
+                   var start = cap[0].indexOf('!') === 0 ? 5 : 4;
+                   var linkLen = start + cap[1].length + lastParenIndex;
+                   cap[2] = cap[2].substring(0, lastParenIndex);
+                   cap[0] = cap[0].substring(0, linkLen).trim();
+                   cap[3] = '';
+                 }
+               }
 
-           return note;
-         },
-         user: function parseUser(obj, uid) {
-           var attrs = obj.attributes;
-           var user = {
-             id: uid,
-             display_name: attrs.display_name && attrs.display_name.value,
-             account_created: attrs.account_created && attrs.account_created.value,
-             changesets_count: '0',
-             active_blocks: '0'
-           };
-           var img = obj.getElementsByTagName('img');
+               var href = cap[2];
+               var title = '';
 
-           if (img && img[0] && img[0].getAttribute('href')) {
-             user.image_url = img[0].getAttribute('href');
-           }
+               if (this.options.pedantic) {
+                 // split pedantic href and title
+                 var link = /^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(href);
 
-           var changesets = obj.getElementsByTagName('changesets');
+                 if (link) {
+                   href = link[1];
+                   title = link[3];
+                 }
+               } else {
+                 title = cap[3] ? cap[3].slice(1, -1) : '';
+               }
 
-           if (changesets && changesets[0] && changesets[0].getAttribute('count')) {
-             user.changesets_count = changesets[0].getAttribute('count');
+               href = href.trim();
+
+               if (/^</.test(href)) {
+                 if (this.options.pedantic && !/>$/.test(trimmedUrl)) {
+                   // pedantic allows starting angle bracket without ending angle bracket
+                   href = href.slice(1);
+                 } else {
+                   href = href.slice(1, -1);
+                 }
+               }
+
+               return outputLink(cap, {
+                 href: href ? href.replace(this.rules.inline._escapes, '$1') : href,
+                 title: title ? title.replace(this.rules.inline._escapes, '$1') : title
+               }, cap[0]);
+             }
            }
+         }, {
+           key: "reflink",
+           value: function reflink(src, links) {
+             var cap;
 
-           var blocks = obj.getElementsByTagName('blocks');
+             if ((cap = this.rules.inline.reflink.exec(src)) || (cap = this.rules.inline.nolink.exec(src))) {
+               var link = (cap[2] || cap[1]).replace(/\s+/g, ' ');
+               link = links[link.toLowerCase()];
 
-           if (blocks && blocks[0]) {
-             var received = blocks[0].getElementsByTagName('received');
+               if (!link || !link.href) {
+                 var text = cap[0].charAt(0);
+                 return {
+                   type: 'text',
+                   raw: text,
+                   text: text
+                 };
+               }
 
-             if (received && received[0] && received[0].getAttribute('active')) {
-               user.active_blocks = received[0].getAttribute('active');
+               return outputLink(cap, link, cap[0]);
              }
            }
+         }, {
+           key: "emStrong",
+           value: function emStrong(src, maskedSrc) {
+             var prevChar = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : '';
+             var match = this.rules.inline.emStrong.lDelim.exec(src);
+             if (!match) return; // _ can't be between two alphanumerics. \p{L}\p{N} includes non-english alphabet/numbers as well
 
-           _userCache.user[uid] = user;
-           delete _userCache.toLoad[uid];
-           return user;
-         }
-       };
-
-       function parseXML(xml, callback, options) {
-         options = Object.assign({
-           skipSeen: true
-         }, options);
+             if (match[3] && prevChar.match(/(?:[0-9A-Za-z\xAA\xB2\xB3\xB5\xB9\xBA\xBC-\xBE\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u052F\u0531-\u0556\u0559\u0560-\u0588\u05D0-\u05EA\u05EF-\u05F2\u0620-\u064A\u0660-\u0669\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07C0-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u0860-\u086A\u0870-\u0887\u0889-\u088E\u08A0-\u08C9\u0904-\u0939\u093D\u0950\u0958-\u0961\u0966-\u096F\u0971-\u0980\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09E6-\u09F1\u09F4-\u09F9\u09FC\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A66-\u0A6F\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0AE6-\u0AEF\u0AF9\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5C\u0B5D\u0B5F-\u0B61\u0B66-\u0B6F\u0B71-\u0B77\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0BE6-\u0BF2\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D\u0C58-\u0C5A\u0C5D\u0C60\u0C61\u0C66-\u0C6F\u0C78-\u0C7E\u0C80\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDD\u0CDE\u0CE0\u0CE1\u0CE6-\u0CEF\u0CF1\u0CF2\u0D04-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D54-\u0D56\u0D58-\u0D61\u0D66-\u0D78\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0DE6-\u0DEF\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E50-\u0E59\u0E81\u0E82\u0E84\u0E86-\u0E8A\u0E8C-\u0EA3\u0EA5\u0EA7-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0ED0-\u0ED9\u0EDC-\u0EDF\u0F00\u0F20-\u0F33\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F-\u1049\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u1090-\u1099\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1369-\u137C\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u1711\u171F-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u17E0-\u17E9\u17F0-\u17F9\u1810-\u1819\u1820-\u1878\u1880-\u1884\u1887-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191E\u1946-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u19D0-\u19DA\u1A00-\u1A16\u1A20-\u1A54\u1A80-\u1A89\u1A90-\u1A99\u1AA7\u1B05-\u1B33\u1B45-\u1B4C\u1B50-\u1B59\u1B83-\u1BA0\u1BAE-\u1BE5\u1C00-\u1C23\u1C40-\u1C49\u1C4D-\u1C7D\u1C80-\u1C88\u1C90-\u1CBA\u1CBD-\u1CBF\u1CE9-\u1CEC\u1CEE-\u1CF3\u1CF5\u1CF6\u1CFA\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2070\u2071\u2074-\u2079\u207F-\u2089\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2119-\u211D\u2124\u2126\u2128\u212A-\u212D\u212F-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2150-\u2189\u2460-\u249B\u24EA-\u24FF\u2776-\u2793\u2C00-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2CFD\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2E2F\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3041-\u3096\u309D-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312F\u3131-\u318E\u3192-\u3195\u31A0-\u31BF\u31F0-\u31FF\u3220-\u3229\u3248-\u324F\u3251-\u325F\u3280-\u3289\u32B1-\u32BF\u3400-\u4DBF\u4E00-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA62B\uA640-\uA66E\uA67F-\uA69D\uA6A0-\uA6EF\uA717-\uA71F\uA722-\uA788\uA78B-\uA7CA\uA7D0\uA7D1\uA7D3\uA7D5-\uA7D9\uA7F2-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA830-\uA835\uA840-\uA873\uA882-\uA8B3\uA8D0-\uA8D9\uA8F2-\uA8F7\uA8FB\uA8FD\uA8FE\uA900-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF-\uA9D9\uA9E0-\uA9E4\uA9E6-\uA9FE\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA50-\uAA59\uAA60-\uAA76\uAA7A\uAA7E-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB69\uAB70-\uABE2\uABF0-\uABF9\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF10-\uFF19\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]|\uD800[\uDC00-\uDC0B\uDC0D-\uDC26\uDC28-\uDC3A\uDC3C\uDC3D\uDC3F-\uDC4D\uDC50-\uDC5D\uDC80-\uDCFA\uDD07-\uDD33\uDD40-\uDD78\uDD8A\uDD8B\uDE80-\uDE9C\uDEA0-\uDED0\uDEE1-\uDEFB\uDF00-\uDF23\uDF2D-\uDF4A\uDF50-\uDF75\uDF80-\uDF9D\uDFA0-\uDFC3\uDFC8-\uDFCF\uDFD1-\uDFD5]|\uD801[\uDC00-\uDC9D\uDCA0-\uDCA9\uDCB0-\uDCD3\uDCD8-\uDCFB\uDD00-\uDD27\uDD30-\uDD63\uDD70-\uDD7A\uDD7C-\uDD8A\uDD8C-\uDD92\uDD94\uDD95\uDD97-\uDDA1\uDDA3-\uDDB1\uDDB3-\uDDB9\uDDBB\uDDBC\uDE00-\uDF36\uDF40-\uDF55\uDF60-\uDF67\uDF80-\uDF85\uDF87-\uDFB0\uDFB2-\uDFBA]|\uD802[\uDC00-\uDC05\uDC08\uDC0A-\uDC35\uDC37\uDC38\uDC3C\uDC3F-\uDC55\uDC58-\uDC76\uDC79-\uDC9E\uDCA7-\uDCAF\uDCE0-\uDCF2\uDCF4\uDCF5\uDCFB-\uDD1B\uDD20-\uDD39\uDD80-\uDDB7\uDDBC-\uDDCF\uDDD2-\uDE00\uDE10-\uDE13\uDE15-\uDE17\uDE19-\uDE35\uDE40-\uDE48\uDE60-\uDE7E\uDE80-\uDE9F\uDEC0-\uDEC7\uDEC9-\uDEE4\uDEEB-\uDEEF\uDF00-\uDF35\uDF40-\uDF55\uDF58-\uDF72\uDF78-\uDF91\uDFA9-\uDFAF]|\uD803[\uDC00-\uDC48\uDC80-\uDCB2\uDCC0-\uDCF2\uDCFA-\uDD23\uDD30-\uDD39\uDE60-\uDE7E\uDE80-\uDEA9\uDEB0\uDEB1\uDF00-\uDF27\uDF30-\uDF45\uDF51-\uDF54\uDF70-\uDF81\uDFB0-\uDFCB\uDFE0-\uDFF6]|\uD804[\uDC03-\uDC37\uDC52-\uDC6F\uDC71\uDC72\uDC75\uDC83-\uDCAF\uDCD0-\uDCE8\uDCF0-\uDCF9\uDD03-\uDD26\uDD36-\uDD3F\uDD44\uDD47\uDD50-\uDD72\uDD76\uDD83-\uDDB2\uDDC1-\uDDC4\uDDD0-\uDDDA\uDDDC\uDDE1-\uDDF4\uDE00-\uDE11\uDE13-\uDE2B\uDE80-\uDE86\uDE88\uDE8A-\uDE8D\uDE8F-\uDE9D\uDE9F-\uDEA8\uDEB0-\uDEDE\uDEF0-\uDEF9\uDF05-\uDF0C\uDF0F\uDF10\uDF13-\uDF28\uDF2A-\uDF30\uDF32\uDF33\uDF35-\uDF39\uDF3D\uDF50\uDF5D-\uDF61]|\uD805[\uDC00-\uDC34\uDC47-\uDC4A\uDC50-\uDC59\uDC5F-\uDC61\uDC80-\uDCAF\uDCC4\uDCC5\uDCC7\uDCD0-\uDCD9\uDD80-\uDDAE\uDDD8-\uDDDB\uDE00-\uDE2F\uDE44\uDE50-\uDE59\uDE80-\uDEAA\uDEB8\uDEC0-\uDEC9\uDF00-\uDF1A\uDF30-\uDF3B\uDF40-\uDF46]|\uD806[\uDC00-\uDC2B\uDCA0-\uDCF2\uDCFF-\uDD06\uDD09\uDD0C-\uDD13\uDD15\uDD16\uDD18-\uDD2F\uDD3F\uDD41\uDD50-\uDD59\uDDA0-\uDDA7\uDDAA-\uDDD0\uDDE1\uDDE3\uDE00\uDE0B-\uDE32\uDE3A\uDE50\uDE5C-\uDE89\uDE9D\uDEB0-\uDEF8]|\uD807[\uDC00-\uDC08\uDC0A-\uDC2E\uDC40\uDC50-\uDC6C\uDC72-\uDC8F\uDD00-\uDD06\uDD08\uDD09\uDD0B-\uDD30\uDD46\uDD50-\uDD59\uDD60-\uDD65\uDD67\uDD68\uDD6A-\uDD89\uDD98\uDDA0-\uDDA9\uDEE0-\uDEF2\uDFB0\uDFC0-\uDFD4]|\uD808[\uDC00-\uDF99]|\uD809[\uDC00-\uDC6E\uDC80-\uDD43]|\uD80B[\uDF90-\uDFF0]|[\uD80C\uD81C-\uD820\uD822\uD840-\uD868\uD86A-\uD86C\uD86F-\uD872\uD874-\uD879\uD880-\uD883][\uDC00-\uDFFF]|\uD80D[\uDC00-\uDC2E]|\uD811[\uDC00-\uDE46]|\uD81A[\uDC00-\uDE38\uDE40-\uDE5E\uDE60-\uDE69\uDE70-\uDEBE\uDEC0-\uDEC9\uDED0-\uDEED\uDF00-\uDF2F\uDF40-\uDF43\uDF50-\uDF59\uDF5B-\uDF61\uDF63-\uDF77\uDF7D-\uDF8F]|\uD81B[\uDE40-\uDE96\uDF00-\uDF4A\uDF50\uDF93-\uDF9F\uDFE0\uDFE1\uDFE3]|\uD821[\uDC00-\uDFF7]|\uD823[\uDC00-\uDCD5\uDD00-\uDD08]|\uD82B[\uDFF0-\uDFF3\uDFF5-\uDFFB\uDFFD\uDFFE]|\uD82C[\uDC00-\uDD22\uDD50-\uDD52\uDD64-\uDD67\uDD70-\uDEFB]|\uD82F[\uDC00-\uDC6A\uDC70-\uDC7C\uDC80-\uDC88\uDC90-\uDC99]|\uD834[\uDEE0-\uDEF3\uDF60-\uDF78]|\uD835[\uDC00-\uDC54\uDC56-\uDC9C\uDC9E\uDC9F\uDCA2\uDCA5\uDCA6\uDCA9-\uDCAC\uDCAE-\uDCB9\uDCBB\uDCBD-\uDCC3\uDCC5-\uDD05\uDD07-\uDD0A\uDD0D-\uDD14\uDD16-\uDD1C\uDD1E-\uDD39\uDD3B-\uDD3E\uDD40-\uDD44\uDD46\uDD4A-\uDD50\uDD52-\uDEA5\uDEA8-\uDEC0\uDEC2-\uDEDA\uDEDC-\uDEFA\uDEFC-\uDF14\uDF16-\uDF34\uDF36-\uDF4E\uDF50-\uDF6E\uDF70-\uDF88\uDF8A-\uDFA8\uDFAA-\uDFC2\uDFC4-\uDFCB\uDFCE-\uDFFF]|\uD837[\uDF00-\uDF1E]|\uD838[\uDD00-\uDD2C\uDD37-\uDD3D\uDD40-\uDD49\uDD4E\uDE90-\uDEAD\uDEC0-\uDEEB\uDEF0-\uDEF9]|\uD839[\uDFE0-\uDFE6\uDFE8-\uDFEB\uDFED\uDFEE\uDFF0-\uDFFE]|\uD83A[\uDC00-\uDCC4\uDCC7-\uDCCF\uDD00-\uDD43\uDD4B\uDD50-\uDD59]|\uD83B[\uDC71-\uDCAB\uDCAD-\uDCAF\uDCB1-\uDCB4\uDD01-\uDD2D\uDD2F-\uDD3D\uDE00-\uDE03\uDE05-\uDE1F\uDE21\uDE22\uDE24\uDE27\uDE29-\uDE32\uDE34-\uDE37\uDE39\uDE3B\uDE42\uDE47\uDE49\uDE4B\uDE4D-\uDE4F\uDE51\uDE52\uDE54\uDE57\uDE59\uDE5B\uDE5D\uDE5F\uDE61\uDE62\uDE64\uDE67-\uDE6A\uDE6C-\uDE72\uDE74-\uDE77\uDE79-\uDE7C\uDE7E\uDE80-\uDE89\uDE8B-\uDE9B\uDEA1-\uDEA3\uDEA5-\uDEA9\uDEAB-\uDEBB]|\uD83C[\uDD00-\uDD0C]|\uD83E[\uDFF0-\uDFF9]|\uD869[\uDC00-\uDEDF\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF38\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D\uDC20-\uDFFF]|\uD873[\uDC00-\uDEA1\uDEB0-\uDFFF]|\uD87A[\uDC00-\uDFE0]|\uD87E[\uDC00-\uDE1D]|\uD884[\uDC00-\uDF4A])/)) return;
+             var nextChar = match[1] || match[2] || '';
 
-         if (!xml || !xml.childNodes) {
-           return callback({
-             message: 'No XML',
-             status: -1
-           });
-         }
+             if (!nextChar || nextChar && (prevChar === '' || this.rules.inline.punctuation.exec(prevChar))) {
+               var lLength = match[0].length - 1;
+               var rDelim,
+                   rLength,
+                   delimTotal = lLength,
+                   midDelimTotal = 0;
+               var endReg = match[0][0] === '*' ? this.rules.inline.emStrong.rDelimAst : this.rules.inline.emStrong.rDelimUnd;
+               endReg.lastIndex = 0; // Clip maskedSrc to same section of string as src (move to lexer?)
 
-         var root = xml.childNodes[0];
-         var children = root.childNodes;
-         var handle = window.requestIdleCallback(function () {
-           var results = [];
-           var result;
+               maskedSrc = maskedSrc.slice(-1 * src.length + lLength);
 
-           for (var i = 0; i < children.length; i++) {
-             result = parseChild(children[i]);
-             if (result) results.push(result);
-           }
+               while ((match = endReg.exec(maskedSrc)) != null) {
+                 rDelim = match[1] || match[2] || match[3] || match[4] || match[5] || match[6];
+                 if (!rDelim) continue; // skip single * in __abc*abc__
 
-           callback(null, results);
-         });
+                 rLength = rDelim.length;
 
-         _deferred.add(handle);
+                 if (match[3] || match[4]) {
+                   // found another Left Delim
+                   delimTotal += rLength;
+                   continue;
+                 } else if (match[5] || match[6]) {
+                   // either Left or Right Delim
+                   if (lLength % 3 && !((lLength + rLength) % 3)) {
+                     midDelimTotal += rLength;
+                     continue; // CommonMark Emphasis Rules 9-10
+                   }
+                 }
 
-         function parseChild(child) {
-           var parser = parsers[child.nodeName];
-           if (!parser) return null;
-           var uid;
+                 delimTotal -= rLength;
+                 if (delimTotal > 0) continue; // Haven't found enough closing delimiters
+                 // Remove extra characters. *a*** -> *a*
 
-           if (child.nodeName === 'user') {
-             uid = child.attributes.id.value;
+                 rLength = Math.min(rLength, rLength + delimTotal + midDelimTotal); // Create `em` if smallest delimiter has odd char count. *a***
 
-             if (options.skipSeen && _userCache.user[uid]) {
-               delete _userCache.toLoad[uid];
-               return null;
-             }
-           } else if (child.nodeName === 'note') {
-             uid = child.getElementsByTagName('id')[0].textContent;
-           } else {
-             uid = osmEntity.id.fromOSM(child.nodeName, child.attributes.id.value);
+                 if (Math.min(lLength, rLength) % 2) {
+                   return {
+                     type: 'em',
+                     raw: src.slice(0, lLength + match.index + rLength + 1),
+                     text: src.slice(1, lLength + match.index + rLength)
+                   };
+                 } // Create 'strong' if smallest delimiter has even char count. **a***
 
-             if (options.skipSeen) {
-               if (_tileCache.seen[uid]) return null; // avoid reparsing a "seen" entity
 
-               _tileCache.seen[uid] = true;
+                 return {
+                   type: 'strong',
+                   raw: src.slice(0, lLength + match.index + rLength + 1),
+                   text: src.slice(2, lLength + match.index + rLength - 1)
+                 };
+               }
              }
            }
+         }, {
+           key: "codespan",
+           value: function codespan(src) {
+             var cap = this.rules.inline.code.exec(src);
 
-           return parser(child, uid);
-         }
-       } // replace or remove note from rtree
-
+             if (cap) {
+               var text = cap[2].replace(/\n/g, ' ');
+               var hasNonSpaceChars = /[^ ]/.test(text);
+               var hasSpaceCharsOnBothEnds = /^ /.test(text) && / $/.test(text);
 
-       function updateRtree$3(item, replace) {
-         _noteCache.rtree.remove(item, function isEql(a, b) {
-           return a.data.id === b.data.id;
-         });
+               if (hasNonSpaceChars && hasSpaceCharsOnBothEnds) {
+                 text = text.substring(1, text.length - 1);
+               }
 
-         if (replace) {
-           _noteCache.rtree.insert(item);
-         }
-       }
+               text = _escape(text, true);
+               return {
+                 type: 'codespan',
+                 raw: cap[0],
+                 text: text
+               };
+             }
+           }
+         }, {
+           key: "br",
+           value: function br(src) {
+             var cap = this.rules.inline.br.exec(src);
 
-       function wrapcb(thisArg, callback, cid) {
-         return function (err, result) {
-           if (err) {
-             // 400 Bad Request, 401 Unauthorized, 403 Forbidden..
-             if (err.status === 400 || err.status === 401 || err.status === 403) {
-               thisArg.logout();
+             if (cap) {
+               return {
+                 type: 'br',
+                 raw: cap[0]
+               };
              }
+           }
+         }, {
+           key: "del",
+           value: function del(src) {
+             var cap = this.rules.inline.del.exec(src);
 
-             return callback.call(thisArg, err);
-           } else if (thisArg.getConnectionId() !== cid) {
-             return callback.call(thisArg, {
-               message: 'Connection Switched',
-               status: -1
-             });
-           } else {
-             return callback.call(thisArg, err, result);
+             if (cap) {
+               return {
+                 type: 'del',
+                 raw: cap[0],
+                 text: cap[2]
+               };
+             }
            }
-         };
-       }
+         }, {
+           key: "autolink",
+           value: function autolink(src, mangle) {
+             var cap = this.rules.inline.autolink.exec(src);
 
-       var serviceOsm = {
-         init: function init() {
-           utilRebind(this, dispatch$6, 'on');
-         },
-         reset: function reset() {
-           Array.from(_deferred).forEach(function (handle) {
-             window.cancelIdleCallback(handle);
+             if (cap) {
+               var text, href;
 
-             _deferred["delete"](handle);
-           });
-           _connectionID++;
-           _userChangesets = undefined;
-           _userDetails = undefined;
-           _rateLimitError = undefined;
-           Object.values(_tileCache.inflight).forEach(abortRequest$5);
-           Object.values(_noteCache.inflight).forEach(abortRequest$5);
-           Object.values(_noteCache.inflightPost).forEach(abortRequest$5);
-           if (_changeset.inflight) abortRequest$5(_changeset.inflight);
-           _tileCache = {
-             toLoad: {},
-             loaded: {},
-             inflight: {},
-             seen: {},
-             rtree: new RBush()
-           };
-           _noteCache = {
-             toLoad: {},
-             loaded: {},
-             inflight: {},
-             inflightPost: {},
-             note: {},
-             closed: {},
-             rtree: new RBush()
-           };
-           _userCache = {
-             toLoad: {},
-             user: {}
-           };
-           _cachedApiStatus = undefined;
-           _changeset = {};
-           return this;
-         },
-         getConnectionId: function getConnectionId() {
-           return _connectionID;
-         },
-         changesetURL: function changesetURL(changesetID) {
-           return urlroot + '/changeset/' + changesetID;
-         },
-         changesetsURL: function changesetsURL(center, zoom) {
-           var precision = Math.max(0, Math.ceil(Math.log(zoom) / Math.LN2));
-           return urlroot + '/history#map=' + Math.floor(zoom) + '/' + center[1].toFixed(precision) + '/' + center[0].toFixed(precision);
-         },
-         entityURL: function entityURL(entity) {
-           return urlroot + '/' + entity.type + '/' + entity.osmId();
-         },
-         historyURL: function historyURL(entity) {
-           return urlroot + '/' + entity.type + '/' + entity.osmId() + '/history';
-         },
-         userURL: function userURL(username) {
-           return urlroot + '/user/' + username;
-         },
-         noteURL: function noteURL(note) {
-           return urlroot + '/note/' + note.id;
-         },
-         noteReportURL: function noteReportURL(note) {
-           return urlroot + '/reports/new?reportable_type=Note&reportable_id=' + note.id;
-         },
-         // Generic method to load data from the OSM API
-         // Can handle either auth or unauth calls.
-         loadFromAPI: function loadFromAPI(path, callback, options) {
-           options = Object.assign({
-             skipSeen: true
-           }, options);
-           var that = this;
-           var cid = _connectionID;
+               if (cap[2] === '@') {
+                 text = _escape(this.options.mangle ? mangle(cap[1]) : cap[1]);
+                 href = 'mailto:' + text;
+               } else {
+                 text = _escape(cap[1]);
+                 href = text;
+               }
 
-           function done(err, payload) {
-             if (that.getConnectionId() !== cid) {
-               if (callback) callback({
-                 message: 'Connection Switched',
-                 status: -1
-               });
-               return;
+               return {
+                 type: 'link',
+                 raw: cap[0],
+                 text: text,
+                 href: href,
+                 tokens: [{
+                   type: 'text',
+                   raw: text,
+                   text: text
+                 }]
+               };
              }
+           }
+         }, {
+           key: "url",
+           value: function url(src, mangle) {
+             var cap;
 
-             var isAuthenticated = that.authenticated(); // 400 Bad Request, 401 Unauthorized, 403 Forbidden
-             // Logout and retry the request..
+             if (cap = this.rules.inline.url.exec(src)) {
+               var text, href;
 
-             if (isAuthenticated && err && err.status && (err.status === 400 || err.status === 401 || err.status === 403)) {
-               that.logout();
-               that.loadFromAPI(path, callback, options); // else, no retry..
-             } else {
-               // 509 Bandwidth Limit Exceeded, 429 Too Many Requests
-               // Set the rateLimitError flag and trigger a warning..
-               if (!isAuthenticated && !_rateLimitError && err && err.status && (err.status === 509 || err.status === 429)) {
-                 _rateLimitError = err;
-                 dispatch$6.call('change');
-                 that.reloadApiStatus();
-               } else if (err && _cachedApiStatus === 'online' || !err && _cachedApiStatus !== 'online') {
-                 // If the response's error state doesn't match the status,
-                 // it's likely we lost or gained the connection so reload the status
-                 that.reloadApiStatus();
-               }
+               if (cap[2] === '@') {
+                 text = _escape(this.options.mangle ? mangle(cap[0]) : cap[0]);
+                 href = 'mailto:' + text;
+               } else {
+                 // do extended autolink path validation
+                 var prevCapZero;
 
-               if (callback) {
-                 if (err) {
-                   return callback(err);
+                 do {
+                   prevCapZero = cap[0];
+                   cap[0] = this.rules.inline._backpedal.exec(cap[0])[0];
+                 } while (prevCapZero !== cap[0]);
+
+                 text = _escape(cap[0]);
+
+                 if (cap[1] === 'www.') {
+                   href = 'http://' + text;
                  } else {
-                   if (path.indexOf('.json') !== -1) {
-                     return parseJSON(payload, callback, options);
-                   } else {
-                     return parseXML(payload, callback, options);
-                   }
+                   href = text;
                  }
                }
+
+               return {
+                 type: 'link',
+                 raw: cap[0],
+                 text: text,
+                 href: href,
+                 tokens: [{
+                   type: 'text',
+                   raw: text,
+                   text: text
+                 }]
+               };
              }
            }
+         }, {
+           key: "inlineText",
+           value: function inlineText(src, inRawBlock, smartypants) {
+             var cap = this.rules.inline.text.exec(src);
 
-           if (this.authenticated()) {
-             return oauth.xhr({
-               method: 'GET',
-               path: path
-             }, done);
-           } else {
-             var url = urlroot + path;
-             var controller = new AbortController();
-             d3_json(url, {
-               signal: controller.signal
-             }).then(function (data) {
-               done(null, data);
-             })["catch"](function (err) {
-               if (err.name === 'AbortError') return; // d3-fetch includes status in the error message,
-               // but we can't access the response itself
-               // https://github.com/d3/d3-fetch/issues/27
-
-               var match = err.message.match(/^\d{3}/);
+             if (cap) {
+               var text;
 
-               if (match) {
-                 done({
-                   status: +match[0],
-                   statusText: err.message
-                 });
+               if (inRawBlock) {
+                 text = this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : _escape(cap[0]) : cap[0];
                } else {
-                 done(err.message);
+                 text = _escape(this.options.smartypants ? smartypants(cap[0]) : cap[0]);
                }
-             });
-             return controller;
+
+               return {
+                 type: 'text',
+                 raw: cap[0],
+                 text: text
+               };
+             }
            }
+         }]);
+
+         return Tokenizer;
+       }();
+
+       var noopTest = helpers.noopTest,
+           edit = helpers.edit,
+           merge$1 = helpers.merge;
+       /**
+        * Block-Level Grammar
+        */
+
+       var block$1 = {
+         newline: /^(?: *(?:\n|$))+/,
+         code: /^( {4}[^\n]+(?:\n(?: *(?:\n|$))*)?)+/,
+         fences: /^ {0,3}(`{3,}(?=[^`\n]*\n)|~{3,})([^\n]*)\n(?:|([\s\S]*?)\n)(?: {0,3}\1[~`]* *(?:\n+|$)|$)/,
+         hr: /^ {0,3}((?:- *){3,}|(?:_ *){3,}|(?:\* *){3,})(?:\n+|$)/,
+         heading: /^ {0,3}(#{1,6})(?=\s|$)(.*)(?:\n+|$)/,
+         blockquote: /^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/,
+         list: /^( {0,3})(bull) [\s\S]+?(?:hr|def|\n{2,}(?! )(?! {0,3}bull )\n*|\s*$)/,
+         html: '^ {0,3}(?:' // optional indentation
+         + '<(script|pre|style)[\\s>][\\s\\S]*?(?:</\\1>[^\\n]*\\n+|$)' // (1)
+         + '|comment[^\\n]*(\\n+|$)' // (2)
+         + '|<\\?[\\s\\S]*?(?:\\?>\\n*|$)' // (3)
+         + '|<![A-Z][\\s\\S]*?(?:>\\n*|$)' // (4)
+         + '|<!\\[CDATA\\[[\\s\\S]*?(?:\\]\\]>\\n*|$)' // (5)
+         + '|</?(tag)(?: +|\\n|/?>)[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (6)
+         + '|<(?!script|pre|style)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (7) open tag
+         + '|</(?!script|pre|style)[a-z][\\w-]*\\s*>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (7) closing tag
+         + ')',
+         def: /^ {0,3}\[(label)\]: *\n? *<?([^\s>]+)>?(?:(?: +\n? *| *\n *)(title))? *(?:\n+|$)/,
+         nptable: noopTest,
+         table: noopTest,
+         lheading: /^([^\n]+)\n {0,3}(=+|-+) *(?:\n+|$)/,
+         // regex template, placeholders will be replaced according to different paragraph
+         // interruption rules of commonmark and the original markdown spec:
+         _paragraph: /^([^\n]+(?:\n(?!hr|heading|lheading|blockquote|fences|list|html| +\n)[^\n]+)*)/,
+         text: /^[^\n]+/
+       };
+       block$1._label = /(?!\s*\])(?:\\[\[\]]|[^\[\]])+/;
+       block$1._title = /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/;
+       block$1.def = edit(block$1.def).replace('label', block$1._label).replace('title', block$1._title).getRegex();
+       block$1.bullet = /(?:[*+-]|\d{1,9}[.)])/;
+       block$1.item = /^( *)(bull) ?[^\n]*(?:\n(?! *bull ?)[^\n]*)*/;
+       block$1.item = edit(block$1.item, 'gm').replace(/bull/g, block$1.bullet).getRegex();
+       block$1.listItemStart = edit(/^( *)(bull) */).replace('bull', block$1.bullet).getRegex();
+       block$1.list = edit(block$1.list).replace(/bull/g, block$1.bullet).replace('hr', '\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))').replace('def', '\\n+(?=' + block$1.def.source + ')').getRegex();
+       block$1._tag = 'address|article|aside|base|basefont|blockquote|body|caption' + '|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption' + '|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe' + '|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option' + '|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr' + '|track|ul';
+       block$1._comment = /<!--(?!-?>)[\s\S]*?(?:-->|$)/;
+       block$1.html = edit(block$1.html, 'i').replace('comment', block$1._comment).replace('tag', block$1._tag).replace('attribute', / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/).getRegex();
+       block$1.paragraph = edit(block$1._paragraph).replace('hr', block$1.hr).replace('heading', ' {0,3}#{1,6} ').replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs
+       .replace('blockquote', ' {0,3}>').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt
+       .replace('html', '</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|!--)').replace('tag', block$1._tag) // pars can be interrupted by type (6) html blocks
+       .getRegex();
+       block$1.blockquote = edit(block$1.blockquote).replace('paragraph', block$1.paragraph).getRegex();
+       /**
+        * Normal Block Grammar
+        */
+
+       block$1.normal = merge$1({}, block$1);
+       /**
+        * GFM Block Grammar
+        */
+
+       block$1.gfm = merge$1({}, block$1.normal, {
+         nptable: '^ *([^|\\n ].*\\|.*)\\n' // Header
+         + ' {0,3}([-:]+ *\\|[-| :]*)' // Align
+         + '(?:\\n((?:(?!\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)',
+         // Cells
+         table: '^ *\\|(.+)\\n' // Header
+         + ' {0,3}\\|?( *[-:]+[-| :]*)' // Align
+         + '(?:\\n *((?:(?!\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)' // Cells
+
+       });
+       block$1.gfm.nptable = edit(block$1.gfm.nptable).replace('hr', block$1.hr).replace('heading', ' {0,3}#{1,6} ').replace('blockquote', ' {0,3}>').replace('code', ' {4}[^\\n]').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt
+       .replace('html', '</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|!--)').replace('tag', block$1._tag) // tables can be interrupted by type (6) html blocks
+       .getRegex();
+       block$1.gfm.table = edit(block$1.gfm.table).replace('hr', block$1.hr).replace('heading', ' {0,3}#{1,6} ').replace('blockquote', ' {0,3}>').replace('code', ' {4}[^\\n]').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt
+       .replace('html', '</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|!--)').replace('tag', block$1._tag) // tables can be interrupted by type (6) html blocks
+       .getRegex();
+       /**
+        * Pedantic grammar (original John Gruber's loose markdown specification)
+        */
+
+       block$1.pedantic = merge$1({}, block$1.normal, {
+         html: edit('^ *(?:comment *(?:\\n|\\s*$)' + '|<(tag)[\\s\\S]+?</\\1> *(?:\\n{2,}|\\s*$)' // closed tag
+         + '|<tag(?:"[^"]*"|\'[^\']*\'|\\s[^\'"/>\\s]*)*?/?> *(?:\\n{2,}|\\s*$))').replace('comment', block$1._comment).replace(/tag/g, '(?!(?:' + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub' + '|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)' + '\\b)\\w+(?!:|[^\\w\\s@]*@)\\b').getRegex(),
+         def: /^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/,
+         heading: /^(#{1,6})(.*)(?:\n+|$)/,
+         fences: noopTest,
+         // fences not supported
+         paragraph: edit(block$1.normal._paragraph).replace('hr', block$1.hr).replace('heading', ' *#{1,6} *[^\n]').replace('lheading', block$1.lheading).replace('blockquote', ' {0,3}>').replace('|fences', '').replace('|list', '').replace('|html', '').getRegex()
+       });
+       /**
+        * Inline-Level Grammar
+        */
+
+       var inline$1 = {
+         escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,
+         autolink: /^<(scheme:[^\s\x00-\x1f<>]*|email)>/,
+         url: noopTest,
+         tag: '^comment' + '|^</[a-zA-Z][\\w:-]*\\s*>' // self-closing tag
+         + '|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>' // open tag
+         + '|^<\\?[\\s\\S]*?\\?>' // processing instruction, e.g. <?php ?>
+         + '|^<![a-zA-Z]+\\s[\\s\\S]*?>' // declaration, e.g. <!DOCTYPE html>
+         + '|^<!\\[CDATA\\[[\\s\\S]*?\\]\\]>',
+         // CDATA section
+         link: /^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/,
+         reflink: /^!?\[(label)\]\[(?!\s*\])((?:\\[\[\]]?|[^\[\]\\])+)\]/,
+         nolink: /^!?\[(?!\s*\])((?:\[[^\[\]]*\]|\\[\[\]]|[^\[\]])*)\](?:\[\])?/,
+         reflinkSearch: 'reflink|nolink(?!\\()',
+         emStrong: {
+           lDelim: /^(?:\*+(?:([punct_])|[^\s*]))|^_+(?:([punct*])|([^\s_]))/,
+           //        (1) and (2) can only be a Right Delimiter. (3) and (4) can only be Left.  (5) and (6) can be either Left or Right.
+           //        () Skip other delimiter (1) #***                   (2) a***#, a***                   (3) #***a, ***a                 (4) ***#              (5) #***#                 (6) a***a
+           rDelimAst: /\_\_[^_*]*?\*[^_*]*?\_\_|[punct_](\*+)(?=[\s]|$)|[^punct*_\s](\*+)(?=[punct_\s]|$)|[punct_\s](\*+)(?=[^punct*_\s])|[\s](\*+)(?=[punct_])|[punct_](\*+)(?=[punct_])|[^punct*_\s](\*+)(?=[^punct*_\s])/,
+           rDelimUnd: /\*\*[^_*]*?\_[^_*]*?\*\*|[punct*](\_+)(?=[\s]|$)|[^punct*_\s](\_+)(?=[punct*\s]|$)|[punct*\s](\_+)(?=[^punct*_\s])|[\s](\_+)(?=[punct*])|[punct*](\_+)(?=[punct*])/ // ^- Not allowed for _
+
          },
-         // Load a single entity by id (ways and relations use the `/full` call)
-         // GET /api/0.6/node/#id
-         // GET /api/0.6/[way|relation]/#id/full
-         loadEntity: function loadEntity(id, callback) {
-           var type = osmEntity.id.type(id);
-           var osmID = osmEntity.id.toOSM(id);
-           var options = {
-             skipSeen: false
-           };
-           this.loadFromAPI('/api/0.6/' + type + '/' + osmID + (type !== 'node' ? '/full' : '') + '.json', function (err, entities) {
-             if (callback) callback(err, {
-               data: entities
-             });
-           }, options);
+         code: /^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/,
+         br: /^( {2,}|\\)\n(?!\s*$)/,
+         del: noopTest,
+         text: /^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\<!\[`*_]|\b_|$)|[^ ](?= {2,}\n)))/,
+         punctuation: /^([\spunctuation])/
+       }; // list of punctuation marks from CommonMark spec
+       // without * and _ to handle the different emphasis markers * and _
+
+       inline$1._punctuation = '!"#$%&\'()+\\-.,/:;<=>?@\\[\\]`^{|}~';
+       inline$1.punctuation = edit(inline$1.punctuation).replace(/punctuation/g, inline$1._punctuation).getRegex(); // sequences em should skip over [title](link), `code`, <html>
+
+       inline$1.blockSkip = /\[[^\]]*?\]\([^\)]*?\)|`[^`]*?`|<[^>]*?>/g;
+       inline$1.escapedEmSt = /\\\*|\\_/g;
+       inline$1._comment = edit(block$1._comment).replace('(?:-->|$)', '-->').getRegex();
+       inline$1.emStrong.lDelim = edit(inline$1.emStrong.lDelim).replace(/punct/g, inline$1._punctuation).getRegex();
+       inline$1.emStrong.rDelimAst = edit(inline$1.emStrong.rDelimAst, 'g').replace(/punct/g, inline$1._punctuation).getRegex();
+       inline$1.emStrong.rDelimUnd = edit(inline$1.emStrong.rDelimUnd, 'g').replace(/punct/g, inline$1._punctuation).getRegex();
+       inline$1._escapes = /\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/g;
+       inline$1._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/;
+       inline$1._email = /[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/;
+       inline$1.autolink = edit(inline$1.autolink).replace('scheme', inline$1._scheme).replace('email', inline$1._email).getRegex();
+       inline$1._attribute = /\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/;
+       inline$1.tag = edit(inline$1.tag).replace('comment', inline$1._comment).replace('attribute', inline$1._attribute).getRegex();
+       inline$1._label = /(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/;
+       inline$1._href = /<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/;
+       inline$1._title = /"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/;
+       inline$1.link = edit(inline$1.link).replace('label', inline$1._label).replace('href', inline$1._href).replace('title', inline$1._title).getRegex();
+       inline$1.reflink = edit(inline$1.reflink).replace('label', inline$1._label).getRegex();
+       inline$1.reflinkSearch = edit(inline$1.reflinkSearch, 'g').replace('reflink', inline$1.reflink).replace('nolink', inline$1.nolink).getRegex();
+       /**
+        * Normal Inline Grammar
+        */
+
+       inline$1.normal = merge$1({}, inline$1);
+       /**
+        * Pedantic Inline Grammar
+        */
+
+       inline$1.pedantic = merge$1({}, inline$1.normal, {
+         strong: {
+           start: /^__|\*\*/,
+           middle: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/,
+           endAst: /\*\*(?!\*)/g,
+           endUnd: /__(?!_)/g
          },
-         // Load a single entity with a specific version
-         // GET /api/0.6/[node|way|relation]/#id/#version
-         loadEntityVersion: function loadEntityVersion(id, version, callback) {
-           var type = osmEntity.id.type(id);
-           var osmID = osmEntity.id.toOSM(id);
-           var options = {
-             skipSeen: false
-           };
-           this.loadFromAPI('/api/0.6/' + type + '/' + osmID + '/' + version + '.json', function (err, entities) {
-             if (callback) callback(err, {
-               data: entities
-             });
-           }, options);
+         em: {
+           start: /^_|\*/,
+           middle: /^()\*(?=\S)([\s\S]*?\S)\*(?!\*)|^_(?=\S)([\s\S]*?\S)_(?!_)/,
+           endAst: /\*(?!\*)/g,
+           endUnd: /_(?!_)/g
          },
-         // Load multiple entities in chunks
-         // (note: callback may be called multiple times)
-         // Unlike `loadEntity`, child nodes and members are not fetched
-         // GET /api/0.6/[nodes|ways|relations]?#parameters
-         loadMultiple: function loadMultiple(ids, callback) {
-           var that = this;
-           var groups = utilArrayGroupBy(utilArrayUniq(ids), osmEntity.id.type);
-           Object.keys(groups).forEach(function (k) {
-             var type = k + 's'; // nodes, ways, relations
+         link: edit(/^!?\[(label)\]\((.*?)\)/).replace('label', inline$1._label).getRegex(),
+         reflink: edit(/^!?\[(label)\]\s*\[([^\]]*)\]/).replace('label', inline$1._label).getRegex()
+       });
+       /**
+        * GFM Inline Grammar
+        */
+
+       inline$1.gfm = merge$1({}, inline$1.normal, {
+         escape: edit(inline$1.escape).replace('])', '~|])').getRegex(),
+         _extended_email: /[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/,
+         url: /^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/,
+         _backpedal: /(?:[^?!.,:;*_~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_~)]+(?!$))+/,
+         del: /^(~~?)(?=[^\s~])([\s\S]*?[^\s~])\1(?=[^~]|$)/,
+         text: /^([`~]+|[^`~])(?:(?= {2,}\n)|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)|[\s\S]*?(?:(?=[\\<!\[`*~_]|\b_|https?:\/\/|ftp:\/\/|www\.|$)|[^ ](?= {2,}\n)|[^a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-](?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)))/
+       });
+       inline$1.gfm.url = edit(inline$1.gfm.url, 'i').replace('email', inline$1.gfm._extended_email).getRegex();
+       /**
+        * GFM + Line Breaks Inline Grammar
+        */
+
+       inline$1.breaks = merge$1({}, inline$1.gfm, {
+         br: edit(inline$1.br).replace('{2,}', '*').getRegex(),
+         text: edit(inline$1.gfm.text).replace('\\b_', '\\b_| {2,}\\n').replace(/\{2,\}/g, '*').getRegex()
+       });
+       var rules = {
+         block: block$1,
+         inline: inline$1
+       };
+
+       var Tokenizer$1 = Tokenizer_1;
+       var defaults$3 = defaults$5.exports.defaults;
+       var block = rules.block,
+           inline = rules.inline;
+       var repeatString = helpers.repeatString;
+       /**
+        * smartypants text replacement
+        */
+
+       function smartypants(text) {
+         return text // em-dashes
+         .replace(/---/g, "\u2014") // en-dashes
+         .replace(/--/g, "\u2013") // opening singles
+         .replace(/(^|[-\u2014/(\[{"\s])'/g, "$1\u2018") // closing singles & apostrophes
+         .replace(/'/g, "\u2019") // opening doubles
+         .replace(/(^|[-\u2014/(\[{\u2018\s])"/g, "$1\u201C") // closing doubles
+         .replace(/"/g, "\u201D") // ellipses
+         .replace(/\.{3}/g, "\u2026");
+       }
+       /**
+        * mangle email addresses
+        */
 
-             var osmIDs = groups[k].map(function (id) {
-               return osmEntity.id.toOSM(id);
-             });
-             var options = {
-               skipSeen: false
-             };
-             utilArrayChunk(osmIDs, 150).forEach(function (arr) {
-               that.loadFromAPI('/api/0.6/' + type + '.json?' + type + '=' + arr.join(), function (err, entities) {
-                 if (callback) callback(err, {
-                   data: entities
-                 });
-               }, options);
-             });
-           });
-         },
-         // Create, upload, and close a changeset
-         // PUT /api/0.6/changeset/create
-         // POST /api/0.6/changeset/#id/upload
-         // PUT /api/0.6/changeset/#id/close
-         putChangeset: function putChangeset(changeset, changes, callback) {
-           var cid = _connectionID;
 
-           if (_changeset.inflight) {
-             return callback({
-               message: 'Changeset already inflight',
-               status: -2
-             }, changeset);
-           } else if (_changeset.open) {
-             // reuse existing open changeset..
-             return createdChangeset.call(this, null, _changeset.open);
-           } else {
-             // Open a new changeset..
-             var options = {
-               method: 'PUT',
-               path: '/api/0.6/changeset/create',
-               options: {
-                 header: {
-                   'Content-Type': 'text/xml'
-                 }
-               },
-               content: JXON.stringify(changeset.asJXON())
-             };
-             _changeset.inflight = oauth.xhr(options, wrapcb(this, createdChangeset, cid));
+       function mangle(text) {
+         var out = '',
+             i,
+             ch;
+         var l = text.length;
+
+         for (i = 0; i < l; i++) {
+           ch = text.charCodeAt(i);
+
+           if (Math.random() > 0.5) {
+             ch = 'x' + ch.toString(16);
            }
 
-           function createdChangeset(err, changesetID) {
-             _changeset.inflight = null;
+           out += '&#' + ch + ';';
+         }
 
-             if (err) {
-               return callback(err, changeset);
-             }
+         return out;
+       }
+       /**
+        * Block Lexer
+        */
 
-             _changeset.open = changesetID;
-             changeset = changeset.update({
-               id: changesetID
-             }); // Upload the changeset..
 
-             var options = {
-               method: 'POST',
-               path: '/api/0.6/changeset/' + changesetID + '/upload',
-               options: {
-                 header: {
-                   'Content-Type': 'text/xml'
-                 }
-               },
-               content: JXON.stringify(changeset.osmChangeJXON(changes))
-             };
-             _changeset.inflight = oauth.xhr(options, wrapcb(this, uploadedChangeset, cid));
-           }
+       var Lexer_1 = /*#__PURE__*/function () {
+         function Lexer(options) {
+           _classCallCheck$1(this, Lexer);
 
-           function uploadedChangeset(err) {
-             _changeset.inflight = null;
-             if (err) return callback(err, changeset); // Upload was successful, safe to call the callback.
-             // Add delay to allow for postgres replication #1646 #2678
+           this.tokens = [];
+           this.tokens.links = Object.create(null);
+           this.options = options || defaults$3;
+           this.options.tokenizer = this.options.tokenizer || new Tokenizer$1();
+           this.tokenizer = this.options.tokenizer;
+           this.tokenizer.options = this.options;
+           var rules = {
+             block: block.normal,
+             inline: inline.normal
+           };
 
-             window.setTimeout(function () {
-               callback(null, changeset);
-             }, 2500);
-             _changeset.open = null; // At this point, we don't really care if the connection was switched..
-             // Only try to close the changeset if we're still talking to the same server.
+           if (this.options.pedantic) {
+             rules.block = block.pedantic;
+             rules.inline = inline.pedantic;
+           } else if (this.options.gfm) {
+             rules.block = block.gfm;
 
-             if (this.getConnectionId() === cid) {
-               // Still attempt to close changeset, but ignore response because #2667
-               oauth.xhr({
-                 method: 'PUT',
-                 path: '/api/0.6/changeset/' + changeset.id + '/close',
-                 options: {
-                   header: {
-                     'Content-Type': 'text/xml'
-                   }
-                 }
-               }, function () {
-                 return true;
-               });
-             }
-           }
-         },
-         // Load multiple users in chunks
-         // (note: callback may be called multiple times)
-         // GET /api/0.6/users?users=#id1,#id2,...,#idn
-         loadUsers: function loadUsers(uids, callback) {
-           var toLoad = [];
-           var cached = [];
-           utilArrayUniq(uids).forEach(function (uid) {
-             if (_userCache.user[uid]) {
-               delete _userCache.toLoad[uid];
-               cached.push(_userCache.user[uid]);
+             if (this.options.breaks) {
+               rules.inline = inline.breaks;
              } else {
-               toLoad.push(uid);
+               rules.inline = inline.gfm;
              }
-           });
-
-           if (cached.length || !this.authenticated()) {
-             callback(undefined, cached);
-             if (!this.authenticated()) return; // require auth
            }
 
-           utilArrayChunk(toLoad, 150).forEach(function (arr) {
-             oauth.xhr({
-               method: 'GET',
-               path: '/api/0.6/users?users=' + arr.join()
-             }, wrapcb(this, done, _connectionID));
-           }.bind(this));
+           this.tokenizer.rules = rules;
+         }
+         /**
+          * Expose Rules
+          */
 
-           function done(err, xml) {
-             if (err) {
-               return callback(err);
-             }
 
-             var options = {
-               skipSeen: true
-             };
-             return parseXML(xml, function (err, results) {
-               if (err) {
-                 return callback(err);
-               } else {
-                 return callback(undefined, results);
-               }
-             }, options);
-           }
-         },
-         // Load a given user by id
-         // GET /api/0.6/user/#id
-         loadUser: function loadUser(uid, callback) {
-           if (_userCache.user[uid] || !this.authenticated()) {
-             // require auth
-             delete _userCache.toLoad[uid];
-             return callback(undefined, _userCache.user[uid]);
+         _createClass$1(Lexer, [{
+           key: "lex",
+           value:
+           /**
+            * Preprocessing
+            */
+           function lex(src) {
+             src = src.replace(/\r\n|\r/g, '\n').replace(/\t/g, '    ');
+             this.blockTokens(src, this.tokens, true);
+             this.inline(this.tokens);
+             return this.tokens;
            }
+           /**
+            * Lexing
+            */
 
-           oauth.xhr({
-             method: 'GET',
-             path: '/api/0.6/user/' + uid
-           }, wrapcb(this, done, _connectionID));
+         }, {
+           key: "blockTokens",
+           value: function blockTokens(src) {
+             var tokens = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
+             var top = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : true;
 
-           function done(err, xml) {
-             if (err) {
-               return callback(err);
+             if (this.options.pedantic) {
+               src = src.replace(/^ +$/gm, '');
              }
 
-             var options = {
-               skipSeen: true
-             };
-             return parseXML(xml, function (err, results) {
-               if (err) {
-                 return callback(err);
-               } else {
-                 return callback(undefined, results[0]);
-               }
-             }, options);
-           }
-         },
-         // Load the details of the logged-in user
-         // GET /api/0.6/user/details
-         userDetails: function userDetails(callback) {
-           if (_userDetails) {
-             // retrieve cached
-             return callback(undefined, _userDetails);
-           }
+             var token, i, l, lastToken;
 
-           oauth.xhr({
-             method: 'GET',
-             path: '/api/0.6/user/details'
-           }, wrapcb(this, done, _connectionID));
+             while (src) {
+               // newline
+               if (token = this.tokenizer.space(src)) {
+                 src = src.substring(token.raw.length);
 
-           function done(err, xml) {
-             if (err) {
-               return callback(err);
-             }
+                 if (token.type) {
+                   tokens.push(token);
+                 }
 
-             var options = {
-               skipSeen: false
-             };
-             return parseXML(xml, function (err, results) {
-               if (err) {
-                 return callback(err);
-               } else {
-                 _userDetails = results[0];
-                 return callback(undefined, _userDetails);
-               }
-             }, options);
-           }
-         },
-         // Load previous changesets for the logged in user
-         // GET /api/0.6/changesets?user=#id
-         userChangesets: function userChangesets(callback) {
-           if (_userChangesets) {
-             // retrieve cached
-             return callback(undefined, _userChangesets);
-           }
+                 continue;
+               } // code
 
-           this.userDetails(wrapcb(this, gotDetails, _connectionID));
 
-           function gotDetails(err, user) {
-             if (err) {
-               return callback(err);
-             }
+               if (token = this.tokenizer.code(src)) {
+                 src = src.substring(token.raw.length);
+                 lastToken = tokens[tokens.length - 1]; // An indented code block cannot interrupt a paragraph.
 
-             oauth.xhr({
-               method: 'GET',
-               path: '/api/0.6/changesets?user=' + user.id
-             }, wrapcb(this, done, _connectionID));
-           }
+                 if (lastToken && lastToken.type === 'paragraph') {
+                   lastToken.raw += '\n' + token.raw;
+                   lastToken.text += '\n' + token.text;
+                 } else {
+                   tokens.push(token);
+                 }
 
-           function done(err, xml) {
-             if (err) {
-               return callback(err);
-             }
+                 continue;
+               } // fences
 
-             _userChangesets = Array.prototype.map.call(xml.getElementsByTagName('changeset'), function (changeset) {
-               return {
-                 tags: getTags(changeset)
-               };
-             }).filter(function (changeset) {
-               var comment = changeset.tags.comment;
-               return comment && comment !== '';
-             });
-             return callback(undefined, _userChangesets);
-           }
-         },
-         // Fetch the status of the OSM API
-         // GET /api/capabilities
-         status: function status(callback) {
-           var url = urlroot + '/api/capabilities';
-           var errback = wrapcb(this, done, _connectionID);
-           d3_xml(url).then(function (data) {
-             errback(null, data);
-           })["catch"](function (err) {
-             errback(err.message);
-           });
 
-           function done(err, xml) {
-             if (err) {
-               // the status is null if no response could be retrieved
-               return callback(err, null);
-             } // update blocklists
+               if (token = this.tokenizer.fences(src)) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // heading
 
 
-             var elements = xml.getElementsByTagName('blacklist');
-             var regexes = [];
+               if (token = this.tokenizer.heading(src)) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // table no leading pipe (gfm)
 
-             for (var i = 0; i < elements.length; i++) {
-               var regexString = elements[i].getAttribute('regex'); // needs unencode?
 
-               if (regexString) {
-                 try {
-                   var regex = new RegExp(regexString);
-                   regexes.push(regex);
-                 } catch (e) {
-                   /* noop */
-                 }
-               }
-             }
+               if (token = this.tokenizer.nptable(src)) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // hr
 
-             if (regexes.length) {
-               _imageryBlocklists = regexes;
-             }
 
-             if (_rateLimitError) {
-               return callback(_rateLimitError, 'rateLimited');
-             } else {
-               var waynodes = xml.getElementsByTagName('waynodes');
-               var maxWayNodes = waynodes.length && parseInt(waynodes[0].getAttribute('maximum'), 10);
-               if (maxWayNodes && isFinite(maxWayNodes)) _maxWayNodes = maxWayNodes;
-               var apiStatus = xml.getElementsByTagName('status');
-               var val = apiStatus[0].getAttribute('api');
-               return callback(undefined, val);
-             }
-           }
-         },
-         // Calls `status` and dispatches an `apiStatusChange` event if the returned
-         // status differs from the cached status.
-         reloadApiStatus: function reloadApiStatus() {
-           // throttle to avoid unnecessary API calls
-           if (!this.throttledReloadApiStatus) {
-             var that = this;
-             this.throttledReloadApiStatus = throttle(function () {
-               that.status(function (err, status) {
-                 if (status !== _cachedApiStatus) {
-                   _cachedApiStatus = status;
-                   dispatch$6.call('apiStatusChange', that, err, status);
+               if (token = this.tokenizer.hr(src)) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // blockquote
+
+
+               if (token = this.tokenizer.blockquote(src)) {
+                 src = src.substring(token.raw.length);
+                 token.tokens = this.blockTokens(token.text, [], top);
+                 tokens.push(token);
+                 continue;
+               } // list
+
+
+               if (token = this.tokenizer.list(src)) {
+                 src = src.substring(token.raw.length);
+                 l = token.items.length;
+
+                 for (i = 0; i < l; i++) {
+                   token.items[i].tokens = this.blockTokens(token.items[i].text, [], false);
                  }
-               });
-             }, 500);
-           }
 
-           this.throttledReloadApiStatus();
-         },
-         // Returns the maximum number of nodes a single way can have
-         maxWayNodes: function maxWayNodes() {
-           return _maxWayNodes;
-         },
-         // Load data (entities) from the API in tiles
-         // GET /api/0.6/map?bbox=
-         loadTiles: function loadTiles(projection, callback) {
-           if (_off) return; // determine the needed tiles to cover the view
+                 tokens.push(token);
+                 continue;
+               } // html
 
-           var tiles = tiler$5.zoomExtent([_tileZoom$3, _tileZoom$3]).getTiles(projection); // abort inflight requests that are no longer needed
 
-           var hadRequests = hasInflightRequests(_tileCache);
-           abortUnwantedRequests$3(_tileCache, tiles);
+               if (token = this.tokenizer.html(src)) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // def
 
-           if (hadRequests && !hasInflightRequests(_tileCache)) {
-             dispatch$6.call('loaded'); // stop the spinner
-           } // issue new requests..
 
+               if (top && (token = this.tokenizer.def(src))) {
+                 src = src.substring(token.raw.length);
 
-           tiles.forEach(function (tile) {
-             this.loadTile(tile, callback);
-           }, this);
-         },
-         // Load a single data tile
-         // GET /api/0.6/map?bbox=
-         loadTile: function loadTile(tile, callback) {
-           if (_off) return;
-           if (_tileCache.loaded[tile.id] || _tileCache.inflight[tile.id]) return;
+                 if (!this.tokens.links[token.tag]) {
+                   this.tokens.links[token.tag] = {
+                     href: token.href,
+                     title: token.title
+                   };
+                 }
 
-           if (!hasInflightRequests(_tileCache)) {
-             dispatch$6.call('loading'); // start the spinner
-           }
+                 continue;
+               } // table (gfm)
 
-           var path = '/api/0.6/map.json?bbox=';
-           var options = {
-             skipSeen: true
-           };
-           _tileCache.inflight[tile.id] = this.loadFromAPI(path + tile.extent.toParam(), tileCallback, options);
 
-           function tileCallback(err, parsed) {
-             delete _tileCache.inflight[tile.id];
+               if (token = this.tokenizer.table(src)) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // lheading
 
-             if (!err) {
-               delete _tileCache.toLoad[tile.id];
-               _tileCache.loaded[tile.id] = true;
-               var bbox = tile.extent.bbox();
-               bbox.id = tile.id;
 
-               _tileCache.rtree.insert(bbox);
-             }
+               if (token = this.tokenizer.lheading(src)) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // top-level paragraph
 
-             if (callback) {
-               callback(err, Object.assign({
-                 data: parsed
-               }, tile));
-             }
 
-             if (!hasInflightRequests(_tileCache)) {
-               dispatch$6.call('loaded'); // stop the spinner
-             }
-           }
-         },
-         isDataLoaded: function isDataLoaded(loc) {
-           var bbox = {
-             minX: loc[0],
-             minY: loc[1],
-             maxX: loc[0],
-             maxY: loc[1]
-           };
-           return _tileCache.rtree.collides(bbox);
-         },
-         // load the tile that covers the given `loc`
-         loadTileAtLoc: function loadTileAtLoc(loc, callback) {
-           // Back off if the toLoad queue is filling up.. re #6417
-           // (Currently `loadTileAtLoc` requests are considered low priority - used by operations to
-           // let users safely edit geometries which extend to unloaded tiles.  We can drop some.)
-           if (Object.keys(_tileCache.toLoad).length > 50) return;
-           var k = geoZoomToScale(_tileZoom$3 + 1);
-           var offset = geoRawMercator().scale(k)(loc);
-           var projection = geoRawMercator().transform({
-             k: k,
-             x: -offset[0],
-             y: -offset[1]
-           });
-           var tiles = tiler$5.zoomExtent([_tileZoom$3, _tileZoom$3]).getTiles(projection);
-           tiles.forEach(function (tile) {
-             if (_tileCache.toLoad[tile.id] || _tileCache.loaded[tile.id] || _tileCache.inflight[tile.id]) return;
-             _tileCache.toLoad[tile.id] = true;
-             this.loadTile(tile, callback);
-           }, this);
-         },
-         // Load notes from the API in tiles
-         // GET /api/0.6/notes?bbox=
-         loadNotes: function loadNotes(projection, noteOptions) {
-           noteOptions = Object.assign({
-             limit: 10000,
-             closed: 7
-           }, noteOptions);
-           if (_off) return;
-           var that = this;
-           var path = '/api/0.6/notes?limit=' + noteOptions.limit + '&closed=' + noteOptions.closed + '&bbox=';
+               if (top && (token = this.tokenizer.paragraph(src))) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // text
 
-           var throttleLoadUsers = throttle(function () {
-             var uids = Object.keys(_userCache.toLoad);
-             if (!uids.length) return;
-             that.loadUsers(uids, function () {}); // eagerly load user details
-           }, 750); // determine the needed tiles to cover the view
 
+               if (token = this.tokenizer.text(src)) {
+                 src = src.substring(token.raw.length);
+                 lastToken = tokens[tokens.length - 1];
+
+                 if (lastToken && lastToken.type === 'text') {
+                   lastToken.raw += '\n' + token.raw;
+                   lastToken.text += '\n' + token.text;
+                 } else {
+                   tokens.push(token);
+                 }
+
+                 continue;
+               }
+
+               if (src) {
+                 var errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0);
 
-           var tiles = tiler$5.zoomExtent([_noteZoom, _noteZoom]).getTiles(projection); // abort inflight requests that are no longer needed
+                 if (this.options.silent) {
+                   console.error(errMsg);
+                   break;
+                 } else {
+                   throw new Error(errMsg);
+                 }
+               }
+             }
 
-           abortUnwantedRequests$3(_noteCache, tiles); // issue new requests..
+             return tokens;
+           }
+         }, {
+           key: "inline",
+           value: function inline(tokens) {
+             var i, j, k, l2, row, token;
+             var l = tokens.length;
 
-           tiles.forEach(function (tile) {
-             if (_noteCache.loaded[tile.id] || _noteCache.inflight[tile.id]) return;
-             var options = {
-               skipSeen: false
-             };
-             _noteCache.inflight[tile.id] = that.loadFromAPI(path + tile.extent.toParam(), function (err) {
-               delete _noteCache.inflight[tile.id];
+             for (i = 0; i < l; i++) {
+               token = tokens[i];
 
-               if (!err) {
-                 _noteCache.loaded[tile.id] = true;
-               }
+               switch (token.type) {
+                 case 'paragraph':
+                 case 'text':
+                 case 'heading':
+                   {
+                     token.tokens = [];
+                     this.inlineTokens(token.text, token.tokens);
+                     break;
+                   }
 
-               throttleLoadUsers();
-               dispatch$6.call('loadedNotes');
-             }, options);
-           });
-         },
-         // Create a note
-         // POST /api/0.6/notes?params
-         postNoteCreate: function postNoteCreate(note, callback) {
-           if (!this.authenticated()) {
-             return callback({
-               message: 'Not Authenticated',
-               status: -3
-             }, note);
-           }
+                 case 'table':
+                   {
+                     token.tokens = {
+                       header: [],
+                       cells: []
+                     }; // header
 
-           if (_noteCache.inflightPost[note.id]) {
-             return callback({
-               message: 'Note update already inflight',
-               status: -2
-             }, note);
-           }
+                     l2 = token.header.length;
 
-           if (!note.loc[0] || !note.loc[1] || !note.newComment) return; // location & description required
+                     for (j = 0; j < l2; j++) {
+                       token.tokens.header[j] = [];
+                       this.inlineTokens(token.header[j], token.tokens.header[j]);
+                     } // cells
 
-           var comment = note.newComment;
 
-           if (note.newCategory && note.newCategory !== 'None') {
-             comment += ' #' + note.newCategory;
-           }
+                     l2 = token.cells.length;
 
-           var path = '/api/0.6/notes?' + utilQsString({
-             lon: note.loc[0],
-             lat: note.loc[1],
-             text: comment
-           });
-           _noteCache.inflightPost[note.id] = oauth.xhr({
-             method: 'POST',
-             path: path
-           }, wrapcb(this, done, _connectionID));
+                     for (j = 0; j < l2; j++) {
+                       row = token.cells[j];
+                       token.tokens.cells[j] = [];
 
-           function done(err, xml) {
-             delete _noteCache.inflightPost[note.id];
+                       for (k = 0; k < row.length; k++) {
+                         token.tokens.cells[j][k] = [];
+                         this.inlineTokens(row[k], token.tokens.cells[j][k]);
+                       }
+                     }
 
-             if (err) {
-               return callback(err);
-             } // we get the updated note back, remove from caches and reparse..
+                     break;
+                   }
 
+                 case 'blockquote':
+                   {
+                     this.inline(token.tokens);
+                     break;
+                   }
 
-             this.removeNote(note);
-             var options = {
-               skipSeen: false
-             };
-             return parseXML(xml, function (err, results) {
-               if (err) {
-                 return callback(err);
-               } else {
-                 return callback(undefined, results[0]);
-               }
-             }, options);
-           }
-         },
-         // Update a note
-         // POST /api/0.6/notes/#id/comment?text=comment
-         // POST /api/0.6/notes/#id/close?text=comment
-         // POST /api/0.6/notes/#id/reopen?text=comment
-         postNoteUpdate: function postNoteUpdate(note, newStatus, callback) {
-           if (!this.authenticated()) {
-             return callback({
-               message: 'Not Authenticated',
-               status: -3
-             }, note);
-           }
+                 case 'list':
+                   {
+                     l2 = token.items.length;
 
-           if (_noteCache.inflightPost[note.id]) {
-             return callback({
-               message: 'Note update already inflight',
-               status: -2
-             }, note);
-           }
+                     for (j = 0; j < l2; j++) {
+                       this.inline(token.items[j].tokens);
+                     }
 
-           var action;
+                     break;
+                   }
+               }
+             }
 
-           if (note.status !== 'closed' && newStatus === 'closed') {
-             action = 'close';
-           } else if (note.status !== 'open' && newStatus === 'open') {
-             action = 'reopen';
-           } else {
-             action = 'comment';
-             if (!note.newComment) return; // when commenting, comment required
+             return tokens;
            }
+           /**
+            * Lexing/Compiling
+            */
 
-           var path = '/api/0.6/notes/' + note.id + '/' + action;
+         }, {
+           key: "inlineTokens",
+           value: function inlineTokens(src) {
+             var tokens = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
+             var inLink = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
+             var inRawBlock = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
+             var token, lastToken; // String with links masked to avoid interference with em and strong
 
-           if (note.newComment) {
-             path += '?' + utilQsString({
-               text: note.newComment
-             });
-           }
+             var maskedSrc = src;
+             var match;
+             var keepPrevChar, prevChar; // Mask out reflinks
 
-           _noteCache.inflightPost[note.id] = oauth.xhr({
-             method: 'POST',
-             path: path
-           }, wrapcb(this, done, _connectionID));
+             if (this.tokens.links) {
+               var links = Object.keys(this.tokens.links);
 
-           function done(err, xml) {
-             delete _noteCache.inflightPost[note.id];
+               if (links.length > 0) {
+                 while ((match = this.tokenizer.rules.inline.reflinkSearch.exec(maskedSrc)) != null) {
+                   if (links.includes(match[0].slice(match[0].lastIndexOf('[') + 1, -1))) {
+                     maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex);
+                   }
+                 }
+               }
+             } // Mask out other blocks
 
-             if (err) {
-               return callback(err);
-             } // we get the updated note back, remove from caches and reparse..
 
+             while ((match = this.tokenizer.rules.inline.blockSkip.exec(maskedSrc)) != null) {
+               maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);
+             } // Mask out escaped em & strong delimiters
 
-             this.removeNote(note); // update closed note cache - used to populate `closed:note` changeset tag
 
-             if (action === 'close') {
-               _noteCache.closed[note.id] = true;
-             } else if (action === 'reopen') {
-               delete _noteCache.closed[note.id];
+             while ((match = this.tokenizer.rules.inline.escapedEmSt.exec(maskedSrc)) != null) {
+               maskedSrc = maskedSrc.slice(0, match.index) + '++' + maskedSrc.slice(this.tokenizer.rules.inline.escapedEmSt.lastIndex);
              }
 
-             var options = {
-               skipSeen: false
-             };
-             return parseXML(xml, function (err, results) {
-               if (err) {
-                 return callback(err);
-               } else {
-                 return callback(undefined, results[0]);
+             while (src) {
+               if (!keepPrevChar) {
+                 prevChar = '';
                }
-             }, options);
-           }
-         },
-         "switch": function _switch(options) {
-           urlroot = options.urlroot;
-           oauth.options(Object.assign({
-             url: urlroot,
-             loading: authLoading,
-             done: authDone
-           }, options));
-           this.reset();
-           this.userChangesets(function () {}); // eagerly load user details/changesets
 
-           dispatch$6.call('change');
-           return this;
-         },
-         toggle: function toggle(val) {
-           _off = !val;
-           return this;
-         },
-         isChangesetInflight: function isChangesetInflight() {
-           return !!_changeset.inflight;
-         },
-         // get/set cached data
-         // This is used to save/restore the state when entering/exiting the walkthrough
-         // Also used for testing purposes.
-         caches: function caches(obj) {
-           function cloneCache(source) {
-             var target = {};
-             Object.keys(source).forEach(function (k) {
-               if (k === 'rtree') {
-                 target.rtree = new RBush().fromJSON(source.rtree.toJSON()); // clone rbush
-               } else if (k === 'note') {
-                 target.note = {};
-                 Object.keys(source.note).forEach(function (id) {
-                   target.note[id] = osmNote(source.note[id]); // copy notes
-                 });
-               } else {
-                 target[k] = JSON.parse(JSON.stringify(source[k])); // clone deep
-               }
-             });
-             return target;
-           }
+               keepPrevChar = false; // escape
 
-           if (!arguments.length) {
-             return {
-               tile: cloneCache(_tileCache),
-               note: cloneCache(_noteCache),
-               user: cloneCache(_userCache)
-             };
-           } // access caches directly for testing (e.g., loading notes rtree)
+               if (token = this.tokenizer.escape(src)) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // tag
 
 
-           if (obj === 'get') {
-             return {
-               tile: _tileCache,
-               note: _noteCache,
-               user: _userCache
-             };
-           }
+               if (token = this.tokenizer.tag(src, inLink, inRawBlock)) {
+                 src = src.substring(token.raw.length);
+                 inLink = token.inLink;
+                 inRawBlock = token.inRawBlock;
+                 var _lastToken = tokens[tokens.length - 1];
 
-           if (obj.tile) {
-             _tileCache = obj.tile;
-             _tileCache.inflight = {};
-           }
+                 if (_lastToken && token.type === 'text' && _lastToken.type === 'text') {
+                   _lastToken.raw += token.raw;
+                   _lastToken.text += token.text;
+                 } else {
+                   tokens.push(token);
+                 }
 
-           if (obj.note) {
-             _noteCache = obj.note;
-             _noteCache.inflight = {};
-             _noteCache.inflightPost = {};
-           }
+                 continue;
+               } // link
 
-           if (obj.user) {
-             _userCache = obj.user;
-           }
 
-           return this;
-         },
-         logout: function logout() {
-           _userChangesets = undefined;
-           _userDetails = undefined;
-           oauth.logout();
-           dispatch$6.call('change');
-           return this;
-         },
-         authenticated: function authenticated() {
-           return oauth.authenticated();
-         },
-         authenticate: function authenticate(callback) {
-           var that = this;
-           var cid = _connectionID;
-           _userChangesets = undefined;
-           _userDetails = undefined;
+               if (token = this.tokenizer.link(src)) {
+                 src = src.substring(token.raw.length);
 
-           function done(err, res) {
-             if (err) {
-               if (callback) callback(err);
-               return;
-             }
+                 if (token.type === 'link') {
+                   token.tokens = this.inlineTokens(token.text, [], true, inRawBlock);
+                 }
 
-             if (that.getConnectionId() !== cid) {
-               if (callback) callback({
-                 message: 'Connection Switched',
-                 status: -1
-               });
-               return;
-             }
+                 tokens.push(token);
+                 continue;
+               } // reflink, nolink
 
-             _rateLimitError = undefined;
-             dispatch$6.call('change');
-             if (callback) callback(err, res);
-             that.userChangesets(function () {}); // eagerly load user details/changesets
-           }
 
-           return oauth.authenticate(done);
-         },
-         imageryBlocklists: function imageryBlocklists() {
-           return _imageryBlocklists;
-         },
-         tileZoom: function tileZoom(val) {
-           if (!arguments.length) return _tileZoom$3;
-           _tileZoom$3 = val;
-           return this;
-         },
-         // get all cached notes covering the viewport
-         notes: function notes(projection) {
-           var viewport = projection.clipExtent();
-           var min = [viewport[0][0], viewport[1][1]];
-           var max = [viewport[1][0], viewport[0][1]];
-           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
-           return _noteCache.rtree.search(bbox).map(function (d) {
-             return d.data;
-           });
-         },
-         // get a single note from the cache
-         getNote: function getNote(id) {
-           return _noteCache.note[id];
-         },
-         // remove a single note from the cache
-         removeNote: function removeNote(note) {
-           if (!(note instanceof osmNote) || !note.id) return;
-           delete _noteCache.note[note.id];
-           updateRtree$3(encodeNoteRtree(note), false); // false = remove
-         },
-         // replace a single note in the cache
-         replaceNote: function replaceNote(note) {
-           if (!(note instanceof osmNote) || !note.id) return;
-           _noteCache.note[note.id] = note;
-           updateRtree$3(encodeNoteRtree(note), true); // true = replace
+               if (token = this.tokenizer.reflink(src, this.tokens.links)) {
+                 src = src.substring(token.raw.length);
+                 var _lastToken2 = tokens[tokens.length - 1];
 
-           return note;
-         },
-         // Get an array of note IDs closed during this session.
-         // Used to populate `closed:note` changeset tag
-         getClosedIDs: function getClosedIDs() {
-           return Object.keys(_noteCache.closed).sort();
-         }
-       };
+                 if (token.type === 'link') {
+                   token.tokens = this.inlineTokens(token.text, [], true, inRawBlock);
+                   tokens.push(token);
+                 } else if (_lastToken2 && token.type === 'text' && _lastToken2.type === 'text') {
+                   _lastToken2.raw += token.raw;
+                   _lastToken2.text += token.text;
+                 } else {
+                   tokens.push(token);
+                 }
 
-       var _apibase = 'https://wiki.openstreetmap.org/w/api.php';
-       var _inflight$1 = {};
-       var _wikibaseCache = {};
-       var _localeIDs = {
-         en: false
-       };
+                 continue;
+               } // em & strong
 
-       var debouncedRequest = debounce(request, 500, {
-         leading: false
-       });
 
-       function request(url, callback) {
-         if (_inflight$1[url]) return;
-         var controller = new AbortController();
-         _inflight$1[url] = controller;
-         d3_json(url, {
-           signal: controller.signal
-         }).then(function (result) {
-           delete _inflight$1[url];
-           if (callback) callback(null, result);
-         })["catch"](function (err) {
-           delete _inflight$1[url];
-           if (err.name === 'AbortError') return;
-           if (callback) callback(err.message);
-         });
-       }
+               if (token = this.tokenizer.emStrong(src, maskedSrc, prevChar)) {
+                 src = src.substring(token.raw.length);
+                 token.tokens = this.inlineTokens(token.text, [], inLink, inRawBlock);
+                 tokens.push(token);
+                 continue;
+               } // code
 
-       var serviceOsmWikibase = {
-         init: function init() {
-           _inflight$1 = {};
-           _wikibaseCache = {};
-           _localeIDs = {};
-         },
-         reset: function reset() {
-           Object.values(_inflight$1).forEach(function (controller) {
-             controller.abort();
-           });
-           _inflight$1 = {};
-         },
 
-         /**
-          * Get the best value for the property, or undefined if not found
-          * @param entity object from wikibase
-          * @param property string e.g. 'P4' for image
-          * @param langCode string e.g. 'fr' for French
-          */
-         claimToValue: function claimToValue(entity, property, langCode) {
-           if (!entity.claims[property]) return undefined;
-           var locale = _localeIDs[langCode];
-           var preferredPick, localePick;
-           entity.claims[property].forEach(function (stmt) {
-             // If exists, use value limited to the needed language (has a qualifier P26 = locale)
-             // Or if not found, use the first value with the "preferred" rank
-             if (!preferredPick && stmt.rank === 'preferred') {
-               preferredPick = stmt;
-             }
+               if (token = this.tokenizer.codespan(src)) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // br
 
-             if (locale && stmt.qualifiers && stmt.qualifiers.P26 && stmt.qualifiers.P26[0].datavalue.value.id === locale) {
-               localePick = stmt;
-             }
-           });
-           var result = localePick || preferredPick;
 
-           if (result) {
-             var datavalue = result.mainsnak.datavalue;
-             return datavalue.type === 'wikibase-entityid' ? datavalue.value.id : datavalue.value;
-           } else {
-             return undefined;
-           }
-         },
+               if (token = this.tokenizer.br(src)) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // del (gfm)
 
-         /**
-          * Convert monolingual property into a key-value object (language -> value)
-          * @param entity object from wikibase
-          * @param property string e.g. 'P31' for monolingual wiki page title
-          */
-         monolingualClaimToValueObj: function monolingualClaimToValueObj(entity, property) {
-           if (!entity || !entity.claims[property]) return undefined;
-           return entity.claims[property].reduce(function (acc, obj) {
-             var value = obj.mainsnak.datavalue.value;
-             acc[value.language] = value.text;
-             return acc;
-           }, {});
-         },
-         toSitelink: function toSitelink(key, value) {
-           var result = value ? 'Tag:' + key + '=' + value : 'Key:' + key;
-           return result.replace(/_/g, ' ').trim();
-         },
-         //
-         // Pass params object of the form:
-         // {
-         //   key: 'string',
-         //   value: 'string',
-         //   langCode: 'string'
-         // }
-         //
-         getEntity: function getEntity(params, callback) {
-           var doRequest = params.debounce ? debouncedRequest : request;
-           var that = this;
-           var titles = [];
-           var result = {};
-           var rtypeSitelink = params.key === 'type' && params.value ? ('Relation:' + params.value).replace(/_/g, ' ').trim() : false;
-           var keySitelink = params.key ? this.toSitelink(params.key) : false;
-           var tagSitelink = params.key && params.value ? this.toSitelink(params.key, params.value) : false;
-           var localeSitelink;
 
-           if (params.langCodes) {
-             params.langCodes.forEach(function (langCode) {
-               if (_localeIDs[langCode] === undefined) {
-                 // If this is the first time we are asking about this locale,
-                 // fetch corresponding entity (if it exists), and cache it.
-                 // If there is no such entry, cache `false` value to avoid re-requesting it.
-                 localeSitelink = ('Locale:' + langCode).replace(/_/g, ' ').trim();
-                 titles.push(localeSitelink);
+               if (token = this.tokenizer.del(src)) {
+                 src = src.substring(token.raw.length);
+                 token.tokens = this.inlineTokens(token.text, [], inLink, inRawBlock);
+                 tokens.push(token);
+                 continue;
+               } // autolink
+
+
+               if (token = this.tokenizer.autolink(src, mangle)) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // url (gfm)
+
+
+               if (!inLink && (token = this.tokenizer.url(src, mangle))) {
+                 src = src.substring(token.raw.length);
+                 tokens.push(token);
+                 continue;
+               } // text
+
+
+               if (token = this.tokenizer.inlineText(src, inRawBlock, smartypants)) {
+                 src = src.substring(token.raw.length);
+
+                 if (token.raw.slice(-1) !== '_') {
+                   // Track prevChar before string of ____ started
+                   prevChar = token.raw.slice(-1);
+                 }
+
+                 keepPrevChar = true;
+                 lastToken = tokens[tokens.length - 1];
+
+                 if (lastToken && lastToken.type === 'text') {
+                   lastToken.raw += token.raw;
+                   lastToken.text += token.text;
+                 } else {
+                   tokens.push(token);
+                 }
+
+                 continue;
                }
-             });
-           }
 
-           if (rtypeSitelink) {
-             if (_wikibaseCache[rtypeSitelink]) {
-               result.rtype = _wikibaseCache[rtypeSitelink];
-             } else {
-               titles.push(rtypeSitelink);
+               if (src) {
+                 var errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0);
+
+                 if (this.options.silent) {
+                   console.error(errMsg);
+                   break;
+                 } else {
+                   throw new Error(errMsg);
+                 }
+               }
              }
+
+             return tokens;
            }
+         }], [{
+           key: "rules",
+           get: function get() {
+             return {
+               block: block,
+               inline: inline
+             };
+           }
+           /**
+            * Static Lex Method
+            */
 
-           if (keySitelink) {
-             if (_wikibaseCache[keySitelink]) {
-               result.key = _wikibaseCache[keySitelink];
-             } else {
-               titles.push(keySitelink);
-             }
+         }, {
+           key: "lex",
+           value: function lex(src, options) {
+             var lexer = new Lexer(options);
+             return lexer.lex(src);
            }
+           /**
+            * Static Lex Inline Method
+            */
 
-           if (tagSitelink) {
-             if (_wikibaseCache[tagSitelink]) {
-               result.tag = _wikibaseCache[tagSitelink];
-             } else {
-               titles.push(tagSitelink);
-             }
+         }, {
+           key: "lexInline",
+           value: function lexInline(src, options) {
+             var lexer = new Lexer(options);
+             return lexer.inlineTokens(src);
            }
+         }]);
 
-           if (!titles.length) {
-             // Nothing to do, we already had everything in the cache
-             return callback(null, result);
-           } // Requesting just the user language code
-           // If backend recognizes the code, it will perform proper fallbacks,
-           // and the result will contain the requested code. If not, all values are returned:
-           // {"zh-tw":{"value":"...","language":"zh-tw","source-language":"zh-hant"}
-           // {"pt-br":{"value":"...","language":"pt","for-language":"pt-br"}}
+         return Lexer;
+       }();
 
+       var defaults$2 = defaults$5.exports.defaults;
+       var cleanUrl = helpers.cleanUrl,
+           escape$2 = helpers.escape;
+       /**
+        * Renderer
+        */
 
-           var obj = {
-             action: 'wbgetentities',
-             sites: 'wiki',
-             titles: titles.join('|'),
-             languages: params.langCodes.join('|'),
-             languagefallback: 1,
-             origin: '*',
-             format: 'json' // There is an MW Wikibase API bug https://phabricator.wikimedia.org/T212069
-             // We shouldn't use v1 until it gets fixed, but should switch to it afterwards
-             // formatversion: 2,
+       var Renderer_1 = /*#__PURE__*/function () {
+         function Renderer(options) {
+           _classCallCheck$1(this, Renderer);
 
-           };
-           var url = _apibase + '?' + utilQsString(obj);
-           doRequest(url, function (err, d) {
-             if (err) {
-               callback(err);
-             } else if (!d.success || d.error) {
-               callback(d.error.messages.map(function (v) {
-                 return v.html['*'];
-               }).join('<br>'));
-             } else {
-               var localeID = false;
-               Object.values(d.entities).forEach(function (res) {
-                 if (res.missing !== '') {
-                   var title = res.sitelinks.wiki.title;
+           this.options = options || defaults$2;
+         }
 
-                   if (title === rtypeSitelink) {
-                     _wikibaseCache[rtypeSitelink] = res;
-                     result.rtype = res;
-                   } else if (title === keySitelink) {
-                     _wikibaseCache[keySitelink] = res;
-                     result.key = res;
-                   } else if (title === tagSitelink) {
-                     _wikibaseCache[tagSitelink] = res;
-                     result.tag = res;
-                   } else if (title === localeSitelink) {
-                     localeID = res.id;
-                   } else {
-                     console.log('Unexpected title ' + title); // eslint-disable-line no-console
-                   }
-                 }
-               });
+         _createClass$1(Renderer, [{
+           key: "code",
+           value: function code(_code, infostring, escaped) {
+             var lang = (infostring || '').match(/\S*/)[0];
 
-               if (localeSitelink) {
-                 // If locale ID is not found, store false to prevent repeated queries
-                 that.addLocale(params.langCodes[0], localeID);
+             if (this.options.highlight) {
+               var out = this.options.highlight(_code, lang);
+
+               if (out != null && out !== _code) {
+                 escaped = true;
+                 _code = out;
                }
+             }
 
-               callback(null, result);
+             _code = _code.replace(/\n$/, '') + '\n';
+
+             if (!lang) {
+               return '<pre><code>' + (escaped ? _code : escape$2(_code, true)) + '</code></pre>\n';
              }
-           });
-         },
-         //
-         // Pass params object of the form:
-         // {
-         //   key: 'string',     // required
-         //   value: 'string'    // optional
-         // }
-         //
-         // Get an result object used to display tag documentation
-         // {
-         //   title:        'string',
-         //   description:  'string',
-         //   editURL:      'string',
-         //   imageURL:     'string',
-         //   wiki:         { title: 'string', text: 'string', url: 'string' }
-         // }
-         //
-         getDocs: function getDocs(params, callback) {
-           var that = this;
-           var langCodes = _mainLocalizer.localeCodes().map(function (code) {
-             return code.toLowerCase();
-           });
-           params.langCodes = langCodes;
-           this.getEntity(params, function (err, data) {
-             if (err) {
-               callback(err);
-               return;
+
+             return '<pre><code class="' + this.options.langPrefix + escape$2(lang, true) + '">' + (escaped ? _code : escape$2(_code, true)) + '</code></pre>\n';
+           }
+         }, {
+           key: "blockquote",
+           value: function blockquote(quote) {
+             return '<blockquote>\n' + quote + '</blockquote>\n';
+           }
+         }, {
+           key: "html",
+           value: function html(_html) {
+             return _html;
+           }
+         }, {
+           key: "heading",
+           value: function heading(text, level, raw, slugger) {
+             if (this.options.headerIds) {
+               return '<h' + level + ' id="' + this.options.headerPrefix + slugger.slug(raw) + '">' + text + '</h' + level + '>\n';
+             } // ignore IDs
+
+
+             return '<h' + level + '>' + text + '</h' + level + '>\n';
+           }
+         }, {
+           key: "hr",
+           value: function hr() {
+             return this.options.xhtml ? '<hr/>\n' : '<hr>\n';
+           }
+         }, {
+           key: "list",
+           value: function list(body, ordered, start) {
+             var type = ordered ? 'ol' : 'ul',
+                 startatt = ordered && start !== 1 ? ' start="' + start + '"' : '';
+             return '<' + type + startatt + '>\n' + body + '</' + type + '>\n';
+           }
+         }, {
+           key: "listitem",
+           value: function listitem(text) {
+             return '<li>' + text + '</li>\n';
+           }
+         }, {
+           key: "checkbox",
+           value: function checkbox(checked) {
+             return '<input ' + (checked ? 'checked="" ' : '') + 'disabled="" type="checkbox"' + (this.options.xhtml ? ' /' : '') + '> ';
+           }
+         }, {
+           key: "paragraph",
+           value: function paragraph(text) {
+             return '<p>' + text + '</p>\n';
+           }
+         }, {
+           key: "table",
+           value: function table(header, body) {
+             if (body) body = '<tbody>' + body + '</tbody>';
+             return '<table>\n' + '<thead>\n' + header + '</thead>\n' + body + '</table>\n';
+           }
+         }, {
+           key: "tablerow",
+           value: function tablerow(content) {
+             return '<tr>\n' + content + '</tr>\n';
+           }
+         }, {
+           key: "tablecell",
+           value: function tablecell(content, flags) {
+             var type = flags.header ? 'th' : 'td';
+             var tag = flags.align ? '<' + type + ' align="' + flags.align + '">' : '<' + type + '>';
+             return tag + content + '</' + type + '>\n';
+           } // span level renderer
+
+         }, {
+           key: "strong",
+           value: function strong(text) {
+             return '<strong>' + text + '</strong>';
+           }
+         }, {
+           key: "em",
+           value: function em(text) {
+             return '<em>' + text + '</em>';
+           }
+         }, {
+           key: "codespan",
+           value: function codespan(text) {
+             return '<code>' + text + '</code>';
+           }
+         }, {
+           key: "br",
+           value: function br() {
+             return this.options.xhtml ? '<br/>' : '<br>';
+           }
+         }, {
+           key: "del",
+           value: function del(text) {
+             return '<del>' + text + '</del>';
+           }
+         }, {
+           key: "link",
+           value: function link(href, title, text) {
+             href = cleanUrl(this.options.sanitize, this.options.baseUrl, href);
+
+             if (href === null) {
+               return text;
              }
 
-             var entity = data.rtype || data.tag || data.key;
+             var out = '<a href="' + escape$2(href) + '"';
 
-             if (!entity) {
-               callback('No entity');
-               return;
+             if (title) {
+               out += ' title="' + title + '"';
              }
 
-             var i;
-             var description;
+             out += '>' + text + '</a>';
+             return out;
+           }
+         }, {
+           key: "image",
+           value: function image(href, title, text) {
+             href = cleanUrl(this.options.sanitize, this.options.baseUrl, href);
 
-             for (i in langCodes) {
-               var _code = langCodes[i];
+             if (href === null) {
+               return text;
+             }
 
-               if (entity.descriptions[_code] && entity.descriptions[_code].language === _code) {
-                 description = entity.descriptions[_code];
-                 break;
-               }
+             var out = '<img src="' + href + '" alt="' + text + '"';
+
+             if (title) {
+               out += ' title="' + title + '"';
              }
 
-             if (!description && Object.values(entity.descriptions).length) description = Object.values(entity.descriptions)[0]; // prepare result
+             out += this.options.xhtml ? '/>' : '>';
+             return out;
+           }
+         }, {
+           key: "text",
+           value: function text(_text) {
+             return _text;
+           }
+         }]);
 
-             var result = {
-               title: entity.title,
-               description: description ? description.value : '',
-               descriptionLocaleCode: description ? description.language : '',
-               editURL: 'https://wiki.openstreetmap.org/wiki/' + entity.title
-             }; // add image
+         return Renderer;
+       }();
 
-             if (entity.claims) {
-               var imageroot;
-               var image = that.claimToValue(entity, 'P4', langCodes[0]);
+       var TextRenderer_1 = /*#__PURE__*/function () {
+         function TextRenderer() {
+           _classCallCheck$1(this, TextRenderer);
+         }
 
-               if (image) {
-                 imageroot = 'https://commons.wikimedia.org/w/index.php';
-               } else {
-                 image = that.claimToValue(entity, 'P28', langCodes[0]);
+         _createClass$1(TextRenderer, [{
+           key: "strong",
+           value: // no need for block level renderers
+           function strong(text) {
+             return text;
+           }
+         }, {
+           key: "em",
+           value: function em(text) {
+             return text;
+           }
+         }, {
+           key: "codespan",
+           value: function codespan(text) {
+             return text;
+           }
+         }, {
+           key: "del",
+           value: function del(text) {
+             return text;
+           }
+         }, {
+           key: "html",
+           value: function html(text) {
+             return text;
+           }
+         }, {
+           key: "text",
+           value: function text(_text) {
+             return _text;
+           }
+         }, {
+           key: "link",
+           value: function link(href, title, text) {
+             return '' + text;
+           }
+         }, {
+           key: "image",
+           value: function image(href, title, text) {
+             return '' + text;
+           }
+         }, {
+           key: "br",
+           value: function br() {
+             return '';
+           }
+         }]);
 
-                 if (image) {
-                   imageroot = 'https://wiki.openstreetmap.org/w/index.php';
-                 }
-               }
+         return TextRenderer;
+       }();
 
-               if (imageroot && image) {
-                 result.imageURL = imageroot + '?' + utilQsString({
-                   title: 'Special:Redirect/file/' + image,
-                   width: 400
-                 });
-               }
-             } // Try to get a wiki page from tag data item first, followed by the corresponding key data item.
-             // If neither tag nor key data item contain a wiki page in the needed language nor English,
-             // get the first found wiki page from either the tag or the key item.
+       var Slugger_1 = /*#__PURE__*/function () {
+         function Slugger() {
+           _classCallCheck$1(this, Slugger);
 
+           this.seen = {};
+         }
 
-             var rtypeWiki = that.monolingualClaimToValueObj(data.rtype, 'P31');
-             var tagWiki = that.monolingualClaimToValueObj(data.tag, 'P31');
-             var keyWiki = that.monolingualClaimToValueObj(data.key, 'P31');
-             var wikis = [rtypeWiki, tagWiki, keyWiki];
+         _createClass$1(Slugger, [{
+           key: "serialize",
+           value: function serialize(value) {
+             return value.toLowerCase().trim() // remove html tags
+             .replace(/<[!\/a-z].*?>/ig, '') // remove unwanted chars
+             .replace(/[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,./:;<=>?@[\]^`{|}~]/g, '').replace(/\s/g, '-');
+           }
+           /**
+            * Finds the next safe (unique) slug to use
+            */
 
-             for (i in wikis) {
-               var wiki = wikis[i];
+         }, {
+           key: "getNextSafeSlug",
+           value: function getNextSafeSlug(originalSlug, isDryRun) {
+             var slug = originalSlug;
+             var occurenceAccumulator = 0;
 
-               for (var j in langCodes) {
-                 var code = langCodes[j];
-                 var referenceId = langCodes[0].split('-')[0] !== 'en' && code.split('-')[0] === 'en' ? 'inspector.wiki_en_reference' : 'inspector.wiki_reference';
-                 var info = getWikiInfo(wiki, code, referenceId);
+             if (this.seen.hasOwnProperty(slug)) {
+               occurenceAccumulator = this.seen[originalSlug];
 
-                 if (info) {
-                   result.wiki = info;
-                   break;
-                 }
-               }
+               do {
+                 occurenceAccumulator++;
+                 slug = originalSlug + '-' + occurenceAccumulator;
+               } while (this.seen.hasOwnProperty(slug));
+             }
 
-               if (result.wiki) break;
+             if (!isDryRun) {
+               this.seen[originalSlug] = occurenceAccumulator;
+               this.seen[slug] = 0;
              }
 
-             callback(null, result); // Helper method to get wiki info if a given language exists
+             return slug;
+           }
+           /**
+            * Convert string to unique id
+            * @param {object} options
+            * @param {boolean} options.dryrun Generates the next unique slug without updating the internal accumulator.
+            */
 
-             function getWikiInfo(wiki, langCode, tKey) {
-               if (wiki && wiki[langCode]) {
-                 return {
-                   title: wiki[langCode],
-                   text: tKey,
-                   url: 'https://wiki.openstreetmap.org/wiki/' + wiki[langCode]
-                 };
-               }
-             }
-           });
-         },
-         addLocale: function addLocale(langCode, qid) {
-           // Makes it easier to unit test
-           _localeIDs[langCode] = qid;
-         },
-         apibase: function apibase(val) {
-           if (!arguments.length) return _apibase;
-           _apibase = val;
-           return this;
+         }, {
+           key: "slug",
+           value: function slug(value) {
+             var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
+             var slug = this.serialize(value);
+             return this.getNextSafeSlug(slug, options.dryrun);
+           }
+         }]);
+
+         return Slugger;
+       }();
+
+       var Renderer$1 = Renderer_1;
+       var TextRenderer$1 = TextRenderer_1;
+       var Slugger$1 = Slugger_1;
+       var defaults$1 = defaults$5.exports.defaults;
+       var unescape$1 = helpers.unescape;
+       /**
+        * Parsing & Compiling
+        */
+
+       var Parser_1 = /*#__PURE__*/function () {
+         function Parser(options) {
+           _classCallCheck$1(this, Parser);
+
+           this.options = options || defaults$1;
+           this.options.renderer = this.options.renderer || new Renderer$1();
+           this.renderer = this.options.renderer;
+           this.renderer.options = this.options;
+           this.textRenderer = new TextRenderer$1();
+           this.slugger = new Slugger$1();
          }
-       };
+         /**
+          * Static Parse Method
+          */
+
+
+         _createClass$1(Parser, [{
+           key: "parse",
+           value:
+           /**
+            * Parse Loop
+            */
+           function parse(tokens) {
+             var top = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;
+             var out = '',
+                 i,
+                 j,
+                 k,
+                 l2,
+                 l3,
+                 row,
+                 cell,
+                 header,
+                 body,
+                 token,
+                 ordered,
+                 start,
+                 loose,
+                 itemBody,
+                 item,
+                 checked,
+                 task,
+                 checkbox;
+             var l = tokens.length;
 
-       var jsonpCache = {};
-       window.jsonpCache = jsonpCache;
-       function jsonpRequest(url, callback) {
-         var request = {
-           abort: function abort() {}
-         };
+             for (i = 0; i < l; i++) {
+               token = tokens[i];
 
-         if (window.JSONP_FIX) {
-           if (window.JSONP_DELAY === 0) {
-             callback(window.JSONP_FIX);
-           } else {
-             var t = window.setTimeout(function () {
-               callback(window.JSONP_FIX);
-             }, window.JSONP_DELAY || 0);
+               switch (token.type) {
+                 case 'space':
+                   {
+                     continue;
+                   }
 
-             request.abort = function () {
-               window.clearTimeout(t);
-             };
-           }
+                 case 'hr':
+                   {
+                     out += this.renderer.hr();
+                     continue;
+                   }
 
-           return request;
-         }
+                 case 'heading':
+                   {
+                     out += this.renderer.heading(this.parseInline(token.tokens), token.depth, unescape$1(this.parseInline(token.tokens, this.textRenderer)), this.slugger);
+                     continue;
+                   }
 
-         function rand() {
-           var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
-           var c = '';
-           var i = -1;
+                 case 'code':
+                   {
+                     out += this.renderer.code(token.text, token.lang, token.escaped);
+                     continue;
+                   }
 
-           while (++i < 15) {
-             c += chars.charAt(Math.floor(Math.random() * 52));
-           }
+                 case 'table':
+                   {
+                     header = ''; // header
 
-           return c;
-         }
+                     cell = '';
+                     l2 = token.header.length;
 
-         function create(url) {
-           var e = url.match(/callback=(\w+)/);
-           var c = e ? e[1] : rand();
+                     for (j = 0; j < l2; j++) {
+                       cell += this.renderer.tablecell(this.parseInline(token.tokens.header[j]), {
+                         header: true,
+                         align: token.align[j]
+                       });
+                     }
 
-           jsonpCache[c] = function (data) {
-             if (jsonpCache[c]) {
-               callback(data);
-             }
+                     header += this.renderer.tablerow(cell);
+                     body = '';
+                     l2 = token.cells.length;
 
-             finalize();
-           };
+                     for (j = 0; j < l2; j++) {
+                       row = token.tokens.cells[j];
+                       cell = '';
+                       l3 = row.length;
 
-           function finalize() {
-             delete jsonpCache[c];
-             script.remove();
-           }
+                       for (k = 0; k < l3; k++) {
+                         cell += this.renderer.tablecell(this.parseInline(row[k]), {
+                           header: false,
+                           align: token.align[k]
+                         });
+                       }
 
-           request.abort = finalize;
-           return 'jsonpCache.' + c;
-         }
+                       body += this.renderer.tablerow(cell);
+                     }
 
-         var cb = create(url);
-         var script = select('head').append('script').attr('type', 'text/javascript').attr('src', url.replace(/(\{|%7B)callback(\}|%7D)/, cb));
-         return request;
-       }
+                     out += this.renderer.table(header, body);
+                     continue;
+                   }
 
-       var bubbleApi = 'https://dev.virtualearth.net/mapcontrol/HumanScaleServices/GetBubbles.ashx?';
-       var streetsideImagesApi = 'https://t.ssl.ak.tiles.virtualearth.net/tiles/';
-       var bubbleAppKey = 'AuftgJsO0Xs8Ts4M1xZUQJQXJNsvmh3IV8DkNieCiy3tCwCUMq76-WpkrBtNAuEm';
-       var pannellumViewerCSS = 'pannellum-streetside/pannellum.css';
-       var pannellumViewerJS = 'pannellum-streetside/pannellum.js';
-       var maxResults$2 = 2000;
-       var tileZoom$2 = 16.5;
-       var tiler$6 = utilTiler().zoomExtent([tileZoom$2, tileZoom$2]).skipNullIsland(true);
-       var dispatch$7 = dispatch('loadedImages', 'viewerChanged');
-       var minHfov = 10; // zoom in degrees:  20, 10, 5
+                 case 'blockquote':
+                   {
+                     body = this.parse(token.tokens);
+                     out += this.renderer.blockquote(body);
+                     continue;
+                   }
 
-       var maxHfov = 90; // zoom out degrees
+                 case 'list':
+                   {
+                     ordered = token.ordered;
+                     start = token.start;
+                     loose = token.loose;
+                     l2 = token.items.length;
+                     body = '';
 
-       var defaultHfov = 45;
-       var _hires = false;
-       var _resolution = 512; // higher numbers are slower - 512, 1024, 2048, 4096
+                     for (j = 0; j < l2; j++) {
+                       item = token.items[j];
+                       checked = item.checked;
+                       task = item.task;
+                       itemBody = '';
 
-       var _currScene = 0;
+                       if (item.task) {
+                         checkbox = this.renderer.checkbox(checked);
 
-       var _ssCache;
+                         if (loose) {
+                           if (item.tokens.length > 0 && item.tokens[0].type === 'text') {
+                             item.tokens[0].text = checkbox + ' ' + item.tokens[0].text;
 
-       var _pannellumViewer;
+                             if (item.tokens[0].tokens && item.tokens[0].tokens.length > 0 && item.tokens[0].tokens[0].type === 'text') {
+                               item.tokens[0].tokens[0].text = checkbox + ' ' + item.tokens[0].tokens[0].text;
+                             }
+                           } else {
+                             item.tokens.unshift({
+                               type: 'text',
+                               text: checkbox
+                             });
+                           }
+                         } else {
+                           itemBody += checkbox;
+                         }
+                       }
 
-       var _sceneOptions = {
-         showFullscreenCtrl: false,
-         autoLoad: true,
-         compass: true,
-         yaw: 0,
-         minHfov: minHfov,
-         maxHfov: maxHfov,
-         hfov: defaultHfov,
-         type: 'cubemap',
-         cubeMap: []
-       };
+                       itemBody += this.parse(item.tokens, loose);
+                       body += this.renderer.listitem(itemBody, task, checked);
+                     }
 
-       var _loadViewerPromise$2;
-       /**
-        * abortRequest().
-        */
+                     out += this.renderer.list(body, ordered, start);
+                     continue;
+                   }
 
+                 case 'html':
+                   {
+                     // TODO parse inline content if parameter markdown=1
+                     out += this.renderer.html(token.text);
+                     continue;
+                   }
 
-       function abortRequest$6(i) {
-         i.abort();
-       }
-       /**
-        * localeTimeStamp().
-        */
+                 case 'paragraph':
+                   {
+                     out += this.renderer.paragraph(this.parseInline(token.tokens));
+                     continue;
+                   }
 
+                 case 'text':
+                   {
+                     body = token.tokens ? this.parseInline(token.tokens) : token.text;
 
-       function localeTimestamp(s) {
-         if (!s) return null;
-         var options = {
-           day: 'numeric',
-           month: 'short',
-           year: 'numeric'
-         };
-         var d = new Date(s);
-         if (isNaN(d.getTime())) return null;
-         return d.toLocaleString(_mainLocalizer.localeCode(), options);
-       }
-       /**
-        * loadTiles() wraps the process of generating tiles and then fetching image points for each tile.
-        */
+                     while (i + 1 < l && tokens[i + 1].type === 'text') {
+                       token = tokens[++i];
+                       body += '\n' + (token.tokens ? this.parseInline(token.tokens) : token.text);
+                     }
 
+                     out += top ? this.renderer.paragraph(body) : body;
+                     continue;
+                   }
 
-       function loadTiles$2(which, url, projection, margin) {
-         var tiles = tiler$6.margin(margin).getTiles(projection); // abort inflight requests that are no longer needed
+                 default:
+                   {
+                     var errMsg = 'Token with "' + token.type + '" type was not found.';
 
-         var cache = _ssCache[which];
-         Object.keys(cache.inflight).forEach(function (k) {
-           var wanted = tiles.find(function (tile) {
-             return k.indexOf(tile.id + ',') === 0;
-           });
+                     if (this.options.silent) {
+                       console.error(errMsg);
+                       return;
+                     } else {
+                       throw new Error(errMsg);
+                     }
+                   }
+               }
+             }
 
-           if (!wanted) {
-             abortRequest$6(cache.inflight[k]);
-             delete cache.inflight[k];
+             return out;
            }
-         });
-         tiles.forEach(function (tile) {
-           return loadNextTilePage$2(which, url, tile);
-         });
-       }
-       /**
-        * loadNextTilePage() load data for the next tile page in line.
-        */
-
+           /**
+            * Parse Inline Tokens
+            */
 
-       function loadNextTilePage$2(which, url, tile) {
-         var cache = _ssCache[which];
-         var nextPage = cache.nextPage[tile.id] || 0;
-         var id = tile.id + ',' + String(nextPage);
-         if (cache.loaded[id] || cache.inflight[id]) return;
-         cache.inflight[id] = getBubbles(url, tile, function (bubbles) {
-           cache.loaded[id] = true;
-           delete cache.inflight[id];
-           if (!bubbles) return; // [].shift() removes the first element, some statistics info, not a bubble point
+         }, {
+           key: "parseInline",
+           value: function parseInline(tokens, renderer) {
+             renderer = renderer || this.renderer;
+             var out = '',
+                 i,
+                 token;
+             var l = tokens.length;
 
-           bubbles.shift();
-           var features = bubbles.map(function (bubble) {
-             if (cache.points[bubble.id]) return null; // skip duplicates
+             for (i = 0; i < l; i++) {
+               token = tokens[i];
 
-             var loc = [bubble.lo, bubble.la];
-             var d = {
-               loc: loc,
-               key: bubble.id,
-               ca: bubble.he,
-               captured_at: bubble.cd,
-               captured_by: 'microsoft',
-               // nbn: bubble.nbn,
-               // pbn: bubble.pbn,
-               // ad: bubble.ad,
-               // rn: bubble.rn,
-               pr: bubble.pr,
-               // previous
-               ne: bubble.ne,
-               // next
-               pano: true,
-               sequenceKey: null
-             };
-             cache.points[bubble.id] = d; // a sequence starts here
+               switch (token.type) {
+                 case 'escape':
+                   {
+                     out += renderer.text(token.text);
+                     break;
+                   }
 
-             if (bubble.pr === undefined) {
-               cache.leaders.push(bubble.id);
-             }
+                 case 'html':
+                   {
+                     out += renderer.html(token.text);
+                     break;
+                   }
 
-             return {
-               minX: loc[0],
-               minY: loc[1],
-               maxX: loc[0],
-               maxY: loc[1],
-               data: d
-             };
-           }).filter(Boolean);
-           cache.rtree.load(features);
-           connectSequences();
+                 case 'link':
+                   {
+                     out += renderer.link(token.href, token.title, this.parseInline(token.tokens, renderer));
+                     break;
+                   }
 
-           if (which === 'bubbles') {
-             dispatch$7.call('loadedImages');
-           }
-         });
-       } // call this sometimes to connect the bubbles into sequences
+                 case 'image':
+                   {
+                     out += renderer.image(token.href, token.title, token.text);
+                     break;
+                   }
 
+                 case 'strong':
+                   {
+                     out += renderer.strong(this.parseInline(token.tokens, renderer));
+                     break;
+                   }
 
-       function connectSequences() {
-         var cache = _ssCache.bubbles;
-         var keepLeaders = [];
+                 case 'em':
+                   {
+                     out += renderer.em(this.parseInline(token.tokens, renderer));
+                     break;
+                   }
 
-         for (var i = 0; i < cache.leaders.length; i++) {
-           var bubble = cache.points[cache.leaders[i]];
-           var seen = {}; // try to make a sequence.. use the key of the leader bubble.
+                 case 'codespan':
+                   {
+                     out += renderer.codespan(token.text);
+                     break;
+                   }
 
-           var sequence = {
-             key: bubble.key,
-             bubbles: []
-           };
-           var complete = false;
+                 case 'br':
+                   {
+                     out += renderer.br();
+                     break;
+                   }
 
-           do {
-             sequence.bubbles.push(bubble);
-             seen[bubble.key] = true;
+                 case 'del':
+                   {
+                     out += renderer.del(this.parseInline(token.tokens, renderer));
+                     break;
+                   }
 
-             if (bubble.ne === undefined) {
-               complete = true;
-             } else {
-               bubble = cache.points[bubble.ne]; // advance to next
-             }
-           } while (bubble && !seen[bubble.key] && !complete);
+                 case 'text':
+                   {
+                     out += renderer.text(token.text);
+                     break;
+                   }
 
-           if (complete) {
-             _ssCache.sequences[sequence.key] = sequence; // assign bubbles to the sequence
+                 default:
+                   {
+                     var errMsg = 'Token with "' + token.type + '" type was not found.';
 
-             for (var j = 0; j < sequence.bubbles.length; j++) {
-               sequence.bubbles[j].sequenceKey = sequence.key;
-             } // create a GeoJSON LineString
+                     if (this.options.silent) {
+                       console.error(errMsg);
+                       return;
+                     } else {
+                       throw new Error(errMsg);
+                     }
+                   }
+               }
+             }
 
+             return out;
+           }
+         }], [{
+           key: "parse",
+           value: function parse(tokens, options) {
+             var parser = new Parser(options);
+             return parser.parse(tokens);
+           }
+           /**
+            * Static Parse Inline Method
+            */
 
-             sequence.geojson = {
-               type: 'LineString',
-               properties: {
-                 captured_at: sequence.bubbles[0] ? sequence.bubbles[0].captured_at : null,
-                 captured_by: sequence.bubbles[0] ? sequence.bubbles[0].captured_by : null,
-                 key: sequence.key
-               },
-               coordinates: sequence.bubbles.map(function (d) {
-                 return d.loc;
-               })
-             };
-           } else {
-             keepLeaders.push(cache.leaders[i]);
+         }, {
+           key: "parseInline",
+           value: function parseInline(tokens, options) {
+             var parser = new Parser(options);
+             return parser.parseInline(tokens);
            }
-         } // couldn't complete these, save for later
+         }]);
 
+         return Parser;
+       }();
 
-         cache.leaders = keepLeaders;
-       }
+       var Lexer = Lexer_1;
+       var Parser = Parser_1;
+       var Tokenizer = Tokenizer_1;
+       var Renderer = Renderer_1;
+       var TextRenderer = TextRenderer_1;
+       var Slugger = Slugger_1;
+       var merge = helpers.merge,
+           checkSanitizeDeprecation = helpers.checkSanitizeDeprecation,
+           escape$1 = helpers.escape;
+       var getDefaults = defaults$5.exports.getDefaults,
+           changeDefaults = defaults$5.exports.changeDefaults,
+           defaults = defaults$5.exports.defaults;
        /**
-        * getBubbles() handles the request to the server for a tile extent of 'bubbles' (streetside image locations).
+        * Marked
         */
 
+       function marked(src, opt, callback) {
+         // throw error in case of non string input
+         if (typeof src === 'undefined' || src === null) {
+           throw new Error('marked(): input parameter is undefined or null');
+         }
 
-       function getBubbles(url, tile, callback) {
-         var rect = tile.extent.rectangle();
-         var urlForRequest = url + utilQsString({
-           n: rect[3],
-           s: rect[1],
-           e: rect[2],
-           w: rect[0],
-           c: maxResults$2,
-           appkey: bubbleAppKey,
-           jsCallback: '{callback}'
-         });
-         return jsonpRequest(urlForRequest, function (data) {
-           if (!data || data.error) {
-             callback(null);
-           } else {
-             callback(data);
+         if (typeof src !== 'string') {
+           throw new Error('marked(): input parameter is of type ' + Object.prototype.toString.call(src) + ', string expected');
+         }
+
+         if (typeof opt === 'function') {
+           callback = opt;
+           opt = null;
+         }
+
+         opt = merge({}, marked.defaults, opt || {});
+         checkSanitizeDeprecation(opt);
+
+         if (callback) {
+           var highlight = opt.highlight;
+           var tokens;
+
+           try {
+             tokens = Lexer.lex(src, opt);
+           } catch (e) {
+             return callback(e);
            }
-         });
-       } // partition viewport into higher zoom tiles
 
+           var done = function done(err) {
+             var out;
 
-       function partitionViewport$2(projection) {
-         var z = geoScaleToZoom(projection.scale());
-         var z2 = Math.ceil(z * 2) / 2 + 2.5; // round to next 0.5 and add 2.5
+             if (!err) {
+               try {
+                 if (opt.walkTokens) {
+                   marked.walkTokens(tokens, opt.walkTokens);
+                 }
 
-         var tiler = utilTiler().zoomExtent([z2, z2]);
-         return tiler.getTiles(projection).map(function (tile) {
-           return tile.extent;
-         });
-       } // no more than `limit` results per partition.
+                 out = Parser.parse(tokens, opt);
+               } catch (e) {
+                 err = e;
+               }
+             }
+
+             opt.highlight = highlight;
+             return err ? callback(err) : callback(null, out);
+           };
 
+           if (!highlight || highlight.length < 3) {
+             return done();
+           }
 
-       function searchLimited$2(limit, projection, rtree) {
-         limit = limit || 5;
-         return partitionViewport$2(projection).reduce(function (result, extent) {
-           var found = rtree.search(extent.bbox()).slice(0, limit).map(function (d) {
-             return d.data;
+           delete opt.highlight;
+           if (!tokens.length) return done();
+           var pending = 0;
+           marked.walkTokens(tokens, function (token) {
+             if (token.type === 'code') {
+               pending++;
+               setTimeout(function () {
+                 highlight(token.text, token.lang, function (err, code) {
+                   if (err) {
+                     return done(err);
+                   }
+
+                   if (code != null && code !== token.text) {
+                     token.text = code;
+                     token.escaped = true;
+                   }
+
+                   pending--;
+
+                   if (pending === 0) {
+                     done();
+                   }
+                 });
+               }, 0);
+             }
            });
-           return found.length ? result.concat(found) : result;
-         }, []);
-       }
-       /**
-        * loadImage()
-        */
 
+           if (pending === 0) {
+             done();
+           }
 
-       function loadImage(imgInfo) {
-         return new Promise(function (resolve) {
-           var img = new Image();
+           return;
+         }
 
-           img.onload = function () {
-             var canvas = document.getElementById('ideditor-canvas' + imgInfo.face);
-             var ctx = canvas.getContext('2d');
-             ctx.drawImage(img, imgInfo.x, imgInfo.y);
-             resolve({
-               imgInfo: imgInfo,
-               status: 'ok'
-             });
-           };
+         try {
+           var _tokens = Lexer.lex(src, opt);
 
-           img.onerror = function () {
-             resolve({
-               data: imgInfo,
-               status: 'error'
-             });
-           };
+           if (opt.walkTokens) {
+             marked.walkTokens(_tokens, opt.walkTokens);
+           }
 
-           img.setAttribute('crossorigin', '');
-           img.src = imgInfo.url;
-         });
+           return Parser.parse(_tokens, opt);
+         } catch (e) {
+           e.message += '\nPlease report this to https://github.com/markedjs/marked.';
+
+           if (opt.silent) {
+             return '<p>An error occurred:</p><pre>' + escape$1(e.message + '', true) + '</pre>';
+           }
+
+           throw e;
+         }
        }
        /**
-        * loadCanvas()
+        * Options
         */
 
 
-       function loadCanvas(imageGroup) {
-         return Promise.all(imageGroup.map(loadImage)).then(function (data) {
-           var canvas = document.getElementById('ideditor-canvas' + data[0].imgInfo.face);
-           var which = {
-             '01': 0,
-             '02': 1,
-             '03': 2,
-             '10': 3,
-             '11': 4,
-             '12': 5
-           };
-           var face = data[0].imgInfo.face;
-           _sceneOptions.cubeMap[which[face]] = canvas.toDataURL('image/jpeg', 1.0);
-           return {
-             status: 'loadCanvas for face ' + data[0].imgInfo.face + 'ok'
-           };
-         });
-       }
+       marked.options = marked.setOptions = function (opt) {
+         merge(marked.defaults, opt);
+         changeDefaults(marked.defaults);
+         return marked;
+       };
+
+       marked.getDefaults = getDefaults;
+       marked.defaults = defaults;
        /**
-        * loadFaces()
+        * Use Extension
         */
 
+       marked.use = function (extension) {
+         var opts = merge({}, extension);
 
-       function loadFaces(faceGroup) {
-         return Promise.all(faceGroup.map(loadCanvas)).then(function () {
-           return {
-             status: 'loadFaces done'
-           };
-         });
-       }
-
-       function setupCanvas(selection, reset) {
-         if (reset) {
-           selection.selectAll('#ideditor-stitcher-canvases').remove();
-         } // Add the Streetside working canvases. These are used for 'stitching', or combining,
-         // multiple images for each of the six faces, before passing to the Pannellum control as DataUrls
+         if (extension.renderer) {
+           (function () {
+             var renderer = marked.defaults.renderer || new Renderer();
 
+             var _loop = function _loop(prop) {
+               var prevRenderer = renderer[prop];
 
-         selection.selectAll('#ideditor-stitcher-canvases').data([0]).enter().append('div').attr('id', 'ideditor-stitcher-canvases').attr('display', 'none').selectAll('canvas').data(['canvas01', 'canvas02', 'canvas03', 'canvas10', 'canvas11', 'canvas12']).enter().append('canvas').attr('id', function (d) {
-           return 'ideditor-' + d;
-         }).attr('width', _resolution).attr('height', _resolution);
-       }
+               renderer[prop] = function () {
+                 for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
+                   args[_key] = arguments[_key];
+                 }
 
-       function qkToXY(qk) {
-         var x = 0;
-         var y = 0;
-         var scale = 256;
+                 var ret = extension.renderer[prop].apply(renderer, args);
 
-         for (var i = qk.length; i > 0; i--) {
-           var key = qk[i - 1];
-           x += +(key === '1' || key === '3') * scale;
-           y += +(key === '2' || key === '3') * scale;
-           scale *= 2;
-         }
+                 if (ret === false) {
+                   ret = prevRenderer.apply(renderer, args);
+                 }
 
-         return [x, y];
-       }
+                 return ret;
+               };
+             };
 
-       function getQuadKeys() {
-         var dim = _resolution / 256;
-         var quadKeys;
+             for (var prop in extension.renderer) {
+               _loop(prop);
+             }
 
-         if (dim === 16) {
-           quadKeys = ['0000', '0001', '0010', '0011', '0100', '0101', '0110', '0111', '1000', '1001', '1010', '1011', '1100', '1101', '1110', '1111', '0002', '0003', '0012', '0013', '0102', '0103', '0112', '0113', '1002', '1003', '1012', '1013', '1102', '1103', '1112', '1113', '0020', '0021', '0030', '0031', '0120', '0121', '0130', '0131', '1020', '1021', '1030', '1031', '1120', '1121', '1130', '1131', '0022', '0023', '0032', '0033', '0122', '0123', '0132', '0133', '1022', '1023', '1032', '1033', '1122', '1123', '1132', '1133', '0200', '0201', '0210', '0211', '0300', '0301', '0310', '0311', '1200', '1201', '1210', '1211', '1300', '1301', '1310', '1311', '0202', '0203', '0212', '0213', '0302', '0303', '0312', '0313', '1202', '1203', '1212', '1213', '1302', '1303', '1312', '1313', '0220', '0221', '0230', '0231', '0320', '0321', '0330', '0331', '1220', '1221', '1230', '1231', '1320', '1321', '1330', '1331', '0222', '0223', '0232', '0233', '0322', '0323', '0332', '0333', '1222', '1223', '1232', '1233', '1322', '1323', '1332', '1333', '2000', '2001', '2010', '2011', '2100', '2101', '2110', '2111', '3000', '3001', '3010', '3011', '3100', '3101', '3110', '3111', '2002', '2003', '2012', '2013', '2102', '2103', '2112', '2113', '3002', '3003', '3012', '3013', '3102', '3103', '3112', '3113', '2020', '2021', '2030', '2031', '2120', '2121', '2130', '2131', '3020', '3021', '3030', '3031', '3120', '3121', '3130', '3131', '2022', '2023', '2032', '2033', '2122', '2123', '2132', '2133', '3022', '3023', '3032', '3033', '3122', '3123', '3132', '3133', '2200', '2201', '2210', '2211', '2300', '2301', '2310', '2311', '3200', '3201', '3210', '3211', '3300', '3301', '3310', '3311', '2202', '2203', '2212', '2213', '2302', '2303', '2312', '2313', '3202', '3203', '3212', '3213', '3302', '3303', '3312', '3313', '2220', '2221', '2230', '2231', '2320', '2321', '2330', '2331', '3220', '3221', '3230', '3231', '3320', '3321', '3330', '3331', '2222', '2223', '2232', '2233', '2322', '2323', '2332', '2333', '3222', '3223', '3232', '3233', '3322', '3323', '3332', '3333'];
-         } else if (dim === 8) {
-           quadKeys = ['000', '001', '010', '011', '100', '101', '110', '111', '002', '003', '012', '013', '102', '103', '112', '113', '020', '021', '030', '031', '120', '121', '130', '131', '022', '023', '032', '033', '122', '123', '132', '133', '200', '201', '210', '211', '300', '301', '310', '311', '202', '203', '212', '213', '302', '303', '312', '313', '220', '221', '230', '231', '320', '321', '330', '331', '222', '223', '232', '233', '322', '323', '332', '333'];
-         } else if (dim === 4) {
-           quadKeys = ['00', '01', '10', '11', '02', '03', '12', '13', '20', '21', '30', '31', '22', '23', '32', '33'];
-         } else {
-           // dim === 2
-           quadKeys = ['0', '1', '2', '3'];
+             opts.renderer = renderer;
+           })();
          }
 
-         return quadKeys;
-       }
-
-       var serviceStreetside = {
-         /**
-          * init() initialize streetside.
-          */
-         init: function init() {
-           if (!_ssCache) {
-             this.reset();
-           }
+         if (extension.tokenizer) {
+           (function () {
+             var tokenizer = marked.defaults.tokenizer || new Tokenizer();
 
-           this.event = utilRebind(this, dispatch$7, 'on');
-         },
+             var _loop2 = function _loop2(prop) {
+               var prevTokenizer = tokenizer[prop];
 
-         /**
-          * reset() reset the cache.
-          */
-         reset: function reset() {
-           if (_ssCache) {
-             Object.values(_ssCache.bubbles.inflight).forEach(abortRequest$6);
-           }
+               tokenizer[prop] = function () {
+                 for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
+                   args[_key2] = arguments[_key2];
+                 }
 
-           _ssCache = {
-             bubbles: {
-               inflight: {},
-               loaded: {},
-               nextPage: {},
-               rtree: new RBush(),
-               points: {},
-               leaders: []
-             },
-             sequences: {}
-           };
-         },
+                 var ret = extension.tokenizer[prop].apply(tokenizer, args);
 
-         /**
-          * bubbles()
-          */
-         bubbles: function bubbles(projection) {
-           var limit = 5;
-           return searchLimited$2(limit, projection, _ssCache.bubbles.rtree);
-         },
-         cachedImage: function cachedImage(imageKey) {
-           return _ssCache.bubbles.points[imageKey];
-         },
-         sequences: function sequences(projection) {
-           var viewport = projection.clipExtent();
-           var min = [viewport[0][0], viewport[1][1]];
-           var max = [viewport[1][0], viewport[0][1]];
-           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
-           var seen = {};
-           var results = []; // all sequences for bubbles in viewport
+                 if (ret === false) {
+                   ret = prevTokenizer.apply(tokenizer, args);
+                 }
 
-           _ssCache.bubbles.rtree.search(bbox).forEach(function (d) {
-             var key = d.data.sequenceKey;
+                 return ret;
+               };
+             };
 
-             if (key && !seen[key]) {
-               seen[key] = true;
-               results.push(_ssCache.sequences[key].geojson);
+             for (var prop in extension.tokenizer) {
+               _loop2(prop);
              }
-           });
 
-           return results;
-         },
+             opts.tokenizer = tokenizer;
+           })();
+         }
 
-         /**
-          * loadBubbles()
-          */
-         loadBubbles: function loadBubbles(projection, margin) {
-           // by default: request 2 nearby tiles so we can connect sequences.
-           if (margin === undefined) margin = 2;
-           loadTiles$2('bubbles', bubbleApi, projection, margin);
-         },
-         viewer: function viewer() {
-           return _pannellumViewer;
-         },
-         initViewer: function initViewer() {
-           if (!window.pannellum) return;
-           if (_pannellumViewer) return;
-           _currScene += 1;
+         if (extension.walkTokens) {
+           var walkTokens = marked.defaults.walkTokens;
 
-           var sceneID = _currScene.toString();
+           opts.walkTokens = function (token) {
+             extension.walkTokens(token);
 
-           var options = {
-             'default': {
-               firstScene: sceneID
-             },
-             scenes: {}
+             if (walkTokens) {
+               walkTokens(token);
+             }
            };
-           options.scenes[sceneID] = _sceneOptions;
-           _pannellumViewer = window.pannellum.viewer('ideditor-viewer-streetside', options);
-         },
-         ensureViewerLoaded: function ensureViewerLoaded(context) {
-           if (_loadViewerPromise$2) return _loadViewerPromise$2; // create ms-wrapper, a photo wrapper class
-
-           var wrap = context.container().select('.photoviewer').selectAll('.ms-wrapper').data([0]); // inject ms-wrapper into the photoviewer div
-           // (used by all to house each custom photo viewer)
+         }
 
-           var wrapEnter = wrap.enter().append('div').attr('class', 'photo-wrapper ms-wrapper').classed('hide', true);
-           var that = this;
-           var pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse'; // inject div to support streetside viewer (pannellum) and attribution line
+         marked.setOptions(opts);
+       };
+       /**
+        * Run callback for every token
+        */
 
-           wrapEnter.append('div').attr('id', 'ideditor-viewer-streetside').on(pointerPrefix + 'down.streetside', function () {
-             select(window).on(pointerPrefix + 'move.streetside', function () {
-               dispatch$7.call('viewerChanged');
-             }, true);
-           }).on(pointerPrefix + 'up.streetside pointercancel.streetside', function () {
-             select(window).on(pointerPrefix + 'move.streetside', null); // continue dispatching events for a few seconds, in case viewer has inertia.
 
-             var t = timer(function (elapsed) {
-               dispatch$7.call('viewerChanged');
+       marked.walkTokens = function (tokens, callback) {
+         var _iterator = _createForOfIteratorHelper(tokens),
+             _step;
 
-               if (elapsed > 2000) {
-                 t.stop();
-               }
-             });
-           }).append('div').attr('class', 'photo-attribution fillD');
-           var controlsEnter = wrapEnter.append('div').attr('class', 'photo-controls-wrap').append('div').attr('class', 'photo-controls');
-           controlsEnter.append('button').on('click.back', step(-1)).html('◄');
-           controlsEnter.append('button').on('click.forward', step(1)).html('►'); // create working canvas for stitching together images
+         try {
+           for (_iterator.s(); !(_step = _iterator.n()).done;) {
+             var token = _step.value;
+             callback(token);
 
-           wrap = wrap.merge(wrapEnter).call(setupCanvas, true); // Register viewer resize handler
+             switch (token.type) {
+               case 'table':
+                 {
+                   var _iterator2 = _createForOfIteratorHelper(token.tokens.header),
+                       _step2;
 
-           context.ui().photoviewer.on('resize.streetside', function () {
-             if (_pannellumViewer) {
-               _pannellumViewer.resize();
-             }
-           });
-           _loadViewerPromise$2 = new Promise(function (resolve, reject) {
-             var loadedCount = 0;
+                   try {
+                     for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
+                       var cell = _step2.value;
+                       marked.walkTokens(cell, callback);
+                     }
+                   } catch (err) {
+                     _iterator2.e(err);
+                   } finally {
+                     _iterator2.f();
+                   }
 
-             function loaded() {
-               loadedCount += 1; // wait until both files are loaded
+                   var _iterator3 = _createForOfIteratorHelper(token.tokens.cells),
+                       _step3;
 
-               if (loadedCount === 2) resolve();
-             }
+                   try {
+                     for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
+                       var row = _step3.value;
 
-             var head = select('head'); // load streetside pannellum viewer css
+                       var _iterator4 = _createForOfIteratorHelper(row),
+                           _step4;
 
-             head.selectAll('#ideditor-streetside-viewercss').data([0]).enter().append('link').attr('id', 'ideditor-streetside-viewercss').attr('rel', 'stylesheet').attr('crossorigin', 'anonymous').attr('href', context.asset(pannellumViewerCSS)).on('load.serviceStreetside', loaded).on('error.serviceStreetside', function () {
-               reject();
-             }); // load streetside pannellum viewer js
+                       try {
+                         for (_iterator4.s(); !(_step4 = _iterator4.n()).done;) {
+                           var _cell = _step4.value;
+                           marked.walkTokens(_cell, callback);
+                         }
+                       } catch (err) {
+                         _iterator4.e(err);
+                       } finally {
+                         _iterator4.f();
+                       }
+                     }
+                   } catch (err) {
+                     _iterator3.e(err);
+                   } finally {
+                     _iterator3.f();
+                   }
 
-             head.selectAll('#ideditor-streetside-viewerjs').data([0]).enter().append('script').attr('id', 'ideditor-streetside-viewerjs').attr('crossorigin', 'anonymous').attr('src', context.asset(pannellumViewerJS)).on('load.serviceStreetside', loaded).on('error.serviceStreetside', function () {
-               reject();
-             });
-           })["catch"](function () {
-             _loadViewerPromise$2 = null;
-           });
-           return _loadViewerPromise$2;
+                   break;
+                 }
 
-           function step(stepBy) {
-             return function () {
-               var viewer = context.container().select('.photoviewer');
-               var selected = viewer.empty() ? undefined : viewer.datum();
-               if (!selected) return;
-               var nextID = stepBy === 1 ? selected.ne : selected.pr;
+               case 'list':
+                 {
+                   marked.walkTokens(token.items, callback);
+                   break;
+                 }
 
-               var yaw = _pannellumViewer.getYaw();
+               default:
+                 {
+                   if (token.tokens) {
+                     marked.walkTokens(token.tokens, callback);
+                   }
+                 }
+             }
+           }
+         } catch (err) {
+           _iterator.e(err);
+         } finally {
+           _iterator.f();
+         }
+       };
+       /**
+        * Parse Inline
+        */
 
-               var ca = selected.ca + yaw;
-               var origin = selected.loc; // construct a search trapezoid pointing out from current bubble
 
-               var meters = 35;
-               var p1 = [origin[0] + geoMetersToLon(meters / 5, origin[1]), origin[1]];
-               var p2 = [origin[0] + geoMetersToLon(meters / 2, origin[1]), origin[1] + geoMetersToLat(meters)];
-               var p3 = [origin[0] - geoMetersToLon(meters / 2, origin[1]), origin[1] + geoMetersToLat(meters)];
-               var p4 = [origin[0] - geoMetersToLon(meters / 5, origin[1]), origin[1]];
-               var poly = [p1, p2, p3, p4, p1]; // rotate it to face forward/backward
+       marked.parseInline = function (src, opt) {
+         // throw error in case of non string input
+         if (typeof src === 'undefined' || src === null) {
+           throw new Error('marked.parseInline(): input parameter is undefined or null');
+         }
 
-               var angle = (stepBy === 1 ? ca : ca + 180) * (Math.PI / 180);
-               poly = geoRotate(poly, -angle, origin);
-               var extent = poly.reduce(function (extent, point) {
-                 return extent.extend(geoExtent(point));
-               }, geoExtent()); // find nearest other bubble in the search polygon
+         if (typeof src !== 'string') {
+           throw new Error('marked.parseInline(): input parameter is of type ' + Object.prototype.toString.call(src) + ', string expected');
+         }
 
-               var minDist = Infinity;
+         opt = merge({}, marked.defaults, opt || {});
+         checkSanitizeDeprecation(opt);
 
-               _ssCache.bubbles.rtree.search(extent.bbox()).forEach(function (d) {
-                 if (d.data.key === selected.key) return;
-                 if (!geoPointInPolygon(d.data.loc, poly)) return;
-                 var dist = geoVecLength(d.data.loc, selected.loc);
-                 var theta = selected.ca - d.data.ca;
-                 var minTheta = Math.min(Math.abs(theta), 360 - Math.abs(theta));
+         try {
+           var tokens = Lexer.lexInline(src, opt);
 
-                 if (minTheta > 20) {
-                   dist += 5; // penalize distance if camera angles don't match
-                 }
+           if (opt.walkTokens) {
+             marked.walkTokens(tokens, opt.walkTokens);
+           }
 
-                 if (dist < minDist) {
-                   nextID = d.data.key;
-                   minDist = dist;
-                 }
-               });
+           return Parser.parseInline(tokens, opt);
+         } catch (e) {
+           e.message += '\nPlease report this to https://github.com/markedjs/marked.';
 
-               var nextBubble = nextID && that.cachedImage(nextID);
-               if (!nextBubble) return;
-               context.map().centerEase(nextBubble.loc);
-               that.selectImage(context, nextBubble.key).yaw(yaw).showViewer(context);
-             };
+           if (opt.silent) {
+             return '<p>An error occurred:</p><pre>' + escape$1(e.message + '', true) + '</pre>';
            }
-         },
-         yaw: function yaw(_yaw) {
-           if (typeof _yaw !== 'number') return _yaw;
-           _sceneOptions.yaw = _yaw;
-           return this;
-         },
 
-         /**
-          * showViewer()
-          */
-         showViewer: function showViewer(context) {
-           var wrap = context.container().select('.photoviewer').classed('hide', false);
-           var isHidden = wrap.selectAll('.photo-wrapper.ms-wrapper.hide').size();
+           throw e;
+         }
+       };
+       /**
+        * Expose
+        */
 
-           if (isHidden) {
-             wrap.selectAll('.photo-wrapper:not(.ms-wrapper)').classed('hide', true);
-             wrap.selectAll('.photo-wrapper.ms-wrapper').classed('hide', false);
-           }
 
-           return this;
-         },
+       marked.Parser = Parser;
+       marked.parser = Parser.parse;
+       marked.Renderer = Renderer;
+       marked.TextRenderer = TextRenderer;
+       marked.Lexer = Lexer;
+       marked.lexer = Lexer.lex;
+       marked.Tokenizer = Tokenizer;
+       marked.Slugger = Slugger;
+       marked.parse = marked;
+       var marked_1 = marked;
 
-         /**
-          * hideViewer()
-          */
-         hideViewer: function hideViewer(context) {
-           var viewer = context.container().select('.photoviewer');
-           if (!viewer.empty()) viewer.datum(null);
-           viewer.classed('hide', true).selectAll('.photo-wrapper').classed('hide', true);
-           context.container().selectAll('.viewfield-group, .sequence, .icon-sign').classed('currentView', false);
-           this.updateUrlImage(null);
-           return this.setStyles(context, null, true);
-         },
+       var tiler$4 = utilTiler();
+       var dispatch$5 = dispatch$8('loaded');
+       var _tileZoom$1 = 14;
+       var _osmoseUrlRoot = 'https://osmose.openstreetmap.fr/api/0.3';
+       var _osmoseData = {
+         icons: {},
+         items: []
+       }; // This gets reassigned if reset
 
-         /**
-          * selectImage().
-          */
-         selectImage: function selectImage(context, key) {
-           var that = this;
-           var d = this.cachedImage(key);
-           var viewer = context.container().select('.photoviewer');
-           if (!viewer.empty()) viewer.datum(d);
-           this.setStyles(context, null, true);
-           var wrap = context.container().select('.photoviewer .ms-wrapper');
-           var attribution = wrap.selectAll('.photo-attribution').html('');
-           wrap.selectAll('.pnlm-load-box') // display "loading.."
-           .style('display', 'block');
-           if (!d) return this;
-           this.updateUrlImage(key);
-           _sceneOptions.northOffset = d.ca;
-           var line1 = attribution.append('div').attr('class', 'attribution-row');
-           var hiresDomId = utilUniqueDomId('streetside-hires'); // Add hires checkbox
+       var _cache;
 
-           var label = line1.append('label').attr('for', hiresDomId).attr('class', 'streetside-hires');
-           label.append('input').attr('type', 'checkbox').attr('id', hiresDomId).property('checked', _hires).on('click', function (d3_event) {
-             d3_event.stopPropagation();
-             _hires = !_hires;
-             _resolution = _hires ? 1024 : 512;
-             wrap.call(setupCanvas, true);
-             var viewstate = {
-               yaw: _pannellumViewer.getYaw(),
-               pitch: _pannellumViewer.getPitch(),
-               hfov: _pannellumViewer.getHfov()
-             };
-             _sceneOptions = Object.assign(_sceneOptions, viewstate);
-             that.selectImage(context, d.key).showViewer(context);
+       function abortRequest$4(controller) {
+         if (controller) {
+           controller.abort();
+         }
+       }
+
+       function abortUnwantedRequests$1(cache, tiles) {
+         Object.keys(cache.inflightTile).forEach(function (k) {
+           var wanted = tiles.find(function (tile) {
+             return k === tile.id;
            });
-           label.append('span').html(_t.html('streetside.hires'));
-           var captureInfo = line1.append('div').attr('class', 'attribution-capture-info'); // Add capture date
 
-           if (d.captured_by) {
-             var yyyy = new Date().getFullYear();
-             captureInfo.append('a').attr('class', 'captured_by').attr('target', '_blank').attr('href', 'https://www.microsoft.com/en-us/maps/streetside').html('©' + yyyy + ' Microsoft');
-             captureInfo.append('span').html('|');
+           if (!wanted) {
+             abortRequest$4(cache.inflightTile[k]);
+             delete cache.inflightTile[k];
            }
+         });
+       }
 
-           if (d.captured_at) {
-             captureInfo.append('span').attr('class', 'captured_at').html(localeTimestamp(d.captured_at));
-           } // Add image links
-
+       function encodeIssueRtree(d) {
+         return {
+           minX: d.loc[0],
+           minY: d.loc[1],
+           maxX: d.loc[0],
+           maxY: d.loc[1],
+           data: d
+         };
+       } // Replace or remove QAItem from rtree
 
-           var line2 = attribution.append('div').attr('class', 'attribution-row');
-           line2.append('a').attr('class', 'image-view-link').attr('target', '_blank').attr('href', 'https://www.bing.com/maps?cp=' + d.loc[1] + '~' + d.loc[0] + '&lvl=17&dir=' + d.ca + '&style=x&v=2&sV=1').html(_t.html('streetside.view_on_bing'));
-           line2.append('a').attr('class', 'image-report-link').attr('target', '_blank').attr('href', 'https://www.bing.com/maps/privacyreport/streetsideprivacyreport?bubbleid=' + encodeURIComponent(d.key) + '&focus=photo&lat=' + d.loc[1] + '&lng=' + d.loc[0] + '&z=17').html(_t.html('streetside.report'));
-           var bubbleIdQuadKey = d.key.toString(4);
-           var paddingNeeded = 16 - bubbleIdQuadKey.length;
 
-           for (var i = 0; i < paddingNeeded; i++) {
-             bubbleIdQuadKey = '0' + bubbleIdQuadKey;
-           }
+       function updateRtree$1(item, replace) {
+         _cache.rtree.remove(item, function (a, b) {
+           return a.data.id === b.data.id;
+         });
 
-           var imgUrlPrefix = streetsideImagesApi + 'hs' + bubbleIdQuadKey;
-           var imgUrlSuffix = '.jpg?g=6338&n=z'; // Cubemap face code order matters here: front=01, right=02, back=03, left=10, up=11, down=12
+         if (replace) {
+           _cache.rtree.insert(item);
+         }
+       } // Issues shouldn't obscure each other
 
-           var faceKeys = ['01', '02', '03', '10', '11', '12']; // Map images to cube faces
 
-           var quadKeys = getQuadKeys();
-           var faces = faceKeys.map(function (faceKey) {
-             return quadKeys.map(function (quadKey) {
-               var xy = qkToXY(quadKey);
-               return {
-                 face: faceKey,
-                 url: imgUrlPrefix + faceKey + quadKey + imgUrlSuffix,
-                 x: xy[0],
-                 y: xy[1]
-               };
-             });
-           });
-           loadFaces(faces).then(function () {
-             if (!_pannellumViewer) {
-               that.initViewer();
-             } else {
-               // make a new scene
-               _currScene += 1;
+       function preventCoincident(loc) {
+         var coincident = false;
 
-               var sceneID = _currScene.toString();
+         do {
+           // first time, move marker up. after that, move marker right.
+           var delta = coincident ? [0.00001, 0] : [0, 0.00001];
+           loc = geoVecAdd(loc, delta);
+           var bbox = geoExtent(loc).bbox();
+           coincident = _cache.rtree.search(bbox).length;
+         } while (coincident);
 
-               _pannellumViewer.addScene(sceneID, _sceneOptions).loadScene(sceneID); // remove previous scene
+         return loc;
+       }
 
+       var serviceOsmose = {
+         title: 'osmose',
+         init: function init() {
+           _mainFileFetcher.get('qa_data').then(function (d) {
+             _osmoseData = d.osmose;
+             _osmoseData.items = Object.keys(d.osmose.icons).map(function (s) {
+               return s.split('-')[0];
+             }).reduce(function (unique, item) {
+               return unique.indexOf(item) !== -1 ? unique : [].concat(_toConsumableArray(unique), [item]);
+             }, []);
+           });
 
-               if (_currScene > 2) {
-                 sceneID = (_currScene - 1).toString();
+           if (!_cache) {
+             this.reset();
+           }
 
-                 _pannellumViewer.removeScene(sceneID);
-               }
-             }
-           });
-           return this;
-         },
-         getSequenceKeyForBubble: function getSequenceKeyForBubble(d) {
-           return d && d.sequenceKey;
+           this.event = utilRebind(this, dispatch$5, 'on');
          },
-         // Updates the currently highlighted sequence and selected bubble.
-         // Reset is only necessary when interacting with the viewport because
-         // this implicitly changes the currently selected bubble/sequence
-         setStyles: function setStyles(context, hovered, reset) {
-           if (reset) {
-             // reset all layers
-             context.container().selectAll('.viewfield-group').classed('highlighted', false).classed('hovered', false).classed('currentView', false);
-             context.container().selectAll('.sequence').classed('highlighted', false).classed('currentView', false);
-           }
+         reset: function reset() {
+           var _strings = {};
+           var _colors = {};
 
-           var hoveredBubbleKey = hovered && hovered.key;
-           var hoveredSequenceKey = this.getSequenceKeyForBubble(hovered);
-           var hoveredSequence = hoveredSequenceKey && _ssCache.sequences[hoveredSequenceKey];
-           var hoveredBubbleKeys = hoveredSequence && hoveredSequence.bubbles.map(function (d) {
-             return d.key;
-           }) || [];
-           var viewer = context.container().select('.photoviewer');
-           var selected = viewer.empty() ? undefined : viewer.datum();
-           var selectedBubbleKey = selected && selected.key;
-           var selectedSequenceKey = this.getSequenceKeyForBubble(selected);
-           var selectedSequence = selectedSequenceKey && _ssCache.sequences[selectedSequenceKey];
-           var selectedBubbleKeys = selectedSequence && selectedSequence.bubbles.map(function (d) {
-             return d.key;
-           }) || []; // highlight sibling viewfields on either the selected or the hovered sequences
+           if (_cache) {
+             Object.values(_cache.inflightTile).forEach(abortRequest$4); // Strings and colors are static and should not be re-populated
 
-           var highlightedBubbleKeys = utilArrayUnion(hoveredBubbleKeys, selectedBubbleKeys);
-           context.container().selectAll('.layer-streetside-images .viewfield-group').classed('highlighted', function (d) {
-             return highlightedBubbleKeys.indexOf(d.key) !== -1;
-           }).classed('hovered', function (d) {
-             return d.key === hoveredBubbleKey;
-           }).classed('currentView', function (d) {
-             return d.key === selectedBubbleKey;
-           });
-           context.container().selectAll('.layer-streetside-images .sequence').classed('highlighted', function (d) {
-             return d.properties.key === hoveredSequenceKey;
-           }).classed('currentView', function (d) {
-             return d.properties.key === selectedSequenceKey;
-           }); // update viewfields if needed
+             _strings = _cache.strings;
+             _colors = _cache.colors;
+           }
 
-           context.container().selectAll('.viewfield-group .viewfield').attr('d', viewfieldPath);
+           _cache = {
+             data: {},
+             loadedTile: {},
+             inflightTile: {},
+             inflightPost: {},
+             closed: {},
+             rtree: new RBush(),
+             strings: _strings,
+             colors: _colors
+           };
+         },
+         loadIssues: function loadIssues(projection) {
+           var _this = this;
 
-           function viewfieldPath() {
-             var d = this.parentNode.__data__;
+           var params = {
+             // Tiles return a maximum # of issues
+             // So we want to filter our request for only types iD supports
+             item: _osmoseData.items
+           }; // determine the needed tiles to cover the view
 
-             if (d.pano && d.key !== selectedBubbleKey) {
-               return 'M 8,13 m -10,0 a 10,10 0 1,0 20,0 a 10,10 0 1,0 -20,0';
-             } else {
-               return 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z';
-             }
-           }
+           var tiles = tiler$4.zoomExtent([_tileZoom$1, _tileZoom$1]).getTiles(projection); // abort inflight requests that are no longer needed
 
-           return this;
-         },
-         updateUrlImage: function updateUrlImage(imageKey) {
-           if (!window.mocha) {
-             var hash = utilStringQs(window.location.hash);
+           abortUnwantedRequests$1(_cache, tiles); // issue new requests..
 
-             if (imageKey) {
-               hash.photo = 'streetside/' + imageKey;
-             } else {
-               delete hash.photo;
-             }
+           tiles.forEach(function (tile) {
+             if (_cache.loadedTile[tile.id] || _cache.inflightTile[tile.id]) return;
 
-             window.location.replace('#' + utilQsString(hash, true));
-           }
-         },
+             var _tile$xyz = _slicedToArray(tile.xyz, 3),
+                 x = _tile$xyz[0],
+                 y = _tile$xyz[1],
+                 z = _tile$xyz[2];
 
-         /**
-          * cache().
-          */
-         cache: function cache() {
-           return _ssCache;
-         }
-       };
+             var url = "".concat(_osmoseUrlRoot, "/issues/").concat(z, "/").concat(x, "/").concat(y, ".json?") + utilQsString(params);
+             var controller = new AbortController();
+             _cache.inflightTile[tile.id] = controller;
+             d3_json(url, {
+               signal: controller.signal
+             }).then(function (data) {
+               delete _cache.inflightTile[tile.id];
+               _cache.loadedTile[tile.id] = true;
 
-       var _apibase$1 = 'https://taginfo.openstreetmap.org/api/4/';
-       var _inflight$2 = {};
-       var _popularKeys = {};
-       var _taginfoCache = {};
-       var tag_sorts = {
-         point: 'count_nodes',
-         vertex: 'count_nodes',
-         area: 'count_ways',
-         line: 'count_ways'
-       };
-       var tag_sort_members = {
-         point: 'count_node_members',
-         vertex: 'count_node_members',
-         area: 'count_way_members',
-         line: 'count_way_members',
-         relation: 'count_relation_members'
-       };
-       var tag_filters = {
-         point: 'nodes',
-         vertex: 'nodes',
-         area: 'ways',
-         line: 'ways'
-       };
-       var tag_members_fractions = {
-         point: 'count_node_members_fraction',
-         vertex: 'count_node_members_fraction',
-         area: 'count_way_members_fraction',
-         line: 'count_way_members_fraction',
-         relation: 'count_relation_members_fraction'
-       };
+               if (data.features) {
+                 data.features.forEach(function (issue) {
+                   var _issue$properties = issue.properties,
+                       item = _issue$properties.item,
+                       cl = _issue$properties["class"],
+                       id = _issue$properties.uuid;
+                   /* Osmose issues are uniquely identified by a unique
+                     `item` and `class` combination (both integer values) */
 
-       function sets(params, n, o) {
-         if (params.geometry && o[params.geometry]) {
-           params[n] = o[params.geometry];
-         }
+                   var itemType = "".concat(item, "-").concat(cl); // Filter out unsupported issue types (some are too specific or advanced)
 
-         return params;
-       }
+                   if (itemType in _osmoseData.icons) {
+                     var loc = issue.geometry.coordinates; // lon, lat
 
-       function setFilter(params) {
-         return sets(params, 'filter', tag_filters);
-       }
+                     loc = preventCoincident(loc);
+                     var d = new QAItem(loc, _this, itemType, id, {
+                       item: item
+                     }); // Setting elems here prevents UI detail requests
 
-       function setSort(params) {
-         return sets(params, 'sortname', tag_sorts);
-       }
+                     if (item === 8300 || item === 8360) {
+                       d.elems = [];
+                     }
 
-       function setSortMembers(params) {
-         return sets(params, 'sortname', tag_sort_members);
-       }
+                     _cache.data[d.id] = d;
 
-       function clean(params) {
-         return utilObjectOmit(params, ['geometry', 'debounce']);
-       }
+                     _cache.rtree.insert(encodeIssueRtree(d));
+                   }
+                 });
+               }
 
-       function filterKeys(type) {
-         var count_type = type ? 'count_' + type : 'count_all';
-         return function (d) {
-           return parseFloat(d[count_type]) > 2500 || d.in_wiki;
-         };
-       }
+               dispatch$5.call('loaded');
+             })["catch"](function () {
+               delete _cache.inflightTile[tile.id];
+               _cache.loadedTile[tile.id] = true;
+             });
+           });
+         },
+         loadIssueDetail: function loadIssueDetail(issue) {
+           var _this2 = this;
 
-       function filterMultikeys(prefix) {
-         return function (d) {
-           // d.key begins with prefix, and d.key contains no additional ':'s
-           var re = new RegExp('^' + prefix + '(.*)$');
-           var matches = d.key.match(re) || [];
-           return matches.length === 2 && matches[1].indexOf(':') === -1;
-         };
-       }
+           // Issue details only need to be fetched once
+           if (issue.elems !== undefined) {
+             return Promise.resolve(issue);
+           }
 
-       function filterValues(allowUpperCase) {
-         return function (d) {
-           if (d.value.match(/[;,]/) !== null) return false; // exclude some punctuation
+           var url = "".concat(_osmoseUrlRoot, "/issue/").concat(issue.id, "?langs=").concat(_mainLocalizer.localeCode());
 
-           if (!allowUpperCase && d.value.match(/[A-Z*]/) !== null) return false; // exclude uppercase letters
+           var cacheDetails = function cacheDetails(data) {
+             // Associated elements used for highlighting
+             // Assign directly for immediate use in the callback
+             issue.elems = data.elems.map(function (e) {
+               return e.type.substring(0, 1) + e.id;
+             }); // Some issues have instance specific detail in a subtitle
 
-           return parseFloat(d.fraction) > 0.0;
-         };
-       }
+             issue.detail = data.subtitle ? marked_1(data.subtitle.auto) : '';
 
-       function filterRoles(geometry) {
-         return function (d) {
-           if (d.role === '') return false; // exclude empty role
+             _this2.replaceItem(issue);
+           };
 
-           if (d.role.match(/[A-Z*;,]/) !== null) return false; // exclude uppercase letters and some punctuation
+           return d3_json(url).then(cacheDetails).then(function () {
+             return issue;
+           });
+         },
+         loadStrings: function loadStrings() {
+           var locale = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : _mainLocalizer.localeCode();
+           var items = Object.keys(_osmoseData.icons);
 
-           return parseFloat(d[tag_members_fractions[geometry]]) > 0.0;
-         };
-       }
+           if (locale in _cache.strings && Object.keys(_cache.strings[locale]).length === items.length) {
+             return Promise.resolve(_cache.strings[locale]);
+           } // May be partially populated already if some requests were successful
 
-       function valKey(d) {
-         return {
-           value: d.key,
-           title: d.key
-         };
-       }
 
-       function valKeyDescription(d) {
-         var obj = {
-           value: d.value,
-           title: d.description || d.value
-         };
+           if (!(locale in _cache.strings)) {
+             _cache.strings[locale] = {};
+           } // Only need to cache strings for supported issue types
+           // Using multiple individual item + class requests to reduce fetched data size
 
-         if (d.count) {
-           obj.count = d.count;
-         }
 
-         return obj;
-       }
+           var allRequests = items.map(function (itemType) {
+             // No need to request data we already have
+             if (itemType in _cache.strings[locale]) return null;
 
-       function roleKey(d) {
-         return {
-           value: d.role,
-           title: d.role
-         };
-       } // sort keys with ':' lower than keys without ':'
+             var cacheData = function cacheData(data) {
+               // Bunch of nested single value arrays of objects
+               var _data$categories = _slicedToArray(data.categories, 1),
+                   _data$categories$ = _data$categories[0],
+                   cat = _data$categories$ === void 0 ? {
+                 items: []
+               } : _data$categories$;
 
+               var _cat$items = _slicedToArray(cat.items, 1),
+                   _cat$items$ = _cat$items[0],
+                   item = _cat$items$ === void 0 ? {
+                 "class": []
+               } : _cat$items$;
 
-       function sortKeys(a, b) {
-         return a.key.indexOf(':') === -1 && b.key.indexOf(':') !== -1 ? -1 : a.key.indexOf(':') !== -1 && b.key.indexOf(':') === -1 ? 1 : 0;
-       }
+               var _item$class = _slicedToArray(item["class"], 1),
+                   _item$class$ = _item$class[0],
+                   cl = _item$class$ === void 0 ? null : _item$class$; // If null default value is reached, data wasn't as expected (or was empty)
 
-       var debouncedRequest$1 = debounce(request$1, 300, {
-         leading: false
-       });
 
-       function request$1(url, params, exactMatch, callback, loaded) {
-         if (_inflight$2[url]) return;
-         if (checkCache(url, params, exactMatch, callback)) return;
-         var controller = new AbortController();
-         _inflight$2[url] = controller;
-         d3_json(url, {
-           signal: controller.signal
-         }).then(function (result) {
-           delete _inflight$2[url];
-           if (loaded) loaded(null, result);
-         })["catch"](function (err) {
-           delete _inflight$2[url];
-           if (err.name === 'AbortError') return;
-           if (loaded) loaded(err.message);
-         });
-       }
+               if (!cl) {
+                 /* eslint-disable no-console */
+                 console.log("Osmose strings request (".concat(itemType, ") had unexpected data"));
+                 /* eslint-enable no-console */
 
-       function checkCache(url, params, exactMatch, callback) {
-         var rp = params.rp || 25;
-         var testQuery = params.query || '';
-         var testUrl = url;
+                 return;
+               } // Cache served item colors to automatically style issue markers later
 
-         do {
-           var hit = _taginfoCache[testUrl]; // exact match, or shorter match yielding fewer than max results (rp)
 
-           if (hit && (url === testUrl || hit.length < rp)) {
-             callback(null, hit);
-             return true;
-           } // don't try to shorten the query
+               var itemInt = item.item,
+                   color = item.color;
 
+               if (/^#[A-Fa-f0-9]{6}|[A-Fa-f0-9]{3}/.test(color)) {
+                 _cache.colors[itemInt] = color;
+               } // Value of root key will be null if no string exists
+               // If string exists, value is an object with key 'auto' for string
 
-           if (exactMatch || !testQuery.length) return false; // do shorten the query to see if we already have a cached result
-           // that has returned fewer than max results (rp)
 
-           testQuery = testQuery.slice(0, -1);
-           testUrl = url.replace(/&query=(.*?)&/, '&query=' + testQuery + '&');
-         } while (testQuery.length >= 0);
+               var title = cl.title,
+                   detail = cl.detail,
+                   fix = cl.fix,
+                   trap = cl.trap; // Osmose titles shouldn't contain markdown
 
-         return false;
-       }
+               var issueStrings = {};
+               if (title) issueStrings.title = title.auto;
+               if (detail) issueStrings.detail = marked_1(detail.auto);
+               if (trap) issueStrings.trap = marked_1(trap.auto);
+               if (fix) issueStrings.fix = marked_1(fix.auto);
+               _cache.strings[locale][itemType] = issueStrings;
+             };
 
-       var serviceTaginfo = {
-         init: function init() {
-           _inflight$2 = {};
-           _taginfoCache = {};
-           _popularKeys = {
-             // manually exclude some keys – #5377, #7485
-             postal_code: true,
-             full_name: true,
-             loc_name: true,
-             reg_name: true,
-             short_name: true,
-             sorting_name: true,
-             artist_name: true,
-             nat_name: true,
-             long_name: true,
-             'bridge:name': true
-           }; // Fetch popular keys.  We'll exclude these from `values`
-           // lookups because they stress taginfo, and they aren't likely
-           // to yield meaningful autocomplete results.. see #3955
+             var _itemType$split = itemType.split('-'),
+                 _itemType$split2 = _slicedToArray(_itemType$split, 2),
+                 item = _itemType$split2[0],
+                 cl = _itemType$split2[1]; // Osmose API falls back to English strings where untranslated or if locale doesn't exist
 
-           var params = {
-             rp: 100,
-             sortname: 'values_all',
-             sortorder: 'desc',
-             page: 1,
-             debounce: false,
-             lang: _mainLocalizer.languageCode()
-           };
-           this.keys(params, function (err, data) {
-             if (err) return;
-             data.forEach(function (d) {
-               if (d.value === 'opening_hours') return; // exception
 
-               _popularKeys[d.value] = true;
-             });
-           });
-         },
-         reset: function reset() {
-           Object.values(_inflight$2).forEach(function (controller) {
-             controller.abort();
+             var url = "".concat(_osmoseUrlRoot, "/items/").concat(item, "/class/").concat(cl, "?langs=").concat(locale);
+             return d3_json(url).then(cacheData);
+           }).filter(Boolean);
+           return Promise.all(allRequests).then(function () {
+             return _cache.strings[locale];
            });
-           _inflight$2 = {};
          },
-         keys: function keys(params, callback) {
-           var doRequest = params.debounce ? debouncedRequest$1 : request$1;
-           params = clean(setSort(params));
-           params = Object.assign({
-             rp: 10,
-             sortname: 'count_all',
-             sortorder: 'desc',
-             page: 1,
-             lang: _mainLocalizer.languageCode()
-           }, params);
-           var url = _apibase$1 + 'keys/all?' + utilQsString(params);
-           doRequest(url, params, false, callback, function (err, d) {
-             if (err) {
-               callback(err);
-             } else {
-               var f = filterKeys(params.filter);
-               var result = d.data.filter(f).sort(sortKeys).map(valKey);
-               _taginfoCache[url] = result;
-               callback(null, result);
-             }
-           });
+         getStrings: function getStrings(itemType) {
+           var locale = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _mainLocalizer.localeCode();
+           // No need to fallback to English, Osmose API handles this for us
+           return locale in _cache.strings ? _cache.strings[locale][itemType] : {};
          },
-         multikeys: function multikeys(params, callback) {
-           var doRequest = params.debounce ? debouncedRequest$1 : request$1;
-           params = clean(setSort(params));
-           params = Object.assign({
-             rp: 25,
-             sortname: 'count_all',
-             sortorder: 'desc',
-             page: 1,
-             lang: _mainLocalizer.languageCode()
-           }, params);
-           var prefix = params.query;
-           var url = _apibase$1 + 'keys/all?' + utilQsString(params);
-           doRequest(url, params, true, callback, function (err, d) {
-             if (err) {
-               callback(err);
-             } else {
-               var f = filterMultikeys(prefix);
-               var result = d.data.filter(f).map(valKey);
-               _taginfoCache[url] = result;
-               callback(null, result);
-             }
-           });
+         getColor: function getColor(itemType) {
+           return itemType in _cache.colors ? _cache.colors[itemType] : '#FFFFFF';
          },
-         values: function values(params, callback) {
-           // Exclude popular keys from values lookups.. see #3955
-           var key = params.key;
+         postUpdate: function postUpdate(issue, callback) {
+           var _this3 = this;
 
-           if (key && _popularKeys[key]) {
-             callback(null, []);
-             return;
-           }
+           if (_cache.inflightPost[issue.id]) {
+             return callback({
+               message: 'Issue update already inflight',
+               status: -2
+             }, issue);
+           } // UI sets the status to either 'done' or 'false'
+
+
+           var url = "".concat(_osmoseUrlRoot, "/issue/").concat(issue.id, "/").concat(issue.newStatus);
+           var controller = new AbortController();
+
+           var after = function after() {
+             delete _cache.inflightPost[issue.id];
+
+             _this3.removeItem(issue);
+
+             if (issue.newStatus === 'done') {
+               // Keep track of the number of issues closed per `item` to tag the changeset
+               if (!(issue.item in _cache.closed)) {
+                 _cache.closed[issue.item] = 0;
+               }
 
-           var doRequest = params.debounce ? debouncedRequest$1 : request$1;
-           params = clean(setSort(setFilter(params)));
-           params = Object.assign({
-             rp: 25,
-             sortname: 'count_all',
-             sortorder: 'desc',
-             page: 1,
-             lang: _mainLocalizer.languageCode()
-           }, params);
-           var url = _apibase$1 + 'key/values?' + utilQsString(params);
-           doRequest(url, params, false, callback, function (err, d) {
-             if (err) {
-               callback(err);
-             } else {
-               // In most cases we prefer taginfo value results with lowercase letters.
-               // A few OSM keys expect values to contain uppercase values (see #3377).
-               // This is not an exhaustive list (e.g. `name` also has uppercase values)
-               // but these are the fields where taginfo value lookup is most useful.
-               var re = /network|taxon|genus|species|brand|grape_variety|royal_cypher|listed_status|booth|rating|stars|:output|_hours|_times|_ref|manufacturer|country|target|brewery/;
-               var allowUpperCase = re.test(params.key);
-               var f = filterValues(allowUpperCase);
-               var result = d.data.filter(f).map(valKeyDescription);
-               _taginfoCache[url] = result;
-               callback(null, result);
+               _cache.closed[issue.item] += 1;
              }
+
+             if (callback) callback(null, issue);
+           };
+
+           _cache.inflightPost[issue.id] = controller;
+           fetch(url, {
+             signal: controller.signal
+           }).then(after)["catch"](function (err) {
+             delete _cache.inflightPost[issue.id];
+             if (callback) callback(err.message);
            });
          },
-         roles: function roles(params, callback) {
-           var doRequest = params.debounce ? debouncedRequest$1 : request$1;
-           var geometry = params.geometry;
-           params = clean(setSortMembers(params));
-           params = Object.assign({
-             rp: 25,
-             sortname: 'count_all_members',
-             sortorder: 'desc',
-             page: 1,
-             lang: _mainLocalizer.languageCode()
-           }, params);
-           var url = _apibase$1 + 'relation/roles?' + utilQsString(params);
-           doRequest(url, params, true, callback, function (err, d) {
-             if (err) {
-               callback(err);
-             } else {
-               var f = filterRoles(geometry);
-               var result = d.data.filter(f).map(roleKey);
-               _taginfoCache[url] = result;
-               callback(null, result);
-             }
+         // Get all cached QAItems covering the viewport
+         getItems: function getItems(projection) {
+           var viewport = projection.clipExtent();
+           var min = [viewport[0][0], viewport[1][1]];
+           var max = [viewport[1][0], viewport[0][1]];
+           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
+           return _cache.rtree.search(bbox).map(function (d) {
+             return d.data;
            });
          },
-         docs: function docs(params, callback) {
-           var doRequest = params.debounce ? debouncedRequest$1 : request$1;
-           params = clean(setSort(params));
-           var path = 'key/wiki_pages?';
-
-           if (params.value) {
-             path = 'tag/wiki_pages?';
-           } else if (params.rtype) {
-             path = 'relation/wiki_pages?';
-           }
+         // Get a QAItem from cache
+         // NOTE: Don't change method name until UI v3 is merged
+         getError: function getError(id) {
+           return _cache.data[id];
+         },
+         // get the name of the icon to display for this item
+         getIcon: function getIcon(itemType) {
+           return _osmoseData.icons[itemType];
+         },
+         // Replace a single QAItem in the cache
+         replaceItem: function replaceItem(item) {
+           if (!(item instanceof QAItem) || !item.id) return;
+           _cache.data[item.id] = item;
+           updateRtree$1(encodeIssueRtree(item), true); // true = replace
 
-           var url = _apibase$1 + path + utilQsString(params);
-           doRequest(url, params, true, callback, function (err, d) {
-             if (err) {
-               callback(err);
-             } else {
-               _taginfoCache[url] = d.data;
-               callback(null, d.data);
-             }
-           });
+           return item;
          },
-         apibase: function apibase(_) {
-           if (!arguments.length) return _apibase$1;
-           _apibase$1 = _;
-           return this;
+         // Remove a single QAItem from the cache
+         removeItem: function removeItem(item) {
+           if (!(item instanceof QAItem) || !item.id) return;
+           delete _cache.data[item.id];
+           updateRtree$1(encodeIssueRtree(item), false); // false = remove
+         },
+         // Used to populate `closed:osmose:*` changeset tags
+         getClosedCounts: function getClosedCounts() {
+           return _cache.closed;
+         },
+         itemURL: function itemURL(item) {
+           return "https://osmose.openstreetmap.fr/en/error/".concat(item.id);
          }
        };
 
-       /**
-        * Wraps a GeoJSON {@link Geometry} in a GeoJSON {@link Feature}.
-        *
-        * @name feature
-        * @param {Geometry} geometry input geometry
-        * @param {Object} [properties={}] an Object of key-value pairs to add as properties
-        * @param {Object} [options={}] Optional Parameters
-        * @param {Array<number>} [options.bbox] Bounding Box Array [west, south, east, north] associated with the Feature
-        * @param {string|number} [options.id] Identifier associated with the Feature
-        * @returns {Feature} a GeoJSON Feature
-        * @example
-        * var geometry = {
-        *   "type": "Point",
-        *   "coordinates": [110, 50]
-        * };
-        *
-        * var feature = turf.feature(geometry);
-        *
-        * //=feature
-        */
+       var ieee754$1 = {};
 
-       function feature(geom, properties, options) {
-         if (options === void 0) {
-           options = {};
-         }
+       /*! ieee754. BSD-3-Clause License. Feross Aboukhadijeh <https://feross.org/opensource> */
 
-         var feat = {
-           type: "Feature"
-         };
+       ieee754$1.read = function (buffer, offset, isLE, mLen, nBytes) {
+         var e, m;
+         var eLen = nBytes * 8 - mLen - 1;
+         var eMax = (1 << eLen) - 1;
+         var eBias = eMax >> 1;
+         var nBits = -7;
+         var i = isLE ? nBytes - 1 : 0;
+         var d = isLE ? -1 : 1;
+         var s = buffer[offset + i];
+         i += d;
+         e = s & (1 << -nBits) - 1;
+         s >>= -nBits;
+         nBits += eLen;
 
-         if (options.id === 0 || options.id) {
-           feat.id = options.id;
-         }
+         for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
 
-         if (options.bbox) {
-           feat.bbox = options.bbox;
-         }
+         m = e & (1 << -nBits) - 1;
+         e >>= -nBits;
+         nBits += mLen;
 
-         feat.properties = properties || {};
-         feat.geometry = geom;
-         return feat;
-       }
-       /**
-        * Creates a {@link Polygon} {@link Feature} from an Array of LinearRings.
-        *
-        * @name polygon
-        * @param {Array<Array<Array<number>>>} coordinates an array of LinearRings
-        * @param {Object} [properties={}] an Object of key-value pairs to add as properties
-        * @param {Object} [options={}] Optional Parameters
-        * @param {Array<number>} [options.bbox] Bounding Box Array [west, south, east, north] associated with the Feature
-        * @param {string|number} [options.id] Identifier associated with the Feature
-        * @returns {Feature<Polygon>} Polygon Feature
-        * @example
-        * var polygon = turf.polygon([[[-5, 52], [-4, 56], [-2, 51], [-7, 54], [-5, 52]]], { name: 'poly1' });
-        *
-        * //=polygon
-        */
+         for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
 
-       function polygon(coordinates, properties, options) {
-         if (options === void 0) {
-           options = {};
+         if (e === 0) {
+           e = 1 - eBias;
+         } else if (e === eMax) {
+           return m ? NaN : (s ? -1 : 1) * Infinity;
+         } else {
+           m = m + Math.pow(2, mLen);
+           e = e - eBias;
          }
 
-         for (var _i = 0, coordinates_1 = coordinates; _i < coordinates_1.length; _i++) {
-           var ring = coordinates_1[_i];
+         return (s ? -1 : 1) * m * Math.pow(2, e - mLen);
+       };
 
-           if (ring.length < 4) {
-             throw new Error("Each LinearRing of a Polygon must have 4 or more Positions.");
+       ieee754$1.write = function (buffer, value, offset, isLE, mLen, nBytes) {
+         var e, m, c;
+         var eLen = nBytes * 8 - mLen - 1;
+         var eMax = (1 << eLen) - 1;
+         var eBias = eMax >> 1;
+         var rt = mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0;
+         var i = isLE ? 0 : nBytes - 1;
+         var d = isLE ? 1 : -1;
+         var s = value < 0 || value === 0 && 1 / value < 0 ? 1 : 0;
+         value = Math.abs(value);
+
+         if (isNaN(value) || value === Infinity) {
+           m = isNaN(value) ? 1 : 0;
+           e = eMax;
+         } else {
+           e = Math.floor(Math.log(value) / Math.LN2);
+
+           if (value * (c = Math.pow(2, -e)) < 1) {
+             e--;
+             c *= 2;
            }
 
-           for (var j = 0; j < ring[ring.length - 1].length; j++) {
-             // Check if first point of Polygon contains two numbers
-             if (ring[ring.length - 1][j] !== ring[0][j]) {
-               throw new Error("First and last Position are not equivalent.");
-             }
+           if (e + eBias >= 1) {
+             value += rt / c;
+           } else {
+             value += rt * Math.pow(2, 1 - eBias);
            }
-         }
 
-         var geom = {
-           type: "Polygon",
-           coordinates: coordinates
-         };
-         return feature(geom, properties, options);
-       }
-       /**
-        * Creates a {@link LineString} {@link Feature} from an Array of Positions.
-        *
-        * @name lineString
-        * @param {Array<Array<number>>} coordinates an array of Positions
-        * @param {Object} [properties={}] an Object of key-value pairs to add as properties
-        * @param {Object} [options={}] Optional Parameters
-        * @param {Array<number>} [options.bbox] Bounding Box Array [west, south, east, north] associated with the Feature
-        * @param {string|number} [options.id] Identifier associated with the Feature
-        * @returns {Feature<LineString>} LineString Feature
-        * @example
-        * var linestring1 = turf.lineString([[-24, 63], [-23, 60], [-25, 65], [-20, 69]], {name: 'line 1'});
-        * var linestring2 = turf.lineString([[-14, 43], [-13, 40], [-15, 45], [-10, 49]], {name: 'line 2'});
-        *
-        * //=linestring1
-        * //=linestring2
-        */
+           if (value * c >= 2) {
+             e++;
+             c /= 2;
+           }
 
-       function lineString(coordinates, properties, options) {
-         if (options === void 0) {
-           options = {};
+           if (e + eBias >= eMax) {
+             m = 0;
+             e = eMax;
+           } else if (e + eBias >= 1) {
+             m = (value * c - 1) * Math.pow(2, mLen);
+             e = e + eBias;
+           } else {
+             m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen);
+             e = 0;
+           }
          }
 
-         if (coordinates.length < 2) {
-           throw new Error("coordinates must be an array of two or more positions");
-         }
+         for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
 
-         var geom = {
-           type: "LineString",
-           coordinates: coordinates
-         };
-         return feature(geom, properties, options);
-       }
-       /**
-        * Creates a {@link Feature<MultiLineString>} based on a
-        * coordinate array. Properties can be added optionally.
-        *
-        * @name multiLineString
-        * @param {Array<Array<Array<number>>>} coordinates an array of LineStrings
-        * @param {Object} [properties={}] an Object of key-value pairs to add as properties
-        * @param {Object} [options={}] Optional Parameters
-        * @param {Array<number>} [options.bbox] Bounding Box Array [west, south, east, north] associated with the Feature
-        * @param {string|number} [options.id] Identifier associated with the Feature
-        * @returns {Feature<MultiLineString>} a MultiLineString feature
-        * @throws {Error} if no coordinates are passed
-        * @example
-        * var multiLine = turf.multiLineString([[[0,0],[10,10]]]);
-        *
-        * //=multiLine
-        */
+         e = e << mLen | m;
+         eLen += mLen;
 
-       function multiLineString(coordinates, properties, options) {
-         if (options === void 0) {
-           options = {};
-         }
+         for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
 
-         var geom = {
-           type: "MultiLineString",
-           coordinates: coordinates
-         };
-         return feature(geom, properties, options);
-       }
-       /**
-        * Creates a {@link Feature<MultiPolygon>} based on a
-        * coordinate array. Properties can be added optionally.
-        *
-        * @name multiPolygon
-        * @param {Array<Array<Array<Array<number>>>>} coordinates an array of Polygons
-        * @param {Object} [properties={}] an Object of key-value pairs to add as properties
-        * @param {Object} [options={}] Optional Parameters
-        * @param {Array<number>} [options.bbox] Bounding Box Array [west, south, east, north] associated with the Feature
-        * @param {string|number} [options.id] Identifier associated with the Feature
-        * @returns {Feature<MultiPolygon>} a multipolygon feature
-        * @throws {Error} if no coordinates are passed
-        * @example
-        * var multiPoly = turf.multiPolygon([[[[0,0],[0,10],[10,10],[10,0],[0,0]]]]);
-        *
-        * //=multiPoly
-        *
-        */
+         buffer[offset + i - d] |= s * 128;
+       };
 
-       function multiPolygon(coordinates, properties, options) {
-         if (options === void 0) {
-           options = {};
-         }
+       var pbf = Pbf;
+       var ieee754 = ieee754$1;
 
-         var geom = {
-           type: "MultiPolygon",
-           coordinates: coordinates
-         };
-         return feature(geom, properties, options);
+       function Pbf(buf) {
+         this.buf = ArrayBuffer.isView && ArrayBuffer.isView(buf) ? buf : new Uint8Array(buf || 0);
+         this.pos = 0;
+         this.type = 0;
+         this.length = this.buf.length;
        }
 
-       /**
-        * Get Geometry from Feature or Geometry Object
-        *
-        * @param {Feature|Geometry} geojson GeoJSON Feature or Geometry Object
-        * @returns {Geometry|null} GeoJSON Geometry Object
-        * @throws {Error} if geojson is not a Feature or Geometry Object
-        * @example
-        * var point = {
-        *   "type": "Feature",
-        *   "properties": {},
-        *   "geometry": {
-        *     "type": "Point",
-        *     "coordinates": [110, 40]
-        *   }
-        * }
-        * var geom = turf.getGeom(point)
-        * //={"type": "Point", "coordinates": [110, 40]}
-        */
+       Pbf.Varint = 0; // varint: int32, int64, uint32, uint64, sint32, sint64, bool, enum
 
-       function getGeom(geojson) {
-         if (geojson.type === "Feature") {
-           return geojson.geometry;
-         }
+       Pbf.Fixed64 = 1; // 64-bit: double, fixed64, sfixed64
 
-         return geojson;
-       }
+       Pbf.Bytes = 2; // length-delimited: string, bytes, embedded messages, packed repeated fields
 
-       // Cohen-Sutherland line clippign algorithm, adapted to efficiently
-       // handle polylines rather than just segments
-       function lineclip(points, bbox, result) {
-         var len = points.length,
-             codeA = bitCode(points[0], bbox),
-             part = [],
-             i,
-             a,
-             b,
-             codeB,
-             lastCode;
-         if (!result) result = [];
+       Pbf.Fixed32 = 5; // 32-bit: float, fixed32, sfixed32
+
+       var SHIFT_LEFT_32 = (1 << 16) * (1 << 16),
+           SHIFT_RIGHT_32 = 1 / SHIFT_LEFT_32; // Threshold chosen based on both benchmarking and knowledge about browser string
+       // data structures (which currently switch structure types at 12 bytes or more)
+
+       var TEXT_DECODER_MIN_LENGTH = 12;
+       var utf8TextDecoder = typeof TextDecoder === 'undefined' ? null : new TextDecoder('utf8');
+       Pbf.prototype = {
+         destroy: function destroy() {
+           this.buf = null;
+         },
+         // === READING =================================================================
+         readFields: function readFields(readField, result, end) {
+           end = end || this.length;
+
+           while (this.pos < end) {
+             var val = this.readVarint(),
+                 tag = val >> 3,
+                 startPos = this.pos;
+             this.type = val & 0x7;
+             readField(tag, result, this);
+             if (this.pos === startPos) this.skip(val);
+           }
+
+           return result;
+         },
+         readMessage: function readMessage(readField, result) {
+           return this.readFields(readField, result, this.readVarint() + this.pos);
+         },
+         readFixed32: function readFixed32() {
+           var val = readUInt32(this.buf, this.pos);
+           this.pos += 4;
+           return val;
+         },
+         readSFixed32: function readSFixed32() {
+           var val = readInt32(this.buf, this.pos);
+           this.pos += 4;
+           return val;
+         },
+         // 64-bit int handling is based on github.com/dpw/node-buffer-more-ints (MIT-licensed)
+         readFixed64: function readFixed64() {
+           var val = readUInt32(this.buf, this.pos) + readUInt32(this.buf, this.pos + 4) * SHIFT_LEFT_32;
+           this.pos += 8;
+           return val;
+         },
+         readSFixed64: function readSFixed64() {
+           var val = readUInt32(this.buf, this.pos) + readInt32(this.buf, this.pos + 4) * SHIFT_LEFT_32;
+           this.pos += 8;
+           return val;
+         },
+         readFloat: function readFloat() {
+           var val = ieee754.read(this.buf, this.pos, true, 23, 4);
+           this.pos += 4;
+           return val;
+         },
+         readDouble: function readDouble() {
+           var val = ieee754.read(this.buf, this.pos, true, 52, 8);
+           this.pos += 8;
+           return val;
+         },
+         readVarint: function readVarint(isSigned) {
+           var buf = this.buf,
+               val,
+               b;
+           b = buf[this.pos++];
+           val = b & 0x7f;
+           if (b < 0x80) return val;
+           b = buf[this.pos++];
+           val |= (b & 0x7f) << 7;
+           if (b < 0x80) return val;
+           b = buf[this.pos++];
+           val |= (b & 0x7f) << 14;
+           if (b < 0x80) return val;
+           b = buf[this.pos++];
+           val |= (b & 0x7f) << 21;
+           if (b < 0x80) return val;
+           b = buf[this.pos];
+           val |= (b & 0x0f) << 28;
+           return readVarintRemainder(val, isSigned, this);
+         },
+         readVarint64: function readVarint64() {
+           // for compatibility with v2.0.1
+           return this.readVarint(true);
+         },
+         readSVarint: function readSVarint() {
+           var num = this.readVarint();
+           return num % 2 === 1 ? (num + 1) / -2 : num / 2; // zigzag encoding
+         },
+         readBoolean: function readBoolean() {
+           return Boolean(this.readVarint());
+         },
+         readString: function readString() {
+           var end = this.readVarint() + this.pos;
+           var pos = this.pos;
+           this.pos = end;
+
+           if (end - pos >= TEXT_DECODER_MIN_LENGTH && utf8TextDecoder) {
+             // longer strings are fast with the built-in browser TextDecoder API
+             return readUtf8TextDecoder(this.buf, pos, end);
+           } // short strings are fast with our custom implementation
+
+
+           return readUtf8(this.buf, pos, end);
+         },
+         readBytes: function readBytes() {
+           var end = this.readVarint() + this.pos,
+               buffer = this.buf.subarray(this.pos, end);
+           this.pos = end;
+           return buffer;
+         },
+         // verbose for performance reasons; doesn't affect gzipped size
+         readPackedVarint: function readPackedVarint(arr, isSigned) {
+           if (this.type !== Pbf.Bytes) return arr.push(this.readVarint(isSigned));
+           var end = readPackedEnd(this);
+           arr = arr || [];
+
+           while (this.pos < end) {
+             arr.push(this.readVarint(isSigned));
+           }
+
+           return arr;
+         },
+         readPackedSVarint: function readPackedSVarint(arr) {
+           if (this.type !== Pbf.Bytes) return arr.push(this.readSVarint());
+           var end = readPackedEnd(this);
+           arr = arr || [];
+
+           while (this.pos < end) {
+             arr.push(this.readSVarint());
+           }
+
+           return arr;
+         },
+         readPackedBoolean: function readPackedBoolean(arr) {
+           if (this.type !== Pbf.Bytes) return arr.push(this.readBoolean());
+           var end = readPackedEnd(this);
+           arr = arr || [];
+
+           while (this.pos < end) {
+             arr.push(this.readBoolean());
+           }
 
-         for (i = 1; i < len; i++) {
-           a = points[i - 1];
-           b = points[i];
-           codeB = lastCode = bitCode(b, bbox);
+           return arr;
+         },
+         readPackedFloat: function readPackedFloat(arr) {
+           if (this.type !== Pbf.Bytes) return arr.push(this.readFloat());
+           var end = readPackedEnd(this);
+           arr = arr || [];
 
-           while (true) {
-             if (!(codeA | codeB)) {
-               // accept
-               part.push(a);
+           while (this.pos < end) {
+             arr.push(this.readFloat());
+           }
 
-               if (codeB !== lastCode) {
-                 // segment went outside
-                 part.push(b);
+           return arr;
+         },
+         readPackedDouble: function readPackedDouble(arr) {
+           if (this.type !== Pbf.Bytes) return arr.push(this.readDouble());
+           var end = readPackedEnd(this);
+           arr = arr || [];
 
-                 if (i < len - 1) {
-                   // start a new line
-                   result.push(part);
-                   part = [];
-                 }
-               } else if (i === len - 1) {
-                 part.push(b);
-               }
+           while (this.pos < end) {
+             arr.push(this.readDouble());
+           }
 
-               break;
-             } else if (codeA & codeB) {
-               // trivial reject
-               break;
-             } else if (codeA) {
-               // a outside, intersect with clip edge
-               a = intersect(a, b, codeA, bbox);
-               codeA = bitCode(a, bbox);
-             } else {
-               // b outside
-               b = intersect(a, b, codeB, bbox);
-               codeB = bitCode(b, bbox);
-             }
+           return arr;
+         },
+         readPackedFixed32: function readPackedFixed32(arr) {
+           if (this.type !== Pbf.Bytes) return arr.push(this.readFixed32());
+           var end = readPackedEnd(this);
+           arr = arr || [];
+
+           while (this.pos < end) {
+             arr.push(this.readFixed32());
            }
 
-           codeA = lastCode;
-         }
+           return arr;
+         },
+         readPackedSFixed32: function readPackedSFixed32(arr) {
+           if (this.type !== Pbf.Bytes) return arr.push(this.readSFixed32());
+           var end = readPackedEnd(this);
+           arr = arr || [];
 
-         if (part.length) result.push(part);
-         return result;
-       } // Sutherland-Hodgeman polygon clipping algorithm
+           while (this.pos < end) {
+             arr.push(this.readSFixed32());
+           }
 
-       function polygonclip(points, bbox) {
-         var result, edge, prev, prevInside, i, p, inside; // clip against each side of the clip rectangle
+           return arr;
+         },
+         readPackedFixed64: function readPackedFixed64(arr) {
+           if (this.type !== Pbf.Bytes) return arr.push(this.readFixed64());
+           var end = readPackedEnd(this);
+           arr = arr || [];
 
-         for (edge = 1; edge <= 8; edge *= 2) {
-           result = [];
-           prev = points[points.length - 1];
-           prevInside = !(bitCode(prev, bbox) & edge);
+           while (this.pos < end) {
+             arr.push(this.readFixed64());
+           }
 
-           for (i = 0; i < points.length; i++) {
-             p = points[i];
-             inside = !(bitCode(p, bbox) & edge); // if segment goes through the clip window, add an intersection
+           return arr;
+         },
+         readPackedSFixed64: function readPackedSFixed64(arr) {
+           if (this.type !== Pbf.Bytes) return arr.push(this.readSFixed64());
+           var end = readPackedEnd(this);
+           arr = arr || [];
 
-             if (inside !== prevInside) result.push(intersect(prev, p, edge, bbox));
-             if (inside) result.push(p); // add a point if it's inside
+           while (this.pos < end) {
+             arr.push(this.readSFixed64());
+           }
 
-             prev = p;
-             prevInside = inside;
+           return arr;
+         },
+         skip: function skip(val) {
+           var type = val & 0x7;
+           if (type === Pbf.Varint) while (this.buf[this.pos++] > 0x7f) {} else if (type === Pbf.Bytes) this.pos = this.readVarint() + this.pos;else if (type === Pbf.Fixed32) this.pos += 4;else if (type === Pbf.Fixed64) this.pos += 8;else throw new Error('Unimplemented type: ' + type);
+         },
+         // === WRITING =================================================================
+         writeTag: function writeTag(tag, type) {
+           this.writeVarint(tag << 3 | type);
+         },
+         realloc: function realloc(min) {
+           var length = this.length || 16;
+
+           while (length < this.pos + min) {
+             length *= 2;
            }
 
-           points = result;
-           if (!points.length) break;
-         }
+           if (length !== this.length) {
+             var buf = new Uint8Array(length);
+             buf.set(this.buf);
+             this.buf = buf;
+             this.length = length;
+           }
+         },
+         finish: function finish() {
+           this.length = this.pos;
+           this.pos = 0;
+           return this.buf.subarray(0, this.length);
+         },
+         writeFixed32: function writeFixed32(val) {
+           this.realloc(4);
+           writeInt32(this.buf, val, this.pos);
+           this.pos += 4;
+         },
+         writeSFixed32: function writeSFixed32(val) {
+           this.realloc(4);
+           writeInt32(this.buf, val, this.pos);
+           this.pos += 4;
+         },
+         writeFixed64: function writeFixed64(val) {
+           this.realloc(8);
+           writeInt32(this.buf, val & -1, this.pos);
+           writeInt32(this.buf, Math.floor(val * SHIFT_RIGHT_32), this.pos + 4);
+           this.pos += 8;
+         },
+         writeSFixed64: function writeSFixed64(val) {
+           this.realloc(8);
+           writeInt32(this.buf, val & -1, this.pos);
+           writeInt32(this.buf, Math.floor(val * SHIFT_RIGHT_32), this.pos + 4);
+           this.pos += 8;
+         },
+         writeVarint: function writeVarint(val) {
+           val = +val || 0;
 
-         return result;
-       } // intersect a segment against one of the 4 lines that make up the bbox
+           if (val > 0xfffffff || val < 0) {
+             writeBigVarint(val, this);
+             return;
+           }
 
-       function intersect(a, b, edge, bbox) {
-         return edge & 8 ? [a[0] + (b[0] - a[0]) * (bbox[3] - a[1]) / (b[1] - a[1]), bbox[3]] // top
-         : edge & 4 ? [a[0] + (b[0] - a[0]) * (bbox[1] - a[1]) / (b[1] - a[1]), bbox[1]] // bottom
-         : edge & 2 ? [bbox[2], a[1] + (b[1] - a[1]) * (bbox[2] - a[0]) / (b[0] - a[0])] // right
-         : edge & 1 ? [bbox[0], a[1] + (b[1] - a[1]) * (bbox[0] - a[0]) / (b[0] - a[0])] // left
-         : null;
-       } // bit code reflects the point position relative to the bbox:
-       //         left  mid  right
-       //    top  1001  1000  1010
-       //    mid  0001  0000  0010
-       // bottom  0101  0100  0110
+           this.realloc(4);
+           this.buf[this.pos++] = val & 0x7f | (val > 0x7f ? 0x80 : 0);
+           if (val <= 0x7f) return;
+           this.buf[this.pos++] = (val >>>= 7) & 0x7f | (val > 0x7f ? 0x80 : 0);
+           if (val <= 0x7f) return;
+           this.buf[this.pos++] = (val >>>= 7) & 0x7f | (val > 0x7f ? 0x80 : 0);
+           if (val <= 0x7f) return;
+           this.buf[this.pos++] = val >>> 7 & 0x7f;
+         },
+         writeSVarint: function writeSVarint(val) {
+           this.writeVarint(val < 0 ? -val * 2 - 1 : val * 2);
+         },
+         writeBoolean: function writeBoolean(val) {
+           this.writeVarint(Boolean(val));
+         },
+         writeString: function writeString(str) {
+           str = String(str);
+           this.realloc(str.length * 4);
+           this.pos++; // reserve 1 byte for short string length
 
+           var startPos = this.pos; // write the string directly to the buffer and see how much was written
 
-       function bitCode(p, bbox) {
-         var code = 0;
-         if (p[0] < bbox[0]) code |= 1; // left
-         else if (p[0] > bbox[2]) code |= 2; // right
+           this.pos = writeUtf8(this.buf, str, this.pos);
+           var len = this.pos - startPos;
+           if (len >= 0x80) makeRoomForExtraLength(startPos, len, this); // finally, write the message length in the reserved place and restore the position
 
-         if (p[1] < bbox[1]) code |= 4; // bottom
-         else if (p[1] > bbox[3]) code |= 8; // top
+           this.pos = startPos - 1;
+           this.writeVarint(len);
+           this.pos += len;
+         },
+         writeFloat: function writeFloat(val) {
+           this.realloc(4);
+           ieee754.write(this.buf, val, this.pos, true, 23, 4);
+           this.pos += 4;
+         },
+         writeDouble: function writeDouble(val) {
+           this.realloc(8);
+           ieee754.write(this.buf, val, this.pos, true, 52, 8);
+           this.pos += 8;
+         },
+         writeBytes: function writeBytes(buffer) {
+           var len = buffer.length;
+           this.writeVarint(len);
+           this.realloc(len);
 
-         return code;
-       }
+           for (var i = 0; i < len; i++) {
+             this.buf[this.pos++] = buffer[i];
+           }
+         },
+         writeRawMessage: function writeRawMessage(fn, obj) {
+           this.pos++; // reserve 1 byte for short message length
+           // write the message directly to the buffer and see how much was written
 
-       /**
-        * Takes a {@link Feature} and a bbox and clips the feature to the bbox using
-        * [lineclip](https://github.com/mapbox/lineclip).
-        * May result in degenerate edges when clipping Polygons.
-        *
-        * @name bboxClip
-        * @param {Feature<LineString|MultiLineString|Polygon|MultiPolygon>} feature feature to clip to the bbox
-        * @param {BBox} bbox extent in [minX, minY, maxX, maxY] order
-        * @returns {Feature<LineString|MultiLineString|Polygon|MultiPolygon>} clipped Feature
-        * @example
-        * var bbox = [0, 0, 10, 10];
-        * var poly = turf.polygon([[[2, 2], [8, 4], [12, 8], [3, 7], [2, 2]]]);
-        *
-        * var clipped = turf.bboxClip(poly, bbox);
-        *
-        * //addToMap
-        * var addToMap = [bbox, poly, clipped]
-        */
+           var startPos = this.pos;
+           fn(obj, this);
+           var len = this.pos - startPos;
+           if (len >= 0x80) makeRoomForExtraLength(startPos, len, this); // finally, write the message length in the reserved place and restore the position
 
-       function bboxClip(feature, bbox) {
-         var geom = getGeom(feature);
-         var type = geom.type;
-         var properties = feature.type === "Feature" ? feature.properties : {};
-         var coords = geom.coordinates;
+           this.pos = startPos - 1;
+           this.writeVarint(len);
+           this.pos += len;
+         },
+         writeMessage: function writeMessage(tag, fn, obj) {
+           this.writeTag(tag, Pbf.Bytes);
+           this.writeRawMessage(fn, obj);
+         },
+         writePackedVarint: function writePackedVarint(tag, arr) {
+           if (arr.length) this.writeMessage(tag, _writePackedVarint, arr);
+         },
+         writePackedSVarint: function writePackedSVarint(tag, arr) {
+           if (arr.length) this.writeMessage(tag, _writePackedSVarint, arr);
+         },
+         writePackedBoolean: function writePackedBoolean(tag, arr) {
+           if (arr.length) this.writeMessage(tag, _writePackedBoolean, arr);
+         },
+         writePackedFloat: function writePackedFloat(tag, arr) {
+           if (arr.length) this.writeMessage(tag, _writePackedFloat, arr);
+         },
+         writePackedDouble: function writePackedDouble(tag, arr) {
+           if (arr.length) this.writeMessage(tag, _writePackedDouble, arr);
+         },
+         writePackedFixed32: function writePackedFixed32(tag, arr) {
+           if (arr.length) this.writeMessage(tag, _writePackedFixed, arr);
+         },
+         writePackedSFixed32: function writePackedSFixed32(tag, arr) {
+           if (arr.length) this.writeMessage(tag, _writePackedSFixed, arr);
+         },
+         writePackedFixed64: function writePackedFixed64(tag, arr) {
+           if (arr.length) this.writeMessage(tag, _writePackedFixed2, arr);
+         },
+         writePackedSFixed64: function writePackedSFixed64(tag, arr) {
+           if (arr.length) this.writeMessage(tag, _writePackedSFixed2, arr);
+         },
+         writeBytesField: function writeBytesField(tag, buffer) {
+           this.writeTag(tag, Pbf.Bytes);
+           this.writeBytes(buffer);
+         },
+         writeFixed32Field: function writeFixed32Field(tag, val) {
+           this.writeTag(tag, Pbf.Fixed32);
+           this.writeFixed32(val);
+         },
+         writeSFixed32Field: function writeSFixed32Field(tag, val) {
+           this.writeTag(tag, Pbf.Fixed32);
+           this.writeSFixed32(val);
+         },
+         writeFixed64Field: function writeFixed64Field(tag, val) {
+           this.writeTag(tag, Pbf.Fixed64);
+           this.writeFixed64(val);
+         },
+         writeSFixed64Field: function writeSFixed64Field(tag, val) {
+           this.writeTag(tag, Pbf.Fixed64);
+           this.writeSFixed64(val);
+         },
+         writeVarintField: function writeVarintField(tag, val) {
+           this.writeTag(tag, Pbf.Varint);
+           this.writeVarint(val);
+         },
+         writeSVarintField: function writeSVarintField(tag, val) {
+           this.writeTag(tag, Pbf.Varint);
+           this.writeSVarint(val);
+         },
+         writeStringField: function writeStringField(tag, str) {
+           this.writeTag(tag, Pbf.Bytes);
+           this.writeString(str);
+         },
+         writeFloatField: function writeFloatField(tag, val) {
+           this.writeTag(tag, Pbf.Fixed32);
+           this.writeFloat(val);
+         },
+         writeDoubleField: function writeDoubleField(tag, val) {
+           this.writeTag(tag, Pbf.Fixed64);
+           this.writeDouble(val);
+         },
+         writeBooleanField: function writeBooleanField(tag, val) {
+           this.writeVarintField(tag, Boolean(val));
+         }
+       };
 
-         switch (type) {
-           case "LineString":
-           case "MultiLineString":
-             var lines_1 = [];
+       function readVarintRemainder(l, s, p) {
+         var buf = p.buf,
+             h,
+             b;
+         b = buf[p.pos++];
+         h = (b & 0x70) >> 4;
+         if (b < 0x80) return toNum(l, h, s);
+         b = buf[p.pos++];
+         h |= (b & 0x7f) << 3;
+         if (b < 0x80) return toNum(l, h, s);
+         b = buf[p.pos++];
+         h |= (b & 0x7f) << 10;
+         if (b < 0x80) return toNum(l, h, s);
+         b = buf[p.pos++];
+         h |= (b & 0x7f) << 17;
+         if (b < 0x80) return toNum(l, h, s);
+         b = buf[p.pos++];
+         h |= (b & 0x7f) << 24;
+         if (b < 0x80) return toNum(l, h, s);
+         b = buf[p.pos++];
+         h |= (b & 0x01) << 31;
+         if (b < 0x80) return toNum(l, h, s);
+         throw new Error('Expected varint not more than 10 bytes');
+       }
 
-             if (type === "LineString") {
-               coords = [coords];
-             }
+       function readPackedEnd(pbf) {
+         return pbf.type === Pbf.Bytes ? pbf.readVarint() + pbf.pos : pbf.pos + 1;
+       }
 
-             coords.forEach(function (line) {
-               lineclip(line, bbox, lines_1);
-             });
+       function toNum(low, high, isSigned) {
+         if (isSigned) {
+           return high * 0x100000000 + (low >>> 0);
+         }
 
-             if (lines_1.length === 1) {
-               return lineString(lines_1[0], properties);
-             }
+         return (high >>> 0) * 0x100000000 + (low >>> 0);
+       }
 
-             return multiLineString(lines_1, properties);
+       function writeBigVarint(val, pbf) {
+         var low, high;
 
-           case "Polygon":
-             return polygon(clipPolygon(coords, bbox), properties);
+         if (val >= 0) {
+           low = val % 0x100000000 | 0;
+           high = val / 0x100000000 | 0;
+         } else {
+           low = ~(-val % 0x100000000);
+           high = ~(-val / 0x100000000);
 
-           case "MultiPolygon":
-             return multiPolygon(coords.map(function (poly) {
-               return clipPolygon(poly, bbox);
-             }), properties);
+           if (low ^ 0xffffffff) {
+             low = low + 1 | 0;
+           } else {
+             low = 0;
+             high = high + 1 | 0;
+           }
+         }
 
-           default:
-             throw new Error("geometry " + type + " not supported");
+         if (val >= 0x10000000000000000 || val < -0x10000000000000000) {
+           throw new Error('Given varint doesn\'t fit into 10 bytes');
          }
+
+         pbf.realloc(10);
+         writeBigVarintLow(low, high, pbf);
+         writeBigVarintHigh(high, pbf);
        }
 
-       function clipPolygon(rings, bbox) {
-         var outRings = [];
+       function writeBigVarintLow(low, high, pbf) {
+         pbf.buf[pbf.pos++] = low & 0x7f | 0x80;
+         low >>>= 7;
+         pbf.buf[pbf.pos++] = low & 0x7f | 0x80;
+         low >>>= 7;
+         pbf.buf[pbf.pos++] = low & 0x7f | 0x80;
+         low >>>= 7;
+         pbf.buf[pbf.pos++] = low & 0x7f | 0x80;
+         low >>>= 7;
+         pbf.buf[pbf.pos] = low & 0x7f;
+       }
 
-         for (var _i = 0, rings_1 = rings; _i < rings_1.length; _i++) {
-           var ring = rings_1[_i];
-           var clipped = polygonclip(ring, bbox);
+       function writeBigVarintHigh(high, pbf) {
+         var lsb = (high & 0x07) << 4;
+         pbf.buf[pbf.pos++] |= lsb | ((high >>>= 3) ? 0x80 : 0);
+         if (!high) return;
+         pbf.buf[pbf.pos++] = high & 0x7f | ((high >>>= 7) ? 0x80 : 0);
+         if (!high) return;
+         pbf.buf[pbf.pos++] = high & 0x7f | ((high >>>= 7) ? 0x80 : 0);
+         if (!high) return;
+         pbf.buf[pbf.pos++] = high & 0x7f | ((high >>>= 7) ? 0x80 : 0);
+         if (!high) return;
+         pbf.buf[pbf.pos++] = high & 0x7f | ((high >>>= 7) ? 0x80 : 0);
+         if (!high) return;
+         pbf.buf[pbf.pos++] = high & 0x7f;
+       }
 
-           if (clipped.length > 0) {
-             if (clipped[0][0] !== clipped[clipped.length - 1][0] || clipped[0][1] !== clipped[clipped.length - 1][1]) {
-               clipped.push(clipped[0]);
-             }
+       function makeRoomForExtraLength(startPos, len, pbf) {
+         var extraLen = len <= 0x3fff ? 1 : len <= 0x1fffff ? 2 : len <= 0xfffffff ? 3 : Math.floor(Math.log(len) / (Math.LN2 * 7)); // if 1 byte isn't enough for encoding message length, shift the data to the right
 
-             if (clipped.length >= 4) {
-               outRings.push(clipped);
-             }
-           }
-         }
+         pbf.realloc(extraLen);
 
-         return outRings;
+         for (var i = pbf.pos - 1; i >= startPos; i--) {
+           pbf.buf[i + extraLen] = pbf.buf[i];
+         }
        }
 
-       var fastJsonStableStringify = function fastJsonStableStringify(data, opts) {
-         if (!opts) opts = {};
-         if (typeof opts === 'function') opts = {
-           cmp: opts
-         };
-         var cycles = typeof opts.cycles === 'boolean' ? opts.cycles : false;
+       function _writePackedVarint(arr, pbf) {
+         for (var i = 0; i < arr.length; i++) {
+           pbf.writeVarint(arr[i]);
+         }
+       }
 
-         var cmp = opts.cmp && function (f) {
-           return function (node) {
-             return function (a, b) {
-               var aobj = {
-                 key: a,
-                 value: node[a]
-               };
-               var bobj = {
-                 key: b,
-                 value: node[b]
-               };
-               return f(aobj, bobj);
-             };
-           };
-         }(opts.cmp);
+       function _writePackedSVarint(arr, pbf) {
+         for (var i = 0; i < arr.length; i++) {
+           pbf.writeSVarint(arr[i]);
+         }
+       }
 
-         var seen = [];
-         return function stringify(node) {
-           if (node && node.toJSON && typeof node.toJSON === 'function') {
-             node = node.toJSON();
-           }
+       function _writePackedFloat(arr, pbf) {
+         for (var i = 0; i < arr.length; i++) {
+           pbf.writeFloat(arr[i]);
+         }
+       }
 
-           if (node === undefined) return;
-           if (typeof node == 'number') return isFinite(node) ? '' + node : 'null';
-           if (_typeof(node) !== 'object') return JSON.stringify(node);
-           var i, out;
+       function _writePackedDouble(arr, pbf) {
+         for (var i = 0; i < arr.length; i++) {
+           pbf.writeDouble(arr[i]);
+         }
+       }
 
-           if (Array.isArray(node)) {
-             out = '[';
+       function _writePackedBoolean(arr, pbf) {
+         for (var i = 0; i < arr.length; i++) {
+           pbf.writeBoolean(arr[i]);
+         }
+       }
 
-             for (i = 0; i < node.length; i++) {
-               if (i) out += ',';
-               out += stringify(node[i]) || 'null';
-             }
+       function _writePackedFixed(arr, pbf) {
+         for (var i = 0; i < arr.length; i++) {
+           pbf.writeFixed32(arr[i]);
+         }
+       }
 
-             return out + ']';
-           }
+       function _writePackedSFixed(arr, pbf) {
+         for (var i = 0; i < arr.length; i++) {
+           pbf.writeSFixed32(arr[i]);
+         }
+       }
 
-           if (node === null) return 'null';
+       function _writePackedFixed2(arr, pbf) {
+         for (var i = 0; i < arr.length; i++) {
+           pbf.writeFixed64(arr[i]);
+         }
+       }
 
-           if (seen.indexOf(node) !== -1) {
-             if (cycles) return JSON.stringify('__cycle__');
-             throw new TypeError('Converting circular structure to JSON');
-           }
+       function _writePackedSFixed2(arr, pbf) {
+         for (var i = 0; i < arr.length; i++) {
+           pbf.writeSFixed64(arr[i]);
+         }
+       } // Buffer code below from https://github.com/feross/buffer, MIT-licensed
 
-           var seenIndex = seen.push(node) - 1;
-           var keys = Object.keys(node).sort(cmp && cmp(node));
-           out = '';
 
-           for (i = 0; i < keys.length; i++) {
-             var key = keys[i];
-             var value = stringify(node[key]);
-             if (!value) continue;
-             if (out) out += ',';
-             out += JSON.stringify(key) + ':' + value;
-           }
+       function readUInt32(buf, pos) {
+         return (buf[pos] | buf[pos + 1] << 8 | buf[pos + 2] << 16) + buf[pos + 3] * 0x1000000;
+       }
 
-           seen.splice(seenIndex, 1);
-           return '{' + out + '}';
-         }(data);
-       };
+       function writeInt32(buf, val, pos) {
+         buf[pos] = val;
+         buf[pos + 1] = val >>> 8;
+         buf[pos + 2] = val >>> 16;
+         buf[pos + 3] = val >>> 24;
+       }
 
-       function DEFAULT_COMPARE(a, b) {
-         return a > b ? 1 : a < b ? -1 : 0;
+       function readInt32(buf, pos) {
+         return (buf[pos] | buf[pos + 1] << 8 | buf[pos + 2] << 16) + (buf[pos + 3] << 24);
        }
 
-       var SplayTree = /*#__PURE__*/function () {
-         function SplayTree() {
-           var compare = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : DEFAULT_COMPARE;
-           var noDuplicates = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
+       function readUtf8(buf, pos, end) {
+         var str = '';
+         var i = pos;
 
-           _classCallCheck(this, SplayTree);
+         while (i < end) {
+           var b0 = buf[i];
+           var c = null; // codepoint
 
-           this._compare = compare;
-           this._root = null;
-           this._size = 0;
-           this._noDuplicates = !!noDuplicates;
-         }
+           var bytesPerSequence = b0 > 0xEF ? 4 : b0 > 0xDF ? 3 : b0 > 0xBF ? 2 : 1;
+           if (i + bytesPerSequence > end) break;
+           var b1, b2, b3;
+
+           if (bytesPerSequence === 1) {
+             if (b0 < 0x80) {
+               c = b0;
+             }
+           } else if (bytesPerSequence === 2) {
+             b1 = buf[i + 1];
 
-         _createClass(SplayTree, [{
-           key: "rotateLeft",
-           value: function rotateLeft(x) {
-             var y = x.right;
+             if ((b1 & 0xC0) === 0x80) {
+               c = (b0 & 0x1F) << 0x6 | b1 & 0x3F;
 
-             if (y) {
-               x.right = y.left;
-               if (y.left) y.left.parent = x;
-               y.parent = x.parent;
+               if (c <= 0x7F) {
+                 c = null;
+               }
              }
+           } else if (bytesPerSequence === 3) {
+             b1 = buf[i + 1];
+             b2 = buf[i + 2];
 
-             if (!x.parent) this._root = y;else if (x === x.parent.left) x.parent.left = y;else x.parent.right = y;
-             if (y) y.left = x;
-             x.parent = y;
-           }
-         }, {
-           key: "rotateRight",
-           value: function rotateRight(x) {
-             var y = x.left;
+             if ((b1 & 0xC0) === 0x80 && (b2 & 0xC0) === 0x80) {
+               c = (b0 & 0xF) << 0xC | (b1 & 0x3F) << 0x6 | b2 & 0x3F;
 
-             if (y) {
-               x.left = y.right;
-               if (y.right) y.right.parent = x;
-               y.parent = x.parent;
+               if (c <= 0x7FF || c >= 0xD800 && c <= 0xDFFF) {
+                 c = null;
+               }
              }
+           } else if (bytesPerSequence === 4) {
+             b1 = buf[i + 1];
+             b2 = buf[i + 2];
+             b3 = buf[i + 3];
 
-             if (!x.parent) this._root = y;else if (x === x.parent.left) x.parent.left = y;else x.parent.right = y;
-             if (y) y.right = x;
-             x.parent = y;
-           }
-         }, {
-           key: "_splay",
-           value: function _splay(x) {
-             while (x.parent) {
-               var p = x.parent;
-
-               if (!p.parent) {
-                 if (p.left === x) this.rotateRight(p);else this.rotateLeft(p);
-               } else if (p.left === x && p.parent.left === p) {
-                 this.rotateRight(p.parent);
-                 this.rotateRight(p);
-               } else if (p.right === x && p.parent.right === p) {
-                 this.rotateLeft(p.parent);
-                 this.rotateLeft(p);
-               } else if (p.left === x && p.parent.right === p) {
-                 this.rotateRight(p);
-                 this.rotateLeft(p);
-               } else {
-                 this.rotateLeft(p);
-                 this.rotateRight(p);
+             if ((b1 & 0xC0) === 0x80 && (b2 & 0xC0) === 0x80 && (b3 & 0xC0) === 0x80) {
+               c = (b0 & 0xF) << 0x12 | (b1 & 0x3F) << 0xC | (b2 & 0x3F) << 0x6 | b3 & 0x3F;
+
+               if (c <= 0xFFFF || c >= 0x110000) {
+                 c = null;
                }
              }
            }
-         }, {
-           key: "splay",
-           value: function splay(x) {
-             var p, gp, ggp, l, r;
-
-             while (x.parent) {
-               p = x.parent;
-               gp = p.parent;
-
-               if (gp && gp.parent) {
-                 ggp = gp.parent;
-                 if (ggp.left === gp) ggp.left = x;else ggp.right = x;
-                 x.parent = ggp;
-               } else {
-                 x.parent = null;
-                 this._root = x;
-               }
-
-               l = x.left;
-               r = x.right;
 
-               if (x === p.left) {
-                 // left
-                 if (gp) {
-                   if (gp.left === p) {
-                     /* zig-zig */
-                     if (p.right) {
-                       gp.left = p.right;
-                       gp.left.parent = gp;
-                     } else gp.left = null;
+           if (c === null) {
+             c = 0xFFFD;
+             bytesPerSequence = 1;
+           } else if (c > 0xFFFF) {
+             c -= 0x10000;
+             str += String.fromCharCode(c >>> 10 & 0x3FF | 0xD800);
+             c = 0xDC00 | c & 0x3FF;
+           }
 
-                     p.right = gp;
-                     gp.parent = p;
-                   } else {
-                     /* zig-zag */
-                     if (l) {
-                       gp.right = l;
-                       l.parent = gp;
-                     } else gp.right = null;
-
-                     x.left = gp;
-                     gp.parent = x;
-                   }
-                 }
+           str += String.fromCharCode(c);
+           i += bytesPerSequence;
+         }
 
-                 if (r) {
-                   p.left = r;
-                   r.parent = p;
-                 } else p.left = null;
+         return str;
+       }
 
-                 x.right = p;
-                 p.parent = x;
-               } else {
-                 // right
-                 if (gp) {
-                   if (gp.right === p) {
-                     /* zig-zig */
-                     if (p.left) {
-                       gp.right = p.left;
-                       gp.right.parent = gp;
-                     } else gp.right = null;
-
-                     p.left = gp;
-                     gp.parent = p;
-                   } else {
-                     /* zig-zag */
-                     if (r) {
-                       gp.left = r;
-                       r.parent = gp;
-                     } else gp.left = null;
-
-                     x.right = gp;
-                     gp.parent = x;
-                   }
-                 }
+       function readUtf8TextDecoder(buf, pos, end) {
+         return utf8TextDecoder.decode(buf.subarray(pos, end));
+       }
 
-                 if (l) {
-                   p.right = l;
-                   l.parent = p;
-                 } else p.right = null;
+       function writeUtf8(buf, str, pos) {
+         for (var i = 0, c, lead; i < str.length; i++) {
+           c = str.charCodeAt(i); // code point
 
-                 x.left = p;
-                 p.parent = x;
+           if (c > 0xD7FF && c < 0xE000) {
+             if (lead) {
+               if (c < 0xDC00) {
+                 buf[pos++] = 0xEF;
+                 buf[pos++] = 0xBF;
+                 buf[pos++] = 0xBD;
+                 lead = c;
+                 continue;
+               } else {
+                 c = lead - 0xD800 << 10 | c - 0xDC00 | 0x10000;
+                 lead = null;
                }
+             } else {
+               if (c > 0xDBFF || i + 1 === str.length) {
+                 buf[pos++] = 0xEF;
+                 buf[pos++] = 0xBF;
+                 buf[pos++] = 0xBD;
+               } else {
+                 lead = c;
+               }
+
+               continue;
              }
+           } else if (lead) {
+             buf[pos++] = 0xEF;
+             buf[pos++] = 0xBF;
+             buf[pos++] = 0xBD;
+             lead = null;
            }
-         }, {
-           key: "replace",
-           value: function replace(u, v) {
-             if (!u.parent) this._root = v;else if (u === u.parent.left) u.parent.left = v;else u.parent.right = v;
-             if (v) v.parent = u.parent;
-           }
-         }, {
-           key: "minNode",
-           value: function minNode() {
-             var u = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this._root;
-             if (u) while (u.left) {
-               u = u.left;
-             }
-             return u;
-           }
-         }, {
-           key: "maxNode",
-           value: function maxNode() {
-             var u = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : this._root;
-             if (u) while (u.right) {
-               u = u.right;
-             }
-             return u;
-           }
-         }, {
-           key: "insert",
-           value: function insert(key, data) {
-             var z = this._root;
-             var p = null;
-             var comp = this._compare;
-             var cmp;
-
-             if (this._noDuplicates) {
-               while (z) {
-                 p = z;
-                 cmp = comp(z.key, key);
-                 if (cmp === 0) return;else if (comp(z.key, key) < 0) z = z.right;else z = z.left;
-               }
+
+           if (c < 0x80) {
+             buf[pos++] = c;
+           } else {
+             if (c < 0x800) {
+               buf[pos++] = c >> 0x6 | 0xC0;
              } else {
-               while (z) {
-                 p = z;
-                 if (comp(z.key, key) < 0) z = z.right;else z = z.left;
+               if (c < 0x10000) {
+                 buf[pos++] = c >> 0xC | 0xE0;
+               } else {
+                 buf[pos++] = c >> 0x12 | 0xF0;
+                 buf[pos++] = c >> 0xC & 0x3F | 0x80;
                }
+
+               buf[pos++] = c >> 0x6 & 0x3F | 0x80;
              }
 
-             z = {
-               key: key,
-               data: data,
-               left: null,
-               right: null,
-               parent: p
-             };
-             if (!p) this._root = z;else if (comp(p.key, z.key) < 0) p.right = z;else p.left = z;
-             this.splay(z);
-             this._size++;
-             return z;
+             buf[pos++] = c & 0x3F | 0x80;
            }
-         }, {
-           key: "find",
-           value: function find(key) {
-             var z = this._root;
-             var comp = this._compare;
+         }
 
-             while (z) {
-               var cmp = comp(z.key, key);
-               if (cmp < 0) z = z.right;else if (cmp > 0) z = z.left;else return z;
-             }
+         return pos;
+       }
 
-             return null;
-           }
-           /**
-            * Whether the tree contains a node with the given key
-            * @param  {Key} key
-            * @return {boolean} true/false
-            */
+       var vectorTile = {};
 
-         }, {
-           key: "contains",
-           value: function contains(key) {
-             var node = this._root;
-             var comparator = this._compare;
+       var pointGeometry = Point$1;
+       /**
+        * A standalone point geometry with useful accessor, comparison, and
+        * modification methods.
+        *
+        * @class Point
+        * @param {Number} x the x-coordinate. this could be longitude or screen
+        * pixels, or any other sort of unit.
+        * @param {Number} y the y-coordinate. this could be latitude or screen
+        * pixels, or any other sort of unit.
+        * @example
+        * var point = new Point(-77, 38);
+        */
 
-             while (node) {
-               var cmp = comparator(key, node.key);
-               if (cmp === 0) return true;else if (cmp < 0) node = node.left;else node = node.right;
-             }
+       function Point$1(x, y) {
+         this.x = x;
+         this.y = y;
+       }
 
-             return false;
-           }
-         }, {
-           key: "remove",
-           value: function remove(key) {
-             var z = this.find(key);
-             if (!z) return false;
-             this.splay(z);
-             if (!z.left) this.replace(z, z.right);else if (!z.right) this.replace(z, z.left);else {
-               var y = this.minNode(z.right);
+       Point$1.prototype = {
+         /**
+          * Clone this point, returning a new point that can be modified
+          * without affecting the old one.
+          * @return {Point} the clone
+          */
+         clone: function clone() {
+           return new Point$1(this.x, this.y);
+         },
 
-               if (y.parent !== z) {
-                 this.replace(y, y.right);
-                 y.right = z.right;
-                 y.right.parent = y;
-               }
+         /**
+          * Add this point's x & y coordinates to another point,
+          * yielding a new point.
+          * @param {Point} p the other point
+          * @return {Point} output point
+          */
+         add: function add(p) {
+           return this.clone()._add(p);
+         },
 
-               this.replace(z, y);
-               y.left = z.left;
-               y.left.parent = y;
-             }
-             this._size--;
-             return true;
-           }
-         }, {
-           key: "removeNode",
-           value: function removeNode(z) {
-             if (!z) return false;
-             this.splay(z);
-             if (!z.left) this.replace(z, z.right);else if (!z.right) this.replace(z, z.left);else {
-               var y = this.minNode(z.right);
+         /**
+          * Subtract this point's x & y coordinates to from point,
+          * yielding a new point.
+          * @param {Point} p the other point
+          * @return {Point} output point
+          */
+         sub: function sub(p) {
+           return this.clone()._sub(p);
+         },
 
-               if (y.parent !== z) {
-                 this.replace(y, y.right);
-                 y.right = z.right;
-                 y.right.parent = y;
-               }
+         /**
+          * Multiply this point's x & y coordinates by point,
+          * yielding a new point.
+          * @param {Point} p the other point
+          * @return {Point} output point
+          */
+         multByPoint: function multByPoint(p) {
+           return this.clone()._multByPoint(p);
+         },
 
-               this.replace(z, y);
-               y.left = z.left;
-               y.left.parent = y;
-             }
-             this._size--;
-             return true;
-           }
-         }, {
-           key: "erase",
-           value: function erase(key) {
-             var z = this.find(key);
-             if (!z) return;
-             this.splay(z);
-             var s = z.left;
-             var t = z.right;
-             var sMax = null;
+         /**
+          * Divide this point's x & y coordinates by point,
+          * yielding a new point.
+          * @param {Point} p the other point
+          * @return {Point} output point
+          */
+         divByPoint: function divByPoint(p) {
+           return this.clone()._divByPoint(p);
+         },
 
-             if (s) {
-               s.parent = null;
-               sMax = this.maxNode(s);
-               this.splay(sMax);
-               this._root = sMax;
-             }
+         /**
+          * Multiply this point's x & y coordinates by a factor,
+          * yielding a new point.
+          * @param {Point} k factor
+          * @return {Point} output point
+          */
+         mult: function mult(k) {
+           return this.clone()._mult(k);
+         },
 
-             if (t) {
-               if (s) sMax.right = t;else this._root = t;
-               t.parent = sMax;
-             }
+         /**
+          * Divide this point's x & y coordinates by a factor,
+          * yielding a new point.
+          * @param {Point} k factor
+          * @return {Point} output point
+          */
+         div: function div(k) {
+           return this.clone()._div(k);
+         },
 
-             this._size--;
-           }
-           /**
-            * Removes and returns the node with smallest key
-            * @return {?Node}
-            */
+         /**
+          * Rotate this point around the 0, 0 origin by an angle a,
+          * given in radians
+          * @param {Number} a angle to rotate around, in radians
+          * @return {Point} output point
+          */
+         rotate: function rotate(a) {
+           return this.clone()._rotate(a);
+         },
 
-         }, {
-           key: "pop",
-           value: function pop() {
-             var node = this._root,
-                 returnValue = null;
+         /**
+          * Rotate this point around p point by an angle a,
+          * given in radians
+          * @param {Number} a angle to rotate around, in radians
+          * @param {Point} p Point to rotate around
+          * @return {Point} output point
+          */
+         rotateAround: function rotateAround(a, p) {
+           return this.clone()._rotateAround(a, p);
+         },
 
-             if (node) {
-               while (node.left) {
-                 node = node.left;
-               }
+         /**
+          * Multiply this point by a 4x1 transformation matrix
+          * @param {Array<Number>} m transformation matrix
+          * @return {Point} output point
+          */
+         matMult: function matMult(m) {
+           return this.clone()._matMult(m);
+         },
 
-               returnValue = {
-                 key: node.key,
-                 data: node.data
-               };
-               this.remove(node.key);
-             }
+         /**
+          * Calculate this point but as a unit vector from 0, 0, meaning
+          * that the distance from the resulting point to the 0, 0
+          * coordinate will be equal to 1 and the angle from the resulting
+          * point to the 0, 0 coordinate will be the same as before.
+          * @return {Point} unit vector point
+          */
+         unit: function unit() {
+           return this.clone()._unit();
+         },
 
-             return returnValue;
-           }
-           /* eslint-disable class-methods-use-this */
+         /**
+          * Compute a perpendicular point, where the new y coordinate
+          * is the old x coordinate and the new x coordinate is the old y
+          * coordinate multiplied by -1
+          * @return {Point} perpendicular point
+          */
+         perp: function perp() {
+           return this.clone()._perp();
+         },
 
-           /**
-            * Successor node
-            * @param  {Node} node
-            * @return {?Node}
-            */
+         /**
+          * Return a version of this point with the x & y coordinates
+          * rounded to integers.
+          * @return {Point} rounded point
+          */
+         round: function round() {
+           return this.clone()._round();
+         },
 
-         }, {
-           key: "next",
-           value: function next(node) {
-             var successor = node;
+         /**
+          * Return the magitude of this point: this is the Euclidean
+          * distance from the 0, 0 coordinate to this point's x and y
+          * coordinates.
+          * @return {Number} magnitude
+          */
+         mag: function mag() {
+           return Math.sqrt(this.x * this.x + this.y * this.y);
+         },
+
+         /**
+          * Judge whether this point is equal to another point, returning
+          * true or false.
+          * @param {Point} other the other point
+          * @return {boolean} whether the points are equal
+          */
+         equals: function equals(other) {
+           return this.x === other.x && this.y === other.y;
+         },
+
+         /**
+          * Calculate the distance from this point to another point
+          * @param {Point} p the other point
+          * @return {Number} distance
+          */
+         dist: function dist(p) {
+           return Math.sqrt(this.distSqr(p));
+         },
+
+         /**
+          * Calculate the distance from this point to another point,
+          * without the square root step. Useful if you're comparing
+          * relative distances.
+          * @param {Point} p the other point
+          * @return {Number} distance
+          */
+         distSqr: function distSqr(p) {
+           var dx = p.x - this.x,
+               dy = p.y - this.y;
+           return dx * dx + dy * dy;
+         },
+
+         /**
+          * Get the angle from the 0, 0 coordinate to this point, in radians
+          * coordinates.
+          * @return {Number} angle
+          */
+         angle: function angle() {
+           return Math.atan2(this.y, this.x);
+         },
+
+         /**
+          * Get the angle from this point to another point, in radians
+          * @param {Point} b the other point
+          * @return {Number} angle
+          */
+         angleTo: function angleTo(b) {
+           return Math.atan2(this.y - b.y, this.x - b.x);
+         },
+
+         /**
+          * Get the angle between this point and another point, in radians
+          * @param {Point} b the other point
+          * @return {Number} angle
+          */
+         angleWith: function angleWith(b) {
+           return this.angleWithSep(b.x, b.y);
+         },
+
+         /*
+          * Find the angle of the two vectors, solving the formula for
+          * the cross product a x b = |a||b|sin(θ) for θ.
+          * @param {Number} x the x-coordinate
+          * @param {Number} y the y-coordinate
+          * @return {Number} the angle in radians
+          */
+         angleWithSep: function angleWithSep(x, y) {
+           return Math.atan2(this.x * y - this.y * x, this.x * x + this.y * y);
+         },
+         _matMult: function _matMult(m) {
+           var x = m[0] * this.x + m[1] * this.y,
+               y = m[2] * this.x + m[3] * this.y;
+           this.x = x;
+           this.y = y;
+           return this;
+         },
+         _add: function _add(p) {
+           this.x += p.x;
+           this.y += p.y;
+           return this;
+         },
+         _sub: function _sub(p) {
+           this.x -= p.x;
+           this.y -= p.y;
+           return this;
+         },
+         _mult: function _mult(k) {
+           this.x *= k;
+           this.y *= k;
+           return this;
+         },
+         _div: function _div(k) {
+           this.x /= k;
+           this.y /= k;
+           return this;
+         },
+         _multByPoint: function _multByPoint(p) {
+           this.x *= p.x;
+           this.y *= p.y;
+           return this;
+         },
+         _divByPoint: function _divByPoint(p) {
+           this.x /= p.x;
+           this.y /= p.y;
+           return this;
+         },
+         _unit: function _unit() {
+           this._div(this.mag());
 
-             if (successor) {
-               if (successor.right) {
-                 successor = successor.right;
+           return this;
+         },
+         _perp: function _perp() {
+           var y = this.y;
+           this.y = this.x;
+           this.x = -y;
+           return this;
+         },
+         _rotate: function _rotate(angle) {
+           var cos = Math.cos(angle),
+               sin = Math.sin(angle),
+               x = cos * this.x - sin * this.y,
+               y = sin * this.x + cos * this.y;
+           this.x = x;
+           this.y = y;
+           return this;
+         },
+         _rotateAround: function _rotateAround(angle, p) {
+           var cos = Math.cos(angle),
+               sin = Math.sin(angle),
+               x = p.x + cos * (this.x - p.x) - sin * (this.y - p.y),
+               y = p.y + sin * (this.x - p.x) + cos * (this.y - p.y);
+           this.x = x;
+           this.y = y;
+           return this;
+         },
+         _round: function _round() {
+           this.x = Math.round(this.x);
+           this.y = Math.round(this.y);
+           return this;
+         }
+       };
+       /**
+        * Construct a point from an array if necessary, otherwise if the input
+        * is already a Point, or an unknown type, return it unchanged
+        * @param {Array<Number>|Point|*} a any kind of input value
+        * @return {Point} constructed point, or passed-through value.
+        * @example
+        * // this
+        * var point = Point.convert([0, 1]);
+        * // is equivalent to
+        * var point = new Point(0, 1);
+        */
 
-                 while (successor && successor.left) {
-                   successor = successor.left;
-                 }
-               } else {
-                 successor = node.parent;
+       Point$1.convert = function (a) {
+         if (a instanceof Point$1) {
+           return a;
+         }
 
-                 while (successor && successor.right === node) {
-                   node = successor;
-                   successor = successor.parent;
-                 }
-               }
-             }
+         if (Array.isArray(a)) {
+           return new Point$1(a[0], a[1]);
+         }
 
-             return successor;
-           }
-           /**
-            * Predecessor node
-            * @param  {Node} node
-            * @return {?Node}
-            */
+         return a;
+       };
 
-         }, {
-           key: "prev",
-           value: function prev(node) {
-             var predecessor = node;
+       var Point = pointGeometry;
+       var vectortilefeature = VectorTileFeature$1;
 
-             if (predecessor) {
-               if (predecessor.left) {
-                 predecessor = predecessor.left;
+       function VectorTileFeature$1(pbf, end, extent, keys, values) {
+         // Public
+         this.properties = {};
+         this.extent = extent;
+         this.type = 0; // Private
 
-                 while (predecessor && predecessor.right) {
-                   predecessor = predecessor.right;
-                 }
-               } else {
-                 predecessor = node.parent;
+         this._pbf = pbf;
+         this._geometry = -1;
+         this._keys = keys;
+         this._values = values;
+         pbf.readFields(readFeature, this, end);
+       }
 
-                 while (predecessor && predecessor.left === node) {
-                   node = predecessor;
-                   predecessor = predecessor.parent;
-                 }
-               }
-             }
+       function readFeature(tag, feature, pbf) {
+         if (tag == 1) feature.id = pbf.readVarint();else if (tag == 2) readTag(pbf, feature);else if (tag == 3) feature.type = pbf.readVarint();else if (tag == 4) feature._geometry = pbf.pos;
+       }
 
-             return predecessor;
-           }
-           /* eslint-enable class-methods-use-this */
+       function readTag(pbf, feature) {
+         var end = pbf.readVarint() + pbf.pos;
 
-           /**
-            * @param  {forEachCallback} callback
-            * @return {SplayTree}
-            */
+         while (pbf.pos < end) {
+           var key = feature._keys[pbf.readVarint()],
+               value = feature._values[pbf.readVarint()];
 
-         }, {
-           key: "forEach",
-           value: function forEach(callback) {
-             var current = this._root;
-             var s = [],
-                 done = false,
-                 i = 0;
+           feature.properties[key] = value;
+         }
+       }
 
-             while (!done) {
-               // Reach the left most Node of the current Node
-               if (current) {
-                 // Place pointer to a tree node on the stack
-                 // before traversing the node's left subtree
-                 s.push(current);
-                 current = current.left;
-               } else {
-                 // BackTrack from the empty subtree and visit the Node
-                 // at the top of the stack; however, if the stack is
-                 // empty you are done
-                 if (s.length > 0) {
-                   current = s.pop();
-                   callback(current, i++); // We have visited the node and its left
-                   // subtree. Now, it's right subtree's turn
+       VectorTileFeature$1.types = ['Unknown', 'Point', 'LineString', 'Polygon'];
 
-                   current = current.right;
-                 } else done = true;
-               }
-             }
+       VectorTileFeature$1.prototype.loadGeometry = function () {
+         var pbf = this._pbf;
+         pbf.pos = this._geometry;
+         var end = pbf.readVarint() + pbf.pos,
+             cmd = 1,
+             length = 0,
+             x = 0,
+             y = 0,
+             lines = [],
+             line;
 
-             return this;
+         while (pbf.pos < end) {
+           if (length <= 0) {
+             var cmdLen = pbf.readVarint();
+             cmd = cmdLen & 0x7;
+             length = cmdLen >> 3;
            }
-           /**
-            * Walk key range from `low` to `high`. Stops if `fn` returns a value.
-            * @param  {Key}      low
-            * @param  {Key}      high
-            * @param  {Function} fn
-            * @param  {*?}       ctx
-            * @return {SplayTree}
-            */
-
-         }, {
-           key: "range",
-           value: function range(low, high, fn, ctx) {
-             var Q = [];
-             var compare = this._compare;
-             var node = this._root,
-                 cmp;
-
-             while (Q.length !== 0 || node) {
-               if (node) {
-                 Q.push(node);
-                 node = node.left;
-               } else {
-                 node = Q.pop();
-                 cmp = compare(node.key, high);
-
-                 if (cmp > 0) {
-                   break;
-                 } else if (compare(node.key, low) >= 0) {
-                   if (fn.call(ctx, node)) return this; // stop if smth is returned
-                 }
 
-                 node = node.right;
-               }
-             }
+           length--;
 
-             return this;
-           }
-           /**
-            * Returns all keys in order
-            * @return {Array<Key>}
-            */
+           if (cmd === 1 || cmd === 2) {
+             x += pbf.readSVarint();
+             y += pbf.readSVarint();
 
-         }, {
-           key: "keys",
-           value: function keys() {
-             var current = this._root;
-             var s = [],
-                 r = [],
-                 done = false;
-
-             while (!done) {
-               if (current) {
-                 s.push(current);
-                 current = current.left;
-               } else {
-                 if (s.length > 0) {
-                   current = s.pop();
-                   r.push(current.key);
-                   current = current.right;
-                 } else done = true;
-               }
+             if (cmd === 1) {
+               // moveTo
+               if (line) lines.push(line);
+               line = [];
              }
 
-             return r;
-           }
-           /**
-            * Returns `data` fields of all nodes in order.
-            * @return {Array<Value>}
-            */
-
-         }, {
-           key: "values",
-           value: function values() {
-             var current = this._root;
-             var s = [],
-                 r = [],
-                 done = false;
-
-             while (!done) {
-               if (current) {
-                 s.push(current);
-                 current = current.left;
-               } else {
-                 if (s.length > 0) {
-                   current = s.pop();
-                   r.push(current.data);
-                   current = current.right;
-                 } else done = true;
-               }
+             line.push(new Point(x, y));
+           } else if (cmd === 7) {
+             // Workaround for https://github.com/mapbox/mapnik-vector-tile/issues/90
+             if (line) {
+               line.push(line[0].clone()); // closePolygon
              }
-
-             return r;
+           } else {
+             throw new Error('unknown command ' + cmd);
            }
-           /**
-            * Returns node at given index
-            * @param  {number} index
-            * @return {?Node}
-            */
+         }
 
-         }, {
-           key: "at",
-           value: function at(index) {
-             // removed after a consideration, more misleading than useful
-             // index = index % this.size;
-             // if (index < 0) index = this.size - index;
-             var current = this._root;
-             var s = [],
-                 done = false,
-                 i = 0;
+         if (line) lines.push(line);
+         return lines;
+       };
 
-             while (!done) {
-               if (current) {
-                 s.push(current);
-                 current = current.left;
-               } else {
-                 if (s.length > 0) {
-                   current = s.pop();
-                   if (i === index) return current;
-                   i++;
-                   current = current.right;
-                 } else done = true;
-               }
-             }
+       VectorTileFeature$1.prototype.bbox = function () {
+         var pbf = this._pbf;
+         pbf.pos = this._geometry;
+         var end = pbf.readVarint() + pbf.pos,
+             cmd = 1,
+             length = 0,
+             x = 0,
+             y = 0,
+             x1 = Infinity,
+             x2 = -Infinity,
+             y1 = Infinity,
+             y2 = -Infinity;
 
-             return null;
+         while (pbf.pos < end) {
+           if (length <= 0) {
+             var cmdLen = pbf.readVarint();
+             cmd = cmdLen & 0x7;
+             length = cmdLen >> 3;
            }
-           /**
-            * Bulk-load items. Both array have to be same size
-            * @param  {Array<Key>}    keys
-            * @param  {Array<Value>}  [values]
-            * @param  {Boolean}       [presort=false] Pre-sort keys and values, using
-            *                                         tree's comparator. Sorting is done
-            *                                         in-place
-            * @return {AVLTree}
-            */
 
-         }, {
-           key: "load",
-           value: function load() {
-             var keys = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : [];
-             var values = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
-             var presort = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
-             if (this._size !== 0) throw new Error('bulk-load: tree is not empty');
-             var size = keys.length;
-             if (presort) sort(keys, values, 0, size - 1, this._compare);
-             this._root = loadRecursive(null, keys, values, 0, size);
-             this._size = size;
-             return this;
-           }
-         }, {
-           key: "min",
-           value: function min() {
-             var node = this.minNode(this._root);
-             if (node) return node.key;else return null;
-           }
-         }, {
-           key: "max",
-           value: function max() {
-             var node = this.maxNode(this._root);
-             if (node) return node.key;else return null;
-           }
-         }, {
-           key: "isEmpty",
-           value: function isEmpty() {
-             return this._root === null;
-           }
-         }, {
-           key: "size",
-           get: function get() {
-             return this._size;
-           }
-           /**
-            * Create a tree and load it with items
-            * @param  {Array<Key>}          keys
-            * @param  {Array<Value>?}        [values]
-             * @param  {Function?}            [comparator]
-            * @param  {Boolean?}             [presort=false] Pre-sort keys and values, using
-            *                                               tree's comparator. Sorting is done
-            *                                               in-place
-            * @param  {Boolean?}             [noDuplicates=false]   Allow duplicates
-            * @return {SplayTree}
-            */
+           length--;
 
-         }], [{
-           key: "createTree",
-           value: function createTree(keys, values, comparator, presort, noDuplicates) {
-             return new SplayTree(comparator, noDuplicates).load(keys, values, presort);
+           if (cmd === 1 || cmd === 2) {
+             x += pbf.readSVarint();
+             y += pbf.readSVarint();
+             if (x < x1) x1 = x;
+             if (x > x2) x2 = x;
+             if (y < y1) y1 = y;
+             if (y > y2) y2 = y;
+           } else if (cmd !== 7) {
+             throw new Error('unknown command ' + cmd);
            }
-         }]);
-
-         return SplayTree;
-       }();
-
-       function loadRecursive(parent, keys, values, start, end) {
-         var size = end - start;
-
-         if (size > 0) {
-           var middle = start + Math.floor(size / 2);
-           var key = keys[middle];
-           var data = values[middle];
-           var node = {
-             key: key,
-             data: data,
-             parent: parent
-           };
-           node.left = loadRecursive(node, keys, values, start, middle);
-           node.right = loadRecursive(node, keys, values, middle + 1, end);
-           return node;
-         }
-
-         return null;
-       }
-
-       function sort(keys, values, left, right, compare) {
-         if (left >= right) return;
-         var pivot = keys[left + right >> 1];
-         var i = left - 1;
-         var j = right + 1;
-
-         while (true) {
-           do {
-             i++;
-           } while (compare(keys[i], pivot) < 0);
-
-           do {
-             j--;
-           } while (compare(keys[j], pivot) > 0);
-
-           if (i >= j) break;
-           var tmp = keys[i];
-           keys[i] = keys[j];
-           keys[j] = tmp;
-           tmp = values[i];
-           values[i] = values[j];
-           values[j] = tmp;
          }
 
-         sort(keys, values, left, j, compare);
-         sort(keys, values, j + 1, right, compare);
-       }
-
-       var NORMAL = 0;
-       var NON_CONTRIBUTING = 1;
-       var SAME_TRANSITION = 2;
-       var DIFFERENT_TRANSITION = 3;
-
-       var INTERSECTION = 0;
-       var UNION = 1;
-       var DIFFERENCE = 2;
-       var XOR = 3;
-
-       /**
-        * @param  {SweepEvent} event
-        * @param  {SweepEvent} prev
-        * @param  {Operation} operation
-        */
-
-       function computeFields(event, prev, operation) {
-         // compute inOut and otherInOut fields
-         if (prev === null) {
-           event.inOut = false;
-           event.otherInOut = true; // previous line segment in sweepline belongs to the same polygon
-         } else {
-           if (event.isSubject === prev.isSubject) {
-             event.inOut = !prev.inOut;
-             event.otherInOut = prev.otherInOut; // previous line segment in sweepline belongs to the clipping polygon
-           } else {
-             event.inOut = !prev.otherInOut;
-             event.otherInOut = prev.isVertical() ? !prev.inOut : prev.inOut;
-           } // compute prevInResult field
+         return [x1, y1, x2, y2];
+       };
 
+       VectorTileFeature$1.prototype.toGeoJSON = function (x, y, z) {
+         var size = this.extent * Math.pow(2, z),
+             x0 = this.extent * x,
+             y0 = this.extent * y,
+             coords = this.loadGeometry(),
+             type = VectorTileFeature$1.types[this.type],
+             i,
+             j;
 
-           if (prev) {
-             event.prevInResult = !inResult(prev, operation) || prev.isVertical() ? prev.prevInResult : prev;
+         function project(line) {
+           for (var j = 0; j < line.length; j++) {
+             var p = line[j],
+                 y2 = 180 - (p.y + y0) * 360 / size;
+             line[j] = [(p.x + x0) * 360 / size - 180, 360 / Math.PI * Math.atan(Math.exp(y2 * Math.PI / 180)) - 90];
            }
-         } // check if the line segment belongs to the Boolean operation
-
-
-         var isInResult = inResult(event, operation);
-
-         if (isInResult) {
-           event.resultTransition = determineResultTransition(event, operation);
-         } else {
-           event.resultTransition = 0;
          }
-       }
-       /* eslint-disable indent */
-
-       function inResult(event, operation) {
-         switch (event.type) {
-           case NORMAL:
-             switch (operation) {
-               case INTERSECTION:
-                 return !event.otherInOut;
 
-               case UNION:
-                 return event.otherInOut;
-
-               case DIFFERENCE:
-                 // return (event.isSubject && !event.otherInOut) ||
-                 //         (!event.isSubject && event.otherInOut);
-                 return event.isSubject && event.otherInOut || !event.isSubject && !event.otherInOut;
+         switch (this.type) {
+           case 1:
+             var points = [];
 
-               case XOR:
-                 return true;
+             for (i = 0; i < coords.length; i++) {
+               points[i] = coords[i][0];
              }
 
+             coords = points;
+             project(coords);
              break;
 
-           case SAME_TRANSITION:
-             return operation === INTERSECTION || operation === UNION;
-
-           case DIFFERENT_TRANSITION:
-             return operation === DIFFERENCE;
-
-           case NON_CONTRIBUTING:
-             return false;
-         }
-
-         return false;
-       }
-       /* eslint-enable indent */
-
-
-       function determineResultTransition(event, operation) {
-         var thisIn = !event.inOut;
-         var thatIn = !event.otherInOut;
-         var isIn;
-
-         switch (operation) {
-           case INTERSECTION:
-             isIn = thisIn && thatIn;
-             break;
+           case 2:
+             for (i = 0; i < coords.length; i++) {
+               project(coords[i]);
+             }
 
-           case UNION:
-             isIn = thisIn || thatIn;
              break;
 
-           case XOR:
-             isIn = thisIn ^ thatIn;
-             break;
+           case 3:
+             coords = classifyRings(coords);
 
-           case DIFFERENCE:
-             if (event.isSubject) {
-               isIn = thisIn && !thatIn;
-             } else {
-               isIn = thatIn && !thisIn;
+             for (i = 0; i < coords.length; i++) {
+               for (j = 0; j < coords[i].length; j++) {
+                 project(coords[i][j]);
+               }
              }
 
              break;
          }
 
-         return isIn ? +1 : -1;
-       }
-
-       var SweepEvent = /*#__PURE__*/function () {
-         /**
-          * Sweepline event
-          *
-          * @class {SweepEvent}
-          * @param {Array.<Number>}  point
-          * @param {Boolean}         left
-          * @param {SweepEvent=}     otherEvent
-          * @param {Boolean}         isSubject
-          * @param {Number}          edgeType
-          */
-         function SweepEvent(point, left, otherEvent, isSubject, edgeType) {
-           _classCallCheck(this, SweepEvent);
-
-           /**
-            * Is left endpoint?
-            * @type {Boolean}
-            */
-           this.left = left;
-           /**
-            * @type {Array.<Number>}
-            */
-
-           this.point = point;
-           /**
-            * Other edge reference
-            * @type {SweepEvent}
-            */
-
-           this.otherEvent = otherEvent;
-           /**
-            * Belongs to source or clipping polygon
-            * @type {Boolean}
-            */
-
-           this.isSubject = isSubject;
-           /**
-            * Edge contribution type
-            * @type {Number}
-            */
-
-           this.type = edgeType || NORMAL;
-           /**
-            * In-out transition for the sweepline crossing polygon
-            * @type {Boolean}
-            */
-
-           this.inOut = false;
-           /**
-            * @type {Boolean}
-            */
-
-           this.otherInOut = false;
-           /**
-            * Previous event in result?
-            * @type {SweepEvent}
-            */
-
-           this.prevInResult = null;
-           /**
-            * Type of result transition (0 = not in result, +1 = out-in, -1, in-out)
-            * @type {Number}
-            */
-
-           this.resultTransition = 0; // connection step
-
-           /**
-            * @type {Number}
-            */
-
-           this.otherPos = -1;
-           /**
-            * @type {Number}
-            */
-
-           this.outputContourId = -1;
-           this.isExteriorRing = true; // TODO: Looks unused, remove?
+         if (coords.length === 1) {
+           coords = coords[0];
+         } else {
+           type = 'Multi' + type;
          }
-         /**
-          * @param  {Array.<Number>}  p
-          * @return {Boolean}
-          */
 
+         var result = {
+           type: "Feature",
+           geometry: {
+             type: type,
+             coordinates: coords
+           },
+           properties: this.properties
+         };
 
-         _createClass(SweepEvent, [{
-           key: "isBelow",
-           value: function isBelow(p) {
-             var p0 = this.point,
-                 p1 = this.otherEvent.point;
-             return this.left ? (p0[0] - p[0]) * (p1[1] - p[1]) - (p1[0] - p[0]) * (p0[1] - p[1]) > 0 // signedArea(this.point, this.otherEvent.point, p) > 0 :
-             : (p1[0] - p[0]) * (p0[1] - p[1]) - (p0[0] - p[0]) * (p1[1] - p[1]) > 0; //signedArea(this.otherEvent.point, this.point, p) > 0;
-           }
-           /**
-            * @param  {Array.<Number>}  p
-            * @return {Boolean}
-            */
+         if ('id' in this) {
+           result.id = this.id;
+         }
 
-         }, {
-           key: "isAbove",
-           value: function isAbove(p) {
-             return !this.isBelow(p);
-           }
-           /**
-            * @return {Boolean}
-            */
+         return result;
+       }; // classifies an array of rings into polygons with outer rings and holes
 
-         }, {
-           key: "isVertical",
-           value: function isVertical() {
-             return this.point[0] === this.otherEvent.point[0];
-           }
-           /**
-            * Does event belong to result?
-            * @return {Boolean}
-            */
 
-         }, {
-           key: "inResult",
-           get: function get() {
-             return this.resultTransition !== 0;
-           }
-         }, {
-           key: "clone",
-           value: function clone() {
-             var copy = new SweepEvent(this.point, this.left, this.otherEvent, this.isSubject, this.type);
-             copy.contourId = this.contourId;
-             copy.resultTransition = this.resultTransition;
-             copy.prevInResult = this.prevInResult;
-             copy.isExteriorRing = this.isExteriorRing;
-             copy.inOut = this.inOut;
-             copy.otherInOut = this.otherInOut;
-             return copy;
-           }
-         }]);
+       function classifyRings(rings) {
+         var len = rings.length;
+         if (len <= 1) return [rings];
+         var polygons = [],
+             polygon,
+             ccw;
 
-         return SweepEvent;
-       }();
+         for (var i = 0; i < len; i++) {
+           var area = signedArea(rings[i]);
+           if (area === 0) continue;
+           if (ccw === undefined) ccw = area < 0;
 
-       function equals(p1, p2) {
-         if (p1[0] === p2[0]) {
-           if (p1[1] === p2[1]) {
-             return true;
+           if (ccw === area < 0) {
+             if (polygon) polygons.push(polygon);
+             polygon = [rings[i]];
            } else {
-             return false;
+             polygon.push(rings[i]);
            }
          }
 
-         return false;
-       } // const EPSILON = 1e-9;
-       // const abs = Math.abs;
-       // TODO https://github.com/w8r/martinez/issues/6#issuecomment-262847164
-       // Precision problem.
-       //
-       // module.exports = function equals(p1, p2) {
-       //   return abs(p1[0] - p2[0]) <= EPSILON && abs(p1[1] - p2[1]) <= EPSILON;
-       // };
-
-       var epsilon$1 = 1.1102230246251565e-16;
-       var splitter = 134217729;
-       var resulterrbound = (3 + 8 * epsilon$1) * epsilon$1; // fast_expansion_sum_zeroelim routine from oritinal code
+         if (polygon) polygons.push(polygon);
+         return polygons;
+       }
 
-       function sum(elen, e, flen, f, h) {
-         var Q, Qnew, hh, bvirt;
-         var enow = e[0];
-         var fnow = f[0];
-         var eindex = 0;
-         var findex = 0;
+       function signedArea(ring) {
+         var sum = 0;
 
-         if (fnow > enow === fnow > -enow) {
-           Q = enow;
-           enow = e[++eindex];
-         } else {
-           Q = fnow;
-           fnow = f[++findex];
+         for (var i = 0, len = ring.length, j = len - 1, p1, p2; i < len; j = i++) {
+           p1 = ring[i];
+           p2 = ring[j];
+           sum += (p2.x - p1.x) * (p1.y + p2.y);
          }
 
-         var hindex = 0;
-
-         if (eindex < elen && findex < flen) {
-           if (fnow > enow === fnow > -enow) {
-             Qnew = enow + Q;
-             hh = Q - (Qnew - enow);
-             enow = e[++eindex];
-           } else {
-             Qnew = fnow + Q;
-             hh = Q - (Qnew - fnow);
-             fnow = f[++findex];
-           }
-
-           Q = Qnew;
+         return sum;
+       }
 
-           if (hh !== 0) {
-             h[hindex++] = hh;
-           }
+       var VectorTileFeature = vectortilefeature;
+       var vectortilelayer = VectorTileLayer$1;
 
-           while (eindex < elen && findex < flen) {
-             if (fnow > enow === fnow > -enow) {
-               Qnew = Q + enow;
-               bvirt = Qnew - Q;
-               hh = Q - (Qnew - bvirt) + (enow - bvirt);
-               enow = e[++eindex];
-             } else {
-               Qnew = Q + fnow;
-               bvirt = Qnew - Q;
-               hh = Q - (Qnew - bvirt) + (fnow - bvirt);
-               fnow = f[++findex];
-             }
+       function VectorTileLayer$1(pbf, end) {
+         // Public
+         this.version = 1;
+         this.name = null;
+         this.extent = 4096;
+         this.length = 0; // Private
 
-             Q = Qnew;
+         this._pbf = pbf;
+         this._keys = [];
+         this._values = [];
+         this._features = [];
+         pbf.readFields(readLayer, this, end);
+         this.length = this._features.length;
+       }
 
-             if (hh !== 0) {
-               h[hindex++] = hh;
-             }
-           }
-         }
+       function readLayer(tag, layer, pbf) {
+         if (tag === 15) layer.version = pbf.readVarint();else if (tag === 1) layer.name = pbf.readString();else if (tag === 5) layer.extent = pbf.readVarint();else if (tag === 2) layer._features.push(pbf.pos);else if (tag === 3) layer._keys.push(pbf.readString());else if (tag === 4) layer._values.push(readValueMessage(pbf));
+       }
 
-         while (eindex < elen) {
-           Qnew = Q + enow;
-           bvirt = Qnew - Q;
-           hh = Q - (Qnew - bvirt) + (enow - bvirt);
-           enow = e[++eindex];
-           Q = Qnew;
+       function readValueMessage(pbf) {
+         var value = null,
+             end = pbf.readVarint() + pbf.pos;
 
-           if (hh !== 0) {
-             h[hindex++] = hh;
-           }
+         while (pbf.pos < end) {
+           var tag = pbf.readVarint() >> 3;
+           value = tag === 1 ? pbf.readString() : tag === 2 ? pbf.readFloat() : tag === 3 ? pbf.readDouble() : tag === 4 ? pbf.readVarint64() : tag === 5 ? pbf.readVarint() : tag === 6 ? pbf.readSVarint() : tag === 7 ? pbf.readBoolean() : null;
          }
 
-         while (findex < flen) {
-           Qnew = Q + fnow;
-           bvirt = Qnew - Q;
-           hh = Q - (Qnew - bvirt) + (fnow - bvirt);
-           fnow = f[++findex];
-           Q = Qnew;
-
-           if (hh !== 0) {
-             h[hindex++] = hh;
-           }
-         }
-
-         if (Q !== 0 || hindex === 0) {
-           h[hindex++] = Q;
-         }
-
-         return hindex;
-       }
-       function estimate(elen, e) {
-         var Q = e[0];
-
-         for (var i = 1; i < elen; i++) {
-           Q += e[i];
-         }
-
-         return Q;
-       }
-       function vec(n) {
-         return new Float64Array(n);
-       }
-
-       var ccwerrboundA = (3 + 16 * epsilon$1) * epsilon$1;
-       var ccwerrboundB = (2 + 12 * epsilon$1) * epsilon$1;
-       var ccwerrboundC = (9 + 64 * epsilon$1) * epsilon$1 * epsilon$1;
-       var B = vec(4);
-       var C1 = vec(8);
-       var C2 = vec(12);
-       var D = vec(16);
-       var u = vec(4);
-
-       function orient2dadapt(ax, ay, bx, by, cx, cy, detsum) {
-         var acxtail, acytail, bcxtail, bcytail;
-
-         var bvirt, c, ahi, alo, bhi, blo, _i, _j, _0, s1, s0, t1, t0, u3;
-
-         var acx = ax - cx;
-         var bcx = bx - cx;
-         var acy = ay - cy;
-         var bcy = by - cy;
-         s1 = acx * bcy;
-         c = splitter * acx;
-         ahi = c - (c - acx);
-         alo = acx - ahi;
-         c = splitter * bcy;
-         bhi = c - (c - bcy);
-         blo = bcy - bhi;
-         s0 = alo * blo - (s1 - ahi * bhi - alo * bhi - ahi * blo);
-         t1 = acy * bcx;
-         c = splitter * acy;
-         ahi = c - (c - acy);
-         alo = acy - ahi;
-         c = splitter * bcx;
-         bhi = c - (c - bcx);
-         blo = bcx - bhi;
-         t0 = alo * blo - (t1 - ahi * bhi - alo * bhi - ahi * blo);
-         _i = s0 - t0;
-         bvirt = s0 - _i;
-         B[0] = s0 - (_i + bvirt) + (bvirt - t0);
-         _j = s1 + _i;
-         bvirt = _j - s1;
-         _0 = s1 - (_j - bvirt) + (_i - bvirt);
-         _i = _0 - t1;
-         bvirt = _0 - _i;
-         B[1] = _0 - (_i + bvirt) + (bvirt - t1);
-         u3 = _j + _i;
-         bvirt = u3 - _j;
-         B[2] = _j - (u3 - bvirt) + (_i - bvirt);
-         B[3] = u3;
-         var det = estimate(4, B);
-         var errbound = ccwerrboundB * detsum;
-
-         if (det >= errbound || -det >= errbound) {
-           return det;
-         }
-
-         bvirt = ax - acx;
-         acxtail = ax - (acx + bvirt) + (bvirt - cx);
-         bvirt = bx - bcx;
-         bcxtail = bx - (bcx + bvirt) + (bvirt - cx);
-         bvirt = ay - acy;
-         acytail = ay - (acy + bvirt) + (bvirt - cy);
-         bvirt = by - bcy;
-         bcytail = by - (bcy + bvirt) + (bvirt - cy);
-
-         if (acxtail === 0 && acytail === 0 && bcxtail === 0 && bcytail === 0) {
-           return det;
-         }
-
-         errbound = ccwerrboundC * detsum + resulterrbound * Math.abs(det);
-         det += acx * bcytail + bcy * acxtail - (acy * bcxtail + bcx * acytail);
-         if (det >= errbound || -det >= errbound) return det;
-         s1 = acxtail * bcy;
-         c = splitter * acxtail;
-         ahi = c - (c - acxtail);
-         alo = acxtail - ahi;
-         c = splitter * bcy;
-         bhi = c - (c - bcy);
-         blo = bcy - bhi;
-         s0 = alo * blo - (s1 - ahi * bhi - alo * bhi - ahi * blo);
-         t1 = acytail * bcx;
-         c = splitter * acytail;
-         ahi = c - (c - acytail);
-         alo = acytail - ahi;
-         c = splitter * bcx;
-         bhi = c - (c - bcx);
-         blo = bcx - bhi;
-         t0 = alo * blo - (t1 - ahi * bhi - alo * bhi - ahi * blo);
-         _i = s0 - t0;
-         bvirt = s0 - _i;
-         u[0] = s0 - (_i + bvirt) + (bvirt - t0);
-         _j = s1 + _i;
-         bvirt = _j - s1;
-         _0 = s1 - (_j - bvirt) + (_i - bvirt);
-         _i = _0 - t1;
-         bvirt = _0 - _i;
-         u[1] = _0 - (_i + bvirt) + (bvirt - t1);
-         u3 = _j + _i;
-         bvirt = u3 - _j;
-         u[2] = _j - (u3 - bvirt) + (_i - bvirt);
-         u[3] = u3;
-         var C1len = sum(4, B, 4, u, C1);
-         s1 = acx * bcytail;
-         c = splitter * acx;
-         ahi = c - (c - acx);
-         alo = acx - ahi;
-         c = splitter * bcytail;
-         bhi = c - (c - bcytail);
-         blo = bcytail - bhi;
-         s0 = alo * blo - (s1 - ahi * bhi - alo * bhi - ahi * blo);
-         t1 = acy * bcxtail;
-         c = splitter * acy;
-         ahi = c - (c - acy);
-         alo = acy - ahi;
-         c = splitter * bcxtail;
-         bhi = c - (c - bcxtail);
-         blo = bcxtail - bhi;
-         t0 = alo * blo - (t1 - ahi * bhi - alo * bhi - ahi * blo);
-         _i = s0 - t0;
-         bvirt = s0 - _i;
-         u[0] = s0 - (_i + bvirt) + (bvirt - t0);
-         _j = s1 + _i;
-         bvirt = _j - s1;
-         _0 = s1 - (_j - bvirt) + (_i - bvirt);
-         _i = _0 - t1;
-         bvirt = _0 - _i;
-         u[1] = _0 - (_i + bvirt) + (bvirt - t1);
-         u3 = _j + _i;
-         bvirt = u3 - _j;
-         u[2] = _j - (u3 - bvirt) + (_i - bvirt);
-         u[3] = u3;
-         var C2len = sum(C1len, C1, 4, u, C2);
-         s1 = acxtail * bcytail;
-         c = splitter * acxtail;
-         ahi = c - (c - acxtail);
-         alo = acxtail - ahi;
-         c = splitter * bcytail;
-         bhi = c - (c - bcytail);
-         blo = bcytail - bhi;
-         s0 = alo * blo - (s1 - ahi * bhi - alo * bhi - ahi * blo);
-         t1 = acytail * bcxtail;
-         c = splitter * acytail;
-         ahi = c - (c - acytail);
-         alo = acytail - ahi;
-         c = splitter * bcxtail;
-         bhi = c - (c - bcxtail);
-         blo = bcxtail - bhi;
-         t0 = alo * blo - (t1 - ahi * bhi - alo * bhi - ahi * blo);
-         _i = s0 - t0;
-         bvirt = s0 - _i;
-         u[0] = s0 - (_i + bvirt) + (bvirt - t0);
-         _j = s1 + _i;
-         bvirt = _j - s1;
-         _0 = s1 - (_j - bvirt) + (_i - bvirt);
-         _i = _0 - t1;
-         bvirt = _0 - _i;
-         u[1] = _0 - (_i + bvirt) + (bvirt - t1);
-         u3 = _j + _i;
-         bvirt = u3 - _j;
-         u[2] = _j - (u3 - bvirt) + (_i - bvirt);
-         u[3] = u3;
-         var Dlen = sum(C2len, C2, 4, u, D);
-         return D[Dlen - 1];
-       }
-
-       function orient2d(ax, ay, bx, by, cx, cy) {
-         var detleft = (ay - cy) * (bx - cx);
-         var detright = (ax - cx) * (by - cy);
-         var det = detleft - detright;
-         if (detleft === 0 || detright === 0 || detleft > 0 !== detright > 0) return det;
-         var detsum = Math.abs(detleft + detright);
-         if (Math.abs(det) >= ccwerrboundA * detsum) return det;
-         return -orient2dadapt(ax, ay, bx, by, cx, cy, detsum);
-       }
+         return value;
+       } // return feature `i` from this layer as a `VectorTileFeature`
 
-       /**
-        * Signed area of the triangle (p0, p1, p2)
-        * @param  {Array.<Number>} p0
-        * @param  {Array.<Number>} p1
-        * @param  {Array.<Number>} p2
-        * @return {Number}
-        */
 
-       function signedArea(p0, p1, p2) {
-         var res = orient2d(p0[0], p0[1], p1[0], p1[1], p2[0], p2[1]);
-         if (res > 0) return -1;
-         if (res < 0) return 1;
-         return 0;
-       }
+       VectorTileLayer$1.prototype.feature = function (i) {
+         if (i < 0 || i >= this._features.length) throw new Error('feature index out of bounds');
+         this._pbf.pos = this._features[i];
 
-       /**
-        * @param  {SweepEvent} e1
-        * @param  {SweepEvent} e2
-        * @return {Number}
-        */
+         var end = this._pbf.readVarint() + this._pbf.pos;
 
-       function compareEvents(e1, e2) {
-         var p1 = e1.point;
-         var p2 = e2.point; // Different x-coordinate
+         return new VectorTileFeature(this._pbf, end, this.extent, this._keys, this._values);
+       };
 
-         if (p1[0] > p2[0]) return 1;
-         if (p1[0] < p2[0]) return -1; // Different points, but same x-coordinate
-         // Event with lower y-coordinate is processed first
+       var VectorTileLayer = vectortilelayer;
+       var vectortile = VectorTile$1;
 
-         if (p1[1] !== p2[1]) return p1[1] > p2[1] ? 1 : -1;
-         return specialCases(e1, e2, p1);
+       function VectorTile$1(pbf, end) {
+         this.layers = pbf.readFields(readTile, {}, end);
        }
-       /* eslint-disable no-unused-vars */
-
-       function specialCases(e1, e2, p1, p2) {
-         // Same coordinates, but one is a left endpoint and the other is
-         // a right endpoint. The right endpoint is processed first
-         if (e1.left !== e2.left) return e1.left ? 1 : -1; // const p2 = e1.otherEvent.point, p3 = e2.otherEvent.point;
-         // const sa = (p1[0] - p3[0]) * (p2[1] - p3[1]) - (p2[0] - p3[0]) * (p1[1] - p3[1])
-         // Same coordinates, both events
-         // are left endpoints or right endpoints.
-         // not collinear
 
-         if (signedArea(p1, e1.otherEvent.point, e2.otherEvent.point) !== 0) {
-           // the event associate to the bottom segment is processed first
-           return !e1.isBelow(e2.otherEvent.point) ? 1 : -1;
+       function readTile(tag, layers, pbf) {
+         if (tag === 3) {
+           var layer = new VectorTileLayer(pbf, pbf.readVarint() + pbf.pos);
+           if (layer.length) layers[layer.name] = layer;
          }
-
-         return !e1.isSubject && e2.isSubject ? 1 : -1;
        }
-       /* eslint-enable no-unused-vars */
-
-       /**
-        * @param  {SweepEvent} se
-        * @param  {Array.<Number>} p
-        * @param  {Queue} queue
-        * @return {Queue}
-        */
-
-       function divideSegment(se, p, queue) {
-         var r = new SweepEvent(p, false, se, se.isSubject);
-         var l = new SweepEvent(p, true, se.otherEvent, se.isSubject);
-         /* eslint-disable no-console */
 
-         if (equals(se.point, se.otherEvent.point)) {
-           console.warn('what is that, a collapsed segment?', se);
-         }
-         /* eslint-enable no-console */
-
-
-         r.contourId = l.contourId = se.contourId; // avoid a rounding error. The left event would be processed after the right event
-
-         if (compareEvents(l, se.otherEvent) > 0) {
-           se.otherEvent.left = true;
-           l.left = false;
-         } // avoid a rounding error. The left event would be processed after the right event
-         // if (compareEvents(se, r) > 0) {}
+       var VectorTile = vectorTile.VectorTile = vectortile;
+       vectorTile.VectorTileFeature = vectortilefeature;
+       vectorTile.VectorTileLayer = vectortilelayer;
 
+       var accessToken = 'MLY|4100327730013843|5bb78b81720791946a9a7b956c57b7cf';
+       var apiUrl = 'https://graph.mapillary.com/';
+       var baseTileUrl = 'https://tiles.mapillary.com/maps/vtp';
+       var mapFeatureTileUrl = "".concat(baseTileUrl, "/mly_map_feature_point/2/{z}/{x}/{y}?access_token=").concat(accessToken);
+       var tileUrl = "".concat(baseTileUrl, "/mly1_public/2/{z}/{x}/{y}?access_token=").concat(accessToken);
+       var trafficSignTileUrl = "".concat(baseTileUrl, "/mly_map_feature_traffic_sign/2/{z}/{x}/{y}?access_token=").concat(accessToken);
+       var viewercss = 'mapillary-js/mapillary.css';
+       var viewerjs = 'mapillary-js/mapillary.js';
+       var minZoom$1 = 14;
+       var dispatch$4 = dispatch$8('change', 'loadedImages', 'loadedSigns', 'loadedMapFeatures', 'bearingChanged', 'imageChanged');
 
-         se.otherEvent.otherEvent = l;
-         se.otherEvent = r;
-         queue.push(l);
-         queue.push(r);
-         return queue;
-       }
-
-       //const EPS = 1e-9;
-
-       /**
-        * Finds the magnitude of the cross product of two vectors (if we pretend
-        * they're in three dimensions)
-        *
-        * @param {Object} a First vector
-        * @param {Object} b Second vector
-        * @private
-        * @returns {Number} The magnitude of the cross product
-        */
-       function crossProduct(a, b) {
-         return a[0] * b[1] - a[1] * b[0];
-       }
-       /**
-        * Finds the dot product of two vectors.
-        *
-        * @param {Object} a First vector
-        * @param {Object} b Second vector
-        * @private
-        * @returns {Number} The dot product
-        */
+       var _loadViewerPromise$2;
 
+       var _mlyActiveImage;
 
-       function dotProduct(a, b) {
-         return a[0] * b[0] + a[1] * b[1];
-       }
-       /**
-        * Finds the intersection (if any) between two line segments a and b, given the
-        * line segments' end points a1, a2 and b1, b2.
-        *
-        * This algorithm is based on Schneider and Eberly.
-        * http://www.cimec.org.ar/~ncalvo/Schneider_Eberly.pdf
-        * Page 244.
-        *
-        * @param {Array.<Number>} a1 point of first line
-        * @param {Array.<Number>} a2 point of first line
-        * @param {Array.<Number>} b1 point of second line
-        * @param {Array.<Number>} b2 point of second line
-        * @param {Boolean=}       noEndpointTouch whether to skip single touchpoints
-        *                                         (meaning connected segments) as
-        *                                         intersections
-        * @returns {Array.<Array.<Number>>|Null} If the lines intersect, the point of
-        * intersection. If they overlap, the two end points of the overlapping segment.
-        * Otherwise, null.
-        */
+       var _mlyCache;
 
+       var _mlyFallback = false;
 
-       function intersection (a1, a2, b1, b2, noEndpointTouch) {
-         // The algorithm expects our lines in the form P + sd, where P is a point,
-         // s is on the interval [0, 1], and d is a vector.
-         // We are passed two points. P can be the first point of each pair. The
-         // vector, then, could be thought of as the distance (in x and y components)
-         // from the first point to the second point.
-         // So first, let's make our vectors:
-         var va = [a2[0] - a1[0], a2[1] - a1[1]];
-         var vb = [b2[0] - b1[0], b2[1] - b1[1]]; // We also define a function to convert back to regular point form:
+       var _mlyHighlightedDetection;
 
-         /* eslint-disable arrow-body-style */
+       var _mlyShowFeatureDetections = false;
+       var _mlyShowSignDetections = false;
 
-         function toPoint(p, s, d) {
-           return [p[0] + s * d[0], p[1] + s * d[1]];
-         }
-         /* eslint-enable arrow-body-style */
-         // The rest is pretty much a straight port of the algorithm.
+       var _mlyViewer;
 
+       var _mlyViewerFilter = ['all']; // Load all data for the specified type from Mapillary vector tiles
 
-         var e = [b1[0] - a1[0], b1[1] - a1[1]];
-         var kross = crossProduct(va, vb);
-         var sqrKross = kross * kross;
-         var sqrLenA = dotProduct(va, va); //const sqrLenB  = dotProduct(vb, vb);
-         // Check for line intersection. This works because of the properties of the
-         // cross product -- specifically, two vectors are parallel if and only if the
-         // cross product is the 0 vector. The full calculation involves relative error
-         // to account for possible very small line segments. See Schneider & Eberly
-         // for details.
+       function loadTiles$2(which, url, maxZoom, projection) {
+         var tiler = utilTiler().zoomExtent([minZoom$1, maxZoom]).skipNullIsland(true);
+         var tiles = tiler.getTiles(projection);
+         tiles.forEach(function (tile) {
+           loadTile$1(which, url, tile);
+         });
+       } // Load all data for the specified type from one vector tile
 
-         if (sqrKross > 0
-         /* EPS * sqrLenB * sqLenA */
-         ) {
-             // If they're not parallel, then (because these are line segments) they
-             // still might not actually intersect. This code checks that the
-             // intersection point of the lines is actually on both line segments.
-             var s = crossProduct(e, vb) / kross;
 
-             if (s < 0 || s > 1) {
-               // not on line segment a
-               return null;
-             }
+       function loadTile$1(which, url, tile) {
+         var cache = _mlyCache.requests;
+         var tileId = "".concat(tile.id, "-").concat(which);
+         if (cache.loaded[tileId] || cache.inflight[tileId]) return;
+         var controller = new AbortController();
+         cache.inflight[tileId] = controller;
+         var requestUrl = url.replace('{x}', tile.xyz[0]).replace('{y}', tile.xyz[1]).replace('{z}', tile.xyz[2]);
+         fetch(requestUrl, {
+           signal: controller.signal
+         }).then(function (response) {
+           if (!response.ok) {
+             throw new Error(response.status + ' ' + response.statusText);
+           }
 
-             var t = crossProduct(e, va) / kross;
+           cache.loaded[tileId] = true;
+           delete cache.inflight[tileId];
+           return response.arrayBuffer();
+         }).then(function (data) {
+           if (!data) {
+             throw new Error('No Data');
+           }
 
-             if (t < 0 || t > 1) {
-               // not on line segment b
-               return null;
-             }
+           loadTileDataToCache(data, tile, which);
 
-             if (s === 0 || s === 1) {
-               // on an endpoint of line segment a
-               return noEndpointTouch ? null : [toPoint(a1, s, va)];
-             }
+           if (which === 'images') {
+             dispatch$4.call('loadedImages');
+           } else if (which === 'signs') {
+             dispatch$4.call('loadedSigns');
+           } else if (which === 'points') {
+             dispatch$4.call('loadedMapFeatures');
+           }
+         })["catch"](function () {
+           cache.loaded[tileId] = true;
+           delete cache.inflight[tileId];
+         });
+       } // Load the data from the vector tile into cache
 
-             if (t === 0 || t === 1) {
-               // on an endpoint of line segment b
-               return noEndpointTouch ? null : [toPoint(b1, t, vb)];
-             }
 
-             return [toPoint(a1, s, va)];
-           } // If we've reached this point, then the lines are either parallel or the
-         // same, but the segments could overlap partially or fully, or not at all.
-         // So we need to find the overlap, if any. To do that, we can use e, which is
-         // the (vector) difference between the two initial points. If this is parallel
-         // with the line itself, then the two lines are the same line, and there will
-         // be overlap.
-         //const sqrLenE = dotProduct(e, e);
+       function loadTileDataToCache(data, tile, which) {
+         var vectorTile = new VectorTile(new pbf(data));
+         var features, cache, layer, i, feature, loc, d;
 
+         if (vectorTile.layers.hasOwnProperty('image')) {
+           features = [];
+           cache = _mlyCache.images;
+           layer = vectorTile.layers.image;
 
-         kross = crossProduct(e, va);
-         sqrKross = kross * kross;
+           for (i = 0; i < layer.length; i++) {
+             feature = layer.feature(i).toGeoJSON(tile.xyz[0], tile.xyz[1], tile.xyz[2]);
+             loc = feature.geometry.coordinates;
+             d = {
+               loc: loc,
+               captured_at: feature.properties.captured_at,
+               ca: feature.properties.compass_angle,
+               id: feature.properties.id,
+               is_pano: feature.properties.is_pano,
+               sequence_id: feature.properties.sequence_id
+             };
+             cache.forImageId[d.id] = d;
+             features.push({
+               minX: loc[0],
+               minY: loc[1],
+               maxX: loc[0],
+               maxY: loc[1],
+               data: d
+             });
+           }
 
-         if (sqrKross > 0
-         /* EPS * sqLenB * sqLenE */
-         ) {
-             // Lines are just parallel, not the same. No overlap.
-             return null;
+           if (cache.rtree) {
+             cache.rtree.load(features);
            }
+         }
+
+         if (vectorTile.layers.hasOwnProperty('sequence')) {
+           features = [];
+           cache = _mlyCache.sequences;
+           layer = vectorTile.layers.sequence;
 
-         var sa = dotProduct(va, e) / sqrLenA;
-         var sb = sa + dotProduct(va, vb) / sqrLenA;
-         var smin = Math.min(sa, sb);
-         var smax = Math.max(sa, sb); // this is, essentially, the FindIntersection acting on floats from
-         // Schneider & Eberly, just inlined into this function.
+           for (i = 0; i < layer.length; i++) {
+             feature = layer.feature(i).toGeoJSON(tile.xyz[0], tile.xyz[1], tile.xyz[2]);
 
-         if (smin <= 1 && smax >= 0) {
-           // overlap on an end point
-           if (smin === 1) {
-             return noEndpointTouch ? null : [toPoint(a1, smin > 0 ? smin : 0, va)];
+             if (cache.lineString[feature.properties.id]) {
+               cache.lineString[feature.properties.id].push(feature);
+             } else {
+               cache.lineString[feature.properties.id] = [feature];
+             }
            }
+         }
 
-           if (smax === 0) {
-             return noEndpointTouch ? null : [toPoint(a1, smax < 1 ? smax : 1, va)];
-           }
+         if (vectorTile.layers.hasOwnProperty('point')) {
+           features = [];
+           cache = _mlyCache[which];
+           layer = vectorTile.layers.point;
 
-           if (noEndpointTouch && smin === 0 && smax === 1) return null; // There's overlap on a segment -- two points of intersection. Return both.
+           for (i = 0; i < layer.length; i++) {
+             feature = layer.feature(i).toGeoJSON(tile.xyz[0], tile.xyz[1], tile.xyz[2]);
+             loc = feature.geometry.coordinates;
+             d = {
+               loc: loc,
+               id: feature.properties.id,
+               first_seen_at: feature.properties.first_seen_at,
+               last_seen_at: feature.properties.last_seen_at,
+               value: feature.properties.value
+             };
+             features.push({
+               minX: loc[0],
+               minY: loc[1],
+               maxX: loc[0],
+               maxY: loc[1],
+               data: d
+             });
+           }
 
-           return [toPoint(a1, smin > 0 ? smin : 0, va), toPoint(a1, smax < 1 ? smax : 1, va)];
+           if (cache.rtree) {
+             cache.rtree.load(features);
+           }
          }
 
-         return null;
-       }
+         if (vectorTile.layers.hasOwnProperty('traffic_sign')) {
+           features = [];
+           cache = _mlyCache[which];
+           layer = vectorTile.layers.traffic_sign;
 
-       /**
-        * @param  {SweepEvent} se1
-        * @param  {SweepEvent} se2
-        * @param  {Queue}      queue
-        * @return {Number}
-        */
+           for (i = 0; i < layer.length; i++) {
+             feature = layer.feature(i).toGeoJSON(tile.xyz[0], tile.xyz[1], tile.xyz[2]);
+             loc = feature.geometry.coordinates;
+             d = {
+               loc: loc,
+               id: feature.properties.id,
+               first_seen_at: feature.properties.first_seen_at,
+               last_seen_at: feature.properties.last_seen_at,
+               value: feature.properties.value
+             };
+             features.push({
+               minX: loc[0],
+               minY: loc[1],
+               maxX: loc[0],
+               maxY: loc[1],
+               data: d
+             });
+           }
 
-       function possibleIntersection(se1, se2, queue) {
-         // that disallows self-intersecting polygons,
-         // did cost us half a day, so I'll leave it
-         // out of respect
-         // if (se1.isSubject === se2.isSubject) return;
-         var inter = intersection(se1.point, se1.otherEvent.point, se2.point, se2.otherEvent.point);
-         var nintersections = inter ? inter.length : 0;
-         if (nintersections === 0) return 0; // no intersection
-         // the line segments intersect at an endpoint of both line segments
-
-         if (nintersections === 1 && (equals(se1.point, se2.point) || equals(se1.otherEvent.point, se2.otherEvent.point))) {
-           return 0;
+           if (cache.rtree) {
+             cache.rtree.load(features);
+           }
          }
-
-         if (nintersections === 2 && se1.isSubject === se2.isSubject) {
-           // if(se1.contourId === se2.contourId){
-           // console.warn('Edges of the same polygon overlap',
-           //   se1.point, se1.otherEvent.point, se2.point, se2.otherEvent.point);
-           // }
-           //throw new Error('Edges of the same polygon overlap');
-           return 0;
-         } // The line segments associated to se1 and se2 intersect
+       } // Get data from the API
 
 
-         if (nintersections === 1) {
-           // if the intersection point is not an endpoint of se1
-           if (!equals(se1.point, inter[0]) && !equals(se1.otherEvent.point, inter[0])) {
-             divideSegment(se1, inter[0], queue);
-           } // if the intersection point is not an endpoint of se2
-
+       function loadData(url) {
+         return fetch(url).then(function (response) {
+           if (!response.ok) {
+             throw new Error(response.status + ' ' + response.statusText);
+           }
 
-           if (!equals(se2.point, inter[0]) && !equals(se2.otherEvent.point, inter[0])) {
-             divideSegment(se2, inter[0], queue);
+           return response.json();
+         }).then(function (result) {
+           if (!result) {
+             return [];
            }
 
-           return 1;
-         } // The line segments associated to se1 and se2 overlap
+           return result.data || [];
+         });
+       } // Partition viewport into higher zoom tiles
 
 
-         var events = [];
-         var leftCoincide = false;
-         var rightCoincide = false;
+       function partitionViewport$2(projection) {
+         var z = geoScaleToZoom(projection.scale());
+         var z2 = Math.ceil(z * 2) / 2 + 2.5; // round to next 0.5 and add 2.5
 
-         if (equals(se1.point, se2.point)) {
-           leftCoincide = true; // linked
-         } else if (compareEvents(se1, se2) === 1) {
-           events.push(se2, se1);
-         } else {
-           events.push(se1, se2);
-         }
+         var tiler = utilTiler().zoomExtent([z2, z2]);
+         return tiler.getTiles(projection).map(function (tile) {
+           return tile.extent;
+         });
+       } // Return no more than `limit` results per partition.
 
-         if (equals(se1.otherEvent.point, se2.otherEvent.point)) {
-           rightCoincide = true;
-         } else if (compareEvents(se1.otherEvent, se2.otherEvent) === 1) {
-           events.push(se2.otherEvent, se1.otherEvent);
-         } else {
-           events.push(se1.otherEvent, se2.otherEvent);
-         }
 
-         if (leftCoincide && rightCoincide || leftCoincide) {
-           // both line segments are equal or share the left endpoint
-           se2.type = NON_CONTRIBUTING;
-           se1.type = se2.inOut === se1.inOut ? SAME_TRANSITION : DIFFERENT_TRANSITION;
+       function searchLimited$2(limit, projection, rtree) {
+         limit = limit || 5;
+         return partitionViewport$2(projection).reduce(function (result, extent) {
+           var found = rtree.search(extent.bbox()).slice(0, limit).map(function (d) {
+             return d.data;
+           });
+           return found.length ? result.concat(found) : result;
+         }, []);
+       }
 
-           if (leftCoincide && !rightCoincide) {
-             // honestly no idea, but changing events selection from [2, 1]
-             // to [0, 1] fixes the overlapping self-intersecting polygons issue
-             divideSegment(events[1].otherEvent, events[0].point, queue);
+       var serviceMapillary = {
+         // Initialize Mapillary
+         init: function init() {
+           if (!_mlyCache) {
+             this.reset();
            }
 
-           return 2;
-         } // the line segments share the right endpoint
-
+           this.event = utilRebind(this, dispatch$4, 'on');
+         },
+         // Reset cache and state
+         reset: function reset() {
+           if (_mlyCache) {
+             Object.values(_mlyCache.requests.inflight).forEach(function (request) {
+               request.abort();
+             });
+           }
 
-         if (rightCoincide) {
-           divideSegment(events[0], events[1].point, queue);
-           return 3;
-         } // no line segment includes totally the other one
+           _mlyCache = {
+             images: {
+               rtree: new RBush(),
+               forImageId: {}
+             },
+             image_detections: {
+               forImageId: {}
+             },
+             signs: {
+               rtree: new RBush()
+             },
+             points: {
+               rtree: new RBush()
+             },
+             sequences: {
+               rtree: new RBush(),
+               lineString: {}
+             },
+             requests: {
+               loaded: {},
+               inflight: {}
+             }
+           };
+           _mlyActiveImage = null;
+         },
+         // Get visible images
+         images: function images(projection) {
+           var limit = 5;
+           return searchLimited$2(limit, projection, _mlyCache.images.rtree);
+         },
+         // Get visible traffic signs
+         signs: function signs(projection) {
+           var limit = 5;
+           return searchLimited$2(limit, projection, _mlyCache.signs.rtree);
+         },
+         // Get visible map (point) features
+         mapFeatures: function mapFeatures(projection) {
+           var limit = 5;
+           return searchLimited$2(limit, projection, _mlyCache.points.rtree);
+         },
+         // Get cached image by id
+         cachedImage: function cachedImage(imageId) {
+           return _mlyCache.images.forImageId[imageId];
+         },
+         // Get visible sequences
+         sequences: function sequences(projection) {
+           var viewport = projection.clipExtent();
+           var min = [viewport[0][0], viewport[1][1]];
+           var max = [viewport[1][0], viewport[0][1]];
+           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
+           var sequenceIds = {};
+           var lineStrings = [];
 
+           _mlyCache.images.rtree.search(bbox).forEach(function (d) {
+             if (d.data.sequence_id) {
+               sequenceIds[d.data.sequence_id] = true;
+             }
+           });
 
-         if (events[0] !== events[3].otherEvent) {
-           divideSegment(events[0], events[1].point, queue);
-           divideSegment(events[1], events[2].point, queue);
-           return 3;
-         } // one line segment includes the other one
+           Object.keys(sequenceIds).forEach(function (sequenceId) {
+             if (_mlyCache.sequences.lineString[sequenceId]) {
+               lineStrings = lineStrings.concat(_mlyCache.sequences.lineString[sequenceId]);
+             }
+           });
+           return lineStrings;
+         },
+         // Load images in the visible area
+         loadImages: function loadImages(projection) {
+           loadTiles$2('images', tileUrl, 14, projection);
+         },
+         // Load traffic signs in the visible area
+         loadSigns: function loadSigns(projection) {
+           loadTiles$2('signs', trafficSignTileUrl, 14, projection);
+         },
+         // Load map (point) features in the visible area
+         loadMapFeatures: function loadMapFeatures(projection) {
+           loadTiles$2('points', mapFeatureTileUrl, 14, projection);
+         },
+         // Return a promise that resolves when the image viewer (Mapillary JS) library has finished loading
+         ensureViewerLoaded: function ensureViewerLoaded(context) {
+           if (_loadViewerPromise$2) return _loadViewerPromise$2; // add mly-wrapper
 
+           var wrap = context.container().select('.photoviewer').selectAll('.mly-wrapper').data([0]);
+           wrap.enter().append('div').attr('id', 'ideditor-mly').attr('class', 'photo-wrapper mly-wrapper').classed('hide', true);
+           var that = this;
+           _loadViewerPromise$2 = new Promise(function (resolve, reject) {
+             var loadedCount = 0;
 
-         divideSegment(events[0], events[1].point, queue);
-         divideSegment(events[3].otherEvent, events[2].point, queue);
-         return 3;
-       }
+             function loaded() {
+               loadedCount += 1; // wait until both files are loaded
 
-       /**
-        * @param  {SweepEvent} le1
-        * @param  {SweepEvent} le2
-        * @return {Number}
-        */
+               if (loadedCount === 2) resolve();
+             }
 
-       function compareSegments(le1, le2) {
-         if (le1 === le2) return 0; // Segments are not collinear
+             var head = select('head'); // load mapillary-viewercss
 
-         if (signedArea(le1.point, le1.otherEvent.point, le2.point) !== 0 || signedArea(le1.point, le1.otherEvent.point, le2.otherEvent.point) !== 0) {
-           // If they share their left endpoint use the right endpoint to sort
-           if (equals(le1.point, le2.point)) return le1.isBelow(le2.otherEvent.point) ? -1 : 1; // Different left endpoint: use the left endpoint to sort
+             head.selectAll('#ideditor-mapillary-viewercss').data([0]).enter().append('link').attr('id', 'ideditor-mapillary-viewercss').attr('rel', 'stylesheet').attr('crossorigin', 'anonymous').attr('href', context.asset(viewercss)).on('load.serviceMapillary', loaded).on('error.serviceMapillary', function () {
+               reject();
+             }); // load mapillary-viewerjs
 
-           if (le1.point[0] === le2.point[0]) return le1.point[1] < le2.point[1] ? -1 : 1; // has the line segment associated to e1 been inserted
-           // into S after the line segment associated to e2 ?
+             head.selectAll('#ideditor-mapillary-viewerjs').data([0]).enter().append('script').attr('id', 'ideditor-mapillary-viewerjs').attr('crossorigin', 'anonymous').attr('src', context.asset(viewerjs)).on('load.serviceMapillary', loaded).on('error.serviceMapillary', function () {
+               reject();
+             });
+           })["catch"](function () {
+             _loadViewerPromise$2 = null;
+           }).then(function () {
+             that.initViewer(context);
+           });
+           return _loadViewerPromise$2;
+         },
+         // Load traffic sign image sprites
+         loadSignResources: function loadSignResources(context) {
+           context.ui().svgDefs.addSprites(['mapillary-sprite'], false
+           /* don't override colors */
+           );
+           return this;
+         },
+         // Load map (point) feature image sprites
+         loadObjectResources: function loadObjectResources(context) {
+           context.ui().svgDefs.addSprites(['mapillary-object-sprite'], false
+           /* don't override colors */
+           );
+           return this;
+         },
+         // Remove previous detections in image viewer
+         resetTags: function resetTags() {
+           if (_mlyViewer && !_mlyFallback) {
+             _mlyViewer.getComponent('tag').removeAll();
+           }
+         },
+         // Show map feature detections in image viewer
+         showFeatureDetections: function showFeatureDetections(value) {
+           _mlyShowFeatureDetections = value;
 
-           if (compareEvents(le1, le2) === 1) return le2.isAbove(le1.point) ? -1 : 1; // The line segment associated to e2 has been inserted
-           // into S after the line segment associated to e1
+           if (!_mlyShowFeatureDetections && !_mlyShowSignDetections) {
+             this.resetTags();
+           }
+         },
+         // Show traffic sign detections in image viewer
+         showSignDetections: function showSignDetections(value) {
+           _mlyShowSignDetections = value;
 
-           return le1.isBelow(le2.point) ? -1 : 1;
-         }
+           if (!_mlyShowFeatureDetections && !_mlyShowSignDetections) {
+             this.resetTags();
+           }
+         },
+         // Apply filter to image viewer
+         filterViewer: function filterViewer(context) {
+           var showsPano = context.photos().showsPanoramic();
+           var showsFlat = context.photos().showsFlat();
+           var fromDate = context.photos().fromDate();
+           var toDate = context.photos().toDate();
+           var filter = ['all'];
+           if (!showsPano) filter.push(['!=', 'cameraType', 'spherical']);
+           if (!showsFlat && showsPano) filter.push(['==', 'pano', true]);
 
-         if (le1.isSubject === le2.isSubject) {
-           // same polygon
-           var p1 = le1.point,
-               p2 = le2.point;
+           if (fromDate) {
+             filter.push(['>=', 'capturedAt', new Date(fromDate).getTime()]);
+           }
 
-           if (p1[0] === p2[0] && p1[1] === p2[1]
-           /*equals(le1.point, le2.point)*/
-           ) {
-               p1 = le1.otherEvent.point;
-               p2 = le2.otherEvent.point;
-               if (p1[0] === p2[0] && p1[1] === p2[1]) return 0;else return le1.contourId > le2.contourId ? 1 : -1;
-             }
-         } else {
-           // Segments are collinear, but belong to separate polygons
-           return le1.isSubject ? -1 : 1;
-         }
+           if (toDate) {
+             filter.push(['>=', 'capturedAt', new Date(toDate).getTime()]);
+           }
 
-         return compareEvents(le1, le2) === 1 ? 1 : -1;
-       }
+           if (_mlyViewer) {
+             _mlyViewer.setFilter(filter);
+           }
 
-       function subdivide(eventQueue, subject, clipping, sbbox, cbbox, operation) {
-         var sweepLine = new SplayTree(compareSegments);
-         var sortedEvents = [];
-         var rightbound = Math.min(sbbox[2], cbbox[2]);
-         var prev, next, begin;
+           _mlyViewerFilter = filter;
+           return filter;
+         },
+         // Make the image viewer visible
+         showViewer: function showViewer(context) {
+           var wrap = context.container().select('.photoviewer').classed('hide', false);
+           var isHidden = wrap.selectAll('.photo-wrapper.mly-wrapper.hide').size();
 
-         while (eventQueue.length !== 0) {
-           var event = eventQueue.pop();
-           sortedEvents.push(event); // optimization by bboxes for intersection and difference goes here
+           if (isHidden && _mlyViewer) {
+             wrap.selectAll('.photo-wrapper:not(.mly-wrapper)').classed('hide', true);
+             wrap.selectAll('.photo-wrapper.mly-wrapper').classed('hide', false);
 
-           if (operation === INTERSECTION && event.point[0] > rightbound || operation === DIFFERENCE && event.point[0] > sbbox[2]) {
-             break;
+             _mlyViewer.resize();
            }
 
-           if (event.left) {
-             next = prev = sweepLine.insert(event);
-             begin = sweepLine.minNode();
-             if (prev !== begin) prev = sweepLine.prev(prev);else prev = null;
-             next = sweepLine.next(next);
-             var prevEvent = prev ? prev.key : null;
-             var prevprevEvent = void 0;
-             computeFields(event, prevEvent, operation);
-
-             if (next) {
-               if (possibleIntersection(event, next.key, eventQueue) === 2) {
-                 computeFields(event, prevEvent, operation);
-                 computeFields(event, next.key, operation);
-               }
-             }
+           return this;
+         },
+         // Hide the image viewer and resets map markers
+         hideViewer: function hideViewer(context) {
+           _mlyActiveImage = null;
 
-             if (prev) {
-               if (possibleIntersection(prev.key, event, eventQueue) === 2) {
-                 var prevprev = prev;
-                 if (prevprev !== begin) prevprev = sweepLine.prev(prevprev);else prevprev = null;
-                 prevprevEvent = prevprev ? prevprev.key : null;
-                 computeFields(prevEvent, prevprevEvent, operation);
-                 computeFields(event, prevEvent, operation);
-               }
-             }
-           } else {
-             event = event.otherEvent;
-             next = prev = sweepLine.find(event);
+           if (!_mlyFallback && _mlyViewer) {
+             _mlyViewer.getComponent('sequence').stop();
+           }
 
-             if (prev && next) {
-               if (prev !== begin) prev = sweepLine.prev(prev);else prev = null;
-               next = sweepLine.next(next);
-               sweepLine.remove(event);
+           var viewer = context.container().select('.photoviewer');
+           if (!viewer.empty()) viewer.datum(null);
+           viewer.classed('hide', true).selectAll('.photo-wrapper').classed('hide', true);
+           this.updateUrlImage(null);
+           dispatch$4.call('imageChanged');
+           dispatch$4.call('loadedMapFeatures');
+           dispatch$4.call('loadedSigns');
+           return this.setStyles(context, null);
+         },
+         // Update the URL with current image id
+         updateUrlImage: function updateUrlImage(imageId) {
+           if (!window.mocha) {
+             var hash = utilStringQs(window.location.hash);
 
-               if (next && prev) {
-                 possibleIntersection(prev.key, next.key, eventQueue);
-               }
+             if (imageId) {
+               hash.photo = 'mapillary/' + imageId;
+             } else {
+               delete hash.photo;
              }
-           }
-         }
 
-         return sortedEvents;
-       }
+             window.location.replace('#' + utilQsString(hash, true));
+           }
+         },
+         // Highlight the detection in the viewer that is related to the clicked map feature
+         highlightDetection: function highlightDetection(detection) {
+           if (detection) {
+             _mlyHighlightedDetection = detection.id;
+           }
 
-       var Contour = /*#__PURE__*/function () {
-         /**
-          * Contour
-          *
-          * @class {Contour}
-          */
-         function Contour() {
-           _classCallCheck(this, Contour);
+           return this;
+         },
+         // Initialize image viewer (Mapillar JS)
+         initViewer: function initViewer(context) {
+           var that = this;
+           if (!window.mapillary) return;
+           var opts = {
+             accessToken: accessToken,
+             component: {
+               cover: false,
+               keyboard: false,
+               tag: true
+             },
+             container: 'ideditor-mly'
+           }; // Disable components requiring WebGL support
 
-           this.points = [];
-           this.holeIds = [];
-           this.holeOf = null;
-           this.depth = null;
-         }
+           if (!mapillary.isSupported() && mapillary.isFallbackSupported()) {
+             _mlyFallback = true;
+             opts.component = {
+               cover: false,
+               direction: false,
+               imagePlane: false,
+               keyboard: false,
+               mouse: false,
+               sequence: false,
+               tag: false,
+               image: true,
+               // fallback
+               navigation: true // fallback
 
-         _createClass(Contour, [{
-           key: "isExterior",
-           value: function isExterior() {
-             return this.holeOf == null;
+             };
            }
-         }]);
-
-         return Contour;
-       }();
 
-       /**
-        * @param  {Array.<SweepEvent>} sortedEvents
-        * @return {Array.<SweepEvent>}
-        */
+           _mlyViewer = new mapillary.Viewer(opts);
 
-       function orderEvents(sortedEvents) {
-         var event, i, len, tmp;
-         var resultEvents = [];
+           _mlyViewer.on('image', imageChanged);
 
-         for (i = 0, len = sortedEvents.length; i < len; i++) {
-           event = sortedEvents[i];
+           _mlyViewer.on('bearing', bearingChanged);
 
-           if (event.left && event.inResult || !event.left && event.otherEvent.inResult) {
-             resultEvents.push(event);
-           }
-         } // Due to overlapping edges the resultEvents array can be not wholly sorted
+           if (_mlyViewerFilter) {
+             _mlyViewer.setFilter(_mlyViewerFilter);
+           } // Register viewer resize handler
 
 
-         var sorted = false;
+           context.ui().photoviewer.on('resize.mapillary', function () {
+             if (_mlyViewer) _mlyViewer.resize();
+           }); // imageChanged: called after the viewer has changed images and is ready.
 
-         while (!sorted) {
-           sorted = true;
+           function imageChanged(node) {
+             that.resetTags();
+             var image = node.image;
+             that.setActiveImage(image);
+             that.setStyles(context, null);
+             var loc = [image.originalLngLat.lng, image.originalLngLat.lat];
+             context.map().centerEase(loc);
+             that.updateUrlImage(image.id);
 
-           for (i = 0, len = resultEvents.length; i < len; i++) {
-             if (i + 1 < len && compareEvents(resultEvents[i], resultEvents[i + 1]) === 1) {
-               tmp = resultEvents[i];
-               resultEvents[i] = resultEvents[i + 1];
-               resultEvents[i + 1] = tmp;
-               sorted = false;
+             if (_mlyShowFeatureDetections || _mlyShowSignDetections) {
+               that.updateDetections(image.id, "".concat(apiUrl, "/").concat(image.id, "/detections?access_token=").concat(accessToken, "&fields=id,image,geometry,value"));
              }
-           }
-         }
 
-         for (i = 0, len = resultEvents.length; i < len; i++) {
-           event = resultEvents[i];
-           event.otherPos = i;
-         } // imagine, the right event is found in the beginning of the queue,
-         // when his left counterpart is not marked yet
+             dispatch$4.call('imageChanged');
+           } // bearingChanged: called when the bearing changes in the image viewer.
 
 
-         for (i = 0, len = resultEvents.length; i < len; i++) {
-           event = resultEvents[i];
+           function bearingChanged(e) {
+             dispatch$4.call('bearingChanged', undefined, e);
+           }
+         },
+         // Move to an image
+         selectImage: function selectImage(context, imageId) {
+           if (_mlyViewer && imageId) {
+             _mlyViewer.moveTo(imageId)["catch"](function (e) {
+               console.error('mly3', e); // eslint-disable-line no-console
+             });
+           }
 
-           if (!event.left) {
-             tmp = event.otherPos;
-             event.otherPos = event.otherEvent.otherPos;
-             event.otherEvent.otherPos = tmp;
+           return this;
+         },
+         // Return the currently displayed image
+         getActiveImage: function getActiveImage() {
+           return _mlyActiveImage;
+         },
+         // Return a list of detection objects for the given id
+         getDetections: function getDetections(id) {
+           return loadData("".concat(apiUrl, "/").concat(id, "/detections?access_token=").concat(accessToken, "&fields=id,value,image"));
+         },
+         // Set the currently visible image
+         setActiveImage: function setActiveImage(image) {
+           if (image) {
+             _mlyActiveImage = {
+               ca: image.originalCompassAngle,
+               id: image.id,
+               loc: [image.originalLngLat.lng, image.originalLngLat.lat],
+               is_pano: image.cameraType === 'spherical',
+               sequence_id: image.sequenceId
+             };
+           } else {
+             _mlyActiveImage = null;
            }
-         }
+         },
+         // Update the currently highlighted sequence and selected bubble.
+         setStyles: function setStyles(context, hovered) {
+           var hoveredImageId = hovered && hovered.id;
+           var hoveredSequenceId = hovered && hovered.sequence_id;
+           var selectedSequenceId = _mlyActiveImage && _mlyActiveImage.sequence_id;
+           context.container().selectAll('.layer-mapillary .viewfield-group').classed('highlighted', function (d) {
+             return d.sequence_id === selectedSequenceId || d.id === hoveredImageId;
+           }).classed('hovered', function (d) {
+             return d.id === hoveredImageId;
+           });
+           context.container().selectAll('.layer-mapillary .sequence').classed('highlighted', function (d) {
+             return d.properties.id === hoveredSequenceId;
+           }).classed('currentView', function (d) {
+             return d.properties.id === selectedSequenceId;
+           });
+           return this;
+         },
+         // Get detections for the current image and shows them in the image viewer
+         updateDetections: function updateDetections(imageId, url) {
+           if (!_mlyViewer || _mlyFallback) return;
+           if (!imageId) return;
+           var cache = _mlyCache.image_detections;
 
-         return resultEvents;
-       }
-       /**
-        * @param  {Number} pos
-        * @param  {Array.<SweepEvent>} resultEvents
-        * @param  {Object>}    processed
-        * @return {Number}
-        */
+           if (cache.forImageId[imageId]) {
+             showDetections(_mlyCache.image_detections.forImageId[imageId]);
+           } else {
+             loadData(url).then(function (detections) {
+               detections.forEach(function (detection) {
+                 if (!cache.forImageId[imageId]) {
+                   cache.forImageId[imageId] = [];
+                 }
 
+                 cache.forImageId[imageId].push({
+                   geometry: detection.geometry,
+                   id: detection.id,
+                   image_id: imageId,
+                   value: detection.value
+                 });
+               });
+               showDetections(_mlyCache.image_detections.forImageId[imageId] || []);
+             });
+           } // Create a tag for each detection and shows it in the image viewer
 
-       function nextPos(pos, resultEvents, processed, origPos) {
-         var newPos = pos + 1,
-             p = resultEvents[pos].point,
-             p1;
-         var length = resultEvents.length;
-         if (newPos < length) p1 = resultEvents[newPos].point;
 
-         while (newPos < length && p1[0] === p[0] && p1[1] === p[1]) {
-           if (!processed[newPos]) {
-             return newPos;
-           } else {
-             newPos++;
-           }
+           function showDetections(detections) {
+             var tagComponent = _mlyViewer.getComponent('tag');
 
-           p1 = resultEvents[newPos].point;
-         }
+             detections.forEach(function (data) {
+               var tag = makeTag(data);
 
-         newPos = pos - 1;
+               if (tag) {
+                 tagComponent.add([tag]);
+               }
+             });
+           } // Create a Mapillary JS tag object
 
-         while (processed[newPos] && newPos > origPos) {
-           newPos--;
-         }
 
-         return newPos;
-       }
+           function makeTag(data) {
+             var valueParts = data.value.split('--');
+             if (!valueParts.length) return;
+             var tag;
+             var text;
+             var color = 0xffffff;
 
-       function initializeContourFromContext(event, contours, contourId) {
-         var contour = new Contour();
+             if (_mlyHighlightedDetection === data.id) {
+               color = 0xffff00;
+               text = valueParts[1];
 
-         if (event.prevInResult != null) {
-           var prevInResult = event.prevInResult; // Note that it is valid to query the "previous in result" for its output contour id,
-           // because we must have already processed it (i.e., assigned an output contour id)
-           // in an earlier iteration, otherwise it wouldn't be possible that it is "previous in
-           // result".
+               if (text === 'flat' || text === 'discrete' || text === 'sign') {
+                 text = valueParts[2];
+               }
 
-           var lowerContourId = prevInResult.outputContourId;
-           var lowerResultTransition = prevInResult.resultTransition;
+               text = text.replace(/-/g, ' ');
+               text = text.charAt(0).toUpperCase() + text.slice(1);
+               _mlyHighlightedDetection = null;
+             }
 
-           if (lowerResultTransition > 0) {
-             // We are inside. Now we have to check if the thing below us is another hole or
-             // an exterior contour.
-             var lowerContour = contours[lowerContourId];
+             var decodedGeometry = window.atob(data.geometry);
+             var uintArray = new Uint8Array(decodedGeometry.length);
 
-             if (lowerContour.holeOf != null) {
-               // The lower contour is a hole => Connect the new contour as a hole to its parent,
-               // and use same depth.
-               var parentContourId = lowerContour.holeOf;
-               contours[parentContourId].holeIds.push(contourId);
-               contour.holeOf = parentContourId;
-               contour.depth = contours[lowerContourId].depth;
-             } else {
-               // The lower contour is an exterior contour => Connect the new contour as a hole,
-               // and increment depth.
-               contours[lowerContourId].holeIds.push(contourId);
-               contour.holeOf = lowerContourId;
-               contour.depth = contours[lowerContourId].depth + 1;
+             for (var i = 0; i < decodedGeometry.length; i++) {
+               uintArray[i] = decodedGeometry.charCodeAt(i);
              }
-           } else {
-             // We are outside => this contour is an exterior contour of same depth.
-             contour.holeOf = null;
-             contour.depth = contours[lowerContourId].depth;
+
+             var tile = new VectorTile(new pbf(uintArray.buffer));
+             var layer = tile.layers['mpy-or'];
+             var geometries = layer.feature(0).loadGeometry();
+             var polygon = geometries.map(function (ring) {
+               return ring.map(function (point) {
+                 return [point.x / layer.extent, point.y / layer.extent];
+               });
+             });
+             tag = new mapillary.OutlineTag(data.id, new mapillary.PolygonGeometry(polygon[0]), {
+               text: text,
+               textColor: color,
+               lineColor: color,
+               lineWidth: 2,
+               fillColor: color,
+               fillOpacity: 0.3
+             });
+             return tag;
            }
-         } else {
-           // There is no lower/previous contour => this contour is an exterior contour of depth 0.
-           contour.holeOf = null;
-           contour.depth = 0;
+         },
+         // Return the current cache
+         cache: function cache() {
+           return _mlyCache;
          }
+       };
 
-         return contour;
-       }
-       /**
-        * @param  {Array.<SweepEvent>} sortedEvents
-        * @return {Array.<*>} polygons
-        */
+       function validationIssue(attrs) {
+         this.type = attrs.type; // required - name of rule that created the issue (e.g. 'missing_tag')
 
+         this.subtype = attrs.subtype; // optional - category of the issue within the type (e.g. 'relation_type' under 'missing_tag')
 
-       function connectEdges(sortedEvents) {
-         var i, len;
-         var resultEvents = orderEvents(sortedEvents); // "false"-filled array
+         this.severity = attrs.severity; // required - 'warning' or 'error'
 
-         var processed = {};
-         var contours = [];
+         this.message = attrs.message; // required - function returning localized string
 
-         var _loop = function _loop() {
-           if (processed[i]) {
-             return "continue";
-           }
+         this.reference = attrs.reference; // optional - function(selection) to render reference information
 
-           var contourId = contours.length;
-           var contour = initializeContourFromContext(resultEvents[i], contours, contourId); // Helper function that combines marking an event as processed with assigning its output contour ID
+         this.entityIds = attrs.entityIds; // optional - array of IDs of entities involved in the issue
 
-           var markAsProcessed = function markAsProcessed(pos) {
-             processed[pos] = true;
-             resultEvents[pos].outputContourId = contourId;
-           };
+         this.loc = attrs.loc; // optional - [lon, lat] to zoom in on to see the issue
 
-           var pos = i;
-           var origPos = i;
-           var initial = resultEvents[i].point;
-           contour.points.push(initial);
-           /* eslint no-constant-condition: "off" */
+         this.data = attrs.data; // optional - object containing extra data for the fixes
 
-           while (true) {
-             markAsProcessed(pos);
-             pos = resultEvents[pos].otherPos;
-             markAsProcessed(pos);
-             contour.points.push(resultEvents[pos].point);
-             pos = nextPos(pos, resultEvents, processed, origPos);
+         this.dynamicFixes = attrs.dynamicFixes; // optional - function(context) returning fixes
 
-             if (pos == origPos) {
-               break;
-             }
-           }
+         this.hash = attrs.hash; // optional - string to further differentiate the issue
 
-           contours.push(contour);
-         };
+         this.id = generateID.apply(this); // generated - see below
 
-         for (i = 0, len = resultEvents.length; i < len; i++) {
-           var _ret = _loop();
+         this.key = generateKey.apply(this); // generated - see below (call after generating this.id)
 
-           if (_ret === "continue") continue;
-         }
+         this.autoFix = null; // generated - if autofix exists, will be set below
+         // A unique, deterministic string hash.
+         // Issues with identical id values are considered identical.
 
-         return contours;
-       }
+         function generateID() {
+           var parts = [this.type];
+
+           if (this.hash) {
+             // subclasses can pass in their own differentiator
+             parts.push(this.hash);
+           }
 
-       var tinyqueue = TinyQueue;
-       var _default = TinyQueue;
+           if (this.subtype) {
+             parts.push(this.subtype);
+           } // include the entities this issue is for
+           // (sort them so the id is deterministic)
 
-       function TinyQueue(data, compare) {
-         if (!(this instanceof TinyQueue)) return new TinyQueue(data, compare);
-         this.data = data || [];
-         this.length = this.data.length;
-         this.compare = compare || defaultCompare$1;
 
-         if (this.length > 0) {
-           for (var i = (this.length >> 1) - 1; i >= 0; i--) {
-             this._down(i);
+           if (this.entityIds) {
+             var entityKeys = this.entityIds.slice().sort();
+             parts.push.apply(parts, entityKeys);
            }
-         }
-       }
 
-       function defaultCompare$1(a, b) {
-         return a < b ? -1 : a > b ? 1 : 0;
-       }
+           return parts.join(':');
+         } // An identifier suitable for use as the second argument to d3.selection#data().
+         // (i.e. this should change whenever the data needs to be refreshed)
 
-       TinyQueue.prototype = {
-         push: function push(item) {
-           this.data.push(item);
-           this.length++;
 
-           this._up(this.length - 1);
-         },
-         pop: function pop() {
-           if (this.length === 0) return undefined;
-           var top = this.data[0];
-           this.length--;
+         function generateKey() {
+           return this.id + ':' + Date.now().toString(); // include time of creation
+         }
 
-           if (this.length > 0) {
-             this.data[0] = this.data[this.length];
+         this.extent = function (resolver) {
+           if (this.loc) {
+             return geoExtent(this.loc);
+           }
 
-             this._down(0);
+           if (this.entityIds && this.entityIds.length) {
+             return this.entityIds.reduce(function (extent, entityId) {
+               return extent.extend(resolver.entity(entityId).extent(resolver));
+             }, geoExtent());
            }
 
-           this.data.pop();
-           return top;
-         },
-         peek: function peek() {
-           return this.data[0];
-         },
-         _up: function _up(pos) {
-           var data = this.data;
-           var compare = this.compare;
-           var item = data[pos];
+           return null;
+         };
 
-           while (pos > 0) {
-             var parent = pos - 1 >> 1;
-             var current = data[parent];
-             if (compare(item, current) >= 0) break;
-             data[pos] = current;
-             pos = parent;
+         this.fixes = function (context) {
+           var fixes = this.dynamicFixes ? this.dynamicFixes(context) : [];
+           var issue = this;
+
+           if (issue.severity === 'warning') {
+             // allow ignoring any issue that's not an error
+             fixes.push(new validationIssueFix({
+               title: _t.html('issues.fix.ignore_issue.title'),
+               icon: 'iD-icon-close',
+               onClick: function onClick() {
+                 context.validator().ignoreIssue(this.issue.id);
+               }
+             }));
            }
 
-           data[pos] = item;
-         },
-         _down: function _down(pos) {
-           var data = this.data;
-           var compare = this.compare;
-           var halfLength = this.length >> 1;
-           var item = data[pos];
+           fixes.forEach(function (fix) {
+             // the id doesn't matter as long as it's unique to this issue/fix
+             fix.id = fix.title; // add a reference to the issue for use in actions
 
-           while (pos < halfLength) {
-             var left = (pos << 1) + 1;
-             var right = left + 1;
-             var best = data[left];
+             fix.issue = issue;
 
-             if (right < this.length && compare(data[right], best) < 0) {
-               left = right;
-               best = data[right];
+             if (fix.autoArgs) {
+               issue.autoFix = fix;
              }
+           });
+           return fixes;
+         };
+       }
+       function validationIssueFix(attrs) {
+         this.title = attrs.title; // Required
 
-             if (compare(best, item) >= 0) break;
-             data[pos] = best;
-             pos = left;
-           }
+         this.onClick = attrs.onClick; // Optional - the function to run to apply the fix
 
-           data[pos] = item;
-         }
-       };
-       tinyqueue["default"] = _default;
+         this.disabledReason = attrs.disabledReason; // Optional - a string explaining why the fix is unavailable, if any
 
-       var max$5 = Math.max;
-       var min$8 = Math.min;
-       var contourId = 0;
+         this.icon = attrs.icon; // Optional - shows 'iD-icon-wrench' if not set
+
+         this.entityIds = attrs.entityIds || []; // Optional - used for hover-higlighting.
+
+         this.autoArgs = attrs.autoArgs; // Optional - pass [actions, annotation] arglist if this fix can automatically run
+
+         this.issue = null; // Generated link - added by validationIssue
+       }
 
-       function processPolygon(contourOrHole, isSubject, depth, Q, bbox, isExteriorRing) {
-         var i, len, s1, s2, e1, e2;
+       var buildRuleChecks = function buildRuleChecks() {
+         return {
+           equals: function equals(_equals) {
+             return function (tags) {
+               return Object.keys(_equals).every(function (k) {
+                 return _equals[k] === tags[k];
+               });
+             };
+           },
+           notEquals: function notEquals(_notEquals) {
+             return function (tags) {
+               return Object.keys(_notEquals).some(function (k) {
+                 return _notEquals[k] !== tags[k];
+               });
+             };
+           },
+           absence: function absence(_absence) {
+             return function (tags) {
+               return Object.keys(tags).indexOf(_absence) === -1;
+             };
+           },
+           presence: function presence(_presence) {
+             return function (tags) {
+               return Object.keys(tags).indexOf(_presence) > -1;
+             };
+           },
+           greaterThan: function greaterThan(_greaterThan) {
+             var key = Object.keys(_greaterThan)[0];
+             var value = _greaterThan[key];
+             return function (tags) {
+               return tags[key] > value;
+             };
+           },
+           greaterThanEqual: function greaterThanEqual(_greaterThanEqual) {
+             var key = Object.keys(_greaterThanEqual)[0];
+             var value = _greaterThanEqual[key];
+             return function (tags) {
+               return tags[key] >= value;
+             };
+           },
+           lessThan: function lessThan(_lessThan) {
+             var key = Object.keys(_lessThan)[0];
+             var value = _lessThan[key];
+             return function (tags) {
+               return tags[key] < value;
+             };
+           },
+           lessThanEqual: function lessThanEqual(_lessThanEqual) {
+             var key = Object.keys(_lessThanEqual)[0];
+             var value = _lessThanEqual[key];
+             return function (tags) {
+               return tags[key] <= value;
+             };
+           },
+           positiveRegex: function positiveRegex(_positiveRegex) {
+             var tagKey = Object.keys(_positiveRegex)[0];
 
-         for (i = 0, len = contourOrHole.length - 1; i < len; i++) {
-           s1 = contourOrHole[i];
-           s2 = contourOrHole[i + 1];
-           e1 = new SweepEvent(s1, false, undefined, isSubject);
-           e2 = new SweepEvent(s2, false, e1, isSubject);
-           e1.otherEvent = e2;
+             var expression = _positiveRegex[tagKey].join('|');
 
-           if (s1[0] === s2[0] && s1[1] === s2[1]) {
-             continue; // skip collapsed edges, or it breaks
-           }
+             var regex = new RegExp(expression);
+             return function (tags) {
+               return regex.test(tags[tagKey]);
+             };
+           },
+           negativeRegex: function negativeRegex(_negativeRegex) {
+             var tagKey = Object.keys(_negativeRegex)[0];
 
-           e1.contourId = e2.contourId = depth;
+             var expression = _negativeRegex[tagKey].join('|');
 
-           if (!isExteriorRing) {
-             e1.isExteriorRing = false;
-             e2.isExteriorRing = false;
+             var regex = new RegExp(expression);
+             return function (tags) {
+               return !regex.test(tags[tagKey]);
+             };
            }
+         };
+       };
 
-           if (compareEvents(e1, e2) > 0) {
-             e2.left = true;
-           } else {
-             e1.left = true;
+       var buildLineKeys = function buildLineKeys() {
+         return {
+           highway: {
+             rest_area: true,
+             services: true
+           },
+           railway: {
+             roundhouse: true,
+             station: true,
+             traverser: true,
+             turntable: true,
+             wash: true
            }
+         };
+       };
 
-           var x = s1[0],
-               y = s1[1];
-           bbox[0] = min$8(bbox[0], x);
-           bbox[1] = min$8(bbox[1], y);
-           bbox[2] = max$5(bbox[2], x);
-           bbox[3] = max$5(bbox[3], y); // Pushing it so the queue is sorted from left to right,
-           // with object on the left having the highest priority.
-
-           Q.push(e1);
-           Q.push(e2);
-         }
-       }
+       var serviceMapRules = {
+         init: function init() {
+           this._ruleChecks = buildRuleChecks();
+           this._validationRules = [];
+           this._areaKeys = osmAreaKeys;
+           this._lineKeys = buildLineKeys();
+         },
+         // list of rules only relevant to tag checks...
+         filterRuleChecks: function filterRuleChecks(selector) {
+           var _ruleChecks = this._ruleChecks;
+           return Object.keys(selector).reduce(function (rules, key) {
+             if (['geometry', 'error', 'warning'].indexOf(key) === -1) {
+               rules.push(_ruleChecks[key](selector[key]));
+             }
 
-       function fillQueue(subject, clipping, sbbox, cbbox, operation) {
-         var eventQueue = new tinyqueue(null, compareEvents);
-         var polygonSet, isExteriorRing, i, ii, j, jj; //, k, kk;
+             return rules;
+           }, []);
+         },
+         // builds tagMap from mapcss-parse selector object...
+         buildTagMap: function buildTagMap(selector) {
+           var getRegexValues = function getRegexValues(regexes) {
+             return regexes.map(function (regex) {
+               return regex.replace(/\$|\^/g, '');
+             });
+           };
 
-         for (i = 0, ii = subject.length; i < ii; i++) {
-           polygonSet = subject[i];
+           var tagMap = Object.keys(selector).reduce(function (expectedTags, key) {
+             var values;
+             var isRegex = /regex/gi.test(key);
+             var isEqual = /equals/gi.test(key);
 
-           for (j = 0, jj = polygonSet.length; j < jj; j++) {
-             isExteriorRing = j === 0;
-             if (isExteriorRing) contourId++;
-             processPolygon(polygonSet[j], true, contourId, eventQueue, sbbox, isExteriorRing);
-           }
-         }
+             if (isRegex || isEqual) {
+               Object.keys(selector[key]).forEach(function (selectorKey) {
+                 values = isEqual ? [selector[key][selectorKey]] : getRegexValues(selector[key][selectorKey]);
 
-         for (i = 0, ii = clipping.length; i < ii; i++) {
-           polygonSet = clipping[i];
+                 if (expectedTags.hasOwnProperty(selectorKey)) {
+                   values = values.concat(expectedTags[selectorKey]);
+                 }
 
-           for (j = 0, jj = polygonSet.length; j < jj; j++) {
-             isExteriorRing = j === 0;
-             if (operation === DIFFERENCE) isExteriorRing = false;
-             if (isExteriorRing) contourId++;
-             processPolygon(polygonSet[j], false, contourId, eventQueue, cbbox, isExteriorRing);
-           }
-         }
+                 expectedTags[selectorKey] = values;
+               });
+             } else if (/(greater|less)Than(Equal)?|presence/g.test(key)) {
+               var tagKey = /presence/.test(key) ? selector[key] : Object.keys(selector[key])[0];
+               values = [selector[key][tagKey]];
 
-         return eventQueue;
-       }
+               if (expectedTags.hasOwnProperty(tagKey)) {
+                 values = values.concat(expectedTags[tagKey]);
+               }
 
-       var EMPTY = [];
+               expectedTags[tagKey] = values;
+             }
 
-       function trivialOperation(subject, clipping, operation) {
-         var result = null;
+             return expectedTags;
+           }, {});
+           return tagMap;
+         },
+         // inspired by osmWay#isArea()
+         inferGeometry: function inferGeometry(tagMap) {
+           var _lineKeys = this._lineKeys;
+           var _areaKeys = this._areaKeys;
 
-         if (subject.length * clipping.length === 0) {
-           if (operation === INTERSECTION) {
-             result = EMPTY;
-           } else if (operation === DIFFERENCE) {
-             result = subject;
-           } else if (operation === UNION || operation === XOR) {
-             result = subject.length === 0 ? clipping : subject;
-           }
-         }
+           var keyValueDoesNotImplyArea = function keyValueDoesNotImplyArea(key) {
+             return utilArrayIntersection(tagMap[key], Object.keys(_areaKeys[key])).length > 0;
+           };
 
-         return result;
-       }
+           var keyValueImpliesLine = function keyValueImpliesLine(key) {
+             return utilArrayIntersection(tagMap[key], Object.keys(_lineKeys[key])).length > 0;
+           };
 
-       function compareBBoxes(subject, clipping, sbbox, cbbox, operation) {
-         var result = null;
+           if (tagMap.hasOwnProperty('area')) {
+             if (tagMap.area.indexOf('yes') > -1) {
+               return 'area';
+             }
 
-         if (sbbox[0] > cbbox[2] || cbbox[0] > sbbox[2] || sbbox[1] > cbbox[3] || cbbox[1] > sbbox[3]) {
-           if (operation === INTERSECTION) {
-             result = EMPTY;
-           } else if (operation === DIFFERENCE) {
-             result = subject;
-           } else if (operation === UNION || operation === XOR) {
-             result = subject.concat(clipping);
+             if (tagMap.area.indexOf('no') > -1) {
+               return 'line';
+             }
            }
-         }
-
-         return result;
-       }
-
-       function _boolean(subject, clipping, operation) {
-         if (typeof subject[0][0][0] === 'number') {
-           subject = [subject];
-         }
-
-         if (typeof clipping[0][0][0] === 'number') {
-           clipping = [clipping];
-         }
-
-         var trivial = trivialOperation(subject, clipping, operation);
-
-         if (trivial) {
-           return trivial === EMPTY ? null : trivial;
-         }
-
-         var sbbox = [Infinity, Infinity, -Infinity, -Infinity];
-         var cbbox = [Infinity, Infinity, -Infinity, -Infinity]; // console.time('fill queue');
-
-         var eventQueue = fillQueue(subject, clipping, sbbox, cbbox, operation); //console.timeEnd('fill queue');
-
-         trivial = compareBBoxes(subject, clipping, sbbox, cbbox, operation);
-
-         if (trivial) {
-           return trivial === EMPTY ? null : trivial;
-         } // console.time('subdivide edges');
-
-
-         var sortedEvents = subdivide(eventQueue, subject, clipping, sbbox, cbbox, operation); //console.timeEnd('subdivide edges');
-         // console.time('connect vertices');
-
-         var contours = connectEdges(sortedEvents); //console.timeEnd('connect vertices');
-         // Convert contours to polygons
-
-         var polygons = [];
-
-         for (var i = 0; i < contours.length; i++) {
-           var contour = contours[i];
 
-           if (contour.isExterior()) {
-             // The exterior ring goes first
-             var rings = [contour.points]; // Followed by holes if any
-
-             for (var j = 0; j < contour.holeIds.length; j++) {
-               var holeId = contour.holeIds[j];
-               rings.push(contours[holeId].points);
+           for (var key in tagMap) {
+             if (key in _areaKeys && !keyValueDoesNotImplyArea(key)) {
+               return 'area';
              }
 
-             polygons.push(rings);
+             if (key in _lineKeys && keyValueImpliesLine(key)) {
+               return 'area';
+             }
            }
-         }
-
-         return polygons;
-       }
-
-       function union(subject, clipping) {
-         return _boolean(subject, clipping, UNION);
-       }
-
-       /*! ieee754. BSD-3-Clause License. Feross Aboukhadijeh <https://feross.org/opensource> */
-       var read$6 = function read(buffer, offset, isLE, mLen, nBytes) {
-         var e, m;
-         var eLen = nBytes * 8 - mLen - 1;
-         var eMax = (1 << eLen) - 1;
-         var eBias = eMax >> 1;
-         var nBits = -7;
-         var i = isLE ? nBytes - 1 : 0;
-         var d = isLE ? -1 : 1;
-         var s = buffer[offset + i];
-         i += d;
-         e = s & (1 << -nBits) - 1;
-         s >>= -nBits;
-         nBits += eLen;
-
-         for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
-
-         m = e & (1 << -nBits) - 1;
-         e >>= -nBits;
-         nBits += mLen;
 
-         for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
+           return 'line';
+         },
+         // adds from mapcss-parse selector check...
+         addRule: function addRule(selector) {
+           var rule = {
+             // checks relevant to mapcss-selector
+             checks: this.filterRuleChecks(selector),
+             // true if all conditions for a tag error are true..
+             matches: function matches(entity) {
+               return this.checks.every(function (check) {
+                 return check(entity.tags);
+               });
+             },
+             // borrowed from Way#isArea()
+             inferredGeometry: this.inferGeometry(this.buildTagMap(selector), this._areaKeys),
+             geometryMatches: function geometryMatches(entity, graph) {
+               if (entity.type === 'node' || entity.type === 'relation') {
+                 return selector.geometry === entity.type;
+               } else if (entity.type === 'way') {
+                 return this.inferredGeometry === entity.geometry(graph);
+               }
+             },
+             // when geometries match and tag matches are present, return a warning...
+             findIssues: function findIssues(entity, graph, issues) {
+               if (this.geometryMatches(entity, graph) && this.matches(entity)) {
+                 var severity = Object.keys(selector).indexOf('error') > -1 ? 'error' : 'warning';
+                 var _message = selector[severity];
+                 issues.push(new validationIssue({
+                   type: 'maprules',
+                   severity: severity,
+                   message: function message() {
+                     return _message;
+                   },
+                   entityIds: [entity.id]
+                 }));
+               }
+             }
+           };
 
-         if (e === 0) {
-           e = 1 - eBias;
-         } else if (e === eMax) {
-           return m ? NaN : (s ? -1 : 1) * Infinity;
-         } else {
-           m = m + Math.pow(2, mLen);
-           e = e - eBias;
+           this._validationRules.push(rule);
+         },
+         clearRules: function clearRules() {
+           this._validationRules = [];
+         },
+         // returns validationRules...
+         validationRules: function validationRules() {
+           return this._validationRules;
+         },
+         // returns ruleChecks
+         ruleChecks: function ruleChecks() {
+           return this._ruleChecks;
          }
-
-         return (s ? -1 : 1) * m * Math.pow(2, e - mLen);
        };
 
-       var write$6 = function write(buffer, value, offset, isLE, mLen, nBytes) {
-         var e, m, c;
-         var eLen = nBytes * 8 - mLen - 1;
-         var eMax = (1 << eLen) - 1;
-         var eBias = eMax >> 1;
-         var rt = mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0;
-         var i = isLE ? 0 : nBytes - 1;
-         var d = isLE ? 1 : -1;
-         var s = value < 0 || value === 0 && 1 / value < 0 ? 1 : 0;
-         value = Math.abs(value);
+       var apibase$2 = 'https://nominatim.openstreetmap.org/';
+       var _inflight$2 = {};
 
-         if (isNaN(value) || value === Infinity) {
-           m = isNaN(value) ? 1 : 0;
-           e = eMax;
-         } else {
-           e = Math.floor(Math.log(value) / Math.LN2);
+       var _nominatimCache;
 
-           if (value * (c = Math.pow(2, -e)) < 1) {
-             e--;
-             c *= 2;
-           }
+       var serviceNominatim = {
+         init: function init() {
+           _inflight$2 = {};
+           _nominatimCache = new RBush();
+         },
+         reset: function reset() {
+           Object.values(_inflight$2).forEach(function (controller) {
+             controller.abort();
+           });
+           _inflight$2 = {};
+           _nominatimCache = new RBush();
+         },
+         countryCode: function countryCode(location, callback) {
+           this.reverse(location, function (err, result) {
+             if (err) {
+               return callback(err);
+             } else if (result.address) {
+               return callback(null, result.address.country_code);
+             } else {
+               return callback('Unable to geocode', null);
+             }
+           });
+         },
+         reverse: function reverse(loc, callback) {
+           var cached = _nominatimCache.search({
+             minX: loc[0],
+             minY: loc[1],
+             maxX: loc[0],
+             maxY: loc[1]
+           });
 
-           if (e + eBias >= 1) {
-             value += rt / c;
-           } else {
-             value += rt * Math.pow(2, 1 - eBias);
+           if (cached.length > 0) {
+             if (callback) callback(null, cached[0].data);
+             return;
            }
 
-           if (value * c >= 2) {
-             e++;
-             c /= 2;
-           }
+           var params = {
+             zoom: 13,
+             format: 'json',
+             addressdetails: 1,
+             lat: loc[1],
+             lon: loc[0]
+           };
+           var url = apibase$2 + 'reverse?' + utilQsString(params);
+           if (_inflight$2[url]) return;
+           var controller = new AbortController();
+           _inflight$2[url] = controller;
+           d3_json(url, {
+             signal: controller.signal
+           }).then(function (result) {
+             delete _inflight$2[url];
 
-           if (e + eBias >= eMax) {
-             m = 0;
-             e = eMax;
-           } else if (e + eBias >= 1) {
-             m = (value * c - 1) * Math.pow(2, mLen);
-             e = e + eBias;
-           } else {
-             m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen);
-             e = 0;
-           }
-         }
+             if (result && result.error) {
+               throw new Error(result.error);
+             }
 
-         for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
+             var extent = geoExtent(loc).padByMeters(200);
 
-         e = e << mLen | m;
-         eLen += mLen;
+             _nominatimCache.insert(Object.assign(extent.bbox(), {
+               data: result
+             }));
 
-         for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
+             if (callback) callback(null, result);
+           })["catch"](function (err) {
+             delete _inflight$2[url];
+             if (err.name === 'AbortError') return;
+             if (callback) callback(err.message);
+           });
+         },
+         search: function search(val, callback) {
+           var searchVal = encodeURIComponent(val);
+           var url = apibase$2 + 'search/' + searchVal + '?limit=10&format=json';
+           if (_inflight$2[url]) return;
+           var controller = new AbortController();
+           _inflight$2[url] = controller;
+           d3_json(url, {
+             signal: controller.signal
+           }).then(function (result) {
+             delete _inflight$2[url];
 
-         buffer[offset + i - d] |= s * 128;
-       };
+             if (result && result.error) {
+               throw new Error(result.error);
+             }
 
-       var ieee754$1 = {
-         read: read$6,
-         write: write$6
+             if (callback) callback(null, result);
+           })["catch"](function (err) {
+             delete _inflight$2[url];
+             if (err.name === 'AbortError') return;
+             if (callback) callback(err.message);
+           });
+         }
        };
 
-       var pbf = Pbf;
+       // for punction see https://stackoverflow.com/a/21224179
 
-       function Pbf(buf) {
-         this.buf = ArrayBuffer.isView && ArrayBuffer.isView(buf) ? buf : new Uint8Array(buf || 0);
-         this.pos = 0;
-         this.type = 0;
-         this.length = this.buf.length;
+       function simplify$1(str) {
+         if (typeof str !== 'string') return '';
+         return diacritics.remove(str.replace(/&/g, 'and').replace(/İ/ig, 'i') // for BİM, İşbank - #5017
+         .replace(/[\s\-=_!"#%'*{},.\/:;?\(\)\[\]@\\$\^*+<>«»~`’\u00a1\u00a7\u00b6\u00b7\u00bf\u037e\u0387\u055a-\u055f\u0589\u05c0\u05c3\u05c6\u05f3\u05f4\u0609\u060a\u060c\u060d\u061b\u061e\u061f\u066a-\u066d\u06d4\u0700-\u070d\u07f7-\u07f9\u0830-\u083e\u085e\u0964\u0965\u0970\u0af0\u0df4\u0e4f\u0e5a\u0e5b\u0f04-\u0f12\u0f14\u0f85\u0fd0-\u0fd4\u0fd9\u0fda\u104a-\u104f\u10fb\u1360-\u1368\u166d\u166e\u16eb-\u16ed\u1735\u1736\u17d4-\u17d6\u17d8-\u17da\u1800-\u1805\u1807-\u180a\u1944\u1945\u1a1e\u1a1f\u1aa0-\u1aa6\u1aa8-\u1aad\u1b5a-\u1b60\u1bfc-\u1bff\u1c3b-\u1c3f\u1c7e\u1c7f\u1cc0-\u1cc7\u1cd3\u2000-\u206f\u2cf9-\u2cfc\u2cfe\u2cff\u2d70\u2e00-\u2e7f\u3001-\u3003\u303d\u30fb\ua4fe\ua4ff\ua60d-\ua60f\ua673\ua67e\ua6f2-\ua6f7\ua874-\ua877\ua8ce\ua8cf\ua8f8-\ua8fa\ua92e\ua92f\ua95f\ua9c1-\ua9cd\ua9de\ua9df\uaa5c-\uaa5f\uaade\uaadf\uaaf0\uaaf1\uabeb\ufe10-\ufe16\ufe19\ufe30\ufe45\ufe46\ufe49-\ufe4c\ufe50-\ufe52\ufe54-\ufe57\ufe5f-\ufe61\ufe68\ufe6a\ufe6b\ufeff\uff01-\uff03\uff05-\uff07\uff0a\uff0c\uff0e\uff0f\uff1a\uff1b\uff1f\uff20\uff3c\uff61\uff64\uff65]+/g, '').toLowerCase());
        }
 
-       Pbf.Varint = 0; // varint: int32, int64, uint32, uint64, sint32, sint64, bool, enum
-
-       Pbf.Fixed64 = 1; // 64-bit: double, fixed64, sfixed64
-
-       Pbf.Bytes = 2; // length-delimited: string, bytes, embedded messages, packed repeated fields
-
-       Pbf.Fixed32 = 5; // 32-bit: float, fixed32, sfixed32
-
-       var SHIFT_LEFT_32 = (1 << 16) * (1 << 16),
-           SHIFT_RIGHT_32 = 1 / SHIFT_LEFT_32; // Threshold chosen based on both benchmarking and knowledge about browser string
-       // data structures (which currently switch structure types at 12 bytes or more)
+       var matchGroups$1 = {adult_gaming_centre:["amenity/casino","amenity/gambling","leisure/adult_gaming_centre"],beauty:["shop/beauty","shop/hairdresser_supply"],bed:["shop/bed","shop/furniture"],beverages:["shop/alcohol","shop/beer","shop/beverages","shop/wine"],camping:["leisure/park","tourism/camp_site","tourism/caravan_site"],car_parts:["shop/car_parts","shop/car_repair","shop/tires","shop/tyres"],clinic:["amenity/clinic","amenity/doctors","healthcare/clinic","healthcare/dialysis"],confectionery:["shop/candy","shop/chocolate","shop/confectionery"],convenience:["shop/beauty","shop/chemist","shop/convenience","shop/cosmetics","shop/grocery","shop/newsagent","shop/perfumery"],coworking:["amenity/coworking_space","office/coworking","office/coworking_space"],dentist:["amenity/dentist","amenity/doctors","healthcare/dentist"],electronics:["office/telecommunication","shop/computer","shop/electronics","shop/hifi","shop/mobile","shop/mobile_phone","shop/telecommunication"],fabric:["shop/fabric","shop/haberdashery","shop/sewing"],fashion:["shop/accessories","shop/bag","shop/botique","shop/clothes","shop/department_store","shop/fashion","shop/fashion_accessories","shop/sports","shop/shoes"],financial:["amenity/bank","office/accountant","office/financial","office/financial_advisor","office/tax_advisor","shop/tax"],fitness:["leisure/fitness_centre","leisure/fitness_center","leisure/sports_centre","leisure/sports_center"],food:["amenity/pub","amenity/bar","amenity/cafe","amenity/fast_food","amenity/ice_cream","amenity/restaurant","shop/bakery","shop/ice_cream","shop/pastry","shop/tea","shop/coffee"],fuel:["amenity/fuel","shop/gas","shop/convenience;gas","shop/gas;convenience"],gift:["shop/gift","shop/card","shop/cards","shop/stationery"],hardware:["shop/bathroom_furnishing","shop/carpet","shop/diy","shop/doityourself","shop/doors","shop/electrical","shop/flooring","shop/hardware","shop/hardware_store","shop/power_tools","shop/tool_hire","shop/tools","shop/trade"],health_food:["shop/health","shop/health_food","shop/herbalist","shop/nutrition_supplements"],hobby:["shop/electronics","shop/hobby","shop/books","shop/games","shop/collector","shop/toys","shop/model","shop/video_games","shop/anime"],hospital:["amenity/doctors","amenity/hospital","healthcare/hospital"],houseware:["shop/houseware","shop/interior_decoration"],lifeboat_station:["amenity/lifeboat_station","emergency/lifeboat_station","emergency/marine_rescue"],lodging:["tourism/hotel","tourism/motel"],money_transfer:["amenity/money_transfer","shop/money_transfer"],office_supplies:["shop/office_supplies","shop/stationary","shop/stationery"],outdoor:["shop/outdoor","shop/sports"],pharmacy:["amenity/doctors","amenity/pharmacy","healthcare/pharmacy"],playground:["amenity/theme_park","leisure/amusement_arcade","leisure/playground"],rental:["amenity/bicycle_rental","amenity/boat_rental","amenity/car_rental","amenity/truck_rental","amenity/vehicle_rental","shop/rental"],school:["amenity/childcare","amenity/college","amenity/kindergarten","amenity/language_school","amenity/prep_school","amenity/school","amenity/university"],storage:["shop/storage_units","shop/storage_rental"],substation:["power/station","power/substation","power/sub_station"],supermarket:["shop/food","shop/frozen_food","shop/greengrocer","shop/grocery","shop/supermarket","shop/wholesale"],variety_store:["shop/variety_store","shop/discount","shop/convenience"],vending:["amenity/vending_machine","shop/vending_machine"],weight_loss:["amenity/doctors","amenity/weight_clinic","healthcare/counselling","leisure/fitness_centre","office/therapist","shop/beauty","shop/diet","shop/food","shop/health_food","shop/herbalist","shop/nutrition","shop/nutrition_supplements","shop/weight_loss"],wholesale:["shop/wholesale","shop/supermarket","shop/department_store"]};
+       var matchGroupsJSON = {
+       matchGroups: matchGroups$1
+       };
 
-       var TEXT_DECODER_MIN_LENGTH = 12;
-       var utf8TextDecoder = typeof TextDecoder === 'undefined' ? null : new TextDecoder('utf8');
-       Pbf.prototype = {
-         destroy: function destroy() {
-           this.buf = null;
-         },
-         // === READING =================================================================
-         readFields: function readFields(readField, result, end) {
-           end = end || this.length;
+       var genericWords = ["^(barn|bazaa?r|bench|bou?tique|building|casa|church)$","^(baseball|basketball|football|soccer|softball|tennis(halle)?)\\s?(field|court)?$","^(club|green|out|ware)\\s?house$","^(driveway|el árbol|fountain|golf|government|graveyard)$","^(fixme|n\\s?\\/?\\s?a|name|no\\s?name|none|null|temporary|test|unknown)$","^(hofladen|librairie|magazine?|maison)$","^(mobile home|skate)?\\s?park$","^(obuwie|pond|pool|sale|shops?|sklep|stores?)$","^\\?+$","^private$","^tattoo( studio)?$","^windmill$","^церковная( лавка)?$"];
+       var genericWordsJSON = {
+       genericWords: genericWords
+       };
 
-           while (this.pos < end) {
-             var val = this.readVarint(),
-                 tag = val >> 3,
-                 startPos = this.pos;
-             this.type = val & 0x7;
-             readField(tag, result, this);
-             if (this.pos === startPos) this.skip(val);
-           }
+       var trees$1 = {brands:{emoji:"🍔",mainTag:"brand:wikidata",sourceTags:["brand","name"],nameTags:{primary:"^(name|name:\\w+)$",alternate:"^(brand|brand:\\w+|operator|operator:\\w+|\\w+_name|\\w+_name:\\w+)$"}},flags:{emoji:"🚩",mainTag:"flag:wikidata",nameTags:{primary:"^(flag:name|flag:name:\\w+)$",alternate:"^(country|country:\\w+|flag|flag:\\w+|subject|subject:\\w+)$"}},operators:{emoji:"💼",mainTag:"operator:wikidata",sourceTags:["operator"],nameTags:{primary:"^(name|name:\\w+|operator|operator:\\w+)$",alternate:"^(brand|brand:\\w+|\\w+_name|\\w+_name:\\w+)$"}},transit:{emoji:"🚇",mainTag:"network:wikidata",sourceTags:["network"],nameTags:{primary:"^network$",alternate:"^(operator|operator:\\w+|network:\\w+|\\w+_name|\\w+_name:\\w+)$"}}};
+       var treesJSON = {
+       trees: trees$1
+       };
 
-           return result;
-         },
-         readMessage: function readMessage(readField, result) {
-           return this.readFields(readField, result, this.readVarint() + this.pos);
-         },
-         readFixed32: function readFixed32() {
-           var val = readUInt32(this.buf, this.pos);
-           this.pos += 4;
-           return val;
-         },
-         readSFixed32: function readSFixed32() {
-           var val = readInt32(this.buf, this.pos);
-           this.pos += 4;
-           return val;
-         },
-         // 64-bit int handling is based on github.com/dpw/node-buffer-more-ints (MIT-licensed)
-         readFixed64: function readFixed64() {
-           var val = readUInt32(this.buf, this.pos) + readUInt32(this.buf, this.pos + 4) * SHIFT_LEFT_32;
-           this.pos += 8;
-           return val;
-         },
-         readSFixed64: function readSFixed64() {
-           var val = readUInt32(this.buf, this.pos) + readInt32(this.buf, this.pos + 4) * SHIFT_LEFT_32;
-           this.pos += 8;
-           return val;
-         },
-         readFloat: function readFloat() {
-           var val = ieee754$1.read(this.buf, this.pos, true, 23, 4);
-           this.pos += 4;
-           return val;
-         },
-         readDouble: function readDouble() {
-           var val = ieee754$1.read(this.buf, this.pos, true, 52, 8);
-           this.pos += 8;
-           return val;
-         },
-         readVarint: function readVarint(isSigned) {
-           var buf = this.buf,
-               val,
-               b;
-           b = buf[this.pos++];
-           val = b & 0x7f;
-           if (b < 0x80) return val;
-           b = buf[this.pos++];
-           val |= (b & 0x7f) << 7;
-           if (b < 0x80) return val;
-           b = buf[this.pos++];
-           val |= (b & 0x7f) << 14;
-           if (b < 0x80) return val;
-           b = buf[this.pos++];
-           val |= (b & 0x7f) << 21;
-           if (b < 0x80) return val;
-           b = buf[this.pos];
-           val |= (b & 0x0f) << 28;
-           return readVarintRemainder(val, isSigned, this);
-         },
-         readVarint64: function readVarint64() {
-           // for compatibility with v2.0.1
-           return this.readVarint(true);
-         },
-         readSVarint: function readSVarint() {
-           var num = this.readVarint();
-           return num % 2 === 1 ? (num + 1) / -2 : num / 2; // zigzag encoding
-         },
-         readBoolean: function readBoolean() {
-           return Boolean(this.readVarint());
-         },
-         readString: function readString() {
-           var end = this.readVarint() + this.pos;
-           var pos = this.pos;
-           this.pos = end;
+       var matchGroups = matchGroupsJSON.matchGroups;
+       var trees = treesJSON.trees;
+       var Matcher = /*#__PURE__*/function () {
+         //
+         // `constructor`
+         // initialize the genericWords regexes
+         function Matcher() {
+           var _this = this;
 
-           if (end - pos >= TEXT_DECODER_MIN_LENGTH && utf8TextDecoder) {
-             // longer strings are fast with the built-in browser TextDecoder API
-             return readUtf8TextDecoder(this.buf, pos, end);
-           } // short strings are fast with our custom implementation
+           _classCallCheck$1(this, Matcher);
 
+           // The `matchIndex` is a specialized structure that allows us to quickly answer
+           //   _"Given a [key/value tagpair, name, location], what canonical items (brands etc) can match it?"_
+           //
+           // The index contains all valid combinations of k/v tagpairs and names
+           // matchIndex:
+           // {
+           //   'k/v': {
+           //     'primary':         Map (String 'nsimple' -> Set (itemIDs…),   // matches for tags like `name`, `name:xx`, etc.
+           //     'alternate':       Map (String 'nsimple' -> Set (itemIDs…),   // matches for tags like `alt_name`, `brand`, etc.
+           //     'excludeNamed':    Map (String 'pattern' -> RegExp),
+           //     'excludeGeneric':  Map (String 'pattern' -> RegExp)
+           //   },
+           // }
+           //
+           // {
+           //   'amenity/bank': {
+           //     'primary': {
+           //       'firstbank':              Set ("firstbank-978cca", "firstbank-9794e6", "firstbank-f17495", …),
+           //       …
+           //     },
+           //     'alternate': {
+           //       '1stbank':                Set ("firstbank-f17495"),
+           //       …
+           //     }
+           //   },
+           //   'shop/supermarket': {
+           //     'primary': {
+           //       'coop':                   Set ("coop-76454b", "coop-ebf2d9", "coop-36e991", …),
+           //       'coopfood':               Set ("coopfood-a8278b", …),
+           //       …
+           //     },
+           //     'alternate': {
+           //       'coop':                   Set ("coopfood-a8278b", …),
+           //       'federatedcooperatives':  Set ("coop-76454b", …),
+           //       'thecooperative':         Set ("coopfood-a8278b", …),
+           //       …
+           //     }
+           //   }
+           // }
+           //
+           this.matchIndex = undefined; // The `genericWords` structure matches the contents of genericWords.json to instantiated RegExp objects
+           // Map (String 'pattern' -> RegExp),
+
+           this.genericWords = new Map();
+           (genericWordsJSON.genericWords || []).forEach(function (s) {
+             return _this.genericWords.set(s, new RegExp(s, 'i'));
+           }); // The `itemLocation` structure maps itemIDs to locationSetIDs:
+           // {
+           //   'firstbank-f17495':  '+[first_bank_western_us.geojson]',
+           //   'firstbank-978cca':  '+[first_bank_carolinas.geojson]',
+           //   'coop-76454b':       '+[Q16]',
+           //   'coopfood-a8278b':   '+[Q23666]',
+           //   …
+           // }
 
-           return readUtf8(this.buf, pos, end);
-         },
-         readBytes: function readBytes() {
-           var end = this.readVarint() + this.pos,
-               buffer = this.buf.subarray(this.pos, end);
-           this.pos = end;
-           return buffer;
-         },
-         // verbose for performance reasons; doesn't affect gzipped size
-         readPackedVarint: function readPackedVarint(arr, isSigned) {
-           if (this.type !== Pbf.Bytes) return arr.push(this.readVarint(isSigned));
-           var end = readPackedEnd(this);
-           arr = arr || [];
+           this.itemLocation = undefined; // The `locationSets` structure maps locationSetIDs to *resolved* locationSets:
+           // {
+           //   '+[first_bank_western_us.geojson]':  GeoJSON {…},
+           //   '+[first_bank_carolinas.geojson]':   GeoJSON {…},
+           //   '+[Q16]':                            GeoJSON {…},
+           //   '+[Q23666]':                         GeoJSON {…},
+           //   …
+           // }
 
-           while (this.pos < end) {
-             arr.push(this.readVarint(isSigned));
-           }
+           this.locationSets = undefined; // The `locationIndex` is an instance of which-polygon spatial index for the locationSets.
 
-           return arr;
-         },
-         readPackedSVarint: function readPackedSVarint(arr) {
-           if (this.type !== Pbf.Bytes) return arr.push(this.readSVarint());
-           var end = readPackedEnd(this);
-           arr = arr || [];
+           this.locationIndex = undefined; // Array of match conflict pairs (currently unused)
 
-           while (this.pos < end) {
-             arr.push(this.readSVarint());
-           }
+           this.warnings = [];
+         } //
+         // `buildMatchIndex()`
+         // Call this to prepare the matcher for use
+         //
+         // `data` needs to be an Object indexed on a 'tree/key/value' path.
+         // (e.g. cache filled by `fileTree.read` or data found in `dist/nsi.json`)
+         // {
+         //    'brands/amenity/bank': { properties: {}, items: [ {}, {}, … ] },
+         //    'brands/amenity/bar':  { properties: {}, items: [ {}, {}, … ] },
+         //    …
+         // }
+         //
 
-           return arr;
-         },
-         readPackedBoolean: function readPackedBoolean(arr) {
-           if (this.type !== Pbf.Bytes) return arr.push(this.readBoolean());
-           var end = readPackedEnd(this);
-           arr = arr || [];
 
-           while (this.pos < end) {
-             arr.push(this.readBoolean());
-           }
+         _createClass$1(Matcher, [{
+           key: "buildMatchIndex",
+           value: function buildMatchIndex(data) {
+             var that = this;
+             if (that.matchIndex) return; // it was built already
+
+             that.matchIndex = new Map();
+             var seenTree = new Map(); // warn if the same [k, v, nsimple] appears in multiple trees - #5625
+
+             Object.keys(data).forEach(function (tkv) {
+               var category = data[tkv];
+               var parts = tkv.split('/', 3); // tkv = "tree/key/value"
+
+               var t = parts[0];
+               var k = parts[1];
+               var v = parts[2];
+               var thiskv = "".concat(k, "/").concat(v);
+               var tree = trees[t];
+               var branch = that.matchIndex.get(thiskv);
+
+               if (!branch) {
+                 branch = {
+                   primary: new Map(),
+                   alternate: new Map(),
+                   excludeGeneric: new Map(),
+                   excludeNamed: new Map()
+                 };
+                 that.matchIndex.set(thiskv, branch);
+               } // ADD EXCLUSIONS
 
-           return arr;
-         },
-         readPackedFloat: function readPackedFloat(arr) {
-           if (this.type !== Pbf.Bytes) return arr.push(this.readFloat());
-           var end = readPackedEnd(this);
-           arr = arr || [];
 
-           while (this.pos < end) {
-             arr.push(this.readFloat());
-           }
+               var properties = category.properties || {};
+               var exclude = properties.exclude || {};
+               (exclude.generic || []).forEach(function (s) {
+                 return branch.excludeGeneric.set(s, new RegExp(s, 'i'));
+               });
+               (exclude.named || []).forEach(function (s) {
+                 return branch.excludeNamed.set(s, new RegExp(s, 'i'));
+               });
+               var excludeRegexes = [].concat(_toConsumableArray(branch.excludeGeneric.values()), _toConsumableArray(branch.excludeNamed.values())); // ADD ITEMS
 
-           return arr;
-         },
-         readPackedDouble: function readPackedDouble(arr) {
-           if (this.type !== Pbf.Bytes) return arr.push(this.readDouble());
-           var end = readPackedEnd(this);
-           arr = arr || [];
+               var items = category.items;
+               if (!Array.isArray(items) || !items.length) return; // Primary name patterns, match tags to take first
+               //  e.g. `name`, `name:ru`
 
-           while (this.pos < end) {
-             arr.push(this.readDouble());
-           }
+               var primaryName = new RegExp(tree.nameTags.primary, 'i'); // Alternate name patterns, match tags to consider after primary
+               //  e.g. `alt_name`, `short_name`, `brand`, `brand:ru`, etc..
 
-           return arr;
-         },
-         readPackedFixed32: function readPackedFixed32(arr) {
-           if (this.type !== Pbf.Bytes) return arr.push(this.readFixed32());
-           var end = readPackedEnd(this);
-           arr = arr || [];
+               var alternateName = new RegExp(tree.nameTags.alternate, 'i'); // There are a few exceptions to the name matching regexes.
+               // Usually a tag suffix contains a language code like `name:en`, `name:ru`
+               // but we want to exclude things like `operator:type`, `name:etymology`, etc..
 
-           while (this.pos < end) {
-             arr.push(this.readFixed32());
-           }
+               var notName = /:(colou?r|type|forward|backward|left|right|etymology|pronunciation|wikipedia)$/i; // For certain categories we do not want to match generic KV pairs like `building/yes` or `amenity/yes`
 
-           return arr;
-         },
-         readPackedSFixed32: function readPackedSFixed32(arr) {
-           if (this.type !== Pbf.Bytes) return arr.push(this.readSFixed32());
-           var end = readPackedEnd(this);
-           arr = arr || [];
+               var skipGenericKV = skipGenericKVMatches(t, k, v); // We will collect the generic KV pairs anyway (for the purpose of filtering them out of matchTags)
 
-           while (this.pos < end) {
-             arr.push(this.readSFixed32());
-           }
+               var genericKV = new Set(["".concat(k, "/yes"), "building/yes"]); // Collect alternate tagpairs for this kv category from matchGroups.
+               // We might also pick up a few more generic KVs (like `shop/yes`)
 
-           return arr;
-         },
-         readPackedFixed64: function readPackedFixed64(arr) {
-           if (this.type !== Pbf.Bytes) return arr.push(this.readFixed64());
-           var end = readPackedEnd(this);
-           arr = arr || [];
+               var matchGroupKV = new Set();
+               Object.values(matchGroups).forEach(function (matchGroup) {
+                 var inGroup = matchGroup.some(function (otherkv) {
+                   return otherkv === thiskv;
+                 });
+                 if (!inGroup) return;
+                 matchGroup.forEach(function (otherkv) {
+                   if (otherkv === thiskv) return; // skip self
 
-           while (this.pos < end) {
-             arr.push(this.readFixed64());
-           }
+                   matchGroupKV.add(otherkv);
+                   var otherk = otherkv.split('/', 2)[0]; // we might pick up a `shop/yes`
 
-           return arr;
-         },
-         readPackedSFixed64: function readPackedSFixed64(arr) {
-           if (this.type !== Pbf.Bytes) return arr.push(this.readSFixed64());
-           var end = readPackedEnd(this);
-           arr = arr || [];
+                   genericKV.add("".concat(otherk, "/yes"));
+                 });
+               }); // For each item, insert all [key, value, name] combinations into the match index
 
-           while (this.pos < end) {
-             arr.push(this.readSFixed64());
-           }
+               items.forEach(function (item) {
+                 if (!item.id) return; // Automatically remove redundant `matchTags` - #3417
+                 // (i.e. This kv is already covered by matchGroups, so it doesn't need to be in `item.matchTags`)
 
-           return arr;
-         },
-         skip: function skip(val) {
-           var type = val & 0x7;
-           if (type === Pbf.Varint) while (this.buf[this.pos++] > 0x7f) {} else if (type === Pbf.Bytes) this.pos = this.readVarint() + this.pos;else if (type === Pbf.Fixed32) this.pos += 4;else if (type === Pbf.Fixed64) this.pos += 8;else throw new Error('Unimplemented type: ' + type);
-         },
-         // === WRITING =================================================================
-         writeTag: function writeTag(tag, type) {
-           this.writeVarint(tag << 3 | type);
-         },
-         realloc: function realloc(min) {
-           var length = this.length || 16;
+                 if (Array.isArray(item.matchTags) && item.matchTags.length) {
+                   item.matchTags = item.matchTags.filter(function (matchTag) {
+                     return !matchGroupKV.has(matchTag) && !genericKV.has(matchTag);
+                   });
+                   if (!item.matchTags.length) delete item.matchTags;
+                 } // key/value tagpairs to insert into the match index..
 
-           while (length < this.pos + min) {
-             length *= 2;
-           }
 
-           if (length !== this.length) {
-             var buf = new Uint8Array(length);
-             buf.set(this.buf);
-             this.buf = buf;
-             this.length = length;
-           }
-         },
-         finish: function finish() {
-           this.length = this.pos;
-           this.pos = 0;
-           return this.buf.subarray(0, this.length);
-         },
-         writeFixed32: function writeFixed32(val) {
-           this.realloc(4);
-           writeInt32(this.buf, val, this.pos);
-           this.pos += 4;
-         },
-         writeSFixed32: function writeSFixed32(val) {
-           this.realloc(4);
-           writeInt32(this.buf, val, this.pos);
-           this.pos += 4;
-         },
-         writeFixed64: function writeFixed64(val) {
-           this.realloc(8);
-           writeInt32(this.buf, val & -1, this.pos);
-           writeInt32(this.buf, Math.floor(val * SHIFT_RIGHT_32), this.pos + 4);
-           this.pos += 8;
-         },
-         writeSFixed64: function writeSFixed64(val) {
-           this.realloc(8);
-           writeInt32(this.buf, val & -1, this.pos);
-           writeInt32(this.buf, Math.floor(val * SHIFT_RIGHT_32), this.pos + 4);
-           this.pos += 8;
-         },
-         writeVarint: function writeVarint(val) {
-           val = +val || 0;
+                 var kvTags = ["".concat(thiskv)].concat(item.matchTags || []);
 
-           if (val > 0xfffffff || val < 0) {
-             writeBigVarint(val, this);
-             return;
-           }
+                 if (!skipGenericKV) {
+                   kvTags = kvTags.concat(Array.from(genericKV)); // #3454 - match some generic tags
+                 } // Index all the namelike tag values
 
-           this.realloc(4);
-           this.buf[this.pos++] = val & 0x7f | (val > 0x7f ? 0x80 : 0);
-           if (val <= 0x7f) return;
-           this.buf[this.pos++] = (val >>>= 7) & 0x7f | (val > 0x7f ? 0x80 : 0);
-           if (val <= 0x7f) return;
-           this.buf[this.pos++] = (val >>>= 7) & 0x7f | (val > 0x7f ? 0x80 : 0);
-           if (val <= 0x7f) return;
-           this.buf[this.pos++] = val >>> 7 & 0x7f;
-         },
-         writeSVarint: function writeSVarint(val) {
-           this.writeVarint(val < 0 ? -val * 2 - 1 : val * 2);
-         },
-         writeBoolean: function writeBoolean(val) {
-           this.writeVarint(Boolean(val));
-         },
-         writeString: function writeString(str) {
-           str = String(str);
-           this.realloc(str.length * 4);
-           this.pos++; // reserve 1 byte for short string length
 
-           var startPos = this.pos; // write the string directly to the buffer and see how much was written
+                 Object.keys(item.tags).forEach(function (osmkey) {
+                   if (notName.test(osmkey)) return; // osmkey is not a namelike tag, skip
 
-           this.pos = writeUtf8(this.buf, str, this.pos);
-           var len = this.pos - startPos;
-           if (len >= 0x80) makeRoomForExtraLength(startPos, len, this); // finally, write the message length in the reserved place and restore the position
+                   var osmvalue = item.tags[osmkey];
+                   if (!osmvalue || excludeRegexes.some(function (regex) {
+                     return regex.test(osmvalue);
+                   })) return; // osmvalue missing or excluded
 
-           this.pos = startPos - 1;
-           this.writeVarint(len);
-           this.pos += len;
-         },
-         writeFloat: function writeFloat(val) {
-           this.realloc(4);
-           ieee754$1.write(this.buf, val, this.pos, true, 23, 4);
-           this.pos += 4;
-         },
-         writeDouble: function writeDouble(val) {
-           this.realloc(8);
-           ieee754$1.write(this.buf, val, this.pos, true, 52, 8);
-           this.pos += 8;
-         },
-         writeBytes: function writeBytes(buffer) {
-           var len = buffer.length;
-           this.writeVarint(len);
-           this.realloc(len);
+                   if (primaryName.test(osmkey)) {
+                     kvTags.forEach(function (kv) {
+                       return insertName('primary', t, kv, simplify$1(osmvalue), item.id);
+                     });
+                   } else if (alternateName.test(osmkey)) {
+                     kvTags.forEach(function (kv) {
+                       return insertName('alternate', t, kv, simplify$1(osmvalue), item.id);
+                     });
+                   }
+                 }); // Index `matchNames` after indexing all other names..
+
+                 var keepMatchNames = new Set();
+                 (item.matchNames || []).forEach(function (matchName) {
+                   // If this matchname isn't already indexed, add it to the alternate index
+                   var nsimple = simplify$1(matchName);
+                   kvTags.forEach(function (kv) {
+                     var branch = that.matchIndex.get(kv);
+                     var primaryLeaf = branch && branch.primary.get(nsimple);
+                     var alternateLeaf = branch && branch.alternate.get(nsimple);
+                     var inPrimary = primaryLeaf && primaryLeaf.has(item.id);
+                     var inAlternate = alternateLeaf && alternateLeaf.has(item.id);
+
+                     if (!inPrimary && !inAlternate) {
+                       insertName('alternate', t, kv, nsimple, item.id);
+                       keepMatchNames.add(matchName);
+                     }
+                   });
+                 }); // Automatically remove redundant `matchNames` - #3417
+                 // (i.e. This name got indexed some other way, so it doesn't need to be in `item.matchNames`)
 
-           for (var i = 0; i < len; i++) {
-             this.buf[this.pos++] = buffer[i];
-           }
-         },
-         writeRawMessage: function writeRawMessage(fn, obj) {
-           this.pos++; // reserve 1 byte for short message length
-           // write the message directly to the buffer and see how much was written
+                 if (keepMatchNames.size) {
+                   item.matchNames = Array.from(keepMatchNames);
+                 } else {
+                   delete item.matchNames;
+                 }
+               }); // each item
+             }); // each tkv
+             // Insert this item into the matchIndex
 
-           var startPos = this.pos;
-           fn(obj, this);
-           var len = this.pos - startPos;
-           if (len >= 0x80) makeRoomForExtraLength(startPos, len, this); // finally, write the message length in the reserved place and restore the position
+             function insertName(which, t, kv, nsimple, itemID) {
+               if (!nsimple) {
+                 that.warnings.push("Warning: skipping empty ".concat(which, " name for item ").concat(t, "/").concat(kv, ": ").concat(itemID));
+                 return;
+               }
 
-           this.pos = startPos - 1;
-           this.writeVarint(len);
-           this.pos += len;
-         },
-         writeMessage: function writeMessage(tag, fn, obj) {
-           this.writeTag(tag, Pbf.Bytes);
-           this.writeRawMessage(fn, obj);
-         },
-         writePackedVarint: function writePackedVarint(tag, arr) {
-           if (arr.length) this.writeMessage(tag, _writePackedVarint, arr);
-         },
-         writePackedSVarint: function writePackedSVarint(tag, arr) {
-           if (arr.length) this.writeMessage(tag, _writePackedSVarint, arr);
-         },
-         writePackedBoolean: function writePackedBoolean(tag, arr) {
-           if (arr.length) this.writeMessage(tag, _writePackedBoolean, arr);
-         },
-         writePackedFloat: function writePackedFloat(tag, arr) {
-           if (arr.length) this.writeMessage(tag, _writePackedFloat, arr);
-         },
-         writePackedDouble: function writePackedDouble(tag, arr) {
-           if (arr.length) this.writeMessage(tag, _writePackedDouble, arr);
-         },
-         writePackedFixed32: function writePackedFixed32(tag, arr) {
-           if (arr.length) this.writeMessage(tag, _writePackedFixed, arr);
-         },
-         writePackedSFixed32: function writePackedSFixed32(tag, arr) {
-           if (arr.length) this.writeMessage(tag, _writePackedSFixed, arr);
-         },
-         writePackedFixed64: function writePackedFixed64(tag, arr) {
-           if (arr.length) this.writeMessage(tag, _writePackedFixed2, arr);
-         },
-         writePackedSFixed64: function writePackedSFixed64(tag, arr) {
-           if (arr.length) this.writeMessage(tag, _writePackedSFixed2, arr);
-         },
-         writeBytesField: function writeBytesField(tag, buffer) {
-           this.writeTag(tag, Pbf.Bytes);
-           this.writeBytes(buffer);
-         },
-         writeFixed32Field: function writeFixed32Field(tag, val) {
-           this.writeTag(tag, Pbf.Fixed32);
-           this.writeFixed32(val);
-         },
-         writeSFixed32Field: function writeSFixed32Field(tag, val) {
-           this.writeTag(tag, Pbf.Fixed32);
-           this.writeSFixed32(val);
-         },
-         writeFixed64Field: function writeFixed64Field(tag, val) {
-           this.writeTag(tag, Pbf.Fixed64);
-           this.writeFixed64(val);
-         },
-         writeSFixed64Field: function writeSFixed64Field(tag, val) {
-           this.writeTag(tag, Pbf.Fixed64);
-           this.writeSFixed64(val);
-         },
-         writeVarintField: function writeVarintField(tag, val) {
-           this.writeTag(tag, Pbf.Varint);
-           this.writeVarint(val);
-         },
-         writeSVarintField: function writeSVarintField(tag, val) {
-           this.writeTag(tag, Pbf.Varint);
-           this.writeSVarint(val);
-         },
-         writeStringField: function writeStringField(tag, str) {
-           this.writeTag(tag, Pbf.Bytes);
-           this.writeString(str);
-         },
-         writeFloatField: function writeFloatField(tag, val) {
-           this.writeTag(tag, Pbf.Fixed32);
-           this.writeFloat(val);
-         },
-         writeDoubleField: function writeDoubleField(tag, val) {
-           this.writeTag(tag, Pbf.Fixed64);
-           this.writeDouble(val);
-         },
-         writeBooleanField: function writeBooleanField(tag, val) {
-           this.writeVarintField(tag, Boolean(val));
-         }
-       };
+               var branch = that.matchIndex.get(kv);
 
-       function readVarintRemainder(l, s, p) {
-         var buf = p.buf,
-             h,
-             b;
-         b = buf[p.pos++];
-         h = (b & 0x70) >> 4;
-         if (b < 0x80) return toNum(l, h, s);
-         b = buf[p.pos++];
-         h |= (b & 0x7f) << 3;
-         if (b < 0x80) return toNum(l, h, s);
-         b = buf[p.pos++];
-         h |= (b & 0x7f) << 10;
-         if (b < 0x80) return toNum(l, h, s);
-         b = buf[p.pos++];
-         h |= (b & 0x7f) << 17;
-         if (b < 0x80) return toNum(l, h, s);
-         b = buf[p.pos++];
-         h |= (b & 0x7f) << 24;
-         if (b < 0x80) return toNum(l, h, s);
-         b = buf[p.pos++];
-         h |= (b & 0x01) << 31;
-         if (b < 0x80) return toNum(l, h, s);
-         throw new Error('Expected varint not more than 10 bytes');
-       }
+               if (!branch) {
+                 branch = {
+                   primary: new Map(),
+                   alternate: new Map(),
+                   excludeGeneric: new Map(),
+                   excludeNamed: new Map()
+                 };
+                 that.matchIndex.set(kv, branch);
+               }
 
-       function readPackedEnd(pbf) {
-         return pbf.type === Pbf.Bytes ? pbf.readVarint() + pbf.pos : pbf.pos + 1;
-       }
+               var leaf = branch[which].get(nsimple);
 
-       function toNum(low, high, isSigned) {
-         if (isSigned) {
-           return high * 0x100000000 + (low >>> 0);
-         }
+               if (!leaf) {
+                 leaf = new Set();
+                 branch[which].set(nsimple, leaf);
+               }
 
-         return (high >>> 0) * 0x100000000 + (low >>> 0);
-       }
+               leaf.add(itemID); // insert
+               // check for duplicates - #5625
 
-       function writeBigVarint(val, pbf) {
-         var low, high;
+               if (!/yes$/.test(kv)) {
+                 // ignore genericKV like amenity/yes, building/yes, etc
+                 var kvnsimple = "".concat(kv, "/").concat(nsimple);
+                 var existing = seenTree.get(kvnsimple);
 
-         if (val >= 0) {
-           low = val % 0x100000000 | 0;
-           high = val / 0x100000000 | 0;
-         } else {
-           low = ~(-val % 0x100000000);
-           high = ~(-val / 0x100000000);
+                 if (existing && existing !== t) {
+                   var items = Array.from(leaf);
+                   that.warnings.push("Duplicate cache key \"".concat(kvnsimple, "\" in trees \"").concat(t, "\" and \"").concat(existing, "\", check items: ").concat(items));
+                   return;
+                 }
 
-           if (low ^ 0xffffffff) {
-             low = low + 1 | 0;
-           } else {
-             low = 0;
-             high = high + 1 | 0;
-           }
-         }
+                 seenTree.set(kvnsimple, t);
+               }
+             } // For certain categories we do not want to match generic KV pairs like `building/yes` or `amenity/yes`
 
-         if (val >= 0x10000000000000000 || val < -0x10000000000000000) {
-           throw new Error('Given varint doesn\'t fit into 10 bytes');
-         }
 
-         pbf.realloc(10);
-         writeBigVarintLow(low, high, pbf);
-         writeBigVarintHigh(high, pbf);
-       }
+             function skipGenericKVMatches(t, k, v) {
+               return t === 'flags' || t === 'transit' || k === 'landuse' || v === 'atm' || v === 'bicycle_parking' || v === 'car_sharing' || v === 'caravan_site' || v === 'charging_station' || v === 'dog_park' || v === 'parking' || v === 'phone' || v === 'playground' || v === 'post_box' || v === 'public_bookcase' || v === 'recycling' || v === 'vending_machine';
+             }
+           } //
+           // `buildLocationIndex()`
+           // Call this to prepare a which-polygon location index.
+           // This *resolves* all the locationSets into GeoJSON, which takes some time.
+           // You can skip this step if you don't care about matching within a location.
+           //
+           // `data` needs to be an Object indexed on a 'tree/key/value' path.
+           // (e.g. cache filled by `fileTree.read` or data found in `dist/nsi.json`)
+           // {
+           //    'brands/amenity/bank': { properties: {}, items: [ {}, {}, … ] },
+           //    'brands/amenity/bar':  { properties: {}, items: [ {}, {}, … ] },
+           //    …
+           // }
+           //
 
-       function writeBigVarintLow(low, high, pbf) {
-         pbf.buf[pbf.pos++] = low & 0x7f | 0x80;
-         low >>>= 7;
-         pbf.buf[pbf.pos++] = low & 0x7f | 0x80;
-         low >>>= 7;
-         pbf.buf[pbf.pos++] = low & 0x7f | 0x80;
-         low >>>= 7;
-         pbf.buf[pbf.pos++] = low & 0x7f | 0x80;
-         low >>>= 7;
-         pbf.buf[pbf.pos] = low & 0x7f;
-       }
+         }, {
+           key: "buildLocationIndex",
+           value: function buildLocationIndex(data, loco) {
+             var that = this;
+             if (that.locationIndex) return; // it was built already
 
-       function writeBigVarintHigh(high, pbf) {
-         var lsb = (high & 0x07) << 4;
-         pbf.buf[pbf.pos++] |= lsb | ((high >>>= 3) ? 0x80 : 0);
-         if (!high) return;
-         pbf.buf[pbf.pos++] = high & 0x7f | ((high >>>= 7) ? 0x80 : 0);
-         if (!high) return;
-         pbf.buf[pbf.pos++] = high & 0x7f | ((high >>>= 7) ? 0x80 : 0);
-         if (!high) return;
-         pbf.buf[pbf.pos++] = high & 0x7f | ((high >>>= 7) ? 0x80 : 0);
-         if (!high) return;
-         pbf.buf[pbf.pos++] = high & 0x7f | ((high >>>= 7) ? 0x80 : 0);
-         if (!high) return;
-         pbf.buf[pbf.pos++] = high & 0x7f;
-       }
+             that.itemLocation = new Map();
+             that.locationSets = new Map();
+             Object.keys(data).forEach(function (tkv) {
+               var items = data[tkv].items;
+               if (!Array.isArray(items) || !items.length) return;
+               items.forEach(function (item) {
+                 if (that.itemLocation.has(item.id)) return; // we've seen item id already - shouldn't be possible?
 
-       function makeRoomForExtraLength(startPos, len, pbf) {
-         var extraLen = len <= 0x3fff ? 1 : len <= 0x1fffff ? 2 : len <= 0xfffffff ? 3 : Math.floor(Math.log(len) / (Math.LN2 * 7)); // if 1 byte isn't enough for encoding message length, shift the data to the right
+                 var resolved;
 
-         pbf.realloc(extraLen);
+                 try {
+                   resolved = loco.resolveLocationSet(item.locationSet); // resolve a feature for this locationSet
+                 } catch (err) {
+                   console.warn("buildLocationIndex: ".concat(err.message)); // couldn't resolve
+                 }
 
-         for (var i = pbf.pos - 1; i >= startPos; i--) {
-           pbf.buf[i + extraLen] = pbf.buf[i];
-         }
-       }
+                 if (!resolved || !resolved.id) return;
+                 that.itemLocation.set(item.id, resolved.id); // link it to the item
 
-       function _writePackedVarint(arr, pbf) {
-         for (var i = 0; i < arr.length; i++) {
-           pbf.writeVarint(arr[i]);
-         }
-       }
+                 if (that.locationSets.has(resolved.id)) return; // we've seen this locationSet feature before..
+                 // First time seeing this locationSet feature, make a copy and add to locationSet cache..
 
-       function _writePackedSVarint(arr, pbf) {
-         for (var i = 0; i < arr.length; i++) {
-           pbf.writeSVarint(arr[i]);
-         }
-       }
+                 var feature = _cloneDeep(resolved.feature);
 
-       function _writePackedFloat(arr, pbf) {
-         for (var i = 0; i < arr.length; i++) {
-           pbf.writeFloat(arr[i]);
-         }
-       }
+                 feature.id = resolved.id; // Important: always use the locationSet `id` (`+[Q30]`), not the feature `id` (`Q30`)
 
-       function _writePackedDouble(arr, pbf) {
-         for (var i = 0; i < arr.length; i++) {
-           pbf.writeDouble(arr[i]);
-         }
-       }
+                 feature.properties.id = resolved.id;
 
-       function _writePackedBoolean(arr, pbf) {
-         for (var i = 0; i < arr.length; i++) {
-           pbf.writeBoolean(arr[i]);
-         }
-       }
+                 if (!feature.geometry.coordinates.length || !feature.properties.area) {
+                   console.warn("buildLocationIndex: locationSet ".concat(resolved.id, " for ").concat(item.id, " resolves to an empty feature:"));
+                   console.warn(JSON.stringify(feature));
+                   return;
+                 }
 
-       function _writePackedFixed(arr, pbf) {
-         for (var i = 0; i < arr.length; i++) {
-           pbf.writeFixed32(arr[i]);
-         }
-       }
+                 that.locationSets.set(resolved.id, feature);
+               });
+             });
+             that.locationIndex = whichPolygon_1({
+               type: 'FeatureCollection',
+               features: _toConsumableArray(that.locationSets.values())
+             });
 
-       function _writePackedSFixed(arr, pbf) {
-         for (var i = 0; i < arr.length; i++) {
-           pbf.writeSFixed32(arr[i]);
-         }
-       }
+             function _cloneDeep(obj) {
+               return JSON.parse(JSON.stringify(obj));
+             }
+           } //
+           // `match()`
+           // Pass parts and return an Array of matches.
+           // `k` - key
+           // `v` - value
+           // `n` - namelike
+           // `loc` - optional - [lon,lat] location to search
+           //
+           // 1. If the [k,v,n] tuple matches a canonical item…
+           // Return an Array of match results.
+           // Each result will include the area in km² that the item is valid.
+           //
+           // Order of results:
+           // Primary ordering will be on the "match" column:
+           //   "primary" - where the query matches the `name` tag, followed by
+           //   "alternate" - where the query matches an alternate name tag (e.g. short_name, brand, operator, etc)
+           // Secondary ordering will be on the "area" column:
+           //   "area descending" if no location was provided, (worldwide before local)
+           //   "area ascending" if location was provided (local before worldwide)
+           //
+           // [
+           //   { match: 'primary',   itemID: String,  area: Number,  kv: String,  nsimple: String },
+           //   { match: 'primary',   itemID: String,  area: Number,  kv: String,  nsimple: String },
+           //   { match: 'alternate', itemID: String,  area: Number,  kv: String,  nsimple: String },
+           //   { match: 'alternate', itemID: String,  area: Number,  kv: String,  nsimple: String },
+           //   …
+           // ]
+           //
+           // -or-
+           //
+           // 2. If the [k,v,n] tuple matches an exclude pattern…
+           // Return an Array with a single exclude result, either
+           //
+           // [ { match: 'excludeGeneric', pattern: String,  kv: String } ]  // "generic" e.g. "Food Court"
+           //   or
+           // [ { match: 'excludeNamed', pattern: String,  kv: String } ]    // "named", e.g. "Kebabai"
+           //
+           // About results
+           //   "generic" - a generic word that is probably not really a name.
+           //     For these, iD should warn the user "Hey don't put 'food court' in the name tag".
+           //   "named" - a real name like "Kebabai" that is just common, but not a brand.
+           //     For these, iD should just let it be. We don't include these in NSI, but we don't want to nag users about it either.
+           //
+           // -or-
+           //
+           // 3. If the [k,v,n] tuple matches nothing of any kind, return `null`
+           //
+           //
 
-       function _writePackedFixed2(arr, pbf) {
-         for (var i = 0; i < arr.length; i++) {
-           pbf.writeFixed64(arr[i]);
-         }
-       }
+         }, {
+           key: "match",
+           value: function match(k, v, n, loc) {
+             var that = this;
 
-       function _writePackedSFixed2(arr, pbf) {
-         for (var i = 0; i < arr.length; i++) {
-           pbf.writeSFixed64(arr[i]);
-         }
-       } // Buffer code below from https://github.com/feross/buffer, MIT-licensed
+             if (!that.matchIndex) {
+               throw new Error('match:  matchIndex not built.');
+             } // If we were supplied a location, and a that.locationIndex has been set up,
+             // get the locationSets that are valid there so we can filter results.
 
 
-       function readUInt32(buf, pos) {
-         return (buf[pos] | buf[pos + 1] << 8 | buf[pos + 2] << 16) + buf[pos + 3] * 0x1000000;
-       }
+             var matchLocations;
 
-       function writeInt32(buf, val, pos) {
-         buf[pos] = val;
-         buf[pos + 1] = val >>> 8;
-         buf[pos + 2] = val >>> 16;
-         buf[pos + 3] = val >>> 24;
-       }
+             if (Array.isArray(loc) && that.locationIndex) {
+               // which-polygon query returns an array of GeoJSON properties, pass true to return all results
+               matchLocations = that.locationIndex([loc[0], loc[1], loc[0], loc[1]], true);
+             }
 
-       function readInt32(buf, pos) {
-         return (buf[pos] | buf[pos + 1] << 8 | buf[pos + 2] << 16) + (buf[pos + 3] << 24);
-       }
+             var nsimple = simplify$1(n);
+             var seen = new Set();
+             var results = [];
+             gatherResults('primary');
+             gatherResults('alternate');
+             if (results.length) return results;
+             gatherResults('exclude');
+             return results.length ? results : null;
+
+             function gatherResults(which) {
+               // First try an exact match on k/v
+               var kv = "".concat(k, "/").concat(v);
+               var didMatch = tryMatch(which, kv);
+               if (didMatch) return; // If that didn't work, look in match groups for other pairs considered equivalent to k/v..
+
+               for (var mg in matchGroups) {
+                 var matchGroup = matchGroups[mg];
+                 var inGroup = matchGroup.some(function (otherkv) {
+                   return otherkv === kv;
+                 });
+                 if (!inGroup) continue;
 
-       function readUtf8(buf, pos, end) {
-         var str = '';
-         var i = pos;
+                 for (var i = 0; i < matchGroup.length; i++) {
+                   var otherkv = matchGroup[i];
+                   if (otherkv === kv) continue; // skip self
 
-         while (i < end) {
-           var b0 = buf[i];
-           var c = null; // codepoint
+                   didMatch = tryMatch(which, otherkv);
+                   if (didMatch) return;
+                 }
+               } // If finished 'exclude' pass and still haven't matched anything, try the global `genericWords.json` patterns
 
-           var bytesPerSequence = b0 > 0xEF ? 4 : b0 > 0xDF ? 3 : b0 > 0xBF ? 2 : 1;
-           if (i + bytesPerSequence > end) break;
-           var b1, b2, b3;
 
-           if (bytesPerSequence === 1) {
-             if (b0 < 0x80) {
-               c = b0;
-             }
-           } else if (bytesPerSequence === 2) {
-             b1 = buf[i + 1];
+               if (which === 'exclude') {
+                 var regex = _toConsumableArray(that.genericWords.values()).find(function (regex) {
+                   return regex.test(n);
+                 });
 
-             if ((b1 & 0xC0) === 0x80) {
-               c = (b0 & 0x1F) << 0x6 | b1 & 0x3F;
+                 if (regex) {
+                   results.push({
+                     match: 'excludeGeneric',
+                     pattern: String(regex)
+                   }); // note no `branch`, no `kv`
 
-               if (c <= 0x7F) {
-                 c = null;
+                   return;
+                 }
                }
              }
-           } else if (bytesPerSequence === 3) {
-             b1 = buf[i + 1];
-             b2 = buf[i + 2];
 
-             if ((b1 & 0xC0) === 0x80 && (b2 & 0xC0) === 0x80) {
-               c = (b0 & 0xF) << 0xC | (b1 & 0x3F) << 0x6 | b2 & 0x3F;
+             function tryMatch(which, kv) {
+               var branch = that.matchIndex.get(kv);
+               if (!branch) return;
 
-               if (c <= 0x7FF || c >= 0xD800 && c <= 0xDFFF) {
-                 c = null;
+               if (which === 'exclude') {
+                 // Test name `n` against named and generic exclude patterns
+                 var regex = _toConsumableArray(branch.excludeNamed.values()).find(function (regex) {
+                   return regex.test(n);
+                 });
+
+                 if (regex) {
+                   results.push({
+                     match: 'excludeNamed',
+                     pattern: String(regex),
+                     kv: kv
+                   });
+                   return;
+                 }
+
+                 regex = _toConsumableArray(branch.excludeGeneric.values()).find(function (regex) {
+                   return regex.test(n);
+                 });
+
+                 if (regex) {
+                   results.push({
+                     match: 'excludeGeneric',
+                     pattern: String(regex),
+                     kv: kv
+                   });
+                   return;
+                 }
+
+                 return;
                }
-             }
-           } else if (bytesPerSequence === 4) {
-             b1 = buf[i + 1];
-             b2 = buf[i + 2];
-             b3 = buf[i + 3];
 
-             if ((b1 & 0xC0) === 0x80 && (b2 & 0xC0) === 0x80 && (b3 & 0xC0) === 0x80) {
-               c = (b0 & 0xF) << 0x12 | (b1 & 0x3F) << 0xC | (b2 & 0x3F) << 0x6 | b3 & 0x3F;
+               var leaf = branch[which].get(nsimple);
+               if (!leaf || !leaf.size) return; // If we get here, we matched something..
+               // Prepare the results, calculate areas (if location index was set up)
 
-               if (c <= 0xFFFF || c >= 0x110000) {
-                 c = null;
+               var hits = Array.from(leaf).map(function (itemID) {
+                 var area = Infinity;
+
+                 if (that.itemLocation && that.locationSets) {
+                   var location = that.locationSets.get(that.itemLocation.get(itemID));
+                   area = location && location.properties.area || Infinity;
+                 }
+
+                 return {
+                   match: which,
+                   itemID: itemID,
+                   area: area,
+                   kv: kv,
+                   nsimple: nsimple
+                 };
+               });
+               var sortFn = byAreaDescending; // Filter the match to include only results valid in the requested `loc`..
+
+               if (matchLocations) {
+                 hits = hits.filter(isValidLocation);
+                 sortFn = byAreaAscending;
+               }
+
+               if (!hits.length) return; // push results
+
+               hits.sort(sortFn).forEach(function (hit) {
+                 if (seen.has(hit.itemID)) return;
+                 seen.add(hit.itemID);
+                 results.push(hit);
+               });
+               return true;
+
+               function isValidLocation(hit) {
+                 if (!that.itemLocation) return true;
+                 return matchLocations.find(function (props) {
+                   return props.id === that.itemLocation.get(hit.itemID);
+                 });
+               } // Sort smaller (more local) locations first.
+
+
+               function byAreaAscending(hitA, hitB) {
+                 return hitA.area - hitB.area;
+               } // Sort larger (more worldwide) locations first.
+
+
+               function byAreaDescending(hitA, hitB) {
+                 return hitB.area - hitA.area;
                }
              }
-           }
+           } //
+           // `getWarnings()`
+           // Return any warnings discovered when buiding the index.
+           // (currently this does nothing)
+           //
 
-           if (c === null) {
-             c = 0xFFFD;
-             bytesPerSequence = 1;
-           } else if (c > 0xFFFF) {
-             c -= 0x10000;
-             str += String.fromCharCode(c >>> 10 & 0x3FF | 0xD800);
-             c = 0xDC00 | c & 0x3FF;
+         }, {
+           key: "getWarnings",
+           value: function getWarnings() {
+             return this.warnings;
            }
+         }]);
+
+         return Matcher;
+       }();
+
+       /*
+           iD.coreDifference represents the difference between two graphs.
+           It knows how to calculate the set of entities that were
+           created, modified, or deleted, and also contains the logic
+           for recursively extending a difference to the complete set
+           of entities that will require a redraw, taking into account
+           child and parent relationships.
+        */
 
-           str += String.fromCharCode(c);
-           i += bytesPerSequence;
-         }
+       function coreDifference(base, head) {
+         var _changes = {};
+         var _didChange = {}; // 'addition', 'deletion', 'geometry', 'properties'
 
-         return str;
-       }
+         var _diff = {};
 
-       function readUtf8TextDecoder(buf, pos, end) {
-         return utf8TextDecoder.decode(buf.subarray(pos, end));
-       }
+         function checkEntityID(id) {
+           var h = head.entities[id];
+           var b = base.entities[id];
+           if (h === b) return;
+           if (_changes[id]) return;
 
-       function writeUtf8(buf, str, pos) {
-         for (var i = 0, c, lead; i < str.length; i++) {
-           c = str.charCodeAt(i); // code point
+           if (!h && b) {
+             _changes[id] = {
+               base: b,
+               head: h
+             };
+             _didChange.deletion = true;
+             return;
+           }
 
-           if (c > 0xD7FF && c < 0xE000) {
-             if (lead) {
-               if (c < 0xDC00) {
-                 buf[pos++] = 0xEF;
-                 buf[pos++] = 0xBF;
-                 buf[pos++] = 0xBD;
-                 lead = c;
-                 continue;
-               } else {
-                 c = lead - 0xD800 << 10 | c - 0xDC00 | 0x10000;
-                 lead = null;
-               }
-             } else {
-               if (c > 0xDBFF || i + 1 === str.length) {
-                 buf[pos++] = 0xEF;
-                 buf[pos++] = 0xBF;
-                 buf[pos++] = 0xBD;
-               } else {
-                 lead = c;
-               }
+           if (h && !b) {
+             _changes[id] = {
+               base: b,
+               head: h
+             };
+             _didChange.addition = true;
+             return;
+           }
 
-               continue;
+           if (h && b) {
+             if (h.members && b.members && !fastDeepEqual(h.members, b.members)) {
+               _changes[id] = {
+                 base: b,
+                 head: h
+               };
+               _didChange.geometry = true;
+               _didChange.properties = true;
+               return;
              }
-           } else if (lead) {
-             buf[pos++] = 0xEF;
-             buf[pos++] = 0xBF;
-             buf[pos++] = 0xBD;
-             lead = null;
-           }
 
-           if (c < 0x80) {
-             buf[pos++] = c;
-           } else {
-             if (c < 0x800) {
-               buf[pos++] = c >> 0x6 | 0xC0;
-             } else {
-               if (c < 0x10000) {
-                 buf[pos++] = c >> 0xC | 0xE0;
-               } else {
-                 buf[pos++] = c >> 0x12 | 0xF0;
-                 buf[pos++] = c >> 0xC & 0x3F | 0x80;
-               }
+             if (h.loc && b.loc && !geoVecEqual(h.loc, b.loc)) {
+               _changes[id] = {
+                 base: b,
+                 head: h
+               };
+               _didChange.geometry = true;
+             }
 
-               buf[pos++] = c >> 0x6 & 0x3F | 0x80;
+             if (h.nodes && b.nodes && !fastDeepEqual(h.nodes, b.nodes)) {
+               _changes[id] = {
+                 base: b,
+                 head: h
+               };
+               _didChange.geometry = true;
              }
 
-             buf[pos++] = c & 0x3F | 0x80;
+             if (h.tags && b.tags && !fastDeepEqual(h.tags, b.tags)) {
+               _changes[id] = {
+                 base: b,
+                 head: h
+               };
+               _didChange.properties = true;
+             }
            }
          }
 
-         return pos;
-       }
+         function load() {
+           // HOT CODE: there can be many thousands of downloaded entities, so looping
+           // through them all can become a performance bottleneck. Optimize by
+           // resolving duplicates and using a basic `for` loop
+           var ids = utilArrayUniq(Object.keys(head.entities).concat(Object.keys(base.entities)));
 
-       var pointGeometry = Point;
-       /**
-        * A standalone point geometry with useful accessor, comparison, and
-        * modification methods.
-        *
-        * @class Point
-        * @param {Number} x the x-coordinate. this could be longitude or screen
-        * pixels, or any other sort of unit.
-        * @param {Number} y the y-coordinate. this could be latitude or screen
-        * pixels, or any other sort of unit.
-        * @example
-        * var point = new Point(-77, 38);
-        */
+           for (var i = 0; i < ids.length; i++) {
+             checkEntityID(ids[i]);
+           }
+         }
 
-       function Point(x, y) {
-         this.x = x;
-         this.y = y;
-       }
+         load();
 
-       Point.prototype = {
-         /**
-          * Clone this point, returning a new point that can be modified
-          * without affecting the old one.
-          * @return {Point} the clone
-          */
-         clone: function clone() {
-           return new Point(this.x, this.y);
-         },
+         _diff.length = function length() {
+           return Object.keys(_changes).length;
+         };
 
-         /**
-          * Add this point's x & y coordinates to another point,
-          * yielding a new point.
-          * @param {Point} p the other point
-          * @return {Point} output point
-          */
-         add: function add(p) {
-           return this.clone()._add(p);
-         },
+         _diff.changes = function changes() {
+           return _changes;
+         };
 
-         /**
-          * Subtract this point's x & y coordinates to from point,
-          * yielding a new point.
-          * @param {Point} p the other point
-          * @return {Point} output point
-          */
-         sub: function sub(p) {
-           return this.clone()._sub(p);
-         },
+         _diff.didChange = _didChange; // pass true to include affected relation members
 
-         /**
-          * Multiply this point's x & y coordinates by point,
-          * yielding a new point.
-          * @param {Point} p the other point
-          * @return {Point} output point
-          */
-         multByPoint: function multByPoint(p) {
-           return this.clone()._multByPoint(p);
-         },
+         _diff.extantIDs = function extantIDs(includeRelMembers) {
+           var result = new Set();
+           Object.keys(_changes).forEach(function (id) {
+             if (_changes[id].head) {
+               result.add(id);
+             }
 
-         /**
-          * Divide this point's x & y coordinates by point,
-          * yielding a new point.
-          * @param {Point} p the other point
-          * @return {Point} output point
-          */
-         divByPoint: function divByPoint(p) {
-           return this.clone()._divByPoint(p);
-         },
+             var h = _changes[id].head;
+             var b = _changes[id].base;
+             var entity = h || b;
 
-         /**
-          * Multiply this point's x & y coordinates by a factor,
-          * yielding a new point.
-          * @param {Point} k factor
-          * @return {Point} output point
-          */
-         mult: function mult(k) {
-           return this.clone()._mult(k);
-         },
+             if (includeRelMembers && entity.type === 'relation') {
+               var mh = h ? h.members.map(function (m) {
+                 return m.id;
+               }) : [];
+               var mb = b ? b.members.map(function (m) {
+                 return m.id;
+               }) : [];
+               utilArrayUnion(mh, mb).forEach(function (memberID) {
+                 if (head.hasEntity(memberID)) {
+                   result.add(memberID);
+                 }
+               });
+             }
+           });
+           return Array.from(result);
+         };
 
-         /**
-          * Divide this point's x & y coordinates by a factor,
-          * yielding a new point.
-          * @param {Point} k factor
-          * @return {Point} output point
-          */
-         div: function div(k) {
-           return this.clone()._div(k);
-         },
+         _diff.modified = function modified() {
+           var result = [];
+           Object.values(_changes).forEach(function (change) {
+             if (change.base && change.head) {
+               result.push(change.head);
+             }
+           });
+           return result;
+         };
 
-         /**
-          * Rotate this point around the 0, 0 origin by an angle a,
-          * given in radians
-          * @param {Number} a angle to rotate around, in radians
-          * @return {Point} output point
-          */
-         rotate: function rotate(a) {
-           return this.clone()._rotate(a);
-         },
+         _diff.created = function created() {
+           var result = [];
+           Object.values(_changes).forEach(function (change) {
+             if (!change.base && change.head) {
+               result.push(change.head);
+             }
+           });
+           return result;
+         };
 
-         /**
-          * Rotate this point around p point by an angle a,
-          * given in radians
-          * @param {Number} a angle to rotate around, in radians
-          * @param {Point} p Point to rotate around
-          * @return {Point} output point
-          */
-         rotateAround: function rotateAround(a, p) {
-           return this.clone()._rotateAround(a, p);
-         },
+         _diff.deleted = function deleted() {
+           var result = [];
+           Object.values(_changes).forEach(function (change) {
+             if (change.base && !change.head) {
+               result.push(change.base);
+             }
+           });
+           return result;
+         };
 
-         /**
-          * Multiply this point by a 4x1 transformation matrix
-          * @param {Array<Number>} m transformation matrix
-          * @return {Point} output point
-          */
-         matMult: function matMult(m) {
-           return this.clone()._matMult(m);
-         },
+         _diff.summary = function summary() {
+           var relevant = {};
+           var keys = Object.keys(_changes);
 
-         /**
-          * Calculate this point but as a unit vector from 0, 0, meaning
-          * that the distance from the resulting point to the 0, 0
-          * coordinate will be equal to 1 and the angle from the resulting
-          * point to the 0, 0 coordinate will be the same as before.
-          * @return {Point} unit vector point
-          */
-         unit: function unit() {
-           return this.clone()._unit();
-         },
+           for (var i = 0; i < keys.length; i++) {
+             var change = _changes[keys[i]];
 
-         /**
-          * Compute a perpendicular point, where the new y coordinate
-          * is the old x coordinate and the new x coordinate is the old y
-          * coordinate multiplied by -1
-          * @return {Point} perpendicular point
-          */
-         perp: function perp() {
-           return this.clone()._perp();
-         },
+             if (change.head && change.head.geometry(head) !== 'vertex') {
+               addEntity(change.head, head, change.base ? 'modified' : 'created');
+             } else if (change.base && change.base.geometry(base) !== 'vertex') {
+               addEntity(change.base, base, 'deleted');
+             } else if (change.base && change.head) {
+               // modified vertex
+               var moved = !fastDeepEqual(change.base.loc, change.head.loc);
+               var retagged = !fastDeepEqual(change.base.tags, change.head.tags);
 
-         /**
-          * Return a version of this point with the x & y coordinates
-          * rounded to integers.
-          * @return {Point} rounded point
-          */
-         round: function round() {
-           return this.clone()._round();
-         },
+               if (moved) {
+                 addParents(change.head);
+               }
 
-         /**
-          * Return the magitude of this point: this is the Euclidean
-          * distance from the 0, 0 coordinate to this point's x and y
-          * coordinates.
-          * @return {Number} magnitude
-          */
-         mag: function mag() {
-           return Math.sqrt(this.x * this.x + this.y * this.y);
-         },
+               if (retagged || moved && change.head.hasInterestingTags()) {
+                 addEntity(change.head, head, 'modified');
+               }
+             } else if (change.head && change.head.hasInterestingTags()) {
+               // created vertex
+               addEntity(change.head, head, 'created');
+             } else if (change.base && change.base.hasInterestingTags()) {
+               // deleted vertex
+               addEntity(change.base, base, 'deleted');
+             }
+           }
 
-         /**
-          * Judge whether this point is equal to another point, returning
-          * true or false.
-          * @param {Point} other the other point
-          * @return {boolean} whether the points are equal
-          */
-         equals: function equals(other) {
-           return this.x === other.x && this.y === other.y;
-         },
+           return Object.values(relevant);
 
-         /**
-          * Calculate the distance from this point to another point
-          * @param {Point} p the other point
-          * @return {Number} distance
-          */
-         dist: function dist(p) {
-           return Math.sqrt(this.distSqr(p));
-         },
+           function addEntity(entity, graph, changeType) {
+             relevant[entity.id] = {
+               entity: entity,
+               graph: graph,
+               changeType: changeType
+             };
+           }
 
-         /**
-          * Calculate the distance from this point to another point,
-          * without the square root step. Useful if you're comparing
-          * relative distances.
-          * @param {Point} p the other point
-          * @return {Number} distance
-          */
-         distSqr: function distSqr(p) {
-           var dx = p.x - this.x,
-               dy = p.y - this.y;
-           return dx * dx + dy * dy;
-         },
+           function addParents(entity) {
+             var parents = head.parentWays(entity);
 
-         /**
-          * Get the angle from the 0, 0 coordinate to this point, in radians
-          * coordinates.
-          * @return {Number} angle
-          */
-         angle: function angle() {
-           return Math.atan2(this.y, this.x);
-         },
+             for (var j = parents.length - 1; j >= 0; j--) {
+               var parent = parents[j];
 
-         /**
-          * Get the angle from this point to another point, in radians
-          * @param {Point} b the other point
-          * @return {Number} angle
-          */
-         angleTo: function angleTo(b) {
-           return Math.atan2(this.y - b.y, this.x - b.x);
-         },
+               if (!(parent.id in relevant)) {
+                 addEntity(parent, head, 'modified');
+               }
+             }
+           }
+         }; // returns complete set of entities that require a redraw
+         //  (optionally within given `extent`)
 
-         /**
-          * Get the angle between this point and another point, in radians
-          * @param {Point} b the other point
-          * @return {Number} angle
-          */
-         angleWith: function angleWith(b) {
-           return this.angleWithSep(b.x, b.y);
-         },
 
-         /*
-          * Find the angle of the two vectors, solving the formula for
-          * the cross product a x b = |a||b|sin(θ) for θ.
-          * @param {Number} x the x-coordinate
-          * @param {Number} y the y-coordinate
-          * @return {Number} the angle in radians
-          */
-         angleWithSep: function angleWithSep(x, y) {
-           return Math.atan2(this.x * y - this.y * x, this.x * x + this.y * y);
-         },
-         _matMult: function _matMult(m) {
-           var x = m[0] * this.x + m[1] * this.y,
-               y = m[2] * this.x + m[3] * this.y;
-           this.x = x;
-           this.y = y;
-           return this;
-         },
-         _add: function _add(p) {
-           this.x += p.x;
-           this.y += p.y;
-           return this;
-         },
-         _sub: function _sub(p) {
-           this.x -= p.x;
-           this.y -= p.y;
-           return this;
-         },
-         _mult: function _mult(k) {
-           this.x *= k;
-           this.y *= k;
-           return this;
-         },
-         _div: function _div(k) {
-           this.x /= k;
-           this.y /= k;
-           return this;
-         },
-         _multByPoint: function _multByPoint(p) {
-           this.x *= p.x;
-           this.y *= p.y;
-           return this;
-         },
-         _divByPoint: function _divByPoint(p) {
-           this.x /= p.x;
-           this.y /= p.y;
-           return this;
-         },
-         _unit: function _unit() {
-           this._div(this.mag());
+         _diff.complete = function complete(extent) {
+           var result = {};
+           var id, change;
 
-           return this;
-         },
-         _perp: function _perp() {
-           var y = this.y;
-           this.y = this.x;
-           this.x = -y;
-           return this;
-         },
-         _rotate: function _rotate(angle) {
-           var cos = Math.cos(angle),
-               sin = Math.sin(angle),
-               x = cos * this.x - sin * this.y,
-               y = sin * this.x + cos * this.y;
-           this.x = x;
-           this.y = y;
-           return this;
-         },
-         _rotateAround: function _rotateAround(angle, p) {
-           var cos = Math.cos(angle),
-               sin = Math.sin(angle),
-               x = p.x + cos * (this.x - p.x) - sin * (this.y - p.y),
-               y = p.y + sin * (this.x - p.x) + cos * (this.y - p.y);
-           this.x = x;
-           this.y = y;
-           return this;
-         },
-         _round: function _round() {
-           this.x = Math.round(this.x);
-           this.y = Math.round(this.y);
-           return this;
-         }
-       };
-       /**
-        * Construct a point from an array if necessary, otherwise if the input
-        * is already a Point, or an unknown type, return it unchanged
-        * @param {Array<Number>|Point|*} a any kind of input value
-        * @return {Point} constructed point, or passed-through value.
-        * @example
-        * // this
-        * var point = Point.convert([0, 1]);
-        * // is equivalent to
-        * var point = new Point(0, 1);
-        */
+           for (id in _changes) {
+             change = _changes[id];
+             var h = change.head;
+             var b = change.base;
+             var entity = h || b;
+             var i;
 
-       Point.convert = function (a) {
-         if (a instanceof Point) {
-           return a;
-         }
+             if (extent && (!h || !h.intersects(extent, head)) && (!b || !b.intersects(extent, base))) {
+               continue;
+             }
 
-         if (Array.isArray(a)) {
-           return new Point(a[0], a[1]);
-         }
+             result[id] = h;
 
-         return a;
-       };
+             if (entity.type === 'way') {
+               var nh = h ? h.nodes : [];
+               var nb = b ? b.nodes : [];
+               var diff;
+               diff = utilArrayDifference(nh, nb);
 
-       var vectortilefeature = VectorTileFeature;
+               for (i = 0; i < diff.length; i++) {
+                 result[diff[i]] = head.hasEntity(diff[i]);
+               }
 
-       function VectorTileFeature(pbf, end, extent, keys, values) {
-         // Public
-         this.properties = {};
-         this.extent = extent;
-         this.type = 0; // Private
+               diff = utilArrayDifference(nb, nh);
 
-         this._pbf = pbf;
-         this._geometry = -1;
-         this._keys = keys;
-         this._values = values;
-         pbf.readFields(readFeature, this, end);
-       }
+               for (i = 0; i < diff.length; i++) {
+                 result[diff[i]] = head.hasEntity(diff[i]);
+               }
+             }
 
-       function readFeature(tag, feature, pbf) {
-         if (tag == 1) feature.id = pbf.readVarint();else if (tag == 2) readTag(pbf, feature);else if (tag == 3) feature.type = pbf.readVarint();else if (tag == 4) feature._geometry = pbf.pos;
-       }
+             if (entity.type === 'relation' && entity.isMultipolygon()) {
+               var mh = h ? h.members.map(function (m) {
+                 return m.id;
+               }) : [];
+               var mb = b ? b.members.map(function (m) {
+                 return m.id;
+               }) : [];
+               var ids = utilArrayUnion(mh, mb);
 
-       function readTag(pbf, feature) {
-         var end = pbf.readVarint() + pbf.pos;
+               for (i = 0; i < ids.length; i++) {
+                 var member = head.hasEntity(ids[i]);
+                 if (!member) continue; // not downloaded
 
-         while (pbf.pos < end) {
-           var key = feature._keys[pbf.readVarint()],
-               value = feature._values[pbf.readVarint()];
+                 if (extent && !member.intersects(extent, head)) continue; // not visible
 
-           feature.properties[key] = value;
-         }
-       }
+                 result[ids[i]] = member;
+               }
+             }
 
-       VectorTileFeature.types = ['Unknown', 'Point', 'LineString', 'Polygon'];
+             addParents(head.parentWays(entity), result);
+             addParents(head.parentRelations(entity), result);
+           }
 
-       VectorTileFeature.prototype.loadGeometry = function () {
-         var pbf = this._pbf;
-         pbf.pos = this._geometry;
-         var end = pbf.readVarint() + pbf.pos,
-             cmd = 1,
-             length = 0,
-             x = 0,
-             y = 0,
-             lines = [],
-             line;
+           return result;
 
-         while (pbf.pos < end) {
-           if (length <= 0) {
-             var cmdLen = pbf.readVarint();
-             cmd = cmdLen & 0x7;
-             length = cmdLen >> 3;
+           function addParents(parents, result) {
+             for (var i = 0; i < parents.length; i++) {
+               var parent = parents[i];
+               if (parent.id in result) continue;
+               result[parent.id] = parent;
+               addParents(head.parentRelations(parent), result);
+             }
            }
+         };
 
-           length--;
+         return _diff;
+       }
 
-           if (cmd === 1 || cmd === 2) {
-             x += pbf.readSVarint();
-             y += pbf.readSVarint();
+       function coreTree(head) {
+         // tree for entities
+         var _rtree = new RBush();
 
-             if (cmd === 1) {
-               // moveTo
-               if (line) lines.push(line);
-               line = [];
-             }
+         var _bboxes = {}; // maintain a separate tree for granular way segments
 
-             line.push(new pointGeometry(x, y));
-           } else if (cmd === 7) {
-             // Workaround for https://github.com/mapbox/mapnik-vector-tile/issues/90
-             if (line) {
-               line.push(line[0].clone()); // closePolygon
-             }
-           } else {
-             throw new Error('unknown command ' + cmd);
-           }
+         var _segmentsRTree = new RBush();
+
+         var _segmentsBBoxes = {};
+         var _segmentsByWayId = {};
+         var tree = {};
+
+         function entityBBox(entity) {
+           var bbox = entity.extent(head).bbox();
+           bbox.id = entity.id;
+           _bboxes[entity.id] = bbox;
+           return bbox;
          }
 
-         if (line) lines.push(line);
-         return lines;
-       };
+         function segmentBBox(segment) {
+           var extent = segment.extent(head); // extent can be null if the node entities aren't in the graph for some reason
 
-       VectorTileFeature.prototype.bbox = function () {
-         var pbf = this._pbf;
-         pbf.pos = this._geometry;
-         var end = pbf.readVarint() + pbf.pos,
-             cmd = 1,
-             length = 0,
-             x = 0,
-             y = 0,
-             x1 = Infinity,
-             x2 = -Infinity,
-             y1 = Infinity,
-             y2 = -Infinity;
+           if (!extent) return null;
+           var bbox = extent.bbox();
+           bbox.segment = segment;
+           _segmentsBBoxes[segment.id] = bbox;
+           return bbox;
+         }
 
-         while (pbf.pos < end) {
-           if (length <= 0) {
-             var cmdLen = pbf.readVarint();
-             cmd = cmdLen & 0x7;
-             length = cmdLen >> 3;
-           }
+         function removeEntity(entity) {
+           _rtree.remove(_bboxes[entity.id]);
 
-           length--;
+           delete _bboxes[entity.id];
 
-           if (cmd === 1 || cmd === 2) {
-             x += pbf.readSVarint();
-             y += pbf.readSVarint();
-             if (x < x1) x1 = x;
-             if (x > x2) x2 = x;
-             if (y < y1) y1 = y;
-             if (y > y2) y2 = y;
-           } else if (cmd !== 7) {
-             throw new Error('unknown command ' + cmd);
+           if (_segmentsByWayId[entity.id]) {
+             _segmentsByWayId[entity.id].forEach(function (segment) {
+               _segmentsRTree.remove(_segmentsBBoxes[segment.id]);
+
+               delete _segmentsBBoxes[segment.id];
+             });
+
+             delete _segmentsByWayId[entity.id];
            }
          }
 
-         return [x1, y1, x2, y2];
-       };
+         function loadEntities(entities) {
+           _rtree.load(entities.map(entityBBox));
 
-       VectorTileFeature.prototype.toGeoJSON = function (x, y, z) {
-         var size = this.extent * Math.pow(2, z),
-             x0 = this.extent * x,
-             y0 = this.extent * y,
-             coords = this.loadGeometry(),
-             type = VectorTileFeature.types[this.type],
-             i,
-             j;
+           var segments = [];
+           entities.forEach(function (entity) {
+             if (entity.segments) {
+               var entitySegments = entity.segments(head); // cache these to make them easy to remove later
 
-         function project(line) {
-           for (var j = 0; j < line.length; j++) {
-             var p = line[j],
-                 y2 = 180 - (p.y + y0) * 360 / size;
-             line[j] = [(p.x + x0) * 360 / size - 180, 360 / Math.PI * Math.atan(Math.exp(y2 * Math.PI / 180)) - 90];
-           }
+               _segmentsByWayId[entity.id] = entitySegments;
+               segments = segments.concat(entitySegments);
+             }
+           });
+           if (segments.length) _segmentsRTree.load(segments.map(segmentBBox).filter(Boolean));
          }
 
-         switch (this.type) {
-           case 1:
-             var points = [];
-
-             for (i = 0; i < coords.length; i++) {
-               points[i] = coords[i][0];
+         function updateParents(entity, insertions, memo) {
+           head.parentWays(entity).forEach(function (way) {
+             if (_bboxes[way.id]) {
+               removeEntity(way);
+               insertions[way.id] = way;
              }
 
-             coords = points;
-             project(coords);
-             break;
+             updateParents(way, insertions, memo);
+           });
+           head.parentRelations(entity).forEach(function (relation) {
+             if (memo[entity.id]) return;
+             memo[entity.id] = true;
 
-           case 2:
-             for (i = 0; i < coords.length; i++) {
-               project(coords[i]);
+             if (_bboxes[relation.id]) {
+               removeEntity(relation);
+               insertions[relation.id] = relation;
              }
 
-             break;
+             updateParents(relation, insertions, memo);
+           });
+         }
 
-           case 3:
-             coords = classifyRings(coords);
+         tree.rebase = function (entities, force) {
+           var insertions = {};
 
-             for (i = 0; i < coords.length; i++) {
-               for (j = 0; j < coords[i].length; j++) {
-                 project(coords[i][j]);
+           for (var i = 0; i < entities.length; i++) {
+             var entity = entities[i];
+             if (!entity.visible) continue;
+
+             if (head.entities.hasOwnProperty(entity.id) || _bboxes[entity.id]) {
+               if (!force) {
+                 continue;
+               } else if (_bboxes[entity.id]) {
+                 removeEntity(entity);
                }
              }
 
-             break;
-         }
+             insertions[entity.id] = entity;
+             updateParents(entity, insertions, {});
+           }
 
-         if (coords.length === 1) {
-           coords = coords[0];
-         } else {
-           type = 'Multi' + type;
-         }
+           loadEntities(Object.values(insertions));
+           return tree;
+         };
 
-         var result = {
-           type: "Feature",
-           geometry: {
-             type: type,
-             coordinates: coords
-           },
-           properties: this.properties
+         function updateToGraph(graph) {
+           if (graph === head) return;
+           var diff = coreDifference(head, graph);
+           head = graph;
+           var changed = diff.didChange;
+           if (!changed.addition && !changed.deletion && !changed.geometry) return;
+           var insertions = {};
+
+           if (changed.deletion) {
+             diff.deleted().forEach(function (entity) {
+               removeEntity(entity);
+             });
+           }
+
+           if (changed.geometry) {
+             diff.modified().forEach(function (entity) {
+               removeEntity(entity);
+               insertions[entity.id] = entity;
+               updateParents(entity, insertions, {});
+             });
+           }
+
+           if (changed.addition) {
+             diff.created().forEach(function (entity) {
+               insertions[entity.id] = entity;
+             });
+           }
+
+           loadEntities(Object.values(insertions));
+         } // returns an array of entities with bounding boxes overlapping `extent` for the given `graph`
+
+
+         tree.intersects = function (extent, graph) {
+           updateToGraph(graph);
+           return _rtree.search(extent.bbox()).map(function (bbox) {
+             return graph.entity(bbox.id);
+           });
+         }; // returns an array of segment objects with bounding boxes overlapping `extent` for the given `graph`
+
+
+         tree.waySegments = function (extent, graph) {
+           updateToGraph(graph);
+           return _segmentsRTree.search(extent.bbox()).map(function (bbox) {
+             return bbox.segment;
+           });
          };
 
-         if ('id' in this) {
-           result.id = this.id;
+         return tree;
+       }
+
+       function svgIcon(name, svgklass, useklass) {
+         return function drawIcon(selection) {
+           selection.selectAll('svg.icon' + (svgklass ? '.' + svgklass.split(' ')[0] : '')).data([0]).enter().append('svg').attr('class', 'icon ' + (svgklass || '')).append('use').attr('xlink:href', name).attr('class', useklass);
+         };
+       }
+
+       function uiModal(selection, blocking) {
+         var _this = this;
+
+         var keybinding = utilKeybinding('modal');
+         var previous = selection.select('div.modal');
+         var animate = previous.empty();
+         previous.transition().duration(200).style('opacity', 0).remove();
+         var shaded = selection.append('div').attr('class', 'shaded').style('opacity', 0);
+
+         shaded.close = function () {
+           shaded.transition().duration(200).style('opacity', 0).remove();
+           modal.transition().duration(200).style('top', '0px');
+           select(document).call(keybinding.unbind);
+         };
+
+         var modal = shaded.append('div').attr('class', 'modal fillL');
+         modal.append('input').attr('class', 'keytrap keytrap-first').on('focus.keytrap', moveFocusToLast);
+
+         if (!blocking) {
+           shaded.on('click.remove-modal', function (d3_event) {
+             if (d3_event.target === _this) {
+               shaded.close();
+             }
+           });
+           modal.append('button').attr('class', 'close').attr('title', _t('icons.close')).on('click', shaded.close).call(svgIcon('#iD-icon-close'));
+           keybinding.on('⌫', shaded.close).on('⎋', shaded.close);
+           select(document).call(keybinding);
          }
 
-         return result;
-       }; // classifies an array of rings into polygons with outer rings and holes
+         modal.append('div').attr('class', 'content');
+         modal.append('input').attr('class', 'keytrap keytrap-last').on('focus.keytrap', moveFocusToFirst);
 
+         if (animate) {
+           shaded.transition().style('opacity', 1);
+         } else {
+           shaded.style('opacity', 1);
+         }
 
-       function classifyRings(rings) {
-         var len = rings.length;
-         if (len <= 1) return [rings];
-         var polygons = [],
-             polygon,
-             ccw;
+         return shaded;
 
-         for (var i = 0; i < len; i++) {
-           var area = signedArea$1(rings[i]);
-           if (area === 0) continue;
-           if (ccw === undefined) ccw = area < 0;
+         function moveFocusToFirst() {
+           var node = modal // there are additional rules about what's focusable, but this suits our purposes
+           .select('a, button, input:not(.keytrap), select, textarea').node();
 
-           if (ccw === area < 0) {
-             if (polygon) polygons.push(polygon);
-             polygon = [rings[i]];
+           if (node) {
+             node.focus();
            } else {
-             polygon.push(rings[i]);
+             select(this).node().blur();
            }
          }
 
-         if (polygon) polygons.push(polygon);
-         return polygons;
-       }
-
-       function signedArea$1(ring) {
-         var sum = 0;
+         function moveFocusToLast() {
+           var nodes = modal.selectAll('a, button, input:not(.keytrap), select, textarea').nodes();
 
-         for (var i = 0, len = ring.length, j = len - 1, p1, p2; i < len; j = i++) {
-           p1 = ring[i];
-           p2 = ring[j];
-           sum += (p2.x - p1.x) * (p1.y + p2.y);
+           if (nodes.length) {
+             nodes[nodes.length - 1].focus();
+           } else {
+             select(this).node().blur();
+           }
          }
-
-         return sum;
        }
 
-       var vectortilelayer = VectorTileLayer;
-
-       function VectorTileLayer(pbf, end) {
-         // Public
-         this.version = 1;
-         this.name = null;
-         this.extent = 4096;
-         this.length = 0; // Private
+       function uiLoading(context) {
+         var _modalSelection = select(null);
 
-         this._pbf = pbf;
-         this._keys = [];
-         this._values = [];
-         this._features = [];
-         pbf.readFields(readLayer, this, end);
-         this.length = this._features.length;
-       }
+         var _message = '';
+         var _blocking = false;
 
-       function readLayer(tag, layer, pbf) {
-         if (tag === 15) layer.version = pbf.readVarint();else if (tag === 1) layer.name = pbf.readString();else if (tag === 5) layer.extent = pbf.readVarint();else if (tag === 2) layer._features.push(pbf.pos);else if (tag === 3) layer._keys.push(pbf.readString());else if (tag === 4) layer._values.push(readValueMessage(pbf));
-       }
+         var loading = function loading(selection) {
+           _modalSelection = uiModal(selection, _blocking);
 
-       function readValueMessage(pbf) {
-         var value = null,
-             end = pbf.readVarint() + pbf.pos;
+           var loadertext = _modalSelection.select('.content').classed('loading-modal', true).append('div').attr('class', 'modal-section fillL');
 
-         while (pbf.pos < end) {
-           var tag = pbf.readVarint() >> 3;
-           value = tag === 1 ? pbf.readString() : tag === 2 ? pbf.readFloat() : tag === 3 ? pbf.readDouble() : tag === 4 ? pbf.readVarint64() : tag === 5 ? pbf.readVarint() : tag === 6 ? pbf.readSVarint() : tag === 7 ? pbf.readBoolean() : null;
-         }
+           loadertext.append('img').attr('class', 'loader').attr('src', context.imagePath('loader-white.gif'));
+           loadertext.append('h3').html(_message);
 
-         return value;
-       } // return feature `i` from this layer as a `VectorTileFeature`
+           _modalSelection.select('button.close').attr('class', 'hide');
 
+           return loading;
+         };
 
-       VectorTileLayer.prototype.feature = function (i) {
-         if (i < 0 || i >= this._features.length) throw new Error('feature index out of bounds');
-         this._pbf.pos = this._features[i];
+         loading.message = function (val) {
+           if (!arguments.length) return _message;
+           _message = val;
+           return loading;
+         };
 
-         var end = this._pbf.readVarint() + this._pbf.pos;
+         loading.blocking = function (val) {
+           if (!arguments.length) return _blocking;
+           _blocking = val;
+           return loading;
+         };
 
-         return new vectortilefeature(this._pbf, end, this.extent, this._keys, this._values);
-       };
+         loading.close = function () {
+           _modalSelection.remove();
+         };
 
-       var vectortile = VectorTile;
+         loading.isShown = function () {
+           return _modalSelection && !_modalSelection.empty() && _modalSelection.node().parentNode;
+         };
 
-       function VectorTile(pbf, end) {
-         this.layers = pbf.readFields(readTile, {}, end);
+         return loading;
        }
 
-       function readTile(tag, layers, pbf) {
-         if (tag === 3) {
-           var layer = new vectortilelayer(pbf, pbf.readVarint() + pbf.pos);
-           if (layer.length) layers[layer.name] = layer;
-         }
-       }
+       function coreHistory(context) {
+         var dispatch = dispatch$8('reset', 'change', 'merge', 'restore', 'undone', 'redone', 'storage_error');
 
-       var VectorTile$1 = vectortile;
-       var VectorTileFeature$1 = vectortilefeature;
-       var VectorTileLayer$1 = vectortilelayer;
-       var vectorTile = {
-         VectorTile: VectorTile$1,
-         VectorTileFeature: VectorTileFeature$1,
-         VectorTileLayer: VectorTileLayer$1
-       };
+         var _lock = utilSessionMutex('lock'); // restorable if iD not open in another window/tab and a saved history exists in localStorage
 
-       var tiler$7 = utilTiler().tileSize(512).margin(1);
-       var dispatch$8 = dispatch('loadedData');
 
-       var _vtCache;
+         var _hasUnresolvedRestorableChanges = _lock.lock() && !!corePreferences(getKey('saved_history'));
 
-       function abortRequest$7(controller) {
-         controller.abort();
-       }
+         var duration = 150;
+         var _imageryUsed = [];
+         var _photoOverlaysUsed = [];
+         var _checkpoints = {};
 
-       function vtToGeoJSON(data, tile, mergeCache) {
-         var vectorTile$1 = new vectorTile.VectorTile(new pbf(data));
-         var layers = Object.keys(vectorTile$1.layers);
+         var _pausedGraph;
 
-         if (!Array.isArray(layers)) {
-           layers = [layers];
-         }
+         var _stack;
 
-         var features = [];
-         layers.forEach(function (layerID) {
-           var layer = vectorTile$1.layers[layerID];
+         var _index;
 
-           if (layer) {
-             for (var i = 0; i < layer.length; i++) {
-               var feature = layer.feature(i).toGeoJSON(tile.xyz[0], tile.xyz[1], tile.xyz[2]);
-               var geometry = feature.geometry; // Treat all Polygons as MultiPolygons
+         var _tree; // internal _act, accepts list of actions and eased time
 
-               if (geometry.type === 'Polygon') {
-                 geometry.type = 'MultiPolygon';
-                 geometry.coordinates = [geometry.coordinates];
-               }
 
-               var isClipped = false; // Clip to tile bounds
+         function _act(actions, t) {
+           actions = Array.prototype.slice.call(actions);
+           var annotation;
 
-               if (geometry.type === 'MultiPolygon') {
-                 var featureClip = bboxClip(feature, tile.extent.rectangle());
+           if (typeof actions[actions.length - 1] !== 'function') {
+             annotation = actions.pop();
+           }
 
-                 if (!fastDeepEqual(feature.geometry, featureClip.geometry)) {
-                   // feature = featureClip;
-                   isClipped = true;
-                 }
+           var graph = _stack[_index].graph;
 
-                 if (!feature.geometry.coordinates.length) continue; // not actually on this tile
+           for (var i = 0; i < actions.length; i++) {
+             graph = actions[i](graph, t);
+           }
+
+           return {
+             graph: graph,
+             annotation: annotation,
+             imageryUsed: _imageryUsed,
+             photoOverlaysUsed: _photoOverlaysUsed,
+             transform: context.projection.transform(),
+             selectedIDs: context.selectedIDs()
+           };
+         } // internal _perform with eased time
 
-                 if (!feature.geometry.coordinates[0].length) continue; // not actually on this tile
-               } // Generate some unique IDs and add some metadata
 
+         function _perform(args, t) {
+           var previous = _stack[_index].graph;
+           _stack = _stack.slice(0, _index + 1);
 
-               var featurehash = utilHashcode(fastJsonStableStringify(feature));
-               var propertyhash = utilHashcode(fastJsonStableStringify(feature.properties || {}));
-               feature.__layerID__ = layerID.replace(/[^_a-zA-Z0-9\-]/g, '_');
-               feature.__featurehash__ = featurehash;
-               feature.__propertyhash__ = propertyhash;
-               features.push(feature); // Clipped Polygons at same zoom with identical properties can get merged
+           var actionResult = _act(args, t);
 
-               if (isClipped && geometry.type === 'MultiPolygon') {
-                 var merged = mergeCache[propertyhash];
+           _stack.push(actionResult);
 
-                 if (merged && merged.length) {
-                   var other = merged[0];
-                   var coords = union(feature.geometry.coordinates, other.geometry.coordinates);
+           _index++;
+           return change(previous);
+         } // internal _replace with eased time
 
-                   if (!coords || !coords.length) {
-                     continue; // something failed in martinez union
-                   }
 
-                   merged.push(feature);
+         function _replace(args, t) {
+           var previous = _stack[_index].graph; // assert(_index == _stack.length - 1)
 
-                   for (var j = 0; j < merged.length; j++) {
-                     // all these features get...
-                     merged[j].geometry.coordinates = coords; // same coords
+           var actionResult = _act(args, t);
 
-                     merged[j].__featurehash__ = featurehash; // same hash, so deduplication works
-                   }
-                 } else {
-                   mergeCache[propertyhash] = [feature];
-                 }
-               }
-             }
-           }
-         });
-         return features;
-       }
+           _stack[_index] = actionResult;
+           return change(previous);
+         } // internal _overwrite with eased time
 
-       function loadTile(source, tile) {
-         if (source.loaded[tile.id] || source.inflight[tile.id]) return;
-         var url = source.template.replace('{x}', tile.xyz[0]).replace('{y}', tile.xyz[1]) // TMS-flipped y coordinate
-         .replace(/\{[t-]y\}/, Math.pow(2, tile.xyz[2]) - tile.xyz[1] - 1).replace(/\{z(oom)?\}/, tile.xyz[2]).replace(/\{switch:([^}]+)\}/, function (s, r) {
-           var subdomains = r.split(',');
-           return subdomains[(tile.xyz[0] + tile.xyz[1]) % subdomains.length];
-         });
-         var controller = new AbortController();
-         source.inflight[tile.id] = controller;
-         fetch(url, {
-           signal: controller.signal
-         }).then(function (response) {
-           if (!response.ok) {
-             throw new Error(response.status + ' ' + response.statusText);
-           }
 
-           source.loaded[tile.id] = [];
-           delete source.inflight[tile.id];
-           return response.arrayBuffer();
-         }).then(function (data) {
-           if (!data) {
-             throw new Error('No Data');
-           }
+         function _overwrite(args, t) {
+           var previous = _stack[_index].graph;
 
-           var z = tile.xyz[2];
+           if (_index > 0) {
+             _index--;
 
-           if (!source.canMerge[z]) {
-             source.canMerge[z] = {}; // initialize mergeCache
+             _stack.pop();
            }
 
-           source.loaded[tile.id] = vtToGeoJSON(data, tile, source.canMerge[z]);
-           dispatch$8.call('loadedData');
-         })["catch"](function () {
-           source.loaded[tile.id] = [];
-           delete source.inflight[tile.id];
-         });
-       }
-
-       var serviceVectorTile = {
-         init: function init() {
-           if (!_vtCache) {
-             this.reset();
-           }
+           _stack = _stack.slice(0, _index + 1);
 
-           this.event = utilRebind(this, dispatch$8, 'on');
-         },
-         reset: function reset() {
-           for (var sourceID in _vtCache) {
-             var source = _vtCache[sourceID];
+           var actionResult = _act(args, t);
 
-             if (source && source.inflight) {
-               Object.values(source.inflight).forEach(abortRequest$7);
-             }
-           }
+           _stack.push(actionResult);
 
-           _vtCache = {};
-         },
-         addSource: function addSource(sourceID, template) {
-           _vtCache[sourceID] = {
-             template: template,
-             inflight: {},
-             loaded: {},
-             canMerge: {}
-           };
-           return _vtCache[sourceID];
-         },
-         data: function data(sourceID, projection) {
-           var source = _vtCache[sourceID];
-           if (!source) return [];
-           var tiles = tiler$7.getTiles(projection);
-           var seen = {};
-           var results = [];
+           _index++;
+           return change(previous);
+         } // determine difference and dispatch a change event
 
-           for (var i = 0; i < tiles.length; i++) {
-             var features = source.loaded[tiles[i].id];
-             if (!features || !features.length) continue;
 
-             for (var j = 0; j < features.length; j++) {
-               var feature = features[j];
-               var hash = feature.__featurehash__;
-               if (seen[hash]) continue;
-               seen[hash] = true; // return a shallow copy, because the hash may change
-               // later if this feature gets merged with another
+         function change(previous) {
+           var difference = coreDifference(previous, history.graph());
 
-               results.push(Object.assign({}, feature)); // shallow copy
-             }
+           if (!_pausedGraph) {
+             dispatch.call('change', this, difference);
            }
 
-           return results;
-         },
-         loadTiles: function loadTiles(sourceID, template, projection) {
-           var source = _vtCache[sourceID];
+           return difference;
+         } // iD uses namespaced keys so multiple installations do not conflict
 
-           if (!source) {
-             source = this.addSource(sourceID, template);
-           }
 
-           var tiles = tiler$7.getTiles(projection); // abort inflight requests that are no longer needed
+         function getKey(n) {
+           return 'iD_' + window.location.origin + '_' + n;
+         }
 
-           Object.keys(source.inflight).forEach(function (k) {
-             var wanted = tiles.find(function (tile) {
-               return k === tile.id;
+         var history = {
+           graph: function graph() {
+             return _stack[_index].graph;
+           },
+           tree: function tree() {
+             return _tree;
+           },
+           base: function base() {
+             return _stack[0].graph;
+           },
+           merge: function merge(entities
+           /*, extent*/
+           ) {
+             var stack = _stack.map(function (state) {
+               return state.graph;
              });
 
-             if (!wanted) {
-               abortRequest$7(source.inflight[k]);
-               delete source.inflight[k];
-             }
-           });
-           tiles.forEach(function (tile) {
-             loadTile(source, tile);
-           });
-         },
-         cache: function cache() {
-           return _vtCache;
-         }
-       };
-
-       var apibase$3 = 'https://www.wikidata.org/w/api.php?';
-       var _wikidataCache = {};
-       var serviceWikidata = {
-         init: function init() {},
-         reset: function reset() {
-           _wikidataCache = {};
-         },
-         // Search for Wikidata items matching the query
-         itemsForSearchQuery: function itemsForSearchQuery(query, callback) {
-           if (!query) {
-             if (callback) callback('No query', {});
-             return;
-           }
+             _stack[0].graph.rebase(entities, stack, false);
 
-           var lang = this.languagesToQuery()[0];
-           var url = apibase$3 + utilQsString({
-             action: 'wbsearchentities',
-             format: 'json',
-             formatversion: 2,
-             search: query,
-             type: 'item',
-             // the language to search
-             language: lang,
-             // the language for the label and description in the result
-             uselang: lang,
-             limit: 10,
-             origin: '*'
-           });
-           d3_json(url).then(function (result) {
-             if (result && result.error) {
-               throw new Error(result.error);
-             }
+             _tree.rebase(entities, false);
 
-             if (callback) callback(null, result.search || {});
-           })["catch"](function (err) {
-             if (callback) callback(err.message, {});
-           });
-         },
-         // Given a Wikipedia language and article title,
-         // return an array of corresponding Wikidata entities.
-         itemsByTitle: function itemsByTitle(lang, title, callback) {
-           if (!title) {
-             if (callback) callback('No title', {});
-             return;
-           }
+             dispatch.call('merge', this, entities);
+           },
+           perform: function perform() {
+             // complete any transition already in progress
+             select(document).interrupt('history.perform');
+             var transitionable = false;
+             var action0 = arguments[0];
 
-           lang = lang || 'en';
-           var url = apibase$3 + utilQsString({
-             action: 'wbgetentities',
-             format: 'json',
-             formatversion: 2,
-             sites: lang.replace(/-/g, '_') + 'wiki',
-             titles: title,
-             languages: 'en',
-             // shrink response by filtering to one language
-             origin: '*'
-           });
-           d3_json(url).then(function (result) {
-             if (result && result.error) {
-               throw new Error(result.error);
+             if (arguments.length === 1 || arguments.length === 2 && typeof arguments[1] !== 'function') {
+               transitionable = !!action0.transitionable;
              }
 
-             if (callback) callback(null, result.entities || {});
-           })["catch"](function (err) {
-             if (callback) callback(err.message, {});
-           });
-         },
-         languagesToQuery: function languagesToQuery() {
-           return _mainLocalizer.localeCodes().map(function (code) {
-             return code.toLowerCase();
-           }).filter(function (code) {
-             // HACK: en-us isn't a wikidata language. We should really be filtering by
-             // the languages known to be supported by wikidata.
-             return code !== 'en-us';
-           });
-         },
-         entityByQID: function entityByQID(qid, callback) {
-           if (!qid) {
-             callback('No qid', {});
-             return;
-           }
-
-           if (_wikidataCache[qid]) {
-             if (callback) callback(null, _wikidataCache[qid]);
-             return;
-           }
-
-           var langs = this.languagesToQuery();
-           var url = apibase$3 + utilQsString({
-             action: 'wbgetentities',
-             format: 'json',
-             formatversion: 2,
-             ids: qid,
-             props: 'labels|descriptions|claims|sitelinks',
-             sitefilter: langs.map(function (d) {
-               return d + 'wiki';
-             }).join('|'),
-             languages: langs.join('|'),
-             languagefallback: 1,
-             origin: '*'
-           });
-           d3_json(url).then(function (result) {
-             if (result && result.error) {
-               throw new Error(result.error);
+             if (transitionable) {
+               var origArguments = arguments;
+               select(document).transition('history.perform').duration(duration).ease(linear$1).tween('history.tween', function () {
+                 return function (t) {
+                   if (t < 1) _overwrite([action0], t);
+                 };
+               }).on('start', function () {
+                 _perform([action0], 0);
+               }).on('end interrupt', function () {
+                 _overwrite(origArguments, 1);
+               });
+             } else {
+               return _perform(arguments);
              }
+           },
+           replace: function replace() {
+             select(document).interrupt('history.perform');
+             return _replace(arguments, 1);
+           },
+           // Same as calling pop and then perform
+           overwrite: function overwrite() {
+             select(document).interrupt('history.perform');
+             return _overwrite(arguments, 1);
+           },
+           pop: function pop(n) {
+             select(document).interrupt('history.perform');
+             var previous = _stack[_index].graph;
 
-             if (callback) callback(null, result.entities[qid] || {});
-           })["catch"](function (err) {
-             if (callback) callback(err.message, {});
-           });
-         },
-         // Pass `params` object of the form:
-         // {
-         //   qid: 'string'      // brand wikidata  (e.g. 'Q37158')
-         // }
-         //
-         // Get an result object used to display tag documentation
-         // {
-         //   title:        'string',
-         //   description:  'string',
-         //   editURL:      'string',
-         //   imageURL:     'string',
-         //   wiki:         { title: 'string', text: 'string', url: 'string' }
-         // }
-         //
-         getDocs: function getDocs(params, callback) {
-           var langs = this.languagesToQuery();
-           this.entityByQID(params.qid, function (err, entity) {
-             if (err || !entity) {
-               callback(err || 'No entity');
-               return;
+             if (isNaN(+n) || +n < 0) {
+               n = 1;
              }
 
-             var i;
-             var description;
-
-             for (i in langs) {
-               var code = langs[i];
+             while (n-- > 0 && _index > 0) {
+               _index--;
 
-               if (entity.descriptions[code] && entity.descriptions[code].language === code) {
-                 description = entity.descriptions[code];
-                 break;
-               }
+               _stack.pop();
              }
 
-             if (!description && Object.values(entity.descriptions).length) description = Object.values(entity.descriptions)[0]; // prepare result
-
-             var result = {
-               title: entity.id,
-               description: description ? description.value : '',
-               descriptionLocaleCode: description ? description.language : '',
-               editURL: 'https://www.wikidata.org/wiki/' + entity.id
-             }; // add image
-
-             if (entity.claims) {
-               var imageroot = 'https://commons.wikimedia.org/w/index.php';
-               var props = ['P154', 'P18']; // logo image, image
+             return change(previous);
+           },
+           // Back to the previous annotated state or _index = 0.
+           undo: function undo() {
+             select(document).interrupt('history.perform');
+             var previousStack = _stack[_index];
+             var previous = previousStack.graph;
 
-               var prop, image;
+             while (_index > 0) {
+               _index--;
+               if (_stack[_index].annotation) break;
+             }
 
-               for (i = 0; i < props.length; i++) {
-                 prop = entity.claims[props[i]];
+             dispatch.call('undone', this, _stack[_index], previousStack);
+             return change(previous);
+           },
+           // Forward to the next annotated state.
+           redo: function redo() {
+             select(document).interrupt('history.perform');
+             var previousStack = _stack[_index];
+             var previous = previousStack.graph;
+             var tryIndex = _index;
 
-                 if (prop && Object.keys(prop).length > 0) {
-                   image = prop[Object.keys(prop)[0]].mainsnak.datavalue.value;
+             while (tryIndex < _stack.length - 1) {
+               tryIndex++;
 
-                   if (image) {
-                     result.imageURL = imageroot + '?' + utilQsString({
-                       title: 'Special:Redirect/file/' + image,
-                       width: 400
-                     });
-                     break;
-                   }
-                 }
+               if (_stack[tryIndex].annotation) {
+                 _index = tryIndex;
+                 dispatch.call('redone', this, _stack[_index], previousStack);
+                 break;
                }
              }
 
-             if (entity.sitelinks) {
-               var englishLocale = _mainLocalizer.languageCode().toLowerCase() === 'en'; // must be one of these that we requested..
-
-               for (i = 0; i < langs.length; i++) {
-                 // check each, in order of preference
-                 var w = langs[i] + 'wiki';
+             return change(previous);
+           },
+           pauseChangeDispatch: function pauseChangeDispatch() {
+             if (!_pausedGraph) {
+               _pausedGraph = _stack[_index].graph;
+             }
+           },
+           resumeChangeDispatch: function resumeChangeDispatch() {
+             if (_pausedGraph) {
+               var previous = _pausedGraph;
+               _pausedGraph = null;
+               return change(previous);
+             }
+           },
+           undoAnnotation: function undoAnnotation() {
+             var i = _index;
 
-                 if (entity.sitelinks[w]) {
-                   var title = entity.sitelinks[w].title;
-                   var tKey = 'inspector.wiki_reference';
+             while (i >= 0) {
+               if (_stack[i].annotation) return _stack[i].annotation;
+               i--;
+             }
+           },
+           redoAnnotation: function redoAnnotation() {
+             var i = _index + 1;
 
-                   if (!englishLocale && langs[i] === 'en') {
-                     // user's locale isn't English but
-                     tKey = 'inspector.wiki_en_reference'; // we are sending them to enwiki anyway..
-                   }
+             while (i <= _stack.length - 1) {
+               if (_stack[i].annotation) return _stack[i].annotation;
+               i++;
+             }
+           },
+           // Returns the entities from the active graph with bounding boxes
+           // overlapping the given `extent`.
+           intersects: function intersects(extent) {
+             return _tree.intersects(extent, _stack[_index].graph);
+           },
+           difference: function difference() {
+             var base = _stack[0].graph;
+             var head = _stack[_index].graph;
+             return coreDifference(base, head);
+           },
+           changes: function changes(action) {
+             var base = _stack[0].graph;
+             var head = _stack[_index].graph;
 
-                   result.wiki = {
-                     title: title,
-                     text: tKey,
-                     url: 'https://' + langs[i] + '.wikipedia.org/wiki/' + title.replace(/ /g, '_')
-                   };
-                   break;
-                 }
-               }
+             if (action) {
+               head = action(head);
              }
 
-             callback(null, result);
-           });
-         }
-       };
+             var difference = coreDifference(base, head);
+             return {
+               modified: difference.modified(),
+               created: difference.created(),
+               deleted: difference.deleted()
+             };
+           },
+           hasChanges: function hasChanges() {
+             return this.difference().length() > 0;
+           },
+           imageryUsed: function imageryUsed(sources) {
+             if (sources) {
+               _imageryUsed = sources;
+               return history;
+             } else {
+               var s = new Set();
 
-       var endpoint = 'https://en.wikipedia.org/w/api.php?';
-       var serviceWikipedia = {
-         init: function init() {},
-         reset: function reset() {},
-         search: function search(lang, query, callback) {
-           if (!query) {
-             if (callback) callback('No Query', []);
-             return;
-           }
+               _stack.slice(1, _index + 1).forEach(function (state) {
+                 state.imageryUsed.forEach(function (source) {
+                   if (source !== 'Custom') {
+                     s.add(source);
+                   }
+                 });
+               });
 
-           lang = lang || 'en';
-           var url = endpoint.replace('en', lang) + utilQsString({
-             action: 'query',
-             list: 'search',
-             srlimit: '10',
-             srinfo: 'suggestion',
-             format: 'json',
-             origin: '*',
-             srsearch: query
-           });
-           d3_json(url).then(function (result) {
-             if (result && result.error) {
-               throw new Error(result.error);
-             } else if (!result || !result.query || !result.query.search) {
-               throw new Error('No Results');
+               return Array.from(s);
              }
+           },
+           photoOverlaysUsed: function photoOverlaysUsed(sources) {
+             if (sources) {
+               _photoOverlaysUsed = sources;
+               return history;
+             } else {
+               var s = new Set();
 
-             if (callback) {
-               var titles = result.query.search.map(function (d) {
-                 return d.title;
+               _stack.slice(1, _index + 1).forEach(function (state) {
+                 if (state.photoOverlaysUsed && Array.isArray(state.photoOverlaysUsed)) {
+                   state.photoOverlaysUsed.forEach(function (photoOverlay) {
+                     s.add(photoOverlay);
+                   });
+                 }
                });
-               callback(null, titles);
-             }
-           })["catch"](function (err) {
-             if (callback) callback(err, []);
-           });
-         },
-         suggestions: function suggestions(lang, query, callback) {
-           if (!query) {
-             if (callback) callback('', []);
-             return;
-           }
 
-           lang = lang || 'en';
-           var url = endpoint.replace('en', lang) + utilQsString({
-             action: 'opensearch',
-             namespace: 0,
-             suggest: '',
-             format: 'json',
-             origin: '*',
-             search: query
-           });
-           d3_json(url).then(function (result) {
-             if (result && result.error) {
-               throw new Error(result.error);
-             } else if (!result || result.length < 2) {
-               throw new Error('No Results');
+               return Array.from(s);
+             }
+           },
+           // save the current history state
+           checkpoint: function checkpoint(key) {
+             _checkpoints[key] = {
+               stack: _stack,
+               index: _index
+             };
+             return history;
+           },
+           // restore history state to a given checkpoint or reset completely
+           reset: function reset(key) {
+             if (key !== undefined && _checkpoints.hasOwnProperty(key)) {
+               _stack = _checkpoints[key].stack;
+               _index = _checkpoints[key].index;
+             } else {
+               _stack = [{
+                 graph: coreGraph()
+               }];
+               _index = 0;
+               _tree = coreTree(_stack[0].graph);
+               _checkpoints = {};
              }
 
-             if (callback) callback(null, result[1] || []);
-           })["catch"](function (err) {
-             if (callback) callback(err.message, []);
-           });
-         },
-         translations: function translations(lang, title, callback) {
-           if (!title) {
-             if (callback) callback('No Title');
-             return;
-           }
+             dispatch.call('reset');
+             dispatch.call('change');
+             return history;
+           },
+           // `toIntroGraph()` is used to export the intro graph used by the walkthrough.
+           //
+           // To use it:
+           //  1. Start the walkthrough.
+           //  2. Get to a "free editing" tutorial step
+           //  3. Make your edits to the walkthrough map
+           //  4. In your browser dev console run:
+           //        `id.history().toIntroGraph()`
+           //  5. This outputs stringified JSON to the browser console
+           //  6. Copy it to `data/intro_graph.json` and prettify it in your code editor
+           toIntroGraph: function toIntroGraph() {
+             var nextID = {
+               n: 0,
+               r: 0,
+               w: 0
+             };
+             var permIDs = {};
+             var graph = this.graph();
+             var baseEntities = {}; // clone base entities..
 
-           var url = endpoint.replace('en', lang) + utilQsString({
-             action: 'query',
-             prop: 'langlinks',
-             format: 'json',
-             origin: '*',
-             lllimit: 500,
-             titles: title
-           });
-           d3_json(url).then(function (result) {
-             if (result && result.error) {
-               throw new Error(result.error);
-             } else if (!result || !result.query || !result.query.pages) {
-               throw new Error('No Results');
-             }
+             Object.values(graph.base().entities).forEach(function (entity) {
+               var copy = copyIntroEntity(entity);
+               baseEntities[copy.id] = copy;
+             }); // replace base entities with head entities..
 
-             if (callback) {
-               var list = result.query.pages[Object.keys(result.query.pages)[0]];
-               var translations = {};
+             Object.keys(graph.entities).forEach(function (id) {
+               var entity = graph.entities[id];
 
-               if (list && list.langlinks) {
-                 list.langlinks.forEach(function (d) {
-                   translations[d.lang] = d['*'];
-                 });
+               if (entity) {
+                 var copy = copyIntroEntity(entity);
+                 baseEntities[copy.id] = copy;
+               } else {
+                 delete baseEntities[id];
                }
+             }); // swap temporary for permanent ids..
 
-               callback(null, translations);
-             }
-           })["catch"](function (err) {
-             if (callback) callback(err.message);
-           });
-         }
-       };
+             Object.values(baseEntities).forEach(function (entity) {
+               if (Array.isArray(entity.nodes)) {
+                 entity.nodes = entity.nodes.map(function (node) {
+                   return permIDs[node] || node;
+                 });
+               }
 
-       var services = {
-         geocoder: serviceNominatim,
-         keepRight: serviceKeepRight,
-         improveOSM: serviceImproveOSM,
-         osmose: serviceOsmose,
-         mapillary: serviceMapillary,
-         openstreetcam: serviceOpenstreetcam,
-         osm: serviceOsm,
-         osmWikibase: serviceOsmWikibase,
-         maprules: serviceMapRules,
-         streetside: serviceStreetside,
-         taginfo: serviceTaginfo,
-         vectorTile: serviceVectorTile,
-         wikidata: serviceWikidata,
-         wikipedia: serviceWikipedia
-       };
+               if (Array.isArray(entity.members)) {
+                 entity.members = entity.members.map(function (member) {
+                   member.id = permIDs[member.id] || member.id;
+                   return member;
+                 });
+               }
+             });
+             return JSON.stringify({
+               dataIntroGraph: baseEntities
+             });
 
-       function svgIcon(name, svgklass, useklass) {
-         return function drawIcon(selection) {
-           selection.selectAll('svg.icon' + (svgklass ? '.' + svgklass.split(' ')[0] : '')).data([0]).enter().append('svg').attr('class', 'icon ' + (svgklass || '')).append('use').attr('xlink:href', name).attr('class', useklass);
-         };
-       }
+             function copyIntroEntity(source) {
+               var copy = utilObjectOmit(source, ['type', 'user', 'v', 'version', 'visible']); // Note: the copy is no longer an osmEntity, so it might not have `tags`
 
-       function uiNoteComments() {
-         var _note;
+               if (copy.tags && !Object.keys(copy.tags)) {
+                 delete copy.tags;
+               }
 
-         function noteComments(selection) {
-           if (_note.isNew()) return; // don't draw .comments-container
+               if (Array.isArray(copy.loc)) {
+                 copy.loc[0] = +copy.loc[0].toFixed(6);
+                 copy.loc[1] = +copy.loc[1].toFixed(6);
+               }
 
-           var comments = selection.selectAll('.comments-container').data([0]);
-           comments = comments.enter().append('div').attr('class', 'comments-container').merge(comments);
-           var commentEnter = comments.selectAll('.comment').data(_note.comments).enter().append('div').attr('class', 'comment');
-           commentEnter.append('div').attr('class', function (d) {
-             return 'comment-avatar user-' + d.uid;
-           }).call(svgIcon('#iD-icon-avatar', 'comment-avatar-icon'));
-           var mainEnter = commentEnter.append('div').attr('class', 'comment-main');
-           var metadataEnter = mainEnter.append('div').attr('class', 'comment-metadata');
-           metadataEnter.append('div').attr('class', 'comment-author').each(function (d) {
-             var selection = select(this);
-             var osm = services.osm;
+               var match = source.id.match(/([nrw])-\d*/); // temporary id
 
-             if (osm && d.user) {
-               selection = selection.append('a').attr('class', 'comment-author-link').attr('href', osm.userURL(d.user)).attr('target', '_blank');
-             }
+               if (match !== null) {
+                 var nrw = match[1];
+                 var permID;
 
-             selection.html(function (d) {
-               return d.user || _t.html('note.anonymous');
-             });
-           });
-           metadataEnter.append('div').attr('class', 'comment-date').html(function (d) {
-             return _t('note.status.' + d.action, {
-               when: localeDateString(d.date)
-             });
-           });
-           mainEnter.append('div').attr('class', 'comment-text').html(function (d) {
-             return d.html;
-           }).selectAll('a').attr('rel', 'noopener nofollow').attr('target', '_blank');
-           comments.call(replaceAvatars);
-         }
+                 do {
+                   permID = nrw + ++nextID[nrw];
+                 } while (baseEntities.hasOwnProperty(permID));
 
-         function replaceAvatars(selection) {
-           var showThirdPartyIcons = corePreferences('preferences.privacy.thirdpartyicons') || 'true';
-           var osm = services.osm;
-           if (showThirdPartyIcons !== 'true' || !osm) return;
-           var uids = {}; // gather uids in the comment thread
+                 copy.id = permIDs[source.id] = permID;
+               }
 
-           _note.comments.forEach(function (d) {
-             if (d.uid) uids[d.uid] = true;
-           });
+               return copy;
+             }
+           },
+           toJSON: function toJSON() {
+             if (!this.hasChanges()) return;
+             var allEntities = {};
+             var baseEntities = {};
+             var base = _stack[0];
 
-           Object.keys(uids).forEach(function (uid) {
-             osm.loadUser(uid, function (err, user) {
-               if (!user || !user.image_url) return;
-               selection.selectAll('.comment-avatar.user-' + uid).html('').append('img').attr('class', 'icon comment-avatar-icon').attr('src', user.image_url).attr('alt', user.display_name);
-             });
-           });
-         }
+             var s = _stack.map(function (i) {
+               var modified = [];
+               var deleted = [];
+               Object.keys(i.graph.entities).forEach(function (id) {
+                 var entity = i.graph.entities[id];
 
-         function localeDateString(s) {
-           if (!s) return null;
-           var options = {
-             day: 'numeric',
-             month: 'short',
-             year: 'numeric'
-           };
-           s = s.replace(/-/g, '/'); // fix browser-specific Date() issues
+                 if (entity) {
+                   var key = osmEntity.key(entity);
+                   allEntities[key] = entity;
+                   modified.push(key);
+                 } else {
+                   deleted.push(id);
+                 } // make sure that the originals of changed or deleted entities get merged
+                 // into the base of the _stack after restoring the data from JSON.
 
-           var d = new Date(s);
-           if (isNaN(d.getTime())) return null;
-           return d.toLocaleDateString(_mainLocalizer.localeCode(), options);
-         }
 
-         noteComments.note = function (val) {
-           if (!arguments.length) return _note;
-           _note = val;
-           return noteComments;
-         };
+                 if (id in base.graph.entities) {
+                   baseEntities[id] = base.graph.entities[id];
+                 }
 
-         return noteComments;
-       }
+                 if (entity && entity.nodes) {
+                   // get originals of pre-existing child nodes
+                   entity.nodes.forEach(function (nodeID) {
+                     if (nodeID in base.graph.entities) {
+                       baseEntities[nodeID] = base.graph.entities[nodeID];
+                     }
+                   });
+                 } // get originals of parent entities too
 
-       function uiNoteHeader() {
-         var _note;
 
-         function noteHeader(selection) {
-           var header = selection.selectAll('.note-header').data(_note ? [_note] : [], function (d) {
-             return d.status + d.id;
-           });
-           header.exit().remove();
-           var headerEnter = header.enter().append('div').attr('class', 'note-header');
-           var iconEnter = headerEnter.append('div').attr('class', function (d) {
-             return 'note-header-icon ' + d.status;
-           }).classed('new', function (d) {
-             return d.id < 0;
-           });
-           iconEnter.append('div').attr('class', 'preset-icon-28').call(svgIcon('#iD-icon-note', 'note-fill'));
-           iconEnter.each(function (d) {
-             var statusIcon = '#iD-icon-' + (d.id < 0 ? 'plus' : d.status === 'open' ? 'close' : 'apply');
-             iconEnter.append('div').attr('class', 'note-icon-annotation').call(svgIcon(statusIcon, 'icon-annotation'));
-           });
-           headerEnter.append('div').attr('class', 'note-header-label').html(function (d) {
-             if (_note.isNew()) {
-               return _t('note.new');
-             }
+                 var baseParents = base.graph._parentWays[id];
 
-             return _t('note.note') + ' ' + d.id + ' ' + (d.status === 'closed' ? _t('note.closed') : '');
-           });
-         }
+                 if (baseParents) {
+                   baseParents.forEach(function (parentID) {
+                     if (parentID in base.graph.entities) {
+                       baseEntities[parentID] = base.graph.entities[parentID];
+                     }
+                   });
+                 }
+               });
+               var x = {};
+               if (modified.length) x.modified = modified;
+               if (deleted.length) x.deleted = deleted;
+               if (i.imageryUsed) x.imageryUsed = i.imageryUsed;
+               if (i.photoOverlaysUsed) x.photoOverlaysUsed = i.photoOverlaysUsed;
+               if (i.annotation) x.annotation = i.annotation;
+               if (i.transform) x.transform = i.transform;
+               if (i.selectedIDs) x.selectedIDs = i.selectedIDs;
+               return x;
+             });
 
-         noteHeader.note = function (val) {
-           if (!arguments.length) return _note;
-           _note = val;
-           return noteHeader;
-         };
+             return JSON.stringify({
+               version: 3,
+               entities: Object.values(allEntities),
+               baseEntities: Object.values(baseEntities),
+               stack: s,
+               nextIDs: osmEntity.id.next,
+               index: _index,
+               // note the time the changes were saved
+               timestamp: new Date().getTime()
+             });
+           },
+           fromJSON: function fromJSON(json, loadChildNodes) {
+             var h = JSON.parse(json);
+             var loadComplete = true;
+             osmEntity.id.next = h.nextIDs;
+             _index = h.index;
 
-         return noteHeader;
-       }
+             if (h.version === 2 || h.version === 3) {
+               var allEntities = {};
+               h.entities.forEach(function (entity) {
+                 allEntities[osmEntity.key(entity)] = osmEntity(entity);
+               });
 
-       function uiNoteReport() {
-         var _note;
+               if (h.version === 3) {
+                 // This merges originals for changed entities into the base of
+                 // the _stack even if the current _stack doesn't have them (for
+                 // example when iD has been restarted in a different region)
+                 var baseEntities = h.baseEntities.map(function (d) {
+                   return osmEntity(d);
+                 });
 
-         function noteReport(selection) {
-           var url;
+                 var stack = _stack.map(function (state) {
+                   return state.graph;
+                 });
 
-           if (services.osm && _note instanceof osmNote && !_note.isNew()) {
-             url = services.osm.noteReportURL(_note);
-           }
+                 _stack[0].graph.rebase(baseEntities, stack, true);
 
-           var link = selection.selectAll('.note-report').data(url ? [url] : []); // exit
+                 _tree.rebase(baseEntities, true); // When we restore a modified way, we also need to fetch any missing
+                 // childnodes that would normally have been downloaded with it.. #2142
 
-           link.exit().remove(); // enter
 
-           var linkEnter = link.enter().append('a').attr('class', 'note-report').attr('target', '_blank').attr('href', function (d) {
-             return d;
-           }).call(svgIcon('#iD-icon-out-link', 'inline'));
-           linkEnter.append('span').html(_t.html('note.report'));
-         }
+                 if (loadChildNodes) {
+                   var osm = context.connection();
+                   var baseWays = baseEntities.filter(function (e) {
+                     return e.type === 'way';
+                   });
+                   var nodeIDs = baseWays.reduce(function (acc, way) {
+                     return utilArrayUnion(acc, way.nodes);
+                   }, []);
+                   var missing = nodeIDs.filter(function (n) {
+                     return !_stack[0].graph.hasEntity(n);
+                   });
 
-         noteReport.note = function (val) {
-           if (!arguments.length) return _note;
-           _note = val;
-           return noteReport;
-         };
+                   if (missing.length && osm) {
+                     loadComplete = false;
+                     context.map().redrawEnable(false);
+                     var loading = uiLoading(context).blocking(true);
+                     context.container().call(loading);
 
-         return noteReport;
-       }
+                     var childNodesLoaded = function childNodesLoaded(err, result) {
+                       if (!err) {
+                         var visibleGroups = utilArrayGroupBy(result.data, 'visible');
+                         var visibles = visibleGroups["true"] || []; // alive nodes
 
-       function uiViewOnOSM(context) {
-         var _what; // an osmEntity or osmNote
+                         var invisibles = visibleGroups["false"] || []; // deleted nodes
 
+                         if (visibles.length) {
+                           var visibleIDs = visibles.map(function (entity) {
+                             return entity.id;
+                           });
 
-         function viewOnOSM(selection) {
-           var url;
+                           var stack = _stack.map(function (state) {
+                             return state.graph;
+                           });
 
-           if (_what instanceof osmEntity) {
-             url = context.connection().entityURL(_what);
-           } else if (_what instanceof osmNote) {
-             url = context.connection().noteURL(_what);
-           }
+                           missing = utilArrayDifference(missing, visibleIDs);
 
-           var data = !_what || _what.isNew() ? [] : [_what];
-           var link = selection.selectAll('.view-on-osm').data(data, function (d) {
-             return d.id;
-           }); // exit
+                           _stack[0].graph.rebase(visibles, stack, true);
 
-           link.exit().remove(); // enter
+                           _tree.rebase(visibles, true);
+                         } // fetch older versions of nodes that were deleted..
 
-           var linkEnter = link.enter().append('a').attr('class', 'view-on-osm').attr('target', '_blank').attr('href', url).call(svgIcon('#iD-icon-out-link', 'inline'));
-           linkEnter.append('span').html(_t.html('inspector.view_on_osm'));
-         }
 
-         viewOnOSM.what = function (_) {
-           if (!arguments.length) return _what;
-           _what = _;
-           return viewOnOSM;
-         };
+                         invisibles.forEach(function (entity) {
+                           osm.loadEntityVersion(entity.id, +entity.version - 1, childNodesLoaded);
+                         });
+                       }
 
-         return viewOnOSM;
-       }
+                       if (err || !missing.length) {
+                         loading.close();
+                         context.map().redrawEnable(true);
+                         dispatch.call('change');
+                         dispatch.call('restore', this);
+                       }
+                     };
 
-       function uiNoteEditor(context) {
-         var dispatch$1 = dispatch('change');
-         var noteComments = uiNoteComments();
-         var noteHeader = uiNoteHeader(); // var formFields = uiFormFields(context);
+                     osm.loadMultiple(missing, childNodesLoaded);
+                   }
+                 }
+               }
 
-         var _note;
+               _stack = h.stack.map(function (d) {
+                 var entities = {},
+                     entity;
 
-         var _newNote; // var _fieldsArr;
+                 if (d.modified) {
+                   d.modified.forEach(function (key) {
+                     entity = allEntities[key];
+                     entities[entity.id] = entity;
+                   });
+                 }
 
+                 if (d.deleted) {
+                   d.deleted.forEach(function (id) {
+                     entities[id] = undefined;
+                   });
+                 }
 
-         function noteEditor(selection) {
-           var header = selection.selectAll('.header').data([0]);
-           var headerEnter = header.enter().append('div').attr('class', 'header fillL');
-           headerEnter.append('button').attr('class', 'close').on('click', function () {
-             context.enter(modeBrowse(context));
-           }).call(svgIcon('#iD-icon-close'));
-           headerEnter.append('h3').html(_t.html('note.title'));
-           var body = selection.selectAll('.body').data([0]);
-           body = body.enter().append('div').attr('class', 'body').merge(body);
-           var editor = body.selectAll('.note-editor').data([0]);
-           editor.enter().append('div').attr('class', 'modal-section note-editor').merge(editor).call(noteHeader.note(_note)).call(noteComments.note(_note)).call(noteSaveSection);
-           var footer = selection.selectAll('.footer').data([0]);
-           footer.enter().append('div').attr('class', 'footer').merge(footer).call(uiViewOnOSM(context).what(_note)).call(uiNoteReport().note(_note)); // rerender the note editor on any auth change
+                 return {
+                   graph: coreGraph(_stack[0].graph).load(entities),
+                   annotation: d.annotation,
+                   imageryUsed: d.imageryUsed,
+                   photoOverlaysUsed: d.photoOverlaysUsed,
+                   transform: d.transform,
+                   selectedIDs: d.selectedIDs
+                 };
+               });
+             } else {
+               // original version
+               _stack = h.stack.map(function (d) {
+                 var entities = {};
 
-           var osm = services.osm;
+                 for (var i in d.entities) {
+                   var entity = d.entities[i];
+                   entities[i] = entity === 'undefined' ? undefined : osmEntity(entity);
+                 }
 
-           if (osm) {
-             osm.on('change.note-save', function () {
-               selection.call(noteEditor);
-             });
-           }
-         }
+                 d.graph = coreGraph(_stack[0].graph).load(entities);
+                 return d;
+               });
+             }
 
-         function noteSaveSection(selection) {
-           var isSelected = _note && _note.id === context.selectedNoteID();
+             var transform = _stack[_index].transform;
 
-           var noteSave = selection.selectAll('.note-save').data(isSelected ? [_note] : [], function (d) {
-             return d.status + d.id;
-           }); // exit
+             if (transform) {
+               context.map().transformEase(transform, 0); // 0 = immediate, no easing
+             }
 
-           noteSave.exit().remove(); // enter
+             if (loadComplete) {
+               dispatch.call('change');
+               dispatch.call('restore', this);
+             }
 
-           var noteSaveEnter = noteSave.enter().append('div').attr('class', 'note-save save-section cf'); // // if new note, show categories to pick from
-           // if (_note.isNew()) {
-           //     var presets = presetManager;
-           //     // NOTE: this key isn't a age and therefore there is no documentation (yet)
-           //     _fieldsArr = [
-           //         uiField(context, presets.field('category'), null, { show: true, revert: false }),
-           //     ];
-           //     _fieldsArr.forEach(function(field) {
-           //         field
-           //             .on('change', changeCategory);
-           //     });
-           //     noteSaveEnter
-           //         .append('div')
-           //         .attr('class', 'note-category')
-           //         .call(formFields.fieldsArr(_fieldsArr));
-           // }
-           // function changeCategory() {
-           //     // NOTE: perhaps there is a better way to get value
-           //     var val = context.container().select('input[name=\'category\']:checked').property('__data__') || undefined;
-           //     // store the unsaved category with the note itself
-           //     _note = _note.update({ newCategory: val });
-           //     var osm = services.osm;
-           //     if (osm) {
-           //         osm.replaceNote(_note);  // update note cache
-           //     }
-           //     noteSave
-           //         .call(noteSaveButtons);
-           // }
+             return history;
+           },
+           lock: function lock() {
+             return _lock.lock();
+           },
+           unlock: function unlock() {
+             _lock.unlock();
+           },
+           save: function save() {
+             if (_lock.locked() && // don't overwrite existing, unresolved changes
+             !_hasUnresolvedRestorableChanges) {
+               var success = corePreferences(getKey('saved_history'), history.toJSON() || null);
+               if (!success) dispatch.call('storage_error');
+             }
 
-           noteSaveEnter.append('h4').attr('class', '.note-save-header').html(function () {
-             return _note.isNew() ? _t('note.newDescription') : _t('note.newComment');
-           });
-           var commentTextarea = noteSaveEnter.append('textarea').attr('class', 'new-comment-input').attr('placeholder', _t('note.inputPlaceholder')).attr('maxlength', 1000).property('value', function (d) {
-             return d.newComment;
-           }).call(utilNoAuto).on('keydown.note-input', keydown).on('input.note-input', changeInput).on('blur.note-input', changeInput);
+             return history;
+           },
+           // delete the history version saved in localStorage
+           clearSaved: function clearSaved() {
+             context.debouncedSave.cancel();
 
-           if (!commentTextarea.empty() && _newNote) {
-             // autofocus the comment field for new notes
-             commentTextarea.node().focus();
-           } // update
+             if (_lock.locked()) {
+               _hasUnresolvedRestorableChanges = false;
+               corePreferences(getKey('saved_history'), null); // clear the changeset metadata associated with the saved history
 
+               corePreferences('comment', null);
+               corePreferences('hashtags', null);
+               corePreferences('source', null);
+             }
 
-           noteSave = noteSaveEnter.merge(noteSave).call(userDetails).call(noteSaveButtons); // fast submit if user presses cmd+enter
+             return history;
+           },
+           savedHistoryJSON: function savedHistoryJSON() {
+             return corePreferences(getKey('saved_history'));
+           },
+           hasRestorableChanges: function hasRestorableChanges() {
+             return _hasUnresolvedRestorableChanges;
+           },
+           // load history from a version stored in localStorage
+           restore: function restore() {
+             if (_lock.locked()) {
+               _hasUnresolvedRestorableChanges = false;
+               var json = this.savedHistoryJSON();
+               if (json) history.fromJSON(json, true);
+             }
+           },
+           _getKey: getKey
+         };
+         history.reset();
+         return utilRebind(history, dispatch, 'on');
+       }
 
-           function keydown(d3_event) {
-             if (!(d3_event.keyCode === 13 && // ↩ Return
-             d3_event.metaKey)) return;
-             var osm = services.osm;
-             if (!osm) return;
-             var hasAuth = osm.authenticated();
-             if (!hasAuth) return;
-             if (!_note.newComment) return;
-             d3_event.preventDefault();
-             select(this).on('keydown.note-input', null); // focus on button and submit
+       /**
+        * Look for roads that can be connected to other roads with a short extension
+        */
 
-             window.setTimeout(function () {
-               if (_note.isNew()) {
-                 noteSave.selectAll('.save-button').node().focus();
-                 clickSave();
-               } else {
-                 noteSave.selectAll('.comment-button').node().focus();
-                 clickComment();
-               }
-             }, 10);
-           }
+       function validationAlmostJunction(context) {
+         var type = 'almost_junction';
+         var EXTEND_TH_METERS = 5;
+         var WELD_TH_METERS = 0.75; // Comes from considering bounding case of parallel ways
 
-           function changeInput() {
-             var input = select(this);
-             var val = input.property('value').trim() || undefined; // store the unsaved comment with the note itself
+         var CLOSE_NODE_TH = EXTEND_TH_METERS - WELD_TH_METERS; // Comes from considering bounding case of perpendicular ways
 
-             _note = _note.update({
-               newComment: val
-             });
-             var osm = services.osm;
+         var SIG_ANGLE_TH = Math.atan(WELD_TH_METERS / EXTEND_TH_METERS);
 
-             if (osm) {
-               osm.replaceNote(_note); // update note cache
-             }
+         function isHighway(entity) {
+           return entity.type === 'way' && osmRoutableHighwayTagValues[entity.tags.highway];
+         }
 
-             noteSave.call(noteSaveButtons);
-           }
+         function isTaggedAsNotContinuing(node) {
+           return node.tags.noexit === 'yes' || node.tags.amenity === 'parking_entrance' || node.tags.entrance && node.tags.entrance !== 'no';
          }
 
-         function userDetails(selection) {
-           var detailSection = selection.selectAll('.detail-section').data([0]);
-           detailSection = detailSection.enter().append('div').attr('class', 'detail-section').merge(detailSection);
-           var osm = services.osm;
-           if (!osm) return; // Add warning if user is not logged in
+         var validation = function checkAlmostJunction(entity, graph) {
+           if (!isHighway(entity)) return [];
+           if (entity.isDegenerate()) return [];
+           var tree = context.history().tree();
+           var extendableNodeInfos = findConnectableEndNodesByExtension(entity);
+           var issues = [];
+           extendableNodeInfos.forEach(function (extendableNodeInfo) {
+             issues.push(new validationIssue({
+               type: type,
+               subtype: 'highway-highway',
+               severity: 'warning',
+               message: function message(context) {
+                 var entity1 = context.hasEntity(this.entityIds[0]);
 
-           var hasAuth = osm.authenticated();
-           var authWarning = detailSection.selectAll('.auth-warning').data(hasAuth ? [] : [0]);
-           authWarning.exit().transition().duration(200).style('opacity', 0).remove();
-           var authEnter = authWarning.enter().insert('div', '.tag-reference-body').attr('class', 'field-warning auth-warning').style('opacity', 0);
-           authEnter.call(svgIcon('#iD-icon-alert', 'inline'));
-           authEnter.append('span').html(_t.html('note.login'));
-           authEnter.append('a').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).append('span').html(_t.html('login')).on('click.note-login', function (d3_event) {
-             d3_event.preventDefault();
-             osm.authenticate();
+                 if (this.entityIds[0] === this.entityIds[2]) {
+                   return entity1 ? _t.html('issues.almost_junction.self.message', {
+                     feature: utilDisplayLabel(entity1, context.graph())
+                   }) : '';
+                 } else {
+                   var entity2 = context.hasEntity(this.entityIds[2]);
+                   return entity1 && entity2 ? _t.html('issues.almost_junction.message', {
+                     feature: utilDisplayLabel(entity1, context.graph()),
+                     feature2: utilDisplayLabel(entity2, context.graph())
+                   }) : '';
+                 }
+               },
+               reference: showReference,
+               entityIds: [entity.id, extendableNodeInfo.node.id, extendableNodeInfo.wid],
+               loc: extendableNodeInfo.node.loc,
+               hash: JSON.stringify(extendableNodeInfo.node.loc),
+               data: {
+                 midId: extendableNodeInfo.mid.id,
+                 edge: extendableNodeInfo.edge,
+                 cross_loc: extendableNodeInfo.cross_loc
+               },
+               dynamicFixes: makeFixes
+             }));
            });
-           authEnter.transition().duration(200).style('opacity', 1);
-           var prose = detailSection.selectAll('.note-save-prose').data(hasAuth ? [0] : []);
-           prose.exit().remove();
-           prose = prose.enter().append('p').attr('class', 'note-save-prose').html(_t.html('note.upload_explanation')).merge(prose);
-           osm.userDetails(function (err, user) {
-             if (err) return;
-             var userLink = select(document.createElement('div'));
+           return issues;
 
-             if (user.image_url) {
-               userLink.append('img').attr('src', user.image_url).attr('class', 'icon pre-text user-icon');
-             }
+           function makeFixes(context) {
+             var fixes = [new validationIssueFix({
+               icon: 'iD-icon-abutment',
+               title: _t.html('issues.fix.connect_features.title'),
+               onClick: function onClick(context) {
+                 var annotation = _t('issues.fix.connect_almost_junction.annotation');
 
-             userLink.append('a').attr('class', 'user-info').html(user.display_name).attr('href', osm.userURL(user.display_name)).attr('target', '_blank');
-             prose.html(_t.html('note.upload_explanation_with_user', {
-               user: userLink.html()
-             }));
-           });
-         }
+                 var _this$issue$entityIds = _slicedToArray(this.issue.entityIds, 3),
+                     endNodeId = _this$issue$entityIds[1],
+                     crossWayId = _this$issue$entityIds[2];
 
-         function noteSaveButtons(selection) {
-           var osm = services.osm;
-           var hasAuth = osm && osm.authenticated();
+                 var midNode = context.entity(this.issue.data.midId);
+                 var endNode = context.entity(endNodeId);
+                 var crossWay = context.entity(crossWayId); // When endpoints are close, just join if resulting small change in angle (#7201)
 
-           var isSelected = _note && _note.id === context.selectedNoteID();
+                 var nearEndNodes = findNearbyEndNodes(endNode, crossWay);
 
-           var buttonSection = selection.selectAll('.buttons').data(isSelected ? [_note] : [], function (d) {
-             return d.status + d.id;
-           }); // exit
+                 if (nearEndNodes.length > 0) {
+                   var collinear = findSmallJoinAngle(midNode, endNode, nearEndNodes);
 
-           buttonSection.exit().remove(); // enter
+                   if (collinear) {
+                     context.perform(actionMergeNodes([collinear.id, endNode.id], collinear.loc), annotation);
+                     return;
+                   }
+                 }
 
-           var buttonEnter = buttonSection.enter().append('div').attr('class', 'buttons');
+                 var targetEdge = this.issue.data.edge;
+                 var crossLoc = this.issue.data.cross_loc;
+                 var edgeNodes = [context.entity(targetEdge[0]), context.entity(targetEdge[1])];
+                 var closestNodeInfo = geoSphericalClosestNode(edgeNodes, crossLoc); // already a point nearby, just connect to that
 
-           if (_note.isNew()) {
-             buttonEnter.append('button').attr('class', 'button cancel-button secondary-action').html(_t.html('confirm.cancel'));
-             buttonEnter.append('button').attr('class', 'button save-button action').html(_t.html('note.save'));
-           } else {
-             buttonEnter.append('button').attr('class', 'button status-button action');
-             buttonEnter.append('button').attr('class', 'button comment-button action').html(_t.html('note.comment'));
-           } // update
+                 if (closestNodeInfo.distance < WELD_TH_METERS) {
+                   context.perform(actionMergeNodes([closestNodeInfo.node.id, endNode.id], closestNodeInfo.node.loc), annotation); // else add the end node to the edge way
+                 } else {
+                   context.perform(actionAddMidpoint({
+                     loc: crossLoc,
+                     edge: targetEdge
+                   }, endNode), annotation);
+                 }
+               }
+             })];
+             var node = context.hasEntity(this.entityIds[1]);
 
+             if (node && !node.hasInterestingTags()) {
+               // node has no descriptive tags, suggest noexit fix
+               fixes.push(new validationIssueFix({
+                 icon: 'maki-barrier',
+                 title: _t.html('issues.fix.tag_as_disconnected.title'),
+                 onClick: function onClick(context) {
+                   var nodeID = this.issue.entityIds[1];
+                   var tags = Object.assign({}, context.entity(nodeID).tags);
+                   tags.noexit = 'yes';
+                   context.perform(actionChangeTags(nodeID, tags), _t('issues.fix.tag_as_disconnected.annotation'));
+                 }
+               }));
+             }
 
-           buttonSection = buttonSection.merge(buttonEnter);
-           buttonSection.select('.cancel-button') // select and propagate data
-           .on('click.cancel', clickCancel);
-           buttonSection.select('.save-button') // select and propagate data
-           .attr('disabled', isSaveDisabled).on('click.save', clickSave);
-           buttonSection.select('.status-button') // select and propagate data
-           .attr('disabled', hasAuth ? null : true).html(function (d) {
-             var action = d.status === 'open' ? 'close' : 'open';
-             var andComment = d.newComment ? '_comment' : '';
-             return _t('note.' + action + andComment);
-           }).on('click.status', clickStatus);
-           buttonSection.select('.comment-button') // select and propagate data
-           .attr('disabled', isSaveDisabled).on('click.comment', clickComment);
+             return fixes;
+           }
 
-           function isSaveDisabled(d) {
-             return hasAuth && d.status === 'open' && d.newComment ? null : true;
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.almost_junction.highway-highway.reference'));
            }
-         }
 
-         function clickCancel(d3_event, d) {
-           this.blur(); // avoid keeping focus on the button - #4641
+           function isExtendableCandidate(node, way) {
+             // can not accurately test vertices on tiles not downloaded from osm - #5938
+             var osm = services.osm;
 
-           var osm = services.osm;
+             if (osm && !osm.isDataLoaded(node.loc)) {
+               return false;
+             }
 
-           if (osm) {
-             osm.removeNote(d);
-           }
+             if (isTaggedAsNotContinuing(node) || graph.parentWays(node).length !== 1) {
+               return false;
+             }
 
-           context.enter(modeBrowse(context));
-           dispatch$1.call('change');
-         }
+             var occurrences = 0;
 
-         function clickSave(d3_event, d) {
-           this.blur(); // avoid keeping focus on the button - #4641
+             for (var index in way.nodes) {
+               if (way.nodes[index] === node.id) {
+                 occurrences += 1;
 
-           var osm = services.osm;
+                 if (occurrences > 1) {
+                   return false;
+                 }
+               }
+             }
 
-           if (osm) {
-             osm.postNoteCreate(d, function (err, note) {
-               dispatch$1.call('change', note);
-             });
+             return true;
            }
-         }
 
-         function clickStatus(d3_event, d) {
-           this.blur(); // avoid keeping focus on the button - #4641
+           function findConnectableEndNodesByExtension(way) {
+             var results = [];
+             if (way.isClosed()) return results;
+             var testNodes;
+             var indices = [0, way.nodes.length - 1];
+             indices.forEach(function (nodeIndex) {
+               var nodeID = way.nodes[nodeIndex];
+               var node = graph.entity(nodeID);
+               if (!isExtendableCandidate(node, way)) return;
+               var connectionInfo = canConnectByExtend(way, nodeIndex);
+               if (!connectionInfo) return;
+               testNodes = graph.childNodes(way).slice(); // shallow copy
 
-           var osm = services.osm;
+               testNodes[nodeIndex] = testNodes[nodeIndex].move(connectionInfo.cross_loc); // don't flag issue if connecting the ways would cause self-intersection
 
-           if (osm) {
-             var setStatus = d.status === 'open' ? 'closed' : 'open';
-             osm.postNoteUpdate(d, setStatus, function (err, note) {
-               dispatch$1.call('change', note);
+               if (geoHasSelfIntersections(testNodes, nodeID)) return;
+               results.push(connectionInfo);
              });
+             return results;
            }
-         }
 
-         function clickComment(d3_event, d) {
-           this.blur(); // avoid keeping focus on the button - #4641
-
-           var osm = services.osm;
-
-           if (osm) {
-             osm.postNoteUpdate(d, d.status, function (err, note) {
-               dispatch$1.call('change', note);
+           function findNearbyEndNodes(node, way) {
+             return [way.nodes[0], way.nodes[way.nodes.length - 1]].map(function (d) {
+               return graph.entity(d);
+             }).filter(function (d) {
+               // Node cannot be near to itself, but other endnode of same way could be
+               return d.id !== node.id && geoSphericalDistance(node.loc, d.loc) <= CLOSE_NODE_TH;
              });
            }
-         }
-
-         noteEditor.note = function (val) {
-           if (!arguments.length) return _note;
-           _note = val;
-           return noteEditor;
-         };
-
-         noteEditor.newNote = function (val) {
-           if (!arguments.length) return _newNote;
-           _newNote = val;
-           return noteEditor;
-         };
 
-         return utilRebind(noteEditor, dispatch$1, 'on');
-       }
+           function findSmallJoinAngle(midNode, tipNode, endNodes) {
+             // Both nodes could be close, so want to join whichever is closest to collinear
+             var joinTo;
+             var minAngle = Infinity; // Checks midNode -> tipNode -> endNode for collinearity
 
-       function modeSelectNote(context, selectedNoteID) {
-         var mode = {
-           id: 'select-note',
-           button: 'browse'
-         };
+             endNodes.forEach(function (endNode) {
+               var a1 = geoAngle(midNode, tipNode, context.projection) + Math.PI;
+               var a2 = geoAngle(midNode, endNode, context.projection) + Math.PI;
+               var diff = Math.max(a1, a2) - Math.min(a1, a2);
 
-         var _keybinding = utilKeybinding('select-note');
+               if (diff < minAngle) {
+                 joinTo = endNode;
+                 minAngle = diff;
+               }
+             });
+             /* Threshold set by considering right angle triangle
+             based on node joining threshold and extension distance */
 
-         var _noteEditor = uiNoteEditor(context).on('change', function () {
-           context.map().pan([0, 0]); // trigger a redraw
+             if (minAngle <= SIG_ANGLE_TH) return joinTo;
+             return null;
+           }
 
-           var note = checkSelectedID();
-           if (!note) return;
-           context.ui().sidebar.show(_noteEditor.note(note));
-         });
+           function hasTag(tags, key) {
+             return tags[key] !== undefined && tags[key] !== 'no';
+           }
 
-         var _behaviors = [behaviorBreathe(), behaviorHover(context), behaviorSelect(context), behaviorLasso(context), modeDragNode(context).behavior, modeDragNote(context).behavior];
-         var _newFeature = false;
+           function canConnectWays(way, way2) {
+             // allow self-connections
+             if (way.id === way2.id) return true; // if one is bridge or tunnel, both must be bridge or tunnel
 
-         function checkSelectedID() {
-           if (!services.osm) return;
-           var note = services.osm.getNote(selectedNoteID);
+             if ((hasTag(way.tags, 'bridge') || hasTag(way2.tags, 'bridge')) && !(hasTag(way.tags, 'bridge') && hasTag(way2.tags, 'bridge'))) return false;
+             if ((hasTag(way.tags, 'tunnel') || hasTag(way2.tags, 'tunnel')) && !(hasTag(way.tags, 'tunnel') && hasTag(way2.tags, 'tunnel'))) return false; // must have equivalent layers and levels
 
-           if (!note) {
-             context.enter(modeBrowse(context));
+             var layer1 = way.tags.layer || '0',
+                 layer2 = way2.tags.layer || '0';
+             if (layer1 !== layer2) return false;
+             var level1 = way.tags.level || '0',
+                 level2 = way2.tags.level || '0';
+             if (level1 !== level2) return false;
+             return true;
            }
 
-           return note;
-         } // class the note as selected, or return to browse mode if the note is gone
+           function canConnectByExtend(way, endNodeIdx) {
+             var tipNid = way.nodes[endNodeIdx]; // the 'tip' node for extension point
 
+             var midNid = endNodeIdx === 0 ? way.nodes[1] : way.nodes[way.nodes.length - 2]; // the other node of the edge
 
-         function selectNote(d3_event, drawn) {
-           if (!checkSelectedID()) return;
-           var selection = context.surface().selectAll('.layer-notes .note-' + selectedNoteID);
+             var tipNode = graph.entity(tipNid);
+             var midNode = graph.entity(midNid);
+             var lon = tipNode.loc[0];
+             var lat = tipNode.loc[1];
+             var lon_range = geoMetersToLon(EXTEND_TH_METERS, lat) / 2;
+             var lat_range = geoMetersToLat(EXTEND_TH_METERS) / 2;
+             var queryExtent = geoExtent([[lon - lon_range, lat - lat_range], [lon + lon_range, lat + lat_range]]); // first, extend the edge of [midNode -> tipNode] by EXTEND_TH_METERS and find the "extended tip" location
 
-           if (selection.empty()) {
-             // Return to browse mode if selected DOM elements have
-             // disappeared because the user moved them out of view..
-             var source = d3_event && d3_event.type === 'zoom' && d3_event.sourceEvent;
+             var edgeLen = geoSphericalDistance(midNode.loc, tipNode.loc);
+             var t = EXTEND_TH_METERS / edgeLen + 1.0;
+             var extTipLoc = geoVecInterp(midNode.loc, tipNode.loc, t); // then, check if the extension part [tipNode.loc -> extTipLoc] intersects any other ways
 
-             if (drawn && source && (source.type === 'pointermove' || source.type === 'mousemove' || source.type === 'touchmove')) {
-               context.enter(modeBrowse(context));
-             }
-           } else {
-             selection.classed('selected', true);
-             context.selectedNoteID(selectedNoteID);
-           }
-         }
+             var segmentInfos = tree.waySegments(queryExtent, graph);
 
-         function esc() {
-           if (context.container().select('.combobox').size()) return;
-           context.enter(modeBrowse(context));
-         }
+             for (var i = 0; i < segmentInfos.length; i++) {
+               var segmentInfo = segmentInfos[i];
+               var way2 = graph.entity(segmentInfo.wayId);
+               if (!isHighway(way2)) continue;
+               if (!canConnectWays(way, way2)) continue;
+               var nAid = segmentInfo.nodes[0],
+                   nBid = segmentInfo.nodes[1];
+               if (nAid === tipNid || nBid === tipNid) continue;
+               var nA = graph.entity(nAid),
+                   nB = graph.entity(nBid);
+               var crossLoc = geoLineIntersection([tipNode.loc, extTipLoc], [nA.loc, nB.loc]);
 
-         mode.zoomToSelected = function () {
-           if (!services.osm) return;
-           var note = services.osm.getNote(selectedNoteID);
+               if (crossLoc) {
+                 return {
+                   mid: midNode,
+                   node: tipNode,
+                   wid: way2.id,
+                   edge: [nA.id, nB.id],
+                   cross_loc: crossLoc
+                 };
+               }
+             }
 
-           if (note) {
-             context.map().centerZoomEase(note.loc, 20);
+             return null;
            }
          };
 
-         mode.newFeature = function (val) {
-           if (!arguments.length) return _newFeature;
-           _newFeature = val;
-           return mode;
-         };
+         validation.type = type;
+         return validation;
+       }
 
-         mode.enter = function () {
-           var note = checkSelectedID();
-           if (!note) return;
+       function validationCloseNodes(context) {
+         var type = 'close_nodes';
+         var pointThresholdMeters = 0.2;
 
-           _behaviors.forEach(context.install);
+         var validation = function validation(entity, graph) {
+           if (entity.type === 'node') {
+             return getIssuesForNode(entity);
+           } else if (entity.type === 'way') {
+             return getIssuesForWay(entity);
+           }
 
-           _keybinding.on(_t('inspector.zoom_to.key'), mode.zoomToSelected).on('⎋', esc, true);
+           return [];
 
-           select(document).call(_keybinding);
-           selectNote();
-           var sidebar = context.ui().sidebar;
-           sidebar.show(_noteEditor.note(note).newNote(_newFeature)); // expand the sidebar, avoid obscuring the note if needed
+           function getIssuesForNode(node) {
+             var parentWays = graph.parentWays(node);
+
+             if (parentWays.length) {
+               return getIssuesForVertex(node, parentWays);
+             } else {
+               return getIssuesForDetachedPoint(node);
+             }
+           }
 
-           sidebar.expand(sidebar.intersects(note.extent()));
-           context.map().on('drawn.select', selectNote);
-         };
+           function wayTypeFor(way) {
+             if (way.tags.boundary && way.tags.boundary !== 'no') return 'boundary';
+             if (way.tags.indoor && way.tags.indoor !== 'no') return 'indoor';
+             if (way.tags.building && way.tags.building !== 'no' || way.tags['building:part'] && way.tags['building:part'] !== 'no') return 'building';
+             if (osmPathHighwayTagValues[way.tags.highway]) return 'path';
+             var parentRelations = graph.parentRelations(way);
 
-         mode.exit = function () {
-           _behaviors.forEach(context.uninstall);
+             for (var i in parentRelations) {
+               var relation = parentRelations[i];
+               if (relation.tags.type === 'boundary') return 'boundary';
 
-           select(document).call(_keybinding.unbind);
-           context.surface().selectAll('.layer-notes .selected').classed('selected hover', false);
-           context.map().on('drawn.select', null);
-           context.ui().sidebar.hide();
-           context.selectedNoteID(null);
-         };
+               if (relation.isMultipolygon()) {
+                 if (relation.tags.indoor && relation.tags.indoor !== 'no') return 'indoor';
+                 if (relation.tags.building && relation.tags.building !== 'no' || relation.tags['building:part'] && relation.tags['building:part'] !== 'no') return 'building';
+               }
+             }
 
-         return mode;
-       }
+             return 'other';
+           }
 
-       function modeDragNote(context) {
-         var mode = {
-           id: 'drag-note',
-           button: 'browse'
-         };
-         var edit = behaviorEdit(context);
+           function shouldCheckWay(way) {
+             // don't flag issues where merging would create degenerate ways
+             if (way.nodes.length <= 2 || way.isClosed() && way.nodes.length <= 4) return false;
+             var bbox = way.extent(graph).bbox();
+             var hypotenuseMeters = geoSphericalDistance([bbox.minX, bbox.minY], [bbox.maxX, bbox.maxY]); // don't flag close nodes in very small ways
 
-         var _nudgeInterval;
+             if (hypotenuseMeters < 1.5) return false;
+             return true;
+           }
 
-         var _lastLoc;
+           function getIssuesForWay(way) {
+             if (!shouldCheckWay(way)) return [];
+             var issues = [],
+                 nodes = graph.childNodes(way);
 
-         var _note; // most current note.. dragged note may have stale datum.
+             for (var i = 0; i < nodes.length - 1; i++) {
+               var node1 = nodes[i];
+               var node2 = nodes[i + 1];
+               var issue = getWayIssueIfAny(node1, node2, way);
+               if (issue) issues.push(issue);
+             }
 
+             return issues;
+           }
 
-         function startNudge(d3_event, nudge) {
-           if (_nudgeInterval) window.clearInterval(_nudgeInterval);
-           _nudgeInterval = window.setInterval(function () {
-             context.map().pan(nudge);
-             doMove(d3_event, nudge);
-           }, 50);
-         }
+           function getIssuesForVertex(node, parentWays) {
+             var issues = [];
 
-         function stopNudge() {
-           if (_nudgeInterval) {
-             window.clearInterval(_nudgeInterval);
-             _nudgeInterval = null;
-           }
-         }
+             function checkForCloseness(node1, node2, way) {
+               var issue = getWayIssueIfAny(node1, node2, way);
+               if (issue) issues.push(issue);
+             }
 
-         function origin(note) {
-           return context.projection(note.loc);
-         }
+             for (var i = 0; i < parentWays.length; i++) {
+               var parentWay = parentWays[i];
+               if (!shouldCheckWay(parentWay)) continue;
+               var lastIndex = parentWay.nodes.length - 1;
 
-         function start(d3_event, note) {
-           _note = note;
-           var osm = services.osm;
+               for (var j = 0; j < parentWay.nodes.length; j++) {
+                 if (j !== 0) {
+                   if (parentWay.nodes[j - 1] === node.id) {
+                     checkForCloseness(node, graph.entity(parentWay.nodes[j]), parentWay);
+                   }
+                 }
 
-           if (osm) {
-             // Get latest note from cache.. The marker may have a stale datum bound to it
-             // and dragging it around can sometimes delete the users note comment.
-             _note = osm.getNote(_note.id);
+                 if (j !== lastIndex) {
+                   if (parentWay.nodes[j + 1] === node.id) {
+                     checkForCloseness(graph.entity(parentWay.nodes[j]), node, parentWay);
+                   }
+                 }
+               }
+             }
+
+             return issues;
            }
 
-           context.surface().selectAll('.note-' + _note.id).classed('active', true);
-           context.perform(actionNoop());
-           context.enter(mode);
-           context.selectedNoteID(_note.id);
-         }
+           function thresholdMetersForWay(way) {
+             if (!shouldCheckWay(way)) return 0;
+             var wayType = wayTypeFor(way); // don't flag boundaries since they might be highly detailed and can't be easily verified
 
-         function move(d3_event, entity, point) {
-           d3_event.stopPropagation();
-           _lastLoc = context.projection.invert(point);
-           doMove(d3_event);
-           var nudge = geoViewportEdge(point, context.map().dimensions());
+             if (wayType === 'boundary') return 0; // expect some features to be mapped with higher levels of detail
 
-           if (nudge) {
-             startNudge(d3_event, nudge);
-           } else {
-             stopNudge();
+             if (wayType === 'indoor') return 0.01;
+             if (wayType === 'building') return 0.05;
+             if (wayType === 'path') return 0.1;
+             return 0.2;
            }
-         }
 
-         function doMove(d3_event, nudge) {
-           nudge = nudge || [0, 0];
-           var currPoint = d3_event && d3_event.point || context.projection(_lastLoc);
-           var currMouse = geoVecSubtract(currPoint, nudge);
-           var loc = context.projection.invert(currMouse);
-           _note = _note.move(loc);
-           var osm = services.osm;
+           function getIssuesForDetachedPoint(node) {
+             var issues = [];
+             var lon = node.loc[0];
+             var lat = node.loc[1];
+             var lon_range = geoMetersToLon(pointThresholdMeters, lat) / 2;
+             var lat_range = geoMetersToLat(pointThresholdMeters) / 2;
+             var queryExtent = geoExtent([[lon - lon_range, lat - lat_range], [lon + lon_range, lat + lat_range]]);
+             var intersected = context.history().tree().intersects(queryExtent, graph);
 
-           if (osm) {
-             osm.replaceNote(_note); // update note cache
-           }
+             for (var j = 0; j < intersected.length; j++) {
+               var nearby = intersected[j];
+               if (nearby.id === node.id) continue;
+               if (nearby.type !== 'node' || nearby.geometry(graph) !== 'point') continue;
 
-           context.replace(actionNoop()); // trigger redraw
-         }
+               if (nearby.loc === node.loc || geoSphericalDistance(node.loc, nearby.loc) < pointThresholdMeters) {
+                 // allow very close points if tags indicate the z-axis might vary
+                 var zAxisKeys = {
+                   layer: true,
+                   level: true,
+                   'addr:housenumber': true,
+                   'addr:unit': true
+                 };
+                 var zAxisDifferentiates = false;
 
-         function end() {
-           context.replace(actionNoop()); // trigger redraw
+                 for (var key in zAxisKeys) {
+                   var nodeValue = node.tags[key] || '0';
+                   var nearbyValue = nearby.tags[key] || '0';
 
-           context.selectedNoteID(_note.id).enter(modeSelectNote(context, _note.id));
-         }
+                   if (nodeValue !== nearbyValue) {
+                     zAxisDifferentiates = true;
+                     break;
+                   }
+                 }
 
-         var drag = behaviorDrag().selector('.layer-touch.markers .target.note.new').surface(context.container().select('.main-map').node()).origin(origin).on('start', start).on('move', move).on('end', end);
+                 if (zAxisDifferentiates) continue;
+                 issues.push(new validationIssue({
+                   type: type,
+                   subtype: 'detached',
+                   severity: 'warning',
+                   message: function message(context) {
+                     var entity = context.hasEntity(this.entityIds[0]),
+                         entity2 = context.hasEntity(this.entityIds[1]);
+                     return entity && entity2 ? _t.html('issues.close_nodes.detached.message', {
+                       feature: utilDisplayLabel(entity, context.graph()),
+                       feature2: utilDisplayLabel(entity2, context.graph())
+                     }) : '';
+                   },
+                   reference: showReference,
+                   entityIds: [node.id, nearby.id],
+                   dynamicFixes: function dynamicFixes() {
+                     return [new validationIssueFix({
+                       icon: 'iD-operation-disconnect',
+                       title: _t.html('issues.fix.move_points_apart.title')
+                     }), new validationIssueFix({
+                       icon: 'iD-icon-layers',
+                       title: _t.html('issues.fix.use_different_layers_or_levels.title')
+                     })];
+                   }
+                 }));
+               }
+             }
 
-         mode.enter = function () {
-           context.install(edit);
-         };
+             return issues;
 
-         mode.exit = function () {
-           context.ui().sidebar.hover.cancel();
-           context.uninstall(edit);
-           context.surface().selectAll('.active').classed('active', false);
-           stopNudge();
-         };
+             function showReference(selection) {
+               var referenceText = _t('issues.close_nodes.detached.reference');
+               selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(referenceText);
+             }
+           }
 
-         mode.behavior = drag;
-         return mode;
-       }
+           function getWayIssueIfAny(node1, node2, way) {
+             if (node1.id === node2.id || node1.hasInterestingTags() && node2.hasInterestingTags()) {
+               return null;
+             }
 
-       function uiDataHeader() {
-         var _datum;
+             if (node1.loc !== node2.loc) {
+               var parentWays1 = graph.parentWays(node1);
+               var parentWays2 = new Set(graph.parentWays(node2));
+               var sharedWays = parentWays1.filter(function (parentWay) {
+                 return parentWays2.has(parentWay);
+               });
+               var thresholds = sharedWays.map(function (parentWay) {
+                 return thresholdMetersForWay(parentWay);
+               });
+               var threshold = Math.min.apply(Math, _toConsumableArray(thresholds));
+               var distance = geoSphericalDistance(node1.loc, node2.loc);
+               if (distance > threshold) return null;
+             }
 
-         function dataHeader(selection) {
-           var header = selection.selectAll('.data-header').data(_datum ? [_datum] : [], function (d) {
-             return d.__featurehash__;
-           });
-           header.exit().remove();
-           var headerEnter = header.enter().append('div').attr('class', 'data-header');
-           var iconEnter = headerEnter.append('div').attr('class', 'data-header-icon');
-           iconEnter.append('div').attr('class', 'preset-icon-28').call(svgIcon('#iD-icon-data', 'note-fill'));
-           headerEnter.append('div').attr('class', 'data-header-label').html(_t.html('map_data.layers.custom.title'));
-         }
+             return new validationIssue({
+               type: type,
+               subtype: 'vertices',
+               severity: 'warning',
+               message: function message(context) {
+                 var entity = context.hasEntity(this.entityIds[0]);
+                 return entity ? _t.html('issues.close_nodes.message', {
+                   way: utilDisplayLabel(entity, context.graph())
+                 }) : '';
+               },
+               reference: showReference,
+               entityIds: [way.id, node1.id, node2.id],
+               loc: node1.loc,
+               dynamicFixes: function dynamicFixes() {
+                 return [new validationIssueFix({
+                   icon: 'iD-icon-plus',
+                   title: _t.html('issues.fix.merge_points.title'),
+                   onClick: function onClick(context) {
+                     var entityIds = this.issue.entityIds;
+                     var action = actionMergeNodes([entityIds[1], entityIds[2]]);
+                     context.perform(action, _t('issues.fix.merge_close_vertices.annotation'));
+                   }
+                 }), new validationIssueFix({
+                   icon: 'iD-operation-disconnect',
+                   title: _t.html('issues.fix.move_points_apart.title')
+                 })];
+               }
+             });
 
-         dataHeader.datum = function (val) {
-           if (!arguments.length) return _datum;
-           _datum = val;
-           return this;
+             function showReference(selection) {
+               var referenceText = _t('issues.close_nodes.reference');
+               selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(referenceText);
+             }
+           }
          };
 
-         return dataHeader;
+         validation.type = type;
+         return validation;
        }
 
-       // It is keyed on the `value` of the entry. Data should be an array of objects like:
-       //   [{
-       //       value:   'string value',  // required
-       //       display: 'label html'     // optional
-       //       title:   'hover text'     // optional
-       //       terms:   ['search terms'] // optional
-       //   }, ...]
-
-       var _comboHideTimerID;
-
-       function uiCombobox(context, klass) {
-         var dispatch$1 = dispatch('accept', 'cancel');
-         var container = context.container();
-         var _suggestions = [];
-         var _data = [];
-         var _fetched = {};
-         var _selected = null;
-         var _canAutocomplete = true;
-         var _caseSensitive = false;
-         var _cancelFetch = false;
-         var _minItems = 2;
-         var _tDown = 0;
+       function validationCrossingWays(context) {
+         var type = 'crossing_ways'; // returns the way or its parent relation, whichever has a useful feature type
 
-         var _mouseEnterHandler, _mouseLeaveHandler;
+         function getFeatureWithFeatureTypeTagsForWay(way, graph) {
+           if (getFeatureType(way, graph) === null) {
+             // if the way doesn't match a feature type, check its parent relations
+             var parentRels = graph.parentRelations(way);
 
-         var _fetcher = function _fetcher(val, cb) {
-           cb(_data.filter(function (d) {
-             var terms = d.terms || [];
-             terms.push(d.value);
-             return terms.some(function (term) {
-               return term.toString().toLowerCase().indexOf(val.toLowerCase()) !== -1;
-             });
-           }));
-         };
+             for (var i = 0; i < parentRels.length; i++) {
+               var rel = parentRels[i];
 
-         var combobox = function combobox(input, attachTo) {
-           if (!input || input.empty()) return;
-           input.classed('combobox-input', true).on('focus.combo-input', focus).on('blur.combo-input', blur).on('keydown.combo-input', keydown).on('keyup.combo-input', keyup).on('input.combo-input', change).on('mousedown.combo-input', mousedown).each(function () {
-             var parent = this.parentNode;
-             var sibling = this.nextSibling;
-             select(parent).selectAll('.combobox-caret').filter(function (d) {
-               return d === input.node();
-             }).data([input.node()]).enter().insert('div', function () {
-               return sibling;
-             }).attr('class', 'combobox-caret').on('mousedown.combo-caret', function (d3_event) {
-               d3_event.preventDefault(); // don't steal focus from input
+               if (getFeatureType(rel, graph) !== null) {
+                 return rel;
+               }
+             }
+           }
 
-               input.node().focus(); // focus the input as if it was clicked
+           return way;
+         }
 
-               mousedown(d3_event);
-             }).on('mouseup.combo-caret', function (d3_event) {
-               d3_event.preventDefault(); // don't steal focus from input
+         function hasTag(tags, key) {
+           return tags[key] !== undefined && tags[key] !== 'no';
+         }
 
-               mouseup(d3_event);
-             });
-           });
+         function taggedAsIndoor(tags) {
+           return hasTag(tags, 'indoor') || hasTag(tags, 'level') || tags.highway === 'corridor';
+         }
 
-           function mousedown(d3_event) {
-             if (d3_event.button !== 0) return; // left click only
+         function allowsBridge(featureType) {
+           return featureType === 'highway' || featureType === 'railway' || featureType === 'waterway';
+         }
 
-             _tDown = +new Date(); // clear selection
+         function allowsTunnel(featureType) {
+           return featureType === 'highway' || featureType === 'railway' || featureType === 'waterway';
+         } // discard
 
-             var start = input.property('selectionStart');
-             var end = input.property('selectionEnd');
 
-             if (start !== end) {
-               var val = utilGetSetValue(input);
-               input.node().setSelectionRange(val.length, val.length);
-               return;
-             }
+         var ignoredBuildings = {
+           demolished: true,
+           dismantled: true,
+           proposed: true,
+           razed: true
+         };
 
-             input.on('mouseup.combo-input', mouseup);
-           }
+         function getFeatureType(entity, graph) {
+           var geometry = entity.geometry(graph);
+           if (geometry !== 'line' && geometry !== 'area') return null;
+           var tags = entity.tags;
+           if (hasTag(tags, 'building') && !ignoredBuildings[tags.building]) return 'building';
+           if (hasTag(tags, 'highway') && osmRoutableHighwayTagValues[tags.highway]) return 'highway'; // don't check railway or waterway areas
 
-           function mouseup(d3_event) {
-             input.on('mouseup.combo-input', null);
-             if (d3_event.button !== 0) return; // left click only
+           if (geometry !== 'line') return null;
+           if (hasTag(tags, 'railway') && osmRailwayTrackTagValues[tags.railway]) return 'railway';
+           if (hasTag(tags, 'waterway') && osmFlowingWaterwayTagValues[tags.waterway]) return 'waterway';
+           return null;
+         }
 
-             if (input.node() !== document.activeElement) return; // exit if this input is not focused
+         function isLegitCrossing(tags1, featureType1, tags2, featureType2) {
+           // assume 0 by default
+           var level1 = tags1.level || '0';
+           var level2 = tags2.level || '0';
 
-             var start = input.property('selectionStart');
-             var end = input.property('selectionEnd');
-             if (start !== end) return; // exit if user is selecting
-             // not showing or showing for a different field - try to show it.
+           if (taggedAsIndoor(tags1) && taggedAsIndoor(tags2) && level1 !== level2) {
+             // assume features don't interact if they're indoor on different levels
+             return true;
+           } // assume 0 by default; don't use way.layer() since we account for structures here
 
-             var combo = container.selectAll('.combobox');
 
-             if (combo.empty() || combo.datum() !== input.node()) {
-               var tOrig = _tDown;
-               window.setTimeout(function () {
-                 if (tOrig !== _tDown) return; // exit if user double clicked
+           var layer1 = tags1.layer || '0';
+           var layer2 = tags2.layer || '0';
 
-                 fetchComboData('', function () {
-                   show();
-                   render();
-                 });
-               }, 250);
-             } else {
-               hide();
-             }
-           }
+           if (allowsBridge(featureType1) && allowsBridge(featureType2)) {
+             if (hasTag(tags1, 'bridge') && !hasTag(tags2, 'bridge')) return true;
+             if (!hasTag(tags1, 'bridge') && hasTag(tags2, 'bridge')) return true; // crossing bridges must use different layers
 
-           function focus() {
-             fetchComboData(''); // prefetch values (may warm taginfo cache)
-           }
+             if (hasTag(tags1, 'bridge') && hasTag(tags2, 'bridge') && layer1 !== layer2) return true;
+           } else if (allowsBridge(featureType1) && hasTag(tags1, 'bridge')) return true;else if (allowsBridge(featureType2) && hasTag(tags2, 'bridge')) return true;
 
-           function blur() {
-             _comboHideTimerID = window.setTimeout(hide, 75);
-           }
+           if (allowsTunnel(featureType1) && allowsTunnel(featureType2)) {
+             if (hasTag(tags1, 'tunnel') && !hasTag(tags2, 'tunnel')) return true;
+             if (!hasTag(tags1, 'tunnel') && hasTag(tags2, 'tunnel')) return true; // crossing tunnels must use different layers
 
-           function show() {
-             hide(); // remove any existing
+             if (hasTag(tags1, 'tunnel') && hasTag(tags2, 'tunnel') && layer1 !== layer2) return true;
+           } else if (allowsTunnel(featureType1) && hasTag(tags1, 'tunnel')) return true;else if (allowsTunnel(featureType2) && hasTag(tags2, 'tunnel')) return true; // don't flag crossing waterways and pier/highways
 
-             container.insert('div', ':first-child').datum(input.node()).attr('class', 'combobox' + (klass ? ' combobox-' + klass : '')).style('position', 'absolute').style('display', 'block').style('left', '0px').on('mousedown.combo-container', function (d3_event) {
-               // prevent moving focus out of the input field
-               d3_event.preventDefault();
-             });
-             container.on('scroll.combo-scroll', render, true);
-           }
 
-           function hide() {
-             if (_comboHideTimerID) {
-               window.clearTimeout(_comboHideTimerID);
-               _comboHideTimerID = undefined;
-             }
+           if (featureType1 === 'waterway' && featureType2 === 'highway' && tags2.man_made === 'pier') return true;
+           if (featureType2 === 'waterway' && featureType1 === 'highway' && tags1.man_made === 'pier') return true;
 
-             container.selectAll('.combobox').remove();
-             container.on('scroll.combo-scroll', null);
+           if (featureType1 === 'building' || featureType2 === 'building') {
+             // for building crossings, different layers are enough
+             if (layer1 !== layer2) return true;
            }
 
-           function keydown(d3_event) {
-             var shown = !container.selectAll('.combobox').empty();
-             var tagName = input.node() ? input.node().tagName.toLowerCase() : '';
+           return false;
+         } // highway values for which we shouldn't recommend connecting to waterways
 
-             switch (d3_event.keyCode) {
-               case 8: // ⌫ Backspace
 
-               case 46:
-                 // ⌦ Delete
-                 d3_event.stopPropagation();
-                 _selected = null;
-                 render();
-                 input.on('input.combo-input', function () {
-                   var start = input.property('selectionStart');
-                   input.node().setSelectionRange(start, start);
-                   input.on('input.combo-input', change);
-                 });
-                 break;
+         var highwaysDisallowingFords = {
+           motorway: true,
+           motorway_link: true,
+           trunk: true,
+           trunk_link: true,
+           primary: true,
+           primary_link: true,
+           secondary: true,
+           secondary_link: true
+         };
+         var nonCrossingHighways = {
+           track: true
+         };
 
-               case 9:
-                 // ⇥ Tab
-                 accept();
-                 break;
+         function tagsForConnectionNodeIfAllowed(entity1, entity2, graph) {
+           var featureType1 = getFeatureType(entity1, graph);
+           var featureType2 = getFeatureType(entity2, graph);
+           var geometry1 = entity1.geometry(graph);
+           var geometry2 = entity2.geometry(graph);
+           var bothLines = geometry1 === 'line' && geometry2 === 'line';
 
-               case 13:
-                 // ↩ Return
-                 d3_event.preventDefault();
-                 d3_event.stopPropagation();
-                 break;
+           if (featureType1 === featureType2) {
+             if (featureType1 === 'highway') {
+               var entity1IsPath = osmPathHighwayTagValues[entity1.tags.highway];
+               var entity2IsPath = osmPathHighwayTagValues[entity2.tags.highway];
 
-               case 38:
-                 // ↑ Up arrow
-                 if (tagName === 'textarea' && !shown) return;
-                 d3_event.preventDefault();
+               if ((entity1IsPath || entity2IsPath) && entity1IsPath !== entity2IsPath) {
+                 // one feature is a path but not both
+                 var roadFeature = entity1IsPath ? entity2 : entity1;
 
-                 if (tagName === 'input' && !shown) {
-                   show();
+                 if (nonCrossingHighways[roadFeature.tags.highway]) {
+                   // don't mark path connections with certain roads as crossings
+                   return {};
                  }
 
-                 nav(-1);
-                 break;
-
-               case 40:
-                 // ↓ Down arrow
-                 if (tagName === 'textarea' && !shown) return;
-                 d3_event.preventDefault();
+                 var pathFeature = entity1IsPath ? entity1 : entity2;
 
-                 if (tagName === 'input' && !shown) {
-                   show();
-                 }
+                 if (['marked', 'unmarked'].indexOf(pathFeature.tags.crossing) !== -1) {
+                   // if the path is a crossing, match the crossing type
+                   return bothLines ? {
+                     highway: 'crossing',
+                     crossing: pathFeature.tags.crossing
+                   } : {};
+                 } // don't add a `crossing` subtag to ambiguous crossings
 
-                 nav(+1);
-                 break;
-             }
-           }
 
-           function keyup(d3_event) {
-             switch (d3_event.keyCode) {
-               case 27:
-                 // ⎋ Escape
-                 cancel();
-                 break;
+                 return bothLines ? {
+                   highway: 'crossing'
+                 } : {};
+               }
 
-               case 13:
-                 // ↩ Return
-                 accept();
-                 break;
+               return {};
              }
-           } // Called whenever the input value is changed (e.g. on typing)
 
+             if (featureType1 === 'waterway') return {};
+             if (featureType1 === 'railway') return {};
+           } else {
+             var featureTypes = [featureType1, featureType2];
 
-           function change() {
-             fetchComboData(value(), function () {
-               _selected = null;
-               var val = input.property('value');
+             if (featureTypes.indexOf('highway') !== -1) {
+               if (featureTypes.indexOf('railway') !== -1) {
+                 if (!bothLines) return {};
+                 var isTram = entity1.tags.railway === 'tram' || entity2.tags.railway === 'tram';
 
-               if (_suggestions.length) {
-                 if (input.property('selectionEnd') === val.length) {
-                   _selected = tryAutocomplete();
-                 }
+                 if (osmPathHighwayTagValues[entity1.tags.highway] || osmPathHighwayTagValues[entity2.tags.highway]) {
+                   // path-tram connections use this tag
+                   if (isTram) return {
+                     railway: 'tram_crossing'
+                   }; // other path-rail connections use this tag
 
-                 if (!_selected) {
-                   _selected = val;
+                   return {
+                     railway: 'crossing'
+                   };
+                 } else {
+                   // path-tram connections use this tag
+                   if (isTram) return {
+                     railway: 'tram_level_crossing'
+                   }; // other road-rail connections use this tag
+
+                   return {
+                     railway: 'level_crossing'
+                   };
                  }
                }
 
-               if (val.length) {
-                 var combo = container.selectAll('.combobox');
+               if (featureTypes.indexOf('waterway') !== -1) {
+                 // do not allow fords on structures
+                 if (hasTag(entity1.tags, 'tunnel') && hasTag(entity2.tags, 'tunnel')) return null;
+                 if (hasTag(entity1.tags, 'bridge') && hasTag(entity2.tags, 'bridge')) return null;
 
-                 if (combo.empty()) {
-                   show();
+                 if (highwaysDisallowingFords[entity1.tags.highway] || highwaysDisallowingFords[entity2.tags.highway]) {
+                   // do not allow fords on major highways
+                   return null;
                  }
-               } else {
-                 hide();
+
+                 return bothLines ? {
+                   ford: 'yes'
+                 } : {};
                }
+             }
+           }
 
-               render();
-             });
-           } // Called when the user presses up/down arrows to navigate the list
+           return null;
+         }
 
+         function findCrossingsByWay(way1, graph, tree) {
+           var edgeCrossInfos = [];
+           if (way1.type !== 'way') return edgeCrossInfos;
+           var taggedFeature1 = getFeatureWithFeatureTypeTagsForWay(way1, graph);
+           var way1FeatureType = getFeatureType(taggedFeature1, graph);
+           if (way1FeatureType === null) return edgeCrossInfos;
+           var checkedSingleCrossingWays = {}; // declare vars ahead of time to reduce garbage collection
 
-           function nav(dir) {
-             if (_suggestions.length) {
-               // try to determine previously selected index..
-               var index = -1;
+           var i, j;
+           var extent;
+           var n1, n2, nA, nB, nAId, nBId;
+           var segment1, segment2;
+           var oneOnly;
+           var segmentInfos, segment2Info, way2, taggedFeature2, way2FeatureType;
+           var way1Nodes = graph.childNodes(way1);
+           var comparedWays = {};
 
-               for (var i = 0; i < _suggestions.length; i++) {
-                 if (_selected && _suggestions[i].value === _selected) {
-                   index = i;
-                   break;
-                 }
-               } // pick new _selected
+           for (i = 0; i < way1Nodes.length - 1; i++) {
+             n1 = way1Nodes[i];
+             n2 = way1Nodes[i + 1];
+             extent = geoExtent([[Math.min(n1.loc[0], n2.loc[0]), Math.min(n1.loc[1], n2.loc[1])], [Math.max(n1.loc[0], n2.loc[0]), Math.max(n1.loc[1], n2.loc[1])]]); // Optimize by only checking overlapping segments, not every segment
+             // of overlapping ways
 
+             segmentInfos = tree.waySegments(extent, graph);
 
-               index = Math.max(Math.min(index + dir, _suggestions.length - 1), 0);
-               _selected = _suggestions[index].value;
-               input.property('value', _selected);
-             }
+             for (j = 0; j < segmentInfos.length; j++) {
+               segment2Info = segmentInfos[j]; // don't check for self-intersection in this validation
 
-             render();
-             ensureVisible();
-           }
+               if (segment2Info.wayId === way1.id) continue; // skip if this way was already checked and only one issue is needed
 
-           function ensureVisible() {
-             var combo = container.selectAll('.combobox');
-             if (combo.empty()) return;
-             var containerRect = container.node().getBoundingClientRect();
-             var comboRect = combo.node().getBoundingClientRect();
+               if (checkedSingleCrossingWays[segment2Info.wayId]) continue; // mark this way as checked even if there are no crossings
 
-             if (comboRect.bottom > containerRect.bottom) {
-               var node = attachTo ? attachTo.node() : input.node();
-               node.scrollIntoView({
-                 behavior: 'instant',
-                 block: 'center'
-               });
-               render();
-             } // https://stackoverflow.com/questions/11039885/scrollintoview-causing-the-whole-page-to-move
+               comparedWays[segment2Info.wayId] = true;
+               way2 = graph.hasEntity(segment2Info.wayId);
+               if (!way2) continue;
+               taggedFeature2 = getFeatureWithFeatureTypeTagsForWay(way2, graph); // only check crossing highway, waterway, building, and railway
 
+               way2FeatureType = getFeatureType(taggedFeature2, graph);
 
-             var selected = combo.selectAll('.combobox-option.selected').node();
+               if (way2FeatureType === null || isLegitCrossing(taggedFeature1.tags, way1FeatureType, taggedFeature2.tags, way2FeatureType)) {
+                 continue;
+               } // create only one issue for building crossings
 
-             if (selected) {
-               selected.scrollIntoView({
-                 behavior: 'smooth',
-                 block: 'nearest'
-               });
-             }
-           }
 
-           function value() {
-             var value = input.property('value');
-             var start = input.property('selectionStart');
-             var end = input.property('selectionEnd');
+               oneOnly = way1FeatureType === 'building' || way2FeatureType === 'building';
+               nAId = segment2Info.nodes[0];
+               nBId = segment2Info.nodes[1];
 
-             if (start && end) {
-               value = value.substring(0, start);
-             }
+               if (nAId === n1.id || nAId === n2.id || nBId === n1.id || nBId === n2.id) {
+                 // n1 or n2 is a connection node; skip
+                 continue;
+               }
 
-             return value;
+               nA = graph.hasEntity(nAId);
+               if (!nA) continue;
+               nB = graph.hasEntity(nBId);
+               if (!nB) continue;
+               segment1 = [n1.loc, n2.loc];
+               segment2 = [nA.loc, nB.loc];
+               var point = geoLineIntersection(segment1, segment2);
+
+               if (point) {
+                 edgeCrossInfos.push({
+                   wayInfos: [{
+                     way: way1,
+                     featureType: way1FeatureType,
+                     edge: [n1.id, n2.id]
+                   }, {
+                     way: way2,
+                     featureType: way2FeatureType,
+                     edge: [nA.id, nB.id]
+                   }],
+                   crossPoint: point
+                 });
+
+                 if (oneOnly) {
+                   checkedSingleCrossingWays[way2.id] = true;
+                   break;
+                 }
+               }
+             }
            }
 
-           function fetchComboData(v, cb) {
-             _cancelFetch = false;
+           return edgeCrossInfos;
+         }
 
-             _fetcher.call(input, v, function (results) {
-               // already chose a value, don't overwrite or autocomplete it
-               if (_cancelFetch) return;
-               _suggestions = results;
-               results.forEach(function (d) {
-                 _fetched[d.value] = d;
-               });
+         function waysToCheck(entity, graph) {
+           var featureType = getFeatureType(entity, graph);
+           if (!featureType) return [];
 
-               if (cb) {
-                 cb();
+           if (entity.type === 'way') {
+             return [entity];
+           } else if (entity.type === 'relation') {
+             return entity.members.reduce(function (array, member) {
+               if (member.type === 'way' && ( // only look at geometry ways
+               !member.role || member.role === 'outer' || member.role === 'inner')) {
+                 var entity = graph.hasEntity(member.id); // don't add duplicates
+
+                 if (entity && array.indexOf(entity) === -1) {
+                   array.push(entity);
+                 }
                }
-             });
+
+               return array;
+             }, []);
            }
 
-           function tryAutocomplete() {
-             if (!_canAutocomplete) return;
-             var val = _caseSensitive ? value() : value().toLowerCase();
-             if (!val) return; // Don't autocomplete if user is typing a number - #4935
+           return [];
+         }
 
-             if (!isNaN(parseFloat(val)) && isFinite(val)) return;
-             var bestIndex = -1;
+         var validation = function checkCrossingWays(entity, graph) {
+           var tree = context.history().tree();
+           var ways = waysToCheck(entity, graph);
+           var issues = []; // declare these here to reduce garbage collection
 
-             for (var i = 0; i < _suggestions.length; i++) {
-               var suggestion = _suggestions[i].value;
-               var compare = _caseSensitive ? suggestion : suggestion.toLowerCase(); // if search string matches suggestion exactly, pick it..
+           var wayIndex, crossingIndex, crossings;
 
-               if (compare === val) {
-                 bestIndex = i;
-                 break; // otherwise lock in the first result that starts with the search string..
-               } else if (bestIndex === -1 && compare.indexOf(val) === 0) {
-                 bestIndex = i;
-               }
-             }
+           for (wayIndex in ways) {
+             crossings = findCrossingsByWay(ways[wayIndex], graph, tree);
 
-             if (bestIndex !== -1) {
-               var bestVal = _suggestions[bestIndex].value;
-               input.property('value', bestVal);
-               input.node().setSelectionRange(val.length, bestVal.length);
-               return bestVal;
+             for (crossingIndex in crossings) {
+               issues.push(createIssue(crossings[crossingIndex], graph));
              }
            }
 
-           function render() {
-             if (_suggestions.length < _minItems || document.activeElement !== input.node()) {
-               hide();
-               return;
+           return issues;
+         };
+
+         function createIssue(crossing, graph) {
+           // use the entities with the tags that define the feature type
+           crossing.wayInfos.sort(function (way1Info, way2Info) {
+             var type1 = way1Info.featureType;
+             var type2 = way2Info.featureType;
+
+             if (type1 === type2) {
+               return utilDisplayLabel(way1Info.way, graph) > utilDisplayLabel(way2Info.way, graph);
+             } else if (type1 === 'waterway') {
+               return true;
+             } else if (type2 === 'waterway') {
+               return false;
              }
 
-             var shown = !container.selectAll('.combobox').empty();
-             if (!shown) return;
-             var combo = container.selectAll('.combobox');
-             var options = combo.selectAll('.combobox-option').data(_suggestions, function (d) {
-               return d.value;
-             });
-             options.exit().remove(); // enter/update
+             return type1 < type2;
+           });
+           var entities = crossing.wayInfos.map(function (wayInfo) {
+             return getFeatureWithFeatureTypeTagsForWay(wayInfo.way, graph);
+           });
+           var edges = [crossing.wayInfos[0].edge, crossing.wayInfos[1].edge];
+           var featureTypes = [crossing.wayInfos[0].featureType, crossing.wayInfos[1].featureType];
+           var connectionTags = tagsForConnectionNodeIfAllowed(entities[0], entities[1], graph);
+           var featureType1 = crossing.wayInfos[0].featureType;
+           var featureType2 = crossing.wayInfos[1].featureType;
+           var isCrossingIndoors = taggedAsIndoor(entities[0].tags) && taggedAsIndoor(entities[1].tags);
+           var isCrossingTunnels = allowsTunnel(featureType1) && hasTag(entities[0].tags, 'tunnel') && allowsTunnel(featureType2) && hasTag(entities[1].tags, 'tunnel');
+           var isCrossingBridges = allowsBridge(featureType1) && hasTag(entities[0].tags, 'bridge') && allowsBridge(featureType2) && hasTag(entities[1].tags, 'bridge');
+           var subtype = [featureType1, featureType2].sort().join('-');
+           var crossingTypeID = subtype;
 
-             options.enter().append('a').attr('class', 'combobox-option').attr('title', function (d) {
-               return d.title;
-             }).html(function (d) {
-               return d.display || d.value;
-             }).on('mouseenter', _mouseEnterHandler).on('mouseleave', _mouseLeaveHandler).merge(options).classed('selected', function (d) {
-               return d.value === _selected;
-             }).on('click.combo-option', accept).order();
-             var node = attachTo ? attachTo.node() : input.node();
-             var containerRect = container.node().getBoundingClientRect();
-             var rect = node.getBoundingClientRect();
-             combo.style('left', rect.left + 5 - containerRect.left + 'px').style('width', rect.width - 10 + 'px').style('top', rect.height + rect.top - containerRect.top + 'px');
-           } // Dispatches an 'accept' event
-           // Then hides the combobox.
+           if (isCrossingIndoors) {
+             crossingTypeID = 'indoor-indoor';
+           } else if (isCrossingTunnels) {
+             crossingTypeID = 'tunnel-tunnel';
+           } else if (isCrossingBridges) {
+             crossingTypeID = 'bridge-bridge';
+           }
 
+           if (connectionTags && (isCrossingIndoors || isCrossingTunnels || isCrossingBridges)) {
+             crossingTypeID += '_connectable';
+           } // Differentiate based on the loc rounded to 4 digits, since two ways can cross multiple times.
 
-           function accept(d3_event, d) {
-             _cancelFetch = true;
-             var thiz = input.node();
 
-             if (d) {
-               // user clicked on a suggestion
-               utilGetSetValue(input, d.value); // replace field contents
+           var uniqueID = crossing.crossPoint[0].toFixed(4) + ',' + crossing.crossPoint[1].toFixed(4);
+           return new validationIssue({
+             type: type,
+             subtype: subtype,
+             severity: 'warning',
+             message: function message(context) {
+               var graph = context.graph();
+               var entity1 = graph.hasEntity(this.entityIds[0]),
+                   entity2 = graph.hasEntity(this.entityIds[1]);
+               return entity1 && entity2 ? _t.html('issues.crossing_ways.message', {
+                 feature: utilDisplayLabel(entity1, graph),
+                 feature2: utilDisplayLabel(entity2, graph)
+               }) : '';
+             },
+             reference: showReference,
+             entityIds: entities.map(function (entity) {
+               return entity.id;
+             }),
+             data: {
+               edges: edges,
+               featureTypes: featureTypes,
+               connectionTags: connectionTags
+             },
+             hash: uniqueID,
+             loc: crossing.crossPoint,
+             dynamicFixes: function dynamicFixes(context) {
+               var mode = context.mode();
+               if (!mode || mode.id !== 'select' || mode.selectedIDs().length !== 1) return [];
+               var selectedIndex = this.entityIds[0] === mode.selectedIDs()[0] ? 0 : 1;
+               var selectedFeatureType = this.data.featureTypes[selectedIndex];
+               var otherFeatureType = this.data.featureTypes[selectedIndex === 0 ? 1 : 0];
+               var fixes = [];
 
-               utilTriggerEvent(input, 'change');
-             } // clear (and keep) selection
+               if (connectionTags) {
+                 fixes.push(makeConnectWaysFix(this.data.connectionTags));
+               }
 
+               if (isCrossingIndoors) {
+                 fixes.push(new validationIssueFix({
+                   icon: 'iD-icon-layers',
+                   title: _t.html('issues.fix.use_different_levels.title')
+                 }));
+               } else if (isCrossingTunnels || isCrossingBridges || featureType1 === 'building' || featureType2 === 'building') {
+                 fixes.push(makeChangeLayerFix('higher'));
+                 fixes.push(makeChangeLayerFix('lower')); // can only add bridge/tunnel if both features are lines
+               } else if (context.graph().geometry(this.entityIds[0]) === 'line' && context.graph().geometry(this.entityIds[1]) === 'line') {
+                 // don't recommend adding bridges to waterways since they're uncommon
+                 if (allowsBridge(selectedFeatureType) && selectedFeatureType !== 'waterway') {
+                   fixes.push(makeAddBridgeOrTunnelFix('add_a_bridge', 'temaki-bridge', 'bridge'));
+                 } // don't recommend adding tunnels under waterways since they're uncommon
 
-             var val = utilGetSetValue(input);
-             thiz.setSelectionRange(val.length, val.length);
-             d = _fetched[val];
-             dispatch$1.call('accept', thiz, d, val);
-             hide();
-           } // Dispatches an 'cancel' event
-           // Then hides the combobox.
 
+                 var skipTunnelFix = otherFeatureType === 'waterway' && selectedFeatureType !== 'waterway';
 
-           function cancel() {
-             _cancelFetch = true;
-             var thiz = input.node(); // clear (and remove) selection, and replace field contents
+                 if (allowsTunnel(selectedFeatureType) && !skipTunnelFix) {
+                   fixes.push(makeAddBridgeOrTunnelFix('add_a_tunnel', 'temaki-tunnel', 'tunnel'));
+                 }
+               } // repositioning the features is always an option
 
-             var val = utilGetSetValue(input);
-             var start = input.property('selectionStart');
-             var end = input.property('selectionEnd');
-             val = val.slice(0, start) + val.slice(end);
-             utilGetSetValue(input, val);
-             thiz.setSelectionRange(val.length, val.length);
-             dispatch$1.call('cancel', thiz);
-             hide();
-           }
-         };
 
-         combobox.canAutocomplete = function (val) {
-           if (!arguments.length) return _canAutocomplete;
-           _canAutocomplete = val;
-           return combobox;
-         };
+               fixes.push(new validationIssueFix({
+                 icon: 'iD-operation-move',
+                 title: _t.html('issues.fix.reposition_features.title')
+               }));
+               return fixes;
+             }
+           });
 
-         combobox.caseSensitive = function (val) {
-           if (!arguments.length) return _caseSensitive;
-           _caseSensitive = val;
-           return combobox;
-         };
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.crossing_ways.' + crossingTypeID + '.reference'));
+           }
+         }
 
-         combobox.data = function (val) {
-           if (!arguments.length) return _data;
-           _data = val;
-           return combobox;
-         };
+         function makeAddBridgeOrTunnelFix(fixTitleID, iconName, bridgeOrTunnel) {
+           return new validationIssueFix({
+             icon: iconName,
+             title: _t.html('issues.fix.' + fixTitleID + '.title'),
+             onClick: function onClick(context) {
+               var mode = context.mode();
+               if (!mode || mode.id !== 'select') return;
+               var selectedIDs = mode.selectedIDs();
+               if (selectedIDs.length !== 1) return;
+               var selectedWayID = selectedIDs[0];
+               if (!context.hasEntity(selectedWayID)) return;
+               var resultWayIDs = [selectedWayID];
+               var edge, crossedEdge, crossedWayID;
 
-         combobox.fetcher = function (val) {
-           if (!arguments.length) return _fetcher;
-           _fetcher = val;
-           return combobox;
-         };
+               if (this.issue.entityIds[0] === selectedWayID) {
+                 edge = this.issue.data.edges[0];
+                 crossedEdge = this.issue.data.edges[1];
+                 crossedWayID = this.issue.entityIds[1];
+               } else {
+                 edge = this.issue.data.edges[1];
+                 crossedEdge = this.issue.data.edges[0];
+                 crossedWayID = this.issue.entityIds[0];
+               }
 
-         combobox.minItems = function (val) {
-           if (!arguments.length) return _minItems;
-           _minItems = val;
-           return combobox;
-         };
+               var crossingLoc = this.issue.loc;
+               var projection = context.projection;
 
-         combobox.itemsMouseEnter = function (val) {
-           if (!arguments.length) return _mouseEnterHandler;
-           _mouseEnterHandler = val;
-           return combobox;
-         };
+               var action = function actionAddStructure(graph) {
+                 var edgeNodes = [graph.entity(edge[0]), graph.entity(edge[1])];
+                 var crossedWay = graph.hasEntity(crossedWayID); // use the explicit width of the crossed feature as the structure length, if available
 
-         combobox.itemsMouseLeave = function (val) {
-           if (!arguments.length) return _mouseLeaveHandler;
-           _mouseLeaveHandler = val;
-           return combobox;
-         };
+                 var structLengthMeters = crossedWay && crossedWay.tags.width && parseFloat(crossedWay.tags.width);
 
-         return utilRebind(combobox, dispatch$1, 'on');
-       }
+                 if (!structLengthMeters) {
+                   // if no explicit width is set, approximate the width based on the tags
+                   structLengthMeters = crossedWay && crossedWay.impliedLineWidthMeters();
+                 }
+
+                 if (structLengthMeters) {
+                   if (getFeatureType(crossedWay, graph) === 'railway') {
+                     // bridges over railways are generally much longer than the rail bed itself, compensate
+                     structLengthMeters *= 2;
+                   }
+                 } else {
+                   // should ideally never land here since all rail/water/road tags should have an implied width
+                   structLengthMeters = 8;
+                 }
 
-       uiCombobox.off = function (input, context) {
-         input.on('focus.combo-input', null).on('blur.combo-input', null).on('keydown.combo-input', null).on('keyup.combo-input', null).on('input.combo-input', null).on('mousedown.combo-input', null).on('mouseup.combo-input', null);
-         context.container().on('scroll.combo-scroll', null);
-       };
+                 var a1 = geoAngle(edgeNodes[0], edgeNodes[1], projection) + Math.PI;
+                 var a2 = geoAngle(graph.entity(crossedEdge[0]), graph.entity(crossedEdge[1]), projection) + Math.PI;
+                 var crossingAngle = Math.max(a1, a2) - Math.min(a1, a2);
+                 if (crossingAngle > Math.PI) crossingAngle -= Math.PI; // lengthen the structure to account for the angle of the crossing
 
-       // hide class, which sets display=none, and a d3 transition for opacity.
-       // this will cause blinking when called repeatedly, so check that the
-       // value actually changes between calls.
+                 structLengthMeters = structLengthMeters / 2 / Math.sin(crossingAngle) * 2; // add padding since the structure must extend past the edges of the crossed feature
 
-       function uiToggle(show, callback) {
-         return function (selection) {
-           selection.style('opacity', show ? 0 : 1).classed('hide', false).transition().style('opacity', show ? 1 : 0).on('end', function () {
-             select(this).classed('hide', !show).style('opacity', null);
-             if (callback) callback.apply(this);
-           });
-         };
-       }
+                 structLengthMeters += 4; // clamp the length to a reasonable range
 
-       function uiDisclosure(context, key, expandedDefault) {
-         var dispatch$1 = dispatch('toggled');
+                 structLengthMeters = Math.min(Math.max(structLengthMeters, 4), 50);
 
-         var _expanded;
+                 function geomToProj(geoPoint) {
+                   return [geoLonToMeters(geoPoint[0], geoPoint[1]), geoLatToMeters(geoPoint[1])];
+                 }
 
-         var _label = utilFunctor('');
+                 function projToGeom(projPoint) {
+                   var lat = geoMetersToLat(projPoint[1]);
+                   return [geoMetersToLon(projPoint[0], lat), lat];
+                 }
 
-         var _updatePreference = true;
+                 var projEdgeNode1 = geomToProj(edgeNodes[0].loc);
+                 var projEdgeNode2 = geomToProj(edgeNodes[1].loc);
+                 var projectedAngle = geoVecAngle(projEdgeNode1, projEdgeNode2);
+                 var projectedCrossingLoc = geomToProj(crossingLoc);
+                 var linearToSphericalMetersRatio = geoVecLength(projEdgeNode1, projEdgeNode2) / geoSphericalDistance(edgeNodes[0].loc, edgeNodes[1].loc);
 
-         var _content = function _content() {};
+                 function locSphericalDistanceFromCrossingLoc(angle, distanceMeters) {
+                   var lengthSphericalMeters = distanceMeters * linearToSphericalMetersRatio;
+                   return projToGeom([projectedCrossingLoc[0] + Math.cos(angle) * lengthSphericalMeters, projectedCrossingLoc[1] + Math.sin(angle) * lengthSphericalMeters]);
+                 }
 
-         var disclosure = function disclosure(selection) {
-           if (_expanded === undefined || _expanded === null) {
-             // loading _expanded here allows it to be reset by calling `disclosure.expanded(null)`
-             var preference = corePreferences('disclosure.' + key + '.expanded');
-             _expanded = preference === null ? !!expandedDefault : preference === 'true';
-           }
+                 var endpointLocGetter1 = function endpointLocGetter1(lengthMeters) {
+                   return locSphericalDistanceFromCrossingLoc(projectedAngle, lengthMeters);
+                 };
 
-           var hideToggle = selection.selectAll('.hide-toggle-' + key).data([0]); // enter
+                 var endpointLocGetter2 = function endpointLocGetter2(lengthMeters) {
+                   return locSphericalDistanceFromCrossingLoc(projectedAngle + Math.PI, lengthMeters);
+                 }; // avoid creating very short edges from splitting too close to another node
 
-           var hideToggleEnter = hideToggle.enter().append('a').attr('href', '#').attr('class', 'hide-toggle hide-toggle-' + key).call(svgIcon('', 'pre-text', 'hide-toggle-icon'));
-           hideToggleEnter.append('span').attr('class', 'hide-toggle-text'); // update
 
-           hideToggle = hideToggleEnter.merge(hideToggle);
-           hideToggle.on('click', toggle).classed('expanded', _expanded);
-           hideToggle.selectAll('.hide-toggle-text').html(_label());
-           hideToggle.selectAll('.hide-toggle-icon').attr('xlink:href', _expanded ? '#iD-icon-down' : _mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-backward' : '#iD-icon-forward');
-           var wrap = selection.selectAll('.disclosure-wrap').data([0]); // enter/update
+                 var minEdgeLengthMeters = 0.55; // decide where to bound the structure along the way, splitting as necessary
 
-           wrap = wrap.enter().append('div').attr('class', 'disclosure-wrap disclosure-wrap-' + key).merge(wrap).classed('hide', !_expanded);
+                 function determineEndpoint(edge, endNode, locGetter) {
+                   var newNode;
+                   var idealLengthMeters = structLengthMeters / 2; // distance between the crossing location and the end of the edge,
+                   // the maximum length of this side of the structure
 
-           if (_expanded) {
-             wrap.call(_content);
-           }
+                   var crossingToEdgeEndDistance = geoSphericalDistance(crossingLoc, endNode.loc);
 
-           function toggle(d3_event) {
-             d3_event.preventDefault();
-             _expanded = !_expanded;
+                   if (crossingToEdgeEndDistance - idealLengthMeters > minEdgeLengthMeters) {
+                     // the edge is long enough to insert a new node
+                     // the loc that would result in the full expected length
+                     var idealNodeLoc = locGetter(idealLengthMeters);
+                     newNode = osmNode();
+                     graph = actionAddMidpoint({
+                       loc: idealNodeLoc,
+                       edge: edge
+                     }, newNode)(graph);
+                   } else {
+                     var edgeCount = 0;
+                     endNode.parentIntersectionWays(graph).forEach(function (way) {
+                       way.nodes.forEach(function (nodeID) {
+                         if (nodeID === endNode.id) {
+                           if (endNode.id === way.first() && endNode.id !== way.last() || endNode.id === way.last() && endNode.id !== way.first()) {
+                             edgeCount += 1;
+                           } else {
+                             edgeCount += 2;
+                           }
+                         }
+                       });
+                     });
 
-             if (_updatePreference) {
-               corePreferences('disclosure.' + key + '.expanded', _expanded);
-             }
+                     if (edgeCount >= 3) {
+                       // the end node is a junction, try to leave a segment
+                       // between it and the structure - #7202
+                       var insetLength = crossingToEdgeEndDistance - minEdgeLengthMeters;
 
-             hideToggle.classed('expanded', _expanded);
-             hideToggle.selectAll('.hide-toggle-icon').attr('xlink:href', _expanded ? '#iD-icon-down' : _mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-backward' : '#iD-icon-forward');
-             wrap.call(uiToggle(_expanded));
+                       if (insetLength > minEdgeLengthMeters) {
+                         var insetNodeLoc = locGetter(insetLength);
+                         newNode = osmNode();
+                         graph = actionAddMidpoint({
+                           loc: insetNodeLoc,
+                           edge: edge
+                         }, newNode)(graph);
+                       }
+                     }
+                   } // if the edge is too short to subdivide as desired, then
+                   // just bound the structure at the existing end node
 
-             if (_expanded) {
-               wrap.call(_content);
-             }
 
-             dispatch$1.call('toggled', this, _expanded);
-           }
-         };
+                   if (!newNode) newNode = endNode;
+                   var splitAction = actionSplit([newNode.id]).limitWays(resultWayIDs); // only split selected or created ways
+                   // do the split
 
-         disclosure.label = function (val) {
-           if (!arguments.length) return _label;
-           _label = utilFunctor(val);
-           return disclosure;
-         };
+                   graph = splitAction(graph);
 
-         disclosure.expanded = function (val) {
-           if (!arguments.length) return _expanded;
-           _expanded = val;
-           return disclosure;
-         };
+                   if (splitAction.getCreatedWayIDs().length) {
+                     resultWayIDs.push(splitAction.getCreatedWayIDs()[0]);
+                   }
 
-         disclosure.updatePreference = function (val) {
-           if (!arguments.length) return _updatePreference;
-           _updatePreference = val;
-           return disclosure;
-         };
+                   return newNode;
+                 }
 
-         disclosure.content = function (val) {
-           if (!arguments.length) return _content;
-           _content = val;
-           return disclosure;
-         };
+                 var structEndNode1 = determineEndpoint(edge, edgeNodes[1], endpointLocGetter1);
+                 var structEndNode2 = determineEndpoint([edgeNodes[0].id, structEndNode1.id], edgeNodes[0], endpointLocGetter2);
+                 var structureWay = resultWayIDs.map(function (id) {
+                   return graph.entity(id);
+                 }).find(function (way) {
+                   return way.nodes.indexOf(structEndNode1.id) !== -1 && way.nodes.indexOf(structEndNode2.id) !== -1;
+                 });
+                 var tags = Object.assign({}, structureWay.tags); // copy tags
 
-         return utilRebind(disclosure, dispatch$1, 'on');
-       }
+                 if (bridgeOrTunnel === 'bridge') {
+                   tags.bridge = 'yes';
+                   tags.layer = '1';
+                 } else {
+                   var tunnelValue = 'yes';
 
-       // Can be labeled and collapsible.
+                   if (getFeatureType(structureWay, graph) === 'waterway') {
+                     // use `tunnel=culvert` for waterways by default
+                     tunnelValue = 'culvert';
+                   }
 
-       function uiSection(id, context) {
-         var _classes = utilFunctor('');
+                   tags.tunnel = tunnelValue;
+                   tags.layer = '-1';
+                 } // apply the structure tags to the way
 
-         var _shouldDisplay;
 
-         var _content;
+                 graph = actionChangeTags(structureWay.id, tags)(graph);
+                 return graph;
+               };
 
-         var _disclosure;
+               context.perform(action, _t('issues.fix.' + fixTitleID + '.annotation'));
+               context.enter(modeSelect(context, resultWayIDs));
+             }
+           });
+         }
 
-         var _label;
+         function makeConnectWaysFix(connectionTags) {
+           var fixTitleID = 'connect_features';
 
-         var _expandedByDefault = utilFunctor(true);
+           if (connectionTags.ford) {
+             fixTitleID = 'connect_using_ford';
+           }
 
-         var _disclosureContent;
+           return new validationIssueFix({
+             icon: 'iD-icon-crossing',
+             title: _t.html('issues.fix.' + fixTitleID + '.title'),
+             onClick: function onClick(context) {
+               var loc = this.issue.loc;
+               var connectionTags = this.issue.data.connectionTags;
+               var edges = this.issue.data.edges;
+               context.perform(function actionConnectCrossingWays(graph) {
+                 // create the new node for the points
+                 var node = osmNode({
+                   loc: loc,
+                   tags: connectionTags
+                 });
+                 graph = graph.replace(node);
+                 var nodesToMerge = [node.id];
+                 var mergeThresholdInMeters = 0.75;
+                 edges.forEach(function (edge) {
+                   var edgeNodes = [graph.entity(edge[0]), graph.entity(edge[1])];
+                   var nearby = geoSphericalClosestNode(edgeNodes, loc); // if there is already a suitable node nearby, use that
+                   // use the node if node has no interesting tags or if it is a crossing node #8326
 
-         var _disclosureExpanded;
+                   if ((!nearby.node.hasInterestingTags() || nearby.node.isCrossing()) && nearby.distance < mergeThresholdInMeters) {
+                     nodesToMerge.push(nearby.node.id); // else add the new node to the way
+                   } else {
+                     graph = actionAddMidpoint({
+                       loc: loc,
+                       edge: edge
+                     }, node)(graph);
+                   }
+                 });
 
-         var _containerSelection = select(null);
+                 if (nodesToMerge.length > 1) {
+                   // if we're using nearby nodes, merge them with the new node
+                   graph = actionMergeNodes(nodesToMerge, loc)(graph);
+                 }
 
-         var section = {
-           id: id
-         };
+                 return graph;
+               }, _t('issues.fix.connect_crossing_features.annotation'));
+             }
+           });
+         }
 
-         section.classes = function (val) {
-           if (!arguments.length) return _classes;
-           _classes = utilFunctor(val);
-           return section;
-         };
+         function makeChangeLayerFix(higherOrLower) {
+           return new validationIssueFix({
+             icon: 'iD-icon-' + (higherOrLower === 'higher' ? 'up' : 'down'),
+             title: _t.html('issues.fix.tag_this_as_' + higherOrLower + '.title'),
+             onClick: function onClick(context) {
+               var mode = context.mode();
+               if (!mode || mode.id !== 'select') return;
+               var selectedIDs = mode.selectedIDs();
+               if (selectedIDs.length !== 1) return;
+               var selectedID = selectedIDs[0];
+               if (!this.issue.entityIds.some(function (entityId) {
+                 return entityId === selectedID;
+               })) return;
+               var entity = context.hasEntity(selectedID);
+               if (!entity) return;
+               var tags = Object.assign({}, entity.tags); // shallow copy
 
-         section.label = function (val) {
-           if (!arguments.length) return _label;
-           _label = utilFunctor(val);
-           return section;
-         };
+               var layer = tags.layer && Number(tags.layer);
 
-         section.expandedByDefault = function (val) {
-           if (!arguments.length) return _expandedByDefault;
-           _expandedByDefault = utilFunctor(val);
-           return section;
-         };
+               if (layer && !isNaN(layer)) {
+                 if (higherOrLower === 'higher') {
+                   layer += 1;
+                 } else {
+                   layer -= 1;
+                 }
+               } else {
+                 if (higherOrLower === 'higher') {
+                   layer = 1;
+                 } else {
+                   layer = -1;
+                 }
+               }
 
-         section.shouldDisplay = function (val) {
-           if (!arguments.length) return _shouldDisplay;
-           _shouldDisplay = utilFunctor(val);
-           return section;
-         };
+               tags.layer = layer.toString();
+               context.perform(actionChangeTags(entity.id, tags), _t('operations.change_tags.annotation'));
+             }
+           });
+         }
 
-         section.content = function (val) {
-           if (!arguments.length) return _content;
-           _content = val;
-           return section;
-         };
+         validation.type = type;
+         return validation;
+       }
 
-         section.disclosureContent = function (val) {
-           if (!arguments.length) return _disclosureContent;
-           _disclosureContent = val;
-           return section;
-         };
+       function behaviorDrawWay(context, wayID, mode, startGraph) {
+         var keybinding = utilKeybinding('drawWay');
+         var dispatch = dispatch$8('rejectedSelfIntersection');
+         var behavior = behaviorDraw(context); // Must be set by `drawWay.nodeIndex` before each install of this behavior.
 
-         section.disclosureExpanded = function (val) {
-           if (!arguments.length) return _disclosureExpanded;
-           _disclosureExpanded = val;
-           return section;
-         }; // may be called multiple times
+         var _nodeIndex;
 
+         var _origWay;
 
-         section.render = function (selection) {
-           _containerSelection = selection.selectAll('.section-' + id).data([0]);
+         var _wayGeometry;
 
-           var sectionEnter = _containerSelection.enter().append('div').attr('class', 'section section-' + id + ' ' + (_classes && _classes() || ''));
+         var _headNodeID;
 
-           _containerSelection = sectionEnter.merge(_containerSelection);
+         var _annotation;
 
-           _containerSelection.call(renderContent);
-         };
+         var _pointerHasMoved = false; // The osmNode to be placed.
+         // This is temporary and just follows the mouse cursor until an "add" event occurs.
 
-         section.reRender = function () {
-           _containerSelection.call(renderContent);
-         };
+         var _drawNode;
 
-         section.selection = function () {
-           return _containerSelection;
-         };
+         var _didResolveTempEdit = false;
 
-         section.disclosure = function () {
-           return _disclosure;
-         }; // may be called multiple times
+         function createDrawNode(loc) {
+           // don't make the draw node until we actually need it
+           _drawNode = osmNode({
+             loc: loc
+           });
+           context.pauseChangeDispatch();
+           context.replace(function actionAddDrawNode(graph) {
+             // add the draw node to the graph and insert it into the way
+             var way = graph.entity(wayID);
+             return graph.replace(_drawNode).replace(way.addNode(_drawNode.id, _nodeIndex));
+           }, _annotation);
+           context.resumeChangeDispatch();
+           setActiveElements();
+         }
 
+         function removeDrawNode() {
+           context.pauseChangeDispatch();
+           context.replace(function actionDeleteDrawNode(graph) {
+             var way = graph.entity(wayID);
+             return graph.replace(way.removeNode(_drawNode.id)).remove(_drawNode);
+           }, _annotation);
+           _drawNode = undefined;
+           context.resumeChangeDispatch();
+         }
 
-         function renderContent(selection) {
-           if (_shouldDisplay) {
-             var shouldDisplay = _shouldDisplay();
+         function keydown(d3_event) {
+           if (d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
+             if (context.surface().classed('nope')) {
+               context.surface().classed('nope-suppressed', true);
+             }
 
-             selection.classed('hide', !shouldDisplay);
+             context.surface().classed('nope', false).classed('nope-disabled', true);
+           }
+         }
 
-             if (!shouldDisplay) {
-               selection.html('');
-               return;
+         function keyup(d3_event) {
+           if (d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
+             if (context.surface().classed('nope-suppressed')) {
+               context.surface().classed('nope', true);
              }
+
+             context.surface().classed('nope-suppressed', false).classed('nope-disabled', false);
            }
+         }
 
-           if (_disclosureContent) {
-             if (!_disclosure) {
-               _disclosure = uiDisclosure(context, id.replace(/-/g, '_'), _expandedByDefault()).label(_label || '')
-               /*.on('toggled', function(expanded) {
-                   if (expanded) { selection.node().parentNode.scrollTop += 200; }
-               })*/
-               .content(_disclosureContent);
-             }
+         function allowsVertex(d) {
+           return d.geometry(context.graph()) === 'vertex' || _mainPresetIndex.allowsVertex(d, context.graph());
+         } // related code
+         // - `mode/drag_node.js`     `doMove()`
+         // - `behavior/draw.js`      `click()`
+         // - `behavior/draw_way.js`  `move()`
 
-             if (_disclosureExpanded !== undefined) {
-               _disclosure.expanded(_disclosureExpanded);
 
-               _disclosureExpanded = undefined;
-             }
+         function move(d3_event, datum) {
+           var loc = context.map().mouseCoordinates();
+           if (!_drawNode) createDrawNode(loc);
+           context.surface().classed('nope-disabled', d3_event.altKey);
+           var targetLoc = datum && datum.properties && datum.properties.entity && allowsVertex(datum.properties.entity) && datum.properties.entity.loc;
+           var targetNodes = datum && datum.properties && datum.properties.nodes;
 
-             selection.call(_disclosure);
-             return;
+           if (targetLoc) {
+             // snap to node/vertex - a point target with `.loc`
+             loc = targetLoc;
+           } else if (targetNodes) {
+             // snap to way - a line target with `.nodes`
+             var choice = geoChooseEdge(targetNodes, context.map().mouse(), context.projection, _drawNode.id);
+
+             if (choice) {
+               loc = choice.loc;
+             }
            }
 
-           if (_content) {
-             selection.call(_content);
+           context.replace(actionMoveNode(_drawNode.id, loc), _annotation);
+           _drawNode = context.entity(_drawNode.id);
+           checkGeometry(true
+           /* includeDrawNode */
+           );
+         } // Check whether this edit causes the geometry to break.
+         // If so, class the surface with a nope cursor.
+         // `includeDrawNode` - Only check the relevant line segments if finishing drawing
+
+
+         function checkGeometry(includeDrawNode) {
+           var nopeDisabled = context.surface().classed('nope-disabled');
+           var isInvalid = isInvalidGeometry(includeDrawNode);
+
+           if (nopeDisabled) {
+             context.surface().classed('nope', false).classed('nope-suppressed', isInvalid);
+           } else {
+             context.surface().classed('nope', isInvalid).classed('nope-suppressed', false);
            }
          }
 
-         return section;
-       }
-
-       // {
-       //   key: 'string',     // required
-       //   value: 'string'    // optional
-       // }
-       //   -or-
-       // {
-       //   qid: 'string'      // brand wikidata  (e.g. 'Q37158')
-       // }
-       //
+         function isInvalidGeometry(includeDrawNode) {
+           var testNode = _drawNode; // we only need to test the single way we're drawing
 
-       function uiTagReference(what) {
-         var wikibase = what.qid ? services.wikidata : services.osmWikibase;
-         var tagReference = {};
+           var parentWay = context.graph().entity(wayID);
+           var nodes = context.graph().childNodes(parentWay).slice(); // shallow copy
 
-         var _button = select(null);
+           if (includeDrawNode) {
+             if (parentWay.isClosed()) {
+               // don't test the last segment for closed ways - #4655
+               // (still test the first segment)
+               nodes.pop();
+             }
+           } else {
+             // discount the draw node
+             if (parentWay.isClosed()) {
+               if (nodes.length < 3) return false;
+               if (_drawNode) nodes.splice(-2, 1);
+               testNode = nodes[nodes.length - 2];
+             } else {
+               // there's nothing we need to test if we ignore the draw node on open ways
+               return false;
+             }
+           }
 
-         var _body = select(null);
+           return testNode && geoHasSelfIntersections(nodes, testNode.id);
+         }
 
-         var _loaded;
+         function undone() {
+           // undoing removed the temp edit
+           _didResolveTempEdit = true;
+           context.pauseChangeDispatch();
+           var nextMode;
 
-         var _showing;
+           if (context.graph() === startGraph) {
+             // We've undone back to the initial state before we started drawing.
+             // Just exit the draw mode without undoing whatever we did before
+             // we entered the draw mode.
+             nextMode = modeSelect(context, [wayID]);
+           } else {
+             // The `undo` only removed the temporary edit, so here we have to
+             // manually undo to actually remove the last node we added. We can't
+             // use the `undo` function since the initial "add" graph doesn't have
+             // an annotation and so cannot be undone to.
+             context.pop(1); // continue drawing
 
-         function load() {
-           if (!wikibase) return;
+             nextMode = mode;
+           } // clear the redo stack by adding and removing a blank edit
 
-           _button.classed('tag-reference-loading', true);
 
-           wikibase.getDocs(what, gotDocs);
+           context.perform(actionNoop());
+           context.pop(1);
+           context.resumeChangeDispatch();
+           context.enter(nextMode);
          }
 
-         function gotDocs(err, docs) {
-           _body.html('');
-
-           if (!docs || !docs.title) {
-             _body.append('p').attr('class', 'tag-reference-description').html(_t.html('inspector.no_documentation_key'));
+         function setActiveElements() {
+           if (!_drawNode) return;
+           context.surface().selectAll('.' + _drawNode.id).classed('active', true);
+         }
 
-             done();
-             return;
+         function resetToStartGraph() {
+           while (context.graph() !== startGraph) {
+             context.pop();
            }
+         }
 
-           if (docs.imageURL) {
-             _body.append('img').attr('class', 'tag-reference-wiki-image').attr('src', docs.imageURL).on('load', function () {
-               done();
-             }).on('error', function () {
-               select(this).remove();
-               done();
-             });
+         var drawWay = function drawWay(surface) {
+           _drawNode = undefined;
+           _didResolveTempEdit = false;
+           _origWay = context.entity(wayID);
+
+           if (typeof _nodeIndex === 'number') {
+             _headNodeID = _origWay.nodes[_nodeIndex];
+           } else if (_origWay.isClosed()) {
+             _headNodeID = _origWay.nodes[_origWay.nodes.length - 2];
            } else {
-             done();
+             _headNodeID = _origWay.nodes[_origWay.nodes.length - 1];
            }
 
-           _body.append('p').attr('class', 'tag-reference-description').html(docs.description ? _mainLocalizer.htmlForLocalizedText(docs.description, docs.descriptionLocaleCode) : _t.html('inspector.no_documentation_key')).append('a').attr('class', 'tag-reference-edit').attr('target', '_blank').attr('title', _t('inspector.edit_reference')).attr('href', docs.editURL).call(svgIcon('#iD-icon-edit', 'inline'));
-
-           if (docs.wiki) {
-             _body.append('a').attr('class', 'tag-reference-link').attr('target', '_blank').attr('href', docs.wiki.url).call(svgIcon('#iD-icon-out-link', 'inline')).append('span').html(_t.html(docs.wiki.text));
-           } // Add link to info about "good changeset comments" - #2923
+           _wayGeometry = _origWay.geometry(context.graph());
+           _annotation = _t((_origWay.nodes.length === (_origWay.isClosed() ? 2 : 1) ? 'operations.start.annotation.' : 'operations.continue.annotation.') + _wayGeometry);
+           _pointerHasMoved = false; // Push an annotated state for undo to return back to.
+           // We must make sure to replace or remove it later.
 
+           context.pauseChangeDispatch();
+           context.perform(actionNoop(), _annotation);
+           context.resumeChangeDispatch();
+           behavior.hover().initialNodeID(_headNodeID);
+           behavior.on('move', function () {
+             _pointerHasMoved = true;
+             move.apply(this, arguments);
+           }).on('down', function () {
+             move.apply(this, arguments);
+           }).on('downcancel', function () {
+             if (_drawNode) removeDrawNode();
+           }).on('click', drawWay.add).on('clickWay', drawWay.addWay).on('clickNode', drawWay.addNode).on('undo', context.undo).on('cancel', drawWay.cancel).on('finish', drawWay.finish);
+           select(window).on('keydown.drawWay', keydown).on('keyup.drawWay', keyup);
+           context.map().dblclickZoomEnable(false).on('drawn.draw', setActiveElements);
+           setActiveElements();
+           surface.call(behavior);
+           context.history().on('undone.draw', undone);
+         };
 
-           if (what.key === 'comment') {
-             _body.append('a').attr('class', 'tag-reference-comment-link').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).attr('href', _t('commit.about_changeset_comments_link')).append('span').html(_t.html('commit.about_changeset_comments'));
+         drawWay.off = function (surface) {
+           if (!_didResolveTempEdit) {
+             // Drawing was interrupted unexpectedly.
+             // This can happen if the user changes modes,
+             // clicks geolocate button, a hashchange event occurs, etc.
+             context.pauseChangeDispatch();
+             resetToStartGraph();
+             context.resumeChangeDispatch();
            }
-         }
-
-         function done() {
-           _loaded = true;
-
-           _button.classed('tag-reference-loading', false);
 
-           _body.classed('expanded', true).transition().duration(200).style('max-height', '200px').style('opacity', '1');
+           _drawNode = undefined;
+           _nodeIndex = undefined;
+           context.map().on('drawn.draw', null);
+           surface.call(behavior.off).selectAll('.active').classed('active', false);
+           surface.classed('nope', false).classed('nope-suppressed', false).classed('nope-disabled', false);
+           select(window).on('keydown.drawWay', null).on('keyup.drawWay', null);
+           context.history().on('undone.draw', null);
+         };
 
-           _showing = true;
+         function attemptAdd(d, loc, doAdd) {
+           if (_drawNode) {
+             // move the node to the final loc in case move wasn't called
+             // consistently (e.g. on touch devices)
+             context.replace(actionMoveNode(_drawNode.id, loc), _annotation);
+             _drawNode = context.entity(_drawNode.id);
+           } else {
+             createDrawNode(loc);
+           }
 
-           _button.selectAll('svg.icon use').each(function () {
-             var iconUse = select(this);
+           checkGeometry(true
+           /* includeDrawNode */
+           );
 
-             if (iconUse.attr('href') === '#iD-icon-info') {
-               iconUse.attr('href', '#iD-icon-info-filled');
+           if (d && d.properties && d.properties.nope || context.surface().classed('nope')) {
+             if (!_pointerHasMoved) {
+               // prevent the temporary draw node from appearing on touch devices
+               removeDrawNode();
              }
-           });
-         }
-
-         function hide() {
-           _body.transition().duration(200).style('max-height', '0px').style('opacity', '0').on('end', function () {
-             _body.classed('expanded', false);
-           });
 
-           _showing = false;
-
-           _button.selectAll('svg.icon use').each(function () {
-             var iconUse = select(this);
+             dispatch.call('rejectedSelfIntersection', this);
+             return; // can't click here
+           }
 
-             if (iconUse.attr('href') === '#iD-icon-info-filled') {
-               iconUse.attr('href', '#iD-icon-info');
-             }
-           });
-         }
+           context.pauseChangeDispatch();
+           doAdd(); // we just replaced the temporary edit with the real one
 
-         tagReference.button = function (selection, klass, iconName) {
-           _button = selection.selectAll('.tag-reference-button').data([0]);
-           _button = _button.enter().append('button').attr('class', 'tag-reference-button ' + (klass || '')).attr('title', _t('icons.information')).call(svgIcon('#iD-icon-' + (iconName || 'inspect'))).merge(_button);
+           _didResolveTempEdit = true;
+           context.resumeChangeDispatch();
+           context.enter(mode);
+         } // Accept the current position of the drawing node
 
-           _button.on('click', function (d3_event) {
-             d3_event.stopPropagation();
-             d3_event.preventDefault();
-             this.blur(); // avoid keeping focus on the button - #4641
 
-             if (_showing) {
-               hide();
-             } else if (_loaded) {
-               done();
-             } else {
-               load();
-             }
+         drawWay.add = function (loc, d) {
+           attemptAdd(d, loc, function () {// don't need to do anything extra
            });
-         };
+         }; // Connect the way to an existing way
 
-         tagReference.body = function (selection) {
-           var itemID = what.qid || what.key + '-' + (what.value || '');
-           _body = selection.selectAll('.tag-reference-body').data([itemID], function (d) {
-             return d;
-           });
 
-           _body.exit().remove();
+         drawWay.addWay = function (loc, edge, d) {
+           attemptAdd(d, loc, function () {
+             context.replace(actionAddMidpoint({
+               loc: loc,
+               edge: edge
+             }, _drawNode), _annotation);
+           });
+         }; // Connect the way to an existing node
 
-           _body = _body.enter().append('div').attr('class', 'tag-reference-body').style('max-height', '0').style('opacity', '0').merge(_body);
 
-           if (_showing === false) {
-             hide();
+         drawWay.addNode = function (node, d) {
+           // finish drawing if the mapper targets the prior node
+           if (node.id === _headNodeID || // or the first node when drawing an area
+           _origWay.isClosed() && node.id === _origWay.first()) {
+             drawWay.finish();
+             return;
            }
-         };
-
-         tagReference.showing = function (val) {
-           if (!arguments.length) return _showing;
-           _showing = val;
-           return tagReference;
-         };
-
-         return tagReference;
-       }
 
-       function uiSectionRawTagEditor(id, context) {
-         var section = uiSection(id, context).classes('raw-tag-editor').label(function () {
-           var count = Object.keys(_tags).filter(function (d) {
-             return d;
-           }).length;
-           return _t('inspector.title_count', {
-             title: _t.html('inspector.tags'),
-             count: count
+           attemptAdd(d, node.loc, function () {
+             context.replace(function actionReplaceDrawNode(graph) {
+               // remove the temporary draw node and insert the existing node
+               // at the same index
+               graph = graph.replace(graph.entity(wayID).removeNode(_drawNode.id)).remove(_drawNode);
+               return graph.replace(graph.entity(wayID).addNode(node.id, _nodeIndex));
+             }, _annotation);
            });
-         }).expandedByDefault(false).disclosureContent(renderDisclosureContent);
-         var taginfo = services.taginfo;
-         var dispatch$1 = dispatch('change');
-         var availableViews = [{
-           id: 'list',
-           icon: '#fas-th-list'
-         }, {
-           id: 'text',
-           icon: '#fas-i-cursor'
-         }];
-
-         var _tagView = corePreferences('raw-tag-editor-view') || 'list'; // 'list, 'text'
-
+         };
+         /**
+          * @param {(typeof osmWay)[]} ways
+          * @returns {"line" | "area" | "generic"}
+          */
 
-         var _readOnlyTags = []; // the keys in the order we want them to display
 
-         var _orderedKeys = [];
-         var _showBlank = false;
-         var _pendingChange = null;
+         function getFeatureType(ways) {
+           if (ways.every(function (way) {
+             return way.isClosed();
+           })) return 'area';
+           if (ways.every(function (way) {
+             return !way.isClosed();
+           })) return 'line';
+           return 'generic';
+         }
+         /** see PR #8671 */
 
-         var _state;
 
-         var _presets;
+         function followMode() {
+           if (_didResolveTempEdit) return;
 
-         var _tags;
+           try {
+             // get the last 2 added nodes.
+             // check if they are both part of only oneway (the same one)
+             // check if the ways that they're part of are the same way
+             // find index of the last two nodes, to determine the direction to travel around the existing way
+             // add the next node to the way we are drawing
+             // if we're drawing an area, the first node = last node.
+             var isDrawingArea = _origWay.nodes[0] === _origWay.nodes.slice(-1)[0];
 
-         var _entityIDs;
+             var _origWay$nodes$slice = _origWay.nodes.slice(isDrawingArea ? -3 : -2),
+                 _origWay$nodes$slice2 = _slicedToArray(_origWay$nodes$slice, 2),
+                 secondLastNodeId = _origWay$nodes$slice2[0],
+                 lastNodeId = _origWay$nodes$slice2[1]; // Unlike startGraph, the full history graph may contain unsaved vertices to follow.
+             // https://github.com/openstreetmap/iD/issues/8749
 
-         var _didInteract = false;
 
-         function interacted() {
-           _didInteract = true;
-         }
+             var historyGraph = context.history().graph();
 
-         function renderDisclosureContent(wrap) {
-           // remove deleted keys
-           _orderedKeys = _orderedKeys.filter(function (key) {
-             return _tags[key] !== undefined;
-           }); // When switching to a different entity or changing the state (hover/select)
-           // reorder the keys alphabetically.
-           // We trigger this by emptying the `_orderedKeys` array, then it will be rebuilt here.
-           // Otherwise leave their order alone - #5857, #5927
+             if (!lastNodeId || !secondLastNodeId || !historyGraph.hasEntity(lastNodeId) || !historyGraph.hasEntity(secondLastNodeId)) {
+               context.ui().flash.duration(4000).iconName('#iD-icon-no').label(_t.html('operations.follow.error.needs_more_initial_nodes'))();
+               return;
+             } // If the way has looped over itself, follow some other way.
 
-           var all = Object.keys(_tags).sort();
-           var missingKeys = utilArrayDifference(all, _orderedKeys);
 
-           for (var i in missingKeys) {
-             _orderedKeys.push(missingKeys[i]);
-           } // assemble row data
+             var lastNodesParents = historyGraph.parentWays(historyGraph.entity(lastNodeId)).filter(function (w) {
+               return w.id !== wayID;
+             });
+             var secondLastNodesParents = historyGraph.parentWays(historyGraph.entity(secondLastNodeId)).filter(function (w) {
+               return w.id !== wayID;
+             });
+             var featureType = getFeatureType(lastNodesParents);
 
+             if (lastNodesParents.length !== 1 || secondLastNodesParents.length === 0) {
+               context.ui().flash.duration(4000).iconName('#iD-icon-no').label(_t.html("operations.follow.error.intersection_of_multiple_ways.".concat(featureType)))();
+               return;
+             } // Check if the last node's parent is also the parent of the second last node.
+             // The last node must only have one parent, but the second last node can have
+             // multiple parents.
 
-           var rowData = _orderedKeys.map(function (key, i) {
-             return {
-               index: i,
-               key: key,
-               value: _tags[key]
-             };
-           }); // append blank row last, if necessary
 
+             if (!secondLastNodesParents.some(function (n) {
+               return n.id === lastNodesParents[0].id;
+             })) {
+               context.ui().flash.duration(4000).iconName('#iD-icon-no').label(_t.html("operations.follow.error.intersection_of_different_ways.".concat(featureType)))();
+               return;
+             }
 
-           if (!rowData.length || _showBlank) {
-             _showBlank = false;
-             rowData.push({
-               index: rowData.length,
-               key: '',
-               value: ''
-             });
-           } // View Options
+             var way = lastNodesParents[0];
+             var indexOfLast = way.nodes.indexOf(lastNodeId);
+             var indexOfSecondLast = way.nodes.indexOf(secondLastNodeId); // for a closed way, the first/last node is the same so it appears twice in the array,
+             // but indexOf always finds the first occurrence. This is only an issue when following a way
+             // in descending order
 
+             var isDescendingPastZero = indexOfLast === way.nodes.length - 2 && indexOfSecondLast === 0;
+             var nextNodeIndex = indexOfLast + (indexOfLast > indexOfSecondLast && !isDescendingPastZero ? 1 : -1); // if we're following a closed way and we pass the first/last node, the  next index will be -1
 
-           var options = wrap.selectAll('.raw-tag-options').data([0]);
-           options.exit().remove();
-           var optionsEnter = options.enter().insert('div', ':first-child').attr('class', 'raw-tag-options');
-           var optionEnter = optionsEnter.selectAll('.raw-tag-option').data(availableViews, function (d) {
-             return d.id;
-           }).enter();
-           optionEnter.append('button').attr('class', function (d) {
-             return 'raw-tag-option raw-tag-option-' + d.id + (_tagView === d.id ? ' selected' : '');
-           }).attr('title', function (d) {
-             return _t('icons.' + d.id);
-           }).on('click', function (d3_event, d) {
-             _tagView = d.id;
-             corePreferences('raw-tag-editor-view', d.id);
-             wrap.selectAll('.raw-tag-option').classed('selected', function (datum) {
-               return datum === d;
+             if (nextNodeIndex === -1) nextNodeIndex = indexOfSecondLast === 1 ? way.nodes.length - 2 : 1;
+             var nextNode = historyGraph.entity(way.nodes[nextNodeIndex]);
+             drawWay.addNode(nextNode, {
+               geometry: {
+                 type: 'Point',
+                 coordinates: nextNode.loc
+               },
+               id: nextNode.id,
+               properties: {
+                 target: true,
+                 entity: nextNode
+               }
              });
-             wrap.selectAll('.tag-text').classed('hide', d.id !== 'text').each(setTextareaHeight);
-             wrap.selectAll('.tag-list, .add-row').classed('hide', d.id !== 'list');
-           }).each(function (d) {
-             select(this).call(svgIcon(d.icon));
-           }); // View as Text
-
-           var textData = rowsToText(rowData);
-           var textarea = wrap.selectAll('.tag-text').data([0]);
-           textarea = textarea.enter().append('textarea').attr('class', 'tag-text' + (_tagView !== 'text' ? ' hide' : '')).call(utilNoAuto).attr('placeholder', _t('inspector.key_value')).attr('spellcheck', 'false').merge(textarea);
-           textarea.call(utilGetSetValue, textData).each(setTextareaHeight).on('input', setTextareaHeight).on('focus', interacted).on('blur', textChanged).on('change', textChanged); // View as List
+           } catch (ex) {
+             context.ui().flash.duration(4000).iconName('#iD-icon-no').label(_t.html('operations.follow.error.unknown'))();
+           }
+         }
 
-           var list = wrap.selectAll('.tag-list').data([0]);
-           list = list.enter().append('ul').attr('class', 'tag-list' + (_tagView !== 'list' ? ' hide' : '')).merge(list); // Container for the Add button
+         keybinding.on(_t('operations.follow.key'), followMode);
+         select(document).call(keybinding); // Finish the draw operation, removing the temporary edit.
+         // If the way has enough nodes to be valid, it's selected.
+         // Otherwise, delete everything and return to browse mode.
 
-           var addRowEnter = wrap.selectAll('.add-row').data([0]).enter().append('div').attr('class', 'add-row' + (_tagView !== 'list' ? ' hide' : ''));
-           addRowEnter.append('button').attr('class', 'add-tag').call(svgIcon('#iD-icon-plus', 'light')).on('click', addTag);
-           addRowEnter.append('div').attr('class', 'space-value'); // preserve space
+         drawWay.finish = function () {
+           checkGeometry(false
+           /* includeDrawNode */
+           );
 
-           addRowEnter.append('div').attr('class', 'space-buttons'); // preserve space
-           // Tag list items
+           if (context.surface().classed('nope')) {
+             dispatch.call('rejectedSelfIntersection', this);
+             return; // can't click here
+           }
 
-           var items = list.selectAll('.tag-row').data(rowData, function (d) {
-             return d.key;
-           });
-           items.exit().each(unbind).remove(); // Enter
+           context.pauseChangeDispatch(); // remove the temporary edit
 
-           var itemsEnter = items.enter().append('li').attr('class', 'tag-row').classed('readonly', isReadOnly);
-           var innerWrap = itemsEnter.append('div').attr('class', 'inner-wrap');
-           innerWrap.append('div').attr('class', 'key-wrap').append('input').property('type', 'text').attr('class', 'key').call(utilNoAuto).on('focus', interacted).on('blur', keyChange).on('change', keyChange);
-           innerWrap.append('div').attr('class', 'value-wrap').append('input').property('type', 'text').attr('class', 'value').call(utilNoAuto).on('focus', interacted).on('blur', valueChange).on('change', valueChange).on('keydown.push-more', pushMore);
-           innerWrap.append('button').attr('class', 'form-field-button remove').attr('title', _t('icons.remove')).call(svgIcon('#iD-operation-delete')); // Update
+           context.pop(1);
+           _didResolveTempEdit = true;
+           context.resumeChangeDispatch();
+           var way = context.hasEntity(wayID);
 
-           items = items.merge(itemsEnter).sort(function (a, b) {
-             return a.index - b.index;
-           });
-           items.each(function (d) {
-             var row = select(this);
-             var key = row.select('input.key'); // propagate bound data
+           if (!way || way.isDegenerate()) {
+             drawWay.cancel();
+             return;
+           }
 
-             var value = row.select('input.value'); // propagate bound data
+           window.setTimeout(function () {
+             context.map().dblclickZoomEnable(true);
+           }, 1000);
+           var isNewFeature = !mode.isContinuing;
+           context.enter(modeSelect(context, [wayID]).newFeature(isNewFeature));
+         }; // Cancel the draw operation, delete everything, and return to browse mode.
 
-             if (_entityIDs && taginfo && _state !== 'hover') {
-               bindTypeahead(key, value);
-             }
 
-             var referenceOptions = {
-               key: d.key
-             };
+         drawWay.cancel = function () {
+           context.pauseChangeDispatch();
+           resetToStartGraph();
+           context.resumeChangeDispatch();
+           window.setTimeout(function () {
+             context.map().dblclickZoomEnable(true);
+           }, 1000);
+           context.surface().classed('nope', false).classed('nope-disabled', false).classed('nope-suppressed', false);
+           context.enter(modeBrowse(context));
+         };
 
-             if (typeof d.value === 'string') {
-               referenceOptions.value = d.value;
-             }
+         drawWay.nodeIndex = function (val) {
+           if (!arguments.length) return _nodeIndex;
+           _nodeIndex = val;
+           return drawWay;
+         };
 
-             var reference = uiTagReference(referenceOptions);
+         drawWay.activeID = function () {
+           if (!arguments.length) return _drawNode && _drawNode.id; // no assign
 
-             if (_state === 'hover') {
-               reference.showing(false);
-             }
+           return drawWay;
+         };
 
-             row.select('.inner-wrap') // propagate bound data
-             .call(reference.button);
-             row.call(reference.body);
-             row.select('button.remove'); // propagate bound data
-           });
-           items.selectAll('input.key').attr('title', function (d) {
-             return d.key;
-           }).call(utilGetSetValue, function (d) {
-             return d.key;
-           }).attr('readonly', function (d) {
-             return isReadOnly(d) || typeof d.value !== 'string' || null;
-           });
-           items.selectAll('input.value').attr('title', function (d) {
-             return Array.isArray(d.value) ? d.value.filter(Boolean).join('\n') : d.value;
-           }).classed('mixed', function (d) {
-             return Array.isArray(d.value);
-           }).attr('placeholder', function (d) {
-             return typeof d.value === 'string' ? null : _t('inspector.multiple_values');
-           }).call(utilGetSetValue, function (d) {
-             return typeof d.value === 'string' ? d.value : '';
-           }).attr('readonly', function (d) {
-             return isReadOnly(d) || null;
-           });
-           items.selectAll('button.remove').on(('PointerEvent' in window ? 'pointer' : 'mouse') + 'down', removeTag); // 'click' fires too late - #5878
-         }
+         return utilRebind(drawWay, dispatch, 'on');
+       }
 
-         function isReadOnly(d) {
-           for (var i = 0; i < _readOnlyTags.length; i++) {
-             if (d.key.match(_readOnlyTags[i]) !== null) {
-               return true;
-             }
-           }
+       function modeDrawLine(context, wayID, startGraph, button, affix, continuing) {
+         var mode = {
+           button: button,
+           id: 'draw-line'
+         };
+         var behavior = behaviorDrawWay(context, wayID, mode, startGraph).on('rejectedSelfIntersection.modeDrawLine', function () {
+           context.ui().flash.iconName('#iD-icon-no').label(_t.html('self_intersection.error.lines'))();
+         });
+         mode.wayID = wayID;
+         mode.isContinuing = continuing;
 
-           return false;
-         }
+         mode.enter = function () {
+           behavior.nodeIndex(affix === 'prefix' ? 0 : undefined);
+           context.install(behavior);
+         };
 
-         function setTextareaHeight() {
-           if (_tagView !== 'text') return;
-           var selection = select(this);
-           var matches = selection.node().value.match(/\n/g);
-           var lineCount = 2 + Number(matches && matches.length);
-           var lineHeight = 20;
-           selection.style('height', lineCount * lineHeight + 'px');
-         }
+         mode.exit = function () {
+           context.uninstall(behavior);
+         };
 
-         function stringify(s) {
-           return JSON.stringify(s).slice(1, -1); // without leading/trailing "
-         }
+         mode.selectedIDs = function () {
+           return [wayID];
+         };
 
-         function unstringify(s) {
-           var leading = '';
-           var trailing = '';
+         mode.activeID = function () {
+           return behavior && behavior.activeID() || [];
+         };
 
-           if (s.length < 1 || s.charAt(0) !== '"') {
-             leading = '"';
-           }
+         return mode;
+       }
 
-           if (s.length < 2 || s.charAt(s.length - 1) !== '"' || s.charAt(s.length - 1) === '"' && s.charAt(s.length - 2) === '\\') {
-             trailing = '"';
-           }
+       function validationDisconnectedWay() {
+         var type = 'disconnected_way';
 
-           return JSON.parse(leading + s + trailing);
+         function isTaggedAsHighway(entity) {
+           return osmRoutableHighwayTagValues[entity.tags.highway];
          }
 
-         function rowsToText(rows) {
-           var str = rows.filter(function (row) {
-             return row.key && row.key.trim() !== '';
-           }).map(function (row) {
-             var rawVal = row.value;
-             if (typeof rawVal !== 'string') rawVal = '*';
-             var val = rawVal ? stringify(rawVal) : '';
-             return stringify(row.key) + '=' + val;
-           }).join('\n');
-
-           if (_state !== 'hover' && str.length) {
-             return str + '\n';
-           }
+         var validation = function checkDisconnectedWay(entity, graph) {
+           var routingIslandWays = routingIslandForEntity(entity);
+           if (!routingIslandWays) return [];
+           return [new validationIssue({
+             type: type,
+             subtype: 'highway',
+             severity: 'warning',
+             message: function message(context) {
+               var entity = this.entityIds.length && context.hasEntity(this.entityIds[0]);
+               var label = entity && utilDisplayLabel(entity, context.graph());
+               return _t.html('issues.disconnected_way.routable.message', {
+                 count: this.entityIds.length,
+                 highway: label
+               });
+             },
+             reference: showReference,
+             entityIds: Array.from(routingIslandWays).map(function (way) {
+               return way.id;
+             }),
+             dynamicFixes: makeFixes
+           })];
 
-           return str;
-         }
+           function makeFixes(context) {
+             var fixes = [];
+             var singleEntity = this.entityIds.length === 1 && context.hasEntity(this.entityIds[0]);
 
-         function textChanged() {
-           var newText = this.value.trim();
-           var newTags = {};
-           newText.split('\n').forEach(function (row) {
-             var m = row.match(/^\s*([^=]+)=(.*)$/);
+             if (singleEntity) {
+               if (singleEntity.type === 'way' && !singleEntity.isClosed()) {
+                 var textDirection = _mainLocalizer.textDirection();
+                 var startFix = makeContinueDrawingFixIfAllowed(textDirection, singleEntity.first(), 'start');
+                 if (startFix) fixes.push(startFix);
+                 var endFix = makeContinueDrawingFixIfAllowed(textDirection, singleEntity.last(), 'end');
+                 if (endFix) fixes.push(endFix);
+               }
 
-             if (m !== null) {
-               var k = context.cleanTagKey(unstringify(m[1].trim()));
-               var v = context.cleanTagValue(unstringify(m[2].trim()));
-               newTags[k] = v;
-             }
-           });
-           var tagDiff = utilTagDiff(_tags, newTags);
-           if (!tagDiff.length) return;
-           _pendingChange = _pendingChange || {};
-           tagDiff.forEach(function (change) {
-             if (isReadOnly({
-               key: change.key
-             })) return; // skip unchanged multiselection placeholders
+               if (!fixes.length) {
+                 fixes.push(new validationIssueFix({
+                   title: _t.html('issues.fix.connect_feature.title')
+                 }));
+               }
 
-             if (change.newVal === '*' && typeof change.oldVal !== 'string') return;
+               fixes.push(new validationIssueFix({
+                 icon: 'iD-operation-delete',
+                 title: _t.html('issues.fix.delete_feature.title'),
+                 entityIds: [singleEntity.id],
+                 onClick: function onClick(context) {
+                   var id = this.issue.entityIds[0];
+                   var operation = operationDelete(context, [id]);
 
-             if (change.type === '-') {
-               _pendingChange[change.key] = undefined;
-             } else if (change.type === '+') {
-               _pendingChange[change.key] = change.newVal || '';
+                   if (!operation.disabled()) {
+                     operation();
+                   }
+                 }
+               }));
+             } else {
+               fixes.push(new validationIssueFix({
+                 title: _t.html('issues.fix.connect_features.title')
+               }));
              }
-           });
 
-           if (Object.keys(_pendingChange).length === 0) {
-             _pendingChange = null;
-             return;
+             return fixes;
            }
 
-           scheduleChange();
-         }
-
-         function pushMore(d3_event) {
-           // if pressing Tab on the last value field with content, add a blank row
-           if (d3_event.keyCode === 9 && !d3_event.shiftKey && section.selection().selectAll('.tag-list li:last-child input.value').node() === this && utilGetSetValue(select(this))) {
-             addTag();
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.disconnected_way.routable.reference'));
            }
-         }
 
-         function bindTypeahead(key, value) {
-           if (isReadOnly(key.datum())) return;
+           function routingIslandForEntity(entity) {
+             var routingIsland = new Set(); // the interconnected routable features
 
-           if (Array.isArray(value.datum().value)) {
-             value.call(uiCombobox(context, 'tag-value').minItems(1).fetcher(function (value, callback) {
-               var keyString = utilGetSetValue(key);
-               if (!_tags[keyString]) return;
+             var waysToCheck = []; // the queue of remaining routable ways to traverse
 
-               var data = _tags[keyString].filter(Boolean).map(function (tagValue) {
-                 return {
-                   value: tagValue,
-                   title: tagValue
-                 };
+             function queueParentWays(node) {
+               graph.parentWays(node).forEach(function (parentWay) {
+                 if (!routingIsland.has(parentWay) && // only check each feature once
+                 isRoutableWay(parentWay, false)) {
+                   // only check routable features
+                   routingIsland.add(parentWay);
+                   waysToCheck.push(parentWay);
+                 }
                });
-
-               callback(data);
-             }));
-             return;
-           }
-
-           var geometry = context.graph().geometry(_entityIDs[0]);
-           key.call(uiCombobox(context, 'tag-key').fetcher(function (value, callback) {
-             taginfo.keys({
-               debounce: true,
-               geometry: geometry,
-               query: value
-             }, function (err, data) {
-               if (!err) {
-                 var filtered = data.filter(function (d) {
-                   return _tags[d.value] === undefined;
-                 });
-                 callback(sort(value, filtered));
-               }
-             });
-           }));
-           value.call(uiCombobox(context, 'tag-value').fetcher(function (value, callback) {
-             taginfo.values({
-               debounce: true,
-               key: utilGetSetValue(key),
-               geometry: geometry,
-               query: value
-             }, function (err, data) {
-               if (!err) callback(sort(value, data));
-             });
-           }));
-
-           function sort(value, data) {
-             var sameletter = [];
-             var other = [];
-
-             for (var i = 0; i < data.length; i++) {
-               if (data[i].value.substring(0, value.length) === value) {
-                 sameletter.push(data[i]);
-               } else {
-                 other.push(data[i]);
-               }
              }
 
-             return sameletter.concat(other);
-           }
-         }
-
-         function unbind() {
-           var row = select(this);
-           row.selectAll('input.key').call(uiCombobox.off, context);
-           row.selectAll('input.value').call(uiCombobox.off, context);
-         }
+             if (entity.type === 'way' && isRoutableWay(entity, true)) {
+               routingIsland.add(entity);
+               waysToCheck.push(entity);
+             } else if (entity.type === 'node' && isRoutableNode(entity)) {
+               routingIsland.add(entity);
+               queueParentWays(entity);
+             } else {
+               // this feature isn't routable, cannot be a routing island
+               return null;
+             }
 
-         function keyChange(d3_event, d) {
-           if (select(this).attr('readonly')) return;
-           var kOld = d.key; // exit if we are currently about to delete this row anyway - #6366
+             while (waysToCheck.length) {
+               var wayToCheck = waysToCheck.pop();
+               var childNodes = graph.childNodes(wayToCheck);
 
-           if (_pendingChange && _pendingChange.hasOwnProperty(kOld) && _pendingChange[kOld] === undefined) return;
-           var kNew = context.cleanTagKey(this.value.trim()); // allow no change if the key should be readonly
+               for (var i in childNodes) {
+                 var vertex = childNodes[i];
 
-           if (isReadOnly({
-             key: kNew
-           })) {
-             this.value = kOld;
-             return;
-           }
+                 if (isConnectedVertex(vertex)) {
+                   // found a link to the wider network, not a routing island
+                   return null;
+                 }
 
-           if (kNew && kNew !== kOld && _tags[kNew] !== undefined) {
-             // new key is already in use, switch focus to the existing row
-             this.value = kOld; // reset the key
+                 if (isRoutableNode(vertex)) {
+                   routingIsland.add(vertex);
+                 }
 
-             section.selection().selectAll('.tag-list input.value').each(function (d) {
-               if (d.key === kNew) {
-                 // send focus to that other value combo instead
-                 var input = select(this).node();
-                 input.focus();
-                 input.select();
+                 queueParentWays(vertex);
                }
-             });
-             return;
-           }
+             } // no network link found, this is a routing island, return its members
 
-           var row = this.parentNode.parentNode;
-           var inputVal = select(row).selectAll('input.value');
-           var vNew = context.cleanTagValue(utilGetSetValue(inputVal));
-           _pendingChange = _pendingChange || {};
 
-           if (kOld) {
-             _pendingChange[kOld] = undefined;
+             return routingIsland;
            }
 
-           _pendingChange[kNew] = vNew; // update the ordered key index so this row doesn't change position
-
-           var existingKeyIndex = _orderedKeys.indexOf(kOld);
+           function isConnectedVertex(vertex) {
+             // assume ways overlapping unloaded tiles are connected to the wider road network  - #5938
+             var osm = services.osm;
+             if (osm && !osm.isDataLoaded(vertex.loc)) return true; // entrances are considered connected
 
-           if (existingKeyIndex !== -1) _orderedKeys[existingKeyIndex] = kNew;
-           d.key = kNew; // update datum to avoid exit/enter on tag update
+             if (vertex.tags.entrance && vertex.tags.entrance !== 'no') return true;
+             if (vertex.tags.amenity === 'parking_entrance') return true;
+             return false;
+           }
 
-           d.value = vNew;
-           this.value = kNew;
-           utilGetSetValue(inputVal, vNew);
-           scheduleChange();
-         }
+           function isRoutableNode(node) {
+             // treat elevators as distinct features in the highway network
+             if (node.tags.highway === 'elevator') return true;
+             return false;
+           }
 
-         function valueChange(d3_event, d) {
-           if (isReadOnly(d)) return; // exit if this is a multiselection and no value was entered
+           function isRoutableWay(way, ignoreInnerWays) {
+             if (isTaggedAsHighway(way) || way.tags.route === 'ferry') return true;
+             return graph.parentRelations(way).some(function (parentRelation) {
+               if (parentRelation.tags.type === 'route' && parentRelation.tags.route === 'ferry') return true;
+               if (parentRelation.isMultipolygon() && isTaggedAsHighway(parentRelation) && (!ignoreInnerWays || parentRelation.memberById(way.id).role !== 'inner')) return true;
+               return false;
+             });
+           }
 
-           if (typeof d.value !== 'string' && !this.value) return; // exit if we are currently about to delete this row anyway - #6366
+           function makeContinueDrawingFixIfAllowed(textDirection, vertexID, whichEnd) {
+             var vertex = graph.hasEntity(vertexID);
+             if (!vertex || vertex.tags.noexit === 'yes') return null;
+             var useLeftContinue = whichEnd === 'start' && textDirection === 'ltr' || whichEnd === 'end' && textDirection === 'rtl';
+             return new validationIssueFix({
+               icon: 'iD-operation-continue' + (useLeftContinue ? '-left' : ''),
+               title: _t.html('issues.fix.continue_from_' + whichEnd + '.title'),
+               entityIds: [vertexID],
+               onClick: function onClick(context) {
+                 var wayId = this.issue.entityIds[0];
+                 var way = context.hasEntity(wayId);
+                 var vertexId = this.entityIds[0];
+                 var vertex = context.hasEntity(vertexId);
+                 if (!way || !vertex) return; // make sure the vertex is actually visible and editable
 
-           if (_pendingChange && _pendingChange.hasOwnProperty(d.key) && _pendingChange[d.key] === undefined) return;
-           _pendingChange = _pendingChange || {};
-           _pendingChange[d.key] = context.cleanTagValue(this.value);
-           scheduleChange();
-         }
+                 var map = context.map();
 
-         function removeTag(d3_event, d) {
-           if (isReadOnly(d)) return;
+                 if (!context.editable() || !map.trimmedExtent().contains(vertex.loc)) {
+                   map.zoomToEase(vertex);
+                 }
 
-           if (d.key === '') {
-             // removing the blank row
-             _showBlank = false;
-             section.reRender();
-           } else {
-             // remove the key from the ordered key index
-             _orderedKeys = _orderedKeys.filter(function (key) {
-               return key !== d.key;
+                 context.enter(modeDrawLine(context, wayId, context.graph(), 'line', way.affix(vertexId), true));
+               }
              });
-             _pendingChange = _pendingChange || {};
-             _pendingChange[d.key] = undefined;
-             scheduleChange();
            }
-         }
+         };
 
-         function addTag() {
-           // Delay render in case this click is blurring an edited combo.
-           // Without the setTimeout, the `content` render would wipe out the pending tag change.
-           window.setTimeout(function () {
-             _showBlank = true;
-             section.reRender();
-             section.selection().selectAll('.tag-list li:last-child input.key').node().focus();
-           }, 20);
-         }
+         validation.type = type;
+         return validation;
+       }
 
-         function scheduleChange() {
-           // Cache IDs in case the editor is reloaded before the change event is called. - #6028
-           var entityIDs = _entityIDs; // Delay change in case this change is blurring an edited combo. - #5878
+       function validationFormatting() {
+         var type = 'invalid_format';
 
-           window.setTimeout(function () {
-             if (!_pendingChange) return;
-             dispatch$1.call('change', this, entityIDs, _pendingChange);
-             _pendingChange = null;
-           }, 10);
-         }
+         var validation = function validation(entity) {
+           var issues = [];
 
-         section.state = function (val) {
-           if (!arguments.length) return _state;
+           function isValidEmail(email) {
+             // Emails in OSM are going to be official so they should be pretty simple
+             // Using negated lists to better support all possible unicode characters (#6494)
+             var valid_email = /^[^\(\)\\,":;<>@\[\]]+@[^\(\)\\,":;<>@\[\]\.]+(?:\.[a-z0-9-]+)*$/i; // An empty value is also acceptable
 
-           if (_state !== val) {
-             _orderedKeys = [];
-             _state = val;
+             return !email || valid_email.test(email);
            }
 
-           return section;
-         };
-
-         section.presets = function (val) {
-           if (!arguments.length) return _presets;
-           _presets = val;
-
-           if (_presets && _presets.length && _presets[0].isFallback()) {
-             section.disclosureExpanded(true); // don't collapse the disclosure if the mapper used the raw tag editor - #1881
-           } else if (!_didInteract) {
-             section.disclosureExpanded(null);
+           function showReferenceEmail(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.invalid_format.email.reference'));
            }
+           /* see https://github.com/openstreetmap/iD/issues/6831#issuecomment-537121379
+           function isSchemePresent(url) {
+               var valid_scheme = /^https?:\/\//i;
+               return (!url || valid_scheme.test(url));
+           }
+           function showReferenceWebsite(selection) {
+               selection.selectAll('.issue-reference')
+                   .data([0])
+                   .enter()
+                   .append('div')
+                   .attr('class', 'issue-reference')
+                   .call(t.append('issues.invalid_format.website.reference'));
+           }
+            if (entity.tags.website) {
+               // Multiple websites are possible
+               // If ever we support ES6, arrow functions make this nicer
+               var websites = entity.tags.website
+                   .split(';')
+                   .map(function(s) { return s.trim(); })
+                   .filter(function(x) { return !isSchemePresent(x); });
+                if (websites.length) {
+                   issues.push(new validationIssue({
+                       type: type,
+                       subtype: 'website',
+                       severity: 'warning',
+                       message: function(context) {
+                           var entity = context.hasEntity(this.entityIds[0]);
+                           return entity ? t.html('issues.invalid_format.website.message' + this.data,
+                               { feature: utilDisplayLabel(entity, context.graph()), site: websites.join(', ') }) : '';
+                       },
+                       reference: showReferenceWebsite,
+                       entityIds: [entity.id],
+                       hash: websites.join(),
+                       data: (websites.length > 1) ? '_multi' : ''
+                   }));
+               }
+           }*/
 
-           return section;
-         };
-
-         section.tags = function (val) {
-           if (!arguments.length) return _tags;
-           _tags = val;
-           return section;
-         };
 
-         section.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
+           if (entity.tags.email) {
+             // Multiple emails are possible
+             var emails = entity.tags.email.split(';').map(function (s) {
+               return s.trim();
+             }).filter(function (x) {
+               return !isValidEmail(x);
+             });
 
-           if (!_entityIDs || !val || !utilArrayIdentical(_entityIDs, val)) {
-             _entityIDs = val;
-             _orderedKeys = [];
+             if (emails.length) {
+               issues.push(new validationIssue({
+                 type: type,
+                 subtype: 'email',
+                 severity: 'warning',
+                 message: function message(context) {
+                   var entity = context.hasEntity(this.entityIds[0]);
+                   return entity ? _t.html('issues.invalid_format.email.message' + this.data, {
+                     feature: utilDisplayLabel(entity, context.graph()),
+                     email: emails.join(', ')
+                   }) : '';
+                 },
+                 reference: showReferenceEmail,
+                 entityIds: [entity.id],
+                 hash: emails.join(),
+                 data: emails.length > 1 ? '_multi' : ''
+               }));
+             }
            }
 
-           return section;
-         }; // pass an array of regular expressions to test against the tag key
-
-
-         section.readOnlyTags = function (val) {
-           if (!arguments.length) return _readOnlyTags;
-           _readOnlyTags = val;
-           return section;
+           return issues;
          };
 
-         return utilRebind(section, dispatch$1, 'on');
+         validation.type = type;
+         return validation;
        }
 
-       function uiDataEditor(context) {
-         var dataHeader = uiDataHeader();
-         var rawTagEditor = uiSectionRawTagEditor('custom-data-tag-editor', context).expandedByDefault(true).readOnlyTags([/./]);
+       function validationHelpRequest(context) {
+         var type = 'help_request';
 
-         var _datum;
+         var validation = function checkFixmeTag(entity) {
+           if (!entity.tags.fixme) return []; // don't flag fixmes on features added by the user
 
-         function dataEditor(selection) {
-           var header = selection.selectAll('.header').data([0]);
-           var headerEnter = header.enter().append('div').attr('class', 'header fillL');
-           headerEnter.append('button').attr('class', 'close').on('click', function () {
-             context.enter(modeBrowse(context));
-           }).call(svgIcon('#iD-icon-close'));
-           headerEnter.append('h3').html(_t.html('map_data.title'));
-           var body = selection.selectAll('.body').data([0]);
-           body = body.enter().append('div').attr('class', 'body').merge(body);
-           var editor = body.selectAll('.data-editor').data([0]); // enter/update
+           if (entity.version === undefined) return [];
 
-           editor.enter().append('div').attr('class', 'modal-section data-editor').merge(editor).call(dataHeader.datum(_datum));
-           var rte = body.selectAll('.raw-tag-editor').data([0]); // enter/update
+           if (entity.v !== undefined) {
+             var baseEntity = context.history().base().hasEntity(entity.id); // don't flag fixmes added by the user on existing features
 
-           rte.enter().append('div').attr('class', 'raw-tag-editor data-editor').merge(rte).call(rawTagEditor.tags(_datum && _datum.properties || {}).state('hover').render).selectAll('textarea.tag-text').attr('readonly', true).classed('readonly', true);
-         }
+             if (!baseEntity || !baseEntity.tags.fixme) return [];
+           }
 
-         dataEditor.datum = function (val) {
-           if (!arguments.length) return _datum;
-           _datum = val;
-           return this;
+           return [new validationIssue({
+             type: type,
+             subtype: 'fixme_tag',
+             severity: 'warning',
+             message: function message(context) {
+               var entity = context.hasEntity(this.entityIds[0]);
+               return entity ? _t.html('issues.fixme_tag.message', {
+                 feature: utilDisplayLabel(entity, context.graph(), true
+                 /* verbose */
+                 )
+               }) : '';
+             },
+             dynamicFixes: function dynamicFixes() {
+               return [new validationIssueFix({
+                 title: _t.html('issues.fix.address_the_concern.title')
+               })];
+             },
+             reference: showReference,
+             entityIds: [entity.id]
+           })];
+
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.fixme_tag.reference'));
+           }
          };
 
-         return dataEditor;
+         validation.type = type;
+         return validation;
        }
 
-       function modeSelectData(context, selectedDatum) {
-         var mode = {
-           id: 'select-data',
-           button: 'browse'
-         };
-         var keybinding = utilKeybinding('select-data');
-         var dataEditor = uiDataEditor(context);
-         var behaviors = [behaviorBreathe(), behaviorHover(context), behaviorSelect(context), behaviorLasso(context), modeDragNode(context).behavior, modeDragNote(context).behavior]; // class the data as selected, or return to browse mode if the data is gone
-
-         function selectData(d3_event, drawn) {
-           var selection = context.surface().selectAll('.layer-mapdata .data' + selectedDatum.__featurehash__);
+       function validationImpossibleOneway() {
+         var type = 'impossible_oneway';
 
-           if (selection.empty()) {
-             // Return to browse mode if selected DOM elements have
-             // disappeared because the user moved them out of view..
-             var source = d3_event && d3_event.type === 'zoom' && d3_event.sourceEvent;
+         var validation = function checkImpossibleOneway(entity, graph) {
+           if (entity.type !== 'way' || entity.geometry(graph) !== 'line') return [];
+           if (entity.isClosed()) return [];
+           if (!typeForWay(entity)) return [];
+           if (!isOneway(entity)) return [];
+           var firstIssues = issuesForNode(entity, entity.first());
+           var lastIssues = issuesForNode(entity, entity.last());
+           return firstIssues.concat(lastIssues);
 
-             if (drawn && source && (source.type === 'pointermove' || source.type === 'mousemove' || source.type === 'touchmove')) {
-               context.enter(modeBrowse(context));
-             }
-           } else {
-             selection.classed('selected', true);
+           function typeForWay(way) {
+             if (way.geometry(graph) !== 'line') return null;
+             if (osmRoutableHighwayTagValues[way.tags.highway]) return 'highway';
+             if (osmFlowingWaterwayTagValues[way.tags.waterway]) return 'waterway';
+             return null;
            }
-         }
 
-         function esc() {
-           if (context.container().select('.combobox').size()) return;
-           context.enter(modeBrowse(context));
-         }
+           function isOneway(way) {
+             if (way.tags.oneway === 'yes') return true;
+             if (way.tags.oneway) return false;
 
-         mode.zoomToSelected = function () {
-           var extent = geoExtent(d3_geoBounds(selectedDatum));
-           context.map().centerZoomEase(extent.center(), context.map().trimmedExtentZoom(extent));
-         };
+             for (var key in way.tags) {
+               if (osmOneWayTags[key] && osmOneWayTags[key][way.tags[key]]) {
+                 return true;
+               }
+             }
 
-         mode.enter = function () {
-           behaviors.forEach(context.install);
-           keybinding.on(_t('inspector.zoom_to.key'), mode.zoomToSelected).on('⎋', esc, true);
-           select(document).call(keybinding);
-           selectData();
-           var sidebar = context.ui().sidebar;
-           sidebar.show(dataEditor.datum(selectedDatum)); // expand the sidebar, avoid obscuring the data if needed
+             return false;
+           }
 
-           var extent = geoExtent(d3_geoBounds(selectedDatum));
-           sidebar.expand(sidebar.intersects(extent));
-           context.map().on('drawn.select-data', selectData);
-         };
+           function nodeOccursMoreThanOnce(way, nodeID) {
+             var occurrences = 0;
 
-         mode.exit = function () {
-           behaviors.forEach(context.uninstall);
-           select(document).call(keybinding.unbind);
-           context.surface().selectAll('.layer-mapdata .selected').classed('selected hover', false);
-           context.map().on('drawn.select-data', null);
-           context.ui().sidebar.hide();
-         };
+             for (var index in way.nodes) {
+               if (way.nodes[index] === nodeID) {
+                 occurrences += 1;
+                 if (occurrences > 1) return true;
+               }
+             }
 
-         return mode;
-       }
+             return false;
+           }
 
-       function uiImproveOsmComments() {
-         var _qaItem;
+           function isConnectedViaOtherTypes(way, node) {
+             var wayType = typeForWay(way);
 
-         function issueComments(selection) {
-           // make the div immediately so it appears above the buttons
-           var comments = selection.selectAll('.comments-container').data([0]);
-           comments = comments.enter().append('div').attr('class', 'comments-container').merge(comments); // must retrieve comments from API before they can be displayed
+             if (wayType === 'highway') {
+               // entrances are considered connected
+               if (node.tags.entrance && node.tags.entrance !== 'no') return true;
+               if (node.tags.amenity === 'parking_entrance') return true;
+             } else if (wayType === 'waterway') {
+               if (node.id === way.first()) {
+                 // multiple waterways may start at the same spring
+                 if (node.tags.natural === 'spring') return true;
+               } else {
+                 // multiple waterways may end at the same drain
+                 if (node.tags.manhole === 'drain') return true;
+               }
+             }
 
-           services.improveOSM.getComments(_qaItem).then(function (d) {
-             if (!d.comments) return; // nothing to do here
+             return graph.parentWays(node).some(function (parentWay) {
+               if (parentWay.id === way.id) return false;
+
+               if (wayType === 'highway') {
+                 // allow connections to highway areas
+                 if (parentWay.geometry(graph) === 'area' && osmRoutableHighwayTagValues[parentWay.tags.highway]) return true; // count connections to ferry routes as connected
 
-             var commentEnter = comments.selectAll('.comment').data(d.comments).enter().append('div').attr('class', 'comment');
-             commentEnter.append('div').attr('class', 'comment-avatar').call(svgIcon('#iD-icon-avatar', 'comment-avatar-icon'));
-             var mainEnter = commentEnter.append('div').attr('class', 'comment-main');
-             var metadataEnter = mainEnter.append('div').attr('class', 'comment-metadata');
-             metadataEnter.append('div').attr('class', 'comment-author').each(function (d) {
-               var osm = services.osm;
-               var selection = select(this);
+                 if (parentWay.tags.route === 'ferry') return true;
+                 return graph.parentRelations(parentWay).some(function (parentRelation) {
+                   if (parentRelation.tags.type === 'route' && parentRelation.tags.route === 'ferry') return true; // allow connections to highway multipolygons
 
-               if (osm && d.username) {
-                 selection = selection.append('a').attr('class', 'comment-author-link').attr('href', osm.userURL(d.username)).attr('target', '_blank');
+                   return parentRelation.isMultipolygon() && osmRoutableHighwayTagValues[parentRelation.tags.highway];
+                 });
+               } else if (wayType === 'waterway') {
+                 // multiple waterways may start or end at a water body at the same node
+                 if (parentWay.tags.natural === 'water' || parentWay.tags.natural === 'coastline') return true;
                }
 
-               selection.html(function (d) {
-                 return d.username;
-               });
-             });
-             metadataEnter.append('div').attr('class', 'comment-date').html(function (d) {
-               return _t.html('note.status.commented', {
-                 when: localeDateString(d.timestamp)
-               });
-             });
-             mainEnter.append('div').attr('class', 'comment-text').append('p').html(function (d) {
-               return d.text;
+               return false;
              });
-           })["catch"](function (err) {
-             console.log(err); // eslint-disable-line no-console
-           });
-         }
+           }
 
-         function localeDateString(s) {
-           if (!s) return null;
-           var options = {
-             day: 'numeric',
-             month: 'short',
-             year: 'numeric'
-           };
-           var d = new Date(s * 1000); // timestamp is served in seconds, date takes ms
+           function issuesForNode(way, nodeID) {
+             var isFirst = nodeID === way.first();
+             var wayType = typeForWay(way); // ignore if this way is self-connected at this node
 
-           if (isNaN(d.getTime())) return null;
-           return d.toLocaleDateString(_mainLocalizer.localeCode(), options);
-         }
+             if (nodeOccursMoreThanOnce(way, nodeID)) return [];
+             var osm = services.osm;
+             if (!osm) return [];
+             var node = graph.hasEntity(nodeID); // ignore if this node or its tile are unloaded
 
-         issueComments.issue = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return issueComments;
-         };
+             if (!node || !osm.isDataLoaded(node.loc)) return [];
+             if (isConnectedViaOtherTypes(way, node)) return [];
+             var attachedWaysOfSameType = graph.parentWays(node).filter(function (parentWay) {
+               if (parentWay.id === way.id) return false;
+               return typeForWay(parentWay) === wayType;
+             }); // assume it's okay for waterways to start or end disconnected for now
 
-         return issueComments;
-       }
+             if (wayType === 'waterway' && attachedWaysOfSameType.length === 0) return [];
+             var attachedOneways = attachedWaysOfSameType.filter(function (attachedWay) {
+               return isOneway(attachedWay);
+             }); // ignore if the way is connected to some non-oneway features
 
-       function uiImproveOsmDetails(context) {
-         var _qaItem;
+             if (attachedOneways.length < attachedWaysOfSameType.length) return [];
 
-         function issueDetail(d) {
-           if (d.desc) return d.desc;
-           var issueKey = d.issueKey;
-           d.replacements = d.replacements || {};
-           d.replacements["default"] = _t.html('inspector.unknown'); // special key `default` works as a fallback string
+             if (attachedOneways.length) {
+               var connectedEndpointsOkay = attachedOneways.some(function (attachedOneway) {
+                 if ((isFirst ? attachedOneway.first() : attachedOneway.last()) !== nodeID) return true;
+                 if (nodeOccursMoreThanOnce(attachedOneway, nodeID)) return true;
+                 return false;
+               });
+               if (connectedEndpointsOkay) return [];
+             }
 
-           return _t.html("QA.improveOSM.error_types.".concat(issueKey, ".description"), d.replacements);
-         }
+             var placement = isFirst ? 'start' : 'end',
+                 messageID = wayType + '.',
+                 referenceID = wayType + '.';
 
-         function improveOsmDetails(selection) {
-           var details = selection.selectAll('.error-details').data(_qaItem ? [_qaItem] : [], function (d) {
-             return "".concat(d.id, "-").concat(d.status || 0);
-           });
-           details.exit().remove();
-           var detailsEnter = details.enter().append('div').attr('class', 'error-details qa-details-container'); // description
+             if (wayType === 'waterway') {
+               messageID += 'connected.' + placement;
+               referenceID += 'connected';
+             } else {
+               messageID += placement;
+               referenceID += placement;
+             }
 
-           var descriptionEnter = detailsEnter.append('div').attr('class', 'qa-details-subsection');
-           descriptionEnter.append('h4').html(_t.html('QA.keepRight.detail_description'));
-           descriptionEnter.append('div').attr('class', 'qa-details-description-text').html(issueDetail); // If there are entity links in the error message..
+             return [new validationIssue({
+               type: type,
+               subtype: wayType,
+               severity: 'warning',
+               message: function message(context) {
+                 var entity = context.hasEntity(this.entityIds[0]);
+                 return entity ? _t.html('issues.impossible_oneway.' + messageID + '.message', {
+                   feature: utilDisplayLabel(entity, context.graph())
+                 }) : '';
+               },
+               reference: getReference(referenceID),
+               entityIds: [way.id, node.id],
+               dynamicFixes: function dynamicFixes() {
+                 var fixes = [];
 
-           var relatedEntities = [];
-           descriptionEnter.selectAll('.error_entity_link, .error_object_link').attr('href', '#').each(function () {
-             var link = select(this);
-             var isObjectLink = link.classed('error_object_link');
-             var entityID = isObjectLink ? utilEntityRoot(_qaItem.objectType) + _qaItem.objectId : this.textContent;
-             var entity = context.hasEntity(entityID);
-             relatedEntities.push(entityID); // Add click handler
+                 if (attachedOneways.length) {
+                   fixes.push(new validationIssueFix({
+                     icon: 'iD-operation-reverse',
+                     title: _t.html('issues.fix.reverse_feature.title'),
+                     entityIds: [way.id],
+                     onClick: function onClick(context) {
+                       var id = this.issue.entityIds[0];
+                       context.perform(actionReverse(id), _t('operations.reverse.annotation.line', {
+                         n: 1
+                       }));
+                     }
+                   }));
+                 }
 
-             link.on('mouseenter', function () {
-               utilHighlightEntities([entityID], true, context);
-             }).on('mouseleave', function () {
-               utilHighlightEntities([entityID], false, context);
-             }).on('click', function (d3_event) {
-               d3_event.preventDefault();
-               utilHighlightEntities([entityID], false, context);
-               var osmlayer = context.layers().layer('osm');
+                 if (node.tags.noexit !== 'yes') {
+                   var textDirection = _mainLocalizer.textDirection();
+                   var useLeftContinue = isFirst && textDirection === 'ltr' || !isFirst && textDirection === 'rtl';
+                   fixes.push(new validationIssueFix({
+                     icon: 'iD-operation-continue' + (useLeftContinue ? '-left' : ''),
+                     title: _t.html('issues.fix.continue_from_' + (isFirst ? 'start' : 'end') + '.title'),
+                     onClick: function onClick(context) {
+                       var entityID = this.issue.entityIds[0];
+                       var vertexID = this.issue.entityIds[1];
+                       var way = context.entity(entityID);
+                       var vertex = context.entity(vertexID);
+                       continueDrawing(way, vertex, context);
+                     }
+                   }));
+                 }
 
-               if (!osmlayer.enabled()) {
-                 osmlayer.enabled(true);
-               }
+                 return fixes;
+               },
+               loc: node.loc
+             })];
 
-               context.map().centerZoom(_qaItem.loc, 20);
+             function getReference(referenceID) {
+               return function showReference(selection) {
+                 selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.impossible_oneway.' + referenceID + '.reference'));
+               };
+             }
+           }
+         };
 
-               if (entity) {
-                 context.enter(modeSelect(context, [entityID]));
-               } else {
-                 context.loadEntity(entityID, function () {
-                   context.enter(modeSelect(context, [entityID]));
-                 });
-               }
-             }); // Replace with friendly name if possible
-             // (The entity may not yet be loaded into the graph)
+         function continueDrawing(way, vertex, context) {
+           // make sure the vertex is actually visible and editable
+           var map = context.map();
 
-             if (entity) {
-               var name = utilDisplayName(entity); // try to use common name
+           if (!context.editable() || !map.trimmedExtent().contains(vertex.loc)) {
+             map.zoomToEase(vertex);
+           }
 
-               if (!name && !isObjectLink) {
-                 var preset = _mainPresetIndex.match(entity, context.graph());
-                 name = preset && !preset.isFallback() && preset.name(); // fallback to preset name
-               }
+           context.enter(modeDrawLine(context, way.id, context.graph(), 'line', way.affix(vertex.id), true));
+         }
 
-               if (name) {
-                 this.innerText = name;
-               }
-             }
-           }); // Don't hide entities related to this error - #5880
+         validation.type = type;
+         return validation;
+       }
 
-           context.features().forceVisible(relatedEntities);
-           context.map().pan([0, 0]); // trigger a redraw
-         }
+       function validationIncompatibleSource() {
+         var type = 'incompatible_source';
+         var incompatibleRules = [{
+           id: 'amap',
+           regex: /(^amap$|^amap\.com|autonavi|mapabc|高德)/i
+         }, {
+           id: 'baidu',
+           regex: /(baidu|mapbar|百度)/i
+         }, {
+           id: 'google',
+           regex: /google/i,
+           exceptRegex: /((books|drive)\.google|google\s?(books|drive|plus))|(esri\/Google_Africa_Buildings)/i
+         }];
 
-         improveOsmDetails.issue = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return improveOsmDetails;
+         var validation = function checkIncompatibleSource(entity) {
+           var entitySources = entity.tags && entity.tags.source && entity.tags.source.split(';');
+           if (!entitySources) return [];
+           var entityID = entity.id;
+           return entitySources.map(function (source) {
+             var matchRule = incompatibleRules.find(function (rule) {
+               if (!rule.regex.test(source)) return false;
+               if (rule.exceptRegex && rule.exceptRegex.test(source)) return false;
+               return true;
+             });
+             if (!matchRule) return null;
+             return new validationIssue({
+               type: type,
+               severity: 'warning',
+               message: function message(context) {
+                 var entity = context.hasEntity(entityID);
+                 return entity ? _t.html('issues.incompatible_source.feature.message', {
+                   feature: utilDisplayLabel(entity, context.graph(), true
+                   /* verbose */
+                   ),
+                   value: source
+                 }) : '';
+               },
+               reference: getReference(matchRule.id),
+               entityIds: [entityID],
+               hash: source,
+               dynamicFixes: function dynamicFixes() {
+                 return [new validationIssueFix({
+                   title: _t.html('issues.fix.remove_proprietary_data.title')
+                 })];
+               }
+             });
+           }).filter(Boolean);
+
+           function getReference(id) {
+             return function showReference(selection) {
+               selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append("issues.incompatible_source.reference.".concat(id)));
+             };
+           }
          };
 
-         return improveOsmDetails;
+         validation.type = type;
+         return validation;
        }
 
-       function uiImproveOsmHeader() {
-         var _qaItem;
-
-         function issueTitle(d) {
-           var issueKey = d.issueKey;
-           d.replacements = d.replacements || {};
-           d.replacements["default"] = _t.html('inspector.unknown'); // special key `default` works as a fallback string
-
-           return _t.html("QA.improveOSM.error_types.".concat(issueKey, ".title"), d.replacements);
-         }
+       function validationMaprules() {
+         var type = 'maprules';
 
-         function improveOsmHeader(selection) {
-           var header = selection.selectAll('.qa-header').data(_qaItem ? [_qaItem] : [], function (d) {
-             return "".concat(d.id, "-").concat(d.status || 0);
-           });
-           header.exit().remove();
-           var headerEnter = header.enter().append('div').attr('class', 'qa-header');
-           var svgEnter = headerEnter.append('div').attr('class', 'qa-header-icon').classed('new', function (d) {
-             return d.id < 0;
-           }).append('svg').attr('width', '20px').attr('height', '30px').attr('viewbox', '0 0 20 30').attr('class', function (d) {
-             return "preset-icon-28 qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.itemType);
-           });
-           svgEnter.append('polygon').attr('fill', 'currentColor').attr('class', 'qaItem-fill').attr('points', '16,3 4,3 1,6 1,17 4,20 7,20 10,27 13,20 16,20 19,17.033 19,6');
-           svgEnter.append('use').attr('class', 'icon-annotation').attr('width', '13px').attr('height', '13px').attr('transform', 'translate(3.5, 5)').attr('xlink:href', function (d) {
-             var picon = d.icon;
+         var validation = function checkMaprules(entity, graph) {
+           if (!services.maprules) return [];
+           var rules = services.maprules.validationRules();
+           var issues = [];
 
-             if (!picon) {
-               return '';
-             } else {
-               var isMaki = /^maki-/.test(picon);
-               return "#".concat(picon).concat(isMaki ? '-11' : '');
-             }
-           });
-           headerEnter.append('div').attr('class', 'qa-header-label').html(issueTitle);
-         }
+           for (var i = 0; i < rules.length; i++) {
+             var rule = rules[i];
+             rule.findIssues(entity, graph, issues);
+           }
 
-         improveOsmHeader.issue = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return improveOsmHeader;
+           return issues;
          };
 
-         return improveOsmHeader;
+         validation.type = type;
+         return validation;
        }
 
-       function uiImproveOsmEditor(context) {
-         var dispatch$1 = dispatch('change');
-         var qaDetails = uiImproveOsmDetails(context);
-         var qaComments = uiImproveOsmComments();
-         var qaHeader = uiImproveOsmHeader();
+       function validationMismatchedGeometry() {
+         var type = 'mismatched_geometry';
 
-         var _qaItem;
+         function tagSuggestingLineIsArea(entity) {
+           if (entity.type !== 'way' || entity.isClosed()) return null;
+           var tagSuggestingArea = entity.tagSuggestingArea();
 
-         function improveOsmEditor(selection) {
-           var headerEnter = selection.selectAll('.header').data([0]).enter().append('div').attr('class', 'header fillL');
-           headerEnter.append('button').attr('class', 'close').on('click', function () {
-             return context.enter(modeBrowse(context));
-           }).call(svgIcon('#iD-icon-close'));
-           headerEnter.append('h3').html(_t.html('QA.improveOSM.title'));
-           var body = selection.selectAll('.body').data([0]);
-           body = body.enter().append('div').attr('class', 'body').merge(body);
-           var editor = body.selectAll('.qa-editor').data([0]);
-           editor.enter().append('div').attr('class', 'modal-section qa-editor').merge(editor).call(qaHeader.issue(_qaItem)).call(qaDetails.issue(_qaItem)).call(qaComments.issue(_qaItem)).call(improveOsmSaveSection);
-         }
+           if (!tagSuggestingArea) {
+             return null;
+           }
 
-         function improveOsmSaveSection(selection) {
-           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
+           var asLine = _mainPresetIndex.matchTags(tagSuggestingArea, 'line');
+           var asArea = _mainPresetIndex.matchTags(tagSuggestingArea, 'area');
 
-           var isShown = _qaItem && (isSelected || _qaItem.newComment || _qaItem.comment);
-           var saveSection = selection.selectAll('.qa-save').data(isShown ? [_qaItem] : [], function (d) {
-             return "".concat(d.id, "-").concat(d.status || 0);
-           }); // exit
+           if (asLine && asArea && asLine === asArea) {
+             // these tags also allow lines and making this an area wouldn't matter
+             return null;
+           }
 
-           saveSection.exit().remove(); // enter
+           return tagSuggestingArea;
+         }
 
-           var saveSectionEnter = saveSection.enter().append('div').attr('class', 'qa-save save-section cf');
-           saveSectionEnter.append('h4').attr('class', '.qa-save-header').html(_t.html('note.newComment'));
-           saveSectionEnter.append('textarea').attr('class', 'new-comment-input').attr('placeholder', _t('QA.keepRight.comment_placeholder')).attr('maxlength', 1000).property('value', function (d) {
-             return d.newComment;
-           }).call(utilNoAuto).on('input', changeInput).on('blur', changeInput); // update
+         function makeConnectEndpointsFixOnClick(way, graph) {
+           // must have at least three nodes to close this automatically
+           if (way.nodes.length < 3) return null;
+           var nodes = graph.childNodes(way),
+               testNodes;
+           var firstToLastDistanceMeters = geoSphericalDistance(nodes[0].loc, nodes[nodes.length - 1].loc); // if the distance is very small, attempt to merge the endpoints
 
-           saveSection = saveSectionEnter.merge(saveSection).call(qaSaveButtons);
+           if (firstToLastDistanceMeters < 0.75) {
+             testNodes = nodes.slice(); // shallow copy
 
-           function changeInput() {
-             var input = select(this);
-             var val = input.property('value').trim();
+             testNodes.pop();
+             testNodes.push(testNodes[0]); // make sure this will not create a self-intersection
 
-             if (val === '') {
-               val = undefined;
-             } // store the unsaved comment with the issue itself
+             if (!geoHasSelfIntersections(testNodes, testNodes[0].id)) {
+               return function (context) {
+                 var way = context.entity(this.issue.entityIds[0]);
+                 context.perform(actionMergeNodes([way.nodes[0], way.nodes[way.nodes.length - 1]], nodes[0].loc), _t('issues.fix.connect_endpoints.annotation'));
+               };
+             }
+           } // if the points were not merged, attempt to close the way
 
 
-             _qaItem = _qaItem.update({
-               newComment: val
-             });
-             var qaService = services.improveOSM;
+           testNodes = nodes.slice(); // shallow copy
 
-             if (qaService) {
-               qaService.replaceItem(_qaItem);
-             }
+           testNodes.push(testNodes[0]); // make sure this will not create a self-intersection
 
-             saveSection.call(qaSaveButtons);
+           if (!geoHasSelfIntersections(testNodes, testNodes[0].id)) {
+             return function (context) {
+               var wayId = this.issue.entityIds[0];
+               var way = context.entity(wayId);
+               var nodeId = way.nodes[0];
+               var index = way.nodes.length;
+               context.perform(actionAddVertex(wayId, nodeId, index), _t('issues.fix.connect_endpoints.annotation'));
+             };
            }
          }
 
-         function qaSaveButtons(selection) {
-           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
+         function lineTaggedAsAreaIssue(entity) {
+           var tagSuggestingArea = tagSuggestingLineIsArea(entity);
+           if (!tagSuggestingArea) return null;
+           return new validationIssue({
+             type: type,
+             subtype: 'area_as_line',
+             severity: 'warning',
+             message: function message(context) {
+               var entity = context.hasEntity(this.entityIds[0]);
+               return entity ? _t.html('issues.tag_suggests_area.message', {
+                 feature: utilDisplayLabel(entity, 'area', true
+                 /* verbose */
+                 ),
+                 tag: utilTagText({
+                   tags: tagSuggestingArea
+                 })
+               }) : '';
+             },
+             reference: showReference,
+             entityIds: [entity.id],
+             hash: JSON.stringify(tagSuggestingArea),
+             dynamicFixes: function dynamicFixes(context) {
+               var fixes = [];
+               var entity = context.entity(this.entityIds[0]);
+               var connectEndsOnClick = makeConnectEndpointsFixOnClick(entity, context.graph());
+               fixes.push(new validationIssueFix({
+                 title: _t.html('issues.fix.connect_endpoints.title'),
+                 onClick: connectEndsOnClick
+               }));
+               fixes.push(new validationIssueFix({
+                 icon: 'iD-operation-delete',
+                 title: _t.html('issues.fix.remove_tag.title'),
+                 onClick: function onClick(context) {
+                   var entityId = this.issue.entityIds[0];
+                   var entity = context.entity(entityId);
+                   var tags = Object.assign({}, entity.tags); // shallow copy
 
-           var buttonSection = selection.selectAll('.buttons').data(isSelected ? [_qaItem] : [], function (d) {
-             return d.status + d.id;
-           }); // exit
+                   for (var key in tagSuggestingArea) {
+                     delete tags[key];
+                   }
 
-           buttonSection.exit().remove(); // enter
+                   context.perform(actionChangeTags(entityId, tags), _t('issues.fix.remove_tag.annotation'));
+                 }
+               }));
+               return fixes;
+             }
+           });
 
-           var buttonEnter = buttonSection.enter().append('div').attr('class', 'buttons');
-           buttonEnter.append('button').attr('class', 'button comment-button action').html(_t.html('QA.keepRight.save_comment'));
-           buttonEnter.append('button').attr('class', 'button close-button action');
-           buttonEnter.append('button').attr('class', 'button ignore-button action'); // update
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.tag_suggests_area.reference'));
+           }
+         }
 
-           buttonSection = buttonSection.merge(buttonEnter);
-           buttonSection.select('.comment-button').attr('disabled', function (d) {
-             return d.newComment ? null : true;
-           }).on('click.comment', function (d3_event, d) {
-             this.blur(); // avoid keeping focus on the button - #4641
+         function vertexPointIssue(entity, graph) {
+           // we only care about nodes
+           if (entity.type !== 'node') return null; // ignore tagless points
 
-             var qaService = services.improveOSM;
+           if (Object.keys(entity.tags).length === 0) return null; // address lines are special so just ignore them
 
-             if (qaService) {
-               qaService.postUpdate(d, function (err, item) {
-                 return dispatch$1.call('change', item);
-               });
-             }
-           });
-           buttonSection.select('.close-button').html(function (d) {
-             var andComment = d.newComment ? '_comment' : '';
-             return _t.html("QA.keepRight.close".concat(andComment));
-           }).on('click.close', function (d3_event, d) {
-             this.blur(); // avoid keeping focus on the button - #4641
+           if (entity.isOnAddressLine(graph)) return null;
+           var geometry = entity.geometry(graph);
+           var allowedGeometries = osmNodeGeometriesForTags(entity.tags);
 
-             var qaService = services.improveOSM;
+           if (geometry === 'point' && !allowedGeometries.point && allowedGeometries.vertex) {
+             return new validationIssue({
+               type: type,
+               subtype: 'vertex_as_point',
+               severity: 'warning',
+               message: function message(context) {
+                 var entity = context.hasEntity(this.entityIds[0]);
+                 return entity ? _t.html('issues.vertex_as_point.message', {
+                   feature: utilDisplayLabel(entity, 'vertex', true
+                   /* verbose */
+                   )
+                 }) : '';
+               },
+               reference: function showReference(selection) {
+                 selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.vertex_as_point.reference'));
+               },
+               entityIds: [entity.id]
+             });
+           } else if (geometry === 'vertex' && !allowedGeometries.vertex && allowedGeometries.point) {
+             return new validationIssue({
+               type: type,
+               subtype: 'point_as_vertex',
+               severity: 'warning',
+               message: function message(context) {
+                 var entity = context.hasEntity(this.entityIds[0]);
+                 return entity ? _t.html('issues.point_as_vertex.message', {
+                   feature: utilDisplayLabel(entity, 'point', true
+                   /* verbose */
+                   )
+                 }) : '';
+               },
+               reference: function showReference(selection) {
+                 selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.point_as_vertex.reference'));
+               },
+               entityIds: [entity.id],
+               dynamicFixes: extractPointDynamicFixes
+             });
+           }
 
-             if (qaService) {
-               d.newStatus = 'SOLVED';
-               qaService.postUpdate(d, function (err, item) {
-                 return dispatch$1.call('change', item);
-               });
-             }
-           });
-           buttonSection.select('.ignore-button').html(function (d) {
-             var andComment = d.newComment ? '_comment' : '';
-             return _t.html("QA.keepRight.ignore".concat(andComment));
-           }).on('click.ignore', function (d3_event, d) {
-             this.blur(); // avoid keeping focus on the button - #4641
+           return null;
+         }
 
-             var qaService = services.improveOSM;
+         function otherMismatchIssue(entity, graph) {
+           // ignore boring features
+           if (!entity.hasInterestingTags()) return null;
+           if (entity.type !== 'node' && entity.type !== 'way') return null; // address lines are special so just ignore them
+
+           if (entity.type === 'node' && entity.isOnAddressLine(graph)) return null;
+           var sourceGeom = entity.geometry(graph);
+           var targetGeoms = entity.type === 'way' ? ['point', 'vertex'] : ['line', 'area'];
+           if (sourceGeom === 'area') targetGeoms.unshift('line');
+           var asSource = _mainPresetIndex.match(entity, graph);
+           var targetGeom = targetGeoms.find(function (nodeGeom) {
+             var asTarget = _mainPresetIndex.matchTags(entity.tags, nodeGeom);
+             if (!asSource || !asTarget || asSource === asTarget || // sometimes there are two presets with the same tags for different geometries
+             fastDeepEqual(asSource.tags, asTarget.tags)) return false;
+             if (asTarget.isFallback()) return false;
+             var primaryKey = Object.keys(asTarget.tags)[0]; // special case: buildings-as-points are discouraged by iD, but common in OSM, so ignore them
+
+             if (primaryKey === 'building') return false;
+             if (asTarget.tags[primaryKey] === '*') return false;
+             return asSource.isFallback() || asSource.tags[primaryKey] === '*';
+           });
+           if (!targetGeom) return null;
+           var subtype = targetGeom + '_as_' + sourceGeom;
+           if (targetGeom === 'vertex') targetGeom = 'point';
+           if (sourceGeom === 'vertex') sourceGeom = 'point';
+           var referenceId = targetGeom + '_as_' + sourceGeom;
+           var dynamicFixes;
+
+           if (targetGeom === 'point') {
+             dynamicFixes = extractPointDynamicFixes;
+           } else if (sourceGeom === 'area' && targetGeom === 'line') {
+             dynamicFixes = lineToAreaDynamicFixes;
+           }
 
-             if (qaService) {
-               d.newStatus = 'INVALID';
-               qaService.postUpdate(d, function (err, item) {
-                 return dispatch$1.call('change', item);
-               });
-             }
+           return new validationIssue({
+             type: type,
+             subtype: subtype,
+             severity: 'warning',
+             message: function message(context) {
+               var entity = context.hasEntity(this.entityIds[0]);
+               return entity ? _t.html('issues.' + referenceId + '.message', {
+                 feature: utilDisplayLabel(entity, targetGeom, true
+                 /* verbose */
+                 )
+               }) : '';
+             },
+             reference: function showReference(selection) {
+               selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.mismatched_geometry.reference'));
+             },
+             entityIds: [entity.id],
+             dynamicFixes: dynamicFixes
            });
-         } // NOTE: Don't change method name until UI v3 is merged
+         }
 
+         function lineToAreaDynamicFixes(context) {
+           var convertOnClick;
+           var entityId = this.entityIds[0];
+           var entity = context.entity(entityId);
+           var tags = Object.assign({}, entity.tags); // shallow copy
 
-         improveOsmEditor.error = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return improveOsmEditor;
-         };
+           delete tags.area;
 
-         return utilRebind(improveOsmEditor, dispatch$1, 'on');
-       }
+           if (!osmTagSuggestingArea(tags)) {
+             // if removing the area tag would make this a line, offer that as a quick fix
+             convertOnClick = function convertOnClick(context) {
+               var entityId = this.issue.entityIds[0];
+               var entity = context.entity(entityId);
+               var tags = Object.assign({}, entity.tags); // shallow copy
 
-       function uiKeepRightDetails(context) {
-         var _qaItem;
+               if (tags.area) {
+                 delete tags.area;
+               }
 
-         function issueDetail(d) {
-           var itemType = d.itemType,
-               parentIssueType = d.parentIssueType;
-           var unknown = _t.html('inspector.unknown');
-           var replacements = d.replacements || {};
-           replacements["default"] = unknown; // special key `default` works as a fallback string
+               context.perform(actionChangeTags(entityId, tags), _t('issues.fix.convert_to_line.annotation'));
+             };
+           }
 
-           var detail = _t.html("QA.keepRight.errorTypes.".concat(itemType, ".description"), replacements);
+           return [new validationIssueFix({
+             icon: 'iD-icon-line',
+             title: _t.html('issues.fix.convert_to_line.title'),
+             onClick: convertOnClick
+           })];
+         }
 
-           if (detail === unknown) {
-             detail = _t.html("QA.keepRight.errorTypes.".concat(parentIssueType, ".description"), replacements);
+         function extractPointDynamicFixes(context) {
+           var entityId = this.entityIds[0];
+           var extractOnClick = null;
+
+           if (!context.hasHiddenConnections(entityId)) {
+             extractOnClick = function extractOnClick(context) {
+               var entityId = this.issue.entityIds[0];
+               var action = actionExtract(entityId, context.projection);
+               context.perform(action, _t('operations.extract.annotation', {
+                 n: 1
+               })); // re-enter mode to trigger updates
+
+               context.enter(modeSelect(context, [action.getExtractedNodeID()]));
+             };
            }
 
-           return detail;
+           return [new validationIssueFix({
+             icon: 'iD-operation-extract',
+             title: _t.html('issues.fix.extract_point.title'),
+             onClick: extractOnClick
+           })];
          }
 
-         function keepRightDetails(selection) {
-           var details = selection.selectAll('.error-details').data(_qaItem ? [_qaItem] : [], function (d) {
-             return "".concat(d.id, "-").concat(d.status || 0);
-           });
-           details.exit().remove();
-           var detailsEnter = details.enter().append('div').attr('class', 'error-details qa-details-container'); // description
+         function unclosedMultipolygonPartIssues(entity, graph) {
+           if (entity.type !== 'relation' || !entity.isMultipolygon() || entity.isDegenerate() || // cannot determine issues for incompletely-downloaded relations
+           !entity.isComplete(graph)) return [];
+           var sequences = osmJoinWays(entity.members, graph);
+           var issues = [];
 
-           var descriptionEnter = detailsEnter.append('div').attr('class', 'qa-details-subsection');
-           descriptionEnter.append('h4').html(_t.html('QA.keepRight.detail_description'));
-           descriptionEnter.append('div').attr('class', 'qa-details-description-text').html(issueDetail); // If there are entity links in the error message..
+           for (var i in sequences) {
+             var sequence = sequences[i];
+             if (!sequence.nodes) continue;
+             var firstNode = sequence.nodes[0];
+             var lastNode = sequence.nodes[sequence.nodes.length - 1]; // part is closed if the first and last nodes are the same
 
-           var relatedEntities = [];
-           descriptionEnter.selectAll('.error_entity_link, .error_object_link').attr('href', '#').each(function () {
-             var link = select(this);
-             var isObjectLink = link.classed('error_object_link');
-             var entityID = isObjectLink ? utilEntityRoot(_qaItem.objectType) + _qaItem.objectId : this.textContent;
-             var entity = context.hasEntity(entityID);
-             relatedEntities.push(entityID); // Add click handler
+             if (firstNode === lastNode) continue;
+             var issue = new validationIssue({
+               type: type,
+               subtype: 'unclosed_multipolygon_part',
+               severity: 'warning',
+               message: function message(context) {
+                 var entity = context.hasEntity(this.entityIds[0]);
+                 return entity ? _t.html('issues.unclosed_multipolygon_part.message', {
+                   feature: utilDisplayLabel(entity, context.graph(), true
+                   /* verbose */
+                   )
+                 }) : '';
+               },
+               reference: showReference,
+               loc: sequence.nodes[0].loc,
+               entityIds: [entity.id],
+               hash: sequence.map(function (way) {
+                 return way.id;
+               }).join()
+             });
+             issues.push(issue);
+           }
 
-             link.on('mouseenter', function () {
-               utilHighlightEntities([entityID], true, context);
-             }).on('mouseleave', function () {
-               utilHighlightEntities([entityID], false, context);
-             }).on('click', function (d3_event) {
-               d3_event.preventDefault();
-               utilHighlightEntities([entityID], false, context);
-               var osmlayer = context.layers().layer('osm');
+           return issues;
 
-               if (!osmlayer.enabled()) {
-                 osmlayer.enabled(true);
-               }
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.unclosed_multipolygon_part.reference'));
+           }
+         }
 
-               context.map().centerZoomEase(_qaItem.loc, 20);
+         var validation = function checkMismatchedGeometry(entity, graph) {
+           var vertexPoint = vertexPointIssue(entity, graph);
+           if (vertexPoint) return [vertexPoint];
+           var lineAsArea = lineTaggedAsAreaIssue(entity);
+           if (lineAsArea) return [lineAsArea];
+           var mismatch = otherMismatchIssue(entity, graph);
+           if (mismatch) return [mismatch];
+           return unclosedMultipolygonPartIssues(entity, graph);
+         };
 
-               if (entity) {
-                 context.enter(modeSelect(context, [entityID]));
-               } else {
-                 context.loadEntity(entityID, function () {
-                   context.enter(modeSelect(context, [entityID]));
-                 });
-               }
-             }); // Replace with friendly name if possible
-             // (The entity may not yet be loaded into the graph)
+         validation.type = type;
+         return validation;
+       }
 
-             if (entity) {
-               var name = utilDisplayName(entity); // try to use common name
+       function validationMissingRole() {
+         var type = 'missing_role';
 
-               if (!name && !isObjectLink) {
-                 var preset = _mainPresetIndex.match(entity, context.graph());
-                 name = preset && !preset.isFallback() && preset.name(); // fallback to preset name
+         var validation = function checkMissingRole(entity, graph) {
+           var issues = [];
+
+           if (entity.type === 'way') {
+             graph.parentRelations(entity).forEach(function (relation) {
+               if (!relation.isMultipolygon()) return;
+               var member = relation.memberById(entity.id);
+
+               if (member && isMissingRole(member)) {
+                 issues.push(makeIssue(entity, relation, member));
                }
+             });
+           } else if (entity.type === 'relation' && entity.isMultipolygon()) {
+             entity.indexedMembers().forEach(function (member) {
+               var way = graph.hasEntity(member.id);
 
-               if (name) {
-                 this.innerText = name;
+               if (way && isMissingRole(member)) {
+                 issues.push(makeIssue(way, entity, member));
                }
+             });
+           }
+
+           return issues;
+         };
+
+         function isMissingRole(member) {
+           return !member.role || !member.role.trim().length;
+         }
+
+         function makeIssue(way, relation, member) {
+           return new validationIssue({
+             type: type,
+             severity: 'warning',
+             message: function message(context) {
+               var member = context.hasEntity(this.entityIds[1]),
+                   relation = context.hasEntity(this.entityIds[0]);
+               return member && relation ? _t.html('issues.missing_role.message', {
+                 member: utilDisplayLabel(member, context.graph()),
+                 relation: utilDisplayLabel(relation, context.graph())
+               }) : '';
+             },
+             reference: showReference,
+             entityIds: [relation.id, way.id],
+             data: {
+               member: member
+             },
+             hash: member.index.toString(),
+             dynamicFixes: function dynamicFixes() {
+               return [makeAddRoleFix('inner'), makeAddRoleFix('outer'), new validationIssueFix({
+                 icon: 'iD-operation-delete',
+                 title: _t.html('issues.fix.remove_from_relation.title'),
+                 onClick: function onClick(context) {
+                   context.perform(actionDeleteMember(this.issue.entityIds[0], this.issue.data.member.index), _t('operations.delete_member.annotation', {
+                     n: 1
+                   }));
+                 }
+               })];
              }
-           }); // Don't hide entities related to this issue - #5880
+           });
 
-           context.features().forceVisible(relatedEntities);
-           context.map().pan([0, 0]); // trigger a redraw
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.missing_role.multipolygon.reference'));
+           }
          }
 
-         keepRightDetails.issue = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return keepRightDetails;
-         };
+         function makeAddRoleFix(role) {
+           return new validationIssueFix({
+             title: _t.html('issues.fix.set_as_' + role + '.title'),
+             onClick: function onClick(context) {
+               var oldMember = this.issue.data.member;
+               var member = {
+                 id: this.issue.entityIds[1],
+                 type: oldMember.type,
+                 role: role
+               };
+               context.perform(actionChangeMember(this.issue.entityIds[0], member, oldMember.index), _t('operations.change_role.annotation', {
+                 n: 1
+               }));
+             }
+           });
+         }
 
-         return keepRightDetails;
+         validation.type = type;
+         return validation;
        }
 
-       function uiKeepRightHeader() {
-         var _qaItem;
-
-         function issueTitle(d) {
-           var itemType = d.itemType,
-               parentIssueType = d.parentIssueType;
-           var unknown = _t.html('inspector.unknown');
-           var replacements = d.replacements || {};
-           replacements["default"] = unknown; // special key `default` works as a fallback string
+       function validationMissingTag(context) {
+         var type = 'missing_tag';
 
-           var title = _t.html("QA.keepRight.errorTypes.".concat(itemType, ".title"), replacements);
+         function hasDescriptiveTags(entity, graph) {
+           var onlyAttributeKeys = ['description', 'name', 'note', 'start_date'];
+           var entityDescriptiveKeys = Object.keys(entity.tags).filter(function (k) {
+             if (k === 'area' || !osmIsInterestingTag(k)) return false;
+             return !onlyAttributeKeys.some(function (attributeKey) {
+               return k === attributeKey || k.indexOf(attributeKey + ':') === 0;
+             });
+           });
 
-           if (title === unknown) {
-             title = _t.html("QA.keepRight.errorTypes.".concat(parentIssueType, ".title"), replacements);
+           if (entity.type === 'relation' && entityDescriptiveKeys.length === 1 && entity.tags.type === 'multipolygon') {
+             // this relation's only interesting tag just says its a multipolygon,
+             // which is not descriptive enough
+             // It's okay for a simple multipolygon to have no descriptive tags
+             // if its outer way has them (old model, see `outdated_tags.js`)
+             return osmOldMultipolygonOuterMemberOfRelation(entity, graph);
            }
 
-           return title;
+           return entityDescriptiveKeys.length > 0;
          }
 
-         function keepRightHeader(selection) {
-           var header = selection.selectAll('.qa-header').data(_qaItem ? [_qaItem] : [], function (d) {
-             return "".concat(d.id, "-").concat(d.status || 0);
-           });
-           header.exit().remove();
-           var headerEnter = header.enter().append('div').attr('class', 'qa-header');
-           var iconEnter = headerEnter.append('div').attr('class', 'qa-header-icon').classed('new', function (d) {
-             return d.id < 0;
-           });
-           iconEnter.append('div').attr('class', function (d) {
-             return "preset-icon-28 qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.parentIssueType);
-           }).call(svgIcon('#iD-icon-bolt', 'qaItem-fill'));
-           headerEnter.append('div').attr('class', 'qa-header-label').html(issueTitle);
+         function isUnknownRoad(entity) {
+           return entity.type === 'way' && entity.tags.highway === 'road';
          }
 
-         keepRightHeader.issue = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return keepRightHeader;
-         };
+         function isUntypedRelation(entity) {
+           return entity.type === 'relation' && !entity.tags.type;
+         }
 
-         return keepRightHeader;
-       }
+         var validation = function checkMissingTag(entity, graph) {
+           var subtype;
+           var osm = context.connection();
+           var isUnloadedNode = entity.type === 'node' && osm && !osm.isDataLoaded(entity.loc); // we can't know if the node is a vertex if the tile is undownloaded
 
-       function uiViewOnKeepRight() {
-         var _qaItem;
+           if (!isUnloadedNode && // allow untagged nodes that are part of ways
+           entity.geometry(graph) !== 'vertex' && // allow untagged entities that are part of relations
+           !entity.hasParentRelations(graph)) {
+             if (Object.keys(entity.tags).length === 0) {
+               subtype = 'any';
+             } else if (!hasDescriptiveTags(entity, graph)) {
+               subtype = 'descriptive';
+             } else if (isUntypedRelation(entity)) {
+               subtype = 'relation_type';
+             }
+           } // flag an unknown road even if it's a member of a relation
 
-         function viewOnKeepRight(selection) {
-           var url;
 
-           if (services.keepRight && _qaItem instanceof QAItem) {
-             url = services.keepRight.issueURL(_qaItem);
+           if (!subtype && isUnknownRoad(entity)) {
+             subtype = 'highway_classification';
            }
 
-           var link = selection.selectAll('.view-on-keepRight').data(url ? [url] : []); // exit
+           if (!subtype) return [];
+           var messageID = subtype === 'highway_classification' ? 'unknown_road' : 'missing_tag.' + subtype;
+           var referenceID = subtype === 'highway_classification' ? 'unknown_road' : 'missing_tag'; // can always delete if the user created it in the first place..
 
-           link.exit().remove(); // enter
+           var canDelete = entity.version === undefined || entity.v !== undefined;
+           var severity = canDelete && subtype !== 'highway_classification' ? 'error' : 'warning';
+           return [new validationIssue({
+             type: type,
+             subtype: subtype,
+             severity: severity,
+             message: function message(context) {
+               var entity = context.hasEntity(this.entityIds[0]);
+               return entity ? _t.html('issues.' + messageID + '.message', {
+                 feature: utilDisplayLabel(entity, context.graph())
+               }) : '';
+             },
+             reference: showReference,
+             entityIds: [entity.id],
+             dynamicFixes: function dynamicFixes(context) {
+               var fixes = [];
+               var selectFixType = subtype === 'highway_classification' ? 'select_road_type' : 'select_preset';
+               fixes.push(new validationIssueFix({
+                 icon: 'iD-icon-search',
+                 title: _t.html('issues.fix.' + selectFixType + '.title'),
+                 onClick: function onClick(context) {
+                   context.ui().sidebar.showPresetList();
+                 }
+               }));
+               var deleteOnClick;
+               var id = this.entityIds[0];
+               var operation = operationDelete(context, [id]);
+               var disabledReasonID = operation.disabled();
 
-           var linkEnter = link.enter().append('a').attr('class', 'view-on-keepRight').attr('target', '_blank').attr('rel', 'noopener') // security measure
-           .attr('href', function (d) {
-             return d;
-           }).call(svgIcon('#iD-icon-out-link', 'inline'));
-           linkEnter.append('span').html(_t.html('inspector.view_on_keepRight'));
-         }
+               if (!disabledReasonID) {
+                 deleteOnClick = function deleteOnClick(context) {
+                   var id = this.issue.entityIds[0];
+                   var operation = operationDelete(context, [id]);
 
-         viewOnKeepRight.what = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return viewOnKeepRight;
+                   if (!operation.disabled()) {
+                     operation();
+                   }
+                 };
+               }
+
+               fixes.push(new validationIssueFix({
+                 icon: 'iD-operation-delete',
+                 title: _t.html('issues.fix.delete_feature.title'),
+                 disabledReason: disabledReasonID ? _t('operations.delete.' + disabledReasonID + '.single') : undefined,
+                 onClick: deleteOnClick
+               }));
+               return fixes;
+             }
+           })];
+
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.' + referenceID + '.reference'));
+           }
          };
 
-         return viewOnKeepRight;
+         validation.type = type;
+         return validation;
        }
 
-       function uiKeepRightEditor(context) {
-         var dispatch$1 = dispatch('change');
-         var qaDetails = uiKeepRightDetails(context);
-         var qaHeader = uiKeepRightHeader();
+       function validationOutdatedTags() {
+         var type = 'outdated_tags';
+         var _waitingForDeprecated = true;
 
-         var _qaItem;
+         var _dataDeprecated; // fetch deprecated tags
 
-         function keepRightEditor(selection) {
-           var headerEnter = selection.selectAll('.header').data([0]).enter().append('div').attr('class', 'header fillL');
-           headerEnter.append('button').attr('class', 'close').on('click', function () {
-             return context.enter(modeBrowse(context));
-           }).call(svgIcon('#iD-icon-close'));
-           headerEnter.append('h3').html(_t.html('QA.keepRight.title'));
-           var body = selection.selectAll('.body').data([0]);
-           body = body.enter().append('div').attr('class', 'body').merge(body);
-           var editor = body.selectAll('.qa-editor').data([0]);
-           editor.enter().append('div').attr('class', 'modal-section qa-editor').merge(editor).call(qaHeader.issue(_qaItem)).call(qaDetails.issue(_qaItem)).call(keepRightSaveSection);
-           var footer = selection.selectAll('.footer').data([0]);
-           footer.enter().append('div').attr('class', 'footer').merge(footer).call(uiViewOnKeepRight().what(_qaItem));
-         }
 
-         function keepRightSaveSection(selection) {
-           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
+         _mainFileFetcher.get('deprecated').then(function (d) {
+           return _dataDeprecated = d;
+         })["catch"](function () {
+           /* ignore */
+         })["finally"](function () {
+           return _waitingForDeprecated = false;
+         });
 
-           var isShown = _qaItem && (isSelected || _qaItem.newComment || _qaItem.comment);
-           var saveSection = selection.selectAll('.qa-save').data(isShown ? [_qaItem] : [], function (d) {
-             return "".concat(d.id, "-").concat(d.status || 0);
-           }); // exit
+         function oldTagIssues(entity, graph) {
+           var oldTags = Object.assign({}, entity.tags); // shallow copy
 
-           saveSection.exit().remove(); // enter
+           var preset = _mainPresetIndex.match(entity, graph);
+           var subtype = 'deprecated_tags';
+           if (!preset) return [];
+           if (!entity.hasInterestingTags()) return []; // Upgrade preset, if a replacement is available..
 
-           var saveSectionEnter = saveSection.enter().append('div').attr('class', 'qa-save save-section cf');
-           saveSectionEnter.append('h4').attr('class', '.qa-save-header').html(_t.html('QA.keepRight.comment'));
-           saveSectionEnter.append('textarea').attr('class', 'new-comment-input').attr('placeholder', _t('QA.keepRight.comment_placeholder')).attr('maxlength', 1000).property('value', function (d) {
-             return d.newComment || d.comment;
-           }).call(utilNoAuto).on('input', changeInput).on('blur', changeInput); // update
+           if (preset.replacement) {
+             var newPreset = _mainPresetIndex.item(preset.replacement);
+             graph = actionChangePreset(entity.id, preset, newPreset, true
+             /* skip field defaults */
+             )(graph);
+             entity = graph.entity(entity.id);
+             preset = newPreset;
+           } // Upgrade deprecated tags..
 
-           saveSection = saveSectionEnter.merge(saveSection).call(qaSaveButtons);
 
-           function changeInput() {
-             var input = select(this);
-             var val = input.property('value').trim();
+           if (_dataDeprecated) {
+             var deprecatedTags = entity.deprecatedTags(_dataDeprecated);
 
-             if (val === _qaItem.comment) {
-               val = undefined;
-             } // store the unsaved comment with the issue itself
+             if (deprecatedTags.length) {
+               deprecatedTags.forEach(function (tag) {
+                 graph = actionUpgradeTags(entity.id, tag.old, tag.replace)(graph);
+               });
+               entity = graph.entity(entity.id);
+             }
+           } // Add missing addTags from the detected preset
 
 
-             _qaItem = _qaItem.update({
-               newComment: val
+           var newTags = Object.assign({}, entity.tags); // shallow copy
+
+           if (preset.tags !== preset.addTags) {
+             Object.keys(preset.addTags).forEach(function (k) {
+               if (!newTags[k]) {
+                 if (preset.addTags[k] === '*') {
+                   newTags[k] = 'yes';
+                 } else {
+                   newTags[k] = preset.addTags[k];
+                 }
+               }
              });
-             var qaService = services.keepRight;
+           } // Attempt to match a canonical record in the name-suggestion-index.
 
-             if (qaService) {
-               qaService.replaceItem(_qaItem); // update keepright cache
-             }
 
-             saveSection.call(qaSaveButtons);
-           }
-         }
+           var nsi = services.nsi;
+           var waitingForNsi = false;
+           var nsiResult;
 
-         function qaSaveButtons(selection) {
-           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
+           if (nsi) {
+             waitingForNsi = nsi.status() === 'loading';
 
-           var buttonSection = selection.selectAll('.buttons').data(isSelected ? [_qaItem] : [], function (d) {
-             return d.status + d.id;
-           }); // exit
+             if (!waitingForNsi) {
+               var loc = entity.extent(graph).center();
+               nsiResult = nsi.upgradeTags(newTags, loc);
 
-           buttonSection.exit().remove(); // enter
+               if (nsiResult) {
+                 newTags = nsiResult.newTags;
+                 subtype = 'noncanonical_brand';
+               }
+             }
+           }
 
-           var buttonEnter = buttonSection.enter().append('div').attr('class', 'buttons');
-           buttonEnter.append('button').attr('class', 'button comment-button action').html(_t.html('QA.keepRight.save_comment'));
-           buttonEnter.append('button').attr('class', 'button close-button action');
-           buttonEnter.append('button').attr('class', 'button ignore-button action'); // update
+           var issues = [];
+           issues.provisional = _waitingForDeprecated || waitingForNsi; // determine diff
 
-           buttonSection = buttonSection.merge(buttonEnter);
-           buttonSection.select('.comment-button') // select and propagate data
-           .attr('disabled', function (d) {
-             return d.newComment ? null : true;
-           }).on('click.comment', function (d3_event, d) {
-             this.blur(); // avoid keeping focus on the button - #4641
+           var tagDiff = utilTagDiff(oldTags, newTags);
+           if (!tagDiff.length) return issues;
+           var isOnlyAddingTags = tagDiff.every(function (d) {
+             return d.type === '+';
+           });
+           var prefix = '';
 
-             var qaService = services.keepRight;
+           if (nsiResult) {
+             prefix = 'noncanonical_brand.';
+           } else if (subtype === 'deprecated_tags' && isOnlyAddingTags) {
+             subtype = 'incomplete_tags';
+             prefix = 'incomplete.';
+           } // don't allow autofixing brand tags
 
-             if (qaService) {
-               qaService.postUpdate(d, function (err, item) {
-                 return dispatch$1.call('change', item);
-               });
-             }
-           });
-           buttonSection.select('.close-button') // select and propagate data
-           .html(function (d) {
-             var andComment = d.newComment ? '_comment' : '';
-             return _t.html("QA.keepRight.close".concat(andComment));
-           }).on('click.close', function (d3_event, d) {
-             this.blur(); // avoid keeping focus on the button - #4641
 
-             var qaService = services.keepRight;
+           var autoArgs = subtype !== 'noncanonical_brand' ? [doUpgrade, _t('issues.fix.upgrade_tags.annotation')] : null;
+           issues.push(new validationIssue({
+             type: type,
+             subtype: subtype,
+             severity: 'warning',
+             message: showMessage,
+             reference: showReference,
+             entityIds: [entity.id],
+             hash: utilHashcode(JSON.stringify(tagDiff)),
+             dynamicFixes: function dynamicFixes() {
+               var fixes = [new validationIssueFix({
+                 autoArgs: autoArgs,
+                 title: _t.html('issues.fix.upgrade_tags.title'),
+                 onClick: function onClick(context) {
+                   context.perform(doUpgrade, _t('issues.fix.upgrade_tags.annotation'));
+                 }
+               })];
+               var item = nsiResult && nsiResult.matched;
 
-             if (qaService) {
-               d.newStatus = 'ignore_t'; // ignore temporarily (item fixed)
+               if (item) {
+                 fixes.push(new validationIssueFix({
+                   title: _t.html('issues.fix.tag_as_not.title', {
+                     name: item.displayName
+                   }),
+                   onClick: function onClick(context) {
+                     context.perform(addNotTag, _t('issues.fix.tag_as_not.annotation'));
+                   }
+                 }));
+               }
 
-               qaService.postUpdate(d, function (err, item) {
-                 return dispatch$1.call('change', item);
-               });
+               return fixes;
              }
-           });
-           buttonSection.select('.ignore-button') // select and propagate data
-           .html(function (d) {
-             var andComment = d.newComment ? '_comment' : '';
-             return _t.html("QA.keepRight.ignore".concat(andComment));
-           }).on('click.ignore', function (d3_event, d) {
-             this.blur(); // avoid keeping focus on the button - #4641
-
-             var qaService = services.keepRight;
+           }));
+           return issues;
 
-             if (qaService) {
-               d.newStatus = 'ignore'; // ignore permanently (false positive)
+           function doUpgrade(graph) {
+             var currEntity = graph.hasEntity(entity.id);
+             if (!currEntity) return graph;
+             var newTags = Object.assign({}, currEntity.tags); // shallow copy
 
-               qaService.postUpdate(d, function (err, item) {
-                 return dispatch$1.call('change', item);
-               });
-             }
-           });
-         } // NOTE: Don't change method name until UI v3 is merged
+             tagDiff.forEach(function (diff) {
+               if (diff.type === '-') {
+                 delete newTags[diff.key];
+               } else if (diff.type === '+') {
+                 newTags[diff.key] = diff.newVal;
+               }
+             });
+             return actionChangeTags(currEntity.id, newTags)(graph);
+           }
 
+           function addNotTag(graph) {
+             var currEntity = graph.hasEntity(entity.id);
+             if (!currEntity) return graph;
+             var item = nsiResult && nsiResult.matched;
+             if (!item) return graph;
+             var newTags = Object.assign({}, currEntity.tags); // shallow copy
 
-         keepRightEditor.error = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return keepRightEditor;
-         };
+             var wd = item.mainTag; // e.g. `brand:wikidata`
 
-         return utilRebind(keepRightEditor, dispatch$1, 'on');
-       }
+             var notwd = "not:".concat(wd); // e.g. `not:brand:wikidata`
 
-       function uiOsmoseDetails(context) {
-         var _qaItem;
+             var qid = item.tags[wd];
+             newTags[notwd] = qid;
 
-         function issueString(d, type) {
-           if (!d) return ''; // Issue strings are cached from Osmose API
+             if (newTags[wd] === qid) {
+               // if `brand:wikidata` was set to that qid
+               var wp = item.mainTag.replace('wikidata', 'wikipedia');
+               delete newTags[wd]; // remove `brand:wikidata`
 
-           var s = services.osmose.getStrings(d.itemType);
-           return type in s ? s[type] : '';
-         }
+               delete newTags[wp]; // remove `brand:wikipedia`
+             }
 
-         function osmoseDetails(selection) {
-           var details = selection.selectAll('.error-details').data(_qaItem ? [_qaItem] : [], function (d) {
-             return "".concat(d.id, "-").concat(d.status || 0);
-           });
-           details.exit().remove();
-           var detailsEnter = details.enter().append('div').attr('class', 'error-details qa-details-container'); // Description
+             return actionChangeTags(currEntity.id, newTags)(graph);
+           }
 
-           if (issueString(_qaItem, 'detail')) {
-             var div = detailsEnter.append('div').attr('class', 'qa-details-subsection');
-             div.append('h4').html(_t.html('QA.keepRight.detail_description'));
-             div.append('p').attr('class', 'qa-details-description-text').html(function (d) {
-               return issueString(d, 'detail');
-             }).selectAll('a').attr('rel', 'noopener').attr('target', '_blank');
-           } // Elements (populated later as data is requested)
+           function showMessage(context) {
+             var currEntity = context.hasEntity(entity.id);
+             if (!currEntity) return '';
+             var messageID = "issues.outdated_tags.".concat(prefix, "message");
 
+             if (subtype === 'noncanonical_brand' && isOnlyAddingTags) {
+               messageID += '_incomplete';
+             }
 
-           var detailsDiv = detailsEnter.append('div').attr('class', 'qa-details-subsection');
-           var elemsDiv = detailsEnter.append('div').attr('class', 'qa-details-subsection'); // Suggested Fix (mustn't exist for every issue type)
+             return _t.html(messageID, {
+               feature: utilDisplayLabel(currEntity, context.graph(), true
+               /* verbose */
+               )
+             });
+           }
 
-           if (issueString(_qaItem, 'fix')) {
-             var _div = detailsEnter.append('div').attr('class', 'qa-details-subsection');
+           function showReference(selection) {
+             var enter = selection.selectAll('.issue-reference').data([0]).enter();
+             enter.append('div').attr('class', 'issue-reference').call(_t.append("issues.outdated_tags.".concat(prefix, "reference")));
+             enter.append('strong').call(_t.append('issues.suggested'));
+             enter.append('table').attr('class', 'tagDiff-table').selectAll('.tagDiff-row').data(tagDiff).enter().append('tr').attr('class', 'tagDiff-row').append('td').attr('class', function (d) {
+               var klass = d.type === '+' ? 'add' : 'remove';
+               return "tagDiff-cell tagDiff-cell-".concat(klass);
+             }).html(function (d) {
+               return d.display;
+             });
+           }
+         }
 
-             _div.append('h4').html(_t.html('QA.osmose.fix_title'));
+         function oldMultipolygonIssues(entity, graph) {
+           var multipolygon, outerWay;
 
-             _div.append('p').html(function (d) {
-               return issueString(d, 'fix');
-             }).selectAll('a').attr('rel', 'noopener').attr('target', '_blank');
-           } // Common Pitfalls (mustn't exist for every issue type)
+           if (entity.type === 'relation') {
+             outerWay = osmOldMultipolygonOuterMemberOfRelation(entity, graph);
+             multipolygon = entity;
+           } else if (entity.type === 'way') {
+             multipolygon = osmIsOldMultipolygonOuterMember(entity, graph);
+             outerWay = entity;
+           } else {
+             return [];
+           }
 
+           if (!multipolygon || !outerWay) return [];
+           return [new validationIssue({
+             type: type,
+             subtype: 'old_multipolygon',
+             severity: 'warning',
+             message: showMessage,
+             reference: showReference,
+             entityIds: [outerWay.id, multipolygon.id],
+             dynamicFixes: function dynamicFixes() {
+               return [new validationIssueFix({
+                 autoArgs: [doUpgrade, _t('issues.fix.move_tags.annotation')],
+                 title: _t.html('issues.fix.move_tags.title'),
+                 onClick: function onClick(context) {
+                   context.perform(doUpgrade, _t('issues.fix.move_tags.annotation'));
+                 }
+               })];
+             }
+           })];
 
-           if (issueString(_qaItem, 'trap')) {
-             var _div2 = detailsEnter.append('div').attr('class', 'qa-details-subsection');
+           function doUpgrade(graph) {
+             var currMultipolygon = graph.hasEntity(multipolygon.id);
+             var currOuterWay = graph.hasEntity(outerWay.id);
+             if (!currMultipolygon || !currOuterWay) return graph;
+             currMultipolygon = currMultipolygon.mergeTags(currOuterWay.tags);
+             graph = graph.replace(currMultipolygon);
+             return actionChangeTags(currOuterWay.id, {})(graph);
+           }
 
-             _div2.append('h4').html(_t.html('QA.osmose.trap_title'));
+           function showMessage(context) {
+             var currMultipolygon = context.hasEntity(multipolygon.id);
+             if (!currMultipolygon) return '';
+             return _t.html('issues.old_multipolygon.message', {
+               multipolygon: utilDisplayLabel(currMultipolygon, context.graph(), true
+               /* verbose */
+               )
+             });
+           }
 
-             _div2.append('p').html(function (d) {
-               return issueString(d, 'trap');
-             }).selectAll('a').attr('rel', 'noopener').attr('target', '_blank');
-           } // Save current item to check if UI changed by time request resolves
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.old_multipolygon.reference'));
+           }
+         }
 
+         var validation = function checkOutdatedTags(entity, graph) {
+           var issues = oldMultipolygonIssues(entity, graph);
+           if (!issues.length) issues = oldTagIssues(entity, graph);
+           return issues;
+         };
 
-           var thisItem = _qaItem;
-           services.osmose.loadIssueDetail(_qaItem).then(function (d) {
-             // No details to add if there are no associated issue elements
-             if (!d.elems || d.elems.length === 0) return; // Do nothing if UI has moved on by the time this resolves
+         validation.type = type;
+         return validation;
+       }
 
-             if (context.selectedErrorID() !== thisItem.id && context.container().selectAll(".qaItem.osmose.hover.itemId-".concat(thisItem.id)).empty()) return; // Things like keys and values are dynamically added to a subtitle string
+       function validationPrivateData() {
+         var type = 'private_data'; // assume that some buildings are private
 
-             if (d.detail) {
-               detailsDiv.append('h4').html(_t.html('QA.osmose.detail_title'));
-               detailsDiv.append('p').html(function (d) {
-                 return d.detail;
-               }).selectAll('a').attr('rel', 'noopener').attr('target', '_blank');
-             } // Create list of linked issue elements
+         var privateBuildingValues = {
+           detached: true,
+           farm: true,
+           house: true,
+           houseboat: true,
+           residential: true,
+           semidetached_house: true,
+           static_caravan: true
+         }; // but they might be public if they have one of these other tags
 
+         var publicKeys = {
+           amenity: true,
+           craft: true,
+           historic: true,
+           leisure: true,
+           office: true,
+           shop: true,
+           tourism: true
+         }; // these tags may contain personally identifying info
 
-             elemsDiv.append('h4').html(_t.html('QA.osmose.elems_title'));
-             elemsDiv.append('ul').selectAll('li').data(d.elems).enter().append('li').append('a').attr('href', '#').attr('class', 'error_entity_link').html(function (d) {
-               return d;
-             }).each(function () {
-               var link = select(this);
-               var entityID = this.textContent;
-               var entity = context.hasEntity(entityID); // Add click handler
+         var personalTags = {
+           'contact:email': true,
+           'contact:fax': true,
+           'contact:phone': true,
+           email: true,
+           fax: true,
+           phone: true
+         };
 
-               link.on('mouseenter', function () {
-                 utilHighlightEntities([entityID], true, context);
-               }).on('mouseleave', function () {
-                 utilHighlightEntities([entityID], false, context);
-               }).on('click', function (d3_event) {
-                 d3_event.preventDefault();
-                 utilHighlightEntities([entityID], false, context);
-                 var osmlayer = context.layers().layer('osm');
+         var validation = function checkPrivateData(entity) {
+           var tags = entity.tags;
+           if (!tags.building || !privateBuildingValues[tags.building]) return [];
+           var keepTags = {};
 
-                 if (!osmlayer.enabled()) {
-                   osmlayer.enabled(true);
-                 }
+           for (var k in tags) {
+             if (publicKeys[k]) return []; // probably a public feature
 
-                 context.map().centerZoom(d.loc, 20);
+             if (!personalTags[k]) {
+               keepTags[k] = tags[k];
+             }
+           }
 
-                 if (entity) {
-                   context.enter(modeSelect(context, [entityID]));
-                 } else {
-                   context.loadEntity(entityID, function () {
-                     context.enter(modeSelect(context, [entityID]));
-                   });
+           var tagDiff = utilTagDiff(tags, keepTags);
+           if (!tagDiff.length) return [];
+           var fixID = tagDiff.length === 1 ? 'remove_tag' : 'remove_tags';
+           return [new validationIssue({
+             type: type,
+             severity: 'warning',
+             message: showMessage,
+             reference: showReference,
+             entityIds: [entity.id],
+             dynamicFixes: function dynamicFixes() {
+               return [new validationIssueFix({
+                 icon: 'iD-operation-delete',
+                 title: _t.html('issues.fix.' + fixID + '.title'),
+                 onClick: function onClick(context) {
+                   context.perform(doUpgrade, _t('issues.fix.upgrade_tags.annotation'));
                  }
-               }); // Replace with friendly name if possible
-               // (The entity may not yet be loaded into the graph)
-
-               if (entity) {
-                 var name = utilDisplayName(entity); // try to use common name
+               })];
+             }
+           })];
 
-                 if (!name) {
-                   var preset = _mainPresetIndex.match(entity, context.graph());
-                   name = preset && !preset.isFallback() && preset.name(); // fallback to preset name
-                 }
+           function doUpgrade(graph) {
+             var currEntity = graph.hasEntity(entity.id);
+             if (!currEntity) return graph;
+             var newTags = Object.assign({}, currEntity.tags); // shallow copy
 
-                 if (name) {
-                   this.innerText = name;
-                 }
+             tagDiff.forEach(function (diff) {
+               if (diff.type === '-') {
+                 delete newTags[diff.key];
+               } else if (diff.type === '+') {
+                 newTags[diff.key] = diff.newVal;
                }
-             }); // Don't hide entities related to this issue - #5880
+             });
+             return actionChangeTags(currEntity.id, newTags)(graph);
+           }
 
-             context.features().forceVisible(d.elems);
-             context.map().pan([0, 0]); // trigger a redraw
-           })["catch"](function (err) {
-             console.log(err); // eslint-disable-line no-console
-           });
-         }
+           function showMessage(context) {
+             var currEntity = context.hasEntity(this.entityIds[0]);
+             if (!currEntity) return '';
+             return _t.html('issues.private_data.contact.message', {
+               feature: utilDisplayLabel(currEntity, context.graph())
+             });
+           }
 
-         osmoseDetails.issue = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return osmoseDetails;
+           function showReference(selection) {
+             var enter = selection.selectAll('.issue-reference').data([0]).enter();
+             enter.append('div').attr('class', 'issue-reference').call(_t.append('issues.private_data.reference'));
+             enter.append('strong').call(_t.append('issues.suggested'));
+             enter.append('table').attr('class', 'tagDiff-table').selectAll('.tagDiff-row').data(tagDiff).enter().append('tr').attr('class', 'tagDiff-row').append('td').attr('class', function (d) {
+               var klass = d.type === '+' ? 'add' : 'remove';
+               return 'tagDiff-cell tagDiff-cell-' + klass;
+             }).html(function (d) {
+               return d.display;
+             });
+           }
          };
 
-         return osmoseDetails;
+         validation.type = type;
+         return validation;
        }
 
-       function uiOsmoseHeader() {
-         var _qaItem;
-
-         function issueTitle(d) {
-           var unknown = _t('inspector.unknown');
-           if (!d) return unknown; // Issue titles supplied by Osmose
+       function validationSuspiciousName() {
+         var type = 'suspicious_name';
+         var keysToTestForGenericValues = ['aerialway', 'aeroway', 'amenity', 'building', 'craft', 'highway', 'leisure', 'railway', 'man_made', 'office', 'shop', 'tourism', 'waterway'];
+         var _waitingForNsi = false; // Attempt to match a generic record in the name-suggestion-index.
 
-           var s = services.osmose.getStrings(d.itemType);
-           return 'title' in s ? s.title : unknown;
-         }
+         function isGenericMatchInNsi(tags) {
+           var nsi = services.nsi;
 
-         function osmoseHeader(selection) {
-           var header = selection.selectAll('.qa-header').data(_qaItem ? [_qaItem] : [], function (d) {
-             return "".concat(d.id, "-").concat(d.status || 0);
-           });
-           header.exit().remove();
-           var headerEnter = header.enter().append('div').attr('class', 'qa-header');
-           var svgEnter = headerEnter.append('div').attr('class', 'qa-header-icon').classed('new', function (d) {
-             return d.id < 0;
-           }).append('svg').attr('width', '20px').attr('height', '30px').attr('viewbox', '0 0 20 30').attr('class', function (d) {
-             return "preset-icon-28 qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.itemType);
-           });
-           svgEnter.append('polygon').attr('fill', function (d) {
-             return services.osmose.getColor(d.item);
-           }).attr('class', 'qaItem-fill').attr('points', '16,3 4,3 1,6 1,17 4,20 7,20 10,27 13,20 16,20 19,17.033 19,6');
-           svgEnter.append('use').attr('class', 'icon-annotation').attr('width', '13px').attr('height', '13px').attr('transform', 'translate(3.5, 5)').attr('xlink:href', function (d) {
-             var picon = d.icon;
+           if (nsi) {
+             _waitingForNsi = nsi.status() === 'loading';
 
-             if (!picon) {
-               return '';
-             } else {
-               var isMaki = /^maki-/.test(picon);
-               return "#".concat(picon).concat(isMaki ? '-11' : '');
+             if (!_waitingForNsi) {
+               return nsi.isGenericName(tags);
              }
-           });
-           headerEnter.append('div').attr('class', 'qa-header-label').html(issueTitle);
-         }
+           }
 
-         osmoseHeader.issue = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return osmoseHeader;
-         };
+           return false;
+         } // Test if the name is just the key or tag value (e.g. "park")
 
-         return osmoseHeader;
-       }
 
-       function uiViewOnOsmose() {
-         var _qaItem;
+         function nameMatchesRawTag(lowercaseName, tags) {
+           for (var i = 0; i < keysToTestForGenericValues.length; i++) {
+             var key = keysToTestForGenericValues[i];
+             var val = tags[key];
 
-         function viewOnOsmose(selection) {
-           var url;
+             if (val) {
+               val = val.toLowerCase();
 
-           if (services.osmose && _qaItem instanceof QAItem) {
-             url = services.osmose.itemURL(_qaItem);
+               if (key === lowercaseName || val === lowercaseName || key.replace(/\_/g, ' ') === lowercaseName || val.replace(/\_/g, ' ') === lowercaseName) {
+                 return true;
+               }
+             }
            }
 
-           var link = selection.selectAll('.view-on-osmose').data(url ? [url] : []); // exit
-
-           link.exit().remove(); // enter
+           return false;
+         }
 
-           var linkEnter = link.enter().append('a').attr('class', 'view-on-osmose').attr('target', '_blank').attr('rel', 'noopener') // security measure
-           .attr('href', function (d) {
-             return d;
-           }).call(svgIcon('#iD-icon-out-link', 'inline'));
-           linkEnter.append('span').html(_t.html('inspector.view_on_osmose'));
+         function isGenericName(name, tags) {
+           name = name.toLowerCase();
+           return nameMatchesRawTag(name, tags) || isGenericMatchInNsi(tags);
          }
 
-         viewOnOsmose.what = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return viewOnOsmose;
-         };
+         function makeGenericNameIssue(entityId, nameKey, genericName, langCode) {
+           return new validationIssue({
+             type: type,
+             subtype: 'generic_name',
+             severity: 'warning',
+             message: function message(context) {
+               var entity = context.hasEntity(this.entityIds[0]);
+               if (!entity) return '';
+               var preset = _mainPresetIndex.match(entity, context.graph());
+               var langName = langCode && _mainLocalizer.languageName(langCode);
+               return _t.html('issues.generic_name.message' + (langName ? '_language' : ''), {
+                 feature: preset.name(),
+                 name: genericName,
+                 language: langName
+               });
+             },
+             reference: showReference,
+             entityIds: [entityId],
+             hash: "".concat(nameKey, "=").concat(genericName),
+             dynamicFixes: function dynamicFixes() {
+               return [new validationIssueFix({
+                 icon: 'iD-operation-delete',
+                 title: _t.html('issues.fix.remove_the_name.title'),
+                 onClick: function onClick(context) {
+                   var entityId = this.issue.entityIds[0];
+                   var entity = context.entity(entityId);
+                   var tags = Object.assign({}, entity.tags); // shallow copy
 
-         return viewOnOsmose;
-       }
+                   delete tags[nameKey];
+                   context.perform(actionChangeTags(entityId, tags), _t('issues.fix.remove_generic_name.annotation'));
+                 }
+               })];
+             }
+           });
 
-       function uiOsmoseEditor(context) {
-         var dispatch$1 = dispatch('change');
-         var qaDetails = uiOsmoseDetails(context);
-         var qaHeader = uiOsmoseHeader();
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.generic_name.reference'));
+           }
+         }
 
-         var _qaItem;
+         function makeIncorrectNameIssue(entityId, nameKey, incorrectName, langCode) {
+           return new validationIssue({
+             type: type,
+             subtype: 'not_name',
+             severity: 'warning',
+             message: function message(context) {
+               var entity = context.hasEntity(this.entityIds[0]);
+               if (!entity) return '';
+               var preset = _mainPresetIndex.match(entity, context.graph());
+               var langName = langCode && _mainLocalizer.languageName(langCode);
+               return _t.html('issues.incorrect_name.message' + (langName ? '_language' : ''), {
+                 feature: preset.name(),
+                 name: incorrectName,
+                 language: langName
+               });
+             },
+             reference: showReference,
+             entityIds: [entityId],
+             hash: "".concat(nameKey, "=").concat(incorrectName),
+             dynamicFixes: function dynamicFixes() {
+               return [new validationIssueFix({
+                 icon: 'iD-operation-delete',
+                 title: _t.html('issues.fix.remove_the_name.title'),
+                 onClick: function onClick(context) {
+                   var entityId = this.issue.entityIds[0];
+                   var entity = context.entity(entityId);
+                   var tags = Object.assign({}, entity.tags); // shallow copy
 
-         function osmoseEditor(selection) {
-           var header = selection.selectAll('.header').data([0]);
-           var headerEnter = header.enter().append('div').attr('class', 'header fillL');
-           headerEnter.append('button').attr('class', 'close').on('click', function () {
-             return context.enter(modeBrowse(context));
-           }).call(svgIcon('#iD-icon-close'));
-           headerEnter.append('h3').html(_t.html('QA.osmose.title'));
-           var body = selection.selectAll('.body').data([0]);
-           body = body.enter().append('div').attr('class', 'body').merge(body);
-           var editor = body.selectAll('.qa-editor').data([0]);
-           editor.enter().append('div').attr('class', 'modal-section qa-editor').merge(editor).call(qaHeader.issue(_qaItem)).call(qaDetails.issue(_qaItem)).call(osmoseSaveSection);
-           var footer = selection.selectAll('.footer').data([0]);
-           footer.enter().append('div').attr('class', 'footer').merge(footer).call(uiViewOnOsmose().what(_qaItem));
+                   delete tags[nameKey];
+                   context.perform(actionChangeTags(entityId, tags), _t('issues.fix.remove_mistaken_name.annotation'));
+                 }
+               })];
+             }
+           });
+
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.generic_name.reference'));
+           }
          }
 
-         function osmoseSaveSection(selection) {
-           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
+         var validation = function checkGenericName(entity) {
+           var tags = entity.tags; // a generic name is allowed if it's a known brand or entity
 
-           var isShown = _qaItem && isSelected;
-           var saveSection = selection.selectAll('.qa-save').data(isShown ? [_qaItem] : [], function (d) {
-             return "".concat(d.id, "-").concat(d.status || 0);
-           }); // exit
+           var hasWikidata = !!tags.wikidata || !!tags['brand:wikidata'] || !!tags['operator:wikidata'];
+           if (hasWikidata) return [];
+           var issues = [];
+           var notNames = (tags['not:name'] || '').split(';');
 
-           saveSection.exit().remove(); // enter
+           for (var key in tags) {
+             var m = key.match(/^name(?:(?::)([a-zA-Z_-]+))?$/);
+             if (!m) continue;
+             var langCode = m.length >= 2 ? m[1] : null;
+             var value = tags[key];
 
-           var saveSectionEnter = saveSection.enter().append('div').attr('class', 'qa-save save-section cf'); // update
+             if (notNames.length) {
+               for (var i in notNames) {
+                 var notName = notNames[i];
 
-           saveSection = saveSectionEnter.merge(saveSection).call(qaSaveButtons);
-         }
+                 if (notName && value === notName) {
+                   issues.push(makeIncorrectNameIssue(entity.id, key, value, langCode));
+                   continue;
+                 }
+               }
+             }
 
-         function qaSaveButtons(selection) {
-           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
+             if (isGenericName(value, tags)) {
+               issues.provisional = _waitingForNsi; // retry later if we are waiting on NSI to finish loading
 
-           var buttonSection = selection.selectAll('.buttons').data(isSelected ? [_qaItem] : [], function (d) {
-             return d.status + d.id;
-           }); // exit
+               issues.push(makeGenericNameIssue(entity.id, key, value, langCode));
+             }
+           }
 
-           buttonSection.exit().remove(); // enter
+           return issues;
+         };
 
-           var buttonEnter = buttonSection.enter().append('div').attr('class', 'buttons');
-           buttonEnter.append('button').attr('class', 'button close-button action');
-           buttonEnter.append('button').attr('class', 'button ignore-button action'); // update
+         validation.type = type;
+         return validation;
+       }
 
-           buttonSection = buttonSection.merge(buttonEnter);
-           buttonSection.select('.close-button').html(_t.html('QA.keepRight.close')).on('click.close', function (d3_event, d) {
-             this.blur(); // avoid keeping focus on the button - #4641
+       function validationUnsquareWay(context) {
+         var type = 'unsquare_way';
+         var DEFAULT_DEG_THRESHOLD = 5; // see also issues.js
+         // use looser epsilon for detection to reduce warnings of buildings that are essentially square already
 
-             var qaService = services.osmose;
+         var epsilon = 0.05;
+         var nodeThreshold = 10;
 
-             if (qaService) {
-               d.newStatus = 'done';
-               qaService.postUpdate(d, function (err, item) {
-                 return dispatch$1.call('change', item);
-               });
-             }
-           });
-           buttonSection.select('.ignore-button').html(_t.html('QA.keepRight.ignore')).on('click.ignore', function (d3_event, d) {
-             this.blur(); // avoid keeping focus on the button - #4641
+         function isBuilding(entity, graph) {
+           if (entity.type !== 'way' || entity.geometry(graph) !== 'area') return false;
+           return entity.tags.building && entity.tags.building !== 'no';
+         }
 
-             var qaService = services.osmose;
+         var validation = function checkUnsquareWay(entity, graph) {
+           if (!isBuilding(entity, graph)) return []; // don't flag ways marked as physically unsquare
 
-             if (qaService) {
-               d.newStatus = 'false';
-               qaService.postUpdate(d, function (err, item) {
-                 return dispatch$1.call('change', item);
+           if (entity.tags.nonsquare === 'yes') return [];
+           var isClosed = entity.isClosed();
+           if (!isClosed) return []; // this building has bigger problems
+           // don't flag ways with lots of nodes since they are likely detail-mapped
+
+           var nodes = graph.childNodes(entity).slice(); // shallow copy
+
+           if (nodes.length > nodeThreshold + 1) return []; // +1 because closing node appears twice
+           // ignore if not all nodes are fully downloaded
+
+           var osm = services.osm;
+           if (!osm || nodes.some(function (node) {
+             return !osm.isDataLoaded(node.loc);
+           })) return []; // don't flag connected ways to avoid unresolvable unsquare loops
+
+           var hasConnectedSquarableWays = nodes.some(function (node) {
+             return graph.parentWays(node).some(function (way) {
+               if (way.id === entity.id) return false;
+               if (isBuilding(way, graph)) return true;
+               return graph.parentRelations(way).some(function (parentRelation) {
+                 return parentRelation.isMultipolygon() && parentRelation.tags.building && parentRelation.tags.building !== 'no';
                });
-             }
+             });
            });
-         } // NOTE: Don't change method name until UI v3 is merged
+           if (hasConnectedSquarableWays) return []; // user-configurable square threshold
 
+           var storedDegreeThreshold = corePreferences('validate-square-degrees');
+           var degreeThreshold = isNaN(storedDegreeThreshold) ? DEFAULT_DEG_THRESHOLD : parseFloat(storedDegreeThreshold);
+           var points = nodes.map(function (node) {
+             return context.projection(node.loc);
+           });
+           if (!geoOrthoCanOrthogonalize(points, isClosed, epsilon, degreeThreshold, true)) return [];
+           var autoArgs; // don't allow autosquaring features linked to wikidata
 
-         osmoseEditor.error = function (val) {
-           if (!arguments.length) return _qaItem;
-           _qaItem = val;
-           return osmoseEditor;
-         };
+           if (!entity.tags.wikidata) {
+             // use same degree threshold as for detection
+             var autoAction = actionOrthogonalize(entity.id, context.projection, undefined, degreeThreshold);
+             autoAction.transitionable = false; // when autofixing, do it instantly
 
-         return utilRebind(osmoseEditor, dispatch$1, 'on');
-       }
+             autoArgs = [autoAction, _t('operations.orthogonalize.annotation.feature', {
+               n: 1
+             })];
+           }
 
-       function modeSelectError(context, selectedErrorID, selectedErrorService) {
-         var mode = {
-           id: 'select-error',
-           button: 'browse'
-         };
-         var keybinding = utilKeybinding('select-error');
-         var errorService = services[selectedErrorService];
-         var errorEditor;
+           return [new validationIssue({
+             type: type,
+             subtype: 'building',
+             severity: 'warning',
+             message: function message(context) {
+               var entity = context.hasEntity(this.entityIds[0]);
+               return entity ? _t.html('issues.unsquare_way.message', {
+                 feature: utilDisplayLabel(entity, context.graph())
+               }) : '';
+             },
+             reference: showReference,
+             entityIds: [entity.id],
+             hash: degreeThreshold,
+             dynamicFixes: function dynamicFixes() {
+               return [new validationIssueFix({
+                 icon: 'iD-operation-orthogonalize',
+                 title: _t.html('issues.fix.square_feature.title'),
+                 autoArgs: autoArgs,
+                 onClick: function onClick(context, completionHandler) {
+                   var entityId = this.issue.entityIds[0]; // use same degree threshold as for detection
 
-         switch (selectedErrorService) {
-           case 'improveOSM':
-             errorEditor = uiImproveOsmEditor(context).on('change', function () {
-               context.map().pan([0, 0]); // trigger a redraw
+                   context.perform(actionOrthogonalize(entityId, context.projection, undefined, degreeThreshold), _t('operations.orthogonalize.annotation.feature', {
+                     n: 1
+                   })); // run after the squaring transition (currently 150ms)
 
-               var error = checkSelectedID();
-               if (!error) return;
-               context.ui().sidebar.show(errorEditor.error(error));
-             });
-             break;
+                   window.setTimeout(function () {
+                     completionHandler();
+                   }, 175);
+                 }
+               })
+               /*
+               new validationIssueFix({
+                   title: t.html('issues.fix.tag_as_unsquare.title'),
+                   onClick: function(context) {
+                       var entityId = this.issue.entityIds[0];
+                       var entity = context.entity(entityId);
+                       var tags = Object.assign({}, entity.tags);  // shallow copy
+                       tags.nonsquare = 'yes';
+                       context.perform(
+                           actionChangeTags(entityId, tags),
+                           t('issues.fix.tag_as_unsquare.annotation')
+                       );
+                   }
+               })
+               */
+               ];
+             }
+           })];
 
-           case 'keepRight':
-             errorEditor = uiKeepRightEditor(context).on('change', function () {
-               context.map().pan([0, 0]); // trigger a redraw
+           function showReference(selection) {
+             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').call(_t.append('issues.unsquare_way.buildings.reference'));
+           }
+         };
 
-               var error = checkSelectedID();
-               if (!error) return;
-               context.ui().sidebar.show(errorEditor.error(error));
-             });
-             break;
+         validation.type = type;
+         return validation;
+       }
 
-           case 'osmose':
-             errorEditor = uiOsmoseEditor(context).on('change', function () {
-               context.map().pan([0, 0]); // trigger a redraw
+       var Validations = /*#__PURE__*/Object.freeze({
+               __proto__: null,
+               validationAlmostJunction: validationAlmostJunction,
+               validationCloseNodes: validationCloseNodes,
+               validationCrossingWays: validationCrossingWays,
+               validationDisconnectedWay: validationDisconnectedWay,
+               validationFormatting: validationFormatting,
+               validationHelpRequest: validationHelpRequest,
+               validationImpossibleOneway: validationImpossibleOneway,
+               validationIncompatibleSource: validationIncompatibleSource,
+               validationMaprules: validationMaprules,
+               validationMismatchedGeometry: validationMismatchedGeometry,
+               validationMissingRole: validationMissingRole,
+               validationMissingTag: validationMissingTag,
+               validationOutdatedTags: validationOutdatedTags,
+               validationPrivateData: validationPrivateData,
+               validationSuspiciousName: validationSuspiciousName,
+               validationUnsquareWay: validationUnsquareWay
+       });
 
-               var error = checkSelectedID();
-               if (!error) return;
-               context.ui().sidebar.show(errorEditor.error(error));
-             });
-             break;
-         }
+       function coreValidator(context) {
+         var _this = this;
 
-         var behaviors = [behaviorBreathe(), behaviorHover(context), behaviorSelect(context), behaviorLasso(context), modeDragNode(context).behavior, modeDragNote(context).behavior];
+         var dispatch = dispatch$8('validated', 'focusedIssue');
+         var validator = utilRebind({}, dispatch, 'on');
+         var _rules = {};
+         var _disabledRules = {};
 
-         function checkSelectedID() {
-           if (!errorService) return;
-           var error = errorService.getError(selectedErrorID);
+         var _ignoredIssueIDs = new Set();
 
-           if (!error) {
-             context.enter(modeBrowse(context));
-           }
+         var _resolvedIssueIDs = new Set();
 
-           return error;
-         }
+         var _baseCache = validationCache('base'); // issues before any user edits
 
-         mode.zoomToSelected = function () {
-           if (!errorService) return;
-           var error = errorService.getError(selectedErrorID);
 
-           if (error) {
-             context.map().centerZoomEase(error.loc, 20);
-           }
-         };
+         var _headCache = validationCache('head'); // issues after all user edits
 
-         mode.enter = function () {
-           var error = checkSelectedID();
-           if (!error) return;
-           behaviors.forEach(context.install);
-           keybinding.on(_t('inspector.zoom_to.key'), mode.zoomToSelected).on('⎋', esc, true);
-           select(document).call(keybinding);
-           selectError();
-           var sidebar = context.ui().sidebar;
-           sidebar.show(errorEditor.error(error));
-           context.map().on('drawn.select-error', selectError); // class the error as selected, or return to browse mode if the error is gone
 
-           function selectError(d3_event, drawn) {
-             if (!checkSelectedID()) return;
-             var selection = context.surface().selectAll('.itemId-' + selectedErrorID + '.' + selectedErrorService);
+         var _completeDiff = {}; // complete diff base -> head of what the user changed
 
-             if (selection.empty()) {
-               // Return to browse mode if selected DOM elements have
-               // disappeared because the user moved them out of view..
-               var source = d3_event && d3_event.type === 'zoom' && d3_event.sourceEvent;
+         var _headIsCurrent = false;
 
-               if (drawn && source && (source.type === 'pointermove' || source.type === 'mousemove' || source.type === 'touchmove')) {
-                 context.enter(modeBrowse(context));
-               }
-             } else {
-               selection.classed('selected', true);
-               context.selectedErrorID(selectedErrorID);
-             }
-           }
+         var _deferredRIC = new Set(); // Set( RequestIdleCallback handles )
 
-           function esc() {
-             if (context.container().select('.combobox').size()) return;
-             context.enter(modeBrowse(context));
-           }
-         };
 
-         mode.exit = function () {
-           behaviors.forEach(context.uninstall);
-           select(document).call(keybinding.unbind);
-           context.surface().selectAll('.qaItem.selected').classed('selected hover', false);
-           context.map().on('drawn.select-error', null);
-           context.ui().sidebar.hide();
-           context.selectedErrorID(null);
-           context.features().forceVisible([]);
-         };
+         var _deferredST = new Set(); // Set( SetTimeout handles )
 
-         return mode;
-       }
 
-       function behaviorSelect(context) {
-         var _tolerancePx = 4; // see also behaviorDrag
+         var _headPromise; // Promise fulfilled when validation is performed up to headGraph snapshot
 
-         var _lastMouseEvent = null;
-         var _showMenu = false;
-         var _downPointers = {};
-         var _longPressTimeout = null;
-         var _lastInteractionType = null; // the id of the down pointer that's enabling multiselection while down
 
-         var _multiselectionPointerId = null; // use pointer events on supported platforms; fallback to mouse events
+         var RETRY = 5000; // wait 5sec before revalidating provisional entities
+         // Allow validation severity to be overridden by url queryparams...
+         // See: https://github.com/openstreetmap/iD/pull/8243
+         //
+         // Each param should contain a urlencoded comma separated list of
+         // `type/subtype` rules.  `*` may be used as a wildcard..
+         // Examples:
+         //  `validationError=disconnected_way/*`
+         //  `validationError=disconnected_way/highway`
+         //  `validationError=crossing_ways/bridge*`
+         //  `validationError=crossing_ways/bridge*,crossing_ways/tunnel*`
+
+         var _errorOverrides = parseHashParam(context.initialHashParams.validationError);
+
+         var _warningOverrides = parseHashParam(context.initialHashParams.validationWarning);
+
+         var _disableOverrides = parseHashParam(context.initialHashParams.validationDisable); // `parseHashParam()`   (private)
+         // Checks hash parameters for severity overrides
+         // Arguments
+         //   `param` - a url hash parameter (`validationError`, `validationWarning`, or `validationDisable`)
+         // Returns
+         //   Array of Objects like { type: RegExp, subtype: RegExp }
+         //
 
-         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
 
-         function keydown(d3_event) {
-           if (d3_event.keyCode === 32) {
-             // don't react to spacebar events during text input
-             var activeNode = document.activeElement;
-             if (activeNode && new Set(['INPUT', 'TEXTAREA']).has(activeNode.nodeName)) return;
-           }
+         function parseHashParam(param) {
+           var result = [];
+           var rules = (param || '').split(',');
+           rules.forEach(function (rule) {
+             rule = rule.trim();
+             var parts = rule.split('/', 2); // "type/subtype"
+
+             var type = parts[0];
+             var subtype = parts[1] || '*';
+             if (!type || !subtype) return;
+             result.push({
+               type: makeRegExp(type),
+               subtype: makeRegExp(subtype)
+             });
+           });
+           return result;
 
-           if (d3_event.keyCode === 93 || // context menu key
-           d3_event.keyCode === 32) {
-             // spacebar
-             d3_event.preventDefault();
+           function makeRegExp(str) {
+             var escaped = str.replace(/[-\/\\^$+?.()|[\]{}]/g, '\\$&') // escape all reserved chars except for the '*'
+             .replace(/\*/g, '.*'); // treat a '*' like '.*'
+
+             return new RegExp('^' + escaped + '$');
            }
+         } // `init()`
+         // Initialize the validator, called once on iD startup
+         //
 
-           if (d3_event.repeat) return; // ignore repeated events for held keys
-           // if any key is pressed the user is probably doing something other than long-pressing
 
-           cancelLongPress();
+         validator.init = function () {
+           Object.values(Validations).forEach(function (validation) {
+             if (typeof validation !== 'function') return;
+             var fn = validation(context);
+             var key = fn.type;
+             _rules[key] = fn;
+           });
+           var disabledRules = corePreferences('validate-disabledRules');
 
-           if (d3_event.shiftKey) {
-             context.surface().classed('behavior-multiselect', true);
+           if (disabledRules) {
+             disabledRules.split(',').forEach(function (k) {
+               return _disabledRules[k] = true;
+             });
            }
+         }; // `reset()`   (private)
+         // Cancels deferred work and resets all caches
+         //
+         // Arguments
+         //   `resetIgnored` - `true` to clear the list of user-ignored issues
+         //
 
-           if (d3_event.keyCode === 32) {
-             // spacebar
-             if (!_downPointers.spacebar && _lastMouseEvent) {
-               cancelLongPress();
-               _longPressTimeout = window.setTimeout(didLongPress, 500, 'spacebar', 'spacebar');
-               _downPointers.spacebar = {
-                 firstEvent: _lastMouseEvent,
-                 lastEvent: _lastMouseEvent
-               };
-             }
-           }
-         }
 
-         function keyup(d3_event) {
-           cancelLongPress();
+         function reset(resetIgnored) {
+           // cancel deferred work
+           _deferredRIC.forEach(window.cancelIdleCallback);
 
-           if (!d3_event.shiftKey) {
-             context.surface().classed('behavior-multiselect', false);
-           }
+           _deferredRIC.clear();
 
-           if (d3_event.keyCode === 93) {
-             // context menu key
-             d3_event.preventDefault();
-             _lastInteractionType = 'menukey';
-             contextmenu(d3_event);
-           } else if (d3_event.keyCode === 32) {
-             // spacebar
-             var pointer = _downPointers.spacebar;
+           _deferredST.forEach(window.clearTimeout);
 
-             if (pointer) {
-               delete _downPointers.spacebar;
-               if (pointer.done) return;
-               d3_event.preventDefault();
-               _lastInteractionType = 'spacebar';
-               click(pointer.firstEvent, pointer.lastEvent, 'spacebar');
-             }
-           }
-         }
+           _deferredST.clear(); // empty queues and resolve any pending promise
 
-         function pointerdown(d3_event) {
-           var id = (d3_event.pointerId || 'mouse').toString();
-           cancelLongPress();
-           if (d3_event.buttons && d3_event.buttons !== 1) return;
-           context.ui().closeEditMenu();
-           _longPressTimeout = window.setTimeout(didLongPress, 500, id, 'longdown-' + (d3_event.pointerType || 'mouse'));
-           _downPointers[id] = {
-             firstEvent: d3_event,
-             lastEvent: d3_event
-           };
-         }
 
-         function didLongPress(id, interactionType) {
-           var pointer = _downPointers[id];
-           if (!pointer) return;
+           _baseCache.queue = [];
+           _headCache.queue = [];
+           processQueue(_headCache);
+           processQueue(_baseCache); // clear caches
 
-           for (var i in _downPointers) {
-             // don't allow this or any currently down pointer to trigger another click
-             _downPointers[i].done = true;
-           } // treat long presses like right-clicks
+           if (resetIgnored) _ignoredIssueIDs.clear();
 
+           _resolvedIssueIDs.clear();
 
-           _longPressTimeout = null;
-           _lastInteractionType = interactionType;
-           _showMenu = true;
-           click(pointer.firstEvent, pointer.lastEvent, id);
-         }
+           _baseCache = validationCache('base');
+           _headCache = validationCache('head');
+           _completeDiff = {};
+           _headIsCurrent = false;
+         } // `reset()`
+         // clear caches, called whenever iD resets after a save or switches sources
+         // (clears out the _ignoredIssueIDs set also)
+         //
 
-         function pointermove(d3_event) {
-           var id = (d3_event.pointerId || 'mouse').toString();
 
-           if (_downPointers[id]) {
-             _downPointers[id].lastEvent = d3_event;
-           }
+         validator.reset = function () {
+           reset(true);
+         }; // `resetIgnoredIssues()`
+         // clears out the _ignoredIssueIDs Set
+         //
 
-           if (!d3_event.pointerType || d3_event.pointerType === 'mouse') {
-             _lastMouseEvent = d3_event;
 
-             if (_downPointers.spacebar) {
-               _downPointers.spacebar.lastEvent = d3_event;
-             }
-           }
-         }
+         validator.resetIgnoredIssues = function () {
+           _ignoredIssueIDs.clear();
 
-         function pointerup(d3_event) {
-           var id = (d3_event.pointerId || 'mouse').toString();
-           var pointer = _downPointers[id];
-           if (!pointer) return;
-           delete _downPointers[id];
+           dispatch.call('validated'); // redraw UI
+         }; // `revalidateUnsquare()`
+         // Called whenever the user changes the unsquare threshold
+         // It reruns just the "unsquare_way" validation on all buildings.
+         //
 
-           if (_multiselectionPointerId === id) {
-             _multiselectionPointerId = null;
-           }
 
-           if (pointer.done) return;
-           click(pointer.firstEvent, d3_event, id);
-         }
+         validator.revalidateUnsquare = function () {
+           revalidateUnsquare(_headCache);
+           revalidateUnsquare(_baseCache);
+           dispatch.call('validated');
+         };
 
-         function pointercancel(d3_event) {
-           var id = (d3_event.pointerId || 'mouse').toString();
-           if (!_downPointers[id]) return;
-           delete _downPointers[id];
+         function revalidateUnsquare(cache) {
+           var checkUnsquareWay = _rules.unsquare_way;
+           if (!cache.graph || typeof checkUnsquareWay !== 'function') return; // uncache existing
 
-           if (_multiselectionPointerId === id) {
-             _multiselectionPointerId = null;
-           }
-         }
+           cache.uncacheIssuesOfType('unsquare_way');
+           var buildings = context.history().tree().intersects(geoExtent([-180, -90], [180, 90]), cache.graph) // everywhere
+           .filter(function (entity) {
+             return entity.type === 'way' && entity.tags.building && entity.tags.building !== 'no';
+           }); // rerun for all buildings
 
-         function contextmenu(d3_event) {
-           d3_event.preventDefault();
+           buildings.forEach(function (entity) {
+             var detected = checkUnsquareWay(entity, cache.graph);
+             if (!detected.length) return;
+             cache.cacheIssues(detected);
+           });
+         } // `getIssues()`
+         // Gets all issues that match the given options
+         // This is called by many other places
+         //
+         // Arguments
+         //   `options` Object like:
+         //   {
+         //     what: 'all',                  // 'all' or 'edited'
+         //     where: 'all',                 // 'all' or 'visible'
+         //     includeIgnored: false,        // true, false, or 'only'
+         //     includeDisabledRules: false   // true, false, or 'only'
+         //   }
+         //
+         // Returns
+         //   An Array containing the issues
+         //
 
-           if (!+d3_event.clientX && !+d3_event.clientY) {
-             if (_lastMouseEvent) {
-               d3_event.sourceEvent = _lastMouseEvent;
-             } else {
-               return;
-             }
-           } else {
-             _lastMouseEvent = d3_event;
-             _lastInteractionType = 'rightclick';
-           }
 
-           _showMenu = true;
-           click(d3_event, d3_event);
-         }
+         validator.getIssues = function (options) {
+           var opts = Object.assign({
+             what: 'all',
+             where: 'all',
+             includeIgnored: false,
+             includeDisabledRules: false
+           }, options);
+           var view = context.map().extent();
+           var seen = new Set();
+           var results = []; // collect head issues - present in the user edits
+
+           if (_headCache.graph && _headCache.graph !== _baseCache.graph) {
+             Object.values(_headCache.issuesByIssueID).forEach(function (issue) {
+               // In the head cache, only count features that the user is responsible for - #8632
+               // For example, a user can undo some work and an issue will still present in the
+               // head graph, but we don't want to credit the user for causing that issue.
+               var userModified = (issue.entityIds || []).some(function (id) {
+                 return _completeDiff.hasOwnProperty(id);
+               });
+               if (opts.what === 'edited' && !userModified) return; // present in head but user didn't touch it
 
-         function click(firstEvent, lastEvent, pointerId) {
-           cancelLongPress();
-           var mapNode = context.container().select('.main-map').node(); // Use the `main-map` coordinate system since the surface and supersurface
-           // are transformed when drag-panning.
+               if (!filter(issue)) return;
+               seen.add(issue.id);
+               results.push(issue);
+             });
+           } // collect base issues - present before user edits
 
-           var pointGetter = utilFastMouse(mapNode);
-           var p1 = pointGetter(firstEvent);
-           var p2 = pointGetter(lastEvent);
-           var dist = geoVecLength(p1, p2);
 
-           if (dist > _tolerancePx || !mapContains(lastEvent)) {
-             resetProperties();
-             return;
+           if (opts.what === 'all') {
+             Object.values(_baseCache.issuesByIssueID).forEach(function (issue) {
+               if (!filter(issue)) return;
+               seen.add(issue.id);
+               results.push(issue);
+             });
            }
 
-           var targetDatum = lastEvent.target.__data__;
-           var multiselectEntityId;
+           return results; // Filter the issue set to include only what the calling code wants to see.
+           // Note that we use `context.graph()`/`context.hasEntity()` here, not `cache.graph`,
+           // because that is the graph that the calling code will be using.
 
-           if (!_multiselectionPointerId) {
-             // If a different pointer than the one triggering this click is down on a
-             // feature, treat this and all future clicks as multiselection until that
-             // pointer is raised.
-             var selectPointerInfo = pointerDownOnSelection(pointerId);
+           function filter(issue) {
+             if (!issue) return false;
+             if (seen.has(issue.id)) return false;
+             if (_resolvedIssueIDs.has(issue.id)) return false;
+             if (opts.includeDisabledRules === 'only' && !_disabledRules[issue.type]) return false;
+             if (!opts.includeDisabledRules && _disabledRules[issue.type]) return false;
+             if (opts.includeIgnored === 'only' && !_ignoredIssueIDs.has(issue.id)) return false;
+             if (!opts.includeIgnored && _ignoredIssueIDs.has(issue.id)) return false; // This issue may involve an entity that doesn't exist in context.graph()
+             // This can happen because validation is async and rendering the issue lists is async.
 
-             if (selectPointerInfo) {
-               _multiselectionPointerId = selectPointerInfo.pointerId; // if the other feature isn't selected yet, make sure we select it
+             if ((issue.entityIds || []).some(function (id) {
+               return !context.hasEntity(id);
+             })) return false;
 
-               multiselectEntityId = !selectPointerInfo.selected && selectPointerInfo.entityId;
-               _downPointers[selectPointerInfo.pointerId].done = true;
+             if (opts.where === 'visible') {
+               var extent = issue.extent(context.graph());
+               if (!view.intersects(extent)) return false;
              }
-           } // support multiselect if data is already selected
-
 
-           var isMultiselect = context.mode().id === 'select' && ( // and shift key is down
-           lastEvent && lastEvent.shiftKey || // or we're lasso-selecting
-           context.surface().select('.lasso').node() || // or a pointer is down over a selected feature
-           _multiselectionPointerId && !multiselectEntityId);
+             return true;
+           }
+         }; // `getResolvedIssues()`
+         // Gets the issues that have been fixed by the user.
+         //
+         // Resolved issues are tracked in the `_resolvedIssueIDs` Set,
+         // and they should all be issues that exist in the _baseCache.
+         //
+         // Returns
+         //   An Array containing the issues
+         //
 
-           processClick(targetDatum, isMultiselect, p2, multiselectEntityId);
 
-           function mapContains(event) {
-             var rect = mapNode.getBoundingClientRect();
-             return event.clientX >= rect.left && event.clientX <= rect.right && event.clientY >= rect.top && event.clientY <= rect.bottom;
-           }
+         validator.getResolvedIssues = function () {
+           return Array.from(_resolvedIssueIDs).map(function (issueID) {
+             return _baseCache.issuesByIssueID[issueID];
+           }).filter(Boolean);
+         }; // `focusIssue()`
+         // Adjusts the map to focus on the given issue.
+         // (requires the issue to have a reasonable extent defined)
+         //
+         // Arguments
+         //   `issue` - the issue to focus on
+         //
 
-           function pointerDownOnSelection(skipPointerId) {
-             var mode = context.mode();
-             var selectedIDs = mode.id === 'select' ? mode.selectedIDs() : [];
 
-             for (var pointerId in _downPointers) {
-               if (pointerId === 'spacebar' || pointerId === skipPointerId) continue;
-               var pointerInfo = _downPointers[pointerId];
-               var p1 = pointGetter(pointerInfo.firstEvent);
-               var p2 = pointGetter(pointerInfo.lastEvent);
-               if (geoVecLength(p1, p2) > _tolerancePx) continue;
-               var datum = pointerInfo.firstEvent.target.__data__;
-               var entity = datum && datum.properties && datum.properties.entity || datum;
-               if (context.graph().hasEntity(entity.id)) return {
-                 pointerId: pointerId,
-                 entityId: entity.id,
-                 selected: selectedIDs.indexOf(entity.id) !== -1
-               };
-             }
+         validator.focusIssue = function (issue) {
+           // Note that we use `context.graph()`/`context.hasEntity()` here, not `cache.graph`,
+           // because that is the graph that the calling code will be using.
+           var graph = context.graph();
+           var selectID;
+           var focusCenter; // Try to focus the map at the center of the issue..
 
-             return null;
-           }
-         }
+           var issueExtent = issue.extent(graph);
 
-         function processClick(datum, isMultiselect, point, alsoSelectId) {
-           var mode = context.mode();
-           var showMenu = _showMenu;
-           var interactionType = _lastInteractionType;
-           var entity = datum && datum.properties && datum.properties.entity;
-           if (entity) datum = entity;
+           if (issueExtent) {
+             focusCenter = issueExtent.center();
+           } // Try to select the first entity in the issue..
 
-           if (datum && datum.type === 'midpoint') {
-             // treat targeting midpoints as if targeting the parent way
-             datum = datum.parents[0];
-           }
 
-           var newMode;
+           if (issue.entityIds && issue.entityIds.length) {
+             selectID = issue.entityIds[0]; // If a relation, focus on one of its members instead.
+             // Otherwise we might be focusing on a part of map where the relation is not visible.
 
-           if (datum instanceof osmEntity) {
-             // targeting an entity
-             var selectedIDs = context.selectedIDs();
-             context.selectedNoteID(null);
-             context.selectedErrorID(null);
+             if (selectID && selectID.charAt(0) === 'r') {
+               // relation
+               var ids = utilEntityAndDeepMemberIDs([selectID], graph);
+               var nodeID = ids.find(function (id) {
+                 return id.charAt(0) === 'n' && graph.hasEntity(id);
+               });
 
-             if (!isMultiselect) {
-               // don't change the selection if we're toggling the menu atop a multiselection
-               if (!showMenu || selectedIDs.length <= 1 || selectedIDs.indexOf(datum.id) === -1) {
-                 if (alsoSelectId === datum.id) alsoSelectId = null;
-                 selectedIDs = (alsoSelectId ? [alsoSelectId] : []).concat([datum.id]); // always enter modeSelect even if the entity is already
-                 // selected since listeners may expect `context.enter` events,
-                 // e.g. in the walkthrough
+               if (!nodeID) {
+                 // relation has no downloaded nodes to focus on
+                 var wayID = ids.find(function (id) {
+                   return id.charAt(0) === 'w' && graph.hasEntity(id);
+                 });
 
-                 newMode = mode.id === 'select' ? mode.selectedIDs(selectedIDs) : modeSelect(context, selectedIDs).selectBehavior(behavior);
-                 context.enter(newMode);
-               }
-             } else {
-               if (selectedIDs.indexOf(datum.id) !== -1) {
-                 // clicked entity is already in the selectedIDs list..
-                 if (!showMenu) {
-                   // deselect clicked entity, then reenter select mode or return to browse mode..
-                   selectedIDs = selectedIDs.filter(function (id) {
-                     return id !== datum.id;
-                   });
-                   newMode = selectedIDs.length ? mode.selectedIDs(selectedIDs) : modeBrowse(context).selectBehavior(behavior);
-                   context.enter(newMode);
+                 if (wayID) {
+                   nodeID = graph.entity(wayID).first(); // focus on the first node of this way
                  }
-               } else {
-                 // clicked entity is not in the selected list, add it..
-                 selectedIDs = selectedIDs.concat([datum.id]);
-                 newMode = mode.selectedIDs(selectedIDs);
-                 context.enter(newMode);
                }
-             }
-           } else if (datum && datum.__featurehash__ && !isMultiselect) {
-             // targeting custom data
-             context.selectedNoteID(null).enter(modeSelectData(context, datum));
-           } else if (datum instanceof osmNote && !isMultiselect) {
-             // targeting a note
-             context.selectedNoteID(datum.id).enter(modeSelectNote(context, datum.id));
-           } else if (datum instanceof QAItem & !isMultiselect) {
-             // targeting an external QA issue
-             context.selectedErrorID(datum.id).enter(modeSelectError(context, datum.id, datum.service));
-           } else {
-             // targeting nothing
-             context.selectedNoteID(null);
-             context.selectedErrorID(null);
 
-             if (!isMultiselect && mode.id !== 'browse') {
-               context.enter(modeBrowse(context));
+               if (nodeID) {
+                 focusCenter = graph.entity(nodeID).loc;
+               }
              }
            }
 
-           context.ui().closeEditMenu(); // always request to show the edit menu in case the mode needs it
+           if (focusCenter) {
+             // Adjust the view
+             var setZoom = Math.max(context.map().zoom(), 19);
+             context.map().unobscuredCenterZoomEase(focusCenter, setZoom);
+           }
 
-           if (showMenu) context.ui().showEditMenu(point, interactionType);
-           resetProperties();
-         }
+           if (selectID) {
+             // Enter select mode
+             window.setTimeout(function () {
+               context.enter(modeSelect(context, [selectID]));
+               dispatch.call('focusedIssue', _this, issue);
+             }, 250); // after ease
+           }
+         }; // `getIssuesBySeverity()`
+         // Gets the issues then groups them by error/warning
+         // (This just calls getIssues, then puts issues in groups)
+         //
+         // Arguments
+         //   `options` - (see `getIssues`)
+         // Returns
+         //   Object result like:
+         //   {
+         //     error:    Array of errors,
+         //     warning:  Array of warnings
+         //   }
+         //
+
+
+         validator.getIssuesBySeverity = function (options) {
+           var groups = utilArrayGroupBy(validator.getIssues(options), 'severity');
+           groups.error = groups.error || [];
+           groups.warning = groups.warning || [];
+           return groups;
+         }; // `getEntityIssues()`
+         // Gets the issues that the given entity IDs have in common, matching the given options
+         // (This just calls getIssues, then filters for the given entity IDs)
+         // The issues are sorted for relevance
+         //
+         // Arguments
+         //   `entityIDs` - Array or Set of entityIDs to get issues for
+         //   `options` - (see `getIssues`)
+         // Returns
+         //   An Array containing the issues
+         //
 
-         function cancelLongPress() {
-           if (_longPressTimeout) window.clearTimeout(_longPressTimeout);
-           _longPressTimeout = null;
-         }
 
-         function resetProperties() {
-           cancelLongPress();
-           _showMenu = false;
-           _lastInteractionType = null; // don't reset _lastMouseEvent since it might still be useful
-         }
+         validator.getSharedEntityIssues = function (entityIDs, options) {
+           var orderedIssueTypes = [// Show some issue types in a particular order:
+           'missing_tag', 'missing_role', // - missing data first
+           'outdated_tags', 'mismatched_geometry', // - identity issues
+           'crossing_ways', 'almost_junction', // - geometry issues where fixing them might solve connectivity issues
+           'disconnected_way', 'impossible_oneway' // - finally connectivity issues
+           ];
+           var allIssues = validator.getIssues(options);
+           var forEntityIDs = new Set(entityIDs);
+           return allIssues.filter(function (issue) {
+             return (issue.entityIds || []).some(function (entityID) {
+               return forEntityIDs.has(entityID);
+             });
+           }).sort(function (issue1, issue2) {
+             if (issue1.type === issue2.type) {
+               // issues of the same type, sort deterministically
+               return issue1.id < issue2.id ? -1 : 1;
+             }
 
-         function behavior(selection) {
-           resetProperties();
-           _lastMouseEvent = context.map().lastPointerEvent();
-           select(window).on('keydown.select', keydown).on('keyup.select', keyup).on(_pointerPrefix + 'move.select', pointermove, true).on(_pointerPrefix + 'up.select', pointerup, true).on('pointercancel.select', pointercancel, true).on('contextmenu.select-window', function (d3_event) {
-             // Edge and IE really like to show the contextmenu on the
-             // menubar when user presses a keyboard menu button
-             // even after we've already preventdefaulted the key event.
-             var e = d3_event;
+             var index1 = orderedIssueTypes.indexOf(issue1.type);
+             var index2 = orderedIssueTypes.indexOf(issue2.type);
 
-             if (+e.clientX === 0 && +e.clientY === 0) {
-               d3_event.preventDefault();
+             if (index1 !== -1 && index2 !== -1) {
+               // both issue types have explicit sort orders
+               return index1 - index2;
+             } else if (index1 === -1 && index2 === -1) {
+               // neither issue type has an explicit sort order, sort by type
+               return issue1.type < issue2.type ? -1 : 1;
+             } else {
+               // order explicit types before everything else
+               return index1 !== -1 ? -1 : 1;
              }
            });
-           selection.on(_pointerPrefix + 'down.select', pointerdown).on('contextmenu.select', contextmenu);
-           /*if (d3_event && d3_event.shiftKey) {
-               context.surface()
-                   .classed('behavior-multiselect', true);
-           }*/
-         }
-
-         behavior.off = function (selection) {
-           cancelLongPress();
-           select(window).on('keydown.select', null).on('keyup.select', null).on('contextmenu.select-window', null).on(_pointerPrefix + 'move.select', null, true).on(_pointerPrefix + 'up.select', null, true).on('pointercancel.select', null, true);
-           selection.on(_pointerPrefix + 'down.select', null).on('contextmenu.select', null);
-           context.surface().classed('behavior-multiselect', false);
-         };
+         }; // `getEntityIssues()`
+         // Get an array of detected issues for the given entityID.
+         // (This just calls getSharedEntityIssues for a single entity)
+         //
+         // Arguments
+         //   `entityID` - the entity ID to get the issues for
+         //   `options` - (see `getIssues`)
+         // Returns
+         //   An Array containing the issues
+         //
 
-         return behavior;
-       }
 
-       function behaviorDrawWay(context, wayID, mode, startGraph) {
-         var dispatch$1 = dispatch('rejectedSelfIntersection');
-         var behavior = behaviorDraw(context); // Must be set by `drawWay.nodeIndex` before each install of this behavior.
+         validator.getEntityIssues = function (entityID, options) {
+           return validator.getSharedEntityIssues([entityID], options);
+         }; // `getRuleKeys()`
+         //
+         // Returns
+         //   An Array containing the rule keys
+         //
 
-         var _nodeIndex;
 
-         var _origWay;
+         validator.getRuleKeys = function () {
+           return Object.keys(_rules);
+         }; // `isRuleEnabled()`
+         //
+         // Arguments
+         //   `key` - the rule to check (e.g. 'crossing_ways')
+         // Returns
+         //   `true`/`false`
+         //
 
-         var _wayGeometry;
 
-         var _headNodeID;
+         validator.isRuleEnabled = function (key) {
+           return !_disabledRules[key];
+         }; // `toggleRule()`
+         // Toggles a single validation rule,
+         // then reruns the validation so that the user sees something happen in the UI
+         //
+         // Arguments
+         //   `key` - the rule to toggle (e.g. 'crossing_ways')
+         //
 
-         var _annotation;
 
-         var _pointerHasMoved = false; // The osmNode to be placed.
-         // This is temporary and just follows the mouse cursor until an "add" event occurs.
+         validator.toggleRule = function (key) {
+           if (_disabledRules[key]) {
+             delete _disabledRules[key];
+           } else {
+             _disabledRules[key] = true;
+           }
 
-         var _drawNode;
+           corePreferences('validate-disabledRules', Object.keys(_disabledRules).join(','));
+           validator.validate();
+         }; // `disableRules()`
+         // Disables given validation rules,
+         // then reruns the validation so that the user sees something happen in the UI
+         //
+         // Arguments
+         //   `keys` - Array or Set containing rule keys to disable
+         //
 
-         var _didResolveTempEdit = false;
 
-         function createDrawNode(loc) {
-           // don't make the draw node until we actually need it
-           _drawNode = osmNode({
-             loc: loc
+         validator.disableRules = function (keys) {
+           _disabledRules = {};
+           keys.forEach(function (k) {
+             return _disabledRules[k] = true;
            });
-           context.pauseChangeDispatch();
-           context.replace(function actionAddDrawNode(graph) {
-             // add the draw node to the graph and insert it into the way
-             var way = graph.entity(wayID);
-             return graph.replace(_drawNode).replace(way.addNode(_drawNode.id, _nodeIndex));
-           }, _annotation);
-           context.resumeChangeDispatch();
-           setActiveElements();
-         }
+           corePreferences('validate-disabledRules', Object.keys(_disabledRules).join(','));
+           validator.validate();
+         }; // `ignoreIssue()`
+         // Don't show the given issue in lists
+         //
+         // Arguments
+         //   `issueID` - the issueID
+         //
 
-         function removeDrawNode() {
-           context.pauseChangeDispatch();
-           context.replace(function actionDeleteDrawNode(graph) {
-             var way = graph.entity(wayID);
-             return graph.replace(way.removeNode(_drawNode.id)).remove(_drawNode);
-           }, _annotation);
-           _drawNode = undefined;
-           context.resumeChangeDispatch();
-         }
 
-         function keydown(d3_event) {
-           if (d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
-             if (context.surface().classed('nope')) {
-               context.surface().classed('nope-suppressed', true);
-             }
+         validator.ignoreIssue = function (issueID) {
+           _ignoredIssueIDs.add(issueID);
+         }; // `validate()`
+         // Validates anything that has changed in the head graph since the last time it was run.
+         // (head graph contains user's edits)
+         //
+         // Returns
+         //   A Promise fulfilled when the validation has completed and then dispatches a `validated` event.
+         //   This may take time but happen in the background during browser idle time.
+         //
 
-             context.surface().classed('nope', false).classed('nope-disabled', true);
-           }
-         }
 
-         function keyup(d3_event) {
-           if (d3_event.keyCode === utilKeybinding.modifierCodes.alt) {
-             if (context.surface().classed('nope-suppressed')) {
-               context.surface().classed('nope', true);
-             }
+         validator.validate = function () {
+           // Make sure the caches have graphs assigned to them.
+           // (we don't do this in `reset` because context is still resetting things and `history.base()` is unstable then)
+           var baseGraph = context.history().base();
+           if (!_headCache.graph) _headCache.graph = baseGraph;
+           if (!_baseCache.graph) _baseCache.graph = baseGraph;
+           var prevGraph = _headCache.graph;
+           var currGraph = context.graph();
 
-             context.surface().classed('nope-suppressed', false).classed('nope-disabled', false);
+           if (currGraph === prevGraph) {
+             // _headCache.graph is current - we are caught up
+             _headIsCurrent = true;
+             dispatch.call('validated');
+             return Promise.resolve();
            }
-         }
 
-         function allowsVertex(d) {
-           return d.geometry(context.graph()) === 'vertex' || _mainPresetIndex.allowsVertex(d, context.graph());
-         } // related code
-         // - `mode/drag_node.js`     `doMove()`
-         // - `behavior/draw.js`      `click()`
-         // - `behavior/draw_way.js`  `move()`
+           if (_headPromise) {
+             // Validation already in process, but we aren't caught up to current
+             _headIsCurrent = false; // We will need to catch up after the validation promise fulfills
 
+             return _headPromise;
+           } // If we get here, its time to start validating stuff.
 
-         function move(d3_event, datum) {
-           var loc = context.map().mouseCoordinates();
-           if (!_drawNode) createDrawNode(loc);
-           context.surface().classed('nope-disabled', d3_event.altKey);
-           var targetLoc = datum && datum.properties && datum.properties.entity && allowsVertex(datum.properties.entity) && datum.properties.entity.loc;
-           var targetNodes = datum && datum.properties && datum.properties.nodes;
 
-           if (targetLoc) {
-             // snap to node/vertex - a point target with `.loc`
-             loc = targetLoc;
-           } else if (targetNodes) {
-             // snap to way - a line target with `.nodes`
-             var choice = geoChooseEdge(targetNodes, context.map().mouse(), context.projection, _drawNode.id);
+           _headCache.graph = currGraph; // take snapshot
 
-             if (choice) {
-               loc = choice.loc;
-             }
-           }
+           _completeDiff = context.history().difference().complete();
+           var incrementalDiff = coreDifference(prevGraph, currGraph);
+           var entityIDs = Object.keys(incrementalDiff.complete());
+           entityIDs = _headCache.withAllRelatedEntities(entityIDs); // expand set
 
-           context.replace(actionMoveNode(_drawNode.id, loc), _annotation);
-           _drawNode = context.entity(_drawNode.id);
-           checkGeometry(true
-           /* includeDrawNode */
-           );
-         } // Check whether this edit causes the geometry to break.
-         // If so, class the surface with a nope cursor.
-         // `includeDrawNode` - Only check the relevant line segments if finishing drawing
+           if (!entityIDs.size) {
+             dispatch.call('validated');
+             return Promise.resolve();
+           }
 
+           _headPromise = validateEntitiesAsync(entityIDs, _headCache).then(function () {
+             return updateResolvedIssues(entityIDs);
+           }).then(function () {
+             return dispatch.call('validated');
+           })["catch"](function () {
+             /* ignore */
+           }).then(function () {
+             _headPromise = null;
 
-         function checkGeometry(includeDrawNode) {
-           var nopeDisabled = context.surface().classed('nope-disabled');
-           var isInvalid = isInvalidGeometry(includeDrawNode);
+             if (!_headIsCurrent) {
+               validator.validate(); // run it again to catch up to current graph
+             }
+           });
+           return _headPromise;
+         }; // register event handlers:
+         // WHEN TO RUN VALIDATION:
+         // When history changes:
 
-           if (nopeDisabled) {
-             context.surface().classed('nope', false).classed('nope-suppressed', isInvalid);
-           } else {
-             context.surface().classed('nope', isInvalid).classed('nope-suppressed', false);
-           }
-         }
 
-         function isInvalidGeometry(includeDrawNode) {
-           var testNode = _drawNode; // we only need to test the single way we're drawing
+         context.history().on('restore.validator', validator.validate) // on restore saved history
+         .on('undone.validator', validator.validate) // on undo
+         .on('redone.validator', validator.validate) // on redo
+         .on('reset.validator', function () {
+           // on history reset - happens after save, or enter/exit walkthrough
+           reset(false); // cached issues aren't valid any longer if the history has been reset
 
-           var parentWay = context.graph().entity(wayID);
-           var nodes = context.graph().childNodes(parentWay).slice(); // shallow copy
+           validator.validate();
+         }); // but not on 'change' (e.g. while drawing)
+         // When user changes editing modes (to catch recent changes e.g. drawing)
 
-           if (includeDrawNode) {
-             if (parentWay.isClosed()) {
-               // don't test the last segment for closed ways - #4655
-               // (still test the first segment)
-               nodes.pop();
-             }
-           } else {
-             // discount the draw node
-             if (parentWay.isClosed()) {
-               if (nodes.length < 3) return false;
-               if (_drawNode) nodes.splice(-2, 1);
-               testNode = nodes[nodes.length - 2];
-             } else {
-               // there's nothing we need to test if we ignore the draw node on open ways
-               return false;
-             }
-           }
+         context.on('exit.validator', validator.validate); // When merging fetched data, validate base graph:
 
-           return testNode && geoHasSelfIntersections(nodes, testNode.id);
-         }
+         context.history().on('merge.validator', function (entities) {
+           if (!entities) return; // Make sure the caches have graphs assigned to them.
+           // (we don't do this in `reset` because context is still resetting things and `history.base()` is unstable then)
 
-         function undone() {
-           // undoing removed the temp edit
-           _didResolveTempEdit = true;
-           context.pauseChangeDispatch();
-           var nextMode;
+           var baseGraph = context.history().base();
+           if (!_headCache.graph) _headCache.graph = baseGraph;
+           if (!_baseCache.graph) _baseCache.graph = baseGraph;
+           var entityIDs = entities.map(function (entity) {
+             return entity.id;
+           });
+           entityIDs = _baseCache.withAllRelatedEntities(entityIDs); // expand set
+
+           validateEntitiesAsync(entityIDs, _baseCache);
+         }); // `validateEntity()`   (private)
+         // Runs all validation rules on a single entity.
+         // Some things to note:
+         //  - Graph is passed in from whenever the validation was started.  Validators shouldn't use
+         //   `context.graph()` because this all happens async, and the graph might have changed
+         //   (for example, nodes getting deleted before the validation can run)
+         //  - Validator functions may still be waiting on something and return a "provisional" result.
+         //    In this situation, we will schedule to revalidate the entity sometime later.
+         //
+         // Arguments
+         //   `entity` - The entity
+         //   `graph` - graph containing the entity
+         //
+         // Returns
+         //   Object result like:
+         //   {
+         //     issues:       Array of detected issues
+         //     provisional:  `true` if provisional result, `false` if final result
+         //   }
+         //
 
-           if (context.graph() === startGraph) {
-             // We've undone back to the initial state before we started drawing.
-             // Just exit the draw mode without undoing whatever we did before
-             // we entered the draw mode.
-             nextMode = modeSelect(context, [wayID]);
-           } else {
-             // The `undo` only removed the temporary edit, so here we have to
-             // manually undo to actually remove the last node we added. We can't
-             // use the `undo` function since the initial "add" graph doesn't have
-             // an annotation and so cannot be undone to.
-             context.pop(1); // continue drawing
+         function validateEntity(entity, graph) {
+           var result = {
+             issues: [],
+             provisional: false
+           };
+           Object.keys(_rules).forEach(runValidation); // run all rules
 
-             nextMode = mode;
-           } // clear the redo stack by adding and removing a blank edit
+           return result; // runs validation and appends resulting issues
 
+           function runValidation(key) {
+             var fn = _rules[key];
 
-           context.perform(actionNoop());
-           context.pop(1);
-           context.resumeChangeDispatch();
-           context.enter(nextMode);
-         }
+             if (typeof fn !== 'function') {
+               console.error('no such validation rule = ' + key); // eslint-disable-line no-console
 
-         function setActiveElements() {
-           if (!_drawNode) return;
-           context.surface().selectAll('.' + _drawNode.id).classed('active', true);
-         }
+               return;
+             }
 
-         function resetToStartGraph() {
-           while (context.graph() !== startGraph) {
-             context.pop();
-           }
-         }
+             var detected = fn(entity, graph);
 
-         var drawWay = function drawWay(surface) {
-           _drawNode = undefined;
-           _didResolveTempEdit = false;
-           _origWay = context.entity(wayID);
-           _headNodeID = typeof _nodeIndex === 'number' ? _origWay.nodes[_nodeIndex] : _origWay.isClosed() ? _origWay.nodes[_origWay.nodes.length - 2] : _origWay.nodes[_origWay.nodes.length - 1];
-           _wayGeometry = _origWay.geometry(context.graph());
-           _annotation = _t((_origWay.nodes.length === (_origWay.isClosed() ? 2 : 1) ? 'operations.start.annotation.' : 'operations.continue.annotation.') + _wayGeometry);
-           _pointerHasMoved = false; // Push an annotated state for undo to return back to.
-           // We must make sure to replace or remove it later.
+             if (detected.provisional) {
+               // this validation should be run again later
+               result.provisional = true;
+             }
 
-           context.pauseChangeDispatch();
-           context.perform(actionNoop(), _annotation);
-           context.resumeChangeDispatch();
-           behavior.hover().initialNodeID(_headNodeID);
-           behavior.on('move', function () {
-             _pointerHasMoved = true;
-             move.apply(this, arguments);
-           }).on('down', function () {
-             move.apply(this, arguments);
-           }).on('downcancel', function () {
-             if (_drawNode) removeDrawNode();
-           }).on('click', drawWay.add).on('clickWay', drawWay.addWay).on('clickNode', drawWay.addNode).on('undo', context.undo).on('cancel', drawWay.cancel).on('finish', drawWay.finish);
-           select(window).on('keydown.drawWay', keydown).on('keyup.drawWay', keyup);
-           context.map().dblclickZoomEnable(false).on('drawn.draw', setActiveElements);
-           setActiveElements();
-           surface.call(behavior);
-           context.history().on('undone.draw', undone);
-         };
+             detected = detected.filter(applySeverityOverrides);
+             result.issues = result.issues.concat(detected); // If there are any override rules that match the issue type/subtype,
+             // adjust severity (or disable it) and keep/discard as quickly as possible.
 
-         drawWay.off = function (surface) {
-           if (!_didResolveTempEdit) {
-             // Drawing was interrupted unexpectedly.
-             // This can happen if the user changes modes,
-             // clicks geolocate button, a hashchange event occurs, etc.
-             context.pauseChangeDispatch();
-             resetToStartGraph();
-             context.resumeChangeDispatch();
-           }
+             function applySeverityOverrides(issue) {
+               var type = issue.type;
+               var subtype = issue.subtype || '';
+               var i;
 
-           _drawNode = undefined;
-           _nodeIndex = undefined;
-           context.map().on('drawn.draw', null);
-           surface.call(behavior.off).selectAll('.active').classed('active', false);
-           surface.classed('nope', false).classed('nope-suppressed', false).classed('nope-disabled', false);
-           select(window).on('keydown.drawWay', null).on('keyup.drawWay', null);
-           context.history().on('undone.draw', null);
-         };
+               for (i = 0; i < _errorOverrides.length; i++) {
+                 if (_errorOverrides[i].type.test(type) && _errorOverrides[i].subtype.test(subtype)) {
+                   issue.severity = 'error';
+                   return true;
+                 }
+               }
 
-         function attemptAdd(d, loc, doAdd) {
-           if (_drawNode) {
-             // move the node to the final loc in case move wasn't called
-             // consistently (e.g. on touch devices)
-             context.replace(actionMoveNode(_drawNode.id, loc), _annotation);
-             _drawNode = context.entity(_drawNode.id);
-           } else {
-             createDrawNode(loc);
-           }
+               for (i = 0; i < _warningOverrides.length; i++) {
+                 if (_warningOverrides[i].type.test(type) && _warningOverrides[i].subtype.test(subtype)) {
+                   issue.severity = 'warning';
+                   return true;
+                 }
+               }
 
-           checkGeometry(true
-           /* includeDrawNode */
-           );
+               for (i = 0; i < _disableOverrides.length; i++) {
+                 if (_disableOverrides[i].type.test(type) && _disableOverrides[i].subtype.test(subtype)) {
+                   return false;
+                 }
+               }
 
-           if (d && d.properties && d.properties.nope || context.surface().classed('nope')) {
-             if (!_pointerHasMoved) {
-               // prevent the temporary draw node from appearing on touch devices
-               removeDrawNode();
+               return true;
              }
-
-             dispatch$1.call('rejectedSelfIntersection', this);
-             return; // can't click here
            }
+         } // `updateResolvedIssues()`   (private)
+         // Determine if any issues were resolved for the given entities.
+         // This is called by `validate()` after validation of the head graph
+         //
+         // Give the user credit for fixing an issue if:
+         // - the issue is in the base cache
+         // - the issue is not in the head cache
+         // - the user did something to one of the entities involved in the issue
+         //
+         // Arguments
+         //   `entityIDs` - Array or Set containing entity IDs.
+         //
 
-           context.pauseChangeDispatch();
-           doAdd(); // we just replaced the temporary edit with the real one
 
-           _didResolveTempEdit = true;
-           context.resumeChangeDispatch();
-           context.enter(mode);
-         } // Accept the current position of the drawing node
+         function updateResolvedIssues(entityIDs) {
+           entityIDs.forEach(function (entityID) {
+             var baseIssues = _baseCache.issuesByEntityID[entityID];
+             if (!baseIssues) return;
+             baseIssues.forEach(function (issueID) {
+               // Check if the user did something to one of the entities involved in this issue.
+               // (This issue could involve multiple entities, e.g. disconnected routable features)
+               var issue = _baseCache.issuesByIssueID[issueID];
+               var userModified = (issue.entityIds || []).some(function (id) {
+                 return _completeDiff.hasOwnProperty(id);
+               });
 
+               if (userModified && !_headCache.issuesByIssueID[issueID]) {
+                 // issue seems fixed
+                 _resolvedIssueIDs.add(issueID);
+               } else {
+                 // issue still not resolved
+                 _resolvedIssueIDs["delete"](issueID); // (did undo, or possibly fixed and then re-caused the issue)
 
-         drawWay.add = function (loc, d) {
-           attemptAdd(d, loc, function () {// don't need to do anything extra
+               }
+             });
            });
-         }; // Connect the way to an existing way
+         } // `validateEntitiesAsync()`   (private)
+         // Schedule validation for many entities.
+         //
+         // Arguments
+         //   `entityIDs` - Array or Set containing entityIDs.
+         //   `graph` - the graph to validate that contains those entities
+         //   `cache` - the cache to store results in (_headCache or _baseCache)
+         //
+         // Returns
+         //   A Promise fulfilled when the validation has completed.
+         //   This may take time but happen in the background during browser idle time.
+         //
 
 
-         drawWay.addWay = function (loc, edge, d) {
-           attemptAdd(d, loc, function () {
-             context.replace(actionAddMidpoint({
-               loc: loc,
-               edge: edge
-             }, _drawNode), _annotation);
-           });
-         }; // Connect the way to an existing node
+         function validateEntitiesAsync(entityIDs, cache) {
+           // Enqueue the work
+           var jobs = Array.from(entityIDs).map(function (entityID) {
+             if (cache.queuedEntityIDs.has(entityID)) return null; // queued already
 
+             cache.queuedEntityIDs.add(entityID); // Clear caches for existing issues related to this entity
 
-         drawWay.addNode = function (node, d) {
-           // finish drawing if the mapper targets the prior node
-           if (node.id === _headNodeID || // or the first node when drawing an area
-           _origWay.isClosed() && node.id === _origWay.first()) {
-             drawWay.finish();
-             return;
-           }
+             cache.uncacheEntityID(entityID);
+             return function () {
+               cache.queuedEntityIDs["delete"](entityID);
+               var graph = cache.graph;
+               if (!graph) return; // was reset?
 
-           attemptAdd(d, node.loc, function () {
-             context.replace(function actionReplaceDrawNode(graph) {
-               // remove the temporary draw node and insert the existing node
-               // at the same index
-               graph = graph.replace(graph.entity(wayID).removeNode(_drawNode.id)).remove(_drawNode);
-               return graph.replace(graph.entity(wayID).addNode(node.id, _nodeIndex));
-             }, _annotation);
+               var entity = graph.hasEntity(entityID); // Sanity check: don't validate deleted entities
+
+               if (!entity) return; // detect new issues and update caches
+
+               var result = validateEntity(entity, graph);
+
+               if (result.provisional) {
+                 // provisional result
+                 cache.provisionalEntityIDs.add(entityID); // we'll need to revalidate this entity again later
+               }
+
+               cache.cacheIssues(result.issues); // update cache
+             };
+           }).filter(Boolean); // Perform the work in chunks.
+           // Because this will happen during idle callbacks, we want to choose a chunk size
+           // that won't make the browser stutter too badly.
+
+           cache.queue = cache.queue.concat(utilArrayChunk(jobs, 100)); // Perform the work
+
+           if (cache.queuePromise) return cache.queuePromise;
+           cache.queuePromise = processQueue(cache).then(function () {
+             return revalidateProvisionalEntities(cache);
+           })["catch"](function () {
+             /* ignore */
+           })["finally"](function () {
+             return cache.queuePromise = null;
            });
-         }; // Finish the draw operation, removing the temporary edit.
-         // If the way has enough nodes to be valid, it's selected.
-         // Otherwise, delete everything and return to browse mode.
+           return cache.queuePromise;
+         } // `revalidateProvisionalEntities()`   (private)
+         // Sometimes a validator will return a "provisional" result.
+         // In this situation, we'll need to revalidate the entity later.
+         // This function waits a delay, then places them back into the validation queue.
+         //
+         // Arguments
+         //   `cache` - The cache (_headCache or _baseCache)
+         //
 
 
-         drawWay.finish = function () {
-           checkGeometry(false
-           /* includeDrawNode */
-           );
+         function revalidateProvisionalEntities(cache) {
+           if (!cache.provisionalEntityIDs.size) return; // nothing to do
 
-           if (context.surface().classed('nope')) {
-             dispatch$1.call('rejectedSelfIntersection', this);
-             return; // can't click here
-           }
+           var handle = window.setTimeout(function () {
+             _deferredST["delete"](handle);
 
-           context.pauseChangeDispatch(); // remove the temporary edit
+             if (!cache.provisionalEntityIDs.size) return; // nothing to do
 
-           context.pop(1);
-           _didResolveTempEdit = true;
-           context.resumeChangeDispatch();
-           var way = context.hasEntity(wayID);
+             validateEntitiesAsync(Array.from(cache.provisionalEntityIDs), cache);
+           }, RETRY);
 
-           if (!way || way.isDegenerate()) {
-             drawWay.cancel();
-             return;
-           }
+           _deferredST.add(handle);
+         } // `processQueue(queue)`   (private)
+         // Process the next chunk of deferred validation work
+         //
+         // Arguments
+         //   `cache` - The cache (_headCache or _baseCache)
+         //
+         // Returns
+         //   A Promise fulfilled when the validation has completed.
+         //   This may take time but happen in the background during browser idle time.
+         //
 
-           window.setTimeout(function () {
-             context.map().dblclickZoomEnable(true);
-           }, 1000);
-           var isNewFeature = !mode.isContinuing;
-           context.enter(modeSelect(context, [wayID]).newFeature(isNewFeature));
-         }; // Cancel the draw operation, delete everything, and return to browse mode.
 
+         function processQueue(cache) {
+           // console.log(`${cache.which} queue length ${cache.queue.length}`);
+           if (!cache.queue.length) return Promise.resolve(); // we're done
 
-         drawWay.cancel = function () {
-           context.pauseChangeDispatch();
-           resetToStartGraph();
-           context.resumeChangeDispatch();
-           window.setTimeout(function () {
-             context.map().dblclickZoomEnable(true);
-           }, 1000);
-           context.surface().classed('nope', false).classed('nope-disabled', false).classed('nope-suppressed', false);
-           context.enter(modeBrowse(context));
-         };
+           var chunk = cache.queue.pop();
+           return new Promise(function (resolvePromise) {
+             var handle = window.requestIdleCallback(function () {
+               _deferredRIC["delete"](handle); // const t0 = performance.now();
 
-         drawWay.nodeIndex = function (val) {
-           if (!arguments.length) return _nodeIndex;
-           _nodeIndex = val;
-           return drawWay;
-         };
 
-         drawWay.activeID = function () {
-           if (!arguments.length) return _drawNode && _drawNode.id; // no assign
+               chunk.forEach(function (job) {
+                 return job();
+               }); // const t1 = performance.now();
+               // console.log('chunk processed in ' + (t1 - t0) + ' ms');
 
-           return drawWay;
-         };
+               resolvePromise();
+             });
 
-         return utilRebind(drawWay, dispatch$1, 'on');
-       }
+             _deferredRIC.add(handle);
+           }).then(function () {
+             // dispatch an event sometimes to redraw various UI things
+             if (cache.queue.length % 25 === 0) dispatch.call('validated');
+           }).then(function () {
+             return processQueue(cache);
+           });
+         }
 
-       function modeDrawLine(context, wayID, startGraph, button, affix, continuing) {
-         var mode = {
-           button: button,
-           id: 'draw-line'
-         };
-         var behavior = behaviorDrawWay(context, wayID, mode, startGraph).on('rejectedSelfIntersection.modeDrawLine', function () {
-           context.ui().flash.iconName('#iD-icon-no').label(_t('self_intersection.error.lines'))();
-         });
-         mode.wayID = wayID;
-         mode.isContinuing = continuing;
+         return validator;
+       } // `validationCache()`   (private)
+       // Creates a cache to store validation state
+       // We create 2 of these:
+       //   `_baseCache` for validation on the base graph (unedited)
+       //   `_headCache` for validation on the head graph (user edits applied)
+       //
+       // Arguments
+       //   `which` - just a String 'base' or 'head' to keep track of it
+       //
 
-         mode.enter = function () {
-           behavior.nodeIndex(affix === 'prefix' ? 0 : undefined);
-           context.install(behavior);
-         };
+       function validationCache(which) {
+         var cache = {
+           which: which,
+           graph: null,
+           queue: [],
+           queuePromise: null,
+           queuedEntityIDs: new Set(),
+           provisionalEntityIDs: new Set(),
+           issuesByIssueID: {},
+           // issue.id -> issue
+           issuesByEntityID: {} // entity.id -> Set(issue.id)
 
-         mode.exit = function () {
-           context.uninstall(behavior);
          };
 
-         mode.selectedIDs = function () {
-           return [wayID];
+         cache.cacheIssue = function (issue) {
+           (issue.entityIds || []).forEach(function (entityID) {
+             if (!cache.issuesByEntityID[entityID]) {
+               cache.issuesByEntityID[entityID] = new Set();
+             }
+
+             cache.issuesByEntityID[entityID].add(issue.id);
+           });
+           cache.issuesByIssueID[issue.id] = issue;
          };
 
-         mode.activeID = function () {
-           return behavior && behavior.activeID() || [];
+         cache.uncacheIssue = function (issue) {
+           (issue.entityIds || []).forEach(function (entityID) {
+             if (cache.issuesByEntityID[entityID]) {
+               cache.issuesByEntityID[entityID]["delete"](issue.id);
+             }
+           });
+           delete cache.issuesByIssueID[issue.id];
          };
 
-         return mode;
-       }
+         cache.cacheIssues = function (issues) {
+           issues.forEach(cache.cacheIssue);
+         };
 
-       function operationContinue(context, selectedIDs) {
-         var _entities = selectedIDs.map(function (id) {
-           return context.graph().entity(id);
-         });
+         cache.uncacheIssues = function (issues) {
+           issues.forEach(cache.uncacheIssue);
+         };
 
-         var _geometries = Object.assign({
-           line: [],
-           vertex: []
-         }, utilArrayGroupBy(_entities, function (entity) {
-           return entity.geometry(context.graph());
-         }));
+         cache.uncacheIssuesOfType = function (type) {
+           var issuesOfType = Object.values(cache.issuesByIssueID).filter(function (issue) {
+             return issue.type === type;
+           });
+           cache.uncacheIssues(issuesOfType);
+         }; // Remove a single entity and all its related issues from the caches
 
-         var _vertex = _geometries.vertex.length && _geometries.vertex[0];
 
-         function candidateWays() {
-           return _vertex ? context.graph().parentWays(_vertex).filter(function (parent) {
-             return parent.geometry(context.graph()) === 'line' && !parent.isClosed() && parent.affix(_vertex.id) && (_geometries.line.length === 0 || _geometries.line[0] === parent);
-           }) : [];
-         }
+         cache.uncacheEntityID = function (entityID) {
+           var entityIssueIDs = cache.issuesByEntityID[entityID];
 
-         var _candidates = candidateWays();
+           if (entityIssueIDs) {
+             entityIssueIDs.forEach(function (issueID) {
+               var issue = cache.issuesByIssueID[issueID];
 
-         var operation = function operation() {
-           var candidate = _candidates[0];
-           context.enter(modeDrawLine(context, candidate.id, context.graph(), 'line', candidate.affix(_vertex.id), true));
-         };
+               if (issue) {
+                 cache.uncacheIssue(issue);
+               } else {
+                 // shouldn't happen, clean up
+                 delete cache.issuesByIssueID[issueID];
+               }
+             });
+           }
 
-         operation.relatedEntityIds = function () {
-           return _candidates.length ? [_candidates[0].id] : [];
-         };
+           delete cache.issuesByEntityID[entityID];
+           cache.provisionalEntityIDs["delete"](entityID);
+         }; // Return the expandeded set of entityIDs related to issues for the given entityIDs
+         //
+         // Arguments
+         //   `entityIDs` - Array or Set containing entityIDs.
+         //
 
-         operation.available = function () {
-           return _geometries.vertex.length === 1 && _geometries.line.length <= 1 && !context.features().hasHiddenConnections(_vertex, context.graph());
-         };
 
-         operation.disabled = function () {
-           if (_candidates.length === 0) {
-             return 'not_eligible';
-           } else if (_candidates.length > 1) {
-             return 'multiple';
-           }
+         cache.withAllRelatedEntities = function (entityIDs) {
+           var result = new Set();
+           (entityIDs || []).forEach(function (entityID) {
+             result.add(entityID); // include self
 
-           return false;
-         };
+             var entityIssueIDs = cache.issuesByEntityID[entityID];
 
-         operation.tooltip = function () {
-           var disable = operation.disabled();
-           return disable ? _t('operations.continue.' + disable) : _t('operations.continue.description');
-         };
+             if (entityIssueIDs) {
+               entityIssueIDs.forEach(function (issueID) {
+                 var issue = cache.issuesByIssueID[issueID];
 
-         operation.annotation = function () {
-           return _t('operations.continue.annotation.line');
+                 if (issue) {
+                   (issue.entityIds || []).forEach(function (relatedID) {
+                     return result.add(relatedID);
+                   });
+                 } else {
+                   // shouldn't happen, clean up
+                   delete cache.issuesByIssueID[issueID];
+                 }
+               });
+             }
+           });
+           return result;
          };
 
-         operation.id = 'continue';
-         operation.keys = [_t('operations.continue.key')];
-         operation.title = _t('operations.continue.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
+         return cache;
        }
 
-       function operationCopy(context, selectedIDs) {
-         function getFilteredIdsToCopy() {
-           return selectedIDs.filter(function (selectedID) {
-             var entity = context.graph().hasEntity(selectedID); // don't copy untagged vertices separately from ways
+       function coreUploader(context) {
+         var dispatch = dispatch$8( // Start and end events are dispatched exactly once each per legitimate outside call to `save`
+         'saveStarted', // dispatched as soon as a call to `save` has been deemed legitimate
+         'saveEnded', // dispatched after the result event has been dispatched
+         'willAttemptUpload', // dispatched before the actual upload call occurs, if it will
+         'progressChanged', // Each save results in one of these outcomes:
+         'resultNoChanges', // upload wasn't attempted since there were no edits
+         'resultErrors', // upload failed due to errors
+         'resultConflicts', // upload failed due to data conflicts
+         'resultSuccess' // upload completed without errors
+         );
+         var _isSaving = false;
+         var _conflicts = [];
+         var _errors = [];
 
-             return entity.hasInterestingTags() || entity.geometry(context.graph()) !== 'vertex';
-           });
-         }
+         var _origChanges;
 
-         var operation = function operation() {
-           var graph = context.graph();
-           var selected = groupEntities(getFilteredIdsToCopy(), graph);
-           var canCopy = [];
-           var skip = {};
-           var entity;
-           var i;
+         var _discardTags = {};
+         _mainFileFetcher.get('discarded').then(function (d) {
+           _discardTags = d;
+         })["catch"](function () {
+           /* ignore */
+         });
+         var uploader = utilRebind({}, dispatch, 'on');
 
-           for (i = 0; i < selected.relation.length; i++) {
-             entity = selected.relation[i];
+         uploader.isSaving = function () {
+           return _isSaving;
+         };
 
-             if (!skip[entity.id] && entity.isComplete(graph)) {
-               canCopy.push(entity.id);
-               skip = getDescendants(entity.id, graph, skip);
-             }
+         uploader.save = function (changeset, tryAgain, checkConflicts) {
+           // Guard against accidentally entering save code twice - #4641
+           if (_isSaving && !tryAgain) {
+             return;
            }
 
-           for (i = 0; i < selected.way.length; i++) {
-             entity = selected.way[i];
+           var osm = context.connection();
+           if (!osm) return; // If user somehow got logged out mid-save, try to reauthenticate..
+           // This can happen if they were logged in from before, but the tokens are no longer valid.
 
-             if (!skip[entity.id]) {
-               canCopy.push(entity.id);
-               skip = getDescendants(entity.id, graph, skip);
-             }
+           if (!osm.authenticated()) {
+             osm.authenticate(function (err) {
+               if (!err) {
+                 uploader.save(changeset, tryAgain, checkConflicts); // continue where we left off..
+               }
+             });
+             return;
            }
 
-           for (i = 0; i < selected.node.length; i++) {
-             entity = selected.node[i];
-
-             if (!skip[entity.id]) {
-               canCopy.push(entity.id);
-             }
+           if (!_isSaving) {
+             _isSaving = true;
+             dispatch.call('saveStarted', this);
            }
 
-           context.copyIDs(canCopy);
+           var history = context.history();
+           _conflicts = [];
+           _errors = []; // Store original changes, in case user wants to download them as an .osc file
 
-           if (_point && (canCopy.length !== 1 || graph.entity(canCopy[0]).type !== 'node')) {
-             // store the anchor coordinates if copying more than a single node
-             context.copyLonLat(context.projection.invert(_point));
-           } else {
-             context.copyLonLat(null);
-           }
-         };
+           _origChanges = history.changes(actionDiscardTags(history.difference(), _discardTags)); // First time, `history.perform` a no-op action.
+           // Any conflict resolutions will be done as `history.replace`
+           // Remember to pop this later if needed
 
-         function groupEntities(ids, graph) {
-           var entities = ids.map(function (id) {
-             return graph.entity(id);
-           });
-           return Object.assign({
-             relation: [],
-             way: [],
-             node: []
-           }, utilArrayGroupBy(entities, 'type'));
-         }
+           if (!tryAgain) {
+             history.perform(actionNoop());
+           } // Attempt a fast upload.. If there are conflicts, re-enter with `checkConflicts = true`
 
-         function getDescendants(id, graph, descendants) {
-           var entity = graph.entity(id);
-           var children;
-           descendants = descendants || {};
 
-           if (entity.type === 'relation') {
-             children = entity.members.map(function (m) {
-               return m.id;
-             });
-           } else if (entity.type === 'way') {
-             children = entity.nodes;
+           if (!checkConflicts) {
+             upload(changeset); // Do the full (slow) conflict check..
            } else {
-             children = [];
+             performFullConflictCheck(changeset);
            }
+         };
 
-           for (var i = 0; i < children.length; i++) {
-             if (!descendants[children[i]]) {
-               descendants[children[i]] = true;
-               descendants = getDescendants(children[i], graph, descendants);
+         function performFullConflictCheck(changeset) {
+           var osm = context.connection();
+           if (!osm) return;
+           var history = context.history();
+           var localGraph = context.graph();
+           var remoteGraph = coreGraph(history.base(), true);
+           var summary = history.difference().summary();
+           var _toCheck = [];
+
+           for (var i = 0; i < summary.length; i++) {
+             var item = summary[i];
+
+             if (item.changeType === 'modified') {
+               _toCheck.push(item.entity.id);
              }
            }
 
-           return descendants;
-         }
+           var _toLoad = withChildNodes(_toCheck, localGraph);
 
-         operation.available = function () {
-           return getFilteredIdsToCopy().length > 0;
-         };
+           var _loaded = {};
+           var _toLoadCount = 0;
+           var _toLoadTotal = _toLoad.length;
 
-         operation.disabled = function () {
-           var extent = utilTotalExtent(getFilteredIdsToCopy(), context.graph());
+           if (_toCheck.length) {
+             dispatch.call('progressChanged', this, _toLoadCount, _toLoadTotal);
 
-           if (extent.percentContainedIn(context.map().extent()) < 0.8) {
-             return 'too_large';
+             _toLoad.forEach(function (id) {
+               _loaded[id] = false;
+             });
+
+             osm.loadMultiple(_toLoad, loaded);
+           } else {
+             upload(changeset);
            }
 
-           return false;
-         };
+           return;
 
-         operation.availableForKeypress = function () {
-           var selection = window.getSelection && window.getSelection(); // if the user has text selected then let them copy that, not the selected feature
+           function withChildNodes(ids, graph) {
+             var s = new Set(ids);
+             ids.forEach(function (id) {
+               var entity = graph.entity(id);
+               if (entity.type !== 'way') return;
+               graph.childNodes(entity).forEach(function (child) {
+                 if (child.version !== undefined) {
+                   s.add(child.id);
+                 }
+               });
+             });
+             return Array.from(s);
+           } // Reload modified entities into an alternate graph and check for conflicts..
 
-           return !selection || !selection.toString();
-         };
 
-         operation.tooltip = function () {
-           var disable = operation.disabled();
-           return disable ? _t('operations.copy.' + disable, {
-             n: selectedIDs.length
-           }) : _t('operations.copy.description', {
-             n: selectedIDs.length
-           });
-         };
+           function loaded(err, result) {
+             if (_errors.length) return;
 
-         operation.annotation = function () {
-           return _t('operations.copy.annotation', {
-             n: selectedIDs.length
-           });
-         };
+             if (err) {
+               _errors.push({
+                 msg: err.message || err.responseText,
+                 details: [_t('save.status_code', {
+                   code: err.status
+                 })]
+               });
 
-         var _point;
+               didResultInErrors();
+             } else {
+               var loadMore = [];
+               result.data.forEach(function (entity) {
+                 remoteGraph.replace(entity);
+                 _loaded[entity.id] = true;
+                 _toLoad = _toLoad.filter(function (val) {
+                   return val !== entity.id;
+                 });
+                 if (!entity.visible) return; // Because loadMultiple doesn't download /full like loadEntity,
+                 // need to also load children that aren't already being checked..
 
-         operation.point = function (val) {
-           _point = val;
-           return operation;
-         };
+                 var i, id;
 
-         operation.id = 'copy';
-         operation.keys = [uiCmd('⌘C')];
-         operation.title = _t('operations.copy.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
-       }
+                 if (entity.type === 'way') {
+                   for (i = 0; i < entity.nodes.length; i++) {
+                     id = entity.nodes[i];
 
-       function operationDisconnect(context, selectedIDs) {
-         var _vertexIDs = [];
-         var _wayIDs = [];
-         var _otherIDs = [];
-         var _actions = [];
-         selectedIDs.forEach(function (id) {
-           var entity = context.entity(id);
+                     if (_loaded[id] === undefined) {
+                       _loaded[id] = false;
+                       loadMore.push(id);
+                     }
+                   }
+                 } else if (entity.type === 'relation' && entity.isMultipolygon()) {
+                   for (i = 0; i < entity.members.length; i++) {
+                     id = entity.members[i].id;
 
-           if (entity.type === 'way') {
-             _wayIDs.push(id);
-           } else if (entity.geometry(context.graph()) === 'vertex') {
-             _vertexIDs.push(id);
-           } else {
-             _otherIDs.push(id);
+                     if (_loaded[id] === undefined) {
+                       _loaded[id] = false;
+                       loadMore.push(id);
+                     }
+                   }
+                 }
+               });
+               _toLoadCount += result.data.length;
+               _toLoadTotal += loadMore.length;
+               dispatch.call('progressChanged', this, _toLoadCount, _toLoadTotal);
+
+               if (loadMore.length) {
+                 _toLoad.push.apply(_toLoad, loadMore);
+
+                 osm.loadMultiple(loadMore, loaded);
+               }
+
+               if (!_toLoad.length) {
+                 detectConflicts();
+                 upload(changeset);
+               }
+             }
            }
-         });
 
-         var _coords,
-             _descriptionID = '',
-             _annotationID = 'features';
+           function detectConflicts() {
+             function choice(id, text, _action) {
+               return {
+                 id: id,
+                 text: text,
+                 action: function action() {
+                   history.replace(_action);
+                 }
+               };
+             }
 
-         var _disconnectingVertexIds = [];
-         var _disconnectingWayIds = [];
+             function formatUser(d) {
+               return '<a href="' + osm.userURL(d) + '" target="_blank">' + escape$4(d) + '</a>';
+             }
 
-         if (_vertexIDs.length > 0) {
-           // At the selected vertices, disconnect the selected ways, if any, else
-           // disconnect all connected ways
-           _disconnectingVertexIds = _vertexIDs;
+             function entityName(entity) {
+               return utilDisplayName(entity) || utilDisplayType(entity.id) + ' ' + entity.id;
+             }
 
-           _vertexIDs.forEach(function (vertexID) {
-             var action = actionDisconnect(vertexID);
+             function sameVersions(local, remote) {
+               if (local.version !== remote.version) return false;
 
-             if (_wayIDs.length > 0) {
-               var waysIDsForVertex = _wayIDs.filter(function (wayID) {
-                 var way = context.entity(wayID);
-                 return way.nodes.indexOf(vertexID) !== -1;
-               });
+               if (local.type === 'way') {
+                 var children = utilArrayUnion(local.nodes, remote.nodes);
 
-               action.limitWays(waysIDsForVertex);
+                 for (var i = 0; i < children.length; i++) {
+                   var a = localGraph.hasEntity(children[i]);
+                   var b = remoteGraph.hasEntity(children[i]);
+                   if (a && b && a.version !== b.version) return false;
+                 }
+               }
+
+               return true;
              }
 
-             _actions.push(action);
+             _toCheck.forEach(function (id) {
+               var local = localGraph.entity(id);
+               var remote = remoteGraph.entity(id);
+               if (sameVersions(local, remote)) return;
+               var merge = actionMergeRemoteChanges(id, localGraph, remoteGraph, _discardTags, formatUser);
+               history.replace(merge);
+               var mergeConflicts = merge.conflicts();
+               if (!mergeConflicts.length) return; // merged safely
 
-             _disconnectingWayIds = _disconnectingWayIds.concat(context.graph().parentWays(context.graph().entity(vertexID)).map(function (d) {
-               return d.id;
-             }));
-           });
+               var forceLocal = actionMergeRemoteChanges(id, localGraph, remoteGraph, _discardTags).withOption('force_local');
+               var forceRemote = actionMergeRemoteChanges(id, localGraph, remoteGraph, _discardTags).withOption('force_remote');
+               var keepMine = _t('save.conflict.' + (remote.visible ? 'keep_local' : 'restore'));
+               var keepTheirs = _t('save.conflict.' + (remote.visible ? 'keep_remote' : 'delete'));
 
-           _disconnectingWayIds = utilArrayUniq(_disconnectingWayIds).filter(function (id) {
-             return _wayIDs.indexOf(id) === -1;
-           });
-           _descriptionID += _actions.length === 1 ? 'single_point.' : 'multiple_points.';
+               _conflicts.push({
+                 id: id,
+                 name: entityName(local),
+                 details: mergeConflicts,
+                 chosen: 1,
+                 choices: [choice(id, keepMine, forceLocal), choice(id, keepTheirs, forceRemote)]
+               });
+             });
+           }
+         }
 
-           if (_wayIDs.length === 1) {
-             _descriptionID += 'single_way.' + context.graph().geometry(_wayIDs[0]);
+         function upload(changeset) {
+           var osm = context.connection();
+
+           if (!osm) {
+             _errors.push({
+               msg: 'No OSM Service'
+             });
+           }
+
+           if (_conflicts.length) {
+             didResultInConflicts(changeset);
+           } else if (_errors.length) {
+             didResultInErrors();
            } else {
-             _descriptionID += _wayIDs.length === 0 ? 'no_ways' : 'multiple_ways';
+             var history = context.history();
+             var changes = history.changes(actionDiscardTags(history.difference(), _discardTags));
+
+             if (changes.modified.length || changes.created.length || changes.deleted.length) {
+               dispatch.call('willAttemptUpload', this);
+               osm.putChangeset(changeset, changes, uploadCallback);
+             } else {
+               // changes were insignificant or reverted by user
+               didResultInNoChanges();
+             }
            }
-         } else if (_wayIDs.length > 0) {
-           // Disconnect the selected ways from each other, if they're connected,
-           // else disconnect them from all connected ways
-           var ways = _wayIDs.map(function (id) {
-             return context.entity(id);
+         }
+
+         function uploadCallback(err, changeset) {
+           if (err) {
+             if (err.status === 409) {
+               // 409 Conflict
+               uploader.save(changeset, true, true); // tryAgain = true, checkConflicts = true
+             } else {
+               _errors.push({
+                 msg: err.message || err.responseText,
+                 details: [_t('save.status_code', {
+                   code: err.status
+                 })]
+               });
+
+               didResultInErrors();
+             }
+           } else {
+             didResultInSuccess(changeset);
+           }
+         }
+
+         function didResultInNoChanges() {
+           dispatch.call('resultNoChanges', this);
+           endSave();
+           context.flush(); // reset iD
+         }
+
+         function didResultInErrors() {
+           context.history().pop();
+           dispatch.call('resultErrors', this, _errors);
+           endSave();
+         }
+
+         function didResultInConflicts(changeset) {
+           _conflicts.sort(function (a, b) {
+             return b.id.localeCompare(a.id);
            });
 
-           var nodes = utilGetAllNodes(_wayIDs, context.graph());
-           _coords = nodes.map(function (n) {
-             return n.loc;
-           }); // actions for connected nodes shared by at least two selected ways
+           dispatch.call('resultConflicts', this, changeset, _conflicts, _origChanges);
+           endSave();
+         }
 
-           var sharedActions = [];
-           var sharedNodes = []; // actions for connected nodes
+         function didResultInSuccess(changeset) {
+           // delete the edit stack cached to local storage
+           context.history().clearSaved();
+           dispatch.call('resultSuccess', this, changeset); // Add delay to allow for postgres replication #1646 #2678
 
-           var unsharedActions = [];
-           var unsharedNodes = [];
-           nodes.forEach(function (node) {
-             var action = actionDisconnect(node.id).limitWays(_wayIDs);
+           window.setTimeout(function () {
+             endSave();
+             context.flush(); // reset iD
+           }, 2500);
+         }
 
-             if (action.disabled(context.graph()) !== 'not_connected') {
-               var count = 0;
+         function endSave() {
+           _isSaving = false;
+           dispatch.call('saveEnded', this);
+         }
 
-               for (var i in ways) {
-                 var way = ways[i];
+         uploader.cancelConflictResolution = function () {
+           context.history().pop();
+         };
 
-                 if (way.nodes.indexOf(node.id) !== -1) {
-                   count += 1;
-                 }
+         uploader.processResolvedConflicts = function (changeset) {
+           var history = context.history();
 
-                 if (count > 1) break;
-               }
+           for (var i = 0; i < _conflicts.length; i++) {
+             if (_conflicts[i].chosen === 1) {
+               // user chose "use theirs"
+               var entity = context.hasEntity(_conflicts[i].id);
 
-               if (count > 1) {
-                 sharedActions.push(action);
-                 sharedNodes.push(node);
-               } else {
-                 unsharedActions.push(action);
-                 unsharedNodes.push(node);
-               }
-             }
-           });
-           _descriptionID += 'no_points.';
-           _descriptionID += _wayIDs.length === 1 ? 'single_way.' : 'multiple_ways.';
+               if (entity && entity.type === 'way') {
+                 var children = utilArrayUniq(entity.nodes);
 
-           if (sharedActions.length) {
-             // if any nodes are shared, only disconnect the selected ways from each other
-             _actions = sharedActions;
-             _disconnectingVertexIds = sharedNodes.map(function (node) {
-               return node.id;
-             });
-             _descriptionID += 'conjoined';
-             _annotationID = 'from_each_other';
-           } else {
-             // if no nodes are shared, disconnect the selected ways from all connected ways
-             _actions = unsharedActions;
-             _disconnectingVertexIds = unsharedNodes.map(function (node) {
-               return node.id;
-             });
+                 for (var j = 0; j < children.length; j++) {
+                   history.replace(actionRevert(children[j]));
+                 }
+               }
 
-             if (_wayIDs.length === 1) {
-               _descriptionID += context.graph().geometry(_wayIDs[0]);
-             } else {
-               _descriptionID += 'separate';
+               history.replace(actionRevert(_conflicts[i].id));
              }
            }
-         }
-
-         var _extent = utilTotalExtent(_disconnectingVertexIds, context.graph());
 
-         var operation = function operation() {
-           context.perform(function (graph) {
-             return _actions.reduce(function (graph, action) {
-               return action(graph);
-             }, graph);
-           }, operation.annotation());
-           context.validator().validate();
+           uploader.save(changeset, true, false); // tryAgain = true, checkConflicts = false
          };
 
-         operation.relatedEntityIds = function () {
-           if (_vertexIDs.length) {
-             return _disconnectingWayIds;
-           }
+         uploader.reset = function () {};
 
-           return _disconnectingVertexIds;
-         };
+         return uploader;
+       }
 
-         operation.available = function () {
-           if (_actions.length === 0) return false;
-           if (_otherIDs.length !== 0) return false;
-           if (_vertexIDs.length !== 0 && _wayIDs.length !== 0 && !_wayIDs.every(function (wayID) {
-             return _vertexIDs.some(function (vertexID) {
-               var way = context.entity(wayID);
-               return way.nodes.indexOf(vertexID) !== -1;
-             });
-           })) return false;
-           return true;
+       var $$2 = _export;
+       var fails = fails$S;
+       var expm1 = mathExpm1;
+
+       var abs = Math.abs;
+       var exp = Math.exp;
+       var E = Math.E;
+
+       var FORCED = fails(function () {
+         // eslint-disable-next-line es/no-math-sinh -- required for testing
+         return Math.sinh(-2e-17) != -2e-17;
+       });
+
+       // `Math.sinh` method
+       // https://tc39.es/ecma262/#sec-math.sinh
+       // V8 near Chromium 38 has a problem with very small numbers
+       $$2({ target: 'Math', stat: true, forced: FORCED }, {
+         sinh: function sinh(x) {
+           return abs(x = +x) < 1 ? (expm1(x) - expm1(-x)) / 2 : (exp(x - 1) - exp(-x - 1)) * (E / 2);
+         }
+       });
+
+       var isRetina = window.devicePixelRatio && window.devicePixelRatio >= 2; // listen for DPI change, e.g. when dragging a browser window from a retina to non-retina screen
+
+       window.matchMedia("\n        (-webkit-min-device-pixel-ratio: 2), /* Safari */\n        (min-resolution: 2dppx),             /* standard */\n        (min-resolution: 192dpi)             /* fallback */\n    ").addListener(function () {
+         isRetina = window.devicePixelRatio && window.devicePixelRatio >= 2;
+       });
+
+       function localeDateString(s) {
+         if (!s) return null;
+         var options = {
+           day: 'numeric',
+           month: 'short',
+           year: 'numeric'
          };
+         var d = new Date(s);
+         if (isNaN(d.getTime())) return null;
+         return d.toLocaleDateString(_mainLocalizer.localeCode(), options);
+       }
 
-         operation.disabled = function () {
-           var reason;
+       function vintageRange(vintage) {
+         var s;
 
-           for (var actionIndex in _actions) {
-             reason = _actions[actionIndex].disabled(context.graph());
-             if (reason) return reason;
-           }
+         if (vintage.start || vintage.end) {
+           s = vintage.start || '?';
 
-           if (_extent && _extent.percentContainedIn(context.map().extent()) < 0.8) {
-             return 'too_large.' + ((_vertexIDs.length ? _vertexIDs : _wayIDs).length === 1 ? 'single' : 'multiple');
-           } else if (_coords && someMissing()) {
-             return 'not_downloaded';
-           } else if (selectedIDs.some(context.hasHiddenConnections)) {
-             return 'connected_to_hidden';
+           if (vintage.start !== vintage.end) {
+             s += ' - ' + (vintage.end || '?');
            }
+         }
 
-           return false;
+         return s;
+       }
 
-           function someMissing() {
-             if (context.inIntro()) return false;
-             var osm = context.connection();
+       function rendererBackgroundSource(data) {
+         var source = Object.assign({}, data); // shallow copy
 
-             if (osm) {
-               var missing = _coords.filter(function (loc) {
-                 return !osm.isDataLoaded(loc);
-               });
+         var _offset = [0, 0];
+         var _name = source.name;
+         var _description = source.description;
 
-               if (missing.length) {
-                 missing.forEach(function (loc) {
-                   context.loadTileAtLoc(loc);
-                 });
-                 return true;
-               }
-             }
+         var _best = !!source.best;
 
-             return false;
-           }
+         var _template = source.encrypted ? utilAesDecrypt(source.template) : source.template;
+
+         source.tileSize = data.tileSize || 256;
+         source.zoomExtent = data.zoomExtent || [0, 22];
+         source.overzoom = data.overzoom !== false;
+
+         source.offset = function (val) {
+           if (!arguments.length) return _offset;
+           _offset = val;
+           return source;
          };
 
-         operation.tooltip = function () {
-           var disable = operation.disabled();
+         source.nudge = function (val, zoomlevel) {
+           _offset[0] += val[0] / Math.pow(2, zoomlevel);
+           _offset[1] += val[1] / Math.pow(2, zoomlevel);
+           return source;
+         };
 
-           if (disable) {
-             return _t('operations.disconnect.' + disable);
-           }
+         source.name = function () {
+           var id_safe = source.id.replace(/\./g, '<TX_DOT>');
+           return _t('imagery.' + id_safe + '.name', {
+             "default": lodash.exports.escape(_name)
+           });
+         };
 
-           return _t('operations.disconnect.description.' + _descriptionID);
+         source.label = function () {
+           var id_safe = source.id.replace(/\./g, '<TX_DOT>');
+           return _t.html('imagery.' + id_safe + '.name', {
+             "default": lodash.exports.escape(_name)
+           });
          };
 
-         operation.annotation = function () {
-           return _t('operations.disconnect.annotation.' + _annotationID);
+         source.description = function () {
+           var id_safe = source.id.replace(/\./g, '<TX_DOT>');
+           return _t.html('imagery.' + id_safe + '.description', {
+             "default": lodash.exports.escape(_description)
+           });
          };
 
-         operation.id = 'disconnect';
-         operation.keys = [_t('operations.disconnect.key')];
-         operation.title = _t('operations.disconnect.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
-       }
+         source.best = function () {
+           return _best;
+         };
 
-       function operationDowngrade(context, selectedIDs) {
-         var _affectedFeatureCount = 0;
+         source.area = function () {
+           if (!data.polygon) return Number.MAX_VALUE; // worldwide
 
-         var _downgradeType = downgradeTypeForEntityIDs(selectedIDs);
+           var area = d3_geoArea({
+             type: 'MultiPolygon',
+             coordinates: [data.polygon]
+           });
+           return isNaN(area) ? 0 : area;
+         };
 
-         var _multi = _affectedFeatureCount === 1 ? 'single' : 'multiple';
+         source.imageryUsed = function () {
+           return _name || source.id;
+         };
 
-         function downgradeTypeForEntityIDs(entityIds) {
-           var downgradeType;
-           _affectedFeatureCount = 0;
+         source.template = function (val) {
+           if (!arguments.length) return _template;
 
-           for (var i in entityIds) {
-             var entityID = entityIds[i];
-             var type = downgradeTypeForEntityID(entityID);
+           if (source.id === 'custom' || source.id === 'Bing') {
+             _template = val;
+           }
 
-             if (type) {
-               _affectedFeatureCount += 1;
+           return source;
+         };
 
-               if (downgradeType && type !== downgradeType) {
-                 if (downgradeType !== 'generic' && type !== 'generic') {
-                   downgradeType = 'building_address';
-                 } else {
-                   downgradeType = 'generic';
-                 }
-               } else {
-                 downgradeType = type;
-               }
+         source.url = function (coord) {
+           var result = _template;
+           if (result === '') return result; // source 'none'
+           // Guess a type based on the tokens present in the template
+           // (This is for 'custom' source, where we don't know)
+
+           if (!source.type || source.id === 'custom') {
+             if (/SERVICE=WMS|\{(proj|wkid|bbox)\}/.test(_template)) {
+               source.type = 'wms';
+               source.projection = 'EPSG:3857'; // guess
+             } else if (/\{(x|y)\}/.test(_template)) {
+               source.type = 'tms';
+             } else if (/\{u\}/.test(_template)) {
+               source.type = 'bing';
              }
            }
 
-           return downgradeType;
-         }
+           if (source.type === 'wms') {
+             var tileToProjectedCoords = function tileToProjectedCoords(x, y, z) {
+               //polyfill for IE11, PhantomJS
+               var sinh = Math.sinh || function (x) {
+                 var y = Math.exp(x);
+                 return (y - 1 / y) / 2;
+               };
 
-         function downgradeTypeForEntityID(entityID) {
-           var graph = context.graph();
-           var entity = graph.entity(entityID);
-           var preset = _mainPresetIndex.match(entity, graph);
-           if (!preset || preset.isFallback()) return null;
+               var zoomSize = Math.pow(2, z);
+               var lon = x / zoomSize * Math.PI * 2 - Math.PI;
+               var lat = Math.atan(sinh(Math.PI * (1 - 2 * y / zoomSize)));
 
-           if (entity.type === 'node' && preset.id !== 'address' && Object.keys(entity.tags).some(function (key) {
-             return key.match(/^addr:.{1,}/);
-           })) {
-             return 'address';
-           }
+               switch (source.projection) {
+                 case 'EPSG:4326':
+                   return {
+                     x: lon * 180 / Math.PI,
+                     y: lat * 180 / Math.PI
+                   };
 
-           var geometry = entity.geometry(graph);
+                 default:
+                   // EPSG:3857 and synonyms
+                   var mercCoords = mercatorRaw(lon, lat);
+                   return {
+                     x: 20037508.34 / Math.PI * mercCoords[0],
+                     y: 20037508.34 / Math.PI * mercCoords[1]
+                   };
+               }
+             };
 
-           if (geometry === 'area' && entity.tags.building && !preset.tags.building) {
-             return 'building';
-           }
+             var tileSize = source.tileSize;
+             var projection = source.projection;
+             var minXmaxY = tileToProjectedCoords(coord[0], coord[1], coord[2]);
+             var maxXminY = tileToProjectedCoords(coord[0] + 1, coord[1] + 1, coord[2]);
+             result = result.replace(/\{(\w+)\}/g, function (token, key) {
+               switch (key) {
+                 case 'width':
+                 case 'height':
+                   return tileSize;
 
-           if (geometry === 'vertex' && Object.keys(entity.tags).length) {
-             return 'generic';
-           }
+                 case 'proj':
+                   return projection;
 
-           return null;
-         }
+                 case 'wkid':
+                   return projection.replace(/^EPSG:/, '');
 
-         var buildingKeysToKeep = ['architect', 'building', 'height', 'layer', 'source', 'type', 'wheelchair'];
-         var addressKeysToKeep = ['source'];
+                 case 'bbox':
+                   // WMS 1.3 flips x/y for some coordinate systems including EPSG:4326 - #7557
+                   if (projection === 'EPSG:4326' && // The CRS parameter implies version 1.3 (prior versions use SRS)
+                   /VERSION=1.3|CRS={proj}/.test(source.template().toUpperCase())) {
+                     return maxXminY.y + ',' + minXmaxY.x + ',' + minXmaxY.y + ',' + maxXminY.x;
+                   } else {
+                     return minXmaxY.x + ',' + maxXminY.y + ',' + maxXminY.x + ',' + minXmaxY.y;
+                   }
 
-         var operation = function operation() {
-           context.perform(function (graph) {
-             for (var i in selectedIDs) {
-               var entityID = selectedIDs[i];
-               var type = downgradeTypeForEntityID(entityID);
-               if (!type) continue;
-               var tags = Object.assign({}, graph.entity(entityID).tags); // shallow copy
+                 case 'w':
+                   return minXmaxY.x;
 
-               for (var key in tags) {
-                 if (type === 'address' && addressKeysToKeep.indexOf(key) !== -1) continue;
+                 case 's':
+                   return maxXminY.y;
 
-                 if (type === 'building') {
-                   if (buildingKeysToKeep.indexOf(key) !== -1 || key.match(/^building:.{1,}/) || key.match(/^roof:.{1,}/)) continue;
-                 }
+                 case 'n':
+                   return maxXminY.x;
 
-                 if (type !== 'generic') {
-                   if (key.match(/^addr:.{1,}/) || key.match(/^source:.{1,}/)) continue;
-                 }
+                 case 'e':
+                   return minXmaxY.y;
 
-                 delete tags[key];
+                 default:
+                   return token;
                }
+             });
+           } else if (source.type === 'tms') {
+             result = result.replace('{x}', coord[0]).replace('{y}', coord[1]) // TMS-flipped y coordinate
+             .replace(/\{[t-]y\}/, Math.pow(2, coord[2]) - coord[1] - 1).replace(/\{z(oom)?\}/, coord[2]) // only fetch retina tiles for retina screens
+             .replace(/\{@2x\}|\{r\}/, isRetina ? '@2x' : '');
+           } else if (source.type === 'bing') {
+             result = result.replace('{u}', function () {
+               var u = '';
 
-               graph = actionChangeTags(entityID, tags)(graph);
-             }
+               for (var zoom = coord[2]; zoom > 0; zoom--) {
+                 var b = 0;
+                 var mask = 1 << zoom - 1;
+                 if ((coord[0] & mask) !== 0) b++;
+                 if ((coord[1] & mask) !== 0) b += 2;
+                 u += b.toString();
+               }
 
-             return graph;
-           }, operation.annotation());
-           context.validator().validate(); // refresh the select mode to enable the delete operation
+               return u;
+             });
+           } // these apply to any type..
 
-           context.enter(modeSelect(context, selectedIDs));
-         };
 
-         operation.available = function () {
-           return _downgradeType;
+           result = result.replace(/\{switch:([^}]+)\}/, function (s, r) {
+             var subdomains = r.split(',');
+             return subdomains[(coord[0] + coord[1]) % subdomains.length];
+           });
+           return result;
          };
 
-         operation.disabled = function () {
-           if (selectedIDs.some(hasWikidataTag)) {
-             return 'has_wikidata_tag';
-           }
-
-           return false;
-
-           function hasWikidataTag(id) {
-             var entity = context.entity(id);
-             return entity.tags.wikidata && entity.tags.wikidata.trim().length > 0;
-           }
+         source.validZoom = function (z) {
+           return source.zoomExtent[0] <= z && (source.overzoom || source.zoomExtent[1] > z);
          };
 
-         operation.tooltip = function () {
-           var disable = operation.disabled();
-           return disable ? _t('operations.downgrade.' + disable + '.' + _multi) : _t('operations.downgrade.description.' + _downgradeType);
+         source.isLocatorOverlay = function () {
+           return source.id === 'mapbox_locator_overlay';
          };
+         /* hides a source from the list, but leaves it available for use */
 
-         operation.annotation = function () {
-           var suffix;
 
-           if (_downgradeType === 'building_address') {
-             suffix = 'generic';
-           } else {
-             suffix = _downgradeType;
-           }
+         source.isHidden = function () {
+           return source.id === 'DigitalGlobe-Premium-vintage' || source.id === 'DigitalGlobe-Standard-vintage';
+         };
 
-           return _t('operations.downgrade.annotation.' + suffix, {
-             n: _affectedFeatureCount
-           });
+         source.copyrightNotices = function () {};
+
+         source.getMetadata = function (center, tileCoord, callback) {
+           var vintage = {
+             start: localeDateString(source.startDate),
+             end: localeDateString(source.endDate)
+           };
+           vintage.range = vintageRange(vintage);
+           var metadata = {
+             vintage: vintage
+           };
+           callback(null, metadata);
          };
 
-         operation.id = 'downgrade';
-         operation.keys = [uiCmd('⌫')];
-         operation.title = _t('operations.downgrade.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
+         return source;
        }
 
-       function operationExtract(context, selectedIDs) {
-         var _amount = selectedIDs.length === 1 ? 'single' : 'multiple';
+       rendererBackgroundSource.Bing = function (data, dispatch) {
+         // https://docs.microsoft.com/en-us/bingmaps/rest-services/imagery/get-imagery-metadata
+         // https://docs.microsoft.com/en-us/bingmaps/rest-services/directly-accessing-the-bing-maps-tiles
+         //fallback url template
+         data.template = 'https://ecn.t{switch:0,1,2,3}.tiles.virtualearth.net/tiles/a{u}.jpeg?g=587&n=z';
+         var bing = rendererBackgroundSource(data); //var key = 'Arzdiw4nlOJzRwOz__qailc8NiR31Tt51dN2D7cm57NrnceZnCpgOkmJhNpGoppU'; // P2, JOSM, etc
 
-         var _geometries = utilArrayUniq(selectedIDs.map(function (entityID) {
-           return context.graph().hasEntity(entityID) && context.graph().geometry(entityID);
-         }).filter(Boolean));
+         var key = 'Ak5oTE46TUbjRp08OFVcGpkARErDobfpuyNKa-W2mQ8wbt1K1KL8p1bIRwWwcF-Q'; // iD
 
-         var _geometryID = _geometries.length === 1 ? _geometries[0] : 'feature';
+         /*
+         missing tile image strictness param (n=)
+         •   n=f -> (Fail) returns a 404
+         •   n=z -> (Empty) returns a 200 with 0 bytes (no content)
+         •   n=t -> (Transparent) returns a 200 with a transparent (png) tile
+         */
 
-         var _extent;
+         var strictParam = 'n';
+         var url = 'https://dev.virtualearth.net/REST/v1/Imagery/Metadata/Aerial?include=ImageryProviders&uriScheme=https&key=' + key;
+         var cache = {};
+         var inflight = {};
+         var providers = [];
+         d3_json(url).then(function (json) {
+           var imageryResource = json.resourceSets[0].resources[0]; //retrieve and prepare up to date imagery template
 
-         var _actions = selectedIDs.map(function (entityID) {
-           var graph = context.graph();
-           var entity = graph.hasEntity(entityID);
-           if (!entity || !entity.hasInterestingTags()) return null;
-           if (entity.type === 'node' && graph.parentWays(entity).length === 0) return null;
+           var template = imageryResource.imageUrl; //https://ecn.{subdomain}.tiles.virtualearth.net/tiles/a{quadkey}.jpeg?g=10339
 
-           if (entity.type !== 'node') {
-             var preset = _mainPresetIndex.match(entity, graph); // only allow extraction from ways/relations if the preset supports points
+           var subDomains = imageryResource.imageUrlSubdomains; //["t0, t1, t2, t3"]
 
-             if (preset.geometry.indexOf('point') === -1) return null;
+           var subDomainNumbers = subDomains.map(function (subDomain) {
+             return subDomain.substring(1);
+           }).join(',');
+           template = template.replace('{subdomain}', "t{switch:".concat(subDomainNumbers, "}")).replace('{quadkey}', '{u}');
+
+           if (!new URLSearchParams(template).has(strictParam)) {
+             template += "&".concat(strictParam, "=z");
            }
 
-           _extent = _extent ? _extent.extend(entity.extent(graph)) : entity.extent(graph);
-           return actionExtract(entityID);
-         }).filter(Boolean);
+           bing.template(template);
+           providers = imageryResource.imageryProviders.map(function (provider) {
+             return {
+               attribution: provider.attribution,
+               areas: provider.coverageAreas.map(function (area) {
+                 return {
+                   zoom: [area.zoomMin, area.zoomMax],
+                   extent: geoExtent([area.bbox[1], area.bbox[0]], [area.bbox[3], area.bbox[2]])
+                 };
+               })
+             };
+           });
+           dispatch.call('change');
+         })["catch"](function () {
+           /* ignore */
+         });
 
-         var operation = function operation() {
-           var combinedAction = function combinedAction(graph) {
-             _actions.forEach(function (action) {
-               graph = action(graph);
+         bing.copyrightNotices = function (zoom, extent) {
+           zoom = Math.min(zoom, 21);
+           return providers.filter(function (provider) {
+             return provider.areas.some(function (area) {
+               return extent.intersects(area.extent) && area.zoom[0] <= zoom && area.zoom[1] >= zoom;
              });
+           }).map(function (provider) {
+             return provider.attribution;
+           }).join(', ');
+         };
 
-             return graph;
-           };
+         bing.getMetadata = function (center, tileCoord, callback) {
+           var tileID = tileCoord.slice(0, 3).join('/');
+           var zoom = Math.min(tileCoord[2], 21);
+           var centerPoint = center[1] + ',' + center[0]; // lat,lng
 
-           context.perform(combinedAction, operation.annotation()); // do the extract
+           var url = 'https://dev.virtualearth.net/REST/v1/Imagery/Metadata/Aerial/' + centerPoint + '?zl=' + zoom + '&key=' + key;
+           if (inflight[tileID]) return;
 
-           var extractedNodeIDs = _actions.map(function (action) {
-             return action.getExtractedNodeID();
-           });
+           if (!cache[tileID]) {
+             cache[tileID] = {};
+           }
 
-           context.enter(modeSelect(context, extractedNodeIDs));
-         };
+           if (cache[tileID] && cache[tileID].metadata) {
+             return callback(null, cache[tileID].metadata);
+           }
 
-         operation.available = function () {
-           return _actions.length && selectedIDs.length === _actions.length;
-         };
+           inflight[tileID] = true;
+           d3_json(url).then(function (result) {
+             delete inflight[tileID];
 
-         operation.disabled = function () {
-           if (_extent && _extent.percentContainedIn(context.map().extent()) < 0.8) {
-             return 'too_large';
-           } else if (selectedIDs.some(function (entityID) {
-             return context.graph().geometry(entityID) === 'vertex' && context.hasHiddenConnections(entityID);
-           })) {
-             return 'connected_to_hidden';
-           }
+             if (!result) {
+               throw new Error('Unknown Error');
+             }
 
-           return false;
+             var vintage = {
+               start: localeDateString(result.resourceSets[0].resources[0].vintageStart),
+               end: localeDateString(result.resourceSets[0].resources[0].vintageEnd)
+             };
+             vintage.range = vintageRange(vintage);
+             var metadata = {
+               vintage: vintage
+             };
+             cache[tileID].metadata = metadata;
+             if (callback) callback(null, metadata);
+           })["catch"](function (err) {
+             delete inflight[tileID];
+             if (callback) callback(err.message);
+           });
          };
 
-         operation.tooltip = function () {
-           var disableReason = operation.disabled();
+         bing.terms_url = 'https://blog.openstreetmap.org/2010/11/30/microsoft-imagery-details';
+         return bing;
+       };
 
-           if (disableReason) {
-             return _t('operations.extract.' + disableReason + '.' + _amount);
-           } else {
-             return _t('operations.extract.description.' + _geometryID + '.' + _amount);
-           }
-         };
+       rendererBackgroundSource.Esri = function (data) {
+         // in addition to using the tilemap at zoom level 20, overzoom real tiles - #4327 (deprecated technique, but it works)
+         if (data.template.match(/blankTile/) === null) {
+           data.template = data.template + '?blankTile=false';
+         }
+
+         var esri = rendererBackgroundSource(data);
+         var cache = {};
+         var inflight = {};
+
+         var _prevCenter; // use a tilemap service to set maximum zoom for esri tiles dynamically
+         // https://developers.arcgis.com/documentation/tiled-elevation-service/
 
-         operation.annotation = function () {
-           return _t('operations.extract.annotation', {
-             n: selectedIDs.length
-           });
-         };
 
-         operation.id = 'extract';
-         operation.keys = [_t('operations.extract.key')];
-         operation.title = _t('operations.extract.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
-       }
+         esri.fetchTilemap = function (center) {
+           // skip if we have already fetched a tilemap within 5km
+           if (_prevCenter && geoSphericalDistance(center, _prevCenter) < 5000) return;
+           _prevCenter = center; // tiles are available globally to zoom level 19, afterward they may or may not be present
 
-       function operationMerge(context, selectedIDs) {
-         var _action = getAction();
+           var z = 20; // first generate a random url using the template
 
-         function getAction() {
-           // prefer a non-disabled action first
-           var join = actionJoin(selectedIDs);
-           if (!join.disabled(context.graph())) return join;
-           var merge = actionMerge(selectedIDs);
-           if (!merge.disabled(context.graph())) return merge;
-           var mergePolygon = actionMergePolygon(selectedIDs);
-           if (!mergePolygon.disabled(context.graph())) return mergePolygon;
-           var mergeNodes = actionMergeNodes(selectedIDs);
-           if (!mergeNodes.disabled(context.graph())) return mergeNodes; // otherwise prefer an action with an interesting disabled reason
+           var dummyUrl = esri.url([1, 2, 3]); // calculate url z/y/x from the lat/long of the center of the map
 
-           if (join.disabled(context.graph()) !== 'not_eligible') return join;
-           if (merge.disabled(context.graph()) !== 'not_eligible') return merge;
-           if (mergePolygon.disabled(context.graph()) !== 'not_eligible') return mergePolygon;
-           return mergeNodes;
-         }
+           var x = Math.floor((center[0] + 180) / 360 * Math.pow(2, z));
+           var y = Math.floor((1 - Math.log(Math.tan(center[1] * Math.PI / 180) + 1 / Math.cos(center[1] * Math.PI / 180)) / Math.PI) / 2 * Math.pow(2, z)); // fetch an 8x8 grid to leverage cache
 
-         var operation = function operation() {
-           if (operation.disabled()) return;
-           context.perform(_action, operation.annotation());
-           context.validator().validate();
-           var resultIDs = selectedIDs.filter(context.hasEntity);
+           var tilemapUrl = dummyUrl.replace(/tile\/[0-9]+\/[0-9]+\/[0-9]+\?blankTile=false/, 'tilemap') + '/' + z + '/' + y + '/' + x + '/8/8'; // make the request and introspect the response from the tilemap server
 
-           if (resultIDs.length > 1) {
-             var interestingIDs = resultIDs.filter(function (id) {
-               return context.entity(id).hasInterestingTags();
-             });
-             if (interestingIDs.length) resultIDs = interestingIDs;
-           }
+           d3_json(tilemapUrl).then(function (tilemap) {
+             if (!tilemap) {
+               throw new Error('Unknown Error');
+             }
 
-           context.enter(modeSelect(context, resultIDs));
-         };
+             var hasTiles = true;
 
-         operation.available = function () {
-           return selectedIDs.length >= 2;
-         };
+             for (var i = 0; i < tilemap.data.length; i++) {
+               // 0 means an individual tile in the grid doesn't exist
+               if (!tilemap.data[i]) {
+                 hasTiles = false;
+                 break;
+               }
+             } // if any tiles are missing at level 20 we restrict maxZoom to 19
 
-         operation.disabled = function () {
-           var actionDisabled = _action.disabled(context.graph());
 
-           if (actionDisabled) return actionDisabled;
-           var osm = context.connection();
+             esri.zoomExtent[1] = hasTiles ? 22 : 19;
+           })["catch"](function () {
+             /* ignore */
+           });
+         };
 
-           if (osm && _action.resultingWayNodesLength && _action.resultingWayNodesLength(context.graph()) > osm.maxWayNodes()) {
-             return 'too_many_vertices';
+         esri.getMetadata = function (center, tileCoord, callback) {
+           if (esri.id !== 'EsriWorldImagery') {
+             // rest endpoint is not available for ESRI's "clarity" imagery
+             return callback(null, {});
            }
 
-           return false;
-         };
+           var tileID = tileCoord.slice(0, 3).join('/');
+           var zoom = Math.min(tileCoord[2], esri.zoomExtent[1]);
+           var centerPoint = center[0] + ',' + center[1]; // long, lat (as it should be)
 
-         operation.tooltip = function () {
-           var disabled = operation.disabled();
+           var unknown = _t('info_panels.background.unknown');
+           var vintage = {};
+           var metadata = {};
+           if (inflight[tileID]) return; // build up query using the layer appropriate to the current zoom
 
-           if (disabled) {
-             if (disabled === 'restriction') {
-               return _t('operations.merge.restriction', {
-                 relation: _mainPresetIndex.item('type/restriction').name()
-               });
-             }
+           var url = 'https://services.arcgisonline.com/arcgis/rest/services/World_Imagery/MapServer/4/query';
+           url += '?returnGeometry=false&geometry=' + centerPoint + '&inSR=4326&geometryType=esriGeometryPoint&outFields=*&f=json';
 
-             return _t('operations.merge.' + disabled);
+           if (!cache[tileID]) {
+             cache[tileID] = {};
            }
 
-           return _t('operations.merge.description');
-         };
-
-         operation.annotation = function () {
-           return _t('operations.merge.annotation', {
-             n: selectedIDs.length
-           });
-         };
+           if (cache[tileID] && cache[tileID].metadata) {
+             return callback(null, cache[tileID].metadata);
+           }
 
-         operation.id = 'merge';
-         operation.keys = [_t('operations.merge.key')];
-         operation.title = _t('operations.merge.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
-       }
+           inflight[tileID] = true;
+           d3_json(url).then(function (result) {
+             delete inflight[tileID];
+             result = result.features.map(function (f) {
+               return f.attributes;
+             }).filter(function (a) {
+               return a.MinMapLevel <= zoom && a.MaxMapLevel >= zoom;
+             })[0];
 
-       function operationPaste(context) {
-         var _pastePoint;
+             if (!result) {
+               throw new Error('Unknown Error');
+             } else if (result.features && result.features.length < 1) {
+               throw new Error('No Results');
+             } else if (result.error && result.error.message) {
+               throw new Error(result.error.message);
+             } // pass through the discrete capture date from metadata
 
-         var operation = function operation() {
-           if (!_pastePoint) return;
-           var oldIDs = context.copyIDs();
-           if (!oldIDs.length) return;
-           var projection = context.projection;
-           var extent = geoExtent();
-           var oldGraph = context.copyGraph();
-           var newIDs = [];
-           var action = actionCopyEntities(oldIDs, oldGraph);
-           context.perform(action);
-           var copies = action.copies();
-           var originals = new Set();
-           Object.values(copies).forEach(function (entity) {
-             originals.add(entity.id);
-           });
 
-           for (var id in copies) {
-             var oldEntity = oldGraph.entity(id);
-             var newEntity = copies[id];
+             var captureDate = localeDateString(result.SRC_DATE2);
+             vintage = {
+               start: captureDate,
+               end: captureDate,
+               range: captureDate
+             };
+             metadata = {
+               vintage: vintage,
+               source: clean(result.NICE_NAME),
+               description: clean(result.NICE_DESC),
+               resolution: clean(+parseFloat(result.SRC_RES).toFixed(4)),
+               accuracy: clean(+parseFloat(result.SRC_ACC).toFixed(4))
+             }; // append units - meters
 
-             extent._extend(oldEntity.extent(oldGraph)); // Exclude child nodes from newIDs if their parent way was also copied.
+             if (isFinite(metadata.resolution)) {
+               metadata.resolution += ' m';
+             }
 
+             if (isFinite(metadata.accuracy)) {
+               metadata.accuracy += ' m';
+             }
 
-             var parents = context.graph().parentWays(newEntity);
-             var parentCopied = parents.some(function (parent) {
-               return originals.has(parent.id);
-             });
+             cache[tileID].metadata = metadata;
+             if (callback) callback(null, metadata);
+           })["catch"](function (err) {
+             delete inflight[tileID];
+             if (callback) callback(err.message);
+           });
 
-             if (!parentCopied) {
-               newIDs.push(newEntity.id);
-             }
-           } // Use the location of the copy operation to offset the paste location,
-           // or else use the center of the pasted extent
+           function clean(val) {
+             return String(val).trim() || unknown;
+           }
+         };
 
+         return esri;
+       };
 
-           var copyPoint = context.copyLonLat() && projection(context.copyLonLat()) || projection(extent.center());
-           var delta = geoVecSubtract(_pastePoint, copyPoint); // Move the pasted objects to be anchored at the paste location
+       rendererBackgroundSource.None = function () {
+         var source = rendererBackgroundSource({
+           id: 'none',
+           template: ''
+         });
 
-           context.replace(actionMove(newIDs, delta, projection), operation.annotation());
-           context.enter(modeSelect(context, newIDs));
+         source.name = function () {
+           return _t('background.none');
          };
 
-         operation.point = function (val) {
-           _pastePoint = val;
-           return operation;
+         source.label = function () {
+           return _t.html('background.none');
          };
 
-         operation.available = function () {
-           return context.mode().id === 'browse';
+         source.imageryUsed = function () {
+           return null;
          };
 
-         operation.disabled = function () {
-           return !context.copyIDs().length;
+         source.area = function () {
+           return -1; // sources in background pane are sorted by area
          };
 
-         operation.tooltip = function () {
-           var oldGraph = context.copyGraph();
-           var ids = context.copyIDs();
+         return source;
+       };
 
-           if (!ids.length) {
-             return _t('operations.paste.nothing_copied');
-           }
+       rendererBackgroundSource.Custom = function (template) {
+         var source = rendererBackgroundSource({
+           id: 'custom',
+           template: template
+         });
 
-           return _t('operations.paste.description', {
-             feature: utilDisplayLabel(oldGraph.entity(ids[0]), oldGraph),
-             n: ids.length
-           });
+         source.name = function () {
+           return _t('background.custom');
          };
 
-         operation.annotation = function () {
-           var ids = context.copyIDs();
-           return _t('operations.paste.annotation', {
-             n: ids.length
-           });
+         source.label = function () {
+           return _t.html('background.custom');
          };
 
-         operation.id = 'paste';
-         operation.keys = [uiCmd('⌘V')];
-         operation.title = _t('operations.paste.title');
-         return operation;
-       }
+         source.imageryUsed = function () {
+           // sanitize personal connection tokens - #6801
+           var cleaned = source.template(); // from query string parameters
 
-       function operationReverse(context, selectedIDs) {
-         var operation = function operation() {
-           context.perform(function combinedReverseAction(graph) {
-             actions().forEach(function (action) {
-               graph = action(graph);
+           if (cleaned.indexOf('?') !== -1) {
+             var parts = cleaned.split('?', 2);
+             var qs = utilStringQs(parts[1]);
+             ['access_token', 'connectId', 'token'].forEach(function (param) {
+               if (qs[param]) {
+                 qs[param] = '{apikey}';
+               }
              });
-             return graph;
-           }, operation.annotation());
-           context.validator().validate();
+             cleaned = parts[0] + '?' + utilQsString(qs, true); // true = soft encode
+           } // from wms/wmts api path parameters
+
+
+           cleaned = cleaned.replace(/token\/(\w+)/, 'token/{apikey}');
+           return 'Custom (' + cleaned + ' )';
          };
 
-         function actions(situation) {
-           return selectedIDs.map(function (entityID) {
-             var entity = context.hasEntity(entityID);
-             if (!entity) return null;
+         source.area = function () {
+           return -2; // sources in background pane are sorted by area
+         };
 
-             if (situation === 'toolbar') {
-               if (entity.type === 'way' && !entity.isOneWay() && !entity.isSided()) return null;
-             }
+         return source;
+       };
 
-             var geometry = entity.geometry(context.graph());
-             if (entity.type !== 'node' && geometry !== 'line') return null;
-             var action = actionReverse(entityID);
-             if (action.disabled(context.graph())) return null;
-             return action;
-           }).filter(Boolean);
-         }
+       function rendererTileLayer(context) {
+         var transformProp = utilPrefixCSSProperty('Transform');
+         var tiler = utilTiler();
+         var _tileSize = 256;
 
-         function reverseTypeID() {
-           var acts = actions();
-           var nodeActionCount = acts.filter(function (act) {
-             var entity = context.hasEntity(act.entityID());
-             return entity && entity.type === 'node';
-           }).length;
-           if (nodeActionCount === 0) return 'line';
-           if (nodeActionCount === acts.length) return 'point';
-           return 'feature';
-         }
+         var _projection;
 
-         operation.available = function (situation) {
-           return actions(situation).length > 0;
-         };
+         var _cache = {};
 
-         operation.disabled = function () {
-           return false;
-         };
+         var _tileOrigin;
 
-         operation.tooltip = function () {
-           return _t('operations.reverse.description.' + reverseTypeID());
-         };
+         var _zoom;
 
-         operation.annotation = function () {
-           var acts = actions();
-           return _t('operations.reverse.annotation.' + reverseTypeID(), {
-             n: acts.length
-           });
-         };
+         var _source;
 
-         operation.id = 'reverse';
-         operation.keys = [_t('operations.reverse.key')];
-         operation.title = _t('operations.reverse.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
-       }
+         function tileSizeAtZoom(d, z) {
+           var EPSILON = 0.002; // close seams
 
-       function operationSplit(context, selectedIDs) {
-         var _vertexIds = selectedIDs.filter(function (id) {
-           return context.graph().geometry(id) === 'vertex';
-         });
+           return _tileSize * Math.pow(2, z - d[2]) / _tileSize + EPSILON;
+         }
 
-         var _selectedWayIds = selectedIDs.filter(function (id) {
-           var entity = context.graph().hasEntity(id);
-           return entity && entity.type === 'way';
-         });
+         function atZoom(t, distance) {
+           var power = Math.pow(2, distance);
+           return [Math.floor(t[0] * power), Math.floor(t[1] * power), t[2] + distance];
+         }
 
-         var _isAvailable = _vertexIds.length > 0 && _vertexIds.length + _selectedWayIds.length === selectedIDs.length;
+         function lookUp(d) {
+           for (var up = -1; up > -d[2]; up--) {
+             var tile = atZoom(d, up);
 
-         var _action = actionSplit(_vertexIds);
+             if (_cache[_source.url(tile)] !== false) {
+               return tile;
+             }
+           }
+         }
 
-         var _ways = [];
-         var _geometry = 'feature';
-         var _waysAmount = 'single';
+         function uniqueBy(a, n) {
+           var o = [];
+           var seen = {};
 
-         var _nodesAmount = _vertexIds.length === 1 ? 'single' : 'multiple';
+           for (var i = 0; i < a.length; i++) {
+             if (seen[a[i][n]] === undefined) {
+               o.push(a[i]);
+               seen[a[i][n]] = true;
+             }
+           }
 
-         if (_isAvailable) {
-           if (_selectedWayIds.length) _action.limitWays(_selectedWayIds);
-           _ways = _action.ways(context.graph());
-           var geometries = {};
+           return o;
+         }
 
-           _ways.forEach(function (way) {
-             geometries[way.geometry(context.graph())] = true;
-           });
+         function addSource(d) {
+           d.push(_source.url(d));
+           return d;
+         } // Update tiles based on current state of `projection`.
 
-           if (Object.keys(geometries).length === 1) {
-             _geometry = Object.keys(geometries)[0];
+
+         function background(selection) {
+           _zoom = geoScaleToZoom(_projection.scale(), _tileSize);
+           var pixelOffset;
+
+           if (_source) {
+             pixelOffset = [_source.offset()[0] * Math.pow(2, _zoom), _source.offset()[1] * Math.pow(2, _zoom)];
+           } else {
+             pixelOffset = [0, 0];
            }
 
-           _waysAmount = _ways.length === 1 ? 'single' : 'multiple';
-         }
+           var translate = [_projection.translate()[0] + pixelOffset[0], _projection.translate()[1] + pixelOffset[1]];
+           tiler.scale(_projection.scale() * 2 * Math.PI).translate(translate);
+           _tileOrigin = [_projection.scale() * Math.PI - translate[0], _projection.scale() * Math.PI - translate[1]];
+           render(selection);
+         } // Derive the tiles onscreen, remove those offscreen and position them.
+         // Important that this part not depend on `_projection` because it's
+         // rentered when tiles load/error (see #644).
 
-         var operation = function operation() {
-           var difference = context.perform(_action, operation.annotation()); // select both the nodes and the ways so the mapper can immediately disconnect them if desired
 
-           var idsToSelect = _vertexIds.concat(difference.extantIDs().filter(function (id) {
-             // filter out relations that may have had member additions
-             return context.entity(id).type === 'way';
-           }));
+         function render(selection) {
+           if (!_source) return;
+           var requests = [];
+           var showDebug = context.getDebug('tile') && !_source.overlay;
 
-           context.enter(modeSelect(context, idsToSelect));
-         };
+           if (_source.validZoom(_zoom)) {
+             tiler.skipNullIsland(!!_source.overlay);
+             tiler().forEach(function (d) {
+               addSource(d);
+               if (d[3] === '') return;
+               if (typeof d[3] !== 'string') return; // Workaround for #2295
 
-         operation.relatedEntityIds = function () {
-           return _selectedWayIds.length ? [] : _ways.map(function (way) {
-             return way.id;
-           });
-         };
+               requests.push(d);
 
-         operation.available = function () {
-           return _isAvailable;
-         };
+               if (_cache[d[3]] === false && lookUp(d)) {
+                 requests.push(addSource(lookUp(d)));
+               }
+             });
+             requests = uniqueBy(requests, 3).filter(function (r) {
+               // don't re-request tiles which have failed in the past
+               return _cache[r[3]] !== false;
+             });
+           }
 
-         operation.disabled = function () {
-           var reason = _action.disabled(context.graph());
+           function load(d3_event, d) {
+             _cache[d[3]] = true;
+             select(this).on('error', null).on('load', null).classed('tile-loaded', true);
+             render(selection);
+           }
 
-           if (reason) {
-             return reason;
-           } else if (selectedIDs.some(context.hasHiddenConnections)) {
-             return 'connected_to_hidden';
+           function error(d3_event, d) {
+             _cache[d[3]] = false;
+             select(this).on('error', null).on('load', null).remove();
+             render(selection);
            }
 
-           return false;
-         };
+           function imageTransform(d) {
+             var ts = _tileSize * Math.pow(2, _zoom - d[2]);
 
-         operation.tooltip = function () {
-           var disable = operation.disabled();
-           if (disable) return _t('operations.split.' + disable);
-           return _t('operations.split.description.' + _geometry + '.' + _waysAmount + '.' + _nodesAmount + '_node');
-         };
+             var scale = tileSizeAtZoom(d, _zoom);
+             return 'translate(' + (d[0] * ts - _tileOrigin[0]) + 'px,' + (d[1] * ts - _tileOrigin[1]) + 'px) ' + 'scale(' + scale + ',' + scale + ')';
+           }
 
-         operation.annotation = function () {
-           return _t('operations.split.annotation.' + _geometry, {
-             n: _ways.length
-           });
-         };
+           function tileCenter(d) {
+             var ts = _tileSize * Math.pow(2, _zoom - d[2]);
 
-         operation.id = 'split';
-         operation.keys = [_t('operations.split.key')];
-         operation.title = _t('operations.split.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
-       }
+             return [d[0] * ts - _tileOrigin[0] + ts / 2, d[1] * ts - _tileOrigin[1] + ts / 2];
+           }
 
-       function operationStraighten(context, selectedIDs) {
-         var _wayIDs = selectedIDs.filter(function (id) {
-           return id.charAt(0) === 'w';
-         });
+           function debugTransform(d) {
+             var coord = tileCenter(d);
+             return 'translate(' + coord[0] + 'px,' + coord[1] + 'px)';
+           } // Pick a representative tile near the center of the viewport
+           // (This is useful for sampling the imagery vintage)
 
-         var _nodeIDs = selectedIDs.filter(function (id) {
-           return id.charAt(0) === 'n';
-         });
 
-         var _amount = (_wayIDs.length ? _wayIDs : _nodeIDs).length === 1 ? 'single' : 'multiple';
+           var dims = tiler.size();
+           var mapCenter = [dims[0] / 2, dims[1] / 2];
+           var minDist = Math.max(dims[0], dims[1]);
+           var nearCenter;
+           requests.forEach(function (d) {
+             var c = tileCenter(d);
+             var dist = geoVecLength(c, mapCenter);
+
+             if (dist < minDist) {
+               minDist = dist;
+               nearCenter = d;
+             }
+           });
+           var image = selection.selectAll('img').data(requests, function (d) {
+             return d[3];
+           });
+           image.exit().style(transformProp, imageTransform).classed('tile-removing', true).classed('tile-center', false).each(function () {
+             var tile = select(this);
+             window.setTimeout(function () {
+               if (tile.classed('tile-removing')) {
+                 tile.remove();
+               }
+             }, 300);
+           });
+           image.enter().append('img').attr('class', 'tile').attr('alt', '').attr('draggable', 'false').style('width', _tileSize + 'px').style('height', _tileSize + 'px').attr('src', function (d) {
+             return d[3];
+           }).on('error', error).on('load', load).merge(image).style(transformProp, imageTransform).classed('tile-debug', showDebug).classed('tile-removing', false).classed('tile-center', function (d) {
+             return d === nearCenter;
+           });
+           var debug = selection.selectAll('.tile-label-debug').data(showDebug ? requests : [], function (d) {
+             return d[3];
+           });
+           debug.exit().remove();
+
+           if (showDebug) {
+             var debugEnter = debug.enter().append('div').attr('class', 'tile-label-debug');
+             debugEnter.append('div').attr('class', 'tile-label-debug-coord');
+             debugEnter.append('div').attr('class', 'tile-label-debug-vintage');
+             debug = debug.merge(debugEnter);
+             debug.style(transformProp, debugTransform);
+             debug.selectAll('.tile-label-debug-coord').text(function (d) {
+               return d[2] + ' / ' + d[0] + ' / ' + d[1];
+             });
+             debug.selectAll('.tile-label-debug-vintage').each(function (d) {
+               var span = select(this);
+               var center = context.projection.invert(tileCenter(d));
+
+               _source.getMetadata(center, d, function (err, result) {
+                 if (result && result.vintage && result.vintage.range) {
+                   span.text(result.vintage.range);
+                 } else {
+                   span.html(_t.html('info_panels.background.vintage') + ': ' + _t.html('info_panels.background.unknown'));
+                 }
+               });
+             });
+           }
+         }
+
+         background.projection = function (val) {
+           if (!arguments.length) return _projection;
+           _projection = val;
+           return background;
+         };
 
-         var _nodes = utilGetAllNodes(selectedIDs, context.graph());
+         background.dimensions = function (val) {
+           if (!arguments.length) return tiler.size();
+           tiler.size(val);
+           return background;
+         };
 
-         var _coords = _nodes.map(function (n) {
-           return n.loc;
-         });
+         background.source = function (val) {
+           if (!arguments.length) return _source;
+           _source = val;
+           _tileSize = _source.tileSize;
+           _cache = {};
+           tiler.tileSize(_source.tileSize).zoomExtent(_source.zoomExtent);
+           return background;
+         };
 
-         var _extent = utilTotalExtent(selectedIDs, context.graph());
+         return background;
+       }
 
-         var _action = chooseAction();
+       var _imageryIndex = null;
+       function rendererBackground(context) {
+         var dispatch = dispatch$8('change');
+         var detected = utilDetect();
+         var baseLayer = rendererTileLayer(context).projection(context.projection);
+         var _checkedBlocklists = [];
+         var _isValid = true;
+         var _overlayLayers = [];
+         var _brightness = 1;
+         var _contrast = 1;
+         var _saturation = 1;
+         var _sharpness = 1;
 
-         var _geometry;
+         function ensureImageryIndex() {
+           return _mainFileFetcher.get('imagery').then(function (sources) {
+             if (_imageryIndex) return _imageryIndex;
+             _imageryIndex = {
+               imagery: sources,
+               features: {}
+             }; // use which-polygon to support efficient index and querying for imagery
 
-         function chooseAction() {
-           // straighten selected nodes
-           if (_wayIDs.length === 0 && _nodeIDs.length > 2) {
-             _geometry = 'point';
-             return actionStraightenNodes(_nodeIDs, context.projection); // straighten selected ways (possibly between range of 2 selected nodes)
-           } else if (_wayIDs.length > 0 && (_nodeIDs.length === 0 || _nodeIDs.length === 2)) {
-             var startNodeIDs = [];
-             var endNodeIDs = [];
+             var features = sources.map(function (source) {
+               if (!source.polygon) return null; // workaround for editor-layer-index weirdness..
+               // Add an extra array nest to each element in `source.polygon`
+               // so the rings are not treated as a bunch of holes:
+               // what we have: [ [[outer],[hole],[hole]] ]
+               // what we want: [ [[outer]],[[outer]],[[outer]] ]
 
-             for (var i = 0; i < selectedIDs.length; i++) {
-               var entity = context.entity(selectedIDs[i]);
+               var rings = source.polygon.map(function (ring) {
+                 return [ring];
+               });
+               var feature = {
+                 type: 'Feature',
+                 properties: {
+                   id: source.id
+                 },
+                 geometry: {
+                   type: 'MultiPolygon',
+                   coordinates: rings
+                 }
+               };
+               _imageryIndex.features[source.id] = feature;
+               return feature;
+             }).filter(Boolean);
+             _imageryIndex.query = whichPolygon_1({
+               type: 'FeatureCollection',
+               features: features
+             }); // Instantiate `rendererBackgroundSource` objects for each source
 
-               if (entity.type === 'node') {
-                 continue;
-               } else if (entity.type !== 'way' || entity.isClosed()) {
-                 return null; // exit early, can't straighten these
+             _imageryIndex.backgrounds = sources.map(function (source) {
+               if (source.type === 'bing') {
+                 return rendererBackgroundSource.Bing(source, dispatch);
+               } else if (/^EsriWorldImagery/.test(source.id)) {
+                 return rendererBackgroundSource.Esri(source);
+               } else {
+                 return rendererBackgroundSource(source);
                }
+             }); // Add 'None'
 
-               startNodeIDs.push(entity.first());
-               endNodeIDs.push(entity.last());
-             } // Remove duplicate end/startNodeIDs (duplicate nodes cannot be at the line end)
+             _imageryIndex.backgrounds.unshift(rendererBackgroundSource.None()); // Add 'Custom'
 
 
-             startNodeIDs = startNodeIDs.filter(function (n) {
-               return startNodeIDs.indexOf(n) === startNodeIDs.lastIndexOf(n);
-             });
-             endNodeIDs = endNodeIDs.filter(function (n) {
-               return endNodeIDs.indexOf(n) === endNodeIDs.lastIndexOf(n);
-             }); // Ensure all ways are connected (i.e. only 2 unique endpoints/startpoints)
+             var template = corePreferences('background-custom-template') || '';
+             var custom = rendererBackgroundSource.Custom(template);
 
-             if (utilArrayDifference(startNodeIDs, endNodeIDs).length + utilArrayDifference(endNodeIDs, startNodeIDs).length !== 2) return null; // Ensure path contains at least 3 unique nodes
+             _imageryIndex.backgrounds.unshift(custom);
 
-             var wayNodeIDs = utilGetAllNodes(_wayIDs, context.graph()).map(function (node) {
-               return node.id;
-             });
-             if (wayNodeIDs.length <= 2) return null; // If range of 2 selected nodes is supplied, ensure nodes lie on the selected path
+             return _imageryIndex;
+           });
+         }
 
-             if (_nodeIDs.length === 2 && (wayNodeIDs.indexOf(_nodeIDs[0]) === -1 || wayNodeIDs.indexOf(_nodeIDs[1]) === -1)) return null;
+         function background(selection) {
+           var currSource = baseLayer.source(); // If we are displaying an Esri basemap at high zoom,
+           // check its tilemap to see how high the zoom can go
 
-             if (_nodeIDs.length) {
-               // If we're only straightenting between two points, we only need that extent visible
-               _extent = utilTotalExtent(_nodeIDs, context.graph());
+           if (context.map().zoom() > 18) {
+             if (currSource && /^EsriWorldImagery/.test(currSource.id)) {
+               var center = context.map().center();
+               currSource.fetchTilemap(center);
              }
+           } // Is the imagery valid here? - #4827
 
-             _geometry = 'line';
-             return actionStraightenWay(selectedIDs, context.projection);
+
+           var sources = background.sources(context.map().extent());
+           var wasValid = _isValid;
+           _isValid = !!sources.filter(function (d) {
+             return d === currSource;
+           }).length;
+
+           if (wasValid !== _isValid) {
+             // change in valid status
+             background.updateImagery();
            }
 
-           return null;
-         }
+           var baseFilter = '';
 
-         function operation() {
-           if (!_action) return;
-           context.perform(_action, operation.annotation());
-           window.setTimeout(function () {
-             context.validator().validate();
-           }, 300); // after any transition
-         }
+           if (detected.cssfilters) {
+             if (_brightness !== 1) {
+               baseFilter += " brightness(".concat(_brightness, ")");
+             }
 
-         operation.available = function () {
-           return Boolean(_action);
-         };
+             if (_contrast !== 1) {
+               baseFilter += " contrast(".concat(_contrast, ")");
+             }
 
-         operation.disabled = function () {
-           var reason = _action.disabled(context.graph());
+             if (_saturation !== 1) {
+               baseFilter += " saturate(".concat(_saturation, ")");
+             }
 
-           if (reason) {
-             return reason;
-           } else if (_extent.percentContainedIn(context.map().extent()) < 0.8) {
-             return 'too_large';
-           } else if (someMissing()) {
-             return 'not_downloaded';
-           } else if (selectedIDs.some(context.hasHiddenConnections)) {
-             return 'connected_to_hidden';
+             if (_sharpness < 1) {
+               // gaussian blur
+               var blur = d3_interpolateNumber(0.5, 5)(1 - _sharpness);
+               baseFilter += " blur(".concat(blur, "px)");
+             }
            }
 
-           return false;
-
-           function someMissing() {
-             if (context.inIntro()) return false;
-             var osm = context.connection();
+           var base = selection.selectAll('.layer-background').data([0]);
+           base = base.enter().insert('div', '.layer-data').attr('class', 'layer layer-background').merge(base);
 
-             if (osm) {
-               var missing = _coords.filter(function (loc) {
-                 return !osm.isDataLoaded(loc);
-               });
+           if (detected.cssfilters) {
+             base.style('filter', baseFilter || null);
+           } else {
+             base.style('opacity', _brightness);
+           }
 
-               if (missing.length) {
-                 missing.forEach(function (loc) {
-                   context.loadTileAtLoc(loc);
-                 });
-                 return true;
-               }
-             }
+           var imagery = base.selectAll('.layer-imagery').data([0]);
+           imagery.enter().append('div').attr('class', 'layer layer-imagery').merge(imagery).call(baseLayer);
+           var maskFilter = '';
+           var mixBlendMode = '';
 
-             return false;
+           if (detected.cssfilters && _sharpness > 1) {
+             // apply unsharp mask
+             mixBlendMode = 'overlay';
+             maskFilter = 'saturate(0) blur(3px) invert(1)';
+             var contrast = _sharpness - 1;
+             maskFilter += " contrast(".concat(contrast, ")");
+             var brightness = d3_interpolateNumber(1, 0.85)(_sharpness - 1);
+             maskFilter += " brightness(".concat(brightness, ")");
            }
-         };
-
-         operation.tooltip = function () {
-           var disable = operation.disabled();
-           return disable ? _t('operations.straighten.' + disable + '.' + _amount) : _t('operations.straighten.description.' + _geometry + (_wayIDs.length === 1 ? '' : 's'));
-         };
 
-         operation.annotation = function () {
-           return _t('operations.straighten.annotation.' + _geometry, {
-             n: _wayIDs.length ? _wayIDs.length : _nodeIDs.length
+           var mask = base.selectAll('.layer-unsharp-mask').data(detected.cssfilters && _sharpness > 1 ? [0] : []);
+           mask.exit().remove();
+           mask.enter().append('div').attr('class', 'layer layer-mask layer-unsharp-mask').merge(mask).call(baseLayer).style('filter', maskFilter || null).style('mix-blend-mode', mixBlendMode || null);
+           var overlays = selection.selectAll('.layer-overlay').data(_overlayLayers, function (d) {
+             return d.source().name();
            });
-         };
+           overlays.exit().remove();
+           overlays.enter().insert('div', '.layer-data').attr('class', 'layer layer-overlay').merge(overlays).each(function (layer, i, nodes) {
+             return select(nodes[i]).call(layer);
+           });
+         }
 
-         operation.id = 'straighten';
-         operation.keys = [_t('operations.straighten.key')];
-         operation.title = _t('operations.straighten.title');
-         operation.behavior = behaviorOperation(context).which(operation);
-         return operation;
-       }
+         background.updateImagery = function () {
+           var currSource = baseLayer.source();
+           if (context.inIntro() || !currSource) return;
 
-       var Operations = /*#__PURE__*/Object.freeze({
-               __proto__: null,
-               operationCircularize: operationCircularize,
-               operationContinue: operationContinue,
-               operationCopy: operationCopy,
-               operationDelete: operationDelete,
-               operationDisconnect: operationDisconnect,
-               operationDowngrade: operationDowngrade,
-               operationExtract: operationExtract,
-               operationMerge: operationMerge,
-               operationMove: operationMove,
-               operationOrthogonalize: operationOrthogonalize,
-               operationPaste: operationPaste,
-               operationReflectShort: operationReflectShort,
-               operationReflectLong: operationReflectLong,
-               operationReverse: operationReverse,
-               operationRotate: operationRotate,
-               operationSplit: operationSplit,
-               operationStraighten: operationStraighten
-       });
+           var o = _overlayLayers.filter(function (d) {
+             return !d.source().isLocatorOverlay() && !d.source().isHidden();
+           }).map(function (d) {
+             return d.source().id;
+           }).join(',');
 
-       var _relatedParent;
+           var meters = geoOffsetToMeters(currSource.offset());
+           var EPSILON = 0.01;
+           var x = +meters[0].toFixed(2);
+           var y = +meters[1].toFixed(2);
+           var hash = utilStringQs(window.location.hash);
+           var id = currSource.id;
 
-       function modeSelect(context, selectedIDs) {
-         var mode = {
-           id: 'select',
-           button: 'browse'
-         };
-         var keybinding = utilKeybinding('select');
+           if (id === 'custom') {
+             id = "custom:".concat(currSource.template());
+           }
 
-         var _breatheBehavior = behaviorBreathe();
+           if (id) {
+             hash.background = id;
+           } else {
+             delete hash.background;
+           }
 
-         var _modeDragNode = modeDragNode(context);
+           if (o) {
+             hash.overlays = o;
+           } else {
+             delete hash.overlays;
+           }
 
-         var _selectBehavior;
+           if (Math.abs(x) > EPSILON || Math.abs(y) > EPSILON) {
+             hash.offset = "".concat(x, ",").concat(y);
+           } else {
+             delete hash.offset;
+           }
 
-         var _behaviors = [];
-         var _operations = [];
-         var _newFeature = false;
-         var _follow = false;
+           if (!window.mocha) {
+             window.location.replace('#' + utilQsString(hash, true));
+           }
 
-         function singular() {
-           if (selectedIDs && selectedIDs.length === 1) {
-             return context.hasEntity(selectedIDs[0]);
+           var imageryUsed = [];
+           var photoOverlaysUsed = [];
+           var currUsed = currSource.imageryUsed();
+
+           if (currUsed && _isValid) {
+             imageryUsed.push(currUsed);
            }
-         }
 
-         function selectedEntities() {
-           return selectedIDs.map(function (id) {
-             return context.hasEntity(id);
-           }).filter(Boolean);
-         }
+           _overlayLayers.filter(function (d) {
+             return !d.source().isLocatorOverlay() && !d.source().isHidden();
+           }).forEach(function (d) {
+             return imageryUsed.push(d.source().imageryUsed());
+           });
 
-         function checkSelectedIDs() {
-           var ids = [];
+           var dataLayer = context.layers().layer('data');
 
-           if (Array.isArray(selectedIDs)) {
-             ids = selectedIDs.filter(function (id) {
-               return context.hasEntity(id);
-             });
+           if (dataLayer && dataLayer.enabled() && dataLayer.hasData()) {
+             imageryUsed.push(dataLayer.getSrc());
            }
 
-           if (!ids.length) {
-             context.enter(modeBrowse(context));
-             return false;
-           } else if (selectedIDs.length > 1 && ids.length === 1 || selectedIDs.length === 1 && ids.length > 1) {
-             // switch between single- and multi-select UI
-             context.enter(modeSelect(context, ids));
-             return false;
+           var photoOverlayLayers = {
+             streetside: 'Bing Streetside',
+             mapillary: 'Mapillary Images',
+             'mapillary-map-features': 'Mapillary Map Features',
+             'mapillary-signs': 'Mapillary Signs',
+             kartaview: 'KartaView Images'
+           };
+
+           for (var layerID in photoOverlayLayers) {
+             var layer = context.layers().layer(layerID);
+
+             if (layer && layer.enabled()) {
+               photoOverlaysUsed.push(layerID);
+               imageryUsed.push(photoOverlayLayers[layerID]);
+             }
            }
 
-           selectedIDs = ids;
-           return true;
-         } // find the common parent ways for nextVertex, previousVertex
+           context.history().imageryUsed(imageryUsed);
+           context.history().photoOverlaysUsed(photoOverlaysUsed);
+         };
 
+         background.sources = function (extent, zoom, includeCurrent) {
+           if (!_imageryIndex) return []; // called before init()?
 
-         function commonParents() {
-           var graph = context.graph();
-           var commonParents = [];
+           var visible = {};
+           (_imageryIndex.query.bbox(extent.rectangle(), true) || []).forEach(function (d) {
+             return visible[d.id] = true;
+           });
+           var currSource = baseLayer.source(); // Recheck blocked sources only if we detect new blocklists pulled from the OSM API.
 
-           for (var i = 0; i < selectedIDs.length; i++) {
-             var entity = context.hasEntity(selectedIDs[i]);
+           var osm = context.connection();
+           var blocklists = osm && osm.imageryBlocklists() || [];
+           var blocklistChanged = blocklists.length !== _checkedBlocklists.length || blocklists.some(function (regex, index) {
+             return String(regex) !== _checkedBlocklists[index];
+           });
 
-             if (!entity || entity.geometry(graph) !== 'vertex') {
-               return []; // selection includes some not vertices
-             }
+           if (blocklistChanged) {
+             _imageryIndex.backgrounds.forEach(function (source) {
+               source.isBlocked = blocklists.some(function (regex) {
+                 return regex.test(source.template());
+               });
+             });
 
-             var currParents = graph.parentWays(entity).map(function (w) {
-               return w.id;
+             _checkedBlocklists = blocklists.map(function (regex) {
+               return String(regex);
              });
+           }
 
-             if (!commonParents.length) {
-               commonParents = currParents;
-               continue;
-             }
+           return _imageryIndex.backgrounds.filter(function (source) {
+             if (includeCurrent && currSource === source) return true; // optionally always include the current imagery
 
-             commonParents = utilArrayIntersection(commonParents, currParents);
+             if (source.isBlocked) return false; // even bundled sources may be blocked - #7905
 
-             if (!commonParents.length) {
-               return [];
-             }
-           }
+             if (!source.polygon) return true; // always include imagery with worldwide coverage
 
-           return commonParents;
-         }
+             if (zoom && zoom < 6) return false; // optionally exclude local imagery at low zooms
 
-         function singularParent() {
-           var parents = commonParents();
+             return visible[source.id]; // include imagery visible in given extent
+           });
+         };
 
-           if (!parents || parents.length === 0) {
-             _relatedParent = null;
-             return null;
-           } // relatedParent is used when we visit a vertex with multiple
-           // parents, and we want to remember which parent line we started on.
+         background.dimensions = function (val) {
+           if (!val) return;
+           baseLayer.dimensions(val);
 
+           _overlayLayers.forEach(function (layer) {
+             return layer.dimensions(val);
+           });
+         };
 
-           if (parents.length === 1) {
-             _relatedParent = parents[0]; // remember this parent for later
+         background.baseLayerSource = function (d) {
+           if (!arguments.length) return baseLayer.source(); // test source against OSM imagery blocklists..
 
-             return _relatedParent;
-           }
+           var osm = context.connection();
+           if (!osm) return background;
+           var blocklists = osm.imageryBlocklists();
+           var template = d.template();
+           var fail = false;
+           var tested = 0;
+           var regex;
 
-           if (parents.indexOf(_relatedParent) !== -1) {
-             return _relatedParent; // prefer the previously seen parent
-           }
+           for (var i = 0; i < blocklists.length; i++) {
+             regex = blocklists[i];
+             fail = regex.test(template);
+             tested++;
+             if (fail) break;
+           } // ensure at least one test was run.
 
-           return parents[0];
-         }
 
-         mode.selectedIDs = function (val) {
-           if (!arguments.length) return selectedIDs;
-           selectedIDs = val;
-           return mode;
-         };
+           if (!tested) {
+             regex = /.*\.google(apis)?\..*\/(vt|kh)[\?\/].*([xyz]=.*){3}.*/;
+             fail = regex.test(template);
+           }
 
-         mode.zoomToSelected = function () {
-           context.map().zoomToEase(selectedEntities());
+           baseLayer.source(!fail ? d : background.findSource('none'));
+           dispatch.call('change');
+           background.updateImagery();
+           return background;
          };
 
-         mode.newFeature = function (val) {
-           if (!arguments.length) return _newFeature;
-           _newFeature = val;
-           return mode;
-         };
+         background.findSource = function (id) {
+           if (!id || !_imageryIndex) return null; // called before init()?
 
-         mode.selectBehavior = function (val) {
-           if (!arguments.length) return _selectBehavior;
-           _selectBehavior = val;
-           return mode;
+           return _imageryIndex.backgrounds.find(function (d) {
+             return d.id && d.id === id;
+           });
          };
 
-         mode.follow = function (val) {
-           if (!arguments.length) return _follow;
-           _follow = val;
-           return mode;
+         background.bing = function () {
+           background.baseLayerSource(background.findSource('Bing'));
          };
 
-         function loadOperations() {
-           _operations.forEach(function (operation) {
-             if (operation.behavior) {
-               context.uninstall(operation.behavior);
-             }
+         background.showsLayer = function (d) {
+           var currSource = baseLayer.source();
+           if (!d || !currSource) return false;
+           return d.id === currSource.id || _overlayLayers.some(function (layer) {
+             return d.id === layer.source().id;
            });
+         };
 
-           _operations = Object.values(Operations).map(function (o) {
-             return o(context, selectedIDs);
-           }).filter(function (o) {
-             return o.id !== 'delete' && o.id !== 'downgrade' && o.id !== 'copy';
-           }).concat([// group copy/downgrade/delete operation together at the end of the list
-           operationCopy(context, selectedIDs), operationDowngrade(context, selectedIDs), operationDelete(context, selectedIDs)]).filter(function (operation) {
-             return operation.available();
+         background.overlayLayerSources = function () {
+           return _overlayLayers.map(function (layer) {
+             return layer.source();
            });
+         };
 
-           _operations.forEach(function (operation) {
-             if (operation.behavior) {
-               context.install(operation.behavior);
+         background.toggleOverlayLayer = function (d) {
+           var layer;
+
+           for (var i = 0; i < _overlayLayers.length; i++) {
+             layer = _overlayLayers[i];
+
+             if (layer.source() === d) {
+               _overlayLayers.splice(i, 1);
+
+               dispatch.call('change');
+               background.updateImagery();
+               return;
              }
-           }); // remove any displayed menu
+           }
 
+           layer = rendererTileLayer(context).source(d).projection(context.projection).dimensions(baseLayer.dimensions());
 
-           context.ui().closeEditMenu();
-         }
+           _overlayLayers.push(layer);
 
-         mode.operations = function () {
-           return _operations;
+           dispatch.call('change');
+           background.updateImagery();
          };
 
-         mode.enter = function () {
-           if (!checkSelectedIDs()) return;
-           context.features().forceVisible(selectedIDs);
+         background.nudge = function (d, zoom) {
+           var currSource = baseLayer.source();
+
+           if (currSource) {
+             currSource.nudge(d, zoom);
+             dispatch.call('change');
+             background.updateImagery();
+           }
 
-           _modeDragNode.restoreSelectedIDs(selectedIDs);
+           return background;
+         };
 
-           loadOperations();
+         background.offset = function (d) {
+           var currSource = baseLayer.source();
 
-           if (!_behaviors.length) {
-             if (!_selectBehavior) _selectBehavior = behaviorSelect(context);
-             _behaviors = [behaviorPaste(context), _breatheBehavior, behaviorHover(context).on('hover', context.ui().sidebar.hoverModeSelect), _selectBehavior, behaviorLasso(context), _modeDragNode.behavior, modeDragNote(context).behavior];
+           if (!arguments.length) {
+             return currSource && currSource.offset() || [0, 0];
            }
 
-           _behaviors.forEach(context.install);
+           if (currSource) {
+             currSource.offset(d);
+             dispatch.call('change');
+             background.updateImagery();
+           }
 
-           keybinding.on(_t('inspector.zoom_to.key'), mode.zoomToSelected).on(['[', 'pgup'], previousVertex).on([']', 'pgdown'], nextVertex).on(['{', uiCmd('⌘['), 'home'], firstVertex).on(['}', uiCmd('⌘]'), 'end'], lastVertex).on(uiCmd('⇧←'), nudgeSelection([-10, 0])).on(uiCmd('⇧↑'), nudgeSelection([0, -10])).on(uiCmd('⇧→'), nudgeSelection([10, 0])).on(uiCmd('⇧↓'), nudgeSelection([0, 10])).on(uiCmd('⇧⌥←'), nudgeSelection([-100, 0])).on(uiCmd('⇧⌥↑'), nudgeSelection([0, -100])).on(uiCmd('⇧⌥→'), nudgeSelection([100, 0])).on(uiCmd('⇧⌥↓'), nudgeSelection([0, 100])).on(utilKeybinding.plusKeys.map(function (key) {
-             return uiCmd('⇧' + key);
-           }), scaleSelection(1.05)).on(utilKeybinding.plusKeys.map(function (key) {
-             return uiCmd('⇧⌥' + key);
-           }), scaleSelection(Math.pow(1.05, 5))).on(utilKeybinding.minusKeys.map(function (key) {
-             return uiCmd('⇧' + key);
-           }), scaleSelection(1 / 1.05)).on(utilKeybinding.minusKeys.map(function (key) {
-             return uiCmd('⇧⌥' + key);
-           }), scaleSelection(1 / Math.pow(1.05, 5))).on(['\\', 'pause'], nextParent).on('⎋', esc, true);
-           select(document).call(keybinding);
-           context.ui().sidebar.select(selectedIDs, _newFeature);
-           context.history().on('change.select', function () {
-             loadOperations(); // reselect after change in case relation members were removed or added
+           return background;
+         };
 
-             selectElements();
-           }).on('undone.select', checkSelectedIDs).on('redone.select', checkSelectedIDs);
-           context.map().on('drawn.select', selectElements).on('crossEditableZoom.select', function () {
-             selectElements();
+         background.brightness = function (d) {
+           if (!arguments.length) return _brightness;
+           _brightness = d;
+           if (context.mode()) dispatch.call('change');
+           return background;
+         };
 
-             _breatheBehavior.restartIfNeeded(context.surface());
-           });
-           context.map().doubleUpHandler().on('doubleUp.modeSelect', didDoubleUp);
-           selectElements();
+         background.contrast = function (d) {
+           if (!arguments.length) return _contrast;
+           _contrast = d;
+           if (context.mode()) dispatch.call('change');
+           return background;
+         };
 
-           if (_follow) {
-             var extent = geoExtent();
-             var graph = context.graph();
-             selectedIDs.forEach(function (id) {
-               var entity = context.entity(id);
+         background.saturation = function (d) {
+           if (!arguments.length) return _saturation;
+           _saturation = d;
+           if (context.mode()) dispatch.call('change');
+           return background;
+         };
 
-               extent._extend(entity.extent(graph));
-             });
-             var loc = extent.center();
-             context.map().centerEase(loc); // we could enter the mode multiple times, so reset follow for next time
+         background.sharpness = function (d) {
+           if (!arguments.length) return _sharpness;
+           _sharpness = d;
+           if (context.mode()) dispatch.call('change');
+           return background;
+         };
 
-             _follow = false;
-           }
+         var _loadPromise;
 
-           function nudgeSelection(delta) {
-             return function () {
-               // prevent nudging during low zoom selection
-               if (!context.map().withinEditableZoom()) return;
-               var moveOp = operationMove(context, selectedIDs);
+         background.ensureLoaded = function () {
+           if (_loadPromise) return _loadPromise;
 
-               if (moveOp.disabled()) {
-                 context.ui().flash.duration(4000).iconName('#iD-operation-' + moveOp.id).iconClass('operation disabled').label(moveOp.tooltip)();
-               } else {
-                 context.perform(actionMove(selectedIDs, delta, context.projection), moveOp.annotation());
-                 context.validator().validate();
-               }
-             };
+           function parseMapParams(qmap) {
+             if (!qmap) return false;
+             var params = qmap.split('/').map(Number);
+             if (params.length < 3 || params.some(isNaN)) return false;
+             return geoExtent([params[2], params[1]]); // lon,lat
            }
 
-           function scaleSelection(factor) {
-             return function () {
-               // prevent scaling during low zoom selection
-               if (!context.map().withinEditableZoom()) return;
-               var nodes = utilGetAllNodes(selectedIDs, context.graph());
-               var isUp = factor > 1; // can only scale if multiple nodes are selected
-
-               if (nodes.length <= 1) return;
-               var extent = utilTotalExtent(selectedIDs, context.graph()); // These disabled checks would normally be handled by an operation
-               // object, but we don't want an actual scale operation at this point.
-
-               function scalingDisabled() {
-                 if (tooSmall()) {
-                   return 'too_small';
-                 } else if (extent.percentContainedIn(context.map().extent()) < 0.8) {
-                   return 'too_large';
-                 } else if (someMissing() || selectedIDs.some(incompleteRelation)) {
-                   return 'not_downloaded';
-                 } else if (selectedIDs.some(context.hasHiddenConnections)) {
-                   return 'connected_to_hidden';
-                 }
+           var hash = utilStringQs(window.location.hash);
+           var requested = hash.background || hash.layer;
+           var extent = parseMapParams(hash.map);
+           return _loadPromise = ensureImageryIndex().then(function (imageryIndex) {
+             var first = imageryIndex.backgrounds.length && imageryIndex.backgrounds[0];
+             var best;
 
-                 return false;
+             if (!requested && extent) {
+               best = background.sources(extent).find(function (s) {
+                 return s.best();
+               });
+             } // Decide which background layer to display
 
-                 function tooSmall() {
-                   if (isUp) return false;
-                   var dLon = Math.abs(extent[1][0] - extent[0][0]);
-                   var dLat = Math.abs(extent[1][1] - extent[0][1]);
-                   return dLon < geoMetersToLon(1, extent[1][1]) && dLat < geoMetersToLat(1);
-                 }
 
-                 function someMissing() {
-                   if (context.inIntro()) return false;
-                   var osm = context.connection();
+             if (requested && requested.indexOf('custom:') === 0) {
+               var template = requested.replace(/^custom:/, '');
+               var custom = background.findSource('custom');
+               background.baseLayerSource(custom.template(template));
+               corePreferences('background-custom-template', template);
+             } else {
+               background.baseLayerSource(background.findSource(requested) || best || background.findSource(corePreferences('background-last-used')) || background.findSource('Bing') || first || background.findSource('none'));
+             }
 
-                   if (osm) {
-                     var missing = nodes.filter(function (n) {
-                       return !osm.isDataLoaded(n.loc);
-                     });
+             var locator = imageryIndex.backgrounds.find(function (d) {
+               return d.overlay && d["default"];
+             });
 
-                     if (missing.length) {
-                       missing.forEach(function (loc) {
-                         context.loadTileAtLoc(loc);
-                       });
-                       return true;
-                     }
-                   }
+             if (locator) {
+               background.toggleOverlayLayer(locator);
+             }
 
-                   return false;
-                 }
+             var overlays = (hash.overlays || '').split(',');
+             overlays.forEach(function (overlay) {
+               overlay = background.findSource(overlay);
 
-                 function incompleteRelation(id) {
-                   var entity = context.entity(id);
-                   return entity.type === 'relation' && !entity.isComplete(context.graph());
-                 }
+               if (overlay) {
+                 background.toggleOverlayLayer(overlay);
                }
+             });
 
-               var disabled = scalingDisabled();
+             if (hash.gpx) {
+               var gpx = context.layers().layer('data');
 
-               if (disabled) {
-                 var multi = selectedIDs.length === 1 ? 'single' : 'multiple';
-                 context.ui().flash.duration(4000).iconName('#iD-icon-no').iconClass('operation disabled').label(_t('operations.scale.' + disabled + '.' + multi))();
-               } else {
-                 var pivot = context.projection(extent.center());
-                 var annotation = _t('operations.scale.annotation.' + (isUp ? 'up' : 'down') + '.feature', {
-                   n: selectedIDs.length
-                 });
-                 context.perform(actionScale(selectedIDs, pivot, factor, context.projection), annotation);
-                 context.validator().validate();
+               if (gpx) {
+                 gpx.url(hash.gpx, '.gpx');
                }
-             };
-           }
+             }
 
-           function didDoubleUp(d3_event, loc) {
-             if (!context.map().withinEditableZoom()) return;
-             var target = select(d3_event.target);
-             var datum = target.datum();
-             var entity = datum && datum.properties && datum.properties.entity;
-             if (!entity) return;
+             if (hash.offset) {
+               var offset = hash.offset.replace(/;/g, ',').split(',').map(function (n) {
+                 return !isNaN(n) && n;
+               });
 
-             if (entity instanceof osmWay && target.classed('target')) {
-               var choice = geoChooseEdge(context.graph().childNodes(entity), loc, context.projection);
-               var prev = entity.nodes[choice.index - 1];
-               var next = entity.nodes[choice.index];
-               context.perform(actionAddMidpoint({
-                 loc: choice.loc,
-                 edge: [prev, next]
-               }, osmNode()), _t('operations.add.annotation.vertex'));
-             } else if (entity.type === 'midpoint') {
-               context.perform(actionAddMidpoint({
-                 loc: entity.loc,
-                 edge: entity.edge
-               }, osmNode()), _t('operations.add.annotation.vertex'));
+               if (offset.length === 2) {
+                 background.offset(geoMetersToOffset(offset));
+               }
              }
-           }
+           })["catch"](function () {
+             /* ignore */
+           });
+         };
 
-           function selectElements() {
-             if (!checkSelectedIDs()) return;
-             var surface = context.surface();
-             surface.selectAll('.selected-member').classed('selected-member', false);
-             surface.selectAll('.selected').classed('selected', false);
-             surface.selectAll('.related').classed('related', false);
-             singularParent();
+         return utilRebind(background, dispatch, 'on');
+       }
 
-             if (_relatedParent) {
-               surface.selectAll(utilEntitySelector([_relatedParent])).classed('related', true);
-             }
+       function rendererFeatures(context) {
+         var dispatch = dispatch$8('change', 'redraw');
+         var features = utilRebind({}, dispatch, 'on');
 
-             if (context.map().withinEditableZoom()) {
-               // Apply selection styling if not in wide selection
-               surface.selectAll(utilDeepMemberSelector(selectedIDs, context.graph(), true
-               /* skipMultipolgonMembers */
-               )).classed('selected-member', true);
-               surface.selectAll(utilEntityOrDeepMemberSelector(selectedIDs, context.graph())).classed('selected', true);
-             }
-           }
+         var _deferred = new Set();
 
-           function esc() {
-             if (context.container().select('.combobox').size()) return;
-             context.enter(modeBrowse(context));
-           }
+         var traffic_roads = {
+           'motorway': true,
+           'motorway_link': true,
+           'trunk': true,
+           'trunk_link': true,
+           'primary': true,
+           'primary_link': true,
+           'secondary': true,
+           'secondary_link': true,
+           'tertiary': true,
+           'tertiary_link': true,
+           'residential': true,
+           'unclassified': true,
+           'living_street': true
+         };
+         var service_roads = {
+           'service': true,
+           'road': true,
+           'track': true
+         };
+         var paths = {
+           'path': true,
+           'footway': true,
+           'cycleway': true,
+           'bridleway': true,
+           'steps': true,
+           'pedestrian': true
+         };
+         var past_futures = {
+           'proposed': true,
+           'construction': true,
+           'abandoned': true,
+           'dismantled': true,
+           'disused': true,
+           'razed': true,
+           'demolished': true,
+           'obliterated': true
+         };
+         var _cullFactor = 1;
+         var _cache = {};
+         var _rules = {};
+         var _stats = {};
+         var _keys = [];
+         var _hidden = [];
+         var _forceVisible = {};
 
-           function firstVertex(d3_event) {
-             d3_event.preventDefault();
-             var entity = singular();
-             var parent = singularParent();
-             var way;
+         function update() {
+           if (!window.mocha) {
+             var hash = utilStringQs(window.location.hash);
+             var disabled = features.disabled();
 
-             if (entity && entity.type === 'way') {
-               way = entity;
-             } else if (parent) {
-               way = context.entity(parent);
+             if (disabled.length) {
+               hash.disable_features = disabled.join(',');
+             } else {
+               delete hash.disable_features;
              }
 
-             if (way) {
-               context.enter(modeSelect(context, [way.first()]).follow(true));
-             }
+             window.location.replace('#' + utilQsString(hash, true));
+             corePreferences('disabled-features', disabled.join(','));
            }
 
-           function lastVertex(d3_event) {
-             d3_event.preventDefault();
-             var entity = singular();
-             var parent = singularParent();
-             var way;
+           _hidden = features.hidden();
+           dispatch.call('change');
+           dispatch.call('redraw');
+         }
 
-             if (entity && entity.type === 'way') {
-               way = entity;
-             } else if (parent) {
-               way = context.entity(parent);
-             }
+         function defineRule(k, filter, max) {
+           var isEnabled = true;
 
-             if (way) {
-               context.enter(modeSelect(context, [way.last()]).follow(true));
+           _keys.push(k);
+
+           _rules[k] = {
+             filter: filter,
+             enabled: isEnabled,
+             // whether the user wants it enabled..
+             count: 0,
+             currentMax: max || Infinity,
+             defaultMax: max || Infinity,
+             enable: function enable() {
+               this.enabled = true;
+               this.currentMax = this.defaultMax;
+             },
+             disable: function disable() {
+               this.enabled = false;
+               this.currentMax = 0;
+             },
+             hidden: function hidden() {
+               return this.count === 0 && !this.enabled || this.count > this.currentMax * _cullFactor;
+             },
+             autoHidden: function autoHidden() {
+               return this.hidden() && this.currentMax > 0;
              }
+           };
+         }
+
+         defineRule('points', function isPoint(tags, geometry) {
+           return geometry === 'point';
+         }, 200);
+         defineRule('traffic_roads', function isTrafficRoad(tags) {
+           return traffic_roads[tags.highway];
+         });
+         defineRule('service_roads', function isServiceRoad(tags) {
+           return service_roads[tags.highway];
+         });
+         defineRule('paths', function isPath(tags) {
+           return paths[tags.highway];
+         });
+         defineRule('buildings', function isBuilding(tags) {
+           return !!tags.building && tags.building !== 'no' || tags.parking === 'multi-storey' || tags.parking === 'sheds' || tags.parking === 'carports' || tags.parking === 'garage_boxes';
+         }, 250);
+         defineRule('building_parts', function isBuildingPart(tags) {
+           return tags['building:part'];
+         });
+         defineRule('indoor', function isIndoor(tags) {
+           return tags.indoor;
+         });
+         defineRule('landuse', function isLanduse(tags, geometry) {
+           return geometry === 'area' && !_rules.buildings.filter(tags) && !_rules.building_parts.filter(tags) && !_rules.indoor.filter(tags) && !_rules.water.filter(tags) && !_rules.pistes.filter(tags);
+         });
+         defineRule('boundaries', function isBoundary(tags) {
+           return !!tags.boundary && !(traffic_roads[tags.highway] || service_roads[tags.highway] || paths[tags.highway] || tags.waterway || tags.railway || tags.landuse || tags.natural || tags.building || tags.power);
+         });
+         defineRule('water', function isWater(tags) {
+           return !!tags.waterway || tags.natural === 'water' || tags.natural === 'coastline' || tags.natural === 'bay' || tags.landuse === 'pond' || tags.landuse === 'basin' || tags.landuse === 'reservoir' || tags.landuse === 'salt_pond';
+         });
+         defineRule('rail', function isRail(tags) {
+           return (!!tags.railway || tags.landuse === 'railway') && !(traffic_roads[tags.highway] || service_roads[tags.highway] || paths[tags.highway]);
+         });
+         defineRule('pistes', function isPiste(tags) {
+           return tags['piste:type'];
+         });
+         defineRule('aerialways', function isPiste(tags) {
+           return tags.aerialway && tags.aerialway !== 'yes' && tags.aerialway !== 'station';
+         });
+         defineRule('power', function isPower(tags) {
+           return !!tags.power;
+         }); // contains a past/future tag, but not in active use as a road/path/cycleway/etc..
+
+         defineRule('past_future', function isPastFuture(tags) {
+           if (traffic_roads[tags.highway] || service_roads[tags.highway] || paths[tags.highway]) {
+             return false;
            }
 
-           function previousVertex(d3_event) {
-             d3_event.preventDefault();
-             var parent = singularParent();
-             if (!parent) return;
-             var way = context.entity(parent);
-             var length = way.nodes.length;
-             var curr = way.nodes.indexOf(selectedIDs[0]);
-             var index = -1;
+           var strings = Object.keys(tags);
 
-             if (curr > 0) {
-               index = curr - 1;
-             } else if (way.isClosed()) {
-               index = length - 2;
-             }
+           for (var i = 0; i < strings.length; i++) {
+             var s = strings[i];
 
-             if (index !== -1) {
-               context.enter(modeSelect(context, [way.nodes[index]]).follow(true));
+             if (past_futures[s] || past_futures[tags[s]]) {
+               return true;
              }
            }
 
-           function nextVertex(d3_event) {
-             d3_event.preventDefault();
-             var parent = singularParent();
-             if (!parent) return;
-             var way = context.entity(parent);
-             var length = way.nodes.length;
-             var curr = way.nodes.indexOf(selectedIDs[0]);
-             var index = -1;
+           return false;
+         }); // Lines or areas that don't match another feature filter.
+         // IMPORTANT: The 'others' feature must be the last one defined,
+         //   so that code in getMatches can skip this test if `hasMatch = true`
 
-             if (curr < length - 1) {
-               index = curr + 1;
-             } else if (way.isClosed()) {
-               index = 0;
-             }
+         defineRule('others', function isOther(tags, geometry) {
+           return geometry === 'line' || geometry === 'area';
+         });
 
-             if (index !== -1) {
-               context.enter(modeSelect(context, [way.nodes[index]]).follow(true));
-             }
-           }
+         features.features = function () {
+           return _rules;
+         };
 
-           function nextParent(d3_event) {
-             d3_event.preventDefault();
-             var parents = commonParents();
-             if (!parents || parents.length < 2) return;
-             var index = parents.indexOf(_relatedParent);
+         features.keys = function () {
+           return _keys;
+         };
 
-             if (index < 0 || index > parents.length - 2) {
-               _relatedParent = parents[0];
-             } else {
-               _relatedParent = parents[index + 1];
-             }
+         features.enabled = function (k) {
+           if (!arguments.length) {
+             return _keys.filter(function (k) {
+               return _rules[k].enabled;
+             });
+           }
 
-             var surface = context.surface();
-             surface.selectAll('.related').classed('related', false);
+           return _rules[k] && _rules[k].enabled;
+         };
 
-             if (_relatedParent) {
-               surface.selectAll(utilEntitySelector([_relatedParent])).classed('related', true);
-             }
+         features.disabled = function (k) {
+           if (!arguments.length) {
+             return _keys.filter(function (k) {
+               return !_rules[k].enabled;
+             });
            }
+
+           return _rules[k] && !_rules[k].enabled;
          };
 
-         mode.exit = function () {
-           _newFeature = false;
+         features.hidden = function (k) {
+           if (!arguments.length) {
+             return _keys.filter(function (k) {
+               return _rules[k].hidden();
+             });
+           }
 
-           _operations.forEach(function (operation) {
-             if (operation.behavior) {
-               context.uninstall(operation.behavior);
-             }
-           });
+           return _rules[k] && _rules[k].hidden();
+         };
 
-           _operations = [];
+         features.autoHidden = function (k) {
+           if (!arguments.length) {
+             return _keys.filter(function (k) {
+               return _rules[k].autoHidden();
+             });
+           }
 
-           _behaviors.forEach(context.uninstall);
+           return _rules[k] && _rules[k].autoHidden();
+         };
 
-           select(document).call(keybinding.unbind);
-           context.ui().closeEditMenu();
-           context.history().on('change.select', null).on('undone.select', null).on('redone.select', null);
-           var surface = context.surface();
-           surface.selectAll('.selected-member').classed('selected-member', false);
-           surface.selectAll('.selected').classed('selected', false);
-           surface.selectAll('.highlighted').classed('highlighted', false);
-           surface.selectAll('.related').classed('related', false);
-           context.map().on('drawn.select', null);
-           context.ui().sidebar.hide();
-           context.features().forceVisible([]);
-           var entity = singular();
+         features.enable = function (k) {
+           if (_rules[k] && !_rules[k].enabled) {
+             _rules[k].enable();
 
-           if (_newFeature && entity && entity.type === 'relation' && // no tags
-           Object.keys(entity.tags).length === 0 && // no parent relations
-           context.graph().parentRelations(entity).length === 0 && ( // no members or one member with no role
-           entity.members.length === 0 || entity.members.length === 1 && !entity.members[0].role)) {
-             // the user added this relation but didn't edit it at all, so just delete it
-             var deleteAction = actionDeleteRelation(entity.id, true
-             /* don't delete untagged members */
-             );
-             context.perform(deleteAction, _t('operations.delete.annotation.relation'));
+             update();
+           }
+         };
+
+         features.enableAll = function () {
+           var didEnable = false;
+
+           for (var k in _rules) {
+             if (!_rules[k].enabled) {
+               didEnable = true;
+
+               _rules[k].enable();
+             }
            }
+
+           if (didEnable) update();
          };
 
-         return mode;
-       }
+         features.disable = function (k) {
+           if (_rules[k] && _rules[k].enabled) {
+             _rules[k].disable();
 
-       function uiLasso(context) {
-         var group, polygon;
-         lasso.coordinates = [];
+             update();
+           }
+         };
 
-         function lasso(selection) {
-           context.container().classed('lasso', true);
-           group = selection.append('g').attr('class', 'lasso hide');
-           polygon = group.append('path').attr('class', 'lasso-path');
-           group.call(uiToggle(true));
-         }
+         features.disableAll = function () {
+           var didDisable = false;
 
-         function draw() {
-           if (polygon) {
-             polygon.data([lasso.coordinates]).attr('d', function (d) {
-               return 'M' + d.join(' L') + ' Z';
-             });
+           for (var k in _rules) {
+             if (_rules[k].enabled) {
+               didDisable = true;
+
+               _rules[k].disable();
+             }
            }
-         }
 
-         lasso.extent = function () {
-           return lasso.coordinates.reduce(function (extent, point) {
-             return extent.extend(geoExtent(point));
-           }, geoExtent());
+           if (didDisable) update();
          };
 
-         lasso.p = function (_) {
-           if (!arguments.length) return lasso;
-           lasso.coordinates.push(_);
-           draw();
-           return lasso;
+         features.toggle = function (k) {
+           if (_rules[k]) {
+             (function (f) {
+               return f.enabled ? f.disable() : f.enable();
+             })(_rules[k]);
+
+             update();
+           }
          };
 
-         lasso.close = function () {
-           if (group) {
-             group.call(uiToggle(false, function () {
-               select(this).remove();
-             }));
+         features.resetStats = function () {
+           for (var i = 0; i < _keys.length; i++) {
+             _rules[_keys[i]].count = 0;
            }
 
-           context.container().classed('lasso', false);
+           dispatch.call('change');
          };
 
-         return lasso;
-       }
+         features.gatherStats = function (d, resolver, dimensions) {
+           var needsRedraw = false;
+           var types = utilArrayGroupBy(d, 'type');
+           var entities = [].concat(types.relation || [], types.way || [], types.node || []);
+           var currHidden, geometry, matches, i, j;
 
-       function behaviorLasso(context) {
-         // use pointer events on supported platforms; fallback to mouse events
-         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
+           for (i = 0; i < _keys.length; i++) {
+             _rules[_keys[i]].count = 0;
+           } // adjust the threshold for point/building culling based on viewport size..
+           // a _cullFactor of 1 corresponds to a 1000x1000px viewport..
 
-         var behavior = function behavior(selection) {
-           var lasso;
 
-           function pointerdown(d3_event) {
-             var button = 0; // left
+           _cullFactor = dimensions[0] * dimensions[1] / 1000000;
 
-             if (d3_event.button === button && d3_event.shiftKey === true) {
-               lasso = null;
-               select(window).on(_pointerPrefix + 'move.lasso', pointermove).on(_pointerPrefix + 'up.lasso', pointerup);
-               d3_event.stopPropagation();
+           for (i = 0; i < entities.length; i++) {
+             geometry = entities[i].geometry(resolver);
+             matches = Object.keys(features.getMatches(entities[i], resolver, geometry));
+
+             for (j = 0; j < matches.length; j++) {
+               _rules[matches[j]].count++;
              }
            }
 
-           function pointermove() {
-             if (!lasso) {
-               lasso = uiLasso(context);
-               context.surface().call(lasso);
-             }
+           currHidden = features.hidden();
 
-             lasso.p(context.map().mouse());
+           if (currHidden !== _hidden) {
+             _hidden = currHidden;
+             needsRedraw = true;
+             dispatch.call('change');
            }
 
-           function normalize(a, b) {
-             return [[Math.min(a[0], b[0]), Math.min(a[1], b[1])], [Math.max(a[0], b[0]), Math.max(a[1], b[1])]];
+           return needsRedraw;
+         };
+
+         features.stats = function () {
+           for (var i = 0; i < _keys.length; i++) {
+             _stats[_keys[i]] = _rules[_keys[i]].count;
            }
 
-           function lassoed() {
-             if (!lasso) return [];
-             var graph = context.graph();
-             var limitToNodes;
+           return _stats;
+         };
 
-             if (context.map().editableDataEnabled(true
-             /* skipZoomCheck */
-             ) && context.map().isInWideSelection()) {
-               // only select from the visible nodes
-               limitToNodes = new Set(utilGetAllNodes(context.selectedIDs(), graph));
-             } else if (!context.map().editableDataEnabled()) {
-               return [];
-             }
+         features.clear = function (d) {
+           for (var i = 0; i < d.length; i++) {
+             features.clearEntity(d[i]);
+           }
+         };
 
-             var bounds = lasso.extent().map(context.projection.invert);
-             var extent = geoExtent(normalize(bounds[0], bounds[1]));
-             var intersects = context.history().intersects(extent).filter(function (entity) {
-               return entity.type === 'node' && (!limitToNodes || limitToNodes.has(entity)) && geoPointInPolygon(context.projection(entity.loc), lasso.coordinates) && !context.features().isHidden(entity, graph, entity.geometry(graph));
-             }); // sort the lassoed nodes as best we can
+         features.clearEntity = function (entity) {
+           delete _cache[osmEntity.key(entity)];
+         };
 
-             intersects.sort(function (node1, node2) {
-               var parents1 = graph.parentWays(node1);
-               var parents2 = graph.parentWays(node2);
+         features.reset = function () {
+           Array.from(_deferred).forEach(function (handle) {
+             window.cancelIdleCallback(handle);
 
-               if (parents1.length && parents2.length) {
-                 // both nodes are vertices
-                 var sharedParents = utilArrayIntersection(parents1, parents2);
+             _deferred["delete"](handle);
+           });
+           _cache = {};
+         }; // only certain relations are worth checking
 
-                 if (sharedParents.length) {
-                   var sharedParentNodes = sharedParents[0].nodes; // vertices are members of the same way; sort them in their listed order
 
-                   return sharedParentNodes.indexOf(node1.id) - sharedParentNodes.indexOf(node2.id);
-                 } else {
-                   // vertices do not share a way; group them by their respective parent ways
-                   return parseFloat(parents1[0].id.slice(1)) - parseFloat(parents2[0].id.slice(1));
-                 }
-               } else if (parents1.length || parents2.length) {
-                 // only one node is a vertex; sort standalone points before vertices
-                 return parents1.length - parents2.length;
-               } // both nodes are standalone points; sort left to right
+         function relationShouldBeChecked(relation) {
+           // multipolygon features have `area` geometry and aren't checked here
+           return relation.tags.type === 'boundary';
+         }
 
+         features.getMatches = function (entity, resolver, geometry) {
+           if (geometry === 'vertex' || geometry === 'relation' && !relationShouldBeChecked(entity)) return {};
+           var ent = osmEntity.key(entity);
 
-               return node1.loc[0] - node2.loc[0];
-             });
-             return intersects.map(function (entity) {
-               return entity.id;
-             });
+           if (!_cache[ent]) {
+             _cache[ent] = {};
            }
 
-           function pointerup() {
-             select(window).on(_pointerPrefix + 'move.lasso', null).on(_pointerPrefix + 'up.lasso', null);
-             if (!lasso) return;
-             var ids = lassoed();
-             lasso.close();
+           if (!_cache[ent].matches) {
+             var matches = {};
+             var hasMatch = false;
 
-             if (ids.length) {
-               context.enter(modeSelect(context, ids));
-             }
-           }
+             for (var i = 0; i < _keys.length; i++) {
+               if (_keys[i] === 'others') {
+                 if (hasMatch) continue; // If an entity...
+                 //   1. is a way that hasn't matched other 'interesting' feature rules,
 
-           selection.on(_pointerPrefix + 'down.lasso', pointerdown);
-         };
+                 if (entity.type === 'way') {
+                   var parents = features.getParents(entity, resolver, geometry); //   2a. belongs only to a single multipolygon relation
 
-         behavior.off = function (selection) {
-           selection.on(_pointerPrefix + 'down.lasso', null);
-         };
+                   if (parents.length === 1 && parents[0].isMultipolygon() || // 2b. or belongs only to boundary relations
+                   parents.length > 0 && parents.every(function (parent) {
+                     return parent.tags.type === 'boundary';
+                   })) {
+                     // ...then match whatever feature rules the parent relation has matched.
+                     // see #2548, #2887
+                     //
+                     // IMPORTANT:
+                     // For this to work, getMatches must be called on relations before ways.
+                     //
+                     var pkey = osmEntity.key(parents[0]);
 
-         return behavior;
-       }
+                     if (_cache[pkey] && _cache[pkey].matches) {
+                       matches = Object.assign({}, _cache[pkey].matches); // shallow copy
 
-       function modeBrowse(context) {
-         var mode = {
-           button: 'browse',
-           id: 'browse',
-           title: _t('modes.browse.title'),
-           description: _t('modes.browse.description')
-         };
-         var sidebar;
+                       continue;
+                     }
+                   }
+                 }
+               }
 
-         var _selectBehavior;
+               if (_rules[_keys[i]].filter(entity.tags, geometry)) {
+                 matches[_keys[i]] = hasMatch = true;
+               }
+             }
 
-         var _behaviors = [];
+             _cache[ent].matches = matches;
+           }
 
-         mode.selectBehavior = function (val) {
-           if (!arguments.length) return _selectBehavior;
-           _selectBehavior = val;
-           return mode;
+           return _cache[ent].matches;
          };
 
-         mode.enter = function () {
-           if (!_behaviors.length) {
-             if (!_selectBehavior) _selectBehavior = behaviorSelect(context);
-             _behaviors = [behaviorPaste(context), behaviorHover(context).on('hover', context.ui().sidebar.hover), _selectBehavior, behaviorLasso(context), modeDragNode(context).behavior, modeDragNote(context).behavior];
+         features.getParents = function (entity, resolver, geometry) {
+           if (geometry === 'point') return [];
+           var ent = osmEntity.key(entity);
+
+           if (!_cache[ent]) {
+             _cache[ent] = {};
            }
 
-           _behaviors.forEach(context.install); // Get focus on the body.
+           if (!_cache[ent].parents) {
+             var parents = [];
 
+             if (geometry === 'vertex') {
+               parents = resolver.parentWays(entity);
+             } else {
+               // 'line', 'area', 'relation'
+               parents = resolver.parentRelations(entity);
+             }
 
-           if (document.activeElement && document.activeElement.blur) {
-             document.activeElement.blur();
+             _cache[ent].parents = parents;
            }
 
-           if (sidebar) {
-             context.ui().sidebar.show(sidebar);
-           } else {
-             context.ui().sidebar.select(null);
-           }
+           return _cache[ent].parents;
          };
 
-         mode.exit = function () {
-           context.ui().sidebar.hover.cancel();
+         features.isHiddenPreset = function (preset, geometry) {
+           if (!_hidden.length) return false;
+           if (!preset.tags) return false;
+           var test = preset.setTags({}, geometry);
 
-           _behaviors.forEach(context.uninstall);
+           for (var key in _rules) {
+             if (_rules[key].filter(test, geometry)) {
+               if (_hidden.indexOf(key) !== -1) {
+                 return key;
+               }
 
-           if (sidebar) {
-             context.ui().sidebar.hide();
+               return false;
+             }
            }
+
+           return false;
          };
 
-         mode.sidebar = function (_) {
-           if (!arguments.length) return sidebar;
-           sidebar = _;
-           return mode;
+         features.isHiddenFeature = function (entity, resolver, geometry) {
+           if (!_hidden.length) return false;
+           if (!entity.version) return false;
+           if (_forceVisible[entity.id]) return false;
+           var matches = Object.keys(features.getMatches(entity, resolver, geometry));
+           return matches.length && matches.every(function (k) {
+             return features.hidden(k);
+           });
          };
 
-         mode.operations = function () {
-           return [operationPaste(context)];
+         features.isHiddenChild = function (entity, resolver, geometry) {
+           if (!_hidden.length) return false;
+           if (!entity.version || geometry === 'point') return false;
+           if (_forceVisible[entity.id]) return false;
+           var parents = features.getParents(entity, resolver, geometry);
+           if (!parents.length) return false;
+
+           for (var i = 0; i < parents.length; i++) {
+             if (!features.isHidden(parents[i], resolver, parents[i].geometry(resolver))) {
+               return false;
+             }
+           }
+
+           return true;
          };
 
-         return mode;
-       }
+         features.hasHiddenConnections = function (entity, resolver) {
+           if (!_hidden.length) return false;
+           var childNodes, connections;
 
-       function behaviorAddWay(context) {
-         var dispatch$1 = dispatch('start', 'startFromWay', 'startFromNode');
-         var draw = behaviorDraw(context);
+           if (entity.type === 'midpoint') {
+             childNodes = [resolver.entity(entity.edge[0]), resolver.entity(entity.edge[1])];
+             connections = [];
+           } else {
+             childNodes = entity.nodes ? resolver.childNodes(entity) : [];
+             connections = features.getParents(entity, resolver, entity.geometry(resolver));
+           } // gather ways connected to child nodes..
 
-         function behavior(surface) {
-           draw.on('click', function () {
-             dispatch$1.apply('start', this, arguments);
-           }).on('clickWay', function () {
-             dispatch$1.apply('startFromWay', this, arguments);
-           }).on('clickNode', function () {
-             dispatch$1.apply('startFromNode', this, arguments);
-           }).on('cancel', behavior.cancel).on('finish', behavior.cancel);
-           context.map().dblclickZoomEnable(false);
-           surface.call(draw);
-         }
 
-         behavior.off = function (surface) {
-           surface.call(draw.off);
+           connections = childNodes.reduce(function (result, e) {
+             return resolver.isShared(e) ? utilArrayUnion(result, resolver.parentWays(e)) : result;
+           }, connections);
+           return connections.some(function (e) {
+             return features.isHidden(e, resolver, e.geometry(resolver));
+           });
          };
 
-         behavior.cancel = function () {
-           window.setTimeout(function () {
-             context.map().dblclickZoomEnable(true);
-           }, 1000);
-           context.enter(modeBrowse(context));
+         features.isHidden = function (entity, resolver, geometry) {
+           if (!_hidden.length) return false;
+           if (!entity.version) return false;
+           var fn = geometry === 'vertex' ? features.isHiddenChild : features.isHiddenFeature;
+           return fn(entity, resolver, geometry);
          };
 
-         return utilRebind(behavior, dispatch$1, 'on');
-       }
+         features.filter = function (d, resolver) {
+           if (!_hidden.length) return d;
+           var result = [];
 
-       function behaviorHash(context) {
-         // cached window.location.hash
-         var _cachedHash = null; // allowable latitude range
+           for (var i = 0; i < d.length; i++) {
+             var entity = d[i];
 
-         var _latitudeLimit = 90 - 1e-8;
+             if (!features.isHidden(entity, resolver, entity.geometry(resolver))) {
+               result.push(entity);
+             }
+           }
 
-         function computedHashParameters() {
-           var map = context.map();
-           var center = map.center();
-           var zoom = map.zoom();
-           var precision = Math.max(0, Math.ceil(Math.log(zoom) / Math.LN2));
-           var oldParams = utilObjectOmit(utilStringQs(window.location.hash), ['comment', 'source', 'hashtags', 'walkthrough']);
-           var newParams = {};
-           delete oldParams.id;
-           var selected = context.selectedIDs().filter(function (id) {
-             return context.hasEntity(id);
-           });
+           return result;
+         };
 
-           if (selected.length) {
-             newParams.id = selected.join(',');
-           }
+         features.forceVisible = function (entityIDs) {
+           if (!arguments.length) return Object.keys(_forceVisible);
+           _forceVisible = {};
 
-           newParams.map = zoom.toFixed(2) + '/' + center[1].toFixed(precision) + '/' + center[0].toFixed(precision);
-           return Object.assign(oldParams, newParams);
-         }
+           for (var i = 0; i < entityIDs.length; i++) {
+             _forceVisible[entityIDs[i]] = true;
+             var entity = context.hasEntity(entityIDs[i]);
 
-         function computedHash() {
-           return '#' + utilQsString(computedHashParameters(), true);
-         }
+             if (entity && entity.type === 'relation') {
+               // also show relation members (one level deep)
+               for (var j in entity.members) {
+                 _forceVisible[entity.members[j].id] = true;
+               }
+             }
+           }
 
-         function computedTitle(includeChangeCount) {
-           var baseTitle = context.documentTitleBase() || 'iD';
-           var contextual;
-           var changeCount;
-           var titleID;
-           var selected = context.selectedIDs().filter(function (id) {
-             return context.hasEntity(id);
-           });
+           return features;
+         };
 
-           if (selected.length) {
-             var firstLabel = utilDisplayLabel(context.entity(selected[0]), context.graph());
+         features.init = function () {
+           var storage = corePreferences('disabled-features');
 
-             if (selected.length > 1) {
-               contextual = _t('title.labeled_and_more', {
-                 labeled: firstLabel,
-                 count: selected.length - 1
-               });
-             } else {
-               contextual = firstLabel;
-             }
+           if (storage) {
+             var storageDisabled = storage.replace(/;/g, ',').split(',');
+             storageDisabled.forEach(features.disable);
+           }
 
-             titleID = 'context';
+           var hash = utilStringQs(window.location.hash);
+
+           if (hash.disable_features) {
+             var hashDisabled = hash.disable_features.replace(/;/g, ',').split(',');
+             hashDisabled.forEach(features.disable);
            }
+         }; // warm up the feature matching cache upon merging fetched data
 
-           if (includeChangeCount) {
-             changeCount = context.history().difference().summary().length;
 
-             if (changeCount > 0) {
-               titleID = contextual ? 'changes_context' : 'changes';
+         context.history().on('merge.features', function (newEntities) {
+           if (!newEntities) return;
+           var handle = window.requestIdleCallback(function () {
+             var graph = context.graph();
+             var types = utilArrayGroupBy(newEntities, 'type'); // ensure that getMatches is called on relations before ways
+
+             var entities = [].concat(types.relation || [], types.way || [], types.node || []);
+
+             for (var i = 0; i < entities.length; i++) {
+               var geometry = entities[i].geometry(graph);
+               features.getMatches(entities[i], graph, geometry);
              }
-           }
+           });
 
-           if (titleID) {
-             return _t('title.format.' + titleID, {
-               changes: changeCount,
-               base: baseTitle,
-               context: contextual
-             });
+           _deferred.add(handle);
+         });
+         return features;
+       }
+
+       //
+       // - the activeID - nope
+       // - 1 away (adjacent) to the activeID - yes (vertices will be merged)
+       // - 2 away from the activeID - nope (would create a self intersecting segment)
+       // - all others on a linear way - yes
+       // - all others on a closed way - nope (would create a self intersecting polygon)
+       //
+       // returns
+       // 0 = active vertex - no touch/connect
+       // 1 = passive vertex - yes touch/connect
+       // 2 = adjacent vertex - yes but pay attention segmenting a line here
+       //
+
+       function svgPassiveVertex(node, graph, activeID) {
+         if (!activeID) return 1;
+         if (activeID === node.id) return 0;
+         var parents = graph.parentWays(node);
+         var i, j, nodes, isClosed, ix1, ix2, ix3, ix4, max;
+
+         for (i = 0; i < parents.length; i++) {
+           nodes = parents[i].nodes;
+           isClosed = parents[i].isClosed();
+
+           for (j = 0; j < nodes.length; j++) {
+             // find this vertex, look nearby
+             if (nodes[j] === node.id) {
+               ix1 = j - 2;
+               ix2 = j - 1;
+               ix3 = j + 1;
+               ix4 = j + 2;
+
+               if (isClosed) {
+                 // wraparound if needed
+                 max = nodes.length - 1;
+                 if (ix1 < 0) ix1 = max + ix1;
+                 if (ix2 < 0) ix2 = max + ix2;
+                 if (ix3 > max) ix3 = ix3 - max;
+                 if (ix4 > max) ix4 = ix4 - max;
+               }
+
+               if (nodes[ix1] === activeID) return 0; // no - prevent self intersect
+               else if (nodes[ix2] === activeID) return 2; // ok - adjacent
+               else if (nodes[ix3] === activeID) return 2; // ok - adjacent
+               else if (nodes[ix4] === activeID) return 0; // no - prevent self intersect
+               else if (isClosed && nodes.indexOf(activeID) !== -1) return 0; // no - prevent self intersect
+             }
            }
-
-           return baseTitle;
          }
 
-         function updateTitle(includeChangeCount) {
-           if (!context.setsDocumentTitle()) return;
-           var newTitle = computedTitle(includeChangeCount);
+         return 1; // ok
+       }
+       function svgMarkerSegments(projection, graph, dt, shouldReverse, bothDirections) {
+         return function (entity) {
+           var i = 0;
+           var offset = dt;
+           var segments = [];
+           var clip = d3_geoIdentity().clipExtent(projection.clipExtent()).stream;
+           var coordinates = graph.childNodes(entity).map(function (n) {
+             return n.loc;
+           });
+           var a, b;
 
-           if (document.title !== newTitle) {
-             document.title = newTitle;
+           if (shouldReverse(entity)) {
+             coordinates.reverse();
            }
-         }
 
-         function updateHashIfNeeded() {
-           if (context.inIntro()) return;
-           var latestHash = computedHash();
+           d3_geoStream({
+             type: 'LineString',
+             coordinates: coordinates
+           }, projection.stream(clip({
+             lineStart: function lineStart() {},
+             lineEnd: function lineEnd() {
+               a = null;
+             },
+             point: function point(x, y) {
+               b = [x, y];
 
-           if (_cachedHash !== latestHash) {
-             _cachedHash = latestHash; // Update the URL hash without affecting the browser navigation stack,
-             // though unavoidably creating a browser history entry
+               if (a) {
+                 var span = geoVecLength(a, b) - offset;
 
-             window.history.replaceState(null, computedTitle(false
-             /* includeChangeCount */
-             ), latestHash); // set the title we want displayed for the browser tab/window
+                 if (span >= 0) {
+                   var heading = geoVecAngle(a, b);
+                   var dx = dt * Math.cos(heading);
+                   var dy = dt * Math.sin(heading);
+                   var p = [a[0] + offset * Math.cos(heading), a[1] + offset * Math.sin(heading)]; // gather coordinates
 
-             updateTitle(true
-             /* includeChangeCount */
-             );
-           }
-         }
+                   var coord = [a, p];
 
-         var _throttledUpdate = throttle(updateHashIfNeeded, 500);
+                   for (span -= dt; span >= 0; span -= dt) {
+                     p = geoVecAdd(p, [dx, dy]);
+                     coord.push(p);
+                   }
 
-         var _throttledUpdateTitle = throttle(function () {
-           updateTitle(true
-           /* includeChangeCount */
-           );
-         }, 500);
+                   coord.push(b); // generate svg paths
 
-         function hashchange() {
-           // ignore spurious hashchange events
-           if (window.location.hash === _cachedHash) return;
-           _cachedHash = window.location.hash;
-           var q = utilStringQs(_cachedHash);
-           var mapArgs = (q.map || '').split('/').map(Number);
+                   var segment = '';
+                   var j;
 
-           if (mapArgs.length < 3 || mapArgs.some(isNaN)) {
-             // replace bogus hash
-             updateHashIfNeeded();
-           } else {
-             // don't update if the new hash already reflects the state of iD
-             if (_cachedHash === computedHash()) return;
-             var mode = context.mode();
-             context.map().centerZoom([mapArgs[2], Math.min(_latitudeLimit, Math.max(-_latitudeLimit, mapArgs[1]))], mapArgs[0]);
+                   for (j = 0; j < coord.length; j++) {
+                     segment += (j === 0 ? 'M' : 'L') + coord[j][0] + ',' + coord[j][1];
+                   }
 
-             if (q.id && mode) {
-               var ids = q.id.split(',').filter(function (id) {
-                 return context.hasEntity(id);
-               });
+                   segments.push({
+                     id: entity.id,
+                     index: i++,
+                     d: segment
+                   });
 
-               if (ids.length && (mode.id === 'browse' || mode.id === 'select' && !utilArrayIdentical(mode.selectedIDs(), ids))) {
-                 context.enter(modeSelect(context, ids));
-                 return;
+                   if (bothDirections(entity)) {
+                     segment = '';
+
+                     for (j = coord.length - 1; j >= 0; j--) {
+                       segment += (j === coord.length - 1 ? 'M' : 'L') + coord[j][0] + ',' + coord[j][1];
+                     }
+
+                     segments.push({
+                       id: entity.id,
+                       index: i++,
+                       d: segment
+                     });
+                   }
+                 }
+
+                 offset = -span;
                }
+
+               a = b;
              }
+           })));
+           return segments;
+         };
+       }
+       function svgPath(projection, graph, isArea) {
+         // Explanation of magic numbers:
+         // "padding" here allows space for strokes to extend beyond the viewport,
+         // so that the stroke isn't drawn along the edge of the viewport when
+         // the shape is clipped.
+         //
+         // When drawing lines, pad viewport by 5px.
+         // When drawing areas, pad viewport by 65px in each direction to allow
+         // for 60px area fill stroke (see ".fill-partial path.fill" css rule)
+         var cache = {};
+         var padding = isArea ? 65 : 5;
+         var viewport = projection.clipExtent();
+         var paddedExtent = [[viewport[0][0] - padding, viewport[0][1] - padding], [viewport[1][0] + padding, viewport[1][1] + padding]];
+         var clip = d3_geoIdentity().clipExtent(paddedExtent).stream;
+         var project = projection.stream;
+         var path = d3_geoPath().projection({
+           stream: function stream(output) {
+             return project(clip(output));
+           }
+         });
 
-             var center = context.map().center();
-             var dist = geoSphericalDistance(center, [mapArgs[2], mapArgs[1]]);
-             var maxdist = 500; // Don't allow the hash location to change too much while drawing
-             // This can happen if the user accidentally hit the back button.  #3996
+         var svgpath = function svgpath(entity) {
+           if (entity.id in cache) {
+             return cache[entity.id];
+           } else {
+             return cache[entity.id] = path(entity.asGeoJSON(graph));
+           }
+         };
 
-             if (mode && mode.id.match(/^draw/) !== null && dist > maxdist) {
-               context.enter(modeBrowse(context));
-               return;
+         svgpath.geojson = function (d) {
+           if (d.__featurehash__ !== undefined) {
+             if (d.__featurehash__ in cache) {
+               return cache[d.__featurehash__];
+             } else {
+               return cache[d.__featurehash__] = path(d);
              }
+           } else {
+             return path(d);
            }
-         }
+         };
 
-         function behavior() {
-           context.map().on('move.behaviorHash', _throttledUpdate);
-           context.history().on('change.behaviorHash', _throttledUpdateTitle);
-           context.on('enter.behaviorHash', _throttledUpdate);
-           select(window).on('hashchange.behaviorHash', hashchange);
+         return svgpath;
+       }
+       function svgPointTransform(projection) {
+         var svgpoint = function svgpoint(entity) {
+           // http://jsperf.com/short-array-join
+           var pt = projection(entity.loc);
+           return 'translate(' + pt[0] + ',' + pt[1] + ')';
+         };
 
-           if (window.location.hash) {
-             var q = utilStringQs(window.location.hash);
+         svgpoint.geojson = function (d) {
+           return svgpoint(d.properties.entity);
+         };
 
-             if (q.id) {
-               //if (!context.history().hasRestorableChanges()) {
-               // targeting specific features: download, select, and zoom to them
-               context.zoomToEntity(q.id.split(',')[0], !q.map); //}
-             }
+         return svgpoint;
+       }
+       function svgRelationMemberTags(graph) {
+         return function (entity) {
+           var tags = entity.tags;
+           var shouldCopyMultipolygonTags = !entity.hasInterestingTags();
+           graph.parentRelations(entity).forEach(function (relation) {
+             var type = relation.tags.type;
 
-             if (q.walkthrough === 'true') {
-               behavior.startWalkthrough = true;
+             if (type === 'multipolygon' && shouldCopyMultipolygonTags || type === 'boundary') {
+               tags = Object.assign({}, relation.tags, tags);
              }
+           });
+           return tags;
+         };
+       }
+       function svgSegmentWay(way, graph, activeID) {
+         // When there is no activeID, we can memoize this expensive computation
+         if (activeID === undefined) {
+           return graph["transient"](way, 'waySegments', getWaySegments);
+         } else {
+           return getWaySegments();
+         }
 
-             if (q.map) {
-               behavior.hadHash = true;
+         function getWaySegments() {
+           var isActiveWay = way.nodes.indexOf(activeID) !== -1;
+           var features = {
+             passive: [],
+             active: []
+           };
+           var start = {};
+           var end = {};
+           var node, type;
+
+           for (var i = 0; i < way.nodes.length; i++) {
+             node = graph.entity(way.nodes[i]);
+             type = svgPassiveVertex(node, graph, activeID);
+             end = {
+               node: node,
+               type: type
+             };
+
+             if (start.type !== undefined) {
+               if (start.node.id === activeID || end.node.id === activeID) ; else if (isActiveWay && (start.type === 2 || end.type === 2)) {
+                 // one adjacent vertex
+                 pushActive(start, end, i);
+               } else if (start.type === 0 && end.type === 0) {
+                 // both active vertices
+                 pushActive(start, end, i);
+               } else {
+                 pushPassive(start, end, i);
+               }
              }
 
-             hashchange();
-             updateTitle(false);
+             start = end;
            }
-         }
-
-         behavior.off = function () {
-           _throttledUpdate.cancel();
 
-           _throttledUpdateTitle.cancel();
+           return features;
 
-           context.map().on('move.behaviorHash', null);
-           context.on('enter.behaviorHash', null);
-           select(window).on('hashchange.behaviorHash', null);
-           window.location.hash = '';
-         };
+           function pushActive(start, end, index) {
+             features.active.push({
+               type: 'Feature',
+               id: way.id + '-' + index + '-nope',
+               properties: {
+                 nope: true,
+                 target: true,
+                 entity: way,
+                 nodes: [start.node, end.node],
+                 index: index
+               },
+               geometry: {
+                 type: 'LineString',
+                 coordinates: [start.node.loc, end.node.loc]
+               }
+             });
+           }
 
-         return behavior;
+           function pushPassive(start, end, index) {
+             features.passive.push({
+               type: 'Feature',
+               id: way.id + '-' + index,
+               properties: {
+                 target: true,
+                 entity: way,
+                 nodes: [start.node, end.node],
+                 index: index
+               },
+               geometry: {
+                 type: 'LineString',
+                 coordinates: [start.node.loc, end.node.loc]
+               }
+             });
+           }
+         }
        }
 
-       /*
-           iD.coreDifference represents the difference between two graphs.
-           It knows how to calculate the set of entities that were
-           created, modified, or deleted, and also contains the logic
-           for recursively extending a difference to the complete set
-           of entities that will require a redraw, taking into account
-           child and parent relationships.
-        */
+       function svgTagClasses() {
+         var primaries = ['building', 'highway', 'railway', 'waterway', 'aeroway', 'aerialway', 'piste:type', 'boundary', 'power', 'amenity', 'natural', 'landuse', 'leisure', 'military', 'place', 'man_made', 'route', 'attraction', 'building:part', 'indoor'];
+         var statuses = [// nonexistent, might be built
+         'proposed', 'planned', // under maintentance or between groundbreaking and opening
+         'construction', // existent but not functional
+         'disused', // dilapidated to nonexistent
+         'abandoned', // nonexistent, still may appear in imagery
+         'dismantled', 'razed', 'demolished', 'obliterated', // existent occasionally, e.g. stormwater drainage basin
+         'intermittent'];
+         var secondaries = ['oneway', 'bridge', 'tunnel', 'embankment', 'cutting', 'barrier', 'surface', 'tracktype', 'footway', 'crossing', 'service', 'sport', 'public_transport', 'location', 'parking', 'golf', 'type', 'leisure', 'man_made', 'indoor', 'construction', 'proposed'];
 
-       function coreDifference(base, head) {
-         var _changes = {};
-         var _didChange = {}; // 'addition', 'deletion', 'geometry', 'properties'
+         var _tags = function _tags(entity) {
+           return entity.tags;
+         };
 
-         var _diff = {};
+         var tagClasses = function tagClasses(selection) {
+           selection.each(function tagClassesEach(entity) {
+             var value = this.className;
 
-         function checkEntityID(id) {
-           var h = head.entities[id];
-           var b = base.entities[id];
-           if (h === b) return;
-           if (_changes[id]) return;
+             if (value.baseVal !== undefined) {
+               value = value.baseVal;
+             }
 
-           if (!h && b) {
-             _changes[id] = {
-               base: b,
-               head: h
-             };
-             _didChange.deletion = true;
-             return;
-           }
+             var t = _tags(entity);
 
-           if (h && !b) {
-             _changes[id] = {
-               base: b,
-               head: h
-             };
-             _didChange.addition = true;
-             return;
-           }
+             var computed = tagClasses.getClassesString(t, value);
 
-           if (h && b) {
-             if (h.members && b.members && !fastDeepEqual(h.members, b.members)) {
-               _changes[id] = {
-                 base: b,
-                 head: h
-               };
-               _didChange.geometry = true;
-               _didChange.properties = true;
-               return;
+             if (computed !== value) {
+               select(this).attr('class', computed);
              }
+           });
+         };
 
-             if (h.loc && b.loc && !geoVecEqual(h.loc, b.loc)) {
-               _changes[id] = {
-                 base: b,
-                 head: h
-               };
-               _didChange.geometry = true;
-             }
+         tagClasses.getClassesString = function (t, value) {
+           var primary, status;
+           var i, j, k, v; // in some situations we want to render perimeter strokes a certain way
 
-             if (h.nodes && b.nodes && !fastDeepEqual(h.nodes, b.nodes)) {
-               _changes[id] = {
-                 base: b,
-                 head: h
-               };
-               _didChange.geometry = true;
-             }
+           var overrideGeometry;
 
-             if (h.tags && b.tags && !fastDeepEqual(h.tags, b.tags)) {
-               _changes[id] = {
-                 base: b,
-                 head: h
-               };
-               _didChange.properties = true;
+           if (/\bstroke\b/.test(value)) {
+             if (!!t.barrier && t.barrier !== 'no') {
+               overrideGeometry = 'line';
              }
-           }
-         }
-
-         function load() {
-           // HOT CODE: there can be many thousands of downloaded entities, so looping
-           // through them all can become a performance bottleneck. Optimize by
-           // resolving duplicates and using a basic `for` loop
-           var ids = utilArrayUniq(Object.keys(head.entities).concat(Object.keys(base.entities)));
+           } // preserve base classes (nothing with `tag-`)
 
-           for (var i = 0; i < ids.length; i++) {
-             checkEntityID(ids[i]);
-           }
-         }
 
-         load();
+           var classes = value.trim().split(/\s+/).filter(function (klass) {
+             return klass.length && !/^tag-/.test(klass);
+           }).map(function (klass) {
+             // special overrides for some perimeter strokes
+             return klass === 'line' || klass === 'area' ? overrideGeometry || klass : klass;
+           }); // pick at most one primary classification tag..
 
-         _diff.length = function length() {
-           return Object.keys(_changes).length;
-         };
+           for (i = 0; i < primaries.length; i++) {
+             k = primaries[i];
+             v = t[k];
+             if (!v || v === 'no') continue;
 
-         _diff.changes = function changes() {
-           return _changes;
-         };
+             if (k === 'piste:type') {
+               // avoid a ':' in the class name
+               k = 'piste';
+             } else if (k === 'building:part') {
+               // avoid a ':' in the class name
+               k = 'building_part';
+             }
 
-         _diff.didChange = _didChange; // pass true to include affected relation members
+             primary = k;
 
-         _diff.extantIDs = function extantIDs(includeRelMembers) {
-           var result = new Set();
-           Object.keys(_changes).forEach(function (id) {
-             if (_changes[id].head) {
-               result.add(id);
+             if (statuses.indexOf(v) !== -1) {
+               // e.g. `railway=abandoned`
+               status = v;
+               classes.push('tag-' + k);
+             } else {
+               classes.push('tag-' + k);
+               classes.push('tag-' + k + '-' + v);
              }
 
-             var h = _changes[id].head;
-             var b = _changes[id].base;
-             var entity = h || b;
+             break;
+           }
 
-             if (includeRelMembers && entity.type === 'relation') {
-               var mh = h ? h.members.map(function (m) {
-                 return m.id;
-               }) : [];
-               var mb = b ? b.members.map(function (m) {
-                 return m.id;
-               }) : [];
-               utilArrayUnion(mh, mb).forEach(function (memberID) {
-                 if (head.hasEntity(memberID)) {
-                   result.add(memberID);
-                 }
-               });
-             }
-           });
-           return Array.from(result);
-         };
+           if (!primary) {
+             for (i = 0; i < statuses.length; i++) {
+               for (j = 0; j < primaries.length; j++) {
+                 k = statuses[i] + ':' + primaries[j]; // e.g. `demolished:building=yes`
 
-         _diff.modified = function modified() {
-           var result = [];
-           Object.values(_changes).forEach(function (change) {
-             if (change.base && change.head) {
-               result.push(change.head);
+                 v = t[k];
+                 if (!v || v === 'no') continue;
+                 status = statuses[i];
+                 break;
+               }
              }
-           });
-           return result;
-         };
+           } // add at most one status tag, only if relates to primary tag..
 
-         _diff.created = function created() {
-           var result = [];
-           Object.values(_changes).forEach(function (change) {
-             if (!change.base && change.head) {
-               result.push(change.head);
-             }
-           });
-           return result;
-         };
 
-         _diff.deleted = function deleted() {
-           var result = [];
-           Object.values(_changes).forEach(function (change) {
-             if (change.base && !change.head) {
-               result.push(change.base);
+           if (!status) {
+             for (i = 0; i < statuses.length; i++) {
+               k = statuses[i];
+               v = t[k];
+               if (!v || v === 'no') continue;
+
+               if (v === 'yes') {
+                 // e.g. `railway=rail + abandoned=yes`
+                 status = k;
+               } else if (primary && primary === v) {
+                 // e.g. `railway=rail + abandoned=railway`
+                 status = k;
+               } else if (!primary && primaries.indexOf(v) !== -1) {
+                 // e.g. `abandoned=railway`
+                 status = k;
+                 primary = v;
+                 classes.push('tag-' + v);
+               } // else ignore e.g.  `highway=path + abandoned=railway`
+
+
+               if (status) break;
              }
-           });
-           return result;
-         };
+           }
+
+           if (status) {
+             classes.push('tag-status');
+             classes.push('tag-status-' + status);
+           } // add any secondary tags
 
-         _diff.summary = function summary() {
-           var relevant = {};
-           var keys = Object.keys(_changes);
 
-           for (var i = 0; i < keys.length; i++) {
-             var change = _changes[keys[i]];
+           for (i = 0; i < secondaries.length; i++) {
+             k = secondaries[i];
+             v = t[k];
+             if (!v || v === 'no' || k === primary) continue;
+             classes.push('tag-' + k);
+             classes.push('tag-' + k + '-' + v);
+           } // For highways, look for surface tagging..
 
-             if (change.head && change.head.geometry(head) !== 'vertex') {
-               addEntity(change.head, head, change.base ? 'modified' : 'created');
-             } else if (change.base && change.base.geometry(base) !== 'vertex') {
-               addEntity(change.base, base, 'deleted');
-             } else if (change.base && change.head) {
-               // modified vertex
-               var moved = !fastDeepEqual(change.base.loc, change.head.loc);
-               var retagged = !fastDeepEqual(change.base.tags, change.head.tags);
 
-               if (moved) {
-                 addParents(change.head);
+           if (primary === 'highway' && !osmPathHighwayTagValues[t.highway] || primary === 'aeroway') {
+             var surface = t.highway === 'track' ? 'unpaved' : 'paved';
+
+             for (k in t) {
+               v = t[k];
+
+               if (k in osmPavedTags) {
+                 surface = osmPavedTags[k][v] ? 'paved' : 'unpaved';
                }
 
-               if (retagged || moved && change.head.hasInterestingTags()) {
-                 addEntity(change.head, head, 'modified');
+               if (k in osmSemipavedTags && !!osmSemipavedTags[k][v]) {
+                 surface = 'semipaved';
                }
-             } else if (change.head && change.head.hasInterestingTags()) {
-               // created vertex
-               addEntity(change.head, head, 'created');
-             } else if (change.base && change.base.hasInterestingTags()) {
-               // deleted vertex
-               addEntity(change.base, base, 'deleted');
              }
-           }
-
-           return Object.values(relevant);
 
-           function addEntity(entity, graph, changeType) {
-             relevant[entity.id] = {
-               entity: entity,
-               graph: graph,
-               changeType: changeType
-             };
-           }
+             classes.push('tag-' + surface);
+           } // If this is a wikidata-tagged item, add a class for that..
 
-           function addParents(entity) {
-             var parents = head.parentWays(entity);
 
-             for (var j = parents.length - 1; j >= 0; j--) {
-               var parent = parents[j];
+           var qid = t.wikidata || t['flag:wikidata'] || t['brand:wikidata'] || t['network:wikidata'] || t['operator:wikidata'];
 
-               if (!(parent.id in relevant)) {
-                 addEntity(parent, head, 'modified');
-               }
-             }
+           if (qid) {
+             classes.push('tag-wikidata');
            }
-         }; // returns complete set of entities that require a redraw
-         //  (optionally within given `extent`)
 
+           return classes.join(' ').trim();
+         };
 
-         _diff.complete = function complete(extent) {
-           var result = {};
-           var id, change;
+         tagClasses.tags = function (val) {
+           if (!arguments.length) return _tags;
+           _tags = val;
+           return tagClasses;
+         };
 
-           for (id in _changes) {
-             change = _changes[id];
-             var h = change.head;
-             var b = change.base;
-             var entity = h || b;
-             var i;
-             if (extent && (!h || !h.intersects(extent, head)) && (!b || !b.intersects(extent, base))) continue;
-             result[id] = h;
+         return tagClasses;
+       }
 
-             if (entity.type === 'way') {
-               var nh = h ? h.nodes : [];
-               var nb = b ? b.nodes : [];
-               var diff;
-               diff = utilArrayDifference(nh, nb);
+       // Patterns only work in Firefox when set directly on element.
+       // (This is not a bug: https://bugzilla.mozilla.org/show_bug.cgi?id=750632)
+       var patterns = {
+         // tag - pattern name
+         // -or-
+         // tag - value - pattern name
+         // -or-
+         // tag - value - rules (optional tag-values, pattern name)
+         // (matches earlier rules first, so fallback should be last entry)
+         amenity: {
+           grave_yard: 'cemetery',
+           fountain: 'water_standing'
+         },
+         landuse: {
+           cemetery: [{
+             religion: 'christian',
+             pattern: 'cemetery_christian'
+           }, {
+             religion: 'buddhist',
+             pattern: 'cemetery_buddhist'
+           }, {
+             religion: 'muslim',
+             pattern: 'cemetery_muslim'
+           }, {
+             religion: 'jewish',
+             pattern: 'cemetery_jewish'
+           }, {
+             pattern: 'cemetery'
+           }],
+           construction: 'construction',
+           farmland: 'farmland',
+           farmyard: 'farmyard',
+           forest: [{
+             leaf_type: 'broadleaved',
+             pattern: 'forest_broadleaved'
+           }, {
+             leaf_type: 'needleleaved',
+             pattern: 'forest_needleleaved'
+           }, {
+             leaf_type: 'leafless',
+             pattern: 'forest_leafless'
+           }, {
+             pattern: 'forest'
+           } // same as 'leaf_type:mixed'
+           ],
+           grave_yard: 'cemetery',
+           grass: [{
+             golf: 'green',
+             pattern: 'golf_green'
+           }, {
+             pattern: 'grass'
+           }],
+           landfill: 'landfill',
+           meadow: 'meadow',
+           military: 'construction',
+           orchard: 'orchard',
+           quarry: 'quarry',
+           vineyard: 'vineyard'
+         },
+         natural: {
+           beach: 'beach',
+           grassland: 'grass',
+           sand: 'beach',
+           scrub: 'scrub',
+           water: [{
+             water: 'pond',
+             pattern: 'pond'
+           }, {
+             water: 'reservoir',
+             pattern: 'water_standing'
+           }, {
+             pattern: 'waves'
+           }],
+           wetland: [{
+             wetland: 'marsh',
+             pattern: 'wetland_marsh'
+           }, {
+             wetland: 'swamp',
+             pattern: 'wetland_swamp'
+           }, {
+             wetland: 'bog',
+             pattern: 'wetland_bog'
+           }, {
+             wetland: 'reedbed',
+             pattern: 'wetland_reedbed'
+           }, {
+             pattern: 'wetland'
+           }],
+           wood: [{
+             leaf_type: 'broadleaved',
+             pattern: 'forest_broadleaved'
+           }, {
+             leaf_type: 'needleleaved',
+             pattern: 'forest_needleleaved'
+           }, {
+             leaf_type: 'leafless',
+             pattern: 'forest_leafless'
+           }, {
+             pattern: 'forest'
+           } // same as 'leaf_type:mixed'
+           ]
+         },
+         traffic_calming: {
+           island: [{
+             surface: 'grass',
+             pattern: 'grass'
+           }],
+           chicane: [{
+             surface: 'grass',
+             pattern: 'grass'
+           }],
+           choker: [{
+             surface: 'grass',
+             pattern: 'grass'
+           }]
+         }
+       };
+       function svgTagPattern(tags) {
+         // Skip pattern filling if this is a building (buildings don't get patterns applied)
+         if (tags.building && tags.building !== 'no') {
+           return null;
+         }
 
-               for (i = 0; i < diff.length; i++) {
-                 result[diff[i]] = head.hasEntity(diff[i]);
-               }
+         for (var tag in patterns) {
+           var entityValue = tags[tag];
+           if (!entityValue) continue;
 
-               diff = utilArrayDifference(nb, nh);
+           if (typeof patterns[tag] === 'string') {
+             // extra short syntax (just tag) - pattern name
+             return 'pattern-' + patterns[tag];
+           } else {
+             var values = patterns[tag];
 
-               for (i = 0; i < diff.length; i++) {
-                 result[diff[i]] = head.hasEntity(diff[i]);
-               }
-             }
+             for (var value in values) {
+               if (entityValue !== value) continue;
+               var rules = values[value];
 
-             if (entity.type === 'relation' && entity.isMultipolygon()) {
-               var mh = h ? h.members.map(function (m) {
-                 return m.id;
-               }) : [];
-               var mb = b ? b.members.map(function (m) {
-                 return m.id;
-               }) : [];
-               var ids = utilArrayUnion(mh, mb);
+               if (typeof rules === 'string') {
+                 // short syntax - pattern name
+                 return 'pattern-' + rules;
+               } // long syntax - rule array
 
-               for (i = 0; i < ids.length; i++) {
-                 var member = head.hasEntity(ids[i]);
-                 if (!member) continue; // not downloaded
 
-                 if (extent && !member.intersects(extent, head)) continue; // not visible
+               for (var ruleKey in rules) {
+                 var rule = rules[ruleKey];
+                 var pass = true;
 
-                 result[ids[i]] = member;
+                 for (var criterion in rule) {
+                   if (criterion !== 'pattern') {
+                     // reserved for pattern name
+                     // The only rule is a required tag-value pair
+                     var v = tags[criterion];
+
+                     if (!v || v !== rule[criterion]) {
+                       pass = false;
+                       break;
+                     }
+                   }
+                 }
+
+                 if (pass) {
+                   return 'pattern-' + rule.pattern;
+                 }
                }
              }
-
-             addParents(head.parentWays(entity), result);
-             addParents(head.parentRelations(entity), result);
            }
+         }
 
-           return result;
+         return null;
+       }
 
-           function addParents(parents, result) {
-             for (var i = 0; i < parents.length; i++) {
-               var parent = parents[i];
-               if (parent.id in result) continue;
-               result[parent.id] = parent;
-               addParents(head.parentRelations(parent), result);
-             }
+       function svgAreas(projection, context) {
+         function getPatternStyle(tags) {
+           var imageID = svgTagPattern(tags);
+
+           if (imageID) {
+             return 'url("#ideditor-' + imageID + '")';
            }
-         };
 
-         return _diff;
-       }
+           return '';
+         }
 
-       function coreTree(head) {
-         // tree for entities
-         var _rtree = new RBush();
+         function drawTargets(selection, graph, entities, filter) {
+           var targetClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
+           var nopeClass = context.getDebug('target') ? 'red ' : 'nocolor ';
+           var getPath = svgPath(projection).geojson;
+           var activeID = context.activeID();
+           var base = context.history().base(); // The targets and nopes will be MultiLineString sub-segments of the ways
 
-         var _bboxes = {}; // maintain a separate tree for granular way segments
+           var data = {
+             targets: [],
+             nopes: []
+           };
+           entities.forEach(function (way) {
+             var features = svgSegmentWay(way, graph, activeID);
+             data.targets.push.apply(data.targets, features.passive);
+             data.nopes.push.apply(data.nopes, features.active);
+           }); // Targets allow hover and vertex snapping
 
-         var _segmentsRTree = new RBush();
+           var targetData = data.targets.filter(getPath);
+           var targets = selection.selectAll('.area.target-allowed').filter(function (d) {
+             return filter(d.properties.entity);
+           }).data(targetData, function key(d) {
+             return d.id;
+           }); // exit
 
-         var _segmentsBBoxes = {};
-         var _segmentsByWayId = {};
-         var tree = {};
+           targets.exit().remove();
 
-         function entityBBox(entity) {
-           var bbox = entity.extent(head).bbox();
-           bbox.id = entity.id;
-           _bboxes[entity.id] = bbox;
-           return bbox;
-         }
+           var segmentWasEdited = function segmentWasEdited(d) {
+             var wayID = d.properties.entity.id; // if the whole line was edited, don't draw segment changes
 
-         function segmentBBox(segment) {
-           var extent = segment.extent(head); // extent can be null if the node entities aren't in the graph for some reason
+             if (!base.entities[wayID] || !fastDeepEqual(graph.entities[wayID].nodes, base.entities[wayID].nodes)) {
+               return false;
+             }
 
-           if (!extent) return null;
-           var bbox = extent.bbox();
-           bbox.segment = segment;
-           _segmentsBBoxes[segment.id] = bbox;
-           return bbox;
-         }
+             return d.properties.nodes.some(function (n) {
+               return !base.entities[n.id] || !fastDeepEqual(graph.entities[n.id].loc, base.entities[n.id].loc);
+             });
+           }; // enter/update
 
-         function removeEntity(entity) {
-           _rtree.remove(_bboxes[entity.id]);
 
-           delete _bboxes[entity.id];
+           targets.enter().append('path').merge(targets).attr('d', getPath).attr('class', function (d) {
+             return 'way area target target-allowed ' + targetClass + d.id;
+           }).classed('segment-edited', segmentWasEdited); // NOPE
 
-           if (_segmentsByWayId[entity.id]) {
-             _segmentsByWayId[entity.id].forEach(function (segment) {
-               _segmentsRTree.remove(_segmentsBBoxes[segment.id]);
+           var nopeData = data.nopes.filter(getPath);
+           var nopes = selection.selectAll('.area.target-nope').filter(function (d) {
+             return filter(d.properties.entity);
+           }).data(nopeData, function key(d) {
+             return d.id;
+           }); // exit
 
-               delete _segmentsBBoxes[segment.id];
-             });
+           nopes.exit().remove(); // enter/update
 
-             delete _segmentsByWayId[entity.id];
-           }
+           nopes.enter().append('path').merge(nopes).attr('d', getPath).attr('class', function (d) {
+             return 'way area target target-nope ' + nopeClass + d.id;
+           }).classed('segment-edited', segmentWasEdited);
          }
 
-         function loadEntities(entities) {
-           _rtree.load(entities.map(entityBBox));
+         function drawAreas(selection, graph, entities, filter) {
+           var path = svgPath(projection, graph, true);
+           var areas = {};
+           var multipolygon;
+           var base = context.history().base();
 
-           var segments = [];
-           entities.forEach(function (entity) {
-             if (entity.segments) {
-               var entitySegments = entity.segments(head); // cache these to make them easy to remove later
+           for (var i = 0; i < entities.length; i++) {
+             var entity = entities[i];
+             if (entity.geometry(graph) !== 'area') continue;
+             multipolygon = osmIsOldMultipolygonOuterMember(entity, graph);
 
-               _segmentsByWayId[entity.id] = entitySegments;
-               segments = segments.concat(entitySegments);
+             if (multipolygon) {
+               areas[multipolygon.id] = {
+                 entity: multipolygon.mergeTags(entity.tags),
+                 area: Math.abs(entity.area(graph))
+               };
+             } else if (!areas[entity.id]) {
+               areas[entity.id] = {
+                 entity: entity,
+                 area: Math.abs(entity.area(graph))
+               };
              }
+           }
+
+           var fills = Object.values(areas).filter(function hasPath(a) {
+             return path(a.entity);
            });
-           if (segments.length) _segmentsRTree.load(segments.map(segmentBBox).filter(Boolean));
-         }
+           fills.sort(function areaSort(a, b) {
+             return b.area - a.area;
+           });
+           fills = fills.map(function (a) {
+             return a.entity;
+           });
+           var strokes = fills.filter(function (area) {
+             return area.type === 'way';
+           });
+           var data = {
+             clip: fills,
+             shadow: strokes,
+             stroke: strokes,
+             fill: fills
+           };
+           var clipPaths = context.surface().selectAll('defs').selectAll('.clipPath-osm').filter(filter).data(data.clip, osmEntity.key);
+           clipPaths.exit().remove();
+           var clipPathsEnter = clipPaths.enter().append('clipPath').attr('class', 'clipPath-osm').attr('id', function (entity) {
+             return 'ideditor-' + entity.id + '-clippath';
+           });
+           clipPathsEnter.append('path');
+           clipPaths.merge(clipPathsEnter).selectAll('path').attr('d', path);
+           var drawLayer = selection.selectAll('.layer-osm.areas');
+           var touchLayer = selection.selectAll('.layer-touch.areas'); // Draw areas..
 
-         function updateParents(entity, insertions, memo) {
-           head.parentWays(entity).forEach(function (way) {
-             if (_bboxes[way.id]) {
-               removeEntity(way);
-               insertions[way.id] = way;
+           var areagroup = drawLayer.selectAll('g.areagroup').data(['fill', 'shadow', 'stroke']);
+           areagroup = areagroup.enter().append('g').attr('class', function (d) {
+             return 'areagroup area-' + d;
+           }).merge(areagroup);
+           var paths = areagroup.selectAll('path').filter(filter).data(function (layer) {
+             return data[layer];
+           }, osmEntity.key);
+           paths.exit().remove();
+           var fillpaths = selection.selectAll('.area-fill path.area').nodes();
+           var bisect = d3_bisector(function (node) {
+             return -node.__data__.area(graph);
+           }).left;
+
+           function sortedByArea(entity) {
+             if (this._parent.__data__ === 'fill') {
+               return fillpaths[bisect(fillpaths, -entity.area(graph))];
              }
+           }
 
-             updateParents(way, insertions, memo);
-           });
-           head.parentRelations(entity).forEach(function (relation) {
-             if (memo[entity.id]) return;
-             memo[entity.id] = true;
+           paths = paths.enter().insert('path', sortedByArea).merge(paths).each(function (entity) {
+             var layer = this.parentNode.__data__;
+             this.setAttribute('class', entity.type + ' area ' + layer + ' ' + entity.id);
 
-             if (_bboxes[relation.id]) {
-               removeEntity(relation);
-               insertions[relation.id] = relation;
+             if (layer === 'fill') {
+               this.setAttribute('clip-path', 'url(#ideditor-' + entity.id + '-clippath)');
+               this.style.fill = this.style.stroke = getPatternStyle(entity.tags);
              }
+           }).classed('added', function (d) {
+             return !base.entities[d.id];
+           }).classed('geometry-edited', function (d) {
+             return graph.entities[d.id] && base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].nodes, base.entities[d.id].nodes);
+           }).classed('retagged', function (d) {
+             return graph.entities[d.id] && base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].tags, base.entities[d.id].tags);
+           }).call(svgTagClasses()).attr('d', path); // Draw touch targets..
 
-             updateParents(relation, insertions, memo);
-           });
+           touchLayer.call(drawTargets, graph, data.stroke, filter);
          }
 
-         tree.rebase = function (entities, force) {
-           var insertions = {};
+         return drawAreas;
+       }
 
-           for (var i = 0; i < entities.length; i++) {
-             var entity = entities[i];
-             if (!entity.visible) continue;
+       var fastJsonStableStringify = function fastJsonStableStringify(data, opts) {
+         if (!opts) opts = {};
+         if (typeof opts === 'function') opts = {
+           cmp: opts
+         };
+         var cycles = typeof opts.cycles === 'boolean' ? opts.cycles : false;
+
+         var cmp = opts.cmp && function (f) {
+           return function (node) {
+             return function (a, b) {
+               var aobj = {
+                 key: a,
+                 value: node[a]
+               };
+               var bobj = {
+                 key: b,
+                 value: node[b]
+               };
+               return f(aobj, bobj);
+             };
+           };
+         }(opts.cmp);
+
+         var seen = [];
+         return function stringify(node) {
+           if (node && node.toJSON && typeof node.toJSON === 'function') {
+             node = node.toJSON();
+           }
+
+           if (node === undefined) return;
+           if (typeof node == 'number') return isFinite(node) ? '' + node : 'null';
+           if (_typeof(node) !== 'object') return JSON.stringify(node);
+           var i, out;
+
+           if (Array.isArray(node)) {
+             out = '[';
 
-             if (head.entities.hasOwnProperty(entity.id) || _bboxes[entity.id]) {
-               if (!force) {
-                 continue;
-               } else if (_bboxes[entity.id]) {
-                 removeEntity(entity);
-               }
+             for (i = 0; i < node.length; i++) {
+               if (i) out += ',';
+               out += stringify(node[i]) || 'null';
              }
 
-             insertions[entity.id] = entity;
-             updateParents(entity, insertions, {});
+             return out + ']';
            }
 
-           loadEntities(Object.values(insertions));
-           return tree;
-         };
-
-         function updateToGraph(graph) {
-           if (graph === head) return;
-           var diff = coreDifference(head, graph);
-           head = graph;
-           var changed = diff.didChange;
-           if (!changed.addition && !changed.deletion && !changed.geometry) return;
-           var insertions = {};
+           if (node === null) return 'null';
 
-           if (changed.deletion) {
-             diff.deleted().forEach(function (entity) {
-               removeEntity(entity);
-             });
+           if (seen.indexOf(node) !== -1) {
+             if (cycles) return JSON.stringify('__cycle__');
+             throw new TypeError('Converting circular structure to JSON');
            }
 
-           if (changed.geometry) {
-             diff.modified().forEach(function (entity) {
-               removeEntity(entity);
-               insertions[entity.id] = entity;
-               updateParents(entity, insertions, {});
-             });
-           }
+           var seenIndex = seen.push(node) - 1;
+           var keys = Object.keys(node).sort(cmp && cmp(node));
+           out = '';
 
-           if (changed.addition) {
-             diff.created().forEach(function (entity) {
-               insertions[entity.id] = entity;
-             });
+           for (i = 0; i < keys.length; i++) {
+             var key = keys[i];
+             var value = stringify(node[key]);
+             if (!value) continue;
+             if (out) out += ',';
+             out += JSON.stringify(key) + ':' + value;
            }
 
-           loadEntities(Object.values(insertions));
-         } // returns an array of entities with bounding boxes overlapping `extent` for the given `graph`
+           seen.splice(seenIndex, 1);
+           return '{' + out + '}';
+         }(data);
+       };
 
+       var $$1 = _export;
+       var $entries = objectToArray.entries;
 
-         tree.intersects = function (extent, graph) {
-           updateToGraph(graph);
-           return _rtree.search(extent.bbox()).map(function (bbox) {
-             return graph.entity(bbox.id);
-           });
-         }; // returns an array of segment objects with bounding boxes overlapping `extent` for the given `graph`
+       // `Object.entries` method
+       // https://tc39.es/ecma262/#sec-object.entries
+       $$1({ target: 'Object', stat: true }, {
+         entries: function entries(O) {
+           return $entries(O);
+         }
+       });
 
+       var _marked = /*#__PURE__*/regeneratorRuntime.mark(gpxGen),
+           _marked3 = /*#__PURE__*/regeneratorRuntime.mark(kmlGen);
 
-         tree.waySegments = function (extent, graph) {
-           updateToGraph(graph);
-           return _segmentsRTree.search(extent.bbox()).map(function (bbox) {
-             return bbox.segment;
-           });
-         };
+       // cast array x into numbers
+       // get the content of a text node, if any
+       function nodeVal(x) {
+         if (x && x.normalize) {
+           x.normalize();
+         }
 
-         return tree;
-       }
+         return x && x.textContent || "";
+       } // one Y child of X, if any, otherwise null
 
-       function uiModal(selection, blocking) {
-         var _this = this;
 
-         var keybinding = utilKeybinding('modal');
-         var previous = selection.select('div.modal');
-         var animate = previous.empty();
-         previous.transition().duration(200).style('opacity', 0).remove();
-         var shaded = selection.append('div').attr('class', 'shaded').style('opacity', 0);
+       function get1(x, y) {
+         var n = x.getElementsByTagName(y);
+         return n.length ? n[0] : null;
+       }
 
-         shaded.close = function () {
-           shaded.transition().duration(200).style('opacity', 0).remove();
-           modal.transition().duration(200).style('top', '0px');
-           select(document).call(keybinding.unbind);
-         };
+       function getLineStyle(extensions) {
+         var style = {};
 
-         var modal = shaded.append('div').attr('class', 'modal fillL');
-         modal.append('input').attr('class', 'keytrap keytrap-first').on('focus.keytrap', moveFocusToLast);
+         if (extensions) {
+           var lineStyle = get1(extensions, "line");
 
-         if (!blocking) {
-           shaded.on('click.remove-modal', function (d3_event) {
-             if (d3_event.target === _this) {
-               shaded.close();
-             }
-           });
-           modal.append('button').attr('class', 'close').on('click', shaded.close).call(svgIcon('#iD-icon-close'));
-           keybinding.on('⌫', shaded.close).on('⎋', shaded.close);
-           select(document).call(keybinding);
+           if (lineStyle) {
+             var color = nodeVal(get1(lineStyle, "color")),
+                 opacity = parseFloat(nodeVal(get1(lineStyle, "opacity"))),
+                 width = parseFloat(nodeVal(get1(lineStyle, "width")));
+             if (color) style.stroke = color;
+             if (!isNaN(opacity)) style["stroke-opacity"] = opacity; // GPX width is in mm, convert to px with 96 px per inch
+
+             if (!isNaN(width)) style["stroke-width"] = width * 96 / 25.4;
+           }
          }
 
-         modal.append('div').attr('class', 'content');
-         modal.append('input').attr('class', 'keytrap keytrap-last').on('focus.keytrap', moveFocusToFirst);
+         return style;
+       } // get the contents of multiple text nodes, if present
 
-         if (animate) {
-           shaded.transition().style('opacity', 1);
-         } else {
-           shaded.style('opacity', 1);
+
+       function getMulti(x, ys) {
+         var o = {};
+         var n;
+         var k;
+
+         for (k = 0; k < ys.length; k++) {
+           n = get1(x, ys[k]);
+           if (n) o[ys[k]] = nodeVal(n);
          }
 
-         return shaded;
+         return o;
+       }
 
-         function moveFocusToFirst() {
-           var node = modal // there are additional rules about what's focusable, but this suits our purposes
-           .select('a, button, input:not(.keytrap), select, textarea').node();
+       function getProperties$1(node) {
+         var prop = getMulti(node, ["name", "cmt", "desc", "type", "time", "keywords"]); // Parse additional data from our Garmin extension(s)
 
-           if (node) {
-             node.focus();
-           } else {
-             select(this).node().blur();
+         var extensions = node.getElementsByTagNameNS("http://www.garmin.com/xmlschemas/GpxExtensions/v3", "*");
+
+         for (var i = 0; i < extensions.length; i++) {
+           var extension = extensions[i]; // Ignore nested extensions, like those on routepoints or trackpoints
+
+           if (extension.parentNode.parentNode === node) {
+             prop[extension.tagName.replace(":", "_")] = nodeVal(extension);
            }
          }
 
-         function moveFocusToLast() {
-           var nodes = modal.selectAll('a, button, input:not(.keytrap), select, textarea').nodes();
+         var links = node.getElementsByTagName("link");
+         if (links.length) prop.links = [];
 
-           if (nodes.length) {
-             nodes[nodes.length - 1].focus();
-           } else {
-             select(this).node().blur();
-           }
+         for (var _i = 0; _i < links.length; _i++) {
+           prop.links.push(Object.assign({
+             href: links[_i].getAttribute("href")
+           }, getMulti(links[_i], ["text", "type"])));
          }
+
+         return prop;
        }
 
-       function uiLoading(context) {
-         var _modalSelection = select(null);
+       function coordPair$1(x) {
+         var ll = [parseFloat(x.getAttribute("lon")), parseFloat(x.getAttribute("lat"))];
+         var ele = get1(x, "ele"); // handle namespaced attribute in browser
 
-         var _message = '';
-         var _blocking = false;
+         var heart = get1(x, "gpxtpx:hr") || get1(x, "hr");
+         var time = get1(x, "time");
+         var e;
 
-         var loading = function loading(selection) {
-           _modalSelection = uiModal(selection, _blocking);
+         if (ele) {
+           e = parseFloat(nodeVal(ele));
 
-           var loadertext = _modalSelection.select('.content').classed('loading-modal', true).append('div').attr('class', 'modal-section fillL');
+           if (!isNaN(e)) {
+             ll.push(e);
+           }
+         }
 
-           loadertext.append('img').attr('class', 'loader').attr('src', context.imagePath('loader-white.gif'));
-           loadertext.append('h3').html(_message);
+         var result = {
+           coordinates: ll,
+           time: time ? nodeVal(time) : null,
+           extendedValues: []
+         };
 
-           _modalSelection.select('button.close').attr('class', 'hide');
+         if (heart) {
+           result.extendedValues.push(["heart", parseFloat(nodeVal(heart))]);
+         }
 
-           return loading;
-         };
+         var extensions = get1(x, "extensions");
 
-         loading.message = function (val) {
-           if (!arguments.length) return _message;
-           _message = val;
-           return loading;
-         };
+         if (extensions !== null) {
+           for (var _i2 = 0, _arr = ["speed", "course", "hAcc", "vAcc"]; _i2 < _arr.length; _i2++) {
+             var name = _arr[_i2];
+             var v = parseFloat(nodeVal(get1(extensions, name)));
 
-         loading.blocking = function (val) {
-           if (!arguments.length) return _blocking;
-           _blocking = val;
-           return loading;
-         };
+             if (!isNaN(v)) {
+               result.extendedValues.push([name, v]);
+             }
+           }
+         }
 
-         loading.close = function () {
-           _modalSelection.remove();
-         };
+         return result;
+       }
 
-         loading.isShown = function () {
-           return _modalSelection && !_modalSelection.empty() && _modalSelection.node().parentNode;
+       function getRoute(node) {
+         var line = getPoints$1(node, "rtept");
+         if (!line) return;
+         return {
+           type: "Feature",
+           properties: Object.assign(getProperties$1(node), getLineStyle(get1(node, "extensions")), {
+             _gpxType: "rte"
+           }),
+           geometry: {
+             type: "LineString",
+             coordinates: line.line
+           }
          };
-
-         return loading;
        }
 
-       function coreHistory(context) {
-         var dispatch$1 = dispatch('reset', 'change', 'merge', 'restore', 'undone', 'redone');
+       function getPoints$1(node, pointname) {
+         var pts = node.getElementsByTagName(pointname);
+         if (pts.length < 2) return; // Invalid line in GeoJSON
 
-         var _lock = utilSessionMutex('lock'); // restorable if iD not open in another window/tab and a saved history exists in localStorage
+         var line = [];
+         var times = [];
+         var extendedValues = {};
 
+         for (var i = 0; i < pts.length; i++) {
+           var c = coordPair$1(pts[i]);
+           line.push(c.coordinates);
+           if (c.time) times.push(c.time);
 
-         var _hasUnresolvedRestorableChanges = _lock.lock() && !!corePreferences(getKey('saved_history'));
+           for (var j = 0; j < c.extendedValues.length; j++) {
+             var _c$extendedValues$j = _slicedToArray(c.extendedValues[j], 2),
+                 name = _c$extendedValues$j[0],
+                 val = _c$extendedValues$j[1];
 
-         var duration = 150;
-         var _imageryUsed = [];
-         var _photoOverlaysUsed = [];
-         var _checkpoints = {};
+             var plural = name === "heart" ? name : name + "s";
 
-         var _pausedGraph;
+             if (!extendedValues[plural]) {
+               extendedValues[plural] = Array(pts.length).fill(null);
+             }
 
-         var _stack;
+             extendedValues[plural][i] = val;
+           }
+         }
 
-         var _index;
+         return {
+           line: line,
+           times: times,
+           extendedValues: extendedValues
+         };
+       }
 
-         var _tree; // internal _act, accepts list of actions and eased time
+       function getTrack(node) {
+         var segments = node.getElementsByTagName("trkseg");
+         var track = [];
+         var times = [];
+         var extractedLines = [];
 
+         for (var i = 0; i < segments.length; i++) {
+           var line = getPoints$1(segments[i], "trkpt");
 
-         function _act(actions, t) {
-           actions = Array.prototype.slice.call(actions);
-           var annotation;
+           if (line) {
+             extractedLines.push(line);
+             if (line.times && line.times.length) times.push(line.times);
+           }
+         }
 
-           if (typeof actions[actions.length - 1] !== 'function') {
-             annotation = actions.pop();
+         if (extractedLines.length === 0) return;
+         var multi = extractedLines.length > 1;
+         var properties = Object.assign(getProperties$1(node), getLineStyle(get1(node, "extensions")), {
+           _gpxType: "trk"
+         }, times.length ? {
+           coordinateProperties: {
+             times: multi ? times : times[0]
            }
+         } : {});
 
-           var graph = _stack[_index].graph;
+         for (var _i3 = 0; _i3 < extractedLines.length; _i3++) {
+           var _line = extractedLines[_i3];
+           track.push(_line.line);
 
-           for (var i = 0; i < actions.length; i++) {
-             graph = actions[i](graph, t);
-           }
+           for (var _i4 = 0, _Object$entries = Object.entries(_line.extendedValues); _i4 < _Object$entries.length; _i4++) {
+             var _Object$entries$_i = _slicedToArray(_Object$entries[_i4], 2),
+                 name = _Object$entries$_i[0],
+                 val = _Object$entries$_i[1];
 
-           return {
-             graph: graph,
-             annotation: annotation,
-             imageryUsed: _imageryUsed,
-             photoOverlaysUsed: _photoOverlaysUsed,
-             transform: context.projection.transform(),
-             selectedIDs: context.selectedIDs()
-           };
-         } // internal _perform with eased time
+             var props = properties;
 
+             if (name === "heart") {
+               if (!properties.coordinateProperties) {
+                 properties.coordinateProperties = {};
+               }
 
-         function _perform(args, t) {
-           var previous = _stack[_index].graph;
-           _stack = _stack.slice(0, _index + 1);
+               props = properties.coordinateProperties;
+             }
 
-           var actionResult = _act(args, t);
+             if (multi) {
+               if (!props[name]) props[name] = extractedLines.map(function (line) {
+                 return new Array(line.line.length).fill(null);
+               });
+               props[name][_i3] = val;
+             } else {
+               props[name] = val;
+             }
+           }
+         }
 
-           _stack.push(actionResult);
+         return {
+           type: "Feature",
+           properties: properties,
+           geometry: multi ? {
+             type: "MultiLineString",
+             coordinates: track
+           } : {
+             type: "LineString",
+             coordinates: track[0]
+           }
+         };
+       }
 
-           _index++;
-           return change(previous);
-         } // internal _replace with eased time
+       function getPoint(node) {
+         return {
+           type: "Feature",
+           properties: Object.assign(getProperties$1(node), getMulti(node, ["sym"])),
+           geometry: {
+             type: "Point",
+             coordinates: coordPair$1(node).coordinates
+           }
+         };
+       }
 
+       function gpxGen(doc) {
+         var tracks, routes, waypoints, i, feature, _i5, _feature, _i6;
 
-         function _replace(args, t) {
-           var previous = _stack[_index].graph; // assert(_index == _stack.length - 1)
+         return regeneratorRuntime.wrap(function gpxGen$(_context) {
+           while (1) {
+             switch (_context.prev = _context.next) {
+               case 0:
+                 tracks = doc.getElementsByTagName("trk");
+                 routes = doc.getElementsByTagName("rte");
+                 waypoints = doc.getElementsByTagName("wpt");
+                 i = 0;
 
-           var actionResult = _act(args, t);
+               case 4:
+                 if (!(i < tracks.length)) {
+                   _context.next = 12;
+                   break;
+                 }
 
-           _stack[_index] = actionResult;
-           return change(previous);
-         } // internal _overwrite with eased time
+                 feature = getTrack(tracks[i]);
 
+                 if (!feature) {
+                   _context.next = 9;
+                   break;
+                 }
 
-         function _overwrite(args, t) {
-           var previous = _stack[_index].graph;
+                 _context.next = 9;
+                 return feature;
 
-           if (_index > 0) {
-             _index--;
+               case 9:
+                 i++;
+                 _context.next = 4;
+                 break;
 
-             _stack.pop();
-           }
+               case 12:
+                 _i5 = 0;
 
-           _stack = _stack.slice(0, _index + 1);
+               case 13:
+                 if (!(_i5 < routes.length)) {
+                   _context.next = 21;
+                   break;
+                 }
 
-           var actionResult = _act(args, t);
+                 _feature = getRoute(routes[_i5]);
 
-           _stack.push(actionResult);
+                 if (!_feature) {
+                   _context.next = 18;
+                   break;
+                 }
 
-           _index++;
-           return change(previous);
-         } // determine difference and dispatch a change event
+                 _context.next = 18;
+                 return _feature;
+
+               case 18:
+                 _i5++;
+                 _context.next = 13;
+                 break;
 
+               case 21:
+                 _i6 = 0;
 
-         function change(previous) {
-           var difference = coreDifference(previous, history.graph());
+               case 22:
+                 if (!(_i6 < waypoints.length)) {
+                   _context.next = 28;
+                   break;
+                 }
 
-           if (!_pausedGraph) {
-             dispatch$1.call('change', this, difference);
+                 _context.next = 25;
+                 return getPoint(waypoints[_i6]);
+
+               case 25:
+                 _i6++;
+                 _context.next = 22;
+                 break;
+
+               case 28:
+               case "end":
+                 return _context.stop();
+             }
            }
+         }, _marked);
+       }
 
-           return difference;
-         } // iD uses namespaced keys so multiple installations do not conflict
+       function gpx(doc) {
+         return {
+           type: "FeatureCollection",
+           features: Array.from(gpxGen(doc))
+         };
+       }
 
+       var removeSpace = /\s*/g;
+       var trimSpace = /^\s*|\s*$/g;
+       var splitSpace = /\s+/; // generate a short, numeric hash of a string
 
-         function getKey(n) {
-           return 'iD_' + window.location.origin + '_' + n;
-         }
+       function okhash(x) {
+         if (!x || !x.length) return 0;
+         var h = 0;
 
-         var history = {
-           graph: function graph() {
-             return _stack[_index].graph;
-           },
-           tree: function tree() {
-             return _tree;
-           },
-           base: function base() {
-             return _stack[0].graph;
-           },
-           merge: function merge(entities
-           /*, extent*/
-           ) {
-             var stack = _stack.map(function (state) {
-               return state.graph;
-             });
+         for (var i = 0; i < x.length; i++) {
+           h = (h << 5) - h + x.charCodeAt(i) | 0;
+         }
 
-             _stack[0].graph.rebase(entities, stack, false);
+         return h;
+       } // get one coordinate from a coordinate array, if any
 
-             _tree.rebase(entities, false);
 
-             dispatch$1.call('merge', this, entities);
-           },
-           perform: function perform() {
-             // complete any transition already in progress
-             select(document).interrupt('history.perform');
-             var transitionable = false;
-             var action0 = arguments[0];
+       function coord1(v) {
+         return v.replace(removeSpace, "").split(",").map(parseFloat);
+       } // get all coordinates from a coordinate array as [[],[]]
 
-             if (arguments.length === 1 || arguments.length === 2 && typeof arguments[1] !== 'function') {
-               transitionable = !!action0.transitionable;
-             }
 
-             if (transitionable) {
-               var origArguments = arguments;
-               select(document).transition('history.perform').duration(duration).ease(linear$1).tween('history.tween', function () {
-                 return function (t) {
-                   if (t < 1) _overwrite([action0], t);
-                 };
-               }).on('start', function () {
-                 _perform([action0], 0);
-               }).on('end interrupt', function () {
-                 _overwrite(origArguments, 1);
-               });
-             } else {
-               return _perform(arguments);
-             }
-           },
-           replace: function replace() {
-             select(document).interrupt('history.perform');
-             return _replace(arguments, 1);
-           },
-           // Same as calling pop and then perform
-           overwrite: function overwrite() {
-             select(document).interrupt('history.perform');
-             return _overwrite(arguments, 1);
-           },
-           pop: function pop(n) {
-             select(document).interrupt('history.perform');
-             var previous = _stack[_index].graph;
+       function coord(v) {
+         return v.replace(trimSpace, "").split(splitSpace).map(coord1);
+       }
 
-             if (isNaN(+n) || +n < 0) {
-               n = 1;
-             }
+       function xml2str(node) {
+         if (node.xml !== undefined) return node.xml;
 
-             while (n-- > 0 && _index > 0) {
-               _index--;
+         if (node.tagName) {
+           var output = node.tagName;
 
-               _stack.pop();
-             }
+           for (var i = 0; i < node.attributes.length; i++) {
+             output += node.attributes[i].name + node.attributes[i].value;
+           }
 
-             return change(previous);
-           },
-           // Back to the previous annotated state or _index = 0.
-           undo: function undo() {
-             select(document).interrupt('history.perform');
-             var previousStack = _stack[_index];
-             var previous = previousStack.graph;
+           for (var _i9 = 0; _i9 < node.childNodes.length; _i9++) {
+             output += xml2str(node.childNodes[_i9]);
+           }
 
-             while (_index > 0) {
-               _index--;
-               if (_stack[_index].annotation) break;
-             }
+           return output;
+         }
 
-             dispatch$1.call('undone', this, _stack[_index], previousStack);
-             return change(previous);
-           },
-           // Forward to the next annotated state.
-           redo: function redo() {
-             select(document).interrupt('history.perform');
-             var previousStack = _stack[_index];
-             var previous = previousStack.graph;
-             var tryIndex = _index;
+         if (node.nodeName === "#text") {
+           return (node.nodeValue || node.value || "").trim();
+         }
 
-             while (tryIndex < _stack.length - 1) {
-               tryIndex++;
+         if (node.nodeName === "#cdata-section") {
+           return node.nodeValue;
+         }
 
-               if (_stack[tryIndex].annotation) {
-                 _index = tryIndex;
-                 dispatch$1.call('redone', this, _stack[_index], previousStack);
-                 break;
-               }
-             }
+         return "";
+       }
 
-             return change(previous);
-           },
-           pauseChangeDispatch: function pauseChangeDispatch() {
-             if (!_pausedGraph) {
-               _pausedGraph = _stack[_index].graph;
-             }
-           },
-           resumeChangeDispatch: function resumeChangeDispatch() {
-             if (_pausedGraph) {
-               var previous = _pausedGraph;
-               _pausedGraph = null;
-               return change(previous);
-             }
-           },
-           undoAnnotation: function undoAnnotation() {
-             var i = _index;
+       var geotypes = ["Polygon", "LineString", "Point", "Track", "gx:Track"];
 
-             while (i >= 0) {
-               if (_stack[i].annotation) return _stack[i].annotation;
-               i--;
-             }
-           },
-           redoAnnotation: function redoAnnotation() {
-             var i = _index + 1;
+       function kmlColor(properties, elem, prefix) {
+         var v = nodeVal(get1(elem, "color")) || "";
+         var colorProp = prefix == "stroke" || prefix === "fill" ? prefix : prefix + "-color";
 
-             while (i <= _stack.length - 1) {
-               if (_stack[i].annotation) return _stack[i].annotation;
-               i++;
-             }
-           },
-           // Returns the entities from the active graph with bounding boxes
-           // overlapping the given `extent`.
-           intersects: function intersects(extent) {
-             return _tree.intersects(extent, _stack[_index].graph);
-           },
-           difference: function difference() {
-             var base = _stack[0].graph;
-             var head = _stack[_index].graph;
-             return coreDifference(base, head);
-           },
-           changes: function changes(action) {
-             var base = _stack[0].graph;
-             var head = _stack[_index].graph;
+         if (v.substr(0, 1) === "#") {
+           v = v.substr(1);
+         }
 
-             if (action) {
-               head = action(head);
-             }
+         if (v.length === 6 || v.length === 3) {
+           properties[colorProp] = v;
+         } else if (v.length === 8) {
+           properties[prefix + "-opacity"] = parseInt(v.substr(0, 2), 16) / 255;
+           properties[colorProp] = "#" + v.substr(6, 2) + v.substr(4, 2) + v.substr(2, 2);
+         }
+       }
 
-             var difference = coreDifference(base, head);
-             return {
-               modified: difference.modified(),
-               created: difference.created(),
-               deleted: difference.deleted()
-             };
-           },
-           hasChanges: function hasChanges() {
-             return this.difference().length() > 0;
-           },
-           imageryUsed: function imageryUsed(sources) {
-             if (sources) {
-               _imageryUsed = sources;
-               return history;
-             } else {
-               var s = new Set();
+       function numericProperty(properties, elem, source, target) {
+         var val = parseFloat(nodeVal(get1(elem, source)));
+         if (!isNaN(val)) properties[target] = val;
+       }
 
-               _stack.slice(1, _index + 1).forEach(function (state) {
-                 state.imageryUsed.forEach(function (source) {
-                   if (source !== 'Custom') {
-                     s.add(source);
-                   }
-                 });
-               });
+       function gxCoords(root) {
+         var elems = root.getElementsByTagName("coord");
+         var coords = [];
+         var times = [];
+         if (elems.length === 0) elems = root.getElementsByTagName("gx:coord");
 
-               return Array.from(s);
-             }
-           },
-           photoOverlaysUsed: function photoOverlaysUsed(sources) {
-             if (sources) {
-               _photoOverlaysUsed = sources;
-               return history;
-             } else {
-               var s = new Set();
+         for (var i = 0; i < elems.length; i++) {
+           coords.push(nodeVal(elems[i]).split(" ").map(parseFloat));
+         }
 
-               _stack.slice(1, _index + 1).forEach(function (state) {
-                 if (state.photoOverlaysUsed && Array.isArray(state.photoOverlaysUsed)) {
-                   state.photoOverlaysUsed.forEach(function (photoOverlay) {
-                     s.add(photoOverlay);
-                   });
-                 }
-               });
+         var timeElems = root.getElementsByTagName("when");
 
-               return Array.from(s);
-             }
-           },
-           // save the current history state
-           checkpoint: function checkpoint(key) {
-             _checkpoints[key] = {
-               stack: _stack,
-               index: _index
-             };
-             return history;
-           },
-           // restore history state to a given checkpoint or reset completely
-           reset: function reset(key) {
-             if (key !== undefined && _checkpoints.hasOwnProperty(key)) {
-               _stack = _checkpoints[key].stack;
-               _index = _checkpoints[key].index;
-             } else {
-               _stack = [{
-                 graph: coreGraph()
-               }];
-               _index = 0;
-               _tree = coreTree(_stack[0].graph);
-               _checkpoints = {};
-             }
+         for (var j = 0; j < timeElems.length; j++) {
+           times.push(nodeVal(timeElems[j]));
+         }
 
-             dispatch$1.call('reset');
-             dispatch$1.call('change');
-             return history;
-           },
-           // `toIntroGraph()` is used to export the intro graph used by the walkthrough.
-           //
-           // To use it:
-           //  1. Start the walkthrough.
-           //  2. Get to a "free editing" tutorial step
-           //  3. Make your edits to the walkthrough map
-           //  4. In your browser dev console run:
-           //        `id.history().toIntroGraph()`
-           //  5. This outputs stringified JSON to the browser console
-           //  6. Copy it to `data/intro_graph.json` and prettify it in your code editor
-           toIntroGraph: function toIntroGraph() {
-             var nextID = {
-               n: 0,
-               r: 0,
-               w: 0
-             };
-             var permIDs = {};
-             var graph = this.graph();
-             var baseEntities = {}; // clone base entities..
+         return {
+           coords: coords,
+           times: times
+         };
+       }
 
-             Object.values(graph.base().entities).forEach(function (entity) {
-               var copy = copyIntroEntity(entity);
-               baseEntities[copy.id] = copy;
-             }); // replace base entities with head entities..
+       function getGeometry(root) {
+         var geomNode;
+         var geomNodes;
+         var i;
+         var j;
+         var k;
+         var geoms = [];
+         var coordTimes = [];
 
-             Object.keys(graph.entities).forEach(function (id) {
-               var entity = graph.entities[id];
+         if (get1(root, "MultiGeometry")) {
+           return getGeometry(get1(root, "MultiGeometry"));
+         }
 
-               if (entity) {
-                 var copy = copyIntroEntity(entity);
-                 baseEntities[copy.id] = copy;
-               } else {
-                 delete baseEntities[id];
-               }
-             }); // swap temporary for permanent ids..
+         if (get1(root, "MultiTrack")) {
+           return getGeometry(get1(root, "MultiTrack"));
+         }
 
-             Object.values(baseEntities).forEach(function (entity) {
-               if (Array.isArray(entity.nodes)) {
-                 entity.nodes = entity.nodes.map(function (node) {
-                   return permIDs[node] || node;
+         if (get1(root, "gx:MultiTrack")) {
+           return getGeometry(get1(root, "gx:MultiTrack"));
+         }
+
+         for (i = 0; i < geotypes.length; i++) {
+           geomNodes = root.getElementsByTagName(geotypes[i]);
+
+           if (geomNodes) {
+             for (j = 0; j < geomNodes.length; j++) {
+               geomNode = geomNodes[j];
+
+               if (geotypes[i] === "Point") {
+                 geoms.push({
+                   type: "Point",
+                   coordinates: coord1(nodeVal(get1(geomNode, "coordinates")))
                  });
-               }
+               } else if (geotypes[i] === "LineString") {
+                 geoms.push({
+                   type: "LineString",
+                   coordinates: coord(nodeVal(get1(geomNode, "coordinates")))
+                 });
+               } else if (geotypes[i] === "Polygon") {
+                 var rings = geomNode.getElementsByTagName("LinearRing"),
+                     coords = [];
 
-               if (Array.isArray(entity.members)) {
-                 entity.members = entity.members.map(function (member) {
-                   member.id = permIDs[member.id] || member.id;
-                   return member;
+                 for (k = 0; k < rings.length; k++) {
+                   coords.push(coord(nodeVal(get1(rings[k], "coordinates"))));
+                 }
+
+                 geoms.push({
+                   type: "Polygon",
+                   coordinates: coords
                  });
+               } else if (geotypes[i] === "Track" || geotypes[i] === "gx:Track") {
+                 var track = gxCoords(geomNode);
+                 geoms.push({
+                   type: "LineString",
+                   coordinates: track.coords
+                 });
+                 if (track.times.length) coordTimes.push(track.times);
                }
-             });
-             return JSON.stringify({
-               dataIntroGraph: baseEntities
-             });
+             }
+           }
+         }
 
-             function copyIntroEntity(source) {
-               var copy = utilObjectOmit(source, ['type', 'user', 'v', 'version', 'visible']); // Note: the copy is no longer an osmEntity, so it might not have `tags`
+         return {
+           geoms: geoms,
+           coordTimes: coordTimes
+         };
+       }
 
-               if (copy.tags && !Object.keys(copy.tags)) {
-                 delete copy.tags;
-               }
+       function getPlacemark(root, styleIndex, styleMapIndex, styleByHash) {
+         var geomsAndTimes = getGeometry(root);
+         var i;
+         var properties = {};
+         var name = nodeVal(get1(root, "name"));
+         var address = nodeVal(get1(root, "address"));
+         var styleUrl = nodeVal(get1(root, "styleUrl"));
+         var description = nodeVal(get1(root, "description"));
+         var timeSpan = get1(root, "TimeSpan");
+         var timeStamp = get1(root, "TimeStamp");
+         var extendedData = get1(root, "ExtendedData");
+         var iconStyle = get1(root, "IconStyle");
+         var labelStyle = get1(root, "LabelStyle");
+         var lineStyle = get1(root, "LineStyle");
+         var polyStyle = get1(root, "PolyStyle");
+         var visibility = get1(root, "visibility");
+         if (name) properties.name = name;
+         if (address) properties.address = address;
 
-               if (Array.isArray(copy.loc)) {
-                 copy.loc[0] = +copy.loc[0].toFixed(6);
-                 copy.loc[1] = +copy.loc[1].toFixed(6);
-               }
+         if (styleUrl) {
+           if (styleUrl[0] !== "#") {
+             styleUrl = "#" + styleUrl;
+           }
 
-               var match = source.id.match(/([nrw])-\d*/); // temporary id
+           properties.styleUrl = styleUrl;
 
-               if (match !== null) {
-                 var nrw = match[1];
-                 var permID;
+           if (styleIndex[styleUrl]) {
+             properties.styleHash = styleIndex[styleUrl];
+           }
 
-                 do {
-                   permID = nrw + ++nextID[nrw];
-                 } while (baseEntities.hasOwnProperty(permID));
+           if (styleMapIndex[styleUrl]) {
+             properties.styleMapHash = styleMapIndex[styleUrl];
+             properties.styleHash = styleIndex[styleMapIndex[styleUrl].normal];
+           } // Try to populate the lineStyle or polyStyle since we got the style hash
 
-                 copy.id = permIDs[source.id] = permID;
-               }
 
-               return copy;
-             }
+           var style = styleByHash[properties.styleHash];
+
+           if (style) {
+             if (!iconStyle) iconStyle = get1(style, "IconStyle");
+             if (!labelStyle) labelStyle = get1(style, "LabelStyle");
+             if (!lineStyle) lineStyle = get1(style, "LineStyle");
+             if (!polyStyle) polyStyle = get1(style, "PolyStyle");
+           }
+         }
+
+         if (description) properties.description = description;
+
+         if (timeSpan) {
+           var begin = nodeVal(get1(timeSpan, "begin"));
+           var end = nodeVal(get1(timeSpan, "end"));
+           properties.timespan = {
+             begin: begin,
+             end: end
+           };
+         }
+
+         if (timeStamp) {
+           properties.timestamp = nodeVal(get1(timeStamp, "when"));
+         }
+
+         if (iconStyle) {
+           kmlColor(properties, iconStyle, "icon");
+           numericProperty(properties, iconStyle, "scale", "icon-scale");
+           numericProperty(properties, iconStyle, "heading", "icon-heading");
+           var hotspot = get1(iconStyle, "hotSpot");
+
+           if (hotspot) {
+             var left = parseFloat(hotspot.getAttribute("x"));
+             var top = parseFloat(hotspot.getAttribute("y"));
+             if (!isNaN(left) && !isNaN(top)) properties["icon-offset"] = [left, top];
+           }
+
+           var icon = get1(iconStyle, "Icon");
+
+           if (icon) {
+             var href = nodeVal(get1(icon, "href"));
+             if (href) properties.icon = href;
+           }
+         }
+
+         if (labelStyle) {
+           kmlColor(properties, labelStyle, "label");
+           numericProperty(properties, labelStyle, "scale", "label-scale");
+         }
+
+         if (lineStyle) {
+           kmlColor(properties, lineStyle, "stroke");
+           numericProperty(properties, lineStyle, "width", "stroke-width");
+         }
+
+         if (polyStyle) {
+           kmlColor(properties, polyStyle, "fill");
+           var fill = nodeVal(get1(polyStyle, "fill"));
+           var outline = nodeVal(get1(polyStyle, "outline"));
+           if (fill) properties["fill-opacity"] = fill === "1" ? properties["fill-opacity"] || 1 : 0;
+           if (outline) properties["stroke-opacity"] = outline === "1" ? properties["stroke-opacity"] || 1 : 0;
+         }
+
+         if (extendedData) {
+           var datas = extendedData.getElementsByTagName("Data"),
+               simpleDatas = extendedData.getElementsByTagName("SimpleData");
+
+           for (i = 0; i < datas.length; i++) {
+             properties[datas[i].getAttribute("name")] = nodeVal(get1(datas[i], "value"));
+           }
+
+           for (i = 0; i < simpleDatas.length; i++) {
+             properties[simpleDatas[i].getAttribute("name")] = nodeVal(simpleDatas[i]);
+           }
+         }
+
+         if (visibility) {
+           properties.visibility = nodeVal(visibility);
+         }
+
+         if (geomsAndTimes.coordTimes.length) {
+           properties.coordinateProperties = {
+             times: geomsAndTimes.coordTimes.length === 1 ? geomsAndTimes.coordTimes[0] : geomsAndTimes.coordTimes
+           };
+         }
+
+         var feature = {
+           type: "Feature",
+           geometry: geomsAndTimes.geoms.length === 0 ? null : geomsAndTimes.geoms.length === 1 ? geomsAndTimes.geoms[0] : {
+             type: "GeometryCollection",
+             geometries: geomsAndTimes.geoms
            },
-           toJSON: function toJSON() {
-             if (!this.hasChanges()) return;
-             var allEntities = {};
-             var baseEntities = {};
-             var base = _stack[0];
+           properties: properties
+         };
+         if (root.getAttribute("id")) feature.id = root.getAttribute("id");
+         return feature;
+       }
 
-             var s = _stack.map(function (i) {
-               var modified = [];
-               var deleted = [];
-               Object.keys(i.graph.entities).forEach(function (id) {
-                 var entity = i.graph.entities[id];
+       function kmlGen(doc) {
+         var styleIndex, styleByHash, styleMapIndex, placemarks, styles, styleMaps, k, hash, l, pairs, pairsMap, m, j, feature;
+         return regeneratorRuntime.wrap(function kmlGen$(_context3) {
+           while (1) {
+             switch (_context3.prev = _context3.next) {
+               case 0:
+                 // styleindex keeps track of hashed styles in order to match feature
+                 styleIndex = {};
+                 styleByHash = {}; // stylemapindex keeps track of style maps to expose in properties
+
+                 styleMapIndex = {}; // atomic geospatial types supported by KML - MultiGeometry is
+                 // handled separately
+                 // all root placemarks in the file
+
+                 placemarks = doc.getElementsByTagName("Placemark");
+                 styles = doc.getElementsByTagName("Style");
+                 styleMaps = doc.getElementsByTagName("StyleMap");
+
+                 for (k = 0; k < styles.length; k++) {
+                   hash = okhash(xml2str(styles[k])).toString(16);
+                   styleIndex["#" + styles[k].getAttribute("id")] = hash;
+                   styleByHash[hash] = styles[k];
+                 }
 
-                 if (entity) {
-                   var key = osmEntity.key(entity);
-                   allEntities[key] = entity;
-                   modified.push(key);
-                 } else {
-                   deleted.push(id);
-                 } // make sure that the originals of changed or deleted entities get merged
-                 // into the base of the _stack after restoring the data from JSON.
+                 for (l = 0; l < styleMaps.length; l++) {
+                   styleIndex["#" + styleMaps[l].getAttribute("id")] = okhash(xml2str(styleMaps[l])).toString(16);
+                   pairs = styleMaps[l].getElementsByTagName("Pair");
+                   pairsMap = {};
 
+                   for (m = 0; m < pairs.length; m++) {
+                     pairsMap[nodeVal(get1(pairs[m], "key"))] = nodeVal(get1(pairs[m], "styleUrl"));
+                   }
 
-                 if (id in base.graph.entities) {
-                   baseEntities[id] = base.graph.entities[id];
+                   styleMapIndex["#" + styleMaps[l].getAttribute("id")] = pairsMap;
                  }
 
-                 if (entity && entity.nodes) {
-                   // get originals of pre-existing child nodes
-                   entity.nodes.forEach(function (nodeID) {
-                     if (nodeID in base.graph.entities) {
-                       baseEntities[nodeID] = base.graph.entities[nodeID];
-                     }
-                   });
-                 } // get originals of parent entities too
+                 j = 0;
 
+               case 9:
+                 if (!(j < placemarks.length)) {
+                   _context3.next = 17;
+                   break;
+                 }
 
-                 var baseParents = base.graph._parentWays[id];
+                 feature = getPlacemark(placemarks[j], styleIndex, styleMapIndex, styleByHash);
 
-                 if (baseParents) {
-                   baseParents.forEach(function (parentID) {
-                     if (parentID in base.graph.entities) {
-                       baseEntities[parentID] = base.graph.entities[parentID];
-                     }
-                   });
+                 if (!feature) {
+                   _context3.next = 14;
+                   break;
                  }
-               });
-               var x = {};
-               if (modified.length) x.modified = modified;
-               if (deleted.length) x.deleted = deleted;
-               if (i.imageryUsed) x.imageryUsed = i.imageryUsed;
-               if (i.photoOverlaysUsed) x.photoOverlaysUsed = i.photoOverlaysUsed;
-               if (i.annotation) x.annotation = i.annotation;
-               if (i.transform) x.transform = i.transform;
-               if (i.selectedIDs) x.selectedIDs = i.selectedIDs;
-               return x;
-             });
 
-             return JSON.stringify({
-               version: 3,
-               entities: Object.values(allEntities),
-               baseEntities: Object.values(baseEntities),
-               stack: s,
-               nextIDs: osmEntity.id.next,
-               index: _index,
-               // note the time the changes were saved
-               timestamp: new Date().getTime()
-             });
-           },
-           fromJSON: function fromJSON(json, loadChildNodes) {
-             var h = JSON.parse(json);
-             var loadComplete = true;
-             osmEntity.id.next = h.nextIDs;
-             _index = h.index;
+                 _context3.next = 14;
+                 return feature;
 
-             if (h.version === 2 || h.version === 3) {
-               var allEntities = {};
-               h.entities.forEach(function (entity) {
-                 allEntities[osmEntity.key(entity)] = osmEntity(entity);
-               });
+               case 14:
+                 j++;
+                 _context3.next = 9;
+                 break;
 
-               if (h.version === 3) {
-                 // This merges originals for changed entities into the base of
-                 // the _stack even if the current _stack doesn't have them (for
-                 // example when iD has been restarted in a different region)
-                 var baseEntities = h.baseEntities.map(function (d) {
-                   return osmEntity(d);
-                 });
+               case 17:
+               case "end":
+                 return _context3.stop();
+             }
+           }
+         }, _marked3);
+       }
 
-                 var stack = _stack.map(function (state) {
-                   return state.graph;
-                 });
+       function kml(doc) {
+         return {
+           type: "FeatureCollection",
+           features: Array.from(kmlGen(doc))
+         };
+       }
 
-                 _stack[0].graph.rebase(baseEntities, stack, true);
+       var _initialized = false;
+       var _enabled = false;
 
-                 _tree.rebase(baseEntities, true); // When we restore a modified way, we also need to fetch any missing
-                 // childnodes that would normally have been downloaded with it.. #2142
+       var _geojson;
 
+       function svgData(projection, context, dispatch) {
+         var throttledRedraw = throttle(function () {
+           dispatch.call('change');
+         }, 1000);
 
-                 if (loadChildNodes) {
-                   var osm = context.connection();
-                   var baseWays = baseEntities.filter(function (e) {
-                     return e.type === 'way';
-                   });
-                   var nodeIDs = baseWays.reduce(function (acc, way) {
-                     return utilArrayUnion(acc, way.nodes);
-                   }, []);
-                   var missing = nodeIDs.filter(function (n) {
-                     return !_stack[0].graph.hasEntity(n);
-                   });
+         var _showLabels = true;
+         var detected = utilDetect();
+         var layer = select(null);
 
-                   if (missing.length && osm) {
-                     loadComplete = false;
-                     context.map().redrawEnable(false);
-                     var loading = uiLoading(context).blocking(true);
-                     context.container().call(loading);
+         var _vtService;
 
-                     var childNodesLoaded = function childNodesLoaded(err, result) {
-                       if (!err) {
-                         var visibleGroups = utilArrayGroupBy(result.data, 'visible');
-                         var visibles = visibleGroups["true"] || []; // alive nodes
+         var _fileList;
 
-                         var invisibles = visibleGroups["false"] || []; // deleted nodes
+         var _template;
 
-                         if (visibles.length) {
-                           var visibleIDs = visibles.map(function (entity) {
-                             return entity.id;
-                           });
+         var _src;
 
-                           var stack = _stack.map(function (state) {
-                             return state.graph;
-                           });
+         function init() {
+           if (_initialized) return; // run once
 
-                           missing = utilArrayDifference(missing, visibleIDs);
+           _geojson = {};
+           _enabled = true;
 
-                           _stack[0].graph.rebase(visibles, stack, true);
+           function over(d3_event) {
+             d3_event.stopPropagation();
+             d3_event.preventDefault();
+             d3_event.dataTransfer.dropEffect = 'copy';
+           }
 
-                           _tree.rebase(visibles, true);
-                         } // fetch older versions of nodes that were deleted..
+           context.container().attr('dropzone', 'copy').on('drop.svgData', function (d3_event) {
+             d3_event.stopPropagation();
+             d3_event.preventDefault();
+             if (!detected.filedrop) return;
+             drawData.fileList(d3_event.dataTransfer.files);
+           }).on('dragenter.svgData', over).on('dragexit.svgData', over).on('dragover.svgData', over);
+           _initialized = true;
+         }
 
+         function getService() {
+           if (services.vectorTile && !_vtService) {
+             _vtService = services.vectorTile;
 
-                         invisibles.forEach(function (entity) {
-                           osm.loadEntityVersion(entity.id, +entity.version - 1, childNodesLoaded);
-                         });
-                       }
+             _vtService.event.on('loadedData', throttledRedraw);
+           } else if (!services.vectorTile && _vtService) {
+             _vtService = null;
+           }
 
-                       if (err || !missing.length) {
-                         loading.close();
-                         context.map().redrawEnable(true);
-                         dispatch$1.call('change');
-                         dispatch$1.call('restore', this);
-                       }
-                     };
+           return _vtService;
+         }
 
-                     osm.loadMultiple(missing, childNodesLoaded);
-                   }
-                 }
-               }
+         function showLayer() {
+           layerOn();
+           layer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end', function () {
+             dispatch.call('change');
+           });
+         }
 
-               _stack = h.stack.map(function (d) {
-                 var entities = {},
-                     entity;
+         function hideLayer() {
+           throttledRedraw.cancel();
+           layer.transition().duration(250).style('opacity', 0).on('end', layerOff);
+         }
 
-                 if (d.modified) {
-                   d.modified.forEach(function (key) {
-                     entity = allEntities[key];
-                     entities[entity.id] = entity;
-                   });
-                 }
+         function layerOn() {
+           layer.style('display', 'block');
+         }
 
-                 if (d.deleted) {
-                   d.deleted.forEach(function (id) {
-                     entities[id] = undefined;
-                   });
-                 }
+         function layerOff() {
+           layer.selectAll('.viewfield-group').remove();
+           layer.style('display', 'none');
+         } // ensure that all geojson features in a collection have IDs
 
-                 return {
-                   graph: coreGraph(_stack[0].graph).load(entities),
-                   annotation: d.annotation,
-                   imageryUsed: d.imageryUsed,
-                   photoOverlaysUsed: d.photoOverlaysUsed,
-                   transform: d.transform,
-                   selectedIDs: d.selectedIDs
-                 };
-               });
-             } else {
-               // original version
-               _stack = h.stack.map(function (d) {
-                 var entities = {};
 
-                 for (var i in d.entities) {
-                   var entity = d.entities[i];
-                   entities[i] = entity === 'undefined' ? undefined : osmEntity(entity);
-                 }
+         function ensureIDs(gj) {
+           if (!gj) return null;
 
-                 d.graph = coreGraph(_stack[0].graph).load(entities);
-                 return d;
-               });
+           if (gj.type === 'FeatureCollection') {
+             for (var i = 0; i < gj.features.length; i++) {
+               ensureFeatureID(gj.features[i]);
              }
+           } else {
+             ensureFeatureID(gj);
+           }
 
-             var transform = _stack[_index].transform;
+           return gj;
+         } // ensure that each single Feature object has a unique ID
 
-             if (transform) {
-               context.map().transformEase(transform, 0); // 0 = immediate, no easing
-             }
 
-             if (loadComplete) {
-               dispatch$1.call('change');
-               dispatch$1.call('restore', this);
-             }
+         function ensureFeatureID(feature) {
+           if (!feature) return;
+           feature.__featurehash__ = utilHashcode(fastJsonStableStringify(feature));
+           return feature;
+         } // Prefer an array of Features instead of a FeatureCollection
 
-             return history;
-           },
-           lock: function lock() {
-             return _lock.lock();
-           },
-           unlock: function unlock() {
-             _lock.unlock();
-           },
-           save: function save() {
-             if (_lock.locked() && // don't overwrite existing, unresolved changes
-             !_hasUnresolvedRestorableChanges) {
-               corePreferences(getKey('saved_history'), history.toJSON() || null);
-             }
 
-             return history;
-           },
-           // delete the history version saved in localStorage
-           clearSaved: function clearSaved() {
-             context.debouncedSave.cancel();
+         function getFeatures(gj) {
+           if (!gj) return [];
 
-             if (_lock.locked()) {
-               _hasUnresolvedRestorableChanges = false;
-               corePreferences(getKey('saved_history'), null); // clear the changeset metadata associated with the saved history
+           if (gj.type === 'FeatureCollection') {
+             return gj.features;
+           } else {
+             return [gj];
+           }
+         }
 
-               corePreferences('comment', null);
-               corePreferences('hashtags', null);
-               corePreferences('source', null);
-             }
+         function featureKey(d) {
+           return d.__featurehash__;
+         }
 
-             return history;
-           },
-           savedHistoryJSON: function savedHistoryJSON() {
-             return corePreferences(getKey('saved_history'));
-           },
-           hasRestorableChanges: function hasRestorableChanges() {
-             return _hasUnresolvedRestorableChanges;
-           },
-           // load history from a version stored in localStorage
-           restore: function restore() {
-             if (_lock.locked()) {
-               _hasUnresolvedRestorableChanges = false;
-               var json = this.savedHistoryJSON();
-               if (json) history.fromJSON(json, true);
-             }
-           },
-           _getKey: getKey
-         };
-         history.reset();
-         return utilRebind(history, dispatch$1, 'on');
-       }
+         function isPolygon(d) {
+           return d.geometry.type === 'Polygon' || d.geometry.type === 'MultiPolygon';
+         }
 
-       /**
-        * Look for roads that can be connected to other roads with a short extension
-        */
+         function clipPathID(d) {
+           return 'ideditor-data-' + d.__featurehash__ + '-clippath';
+         }
 
-       function validationAlmostJunction(context) {
-         var type = 'almost_junction';
-         var EXTEND_TH_METERS = 5;
-         var WELD_TH_METERS = 0.75; // Comes from considering bounding case of parallel ways
+         function featureClasses(d) {
+           return ['data' + d.__featurehash__, d.geometry.type, isPolygon(d) ? 'area' : '', d.__layerID__ || ''].filter(Boolean).join(' ');
+         }
+
+         function drawData(selection) {
+           var vtService = getService();
+           var getPath = svgPath(projection).geojson;
+           var getAreaPath = svgPath(projection, null, true).geojson;
+           var hasData = drawData.hasData();
+           layer = selection.selectAll('.layer-mapdata').data(_enabled && hasData ? [0] : []);
+           layer.exit().remove();
+           layer = layer.enter().append('g').attr('class', 'layer-mapdata').merge(layer);
+           var surface = context.surface();
+           if (!surface || surface.empty()) return; // not ready to draw yet, starting up
+           // Gather data
+
+           var geoData, polygonData;
+
+           if (_template && vtService) {
+             // fetch data from vector tile service
+             var sourceID = _template;
+             vtService.loadTiles(sourceID, _template, projection);
+             geoData = vtService.data(sourceID, projection);
+           } else {
+             geoData = getFeatures(_geojson);
+           }
+
+           geoData = geoData.filter(getPath);
+           polygonData = geoData.filter(isPolygon); // Draw clip paths for polygons
+
+           var clipPaths = surface.selectAll('defs').selectAll('.clipPath-data').data(polygonData, featureKey);
+           clipPaths.exit().remove();
+           var clipPathsEnter = clipPaths.enter().append('clipPath').attr('class', 'clipPath-data').attr('id', clipPathID);
+           clipPathsEnter.append('path');
+           clipPaths.merge(clipPathsEnter).selectAll('path').attr('d', getAreaPath); // Draw fill, shadow, stroke layers
+
+           var datagroups = layer.selectAll('g.datagroup').data(['fill', 'shadow', 'stroke']);
+           datagroups = datagroups.enter().append('g').attr('class', function (d) {
+             return 'datagroup datagroup-' + d;
+           }).merge(datagroups); // Draw paths
+
+           var pathData = {
+             fill: polygonData,
+             shadow: geoData,
+             stroke: geoData
+           };
+           var paths = datagroups.selectAll('path').data(function (layer) {
+             return pathData[layer];
+           }, featureKey); // exit
+
+           paths.exit().remove(); // enter/update
+
+           paths = paths.enter().append('path').attr('class', function (d) {
+             var datagroup = this.parentNode.__data__;
+             return 'pathdata ' + datagroup + ' ' + featureClasses(d);
+           }).attr('clip-path', function (d) {
+             var datagroup = this.parentNode.__data__;
+             return datagroup === 'fill' ? 'url(#' + clipPathID(d) + ')' : null;
+           }).merge(paths).attr('d', function (d) {
+             var datagroup = this.parentNode.__data__;
+             return datagroup === 'fill' ? getAreaPath(d) : getPath(d);
+           }); // Draw labels
 
-         var CLOSE_NODE_TH = EXTEND_TH_METERS - WELD_TH_METERS; // Comes from considering bounding case of perpendicular ways
+           layer.call(drawLabels, 'label-halo', geoData).call(drawLabels, 'label', geoData);
 
-         var SIG_ANGLE_TH = Math.atan(WELD_TH_METERS / EXTEND_TH_METERS);
+           function drawLabels(selection, textClass, data) {
+             var labelPath = d3_geoPath(projection);
+             var labelData = data.filter(function (d) {
+               return _showLabels && d.properties && (d.properties.desc || d.properties.name);
+             });
+             var labels = selection.selectAll('text.' + textClass).data(labelData, featureKey); // exit
 
-         function isHighway(entity) {
-           return entity.type === 'way' && osmRoutableHighwayTagValues[entity.tags.highway];
-         }
+             labels.exit().remove(); // enter/update
 
-         function isTaggedAsNotContinuing(node) {
-           return node.tags.noexit === 'yes' || node.tags.amenity === 'parking_entrance' || node.tags.entrance && node.tags.entrance !== 'no';
+             labels = labels.enter().append('text').attr('class', function (d) {
+               return textClass + ' ' + featureClasses(d);
+             }).merge(labels).text(function (d) {
+               return d.properties.desc || d.properties.name;
+             }).attr('x', function (d) {
+               var centroid = labelPath.centroid(d);
+               return centroid[0] + 11;
+             }).attr('y', function (d) {
+               var centroid = labelPath.centroid(d);
+               return centroid[1];
+             });
+           }
          }
 
-         var validation = function checkAlmostJunction(entity, graph) {
-           if (!isHighway(entity)) return [];
-           if (entity.isDegenerate()) return [];
-           var tree = context.history().tree();
-           var extendableNodeInfos = findConnectableEndNodesByExtension(entity);
-           var issues = [];
-           extendableNodeInfos.forEach(function (extendableNodeInfo) {
-             issues.push(new validationIssue({
-               type: type,
-               subtype: 'highway-highway',
-               severity: 'warning',
-               message: function message(context) {
-                 var entity1 = context.hasEntity(this.entityIds[0]);
+         function getExtension(fileName) {
+           if (!fileName) return;
+           var re = /\.(gpx|kml|(geo)?json)$/i;
+           var match = fileName.toLowerCase().match(re);
+           return match && match.length && match[0];
+         }
 
-                 if (this.entityIds[0] === this.entityIds[2]) {
-                   return entity1 ? _t.html('issues.almost_junction.self.message', {
-                     feature: utilDisplayLabel(entity1, context.graph())
-                   }) : '';
-                 } else {
-                   var entity2 = context.hasEntity(this.entityIds[2]);
-                   return entity1 && entity2 ? _t.html('issues.almost_junction.message', {
-                     feature: utilDisplayLabel(entity1, context.graph()),
-                     feature2: utilDisplayLabel(entity2, context.graph())
-                   }) : '';
-                 }
-               },
-               reference: showReference,
-               entityIds: [entity.id, extendableNodeInfo.node.id, extendableNodeInfo.wid],
-               loc: extendableNodeInfo.node.loc,
-               hash: JSON.stringify(extendableNodeInfo.node.loc),
-               data: {
-                 midId: extendableNodeInfo.mid.id,
-                 edge: extendableNodeInfo.edge,
-                 cross_loc: extendableNodeInfo.cross_loc
-               },
-               dynamicFixes: makeFixes
-             }));
-           });
-           return issues;
+         function xmlToDom(textdata) {
+           return new DOMParser().parseFromString(textdata, 'text/xml');
+         }
 
-           function makeFixes(context) {
-             var fixes = [new validationIssueFix({
-               icon: 'iD-icon-abutment',
-               title: _t.html('issues.fix.connect_features.title'),
-               onClick: function onClick(context) {
-                 var annotation = _t('issues.fix.connect_almost_junction.annotation');
+         function stringifyGeojsonProperties(feature) {
+           var properties = feature.properties;
 
-                 var _this$issue$entityIds = _slicedToArray(this.issue.entityIds, 3),
-                     endNodeId = _this$issue$entityIds[1],
-                     crossWayId = _this$issue$entityIds[2];
+           for (var key in properties) {
+             var property = properties[key];
 
-                 var midNode = context.entity(this.issue.data.midId);
-                 var endNode = context.entity(endNodeId);
-                 var crossWay = context.entity(crossWayId); // When endpoints are close, just join if resulting small change in angle (#7201)
+             if (typeof property === 'number' || typeof property === 'boolean' || Array.isArray(property)) {
+               properties[key] = property.toString();
+             } else if (property === null) {
+               properties[key] = 'null';
+             } else if (_typeof(property) === 'object') {
+               properties[key] = JSON.stringify(property);
+             }
+           }
+         }
 
-                 var nearEndNodes = findNearbyEndNodes(endNode, crossWay);
+         drawData.setFile = function (extension, data) {
+           _template = null;
+           _fileList = null;
+           _geojson = null;
+           _src = null;
+           var gj;
 
-                 if (nearEndNodes.length > 0) {
-                   var collinear = findSmallJoinAngle(midNode, endNode, nearEndNodes);
+           switch (extension) {
+             case '.gpx':
+               gj = gpx(xmlToDom(data));
+               break;
 
-                   if (collinear) {
-                     context.perform(actionMergeNodes([collinear.id, endNode.id], collinear.loc), annotation);
-                     return;
-                   }
-                 }
+             case '.kml':
+               gj = kml(xmlToDom(data));
+               break;
 
-                 var targetEdge = this.issue.data.edge;
-                 var crossLoc = this.issue.data.cross_loc;
-                 var edgeNodes = [context.entity(targetEdge[0]), context.entity(targetEdge[1])];
-                 var closestNodeInfo = geoSphericalClosestNode(edgeNodes, crossLoc); // already a point nearby, just connect to that
+             case '.geojson':
+             case '.json':
+               gj = JSON.parse(data);
 
-                 if (closestNodeInfo.distance < WELD_TH_METERS) {
-                   context.perform(actionMergeNodes([closestNodeInfo.node.id, endNode.id], closestNodeInfo.node.loc), annotation); // else add the end node to the edge way
-                 } else {
-                   context.perform(actionAddMidpoint({
-                     loc: crossLoc,
-                     edge: targetEdge
-                   }, endNode), annotation);
-                 }
+               if (gj.type === 'FeatureCollection') {
+                 gj.features.forEach(stringifyGeojsonProperties);
+               } else if (gj.type === 'Feature') {
+                 stringifyGeojsonProperties(gj);
                }
-             })];
-             var node = context.hasEntity(this.entityIds[1]);
-
-             if (node && !node.hasInterestingTags()) {
-               // node has no descriptive tags, suggest noexit fix
-               fixes.push(new validationIssueFix({
-                 icon: 'maki-barrier',
-                 title: _t.html('issues.fix.tag_as_disconnected.title'),
-                 onClick: function onClick(context) {
-                   var nodeID = this.issue.entityIds[1];
-                   var tags = Object.assign({}, context.entity(nodeID).tags);
-                   tags.noexit = 'yes';
-                   context.perform(actionChangeTags(nodeID, tags), _t('issues.fix.tag_as_disconnected.annotation'));
-                 }
-               }));
-             }
 
-             return fixes;
-           }
-
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.almost_junction.highway-highway.reference'));
+               break;
            }
 
-           function isExtendableCandidate(node, way) {
-             // can not accurately test vertices on tiles not downloaded from osm - #5938
-             var osm = services.osm;
-
-             if (osm && !osm.isDataLoaded(node.loc)) {
-               return false;
-             }
+           gj = gj || {};
 
-             if (isTaggedAsNotContinuing(node) || graph.parentWays(node).length !== 1) {
-               return false;
-             }
+           if (Object.keys(gj).length) {
+             _geojson = ensureIDs(gj);
+             _src = extension + ' data file';
+             this.fitZoom();
+           }
 
-             var occurrences = 0;
+           dispatch.call('change');
+           return this;
+         };
 
-             for (var index in way.nodes) {
-               if (way.nodes[index] === node.id) {
-                 occurrences += 1;
+         drawData.showLabels = function (val) {
+           if (!arguments.length) return _showLabels;
+           _showLabels = val;
+           return this;
+         };
 
-                 if (occurrences > 1) {
-                   return false;
-                 }
-               }
-             }
+         drawData.enabled = function (val) {
+           if (!arguments.length) return _enabled;
+           _enabled = val;
 
-             return true;
+           if (_enabled) {
+             showLayer();
+           } else {
+             hideLayer();
            }
 
-           function findConnectableEndNodesByExtension(way) {
-             var results = [];
-             if (way.isClosed()) return results;
-             var testNodes;
-             var indices = [0, way.nodes.length - 1];
-             indices.forEach(function (nodeIndex) {
-               var nodeID = way.nodes[nodeIndex];
-               var node = graph.entity(nodeID);
-               if (!isExtendableCandidate(node, way)) return;
-               var connectionInfo = canConnectByExtend(way, nodeIndex);
-               if (!connectionInfo) return;
-               testNodes = graph.childNodes(way).slice(); // shallow copy
+           dispatch.call('change');
+           return this;
+         };
 
-               testNodes[nodeIndex] = testNodes[nodeIndex].move(connectionInfo.cross_loc); // don't flag issue if connecting the ways would cause self-intersection
+         drawData.hasData = function () {
+           var gj = _geojson || {};
+           return !!(_template || Object.keys(gj).length);
+         };
 
-               if (geoHasSelfIntersections(testNodes, nodeID)) return;
-               results.push(connectionInfo);
-             });
-             return results;
-           }
+         drawData.template = function (val, src) {
+           if (!arguments.length) return _template; // test source against OSM imagery blocklists..
 
-           function findNearbyEndNodes(node, way) {
-             return [way.nodes[0], way.nodes[way.nodes.length - 1]].map(function (d) {
-               return graph.entity(d);
-             }).filter(function (d) {
-               // Node cannot be near to itself, but other endnode of same way could be
-               return d.id !== node.id && geoSphericalDistance(node.loc, d.loc) <= CLOSE_NODE_TH;
-             });
-           }
+           var osm = context.connection();
 
-           function findSmallJoinAngle(midNode, tipNode, endNodes) {
-             // Both nodes could be close, so want to join whichever is closest to collinear
-             var joinTo;
-             var minAngle = Infinity; // Checks midNode -> tipNode -> endNode for collinearity
+           if (osm) {
+             var blocklists = osm.imageryBlocklists();
+             var fail = false;
+             var tested = 0;
+             var regex;
 
-             endNodes.forEach(function (endNode) {
-               var a1 = geoAngle(midNode, tipNode, context.projection) + Math.PI;
-               var a2 = geoAngle(midNode, endNode, context.projection) + Math.PI;
-               var diff = Math.max(a1, a2) - Math.min(a1, a2);
+             for (var i = 0; i < blocklists.length; i++) {
+               regex = blocklists[i];
+               fail = regex.test(val);
+               tested++;
+               if (fail) break;
+             } // ensure at least one test was run.
 
-               if (diff < minAngle) {
-                 joinTo = endNode;
-                 minAngle = diff;
-               }
-             });
-             /* Threshold set by considering right angle triangle
-             based on node joining threshold and extension distance */
 
-             if (minAngle <= SIG_ANGLE_TH) return joinTo;
-             return null;
+             if (!tested) {
+               regex = /.*\.google(apis)?\..*\/(vt|kh)[\?\/].*([xyz]=.*){3}.*/;
+               fail = regex.test(val);
+             }
            }
 
-           function hasTag(tags, key) {
-             return tags[key] !== undefined && tags[key] !== 'no';
-           }
+           _template = val;
+           _fileList = null;
+           _geojson = null; // strip off the querystring/hash from the template,
+           // it often includes the access token
 
-           function canConnectWays(way, way2) {
-             // allow self-connections
-             if (way.id === way2.id) return true; // if one is bridge or tunnel, both must be bridge or tunnel
+           _src = src || 'vectortile:' + val.split(/[?#]/)[0];
+           dispatch.call('change');
+           return this;
+         };
 
-             if ((hasTag(way.tags, 'bridge') || hasTag(way2.tags, 'bridge')) && !(hasTag(way.tags, 'bridge') && hasTag(way2.tags, 'bridge'))) return false;
-             if ((hasTag(way.tags, 'tunnel') || hasTag(way2.tags, 'tunnel')) && !(hasTag(way.tags, 'tunnel') && hasTag(way2.tags, 'tunnel'))) return false; // must have equivalent layers and levels
+         drawData.geojson = function (gj, src) {
+           if (!arguments.length) return _geojson;
+           _template = null;
+           _fileList = null;
+           _geojson = null;
+           _src = null;
+           gj = gj || {};
 
-             var layer1 = way.tags.layer || '0',
-                 layer2 = way2.tags.layer || '0';
-             if (layer1 !== layer2) return false;
-             var level1 = way.tags.level || '0',
-                 level2 = way2.tags.level || '0';
-             if (level1 !== level2) return false;
-             return true;
+           if (Object.keys(gj).length) {
+             _geojson = ensureIDs(gj);
+             _src = src || 'unknown.geojson';
            }
 
-           function canConnectByExtend(way, endNodeIdx) {
-             var tipNid = way.nodes[endNodeIdx]; // the 'tip' node for extension point
-
-             var midNid = endNodeIdx === 0 ? way.nodes[1] : way.nodes[way.nodes.length - 2]; // the other node of the edge
+           dispatch.call('change');
+           return this;
+         };
 
-             var tipNode = graph.entity(tipNid);
-             var midNode = graph.entity(midNid);
-             var lon = tipNode.loc[0];
-             var lat = tipNode.loc[1];
-             var lon_range = geoMetersToLon(EXTEND_TH_METERS, lat) / 2;
-             var lat_range = geoMetersToLat(EXTEND_TH_METERS) / 2;
-             var queryExtent = geoExtent([[lon - lon_range, lat - lat_range], [lon + lon_range, lat + lat_range]]); // first, extend the edge of [midNode -> tipNode] by EXTEND_TH_METERS and find the "extended tip" location
+         drawData.fileList = function (fileList) {
+           if (!arguments.length) return _fileList;
+           _template = null;
+           _fileList = fileList;
+           _geojson = null;
+           _src = null;
+           if (!fileList || !fileList.length) return this;
+           var f = fileList[0];
+           var extension = getExtension(f.name);
+           var reader = new FileReader();
 
-             var edgeLen = geoSphericalDistance(midNode.loc, tipNode.loc);
-             var t = EXTEND_TH_METERS / edgeLen + 1.0;
-             var extTipLoc = geoVecInterp(midNode.loc, tipNode.loc, t); // then, check if the extension part [tipNode.loc -> extTipLoc] intersects any other ways
+           reader.onload = function () {
+             return function (e) {
+               drawData.setFile(extension, e.target.result);
+             };
+           }();
 
-             var segmentInfos = tree.waySegments(queryExtent, graph);
+           reader.readAsText(f);
+           return this;
+         };
 
-             for (var i = 0; i < segmentInfos.length; i++) {
-               var segmentInfo = segmentInfos[i];
-               var way2 = graph.entity(segmentInfo.wayId);
-               if (!isHighway(way2)) continue;
-               if (!canConnectWays(way, way2)) continue;
-               var nAid = segmentInfo.nodes[0],
-                   nBid = segmentInfo.nodes[1];
-               if (nAid === tipNid || nBid === tipNid) continue;
-               var nA = graph.entity(nAid),
-                   nB = graph.entity(nBid);
-               var crossLoc = geoLineIntersection([tipNode.loc, extTipLoc], [nA.loc, nB.loc]);
+         drawData.url = function (url, defaultExtension) {
+           _template = null;
+           _fileList = null;
+           _geojson = null;
+           _src = null; // strip off any querystring/hash from the url before checking extension
 
-               if (crossLoc) {
-                 return {
-                   mid: midNode,
-                   node: tipNode,
-                   wid: way2.id,
-                   edge: [nA.id, nB.id],
-                   cross_loc: crossLoc
-                 };
-               }
-             }
+           var testUrl = url.split(/[?#]/)[0];
+           var extension = getExtension(testUrl) || defaultExtension;
 
-             return null;
+           if (extension) {
+             _template = null;
+             d3_text(url).then(function (data) {
+               drawData.setFile(extension, data);
+             })["catch"](function () {
+               /* ignore */
+             });
+           } else {
+             drawData.template(url);
            }
+
+           return this;
          };
 
-         validation.type = type;
-         return validation;
-       }
+         drawData.getSrc = function () {
+           return _src || '';
+         };
 
-       function validationCloseNodes(context) {
-         var type = 'close_nodes';
-         var pointThresholdMeters = 0.2;
+         drawData.fitZoom = function () {
+           var features = getFeatures(_geojson);
+           if (!features.length) return;
+           var map = context.map();
+           var viewport = map.trimmedExtent().polygon();
+           var coords = features.reduce(function (coords, feature) {
+             var geom = feature.geometry;
+             if (!geom) return coords;
+             var c = geom.coordinates;
+             /* eslint-disable no-fallthrough */
 
-         var validation = function validation(entity, graph) {
-           if (entity.type === 'node') {
-             return getIssuesForNode(entity);
-           } else if (entity.type === 'way') {
-             return getIssuesForWay(entity);
-           }
+             switch (geom.type) {
+               case 'Point':
+                 c = [c];
 
-           return [];
+               case 'MultiPoint':
+               case 'LineString':
+                 break;
 
-           function getIssuesForNode(node) {
-             var parentWays = graph.parentWays(node);
+               case 'MultiPolygon':
+                 c = utilArrayFlatten(c);
 
-             if (parentWays.length) {
-               return getIssuesForVertex(node, parentWays);
-             } else {
-               return getIssuesForDetachedPoint(node);
+               case 'Polygon':
+               case 'MultiLineString':
+                 c = utilArrayFlatten(c);
+                 break;
              }
-           }
-
-           function wayTypeFor(way) {
-             if (way.tags.boundary && way.tags.boundary !== 'no') return 'boundary';
-             if (way.tags.indoor && way.tags.indoor !== 'no') return 'indoor';
-             if (way.tags.building && way.tags.building !== 'no' || way.tags['building:part'] && way.tags['building:part'] !== 'no') return 'building';
-             if (osmPathHighwayTagValues[way.tags.highway]) return 'path';
-             var parentRelations = graph.parentRelations(way);
+             /* eslint-enable no-fallthrough */
 
-             for (var i in parentRelations) {
-               var relation = parentRelations[i];
-               if (relation.tags.type === 'boundary') return 'boundary';
 
-               if (relation.isMultipolygon()) {
-                 if (relation.tags.indoor && relation.tags.indoor !== 'no') return 'indoor';
-                 if (relation.tags.building && relation.tags.building !== 'no' || relation.tags['building:part'] && relation.tags['building:part'] !== 'no') return 'building';
-               }
-             }
+             return utilArrayUnion(coords, c);
+           }, []);
 
-             return 'other';
+           if (!geoPolygonIntersectsPolygon(viewport, coords, true)) {
+             var extent = geoExtent(d3_geoBounds({
+               type: 'LineString',
+               coordinates: coords
+             }));
+             map.centerZoom(extent.center(), map.trimmedExtentZoom(extent));
            }
 
-           function shouldCheckWay(way) {
-             // don't flag issues where merging would create degenerate ways
-             if (way.nodes.length <= 2 || way.isClosed() && way.nodes.length <= 4) return false;
-             var bbox = way.extent(graph).bbox();
-             var hypotenuseMeters = geoSphericalDistance([bbox.minX, bbox.minY], [bbox.maxX, bbox.maxY]); // don't flag close nodes in very small ways
+           return this;
+         };
 
-             if (hypotenuseMeters < 1.5) return false;
-             return true;
+         init();
+         return drawData;
+       }
+
+       function svgDebug(projection, context) {
+         function drawDebug(selection) {
+           var showTile = context.getDebug('tile');
+           var showCollision = context.getDebug('collision');
+           var showImagery = context.getDebug('imagery');
+           var showTouchTargets = context.getDebug('target');
+           var showDownloaded = context.getDebug('downloaded');
+           var debugData = [];
+
+           if (showTile) {
+             debugData.push({
+               "class": 'red',
+               label: 'tile'
+             });
            }
 
-           function getIssuesForWay(way) {
-             if (!shouldCheckWay(way)) return [];
-             var issues = [],
-                 nodes = graph.childNodes(way);
+           if (showCollision) {
+             debugData.push({
+               "class": 'yellow',
+               label: 'collision'
+             });
+           }
 
-             for (var i = 0; i < nodes.length - 1; i++) {
-               var node1 = nodes[i];
-               var node2 = nodes[i + 1];
-               var issue = getWayIssueIfAny(node1, node2, way);
-               if (issue) issues.push(issue);
-             }
+           if (showImagery) {
+             debugData.push({
+               "class": 'orange',
+               label: 'imagery'
+             });
+           }
 
-             return issues;
+           if (showTouchTargets) {
+             debugData.push({
+               "class": 'pink',
+               label: 'touchTargets'
+             });
            }
 
-           function getIssuesForVertex(node, parentWays) {
-             var issues = [];
+           if (showDownloaded) {
+             debugData.push({
+               "class": 'purple',
+               label: 'downloaded'
+             });
+           }
 
-             function checkForCloseness(node1, node2, way) {
-               var issue = getWayIssueIfAny(node1, node2, way);
-               if (issue) issues.push(issue);
-             }
+           var legend = context.container().select('.main-content').selectAll('.debug-legend').data(debugData.length ? [0] : []);
+           legend.exit().remove();
+           legend = legend.enter().append('div').attr('class', 'fillD debug-legend').merge(legend);
+           var legendItems = legend.selectAll('.debug-legend-item').data(debugData, function (d) {
+             return d.label;
+           });
+           legendItems.exit().remove();
+           legendItems.enter().append('span').attr('class', function (d) {
+             return "debug-legend-item ".concat(d["class"]);
+           }).text(function (d) {
+             return d.label;
+           });
+           var layer = selection.selectAll('.layer-debug').data(showImagery || showDownloaded ? [0] : []);
+           layer.exit().remove();
+           layer = layer.enter().append('g').attr('class', 'layer-debug').merge(layer); // imagery
 
-             for (var i = 0; i < parentWays.length; i++) {
-               var parentWay = parentWays[i];
-               if (!shouldCheckWay(parentWay)) continue;
-               var lastIndex = parentWay.nodes.length - 1;
+           var extent = context.map().extent();
+           _mainFileFetcher.get('imagery').then(function (d) {
+             var hits = showImagery && d.query.bbox(extent.rectangle(), true) || [];
+             var features = hits.map(function (d) {
+               return d.features[d.id];
+             });
+             var imagery = layer.selectAll('path.debug-imagery').data(features);
+             imagery.exit().remove();
+             imagery.enter().append('path').attr('class', 'debug-imagery debug orange');
+           })["catch"](function () {
+             /* ignore */
+           }); // downloaded
 
-               for (var j = 0; j < parentWay.nodes.length; j++) {
-                 if (j !== 0) {
-                   if (parentWay.nodes[j - 1] === node.id) {
-                     checkForCloseness(node, graph.entity(parentWay.nodes[j]), parentWay);
-                   }
-                 }
+           var osm = context.connection();
+           var dataDownloaded = [];
 
-                 if (j !== lastIndex) {
-                   if (parentWay.nodes[j + 1] === node.id) {
-                     checkForCloseness(graph.entity(parentWay.nodes[j]), node, parentWay);
-                   }
+           if (osm && showDownloaded) {
+             var rtree = osm.caches('get').tile.rtree;
+             dataDownloaded = rtree.all().map(function (bbox) {
+               return {
+                 type: 'Feature',
+                 properties: {
+                   id: bbox.id
+                 },
+                 geometry: {
+                   type: 'Polygon',
+                   coordinates: [[[bbox.minX, bbox.minY], [bbox.minX, bbox.maxY], [bbox.maxX, bbox.maxY], [bbox.maxX, bbox.minY], [bbox.minX, bbox.minY]]]
                  }
-               }
-             }
-
-             return issues;
+               };
+             });
            }
 
-           function thresholdMetersForWay(way) {
-             if (!shouldCheckWay(way)) return 0;
-             var wayType = wayTypeFor(way); // don't flag boundaries since they might be highly detailed and can't be easily verified
+           var downloaded = layer.selectAll('path.debug-downloaded').data(showDownloaded ? dataDownloaded : []);
+           downloaded.exit().remove();
+           downloaded.enter().append('path').attr('class', 'debug-downloaded debug purple'); // update
 
-             if (wayType === 'boundary') return 0; // expect some features to be mapped with higher levels of detail
+           layer.selectAll('path').attr('d', svgPath(projection).geojson);
+         } // This looks strange because `enabled` methods on other layers are
+         // chainable getter/setters, and this one is just a getter.
 
-             if (wayType === 'indoor') return 0.01;
-             if (wayType === 'building') return 0.05;
-             if (wayType === 'path') return 0.1;
-             return 0.2;
+
+         drawDebug.enabled = function () {
+           if (!arguments.length) {
+             return context.getDebug('tile') || context.getDebug('collision') || context.getDebug('imagery') || context.getDebug('target') || context.getDebug('downloaded');
+           } else {
+             return this;
            }
+         };
 
-           function getIssuesForDetachedPoint(node) {
-             var issues = [];
-             var lon = node.loc[0];
-             var lat = node.loc[1];
-             var lon_range = geoMetersToLon(pointThresholdMeters, lat) / 2;
-             var lat_range = geoMetersToLat(pointThresholdMeters) / 2;
-             var queryExtent = geoExtent([[lon - lon_range, lat - lat_range], [lon + lon_range, lat + lat_range]]);
-             var intersected = context.history().tree().intersects(queryExtent, graph);
+         return drawDebug;
+       }
 
-             for (var j = 0; j < intersected.length; j++) {
-               var nearby = intersected[j];
-               if (nearby.id === node.id) continue;
-               if (nearby.type !== 'node' || nearby.geometry(graph) !== 'point') continue;
+       /*
+           A standalone SVG element that contains only a `defs` sub-element. To be
+           used once globally, since defs IDs must be unique within a document.
+       */
 
-               if (nearby.loc === node.loc || geoSphericalDistance(node.loc, nearby.loc) < pointThresholdMeters) {
-                 // allow very close points if tags indicate the z-axis might vary
-                 var zAxisKeys = {
-                   layer: true,
-                   level: true,
-                   'addr:housenumber': true,
-                   'addr:unit': true
-                 };
-                 var zAxisDifferentiates = false;
+       function svgDefs(context) {
+         var _defsSelection = select(null);
 
-                 for (var key in zAxisKeys) {
-                   var nodeValue = node.tags[key] || '0';
-                   var nearbyValue = nearby.tags[key] || '0';
+         var _spritesheetIds = ['iD-sprite', 'maki-sprite', 'temaki-sprite', 'fa-sprite', 'community-sprite'];
 
-                   if (nodeValue !== nearbyValue) {
-                     zAxisDifferentiates = true;
-                     break;
-                   }
-                 }
+         function drawDefs(selection) {
+           _defsSelection = selection.append('defs'); // add markers
 
-                 if (zAxisDifferentiates) continue;
-                 issues.push(new validationIssue({
-                   type: type,
-                   subtype: 'detached',
-                   severity: 'warning',
-                   message: function message(context) {
-                     var entity = context.hasEntity(this.entityIds[0]),
-                         entity2 = context.hasEntity(this.entityIds[1]);
-                     return entity && entity2 ? _t.html('issues.close_nodes.detached.message', {
-                       feature: utilDisplayLabel(entity, context.graph()),
-                       feature2: utilDisplayLabel(entity2, context.graph())
-                     }) : '';
-                   },
-                   reference: showReference,
-                   entityIds: [node.id, nearby.id],
-                   dynamicFixes: function dynamicFixes() {
-                     return [new validationIssueFix({
-                       icon: 'iD-operation-disconnect',
-                       title: _t.html('issues.fix.move_points_apart.title')
-                     }), new validationIssueFix({
-                       icon: 'iD-icon-layers',
-                       title: _t.html('issues.fix.use_different_layers_or_levels.title')
-                     })];
-                   }
-                 }));
-               }
-             }
+           _defsSelection.append('marker').attr('id', 'ideditor-oneway-marker').attr('viewBox', '0 0 10 5').attr('refX', 2.5).attr('refY', 2.5).attr('markerWidth', 2).attr('markerHeight', 2).attr('markerUnits', 'strokeWidth').attr('orient', 'auto').append('path').attr('class', 'oneway-marker-path').attr('d', 'M 5,3 L 0,3 L 0,2 L 5,2 L 5,0 L 10,2.5 L 5,5 z').attr('stroke', 'none').attr('fill', '#000').attr('opacity', '0.75'); // SVG markers have to be given a colour where they're defined
+           // (they can't inherit it from the line they're attached to),
+           // so we need to manually define markers for each color of tag
+           // (also, it's slightly nicer if we can control the
+           // positioning for different tags)
 
-             return issues;
 
-             function showReference(selection) {
-               var referenceText = _t('issues.close_nodes.detached.reference');
-               selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(referenceText);
-             }
+           function addSidedMarker(name, color, offset) {
+             _defsSelection.append('marker').attr('id', 'ideditor-sided-marker-' + name).attr('viewBox', '0 0 2 2').attr('refX', 1).attr('refY', -offset).attr('markerWidth', 1.5).attr('markerHeight', 1.5).attr('markerUnits', 'strokeWidth').attr('orient', 'auto').append('path').attr('class', 'sided-marker-path sided-marker-' + name + '-path').attr('d', 'M 0,0 L 1,1 L 2,0 z').attr('stroke', 'none').attr('fill', color);
            }
 
-           function getWayIssueIfAny(node1, node2, way) {
-             if (node1.id === node2.id || node1.hasInterestingTags() && node2.hasInterestingTags()) {
-               return null;
-             }
-
-             if (node1.loc !== node2.loc) {
-               var parentWays1 = graph.parentWays(node1);
-               var parentWays2 = new Set(graph.parentWays(node2));
-               var sharedWays = parentWays1.filter(function (parentWay) {
-                 return parentWays2.has(parentWay);
-               });
-               var thresholds = sharedWays.map(function (parentWay) {
-                 return thresholdMetersForWay(parentWay);
-               });
-               var threshold = Math.min.apply(Math, _toConsumableArray(thresholds));
-               var distance = geoSphericalDistance(node1.loc, node2.loc);
-               if (distance > threshold) return null;
-             }
-
-             return new validationIssue({
-               type: type,
-               subtype: 'vertices',
-               severity: 'warning',
-               message: function message(context) {
-                 var entity = context.hasEntity(this.entityIds[0]);
-                 return entity ? _t.html('issues.close_nodes.message', {
-                   way: utilDisplayLabel(entity, context.graph())
-                 }) : '';
-               },
-               reference: showReference,
-               entityIds: [way.id, node1.id, node2.id],
-               loc: node1.loc,
-               dynamicFixes: function dynamicFixes() {
-                 return [new validationIssueFix({
-                   icon: 'iD-icon-plus',
-                   title: _t.html('issues.fix.merge_points.title'),
-                   onClick: function onClick(context) {
-                     var entityIds = this.issue.entityIds;
-                     var action = actionMergeNodes([entityIds[1], entityIds[2]]);
-                     context.perform(action, _t('issues.fix.merge_close_vertices.annotation'));
-                   }
-                 }), new validationIssueFix({
-                   icon: 'iD-operation-disconnect',
-                   title: _t.html('issues.fix.move_points_apart.title')
-                 })];
-               }
-             });
+           addSidedMarker('natural', 'rgb(170, 170, 170)', 0); // for a coastline, the arrows are (somewhat unintuitively) on
+           // the water side, so let's color them blue (with a gap) to
+           // give a stronger indication
 
-             function showReference(selection) {
-               var referenceText = _t('issues.close_nodes.reference');
-               selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(referenceText);
-             }
-           }
-         };
+           addSidedMarker('coastline', '#77dede', 1);
+           addSidedMarker('waterway', '#77dede', 1); // barriers have a dashed line, and separating the triangle
+           // from the line visually suits that
 
-         validation.type = type;
-         return validation;
-       }
+           addSidedMarker('barrier', '#ddd', 1);
+           addSidedMarker('man_made', '#fff', 0);
 
-       function validationCrossingWays(context) {
-         var type = 'crossing_ways'; // returns the way or its parent relation, whichever has a useful feature type
+           _defsSelection.append('marker').attr('id', 'ideditor-viewfield-marker').attr('viewBox', '0 0 16 16').attr('refX', 8).attr('refY', 16).attr('markerWidth', 4).attr('markerHeight', 4).attr('markerUnits', 'strokeWidth').attr('orient', 'auto').append('path').attr('class', 'viewfield-marker-path').attr('d', 'M 6,14 C 8,13.4 8,13.4 10,14 L 16,3 C 12,0 4,0 0,3 z').attr('fill', '#333').attr('fill-opacity', '0.75').attr('stroke', '#fff').attr('stroke-width', '0.5px').attr('stroke-opacity', '0.75');
 
-         function getFeatureWithFeatureTypeTagsForWay(way, graph) {
-           if (getFeatureType(way, graph) === null) {
-             // if the way doesn't match a feature type, check its parent relations
-             var parentRels = graph.parentRelations(way);
+           _defsSelection.append('marker').attr('id', 'ideditor-viewfield-marker-wireframe').attr('viewBox', '0 0 16 16').attr('refX', 8).attr('refY', 16).attr('markerWidth', 4).attr('markerHeight', 4).attr('markerUnits', 'strokeWidth').attr('orient', 'auto').append('path').attr('class', 'viewfield-marker-path').attr('d', 'M 6,14 C 8,13.4 8,13.4 10,14 L 16,3 C 12,0 4,0 0,3 z').attr('fill', 'none').attr('stroke', '#fff').attr('stroke-width', '0.5px').attr('stroke-opacity', '0.75'); // add patterns
 
-             for (var i = 0; i < parentRels.length; i++) {
-               var rel = parentRels[i];
 
-               if (getFeatureType(rel, graph) !== null) {
-                 return rel;
-               }
-             }
-           }
+           var patterns = _defsSelection.selectAll('pattern').data([// pattern name, pattern image name
+           ['beach', 'dots'], ['construction', 'construction'], ['cemetery', 'cemetery'], ['cemetery_christian', 'cemetery_christian'], ['cemetery_buddhist', 'cemetery_buddhist'], ['cemetery_muslim', 'cemetery_muslim'], ['cemetery_jewish', 'cemetery_jewish'], ['farmland', 'farmland'], ['farmyard', 'farmyard'], ['forest', 'forest'], ['forest_broadleaved', 'forest_broadleaved'], ['forest_needleleaved', 'forest_needleleaved'], ['forest_leafless', 'forest_leafless'], ['golf_green', 'grass'], ['grass', 'grass'], ['landfill', 'landfill'], ['meadow', 'grass'], ['orchard', 'orchard'], ['pond', 'pond'], ['quarry', 'quarry'], ['scrub', 'bushes'], ['vineyard', 'vineyard'], ['water_standing', 'lines'], ['waves', 'waves'], ['wetland', 'wetland'], ['wetland_marsh', 'wetland_marsh'], ['wetland_swamp', 'wetland_swamp'], ['wetland_bog', 'wetland_bog'], ['wetland_reedbed', 'wetland_reedbed']]).enter().append('pattern').attr('id', function (d) {
+             return 'ideditor-pattern-' + d[0];
+           }).attr('width', 32).attr('height', 32).attr('patternUnits', 'userSpaceOnUse');
 
-           return way;
-         }
+           patterns.append('rect').attr('x', 0).attr('y', 0).attr('width', 32).attr('height', 32).attr('class', function (d) {
+             return 'pattern-color-' + d[0];
+           });
+           patterns.append('image').attr('x', 0).attr('y', 0).attr('width', 32).attr('height', 32).attr('xlink:href', function (d) {
+             return context.imagePath('pattern/' + d[1] + '.png');
+           }); // add clip paths
 
-         function hasTag(tags, key) {
-           return tags[key] !== undefined && tags[key] !== 'no';
-         }
+           _defsSelection.selectAll('clipPath').data([12, 18, 20, 32, 45]).enter().append('clipPath').attr('id', function (d) {
+             return 'ideditor-clip-square-' + d;
+           }).append('rect').attr('x', 0).attr('y', 0).attr('width', function (d) {
+             return d;
+           }).attr('height', function (d) {
+             return d;
+           }); // add symbol spritesheets
 
-         function taggedAsIndoor(tags) {
-           return hasTag(tags, 'indoor') || hasTag(tags, 'level') || tags.highway === 'corridor';
-         }
 
-         function allowsBridge(featureType) {
-           return featureType === 'highway' || featureType === 'railway' || featureType === 'waterway';
+           addSprites(_spritesheetIds, true);
          }
 
-         function allowsTunnel(featureType) {
-           return featureType === 'highway' || featureType === 'railway' || featureType === 'waterway';
-         } // discard
-
+         function addSprites(ids, overrideColors) {
+           _spritesheetIds = utilArrayUniq(_spritesheetIds.concat(ids));
 
-         var ignoredBuildings = {
-           demolished: true,
-           dismantled: true,
-           proposed: true,
-           razed: true
-         };
+           var spritesheets = _defsSelection.selectAll('.spritesheet').data(_spritesheetIds);
 
-         function getFeatureType(entity, graph) {
-           var geometry = entity.geometry(graph);
-           if (geometry !== 'line' && geometry !== 'area') return null;
-           var tags = entity.tags;
-           if (hasTag(tags, 'building') && !ignoredBuildings[tags.building]) return 'building';
-           if (hasTag(tags, 'highway') && osmRoutableHighwayTagValues[tags.highway]) return 'highway'; // don't check railway or waterway areas
+           spritesheets.enter().append('g').attr('class', function (d) {
+             return 'spritesheet spritesheet-' + d;
+           }).each(function (d) {
+             var url = context.imagePath(d + '.svg');
+             var node = select(this).node();
+             svg(url).then(function (svg) {
+               node.appendChild(select(svg.documentElement).attr('id', 'ideditor-' + d).node());
 
-           if (geometry !== 'line') return null;
-           if (hasTag(tags, 'railway') && osmRailwayTrackTagValues[tags.railway]) return 'railway';
-           if (hasTag(tags, 'waterway') && osmFlowingWaterwayTagValues[tags.waterway]) return 'waterway';
-           return null;
+               if (overrideColors && d !== 'iD-sprite') {
+                 // allow icon colors to be overridden..
+                 select(node).selectAll('path').attr('fill', 'currentColor');
+               }
+             })["catch"](function () {
+               /* ignore */
+             });
+           });
+           spritesheets.exit().remove();
          }
 
-         function isLegitCrossing(tags1, featureType1, tags2, featureType2) {
-           // assume 0 by default
-           var level1 = tags1.level || '0';
-           var level2 = tags2.level || '0';
-
-           if (taggedAsIndoor(tags1) && taggedAsIndoor(tags2) && level1 !== level2) {
-             // assume features don't interact if they're indoor on different levels
-             return true;
-           } // assume 0 by default; don't use way.layer() since we account for structures here
-
+         drawDefs.addSprites = addSprites;
+         return drawDefs;
+       }
 
-           var layer1 = tags1.layer || '0';
-           var layer2 = tags2.layer || '0';
+       var _layerEnabled$2 = false;
 
-           if (allowsBridge(featureType1) && allowsBridge(featureType2)) {
-             if (hasTag(tags1, 'bridge') && !hasTag(tags2, 'bridge')) return true;
-             if (!hasTag(tags1, 'bridge') && hasTag(tags2, 'bridge')) return true; // crossing bridges must use different layers
+       var _qaService$2;
 
-             if (hasTag(tags1, 'bridge') && hasTag(tags2, 'bridge') && layer1 !== layer2) return true;
-           } else if (allowsBridge(featureType1) && hasTag(tags1, 'bridge')) return true;else if (allowsBridge(featureType2) && hasTag(tags2, 'bridge')) return true;
+       function svgKeepRight(projection, context, dispatch) {
+         var throttledRedraw = throttle(function () {
+           return dispatch.call('change');
+         }, 1000);
 
-           if (allowsTunnel(featureType1) && allowsTunnel(featureType2)) {
-             if (hasTag(tags1, 'tunnel') && !hasTag(tags2, 'tunnel')) return true;
-             if (!hasTag(tags1, 'tunnel') && hasTag(tags2, 'tunnel')) return true; // crossing tunnels must use different layers
+         var minZoom = 12;
+         var touchLayer = select(null);
+         var drawLayer = select(null);
+         var layerVisible = false;
 
-             if (hasTag(tags1, 'tunnel') && hasTag(tags2, 'tunnel') && layer1 !== layer2) return true;
-           } else if (allowsTunnel(featureType1) && hasTag(tags1, 'tunnel')) return true;else if (allowsTunnel(featureType2) && hasTag(tags2, 'tunnel')) return true; // don't flag crossing waterways and pier/highways
+         function markerPath(selection, klass) {
+           selection.attr('class', klass).attr('transform', 'translate(-4, -24)').attr('d', 'M11.6,6.2H7.1l1.4-5.1C8.6,0.6,8.1,0,7.5,0H2.2C1.7,0,1.3,0.3,1.3,0.8L0,10.2c-0.1,0.6,0.4,1.1,0.9,1.1h4.6l-1.8,7.6C3.6,19.4,4.1,20,4.7,20c0.3,0,0.6-0.2,0.8-0.5l6.9-11.9C12.7,7,12.3,6.2,11.6,6.2z');
+         } // Loosely-coupled keepRight service for fetching issues.
 
 
-           if (featureType1 === 'waterway' && featureType2 === 'highway' && tags2.man_made === 'pier') return true;
-           if (featureType2 === 'waterway' && featureType1 === 'highway' && tags1.man_made === 'pier') return true;
+         function getService() {
+           if (services.keepRight && !_qaService$2) {
+             _qaService$2 = services.keepRight;
 
-           if (featureType1 === 'building' || featureType2 === 'building') {
-             // for building crossings, different layers are enough
-             if (layer1 !== layer2) return true;
+             _qaService$2.on('loaded', throttledRedraw);
+           } else if (!services.keepRight && _qaService$2) {
+             _qaService$2 = null;
            }
 
-           return false;
-         } // highway values for which we shouldn't recommend connecting to waterways
-
+           return _qaService$2;
+         } // Show the markers
 
-         var highwaysDisallowingFords = {
-           motorway: true,
-           motorway_link: true,
-           trunk: true,
-           trunk_link: true,
-           primary: true,
-           primary_link: true,
-           secondary: true,
-           secondary_link: true
-         };
-         var nonCrossingHighways = {
-           track: true
-         };
 
-         function tagsForConnectionNodeIfAllowed(entity1, entity2, graph) {
-           var featureType1 = getFeatureType(entity1, graph);
-           var featureType2 = getFeatureType(entity2, graph);
-           var geometry1 = entity1.geometry(graph);
-           var geometry2 = entity2.geometry(graph);
-           var bothLines = geometry1 === 'line' && geometry2 === 'line';
+         function editOn() {
+           if (!layerVisible) {
+             layerVisible = true;
+             drawLayer.style('display', 'block');
+           }
+         } // Immediately remove the markers and their touch targets
 
-           if (featureType1 === featureType2) {
-             if (featureType1 === 'highway') {
-               var entity1IsPath = osmPathHighwayTagValues[entity1.tags.highway];
-               var entity2IsPath = osmPathHighwayTagValues[entity2.tags.highway];
 
-               if ((entity1IsPath || entity2IsPath) && entity1IsPath !== entity2IsPath) {
-                 // one feature is a path but not both
-                 var roadFeature = entity1IsPath ? entity2 : entity1;
+         function editOff() {
+           if (layerVisible) {
+             layerVisible = false;
+             drawLayer.style('display', 'none');
+             drawLayer.selectAll('.qaItem.keepRight').remove();
+             touchLayer.selectAll('.qaItem.keepRight').remove();
+           }
+         } // Enable the layer.  This shows the markers and transitions them to visible.
 
-                 if (nonCrossingHighways[roadFeature.tags.highway]) {
-                   // don't mark path connections with certain roads as crossings
-                   return {};
-                 }
 
-                 var pathFeature = entity1IsPath ? entity1 : entity2;
+         function layerOn() {
+           editOn();
+           drawLayer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end interrupt', function () {
+             return dispatch.call('change');
+           });
+         } // Disable the layer.  This transitions the layer invisible and then hides the markers.
 
-                 if (['marked', 'unmarked'].indexOf(pathFeature.tags.crossing) !== -1) {
-                   // if the path is a crossing, match the crossing type
-                   return bothLines ? {
-                     highway: 'crossing',
-                     crossing: pathFeature.tags.crossing
-                   } : {};
-                 } // don't add a `crossing` subtag to ambiguous crossings
 
+         function layerOff() {
+           throttledRedraw.cancel();
+           drawLayer.interrupt();
+           touchLayer.selectAll('.qaItem.keepRight').remove();
+           drawLayer.transition().duration(250).style('opacity', 0).on('end interrupt', function () {
+             editOff();
+             dispatch.call('change');
+           });
+         } // Update the issue markers
 
-                 return bothLines ? {
-                   highway: 'crossing'
-                 } : {};
-               }
 
-               return {};
-             }
+         function updateMarkers() {
+           if (!layerVisible || !_layerEnabled$2) return;
+           var service = getService();
+           var selectedID = context.selectedErrorID();
+           var data = service ? service.getItems(projection) : [];
+           var getTransform = svgPointTransform(projection); // Draw markers..
 
-             if (featureType1 === 'waterway') return {};
-             if (featureType1 === 'railway') return {};
-           } else {
-             var featureTypes = [featureType1, featureType2];
+           var markers = drawLayer.selectAll('.qaItem.keepRight').data(data, function (d) {
+             return d.id;
+           }); // exit
 
-             if (featureTypes.indexOf('highway') !== -1) {
-               if (featureTypes.indexOf('railway') !== -1) {
-                 if (!bothLines) return {};
-                 var isTram = entity1.tags.railway === 'tram' || entity2.tags.railway === 'tram';
+           markers.exit().remove(); // enter
 
-                 if (osmPathHighwayTagValues[entity1.tags.highway] || osmPathHighwayTagValues[entity2.tags.highway]) {
-                   // path-tram connections use this tag
-                   if (isTram) return {
-                     railway: 'tram_crossing'
-                   }; // other path-rail connections use this tag
+           var markersEnter = markers.enter().append('g').attr('class', function (d) {
+             return "qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.parentIssueType);
+           });
+           markersEnter.append('ellipse').attr('cx', 0.5).attr('cy', 1).attr('rx', 6.5).attr('ry', 3).attr('class', 'stroke');
+           markersEnter.append('path').call(markerPath, 'shadow');
+           markersEnter.append('use').attr('class', 'qaItem-fill').attr('width', '20px').attr('height', '20px').attr('x', '-8px').attr('y', '-22px').attr('xlink:href', '#iD-icon-bolt'); // update
 
-                   return {
-                     railway: 'crossing'
-                   };
-                 } else {
-                   // path-tram connections use this tag
-                   if (isTram) return {
-                     railway: 'tram_level_crossing'
-                   }; // other road-rail connections use this tag
+           markers.merge(markersEnter).sort(sortY).classed('selected', function (d) {
+             return d.id === selectedID;
+           }).attr('transform', getTransform); // Draw targets..
 
-                   return {
-                     railway: 'level_crossing'
-                   };
-                 }
-               }
+           if (touchLayer.empty()) return;
+           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
+           var targets = touchLayer.selectAll('.qaItem.keepRight').data(data, function (d) {
+             return d.id;
+           }); // exit
 
-               if (featureTypes.indexOf('waterway') !== -1) {
-                 // do not allow fords on structures
-                 if (hasTag(entity1.tags, 'tunnel') && hasTag(entity2.tags, 'tunnel')) return null;
-                 if (hasTag(entity1.tags, 'bridge') && hasTag(entity2.tags, 'bridge')) return null;
+           targets.exit().remove(); // enter/update
 
-                 if (highwaysDisallowingFords[entity1.tags.highway] || highwaysDisallowingFords[entity2.tags.highway]) {
-                   // do not allow fords on major highways
-                   return null;
-                 }
+           targets.enter().append('rect').attr('width', '20px').attr('height', '20px').attr('x', '-8px').attr('y', '-22px').merge(targets).sort(sortY).attr('class', function (d) {
+             return "qaItem ".concat(d.service, " target ").concat(fillClass, " itemId-").concat(d.id);
+           }).attr('transform', getTransform);
 
-                 return bothLines ? {
-                   ford: 'yes'
-                 } : {};
-               }
-             }
+           function sortY(a, b) {
+             return a.id === selectedID ? 1 : b.id === selectedID ? -1 : a.severity === 'error' && b.severity !== 'error' ? 1 : b.severity === 'error' && a.severity !== 'error' ? -1 : b.loc[1] - a.loc[1];
            }
+         } // Draw the keepRight layer and schedule loading issues and updating markers.
 
-           return null;
-         }
 
-         function findCrossingsByWay(way1, graph, tree) {
-           var edgeCrossInfos = [];
-           if (way1.type !== 'way') return edgeCrossInfos;
-           var taggedFeature1 = getFeatureWithFeatureTypeTagsForWay(way1, graph);
-           var way1FeatureType = getFeatureType(taggedFeature1, graph);
-           if (way1FeatureType === null) return edgeCrossInfos;
-           var checkedSingleCrossingWays = {}; // declare vars ahead of time to reduce garbage collection
+         function drawKeepRight(selection) {
+           var service = getService();
+           var surface = context.surface();
 
-           var i, j;
-           var extent;
-           var n1, n2, nA, nB, nAId, nBId;
-           var segment1, segment2;
-           var oneOnly;
-           var segmentInfos, segment2Info, way2, taggedFeature2, way2FeatureType;
-           var way1Nodes = graph.childNodes(way1);
-           var comparedWays = {};
+           if (surface && !surface.empty()) {
+             touchLayer = surface.selectAll('.data-layer.touch .layer-touch.markers');
+           }
+
+           drawLayer = selection.selectAll('.layer-keepRight').data(service ? [0] : []);
+           drawLayer.exit().remove();
+           drawLayer = drawLayer.enter().append('g').attr('class', 'layer-keepRight').style('display', _layerEnabled$2 ? 'block' : 'none').merge(drawLayer);
 
-           for (i = 0; i < way1Nodes.length - 1; i++) {
-             n1 = way1Nodes[i];
-             n2 = way1Nodes[i + 1];
-             extent = geoExtent([[Math.min(n1.loc[0], n2.loc[0]), Math.min(n1.loc[1], n2.loc[1])], [Math.max(n1.loc[0], n2.loc[0]), Math.max(n1.loc[1], n2.loc[1])]]); // Optimize by only checking overlapping segments, not every segment
-             // of overlapping ways
+           if (_layerEnabled$2) {
+             if (service && ~~context.map().zoom() >= minZoom) {
+               editOn();
+               service.loadIssues(projection);
+               updateMarkers();
+             } else {
+               editOff();
+             }
+           }
+         } // Toggles the layer on and off
 
-             segmentInfos = tree.waySegments(extent, graph);
 
-             for (j = 0; j < segmentInfos.length; j++) {
-               segment2Info = segmentInfos[j]; // don't check for self-intersection in this validation
+         drawKeepRight.enabled = function (val) {
+           if (!arguments.length) return _layerEnabled$2;
+           _layerEnabled$2 = val;
 
-               if (segment2Info.wayId === way1.id) continue; // skip if this way was already checked and only one issue is needed
+           if (_layerEnabled$2) {
+             layerOn();
+           } else {
+             layerOff();
 
-               if (checkedSingleCrossingWays[segment2Info.wayId]) continue; // mark this way as checked even if there are no crossings
+             if (context.selectedErrorID()) {
+               context.enter(modeBrowse(context));
+             }
+           }
 
-               comparedWays[segment2Info.wayId] = true;
-               way2 = graph.hasEntity(segment2Info.wayId);
-               if (!way2) continue;
-               taggedFeature2 = getFeatureWithFeatureTypeTagsForWay(way2, graph); // only check crossing highway, waterway, building, and railway
+           dispatch.call('change');
+           return this;
+         };
 
-               way2FeatureType = getFeatureType(taggedFeature2, graph);
+         drawKeepRight.supported = function () {
+           return !!getService();
+         };
 
-               if (way2FeatureType === null || isLegitCrossing(taggedFeature1.tags, way1FeatureType, taggedFeature2.tags, way2FeatureType)) {
-                 continue;
-               } // create only one issue for building crossings
+         return drawKeepRight;
+       }
 
+       function svgGeolocate(projection) {
+         var layer = select(null);
 
-               oneOnly = way1FeatureType === 'building' || way2FeatureType === 'building';
-               nAId = segment2Info.nodes[0];
-               nBId = segment2Info.nodes[1];
+         var _position;
 
-               if (nAId === n1.id || nAId === n2.id || nBId === n1.id || nBId === n2.id) {
-                 // n1 or n2 is a connection node; skip
-                 continue;
-               }
+         function init() {
+           if (svgGeolocate.initialized) return; // run once
 
-               nA = graph.hasEntity(nAId);
-               if (!nA) continue;
-               nB = graph.hasEntity(nBId);
-               if (!nB) continue;
-               segment1 = [n1.loc, n2.loc];
-               segment2 = [nA.loc, nB.loc];
-               var point = geoLineIntersection(segment1, segment2);
+           svgGeolocate.enabled = false;
+           svgGeolocate.initialized = true;
+         }
 
-               if (point) {
-                 edgeCrossInfos.push({
-                   wayInfos: [{
-                     way: way1,
-                     featureType: way1FeatureType,
-                     edge: [n1.id, n2.id]
-                   }, {
-                     way: way2,
-                     featureType: way2FeatureType,
-                     edge: [nA.id, nB.id]
-                   }],
-                   crossPoint: point
-                 });
+         function showLayer() {
+           layer.style('display', 'block');
+         }
 
-                 if (oneOnly) {
-                   checkedSingleCrossingWays[way2.id] = true;
-                   break;
-                 }
-               }
-             }
-           }
+         function hideLayer() {
+           layer.transition().duration(250).style('opacity', 0);
+         }
 
-           return edgeCrossInfos;
+         function layerOn() {
+           layer.style('opacity', 0).transition().duration(250).style('opacity', 1);
          }
 
-         function waysToCheck(entity, graph) {
-           var featureType = getFeatureType(entity, graph);
-           if (!featureType) return [];
+         function layerOff() {
+           layer.style('display', 'none');
+         }
 
-           if (entity.type === 'way') {
-             return [entity];
-           } else if (entity.type === 'relation') {
-             return entity.members.reduce(function (array, member) {
-               if (member.type === 'way' && ( // only look at geometry ways
-               !member.role || member.role === 'outer' || member.role === 'inner')) {
-                 var entity = graph.hasEntity(member.id); // don't add duplicates
+         function transform(d) {
+           return svgPointTransform(projection)(d);
+         }
 
-                 if (entity && array.indexOf(entity) === -1) {
-                   array.push(entity);
-                 }
-               }
+         function accuracy(accuracy, loc) {
+           // converts accuracy to pixels...
+           var degreesRadius = geoMetersToLat(accuracy),
+               tangentLoc = [loc[0], loc[1] + degreesRadius],
+               projectedTangent = projection(tangentLoc),
+               projectedLoc = projection([loc[0], loc[1]]); // southern most point will have higher pixel value...
 
-               return array;
-             }, []);
-           }
+           return Math.round(projectedLoc[1] - projectedTangent[1]).toString();
+         }
 
-           return [];
+         function update() {
+           var geolocation = {
+             loc: [_position.coords.longitude, _position.coords.latitude]
+           };
+           var groups = layer.selectAll('.geolocations').selectAll('.geolocation').data([geolocation]);
+           groups.exit().remove();
+           var pointsEnter = groups.enter().append('g').attr('class', 'geolocation');
+           pointsEnter.append('circle').attr('class', 'geolocate-radius').attr('dx', '0').attr('dy', '0').attr('fill', 'rgb(15,128,225)').attr('fill-opacity', '0.3').attr('r', '0');
+           pointsEnter.append('circle').attr('dx', '0').attr('dy', '0').attr('fill', 'rgb(15,128,225)').attr('stroke', 'white').attr('stroke-width', '1.5').attr('r', '6');
+           groups.merge(pointsEnter).attr('transform', transform);
+           layer.select('.geolocate-radius').attr('r', accuracy(_position.coords.accuracy, geolocation.loc));
          }
 
-         var validation = function checkCrossingWays(entity, graph) {
-           var tree = context.history().tree();
-           var ways = waysToCheck(entity, graph);
-           var issues = []; // declare these here to reduce garbage collection
+         function drawLocation(selection) {
+           var enabled = svgGeolocate.enabled;
+           layer = selection.selectAll('.layer-geolocate').data([0]);
+           layer.exit().remove();
+           var layerEnter = layer.enter().append('g').attr('class', 'layer-geolocate').style('display', enabled ? 'block' : 'none');
+           layerEnter.append('g').attr('class', 'geolocations');
+           layer = layerEnter.merge(layer);
 
-           var wayIndex, crossingIndex, crossings;
+           if (enabled) {
+             update();
+           } else {
+             layerOff();
+           }
+         }
 
-           for (wayIndex in ways) {
-             crossings = findCrossingsByWay(ways[wayIndex], graph, tree);
+         drawLocation.enabled = function (position, enabled) {
+           if (!arguments.length) return svgGeolocate.enabled;
+           _position = position;
+           svgGeolocate.enabled = enabled;
 
-             for (crossingIndex in crossings) {
-               issues.push(createIssue(crossings[crossingIndex], graph));
-             }
+           if (svgGeolocate.enabled) {
+             showLayer();
+             layerOn();
+           } else {
+             hideLayer();
            }
 
-           return issues;
+           return this;
          };
 
-         function createIssue(crossing, graph) {
-           // use the entities with the tags that define the feature type
-           crossing.wayInfos.sort(function (way1Info, way2Info) {
-             var type1 = way1Info.featureType;
-             var type2 = way2Info.featureType;
+         init();
+         return drawLocation;
+       }
 
-             if (type1 === type2) {
-               return utilDisplayLabel(way1Info.way, graph) > utilDisplayLabel(way2Info.way, graph);
-             } else if (type1 === 'waterway') {
-               return true;
-             } else if (type2 === 'waterway') {
-               return false;
-             }
+       function svgLabels(projection, context) {
+         var path = d3_geoPath(projection);
+         var detected = utilDetect();
+         var baselineHack = detected.ie || detected.browser.toLowerCase() === 'edge' || detected.browser.toLowerCase() === 'firefox' && detected.version >= 70;
 
-             return type1 < type2;
-           });
-           var entities = crossing.wayInfos.map(function (wayInfo) {
-             return getFeatureWithFeatureTypeTagsForWay(wayInfo.way, graph);
-           });
-           var edges = [crossing.wayInfos[0].edge, crossing.wayInfos[1].edge];
-           var featureTypes = [crossing.wayInfos[0].featureType, crossing.wayInfos[1].featureType];
-           var connectionTags = tagsForConnectionNodeIfAllowed(entities[0], entities[1], graph);
-           var featureType1 = crossing.wayInfos[0].featureType;
-           var featureType2 = crossing.wayInfos[1].featureType;
-           var isCrossingIndoors = taggedAsIndoor(entities[0].tags) && taggedAsIndoor(entities[1].tags);
-           var isCrossingTunnels = allowsTunnel(featureType1) && hasTag(entities[0].tags, 'tunnel') && allowsTunnel(featureType2) && hasTag(entities[1].tags, 'tunnel');
-           var isCrossingBridges = allowsBridge(featureType1) && hasTag(entities[0].tags, 'bridge') && allowsBridge(featureType2) && hasTag(entities[1].tags, 'bridge');
-           var subtype = [featureType1, featureType2].sort().join('-');
-           var crossingTypeID = subtype;
+         var _rdrawn = new RBush();
 
-           if (isCrossingIndoors) {
-             crossingTypeID = 'indoor-indoor';
-           } else if (isCrossingTunnels) {
-             crossingTypeID = 'tunnel-tunnel';
-           } else if (isCrossingBridges) {
-             crossingTypeID = 'bridge-bridge';
-           }
+         var _rskipped = new RBush();
 
-           if (connectionTags && (isCrossingIndoors || isCrossingTunnels || isCrossingBridges)) {
-             crossingTypeID += '_connectable';
-           }
+         var _textWidthCache = {};
+         var _entitybboxes = {}; // Listed from highest to lowest priority
 
-           return new validationIssue({
-             type: type,
-             subtype: subtype,
-             severity: 'warning',
-             message: function message(context) {
-               var graph = context.graph();
-               var entity1 = graph.hasEntity(this.entityIds[0]),
-                   entity2 = graph.hasEntity(this.entityIds[1]);
-               return entity1 && entity2 ? _t.html('issues.crossing_ways.message', {
-                 feature: utilDisplayLabel(entity1, graph),
-                 feature2: utilDisplayLabel(entity2, graph)
-               }) : '';
-             },
-             reference: showReference,
-             entityIds: entities.map(function (entity) {
-               return entity.id;
-             }),
-             data: {
-               edges: edges,
-               featureTypes: featureTypes,
-               connectionTags: connectionTags
-             },
-             // differentiate based on the loc since two ways can cross multiple times
-             hash: crossing.crossPoint.toString() + // if the edges change then so does the fix
-             edges.slice().sort(function (edge1, edge2) {
-               // order to assure hash is deterministic
-               return edge1[0] < edge2[0] ? -1 : 1;
-             }).toString() + // ensure the correct connection tags are added in the fix
-             JSON.stringify(connectionTags),
-             loc: crossing.crossPoint,
-             dynamicFixes: function dynamicFixes(context) {
-               var mode = context.mode();
-               if (!mode || mode.id !== 'select' || mode.selectedIDs().length !== 1) return [];
-               var selectedIndex = this.entityIds[0] === mode.selectedIDs()[0] ? 0 : 1;
-               var selectedFeatureType = this.data.featureTypes[selectedIndex];
-               var otherFeatureType = this.data.featureTypes[selectedIndex === 0 ? 1 : 0];
-               var fixes = [];
+         var labelStack = [['line', 'aeroway', '*', 12], ['line', 'highway', 'motorway', 12], ['line', 'highway', 'trunk', 12], ['line', 'highway', 'primary', 12], ['line', 'highway', 'secondary', 12], ['line', 'highway', 'tertiary', 12], ['line', 'highway', '*', 12], ['line', 'railway', '*', 12], ['line', 'waterway', '*', 12], ['area', 'aeroway', '*', 12], ['area', 'amenity', '*', 12], ['area', 'building', '*', 12], ['area', 'historic', '*', 12], ['area', 'leisure', '*', 12], ['area', 'man_made', '*', 12], ['area', 'natural', '*', 12], ['area', 'shop', '*', 12], ['area', 'tourism', '*', 12], ['area', 'camp_site', '*', 12], ['point', 'aeroway', '*', 10], ['point', 'amenity', '*', 10], ['point', 'building', '*', 10], ['point', 'historic', '*', 10], ['point', 'leisure', '*', 10], ['point', 'man_made', '*', 10], ['point', 'natural', '*', 10], ['point', 'shop', '*', 10], ['point', 'tourism', '*', 10], ['point', 'camp_site', '*', 10], ['line', 'name', '*', 12], ['area', 'name', '*', 12], ['point', 'name', '*', 10]];
 
-               if (connectionTags) {
-                 fixes.push(makeConnectWaysFix(this.data.connectionTags));
-               }
+         function shouldSkipIcon(preset) {
+           var noIcons = ['building', 'landuse', 'natural'];
+           return noIcons.some(function (s) {
+             return preset.id.indexOf(s) >= 0;
+           });
+         }
 
-               if (isCrossingIndoors) {
-                 fixes.push(new validationIssueFix({
-                   icon: 'iD-icon-layers',
-                   title: _t.html('issues.fix.use_different_levels.title')
-                 }));
-               } else if (isCrossingTunnels || isCrossingBridges || featureType1 === 'building' || featureType2 === 'building') {
-                 fixes.push(makeChangeLayerFix('higher'));
-                 fixes.push(makeChangeLayerFix('lower')); // can only add bridge/tunnel if both features are lines
-               } else if (context.graph().geometry(this.entityIds[0]) === 'line' && context.graph().geometry(this.entityIds[1]) === 'line') {
-                 // don't recommend adding bridges to waterways since they're uncommon
-                 if (allowsBridge(selectedFeatureType) && selectedFeatureType !== 'waterway') {
-                   fixes.push(makeAddBridgeOrTunnelFix('add_a_bridge', 'temaki-bridge', 'bridge'));
-                 } // don't recommend adding tunnels under waterways since they're uncommon
+         function get(array, prop) {
+           return function (d, i) {
+             return array[i][prop];
+           };
+         }
 
+         function textWidth(text, size, elem) {
+           var c = _textWidthCache[size];
+           if (!c) c = _textWidthCache[size] = {};
 
-                 var skipTunnelFix = otherFeatureType === 'waterway' && selectedFeatureType !== 'waterway';
+           if (c[text]) {
+             return c[text];
+           } else if (elem) {
+             c[text] = elem.getComputedTextLength();
+             return c[text];
+           } else {
+             var str = encodeURIComponent(text).match(/%[CDEFcdef]/g);
 
-                 if (allowsTunnel(selectedFeatureType) && !skipTunnelFix) {
-                   fixes.push(makeAddBridgeOrTunnelFix('add_a_tunnel', 'temaki-tunnel', 'tunnel'));
-                 }
-               } // repositioning the features is always an option
+             if (str === null) {
+               return size / 3 * 2 * text.length;
+             } else {
+               return size / 3 * (2 * text.length + str.length);
+             }
+           }
+         }
 
+         function drawLinePaths(selection, entities, filter, classes, labels) {
+           var paths = selection.selectAll('path').filter(filter).data(entities, osmEntity.key); // exit
 
-               fixes.push(new validationIssueFix({
-                 icon: 'iD-operation-move',
-                 title: _t.html('issues.fix.reposition_features.title')
-               }));
-               return fixes;
-             }
-           });
+           paths.exit().remove(); // enter/update
 
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.crossing_ways.' + crossingTypeID + '.reference'));
-           }
+           paths.enter().append('path').style('stroke-width', get(labels, 'font-size')).attr('id', function (d) {
+             return 'ideditor-labelpath-' + d.id;
+           }).attr('class', classes).merge(paths).attr('d', get(labels, 'lineString'));
          }
 
-         function makeAddBridgeOrTunnelFix(fixTitleID, iconName, bridgeOrTunnel) {
-           return new validationIssueFix({
-             icon: iconName,
-             title: _t.html('issues.fix.' + fixTitleID + '.title'),
-             onClick: function onClick(context) {
-               var mode = context.mode();
-               if (!mode || mode.id !== 'select') return;
-               var selectedIDs = mode.selectedIDs();
-               if (selectedIDs.length !== 1) return;
-               var selectedWayID = selectedIDs[0];
-               if (!context.hasEntity(selectedWayID)) return;
-               var resultWayIDs = [selectedWayID];
-               var edge, crossedEdge, crossedWayID;
+         function drawLineLabels(selection, entities, filter, classes, labels) {
+           var texts = selection.selectAll('text.' + classes).filter(filter).data(entities, osmEntity.key); // exit
 
-               if (this.issue.entityIds[0] === selectedWayID) {
-                 edge = this.issue.data.edges[0];
-                 crossedEdge = this.issue.data.edges[1];
-                 crossedWayID = this.issue.entityIds[1];
-               } else {
-                 edge = this.issue.data.edges[1];
-                 crossedEdge = this.issue.data.edges[0];
-                 crossedWayID = this.issue.entityIds[0];
-               }
+           texts.exit().remove(); // enter
 
-               var crossingLoc = this.issue.loc;
-               var projection = context.projection;
+           texts.enter().append('text').attr('class', function (d, i) {
+             return classes + ' ' + labels[i].classes + ' ' + d.id;
+           }).attr('dy', baselineHack ? '0.35em' : null).append('textPath').attr('class', 'textpath'); // update
 
-               var action = function actionAddStructure(graph) {
-                 var edgeNodes = [graph.entity(edge[0]), graph.entity(edge[1])];
-                 var crossedWay = graph.hasEntity(crossedWayID); // use the explicit width of the crossed feature as the structure length, if available
+           selection.selectAll('text.' + classes).selectAll('.textpath').filter(filter).data(entities, osmEntity.key).attr('startOffset', '50%').attr('xlink:href', function (d) {
+             return '#ideditor-labelpath-' + d.id;
+           }).text(utilDisplayNameForPath);
+         }
 
-                 var structLengthMeters = crossedWay && crossedWay.tags.width && parseFloat(crossedWay.tags.width);
+         function drawPointLabels(selection, entities, filter, classes, labels) {
+           var texts = selection.selectAll('text.' + classes).filter(filter).data(entities, osmEntity.key); // exit
 
-                 if (!structLengthMeters) {
-                   // if no explicit width is set, approximate the width based on the tags
-                   structLengthMeters = crossedWay && crossedWay.impliedLineWidthMeters();
-                 }
+           texts.exit().remove(); // enter/update
 
-                 if (structLengthMeters) {
-                   if (getFeatureType(crossedWay, graph) === 'railway') {
-                     // bridges over railways are generally much longer than the rail bed itself, compensate
-                     structLengthMeters *= 2;
-                   }
-                 } else {
-                   // should ideally never land here since all rail/water/road tags should have an implied width
-                   structLengthMeters = 8;
-                 }
+           texts.enter().append('text').attr('class', function (d, i) {
+             return classes + ' ' + labels[i].classes + ' ' + d.id;
+           }).merge(texts).attr('x', get(labels, 'x')).attr('y', get(labels, 'y')).style('text-anchor', get(labels, 'textAnchor')).text(utilDisplayName).each(function (d, i) {
+             textWidth(utilDisplayName(d), labels[i].height, this);
+           });
+         }
 
-                 var a1 = geoAngle(edgeNodes[0], edgeNodes[1], projection) + Math.PI;
-                 var a2 = geoAngle(graph.entity(crossedEdge[0]), graph.entity(crossedEdge[1]), projection) + Math.PI;
-                 var crossingAngle = Math.max(a1, a2) - Math.min(a1, a2);
-                 if (crossingAngle > Math.PI) crossingAngle -= Math.PI; // lengthen the structure to account for the angle of the crossing
+         function drawAreaLabels(selection, entities, filter, classes, labels) {
+           entities = entities.filter(hasText);
+           labels = labels.filter(hasText);
+           drawPointLabels(selection, entities, filter, classes, labels);
 
-                 structLengthMeters = structLengthMeters / 2 / Math.sin(crossingAngle) * 2; // add padding since the structure must extend past the edges of the crossed feature
+           function hasText(d, i) {
+             return labels[i].hasOwnProperty('x') && labels[i].hasOwnProperty('y');
+           }
+         }
 
-                 structLengthMeters += 4; // clamp the length to a reasonable range
+         function drawAreaIcons(selection, entities, filter, classes, labels) {
+           var icons = selection.selectAll('use.' + classes).filter(filter).data(entities, osmEntity.key); // exit
 
-                 structLengthMeters = Math.min(Math.max(structLengthMeters, 4), 50);
+           icons.exit().remove(); // enter/update
 
-                 function geomToProj(geoPoint) {
-                   return [geoLonToMeters(geoPoint[0], geoPoint[1]), geoLatToMeters(geoPoint[1])];
-                 }
+           icons.enter().append('use').attr('class', 'icon ' + classes).attr('width', '17px').attr('height', '17px').merge(icons).attr('transform', get(labels, 'transform')).attr('xlink:href', function (d) {
+             var preset = _mainPresetIndex.match(d, context.graph());
+             var picon = preset && preset.icon;
 
-                 function projToGeom(projPoint) {
-                   var lat = geoMetersToLat(projPoint[1]);
-                   return [geoMetersToLon(projPoint[0], lat), lat];
-                 }
+             if (!picon) {
+               return '';
+             } else {
+               var isMaki = /^maki-/.test(picon);
+               return '#' + picon + (isMaki ? '-15' : '');
+             }
+           });
+         }
 
-                 var projEdgeNode1 = geomToProj(edgeNodes[0].loc);
-                 var projEdgeNode2 = geomToProj(edgeNodes[1].loc);
-                 var projectedAngle = geoVecAngle(projEdgeNode1, projEdgeNode2);
-                 var projectedCrossingLoc = geomToProj(crossingLoc);
-                 var linearToSphericalMetersRatio = geoVecLength(projEdgeNode1, projEdgeNode2) / geoSphericalDistance(edgeNodes[0].loc, edgeNodes[1].loc);
+         function drawCollisionBoxes(selection, rtree, which) {
+           var classes = 'debug ' + which + ' ' + (which === 'debug-skipped' ? 'orange' : 'yellow');
+           var gj = [];
 
-                 function locSphericalDistanceFromCrossingLoc(angle, distanceMeters) {
-                   var lengthSphericalMeters = distanceMeters * linearToSphericalMetersRatio;
-                   return projToGeom([projectedCrossingLoc[0] + Math.cos(angle) * lengthSphericalMeters, projectedCrossingLoc[1] + Math.sin(angle) * lengthSphericalMeters]);
-                 }
+           if (context.getDebug('collision')) {
+             gj = rtree.all().map(function (d) {
+               return {
+                 type: 'Polygon',
+                 coordinates: [[[d.minX, d.minY], [d.maxX, d.minY], [d.maxX, d.maxY], [d.minX, d.maxY], [d.minX, d.minY]]]
+               };
+             });
+           }
 
-                 var endpointLocGetter1 = function endpointLocGetter1(lengthMeters) {
-                   return locSphericalDistanceFromCrossingLoc(projectedAngle, lengthMeters);
-                 };
+           var boxes = selection.selectAll('.' + which).data(gj); // exit
 
-                 var endpointLocGetter2 = function endpointLocGetter2(lengthMeters) {
-                   return locSphericalDistanceFromCrossingLoc(projectedAngle + Math.PI, lengthMeters);
-                 }; // avoid creating very short edges from splitting too close to another node
+           boxes.exit().remove(); // enter/update
 
+           boxes.enter().append('path').attr('class', classes).merge(boxes).attr('d', d3_geoPath());
+         }
 
-                 var minEdgeLengthMeters = 0.55; // decide where to bound the structure along the way, splitting as necessary
+         function drawLabels(selection, graph, entities, filter, dimensions, fullRedraw) {
+           var wireframe = context.surface().classed('fill-wireframe');
+           var zoom = geoScaleToZoom(projection.scale());
+           var labelable = [];
+           var renderNodeAs = {};
+           var i, j, k, entity, geometry;
 
-                 function determineEndpoint(edge, endNode, locGetter) {
-                   var newNode;
-                   var idealLengthMeters = structLengthMeters / 2; // distance between the crossing location and the end of the edge,
-                   // the maximum length of this side of the structure
+           for (i = 0; i < labelStack.length; i++) {
+             labelable.push([]);
+           }
 
-                   var crossingToEdgeEndDistance = geoSphericalDistance(crossingLoc, endNode.loc);
+           if (fullRedraw) {
+             _rdrawn.clear();
 
-                   if (crossingToEdgeEndDistance - idealLengthMeters > minEdgeLengthMeters) {
-                     // the edge is long enough to insert a new node
-                     // the loc that would result in the full expected length
-                     var idealNodeLoc = locGetter(idealLengthMeters);
-                     newNode = osmNode();
-                     graph = actionAddMidpoint({
-                       loc: idealNodeLoc,
-                       edge: edge
-                     }, newNode)(graph);
-                   } else {
-                     var edgeCount = 0;
-                     endNode.parentIntersectionWays(graph).forEach(function (way) {
-                       way.nodes.forEach(function (nodeID) {
-                         if (nodeID === endNode.id) {
-                           if (endNode.id === way.first() && endNode.id !== way.last() || endNode.id === way.last() && endNode.id !== way.first()) {
-                             edgeCount += 1;
-                           } else {
-                             edgeCount += 2;
-                           }
-                         }
-                       });
-                     });
+             _rskipped.clear();
 
-                     if (edgeCount >= 3) {
-                       // the end node is a junction, try to leave a segment
-                       // between it and the structure - #7202
-                       var insetLength = crossingToEdgeEndDistance - minEdgeLengthMeters;
+             _entitybboxes = {};
+           } else {
+             for (i = 0; i < entities.length; i++) {
+               entity = entities[i];
+               var toRemove = [].concat(_entitybboxes[entity.id] || []).concat(_entitybboxes[entity.id + 'I'] || []);
 
-                       if (insetLength > minEdgeLengthMeters) {
-                         var insetNodeLoc = locGetter(insetLength);
-                         newNode = osmNode();
-                         graph = actionAddMidpoint({
-                           loc: insetNodeLoc,
-                           edge: edge
-                         }, newNode)(graph);
-                       }
-                     }
-                   } // if the edge is too short to subdivide as desired, then
-                   // just bound the structure at the existing end node
+               for (j = 0; j < toRemove.length; j++) {
+                 _rdrawn.remove(toRemove[j]);
 
+                 _rskipped.remove(toRemove[j]);
+               }
+             }
+           } // Loop through all the entities to do some preprocessing
 
-                   if (!newNode) newNode = endNode;
-                   var splitAction = actionSplit([newNode.id]).limitWays(resultWayIDs); // only split selected or created ways
-                   // do the split
 
-                   graph = splitAction(graph);
+           for (i = 0; i < entities.length; i++) {
+             entity = entities[i];
+             geometry = entity.geometry(graph); // Insert collision boxes around interesting points/vertices
 
-                   if (splitAction.getCreatedWayIDs().length) {
-                     resultWayIDs.push(splitAction.getCreatedWayIDs()[0]);
-                   }
+             if (geometry === 'point' || geometry === 'vertex' && isInterestingVertex(entity)) {
+               var hasDirections = entity.directions(graph, projection).length;
+               var markerPadding;
 
-                   return newNode;
-                 }
+               if (!wireframe && geometry === 'point' && !(zoom >= 18 && hasDirections)) {
+                 renderNodeAs[entity.id] = 'point';
+                 markerPadding = 20; // extra y for marker height
+               } else {
+                 renderNodeAs[entity.id] = 'vertex';
+                 markerPadding = 0;
+               }
 
-                 var structEndNode1 = determineEndpoint(edge, edgeNodes[1], endpointLocGetter1);
-                 var structEndNode2 = determineEndpoint([edgeNodes[0].id, structEndNode1.id], edgeNodes[0], endpointLocGetter2);
-                 var structureWay = resultWayIDs.map(function (id) {
-                   return graph.entity(id);
-                 }).find(function (way) {
-                   return way.nodes.indexOf(structEndNode1.id) !== -1 && way.nodes.indexOf(structEndNode2.id) !== -1;
-                 });
-                 var tags = Object.assign({}, structureWay.tags); // copy tags
+               var coord = projection(entity.loc);
+               var nodePadding = 10;
+               var bbox = {
+                 minX: coord[0] - nodePadding,
+                 minY: coord[1] - nodePadding - markerPadding,
+                 maxX: coord[0] + nodePadding,
+                 maxY: coord[1] + nodePadding
+               };
+               doInsert(bbox, entity.id + 'P');
+             } // From here on, treat vertices like points
 
-                 if (bridgeOrTunnel === 'bridge') {
-                   tags.bridge = 'yes';
-                   tags.layer = '1';
-                 } else {
-                   var tunnelValue = 'yes';
 
-                   if (getFeatureType(structureWay, graph) === 'waterway') {
-                     // use `tunnel=culvert` for waterways by default
-                     tunnelValue = 'culvert';
-                   }
+             if (geometry === 'vertex') {
+               geometry = 'point';
+             } // Determine which entities are label-able
 
-                   tags.tunnel = tunnelValue;
-                   tags.layer = '-1';
-                 } // apply the structure tags to the way
 
+             var preset = geometry === 'area' && _mainPresetIndex.match(entity, graph);
+             var icon = preset && !shouldSkipIcon(preset) && preset.icon;
+             if (!icon && !utilDisplayName(entity)) continue;
 
-                 graph = actionChangeTags(structureWay.id, tags)(graph);
-                 return graph;
-               };
+             for (k = 0; k < labelStack.length; k++) {
+               var matchGeom = labelStack[k][0];
+               var matchKey = labelStack[k][1];
+               var matchVal = labelStack[k][2];
+               var hasVal = entity.tags[matchKey];
 
-               context.perform(action, _t('issues.fix.' + fixTitleID + '.annotation'));
-               context.enter(modeSelect(context, resultWayIDs));
+               if (geometry === matchGeom && hasVal && (matchVal === '*' || matchVal === hasVal)) {
+                 labelable[k].push(entity);
+                 break;
+               }
              }
-           });
-         }
+           }
 
-         function makeConnectWaysFix(connectionTags) {
-           var fixTitleID = 'connect_features';
+           var positions = {
+             point: [],
+             line: [],
+             area: []
+           };
+           var labelled = {
+             point: [],
+             line: [],
+             area: []
+           }; // Try and find a valid label for labellable entities
 
-           if (connectionTags.ford) {
-             fixTitleID = 'connect_using_ford';
-           }
+           for (k = 0; k < labelable.length; k++) {
+             var fontSize = labelStack[k][3];
 
-           return new validationIssueFix({
-             icon: 'iD-icon-crossing',
-             title: _t.html('issues.fix.' + fixTitleID + '.title'),
-             onClick: function onClick(context) {
-               var loc = this.issue.loc;
-               var connectionTags = this.issue.data.connectionTags;
-               var edges = this.issue.data.edges;
-               context.perform(function actionConnectCrossingWays(graph) {
-                 // create the new node for the points
-                 var node = osmNode({
-                   loc: loc,
-                   tags: connectionTags
-                 });
-                 graph = graph.replace(node);
-                 var nodesToMerge = [node.id];
-                 var mergeThresholdInMeters = 0.75;
-                 edges.forEach(function (edge) {
-                   var edgeNodes = [graph.entity(edge[0]), graph.entity(edge[1])];
-                   var closestNodeInfo = geoSphericalClosestNode(edgeNodes, loc); // if there is already a point nearby, use that
+             for (i = 0; i < labelable[k].length; i++) {
+               entity = labelable[k][i];
+               geometry = entity.geometry(graph);
+               var getName = geometry === 'line' ? utilDisplayNameForPath : utilDisplayName;
+               var name = getName(entity);
+               var width = name && textWidth(name, fontSize);
+               var p = null;
 
-                   if (closestNodeInfo.distance < mergeThresholdInMeters) {
-                     nodesToMerge.push(closestNodeInfo.node.id); // else add the new node to the way
-                   } else {
-                     graph = actionAddMidpoint({
-                       loc: loc,
-                       edge: edge
-                     }, node)(graph);
-                   }
-                 });
+               if (geometry === 'point' || geometry === 'vertex') {
+                 // no point or vertex labels in wireframe mode
+                 // no vertex labels at low zooms (vertices have no icons)
+                 if (wireframe) continue;
+                 var renderAs = renderNodeAs[entity.id];
+                 if (renderAs === 'vertex' && zoom < 17) continue;
+                 p = getPointLabel(entity, width, fontSize, renderAs);
+               } else if (geometry === 'line') {
+                 p = getLineLabel(entity, width, fontSize);
+               } else if (geometry === 'area') {
+                 p = getAreaLabel(entity, width, fontSize);
+               }
 
-                 if (nodesToMerge.length > 1) {
-                   // if we're using nearby nodes, merge them with the new node
-                   graph = actionMergeNodes(nodesToMerge, loc)(graph);
-                 }
+               if (p) {
+                 if (geometry === 'vertex') {
+                   geometry = 'point';
+                 } // treat vertex like point
 
-                 return graph;
-               }, _t('issues.fix.connect_crossing_features.annotation'));
+
+                 p.classes = geometry + ' tag-' + labelStack[k][1];
+                 positions[geometry].push(p);
+                 labelled[geometry].push(entity);
+               }
              }
-           });
-         }
+           }
 
-         function makeChangeLayerFix(higherOrLower) {
-           return new validationIssueFix({
-             icon: 'iD-icon-' + (higherOrLower === 'higher' ? 'up' : 'down'),
-             title: _t.html('issues.fix.tag_this_as_' + higherOrLower + '.title'),
-             onClick: function onClick(context) {
-               var mode = context.mode();
-               if (!mode || mode.id !== 'select') return;
-               var selectedIDs = mode.selectedIDs();
-               if (selectedIDs.length !== 1) return;
-               var selectedID = selectedIDs[0];
-               if (!this.issue.entityIds.some(function (entityId) {
-                 return entityId === selectedID;
-               })) return;
-               var entity = context.hasEntity(selectedID);
-               if (!entity) return;
-               var tags = Object.assign({}, entity.tags); // shallow copy
+           function isInterestingVertex(entity) {
+             var selectedIDs = context.selectedIDs();
+             return entity.hasInterestingTags() || entity.isEndpoint(graph) || entity.isConnected(graph) || selectedIDs.indexOf(entity.id) !== -1 || graph.parentWays(entity).some(function (parent) {
+               return selectedIDs.indexOf(parent.id) !== -1;
+             });
+           }
 
-               var layer = tags.layer && Number(tags.layer);
+           function getPointLabel(entity, width, height, geometry) {
+             var y = geometry === 'point' ? -12 : 0;
+             var pointOffsets = {
+               ltr: [15, y, 'start'],
+               rtl: [-15, y, 'end']
+             };
+             var textDirection = _mainLocalizer.textDirection();
+             var coord = projection(entity.loc);
+             var textPadding = 2;
+             var offset = pointOffsets[textDirection];
+             var p = {
+               height: height,
+               width: width,
+               x: coord[0] + offset[0],
+               y: coord[1] + offset[1],
+               textAnchor: offset[2]
+             }; // insert a collision box for the text label..
 
-               if (layer && !isNaN(layer)) {
-                 if (higherOrLower === 'higher') {
-                   layer += 1;
-                 } else {
-                   layer -= 1;
-                 }
-               } else {
-                 if (higherOrLower === 'higher') {
-                   layer = 1;
-                 } else {
-                   layer = -1;
-                 }
-               }
+             var bbox;
 
-               tags.layer = layer.toString();
-               context.perform(actionChangeTags(entity.id, tags), _t('operations.change_tags.annotation'));
+             if (textDirection === 'rtl') {
+               bbox = {
+                 minX: p.x - width - textPadding,
+                 minY: p.y - height / 2 - textPadding,
+                 maxX: p.x + textPadding,
+                 maxY: p.y + height / 2 + textPadding
+               };
+             } else {
+               bbox = {
+                 minX: p.x - textPadding,
+                 minY: p.y - height / 2 - textPadding,
+                 maxX: p.x + width + textPadding,
+                 maxY: p.y + height / 2 + textPadding
+               };
              }
-           });
-         }
 
-         validation.type = type;
-         return validation;
-       }
+             if (tryInsert([bbox], entity.id, true)) {
+               return p;
+             }
+           }
 
-       function validationDisconnectedWay() {
-         var type = 'disconnected_way';
+           function getLineLabel(entity, width, height) {
+             var viewport = geoExtent(context.projection.clipExtent()).polygon();
+             var points = graph.childNodes(entity).map(function (node) {
+               return projection(node.loc);
+             });
+             var length = geoPathLength(points);
+             if (length < width + 20) return; // % along the line to attempt to place the label
 
-         function isTaggedAsHighway(entity) {
-           return osmRoutableHighwayTagValues[entity.tags.highway];
-         }
+             var lineOffsets = [50, 45, 55, 40, 60, 35, 65, 30, 70, 25, 75, 20, 80, 15, 95, 10, 90, 5, 95];
+             var padding = 3;
 
-         var validation = function checkDisconnectedWay(entity, graph) {
-           var routingIslandWays = routingIslandForEntity(entity);
-           if (!routingIslandWays) return [];
-           return [new validationIssue({
-             type: type,
-             subtype: 'highway',
-             severity: 'warning',
-             message: function message(context) {
-               var entity = this.entityIds.length && context.hasEntity(this.entityIds[0]);
-               var label = entity && utilDisplayLabel(entity, context.graph());
-               return _t.html('issues.disconnected_way.routable.message', {
-                 count: this.entityIds.length,
-                 highway: label
-               });
-             },
-             reference: showReference,
-             entityIds: Array.from(routingIslandWays).map(function (way) {
-               return way.id;
-             }),
-             dynamicFixes: makeFixes
-           })];
+             for (var i = 0; i < lineOffsets.length; i++) {
+               var offset = lineOffsets[i];
+               var middle = offset / 100 * length;
+               var start = middle - width / 2;
+               if (start < 0 || start + width > length) continue; // generate subpath and ignore paths that are invalid or don't cross viewport.
 
-           function makeFixes(context) {
-             var fixes = [];
-             var singleEntity = this.entityIds.length === 1 && context.hasEntity(this.entityIds[0]);
+               var sub = subpath(points, start, start + width);
 
-             if (singleEntity) {
-               if (singleEntity.type === 'way' && !singleEntity.isClosed()) {
-                 var textDirection = _mainLocalizer.textDirection();
-                 var startFix = makeContinueDrawingFixIfAllowed(textDirection, singleEntity.first(), 'start');
-                 if (startFix) fixes.push(startFix);
-                 var endFix = makeContinueDrawingFixIfAllowed(textDirection, singleEntity.last(), 'end');
-                 if (endFix) fixes.push(endFix);
+               if (!sub || !geoPolygonIntersectsPolygon(viewport, sub, true)) {
+                 continue;
                }
 
-               if (!fixes.length) {
-                 fixes.push(new validationIssueFix({
-                   title: _t.html('issues.fix.connect_feature.title')
-                 }));
-               }
+               var isReverse = reverse(sub);
 
-               fixes.push(new validationIssueFix({
-                 icon: 'iD-operation-delete',
-                 title: _t.html('issues.fix.delete_feature.title'),
-                 entityIds: [singleEntity.id],
-                 onClick: function onClick(context) {
-                   var id = this.issue.entityIds[0];
-                   var operation = operationDelete(context, [id]);
+               if (isReverse) {
+                 sub = sub.reverse();
+               }
 
-                   if (!operation.disabled()) {
-                     operation();
-                   }
-                 }
-               }));
-             } else {
-               fixes.push(new validationIssueFix({
-                 title: _t.html('issues.fix.connect_features.title')
-               }));
-             }
+               var bboxes = [];
+               var boxsize = (height + 2) / 2;
 
-             return fixes;
-           }
+               for (var j = 0; j < sub.length - 1; j++) {
+                 var a = sub[j];
+                 var b = sub[j + 1]; // split up the text into small collision boxes
 
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.disconnected_way.routable.reference'));
-           }
+                 var num = Math.max(1, Math.floor(geoVecLength(a, b) / boxsize / 2));
 
-           function routingIslandForEntity(entity) {
-             var routingIsland = new Set(); // the interconnected routable features
+                 for (var box = 0; box < num; box++) {
+                   var p = geoVecInterp(a, b, box / num);
+                   var x0 = p[0] - boxsize - padding;
+                   var y0 = p[1] - boxsize - padding;
+                   var x1 = p[0] + boxsize + padding;
+                   var y1 = p[1] + boxsize + padding;
+                   bboxes.push({
+                     minX: Math.min(x0, x1),
+                     minY: Math.min(y0, y1),
+                     maxX: Math.max(x0, x1),
+                     maxY: Math.max(y0, y1)
+                   });
+                 }
+               }
 
-             var waysToCheck = []; // the queue of remaining routable ways to traverse
+               if (tryInsert(bboxes, entity.id, false)) {
+                 // accept this one
+                 return {
+                   'font-size': height + 2,
+                   lineString: lineString(sub),
+                   startOffset: offset + '%'
+                 };
+               }
+             }
 
-             function queueParentWays(node) {
-               graph.parentWays(node).forEach(function (parentWay) {
-                 if (!routingIsland.has(parentWay) && // only check each feature once
-                 isRoutableWay(parentWay, false)) {
-                   // only check routable features
-                   routingIsland.add(parentWay);
-                   waysToCheck.push(parentWay);
-                 }
-               });
+             function reverse(p) {
+               var angle = Math.atan2(p[1][1] - p[0][1], p[1][0] - p[0][0]);
+               return !(p[0][0] < p[p.length - 1][0] && angle < Math.PI / 2 && angle > -Math.PI / 2);
              }
 
-             if (entity.type === 'way' && isRoutableWay(entity, true)) {
-               routingIsland.add(entity);
-               waysToCheck.push(entity);
-             } else if (entity.type === 'node' && isRoutableNode(entity)) {
-               routingIsland.add(entity);
-               queueParentWays(entity);
-             } else {
-               // this feature isn't routable, cannot be a routing island
-               return null;
+             function lineString(points) {
+               return 'M' + points.join('L');
              }
 
-             while (waysToCheck.length) {
-               var wayToCheck = waysToCheck.pop();
-               var childNodes = graph.childNodes(wayToCheck);
+             function subpath(points, from, to) {
+               var sofar = 0;
+               var start, end, i0, i1;
 
-               for (var i in childNodes) {
-                 var vertex = childNodes[i];
+               for (var i = 0; i < points.length - 1; i++) {
+                 var a = points[i];
+                 var b = points[i + 1];
+                 var current = geoVecLength(a, b);
+                 var portion;
 
-                 if (isConnectedVertex(vertex)) {
-                   // found a link to the wider network, not a routing island
-                   return null;
+                 if (!start && sofar + current >= from) {
+                   portion = (from - sofar) / current;
+                   start = [a[0] + portion * (b[0] - a[0]), a[1] + portion * (b[1] - a[1])];
+                   i0 = i + 1;
                  }
 
-                 if (isRoutableNode(vertex)) {
-                   routingIsland.add(vertex);
+                 if (!end && sofar + current >= to) {
+                   portion = (to - sofar) / current;
+                   end = [a[0] + portion * (b[0] - a[0]), a[1] + portion * (b[1] - a[1])];
+                   i1 = i + 1;
                  }
 
-                 queueParentWays(vertex);
+                 sofar += current;
                }
-             } // no network link found, this is a routing island, return its members
 
-
-             return routingIsland;
+               var result = points.slice(i0, i1);
+               result.unshift(start);
+               result.push(end);
+               return result;
+             }
            }
 
-           function isConnectedVertex(vertex) {
-             // assume ways overlapping unloaded tiles are connected to the wider road network  - #5938
-             var osm = services.osm;
-             if (osm && !osm.isDataLoaded(vertex.loc)) return true; // entrances are considered connected
+           function getAreaLabel(entity, width, height) {
+             var centroid = path.centroid(entity.asGeoJSON(graph));
+             var extent = entity.extent(graph);
+             var areaWidth = projection(extent[1])[0] - projection(extent[0])[0];
+             if (isNaN(centroid[0]) || areaWidth < 20) return;
+             var preset = _mainPresetIndex.match(entity, context.graph());
+             var picon = preset && preset.icon;
+             var iconSize = 17;
+             var padding = 2;
+             var p = {};
 
-             if (vertex.tags.entrance && vertex.tags.entrance !== 'no') return true;
-             if (vertex.tags.amenity === 'parking_entrance') return true;
-             return false;
-           }
+             if (picon) {
+               // icon and label..
+               if (addIcon()) {
+                 addLabel(iconSize + padding);
+                 return p;
+               }
+             } else {
+               // label only..
+               if (addLabel(0)) {
+                 return p;
+               }
+             }
 
-           function isRoutableNode(node) {
-             // treat elevators as distinct features in the highway network
-             if (node.tags.highway === 'elevator') return true;
-             return false;
-           }
+             function addIcon() {
+               var iconX = centroid[0] - iconSize / 2;
+               var iconY = centroid[1] - iconSize / 2;
+               var bbox = {
+                 minX: iconX,
+                 minY: iconY,
+                 maxX: iconX + iconSize,
+                 maxY: iconY + iconSize
+               };
 
-           function isRoutableWay(way, ignoreInnerWays) {
-             if (isTaggedAsHighway(way) || way.tags.route === 'ferry') return true;
-             return graph.parentRelations(way).some(function (parentRelation) {
-               if (parentRelation.tags.type === 'route' && parentRelation.tags.route === 'ferry') return true;
-               if (parentRelation.isMultipolygon() && isTaggedAsHighway(parentRelation) && (!ignoreInnerWays || parentRelation.memberById(way.id).role !== 'inner')) return true;
-               return false;
-             });
-           }
+               if (tryInsert([bbox], entity.id + 'I', true)) {
+                 p.transform = 'translate(' + iconX + ',' + iconY + ')';
+                 return true;
+               }
 
-           function makeContinueDrawingFixIfAllowed(textDirection, vertexID, whichEnd) {
-             var vertex = graph.hasEntity(vertexID);
-             if (!vertex || vertex.tags.noexit === 'yes') return null;
-             var useLeftContinue = whichEnd === 'start' && textDirection === 'ltr' || whichEnd === 'end' && textDirection === 'rtl';
-             return new validationIssueFix({
-               icon: 'iD-operation-continue' + (useLeftContinue ? '-left' : ''),
-               title: _t.html('issues.fix.continue_from_' + whichEnd + '.title'),
-               entityIds: [vertexID],
-               onClick: function onClick(context) {
-                 var wayId = this.issue.entityIds[0];
-                 var way = context.hasEntity(wayId);
-                 var vertexId = this.entityIds[0];
-                 var vertex = context.hasEntity(vertexId);
-                 if (!way || !vertex) return; // make sure the vertex is actually visible and editable
+               return false;
+             }
 
-                 var map = context.map();
+             function addLabel(yOffset) {
+               if (width && areaWidth >= width + 20) {
+                 var labelX = centroid[0];
+                 var labelY = centroid[1] + yOffset;
+                 var bbox = {
+                   minX: labelX - width / 2 - padding,
+                   minY: labelY - height / 2 - padding,
+                   maxX: labelX + width / 2 + padding,
+                   maxY: labelY + height / 2 + padding
+                 };
 
-                 if (!context.editable() || !map.trimmedExtent().contains(vertex.loc)) {
-                   map.zoomToEase(vertex);
+                 if (tryInsert([bbox], entity.id, true)) {
+                   p.x = labelX;
+                   p.y = labelY;
+                   p.textAnchor = 'middle';
+                   p.height = height;
+                   return true;
                  }
-
-                 context.enter(modeDrawLine(context, wayId, context.graph(), 'line', way.affix(vertexId), true));
                }
-             });
-           }
-         };
-
-         validation.type = type;
-         return validation;
-       }
 
-       function validationFormatting() {
-         var type = 'invalid_format';
+               return false;
+             }
+           } // force insert a singular bounding box
+           // singular box only, no array, id better be unique
 
-         var validation = function validation(entity) {
-           var issues = [];
 
-           function isValidEmail(email) {
-             // Emails in OSM are going to be official so they should be pretty simple
-             // Using negated lists to better support all possible unicode characters (#6494)
-             var valid_email = /^[^\(\)\\,":;<>@\[\]]+@[^\(\)\\,":;<>@\[\]\.]+(?:\.[a-z0-9-]+)*$/i; // An empty value is also acceptable
+           function doInsert(bbox, id) {
+             bbox.id = id;
+             var oldbox = _entitybboxes[id];
 
-             return !email || valid_email.test(email);
-           }
-           /*
-           function isSchemePresent(url) {
-               var valid_scheme = /^https?:\/\//i;
-               return (!url || valid_scheme.test(url));
-           }
-           */
+             if (oldbox) {
+               _rdrawn.remove(oldbox);
+             }
 
+             _entitybboxes[id] = bbox;
 
-           function showReferenceEmail(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.invalid_format.email.reference'));
-           }
-           /*
-           function showReferenceWebsite(selection) {
-               selection.selectAll('.issue-reference')
-                   .data([0])
-                   .enter()
-                   .append('div')
-                   .attr('class', 'issue-reference')
-                   .html(t.html('issues.invalid_format.website.reference'));
-           }
-            if (entity.tags.website) {
-               // Multiple websites are possible
-               // If ever we support ES6, arrow functions make this nicer
-               var websites = entity.tags.website
-                   .split(';')
-                   .map(function(s) { return s.trim(); })
-                   .filter(function(x) { return !isSchemePresent(x); });
-                if (websites.length) {
-                   issues.push(new validationIssue({
-                       type: type,
-                       subtype: 'website',
-                       severity: 'warning',
-                       message: function(context) {
-                           var entity = context.hasEntity(this.entityIds[0]);
-                           return entity ? t.html('issues.invalid_format.website.message' + this.data,
-                               { feature: utilDisplayLabel(entity, context.graph()), site: websites.join(', ') }) : '';
-                       },
-                       reference: showReferenceWebsite,
-                       entityIds: [entity.id],
-                       hash: websites.join(),
-                       data: (websites.length > 1) ? '_multi' : ''
-                   }));
-               }
+             _rdrawn.insert(bbox);
            }
-           */
 
+           function tryInsert(bboxes, id, saveSkipped) {
+             var skipped = false;
 
-           if (entity.tags.email) {
-             // Multiple emails are possible
-             var emails = entity.tags.email.split(';').map(function (s) {
-               return s.trim();
-             }).filter(function (x) {
-               return !isValidEmail(x);
-             });
+             for (var i = 0; i < bboxes.length; i++) {
+               var bbox = bboxes[i];
+               bbox.id = id; // Check that label is visible
 
-             if (emails.length) {
-               issues.push(new validationIssue({
-                 type: type,
-                 subtype: 'email',
-                 severity: 'warning',
-                 message: function message(context) {
-                   var entity = context.hasEntity(this.entityIds[0]);
-                   return entity ? _t.html('issues.invalid_format.email.message' + this.data, {
-                     feature: utilDisplayLabel(entity, context.graph()),
-                     email: emails.join(', ')
-                   }) : '';
-                 },
-                 reference: showReferenceEmail,
-                 entityIds: [entity.id],
-                 hash: emails.join(),
-                 data: emails.length > 1 ? '_multi' : ''
-               }));
+               if (bbox.minX < 0 || bbox.minY < 0 || bbox.maxX > dimensions[0] || bbox.maxY > dimensions[1]) {
+                 skipped = true;
+                 break;
+               }
+
+               if (_rdrawn.collides(bbox)) {
+                 skipped = true;
+                 break;
+               }
              }
-           }
 
-           return issues;
-         };
+             _entitybboxes[id] = bboxes;
 
-         validation.type = type;
-         return validation;
-       }
+             if (skipped) {
+               if (saveSkipped) {
+                 _rskipped.load(bboxes);
+               }
+             } else {
+               _rdrawn.load(bboxes);
+             }
 
-       function validationHelpRequest(context) {
-         var type = 'help_request';
+             return !skipped;
+           }
 
-         var validation = function checkFixmeTag(entity) {
-           if (!entity.tags.fixme) return []; // don't flag fixmes on features added by the user
+           var layer = selection.selectAll('.layer-osm.labels');
+           layer.selectAll('.labels-group').data(['halo', 'label', 'debug']).enter().append('g').attr('class', function (d) {
+             return 'labels-group ' + d;
+           });
+           var halo = layer.selectAll('.labels-group.halo');
+           var label = layer.selectAll('.labels-group.label');
+           var debug = layer.selectAll('.labels-group.debug'); // points
 
-           if (entity.version === undefined) return [];
+           drawPointLabels(label, labelled.point, filter, 'pointlabel', positions.point);
+           drawPointLabels(halo, labelled.point, filter, 'pointlabel-halo', positions.point); // lines
 
-           if (entity.v !== undefined) {
-             var baseEntity = context.history().base().hasEntity(entity.id); // don't flag fixmes added by the user on existing features
+           drawLinePaths(layer, labelled.line, filter, '', positions.line);
+           drawLineLabels(label, labelled.line, filter, 'linelabel', positions.line);
+           drawLineLabels(halo, labelled.line, filter, 'linelabel-halo', positions.line); // areas
 
-             if (!baseEntity || !baseEntity.tags.fixme) return [];
-           }
+           drawAreaLabels(label, labelled.area, filter, 'arealabel', positions.area);
+           drawAreaLabels(halo, labelled.area, filter, 'arealabel-halo', positions.area);
+           drawAreaIcons(label, labelled.area, filter, 'areaicon', positions.area);
+           drawAreaIcons(halo, labelled.area, filter, 'areaicon-halo', positions.area); // debug
 
-           return [new validationIssue({
-             type: type,
-             subtype: 'fixme_tag',
-             severity: 'warning',
-             message: function message(context) {
-               var entity = context.hasEntity(this.entityIds[0]);
-               return entity ? _t.html('issues.fixme_tag.message', {
-                 feature: utilDisplayLabel(entity, context.graph())
-               }) : '';
-             },
-             dynamicFixes: function dynamicFixes() {
-               return [new validationIssueFix({
-                 title: _t.html('issues.fix.address_the_concern.title')
-               })];
-             },
-             reference: showReference,
-             entityIds: [entity.id]
-           })];
+           drawCollisionBoxes(debug, _rskipped, 'debug-skipped');
+           drawCollisionBoxes(debug, _rdrawn, 'debug-drawn');
+           layer.call(filterLabels);
+         }
 
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.fixme_tag.reference'));
-           }
-         };
+         function filterLabels(selection) {
+           var drawLayer = selection.selectAll('.layer-osm.labels');
+           var layers = drawLayer.selectAll('.labels-group.halo, .labels-group.label');
+           layers.selectAll('.nolabel').classed('nolabel', false);
+           var mouse = context.map().mouse();
+           var graph = context.graph();
+           var selectedIDs = context.selectedIDs();
+           var ids = [];
+           var pad, bbox; // hide labels near the mouse
 
-         validation.type = type;
-         return validation;
-       }
+           if (mouse) {
+             pad = 20;
+             bbox = {
+               minX: mouse[0] - pad,
+               minY: mouse[1] - pad,
+               maxX: mouse[0] + pad,
+               maxY: mouse[1] + pad
+             };
 
-       function validationImpossibleOneway() {
-         var type = 'impossible_oneway';
+             var nearMouse = _rdrawn.search(bbox).map(function (entity) {
+               return entity.id;
+             });
 
-         var validation = function checkImpossibleOneway(entity, graph) {
-           if (entity.type !== 'way' || entity.geometry(graph) !== 'line') return [];
-           if (entity.isClosed()) return [];
-           if (!typeForWay(entity)) return [];
-           if (!isOneway(entity)) return [];
-           var firstIssues = issuesForNode(entity, entity.first());
-           var lastIssues = issuesForNode(entity, entity.last());
-           return firstIssues.concat(lastIssues);
+             ids.push.apply(ids, nearMouse);
+           } // hide labels on selected nodes (they look weird when dragging / haloed)
 
-           function typeForWay(way) {
-             if (way.geometry(graph) !== 'line') return null;
-             if (osmRoutableHighwayTagValues[way.tags.highway]) return 'highway';
-             if (osmFlowingWaterwayTagValues[way.tags.waterway]) return 'waterway';
-             return null;
-           }
 
-           function isOneway(way) {
-             if (way.tags.oneway === 'yes') return true;
-             if (way.tags.oneway) return false;
+           for (var i = 0; i < selectedIDs.length; i++) {
+             var entity = graph.hasEntity(selectedIDs[i]);
 
-             for (var key in way.tags) {
-               if (osmOneWayTags[key] && osmOneWayTags[key][way.tags[key]]) {
-                 return true;
-               }
+             if (entity && entity.type === 'node') {
+               ids.push(selectedIDs[i]);
              }
-
-             return false;
            }
 
-           function nodeOccursMoreThanOnce(way, nodeID) {
-             var occurrences = 0;
+           layers.selectAll(utilEntitySelector(ids)).classed('nolabel', true); // draw the mouse bbox if debugging is on..
 
-             for (var index in way.nodes) {
-               if (way.nodes[index] === nodeID) {
-                 occurrences += 1;
-                 if (occurrences > 1) return true;
-               }
-             }
+           var debug = selection.selectAll('.labels-group.debug');
+           var gj = [];
 
-             return false;
+           if (context.getDebug('collision')) {
+             gj = bbox ? [{
+               type: 'Polygon',
+               coordinates: [[[bbox.minX, bbox.minY], [bbox.maxX, bbox.minY], [bbox.maxX, bbox.maxY], [bbox.minX, bbox.maxY], [bbox.minX, bbox.minY]]]
+             }] : [];
            }
 
-           function isConnectedViaOtherTypes(way, node) {
-             var wayType = typeForWay(way);
-
-             if (wayType === 'highway') {
-               // entrances are considered connected
-               if (node.tags.entrance && node.tags.entrance !== 'no') return true;
-               if (node.tags.amenity === 'parking_entrance') return true;
-             } else if (wayType === 'waterway') {
-               if (node.id === way.first()) {
-                 // multiple waterways may start at the same spring
-                 if (node.tags.natural === 'spring') return true;
-               } else {
-                 // multiple waterways may end at the same drain
-                 if (node.tags.manhole === 'drain') return true;
-               }
-             }
+           var box = debug.selectAll('.debug-mouse').data(gj); // exit
 
-             return graph.parentWays(node).some(function (parentWay) {
-               if (parentWay.id === way.id) return false;
+           box.exit().remove(); // enter/update
 
-               if (wayType === 'highway') {
-                 // allow connections to highway areas
-                 if (parentWay.geometry(graph) === 'area' && osmRoutableHighwayTagValues[parentWay.tags.highway]) return true; // count connections to ferry routes as connected
+           box.enter().append('path').attr('class', 'debug debug-mouse yellow').merge(box).attr('d', d3_geoPath());
+         }
 
-                 if (parentWay.tags.route === 'ferry') return true;
-                 return graph.parentRelations(parentWay).some(function (parentRelation) {
-                   if (parentRelation.tags.type === 'route' && parentRelation.tags.route === 'ferry') return true; // allow connections to highway multipolygons
+         var throttleFilterLabels = throttle(filterLabels, 100);
 
-                   return parentRelation.isMultipolygon() && osmRoutableHighwayTagValues[parentRelation.tags.highway];
-                 });
-               } else if (wayType === 'waterway') {
-                 // multiple waterways may start or end at a water body at the same node
-                 if (parentWay.tags.natural === 'water' || parentWay.tags.natural === 'coastline') return true;
-               }
+         drawLabels.observe = function (selection) {
+           var listener = function listener() {
+             throttleFilterLabels(selection);
+           };
 
-               return false;
-             });
-           }
+           selection.on('mousemove.hidelabels', listener);
+           context.on('enter.hidelabels', listener);
+         };
 
-           function issuesForNode(way, nodeID) {
-             var isFirst = nodeID === way.first();
-             var wayType = typeForWay(way); // ignore if this way is self-connected at this node
+         drawLabels.off = function (selection) {
+           throttleFilterLabels.cancel();
+           selection.on('mousemove.hidelabels', null);
+           context.on('enter.hidelabels', null);
+         };
 
-             if (nodeOccursMoreThanOnce(way, nodeID)) return [];
-             var osm = services.osm;
-             if (!osm) return [];
-             var node = graph.hasEntity(nodeID); // ignore if this node or its tile are unloaded
+         return drawLabels;
+       }
 
-             if (!node || !osm.isDataLoaded(node.loc)) return [];
-             if (isConnectedViaOtherTypes(way, node)) return [];
-             var attachedWaysOfSameType = graph.parentWays(node).filter(function (parentWay) {
-               if (parentWay.id === way.id) return false;
-               return typeForWay(parentWay) === wayType;
-             }); // assume it's okay for waterways to start or end disconnected for now
+       var _layerEnabled$1 = false;
 
-             if (wayType === 'waterway' && attachedWaysOfSameType.length === 0) return [];
-             var attachedOneways = attachedWaysOfSameType.filter(function (attachedWay) {
-               return isOneway(attachedWay);
-             }); // ignore if the way is connected to some non-oneway features
+       var _qaService$1;
 
-             if (attachedOneways.length < attachedWaysOfSameType.length) return [];
+       function svgImproveOSM(projection, context, dispatch) {
+         var throttledRedraw = throttle(function () {
+           return dispatch.call('change');
+         }, 1000);
 
-             if (attachedOneways.length) {
-               var connectedEndpointsOkay = attachedOneways.some(function (attachedOneway) {
-                 if ((isFirst ? attachedOneway.first() : attachedOneway.last()) !== nodeID) return true;
-                 if (nodeOccursMoreThanOnce(attachedOneway, nodeID)) return true;
-                 return false;
-               });
-               if (connectedEndpointsOkay) return [];
-             }
+         var minZoom = 12;
+         var touchLayer = select(null);
+         var drawLayer = select(null);
+         var layerVisible = false;
 
-             var placement = isFirst ? 'start' : 'end',
-                 messageID = wayType + '.',
-                 referenceID = wayType + '.';
+         function markerPath(selection, klass) {
+           selection.attr('class', klass).attr('transform', 'translate(-10, -28)').attr('points', '16,3 4,3 1,6 1,17 4,20 7,20 10,27 13,20 16,20 19,17.033 19,6');
+         } // Loosely-coupled improveOSM service for fetching issues
 
-             if (wayType === 'waterway') {
-               messageID += 'connected.' + placement;
-               referenceID += 'connected';
-             } else {
-               messageID += placement;
-               referenceID += placement;
-             }
 
-             return [new validationIssue({
-               type: type,
-               subtype: wayType,
-               severity: 'warning',
-               message: function message(context) {
-                 var entity = context.hasEntity(this.entityIds[0]);
-                 return entity ? _t.html('issues.impossible_oneway.' + messageID + '.message', {
-                   feature: utilDisplayLabel(entity, context.graph())
-                 }) : '';
-               },
-               reference: getReference(referenceID),
-               entityIds: [way.id, node.id],
-               dynamicFixes: function dynamicFixes() {
-                 var fixes = [];
+         function getService() {
+           if (services.improveOSM && !_qaService$1) {
+             _qaService$1 = services.improveOSM;
 
-                 if (attachedOneways.length) {
-                   fixes.push(new validationIssueFix({
-                     icon: 'iD-operation-reverse',
-                     title: _t.html('issues.fix.reverse_feature.title'),
-                     entityIds: [way.id],
-                     onClick: function onClick(context) {
-                       var id = this.issue.entityIds[0];
-                       context.perform(actionReverse(id), _t('operations.reverse.annotation.line', {
-                         n: 1
-                       }));
-                     }
-                   }));
-                 }
+             _qaService$1.on('loaded', throttledRedraw);
+           } else if (!services.improveOSM && _qaService$1) {
+             _qaService$1 = null;
+           }
 
-                 if (node.tags.noexit !== 'yes') {
-                   var textDirection = _mainLocalizer.textDirection();
-                   var useLeftContinue = isFirst && textDirection === 'ltr' || !isFirst && textDirection === 'rtl';
-                   fixes.push(new validationIssueFix({
-                     icon: 'iD-operation-continue' + (useLeftContinue ? '-left' : ''),
-                     title: _t.html('issues.fix.continue_from_' + (isFirst ? 'start' : 'end') + '.title'),
-                     onClick: function onClick(context) {
-                       var entityID = this.issue.entityIds[0];
-                       var vertexID = this.issue.entityIds[1];
-                       var way = context.entity(entityID);
-                       var vertex = context.entity(vertexID);
-                       continueDrawing(way, vertex, context);
-                     }
-                   }));
-                 }
+           return _qaService$1;
+         } // Show the markers
 
-                 return fixes;
-               },
-               loc: node.loc
-             })];
 
-             function getReference(referenceID) {
-               return function showReference(selection) {
-                 selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.impossible_oneway.' + referenceID + '.reference'));
-               };
-             }
+         function editOn() {
+           if (!layerVisible) {
+             layerVisible = true;
+             drawLayer.style('display', 'block');
            }
-         };
+         } // Immediately remove the markers and their touch targets
 
-         function continueDrawing(way, vertex, context) {
-           // make sure the vertex is actually visible and editable
-           var map = context.map();
 
-           if (!context.editable() || !map.trimmedExtent().contains(vertex.loc)) {
-             map.zoomToEase(vertex);
+         function editOff() {
+           if (layerVisible) {
+             layerVisible = false;
+             drawLayer.style('display', 'none');
+             drawLayer.selectAll('.qaItem.improveOSM').remove();
+             touchLayer.selectAll('.qaItem.improveOSM').remove();
            }
+         } // Enable the layer.  This shows the markers and transitions them to visible.
 
-           context.enter(modeDrawLine(context, way.id, context.graph(), 'line', way.affix(vertex.id), true));
-         }
 
-         validation.type = type;
-         return validation;
-       }
+         function layerOn() {
+           editOn();
+           drawLayer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end interrupt', function () {
+             return dispatch.call('change');
+           });
+         } // Disable the layer.  This transitions the layer invisible and then hides the markers.
 
-       function validationIncompatibleSource() {
-         var type = 'incompatible_source';
-         var invalidSources = [{
-           id: 'google',
-           regex: 'google',
-           exceptRegex: 'books.google|Google Books|drive.google|googledrive|Google Drive'
-         }];
 
-         var validation = function checkIncompatibleSource(entity) {
-           var entitySources = entity.tags && entity.tags.source && entity.tags.source.split(';');
-           if (!entitySources) return [];
-           var issues = [];
-           invalidSources.forEach(function (invalidSource) {
-             var hasInvalidSource = entitySources.some(function (source) {
-               if (!source.match(new RegExp(invalidSource.regex, 'i'))) return false;
-               if (invalidSource.exceptRegex && source.match(new RegExp(invalidSource.exceptRegex, 'i'))) return false;
-               return true;
-             });
-             if (!hasInvalidSource) return;
-             issues.push(new validationIssue({
-               type: type,
-               severity: 'warning',
-               message: function message(context) {
-                 var entity = context.hasEntity(this.entityIds[0]);
-                 return entity ? _t.html('issues.incompatible_source.' + invalidSource.id + '.feature.message', {
-                   feature: utilDisplayLabel(entity, context.graph())
-                 }) : '';
-               },
-               reference: getReference(invalidSource.id),
-               entityIds: [entity.id],
-               dynamicFixes: function dynamicFixes() {
-                 return [new validationIssueFix({
-                   title: _t.html('issues.fix.remove_proprietary_data.title')
-                 })];
-               }
-             }));
+         function layerOff() {
+           throttledRedraw.cancel();
+           drawLayer.interrupt();
+           touchLayer.selectAll('.qaItem.improveOSM').remove();
+           drawLayer.transition().duration(250).style('opacity', 0).on('end interrupt', function () {
+             editOff();
+             dispatch.call('change');
            });
-           return issues;
-
-           function getReference(id) {
-             return function showReference(selection) {
-               selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.incompatible_source.' + id + '.reference'));
-             };
-           }
-         };
+         } // Update the issue markers
 
-         validation.type = type;
-         return validation;
-       }
 
-       function validationMaprules() {
-         var type = 'maprules';
+         function updateMarkers() {
+           if (!layerVisible || !_layerEnabled$1) return;
+           var service = getService();
+           var selectedID = context.selectedErrorID();
+           var data = service ? service.getItems(projection) : [];
+           var getTransform = svgPointTransform(projection); // Draw markers..
 
-         var validation = function checkMaprules(entity, graph) {
-           if (!services.maprules) return [];
-           var rules = services.maprules.validationRules();
-           var issues = [];
+           var markers = drawLayer.selectAll('.qaItem.improveOSM').data(data, function (d) {
+             return d.id;
+           }); // exit
 
-           for (var i = 0; i < rules.length; i++) {
-             var rule = rules[i];
-             rule.findIssues(entity, graph, issues);
-           }
+           markers.exit().remove(); // enter
 
-           return issues;
-         };
+           var markersEnter = markers.enter().append('g').attr('class', function (d) {
+             return "qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.itemType);
+           });
+           markersEnter.append('polygon').call(markerPath, 'shadow');
+           markersEnter.append('ellipse').attr('cx', 0).attr('cy', 0).attr('rx', 4.5).attr('ry', 2).attr('class', 'stroke');
+           markersEnter.append('polygon').attr('fill', 'currentColor').call(markerPath, 'qaItem-fill');
+           markersEnter.append('use').attr('transform', 'translate(-6.5, -23)').attr('class', 'icon-annotation').attr('width', '13px').attr('height', '13px').attr('xlink:href', function (d) {
+             var picon = d.icon;
 
-         validation.type = type;
-         return validation;
-       }
+             if (!picon) {
+               return '';
+             } else {
+               var isMaki = /^maki-/.test(picon);
+               return "#".concat(picon).concat(isMaki ? '-11' : '');
+             }
+           }); // update
 
-       function validationMismatchedGeometry() {
-         var type = 'mismatched_geometry';
+           markers.merge(markersEnter).sort(sortY).classed('selected', function (d) {
+             return d.id === selectedID;
+           }).attr('transform', getTransform); // Draw targets..
 
-         function tagSuggestingLineIsArea(entity) {
-           if (entity.type !== 'way' || entity.isClosed()) return null;
-           var tagSuggestingArea = entity.tagSuggestingArea();
+           if (touchLayer.empty()) return;
+           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
+           var targets = touchLayer.selectAll('.qaItem.improveOSM').data(data, function (d) {
+             return d.id;
+           }); // exit
 
-           if (!tagSuggestingArea) {
-             return null;
-           }
+           targets.exit().remove(); // enter/update
 
-           var asLine = _mainPresetIndex.matchTags(tagSuggestingArea, 'line');
-           var asArea = _mainPresetIndex.matchTags(tagSuggestingArea, 'area');
+           targets.enter().append('rect').attr('width', '20px').attr('height', '30px').attr('x', '-10px').attr('y', '-28px').merge(targets).sort(sortY).attr('class', function (d) {
+             return "qaItem ".concat(d.service, " target ").concat(fillClass, " itemId-").concat(d.id);
+           }).attr('transform', getTransform);
 
-           if (asLine && asArea && asLine === asArea) {
-             // these tags also allow lines and making this an area wouldn't matter
-             return null;
+           function sortY(a, b) {
+             return a.id === selectedID ? 1 : b.id === selectedID ? -1 : b.loc[1] - a.loc[1];
            }
+         } // Draw the ImproveOSM layer and schedule loading issues and updating markers.
 
-           return tagSuggestingArea;
-         }
 
-         function makeConnectEndpointsFixOnClick(way, graph) {
-           // must have at least three nodes to close this automatically
-           if (way.nodes.length < 3) return null;
-           var nodes = graph.childNodes(way),
-               testNodes;
-           var firstToLastDistanceMeters = geoSphericalDistance(nodes[0].loc, nodes[nodes.length - 1].loc); // if the distance is very small, attempt to merge the endpoints
+         function drawImproveOSM(selection) {
+           var service = getService();
+           var surface = context.surface();
 
-           if (firstToLastDistanceMeters < 0.75) {
-             testNodes = nodes.slice(); // shallow copy
+           if (surface && !surface.empty()) {
+             touchLayer = surface.selectAll('.data-layer.touch .layer-touch.markers');
+           }
 
-             testNodes.pop();
-             testNodes.push(testNodes[0]); // make sure this will not create a self-intersection
+           drawLayer = selection.selectAll('.layer-improveOSM').data(service ? [0] : []);
+           drawLayer.exit().remove();
+           drawLayer = drawLayer.enter().append('g').attr('class', 'layer-improveOSM').style('display', _layerEnabled$1 ? 'block' : 'none').merge(drawLayer);
 
-             if (!geoHasSelfIntersections(testNodes, testNodes[0].id)) {
-               return function (context) {
-                 var way = context.entity(this.issue.entityIds[0]);
-                 context.perform(actionMergeNodes([way.nodes[0], way.nodes[way.nodes.length - 1]], nodes[0].loc), _t('issues.fix.connect_endpoints.annotation'));
-               };
+           if (_layerEnabled$1) {
+             if (service && ~~context.map().zoom() >= minZoom) {
+               editOn();
+               service.loadIssues(projection);
+               updateMarkers();
+             } else {
+               editOff();
              }
-           } // if the points were not merged, attempt to close the way
+           }
+         } // Toggles the layer on and off
 
 
-           testNodes = nodes.slice(); // shallow copy
+         drawImproveOSM.enabled = function (val) {
+           if (!arguments.length) return _layerEnabled$1;
+           _layerEnabled$1 = val;
 
-           testNodes.push(testNodes[0]); // make sure this will not create a self-intersection
+           if (_layerEnabled$1) {
+             layerOn();
+           } else {
+             layerOff();
 
-           if (!geoHasSelfIntersections(testNodes, testNodes[0].id)) {
-             return function (context) {
-               var wayId = this.issue.entityIds[0];
-               var way = context.entity(wayId);
-               var nodeId = way.nodes[0];
-               var index = way.nodes.length;
-               context.perform(actionAddVertex(wayId, nodeId, index), _t('issues.fix.connect_endpoints.annotation'));
-             };
+             if (context.selectedErrorID()) {
+               context.enter(modeBrowse(context));
+             }
            }
-         }
 
-         function lineTaggedAsAreaIssue(entity) {
-           var tagSuggestingArea = tagSuggestingLineIsArea(entity);
-           if (!tagSuggestingArea) return null;
-           return new validationIssue({
-             type: type,
-             subtype: 'area_as_line',
-             severity: 'warning',
-             message: function message(context) {
-               var entity = context.hasEntity(this.entityIds[0]);
-               return entity ? _t.html('issues.tag_suggests_area.message', {
-                 feature: utilDisplayLabel(entity, 'area'),
-                 tag: utilTagText({
-                   tags: tagSuggestingArea
-                 })
-               }) : '';
-             },
-             reference: showReference,
-             entityIds: [entity.id],
-             hash: JSON.stringify(tagSuggestingArea),
-             dynamicFixes: function dynamicFixes(context) {
-               var fixes = [];
-               var entity = context.entity(this.entityIds[0]);
-               var connectEndsOnClick = makeConnectEndpointsFixOnClick(entity, context.graph());
-               fixes.push(new validationIssueFix({
-                 title: _t.html('issues.fix.connect_endpoints.title'),
-                 onClick: connectEndsOnClick
-               }));
-               fixes.push(new validationIssueFix({
-                 icon: 'iD-operation-delete',
-                 title: _t.html('issues.fix.remove_tag.title'),
-                 onClick: function onClick(context) {
-                   var entityId = this.issue.entityIds[0];
-                   var entity = context.entity(entityId);
-                   var tags = Object.assign({}, entity.tags); // shallow copy
+           dispatch.call('change');
+           return this;
+         };
 
-                   for (var key in tagSuggestingArea) {
-                     delete tags[key];
-                   }
+         drawImproveOSM.supported = function () {
+           return !!getService();
+         };
 
-                   context.perform(actionChangeTags(entityId, tags), _t('issues.fix.remove_tag.annotation'));
-                 }
-               }));
-               return fixes;
-             }
-           });
+         return drawImproveOSM;
+       }
 
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.tag_suggests_area.reference'));
-           }
-         }
+       var _layerEnabled = false;
 
-         function vertexTaggedAsPointIssue(entity, graph) {
-           // we only care about nodes
-           if (entity.type !== 'node') return null; // ignore tagless points
+       var _qaService;
 
-           if (Object.keys(entity.tags).length === 0) return null; // address lines are special so just ignore them
+       function svgOsmose(projection, context, dispatch) {
+         var throttledRedraw = throttle(function () {
+           return dispatch.call('change');
+         }, 1000);
 
-           if (entity.isOnAddressLine(graph)) return null;
-           var geometry = entity.geometry(graph);
-           var allowedGeometries = osmNodeGeometriesForTags(entity.tags);
+         var minZoom = 12;
+         var touchLayer = select(null);
+         var drawLayer = select(null);
+         var layerVisible = false;
 
-           if (geometry === 'point' && !allowedGeometries.point && allowedGeometries.vertex) {
-             return new validationIssue({
-               type: type,
-               subtype: 'vertex_as_point',
-               severity: 'warning',
-               message: function message(context) {
-                 var entity = context.hasEntity(this.entityIds[0]);
-                 return entity ? _t.html('issues.vertex_as_point.message', {
-                   feature: utilDisplayLabel(entity, 'vertex')
-                 }) : '';
-               },
-               reference: function showReference(selection) {
-                 selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.vertex_as_point.reference'));
-               },
-               entityIds: [entity.id]
-             });
-           } else if (geometry === 'vertex' && !allowedGeometries.vertex && allowedGeometries.point) {
-             return new validationIssue({
-               type: type,
-               subtype: 'point_as_vertex',
-               severity: 'warning',
-               message: function message(context) {
-                 var entity = context.hasEntity(this.entityIds[0]);
-                 return entity ? _t.html('issues.point_as_vertex.message', {
-                   feature: utilDisplayLabel(entity, 'point')
-                 }) : '';
-               },
-               reference: function showReference(selection) {
-                 selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.point_as_vertex.reference'));
-               },
-               entityIds: [entity.id],
-               dynamicFixes: function dynamicFixes(context) {
-                 var entityId = this.entityIds[0];
-                 var extractOnClick = null;
-
-                 if (!context.hasHiddenConnections(entityId)) {
-                   extractOnClick = function extractOnClick(context) {
-                     var entityId = this.issue.entityIds[0];
-                     var action = actionExtract(entityId);
-                     context.perform(action, _t('operations.extract.annotation', {
-                       n: 1
-                     })); // re-enter mode to trigger updates
-
-                     context.enter(modeSelect(context, [action.getExtractedNodeID()]));
-                   };
-                 }
+         function markerPath(selection, klass) {
+           selection.attr('class', klass).attr('transform', 'translate(-10, -28)').attr('points', '16,3 4,3 1,6 1,17 4,20 7,20 10,27 13,20 16,20 19,17.033 19,6');
+         } // Loosely-coupled osmose service for fetching issues
 
-                 return [new validationIssueFix({
-                   icon: 'iD-operation-extract',
-                   title: _t.html('issues.fix.extract_point.title'),
-                   onClick: extractOnClick
-                 })];
-               }
-             });
-           }
 
-           return null;
-         }
+         function getService() {
+           if (services.osmose && !_qaService) {
+             _qaService = services.osmose;
 
-         function unclosedMultipolygonPartIssues(entity, graph) {
-           if (entity.type !== 'relation' || !entity.isMultipolygon() || entity.isDegenerate() || // cannot determine issues for incompletely-downloaded relations
-           !entity.isComplete(graph)) return null;
-           var sequences = osmJoinWays(entity.members, graph);
-           var issues = [];
+             _qaService.on('loaded', throttledRedraw);
+           } else if (!services.osmose && _qaService) {
+             _qaService = null;
+           }
 
-           for (var i in sequences) {
-             var sequence = sequences[i];
-             if (!sequence.nodes) continue;
-             var firstNode = sequence.nodes[0];
-             var lastNode = sequence.nodes[sequence.nodes.length - 1]; // part is closed if the first and last nodes are the same
+           return _qaService;
+         } // Show the markers
 
-             if (firstNode === lastNode) continue;
-             var issue = new validationIssue({
-               type: type,
-               subtype: 'unclosed_multipolygon_part',
-               severity: 'warning',
-               message: function message(context) {
-                 var entity = context.hasEntity(this.entityIds[0]);
-                 return entity ? _t.html('issues.unclosed_multipolygon_part.message', {
-                   feature: utilDisplayLabel(entity, context.graph())
-                 }) : '';
-               },
-               reference: showReference,
-               loc: sequence.nodes[0].loc,
-               entityIds: [entity.id],
-               hash: sequence.map(function (way) {
-                 return way.id;
-               }).join()
-             });
-             issues.push(issue);
+
+         function editOn() {
+           if (!layerVisible) {
+             layerVisible = true;
+             drawLayer.style('display', 'block');
            }
+         } // Immediately remove the markers and their touch targets
 
-           return issues;
 
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.unclosed_multipolygon_part.reference'));
+         function editOff() {
+           if (layerVisible) {
+             layerVisible = false;
+             drawLayer.style('display', 'none');
+             drawLayer.selectAll('.qaItem.osmose').remove();
+             touchLayer.selectAll('.qaItem.osmose').remove();
            }
-         }
-
-         var validation = function checkMismatchedGeometry(entity, graph) {
-           var issues = [vertexTaggedAsPointIssue(entity, graph), lineTaggedAsAreaIssue(entity)];
-           issues = issues.concat(unclosedMultipolygonPartIssues(entity, graph));
-           return issues.filter(Boolean);
-         };
+         } // Enable the layer.  This shows the markers and transitions them to visible.
 
-         validation.type = type;
-         return validation;
-       }
 
-       function validationMissingRole() {
-         var type = 'missing_role';
+         function layerOn() {
+           editOn();
+           drawLayer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end interrupt', function () {
+             return dispatch.call('change');
+           });
+         } // Disable the layer.  This transitions the layer invisible and then hides the markers.
 
-         var validation = function checkMissingRole(entity, graph) {
-           var issues = [];
 
-           if (entity.type === 'way') {
-             graph.parentRelations(entity).forEach(function (relation) {
-               if (!relation.isMultipolygon()) return;
-               var member = relation.memberById(entity.id);
+         function layerOff() {
+           throttledRedraw.cancel();
+           drawLayer.interrupt();
+           touchLayer.selectAll('.qaItem.osmose').remove();
+           drawLayer.transition().duration(250).style('opacity', 0).on('end interrupt', function () {
+             editOff();
+             dispatch.call('change');
+           });
+         } // Update the issue markers
 
-               if (member && isMissingRole(member)) {
-                 issues.push(makeIssue(entity, relation, member));
-               }
-             });
-           } else if (entity.type === 'relation' && entity.isMultipolygon()) {
-             entity.indexedMembers().forEach(function (member) {
-               var way = graph.hasEntity(member.id);
 
-               if (way && isMissingRole(member)) {
-                 issues.push(makeIssue(way, entity, member));
-               }
-             });
-           }
+         function updateMarkers() {
+           if (!layerVisible || !_layerEnabled) return;
+           var service = getService();
+           var selectedID = context.selectedErrorID();
+           var data = service ? service.getItems(projection) : [];
+           var getTransform = svgPointTransform(projection); // Draw markers..
 
-           return issues;
-         };
+           var markers = drawLayer.selectAll('.qaItem.osmose').data(data, function (d) {
+             return d.id;
+           }); // exit
 
-         function isMissingRole(member) {
-           return !member.role || !member.role.trim().length;
-         }
+           markers.exit().remove(); // enter
 
-         function makeIssue(way, relation, member) {
-           return new validationIssue({
-             type: type,
-             severity: 'warning',
-             message: function message(context) {
-               var member = context.hasEntity(this.entityIds[1]),
-                   relation = context.hasEntity(this.entityIds[0]);
-               return member && relation ? _t.html('issues.missing_role.message', {
-                 member: utilDisplayLabel(member, context.graph()),
-                 relation: utilDisplayLabel(relation, context.graph())
-               }) : '';
-             },
-             reference: showReference,
-             entityIds: [relation.id, way.id],
-             data: {
-               member: member
-             },
-             hash: member.index.toString(),
-             dynamicFixes: function dynamicFixes() {
-               return [makeAddRoleFix('inner'), makeAddRoleFix('outer'), new validationIssueFix({
-                 icon: 'iD-operation-delete',
-                 title: _t.html('issues.fix.remove_from_relation.title'),
-                 onClick: function onClick(context) {
-                   context.perform(actionDeleteMember(this.issue.entityIds[0], this.issue.data.member.index), _t('operations.delete_member.annotation', {
-                     n: 1
-                   }));
-                 }
-               })];
-             }
+           var markersEnter = markers.enter().append('g').attr('class', function (d) {
+             return "qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.itemType);
            });
+           markersEnter.append('polygon').call(markerPath, 'shadow');
+           markersEnter.append('ellipse').attr('cx', 0).attr('cy', 0).attr('rx', 4.5).attr('ry', 2).attr('class', 'stroke');
+           markersEnter.append('polygon').attr('fill', function (d) {
+             return service.getColor(d.item);
+           }).call(markerPath, 'qaItem-fill');
+           markersEnter.append('use').attr('transform', 'translate(-6.5, -23)').attr('class', 'icon-annotation').attr('width', '13px').attr('height', '13px').attr('xlink:href', function (d) {
+             var picon = d.icon;
 
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.missing_role.multipolygon.reference'));
-           }
-         }
-
-         function makeAddRoleFix(role) {
-           return new validationIssueFix({
-             title: _t.html('issues.fix.set_as_' + role + '.title'),
-             onClick: function onClick(context) {
-               var oldMember = this.issue.data.member;
-               var member = {
-                 id: this.issue.entityIds[1],
-                 type: oldMember.type,
-                 role: role
-               };
-               context.perform(actionChangeMember(this.issue.entityIds[0], member, oldMember.index), _t('operations.change_role.annotation', {
-                 n: 1
-               }));
+             if (!picon) {
+               return '';
+             } else {
+               var isMaki = /^maki-/.test(picon);
+               return "#".concat(picon).concat(isMaki ? '-11' : '');
              }
-           });
-         }
+           }); // update
 
-         validation.type = type;
-         return validation;
-       }
+           markers.merge(markersEnter).sort(sortY).classed('selected', function (d) {
+             return d.id === selectedID;
+           }).attr('transform', getTransform); // Draw targets..
 
-       function validationMissingTag(context) {
-         var type = 'missing_tag';
+           if (touchLayer.empty()) return;
+           var fillClass = context.getDebug('target') ? 'pink' : 'nocolor';
+           var targets = touchLayer.selectAll('.qaItem.osmose').data(data, function (d) {
+             return d.id;
+           }); // exit
 
-         function hasDescriptiveTags(entity, graph) {
-           var keys = Object.keys(entity.tags).filter(function (k) {
-             if (k === 'area' || k === 'name') {
-               return false;
-             } else {
-               return osmIsInterestingTag(k);
-             }
-           });
+           targets.exit().remove(); // enter/update
 
-           if (entity.type === 'relation' && keys.length === 1 && entity.tags.type === 'multipolygon') {
-             // this relation's only interesting tag just says its a multipolygon,
-             // which is not descriptive enough
-             // It's okay for a simple multipolygon to have no descriptive tags
-             // if its outer way has them (old model, see `outdated_tags.js`)
-             return osmOldMultipolygonOuterMemberOfRelation(entity, graph);
+           targets.enter().append('rect').attr('width', '20px').attr('height', '30px').attr('x', '-10px').attr('y', '-28px').merge(targets).sort(sortY).attr('class', function (d) {
+             return "qaItem ".concat(d.service, " target ").concat(fillClass, " itemId-").concat(d.id);
+           }).attr('transform', getTransform);
+
+           function sortY(a, b) {
+             return a.id === selectedID ? 1 : b.id === selectedID ? -1 : b.loc[1] - a.loc[1];
            }
+         } // Draw the Osmose layer and schedule loading issues and updating markers.
 
-           return keys.length > 0;
-         }
 
-         function isUnknownRoad(entity) {
-           return entity.type === 'way' && entity.tags.highway === 'road';
-         }
+         function drawOsmose(selection) {
+           var service = getService();
+           var surface = context.surface();
 
-         function isUntypedRelation(entity) {
-           return entity.type === 'relation' && !entity.tags.type;
-         }
+           if (surface && !surface.empty()) {
+             touchLayer = surface.selectAll('.data-layer.touch .layer-touch.markers');
+           }
 
-         var validation = function checkMissingTag(entity, graph) {
-           var subtype;
-           var osm = context.connection();
-           var isUnloadedNode = entity.type === 'node' && osm && !osm.isDataLoaded(entity.loc); // we can't know if the node is a vertex if the tile is undownloaded
+           drawLayer = selection.selectAll('.layer-osmose').data(service ? [0] : []);
+           drawLayer.exit().remove();
+           drawLayer = drawLayer.enter().append('g').attr('class', 'layer-osmose').style('display', _layerEnabled ? 'block' : 'none').merge(drawLayer);
 
-           if (!isUnloadedNode && // allow untagged nodes that are part of ways
-           entity.geometry(graph) !== 'vertex' && // allow untagged entities that are part of relations
-           !entity.hasParentRelations(graph)) {
-             if (Object.keys(entity.tags).length === 0) {
-               subtype = 'any';
-             } else if (!hasDescriptiveTags(entity, graph)) {
-               subtype = 'descriptive';
-             } else if (isUntypedRelation(entity)) {
-               subtype = 'relation_type';
+           if (_layerEnabled) {
+             if (service && ~~context.map().zoom() >= minZoom) {
+               editOn();
+               service.loadIssues(projection);
+               updateMarkers();
+             } else {
+               editOff();
              }
-           } // flag an unknown road even if it's a member of a relation
+           }
+         } // Toggles the layer on and off
 
 
-           if (!subtype && isUnknownRoad(entity)) {
-             subtype = 'highway_classification';
+         drawOsmose.enabled = function (val) {
+           if (!arguments.length) return _layerEnabled;
+           _layerEnabled = val;
+
+           if (_layerEnabled) {
+             // Strings supplied by Osmose fetched before showing layer for first time
+             // NOTE: Currently no way to change locale in iD at runtime, would need to re-call this method if that's ever implemented
+             // Also, If layer is toggled quickly multiple requests are sent
+             getService().loadStrings().then(layerOn)["catch"](function (err) {
+               console.log(err); // eslint-disable-line no-console
+             });
+           } else {
+             layerOff();
+
+             if (context.selectedErrorID()) {
+               context.enter(modeBrowse(context));
+             }
            }
 
-           if (!subtype) return [];
-           var messageID = subtype === 'highway_classification' ? 'unknown_road' : 'missing_tag.' + subtype;
-           var referenceID = subtype === 'highway_classification' ? 'unknown_road' : 'missing_tag'; // can always delete if the user created it in the first place..
+           dispatch.call('change');
+           return this;
+         };
 
-           var canDelete = entity.version === undefined || entity.v !== undefined;
-           var severity = canDelete && subtype !== 'highway_classification' ? 'error' : 'warning';
-           return [new validationIssue({
-             type: type,
-             subtype: subtype,
-             severity: severity,
-             message: function message(context) {
-               var entity = context.hasEntity(this.entityIds[0]);
-               return entity ? _t.html('issues.' + messageID + '.message', {
-                 feature: utilDisplayLabel(entity, context.graph())
-               }) : '';
-             },
-             reference: showReference,
-             entityIds: [entity.id],
-             dynamicFixes: function dynamicFixes(context) {
-               var fixes = [];
-               var selectFixType = subtype === 'highway_classification' ? 'select_road_type' : 'select_preset';
-               fixes.push(new validationIssueFix({
-                 icon: 'iD-icon-search',
-                 title: _t.html('issues.fix.' + selectFixType + '.title'),
-                 onClick: function onClick(context) {
-                   context.ui().sidebar.showPresetList();
-                 }
-               }));
-               var deleteOnClick;
-               var id = this.entityIds[0];
-               var operation = operationDelete(context, [id]);
-               var disabledReasonID = operation.disabled();
+         drawOsmose.supported = function () {
+           return !!getService();
+         };
 
-               if (!disabledReasonID) {
-                 deleteOnClick = function deleteOnClick(context) {
-                   var id = this.issue.entityIds[0];
-                   var operation = operationDelete(context, [id]);
+         return drawOsmose;
+       }
 
-                   if (!operation.disabled()) {
-                     operation();
-                   }
-                 };
-               }
+       function svgStreetside(projection, context, dispatch) {
+         var throttledRedraw = throttle(function () {
+           dispatch.call('change');
+         }, 1000);
 
-               fixes.push(new validationIssueFix({
-                 icon: 'iD-operation-delete',
-                 title: _t.html('issues.fix.delete_feature.title'),
-                 disabledReason: disabledReasonID ? _t('operations.delete.' + disabledReasonID + '.single') : undefined,
-                 onClick: deleteOnClick
-               }));
-               return fixes;
-             }
-           })];
+         var minZoom = 14;
+         var minMarkerZoom = 16;
+         var minViewfieldZoom = 18;
+         var layer = select(null);
+         var _viewerYaw = 0;
+         var _selectedSequence = null;
 
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.' + referenceID + '.reference'));
-           }
-         };
+         var _streetside;
+         /**
+          * init().
+          */
 
-         validation.type = type;
-         return validation;
-       }
 
-       var simplify = function simplify(str) {
-         return diacritics.remove(str.replace(/&/g, 'and').replace(/[\s\-=_!"#%'*{},.\/:;?\(\)\[\]@\\$\^*+<>~`’\u00a1\u00a7\u00b6\u00b7\u00bf\u037e\u0387\u055a-\u055f\u0589\u05c0\u05c3\u05c6\u05f3\u05f4\u0609\u060a\u060c\u060d\u061b\u061e\u061f\u066a-\u066d\u06d4\u0700-\u070d\u07f7-\u07f9\u0830-\u083e\u085e\u0964\u0965\u0970\u0af0\u0df4\u0e4f\u0e5a\u0e5b\u0f04-\u0f12\u0f14\u0f85\u0fd0-\u0fd4\u0fd9\u0fda\u104a-\u104f\u10fb\u1360-\u1368\u166d\u166e\u16eb-\u16ed\u1735\u1736\u17d4-\u17d6\u17d8-\u17da\u1800-\u1805\u1807-\u180a\u1944\u1945\u1a1e\u1a1f\u1aa0-\u1aa6\u1aa8-\u1aad\u1b5a-\u1b60\u1bfc-\u1bff\u1c3b-\u1c3f\u1c7e\u1c7f\u1cc0-\u1cc7\u1cd3\u2016\u2017\u2020-\u2027\u2030-\u2038\u203b-\u203e\u2041-\u2043\u2047-\u2051\u2053\u2055-\u205e\u2cf9-\u2cfc\u2cfe\u2cff\u2d70\u2e00\u2e01\u2e06-\u2e08\u2e0b\u2e0e-\u2e16\u2e18\u2e19\u2e1b\u2e1e\u2e1f\u2e2a-\u2e2e\u2e30-\u2e39\u3001-\u3003\u303d\u30fb\ua4fe\ua4ff\ua60d-\ua60f\ua673\ua67e\ua6f2-\ua6f7\ua874-\ua877\ua8ce\ua8cf\ua8f8-\ua8fa\ua92e\ua92f\ua95f\ua9c1-\ua9cd\ua9de\ua9df\uaa5c-\uaa5f\uaade\uaadf\uaaf0\uaaf1\uabeb\ufe10-\ufe16\ufe19\ufe30\ufe45\ufe46\ufe49-\ufe4c\ufe50-\ufe52\ufe54-\ufe57\ufe5f-\ufe61\ufe68\ufe6a\ufe6b\uff01-\uff03\uff05-\uff07\uff0a\uff0c\uff0e\uff0f\uff1a\uff1b\uff1f\uff20\uff3c\uff61\uff64\uff65]+/g, '').toLowerCase());
-       };
+         function init() {
+           if (svgStreetside.initialized) return; // run once
 
-       // {
-       //   kvnd:        "amenity/fast_food|Thaï Express~(North America)",
-       //   kvn:         "amenity/fast_food|Thaï Express",
-       //   kv:          "amenity/fast_food",
-       //   k:           "amenity",
-       //   v:           "fast_food",
-       //   n:           "Thaï Express",
-       //   d:           "(North America)",
-       //   nsimple:     "thaiexpress",
-       //   kvnnsimple:  "amenity/fast_food|thaiexpress"
-       // }
+           svgStreetside.enabled = false;
+           svgStreetside.initialized = true;
+         }
+         /**
+          * getService().
+          */
 
-       var to_parts = function to_parts(kvnd) {
-         var parts = {};
-         parts.kvnd = kvnd;
-         var kvndparts = kvnd.split('~', 2);
-         if (kvndparts.length > 1) parts.d = kvndparts[1];
-         parts.kvn = kvndparts[0];
-         var kvnparts = parts.kvn.split('|', 2);
-         if (kvnparts.length > 1) parts.n = kvnparts[1];
-         parts.kv = kvnparts[0];
-         var kvparts = parts.kv.split('/', 2);
-         parts.k = kvparts[0];
-         parts.v = kvparts[1];
-         parts.nsimple = simplify(parts.n);
-         parts.kvnsimple = parts.kv + '|' + parts.nsimple;
-         return parts;
-       };
 
-       var matchGroups = {adult_gaming_centre:["amenity/casino","amenity/gambling","leisure/adult_gaming_centre"],beauty:["shop/beauty","shop/hairdresser_supply"],bed:["shop/bed","shop/furniture"],beverages:["shop/alcohol","shop/beverages"],camping:["leisure/park","tourism/camp_site","tourism/caravan_site"],car_parts:["shop/car_parts","shop/car_repair","shop/tires","shop/tyres"],confectionery:["shop/candy","shop/chocolate","shop/confectionery"],convenience:["shop/beauty","shop/chemist","shop/convenience","shop/cosmetics","shop/newsagent"],coworking:["amenity/coworking_space","office/coworking","office/coworking_space"],electronics:["office/telecommunication","shop/computer","shop/electronics","shop/hifi","shop/mobile","shop/mobile_phone","shop/telecommunication"],fashion:["shop/accessories","shop/bag","shop/botique","shop/clothes","shop/department_store","shop/fashion","shop/fashion_accessories","shop/sports","shop/shoes"],financial:["amenity/bank","office/accountant","office/financial","office/financial_advisor","office/tax_advisor","shop/tax"],fitness:["leisure/fitness_centre","leisure/fitness_center","leisure/sports_centre","leisure/sports_center"],food:["amenity/cafe","amenity/fast_food","amenity/ice_cream","amenity/restaurant","shop/bakery","shop/ice_cream","shop/pastry","shop/tea","shop/coffee"],fuel:["amenity/fuel","shop/gas","shop/convenience;gas","shop/gas;convenience"],gift:["shop/gift","shop/card","shop/cards","shop/stationery"],hardware:["shop/carpet","shop/diy","shop/doityourself","shop/doors","shop/electrical","shop/flooring","shop/hardware","shop/power_tools","shop/tool_hire","shop/tools","shop/trade"],health_food:["shop/health","shop/health_food","shop/herbalist","shop/nutrition_supplements"],houseware:["shop/houseware","shop/interior_decoration"],lodging:["tourism/hotel","tourism/motel"],money_transfer:["amenity/money_transfer","shop/money_transfer"],outdoor:["shop/outdoor","shop/sports"],rental:["amenity/bicycle_rental","amenity/boat_rental","amenity/car_rental","amenity/truck_rental","amenity/vehicle_rental","shop/rental"],school:["amenity/childcare","amenity/college","amenity/kindergarten","amenity/language_school","amenity/prep_school","amenity/school","amenity/university"],supermarket:["shop/food","shop/frozen_food","shop/greengrocer","shop/grocery","shop/supermarket","shop/wholesale"],variety_store:["shop/variety_store","shop/supermarket","shop/discount","shop/convenience"],vending:["amenity/vending_machine","shop/vending_machine"],wholesale:["shop/wholesale","shop/supermarket","shop/department_store"]};
-       var require$$0 = {
-       matchGroups: matchGroups
-       };
+         function getService() {
+           if (services.streetside && !_streetside) {
+             _streetside = services.streetside;
 
-       var matchGroups$1 = require$$0.matchGroups;
+             _streetside.event.on('viewerChanged.svgStreetside', viewerChanged).on('loadedImages.svgStreetside', throttledRedraw);
+           } else if (!services.streetside && _streetside) {
+             _streetside = null;
+           }
 
-       var matcher$1 = function matcher() {
-         var _warnings = []; // array of match conflict pairs
+           return _streetside;
+         }
+         /**
+          * showLayer().
+          */
 
-         var _ambiguous = {};
-         var _matchIndex = {};
-         var matcher = {}; // Create an index of all the keys/simplenames for fast matching
 
-         matcher.buildMatchIndex = function (brands) {
-           // two passes - once for primary names, once for secondary/alternate names
-           Object.keys(brands).forEach(function (kvnd) {
-             return insertNames(kvnd, 'primary');
-           });
-           Object.keys(brands).forEach(function (kvnd) {
-             return insertNames(kvnd, 'secondary');
+         function showLayer() {
+           var service = getService();
+           if (!service) return;
+           editOn();
+           layer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end', function () {
+             dispatch.call('change');
            });
+         }
+         /**
+          * hideLayer().
+          */
 
-           function insertNames(kvnd, which) {
-             var obj = brands[kvnd];
-             var parts = to_parts(kvnd); // Exit early for ambiguous names in the second pass.
-             // They were collected in the first pass and we don't gather alt names for them.
 
-             if (which === 'secondary' && parts.d) return;
+         function hideLayer() {
+           throttledRedraw.cancel();
+           layer.transition().duration(250).style('opacity', 0).on('end', editOff);
+         }
+         /**
+          * editOn().
+          */
 
-             if (obj.countryCodes) {
-               parts.countryCodes = obj.countryCodes.slice(); // copy
-             }
 
-             var nomatches = obj.nomatch || [];
+         function editOn() {
+           layer.style('display', 'block');
+         }
+         /**
+          * editOff().
+          */
 
-             if (nomatches.some(function (s) {
-               return s === kvnd;
-             })) {
-               console.log("WARNING match/nomatch conflict for ".concat(kvnd));
-               return;
-             }
 
-             var match_kv = [parts.kv].concat(obj.matchTags || []).concat(["".concat(parts.k, "/yes"), "building/yes"]) // #3454 - match some generic tags
-             .map(function (s) {
-               return s.toLowerCase();
-             });
-             var match_nsimple = [];
+         function editOff() {
+           layer.selectAll('.viewfield-group').remove();
+           layer.style('display', 'none');
+         }
+         /**
+          * click() Handles 'bubble' point click event.
+          */
 
-             if (which === 'primary') {
-               match_nsimple = [parts.n].concat(obj.matchNames || []).concat(obj.tags.official_name || []) // #2732 - match alternate names
-               .map(simplify);
-             } else if (which === 'secondary') {
-               match_nsimple = [].concat(obj.tags.alt_name || []) // #2732 - match alternate names
-               .concat(obj.tags.short_name || []) // #2732 - match alternate names
-               .map(simplify);
-             }
 
-             if (!match_nsimple.length) return; // nothing to do
+         function click(d3_event, d) {
+           var service = getService();
+           if (!service) return; // try to preserve the viewer rotation when staying on the same sequence
 
-             match_kv.forEach(function (kv) {
-               match_nsimple.forEach(function (nsimple) {
-                 if (parts.d) {
-                   // Known ambiguous names with disambiguation string ~(USA) / ~(Canada)
-                   // FIXME: Name collisions will overwrite the initial entry (ok for now)
-                   if (!_ambiguous[kv]) _ambiguous[kv] = {};
-                   _ambiguous[kv][nsimple] = parts;
-                 } else {
-                   // Names we mostly expect to be unique..
-                   if (!_matchIndex[kv]) _matchIndex[kv] = {};
-                   var m = _matchIndex[kv][nsimple];
-
-                   if (m) {
-                     // There already is a match for this name, skip it
-                     // Warn if we detect collisions in a primary name.
-                     // Skip warning if a secondary name or a generic `*=yes` tag - #2972 / #3454
-                     if (which === 'primary' && !/\/yes$/.test(kv)) {
-                       _warnings.push([m.kvnd, "".concat(kvnd, " (").concat(kv, "/").concat(nsimple, ")")]);
-                     }
-                   } else {
-                     _matchIndex[kv][nsimple] = parts; // insert
-                   }
-                 }
-               });
-             });
+           if (d.sequenceKey !== _selectedSequence) {
+             _viewerYaw = 0; // reset
            }
-         }; // pass a `key`, `value`, `name` and return the best match,
-         // `countryCode` optional (if supplied, must match that too)
 
+           _selectedSequence = d.sequenceKey;
+           service.ensureViewerLoaded(context).then(function () {
+             service.selectImage(context, d.key).yaw(_viewerYaw).showViewer(context);
+           });
+           context.map().centerEase(d.loc);
+         }
+         /**
+          * mouseover().
+          */
 
-         matcher.matchKVN = function (key, value, name, countryCode) {
-           return matcher.matchParts(to_parts("".concat(key, "/").concat(value, "|").concat(name)), countryCode);
-         }; // pass a parts object and return the best match,
-         // `countryCode` optional (if supplied, must match that too)
 
+         function mouseover(d3_event, d) {
+           var service = getService();
+           if (service) service.setStyles(context, d);
+         }
+         /**
+          * mouseout().
+          */
 
-         matcher.matchParts = function (parts, countryCode) {
-           var match = null;
-           var inGroup = false; // fixme: we currently return a single match for ambiguous
 
-           match = _ambiguous[parts.kv] && _ambiguous[parts.kv][parts.nsimple];
-           if (match && matchesCountryCode(match)) return match; // try to return an exact match
+         function mouseout() {
+           var service = getService();
+           if (service) service.setStyles(context, null);
+         }
+         /**
+          * transform().
+          */
 
-           match = _matchIndex[parts.kv] && _matchIndex[parts.kv][parts.nsimple];
-           if (match && matchesCountryCode(match)) return match; // look in match groups
 
-           for (var mg in matchGroups$1) {
-             var matchGroup = matchGroups$1[mg];
-             match = null;
-             inGroup = false;
+         function transform(d) {
+           var t = svgPointTransform(projection)(d);
+           var rot = d.ca + _viewerYaw;
 
-             for (var i = 0; i < matchGroup.length; i++) {
-               var otherkv = matchGroup[i].toLowerCase();
+           if (rot) {
+             t += ' rotate(' + Math.floor(rot) + ',0,0)';
+           }
 
-               if (!inGroup) {
-                 inGroup = otherkv === parts.kv;
-               }
+           return t;
+         }
 
-               if (!match) {
-                 // fixme: we currently return a single match for ambiguous
-                 match = _ambiguous[otherkv] && _ambiguous[otherkv][parts.nsimple];
-               }
+         function viewerChanged() {
+           var service = getService();
+           if (!service) return;
+           var viewer = service.viewer();
+           if (!viewer) return; // update viewfield rotation
 
-               if (!match) {
-                 match = _matchIndex[otherkv] && _matchIndex[otherkv][parts.nsimple];
-               }
+           _viewerYaw = viewer.getYaw(); // avoid updating if the map is currently transformed
+           // e.g. during drags or easing.
 
-               if (match && !matchesCountryCode(match)) {
-                 match = null;
-               }
+           if (context.map().isTransformed()) return;
+           layer.selectAll('.viewfield-group.currentView').attr('transform', transform);
+         }
 
-               if (inGroup && match) {
-                 return match;
-               }
-             }
+         function filterBubbles(bubbles) {
+           var fromDate = context.photos().fromDate();
+           var toDate = context.photos().toDate();
+           var usernames = context.photos().usernames();
+
+           if (fromDate) {
+             var fromTimestamp = new Date(fromDate).getTime();
+             bubbles = bubbles.filter(function (bubble) {
+               return new Date(bubble.captured_at).getTime() >= fromTimestamp;
+             });
            }
 
-           return null;
+           if (toDate) {
+             var toTimestamp = new Date(toDate).getTime();
+             bubbles = bubbles.filter(function (bubble) {
+               return new Date(bubble.captured_at).getTime() <= toTimestamp;
+             });
+           }
 
-           function matchesCountryCode(match) {
-             if (!countryCode) return true;
-             if (!match.countryCodes) return true;
-             return match.countryCodes.indexOf(countryCode) !== -1;
+           if (usernames) {
+             bubbles = bubbles.filter(function (bubble) {
+               return usernames.indexOf(bubble.captured_by) !== -1;
+             });
            }
-         };
 
-         matcher.getWarnings = function () {
-           return _warnings;
-         };
+           return bubbles;
+         }
 
-         return matcher;
-       };
+         function filterSequences(sequences) {
+           var fromDate = context.photos().fromDate();
+           var toDate = context.photos().toDate();
+           var usernames = context.photos().usernames();
 
-       var fromCharCode = String.fromCharCode;
-       var nativeFromCodePoint = String.fromCodePoint;
+           if (fromDate) {
+             var fromTimestamp = new Date(fromDate).getTime();
+             sequences = sequences.filter(function (sequences) {
+               return new Date(sequences.properties.captured_at).getTime() >= fromTimestamp;
+             });
+           }
 
-       // length should be 1, old FF problem
-       var INCORRECT_LENGTH = !!nativeFromCodePoint && nativeFromCodePoint.length != 1;
+           if (toDate) {
+             var toTimestamp = new Date(toDate).getTime();
+             sequences = sequences.filter(function (sequences) {
+               return new Date(sequences.properties.captured_at).getTime() <= toTimestamp;
+             });
+           }
 
-       // `String.fromCodePoint` method
-       // https://tc39.es/ecma262/#sec-string.fromcodepoint
-       _export({ target: 'String', stat: true, forced: INCORRECT_LENGTH }, {
-         // eslint-disable-next-line no-unused-vars -- required for `.length`
-         fromCodePoint: function fromCodePoint(x) {
-           var elements = [];
-           var length = arguments.length;
-           var i = 0;
-           var code;
-           while (length > i) {
-             code = +arguments[i++];
-             if (toAbsoluteIndex(code, 0x10FFFF) !== code) throw RangeError(code + ' is not a valid code point');
-             elements.push(code < 0x10000
-               ? fromCharCode(code)
-               : fromCharCode(((code -= 0x10000) >> 10) + 0xD800, code % 0x400 + 0xDC00)
-             );
-           } return elements.join('');
+           if (usernames) {
+             sequences = sequences.filter(function (sequences) {
+               return usernames.indexOf(sequences.properties.captured_by) !== -1;
+             });
+           }
+
+           return sequences;
          }
-       });
+         /**
+          * update().
+          */
 
-       var quickselect$2 = createCommonjsModule(function (module, exports) {
-         (function (global, factory) {
-            module.exports = factory() ;
-         })(commonjsGlobal, function () {
 
-           function quickselect(arr, k, left, right, compare) {
-             quickselectStep(arr, k, left || 0, right || arr.length - 1, compare || defaultCompare);
+         function update() {
+           var viewer = context.container().select('.photoviewer');
+           var selected = viewer.empty() ? undefined : viewer.datum();
+           var z = ~~context.map().zoom();
+           var showMarkers = z >= minMarkerZoom;
+           var showViewfields = z >= minViewfieldZoom;
+           var service = getService();
+           var sequences = [];
+           var bubbles = [];
+
+           if (context.photos().showsPanoramic()) {
+             sequences = service ? service.sequences(projection) : [];
+             bubbles = service && showMarkers ? service.bubbles(projection) : [];
+             sequences = filterSequences(sequences);
+             bubbles = filterBubbles(bubbles);
            }
 
-           function quickselectStep(arr, k, left, right, compare) {
-             while (right > left) {
-               if (right - left > 600) {
-                 var n = right - left + 1;
-                 var m = k - left + 1;
-                 var z = Math.log(n);
-                 var s = 0.5 * Math.exp(2 * z / 3);
-                 var sd = 0.5 * Math.sqrt(z * s * (n - s) / n) * (m - n / 2 < 0 ? -1 : 1);
-                 var newLeft = Math.max(left, Math.floor(k - m * s / n + sd));
-                 var newRight = Math.min(right, Math.floor(k + (n - m) * s / n + sd));
-                 quickselectStep(arr, k, newLeft, newRight, compare);
-               }
+           var traces = layer.selectAll('.sequences').selectAll('.sequence').data(sequences, function (d) {
+             return d.properties.key;
+           }); // exit
 
-               var t = arr[k];
-               var i = left;
-               var j = right;
-               swap(arr, left, k);
-               if (compare(arr[right], t) > 0) swap(arr, left, right);
+           traces.exit().remove(); // enter/update
 
-               while (i < j) {
-                 swap(arr, i, j);
-                 i++;
-                 j--;
+           traces = traces.enter().append('path').attr('class', 'sequence').merge(traces).attr('d', svgPath(projection).geojson);
+           var groups = layer.selectAll('.markers').selectAll('.viewfield-group').data(bubbles, function (d) {
+             // force reenter once bubbles are attached to a sequence
+             return d.key + (d.sequenceKey ? 'v1' : 'v0');
+           }); // exit
 
-                 while (compare(arr[i], t) < 0) {
-                   i++;
-                 }
+           groups.exit().remove(); // enter
 
-                 while (compare(arr[j], t) > 0) {
-                   j--;
-                 }
-               }
+           var groupsEnter = groups.enter().append('g').attr('class', 'viewfield-group').on('mouseenter', mouseover).on('mouseleave', mouseout).on('click', click);
+           groupsEnter.append('g').attr('class', 'viewfield-scale'); // update
 
-               if (compare(arr[left], t) === 0) swap(arr, left, j);else {
-                 j++;
-                 swap(arr, j, right);
-               }
-               if (j <= k) left = j + 1;
-               if (k <= j) right = j - 1;
+           var markers = groups.merge(groupsEnter).sort(function (a, b) {
+             return a === selected ? 1 : b === selected ? -1 : b.loc[1] - a.loc[1];
+           }).attr('transform', transform).select('.viewfield-scale');
+           markers.selectAll('circle').data([0]).enter().append('circle').attr('dx', '0').attr('dy', '0').attr('r', '6');
+           var viewfields = markers.selectAll('.viewfield').data(showViewfields ? [0] : []);
+           viewfields.exit().remove(); // viewfields may or may not be drawn...
+           // but if they are, draw below the circles
+
+           viewfields.enter().insert('path', 'circle').attr('class', 'viewfield').attr('transform', 'scale(1.5,1.5),translate(-8, -13)').attr('d', viewfieldPath);
+
+           function viewfieldPath() {
+             var d = this.parentNode.__data__;
+
+             if (d.pano) {
+               return 'M 8,13 m -10,0 a 10,10 0 1,0 20,0 a 10,10 0 1,0 -20,0';
+             } else {
+               return 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z';
              }
            }
+         }
+         /**
+          * drawImages()
+          * drawImages is the method that is returned (and that runs) every time 'svgStreetside()' is called.
+          * 'svgStreetside()' is called from index.js
+          */
 
-           function swap(arr, i, j) {
-             var tmp = arr[i];
-             arr[i] = arr[j];
-             arr[j] = tmp;
-           }
 
-           function defaultCompare(a, b) {
-             return a < b ? -1 : a > b ? 1 : 0;
+         function drawImages(selection) {
+           var enabled = svgStreetside.enabled;
+           var service = getService();
+           layer = selection.selectAll('.layer-streetside-images').data(service ? [0] : []);
+           layer.exit().remove();
+           var layerEnter = layer.enter().append('g').attr('class', 'layer-streetside-images').style('display', enabled ? 'block' : 'none');
+           layerEnter.append('g').attr('class', 'sequences');
+           layerEnter.append('g').attr('class', 'markers');
+           layer = layerEnter.merge(layer);
+
+           if (enabled) {
+             if (service && ~~context.map().zoom() >= minZoom) {
+               editOn();
+               update();
+               service.loadBubbles(projection);
+             } else {
+               editOff();
+             }
            }
+         }
+         /**
+          * drawImages.enabled().
+          */
 
-           return quickselect;
-         });
-       });
 
-       var rbush_1 = rbush;
-       var _default$1 = rbush;
+         drawImages.enabled = function (_) {
+           if (!arguments.length) return svgStreetside.enabled;
+           svgStreetside.enabled = _;
+
+           if (svgStreetside.enabled) {
+             showLayer();
+             context.photos().on('change.streetside', update);
+           } else {
+             hideLayer();
+             context.photos().on('change.streetside', null);
+           }
 
-       function rbush(maxEntries, format) {
-         if (!(this instanceof rbush)) return new rbush(maxEntries, format); // max entries in a node is 9 by default; min node fill is 40% for best performance
+           dispatch.call('change');
+           return this;
+         };
+         /**
+          * drawImages.supported().
+          */
 
-         this._maxEntries = Math.max(4, maxEntries || 9);
-         this._minEntries = Math.max(2, Math.ceil(this._maxEntries * 0.4));
 
-         if (format) {
-           this._initFormat(format);
-         }
+         drawImages.supported = function () {
+           return !!getService();
+         };
 
-         this.clear();
+         init();
+         return drawImages;
        }
 
-       rbush.prototype = {
-         all: function all() {
-           return this._all(this.data, []);
-         },
-         search: function search(bbox) {
-           var node = this.data,
-               result = [],
-               toBBox = this.toBBox;
-           if (!intersects$1(bbox, node)) return result;
-           var nodesToSearch = [],
-               i,
-               len,
-               child,
-               childBBox;
-
-           while (node) {
-             for (i = 0, len = node.children.length; i < len; i++) {
-               child = node.children[i];
-               childBBox = node.leaf ? toBBox(child) : child;
+       function svgMapillaryImages(projection, context, dispatch) {
+         var throttledRedraw = throttle(function () {
+           dispatch.call('change');
+         }, 1000);
 
-               if (intersects$1(bbox, childBBox)) {
-                 if (node.leaf) result.push(child);else if (contains$1(bbox, childBBox)) this._all(child, result);else nodesToSearch.push(child);
-               }
-             }
+         var minZoom = 12;
+         var minMarkerZoom = 16;
+         var minViewfieldZoom = 18;
+         var layer = select(null);
 
-             node = nodesToSearch.pop();
-           }
+         var _mapillary;
 
-           return result;
-         },
-         collides: function collides(bbox) {
-           var node = this.data,
-               toBBox = this.toBBox;
-           if (!intersects$1(bbox, node)) return false;
-           var nodesToSearch = [],
-               i,
-               len,
-               child,
-               childBBox;
+         function init() {
+           if (svgMapillaryImages.initialized) return; // run once
 
-           while (node) {
-             for (i = 0, len = node.children.length; i < len; i++) {
-               child = node.children[i];
-               childBBox = node.leaf ? toBBox(child) : child;
+           svgMapillaryImages.enabled = false;
+           svgMapillaryImages.initialized = true;
+         }
 
-               if (intersects$1(bbox, childBBox)) {
-                 if (node.leaf || contains$1(bbox, childBBox)) return true;
-                 nodesToSearch.push(child);
-               }
-             }
+         function getService() {
+           if (services.mapillary && !_mapillary) {
+             _mapillary = services.mapillary;
 
-             node = nodesToSearch.pop();
+             _mapillary.event.on('loadedImages', throttledRedraw);
+           } else if (!services.mapillary && _mapillary) {
+             _mapillary = null;
            }
 
-           return false;
-         },
-         load: function load(data) {
-           if (!(data && data.length)) return this;
+           return _mapillary;
+         }
 
-           if (data.length < this._minEntries) {
-             for (var i = 0, len = data.length; i < len; i++) {
-               this.insert(data[i]);
-             }
+         function showLayer() {
+           var service = getService();
+           if (!service) return;
+           editOn();
+           layer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end', function () {
+             dispatch.call('change');
+           });
+         }
 
-             return this;
-           } // recursively build the tree with the given data from scratch using OMT algorithm
+         function hideLayer() {
+           throttledRedraw.cancel();
+           layer.transition().duration(250).style('opacity', 0).on('end', editOff);
+         }
 
+         function editOn() {
+           layer.style('display', 'block');
+         }
 
-           var node = this._build(data.slice(), 0, data.length - 1, 0);
+         function editOff() {
+           layer.selectAll('.viewfield-group').remove();
+           layer.style('display', 'none');
+         }
 
-           if (!this.data.children.length) {
-             // save as is if tree is empty
-             this.data = node;
-           } else if (this.data.height === node.height) {
-             // split root if trees have the same height
-             this._splitRoot(this.data, node);
-           } else {
-             if (this.data.height < node.height) {
-               // swap trees if inserted one is bigger
-               var tmpNode = this.data;
-               this.data = node;
-               node = tmpNode;
-             } // insert the small tree into the large tree at appropriate level
+         function click(d3_event, image) {
+           var service = getService();
+           if (!service) return;
+           service.ensureViewerLoaded(context).then(function () {
+             service.selectImage(context, image.id).showViewer(context);
+           });
+           context.map().centerEase(image.loc);
+         }
 
+         function mouseover(d3_event, image) {
+           var service = getService();
+           if (service) service.setStyles(context, image);
+         }
 
-             this._insert(node, this.data.height - node.height - 1, true);
+         function mouseout() {
+           var service = getService();
+           if (service) service.setStyles(context, null);
+         }
+
+         function transform(d) {
+           var t = svgPointTransform(projection)(d);
+
+           if (d.ca) {
+             t += ' rotate(' + Math.floor(d.ca) + ',0,0)';
            }
 
-           return this;
-         },
-         insert: function insert(item) {
-           if (item) this._insert(item, this.data.height - 1);
-           return this;
-         },
-         clear: function clear() {
-           this.data = createNode$1([]);
-           return this;
-         },
-         remove: function remove(item, equalsFn) {
-           if (!item) return this;
-           var node = this.data,
-               bbox = this.toBBox(item),
-               path = [],
-               indexes = [],
-               i,
-               parent,
-               index,
-               goingUp; // depth-first iterative tree traversal
+           return t;
+         }
 
-           while (node || path.length) {
-             if (!node) {
-               // go up
-               node = path.pop();
-               parent = path[path.length - 1];
-               i = indexes.pop();
-               goingUp = true;
-             }
+         function filterImages(images) {
+           var showsPano = context.photos().showsPanoramic();
+           var showsFlat = context.photos().showsFlat();
+           var fromDate = context.photos().fromDate();
+           var toDate = context.photos().toDate();
+
+           if (!showsPano || !showsFlat) {
+             images = images.filter(function (image) {
+               if (image.is_pano) return showsPano;
+               return showsFlat;
+             });
+           }
+
+           if (fromDate) {
+             images = images.filter(function (image) {
+               return new Date(image.captured_at).getTime() >= new Date(fromDate).getTime();
+             });
+           }
 
-             if (node.leaf) {
-               // check current node
-               index = findItem$1(item, node.children, equalsFn);
+           if (toDate) {
+             images = images.filter(function (image) {
+               return new Date(image.captured_at).getTime() <= new Date(toDate).getTime();
+             });
+           }
 
-               if (index !== -1) {
-                 // item found, remove the item and condense tree upwards
-                 node.children.splice(index, 1);
-                 path.push(node);
+           return images;
+         }
 
-                 this._condense(path);
+         function filterSequences(sequences) {
+           var showsPano = context.photos().showsPanoramic();
+           var showsFlat = context.photos().showsFlat();
+           var fromDate = context.photos().fromDate();
+           var toDate = context.photos().toDate();
 
-                 return this;
+           if (!showsPano || !showsFlat) {
+             sequences = sequences.filter(function (sequence) {
+               if (sequence.properties.hasOwnProperty('is_pano')) {
+                 if (sequence.properties.is_pano) return showsPano;
+                 return showsFlat;
                }
-             }
-
-             if (!goingUp && !node.leaf && contains$1(node, bbox)) {
-               // go down
-               path.push(node);
-               indexes.push(i);
-               i = 0;
-               parent = node;
-               node = node.children[0];
-             } else if (parent) {
-               // go right
-               i++;
-               node = parent.children[i];
-               goingUp = false;
-             } else node = null; // nothing found
 
+               return false;
+             });
            }
 
-           return this;
-         },
-         toBBox: function toBBox(item) {
-           return item;
-         },
-         compareMinX: compareNodeMinX$1,
-         compareMinY: compareNodeMinY$1,
-         toJSON: function toJSON() {
-           return this.data;
-         },
-         fromJSON: function fromJSON(data) {
-           this.data = data;
-           return this;
-         },
-         _all: function _all(node, result) {
-           var nodesToSearch = [];
+           if (fromDate) {
+             sequences = sequences.filter(function (sequence) {
+               return new Date(sequence.properties.captured_at).getTime() >= new Date(fromDate).getTime().toString();
+             });
+           }
 
-           while (node) {
-             if (node.leaf) result.push.apply(result, node.children);else nodesToSearch.push.apply(nodesToSearch, node.children);
-             node = nodesToSearch.pop();
+           if (toDate) {
+             sequences = sequences.filter(function (sequence) {
+               return new Date(sequence.properties.captured_at).getTime() <= new Date(toDate).getTime().toString();
+             });
            }
 
-           return result;
-         },
-         _build: function _build(items, left, right, height) {
-           var N = right - left + 1,
-               M = this._maxEntries,
-               node;
+           return sequences;
+         }
 
-           if (N <= M) {
-             // reached leaf level; return leaf
-             node = createNode$1(items.slice(left, right + 1));
-             calcBBox$1(node, this.toBBox);
-             return node;
-           }
+         function update() {
+           var z = ~~context.map().zoom();
+           var showMarkers = z >= minMarkerZoom;
+           var showViewfields = z >= minViewfieldZoom;
+           var service = getService();
+           var sequences = service ? service.sequences(projection) : [];
+           var images = service && showMarkers ? service.images(projection) : [];
+           images = filterImages(images);
+           sequences = filterSequences(sequences);
+           service.filterViewer(context);
+           var traces = layer.selectAll('.sequences').selectAll('.sequence').data(sequences, function (d) {
+             return d.properties.id;
+           }); // exit
 
-           if (!height) {
-             // target height of the bulk-loaded tree
-             height = Math.ceil(Math.log(N) / Math.log(M)); // target number of root entries to maximize storage utilization
+           traces.exit().remove(); // enter/update
 
-             M = Math.ceil(N / Math.pow(M, height - 1));
-           }
+           traces = traces.enter().append('path').attr('class', 'sequence').merge(traces).attr('d', svgPath(projection).geojson);
+           var groups = layer.selectAll('.markers').selectAll('.viewfield-group').data(images, function (d) {
+             return d.id;
+           }); // exit
 
-           node = createNode$1([]);
-           node.leaf = false;
-           node.height = height; // split the items into M mostly square tiles
+           groups.exit().remove(); // enter
 
-           var N2 = Math.ceil(N / M),
-               N1 = N2 * Math.ceil(Math.sqrt(M)),
-               i,
-               j,
-               right2,
-               right3;
-           multiSelect$1(items, left, right, N1, this.compareMinX);
+           var groupsEnter = groups.enter().append('g').attr('class', 'viewfield-group').on('mouseenter', mouseover).on('mouseleave', mouseout).on('click', click);
+           groupsEnter.append('g').attr('class', 'viewfield-scale'); // update
 
-           for (i = left; i <= right; i += N1) {
-             right2 = Math.min(i + N1 - 1, right);
-             multiSelect$1(items, i, right2, N2, this.compareMinY);
+           var markers = groups.merge(groupsEnter).sort(function (a, b) {
+             return b.loc[1] - a.loc[1]; // sort Y
+           }).attr('transform', transform).select('.viewfield-scale');
+           markers.selectAll('circle').data([0]).enter().append('circle').attr('dx', '0').attr('dy', '0').attr('r', '6');
+           var viewfields = markers.selectAll('.viewfield').data(showViewfields ? [0] : []);
+           viewfields.exit().remove();
+           viewfields.enter() // viewfields may or may not be drawn...
+           .insert('path', 'circle') // but if they are, draw below the circles
+           .attr('class', 'viewfield').classed('pano', function () {
+             return this.parentNode.__data__.is_pano;
+           }).attr('transform', 'scale(1.5,1.5),translate(-8, -13)').attr('d', viewfieldPath);
 
-             for (j = i; j <= right2; j += N2) {
-               right3 = Math.min(j + N2 - 1, right2); // pack each entry recursively
+           function viewfieldPath() {
+             if (this.parentNode.__data__.is_pano) {
+               return 'M 8,13 m -10,0 a 10,10 0 1,0 20,0 a 10,10 0 1,0 -20,0';
+             } else {
+               return 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z';
+             }
+           }
+         }
 
-               node.children.push(this._build(items, j, right3, height - 1));
+         function drawImages(selection) {
+           var enabled = svgMapillaryImages.enabled;
+           var service = getService();
+           layer = selection.selectAll('.layer-mapillary').data(service ? [0] : []);
+           layer.exit().remove();
+           var layerEnter = layer.enter().append('g').attr('class', 'layer-mapillary').style('display', enabled ? 'block' : 'none');
+           layerEnter.append('g').attr('class', 'sequences');
+           layerEnter.append('g').attr('class', 'markers');
+           layer = layerEnter.merge(layer);
+
+           if (enabled) {
+             if (service && ~~context.map().zoom() >= minZoom) {
+               editOn();
+               update();
+               service.loadImages(projection);
+             } else {
+               editOff();
              }
            }
+         }
 
-           calcBBox$1(node, this.toBBox);
-           return node;
-         },
-         _chooseSubtree: function _chooseSubtree(bbox, node, level, path) {
-           var i, len, child, targetNode, area, enlargement, minArea, minEnlargement;
+         drawImages.enabled = function (_) {
+           if (!arguments.length) return svgMapillaryImages.enabled;
+           svgMapillaryImages.enabled = _;
 
-           while (true) {
-             path.push(node);
-             if (node.leaf || path.length - 1 === level) break;
-             minArea = minEnlargement = Infinity;
+           if (svgMapillaryImages.enabled) {
+             showLayer();
+             context.photos().on('change.mapillary_images', update);
+           } else {
+             hideLayer();
+             context.photos().on('change.mapillary_images', null);
+           }
 
-             for (i = 0, len = node.children.length; i < len; i++) {
-               child = node.children[i];
-               area = bboxArea$1(child);
-               enlargement = enlargedArea$1(bbox, child) - area; // choose entry with the least area enlargement
+           dispatch.call('change');
+           return this;
+         };
 
-               if (enlargement < minEnlargement) {
-                 minEnlargement = enlargement;
-                 minArea = area < minArea ? area : minArea;
-                 targetNode = child;
-               } else if (enlargement === minEnlargement) {
-                 // otherwise choose one with the smallest area
-                 if (area < minArea) {
-                   minArea = area;
-                   targetNode = child;
-                 }
-               }
-             }
+         drawImages.supported = function () {
+           return !!getService();
+         };
 
-             node = targetNode || node.children[0];
-           }
+         init();
+         return drawImages;
+       }
 
-           return node;
-         },
-         _insert: function _insert(item, level, isNode) {
-           var toBBox = this.toBBox,
-               bbox = isNode ? item : toBBox(item),
-               insertPath = []; // find the best node for accommodating the item, saving all nodes along the path too
+       function svgMapillaryPosition(projection, context) {
+         var throttledRedraw = throttle(function () {
+           update();
+         }, 1000);
 
-           var node = this._chooseSubtree(bbox, this.data, level, insertPath); // put the item into the node
+         var minZoom = 12;
+         var minViewfieldZoom = 18;
+         var layer = select(null);
 
+         var _mapillary;
 
-           node.children.push(item);
-           extend$3(node, bbox); // split on node overflow; propagate upwards if necessary
+         var viewerCompassAngle;
 
-           while (level >= 0) {
-             if (insertPath[level].children.length > this._maxEntries) {
-               this._split(insertPath, level);
+         function init() {
+           if (svgMapillaryPosition.initialized) return; // run once
 
-               level--;
-             } else break;
-           } // adjust bboxes along the insertion path
+           svgMapillaryPosition.initialized = true;
+         }
 
+         function getService() {
+           if (services.mapillary && !_mapillary) {
+             _mapillary = services.mapillary;
 
-           this._adjustParentBBoxes(bbox, insertPath, level);
-         },
-         // split overflowed node into two
-         _split: function _split(insertPath, level) {
-           var node = insertPath[level],
-               M = node.children.length,
-               m = this._minEntries;
+             _mapillary.event.on('imageChanged', throttledRedraw);
 
-           this._chooseSplitAxis(node, m, M);
+             _mapillary.event.on('bearingChanged', function (e) {
+               viewerCompassAngle = e.bearing;
+               if (context.map().isTransformed()) return;
+               layer.selectAll('.viewfield-group.currentView').filter(function (d) {
+                 return d.is_pano;
+               }).attr('transform', transform);
+             });
+           } else if (!services.mapillary && _mapillary) {
+             _mapillary = null;
+           }
 
-           var splitIndex = this._chooseSplitIndex(node, m, M);
+           return _mapillary;
+         }
 
-           var newNode = createNode$1(node.children.splice(splitIndex, node.children.length - splitIndex));
-           newNode.height = node.height;
-           newNode.leaf = node.leaf;
-           calcBBox$1(node, this.toBBox);
-           calcBBox$1(newNode, this.toBBox);
-           if (level) insertPath[level - 1].children.push(newNode);else this._splitRoot(node, newNode);
-         },
-         _splitRoot: function _splitRoot(node, newNode) {
-           // split root node
-           this.data = createNode$1([node, newNode]);
-           this.data.height = node.height + 1;
-           this.data.leaf = false;
-           calcBBox$1(this.data, this.toBBox);
-         },
-         _chooseSplitIndex: function _chooseSplitIndex(node, m, M) {
-           var i, bbox1, bbox2, overlap, area, minOverlap, minArea, index;
-           minOverlap = minArea = Infinity;
+         function editOn() {
+           layer.style('display', 'block');
+         }
 
-           for (i = m; i <= M - m; i++) {
-             bbox1 = distBBox$1(node, 0, i, this.toBBox);
-             bbox2 = distBBox$1(node, i, M, this.toBBox);
-             overlap = intersectionArea$1(bbox1, bbox2);
-             area = bboxArea$1(bbox1) + bboxArea$1(bbox2); // choose distribution with minimum overlap
+         function editOff() {
+           layer.selectAll('.viewfield-group').remove();
+           layer.style('display', 'none');
+         }
 
-             if (overlap < minOverlap) {
-               minOverlap = overlap;
-               index = i;
-               minArea = area < minArea ? area : minArea;
-             } else if (overlap === minOverlap) {
-               // otherwise choose distribution with minimum area
-               if (area < minArea) {
-                 minArea = area;
-                 index = i;
-               }
-             }
+         function transform(d) {
+           var t = svgPointTransform(projection)(d);
+
+           if (d.is_pano && viewerCompassAngle !== null && isFinite(viewerCompassAngle)) {
+             t += ' rotate(' + Math.floor(viewerCompassAngle) + ',0,0)';
+           } else if (d.ca) {
+             t += ' rotate(' + Math.floor(d.ca) + ',0,0)';
            }
 
-           return index;
-         },
-         // sorts node children by the best axis for split
-         _chooseSplitAxis: function _chooseSplitAxis(node, m, M) {
-           var compareMinX = node.leaf ? this.compareMinX : compareNodeMinX$1,
-               compareMinY = node.leaf ? this.compareMinY : compareNodeMinY$1,
-               xMargin = this._allDistMargin(node, m, M, compareMinX),
-               yMargin = this._allDistMargin(node, m, M, compareMinY); // if total distributions margin value is minimal for x, sort by minX,
-           // otherwise it's already sorted by minY
+           return t;
+         }
 
+         function update() {
+           var z = ~~context.map().zoom();
+           var showViewfields = z >= minViewfieldZoom;
+           var service = getService();
+           var image = service && service.getActiveImage();
+           var groups = layer.selectAll('.markers').selectAll('.viewfield-group').data(image ? [image] : [], function (d) {
+             return d.id;
+           }); // exit
 
-           if (xMargin < yMargin) node.children.sort(compareMinX);
-         },
-         // total margin of all possible split distributions where each node is at least m full
-         _allDistMargin: function _allDistMargin(node, m, M, compare) {
-           node.children.sort(compare);
-           var toBBox = this.toBBox,
-               leftBBox = distBBox$1(node, 0, m, toBBox),
-               rightBBox = distBBox$1(node, M - m, M, toBBox),
-               margin = bboxMargin$1(leftBBox) + bboxMargin$1(rightBBox),
-               i,
-               child;
+           groups.exit().remove(); // enter
 
-           for (i = m; i < M - m; i++) {
-             child = node.children[i];
-             extend$3(leftBBox, node.leaf ? toBBox(child) : child);
-             margin += bboxMargin$1(leftBBox);
-           }
+           var groupsEnter = groups.enter().append('g').attr('class', 'viewfield-group currentView highlighted');
+           groupsEnter.append('g').attr('class', 'viewfield-scale'); // update
 
-           for (i = M - m - 1; i >= m; i--) {
-             child = node.children[i];
-             extend$3(rightBBox, node.leaf ? toBBox(child) : child);
-             margin += bboxMargin$1(rightBBox);
-           }
+           var markers = groups.merge(groupsEnter).attr('transform', transform).select('.viewfield-scale');
+           markers.selectAll('circle').data([0]).enter().append('circle').attr('dx', '0').attr('dy', '0').attr('r', '6');
+           var viewfields = markers.selectAll('.viewfield').data(showViewfields ? [0] : []);
+           viewfields.exit().remove();
+           viewfields.enter().insert('path', 'circle').attr('class', 'viewfield').attr('transform', 'scale(1.5,1.5),translate(-8, -13)').attr('d', 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z');
+         }
 
-           return margin;
-         },
-         _adjustParentBBoxes: function _adjustParentBBoxes(bbox, path, level) {
-           // adjust bboxes along the given tree path
-           for (var i = level; i >= 0; i--) {
-             extend$3(path[i], bbox);
-           }
-         },
-         _condense: function _condense(path) {
-           // go through the path, removing empty nodes and updating bboxes
-           for (var i = path.length - 1, siblings; i >= 0; i--) {
-             if (path[i].children.length === 0) {
-               if (i > 0) {
-                 siblings = path[i - 1].children;
-                 siblings.splice(siblings.indexOf(path[i]), 1);
-               } else this.clear();
-             } else calcBBox$1(path[i], this.toBBox);
+         function drawImages(selection) {
+           var service = getService();
+           layer = selection.selectAll('.layer-mapillary-position').data(service ? [0] : []);
+           layer.exit().remove();
+           var layerEnter = layer.enter().append('g').attr('class', 'layer-mapillary-position');
+           layerEnter.append('g').attr('class', 'markers');
+           layer = layerEnter.merge(layer);
+
+           if (service && ~~context.map().zoom() >= minZoom) {
+             editOn();
+             update();
+           } else {
+             editOff();
            }
-         },
-         _initFormat: function _initFormat(format) {
-           // data format (minX, minY, maxX, maxY accessors)
-           // uses eval-type function compilation instead of just accepting a toBBox function
-           // because the algorithms are very sensitive to sorting functions performance,
-           // so they should be dead simple and without inner calls
-           var compareArr = ['return a', ' - b', ';'];
-           this.compareMinX = new Function('a', 'b', compareArr.join(format[0]));
-           this.compareMinY = new Function('a', 'b', compareArr.join(format[1]));
-           this.toBBox = new Function('a', 'return {minX: a' + format[0] + ', minY: a' + format[1] + ', maxX: a' + format[2] + ', maxY: a' + format[3] + '};');
          }
-       };
 
-       function findItem$1(item, items, equalsFn) {
-         if (!equalsFn) return items.indexOf(item);
+         drawImages.enabled = function () {
+           update();
+           return this;
+         };
 
-         for (var i = 0; i < items.length; i++) {
-           if (equalsFn(item, items[i])) return i;
-         }
+         drawImages.supported = function () {
+           return !!getService();
+         };
 
-         return -1;
-       } // calculate node's bbox from bboxes of its children
+         init();
+         return drawImages;
+       }
 
+       function svgMapillarySigns(projection, context, dispatch) {
+         var throttledRedraw = throttle(function () {
+           dispatch.call('change');
+         }, 1000);
 
-       function calcBBox$1(node, toBBox) {
-         distBBox$1(node, 0, node.children.length, toBBox, node);
-       } // min bounding rectangle of node children from k to p-1
+         var minZoom = 12;
+         var layer = select(null);
 
+         var _mapillary;
 
-       function distBBox$1(node, k, p, toBBox, destNode) {
-         if (!destNode) destNode = createNode$1(null);
-         destNode.minX = Infinity;
-         destNode.minY = Infinity;
-         destNode.maxX = -Infinity;
-         destNode.maxY = -Infinity;
+         function init() {
+           if (svgMapillarySigns.initialized) return; // run once
 
-         for (var i = k, child; i < p; i++) {
-           child = node.children[i];
-           extend$3(destNode, node.leaf ? toBBox(child) : child);
+           svgMapillarySigns.enabled = false;
+           svgMapillarySigns.initialized = true;
          }
 
-         return destNode;
-       }
-
-       function extend$3(a, b) {
-         a.minX = Math.min(a.minX, b.minX);
-         a.minY = Math.min(a.minY, b.minY);
-         a.maxX = Math.max(a.maxX, b.maxX);
-         a.maxY = Math.max(a.maxY, b.maxY);
-         return a;
-       }
+         function getService() {
+           if (services.mapillary && !_mapillary) {
+             _mapillary = services.mapillary;
 
-       function compareNodeMinX$1(a, b) {
-         return a.minX - b.minX;
-       }
+             _mapillary.event.on('loadedSigns', throttledRedraw);
+           } else if (!services.mapillary && _mapillary) {
+             _mapillary = null;
+           }
 
-       function compareNodeMinY$1(a, b) {
-         return a.minY - b.minY;
-       }
+           return _mapillary;
+         }
 
-       function bboxArea$1(a) {
-         return (a.maxX - a.minX) * (a.maxY - a.minY);
-       }
+         function showLayer() {
+           var service = getService();
+           if (!service) return;
+           service.loadSignResources(context);
+           editOn();
+         }
 
-       function bboxMargin$1(a) {
-         return a.maxX - a.minX + (a.maxY - a.minY);
-       }
+         function hideLayer() {
+           throttledRedraw.cancel();
+           editOff();
+         }
 
-       function enlargedArea$1(a, b) {
-         return (Math.max(b.maxX, a.maxX) - Math.min(b.minX, a.minX)) * (Math.max(b.maxY, a.maxY) - Math.min(b.minY, a.minY));
-       }
+         function editOn() {
+           layer.style('display', 'block');
+         }
 
-       function intersectionArea$1(a, b) {
-         var minX = Math.max(a.minX, b.minX),
-             minY = Math.max(a.minY, b.minY),
-             maxX = Math.min(a.maxX, b.maxX),
-             maxY = Math.min(a.maxY, b.maxY);
-         return Math.max(0, maxX - minX) * Math.max(0, maxY - minY);
-       }
+         function editOff() {
+           layer.selectAll('.icon-sign').remove();
+           layer.style('display', 'none');
+         }
 
-       function contains$1(a, b) {
-         return a.minX <= b.minX && a.minY <= b.minY && b.maxX <= a.maxX && b.maxY <= a.maxY;
-       }
+         function click(d3_event, d) {
+           var service = getService();
+           if (!service) return;
+           context.map().centerEase(d.loc);
+           var selectedImageId = service.getActiveImage() && service.getActiveImage().id;
+           service.getDetections(d.id).then(function (detections) {
+             if (detections.length) {
+               var imageId = detections[0].image.id;
 
-       function intersects$1(a, b) {
-         return b.minX <= a.maxX && b.minY <= a.maxY && b.maxX >= a.minX && b.maxY >= a.minY;
-       }
+               if (imageId === selectedImageId) {
+                 service.highlightDetection(detections[0]).selectImage(context, imageId);
+               } else {
+                 service.ensureViewerLoaded(context).then(function () {
+                   service.highlightDetection(detections[0]).selectImage(context, imageId).showViewer(context);
+                 });
+               }
+             }
+           });
+         }
 
-       function createNode$1(children) {
-         return {
-           children: children,
-           height: 1,
-           leaf: true,
-           minX: Infinity,
-           minY: Infinity,
-           maxX: -Infinity,
-           maxY: -Infinity
-         };
-       } // sort an array so that items come in groups of n unsorted items, with groups sorted between each other;
-       // combines selection algorithm with binary divide & conquer approach
+         function filterData(detectedFeatures) {
+           var fromDate = context.photos().fromDate();
+           var toDate = context.photos().toDate();
 
+           if (fromDate) {
+             var fromTimestamp = new Date(fromDate).getTime();
+             detectedFeatures = detectedFeatures.filter(function (feature) {
+               return new Date(feature.last_seen_at).getTime() >= fromTimestamp;
+             });
+           }
 
-       function multiSelect$1(arr, left, right, n, compare) {
-         var stack = [left, right],
-             mid;
+           if (toDate) {
+             var toTimestamp = new Date(toDate).getTime();
+             detectedFeatures = detectedFeatures.filter(function (feature) {
+               return new Date(feature.first_seen_at).getTime() <= toTimestamp;
+             });
+           }
 
-         while (stack.length) {
-           right = stack.pop();
-           left = stack.pop();
-           if (right - left <= n) continue;
-           mid = left + Math.ceil((right - left) / n / 2) * n;
-           quickselect$2(arr, mid, left, right, compare);
-           stack.push(left, mid, mid, right);
+           return detectedFeatures;
          }
-       }
-       rbush_1["default"] = _default$1;
-
-       var lineclip_1 = lineclip$1;
-       lineclip$1.polyline = lineclip$1;
-       lineclip$1.polygon = polygonclip$1; // Cohen-Sutherland line clippign algorithm, adapted to efficiently
-       // handle polylines rather than just segments
 
-       function lineclip$1(points, bbox, result) {
-         var len = points.length,
-             codeA = bitCode$1(points[0], bbox),
-             part = [],
-             i,
-             a,
-             b,
-             codeB,
-             lastCode;
-         if (!result) result = [];
+         function update() {
+           var service = getService();
+           var data = service ? service.signs(projection) : [];
+           data = filterData(data);
+           var transform = svgPointTransform(projection);
+           var signs = layer.selectAll('.icon-sign').data(data, function (d) {
+             return d.id;
+           }); // exit
 
-         for (i = 1; i < len; i++) {
-           a = points[i - 1];
-           b = points[i];
-           codeB = lastCode = bitCode$1(b, bbox);
+           signs.exit().remove(); // enter
 
-           while (true) {
-             if (!(codeA | codeB)) {
-               // accept
-               part.push(a);
+           var enter = signs.enter().append('g').attr('class', 'icon-sign icon-detected').on('click', click);
+           enter.append('use').attr('width', '24px').attr('height', '24px').attr('x', '-12px').attr('y', '-12px').attr('xlink:href', function (d) {
+             return '#' + d.value;
+           });
+           enter.append('rect').attr('width', '24px').attr('height', '24px').attr('x', '-12px').attr('y', '-12px'); // update
 
-               if (codeB !== lastCode) {
-                 // segment went outside
-                 part.push(b);
+           signs.merge(enter).attr('transform', transform);
+         }
 
-                 if (i < len - 1) {
-                   // start a new line
-                   result.push(part);
-                   part = [];
-                 }
-               } else if (i === len - 1) {
-                 part.push(b);
-               }
+         function drawSigns(selection) {
+           var enabled = svgMapillarySigns.enabled;
+           var service = getService();
+           layer = selection.selectAll('.layer-mapillary-signs').data(service ? [0] : []);
+           layer.exit().remove();
+           layer = layer.enter().append('g').attr('class', 'layer-mapillary-signs layer-mapillary-detections').style('display', enabled ? 'block' : 'none').merge(layer);
 
-               break;
-             } else if (codeA & codeB) {
-               // trivial reject
-               break;
-             } else if (codeA) {
-               // a outside, intersect with clip edge
-               a = intersect$1(a, b, codeA, bbox);
-               codeA = bitCode$1(a, bbox);
+           if (enabled) {
+             if (service && ~~context.map().zoom() >= minZoom) {
+               editOn();
+               update();
+               service.loadSigns(projection);
+               service.showSignDetections(true);
              } else {
-               // b outside
-               b = intersect$1(a, b, codeB, bbox);
-               codeB = bitCode$1(b, bbox);
+               editOff();
              }
+           } else if (service) {
+             service.showSignDetections(false);
            }
-
-           codeA = lastCode;
          }
 
-         if (part.length) result.push(part);
-         return result;
-       } // Sutherland-Hodgeman polygon clipping algorithm
+         drawSigns.enabled = function (_) {
+           if (!arguments.length) return svgMapillarySigns.enabled;
+           svgMapillarySigns.enabled = _;
 
+           if (svgMapillarySigns.enabled) {
+             showLayer();
+             context.photos().on('change.mapillary_signs', update);
+           } else {
+             hideLayer();
+             context.photos().on('change.mapillary_signs', null);
+           }
 
-       function polygonclip$1(points, bbox) {
-         var result, edge, prev, prevInside, i, p, inside; // clip against each side of the clip rectangle
+           dispatch.call('change');
+           return this;
+         };
 
-         for (edge = 1; edge <= 8; edge *= 2) {
-           result = [];
-           prev = points[points.length - 1];
-           prevInside = !(bitCode$1(prev, bbox) & edge);
+         drawSigns.supported = function () {
+           return !!getService();
+         };
 
-           for (i = 0; i < points.length; i++) {
-             p = points[i];
-             inside = !(bitCode$1(p, bbox) & edge); // if segment goes through the clip window, add an intersection
+         init();
+         return drawSigns;
+       }
 
-             if (inside !== prevInside) result.push(intersect$1(prev, p, edge, bbox));
-             if (inside) result.push(p); // add a point if it's inside
+       function svgMapillaryMapFeatures(projection, context, dispatch) {
+         var throttledRedraw = throttle(function () {
+           dispatch.call('change');
+         }, 1000);
 
-             prev = p;
-             prevInside = inside;
-           }
+         var minZoom = 12;
+         var layer = select(null);
 
-           points = result;
-           if (!points.length) break;
-         }
+         var _mapillary;
 
-         return result;
-       } // intersect a segment against one of the 4 lines that make up the bbox
+         function init() {
+           if (svgMapillaryMapFeatures.initialized) return; // run once
 
+           svgMapillaryMapFeatures.enabled = false;
+           svgMapillaryMapFeatures.initialized = true;
+         }
 
-       function intersect$1(a, b, edge, bbox) {
-         return edge & 8 ? [a[0] + (b[0] - a[0]) * (bbox[3] - a[1]) / (b[1] - a[1]), bbox[3]] : // top
-         edge & 4 ? [a[0] + (b[0] - a[0]) * (bbox[1] - a[1]) / (b[1] - a[1]), bbox[1]] : // bottom
-         edge & 2 ? [bbox[2], a[1] + (b[1] - a[1]) * (bbox[2] - a[0]) / (b[0] - a[0])] : // right
-         edge & 1 ? [bbox[0], a[1] + (b[1] - a[1]) * (bbox[0] - a[0]) / (b[0] - a[0])] : // left
-         null;
-       } // bit code reflects the point position relative to the bbox:
-       //         left  mid  right
-       //    top  1001  1000  1010
-       //    mid  0001  0000  0010
-       // bottom  0101  0100  0110
+         function getService() {
+           if (services.mapillary && !_mapillary) {
+             _mapillary = services.mapillary;
 
+             _mapillary.event.on('loadedMapFeatures', throttledRedraw);
+           } else if (!services.mapillary && _mapillary) {
+             _mapillary = null;
+           }
 
-       function bitCode$1(p, bbox) {
-         var code = 0;
-         if (p[0] < bbox[0]) code |= 1; // left
-         else if (p[0] > bbox[2]) code |= 2; // right
+           return _mapillary;
+         }
 
-         if (p[1] < bbox[1]) code |= 4; // bottom
-         else if (p[1] > bbox[3]) code |= 8; // top
+         function showLayer() {
+           var service = getService();
+           if (!service) return;
+           service.loadObjectResources(context);
+           editOn();
+         }
 
-         return code;
-       }
+         function hideLayer() {
+           throttledRedraw.cancel();
+           editOff();
+         }
 
-       var whichPolygon_1 = whichPolygon;
+         function editOn() {
+           layer.style('display', 'block');
+         }
 
-       function whichPolygon(data) {
-         var bboxes = [];
+         function editOff() {
+           layer.selectAll('.icon-map-feature').remove();
+           layer.style('display', 'none');
+         }
 
-         for (var i = 0; i < data.features.length; i++) {
-           var feature = data.features[i];
-           var coords = feature.geometry.coordinates;
+         function click(d3_event, d) {
+           var service = getService();
+           if (!service) return;
+           context.map().centerEase(d.loc);
+           var selectedImageId = service.getActiveImage() && service.getActiveImage().id;
+           service.getDetections(d.id).then(function (detections) {
+             if (detections.length) {
+               var imageId = detections[0].image.id;
 
-           if (feature.geometry.type === 'Polygon') {
-             bboxes.push(treeItem(coords, feature.properties));
-           } else if (feature.geometry.type === 'MultiPolygon') {
-             for (var j = 0; j < coords.length; j++) {
-               bboxes.push(treeItem(coords[j], feature.properties));
+               if (imageId === selectedImageId) {
+                 service.highlightDetection(detections[0]).selectImage(context, imageId);
+               } else {
+                 service.ensureViewerLoaded(context).then(function () {
+                   service.highlightDetection(detections[0]).selectImage(context, imageId).showViewer(context);
+                 });
+               }
              }
-           }
+           });
          }
 
-         var tree = rbush_1().load(bboxes);
+         function filterData(detectedFeatures) {
+           var fromDate = context.photos().fromDate();
+           var toDate = context.photos().toDate();
 
-         function query(p, multi) {
-           var output = [],
-               result = tree.search({
-             minX: p[0],
-             minY: p[1],
-             maxX: p[0],
-             maxY: p[1]
-           });
+           if (fromDate) {
+             detectedFeatures = detectedFeatures.filter(function (feature) {
+               return new Date(feature.last_seen_at).getTime() >= new Date(fromDate).getTime();
+             });
+           }
 
-           for (var i = 0; i < result.length; i++) {
-             if (insidePolygon(result[i].coords, p)) {
-               if (multi) output.push(result[i].props);else return result[i].props;
-             }
+           if (toDate) {
+             detectedFeatures = detectedFeatures.filter(function (feature) {
+               return new Date(feature.first_seen_at).getTime() <= new Date(toDate).getTime();
+             });
            }
 
-           return multi && output.length ? output : null;
+           return detectedFeatures;
          }
 
-         query.tree = tree;
+         function update() {
+           var service = getService();
+           var data = service ? service.mapFeatures(projection) : [];
+           data = filterData(data);
+           var transform = svgPointTransform(projection);
+           var mapFeatures = layer.selectAll('.icon-map-feature').data(data, function (d) {
+             return d.id;
+           }); // exit
 
-         query.bbox = function queryBBox(bbox) {
-           var output = [];
-           var result = tree.search({
-             minX: bbox[0],
-             minY: bbox[1],
-             maxX: bbox[2],
-             maxY: bbox[3]
+           mapFeatures.exit().remove(); // enter
+
+           var enter = mapFeatures.enter().append('g').attr('class', 'icon-map-feature icon-detected').on('click', click);
+           enter.append('title').text(function (d) {
+             var id = d.value.replace(/--/g, '.').replace(/-/g, '_');
+             return _t('mapillary_map_features.' + id);
+           });
+           enter.append('use').attr('width', '24px').attr('height', '24px').attr('x', '-12px').attr('y', '-12px').attr('xlink:href', function (d) {
+             if (d.value === 'object--billboard') {
+               // no billboard icon right now, so use the advertisement icon
+               return '#object--sign--advertisement';
+             }
+
+             return '#' + d.value;
            });
+           enter.append('rect').attr('width', '24px').attr('height', '24px').attr('x', '-12px').attr('y', '-12px'); // update
 
-           for (var i = 0; i < result.length; i++) {
-             if (polygonIntersectsBBox(result[i].coords, bbox)) {
-               output.push(result[i].props);
+           mapFeatures.merge(enter).attr('transform', transform);
+         }
+
+         function drawMapFeatures(selection) {
+           var enabled = svgMapillaryMapFeatures.enabled;
+           var service = getService();
+           layer = selection.selectAll('.layer-mapillary-map-features').data(service ? [0] : []);
+           layer.exit().remove();
+           layer = layer.enter().append('g').attr('class', 'layer-mapillary-map-features layer-mapillary-detections').style('display', enabled ? 'block' : 'none').merge(layer);
+
+           if (enabled) {
+             if (service && ~~context.map().zoom() >= minZoom) {
+               editOn();
+               update();
+               service.loadMapFeatures(projection);
+               service.showFeatureDetections(true);
+             } else {
+               editOff();
              }
+           } else if (service) {
+             service.showFeatureDetections(false);
            }
+         }
 
-           return output;
+         drawMapFeatures.enabled = function (_) {
+           if (!arguments.length) return svgMapillaryMapFeatures.enabled;
+           svgMapillaryMapFeatures.enabled = _;
+
+           if (svgMapillaryMapFeatures.enabled) {
+             showLayer();
+             context.photos().on('change.mapillary_map_features', update);
+           } else {
+             hideLayer();
+             context.photos().on('change.mapillary_map_features', null);
+           }
+
+           dispatch.call('change');
+           return this;
          };
 
-         return query;
+         drawMapFeatures.supported = function () {
+           return !!getService();
+         };
+
+         init();
+         return drawMapFeatures;
        }
 
-       function polygonIntersectsBBox(polygon, bbox) {
-         var bboxCenter = [(bbox[0] + bbox[2]) / 2, (bbox[1] + bbox[3]) / 2];
-         if (insidePolygon(polygon, bboxCenter)) return true;
+       function svgKartaviewImages(projection, context, dispatch) {
+         var throttledRedraw = throttle(function () {
+           dispatch.call('change');
+         }, 1000);
 
-         for (var i = 0; i < polygon.length; i++) {
-           if (lineclip_1(polygon[i], bbox).length > 0) return true;
-         }
+         var minZoom = 12;
+         var minMarkerZoom = 16;
+         var minViewfieldZoom = 18;
+         var layer = select(null);
 
-         return false;
-       } // ray casting algorithm for detecting if point is in polygon
+         var _kartaview;
 
+         function init() {
+           if (svgKartaviewImages.initialized) return; // run once
 
-       function insidePolygon(rings, p) {
-         var inside = false;
+           svgKartaviewImages.enabled = false;
+           svgKartaviewImages.initialized = true;
+         }
 
-         for (var i = 0, len = rings.length; i < len; i++) {
-           var ring = rings[i];
+         function getService() {
+           if (services.kartaview && !_kartaview) {
+             _kartaview = services.kartaview;
 
-           for (var j = 0, len2 = ring.length, k = len2 - 1; j < len2; k = j++) {
-             if (rayIntersect(p, ring[j], ring[k])) inside = !inside;
+             _kartaview.event.on('loadedImages', throttledRedraw);
+           } else if (!services.kartaview && _kartaview) {
+             _kartaview = null;
            }
+
+           return _kartaview;
          }
 
-         return inside;
-       }
+         function showLayer() {
+           var service = getService();
+           if (!service) return;
+           editOn();
+           layer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end', function () {
+             dispatch.call('change');
+           });
+         }
 
-       function rayIntersect(p, p1, p2) {
-         return p1[1] > p[1] !== p2[1] > p[1] && p[0] < (p2[0] - p1[0]) * (p[1] - p1[1]) / (p2[1] - p1[1]) + p1[0];
-       }
+         function hideLayer() {
+           throttledRedraw.cancel();
+           layer.transition().duration(250).style('opacity', 0).on('end', editOff);
+         }
 
-       function treeItem(coords, props) {
-         var item = {
-           minX: Infinity,
-           minY: Infinity,
-           maxX: -Infinity,
-           maxY: -Infinity,
-           coords: coords,
-           props: props
-         };
+         function editOn() {
+           layer.style('display', 'block');
+         }
 
-         for (var i = 0; i < coords[0].length; i++) {
-           var p = coords[0][i];
-           item.minX = Math.min(item.minX, p[0]);
-           item.minY = Math.min(item.minY, p[1]);
-           item.maxX = Math.max(item.maxX, p[0]);
-           item.maxY = Math.max(item.maxY, p[1]);
+         function editOff() {
+           layer.selectAll('.viewfield-group').remove();
+           layer.style('display', 'none');
          }
 
-         return item;
-       }
+         function click(d3_event, d) {
+           var service = getService();
+           if (!service) return;
+           service.ensureViewerLoaded(context).then(function () {
+             service.selectImage(context, d.key).showViewer(context);
+           });
+           context.map().centerEase(d.loc);
+         }
 
-       var type = "FeatureCollection";
-       var features = [{type:"Feature",properties:{m49:"680",wikidata:"Q3405693",nameEn:"Sark",country:"GB",groups:["GG","830","154","150"],level:"subterritory",driveSide:"left",roadSpeedUnit:"mph",callingCodes:["44 01481"]},geometry:{type:"MultiPolygon",coordinates:[[[[-2.36485,49.48223],[-2.65349,49.15373],[-2.09454,49.46288],[-2.36485,49.48223]]]]}},{type:"Feature",properties:{m49:"001",wikidata:"Q2",nameEn:"World",aliases:["Earth","Planet"],level:"world"},geometry:null},{type:"Feature",properties:{m49:"142",wikidata:"Q48",nameEn:"Asia",level:"region"},geometry:null},{type:"Feature",properties:{m49:"143",wikidata:"Q27275",nameEn:"Central Asia",groups:["142"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"145",wikidata:"Q27293",nameEn:"Western Asia",groups:["142"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"150",wikidata:"Q46",nameEn:"Europe",level:"region"},geometry:null},{type:"Feature",properties:{m49:"151",wikidata:"Q27468",nameEn:"Eastern Europe",groups:["150"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"154",wikidata:"Q27479",nameEn:"Northern Europe",groups:["150"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"155",wikidata:"Q27496",nameEn:"Western Europe",groups:["150"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"202",wikidata:"Q132959",nameEn:"Sub-Saharan Africa",groups:["002"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"419",wikidata:"Q72829598",nameEn:"Latin America and the Caribbean",groups:["019"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"830",wikidata:"Q42314",nameEn:"Channel Islands",groups:["150","154"],level:"intermediateRegion"},geometry:null},{type:"Feature",properties:{m49:"019",wikidata:"Q828",nameEn:"Americas",level:"region"},geometry:null},{type:"Feature",properties:{m49:"029",wikidata:"Q664609",nameEn:"Caribbean",groups:["419","019","003"],level:"intermediateRegion"},geometry:null},{type:"Feature",properties:{m49:"034",wikidata:"Q771405",nameEn:"Southern Asia",groups:["142"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"002",wikidata:"Q15",nameEn:"Africa",level:"region"},geometry:null},{type:"Feature",properties:{m49:"003",wikidata:"Q49",nameEn:"North America",groups:["019"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"017",wikidata:"Q27433",nameEn:"Middle Africa",groups:["202","002"],level:"intermediateRegion"},geometry:null},{type:"Feature",properties:{m49:"039",wikidata:"Q27449",nameEn:"Southern Europe",groups:["150"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"005",wikidata:"Q18",nameEn:"South America",groups:["419","019"],level:"intermediateRegion"},geometry:null},{type:"Feature",properties:{m49:"009",wikidata:"Q538",nameEn:"Oceania",level:"region"},geometry:null},{type:"Feature",properties:{m49:"061",wikidata:"Q35942",nameEn:"Polynesia",groups:["009"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"014",wikidata:"Q27407",nameEn:"Eastern Africa",groups:["202","002"],level:"intermediateRegion"},geometry:null},{type:"Feature",properties:{m49:"053",wikidata:"Q45256",nameEn:"Australia and New Zealand",aliases:["Australasia"],groups:["009"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"011",wikidata:"Q4412",nameEn:"Western Africa",groups:["202","002"],level:"intermediateRegion"},geometry:null},{type:"Feature",properties:{m49:"013",wikidata:"Q27611",nameEn:"Central America",groups:["419","019","003"],level:"intermediateRegion"},geometry:null},{type:"Feature",properties:{m49:"021",wikidata:"Q2017699",nameEn:"Northern America",groups:["019","003"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"035",wikidata:"Q11708",nameEn:"South-eastern Asia",groups:["142"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"018",wikidata:"Q27394",nameEn:"Southern Africa",groups:["202","002"],level:"intermediateRegion"},geometry:null},{type:"Feature",properties:{m49:"030",wikidata:"Q27231",nameEn:"Eastern Asia",groups:["142"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"015",wikidata:"Q27381",nameEn:"Northern Africa",groups:["002"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"054",wikidata:"Q37394",nameEn:"Melanesia",groups:["009"],level:"subregion"},geometry:null},{type:"Feature",properties:{m49:"057",wikidata:"Q3359409",nameEn:"Micronesia",groups:["009"],level:"subregion"},geometry:null},{type:"Feature",properties:{iso1A2:"AC",iso1A3:"ASC",wikidata:"Q46197",nameEn:"Ascension Island",country:"GB",groups:["SH","011","202","002"],isoStatus:"excRes",driveSide:"left",roadSpeedUnit:"mph",callingCodes:["247"]},geometry:{type:"MultiPolygon",coordinates:[[[[-14.82771,-8.70814],[-13.33271,-8.07391],[-14.91926,-6.63386],[-14.82771,-8.70814]]]]}},{type:"Feature",properties:{iso1A2:"AD",iso1A3:"AND",iso1N3:"020",wikidata:"Q228",nameEn:"Andorra",groups:["039","150"],callingCodes:["376"]},geometry:{type:"MultiPolygon",coordinates:[[[[1.72515,42.50338],[1.73683,42.55492],[1.7858,42.57698],[1.72588,42.59098],[1.73452,42.61515],[1.68267,42.62533],[1.6625,42.61982],[1.63485,42.62957],[1.60085,42.62703],[1.55418,42.65669],[1.50867,42.64483],[1.48043,42.65203],[1.46718,42.63296],[1.47986,42.61346],[1.44197,42.60217],[1.42512,42.58292],[1.44529,42.56722],[1.4234,42.55959],[1.41245,42.53539],[1.44759,42.54431],[1.46661,42.50949],[1.41648,42.48315],[1.43838,42.47848],[1.44529,42.43724],[1.5127,42.42959],[1.55073,42.43299],[1.55937,42.45808],[1.57953,42.44957],[1.58933,42.46275],[1.65674,42.47125],[1.66826,42.50779],[1.70571,42.48867],[1.72515,42.50338]]]]}},{type:"Feature",properties:{iso1A2:"AE",iso1A3:"ARE",iso1N3:"784",wikidata:"Q878",nameEn:"United Arab Emirates",groups:["145","142"],callingCodes:["971"]},geometry:{type:"MultiPolygon",coordinates:[[[[56.26534,25.62825],[56.25341,25.61443],[56.26636,25.60643],[56.25365,25.60211],[56.20473,25.61119],[56.18363,25.65508],[56.14826,25.66351],[56.13579,25.73524],[56.17416,25.77239],[56.13963,25.82765],[56.19334,25.9795],[56.15498,26.06828],[56.08666,26.05038],[55.81777,26.18798],[55.14145,25.62624],[53.97892,24.64436],[52.82259,25.51697],[52.35509,25.00368],[52.02277,24.75635],[51.83108,24.71675],[51.58834,24.66608],[51.41644,24.39615],[51.58871,24.27256],[51.59617,24.12041],[52.56622,22.94341],[55.13599,22.63334],[55.2137,22.71065],[55.22634,23.10378],[55.57358,23.669],[55.48677,23.94946],[55.73301,24.05994],[55.8308,24.01633],[56.01799,24.07426],[55.95472,24.2172],[55.83367,24.20193],[55.77658,24.23476],[55.76558,24.23227],[55.75257,24.23466],[55.75382,24.2466],[55.75939,24.26114],[55.76781,24.26209],[55.79145,24.27914],[55.80747,24.31069],[55.83395,24.32776],[55.83271,24.41521],[55.76461,24.5287],[55.83271,24.68567],[55.83408,24.77858],[55.81348,24.80102],[55.81116,24.9116],[55.85094,24.96858],[55.90849,24.96771],[55.96316,25.00857],[56.05715,24.95727],[56.05106,24.87461],[55.97467,24.89639],[55.97836,24.87673],[56.03535,24.81161],[56.06128,24.74457],[56.13684,24.73699],[56.20062,24.78565],[56.20568,24.85063],[56.30269,24.88334],[56.34873,24.93205],[56.3227,24.97284],[56.86325,25.03856],[56.82555,25.7713],[56.26534,25.62825]],[[56.26062,25.33108],[56.3005,25.31815],[56.3111,25.30107],[56.35172,25.30681],[56.34438,25.26653],[56.27628,25.23404],[56.24341,25.22867],[56.20872,25.24104],[56.20838,25.25668],[56.24465,25.27505],[56.25008,25.28843],[56.23362,25.31253],[56.26062,25.33108]]],[[[56.28423,25.26344],[56.29379,25.2754],[56.28102,25.28486],[56.2716,25.27916],[56.27086,25.26128],[56.28423,25.26344]]]]}},{type:"Feature",properties:{iso1A2:"AF",iso1A3:"AFG",iso1N3:"004",wikidata:"Q889",nameEn:"Afghanistan",groups:["034","142"],callingCodes:["93"]},geometry:{type:"MultiPolygon",coordinates:[[[[70.61526,38.34774],[70.60407,38.28046],[70.54673,38.24541],[70.4898,38.12546],[70.17206,37.93276],[70.1863,37.84296],[70.27694,37.81258],[70.28243,37.66706],[70.15015,37.52519],[69.95971,37.5659],[69.93362,37.61378],[69.84435,37.60616],[69.80041,37.5746],[69.51888,37.5844],[69.44954,37.4869],[69.36645,37.40462],[69.45022,37.23315],[69.39529,37.16752],[69.25152,37.09426],[69.03274,37.25174],[68.96407,37.32603],[68.88168,37.33368],[68.91189,37.26704],[68.80889,37.32494],[68.81438,37.23862],[68.6798,37.27906],[68.61851,37.19815],[68.41888,37.13906],[68.41201,37.10402],[68.29253,37.10621],[68.27605,37.00977],[68.18542,37.02074],[68.02194,36.91923],[67.87917,37.0591],[67.7803,37.08978],[67.78329,37.1834],[67.51868,37.26102],[67.2581,37.17216],[67.2224,37.24545],[67.13039,37.27168],[67.08232,37.35469],[66.95598,37.40162],[66.64699,37.32958],[66.55743,37.35409],[66.30993,37.32409],[65.72274,37.55438],[65.64137,37.45061],[65.64263,37.34388],[65.51778,37.23881],[64.97945,37.21913],[64.61141,36.6351],[64.62514,36.44311],[64.57295,36.34362],[64.43288,36.24401],[64.05385,36.10433],[63.98519,36.03773],[63.56496,35.95106],[63.53475,35.90881],[63.29579,35.85985],[63.12276,35.86208],[63.10318,35.81782],[63.23262,35.67487],[63.10079,35.63024],[63.12276,35.53196],[63.0898,35.43131],[62.90853,35.37086],[62.74098,35.25432],[62.62288,35.22067],[62.48006,35.28796],[62.29878,35.13312],[62.29191,35.25964],[62.15871,35.33278],[62.05709,35.43803],[61.97743,35.4604],[61.77693,35.41341],[61.58742,35.43803],[61.27371,35.61482],[61.18187,35.30249],[61.0991,35.27845],[61.12831,35.09938],[61.06926,34.82139],[61.00197,34.70631],[60.99922,34.63064],[60.72316,34.52857],[60.91321,34.30411],[60.66502,34.31539],[60.50209,34.13992],[60.5838,33.80793],[60.5485,33.73422],[60.57762,33.59772],[60.69573,33.56054],[60.91133,33.55596],[60.88908,33.50219],[60.56485,33.12944],[60.86191,32.22565],[60.84541,31.49561],[61.70929,31.37391],[61.80569,31.16167],[61.80957,31.12576],[61.83257,31.0452],[61.8335,30.97669],[61.78268,30.92724],[61.80829,30.84224],[60.87231,29.86514],[62.47751,29.40782],[63.5876,29.50456],[64.12966,29.39157],[64.19796,29.50407],[64.62116,29.58903],[65.04005,29.53957],[66.24175,29.85181],[66.36042,29.9583],[66.23609,30.06321],[66.34869,30.404],[66.28413,30.57001],[66.39194,30.9408],[66.42645,30.95309],[66.58175,30.97532],[66.68166,31.07597],[66.72561,31.20526],[66.83273,31.26867],[67.04147,31.31561],[67.03323,31.24519],[67.29964,31.19586],[67.78854,31.33203],[67.7748,31.4188],[67.62374,31.40473],[67.58323,31.52772],[67.72056,31.52304],[67.86887,31.63536],[68.00071,31.6564],[68.1655,31.82691],[68.25614,31.80357],[68.27605,31.75863],[68.44222,31.76446],[68.57475,31.83158],[68.6956,31.75687],[68.79997,31.61665],[68.91078,31.59687],[68.95995,31.64822],[69.00939,31.62249],[69.11514,31.70782],[69.20577,31.85957],[69.3225,31.93186],[69.27032,32.14141],[69.27932,32.29119],[69.23599,32.45946],[69.2868,32.53938],[69.38155,32.56601],[69.44747,32.6678],[69.43649,32.7302],[69.38018,32.76601],[69.47082,32.85834],[69.5436,32.8768],[69.49854,32.88843],[69.49004,33.01509],[69.57656,33.09911],[69.71526,33.09911],[69.79766,33.13247],[69.85259,33.09451],[70.02563,33.14282],[70.07369,33.22557],[70.13686,33.21064],[70.32775,33.34496],[70.17062,33.53535],[70.20141,33.64387],[70.14785,33.6553],[70.14236,33.71701],[70.00503,33.73528],[69.85671,33.93719],[69.87307,33.9689],[69.90203,34.04194],[70.54336,33.9463],[70.88119,33.97933],[71.07345,34.06242],[71.06933,34.10564],[71.09307,34.11961],[71.09453,34.13524],[71.13078,34.16503],[71.12815,34.26619],[71.17662,34.36769],[71.02401,34.44835],[71.0089,34.54568],[71.11602,34.63047],[71.08718,34.69034],[71.28356,34.80882],[71.29472,34.87728],[71.50329,34.97328],[71.49917,35.00478],[71.55273,35.02615],[71.52938,35.09023],[71.67495,35.21262],[71.5541,35.28776],[71.54294,35.31037],[71.65435,35.4479],[71.49917,35.6267],[71.55273,35.71483],[71.37969,35.95865],[71.19505,36.04134],[71.60491,36.39429],[71.80267,36.49924],[72.18135,36.71838],[72.6323,36.84601],[73.82685,36.91421],[74.04856,36.82648],[74.43389,37.00977],[74.53739,36.96224],[74.56453,37.03023],[74.49981,37.24518],[74.80605,37.21565],[74.88887,37.23275],[74.8294,37.3435],[74.68383,37.3948],[74.56161,37.37734],[74.41055,37.3948],[74.23339,37.41116],[74.20308,37.34208],[73.8564,37.26158],[73.82552,37.22659],[73.64974,37.23643],[73.61129,37.27469],[73.76647,37.33913],[73.77197,37.4417],[73.29633,37.46495],[73.06884,37.31729],[72.79693,37.22222],[72.66381,37.02014],[72.54095,37.00007],[72.31676,36.98115],[71.83229,36.68084],[71.67083,36.67346],[71.57195,36.74943],[71.51502,36.89128],[71.48481,36.93218],[71.46923,36.99925],[71.45578,37.03094],[71.43097,37.05855],[71.44127,37.11856],[71.4494,37.18137],[71.4555,37.21418],[71.47386,37.2269],[71.48339,37.23937],[71.4824,37.24921],[71.48536,37.26017],[71.50674,37.31502],[71.49821,37.31975],[71.4862,37.33405],[71.47685,37.40281],[71.49612,37.4279],[71.5256,37.47971],[71.50616,37.50733],[71.49693,37.53527],[71.5065,37.60912],[71.51972,37.61945],[71.54186,37.69691],[71.55234,37.73209],[71.53053,37.76534],[71.54324,37.77104],[71.55752,37.78677],[71.59255,37.79956],[71.58843,37.92425],[71.51565,37.95349],[71.32871,37.88564],[71.296,37.93403],[71.2809,37.91995],[71.24969,37.93031],[71.27278,37.96496],[71.27622,37.99946],[71.28922,38.01272],[71.29878,38.04429],[71.36444,38.15358],[71.37803,38.25641],[71.33869,38.27335],[71.33114,38.30339],[71.21291,38.32797],[71.1451,38.40106],[71.10957,38.40671],[71.10592,38.42077],[71.09542,38.42517],[71.0556,38.40176],[71.03545,38.44779],[70.98693,38.48862],[70.92728,38.43021],[70.88719,38.46826],[70.84376,38.44688],[70.82538,38.45394],[70.81697,38.44507],[70.80521,38.44447],[70.79766,38.44944],[70.78702,38.45031],[70.78581,38.45502],[70.77132,38.45548],[70.75455,38.4252],[70.72485,38.4131],[70.69807,38.41861],[70.67438,38.40597],[70.6761,38.39144],[70.69189,38.37031],[70.64966,38.34999],[70.61526,38.34774]]]]}},{type:"Feature",properties:{iso1A2:"AG",iso1A3:"ATG",iso1N3:"028",wikidata:"Q781",nameEn:"Antigua and Barbuda",groups:["029","003","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["1 268"]},geometry:{type:"MultiPolygon",coordinates:[[[[-62.12601,17.9235],[-62.27053,17.22145],[-62.62949,16.82364],[-62.52079,16.69392],[-62.14123,17.02632],[-61.83929,16.66647],[-61.44461,16.81958],[-61.45764,17.9187],[-62.12601,17.9235]]]]}},{type:"Feature",properties:{iso1A2:"AI",iso1A3:"AIA",iso1N3:"660",wikidata:"Q25228",nameEn:"Anguilla",country:"GB",groups:["029","003","419","019"],driveSide:"left",callingCodes:["1 264"]},geometry:{type:"MultiPolygon",coordinates:[[[[-63.83866,18.82518],[-63.35989,18.06012],[-62.86666,18.19278],[-62.75637,18.13489],[-62.46233,19.00569],[-63.83866,18.82518]]]]}},{type:"Feature",properties:{iso1A2:"AL",iso1A3:"ALB",iso1N3:"008",wikidata:"Q222",nameEn:"Albania",groups:["039","150"],callingCodes:["355"]},geometry:{type:"MultiPolygon",coordinates:[[[[20.07761,42.55582],[20.01834,42.54622],[20.00842,42.5109],[19.9324,42.51699],[19.82333,42.46581],[19.76549,42.50237],[19.74731,42.57422],[19.77375,42.58517],[19.73244,42.66299],[19.65972,42.62774],[19.4836,42.40831],[19.42352,42.36546],[19.42,42.33019],[19.28623,42.17745],[19.40687,42.10024],[19.37548,42.06835],[19.36867,42.02564],[19.37691,41.96977],[19.34601,41.95675],[19.33812,41.90669],[19.37451,41.8842],[19.37597,41.84849],[19.26406,41.74971],[19.0384,40.35325],[19.95905,39.82857],[19.97622,39.78684],[19.92466,39.69533],[19.98042,39.6504],[20.00957,39.69227],[20.05189,39.69112],[20.12956,39.65805],[20.15988,39.652],[20.22376,39.64532],[20.22707,39.67459],[20.27412,39.69884],[20.31961,39.72799],[20.29152,39.80421],[20.30804,39.81563],[20.38572,39.78516],[20.41475,39.81437],[20.41546,39.82832],[20.31135,39.99438],[20.37911,39.99058],[20.42373,40.06777],[20.48487,40.06271],[20.51297,40.08168],[20.55593,40.06524],[20.61081,40.07866],[20.62566,40.0897],[20.67162,40.09433],[20.71789,40.27739],[20.78234,40.35803],[20.7906,40.42726],[20.83688,40.47882],[20.94925,40.46625],[20.96908,40.51526],[21.03932,40.56299],[21.05833,40.66586],[20.98134,40.76046],[20.95752,40.76982],[20.98396,40.79109],[20.97887,40.85475],[20.97693,40.90103],[20.94305,40.92399],[20.83671,40.92752],[20.81567,40.89662],[20.73504,40.9081],[20.71634,40.91781],[20.65558,41.08009],[20.63454,41.0889],[20.59832,41.09066],[20.58546,41.11179],[20.59715,41.13644],[20.51068,41.2323],[20.49432,41.33679],[20.52119,41.34381],[20.55976,41.4087],[20.51301,41.442],[20.49039,41.49277],[20.45331,41.51436],[20.45809,41.5549],[20.52103,41.56473],[20.55508,41.58113],[20.51769,41.65975],[20.52937,41.69292],[20.51301,41.72433],[20.53405,41.78099],[20.57144,41.7897],[20.55976,41.87068],[20.59524,41.8818],[20.57946,41.91593],[20.63069,41.94913],[20.59434,42.03879],[20.55633,42.08173],[20.56955,42.12097],[20.48857,42.25444],[20.3819,42.3029],[20.34479,42.32656],[20.24399,42.32168],[20.21797,42.41237],[20.17127,42.50469],[20.07761,42.55582]]]]}},{type:"Feature",properties:{iso1A2:"AM",iso1A3:"ARM",iso1N3:"051",wikidata:"Q399",nameEn:"Armenia",groups:["145","142"],callingCodes:["374"]},geometry:{type:"MultiPolygon",coordinates:[[[[45.0133,41.29747],[44.93493,41.25685],[44.81437,41.30371],[44.80053,41.25949],[44.81749,41.23488],[44.84358,41.23088],[44.89911,41.21366],[44.87887,41.20195],[44.82084,41.21513],[44.72814,41.20338],[44.61462,41.24018],[44.59322,41.1933],[44.46791,41.18204],[44.34417,41.2382],[44.34337,41.20312],[44.32139,41.2079],[44.18148,41.24644],[44.16591,41.19141],[43.84835,41.16329],[43.74717,41.1117],[43.67712,41.13398],[43.4717,41.12611],[43.44984,41.0988],[43.47319,41.02251],[43.58683,40.98961],[43.67712,40.93084],[43.67712,40.84846],[43.74872,40.7365],[43.7425,40.66805],[43.63664,40.54159],[43.54791,40.47413],[43.60862,40.43267],[43.59928,40.34019],[43.71136,40.16673],[43.65221,40.14889],[43.65688,40.11199],[43.92307,40.01787],[44.1057,40.03555],[44.1778,40.02845],[44.26973,40.04866],[44.46635,39.97733],[44.61845,39.8281],[44.75779,39.7148],[44.88354,39.74432],[44.92869,39.72157],[45.06604,39.79277],[45.18554,39.67846],[45.17464,39.58614],[45.21784,39.58074],[45.23535,39.61373],[45.30385,39.61373],[45.29606,39.57654],[45.46992,39.49888],[45.70547,39.60174],[45.80804,39.56716],[45.83,39.46487],[45.79225,39.3695],[45.99774,39.28931],[46.02303,39.09978],[46.06973,39.0744],[46.14785,38.84206],[46.20601,38.85262],[46.34059,38.92076],[46.53497,38.86548],[46.51805,38.94982],[46.54296,39.07078],[46.44022,39.19636],[46.52584,39.18912],[46.54141,39.15895],[46.58032,39.21204],[46.63481,39.23013],[46.56476,39.24942],[46.50093,39.33736],[46.43244,39.35181],[46.37795,39.42039],[46.4013,39.45405],[46.53051,39.47809],[46.51027,39.52373],[46.57721,39.54414],[46.57098,39.56694],[46.52117,39.58734],[46.42465,39.57534],[46.40286,39.63651],[46.18493,39.60533],[45.96543,39.78859],[45.82533,39.82925],[45.7833,39.9475],[45.60895,39.97733],[45.59806,40.0131],[45.78642,40.03218],[45.83779,39.98925],[45.97944,40.181],[45.95609,40.27846],[45.65098,40.37696],[45.42994,40.53804],[45.45484,40.57707],[45.35366,40.65979],[45.4206,40.7424],[45.55914,40.78366],[45.60584,40.87436],[45.40814,40.97904],[45.44083,41.01663],[45.39725,41.02603],[45.35677,40.99784],[45.28859,41.03757],[45.26162,41.0228],[45.25897,41.0027],[45.1994,41.04518],[45.16493,41.05068],[45.1634,41.08082],[45.1313,41.09369],[45.12923,41.06059],[45.06784,41.05379],[45.08028,41.10917],[45.19942,41.13299],[45.1969,41.168],[45.11811,41.19967],[45.05201,41.19211],[45.02932,41.2101],[45.05497,41.2464],[45.0133,41.29747]],[[45.21324,40.9817],[45.21219,40.99001],[45.20518,40.99348],[45.19312,40.98998],[45.18382,41.0066],[45.20625,41.01484],[45.23487,41.00226],[45.23095,40.97828],[45.21324,40.9817]],[[45.00864,41.03411],[44.9903,41.05657],[44.96031,41.06345],[44.95383,41.07553],[44.97169,41.09176],[45.00864,41.09407],[45.03406,41.07931],[45.04517,41.06653],[45.03792,41.03938],[45.00864,41.03411]]],[[[45.50279,40.58424],[45.56071,40.64765],[45.51825,40.67382],[45.47927,40.65023],[45.50279,40.58424]]]]}},{type:"Feature",properties:{iso1A2:"AO",iso1A3:"AGO",iso1N3:"024",wikidata:"Q916",nameEn:"Angola",groups:["017","202","002"],callingCodes:["244"]},geometry:{type:"MultiPolygon",coordinates:[[[[16.55507,-5.85631],[13.04371,-5.87078],[12.42245,-6.07585],[11.95767,-5.94705],[12.20376,-5.76338],[12.26557,-5.74031],[12.52318,-5.74353],[12.52301,-5.17481],[12.53599,-5.1618],[12.53586,-5.14658],[12.51589,-5.1332],[12.49815,-5.14058],[12.46297,-5.09408],[12.60251,-5.01715],[12.63465,-4.94632],[12.70868,-4.95505],[12.8733,-4.74346],[13.11195,-4.67745],[13.09648,-4.63739],[12.91489,-4.47907],[12.87096,-4.40315],[12.76844,-4.38709],[12.64835,-4.55937],[12.40964,-4.60609],[12.32324,-4.78415],[12.25587,-4.79437],[12.20901,-4.75642],[12.16068,-4.90089],[12.00924,-5.02627],[11.50888,-5.33417],[10.5065,-17.25284],[11.75063,-17.25013],[12.07076,-17.15165],[12.52111,-17.24495],[12.97145,-16.98567],[13.36212,-16.98048],[13.95896,-17.43141],[14.28743,-17.38814],[18.39229,-17.38927],[18.84226,-17.80375],[21.14283,-17.94318],[21.42741,-18.02787],[23.47474,-17.62877],[23.20038,-17.47563],[22.17217,-16.50269],[22.00323,-16.18028],[21.97988,-13.00148],[24.03339,-12.99091],[23.90937,-12.844],[24.06672,-12.29058],[23.98804,-12.13149],[24.02603,-11.15368],[24.00027,-10.89356],[23.86868,-11.02856],[23.45631,-10.946],[23.16602,-11.10577],[22.54205,-11.05784],[22.25951,-11.24911],[22.17954,-10.85884],[22.32604,-10.76291],[22.19039,-9.94628],[21.84856,-9.59871],[21.79824,-7.29628],[20.56263,-7.28566],[20.61689,-6.90876],[20.31846,-6.91953],[20.30218,-6.98955],[19.5469,-7.00195],[19.33698,-7.99743],[18.33635,-8.00126],[17.5828,-8.13784],[16.96282,-7.21787],[16.55507,-5.85631]]]]}},{type:"Feature",properties:{iso1A2:"AQ",iso1A3:"ATA",iso1N3:"010",wikidata:"Q51",nameEn:"Antarctica",level:"region",callingCodes:["672"]},geometry:{type:"MultiPolygon",coordinates:[[[[180,-60],[-180,-60],[-180,-90],[180,-90],[180,-60]]]]}},{type:"Feature",properties:{iso1A2:"AR",iso1A3:"ARG",iso1N3:"032",wikidata:"Q414",nameEn:"Argentina",aliases:["RA"],groups:["005","419","019"],callingCodes:["54"]},geometry:{type:"MultiPolygon",coordinates:[[[[-72.31343,-50.58411],[-72.33873,-51.59954],[-71.99889,-51.98018],[-69.97824,-52.00845],[-68.41683,-52.33516],[-68.60702,-52.65781],[-68.60733,-54.9125],[-68.01394,-54.8753],[-67.46182,-54.92205],[-67.11046,-54.94199],[-66.07313,-55.19618],[-63.67376,-55.11859],[-54.78916,-36.21945],[-57.83001,-34.69099],[-58.34425,-34.15035],[-58.44442,-33.84033],[-58.40475,-33.11777],[-58.1224,-32.98842],[-58.22362,-32.52416],[-58.10036,-32.25338],[-58.20252,-31.86966],[-58.00076,-31.65016],[-58.0023,-31.53084],[-58.07569,-31.44916],[-57.98127,-31.3872],[-57.9908,-31.34924],[-57.86729,-31.06352],[-57.89476,-30.95994],[-57.8024,-30.77193],[-57.89115,-30.49572],[-57.64859,-30.35095],[-57.61478,-30.25165],[-57.65132,-30.19229],[-57.09386,-29.74211],[-56.81251,-29.48154],[-56.62789,-29.18073],[-56.57295,-29.11357],[-56.54171,-29.11447],[-56.05265,-28.62651],[-56.00458,-28.60421],[-56.01729,-28.51223],[-55.65418,-28.18304],[-55.6262,-28.17124],[-55.33303,-27.94661],[-55.16872,-27.86224],[-55.1349,-27.89759],[-54.90805,-27.73149],[-54.90159,-27.63132],[-54.67657,-27.57214],[-54.50416,-27.48232],[-54.41888,-27.40882],[-54.19268,-27.30751],[-54.19062,-27.27639],[-54.15978,-27.2889],[-53.80144,-27.09844],[-53.73372,-26.6131],[-53.68269,-26.33359],[-53.64505,-26.28089],[-53.64186,-26.25976],[-53.64632,-26.24798],[-53.63881,-26.25075],[-53.63739,-26.2496],[-53.65237,-26.23289],[-53.65018,-26.19501],[-53.73968,-26.10012],[-53.73391,-26.07006],[-53.7264,-26.0664],[-53.73086,-26.05842],[-53.73511,-26.04211],[-53.83691,-25.94849],[-53.90831,-25.55513],[-54.52926,-25.62846],[-54.5502,-25.58915],[-54.59398,-25.59224],[-54.62063,-25.91213],[-54.60664,-25.9691],[-54.67359,-25.98607],[-54.69333,-26.37705],[-54.70732,-26.45099],[-54.80868,-26.55669],[-55.00584,-26.78754],[-55.06351,-26.80195],[-55.16948,-26.96068],[-55.25243,-26.93808],[-55.39611,-26.97679],[-55.62322,-27.1941],[-55.59094,-27.32444],[-55.74475,-27.44485],[-55.89195,-27.3467],[-56.18313,-27.29851],[-56.85337,-27.5165],[-58.04205,-27.2387],[-58.59549,-27.29973],[-58.65321,-27.14028],[-58.3198,-26.83443],[-58.1188,-26.16704],[-57.87176,-25.93604],[-57.57431,-25.47269],[-57.80821,-25.13863],[-58.25492,-24.92528],[-58.33055,-24.97099],[-59.33886,-24.49935],[-59.45482,-24.34787],[-60.03367,-24.00701],[-60.28163,-24.04436],[-60.99754,-23.80934],[-61.0782,-23.62932],[-61.9756,-23.0507],[-62.22768,-22.55807],[-62.51761,-22.37684],[-62.64455,-22.25091],[-62.8078,-22.12534],[-62.81124,-21.9987],[-63.66482,-21.99918],[-63.68113,-22.0544],[-63.70963,-21.99934],[-63.93287,-21.99934],[-64.22918,-22.55807],[-64.31489,-22.88824],[-64.35108,-22.73282],[-64.4176,-22.67692],[-64.58888,-22.25035],[-64.67174,-22.18957],[-64.90014,-22.12136],[-64.99524,-22.08255],[-65.47435,-22.08908],[-65.57743,-22.07675],[-65.58694,-22.09794],[-65.61166,-22.09504],[-65.7467,-22.10105],[-65.9261,-21.93335],[-66.04832,-21.9187],[-66.03836,-21.84829],[-66.24077,-21.77837],[-66.29714,-22.08741],[-66.7298,-22.23644],[-67.18382,-22.81525],[-66.99632,-22.99839],[-67.33563,-24.04237],[-68.24825,-24.42596],[-68.56909,-24.69831],[-68.38372,-25.08636],[-68.57622,-25.32505],[-68.38372,-26.15353],[-68.56909,-26.28146],[-68.59048,-26.49861],[-68.27677,-26.90626],[-68.43363,-27.08414],[-68.77586,-27.16029],[-69.22504,-27.95042],[-69.66709,-28.44055],[-69.80969,-29.07185],[-69.99507,-29.28351],[-69.8596,-30.26131],[-70.14479,-30.36595],[-70.55832,-31.51559],[-69.88099,-33.34489],[-69.87386,-34.13344],[-70.49416,-35.24145],[-70.38008,-36.02375],[-70.95047,-36.4321],[-71.24279,-37.20264],[-70.89532,-38.6923],[-71.37826,-38.91474],[-71.92726,-40.72714],[-71.74901,-42.11711],[-72.15541,-42.15941],[-72.14828,-42.85321],[-71.64206,-43.64774],[-71.81318,-44.38097],[-71.16436,-44.46244],[-71.26418,-44.75684],[-72.06985,-44.81756],[-71.35687,-45.22075],[-71.75614,-45.61611],[-71.68577,-46.55385],[-71.94152,-47.13595],[-72.50478,-47.80586],[-72.27662,-48.28727],[-72.54042,-48.52392],[-72.56894,-48.81116],[-73.09655,-49.14342],[-73.45156,-49.79461],[-73.55259,-49.92488],[-73.15765,-50.78337],[-72.31343,-50.58411]]]]}},{type:"Feature",properties:{iso1A2:"AS",iso1A3:"ASM",iso1N3:"016",wikidata:"Q16641",nameEn:"American Samoa",country:"US",groups:["061","009"],roadSpeedUnit:"mph",callingCodes:["1 684"]},geometry:{type:"MultiPolygon",coordinates:[[[[-174.18596,-12.48057],[-171.14953,-12.4725],[-171.14262,-14.93704],[-167.73854,-14.92809],[-167.75195,-10.12005],[-174.17993,-10.13616],[-174.18596,-12.48057]]]]}},{type:"Feature",properties:{iso1A2:"AT",iso1A3:"AUT",iso1N3:"040",wikidata:"Q40",nameEn:"Austria",groups:["EU","155","150"],callingCodes:["43"]},geometry:{type:"MultiPolygon",coordinates:[[[[15.34823,48.98444],[15.28305,48.98831],[15.26177,48.95766],[15.16358,48.94278],[15.15534,48.99056],[14.99878,49.01444],[14.97612,48.96983],[14.98917,48.90082],[14.95072,48.79101],[14.98032,48.77959],[14.9782,48.7766],[14.98112,48.77524],[14.9758,48.76857],[14.95641,48.75915],[14.94773,48.76268],[14.81545,48.7874],[14.80821,48.77711],[14.80584,48.73489],[14.72756,48.69502],[14.71794,48.59794],[14.66762,48.58215],[14.60808,48.62881],[14.56139,48.60429],[14.4587,48.64695],[14.43076,48.58855],[14.33909,48.55852],[14.20691,48.5898],[14.09104,48.5943],[14.01482,48.63788],[14.06151,48.66873],[13.84023,48.76988],[13.82266,48.75544],[13.81863,48.73257],[13.79337,48.71375],[13.81791,48.69832],[13.81283,48.68426],[13.81901,48.6761],[13.82609,48.62345],[13.80038,48.59487],[13.80519,48.58026],[13.76921,48.55324],[13.7513,48.5624],[13.74816,48.53058],[13.72802,48.51208],[13.66113,48.53558],[13.65186,48.55092],[13.62508,48.55501],[13.59705,48.57013],[13.57535,48.55912],[13.51291,48.59023],[13.50131,48.58091],[13.50663,48.57506],[13.46967,48.55157],[13.45214,48.56472],[13.43695,48.55776],[13.45727,48.51092],[13.42527,48.45711],[13.43929,48.43386],[13.40709,48.37292],[13.30897,48.31575],[13.26039,48.29422],[13.18093,48.29577],[13.126,48.27867],[13.0851,48.27711],[13.02083,48.25689],[12.95306,48.20629],[12.87126,48.20318],[12.84475,48.16556],[12.836,48.1647],[12.8362,48.15876],[12.82673,48.15245],[12.80676,48.14979],[12.78595,48.12445],[12.7617,48.12796],[12.74973,48.10885],[12.76141,48.07373],[12.8549,48.01122],[12.87476,47.96195],[12.91683,47.95647],[12.9211,47.95135],[12.91985,47.94069],[12.92668,47.93879],[12.93419,47.94063],[12.93642,47.94436],[12.93886,47.94046],[12.94163,47.92927],[13.00588,47.84374],[12.98543,47.82896],[12.96311,47.79957],[12.93202,47.77302],[12.94371,47.76281],[12.9353,47.74788],[12.91711,47.74026],[12.90274,47.72513],[12.91333,47.7178],[12.92969,47.71094],[12.98578,47.7078],[13.01382,47.72116],[13.07692,47.68814],[13.09562,47.63304],[13.06407,47.60075],[13.06641,47.58577],[13.04537,47.58183],[13.05355,47.56291],[13.03252,47.53373],[13.04537,47.49426],[12.9998,47.46267],[12.98344,47.48716],[12.9624,47.47452],[12.85256,47.52741],[12.84672,47.54556],[12.80699,47.54477],[12.77427,47.58025],[12.82101,47.61493],[12.76492,47.64485],[12.77777,47.66689],[12.7357,47.6787],[12.6071,47.6741],[12.57438,47.63238],[12.53816,47.63553],[12.50076,47.62293],[12.44117,47.6741],[12.43883,47.6977],[12.37222,47.68433],[12.336,47.69534],[12.27991,47.68827],[12.26004,47.67725],[12.24017,47.69534],[12.26238,47.73544],[12.2542,47.7433],[12.22571,47.71776],[12.18303,47.70065],[12.16217,47.70105],[12.16769,47.68167],[12.18347,47.66663],[12.18507,47.65984],[12.19895,47.64085],[12.20801,47.61082],[12.20398,47.60667],[12.18568,47.6049],[12.17737,47.60121],[12.18145,47.61019],[12.17824,47.61506],[12.13734,47.60639],[12.05788,47.61742],[12.02282,47.61033],[12.0088,47.62451],[11.85572,47.60166],[11.84052,47.58354],[11.63934,47.59202],[11.60681,47.57881],[11.58811,47.55515],[11.58578,47.52281],[11.52618,47.50939],[11.4362,47.51413],[11.38128,47.47465],[11.4175,47.44621],[11.33804,47.44937],[11.29597,47.42566],[11.27844,47.39956],[11.22002,47.3964],[11.25157,47.43277],[11.20482,47.43198],[11.12536,47.41222],[11.11835,47.39719],[10.97111,47.39561],[10.97111,47.41617],[10.98513,47.42882],[10.92437,47.46991],[10.93839,47.48018],[10.90918,47.48571],[10.87061,47.4786],[10.86945,47.5015],[10.91268,47.51334],[10.88814,47.53701],[10.77596,47.51729],[10.7596,47.53228],[10.6965,47.54253],[10.68832,47.55752],[10.63456,47.5591],[10.60337,47.56755],[10.56912,47.53584],[10.48849,47.54057],[10.47329,47.58552],[10.43473,47.58394],[10.44992,47.5524],[10.4324,47.50111],[10.44291,47.48453],[10.46278,47.47901],[10.47446,47.43318],[10.4359,47.41183],[10.4324,47.38494],[10.39851,47.37623],[10.33424,47.30813],[10.23257,47.27088],[10.17531,47.27167],[10.17648,47.29149],[10.2147,47.31014],[10.19998,47.32832],[10.23757,47.37609],[10.22774,47.38904],[10.2127,47.38019],[10.17648,47.38889],[10.16362,47.36674],[10.11805,47.37228],[10.09819,47.35724],[10.06897,47.40709],[10.1052,47.4316],[10.09001,47.46005],[10.07131,47.45531],[10.03859,47.48927],[10.00003,47.48216],[9.96029,47.53899],[9.92407,47.53111],[9.87733,47.54688],[9.87499,47.52953],[9.8189,47.54688],[9.82591,47.58158],[9.80254,47.59419],[9.76748,47.5934],[9.72736,47.53457],[9.55125,47.53629],[9.56312,47.49495],[9.58208,47.48344],[9.59482,47.46305],[9.60205,47.46165],[9.60484,47.46358],[9.60841,47.47178],[9.62158,47.45858],[9.62475,47.45685],[9.6423,47.45599],[9.65728,47.45383],[9.65863,47.44847],[9.64483,47.43842],[9.6446,47.43233],[9.65043,47.41937],[9.65136,47.40504],[9.6629,47.39591],[9.67334,47.39191],[9.67445,47.38429],[9.6711,47.37824],[9.66243,47.37136],[9.65427,47.36824],[9.62476,47.36639],[9.59978,47.34671],[9.58513,47.31334],[9.55857,47.29919],[9.54773,47.2809],[9.53116,47.27029],[9.56766,47.24281],[9.55176,47.22585],[9.56981,47.21926],[9.58264,47.20673],[9.56539,47.17124],[9.62623,47.14685],[9.63395,47.08443],[9.61216,47.07732],[9.60717,47.06091],[9.87935,47.01337],[9.88266,46.93343],[9.98058,46.91434],[10.10715,46.84296],[10.22675,46.86942],[10.24128,46.93147],[10.30031,46.92093],[10.36933,47.00212],[10.48376,46.93891],[10.47197,46.85698],[10.54783,46.84505],[10.66405,46.87614],[10.75753,46.82258],[10.72974,46.78972],[11.00764,46.76896],[11.10618,46.92966],[11.33355,46.99862],[11.50739,47.00644],[11.74789,46.98484],[12.19254,47.09331],[12.21781,47.03996],[12.11675,47.01241],[12.2006,46.88854],[12.27591,46.88651],[12.38708,46.71529],[12.59992,46.6595],[12.94445,46.60401],[13.27627,46.56059],[13.64088,46.53438],[13.7148,46.5222],[13.89837,46.52331],[14.00422,46.48474],[14.04002,46.49117],[14.12097,46.47724],[14.15989,46.43327],[14.28326,46.44315],[14.314,46.43327],[14.42608,46.44614],[14.45877,46.41717],[14.52176,46.42617],[14.56463,46.37208],[14.5942,46.43434],[14.66892,46.44936],[14.72185,46.49974],[14.81836,46.51046],[14.83549,46.56614],[14.86419,46.59411],[14.87129,46.61],[14.92283,46.60848],[14.96002,46.63459],[14.98024,46.6009],[15.01451,46.641],[15.14215,46.66131],[15.23711,46.63994],[15.41235,46.65556],[15.45514,46.63697],[15.46906,46.61321],[15.54431,46.6312],[15.55333,46.64988],[15.54533,46.66985],[15.59826,46.68908],[15.62317,46.67947],[15.63255,46.68069],[15.6365,46.6894],[15.6543,46.69228],[15.6543,46.70616],[15.67411,46.70735],[15.69523,46.69823],[15.72279,46.69548],[15.73823,46.70011],[15.76771,46.69863],[15.78518,46.70712],[15.8162,46.71897],[15.87691,46.7211],[15.94864,46.68769],[15.98512,46.68463],[15.99988,46.67947],[16.04036,46.6549],[16.04347,46.68694],[16.02808,46.71094],[15.99769,46.7266],[15.98432,46.74991],[15.99126,46.78199],[15.99054,46.82772],[16.05786,46.83927],[16.10983,46.867],[16.19904,46.94134],[16.22403,46.939],[16.27594,46.9643],[16.28202,47.00159],[16.51369,47.00084],[16.43936,47.03548],[16.52176,47.05747],[16.46134,47.09395],[16.52863,47.13974],[16.44932,47.14418],[16.46442,47.16845],[16.4523,47.18812],[16.42801,47.18422],[16.41739,47.20649],[16.43663,47.21127],[16.44142,47.25079],[16.47782,47.25918],[16.45104,47.41181],[16.49908,47.39416],[16.52414,47.41007],[16.57152,47.40868],[16.6718,47.46139],[16.64821,47.50155],[16.71059,47.52692],[16.64193,47.63114],[16.58699,47.61772],[16.4222,47.66537],[16.55129,47.72268],[16.53514,47.73837],[16.54779,47.75074],[16.61183,47.76171],[16.65679,47.74197],[16.72089,47.73469],[16.7511,47.67878],[16.82938,47.68432],[16.86509,47.72268],[16.87538,47.68895],[17.08893,47.70928],[17.05048,47.79377],[17.07039,47.81129],[17.00997,47.86245],[17.08275,47.87719],[17.11022,47.92461],[17.09786,47.97336],[17.16001,48.00636],[17.07039,48.0317],[17.09168,48.09366],[17.05735,48.14179],[17.02919,48.13996],[16.97701,48.17385],[16.89461,48.31332],[16.90903,48.32519],[16.84243,48.35258],[16.83317,48.38138],[16.83588,48.3844],[16.8497,48.38321],[16.85204,48.44968],[16.94611,48.53614],[16.93955,48.60371],[16.90354,48.71541],[16.79779,48.70998],[16.71883,48.73806],[16.68518,48.7281],[16.67008,48.77699],[16.46134,48.80865],[16.40915,48.74576],[16.37345,48.729],[16.06034,48.75436],[15.84404,48.86921],[15.78087,48.87644],[15.75341,48.8516],[15.6921,48.85973],[15.61622,48.89541],[15.51357,48.91549],[15.48027,48.94481],[15.34823,48.98444]]]]}},{type:"Feature",properties:{iso1A2:"AU",iso1A3:"AUS",iso1N3:"036",wikidata:"Q408",nameEn:"Australia",groups:["053","009"],driveSide:"left",callingCodes:["61"]},geometry:{type:"MultiPolygon",coordinates:[[[[156.55918,-21.85134],[158.60851,-15.7108],[144.30183,-9.48146],[142.81927,-9.31709],[142.5723,-9.35994],[142.31447,-9.24611],[142.23304,-9.19253],[142.1462,-9.19923],[142.0953,-9.23534],[142.0601,-9.56571],[140.88922,-9.34945],[127.55165,-9.05052],[96.7091,-25.20343],[159.69067,-56.28945],[165.46901,-28.32101],[156.55918,-21.85134]]]]}},{type:"Feature",properties:{iso1A2:"AW",iso1A3:"ABW",iso1N3:"533",wikidata:"Q21203",nameEn:"Aruba",country:"NL",groups:["029","003","419","019"],callingCodes:["297"]},geometry:{type:"MultiPolygon",coordinates:[[[[-70.00823,12.98375],[-70.35625,12.58277],[-69.60231,12.17],[-70.00823,12.98375]]]]}},{type:"Feature",properties:{iso1A2:"AX",iso1A3:"ALA",iso1N3:"248",wikidata:"Q5689",nameEn:"Åland Islands",country:"FI",groups:["EU","154","150"],callingCodes:["358 18","358 457"]},geometry:{type:"MultiPolygon",coordinates:[[[[19.08191,60.19152],[20.5104,59.15546],[21.35468,59.67511],[21.02509,60.12142],[21.08159,60.20167],[21.15143,60.54555],[20.96741,60.71528],[19.23413,60.61414],[19.08191,60.19152]]]]}},{type:"Feature",properties:{iso1A2:"AZ",iso1A3:"AZE",iso1N3:"031",wikidata:"Q227",nameEn:"Azerbaijan",groups:["145","142"],callingCodes:["994"]},geometry:{type:"MultiPolygon",coordinates:[[[[46.42738,41.91323],[46.3984,41.84399],[46.30863,41.79133],[46.23962,41.75811],[46.20538,41.77205],[46.17891,41.72094],[46.19759,41.62327],[46.24429,41.59883],[46.26531,41.63339],[46.28182,41.60089],[46.3253,41.60912],[46.34039,41.5947],[46.34126,41.57454],[46.29794,41.5724],[46.33925,41.4963],[46.40307,41.48464],[46.4669,41.43331],[46.63658,41.37727],[46.72375,41.28609],[46.66148,41.20533],[46.63969,41.09515],[46.55096,41.1104],[46.48558,41.0576],[46.456,41.09984],[46.37661,41.10805],[46.27698,41.19011],[46.13221,41.19479],[45.95786,41.17956],[45.80842,41.2229],[45.69946,41.29545],[45.75705,41.35157],[45.71035,41.36208],[45.68389,41.3539],[45.45973,41.45898],[45.4006,41.42402],[45.31352,41.47168],[45.26285,41.46433],[45.1797,41.42231],[45.09867,41.34065],[45.0133,41.29747],[45.05497,41.2464],[45.02932,41.2101],[45.05201,41.19211],[45.11811,41.19967],[45.1969,41.168],[45.19942,41.13299],[45.08028,41.10917],[45.06784,41.05379],[45.12923,41.06059],[45.1313,41.09369],[45.1634,41.08082],[45.16493,41.05068],[45.1994,41.04518],[45.25897,41.0027],[45.26162,41.0228],[45.28859,41.03757],[45.35677,40.99784],[45.39725,41.02603],[45.44083,41.01663],[45.40814,40.97904],[45.60584,40.87436],[45.55914,40.78366],[45.4206,40.7424],[45.35366,40.65979],[45.45484,40.57707],[45.42994,40.53804],[45.65098,40.37696],[45.95609,40.27846],[45.97944,40.181],[45.83779,39.98925],[45.78642,40.03218],[45.59806,40.0131],[45.60895,39.97733],[45.7833,39.9475],[45.82533,39.82925],[45.96543,39.78859],[46.18493,39.60533],[46.40286,39.63651],[46.42465,39.57534],[46.52117,39.58734],[46.57098,39.56694],[46.57721,39.54414],[46.51027,39.52373],[46.53051,39.47809],[46.4013,39.45405],[46.37795,39.42039],[46.43244,39.35181],[46.50093,39.33736],[46.56476,39.24942],[46.63481,39.23013],[46.58032,39.21204],[46.54141,39.15895],[46.52584,39.18912],[46.44022,39.19636],[46.54296,39.07078],[46.51805,38.94982],[46.53497,38.86548],[46.75752,39.03231],[46.83822,39.13143],[46.92539,39.16644],[46.95341,39.13505],[47.05771,39.20143],[47.05927,39.24846],[47.31301,39.37492],[47.38978,39.45999],[47.50099,39.49615],[47.84774,39.66285],[47.98977,39.70999],[48.34264,39.42935],[48.37385,39.37584],[48.15984,39.30028],[48.12404,39.25208],[48.15361,39.19419],[48.31239,39.09278],[48.33884,39.03022],[48.28437,38.97186],[48.08627,38.94434],[48.07734,38.91616],[48.01409,38.90333],[48.02581,38.82705],[48.24773,38.71883],[48.3146,38.59958],[48.45084,38.61013],[48.58793,38.45076],[48.62217,38.40198],[48.70001,38.40564],[48.78979,38.45026],[48.81072,38.44853],[48.84969,38.45015],[48.88288,38.43975],[52.39847,39.43556],[48.80971,41.95365],[48.5867,41.84306],[48.55078,41.77917],[48.42301,41.65444],[48.40277,41.60441],[48.2878,41.56221],[48.22064,41.51472],[48.07587,41.49957],[47.87973,41.21798],[47.75831,41.19455],[47.62288,41.22969],[47.54504,41.20275],[47.49004,41.26366],[47.34579,41.27884],[47.10762,41.59044],[47.03757,41.55434],[46.99554,41.59743],[47.00955,41.63583],[46.8134,41.76252],[46.75269,41.8623],[46.58924,41.80547],[46.5332,41.87389],[46.42738,41.91323]],[[45.50279,40.58424],[45.47927,40.65023],[45.51825,40.67382],[45.56071,40.64765],[45.50279,40.58424]]],[[[45.00864,41.03411],[45.03792,41.03938],[45.04517,41.06653],[45.03406,41.07931],[45.00864,41.09407],[44.97169,41.09176],[44.95383,41.07553],[44.96031,41.06345],[44.9903,41.05657],[45.00864,41.03411]]],[[[45.21324,40.9817],[45.23095,40.97828],[45.23487,41.00226],[45.20625,41.01484],[45.18382,41.0066],[45.19312,40.98998],[45.20518,40.99348],[45.21219,40.99001],[45.21324,40.9817]]],[[[45.46992,39.49888],[45.29606,39.57654],[45.30385,39.61373],[45.23535,39.61373],[45.21784,39.58074],[45.17464,39.58614],[45.18554,39.67846],[45.06604,39.79277],[44.92869,39.72157],[44.88354,39.74432],[44.75779,39.7148],[44.80977,39.65768],[44.81043,39.62677],[44.88916,39.59653],[44.96746,39.42998],[45.05932,39.36435],[45.08751,39.35052],[45.16168,39.21952],[45.30489,39.18333],[45.40148,39.09007],[45.40452,39.07224],[45.44811,39.04927],[45.44966,38.99243],[45.6131,38.964],[45.6155,38.94304],[45.65172,38.95199],[45.83883,38.90768],[45.90266,38.87739],[45.94624,38.89072],[46.00228,38.87376],[46.06766,38.87861],[46.14785,38.84206],[46.06973,39.0744],[46.02303,39.09978],[45.99774,39.28931],[45.79225,39.3695],[45.83,39.46487],[45.80804,39.56716],[45.70547,39.60174],[45.46992,39.49888]]]]}},{type:"Feature",properties:{iso1A2:"BA",iso1A3:"BIH",iso1N3:"070",wikidata:"Q225",nameEn:"Bosnia and Herzegovina",groups:["039","150"],callingCodes:["387"]},geometry:{type:"MultiPolygon",coordinates:[[[[17.84826,45.04489],[17.66571,45.13408],[17.59104,45.10816],[17.51469,45.10791],[17.47589,45.12656],[17.45615,45.12523],[17.4498,45.16119],[17.41229,45.13335],[17.33573,45.14521],[17.32092,45.16246],[17.26815,45.18444],[17.25131,45.14957],[17.24325,45.146],[17.18438,45.14764],[17.0415,45.20759],[16.9385,45.22742],[16.92405,45.27607],[16.83804,45.18951],[16.81137,45.18434],[16.78219,45.19002],[16.74845,45.20393],[16.64962,45.20714],[16.60194,45.23042],[16.56559,45.22307],[16.5501,45.2212],[16.52982,45.22713],[16.49155,45.21153],[16.4634,45.14522],[16.40023,45.1147],[16.38309,45.05955],[16.38219,45.05139],[16.3749,45.05206],[16.35863,45.03529],[16.35404,45.00241],[16.29036,44.99732],[16.12153,45.09616],[15.98412,45.23088],[15.83512,45.22459],[15.76371,45.16508],[15.78842,45.11519],[15.74585,45.0638],[15.78568,44.97401],[15.74723,44.96818],[15.76096,44.87045],[15.79472,44.8455],[15.72584,44.82334],[15.8255,44.71501],[15.89348,44.74964],[16.05828,44.61538],[16.00884,44.58605],[16.03012,44.55572],[16.10566,44.52586],[16.16814,44.40679],[16.12969,44.38275],[16.21346,44.35231],[16.18688,44.27012],[16.36864,44.08263],[16.43662,44.07523],[16.43629,44.02826],[16.50528,44.0244],[16.55472,43.95326],[16.70922,43.84887],[16.75316,43.77157],[16.80736,43.76011],[17.00585,43.58037],[17.15828,43.49376],[17.24411,43.49376],[17.29699,43.44542],[17.25579,43.40353],[17.286,43.33065],[17.46986,43.16559],[17.64268,43.08595],[17.70879,42.97223],[17.5392,42.92787],[17.6444,42.88641],[17.68151,42.92725],[17.7948,42.89556],[17.80854,42.9182],[17.88201,42.83668],[18.24318,42.6112],[18.36197,42.61423],[18.43735,42.55921],[18.49778,42.58409],[18.53751,42.57376],[18.55504,42.58409],[18.52232,42.62279],[18.57373,42.64429],[18.54841,42.68328],[18.54603,42.69171],[18.55221,42.69045],[18.56789,42.72074],[18.47324,42.74992],[18.45921,42.81682],[18.47633,42.85829],[18.4935,42.86433],[18.49661,42.89306],[18.49076,42.95553],[18.52232,43.01451],[18.66254,43.03928],[18.64735,43.14766],[18.66605,43.2056],[18.71747,43.2286],[18.6976,43.25243],[18.76538,43.29838],[18.85342,43.32426],[18.84794,43.33735],[18.83912,43.34795],[18.90911,43.36383],[18.95819,43.32899],[18.95001,43.29327],[19.00844,43.24988],[19.04233,43.30008],[19.08206,43.29668],[19.08673,43.31453],[19.04071,43.397],[19.01078,43.43854],[18.96053,43.45042],[18.95469,43.49367],[18.91379,43.50299],[19.01078,43.55806],[19.04934,43.50384],[19.13933,43.5282],[19.15685,43.53943],[19.22807,43.5264],[19.24774,43.53061],[19.2553,43.5938],[19.33426,43.58833],[19.36653,43.60921],[19.41941,43.54056],[19.42696,43.57987],[19.50455,43.58385],[19.5176,43.71403],[19.3986,43.79668],[19.23465,43.98764],[19.24363,44.01502],[19.38439,43.96611],[19.52515,43.95573],[19.56498,43.99922],[19.61836,44.01464],[19.61991,44.05254],[19.57467,44.04716],[19.55999,44.06894],[19.51167,44.08158],[19.47321,44.1193],[19.48386,44.14332],[19.47338,44.15034],[19.43905,44.13088],[19.40927,44.16722],[19.3588,44.18353],[19.34773,44.23244],[19.32464,44.27185],[19.26945,44.26957],[19.23306,44.26097],[19.20508,44.2917],[19.18328,44.28383],[19.16741,44.28648],[19.13332,44.31492],[19.13556,44.338],[19.11547,44.34218],[19.1083,44.3558],[19.11865,44.36712],[19.10298,44.36924],[19.10365,44.37795],[19.10704,44.38249],[19.10749,44.39421],[19.11785,44.40313],[19.14681,44.41463],[19.14837,44.45253],[19.12278,44.50132],[19.13369,44.52521],[19.16699,44.52197],[19.26388,44.65412],[19.32543,44.74058],[19.36722,44.88164],[19.18183,44.92055],[19.01994,44.85493],[18.8704,44.85097],[18.76347,44.90669],[18.76369,44.93707],[18.80661,44.93561],[18.78357,44.97741],[18.65723,45.07544],[18.47939,45.05871],[18.41896,45.11083],[18.32077,45.1021],[18.24387,45.13699],[18.1624,45.07654],[18.03121,45.12632],[18.01594,45.15163],[17.99479,45.14958],[17.97834,45.13831],[17.97336,45.12245],[17.93706,45.08016],[17.87148,45.04645],[17.84826,45.04489]]]]}},{type:"Feature",properties:{iso1A2:"BB",iso1A3:"BRB",iso1N3:"052",wikidata:"Q244",nameEn:"Barbados",groups:["029","003","419","019"],driveSide:"left",callingCodes:["1 246"]},geometry:{type:"MultiPolygon",coordinates:[[[[-58.56442,13.24471],[-59.80731,13.87556],[-60.19227,12.37597],[-58.56442,13.24471]]]]}},{type:"Feature",properties:{iso1A2:"BD",iso1A3:"BGD",iso1N3:"050",wikidata:"Q902",nameEn:"Bangladesh",groups:["034","142"],driveSide:"left",callingCodes:["880"]},geometry:{type:"MultiPolygon",coordinates:[[[[89.15869,26.13708],[89.08899,26.38845],[88.95612,26.4564],[88.92357,26.40711],[88.91321,26.37984],[89.05328,26.2469],[88.85004,26.23211],[88.78961,26.31093],[88.67837,26.26291],[88.69485,26.38353],[88.62144,26.46783],[88.4298,26.54489],[88.41196,26.63837],[88.33093,26.48929],[88.35153,26.45241],[88.36938,26.48683],[88.48749,26.45855],[88.51649,26.35923],[88.35153,26.29123],[88.34757,26.22216],[88.1844,26.14417],[88.16581,26.0238],[88.08804,25.91334],[88.13138,25.78773],[88.242,25.80811],[88.45103,25.66245],[88.4559,25.59227],[88.677,25.46959],[88.81296,25.51546],[88.85278,25.34679],[89.01105,25.30303],[89.00463,25.26583],[88.94067,25.18534],[88.44766,25.20149],[88.46277,25.07468],[88.33917,24.86803],[88.27325,24.88796],[88.21832,24.96642],[88.14004,24.93529],[88.15515,24.85806],[88.00683,24.66477],[88.08786,24.63232],[88.12296,24.51301],[88.50934,24.32474],[88.68801,24.31464],[88.74841,24.1959],[88.6976,24.14703],[88.73743,23.91751],[88.66189,23.87607],[88.58087,23.87105],[88.56507,23.64044],[88.74841,23.47361],[88.79351,23.50535],[88.79254,23.46028],[88.71133,23.2492],[88.99148,23.21134],[88.86377,23.08759],[88.88327,23.03885],[88.87063,22.95235],[88.96713,22.83346],[88.9151,22.75228],[88.94614,22.66941],[88.9367,22.58527],[89.07114,22.15335],[89.03553,21.77397],[89.13927,21.60785],[89.13606,21.42955],[92.39837,20.38919],[92.4302,20.5688],[92.31348,20.57137],[92.28464,20.63179],[92.37665,20.72172],[92.26071,21.05697],[92.17752,21.17445],[92.20087,21.337],[92.37939,21.47764],[92.43158,21.37025],[92.55105,21.3856],[92.60187,21.24615],[92.68152,21.28454],[92.59775,21.6092],[92.62187,21.87037],[92.60949,21.97638],[92.56616,22.13554],[92.60029,22.1522],[92.5181,22.71441],[92.37665,22.9435],[92.38214,23.28705],[92.26541,23.70392],[92.15417,23.73409],[92.04706,23.64229],[91.95093,23.73284],[91.95642,23.47361],[91.84789,23.42235],[91.76417,23.26619],[91.81634,23.08001],[91.7324,23.00043],[91.61571,22.93929],[91.54993,23.01051],[91.46615,23.2328],[91.4035,23.27522],[91.40848,23.07117],[91.36453,23.06612],[91.28293,23.37538],[91.15579,23.6599],[91.25192,23.83463],[91.22308,23.89616],[91.29587,24.0041],[91.35741,23.99072],[91.37414,24.10693],[91.55542,24.08687],[91.63782,24.1132],[91.65292,24.22095],[91.73257,24.14703],[91.76004,24.23848],[91.82596,24.22345],[91.89258,24.14674],[91.96603,24.3799],[92.11662,24.38997],[92.15796,24.54435],[92.25854,24.9191],[92.38626,24.86055],[92.49887,24.88796],[92.39147,25.01471],[92.33957,25.07593],[92.0316,25.1834],[91.63648,25.12846],[91.25517,25.20677],[90.87427,25.15799],[90.65042,25.17788],[90.40034,25.1534],[90.1155,25.22686],[89.90478,25.31038],[89.87629,25.28337],[89.83371,25.29548],[89.84086,25.31854],[89.81208,25.37244],[89.86129,25.61714],[89.84388,25.70042],[89.80585,25.82489],[89.86592,25.93115],[89.77728,26.04254],[89.77865,26.08387],[89.73581,26.15818],[89.70201,26.15138],[89.63968,26.22595],[89.57101,25.9682],[89.53515,26.00382],[89.35953,26.0077],[89.15869,26.13708]]]]}},{type:"Feature",properties:{iso1A2:"BE",iso1A3:"BEL",iso1N3:"056",wikidata:"Q31",nameEn:"Belgium",groups:["EU","155","150"],callingCodes:["32"]},geometry:{type:"MultiPolygon",coordinates:[[[[4.93295,51.44945],[4.93909,51.44632],[4.9524,51.45014],[4.95244,51.45207],[4.93295,51.44945]]],[[[4.91493,51.4353],[4.92652,51.43329],[4.92952,51.42984],[4.93986,51.43064],[4.94265,51.44003],[4.93471,51.43861],[4.93416,51.44185],[4.94025,51.44193],[4.93544,51.44634],[4.92879,51.44161],[4.92815,51.43856],[4.92566,51.44273],[4.92811,51.4437],[4.92287,51.44741],[4.91811,51.44621],[4.92227,51.44252],[4.91935,51.43634],[4.91493,51.4353]]],[[[4.82946,51.4213],[4.82409,51.44736],[4.84139,51.4799],[4.78803,51.50284],[4.77321,51.50529],[4.74578,51.48937],[4.72935,51.48424],[4.65442,51.42352],[4.57489,51.4324],[4.53521,51.4243],[4.52846,51.45002],[4.54675,51.47265],[4.5388,51.48184],[4.47736,51.4778],[4.38122,51.44905],[4.39747,51.43316],[4.38064,51.41965],[4.43777,51.36989],[4.39292,51.35547],[4.34086,51.35738],[4.33265,51.37687],[4.21923,51.37443],[4.24024,51.35371],[4.16721,51.29348],[4.05165,51.24171],[4.01957,51.24504],[3.97889,51.22537],[3.90125,51.20371],[3.78783,51.2151],[3.78999,51.25766],[3.58939,51.30064],[3.51502,51.28697],[3.52698,51.2458],[3.43488,51.24135],[3.41704,51.25933],[3.38289,51.27331],[3.35847,51.31572],[3.38696,51.33436],[3.36263,51.37112],[2.56575,51.85301],[2.18458,51.52087],[2.55904,51.07014],[2.57551,51.00326],[2.63074,50.94746],[2.59093,50.91751],[2.63331,50.81457],[2.71165,50.81295],[2.81056,50.71773],[2.8483,50.72276],[2.86985,50.7033],[2.87937,50.70298],[2.88504,50.70656],[2.90069,50.69263],[2.91036,50.6939],[2.90873,50.702],[2.95019,50.75138],[2.96778,50.75242],[3.00537,50.76588],[3.04314,50.77674],[3.09163,50.77717],[3.10614,50.78303],[3.11206,50.79416],[3.11987,50.79188],[3.1257,50.78603],[3.15017,50.79031],[3.16476,50.76843],[3.18339,50.74981],[3.18811,50.74025],[3.20064,50.73547],[3.19017,50.72569],[3.20845,50.71662],[3.22042,50.71019],[3.24593,50.71389],[3.26063,50.70086],[3.26141,50.69151],[3.2536,50.68977],[3.264,50.67668],[3.23951,50.6585],[3.2729,50.60718],[3.28575,50.52724],[3.37693,50.49538],[3.44629,50.51009],[3.47385,50.53397],[3.51564,50.5256],[3.49509,50.48885],[3.5683,50.50192],[3.58361,50.49049],[3.61014,50.49568],[3.64426,50.46275],[3.66153,50.45165],[3.67494,50.40239],[3.67262,50.38663],[3.65709,50.36873],[3.66976,50.34563],[3.71009,50.30305],[3.70987,50.3191],[3.73911,50.34809],[3.84314,50.35219],[3.90781,50.32814],[3.96771,50.34989],[4.0268,50.35793],[4.0689,50.3254],[4.10237,50.31247],[4.10957,50.30234],[4.11954,50.30425],[4.13665,50.25609],[4.16808,50.25786],[4.15524,50.2833],[4.17347,50.28838],[4.17861,50.27443],[4.20651,50.27333],[4.21945,50.25539],[4.15524,50.21103],[4.16014,50.19239],[4.13561,50.13078],[4.20147,50.13535],[4.23101,50.06945],[4.16294,50.04719],[4.13508,50.01976],[4.14239,49.98034],[4.20532,49.95803],[4.31963,49.97043],[4.35051,49.95315],[4.43488,49.94122],[4.51098,49.94659],[4.5414,49.96911],[4.68695,49.99685],[4.70064,50.09384],[4.75237,50.11314],[4.82438,50.16878],[4.83279,50.15331],[4.88602,50.15182],[4.8382,50.06738],[4.78827,49.95609],[4.88529,49.9236],[4.85134,49.86457],[4.86965,49.82271],[4.85464,49.78995],[4.96714,49.79872],[5.09249,49.76193],[5.14545,49.70287],[5.26232,49.69456],[5.31465,49.66846],[5.33039,49.6555],[5.30214,49.63055],[5.3137,49.61225],[5.33851,49.61599],[5.34837,49.62889],[5.3974,49.61596],[5.43713,49.5707],[5.46734,49.52648],[5.46541,49.49825],[5.55001,49.52729],[5.60909,49.51228],[5.64505,49.55146],[5.75649,49.54321],[5.7577,49.55915],[5.77435,49.56298],[5.79195,49.55228],[5.81838,49.54777],[5.84143,49.5533],[5.84692,49.55663],[5.8424,49.56082],[5.87256,49.57539],[5.86986,49.58756],[5.84971,49.58674],[5.84826,49.5969],[5.8762,49.60898],[5.87609,49.62047],[5.88393,49.62802],[5.88552,49.63507],[5.90599,49.63853],[5.90164,49.6511],[5.9069,49.66377],[5.86175,49.67862],[5.86527,49.69291],[5.88677,49.70951],[5.86503,49.72739],[5.84193,49.72161],[5.82562,49.72395],[5.83149,49.74729],[5.82245,49.75048],[5.78871,49.7962],[5.75409,49.79239],[5.74953,49.81428],[5.74364,49.82058],[5.74844,49.82435],[5.7404,49.83452],[5.74076,49.83823],[5.74975,49.83933],[5.74953,49.84709],[5.75884,49.84811],[5.74567,49.85368],[5.75861,49.85631],[5.75269,49.8711],[5.78415,49.87922],[5.73621,49.89796],[5.77314,49.93646],[5.77291,49.96056],[5.80833,49.96451],[5.81163,49.97142],[5.83467,49.97823],[5.83968,49.9892],[5.82331,49.99662],[5.81866,50.01286],[5.8551,50.02683],[5.86904,50.04614],[5.85474,50.06342],[5.8857,50.07824],[5.89488,50.11476],[5.95929,50.13295],[5.96453,50.17259],[6.02488,50.18283],[6.03093,50.16362],[6.06406,50.15344],[6.08577,50.17246],[6.12028,50.16374],[6.1137,50.13668],[6.1379,50.12964],[6.15298,50.14126],[6.14132,50.14971],[6.14588,50.17106],[6.18739,50.1822],[6.18364,50.20815],[6.16853,50.2234],[6.208,50.25179],[6.28797,50.27458],[6.29949,50.30887],[6.32488,50.32333],[6.35701,50.31139],[6.40641,50.32425],[6.40785,50.33557],[6.3688,50.35898],[6.34406,50.37994],[6.36852,50.40776],[6.37219,50.45397],[6.34005,50.46083],[6.3465,50.48833],[6.30809,50.50058],[6.26637,50.50272],[6.22335,50.49578],[6.20599,50.52089],[6.19193,50.5212],[6.18716,50.52653],[6.19579,50.5313],[6.19735,50.53576],[6.17802,50.54179],[6.17739,50.55875],[6.20281,50.56952],[6.22581,50.5907],[6.24005,50.58732],[6.24888,50.59869],[6.2476,50.60392],[6.26957,50.62444],[6.17852,50.6245],[6.11707,50.72231],[6.04428,50.72861],[6.0406,50.71848],[6.0326,50.72647],[6.03889,50.74618],[6.01976,50.75398],[5.97545,50.75441],[5.95942,50.7622],[5.89132,50.75124],[5.89129,50.75125],[5.88734,50.77092],[5.84888,50.75448],[5.84548,50.76542],[5.80673,50.7558],[5.77513,50.78308],[5.76533,50.78159],[5.74356,50.7691],[5.73904,50.75674],[5.72216,50.76398],[5.69469,50.75529],[5.68091,50.75804],[5.70107,50.7827],[5.68995,50.79641],[5.70118,50.80764],[5.65259,50.82309],[5.64009,50.84742],[5.64504,50.87107],[5.67886,50.88142],[5.69858,50.91046],[5.71626,50.90796],[5.72644,50.91167],[5.72545,50.92312],[5.74644,50.94723],[5.75927,50.95601],[5.74752,50.96202],[5.72875,50.95428],[5.71864,50.96092],[5.76242,50.99703],[5.77688,51.02483],[5.75961,51.03113],[5.77258,51.06196],[5.79835,51.05834],[5.79903,51.09371],[5.82921,51.09328],[5.83226,51.10585],[5.8109,51.10861],[5.80798,51.11661],[5.85508,51.14445],[5.82564,51.16753],[5.77697,51.1522],[5.77735,51.17845],[5.74617,51.18928],[5.70344,51.1829],[5.65528,51.18736],[5.65145,51.19788],[5.5603,51.22249],[5.5569,51.26544],[5.515,51.29462],[5.48476,51.30053],[5.46519,51.2849],[5.4407,51.28169],[5.41672,51.26248],[5.347,51.27502],[5.33886,51.26314],[5.29716,51.26104],[5.26461,51.26693],[5.23814,51.26064],[5.22542,51.26888],[5.24244,51.30495],[5.2002,51.32243],[5.16222,51.31035],[5.13377,51.31592],[5.13105,51.34791],[5.07102,51.39469],[5.10456,51.43163],[5.07891,51.4715],[5.04774,51.47022],[5.03281,51.48679],[5.0106,51.47167],[5.00393,51.44406],[4.92152,51.39487],[4.90016,51.41404],[4.84988,51.41502],[4.78941,51.41102],[4.77229,51.41337],[4.76577,51.43046],[4.78314,51.43319],[4.82946,51.4213]]]]}},{type:"Feature",properties:{iso1A2:"BF",iso1A3:"BFA",iso1N3:"854",wikidata:"Q965",nameEn:"Burkina Faso",groups:["011","202","002"],callingCodes:["226"]},geometry:{type:"MultiPolygon",coordinates:[[[[0.23859,15.00135],[0.06588,14.96961],[-0.24673,15.07805],[-0.72004,15.08655],[-1.05875,14.7921],[-1.32166,14.72774],[-1.68083,14.50023],[-1.97945,14.47709],[-1.9992,14.19011],[-2.10223,14.14878],[-2.47587,14.29671],[-2.66175,14.14713],[-2.84667,14.05532],[-2.90831,13.81174],[-2.88189,13.64921],[-3.26407,13.70699],[-3.28396,13.5422],[-3.23599,13.29035],[-3.43507,13.27272],[-3.4313,13.1588],[-3.54454,13.1781],[-3.7911,13.36665],[-3.96282,13.38164],[-3.90558,13.44375],[-3.96501,13.49778],[-4.34477,13.12927],[-4.21819,12.95722],[-4.238,12.71467],[-4.47356,12.71252],[-4.41412,12.31922],[-4.57703,12.19875],[-4.54841,12.1385],[-4.62546,12.13204],[-4.62987,12.06531],[-4.70692,12.06746],[-4.72893,12.01579],[-5.07897,11.97918],[-5.26389,11.84778],[-5.40258,11.8327],[-5.26389,11.75728],[-5.29251,11.61715],[-5.22867,11.60421],[-5.20665,11.43811],[-5.25509,11.36905],[-5.25949,11.24816],[-5.32553,11.21578],[-5.32994,11.13371],[-5.49284,11.07538],[-5.41579,10.84628],[-5.47083,10.75329],[-5.46643,10.56074],[-5.51058,10.43177],[-5.39602,10.2929],[-5.12465,10.29788],[-4.96453,9.99923],[-4.96621,9.89132],[-4.6426,9.70696],[-4.31392,9.60062],[-4.25999,9.76012],[-3.69703,9.94279],[-3.31779,9.91125],[-3.27228,9.84981],[-3.19306,9.93781],[-3.16609,9.85147],[-3.00765,9.74019],[-2.93012,9.57403],[-2.76494,9.40778],[-2.68802,9.49343],[-2.76534,9.56589],[-2.74174,9.83172],[-2.83108,10.40252],[-2.94232,10.64281],[-2.83373,11.0067],[-0.67143,10.99811],[-0.61937,10.91305],[-0.44298,11.04292],[-0.42391,11.11661],[-0.38219,11.12596],[-0.35955,11.07801],[-0.28566,11.12713],[-0.27374,11.17157],[-0.13493,11.14075],[0.50388,11.01011],[0.48852,10.98561],[0.50521,10.98035],[0.4958,10.93269],[0.66104,10.99964],[0.91245,10.99597],[0.9813,11.08876],[1.03409,11.04719],[1.42823,11.46822],[2.00988,11.42227],[2.29983,11.68254],[2.39723,11.89473],[2.05785,12.35539],[2.26349,12.41915],[0.99167,13.10727],[0.99253,13.37515],[1.18873,13.31771],[1.21217,13.37853],[1.24516,13.33968],[1.28509,13.35488],[1.24429,13.39373],[1.20088,13.38951],[1.02813,13.46635],[0.99514,13.5668],[0.77637,13.64442],[0.77377,13.6866],[0.61924,13.68491],[0.38051,14.05575],[0.16936,14.51654],[0.23859,15.00135]]]]}},{type:"Feature",properties:{iso1A2:"BG",iso1A3:"BGR",iso1N3:"100",wikidata:"Q219",nameEn:"Bulgaria",groups:["EU","151","150"],callingCodes:["359"]},geometry:{type:"MultiPolygon",coordinates:[[[[23.05288,43.79494],[22.85314,43.84452],[22.83753,43.88055],[22.87873,43.9844],[23.01674,44.01946],[23.04988,44.07694],[22.67173,44.21564],[22.61711,44.16938],[22.61688,44.06534],[22.41449,44.00514],[22.35558,43.81281],[22.41043,43.69566],[22.47582,43.6558],[22.53397,43.47225],[22.82036,43.33665],[22.89727,43.22417],[23.00806,43.19279],[22.98104,43.11199],[22.89521,43.03625],[22.78397,42.98253],[22.74826,42.88701],[22.54302,42.87774],[22.43309,42.82057],[22.4997,42.74144],[22.43983,42.56851],[22.55669,42.50144],[22.51961,42.3991],[22.47498,42.3915],[22.45919,42.33822],[22.34773,42.31725],[22.38136,42.30339],[22.47251,42.20393],[22.50289,42.19527],[22.51224,42.15457],[22.67701,42.06614],[22.86749,42.02275],[22.90254,41.87587],[22.96682,41.77137],[23.01239,41.76527],[23.03342,41.71034],[22.95513,41.63265],[22.96331,41.35782],[22.93334,41.34104],[23.1833,41.31755],[23.21953,41.33773],[23.22771,41.37106],[23.31301,41.40525],[23.33639,41.36317],[23.40416,41.39999],[23.52453,41.40262],[23.63203,41.37632],[23.67644,41.41139],[23.76525,41.40175],[23.80148,41.43943],[23.89613,41.45257],[23.91483,41.47971],[23.96975,41.44118],[24.06908,41.46132],[24.06323,41.53222],[24.10063,41.54796],[24.18126,41.51735],[24.27124,41.57682],[24.30513,41.51297],[24.52599,41.56808],[24.61129,41.42278],[24.71529,41.41928],[24.8041,41.34913],[24.82514,41.4035],[24.86136,41.39298],[24.90928,41.40876],[24.942,41.38685],[25.11611,41.34212],[25.28322,41.23411],[25.48187,41.28506],[25.52394,41.2798],[25.55082,41.31667],[25.61042,41.30614],[25.66183,41.31316],[25.70507,41.29209],[25.8266,41.34563],[25.87919,41.30526],[26.12926,41.35878],[26.16548,41.42278],[26.20288,41.43943],[26.14796,41.47533],[26.176,41.50072],[26.17951,41.55409],[26.14328,41.55496],[26.15146,41.60828],[26.07083,41.64584],[26.06148,41.70345],[26.16841,41.74858],[26.21325,41.73223],[26.22888,41.74139],[26.2654,41.71544],[26.30255,41.70925],[26.35957,41.71149],[26.32952,41.73637],[26.33589,41.76802],[26.36952,41.82265],[26.53968,41.82653],[26.57961,41.90024],[26.56051,41.92995],[26.62996,41.97644],[26.79143,41.97386],[26.95638,42.00741],[27.03277,42.0809],[27.08486,42.08735],[27.19251,42.06028],[27.22376,42.10152],[27.27411,42.10409],[27.45478,41.96591],[27.52379,41.93756],[27.55191,41.90928],[27.69949,41.97515],[27.81235,41.94803],[27.83492,41.99709],[27.91479,41.97902],[28.02971,41.98066],[28.32297,41.98371],[29.24336,43.70874],[28.23293,43.76],[27.99558,43.84193],[27.92008,44.00761],[27.73468,43.95326],[27.64542,44.04958],[27.60834,44.01206],[27.39757,44.0141],[27.26845,44.12602],[26.95141,44.13555],[26.62712,44.05698],[26.38764,44.04356],[26.10115,43.96908],[26.05584,43.90925],[25.94911,43.85745],[25.72792,43.69263],[25.39528,43.61866],[25.17144,43.70261],[25.10718,43.6831],[24.96682,43.72693],[24.73542,43.68523],[24.62281,43.74082],[24.50264,43.76314],[24.35364,43.70211],[24.18149,43.68218],[23.73978,43.80627],[23.61687,43.79289],[23.4507,43.84936],[23.26772,43.84843],[23.05288,43.79494]]]]}},{type:"Feature",properties:{iso1A2:"BH",iso1A3:"BHR",iso1N3:"048",wikidata:"Q398",nameEn:"Bahrain",groups:["145","142"],callingCodes:["973"]},geometry:{type:"MultiPolygon",coordinates:[[[[50.93865,26.30758],[50.71771,26.73086],[50.38162,26.53976],[50.26923,26.08243],[50.302,25.87592],[50.57069,25.57887],[50.80824,25.54641],[50.7801,25.595],[50.86149,25.6965],[50.81266,25.88946],[50.93865,26.30758]]]]}},{type:"Feature",properties:{iso1A2:"BI",iso1A3:"BDI",iso1N3:"108",wikidata:"Q967",nameEn:"Burundi",groups:["014","202","002"],callingCodes:["257"]},geometry:{type:"MultiPolygon",coordinates:[[[[30.54501,-2.41404],[30.42933,-2.31064],[30.14034,-2.43626],[29.95911,-2.33348],[29.88237,-2.75105],[29.36805,-2.82933],[29.32234,-2.6483],[29.0562,-2.58632],[29.04081,-2.7416],[29.00167,-2.78523],[29.00404,-2.81978],[29.0505,-2.81774],[29.09119,-2.87871],[29.09797,-2.91935],[29.16037,-2.95457],[29.17258,-2.99385],[29.25633,-3.05471],[29.21463,-3.3514],[29.23708,-3.75856],[29.43673,-4.44845],[29.63827,-4.44681],[29.75109,-4.45836],[29.77289,-4.41733],[29.82885,-4.36153],[29.88172,-4.35743],[30.03323,-4.26631],[30.22042,-4.01738],[30.45915,-3.56532],[30.84165,-3.25152],[30.83823,-2.97837],[30.6675,-2.98987],[30.57926,-2.89791],[30.4987,-2.9573],[30.40662,-2.86151],[30.52747,-2.65841],[30.41789,-2.66266],[30.54501,-2.41404]]]]}},{type:"Feature",properties:{iso1A2:"BJ",iso1A3:"BEN",iso1N3:"204",wikidata:"Q962",nameEn:"Benin",aliases:["DY"],groups:["011","202","002"],callingCodes:["229"]},geometry:{type:"MultiPolygon",coordinates:[[[[3.59375,11.70269],[3.48187,11.86092],[3.31613,11.88495],[3.25352,12.01467],[2.83978,12.40585],[2.6593,12.30631],[2.37783,12.24804],[2.39657,12.10952],[2.45824,11.98672],[2.39723,11.89473],[2.29983,11.68254],[2.00988,11.42227],[1.42823,11.46822],[1.03409,11.04719],[0.9813,11.08876],[0.91245,10.99597],[0.8804,10.803],[0.80358,10.71459],[0.77666,10.37665],[1.35507,9.99525],[1.36624,9.5951],[1.33675,9.54765],[1.41746,9.3226],[1.5649,9.16941],[1.61838,9.0527],[1.64249,6.99562],[1.55877,6.99737],[1.61812,6.74843],[1.58105,6.68619],[1.76906,6.43189],[1.79826,6.28221],[1.62913,6.24075],[1.67336,6.02702],[2.74181,6.13349],[2.70566,6.38038],[2.70464,6.50831],[2.74334,6.57291],[2.7325,6.64057],[2.78204,6.70514],[2.78823,6.76356],[2.73405,6.78508],[2.74024,6.92802],[2.71702,6.95722],[2.76965,7.13543],[2.74489,7.42565],[2.79442,7.43486],[2.78668,7.5116],[2.73405,7.5423],[2.73095,7.7755],[2.67523,7.87825],[2.77907,9.06924],[3.08017,9.10006],[3.14147,9.28375],[3.13928,9.47167],[3.25093,9.61632],[3.34726,9.70696],[3.32099,9.78032],[3.35383,9.83641],[3.54429,9.87739],[3.66908,10.18136],[3.57275,10.27185],[3.6844,10.46351],[3.78292,10.40538],[3.84243,10.59316],[3.71505,11.13015],[3.49175,11.29765],[3.59375,11.70269]]]]}},{type:"Feature",properties:{iso1A2:"BL",iso1A3:"BLM",iso1N3:"652",wikidata:"Q25362",nameEn:"Saint-Barthélemy",country:"FR",groups:["029","003","419","019"],callingCodes:["590"]},geometry:{type:"MultiPolygon",coordinates:[[[[-62.75637,18.13489],[-62.93924,18.02904],[-63.07669,17.79659],[-62.76692,17.64353],[-62.54836,17.8636],[-62.75637,18.13489]]]]}},{type:"Feature",properties:{iso1A2:"BM",iso1A3:"BMU",iso1N3:"060",wikidata:"Q23635",nameEn:"Bermuda",country:"GB",groups:["021","003","019"],driveSide:"left",callingCodes:["1 441"]},geometry:{type:"MultiPolygon",coordinates:[[[[-63.20987,32.6953],[-65.31453,32.68437],[-65.63955,31.43417],[-63.20987,32.6953]]]]}},{type:"Feature",properties:{iso1A2:"BN",iso1A3:"BRN",iso1N3:"096",wikidata:"Q921",nameEn:"Brunei",groups:["035","142"],driveSide:"left",callingCodes:["673"]},geometry:{type:"MultiPolygon",coordinates:[[[[115.16236,5.01011],[115.02521,5.35005],[114.08532,4.64632],[114.07448,4.58441],[114.15813,4.57],[114.26876,4.49878],[114.32176,4.34942],[114.32176,4.2552],[114.4416,4.27588],[114.49922,4.13108],[114.64211,4.00694],[114.78539,4.12205],[114.88039,4.4257],[114.83189,4.42387],[114.77303,4.72871],[114.8266,4.75062],[114.88841,4.81905],[114.96982,4.81146],[114.99417,4.88201],[115.05038,4.90275],[115.02955,4.82087],[115.02278,4.74137],[115.04064,4.63706],[115.07737,4.53418],[115.09978,4.39123],[115.31275,4.30806],[115.36346,4.33563],[115.2851,4.42295],[115.27819,4.63661],[115.20737,4.8256],[115.15092,4.87604],[115.16236,5.01011]]]]}},{type:"Feature",properties:{iso1A2:"BO",iso1A3:"BOL",iso1N3:"068",wikidata:"Q750",nameEn:"Bolivia",groups:["005","419","019"],callingCodes:["591"]},geometry:{type:"MultiPolygon",coordinates:[[[[-63.90248,-12.52544],[-64.22539,-12.45267],[-64.30708,-12.46398],[-64.99778,-11.98604],[-65.30027,-11.48749],[-65.28141,-10.86289],[-65.35402,-10.78685],[-65.37923,-10.35141],[-65.29019,-9.86253],[-65.40615,-9.63894],[-65.56244,-9.84266],[-65.68343,-9.75323],[-67.17784,-10.34016],[-68.71533,-11.14749],[-68.7651,-11.0496],[-68.75179,-11.03688],[-68.75265,-11.02383],[-68.74802,-11.00891],[-69.42792,-10.93451],[-69.47839,-10.95254],[-69.57156,-10.94555],[-68.98115,-11.8979],[-68.65044,-12.50689],[-68.85615,-12.87769],[-68.8864,-13.40792],[-69.05265,-13.68546],[-68.88135,-14.18639],[-69.36254,-14.94634],[-69.14856,-15.23478],[-69.40336,-15.61358],[-69.20291,-16.16668],[-69.09986,-16.22693],[-68.96238,-16.194],[-68.79464,-16.33272],[-68.98358,-16.42165],[-69.04027,-16.57214],[-69.00853,-16.66769],[-69.16896,-16.72233],[-69.62883,-17.28142],[-69.46863,-17.37466],[-69.46897,-17.4988],[-69.46623,-17.60518],[-69.34126,-17.72753],[-69.28671,-17.94844],[-69.07496,-18.03715],[-69.14807,-18.16893],[-69.07432,-18.28259],[-68.94987,-18.93302],[-68.87082,-19.06003],[-68.80602,-19.08355],[-68.61989,-19.27584],[-68.41218,-19.40499],[-68.66761,-19.72118],[-68.54611,-19.84651],[-68.57132,-20.03134],[-68.74273,-20.08817],[-68.7276,-20.46178],[-68.44023,-20.62701],[-68.55383,-20.7355],[-68.53957,-20.91542],[-68.40403,-20.94562],[-68.18816,-21.28614],[-67.85114,-22.87076],[-67.54284,-22.89771],[-67.18382,-22.81525],[-66.7298,-22.23644],[-66.29714,-22.08741],[-66.24077,-21.77837],[-66.03836,-21.84829],[-66.04832,-21.9187],[-65.9261,-21.93335],[-65.7467,-22.10105],[-65.61166,-22.09504],[-65.58694,-22.09794],[-65.57743,-22.07675],[-65.47435,-22.08908],[-64.99524,-22.08255],[-64.90014,-22.12136],[-64.67174,-22.18957],[-64.58888,-22.25035],[-64.4176,-22.67692],[-64.35108,-22.73282],[-64.31489,-22.88824],[-64.22918,-22.55807],[-63.93287,-21.99934],[-63.70963,-21.99934],[-63.68113,-22.0544],[-63.66482,-21.99918],[-62.81124,-21.9987],[-62.8078,-22.12534],[-62.64455,-22.25091],[-62.2757,-21.06657],[-62.26883,-20.55311],[-61.93912,-20.10053],[-61.73723,-19.63958],[-60.00638,-19.2981],[-59.06965,-19.29148],[-58.23216,-19.80058],[-58.16225,-20.16193],[-57.8496,-19.98346],[-58.14215,-19.76276],[-57.78463,-19.03259],[-57.71113,-19.03161],[-57.69134,-19.00544],[-57.71995,-18.97546],[-57.71995,-18.89573],[-57.76764,-18.90087],[-57.56807,-18.25655],[-57.48237,-18.24219],[-57.69877,-17.8431],[-57.73949,-17.56095],[-57.90082,-17.44555],[-57.99661,-17.5273],[-58.32935,-17.28195],[-58.5058,-16.80958],[-58.30918,-16.3699],[-58.32431,-16.25861],[-58.41506,-16.32636],[-60.16069,-16.26479],[-60.23797,-15.50267],[-60.58224,-15.09887],[-60.23968,-15.09515],[-60.27887,-14.63021],[-60.46037,-14.22496],[-60.48053,-13.77981],[-61.05527,-13.50054],[-61.81151,-13.49564],[-63.76259,-12.42952],[-63.90248,-12.52544]]]]}},{type:"Feature",properties:{iso1A2:"BQ",iso1A3:"BES",iso1N3:"535",wikidata:"Q27561",nameEn:"Caribbean Netherlands",country:"NL",groups:["029","003","419","019"],callingCodes:["599 3","599 4","599 7"]},geometry:{type:"MultiPolygon",coordinates:[[[[-63.07669,17.79659],[-63.22932,17.32592],[-63.11114,17.23125],[-62.76692,17.64353],[-63.07669,17.79659]]],[[[-63.29212,17.90532],[-63.58819,17.61311],[-63.22932,17.32592],[-63.07669,17.79659],[-63.29212,17.90532]]],[[[-67.89186,12.4116],[-68.90012,12.62309],[-68.33524,11.78151],[-68.01417,11.77722],[-67.89186,12.4116]]]]}},{type:"Feature",properties:{iso1A2:"BR",iso1A3:"BRA",iso1N3:"076",wikidata:"Q155",nameEn:"Brazil",groups:["005","419","019"],callingCodes:["55"]},geometry:{type:"MultiPolygon",coordinates:[[[[-59.69361,4.34069],[-59.78878,4.45637],[-60.15953,4.53456],[-60.04189,4.69801],[-59.98129,5.07097],[-60.20944,5.28754],[-60.32352,5.21299],[-60.73204,5.20931],[-60.5802,4.94312],[-60.86539,4.70512],[-60.98303,4.54167],[-61.15703,4.49839],[-61.31457,4.54167],[-61.29675,4.44216],[-61.48569,4.43149],[-61.54629,4.2822],[-62.13094,4.08309],[-62.44822,4.18621],[-62.57656,4.04754],[-62.74411,4.03331],[-62.7655,3.73099],[-62.98296,3.59935],[-63.21111,3.96219],[-63.4464,3.9693],[-63.42233,3.89995],[-63.50611,3.83592],[-63.67099,4.01731],[-63.70218,3.91417],[-63.86082,3.94796],[-63.99183,3.90172],[-64.14512,4.12932],[-64.57648,4.12576],[-64.72977,4.28931],[-64.84028,4.24665],[-64.48379,3.7879],[-64.02908,2.79797],[-64.0257,2.48156],[-63.39114,2.4317],[-63.39827,2.16098],[-64.06135,1.94722],[-64.08274,1.64792],[-64.34654,1.35569],[-64.38932,1.5125],[-65.11657,1.12046],[-65.57288,0.62856],[-65.50158,0.92086],[-65.6727,1.01353],[-66.28507,0.74585],[-66.85795,1.22998],[-67.08222,1.17441],[-67.15784,1.80439],[-67.299,1.87494],[-67.40488,2.22258],[-67.9292,1.82455],[-68.18632,2.00091],[-68.26699,1.83463],[-68.18128,1.72881],[-69.38621,1.70865],[-69.53746,1.76408],[-69.83491,1.69353],[-69.82987,1.07864],[-69.26017,1.06856],[-69.14422,0.84172],[-69.20976,0.57958],[-69.47696,0.71065],[-70.04162,0.55437],[-70.03658,-0.19681],[-69.603,-0.51947],[-69.59796,-0.75136],[-69.4215,-1.01853],[-69.43395,-1.42219],[-69.94708,-4.2431],[-70.00888,-4.37833],[-70.11305,-4.27281],[-70.19582,-4.3607],[-70.33236,-4.15214],[-70.77601,-4.15717],[-70.96814,-4.36915],[-71.87003,-4.51661],[-72.64391,-5.0391],[-72.83973,-5.14765],[-73.24579,-6.05764],[-73.12983,-6.43852],[-73.73986,-6.87919],[-73.77011,-7.28944],[-73.96938,-7.58465],[-73.65485,-7.77897],[-73.76576,-7.89884],[-72.92886,-9.04074],[-73.21498,-9.40904],[-72.72216,-9.41397],[-72.31883,-9.5184],[-72.14742,-9.98049],[-71.23394,-9.9668],[-70.53373,-9.42628],[-70.58453,-9.58303],[-70.55429,-9.76692],[-70.62487,-9.80666],[-70.64134,-11.0108],[-70.51395,-10.92249],[-70.38791,-11.07096],[-69.90896,-10.92744],[-69.57835,-10.94051],[-69.57156,-10.94555],[-69.47839,-10.95254],[-69.42792,-10.93451],[-68.74802,-11.00891],[-68.75265,-11.02383],[-68.75179,-11.03688],[-68.7651,-11.0496],[-68.71533,-11.14749],[-67.17784,-10.34016],[-65.68343,-9.75323],[-65.56244,-9.84266],[-65.40615,-9.63894],[-65.29019,-9.86253],[-65.37923,-10.35141],[-65.35402,-10.78685],[-65.28141,-10.86289],[-65.30027,-11.48749],[-64.99778,-11.98604],[-64.30708,-12.46398],[-64.22539,-12.45267],[-63.90248,-12.52544],[-63.76259,-12.42952],[-61.81151,-13.49564],[-61.05527,-13.50054],[-60.48053,-13.77981],[-60.46037,-14.22496],[-60.27887,-14.63021],[-60.23968,-15.09515],[-60.58224,-15.09887],[-60.23797,-15.50267],[-60.16069,-16.26479],[-58.41506,-16.32636],[-58.32431,-16.25861],[-58.30918,-16.3699],[-58.5058,-16.80958],[-58.32935,-17.28195],[-57.99661,-17.5273],[-57.90082,-17.44555],[-57.73949,-17.56095],[-57.69877,-17.8431],[-57.48237,-18.24219],[-57.56807,-18.25655],[-57.76764,-18.90087],[-57.71995,-18.89573],[-57.71995,-18.97546],[-57.69134,-19.00544],[-57.71113,-19.03161],[-57.78463,-19.03259],[-58.14215,-19.76276],[-57.8496,-19.98346],[-58.16225,-20.16193],[-57.84536,-20.93155],[-57.93492,-21.65505],[-57.88239,-21.6868],[-57.94642,-21.73799],[-57.98625,-22.09157],[-56.6508,-22.28387],[-56.5212,-22.11556],[-56.45893,-22.08072],[-56.23206,-22.25347],[-55.8331,-22.29008],[-55.74941,-22.46436],[-55.741,-22.52018],[-55.72366,-22.5519],[-55.6986,-22.56268],[-55.68742,-22.58407],[-55.62493,-22.62765],[-55.63849,-22.95122],[-55.5446,-23.22811],[-55.52288,-23.2595],[-55.5555,-23.28237],[-55.43585,-23.87157],[-55.44117,-23.9185],[-55.41784,-23.9657],[-55.12292,-23.99669],[-55.0518,-23.98666],[-55.02691,-23.97317],[-54.6238,-23.83078],[-54.32807,-24.01865],[-54.28207,-24.07305],[-54.4423,-25.13381],[-54.62033,-25.46026],[-54.60196,-25.48397],[-54.59509,-25.53696],[-54.59398,-25.59224],[-54.5502,-25.58915],[-54.52926,-25.62846],[-53.90831,-25.55513],[-53.83691,-25.94849],[-53.73511,-26.04211],[-53.73086,-26.05842],[-53.7264,-26.0664],[-53.73391,-26.07006],[-53.73968,-26.10012],[-53.65018,-26.19501],[-53.65237,-26.23289],[-53.63739,-26.2496],[-53.63881,-26.25075],[-53.64632,-26.24798],[-53.64186,-26.25976],[-53.64505,-26.28089],[-53.68269,-26.33359],[-53.73372,-26.6131],[-53.80144,-27.09844],[-54.15978,-27.2889],[-54.19062,-27.27639],[-54.19268,-27.30751],[-54.41888,-27.40882],[-54.50416,-27.48232],[-54.67657,-27.57214],[-54.90159,-27.63132],[-54.90805,-27.73149],[-55.1349,-27.89759],[-55.16872,-27.86224],[-55.33303,-27.94661],[-55.6262,-28.17124],[-55.65418,-28.18304],[-56.01729,-28.51223],[-56.00458,-28.60421],[-56.05265,-28.62651],[-56.54171,-29.11447],[-56.57295,-29.11357],[-56.62789,-29.18073],[-56.81251,-29.48154],[-57.09386,-29.74211],[-57.65132,-30.19229],[-57.22502,-30.26121],[-56.90236,-30.02578],[-56.49267,-30.39471],[-56.4795,-30.3899],[-56.4619,-30.38457],[-55.87388,-31.05053],[-55.58866,-30.84117],[-55.5634,-30.8686],[-55.55373,-30.8732],[-55.55218,-30.88193],[-55.54572,-30.89051],[-55.53431,-30.89714],[-55.53276,-30.90218],[-55.52712,-30.89997],[-55.51862,-30.89828],[-55.50841,-30.9027],[-55.50821,-30.91349],[-54.17384,-31.86168],[-53.76024,-32.0751],[-53.39572,-32.58596],[-53.37671,-32.57005],[-53.1111,-32.71147],[-53.53459,-33.16843],[-53.52794,-33.68908],[-53.44031,-33.69344],[-53.39593,-33.75169],[-53.37138,-33.74313],[-52.83257,-34.01481],[-28.34015,-20.99094],[-28.99601,1.86593],[-51.35485,4.8383],[-51.63798,4.51394],[-51.61983,4.14596],[-51.79599,3.89336],[-51.82312,3.85825],[-51.85573,3.83427],[-52.31787,3.17896],[-52.6906,2.37298],[-52.96539,2.1881],[-53.78743,2.34412],[-54.16286,2.10779],[-54.6084,2.32856],[-55.01919,2.564],[-55.71493,2.40342],[-55.96292,2.53188],[-56.13054,2.27723],[-55.92159,2.05236],[-55.89863,1.89861],[-55.99278,1.83137],[-56.47045,1.95135],[-56.7659,1.89509],[-57.07092,1.95304],[-57.09109,2.01854],[-57.23981,1.95808],[-57.35073,1.98327],[-57.55743,1.69605],[-57.77281,1.73344],[-57.97336,1.64566],[-58.01873,1.51966],[-58.33887,1.58014],[-58.4858,1.48399],[-58.53571,1.29154],[-58.84229,1.17749],[-58.92072,1.31293],[-59.25583,1.40559],[-59.74066,1.87596],[-59.7264,2.27497],[-59.91177,2.36759],[-59.99733,2.92312],[-59.79769,3.37162],[-59.86899,3.57089],[-59.51963,3.91951],[-59.73353,4.20399],[-59.69361,4.34069]]]]}},{type:"Feature",properties:{iso1A2:"BS",iso1A3:"BHS",iso1N3:"044",wikidata:"Q778",nameEn:"The Bahamas",groups:["029","003","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["1 242"]},geometry:{type:"MultiPolygon",coordinates:[[[[-72.98446,20.4801],[-71.70065,25.7637],[-79.14818,27.83105],[-79.89631,24.6597],[-80.88924,23.80416],[-72.98446,20.4801]]]]}},{type:"Feature",properties:{iso1A2:"BT",iso1A3:"BTN",iso1N3:"064",wikidata:"Q917",nameEn:"Bhutan",groups:["034","142"],driveSide:"left",callingCodes:["975"]},geometry:{type:"MultiPolygon",coordinates:[[[[91.6469,27.76358],[91.5629,27.84823],[91.48973,27.93903],[91.46327,28.0064],[91.25779,28.07509],[91.20019,27.98715],[90.69894,28.07784],[90.58842,28.02838],[90.13387,28.19178],[89.79762,28.23979],[89.59525,28.16433],[89.12825,27.62502],[89.0582,27.60985],[88.97213,27.51671],[88.95355,27.4106],[89.00216,27.32532],[88.96947,27.30319],[88.93678,27.33777],[88.91901,27.32483],[88.74219,27.144],[88.86984,27.10937],[88.8714,26.97488],[88.92301,26.99286],[88.95807,26.92668],[89.09554,26.89089],[89.12825,26.81661],[89.1926,26.81329],[89.37913,26.86224],[89.38319,26.85963],[89.3901,26.84225],[89.42349,26.83727],[89.63369,26.74402],[89.86124,26.73307],[90.04535,26.72422],[90.30402,26.85098],[90.39271,26.90704],[90.48504,26.8594],[90.67715,26.77215],[91.50067,26.79223],[91.83181,26.87318],[92.05523,26.8692],[92.11863,26.893],[92.03457,27.07334],[92.04702,27.26861],[92.12019,27.27829],[92.01132,27.47352],[91.65007,27.48287],[91.55819,27.6144],[91.6469,27.76358]]]]}},{type:"Feature",properties:{iso1A2:"BV",iso1A3:"BVT",iso1N3:"074",wikidata:"Q23408",nameEn:"Bouvet Island",country:"NO",groups:["005","419","019"]},geometry:{type:"MultiPolygon",coordinates:[[[[4.54042,-54.0949],[2.28941,-54.13089],[3.35353,-55.17558],[4.54042,-54.0949]]]]}},{type:"Feature",properties:{iso1A2:"BW",iso1A3:"BWA",iso1N3:"072",wikidata:"Q963",nameEn:"Botswana",groups:["018","202","002"],driveSide:"left",callingCodes:["267"]},geometry:{type:"MultiPolygon",coordinates:[[[[25.26433,-17.79571],[25.16882,-17.78253],[25.05895,-17.84452],[24.95586,-17.79674],[24.73364,-17.89338],[24.71887,-17.9218],[24.6303,-17.9863],[24.57485,-18.07151],[24.40577,-17.95726],[24.19416,-18.01919],[23.61088,-18.4881],[23.29618,-17.99855],[23.0996,-18.00075],[21.45556,-18.31795],[20.99904,-18.31743],[20.99751,-22.00026],[19.99912,-21.99991],[19.99817,-24.76768],[20.02809,-24.78725],[20.03678,-24.81004],[20.29826,-24.94869],[20.64795,-25.47827],[20.86081,-26.14892],[20.61754,-26.4692],[20.63275,-26.78181],[20.68596,-26.9039],[20.87031,-26.80047],[21.13353,-26.86661],[21.37869,-26.82083],[21.69322,-26.86152],[21.7854,-26.79199],[21.77114,-26.69015],[21.83291,-26.65959],[21.90703,-26.66808],[22.06192,-26.61882],[22.21206,-26.3773],[22.41921,-26.23078],[22.56365,-26.19668],[22.70808,-25.99186],[22.86012,-25.50572],[23.03497,-25.29971],[23.47588,-25.29971],[23.9244,-25.64286],[24.18287,-25.62916],[24.36531,-25.773],[24.44703,-25.73021],[24.67319,-25.81749],[24.8946,-25.80723],[25.01718,-25.72507],[25.12266,-25.75931],[25.33076,-25.76616],[25.58543,-25.6343],[25.6643,-25.4491],[25.69661,-25.29284],[25.72702,-25.25503],[25.88571,-24.87802],[25.84295,-24.78661],[25.8515,-24.75727],[26.39409,-24.63468],[26.46346,-24.60358],[26.51667,-24.47219],[26.84165,-24.24885],[26.99749,-23.65486],[27.33768,-23.40917],[27.52393,-23.37952],[27.6066,-23.21894],[27.74154,-23.2137],[27.93539,-23.04941],[27.93729,-22.96194],[28.04752,-22.90243],[28.04562,-22.8394],[28.34874,-22.5694],[28.63287,-22.55887],[28.91889,-22.44299],[29.0151,-22.22907],[29.10881,-22.21202],[29.15268,-22.21399],[29.18974,-22.18599],[29.21955,-22.17771],[29.37703,-22.19581],[29.3533,-22.18363],[29.24648,-22.05967],[29.1974,-22.07472],[29.14501,-22.07275],[29.08495,-22.04867],[29.04108,-22.00563],[29.02191,-21.95665],[29.02191,-21.90647],[29.04023,-21.85864],[29.07763,-21.81877],[28.58114,-21.63455],[28.49942,-21.66634],[28.29416,-21.59037],[28.01669,-21.57624],[27.91407,-21.31621],[27.69171,-21.08409],[27.72972,-20.51735],[27.69361,-20.48531],[27.28865,-20.49873],[27.29831,-20.28935],[27.21278,-20.08244],[26.72246,-19.92707],[26.17227,-19.53709],[25.96226,-19.08152],[25.99837,-19.02943],[25.94326,-18.90362],[25.82353,-18.82808],[25.79217,-18.6355],[25.68859,-18.56165],[25.53465,-18.39041],[25.39972,-18.12691],[25.31799,-18.07091],[25.23909,-17.90832],[25.26433,-17.79571]]]]}},{type:"Feature",properties:{iso1A2:"BY",iso1A3:"BLR",iso1N3:"112",wikidata:"Q184",nameEn:"Belarus",groups:["151","150"],callingCodes:["375"]},geometry:{type:"MultiPolygon",coordinates:[[[[28.15217,56.16964],[27.97865,56.11849],[27.63065,55.89687],[27.61683,55.78558],[27.3541,55.8089],[27.27804,55.78299],[27.1559,55.85032],[26.97153,55.8102],[26.87448,55.7172],[26.76872,55.67658],[26.71802,55.70645],[26.64888,55.70515],[26.63231,55.67968],[26.63167,55.57887],[26.55094,55.5093],[26.5522,55.40277],[26.44937,55.34832],[26.5709,55.32572],[26.6714,55.33902],[26.80929,55.31642],[26.83266,55.30444],[26.835,55.28182],[26.73017,55.24226],[26.72983,55.21788],[26.68075,55.19787],[26.69243,55.16718],[26.54753,55.14181],[26.51481,55.16051],[26.46249,55.12814],[26.35121,55.1525],[26.30628,55.12536],[26.23202,55.10439],[26.26941,55.08032],[26.20397,54.99729],[26.13386,54.98924],[26.05907,54.94631],[25.99129,54.95705],[25.89462,54.93438],[25.74122,54.80108],[25.75977,54.57252],[25.68045,54.5321],[25.64813,54.48704],[25.62203,54.4656],[25.63371,54.42075],[25.5376,54.33158],[25.55425,54.31591],[25.68513,54.31727],[25.78553,54.23327],[25.78563,54.15747],[25.71084,54.16704],[25.64875,54.1259],[25.54724,54.14925],[25.51452,54.17799],[25.56823,54.25212],[25.509,54.30267],[25.35559,54.26544],[25.22705,54.26271],[25.19199,54.219],[25.0728,54.13419],[24.991,54.14241],[24.96894,54.17589],[24.77131,54.11091],[24.85311,54.02862],[24.74279,53.96663],[24.69185,53.96543],[24.69652,54.01901],[24.62275,54.00217],[24.44411,53.90076],[24.34128,53.90076],[24.19638,53.96405],[23.98837,53.92554],[23.95098,53.9613],[23.81309,53.94205],[23.80543,53.89558],[23.71726,53.93379],[23.61677,53.92691],[23.51284,53.95052],[23.62004,53.60942],[23.81995,53.24131],[23.85657,53.22923],[23.91393,53.16469],[23.87548,53.0831],[23.92184,53.02079],[23.94689,52.95919],[23.91805,52.94016],[23.93763,52.71332],[23.73615,52.6149],[23.58296,52.59868],[23.45112,52.53774],[23.34141,52.44845],[23.18196,52.28812],[23.20071,52.22848],[23.47859,52.18215],[23.54314,52.12148],[23.61,52.11264],[23.64066,52.07626],[23.68733,51.9906],[23.61523,51.92066],[23.62691,51.78208],[23.53198,51.74298],[23.57053,51.55938],[23.56236,51.53673],[23.62751,51.50512],[23.6736,51.50255],[23.60906,51.62122],[23.7766,51.66809],[23.91118,51.63316],[23.8741,51.59734],[23.99907,51.58369],[24.13075,51.66979],[24.3163,51.75063],[24.29021,51.80841],[24.37123,51.88222],[24.98784,51.91273],[25.20228,51.97143],[25.46163,51.92205],[25.73673,51.91973],[25.80574,51.94556],[25.83217,51.92587],[26.00408,51.92967],[26.19084,51.86781],[26.39367,51.87315],[26.46962,51.80501],[26.69759,51.82284],[26.80043,51.75777],[26.9489,51.73788],[26.99422,51.76933],[27.20602,51.77291],[27.20948,51.66713],[27.26613,51.65957],[27.24828,51.60161],[27.47212,51.61184],[27.51058,51.5854],[27.55727,51.63486],[27.71932,51.60672],[27.67125,51.50854],[27.76052,51.47604],[27.85253,51.62293],[27.91844,51.61952],[27.95827,51.56065],[28.10658,51.57857],[28.23452,51.66988],[28.37592,51.54505],[28.47051,51.59734],[28.64429,51.5664],[28.69161,51.44695],[28.73143,51.46236],[28.75615,51.41442],[28.78224,51.45294],[28.76027,51.48802],[28.81795,51.55552],[28.95528,51.59222],[28.99098,51.56833],[29.1187,51.65872],[29.16402,51.64679],[29.20659,51.56918],[29.25603,51.57089],[29.25191,51.49828],[29.32881,51.37843],[29.42357,51.4187],[29.49773,51.39814],[29.54372,51.48372],[29.7408,51.53417],[29.77376,51.4461],[30.17888,51.51025],[30.34642,51.42555],[30.36153,51.33984],[30.56203,51.25655],[30.64992,51.35014],[30.51946,51.59649],[30.68804,51.82806],[30.76443,51.89739],[30.90897,52.00699],[30.95589,52.07775],[31.13332,52.1004],[31.25142,52.04131],[31.38326,52.12991],[31.7822,52.11406],[31.77877,52.18636],[31.6895,52.1973],[31.70735,52.26711],[31.57971,52.32146],[31.62084,52.33849],[31.61397,52.48843],[31.56316,52.51518],[31.63869,52.55361],[31.50406,52.69707],[31.57277,52.71613],[31.592,52.79011],[31.35667,52.97854],[31.24147,53.031],[31.32283,53.04101],[31.33519,53.08805],[31.3915,53.09712],[31.36403,53.13504],[31.40523,53.21406],[31.56316,53.19432],[31.62496,53.22886],[31.787,53.18033],[31.82373,53.10042],[32.15368,53.07594],[32.40773,53.18856],[32.51725,53.28431],[32.73257,53.33494],[32.74968,53.45597],[32.47777,53.5548],[32.40499,53.6656],[32.50112,53.68594],[32.45717,53.74039],[32.36663,53.7166],[32.12621,53.81586],[31.89137,53.78099],[31.77028,53.80015],[31.85019,53.91801],[31.88744,54.03653],[31.89599,54.0837],[31.57002,54.14535],[31.30791,54.25315],[31.3177,54.34067],[31.22945,54.46585],[31.08543,54.50361],[31.21399,54.63113],[31.19339,54.66947],[30.99187,54.67046],[30.98226,54.68872],[31.0262,54.70698],[30.97127,54.71967],[30.95479,54.74346],[30.75165,54.80699],[30.8264,54.90062],[30.81759,54.94064],[30.93144,54.9585],[30.95754,54.98609],[30.9081,55.02232],[30.94243,55.03964],[31.00972,55.02783],[31.02071,55.06167],[30.97369,55.17134],[30.87944,55.28223],[30.81946,55.27931],[30.8257,55.3313],[30.93144,55.3914],[30.90123,55.46621],[30.95204,55.50667],[30.93419,55.6185],[30.86003,55.63169],[30.7845,55.58514],[30.72957,55.66268],[30.67464,55.64176],[30.63344,55.73079],[30.51037,55.76568],[30.51346,55.78982],[30.48257,55.81066],[30.30987,55.83592],[30.27776,55.86819],[30.12136,55.8358],[29.97975,55.87281],[29.80672,55.79569],[29.61446,55.77716],[29.51283,55.70294],[29.3604,55.75862],[29.44692,55.95978],[29.21717,55.98971],[29.08299,56.03427],[28.73418,55.97131],[28.63668,56.07262],[28.68337,56.10173],[28.5529,56.11705],[28.43068,56.09407],[28.37987,56.11399],[28.36888,56.05805],[28.30571,56.06035],[28.15217,56.16964]]]]}},{type:"Feature",properties:{iso1A2:"BZ",iso1A3:"BLZ",iso1N3:"084",wikidata:"Q242",nameEn:"Belize",groups:["013","003","419","019"],roadSpeedUnit:"mph",callingCodes:["501"]},geometry:{type:"MultiPolygon",coordinates:[[[[-88.3268,18.49048],[-88.48242,18.49164],[-88.71505,18.0707],[-88.8716,17.89535],[-89.03839,18.0067],[-89.15105,17.95104],[-89.14985,17.81563],[-89.15025,17.04813],[-89.22683,15.88619],[-89.17418,15.90898],[-89.02415,15.9063],[-88.95358,15.88698],[-88.40779,16.09624],[-86.92368,17.61462],[-87.84815,18.18511],[-87.85693,18.18266],[-87.86657,18.19971],[-87.87604,18.18313],[-87.90671,18.15213],[-88.03165,18.16657],[-88.03238,18.41778],[-88.26593,18.47617],[-88.29909,18.47591],[-88.3268,18.49048]]]]}},{type:"Feature",properties:{iso1A2:"CA",iso1A3:"CAN",iso1N3:"124",wikidata:"Q16",nameEn:"Canada",groups:["021","003","019"],callingCodes:["1"]},geometry:{type:"MultiPolygon",coordinates:[[[[-67.20349,45.1722],[-67.19603,45.16771],[-67.15965,45.16179],[-67.11316,45.11176],[-67.0216,44.95333],[-66.96824,44.90965],[-66.98249,44.87071],[-66.96824,44.83078],[-66.93432,44.82597],[-67.16117,44.20069],[-61.98255,37.34815],[-56.27503,47.39728],[-53.12387,41.40385],[-46.37635,57.3249],[-76.75614,76.72014],[-68.21821,80.48551],[-45.47832,84.58738],[-140.97446,84.39275],[-141.00116,60.30648],[-140.5227,60.22077],[-140.45648,60.30919],[-139.98024,60.18027],[-139.68991,60.33693],[-139.05831,60.35205],[-139.20603,60.08896],[-139.05365,59.99655],[-138.71149,59.90728],[-138.62145,59.76431],[-137.60623,59.24465],[-137.4925,58.89415],[-136.82619,59.16198],[-136.52365,59.16752],[-136.47323,59.46617],[-136.33727,59.44466],[-136.22381,59.55526],[-136.31566,59.59083],[-135.48007,59.79937],[-135.03069,59.56208],[-135.00267,59.28745],[-134.7047,59.2458],[-134.55699,59.1297],[-134.48059,59.13231],[-134.27175,58.8634],[-133.84645,58.73543],[-133.38523,58.42773],[-131.8271,56.62247],[-130.77769,56.36185],[-130.33965,56.10849],[-130.10173,56.12178],[-130.00093,56.00325],[-130.00857,55.91344],[-130.15373,55.74895],[-129.97513,55.28029],[-130.08035,55.21556],[-130.18765,55.07744],[-130.27203,54.97174],[-130.44184,54.85377],[-130.64499,54.76912],[-130.61931,54.70835],[-133.92876,54.62289],[-133.36909,48.51151],[-125.03842,48.53282],[-123.50039,48.21223],[-123.15614,48.35395],[-123.26565,48.6959],[-123.0093,48.76586],[-123.0093,48.83186],[-123.32163,49.00419],[-117.03266,49.00056],[-116.04938,48.99999],[-114.0683,48.99885],[-110.0051,48.99901],[-104.05004,48.99925],[-101.36198,48.99935],[-97.24024,48.99952],[-95.15355,48.9996],[-95.15357,49.384],[-95.12903,49.37056],[-95.05825,49.35311],[-95.01419,49.35647],[-94.99532,49.36579],[-94.95681,49.37035],[-94.85381,49.32492],[-94.8159,49.32299],[-94.82487,49.29483],[-94.77355,49.11998],[-94.75017,49.09931],[-94.687,48.84077],[-94.70087,48.8339],[-94.70486,48.82365],[-94.69669,48.80918],[-94.69335,48.77883],[-94.58903,48.71803],[-94.54885,48.71543],[-94.53826,48.70216],[-94.44258,48.69223],[-94.4174,48.71049],[-94.27153,48.70232],[-94.25172,48.68404],[-94.25104,48.65729],[-94.23215,48.65202],[-93.85769,48.63284],[-93.83288,48.62745],[-93.80676,48.58232],[-93.80939,48.52439],[-93.79267,48.51631],[-93.66382,48.51845],[-93.47022,48.54357],[-93.44472,48.59147],[-93.40693,48.60948],[-93.39758,48.60364],[-93.3712,48.60599],[-93.33946,48.62787],[-93.25391,48.64266],[-92.94973,48.60866],[-92.7287,48.54005],[-92.6342,48.54133],[-92.62747,48.50278],[-92.69927,48.49573],[-92.71323,48.46081],[-92.65606,48.43471],[-92.50712,48.44921],[-92.45588,48.40624],[-92.48147,48.36609],[-92.37185,48.22259],[-92.27167,48.25046],[-92.30939,48.31251],[-92.26662,48.35651],[-92.202,48.35252],[-92.14732,48.36578],[-92.05339,48.35958],[-91.98929,48.25409],[-91.86125,48.21278],[-91.71231,48.19875],[-91.70451,48.11805],[-91.55649,48.10611],[-91.58025,48.04339],[-91.45829,48.07454],[-91.43248,48.04912],[-91.25025,48.08522],[-91.08016,48.18096],[-90.87588,48.2484],[-90.75045,48.09143],[-90.56444,48.12184],[-90.56312,48.09488],[-90.07418,48.11043],[-89.89974,47.98109],[-89.77248,48.02607],[-89.57972,48.00023],[-89.48837,48.01412],[-88.37033,48.30586],[-84.85871,46.88881],[-84.55635,46.45974],[-84.47607,46.45225],[-84.4481,46.48972],[-84.42101,46.49853],[-84.34174,46.50683],[-84.29893,46.49127],[-84.26351,46.49508],[-84.2264,46.53337],[-84.1945,46.54061],[-84.17723,46.52753],[-84.12885,46.53068],[-84.11196,46.50248],[-84.13451,46.39218],[-84.11254,46.32329],[-84.11615,46.2681],[-84.09756,46.25512],[-84.1096,46.23987],[-83.95399,46.05634],[-83.90453,46.05922],[-83.83329,46.12169],[-83.57017,46.105],[-83.43746,45.99749],[-83.59589,45.82131],[-82.48419,45.30225],[-82.42469,42.992],[-82.4146,42.97626],[-82.4253,42.95423],[-82.45331,42.93139],[-82.4826,42.8068],[-82.46613,42.76615],[-82.51063,42.66025],[-82.51858,42.611],[-82.57583,42.5718],[-82.58873,42.54984],[-82.64242,42.55594],[-82.82964,42.37355],[-83.02253,42.33045],[-83.07837,42.30978],[-83.09837,42.28877],[-83.12724,42.2376],[-83.14962,42.04089],[-83.11184,41.95671],[-82.67862,41.67615],[-78.93684,42.82887],[-78.90712,42.89733],[-78.90905,42.93022],[-78.93224,42.95229],[-78.96312,42.95509],[-78.98126,42.97],[-79.02074,42.98444],[-79.02424,43.01983],[-78.99941,43.05612],[-79.01055,43.06659],[-79.07486,43.07845],[-79.05671,43.10937],[-79.06881,43.12029],[-79.0427,43.13934],[-79.04652,43.16396],[-79.05384,43.17418],[-79.05002,43.20133],[-79.05544,43.21224],[-79.05512,43.25375],[-79.06921,43.26183],[-79.25796,43.54052],[-76.79706,43.63099],[-76.43859,44.09393],[-76.35324,44.13493],[-76.31222,44.19894],[-76.244,44.19643],[-76.1664,44.23051],[-76.16285,44.28262],[-76.00018,44.34896],[-75.95947,44.34463],[-75.8217,44.43176],[-75.76813,44.51537],[-75.41441,44.76614],[-75.2193,44.87821],[-75.01363,44.95608],[-74.99101,44.98051],[-74.8447,45.00606],[-74.66689,45.00646],[-74.32699,44.99029],[-73.35025,45.00942],[-71.50067,45.01357],[-71.48735,45.07784],[-71.42778,45.12624],[-71.40364,45.21382],[-71.44252,45.2361],[-71.37133,45.24624],[-71.29371,45.29996],[-71.22338,45.25184],[-71.19723,45.25438],[-71.14568,45.24128],[-71.08364,45.30623],[-71.01866,45.31573],[-71.0107,45.34819],[-70.95193,45.33895],[-70.91169,45.29849],[-70.89864,45.2398],[-70.84816,45.22698],[-70.80236,45.37444],[-70.82638,45.39828],[-70.78372,45.43269],[-70.65383,45.37592],[-70.62518,45.42286],[-70.72651,45.49771],[-70.68516,45.56964],[-70.54019,45.67291],[-70.38934,45.73215],[-70.41523,45.79497],[-70.25976,45.89675],[-70.24694,45.95138],[-70.31025,45.96424],[-70.23855,46.1453],[-70.29078,46.18832],[-70.18547,46.35357],[-70.05812,46.41768],[-69.99966,46.69543],[-69.22119,47.46461],[-69.05148,47.42012],[-69.05073,47.30076],[-69.05039,47.2456],[-68.89222,47.1807],[-68.70125,47.24399],[-68.60575,47.24659],[-68.57914,47.28431],[-68.38332,47.28723],[-68.37458,47.35851],[-68.23244,47.35712],[-67.94843,47.1925],[-67.87993,47.10377],[-67.78578,47.06473],[-67.78111,45.9392],[-67.75196,45.91814],[-67.80961,45.87531],[-67.75654,45.82324],[-67.80653,45.80022],[-67.80705,45.69528],[-67.6049,45.60725],[-67.43815,45.59162],[-67.42144,45.50584],[-67.50578,45.48971],[-67.42394,45.37969],[-67.48201,45.27351],[-67.34927,45.122],[-67.29754,45.14865],[-67.29748,45.18173],[-67.27039,45.1934],[-67.22751,45.16344],[-67.20349,45.1722]]]]}},{type:"Feature",properties:{iso1A2:"CC",iso1A3:"CCK",iso1N3:"166",wikidata:"Q36004",nameEn:"Cocos (Keeling) Islands",country:"AU",groups:["053","009"],driveSide:"left",callingCodes:["61"]},geometry:{type:"MultiPolygon",coordinates:[[[[96.61846,-10.82438],[96.02343,-12.68334],[97.93979,-12.33309],[96.61846,-10.82438]]]]}},{type:"Feature",properties:{iso1A2:"CD",iso1A3:"COD",iso1N3:"180",wikidata:"Q974",nameEn:"Democratic Republic of the Congo",aliases:["ZR"],groups:["017","202","002"],callingCodes:["243"]},geometry:{type:"MultiPolygon",coordinates:[[[[27.44012,5.07349],[27.09575,5.22305],[26.93064,5.13535],[26.85579,5.03887],[26.74572,5.10685],[26.48595,5.04984],[26.13371,5.25594],[25.86073,5.19455],[25.53271,5.37431],[25.34558,5.29101],[25.31256,5.03668],[24.71816,4.90509],[24.46719,5.0915],[23.38847,4.60013],[22.94817,4.82392],[22.89094,4.79321],[22.84691,4.69887],[22.78526,4.71423],[22.6928,4.47285],[22.60915,4.48821],[22.5431,4.22041],[22.45504,4.13039],[22.27682,4.11347],[22.10721,4.20723],[21.6405,4.317],[21.55904,4.25553],[21.25744,4.33676],[21.21341,4.29285],[21.11214,4.33895],[21.08793,4.39603],[20.90383,4.44877],[20.60184,4.42394],[18.62755,3.47564],[18.63857,3.19342],[18.10683,2.26876],[18.08034,1.58553],[17.85887,1.04327],[17.86989,0.58873],[17.95255,0.48128],[17.93877,0.32424],[17.81204,0.23884],[17.66051,-0.26535],[17.72112,-0.52707],[17.32438,-0.99265],[16.97999,-1.12762],[16.70724,-1.45815],[16.50336,-1.8795],[16.16173,-2.16586],[16.22785,-2.59528],[16.1755,-3.25014],[16.21407,-3.2969],[15.89448,-3.9513],[15.53081,-4.042],[15.48121,-4.22062],[15.41785,-4.28381],[15.32693,-4.27282],[15.25411,-4.31121],[15.1978,-4.32388],[14.83101,-4.80838],[14.67948,-4.92093],[14.5059,-4.84956],[14.41499,-4.8825],[14.37366,-4.56125],[14.47284,-4.42941],[14.3957,-4.36623],[14.40672,-4.28381],[13.9108,-4.50906],[13.81162,-4.41842],[13.71794,-4.44864],[13.70417,-4.72601],[13.50305,-4.77818],[13.41764,-4.89897],[13.11182,-4.5942],[13.09648,-4.63739],[13.11195,-4.67745],[12.8733,-4.74346],[12.70868,-4.95505],[12.63465,-4.94632],[12.60251,-5.01715],[12.46297,-5.09408],[12.49815,-5.14058],[12.51589,-5.1332],[12.53586,-5.14658],[12.53599,-5.1618],[12.52301,-5.17481],[12.52318,-5.74353],[12.26557,-5.74031],[12.20376,-5.76338],[11.95767,-5.94705],[12.42245,-6.07585],[13.04371,-5.87078],[16.55507,-5.85631],[16.96282,-7.21787],[17.5828,-8.13784],[18.33635,-8.00126],[19.33698,-7.99743],[19.5469,-7.00195],[20.30218,-6.98955],[20.31846,-6.91953],[20.61689,-6.90876],[20.56263,-7.28566],[21.79824,-7.29628],[21.84856,-9.59871],[22.19039,-9.94628],[22.32604,-10.76291],[22.17954,-10.85884],[22.25951,-11.24911],[22.54205,-11.05784],[23.16602,-11.10577],[23.45631,-10.946],[23.86868,-11.02856],[24.00027,-10.89356],[24.34528,-11.06816],[24.42612,-11.44975],[25.34069,-11.19707],[25.33058,-11.65767],[26.01777,-11.91488],[26.88687,-12.01868],[27.04351,-11.61312],[27.22541,-11.60323],[27.21025,-11.76157],[27.59932,-12.22123],[28.33199,-12.41375],[29.01918,-13.41353],[29.60531,-13.21685],[29.65078,-13.41844],[29.81551,-13.44683],[29.8139,-12.14898],[29.48404,-12.23604],[29.4992,-12.43843],[29.18592,-12.37921],[28.48357,-11.87532],[28.37241,-11.57848],[28.65032,-10.65133],[28.62795,-9.92942],[28.68532,-9.78],[28.56208,-9.49122],[28.51627,-9.44726],[28.52636,-9.35379],[28.36562,-9.30091],[28.38526,-9.23393],[28.9711,-8.66935],[28.88917,-8.4831],[30.79243,-8.27382],[30.2567,-7.14121],[29.52552,-6.2731],[29.43673,-4.44845],[29.23708,-3.75856],[29.21463,-3.3514],[29.25633,-3.05471],[29.17258,-2.99385],[29.16037,-2.95457],[29.09797,-2.91935],[29.09119,-2.87871],[29.0505,-2.81774],[29.00404,-2.81978],[29.00167,-2.78523],[29.04081,-2.7416],[29.00357,-2.70596],[28.94346,-2.69124],[28.89793,-2.66111],[28.90226,-2.62385],[28.89288,-2.55848],[28.87943,-2.55165],[28.86193,-2.53185],[28.86209,-2.5231],[28.87497,-2.50887],[28.88846,-2.50493],[28.89342,-2.49017],[28.89132,-2.47557],[28.86846,-2.44866],[28.86826,-2.41888],[28.89601,-2.37321],[28.95642,-2.37321],[29.00051,-2.29001],[29.105,-2.27043],[29.17562,-2.12278],[29.11847,-1.90576],[29.24458,-1.69663],[29.24323,-1.66826],[29.36322,-1.50887],[29.45038,-1.5054],[29.53062,-1.40499],[29.59061,-1.39016],[29.58388,-0.89821],[29.63006,-0.8997],[29.62708,-0.71055],[29.67176,-0.55714],[29.67474,-0.47969],[29.65091,-0.46777],[29.72687,-0.08051],[29.7224,0.07291],[29.77454,0.16675],[29.81922,0.16824],[29.87284,0.39166],[29.97413,0.52124],[29.95477,0.64486],[29.98307,0.84295],[30.1484,0.89805],[30.22139,0.99635],[30.24671,1.14974],[30.48503,1.21675],[31.30127,2.11006],[31.28042,2.17853],[31.20148,2.2217],[31.1985,2.29462],[31.12104,2.27676],[31.07934,2.30207],[31.06593,2.35862],[30.96911,2.41071],[30.91102,2.33332],[30.83059,2.42559],[30.74271,2.43601],[30.75612,2.5863],[30.8857,2.83923],[30.8574,2.9508],[30.77101,3.04897],[30.84251,3.26908],[30.93486,3.40737],[30.94081,3.50847],[30.85153,3.48867],[30.85997,3.5743],[30.80713,3.60506],[30.78512,3.67097],[30.56277,3.62703],[30.57378,3.74567],[30.55396,3.84451],[30.47691,3.83353],[30.27658,3.95653],[30.22374,3.93896],[30.1621,4.10586],[30.06964,4.13221],[29.79666,4.37809],[29.82087,4.56246],[29.49726,4.7007],[29.43341,4.50101],[29.22207,4.34297],[29.03054,4.48784],[28.8126,4.48784],[28.6651,4.42638],[28.20719,4.35614],[27.79551,4.59976],[27.76469,4.79284],[27.65462,4.89375],[27.56656,4.89375],[27.44012,5.07349]]]]}},{type:"Feature",properties:{iso1A2:"CF",iso1A3:"CAF",iso1N3:"140",wikidata:"Q929",nameEn:"Central African Republic",groups:["017","202","002"],callingCodes:["236"]},geometry:{type:"MultiPolygon",coordinates:[[[[22.87758,10.91915],[22.45889,11.00246],[21.72139,10.64136],[21.71479,10.29932],[21.63553,10.217],[21.52766,10.2105],[21.34934,9.95907],[21.26348,9.97642],[20.82979,9.44696],[20.36748,9.11019],[19.06421,9.00367],[18.86388,8.87971],[19.11044,8.68172],[18.79783,8.25929],[18.67455,8.22226],[18.62612,8.14163],[18.64153,8.08714],[18.6085,8.05009],[18.02731,8.01085],[17.93926,7.95853],[17.67288,7.98905],[16.8143,7.53971],[16.6668,7.67281],[16.658,7.75353],[16.59415,7.76444],[16.58315,7.88657],[16.41583,7.77971],[16.40703,7.68809],[15.79942,7.44149],[15.73118,7.52006],[15.49743,7.52179],[15.23397,7.25135],[15.04717,6.77085],[14.96311,6.75693],[14.79966,6.39043],[14.80122,6.34866],[14.74206,6.26356],[14.56149,6.18928],[14.43073,6.08867],[14.42917,6.00508],[14.49455,5.91683],[14.60974,5.91838],[14.62375,5.70466],[14.58951,5.59777],[14.62531,5.51411],[14.52724,5.28319],[14.57083,5.23979],[14.65489,5.21343],[14.73383,4.6135],[15.00825,4.41458],[15.08609,4.30282],[15.10644,4.1362],[15.17482,4.05131],[15.07686,4.01805],[15.73522,3.24348],[15.77725,3.26835],[16.05449,3.02306],[16.08252,2.45708],[16.19357,2.21537],[16.50126,2.84739],[16.46701,2.92512],[16.57598,3.47999],[16.68283,3.54257],[17.01746,3.55136],[17.35649,3.63045],[17.46876,3.70515],[17.60966,3.63705],[17.83421,3.61068],[17.85842,3.53378],[18.05656,3.56893],[18.14902,3.54476],[18.17323,3.47665],[18.24148,3.50302],[18.2723,3.57992],[18.39558,3.58212],[18.49245,3.63924],[18.58711,3.49423],[18.62755,3.47564],[20.60184,4.42394],[20.90383,4.44877],[21.08793,4.39603],[21.11214,4.33895],[21.21341,4.29285],[21.25744,4.33676],[21.55904,4.25553],[21.6405,4.317],[22.10721,4.20723],[22.27682,4.11347],[22.45504,4.13039],[22.5431,4.22041],[22.60915,4.48821],[22.6928,4.47285],[22.78526,4.71423],[22.84691,4.69887],[22.89094,4.79321],[22.94817,4.82392],[23.38847,4.60013],[24.46719,5.0915],[24.71816,4.90509],[25.31256,5.03668],[25.34558,5.29101],[25.53271,5.37431],[25.86073,5.19455],[26.13371,5.25594],[26.48595,5.04984],[26.74572,5.10685],[26.85579,5.03887],[26.93064,5.13535],[27.09575,5.22305],[27.44012,5.07349],[27.26886,5.25876],[27.23017,5.37167],[27.28621,5.56382],[27.22705,5.62889],[27.22705,5.71254],[26.51721,6.09655],[26.58259,6.1987],[26.32729,6.36272],[26.38022,6.63493],[25.90076,7.09549],[25.37461,7.33024],[25.35281,7.42595],[25.20337,7.50312],[25.20649,7.61115],[25.29214,7.66675],[25.25319,7.8487],[24.98855,7.96588],[24.85156,8.16933],[24.35965,8.26177],[24.13238,8.36959],[24.25691,8.69288],[23.51905,8.71749],[23.59065,8.99743],[23.44744,8.99128],[23.4848,9.16959],[23.56263,9.19418],[23.64358,9.28637],[23.64981,9.44303],[23.62179,9.53823],[23.69155,9.67566],[23.67164,9.86923],[23.3128,10.45214],[23.02221,10.69235],[22.87758,10.91915]]]]}},{type:"Feature",properties:{iso1A2:"CG",iso1A3:"COG",iso1N3:"178",wikidata:"Q971",nameEn:"Republic of the Congo",groups:["017","202","002"],callingCodes:["242"]},geometry:{type:"MultiPolygon",coordinates:[[[[18.62755,3.47564],[18.58711,3.49423],[18.49245,3.63924],[18.39558,3.58212],[18.2723,3.57992],[18.24148,3.50302],[18.17323,3.47665],[18.14902,3.54476],[18.05656,3.56893],[17.85842,3.53378],[17.83421,3.61068],[17.60966,3.63705],[17.46876,3.70515],[17.35649,3.63045],[17.01746,3.55136],[16.68283,3.54257],[16.57598,3.47999],[16.46701,2.92512],[16.50126,2.84739],[16.19357,2.21537],[16.15568,2.18955],[16.08563,2.19733],[16.05294,1.9811],[16.14634,1.70259],[16.02647,1.65591],[16.02959,1.76483],[15.48942,1.98265],[15.34776,1.91264],[15.22634,2.03243],[15.00996,1.98887],[14.61145,2.17866],[13.29457,2.16106],[13.13461,1.57238],[13.25447,1.32339],[13.15519,1.23368],[13.89582,1.4261],[14.25186,1.39842],[14.48179,0.9152],[14.26066,0.57255],[14.10909,0.58563],[13.88648,0.26652],[13.90632,-0.2287],[14.06862,-0.20826],[14.2165,-0.38261],[14.41887,-0.44799],[14.52569,-0.57818],[14.41838,-1.89412],[14.25932,-1.97624],[14.23518,-2.15671],[14.16202,-2.23916],[14.23829,-2.33715],[14.10442,-2.49268],[13.85846,-2.46935],[13.92073,-2.35581],[13.75884,-2.09293],[13.47977,-2.43224],[13.02759,-2.33098],[12.82172,-1.91091],[12.61312,-1.8129],[12.44656,-1.92025],[12.47925,-2.32626],[12.04895,-2.41704],[11.96866,-2.33559],[11.74605,-2.39936],[11.57637,-2.33379],[11.64487,-2.61865],[11.5359,-2.85654],[11.64798,-2.81146],[11.80365,-3.00424],[11.70558,-3.0773],[11.70227,-3.17465],[11.96554,-3.30267],[11.8318,-3.5812],[11.92719,-3.62768],[11.87083,-3.71571],[11.68608,-3.68942],[11.57949,-3.52798],[11.48764,-3.51089],[11.22301,-3.69888],[11.12647,-3.94169],[10.75913,-4.39519],[11.50888,-5.33417],[12.00924,-5.02627],[12.16068,-4.90089],[12.20901,-4.75642],[12.25587,-4.79437],[12.32324,-4.78415],[12.40964,-4.60609],[12.64835,-4.55937],[12.76844,-4.38709],[12.87096,-4.40315],[12.91489,-4.47907],[13.09648,-4.63739],[13.11182,-4.5942],[13.41764,-4.89897],[13.50305,-4.77818],[13.70417,-4.72601],[13.71794,-4.44864],[13.81162,-4.41842],[13.9108,-4.50906],[14.40672,-4.28381],[14.3957,-4.36623],[14.47284,-4.42941],[14.37366,-4.56125],[14.41499,-4.8825],[14.5059,-4.84956],[14.67948,-4.92093],[14.83101,-4.80838],[15.1978,-4.32388],[15.25411,-4.31121],[15.32693,-4.27282],[15.41785,-4.28381],[15.48121,-4.22062],[15.53081,-4.042],[15.89448,-3.9513],[16.21407,-3.2969],[16.1755,-3.25014],[16.22785,-2.59528],[16.16173,-2.16586],[16.50336,-1.8795],[16.70724,-1.45815],[16.97999,-1.12762],[17.32438,-0.99265],[17.72112,-0.52707],[17.66051,-0.26535],[17.81204,0.23884],[17.93877,0.32424],[17.95255,0.48128],[17.86989,0.58873],[17.85887,1.04327],[18.08034,1.58553],[18.10683,2.26876],[18.63857,3.19342],[18.62755,3.47564]]]]}},{type:"Feature",properties:{iso1A2:"CH",iso1A3:"CHE",iso1N3:"756",wikidata:"Q39",nameEn:"Switzerland",groups:["155","150"],callingCodes:["41"]},geometry:{type:"MultiPolygon",coordinates:[[[[8.72809,47.69282],[8.72617,47.69651],[8.73671,47.7169],[8.70543,47.73121],[8.74251,47.75168],[8.71778,47.76571],[8.68985,47.75686],[8.68022,47.78599],[8.65292,47.80066],[8.64425,47.76398],[8.62408,47.7626],[8.61657,47.79998],[8.56415,47.80633],[8.56814,47.78001],[8.48868,47.77215],[8.45771,47.7493],[8.44807,47.72426],[8.40569,47.69855],[8.4211,47.68407],[8.40473,47.67499],[8.41346,47.66676],[8.42264,47.66667],[8.44711,47.65379],[8.4667,47.65747],[8.46605,47.64103],[8.49656,47.64709],[8.5322,47.64687],[8.52801,47.66059],[8.56141,47.67088],[8.57683,47.66158],[8.6052,47.67258],[8.61113,47.66332],[8.62884,47.65098],[8.62049,47.63757],[8.60412,47.63735],[8.61471,47.64514],[8.60701,47.65271],[8.59545,47.64298],[8.60348,47.61204],[8.57586,47.59537],[8.55756,47.62394],[8.51686,47.63476],[8.50747,47.61897],[8.45578,47.60121],[8.46637,47.58389],[8.48949,47.588],[8.49431,47.58107],[8.43235,47.56617],[8.39477,47.57826],[8.38273,47.56608],[8.32735,47.57133],[8.30277,47.58607],[8.29524,47.5919],[8.29722,47.60603],[8.2824,47.61225],[8.26313,47.6103],[8.25863,47.61571],[8.23809,47.61204],[8.22577,47.60385],[8.22011,47.6181],[8.20617,47.62141],[8.19378,47.61636],[8.1652,47.5945],[8.14947,47.59558],[8.13823,47.59147],[8.13662,47.58432],[8.11543,47.5841],[8.10395,47.57918],[8.10002,47.56504],[8.08557,47.55768],[8.06663,47.56374],[8.04383,47.55443],[8.02136,47.55096],[8.00113,47.55616],[7.97581,47.55493],[7.95682,47.55789],[7.94494,47.54511],[7.91251,47.55031],[7.90673,47.57674],[7.88664,47.58854],[7.84412,47.5841],[7.81901,47.58798],[7.79486,47.55691],[7.75261,47.54599],[7.71961,47.54219],[7.69642,47.53297],[7.68101,47.53232],[7.6656,47.53752],[7.66174,47.54554],[7.65083,47.54662],[7.63338,47.56256],[7.67655,47.56435],[7.68904,47.57133],[7.67115,47.5871],[7.68486,47.59601],[7.69385,47.60099],[7.68229,47.59905],[7.67395,47.59212],[7.64599,47.59695],[7.64213,47.5944],[7.64309,47.59151],[7.61929,47.57683],[7.60459,47.57869],[7.60523,47.58519],[7.58945,47.59017],[7.58386,47.57536],[7.56684,47.57785],[7.56548,47.57617],[7.55689,47.57232],[7.55652,47.56779],[7.53634,47.55553],[7.52831,47.55347],[7.51723,47.54578],[7.50873,47.54546],[7.49691,47.53821],[7.50588,47.52856],[7.51904,47.53515],[7.53199,47.5284],[7.5229,47.51644],[7.49804,47.51798],[7.51076,47.49651],[7.47534,47.47932],[7.43356,47.49712],[7.42923,47.48628],[7.4583,47.47216],[7.4462,47.46264],[7.43088,47.45846],[7.40308,47.43638],[7.35603,47.43432],[7.33526,47.44186],[7.24669,47.4205],[7.17026,47.44312],[7.19583,47.49455],[7.16249,47.49025],[7.12781,47.50371],[7.07425,47.48863],[7.0231,47.50522],[6.98425,47.49432],[7.0024,47.45264],[6.93953,47.43388],[6.93744,47.40714],[6.88542,47.37262],[6.87959,47.35335],[7.03125,47.36996],[7.0564,47.35134],[7.05305,47.33304],[6.94316,47.28747],[6.95108,47.26428],[6.9508,47.24338],[6.8489,47.15933],[6.76788,47.1208],[6.68823,47.06616],[6.71531,47.0494],[6.43341,46.92703],[6.46456,46.88865],[6.43216,46.80336],[6.45209,46.77502],[6.38351,46.73171],[6.27135,46.68251],[6.11084,46.57649],[6.1567,46.54402],[6.07269,46.46244],[6.08427,46.44305],[6.06407,46.41676],[6.09926,46.40768],[6.15016,46.3778],[6.15985,46.37721],[6.16987,46.36759],[6.15738,46.3491],[6.13876,46.33844],[6.1198,46.31157],[6.11697,46.29547],[6.1013,46.28512],[6.11926,46.2634],[6.12446,46.25059],[6.10071,46.23772],[6.08563,46.24651],[6.07072,46.24085],[6.0633,46.24583],[6.05029,46.23518],[6.04602,46.23127],[6.03342,46.2383],[6.02461,46.23313],[5.97542,46.21525],[5.96515,46.19638],[5.99573,46.18587],[5.98846,46.17046],[5.98188,46.17392],[5.97508,46.15863],[5.9641,46.14412],[5.95781,46.12925],[5.97893,46.13303],[5.9871,46.14499],[6.01791,46.14228],[6.03614,46.13712],[6.04564,46.14031],[6.05203,46.15191],[6.07491,46.14879],[6.09199,46.15191],[6.09926,46.14373],[6.13397,46.1406],[6.15305,46.15194],[6.18116,46.16187],[6.18871,46.16644],[6.18707,46.17999],[6.19552,46.18401],[6.19807,46.18369],[6.20539,46.19163],[6.21114,46.1927],[6.21273,46.19409],[6.21603,46.19507],[6.21844,46.19837],[6.22222,46.19888],[6.22175,46.20045],[6.23544,46.20714],[6.23913,46.20511],[6.24821,46.20531],[6.26007,46.21165],[6.27694,46.21566],[6.29663,46.22688],[6.31041,46.24417],[6.29474,46.26221],[6.26749,46.24745],[6.24952,46.26255],[6.23775,46.27822],[6.25137,46.29014],[6.24826,46.30175],[6.21981,46.31304],[6.25432,46.3632],[6.53358,46.45431],[6.82312,46.42661],[6.8024,46.39171],[6.77152,46.34784],[6.86052,46.28512],[6.78968,46.14058],[6.89321,46.12548],[6.87868,46.03855],[6.93862,46.06502],[7.00946,45.9944],[7.04151,45.92435],[7.10685,45.85653],[7.56343,45.97421],[7.85949,45.91485],[7.9049,45.99945],[7.98881,45.99867],[8.02906,46.10331],[8.11383,46.11577],[8.16866,46.17817],[8.08814,46.26692],[8.31162,46.38044],[8.30648,46.41587],[8.42464,46.46367],[8.46317,46.43712],[8.45032,46.26869],[8.62242,46.12112],[8.75697,46.10395],[8.80778,46.10085],[8.85617,46.0748],[8.79414,46.00913],[8.78585,45.98973],[8.79362,45.99207],[8.8319,45.9879],[8.85121,45.97239],[8.86688,45.96135],[8.88904,45.95465],[8.93649,45.86775],[8.94372,45.86587],[8.93504,45.86245],[8.91129,45.8388],[8.94737,45.84285],[8.9621,45.83707],[8.99663,45.83466],[9.00324,45.82055],[9.0298,45.82127],[9.03279,45.82865],[9.03793,45.83548],[9.03505,45.83976],[9.04059,45.8464],[9.04546,45.84968],[9.06642,45.8761],[9.09065,45.89906],[8.99257,45.9698],[9.01618,46.04928],[9.24503,46.23616],[9.29226,46.32717],[9.25502,46.43743],[9.28136,46.49685],[9.36128,46.5081],[9.40487,46.46621],[9.45936,46.50873],[9.46117,46.37481],[9.57015,46.2958],[9.71273,46.29266],[9.73086,46.35071],[9.95249,46.38045],[10.07055,46.21668],[10.14439,46.22992],[10.17862,46.25626],[10.10506,46.3372],[10.165,46.41051],[10.03715,46.44479],[10.10307,46.61003],[10.23674,46.63484],[10.25309,46.57432],[10.46136,46.53164],[10.49375,46.62049],[10.44686,46.64162],[10.40475,46.63671],[10.38659,46.67847],[10.47197,46.85698],[10.48376,46.93891],[10.36933,47.00212],[10.30031,46.92093],[10.24128,46.93147],[10.22675,46.86942],[10.10715,46.84296],[9.98058,46.91434],[9.88266,46.93343],[9.87935,47.01337],[9.60717,47.06091],[9.55721,47.04762],[9.54041,47.06495],[9.47548,47.05257],[9.47139,47.06402],[9.51362,47.08505],[9.52089,47.10019],[9.51044,47.13727],[9.48774,47.17402],[9.4891,47.19346],[9.50318,47.22153],[9.52406,47.24959],[9.53116,47.27029],[9.54773,47.2809],[9.55857,47.29919],[9.58513,47.31334],[9.59978,47.34671],[9.62476,47.36639],[9.65427,47.36824],[9.66243,47.37136],[9.6711,47.37824],[9.67445,47.38429],[9.67334,47.39191],[9.6629,47.39591],[9.65136,47.40504],[9.65043,47.41937],[9.6446,47.43233],[9.64483,47.43842],[9.65863,47.44847],[9.65728,47.45383],[9.6423,47.45599],[9.62475,47.45685],[9.62158,47.45858],[9.60841,47.47178],[9.60484,47.46358],[9.60205,47.46165],[9.59482,47.46305],[9.58208,47.48344],[9.56312,47.49495],[9.55125,47.53629],[9.25619,47.65939],[9.18203,47.65598],[9.17593,47.65399],[9.1755,47.65584],[9.1705,47.65513],[9.15181,47.66904],[9.13845,47.66389],[9.09891,47.67801],[9.02093,47.6868],[8.94093,47.65596],[8.89946,47.64769],[8.87625,47.65441],[8.87383,47.67045],[8.85065,47.68209],[8.86989,47.70504],[8.82002,47.71458],[8.80663,47.73821],[8.77309,47.72059],[8.76965,47.7075],[8.79966,47.70222],[8.79511,47.67462],[8.75856,47.68969],[8.72809,47.69282]],[[8.95861,45.96485],[8.96668,45.98436],[8.97741,45.98317],[8.97604,45.96151],[8.95861,45.96485]],[[8.70847,47.68904],[8.68985,47.69552],[8.66837,47.68437],[8.65769,47.68928],[8.67508,47.6979],[8.66416,47.71367],[8.70237,47.71453],[8.71773,47.69088],[8.70847,47.68904]]]]}},{type:"Feature",properties:{iso1A2:"CI",iso1A3:"CIV",iso1N3:"384",wikidata:"Q1008",nameEn:"Côte d'Ivoire",groups:["011","202","002"],callingCodes:["225"]},geometry:{type:"MultiPolygon",coordinates:[[[[-7.52774,3.7105],[-3.34019,4.17519],[-3.10675,5.08515],[-3.11073,5.12675],[-3.063,5.13665],[-2.96554,5.10397],[-2.95261,5.12477],[-2.75502,5.10657],[-2.73074,5.1364],[-2.77625,5.34621],[-2.72737,5.34789],[-2.76614,5.60963],[-2.85378,5.65156],[-2.93132,5.62137],[-2.96671,5.6415],[-2.95323,5.71865],[-3.01896,5.71697],[-3.25999,6.62521],[-3.21954,6.74407],[-3.23327,6.81744],[-2.95438,7.23737],[-2.97822,7.27165],[-2.92339,7.60847],[-2.79467,7.86002],[-2.78395,7.94974],[-2.74819,7.92613],[-2.67787,8.02055],[-2.61232,8.02645],[-2.62901,8.11495],[-2.49037,8.20872],[-2.58243,8.7789],[-2.66357,9.01771],[-2.77799,9.04949],[-2.69814,9.22717],[-2.68802,9.49343],[-2.76494,9.40778],[-2.93012,9.57403],[-3.00765,9.74019],[-3.16609,9.85147],[-3.19306,9.93781],[-3.27228,9.84981],[-3.31779,9.91125],[-3.69703,9.94279],[-4.25999,9.76012],[-4.31392,9.60062],[-4.6426,9.70696],[-4.96621,9.89132],[-4.96453,9.99923],[-5.12465,10.29788],[-5.39602,10.2929],[-5.51058,10.43177],[-5.65135,10.46767],[-5.78124,10.43952],[-5.99478,10.19694],[-6.18851,10.24244],[-6.1731,10.46983],[-6.24795,10.74248],[-6.325,10.68624],[-6.40646,10.69922],[-6.42847,10.5694],[-6.52974,10.59104],[-6.63541,10.66893],[-6.68164,10.35074],[-6.93921,10.35291],[-7.01186,10.25111],[-6.97444,10.21644],[-7.00966,10.15794],[-7.0603,10.14711],[-7.13331,10.24877],[-7.3707,10.24677],[-7.44555,10.44602],[-7.52261,10.4655],[-7.54462,10.40921],[-7.63048,10.46334],[-7.92107,10.15577],[-7.97971,10.17117],[-8.01225,10.1021],[-8.11921,10.04577],[-8.15652,9.94288],[-8.09434,9.86936],[-8.14657,9.55062],[-8.03463,9.39604],[-7.85056,9.41812],[-7.90777,9.20456],[-7.73862,9.08422],[-7.92518,8.99332],[-7.95503,8.81146],[-7.69882,8.66148],[-7.65653,8.36873],[-7.92518,8.50652],[-8.22991,8.48438],[-8.2411,8.24196],[-8.062,8.16071],[-7.98675,8.20134],[-7.99919,8.11023],[-7.94695,8.00925],[-8.06449,8.04989],[-8.13414,7.87991],[-8.09931,7.78626],[-8.21374,7.54466],[-8.4003,7.6285],[-8.47114,7.55676],[-8.41935,7.51203],[-8.37458,7.25794],[-8.29249,7.1691],[-8.31736,6.82837],[-8.59456,6.50612],[-8.48652,6.43797],[-8.45666,6.49977],[-8.38453,6.35887],[-8.3298,6.36381],[-8.17557,6.28222],[-8.00642,6.31684],[-7.90692,6.27728],[-7.83478,6.20309],[-7.8497,6.08932],[-7.79747,6.07696],[-7.78254,5.99037],[-7.70294,5.90625],[-7.67309,5.94337],[-7.48155,5.80974],[-7.46165,5.84934],[-7.43677,5.84687],[-7.43926,5.74787],[-7.37209,5.61173],[-7.43428,5.42355],[-7.36463,5.32944],[-7.46165,5.26256],[-7.48901,5.14118],[-7.55369,5.08667],[-7.53876,4.94294],[-7.59349,4.8909],[-7.53259,4.35145],[-7.52774,3.7105]]]]}},{type:"Feature",properties:{iso1A2:"CK",iso1A3:"COK",iso1N3:"184",wikidata:"Q26988",nameEn:"Cook Islands",country:"NZ",groups:["061","009"],driveSide:"left",callingCodes:["682"]},geometry:{type:"MultiPolygon",coordinates:[[[[-167.73854,-14.92809],[-167.73129,-23.22266],[-156.46451,-23.21255],[-156.4957,-12.32002],[-156.50903,-7.4975],[-167.75329,-7.52784],[-167.75195,-10.12005],[-167.73854,-14.92809]]]]}},{type:"Feature",properties:{iso1A2:"CL",iso1A3:"CHL",iso1N3:"152",wikidata:"Q298",nameEn:"Chile",groups:["005","419","019"],callingCodes:["56"]},geometry:{type:"MultiPolygon",coordinates:[[[[-68.60702,-52.65781],[-68.41683,-52.33516],[-69.97824,-52.00845],[-71.99889,-51.98018],[-72.33873,-51.59954],[-72.31343,-50.58411],[-73.15765,-50.78337],[-73.55259,-49.92488],[-73.45156,-49.79461],[-73.09655,-49.14342],[-72.56894,-48.81116],[-72.54042,-48.52392],[-72.27662,-48.28727],[-72.50478,-47.80586],[-71.94152,-47.13595],[-71.68577,-46.55385],[-71.75614,-45.61611],[-71.35687,-45.22075],[-72.06985,-44.81756],[-71.26418,-44.75684],[-71.16436,-44.46244],[-71.81318,-44.38097],[-71.64206,-43.64774],[-72.14828,-42.85321],[-72.15541,-42.15941],[-71.74901,-42.11711],[-71.92726,-40.72714],[-71.37826,-38.91474],[-70.89532,-38.6923],[-71.24279,-37.20264],[-70.95047,-36.4321],[-70.38008,-36.02375],[-70.49416,-35.24145],[-69.87386,-34.13344],[-69.88099,-33.34489],[-70.55832,-31.51559],[-70.14479,-30.36595],[-69.8596,-30.26131],[-69.99507,-29.28351],[-69.80969,-29.07185],[-69.66709,-28.44055],[-69.22504,-27.95042],[-68.77586,-27.16029],[-68.43363,-27.08414],[-68.27677,-26.90626],[-68.59048,-26.49861],[-68.56909,-26.28146],[-68.38372,-26.15353],[-68.57622,-25.32505],[-68.38372,-25.08636],[-68.56909,-24.69831],[-68.24825,-24.42596],[-67.33563,-24.04237],[-66.99632,-22.99839],[-67.18382,-22.81525],[-67.54284,-22.89771],[-67.85114,-22.87076],[-68.18816,-21.28614],[-68.40403,-20.94562],[-68.53957,-20.91542],[-68.55383,-20.7355],[-68.44023,-20.62701],[-68.7276,-20.46178],[-68.74273,-20.08817],[-68.57132,-20.03134],[-68.54611,-19.84651],[-68.66761,-19.72118],[-68.41218,-19.40499],[-68.61989,-19.27584],[-68.80602,-19.08355],[-68.87082,-19.06003],[-68.94987,-18.93302],[-69.07432,-18.28259],[-69.14807,-18.16893],[-69.07496,-18.03715],[-69.28671,-17.94844],[-69.34126,-17.72753],[-69.46623,-17.60518],[-69.46897,-17.4988],[-69.66483,-17.65083],[-69.79087,-17.65563],[-69.82868,-17.72048],[-69.75305,-17.94605],[-69.81607,-18.12582],[-69.96732,-18.25992],[-70.16394,-18.31737],[-70.31267,-18.31258],[-70.378,-18.3495],[-70.59118,-18.35072],[-113.52687,-26.52828],[-68.11646,-58.14883],[-66.07313,-55.19618],[-67.11046,-54.94199],[-67.46182,-54.92205],[-68.01394,-54.8753],[-68.60733,-54.9125],[-68.60702,-52.65781]]]]}},{type:"Feature",properties:{iso1A2:"CM",iso1A3:"CMR",iso1N3:"120",wikidata:"Q1009",nameEn:"Cameroon",groups:["017","202","002"],callingCodes:["237"]},geometry:{type:"MultiPolygon",coordinates:[[[[14.83314,12.62963],[14.55058,12.78256],[14.56101,12.91036],[14.46881,13.08259],[14.08251,13.0797],[14.20204,12.53405],[14.17523,12.41916],[14.22215,12.36533],[14.4843,12.35223],[14.6474,12.17466],[14.61612,11.7798],[14.55207,11.72001],[14.64591,11.66166],[14.6124,11.51283],[14.17821,11.23831],[13.97489,11.30258],[13.78945,11.00154],[13.7403,11.00593],[13.70753,10.94451],[13.73434,10.9255],[13.54964,10.61236],[13.5705,10.53183],[13.43644,10.13326],[13.34111,10.12299],[13.25025,10.03647],[13.25323,10.00127],[13.286,9.9822],[13.27409,9.93232],[13.24132,9.91031],[13.25025,9.86042],[13.29941,9.8296],[13.25472,9.76795],[13.22642,9.57266],[13.02385,9.49334],[12.85628,9.36698],[12.91958,9.33905],[12.90022,9.11411],[12.81085,8.91992],[12.79,8.75361],[12.71701,8.7595],[12.68722,8.65938],[12.44146,8.6152],[12.4489,8.52536],[12.26123,8.43696],[12.24782,8.17904],[12.19271,8.10826],[12.20909,7.97553],[11.99908,7.67302],[12.01844,7.52981],[11.93205,7.47812],[11.84864,7.26098],[11.87396,7.09398],[11.63117,6.9905],[11.55818,6.86186],[11.57755,6.74059],[11.51499,6.60892],[11.42264,6.5882],[11.42041,6.53789],[11.09495,6.51717],[11.09644,6.68437],[10.94302,6.69325],[10.8179,6.83377],[10.83727,6.9358],[10.60789,7.06885],[10.59746,7.14719],[10.57214,7.16345],[10.53639,6.93432],[10.21466,6.88996],[10.15135,7.03781],[9.86314,6.77756],[9.77824,6.79088],[9.70674,6.51717],[9.51757,6.43874],[8.84209,5.82562],[8.88156,5.78857],[8.83687,5.68483],[8.92029,5.58403],[8.78027,5.1243],[8.60302,4.87353],[8.34397,4.30689],[9.22018,3.72052],[9.81162,2.33797],[9.82123,2.35097],[9.83754,2.32428],[9.83238,2.29079],[9.84716,2.24676],[9.89012,2.20457],[9.90749,2.20049],[9.991,2.16561],[11.3561,2.17217],[11.37116,2.29975],[13.28534,2.25716],[13.29457,2.16106],[14.61145,2.17866],[15.00996,1.98887],[15.22634,2.03243],[15.34776,1.91264],[15.48942,1.98265],[16.02959,1.76483],[16.02647,1.65591],[16.14634,1.70259],[16.05294,1.9811],[16.08563,2.19733],[16.15568,2.18955],[16.19357,2.21537],[16.08252,2.45708],[16.05449,3.02306],[15.77725,3.26835],[15.73522,3.24348],[15.07686,4.01805],[15.17482,4.05131],[15.10644,4.1362],[15.08609,4.30282],[15.00825,4.41458],[14.73383,4.6135],[14.65489,5.21343],[14.57083,5.23979],[14.52724,5.28319],[14.62531,5.51411],[14.58951,5.59777],[14.62375,5.70466],[14.60974,5.91838],[14.49455,5.91683],[14.42917,6.00508],[14.43073,6.08867],[14.56149,6.18928],[14.74206,6.26356],[14.80122,6.34866],[14.79966,6.39043],[14.96311,6.75693],[15.04717,6.77085],[15.23397,7.25135],[15.49743,7.52179],[15.56964,7.58936],[15.59272,7.7696],[15.50743,7.79302],[15.20426,8.50892],[15.09484,8.65982],[14.83566,8.80557],[14.35707,9.19611],[14.37094,9.2954],[13.97544,9.6365],[14.01793,9.73169],[14.1317,9.82413],[14.20411,10.00055],[14.4673,10.00264],[14.80082,9.93818],[14.95722,9.97926],[15.05999,9.94845],[15.14043,9.99246],[15.24618,9.99246],[15.41408,9.92876],[15.68761,9.99344],[15.50535,10.1098],[15.30874,10.31063],[15.23724,10.47764],[15.14936,10.53915],[15.15532,10.62846],[15.06737,10.80921],[15.09127,10.87431],[15.04957,11.02347],[15.10021,11.04101],[15.0585,11.40481],[15.13149,11.5537],[15.06595,11.71126],[15.11579,11.79313],[15.04808,11.8731],[15.05786,12.0608],[15.0349,12.10698],[15.00146,12.1223],[14.96952,12.0925],[14.89019,12.16593],[14.90827,12.3269],[14.83314,12.62963]]]]}},{type:"Feature",properties:{iso1A2:"CN",iso1A3:"CHN",iso1N3:"156",wikidata:"Q148",nameEn:"China",aliases:["RC"],groups:["030","142"],callingCodes:["86"]},geometry:{type:"MultiPolygon",coordinates:[[[[125.6131,53.07229],[125.17522,53.20225],[124.46078,53.21881],[123.86158,53.49391],[123.26989,53.54843],[122.85966,53.47395],[122.35063,53.49565],[121.39213,53.31888],[120.85633,53.28499],[120.0451,52.7359],[120.04049,52.58773],[120.46454,52.63811],[120.71673,52.54099],[120.61346,52.32447],[120.77337,52.20805],[120.65907,51.93544],[120.10963,51.671],[119.13553,50.37412],[119.38598,50.35162],[119.27996,50.13348],[119.11003,50.00276],[118.61623,49.93809],[117.82343,49.52696],[117.48208,49.62324],[117.27597,49.62544],[117.07142,49.68482],[116.71193,49.83813],[116.03781,48.87014],[116.06565,48.81716],[115.78876,48.51781],[115.811,48.25699],[115.52082,48.15367],[115.57128,47.91988],[115.94296,47.67741],[116.08431,47.80693],[116.2527,47.87766],[116.4465,47.83662],[116.67405,47.89039],[116.87527,47.88836],[117.08918,47.82242],[117.37875,47.63627],[117.50181,47.77216],[117.80196,48.01661],[118.03676,48.00982],[118.11009,48.04],[118.22677,48.03853],[118.29654,48.00246],[118.55766,47.99277],[118.7564,47.76947],[119.12343,47.66458],[119.13995,47.53997],[119.35892,47.48104],[119.31964,47.42617],[119.54918,47.29505],[119.56019,47.24874],[119.62403,47.24575],[119.71209,47.19192],[119.85518,46.92196],[119.91242,46.90091],[119.89261,46.66423],[119.80455,46.67631],[119.77373,46.62947],[119.68127,46.59015],[119.65265,46.62342],[119.42827,46.63783],[119.37306,46.61132],[119.30261,46.6083],[119.24978,46.64761],[119.10448,46.65516],[119.00541,46.74273],[118.92616,46.72765],[118.89974,46.77139],[118.8337,46.77742],[118.78747,46.68689],[118.30534,46.73519],[117.69554,46.50991],[117.60748,46.59771],[117.41782,46.57862],[117.36609,46.36335],[117.07252,46.35818],[116.83166,46.38637],[116.75551,46.33083],[116.58612,46.30211],[116.26678,45.96479],[116.24012,45.8778],[116.27366,45.78637],[116.16989,45.68603],[115.91898,45.6227],[115.69688,45.45761],[115.35757,45.39106],[114.94546,45.37377],[114.74612,45.43585],[114.54801,45.38337],[114.5166,45.27189],[114.08071,44.92847],[113.909,44.91444],[113.63821,44.74326],[112.74662,44.86297],[112.4164,45.06858],[111.98695,45.09074],[111.76275,44.98032],[111.40498,44.3461],[111.96289,43.81596],[111.93776,43.68709],[111.79758,43.6637],[111.59087,43.51207],[111.0149,43.3289],[110.4327,42.78293],[110.08401,42.6411],[109.89402,42.63111],[109.452,42.44842],[109.00679,42.45302],[108.84489,42.40246],[108.23156,42.45532],[107.57258,42.40898],[107.49681,42.46221],[107.29755,42.41395],[107.24774,42.36107],[106.76517,42.28741],[105.24708,41.7442],[105.01119,41.58382],[104.91272,41.64619],[104.51667,41.66113],[104.52258,41.8706],[103.92804,41.78246],[103.3685,41.89696],[102.72403,42.14675],[102.42826,42.15137],[102.07645,42.22519],[101.80515,42.50074],[101.28833,42.58524],[100.84979,42.67087],[100.33297,42.68231],[99.50671,42.56535],[97.1777,42.7964],[96.37926,42.72055],[96.35658,42.90363],[95.89543,43.2528],[95.52594,43.99353],[95.32891,44.02407],[95.39772,44.2805],[95.01191,44.25274],[94.71959,44.35284],[94.10003,44.71016],[93.51161,44.95964],[91.64048,45.07408],[90.89169,45.19667],[90.65114,45.49314],[90.70907,45.73437],[91.03026,46.04194],[90.99672,46.14207],[90.89639,46.30711],[91.07696,46.57315],[91.0147,46.58171],[91.03649,46.72916],[90.84035,46.99525],[90.76108,46.99399],[90.48542,47.30438],[90.48854,47.41826],[90.33598,47.68303],[90.10871,47.7375],[90.06512,47.88177],[89.76624,47.82745],[89.55453,48.0423],[89.0711,47.98528],[88.93186,48.10263],[88.8011,48.11302],[88.58316,48.21893],[88.58939,48.34531],[87.96361,48.58478],[88.0788,48.71436],[87.73822,48.89582],[87.88171,48.95853],[87.81333,49.17354],[87.48983,49.13794],[87.478,49.07403],[87.28386,49.11626],[86.87238,49.12432],[86.73568,48.99918],[86.75343,48.70331],[86.38069,48.46064],[85.73581,48.3939],[85.5169,48.05493],[85.61067,47.49753],[85.69696,47.2898],[85.54294,47.06171],[85.22443,47.04816],[84.93995,46.87399],[84.73077,47.01394],[83.92184,46.98912],[83.04622,47.19053],[82.21792,45.56619],[82.58474,45.40027],[82.51374,45.1755],[81.73278,45.3504],[80.11169,45.03352],[79.8987,44.89957],[80.38384,44.63073],[80.40229,44.23319],[80.40031,44.10986],[80.75156,43.44948],[80.69718,43.32589],[80.77771,43.30065],[80.78817,43.14235],[80.62913,43.141],[80.3735,43.01557],[80.58999,42.9011],[80.38169,42.83142],[80.26886,42.8366],[80.16892,42.61137],[80.26841,42.23797],[80.17807,42.21166],[80.17842,42.03211],[79.92977,42.04113],[78.3732,41.39603],[78.15757,41.38565],[78.12873,41.23091],[77.81287,41.14307],[77.76206,41.01574],[77.52723,41.00227],[77.3693,41.0375],[77.28004,41.0033],[76.99302,41.0696],[76.75681,40.95354],[76.5261,40.46114],[76.33659,40.3482],[75.96168,40.38064],[75.91361,40.2948],[75.69663,40.28642],[75.5854,40.66874],[75.22834,40.45382],[75.08243,40.43945],[74.82013,40.52197],[74.78168,40.44886],[74.85996,40.32857],[74.69875,40.34668],[74.35063,40.09742],[74.25533,40.13191],[73.97049,40.04378],[73.83006,39.76136],[73.9051,39.75073],[73.92354,39.69565],[73.94683,39.60733],[73.87018,39.47879],[73.59831,39.46425],[73.59241,39.40843],[73.5004,39.38402],[73.55396,39.3543],[73.54572,39.27567],[73.60638,39.24534],[73.75823,39.023],[73.81728,39.04007],[73.82964,38.91517],[73.7445,38.93867],[73.7033,38.84782],[73.80656,38.66449],[73.79806,38.61106],[73.97933,38.52945],[74.17022,38.65504],[74.51217,38.47034],[74.69619,38.42947],[74.69894,38.22155],[74.80331,38.19889],[74.82665,38.07359],[74.9063,38.03033],[74.92416,37.83428],[75.00935,37.77486],[74.8912,37.67576],[74.94338,37.55501],[75.06011,37.52779],[75.15899,37.41443],[75.09719,37.37297],[75.12328,37.31839],[74.88887,37.23275],[74.80605,37.21565],[74.49981,37.24518],[74.56453,37.03023],[75.13839,37.02622],[75.40481,36.95382],[75.45562,36.71971],[75.72737,36.7529],[75.92391,36.56986],[76.0324,36.41198],[76.00906,36.17511],[75.93028,36.13136],[76.15325,35.9264],[76.14913,35.82848],[76.33453,35.84296],[76.50961,35.8908],[76.77323,35.66062],[76.84539,35.67356],[76.96624,35.5932],[77.44277,35.46132],[77.70232,35.46244],[77.80532,35.52058],[78.11664,35.48022],[78.03466,35.3785],[78.00033,35.23954],[78.22692,34.88771],[78.18435,34.7998],[78.27781,34.61484],[78.54964,34.57283],[78.56475,34.50835],[78.74465,34.45174],[79.05364,34.32482],[78.99802,34.3027],[78.91769,34.15452],[78.66225,34.08858],[78.65657,34.03195],[78.73367,34.01121],[78.77349,33.73871],[78.67599,33.66445],[78.73636,33.56521],[79.15252,33.17156],[79.14016,33.02545],[79.46562,32.69668],[79.26768,32.53277],[79.13174,32.47766],[79.0979,32.38051],[78.99322,32.37948],[78.96713,32.33655],[78.7831,32.46873],[78.73916,32.69438],[78.38897,32.53938],[78.4645,32.45367],[78.49609,32.2762],[78.68754,32.10256],[78.74404,32.00384],[78.78036,31.99478],[78.69933,31.78723],[78.84516,31.60631],[78.71032,31.50197],[78.77898,31.31209],[79.01931,31.42817],[79.14016,31.43403],[79.22805,31.34963],[79.59884,30.93943],[79.93255,30.88288],[80.20721,30.58541],[80.54504,30.44936],[80.83343,30.32023],[81.03953,30.20059],[81.12842,30.01395],[81.24362,30.0126],[81.29032,30.08806],[81.2623,30.14596],[81.33355,30.15303],[81.39928,30.21862],[81.41018,30.42153],[81.62033,30.44703],[81.99082,30.33423],[82.10135,30.35439],[82.10757,30.23745],[82.19475,30.16884],[82.16984,30.0692],[82.38622,30.02608],[82.5341,29.9735],[82.73024,29.81695],[83.07116,29.61957],[83.28131,29.56813],[83.44787,29.30513],[83.63156,29.16249],[83.82303,29.30513],[83.97559,29.33091],[84.18107,29.23451],[84.24801,29.02783],[84.2231,28.89571],[84.47528,28.74023],[84.62317,28.73887],[84.85511,28.58041],[85.06059,28.68562],[85.19135,28.62825],[85.18668,28.54076],[85.10729,28.34092],[85.38127,28.28336],[85.4233,28.32996],[85.59765,28.30529],[85.60854,28.25045],[85.69105,28.38475],[85.71907,28.38064],[85.74864,28.23126],[85.84672,28.18187],[85.90743,28.05144],[85.97813,27.99023],[85.94946,27.9401],[86.06309,27.90021],[86.12069,27.93047],[86.08333,28.02121],[86.088,28.09264],[86.18607,28.17364],[86.22966,27.9786],[86.42736,27.91122],[86.51609,27.96623],[86.56265,28.09569],[86.74181,28.10638],[86.75582,28.04182],[87.03757,27.94835],[87.11696,27.84104],[87.56996,27.84517],[87.72718,27.80938],[87.82681,27.95248],[88.13378,27.88015],[88.1278,27.95417],[88.25332,27.9478],[88.54858,28.06057],[88.63235,28.12356],[88.83559,28.01936],[88.88091,27.85192],[88.77517,27.45415],[88.82981,27.38814],[88.91901,27.32483],[88.93678,27.33777],[88.96947,27.30319],[89.00216,27.32532],[88.95355,27.4106],[88.97213,27.51671],[89.0582,27.60985],[89.12825,27.62502],[89.59525,28.16433],[89.79762,28.23979],[90.13387,28.19178],[90.58842,28.02838],[90.69894,28.07784],[91.20019,27.98715],[91.25779,28.07509],[91.46327,28.0064],[91.48973,27.93903],[91.5629,27.84823],[91.6469,27.76358],[91.84722,27.76325],[91.87057,27.7195],[92.27432,27.89077],[92.32101,27.79363],[92.42538,27.80092],[92.7275,27.98662],[92.73025,28.05814],[92.65472,28.07632],[92.67486,28.15018],[92.93075,28.25671],[93.14635,28.37035],[93.18069,28.50319],[93.44621,28.67189],[93.72797,28.68821],[94.35897,29.01965],[94.2752,29.11687],[94.69318,29.31739],[94.81353,29.17804],[95.0978,29.14446],[95.11291,29.09527],[95.2214,29.10727],[95.26122,29.07727],[95.3038,29.13847],[95.41091,29.13007],[95.50842,29.13487],[95.72086,29.20797],[95.75149,29.32063],[95.84899,29.31464],[96.05361,29.38167],[96.31316,29.18643],[96.18682,29.11087],[96.20467,29.02325],[96.3626,29.10607],[96.61391,28.72742],[96.40929,28.51526],[96.48895,28.42955],[96.6455,28.61657],[96.85561,28.4875],[96.88445,28.39452],[96.98882,28.32564],[97.1289,28.3619],[97.34547,28.21385],[97.41729,28.29783],[97.47085,28.2688],[97.50518,28.49716],[97.56835,28.55628],[97.70705,28.5056],[97.79632,28.33168],[97.90069,28.3776],[98.15337,28.12114],[98.13964,27.9478],[98.32641,27.51385],[98.42529,27.55404],[98.43353,27.67086],[98.69582,27.56499],[98.7333,26.85615],[98.77547,26.61994],[98.72741,26.36183],[98.67797,26.24487],[98.7329,26.17218],[98.66884,26.09165],[98.63128,26.15492],[98.57085,26.11547],[98.60763,26.01512],[98.70818,25.86241],[98.63128,25.79937],[98.54064,25.85129],[98.40606,25.61129],[98.31268,25.55307],[98.25774,25.6051],[98.16848,25.62739],[98.18084,25.56298],[98.12591,25.50722],[98.14925,25.41547],[97.92541,25.20815],[97.83614,25.2715],[97.77023,25.11492],[97.72216,25.08508],[97.72903,24.91332],[97.79949,24.85655],[97.76481,24.8289],[97.73127,24.83015],[97.70181,24.84557],[97.64354,24.79171],[97.56648,24.76475],[97.56383,24.75535],[97.5542,24.74943],[97.54675,24.74202],[97.56525,24.72838],[97.56286,24.54535],[97.52757,24.43748],[97.60029,24.4401],[97.66998,24.45288],[97.7098,24.35658],[97.65624,24.33781],[97.66723,24.30027],[97.71941,24.29652],[97.76799,24.26365],[97.72998,24.2302],[97.72799,24.18883],[97.75305,24.16902],[97.72903,24.12606],[97.62363,24.00506],[97.5247,23.94032],[97.64667,23.84574],[97.72302,23.89288],[97.79456,23.94836],[97.79416,23.95663],[97.84328,23.97603],[97.86545,23.97723],[97.88811,23.97446],[97.8955,23.97758],[97.89676,23.97931],[97.89683,23.98389],[97.88814,23.98605],[97.88414,23.99405],[97.88616,24.00463],[97.90998,24.02094],[97.93951,24.01953],[97.98691,24.03897],[97.99583,24.04932],[98.04709,24.07616],[98.05302,24.07408],[98.05671,24.07961],[98.0607,24.07812],[98.06703,24.08028],[98.07806,24.07988],[98.20666,24.11406],[98.54476,24.13119],[98.59256,24.08371],[98.85319,24.13042],[98.87998,24.15624],[98.89632,24.10612],[98.67797,23.9644],[98.68209,23.80492],[98.79607,23.77947],[98.82933,23.72921],[98.81775,23.694],[98.88396,23.59555],[98.80294,23.5345],[98.82877,23.47908],[98.87683,23.48995],[98.92104,23.36946],[98.87573,23.33038],[98.93958,23.31414],[98.92515,23.29535],[98.88597,23.18656],[99.05975,23.16382],[99.04601,23.12215],[99.25741,23.09025],[99.34127,23.13099],[99.52214,23.08218],[99.54218,22.90014],[99.43537,22.94086],[99.45654,22.85726],[99.31243,22.73893],[99.38247,22.57544],[99.37972,22.50188],[99.28771,22.4105],[99.17318,22.18025],[99.19176,22.16983],[99.1552,22.15874],[99.33166,22.09656],[99.47585,22.13345],[99.85351,22.04183],[99.96612,22.05965],[99.99084,21.97053],[99.94003,21.82782],[99.98654,21.71064],[100.04956,21.66843],[100.12679,21.70539],[100.17486,21.65306],[100.10757,21.59945],[100.12542,21.50365],[100.1625,21.48704],[100.18447,21.51898],[100.25863,21.47043],[100.35201,21.53176],[100.42892,21.54325],[100.4811,21.46148],[100.57861,21.45637],[100.72143,21.51898],[100.87265,21.67396],[101.11744,21.77659],[101.15156,21.56129],[101.2124,21.56422],[101.19349,21.41959],[101.26912,21.36482],[101.2229,21.23271],[101.29326,21.17254],[101.54563,21.25668],[101.6068,21.23329],[101.59491,21.18621],[101.60886,21.17947],[101.66977,21.20004],[101.70548,21.14911],[101.7622,21.14813],[101.79266,21.19025],[101.76745,21.21571],[101.83887,21.20983],[101.84412,21.25291],[101.74014,21.30967],[101.74224,21.48276],[101.7727,21.51794],[101.7475,21.5873],[101.80001,21.57461],[101.83257,21.61562],[101.74555,21.72852],[101.7791,21.83019],[101.62566,21.96574],[101.57525,22.13026],[101.60675,22.13513],[101.53638,22.24794],[101.56789,22.28876],[101.61306,22.27515],[101.68973,22.46843],[101.7685,22.50337],[101.86828,22.38397],[101.90714,22.38688],[101.91344,22.44417],[101.98487,22.42766],[102.03633,22.46164],[102.1245,22.43372],[102.14099,22.40092],[102.16621,22.43336],[102.26428,22.41321],[102.25339,22.4607],[102.41061,22.64184],[102.38415,22.67919],[102.42618,22.69212],[102.46665,22.77108],[102.51802,22.77969],[102.57095,22.7036],[102.60675,22.73376],[102.8636,22.60735],[102.9321,22.48659],[103.0722,22.44775],[103.07843,22.50097],[103.17961,22.55705],[103.15782,22.59873],[103.18895,22.64471],[103.28079,22.68063],[103.32282,22.8127],[103.43179,22.75816],[103.43646,22.70648],[103.52675,22.59155],[103.57812,22.65764],[103.56255,22.69499],[103.64506,22.79979],[103.87904,22.56683],[103.93286,22.52703],[103.94513,22.52553],[103.95191,22.5134],[103.96352,22.50584],[103.96783,22.51173],[103.97384,22.50634],[103.99247,22.51958],[104.01088,22.51823],[104.03734,22.72945],[104.11384,22.80363],[104.27084,22.8457],[104.25683,22.76534],[104.35593,22.69353],[104.47225,22.75813],[104.58122,22.85571],[104.60457,22.81841],[104.65283,22.83419],[104.72755,22.81984],[104.77114,22.90017],[104.84942,22.93631],[104.86765,22.95178],[104.8334,23.01484],[104.79478,23.12934],[104.87382,23.12854],[104.87992,23.17141],[104.91435,23.18666],[104.9486,23.17235],[104.96532,23.20463],[104.98712,23.19176],[105.07002,23.26248],[105.11672,23.25247],[105.17276,23.28679],[105.22569,23.27249],[105.32376,23.39684],[105.40782,23.28107],[105.42805,23.30824],[105.49966,23.20669],[105.56037,23.16806],[105.57594,23.075],[105.72382,23.06641],[105.8726,22.92756],[105.90119,22.94168],[105.99568,22.94178],[106.00179,22.99049],[106.19705,22.98475],[106.27022,22.87722],[106.34961,22.86718],[106.49749,22.91164],[106.51306,22.94891],[106.55976,22.92311],[106.60179,22.92884],[106.6516,22.86862],[106.6734,22.89587],[106.71387,22.88296],[106.71128,22.85982],[106.78422,22.81532],[106.81271,22.8226],[106.83685,22.8098],[106.82404,22.7881],[106.76293,22.73491],[106.72321,22.63606],[106.71698,22.58432],[106.65316,22.5757],[106.61269,22.60301],[106.58395,22.474],[106.55665,22.46498],[106.57221,22.37],[106.55976,22.34841],[106.6516,22.33977],[106.69986,22.22309],[106.67495,22.1885],[106.6983,22.15102],[106.70142,22.02409],[106.68274,21.99811],[106.69276,21.96013],[106.72551,21.97923],[106.74345,22.00965],[106.81038,21.97934],[106.9178,21.97357],[106.92714,21.93459],[106.97228,21.92592],[106.99252,21.95191],[107.05634,21.92303],[107.06101,21.88982],[107.00964,21.85948],[107.02615,21.81981],[107.10771,21.79879],[107.20734,21.71493],[107.24625,21.7077],[107.29296,21.74674],[107.35834,21.6672],[107.35989,21.60063],[107.38636,21.59774],[107.41593,21.64839],[107.47197,21.6672],[107.49532,21.62958],[107.49065,21.59774],[107.54047,21.5934],[107.56537,21.61945],[107.66967,21.60787],[107.80355,21.66141],[107.86114,21.65128],[107.90006,21.5905],[107.92652,21.58906],[107.95232,21.5388],[107.96774,21.53601],[107.97074,21.54072],[107.97383,21.53961],[107.97932,21.54503],[108.02926,21.54997],[108.0569,21.53604],[108.10003,21.47338],[108.00365,17.98159],[111.60491,13.57105],[118.41371,24.06775],[118.11703,24.39734],[118.28244,24.51231],[118.35291,24.51645],[118.42453,24.54644],[118.56434,24.49266],[120.49232,25.22863],[121.03532,26.8787],[123.5458,31.01942],[122.29378,31.76513],[122.80525,33.30571],[123.85601,37.49093],[123.90497,38.79949],[124.17532,39.8232],[124.23201,39.9248],[124.35029,39.95639],[124.37089,40.03004],[124.3322,40.05573],[124.38556,40.11047],[124.40719,40.13655],[124.86913,40.45387],[125.71172,40.85223],[125.76869,40.87908],[126.00335,40.92835],[126.242,41.15454],[126.53189,41.35206],[126.60631,41.65565],[126.90729,41.79955],[127.17841,41.59714],[127.29712,41.49473],[127.92943,41.44291],[128.02633,41.42103],[128.03311,41.39232],[128.12967,41.37931],[128.18546,41.41279],[128.20061,41.40895],[128.30716,41.60322],[128.15119,41.74568],[128.04487,42.01769],[128.94007,42.03537],[128.96068,42.06657],[129.15178,42.17224],[129.22285,42.26491],[129.22423,42.3553],[129.28541,42.41574],[129.42882,42.44702],[129.54701,42.37254],[129.60482,42.44461],[129.72541,42.43739],[129.75294,42.59409],[129.77183,42.69435],[129.7835,42.76521],[129.80719,42.79218],[129.83277,42.86746],[129.85261,42.96494],[129.8865,43.00395],[129.95082,43.01051],[129.96409,42.97306],[130.12957,42.98361],[130.09764,42.91425],[130.26095,42.9027],[130.23068,42.80125],[130.2385,42.71127],[130.41826,42.6011],[130.44361,42.54849],[130.50123,42.61636],[130.55143,42.52158],[130.62107,42.58413],[130.56576,42.68925],[130.40213,42.70788],[130.44361,42.76205],[130.66524,42.84753],[131.02438,42.86518],[131.02668,42.91246],[131.135,42.94114],[131.10274,43.04734],[131.20414,43.13654],[131.19031,43.21385],[131.30324,43.39498],[131.29402,43.46695],[131.19492,43.53047],[131.21105,43.82383],[131.26176,43.94011],[131.23583,43.96085],[131.25484,44.03131],[131.30365,44.04262],[131.1108,44.70266],[130.95639,44.85154],[131.48415,44.99513],[131.68466,45.12374],[131.66852,45.2196],[131.76532,45.22609],[131.86903,45.33636],[131.99417,45.2567],[132.83978,45.05916],[132.96373,45.0212],[133.12293,45.1332],[133.09279,45.25693],[133.19419,45.51913],[133.41083,45.57723],[133.48457,45.86203],[133.60442,45.90053],[133.67569,45.9759],[133.72695,46.05576],[133.68047,46.14697],[133.88097,46.25066],[133.91496,46.4274],[133.84104,46.46681],[134.03538,46.75668],[134.20016,47.33458],[134.50898,47.4812],[134.7671,47.72051],[134.55508,47.98651],[134.67098,48.1564],[134.75328,48.36763],[134.49516,48.42884],[132.66989,47.96491],[132.57309,47.71741],[131.90448,47.68011],[131.2635,47.73325],[131.09871,47.6852],[130.95985,47.6957],[130.90915,47.90623],[130.65103,48.10052],[130.84462,48.30942],[130.52147,48.61745],[130.66946,48.88251],[130.43232,48.90844],[130.2355,48.86741],[129.85416,49.11067],[129.67598,49.29596],[129.50685,49.42398],[129.40398,49.44194],[129.35317,49.3481],[129.23232,49.40353],[129.11153,49.36813],[128.72896,49.58676],[127.83476,49.5748],[127.53516,49.84306],[127.49299,50.01251],[127.60515,50.23503],[127.37384,50.28393],[127.36009,50.43787],[127.28765,50.46585],[127.36335,50.58306],[127.28165,50.72075],[127.14586,50.91152],[126.93135,51.0841],[126.90369,51.3238],[126.68349,51.70607],[126.44606,51.98254],[126.558,52.13738],[125.6131,53.07229]],[[113.56865,22.20973],[113.57123,22.20416],[113.60504,22.20464],[113.63011,22.10782],[113.57191,22.07696],[113.54839,22.10909],[113.54942,22.14519],[113.54093,22.15497],[113.52659,22.18271],[113.53552,22.20607],[113.53301,22.21235],[113.53591,22.21369],[113.54093,22.21314],[113.54333,22.21688],[113.5508,22.21672],[113.56865,22.20973]],[[114.50148,22.15017],[113.92195,22.13873],[113.83338,22.1826],[113.81621,22.2163],[113.86771,22.42972],[114.03113,22.5065],[114.05438,22.5026],[114.05729,22.51104],[114.06272,22.51617],[114.07267,22.51855],[114.07817,22.52997],[114.08606,22.53276],[114.09048,22.53716],[114.09692,22.53435],[114.1034,22.5352],[114.11181,22.52878],[114.11656,22.53415],[114.12665,22.54003],[114.13823,22.54319],[114.1482,22.54091],[114.15123,22.55163],[114.1597,22.56041],[114.17247,22.55944],[114.18338,22.55444],[114.20655,22.55706],[114.22185,22.55343],[114.22888,22.5436],[114.25154,22.55977],[114.44998,22.55977],[114.50148,22.15017]]]]}},{type:"Feature",properties:{iso1A2:"CO",iso1A3:"COL",iso1N3:"170",wikidata:"Q739",nameEn:"Colombia",groups:["005","419","019"],callingCodes:["57"]},geometry:{type:"MultiPolygon",coordinates:[[[[-71.19849,12.65801],[-81.58685,18.0025],[-82.06974,14.49418],[-82.56142,11.91792],[-78.79327,9.93766],[-77.58292,9.22278],[-77.32389,8.81247],[-77.45064,8.49991],[-77.17257,7.97422],[-77.57185,7.51147],[-77.72514,7.72348],[-77.72157,7.47612],[-77.81426,7.48319],[-77.89178,7.22681],[-78.06168,7.07793],[-82.12561,4.00341],[-78.87137,1.47457],[-78.42749,1.15389],[-77.85677,0.80197],[-77.7148,0.85003],[-77.68613,0.83029],[-77.66416,0.81604],[-77.67815,0.73863],[-77.49984,0.64476],[-77.52001,0.40782],[-76.89177,0.24736],[-76.4094,0.24015],[-76.41215,0.38228],[-76.23441,0.42294],[-75.82927,0.09578],[-75.25764,-0.11943],[-75.18513,-0.0308],[-74.42701,-0.50218],[-74.26675,-0.97229],[-73.65312,-1.26222],[-72.92587,-2.44514],[-71.75223,-2.15058],[-70.94377,-2.23142],[-70.04609,-2.73906],[-70.71396,-3.7921],[-70.52393,-3.87553],[-70.3374,-3.79505],[-69.94708,-4.2431],[-69.43395,-1.42219],[-69.4215,-1.01853],[-69.59796,-0.75136],[-69.603,-0.51947],[-70.03658,-0.19681],[-70.04162,0.55437],[-69.47696,0.71065],[-69.20976,0.57958],[-69.14422,0.84172],[-69.26017,1.06856],[-69.82987,1.07864],[-69.83491,1.69353],[-69.53746,1.76408],[-69.38621,1.70865],[-68.18128,1.72881],[-68.26699,1.83463],[-68.18632,2.00091],[-67.9292,1.82455],[-67.40488,2.22258],[-67.299,1.87494],[-67.15784,1.80439],[-67.08222,1.17441],[-66.85795,1.22998],[-67.21967,2.35778],[-67.65696,2.81691],[-67.85862,2.79173],[-67.85862,2.86727],[-67.30945,3.38393],[-67.50067,3.75812],[-67.62671,3.74303],[-67.85358,4.53249],[-67.83341,5.31104],[-67.59141,5.5369],[-67.63914,5.64963],[-67.58558,5.84537],[-67.43513,5.98835],[-67.4625,6.20625],[-67.60654,6.2891],[-69.41843,6.1072],[-70.10716,6.96516],[-70.7596,7.09799],[-71.03941,6.98163],[-71.37234,7.01588],[-71.42212,7.03854],[-71.44118,7.02116],[-71.82441,7.04314],[-72.04895,7.03837],[-72.19437,7.37034],[-72.43132,7.40034],[-72.47415,7.48928],[-72.45321,7.57232],[-72.47827,7.65604],[-72.46763,7.79518],[-72.44454,7.86031],[-72.46183,7.90682],[-72.45806,7.91141],[-72.47042,7.92306],[-72.48183,7.92909],[-72.48801,7.94329],[-72.47213,7.96106],[-72.39137,8.03534],[-72.35163,8.01163],[-72.36987,8.19976],[-72.4042,8.36513],[-72.65474,8.61428],[-72.77415,9.10165],[-72.94052,9.10663],[-73.02119,9.27584],[-73.36905,9.16636],[-72.98085,9.85253],[-72.88002,10.44309],[-72.4767,11.1117],[-72.24983,11.14138],[-71.9675,11.65536],[-71.3275,11.85],[-70.92579,11.96275],[-71.19849,12.65801]]]]}},{type:"Feature",properties:{iso1A2:"CP",iso1A3:"CPT",wikidata:"Q161258",nameEn:"Clipperton Island",country:"FR",isoStatus:"excRes"},geometry:{type:"MultiPolygon",coordinates:[[[[-110.36279,9.79626],[-108.755,9.84085],[-109.04145,11.13245],[-110.36279,9.79626]]]]}},{type:"Feature",properties:{iso1A2:"CR",iso1A3:"CRI",iso1N3:"188",wikidata:"Q800",nameEn:"Costa Rica",groups:["013","003","419","019"],callingCodes:["506"]},geometry:{type:"MultiPolygon",coordinates:[[[[-83.68276,11.01562],[-83.66597,10.79916],[-83.90838,10.71161],[-84.68197,11.07568],[-84.92439,10.9497],[-85.60529,11.22607],[-85.71223,11.06868],[-86.14524,11.09059],[-87.41779,5.02401],[-82.94503,7.93865],[-82.89978,8.04083],[-82.89137,8.05755],[-82.88641,8.10219],[-82.9388,8.26634],[-83.05209,8.33394],[-82.93056,8.43465],[-82.8679,8.44042],[-82.8382,8.48117],[-82.83322,8.52464],[-82.83975,8.54755],[-82.82739,8.60153],[-82.8794,8.6981],[-82.92068,8.74832],[-82.91377,8.774],[-82.88253,8.83331],[-82.72126,8.97125],[-82.93516,9.07687],[-82.93516,9.46741],[-82.84871,9.4973],[-82.87919,9.62645],[-82.77206,9.59573],[-82.66667,9.49746],[-82.61345,9.49881],[-82.56507,9.57279],[-82.51044,9.65379],[-83.54024,10.96805],[-83.68276,11.01562]]]]}},{type:"Feature",properties:{iso1A2:"CU",iso1A3:"CUB",iso1N3:"192",wikidata:"Q241",nameEn:"Cuba",groups:["029","003","419","019"],callingCodes:["53"]},geometry:{type:"MultiPolygon",coordinates:[[[[-73.62304,20.6935],[-82.02215,24.23074],[-85.77883,21.92705],[-74.81171,18.82201],[-73.62304,20.6935]]]]}},{type:"Feature",properties:{iso1A2:"CV",iso1A3:"CPV",iso1N3:"132",wikidata:"Q1011",nameEn:"Cape Verde",groups:["011","202","002"],callingCodes:["238"]},geometry:{type:"MultiPolygon",coordinates:[[[[-28.81604,14.57305],[-20.39702,14.12816],[-23.37101,19.134],[-28.81604,14.57305]]]]}},{type:"Feature",properties:{iso1A2:"CW",iso1A3:"CUW",iso1N3:"531",wikidata:"Q25279",nameEn:"Curaçao",country:"NL",groups:["029","003","419","019"],callingCodes:["599"]},geometry:{type:"MultiPolygon",coordinates:[[[[-68.90012,12.62309],[-69.59009,12.46019],[-68.99639,11.79035],[-68.33524,11.78151],[-68.90012,12.62309]]]]}},{type:"Feature",properties:{iso1A2:"CX",iso1A3:"CXR",iso1N3:"162",wikidata:"Q31063",nameEn:"Christmas Island",country:"AU",groups:["053","009"],driveSide:"left",callingCodes:["61"]},geometry:{type:"MultiPolygon",coordinates:[[[[105.66835,-9.31927],[104.67494,-11.2566],[106.66176,-11.14349],[105.66835,-9.31927]]]]}},{type:"Feature",properties:{iso1A2:"CY",iso1A3:"CYP",iso1N3:"196",wikidata:"Q229",nameEn:"Cyprus",groups:["EU","145","142"],driveSide:"left",callingCodes:["357"]},geometry:{type:"MultiPolygon",coordinates:[[[[33.70639,34.99303],[33.71514,35.00294],[33.69731,35.01754],[33.69938,35.03123],[33.67678,35.03866],[33.67742,35.05963],[33.68474,35.06602],[33.69095,35.06237],[33.70861,35.07644],[33.7161,35.07279],[33.70209,35.04882],[33.71482,35.03722],[33.73824,35.05321],[33.76106,35.04253],[33.78581,35.05104],[33.82067,35.07826],[33.84168,35.06823],[33.8541,35.07201],[33.87479,35.08881],[33.87097,35.09389],[33.87622,35.10457],[33.87224,35.12293],[33.88561,35.12449],[33.88943,35.12007],[33.88737,35.11408],[33.89853,35.11377],[33.91789,35.08688],[33.91299,35.07579],[33.90247,35.07686],[33.89485,35.06873],[33.88367,35.07877],[33.85261,35.0574],[33.8355,35.05777],[33.82051,35.0667],[33.8012,35.04786],[33.81524,35.04192],[33.83055,35.02865],[33.82875,35.01685],[33.84045,35.00616],[33.85216,35.00579],[33.85891,35.001],[33.85621,34.98956],[33.83505,34.98108],[33.84811,34.97075],[33.86432,34.97592],[33.90075,34.96623],[33.98684,34.76642],[35.48515,34.70851],[35.51152,36.10954],[32.82353,35.70297],[30.15137,34.08517],[32.74412,34.43926],[32.75515,34.64985],[32.76136,34.68318],[32.79433,34.67883],[32.82717,34.70622],[32.86014,34.70585],[32.86167,34.68734],[32.9068,34.66102],[32.91398,34.67343],[32.93043,34.67091],[32.92807,34.66736],[32.93449,34.66241],[32.93693,34.67027],[32.94379,34.67111],[32.94683,34.67907],[32.95539,34.68471],[32.99135,34.68061],[32.98668,34.67268],[32.99014,34.65518],[32.97736,34.65277],[32.97079,34.66112],[32.95325,34.66462],[32.94796,34.6587],[32.94976,34.65204],[32.95471,34.64528],[32.95323,34.64075],[32.95891,34.62919],[32.96718,34.63446],[32.96968,34.64046],[33.0138,34.64424],[33.26744,34.49942],[33.83531,34.73974],[33.70575,34.97947],[33.70639,34.99303]]],[[[33.74144,35.01053],[33.7492,35.01319],[33.74983,35.02274],[33.74265,35.02329],[33.73781,35.02181],[33.7343,35.01178],[33.74144,35.01053]]],[[[33.77312,34.9976],[33.75994,35.00113],[33.75682,34.99916],[33.76605,34.99543],[33.76738,34.99188],[33.7778,34.98981],[33.77843,34.988],[33.78149,34.98854],[33.78318,34.98699],[33.78571,34.98951],[33.78917,34.98854],[33.79191,34.98914],[33.78516,34.99582],[33.77553,34.99518],[33.77312,34.9976]]]]}},{type:"Feature",properties:{iso1A2:"CZ",iso1A3:"CZE",iso1N3:"203",wikidata:"Q213",nameEn:"Czechia",groups:["EU","151","150"],callingCodes:["420"]},geometry:{type:"MultiPolygon",coordinates:[[[[14.82803,50.86966],[14.79139,50.81438],[14.70661,50.84096],[14.61993,50.86049],[14.63434,50.8883],[14.65259,50.90513],[14.64802,50.93241],[14.58024,50.91443],[14.56374,50.922],[14.59702,50.96148],[14.59908,50.98685],[14.58215,50.99306],[14.56432,51.01008],[14.53438,51.00374],[14.53321,51.01679],[14.49873,51.02242],[14.50809,51.0427],[14.49991,51.04692],[14.49154,51.04382],[14.49202,51.02286],[14.45827,51.03712],[14.41335,51.02086],[14.30098,51.05515],[14.25665,50.98935],[14.28776,50.97718],[14.32353,50.98556],[14.32793,50.97379],[14.30251,50.96606],[14.31422,50.95243],[14.39848,50.93866],[14.38691,50.89907],[14.30098,50.88448],[14.27123,50.89386],[14.24314,50.88761],[14.22331,50.86049],[14.02982,50.80662],[13.98864,50.8177],[13.89113,50.78533],[13.89444,50.74142],[13.82942,50.7251],[13.76316,50.73487],[13.70204,50.71771],[13.65977,50.73096],[13.52474,50.70394],[13.53748,50.67654],[13.5226,50.64721],[13.49742,50.63133],[13.46413,50.60102],[13.42189,50.61243],[13.37485,50.64931],[13.37805,50.627],[13.32264,50.60317],[13.32594,50.58009],[13.29454,50.57904],[13.25158,50.59268],[13.19043,50.50237],[13.13424,50.51709],[13.08301,50.50132],[13.0312,50.50944],[13.02038,50.4734],[13.02147,50.44763],[12.98433,50.42016],[12.94058,50.40944],[12.82465,50.45738],[12.73476,50.43237],[12.73044,50.42268],[12.70731,50.39948],[12.67261,50.41949],[12.51356,50.39694],[12.48747,50.37278],[12.49214,50.35228],[12.48256,50.34784],[12.46643,50.35527],[12.43722,50.33774],[12.43371,50.32506],[12.39924,50.32302],[12.40158,50.29521],[12.36594,50.28289],[12.35425,50.23993],[12.33263,50.24367],[12.32445,50.20442],[12.33847,50.19432],[12.32596,50.17146],[12.29232,50.17524],[12.28063,50.19544],[12.28755,50.22429],[12.23943,50.24594],[12.24791,50.25525],[12.26953,50.25189],[12.25119,50.27079],[12.20823,50.2729],[12.18013,50.32146],[12.10907,50.32041],[12.13716,50.27396],[12.09287,50.25032],[12.19335,50.19997],[12.21484,50.16399],[12.1917,50.13434],[12.2073,50.10315],[12.23709,50.10213],[12.27433,50.0771],[12.26111,50.06331],[12.30798,50.05719],[12.49908,49.97305],[12.47264,49.94222],[12.55197,49.92094],[12.48256,49.83575],[12.46603,49.78882],[12.40489,49.76321],[12.4462,49.70233],[12.52553,49.68415],[12.53544,49.61888],[12.56188,49.6146],[12.60155,49.52887],[12.64782,49.52565],[12.64121,49.47628],[12.669,49.42935],[12.71227,49.42363],[12.75854,49.3989],[12.78168,49.34618],[12.88414,49.33541],[12.88249,49.35479],[12.94859,49.34079],[13.03618,49.30417],[13.02957,49.27399],[13.05883,49.26259],[13.17665,49.16713],[13.17019,49.14339],[13.20405,49.12303],[13.23689,49.11412],[13.28242,49.1228],[13.39479,49.04812],[13.40802,48.98851],[13.50221,48.93752],[13.50552,48.97441],[13.58319,48.96899],[13.61624,48.9462],[13.67739,48.87886],[13.73854,48.88538],[13.76994,48.83537],[13.78977,48.83319],[13.8096,48.77877],[13.84023,48.76988],[14.06151,48.66873],[14.01482,48.63788],[14.09104,48.5943],[14.20691,48.5898],[14.33909,48.55852],[14.43076,48.58855],[14.4587,48.64695],[14.56139,48.60429],[14.60808,48.62881],[14.66762,48.58215],[14.71794,48.59794],[14.72756,48.69502],[14.80584,48.73489],[14.80821,48.77711],[14.81545,48.7874],[14.94773,48.76268],[14.95641,48.75915],[14.9758,48.76857],[14.98112,48.77524],[14.9782,48.7766],[14.98032,48.77959],[14.95072,48.79101],[14.98917,48.90082],[14.97612,48.96983],[14.99878,49.01444],[15.15534,48.99056],[15.16358,48.94278],[15.26177,48.95766],[15.28305,48.98831],[15.34823,48.98444],[15.48027,48.94481],[15.51357,48.91549],[15.61622,48.89541],[15.6921,48.85973],[15.75341,48.8516],[15.78087,48.87644],[15.84404,48.86921],[16.06034,48.75436],[16.37345,48.729],[16.40915,48.74576],[16.46134,48.80865],[16.67008,48.77699],[16.68518,48.7281],[16.71883,48.73806],[16.79779,48.70998],[16.90354,48.71541],[16.93955,48.60371],[17.00215,48.70887],[17.11202,48.82925],[17.19355,48.87602],[17.29054,48.85546],[17.3853,48.80936],[17.45671,48.85004],[17.5295,48.81117],[17.7094,48.86721],[17.73126,48.87885],[17.77944,48.92318],[17.87831,48.92679],[17.91814,49.01784],[18.06885,49.03157],[18.1104,49.08624],[18.15022,49.24518],[18.18456,49.28909],[18.36446,49.3267],[18.4139,49.36517],[18.4084,49.40003],[18.44686,49.39467],[18.54848,49.47059],[18.53063,49.49022],[18.57183,49.51162],[18.6144,49.49824],[18.67757,49.50895],[18.74761,49.492],[18.84521,49.51672],[18.84786,49.5446],[18.80479,49.6815],[18.72838,49.68163],[18.69817,49.70473],[18.62676,49.71983],[18.62943,49.74603],[18.62645,49.75002],[18.61368,49.75426],[18.61278,49.7618],[18.57183,49.83334],[18.60341,49.86256],[18.57045,49.87849],[18.57697,49.91565],[18.54299,49.92537],[18.54495,49.9079],[18.53423,49.89906],[18.41604,49.93498],[18.33562,49.94747],[18.33278,49.92415],[18.31914,49.91565],[18.27794,49.93863],[18.27107,49.96779],[18.21752,49.97309],[18.20241,49.99958],[18.10628,50.00223],[18.07898,50.04535],[18.03212,50.06574],[18.00396,50.04954],[18.04585,50.03311],[18.04585,50.01194],[18.00191,50.01723],[17.86886,49.97452],[17.77669,50.02253],[17.7506,50.07896],[17.6888,50.12037],[17.66683,50.10275],[17.59404,50.16437],[17.70528,50.18812],[17.76296,50.23382],[17.72176,50.25665],[17.74648,50.29966],[17.69292,50.32859],[17.67764,50.28977],[17.58889,50.27837],[17.3702,50.28123],[17.34548,50.2628],[17.34273,50.32947],[17.27681,50.32246],[17.19991,50.3654],[17.19579,50.38817],[17.14498,50.38117],[17.1224,50.39494],[16.89229,50.45117],[16.85933,50.41093],[16.90877,50.38642],[16.94448,50.31281],[16.99803,50.30316],[17.02138,50.27772],[16.99803,50.25753],[17.02825,50.23118],[17.00353,50.21449],[16.98018,50.24172],[16.8456,50.20834],[16.7014,50.09659],[16.63137,50.1142],[16.55446,50.16613],[16.56407,50.21009],[16.42674,50.32509],[16.39379,50.3207],[16.3622,50.34875],[16.36495,50.37679],[16.30289,50.38292],[16.28118,50.36891],[16.22821,50.41054],[16.21585,50.40627],[16.19526,50.43291],[16.31413,50.50274],[16.34572,50.49575],[16.44597,50.58041],[16.33611,50.66579],[16.23174,50.67101],[16.20839,50.63096],[16.10265,50.66405],[16.02437,50.60046],[15.98317,50.61528],[16.0175,50.63009],[15.97219,50.69799],[15.87331,50.67188],[15.81683,50.75666],[15.73186,50.73885],[15.43798,50.80833],[15.3803,50.77187],[15.36656,50.83956],[15.2773,50.8907],[15.27043,50.97724],[15.2361,50.99886],[15.1743,50.9833],[15.16744,51.01959],[15.11937,50.99021],[15.10152,51.01095],[15.06218,51.02269],[15.03895,51.0123],[15.02433,51.0242],[14.96419,50.99108],[15.01088,50.97984],[14.99852,50.86817],[14.82803,50.86966]]]]}},{type:"Feature",properties:{iso1A2:"DE",iso1A3:"DEU",iso1N3:"276",wikidata:"Q183",nameEn:"Germany",groups:["EU","155","150"],callingCodes:["49"]},geometry:{type:"MultiPolygon",coordinates:[[[[8.70847,47.68904],[8.71773,47.69088],[8.70237,47.71453],[8.66416,47.71367],[8.67508,47.6979],[8.65769,47.68928],[8.66837,47.68437],[8.68985,47.69552],[8.70847,47.68904]]],[[[8.72617,47.69651],[8.72809,47.69282],[8.75856,47.68969],[8.79511,47.67462],[8.79966,47.70222],[8.76965,47.7075],[8.77309,47.72059],[8.80663,47.73821],[8.82002,47.71458],[8.86989,47.70504],[8.85065,47.68209],[8.87383,47.67045],[8.87625,47.65441],[8.89946,47.64769],[8.94093,47.65596],[9.02093,47.6868],[9.09891,47.67801],[9.13845,47.66389],[9.15181,47.66904],[9.1705,47.65513],[9.1755,47.65584],[9.17593,47.65399],[9.18203,47.65598],[9.25619,47.65939],[9.55125,47.53629],[9.72736,47.53457],[9.76748,47.5934],[9.80254,47.59419],[9.82591,47.58158],[9.8189,47.54688],[9.87499,47.52953],[9.87733,47.54688],[9.92407,47.53111],[9.96029,47.53899],[10.00003,47.48216],[10.03859,47.48927],[10.07131,47.45531],[10.09001,47.46005],[10.1052,47.4316],[10.06897,47.40709],[10.09819,47.35724],[10.11805,47.37228],[10.16362,47.36674],[10.17648,47.38889],[10.2127,47.38019],[10.22774,47.38904],[10.23757,47.37609],[10.19998,47.32832],[10.2147,47.31014],[10.17648,47.29149],[10.17531,47.27167],[10.23257,47.27088],[10.33424,47.30813],[10.39851,47.37623],[10.4324,47.38494],[10.4359,47.41183],[10.47446,47.43318],[10.46278,47.47901],[10.44291,47.48453],[10.4324,47.50111],[10.44992,47.5524],[10.43473,47.58394],[10.47329,47.58552],[10.48849,47.54057],[10.56912,47.53584],[10.60337,47.56755],[10.63456,47.5591],[10.68832,47.55752],[10.6965,47.54253],[10.7596,47.53228],[10.77596,47.51729],[10.88814,47.53701],[10.91268,47.51334],[10.86945,47.5015],[10.87061,47.4786],[10.90918,47.48571],[10.93839,47.48018],[10.92437,47.46991],[10.98513,47.42882],[10.97111,47.41617],[10.97111,47.39561],[11.11835,47.39719],[11.12536,47.41222],[11.20482,47.43198],[11.25157,47.43277],[11.22002,47.3964],[11.27844,47.39956],[11.29597,47.42566],[11.33804,47.44937],[11.4175,47.44621],[11.38128,47.47465],[11.4362,47.51413],[11.52618,47.50939],[11.58578,47.52281],[11.58811,47.55515],[11.60681,47.57881],[11.63934,47.59202],[11.84052,47.58354],[11.85572,47.60166],[12.0088,47.62451],[12.02282,47.61033],[12.05788,47.61742],[12.13734,47.60639],[12.17824,47.61506],[12.18145,47.61019],[12.17737,47.60121],[12.18568,47.6049],[12.20398,47.60667],[12.20801,47.61082],[12.19895,47.64085],[12.18507,47.65984],[12.18347,47.66663],[12.16769,47.68167],[12.16217,47.70105],[12.18303,47.70065],[12.22571,47.71776],[12.2542,47.7433],[12.26238,47.73544],[12.24017,47.69534],[12.26004,47.67725],[12.27991,47.68827],[12.336,47.69534],[12.37222,47.68433],[12.43883,47.6977],[12.44117,47.6741],[12.50076,47.62293],[12.53816,47.63553],[12.57438,47.63238],[12.6071,47.6741],[12.7357,47.6787],[12.77777,47.66689],[12.76492,47.64485],[12.82101,47.61493],[12.77427,47.58025],[12.80699,47.54477],[12.84672,47.54556],[12.85256,47.52741],[12.9624,47.47452],[12.98344,47.48716],[12.9998,47.46267],[13.04537,47.49426],[13.03252,47.53373],[13.05355,47.56291],[13.04537,47.58183],[13.06641,47.58577],[13.06407,47.60075],[13.09562,47.63304],[13.07692,47.68814],[13.01382,47.72116],[12.98578,47.7078],[12.92969,47.71094],[12.91333,47.7178],[12.90274,47.72513],[12.91711,47.74026],[12.9353,47.74788],[12.94371,47.76281],[12.93202,47.77302],[12.96311,47.79957],[12.98543,47.82896],[13.00588,47.84374],[12.94163,47.92927],[12.93886,47.94046],[12.93642,47.94436],[12.93419,47.94063],[12.92668,47.93879],[12.91985,47.94069],[12.9211,47.95135],[12.91683,47.95647],[12.87476,47.96195],[12.8549,48.01122],[12.76141,48.07373],[12.74973,48.10885],[12.7617,48.12796],[12.78595,48.12445],[12.80676,48.14979],[12.82673,48.15245],[12.8362,48.15876],[12.836,48.1647],[12.84475,48.16556],[12.87126,48.20318],[12.95306,48.20629],[13.02083,48.25689],[13.0851,48.27711],[13.126,48.27867],[13.18093,48.29577],[13.26039,48.29422],[13.30897,48.31575],[13.40709,48.37292],[13.43929,48.43386],[13.42527,48.45711],[13.45727,48.51092],[13.43695,48.55776],[13.45214,48.56472],[13.46967,48.55157],[13.50663,48.57506],[13.50131,48.58091],[13.51291,48.59023],[13.57535,48.55912],[13.59705,48.57013],[13.62508,48.55501],[13.65186,48.55092],[13.66113,48.53558],[13.72802,48.51208],[13.74816,48.53058],[13.7513,48.5624],[13.76921,48.55324],[13.80519,48.58026],[13.80038,48.59487],[13.82609,48.62345],[13.81901,48.6761],[13.81283,48.68426],[13.81791,48.69832],[13.79337,48.71375],[13.81863,48.73257],[13.82266,48.75544],[13.84023,48.76988],[13.8096,48.77877],[13.78977,48.83319],[13.76994,48.83537],[13.73854,48.88538],[13.67739,48.87886],[13.61624,48.9462],[13.58319,48.96899],[13.50552,48.97441],[13.50221,48.93752],[13.40802,48.98851],[13.39479,49.04812],[13.28242,49.1228],[13.23689,49.11412],[13.20405,49.12303],[13.17019,49.14339],[13.17665,49.16713],[13.05883,49.26259],[13.02957,49.27399],[13.03618,49.30417],[12.94859,49.34079],[12.88249,49.35479],[12.88414,49.33541],[12.78168,49.34618],[12.75854,49.3989],[12.71227,49.42363],[12.669,49.42935],[12.64121,49.47628],[12.64782,49.52565],[12.60155,49.52887],[12.56188,49.6146],[12.53544,49.61888],[12.52553,49.68415],[12.4462,49.70233],[12.40489,49.76321],[12.46603,49.78882],[12.48256,49.83575],[12.55197,49.92094],[12.47264,49.94222],[12.49908,49.97305],[12.30798,50.05719],[12.26111,50.06331],[12.27433,50.0771],[12.23709,50.10213],[12.2073,50.10315],[12.1917,50.13434],[12.21484,50.16399],[12.19335,50.19997],[12.09287,50.25032],[12.13716,50.27396],[12.10907,50.32041],[12.18013,50.32146],[12.20823,50.2729],[12.25119,50.27079],[12.26953,50.25189],[12.24791,50.25525],[12.23943,50.24594],[12.28755,50.22429],[12.28063,50.19544],[12.29232,50.17524],[12.32596,50.17146],[12.33847,50.19432],[12.32445,50.20442],[12.33263,50.24367],[12.35425,50.23993],[12.36594,50.28289],[12.40158,50.29521],[12.39924,50.32302],[12.43371,50.32506],[12.43722,50.33774],[12.46643,50.35527],[12.48256,50.34784],[12.49214,50.35228],[12.48747,50.37278],[12.51356,50.39694],[12.67261,50.41949],[12.70731,50.39948],[12.73044,50.42268],[12.73476,50.43237],[12.82465,50.45738],[12.94058,50.40944],[12.98433,50.42016],[13.02147,50.44763],[13.02038,50.4734],[13.0312,50.50944],[13.08301,50.50132],[13.13424,50.51709],[13.19043,50.50237],[13.25158,50.59268],[13.29454,50.57904],[13.32594,50.58009],[13.32264,50.60317],[13.37805,50.627],[13.37485,50.64931],[13.42189,50.61243],[13.46413,50.60102],[13.49742,50.63133],[13.5226,50.64721],[13.53748,50.67654],[13.52474,50.70394],[13.65977,50.73096],[13.70204,50.71771],[13.76316,50.73487],[13.82942,50.7251],[13.89444,50.74142],[13.89113,50.78533],[13.98864,50.8177],[14.02982,50.80662],[14.22331,50.86049],[14.24314,50.88761],[14.27123,50.89386],[14.30098,50.88448],[14.38691,50.89907],[14.39848,50.93866],[14.31422,50.95243],[14.30251,50.96606],[14.32793,50.97379],[14.32353,50.98556],[14.28776,50.97718],[14.25665,50.98935],[14.30098,51.05515],[14.41335,51.02086],[14.45827,51.03712],[14.49202,51.02286],[14.49154,51.04382],[14.49991,51.04692],[14.50809,51.0427],[14.49873,51.02242],[14.53321,51.01679],[14.53438,51.00374],[14.56432,51.01008],[14.58215,50.99306],[14.59908,50.98685],[14.59702,50.96148],[14.56374,50.922],[14.58024,50.91443],[14.64802,50.93241],[14.65259,50.90513],[14.63434,50.8883],[14.61993,50.86049],[14.70661,50.84096],[14.79139,50.81438],[14.82803,50.86966],[14.81664,50.88148],[14.89681,50.9422],[14.89252,50.94999],[14.92942,50.99744],[14.95529,51.04552],[14.97938,51.07742],[14.98229,51.11354],[14.99689,51.12205],[14.99079,51.14284],[14.99646,51.14365],[15.00083,51.14974],[14.99414,51.15813],[14.99311,51.16249],[15.0047,51.16874],[15.01242,51.21285],[15.04288,51.28387],[14.98008,51.33449],[14.96899,51.38367],[14.9652,51.44793],[14.94749,51.47155],[14.73219,51.52922],[14.72652,51.53902],[14.73047,51.54606],[14.71125,51.56209],[14.7727,51.61263],[14.75759,51.62318],[14.75392,51.67445],[14.69065,51.70842],[14.66386,51.73282],[14.64625,51.79472],[14.60493,51.80473],[14.59089,51.83302],[14.6588,51.88359],[14.6933,51.9044],[14.70601,51.92944],[14.7177,51.94048],[14.72163,51.95188],[14.71836,51.95606],[14.7139,51.95643],[14.70488,51.97679],[14.71339,52.00337],[14.76026,52.06624],[14.72971,52.09167],[14.6917,52.10283],[14.67683,52.13936],[14.70616,52.16927],[14.68344,52.19612],[14.71319,52.22144],[14.70139,52.25038],[14.58149,52.28007],[14.56378,52.33838],[14.55228,52.35264],[14.54423,52.42568],[14.63056,52.48993],[14.60081,52.53116],[14.6289,52.57136],[14.61073,52.59847],[14.22071,52.81175],[14.13806,52.82392],[14.12256,52.84311],[14.15873,52.87715],[14.14056,52.95786],[14.25954,53.00264],[14.35044,53.05829],[14.38679,53.13669],[14.36696,53.16444],[14.37853,53.20405],[14.40662,53.21098],[14.45125,53.26241],[14.44133,53.27427],[14.4215,53.27724],[14.35209,53.49506],[14.3273,53.50587],[14.30416,53.55499],[14.31904,53.61581],[14.2853,53.63392],[14.28477,53.65955],[14.27133,53.66613],[14.2836,53.67721],[14.26782,53.69866],[14.27249,53.74464],[14.21323,53.8664],[14.20823,53.90776],[14.18544,53.91258],[14.20647,53.91671],[14.22634,53.9291],[14.20811,54.12784],[13.93395,54.84044],[12.85844,54.82438],[11.90309,54.38543],[11.00303,54.63689],[10.31111,54.65968],[10.16755,54.73883],[9.89314,54.84171],[9.73563,54.8247],[9.61187,54.85548],[9.62734,54.88057],[9.58937,54.88785],[9.4659,54.83131],[9.43155,54.82586],[9.41213,54.84254],[9.38532,54.83968],[9.36496,54.81749],[9.33849,54.80233],[9.32771,54.80602],[9.2474,54.8112],[9.23445,54.83432],[9.24631,54.84726],[9.20571,54.85841],[9.14275,54.87421],[9.04629,54.87249],[8.92795,54.90452],[8.81178,54.90518],[8.76387,54.8948],[8.63979,54.91069],[8.55769,54.91837],[8.45719,55.06747],[8.02459,55.09613],[5.45168,54.20039],[6.91025,53.44221],[7.00198,53.32672],[7.19052,53.31866],[7.21679,53.20058],[7.22681,53.18165],[7.17898,53.13817],[7.21694,53.00742],[7.07253,52.81083],[7.04557,52.63318],[6.77307,52.65375],[6.71641,52.62905],[6.69507,52.488],[6.94293,52.43597],[6.99041,52.47235],[7.03417,52.40237],[7.07044,52.37805],[7.02703,52.27941],[7.06365,52.23789],[7.03729,52.22695],[6.9897,52.2271],[6.97189,52.20329],[6.83984,52.11728],[6.76117,52.11895],[6.68128,52.05052],[6.83035,51.9905],[6.82357,51.96711],[6.72319,51.89518],[6.68386,51.91861],[6.58556,51.89386],[6.50231,51.86313],[6.47179,51.85395],[6.38815,51.87257],[6.40704,51.82771],[6.30593,51.84998],[6.29872,51.86801],[6.21443,51.86801],[6.15349,51.90439],[6.11551,51.89769],[6.16902,51.84094],[6.10337,51.84829],[6.06705,51.86136],[5.99848,51.83195],[5.94568,51.82786],[5.98665,51.76944],[5.95003,51.7493],[6.04091,51.71821],[6.02767,51.6742],[6.11759,51.65609],[6.09055,51.60564],[6.18017,51.54096],[6.21724,51.48568],[6.20654,51.40049],[6.22641,51.39948],[6.22674,51.36135],[6.16977,51.33169],[6.07889,51.24432],[6.07889,51.17038],[6.17384,51.19589],[6.16706,51.15677],[5.98292,51.07469],[5.9541,51.03496],[5.9134,51.06736],[5.86735,51.05182],[5.87849,51.01969],[5.90493,51.00198],[5.90296,50.97356],[5.95282,50.98728],[6.02697,50.98303],[6.01615,50.93367],[6.09297,50.92066],[6.07486,50.89307],[6.08805,50.87223],[6.07693,50.86025],[6.07431,50.84674],[6.05702,50.85179],[6.05623,50.8572],[6.01921,50.84435],[6.02328,50.81694],[6.00462,50.80065],[5.98404,50.80988],[5.97497,50.79992],[6.02624,50.77453],[6.01976,50.75398],[6.03889,50.74618],[6.0326,50.72647],[6.0406,50.71848],[6.04428,50.72861],[6.11707,50.72231],[6.17852,50.6245],[6.26957,50.62444],[6.2476,50.60392],[6.24888,50.59869],[6.24005,50.58732],[6.22581,50.5907],[6.20281,50.56952],[6.17739,50.55875],[6.17802,50.54179],[6.19735,50.53576],[6.19579,50.5313],[6.18716,50.52653],[6.19193,50.5212],[6.20599,50.52089],[6.22335,50.49578],[6.26637,50.50272],[6.30809,50.50058],[6.3465,50.48833],[6.34005,50.46083],[6.37219,50.45397],[6.36852,50.40776],[6.34406,50.37994],[6.3688,50.35898],[6.40785,50.33557],[6.40641,50.32425],[6.35701,50.31139],[6.32488,50.32333],[6.29949,50.30887],[6.28797,50.27458],[6.208,50.25179],[6.16853,50.2234],[6.18364,50.20815],[6.18739,50.1822],[6.14588,50.17106],[6.14132,50.14971],[6.15298,50.14126],[6.1379,50.12964],[6.12055,50.09171],[6.11274,50.05916],[6.13458,50.04141],[6.13044,50.02929],[6.14666,50.02207],[6.13794,50.01466],[6.13273,50.02019],[6.1295,50.01849],[6.13806,50.01056],[6.14948,50.00908],[6.14147,49.99563],[6.1701,49.98518],[6.16466,49.97086],[6.17872,49.9537],[6.18554,49.95622],[6.18045,49.96611],[6.19089,49.96991],[6.19856,49.95053],[6.22094,49.94955],[6.22608,49.929],[6.21882,49.92403],[6.22926,49.92096],[6.23496,49.89972],[6.26146,49.88203],[6.28874,49.87592],[6.29692,49.86685],[6.30963,49.87021],[6.32303,49.85133],[6.32098,49.83728],[6.33585,49.83785],[6.34267,49.84974],[6.36576,49.85032],[6.40022,49.82029],[6.42521,49.81591],[6.42905,49.81091],[6.44131,49.81443],[6.45425,49.81164],[6.47111,49.82263],[6.48718,49.81267],[6.50647,49.80916],[6.51215,49.80124],[6.52121,49.81338],[6.53122,49.80666],[6.52169,49.79787],[6.50534,49.78952],[6.51669,49.78336],[6.51056,49.77515],[6.51828,49.76855],[6.51646,49.75961],[6.50174,49.75292],[6.50193,49.73291],[6.51805,49.72425],[6.51397,49.72058],[6.50261,49.72718],[6.49535,49.72645],[6.49694,49.72205],[6.5042,49.71808],[6.50647,49.71353],[6.49785,49.71118],[6.48014,49.69767],[6.46048,49.69092],[6.44654,49.67799],[6.42937,49.66857],[6.42726,49.66078],[6.43768,49.66021],[6.4413,49.65722],[6.41861,49.61723],[6.39822,49.60081],[6.385,49.59946],[6.37464,49.58886],[6.38342,49.5799],[6.38024,49.57593],[6.36676,49.57813],[6.35825,49.57053],[6.38228,49.55855],[6.38072,49.55171],[6.35666,49.52931],[6.36788,49.50377],[6.36907,49.48931],[6.36778,49.46937],[6.38352,49.46463],[6.39168,49.4667],[6.40274,49.46546],[6.42432,49.47683],[6.55404,49.42464],[6.533,49.40748],[6.60091,49.36864],[6.58807,49.35358],[6.572,49.35027],[6.60186,49.31055],[6.66583,49.28065],[6.69274,49.21661],[6.71843,49.2208],[6.73256,49.20486],[6.71137,49.18808],[6.73765,49.16375],[6.78265,49.16793],[6.83385,49.15162],[6.84703,49.15734],[6.86225,49.18185],[6.85016,49.19354],[6.85119,49.20038],[6.83555,49.21249],[6.85939,49.22376],[6.89298,49.20863],[6.91875,49.22261],[6.93831,49.2223],[6.94028,49.21641],[6.95963,49.203],[6.97273,49.2099],[7.01318,49.19018],[7.03459,49.19096],[7.0274,49.17042],[7.03178,49.15734],[7.04662,49.13724],[7.04409,49.12123],[7.04843,49.11422],[7.05548,49.11185],[7.06642,49.11415],[7.07162,49.1255],[7.09007,49.13094],[7.07859,49.15031],[7.10715,49.15631],[7.10384,49.13787],[7.12504,49.14253],[7.1358,49.1282],[7.1593,49.1204],[7.23473,49.12971],[7.29514,49.11426],[7.3195,49.14231],[7.35995,49.14399],[7.3662,49.17308],[7.44052,49.18354],[7.44455,49.16765],[7.49473,49.17],[7.49172,49.13915],[7.53012,49.09818],[7.56416,49.08136],[7.62575,49.07654],[7.63618,49.05428],[7.75948,49.04562],[7.79557,49.06583],[7.86386,49.03499],[7.93641,49.05544],[7.97783,49.03161],[8.14189,48.97833],[8.22604,48.97352],[8.20031,48.95856],[8.19989,48.95825],[8.12813,48.87985],[8.10253,48.81829],[8.06802,48.78957],[8.0326,48.79017],[8.01534,48.76085],[7.96994,48.75606],[7.96812,48.72491],[7.89002,48.66317],[7.84098,48.64217],[7.80057,48.5857],[7.80167,48.54758],[7.80647,48.51239],[7.76833,48.48945],[7.73109,48.39192],[7.74562,48.32736],[7.69022,48.30018],[7.6648,48.22219],[7.57137,48.12292],[7.56966,48.03265],[7.62302,47.97898],[7.55673,47.87371],[7.52921,47.77747],[7.54761,47.72912],[7.53722,47.71635],[7.51266,47.70197],[7.51915,47.68335],[7.52067,47.66437],[7.53384,47.65115],[7.5591,47.63849],[7.57423,47.61628],[7.58851,47.60794],[7.59301,47.60058],[7.58945,47.59017],[7.60523,47.58519],[7.60459,47.57869],[7.61929,47.57683],[7.64309,47.59151],[7.64213,47.5944],[7.64599,47.59695],[7.67395,47.59212],[7.68229,47.59905],[7.69385,47.60099],[7.68486,47.59601],[7.67115,47.5871],[7.68904,47.57133],[7.67655,47.56435],[7.63338,47.56256],[7.65083,47.54662],[7.66174,47.54554],[7.6656,47.53752],[7.68101,47.53232],[7.69642,47.53297],[7.71961,47.54219],[7.75261,47.54599],[7.79486,47.55691],[7.81901,47.58798],[7.84412,47.5841],[7.88664,47.58854],[7.90673,47.57674],[7.91251,47.55031],[7.94494,47.54511],[7.95682,47.55789],[7.97581,47.55493],[8.00113,47.55616],[8.02136,47.55096],[8.04383,47.55443],[8.06663,47.56374],[8.08557,47.55768],[8.10002,47.56504],[8.10395,47.57918],[8.11543,47.5841],[8.13662,47.58432],[8.13823,47.59147],[8.14947,47.59558],[8.1652,47.5945],[8.19378,47.61636],[8.20617,47.62141],[8.22011,47.6181],[8.22577,47.60385],[8.23809,47.61204],[8.25863,47.61571],[8.26313,47.6103],[8.2824,47.61225],[8.29722,47.60603],[8.29524,47.5919],[8.30277,47.58607],[8.32735,47.57133],[8.35512,47.57014],[8.38273,47.56608],[8.39477,47.57826],[8.43235,47.56617],[8.49431,47.58107],[8.48949,47.588],[8.46637,47.58389],[8.45578,47.60121],[8.50747,47.61897],[8.51686,47.63476],[8.55756,47.62394],[8.57586,47.59537],[8.60348,47.61204],[8.59545,47.64298],[8.60701,47.65271],[8.61471,47.64514],[8.60412,47.63735],[8.62049,47.63757],[8.62884,47.65098],[8.61113,47.66332],[8.6052,47.67258],[8.57683,47.66158],[8.56141,47.67088],[8.52801,47.66059],[8.5322,47.64687],[8.49656,47.64709],[8.46605,47.64103],[8.4667,47.65747],[8.44711,47.65379],[8.42264,47.66667],[8.41346,47.66676],[8.40473,47.67499],[8.4211,47.68407],[8.40569,47.69855],[8.44807,47.72426],[8.45771,47.7493],[8.48868,47.77215],[8.56814,47.78001],[8.56415,47.80633],[8.61657,47.79998],[8.62408,47.7626],[8.64425,47.76398],[8.65292,47.80066],[8.68022,47.78599],[8.68985,47.75686],[8.71778,47.76571],[8.74251,47.75168],[8.70543,47.73121],[8.73671,47.7169],[8.72617,47.69651]]]]}},{type:"Feature",properties:{iso1A2:"DG",iso1A3:"DGA",wikidata:"Q184851",nameEn:"Diego Garcia",country:"GB",groups:["IO","014","202","002"],isoStatus:"excRes",callingCodes:["246"]},geometry:{type:"MultiPolygon",coordinates:[[[[73.14823,-7.76302],[73.09982,-6.07324],[71.43792,-7.73904],[73.14823,-7.76302]]]]}},{type:"Feature",properties:{iso1A2:"DJ",iso1A3:"DJI",iso1N3:"262",wikidata:"Q977",nameEn:"Djibouti",groups:["014","202","002"],callingCodes:["253"]},geometry:{type:"MultiPolygon",coordinates:[[[[43.42425,11.70983],[43.90659,12.3823],[43.32909,12.59711],[43.29075,12.79154],[42.86195,12.58747],[42.7996,12.42629],[42.6957,12.36201],[42.46941,12.52661],[42.4037,12.46478],[41.95461,11.81157],[41.82878,11.72361],[41.77727,11.49902],[41.8096,11.33606],[41.80056,10.97127],[42.06302,10.92599],[42.13691,10.97586],[42.42669,10.98493],[42.62989,11.09711],[42.75111,11.06992],[42.79037,10.98493],[42.95776,10.98533],[43.42425,11.70983]]]]}},{type:"Feature",properties:{iso1A2:"DK",iso1A3:"DNK",iso1N3:"208",wikidata:"Q35",nameEn:"Denmark",groups:["EU","154","150"],callingCodes:["45"]},geometry:{type:"MultiPolygon",coordinates:[[[[12.16597,56.60205],[10.40861,58.38489],[7.28637,57.35913],[8.02459,55.09613],[8.45719,55.06747],[8.55769,54.91837],[8.63979,54.91069],[8.76387,54.8948],[8.81178,54.90518],[8.92795,54.90452],[9.04629,54.87249],[9.14275,54.87421],[9.20571,54.85841],[9.24631,54.84726],[9.23445,54.83432],[9.2474,54.8112],[9.32771,54.80602],[9.33849,54.80233],[9.36496,54.81749],[9.38532,54.83968],[9.41213,54.84254],[9.43155,54.82586],[9.4659,54.83131],[9.58937,54.88785],[9.62734,54.88057],[9.61187,54.85548],[9.73563,54.8247],[9.89314,54.84171],[10.16755,54.73883],[10.31111,54.65968],[11.00303,54.63689],[11.90309,54.38543],[12.85844,54.82438],[13.93395,54.84044],[15.36991,54.73263],[15.79951,55.54655],[14.89259,55.5623],[14.28399,55.1553],[12.84405,55.13257],[12.60345,55.42675],[12.88472,55.63369],[12.6372,55.91371],[12.65312,56.04345],[12.07466,56.29488],[12.16597,56.60205]]]]}},{type:"Feature",properties:{iso1A2:"DM",iso1A3:"DMA",iso1N3:"212",wikidata:"Q784",nameEn:"Dominica",groups:["029","003","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["1 767"]},geometry:{type:"MultiPolygon",coordinates:[[[[-61.51867,14.96709],[-60.69955,15.22234],[-60.95725,15.70997],[-61.44899,15.79571],[-61.81728,15.58058],[-61.51867,14.96709]]]]}},{type:"Feature",properties:{iso1A2:"DO",iso1A3:"DOM",iso1N3:"214",wikidata:"Q786",nameEn:"Dominican Republic",groups:["029","003","419","019"],callingCodes:["1 809","1 829","1 849"]},geometry:{type:"MultiPolygon",coordinates:[[[[-67.87844,21.7938],[-72.38946,20.27111],[-71.77419,19.73128],[-71.75865,19.70231],[-71.7429,19.58445],[-71.71449,19.55364],[-71.71268,19.53374],[-71.6802,19.45008],[-71.69448,19.37866],[-71.77766,19.33823],[-71.73229,19.26686],[-71.62642,19.21212],[-71.65337,19.11759],[-71.69938,19.10916],[-71.71088,19.08353],[-71.74088,19.0437],[-71.88102,18.95007],[-71.77766,18.95007],[-71.72624,18.87802],[-71.71885,18.78423],[-71.82556,18.62551],[-71.95412,18.64939],[-72.00201,18.62312],[-71.88102,18.50125],[-71.90875,18.45821],[-71.69952,18.34101],[-71.78271,18.18302],[-71.75465,18.14405],[-71.74994,18.11115],[-71.73783,18.07177],[-71.75671,18.03456],[-72.29523,17.48026],[-68.39466,16.14167],[-67.87844,21.7938]]]]}},{type:"Feature",properties:{iso1A2:"DZ",iso1A3:"DZA",iso1N3:"012",wikidata:"Q262",nameEn:"Algeria",groups:["015","002"],callingCodes:["213"]},geometry:{type:"MultiPolygon",coordinates:[[[[8.59123,37.14286],[2.46645,37.97429],[-2.27707,35.35051],[-2.21248,35.08532],[-2.21445,35.04378],[-2.04734,34.93218],[-1.97833,34.93218],[-1.97469,34.886],[-1.73707,34.74226],[-1.84569,34.61907],[-1.69788,34.48056],[-1.78042,34.39018],[-1.64666,34.10405],[-1.73494,33.71721],[-1.59508,33.59929],[-1.67067,33.27084],[-1.46249,33.0499],[-1.54244,32.95499],[-1.37794,32.73628],[-0.9912,32.52467],[-1.24998,32.32993],[-1.24453,32.1917],[-1.15735,32.12096],[-1.22829,32.07832],[-2.46166,32.16603],[-2.93873,32.06557],[-2.82784,31.79459],[-3.66314,31.6339],[-3.66386,31.39202],[-3.77647,31.31912],[-3.77103,31.14984],[-3.54944,31.0503],[-3.65418,30.85566],[-3.64735,30.67539],[-4.31774,30.53229],[-4.6058,30.28343],[-5.21671,29.95253],[-5.58831,29.48103],[-5.72121,29.52322],[-5.75616,29.61407],[-6.69965,29.51623],[-6.78351,29.44634],[-6.95824,29.50924],[-7.61585,29.36252],[-8.6715,28.71194],[-8.66879,27.6666],[-8.66674,27.31569],[-4.83423,24.99935],[1.15698,21.12843],[1.20992,20.73533],[3.24648,19.81703],[3.12501,19.1366],[3.36082,18.9745],[4.26651,19.14224],[5.8153,19.45101],[7.38361,20.79165],[7.48273,20.87258],[11.96886,23.51735],[11.62498,24.26669],[11.41061,24.21456],[10.85323,24.5595],[10.33159,24.5465],[10.02432,24.98124],[10.03146,25.35635],[9.38834,26.19288],[9.51696,26.39148],[9.89569,26.57696],[9.78136,29.40961],[9.3876,30.16738],[9.55544,30.23971],[9.07483,32.07865],[8.35999,32.50101],[8.31895,32.83483],[8.1179,33.05086],[8.11433,33.10175],[7.83028,33.18851],[7.73687,33.42114],[7.54088,33.7726],[7.52851,34.06493],[7.66174,34.20167],[7.74207,34.16492],[7.81242,34.21841],[7.86264,34.3987],[8.20482,34.57575],[8.29655,34.72798],[8.25189,34.92009],[8.30727,34.95378],[8.3555,35.10007],[8.47318,35.23376],[8.30329,35.29884],[8.36086,35.47774],[8.35371,35.66373],[8.26472,35.73669],[8.2626,35.91733],[8.40731,36.42208],[8.18936,36.44939],[8.16167,36.48817],[8.47609,36.66607],[8.46537,36.7706],[8.57613,36.78062],[8.67706,36.8364],[8.62972,36.86499],[8.64044,36.9401],[8.59123,37.14286]]]]}},{type:"Feature",properties:{iso1A2:"EA",wikidata:"Q28868874",nameEn:"Ceuta, Melilla",country:"ES",groups:["015","002"],isoStatus:"excRes",callingCodes:["34"]},geometry:{type:"MultiPolygon",coordinates:[[[[-5.38491,35.92591],[-5.37338,35.88417],[-5.35844,35.87375],[-5.34379,35.8711],[-5.27056,35.88794],[-5.27635,35.91222],[-5.38491,35.92591]]],[[[-2.92224,35.3401],[-2.96038,35.31609],[-2.96648,35.30475],[-2.96978,35.29459],[-2.97035,35.28852],[-2.96507,35.28801],[-2.96826,35.28296],[-2.96516,35.27967],[-2.95431,35.2728],[-2.95065,35.26576],[-2.93893,35.26737],[-2.92674,35.27313],[-2.92181,35.28599],[-2.92224,35.3401]]]]}},{type:"Feature",properties:{iso1A2:"EC",iso1A3:"ECU",iso1N3:"218",wikidata:"Q736",nameEn:"Ecuador",groups:["005","419","019"],callingCodes:["593"]},geometry:{type:"MultiPolygon",coordinates:[[[[-75.25764,-0.11943],[-75.82927,0.09578],[-76.23441,0.42294],[-76.41215,0.38228],[-76.4094,0.24015],[-76.89177,0.24736],[-77.52001,0.40782],[-77.49984,0.64476],[-77.67815,0.73863],[-77.66416,0.81604],[-77.68613,0.83029],[-77.7148,0.85003],[-77.85677,0.80197],[-78.42749,1.15389],[-78.87137,1.47457],[-93.12365,2.64343],[-92.46744,-2.52874],[-80.30602,-3.39149],[-80.20647,-3.431],[-80.24123,-3.46124],[-80.24475,-3.47846],[-80.24586,-3.48677],[-80.23651,-3.48652],[-80.22629,-3.501],[-80.20535,-3.51667],[-80.21642,-3.5888],[-80.19848,-3.59249],[-80.18741,-3.63994],[-80.19926,-3.68894],[-80.13232,-3.90317],[-80.46386,-4.01342],[-80.4822,-4.05477],[-80.45023,-4.20938],[-80.32114,-4.21323],[-80.46386,-4.41516],[-80.39256,-4.48269],[-80.13945,-4.29786],[-79.79722,-4.47558],[-79.59402,-4.46848],[-79.26248,-4.95167],[-79.1162,-4.97774],[-79.01659,-5.01481],[-78.85149,-4.66795],[-78.68394,-4.60754],[-78.34362,-3.38633],[-78.24589,-3.39907],[-78.22642,-3.51113],[-78.14324,-3.47653],[-78.19369,-3.36431],[-77.94147,-3.05454],[-76.6324,-2.58397],[-76.05203,-2.12179],[-75.57429,-1.55961],[-75.3872,-0.9374],[-75.22862,-0.95588],[-75.22862,-0.60048],[-75.53615,-0.19213],[-75.60169,-0.18708],[-75.61997,-0.10012],[-75.40192,-0.17196],[-75.25764,-0.11943]]]]}},{type:"Feature",properties:{iso1A2:"EE",iso1A3:"EST",iso1N3:"233",wikidata:"Q191",nameEn:"Estonia",aliases:["EW"],groups:["EU","154","150"],callingCodes:["372"]},geometry:{type:"MultiPolygon",coordinates:[[[[26.32936,60.00121],[20.5104,59.15546],[19.84909,57.57876],[22.80496,57.87798],[23.20055,57.56697],[24.26221,57.91787],[24.3579,57.87471],[25.19484,58.0831],[25.28237,57.98539],[25.29581,58.08288],[25.73499,57.90193],[26.05949,57.84744],[26.0324,57.79037],[26.02456,57.78342],[26.027,57.78158],[26.0266,57.77441],[26.02069,57.77169],[26.02415,57.76865],[26.03332,57.7718],[26.0543,57.76105],[26.08098,57.76619],[26.2029,57.7206],[26.1866,57.6849],[26.29253,57.59244],[26.46527,57.56885],[26.54675,57.51813],[26.90364,57.62823],[27.34698,57.52242],[27.31919,57.57672],[27.40393,57.62125],[27.3746,57.66834],[27.52615,57.72843],[27.50171,57.78842],[27.56689,57.83356],[27.78526,57.83963],[27.81841,57.89244],[27.67282,57.92627],[27.62393,58.09462],[27.48541,58.22615],[27.55489,58.39525],[27.36366,58.78381],[27.74429,58.98351],[27.80482,59.1116],[27.87978,59.18097],[27.90911,59.24353],[28.00689,59.28351],[28.14215,59.28934],[28.19284,59.35791],[28.20537,59.36491],[28.21137,59.38058],[28.19061,59.39962],[28.04187,59.47017],[27.85643,59.58538],[26.90044,59.63819],[26.32936,60.00121]]]]}},{type:"Feature",properties:{iso1A2:"EG",iso1A3:"EGY",iso1N3:"818",wikidata:"Q79",nameEn:"Egypt",groups:["015","002"],callingCodes:["20"]},geometry:{type:"MultiPolygon",coordinates:[[[[33.62659,31.82938],[25.63787,31.9359],[25.14001,31.67534],[25.06041,31.57937],[24.83101,31.31921],[25.01077,30.73861],[24.71117,30.17441],[24.99968,29.24574],[24.99885,21.99535],[33.17563,22.00405],[34.0765,22.00501],[37.8565,22.00903],[34.51305,27.70027],[34.46254,27.99552],[34.88293,29.37455],[34.92298,29.45305],[34.26742,31.21998],[34.24012,31.29591],[34.23572,31.2966],[34.21853,31.32363],[34.052,31.46619],[33.62659,31.82938]]]]}},{type:"Feature",properties:{iso1A2:"EH",iso1A3:"ESH",iso1N3:"732",wikidata:"Q6250",nameEn:"Western Sahara",groups:["015","002"],callingCodes:["212"]},geometry:{type:"MultiPolygon",coordinates:[[[[-8.66879,27.6666],[-8.77527,27.66663],[-8.71787,26.9898],[-9.08698,26.98639],[-9.56957,26.90042],[-9.81998,26.71379],[-10.68417,26.90984],[-11.35695,26.8505],[-11.23622,26.72023],[-11.38635,26.611],[-11.62052,26.05229],[-12.06001,26.04442],[-12.12281,25.13682],[-12.92147,24.39502],[-13.00628,24.01923],[-13.75627,23.77231],[-14.10361,22.75501],[-14.1291,22.41636],[-14.48112,22.00886],[-14.47329,21.63839],[-14.78487,21.36587],[-16.44269,21.39745],[-16.9978,21.36239],[-17.02707,21.34022],[-17.21511,21.34226],[-17.35589,20.80492],[-17.0471,20.76408],[-17.0695,20.85742],[-17.06781,20.92697],[-17.0396,20.9961],[-17.0357,21.05368],[-16.99806,21.12142],[-16.95474,21.33997],[-13.01525,21.33343],[-13.08438,22.53866],[-13.15313,22.75649],[-13.10753,22.89493],[-13.00412,23.02297],[-12.5741,23.28975],[-12.36213,23.3187],[-12.14969,23.41935],[-12.00251,23.4538],[-12.0002,25.9986],[-8.66721,25.99918],[-8.66674,27.31569],[-8.66879,27.6666]]]]}},{type:"Feature",properties:{iso1A2:"ER",iso1A3:"ERI",iso1N3:"232",wikidata:"Q986",nameEn:"Eritrea",groups:["014","202","002"],callingCodes:["291"]},geometry:{type:"MultiPolygon",coordinates:[[[[41.37609,16.19728],[39.63762,18.37348],[38.57727,17.98125],[38.45916,17.87167],[38.37133,17.66269],[38.13362,17.53906],[37.50967,17.32199],[37.42694,17.04041],[36.99777,17.07172],[36.92193,16.23451],[36.76371,15.80831],[36.69761,15.75323],[36.54276,15.23478],[36.44337,15.14963],[36.54376,14.25597],[36.56536,14.26177],[36.55659,14.28237],[36.63364,14.31172],[36.85787,14.32201],[37.01622,14.2561],[37.09486,14.27155],[37.13206,14.40746],[37.3106,14.44657],[37.47319,14.2149],[37.528,14.18413],[37.91287,14.89447],[38.0364,14.72745],[38.25562,14.67287],[38.3533,14.51323],[38.45748,14.41445],[38.78306,14.4754],[38.98058,14.54895],[39.02834,14.63717],[39.16074,14.65187],[39.14772,14.61827],[39.19547,14.56996],[39.23888,14.56365],[39.26927,14.48801],[39.2302,14.44598],[39.2519,14.40393],[39.37685,14.54402],[39.52756,14.49011],[39.50585,14.55735],[39.58182,14.60987],[39.76632,14.54264],[39.9443,14.41024],[40.07236,14.54264],[40.14649,14.53969],[40.21128,14.39342],[40.25686,14.41445],[40.9167,14.11152],[41.25097,13.60787],[41.62864,13.38626],[42.05841,12.80912],[42.21469,12.75832],[42.2798,12.6355],[42.4037,12.46478],[42.46941,12.52661],[42.6957,12.36201],[42.7996,12.42629],[42.86195,12.58747],[43.29075,12.79154],[42.63806,13.58268],[41.29956,15.565],[41.37609,16.19728]]]]}},{type:"Feature",properties:{iso1A2:"ES",iso1A3:"ESP",iso1N3:"724",wikidata:"Q29",nameEn:"Spain",groups:["EU","039","150"],callingCodes:["34"]},geometry:{type:"MultiPolygon",coordinates:[[[[-2.41312,35.17111],[-2.41265,35.1877],[-2.44896,35.18777],[-2.44887,35.17075],[-2.41312,35.17111]]],[[[-3.90602,35.21494],[-3.88926,35.20841],[-3.88617,35.21406],[-3.90288,35.22024],[-3.90602,35.21494]]],[[[-4.30191,35.17419],[-4.30112,35.17058],[-4.29436,35.17149],[-4.30191,35.17419]]],[[[-7.27694,35.93599],[-5.64962,35.93752],[-5.10878,36.05227],[-2.85819,35.63219],[-2.27707,35.35051],[2.46645,37.97429],[5.18061,39.43581],[3.4481,42.4358],[3.17156,42.43545],[3.11379,42.43646],[3.10027,42.42621],[3.08167,42.42748],[3.03734,42.47363],[2.96518,42.46692],[2.94283,42.48174],[2.92107,42.4573],[2.88413,42.45938],[2.86983,42.46843],[2.85675,42.45444],[2.84335,42.45724],[2.77464,42.41046],[2.75497,42.42578],[2.72056,42.42298],[2.65311,42.38771],[2.6747,42.33974],[2.57934,42.35808],[2.55516,42.35351],[2.54382,42.33406],[2.48457,42.33933],[2.43508,42.37568],[2.43299,42.39423],[2.38504,42.39977],[2.25551,42.43757],[2.20578,42.41633],[2.16599,42.42314],[2.12789,42.41291],[2.11621,42.38393],[2.06241,42.35906],[2.00488,42.35399],[1.96482,42.37787],[1.9574,42.42401],[1.94084,42.43039],[1.94061,42.43333],[1.94292,42.44316],[1.93663,42.45439],[1.88853,42.4501],[1.83037,42.48395],[1.76335,42.48863],[1.72515,42.50338],[1.70571,42.48867],[1.66826,42.50779],[1.65674,42.47125],[1.58933,42.46275],[1.57953,42.44957],[1.55937,42.45808],[1.55073,42.43299],[1.5127,42.42959],[1.44529,42.43724],[1.43838,42.47848],[1.41648,42.48315],[1.46661,42.50949],[1.44759,42.54431],[1.41245,42.53539],[1.4234,42.55959],[1.44529,42.56722],[1.42512,42.58292],[1.44197,42.60217],[1.35562,42.71944],[1.15928,42.71407],[1.0804,42.78569],[0.98292,42.78754],[0.96166,42.80629],[0.93089,42.79154],[0.711,42.86372],[0.66121,42.84021],[0.65421,42.75872],[0.67873,42.69458],[0.40214,42.69779],[0.36251,42.72282],[0.29407,42.67431],[0.25336,42.7174],[0.17569,42.73424],[-0.02468,42.68513],[-0.10519,42.72761],[-0.16141,42.79535],[-0.17939,42.78974],[-0.3122,42.84788],[-0.38833,42.80132],[-0.41319,42.80776],[-0.44334,42.79939],[-0.50863,42.82713],[-0.55497,42.77846],[-0.67637,42.88303],[-0.69837,42.87945],[-0.72608,42.89318],[-0.73422,42.91228],[-0.72037,42.92541],[-0.75478,42.96916],[-0.81652,42.95166],[-0.97133,42.96239],[-1.00963,42.99279],[-1.10333,43.0059],[-1.22881,43.05534],[-1.25244,43.04164],[-1.30531,43.06859],[-1.30052,43.09581],[-1.27118,43.11961],[-1.32209,43.1127],[-1.34419,43.09665],[-1.35272,43.02658],[-1.44067,43.047],[-1.47555,43.08372],[-1.41562,43.12815],[-1.3758,43.24511],[-1.40942,43.27272],[-1.45289,43.27049],[-1.50992,43.29481],[-1.55963,43.28828],[-1.57674,43.25269],[-1.61341,43.25269],[-1.63052,43.28591],[-1.62481,43.30726],[-1.69407,43.31378],[-1.73074,43.29481],[-1.7397,43.32979],[-1.75079,43.3317],[-1.75334,43.34107],[-1.77068,43.34396],[-1.78714,43.35476],[-1.78332,43.36399],[-1.79319,43.37497],[-1.77289,43.38957],[-1.81005,43.59738],[-10.14298,44.17365],[-9.14112,41.86623],[-8.87157,41.86488],[-8.81794,41.90375],[-8.75712,41.92833],[-8.74606,41.9469],[-8.7478,41.96282],[-8.69071,41.98862],[-8.6681,41.99703],[-8.65832,42.02972],[-8.64626,42.03668],[-8.63791,42.04691],[-8.59493,42.05708],[-8.58086,42.05147],[-8.54563,42.0537],[-8.5252,42.06264],[-8.52837,42.07658],[-8.48185,42.0811],[-8.44123,42.08218],[-8.42512,42.07199],[-8.40143,42.08052],[-8.38323,42.07683],[-8.36353,42.09065],[-8.33912,42.08358],[-8.32161,42.10218],[-8.29809,42.106],[-8.2732,42.12396],[-8.24681,42.13993],[-8.22406,42.1328],[-8.1986,42.15402],[-8.18947,42.13853],[-8.19406,42.12141],[-8.18178,42.06436],[-8.11729,42.08537],[-8.08847,42.05767],[-8.08796,42.01398],[-8.16232,41.9828],[-8.2185,41.91237],[-8.19551,41.87459],[-8.16944,41.87944],[-8.16455,41.81753],[-8.0961,41.81024],[-8.01136,41.83453],[-7.9804,41.87337],[-7.92336,41.8758],[-7.90707,41.92432],[-7.88751,41.92553],[-7.88055,41.84571],[-7.84188,41.88065],[-7.69848,41.90977],[-7.65774,41.88308],[-7.58603,41.87944],[-7.62188,41.83089],[-7.52737,41.83939],[-7.49803,41.87095],[-7.45566,41.86488],[-7.44759,41.84451],[-7.42854,41.83262],[-7.42864,41.80589],[-7.37092,41.85031],[-7.32366,41.8406],[-7.18677,41.88793],[-7.18549,41.97515],[-7.14115,41.98855],[-7.08574,41.97401],[-7.07596,41.94977],[-7.01078,41.94977],[-6.98144,41.9728],[-6.95537,41.96553],[-6.94396,41.94403],[-6.82174,41.94493],[-6.81196,41.99097],[-6.76959,41.98734],[-6.75004,41.94129],[-6.61967,41.94008],[-6.58544,41.96674],[-6.5447,41.94371],[-6.56752,41.88429],[-6.51374,41.8758],[-6.56426,41.74219],[-6.54633,41.68623],[-6.49907,41.65823],[-6.44204,41.68258],[-6.29863,41.66432],[-6.19128,41.57638],[-6.26777,41.48796],[-6.3306,41.37677],[-6.38553,41.38655],[-6.38551,41.35274],[-6.55937,41.24417],[-6.65046,41.24725],[-6.68286,41.21641],[-6.69711,41.1858],[-6.77319,41.13049],[-6.75655,41.10187],[-6.79241,41.05397],[-6.80942,41.03629],[-6.84781,41.02692],[-6.88843,41.03027],[-6.913,41.03922],[-6.9357,41.02888],[-6.8527,40.93958],[-6.84292,40.89771],[-6.80707,40.88047],[-6.79892,40.84842],[-6.82337,40.84472],[-6.82826,40.74603],[-6.79567,40.65955],[-6.84292,40.56801],[-6.80218,40.55067],[-6.7973,40.51723],[-6.84944,40.46394],[-6.84618,40.42177],[-6.78426,40.36468],[-6.80218,40.33239],[-6.86085,40.2976],[-6.86085,40.26776],[-7.00426,40.23169],[-7.02544,40.18564],[-7.00589,40.12087],[-6.94233,40.10716],[-6.86737,40.01986],[-6.91463,39.86618],[-6.97492,39.81488],[-7.01613,39.66877],[-7.24707,39.66576],[-7.33507,39.64569],[-7.54121,39.66717],[-7.49477,39.58794],[-7.2927,39.45847],[-7.3149,39.34857],[-7.23403,39.27579],[-7.23566,39.20132],[-7.12811,39.17101],[-7.14929,39.11287],[-7.10692,39.10275],[-7.04011,39.11919],[-6.97004,39.07619],[-6.95211,39.0243],[-7.051,38.907],[-7.03848,38.87221],[-7.26174,38.72107],[-7.265,38.61674],[-7.32529,38.44336],[-7.15581,38.27597],[-7.09389,38.17227],[-6.93418,38.21454],[-7.00375,38.01914],[-7.05966,38.01966],[-7.10366,38.04404],[-7.12648,38.00296],[-7.24544,37.98884],[-7.27314,37.90145],[-7.33441,37.81193],[-7.41981,37.75729],[-7.51759,37.56119],[-7.46878,37.47127],[-7.43974,37.38913],[-7.43227,37.25152],[-7.41854,37.23813],[-7.41133,37.20314],[-7.39769,37.16868],[-7.37282,36.96896],[-7.27694,35.93599]],[[-5.28217,36.09907],[-5.3004,36.07439],[-5.32837,36.05935],[-5.36503,36.06205],[-5.39074,36.10278],[-5.40134,36.14896],[-5.38545,36.15481],[-5.36494,36.15496],[-5.34536,36.15501],[-5.33822,36.15272],[-5.27801,36.14942],[-5.28217,36.09907]]],[[[1.99838,42.44682],[2.01564,42.45171],[1.99216,42.46208],[1.98579,42.47486],[1.99766,42.4858],[1.98916,42.49351],[1.98022,42.49569],[1.97697,42.48568],[1.97227,42.48487],[1.97003,42.48081],[1.96215,42.47854],[1.95606,42.45785],[1.96125,42.45364],[1.98378,42.44697],[1.99838,42.44682]]]]}},{type:"Feature",properties:{iso1A2:"ET",iso1A3:"ETH",iso1N3:"231",wikidata:"Q115",nameEn:"Ethiopia",groups:["014","202","002"],callingCodes:["251"]},geometry:{type:"MultiPolygon",coordinates:[[[[42.4037,12.46478],[42.2798,12.6355],[42.21469,12.75832],[42.05841,12.80912],[41.62864,13.38626],[41.25097,13.60787],[40.9167,14.11152],[40.25686,14.41445],[40.21128,14.39342],[40.14649,14.53969],[40.07236,14.54264],[39.9443,14.41024],[39.76632,14.54264],[39.58182,14.60987],[39.50585,14.55735],[39.52756,14.49011],[39.37685,14.54402],[39.2519,14.40393],[39.2302,14.44598],[39.26927,14.48801],[39.23888,14.56365],[39.19547,14.56996],[39.14772,14.61827],[39.16074,14.65187],[39.02834,14.63717],[38.98058,14.54895],[38.78306,14.4754],[38.45748,14.41445],[38.3533,14.51323],[38.25562,14.67287],[38.0364,14.72745],[37.91287,14.89447],[37.528,14.18413],[37.47319,14.2149],[37.3106,14.44657],[37.13206,14.40746],[37.09486,14.27155],[37.01622,14.2561],[36.85787,14.32201],[36.63364,14.31172],[36.55659,14.28237],[36.56536,14.26177],[36.54376,14.25597],[36.44653,13.95666],[36.48824,13.83954],[36.38993,13.56459],[36.24545,13.36759],[36.13374,12.92665],[36.16651,12.88019],[36.14268,12.70879],[36.01458,12.72478],[35.70476,12.67101],[35.24302,11.91132],[35.11492,11.85156],[35.05832,11.71158],[35.09556,11.56278],[34.95704,11.24448],[35.01215,11.19626],[34.93172,10.95946],[34.97789,10.91559],[34.97491,10.86147],[34.86916,10.78832],[34.86618,10.74588],[34.77532,10.69027],[34.77383,10.74588],[34.59062,10.89072],[34.4372,10.781],[34.2823,10.53508],[34.34783,10.23914],[34.32102,10.11599],[34.22718,10.02506],[34.20484,9.9033],[34.13186,9.7492],[34.08717,9.55243],[34.10229,9.50238],[34.14304,9.04654],[34.14453,8.60204],[34.01346,8.50041],[33.89579,8.4842],[33.87195,8.41938],[33.71407,8.3678],[33.66938,8.44442],[33.54575,8.47094],[33.3119,8.45474],[33.19721,8.40317],[33.1853,8.29264],[33.18083,8.13047],[33.08401,8.05822],[33.0006,7.90333],[33.04944,7.78989],[33.24637,7.77939],[33.32531,7.71297],[33.44745,7.7543],[33.71407,7.65983],[33.87642,7.5491],[34.02984,7.36449],[34.03878,7.27437],[34.01495,7.25664],[34.19369,7.12807],[34.19369,7.04382],[34.35753,6.91963],[34.47669,6.91076],[34.53925,6.82794],[34.53776,6.74808],[34.65096,6.72589],[34.77459,6.5957],[34.87736,6.60161],[35.01738,6.46991],[34.96227,6.26415],[35.00546,5.89387],[35.12611,5.68937],[35.13058,5.62118],[35.31188,5.50106],[35.29938,5.34042],[35.50792,5.42431],[35.8576,5.33413],[35.81968,5.10757],[35.82118,4.77382],[35.9419,4.61933],[35.95449,4.53244],[36.03924,4.44406],[36.84474,4.44518],[37.07724,4.33503],[38.14168,3.62487],[38.45812,3.60445],[38.52336,3.62551],[38.91938,3.51198],[39.07736,3.5267],[39.19954,3.47834],[39.49444,3.45521],[39.51551,3.40895],[39.55132,3.39634],[39.58339,3.47434],[39.76808,3.67058],[39.86043,3.86974],[40.77498,4.27683],[41.1754,3.94079],[41.89488,3.97375],[42.07619,4.17667],[42.55853,4.20518],[42.84526,4.28357],[42.97746,4.44032],[43.04177,4.57923],[43.40263,4.79289],[44.02436,4.9451],[44.98104,4.91821],[47.97917,8.00124],[47.92477,8.00111],[46.99339,7.9989],[44.19222,8.93028],[43.32613,9.59205],[43.23518,9.84605],[43.0937,9.90579],[42.87643,10.18441],[42.69452,10.62672],[42.95776,10.98533],[42.79037,10.98493],[42.75111,11.06992],[42.62989,11.09711],[42.42669,10.98493],[42.13691,10.97586],[42.06302,10.92599],[41.80056,10.97127],[41.8096,11.33606],[41.77727,11.49902],[41.82878,11.72361],[41.95461,11.81157],[42.4037,12.46478]]]]}},{type:"Feature",properties:{iso1A2:"EU",iso1A3:"EUE",wikidata:"Q458",nameEn:"European Union",level:"union",isoStatus:"excRes"},geometry:null},{type:"Feature",properties:{iso1A2:"FI",iso1A3:"FIN",iso1N3:"246",wikidata:"Q33",nameEn:"Finland",aliases:["SF"],groups:["EU","154","150"],callingCodes:["358"]},geometry:{type:"MultiPolygon",coordinates:[[[[29.12697,69.69193],[28.36883,69.81658],[28.32849,69.88605],[27.97558,69.99671],[27.95542,70.0965],[27.57226,70.06215],[27.05802,69.92069],[26.64461,69.96565],[26.40261,69.91377],[25.96904,69.68397],[25.69679,69.27039],[25.75729,68.99383],[25.61613,68.89602],[25.42455,68.90328],[25.12206,68.78684],[25.10189,68.63307],[24.93048,68.61102],[24.90023,68.55579],[24.74898,68.65143],[24.18432,68.73936],[24.02299,68.81601],[23.781,68.84514],[23.68017,68.70276],[23.13064,68.64684],[22.53321,68.74393],[22.38367,68.71561],[22.27276,68.89514],[21.63833,69.27485],[21.27827,69.31281],[21.00732,69.22755],[20.98641,69.18809],[21.11099,69.10291],[21.05775,69.0356],[20.72171,69.11874],[20.55258,69.06069],[20.78802,69.03087],[20.91658,68.96764],[20.85104,68.93142],[20.90649,68.89696],[21.03001,68.88969],[22.00429,68.50692],[22.73028,68.40881],[23.10336,68.26551],[23.15377,68.14759],[23.26469,68.15134],[23.40081,68.05545],[23.65793,67.9497],[23.45627,67.85297],[23.54701,67.59306],[23.39577,67.46974],[23.75372,67.43688],[23.75372,67.29914],[23.54701,67.25435],[23.58735,67.20752],[23.56214,67.17038],[23.98563,66.84149],[23.98059,66.79585],[23.89488,66.772],[23.85959,66.56434],[23.63776,66.43568],[23.67591,66.3862],[23.64982,66.30603],[23.71339,66.21299],[23.90497,66.15802],[24.15791,65.85385],[24.14798,65.83466],[24.15107,65.81427],[24.14112,65.39731],[20.15877,63.06556],[19.23413,60.61414],[20.96741,60.71528],[21.15143,60.54555],[21.08159,60.20167],[21.02509,60.12142],[21.35468,59.67511],[20.5104,59.15546],[26.32936,60.00121],[27.44953,60.22766],[27.71177,60.3893],[27.77352,60.52722],[28.47974,60.93365],[28.82816,61.1233],[29.01829,61.17448],[31.10136,62.43042],[31.38369,62.66284],[31.58535,62.91642],[31.29294,63.09035],[31.23244,63.22239],[30.49637,63.46666],[29.98213,63.75795],[30.25437,63.83364],[30.55687,64.09036],[30.4762,64.25728],[30.06279,64.35782],[30.01238,64.57513],[30.12329,64.64862],[30.05271,64.79072],[29.68972,64.80789],[29.61914,65.05993],[29.84096,65.1109],[29.8813,65.22101],[29.61914,65.23791],[29.68972,65.31803],[29.84096,65.56945],[29.74013,65.64025],[29.97205,65.70256],[30.16363,65.66935],[29.91155,66.13863],[28.9839,66.94139],[29.91155,67.51507],[30.02041,67.67523],[29.66955,67.79872],[29.34179,68.06655],[28.62982,68.19816],[28.43941,68.53366],[28.78224,68.86696],[28.45957,68.91417],[28.91738,69.04774],[28.81248,69.11997],[28.8629,69.22395],[29.31664,69.47994],[29.12697,69.69193]]]]}},{type:"Feature",properties:{iso1A2:"FJ",iso1A3:"FJI",iso1N3:"242",wikidata:"Q712",nameEn:"Fiji",groups:["054","009"],driveSide:"left",callingCodes:["679"]},geometry:{type:"MultiPolygon",coordinates:[[[[174,-22.5],[179.99999,-22.5],[179.99999,-11.5],[174,-11.5],[174,-22.5]]],[[[-178.60161,-14.95666],[-180,-14.96041],[-180,-22.90585],[-176.74538,-22.89767],[-176.76826,-14.95183],[-178.60161,-14.95666]]]]}},{type:"Feature",properties:{iso1A2:"FK",iso1A3:"FLK",iso1N3:"238",wikidata:"Q9648",nameEn:"Falkland Islands",country:"GB",groups:["005","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["500"]},geometry:{type:"MultiPolygon",coordinates:[[[[-63.67376,-55.11859],[-54.56126,-51.26248],[-61.26735,-50.63919],[-63.67376,-55.11859]]]]}},{type:"Feature",properties:{iso1A2:"FM",iso1A3:"FSM",iso1N3:"583",wikidata:"Q702",nameEn:"Federated States of Micronesia",groups:["057","009"],roadSpeedUnit:"mph",callingCodes:["691"]},geometry:{type:"MultiPolygon",coordinates:[[[[136.04605,12.45908],[136.27107,6.73747],[156.88247,-1.39237],[165.35175,6.367],[159.04653,10.59067],[136.04605,12.45908]]]]}},{type:"Feature",properties:{iso1A2:"FO",iso1A3:"FRO",iso1N3:"234",wikidata:"Q4628",nameEn:"Faroe Islands",country:"DK",groups:["154","150"],callingCodes:["298"]},geometry:{type:"MultiPolygon",coordinates:[[[[-8.51774,62.35338],[-6.51083,60.95272],[-5.70102,62.77194],[-8.51774,62.35338]]]]}},{type:"Feature",properties:{iso1A2:"FR",iso1A3:"FRA",iso1N3:"250",wikidata:"Q142",nameEn:"France",groups:["EU","155","150"],callingCodes:["33"]},geometry:null},{type:"Feature",properties:{iso1A2:"FX",iso1A3:"FXX",iso1N3:"249",wikidata:"Q212429",nameEn:"Metropolitan France",country:"FR",groups:["EU","155","150"],isoStatus:"excRes",callingCodes:["33"]},geometry:{type:"MultiPolygon",coordinates:[[[[2.55904,51.07014],[2.18458,51.52087],[1.17405,50.74239],[-2.02963,49.91866],[-2.09454,49.46288],[-1.83944,49.23037],[-2.00491,48.86706],[-2.65349,49.15373],[-6.13339,48.73907],[-1.81005,43.59738],[-1.77289,43.38957],[-1.79319,43.37497],[-1.78332,43.36399],[-1.78714,43.35476],[-1.77068,43.34396],[-1.75334,43.34107],[-1.75079,43.3317],[-1.7397,43.32979],[-1.73074,43.29481],[-1.69407,43.31378],[-1.62481,43.30726],[-1.63052,43.28591],[-1.61341,43.25269],[-1.57674,43.25269],[-1.55963,43.28828],[-1.50992,43.29481],[-1.45289,43.27049],[-1.40942,43.27272],[-1.3758,43.24511],[-1.41562,43.12815],[-1.47555,43.08372],[-1.44067,43.047],[-1.35272,43.02658],[-1.34419,43.09665],[-1.32209,43.1127],[-1.27118,43.11961],[-1.30052,43.09581],[-1.30531,43.06859],[-1.25244,43.04164],[-1.22881,43.05534],[-1.10333,43.0059],[-1.00963,42.99279],[-0.97133,42.96239],[-0.81652,42.95166],[-0.75478,42.96916],[-0.72037,42.92541],[-0.73422,42.91228],[-0.72608,42.89318],[-0.69837,42.87945],[-0.67637,42.88303],[-0.55497,42.77846],[-0.50863,42.82713],[-0.44334,42.79939],[-0.41319,42.80776],[-0.38833,42.80132],[-0.3122,42.84788],[-0.17939,42.78974],[-0.16141,42.79535],[-0.10519,42.72761],[-0.02468,42.68513],[0.17569,42.73424],[0.25336,42.7174],[0.29407,42.67431],[0.36251,42.72282],[0.40214,42.69779],[0.67873,42.69458],[0.65421,42.75872],[0.66121,42.84021],[0.711,42.86372],[0.93089,42.79154],[0.96166,42.80629],[0.98292,42.78754],[1.0804,42.78569],[1.15928,42.71407],[1.35562,42.71944],[1.44197,42.60217],[1.47986,42.61346],[1.46718,42.63296],[1.48043,42.65203],[1.50867,42.64483],[1.55418,42.65669],[1.60085,42.62703],[1.63485,42.62957],[1.6625,42.61982],[1.68267,42.62533],[1.73452,42.61515],[1.72588,42.59098],[1.7858,42.57698],[1.73683,42.55492],[1.72515,42.50338],[1.76335,42.48863],[1.83037,42.48395],[1.88853,42.4501],[1.93663,42.45439],[1.94292,42.44316],[1.94061,42.43333],[1.94084,42.43039],[1.9574,42.42401],[1.96482,42.37787],[2.00488,42.35399],[2.06241,42.35906],[2.11621,42.38393],[2.12789,42.41291],[2.16599,42.42314],[2.20578,42.41633],[2.25551,42.43757],[2.38504,42.39977],[2.43299,42.39423],[2.43508,42.37568],[2.48457,42.33933],[2.54382,42.33406],[2.55516,42.35351],[2.57934,42.35808],[2.6747,42.33974],[2.65311,42.38771],[2.72056,42.42298],[2.75497,42.42578],[2.77464,42.41046],[2.84335,42.45724],[2.85675,42.45444],[2.86983,42.46843],[2.88413,42.45938],[2.92107,42.4573],[2.94283,42.48174],[2.96518,42.46692],[3.03734,42.47363],[3.08167,42.42748],[3.10027,42.42621],[3.11379,42.43646],[3.17156,42.43545],[3.4481,42.4358],[7.60802,41.05927],[10.09675,41.44089],[9.56115,43.20816],[7.50102,43.51859],[7.42422,43.72209],[7.40903,43.7296],[7.41113,43.73156],[7.41291,43.73168],[7.41298,43.73311],[7.41233,43.73439],[7.42062,43.73977],[7.42299,43.74176],[7.42443,43.74087],[7.42809,43.74396],[7.43013,43.74895],[7.43624,43.75014],[7.43708,43.75197],[7.4389,43.75151],[7.4379,43.74963],[7.47823,43.73341],[7.53006,43.78405],[7.50423,43.84345],[7.49355,43.86551],[7.51162,43.88301],[7.56075,43.89932],[7.56858,43.94506],[7.60771,43.95772],[7.65266,43.9763],[7.66848,43.99943],[7.6597,44.03009],[7.72508,44.07578],[7.66878,44.12795],[7.68694,44.17487],[7.63245,44.17877],[7.62155,44.14881],[7.36364,44.11882],[7.34547,44.14359],[7.27827,44.1462],[7.16929,44.20352],[7.00764,44.23736],[6.98221,44.28289],[6.89171,44.36637],[6.88784,44.42043],[6.94504,44.43112],[6.86233,44.49834],[6.85507,44.53072],[6.96042,44.62129],[6.95133,44.66264],[7.00582,44.69364],[7.07484,44.68073],[7.00401,44.78782],[7.02217,44.82519],[6.93499,44.8664],[6.90774,44.84322],[6.75518,44.89915],[6.74519,44.93661],[6.74791,45.01939],[6.66981,45.02324],[6.62803,45.11175],[6.7697,45.16044],[6.85144,45.13226],[6.96706,45.20841],[7.07074,45.21228],[7.13115,45.25386],[7.10572,45.32924],[7.18019,45.40071],[7.00037,45.509],[6.98948,45.63869],[6.80785,45.71864],[6.80785,45.83265],[6.95315,45.85163],[7.04151,45.92435],[7.00946,45.9944],[6.93862,46.06502],[6.87868,46.03855],[6.89321,46.12548],[6.78968,46.14058],[6.86052,46.28512],[6.77152,46.34784],[6.8024,46.39171],[6.82312,46.42661],[6.53358,46.45431],[6.25432,46.3632],[6.21981,46.31304],[6.24826,46.30175],[6.25137,46.29014],[6.23775,46.27822],[6.24952,46.26255],[6.26749,46.24745],[6.29474,46.26221],[6.31041,46.24417],[6.29663,46.22688],[6.27694,46.21566],[6.26007,46.21165],[6.24821,46.20531],[6.23913,46.20511],[6.23544,46.20714],[6.22175,46.20045],[6.22222,46.19888],[6.21844,46.19837],[6.21603,46.19507],[6.21273,46.19409],[6.21114,46.1927],[6.20539,46.19163],[6.19807,46.18369],[6.19552,46.18401],[6.18707,46.17999],[6.18871,46.16644],[6.18116,46.16187],[6.15305,46.15194],[6.13397,46.1406],[6.09926,46.14373],[6.09199,46.15191],[6.07491,46.14879],[6.05203,46.15191],[6.04564,46.14031],[6.03614,46.13712],[6.01791,46.14228],[5.9871,46.14499],[5.97893,46.13303],[5.95781,46.12925],[5.9641,46.14412],[5.97508,46.15863],[5.98188,46.17392],[5.98846,46.17046],[5.99573,46.18587],[5.96515,46.19638],[5.97542,46.21525],[6.02461,46.23313],[6.03342,46.2383],[6.04602,46.23127],[6.05029,46.23518],[6.0633,46.24583],[6.07072,46.24085],[6.08563,46.24651],[6.10071,46.23772],[6.12446,46.25059],[6.11926,46.2634],[6.1013,46.28512],[6.11697,46.29547],[6.1198,46.31157],[6.13876,46.33844],[6.15738,46.3491],[6.16987,46.36759],[6.15985,46.37721],[6.15016,46.3778],[6.09926,46.40768],[6.06407,46.41676],[6.08427,46.44305],[6.07269,46.46244],[6.1567,46.54402],[6.11084,46.57649],[6.27135,46.68251],[6.38351,46.73171],[6.45209,46.77502],[6.43216,46.80336],[6.46456,46.88865],[6.43341,46.92703],[6.71531,47.0494],[6.68823,47.06616],[6.76788,47.1208],[6.8489,47.15933],[6.9508,47.24338],[6.95108,47.26428],[6.94316,47.28747],[7.05305,47.33304],[7.0564,47.35134],[7.03125,47.36996],[6.87959,47.35335],[6.88542,47.37262],[6.93744,47.40714],[6.93953,47.43388],[7.0024,47.45264],[6.98425,47.49432],[7.0231,47.50522],[7.07425,47.48863],[7.12781,47.50371],[7.16249,47.49025],[7.19583,47.49455],[7.17026,47.44312],[7.24669,47.4205],[7.33526,47.44186],[7.35603,47.43432],[7.40308,47.43638],[7.43088,47.45846],[7.4462,47.46264],[7.4583,47.47216],[7.42923,47.48628],[7.43356,47.49712],[7.47534,47.47932],[7.51076,47.49651],[7.49804,47.51798],[7.5229,47.51644],[7.53199,47.5284],[7.51904,47.53515],[7.50588,47.52856],[7.49691,47.53821],[7.50873,47.54546],[7.51723,47.54578],[7.52831,47.55347],[7.53634,47.55553],[7.55652,47.56779],[7.55689,47.57232],[7.56548,47.57617],[7.56684,47.57785],[7.58386,47.57536],[7.58945,47.59017],[7.59301,47.60058],[7.58851,47.60794],[7.57423,47.61628],[7.5591,47.63849],[7.53384,47.65115],[7.52067,47.66437],[7.51915,47.68335],[7.51266,47.70197],[7.53722,47.71635],[7.54761,47.72912],[7.52921,47.77747],[7.55673,47.87371],[7.62302,47.97898],[7.56966,48.03265],[7.57137,48.12292],[7.6648,48.22219],[7.69022,48.30018],[7.74562,48.32736],[7.73109,48.39192],[7.76833,48.48945],[7.80647,48.51239],[7.80167,48.54758],[7.80057,48.5857],[7.84098,48.64217],[7.89002,48.66317],[7.96812,48.72491],[7.96994,48.75606],[8.01534,48.76085],[8.0326,48.79017],[8.06802,48.78957],[8.10253,48.81829],[8.12813,48.87985],[8.19989,48.95825],[8.20031,48.95856],[8.22604,48.97352],[8.14189,48.97833],[7.97783,49.03161],[7.93641,49.05544],[7.86386,49.03499],[7.79557,49.06583],[7.75948,49.04562],[7.63618,49.05428],[7.62575,49.07654],[7.56416,49.08136],[7.53012,49.09818],[7.49172,49.13915],[7.49473,49.17],[7.44455,49.16765],[7.44052,49.18354],[7.3662,49.17308],[7.35995,49.14399],[7.3195,49.14231],[7.29514,49.11426],[7.23473,49.12971],[7.1593,49.1204],[7.1358,49.1282],[7.12504,49.14253],[7.10384,49.13787],[7.10715,49.15631],[7.07859,49.15031],[7.09007,49.13094],[7.07162,49.1255],[7.06642,49.11415],[7.05548,49.11185],[7.04843,49.11422],[7.04409,49.12123],[7.04662,49.13724],[7.03178,49.15734],[7.0274,49.17042],[7.03459,49.19096],[7.01318,49.19018],[6.97273,49.2099],[6.95963,49.203],[6.94028,49.21641],[6.93831,49.2223],[6.91875,49.22261],[6.89298,49.20863],[6.85939,49.22376],[6.83555,49.21249],[6.85119,49.20038],[6.85016,49.19354],[6.86225,49.18185],[6.84703,49.15734],[6.83385,49.15162],[6.78265,49.16793],[6.73765,49.16375],[6.71137,49.18808],[6.73256,49.20486],[6.71843,49.2208],[6.69274,49.21661],[6.66583,49.28065],[6.60186,49.31055],[6.572,49.35027],[6.58807,49.35358],[6.60091,49.36864],[6.533,49.40748],[6.55404,49.42464],[6.42432,49.47683],[6.40274,49.46546],[6.39168,49.4667],[6.38352,49.46463],[6.36778,49.46937],[6.3687,49.4593],[6.28818,49.48465],[6.27875,49.503],[6.25029,49.50609],[6.2409,49.51408],[6.19543,49.50536],[6.17386,49.50934],[6.15366,49.50226],[6.16115,49.49297],[6.14321,49.48796],[6.12814,49.49365],[6.12346,49.4735],[6.10325,49.4707],[6.09845,49.46351],[6.10072,49.45268],[6.08373,49.45594],[6.07887,49.46399],[6.05553,49.46663],[6.04176,49.44801],[6.02743,49.44845],[6.02648,49.45451],[5.97693,49.45513],[5.96876,49.49053],[5.94224,49.49608],[5.94128,49.50034],[5.86571,49.50015],[5.83389,49.52152],[5.83467,49.52717],[5.84466,49.53027],[5.83648,49.5425],[5.81664,49.53775],[5.80871,49.5425],[5.81838,49.54777],[5.79195,49.55228],[5.77435,49.56298],[5.7577,49.55915],[5.75649,49.54321],[5.64505,49.55146],[5.60909,49.51228],[5.55001,49.52729],[5.46541,49.49825],[5.46734,49.52648],[5.43713,49.5707],[5.3974,49.61596],[5.34837,49.62889],[5.33851,49.61599],[5.3137,49.61225],[5.30214,49.63055],[5.33039,49.6555],[5.31465,49.66846],[5.26232,49.69456],[5.14545,49.70287],[5.09249,49.76193],[4.96714,49.79872],[4.85464,49.78995],[4.86965,49.82271],[4.85134,49.86457],[4.88529,49.9236],[4.78827,49.95609],[4.8382,50.06738],[4.88602,50.15182],[4.83279,50.15331],[4.82438,50.16878],[4.75237,50.11314],[4.70064,50.09384],[4.68695,49.99685],[4.5414,49.96911],[4.51098,49.94659],[4.43488,49.94122],[4.35051,49.95315],[4.31963,49.97043],[4.20532,49.95803],[4.14239,49.98034],[4.13508,50.01976],[4.16294,50.04719],[4.23101,50.06945],[4.20147,50.13535],[4.13561,50.13078],[4.16014,50.19239],[4.15524,50.21103],[4.21945,50.25539],[4.20651,50.27333],[4.17861,50.27443],[4.17347,50.28838],[4.15524,50.2833],[4.16808,50.25786],[4.13665,50.25609],[4.11954,50.30425],[4.10957,50.30234],[4.10237,50.31247],[4.0689,50.3254],[4.0268,50.35793],[3.96771,50.34989],[3.90781,50.32814],[3.84314,50.35219],[3.73911,50.34809],[3.70987,50.3191],[3.71009,50.30305],[3.66976,50.34563],[3.65709,50.36873],[3.67262,50.38663],[3.67494,50.40239],[3.66153,50.45165],[3.64426,50.46275],[3.61014,50.49568],[3.58361,50.49049],[3.5683,50.50192],[3.49509,50.48885],[3.51564,50.5256],[3.47385,50.53397],[3.44629,50.51009],[3.37693,50.49538],[3.28575,50.52724],[3.2729,50.60718],[3.23951,50.6585],[3.264,50.67668],[3.2536,50.68977],[3.26141,50.69151],[3.26063,50.70086],[3.24593,50.71389],[3.22042,50.71019],[3.20845,50.71662],[3.19017,50.72569],[3.20064,50.73547],[3.18811,50.74025],[3.18339,50.74981],[3.16476,50.76843],[3.15017,50.79031],[3.1257,50.78603],[3.11987,50.79188],[3.11206,50.79416],[3.10614,50.78303],[3.09163,50.77717],[3.04314,50.77674],[3.00537,50.76588],[2.96778,50.75242],[2.95019,50.75138],[2.90873,50.702],[2.91036,50.6939],[2.90069,50.69263],[2.88504,50.70656],[2.87937,50.70298],[2.86985,50.7033],[2.8483,50.72276],[2.81056,50.71773],[2.71165,50.81295],[2.63331,50.81457],[2.59093,50.91751],[2.63074,50.94746],[2.57551,51.00326],[2.55904,51.07014]]]]}},{type:"Feature",properties:{iso1A2:"GA",iso1A3:"GAB",iso1N3:"266",wikidata:"Q1000",nameEn:"Gabon",groups:["017","202","002"],callingCodes:["241"]},geometry:{type:"MultiPolygon",coordinates:[[[[13.29457,2.16106],[13.28534,2.25716],[11.37116,2.29975],[11.3561,2.17217],[11.35307,1.00251],[9.79648,1.0019],[9.78058,1.03996],[9.76085,1.05949],[9.73014,1.06721],[9.68638,1.06836],[9.66092,1.05865],[9.62096,1.03039],[9.54793,1.0185],[9.51998,0.96418],[9.35563,0.84865],[7.24416,-0.64092],[10.75913,-4.39519],[11.12647,-3.94169],[11.22301,-3.69888],[11.48764,-3.51089],[11.57949,-3.52798],[11.68608,-3.68942],[11.87083,-3.71571],[11.92719,-3.62768],[11.8318,-3.5812],[11.96554,-3.30267],[11.70227,-3.17465],[11.70558,-3.0773],[11.80365,-3.00424],[11.64798,-2.81146],[11.5359,-2.85654],[11.64487,-2.61865],[11.57637,-2.33379],[11.74605,-2.39936],[11.96866,-2.33559],[12.04895,-2.41704],[12.47925,-2.32626],[12.44656,-1.92025],[12.61312,-1.8129],[12.82172,-1.91091],[13.02759,-2.33098],[13.47977,-2.43224],[13.75884,-2.09293],[13.92073,-2.35581],[13.85846,-2.46935],[14.10442,-2.49268],[14.23829,-2.33715],[14.16202,-2.23916],[14.23518,-2.15671],[14.25932,-1.97624],[14.41838,-1.89412],[14.52569,-0.57818],[14.41887,-0.44799],[14.2165,-0.38261],[14.06862,-0.20826],[13.90632,-0.2287],[13.88648,0.26652],[14.10909,0.58563],[14.26066,0.57255],[14.48179,0.9152],[14.25186,1.39842],[13.89582,1.4261],[13.15519,1.23368],[13.25447,1.32339],[13.13461,1.57238],[13.29457,2.16106]]]]}},{type:"Feature",properties:{iso1A2:"GB",iso1A3:"GBR",iso1N3:"826",wikidata:"Q145",nameEn:"United Kingdom",aliases:["UK","Britain","Great Britain"],groups:["154","150"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["44"]},geometry:{type:"MultiPolygon",coordinates:[[[[-5.83481,53.87749],[-4.1819,54.57861],[-3.64906,54.12723],[-5.37267,53.63269],[-5.79914,52.03902],[-7.74976,48.64773],[1.17405,50.74239],[2.18458,51.52087],[2.56575,51.85301],[-0.3751,61.32236],[-14.78497,57.60709],[-7.93366,55.84142],[-6.79943,55.54107],[-6.71944,55.27952],[-6.9734,55.19878],[-7.2471,55.06933],[-7.34464,55.04688],[-7.4033,55.00391],[-7.40004,54.94498],[-7.44404,54.9403],[-7.4473,54.87003],[-7.47626,54.83084],[-7.54508,54.79401],[-7.54671,54.74606],[-7.64449,54.75265],[-7.75041,54.7103],[-7.83352,54.73854],[-7.93293,54.66603],[-7.70315,54.62077],[-7.8596,54.53671],[-7.99812,54.54427],[-8.04538,54.48941],[-8.179,54.46763],[-8.04555,54.36292],[-7.87101,54.29299],[-7.8596,54.21779],[-7.81397,54.20159],[-7.69501,54.20731],[-7.55812,54.12239],[-7.4799,54.12239],[-7.44567,54.1539],[-7.32834,54.11475],[-7.30553,54.11869],[-7.34005,54.14698],[-7.29157,54.17191],[-7.28017,54.16714],[-7.29687,54.1354],[-7.29493,54.12013],[-7.26316,54.13863],[-7.25012,54.20063],[-7.14908,54.22732],[-7.19145,54.31296],[-7.02034,54.4212],[-6.87775,54.34682],[-6.85179,54.29176],[-6.81583,54.22791],[-6.74575,54.18788],[-6.70175,54.20218],[-6.6382,54.17071],[-6.66264,54.0666],[-6.62842,54.03503],[-6.47849,54.06947],[-6.36605,54.07234],[-6.36279,54.11248],[-6.32694,54.09337],[-6.29003,54.11278],[-6.26218,54.09785],[-5.83481,53.87749]]],[[[33.70575,34.97947],[33.83531,34.73974],[33.98684,34.76642],[33.90075,34.96623],[33.86432,34.97592],[33.84811,34.97075],[33.83505,34.98108],[33.85621,34.98956],[33.85891,35.001],[33.85216,35.00579],[33.84045,35.00616],[33.82875,35.01685],[33.83055,35.02865],[33.81524,35.04192],[33.8012,35.04786],[33.82051,35.0667],[33.8355,35.05777],[33.85261,35.0574],[33.88367,35.07877],[33.89485,35.06873],[33.90247,35.07686],[33.91299,35.07579],[33.91789,35.08688],[33.89853,35.11377],[33.88737,35.11408],[33.88943,35.12007],[33.88561,35.12449],[33.87224,35.12293],[33.87622,35.10457],[33.87097,35.09389],[33.87479,35.08881],[33.8541,35.07201],[33.84168,35.06823],[33.82067,35.07826],[33.78581,35.05104],[33.76106,35.04253],[33.73824,35.05321],[33.71482,35.03722],[33.70209,35.04882],[33.7161,35.07279],[33.70861,35.07644],[33.69095,35.06237],[33.68474,35.06602],[33.67742,35.05963],[33.67678,35.03866],[33.69938,35.03123],[33.69731,35.01754],[33.71514,35.00294],[33.70639,34.99303],[33.70575,34.97947]],[[33.77312,34.9976],[33.77553,34.99518],[33.78516,34.99582],[33.79191,34.98914],[33.78917,34.98854],[33.78571,34.98951],[33.78318,34.98699],[33.78149,34.98854],[33.77843,34.988],[33.7778,34.98981],[33.76738,34.99188],[33.76605,34.99543],[33.75682,34.99916],[33.75994,35.00113],[33.77312,34.9976]],[[33.74144,35.01053],[33.7343,35.01178],[33.73781,35.02181],[33.74265,35.02329],[33.74983,35.02274],[33.7492,35.01319],[33.74144,35.01053]]],[[[32.86014,34.70585],[32.82717,34.70622],[32.79433,34.67883],[32.76136,34.68318],[32.75515,34.64985],[32.74412,34.43926],[33.26744,34.49942],[33.0138,34.64424],[32.96968,34.64046],[32.96718,34.63446],[32.95891,34.62919],[32.95323,34.64075],[32.95471,34.64528],[32.94976,34.65204],[32.94796,34.6587],[32.95325,34.66462],[32.97079,34.66112],[32.97736,34.65277],[32.99014,34.65518],[32.98668,34.67268],[32.99135,34.68061],[32.95539,34.68471],[32.94683,34.67907],[32.94379,34.67111],[32.93693,34.67027],[32.93449,34.66241],[32.92807,34.66736],[32.93043,34.67091],[32.91398,34.67343],[32.9068,34.66102],[32.86167,34.68734],[32.86014,34.70585]]]]}},{type:"Feature",properties:{iso1A2:"GD",iso1A3:"GRD",iso1N3:"308",wikidata:"Q769",nameEn:"Grenada",aliases:["WG"],groups:["029","003","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["1 473"]},geometry:{type:"MultiPolygon",coordinates:[[[[-62.14806,11.87638],[-61.57265,11.65795],[-61.13395,12.51526],[-61.38256,12.52991],[-61.73897,12.61191],[-62.14806,11.87638]]]]}},{type:"Feature",properties:{iso1A2:"GE",iso1A3:"GEO",iso1N3:"268",wikidata:"Q230",nameEn:"Georgia",groups:["145","142"],callingCodes:["995"]},geometry:{type:"MultiPolygon",coordinates:[[[[46.42738,41.91323],[45.61676,42.20768],[45.78692,42.48358],[45.36501,42.55268],[45.15318,42.70598],[44.88754,42.74934],[44.80941,42.61277],[44.70002,42.74679],[44.54202,42.75699],[43.95517,42.55396],[43.73119,42.62043],[43.81453,42.74297],[43.0419,43.02413],[43.03322,43.08883],[42.75889,43.19651],[42.66667,43.13917],[42.40563,43.23226],[41.64935,43.22331],[40.65957,43.56212],[40.10657,43.57344],[40.04445,43.47776],[40.03312,43.44262],[40.01007,43.42411],[40.01552,43.42025],[40.00853,43.40578],[40.0078,43.38551],[39.81147,43.06294],[40.89217,41.72528],[41.54366,41.52185],[41.7148,41.4932],[41.7124,41.47417],[41.81939,41.43621],[41.95134,41.52466],[42.26387,41.49346],[42.51772,41.43606],[42.59202,41.58183],[42.72794,41.59714],[42.84471,41.58912],[42.78995,41.50126],[42.84899,41.47265],[42.8785,41.50516],[43.02956,41.37891],[43.21707,41.30331],[43.13373,41.25503],[43.1945,41.25242],[43.23096,41.17536],[43.36118,41.2028],[43.44973,41.17666],[43.4717,41.12611],[43.67712,41.13398],[43.74717,41.1117],[43.84835,41.16329],[44.16591,41.19141],[44.18148,41.24644],[44.32139,41.2079],[44.34337,41.20312],[44.34417,41.2382],[44.46791,41.18204],[44.59322,41.1933],[44.61462,41.24018],[44.72814,41.20338],[44.82084,41.21513],[44.87887,41.20195],[44.89911,41.21366],[44.84358,41.23088],[44.81749,41.23488],[44.80053,41.25949],[44.81437,41.30371],[44.93493,41.25685],[45.0133,41.29747],[45.09867,41.34065],[45.1797,41.42231],[45.26285,41.46433],[45.31352,41.47168],[45.4006,41.42402],[45.45973,41.45898],[45.68389,41.3539],[45.71035,41.36208],[45.75705,41.35157],[45.69946,41.29545],[45.80842,41.2229],[45.95786,41.17956],[46.13221,41.19479],[46.27698,41.19011],[46.37661,41.10805],[46.456,41.09984],[46.48558,41.0576],[46.55096,41.1104],[46.63969,41.09515],[46.66148,41.20533],[46.72375,41.28609],[46.63658,41.37727],[46.4669,41.43331],[46.40307,41.48464],[46.33925,41.4963],[46.29794,41.5724],[46.34126,41.57454],[46.34039,41.5947],[46.3253,41.60912],[46.28182,41.60089],[46.26531,41.63339],[46.24429,41.59883],[46.19759,41.62327],[46.17891,41.72094],[46.20538,41.77205],[46.23962,41.75811],[46.30863,41.79133],[46.3984,41.84399],[46.42738,41.91323]]]]}},{type:"Feature",properties:{iso1A2:"GF",iso1A3:"GUF",iso1N3:"254",wikidata:"Q3769",nameEn:"French Guiana",country:"FR",groups:["EU","005","419","019"],callingCodes:["594"]},geometry:{type:"MultiPolygon",coordinates:[[[[-51.35485,4.8383],[-53.7094,6.2264],[-54.01074,5.68785],[-54.01877,5.52789],[-54.26916,5.26909],[-54.4717,4.91964],[-54.38444,4.13222],[-54.19367,3.84387],[-54.05128,3.63557],[-53.98914,3.627],[-53.9849,3.58697],[-54.28534,2.67798],[-54.42864,2.42442],[-54.6084,2.32856],[-54.16286,2.10779],[-53.78743,2.34412],[-52.96539,2.1881],[-52.6906,2.37298],[-52.31787,3.17896],[-51.85573,3.83427],[-51.82312,3.85825],[-51.79599,3.89336],[-51.61983,4.14596],[-51.63798,4.51394],[-51.35485,4.8383]]]]}},{type:"Feature",properties:{iso1A2:"GG",iso1A3:"GGY",iso1N3:"831",wikidata:"Q25230",nameEn:"Guernsey",country:"GB",groups:["830","154","150"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["44 01481"]},geometry:{type:"MultiPolygon",coordinates:[[[[-2.65349,49.15373],[-2.36485,49.48223],[-2.09454,49.46288],[-2.02963,49.91866],[-3.28154,49.57329],[-2.65349,49.15373]]]]}},{type:"Feature",properties:{iso1A2:"GH",iso1A3:"GHA",iso1N3:"288",wikidata:"Q117",nameEn:"Ghana",groups:["011","202","002"],callingCodes:["233"]},geometry:{type:"MultiPolygon",coordinates:[[[[-0.13493,11.14075],[-0.27374,11.17157],[-0.28566,11.12713],[-0.35955,11.07801],[-0.38219,11.12596],[-0.42391,11.11661],[-0.44298,11.04292],[-0.61937,10.91305],[-0.67143,10.99811],[-2.83373,11.0067],[-2.94232,10.64281],[-2.83108,10.40252],[-2.74174,9.83172],[-2.76534,9.56589],[-2.68802,9.49343],[-2.69814,9.22717],[-2.77799,9.04949],[-2.66357,9.01771],[-2.58243,8.7789],[-2.49037,8.20872],[-2.62901,8.11495],[-2.61232,8.02645],[-2.67787,8.02055],[-2.74819,7.92613],[-2.78395,7.94974],[-2.79467,7.86002],[-2.92339,7.60847],[-2.97822,7.27165],[-2.95438,7.23737],[-3.23327,6.81744],[-3.21954,6.74407],[-3.25999,6.62521],[-3.01896,5.71697],[-2.95323,5.71865],[-2.96671,5.6415],[-2.93132,5.62137],[-2.85378,5.65156],[-2.76614,5.60963],[-2.72737,5.34789],[-2.77625,5.34621],[-2.73074,5.1364],[-2.75502,5.10657],[-2.95261,5.12477],[-2.96554,5.10397],[-3.063,5.13665],[-3.11073,5.12675],[-3.10675,5.08515],[-3.34019,4.17519],[1.07031,5.15655],[1.27574,5.93551],[1.19771,6.11522],[1.19966,6.17069],[1.09187,6.17074],[1.05969,6.22998],[1.03108,6.24064],[0.99652,6.33779],[0.89283,6.33779],[0.71048,6.53083],[0.74862,6.56517],[0.63659,6.63857],[0.6497,6.73682],[0.58176,6.76049],[0.57406,6.80348],[0.52853,6.82921],[0.56508,6.92971],[0.52098,6.94391],[0.52217,6.9723],[0.59606,7.01252],[0.65327,7.31643],[0.62943,7.41099],[0.57223,7.39326],[0.52455,7.45354],[0.51979,7.58706],[0.58295,7.62368],[0.62943,7.85751],[0.58891,8.12779],[0.6056,8.13959],[0.61156,8.18324],[0.5913,8.19622],[0.63897,8.25873],[0.73432,8.29529],[0.64731,8.48866],[0.47211,8.59945],[0.37319,8.75262],[0.52455,8.87746],[0.45424,9.04581],[0.56388,9.40697],[0.49118,9.48339],[0.36485,9.49749],[0.33148,9.44812],[0.25758,9.42696],[0.2254,9.47869],[0.31241,9.50337],[0.30406,9.521],[0.2409,9.52335],[0.23851,9.57389],[0.38153,9.58682],[0.36008,9.6256],[0.29334,9.59387],[0.26712,9.66437],[0.28261,9.69022],[0.32313,9.6491],[0.34816,9.66907],[0.34816,9.71607],[0.32075,9.72781],[0.36366,10.03309],[0.41252,10.02018],[0.41371,10.06361],[0.35293,10.09412],[0.39584,10.31112],[0.33028,10.30408],[0.29453,10.41546],[0.18846,10.4096],[0.12886,10.53149],[-0.05945,10.63458],[-0.09141,10.7147],[-0.07327,10.71845],[-0.07183,10.76794],[-0.0228,10.81916],[-0.02685,10.8783],[-0.00908,10.91644],[-0.0063,10.96417],[0.03355,10.9807],[0.02395,11.06229],[0.00342,11.08317],[-0.00514,11.10763],[-0.0275,11.11202],[-0.05733,11.08628],[-0.14462,11.10811],[-0.13493,11.14075]]]]}},{type:"Feature",properties:{iso1A2:"GI",iso1A3:"GIB",iso1N3:"292",wikidata:"Q1410",nameEn:"Gibraltar",country:"GB",groups:["039","150"],callingCodes:["350"]},geometry:{type:"MultiPolygon",coordinates:[[[[-5.28217,36.09907],[-5.27801,36.14942],[-5.33822,36.15272],[-5.34536,36.15501],[-5.36494,36.15496],[-5.38545,36.15481],[-5.40134,36.14896],[-5.39074,36.10278],[-5.36503,36.06205],[-5.32837,36.05935],[-5.3004,36.07439],[-5.28217,36.09907]]]]}},{type:"Feature",properties:{iso1A2:"GL",iso1A3:"GRL",iso1N3:"304",wikidata:"Q223",nameEn:"Greenland",country:"DK",groups:["021","003","019"],callingCodes:["299"]},geometry:{type:"MultiPolygon",coordinates:[[[[-45.47832,84.58738],[-68.21821,80.48551],[-76.75614,76.72014],[-46.37635,57.3249],[-9.68082,72.73731],[-5.7106,84.28058],[-45.47832,84.58738]]]]}},{type:"Feature",properties:{iso1A2:"GM",iso1A3:"GMB",iso1N3:"270",wikidata:"Q1005",nameEn:"The Gambia",groups:["011","202","002"],callingCodes:["220"]},geometry:{type:"MultiPolygon",coordinates:[[[[-15.14917,13.57989],[-14.36795,13.23033],[-13.79409,13.34472],[-13.8955,13.59126],[-14.34721,13.46578],[-14.93719,13.80173],[-15.36504,13.79313],[-15.47902,13.58758],[-17.43598,13.59273],[-17.43966,13.04579],[-16.74676,13.06025],[-16.69343,13.16791],[-15.80355,13.16729],[-15.80478,13.34832],[-15.26908,13.37768],[-15.14917,13.57989]]]]}},{type:"Feature",properties:{iso1A2:"GN",iso1A3:"GIN",iso1N3:"324",wikidata:"Q1006",nameEn:"Guinea",groups:["011","202","002"],callingCodes:["224"]},geometry:{type:"MultiPolygon",coordinates:[[[[-11.37536,12.40788],[-11.46267,12.44559],[-11.91331,12.42008],[-12.35415,12.32758],[-12.87336,12.51892],[-13.06603,12.49342],[-13.05296,12.64003],[-13.70523,12.68013],[-13.7039,12.60313],[-13.65089,12.49515],[-13.64168,12.42764],[-13.70851,12.24978],[-13.92745,12.24077],[-13.94589,12.16869],[-13.7039,12.00869],[-13.7039,11.70195],[-14.09799,11.63649],[-14.26623,11.67486],[-14.31513,11.60713],[-14.51173,11.49708],[-14.66677,11.51188],[-14.77786,11.36323],[-14.95993,10.99244],[-15.07174,10.89557],[-15.96748,10.162],[-14.36218,8.64107],[-13.29911,9.04245],[-13.18586,9.0925],[-13.08953,9.0409],[-12.94095,9.26335],[-12.76788,9.3133],[-12.47254,9.86834],[-12.24262,9.92386],[-12.12634,9.87203],[-11.91023,9.93927],[-11.89624,9.99763],[-11.2118,10.00098],[-10.6534,9.29919],[-10.74484,9.07998],[-10.5783,9.06386],[-10.56197,8.81225],[-10.47707,8.67669],[-10.61422,8.5314],[-10.70565,8.29235],[-10.63934,8.35326],[-10.54891,8.31174],[-10.37257,8.48941],[-10.27575,8.48711],[-10.203,8.47991],[-10.14579,8.52665],[-10.05375,8.50697],[-10.05873,8.42578],[-9.77763,8.54633],[-9.47415,8.35195],[-9.50898,8.18455],[-9.41445,8.02448],[-9.44928,7.9284],[-9.35724,7.74111],[-9.37465,7.62032],[-9.48161,7.37122],[-9.41943,7.41809],[-9.305,7.42056],[-9.20798,7.38109],[-9.18311,7.30461],[-9.09107,7.1985],[-8.93435,7.2824],[-8.85724,7.26019],[-8.8448,7.35149],[-8.72789,7.51429],[-8.67814,7.69428],[-8.55874,7.70167],[-8.55874,7.62525],[-8.47114,7.55676],[-8.4003,7.6285],[-8.21374,7.54466],[-8.09931,7.78626],[-8.13414,7.87991],[-8.06449,8.04989],[-7.94695,8.00925],[-7.99919,8.11023],[-7.98675,8.20134],[-8.062,8.16071],[-8.2411,8.24196],[-8.22991,8.48438],[-7.92518,8.50652],[-7.65653,8.36873],[-7.69882,8.66148],[-7.95503,8.81146],[-7.92518,8.99332],[-7.73862,9.08422],[-7.90777,9.20456],[-7.85056,9.41812],[-8.03463,9.39604],[-8.14657,9.55062],[-8.09434,9.86936],[-8.15652,9.94288],[-8.11921,10.04577],[-8.01225,10.1021],[-7.97971,10.17117],[-7.9578,10.2703],[-8.10207,10.44649],[-8.22711,10.41722],[-8.32614,10.69273],[-8.2667,10.91762],[-8.35083,11.06234],[-8.66923,10.99397],[-8.40058,11.37466],[-8.80854,11.66715],[-8.94784,12.34842],[-9.13689,12.50875],[-9.38067,12.48446],[-9.32097,12.29009],[-9.63938,12.18312],[-9.714,12.0226],[-10.30604,12.24634],[-10.71897,11.91552],[-10.80355,12.1053],[-10.99758,12.24634],[-11.24136,12.01286],[-11.50006,12.17826],[-11.37536,12.40788]]]]}},{type:"Feature",properties:{iso1A2:"GP",iso1A3:"GLP",iso1N3:"312",wikidata:"Q17012",nameEn:"Guadeloupe",country:"FR",groups:["EU","029","003","419","019"],callingCodes:["590"]},geometry:{type:"MultiPolygon",coordinates:[[[[-60.95725,15.70997],[-60.71337,16.48911],[-61.44461,16.81958],[-61.83929,16.66647],[-62.17275,16.35721],[-61.81728,15.58058],[-61.44899,15.79571],[-60.95725,15.70997]]]]}},{type:"Feature",properties:{iso1A2:"GQ",iso1A3:"GNQ",iso1N3:"226",wikidata:"Q983",nameEn:"Equatorial Guinea",groups:["017","202","002"],callingCodes:["240"]},geometry:{type:"MultiPolygon",coordinates:[[[[9.22018,3.72052],[8.34397,4.30689],[8.05799,3.48284],[8.0168,1.79377],[6.69416,-0.53945],[5.38965,-1.19244],[5.3459,-2.30107],[7.24416,-0.64092],[9.35563,0.84865],[9.51998,0.96418],[9.54793,1.0185],[9.62096,1.03039],[9.66092,1.05865],[9.68638,1.06836],[9.73014,1.06721],[9.76085,1.05949],[9.78058,1.03996],[9.79648,1.0019],[11.35307,1.00251],[11.3561,2.17217],[9.991,2.16561],[9.90749,2.20049],[9.89012,2.20457],[9.84716,2.24676],[9.83238,2.29079],[9.83754,2.32428],[9.82123,2.35097],[9.81162,2.33797],[9.22018,3.72052]]]]}},{type:"Feature",properties:{iso1A2:"GR",iso1A3:"GRC",iso1N3:"300",wikidata:"Q41",nameEn:"Greece",aliases:["EL"],groups:["EU","039","150"],callingCodes:["30"]},geometry:{type:"MultiPolygon",coordinates:[[[[26.03489,40.73051],[26.0754,40.72772],[26.08638,40.73214],[26.12495,40.74283],[26.12854,40.77339],[26.15685,40.80709],[26.21351,40.83298],[26.20856,40.86048],[26.26169,40.9168],[26.29441,40.89119],[26.28623,40.93005],[26.32259,40.94042],[26.35894,40.94292],[26.33297,40.98388],[26.3606,41.02027],[26.31928,41.07386],[26.32259,41.24929],[26.39861,41.25053],[26.5209,41.33993],[26.5837,41.32131],[26.62997,41.34613],[26.61767,41.42281],[26.59742,41.48058],[26.59196,41.60491],[26.5209,41.62592],[26.47958,41.67037],[26.35957,41.71149],[26.30255,41.70925],[26.2654,41.71544],[26.22888,41.74139],[26.21325,41.73223],[26.16841,41.74858],[26.06148,41.70345],[26.07083,41.64584],[26.15146,41.60828],[26.14328,41.55496],[26.17951,41.55409],[26.176,41.50072],[26.14796,41.47533],[26.20288,41.43943],[26.16548,41.42278],[26.12926,41.35878],[25.87919,41.30526],[25.8266,41.34563],[25.70507,41.29209],[25.66183,41.31316],[25.61042,41.30614],[25.55082,41.31667],[25.52394,41.2798],[25.48187,41.28506],[25.28322,41.23411],[25.11611,41.34212],[24.942,41.38685],[24.90928,41.40876],[24.86136,41.39298],[24.82514,41.4035],[24.8041,41.34913],[24.71529,41.41928],[24.61129,41.42278],[24.52599,41.56808],[24.30513,41.51297],[24.27124,41.57682],[24.18126,41.51735],[24.10063,41.54796],[24.06323,41.53222],[24.06908,41.46132],[23.96975,41.44118],[23.91483,41.47971],[23.89613,41.45257],[23.80148,41.43943],[23.76525,41.40175],[23.67644,41.41139],[23.63203,41.37632],[23.52453,41.40262],[23.40416,41.39999],[23.33639,41.36317],[23.31301,41.40525],[23.22771,41.37106],[23.21953,41.33773],[23.1833,41.31755],[22.93334,41.34104],[22.81199,41.3398],[22.76408,41.32225],[22.74538,41.16321],[22.71266,41.13945],[22.65306,41.18168],[22.62852,41.14385],[22.58295,41.11568],[22.5549,41.13065],[22.42285,41.11921],[22.26744,41.16409],[22.17629,41.15969],[22.1424,41.12449],[22.06527,41.15617],[21.90869,41.09191],[21.91102,41.04786],[21.7556,40.92525],[21.69601,40.9429],[21.57448,40.86076],[21.53007,40.90759],[21.41555,40.9173],[21.35595,40.87578],[21.25779,40.86165],[21.21105,40.8855],[21.15262,40.85546],[20.97887,40.85475],[20.98396,40.79109],[20.95752,40.76982],[20.98134,40.76046],[21.05833,40.66586],[21.03932,40.56299],[20.96908,40.51526],[20.94925,40.46625],[20.83688,40.47882],[20.7906,40.42726],[20.78234,40.35803],[20.71789,40.27739],[20.67162,40.09433],[20.62566,40.0897],[20.61081,40.07866],[20.55593,40.06524],[20.51297,40.08168],[20.48487,40.06271],[20.42373,40.06777],[20.37911,39.99058],[20.31135,39.99438],[20.41546,39.82832],[20.41475,39.81437],[20.38572,39.78516],[20.30804,39.81563],[20.29152,39.80421],[20.31961,39.72799],[20.27412,39.69884],[20.22707,39.67459],[20.22376,39.64532],[20.15988,39.652],[20.12956,39.65805],[20.05189,39.69112],[20.00957,39.69227],[19.98042,39.6504],[19.92466,39.69533],[19.97622,39.78684],[19.95905,39.82857],[19.0384,40.35325],[19.20409,39.7532],[22.5213,33.45682],[29.73302,35.92555],[29.69611,36.10365],[29.61805,36.14179],[29.61002,36.1731],[29.48192,36.18377],[29.30783,36.01033],[28.23708,36.56812],[27.95037,36.46155],[27.89482,36.69898],[27.46117,36.53789],[27.24613,36.71622],[27.45627,36.9008],[27.20312,36.94571],[27.14757,37.32],[26.95583,37.64989],[26.99377,37.69034],[27.16428,37.72343],[27.05537,37.9131],[26.21136,38.17558],[26.24183,38.44695],[26.32173,38.48731],[26.21136,38.65436],[26.61814,38.81372],[26.70773,39.0312],[26.43357,39.43096],[25.94257,39.39358],[25.61285,40.17161],[26.04292,40.3958],[25.94795,40.72797],[26.03489,40.73051]]]]}},{type:"Feature",properties:{iso1A2:"GS",iso1A3:"SGS",iso1N3:"239",wikidata:"Q35086",nameEn:"South Georgia and South Sandwich Islands",country:"GB",groups:["005","419","019"],driveSide:"left",callingCodes:["500"]},geometry:{type:"MultiPolygon",coordinates:[[[[-35.26394,-43.68272],[-53.39656,-59.87088],[-22.31757,-59.85974],[-35.26394,-43.68272]]]]}},{type:"Feature",properties:{iso1A2:"GT",iso1A3:"GTM",iso1N3:"320",wikidata:"Q774",nameEn:"Guatemala",groups:["013","003","419","019"],callingCodes:["502"]},geometry:{type:"MultiPolygon",coordinates:[[[[-89.14985,17.81563],[-90.98678,17.81655],[-90.99199,17.25192],[-91.43809,17.25373],[-91.04436,16.92175],[-90.69064,16.70697],[-90.61212,16.49832],[-90.40499,16.40524],[-90.44567,16.07573],[-91.73182,16.07371],[-92.20983,15.26077],[-92.0621,15.07406],[-92.1454,14.98143],[-92.1423,14.88647],[-92.18161,14.84147],[-92.1454,14.6804],[-92.2261,14.53423],[-92.37213,14.39277],[-90.55276,12.8866],[-90.11344,13.73679],[-90.10505,13.85104],[-89.88937,14.0396],[-89.81807,14.07073],[-89.76103,14.02923],[-89.73251,14.04133],[-89.75569,14.07073],[-89.70756,14.1537],[-89.61844,14.21937],[-89.52397,14.22628],[-89.50614,14.26084],[-89.58814,14.33165],[-89.57441,14.41637],[-89.39028,14.44561],[-89.34776,14.43013],[-89.35189,14.47553],[-89.23719,14.58046],[-89.15653,14.57802],[-89.13132,14.71582],[-89.23467,14.85596],[-89.15149,14.97775],[-89.18048,14.99967],[-89.15149,15.07392],[-88.97343,15.14039],[-88.32467,15.63665],[-88.31459,15.66942],[-88.24022,15.69247],[-88.22552,15.72294],[-88.20359,16.03858],[-88.40779,16.09624],[-88.95358,15.88698],[-89.02415,15.9063],[-89.17418,15.90898],[-89.22683,15.88619],[-89.15025,17.04813],[-89.14985,17.81563]]]]}},{type:"Feature",properties:{iso1A2:"GU",iso1A3:"GUM",iso1N3:"316",wikidata:"Q16635",nameEn:"Guam",country:"US",groups:["057","009"],roadSpeedUnit:"mph",callingCodes:["1 671"]},geometry:{type:"MultiPolygon",coordinates:[[[[146.25931,13.85876],[143.82485,13.92273],[144.61642,12.82462],[146.25931,13.85876]]]]}},{type:"Feature",properties:{iso1A2:"GW",iso1A3:"GNB",iso1N3:"624",wikidata:"Q1007",nameEn:"Guinea-Bissau",groups:["011","202","002"],callingCodes:["245"]},geometry:{type:"MultiPolygon",coordinates:[[[[-14.31513,11.60713],[-14.26623,11.67486],[-14.09799,11.63649],[-13.7039,11.70195],[-13.7039,12.00869],[-13.94589,12.16869],[-13.92745,12.24077],[-13.70851,12.24978],[-13.64168,12.42764],[-13.65089,12.49515],[-13.7039,12.60313],[-13.70523,12.68013],[-15.17582,12.6847],[-15.67302,12.42974],[-16.20591,12.46157],[-16.38191,12.36449],[-16.70562,12.34803],[-17.4623,11.92379],[-15.96748,10.162],[-15.07174,10.89557],[-14.95993,10.99244],[-14.77786,11.36323],[-14.66677,11.51188],[-14.51173,11.49708],[-14.31513,11.60713]]]]}},{type:"Feature",properties:{iso1A2:"GY",iso1A3:"GUY",iso1N3:"328",wikidata:"Q734",nameEn:"Guyana",groups:["005","419","019"],driveSide:"left",callingCodes:["592"]},geometry:{type:"MultiPolygon",coordinates:[[[[-56.84822,6.73257],[-59.54058,8.6862],[-59.98508,8.53046],[-59.85562,8.35213],[-59.80661,8.28906],[-59.83156,8.23261],[-59.97059,8.20791],[-60.02407,8.04557],[-60.38056,7.8302],[-60.51959,7.83373],[-60.64793,7.56877],[-60.71923,7.55817],[-60.59802,7.33194],[-60.63367,7.25061],[-60.54098,7.14804],[-60.44116,7.20817],[-60.28074,7.1162],[-60.39419,6.94847],[-60.54873,6.8631],[-61.13632,6.70922],[-61.20762,6.58174],[-61.15058,6.19558],[-61.4041,5.95304],[-60.73204,5.20931],[-60.32352,5.21299],[-60.20944,5.28754],[-59.98129,5.07097],[-60.04189,4.69801],[-60.15953,4.53456],[-59.78878,4.45637],[-59.69361,4.34069],[-59.73353,4.20399],[-59.51963,3.91951],[-59.86899,3.57089],[-59.79769,3.37162],[-59.99733,2.92312],[-59.91177,2.36759],[-59.7264,2.27497],[-59.74066,1.87596],[-59.25583,1.40559],[-58.92072,1.31293],[-58.84229,1.17749],[-58.53571,1.29154],[-58.4858,1.48399],[-58.33887,1.58014],[-58.01873,1.51966],[-57.97336,1.64566],[-57.77281,1.73344],[-57.55743,1.69605],[-57.35073,1.98327],[-57.23981,1.95808],[-57.09109,2.01854],[-57.07092,1.95304],[-56.7659,1.89509],[-56.47045,1.95135],[-56.55439,2.02003],[-56.70519,2.02964],[-57.35891,3.32121],[-58.0307,3.95513],[-57.8699,4.89394],[-57.37442,5.0208],[-57.22536,5.15605],[-57.31629,5.33714],[-56.84822,6.73257]]]]}},{type:"Feature",properties:{iso1A2:"HK",iso1A3:"HKG",iso1N3:"344",wikidata:"Q8646",nameEn:"Hong Kong",country:"CN",groups:["030","142"],driveSide:"left",callingCodes:["852"]},geometry:{type:"MultiPolygon",coordinates:[[[[113.92195,22.13873],[114.50148,22.15017],[114.44998,22.55977],[114.25154,22.55977],[114.22888,22.5436],[114.22185,22.55343],[114.20655,22.55706],[114.18338,22.55444],[114.17247,22.55944],[114.1597,22.56041],[114.15123,22.55163],[114.1482,22.54091],[114.13823,22.54319],[114.12665,22.54003],[114.11656,22.53415],[114.11181,22.52878],[114.1034,22.5352],[114.09692,22.53435],[114.09048,22.53716],[114.08606,22.53276],[114.07817,22.52997],[114.07267,22.51855],[114.06272,22.51617],[114.05729,22.51104],[114.05438,22.5026],[114.03113,22.5065],[113.86771,22.42972],[113.81621,22.2163],[113.83338,22.1826],[113.92195,22.13873]]]]}},{type:"Feature",properties:{iso1A2:"HM",iso1A3:"HMD",iso1N3:"334",wikidata:"Q131198",nameEn:"Heard Island and McDonald Islands",country:"AU",groups:["053","009"],driveSide:"left"},geometry:{type:"MultiPolygon",coordinates:[[[[71.08716,-53.87687],[75.44182,-53.99822],[72.87012,-51.48322],[71.08716,-53.87687]]]]}},{type:"Feature",properties:{iso1A2:"HN",iso1A3:"HND",iso1N3:"340",wikidata:"Q783",nameEn:"Honduras",groups:["013","003","419","019"],callingCodes:["504"]},geometry:{type:"MultiPolygon",coordinates:[[[[-83.86109,17.73736],[-88.20359,16.03858],[-88.22552,15.72294],[-88.24022,15.69247],[-88.31459,15.66942],[-88.32467,15.63665],[-88.97343,15.14039],[-89.15149,15.07392],[-89.18048,14.99967],[-89.15149,14.97775],[-89.23467,14.85596],[-89.13132,14.71582],[-89.15653,14.57802],[-89.23719,14.58046],[-89.35189,14.47553],[-89.34776,14.43013],[-89.04187,14.33644],[-88.94608,14.20207],[-88.85785,14.17763],[-88.815,14.11652],[-88.73182,14.10919],[-88.70661,14.04317],[-88.49738,13.97224],[-88.48982,13.86458],[-88.25791,13.91108],[-88.23018,13.99915],[-88.07641,13.98447],[-88.00331,13.86948],[-87.7966,13.91353],[-87.68821,13.80829],[-87.73106,13.75443],[-87.78148,13.52906],[-87.71657,13.50577],[-87.72115,13.46083],[-87.73841,13.44169],[-87.77354,13.45767],[-87.83467,13.44655],[-87.84675,13.41078],[-87.80177,13.35689],[-87.73714,13.32715],[-87.69751,13.25228],[-87.55124,13.12523],[-87.37107,12.98646],[-87.06306,13.00892],[-87.03785,12.98682],[-86.93197,13.05313],[-86.93383,13.18677],[-86.87066,13.30641],[-86.71267,13.30348],[-86.76812,13.79605],[-86.35219,13.77157],[-86.14801,14.04317],[-86.00685,14.08474],[-86.03458,13.99181],[-85.75477,13.8499],[-85.73964,13.9698],[-85.45762,14.11304],[-85.32149,14.2562],[-85.18602,14.24929],[-85.1575,14.53934],[-84.90082,14.80489],[-84.82596,14.82212],[-84.70119,14.68078],[-84.48373,14.63249],[-84.10584,14.76353],[-83.89551,14.76697],[-83.62101,14.89448],[-83.49268,15.01158],[-83.13724,15.00002],[-83.04763,15.03256],[-82.06974,14.49418],[-81.58685,18.0025],[-83.86109,17.73736]]]]}},{type:"Feature",properties:{iso1A2:"HR",iso1A3:"HRV",iso1N3:"191",wikidata:"Q224",nameEn:"Croatia",groups:["EU","039","150"],callingCodes:["385"]},geometry:{type:"MultiPolygon",coordinates:[[[[17.6444,42.88641],[17.5392,42.92787],[17.70879,42.97223],[17.64268,43.08595],[17.46986,43.16559],[17.286,43.33065],[17.25579,43.40353],[17.29699,43.44542],[17.24411,43.49376],[17.15828,43.49376],[17.00585,43.58037],[16.80736,43.76011],[16.75316,43.77157],[16.70922,43.84887],[16.55472,43.95326],[16.50528,44.0244],[16.43629,44.02826],[16.43662,44.07523],[16.36864,44.08263],[16.18688,44.27012],[16.21346,44.35231],[16.12969,44.38275],[16.16814,44.40679],[16.10566,44.52586],[16.03012,44.55572],[16.00884,44.58605],[16.05828,44.61538],[15.89348,44.74964],[15.8255,44.71501],[15.72584,44.82334],[15.79472,44.8455],[15.76096,44.87045],[15.74723,44.96818],[15.78568,44.97401],[15.74585,45.0638],[15.78842,45.11519],[15.76371,45.16508],[15.83512,45.22459],[15.98412,45.23088],[16.12153,45.09616],[16.29036,44.99732],[16.35404,45.00241],[16.35863,45.03529],[16.3749,45.05206],[16.38219,45.05139],[16.38309,45.05955],[16.40023,45.1147],[16.4634,45.14522],[16.49155,45.21153],[16.52982,45.22713],[16.5501,45.2212],[16.56559,45.22307],[16.60194,45.23042],[16.64962,45.20714],[16.74845,45.20393],[16.78219,45.19002],[16.81137,45.18434],[16.83804,45.18951],[16.92405,45.27607],[16.9385,45.22742],[17.0415,45.20759],[17.18438,45.14764],[17.24325,45.146],[17.25131,45.14957],[17.26815,45.18444],[17.32092,45.16246],[17.33573,45.14521],[17.41229,45.13335],[17.4498,45.16119],[17.45615,45.12523],[17.47589,45.12656],[17.51469,45.10791],[17.59104,45.10816],[17.66571,45.13408],[17.84826,45.04489],[17.87148,45.04645],[17.93706,45.08016],[17.97336,45.12245],[17.97834,45.13831],[17.99479,45.14958],[18.01594,45.15163],[18.03121,45.12632],[18.1624,45.07654],[18.24387,45.13699],[18.32077,45.1021],[18.41896,45.11083],[18.47939,45.05871],[18.65723,45.07544],[18.78357,44.97741],[18.80661,44.93561],[18.76369,44.93707],[18.76347,44.90669],[18.8704,44.85097],[19.01994,44.85493],[18.98957,44.90645],[19.02871,44.92541],[19.06853,44.89915],[19.15573,44.95409],[19.05205,44.97692],[19.1011,45.01191],[19.07952,45.14668],[19.14063,45.12972],[19.19144,45.17863],[19.43589,45.17137],[19.41941,45.23475],[19.28208,45.23813],[19.10774,45.29547],[18.97446,45.37528],[18.99918,45.49333],[19.08364,45.48804],[19.07471,45.53086],[18.94562,45.53712],[18.88776,45.57253],[18.96691,45.66731],[18.90305,45.71863],[18.85783,45.85493],[18.81394,45.91329],[18.80211,45.87995],[18.6792,45.92057],[18.57483,45.80772],[18.44368,45.73972],[18.12439,45.78905],[18.08869,45.76511],[17.99805,45.79671],[17.87377,45.78522],[17.66545,45.84207],[17.56821,45.93728],[17.35672,45.95209],[17.14592,46.16697],[16.8903,46.28122],[16.8541,46.36255],[16.7154,46.39523],[16.6639,46.45203],[16.59527,46.47524],[16.52604,46.47831],[16.5007,46.49644],[16.44036,46.5171],[16.38771,46.53608],[16.37193,46.55008],[16.29793,46.5121],[16.26733,46.51505],[16.26759,46.50566],[16.23961,46.49653],[16.25124,46.48067],[16.27398,46.42875],[16.27329,46.41467],[16.30162,46.40437],[16.30233,46.37837],[16.18824,46.38282],[16.14859,46.40547],[16.05281,46.39141],[16.05065,46.3833],[16.07314,46.36458],[16.07616,46.3463],[15.97965,46.30652],[15.79284,46.25811],[15.78817,46.21719],[15.75479,46.20336],[15.75436,46.21969],[15.67395,46.22478],[15.6434,46.21396],[15.64904,46.19229],[15.59909,46.14761],[15.6083,46.11992],[15.62317,46.09103],[15.72977,46.04682],[15.71246,46.01196],[15.70327,46.00015],[15.70636,45.92116],[15.67967,45.90455],[15.68383,45.88867],[15.68232,45.86819],[15.70411,45.8465],[15.66662,45.84085],[15.64185,45.82915],[15.57952,45.84953],[15.52234,45.82195],[15.47325,45.8253],[15.47531,45.79802],[15.40836,45.79491],[15.25423,45.72275],[15.30872,45.69014],[15.34919,45.71623],[15.4057,45.64727],[15.38952,45.63682],[15.34214,45.64702],[15.34695,45.63382],[15.31027,45.6303],[15.27747,45.60504],[15.29837,45.5841],[15.30249,45.53224],[15.38188,45.48752],[15.33051,45.45258],[15.27758,45.46678],[15.16862,45.42309],[15.05187,45.49079],[15.02385,45.48533],[14.92266,45.52788],[14.90554,45.47769],[14.81992,45.45913],[14.80124,45.49515],[14.71718,45.53442],[14.68605,45.53006],[14.69694,45.57366],[14.59576,45.62812],[14.60977,45.66403],[14.57397,45.67165],[14.53816,45.6205],[14.5008,45.60852],[14.49769,45.54424],[14.36693,45.48642],[14.32487,45.47142],[14.27681,45.4902],[14.26611,45.48239],[14.24239,45.50607],[14.22371,45.50388],[14.20348,45.46896],[14.07116,45.48752],[14.00578,45.52352],[13.96063,45.50825],[13.99488,45.47551],[13.97309,45.45258],[13.90771,45.45149],[13.88124,45.42637],[13.81742,45.43729],[13.7785,45.46787],[13.67398,45.4436],[13.62902,45.45898],[13.56979,45.4895],[13.45644,45.59464],[13.05142,45.33128],[13.12821,44.48877],[16.15283,42.18525],[18.45131,42.21682],[18.54128,42.39171],[18.52152,42.42302],[18.43588,42.48556],[18.44307,42.51077],[18.43735,42.55921],[18.36197,42.61423],[18.24318,42.6112],[17.88201,42.83668],[17.80854,42.9182],[17.7948,42.89556],[17.68151,42.92725],[17.6444,42.88641]]]]}},{type:"Feature",properties:{iso1A2:"HT",iso1A3:"HTI",iso1N3:"332",wikidata:"Q790",nameEn:"Haiti",aliases:["RH"],groups:["029","003","419","019"],callingCodes:["509"]},geometry:{type:"MultiPolygon",coordinates:[[[[-71.71885,18.78423],[-71.72624,18.87802],[-71.77766,18.95007],[-71.88102,18.95007],[-71.74088,19.0437],[-71.71088,19.08353],[-71.69938,19.10916],[-71.65337,19.11759],[-71.62642,19.21212],[-71.73229,19.26686],[-71.77766,19.33823],[-71.69448,19.37866],[-71.6802,19.45008],[-71.71268,19.53374],[-71.71449,19.55364],[-71.7429,19.58445],[-71.75865,19.70231],[-71.77419,19.73128],[-72.38946,20.27111],[-73.37289,20.43199],[-74.7289,18.71009],[-74.76465,18.06252],[-72.29523,17.48026],[-71.75671,18.03456],[-71.73783,18.07177],[-71.74994,18.11115],[-71.75465,18.14405],[-71.78271,18.18302],[-71.69952,18.34101],[-71.90875,18.45821],[-71.88102,18.50125],[-72.00201,18.62312],[-71.95412,18.64939],[-71.82556,18.62551],[-71.71885,18.78423]]]]}},{type:"Feature",properties:{iso1A2:"HU",iso1A3:"HUN",iso1N3:"348",wikidata:"Q28",nameEn:"Hungary",groups:["EU","151","150"],callingCodes:["36"]},geometry:{type:"MultiPolygon",coordinates:[[[[21.72525,48.34628],[21.67134,48.3989],[21.6068,48.50365],[21.44063,48.58456],[21.11516,48.49546],[20.83248,48.5824],[20.5215,48.53336],[20.29943,48.26104],[20.24312,48.2784],[19.92452,48.1283],[19.63338,48.25006],[19.52489,48.19791],[19.47957,48.09437],[19.28182,48.08336],[19.23924,48.0595],[19.01952,48.07052],[18.82176,48.04206],[18.76134,47.97499],[18.76821,47.87469],[18.8506,47.82308],[18.74074,47.8157],[18.66521,47.76772],[18.56496,47.76588],[18.29305,47.73541],[18.02938,47.75665],[17.71215,47.7548],[17.23699,48.02094],[17.16001,48.00636],[17.09786,47.97336],[17.11022,47.92461],[17.08275,47.87719],[17.00997,47.86245],[17.07039,47.81129],[17.05048,47.79377],[17.08893,47.70928],[16.87538,47.68895],[16.86509,47.72268],[16.82938,47.68432],[16.7511,47.67878],[16.72089,47.73469],[16.65679,47.74197],[16.61183,47.76171],[16.54779,47.75074],[16.53514,47.73837],[16.55129,47.72268],[16.4222,47.66537],[16.58699,47.61772],[16.64193,47.63114],[16.71059,47.52692],[16.64821,47.50155],[16.6718,47.46139],[16.57152,47.40868],[16.52414,47.41007],[16.49908,47.39416],[16.45104,47.41181],[16.47782,47.25918],[16.44142,47.25079],[16.43663,47.21127],[16.41739,47.20649],[16.42801,47.18422],[16.4523,47.18812],[16.46442,47.16845],[16.44932,47.14418],[16.52863,47.13974],[16.46134,47.09395],[16.52176,47.05747],[16.43936,47.03548],[16.51369,47.00084],[16.28202,47.00159],[16.27594,46.9643],[16.22403,46.939],[16.19904,46.94134],[16.10983,46.867],[16.14365,46.8547],[16.15711,46.85434],[16.21892,46.86961],[16.2365,46.87775],[16.2941,46.87137],[16.34547,46.83836],[16.3408,46.80641],[16.31303,46.79838],[16.30966,46.7787],[16.37816,46.69975],[16.42641,46.69228],[16.41863,46.66238],[16.38594,46.6549],[16.39217,46.63673],[16.50139,46.56684],[16.52885,46.53303],[16.52604,46.5051],[16.59527,46.47524],[16.6639,46.45203],[16.7154,46.39523],[16.8541,46.36255],[16.8903,46.28122],[17.14592,46.16697],[17.35672,45.95209],[17.56821,45.93728],[17.66545,45.84207],[17.87377,45.78522],[17.99805,45.79671],[18.08869,45.76511],[18.12439,45.78905],[18.44368,45.73972],[18.57483,45.80772],[18.6792,45.92057],[18.80211,45.87995],[18.81394,45.91329],[18.99712,45.93537],[19.01284,45.96529],[19.0791,45.96458],[19.10388,46.04015],[19.14543,45.9998],[19.28826,45.99694],[19.52473,46.1171],[19.56113,46.16824],[19.66007,46.19005],[19.81491,46.1313],[19.93508,46.17553],[20.01816,46.17696],[20.03533,46.14509],[20.09713,46.17315],[20.26068,46.12332],[20.28324,46.1438],[20.35573,46.16629],[20.45377,46.14405],[20.49718,46.18721],[20.63863,46.12728],[20.76085,46.21002],[20.74574,46.25467],[20.86797,46.28884],[21.06572,46.24897],[21.16872,46.30118],[21.28061,46.44941],[21.26929,46.4993],[21.33214,46.63035],[21.43926,46.65109],[21.5151,46.72147],[21.48935,46.7577],[21.52028,46.84118],[21.59307,46.86935],[21.59581,46.91628],[21.68645,46.99595],[21.648,47.03902],[21.78395,47.11104],[21.94463,47.38046],[22.01055,47.37767],[22.03389,47.42508],[22.00917,47.50492],[22.31816,47.76126],[22.41979,47.7391],[22.46559,47.76583],[22.67247,47.7871],[22.76617,47.8417],[22.77991,47.87211],[22.89849,47.95851],[22.84276,47.98602],[22.87847,48.04665],[22.81804,48.11363],[22.73427,48.12005],[22.66835,48.09162],[22.58733,48.10813],[22.59007,48.15121],[22.49806,48.25189],[22.38133,48.23726],[22.2083,48.42534],[22.14689,48.4005],[21.83339,48.36242],[21.8279,48.33321],[21.72525,48.34628]]]]}},{type:"Feature",properties:{iso1A2:"IC",wikidata:"Q5813",nameEn:"Canary Islands",country:"ES",groups:["EU","039","150"],isoStatus:"excRes",callingCodes:["34"]},geometry:{type:"MultiPolygon",coordinates:[[[[-15.92339,29.50503],[-25.3475,27.87574],[-14.43883,27.02969],[-9.94494,32.97138],[-15.92339,29.50503]]]]}},{type:"Feature",properties:{iso1A2:"ID",iso1A3:"IDN",iso1N3:"360",wikidata:"Q252",nameEn:"Indonesia",aliases:["RI"],groups:["035","142"],driveSide:"left",callingCodes:["62"]},geometry:{type:"MultiPolygon",coordinates:[[[[141.02352,0.08993],[128.97621,3.08804],[126.69413,6.02692],[124.97752,4.82064],[118.41402,3.99509],[118.07935,4.15511],[117.89538,4.16637],[117.67641,4.16535],[117.47313,4.18857],[117.25801,4.35108],[115.90217,4.37708],[115.58276,3.93499],[115.53713,3.14776],[115.11343,2.82879],[115.1721,2.49671],[114.80706,2.21665],[114.80706,1.92351],[114.57892,1.5],[114.03788,1.44787],[113.64677,1.23933],[113.01448,1.42832],[113.021,1.57819],[112.48648,1.56516],[112.2127,1.44135],[112.15679,1.17004],[111.94553,1.12016],[111.82846,0.99349],[111.55434,0.97864],[111.22979,1.08326],[110.62374,0.873],[110.49182,0.88088],[110.35354,0.98869],[109.66397,1.60425],[109.66397,1.79972],[109.57923,1.80624],[109.53794,1.91771],[109.62558,1.99182],[109.64506,2.08014],[109.71058,2.32059],[108.10426,5.42408],[105.01437,3.24936],[104.56723,1.44271],[104.34728,1.33529],[104.12282,1.27714],[104.03085,1.26954],[103.74084,1.12902],[103.66049,1.18825],[103.56591,1.19719],[103.03657,1.30383],[96.11174,6.69841],[74.28481,-3.17525],[122.14954,-11.52517],[125.68138,-9.85176],[125.09025,-9.46406],[124.97892,-9.19281],[125.04044,-9.17093],[125.09434,-9.19669],[125.18907,-9.16434],[125.18632,-9.03142],[125.11764,-8.96359],[124.97742,-9.08128],[124.94011,-8.85617],[124.46701,-9.13002],[124.45971,-9.30263],[124.38554,-9.3582],[124.35258,-9.43002],[124.3535,-9.48493],[124.28115,-9.50453],[124.28115,-9.42189],[124.21247,-9.36904],[124.14517,-9.42324],[124.10539,-9.41206],[124.04286,-9.34243],[124.04628,-9.22671],[124.33472,-9.11416],[124.92337,-8.75859],[125.31127,-8.22976],[125.65946,-8.06136],[125.87691,-8.31789],[127.42116,-8.22471],[127.55165,-9.05052],[140.88922,-9.34945],[141.00782,-9.1242],[141.01763,-6.90181],[140.85295,-6.72996],[140.99813,-6.3233],[141.02352,0.08993]]]]}},{type:"Feature",properties:{iso1A2:"IE",iso1A3:"IRL",iso1N3:"372",wikidata:"Q27",nameEn:"Ireland",groups:["EU","154","150"],driveSide:"left",callingCodes:["353"]},geometry:{type:"MultiPolygon",coordinates:[[[[-6.26218,54.09785],[-6.29003,54.11278],[-6.32694,54.09337],[-6.36279,54.11248],[-6.36605,54.07234],[-6.47849,54.06947],[-6.62842,54.03503],[-6.66264,54.0666],[-6.6382,54.17071],[-6.70175,54.20218],[-6.74575,54.18788],[-6.81583,54.22791],[-6.85179,54.29176],[-6.87775,54.34682],[-7.02034,54.4212],[-7.19145,54.31296],[-7.14908,54.22732],[-7.25012,54.20063],[-7.26316,54.13863],[-7.29493,54.12013],[-7.29687,54.1354],[-7.28017,54.16714],[-7.29157,54.17191],[-7.34005,54.14698],[-7.30553,54.11869],[-7.32834,54.11475],[-7.44567,54.1539],[-7.4799,54.12239],[-7.55812,54.12239],[-7.69501,54.20731],[-7.81397,54.20159],[-7.8596,54.21779],[-7.87101,54.29299],[-8.04555,54.36292],[-8.179,54.46763],[-8.04538,54.48941],[-7.99812,54.54427],[-7.8596,54.53671],[-7.70315,54.62077],[-7.93293,54.66603],[-7.83352,54.73854],[-7.75041,54.7103],[-7.64449,54.75265],[-7.54671,54.74606],[-7.54508,54.79401],[-7.47626,54.83084],[-7.4473,54.87003],[-7.44404,54.9403],[-7.40004,54.94498],[-7.4033,55.00391],[-7.34464,55.04688],[-7.2471,55.06933],[-6.9734,55.19878],[-6.71944,55.27952],[-6.79943,55.54107],[-7.93366,55.84142],[-22.01468,48.19557],[-5.79914,52.03902],[-5.37267,53.63269],[-5.83481,53.87749],[-6.26218,54.09785]]]]}},{type:"Feature",properties:{iso1A2:"IL",iso1A3:"ISR",iso1N3:"376",wikidata:"Q801",nameEn:"Israel",groups:["145","142"],callingCodes:["972"]},geometry:{type:"MultiPolygon",coordinates:[[[[34.052,31.46619],[34.29262,31.70393],[34.48681,31.59711],[34.56797,31.54197],[34.48892,31.48365],[34.40077,31.40926],[34.36505,31.36404],[34.37381,31.30598],[34.36523,31.28963],[34.29417,31.24194],[34.26742,31.21998],[34.92298,29.45305],[34.97718,29.54294],[34.98207,29.58147],[35.02147,29.66343],[35.14108,30.07374],[35.19183,30.34636],[35.16218,30.43535],[35.19595,30.50297],[35.21379,30.60401],[35.29311,30.71365],[35.33456,30.81224],[35.33984,30.8802],[35.41371,30.95565],[35.43658,31.12444],[35.40316,31.25535],[35.47672,31.49578],[35.39675,31.49572],[35.22921,31.37445],[35.13033,31.3551],[35.02459,31.35979],[34.92571,31.34337],[34.88932,31.37093],[34.87833,31.39321],[34.89756,31.43891],[34.93258,31.47816],[34.94356,31.50743],[34.9415,31.55601],[34.95249,31.59813],[35.00879,31.65426],[35.08226,31.69107],[35.10782,31.71594],[35.11895,31.71454],[35.12933,31.7325],[35.13931,31.73012],[35.15119,31.73634],[35.15474,31.73352],[35.16478,31.73242],[35.18023,31.72067],[35.20538,31.72388],[35.21937,31.71578],[35.22392,31.71899],[35.23972,31.70896],[35.24315,31.71244],[35.2438,31.7201],[35.24981,31.72543],[35.25182,31.73945],[35.26319,31.74846],[35.25225,31.7678],[35.26058,31.79064],[35.25573,31.81362],[35.26404,31.82567],[35.251,31.83085],[35.25753,31.8387],[35.24816,31.8458],[35.2304,31.84222],[35.2249,31.85433],[35.22817,31.8638],[35.22567,31.86745],[35.22294,31.87889],[35.22014,31.88264],[35.2136,31.88241],[35.21276,31.88153],[35.21016,31.88237],[35.20945,31.8815],[35.20791,31.8821],[35.20673,31.88151],[35.20381,31.86716],[35.21128,31.863],[35.216,31.83894],[35.21469,31.81835],[35.19461,31.82687],[35.18169,31.82542],[35.18603,31.80901],[35.14174,31.81325],[35.07677,31.85627],[35.05617,31.85685],[35.01978,31.82944],[34.9724,31.83352],[34.99712,31.85569],[35.03489,31.85919],[35.03978,31.89276],[35.03489,31.92448],[35.00124,31.93264],[34.98682,31.96935],[35.00261,32.027],[34.9863,32.09551],[34.99437,32.10962],[34.98507,32.12606],[34.99039,32.14626],[34.96009,32.17503],[34.95703,32.19522],[34.98885,32.20758],[35.01841,32.23981],[35.02939,32.2671],[35.01119,32.28684],[35.01772,32.33863],[35.04243,32.35008],[35.05142,32.3667],[35.0421,32.38242],[35.05311,32.4024],[35.05423,32.41754],[35.07059,32.4585],[35.08564,32.46948],[35.09236,32.47614],[35.10024,32.47856],[35.10882,32.4757],[35.15937,32.50466],[35.2244,32.55289],[35.25049,32.52453],[35.29306,32.50947],[35.30685,32.51024],[35.35212,32.52047],[35.40224,32.50136],[35.42034,32.46009],[35.41598,32.45593],[35.41048,32.43706],[35.42078,32.41562],[35.55807,32.38674],[35.55494,32.42687],[35.57485,32.48669],[35.56614,32.64393],[35.59813,32.65159],[35.61669,32.67999],[35.66527,32.681],[35.68467,32.70715],[35.75983,32.74803],[35.78745,32.77938],[35.83758,32.82817],[35.84021,32.8725],[35.87012,32.91976],[35.89298,32.9456],[35.87188,32.98028],[35.84802,33.1031],[35.81911,33.11077],[35.81911,33.1336],[35.84285,33.16673],[35.83846,33.19397],[35.81647,33.2028],[35.81295,33.24841],[35.77513,33.27342],[35.813,33.3172],[35.77477,33.33609],[35.62019,33.27278],[35.62283,33.24226],[35.58502,33.26653],[35.58326,33.28381],[35.56523,33.28969],[35.55555,33.25844],[35.54544,33.25513],[35.54808,33.236],[35.5362,33.23196],[35.54228,33.19865],[35.52573,33.11921],[35.50335,33.114],[35.50272,33.09056],[35.448,33.09264],[35.43059,33.06659],[35.35223,33.05617],[35.31429,33.10515],[35.1924,33.08743],[35.10645,33.09318],[34.78515,33.20368],[33.62659,31.82938],[34.052,31.46619]]]]}},{type:"Feature",properties:{iso1A2:"IM",iso1A3:"IMN",iso1N3:"833",wikidata:"Q9676",nameEn:"Isle of Man",country:"GB",groups:["154","150"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["44 01624","44 07624","44 07524","44 07924"]},geometry:{type:"MultiPolygon",coordinates:[[[[-3.64906,54.12723],[-4.1819,54.57861],[-5.83481,53.87749],[-5.37267,53.63269],[-3.64906,54.12723]]]]}},{type:"Feature",properties:{iso1A2:"IN",iso1A3:"IND",iso1N3:"356",wikidata:"Q668",nameEn:"India",groups:["034","142"],driveSide:"left",callingCodes:["91"]},geometry:{type:"MultiPolygon",coordinates:[[[[78.11664,35.48022],[77.80532,35.52058],[77.70232,35.46244],[77.44277,35.46132],[76.96624,35.5932],[76.84539,35.67356],[76.77323,35.66062],[76.75475,35.52617],[76.85088,35.39754],[76.93465,35.39866],[77.11796,35.05419],[76.99251,34.93349],[76.87193,34.96906],[76.74514,34.92488],[76.74377,34.84039],[76.67648,34.76371],[76.47186,34.78965],[76.15463,34.6429],[76.04614,34.67566],[75.75438,34.51827],[75.38009,34.55021],[75.01479,34.64629],[74.6663,34.703],[74.58083,34.77386],[74.31239,34.79626],[74.12897,34.70073],[73.96423,34.68244],[73.93401,34.63386],[73.93951,34.57169],[73.89419,34.54568],[73.88732,34.48911],[73.74999,34.3781],[73.74862,34.34183],[73.8475,34.32935],[73.90517,34.35317],[73.98208,34.2522],[73.90677,34.10504],[73.88732,34.05105],[73.91341,34.01235],[74.21554,34.03853],[74.25262,34.01577],[74.26086,33.92237],[74.14001,33.83002],[74.05898,33.82089],[74.00891,33.75437],[73.96423,33.73071],[73.98968,33.66155],[73.97367,33.64061],[74.03576,33.56718],[74.10115,33.56392],[74.18121,33.4745],[74.17983,33.3679],[74.08782,33.26232],[74.01366,33.25199],[74.02144,33.18908],[74.15374,33.13477],[74.17571,33.07495],[74.31854,33.02891],[74.34875,32.97823],[74.31227,32.92795],[74.41467,32.90563],[74.45312,32.77755],[74.6289,32.75561],[74.64675,32.82604],[74.7113,32.84219],[74.65345,32.71225],[74.69542,32.66792],[74.64424,32.60985],[74.65251,32.56416],[74.67431,32.56676],[74.68362,32.49298],[74.84725,32.49075],[74.97634,32.45367],[75.03265,32.49538],[75.28259,32.36556],[75.38046,32.26836],[75.25649,32.10187],[75.00793,32.03786],[74.9269,32.0658],[74.86236,32.04485],[74.79919,31.95983],[74.58907,31.87824],[74.47771,31.72227],[74.57498,31.60382],[74.61517,31.55698],[74.59319,31.50197],[74.64713,31.45605],[74.59773,31.4136],[74.53223,31.30321],[74.51629,31.13829],[74.56023,31.08303],[74.60281,31.10419],[74.60006,31.13711],[74.6852,31.12771],[74.67971,31.05479],[74.5616,31.04153],[73.88993,30.36305],[73.95736,30.28466],[73.97225,30.19829],[73.80299,30.06969],[73.58665,30.01848],[73.3962,29.94707],[73.28094,29.56646],[73.05886,29.1878],[73.01337,29.16422],[72.94272,29.02487],[72.40402,28.78283],[72.29495,28.66367],[72.20329,28.3869],[71.9244,28.11555],[71.89921,27.96035],[70.79054,27.68423],[70.60927,28.02178],[70.37307,28.01208],[70.12502,27.8057],[70.03136,27.56627],[69.58519,27.18109],[69.50904,26.74892],[69.88555,26.56836],[70.05584,26.60398],[70.17532,26.55362],[70.17532,26.24118],[70.08193,26.08094],[70.0985,25.93238],[70.2687,25.71156],[70.37444,25.67443],[70.53649,25.68928],[70.60378,25.71898],[70.67382,25.68186],[70.66695,25.39314],[70.89148,25.15064],[70.94002,24.92843],[71.09405,24.69017],[70.97594,24.60904],[71.00341,24.46038],[71.12838,24.42662],[71.04461,24.34657],[70.94985,24.3791],[70.85784,24.30903],[70.88393,24.27398],[70.71502,24.23517],[70.57906,24.27774],[70.5667,24.43787],[70.11712,24.30915],[70.03428,24.172],[69.73335,24.17007],[69.59579,24.29777],[69.29778,24.28712],[69.19341,24.25646],[69.07806,24.29777],[68.97781,24.26021],[68.90914,24.33156],[68.7416,24.31904],[68.74643,23.97027],[68.39339,23.96838],[68.20763,23.85849],[68.11329,23.53945],[72.15131,7.6285],[78.52781,7.63099],[79.50447,8.91876],[79.42124,9.80115],[80.48418,10.20786],[94.53911,5.99016],[94.6371,13.81803],[92.61042,13.76986],[89.13606,21.42955],[89.13927,21.60785],[89.03553,21.77397],[89.07114,22.15335],[88.9367,22.58527],[88.94614,22.66941],[88.9151,22.75228],[88.96713,22.83346],[88.87063,22.95235],[88.88327,23.03885],[88.86377,23.08759],[88.99148,23.21134],[88.71133,23.2492],[88.79254,23.46028],[88.79351,23.50535],[88.74841,23.47361],[88.56507,23.64044],[88.58087,23.87105],[88.66189,23.87607],[88.73743,23.91751],[88.6976,24.14703],[88.74841,24.1959],[88.68801,24.31464],[88.50934,24.32474],[88.12296,24.51301],[88.08786,24.63232],[88.00683,24.66477],[88.15515,24.85806],[88.14004,24.93529],[88.21832,24.96642],[88.27325,24.88796],[88.33917,24.86803],[88.46277,25.07468],[88.44766,25.20149],[88.94067,25.18534],[89.00463,25.26583],[89.01105,25.30303],[88.85278,25.34679],[88.81296,25.51546],[88.677,25.46959],[88.4559,25.59227],[88.45103,25.66245],[88.242,25.80811],[88.13138,25.78773],[88.08804,25.91334],[88.16581,26.0238],[88.1844,26.14417],[88.34757,26.22216],[88.35153,26.29123],[88.51649,26.35923],[88.48749,26.45855],[88.36938,26.48683],[88.35153,26.45241],[88.33093,26.48929],[88.41196,26.63837],[88.4298,26.54489],[88.62144,26.46783],[88.69485,26.38353],[88.67837,26.26291],[88.78961,26.31093],[88.85004,26.23211],[89.05328,26.2469],[88.91321,26.37984],[88.92357,26.40711],[88.95612,26.4564],[89.08899,26.38845],[89.15869,26.13708],[89.35953,26.0077],[89.53515,26.00382],[89.57101,25.9682],[89.63968,26.22595],[89.70201,26.15138],[89.73581,26.15818],[89.77865,26.08387],[89.77728,26.04254],[89.86592,25.93115],[89.80585,25.82489],[89.84388,25.70042],[89.86129,25.61714],[89.81208,25.37244],[89.84086,25.31854],[89.83371,25.29548],[89.87629,25.28337],[89.90478,25.31038],[90.1155,25.22686],[90.40034,25.1534],[90.65042,25.17788],[90.87427,25.15799],[91.25517,25.20677],[91.63648,25.12846],[92.0316,25.1834],[92.33957,25.07593],[92.39147,25.01471],[92.49887,24.88796],[92.38626,24.86055],[92.25854,24.9191],[92.15796,24.54435],[92.11662,24.38997],[91.96603,24.3799],[91.89258,24.14674],[91.82596,24.22345],[91.76004,24.23848],[91.73257,24.14703],[91.65292,24.22095],[91.63782,24.1132],[91.55542,24.08687],[91.37414,24.10693],[91.35741,23.99072],[91.29587,24.0041],[91.22308,23.89616],[91.25192,23.83463],[91.15579,23.6599],[91.28293,23.37538],[91.36453,23.06612],[91.40848,23.07117],[91.4035,23.27522],[91.46615,23.2328],[91.54993,23.01051],[91.61571,22.93929],[91.7324,23.00043],[91.81634,23.08001],[91.76417,23.26619],[91.84789,23.42235],[91.95642,23.47361],[91.95093,23.73284],[92.04706,23.64229],[92.15417,23.73409],[92.26541,23.70392],[92.38214,23.28705],[92.37665,22.9435],[92.5181,22.71441],[92.60029,22.1522],[92.56616,22.13554],[92.60949,21.97638],[92.67532,22.03547],[92.70416,22.16017],[92.86208,22.05456],[92.89504,21.95143],[92.93899,22.02656],[92.99804,21.98964],[92.99255,22.05965],[93.04885,22.20595],[93.15734,22.18687],[93.14224,22.24535],[93.19991,22.25425],[93.18206,22.43716],[93.13537,22.45873],[93.11477,22.54374],[93.134,22.59573],[93.09417,22.69459],[93.134,22.92498],[93.12988,23.05772],[93.2878,23.00464],[93.38478,23.13698],[93.36862,23.35426],[93.38781,23.36139],[93.39981,23.38828],[93.38805,23.4728],[93.43475,23.68299],[93.3908,23.7622],[93.3908,23.92925],[93.36059,23.93176],[93.32351,24.04468],[93.34735,24.10151],[93.41415,24.07854],[93.46633,23.97067],[93.50616,23.94432],[93.62871,24.00922],[93.75952,24.0003],[93.80279,23.92549],[93.92089,23.95812],[94.14081,23.83333],[94.30215,24.23752],[94.32362,24.27692],[94.45279,24.56656],[94.50729,24.59281],[94.5526,24.70764],[94.60204,24.70889],[94.73937,25.00545],[94.74212,25.13606],[94.57458,25.20318],[94.68032,25.47003],[94.80117,25.49359],[95.18556,26.07338],[95.11428,26.1019],[95.12801,26.38397],[95.05798,26.45408],[95.23513,26.68499],[95.30339,26.65372],[95.437,26.7083],[95.81603,27.01335],[95.93002,27.04149],[96.04949,27.19428],[96.15591,27.24572],[96.40779,27.29818],[96.55761,27.29928],[96.73888,27.36638],[96.88445,27.25046],[96.85287,27.2065],[96.89132,27.17474],[97.14675,27.09041],[97.17422,27.14052],[96.91431,27.45752],[96.90112,27.62149],[97.29919,27.92233],[97.35824,27.87256],[97.38845,28.01329],[97.35412,28.06663],[97.31292,28.06784],[97.34547,28.21385],[97.1289,28.3619],[96.98882,28.32564],[96.88445,28.39452],[96.85561,28.4875],[96.6455,28.61657],[96.48895,28.42955],[96.40929,28.51526],[96.61391,28.72742],[96.3626,29.10607],[96.20467,29.02325],[96.18682,29.11087],[96.31316,29.18643],[96.05361,29.38167],[95.84899,29.31464],[95.75149,29.32063],[95.72086,29.20797],[95.50842,29.13487],[95.41091,29.13007],[95.3038,29.13847],[95.26122,29.07727],[95.2214,29.10727],[95.11291,29.09527],[95.0978,29.14446],[94.81353,29.17804],[94.69318,29.31739],[94.2752,29.11687],[94.35897,29.01965],[93.72797,28.68821],[93.44621,28.67189],[93.18069,28.50319],[93.14635,28.37035],[92.93075,28.25671],[92.67486,28.15018],[92.65472,28.07632],[92.73025,28.05814],[92.7275,27.98662],[92.42538,27.80092],[92.32101,27.79363],[92.27432,27.89077],[91.87057,27.7195],[91.84722,27.76325],[91.6469,27.76358],[91.55819,27.6144],[91.65007,27.48287],[92.01132,27.47352],[92.12019,27.27829],[92.04702,27.26861],[92.03457,27.07334],[92.11863,26.893],[92.05523,26.8692],[91.83181,26.87318],[91.50067,26.79223],[90.67715,26.77215],[90.48504,26.8594],[90.39271,26.90704],[90.30402,26.85098],[90.04535,26.72422],[89.86124,26.73307],[89.63369,26.74402],[89.42349,26.83727],[89.3901,26.84225],[89.38319,26.85963],[89.37913,26.86224],[89.1926,26.81329],[89.12825,26.81661],[89.09554,26.89089],[88.95807,26.92668],[88.92301,26.99286],[88.8714,26.97488],[88.86984,27.10937],[88.74219,27.144],[88.91901,27.32483],[88.82981,27.38814],[88.77517,27.45415],[88.88091,27.85192],[88.83559,28.01936],[88.63235,28.12356],[88.54858,28.06057],[88.25332,27.9478],[88.1278,27.95417],[88.13378,27.88015],[88.1973,27.85067],[88.19107,27.79285],[88.04008,27.49223],[88.07277,27.43007],[88.01646,27.21612],[88.01587,27.21388],[87.9887,27.11045],[88.11719,26.98758],[88.13422,26.98705],[88.12302,26.95324],[88.19107,26.75516],[88.1659,26.68177],[88.16452,26.64111],[88.09963,26.54195],[88.09414,26.43732],[88.00895,26.36029],[87.90115,26.44923],[87.89085,26.48565],[87.84193,26.43663],[87.7918,26.46737],[87.76004,26.40711],[87.67893,26.43501],[87.66803,26.40294],[87.59175,26.38342],[87.55274,26.40596],[87.51571,26.43106],[87.46566,26.44058],[87.37314,26.40815],[87.34568,26.34787],[87.26568,26.37294],[87.26587,26.40592],[87.24682,26.4143],[87.18863,26.40558],[87.14751,26.40542],[87.09147,26.45039],[87.0707,26.58571],[87.04691,26.58685],[87.01559,26.53228],[86.95912,26.52076],[86.94543,26.52076],[86.82898,26.43919],[86.76797,26.45892],[86.74025,26.42386],[86.69124,26.45169],[86.62686,26.46891],[86.61313,26.48658],[86.57073,26.49825],[86.54258,26.53819],[86.49726,26.54218],[86.31564,26.61925],[86.26235,26.61886],[86.22513,26.58863],[86.13596,26.60651],[86.02729,26.66756],[85.8492,26.56667],[85.85126,26.60866],[85.83126,26.61134],[85.76907,26.63076],[85.72315,26.67471],[85.73483,26.79613],[85.66239,26.84822],[85.61621,26.86721],[85.59461,26.85161],[85.5757,26.85955],[85.56471,26.84133],[85.47752,26.79292],[85.34302,26.74954],[85.21159,26.75933],[85.18046,26.80519],[85.19291,26.86909],[85.15883,26.86966],[85.02635,26.85381],[85.05592,26.88991],[85.00536,26.89523],[84.97186,26.9149],[84.96687,26.95599],[84.85754,26.98984],[84.82913,27.01989],[84.793,26.9968],[84.64496,27.04669],[84.69166,27.21294],[84.62161,27.33885],[84.29315,27.39],[84.25735,27.44941],[84.21376,27.45218],[84.10791,27.52399],[84.02229,27.43836],[83.93306,27.44939],[83.86182,27.4241],[83.85595,27.35797],[83.61288,27.47013],[83.39495,27.4798],[83.38872,27.39276],[83.35136,27.33885],[83.29999,27.32778],[83.2673,27.36235],[83.27197,27.38309],[83.19413,27.45632],[82.94938,27.46036],[82.93261,27.50328],[82.74119,27.49838],[82.70378,27.72122],[82.46405,27.6716],[82.06554,27.92222],[81.97214,27.93322],[81.91223,27.84995],[81.47867,28.08303],[81.48179,28.12148],[81.38683,28.17638],[81.32923,28.13521],[81.19847,28.36284],[81.08507,28.38346],[80.89648,28.47237],[80.55142,28.69182],[80.50575,28.6706],[80.52443,28.54897],[80.44504,28.63098],[80.37188,28.63371],[80.12125,28.82346],[80.06957,28.82763],[80.05743,28.91479],[80.18085,29.13649],[80.23178,29.11626],[80.26602,29.13938],[80.24112,29.21414],[80.28626,29.20327],[80.31428,29.30784],[80.24322,29.44299],[80.37939,29.57098],[80.41858,29.63581],[80.38428,29.68513],[80.36803,29.73865],[80.41554,29.79451],[80.43458,29.80466],[80.48997,29.79566],[80.56247,29.86661],[80.56957,29.88176],[80.60226,29.95732],[80.67076,29.95732],[80.8778,30.13384],[80.93695,30.18229],[81.03953,30.20059],[80.83343,30.32023],[80.54504,30.44936],[80.20721,30.58541],[79.93255,30.88288],[79.59884,30.93943],[79.22805,31.34963],[79.14016,31.43403],[79.01931,31.42817],[78.77898,31.31209],[78.71032,31.50197],[78.84516,31.60631],[78.69933,31.78723],[78.78036,31.99478],[78.74404,32.00384],[78.68754,32.10256],[78.49609,32.2762],[78.4645,32.45367],[78.38897,32.53938],[78.73916,32.69438],[78.7831,32.46873],[78.96713,32.33655],[78.99322,32.37948],[79.0979,32.38051],[79.13174,32.47766],[79.26768,32.53277],[79.46562,32.69668],[79.14016,33.02545],[79.15252,33.17156],[78.73636,33.56521],[78.67599,33.66445],[78.77349,33.73871],[78.73367,34.01121],[78.65657,34.03195],[78.66225,34.08858],[78.91769,34.15452],[78.99802,34.3027],[79.05364,34.32482],[78.74465,34.45174],[78.56475,34.50835],[78.54964,34.57283],[78.27781,34.61484],[78.18435,34.7998],[78.22692,34.88771],[78.00033,35.23954],[78.03466,35.3785],[78.11664,35.48022]]]]}},{type:"Feature",properties:{iso1A2:"IO",iso1A3:"IOT",iso1N3:"086",wikidata:"Q43448",nameEn:"British Indian Ocean Territory",country:"GB",groups:["014","202","002"],callingCodes:["246"]},geometry:{type:"MultiPolygon",coordinates:[[[[70.64754,-4.95745],[70.67958,-8.2663],[73.70488,-4.92492],[70.64754,-4.95745]]]]}},{type:"Feature",properties:{iso1A2:"IQ",iso1A3:"IRQ",iso1N3:"368",wikidata:"Q796",nameEn:"Iraq",groups:["145","142"],callingCodes:["964"]},geometry:{type:"MultiPolygon",coordinates:[[[[42.78887,37.38615],[42.56725,37.14878],[42.35724,37.10998],[42.36697,37.0627],[41.81736,36.58782],[41.40058,36.52502],[41.28864,36.35368],[41.2564,36.06012],[41.37027,35.84095],[41.38184,35.62502],[41.26569,35.42708],[41.21654,35.1508],[41.2345,34.80049],[41.12388,34.65742],[40.97676,34.39788],[40.64314,34.31604],[38.79171,33.37328],[39.08202,32.50304],[38.98762,32.47694],[39.04251,32.30203],[39.26157,32.35555],[39.29903,32.23259],[40.01521,32.05667],[42.97601,30.72204],[42.97796,30.48295],[44.72255,29.19736],[46.42415,29.05947],[46.5527,29.10283],[46.89695,29.50584],[47.15166,30.01044],[47.37192,30.10421],[47.7095,30.10453],[48.01114,29.98906],[48.06782,30.02906],[48.17332,30.02448],[48.40479,29.85763],[48.59531,29.66815],[48.83867,29.78572],[48.61441,29.93675],[48.51011,29.96238],[48.44785,30.00148],[48.4494,30.04456],[48.43384,30.08233],[48.38869,30.11062],[48.38714,30.13485],[48.41671,30.17254],[48.41117,30.19846],[48.26393,30.3408],[48.24385,30.33846],[48.21279,30.31644],[48.19425,30.32796],[48.18321,30.39703],[48.14585,30.44133],[48.02443,30.4789],[48.03221,30.9967],[47.68219,31.00004],[47.6804,31.39086],[47.86337,31.78422],[47.64771,32.07666],[47.52474,32.15972],[47.57144,32.20583],[47.37529,32.47808],[47.17218,32.45393],[46.46788,32.91992],[46.32298,32.9731],[46.17198,32.95612],[46.09103,32.98354],[46.15175,33.07229],[46.03966,33.09577],[46.05367,33.13097],[46.11905,33.11924],[46.20623,33.20395],[45.99919,33.5082],[45.86687,33.49263],[45.96183,33.55751],[45.89801,33.63661],[45.77814,33.60938],[45.50261,33.94968],[45.42789,33.9458],[45.41077,33.97421],[45.47264,34.03099],[45.56176,34.15088],[45.58667,34.30147],[45.53552,34.35148],[45.49171,34.3439],[45.46697,34.38221],[45.43879,34.45949],[45.51883,34.47692],[45.53219,34.60441],[45.59074,34.55558],[45.60224,34.55057],[45.73923,34.54416],[45.70031,34.69277],[45.65672,34.7222],[45.68284,34.76624],[45.70031,34.82322],[45.73641,34.83975],[45.79682,34.85133],[45.78904,34.91135],[45.86532,34.89858],[45.89477,34.95805],[45.87864,35.03441],[45.92173,35.0465],[45.92203,35.09538],[45.93108,35.08148],[45.94756,35.09188],[46.06508,35.03699],[46.07747,35.0838],[46.11763,35.07551],[46.19116,35.11097],[46.15642,35.1268],[46.16229,35.16984],[46.19738,35.18536],[46.18457,35.22561],[46.11367,35.23729],[46.15474,35.2883],[46.13152,35.32548],[46.05358,35.38568],[45.98453,35.49848],[46.01518,35.52012],[45.97584,35.58132],[46.03028,35.57416],[46.01307,35.59756],[46.0165,35.61501],[45.99452,35.63574],[46.0117,35.65059],[46.01631,35.69139],[46.23736,35.71414],[46.34166,35.78363],[46.32921,35.82655],[46.17198,35.8013],[46.08325,35.8581],[45.94711,35.82218],[45.89784,35.83708],[45.81442,35.82107],[45.76145,35.79898],[45.6645,35.92872],[45.60018,35.96069],[45.55245,35.99943],[45.46594,36.00042],[45.38275,35.97156],[45.33916,35.99424],[45.37652,36.06222],[45.37312,36.09917],[45.32235,36.17383],[45.30038,36.27769],[45.26261,36.3001],[45.27394,36.35846],[45.23953,36.43257],[45.11811,36.40751],[45.00759,36.5402],[45.06985,36.62645],[45.06985,36.6814],[45.01537,36.75128],[44.84725,36.77622],[44.83479,36.81362],[44.90173,36.86096],[44.91199,36.91468],[44.89862,37.01897],[44.81611,37.04383],[44.75229,37.11958],[44.78319,37.1431],[44.76698,37.16162],[44.63179,37.19229],[44.42631,37.05825],[44.38117,37.05825],[44.35315,37.04955],[44.35937,37.02843],[44.30645,36.97373],[44.25975,36.98119],[44.18503,37.09551],[44.22239,37.15756],[44.27998,37.16501],[44.2613,37.25055],[44.13521,37.32486],[44.02002,37.33229],[43.90949,37.22453],[43.84878,37.22205],[43.82699,37.19477],[43.8052,37.22825],[43.7009,37.23692],[43.63085,37.21957],[43.56702,37.25675],[43.50787,37.24436],[43.33508,37.33105],[43.30083,37.30629],[43.11403,37.37436],[42.93705,37.32015],[42.78887,37.38615]]]]}},{type:"Feature",properties:{iso1A2:"IR",iso1A3:"IRN",iso1N3:"364",wikidata:"Q794",nameEn:"Iran",groups:["034","142"],callingCodes:["98"]},geometry:{type:"MultiPolygon",coordinates:[[[[44.96746,39.42998],[44.88916,39.59653],[44.81043,39.62677],[44.71806,39.71124],[44.65422,39.72163],[44.6137,39.78393],[44.47298,39.68788],[44.48111,39.61579],[44.41849,39.56659],[44.42832,39.4131],[44.37921,39.4131],[44.29818,39.378],[44.22452,39.4169],[44.03667,39.39223],[44.1043,39.19842],[44.20946,39.13975],[44.18863,38.93881],[44.30322,38.81581],[44.26155,38.71427],[44.28065,38.6465],[44.32058,38.62752],[44.3207,38.49799],[44.3119,38.37887],[44.38309,38.36117],[44.44386,38.38295],[44.50115,38.33939],[44.42476,38.25763],[44.22509,37.88859],[44.3883,37.85433],[44.45948,37.77065],[44.55498,37.783],[44.62096,37.71985],[44.56887,37.6429],[44.61401,37.60165],[44.58449,37.45018],[44.81021,37.2915],[44.75986,37.21549],[44.7868,37.16644],[44.78319,37.1431],[44.75229,37.11958],[44.81611,37.04383],[44.89862,37.01897],[44.91199,36.91468],[44.90173,36.86096],[44.83479,36.81362],[44.84725,36.77622],[45.01537,36.75128],[45.06985,36.6814],[45.06985,36.62645],[45.00759,36.5402],[45.11811,36.40751],[45.23953,36.43257],[45.27394,36.35846],[45.26261,36.3001],[45.30038,36.27769],[45.32235,36.17383],[45.37312,36.09917],[45.37652,36.06222],[45.33916,35.99424],[45.38275,35.97156],[45.46594,36.00042],[45.55245,35.99943],[45.60018,35.96069],[45.6645,35.92872],[45.76145,35.79898],[45.81442,35.82107],[45.89784,35.83708],[45.94711,35.82218],[46.08325,35.8581],[46.17198,35.8013],[46.32921,35.82655],[46.34166,35.78363],[46.23736,35.71414],[46.01631,35.69139],[46.0117,35.65059],[45.99452,35.63574],[46.0165,35.61501],[46.01307,35.59756],[46.03028,35.57416],[45.97584,35.58132],[46.01518,35.52012],[45.98453,35.49848],[46.05358,35.38568],[46.13152,35.32548],[46.15474,35.2883],[46.11367,35.23729],[46.18457,35.22561],[46.19738,35.18536],[46.16229,35.16984],[46.15642,35.1268],[46.19116,35.11097],[46.11763,35.07551],[46.07747,35.0838],[46.06508,35.03699],[45.94756,35.09188],[45.93108,35.08148],[45.92203,35.09538],[45.92173,35.0465],[45.87864,35.03441],[45.89477,34.95805],[45.86532,34.89858],[45.78904,34.91135],[45.79682,34.85133],[45.73641,34.83975],[45.70031,34.82322],[45.68284,34.76624],[45.65672,34.7222],[45.70031,34.69277],[45.73923,34.54416],[45.60224,34.55057],[45.59074,34.55558],[45.53219,34.60441],[45.51883,34.47692],[45.43879,34.45949],[45.46697,34.38221],[45.49171,34.3439],[45.53552,34.35148],[45.58667,34.30147],[45.56176,34.15088],[45.47264,34.03099],[45.41077,33.97421],[45.42789,33.9458],[45.50261,33.94968],[45.77814,33.60938],[45.89801,33.63661],[45.96183,33.55751],[45.86687,33.49263],[45.99919,33.5082],[46.20623,33.20395],[46.11905,33.11924],[46.05367,33.13097],[46.03966,33.09577],[46.15175,33.07229],[46.09103,32.98354],[46.17198,32.95612],[46.32298,32.9731],[46.46788,32.91992],[47.17218,32.45393],[47.37529,32.47808],[47.57144,32.20583],[47.52474,32.15972],[47.64771,32.07666],[47.86337,31.78422],[47.6804,31.39086],[47.68219,31.00004],[48.03221,30.9967],[48.02443,30.4789],[48.14585,30.44133],[48.18321,30.39703],[48.19425,30.32796],[48.21279,30.31644],[48.24385,30.33846],[48.26393,30.3408],[48.41117,30.19846],[48.41671,30.17254],[48.38714,30.13485],[48.38869,30.11062],[48.43384,30.08233],[48.4494,30.04456],[48.44785,30.00148],[48.51011,29.96238],[48.61441,29.93675],[48.83867,29.78572],[49.98877,27.87827],[50.37726,27.89227],[54.39838,25.68383],[55.14145,25.62624],[55.81777,26.18798],[56.2644,26.58649],[56.68954,26.76645],[56.79239,26.41236],[56.82555,25.7713],[56.86325,25.03856],[61.5251,24.57287],[61.57592,25.0492],[61.6433,25.27541],[61.683,25.66638],[61.83968,25.7538],[61.83831,26.07249],[61.89391,26.26251],[62.05117,26.31647],[62.21304,26.26601],[62.31484,26.528],[62.77352,26.64099],[63.1889,26.65072],[63.18688,26.83844],[63.25005,26.84212],[63.25005,27.08692],[63.32283,27.14437],[63.19649,27.25674],[62.80604,27.22412],[62.79684,27.34381],[62.84905,27.47627],[62.7638,28.02992],[62.79412,28.28108],[62.59499,28.24842],[62.40259,28.42703],[61.93581,28.55284],[61.65978,28.77937],[61.53765,29.00507],[61.31508,29.38903],[60.87231,29.86514],[61.80829,30.84224],[61.78268,30.92724],[61.8335,30.97669],[61.83257,31.0452],[61.80957,31.12576],[61.80569,31.16167],[61.70929,31.37391],[60.84541,31.49561],[60.86191,32.22565],[60.56485,33.12944],[60.88908,33.50219],[60.91133,33.55596],[60.69573,33.56054],[60.57762,33.59772],[60.5485,33.73422],[60.5838,33.80793],[60.50209,34.13992],[60.66502,34.31539],[60.91321,34.30411],[60.72316,34.52857],[60.99922,34.63064],[61.00197,34.70631],[61.06926,34.82139],[61.12831,35.09938],[61.0991,35.27845],[61.18187,35.30249],[61.27371,35.61482],[61.22719,35.67038],[61.26152,35.80749],[61.22444,35.92879],[61.12007,35.95992],[61.22719,36.12759],[61.1393,36.38782],[61.18187,36.55348],[61.14516,36.64644],[60.34767,36.63214],[60.00768,37.04102],[59.74678,37.12499],[59.55178,37.13594],[59.39385,37.34257],[59.39797,37.47892],[59.33507,37.53146],[59.22905,37.51161],[58.9338,37.67374],[58.6921,37.64548],[58.5479,37.70526],[58.47786,37.6433],[58.39959,37.63134],[58.22999,37.6856],[58.21399,37.77281],[57.79534,37.89299],[57.35042,37.98546],[57.37236,38.09321],[57.21169,38.28965],[57.03453,38.18717],[56.73928,38.27887],[56.62255,38.24005],[56.43303,38.26054],[56.32454,38.18502],[56.33278,38.08132],[55.97847,38.08024],[55.76561,38.12238],[55.44152,38.08564],[55.13412,37.94705],[54.851,37.75739],[54.77684,37.62264],[54.81804,37.61285],[54.77822,37.51597],[54.67247,37.43532],[54.58664,37.45809],[54.36211,37.34912],[54.24565,37.32047],[53.89734,37.3464],[48.88288,38.43975],[48.84969,38.45015],[48.81072,38.44853],[48.78979,38.45026],[48.70001,38.40564],[48.62217,38.40198],[48.58793,38.45076],[48.45084,38.61013],[48.3146,38.59958],[48.24773,38.71883],[48.02581,38.82705],[48.01409,38.90333],[48.07734,38.91616],[48.08627,38.94434],[48.28437,38.97186],[48.33884,39.03022],[48.31239,39.09278],[48.15361,39.19419],[48.12404,39.25208],[48.15984,39.30028],[48.37385,39.37584],[48.34264,39.42935],[47.98977,39.70999],[47.84774,39.66285],[47.50099,39.49615],[47.38978,39.45999],[47.31301,39.37492],[47.05927,39.24846],[47.05771,39.20143],[46.95341,39.13505],[46.92539,39.16644],[46.83822,39.13143],[46.75752,39.03231],[46.53497,38.86548],[46.34059,38.92076],[46.20601,38.85262],[46.14785,38.84206],[46.06766,38.87861],[46.00228,38.87376],[45.94624,38.89072],[45.90266,38.87739],[45.83883,38.90768],[45.65172,38.95199],[45.6155,38.94304],[45.6131,38.964],[45.44966,38.99243],[45.44811,39.04927],[45.40452,39.07224],[45.40148,39.09007],[45.30489,39.18333],[45.16168,39.21952],[45.08751,39.35052],[45.05932,39.36435],[44.96746,39.42998]]]]}},{type:"Feature",properties:{iso1A2:"IS",iso1A3:"ISL",iso1N3:"352",wikidata:"Q189",nameEn:"Iceland",groups:["154","150"],callingCodes:["354"]},geometry:{type:"MultiPolygon",coordinates:[[[[-33.15676,62.62995],[-8.25539,63.0423],[-15.70914,69.67442],[-33.15676,62.62995]]]]}},{type:"Feature",properties:{iso1A2:"IT",iso1A3:"ITA",iso1N3:"380",wikidata:"Q38",nameEn:"Italy",groups:["EU","039","150"],callingCodes:["39"]},geometry:{type:"MultiPolygon",coordinates:[[[[8.95861,45.96485],[8.97604,45.96151],[8.97741,45.98317],[8.96668,45.98436],[8.95861,45.96485]]],[[[7.63035,43.57419],[9.56115,43.20816],[10.09675,41.44089],[7.60802,41.05927],[7.89009,38.19924],[11.2718,37.6713],[12.13667,34.20326],[14.02721,36.53141],[17.67657,35.68918],[18.83516,40.36999],[16.15283,42.18525],[13.12821,44.48877],[13.05142,45.33128],[13.45644,45.59464],[13.6076,45.64761],[13.7198,45.59352],[13.74587,45.59811],[13.78445,45.5825],[13.84106,45.58185],[13.86771,45.59898],[13.8695,45.60835],[13.9191,45.6322],[13.87933,45.65207],[13.83422,45.68703],[13.83332,45.70855],[13.8235,45.7176],[13.66986,45.79955],[13.59784,45.8072],[13.58858,45.83503],[13.57563,45.8425],[13.58644,45.88173],[13.59565,45.89446],[13.60857,45.89907],[13.61931,45.91782],[13.63815,45.93607],[13.6329,45.94894],[13.64307,45.98326],[13.63458,45.98947],[13.62074,45.98388],[13.58903,45.99009],[13.56759,45.96991],[13.52963,45.96588],[13.50104,45.98078],[13.47474,46.00546],[13.49702,46.01832],[13.50998,46.04498],[13.49568,46.04839],[13.50104,46.05986],[13.57072,46.09022],[13.64053,46.13587],[13.66472,46.17392],[13.64451,46.18966],[13.56682,46.18703],[13.56114,46.2054],[13.47587,46.22725],[13.42218,46.20758],[13.37671,46.29668],[13.44808,46.33507],[13.43418,46.35992],[13.47019,46.3621],[13.5763,46.40915],[13.5763,46.42613],[13.59777,46.44137],[13.68684,46.43881],[13.7148,46.5222],[13.64088,46.53438],[13.27627,46.56059],[12.94445,46.60401],[12.59992,46.6595],[12.38708,46.71529],[12.27591,46.88651],[12.2006,46.88854],[12.11675,47.01241],[12.21781,47.03996],[12.19254,47.09331],[11.74789,46.98484],[11.50739,47.00644],[11.33355,46.99862],[11.10618,46.92966],[11.00764,46.76896],[10.72974,46.78972],[10.75753,46.82258],[10.66405,46.87614],[10.54783,46.84505],[10.47197,46.85698],[10.38659,46.67847],[10.40475,46.63671],[10.44686,46.64162],[10.49375,46.62049],[10.46136,46.53164],[10.25309,46.57432],[10.23674,46.63484],[10.10307,46.61003],[10.03715,46.44479],[10.165,46.41051],[10.10506,46.3372],[10.17862,46.25626],[10.14439,46.22992],[10.07055,46.21668],[9.95249,46.38045],[9.73086,46.35071],[9.71273,46.29266],[9.57015,46.2958],[9.46117,46.37481],[9.45936,46.50873],[9.40487,46.46621],[9.36128,46.5081],[9.28136,46.49685],[9.25502,46.43743],[9.29226,46.32717],[9.24503,46.23616],[9.01618,46.04928],[8.99257,45.9698],[9.09065,45.89906],[9.06642,45.8761],[9.04546,45.84968],[9.04059,45.8464],[9.03505,45.83976],[9.03793,45.83548],[9.03279,45.82865],[9.0298,45.82127],[9.00324,45.82055],[8.99663,45.83466],[8.9621,45.83707],[8.94737,45.84285],[8.91129,45.8388],[8.93504,45.86245],[8.94372,45.86587],[8.93649,45.86775],[8.88904,45.95465],[8.86688,45.96135],[8.85121,45.97239],[8.8319,45.9879],[8.79362,45.99207],[8.78585,45.98973],[8.79414,46.00913],[8.85617,46.0748],[8.80778,46.10085],[8.75697,46.10395],[8.62242,46.12112],[8.45032,46.26869],[8.46317,46.43712],[8.42464,46.46367],[8.30648,46.41587],[8.31162,46.38044],[8.08814,46.26692],[8.16866,46.17817],[8.11383,46.11577],[8.02906,46.10331],[7.98881,45.99867],[7.9049,45.99945],[7.85949,45.91485],[7.56343,45.97421],[7.10685,45.85653],[7.04151,45.92435],[6.95315,45.85163],[6.80785,45.83265],[6.80785,45.71864],[6.98948,45.63869],[7.00037,45.509],[7.18019,45.40071],[7.10572,45.32924],[7.13115,45.25386],[7.07074,45.21228],[6.96706,45.20841],[6.85144,45.13226],[6.7697,45.16044],[6.62803,45.11175],[6.66981,45.02324],[6.74791,45.01939],[6.74519,44.93661],[6.75518,44.89915],[6.90774,44.84322],[6.93499,44.8664],[7.02217,44.82519],[7.00401,44.78782],[7.07484,44.68073],[7.00582,44.69364],[6.95133,44.66264],[6.96042,44.62129],[6.85507,44.53072],[6.86233,44.49834],[6.94504,44.43112],[6.88784,44.42043],[6.89171,44.36637],[6.98221,44.28289],[7.00764,44.23736],[7.16929,44.20352],[7.27827,44.1462],[7.34547,44.14359],[7.36364,44.11882],[7.62155,44.14881],[7.63245,44.17877],[7.68694,44.17487],[7.66878,44.12795],[7.72508,44.07578],[7.6597,44.03009],[7.66848,43.99943],[7.65266,43.9763],[7.60771,43.95772],[7.56858,43.94506],[7.56075,43.89932],[7.51162,43.88301],[7.49355,43.86551],[7.50423,43.84345],[7.53006,43.78405],[7.63035,43.57419]],[[12.45181,41.90056],[12.44834,41.90095],[12.44582,41.90194],[12.44815,41.90326],[12.44984,41.90545],[12.45091,41.90625],[12.45543,41.90738],[12.45561,41.90629],[12.45762,41.9058],[12.45755,41.9033],[12.45826,41.90281],[12.45834,41.90174],[12.4577,41.90115],[12.45691,41.90125],[12.45626,41.90172],[12.45435,41.90143],[12.45446,41.90028],[12.45181,41.90056]],[[12.45648,43.89369],[12.44184,43.90498],[12.41641,43.89991],[12.40935,43.9024],[12.41233,43.90956],[12.40733,43.92379],[12.41551,43.92984],[12.41165,43.93769],[12.40506,43.94325],[12.40415,43.95485],[12.41414,43.95273],[12.42005,43.9578],[12.43662,43.95698],[12.44684,43.96597],[12.46205,43.97463],[12.47853,43.98052],[12.49406,43.98492],[12.50678,43.99113],[12.51463,43.99122],[12.5154,43.98508],[12.51064,43.98165],[12.51109,43.97201],[12.50622,43.97131],[12.50875,43.96198],[12.50655,43.95796],[12.51427,43.94897],[12.51553,43.94096],[12.50496,43.93017],[12.50269,43.92363],[12.49724,43.92248],[12.49247,43.91774],[12.49429,43.90973],[12.48771,43.89706],[12.45648,43.89369]]]]}},{type:"Feature",properties:{iso1A2:"JE",iso1A3:"JEY",iso1N3:"832",wikidata:"Q785",nameEn:"Jersey",country:"GB",groups:["830","154","150"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["44 01534"]},geometry:{type:"MultiPolygon",coordinates:[[[[-2.00491,48.86706],[-1.83944,49.23037],[-2.09454,49.46288],[-2.65349,49.15373],[-2.00491,48.86706]]]]}},{type:"Feature",properties:{iso1A2:"JM",iso1A3:"JAM",iso1N3:"388",wikidata:"Q766",nameEn:"Jamaica",aliases:["JA"],groups:["029","003","419","019"],driveSide:"left",callingCodes:["1 876","1 658"]},geometry:{type:"MultiPolygon",coordinates:[[[[-75.50728,17.08879],[-76.34192,18.86145],[-78.75694,18.78765],[-78.34606,16.57862],[-75.50728,17.08879]]]]}},{type:"Feature",properties:{iso1A2:"JO",iso1A3:"JOR",iso1N3:"400",wikidata:"Q810",nameEn:"Jordan",groups:["145","142"],callingCodes:["962"]},geometry:{type:"MultiPolygon",coordinates:[[[[39.04251,32.30203],[38.98762,32.47694],[39.08202,32.50304],[38.79171,33.37328],[36.83946,32.31293],[36.40959,32.37908],[36.23948,32.50108],[36.20875,32.49529],[36.20379,32.52751],[36.08074,32.51463],[36.02239,32.65911],[35.96633,32.66237],[35.93307,32.71966],[35.88405,32.71321],[35.75983,32.74803],[35.68467,32.70715],[35.66527,32.681],[35.61669,32.67999],[35.59813,32.65159],[35.56614,32.64393],[35.57485,32.48669],[35.55494,32.42687],[35.55807,32.38674],[35.57111,32.21877],[35.52012,32.04076],[35.54375,31.96587],[35.52758,31.9131],[35.55941,31.76535],[35.47672,31.49578],[35.40316,31.25535],[35.43658,31.12444],[35.41371,30.95565],[35.33984,30.8802],[35.33456,30.81224],[35.29311,30.71365],[35.21379,30.60401],[35.19595,30.50297],[35.16218,30.43535],[35.19183,30.34636],[35.14108,30.07374],[35.02147,29.66343],[34.98207,29.58147],[34.97718,29.54294],[34.92298,29.45305],[34.88293,29.37455],[34.95987,29.35727],[36.07081,29.18469],[36.50005,29.49696],[36.75083,29.86903],[37.4971,29.99949],[37.66395,30.33245],[37.99354,30.49998],[36.99791,31.50081],[38.99233,31.99721],[39.29903,32.23259],[39.26157,32.35555],[39.04251,32.30203]]]]}},{type:"Feature",properties:{iso1A2:"JP",iso1A3:"JPN",iso1N3:"392",wikidata:"Q17",nameEn:"Japan",groups:["030","142"],driveSide:"left",callingCodes:["81"]},geometry:{type:"MultiPolygon",coordinates:[[[[145.82361,43.38904],[145.23667,43.76813],[145.82343,44.571],[140.9182,45.92937],[133.61399,37.41],[129.2669,34.87122],[122.26612,25.98197],[123.92912,17.8782],[155.16731,23.60141],[145.82361,43.38904]]]]}},{type:"Feature",properties:{iso1A2:"KE",iso1A3:"KEN",iso1N3:"404",wikidata:"Q114",nameEn:"Kenya",groups:["014","202","002"],driveSide:"left",callingCodes:["254"]},geometry:{type:"MultiPolygon",coordinates:[[[[35.9419,4.61933],[35.51424,4.61643],[35.42366,4.76969],[35.47843,4.91872],[35.30992,4.90402],[35.34151,5.02364],[34.47601,4.72162],[33.9873,4.23316],[34.06046,4.15235],[34.15429,3.80464],[34.45815,3.67385],[34.44922,3.51627],[34.39112,3.48802],[34.41794,3.44342],[34.40006,3.37949],[34.45815,3.18319],[34.56242,3.11478],[34.60114,2.93034],[34.65774,2.8753],[34.73967,2.85447],[34.78137,2.76223],[34.77244,2.70272],[34.95267,2.47209],[34.90947,2.42447],[34.98692,1.97348],[34.9899,1.6668],[34.92734,1.56109],[34.87819,1.5596],[34.7918,1.36752],[34.82606,1.30944],[34.82606,1.26626],[34.80223,1.22754],[34.67562,1.21265],[34.58029,1.14712],[34.57427,1.09868],[34.52369,1.10692],[34.43349,0.85254],[34.40041,0.80266],[34.31516,0.75693],[34.27345,0.63182],[34.20196,0.62289],[34.13493,0.58118],[34.11408,0.48884],[34.08727,0.44713],[34.10067,0.36372],[33.90936,0.10581],[33.98449,-0.13079],[33.9264,-0.54188],[33.93107,-0.99298],[34.02286,-1.00779],[34.03084,-1.05101],[34.0824,-1.02264],[37.67199,-3.06222],[37.71745,-3.304],[37.5903,-3.42735],[37.63099,-3.50723],[37.75036,-3.54243],[37.81321,-3.69179],[39.21631,-4.67835],[39.44306,-4.93877],[39.62121,-4.68136],[41.75542,-1.85308],[41.56362,-1.66375],[41.56,-1.59812],[41.00099,-0.83068],[40.98767,2.82959],[41.31368,3.14314],[41.89488,3.97375],[41.1754,3.94079],[40.77498,4.27683],[39.86043,3.86974],[39.76808,3.67058],[39.58339,3.47434],[39.55132,3.39634],[39.51551,3.40895],[39.49444,3.45521],[39.19954,3.47834],[39.07736,3.5267],[38.91938,3.51198],[38.52336,3.62551],[38.45812,3.60445],[38.14168,3.62487],[37.07724,4.33503],[36.84474,4.44518],[36.03924,4.44406],[35.95449,4.53244],[35.9419,4.61933]]]]}},{type:"Feature",properties:{iso1A2:"KG",iso1A3:"KGZ",iso1N3:"417",wikidata:"Q813",nameEn:"Kyrgyzstan",groups:["143","142"],callingCodes:["996"]},geometry:{type:"MultiPolygon",coordinates:[[[[74.88756,42.98612],[74.75,42.99029],[74.70331,43.02519],[74.64615,43.05881],[74.57491,43.13702],[74.22489,43.24657],[73.55634,43.03071],[73.50992,42.82356],[73.44393,42.43098],[71.88792,42.83578],[71.62405,42.76613],[71.53272,42.8014],[71.2724,42.77853],[71.22785,42.69248],[71.17807,42.67381],[71.15232,42.60486],[70.97717,42.50147],[70.85973,42.30188],[70.94483,42.26238],[71.13263,42.28356],[71.28719,42.18033],[70.69777,41.92554],[70.17682,41.5455],[70.48909,41.40335],[70.67586,41.47953],[70.78572,41.36419],[70.77885,41.24813],[70.86263,41.23833],[70.9615,41.16393],[71.02193,41.19494],[71.11806,41.15359],[71.25813,41.18796],[71.27187,41.11015],[71.34877,41.16807],[71.40198,41.09436],[71.46148,41.13958],[71.43814,41.19644],[71.46688,41.31883],[71.57227,41.29175],[71.6787,41.42111],[71.65914,41.49599],[71.73054,41.54713],[71.71132,41.43012],[71.76625,41.4466],[71.83914,41.3546],[71.91457,41.2982],[71.85964,41.19081],[72.07249,41.11739],[72.10745,41.15483],[72.16433,41.16483],[72.17594,41.15522],[72.14864,41.13363],[72.1792,41.10621],[72.21061,41.05607],[72.17594,41.02377],[72.18339,40.99571],[72.324,41.03381],[72.34026,41.04539],[72.34757,41.06104],[72.36138,41.04384],[72.38511,41.02785],[72.45206,41.03018],[72.48742,40.97136],[72.55109,40.96046],[72.59136,40.86947],[72.68157,40.84942],[72.84291,40.85512],[72.94454,40.8094],[73.01869,40.84681],[73.13267,40.83512],[73.13412,40.79122],[73.0612,40.76678],[72.99133,40.76457],[72.93296,40.73089],[72.8722,40.71111],[72.85372,40.7116],[72.84754,40.67229],[72.80137,40.67856],[72.74866,40.60873],[72.74894,40.59592],[72.75982,40.57273],[72.74862,40.57131],[72.74768,40.58051],[72.73995,40.58409],[72.69579,40.59778],[72.66713,40.59076],[72.66713,40.5219],[72.47795,40.5532],[72.40517,40.61917],[72.34406,40.60144],[72.41714,40.55736],[72.38384,40.51535],[72.41513,40.50856],[72.44191,40.48222],[72.40346,40.4007],[72.24368,40.46091],[72.18648,40.49893],[71.96401,40.31907],[72.05464,40.27586],[71.85002,40.25647],[71.82646,40.21872],[71.73054,40.14818],[71.71719,40.17886],[71.69621,40.18492],[71.70569,40.20391],[71.68386,40.26984],[71.61931,40.26775],[71.61725,40.20615],[71.51549,40.22986],[71.51215,40.26943],[71.4246,40.28619],[71.36663,40.31593],[71.13042,40.34106],[71.05901,40.28765],[70.95789,40.28761],[70.9818,40.22392],[70.80495,40.16813],[70.7928,40.12797],[70.65827,40.0981],[70.65946,39.9878],[70.58912,39.95211],[70.55033,39.96619],[70.47557,39.93216],[70.57384,39.99394],[70.58297,40.00891],[70.01283,40.23288],[69.67001,40.10639],[69.64704,40.12165],[69.57615,40.10524],[69.55555,40.12296],[69.53794,40.11833],[69.53855,40.0887],[69.5057,40.03277],[69.53615,39.93991],[69.43557,39.92877],[69.43134,39.98431],[69.35649,40.01994],[69.26938,39.8127],[69.3594,39.52516],[69.68677,39.59281],[69.87491,39.53882],[70.11111,39.58223],[70.2869,39.53141],[70.44757,39.60128],[70.64087,39.58792],[70.7854,39.38933],[71.06418,39.41586],[71.08752,39.50704],[71.49814,39.61397],[71.55856,39.57588],[71.5517,39.45722],[71.62688,39.44056],[71.76816,39.45456],[71.80164,39.40631],[71.7522,39.32031],[71.79202,39.27355],[71.90601,39.27674],[72.04059,39.36704],[72.09689,39.26823],[72.17242,39.2661],[72.23834,39.17248],[72.33173,39.33093],[72.62027,39.39696],[72.85934,39.35116],[73.18454,39.35536],[73.31912,39.38615],[73.45096,39.46677],[73.59831,39.46425],[73.87018,39.47879],[73.94683,39.60733],[73.92354,39.69565],[73.9051,39.75073],[73.83006,39.76136],[73.97049,40.04378],[74.25533,40.13191],[74.35063,40.09742],[74.69875,40.34668],[74.85996,40.32857],[74.78168,40.44886],[74.82013,40.52197],[75.08243,40.43945],[75.22834,40.45382],[75.5854,40.66874],[75.69663,40.28642],[75.91361,40.2948],[75.96168,40.38064],[76.33659,40.3482],[76.5261,40.46114],[76.75681,40.95354],[76.99302,41.0696],[77.28004,41.0033],[77.3693,41.0375],[77.52723,41.00227],[77.76206,41.01574],[77.81287,41.14307],[78.12873,41.23091],[78.15757,41.38565],[78.3732,41.39603],[79.92977,42.04113],[80.17842,42.03211],[80.17807,42.21166],[79.97364,42.42816],[79.52921,42.44778],[79.19763,42.804],[78.91502,42.76839],[78.48469,42.89649],[75.82823,42.94848],[75.72174,42.79672],[75.29966,42.86183],[75.22619,42.85528],[74.88756,42.98612]],[[70.74189,39.86319],[70.63105,39.77923],[70.59667,39.83542],[70.54998,39.85137],[70.52631,39.86989],[70.53651,39.89155],[70.74189,39.86319]],[[71.86463,39.98598],[71.84316,39.95582],[71.7504,39.93701],[71.71511,39.96348],[71.78838,40.01404],[71.86463,39.98598]],[[71.21139,40.03369],[71.1427,39.95026],[71.23067,39.93581],[71.16101,39.88423],[71.10531,39.91354],[71.04979,39.89808],[71.10501,39.95568],[71.09063,39.99],[71.11668,39.99291],[71.11037,40.01984],[71.01035,40.05481],[71.00236,40.18154],[71.06305,40.1771],[71.12218,40.03052],[71.21139,40.03369]]]]}},{type:"Feature",properties:{iso1A2:"KH",iso1A3:"KHM",iso1N3:"116",wikidata:"Q424",nameEn:"Cambodia",groups:["035","142"],callingCodes:["855"]},geometry:{type:"MultiPolygon",coordinates:[[[[105.87328,11.55953],[105.81645,11.56876],[105.80867,11.60536],[105.8507,11.66635],[105.88962,11.67854],[105.95188,11.63738],[106.00792,11.7197],[106.02038,11.77457],[106.06708,11.77761],[106.13158,11.73283],[106.18539,11.75171],[106.26478,11.72122],[106.30525,11.67549],[106.37219,11.69836],[106.44691,11.66787],[106.45158,11.68616],[106.41577,11.76999],[106.44535,11.8279],[106.44068,11.86294],[106.4687,11.86751],[106.4111,11.97413],[106.70687,11.96956],[106.79405,12.0807],[106.92325,12.06548],[106.99953,12.08983],[107.15831,12.27547],[107.34511,12.33327],[107.42917,12.24657],[107.4463,12.29373],[107.55059,12.36824],[107.5755,12.52177],[107.55993,12.7982],[107.49611,12.88926],[107.49144,13.01215],[107.62843,13.3668],[107.61909,13.52577],[107.53503,13.73908],[107.45252,13.78897],[107.46498,13.91593],[107.44318,13.99751],[107.38247,13.99147],[107.35757,14.02319],[107.37158,14.07906],[107.33577,14.11832],[107.40427,14.24509],[107.39493,14.32655],[107.44941,14.41552],[107.48521,14.40346],[107.52569,14.54665],[107.52102,14.59034],[107.55371,14.628],[107.54361,14.69092],[107.47238,14.61523],[107.44435,14.52785],[107.37897,14.54443],[107.3276,14.58812],[107.29803,14.58963],[107.26534,14.54292],[107.256,14.48716],[107.21241,14.48716],[107.17038,14.41782],[107.09722,14.3937],[107.03962,14.45099],[107.04585,14.41782],[106.98825,14.36806],[106.9649,14.3198],[106.90574,14.33639],[106.8497,14.29416],[106.80767,14.31226],[106.73762,14.42687],[106.63333,14.44194],[106.59908,14.50977],[106.57106,14.50525],[106.54148,14.59565],[106.50723,14.58963],[106.45898,14.55045],[106.47766,14.50977],[106.43874,14.52032],[106.40916,14.45249],[106.32355,14.44043],[106.25194,14.48415],[106.21302,14.36203],[106.00131,14.36957],[105.99509,14.32734],[106.02311,14.30623],[106.04801,14.20363],[106.10872,14.18401],[106.11962,14.11307],[106.18656,14.06324],[106.16632,14.01794],[106.10094,13.98471],[106.10405,13.9137],[105.90791,13.92881],[105.78182,14.02247],[105.78338,14.08438],[105.5561,14.15684],[105.44869,14.10703],[105.36775,14.09948],[105.2759,14.17496],[105.20894,14.34967],[105.17748,14.34432],[105.14012,14.23873],[105.08408,14.20402],[105.02804,14.23722],[104.97667,14.38806],[104.69335,14.42726],[104.55014,14.36091],[104.27616,14.39861],[103.93836,14.3398],[103.70175,14.38052],[103.71109,14.4348],[103.53518,14.42575],[103.39353,14.35639],[103.16469,14.33075],[102.93275,14.19044],[102.91251,14.01531],[102.77864,13.93374],[102.72727,13.77806],[102.56848,13.69366],[102.5481,13.6589],[102.58635,13.6286],[102.62483,13.60883],[102.57573,13.60461],[102.5358,13.56933],[102.44601,13.5637],[102.36859,13.57488],[102.33828,13.55613],[102.361,13.50551],[102.35563,13.47307],[102.35692,13.38274],[102.34611,13.35618],[102.36001,13.31142],[102.36146,13.26006],[102.43422,13.09061],[102.46011,13.08057],[102.52275,12.99813],[102.48694,12.97537],[102.49335,12.92711],[102.53053,12.77506],[102.4994,12.71736],[102.51963,12.66117],[102.57567,12.65358],[102.7796,12.43781],[102.78116,12.40284],[102.73134,12.37091],[102.70176,12.1686],[102.77026,12.06815],[102.78427,11.98746],[102.83957,11.8519],[102.90973,11.75613],[102.91449,11.65512],[102.52395,11.25257],[102.47649,9.66162],[103.99198,10.48391],[104.43778,10.42386],[104.47963,10.43046],[104.49869,10.4057],[104.59018,10.53073],[104.87933,10.52833],[104.95094,10.64003],[105.09571,10.72722],[105.02722,10.89236],[105.08326,10.95656],[105.11449,10.96332],[105.34011,10.86179],[105.42884,10.96878],[105.50045,10.94586],[105.77751,11.03671],[105.86376,10.89839],[105.84603,10.85873],[105.93403,10.83853],[105.94535,10.9168],[106.06708,10.8098],[106.18539,10.79451],[106.14301,10.98176],[106.20095,10.97795],[106.1757,11.07301],[106.1527,11.10476],[106.10444,11.07879],[105.86782,11.28343],[105.88962,11.43605],[105.87328,11.55953]]]]}},{type:"Feature",properties:{iso1A2:"KI",iso1A3:"KIR",iso1N3:"296",wikidata:"Q710",nameEn:"Kiribati",groups:["057","009"],driveSide:"left",callingCodes:["686"]},geometry:{type:"MultiPolygon",coordinates:[[[[169,3.9],[169,-3.5],[178,-3.5],[178,3.9],[169,3.9]]],[[[-158.62058,-1.35506],[-161.04969,-1.36251],[-175.33482,-1.40631],[-175.31804,-7.54825],[-174.18707,-7.54408],[-167.75329,-7.52784],[-156.50903,-7.4975],[-156.4957,-12.32002],[-149.61166,-12.30171],[-149.6249,-7.51261],[-149.65979,5.27712],[-161.06795,5.2462],[-161.05669,1.11722],[-158.62734,1.1296],[-158.62058,-1.35506]]]]}},{type:"Feature",properties:{iso1A2:"KM",iso1A3:"COM",iso1N3:"174",wikidata:"Q970",nameEn:"Comoros",groups:["014","202","002"],callingCodes:["269"]},geometry:{type:"MultiPolygon",coordinates:[[[[42.93552,-11.11413],[42.99868,-12.65261],[44.75722,-12.58368],[44.69407,-11.04481],[42.93552,-11.11413]]]]}},{type:"Feature",properties:{iso1A2:"KN",iso1A3:"KNA",iso1N3:"659",wikidata:"Q763",nameEn:"St. Kitts and Nevis",groups:["029","003","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["1 869"]},geometry:{type:"MultiPolygon",coordinates:[[[[-62.27053,17.22145],[-62.76692,17.64353],[-63.11114,17.23125],[-62.62949,16.82364],[-62.27053,17.22145]]]]}},{type:"Feature",properties:{iso1A2:"KP",iso1A3:"PRK",iso1N3:"408",wikidata:"Q423",nameEn:"North Korea",groups:["030","142"],callingCodes:["850"]},geometry:{type:"MultiPolygon",coordinates:[[[[130.26095,42.9027],[130.09764,42.91425],[130.12957,42.98361],[129.96409,42.97306],[129.95082,43.01051],[129.8865,43.00395],[129.85261,42.96494],[129.83277,42.86746],[129.80719,42.79218],[129.7835,42.76521],[129.77183,42.69435],[129.75294,42.59409],[129.72541,42.43739],[129.60482,42.44461],[129.54701,42.37254],[129.42882,42.44702],[129.28541,42.41574],[129.22423,42.3553],[129.22285,42.26491],[129.15178,42.17224],[128.96068,42.06657],[128.94007,42.03537],[128.04487,42.01769],[128.15119,41.74568],[128.30716,41.60322],[128.20061,41.40895],[128.18546,41.41279],[128.12967,41.37931],[128.03311,41.39232],[128.02633,41.42103],[127.92943,41.44291],[127.29712,41.49473],[127.17841,41.59714],[126.90729,41.79955],[126.60631,41.65565],[126.53189,41.35206],[126.242,41.15454],[126.00335,40.92835],[125.76869,40.87908],[125.71172,40.85223],[124.86913,40.45387],[124.40719,40.13655],[124.38556,40.11047],[124.3322,40.05573],[124.37089,40.03004],[124.35029,39.95639],[124.23201,39.9248],[124.17532,39.8232],[123.90497,38.79949],[123.85601,37.49093],[124.67666,38.05679],[124.84224,37.977],[124.87921,37.80827],[125.06408,37.66334],[125.37112,37.62643],[125.81159,37.72949],[126.13074,37.70512],[126.18776,37.74728],[126.19097,37.81462],[126.24402,37.83113],[126.43239,37.84095],[126.46818,37.80873],[126.56709,37.76857],[126.59918,37.76364],[126.66067,37.7897],[126.68793,37.83728],[126.68793,37.9175],[126.67023,37.95852],[126.84961,38.0344],[126.88106,38.10246],[126.95887,38.1347],[126.95338,38.17735],[127.04479,38.25518],[127.15749,38.30722],[127.38727,38.33227],[127.49672,38.30647],[127.55013,38.32257],[128.02917,38.31861],[128.27652,38.41657],[128.31105,38.58462],[128.37487,38.62345],[128.65655,38.61914],[131.95041,41.5445],[130.65022,42.32281],[130.66367,42.38024],[130.64181,42.41422],[130.60805,42.4317],[130.56835,42.43281],[130.55143,42.52158],[130.50123,42.61636],[130.44361,42.54849],[130.41826,42.6011],[130.2385,42.71127],[130.23068,42.80125],[130.26095,42.9027]]]]}},{type:"Feature",properties:{iso1A2:"KR",iso1A3:"KOR",iso1N3:"410",wikidata:"Q884",nameEn:"South Korea",groups:["030","142"],callingCodes:["82"]},geometry:{type:"MultiPolygon",coordinates:[[[[133.61399,37.41],[128.65655,38.61914],[128.37487,38.62345],[128.31105,38.58462],[128.27652,38.41657],[128.02917,38.31861],[127.55013,38.32257],[127.49672,38.30647],[127.38727,38.33227],[127.15749,38.30722],[127.04479,38.25518],[126.95338,38.17735],[126.95887,38.1347],[126.88106,38.10246],[126.84961,38.0344],[126.67023,37.95852],[126.68793,37.9175],[126.68793,37.83728],[126.66067,37.7897],[126.59918,37.76364],[126.56709,37.76857],[126.46818,37.80873],[126.43239,37.84095],[126.24402,37.83113],[126.19097,37.81462],[126.18776,37.74728],[126.13074,37.70512],[125.81159,37.72949],[125.37112,37.62643],[125.06408,37.66334],[124.87921,37.80827],[124.84224,37.977],[124.67666,38.05679],[123.85601,37.49093],[122.80525,33.30571],[125.99728,32.63328],[129.2669,34.87122],[133.61399,37.41]]]]}},{type:"Feature",properties:{iso1A2:"KW",iso1A3:"KWT",iso1N3:"414",wikidata:"Q817",nameEn:"Kuwait",groups:["145","142"],callingCodes:["965"]},geometry:{type:"MultiPolygon",coordinates:[[[[49.00421,28.81495],[48.59531,29.66815],[48.40479,29.85763],[48.17332,30.02448],[48.06782,30.02906],[48.01114,29.98906],[47.7095,30.10453],[47.37192,30.10421],[47.15166,30.01044],[46.89695,29.50584],[46.5527,29.10283],[47.46202,29.0014],[47.58376,28.83382],[47.59863,28.66798],[47.70561,28.5221],[48.42991,28.53628],[49.00421,28.81495]]]]}},{type:"Feature",properties:{iso1A2:"KY",iso1A3:"CYM",iso1N3:"136",wikidata:"Q5785",nameEn:"Cayman Islands",country:"GB",groups:["029","003","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["1 345"]},geometry:{type:"MultiPolygon",coordinates:[[[[-82.11509,19.60401],[-80.36068,18.11751],[-79.32727,20.06742],[-82.11509,19.60401]]]]}},{type:"Feature",properties:{iso1A2:"KZ",iso1A3:"KAZ",iso1N3:"398",wikidata:"Q232",nameEn:"Kazakhstan",groups:["143","142"],callingCodes:["7"]},geometry:{type:"MultiPolygon",coordinates:[[[[68.90865,55.38148],[68.19206,55.18823],[68.26661,55.09226],[68.21308,54.98645],[65.20174,54.55216],[65.24663,54.35721],[65.11033,54.33028],[64.97216,54.4212],[63.97686,54.29763],[64.02715,54.22679],[63.91224,54.20013],[63.80604,54.27079],[62.58651,54.05871],[62.56876,53.94047],[62.45931,53.90737],[62.38535,54.03961],[62.00966,54.04134],[62.03913,53.94768],[61.65318,54.02445],[61.56941,53.95703],[61.47603,54.08048],[61.3706,54.08464],[61.26863,53.92797],[60.99796,53.93699],[61.14283,53.90063],[61.22574,53.80268],[60.90626,53.62937],[61.55706,53.57144],[61.57185,53.50112],[61.37957,53.45887],[61.29082,53.50992],[61.14291,53.41481],[61.19024,53.30536],[62.14574,53.09626],[62.12799,52.99133],[62.0422,52.96105],[61.23462,53.03227],[61.05842,52.92217],[60.71989,52.75923],[60.71693,52.66245],[60.84118,52.63912],[60.84709,52.52228],[60.98021,52.50068],[61.05417,52.35096],[60.78201,52.22067],[60.72581,52.15538],[60.48915,52.15175],[60.19925,51.99173],[59.99809,51.98263],[60.09867,51.87135],[60.50986,51.7964],[60.36787,51.66815],[60.5424,51.61675],[60.92401,51.61124],[60.95655,51.48615],[61.50677,51.40687],[61.55114,51.32746],[61.6813,51.25716],[61.56889,51.23679],[61.4431,50.80679],[60.81833,50.6629],[60.31914,50.67705],[60.17262,50.83312],[60.01288,50.8163],[59.81172,50.54451],[59.51886,50.49937],[59.48928,50.64216],[58.87974,50.70852],[58.3208,51.15151],[57.75578,51.13852],[57.74986,50.93017],[57.44221,50.88354],[57.17302,51.11253],[56.17906,50.93204],[56.11398,50.7471],[55.67774,50.54508],[54.72067,51.03261],[54.56685,51.01958],[54.71476,50.61214],[54.55797,50.52006],[54.41894,50.61214],[54.46331,50.85554],[54.12248,51.11542],[53.69299,51.23466],[53.46165,51.49445],[52.54329,51.48444],[52.36119,51.74161],[51.8246,51.67916],[51.77431,51.49536],[51.301,51.48799],[51.26254,51.68466],[50.59695,51.61859],[50.26859,51.28677],[49.97277,51.2405],[49.76866,51.11067],[49.39001,51.09396],[49.41959,50.85927],[49.12673,50.78639],[48.86936,50.61589],[48.57946,50.63278],[48.90782,50.02281],[48.68352,49.89546],[48.42564,49.82283],[48.24519,49.86099],[48.10044,50.09242],[47.58551,50.47867],[47.30448,50.30894],[47.34589,50.09308],[47.18319,49.93721],[46.9078,49.86707],[46.78398,49.34026],[46.98795,49.23531],[47.04416,49.17152],[47.01458,49.07085],[46.91104,48.99715],[46.78392,48.95352],[46.49011,48.43019],[47.11516,48.27188],[47.12107,47.83687],[47.38731,47.68176],[47.41689,47.83687],[47.64973,47.76559],[48.15348,47.74545],[48.45173,47.40818],[48.52326,47.4102],[49.01136,46.72716],[48.51142,46.69268],[48.54988,46.56267],[49.16518,46.38542],[49.32259,46.26944],[49.88945,46.04554],[49.2134,44.84989],[52.26048,41.69249],[52.47884,41.78034],[52.97575,42.1308],[54.20635,42.38477],[54.95182,41.92424],[55.45471,41.25609],[56.00314,41.32584],[55.97584,44.99322],[55.97584,44.99328],[55.97584,44.99338],[55.97584,44.99343],[55.97584,44.99348],[55.97584,44.99353],[55.97584,44.99359],[55.97584,44.99369],[55.97584,44.99374],[55.97584,44.99384],[55.97584,44.9939],[55.97584,44.994],[55.97584,44.99405],[55.97584,44.99415],[55.97584,44.99421],[55.97584,44.99426],[55.97584,44.99431],[55.97584,44.99436],[55.97584,44.99441],[55.97594,44.99446],[55.97605,44.99452],[55.97605,44.99457],[55.97605,44.99462],[55.97605,44.99467],[55.97605,44.99477],[55.97615,44.99477],[55.97615,44.99483],[55.97615,44.99493],[55.97615,44.99498],[55.97615,44.99503],[55.97615,44.99508],[55.97625,44.99514],[55.97636,44.99519],[55.97636,44.99524],[55.97646,44.99529],[55.97646,44.99534],[55.97656,44.99539],[55.97667,44.99545],[55.97677,44.9955],[55.97677,44.99555],[55.97677,44.9956],[55.97687,44.9956],[55.97698,44.99565],[55.97698,44.9957],[55.97708,44.99576],[55.97718,44.99581],[55.97729,44.99586],[55.97739,44.99586],[55.97739,44.99591],[55.97749,44.99591],[55.9776,44.99591],[55.9777,44.99596],[55.9777,44.99601],[55.9778,44.99607],[55.97791,44.99607],[55.97801,44.99607],[55.97801,44.99612],[55.97811,44.99617],[55.97822,44.99617],[55.97832,44.99622],[55.97842,44.99622],[58.59711,45.58671],[61.01475,44.41383],[62.01711,43.51008],[63.34656,43.64003],[64.53885,43.56941],[64.96464,43.74748],[65.18666,43.48835],[65.53277,43.31856],[65.85194,42.85481],[66.09482,42.93426],[66.00546,41.94455],[66.53302,41.87388],[66.69129,41.1311],[67.9644,41.14611],[67.98511,41.02794],[68.08273,41.08148],[68.1271,41.0324],[67.96736,40.83798],[68.49983,40.56437],[68.63,40.59358],[68.58444,40.91447],[68.49983,40.99669],[68.62221,41.03019],[68.65662,40.93861],[68.73945,40.96989],[68.7217,41.05025],[69.01308,41.22804],[69.05006,41.36183],[69.15137,41.43078],[69.17701,41.43769],[69.18528,41.45175],[69.20439,41.45391],[69.22671,41.46298],[69.23332,41.45847],[69.25059,41.46693],[69.29778,41.43673],[69.35554,41.47211],[69.37468,41.46555],[69.45081,41.46246],[69.39485,41.51518],[69.45751,41.56863],[69.49545,41.545],[70.94483,42.26238],[70.85973,42.30188],[70.97717,42.50147],[71.15232,42.60486],[71.17807,42.67381],[71.22785,42.69248],[71.2724,42.77853],[71.53272,42.8014],[71.62405,42.76613],[71.88792,42.83578],[73.44393,42.43098],[73.50992,42.82356],[73.55634,43.03071],[74.22489,43.24657],[74.57491,43.13702],[74.64615,43.05881],[74.70331,43.02519],[74.75,42.99029],[74.88756,42.98612],[75.22619,42.85528],[75.29966,42.86183],[75.72174,42.79672],[75.82823,42.94848],[78.48469,42.89649],[78.91502,42.76839],[79.19763,42.804],[79.52921,42.44778],[79.97364,42.42816],[80.17807,42.21166],[80.26841,42.23797],[80.16892,42.61137],[80.26886,42.8366],[80.38169,42.83142],[80.58999,42.9011],[80.3735,43.01557],[80.62913,43.141],[80.78817,43.14235],[80.77771,43.30065],[80.69718,43.32589],[80.75156,43.44948],[80.40031,44.10986],[80.40229,44.23319],[80.38384,44.63073],[79.8987,44.89957],[80.11169,45.03352],[81.73278,45.3504],[82.51374,45.1755],[82.58474,45.40027],[82.21792,45.56619],[83.04622,47.19053],[83.92184,46.98912],[84.73077,47.01394],[84.93995,46.87399],[85.22443,47.04816],[85.54294,47.06171],[85.69696,47.2898],[85.61067,47.49753],[85.5169,48.05493],[85.73581,48.3939],[86.38069,48.46064],[86.75343,48.70331],[86.73568,48.99918],[86.87238,49.12432],[87.28386,49.11626],[87.31465,49.23603],[87.03071,49.25142],[86.82606,49.51796],[86.61307,49.60239],[86.79056,49.74787],[86.63674,49.80136],[86.18709,49.50259],[85.24047,49.60239],[84.99198,50.06793],[84.29385,50.27257],[83.8442,50.87375],[83.14607,51.00796],[82.55443,50.75412],[81.94999,50.79307],[81.46581,50.77658],[81.41248,50.97524],[81.06091,50.94833],[81.16999,51.15662],[80.80318,51.28262],[80.44819,51.20855],[80.4127,50.95581],[80.08138,50.77658],[79.11255,52.01171],[77.90383,53.29807],[76.54243,53.99329],[76.44076,54.16017],[76.82266,54.1798],[76.91052,54.4677],[75.3668,54.07439],[75.43398,53.98652],[75.07405,53.80831],[73.39218,53.44623],[73.25412,53.61532],[73.68921,53.86522],[73.74778,54.07194],[73.37963,53.96132],[72.71026,54.1161],[72.43415,53.92685],[72.17477,54.36303],[71.96141,54.17736],[71.10379,54.13326],[71.08706,54.33376],[71.24185,54.64965],[71.08288,54.71253],[70.96009,55.10558],[70.76493,55.3027],[70.19179,55.1476],[69.74917,55.35545],[69.34224,55.36344],[68.90865,55.38148]]]]}},{type:"Feature",properties:{iso1A2:"LA",iso1A3:"LAO",iso1N3:"418",wikidata:"Q819",nameEn:"Laos",groups:["035","142"],callingCodes:["856"]},geometry:{type:"MultiPolygon",coordinates:[[[[102.1245,22.43372],[102.03633,22.46164],[101.98487,22.42766],[101.91344,22.44417],[101.90714,22.38688],[101.86828,22.38397],[101.7685,22.50337],[101.68973,22.46843],[101.61306,22.27515],[101.56789,22.28876],[101.53638,22.24794],[101.60675,22.13513],[101.57525,22.13026],[101.62566,21.96574],[101.7791,21.83019],[101.74555,21.72852],[101.83257,21.61562],[101.80001,21.57461],[101.7475,21.5873],[101.7727,21.51794],[101.74224,21.48276],[101.74014,21.30967],[101.84412,21.25291],[101.83887,21.20983],[101.76745,21.21571],[101.79266,21.19025],[101.7622,21.14813],[101.70548,21.14911],[101.66977,21.20004],[101.60886,21.17947],[101.59491,21.18621],[101.6068,21.23329],[101.54563,21.25668],[101.29326,21.17254],[101.2229,21.23271],[101.26912,21.36482],[101.19349,21.41959],[101.2124,21.56422],[101.15156,21.56129],[101.16198,21.52808],[101.00234,21.39612],[100.80173,21.2934],[100.72716,21.31786],[100.63578,21.05639],[100.55281,21.02796],[100.50974,20.88574],[100.64628,20.88279],[100.60112,20.8347],[100.51079,20.82194],[100.36375,20.82783],[100.1957,20.68247],[100.08404,20.36626],[100.09999,20.31614],[100.09337,20.26293],[100.11785,20.24787],[100.1712,20.24324],[100.16668,20.2986],[100.22076,20.31598],[100.25769,20.3992],[100.33383,20.4028],[100.37439,20.35156],[100.41473,20.25625],[100.44992,20.23644],[100.4537,20.19971],[100.47567,20.19133],[100.51052,20.14928],[100.55218,20.17741],[100.58808,20.15791],[100.5094,19.87904],[100.398,19.75047],[100.49604,19.53504],[100.58219,19.49164],[100.64606,19.55884],[100.77231,19.48324],[100.90302,19.61901],[101.08928,19.59748],[101.26545,19.59242],[101.26991,19.48324],[101.21347,19.46223],[101.20604,19.35296],[101.24911,19.33334],[101.261,19.12717],[101.35606,19.04716],[101.25803,18.89545],[101.22832,18.73377],[101.27585,18.68875],[101.06047,18.43247],[101.18227,18.34367],[101.15108,18.25624],[101.19118,18.2125],[101.1793,18.0544],[101.02185,17.87637],[100.96541,17.57926],[101.15108,17.47586],[101.44667,17.7392],[101.72294,17.92867],[101.78087,18.07559],[101.88485,18.02474],[102.11359,18.21532],[102.45523,17.97106],[102.59234,17.96127],[102.60971,17.95411],[102.61432,17.92273],[102.5896,17.84889],[102.59485,17.83537],[102.68194,17.80151],[102.69946,17.81686],[102.67543,17.84529],[102.68538,17.86653],[102.75954,17.89561],[102.79044,17.93612],[102.81988,17.94233],[102.86323,17.97531],[102.95812,18.0054],[102.9912,17.9949],[103.01998,17.97095],[103.0566,18.00144],[103.07823,18.03833],[103.07343,18.12351],[103.1493,18.17799],[103.14994,18.23172],[103.17093,18.2618],[103.29757,18.30475],[103.23818,18.34875],[103.24779,18.37807],[103.30977,18.4341],[103.41044,18.4486],[103.47773,18.42841],[103.60957,18.40528],[103.699,18.34125],[103.82449,18.33979],[103.85642,18.28666],[103.93916,18.33914],[103.97725,18.33631],[104.06533,18.21656],[104.10927,18.10826],[104.21776,17.99335],[104.2757,17.86139],[104.35432,17.82871],[104.45404,17.66788],[104.69867,17.53038],[104.80061,17.39367],[104.80716,17.19025],[104.73712,17.01404],[104.7373,16.91125],[104.76442,16.84752],[104.7397,16.81005],[104.76099,16.69302],[104.73349,16.565],[104.88057,16.37311],[105.00262,16.25627],[105.06204,16.09792],[105.42001,16.00657],[105.38508,15.987],[105.34115,15.92737],[105.37959,15.84074],[105.42285,15.76971],[105.46573,15.74742],[105.61756,15.68792],[105.60446,15.53301],[105.58191,15.41031],[105.47635,15.3796],[105.4692,15.33709],[105.50662,15.32054],[105.58043,15.32724],[105.46661,15.13132],[105.61162,15.00037],[105.5121,14.80802],[105.53864,14.55731],[105.43783,14.43865],[105.20894,14.34967],[105.2759,14.17496],[105.36775,14.09948],[105.44869,14.10703],[105.5561,14.15684],[105.78338,14.08438],[105.78182,14.02247],[105.90791,13.92881],[106.10405,13.9137],[106.10094,13.98471],[106.16632,14.01794],[106.18656,14.06324],[106.11962,14.11307],[106.10872,14.18401],[106.04801,14.20363],[106.02311,14.30623],[105.99509,14.32734],[106.00131,14.36957],[106.21302,14.36203],[106.25194,14.48415],[106.32355,14.44043],[106.40916,14.45249],[106.43874,14.52032],[106.47766,14.50977],[106.45898,14.55045],[106.50723,14.58963],[106.54148,14.59565],[106.57106,14.50525],[106.59908,14.50977],[106.63333,14.44194],[106.73762,14.42687],[106.80767,14.31226],[106.8497,14.29416],[106.90574,14.33639],[106.9649,14.3198],[106.98825,14.36806],[107.04585,14.41782],[107.03962,14.45099],[107.09722,14.3937],[107.17038,14.41782],[107.21241,14.48716],[107.256,14.48716],[107.26534,14.54292],[107.29803,14.58963],[107.3276,14.58812],[107.37897,14.54443],[107.44435,14.52785],[107.47238,14.61523],[107.54361,14.69092],[107.51579,14.79282],[107.59285,14.87795],[107.48277,14.93751],[107.46516,15.00982],[107.61486,15.0566],[107.61926,15.13949],[107.58844,15.20111],[107.62587,15.2266],[107.60605,15.37524],[107.62367,15.42193],[107.53341,15.40496],[107.50699,15.48771],[107.3815,15.49832],[107.34408,15.62345],[107.27583,15.62769],[107.27143,15.71459],[107.21859,15.74638],[107.21419,15.83747],[107.34188,15.89464],[107.39471,15.88829],[107.46296,16.01106],[107.44975,16.08511],[107.33968,16.05549],[107.25822,16.13587],[107.14595,16.17816],[107.15035,16.26271],[107.09091,16.3092],[107.02597,16.31132],[106.97385,16.30204],[106.96638,16.34938],[106.88067,16.43594],[106.88727,16.52671],[106.84104,16.55415],[106.74418,16.41904],[106.65832,16.47816],[106.66052,16.56892],[106.61477,16.60713],[106.58267,16.6012],[106.59013,16.62259],[106.55485,16.68704],[106.55265,16.86831],[106.52183,16.87884],[106.51963,16.92097],[106.54824,16.92729],[106.55045,17.0031],[106.50862,16.9673],[106.43597,17.01362],[106.31929,17.20509],[106.29287,17.3018],[106.24444,17.24714],[106.18991,17.28227],[106.09019,17.36399],[105.85744,17.63221],[105.76612,17.67147],[105.60381,17.89356],[105.64784,17.96687],[105.46292,18.22008],[105.38366,18.15315],[105.15942,18.38691],[105.10408,18.43533],[105.1327,18.58355],[105.19654,18.64196],[105.12829,18.70453],[104.64617,18.85668],[104.5361,18.97747],[103.87125,19.31854],[104.06058,19.43484],[104.10832,19.51575],[104.05617,19.61743],[104.06498,19.66926],[104.23229,19.70242],[104.41281,19.70035],[104.53169,19.61743],[104.64837,19.62365],[104.68359,19.72729],[104.8355,19.80395],[104.8465,19.91783],[104.9874,20.09573],[104.91695,20.15567],[104.86852,20.14121],[104.61315,20.24452],[104.62195,20.36633],[104.72102,20.40554],[104.66158,20.47774],[104.47886,20.37459],[104.40621,20.3849],[104.38199,20.47155],[104.63957,20.6653],[104.27412,20.91433],[104.11121,20.96779],[103.98024,20.91531],[103.82282,20.8732],[103.73478,20.6669],[103.68633,20.66324],[103.45737,20.82382],[103.38032,20.79501],[103.21497,20.89832],[103.12055,20.89994],[103.03469,21.05821],[102.97745,21.05821],[102.89825,21.24707],[102.80794,21.25736],[102.88939,21.3107],[102.94223,21.46034],[102.86297,21.4255],[102.98846,21.58936],[102.97965,21.74076],[102.86077,21.71213],[102.85637,21.84501],[102.81894,21.83888],[102.82115,21.73667],[102.74189,21.66713],[102.67145,21.65894],[102.62301,21.91447],[102.49092,21.99002],[102.51734,22.02676],[102.18712,22.30403],[102.14099,22.40092],[102.1245,22.43372]]]]}},{type:"Feature",properties:{iso1A2:"LB",iso1A3:"LBN",iso1N3:"422",wikidata:"Q822",nameEn:"Lebanon",aliases:["RL"],groups:["145","142"],callingCodes:["961"]},geometry:{type:"MultiPolygon",coordinates:[[[[35.94816,33.47886],[35.94465,33.52774],[36.05723,33.57904],[35.9341,33.6596],[36.06778,33.82927],[36.14517,33.85118],[36.3967,33.83365],[36.38263,33.86579],[36.28589,33.91981],[36.41078,34.05253],[36.50576,34.05982],[36.5128,34.09916],[36.62537,34.20251],[36.59195,34.2316],[36.58667,34.27667],[36.60778,34.31009],[36.56556,34.31881],[36.53039,34.3798],[36.55853,34.41609],[36.46179,34.46541],[36.4442,34.50165],[36.34745,34.5002],[36.3369,34.52629],[36.39846,34.55672],[36.41429,34.61175],[36.45299,34.59438],[36.46003,34.6378],[36.42941,34.62505],[36.35384,34.65447],[36.35135,34.68516],[36.32399,34.69334],[36.29165,34.62991],[35.98718,34.64977],[35.97386,34.63322],[35.48515,34.70851],[34.78515,33.20368],[35.10645,33.09318],[35.1924,33.08743],[35.31429,33.10515],[35.35223,33.05617],[35.43059,33.06659],[35.448,33.09264],[35.50272,33.09056],[35.50335,33.114],[35.52573,33.11921],[35.54228,33.19865],[35.5362,33.23196],[35.54808,33.236],[35.54544,33.25513],[35.55555,33.25844],[35.56523,33.28969],[35.58326,33.28381],[35.58502,33.26653],[35.62283,33.24226],[35.62019,33.27278],[35.77477,33.33609],[35.81324,33.36354],[35.82577,33.40479],[35.88668,33.43183],[35.94816,33.47886]]]]}},{type:"Feature",properties:{iso1A2:"LC",iso1A3:"LCA",iso1N3:"662",wikidata:"Q760",nameEn:"St. Lucia",aliases:["WL"],groups:["029","003","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["1 758"]},geometry:{type:"MultiPolygon",coordinates:[[[[-60.5958,14.23076],[-61.26561,14.25664],[-61.43129,13.68336],[-60.70539,13.41452],[-60.5958,14.23076]]]]}},{type:"Feature",properties:{iso1A2:"LI",iso1A3:"LIE",iso1N3:"438",wikidata:"Q347",nameEn:"Liechtenstein",aliases:["FL"],groups:["155","150"],callingCodes:["423"]},geometry:{type:"MultiPolygon",coordinates:[[[[9.60717,47.06091],[9.61216,47.07732],[9.63395,47.08443],[9.62623,47.14685],[9.56539,47.17124],[9.58264,47.20673],[9.56981,47.21926],[9.55176,47.22585],[9.56766,47.24281],[9.53116,47.27029],[9.52406,47.24959],[9.50318,47.22153],[9.4891,47.19346],[9.48774,47.17402],[9.51044,47.13727],[9.52089,47.10019],[9.51362,47.08505],[9.47139,47.06402],[9.47548,47.05257],[9.54041,47.06495],[9.55721,47.04762],[9.60717,47.06091]]]]}},{type:"Feature",properties:{iso1A2:"LK",iso1A3:"LKA",iso1N3:"144",wikidata:"Q854",nameEn:"Sri Lanka",groups:["034","142"],driveSide:"left",callingCodes:["94"]},geometry:{type:"MultiPolygon",coordinates:[[[[76.25812,4.62435],[85.15017,5.21497],[80.48418,10.20786],[79.42124,9.80115],[79.50447,8.91876],[76.25812,4.62435]]]]}},{type:"Feature",properties:{iso1A2:"LR",iso1A3:"LBR",iso1N3:"430",wikidata:"Q1014",nameEn:"Liberia",groups:["011","202","002"],callingCodes:["231"]},geometry:{type:"MultiPolygon",coordinates:[[[[-8.47114,7.55676],[-8.55874,7.62525],[-8.55874,7.70167],[-8.67814,7.69428],[-8.72789,7.51429],[-8.8448,7.35149],[-8.85724,7.26019],[-8.93435,7.2824],[-9.09107,7.1985],[-9.18311,7.30461],[-9.20798,7.38109],[-9.305,7.42056],[-9.41943,7.41809],[-9.48161,7.37122],[-9.37465,7.62032],[-9.35724,7.74111],[-9.44928,7.9284],[-9.41445,8.02448],[-9.50898,8.18455],[-9.47415,8.35195],[-9.77763,8.54633],[-10.05873,8.42578],[-10.05375,8.50697],[-10.14579,8.52665],[-10.203,8.47991],[-10.27575,8.48711],[-10.30084,8.30008],[-10.31635,8.28554],[-10.29839,8.21283],[-10.35227,8.15223],[-10.45023,8.15627],[-10.51554,8.1393],[-10.57523,8.04829],[-10.60492,8.04072],[-10.60422,7.7739],[-11.29417,7.21576],[-11.4027,6.97746],[-11.50429,6.92704],[-12.15048,6.15992],[-7.52774,3.7105],[-7.53259,4.35145],[-7.59349,4.8909],[-7.53876,4.94294],[-7.55369,5.08667],[-7.48901,5.14118],[-7.46165,5.26256],[-7.36463,5.32944],[-7.43428,5.42355],[-7.37209,5.61173],[-7.43926,5.74787],[-7.43677,5.84687],[-7.46165,5.84934],[-7.48155,5.80974],[-7.67309,5.94337],[-7.70294,5.90625],[-7.78254,5.99037],[-7.79747,6.07696],[-7.8497,6.08932],[-7.83478,6.20309],[-7.90692,6.27728],[-8.00642,6.31684],[-8.17557,6.28222],[-8.3298,6.36381],[-8.38453,6.35887],[-8.45666,6.49977],[-8.48652,6.43797],[-8.59456,6.50612],[-8.31736,6.82837],[-8.29249,7.1691],[-8.37458,7.25794],[-8.41935,7.51203],[-8.47114,7.55676]]]]}},{type:"Feature",properties:{iso1A2:"LS",iso1A3:"LSO",iso1N3:"426",wikidata:"Q1013",nameEn:"Lesotho",groups:["018","202","002"],driveSide:"left",callingCodes:["266"]},geometry:{type:"MultiPolygon",coordinates:[[[[29.33204,-29.45598],[29.44883,-29.3772],[29.40524,-29.21246],[28.68043,-28.58744],[28.65091,-28.57025],[28.40612,-28.6215],[28.30518,-28.69531],[28.2348,-28.69471],[28.1317,-28.7293],[28.02503,-28.85991],[27.98675,-28.8787],[27.9392,-28.84864],[27.88933,-28.88156],[27.8907,-28.91612],[27.75458,-28.89839],[27.55974,-29.18954],[27.5158,-29.2261],[27.54258,-29.25575],[27.48679,-29.29349],[27.45125,-29.29708],[27.47254,-29.31968],[27.4358,-29.33465],[27.33464,-29.48161],[27.01016,-29.65439],[27.09489,-29.72796],[27.22719,-30.00718],[27.29603,-30.05473],[27.32555,-30.14785],[27.40778,-30.14577],[27.37293,-30.19401],[27.36649,-30.27246],[27.38108,-30.33456],[27.45452,-30.32239],[27.56901,-30.42504],[27.56781,-30.44562],[27.62137,-30.50509],[27.6521,-30.51707],[27.67819,-30.53437],[27.69467,-30.55862],[27.74814,-30.60635],[28.12073,-30.68072],[28.2319,-30.28476],[28.399,-30.1592],[28.68627,-30.12885],[28.80222,-30.10579],[28.9338,-30.05072],[29.16548,-29.91706],[29.12553,-29.76266],[29.28545,-29.58456],[29.33204,-29.45598]]]]}},{type:"Feature",properties:{iso1A2:"LT",iso1A3:"LTU",iso1N3:"440",wikidata:"Q37",nameEn:"Lithuania",groups:["EU","154","150"],callingCodes:["370"]},geometry:{type:"MultiPolygon",coordinates:[[[[24.89005,56.46666],[24.83686,56.41565],[24.70022,56.40483],[24.57353,56.31525],[24.58143,56.29125],[24.42746,56.26522],[24.32334,56.30226],[24.13139,56.24881],[24.02657,56.3231],[23.75726,56.37282],[23.49803,56.34307],[23.40486,56.37689],[23.31606,56.3827],[23.17312,56.36795],[23.09531,56.30511],[22.96988,56.41213],[22.83048,56.367],[22.69354,56.36284],[22.56441,56.39305],[22.3361,56.4016],[22.09728,56.42851],[22.00548,56.41508],[21.74558,56.33181],[21.57888,56.31406],[21.49736,56.29106],[21.24644,56.16917],[21.15016,56.07818],[20.68447,56.04073],[20.60454,55.40986],[20.95181,55.27994],[21.26425,55.24456],[21.35465,55.28427],[21.38446,55.29348],[21.46766,55.21115],[21.51095,55.18507],[21.55605,55.20311],[21.64954,55.1791],[21.85521,55.09493],[21.96505,55.07353],[21.99543,55.08691],[22.03984,55.07888],[22.02582,55.05078],[22.06087,55.02935],[22.11697,55.02131],[22.14267,55.05345],[22.31562,55.0655],[22.47688,55.04408],[22.58907,55.07085],[22.60075,55.01863],[22.65451,54.97037],[22.68723,54.9811],[22.76422,54.92521],[22.85083,54.88711],[22.87317,54.79492],[22.73631,54.72952],[22.73397,54.66604],[22.75467,54.6483],[22.74225,54.64339],[22.7522,54.63525],[22.68021,54.58486],[22.71293,54.56454],[22.67788,54.532],[22.70208,54.45312],[22.7253,54.41732],[22.79705,54.36264],[22.83756,54.40827],[23.00584,54.38514],[22.99649,54.35927],[23.05726,54.34565],[23.04323,54.31567],[23.104,54.29794],[23.13905,54.31567],[23.15526,54.31076],[23.15938,54.29894],[23.24656,54.25701],[23.3494,54.25155],[23.39525,54.21672],[23.42418,54.17911],[23.45223,54.17775],[23.49196,54.14764],[23.52702,54.04622],[23.48261,53.98855],[23.51284,53.95052],[23.61677,53.92691],[23.71726,53.93379],[23.80543,53.89558],[23.81309,53.94205],[23.95098,53.9613],[23.98837,53.92554],[24.19638,53.96405],[24.34128,53.90076],[24.44411,53.90076],[24.62275,54.00217],[24.69652,54.01901],[24.69185,53.96543],[24.74279,53.96663],[24.85311,54.02862],[24.77131,54.11091],[24.96894,54.17589],[24.991,54.14241],[25.0728,54.13419],[25.19199,54.219],[25.22705,54.26271],[25.35559,54.26544],[25.509,54.30267],[25.56823,54.25212],[25.51452,54.17799],[25.54724,54.14925],[25.64875,54.1259],[25.71084,54.16704],[25.78563,54.15747],[25.78553,54.23327],[25.68513,54.31727],[25.55425,54.31591],[25.5376,54.33158],[25.63371,54.42075],[25.62203,54.4656],[25.64813,54.48704],[25.68045,54.5321],[25.75977,54.57252],[25.74122,54.80108],[25.89462,54.93438],[25.99129,54.95705],[26.05907,54.94631],[26.13386,54.98924],[26.20397,54.99729],[26.26941,55.08032],[26.23202,55.10439],[26.30628,55.12536],[26.35121,55.1525],[26.46249,55.12814],[26.51481,55.16051],[26.54753,55.14181],[26.69243,55.16718],[26.68075,55.19787],[26.72983,55.21788],[26.73017,55.24226],[26.835,55.28182],[26.83266,55.30444],[26.80929,55.31642],[26.6714,55.33902],[26.5709,55.32572],[26.44937,55.34832],[26.5522,55.40277],[26.55094,55.5093],[26.63167,55.57887],[26.63231,55.67968],[26.58248,55.6754],[26.46661,55.70375],[26.39561,55.71156],[26.18509,55.86813],[26.03815,55.95884],[25.90047,56.0013],[25.85893,56.00188],[25.81773,56.05444],[25.69246,56.08892],[25.68588,56.14725],[25.53621,56.16663],[25.39751,56.15707],[25.23099,56.19147],[25.09325,56.1878],[25.05762,56.26742],[24.89005,56.46666]]]]}},{type:"Feature",properties:{iso1A2:"LU",iso1A3:"LUX",iso1N3:"442",wikidata:"Q32",nameEn:"Luxembourg",groups:["EU","155","150"],callingCodes:["352"]},geometry:{type:"MultiPolygon",coordinates:[[[[6.1379,50.12964],[6.1137,50.13668],[6.12028,50.16374],[6.08577,50.17246],[6.06406,50.15344],[6.03093,50.16362],[6.02488,50.18283],[5.96453,50.17259],[5.95929,50.13295],[5.89488,50.11476],[5.8857,50.07824],[5.85474,50.06342],[5.86904,50.04614],[5.8551,50.02683],[5.81866,50.01286],[5.82331,49.99662],[5.83968,49.9892],[5.83467,49.97823],[5.81163,49.97142],[5.80833,49.96451],[5.77291,49.96056],[5.77314,49.93646],[5.73621,49.89796],[5.78415,49.87922],[5.75269,49.8711],[5.75861,49.85631],[5.74567,49.85368],[5.75884,49.84811],[5.74953,49.84709],[5.74975,49.83933],[5.74076,49.83823],[5.7404,49.83452],[5.74844,49.82435],[5.74364,49.82058],[5.74953,49.81428],[5.75409,49.79239],[5.78871,49.7962],[5.82245,49.75048],[5.83149,49.74729],[5.82562,49.72395],[5.84193,49.72161],[5.86503,49.72739],[5.88677,49.70951],[5.86527,49.69291],[5.86175,49.67862],[5.9069,49.66377],[5.90164,49.6511],[5.90599,49.63853],[5.88552,49.63507],[5.88393,49.62802],[5.87609,49.62047],[5.8762,49.60898],[5.84826,49.5969],[5.84971,49.58674],[5.86986,49.58756],[5.87256,49.57539],[5.8424,49.56082],[5.84692,49.55663],[5.84143,49.5533],[5.81838,49.54777],[5.80871,49.5425],[5.81664,49.53775],[5.83648,49.5425],[5.84466,49.53027],[5.83467,49.52717],[5.83389,49.52152],[5.86571,49.50015],[5.94128,49.50034],[5.94224,49.49608],[5.96876,49.49053],[5.97693,49.45513],[6.02648,49.45451],[6.02743,49.44845],[6.04176,49.44801],[6.05553,49.46663],[6.07887,49.46399],[6.08373,49.45594],[6.10072,49.45268],[6.09845,49.46351],[6.10325,49.4707],[6.12346,49.4735],[6.12814,49.49365],[6.14321,49.48796],[6.16115,49.49297],[6.15366,49.50226],[6.17386,49.50934],[6.19543,49.50536],[6.2409,49.51408],[6.25029,49.50609],[6.27875,49.503],[6.28818,49.48465],[6.3687,49.4593],[6.36778,49.46937],[6.36907,49.48931],[6.36788,49.50377],[6.35666,49.52931],[6.38072,49.55171],[6.38228,49.55855],[6.35825,49.57053],[6.36676,49.57813],[6.38024,49.57593],[6.38342,49.5799],[6.37464,49.58886],[6.385,49.59946],[6.39822,49.60081],[6.41861,49.61723],[6.4413,49.65722],[6.43768,49.66021],[6.42726,49.66078],[6.42937,49.66857],[6.44654,49.67799],[6.46048,49.69092],[6.48014,49.69767],[6.49785,49.71118],[6.50647,49.71353],[6.5042,49.71808],[6.49694,49.72205],[6.49535,49.72645],[6.50261,49.72718],[6.51397,49.72058],[6.51805,49.72425],[6.50193,49.73291],[6.50174,49.75292],[6.51646,49.75961],[6.51828,49.76855],[6.51056,49.77515],[6.51669,49.78336],[6.50534,49.78952],[6.52169,49.79787],[6.53122,49.80666],[6.52121,49.81338],[6.51215,49.80124],[6.50647,49.80916],[6.48718,49.81267],[6.47111,49.82263],[6.45425,49.81164],[6.44131,49.81443],[6.42905,49.81091],[6.42521,49.81591],[6.40022,49.82029],[6.36576,49.85032],[6.34267,49.84974],[6.33585,49.83785],[6.32098,49.83728],[6.32303,49.85133],[6.30963,49.87021],[6.29692,49.86685],[6.28874,49.87592],[6.26146,49.88203],[6.23496,49.89972],[6.22926,49.92096],[6.21882,49.92403],[6.22608,49.929],[6.22094,49.94955],[6.19856,49.95053],[6.19089,49.96991],[6.18045,49.96611],[6.18554,49.95622],[6.17872,49.9537],[6.16466,49.97086],[6.1701,49.98518],[6.14147,49.99563],[6.14948,50.00908],[6.13806,50.01056],[6.1295,50.01849],[6.13273,50.02019],[6.13794,50.01466],[6.14666,50.02207],[6.13044,50.02929],[6.13458,50.04141],[6.11274,50.05916],[6.12055,50.09171],[6.1379,50.12964]]]]}},{type:"Feature",properties:{iso1A2:"LV",iso1A3:"LVA",iso1N3:"428",wikidata:"Q211",nameEn:"Latvia",groups:["EU","154","150"],callingCodes:["371"]},geometry:{type:"MultiPolygon",coordinates:[[[[27.34698,57.52242],[26.90364,57.62823],[26.54675,57.51813],[26.46527,57.56885],[26.29253,57.59244],[26.1866,57.6849],[26.2029,57.7206],[26.08098,57.76619],[26.0543,57.76105],[26.03332,57.7718],[26.02415,57.76865],[26.02069,57.77169],[26.0266,57.77441],[26.027,57.78158],[26.02456,57.78342],[26.0324,57.79037],[26.05949,57.84744],[25.73499,57.90193],[25.29581,58.08288],[25.28237,57.98539],[25.19484,58.0831],[24.3579,57.87471],[24.26221,57.91787],[23.20055,57.56697],[22.80496,57.87798],[19.84909,57.57876],[19.64795,57.06466],[20.68447,56.04073],[21.15016,56.07818],[21.24644,56.16917],[21.49736,56.29106],[21.57888,56.31406],[21.74558,56.33181],[22.00548,56.41508],[22.09728,56.42851],[22.3361,56.4016],[22.56441,56.39305],[22.69354,56.36284],[22.83048,56.367],[22.96988,56.41213],[23.09531,56.30511],[23.17312,56.36795],[23.31606,56.3827],[23.40486,56.37689],[23.49803,56.34307],[23.75726,56.37282],[24.02657,56.3231],[24.13139,56.24881],[24.32334,56.30226],[24.42746,56.26522],[24.58143,56.29125],[24.57353,56.31525],[24.70022,56.40483],[24.83686,56.41565],[24.89005,56.46666],[25.05762,56.26742],[25.09325,56.1878],[25.23099,56.19147],[25.39751,56.15707],[25.53621,56.16663],[25.68588,56.14725],[25.69246,56.08892],[25.81773,56.05444],[25.85893,56.00188],[25.90047,56.0013],[26.03815,55.95884],[26.18509,55.86813],[26.39561,55.71156],[26.46661,55.70375],[26.58248,55.6754],[26.63231,55.67968],[26.64888,55.70515],[26.71802,55.70645],[26.76872,55.67658],[26.87448,55.7172],[26.97153,55.8102],[27.1559,55.85032],[27.27804,55.78299],[27.3541,55.8089],[27.61683,55.78558],[27.63065,55.89687],[27.97865,56.11849],[28.15217,56.16964],[28.23716,56.27588],[28.16599,56.37806],[28.19057,56.44637],[28.10069,56.524],[28.13526,56.57989],[28.04768,56.59004],[27.86101,56.88204],[27.66511,56.83921],[27.86101,57.29402],[27.52453,57.42826],[27.56832,57.53728],[27.34698,57.52242]]]]}},{type:"Feature",properties:{iso1A2:"LY",iso1A3:"LBY",iso1N3:"434",wikidata:"Q1016",nameEn:"Libya",groups:["015","002"],callingCodes:["218"]},geometry:{type:"MultiPolygon",coordinates:[[[[22.5213,33.45682],[11.66543,33.34642],[11.56255,33.16754],[11.55852,33.1409],[11.51549,33.09826],[11.46037,32.6307],[11.57828,32.48013],[11.53898,32.4138],[11.04234,32.2145],[10.7315,31.97235],[10.62788,31.96629],[10.48497,31.72956],[10.31364,31.72648],[10.12239,31.42098],[10.29516,30.90337],[9.88152,30.34074],[9.76848,30.34366],[9.55544,30.23971],[9.3876,30.16738],[9.78136,29.40961],[9.89569,26.57696],[9.51696,26.39148],[9.38834,26.19288],[10.03146,25.35635],[10.02432,24.98124],[10.33159,24.5465],[10.85323,24.5595],[11.41061,24.21456],[11.62498,24.26669],[11.96886,23.51735],[13.5631,23.16574],[14.22918,22.61719],[14.99751,23.00539],[15.99566,23.49639],[23.99539,19.49944],[23.99715,20.00038],[24.99794,19.99661],[24.99885,21.99535],[24.99968,29.24574],[24.71117,30.17441],[25.01077,30.73861],[24.83101,31.31921],[25.06041,31.57937],[25.14001,31.67534],[25.63787,31.9359],[22.5213,33.45682]]]]}},{type:"Feature",properties:{iso1A2:"MA",iso1A3:"MAR",iso1N3:"504",wikidata:"Q1028",nameEn:"Morocco",groups:["015","002"],callingCodes:["212"]},geometry:{type:"MultiPolygon",coordinates:[[[[-2.27707,35.35051],[-2.85819,35.63219],[-5.10878,36.05227],[-5.64962,35.93752],[-7.27694,35.93599],[-14.43883,27.02969],[-17.27295,21.93519],[-17.21511,21.34226],[-17.02707,21.34022],[-16.9978,21.36239],[-16.44269,21.39745],[-14.78487,21.36587],[-14.47329,21.63839],[-14.48112,22.00886],[-14.1291,22.41636],[-14.10361,22.75501],[-13.75627,23.77231],[-13.00628,24.01923],[-12.92147,24.39502],[-12.12281,25.13682],[-12.06001,26.04442],[-11.62052,26.05229],[-11.38635,26.611],[-11.23622,26.72023],[-11.35695,26.8505],[-10.68417,26.90984],[-9.81998,26.71379],[-9.56957,26.90042],[-9.08698,26.98639],[-8.71787,26.9898],[-8.77527,27.66663],[-8.66879,27.6666],[-8.6715,28.71194],[-7.61585,29.36252],[-6.95824,29.50924],[-6.78351,29.44634],[-6.69965,29.51623],[-5.75616,29.61407],[-5.72121,29.52322],[-5.58831,29.48103],[-5.21671,29.95253],[-4.6058,30.28343],[-4.31774,30.53229],[-3.64735,30.67539],[-3.65418,30.85566],[-3.54944,31.0503],[-3.77103,31.14984],[-3.77647,31.31912],[-3.66386,31.39202],[-3.66314,31.6339],[-2.82784,31.79459],[-2.93873,32.06557],[-2.46166,32.16603],[-1.22829,32.07832],[-1.15735,32.12096],[-1.24453,32.1917],[-1.24998,32.32993],[-0.9912,32.52467],[-1.37794,32.73628],[-1.54244,32.95499],[-1.46249,33.0499],[-1.67067,33.27084],[-1.59508,33.59929],[-1.73494,33.71721],[-1.64666,34.10405],[-1.78042,34.39018],[-1.69788,34.48056],[-1.84569,34.61907],[-1.73707,34.74226],[-1.97469,34.886],[-1.97833,34.93218],[-2.04734,34.93218],[-2.21445,35.04378],[-2.21248,35.08532],[-2.27707,35.35051]],[[-2.92224,35.3401],[-2.92181,35.28599],[-2.92674,35.27313],[-2.93893,35.26737],[-2.95065,35.26576],[-2.95431,35.2728],[-2.96516,35.27967],[-2.96826,35.28296],[-2.96507,35.28801],[-2.97035,35.28852],[-2.96978,35.29459],[-2.96648,35.30475],[-2.96038,35.31609],[-2.92224,35.3401]],[[-3.90602,35.21494],[-3.90288,35.22024],[-3.88617,35.21406],[-3.88926,35.20841],[-3.90602,35.21494]],[[-4.30191,35.17419],[-4.29436,35.17149],[-4.30112,35.17058],[-4.30191,35.17419]],[[-2.41312,35.17111],[-2.44887,35.17075],[-2.44896,35.18777],[-2.41265,35.1877],[-2.41312,35.17111]],[[-5.38491,35.92591],[-5.27635,35.91222],[-5.27056,35.88794],[-5.34379,35.8711],[-5.35844,35.87375],[-5.37338,35.88417],[-5.38491,35.92591]]]]}},{type:"Feature",properties:{iso1A2:"MC",iso1A3:"MCO",iso1N3:"492",wikidata:"Q235",nameEn:"Monaco",groups:["155","150"],callingCodes:["377"]},geometry:{type:"MultiPolygon",coordinates:[[[[7.47823,43.73341],[7.4379,43.74963],[7.4389,43.75151],[7.43708,43.75197],[7.43624,43.75014],[7.43013,43.74895],[7.42809,43.74396],[7.42443,43.74087],[7.42299,43.74176],[7.42062,43.73977],[7.41233,43.73439],[7.41298,43.73311],[7.41291,43.73168],[7.41113,43.73156],[7.40903,43.7296],[7.42422,43.72209],[7.47823,43.73341]]]]}},{type:"Feature",properties:{iso1A2:"MD",iso1A3:"MDA",iso1N3:"498",wikidata:"Q217",nameEn:"Moldova",groups:["151","150"],callingCodes:["373"]},geometry:{type:"MultiPolygon",coordinates:[[[[27.74422,48.45926],[27.6658,48.44034],[27.59027,48.46311],[27.5889,48.49224],[27.46942,48.454],[27.44333,48.41209],[27.37741,48.41026],[27.37604,48.44398],[27.32159,48.4434],[27.27855,48.37534],[27.13434,48.37288],[27.08078,48.43214],[27.0231,48.42485],[27.03821,48.37653],[26.93384,48.36558],[26.85556,48.41095],[26.71274,48.40388],[26.82809,48.31629],[26.79239,48.29071],[26.6839,48.35828],[26.62823,48.25804],[26.81161,48.25049],[26.87708,48.19919],[26.94265,48.1969],[26.98042,48.15752],[26.96119,48.13003],[27.04118,48.12522],[27.02985,48.09083],[27.15622,47.98538],[27.1618,47.92391],[27.29069,47.73722],[27.25519,47.71366],[27.32202,47.64009],[27.3979,47.59473],[27.47942,47.48113],[27.55731,47.46637],[27.60263,47.32507],[27.68706,47.28962],[27.73172,47.29248],[27.81892,47.1381],[28.09095,46.97621],[28.12173,46.82283],[28.24808,46.64305],[28.22281,46.50481],[28.25769,46.43334],[28.18902,46.35283],[28.19864,46.31869],[28.10937,46.22852],[28.13684,46.18099],[28.08612,46.01105],[28.13111,45.92819],[28.16568,45.6421],[28.08927,45.6051],[28.18741,45.47358],[28.21139,45.46895],[28.30201,45.54744],[28.41836,45.51715],[28.43072,45.48538],[28.51449,45.49982],[28.49252,45.56716],[28.54196,45.58062],[28.51587,45.6613],[28.47879,45.66994],[28.52823,45.73803],[28.70401,45.78019],[28.69852,45.81753],[28.78503,45.83475],[28.74383,45.96664],[28.98004,46.00385],[29.00613,46.04962],[28.94643,46.09176],[29.06656,46.19716],[28.94953,46.25852],[28.98478,46.31803],[29.004,46.31495],[28.9306,46.45699],[29.01241,46.46177],[29.02409,46.49582],[29.23547,46.55435],[29.24886,46.37912],[29.35357,46.49505],[29.49914,46.45889],[29.5939,46.35472],[29.6763,46.36041],[29.66359,46.4215],[29.74496,46.45605],[29.88329,46.35851],[29.94114,46.40114],[30.09103,46.38694],[30.16794,46.40967],[30.02511,46.45132],[29.88916,46.54302],[29.94409,46.56002],[29.9743,46.75325],[29.94522,46.80055],[29.98814,46.82358],[29.87405,46.88199],[29.75458,46.8604],[29.72986,46.92234],[29.57056,46.94766],[29.62137,47.05069],[29.61038,47.09932],[29.53044,47.07851],[29.49732,47.12878],[29.57696,47.13581],[29.54996,47.24962],[29.59665,47.25521],[29.5733,47.36508],[29.48678,47.36043],[29.47854,47.30366],[29.39889,47.30179],[29.3261,47.44664],[29.18603,47.43387],[29.11743,47.55001],[29.22414,47.60012],[29.22242,47.73607],[29.27255,47.79953],[29.20663,47.80367],[29.27804,47.88893],[29.19839,47.89261],[29.1723,47.99013],[28.9306,47.96255],[28.8414,48.03392],[28.85232,48.12506],[28.69896,48.13106],[28.53921,48.17453],[28.48428,48.0737],[28.42454,48.12047],[28.43701,48.15832],[28.38712,48.17567],[28.34009,48.13147],[28.30609,48.14018],[28.30586,48.1597],[28.34912,48.1787],[28.36996,48.20543],[28.35519,48.24957],[28.32508,48.23384],[28.2856,48.23202],[28.19314,48.20749],[28.17666,48.25963],[28.07504,48.23494],[28.09873,48.3124],[28.04527,48.32661],[27.95883,48.32368],[27.88391,48.36699],[27.87533,48.4037],[27.81902,48.41874],[27.79225,48.44244],[27.74422,48.45926]]]]}},{type:"Feature",properties:{iso1A2:"ME",iso1A3:"MNE",iso1N3:"499",wikidata:"Q236",nameEn:"Montenegro",groups:["039","150"],callingCodes:["382"]},geometry:{type:"MultiPolygon",coordinates:[[[[19.22807,43.5264],[19.15685,43.53943],[19.13933,43.5282],[19.04934,43.50384],[19.01078,43.55806],[18.91379,43.50299],[18.95469,43.49367],[18.96053,43.45042],[19.01078,43.43854],[19.04071,43.397],[19.08673,43.31453],[19.08206,43.29668],[19.04233,43.30008],[19.00844,43.24988],[18.95001,43.29327],[18.95819,43.32899],[18.90911,43.36383],[18.83912,43.34795],[18.84794,43.33735],[18.85342,43.32426],[18.76538,43.29838],[18.6976,43.25243],[18.71747,43.2286],[18.66605,43.2056],[18.64735,43.14766],[18.66254,43.03928],[18.52232,43.01451],[18.49076,42.95553],[18.49661,42.89306],[18.4935,42.86433],[18.47633,42.85829],[18.45921,42.81682],[18.47324,42.74992],[18.56789,42.72074],[18.55221,42.69045],[18.54603,42.69171],[18.54841,42.68328],[18.57373,42.64429],[18.52232,42.62279],[18.55504,42.58409],[18.53751,42.57376],[18.49778,42.58409],[18.43735,42.55921],[18.44307,42.51077],[18.43588,42.48556],[18.52152,42.42302],[18.54128,42.39171],[18.45131,42.21682],[19.26406,41.74971],[19.37597,41.84849],[19.37451,41.8842],[19.33812,41.90669],[19.34601,41.95675],[19.37691,41.96977],[19.36867,42.02564],[19.37548,42.06835],[19.40687,42.10024],[19.28623,42.17745],[19.42,42.33019],[19.42352,42.36546],[19.4836,42.40831],[19.65972,42.62774],[19.73244,42.66299],[19.77375,42.58517],[19.74731,42.57422],[19.76549,42.50237],[19.82333,42.46581],[19.9324,42.51699],[20.00842,42.5109],[20.01834,42.54622],[20.07761,42.55582],[20.0969,42.65559],[20.02915,42.71147],[20.02088,42.74789],[20.04898,42.77701],[20.2539,42.76245],[20.27869,42.81945],[20.35692,42.8335],[20.34528,42.90676],[20.16415,42.97177],[20.14896,42.99058],[20.12325,42.96237],[20.05431,42.99571],[20.04729,43.02732],[19.98887,43.0538],[19.96549,43.11098],[19.92576,43.08539],[19.79255,43.11951],[19.76918,43.16044],[19.64063,43.19027],[19.62661,43.2286],[19.54598,43.25158],[19.52962,43.31623],[19.48171,43.32644],[19.44315,43.38846],[19.22229,43.47926],[19.22807,43.5264]]]]}},{type:"Feature",properties:{iso1A2:"MF",iso1A3:"MAF",iso1N3:"663",wikidata:"Q126125",nameEn:"Saint-Martin",country:"FR",groups:["EU","029","003","419","019"],callingCodes:["590"]},geometry:{type:"MultiPolygon",coordinates:[[[[-62.93924,18.02904],[-62.75637,18.13489],[-62.86666,18.19278],[-63.35989,18.06012],[-63.33064,17.9615],[-63.13584,18.0541],[-63.11096,18.05368],[-63.09686,18.04608],[-63.07759,18.04943],[-63.0579,18.06614],[-63.04039,18.05619],[-63.02323,18.05757],[-62.93924,18.02904]]]]}},{type:"Feature",properties:{iso1A2:"MG",iso1A3:"MDG",iso1N3:"450",wikidata:"Q1019",nameEn:"Madagascar",aliases:["RM"],groups:["014","202","002"],callingCodes:["261"]},geometry:{type:"MultiPolygon",coordinates:[[[[51.94557,-12.74579],[49.10033,-10.96054],[43.72277,-16.09877],[40.40841,-23.17181],[45.90777,-29.77366],[51.94557,-12.74579]]]]}},{type:"Feature",properties:{iso1A2:"MH",iso1A3:"MHL",iso1N3:"584",wikidata:"Q709",nameEn:"Marshall Islands",groups:["057","009"],roadSpeedUnit:"mph",callingCodes:["692"]},geometry:{type:"MultiPolygon",coordinates:[[[[169,3.9],[173.53711,5.70687],[169.29099,15.77133],[159.04653,10.59067],[169,3.9]]]]}},{type:"Feature",properties:{iso1A2:"MK",iso1A3:"MKD",iso1N3:"807",wikidata:"Q221",nameEn:"North Macedonia",groups:["039","150"],callingCodes:["389"]},geometry:{type:"MultiPolygon",coordinates:[[[[22.34773,42.31725],[22.29275,42.34913],[22.29605,42.37477],[22.16384,42.32103],[22.02908,42.29848],[21.94405,42.34669],[21.91595,42.30392],[21.84654,42.3247],[21.77176,42.2648],[21.70111,42.23789],[21.58992,42.25915],[21.52145,42.24465],[21.50823,42.27156],[21.43882,42.2789],[21.43882,42.23609],[21.38428,42.24465],[21.30496,42.1418],[21.29913,42.13954],[21.31983,42.10993],[21.22728,42.08909],[21.16614,42.19815],[21.11491,42.20794],[20.75464,42.05229],[20.76786,41.91839],[20.68523,41.85318],[20.59524,41.8818],[20.55976,41.87068],[20.57144,41.7897],[20.53405,41.78099],[20.51301,41.72433],[20.52937,41.69292],[20.51769,41.65975],[20.55508,41.58113],[20.52103,41.56473],[20.45809,41.5549],[20.45331,41.51436],[20.49039,41.49277],[20.51301,41.442],[20.55976,41.4087],[20.52119,41.34381],[20.49432,41.33679],[20.51068,41.2323],[20.59715,41.13644],[20.58546,41.11179],[20.59832,41.09066],[20.63454,41.0889],[20.65558,41.08009],[20.71634,40.91781],[20.73504,40.9081],[20.81567,40.89662],[20.83671,40.92752],[20.94305,40.92399],[20.97693,40.90103],[20.97887,40.85475],[21.15262,40.85546],[21.21105,40.8855],[21.25779,40.86165],[21.35595,40.87578],[21.41555,40.9173],[21.53007,40.90759],[21.57448,40.86076],[21.69601,40.9429],[21.7556,40.92525],[21.91102,41.04786],[21.90869,41.09191],[22.06527,41.15617],[22.1424,41.12449],[22.17629,41.15969],[22.26744,41.16409],[22.42285,41.11921],[22.5549,41.13065],[22.58295,41.11568],[22.62852,41.14385],[22.65306,41.18168],[22.71266,41.13945],[22.74538,41.16321],[22.76408,41.32225],[22.81199,41.3398],[22.93334,41.34104],[22.96331,41.35782],[22.95513,41.63265],[23.03342,41.71034],[23.01239,41.76527],[22.96682,41.77137],[22.90254,41.87587],[22.86749,42.02275],[22.67701,42.06614],[22.51224,42.15457],[22.50289,42.19527],[22.47251,42.20393],[22.38136,42.30339],[22.34773,42.31725]]]]}},{type:"Feature",properties:{iso1A2:"ML",iso1A3:"MLI",iso1N3:"466",wikidata:"Q912",nameEn:"Mali",groups:["011","202","002"],callingCodes:["223"]},geometry:{type:"MultiPolygon",coordinates:[[[[-4.83423,24.99935],[-6.57191,25.0002],[-5.60725,16.49919],[-5.33435,16.33354],[-5.50165,15.50061],[-9.32979,15.50032],[-9.31106,15.69412],[-9.33314,15.7044],[-9.44673,15.60553],[-9.40447,15.4396],[-10.71721,15.4223],[-10.90932,15.11001],[-11.43483,15.62339],[-11.70705,15.51558],[-11.94903,14.76143],[-12.23936,14.76324],[-11.93043,13.84505],[-12.06897,13.71049],[-11.83345,13.33333],[-11.63025,13.39174],[-11.39935,12.97808],[-11.37536,12.40788],[-11.50006,12.17826],[-11.24136,12.01286],[-10.99758,12.24634],[-10.80355,12.1053],[-10.71897,11.91552],[-10.30604,12.24634],[-9.714,12.0226],[-9.63938,12.18312],[-9.32097,12.29009],[-9.38067,12.48446],[-9.13689,12.50875],[-8.94784,12.34842],[-8.80854,11.66715],[-8.40058,11.37466],[-8.66923,10.99397],[-8.35083,11.06234],[-8.2667,10.91762],[-8.32614,10.69273],[-8.22711,10.41722],[-8.10207,10.44649],[-7.9578,10.2703],[-7.97971,10.17117],[-7.92107,10.15577],[-7.63048,10.46334],[-7.54462,10.40921],[-7.52261,10.4655],[-7.44555,10.44602],[-7.3707,10.24677],[-7.13331,10.24877],[-7.0603,10.14711],[-7.00966,10.15794],[-6.97444,10.21644],[-7.01186,10.25111],[-6.93921,10.35291],[-6.68164,10.35074],[-6.63541,10.66893],[-6.52974,10.59104],[-6.42847,10.5694],[-6.40646,10.69922],[-6.325,10.68624],[-6.24795,10.74248],[-6.1731,10.46983],[-6.18851,10.24244],[-5.99478,10.19694],[-5.78124,10.43952],[-5.65135,10.46767],[-5.51058,10.43177],[-5.46643,10.56074],[-5.47083,10.75329],[-5.41579,10.84628],[-5.49284,11.07538],[-5.32994,11.13371],[-5.32553,11.21578],[-5.25949,11.24816],[-5.25509,11.36905],[-5.20665,11.43811],[-5.22867,11.60421],[-5.29251,11.61715],[-5.26389,11.75728],[-5.40258,11.8327],[-5.26389,11.84778],[-5.07897,11.97918],[-4.72893,12.01579],[-4.70692,12.06746],[-4.62987,12.06531],[-4.62546,12.13204],[-4.54841,12.1385],[-4.57703,12.19875],[-4.41412,12.31922],[-4.47356,12.71252],[-4.238,12.71467],[-4.21819,12.95722],[-4.34477,13.12927],[-3.96501,13.49778],[-3.90558,13.44375],[-3.96282,13.38164],[-3.7911,13.36665],[-3.54454,13.1781],[-3.4313,13.1588],[-3.43507,13.27272],[-3.23599,13.29035],[-3.28396,13.5422],[-3.26407,13.70699],[-2.88189,13.64921],[-2.90831,13.81174],[-2.84667,14.05532],[-2.66175,14.14713],[-2.47587,14.29671],[-2.10223,14.14878],[-1.9992,14.19011],[-1.97945,14.47709],[-1.68083,14.50023],[-1.32166,14.72774],[-1.05875,14.7921],[-0.72004,15.08655],[-0.24673,15.07805],[0.06588,14.96961],[0.23859,15.00135],[0.72632,14.95898],[0.96711,14.98275],[1.31275,15.27978],[3.01806,15.34571],[3.03134,15.42221],[3.50368,15.35934],[4.19893,16.39923],[4.21787,17.00118],[4.26762,17.00432],[4.26651,19.14224],[3.36082,18.9745],[3.12501,19.1366],[3.24648,19.81703],[1.20992,20.73533],[1.15698,21.12843],[-4.83423,24.99935]]]]}},{type:"Feature",properties:{iso1A2:"MM",iso1A3:"MMR",iso1N3:"104",wikidata:"Q836",nameEn:"Myanmar",aliases:["Burma","BU"],groups:["035","142"],callingCodes:["95"]},geometry:{type:"MultiPolygon",coordinates:[[[[92.62187,21.87037],[92.59775,21.6092],[92.68152,21.28454],[92.60187,21.24615],[92.55105,21.3856],[92.43158,21.37025],[92.37939,21.47764],[92.20087,21.337],[92.17752,21.17445],[92.26071,21.05697],[92.37665,20.72172],[92.28464,20.63179],[92.31348,20.57137],[92.4302,20.5688],[92.39837,20.38919],[92.61042,13.76986],[94.6371,13.81803],[97.63455,9.60854],[98.12555,9.44056],[98.33094,9.91973],[98.47298,9.95782],[98.52291,9.92389],[98.55174,9.92804],[98.7391,10.31488],[98.81944,10.52761],[98.77275,10.62548],[98.78511,10.68351],[98.86819,10.78336],[99.0069,10.85485],[98.99701,10.92962],[99.02337,10.97217],[99.06938,10.94857],[99.32756,11.28545],[99.31573,11.32081],[99.39485,11.3925],[99.47598,11.62434],[99.5672,11.62732],[99.64108,11.78948],[99.64891,11.82699],[99.53424,12.02317],[99.56445,12.14805],[99.47519,12.1353],[99.409,12.60603],[99.29254,12.68921],[99.18905,12.84799],[99.18748,12.9898],[99.10646,13.05804],[99.12225,13.19847],[99.20617,13.20575],[99.16695,13.72621],[98.97356,14.04868],[98.56762,14.37701],[98.24874,14.83013],[98.18821,15.13125],[98.22,15.21327],[98.30446,15.30667],[98.40522,15.25268],[98.41906,15.27103],[98.39351,15.34177],[98.4866,15.39154],[98.56027,15.33471],[98.58598,15.46821],[98.541,15.65406],[98.59853,15.87197],[98.57019,16.04578],[98.69585,16.13353],[98.8376,16.11706],[98.92656,16.36425],[98.84485,16.42354],[98.68074,16.27068],[98.63817,16.47424],[98.57912,16.55983],[98.5695,16.62826],[98.51113,16.64503],[98.51833,16.676],[98.51472,16.68521],[98.51579,16.69433],[98.51043,16.70107],[98.49713,16.69022],[98.50253,16.7139],[98.46994,16.73613],[98.53833,16.81934],[98.49603,16.8446],[98.52624,16.89979],[98.39441,17.06266],[98.34566,17.04822],[98.10439,17.33847],[98.11185,17.36829],[97.91829,17.54504],[97.76407,17.71595],[97.66794,17.88005],[97.73723,17.97912],[97.60841,18.23846],[97.64116,18.29778],[97.56219,18.33885],[97.50383,18.26844],[97.34522,18.54596],[97.36444,18.57138],[97.5258,18.4939],[97.76752,18.58097],[97.73836,18.88478],[97.66487,18.9371],[97.73654,18.9812],[97.73797,19.04261],[97.83479,19.09972],[97.84024,19.22217],[97.78606,19.26769],[97.84186,19.29526],[97.78769,19.39429],[97.88423,19.5041],[97.84715,19.55782],[98.04364,19.65755],[98.03314,19.80941],[98.13829,19.78541],[98.24884,19.67876],[98.51182,19.71303],[98.56065,19.67807],[98.83661,19.80931],[98.98679,19.7419],[99.0735,20.10298],[99.20328,20.12877],[99.416,20.08614],[99.52943,20.14811],[99.5569,20.20676],[99.46077,20.36198],[99.46008,20.39673],[99.68255,20.32077],[99.81096,20.33687],[99.86383,20.44371],[99.88211,20.44488],[99.88451,20.44596],[99.89168,20.44548],[99.89301,20.44311],[99.89692,20.44789],[99.90499,20.4487],[99.91616,20.44986],[99.95721,20.46301],[100.08404,20.36626],[100.1957,20.68247],[100.36375,20.82783],[100.51079,20.82194],[100.60112,20.8347],[100.64628,20.88279],[100.50974,20.88574],[100.55281,21.02796],[100.63578,21.05639],[100.72716,21.31786],[100.80173,21.2934],[101.00234,21.39612],[101.16198,21.52808],[101.15156,21.56129],[101.11744,21.77659],[100.87265,21.67396],[100.72143,21.51898],[100.57861,21.45637],[100.4811,21.46148],[100.42892,21.54325],[100.35201,21.53176],[100.25863,21.47043],[100.18447,21.51898],[100.1625,21.48704],[100.12542,21.50365],[100.10757,21.59945],[100.17486,21.65306],[100.12679,21.70539],[100.04956,21.66843],[99.98654,21.71064],[99.94003,21.82782],[99.99084,21.97053],[99.96612,22.05965],[99.85351,22.04183],[99.47585,22.13345],[99.33166,22.09656],[99.1552,22.15874],[99.19176,22.16983],[99.17318,22.18025],[99.28771,22.4105],[99.37972,22.50188],[99.38247,22.57544],[99.31243,22.73893],[99.45654,22.85726],[99.43537,22.94086],[99.54218,22.90014],[99.52214,23.08218],[99.34127,23.13099],[99.25741,23.09025],[99.04601,23.12215],[99.05975,23.16382],[98.88597,23.18656],[98.92515,23.29535],[98.93958,23.31414],[98.87573,23.33038],[98.92104,23.36946],[98.87683,23.48995],[98.82877,23.47908],[98.80294,23.5345],[98.88396,23.59555],[98.81775,23.694],[98.82933,23.72921],[98.79607,23.77947],[98.68209,23.80492],[98.67797,23.9644],[98.89632,24.10612],[98.87998,24.15624],[98.85319,24.13042],[98.59256,24.08371],[98.54476,24.13119],[98.20666,24.11406],[98.07806,24.07988],[98.06703,24.08028],[98.0607,24.07812],[98.05671,24.07961],[98.05302,24.07408],[98.04709,24.07616],[97.99583,24.04932],[97.98691,24.03897],[97.93951,24.01953],[97.90998,24.02094],[97.88616,24.00463],[97.88414,23.99405],[97.88814,23.98605],[97.89683,23.98389],[97.89676,23.97931],[97.8955,23.97758],[97.88811,23.97446],[97.86545,23.97723],[97.84328,23.97603],[97.79416,23.95663],[97.79456,23.94836],[97.72302,23.89288],[97.64667,23.84574],[97.5247,23.94032],[97.62363,24.00506],[97.72903,24.12606],[97.75305,24.16902],[97.72799,24.18883],[97.72998,24.2302],[97.76799,24.26365],[97.71941,24.29652],[97.66723,24.30027],[97.65624,24.33781],[97.7098,24.35658],[97.66998,24.45288],[97.60029,24.4401],[97.52757,24.43748],[97.56286,24.54535],[97.56525,24.72838],[97.54675,24.74202],[97.5542,24.74943],[97.56383,24.75535],[97.56648,24.76475],[97.64354,24.79171],[97.70181,24.84557],[97.73127,24.83015],[97.76481,24.8289],[97.79949,24.85655],[97.72903,24.91332],[97.72216,25.08508],[97.77023,25.11492],[97.83614,25.2715],[97.92541,25.20815],[98.14925,25.41547],[98.12591,25.50722],[98.18084,25.56298],[98.16848,25.62739],[98.25774,25.6051],[98.31268,25.55307],[98.40606,25.61129],[98.54064,25.85129],[98.63128,25.79937],[98.70818,25.86241],[98.60763,26.01512],[98.57085,26.11547],[98.63128,26.15492],[98.66884,26.09165],[98.7329,26.17218],[98.67797,26.24487],[98.72741,26.36183],[98.77547,26.61994],[98.7333,26.85615],[98.69582,27.56499],[98.43353,27.67086],[98.42529,27.55404],[98.32641,27.51385],[98.13964,27.9478],[98.15337,28.12114],[97.90069,28.3776],[97.79632,28.33168],[97.70705,28.5056],[97.56835,28.55628],[97.50518,28.49716],[97.47085,28.2688],[97.41729,28.29783],[97.34547,28.21385],[97.31292,28.06784],[97.35412,28.06663],[97.38845,28.01329],[97.35824,27.87256],[97.29919,27.92233],[96.90112,27.62149],[96.91431,27.45752],[97.17422,27.14052],[97.14675,27.09041],[96.89132,27.17474],[96.85287,27.2065],[96.88445,27.25046],[96.73888,27.36638],[96.55761,27.29928],[96.40779,27.29818],[96.15591,27.24572],[96.04949,27.19428],[95.93002,27.04149],[95.81603,27.01335],[95.437,26.7083],[95.30339,26.65372],[95.23513,26.68499],[95.05798,26.45408],[95.12801,26.38397],[95.11428,26.1019],[95.18556,26.07338],[94.80117,25.49359],[94.68032,25.47003],[94.57458,25.20318],[94.74212,25.13606],[94.73937,25.00545],[94.60204,24.70889],[94.5526,24.70764],[94.50729,24.59281],[94.45279,24.56656],[94.32362,24.27692],[94.30215,24.23752],[94.14081,23.83333],[93.92089,23.95812],[93.80279,23.92549],[93.75952,24.0003],[93.62871,24.00922],[93.50616,23.94432],[93.46633,23.97067],[93.41415,24.07854],[93.34735,24.10151],[93.32351,24.04468],[93.36059,23.93176],[93.3908,23.92925],[93.3908,23.7622],[93.43475,23.68299],[93.38805,23.4728],[93.39981,23.38828],[93.38781,23.36139],[93.36862,23.35426],[93.38478,23.13698],[93.2878,23.00464],[93.12988,23.05772],[93.134,22.92498],[93.09417,22.69459],[93.134,22.59573],[93.11477,22.54374],[93.13537,22.45873],[93.18206,22.43716],[93.19991,22.25425],[93.14224,22.24535],[93.15734,22.18687],[93.04885,22.20595],[92.99255,22.05965],[92.99804,21.98964],[92.93899,22.02656],[92.89504,21.95143],[92.86208,22.05456],[92.70416,22.16017],[92.67532,22.03547],[92.60949,21.97638],[92.62187,21.87037]]]]}},{type:"Feature",properties:{iso1A2:"MN",iso1A3:"MNG",iso1N3:"496",wikidata:"Q711",nameEn:"Mongolia",groups:["030","142"],callingCodes:["976"]},geometry:{type:"MultiPolygon",coordinates:[[[[102.14032,51.35566],[101.5044,51.50467],[101.39085,51.45753],[100.61116,51.73028],[99.89203,51.74903],[99.75578,51.90108],[99.27888,51.96876],[98.87768,52.14563],[98.74142,51.8637],[98.33222,51.71832],[98.22053,51.46579],[98.05257,51.46696],[97.83305,51.00248],[98.01472,50.86652],[97.9693,50.78044],[98.06393,50.61262],[98.31373,50.4996],[98.29481,50.33561],[97.85197,49.91339],[97.76871,49.99861],[97.56432,49.92801],[97.56811,49.84265],[97.24639,49.74737],[96.97388,49.88413],[95.80056,50.04239],[95.74757,49.97915],[95.02465,49.96941],[94.97166,50.04725],[94.6121,50.04239],[94.49477,50.17832],[94.39258,50.22193],[94.30823,50.57498],[92.99595,50.63183],[93.01109,50.79001],[92.44714,50.78762],[92.07173,50.69585],[91.86048,50.73734],[89.59711,49.90851],[89.70687,49.72535],[88.82499,49.44808],[88.42449,49.48821],[88.17223,49.46934],[88.15543,49.30314],[87.98977,49.18147],[87.81333,49.17354],[87.88171,48.95853],[87.73822,48.89582],[88.0788,48.71436],[87.96361,48.58478],[88.58939,48.34531],[88.58316,48.21893],[88.8011,48.11302],[88.93186,48.10263],[89.0711,47.98528],[89.55453,48.0423],[89.76624,47.82745],[90.06512,47.88177],[90.10871,47.7375],[90.33598,47.68303],[90.48854,47.41826],[90.48542,47.30438],[90.76108,46.99399],[90.84035,46.99525],[91.03649,46.72916],[91.0147,46.58171],[91.07696,46.57315],[90.89639,46.30711],[90.99672,46.14207],[91.03026,46.04194],[90.70907,45.73437],[90.65114,45.49314],[90.89169,45.19667],[91.64048,45.07408],[93.51161,44.95964],[94.10003,44.71016],[94.71959,44.35284],[95.01191,44.25274],[95.39772,44.2805],[95.32891,44.02407],[95.52594,43.99353],[95.89543,43.2528],[96.35658,42.90363],[96.37926,42.72055],[97.1777,42.7964],[99.50671,42.56535],[100.33297,42.68231],[100.84979,42.67087],[101.28833,42.58524],[101.80515,42.50074],[102.07645,42.22519],[102.42826,42.15137],[102.72403,42.14675],[103.3685,41.89696],[103.92804,41.78246],[104.52258,41.8706],[104.51667,41.66113],[104.91272,41.64619],[105.01119,41.58382],[105.24708,41.7442],[106.76517,42.28741],[107.24774,42.36107],[107.29755,42.41395],[107.49681,42.46221],[107.57258,42.40898],[108.23156,42.45532],[108.84489,42.40246],[109.00679,42.45302],[109.452,42.44842],[109.89402,42.63111],[110.08401,42.6411],[110.4327,42.78293],[111.0149,43.3289],[111.59087,43.51207],[111.79758,43.6637],[111.93776,43.68709],[111.96289,43.81596],[111.40498,44.3461],[111.76275,44.98032],[111.98695,45.09074],[112.4164,45.06858],[112.74662,44.86297],[113.63821,44.74326],[113.909,44.91444],[114.08071,44.92847],[114.5166,45.27189],[114.54801,45.38337],[114.74612,45.43585],[114.94546,45.37377],[115.35757,45.39106],[115.69688,45.45761],[115.91898,45.6227],[116.16989,45.68603],[116.27366,45.78637],[116.24012,45.8778],[116.26678,45.96479],[116.58612,46.30211],[116.75551,46.33083],[116.83166,46.38637],[117.07252,46.35818],[117.36609,46.36335],[117.41782,46.57862],[117.60748,46.59771],[117.69554,46.50991],[118.30534,46.73519],[118.78747,46.68689],[118.8337,46.77742],[118.89974,46.77139],[118.92616,46.72765],[119.00541,46.74273],[119.10448,46.65516],[119.24978,46.64761],[119.30261,46.6083],[119.37306,46.61132],[119.42827,46.63783],[119.65265,46.62342],[119.68127,46.59015],[119.77373,46.62947],[119.80455,46.67631],[119.89261,46.66423],[119.91242,46.90091],[119.85518,46.92196],[119.71209,47.19192],[119.62403,47.24575],[119.56019,47.24874],[119.54918,47.29505],[119.31964,47.42617],[119.35892,47.48104],[119.13995,47.53997],[119.12343,47.66458],[118.7564,47.76947],[118.55766,47.99277],[118.29654,48.00246],[118.22677,48.03853],[118.11009,48.04],[118.03676,48.00982],[117.80196,48.01661],[117.50181,47.77216],[117.37875,47.63627],[117.08918,47.82242],[116.87527,47.88836],[116.67405,47.89039],[116.4465,47.83662],[116.2527,47.87766],[116.08431,47.80693],[115.94296,47.67741],[115.57128,47.91988],[115.52082,48.15367],[115.811,48.25699],[115.78876,48.51781],[116.06565,48.81716],[116.03781,48.87014],[116.71193,49.83813],[116.62502,49.92919],[116.22402,50.04477],[115.73602,49.87688],[115.26068,49.97367],[114.9703,50.19254],[114.325,50.28098],[113.20216,49.83356],[113.02647,49.60772],[110.64493,49.1816],[110.39891,49.25083],[110.24373,49.16676],[109.51325,49.22859],[109.18017,49.34709],[108.53969,49.32325],[108.27937,49.53167],[107.95387,49.66659],[107.96116,49.93191],[107.36407,49.97612],[107.1174,50.04239],[107.00007,50.1977],[106.80326,50.30177],[106.58373,50.34044],[106.51122,50.34408],[106.49628,50.32436],[106.47156,50.31909],[106.07865,50.33474],[106.05562,50.40582],[105.32528,50.4648],[103.70343,50.13952],[102.71178,50.38873],[102.32194,50.67982],[102.14032,51.35566]]]]}},{type:"Feature",properties:{iso1A2:"MO",iso1A3:"MAC",iso1N3:"446",wikidata:"Q14773",nameEn:"Macau",aliases:["Macao"],country:"CN",groups:["030","142"],driveSide:"left",callingCodes:["853"]},geometry:{type:"MultiPolygon",coordinates:[[[[113.54942,22.14519],[113.54839,22.10909],[113.57191,22.07696],[113.63011,22.10782],[113.60504,22.20464],[113.57123,22.20416],[113.56865,22.20973],[113.5508,22.21672],[113.54333,22.21688],[113.54093,22.21314],[113.53593,22.2137],[113.53301,22.21235],[113.53552,22.20607],[113.52659,22.18271],[113.54093,22.15497],[113.54942,22.14519]]]]}},{type:"Feature",properties:{iso1A2:"MP",iso1A3:"MNP",iso1N3:"580",wikidata:"Q16644",nameEn:"Northern Mariana Islands",country:"US",groups:["057","009"],roadSpeedUnit:"mph",callingCodes:["1 670"]},geometry:{type:"MultiPolygon",coordinates:[[[[143.82485,13.92273],[146.25931,13.85876],[146.6755,21.00809],[144.18594,21.03576],[143.82485,13.92273]]]]}},{type:"Feature",properties:{iso1A2:"MQ",iso1A3:"MTQ",iso1N3:"474",wikidata:"Q17054",nameEn:"Martinique",country:"FR",groups:["EU","029","003","419","019"],callingCodes:["596"]},geometry:{type:"MultiPolygon",coordinates:[[[[-60.5958,14.23076],[-60.69955,15.22234],[-61.51867,14.96709],[-61.26561,14.25664],[-60.5958,14.23076]]]]}},{type:"Feature",properties:{iso1A2:"MR",iso1A3:"MRT",iso1N3:"478",wikidata:"Q1025",nameEn:"Mauritania",groups:["011","202","002"],callingCodes:["222"]},geometry:{type:"MultiPolygon",coordinates:[[[[-5.60725,16.49919],[-6.57191,25.0002],[-4.83423,24.99935],[-8.66674,27.31569],[-8.66721,25.99918],[-12.0002,25.9986],[-12.00251,23.4538],[-12.14969,23.41935],[-12.36213,23.3187],[-12.5741,23.28975],[-13.00412,23.02297],[-13.10753,22.89493],[-13.15313,22.75649],[-13.08438,22.53866],[-13.01525,21.33343],[-16.95474,21.33997],[-16.99806,21.12142],[-17.0357,21.05368],[-17.0396,20.9961],[-17.06781,20.92697],[-17.0695,20.85742],[-17.0471,20.76408],[-17.15288,16.07139],[-16.50854,16.09032],[-16.48967,16.0496],[-16.44814,16.09753],[-16.4429,16.20605],[-16.27016,16.51565],[-15.6509,16.50315],[-15.00557,16.64997],[-14.32144,16.61495],[-13.80075,16.13961],[-13.43135,16.09022],[-13.11029,15.52116],[-12.23936,14.76324],[-11.94903,14.76143],[-11.70705,15.51558],[-11.43483,15.62339],[-10.90932,15.11001],[-10.71721,15.4223],[-9.40447,15.4396],[-9.44673,15.60553],[-9.33314,15.7044],[-9.31106,15.69412],[-9.32979,15.50032],[-5.50165,15.50061],[-5.33435,16.33354],[-5.60725,16.49919]]]]}},{type:"Feature",properties:{iso1A2:"MS",iso1A3:"MSR",iso1N3:"500",wikidata:"Q13353",nameEn:"Montserrat",country:"GB",groups:["029","003","419","019"],driveSide:"left",callingCodes:["1 664"]},geometry:{type:"MultiPolygon",coordinates:[[[[-61.83929,16.66647],[-62.14123,17.02632],[-62.52079,16.69392],[-62.17275,16.35721],[-61.83929,16.66647]]]]}},{type:"Feature",properties:{iso1A2:"MT",iso1A3:"MLT",iso1N3:"470",wikidata:"Q233",nameEn:"Malta",groups:["EU","039","150"],driveSide:"left",callingCodes:["356"]},geometry:{type:"MultiPolygon",coordinates:[[[[15.70991,35.79901],[14.07544,36.41525],[13.27636,35.20764],[15.70991,35.79901]]]]}},{type:"Feature",properties:{iso1A2:"MU",iso1A3:"MUS",iso1N3:"480",wikidata:"Q1027",nameEn:"Mauritius",groups:["014","202","002"],driveSide:"left",callingCodes:["230"]},geometry:{type:"MultiPolygon",coordinates:[[[[56.73473,-21.9174],[64.11105,-21.5783],[63.47388,-9.1938],[56.09755,-9.55401],[56.73473,-21.9174]]]]}},{type:"Feature",properties:{iso1A2:"MV",iso1A3:"MDV",iso1N3:"462",wikidata:"Q826",nameEn:"Maldives",groups:["034","142"],driveSide:"left",callingCodes:["960"]},geometry:{type:"MultiPolygon",coordinates:[[[[71.27292,7.36038],[73.37814,-3.88401],[74.6203,7.39289],[71.27292,7.36038]]]]}},{type:"Feature",properties:{iso1A2:"MW",iso1A3:"MWI",iso1N3:"454",wikidata:"Q1020",nameEn:"Malawi",groups:["014","202","002"],driveSide:"left",callingCodes:["265"]},geometry:{type:"MultiPolygon",coordinates:[[[[33.48052,-9.62442],[33.31581,-9.48554],[33.14925,-9.49322],[32.99397,-9.36712],[32.95389,-9.40138],[33.00476,-9.5133],[33.00256,-9.63053],[33.05485,-9.61316],[33.10163,-9.66525],[33.12144,-9.58929],[33.2095,-9.61099],[33.31517,-9.82364],[33.36581,-9.81063],[33.37902,-9.9104],[33.31297,-10.05133],[33.53863,-10.20148],[33.54797,-10.36077],[33.70675,-10.56896],[33.47636,-10.78465],[33.28022,-10.84428],[33.25998,-10.88862],[33.39697,-11.15296],[33.29267,-11.3789],[33.29267,-11.43536],[33.23663,-11.40637],[33.24252,-11.59302],[33.32692,-11.59248],[33.33937,-11.91252],[33.25998,-12.14242],[33.3705,-12.34931],[33.47636,-12.32498],[33.54485,-12.35996],[33.37517,-12.54085],[33.28177,-12.54692],[33.18837,-12.61377],[33.05917,-12.59554],[32.94397,-12.76868],[32.96733,-12.88251],[33.02181,-12.88707],[32.98289,-13.12671],[33.0078,-13.19492],[32.86113,-13.47292],[32.84176,-13.52794],[32.73683,-13.57682],[32.68436,-13.55769],[32.66468,-13.60019],[32.68654,-13.64268],[32.7828,-13.64805],[32.84528,-13.71576],[32.76962,-13.77224],[32.79015,-13.80755],[32.88985,-13.82956],[32.99042,-13.95689],[33.02977,-14.05022],[33.07568,-13.98447],[33.16749,-13.93992],[33.24249,-14.00019],[33.66677,-14.61306],[33.7247,-14.4989],[33.88503,-14.51652],[33.92898,-14.47929],[34.08588,-14.48893],[34.18733,-14.43823],[34.22355,-14.43607],[34.34453,-14.3985],[34.35843,-14.38652],[34.39277,-14.39467],[34.4192,-14.43191],[34.44641,-14.47746],[34.45053,-14.49873],[34.47628,-14.53363],[34.48932,-14.53646],[34.49636,-14.55091],[34.52366,-14.5667],[34.53962,-14.59776],[34.55112,-14.64494],[34.53516,-14.67782],[34.52057,-14.68263],[34.54503,-14.74672],[34.567,-14.77345],[34.61522,-14.99583],[34.57503,-15.30619],[34.43126,-15.44778],[34.44981,-15.60864],[34.25195,-15.90321],[34.43126,-16.04737],[34.40344,-16.20923],[35.04805,-16.83167],[35.13771,-16.81687],[35.17017,-16.93521],[35.04805,-17.00027],[35.0923,-17.13235],[35.3062,-17.1244],[35.27065,-16.93817],[35.30929,-16.82871],[35.27219,-16.69402],[35.14235,-16.56812],[35.25828,-16.4792],[35.30157,-16.2211],[35.43355,-16.11371],[35.52365,-16.15414],[35.70107,-16.10147],[35.80487,-16.03907],[35.85303,-15.41913],[35.78799,-15.17428],[35.91812,-14.89514],[35.87212,-14.89478],[35.86945,-14.67481],[35.5299,-14.27714],[35.47989,-14.15594],[34.86229,-13.48958],[34.60253,-13.48487],[34.37831,-12.17408],[34.46088,-12.0174],[34.70739,-12.15652],[34.82903,-12.04837],[34.57917,-11.87849],[34.64241,-11.57499],[34.96296,-11.57354],[34.91153,-11.39799],[34.79375,-11.32245],[34.63305,-11.11731],[34.61161,-11.01611],[34.67047,-10.93796],[34.65946,-10.6828],[34.57581,-10.56271],[34.51911,-10.12279],[34.54499,-10.0678],[34.03865,-9.49398],[33.95829,-9.54066],[33.9638,-9.62206],[33.93298,-9.71647],[33.76677,-9.58516],[33.48052,-9.62442]]]]}},{type:"Feature",properties:{iso1A2:"MX",iso1A3:"MEX",iso1N3:"484",wikidata:"Q96",nameEn:"Mexico",groups:["013","003","419","019"],callingCodes:["52"]},geometry:{type:"MultiPolygon",coordinates:[[[[-117.1243,32.53427],[-118.48109,32.5991],[-120.12904,18.41089],[-92.37213,14.39277],[-92.2261,14.53423],[-92.1454,14.6804],[-92.18161,14.84147],[-92.1423,14.88647],[-92.1454,14.98143],[-92.0621,15.07406],[-92.20983,15.26077],[-91.73182,16.07371],[-90.44567,16.07573],[-90.40499,16.40524],[-90.61212,16.49832],[-90.69064,16.70697],[-91.04436,16.92175],[-91.43809,17.25373],[-90.99199,17.25192],[-90.98678,17.81655],[-89.14985,17.81563],[-89.15105,17.95104],[-89.03839,18.0067],[-88.8716,17.89535],[-88.71505,18.0707],[-88.48242,18.49164],[-88.3268,18.49048],[-88.29909,18.47591],[-88.26593,18.47617],[-88.03238,18.41778],[-88.03165,18.16657],[-87.90671,18.15213],[-87.87604,18.18313],[-87.86657,18.19971],[-87.85693,18.18266],[-87.84815,18.18511],[-86.92368,17.61462],[-85.9092,21.8218],[-96.92418,25.97377],[-97.13927,25.96583],[-97.35946,25.92189],[-97.37332,25.83854],[-97.42511,25.83969],[-97.45669,25.86874],[-97.49828,25.89877],[-97.52025,25.88518],[-97.66511,26.01708],[-97.95155,26.0625],[-97.97017,26.05232],[-98.24603,26.07191],[-98.27075,26.09457],[-98.30491,26.10475],[-98.35126,26.15129],[-99.00546,26.3925],[-99.03053,26.41249],[-99.08477,26.39849],[-99.53573,27.30926],[-99.49744,27.43746],[-99.482,27.47128],[-99.48045,27.49016],[-99.50208,27.50021],[-99.52955,27.49747],[-99.51478,27.55836],[-99.55409,27.61314],[-100.50029,28.66117],[-100.51222,28.70679],[-100.5075,28.74066],[-100.52313,28.75598],[-100.59809,28.88197],[-100.63689,28.90812],[-100.67294,29.09744],[-100.79696,29.24688],[-100.87982,29.296],[-100.94056,29.33371],[-100.94579,29.34523],[-100.96725,29.3477],[-101.01128,29.36947],[-101.05686,29.44738],[-101.47277,29.7744],[-102.60596,29.8192],[-103.15787,28.93865],[-104.37752,29.54255],[-104.39363,29.55396],[-104.3969,29.57105],[-104.5171,29.64671],[-104.77674,30.4236],[-106.00363,31.39181],[-106.09025,31.40569],[-106.20346,31.46305],[-106.23711,31.51262],[-106.24612,31.54193],[-106.28084,31.56173],[-106.30305,31.62154],[-106.33419,31.66303],[-106.34864,31.69663],[-106.3718,31.71165],[-106.38003,31.73151],[-106.41773,31.75196],[-106.43419,31.75478],[-106.45244,31.76523],[-106.46726,31.75998],[-106.47298,31.75054],[-106.48815,31.74769],[-106.50111,31.75714],[-106.50962,31.76155],[-106.51251,31.76922],[-106.52266,31.77509],[-106.529,31.784],[-108.20899,31.78534],[-108.20979,31.33316],[-109.05235,31.3333],[-111.07523,31.33232],[-112.34553,31.7357],[-114.82011,32.49609],[-114.79524,32.55731],[-114.81141,32.55543],[-114.80584,32.62028],[-114.76736,32.64094],[-114.71871,32.71894],[-115.88053,32.63624],[-117.1243,32.53427]]]]}},{type:"Feature",properties:{iso1A2:"MY",iso1A3:"MYS",iso1N3:"458",wikidata:"Q833",nameEn:"Malaysia",groups:["035","142"],driveSide:"left",callingCodes:["60"]},geometry:{type:"MultiPolygon",coordinates:[[[[114.08532,4.64632],[109.55486,8.10026],[104.81582,8.03101],[102.46318,7.22462],[102.09086,6.23546],[102.08127,6.22679],[102.07732,6.193],[102.09182,6.14161],[102.01835,6.05407],[101.99209,6.04075],[101.97114,6.01992],[101.9714,6.00575],[101.94712,5.98421],[101.92819,5.85511],[101.91776,5.84269],[101.89188,5.8386],[101.80144,5.74505],[101.75074,5.79091],[101.69773,5.75881],[101.58019,5.93534],[101.25524,5.78633],[101.25755,5.71065],[101.14062,5.61613],[100.98815,5.79464],[101.02708,5.91013],[101.087,5.9193],[101.12388,6.11411],[101.06165,6.14161],[101.12618,6.19431],[101.10313,6.25617],[100.85884,6.24929],[100.81045,6.45086],[100.74822,6.46231],[100.74361,6.50811],[100.66986,6.45086],[100.43027,6.52389],[100.42351,6.51762],[100.41791,6.5189],[100.41152,6.52299],[100.35413,6.54932],[100.31929,6.65413],[100.32607,6.65933],[100.32671,6.66526],[100.31884,6.66423],[100.31618,6.66781],[100.30828,6.66462],[100.29651,6.68439],[100.19511,6.72559],[100.12,6.42105],[100.0756,6.4045],[99.91873,6.50233],[99.50117,6.44501],[99.31854,5.99868],[99.75778,3.86466],[103.03657,1.30383],[103.56591,1.19719],[103.62738,1.35255],[103.67468,1.43166],[103.7219,1.46108],[103.74161,1.4502],[103.76395,1.45183],[103.81181,1.47953],[103.86383,1.46288],[103.89565,1.42841],[103.93384,1.42926],[104.00131,1.42405],[104.02277,1.4438],[104.04622,1.44691],[104.07348,1.43322],[104.08871,1.42015],[104.09162,1.39694],[104.08072,1.35998],[104.12282,1.27714],[104.34728,1.33529],[104.56723,1.44271],[105.01437,3.24936],[108.10426,5.42408],[109.71058,2.32059],[109.64506,2.08014],[109.62558,1.99182],[109.53794,1.91771],[109.57923,1.80624],[109.66397,1.79972],[109.66397,1.60425],[110.35354,0.98869],[110.49182,0.88088],[110.62374,0.873],[111.22979,1.08326],[111.55434,0.97864],[111.82846,0.99349],[111.94553,1.12016],[112.15679,1.17004],[112.2127,1.44135],[112.48648,1.56516],[113.021,1.57819],[113.01448,1.42832],[113.64677,1.23933],[114.03788,1.44787],[114.57892,1.5],[114.80706,1.92351],[114.80706,2.21665],[115.1721,2.49671],[115.11343,2.82879],[115.53713,3.14776],[115.58276,3.93499],[115.90217,4.37708],[117.25801,4.35108],[117.47313,4.18857],[117.67641,4.16535],[117.89538,4.16637],[118.07935,4.15511],[118.8663,4.44172],[118.75416,4.59798],[119.44841,5.09568],[119.34756,5.53889],[117.89159,6.25755],[117.43832,7.3895],[117.17735,7.52841],[116.79524,7.43869],[115.02521,5.35005],[115.16236,5.01011],[115.15092,4.87604],[115.20737,4.8256],[115.27819,4.63661],[115.2851,4.42295],[115.36346,4.33563],[115.31275,4.30806],[115.09978,4.39123],[115.07737,4.53418],[115.04064,4.63706],[115.02278,4.74137],[115.02955,4.82087],[115.05038,4.90275],[114.99417,4.88201],[114.96982,4.81146],[114.88841,4.81905],[114.8266,4.75062],[114.77303,4.72871],[114.83189,4.42387],[114.88039,4.4257],[114.78539,4.12205],[114.64211,4.00694],[114.49922,4.13108],[114.4416,4.27588],[114.32176,4.2552],[114.32176,4.34942],[114.26876,4.49878],[114.15813,4.57],[114.07448,4.58441],[114.08532,4.64632]]]]}},{type:"Feature",properties:{iso1A2:"MZ",iso1A3:"MOZ",iso1N3:"508",wikidata:"Q1029",nameEn:"Mozambique",groups:["014","202","002"],driveSide:"left",callingCodes:["258"]},geometry:{type:"MultiPolygon",coordinates:[[[[40.74206,-10.25691],[40.44265,-10.4618],[40.00295,-10.80255],[39.58249,-10.96043],[39.24395,-11.17433],[38.88996,-11.16978],[38.47258,-11.4199],[38.21598,-11.27289],[37.93618,-11.26228],[37.8388,-11.3123],[37.76614,-11.53352],[37.3936,-11.68949],[36.80309,-11.56836],[36.62068,-11.72884],[36.19094,-11.70008],[36.19094,-11.57593],[35.82767,-11.41081],[35.63599,-11.55927],[34.96296,-11.57354],[34.64241,-11.57499],[34.57917,-11.87849],[34.82903,-12.04837],[34.70739,-12.15652],[34.46088,-12.0174],[34.37831,-12.17408],[34.60253,-13.48487],[34.86229,-13.48958],[35.47989,-14.15594],[35.5299,-14.27714],[35.86945,-14.67481],[35.87212,-14.89478],[35.91812,-14.89514],[35.78799,-15.17428],[35.85303,-15.41913],[35.80487,-16.03907],[35.70107,-16.10147],[35.52365,-16.15414],[35.43355,-16.11371],[35.30157,-16.2211],[35.25828,-16.4792],[35.14235,-16.56812],[35.27219,-16.69402],[35.30929,-16.82871],[35.27065,-16.93817],[35.3062,-17.1244],[35.0923,-17.13235],[35.04805,-17.00027],[35.17017,-16.93521],[35.13771,-16.81687],[35.04805,-16.83167],[34.40344,-16.20923],[34.43126,-16.04737],[34.25195,-15.90321],[34.44981,-15.60864],[34.43126,-15.44778],[34.57503,-15.30619],[34.61522,-14.99583],[34.567,-14.77345],[34.54503,-14.74672],[34.52057,-14.68263],[34.53516,-14.67782],[34.55112,-14.64494],[34.53962,-14.59776],[34.52366,-14.5667],[34.49636,-14.55091],[34.48932,-14.53646],[34.47628,-14.53363],[34.45053,-14.49873],[34.44641,-14.47746],[34.4192,-14.43191],[34.39277,-14.39467],[34.35843,-14.38652],[34.34453,-14.3985],[34.22355,-14.43607],[34.18733,-14.43823],[34.08588,-14.48893],[33.92898,-14.47929],[33.88503,-14.51652],[33.7247,-14.4989],[33.66677,-14.61306],[33.24249,-14.00019],[30.22098,-14.99447],[30.41902,-15.62269],[30.42568,-15.9962],[30.91597,-15.99924],[30.97761,-16.05848],[31.13171,-15.98019],[31.30563,-16.01193],[31.42451,-16.15154],[31.67988,-16.19595],[31.90223,-16.34388],[31.91324,-16.41569],[32.02772,-16.43892],[32.28529,-16.43892],[32.42838,-16.4727],[32.71017,-16.59932],[32.69917,-16.66893],[32.78943,-16.70267],[32.97655,-16.70689],[32.91051,-16.89446],[32.84113,-16.92259],[32.96554,-17.11971],[33.00517,-17.30477],[33.0426,-17.3468],[32.96554,-17.48964],[32.98536,-17.55891],[33.0492,-17.60298],[32.94133,-17.99705],[33.03159,-18.35054],[33.02278,-18.4696],[32.88629,-18.51344],[32.88629,-18.58023],[32.95013,-18.69079],[32.9017,-18.7992],[32.82465,-18.77419],[32.70137,-18.84712],[32.73439,-18.92628],[32.69917,-18.94293],[32.72118,-19.02204],[32.84006,-19.0262],[32.87088,-19.09279],[32.85107,-19.29238],[32.77966,-19.36098],[32.78282,-19.47513],[32.84446,-19.48343],[32.84666,-19.68462],[32.95013,-19.67219],[33.06461,-19.77787],[33.01178,-20.02007],[32.93032,-20.03868],[32.85987,-20.16686],[32.85987,-20.27841],[32.66174,-20.56106],[32.55167,-20.56312],[32.48122,-20.63319],[32.51644,-20.91929],[32.37115,-21.133],[32.48236,-21.32873],[32.41234,-21.31246],[31.38336,-22.36919],[31.30611,-22.422],[31.55779,-23.176],[31.56539,-23.47268],[31.67942,-23.60858],[31.70223,-23.72695],[31.77445,-23.90082],[31.87707,-23.95293],[31.90368,-24.18892],[31.9835,-24.29983],[32.03196,-25.10785],[32.01676,-25.38117],[31.97875,-25.46356],[32.00631,-25.65044],[31.92649,-25.84216],[31.974,-25.95387],[32.00916,-25.999],[32.08599,-26.00978],[32.10435,-26.15656],[32.07352,-26.40185],[32.13409,-26.5317],[32.13315,-26.84345],[32.19409,-26.84032],[32.22302,-26.84136],[32.29584,-26.852],[32.35222,-26.86027],[34.51034,-26.91792],[42.99868,-12.65261],[40.74206,-10.25691]]]]}},{type:"Feature",properties:{iso1A2:"NA",iso1A3:"NAM",iso1N3:"516",wikidata:"Q1030",nameEn:"Namibia",groups:["018","202","002"],driveSide:"left",callingCodes:["264"]},geometry:{type:"MultiPolygon",coordinates:[[[[14.28743,-17.38814],[13.95896,-17.43141],[13.36212,-16.98048],[12.97145,-16.98567],[12.52111,-17.24495],[12.07076,-17.15165],[11.75063,-17.25013],[10.5065,-17.25284],[12.51595,-32.27486],[16.45332,-28.63117],[16.46592,-28.57126],[16.59922,-28.53246],[16.90446,-28.057],[17.15405,-28.08573],[17.4579,-28.68718],[18.99885,-28.89165],[19.99882,-28.42622],[19.99817,-24.76768],[19.99912,-21.99991],[20.99751,-22.00026],[20.99904,-18.31743],[21.45556,-18.31795],[23.0996,-18.00075],[23.29618,-17.99855],[23.61088,-18.4881],[24.19416,-18.01919],[24.40577,-17.95726],[24.57485,-18.07151],[24.6303,-17.9863],[24.71887,-17.9218],[24.73364,-17.89338],[24.95586,-17.79674],[25.05895,-17.84452],[25.16882,-17.78253],[25.26433,-17.79571],[25.00198,-17.58221],[24.70864,-17.49501],[24.5621,-17.52963],[24.38712,-17.46818],[24.32811,-17.49082],[24.23619,-17.47489],[23.47474,-17.62877],[21.42741,-18.02787],[21.14283,-17.94318],[18.84226,-17.80375],[18.39229,-17.38927],[14.28743,-17.38814]]]]}},{type:"Feature",properties:{iso1A2:"NC",iso1A3:"NCL",iso1N3:"540",wikidata:"Q33788",nameEn:"New Caledonia",country:"FR",groups:["054","009"],callingCodes:["687"]},geometry:{type:"MultiPolygon",coordinates:[[[[158.65519,-23.4036],[174.90025,-23.53966],[162.93363,-17.28904],[157.83842,-18.82563],[158.65519,-23.4036]]]]}},{type:"Feature",properties:{iso1A2:"NE",iso1A3:"NER",iso1N3:"562",wikidata:"Q1032",nameEn:"Niger",aliases:["RN"],groups:["011","202","002"],callingCodes:["227"]},geometry:{type:"MultiPolygon",coordinates:[[[[14.22918,22.61719],[13.5631,23.16574],[11.96886,23.51735],[7.48273,20.87258],[7.38361,20.79165],[5.8153,19.45101],[4.26651,19.14224],[4.26762,17.00432],[4.21787,17.00118],[4.19893,16.39923],[3.50368,15.35934],[3.03134,15.42221],[3.01806,15.34571],[1.31275,15.27978],[0.96711,14.98275],[0.72632,14.95898],[0.23859,15.00135],[0.16936,14.51654],[0.38051,14.05575],[0.61924,13.68491],[0.77377,13.6866],[0.77637,13.64442],[0.99514,13.5668],[1.02813,13.46635],[1.20088,13.38951],[1.24429,13.39373],[1.28509,13.35488],[1.24516,13.33968],[1.21217,13.37853],[1.18873,13.31771],[0.99253,13.37515],[0.99167,13.10727],[2.26349,12.41915],[2.05785,12.35539],[2.39723,11.89473],[2.45824,11.98672],[2.39657,12.10952],[2.37783,12.24804],[2.6593,12.30631],[2.83978,12.40585],[3.25352,12.01467],[3.31613,11.88495],[3.48187,11.86092],[3.59375,11.70269],[3.61075,11.69181],[3.67988,11.75429],[3.67122,11.80865],[3.63063,11.83042],[3.61955,11.91847],[3.67775,11.97599],[3.63136,12.11826],[3.66364,12.25884],[3.65111,12.52223],[3.94339,12.74979],[4.10006,12.98862],[4.14367,13.17189],[4.14186,13.47586],[4.23456,13.47725],[4.4668,13.68286],[4.87425,13.78],[4.9368,13.7345],[5.07396,13.75052],[5.21026,13.73627],[5.27797,13.75474],[5.35437,13.83567],[5.52957,13.8845],[6.15771,13.64564],[6.27411,13.67835],[6.43053,13.6006],[6.69617,13.34057],[6.94445,12.99825],[7.0521,13.00076],[7.12676,13.02445],[7.22399,13.1293],[7.39241,13.09717],[7.81085,13.34902],[8.07997,13.30847],[8.25185,13.20369],[8.41853,13.06166],[8.49493,13.07519],[8.60431,13.01768],[8.64251,12.93985],[8.97413,12.83661],[9.65995,12.80614],[10.00373,13.18171],[10.19993,13.27129],[10.46731,13.28819],[10.66004,13.36422],[11.4535,13.37773],[11.88236,13.2527],[12.04209,13.14452],[12.16189,13.10056],[12.19315,13.12423],[12.47095,13.06673],[12.58033,13.27805],[12.6793,13.29157],[12.87376,13.48919],[13.05085,13.53984],[13.19844,13.52802],[13.33213,13.71195],[13.6302,13.71094],[13.47559,14.40881],[13.48259,14.46704],[13.68573,14.55276],[13.67878,14.64013],[13.809,14.72915],[13.78991,14.87519],[13.86301,15.04043],[14.37425,15.72591],[15.50373,16.89649],[15.6032,18.77402],[15.75098,19.93002],[15.99632,20.35364],[15.6721,20.70069],[15.59841,20.74039],[15.56004,20.79488],[15.55382,20.86507],[15.57248,20.92138],[15.62515,20.95395],[15.28332,21.44557],[15.20213,21.49365],[15.19692,21.99339],[14.99751,23.00539],[14.22918,22.61719]]]]}},{type:"Feature",properties:{iso1A2:"NF",iso1A3:"NFK",iso1N3:"574",wikidata:"Q31057",nameEn:"Norfolk Island",country:"AU",groups:["053","009"],driveSide:"left",callingCodes:["672 3"]},geometry:{type:"MultiPolygon",coordinates:[[[[169.82316,-28.16667],[166.29505,-28.29175],[167.94076,-30.60745],[169.82316,-28.16667]]]]}},{type:"Feature",properties:{iso1A2:"NG",iso1A3:"NGA",iso1N3:"566",wikidata:"Q1033",nameEn:"Nigeria",groups:["011","202","002"],callingCodes:["234"]},geometry:{type:"MultiPolygon",coordinates:[[[[6.15771,13.64564],[5.52957,13.8845],[5.35437,13.83567],[5.27797,13.75474],[5.21026,13.73627],[5.07396,13.75052],[4.9368,13.7345],[4.87425,13.78],[4.4668,13.68286],[4.23456,13.47725],[4.14186,13.47586],[4.14367,13.17189],[4.10006,12.98862],[3.94339,12.74979],[3.65111,12.52223],[3.66364,12.25884],[3.63136,12.11826],[3.67775,11.97599],[3.61955,11.91847],[3.63063,11.83042],[3.67122,11.80865],[3.67988,11.75429],[3.61075,11.69181],[3.59375,11.70269],[3.49175,11.29765],[3.71505,11.13015],[3.84243,10.59316],[3.78292,10.40538],[3.6844,10.46351],[3.57275,10.27185],[3.66908,10.18136],[3.54429,9.87739],[3.35383,9.83641],[3.32099,9.78032],[3.34726,9.70696],[3.25093,9.61632],[3.13928,9.47167],[3.14147,9.28375],[3.08017,9.10006],[2.77907,9.06924],[2.67523,7.87825],[2.73095,7.7755],[2.73405,7.5423],[2.78668,7.5116],[2.79442,7.43486],[2.74489,7.42565],[2.76965,7.13543],[2.71702,6.95722],[2.74024,6.92802],[2.73405,6.78508],[2.78823,6.76356],[2.78204,6.70514],[2.7325,6.64057],[2.74334,6.57291],[2.70464,6.50831],[2.70566,6.38038],[2.74181,6.13349],[5.87055,3.78489],[8.34397,4.30689],[8.60302,4.87353],[8.78027,5.1243],[8.92029,5.58403],[8.83687,5.68483],[8.88156,5.78857],[8.84209,5.82562],[9.51757,6.43874],[9.70674,6.51717],[9.77824,6.79088],[9.86314,6.77756],[10.15135,7.03781],[10.21466,6.88996],[10.53639,6.93432],[10.57214,7.16345],[10.59746,7.14719],[10.60789,7.06885],[10.83727,6.9358],[10.8179,6.83377],[10.94302,6.69325],[11.09644,6.68437],[11.09495,6.51717],[11.42041,6.53789],[11.42264,6.5882],[11.51499,6.60892],[11.57755,6.74059],[11.55818,6.86186],[11.63117,6.9905],[11.87396,7.09398],[11.84864,7.26098],[11.93205,7.47812],[12.01844,7.52981],[11.99908,7.67302],[12.20909,7.97553],[12.19271,8.10826],[12.24782,8.17904],[12.26123,8.43696],[12.4489,8.52536],[12.44146,8.6152],[12.68722,8.65938],[12.71701,8.7595],[12.79,8.75361],[12.81085,8.91992],[12.90022,9.11411],[12.91958,9.33905],[12.85628,9.36698],[13.02385,9.49334],[13.22642,9.57266],[13.25472,9.76795],[13.29941,9.8296],[13.25025,9.86042],[13.24132,9.91031],[13.27409,9.93232],[13.286,9.9822],[13.25323,10.00127],[13.25025,10.03647],[13.34111,10.12299],[13.43644,10.13326],[13.5705,10.53183],[13.54964,10.61236],[13.73434,10.9255],[13.70753,10.94451],[13.7403,11.00593],[13.78945,11.00154],[13.97489,11.30258],[14.17821,11.23831],[14.6124,11.51283],[14.64591,11.66166],[14.55207,11.72001],[14.61612,11.7798],[14.6474,12.17466],[14.4843,12.35223],[14.22215,12.36533],[14.17523,12.41916],[14.20204,12.53405],[14.08251,13.0797],[13.6302,13.71094],[13.33213,13.71195],[13.19844,13.52802],[13.05085,13.53984],[12.87376,13.48919],[12.6793,13.29157],[12.58033,13.27805],[12.47095,13.06673],[12.19315,13.12423],[12.16189,13.10056],[12.04209,13.14452],[11.88236,13.2527],[11.4535,13.37773],[10.66004,13.36422],[10.46731,13.28819],[10.19993,13.27129],[10.00373,13.18171],[9.65995,12.80614],[8.97413,12.83661],[8.64251,12.93985],[8.60431,13.01768],[8.49493,13.07519],[8.41853,13.06166],[8.25185,13.20369],[8.07997,13.30847],[7.81085,13.34902],[7.39241,13.09717],[7.22399,13.1293],[7.12676,13.02445],[7.0521,13.00076],[6.94445,12.99825],[6.69617,13.34057],[6.43053,13.6006],[6.27411,13.67835],[6.15771,13.64564]]]]}},{type:"Feature",properties:{iso1A2:"NI",iso1A3:"NIC",iso1N3:"558",wikidata:"Q811",nameEn:"Nicaragua",groups:["013","003","419","019"],callingCodes:["505"]},geometry:{type:"MultiPolygon",coordinates:[[[[-83.13724,15.00002],[-83.49268,15.01158],[-83.62101,14.89448],[-83.89551,14.76697],[-84.10584,14.76353],[-84.48373,14.63249],[-84.70119,14.68078],[-84.82596,14.82212],[-84.90082,14.80489],[-85.1575,14.53934],[-85.18602,14.24929],[-85.32149,14.2562],[-85.45762,14.11304],[-85.73964,13.9698],[-85.75477,13.8499],[-86.03458,13.99181],[-86.00685,14.08474],[-86.14801,14.04317],[-86.35219,13.77157],[-86.76812,13.79605],[-86.71267,13.30348],[-86.87066,13.30641],[-86.93383,13.18677],[-86.93197,13.05313],[-87.03785,12.98682],[-87.06306,13.00892],[-87.37107,12.98646],[-87.55124,13.12523],[-87.7346,13.13228],[-88.11443,12.63306],[-86.14524,11.09059],[-85.71223,11.06868],[-85.60529,11.22607],[-84.92439,10.9497],[-84.68197,11.07568],[-83.90838,10.71161],[-83.66597,10.79916],[-83.68276,11.01562],[-82.56142,11.91792],[-82.06974,14.49418],[-83.04763,15.03256],[-83.13724,15.00002]]]]}},{type:"Feature",properties:{iso1A2:"NL",iso1A3:"NLD",iso1N3:"528",wikidata:"Q55",nameEn:"Netherlands",groups:["EU","155","150"],callingCodes:["31"]},geometry:{type:"MultiPolygon",coordinates:[[[[5.45168,54.20039],[2.56575,51.85301],[3.36263,51.37112],[3.38696,51.33436],[3.35847,51.31572],[3.38289,51.27331],[3.41704,51.25933],[3.43488,51.24135],[3.52698,51.2458],[3.51502,51.28697],[3.58939,51.30064],[3.78999,51.25766],[3.78783,51.2151],[3.90125,51.20371],[3.97889,51.22537],[4.01957,51.24504],[4.05165,51.24171],[4.16721,51.29348],[4.24024,51.35371],[4.21923,51.37443],[4.33265,51.37687],[4.34086,51.35738],[4.39292,51.35547],[4.43777,51.36989],[4.38064,51.41965],[4.39747,51.43316],[4.38122,51.44905],[4.47736,51.4778],[4.5388,51.48184],[4.54675,51.47265],[4.52846,51.45002],[4.53521,51.4243],[4.57489,51.4324],[4.65442,51.42352],[4.72935,51.48424],[4.74578,51.48937],[4.77321,51.50529],[4.78803,51.50284],[4.84139,51.4799],[4.82409,51.44736],[4.82946,51.4213],[4.78314,51.43319],[4.76577,51.43046],[4.77229,51.41337],[4.78941,51.41102],[4.84988,51.41502],[4.90016,51.41404],[4.92152,51.39487],[5.00393,51.44406],[5.0106,51.47167],[5.03281,51.48679],[5.04774,51.47022],[5.07891,51.4715],[5.10456,51.43163],[5.07102,51.39469],[5.13105,51.34791],[5.13377,51.31592],[5.16222,51.31035],[5.2002,51.32243],[5.24244,51.30495],[5.22542,51.26888],[5.23814,51.26064],[5.26461,51.26693],[5.29716,51.26104],[5.33886,51.26314],[5.347,51.27502],[5.41672,51.26248],[5.4407,51.28169],[5.46519,51.2849],[5.48476,51.30053],[5.515,51.29462],[5.5569,51.26544],[5.5603,51.22249],[5.65145,51.19788],[5.65528,51.18736],[5.70344,51.1829],[5.74617,51.18928],[5.77735,51.17845],[5.77697,51.1522],[5.82564,51.16753],[5.85508,51.14445],[5.80798,51.11661],[5.8109,51.10861],[5.83226,51.10585],[5.82921,51.09328],[5.79903,51.09371],[5.79835,51.05834],[5.77258,51.06196],[5.75961,51.03113],[5.77688,51.02483],[5.76242,50.99703],[5.71864,50.96092],[5.72875,50.95428],[5.74752,50.96202],[5.75927,50.95601],[5.74644,50.94723],[5.72545,50.92312],[5.72644,50.91167],[5.71626,50.90796],[5.69858,50.91046],[5.67886,50.88142],[5.64504,50.87107],[5.64009,50.84742],[5.65259,50.82309],[5.70118,50.80764],[5.68995,50.79641],[5.70107,50.7827],[5.68091,50.75804],[5.69469,50.75529],[5.72216,50.76398],[5.73904,50.75674],[5.74356,50.7691],[5.76533,50.78159],[5.77513,50.78308],[5.80673,50.7558],[5.84548,50.76542],[5.84888,50.75448],[5.88734,50.77092],[5.89129,50.75125],[5.89132,50.75124],[5.95942,50.7622],[5.97545,50.75441],[6.01976,50.75398],[6.02624,50.77453],[5.97497,50.79992],[5.98404,50.80988],[6.00462,50.80065],[6.02328,50.81694],[6.01921,50.84435],[6.05623,50.8572],[6.05702,50.85179],[6.07431,50.84674],[6.07693,50.86025],[6.08805,50.87223],[6.07486,50.89307],[6.09297,50.92066],[6.01615,50.93367],[6.02697,50.98303],[5.95282,50.98728],[5.90296,50.97356],[5.90493,51.00198],[5.87849,51.01969],[5.86735,51.05182],[5.9134,51.06736],[5.9541,51.03496],[5.98292,51.07469],[6.16706,51.15677],[6.17384,51.19589],[6.07889,51.17038],[6.07889,51.24432],[6.16977,51.33169],[6.22674,51.36135],[6.22641,51.39948],[6.20654,51.40049],[6.21724,51.48568],[6.18017,51.54096],[6.09055,51.60564],[6.11759,51.65609],[6.02767,51.6742],[6.04091,51.71821],[5.95003,51.7493],[5.98665,51.76944],[5.94568,51.82786],[5.99848,51.83195],[6.06705,51.86136],[6.10337,51.84829],[6.16902,51.84094],[6.11551,51.89769],[6.15349,51.90439],[6.21443,51.86801],[6.29872,51.86801],[6.30593,51.84998],[6.40704,51.82771],[6.38815,51.87257],[6.47179,51.85395],[6.50231,51.86313],[6.58556,51.89386],[6.68386,51.91861],[6.72319,51.89518],[6.82357,51.96711],[6.83035,51.9905],[6.68128,52.05052],[6.76117,52.11895],[6.83984,52.11728],[6.97189,52.20329],[6.9897,52.2271],[7.03729,52.22695],[7.06365,52.23789],[7.02703,52.27941],[7.07044,52.37805],[7.03417,52.40237],[6.99041,52.47235],[6.94293,52.43597],[6.69507,52.488],[6.71641,52.62905],[6.77307,52.65375],[7.04557,52.63318],[7.07253,52.81083],[7.21694,53.00742],[7.17898,53.13817],[7.22681,53.18165],[7.21679,53.20058],[7.19052,53.31866],[7.00198,53.32672],[6.91025,53.44221],[5.45168,54.20039]],[[4.93295,51.44945],[4.95244,51.45207],[4.9524,51.45014],[4.93909,51.44632],[4.93295,51.44945]],[[4.91493,51.4353],[4.91935,51.43634],[4.92227,51.44252],[4.91811,51.44621],[4.92287,51.44741],[4.92811,51.4437],[4.92566,51.44273],[4.92815,51.43856],[4.92879,51.44161],[4.93544,51.44634],[4.94025,51.44193],[4.93416,51.44185],[4.93471,51.43861],[4.94265,51.44003],[4.93986,51.43064],[4.92952,51.42984],[4.92652,51.43329],[4.91493,51.4353]]]]}},{type:"Feature",properties:{iso1A2:"NO",iso1A3:"NOR",iso1N3:"578",wikidata:"Q20",nameEn:"Norway",groups:["154","150"],callingCodes:["47"]},geometry:{type:"MultiPolygon",coordinates:[[[[10.40861,58.38489],[10.64958,58.89391],[11.08911,58.98745],[11.15367,59.07862],[11.34459,59.11672],[11.4601,58.99022],[11.45199,58.89604],[11.65732,58.90177],[11.8213,59.24985],[11.69297,59.59442],[11.92112,59.69531],[11.87121,59.86039],[12.15641,59.8926],[12.36317,59.99259],[12.52003,60.13846],[12.59133,60.50559],[12.2277,61.02442],[12.69115,61.06584],[12.86939,61.35427],[12.57707,61.56547],[12.40595,61.57226],[12.14746,61.7147],[12.29187,62.25699],[12.07085,62.6297],[12.19919,63.00104],[11.98529,63.27487],[12.19919,63.47935],[12.14928,63.59373],[12.74105,64.02171],[13.23411,64.09087],[13.98222,64.00953],[14.16051,64.18725],[14.11117,64.46674],[13.64276,64.58402],[14.50926,65.31786],[14.53778,66.12399],[15.05113,66.15572],[15.49318,66.28509],[15.37197,66.48217],[16.35589,67.06419],[16.39154,67.21653],[16.09922,67.4364],[16.12774,67.52106],[16.38441,67.52923],[16.7409,67.91037],[17.30416,68.11591],[17.90787,67.96537],[18.13836,68.20874],[18.1241,68.53721],[18.39503,68.58672],[18.63032,68.50849],[18.97255,68.52416],[19.93508,68.35911],[20.22027,68.48759],[19.95647,68.55546],[20.22027,68.67246],[20.33435,68.80174],[20.28444,68.93283],[20.0695,69.04469],[20.55258,69.06069],[20.72171,69.11874],[21.05775,69.0356],[21.11099,69.10291],[20.98641,69.18809],[21.00732,69.22755],[21.27827,69.31281],[21.63833,69.27485],[22.27276,68.89514],[22.38367,68.71561],[22.53321,68.74393],[23.13064,68.64684],[23.68017,68.70276],[23.781,68.84514],[24.02299,68.81601],[24.18432,68.73936],[24.74898,68.65143],[24.90023,68.55579],[24.93048,68.61102],[25.10189,68.63307],[25.12206,68.78684],[25.42455,68.90328],[25.61613,68.89602],[25.75729,68.99383],[25.69679,69.27039],[25.96904,69.68397],[26.40261,69.91377],[26.64461,69.96565],[27.05802,69.92069],[27.57226,70.06215],[27.95542,70.0965],[27.97558,69.99671],[28.32849,69.88605],[28.36883,69.81658],[29.12697,69.69193],[29.31664,69.47994],[28.8629,69.22395],[28.81248,69.11997],[28.91738,69.04774],[29.0444,69.0119],[29.26623,69.13794],[29.27631,69.2811],[29.97205,69.41623],[30.16363,69.65244],[30.52662,69.54699],[30.95011,69.54699],[30.84095,69.80584],[31.59909,70.16571],[32.07813,72.01005],[18.46509,71.28681],[-0.3751,61.32236],[7.28637,57.35913],[10.40861,58.38489]]]]}},{type:"Feature",properties:{iso1A2:"NP",iso1A3:"NPL",iso1N3:"524",wikidata:"Q837",nameEn:"Nepal",groups:["034","142"],driveSide:"left",callingCodes:["977"]},geometry:{type:"MultiPolygon",coordinates:[[[[88.13378,27.88015],[87.82681,27.95248],[87.72718,27.80938],[87.56996,27.84517],[87.11696,27.84104],[87.03757,27.94835],[86.75582,28.04182],[86.74181,28.10638],[86.56265,28.09569],[86.51609,27.96623],[86.42736,27.91122],[86.22966,27.9786],[86.18607,28.17364],[86.088,28.09264],[86.08333,28.02121],[86.12069,27.93047],[86.06309,27.90021],[85.94946,27.9401],[85.97813,27.99023],[85.90743,28.05144],[85.84672,28.18187],[85.74864,28.23126],[85.71907,28.38064],[85.69105,28.38475],[85.60854,28.25045],[85.59765,28.30529],[85.4233,28.32996],[85.38127,28.28336],[85.10729,28.34092],[85.18668,28.54076],[85.19135,28.62825],[85.06059,28.68562],[84.85511,28.58041],[84.62317,28.73887],[84.47528,28.74023],[84.2231,28.89571],[84.24801,29.02783],[84.18107,29.23451],[83.97559,29.33091],[83.82303,29.30513],[83.63156,29.16249],[83.44787,29.30513],[83.28131,29.56813],[83.07116,29.61957],[82.73024,29.81695],[82.5341,29.9735],[82.38622,30.02608],[82.16984,30.0692],[82.19475,30.16884],[82.10757,30.23745],[82.10135,30.35439],[81.99082,30.33423],[81.62033,30.44703],[81.41018,30.42153],[81.39928,30.21862],[81.33355,30.15303],[81.2623,30.14596],[81.29032,30.08806],[81.24362,30.0126],[81.12842,30.01395],[81.03953,30.20059],[80.93695,30.18229],[80.8778,30.13384],[80.67076,29.95732],[80.60226,29.95732],[80.56957,29.88176],[80.56247,29.86661],[80.48997,29.79566],[80.43458,29.80466],[80.41554,29.79451],[80.36803,29.73865],[80.38428,29.68513],[80.41858,29.63581],[80.37939,29.57098],[80.24322,29.44299],[80.31428,29.30784],[80.28626,29.20327],[80.24112,29.21414],[80.26602,29.13938],[80.23178,29.11626],[80.18085,29.13649],[80.05743,28.91479],[80.06957,28.82763],[80.12125,28.82346],[80.37188,28.63371],[80.44504,28.63098],[80.52443,28.54897],[80.50575,28.6706],[80.55142,28.69182],[80.89648,28.47237],[81.08507,28.38346],[81.19847,28.36284],[81.32923,28.13521],[81.38683,28.17638],[81.48179,28.12148],[81.47867,28.08303],[81.91223,27.84995],[81.97214,27.93322],[82.06554,27.92222],[82.46405,27.6716],[82.70378,27.72122],[82.74119,27.49838],[82.93261,27.50328],[82.94938,27.46036],[83.19413,27.45632],[83.27197,27.38309],[83.2673,27.36235],[83.29999,27.32778],[83.35136,27.33885],[83.38872,27.39276],[83.39495,27.4798],[83.61288,27.47013],[83.85595,27.35797],[83.86182,27.4241],[83.93306,27.44939],[84.02229,27.43836],[84.10791,27.52399],[84.21376,27.45218],[84.25735,27.44941],[84.29315,27.39],[84.62161,27.33885],[84.69166,27.21294],[84.64496,27.04669],[84.793,26.9968],[84.82913,27.01989],[84.85754,26.98984],[84.96687,26.95599],[84.97186,26.9149],[85.00536,26.89523],[85.05592,26.88991],[85.02635,26.85381],[85.15883,26.86966],[85.19291,26.86909],[85.18046,26.80519],[85.21159,26.75933],[85.34302,26.74954],[85.47752,26.79292],[85.56471,26.84133],[85.5757,26.85955],[85.59461,26.85161],[85.61621,26.86721],[85.66239,26.84822],[85.73483,26.79613],[85.72315,26.67471],[85.76907,26.63076],[85.83126,26.61134],[85.85126,26.60866],[85.8492,26.56667],[86.02729,26.66756],[86.13596,26.60651],[86.22513,26.58863],[86.26235,26.61886],[86.31564,26.61925],[86.49726,26.54218],[86.54258,26.53819],[86.57073,26.49825],[86.61313,26.48658],[86.62686,26.46891],[86.69124,26.45169],[86.74025,26.42386],[86.76797,26.45892],[86.82898,26.43919],[86.94543,26.52076],[86.95912,26.52076],[87.01559,26.53228],[87.04691,26.58685],[87.0707,26.58571],[87.09147,26.45039],[87.14751,26.40542],[87.18863,26.40558],[87.24682,26.4143],[87.26587,26.40592],[87.26568,26.37294],[87.34568,26.34787],[87.37314,26.40815],[87.46566,26.44058],[87.51571,26.43106],[87.55274,26.40596],[87.59175,26.38342],[87.66803,26.40294],[87.67893,26.43501],[87.76004,26.40711],[87.7918,26.46737],[87.84193,26.43663],[87.89085,26.48565],[87.90115,26.44923],[88.00895,26.36029],[88.09414,26.43732],[88.09963,26.54195],[88.16452,26.64111],[88.1659,26.68177],[88.19107,26.75516],[88.12302,26.95324],[88.13422,26.98705],[88.11719,26.98758],[87.9887,27.11045],[88.01587,27.21388],[88.01646,27.21612],[88.07277,27.43007],[88.04008,27.49223],[88.19107,27.79285],[88.1973,27.85067],[88.13378,27.88015]]]]}},{type:"Feature",properties:{iso1A2:"NR",iso1A3:"NRU",iso1N3:"520",wikidata:"Q697",nameEn:"Nauru",groups:["057","009"],driveSide:"left",callingCodes:["674"]},geometry:{type:"MultiPolygon",coordinates:[[[[166.95155,0.14829],[166.21778,-0.7977],[167.60042,-0.88259],[166.95155,0.14829]]]]}},{type:"Feature",properties:{iso1A2:"NU",iso1A3:"NIU",iso1N3:"570",wikidata:"Q34020",nameEn:"Niue",country:"NZ",groups:["061","009"],driveSide:"left",callingCodes:["683"]},geometry:{type:"MultiPolygon",coordinates:[[[[-173.13438,-14.94228],[-173.11048,-23.23027],[-167.73129,-23.22266],[-167.73854,-14.92809],[-171.14262,-14.93704],[-173.13438,-14.94228]]]]}},{type:"Feature",properties:{iso1A2:"NZ",iso1A3:"NZL",iso1N3:"554",wikidata:"Q664",nameEn:"New Zealand",groups:["053","009"],driveSide:"left",callingCodes:["64"]},geometry:{type:"MultiPolygon",coordinates:[[[[-180,-24.21376],[-179.93224,-45.18423],[-155.99562,-45.16785],[-180,-24.21376]]],[[[161.96603,-56.07661],[179.49541,-50.04657],[179.49541,-36.79303],[169.6687,-29.09191],[161.96603,-56.07661]]]]}},{type:"Feature",properties:{iso1A2:"OM",iso1A3:"OMN",iso1N3:"512",wikidata:"Q842",nameEn:"Oman",groups:["145","142"],callingCodes:["968"]},geometry:{type:"MultiPolygon",coordinates:[[[[56.82555,25.7713],[56.79239,26.41236],[56.68954,26.76645],[56.2644,26.58649],[55.81777,26.18798],[56.08666,26.05038],[56.15498,26.06828],[56.19334,25.9795],[56.13963,25.82765],[56.17416,25.77239],[56.13579,25.73524],[56.14826,25.66351],[56.18363,25.65508],[56.20473,25.61119],[56.25365,25.60211],[56.26636,25.60643],[56.25341,25.61443],[56.26534,25.62825],[56.82555,25.7713]]],[[[56.26062,25.33108],[56.23362,25.31253],[56.25008,25.28843],[56.24465,25.27505],[56.20838,25.25668],[56.20872,25.24104],[56.24341,25.22867],[56.27628,25.23404],[56.34438,25.26653],[56.35172,25.30681],[56.3111,25.30107],[56.3005,25.31815],[56.26062,25.33108]],[[56.28423,25.26344],[56.27086,25.26128],[56.2716,25.27916],[56.28102,25.28486],[56.29379,25.2754],[56.28423,25.26344]]],[[[61.45114,22.55394],[56.86325,25.03856],[56.3227,24.97284],[56.34873,24.93205],[56.30269,24.88334],[56.20568,24.85063],[56.20062,24.78565],[56.13684,24.73699],[56.06128,24.74457],[56.03535,24.81161],[55.97836,24.87673],[55.97467,24.89639],[56.05106,24.87461],[56.05715,24.95727],[55.96316,25.00857],[55.90849,24.96771],[55.85094,24.96858],[55.81116,24.9116],[55.81348,24.80102],[55.83408,24.77858],[55.83271,24.68567],[55.76461,24.5287],[55.83271,24.41521],[55.83395,24.32776],[55.80747,24.31069],[55.79145,24.27914],[55.76781,24.26209],[55.75939,24.26114],[55.75382,24.2466],[55.75257,24.23466],[55.76558,24.23227],[55.77658,24.23476],[55.83367,24.20193],[55.95472,24.2172],[56.01799,24.07426],[55.8308,24.01633],[55.73301,24.05994],[55.48677,23.94946],[55.57358,23.669],[55.22634,23.10378],[55.2137,22.71065],[55.66469,21.99658],[54.99756,20.00083],[52.00311,19.00083],[52.78009,17.35124],[52.74267,17.29519],[52.81185,17.28568],[53.09917,16.67084],[53.32998,16.16312],[56.66759,17.24021],[61.45114,22.55394]]]]}},{type:"Feature",properties:{iso1A2:"PA",iso1A3:"PAN",iso1N3:"591",wikidata:"Q804",nameEn:"Panama",groups:["013","003","419","019"],callingCodes:["507"]},geometry:{type:"MultiPolygon",coordinates:[[[[-77.32389,8.81247],[-77.58292,9.22278],[-78.79327,9.93766],[-82.51044,9.65379],[-82.56507,9.57279],[-82.61345,9.49881],[-82.66667,9.49746],[-82.77206,9.59573],[-82.87919,9.62645],[-82.84871,9.4973],[-82.93516,9.46741],[-82.93516,9.07687],[-82.72126,8.97125],[-82.88253,8.83331],[-82.91377,8.774],[-82.92068,8.74832],[-82.8794,8.6981],[-82.82739,8.60153],[-82.83975,8.54755],[-82.83322,8.52464],[-82.8382,8.48117],[-82.8679,8.44042],[-82.93056,8.43465],[-83.05209,8.33394],[-82.9388,8.26634],[-82.88641,8.10219],[-82.89137,8.05755],[-82.89978,8.04083],[-82.94503,7.93865],[-82.13751,6.97312],[-78.06168,7.07793],[-77.89178,7.22681],[-77.81426,7.48319],[-77.72157,7.47612],[-77.72514,7.72348],[-77.57185,7.51147],[-77.17257,7.97422],[-77.45064,8.49991],[-77.32389,8.81247]]]]}},{type:"Feature",properties:{iso1A2:"PE",iso1A3:"PER",iso1N3:"604",wikidata:"Q419",nameEn:"Peru",groups:["005","419","019"],callingCodes:["51"]},geometry:{type:"MultiPolygon",coordinates:[[[[-74.26675,-0.97229],[-74.42701,-0.50218],[-75.18513,-0.0308],[-75.25764,-0.11943],[-75.40192,-0.17196],[-75.61997,-0.10012],[-75.60169,-0.18708],[-75.53615,-0.19213],[-75.22862,-0.60048],[-75.22862,-0.95588],[-75.3872,-0.9374],[-75.57429,-1.55961],[-76.05203,-2.12179],[-76.6324,-2.58397],[-77.94147,-3.05454],[-78.19369,-3.36431],[-78.14324,-3.47653],[-78.22642,-3.51113],[-78.24589,-3.39907],[-78.34362,-3.38633],[-78.68394,-4.60754],[-78.85149,-4.66795],[-79.01659,-5.01481],[-79.1162,-4.97774],[-79.26248,-4.95167],[-79.59402,-4.46848],[-79.79722,-4.47558],[-80.13945,-4.29786],[-80.39256,-4.48269],[-80.46386,-4.41516],[-80.32114,-4.21323],[-80.45023,-4.20938],[-80.4822,-4.05477],[-80.46386,-4.01342],[-80.13232,-3.90317],[-80.19926,-3.68894],[-80.18741,-3.63994],[-80.19848,-3.59249],[-80.21642,-3.5888],[-80.20535,-3.51667],[-80.22629,-3.501],[-80.23651,-3.48652],[-80.24586,-3.48677],[-80.24475,-3.47846],[-80.24123,-3.46124],[-80.20647,-3.431],[-80.30602,-3.39149],[-84.52388,-3.36941],[-85.71054,-21.15413],[-70.59118,-18.35072],[-70.378,-18.3495],[-70.31267,-18.31258],[-70.16394,-18.31737],[-69.96732,-18.25992],[-69.81607,-18.12582],[-69.75305,-17.94605],[-69.82868,-17.72048],[-69.79087,-17.65563],[-69.66483,-17.65083],[-69.46897,-17.4988],[-69.46863,-17.37466],[-69.62883,-17.28142],[-69.16896,-16.72233],[-69.00853,-16.66769],[-69.04027,-16.57214],[-68.98358,-16.42165],[-68.79464,-16.33272],[-68.96238,-16.194],[-69.09986,-16.22693],[-69.20291,-16.16668],[-69.40336,-15.61358],[-69.14856,-15.23478],[-69.36254,-14.94634],[-68.88135,-14.18639],[-69.05265,-13.68546],[-68.8864,-13.40792],[-68.85615,-12.87769],[-68.65044,-12.50689],[-68.98115,-11.8979],[-69.57156,-10.94555],[-69.57835,-10.94051],[-69.90896,-10.92744],[-70.38791,-11.07096],[-70.51395,-10.92249],[-70.64134,-11.0108],[-70.62487,-9.80666],[-70.55429,-9.76692],[-70.58453,-9.58303],[-70.53373,-9.42628],[-71.23394,-9.9668],[-72.14742,-9.98049],[-72.31883,-9.5184],[-72.72216,-9.41397],[-73.21498,-9.40904],[-72.92886,-9.04074],[-73.76576,-7.89884],[-73.65485,-7.77897],[-73.96938,-7.58465],[-73.77011,-7.28944],[-73.73986,-6.87919],[-73.12983,-6.43852],[-73.24579,-6.05764],[-72.83973,-5.14765],[-72.64391,-5.0391],[-71.87003,-4.51661],[-70.96814,-4.36915],[-70.77601,-4.15717],[-70.33236,-4.15214],[-70.19582,-4.3607],[-70.11305,-4.27281],[-70.00888,-4.37833],[-69.94708,-4.2431],[-70.3374,-3.79505],[-70.52393,-3.87553],[-70.71396,-3.7921],[-70.04609,-2.73906],[-70.94377,-2.23142],[-71.75223,-2.15058],[-72.92587,-2.44514],[-73.65312,-1.26222],[-74.26675,-0.97229]]]]}},{type:"Feature",properties:{iso1A2:"PF",iso1A3:"PYF",iso1N3:"258",wikidata:"Q30971",nameEn:"French Polynesia",country:"FR",groups:["061","009"],callingCodes:["689"]},geometry:{type:"MultiPolygon",coordinates:[[[[-149.6249,-7.51261],[-149.61166,-12.30171],[-156.4957,-12.32002],[-156.46451,-23.21255],[-156.44843,-28.52556],[-133.59543,-28.4709],[-133.61511,-21.93325],[-133.65593,-7.46952],[-149.6249,-7.51261]]]]}},{type:"Feature",properties:{iso1A2:"PG",iso1A3:"PNG",iso1N3:"598",wikidata:"Q691",nameEn:"Papua New Guinea",groups:["054","009"],driveSide:"left",callingCodes:["675"]},geometry:{type:"MultiPolygon",coordinates:[[[[141.03157,2.12829],[140.99813,-6.3233],[140.85295,-6.72996],[141.01763,-6.90181],[141.00782,-9.1242],[140.88922,-9.34945],[142.0601,-9.56571],[142.0953,-9.23534],[142.1462,-9.19923],[142.23304,-9.19253],[142.31447,-9.24611],[142.5723,-9.35994],[142.81927,-9.31709],[144.30183,-9.48146],[155.22803,-12.9001],[154.74815,-7.33315],[155.60735,-6.92266],[155.69784,-6.92661],[155.92557,-6.84664],[156.03993,-6.65703],[156.03296,-6.55528],[160.43769,-4.17974],[141.03157,2.12829]]]]}},{type:"Feature",properties:{iso1A2:"PH",iso1A3:"PHL",iso1N3:"608",wikidata:"Q928",nameEn:"Philippines",aliases:["PI","RP"],groups:["035","142"],callingCodes:["63"]},geometry:{type:"MultiPolygon",coordinates:[[[[129.19694,7.84182],[121.8109,21.77688],[120.69238,21.52331],[118.82252,14.67191],[115.39742,10.92666],[116.79524,7.43869],[117.17735,7.52841],[117.43832,7.3895],[117.89159,6.25755],[119.34756,5.53889],[119.44841,5.09568],[118.75416,4.59798],[118.8663,4.44172],[118.07935,4.15511],[118.41402,3.99509],[124.97752,4.82064],[129.19694,7.84182]]]]}},{type:"Feature",properties:{iso1A2:"PK",iso1A3:"PAK",iso1N3:"586",wikidata:"Q843",nameEn:"Pakistan",groups:["034","142"],driveSide:"left",callingCodes:["92"]},geometry:{type:"MultiPolygon",coordinates:[[[[75.72737,36.7529],[75.45562,36.71971],[75.40481,36.95382],[75.13839,37.02622],[74.56453,37.03023],[74.53739,36.96224],[74.43389,37.00977],[74.04856,36.82648],[73.82685,36.91421],[72.6323,36.84601],[72.18135,36.71838],[71.80267,36.49924],[71.60491,36.39429],[71.19505,36.04134],[71.37969,35.95865],[71.55273,35.71483],[71.49917,35.6267],[71.65435,35.4479],[71.54294,35.31037],[71.5541,35.28776],[71.67495,35.21262],[71.52938,35.09023],[71.55273,35.02615],[71.49917,35.00478],[71.50329,34.97328],[71.29472,34.87728],[71.28356,34.80882],[71.08718,34.69034],[71.11602,34.63047],[71.0089,34.54568],[71.02401,34.44835],[71.17662,34.36769],[71.12815,34.26619],[71.13078,34.16503],[71.09453,34.13524],[71.09307,34.11961],[71.06933,34.10564],[71.07345,34.06242],[70.88119,33.97933],[70.54336,33.9463],[69.90203,34.04194],[69.87307,33.9689],[69.85671,33.93719],[70.00503,33.73528],[70.14236,33.71701],[70.14785,33.6553],[70.20141,33.64387],[70.17062,33.53535],[70.32775,33.34496],[70.13686,33.21064],[70.07369,33.22557],[70.02563,33.14282],[69.85259,33.09451],[69.79766,33.13247],[69.71526,33.09911],[69.57656,33.09911],[69.49004,33.01509],[69.49854,32.88843],[69.5436,32.8768],[69.47082,32.85834],[69.38018,32.76601],[69.43649,32.7302],[69.44747,32.6678],[69.38155,32.56601],[69.2868,32.53938],[69.23599,32.45946],[69.27932,32.29119],[69.27032,32.14141],[69.3225,31.93186],[69.20577,31.85957],[69.11514,31.70782],[69.00939,31.62249],[68.95995,31.64822],[68.91078,31.59687],[68.79997,31.61665],[68.6956,31.75687],[68.57475,31.83158],[68.44222,31.76446],[68.27605,31.75863],[68.25614,31.80357],[68.1655,31.82691],[68.00071,31.6564],[67.86887,31.63536],[67.72056,31.52304],[67.58323,31.52772],[67.62374,31.40473],[67.7748,31.4188],[67.78854,31.33203],[67.29964,31.19586],[67.03323,31.24519],[67.04147,31.31561],[66.83273,31.26867],[66.72561,31.20526],[66.68166,31.07597],[66.58175,30.97532],[66.42645,30.95309],[66.39194,30.9408],[66.28413,30.57001],[66.34869,30.404],[66.23609,30.06321],[66.36042,29.9583],[66.24175,29.85181],[65.04005,29.53957],[64.62116,29.58903],[64.19796,29.50407],[64.12966,29.39157],[63.5876,29.50456],[62.47751,29.40782],[60.87231,29.86514],[61.31508,29.38903],[61.53765,29.00507],[61.65978,28.77937],[61.93581,28.55284],[62.40259,28.42703],[62.59499,28.24842],[62.79412,28.28108],[62.7638,28.02992],[62.84905,27.47627],[62.79684,27.34381],[62.80604,27.22412],[63.19649,27.25674],[63.32283,27.14437],[63.25005,27.08692],[63.25005,26.84212],[63.18688,26.83844],[63.1889,26.65072],[62.77352,26.64099],[62.31484,26.528],[62.21304,26.26601],[62.05117,26.31647],[61.89391,26.26251],[61.83831,26.07249],[61.83968,25.7538],[61.683,25.66638],[61.6433,25.27541],[61.57592,25.0492],[61.5251,24.57287],[68.11329,23.53945],[68.20763,23.85849],[68.39339,23.96838],[68.74643,23.97027],[68.7416,24.31904],[68.90914,24.33156],[68.97781,24.26021],[69.07806,24.29777],[69.19341,24.25646],[69.29778,24.28712],[69.59579,24.29777],[69.73335,24.17007],[70.03428,24.172],[70.11712,24.30915],[70.5667,24.43787],[70.57906,24.27774],[70.71502,24.23517],[70.88393,24.27398],[70.85784,24.30903],[70.94985,24.3791],[71.04461,24.34657],[71.12838,24.42662],[71.00341,24.46038],[70.97594,24.60904],[71.09405,24.69017],[70.94002,24.92843],[70.89148,25.15064],[70.66695,25.39314],[70.67382,25.68186],[70.60378,25.71898],[70.53649,25.68928],[70.37444,25.67443],[70.2687,25.71156],[70.0985,25.93238],[70.08193,26.08094],[70.17532,26.24118],[70.17532,26.55362],[70.05584,26.60398],[69.88555,26.56836],[69.50904,26.74892],[69.58519,27.18109],[70.03136,27.56627],[70.12502,27.8057],[70.37307,28.01208],[70.60927,28.02178],[70.79054,27.68423],[71.89921,27.96035],[71.9244,28.11555],[72.20329,28.3869],[72.29495,28.66367],[72.40402,28.78283],[72.94272,29.02487],[73.01337,29.16422],[73.05886,29.1878],[73.28094,29.56646],[73.3962,29.94707],[73.58665,30.01848],[73.80299,30.06969],[73.97225,30.19829],[73.95736,30.28466],[73.88993,30.36305],[74.5616,31.04153],[74.67971,31.05479],[74.6852,31.12771],[74.60006,31.13711],[74.60281,31.10419],[74.56023,31.08303],[74.51629,31.13829],[74.53223,31.30321],[74.59773,31.4136],[74.64713,31.45605],[74.59319,31.50197],[74.61517,31.55698],[74.57498,31.60382],[74.47771,31.72227],[74.58907,31.87824],[74.79919,31.95983],[74.86236,32.04485],[74.9269,32.0658],[75.00793,32.03786],[75.25649,32.10187],[75.38046,32.26836],[75.28259,32.36556],[75.03265,32.49538],[74.97634,32.45367],[74.84725,32.49075],[74.68362,32.49298],[74.67431,32.56676],[74.65251,32.56416],[74.64424,32.60985],[74.69542,32.66792],[74.65345,32.71225],[74.7113,32.84219],[74.64675,32.82604],[74.6289,32.75561],[74.45312,32.77755],[74.41467,32.90563],[74.31227,32.92795],[74.34875,32.97823],[74.31854,33.02891],[74.17571,33.07495],[74.15374,33.13477],[74.02144,33.18908],[74.01366,33.25199],[74.08782,33.26232],[74.17983,33.3679],[74.18121,33.4745],[74.10115,33.56392],[74.03576,33.56718],[73.97367,33.64061],[73.98968,33.66155],[73.96423,33.73071],[74.00891,33.75437],[74.05898,33.82089],[74.14001,33.83002],[74.26086,33.92237],[74.25262,34.01577],[74.21554,34.03853],[73.91341,34.01235],[73.88732,34.05105],[73.90677,34.10504],[73.98208,34.2522],[73.90517,34.35317],[73.8475,34.32935],[73.74862,34.34183],[73.74999,34.3781],[73.88732,34.48911],[73.89419,34.54568],[73.93951,34.57169],[73.93401,34.63386],[73.96423,34.68244],[74.12897,34.70073],[74.31239,34.79626],[74.58083,34.77386],[74.6663,34.703],[75.01479,34.64629],[75.38009,34.55021],[75.75438,34.51827],[76.04614,34.67566],[76.15463,34.6429],[76.47186,34.78965],[76.67648,34.76371],[76.74377,34.84039],[76.74514,34.92488],[76.87193,34.96906],[76.99251,34.93349],[77.11796,35.05419],[76.93465,35.39866],[76.85088,35.39754],[76.75475,35.52617],[76.77323,35.66062],[76.50961,35.8908],[76.33453,35.84296],[76.14913,35.82848],[76.15325,35.9264],[75.93028,36.13136],[76.00906,36.17511],[76.0324,36.41198],[75.92391,36.56986],[75.72737,36.7529]]]]}},{type:"Feature",properties:{iso1A2:"PL",iso1A3:"POL",iso1N3:"616",wikidata:"Q36",nameEn:"Poland",groups:["EU","151","150"],callingCodes:["48"]},geometry:{type:"MultiPolygon",coordinates:[[[[18.57853,55.25302],[14.20811,54.12784],[14.22634,53.9291],[14.20647,53.91671],[14.18544,53.91258],[14.20823,53.90776],[14.21323,53.8664],[14.27249,53.74464],[14.26782,53.69866],[14.2836,53.67721],[14.27133,53.66613],[14.28477,53.65955],[14.2853,53.63392],[14.31904,53.61581],[14.30416,53.55499],[14.3273,53.50587],[14.35209,53.49506],[14.4215,53.27724],[14.44133,53.27427],[14.45125,53.26241],[14.40662,53.21098],[14.37853,53.20405],[14.36696,53.16444],[14.38679,53.13669],[14.35044,53.05829],[14.25954,53.00264],[14.14056,52.95786],[14.15873,52.87715],[14.12256,52.84311],[14.13806,52.82392],[14.22071,52.81175],[14.61073,52.59847],[14.6289,52.57136],[14.60081,52.53116],[14.63056,52.48993],[14.54423,52.42568],[14.55228,52.35264],[14.56378,52.33838],[14.58149,52.28007],[14.70139,52.25038],[14.71319,52.22144],[14.68344,52.19612],[14.70616,52.16927],[14.67683,52.13936],[14.6917,52.10283],[14.72971,52.09167],[14.76026,52.06624],[14.71339,52.00337],[14.70488,51.97679],[14.7139,51.95643],[14.71836,51.95606],[14.72163,51.95188],[14.7177,51.94048],[14.70601,51.92944],[14.6933,51.9044],[14.6588,51.88359],[14.59089,51.83302],[14.60493,51.80473],[14.64625,51.79472],[14.66386,51.73282],[14.69065,51.70842],[14.75392,51.67445],[14.75759,51.62318],[14.7727,51.61263],[14.71125,51.56209],[14.73047,51.54606],[14.72652,51.53902],[14.73219,51.52922],[14.94749,51.47155],[14.9652,51.44793],[14.96899,51.38367],[14.98008,51.33449],[15.04288,51.28387],[15.01242,51.21285],[15.0047,51.16874],[14.99311,51.16249],[14.99414,51.15813],[15.00083,51.14974],[14.99646,51.14365],[14.99079,51.14284],[14.99689,51.12205],[14.98229,51.11354],[14.97938,51.07742],[14.95529,51.04552],[14.92942,50.99744],[14.89252,50.94999],[14.89681,50.9422],[14.81664,50.88148],[14.82803,50.86966],[14.99852,50.86817],[15.01088,50.97984],[14.96419,50.99108],[15.02433,51.0242],[15.03895,51.0123],[15.06218,51.02269],[15.10152,51.01095],[15.11937,50.99021],[15.16744,51.01959],[15.1743,50.9833],[15.2361,50.99886],[15.27043,50.97724],[15.2773,50.8907],[15.36656,50.83956],[15.3803,50.77187],[15.43798,50.80833],[15.73186,50.73885],[15.81683,50.75666],[15.87331,50.67188],[15.97219,50.69799],[16.0175,50.63009],[15.98317,50.61528],[16.02437,50.60046],[16.10265,50.66405],[16.20839,50.63096],[16.23174,50.67101],[16.33611,50.66579],[16.44597,50.58041],[16.34572,50.49575],[16.31413,50.50274],[16.19526,50.43291],[16.21585,50.40627],[16.22821,50.41054],[16.28118,50.36891],[16.30289,50.38292],[16.36495,50.37679],[16.3622,50.34875],[16.39379,50.3207],[16.42674,50.32509],[16.56407,50.21009],[16.55446,50.16613],[16.63137,50.1142],[16.7014,50.09659],[16.8456,50.20834],[16.98018,50.24172],[17.00353,50.21449],[17.02825,50.23118],[16.99803,50.25753],[17.02138,50.27772],[16.99803,50.30316],[16.94448,50.31281],[16.90877,50.38642],[16.85933,50.41093],[16.89229,50.45117],[17.1224,50.39494],[17.14498,50.38117],[17.19579,50.38817],[17.19991,50.3654],[17.27681,50.32246],[17.34273,50.32947],[17.34548,50.2628],[17.3702,50.28123],[17.58889,50.27837],[17.67764,50.28977],[17.69292,50.32859],[17.74648,50.29966],[17.72176,50.25665],[17.76296,50.23382],[17.70528,50.18812],[17.59404,50.16437],[17.66683,50.10275],[17.6888,50.12037],[17.7506,50.07896],[17.77669,50.02253],[17.86886,49.97452],[18.00191,50.01723],[18.04585,50.01194],[18.04585,50.03311],[18.00396,50.04954],[18.03212,50.06574],[18.07898,50.04535],[18.10628,50.00223],[18.20241,49.99958],[18.21752,49.97309],[18.27107,49.96779],[18.27794,49.93863],[18.31914,49.91565],[18.33278,49.92415],[18.33562,49.94747],[18.41604,49.93498],[18.53423,49.89906],[18.54495,49.9079],[18.54299,49.92537],[18.57697,49.91565],[18.57045,49.87849],[18.60341,49.86256],[18.57183,49.83334],[18.61278,49.7618],[18.61368,49.75426],[18.62645,49.75002],[18.62943,49.74603],[18.62676,49.71983],[18.69817,49.70473],[18.72838,49.68163],[18.80479,49.6815],[18.84786,49.5446],[18.84521,49.51672],[18.94536,49.52143],[18.97283,49.49914],[18.9742,49.39557],[19.18019,49.41165],[19.25435,49.53391],[19.36009,49.53747],[19.37795,49.574],[19.45348,49.61583],[19.52626,49.57311],[19.53313,49.52856],[19.57845,49.46077],[19.64162,49.45184],[19.6375,49.40897],[19.72127,49.39288],[19.78581,49.41701],[19.82237,49.27806],[19.75286,49.20751],[19.86409,49.19316],[19.90529,49.23532],[19.98494,49.22904],[20.08238,49.1813],[20.13738,49.31685],[20.21977,49.35265],[20.31453,49.34817],[20.31728,49.39914],[20.39939,49.3896],[20.46422,49.41612],[20.5631,49.375],[20.61666,49.41791],[20.72274,49.41813],[20.77971,49.35383],[20.9229,49.29626],[20.98733,49.30774],[21.09799,49.37176],[21.041,49.41791],[21.12477,49.43666],[21.19756,49.4054],[21.27858,49.45988],[21.43376,49.41433],[21.62328,49.4447],[21.77983,49.35443],[21.82927,49.39467],[21.96385,49.3437],[22.04427,49.22136],[22.56155,49.08865],[22.89122,49.00725],[22.86336,49.10513],[22.72009,49.20288],[22.748,49.32759],[22.69444,49.49378],[22.64534,49.53094],[22.78304,49.65543],[22.80261,49.69098],[22.83179,49.69875],[22.99329,49.84249],[23.28221,50.0957],[23.67635,50.33385],[23.71382,50.38248],[23.79445,50.40481],[23.99563,50.41289],[24.03668,50.44507],[24.07048,50.5071],[24.0996,50.60752],[24.0595,50.71625],[23.95925,50.79271],[23.99254,50.83847],[24.0952,50.83262],[24.14524,50.86128],[24.04576,50.90196],[23.92217,51.00836],[23.90376,51.07697],[23.80678,51.18405],[23.63858,51.32182],[23.69905,51.40871],[23.62751,51.50512],[23.56236,51.53673],[23.57053,51.55938],[23.53198,51.74298],[23.62691,51.78208],[23.61523,51.92066],[23.68733,51.9906],[23.64066,52.07626],[23.61,52.11264],[23.54314,52.12148],[23.47859,52.18215],[23.20071,52.22848],[23.18196,52.28812],[23.34141,52.44845],[23.45112,52.53774],[23.58296,52.59868],[23.73615,52.6149],[23.93763,52.71332],[23.91805,52.94016],[23.94689,52.95919],[23.92184,53.02079],[23.87548,53.0831],[23.91393,53.16469],[23.85657,53.22923],[23.81995,53.24131],[23.62004,53.60942],[23.51284,53.95052],[23.48261,53.98855],[23.52702,54.04622],[23.49196,54.14764],[23.45223,54.17775],[23.42418,54.17911],[23.39525,54.21672],[23.3494,54.25155],[23.24656,54.25701],[23.15938,54.29894],[23.15526,54.31076],[23.13905,54.31567],[23.104,54.29794],[23.04323,54.31567],[23.05726,54.34565],[22.99649,54.35927],[23.00584,54.38514],[22.83756,54.40827],[22.79705,54.36264],[21.41123,54.32395],[20.63871,54.3706],[19.8038,54.44203],[19.64312,54.45423],[18.57853,55.25302]]]]}},{type:"Feature",properties:{iso1A2:"PM",iso1A3:"SPM",iso1N3:"666",wikidata:"Q34617",nameEn:"Saint Pierre and Miquelon",country:"FR",groups:["021","003","019"],callingCodes:["508"]},geometry:{type:"MultiPolygon",coordinates:[[[[-56.72993,46.65575],[-55.90758,46.6223],[-56.27503,47.39728],[-56.72993,46.65575]]]]}},{type:"Feature",properties:{iso1A2:"PN",iso1A3:"PCN",iso1N3:"612",wikidata:"Q35672",nameEn:"Pitcairn Islands",country:"GB",groups:["061","009"],driveSide:"left",callingCodes:["64"]},geometry:{type:"MultiPolygon",coordinates:[[[[-133.59543,-28.4709],[-122.0366,-24.55017],[-133.61511,-21.93325],[-133.59543,-28.4709]]]]}},{type:"Feature",properties:{iso1A2:"PR",iso1A3:"PRI",iso1N3:"630",wikidata:"Q1183",nameEn:"Puerto Rico",country:"US",groups:["029","003","419","019"],roadSpeedUnit:"mph",callingCodes:["1 787","1 939"]},geometry:{type:"MultiPolygon",coordinates:[[[[-65.27974,17.56928],[-65.02435,18.73231],[-67.99519,18.97186],[-68.20301,17.83927],[-65.27974,17.56928]]]]}},{type:"Feature",properties:{iso1A2:"PS",iso1A3:"PSE",iso1N3:"275",wikidata:"Q23792",nameEn:"Palestine",country:"IL",groups:["145","142"],callingCodes:["970"]},geometry:{type:"MultiPolygon",coordinates:[[[[34.052,31.46619],[34.21853,31.32363],[34.23572,31.2966],[34.24012,31.29591],[34.26742,31.21998],[34.29417,31.24194],[34.36523,31.28963],[34.37381,31.30598],[34.36505,31.36404],[34.40077,31.40926],[34.48892,31.48365],[34.56797,31.54197],[34.48681,31.59711],[34.29262,31.70393],[34.052,31.46619]]],[[[35.47672,31.49578],[35.55941,31.76535],[35.52758,31.9131],[35.54375,31.96587],[35.52012,32.04076],[35.57111,32.21877],[35.55807,32.38674],[35.42078,32.41562],[35.41048,32.43706],[35.41598,32.45593],[35.42034,32.46009],[35.40224,32.50136],[35.35212,32.52047],[35.30685,32.51024],[35.29306,32.50947],[35.25049,32.52453],[35.2244,32.55289],[35.15937,32.50466],[35.10882,32.4757],[35.10024,32.47856],[35.09236,32.47614],[35.08564,32.46948],[35.07059,32.4585],[35.05423,32.41754],[35.05311,32.4024],[35.0421,32.38242],[35.05142,32.3667],[35.04243,32.35008],[35.01772,32.33863],[35.01119,32.28684],[35.02939,32.2671],[35.01841,32.23981],[34.98885,32.20758],[34.95703,32.19522],[34.96009,32.17503],[34.99039,32.14626],[34.98507,32.12606],[34.99437,32.10962],[34.9863,32.09551],[35.00261,32.027],[34.98682,31.96935],[35.00124,31.93264],[35.03489,31.92448],[35.03978,31.89276],[35.03489,31.85919],[34.99712,31.85569],[34.9724,31.83352],[35.01978,31.82944],[35.05617,31.85685],[35.07677,31.85627],[35.14174,31.81325],[35.18603,31.80901],[35.18169,31.82542],[35.19461,31.82687],[35.21469,31.81835],[35.216,31.83894],[35.21128,31.863],[35.20381,31.86716],[35.20673,31.88151],[35.20791,31.8821],[35.20945,31.8815],[35.21016,31.88237],[35.21276,31.88153],[35.2136,31.88241],[35.22014,31.88264],[35.22294,31.87889],[35.22567,31.86745],[35.22817,31.8638],[35.2249,31.85433],[35.2304,31.84222],[35.24816,31.8458],[35.25753,31.8387],[35.251,31.83085],[35.26404,31.82567],[35.25573,31.81362],[35.26058,31.79064],[35.25225,31.7678],[35.26319,31.74846],[35.25182,31.73945],[35.24981,31.72543],[35.2438,31.7201],[35.24315,31.71244],[35.23972,31.70896],[35.22392,31.71899],[35.21937,31.71578],[35.20538,31.72388],[35.18023,31.72067],[35.16478,31.73242],[35.15474,31.73352],[35.15119,31.73634],[35.13931,31.73012],[35.12933,31.7325],[35.11895,31.71454],[35.10782,31.71594],[35.08226,31.69107],[35.00879,31.65426],[34.95249,31.59813],[34.9415,31.55601],[34.94356,31.50743],[34.93258,31.47816],[34.89756,31.43891],[34.87833,31.39321],[34.88932,31.37093],[34.92571,31.34337],[35.02459,31.35979],[35.13033,31.3551],[35.22921,31.37445],[35.39675,31.49572],[35.47672,31.49578]]]]}},{type:"Feature",properties:{iso1A2:"PT",iso1A3:"PRT",iso1N3:"620",wikidata:"Q45",nameEn:"Portugal",groups:["EU","039","150"],callingCodes:["351"]},geometry:{type:"MultiPolygon",coordinates:[[[[-6.19128,41.57638],[-6.29863,41.66432],[-6.44204,41.68258],[-6.49907,41.65823],[-6.54633,41.68623],[-6.56426,41.74219],[-6.51374,41.8758],[-6.56752,41.88429],[-6.5447,41.94371],[-6.58544,41.96674],[-6.61967,41.94008],[-6.75004,41.94129],[-6.76959,41.98734],[-6.81196,41.99097],[-6.82174,41.94493],[-6.94396,41.94403],[-6.95537,41.96553],[-6.98144,41.9728],[-7.01078,41.94977],[-7.07596,41.94977],[-7.08574,41.97401],[-7.14115,41.98855],[-7.18549,41.97515],[-7.18677,41.88793],[-7.32366,41.8406],[-7.37092,41.85031],[-7.42864,41.80589],[-7.42854,41.83262],[-7.44759,41.84451],[-7.45566,41.86488],[-7.49803,41.87095],[-7.52737,41.83939],[-7.62188,41.83089],[-7.58603,41.87944],[-7.65774,41.88308],[-7.69848,41.90977],[-7.84188,41.88065],[-7.88055,41.84571],[-7.88751,41.92553],[-7.90707,41.92432],[-7.92336,41.8758],[-7.9804,41.87337],[-8.01136,41.83453],[-8.0961,41.81024],[-8.16455,41.81753],[-8.16944,41.87944],[-8.19551,41.87459],[-8.2185,41.91237],[-8.16232,41.9828],[-8.08796,42.01398],[-8.08847,42.05767],[-8.11729,42.08537],[-8.18178,42.06436],[-8.19406,42.12141],[-8.18947,42.13853],[-8.1986,42.15402],[-8.22406,42.1328],[-8.24681,42.13993],[-8.2732,42.12396],[-8.29809,42.106],[-8.32161,42.10218],[-8.33912,42.08358],[-8.36353,42.09065],[-8.38323,42.07683],[-8.40143,42.08052],[-8.42512,42.07199],[-8.44123,42.08218],[-8.48185,42.0811],[-8.52837,42.07658],[-8.5252,42.06264],[-8.54563,42.0537],[-8.58086,42.05147],[-8.59493,42.05708],[-8.63791,42.04691],[-8.64626,42.03668],[-8.65832,42.02972],[-8.6681,41.99703],[-8.69071,41.98862],[-8.7478,41.96282],[-8.74606,41.9469],[-8.75712,41.92833],[-8.81794,41.90375],[-8.87157,41.86488],[-9.14112,41.86623],[-36.43765,41.39418],[-15.92339,29.50503],[-7.37282,36.96896],[-7.39769,37.16868],[-7.41133,37.20314],[-7.41854,37.23813],[-7.43227,37.25152],[-7.43974,37.38913],[-7.46878,37.47127],[-7.51759,37.56119],[-7.41981,37.75729],[-7.33441,37.81193],[-7.27314,37.90145],[-7.24544,37.98884],[-7.12648,38.00296],[-7.10366,38.04404],[-7.05966,38.01966],[-7.00375,38.01914],[-6.93418,38.21454],[-7.09389,38.17227],[-7.15581,38.27597],[-7.32529,38.44336],[-7.265,38.61674],[-7.26174,38.72107],[-7.03848,38.87221],[-7.051,38.907],[-6.95211,39.0243],[-6.97004,39.07619],[-7.04011,39.11919],[-7.10692,39.10275],[-7.14929,39.11287],[-7.12811,39.17101],[-7.23566,39.20132],[-7.23403,39.27579],[-7.3149,39.34857],[-7.2927,39.45847],[-7.49477,39.58794],[-7.54121,39.66717],[-7.33507,39.64569],[-7.24707,39.66576],[-7.01613,39.66877],[-6.97492,39.81488],[-6.91463,39.86618],[-6.86737,40.01986],[-6.94233,40.10716],[-7.00589,40.12087],[-7.02544,40.18564],[-7.00426,40.23169],[-6.86085,40.26776],[-6.86085,40.2976],[-6.80218,40.33239],[-6.78426,40.36468],[-6.84618,40.42177],[-6.84944,40.46394],[-6.7973,40.51723],[-6.80218,40.55067],[-6.84292,40.56801],[-6.79567,40.65955],[-6.82826,40.74603],[-6.82337,40.84472],[-6.79892,40.84842],[-6.80707,40.88047],[-6.84292,40.89771],[-6.8527,40.93958],[-6.9357,41.02888],[-6.913,41.03922],[-6.88843,41.03027],[-6.84781,41.02692],[-6.80942,41.03629],[-6.79241,41.05397],[-6.75655,41.10187],[-6.77319,41.13049],[-6.69711,41.1858],[-6.68286,41.21641],[-6.65046,41.24725],[-6.55937,41.24417],[-6.38551,41.35274],[-6.38553,41.38655],[-6.3306,41.37677],[-6.26777,41.48796],[-6.19128,41.57638]]]]}},{type:"Feature",properties:{iso1A2:"PW",iso1A3:"PLW",iso1N3:"585",wikidata:"Q695",nameEn:"Palau",groups:["057","009"],roadSpeedUnit:"mph",callingCodes:["680"]},geometry:{type:"MultiPolygon",coordinates:[[[[128.97621,3.08804],[134.40878,1.79674],[136.27107,6.73747],[136.04605,12.45908],[128.97621,3.08804]]]]}},{type:"Feature",properties:{iso1A2:"PY",iso1A3:"PRY",iso1N3:"600",wikidata:"Q733",nameEn:"Paraguay",groups:["005","419","019"],callingCodes:["595"]},geometry:{type:"MultiPolygon",coordinates:[[[[-58.16225,-20.16193],[-58.23216,-19.80058],[-59.06965,-19.29148],[-60.00638,-19.2981],[-61.73723,-19.63958],[-61.93912,-20.10053],[-62.26883,-20.55311],[-62.2757,-21.06657],[-62.64455,-22.25091],[-62.51761,-22.37684],[-62.22768,-22.55807],[-61.9756,-23.0507],[-61.0782,-23.62932],[-60.99754,-23.80934],[-60.28163,-24.04436],[-60.03367,-24.00701],[-59.45482,-24.34787],[-59.33886,-24.49935],[-58.33055,-24.97099],[-58.25492,-24.92528],[-57.80821,-25.13863],[-57.57431,-25.47269],[-57.87176,-25.93604],[-58.1188,-26.16704],[-58.3198,-26.83443],[-58.65321,-27.14028],[-58.59549,-27.29973],[-58.04205,-27.2387],[-56.85337,-27.5165],[-56.18313,-27.29851],[-55.89195,-27.3467],[-55.74475,-27.44485],[-55.59094,-27.32444],[-55.62322,-27.1941],[-55.39611,-26.97679],[-55.25243,-26.93808],[-55.16948,-26.96068],[-55.06351,-26.80195],[-55.00584,-26.78754],[-54.80868,-26.55669],[-54.70732,-26.45099],[-54.69333,-26.37705],[-54.67359,-25.98607],[-54.60664,-25.9691],[-54.62063,-25.91213],[-54.59398,-25.59224],[-54.59509,-25.53696],[-54.60196,-25.48397],[-54.62033,-25.46026],[-54.4423,-25.13381],[-54.28207,-24.07305],[-54.32807,-24.01865],[-54.6238,-23.83078],[-55.02691,-23.97317],[-55.0518,-23.98666],[-55.12292,-23.99669],[-55.41784,-23.9657],[-55.44117,-23.9185],[-55.43585,-23.87157],[-55.5555,-23.28237],[-55.52288,-23.2595],[-55.5446,-23.22811],[-55.63849,-22.95122],[-55.62493,-22.62765],[-55.68742,-22.58407],[-55.6986,-22.56268],[-55.72366,-22.5519],[-55.741,-22.52018],[-55.74941,-22.46436],[-55.8331,-22.29008],[-56.23206,-22.25347],[-56.45893,-22.08072],[-56.5212,-22.11556],[-56.6508,-22.28387],[-57.98625,-22.09157],[-57.94642,-21.73799],[-57.88239,-21.6868],[-57.93492,-21.65505],[-57.84536,-20.93155],[-58.16225,-20.16193]]]]}},{type:"Feature",properties:{iso1A2:"QA",iso1A3:"QAT",iso1N3:"634",wikidata:"Q846",nameEn:"Qatar",groups:["145","142"],callingCodes:["974"]},geometry:{type:"MultiPolygon",coordinates:[[[[50.92992,24.54396],[51.09638,24.46907],[51.29972,24.50747],[51.39468,24.62785],[51.58834,24.66608],[51.83108,24.71675],[51.83682,26.70231],[50.93865,26.30758],[50.81266,25.88946],[50.86149,25.6965],[50.7801,25.595],[50.80824,25.54641],[50.57069,25.57887],[50.8133,24.74049],[50.92992,24.54396]]]]}},{type:"Feature",properties:{iso1A2:"RE",iso1A3:"REU",iso1N3:"638",wikidata:"Q17070",nameEn:"Réunion",country:"FR",groups:["EU","014","202","002"],callingCodes:["262"]},geometry:{type:"MultiPolygon",coordinates:[[[[53.37984,-21.23941],[56.73473,-21.9174],[56.62373,-20.2711],[53.37984,-21.23941]]]]}},{type:"Feature",properties:{iso1A2:"RO",iso1A3:"ROU",iso1N3:"642",wikidata:"Q218",nameEn:"Romania",groups:["EU","151","150"],callingCodes:["40"]},geometry:{type:"MultiPolygon",coordinates:[[[[27.15622,47.98538],[27.02985,48.09083],[27.04118,48.12522],[26.96119,48.13003],[26.98042,48.15752],[26.94265,48.1969],[26.87708,48.19919],[26.81161,48.25049],[26.62823,48.25804],[26.55202,48.22445],[26.33504,48.18418],[26.17711,47.99246],[26.05901,47.9897],[25.77723,47.93919],[25.63878,47.94924],[25.23778,47.89403],[25.11144,47.75203],[24.88896,47.7234],[24.81893,47.82031],[24.70632,47.84428],[24.61994,47.95062],[24.43578,47.97131],[24.34926,47.9244],[24.22566,47.90231],[24.11281,47.91487],[24.06466,47.95317],[24.02999,47.95087],[24.00801,47.968],[23.98553,47.96076],[23.96337,47.96672],[23.94192,47.94868],[23.89352,47.94512],[23.8602,47.9329],[23.80904,47.98142],[23.75188,47.99705],[23.66262,47.98786],[23.63894,48.00293],[23.5653,48.00499],[23.52803,48.01818],[23.4979,47.96858],[23.33577,48.0237],[23.27397,48.08245],[23.15999,48.12188],[23.1133,48.08061],[23.08858,48.00716],[23.0158,47.99338],[22.92241,48.02002],[22.94301,47.96672],[22.89849,47.95851],[22.77991,47.87211],[22.76617,47.8417],[22.67247,47.7871],[22.46559,47.76583],[22.41979,47.7391],[22.31816,47.76126],[22.00917,47.50492],[22.03389,47.42508],[22.01055,47.37767],[21.94463,47.38046],[21.78395,47.11104],[21.648,47.03902],[21.68645,46.99595],[21.59581,46.91628],[21.59307,46.86935],[21.52028,46.84118],[21.48935,46.7577],[21.5151,46.72147],[21.43926,46.65109],[21.33214,46.63035],[21.26929,46.4993],[21.28061,46.44941],[21.16872,46.30118],[21.06572,46.24897],[20.86797,46.28884],[20.74574,46.25467],[20.76085,46.21002],[20.63863,46.12728],[20.49718,46.18721],[20.45377,46.14405],[20.35573,46.16629],[20.28324,46.1438],[20.26068,46.12332],[20.35862,45.99356],[20.54818,45.89939],[20.65645,45.82801],[20.70069,45.7493],[20.77416,45.75601],[20.78446,45.78522],[20.82364,45.77738],[20.80361,45.65875],[20.76798,45.60969],[20.83321,45.53567],[20.77217,45.49788],[20.86026,45.47295],[20.87948,45.42743],[21.09894,45.30144],[21.17612,45.32566],[21.20392,45.2677],[21.29398,45.24148],[21.48278,45.19557],[21.51299,45.15345],[21.4505,45.04294],[21.35855,45.01941],[21.54938,44.9327],[21.56328,44.89502],[21.48202,44.87199],[21.44013,44.87613],[21.35643,44.86364],[21.38802,44.78133],[21.55007,44.77304],[21.60019,44.75208],[21.61942,44.67059],[21.67504,44.67107],[21.71692,44.65349],[21.7795,44.66165],[21.99364,44.63395],[22.08016,44.49844],[22.13234,44.47444],[22.18315,44.48179],[22.30844,44.6619],[22.45301,44.7194],[22.61917,44.61489],[22.69196,44.61587],[22.76749,44.54446],[22.70981,44.51852],[22.61368,44.55719],[22.56493,44.53419],[22.54021,44.47836],[22.45436,44.47258],[22.56012,44.30712],[22.68166,44.28206],[22.67173,44.21564],[23.04988,44.07694],[23.01674,44.01946],[22.87873,43.9844],[22.83753,43.88055],[22.85314,43.84452],[23.05288,43.79494],[23.26772,43.84843],[23.4507,43.84936],[23.61687,43.79289],[23.73978,43.80627],[24.18149,43.68218],[24.35364,43.70211],[24.50264,43.76314],[24.62281,43.74082],[24.73542,43.68523],[24.96682,43.72693],[25.10718,43.6831],[25.17144,43.70261],[25.39528,43.61866],[25.72792,43.69263],[25.94911,43.85745],[26.05584,43.90925],[26.10115,43.96908],[26.38764,44.04356],[26.62712,44.05698],[26.95141,44.13555],[27.26845,44.12602],[27.39757,44.0141],[27.60834,44.01206],[27.64542,44.04958],[27.73468,43.95326],[27.92008,44.00761],[27.99558,43.84193],[28.23293,43.76],[29.24336,43.70874],[30.04414,45.08461],[29.69272,45.19227],[29.65428,45.25629],[29.68175,45.26885],[29.59798,45.38857],[29.42632,45.44545],[29.24779,45.43388],[28.96077,45.33164],[28.94292,45.28045],[28.81383,45.3384],[28.78911,45.24179],[28.71358,45.22631],[28.5735,45.24759],[28.34554,45.32102],[28.28504,45.43907],[28.21139,45.46895],[28.18741,45.47358],[28.08927,45.6051],[28.16568,45.6421],[28.13111,45.92819],[28.08612,46.01105],[28.13684,46.18099],[28.10937,46.22852],[28.19864,46.31869],[28.18902,46.35283],[28.25769,46.43334],[28.22281,46.50481],[28.24808,46.64305],[28.12173,46.82283],[28.09095,46.97621],[27.81892,47.1381],[27.73172,47.29248],[27.68706,47.28962],[27.60263,47.32507],[27.55731,47.46637],[27.47942,47.48113],[27.3979,47.59473],[27.32202,47.64009],[27.25519,47.71366],[27.29069,47.73722],[27.1618,47.92391],[27.15622,47.98538]]]]}},{type:"Feature",properties:{iso1A2:"RS",iso1A3:"SRB",iso1N3:"688",wikidata:"Q403",nameEn:"Serbia",groups:["039","150"],callingCodes:["381"]},geometry:{type:"MultiPolygon",coordinates:[[[[19.66007,46.19005],[19.56113,46.16824],[19.52473,46.1171],[19.28826,45.99694],[19.14543,45.9998],[19.10388,46.04015],[19.0791,45.96458],[19.01284,45.96529],[18.99712,45.93537],[18.81394,45.91329],[18.85783,45.85493],[18.90305,45.71863],[18.96691,45.66731],[18.88776,45.57253],[18.94562,45.53712],[19.07471,45.53086],[19.08364,45.48804],[18.99918,45.49333],[18.97446,45.37528],[19.10774,45.29547],[19.28208,45.23813],[19.41941,45.23475],[19.43589,45.17137],[19.19144,45.17863],[19.14063,45.12972],[19.07952,45.14668],[19.1011,45.01191],[19.05205,44.97692],[19.15573,44.95409],[19.06853,44.89915],[19.02871,44.92541],[18.98957,44.90645],[19.01994,44.85493],[19.18183,44.92055],[19.36722,44.88164],[19.32543,44.74058],[19.26388,44.65412],[19.16699,44.52197],[19.13369,44.52521],[19.12278,44.50132],[19.14837,44.45253],[19.14681,44.41463],[19.11785,44.40313],[19.10749,44.39421],[19.10704,44.38249],[19.10365,44.37795],[19.10298,44.36924],[19.11865,44.36712],[19.1083,44.3558],[19.11547,44.34218],[19.13556,44.338],[19.13332,44.31492],[19.16741,44.28648],[19.18328,44.28383],[19.20508,44.2917],[19.23306,44.26097],[19.26945,44.26957],[19.32464,44.27185],[19.34773,44.23244],[19.3588,44.18353],[19.40927,44.16722],[19.43905,44.13088],[19.47338,44.15034],[19.48386,44.14332],[19.47321,44.1193],[19.51167,44.08158],[19.55999,44.06894],[19.57467,44.04716],[19.61991,44.05254],[19.61836,44.01464],[19.56498,43.99922],[19.52515,43.95573],[19.38439,43.96611],[19.24363,44.01502],[19.23465,43.98764],[19.3986,43.79668],[19.5176,43.71403],[19.50455,43.58385],[19.42696,43.57987],[19.41941,43.54056],[19.36653,43.60921],[19.33426,43.58833],[19.2553,43.5938],[19.24774,43.53061],[19.22807,43.5264],[19.22229,43.47926],[19.44315,43.38846],[19.48171,43.32644],[19.52962,43.31623],[19.54598,43.25158],[19.62661,43.2286],[19.64063,43.19027],[19.76918,43.16044],[19.79255,43.11951],[19.92576,43.08539],[19.96549,43.11098],[19.98887,43.0538],[20.04729,43.02732],[20.05431,42.99571],[20.12325,42.96237],[20.14896,42.99058],[20.16415,42.97177],[20.34528,42.90676],[20.35692,42.8335],[20.40594,42.84853],[20.43734,42.83157],[20.53484,42.8885],[20.48692,42.93208],[20.59929,43.01067],[20.64557,43.00826],[20.69515,43.09641],[20.59929,43.20492],[20.68688,43.21335],[20.73811,43.25068],[20.82145,43.26769],[20.88685,43.21697],[20.83727,43.17842],[20.96287,43.12416],[21.00749,43.13984],[21.05378,43.10707],[21.08952,43.13471],[21.14465,43.11089],[21.16734,42.99694],[21.2041,43.02277],[21.23877,43.00848],[21.23534,42.95523],[21.2719,42.8994],[21.32974,42.90424],[21.36941,42.87397],[21.44047,42.87276],[21.39045,42.74888],[21.47498,42.74695],[21.59154,42.72643],[21.58755,42.70418],[21.6626,42.67813],[21.75025,42.70125],[21.79413,42.65923],[21.75672,42.62695],[21.7327,42.55041],[21.70522,42.54176],[21.7035,42.51899],[21.62556,42.45106],[21.64209,42.41081],[21.62887,42.37664],[21.59029,42.38042],[21.57021,42.3647],[21.53467,42.36809],[21.5264,42.33634],[21.56772,42.30946],[21.58992,42.25915],[21.70111,42.23789],[21.77176,42.2648],[21.84654,42.3247],[21.91595,42.30392],[21.94405,42.34669],[22.02908,42.29848],[22.16384,42.32103],[22.29605,42.37477],[22.29275,42.34913],[22.34773,42.31725],[22.45919,42.33822],[22.47498,42.3915],[22.51961,42.3991],[22.55669,42.50144],[22.43983,42.56851],[22.4997,42.74144],[22.43309,42.82057],[22.54302,42.87774],[22.74826,42.88701],[22.78397,42.98253],[22.89521,43.03625],[22.98104,43.11199],[23.00806,43.19279],[22.89727,43.22417],[22.82036,43.33665],[22.53397,43.47225],[22.47582,43.6558],[22.41043,43.69566],[22.35558,43.81281],[22.41449,44.00514],[22.61688,44.06534],[22.61711,44.16938],[22.67173,44.21564],[22.68166,44.28206],[22.56012,44.30712],[22.45436,44.47258],[22.54021,44.47836],[22.56493,44.53419],[22.61368,44.55719],[22.70981,44.51852],[22.76749,44.54446],[22.69196,44.61587],[22.61917,44.61489],[22.45301,44.7194],[22.30844,44.6619],[22.18315,44.48179],[22.13234,44.47444],[22.08016,44.49844],[21.99364,44.63395],[21.7795,44.66165],[21.71692,44.65349],[21.67504,44.67107],[21.61942,44.67059],[21.60019,44.75208],[21.55007,44.77304],[21.38802,44.78133],[21.35643,44.86364],[21.44013,44.87613],[21.48202,44.87199],[21.56328,44.89502],[21.54938,44.9327],[21.35855,45.01941],[21.4505,45.04294],[21.51299,45.15345],[21.48278,45.19557],[21.29398,45.24148],[21.20392,45.2677],[21.17612,45.32566],[21.09894,45.30144],[20.87948,45.42743],[20.86026,45.47295],[20.77217,45.49788],[20.83321,45.53567],[20.76798,45.60969],[20.80361,45.65875],[20.82364,45.77738],[20.78446,45.78522],[20.77416,45.75601],[20.70069,45.7493],[20.65645,45.82801],[20.54818,45.89939],[20.35862,45.99356],[20.26068,46.12332],[20.09713,46.17315],[20.03533,46.14509],[20.01816,46.17696],[19.93508,46.17553],[19.81491,46.1313],[19.66007,46.19005]]]]}},{type:"Feature",properties:{iso1A2:"RU",iso1A3:"RUS",iso1N3:"643",wikidata:"Q159",nameEn:"Russia",groups:["151","150"],callingCodes:["7"]},geometry:{type:"MultiPolygon",coordinates:[[[[-179.99933,64.74703],[-172.76104,63.77445],[-169.03888,65.48473],[-168.95635,65.98512],[-168.25765,71.99091],[-179.9843,71.90735],[-179.99933,64.74703]]],[[[39.81147,43.06294],[40.0078,43.38551],[40.00853,43.40578],[40.01552,43.42025],[40.01007,43.42411],[40.03312,43.44262],[40.04445,43.47776],[40.10657,43.57344],[40.65957,43.56212],[41.64935,43.22331],[42.40563,43.23226],[42.66667,43.13917],[42.75889,43.19651],[43.03322,43.08883],[43.0419,43.02413],[43.81453,42.74297],[43.73119,42.62043],[43.95517,42.55396],[44.54202,42.75699],[44.70002,42.74679],[44.80941,42.61277],[44.88754,42.74934],[45.15318,42.70598],[45.36501,42.55268],[45.78692,42.48358],[45.61676,42.20768],[46.42738,41.91323],[46.5332,41.87389],[46.58924,41.80547],[46.75269,41.8623],[46.8134,41.76252],[47.00955,41.63583],[46.99554,41.59743],[47.03757,41.55434],[47.10762,41.59044],[47.34579,41.27884],[47.49004,41.26366],[47.54504,41.20275],[47.62288,41.22969],[47.75831,41.19455],[47.87973,41.21798],[48.07587,41.49957],[48.22064,41.51472],[48.2878,41.56221],[48.40277,41.60441],[48.42301,41.65444],[48.55078,41.77917],[48.5867,41.84306],[48.80971,41.95365],[49.2134,44.84989],[49.88945,46.04554],[49.32259,46.26944],[49.16518,46.38542],[48.54988,46.56267],[48.51142,46.69268],[49.01136,46.72716],[48.52326,47.4102],[48.45173,47.40818],[48.15348,47.74545],[47.64973,47.76559],[47.41689,47.83687],[47.38731,47.68176],[47.12107,47.83687],[47.11516,48.27188],[46.49011,48.43019],[46.78392,48.95352],[46.91104,48.99715],[47.01458,49.07085],[47.04416,49.17152],[46.98795,49.23531],[46.78398,49.34026],[46.9078,49.86707],[47.18319,49.93721],[47.34589,50.09308],[47.30448,50.30894],[47.58551,50.47867],[48.10044,50.09242],[48.24519,49.86099],[48.42564,49.82283],[48.68352,49.89546],[48.90782,50.02281],[48.57946,50.63278],[48.86936,50.61589],[49.12673,50.78639],[49.41959,50.85927],[49.39001,51.09396],[49.76866,51.11067],[49.97277,51.2405],[50.26859,51.28677],[50.59695,51.61859],[51.26254,51.68466],[51.301,51.48799],[51.77431,51.49536],[51.8246,51.67916],[52.36119,51.74161],[52.54329,51.48444],[53.46165,51.49445],[53.69299,51.23466],[54.12248,51.11542],[54.46331,50.85554],[54.41894,50.61214],[54.55797,50.52006],[54.71476,50.61214],[54.56685,51.01958],[54.72067,51.03261],[55.67774,50.54508],[56.11398,50.7471],[56.17906,50.93204],[57.17302,51.11253],[57.44221,50.88354],[57.74986,50.93017],[57.75578,51.13852],[58.3208,51.15151],[58.87974,50.70852],[59.48928,50.64216],[59.51886,50.49937],[59.81172,50.54451],[60.01288,50.8163],[60.17262,50.83312],[60.31914,50.67705],[60.81833,50.6629],[61.4431,50.80679],[61.56889,51.23679],[61.6813,51.25716],[61.55114,51.32746],[61.50677,51.40687],[60.95655,51.48615],[60.92401,51.61124],[60.5424,51.61675],[60.36787,51.66815],[60.50986,51.7964],[60.09867,51.87135],[59.99809,51.98263],[60.19925,51.99173],[60.48915,52.15175],[60.72581,52.15538],[60.78201,52.22067],[61.05417,52.35096],[60.98021,52.50068],[60.84709,52.52228],[60.84118,52.63912],[60.71693,52.66245],[60.71989,52.75923],[61.05842,52.92217],[61.23462,53.03227],[62.0422,52.96105],[62.12799,52.99133],[62.14574,53.09626],[61.19024,53.30536],[61.14291,53.41481],[61.29082,53.50992],[61.37957,53.45887],[61.57185,53.50112],[61.55706,53.57144],[60.90626,53.62937],[61.22574,53.80268],[61.14283,53.90063],[60.99796,53.93699],[61.26863,53.92797],[61.3706,54.08464],[61.47603,54.08048],[61.56941,53.95703],[61.65318,54.02445],[62.03913,53.94768],[62.00966,54.04134],[62.38535,54.03961],[62.45931,53.90737],[62.56876,53.94047],[62.58651,54.05871],[63.80604,54.27079],[63.91224,54.20013],[64.02715,54.22679],[63.97686,54.29763],[64.97216,54.4212],[65.11033,54.33028],[65.24663,54.35721],[65.20174,54.55216],[68.21308,54.98645],[68.26661,55.09226],[68.19206,55.18823],[68.90865,55.38148],[69.34224,55.36344],[69.74917,55.35545],[70.19179,55.1476],[70.76493,55.3027],[70.96009,55.10558],[71.08288,54.71253],[71.24185,54.64965],[71.08706,54.33376],[71.10379,54.13326],[71.96141,54.17736],[72.17477,54.36303],[72.43415,53.92685],[72.71026,54.1161],[73.37963,53.96132],[73.74778,54.07194],[73.68921,53.86522],[73.25412,53.61532],[73.39218,53.44623],[75.07405,53.80831],[75.43398,53.98652],[75.3668,54.07439],[76.91052,54.4677],[76.82266,54.1798],[76.44076,54.16017],[76.54243,53.99329],[77.90383,53.29807],[79.11255,52.01171],[80.08138,50.77658],[80.4127,50.95581],[80.44819,51.20855],[80.80318,51.28262],[81.16999,51.15662],[81.06091,50.94833],[81.41248,50.97524],[81.46581,50.77658],[81.94999,50.79307],[82.55443,50.75412],[83.14607,51.00796],[83.8442,50.87375],[84.29385,50.27257],[84.99198,50.06793],[85.24047,49.60239],[86.18709,49.50259],[86.63674,49.80136],[86.79056,49.74787],[86.61307,49.60239],[86.82606,49.51796],[87.03071,49.25142],[87.31465,49.23603],[87.28386,49.11626],[87.478,49.07403],[87.48983,49.13794],[87.81333,49.17354],[87.98977,49.18147],[88.15543,49.30314],[88.17223,49.46934],[88.42449,49.48821],[88.82499,49.44808],[89.70687,49.72535],[89.59711,49.90851],[91.86048,50.73734],[92.07173,50.69585],[92.44714,50.78762],[93.01109,50.79001],[92.99595,50.63183],[94.30823,50.57498],[94.39258,50.22193],[94.49477,50.17832],[94.6121,50.04239],[94.97166,50.04725],[95.02465,49.96941],[95.74757,49.97915],[95.80056,50.04239],[96.97388,49.88413],[97.24639,49.74737],[97.56811,49.84265],[97.56432,49.92801],[97.76871,49.99861],[97.85197,49.91339],[98.29481,50.33561],[98.31373,50.4996],[98.06393,50.61262],[97.9693,50.78044],[98.01472,50.86652],[97.83305,51.00248],[98.05257,51.46696],[98.22053,51.46579],[98.33222,51.71832],[98.74142,51.8637],[98.87768,52.14563],[99.27888,51.96876],[99.75578,51.90108],[99.89203,51.74903],[100.61116,51.73028],[101.39085,51.45753],[101.5044,51.50467],[102.14032,51.35566],[102.32194,50.67982],[102.71178,50.38873],[103.70343,50.13952],[105.32528,50.4648],[106.05562,50.40582],[106.07865,50.33474],[106.47156,50.31909],[106.49628,50.32436],[106.51122,50.34408],[106.58373,50.34044],[106.80326,50.30177],[107.00007,50.1977],[107.1174,50.04239],[107.36407,49.97612],[107.96116,49.93191],[107.95387,49.66659],[108.27937,49.53167],[108.53969,49.32325],[109.18017,49.34709],[109.51325,49.22859],[110.24373,49.16676],[110.39891,49.25083],[110.64493,49.1816],[113.02647,49.60772],[113.20216,49.83356],[114.325,50.28098],[114.9703,50.19254],[115.26068,49.97367],[115.73602,49.87688],[116.22402,50.04477],[116.62502,49.92919],[116.71193,49.83813],[117.07142,49.68482],[117.27597,49.62544],[117.48208,49.62324],[117.82343,49.52696],[118.61623,49.93809],[119.11003,50.00276],[119.27996,50.13348],[119.38598,50.35162],[119.13553,50.37412],[120.10963,51.671],[120.65907,51.93544],[120.77337,52.20805],[120.61346,52.32447],[120.71673,52.54099],[120.46454,52.63811],[120.04049,52.58773],[120.0451,52.7359],[120.85633,53.28499],[121.39213,53.31888],[122.35063,53.49565],[122.85966,53.47395],[123.26989,53.54843],[123.86158,53.49391],[124.46078,53.21881],[125.17522,53.20225],[125.6131,53.07229],[126.558,52.13738],[126.44606,51.98254],[126.68349,51.70607],[126.90369,51.3238],[126.93135,51.0841],[127.14586,50.91152],[127.28165,50.72075],[127.36335,50.58306],[127.28765,50.46585],[127.36009,50.43787],[127.37384,50.28393],[127.60515,50.23503],[127.49299,50.01251],[127.53516,49.84306],[127.83476,49.5748],[128.72896,49.58676],[129.11153,49.36813],[129.23232,49.40353],[129.35317,49.3481],[129.40398,49.44194],[129.50685,49.42398],[129.67598,49.29596],[129.85416,49.11067],[130.2355,48.86741],[130.43232,48.90844],[130.66946,48.88251],[130.52147,48.61745],[130.84462,48.30942],[130.65103,48.10052],[130.90915,47.90623],[130.95985,47.6957],[131.09871,47.6852],[131.2635,47.73325],[131.90448,47.68011],[132.57309,47.71741],[132.66989,47.96491],[134.49516,48.42884],[134.75328,48.36763],[134.67098,48.1564],[134.55508,47.98651],[134.7671,47.72051],[134.50898,47.4812],[134.20016,47.33458],[134.03538,46.75668],[133.84104,46.46681],[133.91496,46.4274],[133.88097,46.25066],[133.68047,46.14697],[133.72695,46.05576],[133.67569,45.9759],[133.60442,45.90053],[133.48457,45.86203],[133.41083,45.57723],[133.19419,45.51913],[133.09279,45.25693],[133.12293,45.1332],[132.96373,45.0212],[132.83978,45.05916],[131.99417,45.2567],[131.86903,45.33636],[131.76532,45.22609],[131.66852,45.2196],[131.68466,45.12374],[131.48415,44.99513],[130.95639,44.85154],[131.1108,44.70266],[131.30365,44.04262],[131.25484,44.03131],[131.23583,43.96085],[131.26176,43.94011],[131.21105,43.82383],[131.19492,43.53047],[131.29402,43.46695],[131.30324,43.39498],[131.19031,43.21385],[131.20414,43.13654],[131.10274,43.04734],[131.135,42.94114],[131.02668,42.91246],[131.02438,42.86518],[130.66524,42.84753],[130.44361,42.76205],[130.40213,42.70788],[130.56576,42.68925],[130.62107,42.58413],[130.55143,42.52158],[130.56835,42.43281],[130.60805,42.4317],[130.64181,42.41422],[130.66367,42.38024],[130.65022,42.32281],[131.95041,41.5445],[140.9182,45.92937],[145.82343,44.571],[145.23667,43.76813],[153.94307,38.42848],[180,62.52334],[180,71.53642],[155.31937,81.93282],[36.48095,82.16765],[32.07813,72.01005],[31.59909,70.16571],[30.84095,69.80584],[30.95011,69.54699],[30.52662,69.54699],[30.16363,69.65244],[29.97205,69.41623],[29.27631,69.2811],[29.26623,69.13794],[29.0444,69.0119],[28.91738,69.04774],[28.45957,68.91417],[28.78224,68.86696],[28.43941,68.53366],[28.62982,68.19816],[29.34179,68.06655],[29.66955,67.79872],[30.02041,67.67523],[29.91155,67.51507],[28.9839,66.94139],[29.91155,66.13863],[30.16363,65.66935],[29.97205,65.70256],[29.74013,65.64025],[29.84096,65.56945],[29.68972,65.31803],[29.61914,65.23791],[29.8813,65.22101],[29.84096,65.1109],[29.61914,65.05993],[29.68972,64.80789],[30.05271,64.79072],[30.12329,64.64862],[30.01238,64.57513],[30.06279,64.35782],[30.4762,64.25728],[30.55687,64.09036],[30.25437,63.83364],[29.98213,63.75795],[30.49637,63.46666],[31.23244,63.22239],[31.29294,63.09035],[31.58535,62.91642],[31.38369,62.66284],[31.10136,62.43042],[29.01829,61.17448],[28.82816,61.1233],[28.47974,60.93365],[27.77352,60.52722],[27.71177,60.3893],[27.44953,60.22766],[26.32936,60.00121],[26.90044,59.63819],[27.85643,59.58538],[28.04187,59.47017],[28.19061,59.39962],[28.21137,59.38058],[28.20537,59.36491],[28.19284,59.35791],[28.14215,59.28934],[28.00689,59.28351],[27.90911,59.24353],[27.87978,59.18097],[27.80482,59.1116],[27.74429,58.98351],[27.36366,58.78381],[27.55489,58.39525],[27.48541,58.22615],[27.62393,58.09462],[27.67282,57.92627],[27.81841,57.89244],[27.78526,57.83963],[27.56689,57.83356],[27.50171,57.78842],[27.52615,57.72843],[27.3746,57.66834],[27.40393,57.62125],[27.31919,57.57672],[27.34698,57.52242],[27.56832,57.53728],[27.52453,57.42826],[27.86101,57.29402],[27.66511,56.83921],[27.86101,56.88204],[28.04768,56.59004],[28.13526,56.57989],[28.10069,56.524],[28.19057,56.44637],[28.16599,56.37806],[28.23716,56.27588],[28.15217,56.16964],[28.30571,56.06035],[28.36888,56.05805],[28.37987,56.11399],[28.43068,56.09407],[28.5529,56.11705],[28.68337,56.10173],[28.63668,56.07262],[28.73418,55.97131],[29.08299,56.03427],[29.21717,55.98971],[29.44692,55.95978],[29.3604,55.75862],[29.51283,55.70294],[29.61446,55.77716],[29.80672,55.79569],[29.97975,55.87281],[30.12136,55.8358],[30.27776,55.86819],[30.30987,55.83592],[30.48257,55.81066],[30.51346,55.78982],[30.51037,55.76568],[30.63344,55.73079],[30.67464,55.64176],[30.72957,55.66268],[30.7845,55.58514],[30.86003,55.63169],[30.93419,55.6185],[30.95204,55.50667],[30.90123,55.46621],[30.93144,55.3914],[30.8257,55.3313],[30.81946,55.27931],[30.87944,55.28223],[30.97369,55.17134],[31.02071,55.06167],[31.00972,55.02783],[30.94243,55.03964],[30.9081,55.02232],[30.95754,54.98609],[30.93144,54.9585],[30.81759,54.94064],[30.8264,54.90062],[30.75165,54.80699],[30.95479,54.74346],[30.97127,54.71967],[31.0262,54.70698],[30.98226,54.68872],[30.99187,54.67046],[31.19339,54.66947],[31.21399,54.63113],[31.08543,54.50361],[31.22945,54.46585],[31.3177,54.34067],[31.30791,54.25315],[31.57002,54.14535],[31.89599,54.0837],[31.88744,54.03653],[31.85019,53.91801],[31.77028,53.80015],[31.89137,53.78099],[32.12621,53.81586],[32.36663,53.7166],[32.45717,53.74039],[32.50112,53.68594],[32.40499,53.6656],[32.47777,53.5548],[32.74968,53.45597],[32.73257,53.33494],[32.51725,53.28431],[32.40773,53.18856],[32.15368,53.07594],[31.82373,53.10042],[31.787,53.18033],[31.62496,53.22886],[31.56316,53.19432],[31.40523,53.21406],[31.36403,53.13504],[31.3915,53.09712],[31.33519,53.08805],[31.32283,53.04101],[31.24147,53.031],[31.35667,52.97854],[31.592,52.79011],[31.57277,52.71613],[31.50406,52.69707],[31.63869,52.55361],[31.56316,52.51518],[31.61397,52.48843],[31.62084,52.33849],[31.57971,52.32146],[31.70735,52.26711],[31.6895,52.1973],[31.77877,52.18636],[31.7822,52.11406],[31.81722,52.09955],[31.85018,52.11305],[31.96141,52.08015],[31.92159,52.05144],[32.08813,52.03319],[32.23331,52.08085],[32.2777,52.10266],[32.34044,52.1434],[32.33083,52.23685],[32.38988,52.24946],[32.3528,52.32842],[32.54781,52.32423],[32.69475,52.25535],[32.85405,52.27888],[32.89937,52.2461],[33.18913,52.3754],[33.51323,52.35779],[33.48027,52.31499],[33.55718,52.30324],[33.78789,52.37204],[34.05239,52.20132],[34.11199,52.14087],[34.09413,52.00835],[34.41136,51.82793],[34.42922,51.72852],[34.07765,51.67065],[34.17599,51.63253],[34.30562,51.5205],[34.22048,51.4187],[34.33446,51.363],[34.23009,51.26429],[34.31661,51.23936],[34.38802,51.2746],[34.6613,51.25053],[34.6874,51.18],[34.82472,51.17483],[34.97304,51.2342],[35.14058,51.23162],[35.12685,51.16191],[35.20375,51.04723],[35.31774,51.08434],[35.40837,51.04119],[35.32598,50.94524],[35.39307,50.92145],[35.41367,50.80227],[35.47704,50.77274],[35.48116,50.66405],[35.39464,50.64751],[35.47463,50.49247],[35.58003,50.45117],[35.61711,50.35707],[35.73659,50.35489],[35.80388,50.41356],[35.8926,50.43829],[36.06893,50.45205],[36.20763,50.3943],[36.30101,50.29088],[36.47817,50.31457],[36.58371,50.28563],[36.56655,50.2413],[36.64571,50.218],[36.69377,50.26982],[36.91762,50.34963],[37.08468,50.34935],[37.48204,50.46079],[37.47243,50.36277],[37.62486,50.29966],[37.62879,50.24481],[37.61113,50.21976],[37.75807,50.07896],[37.79515,50.08425],[37.90776,50.04194],[38.02999,49.94482],[38.02999,49.90592],[38.21675,49.98104],[38.18517,50.08161],[38.32524,50.08866],[38.35408,50.00664],[38.65688,49.97176],[38.68677,50.00904],[38.73311,49.90238],[38.90477,49.86787],[38.9391,49.79524],[39.1808,49.88911],[39.27968,49.75976],[39.44496,49.76067],[39.59142,49.73758],[39.65047,49.61761],[39.84548,49.56064],[40.13249,49.61672],[40.16683,49.56865],[40.03636,49.52321],[40.03087,49.45452],[40.1141,49.38798],[40.14912,49.37681],[40.18331,49.34996],[40.22176,49.25683],[40.01988,49.1761],[39.93437,49.05709],[39.6836,49.05121],[39.6683,48.99454],[39.71353,48.98959],[39.72649,48.9754],[39.74874,48.98675],[39.78368,48.91596],[39.98967,48.86901],[40.03636,48.91957],[40.08168,48.87443],[39.97182,48.79398],[39.79466,48.83739],[39.73104,48.7325],[39.71765,48.68673],[39.67226,48.59368],[39.79764,48.58668],[39.84548,48.57821],[39.86196,48.46633],[39.88794,48.44226],[39.94847,48.35055],[39.84136,48.33321],[39.84273,48.30947],[39.90041,48.3049],[39.91465,48.26743],[39.95248,48.29972],[39.9693,48.29904],[39.97325,48.31399],[39.99241,48.31768],[40.00752,48.22445],[39.94847,48.22811],[39.83724,48.06501],[39.88256,48.04482],[39.77544,48.04206],[39.82213,47.96396],[39.73935,47.82876],[38.87979,47.87719],[38.79628,47.81109],[38.76379,47.69346],[38.35062,47.61631],[38.28679,47.53552],[38.28954,47.39255],[38.22225,47.30788],[38.33074,47.30508],[38.32112,47.2585],[38.23049,47.2324],[38.22955,47.12069],[38.3384,46.98085],[38.12112,46.86078],[37.62608,46.82615],[35.23066,45.79231],[34.96015,45.75634],[34.79905,45.81009],[34.80153,45.90047],[34.75479,45.90705],[34.66679,45.97136],[34.60861,45.99347],[34.55889,45.99347],[34.52011,45.95097],[34.48729,45.94267],[34.44155,45.95995],[34.41221,46.00245],[34.33912,46.06114],[34.25111,46.0532],[34.181,46.06804],[34.12929,46.10494],[34.07311,46.11769],[34.05272,46.10838],[33.91549,46.15938],[33.85234,46.19863],[33.79715,46.20482],[33.74047,46.18555],[33.646,46.23028],[33.61517,46.22615],[33.63854,46.14147],[33.61467,46.13561],[33.57318,46.10317],[33.59087,46.06013],[33.54017,46.0123],[31.62627,45.50633],[32.99857,44.48323],[33.66142,43.9825],[39.81147,43.06294]]],[[[21.46766,55.21115],[21.38446,55.29348],[21.35465,55.28427],[21.26425,55.24456],[20.95181,55.27994],[20.60454,55.40986],[18.57853,55.25302],[19.64312,54.45423],[19.8038,54.44203],[20.63871,54.3706],[21.41123,54.32395],[22.79705,54.36264],[22.7253,54.41732],[22.70208,54.45312],[22.67788,54.532],[22.71293,54.56454],[22.68021,54.58486],[22.7522,54.63525],[22.74225,54.64339],[22.75467,54.6483],[22.73397,54.66604],[22.73631,54.72952],[22.87317,54.79492],[22.85083,54.88711],[22.76422,54.92521],[22.68723,54.9811],[22.65451,54.97037],[22.60075,55.01863],[22.58907,55.07085],[22.47688,55.04408],[22.31562,55.0655],[22.14267,55.05345],[22.11697,55.02131],[22.06087,55.02935],[22.02582,55.05078],[22.03984,55.07888],[21.99543,55.08691],[21.96505,55.07353],[21.85521,55.09493],[21.64954,55.1791],[21.55605,55.20311],[21.51095,55.18507],[21.46766,55.21115]]]]}},{type:"Feature",properties:{iso1A2:"RW",iso1A3:"RWA",iso1N3:"646",wikidata:"Q1037",nameEn:"Rwanda",groups:["014","202","002"],callingCodes:["250"]},geometry:{type:"MultiPolygon",coordinates:[[[[30.47194,-1.0555],[30.35212,-1.06896],[30.16369,-1.34303],[29.912,-1.48269],[29.82657,-1.31187],[29.59061,-1.39016],[29.53062,-1.40499],[29.45038,-1.5054],[29.36322,-1.50887],[29.24323,-1.66826],[29.24458,-1.69663],[29.11847,-1.90576],[29.17562,-2.12278],[29.105,-2.27043],[29.00051,-2.29001],[28.95642,-2.37321],[28.89601,-2.37321],[28.86826,-2.41888],[28.86846,-2.44866],[28.89132,-2.47557],[28.89342,-2.49017],[28.88846,-2.50493],[28.87497,-2.50887],[28.86209,-2.5231],[28.86193,-2.53185],[28.87943,-2.55165],[28.89288,-2.55848],[28.90226,-2.62385],[28.89793,-2.66111],[28.94346,-2.69124],[29.00357,-2.70596],[29.04081,-2.7416],[29.0562,-2.58632],[29.32234,-2.6483],[29.36805,-2.82933],[29.88237,-2.75105],[29.95911,-2.33348],[30.14034,-2.43626],[30.42933,-2.31064],[30.54501,-2.41404],[30.83915,-2.35795],[30.89303,-2.08223],[30.80802,-1.91477],[30.84079,-1.64652],[30.71974,-1.43244],[30.57123,-1.33264],[30.50889,-1.16412],[30.45116,-1.10641],[30.47194,-1.0555]]]]}},{type:"Feature",properties:{iso1A2:"SA",iso1A3:"SAU",iso1N3:"682",wikidata:"Q851",nameEn:"Saudi Arabia",groups:["145","142"],callingCodes:["966"]},geometry:{type:"MultiPolygon",coordinates:[[[[40.01521,32.05667],[39.29903,32.23259],[38.99233,31.99721],[36.99791,31.50081],[37.99354,30.49998],[37.66395,30.33245],[37.4971,29.99949],[36.75083,29.86903],[36.50005,29.49696],[36.07081,29.18469],[34.95987,29.35727],[34.88293,29.37455],[34.46254,27.99552],[34.51305,27.70027],[37.8565,22.00903],[39.63762,18.37348],[41.37609,16.19728],[42.15205,16.40211],[42.76801,16.40371],[42.94625,16.39721],[42.94351,16.49467],[42.97215,16.51093],[43.11601,16.53166],[43.15274,16.67248],[43.22066,16.65179],[43.21325,16.74416],[43.25857,16.75304],[43.26303,16.79479],[43.24801,16.80613],[43.22956,16.80613],[43.22012,16.83932],[43.18338,16.84852],[43.1398,16.90696],[43.19328,16.94703],[43.1813,16.98438],[43.18233,17.02673],[43.23967,17.03428],[43.17787,17.14717],[43.20156,17.25901],[43.32653,17.31179],[43.22533,17.38343],[43.29185,17.53224],[43.43005,17.56148],[43.70631,17.35762],[44.50126,17.47475],[46.31018,17.20464],[46.76494,17.29151],[47.00571,16.94765],[47.48245,17.10808],[47.58351,17.50366],[48.19996,18.20584],[49.04884,18.59899],[52.00311,19.00083],[54.99756,20.00083],[55.66469,21.99658],[55.2137,22.71065],[55.13599,22.63334],[52.56622,22.94341],[51.59617,24.12041],[51.58871,24.27256],[51.41644,24.39615],[51.58834,24.66608],[51.39468,24.62785],[51.29972,24.50747],[51.09638,24.46907],[50.92992,24.54396],[50.8133,24.74049],[50.57069,25.57887],[50.302,25.87592],[50.26923,26.08243],[50.38162,26.53976],[50.71771,26.73086],[50.37726,27.89227],[49.98877,27.87827],[49.00421,28.81495],[48.42991,28.53628],[47.70561,28.5221],[47.59863,28.66798],[47.58376,28.83382],[47.46202,29.0014],[46.5527,29.10283],[46.42415,29.05947],[44.72255,29.19736],[42.97796,30.48295],[42.97601,30.72204],[40.01521,32.05667]]]]}},{type:"Feature",properties:{iso1A2:"SB",iso1A3:"SLB",iso1N3:"090",wikidata:"Q685",nameEn:"Solomon Islands",groups:["054","009"],driveSide:"left",callingCodes:["677"]},geometry:{type:"MultiPolygon",coordinates:[[[[174,-12.72535],[160.43769,-4.17974],[156.03296,-6.55528],[156.03993,-6.65703],[155.92557,-6.84664],[155.69784,-6.92661],[155.60735,-6.92266],[154.74815,-7.33315],[160.04026,-13.08769],[174,-12.72535]]]]}},{type:"Feature",properties:{iso1A2:"SC",iso1A3:"SYC",iso1N3:"690",wikidata:"Q1042",nameEn:"Seychelles",groups:["014","202","002"],driveSide:"left",callingCodes:["248"]},geometry:{type:"MultiPolygon",coordinates:[[[[43.75112,-10.38913],[54.83239,-10.93575],[66.3222,5.65313],[43.75112,-10.38913]]]]}},{type:"Feature",properties:{iso1A2:"SD",iso1A3:"SDN",iso1N3:"729",wikidata:"Q1049",nameEn:"Sudan",groups:["015","002"],callingCodes:["249"]},geometry:{type:"MultiPolygon",coordinates:[[[[37.8565,22.00903],[34.0765,22.00501],[33.99686,21.76784],[33.57251,21.72406],[33.17563,22.00405],[24.99885,21.99535],[24.99794,19.99661],[23.99715,20.00038],[23.99539,19.49944],[23.99997,15.69575],[23.62785,15.7804],[23.38812,15.69649],[23.10792,15.71297],[22.93201,15.55107],[22.92579,15.47007],[22.99584,15.40105],[22.99584,15.22989],[22.66115,14.86308],[22.70474,14.69149],[22.38562,14.58907],[22.44944,14.24986],[22.55997,14.23024],[22.5553,14.11704],[22.22995,13.96754],[22.08674,13.77863],[22.29689,13.3731],[22.1599,13.19281],[22.02914,13.13976],[21.94819,13.05637],[21.81432,12.81362],[21.89371,12.68001],[21.98711,12.63292],[22.15679,12.66634],[22.22684,12.74682],[22.46345,12.61925],[22.38873,12.45514],[22.50548,12.16769],[22.48369,12.02766],[22.64092,12.07485],[22.54907,11.64372],[22.7997,11.40424],[22.93124,11.41645],[22.97249,11.21955],[22.87758,10.91915],[23.02221,10.69235],[23.3128,10.45214],[23.67164,9.86923],[23.69155,9.67566],[24.09319,9.66572],[24.12744,9.73784],[24.49389,9.79962],[24.84653,9.80643],[24.97739,9.9081],[25.05688,10.06776],[25.0918,10.33718],[25.78141,10.42599],[25.93163,10.38159],[25.93241,10.17941],[26.21338,9.91545],[26.35815,9.57946],[26.70685,9.48735],[27.14427,9.62858],[27.90704,9.61323],[28.99983,9.67155],[29.06988,9.74826],[29.53844,9.75133],[29.54,10.07949],[29.94629,10.29245],[30.00389,10.28633],[30.53005,9.95992],[30.82893,9.71451],[30.84605,9.7498],[31.28504,9.75287],[31.77539,10.28939],[31.99177,10.65065],[32.46967,11.04662],[32.39358,11.18207],[32.39578,11.70208],[32.10079,11.95203],[32.73921,11.95203],[32.73921,12.22757],[33.25876,12.22111],[33.13988,11.43248],[33.26977,10.83632],[33.24645,10.77913],[33.52294,10.64382],[33.66604,10.44254],[33.80913,10.32994],[33.90159,10.17179],[33.96984,10.15446],[33.99185,9.99623],[33.96323,9.80972],[33.9082,9.762],[33.87958,9.49937],[34.10229,9.50238],[34.08717,9.55243],[34.13186,9.7492],[34.20484,9.9033],[34.22718,10.02506],[34.32102,10.11599],[34.34783,10.23914],[34.2823,10.53508],[34.4372,10.781],[34.59062,10.89072],[34.77383,10.74588],[34.77532,10.69027],[34.86618,10.74588],[34.86916,10.78832],[34.97491,10.86147],[34.97789,10.91559],[34.93172,10.95946],[35.01215,11.19626],[34.95704,11.24448],[35.09556,11.56278],[35.05832,11.71158],[35.11492,11.85156],[35.24302,11.91132],[35.70476,12.67101],[36.01458,12.72478],[36.14268,12.70879],[36.16651,12.88019],[36.13374,12.92665],[36.24545,13.36759],[36.38993,13.56459],[36.48824,13.83954],[36.44653,13.95666],[36.54376,14.25597],[36.44337,15.14963],[36.54276,15.23478],[36.69761,15.75323],[36.76371,15.80831],[36.92193,16.23451],[36.99777,17.07172],[37.42694,17.04041],[37.50967,17.32199],[38.13362,17.53906],[38.37133,17.66269],[38.45916,17.87167],[38.57727,17.98125],[39.63762,18.37348],[37.8565,22.00903]]]]}},{type:"Feature",properties:{iso1A2:"SE",iso1A3:"SWE",iso1N3:"752",wikidata:"Q34",nameEn:"Sweden",groups:["EU","154","150"],callingCodes:["46"]},geometry:{type:"MultiPolygon",coordinates:[[[[24.15791,65.85385],[23.90497,66.15802],[23.71339,66.21299],[23.64982,66.30603],[23.67591,66.3862],[23.63776,66.43568],[23.85959,66.56434],[23.89488,66.772],[23.98059,66.79585],[23.98563,66.84149],[23.56214,67.17038],[23.58735,67.20752],[23.54701,67.25435],[23.75372,67.29914],[23.75372,67.43688],[23.39577,67.46974],[23.54701,67.59306],[23.45627,67.85297],[23.65793,67.9497],[23.40081,68.05545],[23.26469,68.15134],[23.15377,68.14759],[23.10336,68.26551],[22.73028,68.40881],[22.00429,68.50692],[21.03001,68.88969],[20.90649,68.89696],[20.85104,68.93142],[20.91658,68.96764],[20.78802,69.03087],[20.55258,69.06069],[20.0695,69.04469],[20.28444,68.93283],[20.33435,68.80174],[20.22027,68.67246],[19.95647,68.55546],[20.22027,68.48759],[19.93508,68.35911],[18.97255,68.52416],[18.63032,68.50849],[18.39503,68.58672],[18.1241,68.53721],[18.13836,68.20874],[17.90787,67.96537],[17.30416,68.11591],[16.7409,67.91037],[16.38441,67.52923],[16.12774,67.52106],[16.09922,67.4364],[16.39154,67.21653],[16.35589,67.06419],[15.37197,66.48217],[15.49318,66.28509],[15.05113,66.15572],[14.53778,66.12399],[14.50926,65.31786],[13.64276,64.58402],[14.11117,64.46674],[14.16051,64.18725],[13.98222,64.00953],[13.23411,64.09087],[12.74105,64.02171],[12.14928,63.59373],[12.19919,63.47935],[11.98529,63.27487],[12.19919,63.00104],[12.07085,62.6297],[12.29187,62.25699],[12.14746,61.7147],[12.40595,61.57226],[12.57707,61.56547],[12.86939,61.35427],[12.69115,61.06584],[12.2277,61.02442],[12.59133,60.50559],[12.52003,60.13846],[12.36317,59.99259],[12.15641,59.8926],[11.87121,59.86039],[11.92112,59.69531],[11.69297,59.59442],[11.8213,59.24985],[11.65732,58.90177],[11.45199,58.89604],[11.4601,58.99022],[11.34459,59.11672],[11.15367,59.07862],[11.08911,58.98745],[10.64958,58.89391],[10.40861,58.38489],[12.16597,56.60205],[12.07466,56.29488],[12.65312,56.04345],[12.6372,55.91371],[12.88472,55.63369],[12.60345,55.42675],[12.84405,55.13257],[14.28399,55.1553],[14.89259,55.5623],[15.79951,55.54655],[19.64795,57.06466],[19.84909,57.57876],[20.5104,59.15546],[19.08191,60.19152],[19.23413,60.61414],[20.15877,63.06556],[24.14112,65.39731],[24.15107,65.81427],[24.14798,65.83466],[24.15791,65.85385]]]]}},{type:"Feature",properties:{iso1A2:"SG",iso1A3:"SGP",iso1N3:"702",wikidata:"Q334",nameEn:"Singapore",groups:["035","142"],driveSide:"left",callingCodes:["65"]},geometry:{type:"MultiPolygon",coordinates:[[[[104.00131,1.42405],[103.93384,1.42926],[103.89565,1.42841],[103.86383,1.46288],[103.81181,1.47953],[103.76395,1.45183],[103.74161,1.4502],[103.7219,1.46108],[103.67468,1.43166],[103.62738,1.35255],[103.56591,1.19719],[103.66049,1.18825],[103.74084,1.12902],[104.03085,1.26954],[104.12282,1.27714],[104.08072,1.35998],[104.09162,1.39694],[104.08871,1.42015],[104.07348,1.43322],[104.04622,1.44691],[104.02277,1.4438],[104.00131,1.42405]]]]}},{type:"Feature",properties:{iso1A2:"SH",iso1A3:"SHN",iso1N3:"654",wikidata:"Q34497",nameEn:"Saint Helena, Ascension and Tristan da Cunha",country:"GB",groups:["011","202","002"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["290"]},geometry:{type:"MultiPolygon",coordinates:[[[[-14.82771,-8.70814],[-13.48367,-36.6746],[-11.55782,-36.60319],[-11.48092,-37.8367],[-13.41694,-37.88844],[-13.29655,-40.02846],[-9.34669,-41.00353],[-4.97086,-15.55882],[-13.33271,-8.07391],[-14.82771,-8.70814]]]]}},{type:"Feature",properties:{iso1A2:"SI",iso1A3:"SVN",iso1N3:"705",wikidata:"Q215",nameEn:"Slovenia",groups:["EU","039","150"],callingCodes:["386"]},geometry:{type:"MultiPolygon",coordinates:[[[[16.50139,46.56684],[16.39217,46.63673],[16.38594,46.6549],[16.41863,46.66238],[16.42641,46.69228],[16.37816,46.69975],[16.30966,46.7787],[16.31303,46.79838],[16.3408,46.80641],[16.34547,46.83836],[16.2941,46.87137],[16.2365,46.87775],[16.21892,46.86961],[16.15711,46.85434],[16.14365,46.8547],[16.10983,46.867],[16.05786,46.83927],[15.99054,46.82772],[15.99126,46.78199],[15.98432,46.74991],[15.99769,46.7266],[16.02808,46.71094],[16.04347,46.68694],[16.04036,46.6549],[15.99988,46.67947],[15.98512,46.68463],[15.94864,46.68769],[15.87691,46.7211],[15.8162,46.71897],[15.78518,46.70712],[15.76771,46.69863],[15.73823,46.70011],[15.72279,46.69548],[15.69523,46.69823],[15.67411,46.70735],[15.6543,46.70616],[15.6543,46.69228],[15.6365,46.6894],[15.63255,46.68069],[15.62317,46.67947],[15.59826,46.68908],[15.54533,46.66985],[15.55333,46.64988],[15.54431,46.6312],[15.46906,46.61321],[15.45514,46.63697],[15.41235,46.65556],[15.23711,46.63994],[15.14215,46.66131],[15.01451,46.641],[14.98024,46.6009],[14.96002,46.63459],[14.92283,46.60848],[14.87129,46.61],[14.86419,46.59411],[14.83549,46.56614],[14.81836,46.51046],[14.72185,46.49974],[14.66892,46.44936],[14.5942,46.43434],[14.56463,46.37208],[14.52176,46.42617],[14.45877,46.41717],[14.42608,46.44614],[14.314,46.43327],[14.28326,46.44315],[14.15989,46.43327],[14.12097,46.47724],[14.04002,46.49117],[14.00422,46.48474],[13.89837,46.52331],[13.7148,46.5222],[13.68684,46.43881],[13.59777,46.44137],[13.5763,46.42613],[13.5763,46.40915],[13.47019,46.3621],[13.43418,46.35992],[13.44808,46.33507],[13.37671,46.29668],[13.42218,46.20758],[13.47587,46.22725],[13.56114,46.2054],[13.56682,46.18703],[13.64451,46.18966],[13.66472,46.17392],[13.64053,46.13587],[13.57072,46.09022],[13.50104,46.05986],[13.49568,46.04839],[13.50998,46.04498],[13.49702,46.01832],[13.47474,46.00546],[13.50104,45.98078],[13.52963,45.96588],[13.56759,45.96991],[13.58903,45.99009],[13.62074,45.98388],[13.63458,45.98947],[13.64307,45.98326],[13.6329,45.94894],[13.63815,45.93607],[13.61931,45.91782],[13.60857,45.89907],[13.59565,45.89446],[13.58644,45.88173],[13.57563,45.8425],[13.58858,45.83503],[13.59784,45.8072],[13.66986,45.79955],[13.8235,45.7176],[13.83332,45.70855],[13.83422,45.68703],[13.87933,45.65207],[13.9191,45.6322],[13.8695,45.60835],[13.86771,45.59898],[13.84106,45.58185],[13.78445,45.5825],[13.74587,45.59811],[13.7198,45.59352],[13.6076,45.64761],[13.45644,45.59464],[13.56979,45.4895],[13.62902,45.45898],[13.67398,45.4436],[13.7785,45.46787],[13.81742,45.43729],[13.88124,45.42637],[13.90771,45.45149],[13.97309,45.45258],[13.99488,45.47551],[13.96063,45.50825],[14.00578,45.52352],[14.07116,45.48752],[14.20348,45.46896],[14.22371,45.50388],[14.24239,45.50607],[14.26611,45.48239],[14.27681,45.4902],[14.32487,45.47142],[14.36693,45.48642],[14.49769,45.54424],[14.5008,45.60852],[14.53816,45.6205],[14.57397,45.67165],[14.60977,45.66403],[14.59576,45.62812],[14.69694,45.57366],[14.68605,45.53006],[14.71718,45.53442],[14.80124,45.49515],[14.81992,45.45913],[14.90554,45.47769],[14.92266,45.52788],[15.02385,45.48533],[15.05187,45.49079],[15.16862,45.42309],[15.27758,45.46678],[15.33051,45.45258],[15.38188,45.48752],[15.30249,45.53224],[15.29837,45.5841],[15.27747,45.60504],[15.31027,45.6303],[15.34695,45.63382],[15.34214,45.64702],[15.38952,45.63682],[15.4057,45.64727],[15.34919,45.71623],[15.30872,45.69014],[15.25423,45.72275],[15.40836,45.79491],[15.47531,45.79802],[15.47325,45.8253],[15.52234,45.82195],[15.57952,45.84953],[15.64185,45.82915],[15.66662,45.84085],[15.70411,45.8465],[15.68232,45.86819],[15.68383,45.88867],[15.67967,45.90455],[15.70636,45.92116],[15.70327,46.00015],[15.71246,46.01196],[15.72977,46.04682],[15.62317,46.09103],[15.6083,46.11992],[15.59909,46.14761],[15.64904,46.19229],[15.6434,46.21396],[15.67395,46.22478],[15.75436,46.21969],[15.75479,46.20336],[15.78817,46.21719],[15.79284,46.25811],[15.97965,46.30652],[16.07616,46.3463],[16.07314,46.36458],[16.05065,46.3833],[16.05281,46.39141],[16.14859,46.40547],[16.18824,46.38282],[16.30233,46.37837],[16.30162,46.40437],[16.27329,46.41467],[16.27398,46.42875],[16.25124,46.48067],[16.23961,46.49653],[16.26759,46.50566],[16.26733,46.51505],[16.29793,46.5121],[16.37193,46.55008],[16.38771,46.53608],[16.44036,46.5171],[16.5007,46.49644],[16.52604,46.47831],[16.59527,46.47524],[16.52604,46.5051],[16.52885,46.53303],[16.50139,46.56684]]]]}},{type:"Feature",properties:{iso1A2:"SJ",iso1A3:"SJM",iso1N3:"744",wikidata:"Q842829",nameEn:"Svalbard and Jan Mayen",country:"NO",groups:["154","150"],callingCodes:["47 79"]},geometry:{type:"MultiPolygon",coordinates:[[[[-7.49892,77.24208],[32.07813,72.01005],[36.85549,84.09565],[-7.49892,77.24208]]],[[[-9.18243,72.23144],[-10.71459,70.09565],[-5.93364,70.76368],[-9.18243,72.23144]]]]}},{type:"Feature",properties:{iso1A2:"SK",iso1A3:"SVK",iso1N3:"703",wikidata:"Q214",nameEn:"Slovakia",groups:["EU","151","150"],callingCodes:["421"]},geometry:{type:"MultiPolygon",coordinates:[[[[19.82237,49.27806],[19.78581,49.41701],[19.72127,49.39288],[19.6375,49.40897],[19.64162,49.45184],[19.57845,49.46077],[19.53313,49.52856],[19.52626,49.57311],[19.45348,49.61583],[19.37795,49.574],[19.36009,49.53747],[19.25435,49.53391],[19.18019,49.41165],[18.9742,49.39557],[18.97283,49.49914],[18.94536,49.52143],[18.84521,49.51672],[18.74761,49.492],[18.67757,49.50895],[18.6144,49.49824],[18.57183,49.51162],[18.53063,49.49022],[18.54848,49.47059],[18.44686,49.39467],[18.4084,49.40003],[18.4139,49.36517],[18.36446,49.3267],[18.18456,49.28909],[18.15022,49.24518],[18.1104,49.08624],[18.06885,49.03157],[17.91814,49.01784],[17.87831,48.92679],[17.77944,48.92318],[17.73126,48.87885],[17.7094,48.86721],[17.5295,48.81117],[17.45671,48.85004],[17.3853,48.80936],[17.29054,48.85546],[17.19355,48.87602],[17.11202,48.82925],[17.00215,48.70887],[16.93955,48.60371],[16.94611,48.53614],[16.85204,48.44968],[16.8497,48.38321],[16.83588,48.3844],[16.83317,48.38138],[16.84243,48.35258],[16.90903,48.32519],[16.89461,48.31332],[16.97701,48.17385],[17.02919,48.13996],[17.05735,48.14179],[17.09168,48.09366],[17.07039,48.0317],[17.16001,48.00636],[17.23699,48.02094],[17.71215,47.7548],[18.02938,47.75665],[18.29305,47.73541],[18.56496,47.76588],[18.66521,47.76772],[18.74074,47.8157],[18.8506,47.82308],[18.76821,47.87469],[18.76134,47.97499],[18.82176,48.04206],[19.01952,48.07052],[19.23924,48.0595],[19.28182,48.08336],[19.47957,48.09437],[19.52489,48.19791],[19.63338,48.25006],[19.92452,48.1283],[20.24312,48.2784],[20.29943,48.26104],[20.5215,48.53336],[20.83248,48.5824],[21.11516,48.49546],[21.44063,48.58456],[21.6068,48.50365],[21.67134,48.3989],[21.72525,48.34628],[21.8279,48.33321],[21.83339,48.36242],[22.14689,48.4005],[22.16023,48.56548],[22.21379,48.6218],[22.34151,48.68893],[22.42934,48.92857],[22.48296,48.99172],[22.54338,49.01424],[22.56155,49.08865],[22.04427,49.22136],[21.96385,49.3437],[21.82927,49.39467],[21.77983,49.35443],[21.62328,49.4447],[21.43376,49.41433],[21.27858,49.45988],[21.19756,49.4054],[21.12477,49.43666],[21.041,49.41791],[21.09799,49.37176],[20.98733,49.30774],[20.9229,49.29626],[20.77971,49.35383],[20.72274,49.41813],[20.61666,49.41791],[20.5631,49.375],[20.46422,49.41612],[20.39939,49.3896],[20.31728,49.39914],[20.31453,49.34817],[20.21977,49.35265],[20.13738,49.31685],[20.08238,49.1813],[19.98494,49.22904],[19.90529,49.23532],[19.86409,49.19316],[19.75286,49.20751],[19.82237,49.27806]]]]}},{type:"Feature",properties:{iso1A2:"SL",iso1A3:"SLE",iso1N3:"694",wikidata:"Q1044",nameEn:"Sierra Leone",groups:["011","202","002"],callingCodes:["232"]},geometry:{type:"MultiPolygon",coordinates:[[[[-10.27575,8.48711],[-10.37257,8.48941],[-10.54891,8.31174],[-10.63934,8.35326],[-10.70565,8.29235],[-10.61422,8.5314],[-10.47707,8.67669],[-10.56197,8.81225],[-10.5783,9.06386],[-10.74484,9.07998],[-10.6534,9.29919],[-11.2118,10.00098],[-11.89624,9.99763],[-11.91023,9.93927],[-12.12634,9.87203],[-12.24262,9.92386],[-12.47254,9.86834],[-12.76788,9.3133],[-12.94095,9.26335],[-13.08953,9.0409],[-13.18586,9.0925],[-13.29911,9.04245],[-14.36218,8.64107],[-12.15048,6.15992],[-11.50429,6.92704],[-11.4027,6.97746],[-11.29417,7.21576],[-10.60422,7.7739],[-10.60492,8.04072],[-10.57523,8.04829],[-10.51554,8.1393],[-10.45023,8.15627],[-10.35227,8.15223],[-10.29839,8.21283],[-10.31635,8.28554],[-10.30084,8.30008],[-10.27575,8.48711]]]]}},{type:"Feature",properties:{iso1A2:"SM",iso1A3:"SMR",iso1N3:"674",wikidata:"Q238",nameEn:"San Marino",groups:["039","150"],callingCodes:["378"]},geometry:{type:"MultiPolygon",coordinates:[[[[12.45648,43.89369],[12.48771,43.89706],[12.49429,43.90973],[12.49247,43.91774],[12.49724,43.92248],[12.50269,43.92363],[12.50496,43.93017],[12.51553,43.94096],[12.51427,43.94897],[12.50655,43.95796],[12.50875,43.96198],[12.50622,43.97131],[12.51109,43.97201],[12.51064,43.98165],[12.5154,43.98508],[12.51463,43.99122],[12.50678,43.99113],[12.49406,43.98492],[12.47853,43.98052],[12.46205,43.97463],[12.44684,43.96597],[12.43662,43.95698],[12.42005,43.9578],[12.41414,43.95273],[12.40415,43.95485],[12.40506,43.94325],[12.41165,43.93769],[12.41551,43.92984],[12.40733,43.92379],[12.41233,43.90956],[12.40935,43.9024],[12.41641,43.89991],[12.44184,43.90498],[12.45648,43.89369]]]]}},{type:"Feature",properties:{iso1A2:"SN",iso1A3:"SEN",iso1N3:"686",wikidata:"Q1041",nameEn:"Senegal",groups:["011","202","002"],callingCodes:["221"]},geometry:{type:"MultiPolygon",coordinates:[[[[-14.32144,16.61495],[-15.00557,16.64997],[-15.6509,16.50315],[-16.27016,16.51565],[-16.4429,16.20605],[-16.44814,16.09753],[-16.48967,16.0496],[-16.50854,16.09032],[-17.15288,16.07139],[-18.35085,14.63444],[-17.43598,13.59273],[-15.47902,13.58758],[-15.36504,13.79313],[-14.93719,13.80173],[-14.34721,13.46578],[-13.8955,13.59126],[-13.79409,13.34472],[-14.36795,13.23033],[-15.14917,13.57989],[-15.26908,13.37768],[-15.80478,13.34832],[-15.80355,13.16729],[-16.69343,13.16791],[-16.74676,13.06025],[-17.43966,13.04579],[-17.4623,11.92379],[-16.70562,12.34803],[-16.38191,12.36449],[-16.20591,12.46157],[-15.67302,12.42974],[-15.17582,12.6847],[-13.70523,12.68013],[-13.05296,12.64003],[-13.06603,12.49342],[-12.87336,12.51892],[-12.35415,12.32758],[-11.91331,12.42008],[-11.46267,12.44559],[-11.37536,12.40788],[-11.39935,12.97808],[-11.63025,13.39174],[-11.83345,13.33333],[-12.06897,13.71049],[-11.93043,13.84505],[-12.23936,14.76324],[-13.11029,15.52116],[-13.43135,16.09022],[-13.80075,16.13961],[-14.32144,16.61495]]]]}},{type:"Feature",properties:{iso1A2:"SO",iso1A3:"SOM",iso1N3:"706",wikidata:"Q1045",nameEn:"Somalia",groups:["014","202","002"],callingCodes:["252"]},geometry:{type:"MultiPolygon",coordinates:[[[[48.95249,11.56816],[43.42425,11.70983],[42.95776,10.98533],[42.69452,10.62672],[42.87643,10.18441],[43.0937,9.90579],[43.23518,9.84605],[43.32613,9.59205],[44.19222,8.93028],[46.99339,7.9989],[47.92477,8.00111],[47.97917,8.00124],[44.98104,4.91821],[44.02436,4.9451],[43.40263,4.79289],[43.04177,4.57923],[42.97746,4.44032],[42.84526,4.28357],[42.55853,4.20518],[42.07619,4.17667],[41.89488,3.97375],[41.31368,3.14314],[40.98767,2.82959],[41.00099,-0.83068],[41.56,-1.59812],[41.56362,-1.66375],[41.75542,-1.85308],[49.16337,2.78611],[52.253,11.68582],[51.12877,12.56479],[48.95249,11.56816]]]]}},{type:"Feature",properties:{iso1A2:"SR",iso1A3:"SUR",iso1N3:"740",wikidata:"Q730",nameEn:"Suriname",groups:["005","419","019"],driveSide:"left",callingCodes:["597"]},geometry:{type:"MultiPolygon",coordinates:[[[[-54.26916,5.26909],[-54.01877,5.52789],[-54.01074,5.68785],[-53.7094,6.2264],[-56.84822,6.73257],[-57.31629,5.33714],[-57.22536,5.15605],[-57.37442,5.0208],[-57.8699,4.89394],[-58.0307,3.95513],[-57.35891,3.32121],[-56.70519,2.02964],[-56.55439,2.02003],[-56.47045,1.95135],[-55.99278,1.83137],[-55.89863,1.89861],[-55.92159,2.05236],[-56.13054,2.27723],[-55.96292,2.53188],[-55.71493,2.40342],[-55.01919,2.564],[-54.6084,2.32856],[-54.42864,2.42442],[-54.28534,2.67798],[-53.9849,3.58697],[-53.98914,3.627],[-54.05128,3.63557],[-54.19367,3.84387],[-54.38444,4.13222],[-54.4717,4.91964],[-54.26916,5.26909]]]]}},{type:"Feature",properties:{iso1A2:"SS",iso1A3:"SSD",iso1N3:"728",wikidata:"Q958",nameEn:"South Sudan",groups:["014","202","002"],callingCodes:["211"]},geometry:{type:"MultiPolygon",coordinates:[[[[34.10229,9.50238],[33.87958,9.49937],[33.9082,9.762],[33.96323,9.80972],[33.99185,9.99623],[33.96984,10.15446],[33.90159,10.17179],[33.80913,10.32994],[33.66604,10.44254],[33.52294,10.64382],[33.24645,10.77913],[33.26977,10.83632],[33.13988,11.43248],[33.25876,12.22111],[32.73921,12.22757],[32.73921,11.95203],[32.10079,11.95203],[32.39578,11.70208],[32.39358,11.18207],[32.46967,11.04662],[31.99177,10.65065],[31.77539,10.28939],[31.28504,9.75287],[30.84605,9.7498],[30.82893,9.71451],[30.53005,9.95992],[30.00389,10.28633],[29.94629,10.29245],[29.54,10.07949],[29.53844,9.75133],[29.06988,9.74826],[28.99983,9.67155],[27.90704,9.61323],[27.14427,9.62858],[26.70685,9.48735],[26.35815,9.57946],[26.21338,9.91545],[25.93241,10.17941],[25.93163,10.38159],[25.78141,10.42599],[25.0918,10.33718],[25.05688,10.06776],[24.97739,9.9081],[24.84653,9.80643],[24.49389,9.79962],[24.12744,9.73784],[24.09319,9.66572],[23.69155,9.67566],[23.62179,9.53823],[23.64981,9.44303],[23.64358,9.28637],[23.56263,9.19418],[23.4848,9.16959],[23.44744,8.99128],[23.59065,8.99743],[23.51905,8.71749],[24.25691,8.69288],[24.13238,8.36959],[24.35965,8.26177],[24.85156,8.16933],[24.98855,7.96588],[25.25319,7.8487],[25.29214,7.66675],[25.20649,7.61115],[25.20337,7.50312],[25.35281,7.42595],[25.37461,7.33024],[25.90076,7.09549],[26.38022,6.63493],[26.32729,6.36272],[26.58259,6.1987],[26.51721,6.09655],[27.22705,5.71254],[27.22705,5.62889],[27.28621,5.56382],[27.23017,5.37167],[27.26886,5.25876],[27.44012,5.07349],[27.56656,4.89375],[27.65462,4.89375],[27.76469,4.79284],[27.79551,4.59976],[28.20719,4.35614],[28.6651,4.42638],[28.8126,4.48784],[29.03054,4.48784],[29.22207,4.34297],[29.43341,4.50101],[29.49726,4.7007],[29.82087,4.56246],[29.79666,4.37809],[30.06964,4.13221],[30.1621,4.10586],[30.22374,3.93896],[30.27658,3.95653],[30.47691,3.83353],[30.55396,3.84451],[30.57378,3.74567],[30.56277,3.62703],[30.78512,3.67097],[30.80713,3.60506],[30.85997,3.5743],[30.85153,3.48867],[30.97601,3.693],[31.16666,3.79853],[31.29476,3.8015],[31.50478,3.67814],[31.50776,3.63652],[31.72075,3.74354],[31.81459,3.82083],[31.86821,3.78664],[31.96205,3.6499],[31.95907,3.57408],[32.05187,3.589],[32.08491,3.56287],[32.08866,3.53543],[32.19888,3.50867],[32.20782,3.6053],[32.41337,3.748],[32.72021,3.77327],[32.89746,3.81339],[33.02852,3.89296],[33.18356,3.77812],[33.51264,3.75068],[33.9873,4.23316],[34.47601,4.72162],[35.34151,5.02364],[35.30992,4.90402],[35.47843,4.91872],[35.42366,4.76969],[35.51424,4.61643],[35.9419,4.61933],[35.82118,4.77382],[35.81968,5.10757],[35.8576,5.33413],[35.50792,5.42431],[35.29938,5.34042],[35.31188,5.50106],[35.13058,5.62118],[35.12611,5.68937],[35.00546,5.89387],[34.96227,6.26415],[35.01738,6.46991],[34.87736,6.60161],[34.77459,6.5957],[34.65096,6.72589],[34.53776,6.74808],[34.53925,6.82794],[34.47669,6.91076],[34.35753,6.91963],[34.19369,7.04382],[34.19369,7.12807],[34.01495,7.25664],[34.03878,7.27437],[34.02984,7.36449],[33.87642,7.5491],[33.71407,7.65983],[33.44745,7.7543],[33.32531,7.71297],[33.24637,7.77939],[33.04944,7.78989],[33.0006,7.90333],[33.08401,8.05822],[33.18083,8.13047],[33.1853,8.29264],[33.19721,8.40317],[33.3119,8.45474],[33.54575,8.47094],[33.66938,8.44442],[33.71407,8.3678],[33.87195,8.41938],[33.89579,8.4842],[34.01346,8.50041],[34.14453,8.60204],[34.14304,9.04654],[34.10229,9.50238]]]]}},{type:"Feature",properties:{iso1A2:"ST",iso1A3:"STP",iso1N3:"678",wikidata:"Q1039",nameEn:"São Tomé and Principe",groups:["017","202","002"],callingCodes:["239"]},geometry:{type:"MultiPolygon",coordinates:[[[[5.9107,-0.09539],[6.69416,-0.53945],[8.0168,1.79377],[7.23334,2.23756],[5.9107,-0.09539]]]]}},{type:"Feature",properties:{iso1A2:"SV",iso1A3:"SLV",iso1N3:"222",wikidata:"Q792",nameEn:"El Salvador",groups:["013","003","419","019"],callingCodes:["503"]},geometry:{type:"MultiPolygon",coordinates:[[[[-89.34776,14.43013],[-89.39028,14.44561],[-89.57441,14.41637],[-89.58814,14.33165],[-89.50614,14.26084],[-89.52397,14.22628],[-89.61844,14.21937],[-89.70756,14.1537],[-89.75569,14.07073],[-89.73251,14.04133],[-89.76103,14.02923],[-89.81807,14.07073],[-89.88937,14.0396],[-90.10505,13.85104],[-90.11344,13.73679],[-90.55276,12.8866],[-88.11443,12.63306],[-87.7346,13.13228],[-87.55124,13.12523],[-87.69751,13.25228],[-87.73714,13.32715],[-87.80177,13.35689],[-87.84675,13.41078],[-87.83467,13.44655],[-87.77354,13.45767],[-87.73841,13.44169],[-87.72115,13.46083],[-87.71657,13.50577],[-87.78148,13.52906],[-87.73106,13.75443],[-87.68821,13.80829],[-87.7966,13.91353],[-88.00331,13.86948],[-88.07641,13.98447],[-88.23018,13.99915],[-88.25791,13.91108],[-88.48982,13.86458],[-88.49738,13.97224],[-88.70661,14.04317],[-88.73182,14.10919],[-88.815,14.11652],[-88.85785,14.17763],[-88.94608,14.20207],[-89.04187,14.33644],[-89.34776,14.43013]]]]}},{type:"Feature",properties:{iso1A2:"SX",iso1A3:"SXM",iso1N3:"534",wikidata:"Q26273",nameEn:"Sint Maarten",country:"NL",groups:["029","003","419","019"],callingCodes:["1 721"]},geometry:{type:"MultiPolygon",coordinates:[[[[-63.29212,17.90532],[-63.07669,17.79659],[-62.93924,18.02904],[-63.02323,18.05757],[-63.04039,18.05619],[-63.0579,18.06614],[-63.07759,18.04943],[-63.09686,18.04608],[-63.11096,18.05368],[-63.13584,18.0541],[-63.33064,17.9615],[-63.29212,17.90532]]]]}},{type:"Feature",properties:{iso1A2:"SY",iso1A3:"SYR",iso1N3:"760",wikidata:"Q858",nameEn:"Syria",groups:["145","142"],callingCodes:["963"]},geometry:{type:"MultiPolygon",coordinates:[[[[42.23683,37.2863],[42.21548,37.28026],[42.20454,37.28715],[42.22381,37.30238],[42.22257,37.31395],[42.2112,37.32491],[42.19301,37.31323],[42.18225,37.28569],[42.00894,37.17209],[41.515,37.08084],[41.21937,37.07665],[40.90856,37.13147],[40.69136,37.0996],[39.81589,36.75538],[39.21538,36.66834],[39.03217,36.70911],[38.74042,36.70629],[38.55908,36.84429],[38.38859,36.90064],[38.21064,36.91842],[37.81974,36.76055],[37.68048,36.75065],[37.49103,36.66904],[37.47253,36.63243],[37.21988,36.6736],[37.16177,36.66069],[37.10894,36.6704],[37.08279,36.63495],[37.02088,36.66422],[37.01647,36.69512],[37.04619,36.71101],[37.04399,36.73483],[36.99886,36.74012],[36.99557,36.75997],[36.66727,36.82901],[36.61581,36.74629],[36.62681,36.71189],[36.57398,36.65186],[36.58829,36.58295],[36.54206,36.49539],[36.6081,36.33772],[36.65653,36.33861],[36.68672,36.23677],[36.6125,36.22592],[36.50463,36.2419],[36.4617,36.20461],[36.39206,36.22088],[36.37474,36.01163],[36.33956,35.98687],[36.30099,36.00985],[36.28338,36.00273],[36.29769,35.96086],[36.27678,35.94839],[36.25366,35.96264],[36.19973,35.95195],[36.17441,35.92076],[36.1623,35.80925],[36.14029,35.81015],[36.13919,35.83692],[36.11827,35.85923],[35.99829,35.88242],[36.01844,35.92403],[36.00514,35.94113],[35.98499,35.94107],[35.931,35.92109],[35.51152,36.10954],[35.48515,34.70851],[35.97386,34.63322],[35.98718,34.64977],[36.29165,34.62991],[36.32399,34.69334],[36.35135,34.68516],[36.35384,34.65447],[36.42941,34.62505],[36.46003,34.6378],[36.45299,34.59438],[36.41429,34.61175],[36.39846,34.55672],[36.3369,34.52629],[36.34745,34.5002],[36.4442,34.50165],[36.46179,34.46541],[36.55853,34.41609],[36.53039,34.3798],[36.56556,34.31881],[36.60778,34.31009],[36.58667,34.27667],[36.59195,34.2316],[36.62537,34.20251],[36.5128,34.09916],[36.50576,34.05982],[36.41078,34.05253],[36.28589,33.91981],[36.38263,33.86579],[36.3967,33.83365],[36.14517,33.85118],[36.06778,33.82927],[35.9341,33.6596],[36.05723,33.57904],[35.94465,33.52774],[35.94816,33.47886],[35.88668,33.43183],[35.82577,33.40479],[35.81324,33.36354],[35.77477,33.33609],[35.813,33.3172],[35.77513,33.27342],[35.81295,33.24841],[35.81647,33.2028],[35.83846,33.19397],[35.84285,33.16673],[35.81911,33.1336],[35.81911,33.11077],[35.84802,33.1031],[35.87188,32.98028],[35.89298,32.9456],[35.87012,32.91976],[35.84021,32.8725],[35.83758,32.82817],[35.78745,32.77938],[35.75983,32.74803],[35.88405,32.71321],[35.93307,32.71966],[35.96633,32.66237],[36.02239,32.65911],[36.08074,32.51463],[36.20379,32.52751],[36.20875,32.49529],[36.23948,32.50108],[36.40959,32.37908],[36.83946,32.31293],[38.79171,33.37328],[40.64314,34.31604],[40.97676,34.39788],[41.12388,34.65742],[41.2345,34.80049],[41.21654,35.1508],[41.26569,35.42708],[41.38184,35.62502],[41.37027,35.84095],[41.2564,36.06012],[41.28864,36.35368],[41.40058,36.52502],[41.81736,36.58782],[42.36697,37.0627],[42.35724,37.10998],[42.32313,37.17814],[42.34735,37.22548],[42.2824,37.2798],[42.26039,37.27017],[42.23683,37.2863]]]]}},{type:"Feature",properties:{iso1A2:"SZ",iso1A3:"SWZ",iso1N3:"748",wikidata:"Q1050",nameEn:"Eswatini",aliases:["Swaziland"],groups:["018","202","002"],driveSide:"left",callingCodes:["268"]},geometry:{type:"MultiPolygon",coordinates:[[[[31.86881,-25.99973],[31.4175,-25.71886],[31.31237,-25.7431],[31.13073,-25.91558],[30.95819,-26.26303],[30.78927,-26.48271],[30.81101,-26.84722],[30.88826,-26.79622],[30.97757,-26.92706],[30.96088,-27.0245],[31.15027,-27.20151],[31.49834,-27.31549],[31.97592,-27.31675],[31.97463,-27.11057],[32.00893,-26.8096],[32.09664,-26.80721],[32.13315,-26.84345],[32.13409,-26.5317],[32.07352,-26.40185],[32.10435,-26.15656],[32.08599,-26.00978],[32.00916,-25.999],[31.974,-25.95387],[31.86881,-25.99973]]]]}},{type:"Feature",properties:{iso1A2:"TA",iso1A3:"TAA",wikidata:"Q220982",nameEn:"Tristan da Cunha",country:"GB",groups:["SH","011","202","002"],isoStatus:"excRes",driveSide:"left",roadSpeedUnit:"mph",callingCodes:["290 8","44 20"]},geometry:{type:"MultiPolygon",coordinates:[[[[-13.48367,-36.6746],[-13.41694,-37.88844],[-11.48092,-37.8367],[-11.55782,-36.60319],[-13.48367,-36.6746]]]]}},{type:"Feature",properties:{iso1A2:"TC",iso1A3:"TCA",iso1N3:"796",wikidata:"Q18221",nameEn:"Turks and Caicos Islands",country:"GB",groups:["029","003","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["1 649"]},geometry:{type:"MultiPolygon",coordinates:[[[[-72.41726,22.40371],[-72.72017,21.48055],[-71.46138,20.64433],[-70.63262,21.53631],[-72.41726,22.40371]]]]}},{type:"Feature",properties:{iso1A2:"TD",iso1A3:"TCD",iso1N3:"148",wikidata:"Q657",nameEn:"Chad",groups:["017","202","002"],callingCodes:["235"]},geometry:{type:"MultiPolygon",coordinates:[[[[23.99539,19.49944],[15.99566,23.49639],[14.99751,23.00539],[15.19692,21.99339],[15.20213,21.49365],[15.28332,21.44557],[15.62515,20.95395],[15.57248,20.92138],[15.55382,20.86507],[15.56004,20.79488],[15.59841,20.74039],[15.6721,20.70069],[15.99632,20.35364],[15.75098,19.93002],[15.6032,18.77402],[15.50373,16.89649],[14.37425,15.72591],[13.86301,15.04043],[13.78991,14.87519],[13.809,14.72915],[13.67878,14.64013],[13.68573,14.55276],[13.48259,14.46704],[13.47559,14.40881],[13.6302,13.71094],[14.08251,13.0797],[14.46881,13.08259],[14.56101,12.91036],[14.55058,12.78256],[14.83314,12.62963],[14.90827,12.3269],[14.89019,12.16593],[14.96952,12.0925],[15.00146,12.1223],[15.0349,12.10698],[15.05786,12.0608],[15.04808,11.8731],[15.11579,11.79313],[15.06595,11.71126],[15.13149,11.5537],[15.0585,11.40481],[15.10021,11.04101],[15.04957,11.02347],[15.09127,10.87431],[15.06737,10.80921],[15.15532,10.62846],[15.14936,10.53915],[15.23724,10.47764],[15.30874,10.31063],[15.50535,10.1098],[15.68761,9.99344],[15.41408,9.92876],[15.24618,9.99246],[15.14043,9.99246],[15.05999,9.94845],[14.95722,9.97926],[14.80082,9.93818],[14.4673,10.00264],[14.20411,10.00055],[14.1317,9.82413],[14.01793,9.73169],[13.97544,9.6365],[14.37094,9.2954],[14.35707,9.19611],[14.83566,8.80557],[15.09484,8.65982],[15.20426,8.50892],[15.50743,7.79302],[15.59272,7.7696],[15.56964,7.58936],[15.49743,7.52179],[15.73118,7.52006],[15.79942,7.44149],[16.40703,7.68809],[16.41583,7.77971],[16.58315,7.88657],[16.59415,7.76444],[16.658,7.75353],[16.6668,7.67281],[16.8143,7.53971],[17.67288,7.98905],[17.93926,7.95853],[18.02731,8.01085],[18.6085,8.05009],[18.64153,8.08714],[18.62612,8.14163],[18.67455,8.22226],[18.79783,8.25929],[19.11044,8.68172],[18.86388,8.87971],[19.06421,9.00367],[20.36748,9.11019],[20.82979,9.44696],[21.26348,9.97642],[21.34934,9.95907],[21.52766,10.2105],[21.63553,10.217],[21.71479,10.29932],[21.72139,10.64136],[22.45889,11.00246],[22.87758,10.91915],[22.97249,11.21955],[22.93124,11.41645],[22.7997,11.40424],[22.54907,11.64372],[22.64092,12.07485],[22.48369,12.02766],[22.50548,12.16769],[22.38873,12.45514],[22.46345,12.61925],[22.22684,12.74682],[22.15679,12.66634],[21.98711,12.63292],[21.89371,12.68001],[21.81432,12.81362],[21.94819,13.05637],[22.02914,13.13976],[22.1599,13.19281],[22.29689,13.3731],[22.08674,13.77863],[22.22995,13.96754],[22.5553,14.11704],[22.55997,14.23024],[22.44944,14.24986],[22.38562,14.58907],[22.70474,14.69149],[22.66115,14.86308],[22.99584,15.22989],[22.99584,15.40105],[22.92579,15.47007],[22.93201,15.55107],[23.10792,15.71297],[23.38812,15.69649],[23.62785,15.7804],[23.99997,15.69575],[23.99539,19.49944]]]]}},{type:"Feature",properties:{iso1A2:"TF",iso1A3:"ATF",iso1N3:"260",wikidata:"Q129003",nameEn:"French Southern and Antarctic Lands",country:"FR",groups:["014","202","002"]},geometry:{type:"MultiPolygon",coordinates:[[[[53.53458,-16.36909],[54.96649,-16.28353],[54.61476,-15.02273],[53.53458,-16.36909]]],[[[39.10324,-21.48967],[40.40841,-23.17181],[43.72277,-16.09877],[41.06663,-17.08802],[39.10324,-21.48967]]],[[[46.52682,-10.83678],[47.29063,-12.45583],[48.86266,-10.8109],[46.52682,-10.83678]]],[[[80.15867,-36.04977],[46.31615,-46.28749],[70.67507,-51.14192],[80.15867,-36.04977]]]]}},{type:"Feature",properties:{iso1A2:"TG",iso1A3:"TGO",iso1N3:"768",wikidata:"Q945",nameEn:"Togo",groups:["011","202","002"],callingCodes:["228"]},geometry:{type:"MultiPolygon",coordinates:[[[[0.50388,11.01011],[-0.13493,11.14075],[-0.14462,11.10811],[-0.05733,11.08628],[-0.0275,11.11202],[-0.00514,11.10763],[0.00342,11.08317],[0.02395,11.06229],[0.03355,10.9807],[-0.0063,10.96417],[-0.00908,10.91644],[-0.02685,10.8783],[-0.0228,10.81916],[-0.07183,10.76794],[-0.07327,10.71845],[-0.09141,10.7147],[-0.05945,10.63458],[0.12886,10.53149],[0.18846,10.4096],[0.29453,10.41546],[0.33028,10.30408],[0.39584,10.31112],[0.35293,10.09412],[0.41371,10.06361],[0.41252,10.02018],[0.36366,10.03309],[0.32075,9.72781],[0.34816,9.71607],[0.34816,9.66907],[0.32313,9.6491],[0.28261,9.69022],[0.26712,9.66437],[0.29334,9.59387],[0.36008,9.6256],[0.38153,9.58682],[0.23851,9.57389],[0.2409,9.52335],[0.30406,9.521],[0.31241,9.50337],[0.2254,9.47869],[0.25758,9.42696],[0.33148,9.44812],[0.36485,9.49749],[0.49118,9.48339],[0.56388,9.40697],[0.45424,9.04581],[0.52455,8.87746],[0.37319,8.75262],[0.47211,8.59945],[0.64731,8.48866],[0.73432,8.29529],[0.63897,8.25873],[0.5913,8.19622],[0.61156,8.18324],[0.6056,8.13959],[0.58891,8.12779],[0.62943,7.85751],[0.58295,7.62368],[0.51979,7.58706],[0.52455,7.45354],[0.57223,7.39326],[0.62943,7.41099],[0.65327,7.31643],[0.59606,7.01252],[0.52217,6.9723],[0.52098,6.94391],[0.56508,6.92971],[0.52853,6.82921],[0.57406,6.80348],[0.58176,6.76049],[0.6497,6.73682],[0.63659,6.63857],[0.74862,6.56517],[0.71048,6.53083],[0.89283,6.33779],[0.99652,6.33779],[1.03108,6.24064],[1.05969,6.22998],[1.09187,6.17074],[1.19966,6.17069],[1.19771,6.11522],[1.27574,5.93551],[1.67336,6.02702],[1.62913,6.24075],[1.79826,6.28221],[1.76906,6.43189],[1.58105,6.68619],[1.61812,6.74843],[1.55877,6.99737],[1.64249,6.99562],[1.61838,9.0527],[1.5649,9.16941],[1.41746,9.3226],[1.33675,9.54765],[1.36624,9.5951],[1.35507,9.99525],[0.77666,10.37665],[0.80358,10.71459],[0.8804,10.803],[0.91245,10.99597],[0.66104,10.99964],[0.4958,10.93269],[0.50521,10.98035],[0.48852,10.98561],[0.50388,11.01011]]]]}},{type:"Feature",properties:{iso1A2:"TH",iso1A3:"THA",iso1N3:"764",wikidata:"Q869",nameEn:"Thailand",groups:["035","142"],driveSide:"left",callingCodes:["66"]},geometry:{type:"MultiPolygon",coordinates:[[[[100.08404,20.36626],[99.95721,20.46301],[99.91616,20.44986],[99.90499,20.4487],[99.89692,20.44789],[99.89301,20.44311],[99.89168,20.44548],[99.88451,20.44596],[99.88211,20.44488],[99.86383,20.44371],[99.81096,20.33687],[99.68255,20.32077],[99.46008,20.39673],[99.46077,20.36198],[99.5569,20.20676],[99.52943,20.14811],[99.416,20.08614],[99.20328,20.12877],[99.0735,20.10298],[98.98679,19.7419],[98.83661,19.80931],[98.56065,19.67807],[98.51182,19.71303],[98.24884,19.67876],[98.13829,19.78541],[98.03314,19.80941],[98.04364,19.65755],[97.84715,19.55782],[97.88423,19.5041],[97.78769,19.39429],[97.84186,19.29526],[97.78606,19.26769],[97.84024,19.22217],[97.83479,19.09972],[97.73797,19.04261],[97.73654,18.9812],[97.66487,18.9371],[97.73836,18.88478],[97.76752,18.58097],[97.5258,18.4939],[97.36444,18.57138],[97.34522,18.54596],[97.50383,18.26844],[97.56219,18.33885],[97.64116,18.29778],[97.60841,18.23846],[97.73723,17.97912],[97.66794,17.88005],[97.76407,17.71595],[97.91829,17.54504],[98.11185,17.36829],[98.10439,17.33847],[98.34566,17.04822],[98.39441,17.06266],[98.52624,16.89979],[98.49603,16.8446],[98.53833,16.81934],[98.46994,16.73613],[98.50253,16.7139],[98.49713,16.69022],[98.51043,16.70107],[98.51579,16.69433],[98.51472,16.68521],[98.51833,16.676],[98.51113,16.64503],[98.5695,16.62826],[98.57912,16.55983],[98.63817,16.47424],[98.68074,16.27068],[98.84485,16.42354],[98.92656,16.36425],[98.8376,16.11706],[98.69585,16.13353],[98.57019,16.04578],[98.59853,15.87197],[98.541,15.65406],[98.58598,15.46821],[98.56027,15.33471],[98.4866,15.39154],[98.39351,15.34177],[98.41906,15.27103],[98.40522,15.25268],[98.30446,15.30667],[98.22,15.21327],[98.18821,15.13125],[98.24874,14.83013],[98.56762,14.37701],[98.97356,14.04868],[99.16695,13.72621],[99.20617,13.20575],[99.12225,13.19847],[99.10646,13.05804],[99.18748,12.9898],[99.18905,12.84799],[99.29254,12.68921],[99.409,12.60603],[99.47519,12.1353],[99.56445,12.14805],[99.53424,12.02317],[99.64891,11.82699],[99.64108,11.78948],[99.5672,11.62732],[99.47598,11.62434],[99.39485,11.3925],[99.31573,11.32081],[99.32756,11.28545],[99.06938,10.94857],[99.02337,10.97217],[98.99701,10.92962],[99.0069,10.85485],[98.86819,10.78336],[98.78511,10.68351],[98.77275,10.62548],[98.81944,10.52761],[98.7391,10.31488],[98.55174,9.92804],[98.52291,9.92389],[98.47298,9.95782],[98.33094,9.91973],[98.12555,9.44056],[97.63455,9.60854],[97.19814,8.18901],[99.31854,5.99868],[99.50117,6.44501],[99.91873,6.50233],[100.0756,6.4045],[100.12,6.42105],[100.19511,6.72559],[100.29651,6.68439],[100.30828,6.66462],[100.31618,6.66781],[100.31884,6.66423],[100.32671,6.66526],[100.32607,6.65933],[100.31929,6.65413],[100.35413,6.54932],[100.41152,6.52299],[100.41791,6.5189],[100.42351,6.51762],[100.43027,6.52389],[100.66986,6.45086],[100.74361,6.50811],[100.74822,6.46231],[100.81045,6.45086],[100.85884,6.24929],[101.10313,6.25617],[101.12618,6.19431],[101.06165,6.14161],[101.12388,6.11411],[101.087,5.9193],[101.02708,5.91013],[100.98815,5.79464],[101.14062,5.61613],[101.25755,5.71065],[101.25524,5.78633],[101.58019,5.93534],[101.69773,5.75881],[101.75074,5.79091],[101.80144,5.74505],[101.89188,5.8386],[101.91776,5.84269],[101.92819,5.85511],[101.94712,5.98421],[101.9714,6.00575],[101.97114,6.01992],[101.99209,6.04075],[102.01835,6.05407],[102.09182,6.14161],[102.07732,6.193],[102.08127,6.22679],[102.09086,6.23546],[102.46318,7.22462],[102.47649,9.66162],[102.52395,11.25257],[102.91449,11.65512],[102.90973,11.75613],[102.83957,11.8519],[102.78427,11.98746],[102.77026,12.06815],[102.70176,12.1686],[102.73134,12.37091],[102.78116,12.40284],[102.7796,12.43781],[102.57567,12.65358],[102.51963,12.66117],[102.4994,12.71736],[102.53053,12.77506],[102.49335,12.92711],[102.48694,12.97537],[102.52275,12.99813],[102.46011,13.08057],[102.43422,13.09061],[102.36146,13.26006],[102.36001,13.31142],[102.34611,13.35618],[102.35692,13.38274],[102.35563,13.47307],[102.361,13.50551],[102.33828,13.55613],[102.36859,13.57488],[102.44601,13.5637],[102.5358,13.56933],[102.57573,13.60461],[102.62483,13.60883],[102.58635,13.6286],[102.5481,13.6589],[102.56848,13.69366],[102.72727,13.77806],[102.77864,13.93374],[102.91251,14.01531],[102.93275,14.19044],[103.16469,14.33075],[103.39353,14.35639],[103.53518,14.42575],[103.71109,14.4348],[103.70175,14.38052],[103.93836,14.3398],[104.27616,14.39861],[104.55014,14.36091],[104.69335,14.42726],[104.97667,14.38806],[105.02804,14.23722],[105.08408,14.20402],[105.14012,14.23873],[105.17748,14.34432],[105.20894,14.34967],[105.43783,14.43865],[105.53864,14.55731],[105.5121,14.80802],[105.61162,15.00037],[105.46661,15.13132],[105.58043,15.32724],[105.50662,15.32054],[105.4692,15.33709],[105.47635,15.3796],[105.58191,15.41031],[105.60446,15.53301],[105.61756,15.68792],[105.46573,15.74742],[105.42285,15.76971],[105.37959,15.84074],[105.34115,15.92737],[105.38508,15.987],[105.42001,16.00657],[105.06204,16.09792],[105.00262,16.25627],[104.88057,16.37311],[104.73349,16.565],[104.76099,16.69302],[104.7397,16.81005],[104.76442,16.84752],[104.7373,16.91125],[104.73712,17.01404],[104.80716,17.19025],[104.80061,17.39367],[104.69867,17.53038],[104.45404,17.66788],[104.35432,17.82871],[104.2757,17.86139],[104.21776,17.99335],[104.10927,18.10826],[104.06533,18.21656],[103.97725,18.33631],[103.93916,18.33914],[103.85642,18.28666],[103.82449,18.33979],[103.699,18.34125],[103.60957,18.40528],[103.47773,18.42841],[103.41044,18.4486],[103.30977,18.4341],[103.24779,18.37807],[103.23818,18.34875],[103.29757,18.30475],[103.17093,18.2618],[103.14994,18.23172],[103.1493,18.17799],[103.07343,18.12351],[103.07823,18.03833],[103.0566,18.00144],[103.01998,17.97095],[102.9912,17.9949],[102.95812,18.0054],[102.86323,17.97531],[102.81988,17.94233],[102.79044,17.93612],[102.75954,17.89561],[102.68538,17.86653],[102.67543,17.84529],[102.69946,17.81686],[102.68194,17.80151],[102.59485,17.83537],[102.5896,17.84889],[102.61432,17.92273],[102.60971,17.95411],[102.59234,17.96127],[102.45523,17.97106],[102.11359,18.21532],[101.88485,18.02474],[101.78087,18.07559],[101.72294,17.92867],[101.44667,17.7392],[101.15108,17.47586],[100.96541,17.57926],[101.02185,17.87637],[101.1793,18.0544],[101.19118,18.2125],[101.15108,18.25624],[101.18227,18.34367],[101.06047,18.43247],[101.27585,18.68875],[101.22832,18.73377],[101.25803,18.89545],[101.35606,19.04716],[101.261,19.12717],[101.24911,19.33334],[101.20604,19.35296],[101.21347,19.46223],[101.26991,19.48324],[101.26545,19.59242],[101.08928,19.59748],[100.90302,19.61901],[100.77231,19.48324],[100.64606,19.55884],[100.58219,19.49164],[100.49604,19.53504],[100.398,19.75047],[100.5094,19.87904],[100.58808,20.15791],[100.55218,20.17741],[100.51052,20.14928],[100.47567,20.19133],[100.4537,20.19971],[100.44992,20.23644],[100.41473,20.25625],[100.37439,20.35156],[100.33383,20.4028],[100.25769,20.3992],[100.22076,20.31598],[100.16668,20.2986],[100.1712,20.24324],[100.11785,20.24787],[100.09337,20.26293],[100.09999,20.31614],[100.08404,20.36626]]]]}},{type:"Feature",properties:{iso1A2:"TJ",iso1A3:"TJK",iso1N3:"762",wikidata:"Q863",nameEn:"Tajikistan",groups:["143","142"],callingCodes:["992"]},geometry:{type:"MultiPolygon",coordinates:[[[[70.45251,41.04438],[70.38028,41.02014],[70.36655,40.90296],[69.69434,40.62615],[69.59441,40.70181],[69.53021,40.77621],[69.38327,40.7918],[69.32834,40.70233],[69.3455,40.57988],[69.2643,40.57506],[69.21063,40.54469],[69.27066,40.49274],[69.28525,40.41894],[69.30774,40.36102],[69.33794,40.34819],[69.32833,40.29794],[69.30808,40.2821],[69.24817,40.30357],[69.25229,40.26362],[69.30104,40.24502],[69.30448,40.18774],[69.2074,40.21488],[69.15659,40.2162],[69.04544,40.22904],[68.85832,40.20885],[68.84357,40.18604],[68.79276,40.17555],[68.77902,40.20492],[68.5332,40.14826],[68.52771,40.11676],[68.62796,40.07789],[69.01523,40.15771],[69.01935,40.11466],[68.96579,40.06949],[68.84906,40.04952],[68.93695,39.91167],[68.88889,39.87163],[68.63071,39.85265],[68.61972,39.68905],[68.54166,39.53929],[68.12053,39.56317],[67.70992,39.66156],[67.62889,39.60234],[67.44899,39.57799],[67.46547,39.53564],[67.39681,39.52505],[67.46822,39.46146],[67.45998,39.315],[67.36522,39.31287],[67.33226,39.23739],[67.67833,39.14479],[67.68915,39.00775],[68.09704,39.02589],[68.19743,38.85985],[68.06948,38.82115],[68.12877,38.73677],[68.05598,38.71641],[68.0807,38.64136],[68.05873,38.56087],[68.11366,38.47169],[68.06274,38.39435],[68.13289,38.40822],[68.40343,38.19484],[68.27159,37.91477],[68.12635,37.93],[67.81566,37.43107],[67.8474,37.31594],[67.78329,37.1834],[67.7803,37.08978],[67.87917,37.0591],[68.02194,36.91923],[68.18542,37.02074],[68.27605,37.00977],[68.29253,37.10621],[68.41201,37.10402],[68.41888,37.13906],[68.61851,37.19815],[68.6798,37.27906],[68.81438,37.23862],[68.80889,37.32494],[68.91189,37.26704],[68.88168,37.33368],[68.96407,37.32603],[69.03274,37.25174],[69.25152,37.09426],[69.39529,37.16752],[69.45022,37.23315],[69.36645,37.40462],[69.44954,37.4869],[69.51888,37.5844],[69.80041,37.5746],[69.84435,37.60616],[69.93362,37.61378],[69.95971,37.5659],[70.15015,37.52519],[70.28243,37.66706],[70.27694,37.81258],[70.1863,37.84296],[70.17206,37.93276],[70.4898,38.12546],[70.54673,38.24541],[70.60407,38.28046],[70.61526,38.34774],[70.64966,38.34999],[70.69189,38.37031],[70.6761,38.39144],[70.67438,38.40597],[70.69807,38.41861],[70.72485,38.4131],[70.75455,38.4252],[70.77132,38.45548],[70.78581,38.45502],[70.78702,38.45031],[70.79766,38.44944],[70.80521,38.44447],[70.81697,38.44507],[70.82538,38.45394],[70.84376,38.44688],[70.88719,38.46826],[70.92728,38.43021],[70.98693,38.48862],[71.03545,38.44779],[71.0556,38.40176],[71.09542,38.42517],[71.10592,38.42077],[71.10957,38.40671],[71.1451,38.40106],[71.21291,38.32797],[71.33114,38.30339],[71.33869,38.27335],[71.37803,38.25641],[71.36444,38.15358],[71.29878,38.04429],[71.28922,38.01272],[71.27622,37.99946],[71.27278,37.96496],[71.24969,37.93031],[71.2809,37.91995],[71.296,37.93403],[71.32871,37.88564],[71.51565,37.95349],[71.58843,37.92425],[71.59255,37.79956],[71.55752,37.78677],[71.54324,37.77104],[71.53053,37.76534],[71.55234,37.73209],[71.54186,37.69691],[71.51972,37.61945],[71.5065,37.60912],[71.49693,37.53527],[71.50616,37.50733],[71.5256,37.47971],[71.49612,37.4279],[71.47685,37.40281],[71.4862,37.33405],[71.49821,37.31975],[71.50674,37.31502],[71.48536,37.26017],[71.4824,37.24921],[71.48339,37.23937],[71.47386,37.2269],[71.4555,37.21418],[71.4494,37.18137],[71.44127,37.11856],[71.43097,37.05855],[71.45578,37.03094],[71.46923,36.99925],[71.48481,36.93218],[71.51502,36.89128],[71.57195,36.74943],[71.67083,36.67346],[71.83229,36.68084],[72.31676,36.98115],[72.54095,37.00007],[72.66381,37.02014],[72.79693,37.22222],[73.06884,37.31729],[73.29633,37.46495],[73.77197,37.4417],[73.76647,37.33913],[73.61129,37.27469],[73.64974,37.23643],[73.82552,37.22659],[73.8564,37.26158],[74.20308,37.34208],[74.23339,37.41116],[74.41055,37.3948],[74.56161,37.37734],[74.68383,37.3948],[74.8294,37.3435],[74.88887,37.23275],[75.12328,37.31839],[75.09719,37.37297],[75.15899,37.41443],[75.06011,37.52779],[74.94338,37.55501],[74.8912,37.67576],[75.00935,37.77486],[74.92416,37.83428],[74.9063,38.03033],[74.82665,38.07359],[74.80331,38.19889],[74.69894,38.22155],[74.69619,38.42947],[74.51217,38.47034],[74.17022,38.65504],[73.97933,38.52945],[73.79806,38.61106],[73.80656,38.66449],[73.7033,38.84782],[73.7445,38.93867],[73.82964,38.91517],[73.81728,39.04007],[73.75823,39.023],[73.60638,39.24534],[73.54572,39.27567],[73.55396,39.3543],[73.5004,39.38402],[73.59241,39.40843],[73.59831,39.46425],[73.45096,39.46677],[73.31912,39.38615],[73.18454,39.35536],[72.85934,39.35116],[72.62027,39.39696],[72.33173,39.33093],[72.23834,39.17248],[72.17242,39.2661],[72.09689,39.26823],[72.04059,39.36704],[71.90601,39.27674],[71.79202,39.27355],[71.7522,39.32031],[71.80164,39.40631],[71.76816,39.45456],[71.62688,39.44056],[71.5517,39.45722],[71.55856,39.57588],[71.49814,39.61397],[71.08752,39.50704],[71.06418,39.41586],[70.7854,39.38933],[70.64087,39.58792],[70.44757,39.60128],[70.2869,39.53141],[70.11111,39.58223],[69.87491,39.53882],[69.68677,39.59281],[69.3594,39.52516],[69.26938,39.8127],[69.35649,40.01994],[69.43134,39.98431],[69.43557,39.92877],[69.53615,39.93991],[69.5057,40.03277],[69.53855,40.0887],[69.53794,40.11833],[69.55555,40.12296],[69.57615,40.10524],[69.64704,40.12165],[69.67001,40.10639],[70.01283,40.23288],[70.58297,40.00891],[70.57384,39.99394],[70.47557,39.93216],[70.55033,39.96619],[70.58912,39.95211],[70.65946,39.9878],[70.65827,40.0981],[70.7928,40.12797],[70.80495,40.16813],[70.9818,40.22392],[70.8607,40.217],[70.62342,40.17396],[70.56394,40.26421],[70.57149,40.3442],[70.37511,40.38605],[70.32626,40.45174],[70.49871,40.52503],[70.80009,40.72825],[70.45251,41.04438]]],[[[70.68112,40.90612],[70.6158,40.97661],[70.56077,41.00642],[70.54223,40.98787],[70.57501,40.98941],[70.6721,40.90555],[70.68112,40.90612]]],[[[70.74189,39.86319],[70.53651,39.89155],[70.52631,39.86989],[70.54998,39.85137],[70.59667,39.83542],[70.63105,39.77923],[70.74189,39.86319]]]]}},{type:"Feature",properties:{iso1A2:"TK",iso1A3:"TKL",iso1N3:"772",wikidata:"Q36823",nameEn:"Tokelau",country:"NZ",groups:["061","009"],driveSide:"left",callingCodes:["690"]},geometry:{type:"MultiPolygon",coordinates:[[[[-167.75195,-10.12005],[-167.75329,-7.52784],[-174.18707,-7.54408],[-174.17993,-10.13616],[-167.75195,-10.12005]]]]}},{type:"Feature",properties:{iso1A2:"TL",iso1A3:"TLS",iso1N3:"626",wikidata:"Q574",nameEn:"East Timor",aliases:["Timor-Leste","TP"],groups:["035","142"],driveSide:"left",callingCodes:["670"]},geometry:{type:"MultiPolygon",coordinates:[[[[124.46701,-9.13002],[124.94011,-8.85617],[124.97742,-9.08128],[125.11764,-8.96359],[125.18632,-9.03142],[125.18907,-9.16434],[125.09434,-9.19669],[125.04044,-9.17093],[124.97892,-9.19281],[125.09025,-9.46406],[125.68138,-9.85176],[127.55165,-9.05052],[127.42116,-8.22471],[125.87691,-8.31789],[125.65946,-8.06136],[125.31127,-8.22976],[124.92337,-8.75859],[124.33472,-9.11416],[124.04628,-9.22671],[124.04286,-9.34243],[124.10539,-9.41206],[124.14517,-9.42324],[124.21247,-9.36904],[124.28115,-9.42189],[124.28115,-9.50453],[124.3535,-9.48493],[124.35258,-9.43002],[124.38554,-9.3582],[124.45971,-9.30263],[124.46701,-9.13002]]]]}},{type:"Feature",properties:{iso1A2:"TM",iso1A3:"TKM",iso1N3:"795",wikidata:"Q874",nameEn:"Turkmenistan",groups:["143","142"],callingCodes:["993"]},geometry:{type:"MultiPolygon",coordinates:[[[[60.5078,41.21694],[60.06581,41.4363],[60.18117,41.60082],[60.06032,41.76287],[60.08504,41.80997],[60.33223,41.75058],[59.95046,41.97966],[60.0356,42.01028],[60.04659,42.08982],[59.96419,42.1428],[60.00539,42.212],[59.94633,42.27655],[59.4341,42.29738],[59.2955,42.37064],[59.17317,42.52248],[58.93422,42.5407],[58.6266,42.79314],[58.57991,42.64988],[58.27504,42.69632],[58.14321,42.62159],[58.29427,42.56497],[58.51674,42.30348],[58.40688,42.29535],[58.3492,42.43335],[57.99214,42.50021],[57.90975,42.4374],[57.92897,42.24047],[57.84932,42.18555],[57.6296,42.16519],[57.30275,42.14076],[57.03633,41.92043],[56.96218,41.80383],[57.03359,41.41777],[57.13796,41.36625],[57.03423,41.25435],[56.00314,41.32584],[55.45471,41.25609],[54.95182,41.92424],[54.20635,42.38477],[52.97575,42.1308],[52.47884,41.78034],[52.26048,41.69249],[51.7708,40.29239],[53.89734,37.3464],[54.24565,37.32047],[54.36211,37.34912],[54.58664,37.45809],[54.67247,37.43532],[54.77822,37.51597],[54.81804,37.61285],[54.77684,37.62264],[54.851,37.75739],[55.13412,37.94705],[55.44152,38.08564],[55.76561,38.12238],[55.97847,38.08024],[56.33278,38.08132],[56.32454,38.18502],[56.43303,38.26054],[56.62255,38.24005],[56.73928,38.27887],[57.03453,38.18717],[57.21169,38.28965],[57.37236,38.09321],[57.35042,37.98546],[57.79534,37.89299],[58.21399,37.77281],[58.22999,37.6856],[58.39959,37.63134],[58.47786,37.6433],[58.5479,37.70526],[58.6921,37.64548],[58.9338,37.67374],[59.22905,37.51161],[59.33507,37.53146],[59.39797,37.47892],[59.39385,37.34257],[59.55178,37.13594],[59.74678,37.12499],[60.00768,37.04102],[60.34767,36.63214],[61.14516,36.64644],[61.18187,36.55348],[61.1393,36.38782],[61.22719,36.12759],[61.12007,35.95992],[61.22444,35.92879],[61.26152,35.80749],[61.22719,35.67038],[61.27371,35.61482],[61.58742,35.43803],[61.77693,35.41341],[61.97743,35.4604],[62.05709,35.43803],[62.15871,35.33278],[62.29191,35.25964],[62.29878,35.13312],[62.48006,35.28796],[62.62288,35.22067],[62.74098,35.25432],[62.90853,35.37086],[63.0898,35.43131],[63.12276,35.53196],[63.10079,35.63024],[63.23262,35.67487],[63.10318,35.81782],[63.12276,35.86208],[63.29579,35.85985],[63.53475,35.90881],[63.56496,35.95106],[63.98519,36.03773],[64.05385,36.10433],[64.43288,36.24401],[64.57295,36.34362],[64.62514,36.44311],[64.61141,36.6351],[64.97945,37.21913],[65.51778,37.23881],[65.64263,37.34388],[65.64137,37.45061],[65.72274,37.55438],[66.30993,37.32409],[66.55743,37.35409],[66.52303,37.39827],[66.65761,37.45497],[66.52852,37.58568],[66.53676,37.80084],[66.67684,37.96776],[66.56697,38.0435],[66.41042,38.02403],[66.24013,38.16238],[65.83913,38.25733],[65.55873,38.29052],[64.32576,38.98691],[64.19086,38.95561],[63.70778,39.22349],[63.6913,39.27666],[62.43337,39.98528],[62.34273,40.43206],[62.11751,40.58242],[61.87856,41.12257],[61.4446,41.29407],[61.39732,41.19873],[61.33199,41.14946],[61.22212,41.14946],[61.03261,41.25691],[60.5078,41.21694]]]]}},{type:"Feature",properties:{iso1A2:"TN",iso1A3:"TUN",iso1N3:"788",wikidata:"Q948",nameEn:"Tunisia",groups:["015","002"],callingCodes:["216"]},geometry:{type:"MultiPolygon",coordinates:[[[[11.2718,37.6713],[7.89009,38.19924],[8.59123,37.14286],[8.64044,36.9401],[8.62972,36.86499],[8.67706,36.8364],[8.57613,36.78062],[8.46537,36.7706],[8.47609,36.66607],[8.16167,36.48817],[8.18936,36.44939],[8.40731,36.42208],[8.2626,35.91733],[8.26472,35.73669],[8.35371,35.66373],[8.36086,35.47774],[8.30329,35.29884],[8.47318,35.23376],[8.3555,35.10007],[8.30727,34.95378],[8.25189,34.92009],[8.29655,34.72798],[8.20482,34.57575],[7.86264,34.3987],[7.81242,34.21841],[7.74207,34.16492],[7.66174,34.20167],[7.52851,34.06493],[7.54088,33.7726],[7.73687,33.42114],[7.83028,33.18851],[8.11433,33.10175],[8.1179,33.05086],[8.31895,32.83483],[8.35999,32.50101],[9.07483,32.07865],[9.55544,30.23971],[9.76848,30.34366],[9.88152,30.34074],[10.29516,30.90337],[10.12239,31.42098],[10.31364,31.72648],[10.48497,31.72956],[10.62788,31.96629],[10.7315,31.97235],[11.04234,32.2145],[11.53898,32.4138],[11.57828,32.48013],[11.46037,32.6307],[11.51549,33.09826],[11.55852,33.1409],[11.56255,33.16754],[11.66543,33.34642],[11.2718,37.6713]]]]}},{type:"Feature",properties:{iso1A2:"TO",iso1A3:"TON",iso1N3:"776",wikidata:"Q678",nameEn:"Tonga",groups:["061","009"],driveSide:"left",callingCodes:["676"]},geometry:{type:"MultiPolygon",coordinates:[[[[-176.74538,-22.89767],[-180,-22.90585],[-180,-24.21376],[-173.10761,-24.19665],[-173.11048,-23.23027],[-173.13438,-14.94228],[-174.17905,-14.94502],[-176.76826,-14.95183],[-176.74538,-22.89767]]]]}},{type:"Feature",properties:{iso1A2:"TR",iso1A3:"TUR",iso1N3:"792",wikidata:"Q43",nameEn:"Turkey",groups:["145","142"],callingCodes:["90"]},geometry:{type:"MultiPolygon",coordinates:[[[[41.54366,41.52185],[40.89217,41.72528],[34.8305,42.4581],[28.32297,41.98371],[28.02971,41.98066],[27.91479,41.97902],[27.83492,41.99709],[27.81235,41.94803],[27.69949,41.97515],[27.55191,41.90928],[27.52379,41.93756],[27.45478,41.96591],[27.27411,42.10409],[27.22376,42.10152],[27.19251,42.06028],[27.08486,42.08735],[27.03277,42.0809],[26.95638,42.00741],[26.79143,41.97386],[26.62996,41.97644],[26.56051,41.92995],[26.57961,41.90024],[26.53968,41.82653],[26.36952,41.82265],[26.33589,41.76802],[26.32952,41.73637],[26.35957,41.71149],[26.47958,41.67037],[26.5209,41.62592],[26.59196,41.60491],[26.59742,41.48058],[26.61767,41.42281],[26.62997,41.34613],[26.5837,41.32131],[26.5209,41.33993],[26.39861,41.25053],[26.32259,41.24929],[26.31928,41.07386],[26.3606,41.02027],[26.33297,40.98388],[26.35894,40.94292],[26.32259,40.94042],[26.28623,40.93005],[26.29441,40.89119],[26.26169,40.9168],[26.20856,40.86048],[26.21351,40.83298],[26.15685,40.80709],[26.12854,40.77339],[26.12495,40.74283],[26.08638,40.73214],[26.0754,40.72772],[26.03489,40.73051],[25.94795,40.72797],[26.04292,40.3958],[25.61285,40.17161],[25.94257,39.39358],[26.43357,39.43096],[26.70773,39.0312],[26.61814,38.81372],[26.21136,38.65436],[26.32173,38.48731],[26.24183,38.44695],[26.21136,38.17558],[27.05537,37.9131],[27.16428,37.72343],[26.99377,37.69034],[26.95583,37.64989],[27.14757,37.32],[27.20312,36.94571],[27.45627,36.9008],[27.24613,36.71622],[27.46117,36.53789],[27.89482,36.69898],[27.95037,36.46155],[28.23708,36.56812],[29.30783,36.01033],[29.48192,36.18377],[29.61002,36.1731],[29.61805,36.14179],[29.69611,36.10365],[29.73302,35.92555],[32.82353,35.70297],[35.51152,36.10954],[35.931,35.92109],[35.98499,35.94107],[36.00514,35.94113],[36.01844,35.92403],[35.99829,35.88242],[36.11827,35.85923],[36.13919,35.83692],[36.14029,35.81015],[36.1623,35.80925],[36.17441,35.92076],[36.19973,35.95195],[36.25366,35.96264],[36.27678,35.94839],[36.29769,35.96086],[36.28338,36.00273],[36.30099,36.00985],[36.33956,35.98687],[36.37474,36.01163],[36.39206,36.22088],[36.4617,36.20461],[36.50463,36.2419],[36.6125,36.22592],[36.68672,36.23677],[36.65653,36.33861],[36.6081,36.33772],[36.54206,36.49539],[36.58829,36.58295],[36.57398,36.65186],[36.62681,36.71189],[36.61581,36.74629],[36.66727,36.82901],[36.99557,36.75997],[36.99886,36.74012],[37.04399,36.73483],[37.04619,36.71101],[37.01647,36.69512],[37.02088,36.66422],[37.08279,36.63495],[37.10894,36.6704],[37.16177,36.66069],[37.21988,36.6736],[37.47253,36.63243],[37.49103,36.66904],[37.68048,36.75065],[37.81974,36.76055],[38.21064,36.91842],[38.38859,36.90064],[38.55908,36.84429],[38.74042,36.70629],[39.03217,36.70911],[39.21538,36.66834],[39.81589,36.75538],[40.69136,37.0996],[40.90856,37.13147],[41.21937,37.07665],[41.515,37.08084],[42.00894,37.17209],[42.18225,37.28569],[42.19301,37.31323],[42.2112,37.32491],[42.22257,37.31395],[42.22381,37.30238],[42.20454,37.28715],[42.21548,37.28026],[42.23683,37.2863],[42.26039,37.27017],[42.2824,37.2798],[42.34735,37.22548],[42.32313,37.17814],[42.35724,37.10998],[42.56725,37.14878],[42.78887,37.38615],[42.93705,37.32015],[43.11403,37.37436],[43.30083,37.30629],[43.33508,37.33105],[43.50787,37.24436],[43.56702,37.25675],[43.63085,37.21957],[43.7009,37.23692],[43.8052,37.22825],[43.82699,37.19477],[43.84878,37.22205],[43.90949,37.22453],[44.02002,37.33229],[44.13521,37.32486],[44.2613,37.25055],[44.27998,37.16501],[44.22239,37.15756],[44.18503,37.09551],[44.25975,36.98119],[44.30645,36.97373],[44.35937,37.02843],[44.35315,37.04955],[44.38117,37.05825],[44.42631,37.05825],[44.63179,37.19229],[44.76698,37.16162],[44.78319,37.1431],[44.7868,37.16644],[44.75986,37.21549],[44.81021,37.2915],[44.58449,37.45018],[44.61401,37.60165],[44.56887,37.6429],[44.62096,37.71985],[44.55498,37.783],[44.45948,37.77065],[44.3883,37.85433],[44.22509,37.88859],[44.42476,38.25763],[44.50115,38.33939],[44.44386,38.38295],[44.38309,38.36117],[44.3119,38.37887],[44.3207,38.49799],[44.32058,38.62752],[44.28065,38.6465],[44.26155,38.71427],[44.30322,38.81581],[44.18863,38.93881],[44.20946,39.13975],[44.1043,39.19842],[44.03667,39.39223],[44.22452,39.4169],[44.29818,39.378],[44.37921,39.4131],[44.42832,39.4131],[44.41849,39.56659],[44.48111,39.61579],[44.47298,39.68788],[44.6137,39.78393],[44.65422,39.72163],[44.71806,39.71124],[44.81043,39.62677],[44.80977,39.65768],[44.75779,39.7148],[44.61845,39.8281],[44.46635,39.97733],[44.26973,40.04866],[44.1778,40.02845],[44.1057,40.03555],[43.92307,40.01787],[43.65688,40.11199],[43.65221,40.14889],[43.71136,40.16673],[43.59928,40.34019],[43.60862,40.43267],[43.54791,40.47413],[43.63664,40.54159],[43.7425,40.66805],[43.74872,40.7365],[43.67712,40.84846],[43.67712,40.93084],[43.58683,40.98961],[43.47319,41.02251],[43.44984,41.0988],[43.4717,41.12611],[43.44973,41.17666],[43.36118,41.2028],[43.23096,41.17536],[43.1945,41.25242],[43.13373,41.25503],[43.21707,41.30331],[43.02956,41.37891],[42.8785,41.50516],[42.84899,41.47265],[42.78995,41.50126],[42.84471,41.58912],[42.72794,41.59714],[42.59202,41.58183],[42.51772,41.43606],[42.26387,41.49346],[41.95134,41.52466],[41.81939,41.43621],[41.7124,41.47417],[41.7148,41.4932],[41.54366,41.52185]]]]}},{type:"Feature",properties:{iso1A2:"TT",iso1A3:"TTO",iso1N3:"780",wikidata:"Q754",nameEn:"Trinidad and Tobago",groups:["029","003","419","019"],driveSide:"left",callingCodes:["1 868"]},geometry:{type:"MultiPolygon",coordinates:[[[[-61.62505,11.18974],[-62.08693,10.04435],[-60.89962,9.81445],[-60.07172,11.77667],[-61.62505,11.18974]]]]}},{type:"Feature",properties:{iso1A2:"TV",iso1A3:"TUV",iso1N3:"798",wikidata:"Q672",nameEn:"Tuvalu",groups:["061","009"],driveSide:"left",callingCodes:["688"]},geometry:{type:"MultiPolygon",coordinates:[[[[174,-5],[174,-11.5],[179.99999,-11.5],[179.99999,-5],[174,-5]]]]}},{type:"Feature",properties:{iso1A2:"TW",iso1A3:"TWN",iso1N3:"158",wikidata:"Q865",nameEn:"Taiwan",groups:["030","142"],callingCodes:["886"]},geometry:{type:"MultiPolygon",coordinates:[[[[123.0791,22.07818],[122.26612,25.98197],[120.49232,25.22863],[118.56434,24.49266],[118.42453,24.54644],[118.35291,24.51645],[118.28244,24.51231],[118.11703,24.39734],[120.69238,21.52331],[123.0791,22.07818]]]]}},{type:"Feature",properties:{iso1A2:"TZ",iso1A3:"TZA",iso1N3:"834",wikidata:"Q924",nameEn:"Tanzania",groups:["014","202","002"],driveSide:"left",callingCodes:["255"]},geometry:{type:"MultiPolygon",coordinates:[[[[30.80408,-0.99911],[30.76635,-0.9852],[30.70631,-1.01175],[30.64166,-1.06601],[30.47194,-1.0555],[30.45116,-1.10641],[30.50889,-1.16412],[30.57123,-1.33264],[30.71974,-1.43244],[30.84079,-1.64652],[30.80802,-1.91477],[30.89303,-2.08223],[30.83915,-2.35795],[30.54501,-2.41404],[30.41789,-2.66266],[30.52747,-2.65841],[30.40662,-2.86151],[30.4987,-2.9573],[30.57926,-2.89791],[30.6675,-2.98987],[30.83823,-2.97837],[30.84165,-3.25152],[30.45915,-3.56532],[30.22042,-4.01738],[30.03323,-4.26631],[29.88172,-4.35743],[29.82885,-4.36153],[29.77289,-4.41733],[29.75109,-4.45836],[29.63827,-4.44681],[29.43673,-4.44845],[29.52552,-6.2731],[30.2567,-7.14121],[30.79243,-8.27382],[31.00796,-8.58615],[31.37533,-8.60769],[31.57147,-8.70619],[31.57147,-8.81388],[31.71158,-8.91386],[31.81587,-8.88618],[31.94663,-8.93846],[31.94196,-9.02303],[31.98866,-9.07069],[32.08206,-9.04609],[32.16146,-9.05993],[32.25486,-9.13371],[32.43543,-9.11988],[32.49147,-9.14754],[32.53661,-9.24281],[32.75611,-9.28583],[32.76233,-9.31963],[32.95389,-9.40138],[32.99397,-9.36712],[33.14925,-9.49322],[33.31581,-9.48554],[33.48052,-9.62442],[33.76677,-9.58516],[33.93298,-9.71647],[33.9638,-9.62206],[33.95829,-9.54066],[34.03865,-9.49398],[34.54499,-10.0678],[34.51911,-10.12279],[34.57581,-10.56271],[34.65946,-10.6828],[34.67047,-10.93796],[34.61161,-11.01611],[34.63305,-11.11731],[34.79375,-11.32245],[34.91153,-11.39799],[34.96296,-11.57354],[35.63599,-11.55927],[35.82767,-11.41081],[36.19094,-11.57593],[36.19094,-11.70008],[36.62068,-11.72884],[36.80309,-11.56836],[37.3936,-11.68949],[37.76614,-11.53352],[37.8388,-11.3123],[37.93618,-11.26228],[38.21598,-11.27289],[38.47258,-11.4199],[38.88996,-11.16978],[39.24395,-11.17433],[39.58249,-10.96043],[40.00295,-10.80255],[40.44265,-10.4618],[40.74206,-10.25691],[40.14328,-4.64201],[39.62121,-4.68136],[39.44306,-4.93877],[39.21631,-4.67835],[37.81321,-3.69179],[37.75036,-3.54243],[37.63099,-3.50723],[37.5903,-3.42735],[37.71745,-3.304],[37.67199,-3.06222],[34.0824,-1.02264],[34.03084,-1.05101],[34.02286,-1.00779],[33.93107,-0.99298],[30.80408,-0.99911]]]]}},{type:"Feature",properties:{iso1A2:"UA",iso1A3:"UKR",iso1N3:"804",wikidata:"Q212",nameEn:"Ukraine",groups:["151","150"],callingCodes:["380"]},geometry:{type:"MultiPolygon",coordinates:[[[[33.57318,46.10317],[33.61467,46.13561],[33.63854,46.14147],[33.61517,46.22615],[33.646,46.23028],[33.74047,46.18555],[33.79715,46.20482],[33.85234,46.19863],[33.91549,46.15938],[34.05272,46.10838],[34.07311,46.11769],[34.12929,46.10494],[34.181,46.06804],[34.25111,46.0532],[34.33912,46.06114],[34.41221,46.00245],[34.44155,45.95995],[34.48729,45.94267],[34.52011,45.95097],[34.55889,45.99347],[34.60861,45.99347],[34.66679,45.97136],[34.75479,45.90705],[34.80153,45.90047],[34.79905,45.81009],[34.96015,45.75634],[35.23066,45.79231],[37.62608,46.82615],[38.12112,46.86078],[38.3384,46.98085],[38.22955,47.12069],[38.23049,47.2324],[38.32112,47.2585],[38.33074,47.30508],[38.22225,47.30788],[38.28954,47.39255],[38.28679,47.53552],[38.35062,47.61631],[38.76379,47.69346],[38.79628,47.81109],[38.87979,47.87719],[39.73935,47.82876],[39.82213,47.96396],[39.77544,48.04206],[39.88256,48.04482],[39.83724,48.06501],[39.94847,48.22811],[40.00752,48.22445],[39.99241,48.31768],[39.97325,48.31399],[39.9693,48.29904],[39.95248,48.29972],[39.91465,48.26743],[39.90041,48.3049],[39.84273,48.30947],[39.84136,48.33321],[39.94847,48.35055],[39.88794,48.44226],[39.86196,48.46633],[39.84548,48.57821],[39.79764,48.58668],[39.67226,48.59368],[39.71765,48.68673],[39.73104,48.7325],[39.79466,48.83739],[39.97182,48.79398],[40.08168,48.87443],[40.03636,48.91957],[39.98967,48.86901],[39.78368,48.91596],[39.74874,48.98675],[39.72649,48.9754],[39.71353,48.98959],[39.6683,48.99454],[39.6836,49.05121],[39.93437,49.05709],[40.01988,49.1761],[40.22176,49.25683],[40.18331,49.34996],[40.14912,49.37681],[40.1141,49.38798],[40.03087,49.45452],[40.03636,49.52321],[40.16683,49.56865],[40.13249,49.61672],[39.84548,49.56064],[39.65047,49.61761],[39.59142,49.73758],[39.44496,49.76067],[39.27968,49.75976],[39.1808,49.88911],[38.9391,49.79524],[38.90477,49.86787],[38.73311,49.90238],[38.68677,50.00904],[38.65688,49.97176],[38.35408,50.00664],[38.32524,50.08866],[38.18517,50.08161],[38.21675,49.98104],[38.02999,49.90592],[38.02999,49.94482],[37.90776,50.04194],[37.79515,50.08425],[37.75807,50.07896],[37.61113,50.21976],[37.62879,50.24481],[37.62486,50.29966],[37.47243,50.36277],[37.48204,50.46079],[37.08468,50.34935],[36.91762,50.34963],[36.69377,50.26982],[36.64571,50.218],[36.56655,50.2413],[36.58371,50.28563],[36.47817,50.31457],[36.30101,50.29088],[36.20763,50.3943],[36.06893,50.45205],[35.8926,50.43829],[35.80388,50.41356],[35.73659,50.35489],[35.61711,50.35707],[35.58003,50.45117],[35.47463,50.49247],[35.39464,50.64751],[35.48116,50.66405],[35.47704,50.77274],[35.41367,50.80227],[35.39307,50.92145],[35.32598,50.94524],[35.40837,51.04119],[35.31774,51.08434],[35.20375,51.04723],[35.12685,51.16191],[35.14058,51.23162],[34.97304,51.2342],[34.82472,51.17483],[34.6874,51.18],[34.6613,51.25053],[34.38802,51.2746],[34.31661,51.23936],[34.23009,51.26429],[34.33446,51.363],[34.22048,51.4187],[34.30562,51.5205],[34.17599,51.63253],[34.07765,51.67065],[34.42922,51.72852],[34.41136,51.82793],[34.09413,52.00835],[34.11199,52.14087],[34.05239,52.20132],[33.78789,52.37204],[33.55718,52.30324],[33.48027,52.31499],[33.51323,52.35779],[33.18913,52.3754],[32.89937,52.2461],[32.85405,52.27888],[32.69475,52.25535],[32.54781,52.32423],[32.3528,52.32842],[32.38988,52.24946],[32.33083,52.23685],[32.34044,52.1434],[32.2777,52.10266],[32.23331,52.08085],[32.08813,52.03319],[31.92159,52.05144],[31.96141,52.08015],[31.85018,52.11305],[31.81722,52.09955],[31.7822,52.11406],[31.38326,52.12991],[31.25142,52.04131],[31.13332,52.1004],[30.95589,52.07775],[30.90897,52.00699],[30.76443,51.89739],[30.68804,51.82806],[30.51946,51.59649],[30.64992,51.35014],[30.56203,51.25655],[30.36153,51.33984],[30.34642,51.42555],[30.17888,51.51025],[29.77376,51.4461],[29.7408,51.53417],[29.54372,51.48372],[29.49773,51.39814],[29.42357,51.4187],[29.32881,51.37843],[29.25191,51.49828],[29.25603,51.57089],[29.20659,51.56918],[29.16402,51.64679],[29.1187,51.65872],[28.99098,51.56833],[28.95528,51.59222],[28.81795,51.55552],[28.76027,51.48802],[28.78224,51.45294],[28.75615,51.41442],[28.73143,51.46236],[28.69161,51.44695],[28.64429,51.5664],[28.47051,51.59734],[28.37592,51.54505],[28.23452,51.66988],[28.10658,51.57857],[27.95827,51.56065],[27.91844,51.61952],[27.85253,51.62293],[27.76052,51.47604],[27.67125,51.50854],[27.71932,51.60672],[27.55727,51.63486],[27.51058,51.5854],[27.47212,51.61184],[27.24828,51.60161],[27.26613,51.65957],[27.20948,51.66713],[27.20602,51.77291],[26.99422,51.76933],[26.9489,51.73788],[26.80043,51.75777],[26.69759,51.82284],[26.46962,51.80501],[26.39367,51.87315],[26.19084,51.86781],[26.00408,51.92967],[25.83217,51.92587],[25.80574,51.94556],[25.73673,51.91973],[25.46163,51.92205],[25.20228,51.97143],[24.98784,51.91273],[24.37123,51.88222],[24.29021,51.80841],[24.3163,51.75063],[24.13075,51.66979],[23.99907,51.58369],[23.8741,51.59734],[23.91118,51.63316],[23.7766,51.66809],[23.60906,51.62122],[23.6736,51.50255],[23.62751,51.50512],[23.69905,51.40871],[23.63858,51.32182],[23.80678,51.18405],[23.90376,51.07697],[23.92217,51.00836],[24.04576,50.90196],[24.14524,50.86128],[24.0952,50.83262],[23.99254,50.83847],[23.95925,50.79271],[24.0595,50.71625],[24.0996,50.60752],[24.07048,50.5071],[24.03668,50.44507],[23.99563,50.41289],[23.79445,50.40481],[23.71382,50.38248],[23.67635,50.33385],[23.28221,50.0957],[22.99329,49.84249],[22.83179,49.69875],[22.80261,49.69098],[22.78304,49.65543],[22.64534,49.53094],[22.69444,49.49378],[22.748,49.32759],[22.72009,49.20288],[22.86336,49.10513],[22.89122,49.00725],[22.56155,49.08865],[22.54338,49.01424],[22.48296,48.99172],[22.42934,48.92857],[22.34151,48.68893],[22.21379,48.6218],[22.16023,48.56548],[22.14689,48.4005],[22.2083,48.42534],[22.38133,48.23726],[22.49806,48.25189],[22.59007,48.15121],[22.58733,48.10813],[22.66835,48.09162],[22.73427,48.12005],[22.81804,48.11363],[22.87847,48.04665],[22.84276,47.98602],[22.89849,47.95851],[22.94301,47.96672],[22.92241,48.02002],[23.0158,47.99338],[23.08858,48.00716],[23.1133,48.08061],[23.15999,48.12188],[23.27397,48.08245],[23.33577,48.0237],[23.4979,47.96858],[23.52803,48.01818],[23.5653,48.00499],[23.63894,48.00293],[23.66262,47.98786],[23.75188,47.99705],[23.80904,47.98142],[23.8602,47.9329],[23.89352,47.94512],[23.94192,47.94868],[23.96337,47.96672],[23.98553,47.96076],[24.00801,47.968],[24.02999,47.95087],[24.06466,47.95317],[24.11281,47.91487],[24.22566,47.90231],[24.34926,47.9244],[24.43578,47.97131],[24.61994,47.95062],[24.70632,47.84428],[24.81893,47.82031],[24.88896,47.7234],[25.11144,47.75203],[25.23778,47.89403],[25.63878,47.94924],[25.77723,47.93919],[26.05901,47.9897],[26.17711,47.99246],[26.33504,48.18418],[26.55202,48.22445],[26.62823,48.25804],[26.6839,48.35828],[26.79239,48.29071],[26.82809,48.31629],[26.71274,48.40388],[26.85556,48.41095],[26.93384,48.36558],[27.03821,48.37653],[27.0231,48.42485],[27.08078,48.43214],[27.13434,48.37288],[27.27855,48.37534],[27.32159,48.4434],[27.37604,48.44398],[27.37741,48.41026],[27.44333,48.41209],[27.46942,48.454],[27.5889,48.49224],[27.59027,48.46311],[27.6658,48.44034],[27.74422,48.45926],[27.79225,48.44244],[27.81902,48.41874],[27.87533,48.4037],[27.88391,48.36699],[27.95883,48.32368],[28.04527,48.32661],[28.09873,48.3124],[28.07504,48.23494],[28.17666,48.25963],[28.19314,48.20749],[28.2856,48.23202],[28.32508,48.23384],[28.35519,48.24957],[28.36996,48.20543],[28.34912,48.1787],[28.30586,48.1597],[28.30609,48.14018],[28.34009,48.13147],[28.38712,48.17567],[28.43701,48.15832],[28.42454,48.12047],[28.48428,48.0737],[28.53921,48.17453],[28.69896,48.13106],[28.85232,48.12506],[28.8414,48.03392],[28.9306,47.96255],[29.1723,47.99013],[29.19839,47.89261],[29.27804,47.88893],[29.20663,47.80367],[29.27255,47.79953],[29.22242,47.73607],[29.22414,47.60012],[29.11743,47.55001],[29.18603,47.43387],[29.3261,47.44664],[29.39889,47.30179],[29.47854,47.30366],[29.48678,47.36043],[29.5733,47.36508],[29.59665,47.25521],[29.54996,47.24962],[29.57696,47.13581],[29.49732,47.12878],[29.53044,47.07851],[29.61038,47.09932],[29.62137,47.05069],[29.57056,46.94766],[29.72986,46.92234],[29.75458,46.8604],[29.87405,46.88199],[29.98814,46.82358],[29.94522,46.80055],[29.9743,46.75325],[29.94409,46.56002],[29.88916,46.54302],[30.02511,46.45132],[30.16794,46.40967],[30.09103,46.38694],[29.94114,46.40114],[29.88329,46.35851],[29.74496,46.45605],[29.66359,46.4215],[29.6763,46.36041],[29.5939,46.35472],[29.49914,46.45889],[29.35357,46.49505],[29.24886,46.37912],[29.23547,46.55435],[29.02409,46.49582],[29.01241,46.46177],[28.9306,46.45699],[29.004,46.31495],[28.98478,46.31803],[28.94953,46.25852],[29.06656,46.19716],[28.94643,46.09176],[29.00613,46.04962],[28.98004,46.00385],[28.74383,45.96664],[28.78503,45.83475],[28.69852,45.81753],[28.70401,45.78019],[28.52823,45.73803],[28.47879,45.66994],[28.51587,45.6613],[28.54196,45.58062],[28.49252,45.56716],[28.51449,45.49982],[28.43072,45.48538],[28.41836,45.51715],[28.30201,45.54744],[28.21139,45.46895],[28.28504,45.43907],[28.34554,45.32102],[28.5735,45.24759],[28.71358,45.22631],[28.78911,45.24179],[28.81383,45.3384],[28.94292,45.28045],[28.96077,45.33164],[29.24779,45.43388],[29.42632,45.44545],[29.59798,45.38857],[29.68175,45.26885],[29.65428,45.25629],[29.69272,45.19227],[30.04414,45.08461],[31.62627,45.50633],[33.54017,46.0123],[33.59087,46.06013],[33.57318,46.10317]]]]}},{type:"Feature",properties:{iso1A2:"UG",iso1A3:"UGA",iso1N3:"800",wikidata:"Q1036",nameEn:"Uganda",groups:["014","202","002"],driveSide:"left",callingCodes:["256"]},geometry:{type:"MultiPolygon",coordinates:[[[[33.93107,-0.99298],[33.9264,-0.54188],[33.98449,-0.13079],[33.90936,0.10581],[34.10067,0.36372],[34.08727,0.44713],[34.11408,0.48884],[34.13493,0.58118],[34.20196,0.62289],[34.27345,0.63182],[34.31516,0.75693],[34.40041,0.80266],[34.43349,0.85254],[34.52369,1.10692],[34.57427,1.09868],[34.58029,1.14712],[34.67562,1.21265],[34.80223,1.22754],[34.82606,1.26626],[34.82606,1.30944],[34.7918,1.36752],[34.87819,1.5596],[34.92734,1.56109],[34.9899,1.6668],[34.98692,1.97348],[34.90947,2.42447],[34.95267,2.47209],[34.77244,2.70272],[34.78137,2.76223],[34.73967,2.85447],[34.65774,2.8753],[34.60114,2.93034],[34.56242,3.11478],[34.45815,3.18319],[34.40006,3.37949],[34.41794,3.44342],[34.39112,3.48802],[34.44922,3.51627],[34.45815,3.67385],[34.15429,3.80464],[34.06046,4.15235],[33.9873,4.23316],[33.51264,3.75068],[33.18356,3.77812],[33.02852,3.89296],[32.89746,3.81339],[32.72021,3.77327],[32.41337,3.748],[32.20782,3.6053],[32.19888,3.50867],[32.08866,3.53543],[32.08491,3.56287],[32.05187,3.589],[31.95907,3.57408],[31.96205,3.6499],[31.86821,3.78664],[31.81459,3.82083],[31.72075,3.74354],[31.50776,3.63652],[31.50478,3.67814],[31.29476,3.8015],[31.16666,3.79853],[30.97601,3.693],[30.85153,3.48867],[30.94081,3.50847],[30.93486,3.40737],[30.84251,3.26908],[30.77101,3.04897],[30.8574,2.9508],[30.8857,2.83923],[30.75612,2.5863],[30.74271,2.43601],[30.83059,2.42559],[30.91102,2.33332],[30.96911,2.41071],[31.06593,2.35862],[31.07934,2.30207],[31.12104,2.27676],[31.1985,2.29462],[31.20148,2.2217],[31.28042,2.17853],[31.30127,2.11006],[30.48503,1.21675],[30.24671,1.14974],[30.22139,0.99635],[30.1484,0.89805],[29.98307,0.84295],[29.95477,0.64486],[29.97413,0.52124],[29.87284,0.39166],[29.81922,0.16824],[29.77454,0.16675],[29.7224,0.07291],[29.72687,-0.08051],[29.65091,-0.46777],[29.67474,-0.47969],[29.67176,-0.55714],[29.62708,-0.71055],[29.63006,-0.8997],[29.58388,-0.89821],[29.59061,-1.39016],[29.82657,-1.31187],[29.912,-1.48269],[30.16369,-1.34303],[30.35212,-1.06896],[30.47194,-1.0555],[30.64166,-1.06601],[30.70631,-1.01175],[30.76635,-0.9852],[30.80408,-0.99911],[33.93107,-0.99298]]]]}},{type:"Feature",properties:{iso1A2:"UM",iso1A3:"UMI",iso1N3:"581",wikidata:"Q16645",nameEn:"United States Minor Outlying Islands",country:"US",groups:["057","009"]},geometry:{type:"MultiPolygon",coordinates:[[[[-175.33482,-1.40631],[-175.33167,1.67574],[-177.43928,1.65656],[-177.43039,-1.43294],[-175.33482,-1.40631]]],[[[-161.04969,-1.36251],[-158.62058,-1.35506],[-158.62734,1.1296],[-161.05669,1.11722],[-161.04969,-1.36251]]],[[[-161.06795,5.2462],[-161.0731,7.1291],[-163.24994,7.12322],[-163.24478,5.24198],[-161.06795,5.2462]]],[[[-170.65691,16.57199],[-168.87689,16.01159],[-169.2329,17.4933],[-170.65691,16.57199]]],[[[-176.29741,29.09786],[-177.77531,29.29793],[-177.5224,27.7635],[-176.29741,29.09786]]],[[[-74.7289,18.71009],[-75.71816,18.46438],[-74.76465,18.06252],[-74.7289,18.71009]]],[[[167.34779,18.97692],[166.67967,20.14834],[165.82549,18.97692],[167.34779,18.97692]]]]}},{type:"Feature",properties:{iso1A2:"US",iso1A3:"USA",iso1N3:"840",wikidata:"Q30",nameEn:"United States of America",groups:["021","003","019"],roadSpeedUnit:"mph",callingCodes:["1"]},geometry:{type:"MultiPolygon",coordinates:[[[[-177.8563,29.18961],[-179.49839,27.86265],[-151.6784,9.55515],[-154.05867,45.51124],[-177.5224,27.7635],[-177.8563,29.18961]]],[[[169.34848,52.47228],[180,51.0171],[179.84401,55.10087],[169.34848,52.47228]]],[[[-168.95635,65.98512],[-169.03888,65.48473],[-172.76104,63.77445],[-179.55295,57.62081],[-179.55295,50.81807],[-133.92876,54.62289],[-130.61931,54.70835],[-130.64499,54.76912],[-130.44184,54.85377],[-130.27203,54.97174],[-130.18765,55.07744],[-130.08035,55.21556],[-129.97513,55.28029],[-130.15373,55.74895],[-130.00857,55.91344],[-130.00093,56.00325],[-130.10173,56.12178],[-130.33965,56.10849],[-130.77769,56.36185],[-131.8271,56.62247],[-133.38523,58.42773],[-133.84645,58.73543],[-134.27175,58.8634],[-134.48059,59.13231],[-134.55699,59.1297],[-134.7047,59.2458],[-135.00267,59.28745],[-135.03069,59.56208],[-135.48007,59.79937],[-136.31566,59.59083],[-136.22381,59.55526],[-136.33727,59.44466],[-136.47323,59.46617],[-136.52365,59.16752],[-136.82619,59.16198],[-137.4925,58.89415],[-137.60623,59.24465],[-138.62145,59.76431],[-138.71149,59.90728],[-139.05365,59.99655],[-139.20603,60.08896],[-139.05831,60.35205],[-139.68991,60.33693],[-139.98024,60.18027],[-140.45648,60.30919],[-140.5227,60.22077],[-141.00116,60.30648],[-140.97446,84.39275],[-168.25765,71.99091],[-168.95635,65.98512]]],[[[-97.13927,25.96583],[-96.92418,25.97377],[-82.02215,24.23074],[-79.89631,24.6597],[-79.14818,27.83105],[-61.98255,37.34815],[-67.16117,44.20069],[-66.93432,44.82597],[-66.96824,44.83078],[-66.98249,44.87071],[-66.96824,44.90965],[-67.0216,44.95333],[-67.11316,45.11176],[-67.15965,45.16179],[-67.19603,45.16771],[-67.20349,45.1722],[-67.22751,45.16344],[-67.27039,45.1934],[-67.29748,45.18173],[-67.29754,45.14865],[-67.34927,45.122],[-67.48201,45.27351],[-67.42394,45.37969],[-67.50578,45.48971],[-67.42144,45.50584],[-67.43815,45.59162],[-67.6049,45.60725],[-67.80705,45.69528],[-67.80653,45.80022],[-67.75654,45.82324],[-67.80961,45.87531],[-67.75196,45.91814],[-67.78111,45.9392],[-67.78578,47.06473],[-67.87993,47.10377],[-67.94843,47.1925],[-68.23244,47.35712],[-68.37458,47.35851],[-68.38332,47.28723],[-68.57914,47.28431],[-68.60575,47.24659],[-68.70125,47.24399],[-68.89222,47.1807],[-69.05039,47.2456],[-69.05073,47.30076],[-69.05148,47.42012],[-69.22119,47.46461],[-69.99966,46.69543],[-70.05812,46.41768],[-70.18547,46.35357],[-70.29078,46.18832],[-70.23855,46.1453],[-70.31025,45.96424],[-70.24694,45.95138],[-70.25976,45.89675],[-70.41523,45.79497],[-70.38934,45.73215],[-70.54019,45.67291],[-70.68516,45.56964],[-70.72651,45.49771],[-70.62518,45.42286],[-70.65383,45.37592],[-70.78372,45.43269],[-70.82638,45.39828],[-70.80236,45.37444],[-70.84816,45.22698],[-70.89864,45.2398],[-70.91169,45.29849],[-70.95193,45.33895],[-71.0107,45.34819],[-71.01866,45.31573],[-71.08364,45.30623],[-71.14568,45.24128],[-71.19723,45.25438],[-71.22338,45.25184],[-71.29371,45.29996],[-71.37133,45.24624],[-71.44252,45.2361],[-71.40364,45.21382],[-71.42778,45.12624],[-71.48735,45.07784],[-71.50067,45.01357],[-73.35025,45.00942],[-74.32699,44.99029],[-74.66689,45.00646],[-74.8447,45.00606],[-74.99101,44.98051],[-75.01363,44.95608],[-75.2193,44.87821],[-75.41441,44.76614],[-75.76813,44.51537],[-75.8217,44.43176],[-75.95947,44.34463],[-76.00018,44.34896],[-76.16285,44.28262],[-76.1664,44.23051],[-76.244,44.19643],[-76.31222,44.19894],[-76.35324,44.13493],[-76.43859,44.09393],[-76.79706,43.63099],[-79.25796,43.54052],[-79.06921,43.26183],[-79.05512,43.25375],[-79.05544,43.21224],[-79.05002,43.20133],[-79.05384,43.17418],[-79.04652,43.16396],[-79.0427,43.13934],[-79.06881,43.12029],[-79.05671,43.10937],[-79.07486,43.07845],[-79.01055,43.06659],[-78.99941,43.05612],[-79.02424,43.01983],[-79.02074,42.98444],[-78.98126,42.97],[-78.96312,42.95509],[-78.93224,42.95229],[-78.90905,42.93022],[-78.90712,42.89733],[-78.93684,42.82887],[-82.67862,41.67615],[-83.11184,41.95671],[-83.14962,42.04089],[-83.12724,42.2376],[-83.09837,42.28877],[-83.07837,42.30978],[-83.02253,42.33045],[-82.82964,42.37355],[-82.64242,42.55594],[-82.58873,42.54984],[-82.57583,42.5718],[-82.51858,42.611],[-82.51063,42.66025],[-82.46613,42.76615],[-82.4826,42.8068],[-82.45331,42.93139],[-82.4253,42.95423],[-82.4146,42.97626],[-82.42469,42.992],[-82.48419,45.30225],[-83.59589,45.82131],[-83.43746,45.99749],[-83.57017,46.105],[-83.83329,46.12169],[-83.90453,46.05922],[-83.95399,46.05634],[-84.1096,46.23987],[-84.09756,46.25512],[-84.11615,46.2681],[-84.11254,46.32329],[-84.13451,46.39218],[-84.11196,46.50248],[-84.12885,46.53068],[-84.17723,46.52753],[-84.1945,46.54061],[-84.2264,46.53337],[-84.26351,46.49508],[-84.29893,46.49127],[-84.34174,46.50683],[-84.42101,46.49853],[-84.4481,46.48972],[-84.47607,46.45225],[-84.55635,46.45974],[-84.85871,46.88881],[-88.37033,48.30586],[-89.48837,48.01412],[-89.57972,48.00023],[-89.77248,48.02607],[-89.89974,47.98109],[-90.07418,48.11043],[-90.56312,48.09488],[-90.56444,48.12184],[-90.75045,48.09143],[-90.87588,48.2484],[-91.08016,48.18096],[-91.25025,48.08522],[-91.43248,48.04912],[-91.45829,48.07454],[-91.58025,48.04339],[-91.55649,48.10611],[-91.70451,48.11805],[-91.71231,48.19875],[-91.86125,48.21278],[-91.98929,48.25409],[-92.05339,48.35958],[-92.14732,48.36578],[-92.202,48.35252],[-92.26662,48.35651],[-92.30939,48.31251],[-92.27167,48.25046],[-92.37185,48.22259],[-92.48147,48.36609],[-92.45588,48.40624],[-92.50712,48.44921],[-92.65606,48.43471],[-92.71323,48.46081],[-92.69927,48.49573],[-92.62747,48.50278],[-92.6342,48.54133],[-92.7287,48.54005],[-92.94973,48.60866],[-93.25391,48.64266],[-93.33946,48.62787],[-93.3712,48.60599],[-93.39758,48.60364],[-93.40693,48.60948],[-93.44472,48.59147],[-93.47022,48.54357],[-93.66382,48.51845],[-93.79267,48.51631],[-93.80939,48.52439],[-93.80676,48.58232],[-93.83288,48.62745],[-93.85769,48.63284],[-94.23215,48.65202],[-94.25104,48.65729],[-94.25172,48.68404],[-94.27153,48.70232],[-94.4174,48.71049],[-94.44258,48.69223],[-94.53826,48.70216],[-94.54885,48.71543],[-94.58903,48.71803],[-94.69335,48.77883],[-94.69669,48.80918],[-94.70486,48.82365],[-94.70087,48.8339],[-94.687,48.84077],[-94.75017,49.09931],[-94.77355,49.11998],[-94.82487,49.29483],[-94.8159,49.32299],[-94.85381,49.32492],[-94.95681,49.37035],[-94.99532,49.36579],[-95.01419,49.35647],[-95.05825,49.35311],[-95.12903,49.37056],[-95.15357,49.384],[-95.15355,48.9996],[-97.24024,48.99952],[-101.36198,48.99935],[-104.05004,48.99925],[-110.0051,48.99901],[-114.0683,48.99885],[-116.04938,48.99999],[-117.03266,49.00056],[-123.32163,49.00419],[-123.0093,48.83186],[-123.0093,48.76586],[-123.26565,48.6959],[-123.15614,48.35395],[-123.50039,48.21223],[-125.03842,48.53282],[-133.98258,38.06389],[-118.48109,32.5991],[-117.1243,32.53427],[-115.88053,32.63624],[-114.71871,32.71894],[-114.76736,32.64094],[-114.80584,32.62028],[-114.81141,32.55543],[-114.79524,32.55731],[-114.82011,32.49609],[-112.34553,31.7357],[-111.07523,31.33232],[-109.05235,31.3333],[-108.20979,31.33316],[-108.20899,31.78534],[-106.529,31.784],[-106.52266,31.77509],[-106.51251,31.76922],[-106.50962,31.76155],[-106.50111,31.75714],[-106.48815,31.74769],[-106.47298,31.75054],[-106.46726,31.75998],[-106.45244,31.76523],[-106.43419,31.75478],[-106.41773,31.75196],[-106.38003,31.73151],[-106.3718,31.71165],[-106.34864,31.69663],[-106.33419,31.66303],[-106.30305,31.62154],[-106.28084,31.56173],[-106.24612,31.54193],[-106.23711,31.51262],[-106.20346,31.46305],[-106.09025,31.40569],[-106.00363,31.39181],[-104.77674,30.4236],[-104.5171,29.64671],[-104.3969,29.57105],[-104.39363,29.55396],[-104.37752,29.54255],[-103.15787,28.93865],[-102.60596,29.8192],[-101.47277,29.7744],[-101.05686,29.44738],[-101.01128,29.36947],[-100.96725,29.3477],[-100.94579,29.34523],[-100.94056,29.33371],[-100.87982,29.296],[-100.79696,29.24688],[-100.67294,29.09744],[-100.63689,28.90812],[-100.59809,28.88197],[-100.52313,28.75598],[-100.5075,28.74066],[-100.51222,28.70679],[-100.50029,28.66117],[-99.55409,27.61314],[-99.51478,27.55836],[-99.52955,27.49747],[-99.50208,27.50021],[-99.48045,27.49016],[-99.482,27.47128],[-99.49744,27.43746],[-99.53573,27.30926],[-99.08477,26.39849],[-99.03053,26.41249],[-99.00546,26.3925],[-98.35126,26.15129],[-98.30491,26.10475],[-98.27075,26.09457],[-98.24603,26.07191],[-97.97017,26.05232],[-97.95155,26.0625],[-97.66511,26.01708],[-97.52025,25.88518],[-97.49828,25.89877],[-97.45669,25.86874],[-97.42511,25.83969],[-97.37332,25.83854],[-97.35946,25.92189],[-97.13927,25.96583]]]]}},{type:"Feature",properties:{iso1A2:"UY",iso1A3:"URY",iso1N3:"858",wikidata:"Q77",nameEn:"Uruguay",groups:["005","419","019"],callingCodes:["598"]},geometry:{type:"MultiPolygon",coordinates:[[[[-57.65132,-30.19229],[-57.61478,-30.25165],[-57.64859,-30.35095],[-57.89115,-30.49572],[-57.8024,-30.77193],[-57.89476,-30.95994],[-57.86729,-31.06352],[-57.9908,-31.34924],[-57.98127,-31.3872],[-58.07569,-31.44916],[-58.0023,-31.53084],[-58.00076,-31.65016],[-58.20252,-31.86966],[-58.10036,-32.25338],[-58.22362,-32.52416],[-58.1224,-32.98842],[-58.40475,-33.11777],[-58.44442,-33.84033],[-58.34425,-34.15035],[-57.83001,-34.69099],[-54.78916,-36.21945],[-52.83257,-34.01481],[-53.37138,-33.74313],[-53.39593,-33.75169],[-53.44031,-33.69344],[-53.52794,-33.68908],[-53.53459,-33.16843],[-53.1111,-32.71147],[-53.37671,-32.57005],[-53.39572,-32.58596],[-53.76024,-32.0751],[-54.17384,-31.86168],[-55.50821,-30.91349],[-55.50841,-30.9027],[-55.51862,-30.89828],[-55.52712,-30.89997],[-55.53276,-30.90218],[-55.53431,-30.89714],[-55.54572,-30.89051],[-55.55218,-30.88193],[-55.55373,-30.8732],[-55.5634,-30.8686],[-55.58866,-30.84117],[-55.87388,-31.05053],[-56.4619,-30.38457],[-56.4795,-30.3899],[-56.49267,-30.39471],[-56.90236,-30.02578],[-57.22502,-30.26121],[-57.65132,-30.19229]]]]}},{type:"Feature",properties:{iso1A2:"UZ",iso1A3:"UZB",iso1N3:"860",wikidata:"Q265",nameEn:"Uzbekistan",groups:["143","142"],callingCodes:["998"]},geometry:{type:"MultiPolygon",coordinates:[[[[65.85194,42.85481],[65.53277,43.31856],[65.18666,43.48835],[64.96464,43.74748],[64.53885,43.56941],[63.34656,43.64003],[62.01711,43.51008],[61.01475,44.41383],[58.59711,45.58671],[55.97842,44.99622],[55.97832,44.99622],[55.97822,44.99617],[55.97811,44.99617],[55.97801,44.99612],[55.97801,44.99607],[55.97791,44.99607],[55.9778,44.99607],[55.9777,44.99601],[55.9777,44.99596],[55.9776,44.99591],[55.97749,44.99591],[55.97739,44.99591],[55.97739,44.99586],[55.97729,44.99586],[55.97718,44.99581],[55.97708,44.99576],[55.97698,44.9957],[55.97698,44.99565],[55.97687,44.9956],[55.97677,44.9956],[55.97677,44.99555],[55.97677,44.9955],[55.97667,44.99545],[55.97656,44.99539],[55.97646,44.99534],[55.97646,44.99529],[55.97636,44.99524],[55.97636,44.99519],[55.97625,44.99514],[55.97615,44.99508],[55.97615,44.99503],[55.97615,44.99498],[55.97615,44.99493],[55.97615,44.99483],[55.97615,44.99477],[55.97605,44.99477],[55.97605,44.99467],[55.97605,44.99462],[55.97605,44.99457],[55.97605,44.99452],[55.97594,44.99446],[55.97584,44.99441],[55.97584,44.99436],[55.97584,44.99431],[55.97584,44.99426],[55.97584,44.99421],[55.97584,44.99415],[55.97584,44.99405],[55.97584,44.994],[55.97584,44.9939],[55.97584,44.99384],[55.97584,44.99374],[55.97584,44.99369],[55.97584,44.99359],[55.97584,44.99353],[55.97584,44.99348],[55.97584,44.99343],[55.97584,44.99338],[55.97584,44.99328],[55.97584,44.99322],[56.00314,41.32584],[57.03423,41.25435],[57.13796,41.36625],[57.03359,41.41777],[56.96218,41.80383],[57.03633,41.92043],[57.30275,42.14076],[57.6296,42.16519],[57.84932,42.18555],[57.92897,42.24047],[57.90975,42.4374],[57.99214,42.50021],[58.3492,42.43335],[58.40688,42.29535],[58.51674,42.30348],[58.29427,42.56497],[58.14321,42.62159],[58.27504,42.69632],[58.57991,42.64988],[58.6266,42.79314],[58.93422,42.5407],[59.17317,42.52248],[59.2955,42.37064],[59.4341,42.29738],[59.94633,42.27655],[60.00539,42.212],[59.96419,42.1428],[60.04659,42.08982],[60.0356,42.01028],[59.95046,41.97966],[60.33223,41.75058],[60.08504,41.80997],[60.06032,41.76287],[60.18117,41.60082],[60.06581,41.4363],[60.5078,41.21694],[61.03261,41.25691],[61.22212,41.14946],[61.33199,41.14946],[61.39732,41.19873],[61.4446,41.29407],[61.87856,41.12257],[62.11751,40.58242],[62.34273,40.43206],[62.43337,39.98528],[63.6913,39.27666],[63.70778,39.22349],[64.19086,38.95561],[64.32576,38.98691],[65.55873,38.29052],[65.83913,38.25733],[66.24013,38.16238],[66.41042,38.02403],[66.56697,38.0435],[66.67684,37.96776],[66.53676,37.80084],[66.52852,37.58568],[66.65761,37.45497],[66.52303,37.39827],[66.55743,37.35409],[66.64699,37.32958],[66.95598,37.40162],[67.08232,37.35469],[67.13039,37.27168],[67.2224,37.24545],[67.2581,37.17216],[67.51868,37.26102],[67.78329,37.1834],[67.8474,37.31594],[67.81566,37.43107],[68.12635,37.93],[68.27159,37.91477],[68.40343,38.19484],[68.13289,38.40822],[68.06274,38.39435],[68.11366,38.47169],[68.05873,38.56087],[68.0807,38.64136],[68.05598,38.71641],[68.12877,38.73677],[68.06948,38.82115],[68.19743,38.85985],[68.09704,39.02589],[67.68915,39.00775],[67.67833,39.14479],[67.33226,39.23739],[67.36522,39.31287],[67.45998,39.315],[67.46822,39.46146],[67.39681,39.52505],[67.46547,39.53564],[67.44899,39.57799],[67.62889,39.60234],[67.70992,39.66156],[68.12053,39.56317],[68.54166,39.53929],[68.61972,39.68905],[68.63071,39.85265],[68.88889,39.87163],[68.93695,39.91167],[68.84906,40.04952],[68.96579,40.06949],[69.01935,40.11466],[69.01523,40.15771],[68.62796,40.07789],[68.52771,40.11676],[68.5332,40.14826],[68.77902,40.20492],[68.79276,40.17555],[68.84357,40.18604],[68.85832,40.20885],[69.04544,40.22904],[69.15659,40.2162],[69.2074,40.21488],[69.30448,40.18774],[69.30104,40.24502],[69.25229,40.26362],[69.24817,40.30357],[69.30808,40.2821],[69.32833,40.29794],[69.33794,40.34819],[69.30774,40.36102],[69.28525,40.41894],[69.27066,40.49274],[69.21063,40.54469],[69.2643,40.57506],[69.3455,40.57988],[69.32834,40.70233],[69.38327,40.7918],[69.53021,40.77621],[69.59441,40.70181],[69.69434,40.62615],[70.36655,40.90296],[70.38028,41.02014],[70.45251,41.04438],[70.80009,40.72825],[70.49871,40.52503],[70.32626,40.45174],[70.37511,40.38605],[70.57149,40.3442],[70.56394,40.26421],[70.62342,40.17396],[70.8607,40.217],[70.9818,40.22392],[70.95789,40.28761],[71.05901,40.28765],[71.13042,40.34106],[71.36663,40.31593],[71.4246,40.28619],[71.51215,40.26943],[71.51549,40.22986],[71.61725,40.20615],[71.61931,40.26775],[71.68386,40.26984],[71.70569,40.20391],[71.69621,40.18492],[71.71719,40.17886],[71.73054,40.14818],[71.82646,40.21872],[71.85002,40.25647],[72.05464,40.27586],[71.96401,40.31907],[72.18648,40.49893],[72.24368,40.46091],[72.40346,40.4007],[72.44191,40.48222],[72.41513,40.50856],[72.38384,40.51535],[72.41714,40.55736],[72.34406,40.60144],[72.40517,40.61917],[72.47795,40.5532],[72.66713,40.5219],[72.66713,40.59076],[72.69579,40.59778],[72.73995,40.58409],[72.74768,40.58051],[72.74862,40.57131],[72.75982,40.57273],[72.74894,40.59592],[72.74866,40.60873],[72.80137,40.67856],[72.84754,40.67229],[72.85372,40.7116],[72.8722,40.71111],[72.93296,40.73089],[72.99133,40.76457],[73.0612,40.76678],[73.13412,40.79122],[73.13267,40.83512],[73.01869,40.84681],[72.94454,40.8094],[72.84291,40.85512],[72.68157,40.84942],[72.59136,40.86947],[72.55109,40.96046],[72.48742,40.97136],[72.45206,41.03018],[72.38511,41.02785],[72.36138,41.04384],[72.34757,41.06104],[72.34026,41.04539],[72.324,41.03381],[72.18339,40.99571],[72.17594,41.02377],[72.21061,41.05607],[72.1792,41.10621],[72.14864,41.13363],[72.17594,41.15522],[72.16433,41.16483],[72.10745,41.15483],[72.07249,41.11739],[71.85964,41.19081],[71.91457,41.2982],[71.83914,41.3546],[71.76625,41.4466],[71.71132,41.43012],[71.73054,41.54713],[71.65914,41.49599],[71.6787,41.42111],[71.57227,41.29175],[71.46688,41.31883],[71.43814,41.19644],[71.46148,41.13958],[71.40198,41.09436],[71.34877,41.16807],[71.27187,41.11015],[71.25813,41.18796],[71.11806,41.15359],[71.02193,41.19494],[70.9615,41.16393],[70.86263,41.23833],[70.77885,41.24813],[70.78572,41.36419],[70.67586,41.47953],[70.48909,41.40335],[70.17682,41.5455],[70.69777,41.92554],[71.28719,42.18033],[71.13263,42.28356],[70.94483,42.26238],[69.49545,41.545],[69.45751,41.56863],[69.39485,41.51518],[69.45081,41.46246],[69.37468,41.46555],[69.35554,41.47211],[69.29778,41.43673],[69.25059,41.46693],[69.23332,41.45847],[69.22671,41.46298],[69.20439,41.45391],[69.18528,41.45175],[69.17701,41.43769],[69.15137,41.43078],[69.05006,41.36183],[69.01308,41.22804],[68.7217,41.05025],[68.73945,40.96989],[68.65662,40.93861],[68.62221,41.03019],[68.49983,40.99669],[68.58444,40.91447],[68.63,40.59358],[68.49983,40.56437],[67.96736,40.83798],[68.1271,41.0324],[68.08273,41.08148],[67.98511,41.02794],[67.9644,41.14611],[66.69129,41.1311],[66.53302,41.87388],[66.00546,41.94455],[66.09482,42.93426],[65.85194,42.85481]],[[70.68112,40.90612],[70.6721,40.90555],[70.57501,40.98941],[70.54223,40.98787],[70.56077,41.00642],[70.6158,40.97661],[70.68112,40.90612]]],[[[71.21139,40.03369],[71.12218,40.03052],[71.06305,40.1771],[71.00236,40.18154],[71.01035,40.05481],[71.11037,40.01984],[71.11668,39.99291],[71.09063,39.99],[71.10501,39.95568],[71.04979,39.89808],[71.10531,39.91354],[71.16101,39.88423],[71.23067,39.93581],[71.1427,39.95026],[71.21139,40.03369]]],[[[71.86463,39.98598],[71.78838,40.01404],[71.71511,39.96348],[71.7504,39.93701],[71.84316,39.95582],[71.86463,39.98598]]]]}},{type:"Feature",properties:{iso1A2:"VA",iso1A3:"VAT",iso1N3:"336",wikidata:"Q237",nameEn:"Vatican City",aliases:["Holy See"],groups:["039","150"],callingCodes:["379","39 06"]},geometry:{type:"MultiPolygon",coordinates:[[[[12.45181,41.90056],[12.45446,41.90028],[12.45435,41.90143],[12.45626,41.90172],[12.45691,41.90125],[12.4577,41.90115],[12.45834,41.90174],[12.45826,41.90281],[12.45755,41.9033],[12.45762,41.9058],[12.45561,41.90629],[12.45543,41.90738],[12.45091,41.90625],[12.44984,41.90545],[12.44815,41.90326],[12.44582,41.90194],[12.44834,41.90095],[12.45181,41.90056]]]]}},{type:"Feature",properties:{iso1A2:"VC",iso1A3:"VCT",iso1N3:"670",wikidata:"Q757",nameEn:"St. Vincent and the Grenadines",aliases:["WV"],groups:["029","003","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["1 784"]},geometry:{type:"MultiPolygon",coordinates:[[[[-61.73897,12.61191],[-61.38256,12.52991],[-61.13395,12.51526],[-60.70539,13.41452],[-61.43129,13.68336],[-61.73897,12.61191]]]]}},{type:"Feature",properties:{iso1A2:"VE",iso1A3:"VEN",iso1N3:"862",wikidata:"Q717",nameEn:"Venezuela",aliases:["YV"],groups:["005","419","019"],callingCodes:["58"]},geometry:{type:"MultiPolygon",coordinates:[[[[-71.22331,13.01387],[-70.92579,11.96275],[-71.3275,11.85],[-71.9675,11.65536],[-72.24983,11.14138],[-72.4767,11.1117],[-72.88002,10.44309],[-72.98085,9.85253],[-73.36905,9.16636],[-73.02119,9.27584],[-72.94052,9.10663],[-72.77415,9.10165],[-72.65474,8.61428],[-72.4042,8.36513],[-72.36987,8.19976],[-72.35163,8.01163],[-72.39137,8.03534],[-72.47213,7.96106],[-72.48801,7.94329],[-72.48183,7.92909],[-72.47042,7.92306],[-72.45806,7.91141],[-72.46183,7.90682],[-72.44454,7.86031],[-72.46763,7.79518],[-72.47827,7.65604],[-72.45321,7.57232],[-72.47415,7.48928],[-72.43132,7.40034],[-72.19437,7.37034],[-72.04895,7.03837],[-71.82441,7.04314],[-71.44118,7.02116],[-71.42212,7.03854],[-71.37234,7.01588],[-71.03941,6.98163],[-70.7596,7.09799],[-70.10716,6.96516],[-69.41843,6.1072],[-67.60654,6.2891],[-67.4625,6.20625],[-67.43513,5.98835],[-67.58558,5.84537],[-67.63914,5.64963],[-67.59141,5.5369],[-67.83341,5.31104],[-67.85358,4.53249],[-67.62671,3.74303],[-67.50067,3.75812],[-67.30945,3.38393],[-67.85862,2.86727],[-67.85862,2.79173],[-67.65696,2.81691],[-67.21967,2.35778],[-66.85795,1.22998],[-66.28507,0.74585],[-65.6727,1.01353],[-65.50158,0.92086],[-65.57288,0.62856],[-65.11657,1.12046],[-64.38932,1.5125],[-64.34654,1.35569],[-64.08274,1.64792],[-64.06135,1.94722],[-63.39827,2.16098],[-63.39114,2.4317],[-64.0257,2.48156],[-64.02908,2.79797],[-64.48379,3.7879],[-64.84028,4.24665],[-64.72977,4.28931],[-64.57648,4.12576],[-64.14512,4.12932],[-63.99183,3.90172],[-63.86082,3.94796],[-63.70218,3.91417],[-63.67099,4.01731],[-63.50611,3.83592],[-63.42233,3.89995],[-63.4464,3.9693],[-63.21111,3.96219],[-62.98296,3.59935],[-62.7655,3.73099],[-62.74411,4.03331],[-62.57656,4.04754],[-62.44822,4.18621],[-62.13094,4.08309],[-61.54629,4.2822],[-61.48569,4.43149],[-61.29675,4.44216],[-61.31457,4.54167],[-61.15703,4.49839],[-60.98303,4.54167],[-60.86539,4.70512],[-60.5802,4.94312],[-60.73204,5.20931],[-61.4041,5.95304],[-61.15058,6.19558],[-61.20762,6.58174],[-61.13632,6.70922],[-60.54873,6.8631],[-60.39419,6.94847],[-60.28074,7.1162],[-60.44116,7.20817],[-60.54098,7.14804],[-60.63367,7.25061],[-60.59802,7.33194],[-60.71923,7.55817],[-60.64793,7.56877],[-60.51959,7.83373],[-60.38056,7.8302],[-60.02407,8.04557],[-59.97059,8.20791],[-59.83156,8.23261],[-59.80661,8.28906],[-59.85562,8.35213],[-59.98508,8.53046],[-59.54058,8.6862],[-60.89962,9.81445],[-62.08693,10.04435],[-61.62505,11.18974],[-63.73917,11.92623],[-63.19938,16.44103],[-67.89186,12.4116],[-68.01417,11.77722],[-68.33524,11.78151],[-68.99639,11.79035],[-71.22331,13.01387]]]]}},{type:"Feature",properties:{iso1A2:"VG",iso1A3:"VGB",iso1N3:"092",wikidata:"Q25305",nameEn:"British Virgin Islands",country:"GB",groups:["029","003","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["1 284"]},geometry:{type:"MultiPolygon",coordinates:[[[[-64.03057,18.08241],[-63.75633,19.39745],[-65.02435,18.73231],[-64.86027,18.39056],[-64.64067,18.36478],[-64.646,18.10286],[-64.03057,18.08241]]]]}},{type:"Feature",properties:{iso1A2:"VI",iso1A3:"VIR",iso1N3:"850",wikidata:"Q11703",nameEn:"United States Virgin Islands",country:"US",groups:["029","003","419","019"],driveSide:"left",roadSpeedUnit:"mph",callingCodes:["1 340"]},geometry:{type:"MultiPolygon",coordinates:[[[[-65.02435,18.73231],[-65.27974,17.56928],[-64.35558,17.48384],[-64.646,18.10286],[-64.64067,18.36478],[-64.86027,18.39056],[-65.02435,18.73231]]]]}},{type:"Feature",properties:{iso1A2:"VN",iso1A3:"VNM",iso1N3:"704",wikidata:"Q881",nameEn:"Vietnam",groups:["035","142"],callingCodes:["84"]},geometry:{type:"MultiPolygon",coordinates:[[[[108.10003,21.47338],[108.0569,21.53604],[108.02926,21.54997],[107.97932,21.54503],[107.97383,21.53961],[107.97074,21.54072],[107.96774,21.53601],[107.95232,21.5388],[107.92652,21.58906],[107.90006,21.5905],[107.86114,21.65128],[107.80355,21.66141],[107.66967,21.60787],[107.56537,21.61945],[107.54047,21.5934],[107.49065,21.59774],[107.49532,21.62958],[107.47197,21.6672],[107.41593,21.64839],[107.38636,21.59774],[107.35989,21.60063],[107.35834,21.6672],[107.29296,21.74674],[107.24625,21.7077],[107.20734,21.71493],[107.10771,21.79879],[107.02615,21.81981],[107.00964,21.85948],[107.06101,21.88982],[107.05634,21.92303],[106.99252,21.95191],[106.97228,21.92592],[106.92714,21.93459],[106.9178,21.97357],[106.81038,21.97934],[106.74345,22.00965],[106.72551,21.97923],[106.69276,21.96013],[106.68274,21.99811],[106.70142,22.02409],[106.6983,22.15102],[106.67495,22.1885],[106.69986,22.22309],[106.6516,22.33977],[106.55976,22.34841],[106.57221,22.37],[106.55665,22.46498],[106.58395,22.474],[106.61269,22.60301],[106.65316,22.5757],[106.71698,22.58432],[106.72321,22.63606],[106.76293,22.73491],[106.82404,22.7881],[106.83685,22.8098],[106.81271,22.8226],[106.78422,22.81532],[106.71128,22.85982],[106.71387,22.88296],[106.6734,22.89587],[106.6516,22.86862],[106.60179,22.92884],[106.55976,22.92311],[106.51306,22.94891],[106.49749,22.91164],[106.34961,22.86718],[106.27022,22.87722],[106.19705,22.98475],[106.00179,22.99049],[105.99568,22.94178],[105.90119,22.94168],[105.8726,22.92756],[105.72382,23.06641],[105.57594,23.075],[105.56037,23.16806],[105.49966,23.20669],[105.42805,23.30824],[105.40782,23.28107],[105.32376,23.39684],[105.22569,23.27249],[105.17276,23.28679],[105.11672,23.25247],[105.07002,23.26248],[104.98712,23.19176],[104.96532,23.20463],[104.9486,23.17235],[104.91435,23.18666],[104.87992,23.17141],[104.87382,23.12854],[104.79478,23.12934],[104.8334,23.01484],[104.86765,22.95178],[104.84942,22.93631],[104.77114,22.90017],[104.72755,22.81984],[104.65283,22.83419],[104.60457,22.81841],[104.58122,22.85571],[104.47225,22.75813],[104.35593,22.69353],[104.25683,22.76534],[104.27084,22.8457],[104.11384,22.80363],[104.03734,22.72945],[104.01088,22.51823],[103.99247,22.51958],[103.97384,22.50634],[103.96783,22.51173],[103.96352,22.50584],[103.95191,22.5134],[103.94513,22.52553],[103.93286,22.52703],[103.87904,22.56683],[103.64506,22.79979],[103.56255,22.69499],[103.57812,22.65764],[103.52675,22.59155],[103.43646,22.70648],[103.43179,22.75816],[103.32282,22.8127],[103.28079,22.68063],[103.18895,22.64471],[103.15782,22.59873],[103.17961,22.55705],[103.07843,22.50097],[103.0722,22.44775],[102.9321,22.48659],[102.8636,22.60735],[102.60675,22.73376],[102.57095,22.7036],[102.51802,22.77969],[102.46665,22.77108],[102.42618,22.69212],[102.38415,22.67919],[102.41061,22.64184],[102.25339,22.4607],[102.26428,22.41321],[102.16621,22.43336],[102.14099,22.40092],[102.18712,22.30403],[102.51734,22.02676],[102.49092,21.99002],[102.62301,21.91447],[102.67145,21.65894],[102.74189,21.66713],[102.82115,21.73667],[102.81894,21.83888],[102.85637,21.84501],[102.86077,21.71213],[102.97965,21.74076],[102.98846,21.58936],[102.86297,21.4255],[102.94223,21.46034],[102.88939,21.3107],[102.80794,21.25736],[102.89825,21.24707],[102.97745,21.05821],[103.03469,21.05821],[103.12055,20.89994],[103.21497,20.89832],[103.38032,20.79501],[103.45737,20.82382],[103.68633,20.66324],[103.73478,20.6669],[103.82282,20.8732],[103.98024,20.91531],[104.11121,20.96779],[104.27412,20.91433],[104.63957,20.6653],[104.38199,20.47155],[104.40621,20.3849],[104.47886,20.37459],[104.66158,20.47774],[104.72102,20.40554],[104.62195,20.36633],[104.61315,20.24452],[104.86852,20.14121],[104.91695,20.15567],[104.9874,20.09573],[104.8465,19.91783],[104.8355,19.80395],[104.68359,19.72729],[104.64837,19.62365],[104.53169,19.61743],[104.41281,19.70035],[104.23229,19.70242],[104.06498,19.66926],[104.05617,19.61743],[104.10832,19.51575],[104.06058,19.43484],[103.87125,19.31854],[104.5361,18.97747],[104.64617,18.85668],[105.12829,18.70453],[105.19654,18.64196],[105.1327,18.58355],[105.10408,18.43533],[105.15942,18.38691],[105.38366,18.15315],[105.46292,18.22008],[105.64784,17.96687],[105.60381,17.89356],[105.76612,17.67147],[105.85744,17.63221],[106.09019,17.36399],[106.18991,17.28227],[106.24444,17.24714],[106.29287,17.3018],[106.31929,17.20509],[106.43597,17.01362],[106.50862,16.9673],[106.55045,17.0031],[106.54824,16.92729],[106.51963,16.92097],[106.52183,16.87884],[106.55265,16.86831],[106.55485,16.68704],[106.59013,16.62259],[106.58267,16.6012],[106.61477,16.60713],[106.66052,16.56892],[106.65832,16.47816],[106.74418,16.41904],[106.84104,16.55415],[106.88727,16.52671],[106.88067,16.43594],[106.96638,16.34938],[106.97385,16.30204],[107.02597,16.31132],[107.09091,16.3092],[107.15035,16.26271],[107.14595,16.17816],[107.25822,16.13587],[107.33968,16.05549],[107.44975,16.08511],[107.46296,16.01106],[107.39471,15.88829],[107.34188,15.89464],[107.21419,15.83747],[107.21859,15.74638],[107.27143,15.71459],[107.27583,15.62769],[107.34408,15.62345],[107.3815,15.49832],[107.50699,15.48771],[107.53341,15.40496],[107.62367,15.42193],[107.60605,15.37524],[107.62587,15.2266],[107.58844,15.20111],[107.61926,15.13949],[107.61486,15.0566],[107.46516,15.00982],[107.48277,14.93751],[107.59285,14.87795],[107.51579,14.79282],[107.54361,14.69092],[107.55371,14.628],[107.52102,14.59034],[107.52569,14.54665],[107.48521,14.40346],[107.44941,14.41552],[107.39493,14.32655],[107.40427,14.24509],[107.33577,14.11832],[107.37158,14.07906],[107.35757,14.02319],[107.38247,13.99147],[107.44318,13.99751],[107.46498,13.91593],[107.45252,13.78897],[107.53503,13.73908],[107.61909,13.52577],[107.62843,13.3668],[107.49144,13.01215],[107.49611,12.88926],[107.55993,12.7982],[107.5755,12.52177],[107.55059,12.36824],[107.4463,12.29373],[107.42917,12.24657],[107.34511,12.33327],[107.15831,12.27547],[106.99953,12.08983],[106.92325,12.06548],[106.79405,12.0807],[106.70687,11.96956],[106.4111,11.97413],[106.4687,11.86751],[106.44068,11.86294],[106.44535,11.8279],[106.41577,11.76999],[106.45158,11.68616],[106.44691,11.66787],[106.37219,11.69836],[106.30525,11.67549],[106.26478,11.72122],[106.18539,11.75171],[106.13158,11.73283],[106.06708,11.77761],[106.02038,11.77457],[106.00792,11.7197],[105.95188,11.63738],[105.88962,11.67854],[105.8507,11.66635],[105.80867,11.60536],[105.81645,11.56876],[105.87328,11.55953],[105.88962,11.43605],[105.86782,11.28343],[106.10444,11.07879],[106.1527,11.10476],[106.1757,11.07301],[106.20095,10.97795],[106.14301,10.98176],[106.18539,10.79451],[106.06708,10.8098],[105.94535,10.9168],[105.93403,10.83853],[105.84603,10.85873],[105.86376,10.89839],[105.77751,11.03671],[105.50045,10.94586],[105.42884,10.96878],[105.34011,10.86179],[105.11449,10.96332],[105.08326,10.95656],[105.02722,10.89236],[105.09571,10.72722],[104.95094,10.64003],[104.87933,10.52833],[104.59018,10.53073],[104.49869,10.4057],[104.47963,10.43046],[104.43778,10.42386],[103.99198,10.48391],[102.47649,9.66162],[104.81582,8.03101],[109.55486,8.10026],[111.60491,13.57105],[108.00365,17.98159],[108.10003,21.47338]]]]}},{type:"Feature",properties:{iso1A2:"VU",iso1A3:"VUT",iso1N3:"548",wikidata:"Q686",nameEn:"Vanuatu",groups:["054","009"],callingCodes:["678"]},geometry:{type:"MultiPolygon",coordinates:[[[[162.93363,-17.28904],[173.26254,-22.69968],[168.21179,-12.88558],[166.02864,-12.9396],[162.93363,-17.28904]]]]}},{type:"Feature",properties:{iso1A2:"WF",iso1A3:"WLF",iso1N3:"876",wikidata:"Q35555",nameEn:"Wallis and Futuna",country:"FR",groups:["061","009"],callingCodes:["681"]},geometry:{type:"MultiPolygon",coordinates:[[[[-178.60161,-14.95666],[-176.76826,-14.95183],[-174.17905,-14.94502],[-174.18596,-12.48057],[-178.60852,-12.49232],[-178.60161,-14.95666]]]]}},{type:"Feature",properties:{iso1A2:"WS",iso1A3:"WSM",iso1N3:"882",wikidata:"Q683",nameEn:"Samoa",groups:["061","009"],driveSide:"left",callingCodes:["685"]},geometry:{type:"MultiPolygon",coordinates:[[[[-174.17905,-14.94502],[-173.13438,-14.94228],[-171.14262,-14.93704],[-171.14953,-12.4725],[-174.18596,-12.48057],[-174.17905,-14.94502]]]]}},{type:"Feature",properties:{iso1A2:"XK",iso1A3:"XKX",wikidata:"Q1246",nameEn:"Kosovo",aliases:["KV"],groups:["039","150"],isoStatus:"usrAssn",callingCodes:["383"]},geometry:{type:"MultiPolygon",coordinates:[[[[21.39045,42.74888],[21.44047,42.87276],[21.36941,42.87397],[21.32974,42.90424],[21.2719,42.8994],[21.23534,42.95523],[21.23877,43.00848],[21.2041,43.02277],[21.16734,42.99694],[21.14465,43.11089],[21.08952,43.13471],[21.05378,43.10707],[21.00749,43.13984],[20.96287,43.12416],[20.83727,43.17842],[20.88685,43.21697],[20.82145,43.26769],[20.73811,43.25068],[20.68688,43.21335],[20.59929,43.20492],[20.69515,43.09641],[20.64557,43.00826],[20.59929,43.01067],[20.48692,42.93208],[20.53484,42.8885],[20.43734,42.83157],[20.40594,42.84853],[20.35692,42.8335],[20.27869,42.81945],[20.2539,42.76245],[20.04898,42.77701],[20.02088,42.74789],[20.02915,42.71147],[20.0969,42.65559],[20.07761,42.55582],[20.17127,42.50469],[20.21797,42.41237],[20.24399,42.32168],[20.34479,42.32656],[20.3819,42.3029],[20.48857,42.25444],[20.56955,42.12097],[20.55633,42.08173],[20.59434,42.03879],[20.63069,41.94913],[20.57946,41.91593],[20.59524,41.8818],[20.68523,41.85318],[20.76786,41.91839],[20.75464,42.05229],[21.11491,42.20794],[21.16614,42.19815],[21.22728,42.08909],[21.31983,42.10993],[21.29913,42.13954],[21.30496,42.1418],[21.38428,42.24465],[21.43882,42.23609],[21.43882,42.2789],[21.50823,42.27156],[21.52145,42.24465],[21.58992,42.25915],[21.56772,42.30946],[21.5264,42.33634],[21.53467,42.36809],[21.57021,42.3647],[21.59029,42.38042],[21.62887,42.37664],[21.64209,42.41081],[21.62556,42.45106],[21.7035,42.51899],[21.70522,42.54176],[21.7327,42.55041],[21.75672,42.62695],[21.79413,42.65923],[21.75025,42.70125],[21.6626,42.67813],[21.58755,42.70418],[21.59154,42.72643],[21.47498,42.74695],[21.39045,42.74888]]]]}},{type:"Feature",properties:{iso1A2:"YE",iso1A3:"YEM",iso1N3:"887",wikidata:"Q805",nameEn:"Yemen",groups:["145","142"],callingCodes:["967"]},geometry:{type:"MultiPolygon",coordinates:[[[[53.32998,16.16312],[53.09917,16.67084],[52.81185,17.28568],[52.74267,17.29519],[52.78009,17.35124],[52.00311,19.00083],[49.04884,18.59899],[48.19996,18.20584],[47.58351,17.50366],[47.48245,17.10808],[47.00571,16.94765],[46.76494,17.29151],[46.31018,17.20464],[44.50126,17.47475],[43.70631,17.35762],[43.43005,17.56148],[43.29185,17.53224],[43.22533,17.38343],[43.32653,17.31179],[43.20156,17.25901],[43.17787,17.14717],[43.23967,17.03428],[43.18233,17.02673],[43.1813,16.98438],[43.19328,16.94703],[43.1398,16.90696],[43.18338,16.84852],[43.22012,16.83932],[43.22956,16.80613],[43.24801,16.80613],[43.26303,16.79479],[43.25857,16.75304],[43.21325,16.74416],[43.22066,16.65179],[43.15274,16.67248],[43.11601,16.53166],[42.97215,16.51093],[42.94351,16.49467],[42.94625,16.39721],[42.76801,16.40371],[42.15205,16.40211],[41.37609,16.19728],[41.29956,15.565],[42.63806,13.58268],[43.29075,12.79154],[43.32909,12.59711],[43.90659,12.3823],[50.51849,13.0483],[51.12877,12.56479],[52.253,11.68582],[55.69862,12.12478],[53.32998,16.16312]]]]}},{type:"Feature",properties:{iso1A2:"YT",iso1A3:"MYT",iso1N3:"175",wikidata:"Q17063",nameEn:"Mayotte",country:"FR",groups:["EU","014","202","002"],callingCodes:["262"]},geometry:{type:"MultiPolygon",coordinates:[[[[43.83794,-13.66915],[45.54824,-13.22353],[45.50237,-11.90315],[43.83794,-13.66915]]]]}},{type:"Feature",properties:{iso1A2:"ZA",iso1A3:"ZAF",iso1N3:"710",wikidata:"Q258",nameEn:"South Africa",groups:["018","202","002"],driveSide:"left",callingCodes:["27"]},geometry:{type:"MultiPolygon",coordinates:[[[[31.30611,-22.422],[31.16344,-22.32599],[31.08932,-22.34884],[30.86696,-22.28907],[30.6294,-22.32599],[30.48686,-22.31368],[30.38614,-22.34533],[30.28351,-22.35587],[30.2265,-22.2961],[30.13147,-22.30841],[29.92242,-22.19408],[29.76848,-22.14128],[29.64609,-22.12917],[29.37703,-22.19581],[29.21955,-22.17771],[29.18974,-22.18599],[29.15268,-22.21399],[29.10881,-22.21202],[29.0151,-22.22907],[28.91889,-22.44299],[28.63287,-22.55887],[28.34874,-22.5694],[28.04562,-22.8394],[28.04752,-22.90243],[27.93729,-22.96194],[27.93539,-23.04941],[27.74154,-23.2137],[27.6066,-23.21894],[27.52393,-23.37952],[27.33768,-23.40917],[26.99749,-23.65486],[26.84165,-24.24885],[26.51667,-24.47219],[26.46346,-24.60358],[26.39409,-24.63468],[25.8515,-24.75727],[25.84295,-24.78661],[25.88571,-24.87802],[25.72702,-25.25503],[25.69661,-25.29284],[25.6643,-25.4491],[25.58543,-25.6343],[25.33076,-25.76616],[25.12266,-25.75931],[25.01718,-25.72507],[24.8946,-25.80723],[24.67319,-25.81749],[24.44703,-25.73021],[24.36531,-25.773],[24.18287,-25.62916],[23.9244,-25.64286],[23.47588,-25.29971],[23.03497,-25.29971],[22.86012,-25.50572],[22.70808,-25.99186],[22.56365,-26.19668],[22.41921,-26.23078],[22.21206,-26.3773],[22.06192,-26.61882],[21.90703,-26.66808],[21.83291,-26.65959],[21.77114,-26.69015],[21.7854,-26.79199],[21.69322,-26.86152],[21.37869,-26.82083],[21.13353,-26.86661],[20.87031,-26.80047],[20.68596,-26.9039],[20.63275,-26.78181],[20.61754,-26.4692],[20.86081,-26.14892],[20.64795,-25.47827],[20.29826,-24.94869],[20.03678,-24.81004],[20.02809,-24.78725],[19.99817,-24.76768],[19.99882,-28.42622],[18.99885,-28.89165],[17.4579,-28.68718],[17.15405,-28.08573],[16.90446,-28.057],[16.59922,-28.53246],[16.46592,-28.57126],[16.45332,-28.63117],[12.51595,-32.27486],[38.88176,-48.03306],[34.51034,-26.91792],[32.35222,-26.86027],[32.29584,-26.852],[32.22302,-26.84136],[32.19409,-26.84032],[32.13315,-26.84345],[32.09664,-26.80721],[32.00893,-26.8096],[31.97463,-27.11057],[31.97592,-27.31675],[31.49834,-27.31549],[31.15027,-27.20151],[30.96088,-27.0245],[30.97757,-26.92706],[30.88826,-26.79622],[30.81101,-26.84722],[30.78927,-26.48271],[30.95819,-26.26303],[31.13073,-25.91558],[31.31237,-25.7431],[31.4175,-25.71886],[31.86881,-25.99973],[31.974,-25.95387],[31.92649,-25.84216],[32.00631,-25.65044],[31.97875,-25.46356],[32.01676,-25.38117],[32.03196,-25.10785],[31.9835,-24.29983],[31.90368,-24.18892],[31.87707,-23.95293],[31.77445,-23.90082],[31.70223,-23.72695],[31.67942,-23.60858],[31.56539,-23.47268],[31.55779,-23.176],[31.30611,-22.422]],[[29.33204,-29.45598],[29.28545,-29.58456],[29.12553,-29.76266],[29.16548,-29.91706],[28.9338,-30.05072],[28.80222,-30.10579],[28.68627,-30.12885],[28.399,-30.1592],[28.2319,-30.28476],[28.12073,-30.68072],[27.74814,-30.60635],[27.69467,-30.55862],[27.67819,-30.53437],[27.6521,-30.51707],[27.62137,-30.50509],[27.56781,-30.44562],[27.56901,-30.42504],[27.45452,-30.32239],[27.38108,-30.33456],[27.36649,-30.27246],[27.37293,-30.19401],[27.40778,-30.14577],[27.32555,-30.14785],[27.29603,-30.05473],[27.22719,-30.00718],[27.09489,-29.72796],[27.01016,-29.65439],[27.33464,-29.48161],[27.4358,-29.33465],[27.47254,-29.31968],[27.45125,-29.29708],[27.48679,-29.29349],[27.54258,-29.25575],[27.5158,-29.2261],[27.55974,-29.18954],[27.75458,-28.89839],[27.8907,-28.91612],[27.88933,-28.88156],[27.9392,-28.84864],[27.98675,-28.8787],[28.02503,-28.85991],[28.1317,-28.7293],[28.2348,-28.69471],[28.30518,-28.69531],[28.40612,-28.6215],[28.65091,-28.57025],[28.68043,-28.58744],[29.40524,-29.21246],[29.44883,-29.3772],[29.33204,-29.45598]]]]}},{type:"Feature",properties:{iso1A2:"ZM",iso1A3:"ZMB",iso1N3:"894",wikidata:"Q953",nameEn:"Zambia",groups:["014","202","002"],driveSide:"left",callingCodes:["260"]},geometry:{type:"MultiPolygon",coordinates:[[[[32.95389,-9.40138],[32.76233,-9.31963],[32.75611,-9.28583],[32.53661,-9.24281],[32.49147,-9.14754],[32.43543,-9.11988],[32.25486,-9.13371],[32.16146,-9.05993],[32.08206,-9.04609],[31.98866,-9.07069],[31.94196,-9.02303],[31.94663,-8.93846],[31.81587,-8.88618],[31.71158,-8.91386],[31.57147,-8.81388],[31.57147,-8.70619],[31.37533,-8.60769],[31.00796,-8.58615],[30.79243,-8.27382],[28.88917,-8.4831],[28.9711,-8.66935],[28.38526,-9.23393],[28.36562,-9.30091],[28.52636,-9.35379],[28.51627,-9.44726],[28.56208,-9.49122],[28.68532,-9.78],[28.62795,-9.92942],[28.65032,-10.65133],[28.37241,-11.57848],[28.48357,-11.87532],[29.18592,-12.37921],[29.4992,-12.43843],[29.48404,-12.23604],[29.8139,-12.14898],[29.81551,-13.44683],[29.65078,-13.41844],[29.60531,-13.21685],[29.01918,-13.41353],[28.33199,-12.41375],[27.59932,-12.22123],[27.21025,-11.76157],[27.22541,-11.60323],[27.04351,-11.61312],[26.88687,-12.01868],[26.01777,-11.91488],[25.33058,-11.65767],[25.34069,-11.19707],[24.42612,-11.44975],[24.34528,-11.06816],[24.00027,-10.89356],[24.02603,-11.15368],[23.98804,-12.13149],[24.06672,-12.29058],[23.90937,-12.844],[24.03339,-12.99091],[21.97988,-13.00148],[22.00323,-16.18028],[22.17217,-16.50269],[23.20038,-17.47563],[23.47474,-17.62877],[24.23619,-17.47489],[24.32811,-17.49082],[24.38712,-17.46818],[24.5621,-17.52963],[24.70864,-17.49501],[25.00198,-17.58221],[25.26433,-17.79571],[25.51646,-17.86232],[25.6827,-17.81987],[25.85738,-17.91403],[25.85892,-17.97726],[26.08925,-17.98168],[26.0908,-17.93021],[26.21601,-17.88608],[26.55918,-17.99638],[26.68403,-18.07411],[26.74314,-18.0199],[26.89926,-17.98756],[27.14196,-17.81398],[27.30736,-17.60487],[27.61377,-17.34378],[27.62795,-17.24365],[27.83141,-16.96274],[28.73725,-16.5528],[28.76199,-16.51575],[28.81454,-16.48611],[28.8501,-16.04537],[28.9243,-15.93987],[29.01298,-15.93805],[29.21955,-15.76589],[29.4437,-15.68702],[29.8317,-15.6126],[30.35574,-15.6513],[30.41902,-15.62269],[30.22098,-14.99447],[33.24249,-14.00019],[33.16749,-13.93992],[33.07568,-13.98447],[33.02977,-14.05022],[32.99042,-13.95689],[32.88985,-13.82956],[32.79015,-13.80755],[32.76962,-13.77224],[32.84528,-13.71576],[32.7828,-13.64805],[32.68654,-13.64268],[32.66468,-13.60019],[32.68436,-13.55769],[32.73683,-13.57682],[32.84176,-13.52794],[32.86113,-13.47292],[33.0078,-13.19492],[32.98289,-13.12671],[33.02181,-12.88707],[32.96733,-12.88251],[32.94397,-12.76868],[33.05917,-12.59554],[33.18837,-12.61377],[33.28177,-12.54692],[33.37517,-12.54085],[33.54485,-12.35996],[33.47636,-12.32498],[33.3705,-12.34931],[33.25998,-12.14242],[33.33937,-11.91252],[33.32692,-11.59248],[33.24252,-11.59302],[33.23663,-11.40637],[33.29267,-11.43536],[33.29267,-11.3789],[33.39697,-11.15296],[33.25998,-10.88862],[33.28022,-10.84428],[33.47636,-10.78465],[33.70675,-10.56896],[33.54797,-10.36077],[33.53863,-10.20148],[33.31297,-10.05133],[33.37902,-9.9104],[33.36581,-9.81063],[33.31517,-9.82364],[33.2095,-9.61099],[33.12144,-9.58929],[33.10163,-9.66525],[33.05485,-9.61316],[33.00256,-9.63053],[33.00476,-9.5133],[32.95389,-9.40138]]]]}},{type:"Feature",properties:{iso1A2:"ZW",iso1A3:"ZWE",iso1N3:"716",wikidata:"Q954",nameEn:"Zimbabwe",groups:["014","202","002"],driveSide:"left",callingCodes:["263"]},geometry:{type:"MultiPolygon",coordinates:[[[[30.41902,-15.62269],[30.35574,-15.6513],[29.8317,-15.6126],[29.4437,-15.68702],[29.21955,-15.76589],[29.01298,-15.93805],[28.9243,-15.93987],[28.8501,-16.04537],[28.81454,-16.48611],[28.76199,-16.51575],[28.73725,-16.5528],[27.83141,-16.96274],[27.62795,-17.24365],[27.61377,-17.34378],[27.30736,-17.60487],[27.14196,-17.81398],[26.89926,-17.98756],[26.74314,-18.0199],[26.68403,-18.07411],[26.55918,-17.99638],[26.21601,-17.88608],[26.0908,-17.93021],[26.08925,-17.98168],[25.85892,-17.97726],[25.85738,-17.91403],[25.6827,-17.81987],[25.51646,-17.86232],[25.26433,-17.79571],[25.23909,-17.90832],[25.31799,-18.07091],[25.39972,-18.12691],[25.53465,-18.39041],[25.68859,-18.56165],[25.79217,-18.6355],[25.82353,-18.82808],[25.94326,-18.90362],[25.99837,-19.02943],[25.96226,-19.08152],[26.17227,-19.53709],[26.72246,-19.92707],[27.21278,-20.08244],[27.29831,-20.28935],[27.28865,-20.49873],[27.69361,-20.48531],[27.72972,-20.51735],[27.69171,-21.08409],[27.91407,-21.31621],[28.01669,-21.57624],[28.29416,-21.59037],[28.49942,-21.66634],[28.58114,-21.63455],[29.07763,-21.81877],[29.04023,-21.85864],[29.02191,-21.90647],[29.02191,-21.95665],[29.04108,-22.00563],[29.08495,-22.04867],[29.14501,-22.07275],[29.1974,-22.07472],[29.24648,-22.05967],[29.3533,-22.18363],[29.37703,-22.19581],[29.64609,-22.12917],[29.76848,-22.14128],[29.92242,-22.19408],[30.13147,-22.30841],[30.2265,-22.2961],[30.28351,-22.35587],[30.38614,-22.34533],[30.48686,-22.31368],[30.6294,-22.32599],[30.86696,-22.28907],[31.08932,-22.34884],[31.16344,-22.32599],[31.30611,-22.422],[31.38336,-22.36919],[32.41234,-21.31246],[32.48236,-21.32873],[32.37115,-21.133],[32.51644,-20.91929],[32.48122,-20.63319],[32.55167,-20.56312],[32.66174,-20.56106],[32.85987,-20.27841],[32.85987,-20.16686],[32.93032,-20.03868],[33.01178,-20.02007],[33.06461,-19.77787],[32.95013,-19.67219],[32.84666,-19.68462],[32.84446,-19.48343],[32.78282,-19.47513],[32.77966,-19.36098],[32.85107,-19.29238],[32.87088,-19.09279],[32.84006,-19.0262],[32.72118,-19.02204],[32.69917,-18.94293],[32.73439,-18.92628],[32.70137,-18.84712],[32.82465,-18.77419],[32.9017,-18.7992],[32.95013,-18.69079],[32.88629,-18.58023],[32.88629,-18.51344],[33.02278,-18.4696],[33.03159,-18.35054],[32.94133,-17.99705],[33.0492,-17.60298],[32.98536,-17.55891],[32.96554,-17.48964],[33.0426,-17.3468],[33.00517,-17.30477],[32.96554,-17.11971],[32.84113,-16.92259],[32.91051,-16.89446],[32.97655,-16.70689],[32.78943,-16.70267],[32.69917,-16.66893],[32.71017,-16.59932],[32.42838,-16.4727],[32.28529,-16.43892],[32.02772,-16.43892],[31.91324,-16.41569],[31.90223,-16.34388],[31.67988,-16.19595],[31.42451,-16.15154],[31.30563,-16.01193],[31.13171,-15.98019],[30.97761,-16.05848],[30.91597,-15.99924],[30.42568,-15.9962],[30.41902,-15.62269]]]]}}];
-       var rawBorders = {
-       type: type,
-       features: features
-       };
+         function mouseover(d3_event, d) {
+           var service = getService();
+           if (service) service.setStyles(context, d);
+         }
 
-       var borders = rawBorders;
-       var whichPolygonGetter = {};
-       var featuresByCode = {};
-       var idFilterRegex = /\bThe\b|\bthe\b|\band\b|\bof\b|[-_ .,()&[\]/]/g;
-       var levels = ['subterritory', 'territory', 'country', 'intermediateRegion', 'subregion', 'region', 'union', 'world'];
-       loadDerivedDataAndCaches(borders);
+         function mouseout() {
+           var service = getService();
+           if (service) service.setStyles(context, null);
+         }
 
-       function loadDerivedDataAndCaches(borders) {
-         var identifierProps = ['iso1A2', 'iso1A3', 'm49', 'wikidata', 'emojiFlag', 'nameEn'];
-         var geometryFeatures = [];
+         function transform(d) {
+           var t = svgPointTransform(projection)(d);
+
+           if (d.ca) {
+             t += ' rotate(' + Math.floor(d.ca) + ',0,0)';
+           }
 
-         for (var i in borders.features) {
-           var _feature = borders.features[i];
-           _feature.properties.id = _feature.properties.iso1A2 || _feature.properties.m49;
-           loadM49(_feature);
-           loadIsoStatus(_feature);
-           loadLevel(_feature);
-           loadGroups(_feature);
-           loadRoadSpeedUnit(_feature);
-           loadDriveSide(_feature);
-           loadFlag(_feature);
-           cacheFeatureByIDs(_feature);
-           if (_feature.geometry) geometryFeatures.push(_feature);
+           return t;
          }
 
-         for (var _i in borders.features) {
-           var _feature2 = borders.features[_i];
+         function filterImages(images) {
+           var fromDate = context.photos().fromDate();
+           var toDate = context.photos().toDate();
+           var usernames = context.photos().usernames();
 
-           _feature2.properties.groups.sort(function (groupID1, groupID2) {
-             return levels.indexOf(featuresByCode[groupID1].properties.level) - levels.indexOf(featuresByCode[groupID2].properties.level);
-           });
+           if (fromDate) {
+             var fromTimestamp = new Date(fromDate).getTime();
+             images = images.filter(function (item) {
+               return new Date(item.captured_at).getTime() >= fromTimestamp;
+             });
+           }
 
-           loadMembersForGroupsOf(_feature2);
-         }
+           if (toDate) {
+             var toTimestamp = new Date(toDate).getTime();
+             images = images.filter(function (item) {
+               return new Date(item.captured_at).getTime() <= toTimestamp;
+             });
+           }
 
-         var geometryOnlyCollection = {
-           type: 'RegionFeatureCollection',
-           features: geometryFeatures
-         };
-         whichPolygonGetter = whichPolygon_1(geometryOnlyCollection);
+           if (usernames) {
+             images = images.filter(function (item) {
+               return usernames.indexOf(item.captured_by) !== -1;
+             });
+           }
 
-         function loadGroups(feature) {
-           var props = feature.properties;
+           return images;
+         }
 
-           if (!props.groups) {
-             props.groups = [];
+         function filterSequences(sequences) {
+           var fromDate = context.photos().fromDate();
+           var toDate = context.photos().toDate();
+           var usernames = context.photos().usernames();
+
+           if (fromDate) {
+             var fromTimestamp = new Date(fromDate).getTime();
+             sequences = sequences.filter(function (image) {
+               return new Date(image.properties.captured_at).getTime() >= fromTimestamp;
+             });
            }
 
-           if (props.country) {
-             props.groups.push(props.country);
+           if (toDate) {
+             var toTimestamp = new Date(toDate).getTime();
+             sequences = sequences.filter(function (image) {
+               return new Date(image.properties.captured_at).getTime() <= toTimestamp;
+             });
            }
 
-           if (props.m49 !== '001') {
-             props.groups.push('001');
+           if (usernames) {
+             sequences = sequences.filter(function (image) {
+               return usernames.indexOf(image.properties.captured_by) !== -1;
+             });
            }
+
+           return sequences;
          }
 
-         function loadM49(feature) {
-           var props = feature.properties;
+         function update() {
+           var viewer = context.container().select('.photoviewer');
+           var selected = viewer.empty() ? undefined : viewer.datum();
+           var z = ~~context.map().zoom();
+           var showMarkers = z >= minMarkerZoom;
+           var showViewfields = z >= minViewfieldZoom;
+           var service = getService();
+           var sequences = [];
+           var images = [];
 
-           if (!props.m49 && props.iso1N3) {
-             props.m49 = props.iso1N3;
+           if (context.photos().showsFlat()) {
+             sequences = service ? service.sequences(projection) : [];
+             images = service && showMarkers ? service.images(projection) : [];
+             sequences = filterSequences(sequences);
+             images = filterImages(images);
            }
+
+           var traces = layer.selectAll('.sequences').selectAll('.sequence').data(sequences, function (d) {
+             return d.properties.key;
+           }); // exit
+
+           traces.exit().remove(); // enter/update
+
+           traces = traces.enter().append('path').attr('class', 'sequence').merge(traces).attr('d', svgPath(projection).geojson);
+           var groups = layer.selectAll('.markers').selectAll('.viewfield-group').data(images, function (d) {
+             return d.key;
+           }); // exit
+
+           groups.exit().remove(); // enter
+
+           var groupsEnter = groups.enter().append('g').attr('class', 'viewfield-group').on('mouseenter', mouseover).on('mouseleave', mouseout).on('click', click);
+           groupsEnter.append('g').attr('class', 'viewfield-scale'); // update
+
+           var markers = groups.merge(groupsEnter).sort(function (a, b) {
+             return a === selected ? 1 : b === selected ? -1 : b.loc[1] - a.loc[1]; // sort Y
+           }).attr('transform', transform).select('.viewfield-scale');
+           markers.selectAll('circle').data([0]).enter().append('circle').attr('dx', '0').attr('dy', '0').attr('r', '6');
+           var viewfields = markers.selectAll('.viewfield').data(showViewfields ? [0] : []);
+           viewfields.exit().remove();
+           viewfields.enter() // viewfields may or may not be drawn...
+           .insert('path', 'circle') // but if they are, draw below the circles
+           .attr('class', 'viewfield').attr('transform', 'scale(1.5,1.5),translate(-8, -13)').attr('d', 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z');
          }
 
-         function loadIsoStatus(feature) {
-           var props = feature.properties;
+         function drawImages(selection) {
+           var enabled = svgKartaviewImages.enabled,
+               service = getService();
+           layer = selection.selectAll('.layer-kartaview').data(service ? [0] : []);
+           layer.exit().remove();
+           var layerEnter = layer.enter().append('g').attr('class', 'layer-kartaview').style('display', enabled ? 'block' : 'none');
+           layerEnter.append('g').attr('class', 'sequences');
+           layerEnter.append('g').attr('class', 'markers');
+           layer = layerEnter.merge(layer);
 
-           if (!props.isoStatus && props.iso1A2) {
-             props.isoStatus = 'official';
+           if (enabled) {
+             if (service && ~~context.map().zoom() >= minZoom) {
+               editOn();
+               update();
+               service.loadImages(projection);
+             } else {
+               editOff();
+             }
            }
          }
 
-         function loadLevel(feature) {
-           var props = feature.properties;
-           if (props.level) return;
+         drawImages.enabled = function (_) {
+           if (!arguments.length) return svgKartaviewImages.enabled;
+           svgKartaviewImages.enabled = _;
 
-           if (!props.country) {
-             props.level = 'country';
-           } else if (props.isoStatus === 'official') {
-             props.level = 'territory';
+           if (svgKartaviewImages.enabled) {
+             showLayer();
+             context.photos().on('change.kartaview_images', update);
            } else {
-             props.level = 'subterritory';
+             hideLayer();
+             context.photos().on('change.kartaview_images', null);
            }
-         }
 
-         function loadRoadSpeedUnit(feature) {
-           var props = feature.properties;
+           dispatch.call('change');
+           return this;
+         };
 
-           if (props.roadSpeedUnit === undefined && props.iso1A2 && props.iso1A2 !== 'EU') {
-             props.roadSpeedUnit = 'km/h';
-           }
-         }
+         drawImages.supported = function () {
+           return !!getService();
+         };
 
-         function loadDriveSide(feature) {
-           var props = feature.properties;
+         init();
+         return drawImages;
+       }
 
-           if (props.driveSide === undefined && props.iso1A2 && props.iso1A2 !== 'EU') {
-             props.driveSide = 'right';
-           }
+       function svgOsm(projection, context, dispatch) {
+         var enabled = true;
+
+         function drawOsm(selection) {
+           selection.selectAll('.layer-osm').data(['covered', 'areas', 'lines', 'points', 'labels']).enter().append('g').attr('class', function (d) {
+             return 'layer-osm ' + d;
+           });
+           selection.selectAll('.layer-osm.points').selectAll('.points-group').data(['points', 'midpoints', 'vertices', 'turns']).enter().append('g').attr('class', function (d) {
+             return 'points-group ' + d;
+           });
          }
 
-         function loadFlag(feature) {
-           if (!feature.properties.iso1A2) return;
-           var flag = feature.properties.iso1A2.replace(/./g, function (_char) {
-             return String.fromCodePoint(_char.charCodeAt(0) + 127397);
+         function showLayer() {
+           var layer = context.surface().selectAll('.data-layer.osm');
+           layer.interrupt();
+           layer.classed('disabled', false).style('opacity', 0).transition().duration(250).style('opacity', 1).on('end interrupt', function () {
+             dispatch.call('change');
            });
-           feature.properties.emojiFlag = flag;
          }
 
-         function loadMembersForGroupsOf(feature) {
-           var featureID = feature.properties.id;
-           var standardizedGroupIDs = [];
+         function hideLayer() {
+           var layer = context.surface().selectAll('.data-layer.osm');
+           layer.interrupt();
+           layer.transition().duration(250).style('opacity', 0).on('end interrupt', function () {
+             layer.classed('disabled', true);
+             dispatch.call('change');
+           });
+         }
 
-           for (var j in feature.properties.groups) {
-             var groupID = feature.properties.groups[j];
-             var groupFeature = featuresByCode[groupID];
-             standardizedGroupIDs.push(groupFeature.properties.id);
+         drawOsm.enabled = function (val) {
+           if (!arguments.length) return enabled;
+           enabled = val;
 
-             if (groupFeature.properties.members) {
-               groupFeature.properties.members.push(featureID);
-             } else {
-               groupFeature.properties.members = [featureID];
-             }
+           if (enabled) {
+             showLayer();
+           } else {
+             hideLayer();
            }
 
-           feature.properties.groups = standardizedGroupIDs;
-         }
+           dispatch.call('change');
+           return this;
+         };
 
-         function cacheFeatureByIDs(feature) {
-           for (var k in identifierProps) {
-             var prop = identifierProps[k];
-             var id = prop && feature.properties[prop];
+         return drawOsm;
+       }
 
-             if (id) {
-               id = id.replace(idFilterRegex, '').toUpperCase();
-               featuresByCode[id] = feature;
-             }
-           }
+       var _notesEnabled = false;
 
-           if (feature.properties.aliases) {
-             for (var j in feature.properties.aliases) {
-               var alias = feature.properties.aliases[j].replace(idFilterRegex, '').toUpperCase();
-               featuresByCode[alias] = feature;
-             }
-           }
-         }
-       }
+       var _osmService;
 
-       function locArray(loc) {
-         if (Array.isArray(loc)) {
-           return loc;
-         } else if (loc.coordinates) {
-           return loc.coordinates;
+       function svgNotes(projection, context, dispatch) {
+         if (!dispatch) {
+           dispatch = dispatch$8('change');
          }
 
-         return loc.geometry.coordinates;
-       }
+         var throttledRedraw = throttle(function () {
+           dispatch.call('change');
+         }, 1000);
 
-       function smallestFeature(loc) {
-         var query = locArray(loc);
-         var featureProperties = whichPolygonGetter(query);
-         if (!featureProperties) return null;
-         return featuresByCode[featureProperties.id];
-       }
+         var minZoom = 12;
+         var touchLayer = select(null);
+         var drawLayer = select(null);
+         var _notesVisible = false;
 
-       function countryFeature(loc) {
-         var feature = smallestFeature(loc);
-         if (!feature) return null;
-         var countryCode = feature.properties.country || feature.properties.iso1A2;
-         return featuresByCode[countryCode];
-       }
+         function markerPath(selection, klass) {
+           selection.attr('class', klass).attr('transform', 'translate(-8, -22)').attr('d', 'm17.5,0l-15,0c-1.37,0 -2.5,1.12 -2.5,2.5l0,11.25c0,1.37 1.12,2.5 2.5,2.5l3.75,0l0,3.28c0,0.38 0.43,0.6 0.75,0.37l4.87,-3.65l5.62,0c1.37,0 2.5,-1.12 2.5,-2.5l0,-11.25c0,-1.37 -1.12,-2.5 -2.5,-2.5z');
+         } // Loosely-coupled osm service for fetching notes.
 
-       function featureForLoc(loc, opts) {
-         if (opts && opts.level && opts.level !== 'country') {
-           var features = featuresContaining(loc);
-           var targetLevel = opts.level;
-           var targetLevelIndex = levels.indexOf(targetLevel);
-           if (targetLevelIndex === -1) return null;
 
-           for (var i in features) {
-             var _feature3 = features[i];
+         function getService() {
+           if (services.osm && !_osmService) {
+             _osmService = services.osm;
 
-             if (_feature3.properties.level === targetLevel || levels.indexOf(_feature3.properties.level) > targetLevelIndex) {
-               return _feature3;
-             }
+             _osmService.on('loadedNotes', throttledRedraw);
+           } else if (!services.osm && _osmService) {
+             _osmService = null;
            }
 
-           return null;
-         }
+           return _osmService;
+         } // Show the notes
 
-         return countryFeature(loc);
-       }
 
-       function featureForID(id) {
-         var stringID;
+         function editOn() {
+           if (!_notesVisible) {
+             _notesVisible = true;
+             drawLayer.style('display', 'block');
+           }
+         } // Immediately remove the notes and their touch targets
 
-         if (typeof id === 'number') {
-           stringID = id.toString();
 
-           if (stringID.length === 1) {
-             stringID = '00' + stringID;
-           } else if (stringID.length === 2) {
-             stringID = '0' + stringID;
+         function editOff() {
+           if (_notesVisible) {
+             _notesVisible = false;
+             drawLayer.style('display', 'none');
+             drawLayer.selectAll('.note').remove();
+             touchLayer.selectAll('.note').remove();
            }
-         } else {
-           stringID = id.replace(idFilterRegex, '').toUpperCase();
-         }
+         } // Enable the layer.  This shows the notes and transitions them to visible.
 
-         return featuresByCode[stringID] || null;
-       }
 
-       function smallestOrMatchingFeature(query) {
-         if (_typeof(query) === 'object') {
-           return smallestFeature(query);
-         }
+         function layerOn() {
+           editOn();
+           drawLayer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end interrupt', function () {
+             dispatch.call('change');
+           });
+         } // Disable the layer.  This transitions the layer invisible and then hides the notes.
 
-         return featureForID(query);
-       }
 
-       function feature$1(query, opts) {
-         if (_typeof(query) === 'object') {
-           return featureForLoc(query, opts);
-         }
+         function layerOff() {
+           throttledRedraw.cancel();
+           drawLayer.interrupt();
+           touchLayer.selectAll('.note').remove();
+           drawLayer.transition().duration(250).style('opacity', 0).on('end interrupt', function () {
+             editOff();
+             dispatch.call('change');
+           });
+         } // Update the note markers
 
-         return featureForID(query);
-       }
-       function iso1A2Code(query, opts) {
-         var match = feature$1(query, opts);
-         if (!match) return null;
-         return match.properties.iso1A2 || null;
-       }
-       function featuresContaining(query, strict) {
-         var feature = smallestOrMatchingFeature(query);
-         if (!feature) return [];
-         var features = [];
 
-         if (!strict || _typeof(query) === 'object') {
-           features.push(feature);
-         }
+         function updateMarkers() {
+           if (!_notesVisible || !_notesEnabled) return;
+           var service = getService();
+           var selectedID = context.selectedNoteID();
+           var data = service ? service.notes(projection) : [];
+           var getTransform = svgPointTransform(projection); // Draw markers..
 
-         var properties = feature.properties;
+           var notes = drawLayer.selectAll('.note').data(data, function (d) {
+             return d.status + d.id;
+           }); // exit
 
-         for (var i in properties.groups) {
-           var groupID = properties.groups[i];
-           features.push(featuresByCode[groupID]);
-         }
+           notes.exit().remove(); // enter
 
-         return features;
-       }
-       function roadSpeedUnit(query) {
-         var feature = smallestOrMatchingFeature(query);
-         return feature && feature.properties.roadSpeedUnit || null;
-       }
+           var notesEnter = notes.enter().append('g').attr('class', function (d) {
+             return 'note note-' + d.id + ' ' + d.status;
+           }).classed('new', function (d) {
+             return d.id < 0;
+           });
+           notesEnter.append('ellipse').attr('cx', 0.5).attr('cy', 1).attr('rx', 6.5).attr('ry', 3).attr('class', 'stroke');
+           notesEnter.append('path').call(markerPath, 'shadow');
+           notesEnter.append('use').attr('class', 'note-fill').attr('width', '20px').attr('height', '20px').attr('x', '-8px').attr('y', '-22px').attr('xlink:href', '#iD-icon-note');
+           notesEnter.selectAll('.icon-annotation').data(function (d) {
+             return [d];
+           }).enter().append('use').attr('class', 'icon-annotation').attr('width', '10px').attr('height', '10px').attr('x', '-3px').attr('y', '-19px').attr('xlink:href', function (d) {
+             if (d.id < 0) return '#iD-icon-plus';
+             if (d.status === 'open') return '#iD-icon-close';
+             return '#iD-icon-apply';
+           }); // update
 
-       var _dataDeprecated;
+           notes.merge(notesEnter).sort(sortY).classed('selected', function (d) {
+             var mode = context.mode();
+             var isMoving = mode && mode.id === 'drag-note'; // no shadows when dragging
 
-       var _nsi;
+             return !isMoving && d.id === selectedID;
+           }).attr('transform', getTransform); // Draw targets..
 
-       function validationOutdatedTags() {
-         var type = 'outdated_tags';
-         var nsiKeys = ['amenity', 'shop', 'tourism', 'leisure', 'office']; // A concern here in switching to async data means that `_dataDeprecated`
-         // and `_nsi` will not be available at first, so the data on early tiles
-         // may not have tags validated fully.
-         // initialize deprecated tags array
+           if (touchLayer.empty()) return;
+           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
+           var targets = touchLayer.selectAll('.note').data(data, function (d) {
+             return d.id;
+           }); // exit
 
-         _mainFileFetcher.get('deprecated').then(function (d) {
-           return _dataDeprecated = d;
-         })["catch"](function () {
-           /* ignore */
-         });
-         _mainFileFetcher.get('nsi_brands').then(function (d) {
-           _nsi = {
-             brands: d.brands,
-             matcher: matcher$1(),
-             wikidata: {},
-             wikipedia: {}
-           }; // initialize name-suggestion-index matcher
+           targets.exit().remove(); // enter/update
 
-           _nsi.matcher.buildMatchIndex(d.brands); // index all known wikipedia and wikidata tags
+           targets.enter().append('rect').attr('width', '20px').attr('height', '20px').attr('x', '-8px').attr('y', '-22px').merge(targets).sort(sortY).attr('class', function (d) {
+             var newClass = d.id < 0 ? 'new' : '';
+             return 'note target note-' + d.id + ' ' + fillClass + newClass;
+           }).attr('transform', getTransform);
 
+           function sortY(a, b) {
+             if (a.id === selectedID) return 1;
+             if (b.id === selectedID) return -1;
+             return b.loc[1] - a.loc[1];
+           }
+         } // Draw the notes layer and schedule loading notes and updating markers.
 
-           Object.keys(d.brands).forEach(function (kvnd) {
-             var brand = d.brands[kvnd];
-             var wd = brand.tags['brand:wikidata'];
-             var wp = brand.tags['brand:wikipedia'];
 
-             if (wd) {
-               _nsi.wikidata[wd] = kvnd;
-             }
+         function drawNotes(selection) {
+           var service = getService();
+           var surface = context.surface();
 
-             if (wp) {
-               _nsi.wikipedia[wp] = kvnd;
-             }
-           });
-           return _nsi;
-         })["catch"](function () {
-           /* ignore */
-         });
+           if (surface && !surface.empty()) {
+             touchLayer = surface.selectAll('.data-layer.touch .layer-touch.markers');
+           }
 
-         function oldTagIssues(entity, graph) {
-           var oldTags = Object.assign({}, entity.tags); // shallow copy
+           drawLayer = selection.selectAll('.layer-notes').data(service ? [0] : []);
+           drawLayer.exit().remove();
+           drawLayer = drawLayer.enter().append('g').attr('class', 'layer-notes').style('display', _notesEnabled ? 'block' : 'none').merge(drawLayer);
 
-           var preset = _mainPresetIndex.match(entity, graph);
-           var subtype = 'deprecated_tags';
-           if (!preset) return []; // upgrade preset..
+           if (_notesEnabled) {
+             if (service && ~~context.map().zoom() >= minZoom) {
+               editOn();
+               service.loadNotes(projection);
+               updateMarkers();
+             } else {
+               editOff();
+             }
+           }
+         } // Toggles the layer on and off
 
-           if (preset.replacement) {
-             var newPreset = _mainPresetIndex.item(preset.replacement);
-             graph = actionChangePreset(entity.id, preset, newPreset, true
-             /* skip field defaults */
-             )(graph);
-             entity = graph.entity(entity.id);
-             preset = newPreset;
-           } // upgrade tags..
 
+         drawNotes.enabled = function (val) {
+           if (!arguments.length) return _notesEnabled;
+           _notesEnabled = val;
 
-           if (_dataDeprecated) {
-             var deprecatedTags = entity.deprecatedTags(_dataDeprecated);
+           if (_notesEnabled) {
+             layerOn();
+           } else {
+             layerOff();
 
-             if (deprecatedTags.length) {
-               deprecatedTags.forEach(function (tag) {
-                 graph = actionUpgradeTags(entity.id, tag.old, tag.replace)(graph);
-               });
-               entity = graph.entity(entity.id);
+             if (context.selectedNoteID()) {
+               context.enter(modeBrowse(context));
              }
-           } // add missing addTags..
-
+           }
 
-           var newTags = Object.assign({}, entity.tags); // shallow copy
+           dispatch.call('change');
+           return this;
+         };
 
-           if (preset.tags !== preset.addTags) {
-             Object.keys(preset.addTags).forEach(function (k) {
-               if (!newTags[k]) {
-                 if (preset.addTags[k] === '*') {
-                   newTags[k] = 'yes';
-                 } else {
-                   newTags[k] = preset.addTags[k];
-                 }
-               }
-             });
-           }
+         return drawNotes;
+       }
 
-           if (_nsi) {
-             // Do `wikidata` or `wikipedia` identify this entity as a brand?  #6416
-             // If so, these tags can be swapped to `brand:wikidata`/`brand:wikipedia`
-             var isBrand;
+       function svgTouch() {
+         function drawTouch(selection) {
+           selection.selectAll('.layer-touch').data(['areas', 'lines', 'points', 'turns', 'markers']).enter().append('g').attr('class', function (d) {
+             return 'layer-touch ' + d;
+           });
+         }
 
-             if (newTags.wikidata) {
-               // try matching `wikidata`
-               isBrand = _nsi.wikidata[newTags.wikidata];
-             }
+         return drawTouch;
+       }
 
-             if (!isBrand && newTags.wikipedia) {
-               // fallback to `wikipedia`
-               isBrand = _nsi.wikipedia[newTags.wikipedia];
-             }
+       function refresh(selection, node) {
+         var cr = node.getBoundingClientRect();
+         var prop = [cr.width, cr.height];
+         selection.property('__dimensions__', prop);
+         return prop;
+       }
 
-             if (isBrand && !newTags.office) {
-               // but avoid doing this for corporate offices
-               if (newTags.wikidata) {
-                 newTags['brand:wikidata'] = newTags.wikidata;
-                 delete newTags.wikidata;
-               }
+       function utilGetDimensions(selection, force) {
+         if (!selection || selection.empty()) {
+           return [0, 0];
+         }
 
-               if (newTags.wikipedia) {
-                 newTags['brand:wikipedia'] = newTags.wikipedia;
-                 delete newTags.wikipedia;
-               } // I considered setting `name` and other tags here, but they aren't unique per wikidata
-               // (Q2759586 -> in USA "Papa John's", in Russia "Папа Джонс")
-               // So users will really need to use a preset or assign `name` themselves.
+         var node = selection.node(),
+             cached = selection.property('__dimensions__');
+         return !cached || force ? refresh(selection, node) : cached;
+       }
+       function utilSetDimensions(selection, dimensions) {
+         if (!selection || selection.empty()) {
+           return selection;
+         }
 
-             } // try key/value|name match against name-suggestion-index
+         var node = selection.node();
 
+         if (dimensions === null) {
+           refresh(selection, node);
+           return selection;
+         }
 
-             if (newTags.name) {
-               for (var i = 0; i < nsiKeys.length; i++) {
-                 var k = nsiKeys[i];
-                 if (!newTags[k]) continue;
-                 var center = entity.extent(graph).center();
-                 var countryCode = iso1A2Code(center);
+         return selection.property('__dimensions__', [dimensions[0], dimensions[1]]).attr('width', dimensions[0]).attr('height', dimensions[1]);
+       }
 
-                 var match = _nsi.matcher.matchKVN(k, newTags[k], newTags.name, countryCode && countryCode.toLowerCase());
+       function svgLayers(projection, context) {
+         var dispatch = dispatch$8('change');
+         var svg = select(null);
+         var _layers = [{
+           id: 'osm',
+           layer: svgOsm(projection, context, dispatch)
+         }, {
+           id: 'notes',
+           layer: svgNotes(projection, context, dispatch)
+         }, {
+           id: 'data',
+           layer: svgData(projection, context, dispatch)
+         }, {
+           id: 'keepRight',
+           layer: svgKeepRight(projection, context, dispatch)
+         }, {
+           id: 'improveOSM',
+           layer: svgImproveOSM(projection, context, dispatch)
+         }, {
+           id: 'osmose',
+           layer: svgOsmose(projection, context, dispatch)
+         }, {
+           id: 'streetside',
+           layer: svgStreetside(projection, context, dispatch)
+         }, {
+           id: 'mapillary',
+           layer: svgMapillaryImages(projection, context, dispatch)
+         }, {
+           id: 'mapillary-position',
+           layer: svgMapillaryPosition(projection, context)
+         }, {
+           id: 'mapillary-map-features',
+           layer: svgMapillaryMapFeatures(projection, context, dispatch)
+         }, {
+           id: 'mapillary-signs',
+           layer: svgMapillarySigns(projection, context, dispatch)
+         }, {
+           id: 'kartaview',
+           layer: svgKartaviewImages(projection, context, dispatch)
+         }, {
+           id: 'debug',
+           layer: svgDebug(projection, context)
+         }, {
+           id: 'geolocate',
+           layer: svgGeolocate(projection)
+         }, {
+           id: 'touch',
+           layer: svgTouch()
+         }];
 
-                 if (!match) continue; // for now skip ambiguous matches (like Target~(USA) vs Target~(Australia))
+         function drawLayers(selection) {
+           svg = selection.selectAll('.surface').data([0]);
+           svg = svg.enter().append('svg').attr('class', 'surface').merge(svg);
+           var defs = svg.selectAll('.surface-defs').data([0]);
+           defs.enter().append('defs').attr('class', 'surface-defs');
+           var groups = svg.selectAll('.data-layer').data(_layers);
+           groups.exit().remove();
+           groups.enter().append('g').attr('class', function (d) {
+             return 'data-layer ' + d.id;
+           }).merge(groups).each(function (d) {
+             select(this).call(d.layer);
+           });
+         }
 
-                 if (match.d) continue;
-                 var brand = _nsi.brands[match.kvnd];
+         drawLayers.all = function () {
+           return _layers;
+         };
 
-                 if (brand && brand.tags['brand:wikidata'] && brand.tags['brand:wikidata'] !== entity.tags['not:brand:wikidata']) {
-                   subtype = 'noncanonical_brand';
-                   var keepTags = ['takeaway'].reduce(function (acc, k) {
-                     if (newTags[k]) {
-                       acc[k] = newTags[k];
-                     }
+         drawLayers.layer = function (id) {
+           var obj = _layers.find(function (o) {
+             return o.id === id;
+           });
 
-                     return acc;
-                   }, {});
-                   nsiKeys.forEach(function (k) {
-                     return delete newTags[k];
-                   });
-                   Object.assign(newTags, brand.tags, keepTags);
-                   break;
-                 }
-               }
-             }
-           } // determine diff
+           return obj && obj.layer;
+         };
 
+         drawLayers.only = function (what) {
+           var arr = [].concat(what);
 
-           var tagDiff = utilTagDiff(oldTags, newTags);
-           if (!tagDiff.length) return [];
-           var isOnlyAddingTags = tagDiff.every(function (d) {
-             return d.type === '+';
+           var all = _layers.map(function (layer) {
+             return layer.id;
            });
-           var prefix = '';
 
-           if (subtype === 'noncanonical_brand') {
-             prefix = 'noncanonical_brand.';
-           } else if (subtype === 'deprecated_tags' && isOnlyAddingTags) {
-             subtype = 'incomplete_tags';
-             prefix = 'incomplete.';
-           } // don't allow autofixing brand tags
+           return drawLayers.remove(utilArrayDifference(all, arr));
+         };
 
+         drawLayers.remove = function (what) {
+           var arr = [].concat(what);
+           arr.forEach(function (id) {
+             _layers = _layers.filter(function (o) {
+               return o.id !== id;
+             });
+           });
+           dispatch.call('change');
+           return this;
+         };
 
-           var autoArgs = subtype !== 'noncanonical_brand' ? [doUpgrade, _t('issues.fix.upgrade_tags.annotation')] : null;
-           return [new validationIssue({
-             type: type,
-             subtype: subtype,
-             severity: 'warning',
-             message: showMessage,
-             reference: showReference,
-             entityIds: [entity.id],
-             hash: JSON.stringify(tagDiff),
-             dynamicFixes: function dynamicFixes() {
-               return [new validationIssueFix({
-                 autoArgs: autoArgs,
-                 title: _t.html('issues.fix.upgrade_tags.title'),
-                 onClick: function onClick(context) {
-                   context.perform(doUpgrade, _t('issues.fix.upgrade_tags.annotation'));
-                 }
-               })];
+         drawLayers.add = function (what) {
+           var arr = [].concat(what);
+           arr.forEach(function (obj) {
+             if ('id' in obj && 'layer' in obj) {
+               _layers.push(obj);
              }
-           })];
+           });
+           dispatch.call('change');
+           return this;
+         };
 
-           function doUpgrade(graph) {
-             var currEntity = graph.hasEntity(entity.id);
-             if (!currEntity) return graph;
-             var newTags = Object.assign({}, currEntity.tags); // shallow copy
+         drawLayers.dimensions = function (val) {
+           if (!arguments.length) return utilGetDimensions(svg);
+           utilSetDimensions(svg, val);
+           return this;
+         };
 
-             tagDiff.forEach(function (diff) {
-               if (diff.type === '-') {
-                 delete newTags[diff.key];
-               } else if (diff.type === '+') {
-                 newTags[diff.key] = diff.newVal;
-               }
-             });
-             return actionChangeTags(currEntity.id, newTags)(graph);
-           }
+         return utilRebind(drawLayers, dispatch, 'on');
+       }
 
-           function showMessage(context) {
-             var currEntity = context.hasEntity(entity.id);
-             if (!currEntity) return '';
-             var messageID = "issues.outdated_tags.".concat(prefix, "message");
+       function svgLines(projection, context) {
+         var detected = utilDetect();
+         var highway_stack = {
+           motorway: 0,
+           motorway_link: 1,
+           trunk: 2,
+           trunk_link: 3,
+           primary: 4,
+           primary_link: 5,
+           secondary: 6,
+           tertiary: 7,
+           unclassified: 8,
+           residential: 9,
+           service: 10,
+           footway: 11
+         };
 
-             if (subtype === 'noncanonical_brand' && isOnlyAddingTags) {
-               messageID += '_incomplete';
-             }
+         function drawTargets(selection, graph, entities, filter) {
+           var targetClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
+           var nopeClass = context.getDebug('target') ? 'red ' : 'nocolor ';
+           var getPath = svgPath(projection).geojson;
+           var activeID = context.activeID();
+           var base = context.history().base(); // The targets and nopes will be MultiLineString sub-segments of the ways
 
-             return _t.html(messageID, {
-               feature: utilDisplayLabel(currEntity, context.graph())
-             });
-           }
+           var data = {
+             targets: [],
+             nopes: []
+           };
+           entities.forEach(function (way) {
+             var features = svgSegmentWay(way, graph, activeID);
+             data.targets.push.apply(data.targets, features.passive);
+             data.nopes.push.apply(data.nopes, features.active);
+           }); // Targets allow hover and vertex snapping
 
-           function showReference(selection) {
-             var enter = selection.selectAll('.issue-reference').data([0]).enter();
-             enter.append('div').attr('class', 'issue-reference').html(_t.html("issues.outdated_tags.".concat(prefix, "reference")));
-             enter.append('strong').html(_t.html('issues.suggested'));
-             enter.append('table').attr('class', 'tagDiff-table').selectAll('.tagDiff-row').data(tagDiff).enter().append('tr').attr('class', 'tagDiff-row').append('td').attr('class', function (d) {
-               var klass = d.type === '+' ? 'add' : 'remove';
-               return "tagDiff-cell tagDiff-cell-".concat(klass);
-             }).html(function (d) {
-               return d.display;
-             });
-           }
-         }
+           var targetData = data.targets.filter(getPath);
+           var targets = selection.selectAll('.line.target-allowed').filter(function (d) {
+             return filter(d.properties.entity);
+           }).data(targetData, function key(d) {
+             return d.id;
+           }); // exit
 
-         function oldMultipolygonIssues(entity, graph) {
-           var multipolygon, outerWay;
+           targets.exit().remove();
 
-           if (entity.type === 'relation') {
-             outerWay = osmOldMultipolygonOuterMemberOfRelation(entity, graph);
-             multipolygon = entity;
-           } else if (entity.type === 'way') {
-             multipolygon = osmIsOldMultipolygonOuterMember(entity, graph);
-             outerWay = entity;
-           } else {
-             return [];
-           }
+           var segmentWasEdited = function segmentWasEdited(d) {
+             var wayID = d.properties.entity.id; // if the whole line was edited, don't draw segment changes
 
-           if (!multipolygon || !outerWay) return [];
-           return [new validationIssue({
-             type: type,
-             subtype: 'old_multipolygon',
-             severity: 'warning',
-             message: showMessage,
-             reference: showReference,
-             entityIds: [outerWay.id, multipolygon.id],
-             dynamicFixes: function dynamicFixes() {
-               return [new validationIssueFix({
-                 autoArgs: [doUpgrade, _t('issues.fix.move_tags.annotation')],
-                 title: _t.html('issues.fix.move_tags.title'),
-                 onClick: function onClick(context) {
-                   context.perform(doUpgrade, _t('issues.fix.move_tags.annotation'));
-                 }
-               })];
+             if (!base.entities[wayID] || !fastDeepEqual(graph.entities[wayID].nodes, base.entities[wayID].nodes)) {
+               return false;
              }
-           })];
-
-           function doUpgrade(graph) {
-             var currMultipolygon = graph.hasEntity(multipolygon.id);
-             var currOuterWay = graph.hasEntity(outerWay.id);
-             if (!currMultipolygon || !currOuterWay) return graph;
-             currMultipolygon = currMultipolygon.mergeTags(currOuterWay.tags);
-             graph = graph.replace(currMultipolygon);
-             return actionChangeTags(currOuterWay.id, {})(graph);
-           }
 
-           function showMessage(context) {
-             var currMultipolygon = context.hasEntity(multipolygon.id);
-             if (!currMultipolygon) return '';
-             return _t.html('issues.old_multipolygon.message', {
-               multipolygon: utilDisplayLabel(currMultipolygon, context.graph())
+             return d.properties.nodes.some(function (n) {
+               return !base.entities[n.id] || !fastDeepEqual(graph.entities[n.id].loc, base.entities[n.id].loc);
              });
-           }
-
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.old_multipolygon.reference'));
-           }
-         }
+           }; // enter/update
 
-         var validation = function checkOutdatedTags(entity, graph) {
-           var issues = oldMultipolygonIssues(entity, graph);
-           if (!issues.length) issues = oldTagIssues(entity, graph);
-           return issues;
-         };
 
-         validation.type = type;
-         return validation;
-       }
+           targets.enter().append('path').merge(targets).attr('d', getPath).attr('class', function (d) {
+             return 'way line target target-allowed ' + targetClass + d.id;
+           }).classed('segment-edited', segmentWasEdited); // NOPE
 
-       function validationPrivateData() {
-         var type = 'private_data'; // assume that some buildings are private
+           var nopeData = data.nopes.filter(getPath);
+           var nopes = selection.selectAll('.line.target-nope').filter(function (d) {
+             return filter(d.properties.entity);
+           }).data(nopeData, function key(d) {
+             return d.id;
+           }); // exit
 
-         var privateBuildingValues = {
-           detached: true,
-           farm: true,
-           house: true,
-           houseboat: true,
-           residential: true,
-           semidetached_house: true,
-           static_caravan: true
-         }; // but they might be public if they have one of these other tags
+           nopes.exit().remove(); // enter/update
 
-         var publicKeys = {
-           amenity: true,
-           craft: true,
-           historic: true,
-           leisure: true,
-           office: true,
-           shop: true,
-           tourism: true
-         }; // these tags may contain personally identifying info
+           nopes.enter().append('path').merge(nopes).attr('d', getPath).attr('class', function (d) {
+             return 'way line target target-nope ' + nopeClass + d.id;
+           }).classed('segment-edited', segmentWasEdited);
+         }
 
-         var personalTags = {
-           'contact:email': true,
-           'contact:fax': true,
-           'contact:phone': true,
-           email: true,
-           fax: true,
-           phone: true
-         };
+         function drawLines(selection, graph, entities, filter) {
+           var base = context.history().base();
 
-         var validation = function checkPrivateData(entity) {
-           var tags = entity.tags;
-           if (!tags.building || !privateBuildingValues[tags.building]) return [];
-           var keepTags = {};
+           function waystack(a, b) {
+             var selected = context.selectedIDs();
+             var scoreA = selected.indexOf(a.id) !== -1 ? 20 : 0;
+             var scoreB = selected.indexOf(b.id) !== -1 ? 20 : 0;
 
-           for (var k in tags) {
-             if (publicKeys[k]) return []; // probably a public feature
+             if (a.tags.highway) {
+               scoreA -= highway_stack[a.tags.highway];
+             }
 
-             if (!personalTags[k]) {
-               keepTags[k] = tags[k];
+             if (b.tags.highway) {
+               scoreB -= highway_stack[b.tags.highway];
              }
+
+             return scoreA - scoreB;
            }
 
-           var tagDiff = utilTagDiff(tags, keepTags);
-           if (!tagDiff.length) return [];
-           var fixID = tagDiff.length === 1 ? 'remove_tag' : 'remove_tags';
-           return [new validationIssue({
-             type: type,
-             severity: 'warning',
-             message: showMessage,
-             reference: showReference,
-             entityIds: [entity.id],
-             dynamicFixes: function dynamicFixes() {
-               return [new validationIssueFix({
-                 icon: 'iD-operation-delete',
-                 title: _t.html('issues.fix.' + fixID + '.title'),
-                 onClick: function onClick(context) {
-                   context.perform(doUpgrade, _t('issues.fix.upgrade_tags.annotation'));
-                 }
-               })];
-             }
-           })];
+           function drawLineGroup(selection, klass, isSelected) {
+             // Note: Don't add `.selected` class in draw modes
+             var mode = context.mode();
+             var isDrawing = mode && /^draw/.test(mode.id);
+             var selectedClass = !isDrawing && isSelected ? 'selected ' : '';
+             var lines = selection.selectAll('path').filter(filter).data(getPathData(isSelected), osmEntity.key);
+             lines.exit().remove(); // Optimization: Call expensive TagClasses only on enter selection. This
+             // works because osmEntity.key is defined to include the entity v attribute.
 
-           function doUpgrade(graph) {
-             var currEntity = graph.hasEntity(entity.id);
-             if (!currEntity) return graph;
-             var newTags = Object.assign({}, currEntity.tags); // shallow copy
+             lines.enter().append('path').attr('class', function (d) {
+               var prefix = 'way line'; // if this line isn't styled by its own tags
 
-             tagDiff.forEach(function (diff) {
-               if (diff.type === '-') {
-                 delete newTags[diff.key];
-               } else if (diff.type === '+') {
-                 newTags[diff.key] = diff.newVal;
+               if (!d.hasInterestingTags()) {
+                 var parentRelations = graph.parentRelations(d);
+                 var parentMultipolygons = parentRelations.filter(function (relation) {
+                   return relation.isMultipolygon();
+                 }); // and if it's a member of at least one multipolygon relation
+
+                 if (parentMultipolygons.length > 0 && // and only multipolygon relations
+                 parentRelations.length === parentMultipolygons.length) {
+                   // then fudge the classes to style this as an area edge
+                   prefix = 'relation area';
+                 }
                }
-             });
-             return actionChangeTags(currEntity.id, newTags)(graph);
+
+               var oldMPClass = oldMultiPolygonOuters[d.id] ? 'old-multipolygon ' : '';
+               return prefix + ' ' + klass + ' ' + selectedClass + oldMPClass + d.id;
+             }).classed('added', function (d) {
+               return !base.entities[d.id];
+             }).classed('geometry-edited', function (d) {
+               return graph.entities[d.id] && base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].nodes, base.entities[d.id].nodes);
+             }).classed('retagged', function (d) {
+               return graph.entities[d.id] && base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].tags, base.entities[d.id].tags);
+             }).call(svgTagClasses()).merge(lines).sort(waystack).attr('d', getPath).call(svgTagClasses().tags(svgRelationMemberTags(graph)));
+             return selection;
            }
 
-           function showMessage(context) {
-             var currEntity = context.hasEntity(this.entityIds[0]);
-             if (!currEntity) return '';
-             return _t.html('issues.private_data.contact.message', {
-               feature: utilDisplayLabel(currEntity, context.graph())
-             });
+           function getPathData(isSelected) {
+             return function () {
+               var layer = this.parentNode.__data__;
+               var data = pathdata[layer] || [];
+               return data.filter(function (d) {
+                 if (isSelected) {
+                   return context.selectedIDs().indexOf(d.id) !== -1;
+                 } else {
+                   return context.selectedIDs().indexOf(d.id) === -1;
+                 }
+               });
+             };
            }
 
-           function showReference(selection) {
-             var enter = selection.selectAll('.issue-reference').data([0]).enter();
-             enter.append('div').attr('class', 'issue-reference').html(_t.html('issues.private_data.reference'));
-             enter.append('strong').html(_t.html('issues.suggested'));
-             enter.append('table').attr('class', 'tagDiff-table').selectAll('.tagDiff-row').data(tagDiff).enter().append('tr').attr('class', 'tagDiff-row').append('td').attr('class', function (d) {
-               var klass = d.type === '+' ? 'add' : 'remove';
-               return 'tagDiff-cell tagDiff-cell-' + klass;
-             }).html(function (d) {
-               return d.display;
+           function addMarkers(layergroup, pathclass, groupclass, groupdata, marker) {
+             var markergroup = layergroup.selectAll('g.' + groupclass).data([pathclass]);
+             markergroup = markergroup.enter().append('g').attr('class', groupclass).merge(markergroup);
+             var markers = markergroup.selectAll('path').filter(filter).data(function data() {
+               return groupdata[this.parentNode.__data__] || [];
+             }, function key(d) {
+               return [d.id, d.index];
+             });
+             markers.exit().remove();
+             markers = markers.enter().append('path').attr('class', pathclass).merge(markers).attr('marker-mid', marker).attr('d', function (d) {
+               return d.d;
              });
+
+             if (detected.ie) {
+               markers.each(function () {
+                 this.parentNode.insertBefore(this, this);
+               });
+             }
            }
-         };
 
-         validation.type = type;
-         return validation;
-       }
+           var getPath = svgPath(projection, graph);
+           var ways = [];
+           var onewaydata = {};
+           var sideddata = {};
+           var oldMultiPolygonOuters = {};
 
-       var _discardNameRegexes = [];
-       function validationSuspiciousName() {
-         var type = 'suspicious_name';
-         var keysToTestForGenericValues = ['aerialway', 'aeroway', 'amenity', 'building', 'craft', 'highway', 'leisure', 'railway', 'man_made', 'office', 'shop', 'tourism', 'waterway']; // A concern here in switching to async data means that `_nsiFilters` will not
-         // be available at first, so the data on early tiles may not have tags validated fully.
+           for (var i = 0; i < entities.length; i++) {
+             var entity = entities[i];
+             var outer = osmOldMultipolygonOuterMember(entity, graph);
 
-         _mainFileFetcher.get('nsi_filters').then(function (filters) {
-           // known list of generic names (e.g. "bar")
-           _discardNameRegexes = filters.discardNames.map(function (discardName) {
-             return new RegExp(discardName, 'i');
-           });
-         })["catch"](function () {
-           /* ignore */
-         });
+             if (outer) {
+               ways.push(entity.mergeTags(outer.tags));
+               oldMultiPolygonOuters[outer.id] = true;
+             } else if (entity.geometry(graph) === 'line') {
+               ways.push(entity);
+             }
+           }
 
-         function isDiscardedSuggestionName(lowercaseName) {
-           return _discardNameRegexes.some(function (regex) {
-             return regex.test(lowercaseName);
+           ways = ways.filter(getPath);
+           var pathdata = utilArrayGroupBy(ways, function (way) {
+             return way.layer();
            });
-         } // test if the name is just the key or tag value (e.g. "park")
-
+           Object.keys(pathdata).forEach(function (k) {
+             var v = pathdata[k];
+             var onewayArr = v.filter(function (d) {
+               return d.isOneWay();
+             });
+             var onewaySegments = svgMarkerSegments(projection, graph, 35, function shouldReverse(entity) {
+               return entity.tags.oneway === '-1';
+             }, function bothDirections(entity) {
+               return entity.tags.oneway === 'reversible' || entity.tags.oneway === 'alternating';
+             });
+             onewaydata[k] = utilArrayFlatten(onewayArr.map(onewaySegments));
+             var sidedArr = v.filter(function (d) {
+               return d.isSided();
+             });
+             var sidedSegments = svgMarkerSegments(projection, graph, 30, function shouldReverse() {
+               return false;
+             }, function bothDirections() {
+               return false;
+             });
+             sideddata[k] = utilArrayFlatten(sidedArr.map(sidedSegments));
+           });
+           var covered = selection.selectAll('.layer-osm.covered'); // under areas
 
-         function nameMatchesRawTag(lowercaseName, tags) {
-           for (var i = 0; i < keysToTestForGenericValues.length; i++) {
-             var key = keysToTestForGenericValues[i];
-             var val = tags[key];
+           var uncovered = selection.selectAll('.layer-osm.lines'); // over areas
 
-             if (val) {
-               val = val.toLowerCase();
+           var touchLayer = selection.selectAll('.layer-touch.lines'); // Draw lines..
 
-               if (key === lowercaseName || val === lowercaseName || key.replace(/\_/g, ' ') === lowercaseName || val.replace(/\_/g, ' ') === lowercaseName) {
-                 return true;
-               }
-             }
-           }
+           [covered, uncovered].forEach(function (selection) {
+             var range = selection === covered ? range$1(-10, 0) : range$1(0, 11);
+             var layergroup = selection.selectAll('g.layergroup').data(range);
+             layergroup = layergroup.enter().append('g').attr('class', function (d) {
+               return 'layergroup layer' + String(d);
+             }).merge(layergroup);
+             layergroup.selectAll('g.linegroup').data(['shadow', 'casing', 'stroke', 'shadow-highlighted', 'casing-highlighted', 'stroke-highlighted']).enter().append('g').attr('class', function (d) {
+               return 'linegroup line-' + d;
+             });
+             layergroup.selectAll('g.line-shadow').call(drawLineGroup, 'shadow', false);
+             layergroup.selectAll('g.line-casing').call(drawLineGroup, 'casing', false);
+             layergroup.selectAll('g.line-stroke').call(drawLineGroup, 'stroke', false);
+             layergroup.selectAll('g.line-shadow-highlighted').call(drawLineGroup, 'shadow', true);
+             layergroup.selectAll('g.line-casing-highlighted').call(drawLineGroup, 'casing', true);
+             layergroup.selectAll('g.line-stroke-highlighted').call(drawLineGroup, 'stroke', true);
+             addMarkers(layergroup, 'oneway', 'onewaygroup', onewaydata, 'url(#ideditor-oneway-marker)');
+             addMarkers(layergroup, 'sided', 'sidedgroup', sideddata, function marker(d) {
+               var category = graph.entity(d.id).sidednessIdentifier();
+               return 'url(#ideditor-sided-marker-' + category + ')';
+             });
+           }); // Draw touch targets..
 
-           return false;
+           touchLayer.call(drawTargets, graph, ways, filter);
          }
 
-         function isGenericName(name, tags) {
-           name = name.toLowerCase();
-           return nameMatchesRawTag(name, tags) || isDiscardedSuggestionName(name);
-         }
+         return drawLines;
+       }
 
-         function makeGenericNameIssue(entityId, nameKey, genericName, langCode) {
-           return new validationIssue({
-             type: type,
-             subtype: 'generic_name',
-             severity: 'warning',
-             message: function message(context) {
-               var entity = context.hasEntity(this.entityIds[0]);
-               if (!entity) return '';
-               var preset = _mainPresetIndex.match(entity, context.graph());
-               var langName = langCode && _mainLocalizer.languageName(langCode);
-               return _t.html('issues.generic_name.message' + (langName ? '_language' : ''), {
-                 feature: preset.name(),
-                 name: genericName,
-                 language: langName
-               });
-             },
-             reference: showReference,
-             entityIds: [entityId],
-             hash: nameKey + '=' + genericName,
-             dynamicFixes: function dynamicFixes() {
-               return [new validationIssueFix({
-                 icon: 'iD-operation-delete',
-                 title: _t.html('issues.fix.remove_the_name.title'),
-                 onClick: function onClick(context) {
-                   var entityId = this.issue.entityIds[0];
-                   var entity = context.entity(entityId);
-                   var tags = Object.assign({}, entity.tags); // shallow copy
+       function svgMidpoints(projection, context) {
+         var targetRadius = 8;
 
-                   delete tags[nameKey];
-                   context.perform(actionChangeTags(entityId, tags), _t('issues.fix.remove_generic_name.annotation'));
-                 }
-               })];
-             }
+         function drawTargets(selection, graph, entities, filter) {
+           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
+           var getTransform = svgPointTransform(projection).geojson;
+           var data = entities.map(function (midpoint) {
+             return {
+               type: 'Feature',
+               id: midpoint.id,
+               properties: {
+                 target: true,
+                 entity: midpoint
+               },
+               geometry: {
+                 type: 'Point',
+                 coordinates: midpoint.loc
+               }
+             };
            });
+           var targets = selection.selectAll('.midpoint.target').filter(function (d) {
+             return filter(d.properties.entity);
+           }).data(data, function key(d) {
+             return d.id;
+           }); // exit
 
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.generic_name.reference'));
-           }
-         }
+           targets.exit().remove(); // enter/update
 
-         function makeIncorrectNameIssue(entityId, nameKey, incorrectName, langCode) {
-           return new validationIssue({
-             type: type,
-             subtype: 'not_name',
-             severity: 'warning',
-             message: function message(context) {
-               var entity = context.hasEntity(this.entityIds[0]);
-               if (!entity) return '';
-               var preset = _mainPresetIndex.match(entity, context.graph());
-               var langName = langCode && _mainLocalizer.languageName(langCode);
-               return _t.html('issues.incorrect_name.message' + (langName ? '_language' : ''), {
-                 feature: preset.name(),
-                 name: incorrectName,
-                 language: langName
-               });
-             },
-             reference: showReference,
-             entityIds: [entityId],
-             hash: nameKey + '=' + incorrectName,
-             dynamicFixes: function dynamicFixes() {
-               return [new validationIssueFix({
-                 icon: 'iD-operation-delete',
-                 title: _t.html('issues.fix.remove_the_name.title'),
-                 onClick: function onClick(context) {
-                   var entityId = this.issue.entityIds[0];
-                   var entity = context.entity(entityId);
-                   var tags = Object.assign({}, entity.tags); // shallow copy
+           targets.enter().append('circle').attr('r', targetRadius).merge(targets).attr('class', function (d) {
+             return 'node midpoint target ' + fillClass + d.id;
+           }).attr('transform', getTransform);
+         }
 
-                   delete tags[nameKey];
-                   context.perform(actionChangeTags(entityId, tags), _t('issues.fix.remove_mistaken_name.annotation'));
-                 }
-               })];
-             }
-           });
+         function drawMidpoints(selection, graph, entities, filter, extent) {
+           var drawLayer = selection.selectAll('.layer-osm.points .points-group.midpoints');
+           var touchLayer = selection.selectAll('.layer-touch.points');
+           var mode = context.mode();
 
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.generic_name.reference'));
+           if (mode && mode.id !== 'select' || !context.map().withinEditableZoom()) {
+             drawLayer.selectAll('.midpoint').remove();
+             touchLayer.selectAll('.midpoint.target').remove();
+             return;
            }
-         }
 
-         var validation = function checkGenericName(entity) {
-           // a generic name is okay if it's a known brand or entity
-           if (entity.hasWikidata()) return [];
-           var issues = [];
-           var notNames = (entity.tags['not:name'] || '').split(';');
+           var poly = extent.polygon();
+           var midpoints = {};
 
-           for (var key in entity.tags) {
-             var m = key.match(/^name(?:(?::)([a-zA-Z_-]+))?$/);
-             if (!m) continue;
-             var langCode = m.length >= 2 ? m[1] : null;
-             var value = entity.tags[key];
+           for (var i = 0; i < entities.length; i++) {
+             var entity = entities[i];
+             if (entity.type !== 'way') continue;
+             if (!filter(entity)) continue;
+             if (context.selectedIDs().indexOf(entity.id) < 0) continue;
+             var nodes = graph.childNodes(entity);
 
-             if (notNames.length) {
-               for (var i in notNames) {
-                 var notName = notNames[i];
+             for (var j = 0; j < nodes.length - 1; j++) {
+               var a = nodes[j];
+               var b = nodes[j + 1];
+               var id = [a.id, b.id].sort().join('-');
 
-                 if (notName && value === notName) {
-                   issues.push(makeIncorrectNameIssue(entity.id, key, value, langCode));
-                   continue;
+               if (midpoints[id]) {
+                 midpoints[id].parents.push(entity);
+               } else if (geoVecLength(projection(a.loc), projection(b.loc)) > 40) {
+                 var point = geoVecInterp(a.loc, b.loc, 0.5);
+                 var loc = null;
+
+                 if (extent.intersects(point)) {
+                   loc = point;
+                 } else {
+                   for (var k = 0; k < 4; k++) {
+                     point = geoLineIntersection([a.loc, b.loc], [poly[k], poly[k + 1]]);
+
+                     if (point && geoVecLength(projection(a.loc), projection(point)) > 20 && geoVecLength(projection(b.loc), projection(point)) > 20) {
+                       loc = point;
+                       break;
+                     }
+                   }
+                 }
+
+                 if (loc) {
+                   midpoints[id] = {
+                     type: 'midpoint',
+                     id: id,
+                     loc: loc,
+                     edge: [a.id, b.id],
+                     parents: [entity]
+                   };
                  }
                }
              }
+           }
 
-             if (isGenericName(value, entity.tags)) {
-               issues.push(makeGenericNameIssue(entity.id, key, value, langCode));
+           function midpointFilter(d) {
+             if (midpoints[d.id]) return true;
+
+             for (var i = 0; i < d.parents.length; i++) {
+               if (filter(d.parents[i])) {
+                 return true;
+               }
              }
+
+             return false;
            }
 
-           return issues;
-         };
+           var groups = drawLayer.selectAll('.midpoint').filter(midpointFilter).data(Object.values(midpoints), function (d) {
+             return d.id;
+           });
+           groups.exit().remove();
+           var enter = groups.enter().insert('g', ':first-child').attr('class', 'midpoint');
+           enter.append('polygon').attr('points', '-6,8 10,0 -6,-8').attr('class', 'shadow');
+           enter.append('polygon').attr('points', '-3,4 5,0 -3,-4').attr('class', 'fill');
+           groups = groups.merge(enter).attr('transform', function (d) {
+             var translate = svgPointTransform(projection);
+             var a = graph.entity(d.edge[0]);
+             var b = graph.entity(d.edge[1]);
+             var angle = geoAngle(a, b, projection) * (180 / Math.PI);
+             return translate(d) + ' rotate(' + angle + ')';
+           }).call(svgTagClasses().tags(function (d) {
+             return d.parents[0].tags;
+           })); // Propagate data bindings.
+
+           groups.select('polygon.shadow');
+           groups.select('polygon.fill'); // Draw touch targets..
+
+           touchLayer.call(drawTargets, graph, Object.values(midpoints), midpointFilter);
+         }
 
-         validation.type = type;
-         return validation;
+         return drawMidpoints;
        }
 
-       function validationUnsquareWay(context) {
-         var type = 'unsquare_way';
-         var DEFAULT_DEG_THRESHOLD = 5; // see also issues.js
-         // use looser epsilon for detection to reduce warnings of buildings that are essentially square already
+       function svgPoints(projection, context) {
+         function markerPath(selection, klass) {
+           selection.attr('class', klass).attr('transform', 'translate(-8, -23)').attr('d', 'M 17,8 C 17,13 11,21 8.5,23.5 C 6,21 0,13 0,8 C 0,4 4,-0.5 8.5,-0.5 C 13,-0.5 17,4 17,8 z');
+         }
 
-         var epsilon = 0.05;
-         var nodeThreshold = 10;
+         function sortY(a, b) {
+           return b.loc[1] - a.loc[1];
+         } // Avoid exit/enter if we're just moving stuff around.
+         // The node will get a new version but we only need to run the update selection.
 
-         function isBuilding(entity, graph) {
-           if (entity.type !== 'way' || entity.geometry(graph) !== 'area') return false;
-           return entity.tags.building && entity.tags.building !== 'no';
+
+         function fastEntityKey(d) {
+           var mode = context.mode();
+           var isMoving = mode && /^(add|draw|drag|move|rotate)/.test(mode.id);
+           return isMoving ? d.id : osmEntity.key(d);
          }
 
-         var validation = function checkUnsquareWay(entity, graph) {
-           if (!isBuilding(entity, graph)) return []; // don't flag ways marked as physically unsquare
+         function drawTargets(selection, graph, entities, filter) {
+           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
+           var getTransform = svgPointTransform(projection).geojson;
+           var activeID = context.activeID();
+           var data = [];
+           entities.forEach(function (node) {
+             if (activeID === node.id) return; // draw no target on the activeID
 
-           if (entity.tags.nonsquare === 'yes') return [];
-           var isClosed = entity.isClosed();
-           if (!isClosed) return []; // this building has bigger problems
-           // don't flag ways with lots of nodes since they are likely detail-mapped
+             data.push({
+               type: 'Feature',
+               id: node.id,
+               properties: {
+                 target: true,
+                 entity: node
+               },
+               geometry: node.asGeoJSON()
+             });
+           });
+           var targets = selection.selectAll('.point.target').filter(function (d) {
+             return filter(d.properties.entity);
+           }).data(data, function key(d) {
+             return d.id;
+           }); // exit
 
-           var nodes = graph.childNodes(entity).slice(); // shallow copy
+           targets.exit().remove(); // enter/update
 
-           if (nodes.length > nodeThreshold + 1) return []; // +1 because closing node appears twice
-           // ignore if not all nodes are fully downloaded
+           targets.enter().append('rect').attr('x', -10).attr('y', -26).attr('width', 20).attr('height', 30).merge(targets).attr('class', function (d) {
+             return 'node point target ' + fillClass + d.id;
+           }).attr('transform', getTransform);
+         }
 
-           var osm = services.osm;
-           if (!osm || nodes.some(function (node) {
-             return !osm.isDataLoaded(node.loc);
-           })) return []; // don't flag connected ways to avoid unresolvable unsquare loops
+         function drawPoints(selection, graph, entities, filter) {
+           var wireframe = context.surface().classed('fill-wireframe');
+           var zoom = geoScaleToZoom(projection.scale());
+           var base = context.history().base(); // Points with a direction will render as vertices at higher zooms..
 
-           var hasConnectedSquarableWays = nodes.some(function (node) {
-             return graph.parentWays(node).some(function (way) {
-               if (way.id === entity.id) return false;
-               if (isBuilding(way, graph)) return true;
-               return graph.parentRelations(way).some(function (parentRelation) {
-                 return parentRelation.isMultipolygon() && parentRelation.tags.building && parentRelation.tags.building !== 'no';
-               });
-             });
-           });
-           if (hasConnectedSquarableWays) return []; // user-configurable square threshold
+           function renderAsPoint(entity) {
+             return entity.geometry(graph) === 'point' && !(zoom >= 18 && entity.directions(graph, projection).length);
+           } // All points will render as vertices in wireframe mode too..
 
-           var storedDegreeThreshold = corePreferences('validate-square-degrees');
-           var degreeThreshold = isNaN(storedDegreeThreshold) ? DEFAULT_DEG_THRESHOLD : parseFloat(storedDegreeThreshold);
-           var points = nodes.map(function (node) {
-             return context.projection(node.loc);
-           });
-           if (!geoOrthoCanOrthogonalize(points, isClosed, epsilon, degreeThreshold, true)) return [];
-           var autoArgs; // don't allow autosquaring features linked to wikidata
 
-           if (!entity.tags.wikidata) {
-             // use same degree threshold as for detection
-             var autoAction = actionOrthogonalize(entity.id, context.projection, undefined, degreeThreshold);
-             autoAction.transitionable = false; // when autofixing, do it instantly
+           var points = wireframe ? [] : entities.filter(renderAsPoint);
+           points.sort(sortY);
+           var drawLayer = selection.selectAll('.layer-osm.points .points-group.points');
+           var touchLayer = selection.selectAll('.layer-touch.points'); // Draw points..
 
-             autoArgs = [autoAction, _t('operations.orthogonalize.annotation.feature', {
-               n: 1
-             })];
-           }
+           var groups = drawLayer.selectAll('g.point').filter(filter).data(points, fastEntityKey);
+           groups.exit().remove();
+           var enter = groups.enter().append('g').attr('class', function (d) {
+             return 'node point ' + d.id;
+           }).order();
+           enter.append('path').call(markerPath, 'shadow');
+           enter.append('ellipse').attr('cx', 0.5).attr('cy', 1).attr('rx', 6.5).attr('ry', 3).attr('class', 'stroke');
+           enter.append('path').call(markerPath, 'stroke');
+           enter.append('use').attr('transform', 'translate(-5, -19)').attr('class', 'icon').attr('width', '11px').attr('height', '11px');
+           groups = groups.merge(enter).attr('transform', svgPointTransform(projection)).classed('added', function (d) {
+             return !base.entities[d.id]; // if it doesn't exist in the base graph, it's new
+           }).classed('moved', function (d) {
+             return base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].loc, base.entities[d.id].loc);
+           }).classed('retagged', function (d) {
+             return base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].tags, base.entities[d.id].tags);
+           }).call(svgTagClasses());
+           groups.select('.shadow'); // propagate bound data
 
-           return [new validationIssue({
-             type: type,
-             subtype: 'building',
-             severity: 'warning',
-             message: function message(context) {
-               var entity = context.hasEntity(this.entityIds[0]);
-               return entity ? _t.html('issues.unsquare_way.message', {
-                 feature: utilDisplayLabel(entity, context.graph())
-               }) : '';
-             },
-             reference: showReference,
-             entityIds: [entity.id],
-             hash: JSON.stringify(autoArgs !== undefined) + degreeThreshold,
-             dynamicFixes: function dynamicFixes() {
-               return [new validationIssueFix({
-                 icon: 'iD-operation-orthogonalize',
-                 title: _t.html('issues.fix.square_feature.title'),
-                 autoArgs: autoArgs,
-                 onClick: function onClick(context, completionHandler) {
-                   var entityId = this.issue.entityIds[0]; // use same degree threshold as for detection
+           groups.select('.stroke'); // propagate bound data
 
-                   context.perform(actionOrthogonalize(entityId, context.projection, undefined, degreeThreshold), _t('operations.orthogonalize.annotation.feature', {
-                     n: 1
-                   })); // run after the squaring transition (currently 150ms)
+           groups.select('.icon') // propagate bound data
+           .attr('xlink:href', function (entity) {
+             var preset = _mainPresetIndex.match(entity, graph);
+             var picon = preset && preset.icon;
 
-                   window.setTimeout(function () {
-                     completionHandler();
-                   }, 175);
-                 }
-               })
-               /*
-               new validationIssueFix({
-                   title: t.html('issues.fix.tag_as_unsquare.title'),
-                   onClick: function(context) {
-                       var entityId = this.issue.entityIds[0];
-                       var entity = context.entity(entityId);
-                       var tags = Object.assign({}, entity.tags);  // shallow copy
-                       tags.nonsquare = 'yes';
-                       context.perform(
-                           actionChangeTags(entityId, tags),
-                           t('issues.fix.tag_as_unsquare.annotation')
-                       );
-                   }
-               })
-               */
-               ];
+             if (!picon) {
+               return '';
+             } else {
+               var isMaki = /^maki-/.test(picon);
+               return '#' + picon + (isMaki ? '-11' : '');
              }
-           })];
+           }); // Draw touch targets..
 
-           function showReference(selection) {
-             selection.selectAll('.issue-reference').data([0]).enter().append('div').attr('class', 'issue-reference').html(_t.html('issues.unsquare_way.buildings.reference'));
-           }
-         };
+           touchLayer.call(drawTargets, graph, points, filter);
+         }
 
-         validation.type = type;
-         return validation;
+         return drawPoints;
        }
 
-       var Validations = /*#__PURE__*/Object.freeze({
-               __proto__: null,
-               validationAlmostJunction: validationAlmostJunction,
-               validationCloseNodes: validationCloseNodes,
-               validationCrossingWays: validationCrossingWays,
-               validationDisconnectedWay: validationDisconnectedWay,
-               validationFormatting: validationFormatting,
-               validationHelpRequest: validationHelpRequest,
-               validationImpossibleOneway: validationImpossibleOneway,
-               validationIncompatibleSource: validationIncompatibleSource,
-               validationMaprules: validationMaprules,
-               validationMismatchedGeometry: validationMismatchedGeometry,
-               validationMissingRole: validationMissingRole,
-               validationMissingTag: validationMissingTag,
-               validationOutdatedTags: validationOutdatedTags,
-               validationPrivateData: validationPrivateData,
-               validationSuspiciousName: validationSuspiciousName,
-               validationUnsquareWay: validationUnsquareWay
-       });
-
-       function coreValidator(context) {
-         var dispatch$1 = dispatch('validated', 'focusedIssue');
-         var validator = utilRebind({}, dispatch$1, 'on');
-         var _rules = {};
-         var _disabledRules = {};
-         var _ignoredIssueIDs = {}; // issue.id -> true
-
-         var _baseCache = validationCache(); // issues before any user edits
+       function svgTurns(projection, context) {
+         function icon(turn) {
+           var u = turn.u ? '-u' : '';
+           if (turn.no) return '#iD-turn-no' + u;
+           if (turn.only) return '#iD-turn-only' + u;
+           return '#iD-turn-yes' + u;
+         }
 
+         function drawTurns(selection, graph, turns) {
+           function turnTransform(d) {
+             var pxRadius = 50;
+             var toWay = graph.entity(d.to.way);
+             var toPoints = graph.childNodes(toWay).map(function (n) {
+               return n.loc;
+             }).map(projection);
+             var toLength = geoPathLength(toPoints);
+             var mid = toLength / 2; // midpoint of destination way
 
-         var _headCache = validationCache(); // issues after all user edits
+             var toNode = graph.entity(d.to.node);
+             var toVertex = graph.entity(d.to.vertex);
+             var a = geoAngle(toVertex, toNode, projection);
+             var o = projection(toVertex.loc);
+             var r = d.u ? 0 // u-turn: no radius
+             : !toWay.__via ? pxRadius // leaf way: put marker at pxRadius
+             : Math.min(mid, pxRadius); // via way: prefer pxRadius, fallback to mid for very short ways
 
+             return 'translate(' + (r * Math.cos(a) + o[0]) + ',' + (r * Math.sin(a) + o[1]) + ') ' + 'rotate(' + a * 180 / Math.PI + ')';
+           }
 
-         var _validatedGraph = null;
+           var drawLayer = selection.selectAll('.layer-osm.points .points-group.turns');
+           var touchLayer = selection.selectAll('.layer-touch.turns'); // Draw turns..
 
-         var _deferred = new Set(); //
-         // initialize the validator rulesets
-         //
+           var groups = drawLayer.selectAll('g.turn').data(turns, function (d) {
+             return d.key;
+           }); // exit
 
+           groups.exit().remove(); // enter
 
-         validator.init = function () {
-           Object.values(Validations).forEach(function (validation) {
-             if (typeof validation !== 'function') return;
-             var fn = validation(context);
-             var key = fn.type;
-             _rules[key] = fn;
+           var groupsEnter = groups.enter().append('g').attr('class', function (d) {
+             return 'turn ' + d.key;
            });
-           var disabledRules = corePreferences('validate-disabledRules');
+           var turnsEnter = groupsEnter.filter(function (d) {
+             return !d.u;
+           });
+           turnsEnter.append('rect').attr('transform', 'translate(-22, -12)').attr('width', '44').attr('height', '24');
+           turnsEnter.append('use').attr('transform', 'translate(-22, -12)').attr('width', '44').attr('height', '24');
+           var uEnter = groupsEnter.filter(function (d) {
+             return d.u;
+           });
+           uEnter.append('circle').attr('r', '16');
+           uEnter.append('use').attr('transform', 'translate(-16, -16)').attr('width', '32').attr('height', '32'); // update
 
-           if (disabledRules) {
-             disabledRules.split(',').forEach(function (key) {
-               _disabledRules[key] = true;
-             });
-           }
-         };
+           groups = groups.merge(groupsEnter).attr('opacity', function (d) {
+             return d.direct === false ? '0.7' : null;
+           }).attr('transform', turnTransform);
+           groups.select('use').attr('xlink:href', icon);
+           groups.select('rect'); // propagate bound data
 
-         function reset(resetIgnored) {
-           Array.from(_deferred).forEach(function (handle) {
-             window.cancelIdleCallback(handle);
+           groups.select('circle'); // propagate bound data
+           // Draw touch targets..
 
-             _deferred["delete"](handle);
-           }); // clear caches
+           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
+           groups = touchLayer.selectAll('g.turn').data(turns, function (d) {
+             return d.key;
+           }); // exit
 
-           if (resetIgnored) _ignoredIssueIDs = {};
-           _baseCache = validationCache();
-           _headCache = validationCache();
-           _validatedGraph = null;
-         } //
-         // clear caches, called whenever iD resets after a save
-         //
+           groups.exit().remove(); // enter
 
+           groupsEnter = groups.enter().append('g').attr('class', function (d) {
+             return 'turn ' + d.key;
+           });
+           turnsEnter = groupsEnter.filter(function (d) {
+             return !d.u;
+           });
+           turnsEnter.append('rect').attr('class', 'target ' + fillClass).attr('transform', 'translate(-22, -12)').attr('width', '44').attr('height', '24');
+           uEnter = groupsEnter.filter(function (d) {
+             return d.u;
+           });
+           uEnter.append('circle').attr('class', 'target ' + fillClass).attr('r', '16'); // update
 
-         validator.reset = function () {
-           reset(true);
-         };
+           groups = groups.merge(groupsEnter).attr('transform', turnTransform);
+           groups.select('rect'); // propagate bound data
 
-         validator.resetIgnoredIssues = function () {
-           _ignoredIssueIDs = {}; // reload UI
+           groups.select('circle'); // propagate bound data
 
-           dispatch$1.call('validated');
-         }; // must update issues when the user changes the unsquare thereshold
+           return this;
+         }
 
+         return drawTurns;
+       }
 
-         validator.reloadUnsquareIssues = function () {
-           reloadUnsquareIssues(_headCache, context.graph());
-           reloadUnsquareIssues(_baseCache, context.history().base());
-           dispatch$1.call('validated');
+       function svgVertices(projection, context) {
+         var radiuses = {
+           //       z16-, z17,   z18+,  w/icon
+           shadow: [6, 7.5, 7.5, 12],
+           stroke: [2.5, 3.5, 3.5, 8],
+           fill: [1, 1.5, 1.5, 1.5]
          };
 
-         function reloadUnsquareIssues(cache, graph) {
-           var checkUnsquareWay = _rules.unsquare_way;
-           if (typeof checkUnsquareWay !== 'function') return; // uncache existing
+         var _currHoverTarget;
 
-           cache.uncacheIssuesOfType('unsquare_way');
-           var buildings = context.history().tree().intersects(geoExtent([-180, -90], [180, 90]), graph) // everywhere
-           .filter(function (entity) {
-             return entity.type === 'way' && entity.tags.building && entity.tags.building !== 'no';
-           }); // rerun for all buildings
+         var _currPersistent = {};
+         var _currHover = {};
+         var _prevHover = {};
+         var _currSelected = {};
+         var _prevSelected = {};
+         var _radii = {};
 
-           buildings.forEach(function (entity) {
-             var detected = checkUnsquareWay(entity, graph);
-             if (detected.length !== 1) return;
-             var issue = detected[0];
+         function sortY(a, b) {
+           return b.loc[1] - a.loc[1];
+         } // Avoid exit/enter if we're just moving stuff around.
+         // The node will get a new version but we only need to run the update selection.
 
-             if (!cache.issuesByEntityID[entity.id]) {
-               cache.issuesByEntityID[entity.id] = new Set();
-             }
 
-             cache.issuesByEntityID[entity.id].add(issue.id);
-             cache.issuesByIssueID[issue.id] = issue;
-           });
-         } // options = {
-         //     what: 'all',     // 'all' or 'edited'
-         //     where: 'all',   // 'all' or 'visible'
-         //     includeIgnored: false   // true, false, or 'only'
-         //     includeDisabledRules: false   // true, false, or 'only'
-         // };
+         function fastEntityKey(d) {
+           var mode = context.mode();
+           var isMoving = mode && /^(add|draw|drag|move|rotate)/.test(mode.id);
+           return isMoving ? d.id : osmEntity.key(d);
+         }
 
+         function draw(selection, graph, vertices, sets, filter) {
+           sets = sets || {
+             selected: {},
+             important: {},
+             hovered: {}
+           };
+           var icons = {};
+           var directions = {};
+           var wireframe = context.surface().classed('fill-wireframe');
+           var zoom = geoScaleToZoom(projection.scale());
+           var z = zoom < 17 ? 0 : zoom < 18 ? 1 : 2;
+           var activeID = context.activeID();
+           var base = context.history().base();
 
-         validator.getIssues = function (options) {
-           var opts = Object.assign({
-             what: 'all',
-             where: 'all',
-             includeIgnored: false,
-             includeDisabledRules: false
-           }, options);
-           var issues = Object.values(_headCache.issuesByIssueID);
-           var view = context.map().extent();
-           return issues.filter(function (issue) {
-             if (!issue) return false;
-             if (opts.includeDisabledRules === 'only' && !_disabledRules[issue.type]) return false;
-             if (!opts.includeDisabledRules && _disabledRules[issue.type]) return false;
-             if (opts.includeIgnored === 'only' && !_ignoredIssueIDs[issue.id]) return false;
-             if (!opts.includeIgnored && _ignoredIssueIDs[issue.id]) return false; // Sanity check:  This issue may be for an entity that not longer exists.
-             // If we detect this, uncache and return false so it is not included..
+           function getIcon(d) {
+             // always check latest entity, as fastEntityKey avoids enter/exit now
+             var entity = graph.entity(d.id);
+             if (entity.id in icons) return icons[entity.id];
+             icons[entity.id] = entity.hasInterestingTags() && _mainPresetIndex.match(entity, graph).icon;
+             return icons[entity.id];
+           } // memoize directions results, return false for empty arrays (for use in filter)
 
-             var entityIds = issue.entityIds || [];
 
-             for (var i = 0; i < entityIds.length; i++) {
-               var entityId = entityIds[i];
+           function getDirections(entity) {
+             if (entity.id in directions) return directions[entity.id];
+             var angles = entity.directions(graph, projection);
+             directions[entity.id] = angles.length ? angles : false;
+             return angles;
+           }
 
-               if (!context.hasEntity(entityId)) {
-                 delete _headCache.issuesByEntityID[entityId];
-                 delete _headCache.issuesByIssueID[issue.id];
-                 return false;
-               }
-             }
+           function updateAttributes(selection) {
+             ['shadow', 'stroke', 'fill'].forEach(function (klass) {
+               var rads = radiuses[klass];
+               selection.selectAll('.' + klass).each(function (entity) {
+                 var i = z && getIcon(entity);
+                 var r = rads[i ? 3 : z]; // slightly increase the size of unconnected endpoints #3775
 
-             if (opts.what === 'edited' && _baseCache.issuesByIssueID[issue.id]) return false;
+                 if (entity.id !== activeID && entity.isEndpoint(graph) && !entity.isConnected(graph)) {
+                   r += 1.5;
+                 }
 
-             if (opts.where === 'visible') {
-               var extent = issue.extent(context.graph());
-               if (!view.intersects(extent)) return false;
-             }
+                 if (klass === 'shadow') {
+                   // remember this value, so we don't need to
+                   _radii[entity.id] = r; // recompute it when we draw the touch targets
+                 }
 
-             return true;
-           });
-         };
+                 select(this).attr('r', r).attr('visibility', i && klass === 'fill' ? 'hidden' : null);
+               });
+             });
+           }
 
-         validator.getResolvedIssues = function () {
-           var baseIssues = Object.values(_baseCache.issuesByIssueID);
-           return baseIssues.filter(function (issue) {
-             return !_headCache.issuesByIssueID[issue.id];
-           });
-         };
+           vertices.sort(sortY);
+           var groups = selection.selectAll('g.vertex').filter(filter).data(vertices, fastEntityKey); // exit
 
-         validator.focusIssue = function (issue) {
-           var extent = issue.extent(context.graph());
+           groups.exit().remove(); // enter
 
-           if (extent) {
-             var setZoom = Math.max(context.map().zoom(), 19);
-             context.map().unobscuredCenterZoomEase(extent.center(), setZoom); // select the first entity
+           var enter = groups.enter().append('g').attr('class', function (d) {
+             return 'node vertex ' + d.id;
+           }).order();
+           enter.append('circle').attr('class', 'shadow');
+           enter.append('circle').attr('class', 'stroke'); // Vertices with tags get a fill.
 
-             if (issue.entityIds && issue.entityIds.length) {
-               window.setTimeout(function () {
-                 var ids = issue.entityIds;
-                 context.enter(modeSelect(context, [ids[0]]));
-                 dispatch$1.call('focusedIssue', this, issue);
-               }, 250); // after ease
-             }
-           }
-         };
+           enter.filter(function (d) {
+             return d.hasInterestingTags();
+           }).append('circle').attr('class', 'fill'); // update
 
-         validator.getIssuesBySeverity = function (options) {
-           var groups = utilArrayGroupBy(validator.getIssues(options), 'severity');
-           groups.error = groups.error || [];
-           groups.warning = groups.warning || [];
-           return groups;
-         }; // show some issue types in a particular order
+           groups = groups.merge(enter).attr('transform', svgPointTransform(projection)).classed('sibling', function (d) {
+             return d.id in sets.selected;
+           }).classed('shared', function (d) {
+             return graph.isShared(d);
+           }).classed('endpoint', function (d) {
+             return d.isEndpoint(graph);
+           }).classed('added', function (d) {
+             return !base.entities[d.id]; // if it doesn't exist in the base graph, it's new
+           }).classed('moved', function (d) {
+             return base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].loc, base.entities[d.id].loc);
+           }).classed('retagged', function (d) {
+             return base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].tags, base.entities[d.id].tags);
+           }).call(updateAttributes); // Vertices with icons get a `use`.
 
+           var iconUse = groups.selectAll('.icon').data(function data(d) {
+             return zoom >= 17 && getIcon(d) ? [d] : [];
+           }, fastEntityKey); // exit
 
-         var orderedIssueTypes = [// flag missing data first
-         'missing_tag', 'missing_role', // then flag identity issues
-         'outdated_tags', 'mismatched_geometry', // flag geometry issues where fixing them might solve connectivity issues
-         'crossing_ways', 'almost_junction', // then flag connectivity issues
-         'disconnected_way', 'impossible_oneway']; // returns the issues that the given entity IDs have in common, matching the given options
+           iconUse.exit().remove(); // enter
 
-         validator.getSharedEntityIssues = function (entityIDs, options) {
-           var cache = _headCache; // gather the issues that are common to all the entities
+           iconUse.enter().append('use').attr('class', 'icon').attr('width', '11px').attr('height', '11px').attr('transform', 'translate(-5.5, -5.5)').attr('xlink:href', function (d) {
+             var picon = getIcon(d);
+             var isMaki = /^maki-/.test(picon);
+             return '#' + picon + (isMaki ? '-11' : '');
+           }); // Vertices with directions get viewfields
+
+           var dgroups = groups.selectAll('.viewfieldgroup').data(function data(d) {
+             return zoom >= 18 && getDirections(d) ? [d] : [];
+           }, fastEntityKey); // exit
 
-           var issueIDs = entityIDs.reduce(function (acc, entityID) {
-             var entityIssueIDs = cache.issuesByEntityID[entityID] || new Set();
+           dgroups.exit().remove(); // enter/update
 
-             if (!acc) {
-               return new Set(entityIssueIDs);
-             }
+           dgroups = dgroups.enter().insert('g', '.shadow').attr('class', 'viewfieldgroup').merge(dgroups);
+           var viewfields = dgroups.selectAll('.viewfield').data(getDirections, function key(d) {
+             return osmEntity.key(d);
+           }); // exit
 
-             return new Set(_toConsumableArray(acc).filter(function (elem) {
-               return entityIssueIDs.has(elem);
-             }));
-           }, null) || [];
-           var opts = options || {};
-           return Array.from(issueIDs).map(function (id) {
-             return cache.issuesByIssueID[id];
-           }).filter(function (issue) {
-             if (!issue) return false;
-             if (opts.includeDisabledRules === 'only' && !_disabledRules[issue.type]) return false;
-             if (!opts.includeDisabledRules && _disabledRules[issue.type]) return false;
-             if (opts.includeIgnored === 'only' && !_ignoredIssueIDs[issue.id]) return false;
-             if (!opts.includeIgnored && _ignoredIssueIDs[issue.id]) return false;
-             return true;
-           }).sort(function (issue1, issue2) {
-             if (issue1.type === issue2.type) {
-               // issues of the same type, sort deterministically
-               return issue1.id < issue2.id ? -1 : 1;
-             }
+           viewfields.exit().remove(); // enter/update
 
-             var index1 = orderedIssueTypes.indexOf(issue1.type);
-             var index2 = orderedIssueTypes.indexOf(issue2.type);
+           viewfields.enter().append('path').attr('class', 'viewfield').attr('d', 'M0,0H0').merge(viewfields).attr('marker-start', 'url(#ideditor-viewfield-marker' + (wireframe ? '-wireframe' : '') + ')').attr('transform', function (d) {
+             return 'rotate(' + d + ')';
+           });
+         }
 
-             if (index1 !== -1 && index2 !== -1) {
-               // both issue types have explicit sort orders
-               return index1 - index2;
-             } else if (index1 === -1 && index2 === -1) {
-               // neither issue type has an explicit sort order, sort by type
-               return issue1.type < issue2.type ? -1 : 1;
+         function drawTargets(selection, graph, entities, filter) {
+           var targetClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
+           var nopeClass = context.getDebug('target') ? 'red ' : 'nocolor ';
+           var getTransform = svgPointTransform(projection).geojson;
+           var activeID = context.activeID();
+           var data = {
+             targets: [],
+             nopes: []
+           };
+           entities.forEach(function (node) {
+             if (activeID === node.id) return; // draw no target on the activeID
+
+             var vertexType = svgPassiveVertex(node, graph, activeID);
+
+             if (vertexType !== 0) {
+               // passive or adjacent - allow to connect
+               data.targets.push({
+                 type: 'Feature',
+                 id: node.id,
+                 properties: {
+                   target: true,
+                   entity: node
+                 },
+                 geometry: node.asGeoJSON()
+               });
              } else {
-               // order explicit types before everything else
-               return index1 !== -1 ? -1 : 1;
+               data.nopes.push({
+                 type: 'Feature',
+                 id: node.id + '-nope',
+                 properties: {
+                   nope: true,
+                   target: true,
+                   entity: node
+                 },
+                 geometry: node.asGeoJSON()
+               });
              }
-           });
-         };
+           }); // Targets allow hover and vertex snapping
 
-         validator.getEntityIssues = function (entityID, options) {
-           return validator.getSharedEntityIssues([entityID], options);
-         };
+           var targets = selection.selectAll('.vertex.target-allowed').filter(function (d) {
+             return filter(d.properties.entity);
+           }).data(data.targets, function key(d) {
+             return d.id;
+           }); // exit
 
-         validator.getRuleKeys = function () {
-           return Object.keys(_rules);
-         };
+           targets.exit().remove(); // enter/update
 
-         validator.isRuleEnabled = function (key) {
-           return !_disabledRules[key];
-         };
+           targets.enter().append('circle').attr('r', function (d) {
+             return _radii[d.id] || radiuses.shadow[3];
+           }).merge(targets).attr('class', function (d) {
+             return 'node vertex target target-allowed ' + targetClass + d.id;
+           }).attr('transform', getTransform); // NOPE
 
-         validator.toggleRule = function (key) {
-           if (_disabledRules[key]) {
-             delete _disabledRules[key];
-           } else {
-             _disabledRules[key] = true;
-           }
+           var nopes = selection.selectAll('.vertex.target-nope').filter(function (d) {
+             return filter(d.properties.entity);
+           }).data(data.nopes, function key(d) {
+             return d.id;
+           }); // exit
 
-           corePreferences('validate-disabledRules', Object.keys(_disabledRules).join(','));
-           validator.validate();
-         };
+           nopes.exit().remove(); // enter/update
 
-         validator.disableRules = function (keys) {
-           _disabledRules = {};
-           keys.forEach(function (k) {
-             _disabledRules[k] = true;
-           });
-           corePreferences('validate-disabledRules', Object.keys(_disabledRules).join(','));
-           validator.validate();
-         };
+           nopes.enter().append('circle').attr('r', function (d) {
+             return _radii[d.properties.entity.id] || radiuses.shadow[3];
+           }).merge(nopes).attr('class', function (d) {
+             return 'node vertex target target-nope ' + nopeClass + d.id;
+           }).attr('transform', getTransform);
+         } // Points can also render as vertices:
+         // 1. in wireframe mode or
+         // 2. at higher zooms if they have a direction
 
-         validator.ignoreIssue = function (id) {
-           _ignoredIssueIDs[id] = true;
-         }; //
-         // Run validation on a single entity for the given graph
-         //
 
+         function renderAsVertex(entity, graph, wireframe, zoom) {
+           var geometry = entity.geometry(graph);
+           return geometry === 'vertex' || geometry === 'point' && (wireframe || zoom >= 18 && entity.directions(graph, projection).length);
+         }
 
-         function validateEntity(entity, graph) {
-           var entityIssues = []; // runs validation and appends resulting issues
+         function isEditedNode(node, base, head) {
+           var baseNode = base.entities[node.id];
+           var headNode = head.entities[node.id];
+           return !headNode || !baseNode || !fastDeepEqual(headNode.tags, baseNode.tags) || !fastDeepEqual(headNode.loc, baseNode.loc);
+         }
 
-           function runValidation(key) {
-             var fn = _rules[key];
+         function getSiblingAndChildVertices(ids, graph, wireframe, zoom) {
+           var results = {};
+           var seenIds = {};
 
-             if (typeof fn !== 'function') {
-               console.error('no such validation rule = ' + key); // eslint-disable-line no-console
+           function addChildVertices(entity) {
+             // avoid redundant work and infinite recursion of circular relations
+             if (seenIds[entity.id]) return;
+             seenIds[entity.id] = true;
+             var geometry = entity.geometry(graph);
 
-               return;
-             }
+             if (!context.features().isHiddenFeature(entity, graph, geometry)) {
+               var i;
 
-             var detected = fn(entity, graph);
-             entityIssues = entityIssues.concat(detected);
-           } // run all rules
+               if (entity.type === 'way') {
+                 for (i = 0; i < entity.nodes.length; i++) {
+                   var child = graph.hasEntity(entity.nodes[i]);
 
+                   if (child) {
+                     addChildVertices(child);
+                   }
+                 }
+               } else if (entity.type === 'relation') {
+                 for (i = 0; i < entity.members.length; i++) {
+                   var member = graph.hasEntity(entity.members[i].id);
 
-           Object.keys(_rules).forEach(runValidation);
-           return entityIssues;
-         }
+                   if (member) {
+                     addChildVertices(member);
+                   }
+                 }
+               } else if (renderAsVertex(entity, graph, wireframe, zoom)) {
+                 results[entity.id] = entity;
+               }
+             }
+           }
 
-         function entityIDsToValidate(entityIDs, graph) {
-           var processedIDs = new Set();
-           return entityIDs.reduce(function (acc, entityID) {
-             // keep redundancy check separate from `acc` because an `entityID`
-             // could have been added to `acc` as a related entity through an earlier pass
-             if (processedIDs.has(entityID)) return acc;
-             processedIDs.add(entityID);
-             var entity = graph.hasEntity(entityID);
-             if (!entity) return acc;
-             acc.add(entityID);
-             var checkParentRels = [entity];
+           ids.forEach(function (id) {
+             var entity = graph.hasEntity(id);
+             if (!entity) return;
 
              if (entity.type === 'node') {
-               graph.parentWays(entity).forEach(function (parentWay) {
-                 acc.add(parentWay.id); // include parent ways
-
-                 checkParentRels.push(parentWay);
-               });
-             } else if (entity.type === 'relation') {
-               entity.members.forEach(function (member) {
-                 acc.add(member.id); // include members
-               });
-             } else if (entity.type === 'way') {
-               entity.nodes.forEach(function (nodeID) {
-                 acc.add(nodeID); // include child nodes
-
-                 graph._parentWays[nodeID].forEach(function (wayID) {
-                   acc.add(wayID); // include connected ways
-                 });
-               });
-             }
-
-             checkParentRels.forEach(function (entity) {
-               // include parent relations
-               if (entity.type !== 'relation') {
-                 // but not super-relations
-                 graph.parentRelations(entity).forEach(function (parentRelation) {
-                   acc.add(parentRelation.id);
+               if (renderAsVertex(entity, graph, wireframe, zoom)) {
+                 results[entity.id] = entity;
+                 graph.parentWays(entity).forEach(function (entity) {
+                   addChildVertices(entity);
                  });
                }
-             });
-             return acc;
-           }, new Set());
-         } //
-         // Run validation for several entities, supplied `entityIDs`,
-         // against `graph` for the given `cache`
-         //
+             } else {
+               // way, relation
+               addChildVertices(entity);
+             }
+           });
+           return results;
+         }
 
+         function drawVertices(selection, graph, entities, filter, extent, fullRedraw) {
+           var wireframe = context.surface().classed('fill-wireframe');
+           var visualDiff = context.surface().classed('highlight-edited');
+           var zoom = geoScaleToZoom(projection.scale());
+           var mode = context.mode();
+           var isMoving = mode && /^(add|draw|drag|move|rotate)/.test(mode.id);
+           var base = context.history().base();
+           var drawLayer = selection.selectAll('.layer-osm.points .points-group.vertices');
+           var touchLayer = selection.selectAll('.layer-touch.points');
 
-         function validateEntities(entityIDs, graph, cache) {
-           // clear caches for existing issues related to these entities
-           entityIDs.forEach(cache.uncacheEntityID); // detect new issues and update caches
+           if (fullRedraw) {
+             _currPersistent = {};
+             _radii = {};
+           } // Collect important vertices from the `entities` list..
+           // (during a partial redraw, it will not contain everything)
 
-           entityIDs.forEach(function (entityID) {
-             var entity = graph.hasEntity(entityID); // don't validate deleted entities
 
-             if (!entity) return;
-             var issues = validateEntity(entity, graph);
-             cache.cacheIssues(issues);
-           });
-         } //
-         // Validates anything that has changed since the last time it was run.
-         // Also updates the "validatedGraph" to be the current graph
-         // and dispatches a `validated` event when finished.
-         //
+           for (var i = 0; i < entities.length; i++) {
+             var entity = entities[i];
+             var geometry = entity.geometry(graph);
+             var keep = false; // a point that looks like a vertex..
 
+             if (geometry === 'point' && renderAsVertex(entity, graph, wireframe, zoom)) {
+               _currPersistent[entity.id] = entity;
+               keep = true; // a vertex of some importance..
+             } else if (geometry === 'vertex' && (entity.hasInterestingTags() || entity.isEndpoint(graph) || entity.isConnected(graph) || visualDiff && isEditedNode(entity, base, graph))) {
+               _currPersistent[entity.id] = entity;
+               keep = true;
+             } // whatever this is, it's not a persistent vertex..
 
-         validator.validate = function () {
-           var currGraph = context.graph();
-           _validatedGraph = _validatedGraph || context.history().base();
 
-           if (currGraph === _validatedGraph) {
-             dispatch$1.call('validated');
-             return;
-           }
+             if (!keep && !fullRedraw) {
+               delete _currPersistent[entity.id];
+             }
+           } // 3 sets of vertices to consider:
 
-           var oldGraph = _validatedGraph;
-           var difference = coreDifference(oldGraph, currGraph);
-           _validatedGraph = currGraph;
-           var createdAndModifiedEntityIDs = difference.extantIDs(true); // created/modified (true = w/relation members)
 
-           var entityIDsToCheck = entityIDsToValidate(createdAndModifiedEntityIDs, currGraph); // check modified and deleted entities against the old graph in order to update their related entities
-           // (e.g. deleting the only highway connected to a road should create a disconnected highway issue)
+           var sets = {
+             persistent: _currPersistent,
+             // persistent = important vertices (render always)
+             selected: _currSelected,
+             // selected + siblings of selected (render always)
+             hovered: _currHover // hovered + siblings of hovered (render only in draw modes)
 
-           var modifiedAndDeletedEntityIDs = difference.deleted().concat(difference.modified()).map(function (entity) {
-             return entity.id;
-           });
-           var entityIDsToCheckForOldGraph = entityIDsToValidate(modifiedAndDeletedEntityIDs, oldGraph); // concat the sets
+           };
+           var all = Object.assign({}, isMoving ? _currHover : {}, _currSelected, _currPersistent); // Draw the vertices..
+           // The filter function controls the scope of what objects d3 will touch (exit/enter/update)
+           // Adjust the filter function to expand the scope beyond whatever entities were passed in.
 
-           entityIDsToCheckForOldGraph.forEach(entityIDsToCheck.add, entityIDsToCheck);
-           validateEntities(entityIDsToCheck, context.graph(), _headCache);
-           dispatch$1.call('validated');
-         };
+           var filterRendered = function filterRendered(d) {
+             return d.id in _currPersistent || d.id in _currSelected || d.id in _currHover || filter(d);
+           };
 
-         context.history().on('reset.validator', function () {
-           // cached issues aren't valid any longer if the history has been reset
-           reset(false);
-           validator.validate();
-         }); // WHEN TO RUN VALIDATION:
-         // When graph changes:
+           drawLayer.call(draw, graph, currentVisible(all), sets, filterRendered); // Draw touch targets..
+           // When drawing, render all targets (not just those affected by a partial redraw)
 
-         context.history().on('restore.validator', validator.validate) // restore saved history
-         .on('undone.validator', validator.validate) // undo
-         .on('redone.validator', validator.validate); // redo
-         // but not on 'change' (e.g. while drawing)
-         // When user changes editing modes:
+           var filterTouch = function filterTouch(d) {
+             return isMoving ? true : filterRendered(d);
+           };
 
-         context.on('exit.validator', validator.validate); // When merging fetched data:
+           touchLayer.call(drawTargets, graph, currentVisible(all), filterTouch);
 
-         context.history().on('merge.validator', function (entities) {
-           if (!entities) return;
-           var handle = window.requestIdleCallback(function () {
-             var entityIDs = entities.map(function (entity) {
-               return entity.id;
+           function currentVisible(which) {
+             return Object.keys(which).map(graph.hasEntity, graph) // the current version of this entity
+             .filter(function (entity) {
+               return entity && entity.intersects(extent, graph);
              });
-             var headGraph = context.graph();
-             validateEntities(entityIDsToValidate(entityIDs, headGraph), headGraph, _headCache);
-             var baseGraph = context.history().base();
-             validateEntities(entityIDsToValidate(entityIDs, baseGraph), baseGraph, _baseCache);
-             dispatch$1.call('validated');
-           });
+           }
+         } // partial redraw - only update the selected items..
 
-           _deferred.add(handle);
-         });
-         return validator;
-       }
 
-       function validationCache() {
-         var cache = {
-           issuesByIssueID: {},
-           // issue.id -> issue
-           issuesByEntityID: {} // entity.id -> set(issue.id)
+         drawVertices.drawSelected = function (selection, graph, extent) {
+           var wireframe = context.surface().classed('fill-wireframe');
+           var zoom = geoScaleToZoom(projection.scale());
+           _prevSelected = _currSelected || {};
 
-         };
+           if (context.map().isInWideSelection()) {
+             _currSelected = {};
+             context.selectedIDs().forEach(function (id) {
+               var entity = graph.hasEntity(id);
+               if (!entity) return;
 
-         cache.cacheIssues = function (issues) {
-           issues.forEach(function (issue) {
-             var entityIds = issue.entityIds || [];
-             entityIds.forEach(function (entityId) {
-               if (!cache.issuesByEntityID[entityId]) {
-                 cache.issuesByEntityID[entityId] = new Set();
+               if (entity.type === 'node') {
+                 if (renderAsVertex(entity, graph, wireframe, zoom)) {
+                   _currSelected[entity.id] = entity;
+                 }
                }
-
-               cache.issuesByEntityID[entityId].add(issue.id);
              });
-             cache.issuesByIssueID[issue.id] = issue;
-           });
-         };
-
-         cache.uncacheIssue = function (issue) {
-           // When multiple entities are involved (e.g. crossing_ways),
-           // remove this issue from the other entity caches too..
-           var entityIds = issue.entityIds || [];
-           entityIds.forEach(function (entityId) {
-             if (cache.issuesByEntityID[entityId]) {
-               cache.issuesByEntityID[entityId]["delete"](issue.id);
-             }
-           });
-           delete cache.issuesByIssueID[issue.id];
-         };
+           } else {
+             _currSelected = getSiblingAndChildVertices(context.selectedIDs(), graph, wireframe, zoom);
+           } // note that drawVertices will add `_currSelected` automatically if needed..
 
-         cache.uncacheIssues = function (issues) {
-           issues.forEach(cache.uncacheIssue);
-         };
 
-         cache.uncacheIssuesOfType = function (type) {
-           var issuesOfType = Object.values(cache.issuesByIssueID).filter(function (issue) {
-             return issue.type === type;
-           });
-           cache.uncacheIssues(issuesOfType);
-         }; //
-         // Remove a single entity and all its related issues from the caches
-         //
+           var filter = function filter(d) {
+             return d.id in _prevSelected;
+           };
 
+           drawVertices(selection, graph, Object.values(_prevSelected), filter, extent, false);
+         }; // partial redraw - only update the hovered items..
 
-         cache.uncacheEntityID = function (entityID) {
-           var issueIDs = cache.issuesByEntityID[entityID];
-           if (!issueIDs) return;
-           issueIDs.forEach(function (issueID) {
-             var issue = cache.issuesByIssueID[issueID];
 
-             if (issue) {
-               cache.uncacheIssue(issue);
-             } else {
-               delete cache.issuesByIssueID[issueID];
-             }
-           });
-           delete cache.issuesByEntityID[entityID];
-         };
+         drawVertices.drawHover = function (selection, graph, target, extent) {
+           if (target === _currHoverTarget) return; // continue only if something changed
 
-         return cache;
-       }
+           var wireframe = context.surface().classed('fill-wireframe');
+           var zoom = geoScaleToZoom(projection.scale());
+           _prevHover = _currHover || {};
+           _currHoverTarget = target;
+           var entity = target && target.properties && target.properties.entity;
 
-       function coreUploader(context) {
-         var dispatch$1 = dispatch( // Start and end events are dispatched exactly once each per legitimate outside call to `save`
-         'saveStarted', // dispatched as soon as a call to `save` has been deemed legitimate
-         'saveEnded', // dispatched after the result event has been dispatched
-         'willAttemptUpload', // dispatched before the actual upload call occurs, if it will
-         'progressChanged', // Each save results in one of these outcomes:
-         'resultNoChanges', // upload wasn't attempted since there were no edits
-         'resultErrors', // upload failed due to errors
-         'resultConflicts', // upload failed due to data conflicts
-         'resultSuccess' // upload completed without errors
-         );
-         var _isSaving = false;
-         var _conflicts = [];
-         var _errors = [];
+           if (entity) {
+             _currHover = getSiblingAndChildVertices([entity.id], graph, wireframe, zoom);
+           } else {
+             _currHover = {};
+           } // note that drawVertices will add `_currHover` automatically if needed..
 
-         var _origChanges;
 
-         var _discardTags = {};
-         _mainFileFetcher.get('discarded').then(function (d) {
-           _discardTags = d;
-         })["catch"](function () {
-           /* ignore */
-         });
-         var uploader = utilRebind({}, dispatch$1, 'on');
+           var filter = function filter(d) {
+             return d.id in _prevHover;
+           };
 
-         uploader.isSaving = function () {
-           return _isSaving;
+           drawVertices(selection, graph, Object.values(_prevHover), filter, extent, false);
          };
 
-         uploader.save = function (changeset, tryAgain, checkConflicts) {
-           // Guard against accidentally entering save code twice - #4641
-           if (_isSaving && !tryAgain) {
-             return;
-           }
-
-           var osm = context.connection();
-           if (!osm) return; // If user somehow got logged out mid-save, try to reauthenticate..
-           // This can happen if they were logged in from before, but the tokens are no longer valid.
+         return drawVertices;
+       }
 
-           if (!osm.authenticated()) {
-             osm.authenticate(function (err) {
-               if (!err) {
-                 uploader.save(changeset, tryAgain, checkConflicts); // continue where we left off..
-               }
-             });
-             return;
-           }
+       function utilBindOnce(target, type, listener, capture) {
+         var typeOnce = type + '.once';
 
-           if (!_isSaving) {
-             _isSaving = true;
-             dispatch$1.call('saveStarted', this);
-           }
+         function one() {
+           target.on(typeOnce, null);
+           listener.apply(this, arguments);
+         }
 
-           var history = context.history();
-           _conflicts = [];
-           _errors = []; // Store original changes, in case user wants to download them as an .osc file
+         target.on(typeOnce, one, capture);
+         return this;
+       }
 
-           _origChanges = history.changes(actionDiscardTags(history.difference(), _discardTags)); // First time, `history.perform` a no-op action.
-           // Any conflict resolutions will be done as `history.replace`
-           // Remember to pop this later if needed
+       function defaultFilter(d3_event) {
+         return !d3_event.ctrlKey && !d3_event.button;
+       }
 
-           if (!tryAgain) {
-             history.perform(actionNoop());
-           } // Attempt a fast upload.. If there are conflicts, re-enter with `checkConflicts = true`
+       function defaultExtent() {
+         var e = this;
 
+         if (e instanceof SVGElement) {
+           e = e.ownerSVGElement || e;
 
-           if (!checkConflicts) {
-             upload(changeset); // Do the full (slow) conflict check..
-           } else {
-             performFullConflictCheck(changeset);
+           if (e.hasAttribute('viewBox')) {
+             e = e.viewBox.baseVal;
+             return [[e.x, e.y], [e.x + e.width, e.y + e.height]];
            }
-         };
 
-         function performFullConflictCheck(changeset) {
-           var osm = context.connection();
-           if (!osm) return;
-           var history = context.history();
-           var localGraph = context.graph();
-           var remoteGraph = coreGraph(history.base(), true);
-           var summary = history.difference().summary();
-           var _toCheck = [];
+           return [[0, 0], [e.width.baseVal.value, e.height.baseVal.value]];
+         }
 
-           for (var i = 0; i < summary.length; i++) {
-             var item = summary[i];
+         return [[0, 0], [e.clientWidth, e.clientHeight]];
+       }
 
-             if (item.changeType === 'modified') {
-               _toCheck.push(item.entity.id);
-             }
-           }
+       function defaultWheelDelta(d3_event) {
+         return -d3_event.deltaY * (d3_event.deltaMode === 1 ? 0.05 : d3_event.deltaMode ? 1 : 0.002);
+       }
 
-           var _toLoad = withChildNodes(_toCheck, localGraph);
+       function defaultConstrain(transform, extent, translateExtent) {
+         var dx0 = transform.invertX(extent[0][0]) - translateExtent[0][0],
+             dx1 = transform.invertX(extent[1][0]) - translateExtent[1][0],
+             dy0 = transform.invertY(extent[0][1]) - translateExtent[0][1],
+             dy1 = transform.invertY(extent[1][1]) - translateExtent[1][1];
+         return transform.translate(dx1 > dx0 ? (dx0 + dx1) / 2 : Math.min(0, dx0) || Math.max(0, dx1), dy1 > dy0 ? (dy0 + dy1) / 2 : Math.min(0, dy0) || Math.max(0, dy1));
+       }
 
-           var _loaded = {};
-           var _toLoadCount = 0;
-           var _toLoadTotal = _toLoad.length;
+       function utilZoomPan() {
+         var filter = defaultFilter,
+             extent = defaultExtent,
+             constrain = defaultConstrain,
+             wheelDelta = defaultWheelDelta,
+             scaleExtent = [0, Infinity],
+             translateExtent = [[-Infinity, -Infinity], [Infinity, Infinity]],
+             interpolate = interpolateZoom,
+             dispatch = dispatch$8('start', 'zoom', 'end'),
+             _wheelDelay = 150,
+             _transform = identity$2,
+             _activeGesture;
 
-           if (_toCheck.length) {
-             dispatch$1.call('progressChanged', this, _toLoadCount, _toLoadTotal);
+         function zoom(selection) {
+           selection.on('pointerdown.zoom', pointerdown).on('wheel.zoom', wheeled).style('touch-action', 'none').style('-webkit-tap-highlight-color', 'rgba(0,0,0,0)');
+           select(window).on('pointermove.zoompan', pointermove).on('pointerup.zoompan pointercancel.zoompan', pointerup);
+         }
 
-             _toLoad.forEach(function (id) {
-               _loaded[id] = false;
-             });
+         zoom.transform = function (collection, transform, point) {
+           var selection = collection.selection ? collection.selection() : collection;
 
-             osm.loadMultiple(_toLoad, loaded);
+           if (collection !== selection) {
+             schedule(collection, transform, point);
            } else {
-             upload(changeset);
+             selection.interrupt().each(function () {
+               gesture(this, arguments).start(null).zoom(null, null, typeof transform === 'function' ? transform.apply(this, arguments) : transform).end(null);
+             });
            }
+         };
 
-           return;
+         zoom.scaleBy = function (selection, k, p) {
+           zoom.scaleTo(selection, function () {
+             var k0 = _transform.k,
+                 k1 = typeof k === 'function' ? k.apply(this, arguments) : k;
+             return k0 * k1;
+           }, p);
+         };
 
-           function withChildNodes(ids, graph) {
-             var s = new Set(ids);
-             ids.forEach(function (id) {
-               var entity = graph.entity(id);
-               if (entity.type !== 'way') return;
-               graph.childNodes(entity).forEach(function (child) {
-                 if (child.version !== undefined) {
-                   s.add(child.id);
-                 }
-               });
-             });
-             return Array.from(s);
-           } // Reload modified entities into an alternate graph and check for conflicts..
+         zoom.scaleTo = function (selection, k, p) {
+           zoom.transform(selection, function () {
+             var e = extent.apply(this, arguments),
+                 t0 = _transform,
+                 p0 = !p ? centroid(e) : typeof p === 'function' ? p.apply(this, arguments) : p,
+                 p1 = t0.invert(p0),
+                 k1 = typeof k === 'function' ? k.apply(this, arguments) : k;
+             return constrain(translate(scale(t0, k1), p0, p1), e, translateExtent);
+           }, p);
+         };
 
+         zoom.translateBy = function (selection, x, y) {
+           zoom.transform(selection, function () {
+             return constrain(_transform.translate(typeof x === 'function' ? x.apply(this, arguments) : x, typeof y === 'function' ? y.apply(this, arguments) : y), extent.apply(this, arguments), translateExtent);
+           });
+         };
 
-           function loaded(err, result) {
-             if (_errors.length) return;
+         zoom.translateTo = function (selection, x, y, p) {
+           zoom.transform(selection, function () {
+             var e = extent.apply(this, arguments),
+                 t = _transform,
+                 p0 = !p ? centroid(e) : typeof p === 'function' ? p.apply(this, arguments) : p;
+             return constrain(identity$2.translate(p0[0], p0[1]).scale(t.k).translate(typeof x === 'function' ? -x.apply(this, arguments) : -x, typeof y === 'function' ? -y.apply(this, arguments) : -y), e, translateExtent);
+           }, p);
+         };
 
-             if (err) {
-               _errors.push({
-                 msg: err.message || err.responseText,
-                 details: [_t('save.status_code', {
-                   code: err.status
-                 })]
-               });
+         function scale(transform, k) {
+           k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], k));
+           return k === transform.k ? transform : new Transform(k, transform.x, transform.y);
+         }
 
-               didResultInErrors();
-             } else {
-               var loadMore = [];
-               result.data.forEach(function (entity) {
-                 remoteGraph.replace(entity);
-                 _loaded[entity.id] = true;
-                 _toLoad = _toLoad.filter(function (val) {
-                   return val !== entity.id;
-                 });
-                 if (!entity.visible) return; // Because loadMultiple doesn't download /full like loadEntity,
-                 // need to also load children that aren't already being checked..
+         function translate(transform, p0, p1) {
+           var x = p0[0] - p1[0] * transform.k,
+               y = p0[1] - p1[1] * transform.k;
+           return x === transform.x && y === transform.y ? transform : new Transform(transform.k, x, y);
+         }
+
+         function centroid(extent) {
+           return [(+extent[0][0] + +extent[1][0]) / 2, (+extent[0][1] + +extent[1][1]) / 2];
+         }
+
+         function schedule(transition, transform, point) {
+           transition.on('start.zoom', function () {
+             gesture(this, arguments).start(null);
+           }).on('interrupt.zoom end.zoom', function () {
+             gesture(this, arguments).end(null);
+           }).tween('zoom', function () {
+             var that = this,
+                 args = arguments,
+                 g = gesture(that, args),
+                 e = extent.apply(that, args),
+                 p = !point ? centroid(e) : typeof point === 'function' ? point.apply(that, args) : point,
+                 w = Math.max(e[1][0] - e[0][0], e[1][1] - e[0][1]),
+                 a = _transform,
+                 b = typeof transform === 'function' ? transform.apply(that, args) : transform,
+                 i = interpolate(a.invert(p).concat(w / a.k), b.invert(p).concat(w / b.k));
+             return function (t) {
+               if (t === 1) {
+                 // Avoid rounding error on end.
+                 t = b;
+               } else {
+                 var l = i(t);
+                 var k = w / l[2];
+                 t = new Transform(k, p[0] - l[0] * k, p[1] - l[1] * k);
+               }
+
+               g.zoom(null, null, t);
+             };
+           });
+         }
 
-                 var i, id;
+         function gesture(that, args, clean) {
+           return !clean && _activeGesture || new Gesture(that, args);
+         }
 
-                 if (entity.type === 'way') {
-                   for (i = 0; i < entity.nodes.length; i++) {
-                     id = entity.nodes[i];
+         function Gesture(that, args) {
+           this.that = that;
+           this.args = args;
+           this.active = 0;
+           this.extent = extent.apply(that, args);
+         }
 
-                     if (_loaded[id] === undefined) {
-                       _loaded[id] = false;
-                       loadMore.push(id);
-                     }
-                   }
-                 } else if (entity.type === 'relation' && entity.isMultipolygon()) {
-                   for (i = 0; i < entity.members.length; i++) {
-                     id = entity.members[i].id;
+         Gesture.prototype = {
+           start: function start(d3_event) {
+             if (++this.active === 1) {
+               _activeGesture = this;
+               dispatch.call('start', this, d3_event);
+             }
 
-                     if (_loaded[id] === undefined) {
-                       _loaded[id] = false;
-                       loadMore.push(id);
-                     }
-                   }
-                 }
-               });
-               _toLoadCount += result.data.length;
-               _toLoadTotal += loadMore.length;
-               dispatch$1.call('progressChanged', this, _toLoadCount, _toLoadTotal);
+             return this;
+           },
+           zoom: function zoom(d3_event, key, transform) {
+             if (this.mouse && key !== 'mouse') this.mouse[1] = transform.invert(this.mouse[0]);
+             if (this.pointer0 && key !== 'touch') this.pointer0[1] = transform.invert(this.pointer0[0]);
+             if (this.pointer1 && key !== 'touch') this.pointer1[1] = transform.invert(this.pointer1[0]);
+             _transform = transform;
+             dispatch.call('zoom', this, d3_event, key, transform);
+             return this;
+           },
+           end: function end(d3_event) {
+             if (--this.active === 0) {
+               _activeGesture = null;
+               dispatch.call('end', this, d3_event);
+             }
 
-               if (loadMore.length) {
-                 _toLoad.push.apply(_toLoad, loadMore);
+             return this;
+           }
+         };
 
-                 osm.loadMultiple(loadMore, loaded);
-               }
+         function wheeled(d3_event) {
+           if (!filter.apply(this, arguments)) return;
+           var g = gesture(this, arguments),
+               t = _transform,
+               k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], t.k * Math.pow(2, wheelDelta.apply(this, arguments)))),
+               p = utilFastMouse(this)(d3_event); // If the mouse is in the same location as before, reuse it.
+           // If there were recent wheel events, reset the wheel idle timeout.
 
-               if (!_toLoad.length) {
-                 detectConflicts();
-                 upload(changeset);
-               }
+           if (g.wheel) {
+             if (g.mouse[0][0] !== p[0] || g.mouse[0][1] !== p[1]) {
+               g.mouse[1] = t.invert(g.mouse[0] = p);
              }
+
+             clearTimeout(g.wheel); // Otherwise, capture the mouse point and location at the start.
+           } else {
+             g.mouse = [p, t.invert(p)];
+             interrupt(this);
+             g.start(d3_event);
            }
 
-           function detectConflicts() {
-             function choice(id, text, _action) {
-               return {
-                 id: id,
-                 text: text,
-                 action: function action() {
-                   history.replace(_action);
-                 }
-               };
-             }
+           d3_event.preventDefault();
+           d3_event.stopImmediatePropagation();
+           g.wheel = setTimeout(wheelidled, _wheelDelay);
+           g.zoom(d3_event, 'mouse', constrain(translate(scale(t, k), g.mouse[0], g.mouse[1]), g.extent, translateExtent));
 
-             function formatUser(d) {
-               return '<a href="' + osm.userURL(d) + '" target="_blank">' + d + '</a>';
-             }
+           function wheelidled() {
+             g.wheel = null;
+             g.end(d3_event);
+           }
+         }
 
-             function entityName(entity) {
-               return utilDisplayName(entity) || utilDisplayType(entity.id) + ' ' + entity.id;
-             }
+         var _downPointerIDs = new Set();
 
-             function sameVersions(local, remote) {
-               if (local.version !== remote.version) return false;
+         var _pointerLocGetter;
 
-               if (local.type === 'way') {
-                 var children = utilArrayUnion(local.nodes, remote.nodes);
+         function pointerdown(d3_event) {
+           _downPointerIDs.add(d3_event.pointerId);
 
-                 for (var i = 0; i < children.length; i++) {
-                   var a = localGraph.hasEntity(children[i]);
-                   var b = remoteGraph.hasEntity(children[i]);
-                   if (a && b && a.version !== b.version) return false;
-                 }
-               }
+           if (!filter.apply(this, arguments)) return;
+           var g = gesture(this, arguments, _downPointerIDs.size === 1);
+           var started;
+           d3_event.stopImmediatePropagation();
+           _pointerLocGetter = utilFastMouse(this);
 
-               return true;
-             }
+           var loc = _pointerLocGetter(d3_event);
 
-             _toCheck.forEach(function (id) {
-               var local = localGraph.entity(id);
-               var remote = remoteGraph.entity(id);
-               if (sameVersions(local, remote)) return;
-               var merge = actionMergeRemoteChanges(id, localGraph, remoteGraph, _discardTags, formatUser);
-               history.replace(merge);
-               var mergeConflicts = merge.conflicts();
-               if (!mergeConflicts.length) return; // merged safely
+           var p = [loc, _transform.invert(loc), d3_event.pointerId];
 
-               var forceLocal = actionMergeRemoteChanges(id, localGraph, remoteGraph, _discardTags).withOption('force_local');
-               var forceRemote = actionMergeRemoteChanges(id, localGraph, remoteGraph, _discardTags).withOption('force_remote');
-               var keepMine = _t('save.conflict.' + (remote.visible ? 'keep_local' : 'restore'));
-               var keepTheirs = _t('save.conflict.' + (remote.visible ? 'keep_remote' : 'delete'));
+           if (!g.pointer0) {
+             g.pointer0 = p;
+             started = true;
+           } else if (!g.pointer1 && g.pointer0[2] !== p[2]) {
+             g.pointer1 = p;
+           }
 
-               _conflicts.push({
-                 id: id,
-                 name: entityName(local),
-                 details: mergeConflicts,
-                 chosen: 1,
-                 choices: [choice(id, keepMine, forceLocal), choice(id, keepTheirs, forceRemote)]
-               });
-             });
+           if (started) {
+             interrupt(this);
+             g.start(d3_event);
            }
          }
 
-         function upload(changeset) {
-           var osm = context.connection();
+         function pointermove(d3_event) {
+           if (!_downPointerIDs.has(d3_event.pointerId)) return;
+           if (!_activeGesture || !_pointerLocGetter) return;
+           var g = gesture(this, arguments);
+           var isPointer0 = g.pointer0 && g.pointer0[2] === d3_event.pointerId;
+           var isPointer1 = !isPointer0 && g.pointer1 && g.pointer1[2] === d3_event.pointerId;
 
-           if (!osm) {
-             _errors.push({
-               msg: 'No OSM Service'
-             });
+           if ((isPointer0 || isPointer1) && 'buttons' in d3_event && !d3_event.buttons) {
+             // The pointer went up without ending the gesture somehow, e.g.
+             // a down mouse was moved off the map and released. End it here.
+             if (g.pointer0) _downPointerIDs["delete"](g.pointer0[2]);
+             if (g.pointer1) _downPointerIDs["delete"](g.pointer1[2]);
+             g.end(d3_event);
+             return;
            }
 
-           if (_conflicts.length) {
-             didResultInConflicts(changeset);
-           } else if (_errors.length) {
-             didResultInErrors();
-           } else {
-             var history = context.history();
-             var changes = history.changes(actionDiscardTags(history.difference(), _discardTags));
+           d3_event.preventDefault();
+           d3_event.stopImmediatePropagation();
 
-             if (changes.modified.length || changes.created.length || changes.deleted.length) {
-               dispatch$1.call('willAttemptUpload', this);
-               osm.putChangeset(changeset, changes, uploadCallback);
-             } else {
-               // changes were insignificant or reverted by user
-               didResultInNoChanges();
-             }
-           }
-         }
+           var loc = _pointerLocGetter(d3_event);
 
-         function uploadCallback(err, changeset) {
-           if (err) {
-             if (err.status === 409) {
-               // 409 Conflict
-               uploader.save(changeset, true, true); // tryAgain = true, checkConflicts = true
-             } else {
-               _errors.push({
-                 msg: err.message || err.responseText,
-                 details: [_t('save.status_code', {
-                   code: err.status
-                 })]
-               });
+           var t, p, l;
+           if (isPointer0) g.pointer0[0] = loc;else if (isPointer1) g.pointer1[0] = loc;
+           t = _transform;
 
-               didResultInErrors();
-             }
+           if (g.pointer1) {
+             var p0 = g.pointer0[0],
+                 l0 = g.pointer0[1],
+                 p1 = g.pointer1[0],
+                 l1 = g.pointer1[1],
+                 dp = (dp = p1[0] - p0[0]) * dp + (dp = p1[1] - p0[1]) * dp,
+                 dl = (dl = l1[0] - l0[0]) * dl + (dl = l1[1] - l0[1]) * dl;
+             t = scale(t, Math.sqrt(dp / dl));
+             p = [(p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2];
+             l = [(l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2];
+           } else if (g.pointer0) {
+             p = g.pointer0[0];
+             l = g.pointer0[1];
            } else {
-             didResultInSuccess(changeset);
+             return;
            }
-         }
-
-         function didResultInNoChanges() {
-           dispatch$1.call('resultNoChanges', this);
-           endSave();
-           context.flush(); // reset iD
-         }
 
-         function didResultInErrors() {
-           context.history().pop();
-           dispatch$1.call('resultErrors', this, _errors);
-           endSave();
+           g.zoom(d3_event, 'touch', constrain(translate(t, p, l), g.extent, translateExtent));
          }
 
-         function didResultInConflicts(changeset) {
-           _conflicts.sort(function (a, b) {
-             return b.id.localeCompare(a.id);
-           });
+         function pointerup(d3_event) {
+           if (!_downPointerIDs.has(d3_event.pointerId)) return;
 
-           dispatch$1.call('resultConflicts', this, changeset, _conflicts, _origChanges);
-           endSave();
-         }
+           _downPointerIDs["delete"](d3_event.pointerId);
 
-         function didResultInSuccess(changeset) {
-           // delete the edit stack cached to local storage
-           context.history().clearSaved();
-           dispatch$1.call('resultSuccess', this, changeset); // Add delay to allow for postgres replication #1646 #2678
+           if (!_activeGesture) return;
+           var g = gesture(this, arguments);
+           d3_event.stopImmediatePropagation();
+           if (g.pointer0 && g.pointer0[2] === d3_event.pointerId) delete g.pointer0;else if (g.pointer1 && g.pointer1[2] === d3_event.pointerId) delete g.pointer1;
 
-           window.setTimeout(function () {
-             endSave();
-             context.flush(); // reset iD
-           }, 2500);
-         }
+           if (g.pointer1 && !g.pointer0) {
+             g.pointer0 = g.pointer1;
+             delete g.pointer1;
+           }
 
-         function endSave() {
-           _isSaving = false;
-           dispatch$1.call('saveEnded', this);
+           if (g.pointer0) {
+             g.pointer0[1] = _transform.invert(g.pointer0[0]);
+           } else {
+             g.end(d3_event);
+           }
          }
 
-         uploader.cancelConflictResolution = function () {
-           context.history().pop();
+         zoom.wheelDelta = function (_) {
+           return arguments.length ? (wheelDelta = utilFunctor(+_), zoom) : wheelDelta;
          };
 
-         uploader.processResolvedConflicts = function (changeset) {
-           var history = context.history();
+         zoom.filter = function (_) {
+           return arguments.length ? (filter = utilFunctor(!!_), zoom) : filter;
+         };
 
-           for (var i = 0; i < _conflicts.length; i++) {
-             if (_conflicts[i].chosen === 1) {
-               // user chose "use theirs"
-               var entity = context.hasEntity(_conflicts[i].id);
+         zoom.extent = function (_) {
+           return arguments.length ? (extent = utilFunctor([[+_[0][0], +_[0][1]], [+_[1][0], +_[1][1]]]), zoom) : extent;
+         };
 
-               if (entity && entity.type === 'way') {
-                 var children = utilArrayUniq(entity.nodes);
+         zoom.scaleExtent = function (_) {
+           return arguments.length ? (scaleExtent[0] = +_[0], scaleExtent[1] = +_[1], zoom) : [scaleExtent[0], scaleExtent[1]];
+         };
 
-                 for (var j = 0; j < children.length; j++) {
-                   history.replace(actionRevert(children[j]));
-                 }
-               }
+         zoom.translateExtent = function (_) {
+           return arguments.length ? (translateExtent[0][0] = +_[0][0], translateExtent[1][0] = +_[1][0], translateExtent[0][1] = +_[0][1], translateExtent[1][1] = +_[1][1], zoom) : [[translateExtent[0][0], translateExtent[0][1]], [translateExtent[1][0], translateExtent[1][1]]];
+         };
 
-               history.replace(actionRevert(_conflicts[i].id));
-             }
-           }
+         zoom.constrain = function (_) {
+           return arguments.length ? (constrain = _, zoom) : constrain;
+         };
 
-           uploader.save(changeset, true, false); // tryAgain = true, checkConflicts = false
+         zoom.interpolate = function (_) {
+           return arguments.length ? (interpolate = _, zoom) : interpolate;
          };
 
-         uploader.reset = function () {};
+         zoom._transform = function (_) {
+           return arguments.length ? (_transform = _, zoom) : _transform;
+         };
 
-         return uploader;
+         return utilRebind(zoom, dispatch, 'on');
        }
 
-       var abs$4 = Math.abs;
-       var exp$2 = Math.exp;
-       var E = Math.E;
+       // if pointer events are supported. Falls back to default `dblclick` event.
 
-       var FORCED$g = fails(function () {
-         return Math.sinh(-2e-17) != -2e-17;
-       });
+       function utilDoubleUp() {
+         var dispatch = dispatch$8('doubleUp');
+         var _maxTimespan = 500; // milliseconds
 
-       // `Math.sinh` method
-       // https://tc39.es/ecma262/#sec-math.sinh
-       // V8 near Chromium 38 has a problem with very small numbers
-       _export({ target: 'Math', stat: true, forced: FORCED$g }, {
-         sinh: function sinh(x) {
-           return abs$4(x = +x) < 1 ? (mathExpm1(x) - mathExpm1(-x)) / 2 : (exp$2(x - 1) - exp$2(-x - 1)) * (E / 2);
+         var _maxDistance = 20; // web pixels; be somewhat generous to account for touch devices
+
+         var _pointer; // object representing the pointer that could trigger double up
+
+
+         function pointerIsValidFor(loc) {
+           // second pointerup must occur within a small timeframe after the first pointerdown
+           return new Date().getTime() - _pointer.startTime <= _maxTimespan && // all pointer events must occur within a small distance of the first pointerdown
+           geoVecLength(_pointer.startLoc, loc) <= _maxDistance;
          }
-       });
 
-       var isRetina = window.devicePixelRatio && window.devicePixelRatio >= 2; // listen for DPI change, e.g. when dragging a browser window from a retina to non-retina screen
+         function pointerdown(d3_event) {
+           // ignore right-click
+           if (d3_event.ctrlKey || d3_event.button === 2) return;
+           var loc = [d3_event.clientX, d3_event.clientY]; // Don't rely on pointerId here since it can change between pointerdown
+           // events on touch devices
 
-       window.matchMedia("\n        (-webkit-min-device-pixel-ratio: 2), /* Safari */\n        (min-resolution: 2dppx),             /* standard */\n        (min-resolution: 192dpi)             /* fallback */\n    ").addListener(function () {
-         isRetina = window.devicePixelRatio && window.devicePixelRatio >= 2;
-       });
+           if (_pointer && !pointerIsValidFor(loc)) {
+             // if this pointer is no longer valid, clear it so another can be started
+             _pointer = undefined;
+           }
 
-       function localeDateString(s) {
-         if (!s) return null;
-         var options = {
-           day: 'numeric',
-           month: 'short',
-           year: 'numeric'
-         };
-         var d = new Date(s);
-         if (isNaN(d.getTime())) return null;
-         return d.toLocaleDateString(_mainLocalizer.localeCode(), options);
-       }
+           if (!_pointer) {
+             _pointer = {
+               startLoc: loc,
+               startTime: new Date().getTime(),
+               upCount: 0,
+               pointerId: d3_event.pointerId
+             };
+           } else {
+             // double down
+             _pointer.pointerId = d3_event.pointerId;
+           }
+         }
 
-       function vintageRange(vintage) {
-         var s;
+         function pointerup(d3_event) {
+           // ignore right-click
+           if (d3_event.ctrlKey || d3_event.button === 2) return;
+           if (!_pointer || _pointer.pointerId !== d3_event.pointerId) return;
+           _pointer.upCount += 1;
 
-         if (vintage.start || vintage.end) {
-           s = vintage.start || '?';
+           if (_pointer.upCount === 2) {
+             // double up!
+             var loc = [d3_event.clientX, d3_event.clientY];
 
-           if (vintage.start !== vintage.end) {
-             s += ' - ' + (vintage.end || '?');
+             if (pointerIsValidFor(loc)) {
+               var locInThis = utilFastMouse(this)(d3_event);
+               dispatch.call('doubleUp', this, d3_event, locInThis);
+             } // clear the pointer info in any case
+
+
+             _pointer = undefined;
            }
          }
 
-         return s;
+         function doubleUp(selection) {
+           if ('PointerEvent' in window) {
+             // dblclick isn't well supported on touch devices so manually use
+             // pointer events if they're available
+             selection.on('pointerdown.doubleUp', pointerdown).on('pointerup.doubleUp', pointerup);
+           } else {
+             // fallback to dblclick
+             selection.on('dblclick.doubleUp', function (d3_event) {
+               dispatch.call('doubleUp', this, d3_event, utilFastMouse(this)(d3_event));
+             });
+           }
+         }
+
+         doubleUp.off = function (selection) {
+           selection.on('pointerdown.doubleUp', null).on('pointerup.doubleUp', null).on('dblclick.doubleUp', null);
+         };
+
+         return utilRebind(doubleUp, dispatch, 'on');
        }
 
-       function rendererBackgroundSource(data) {
-         var source = Object.assign({}, data); // shallow copy
+       var TILESIZE = 256;
+       var minZoom = 2;
+       var maxZoom = 24;
+       var kMin = geoZoomToScale(minZoom, TILESIZE);
+       var kMax = geoZoomToScale(maxZoom, TILESIZE);
 
-         var _offset = [0, 0];
-         var _name = source.name;
-         var _description = source.description;
+       function clamp$1(num, min, max) {
+         return Math.max(min, Math.min(num, max));
+       }
 
-         var _best = !!source.best;
+       function rendererMap(context) {
+         var dispatch = dispatch$8('move', 'drawn', 'crossEditableZoom', 'hitMinZoom', 'changeHighlighting', 'changeAreaFill');
+         var projection = context.projection;
+         var curtainProjection = context.curtainProjection;
+         var drawLayers;
+         var drawPoints;
+         var drawVertices;
+         var drawLines;
+         var drawAreas;
+         var drawMidpoints;
+         var drawLabels;
 
-         var _template = source.encrypted ? utilAesDecrypt(source.template) : source.template;
+         var _selection = select(null);
 
-         source.tileSize = data.tileSize || 256;
-         source.zoomExtent = data.zoomExtent || [0, 22];
-         source.overzoom = data.overzoom !== false;
+         var supersurface = select(null);
+         var wrapper = select(null);
+         var surface = select(null);
+         var _dimensions = [1, 1];
+         var _dblClickZoomEnabled = true;
+         var _redrawEnabled = true;
 
-         source.offset = function (val) {
-           if (!arguments.length) return _offset;
-           _offset = val;
-           return source;
-         };
+         var _gestureTransformStart;
 
-         source.nudge = function (val, zoomlevel) {
-           _offset[0] += val[0] / Math.pow(2, zoomlevel);
-           _offset[1] += val[1] / Math.pow(2, zoomlevel);
-           return source;
-         };
+         var _transformStart = projection.transform();
 
-         source.name = function () {
-           var id_safe = source.id.replace(/\./g, '<TX_DOT>');
-           return _t('imagery.' + id_safe + '.name', {
-             "default": _name
-           });
-         };
+         var _transformLast;
 
-         source.label = function () {
-           var id_safe = source.id.replace(/\./g, '<TX_DOT>');
-           return _t.html('imagery.' + id_safe + '.name', {
-             "default": _name
-           });
-         };
+         var _isTransformed = false;
+         var _minzoom = 0;
 
-         source.description = function () {
-           var id_safe = source.id.replace(/\./g, '<TX_DOT>');
-           return _t.html('imagery.' + id_safe + '.description', {
-             "default": _description
-           });
-         };
+         var _getMouseCoords;
 
-         source.best = function () {
-           return _best;
-         };
+         var _lastPointerEvent;
 
-         source.area = function () {
-           if (!data.polygon) return Number.MAX_VALUE; // worldwide
+         var _lastWithinEditableZoom; // whether a pointerdown event started the zoom
 
-           var area = d3_geoArea({
-             type: 'MultiPolygon',
-             coordinates: [data.polygon]
-           });
-           return isNaN(area) ? 0 : area;
-         };
 
-         source.imageryUsed = function () {
-           return _name || source.id;
-         };
+         var _pointerDown = false; // use pointer events on supported platforms; fallback to mouse events
+
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse'; // use pointer event interaction if supported; fallback to touch/mouse events in d3-zoom
+
+
+         var _zoomerPannerFunction = 'PointerEvent' in window ? utilZoomPan : d3_zoom;
+
+         var _zoomerPanner = _zoomerPannerFunction().scaleExtent([kMin, kMax]).interpolate(interpolate$1).filter(zoomEventFilter).on('zoom.map', zoomPan).on('start.map', function (d3_event) {
+           _pointerDown = d3_event && (d3_event.type === 'pointerdown' || d3_event.sourceEvent && d3_event.sourceEvent.type === 'pointerdown');
+         }).on('end.map', function () {
+           _pointerDown = false;
+         });
+
+         var _doubleUpHandler = utilDoubleUp();
+
+         var scheduleRedraw = throttle(redraw, 750); // var isRedrawScheduled = false;
+         // var pendingRedrawCall;
+         // function scheduleRedraw() {
+         //     // Only schedule the redraw if one has not already been set.
+         //     if (isRedrawScheduled) return;
+         //     isRedrawScheduled = true;
+         //     var that = this;
+         //     var args = arguments;
+         //     pendingRedrawCall = window.requestIdleCallback(function () {
+         //         // Reset the boolean so future redraws can be set.
+         //         isRedrawScheduled = false;
+         //         redraw.apply(that, args);
+         //     }, { timeout: 1400 });
+         // }
+
+
+         function cancelPendingRedraw() {
+           scheduleRedraw.cancel(); // isRedrawScheduled = false;
+           // window.cancelIdleCallback(pendingRedrawCall);
+         }
 
-         source.template = function (val) {
-           if (!arguments.length) return _template;
+         function map(selection) {
+           _selection = selection;
+           context.on('change.map', immediateRedraw);
+           var osm = context.connection();
 
-           if (source.id === 'custom') {
-             _template = val;
+           if (osm) {
+             osm.on('change.map', immediateRedraw);
            }
 
-           return source;
-         };
-
-         source.url = function (coord) {
-           var result = _template;
-           if (result === '') return result; // source 'none'
-           // Guess a type based on the tokens present in the template
-           // (This is for 'custom' source, where we don't know)
+           function didUndoOrRedo(targetTransform) {
+             var mode = context.mode().id;
+             if (mode !== 'browse' && mode !== 'select') return;
 
-           if (!source.type) {
-             if (/SERVICE=WMS|\{(proj|wkid|bbox)\}/.test(_template)) {
-               source.type = 'wms';
-               source.projection = 'EPSG:3857'; // guess
-             } else if (/\{(x|y)\}/.test(_template)) {
-               source.type = 'tms';
-             } else if (/\{u\}/.test(_template)) {
-               source.type = 'bing';
+             if (targetTransform) {
+               map.transformEase(targetTransform);
              }
            }
 
-           if (source.type === 'wms') {
-             var tileToProjectedCoords = function tileToProjectedCoords(x, y, z) {
-               //polyfill for IE11, PhantomJS
-               var sinh = Math.sinh || function (x) {
-                 var y = Math.exp(x);
-                 return (y - 1 / y) / 2;
-               };
+           context.history().on('merge.map', function () {
+             scheduleRedraw();
+           }).on('change.map', immediateRedraw).on('undone.map', function (stack, fromStack) {
+             didUndoOrRedo(fromStack.transform);
+           }).on('redone.map', function (stack) {
+             didUndoOrRedo(stack.transform);
+           });
+           context.background().on('change.map', immediateRedraw);
+           context.features().on('redraw.map', immediateRedraw);
+           drawLayers.on('change.map', function () {
+             context.background().updateImagery();
+             immediateRedraw();
+           });
+           selection.on('wheel.map mousewheel.map', function (d3_event) {
+             // disable swipe-to-navigate browser pages on trackpad/magic mouse – #5552
+             d3_event.preventDefault();
+           }).call(_zoomerPanner).call(_zoomerPanner.transform, projection.transform()).on('dblclick.zoom', null); // override d3-zoom dblclick handling
 
-               var zoomSize = Math.pow(2, z);
-               var lon = x / zoomSize * Math.PI * 2 - Math.PI;
-               var lat = Math.atan(sinh(Math.PI * (1 - 2 * y / zoomSize)));
+           map.supersurface = supersurface = selection.append('div').attr('class', 'supersurface').call(utilSetTransform, 0, 0); // Need a wrapper div because Opera can't cope with an absolutely positioned
+           // SVG element: http://bl.ocks.org/jfirebaugh/6fbfbd922552bf776c16
 
-               switch (source.projection) {
-                 case 'EPSG:4326':
-                   return {
-                     x: lon * 180 / Math.PI,
-                     y: lat * 180 / Math.PI
-                   };
+           wrapper = supersurface.append('div').attr('class', 'layer layer-data');
+           map.surface = surface = wrapper.call(drawLayers).selectAll('.surface');
+           surface.call(drawLabels.observe).call(_doubleUpHandler).on(_pointerPrefix + 'down.zoom', function (d3_event) {
+             _lastPointerEvent = d3_event;
 
-                 default:
-                   // EPSG:3857 and synonyms
-                   var mercCoords = mercatorRaw(lon, lat);
-                   return {
-                     x: 20037508.34 / Math.PI * mercCoords[0],
-                     y: 20037508.34 / Math.PI * mercCoords[1]
-                   };
-               }
-             };
+             if (d3_event.button === 2) {
+               d3_event.stopPropagation();
+             }
+           }, true).on(_pointerPrefix + 'up.zoom', function (d3_event) {
+             _lastPointerEvent = d3_event;
 
-             var tileSize = source.tileSize;
-             var projection = source.projection;
-             var minXmaxY = tileToProjectedCoords(coord[0], coord[1], coord[2]);
-             var maxXminY = tileToProjectedCoords(coord[0] + 1, coord[1] + 1, coord[2]);
-             result = result.replace(/\{(\w+)\}/g, function (token, key) {
-               switch (key) {
-                 case 'width':
-                 case 'height':
-                   return tileSize;
+             if (resetTransform()) {
+               immediateRedraw();
+             }
+           }).on(_pointerPrefix + 'move.map', function (d3_event) {
+             _lastPointerEvent = d3_event;
+           }).on(_pointerPrefix + 'over.vertices', function (d3_event) {
+             if (map.editableDataEnabled() && !_isTransformed) {
+               var hover = d3_event.target.__data__;
+               surface.call(drawVertices.drawHover, context.graph(), hover, map.extent());
+               dispatch.call('drawn', this, {
+                 full: false
+               });
+             }
+           }).on(_pointerPrefix + 'out.vertices', function (d3_event) {
+             if (map.editableDataEnabled() && !_isTransformed) {
+               var hover = d3_event.relatedTarget && d3_event.relatedTarget.__data__;
+               surface.call(drawVertices.drawHover, context.graph(), hover, map.extent());
+               dispatch.call('drawn', this, {
+                 full: false
+               });
+             }
+           });
+           var detected = utilDetect(); // only WebKit supports gesture events
 
-                 case 'proj':
-                   return projection;
+           if ('GestureEvent' in window && // Listening for gesture events on iOS 13.4+ breaks double-tapping,
+           // but we only need to do this on desktop Safari anyway. – #7694
+           !detected.isMobileWebKit) {
+             // Desktop Safari sends gesture events for multitouch trackpad pinches.
+             // We can listen for these and translate them into map zooms.
+             surface.on('gesturestart.surface', function (d3_event) {
+               d3_event.preventDefault();
+               _gestureTransformStart = projection.transform();
+             }).on('gesturechange.surface', gestureChange);
+           } // must call after surface init
 
-                 case 'wkid':
-                   return projection.replace(/^EPSG:/, '');
 
-                 case 'bbox':
-                   // WMS 1.3 flips x/y for some coordinate systems including EPSG:4326 - #7557
-                   if (projection === 'EPSG:4326' && // The CRS parameter implies version 1.3 (prior versions use SRS)
-                   /VERSION=1.3|CRS={proj}/.test(source.template())) {
-                     return maxXminY.y + ',' + minXmaxY.x + ',' + minXmaxY.y + ',' + maxXminY.x;
-                   } else {
-                     return minXmaxY.x + ',' + maxXminY.y + ',' + maxXminY.x + ',' + minXmaxY.y;
-                   }
+           updateAreaFill();
 
-                 case 'w':
-                   return minXmaxY.x;
+           _doubleUpHandler.on('doubleUp.map', function (d3_event, p0) {
+             if (!_dblClickZoomEnabled) return; // don't zoom if targeting something other than the map itself
 
-                 case 's':
-                   return maxXminY.y;
+             if (_typeof(d3_event.target.__data__) === 'object' && // or area fills
+             !select(d3_event.target).classed('fill')) return;
+             var zoomOut = d3_event.shiftKey;
+             var t = projection.transform();
+             var p1 = t.invert(p0);
+             t = t.scale(zoomOut ? 0.5 : 2);
+             t.x = p0[0] - p1[0] * t.k;
+             t.y = p0[1] - p1[1] * t.k;
+             map.transformEase(t);
+           });
 
-                 case 'n':
-                   return maxXminY.x;
+           context.on('enter.map', function () {
+             if (!map.editableDataEnabled(true
+             /* skip zoom check */
+             )) return;
+             if (_isTransformed) return; // redraw immediately any objects affected by a change in selectedIDs.
 
-                 case 'e':
-                   return minXmaxY.y;
+             var graph = context.graph();
+             var selectedAndParents = {};
+             context.selectedIDs().forEach(function (id) {
+               var entity = graph.hasEntity(id);
 
-                 default:
-                   return token;
-               }
-             });
-           } else if (source.type === 'tms') {
-             result = result.replace('{x}', coord[0]).replace('{y}', coord[1]) // TMS-flipped y coordinate
-             .replace(/\{[t-]y\}/, Math.pow(2, coord[2]) - coord[1] - 1).replace(/\{z(oom)?\}/, coord[2]) // only fetch retina tiles for retina screens
-             .replace(/\{@2x\}|\{r\}/, isRetina ? '@2x' : '');
-           } else if (source.type === 'bing') {
-             result = result.replace('{u}', function () {
-               var u = '';
+               if (entity) {
+                 selectedAndParents[entity.id] = entity;
 
-               for (var zoom = coord[2]; zoom > 0; zoom--) {
-                 var b = 0;
-                 var mask = 1 << zoom - 1;
-                 if ((coord[0] & mask) !== 0) b++;
-                 if ((coord[1] & mask) !== 0) b += 2;
-                 u += b.toString();
+                 if (entity.type === 'node') {
+                   graph.parentWays(entity).forEach(function (parent) {
+                     selectedAndParents[parent.id] = parent;
+                   });
+                 }
                }
-
-               return u;
              });
-           } // these apply to any type..
+             var data = Object.values(selectedAndParents);
+
+             var filter = function filter(d) {
+               return d.id in selectedAndParents;
+             };
 
+             data = context.features().filter(data, graph);
+             surface.call(drawVertices.drawSelected, graph, map.extent()).call(drawLines, graph, data, filter).call(drawAreas, graph, data, filter).call(drawMidpoints, graph, data, filter, map.trimmedExtent());
+             dispatch.call('drawn', this, {
+               full: false
+             }); // redraw everything else later
 
-           result = result.replace(/\{switch:([^}]+)\}/, function (s, r) {
-             var subdomains = r.split(',');
-             return subdomains[(coord[0] + coord[1]) % subdomains.length];
+             scheduleRedraw();
            });
-           return result;
-         };
+           map.dimensions(utilGetDimensions(selection));
+         }
 
-         source.validZoom = function (z) {
-           return source.zoomExtent[0] <= z && (source.overzoom || source.zoomExtent[1] > z);
-         };
+         function zoomEventFilter(d3_event) {
+           // Fix for #2151, (see also d3/d3-zoom#60, d3/d3-brush#18)
+           // Intercept `mousedown` and check if there is an orphaned zoom gesture.
+           // This can happen if a previous `mousedown` occurred without a `mouseup`.
+           // If we detect this, dispatch `mouseup` to complete the orphaned gesture,
+           // so that d3-zoom won't stop propagation of new `mousedown` events.
+           if (d3_event.type === 'mousedown') {
+             var hasOrphan = false;
+             var listeners = window.__on;
 
-         source.isLocatorOverlay = function () {
-           return source.id === 'mapbox_locator_overlay';
-         };
-         /* hides a source from the list, but leaves it available for use */
+             for (var i = 0; i < listeners.length; i++) {
+               var listener = listeners[i];
 
+               if (listener.name === 'zoom' && listener.type === 'mouseup') {
+                 hasOrphan = true;
+                 break;
+               }
+             }
 
-         source.isHidden = function () {
-           return source.id === 'DigitalGlobe-Premium-vintage' || source.id === 'DigitalGlobe-Standard-vintage';
-         };
+             if (hasOrphan) {
+               var event = window.CustomEvent;
 
-         source.copyrightNotices = function () {};
+               if (event) {
+                 event = new event('mouseup');
+               } else {
+                 event = window.document.createEvent('Event');
+                 event.initEvent('mouseup', false, false);
+               } // Event needs to be dispatched with an event.view property.
 
-         source.getMetadata = function (center, tileCoord, callback) {
-           var vintage = {
-             start: localeDateString(source.startDate),
-             end: localeDateString(source.endDate)
-           };
-           vintage.range = vintageRange(vintage);
-           var metadata = {
-             vintage: vintage
-           };
-           callback(null, metadata);
-         };
 
-         return source;
-       }
+               event.view = window;
+               window.dispatchEvent(event);
+             }
+           }
 
-       rendererBackgroundSource.Bing = function (data, dispatch) {
-         // http://msdn.microsoft.com/en-us/library/ff701716.aspx
-         // http://msdn.microsoft.com/en-us/library/ff701701.aspx
-         data.template = 'https://ecn.t{switch:0,1,2,3}.tiles.virtualearth.net/tiles/a{u}.jpeg?g=587&mkt=en-gb&n=z';
-         var bing = rendererBackgroundSource(data); // var key = 'Arzdiw4nlOJzRwOz__qailc8NiR31Tt51dN2D7cm57NrnceZnCpgOkmJhNpGoppU'; // P2, JOSM, etc
+           return d3_event.button !== 2; // ignore right clicks
+         }
 
-         var key = 'Ak5oTE46TUbjRp08OFVcGpkARErDobfpuyNKa-W2mQ8wbt1K1KL8p1bIRwWwcF-Q'; // iD
+         function pxCenter() {
+           return [_dimensions[0] / 2, _dimensions[1] / 2];
+         }
 
-         var url = 'https://dev.virtualearth.net/REST/v1/Imagery/Metadata/Aerial?include=ImageryProviders&key=' + key;
-         var cache = {};
-         var inflight = {};
-         var providers = [];
-         d3_json(url).then(function (json) {
-           providers = json.resourceSets[0].resources[0].imageryProviders.map(function (provider) {
-             return {
-               attribution: provider.attribution,
-               areas: provider.coverageAreas.map(function (area) {
-                 return {
-                   zoom: [area.zoomMin, area.zoomMax],
-                   extent: geoExtent([area.bbox[1], area.bbox[0]], [area.bbox[3], area.bbox[2]])
-                 };
-               })
-             };
-           });
-           dispatch.call('change');
-         })["catch"](function () {
-           /* ignore */
-         });
+         function drawEditable(difference, extent) {
+           var mode = context.mode();
+           var graph = context.graph();
+           var features = context.features();
+           var all = context.history().intersects(map.extent());
+           var fullRedraw = false;
+           var data;
+           var set;
+           var filter;
+           var applyFeatureLayerFilters = true;
 
-         bing.copyrightNotices = function (zoom, extent) {
-           zoom = Math.min(zoom, 21);
-           return providers.filter(function (provider) {
-             return provider.areas.some(function (area) {
-               return extent.intersects(area.extent) && area.zoom[0] <= zoom && area.zoom[1] >= zoom;
+           if (map.isInWideSelection()) {
+             data = [];
+             utilEntityAndDeepMemberIDs(mode.selectedIDs(), context.graph()).forEach(function (id) {
+               var entity = context.hasEntity(id);
+               if (entity) data.push(entity);
              });
-           }).map(function (provider) {
-             return provider.attribution;
-           }).join(', ');
-         };
+             fullRedraw = true;
+             filter = utilFunctor(true); // selected features should always be visible, so we can skip filtering
 
-         bing.getMetadata = function (center, tileCoord, callback) {
-           var tileID = tileCoord.slice(0, 3).join('/');
-           var zoom = Math.min(tileCoord[2], 21);
-           var centerPoint = center[1] + ',' + center[0]; // lat,lng
+             applyFeatureLayerFilters = false;
+           } else if (difference) {
+             var complete = difference.complete(map.extent());
+             data = Object.values(complete).filter(Boolean);
+             set = new Set(Object.keys(complete));
 
-           var url = 'https://dev.virtualearth.net/REST/v1/Imagery/Metadata/Aerial/' + centerPoint + '?zl=' + zoom + '&key=' + key;
-           if (inflight[tileID]) return;
+             filter = function filter(d) {
+               return set.has(d.id);
+             };
 
-           if (!cache[tileID]) {
-             cache[tileID] = {};
-           }
+             features.clear(data);
+           } else {
+             // force a full redraw if gatherStats detects that a feature
+             // should be auto-hidden (e.g. points or buildings)..
+             if (features.gatherStats(all, graph, _dimensions)) {
+               extent = undefined;
+             }
 
-           if (cache[tileID] && cache[tileID].metadata) {
-             return callback(null, cache[tileID].metadata);
+             if (extent) {
+               data = context.history().intersects(map.extent().intersection(extent));
+               set = new Set(data.map(function (entity) {
+                 return entity.id;
+               }));
+
+               filter = function filter(d) {
+                 return set.has(d.id);
+               };
+             } else {
+               data = all;
+               fullRedraw = true;
+               filter = utilFunctor(true);
+             }
            }
 
-           inflight[tileID] = true;
-           d3_json(url).then(function (result) {
-             delete inflight[tileID];
+           if (applyFeatureLayerFilters) {
+             data = features.filter(data, graph);
+           } else {
+             context.features().resetStats();
+           }
 
-             if (!result) {
-               throw new Error('Unknown Error');
-             }
+           if (mode && mode.id === 'select') {
+             // update selected vertices - the user might have just double-clicked a way,
+             // creating a new vertex, triggering a partial redraw without a mode change
+             surface.call(drawVertices.drawSelected, graph, map.extent());
+           }
 
-             var vintage = {
-               start: localeDateString(result.resourceSets[0].resources[0].vintageStart),
-               end: localeDateString(result.resourceSets[0].resources[0].vintageEnd)
-             };
-             vintage.range = vintageRange(vintage);
-             var metadata = {
-               vintage: vintage
-             };
-             cache[tileID].metadata = metadata;
-             if (callback) callback(null, metadata);
-           })["catch"](function (err) {
-             delete inflight[tileID];
-             if (callback) callback(err.message);
+           surface.call(drawVertices, graph, data, filter, map.extent(), fullRedraw).call(drawLines, graph, data, filter).call(drawAreas, graph, data, filter).call(drawMidpoints, graph, data, filter, map.trimmedExtent()).call(drawLabels, graph, data, filter, _dimensions, fullRedraw).call(drawPoints, graph, data, filter);
+           dispatch.call('drawn', this, {
+             full: true
            });
+         }
+
+         map.init = function () {
+           drawLayers = svgLayers(projection, context);
+           drawPoints = svgPoints(projection, context);
+           drawVertices = svgVertices(projection, context);
+           drawLines = svgLines(projection, context);
+           drawAreas = svgAreas(projection, context);
+           drawMidpoints = svgMidpoints(projection, context);
+           drawLabels = svgLabels(projection, context);
          };
 
-         bing.terms_url = 'https://blog.openstreetmap.org/2010/11/30/microsoft-imagery-details';
-         return bing;
-       };
+         function editOff() {
+           context.features().resetStats();
+           surface.selectAll('.layer-osm *').remove();
+           surface.selectAll('.layer-touch:not(.markers) *').remove();
+           var allowed = {
+             'browse': true,
+             'save': true,
+             'select-note': true,
+             'select-data': true,
+             'select-error': true
+           };
+           var mode = context.mode();
 
-       rendererBackgroundSource.Esri = function (data) {
-         // in addition to using the tilemap at zoom level 20, overzoom real tiles - #4327 (deprecated technique, but it works)
-         if (data.template.match(/blankTile/) === null) {
-           data.template = data.template + '?blankTile=false';
+           if (mode && !allowed[mode.id]) {
+             context.enter(modeBrowse(context));
+           }
+
+           dispatch.call('drawn', this, {
+             full: true
+           });
          }
 
-         var esri = rendererBackgroundSource(data);
-         var cache = {};
-         var inflight = {};
+         function gestureChange(d3_event) {
+           // Remap Safari gesture events to wheel events - #5492
+           // We want these disabled most places, but enabled for zoom/unzoom on map surface
+           // https://developer.mozilla.org/en-US/docs/Web/API/GestureEvent
+           var e = d3_event;
+           e.preventDefault();
+           var props = {
+             deltaMode: 0,
+             // dummy values to ignore in zoomPan
+             deltaY: 1,
+             // dummy values to ignore in zoomPan
+             clientX: e.clientX,
+             clientY: e.clientY,
+             screenX: e.screenX,
+             screenY: e.screenY,
+             x: e.x,
+             y: e.y
+           };
+           var e2 = new WheelEvent('wheel', props);
+           e2._scale = e.scale; // preserve the original scale
 
-         var _prevCenter; // use a tilemap service to set maximum zoom for esri tiles dynamically
-         // https://developers.arcgis.com/documentation/tiled-elevation-service/
+           e2._rotation = e.rotation; // preserve the original rotation
 
+           _selection.node().dispatchEvent(e2);
+         }
 
-         esri.fetchTilemap = function (center) {
-           // skip if we have already fetched a tilemap within 5km
-           if (_prevCenter && geoSphericalDistance(center, _prevCenter) < 5000) return;
-           _prevCenter = center; // tiles are available globally to zoom level 19, afterward they may or may not be present
+         function zoomPan(event, key, transform) {
+           var source = event && event.sourceEvent || event;
+           var eventTransform = transform || event && event.transform;
+           var x = eventTransform.x;
+           var y = eventTransform.y;
+           var k = eventTransform.k; // Special handling of 'wheel' events:
+           // They might be triggered by the user scrolling the mouse wheel,
+           // or 2-finger pinch/zoom gestures, the transform may need adjustment.
 
-           var z = 20; // first generate a random url using the template
+           if (source && source.type === 'wheel') {
+             // assume that the gesture is already handled by pointer events
+             if (_pointerDown) return;
+             var detected = utilDetect();
+             var dX = source.deltaX;
+             var dY = source.deltaY;
+             var x2 = x;
+             var y2 = y;
+             var k2 = k;
+             var t0, p0, p1; // Normalize mousewheel scroll speed (Firefox) - #3029
+             // If wheel delta is provided in LINE units, recalculate it in PIXEL units
+             // We are essentially redoing the calculations that occur here:
+             //   https://github.com/d3/d3-zoom/blob/78563a8348aa4133b07cac92e2595c2227ca7cd7/src/zoom.js#L203
+             // See this for more info:
+             //   https://github.com/basilfx/normalize-wheel/blob/master/src/normalizeWheel.js
 
-           var dummyUrl = esri.url([1, 2, 3]); // calculate url z/y/x from the lat/long of the center of the map
+             if (source.deltaMode === 1
+             /* LINE */
+             ) {
+               // Convert from lines to pixels, more if the user is scrolling fast.
+               // (I made up the exp function to roughly match Firefox to what Chrome does)
+               // These numbers should be floats, because integers are treated as pan gesture below.
+               var lines = Math.abs(source.deltaY);
+               var sign = source.deltaY > 0 ? 1 : -1;
+               dY = sign * clamp$1(Math.exp((lines - 1) * 0.75) * 4.000244140625, 4.000244140625, // min
+               350.000244140625 // max
+               ); // On Firefox Windows and Linux we always get +/- the scroll line amount (default 3)
+               // There doesn't seem to be any scroll acceleration.
+               // This multiplier increases the speed a little bit - #5512
+
+               if (detected.os !== 'mac') {
+                 dY *= 5;
+               } // recalculate x2,y2,k2
+
+
+               t0 = _isTransformed ? _transformLast : _transformStart;
+               p0 = _getMouseCoords(source);
+               p1 = t0.invert(p0);
+               k2 = t0.k * Math.pow(2, -dY / 500);
+               k2 = clamp$1(k2, kMin, kMax);
+               x2 = p0[0] - p1[0] * k2;
+               y2 = p0[1] - p1[1] * k2; // 2 finger map pinch zooming (Safari) - #5492
+               // These are fake `wheel` events we made from Safari `gesturechange` events..
+             } else if (source._scale) {
+               // recalculate x2,y2,k2
+               t0 = _gestureTransformStart;
+               p0 = _getMouseCoords(source);
+               p1 = t0.invert(p0);
+               k2 = t0.k * source._scale;
+               k2 = clamp$1(k2, kMin, kMax);
+               x2 = p0[0] - p1[0] * k2;
+               y2 = p0[1] - p1[1] * k2; // 2 finger map pinch zooming (all browsers except Safari) - #5492
+               // Pinch zooming via the `wheel` event will always have:
+               // - `ctrlKey = true`
+               // - `deltaY` is not round integer pixels (ignore `deltaX`)
+             } else if (source.ctrlKey && !isInteger(dY)) {
+               dY *= 6; // slightly scale up whatever the browser gave us
+               // recalculate x2,y2,k2
+
+               t0 = _isTransformed ? _transformLast : _transformStart;
+               p0 = _getMouseCoords(source);
+               p1 = t0.invert(p0);
+               k2 = t0.k * Math.pow(2, -dY / 500);
+               k2 = clamp$1(k2, kMin, kMax);
+               x2 = p0[0] - p1[0] * k2;
+               y2 = p0[1] - p1[1] * k2; // Trackpad scroll zooming with shift or alt/option key down
+             } else if ((source.altKey || source.shiftKey) && isInteger(dY)) {
+               // recalculate x2,y2,k2
+               t0 = _isTransformed ? _transformLast : _transformStart;
+               p0 = _getMouseCoords(source);
+               p1 = t0.invert(p0);
+               k2 = t0.k * Math.pow(2, -dY / 500);
+               k2 = clamp$1(k2, kMin, kMax);
+               x2 = p0[0] - p1[0] * k2;
+               y2 = p0[1] - p1[1] * k2; // 2 finger map panning (Mac only, all browsers except Firefox #8595) - #5492, #5512
+               // Panning via the `wheel` event will always have:
+               // - `ctrlKey = false`
+               // - `deltaX`,`deltaY` are round integer pixels
+             } else if (detected.os === 'mac' && detected.browser !== 'Firefox' && !source.ctrlKey && isInteger(dX) && isInteger(dY)) {
+               p1 = projection.translate();
+               x2 = p1[0] - dX;
+               y2 = p1[1] - dY;
+               k2 = projection.scale();
+               k2 = clamp$1(k2, kMin, kMax);
+             } // something changed - replace the event transform
 
-           var x = Math.floor((center[0] + 180) / 360 * Math.pow(2, z));
-           var y = Math.floor((1 - Math.log(Math.tan(center[1] * Math.PI / 180) + 1 / Math.cos(center[1] * Math.PI / 180)) / Math.PI) / 2 * Math.pow(2, z)); // fetch an 8x8 grid to leverage cache
 
-           var tilemapUrl = dummyUrl.replace(/tile\/[0-9]+\/[0-9]+\/[0-9]+\?blankTile=false/, 'tilemap') + '/' + z + '/' + y + '/' + x + '/8/8'; // make the request and introspect the response from the tilemap server
+             if (x2 !== x || y2 !== y || k2 !== k) {
+               x = x2;
+               y = y2;
+               k = k2;
+               eventTransform = identity$2.translate(x2, y2).scale(k2);
 
-           d3_json(tilemapUrl).then(function (tilemap) {
-             if (!tilemap) {
-               throw new Error('Unknown Error');
+               if (_zoomerPanner._transform) {
+                 // utilZoomPan interface
+                 _zoomerPanner._transform(eventTransform);
+               } else {
+                 // d3_zoom interface
+                 _selection.node().__zoom = eventTransform;
+               }
              }
+           }
 
-             var hasTiles = true;
-
-             for (var i = 0; i < tilemap.data.length; i++) {
-               // 0 means an individual tile in the grid doesn't exist
-               if (!tilemap.data[i]) {
-                 hasTiles = false;
-                 break;
-               }
-             } // if any tiles are missing at level 20 we restrict maxZoom to 19
+           if (_transformStart.x === x && _transformStart.y === y && _transformStart.k === k) {
+             return; // no change
+           }
 
+           if (geoScaleToZoom(k, TILESIZE) < _minzoom) {
+             surface.interrupt();
+             dispatch.call('hitMinZoom', this, map);
+             setCenterZoom(map.center(), context.minEditableZoom(), 0, true);
+             scheduleRedraw();
+             dispatch.call('move', this, map);
+             return;
+           }
 
-             esri.zoomExtent[1] = hasTiles ? 22 : 19;
-           })["catch"](function () {
-             /* ignore */
-           });
-         };
+           projection.transform(eventTransform);
+           var withinEditableZoom = map.withinEditableZoom();
 
-         esri.getMetadata = function (center, tileCoord, callback) {
-           var tileID = tileCoord.slice(0, 3).join('/');
-           var zoom = Math.min(tileCoord[2], esri.zoomExtent[1]);
-           var centerPoint = center[0] + ',' + center[1]; // long, lat (as it should be)
+           if (_lastWithinEditableZoom !== withinEditableZoom) {
+             if (_lastWithinEditableZoom !== undefined) {
+               // notify that the map zoomed in or out over the editable zoom threshold
+               dispatch.call('crossEditableZoom', this, withinEditableZoom);
+             }
 
-           var unknown = _t('info_panels.background.unknown');
-           var metadataLayer;
-           var vintage = {};
-           var metadata = {};
-           if (inflight[tileID]) return;
+             _lastWithinEditableZoom = withinEditableZoom;
+           }
 
-           switch (true) {
-             case zoom >= 20 && esri.id === 'EsriWorldImageryClarity':
-               metadataLayer = 4;
-               break;
+           var scale = k / _transformStart.k;
+           var tX = (x / scale - _transformStart.x) * scale;
+           var tY = (y / scale - _transformStart.y) * scale;
 
-             case zoom >= 19:
-               metadataLayer = 3;
-               break;
+           if (context.inIntro()) {
+             curtainProjection.transform({
+               x: x - tX,
+               y: y - tY,
+               k: k
+             });
+           }
 
-             case zoom >= 17:
-               metadataLayer = 2;
-               break;
+           if (source) {
+             _lastPointerEvent = event;
+           }
 
-             case zoom >= 13:
-               metadataLayer = 0;
-               break;
+           _isTransformed = true;
+           _transformLast = eventTransform;
+           utilSetTransform(supersurface, tX, tY, scale);
+           scheduleRedraw();
+           dispatch.call('move', this, map);
 
-             default:
-               metadataLayer = 99;
+           function isInteger(val) {
+             return typeof val === 'number' && isFinite(val) && Math.floor(val) === val;
            }
+         }
 
-           var url; // build up query using the layer appropriate to the current zoom
+         function resetTransform() {
+           if (!_isTransformed) return false;
+           utilSetTransform(supersurface, 0, 0);
+           _isTransformed = false;
 
-           if (esri.id === 'EsriWorldImagery') {
-             url = 'https://services.arcgisonline.com/arcgis/rest/services/World_Imagery/MapServer/';
-           } else if (esri.id === 'EsriWorldImageryClarity') {
-             url = 'https://serviceslab.arcgisonline.com/arcgis/rest/services/Clarity_World_Imagery/MapServer/';
+           if (context.inIntro()) {
+             curtainProjection.transform(projection.transform());
            }
 
-           url += metadataLayer + '/query?returnGeometry=false&geometry=' + centerPoint + '&inSR=4326&geometryType=esriGeometryPoint&outFields=*&f=json';
+           return true;
+         }
 
-           if (!cache[tileID]) {
-             cache[tileID] = {};
+         function redraw(difference, extent) {
+           if (surface.empty() || !_redrawEnabled) return; // If we are in the middle of a zoom/pan, we can't do differenced redraws.
+           // It would result in artifacts where differenced entities are redrawn with
+           // one transform and unchanged entities with another.
+
+           if (resetTransform()) {
+             difference = extent = undefined;
            }
 
-           if (cache[tileID] && cache[tileID].metadata) {
-             return callback(null, cache[tileID].metadata);
-           } // accurate metadata is only available >= 13
+           var zoom = map.zoom();
+           var z = String(~~zoom);
 
+           if (surface.attr('data-zoom') !== z) {
+             surface.attr('data-zoom', z);
+           } // class surface as `lowzoom` around z17-z18.5 (based on latitude)
 
-           if (metadataLayer === 99) {
-             vintage = {
-               start: null,
-               end: null,
-               range: null
-             };
-             metadata = {
-               vintage: null,
-               source: unknown,
-               description: unknown,
-               resolution: unknown,
-               accuracy: unknown
-             };
-             callback(null, metadata);
-           } else {
-             inflight[tileID] = true;
-             d3_json(url).then(function (result) {
-               delete inflight[tileID];
 
-               if (!result) {
-                 throw new Error('Unknown Error');
-               } else if (result.features && result.features.length < 1) {
-                 throw new Error('No Results');
-               } else if (result.error && result.error.message) {
-                 throw new Error(result.error.message);
-               } // pass through the discrete capture date from metadata
-
-
-               var captureDate = localeDateString(result.features[0].attributes.SRC_DATE2);
-               vintage = {
-                 start: captureDate,
-                 end: captureDate,
-                 range: captureDate
-               };
-               metadata = {
-                 vintage: vintage,
-                 source: clean(result.features[0].attributes.NICE_NAME),
-                 description: clean(result.features[0].attributes.NICE_DESC),
-                 resolution: clean(+parseFloat(result.features[0].attributes.SRC_RES).toFixed(4)),
-                 accuracy: clean(+parseFloat(result.features[0].attributes.SRC_ACC).toFixed(4))
-               }; // append units - meters
+           var lat = map.center()[1];
+           var lowzoom = linear().domain([-60, 0, 60]).range([17, 18.5, 17]).clamp(true);
+           surface.classed('low-zoom', zoom <= lowzoom(lat));
 
-               if (isFinite(metadata.resolution)) {
-                 metadata.resolution += ' m';
-               }
+           if (!difference) {
+             supersurface.call(context.background());
+             wrapper.call(drawLayers);
+           } // OSM
 
-               if (isFinite(metadata.accuracy)) {
-                 metadata.accuracy += ' m';
-               }
 
-               cache[tileID].metadata = metadata;
-               if (callback) callback(null, metadata);
-             })["catch"](function (err) {
-               delete inflight[tileID];
-               if (callback) callback(err.message);
-             });
+           if (map.editableDataEnabled() || map.isInWideSelection()) {
+             context.loadTiles(projection);
+             drawEditable(difference, extent);
+           } else {
+             editOff();
            }
 
-           function clean(val) {
-             return String(val).trim() || unknown;
-           }
+           _transformStart = projection.transform();
+           return map;
+         }
+
+         var immediateRedraw = function immediateRedraw(difference, extent) {
+           if (!difference && !extent) cancelPendingRedraw();
+           redraw(difference, extent);
          };
 
-         return esri;
-       };
+         map.lastPointerEvent = function () {
+           return _lastPointerEvent;
+         };
 
-       rendererBackgroundSource.None = function () {
-         var source = rendererBackgroundSource({
-           id: 'none',
-           template: ''
-         });
+         map.mouse = function (d3_event) {
+           var event = d3_event || _lastPointerEvent;
 
-         source.name = function () {
-           return _t('background.none');
-         };
+           if (event) {
+             var s;
 
-         source.label = function () {
-           return _t.html('background.none');
-         };
+             while (s = event.sourceEvent) {
+               event = s;
+             }
 
-         source.imageryUsed = function () {
-           return null;
-         };
+             return _getMouseCoords(event);
+           }
 
-         source.area = function () {
-           return -1; // sources in background pane are sorted by area
-         };
+           return null;
+         }; // returns Lng/Lat
 
-         return source;
-       };
 
-       rendererBackgroundSource.Custom = function (template) {
-         var source = rendererBackgroundSource({
-           id: 'custom',
-           template: template
-         });
+         map.mouseCoordinates = function () {
+           var coord = map.mouse() || pxCenter();
+           return projection.invert(coord);
+         };
 
-         source.name = function () {
-           return _t('background.custom');
+         map.dblclickZoomEnable = function (val) {
+           if (!arguments.length) return _dblClickZoomEnabled;
+           _dblClickZoomEnabled = val;
+           return map;
          };
 
-         source.label = function () {
-           return _t.html('background.custom');
+         map.redrawEnable = function (val) {
+           if (!arguments.length) return _redrawEnabled;
+           _redrawEnabled = val;
+           return map;
          };
 
-         source.imageryUsed = function () {
-           // sanitize personal connection tokens - #6801
-           var cleaned = source.template(); // from query string parameters
+         map.isTransformed = function () {
+           return _isTransformed;
+         };
 
-           if (cleaned.indexOf('?') !== -1) {
-             var parts = cleaned.split('?', 2);
-             var qs = utilStringQs(parts[1]);
-             ['access_token', 'connectId', 'token'].forEach(function (param) {
-               if (qs[param]) {
-                 qs[param] = '{apikey}';
-               }
-             });
-             cleaned = parts[0] + '?' + utilQsString(qs, true); // true = soft encode
-           } // from wms/wmts api path parameters
+         function setTransform(t2, duration, force) {
+           var t = projection.transform();
+           if (!force && t2.k === t.k && t2.x === t.x && t2.y === t.y) return false;
 
+           if (duration) {
+             _selection.transition().duration(duration).on('start', function () {
+               map.startEase();
+             }).call(_zoomerPanner.transform, identity$2.translate(t2.x, t2.y).scale(t2.k));
+           } else {
+             projection.transform(t2);
+             _transformStart = t2;
 
-           cleaned = cleaned.replace(/token\/(\w+)/, 'token/{apikey}');
-           return 'Custom (' + cleaned + ' )';
-         };
+             _selection.call(_zoomerPanner.transform, _transformStart);
+           }
 
-         source.area = function () {
-           return -2; // sources in background pane are sorted by area
-         };
+           return true;
+         }
 
-         return source;
-       };
+         function setCenterZoom(loc2, z2, duration, force) {
+           var c = map.center();
+           var z = map.zoom();
+           if (loc2[0] === c[0] && loc2[1] === c[1] && z2 === z && !force) return false;
+           var proj = geoRawMercator().transform(projection.transform()); // copy projection
 
-       function rendererTileLayer(context) {
-         var transformProp = utilPrefixCSSProperty('Transform');
-         var tiler = utilTiler();
-         var _tileSize = 256;
+           var k2 = clamp$1(geoZoomToScale(z2, TILESIZE), kMin, kMax);
+           proj.scale(k2);
+           var t = proj.translate();
+           var point = proj(loc2);
+           var center = pxCenter();
+           t[0] += center[0] - point[0];
+           t[1] += center[1] - point[1];
+           return setTransform(identity$2.translate(t[0], t[1]).scale(k2), duration, force);
+         }
 
-         var _projection;
+         map.pan = function (delta, duration) {
+           var t = projection.translate();
+           var k = projection.scale();
+           t[0] += delta[0];
+           t[1] += delta[1];
 
-         var _cache = {};
+           if (duration) {
+             _selection.transition().duration(duration).on('start', function () {
+               map.startEase();
+             }).call(_zoomerPanner.transform, identity$2.translate(t[0], t[1]).scale(k));
+           } else {
+             projection.translate(t);
+             _transformStart = projection.transform();
 
-         var _tileOrigin;
+             _selection.call(_zoomerPanner.transform, _transformStart);
 
-         var _zoom;
+             dispatch.call('move', this, map);
+             immediateRedraw();
+           }
 
-         var _source;
+           return map;
+         };
 
-         function tileSizeAtZoom(d, z) {
-           var EPSILON = 0.002; // close seams
+         map.dimensions = function (val) {
+           if (!arguments.length) return _dimensions;
+           _dimensions = val;
+           drawLayers.dimensions(_dimensions);
+           context.background().dimensions(_dimensions);
+           projection.clipExtent([[0, 0], _dimensions]);
+           _getMouseCoords = utilFastMouse(supersurface.node());
+           scheduleRedraw();
+           return map;
+         };
 
-           return _tileSize * Math.pow(2, z - d[2]) / _tileSize + EPSILON;
+         function zoomIn(delta) {
+           setCenterZoom(map.center(), ~~map.zoom() + delta, 250, true);
          }
 
-         function atZoom(t, distance) {
-           var power = Math.pow(2, distance);
-           return [Math.floor(t[0] * power), Math.floor(t[1] * power), t[2] + distance];
+         function zoomOut(delta) {
+           setCenterZoom(map.center(), ~~map.zoom() - delta, 250, true);
          }
 
-         function lookUp(d) {
-           for (var up = -1; up > -d[2]; up--) {
-             var tile = atZoom(d, up);
-
-             if (_cache[_source.url(tile)] !== false) {
-               return tile;
-             }
-           }
-         }
+         map.zoomIn = function () {
+           zoomIn(1);
+         };
 
-         function uniqueBy(a, n) {
-           var o = [];
-           var seen = {};
+         map.zoomInFurther = function () {
+           zoomIn(4);
+         };
 
-           for (var i = 0; i < a.length; i++) {
-             if (seen[a[i][n]] === undefined) {
-               o.push(a[i]);
-               seen[a[i][n]] = true;
-             }
-           }
+         map.canZoomIn = function () {
+           return map.zoom() < maxZoom;
+         };
 
-           return o;
-         }
+         map.zoomOut = function () {
+           zoomOut(1);
+         };
 
-         function addSource(d) {
-           d.push(_source.url(d));
-           return d;
-         } // Update tiles based on current state of `projection`.
+         map.zoomOutFurther = function () {
+           zoomOut(4);
+         };
 
+         map.canZoomOut = function () {
+           return map.zoom() > minZoom;
+         };
 
-         function background(selection) {
-           _zoom = geoScaleToZoom(_projection.scale(), _tileSize);
-           var pixelOffset;
+         map.center = function (loc2) {
+           if (!arguments.length) {
+             return projection.invert(pxCenter());
+           }
 
-           if (_source) {
-             pixelOffset = [_source.offset()[0] * Math.pow(2, _zoom), _source.offset()[1] * Math.pow(2, _zoom)];
-           } else {
-             pixelOffset = [0, 0];
+           if (setCenterZoom(loc2, map.zoom())) {
+             dispatch.call('move', this, map);
            }
 
-           var translate = [_projection.translate()[0] + pixelOffset[0], _projection.translate()[1] + pixelOffset[1]];
-           tiler.scale(_projection.scale() * 2 * Math.PI).translate(translate);
-           _tileOrigin = [_projection.scale() * Math.PI - translate[0], _projection.scale() * Math.PI - translate[1]];
-           render(selection);
-         } // Derive the tiles onscreen, remove those offscreen and position them.
-         // Important that this part not depend on `_projection` because it's
-         // rentered when tiles load/error (see #644).
+           scheduleRedraw();
+           return map;
+         };
 
+         map.unobscuredCenterZoomEase = function (loc, zoom) {
+           var offset = map.unobscuredOffsetPx();
+           var proj = geoRawMercator().transform(projection.transform()); // copy projection
+           // use the target zoom to calculate the offset center
 
-         function render(selection) {
-           if (!_source) return;
-           var requests = [];
-           var showDebug = context.getDebug('tile') && !_source.overlay;
+           proj.scale(geoZoomToScale(zoom, TILESIZE));
+           var locPx = proj(loc);
+           var offsetLocPx = [locPx[0] + offset[0], locPx[1] + offset[1]];
+           var offsetLoc = proj.invert(offsetLocPx);
+           map.centerZoomEase(offsetLoc, zoom);
+         };
 
-           if (_source.validZoom(_zoom)) {
-             tiler.skipNullIsland(!!_source.overlay);
-             tiler().forEach(function (d) {
-               addSource(d);
-               if (d[3] === '') return;
-               if (typeof d[3] !== 'string') return; // Workaround for #2295
+         map.unobscuredOffsetPx = function () {
+           var openPane = context.container().select('.map-panes .map-pane.shown');
 
-               requests.push(d);
+           if (!openPane.empty()) {
+             return [openPane.node().offsetWidth / 2, 0];
+           }
 
-               if (_cache[d[3]] === false && lookUp(d)) {
-                 requests.push(addSource(lookUp(d)));
-               }
-             });
-             requests = uniqueBy(requests, 3).filter(function (r) {
-               // don't re-request tiles which have failed in the past
-               return _cache[r[3]] !== false;
-             });
+           return [0, 0];
+         };
+
+         map.zoom = function (z2) {
+           if (!arguments.length) {
+             return Math.max(geoScaleToZoom(projection.scale(), TILESIZE), 0);
            }
 
-           function load(d3_event, d) {
-             _cache[d[3]] = true;
-             select(this).on('error', null).on('load', null).classed('tile-loaded', true);
-             render(selection);
+           if (z2 < _minzoom) {
+             surface.interrupt();
+             dispatch.call('hitMinZoom', this, map);
+             z2 = context.minEditableZoom();
            }
 
-           function error(d3_event, d) {
-             _cache[d[3]] = false;
-             select(this).on('error', null).on('load', null).remove();
-             render(selection);
+           if (setCenterZoom(map.center(), z2)) {
+             dispatch.call('move', this, map);
            }
 
-           function imageTransform(d) {
-             var ts = _tileSize * Math.pow(2, _zoom - d[2]);
+           scheduleRedraw();
+           return map;
+         };
 
-             var scale = tileSizeAtZoom(d, _zoom);
-             return 'translate(' + (d[0] * ts - _tileOrigin[0]) + 'px,' + (d[1] * ts - _tileOrigin[1]) + 'px) ' + 'scale(' + scale + ',' + scale + ')';
+         map.centerZoom = function (loc2, z2) {
+           if (setCenterZoom(loc2, z2)) {
+             dispatch.call('move', this, map);
            }
 
-           function tileCenter(d) {
-             var ts = _tileSize * Math.pow(2, _zoom - d[2]);
+           scheduleRedraw();
+           return map;
+         };
 
-             return [d[0] * ts - _tileOrigin[0] + ts / 2, d[1] * ts - _tileOrigin[1] + ts / 2];
-           }
+         map.zoomTo = function (entity) {
+           var extent = entity.extent(context.graph());
+           if (!isFinite(extent.area())) return map;
+           var z2 = clamp$1(map.trimmedExtentZoom(extent), 0, 20);
+           return map.centerZoom(extent.center(), z2);
+         };
 
-           function debugTransform(d) {
-             var coord = tileCenter(d);
-             return 'translate(' + coord[0] + 'px,' + coord[1] + 'px)';
-           } // Pick a representative tile near the center of the viewport
-           // (This is useful for sampling the imagery vintage)
+         map.centerEase = function (loc2, duration) {
+           duration = duration || 250;
+           setCenterZoom(loc2, map.zoom(), duration);
+           return map;
+         };
+
+         map.zoomEase = function (z2, duration) {
+           duration = duration || 250;
+           setCenterZoom(map.center(), z2, duration, false);
+           return map;
+         };
 
+         map.centerZoomEase = function (loc2, z2, duration) {
+           duration = duration || 250;
+           setCenterZoom(loc2, z2, duration, false);
+           return map;
+         };
 
-           var dims = tiler.size();
-           var mapCenter = [dims[0] / 2, dims[1] / 2];
-           var minDist = Math.max(dims[0], dims[1]);
-           var nearCenter;
-           requests.forEach(function (d) {
-             var c = tileCenter(d);
-             var dist = geoVecLength(c, mapCenter);
+         map.transformEase = function (t2, duration) {
+           duration = duration || 250;
+           setTransform(t2, duration, false
+           /* don't force */
+           );
+           return map;
+         };
 
-             if (dist < minDist) {
-               minDist = dist;
-               nearCenter = d;
-             }
-           });
-           var image = selection.selectAll('img').data(requests, function (d) {
-             return d[3];
-           });
-           image.exit().style(transformProp, imageTransform).classed('tile-removing', true).classed('tile-center', false).each(function () {
-             var tile = select(this);
-             window.setTimeout(function () {
-               if (tile.classed('tile-removing')) {
-                 tile.remove();
+         map.zoomToEase = function (obj, duration) {
+           var extent;
+
+           if (Array.isArray(obj)) {
+             obj.forEach(function (entity) {
+               var entityExtent = entity.extent(context.graph());
+
+               if (!extent) {
+                 extent = entityExtent;
+               } else {
+                 extent = extent.extend(entityExtent);
                }
-             }, 300);
-           });
-           image.enter().append('img').attr('class', 'tile').attr('draggable', 'false').style('width', _tileSize + 'px').style('height', _tileSize + 'px').attr('src', function (d) {
-             return d[3];
-           }).on('error', error).on('load', load).merge(image).style(transformProp, imageTransform).classed('tile-debug', showDebug).classed('tile-removing', false).classed('tile-center', function (d) {
-             return d === nearCenter;
-           });
-           var debug = selection.selectAll('.tile-label-debug').data(showDebug ? requests : [], function (d) {
-             return d[3];
+             });
+           } else {
+             extent = obj.extent(context.graph());
+           }
+
+           if (!isFinite(extent.area())) return map;
+           var z2 = clamp$1(map.trimmedExtentZoom(extent), 0, 20);
+           return map.centerZoomEase(extent.center(), z2, duration);
+         };
+
+         map.startEase = function () {
+           utilBindOnce(surface, _pointerPrefix + 'down.ease', function () {
+             map.cancelEase();
            });
-           debug.exit().remove();
+           return map;
+         };
 
-           if (showDebug) {
-             var debugEnter = debug.enter().append('div').attr('class', 'tile-label-debug');
-             debugEnter.append('div').attr('class', 'tile-label-debug-coord');
-             debugEnter.append('div').attr('class', 'tile-label-debug-vintage');
-             debug = debug.merge(debugEnter);
-             debug.style(transformProp, debugTransform);
-             debug.selectAll('.tile-label-debug-coord').html(function (d) {
-               return d[2] + ' / ' + d[0] + ' / ' + d[1];
-             });
-             debug.selectAll('.tile-label-debug-vintage').each(function (d) {
-               var span = select(this);
-               var center = context.projection.invert(tileCenter(d));
+         map.cancelEase = function () {
+           _selection.interrupt();
 
-               _source.getMetadata(center, d, function (err, result) {
-                 span.html(result && result.vintage && result.vintage.range || _t('info_panels.background.vintage') + ': ' + _t('info_panels.background.unknown'));
-               });
-             });
+           return map;
+         };
+
+         map.extent = function (val) {
+           if (!arguments.length) {
+             return new geoExtent(projection.invert([0, _dimensions[1]]), projection.invert([_dimensions[0], 0]));
+           } else {
+             var extent = geoExtent(val);
+             map.centerZoom(extent.center(), map.extentZoom(extent));
+           }
+         };
+
+         map.trimmedExtent = function (val) {
+           if (!arguments.length) {
+             var headerY = 71;
+             var footerY = 30;
+             var pad = 10;
+             return new geoExtent(projection.invert([pad, _dimensions[1] - footerY - pad]), projection.invert([_dimensions[0] - pad, headerY + pad]));
+           } else {
+             var extent = geoExtent(val);
+             map.centerZoom(extent.center(), map.trimmedExtentZoom(extent));
            }
+         };
+
+         function calcExtentZoom(extent, dim) {
+           var tl = projection([extent[0][0], extent[1][1]]);
+           var br = projection([extent[1][0], extent[0][1]]); // Calculate maximum zoom that fits extent
+
+           var hFactor = (br[0] - tl[0]) / dim[0];
+           var vFactor = (br[1] - tl[1]) / dim[1];
+           var hZoomDiff = Math.log(Math.abs(hFactor)) / Math.LN2;
+           var vZoomDiff = Math.log(Math.abs(vFactor)) / Math.LN2;
+           var newZoom = map.zoom() - Math.max(hZoomDiff, vZoomDiff);
+           return newZoom;
          }
 
-         background.projection = function (val) {
-           if (!arguments.length) return _projection;
-           _projection = val;
-           return background;
+         map.extentZoom = function (val) {
+           return calcExtentZoom(geoExtent(val), _dimensions);
          };
 
-         background.dimensions = function (val) {
-           if (!arguments.length) return tiler.size();
-           tiler.size(val);
-           return background;
+         map.trimmedExtentZoom = function (val) {
+           var trimY = 120;
+           var trimX = 40;
+           var trimmed = [_dimensions[0] - trimX, _dimensions[1] - trimY];
+           return calcExtentZoom(geoExtent(val), trimmed);
          };
 
-         background.source = function (val) {
-           if (!arguments.length) return _source;
-           _source = val;
-           _tileSize = _source.tileSize;
-           _cache = {};
-           tiler.tileSize(_source.tileSize).zoomExtent(_source.zoomExtent);
-           return background;
+         map.withinEditableZoom = function () {
+           return map.zoom() >= context.minEditableZoom();
          };
 
-         return background;
-       }
+         map.isInWideSelection = function () {
+           return !map.withinEditableZoom() && context.selectedIDs().length;
+         };
 
-       var _imageryIndex = null;
-       function rendererBackground(context) {
-         var dispatch$1 = dispatch('change');
-         var detected = utilDetect();
-         var baseLayer = rendererTileLayer(context).projection(context.projection);
-         var _isValid = true;
-         var _overlayLayers = [];
-         var _brightness = 1;
-         var _contrast = 1;
-         var _saturation = 1;
-         var _sharpness = 1;
+         map.editableDataEnabled = function (skipZoomCheck) {
+           var layer = context.layers().layer('osm');
+           if (!layer || !layer.enabled()) return false;
+           return skipZoomCheck || map.withinEditableZoom();
+         };
 
-         function ensureImageryIndex() {
-           return _mainFileFetcher.get('imagery').then(function (sources) {
-             if (_imageryIndex) return _imageryIndex;
-             _imageryIndex = {
-               imagery: sources,
-               features: {}
-             }; // use which-polygon to support efficient index and querying for imagery
+         map.notesEditable = function () {
+           var layer = context.layers().layer('notes');
+           if (!layer || !layer.enabled()) return false;
+           return map.withinEditableZoom();
+         };
 
-             var features = sources.map(function (source) {
-               if (!source.polygon) return null; // workaround for editor-layer-index weirdness..
-               // Add an extra array nest to each element in `source.polygon`
-               // so the rings are not treated as a bunch of holes:
-               // what we have: [ [[outer],[hole],[hole]] ]
-               // what we want: [ [[outer]],[[outer]],[[outer]] ]
+         map.minzoom = function (val) {
+           if (!arguments.length) return _minzoom;
+           _minzoom = val;
+           return map;
+         };
 
-               var rings = source.polygon.map(function (ring) {
-                 return [ring];
-               });
-               var feature = {
-                 type: 'Feature',
-                 properties: {
-                   id: source.id
-                 },
-                 geometry: {
-                   type: 'MultiPolygon',
-                   coordinates: rings
-                 }
-               };
-               _imageryIndex.features[source.id] = feature;
-               return feature;
-             }).filter(Boolean);
-             _imageryIndex.query = whichPolygon_1({
-               type: 'FeatureCollection',
-               features: features
-             }); // Instantiate `rendererBackgroundSource` objects for each source
+         map.toggleHighlightEdited = function () {
+           surface.classed('highlight-edited', !surface.classed('highlight-edited'));
+           map.pan([0, 0]); // trigger a redraw
 
-             _imageryIndex.backgrounds = sources.map(function (source) {
-               if (source.type === 'bing') {
-                 return rendererBackgroundSource.Bing(source, dispatch$1);
-               } else if (/^EsriWorldImagery/.test(source.id)) {
-                 return rendererBackgroundSource.Esri(source);
-               } else {
-                 return rendererBackgroundSource(source);
-               }
-             }); // Add 'None'
+           dispatch.call('changeHighlighting', this);
+         };
 
-             _imageryIndex.backgrounds.unshift(rendererBackgroundSource.None()); // Add 'Custom'
+         map.areaFillOptions = ['wireframe', 'partial', 'full'];
 
+         map.activeAreaFill = function (val) {
+           if (!arguments.length) return corePreferences('area-fill') || 'partial';
+           corePreferences('area-fill', val);
 
-             var template = corePreferences('background-custom-template') || '';
-             var custom = rendererBackgroundSource.Custom(template);
+           if (val !== 'wireframe') {
+             corePreferences('area-fill-toggle', val);
+           }
 
-             _imageryIndex.backgrounds.unshift(custom);
+           updateAreaFill();
+           map.pan([0, 0]); // trigger a redraw
 
-             return _imageryIndex;
+           dispatch.call('changeAreaFill', this);
+           return map;
+         };
+
+         map.toggleWireframe = function () {
+           var activeFill = map.activeAreaFill();
+
+           if (activeFill === 'wireframe') {
+             activeFill = corePreferences('area-fill-toggle') || 'partial';
+           } else {
+             activeFill = 'wireframe';
+           }
+
+           map.activeAreaFill(activeFill);
+         };
+
+         function updateAreaFill() {
+           var activeFill = map.activeAreaFill();
+           map.areaFillOptions.forEach(function (opt) {
+             surface.classed('fill-' + opt, Boolean(opt === activeFill));
            });
          }
 
-         function background(selection) {
-           var currSource = baseLayer.source(); // If we are displaying an Esri basemap at high zoom,
-           // check its tilemap to see how high the zoom can go
-
-           if (context.map().zoom() > 18) {
-             if (currSource && /^EsriWorldImagery/.test(currSource.id)) {
-               var center = context.map().center();
-               currSource.fetchTilemap(center);
-             }
-           } // Is the imagery valid here? - #4827
+         map.layers = function () {
+           return drawLayers;
+         };
 
+         map.doubleUpHandler = function () {
+           return _doubleUpHandler;
+         };
 
-           var sources = background.sources(context.map().extent());
-           var wasValid = _isValid;
-           _isValid = !!sources.filter(function (d) {
-             return d === currSource;
-           }).length;
+         return utilRebind(map, dispatch, 'on');
+       }
 
-           if (wasValid !== _isValid) {
-             // change in valid status
-             background.updateImagery();
-           }
+       function rendererPhotos(context) {
+         var dispatch = dispatch$8('change');
+         var _layerIDs = ['streetside', 'mapillary', 'mapillary-map-features', 'mapillary-signs', 'kartaview'];
+         var _allPhotoTypes = ['flat', 'panoramic'];
 
-           var baseFilter = '';
+         var _shownPhotoTypes = _allPhotoTypes.slice(); // shallow copy
 
-           if (detected.cssfilters) {
-             if (_brightness !== 1) {
-               baseFilter += " brightness(".concat(_brightness, ")");
-             }
 
-             if (_contrast !== 1) {
-               baseFilter += " contrast(".concat(_contrast, ")");
-             }
+         var _dateFilters = ['fromDate', 'toDate'];
 
-             if (_saturation !== 1) {
-               baseFilter += " saturate(".concat(_saturation, ")");
-             }
+         var _fromDate;
 
-             if (_sharpness < 1) {
-               // gaussian blur
-               var blur = d3_interpolateNumber(0.5, 5)(1 - _sharpness);
-               baseFilter += " blur(".concat(blur, "px)");
-             }
-           }
+         var _toDate;
 
-           var base = selection.selectAll('.layer-background').data([0]);
-           base = base.enter().insert('div', '.layer-data').attr('class', 'layer layer-background').merge(base);
+         var _usernames;
 
-           if (detected.cssfilters) {
-             base.style('filter', baseFilter || null);
-           } else {
-             base.style('opacity', _brightness);
-           }
+         function photos() {}
 
-           var imagery = base.selectAll('.layer-imagery').data([0]);
-           imagery.enter().append('div').attr('class', 'layer layer-imagery').merge(imagery).call(baseLayer);
-           var maskFilter = '';
-           var mixBlendMode = '';
+         function updateStorage() {
+           if (window.mocha) return;
+           var hash = utilStringQs(window.location.hash);
+           var enabled = context.layers().all().filter(function (d) {
+             return _layerIDs.indexOf(d.id) !== -1 && d.layer && d.layer.supported() && d.layer.enabled();
+           }).map(function (d) {
+             return d.id;
+           });
 
-           if (detected.cssfilters && _sharpness > 1) {
-             // apply unsharp mask
-             mixBlendMode = 'overlay';
-             maskFilter = 'saturate(0) blur(3px) invert(1)';
-             var contrast = _sharpness - 1;
-             maskFilter += " contrast(".concat(contrast, ")");
-             var brightness = d3_interpolateNumber(1, 0.85)(_sharpness - 1);
-             maskFilter += " brightness(".concat(brightness, ")");
+           if (enabled.length) {
+             hash.photo_overlay = enabled.join(',');
+           } else {
+             delete hash.photo_overlay;
            }
 
-           var mask = base.selectAll('.layer-unsharp-mask').data(detected.cssfilters && _sharpness > 1 ? [0] : []);
-           mask.exit().remove();
-           mask.enter().append('div').attr('class', 'layer layer-mask layer-unsharp-mask').merge(mask).call(baseLayer).style('filter', maskFilter || null).style('mix-blend-mode', mixBlendMode || null);
-           var overlays = selection.selectAll('.layer-overlay').data(_overlayLayers, function (d) {
-             return d.source().name();
-           });
-           overlays.exit().remove();
-           overlays.enter().insert('div', '.layer-data').attr('class', 'layer layer-overlay').merge(overlays).each(function (layer, i, nodes) {
-             return select(nodes[i]).call(layer);
-           });
+           window.location.replace('#' + utilQsString(hash, true));
          }
 
-         background.updateImagery = function () {
-           var currSource = baseLayer.source();
-           if (context.inIntro() || !currSource) return;
+         photos.overlayLayerIDs = function () {
+           return _layerIDs;
+         };
 
-           var o = _overlayLayers.filter(function (d) {
-             return !d.source().isLocatorOverlay() && !d.source().isHidden();
-           }).map(function (d) {
-             return d.source().id;
-           }).join(',');
+         photos.allPhotoTypes = function () {
+           return _allPhotoTypes;
+         };
 
-           var meters = geoOffsetToMeters(currSource.offset());
-           var EPSILON = 0.01;
-           var x = +meters[0].toFixed(2);
-           var y = +meters[1].toFixed(2);
-           var hash = utilStringQs(window.location.hash);
-           var id = currSource.id;
+         photos.dateFilters = function () {
+           return _dateFilters;
+         };
 
-           if (id === 'custom') {
-             id = "custom:".concat(currSource.template());
-           }
+         photos.dateFilterValue = function (val) {
+           return val === _dateFilters[0] ? _fromDate : _toDate;
+         };
 
-           if (id) {
-             hash.background = id;
-           } else {
-             delete hash.background;
-           }
+         photos.setDateFilter = function (type, val, updateUrl) {
+           // validate the date
+           var date = val && new Date(val);
 
-           if (o) {
-             hash.overlays = o;
+           if (date && !isNaN(date)) {
+             val = date.toISOString().substr(0, 10);
            } else {
-             delete hash.overlays;
+             val = null;
            }
 
-           if (Math.abs(x) > EPSILON || Math.abs(y) > EPSILON) {
-             hash.offset = "".concat(x, ",").concat(y);
-           } else {
-             delete hash.offset;
-           }
+           if (type === _dateFilters[0]) {
+             _fromDate = val;
 
-           if (!window.mocha) {
-             window.location.replace('#' + utilQsString(hash, true));
+             if (_fromDate && _toDate && new Date(_toDate) < new Date(_fromDate)) {
+               _toDate = _fromDate;
+             }
            }
 
-           var imageryUsed = [];
-           var photoOverlaysUsed = [];
-           var currUsed = currSource.imageryUsed();
+           if (type === _dateFilters[1]) {
+             _toDate = val;
 
-           if (currUsed && _isValid) {
-             imageryUsed.push(currUsed);
+             if (_fromDate && _toDate && new Date(_toDate) < new Date(_fromDate)) {
+               _fromDate = _toDate;
+             }
            }
 
-           _overlayLayers.filter(function (d) {
-             return !d.source().isLocatorOverlay() && !d.source().isHidden();
-           }).forEach(function (d) {
-             return imageryUsed.push(d.source().imageryUsed());
-           });
+           dispatch.call('change', this);
 
-           var dataLayer = context.layers().layer('data');
+           if (updateUrl) {
+             var rangeString;
 
-           if (dataLayer && dataLayer.enabled() && dataLayer.hasData()) {
-             imageryUsed.push(dataLayer.getSrc());
+             if (_fromDate || _toDate) {
+               rangeString = (_fromDate || '') + '_' + (_toDate || '');
+             }
+
+             setUrlFilterValue('photo_dates', rangeString);
            }
+         };
 
-           var photoOverlayLayers = {
-             streetside: 'Bing Streetside',
-             mapillary: 'Mapillary Images',
-             'mapillary-map-features': 'Mapillary Map Features',
-             'mapillary-signs': 'Mapillary Signs',
-             openstreetcam: 'OpenStreetCam Images'
-           };
+         photos.setUsernameFilter = function (val, updateUrl) {
+           if (val && typeof val === 'string') val = val.replace(/;/g, ',').split(',');
 
-           for (var layerID in photoOverlayLayers) {
-             var layer = context.layers().layer(layerID);
+           if (val) {
+             val = val.map(function (d) {
+               return d.trim();
+             }).filter(Boolean);
 
-             if (layer && layer.enabled()) {
-               photoOverlaysUsed.push(layerID);
-               imageryUsed.push(photoOverlayLayers[layerID]);
+             if (!val.length) {
+               val = null;
              }
            }
 
-           context.history().imageryUsed(imageryUsed);
-           context.history().photoOverlaysUsed(photoOverlaysUsed);
-         };
-
-         var _checkedBlocklists;
-
-         background.sources = function (extent, zoom, includeCurrent) {
-           if (!_imageryIndex) return []; // called before init()?
+           _usernames = val;
+           dispatch.call('change', this);
 
-           var visible = {};
-           (_imageryIndex.query.bbox(extent.rectangle(), true) || []).forEach(function (d) {
-             return visible[d.id] = true;
-           });
-           var currSource = baseLayer.source();
-           var osm = context.connection();
-           var blocklists = osm && osm.imageryBlocklists();
+           if (updateUrl) {
+             var hashString;
 
-           if (blocklists && blocklists !== _checkedBlocklists) {
-             _imageryIndex.backgrounds.forEach(function (source) {
-               source.isBlocked = blocklists.some(function (blocklist) {
-                 return blocklist.test(source.template());
-               });
-             });
+             if (_usernames) {
+               hashString = _usernames.join(',');
+             }
 
-             _checkedBlocklists = blocklists;
+             setUrlFilterValue('photo_username', hashString);
            }
+         };
 
-           return _imageryIndex.backgrounds.filter(function (source) {
-             if (includeCurrent && currSource === source) return true; // optionally always include the current imagery
+         function setUrlFilterValue(property, val) {
+           if (!window.mocha) {
+             var hash = utilStringQs(window.location.hash);
 
-             if (source.isBlocked) return false; // even bundled sources may be blocked - #7905
+             if (val) {
+               if (hash[property] === val) return;
+               hash[property] = val;
+             } else {
+               if (!(property in hash)) return;
+               delete hash[property];
+             }
 
-             if (!source.polygon) return true; // always include imagery with worldwide coverage
+             window.location.replace('#' + utilQsString(hash, true));
+           }
+         }
 
-             if (zoom && zoom < 6) return false; // optionally exclude local imagery at low zooms
+         function showsLayer(id) {
+           var layer = context.layers().layer(id);
+           return layer && layer.supported() && layer.enabled();
+         }
 
-             return visible[source.id]; // include imagery visible in given extent
-           });
+         photos.shouldFilterByDate = function () {
+           return showsLayer('mapillary') || showsLayer('kartaview') || showsLayer('streetside');
          };
 
-         background.dimensions = function (val) {
-           if (!val) return;
-           baseLayer.dimensions(val);
-
-           _overlayLayers.forEach(function (layer) {
-             return layer.dimensions(val);
-           });
+         photos.shouldFilterByPhotoType = function () {
+           return showsLayer('mapillary') || showsLayer('streetside') && showsLayer('kartaview');
          };
 
-         background.baseLayerSource = function (d) {
-           if (!arguments.length) return baseLayer.source(); // test source against OSM imagery blocklists..
+         photos.shouldFilterByUsername = function () {
+           return !showsLayer('mapillary') && showsLayer('kartaview') && !showsLayer('streetside');
+         };
 
-           var osm = context.connection();
-           if (!osm) return background;
-           var blocklists = osm.imageryBlocklists();
-           var template = d.template();
-           var fail = false;
-           var tested = 0;
-           var regex;
+         photos.showsPhotoType = function (val) {
+           if (!photos.shouldFilterByPhotoType()) return true;
+           return _shownPhotoTypes.indexOf(val) !== -1;
+         };
 
-           for (var i = 0; i < blocklists.length; i++) {
-             regex = blocklists[i];
-             fail = regex.test(template);
-             tested++;
-             if (fail) break;
-           } // ensure at least one test was run.
+         photos.showsFlat = function () {
+           return photos.showsPhotoType('flat');
+         };
 
+         photos.showsPanoramic = function () {
+           return photos.showsPhotoType('panoramic');
+         };
 
-           if (!tested) {
-             regex = /.*\.google(apis)?\..*\/(vt|kh)[\?\/].*([xyz]=.*){3}.*/;
-             fail = regex.test(template);
-           }
+         photos.fromDate = function () {
+           return _fromDate;
+         };
 
-           baseLayer.source(!fail ? d : background.findSource('none'));
-           dispatch$1.call('change');
-           background.updateImagery();
-           return background;
+         photos.toDate = function () {
+           return _toDate;
          };
 
-         background.findSource = function (id) {
-           if (!id || !_imageryIndex) return null; // called before init()?
+         photos.togglePhotoType = function (val) {
+           var index = _shownPhotoTypes.indexOf(val);
 
-           return _imageryIndex.backgrounds.find(function (d) {
-             return d.id && d.id === id;
-           });
-         };
+           if (index !== -1) {
+             _shownPhotoTypes.splice(index, 1);
+           } else {
+             _shownPhotoTypes.push(val);
+           }
 
-         background.bing = function () {
-           background.baseLayerSource(background.findSource('Bing'));
+           dispatch.call('change', this);
+           return photos;
          };
 
-         background.showsLayer = function (d) {
-           var currSource = baseLayer.source();
-           if (!d || !currSource) return false;
-           return d.id === currSource.id || _overlayLayers.some(function (layer) {
-             return d.id === layer.source().id;
-           });
+         photos.usernames = function () {
+           return _usernames;
          };
 
-         background.overlayLayerSources = function () {
-           return _overlayLayers.map(function (layer) {
-             return layer.source();
-           });
-         };
+         photos.init = function () {
+           var hash = utilStringQs(window.location.hash);
 
-         background.toggleOverlayLayer = function (d) {
-           var layer;
+           if (hash.photo_dates) {
+             // expect format like `photo_dates=2019-01-01_2020-12-31`, but allow a couple different separators
+             var parts = /^(.*)[–_](.*)$/g.exec(hash.photo_dates.trim());
+             this.setDateFilter('fromDate', parts && parts.length >= 2 && parts[1], false);
+             this.setDateFilter('toDate', parts && parts.length >= 3 && parts[2], false);
+           }
 
-           for (var i = 0; i < _overlayLayers.length; i++) {
-             layer = _overlayLayers[i];
+           if (hash.photo_username) {
+             this.setUsernameFilter(hash.photo_username, false);
+           }
 
-             if (layer.source() === d) {
-               _overlayLayers.splice(i, 1);
+           if (hash.photo_overlay) {
+             // support enabling photo layers by default via a URL parameter, e.g. `photo_overlay=kartaview;mapillary;streetside`
+             var hashOverlayIDs = hash.photo_overlay.replace(/;/g, ',').split(',');
+             hashOverlayIDs.forEach(function (id) {
+               if (id === 'openstreetcam') id = 'kartaview'; // legacy alias
 
-               dispatch$1.call('change');
-               background.updateImagery();
-               return;
-             }
+               var layer = _layerIDs.indexOf(id) !== -1 && context.layers().layer(id);
+               if (layer && !layer.enabled()) layer.enabled(true);
+             });
            }
 
-           layer = rendererTileLayer(context).source(d).projection(context.projection).dimensions(baseLayer.dimensions());
+           if (hash.photo) {
+             // support opening a photo via a URL parameter, e.g. `photo=mapillary-fztgSDtLpa08ohPZFZjeRQ`
+             var photoIds = hash.photo.replace(/;/g, ',').split(',');
+             var photoId = photoIds.length && photoIds[0].trim();
+             var results = /(.*)\/(.*)/g.exec(photoId);
 
-           _overlayLayers.push(layer);
+             if (results && results.length >= 3) {
+               var serviceId = results[1];
+               if (serviceId === 'openstreetcam') serviceId = 'kartaview'; // legacy alias
 
-           dispatch$1.call('change');
-           background.updateImagery();
-         };
+               var photoKey = results[2];
+               var service = services[serviceId];
 
-         background.nudge = function (d, zoom) {
-           var currSource = baseLayer.source();
+               if (service && service.ensureViewerLoaded) {
+                 // if we're showing a photo then make sure its layer is enabled too
+                 var layer = _layerIDs.indexOf(serviceId) !== -1 && context.layers().layer(serviceId);
+                 if (layer && !layer.enabled()) layer.enabled(true);
+                 var baselineTime = Date.now();
+                 service.on('loadedImages.rendererPhotos', function () {
+                   // don't open the viewer if too much time has elapsed
+                   if (Date.now() - baselineTime > 45000) {
+                     service.on('loadedImages.rendererPhotos', null);
+                     return;
+                   }
 
-           if (currSource) {
-             currSource.nudge(d, zoom);
-             dispatch$1.call('change');
-             background.updateImagery();
+                   if (!service.cachedImage(photoKey)) return;
+                   service.on('loadedImages.rendererPhotos', null);
+                   service.ensureViewerLoaded(context).then(function () {
+                     service.selectImage(context, photoKey).showViewer(context);
+                   });
+                 });
+               }
+             }
            }
 
-           return background;
+           context.layers().on('change.rendererPhotos', updateStorage);
          };
 
-         background.offset = function (d) {
-           var currSource = baseLayer.source();
+         return utilRebind(photos, dispatch, 'on');
+       }
 
-           if (!arguments.length) {
-             return currSource && currSource.offset() || [0, 0];
-           }
+       function uiAccount(context) {
+         var osm = context.connection();
 
-           if (currSource) {
-             currSource.offset(d);
-             dispatch$1.call('change');
-             background.updateImagery();
-           }
+         function update(selection) {
+           if (!osm) return;
 
-           return background;
-         };
+           if (!osm.authenticated()) {
+             selection.selectAll('.userLink, .logoutLink').classed('hide', true);
+             return;
+           }
 
-         background.brightness = function (d) {
-           if (!arguments.length) return _brightness;
-           _brightness = d;
-           if (context.mode()) dispatch$1.call('change');
-           return background;
-         };
+           osm.userDetails(function (err, details) {
+             var userLink = selection.select('.userLink'),
+                 logoutLink = selection.select('.logoutLink');
+             userLink.html('');
+             logoutLink.html('');
+             if (err || !details) return;
+             selection.selectAll('.userLink, .logoutLink').classed('hide', false); // Link
 
-         background.contrast = function (d) {
-           if (!arguments.length) return _contrast;
-           _contrast = d;
-           if (context.mode()) dispatch$1.call('change');
-           return background;
-         };
+             var userLinkA = userLink.append('a').attr('href', osm.userURL(details.display_name)).attr('target', '_blank'); // Add thumbnail or dont
 
-         background.saturation = function (d) {
-           if (!arguments.length) return _saturation;
-           _saturation = d;
-           if (context.mode()) dispatch$1.call('change');
-           return background;
-         };
+             if (details.image_url) {
+               userLinkA.append('img').attr('class', 'icon pre-text user-icon').attr('src', details.image_url);
+             } else {
+               userLinkA.call(svgIcon('#iD-icon-avatar', 'pre-text light'));
+             } // Add user name
 
-         background.sharpness = function (d) {
-           if (!arguments.length) return _sharpness;
-           _sharpness = d;
-           if (context.mode()) dispatch$1.call('change');
-           return background;
-         };
 
-         var _loadPromise;
+             userLinkA.append('span').attr('class', 'label').html(details.display_name);
+             logoutLink.append('a').attr('class', 'logout').attr('href', '#').call(_t.append('logout')).on('click.logout', function (d3_event) {
+               d3_event.preventDefault();
+               osm.logout();
+             });
+           });
+         }
 
-         background.ensureLoaded = function () {
-           if (_loadPromise) return _loadPromise;
+         return function (selection) {
+           selection.append('li').attr('class', 'userLink').classed('hide', true);
+           selection.append('li').attr('class', 'logoutLink').classed('hide', true);
 
-           function parseMapParams(qmap) {
-             if (!qmap) return false;
-             var params = qmap.split('/').map(Number);
-             if (params.length < 3 || params.some(isNaN)) return false;
-             return geoExtent([params[2], params[1]]); // lon,lat
+           if (osm) {
+             osm.on('change.account', function () {
+               update(selection);
+             });
+             update(selection);
            }
+         };
+       }
 
-           var hash = utilStringQs(window.location.hash);
-           var requested = hash.background || hash.layer;
-           var extent = parseMapParams(hash.map);
-           return _loadPromise = ensureImageryIndex().then(function (imageryIndex) {
-             var first = imageryIndex.backgrounds.length && imageryIndex.backgrounds[0];
-             var best;
+       function uiAttribution(context) {
+         var _selection = select(null);
 
-             if (!requested && extent) {
-               best = background.sources(extent).find(function (s) {
-                 return s.best();
-               });
-             } // Decide which background layer to display
+         function render(selection, data, klass) {
+           var div = selection.selectAll(".".concat(klass)).data([0]);
+           div = div.enter().append('div').attr('class', klass).merge(div);
+           var attributions = div.selectAll('.attribution').data(data, function (d) {
+             return d.id;
+           });
+           attributions.exit().remove();
+           attributions = attributions.enter().append('span').attr('class', 'attribution').each(function (d, i, nodes) {
+             var attribution = select(nodes[i]);
 
+             if (d.terms_html) {
+               attribution.html(d.terms_html);
+               return;
+             }
 
-             if (requested && requested.indexOf('custom:') === 0) {
-               var template = requested.replace(/^custom:/, '');
-               var custom = background.findSource('custom');
-               background.baseLayerSource(custom.template(template));
-               corePreferences('background-custom-template', template);
-             } else {
-               background.baseLayerSource(background.findSource(requested) || best || background.findSource(corePreferences('background-last-used')) || background.findSource('Bing') || first || background.findSource('none'));
+             if (d.terms_url) {
+               attribution = attribution.append('a').attr('href', d.terms_url).attr('target', '_blank');
              }
 
-             var locator = imageryIndex.backgrounds.find(function (d) {
-               return d.overlay && d["default"];
+             var sourceID = d.id.replace(/\./g, '<TX_DOT>');
+             var terms_text = _t("imagery.".concat(sourceID, ".attribution.text"), {
+               "default": d.terms_text || d.id || d.name()
              });
 
-             if (locator) {
-               background.toggleOverlayLayer(locator);
+             if (d.icon && !d.overlay) {
+               attribution.append('img').attr('class', 'source-image').attr('src', d.icon);
              }
 
-             var overlays = (hash.overlays || '').split(',');
-             overlays.forEach(function (overlay) {
-               overlay = background.findSource(overlay);
+             attribution.append('span').attr('class', 'attribution-text').text(terms_text);
+           }).merge(attributions);
+           var copyright = attributions.selectAll('.copyright-notice').data(function (d) {
+             var notice = d.copyrightNotices(context.map().zoom(), context.map().extent());
+             return notice ? [notice] : [];
+           });
+           copyright.exit().remove();
+           copyright = copyright.enter().append('span').attr('class', 'copyright-notice').merge(copyright);
+           copyright.text(String);
+         }
 
-               if (overlay) {
-                 background.toggleOverlayLayer(overlay);
-               }
-             });
+         function update() {
+           var baselayer = context.background().baseLayerSource();
 
-             if (hash.gpx) {
-               var gpx = context.layers().layer('data');
+           _selection.call(render, baselayer ? [baselayer] : [], 'base-layer-attribution');
 
-               if (gpx) {
-                 gpx.url(hash.gpx, '.gpx');
-               }
-             }
+           var z = context.map().zoom();
+           var overlays = context.background().overlayLayerSources() || [];
 
-             if (hash.offset) {
-               var offset = hash.offset.replace(/;/g, ',').split(',').map(function (n) {
-                 return !isNaN(n) && n;
-               });
+           _selection.call(render, overlays.filter(function (s) {
+             return s.validZoom(z);
+           }), 'overlay-layer-attribution');
+         }
 
-               if (offset.length === 2) {
-                 background.offset(geoMetersToOffset(offset));
-               }
-             }
-           })["catch"](function () {
-             /* ignore */
-           });
+         return function (selection) {
+           _selection = selection;
+           context.background().on('change.attribution', update);
+           context.map().on('move.attribution', throttle(update, 400, {
+             leading: false
+           }));
+           update();
          };
-
-         return utilRebind(background, dispatch$1, 'on');
        }
 
-       function rendererFeatures(context) {
-         var dispatch$1 = dispatch('change', 'redraw');
-         var features = utilRebind({}, dispatch$1, 'on');
-
-         var _deferred = new Set();
-
-         var traffic_roads = {
-           'motorway': true,
-           'motorway_link': true,
-           'trunk': true,
-           'trunk_link': true,
-           'primary': true,
-           'primary_link': true,
-           'secondary': true,
-           'secondary_link': true,
-           'tertiary': true,
-           'tertiary_link': true,
-           'residential': true,
-           'unclassified': true,
-           'living_street': true
-         };
-         var service_roads = {
-           'service': true,
-           'road': true,
-           'track': true
-         };
-         var paths = {
-           'path': true,
-           'footway': true,
-           'cycleway': true,
-           'bridleway': true,
-           'steps': true,
-           'pedestrian': true
-         };
-         var past_futures = {
-           'proposed': true,
-           'construction': true,
-           'abandoned': true,
-           'dismantled': true,
-           'disused': true,
-           'razed': true,
-           'demolished': true,
-           'obliterated': true
-         };
-         var _cullFactor = 1;
-         var _cache = {};
-         var _rules = {};
-         var _stats = {};
-         var _keys = [];
-         var _hidden = [];
-         var _forceVisible = {};
+       function uiContributors(context) {
+         var osm = context.connection(),
+             debouncedUpdate = debounce(function () {
+           update();
+         }, 1000),
+             limit = 4,
+             hidden = false,
+             wrap = select(null);
 
          function update() {
-           if (!window.mocha) {
-             var hash = utilStringQs(window.location.hash);
-             var disabled = features.disabled();
-
-             if (disabled.length) {
-               hash.disable_features = disabled.join(',');
-             } else {
-               delete hash.disable_features;
-             }
+           if (!osm) return;
+           var users = {},
+               entities = context.history().intersects(context.map().extent());
+           entities.forEach(function (entity) {
+             if (entity && entity.user) users[entity.user] = true;
+           });
+           var u = Object.keys(users),
+               subset = u.slice(0, u.length > limit ? limit - 1 : limit);
+           wrap.html('').call(svgIcon('#iD-icon-nearby', 'pre-text light'));
+           var userList = select(document.createElement('span'));
+           userList.selectAll().data(subset).enter().append('a').attr('class', 'user-link').attr('href', function (d) {
+             return osm.userURL(d);
+           }).attr('target', '_blank').text(String);
 
-             window.location.replace('#' + utilQsString(hash, true));
-             corePreferences('disabled-features', disabled.join(','));
+           if (u.length > limit) {
+             var count = select(document.createElement('span'));
+             var othersNum = u.length - limit + 1;
+             count.append('a').attr('target', '_blank').attr('href', function () {
+               return osm.changesetsURL(context.map().center(), context.map().zoom());
+             }).text(othersNum);
+             wrap.append('span').html(_t.html('contributors.truncated_list', {
+               n: othersNum,
+               users: {
+                 html: userList.html()
+               },
+               count: {
+                 html: count.html()
+               }
+             }));
+           } else {
+             wrap.append('span').html(_t.html('contributors.list', {
+               users: {
+                 html: userList.html()
+               }
+             }));
            }
 
-           _hidden = features.hidden();
-           dispatch$1.call('change');
-           dispatch$1.call('redraw');
+           if (!u.length) {
+             hidden = true;
+             wrap.transition().style('opacity', 0);
+           } else if (hidden) {
+             wrap.transition().style('opacity', 1);
+           }
          }
 
-         function defineRule(k, filter, max) {
-           var isEnabled = true;
+         return function (selection) {
+           if (!osm) return;
+           wrap = selection;
+           update();
+           osm.on('loaded.contributors', debouncedUpdate);
+           context.map().on('move.contributors', debouncedUpdate);
+         };
+       }
 
-           _keys.push(k);
+       var _popoverID = 0;
+       function uiPopover(klass) {
+         var _id = _popoverID++;
 
-           _rules[k] = {
-             filter: filter,
-             enabled: isEnabled,
-             // whether the user wants it enabled..
-             count: 0,
-             currentMax: max || Infinity,
-             defaultMax: max || Infinity,
-             enable: function enable() {
-               this.enabled = true;
-               this.currentMax = this.defaultMax;
-             },
-             disable: function disable() {
-               this.enabled = false;
-               this.currentMax = 0;
-             },
-             hidden: function hidden() {
-               return this.count === 0 && !this.enabled || this.count > this.currentMax * _cullFactor;
-             },
-             autoHidden: function autoHidden() {
-               return this.hidden() && this.currentMax > 0;
-             }
-           };
-         }
+         var _anchorSelection = select(null);
 
-         defineRule('points', function isPoint(tags, geometry) {
-           return geometry === 'point';
-         }, 200);
-         defineRule('traffic_roads', function isTrafficRoad(tags) {
-           return traffic_roads[tags.highway];
-         });
-         defineRule('service_roads', function isServiceRoad(tags) {
-           return service_roads[tags.highway];
-         });
-         defineRule('paths', function isPath(tags) {
-           return paths[tags.highway];
-         });
-         defineRule('buildings', function isBuilding(tags) {
-           return !!tags.building && tags.building !== 'no' || tags.parking === 'multi-storey' || tags.parking === 'sheds' || tags.parking === 'carports' || tags.parking === 'garage_boxes';
-         }, 250);
-         defineRule('building_parts', function isBuildingPart(tags) {
-           return tags['building:part'];
-         });
-         defineRule('indoor', function isIndoor(tags) {
-           return tags.indoor;
-         });
-         defineRule('landuse', function isLanduse(tags, geometry) {
-           return geometry === 'area' && !_rules.buildings.filter(tags) && !_rules.building_parts.filter(tags) && !_rules.indoor.filter(tags) && !_rules.water.filter(tags) && !_rules.pistes.filter(tags);
-         });
-         defineRule('boundaries', function isBoundary(tags) {
-           return !!tags.boundary && !(traffic_roads[tags.highway] || service_roads[tags.highway] || paths[tags.highway] || tags.waterway || tags.railway || tags.landuse || tags.natural || tags.building || tags.power);
-         });
-         defineRule('water', function isWater(tags) {
-           return !!tags.waterway || tags.natural === 'water' || tags.natural === 'coastline' || tags.natural === 'bay' || tags.landuse === 'pond' || tags.landuse === 'basin' || tags.landuse === 'reservoir' || tags.landuse === 'salt_pond';
-         });
-         defineRule('rail', function isRail(tags) {
-           return (!!tags.railway || tags.landuse === 'railway') && !(traffic_roads[tags.highway] || service_roads[tags.highway] || paths[tags.highway]);
-         });
-         defineRule('pistes', function isPiste(tags) {
-           return tags['piste:type'];
-         });
-         defineRule('aerialways', function isPiste(tags) {
-           return tags.aerialway && tags.aerialway !== 'yes' && tags.aerialway !== 'station';
-         });
-         defineRule('power', function isPower(tags) {
-           return !!tags.power;
-         }); // contains a past/future tag, but not in active use as a road/path/cycleway/etc..
+         var popover = function popover(selection) {
+           _anchorSelection = selection;
+           selection.each(setup);
+         };
 
-         defineRule('past_future', function isPastFuture(tags) {
-           if (traffic_roads[tags.highway] || service_roads[tags.highway] || paths[tags.highway]) {
-             return false;
-           }
+         var _animation = utilFunctor(false);
 
-           var strings = Object.keys(tags);
+         var _placement = utilFunctor('top'); // top, bottom, left, right
 
-           for (var i = 0; i < strings.length; i++) {
-             var s = strings[i];
 
-             if (past_futures[s] || past_futures[tags[s]]) {
-               return true;
-             }
-           }
+         var _alignment = utilFunctor('center'); // leading, center, trailing
 
-           return false;
-         }); // Lines or areas that don't match another feature filter.
-         // IMPORTANT: The 'others' feature must be the last one defined,
-         //   so that code in getMatches can skip this test if `hasMatch = true`
 
-         defineRule('others', function isOther(tags, geometry) {
-           return geometry === 'line' || geometry === 'area';
-         });
+         var _scrollContainer = utilFunctor(select(null));
 
-         features.features = function () {
-           return _rules;
-         };
+         var _content;
 
-         features.keys = function () {
-           return _keys;
-         };
+         var _displayType = utilFunctor('');
 
-         features.enabled = function (k) {
-           if (!arguments.length) {
-             return _keys.filter(function (k) {
-               return _rules[k].enabled;
-             });
-           }
+         var _hasArrow = utilFunctor(true); // use pointer events on supported platforms; fallback to mouse events
 
-           return _rules[k] && _rules[k].enabled;
-         };
 
-         features.disabled = function (k) {
-           if (!arguments.length) {
-             return _keys.filter(function (k) {
-               return !_rules[k].enabled;
-             });
-           }
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
 
-           return _rules[k] && !_rules[k].enabled;
+         popover.displayType = function (val) {
+           if (arguments.length) {
+             _displayType = utilFunctor(val);
+             return popover;
+           } else {
+             return _displayType;
+           }
          };
 
-         features.hidden = function (k) {
-           if (!arguments.length) {
-             return _keys.filter(function (k) {
-               return _rules[k].hidden();
-             });
+         popover.hasArrow = function (val) {
+           if (arguments.length) {
+             _hasArrow = utilFunctor(val);
+             return popover;
+           } else {
+             return _hasArrow;
            }
-
-           return _rules[k] && _rules[k].hidden();
          };
 
-         features.autoHidden = function (k) {
-           if (!arguments.length) {
-             return _keys.filter(function (k) {
-               return _rules[k].autoHidden();
-             });
+         popover.placement = function (val) {
+           if (arguments.length) {
+             _placement = utilFunctor(val);
+             return popover;
+           } else {
+             return _placement;
            }
-
-           return _rules[k] && _rules[k].autoHidden();
          };
 
-         features.enable = function (k) {
-           if (_rules[k] && !_rules[k].enabled) {
-             _rules[k].enable();
-
-             update();
+         popover.alignment = function (val) {
+           if (arguments.length) {
+             _alignment = utilFunctor(val);
+             return popover;
+           } else {
+             return _alignment;
            }
          };
 
-         features.enableAll = function () {
-           var didEnable = false;
-
-           for (var k in _rules) {
-             if (!_rules[k].enabled) {
-               didEnable = true;
-
-               _rules[k].enable();
-             }
+         popover.scrollContainer = function (val) {
+           if (arguments.length) {
+             _scrollContainer = utilFunctor(val);
+             return popover;
+           } else {
+             return _scrollContainer;
            }
-
-           if (didEnable) update();
          };
 
-         features.disable = function (k) {
-           if (_rules[k] && _rules[k].enabled) {
-             _rules[k].disable();
-
-             update();
+         popover.content = function (val) {
+           if (arguments.length) {
+             _content = val;
+             return popover;
+           } else {
+             return _content;
            }
          };
 
-         features.disableAll = function () {
-           var didDisable = false;
+         popover.isShown = function () {
+           var popoverSelection = _anchorSelection.select('.popover-' + _id);
 
-           for (var k in _rules) {
-             if (_rules[k].enabled) {
-               didDisable = true;
+           return !popoverSelection.empty() && popoverSelection.classed('in');
+         };
 
-               _rules[k].disable();
-             }
-           }
+         popover.show = function () {
+           _anchorSelection.each(show);
+         };
 
-           if (didDisable) update();
+         popover.updateContent = function () {
+           _anchorSelection.each(updateContent);
          };
 
-         features.toggle = function (k) {
-           if (_rules[k]) {
-             (function (f) {
-               return f.enabled ? f.disable() : f.enable();
-             })(_rules[k]);
+         popover.hide = function () {
+           _anchorSelection.each(hide);
+         };
 
-             update();
-           }
+         popover.toggle = function () {
+           _anchorSelection.each(toggle);
          };
 
-         features.resetStats = function () {
-           for (var i = 0; i < _keys.length; i++) {
-             _rules[_keys[i]].count = 0;
-           }
+         popover.destroy = function (selection, selector) {
+           // by default, just destroy the current popover
+           selector = selector || '.popover-' + _id;
+           selection.on(_pointerPrefix + 'enter.popover', null).on(_pointerPrefix + 'leave.popover', null).on(_pointerPrefix + 'up.popover', null).on(_pointerPrefix + 'down.popover', null).on('click.popover', null).attr('title', function () {
+             return this.getAttribute('data-original-title') || this.getAttribute('title');
+           }).attr('data-original-title', null).selectAll(selector).remove();
+         };
 
-           dispatch$1.call('change');
+         popover.destroyAny = function (selection) {
+           selection.call(popover.destroy, '.popover');
          };
 
-         features.gatherStats = function (d, resolver, dimensions) {
-           var needsRedraw = false;
-           var types = utilArrayGroupBy(d, 'type');
-           var entities = [].concat(types.relation || [], types.way || [], types.node || []);
-           var currHidden, geometry, matches, i, j;
+         function setup() {
+           var anchor = select(this);
 
-           for (i = 0; i < _keys.length; i++) {
-             _rules[_keys[i]].count = 0;
-           } // adjust the threshold for point/building culling based on viewport size..
-           // a _cullFactor of 1 corresponds to a 1000x1000px viewport..
+           var animate = _animation.apply(this, arguments);
 
+           var popoverSelection = anchor.selectAll('.popover-' + _id).data([0]);
+           var enter = popoverSelection.enter().append('div').attr('class', 'popover popover-' + _id + ' ' + (klass ? klass : '')).classed('arrowed', _hasArrow.apply(this, arguments));
+           enter.append('div').attr('class', 'popover-arrow');
+           enter.append('div').attr('class', 'popover-inner');
+           popoverSelection = enter.merge(popoverSelection);
 
-           _cullFactor = dimensions[0] * dimensions[1] / 1000000;
+           if (animate) {
+             popoverSelection.classed('fade', true);
+           }
 
-           for (i = 0; i < entities.length; i++) {
-             geometry = entities[i].geometry(resolver);
-             matches = Object.keys(features.getMatches(entities[i], resolver, geometry));
+           var display = _displayType.apply(this, arguments);
 
-             for (j = 0; j < matches.length; j++) {
-               _rules[matches[j]].count++;
-             }
-           }
+           if (display === 'hover') {
+             var _lastNonMouseEnterTime;
 
-           currHidden = features.hidden();
+             anchor.on(_pointerPrefix + 'enter.popover', function (d3_event) {
+               if (d3_event.pointerType) {
+                 if (d3_event.pointerType !== 'mouse') {
+                   _lastNonMouseEnterTime = d3_event.timeStamp; // only allow hover behavior for mouse input
 
-           if (currHidden !== _hidden) {
-             _hidden = currHidden;
-             needsRedraw = true;
-             dispatch$1.call('change');
-           }
+                   return;
+                 } else if (_lastNonMouseEnterTime && d3_event.timeStamp - _lastNonMouseEnterTime < 1500) {
+                   // HACK: iOS 13.4 sends an erroneous `mouse` type pointerenter
+                   // event for non-mouse interactions right after sending
+                   // the correct type pointerenter event. Workaround by discarding
+                   // any mouse event that occurs immediately after a non-mouse event.
+                   return;
+                 }
+               } // don't show if buttons are pressed, e.g. during click and drag of map
 
-           return needsRedraw;
-         };
 
-         features.stats = function () {
-           for (var i = 0; i < _keys.length; i++) {
-             _stats[_keys[i]] = _rules[_keys[i]].count;
+               if (d3_event.buttons !== 0) return;
+               show.apply(this, arguments);
+             }).on(_pointerPrefix + 'leave.popover', function () {
+               hide.apply(this, arguments);
+             }) // show on focus too for better keyboard navigation support
+             .on('focus.popover', function () {
+               show.apply(this, arguments);
+             }).on('blur.popover', function () {
+               hide.apply(this, arguments);
+             });
+           } else if (display === 'clickFocus') {
+             anchor.on(_pointerPrefix + 'down.popover', function (d3_event) {
+               d3_event.preventDefault();
+               d3_event.stopPropagation();
+             }).on(_pointerPrefix + 'up.popover', function (d3_event) {
+               d3_event.preventDefault();
+               d3_event.stopPropagation();
+             }).on('click.popover', toggle);
+             popoverSelection // This attribute lets the popover take focus
+             .attr('tabindex', 0).on('blur.popover', function () {
+               anchor.each(function () {
+                 hide.apply(this, arguments);
+               });
+             });
            }
+         }
 
-           return _stats;
-         };
+         function show() {
+           var anchor = select(this);
+           var popoverSelection = anchor.selectAll('.popover-' + _id);
 
-         features.clear = function (d) {
-           for (var i = 0; i < d.length; i++) {
-             features.clearEntity(d[i]);
+           if (popoverSelection.empty()) {
+             // popover was removed somehow, put it back
+             anchor.call(popover.destroy);
+             anchor.each(setup);
+             popoverSelection = anchor.selectAll('.popover-' + _id);
            }
-         };
-
-         features.clearEntity = function (entity) {
-           delete _cache[osmEntity.key(entity)];
-         };
 
-         features.reset = function () {
-           Array.from(_deferred).forEach(function (handle) {
-             window.cancelIdleCallback(handle);
+           popoverSelection.classed('in', true);
 
-             _deferred["delete"](handle);
-           });
-           _cache = {};
-         }; // only certain relations are worth checking
+           var displayType = _displayType.apply(this, arguments);
 
+           if (displayType === 'clickFocus') {
+             anchor.classed('active', true);
+             popoverSelection.node().focus();
+           }
 
-         function relationShouldBeChecked(relation) {
-           // multipolygon features have `area` geometry and aren't checked here
-           return relation.tags.type === 'boundary';
+           anchor.each(updateContent);
          }
 
-         features.getMatches = function (entity, resolver, geometry) {
-           if (geometry === 'vertex' || geometry === 'relation' && !relationShouldBeChecked(entity)) return {};
-           var ent = osmEntity.key(entity);
+         function updateContent() {
+           var anchor = select(this);
 
-           if (!_cache[ent]) {
-             _cache[ent] = {};
+           if (_content) {
+             anchor.selectAll('.popover-' + _id + ' > .popover-inner').call(_content.apply(this, arguments));
            }
 
-           if (!_cache[ent].matches) {
-             var matches = {};
-             var hasMatch = false;
-
-             for (var i = 0; i < _keys.length; i++) {
-               if (_keys[i] === 'others') {
-                 if (hasMatch) continue; // If an entity...
-                 //   1. is a way that hasn't matched other 'interesting' feature rules,
+           updatePosition.apply(this, arguments); // hack: update multiple times to fix instances where the absolute offset is
+           // set before the dynamic popover size is calculated by the browser
 
-                 if (entity.type === 'way') {
-                   var parents = features.getParents(entity, resolver, geometry); //   2a. belongs only to a single multipolygon relation
+           updatePosition.apply(this, arguments);
+           updatePosition.apply(this, arguments);
+         }
 
-                   if (parents.length === 1 && parents[0].isMultipolygon() || // 2b. or belongs only to boundary relations
-                   parents.length > 0 && parents.every(function (parent) {
-                     return parent.tags.type === 'boundary';
-                   })) {
-                     // ...then match whatever feature rules the parent relation has matched.
-                     // see #2548, #2887
-                     //
-                     // IMPORTANT:
-                     // For this to work, getMatches must be called on relations before ways.
-                     //
-                     var pkey = osmEntity.key(parents[0]);
+         function updatePosition() {
+           var anchor = select(this);
+           var popoverSelection = anchor.selectAll('.popover-' + _id);
 
-                     if (_cache[pkey] && _cache[pkey].matches) {
-                       matches = Object.assign({}, _cache[pkey].matches); // shallow copy
+           var scrollContainer = _scrollContainer && _scrollContainer.apply(this, arguments);
 
-                       continue;
-                     }
-                   }
-                 }
-               }
+           var scrollNode = scrollContainer && !scrollContainer.empty() && scrollContainer.node();
+           var scrollLeft = scrollNode ? scrollNode.scrollLeft : 0;
+           var scrollTop = scrollNode ? scrollNode.scrollTop : 0;
 
-               if (_rules[_keys[i]].filter(entity.tags, geometry)) {
-                 matches[_keys[i]] = hasMatch = true;
-               }
-             }
+           var placement = _placement.apply(this, arguments);
 
-             _cache[ent].matches = matches;
-           }
+           popoverSelection.classed('left', false).classed('right', false).classed('top', false).classed('bottom', false).classed(placement, true);
 
-           return _cache[ent].matches;
-         };
+           var alignment = _alignment.apply(this, arguments);
 
-         features.getParents = function (entity, resolver, geometry) {
-           if (geometry === 'point') return [];
-           var ent = osmEntity.key(entity);
+           var alignFactor = 0.5;
 
-           if (!_cache[ent]) {
-             _cache[ent] = {};
+           if (alignment === 'leading') {
+             alignFactor = 0;
+           } else if (alignment === 'trailing') {
+             alignFactor = 1;
            }
 
-           if (!_cache[ent].parents) {
-             var parents = [];
-
-             if (geometry === 'vertex') {
-               parents = resolver.parentWays(entity);
-             } else {
-               // 'line', 'area', 'relation'
-               parents = resolver.parentRelations(entity);
-             }
-
-             _cache[ent].parents = parents;
-           }
+           var anchorFrame = getFrame(anchor.node());
+           var popoverFrame = getFrame(popoverSelection.node());
+           var position;
 
-           return _cache[ent].parents;
-         };
+           switch (placement) {
+             case 'top':
+               position = {
+                 x: anchorFrame.x + (anchorFrame.w - popoverFrame.w) * alignFactor,
+                 y: anchorFrame.y - popoverFrame.h
+               };
+               break;
 
-         features.isHiddenPreset = function (preset, geometry) {
-           if (!_hidden.length) return false;
-           if (!preset.tags) return false;
-           var test = preset.setTags({}, geometry);
+             case 'bottom':
+               position = {
+                 x: anchorFrame.x + (anchorFrame.w - popoverFrame.w) * alignFactor,
+                 y: anchorFrame.y + anchorFrame.h
+               };
+               break;
 
-           for (var key in _rules) {
-             if (_rules[key].filter(test, geometry)) {
-               if (_hidden.indexOf(key) !== -1) {
-                 return key;
-               }
+             case 'left':
+               position = {
+                 x: anchorFrame.x - popoverFrame.w,
+                 y: anchorFrame.y + (anchorFrame.h - popoverFrame.h) * alignFactor
+               };
+               break;
 
-               return false;
-             }
+             case 'right':
+               position = {
+                 x: anchorFrame.x + anchorFrame.w,
+                 y: anchorFrame.y + (anchorFrame.h - popoverFrame.h) * alignFactor
+               };
+               break;
            }
 
-           return false;
-         };
+           if (position) {
+             if (scrollNode && (placement === 'top' || placement === 'bottom')) {
+               var initialPosX = position.x;
 
-         features.isHiddenFeature = function (entity, resolver, geometry) {
-           if (!_hidden.length) return false;
-           if (!entity.version) return false;
-           if (_forceVisible[entity.id]) return false;
-           var matches = Object.keys(features.getMatches(entity, resolver, geometry));
-           return matches.length && matches.every(function (k) {
-             return features.hidden(k);
-           });
-         };
+               if (position.x + popoverFrame.w > scrollNode.offsetWidth - 10) {
+                 position.x = scrollNode.offsetWidth - 10 - popoverFrame.w;
+               } else if (position.x < 10) {
+                 position.x = 10;
+               }
 
-         features.isHiddenChild = function (entity, resolver, geometry) {
-           if (!_hidden.length) return false;
-           if (!entity.version || geometry === 'point') return false;
-           if (_forceVisible[entity.id]) return false;
-           var parents = features.getParents(entity, resolver, geometry);
-           if (!parents.length) return false;
+               var arrow = anchor.selectAll('.popover-' + _id + ' > .popover-arrow'); // keep the arrow centered on the button, or as close as possible
 
-           for (var i = 0; i < parents.length; i++) {
-             if (!features.isHidden(parents[i], resolver, parents[i].geometry(resolver))) {
-               return false;
+               var arrowPosX = Math.min(Math.max(popoverFrame.w / 2 - (position.x - initialPosX), 10), popoverFrame.w - 10);
+               arrow.style('left', ~~arrowPosX + 'px');
              }
-           }
-
-           return true;
-         };
-
-         features.hasHiddenConnections = function (entity, resolver) {
-           if (!_hidden.length) return false;
-           var childNodes, connections;
 
-           if (entity.type === 'midpoint') {
-             childNodes = [resolver.entity(entity.edge[0]), resolver.entity(entity.edge[1])];
-             connections = [];
+             popoverSelection.style('left', ~~position.x + 'px').style('top', ~~position.y + 'px');
            } else {
-             childNodes = entity.nodes ? resolver.childNodes(entity) : [];
-             connections = features.getParents(entity, resolver, entity.geometry(resolver));
-           } // gather ways connected to child nodes..
-
-
-           connections = childNodes.reduce(function (result, e) {
-             return resolver.isShared(e) ? utilArrayUnion(result, resolver.parentWays(e)) : result;
-           }, connections);
-           return connections.some(function (e) {
-             return features.isHidden(e, resolver, e.geometry(resolver));
-           });
-         };
-
-         features.isHidden = function (entity, resolver, geometry) {
-           if (!_hidden.length) return false;
-           if (!entity.version) return false;
-           var fn = geometry === 'vertex' ? features.isHiddenChild : features.isHiddenFeature;
-           return fn(entity, resolver, geometry);
-         };
-
-         features.filter = function (d, resolver) {
-           if (!_hidden.length) return d;
-           var result = [];
+             popoverSelection.style('left', null).style('top', null);
+           }
 
-           for (var i = 0; i < d.length; i++) {
-             var entity = d[i];
+           function getFrame(node) {
+             var positionStyle = select(node).style('position');
 
-             if (!features.isHidden(entity, resolver, entity.geometry(resolver))) {
-               result.push(entity);
+             if (positionStyle === 'absolute' || positionStyle === 'static') {
+               return {
+                 x: node.offsetLeft - scrollLeft,
+                 y: node.offsetTop - scrollTop,
+                 w: node.offsetWidth,
+                 h: node.offsetHeight
+               };
+             } else {
+               return {
+                 x: 0,
+                 y: 0,
+                 w: node.offsetWidth,
+                 h: node.offsetHeight
+               };
              }
            }
+         }
 
-           return result;
-         };
+         function hide() {
+           var anchor = select(this);
 
-         features.forceVisible = function (entityIDs) {
-           if (!arguments.length) return Object.keys(_forceVisible);
-           _forceVisible = {};
+           if (_displayType.apply(this, arguments) === 'clickFocus') {
+             anchor.classed('active', false);
+           }
 
-           for (var i = 0; i < entityIDs.length; i++) {
-             _forceVisible[entityIDs[i]] = true;
-             var entity = context.hasEntity(entityIDs[i]);
+           anchor.selectAll('.popover-' + _id).classed('in', false);
+         }
 
-             if (entity && entity.type === 'relation') {
-               // also show relation members (one level deep)
-               for (var j in entity.members) {
-                 _forceVisible[entity.members[j].id] = true;
-               }
-             }
+         function toggle() {
+           if (select(this).select('.popover-' + _id).classed('in')) {
+             hide.apply(this, arguments);
+           } else {
+             show.apply(this, arguments);
            }
+         }
 
-           return features;
-         };
+         return popover;
+       }
 
-         features.init = function () {
-           var storage = corePreferences('disabled-features');
+       function uiTooltip(klass) {
+         var tooltip = uiPopover((klass || '') + ' tooltip').displayType('hover');
 
-           if (storage) {
-             var storageDisabled = storage.replace(/;/g, ',').split(',');
-             storageDisabled.forEach(features.disable);
+         var _title = function _title() {
+           var title = this.getAttribute('data-original-title');
+
+           if (title) {
+             return title;
+           } else {
+             title = this.getAttribute('title');
+             this.removeAttribute('title');
+             this.setAttribute('data-original-title', title);
            }
 
-           var hash = utilStringQs(window.location.hash);
+           return title;
+         };
 
-           if (hash.disable_features) {
-             var hashDisabled = hash.disable_features.replace(/;/g, ',').split(',');
-             hashDisabled.forEach(features.disable);
-           }
-         }; // warm up the feature matching cache upon merging fetched data
+         var _heading = utilFunctor(null);
 
+         var _keys = utilFunctor(null);
 
-         context.history().on('merge.features', function (newEntities) {
-           if (!newEntities) return;
-           var handle = window.requestIdleCallback(function () {
-             var graph = context.graph();
-             var types = utilArrayGroupBy(newEntities, 'type'); // ensure that getMatches is called on relations before ways
+         tooltip.title = function (val) {
+           if (!arguments.length) return _title;
+           _title = utilFunctor(val);
+           return tooltip;
+         };
 
-             var entities = [].concat(types.relation || [], types.way || [], types.node || []);
+         tooltip.heading = function (val) {
+           if (!arguments.length) return _heading;
+           _heading = utilFunctor(val);
+           return tooltip;
+         };
 
-             for (var i = 0; i < entities.length; i++) {
-               var geometry = entities[i].geometry(graph);
-               features.getMatches(entities[i], graph, geometry);
-             }
-           });
+         tooltip.keys = function (val) {
+           if (!arguments.length) return _keys;
+           _keys = utilFunctor(val);
+           return tooltip;
+         };
 
-           _deferred.add(handle);
-         });
-         return features;
-       }
+         tooltip.content(function () {
+           var heading = _heading.apply(this, arguments);
 
-       //
-       // - the activeID - nope
-       // - 1 away (adjacent) to the activeID - yes (vertices will be merged)
-       // - 2 away from the activeID - nope (would create a self intersecting segment)
-       // - all others on a linear way - yes
-       // - all others on a closed way - nope (would create a self intersecting polygon)
-       //
-       // returns
-       // 0 = active vertex - no touch/connect
-       // 1 = passive vertex - yes touch/connect
-       // 2 = adjacent vertex - yes but pay attention segmenting a line here
-       //
+           var text = _title.apply(this, arguments);
 
-       function svgPassiveVertex(node, graph, activeID) {
-         if (!activeID) return 1;
-         if (activeID === node.id) return 0;
-         var parents = graph.parentWays(node);
-         var i, j, nodes, isClosed, ix1, ix2, ix3, ix4, max;
+           var keys = _keys.apply(this, arguments);
 
-         for (i = 0; i < parents.length; i++) {
-           nodes = parents[i].nodes;
-           isClosed = parents[i].isClosed();
+           return function (selection) {
+             var headingSelect = selection.selectAll('.tooltip-heading').data(heading ? [heading] : []);
+             headingSelect.exit().remove();
+             headingSelect.enter().append('div').attr('class', 'tooltip-heading').merge(headingSelect).html(heading);
+             var textSelect = selection.selectAll('.tooltip-text').data(text ? [text] : []);
+             textSelect.exit().remove();
+             textSelect.enter().append('div').attr('class', 'tooltip-text').merge(textSelect).html(text);
+             var keyhintWrap = selection.selectAll('.keyhint-wrap').data(keys && keys.length ? [0] : []);
+             keyhintWrap.exit().remove();
+             var keyhintWrapEnter = keyhintWrap.enter().append('div').attr('class', 'keyhint-wrap');
+             keyhintWrapEnter.append('span').call(_t.append('tooltip_keyhint'));
+             keyhintWrap = keyhintWrapEnter.merge(keyhintWrap);
+             keyhintWrap.selectAll('kbd.shortcut').data(keys && keys.length ? keys : []).enter().append('kbd').attr('class', 'shortcut').html(function (d) {
+               return d;
+             });
+           };
+         });
+         return tooltip;
+       }
 
-           for (j = 0; j < nodes.length; j++) {
-             // find this vertex, look nearby
-             if (nodes[j] === node.id) {
-               ix1 = j - 2;
-               ix2 = j - 1;
-               ix3 = j + 1;
-               ix4 = j + 2;
+       function uiEditMenu(context) {
+         var dispatch = dispatch$8('toggled');
 
-               if (isClosed) {
-                 // wraparound if needed
-                 max = nodes.length - 1;
-                 if (ix1 < 0) ix1 = max + ix1;
-                 if (ix2 < 0) ix2 = max + ix2;
-                 if (ix3 > max) ix3 = ix3 - max;
-                 if (ix4 > max) ix4 = ix4 - max;
-               }
+         var _menu = select(null);
 
-               if (nodes[ix1] === activeID) return 0; // no - prevent self intersect
-               else if (nodes[ix2] === activeID) return 2; // ok - adjacent
-                 else if (nodes[ix3] === activeID) return 2; // ok - adjacent
-                   else if (nodes[ix4] === activeID) return 0; // no - prevent self intersect
-                     else if (isClosed && nodes.indexOf(activeID) !== -1) return 0; // no - prevent self intersect
-             }
-           }
-         }
+         var _operations = []; // the position the menu should be displayed relative to
 
-         return 1; // ok
-       }
-       function svgMarkerSegments(projection, graph, dt, shouldReverse, bothDirections) {
-         return function (entity) {
-           var i = 0;
-           var offset = dt;
-           var segments = [];
-           var clip = d3_geoIdentity().clipExtent(projection.clipExtent()).stream;
-           var coordinates = graph.childNodes(entity).map(function (n) {
-             return n.loc;
-           });
-           var a, b;
+         var _anchorLoc = [0, 0];
+         var _anchorLocLonLat = [0, 0]; // a string indicating how the menu was opened
 
-           if (shouldReverse(entity)) {
-             coordinates.reverse();
-           }
+         var _triggerType = '';
+         var _vpTopMargin = 85; // viewport top margin
 
-           d3_geoStream({
-             type: 'LineString',
-             coordinates: coordinates
-           }, projection.stream(clip({
-             lineStart: function lineStart() {},
-             lineEnd: function lineEnd() {
-               a = null;
-             },
-             point: function point(x, y) {
-               b = [x, y];
+         var _vpBottomMargin = 45; // viewport bottom margin
 
-               if (a) {
-                 var span = geoVecLength(a, b) - offset;
+         var _vpSideMargin = 35; // viewport side margin
 
-                 if (span >= 0) {
-                   var heading = geoVecAngle(a, b);
-                   var dx = dt * Math.cos(heading);
-                   var dy = dt * Math.sin(heading);
-                   var p = [a[0] + offset * Math.cos(heading), a[1] + offset * Math.sin(heading)]; // gather coordinates
+         var _menuTop = false;
 
-                   var coord = [a, p];
+         var _menuHeight;
 
-                   for (span -= dt; span >= 0; span -= dt) {
-                     p = geoVecAdd(p, [dx, dy]);
-                     coord.push(p);
-                   }
+         var _menuWidth; // hardcode these values to make menu positioning easier
 
-                   coord.push(b); // generate svg paths
 
-                   var segment = '';
-                   var j;
+         var _verticalPadding = 4; // see also `.edit-menu .tooltip` CSS; include margin
 
-                   for (j = 0; j < coord.length; j++) {
-                     segment += (j === 0 ? 'M' : 'L') + coord[j][0] + ',' + coord[j][1];
-                   }
+         var _tooltipWidth = 210; // offset the menu slightly from the target location
 
-                   segments.push({
-                     id: entity.id,
-                     index: i++,
-                     d: segment
-                   });
+         var _menuSideMargin = 10;
+         var _tooltips = [];
 
-                   if (bothDirections(entity)) {
-                     segment = '';
+         var editMenu = function editMenu(selection) {
+           var isTouchMenu = _triggerType.includes('touch') || _triggerType.includes('pen');
 
-                     for (j = coord.length - 1; j >= 0; j--) {
-                       segment += (j === coord.length - 1 ? 'M' : 'L') + coord[j][0] + ',' + coord[j][1];
-                     }
+           var ops = _operations.filter(function (op) {
+             return !isTouchMenu || !op.mouseOnly;
+           });
 
-                     segments.push({
-                       id: entity.id,
-                       index: i++,
-                       d: segment
-                     });
-                   }
-                 }
+           if (!ops.length) return;
+           _tooltips = []; // Position the menu above the anchor for stylus and finger input
+           // since the mapper's hand likely obscures the screen below the anchor
 
-                 offset = -span;
-               }
+           _menuTop = isTouchMenu; // Show labels for touch input since there aren't hover tooltips
 
-               a = b;
-             }
-           })));
-           return segments;
-         };
-       }
-       function svgPath(projection, graph, isArea) {
-         // Explanation of magic numbers:
-         // "padding" here allows space for strokes to extend beyond the viewport,
-         // so that the stroke isn't drawn along the edge of the viewport when
-         // the shape is clipped.
-         //
-         // When drawing lines, pad viewport by 5px.
-         // When drawing areas, pad viewport by 65px in each direction to allow
-         // for 60px area fill stroke (see ".fill-partial path.fill" css rule)
-         var cache = {};
-         var padding = isArea ? 65 : 5;
-         var viewport = projection.clipExtent();
-         var paddedExtent = [[viewport[0][0] - padding, viewport[0][1] - padding], [viewport[1][0] + padding, viewport[1][1] + padding]];
-         var clip = d3_geoIdentity().clipExtent(paddedExtent).stream;
-         var project = projection.stream;
-         var path = d3_geoPath().projection({
-           stream: function stream(output) {
-             return project(clip(output));
-           }
-         });
+           var showLabels = isTouchMenu;
+           var buttonHeight = showLabels ? 32 : 34;
 
-         var svgpath = function svgpath(entity) {
-           if (entity.id in cache) {
-             return cache[entity.id];
+           if (showLabels) {
+             // Get a general idea of the width based on the length of the label
+             _menuWidth = 52 + Math.min(120, 6 * Math.max.apply(Math, ops.map(function (op) {
+               return op.title.length;
+             })));
            } else {
-             return cache[entity.id] = path(entity.asGeoJSON(graph));
+             _menuWidth = 44;
            }
-         };
 
-         svgpath.geojson = function (d) {
-           if (d.__featurehash__ !== undefined) {
-             if (d.__featurehash__ in cache) {
-               return cache[d.__featurehash__];
-             } else {
-               return cache[d.__featurehash__] = path(d);
-             }
-           } else {
-             return path(d);
-           }
-         };
+           _menuHeight = _verticalPadding * 2 + ops.length * buttonHeight;
+           _menu = selection.append('div').attr('class', 'edit-menu').classed('touch-menu', isTouchMenu).style('padding', _verticalPadding + 'px 0');
 
-         return svgpath;
-       }
-       function svgPointTransform(projection) {
-         var svgpoint = function svgpoint(entity) {
-           // http://jsperf.com/short-array-join
-           var pt = projection(entity.loc);
-           return 'translate(' + pt[0] + ',' + pt[1] + ')';
-         };
+           var buttons = _menu.selectAll('.edit-menu-item').data(ops); // enter
 
-         svgpoint.geojson = function (d) {
-           return svgpoint(d.properties.entity);
-         };
 
-         return svgpoint;
-       }
-       function svgRelationMemberTags(graph) {
-         return function (entity) {
-           var tags = entity.tags;
-           var shouldCopyMultipolygonTags = !entity.hasInterestingTags();
-           graph.parentRelations(entity).forEach(function (relation) {
-             var type = relation.tags.type;
+           var buttonsEnter = buttons.enter().append('button').attr('class', function (d) {
+             return 'edit-menu-item edit-menu-item-' + d.id;
+           }).style('height', buttonHeight + 'px').on('click', click) // don't listen for `mouseup` because we only care about non-mouse pointer types
+           .on('pointerup', pointerup).on('pointerdown mousedown', function pointerdown(d3_event) {
+             // don't let button presses also act as map input - #1869
+             d3_event.stopPropagation();
+           }).on('mouseenter.highlight', function (d3_event, d) {
+             if (!d.relatedEntityIds || select(this).classed('disabled')) return;
+             utilHighlightEntities(d.relatedEntityIds(), true, context);
+           }).on('mouseleave.highlight', function (d3_event, d) {
+             if (!d.relatedEntityIds) return;
+             utilHighlightEntities(d.relatedEntityIds(), false, context);
+           });
+           buttonsEnter.each(function (d) {
+             var tooltip = uiTooltip().heading(d.title).title(d.tooltip()).keys([d.keys[0]]);
 
-             if (type === 'multipolygon' && shouldCopyMultipolygonTags || type === 'boundary') {
-               tags = Object.assign({}, relation.tags, tags);
-             }
+             _tooltips.push(tooltip);
+
+             select(this).call(tooltip).append('div').attr('class', 'icon-wrap').call(svgIcon(d.icon && d.icon() || '#iD-operation-' + d.id, 'operation'));
            });
-           return tags;
-         };
-       }
-       function svgSegmentWay(way, graph, activeID) {
-         // When there is no activeID, we can memoize this expensive computation
-         if (activeID === undefined) {
-           return graph["transient"](way, 'waySegments', getWaySegments);
-         } else {
-           return getWaySegments();
-         }
 
-         function getWaySegments() {
-           var isActiveWay = way.nodes.indexOf(activeID) !== -1;
-           var features = {
-             passive: [],
-             active: []
-           };
-           var start = {};
-           var end = {};
-           var node, type;
+           if (showLabels) {
+             buttonsEnter.append('span').attr('class', 'label').html(function (d) {
+               return d.title;
+             });
+           } // update
 
-           for (var i = 0; i < way.nodes.length; i++) {
-             node = graph.entity(way.nodes[i]);
-             type = svgPassiveVertex(node, graph, activeID);
-             end = {
-               node: node,
-               type: type
-             };
 
-             if (start.type !== undefined) {
-               if (start.node.id === activeID || end.node.id === activeID) ; else if (isActiveWay && (start.type === 2 || end.type === 2)) {
-                 // one adjacent vertex
-                 pushActive(start, end, i);
-               } else if (start.type === 0 && end.type === 0) {
-                 // both active vertices
-                 pushActive(start, end, i);
-               } else {
-                 pushPassive(start, end, i);
-               }
+           buttonsEnter.merge(buttons).classed('disabled', function (d) {
+             return d.disabled();
+           });
+           updatePosition();
+           var initialScale = context.projection.scale();
+           context.map().on('move.edit-menu', function () {
+             if (initialScale !== context.projection.scale()) {
+               editMenu.close();
              }
+           }).on('drawn.edit-menu', function (info) {
+             if (info.full) updatePosition();
+           });
+           var lastPointerUpType; // `pointerup` is always called before `click`
 
-             start = end;
+           function pointerup(d3_event) {
+             lastPointerUpType = d3_event.pointerType;
            }
 
-           return features;
+           function click(d3_event, operation) {
+             d3_event.stopPropagation();
 
-           function pushActive(start, end, index) {
-             features.active.push({
-               type: 'Feature',
-               id: way.id + '-' + index + '-nope',
-               properties: {
-                 nope: true,
-                 target: true,
-                 entity: way,
-                 nodes: [start.node, end.node],
-                 index: index
-               },
-               geometry: {
-                 type: 'LineString',
-                 coordinates: [start.node.loc, end.node.loc]
-               }
-             });
-           }
+             if (operation.relatedEntityIds) {
+               utilHighlightEntities(operation.relatedEntityIds(), false, context);
+             }
 
-           function pushPassive(start, end, index) {
-             features.passive.push({
-               type: 'Feature',
-               id: way.id + '-' + index,
-               properties: {
-                 target: true,
-                 entity: way,
-                 nodes: [start.node, end.node],
-                 index: index
-               },
-               geometry: {
-                 type: 'LineString',
-                 coordinates: [start.node.loc, end.node.loc]
+             if (operation.disabled()) {
+               if (lastPointerUpType === 'touch' || lastPointerUpType === 'pen') {
+                 // there are no tooltips for touch interactions so flash feedback instead
+                 context.ui().flash.duration(4000).iconName('#iD-operation-' + operation.id).iconClass('operation disabled').label(operation.tooltip)();
+               }
+             } else {
+               if (lastPointerUpType === 'touch' || lastPointerUpType === 'pen') {
+                 context.ui().flash.duration(2000).iconName('#iD-operation-' + operation.id).iconClass('operation').label(operation.annotation() || operation.title)();
                }
-             });
-           }
-         }
-       }
 
-       function svgTagClasses() {
-         var primaries = ['building', 'highway', 'railway', 'waterway', 'aeroway', 'aerialway', 'piste:type', 'boundary', 'power', 'amenity', 'natural', 'landuse', 'leisure', 'military', 'place', 'man_made', 'route', 'attraction', 'building:part', 'indoor'];
-         var statuses = [// nonexistent, might be built
-         'proposed', 'planned', // under maintentance or between groundbreaking and opening
-         'construction', // existent but not functional
-         'disused', // dilapidated to nonexistent
-         'abandoned', // nonexistent, still may appear in imagery
-         'dismantled', 'razed', 'demolished', 'obliterated', // existent occasionally, e.g. stormwater drainage basin
-         'intermittent'];
-         var secondaries = ['oneway', 'bridge', 'tunnel', 'embankment', 'cutting', 'barrier', 'surface', 'tracktype', 'footway', 'crossing', 'service', 'sport', 'public_transport', 'location', 'parking', 'golf', 'type', 'leisure', 'man_made', 'indoor'];
+               operation();
+               editMenu.close();
+             }
 
-         var _tags = function _tags(entity) {
-           return entity.tags;
+             lastPointerUpType = null;
+           }
+
+           dispatch.call('toggled', this, true);
          };
 
-         var tagClasses = function tagClasses(selection) {
-           selection.each(function tagClassesEach(entity) {
-             var value = this.className;
+         function updatePosition() {
+           if (!_menu || _menu.empty()) return;
+           var anchorLoc = context.projection(_anchorLocLonLat);
+           var viewport = context.surfaceRect();
 
-             if (value.baseVal !== undefined) {
-               value = value.baseVal;
+           if (anchorLoc[0] < 0 || anchorLoc[0] > viewport.width || anchorLoc[1] < 0 || anchorLoc[1] > viewport.height) {
+             // close the menu if it's gone offscreen
+             editMenu.close();
+             return;
+           }
+
+           var menuLeft = displayOnLeft(viewport);
+           var offset = [0, 0];
+           offset[0] = menuLeft ? -1 * (_menuSideMargin + _menuWidth) : _menuSideMargin;
+
+           if (_menuTop) {
+             if (anchorLoc[1] - _menuHeight < _vpTopMargin) {
+               // menu is near top viewport edge, shift downward
+               offset[1] = -anchorLoc[1] + _vpTopMargin;
+             } else {
+               offset[1] = -_menuHeight;
+             }
+           } else {
+             if (anchorLoc[1] + _menuHeight > viewport.height - _vpBottomMargin) {
+               // menu is near bottom viewport edge, shift upwards
+               offset[1] = -anchorLoc[1] - _menuHeight + viewport.height - _vpBottomMargin;
+             } else {
+               offset[1] = 0;
              }
+           }
 
-             var t = _tags(entity);
+           var origin = geoVecAdd(anchorLoc, offset);
 
-             var computed = tagClasses.getClassesString(t, value);
+           _menu.style('left', origin[0] + 'px').style('top', origin[1] + 'px');
 
-             if (computed !== value) {
-               select(this).attr('class', computed);
-             }
+           var tooltipSide = tooltipPosition(viewport, menuLeft);
+
+           _tooltips.forEach(function (tooltip) {
+             tooltip.placement(tooltipSide);
            });
-         };
 
-         tagClasses.getClassesString = function (t, value) {
-           var primary, status;
-           var i, j, k, v; // in some situations we want to render perimeter strokes a certain way
+           function displayOnLeft(viewport) {
+             if (_mainLocalizer.textDirection() === 'ltr') {
+               if (anchorLoc[0] + _menuSideMargin + _menuWidth > viewport.width - _vpSideMargin) {
+                 // right menu would be too close to the right viewport edge, go left
+                 return true;
+               } // prefer right menu
 
-           var overrideGeometry;
 
-           if (/\bstroke\b/.test(value)) {
-             if (!!t.barrier && t.barrier !== 'no') {
-               overrideGeometry = 'line';
-             }
-           } // preserve base classes (nothing with `tag-`)
+               return false;
+             } else {
+               // rtl
+               if (anchorLoc[0] - _menuSideMargin - _menuWidth < _vpSideMargin) {
+                 // left menu would be too close to the left viewport edge, go right
+                 return false;
+               } // prefer left menu
 
 
-           var classes = value.trim().split(/\s+/).filter(function (klass) {
-             return klass.length && !/^tag-/.test(klass);
-           }).map(function (klass) {
-             // special overrides for some perimeter strokes
-             return klass === 'line' || klass === 'area' ? overrideGeometry || klass : klass;
-           }); // pick at most one primary classification tag..
+               return true;
+             }
+           }
 
-           for (i = 0; i < primaries.length; i++) {
-             k = primaries[i];
-             v = t[k];
-             if (!v || v === 'no') continue;
+           function tooltipPosition(viewport, menuLeft) {
+             if (_mainLocalizer.textDirection() === 'ltr') {
+               if (menuLeft) {
+                 // if there's not room for a right-side menu then there definitely
+                 // isn't room for right-side tooltips
+                 return 'left';
+               }
 
-             if (k === 'piste:type') {
-               // avoid a ':' in the class name
-               k = 'piste';
-             } else if (k === 'building:part') {
-               // avoid a ':' in the class name
-               k = 'building_part';
-             }
+               if (anchorLoc[0] + _menuSideMargin + _menuWidth + _tooltipWidth > viewport.width - _vpSideMargin) {
+                 // right tooltips would be too close to the right viewport edge, go left
+                 return 'left';
+               } // prefer right tooltips
 
-             primary = k;
 
-             if (statuses.indexOf(v) !== -1) {
-               // e.g. `railway=abandoned`
-               status = v;
-               classes.push('tag-' + k);
+               return 'right';
              } else {
-               classes.push('tag-' + k);
-               classes.push('tag-' + k + '-' + v);
-             }
+               // rtl
+               if (!menuLeft) {
+                 return 'right';
+               }
 
-             break;
-           }
+               if (anchorLoc[0] - _menuSideMargin - _menuWidth - _tooltipWidth < _vpSideMargin) {
+                 // left tooltips would be too close to the left viewport edge, go right
+                 return 'right';
+               } // prefer left tooltips
 
-           if (!primary) {
-             for (i = 0; i < statuses.length; i++) {
-               for (j = 0; j < primaries.length; j++) {
-                 k = statuses[i] + ':' + primaries[j]; // e.g. `demolished:building=yes`
 
-                 v = t[k];
-                 if (!v || v === 'no') continue;
-                 status = statuses[i];
-                 break;
-               }
+               return 'left';
              }
-           } // add at most one status tag, only if relates to primary tag..
+           }
+         }
 
+         editMenu.close = function () {
+           context.map().on('move.edit-menu', null).on('drawn.edit-menu', null);
 
-           if (!status) {
-             for (i = 0; i < statuses.length; i++) {
-               k = statuses[i];
-               v = t[k];
-               if (!v || v === 'no') continue;
+           _menu.remove();
 
-               if (v === 'yes') {
-                 // e.g. `railway=rail + abandoned=yes`
-                 status = k;
-               } else if (primary && primary === v) {
-                 // e.g. `railway=rail + abandoned=railway`
-                 status = k;
-               } else if (!primary && primaries.indexOf(v) !== -1) {
-                 // e.g. `abandoned=railway`
-                 status = k;
-                 primary = v;
-                 classes.push('tag-' + v);
-               } // else ignore e.g.  `highway=path + abandoned=railway`
+           _tooltips = [];
+           dispatch.call('toggled', this, false);
+         };
+
+         editMenu.anchorLoc = function (val) {
+           if (!arguments.length) return _anchorLoc;
+           _anchorLoc = val;
+           _anchorLocLonLat = context.projection.invert(_anchorLoc);
+           return editMenu;
+         };
+
+         editMenu.triggerType = function (val) {
+           if (!arguments.length) return _triggerType;
+           _triggerType = val;
+           return editMenu;
+         };
+
+         editMenu.operations = function (val) {
+           if (!arguments.length) return _operations;
+           _operations = val;
+           return editMenu;
+         };
+
+         return utilRebind(editMenu, dispatch, 'on');
+       }
+
+       function uiFeatureInfo(context) {
+         function update(selection) {
+           var features = context.features();
+           var stats = features.stats();
+           var count = 0;
+           var hiddenList = features.hidden().map(function (k) {
+             if (stats[k]) {
+               count += stats[k];
+               return _t.html('inspector.title_count', {
+                 title: {
+                   html: _t.html('feature.' + k + '.description')
+                 },
+                 count: stats[k]
+               });
+             }
+
+             return null;
+           }).filter(Boolean);
+           selection.html('');
 
+           if (hiddenList.length) {
+             var tooltipBehavior = uiTooltip().placement('top').title(function () {
+               return hiddenList.join('<br/>');
+             });
+             selection.append('a').attr('class', 'chip').attr('href', '#').call(_t.append('feature_info.hidden_warning', {
+               count: count
+             })).call(tooltipBehavior).on('click', function (d3_event) {
+               tooltipBehavior.hide();
+               d3_event.preventDefault(); // open the Map Data pane
 
-               if (status) break;
-             }
+               context.ui().togglePanes(context.container().select('.map-panes .map-data-pane'));
+             });
            }
 
-           if (status) {
-             classes.push('tag-status');
-             classes.push('tag-status-' + status);
-           } // add any secondary tags
-
+           selection.classed('hide', !hiddenList.length);
+         }
 
-           for (i = 0; i < secondaries.length; i++) {
-             k = secondaries[i];
-             v = t[k];
-             if (!v || v === 'no' || k === primary) continue;
-             classes.push('tag-' + k);
-             classes.push('tag-' + k + '-' + v);
-           } // For highways, look for surface tagging..
+         return function (selection) {
+           update(selection);
+           context.features().on('change.feature_info', function () {
+             update(selection);
+           });
+         };
+       }
 
+       function uiFlash(context) {
+         var _flashTimer;
 
-           if (primary === 'highway' && !osmPathHighwayTagValues[t.highway] || primary === 'aeroway') {
-             var surface = t.highway === 'track' ? 'unpaved' : 'paved';
+         var _duration = 2000;
+         var _iconName = '#iD-icon-no';
+         var _iconClass = 'disabled';
+         var _label = '';
 
-             for (k in t) {
-               v = t[k];
+         function flash() {
+           if (_flashTimer) {
+             _flashTimer.stop();
+           }
 
-               if (k in osmPavedTags) {
-                 surface = osmPavedTags[k][v] ? 'paved' : 'unpaved';
-               }
+           context.container().select('.main-footer-wrap').classed('footer-hide', true).classed('footer-show', false);
+           context.container().select('.flash-wrap').classed('footer-hide', false).classed('footer-show', true);
+           var content = context.container().select('.flash-wrap').selectAll('.flash-content').data([0]); // Enter
 
-               if (k in osmSemipavedTags && !!osmSemipavedTags[k][v]) {
-                 surface = 'semipaved';
-               }
-             }
+           var contentEnter = content.enter().append('div').attr('class', 'flash-content');
+           var iconEnter = contentEnter.append('svg').attr('class', 'flash-icon icon').append('g').attr('transform', 'translate(10,10)');
+           iconEnter.append('circle').attr('r', 9);
+           iconEnter.append('use').attr('transform', 'translate(-7,-7)').attr('width', '14').attr('height', '14');
+           contentEnter.append('div').attr('class', 'flash-text'); // Update
 
-             classes.push('tag-' + surface);
-           } // If this is a wikidata-tagged item, add a class for that..
+           content = content.merge(contentEnter);
+           content.selectAll('.flash-icon').attr('class', 'icon flash-icon ' + (_iconClass || ''));
+           content.selectAll('.flash-icon use').attr('xlink:href', _iconName);
+           content.selectAll('.flash-text').attr('class', 'flash-text').html(_label);
+           _flashTimer = d3_timeout(function () {
+             _flashTimer = null;
+             context.container().select('.main-footer-wrap').classed('footer-hide', false).classed('footer-show', true);
+             context.container().select('.flash-wrap').classed('footer-hide', true).classed('footer-show', false);
+           }, _duration);
+           return content;
+         }
 
+         flash.duration = function (_) {
+           if (!arguments.length) return _duration;
+           _duration = _;
+           return flash;
+         };
 
-           if (t.wikidata || t['brand:wikidata']) {
-             classes.push('tag-wikidata');
-           }
+         flash.label = function (_) {
+           if (!arguments.length) return _label;
+           _label = _;
+           return flash;
+         };
 
-           return classes.join(' ').trim();
+         flash.iconName = function (_) {
+           if (!arguments.length) return _iconName;
+           _iconName = _;
+           return flash;
          };
 
-         tagClasses.tags = function (val) {
-           if (!arguments.length) return _tags;
-           _tags = val;
-           return tagClasses;
+         flash.iconClass = function (_) {
+           if (!arguments.length) return _iconClass;
+           _iconClass = _;
+           return flash;
          };
 
-         return tagClasses;
+         return flash;
        }
 
-       // Patterns only work in Firefox when set directly on element.
-       // (This is not a bug: https://bugzilla.mozilla.org/show_bug.cgi?id=750632)
-       var patterns = {
-         // tag - pattern name
-         // -or-
-         // tag - value - pattern name
-         // -or-
-         // tag - value - rules (optional tag-values, pattern name)
-         // (matches earlier rules first, so fallback should be last entry)
-         amenity: {
-           grave_yard: 'cemetery',
-           fountain: 'water_standing'
-         },
-         landuse: {
-           cemetery: [{
-             religion: 'christian',
-             pattern: 'cemetery_christian'
-           }, {
-             religion: 'buddhist',
-             pattern: 'cemetery_buddhist'
-           }, {
-             religion: 'muslim',
-             pattern: 'cemetery_muslim'
-           }, {
-             religion: 'jewish',
-             pattern: 'cemetery_jewish'
-           }, {
-             pattern: 'cemetery'
-           }],
-           construction: 'construction',
-           farmland: 'farmland',
-           farmyard: 'farmyard',
-           forest: [{
-             leaf_type: 'broadleaved',
-             pattern: 'forest_broadleaved'
-           }, {
-             leaf_type: 'needleleaved',
-             pattern: 'forest_needleleaved'
-           }, {
-             leaf_type: 'leafless',
-             pattern: 'forest_leafless'
-           }, {
-             pattern: 'forest'
-           } // same as 'leaf_type:mixed'
-           ],
-           grave_yard: 'cemetery',
-           grass: [{
-             golf: 'green',
-             pattern: 'golf_green'
-           }, {
-             pattern: 'grass'
-           }],
-           landfill: 'landfill',
-           meadow: 'meadow',
-           military: 'construction',
-           orchard: 'orchard',
-           quarry: 'quarry',
-           vineyard: 'vineyard'
-         },
-         natural: {
-           beach: 'beach',
-           grassland: 'grass',
-           sand: 'beach',
-           scrub: 'scrub',
-           water: [{
-             water: 'pond',
-             pattern: 'pond'
-           }, {
-             water: 'reservoir',
-             pattern: 'water_standing'
-           }, {
-             pattern: 'waves'
-           }],
-           wetland: [{
-             wetland: 'marsh',
-             pattern: 'wetland_marsh'
-           }, {
-             wetland: 'swamp',
-             pattern: 'wetland_swamp'
-           }, {
-             wetland: 'bog',
-             pattern: 'wetland_bog'
-           }, {
-             wetland: 'reedbed',
-             pattern: 'wetland_reedbed'
-           }, {
-             pattern: 'wetland'
-           }],
-           wood: [{
-             leaf_type: 'broadleaved',
-             pattern: 'forest_broadleaved'
-           }, {
-             leaf_type: 'needleleaved',
-             pattern: 'forest_needleleaved'
-           }, {
-             leaf_type: 'leafless',
-             pattern: 'forest_leafless'
-           }, {
-             pattern: 'forest'
-           } // same as 'leaf_type:mixed'
-           ]
-         },
-         traffic_calming: {
-           island: [{
-             surface: 'grass',
-             pattern: 'grass'
-           }],
-           chicane: [{
-             surface: 'grass',
-             pattern: 'grass'
-           }],
-           choker: [{
-             surface: 'grass',
-             pattern: 'grass'
-           }]
+       function uiFullScreen(context) {
+         var element = context.container().node(); // var button = d3_select(null);
+
+         function getFullScreenFn() {
+           if (element.requestFullscreen) {
+             return element.requestFullscreen;
+           } else if (element.msRequestFullscreen) {
+             return element.msRequestFullscreen;
+           } else if (element.mozRequestFullScreen) {
+             return element.mozRequestFullScreen;
+           } else if (element.webkitRequestFullscreen) {
+             return element.webkitRequestFullscreen;
+           }
          }
-       };
-       function svgTagPattern(tags) {
-         // Skip pattern filling if this is a building (buildings don't get patterns applied)
-         if (tags.building && tags.building !== 'no') {
-           return null;
+
+         function getExitFullScreenFn() {
+           if (document.exitFullscreen) {
+             return document.exitFullscreen;
+           } else if (document.msExitFullscreen) {
+             return document.msExitFullscreen;
+           } else if (document.mozCancelFullScreen) {
+             return document.mozCancelFullScreen;
+           } else if (document.webkitExitFullscreen) {
+             return document.webkitExitFullscreen;
+           }
          }
 
-         for (var tag in patterns) {
-           var entityValue = tags[tag];
-           if (!entityValue) continue;
+         function isFullScreen() {
+           return document.fullscreenElement || document.mozFullScreenElement || document.webkitFullscreenElement || document.msFullscreenElement;
+         }
 
-           if (typeof patterns[tag] === 'string') {
-             // extra short syntax (just tag) - pattern name
-             return 'pattern-' + patterns[tag];
-           } else {
-             var values = patterns[tag];
+         function isSupported() {
+           return !!getFullScreenFn();
+         }
 
-             for (var value in values) {
-               if (entityValue !== value) continue;
-               var rules = values[value];
+         function fullScreen(d3_event) {
+           d3_event.preventDefault();
 
-               if (typeof rules === 'string') {
-                 // short syntax - pattern name
-                 return 'pattern-' + rules;
-               } // long syntax - rule array
+           if (!isFullScreen()) {
+             // button.classed('active', true);
+             getFullScreenFn().apply(element);
+           } else {
+             // button.classed('active', false);
+             getExitFullScreenFn().apply(document);
+           }
+         }
 
+         return function () {
+           // selection) {
+           if (!isSupported()) return; // button = selection.append('button')
+           //     .attr('title', t('full_screen'))
+           //     .on('click', fullScreen)
+           //     .call(tooltip);
+           // button.append('span')
+           //     .attr('class', 'icon full-screen');
 
-               for (var ruleKey in rules) {
-                 var rule = rules[ruleKey];
-                 var pass = true;
+           var detected = utilDetect();
+           var keys = detected.os === 'mac' ? [uiCmd('⌃⌘F'), 'f11'] : ['f11'];
+           context.keybinding().on(keys, fullScreen);
+         };
+       }
 
-                 for (var criterion in rule) {
-                   if (criterion !== 'pattern') {
-                     // reserved for pattern name
-                     // The only rule is a required tag-value pair
-                     var v = tags[criterion];
+       function uiGeolocate(context) {
+         var _geolocationOptions = {
+           // prioritize speed and power usage over precision
+           enableHighAccuracy: false,
+           // don't hang indefinitely getting the location
+           timeout: 6000 // 6sec
 
-                     if (!v || v !== rule[criterion]) {
-                       pass = false;
-                       break;
-                     }
-                   }
-                 }
+         };
 
-                 if (pass) {
-                   return 'pattern-' + rule.pattern;
-                 }
-               }
-             }
-           }
-         }
+         var _locating = uiLoading(context).message(_t.html('geolocate.locating')).blocking(true);
 
-         return null;
-       }
+         var _layer = context.layers().layer('geolocate');
 
-       function svgAreas(projection, context) {
-         function getPatternStyle(tags) {
-           var imageID = svgTagPattern(tags);
+         var _position;
 
-           if (imageID) {
-             return 'url("#ideditor-' + imageID + '")';
-           }
+         var _extent;
 
-           return '';
-         }
+         var _timeoutID;
 
-         function drawTargets(selection, graph, entities, filter) {
-           var targetClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
-           var nopeClass = context.getDebug('target') ? 'red ' : 'nocolor ';
-           var getPath = svgPath(projection).geojson;
-           var activeID = context.activeID();
-           var base = context.history().base(); // The targets and nopes will be MultiLineString sub-segments of the ways
+         var _button = select(null);
 
-           var data = {
-             targets: [],
-             nopes: []
-           };
-           entities.forEach(function (way) {
-             var features = svgSegmentWay(way, graph, activeID);
-             data.targets.push.apply(data.targets, features.passive);
-             data.nopes.push.apply(data.nopes, features.active);
-           }); // Targets allow hover and vertex snapping
+         function click() {
+           if (context.inIntro()) return;
 
-           var targetData = data.targets.filter(getPath);
-           var targets = selection.selectAll('.area.target-allowed').filter(function (d) {
-             return filter(d.properties.entity);
-           }).data(targetData, function key(d) {
-             return d.id;
-           }); // exit
+           if (!_layer.enabled() && !_locating.isShown()) {
+             // This timeout ensures that we still call finish() even if
+             // the user declines to share their location in Firefox
+             _timeoutID = setTimeout(error, 10000
+             /* 10sec */
+             );
+             context.container().call(_locating); // get the latest position even if we already have one
 
-           targets.exit().remove();
+             navigator.geolocation.getCurrentPosition(success, error, _geolocationOptions);
+           } else {
+             _locating.close();
 
-           var segmentWasEdited = function segmentWasEdited(d) {
-             var wayID = d.properties.entity.id; // if the whole line was edited, don't draw segment changes
+             _layer.enabled(null, false);
 
-             if (!base.entities[wayID] || !fastDeepEqual(graph.entities[wayID].nodes, base.entities[wayID].nodes)) {
-               return false;
-             }
+             updateButtonState();
+           }
+         }
 
-             return d.properties.nodes.some(function (n) {
-               return !base.entities[n.id] || !fastDeepEqual(graph.entities[n.id].loc, base.entities[n.id].loc);
-             });
-           }; // enter/update
+         function zoomTo() {
+           context.enter(modeBrowse(context));
+           var map = context.map();
 
+           _layer.enabled(_position, true);
 
-           targets.enter().append('path').merge(targets).attr('d', getPath).attr('class', function (d) {
-             return 'way area target target-allowed ' + targetClass + d.id;
-           }).classed('segment-edited', segmentWasEdited); // NOPE
+           updateButtonState();
+           map.centerZoomEase(_extent.center(), Math.min(20, map.extentZoom(_extent)));
+         }
 
-           var nopeData = data.nopes.filter(getPath);
-           var nopes = selection.selectAll('.area.target-nope').filter(function (d) {
-             return filter(d.properties.entity);
-           }).data(nopeData, function key(d) {
-             return d.id;
-           }); // exit
+         function success(geolocation) {
+           _position = geolocation;
+           var coords = _position.coords;
+           _extent = geoExtent([coords.longitude, coords.latitude]).padByMeters(coords.accuracy);
+           zoomTo();
+           finish();
+         }
 
-           nopes.exit().remove(); // enter/update
+         function error() {
+           if (_position) {
+             // use the position from a previous call if we have one
+             zoomTo();
+           } else {
+             context.ui().flash.label(_t.html('geolocate.location_unavailable')).iconName('#iD-icon-geolocate')();
+           }
 
-           nopes.enter().append('path').merge(nopes).attr('d', getPath).attr('class', function (d) {
-             return 'way area target target-nope ' + nopeClass + d.id;
-           }).classed('segment-edited', segmentWasEdited);
+           finish();
          }
 
-         function drawAreas(selection, graph, entities, filter) {
-           var path = svgPath(projection, graph, true);
-           var areas = {};
-           var multipolygon;
-           var base = context.history().base();
+         function finish() {
+           _locating.close(); // unblock ui
 
-           for (var i = 0; i < entities.length; i++) {
-             var entity = entities[i];
-             if (entity.geometry(graph) !== 'area') continue;
-             multipolygon = osmIsOldMultipolygonOuterMember(entity, graph);
 
-             if (multipolygon) {
-               areas[multipolygon.id] = {
-                 entity: multipolygon.mergeTags(entity.tags),
-                 area: Math.abs(entity.area(graph))
-               };
-             } else if (!areas[entity.id]) {
-               areas[entity.id] = {
-                 entity: entity,
-                 area: Math.abs(entity.area(graph))
-               };
-             }
+           if (_timeoutID) {
+             clearTimeout(_timeoutID);
            }
 
-           var fills = Object.values(areas).filter(function hasPath(a) {
-             return path(a.entity);
-           });
-           fills.sort(function areaSort(a, b) {
-             return b.area - a.area;
-           });
-           fills = fills.map(function (a) {
-             return a.entity;
-           });
-           var strokes = fills.filter(function (area) {
-             return area.type === 'way';
-           });
-           var data = {
-             clip: fills,
-             shadow: strokes,
-             stroke: strokes,
-             fill: fills
-           };
-           var clipPaths = context.surface().selectAll('defs').selectAll('.clipPath-osm').filter(filter).data(data.clip, osmEntity.key);
-           clipPaths.exit().remove();
-           var clipPathsEnter = clipPaths.enter().append('clipPath').attr('class', 'clipPath-osm').attr('id', function (entity) {
-             return 'ideditor-' + entity.id + '-clippath';
-           });
-           clipPathsEnter.append('path');
-           clipPaths.merge(clipPathsEnter).selectAll('path').attr('d', path);
-           var drawLayer = selection.selectAll('.layer-osm.areas');
-           var touchLayer = selection.selectAll('.layer-touch.areas'); // Draw areas..
+           _timeoutID = undefined;
+         }
 
-           var areagroup = drawLayer.selectAll('g.areagroup').data(['fill', 'shadow', 'stroke']);
-           areagroup = areagroup.enter().append('g').attr('class', function (d) {
-             return 'areagroup area-' + d;
-           }).merge(areagroup);
-           var paths = areagroup.selectAll('path').filter(filter).data(function (layer) {
-             return data[layer];
-           }, osmEntity.key);
-           paths.exit().remove();
-           var fillpaths = selection.selectAll('.area-fill path.area').nodes();
-           var bisect = d3_bisector(function (node) {
-             return -node.__data__.area(graph);
-           }).left;
+         function updateButtonState() {
+           _button.classed('active', _layer.enabled());
 
-           function sortedByArea(entity) {
-             if (this._parent.__data__ === 'fill') {
-               return fillpaths[bisect(fillpaths, -entity.area(graph))];
-             }
+           _button.attr('aria-pressed', _layer.enabled());
+         }
+
+         return function (selection) {
+           if (!navigator.geolocation || !navigator.geolocation.getCurrentPosition) return;
+           _button = selection.append('button').on('click', click).attr('aria-pressed', false).call(svgIcon('#iD-icon-geolocate', 'light')).call(uiTooltip().placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left').title(_t.html('geolocate.title')).keys([_t('geolocate.key')]));
+           context.keybinding().on(_t('geolocate.key'), click);
+         };
+       }
+
+       function uiPanelBackground(context) {
+         var background = context.background();
+         var _currSourceName = null;
+         var _metadata = {};
+         var _metadataKeys = ['zoom', 'vintage', 'source', 'description', 'resolution', 'accuracy'];
+
+         var debouncedRedraw = debounce(redraw, 250);
+
+         function redraw(selection) {
+           var source = background.baseLayerSource();
+           if (!source) return;
+           var isDG = source.id.match(/^DigitalGlobe/i) !== null;
+           var sourceLabel = source.label();
+
+           if (_currSourceName !== sourceLabel) {
+             _currSourceName = sourceLabel;
+             _metadata = {};
            }
 
-           paths = paths.enter().insert('path', sortedByArea).merge(paths).each(function (entity) {
-             var layer = this.parentNode.__data__;
-             this.setAttribute('class', entity.type + ' area ' + layer + ' ' + entity.id);
+           selection.html('');
+           var list = selection.append('ul').attr('class', 'background-info');
+           list.append('li').html(_currSourceName);
 
-             if (layer === 'fill') {
-               this.setAttribute('clip-path', 'url(#ideditor-' + entity.id + '-clippath)');
-               this.style.fill = this.style.stroke = getPatternStyle(entity.tags);
-             }
-           }).classed('added', function (d) {
-             return !base.entities[d.id];
-           }).classed('geometry-edited', function (d) {
-             return graph.entities[d.id] && base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].nodes, base.entities[d.id].nodes);
-           }).classed('retagged', function (d) {
-             return graph.entities[d.id] && base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].tags, base.entities[d.id].tags);
-           }).call(svgTagClasses()).attr('d', path); // Draw touch targets..
+           _metadataKeys.forEach(function (k) {
+             // DigitalGlobe vintage is available in raster layers for now.
+             if (isDG && k === 'vintage') return;
+             list.append('li').attr('class', 'background-info-list-' + k).classed('hide', !_metadata[k]).call(_t.append('info_panels.background.' + k, {
+               suffix: ':'
+             })).append('span').attr('class', 'background-info-span-' + k).text(_metadata[k]);
+           });
 
-           touchLayer.call(drawTargets, graph, data.stroke, filter);
-         }
+           debouncedGetMetadata(selection);
+           var toggleTiles = context.getDebug('tile') ? 'hide_tiles' : 'show_tiles';
+           selection.append('a').call(_t.append('info_panels.background.' + toggleTiles)).attr('href', '#').attr('class', 'button button-toggle-tiles').on('click', function (d3_event) {
+             d3_event.preventDefault();
+             context.setDebug('tile', !context.getDebug('tile'));
+             selection.call(redraw);
+           });
 
-         return drawAreas;
-       }
+           if (isDG) {
+             var key = source.id + '-vintage';
+             var sourceVintage = context.background().findSource(key);
+             var showsVintage = context.background().showsLayer(sourceVintage);
+             var toggleVintage = showsVintage ? 'hide_vintage' : 'show_vintage';
+             selection.append('a').call(_t.append('info_panels.background.' + toggleVintage)).attr('href', '#').attr('class', 'button button-toggle-vintage').on('click', function (d3_event) {
+               d3_event.preventDefault();
+               context.background().toggleOverlayLayer(sourceVintage);
+               selection.call(redraw);
+             });
+           } // disable if necessary
 
-       //[4]           NameStartChar      ::=          ":" | [A-Z] | "_" | [a-z] | [#xC0-#xD6] | [#xD8-#xF6] | [#xF8-#x2FF] | [#x370-#x37D] | [#x37F-#x1FFF] | [#x200C-#x200D] | [#x2070-#x218F] | [#x2C00-#x2FEF] | [#x3001-#xD7FF] | [#xF900-#xFDCF] | [#xFDF0-#xFFFD] | [#x10000-#xEFFFF]
-       //[4a]          NameChar           ::=          NameStartChar | "-" | "." | [0-9] | #xB7 | [#x0300-#x036F] | [#x203F-#x2040]
-       //[5]           Name       ::=          NameStartChar (NameChar)*
-       var nameStartChar = /[A-Z_a-z\xC0-\xD6\xD8-\xF6\u00F8-\u02FF\u0370-\u037D\u037F-\u1FFF\u200C-\u200D\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD]/; //\u10000-\uEFFFF
 
-       var nameChar = new RegExp("[\\-\\.0-9" + nameStartChar.source.slice(1, -1) + "\\u00B7\\u0300-\\u036F\\u203F-\\u2040]");
-       var tagNamePattern = new RegExp('^' + nameStartChar.source + nameChar.source + '*(?:\:' + nameStartChar.source + nameChar.source + '*)?$'); //var tagNamePattern = /^[a-zA-Z_][\w\-\.]*(?:\:[a-zA-Z_][\w\-\.]*)?$/
-       //var handlers = 'resolveEntity,getExternalSubset,characters,endDocument,endElement,endPrefixMapping,ignorableWhitespace,processingInstruction,setDocumentLocator,skippedEntity,startDocument,startElement,startPrefixMapping,notationDecl,unparsedEntityDecl,error,fatalError,warning,attributeDecl,elementDecl,externalEntityDecl,internalEntityDecl,comment,endCDATA,endDTD,endEntity,startCDATA,startDTD,startEntity'.split(',')
-       //S_TAG,        S_ATTR, S_EQ,   S_ATTR_NOQUOT_VALUE
-       //S_ATTR_SPACE, S_ATTR_END,     S_TAG_SPACE, S_TAG_CLOSE
+           ['DigitalGlobe-Premium', 'DigitalGlobe-Standard'].forEach(function (layerId) {
+             if (source.id !== layerId) {
+               var key = layerId + '-vintage';
+               var sourceVintage = context.background().findSource(key);
 
-       var S_TAG = 0; //tag name offerring
+               if (context.background().showsLayer(sourceVintage)) {
+                 context.background().toggleOverlayLayer(sourceVintage);
+               }
+             }
+           });
+         }
 
-       var S_ATTR = 1; //attr name offerring 
+         var debouncedGetMetadata = debounce(getMetadata, 250);
 
-       var S_ATTR_SPACE = 2; //attr name end and space offer
+         function getMetadata(selection) {
+           var tile = context.container().select('.layer-background img.tile-center'); // tile near viewport center
 
-       var S_EQ = 3; //=space?
+           if (tile.empty()) return;
+           var sourceName = _currSourceName;
+           var d = tile.datum();
+           var zoom = d && d.length >= 3 && d[2] || Math.floor(context.map().zoom());
+           var center = context.map().center(); // update zoom
 
-       var S_ATTR_NOQUOT_VALUE = 4; //attr value(no quot value only)
+           _metadata.zoom = String(zoom);
+           selection.selectAll('.background-info-list-zoom').classed('hide', false).selectAll('.background-info-span-zoom').text(_metadata.zoom);
+           if (!d || !d.length >= 3) return;
+           background.baseLayerSource().getMetadata(center, d, function (err, result) {
+             if (err || _currSourceName !== sourceName) return; // update vintage
 
-       var S_ATTR_END = 5; //attr value end and no space(quot end)
+             var vintage = result.vintage;
+             _metadata.vintage = vintage && vintage.range || _t('info_panels.background.unknown');
+             selection.selectAll('.background-info-list-vintage').classed('hide', false).selectAll('.background-info-span-vintage').text(_metadata.vintage); // update other _metadata
 
-       var S_TAG_SPACE = 6; //(attr value end || tag end ) && (space offer)
+             _metadataKeys.forEach(function (k) {
+               if (k === 'zoom' || k === 'vintage') return; // done already
 
-       var S_TAG_CLOSE = 7; //closed el<el />
+               var val = result[k];
+               _metadata[k] = val;
+               selection.selectAll('.background-info-list-' + k).classed('hide', !val).selectAll('.background-info-span-' + k).text(val);
+             });
+           });
+         }
 
-       function XMLReader() {}
+         var panel = function panel(selection) {
+           selection.call(redraw);
+           context.map().on('drawn.info-background', function () {
+             selection.call(debouncedRedraw);
+           }).on('move.info-background', function () {
+             selection.call(debouncedGetMetadata);
+           });
+         };
 
-       XMLReader.prototype = {
-         parse: function parse(source, defaultNSMap, entityMap) {
-           var domBuilder = this.domBuilder;
-           domBuilder.startDocument();
+         panel.off = function () {
+           context.map().on('drawn.info-background', null).on('move.info-background', null);
+         };
 
-           _copy(defaultNSMap, defaultNSMap = {});
+         panel.id = 'background';
+         panel.label = _t.html('info_panels.background.title');
+         panel.key = _t('info_panels.background.key');
+         return panel;
+       }
 
-           _parse(source, defaultNSMap, entityMap, domBuilder, this.errorHandler);
+       function uiPanelHistory(context) {
+         var osm;
 
-           domBuilder.endDocument();
+         function displayTimestamp(timestamp) {
+           if (!timestamp) return _t('info_panels.history.unknown');
+           var options = {
+             day: 'numeric',
+             month: 'short',
+             year: 'numeric',
+             hour: 'numeric',
+             minute: 'numeric',
+             second: 'numeric'
+           };
+           var d = new Date(timestamp);
+           if (isNaN(d.getTime())) return _t('info_panels.history.unknown');
+           return d.toLocaleString(_mainLocalizer.localeCode(), options);
          }
-       };
 
-       function _parse(source, defaultNSMapCopy, entityMap, domBuilder, errorHandler) {
-         function fixedFromCharCode(code) {
-           // String.prototype.fromCharCode does not supports
-           // > 2 bytes unicode chars directly
-           if (code > 0xffff) {
-             code -= 0x10000;
-             var surrogate1 = 0xd800 + (code >> 10),
-                 surrogate2 = 0xdc00 + (code & 0x3ff);
-             return String.fromCharCode(surrogate1, surrogate2);
-           } else {
-             return String.fromCharCode(code);
+         function displayUser(selection, userName) {
+           if (!userName) {
+             selection.append('span').call(_t.append('info_panels.history.unknown'));
+             return;
            }
-         }
 
-         function entityReplacer(a) {
-           var k = a.slice(1, -1);
+           selection.append('span').attr('class', 'user-name').text(userName);
+           var links = selection.append('div').attr('class', 'links');
 
-           if (k in entityMap) {
-             return entityMap[k];
-           } else if (k.charAt(0) === '#') {
-             return fixedFromCharCode(parseInt(k.substr(1).replace('x', '0x')));
-           } else {
-             errorHandler.error('entity not found:' + a);
-             return a;
+           if (osm) {
+             links.append('a').attr('class', 'user-osm-link').attr('href', osm.userURL(userName)).attr('target', '_blank').call(_t.append('info_panels.history.profile_link'));
            }
-         }
 
-         function appendText(end) {
-           //has some bugs
-           if (end > start) {
-             var xt = source.substring(start, end).replace(/&#?\w+;/g, entityReplacer);
-             locator && position(start);
-             domBuilder.characters(xt, 0, end - start);
-             start = end;
-           }
+           links.append('a').attr('class', 'user-hdyc-link').attr('href', 'https://hdyc.neis-one.org/?' + userName).attr('target', '_blank').attr('tabindex', -1).text('HDYC');
          }
 
-         function position(p, m) {
-           while (p >= lineEnd && (m = linePattern.exec(source))) {
-             lineStart = m.index;
-             lineEnd = lineStart + m[0].length;
-             locator.lineNumber++; //console.log('line++:',locator,startPos,endPos)
+         function displayChangeset(selection, changeset) {
+           if (!changeset) {
+             selection.append('span').call(_t.append('info_panels.history.unknown'));
+             return;
            }
 
-           locator.columnNumber = p - lineStart + 1;
-         }
+           selection.append('span').attr('class', 'changeset-id').text(changeset);
+           var links = selection.append('div').attr('class', 'links');
 
-         var lineStart = 0;
-         var lineEnd = 0;
-         var linePattern = /.*(?:\r\n?|\n)|.*$/g;
-         var locator = domBuilder.locator;
-         var parseStack = [{
-           currentNSMap: defaultNSMapCopy
-         }];
-         var closeMap = {};
-         var start = 0;
+           if (osm) {
+             links.append('a').attr('class', 'changeset-osm-link').attr('href', osm.changesetURL(changeset)).attr('target', '_blank').call(_t.append('info_panels.history.changeset_link'));
+           }
 
-         while (true) {
-           try {
-             var tagStart = source.indexOf('<', start);
+           links.append('a').attr('class', 'changeset-osmcha-link').attr('href', 'https://osmcha.org/changesets/' + changeset).attr('target', '_blank').text('OSMCha');
+           links.append('a').attr('class', 'changeset-achavi-link').attr('href', 'https://overpass-api.de/achavi/?changeset=' + changeset).attr('target', '_blank').text('Achavi');
+         }
 
-             if (tagStart < 0) {
-               if (!source.substr(start).match(/^\s*$/)) {
-                 var doc = domBuilder.doc;
-                 var text = doc.createTextNode(source.substr(start));
-                 doc.appendChild(text);
-                 domBuilder.currentElement = text;
-               }
+         function redraw(selection) {
+           var selectedNoteID = context.selectedNoteID();
+           osm = context.connection();
+           var selected, note, entity;
 
-               return;
-             }
+           if (selectedNoteID && osm) {
+             // selected 1 note
+             selected = [_t.html('note.note') + ' ' + selectedNoteID];
+             note = osm.getNote(selectedNoteID);
+           } else {
+             // selected 1..n entities
+             selected = context.selectedIDs().filter(function (e) {
+               return context.hasEntity(e);
+             });
 
-             if (tagStart > start) {
-               appendText(tagStart);
+             if (selected.length) {
+               entity = context.entity(selected[0]);
              }
+           }
 
-             switch (source.charAt(tagStart + 1)) {
-               case '/':
-                 var end = source.indexOf('>', tagStart + 3);
-                 var tagName = source.substring(tagStart + 2, end);
-                 var config = parseStack.pop();
-
-                 if (end < 0) {
-                   tagName = source.substring(tagStart + 2).replace(/[\s<].*/, ''); //console.error('#@@@@@@'+tagName)
-
-                   errorHandler.error("end tag name: " + tagName + ' is not complete:' + config.tagName);
-                   end = tagStart + 1 + tagName.length;
-                 } else if (tagName.match(/\s</)) {
-                   tagName = tagName.replace(/[\s<].*/, '');
-                   errorHandler.error("end tag name: " + tagName + ' maybe not complete');
-                   end = tagStart + 1 + tagName.length;
-                 } //console.error(parseStack.length,parseStack)
-                 //console.error(config);
-
-
-                 var localNSMap = config.localNSMap;
-                 var endMatch = config.tagName == tagName;
-                 var endIgnoreCaseMach = endMatch || config.tagName && config.tagName.toLowerCase() == tagName.toLowerCase();
-
-                 if (endIgnoreCaseMach) {
-                   domBuilder.endElement(config.uri, config.localName, tagName);
-
-                   if (localNSMap) {
-                     for (var prefix in localNSMap) {
-                       domBuilder.endPrefixMapping(prefix);
-                     }
-                   }
+           var singular = selected.length === 1 ? selected[0] : null;
+           selection.html('');
 
-                   if (!endMatch) {
-                     errorHandler.fatalError("end tag name: " + tagName + ' is not match the current start tagName:' + config.tagName);
-                   }
-                 } else {
-                   parseStack.push(config);
-                 }
+           if (singular) {
+             selection.append('h4').attr('class', 'history-heading').html(singular);
+           } else {
+             selection.append('h4').attr('class', 'history-heading').call(_t.append('info_panels.selected', {
+               n: selected.length
+             }));
+           }
 
-                 end++;
-                 break;
-               // end elment
+           if (!singular) return;
 
-               case '?':
-                 // <?...?>
-                 locator && position(tagStart);
-                 end = parseInstruction(source, tagStart, domBuilder);
-                 break;
+           if (entity) {
+             selection.call(redrawEntity, entity);
+           } else if (note) {
+             selection.call(redrawNote, note);
+           }
+         }
 
-               case '!':
-                 // <!doctype,<![CDATA,<!--
-                 locator && position(tagStart);
-                 end = parseDCC(source, tagStart, domBuilder, errorHandler);
-                 break;
+         function redrawNote(selection, note) {
+           if (!note || note.isNew()) {
+             selection.append('div').call(_t.append('info_panels.history.note_no_history'));
+             return;
+           }
 
-               default:
-                 locator && position(tagStart);
-                 var el = new ElementAttributes();
-                 var currentNSMap = parseStack[parseStack.length - 1].currentNSMap; //elStartEnd
+           var list = selection.append('ul');
+           list.append('li').call(_t.append('info_panels.history.note_comments', {
+             suffix: ':'
+           })).append('span').text(note.comments.length);
 
-                 var end = parseElementStartPart(source, tagStart, el, currentNSMap, entityReplacer, errorHandler);
-                 var len = el.length;
+           if (note.comments.length) {
+             list.append('li').call(_t.append('info_panels.history.note_created_date', {
+               suffix: ':'
+             })).append('span').text(displayTimestamp(note.comments[0].date));
+             list.append('li').call(_t.append('info_panels.history.note_created_user', {
+               suffix: ':'
+             })).call(displayUser, note.comments[0].user);
+           }
 
-                 if (!el.closed && fixSelfClosed(source, end, el.tagName, closeMap)) {
-                   el.closed = true;
+           if (osm) {
+             selection.append('a').attr('class', 'view-history-on-osm').attr('target', '_blank').attr('href', osm.noteURL(note)).call(svgIcon('#iD-icon-out-link', 'inline')).append('span').call(_t.append('info_panels.history.note_link_text'));
+           }
+         }
 
-                   if (!entityMap.nbsp) {
-                     errorHandler.warning('unclosed xml attribute');
-                   }
-                 }
+         function redrawEntity(selection, entity) {
+           if (!entity || entity.isNew()) {
+             selection.append('div').call(_t.append('info_panels.history.no_history'));
+             return;
+           }
 
-                 if (locator && len) {
-                   var locator2 = copyLocator(locator, {}); //try{//attribute position fixed
+           var links = selection.append('div').attr('class', 'links');
 
-                   for (var i = 0; i < len; i++) {
-                     var a = el[i];
-                     position(a.offset);
-                     a.locator = copyLocator(locator, {});
-                   } //}catch(e){console.error('@@@@@'+e)}
+           if (osm) {
+             links.append('a').attr('class', 'view-history-on-osm').attr('href', osm.historyURL(entity)).attr('target', '_blank').call(_t.append('info_panels.history.history_link'));
+           }
 
+           links.append('a').attr('class', 'pewu-history-viewer-link').attr('href', 'https://pewu.github.io/osm-history/#/' + entity.type + '/' + entity.osmId()).attr('target', '_blank').attr('tabindex', -1).text('PeWu');
+           var list = selection.append('ul');
+           list.append('li').call(_t.append('info_panels.history.version', {
+             suffix: ':'
+           })).append('span').text(entity.version);
+           list.append('li').call(_t.append('info_panels.history.last_edit', {
+             suffix: ':'
+           })).append('span').text(displayTimestamp(entity.timestamp));
+           list.append('li').call(_t.append('info_panels.history.edited_by', {
+             suffix: ':'
+           })).call(displayUser, entity.user);
+           list.append('li').call(_t.append('info_panels.history.changeset', {
+             suffix: ':'
+           })).call(displayChangeset, entity.changeset);
+         }
 
-                   domBuilder.locator = locator2;
+         var panel = function panel(selection) {
+           selection.call(redraw);
+           context.map().on('drawn.info-history', function () {
+             selection.call(redraw);
+           });
+           context.on('enter.info-history', function () {
+             selection.call(redraw);
+           });
+         };
 
-                   if (appendElement(el, domBuilder, currentNSMap)) {
-                     parseStack.push(el);
-                   }
+         panel.off = function () {
+           context.map().on('drawn.info-history', null);
+           context.on('enter.info-history', null);
+         };
 
-                   domBuilder.locator = locator;
-                 } else {
-                   if (appendElement(el, domBuilder, currentNSMap)) {
-                     parseStack.push(el);
-                   }
-                 }
+         panel.id = 'history';
+         panel.label = _t.html('info_panels.history.title');
+         panel.key = _t('info_panels.history.key');
+         return panel;
+       }
 
-                 if (el.uri === 'http://www.w3.org/1999/xhtml' && !el.closed) {
-                   end = parseHtmlSpecialContent(source, end, el.tagName, entityReplacer, domBuilder);
-                 } else {
-                   end++;
-                 }
+       var OSM_PRECISION = 7;
+       /**
+        * Returns a localized representation of the given length measurement.
+        *
+        * @param {Number} m area in meters
+        * @param {Boolean} isImperial true for U.S. customary units; false for metric
+        */
 
-             }
-           } catch (e) {
-             errorHandler.error('element parse error: ' + e); //errorHandler.error('element parse error: '+e);
+       function displayLength(m, isImperial) {
+         var d = m * (isImperial ? 3.28084 : 1);
+         var unit;
 
-             end = -1; //throw e;
+         if (isImperial) {
+           if (d >= 5280) {
+             d /= 5280;
+             unit = 'miles';
+           } else {
+             unit = 'feet';
            }
-
-           if (end > start) {
-             start = end;
+         } else {
+           if (d >= 1000) {
+             d /= 1000;
+             unit = 'kilometers';
            } else {
-             //TODO: 这里有可能sax回退,有位置错误风险
-             appendText(Math.max(tagStart, start) + 1);
+             unit = 'meters';
            }
          }
-       }
 
-       function copyLocator(f, t) {
-         t.lineNumber = f.lineNumber;
-         t.columnNumber = f.columnNumber;
-         return t;
+         return _t('units.' + unit, {
+           quantity: d.toLocaleString(_mainLocalizer.localeCode(), {
+             maximumSignificantDigits: 4
+           })
+         });
        }
        /**
-        * @see #appendElement(source,elStartEnd,el,selfClosed,entityReplacer,domBuilder,parseStack);
-        * @return end of the elementStartPart(end of elementEndPart for selfClosed el)
+        * Returns a localized representation of the given area measurement.
+        *
+        * @param {Number} m2 area in square meters
+        * @param {Boolean} isImperial true for U.S. customary units; false for metric
         */
 
+       function displayArea(m2, isImperial) {
+         var locale = _mainLocalizer.localeCode();
+         var d = m2 * (isImperial ? 10.7639111056 : 1);
+         var d1, d2, area;
+         var unit1 = '';
+         var unit2 = '';
 
-       function parseElementStartPart(source, start, el, currentNSMap, entityReplacer, errorHandler) {
-         var attrName;
-         var value;
-         var p = ++start;
-         var s = S_TAG; //status
-
-         while (true) {
-           var c = source.charAt(p);
-
-           switch (c) {
-             case '=':
-               if (s === S_ATTR) {
-                 //attrName
-                 attrName = source.slice(start, p);
-                 s = S_EQ;
-               } else if (s === S_ATTR_SPACE) {
-                 s = S_EQ;
-               } else {
-                 //fatalError: equal must after attrName or space after attrName
-                 throw new Error('attribute equal must after attrName');
-               }
-
-               break;
-
-             case '\'':
-             case '"':
-               if (s === S_EQ || s === S_ATTR //|| s == S_ATTR_SPACE
-               ) {
-                   //equal
-                   if (s === S_ATTR) {
-                     errorHandler.warning('attribute value must after "="');
-                     attrName = source.slice(start, p);
-                   }
-
-                   start = p + 1;
-                   p = source.indexOf(c, start);
-
-                   if (p > 0) {
-                     value = source.slice(start, p).replace(/&#?\w+;/g, entityReplacer);
-                     el.add(attrName, value, start - 1);
-                     s = S_ATTR_END;
-                   } else {
-                     //fatalError: no end quot match
-                     throw new Error('attribute value no end \'' + c + '\' match');
-                   }
-                 } else if (s == S_ATTR_NOQUOT_VALUE) {
-                 value = source.slice(start, p).replace(/&#?\w+;/g, entityReplacer); //console.log(attrName,value,start,p)
-
-                 el.add(attrName, value, start); //console.dir(el)
-
-                 errorHandler.warning('attribute "' + attrName + '" missed start quot(' + c + ')!!');
-                 start = p + 1;
-                 s = S_ATTR_END;
-               } else {
-                 //fatalError: no equal before
-                 throw new Error('attribute value must after "="');
-               }
-
-               break;
-
-             case '/':
-               switch (s) {
-                 case S_TAG:
-                   el.setTagName(source.slice(start, p));
-
-                 case S_ATTR_END:
-                 case S_TAG_SPACE:
-                 case S_TAG_CLOSE:
-                   s = S_TAG_CLOSE;
-                   el.closed = true;
-
-                 case S_ATTR_NOQUOT_VALUE:
-                 case S_ATTR:
-                 case S_ATTR_SPACE:
-                   break;
-                 //case S_EQ:
+         if (isImperial) {
+           if (d >= 6969600) {
+             // > 0.25mi² show mi²
+             d1 = d / 27878400;
+             unit1 = 'square_miles';
+           } else {
+             d1 = d;
+             unit1 = 'square_feet';
+           }
 
-                 default:
-                   throw new Error("attribute invalid close char('/')");
-               }
+           if (d > 4356 && d < 43560000) {
+             // 0.1 - 1000 acres
+             d2 = d / 43560;
+             unit2 = 'acres';
+           }
+         } else {
+           if (d >= 250000) {
+             // > 0.25km² show km²
+             d1 = d / 1000000;
+             unit1 = 'square_kilometers';
+           } else {
+             d1 = d;
+             unit1 = 'square_meters';
+           }
 
-               break;
+           if (d > 1000 && d < 10000000) {
+             // 0.1 - 1000 hectares
+             d2 = d / 10000;
+             unit2 = 'hectares';
+           }
+         }
 
-             case '':
-               //end document
-               //throw new Error('unexpected end of input')
-               errorHandler.error('unexpected end of input');
+         area = _t('units.' + unit1, {
+           quantity: d1.toLocaleString(locale, {
+             maximumSignificantDigits: 4
+           })
+         });
 
-               if (s == S_TAG) {
-                 el.setTagName(source.slice(start, p));
-               }
+         if (d2) {
+           return _t('units.area_pair', {
+             area1: area,
+             area2: _t('units.' + unit2, {
+               quantity: d2.toLocaleString(locale, {
+                 maximumSignificantDigits: 2
+               })
+             })
+           });
+         } else {
+           return area;
+         }
+       }
 
-               return p;
+       function wrap(x, min, max) {
+         var d = max - min;
+         return ((x - min) % d + d) % d + min;
+       }
 
-             case '>':
-               switch (s) {
-                 case S_TAG:
-                   el.setTagName(source.slice(start, p));
+       function clamp(x, min, max) {
+         return Math.max(min, Math.min(x, max));
+       }
 
-                 case S_ATTR_END:
-                 case S_TAG_SPACE:
-                 case S_TAG_CLOSE:
-                   break;
-                 //normal
+       function displayCoordinate(deg, pos, neg) {
+         var locale = _mainLocalizer.localeCode();
+         var min = (Math.abs(deg) - Math.floor(Math.abs(deg))) * 60;
+         var sec = (min - Math.floor(min)) * 60;
+         var displayDegrees = _t('units.arcdegrees', {
+           quantity: Math.floor(Math.abs(deg)).toLocaleString(locale)
+         });
+         var displayCoordinate;
 
-                 case S_ATTR_NOQUOT_VALUE: //Compatible state
+         if (Math.floor(sec) > 0) {
+           displayCoordinate = displayDegrees + _t('units.arcminutes', {
+             quantity: Math.floor(min).toLocaleString(locale)
+           }) + _t('units.arcseconds', {
+             quantity: Math.round(sec).toLocaleString(locale)
+           });
+         } else if (Math.floor(min) > 0) {
+           displayCoordinate = displayDegrees + _t('units.arcminutes', {
+             quantity: Math.round(min).toLocaleString(locale)
+           });
+         } else {
+           displayCoordinate = _t('units.arcdegrees', {
+             quantity: Math.round(Math.abs(deg)).toLocaleString(locale)
+           });
+         }
 
-                 case S_ATTR:
-                   value = source.slice(start, p);
+         if (deg === 0) {
+           return displayCoordinate;
+         } else {
+           return _t('units.coordinate', {
+             coordinate: displayCoordinate,
+             direction: _t('units.' + (deg > 0 ? pos : neg))
+           });
+         }
+       }
+       /**
+        * Returns given coordinate pair in degree-minute-second format.
+        *
+        * @param {Array<Number>} coord longitude and latitude
+        */
 
-                   if (value.slice(-1) === '/') {
-                     el.closed = true;
-                     value = value.slice(0, -1);
-                   }
 
-                 case S_ATTR_SPACE:
-                   if (s === S_ATTR_SPACE) {
-                     value = attrName;
-                   }
+       function dmsCoordinatePair(coord) {
+         return _t('units.coordinate_pair', {
+           latitude: displayCoordinate(clamp(coord[1], -90, 90), 'north', 'south'),
+           longitude: displayCoordinate(wrap(coord[0], -180, 180), 'east', 'west')
+         });
+       }
+       /**
+        * Returns the given coordinate pair in decimal format.
+        * note: unlocalized to avoid comma ambiguity - see #4765
+        *
+        * @param {Array<Number>} coord longitude and latitude
+        */
 
-                   if (s == S_ATTR_NOQUOT_VALUE) {
-                     errorHandler.warning('attribute "' + value + '" missed quot(")!!');
-                     el.add(attrName, value.replace(/&#?\w+;/g, entityReplacer), start);
-                   } else {
-                     if (currentNSMap[''] !== 'http://www.w3.org/1999/xhtml' || !value.match(/^(?:disabled|checked|selected)$/i)) {
-                       errorHandler.warning('attribute "' + value + '" missed value!! "' + value + '" instead!!');
-                     }
+       function decimalCoordinatePair(coord) {
+         return _t('units.coordinate_pair', {
+           latitude: clamp(coord[1], -90, 90).toFixed(OSM_PRECISION),
+           longitude: wrap(coord[0], -180, 180).toFixed(OSM_PRECISION)
+         });
+       }
 
-                     el.add(value, value, start);
-                   }
+       function uiPanelLocation(context) {
+         var currLocation = '';
 
-                   break;
+         function redraw(selection) {
+           selection.html('');
+           var list = selection.append('ul'); // Mouse coordinates
 
-                 case S_EQ:
-                   throw new Error('attribute value missed!!');
-               } //                    console.log(tagName,tagNamePattern,tagNamePattern.test(tagName))
+           var coord = context.map().mouseCoordinates();
 
+           if (coord.some(isNaN)) {
+             coord = context.map().center();
+           }
 
-               return p;
+           list.append('li').text(dmsCoordinatePair(coord)).append('li').text(decimalCoordinatePair(coord)); // Location Info
 
-             /*xml space '\x20' | #x9 | #xD | #xA; */
+           selection.append('div').attr('class', 'location-info').text(currLocation || ' ');
+           debouncedGetLocation(selection, coord);
+         }
 
-             case "\x80":
-               c = ' ';
+         var debouncedGetLocation = debounce(getLocation, 250);
 
-             default:
-               if (c <= ' ') {
-                 //space
-                 switch (s) {
-                   case S_TAG:
-                     el.setTagName(source.slice(start, p)); //tagName
+         function getLocation(selection, coord) {
+           if (!services.geocoder) {
+             currLocation = _t('info_panels.location.unknown_location');
+             selection.selectAll('.location-info').text(currLocation);
+           } else {
+             services.geocoder.reverse(coord, function (err, result) {
+               currLocation = result ? result.display_name : _t('info_panels.location.unknown_location');
+               selection.selectAll('.location-info').text(currLocation);
+             });
+           }
+         }
 
-                     s = S_TAG_SPACE;
-                     break;
+         var panel = function panel(selection) {
+           selection.call(redraw);
+           context.surface().on(('PointerEvent' in window ? 'pointer' : 'mouse') + 'move.info-location', function () {
+             selection.call(redraw);
+           });
+         };
 
-                   case S_ATTR:
-                     attrName = source.slice(start, p);
-                     s = S_ATTR_SPACE;
-                     break;
+         panel.off = function () {
+           context.surface().on('.info-location', null);
+         };
 
-                   case S_ATTR_NOQUOT_VALUE:
-                     var value = source.slice(start, p).replace(/&#?\w+;/g, entityReplacer);
-                     errorHandler.warning('attribute "' + value + '" missed quot(")!!');
-                     el.add(attrName, value, start);
+         panel.id = 'location';
+         panel.label = _t.html('info_panels.location.title');
+         panel.key = _t('info_panels.location.key');
+         return panel;
+       }
 
-                   case S_ATTR_END:
-                     s = S_TAG_SPACE;
-                     break;
-                   //case S_TAG_SPACE:
-                   //case S_EQ:
-                   //case S_ATTR_SPACE:
-                   //  void();break;
-                   //case S_TAG_CLOSE:
-                   //ignore warning
-                 }
-               } else {
-                 //not space
-                 //S_TAG,      S_ATTR, S_EQ,   S_ATTR_NOQUOT_VALUE
-                 //S_ATTR_SPACE,       S_ATTR_END,     S_TAG_SPACE, S_TAG_CLOSE
-                 switch (s) {
-                   //case S_TAG:void();break;
-                   //case S_ATTR:void();break;
-                   //case S_ATTR_NOQUOT_VALUE:void();break;
-                   case S_ATTR_SPACE:
-                     var tagName = el.tagName;
-
-                     if (currentNSMap[''] !== 'http://www.w3.org/1999/xhtml' || !attrName.match(/^(?:disabled|checked|selected)$/i)) {
-                       errorHandler.warning('attribute "' + attrName + '" missed value!! "' + attrName + '" instead2!!');
-                     }
+       function uiPanelMeasurement(context) {
+         function radiansToMeters(r) {
+           // using WGS84 authalic radius (6371007.1809 m)
+           return r * 6371007.1809;
+         }
 
-                     el.add(attrName, attrName, start);
-                     start = p;
-                     s = S_ATTR;
-                     break;
+         function steradiansToSqmeters(r) {
+           // http://gis.stackexchange.com/a/124857/40446
+           return r / (4 * Math.PI) * 510065621724000;
+         }
 
-                   case S_ATTR_END:
-                     errorHandler.warning('attribute space is required"' + attrName + '"!!');
+         function toLineString(feature) {
+           if (feature.type === 'LineString') return feature;
+           var result = {
+             type: 'LineString',
+             coordinates: []
+           };
 
-                   case S_TAG_SPACE:
-                     s = S_ATTR;
-                     start = p;
-                     break;
+           if (feature.type === 'Polygon') {
+             result.coordinates = feature.coordinates[0];
+           } else if (feature.type === 'MultiPolygon') {
+             result.coordinates = feature.coordinates[0][0];
+           }
 
-                   case S_EQ:
-                     s = S_ATTR_NOQUOT_VALUE;
-                     start = p;
-                     break;
+           return result;
+         }
 
-                   case S_TAG_CLOSE:
-                     throw new Error("elements closed character '/' and '>' must be connected to");
-                 }
-               }
+         var _isImperial = !_mainLocalizer.usesMetric();
 
-           } //end outer switch
-           //console.log('p++',p)
+         function redraw(selection) {
+           var graph = context.graph();
+           var selectedNoteID = context.selectedNoteID();
+           var osm = services.osm;
+           var localeCode = _mainLocalizer.localeCode();
+           var heading;
+           var center, location, centroid;
+           var closed, geometry;
+           var totalNodeCount,
+               length = 0,
+               area = 0,
+               distance;
 
+           if (selectedNoteID && osm) {
+             // selected 1 note
+             var note = osm.getNote(selectedNoteID);
+             heading = _t.html('note.note') + ' ' + selectedNoteID;
+             location = note.loc;
+             geometry = 'note';
+           } else {
+             // selected 1..n entities
+             var selectedIDs = context.selectedIDs().filter(function (id) {
+               return context.hasEntity(id);
+             });
+             var selected = selectedIDs.map(function (id) {
+               return context.entity(id);
+             });
+             heading = selected.length === 1 ? selected[0].id : _t.html('info_panels.selected', {
+               n: selected.length
+             });
 
-           p++;
-         }
-       }
-       /**
-        * @return true if has new namespace define
-        */
+             if (selected.length) {
+               var extent = geoExtent();
 
+               for (var i in selected) {
+                 var entity = selected[i];
 
-       function appendElement(el, domBuilder, currentNSMap) {
-         var tagName = el.tagName;
-         var localNSMap = null; //var currentNSMap = parseStack[parseStack.length-1].currentNSMap;
+                 extent._extend(entity.extent(graph));
 
-         var i = el.length;
+                 geometry = entity.geometry(graph);
 
-         while (i--) {
-           var a = el[i];
-           var qName = a.qName;
-           var value = a.value;
-           var nsp = qName.indexOf(':');
-
-           if (nsp > 0) {
-             var prefix = a.prefix = qName.slice(0, nsp);
-             var localName = qName.slice(nsp + 1);
-             var nsPrefix = prefix === 'xmlns' && localName;
-           } else {
-             localName = qName;
-             prefix = null;
-             nsPrefix = qName === 'xmlns' && '';
-           } //can not set prefix,because prefix !== ''
+                 if (geometry === 'line' || geometry === 'area') {
+                   closed = entity.type === 'relation' || entity.isClosed() && !entity.isDegenerate();
+                   var feature = entity.asGeoJSON(graph);
+                   length += radiansToMeters(d3_geoLength(toLineString(feature)));
+                   centroid = d3_geoPath(context.projection).centroid(entity.asGeoJSON(graph));
+                   centroid = centroid && context.projection.invert(centroid);
 
+                   if (!centroid || !isFinite(centroid[0]) || !isFinite(centroid[1])) {
+                     centroid = entity.extent(graph).center();
+                   }
 
-           a.localName = localName; //prefix == null for no ns prefix attribute 
+                   if (closed) {
+                     area += steradiansToSqmeters(entity.area(graph));
+                   }
+                 }
+               }
 
-           if (nsPrefix !== false) {
-             //hack!!
-             if (localNSMap == null) {
-               localNSMap = {}; //console.log(currentNSMap,0)
+               if (selected.length > 1) {
+                 geometry = null;
+                 closed = null;
+                 centroid = null;
+               }
 
-               _copy(currentNSMap, currentNSMap = {}); //console.log(currentNSMap,1)
+               if (selected.length === 2 && selected[0].type === 'node' && selected[1].type === 'node') {
+                 distance = geoSphericalDistance(selected[0].loc, selected[1].loc);
+               }
 
-             }
+               if (selected.length === 1 && selected[0].type === 'node') {
+                 location = selected[0].loc;
+               } else {
+                 totalNodeCount = utilGetAllNodes(selectedIDs, context.graph()).length;
+               }
 
-             currentNSMap[nsPrefix] = localNSMap[nsPrefix] = value;
-             a.uri = 'http://www.w3.org/2000/xmlns/';
-             domBuilder.startPrefixMapping(nsPrefix, value);
+               if (!location && !centroid) {
+                 center = extent.center();
+               }
+             }
            }
-         }
 
-         var i = el.length;
+           selection.html('');
 
-         while (i--) {
-           a = el[i];
-           var prefix = a.prefix;
+           if (heading) {
+             selection.append('h4').attr('class', 'measurement-heading').html(heading);
+           }
 
-           if (prefix) {
-             //no prefix attribute has no namespace
-             if (prefix === 'xml') {
-               a.uri = 'http://www.w3.org/XML/1998/namespace';
-             }
+           var list = selection.append('ul');
+           var coordItem;
 
-             if (prefix !== 'xmlns') {
-               a.uri = currentNSMap[prefix || '']; //{console.log('###'+a.qName,domBuilder.locator.systemId+'',currentNSMap,a.uri)}
-             }
+           if (geometry) {
+             list.append('li').call(_t.append('info_panels.measurement.geometry', {
+               suffix: ':'
+             })).append('span').html(closed ? _t.html('info_panels.measurement.closed_' + geometry) : _t.html('geometry.' + geometry));
            }
-         }
 
-         var nsp = tagName.indexOf(':');
+           if (totalNodeCount) {
+             list.append('li').call(_t.append('info_panels.measurement.node_count', {
+               suffix: ':'
+             })).append('span').text(totalNodeCount.toLocaleString(localeCode));
+           }
 
-         if (nsp > 0) {
-           prefix = el.prefix = tagName.slice(0, nsp);
-           localName = el.localName = tagName.slice(nsp + 1);
-         } else {
-           prefix = null; //important!!
+           if (area) {
+             list.append('li').call(_t.append('info_panels.measurement.area', {
+               suffix: ':'
+             })).append('span').text(displayArea(area, _isImperial));
+           }
 
-           localName = el.localName = tagName;
-         } //no prefix element has default namespace
+           if (length) {
+             list.append('li').call(_t.append('info_panels.measurement.' + (closed ? 'perimeter' : 'length'), {
+               suffix: ':'
+             })).append('span').text(displayLength(length, _isImperial));
+           }
 
+           if (typeof distance === 'number') {
+             list.append('li').call(_t.append('info_panels.measurement.distance', {
+               suffix: ':'
+             })).append('span').text(displayLength(distance, _isImperial));
+           }
 
-         var ns = el.uri = currentNSMap[prefix || ''];
-         domBuilder.startElement(ns, localName, tagName, el); //endPrefixMapping and startPrefixMapping have not any help for dom builder
-         //localNSMap = null
+           if (location) {
+             coordItem = list.append('li').call(_t.append('info_panels.measurement.location', {
+               suffix: ':'
+             }));
+             coordItem.append('span').text(dmsCoordinatePair(location));
+             coordItem.append('span').text(decimalCoordinatePair(location));
+           }
 
-         if (el.closed) {
-           domBuilder.endElement(ns, localName, tagName);
+           if (centroid) {
+             coordItem = list.append('li').call(_t.append('info_panels.measurement.centroid', {
+               suffix: ':'
+             }));
+             coordItem.append('span').text(dmsCoordinatePair(centroid));
+             coordItem.append('span').text(decimalCoordinatePair(centroid));
+           }
 
-           if (localNSMap) {
-             for (prefix in localNSMap) {
-               domBuilder.endPrefixMapping(prefix);
-             }
+           if (center) {
+             coordItem = list.append('li').call(_t.append('info_panels.measurement.center', {
+               suffix: ':'
+             }));
+             coordItem.append('span').text(dmsCoordinatePair(center));
+             coordItem.append('span').text(decimalCoordinatePair(center));
            }
-         } else {
-           el.currentNSMap = currentNSMap;
-           el.localNSMap = localNSMap; //parseStack.push(el);
 
-           return true;
+           if (length || area || typeof distance === 'number') {
+             var toggle = _isImperial ? 'imperial' : 'metric';
+             selection.append('a').call(_t.append('info_panels.measurement.' + toggle)).attr('href', '#').attr('class', 'button button-toggle-units').on('click', function (d3_event) {
+               d3_event.preventDefault();
+               _isImperial = !_isImperial;
+               selection.call(redraw);
+             });
+           }
          }
-       }
-
-       function parseHtmlSpecialContent(source, elStartEnd, tagName, entityReplacer, domBuilder) {
-         if (/^(?:script|textarea)$/i.test(tagName)) {
-           var elEndStart = source.indexOf('</' + tagName + '>', elStartEnd);
-           var text = source.substring(elStartEnd + 1, elEndStart);
-
-           if (/[&<]/.test(text)) {
-             if (/^script$/i.test(tagName)) {
-               //if(!/\]\]>/.test(text)){
-               //lexHandler.startCDATA();
-               domBuilder.characters(text, 0, text.length); //lexHandler.endCDATA();
-
-               return elEndStart; //}
-             } //}else{//text area
 
+         var panel = function panel(selection) {
+           selection.call(redraw);
+           context.map().on('drawn.info-measurement', function () {
+             selection.call(redraw);
+           });
+           context.on('enter.info-measurement', function () {
+             selection.call(redraw);
+           });
+         };
 
-             text = text.replace(/&#?\w+;/g, entityReplacer);
-             domBuilder.characters(text, 0, text.length);
-             return elEndStart; //}
-           }
-         }
+         panel.off = function () {
+           context.map().on('drawn.info-measurement', null);
+           context.on('enter.info-measurement', null);
+         };
 
-         return elStartEnd + 1;
+         panel.id = 'measurement';
+         panel.label = _t.html('info_panels.measurement.title');
+         panel.key = _t('info_panels.measurement.key');
+         return panel;
        }
 
-       function fixSelfClosed(source, elStartEnd, tagName, closeMap) {
-         //if(tagName in closeMap){
-         var pos = closeMap[tagName];
+       var uiInfoPanels = {
+         background: uiPanelBackground,
+         history: uiPanelHistory,
+         location: uiPanelLocation,
+         measurement: uiPanelMeasurement
+       };
 
-         if (pos == null) {
-           //console.log(tagName)
-           pos = source.lastIndexOf('</' + tagName + '>');
+       function uiInfo(context) {
+         var ids = Object.keys(uiInfoPanels);
+         var wasActive = ['measurement'];
+         var panels = {};
+         var active = {}; // create panels
 
-           if (pos < elStartEnd) {
-             //忘记闭合
-             pos = source.lastIndexOf('</' + tagName);
+         ids.forEach(function (k) {
+           if (!panels[k]) {
+             panels[k] = uiInfoPanels[k](context);
+             active[k] = false;
            }
+         });
 
-           closeMap[tagName] = pos;
-         }
+         function info(selection) {
+           function redraw() {
+             var activeids = ids.filter(function (k) {
+               return active[k];
+             }).sort();
+             var containers = infoPanels.selectAll('.panel-container').data(activeids, function (k) {
+               return k;
+             });
+             containers.exit().style('opacity', 1).transition().duration(200).style('opacity', 0).on('end', function (d) {
+               select(this).call(panels[d].off).remove();
+             });
+             var enter = containers.enter().append('div').attr('class', function (d) {
+               return 'fillD2 panel-container panel-container-' + d;
+             });
+             enter.style('opacity', 0).transition().duration(200).style('opacity', 1);
+             var title = enter.append('div').attr('class', 'panel-title fillD2');
+             title.append('h3').html(function (d) {
+               return panels[d].label;
+             });
+             title.append('button').attr('class', 'close').attr('title', _t('icons.close')).on('click', function (d3_event, d) {
+               d3_event.stopImmediatePropagation();
+               d3_event.preventDefault();
+               info.toggle(d);
+             }).call(svgIcon('#iD-icon-close'));
+             enter.append('div').attr('class', function (d) {
+               return 'panel-content panel-content-' + d;
+             }); // redraw the panels
 
-         return pos < elStartEnd; //} 
-       }
+             infoPanels.selectAll('.panel-content').each(function (d) {
+               select(this).call(panels[d]);
+             });
+           }
 
-       function _copy(source, target) {
-         for (var n in source) {
-           target[n] = source[n];
-         }
-       }
+           info.toggle = function (which) {
+             var activeids = ids.filter(function (k) {
+               return active[k];
+             });
 
-       function parseDCC(source, start, domBuilder, errorHandler) {
-         //sure start with '<!'
-         var next = source.charAt(start + 2);
+             if (which) {
+               // toggle one
+               active[which] = !active[which];
 
-         switch (next) {
-           case '-':
-             if (source.charAt(start + 3) === '-') {
-               var end = source.indexOf('-->', start + 4); //append comment source.substring(4,end)//<!--
+               if (activeids.length === 1 && activeids[0] === which) {
+                 // none active anymore
+                 wasActive = [which];
+               }
 
-               if (end > start) {
-                 domBuilder.comment(source, start + 4, end - start - 4);
-                 return end + 3;
+               context.container().select('.' + which + '-panel-toggle-item').classed('active', active[which]).select('input').property('checked', active[which]);
+             } else {
+               // toggle all
+               if (activeids.length) {
+                 wasActive = activeids;
+                 activeids.forEach(function (k) {
+                   active[k] = false;
+                 });
                } else {
-                 errorHandler.error("Unclosed comment");
-                 return -1;
+                 wasActive.forEach(function (k) {
+                   active[k] = true;
+                 });
                }
-             } else {
-               //error
-               return -1;
              }
 
-           default:
-             if (source.substr(start + 3, 6) == 'CDATA[') {
-               var end = source.indexOf(']]>', start + 9);
-               domBuilder.startCDATA();
-               domBuilder.characters(source, start + 9, end - start - 9);
-               domBuilder.endCDATA();
-               return end + 3;
-             } //<!DOCTYPE
-             //startDTD(java.lang.String name, java.lang.String publicId, java.lang.String systemId) 
-
-
-             var matchs = split$1(source, start);
-             var len = matchs.length;
-
-             if (len > 1 && /!doctype/i.test(matchs[0][0])) {
-               var name = matchs[1][0];
-               var pubid = len > 3 && /^public$/i.test(matchs[2][0]) && matchs[3][0];
-               var sysid = len > 4 && matchs[4][0];
-               var lastMatch = matchs[len - 1];
-               domBuilder.startDTD(name, pubid && pubid.replace(/^(['"])(.*?)\1$/, '$2'), sysid && sysid.replace(/^(['"])(.*?)\1$/, '$2'));
-               domBuilder.endDTD();
-               return lastMatch.index + lastMatch[0].length;
-             }
+             redraw();
+           };
 
+           var infoPanels = selection.selectAll('.info-panels').data([0]);
+           infoPanels = infoPanels.enter().append('div').attr('class', 'info-panels').merge(infoPanels);
+           redraw();
+           context.keybinding().on(uiCmd('⌘' + _t('info_panels.key')), function (d3_event) {
+             d3_event.stopImmediatePropagation();
+             d3_event.preventDefault();
+             info.toggle();
+           });
+           ids.forEach(function (k) {
+             var key = _t('info_panels.' + k + '.key', {
+               "default": null
+             });
+             if (!key) return;
+             context.keybinding().on(uiCmd('⌘⇧' + key), function (d3_event) {
+               d3_event.stopImmediatePropagation();
+               d3_event.preventDefault();
+               info.toggle(k);
+             });
+           });
          }
 
-         return -1;
+         return info;
        }
 
-       function parseInstruction(source, start, domBuilder) {
-         var end = source.indexOf('?>', start);
-
-         if (end) {
-           var match = source.substring(start, end).match(/^<\?(\S*)\s*([\s\S]*?)\s*$/);
+       function pointBox(loc, context) {
+         var rect = context.surfaceRect();
+         var point = context.curtainProjection(loc);
+         return {
+           left: point[0] + rect.left - 40,
+           top: point[1] + rect.top - 60,
+           width: 80,
+           height: 90
+         };
+       }
+       function pad(locOrBox, padding, context) {
+         var box;
 
-           if (match) {
-             var len = match[0].length;
-             domBuilder.processingInstruction(match[1], match[2]);
-             return end + 2;
-           } else {
-             //error
-             return -1;
-           }
+         if (locOrBox instanceof Array) {
+           var rect = context.surfaceRect();
+           var point = context.curtainProjection(locOrBox);
+           box = {
+             left: point[0] + rect.left,
+             top: point[1] + rect.top
+           };
+         } else {
+           box = locOrBox;
          }
 
-         return -1;
+         return {
+           left: box.left - padding,
+           top: box.top - padding,
+           width: (box.width || 0) + 2 * padding,
+           height: (box.width || 0) + 2 * padding
+         };
        }
-       /**
-        * @param source
-        */
-
-
-       function ElementAttributes(source) {}
+       function icon(name, svgklass, useklass) {
+         return '<svg class="icon ' + (svgklass || '') + '">' + '<use xlink:href="' + name + '"' + (useklass ? ' class="' + useklass + '"' : '') + '></use></svg>';
+       }
+       var helpStringReplacements; // Returns the localized HTML element for `id` with a standardized set of icon, key, and
+       // label replacements suitable for tutorials and documentation. Optionally supplemented
+       // with custom `replacements`
 
-       ElementAttributes.prototype = {
-         setTagName: function setTagName(tagName) {
-           if (!tagNamePattern.test(tagName)) {
-             throw new Error('invalid tagName:' + tagName);
-           }
+       function helpHtml(id, replacements) {
+         // only load these the first time
+         if (!helpStringReplacements) {
+           helpStringReplacements = {
+             // insert icons corresponding to various UI elements
+             point_icon: icon('#iD-icon-point', 'inline'),
+             line_icon: icon('#iD-icon-line', 'inline'),
+             area_icon: icon('#iD-icon-area', 'inline'),
+             note_icon: icon('#iD-icon-note', 'inline add-note'),
+             plus: icon('#iD-icon-plus', 'inline'),
+             minus: icon('#iD-icon-minus', 'inline'),
+             layers_icon: icon('#iD-icon-layers', 'inline'),
+             data_icon: icon('#iD-icon-data', 'inline'),
+             inspect: icon('#iD-icon-inspect', 'inline'),
+             help_icon: icon('#iD-icon-help', 'inline'),
+             undo_icon: icon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-redo' : '#iD-icon-undo', 'inline'),
+             redo_icon: icon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-undo' : '#iD-icon-redo', 'inline'),
+             save_icon: icon('#iD-icon-save', 'inline'),
+             // operation icons
+             circularize_icon: icon('#iD-operation-circularize', 'inline operation'),
+             continue_icon: icon('#iD-operation-continue', 'inline operation'),
+             copy_icon: icon('#iD-operation-copy', 'inline operation'),
+             delete_icon: icon('#iD-operation-delete', 'inline operation'),
+             disconnect_icon: icon('#iD-operation-disconnect', 'inline operation'),
+             downgrade_icon: icon('#iD-operation-downgrade', 'inline operation'),
+             extract_icon: icon('#iD-operation-extract', 'inline operation'),
+             merge_icon: icon('#iD-operation-merge', 'inline operation'),
+             move_icon: icon('#iD-operation-move', 'inline operation'),
+             orthogonalize_icon: icon('#iD-operation-orthogonalize', 'inline operation'),
+             paste_icon: icon('#iD-operation-paste', 'inline operation'),
+             reflect_long_icon: icon('#iD-operation-reflect-long', 'inline operation'),
+             reflect_short_icon: icon('#iD-operation-reflect-short', 'inline operation'),
+             reverse_icon: icon('#iD-operation-reverse', 'inline operation'),
+             rotate_icon: icon('#iD-operation-rotate', 'inline operation'),
+             split_icon: icon('#iD-operation-split', 'inline operation'),
+             straighten_icon: icon('#iD-operation-straighten', 'inline operation'),
+             // interaction icons
+             leftclick: icon('#iD-walkthrough-mouse-left', 'inline operation'),
+             rightclick: icon('#iD-walkthrough-mouse-right', 'inline operation'),
+             mousewheel_icon: icon('#iD-walkthrough-mousewheel', 'inline operation'),
+             tap_icon: icon('#iD-walkthrough-tap', 'inline operation'),
+             doubletap_icon: icon('#iD-walkthrough-doubletap', 'inline operation'),
+             longpress_icon: icon('#iD-walkthrough-longpress', 'inline operation'),
+             touchdrag_icon: icon('#iD-walkthrough-touchdrag', 'inline operation'),
+             pinch_icon: icon('#iD-walkthrough-pinch-apart', 'inline operation'),
+             // insert keys; may be localized and platform-dependent
+             shift: uiCmd.display('⇧'),
+             alt: uiCmd.display('⌥'),
+             "return": uiCmd.display('↵'),
+             esc: _t.html('shortcuts.key.esc'),
+             space: _t.html('shortcuts.key.space'),
+             add_note_key: _t.html('modes.add_note.key'),
+             help_key: _t.html('help.key'),
+             shortcuts_key: _t.html('shortcuts.toggle.key'),
+             // reference localized UI labels directly so that they'll always match
+             save: _t.html('save.title'),
+             undo: _t.html('undo.title'),
+             redo: _t.html('redo.title'),
+             upload: _t.html('commit.save'),
+             point: _t.html('modes.add_point.title'),
+             line: _t.html('modes.add_line.title'),
+             area: _t.html('modes.add_area.title'),
+             note: _t.html('modes.add_note.label'),
+             circularize: _t.html('operations.circularize.title'),
+             "continue": _t.html('operations.continue.title'),
+             copy: _t.html('operations.copy.title'),
+             "delete": _t.html('operations.delete.title'),
+             disconnect: _t.html('operations.disconnect.title'),
+             downgrade: _t.html('operations.downgrade.title'),
+             extract: _t.html('operations.extract.title'),
+             merge: _t.html('operations.merge.title'),
+             move: _t.html('operations.move.title'),
+             orthogonalize: _t.html('operations.orthogonalize.title'),
+             paste: _t.html('operations.paste.title'),
+             reflect_long: _t.html('operations.reflect.title.long'),
+             reflect_short: _t.html('operations.reflect.title.short'),
+             reverse: _t.html('operations.reverse.title'),
+             rotate: _t.html('operations.rotate.title'),
+             split: _t.html('operations.split.title'),
+             straighten: _t.html('operations.straighten.title'),
+             map_data: _t.html('map_data.title'),
+             osm_notes: _t.html('map_data.layers.notes.title'),
+             fields: _t.html('inspector.fields'),
+             tags: _t.html('inspector.tags'),
+             relations: _t.html('inspector.relations'),
+             new_relation: _t.html('inspector.new_relation'),
+             turn_restrictions: _t.html('_tagging.presets.fields.restrictions.label'),
+             background_settings: _t.html('background.description'),
+             imagery_offset: _t.html('background.fix_misalignment'),
+             start_the_walkthrough: _t.html('splash.walkthrough'),
+             help: _t.html('help.title'),
+             ok: _t.html('intro.ok')
+           };
 
-           this.tagName = tagName;
-         },
-         add: function add(qName, value, offset) {
-           if (!tagNamePattern.test(qName)) {
-             throw new Error('invalid attribute:' + qName);
+           for (var key in helpStringReplacements) {
+             helpStringReplacements[key] = {
+               html: helpStringReplacements[key]
+             };
            }
+         }
 
-           this[this.length++] = {
-             qName: qName,
-             value: value,
-             offset: offset
-           };
-         },
-         length: 0,
-         getLocalName: function getLocalName(i) {
-           return this[i].localName;
-         },
-         getLocator: function getLocator(i) {
-           return this[i].locator;
-         },
-         getQName: function getQName(i) {
-           return this[i].qName;
-         },
-         getURI: function getURI(i) {
-           return this[i].uri;
-         },
-         getValue: function getValue(i) {
-           return this[i].value;
-         } //  ,getIndex:function(uri, localName)){
-         //            if(localName){
-         //                    
-         //            }else{
-         //                    var qName = uri
-         //            }
-         //    },
-         //    getValue:function(){return this.getValue(this.getIndex.apply(this,arguments))},
-         //    getType:function(uri,localName){}
-         //    getType:function(i){},
+         var reps;
 
-       };
+         if (replacements) {
+           reps = Object.assign(replacements, helpStringReplacements);
+         } else {
+           reps = helpStringReplacements;
+         }
 
-       function _set_proto_(thiz, parent) {
-         thiz.__proto__ = parent;
-         return thiz;
+         return _t.html(id, reps) // use keyboard key styling for shortcuts
+         .replace(/\`(.*?)\`/g, '<kbd>$1</kbd>');
        }
 
-       if (!(_set_proto_({}, _set_proto_.prototype) instanceof _set_proto_)) {
-         _set_proto_ = function _set_proto_(thiz, parent) {
-           function p() {}
-           p.prototype = parent;
-           p = new p();
+       function slugify(text) {
+         return text.toString().toLowerCase().replace(/\s+/g, '-') // Replace spaces with -
+         .replace(/[^\w\-]+/g, '') // Remove all non-word chars
+         .replace(/\-\-+/g, '-') // Replace multiple - with single -
+         .replace(/^-+/, '') // Trim - from start of text
+         .replace(/-+$/, ''); // Trim - from end of text
+       } // console warning for missing walkthrough names
 
-           for (parent in thiz) {
-             p[parent] = thiz[parent];
-           }
 
-           return p;
-         };
-       }
+       var missingStrings = {};
 
-       function split$1(source, start) {
-         var match;
-         var buf = [];
-         var reg = /'[^']+'|"[^"]+"|[^\s<>\/=]+=?|(\/?\s*>|<)/g;
-         reg.lastIndex = start;
-         reg.exec(source); //skip <
+       function checkKey(key, text) {
+         if (_t(key, {
+           "default": undefined
+         }) === undefined) {
+           if (missingStrings.hasOwnProperty(key)) return; // warn once
 
-         while (match = reg.exec(source)) {
-           buf.push(match);
-           if (match[1]) return buf;
+           missingStrings[key] = text;
+           var missing = key + ': ' + text;
+           if (typeof console !== 'undefined') console.log(missing); // eslint-disable-line
          }
        }
 
-       var XMLReader_1 = XMLReader;
-       var sax = {
-         XMLReader: XMLReader_1
-       };
-
-       /*
-        * DOM Level 2
-        * Object DOMException
-        * @see http://www.w3.org/TR/REC-DOM-Level-1/ecma-script-language-binding.html
-        * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/ecma-script-binding.html
-        */
-       function copy$1(src, dest) {
-         for (var p in src) {
-           dest[p] = src[p];
-         }
-       }
-       /**
-       ^\w+\.prototype\.([_\w]+)\s*=\s*((?:.*\{\s*?[\r\n][\s\S]*?^})|\S.*?(?=[;\r\n]));?
-       ^\w+\.prototype\.([_\w]+)\s*=\s*(\S.*?(?=[;\r\n]));?
-        */
+       function localize(obj) {
+         var key; // Assign name if entity has one..
 
+         var name = obj.tags && obj.tags.name;
 
-       function _extends(Class, Super) {
-         var pt = Class.prototype;
+         if (name) {
+           key = 'intro.graph.name.' + slugify(name);
+           obj.tags.name = _t(key, {
+             "default": name
+           });
+           checkKey(key, name);
+         } // Assign street name if entity has one..
 
-         if (Object.create) {
-           var ppt = Object.create(Super.prototype);
-           pt.__proto__ = ppt;
-         }
-
-         if (!(pt instanceof Super)) {
-           var t = function t() {};
-           t.prototype = Super.prototype;
-           t = new t();
-           copy$1(pt, t);
-           Class.prototype = pt = t;
-         }
-
-         if (pt.constructor != Class) {
-           if (typeof Class != 'function') {
-             console.error("unknow Class:" + Class);
-           }
-
-           pt.constructor = Class;
-         }
-       }
-
-       var htmlns = 'http://www.w3.org/1999/xhtml'; // Node Types
-
-       var NodeType = {};
-       var ELEMENT_NODE = NodeType.ELEMENT_NODE = 1;
-       var ATTRIBUTE_NODE = NodeType.ATTRIBUTE_NODE = 2;
-       var TEXT_NODE = NodeType.TEXT_NODE = 3;
-       var CDATA_SECTION_NODE = NodeType.CDATA_SECTION_NODE = 4;
-       var ENTITY_REFERENCE_NODE = NodeType.ENTITY_REFERENCE_NODE = 5;
-       var ENTITY_NODE = NodeType.ENTITY_NODE = 6;
-       var PROCESSING_INSTRUCTION_NODE = NodeType.PROCESSING_INSTRUCTION_NODE = 7;
-       var COMMENT_NODE = NodeType.COMMENT_NODE = 8;
-       var DOCUMENT_NODE = NodeType.DOCUMENT_NODE = 9;
-       var DOCUMENT_TYPE_NODE = NodeType.DOCUMENT_TYPE_NODE = 10;
-       var DOCUMENT_FRAGMENT_NODE = NodeType.DOCUMENT_FRAGMENT_NODE = 11;
-       var NOTATION_NODE = NodeType.NOTATION_NODE = 12; // ExceptionCode
-
-       var ExceptionCode = {};
-       var ExceptionMessage = {};
-       var INDEX_SIZE_ERR = ExceptionCode.INDEX_SIZE_ERR = (ExceptionMessage[1] = "Index size error", 1);
-       var DOMSTRING_SIZE_ERR = ExceptionCode.DOMSTRING_SIZE_ERR = (ExceptionMessage[2] = "DOMString size error", 2);
-       var HIERARCHY_REQUEST_ERR = ExceptionCode.HIERARCHY_REQUEST_ERR = (ExceptionMessage[3] = "Hierarchy request error", 3);
-       var WRONG_DOCUMENT_ERR = ExceptionCode.WRONG_DOCUMENT_ERR = (ExceptionMessage[4] = "Wrong document", 4);
-       var INVALID_CHARACTER_ERR = ExceptionCode.INVALID_CHARACTER_ERR = (ExceptionMessage[5] = "Invalid character", 5);
-       var NO_DATA_ALLOWED_ERR = ExceptionCode.NO_DATA_ALLOWED_ERR = (ExceptionMessage[6] = "No data allowed", 6);
-       var NO_MODIFICATION_ALLOWED_ERR = ExceptionCode.NO_MODIFICATION_ALLOWED_ERR = (ExceptionMessage[7] = "No modification allowed", 7);
-       var NOT_FOUND_ERR = ExceptionCode.NOT_FOUND_ERR = (ExceptionMessage[8] = "Not found", 8);
-       var NOT_SUPPORTED_ERR = ExceptionCode.NOT_SUPPORTED_ERR = (ExceptionMessage[9] = "Not supported", 9);
-       var INUSE_ATTRIBUTE_ERR = ExceptionCode.INUSE_ATTRIBUTE_ERR = (ExceptionMessage[10] = "Attribute in use", 10); //level2
-
-       var INVALID_STATE_ERR = ExceptionCode.INVALID_STATE_ERR = (ExceptionMessage[11] = "Invalid state", 11);
-       var SYNTAX_ERR = ExceptionCode.SYNTAX_ERR = (ExceptionMessage[12] = "Syntax error", 12);
-       var INVALID_MODIFICATION_ERR = ExceptionCode.INVALID_MODIFICATION_ERR = (ExceptionMessage[13] = "Invalid modification", 13);
-       var NAMESPACE_ERR = ExceptionCode.NAMESPACE_ERR = (ExceptionMessage[14] = "Invalid namespace", 14);
-       var INVALID_ACCESS_ERR = ExceptionCode.INVALID_ACCESS_ERR = (ExceptionMessage[15] = "Invalid access", 15);
-
-       function DOMException$2(code, message) {
-         if (message instanceof Error) {
-           var error = message;
-         } else {
-           error = this;
-           Error.call(this, ExceptionMessage[code]);
-           this.message = ExceptionMessage[code];
-           if (Error.captureStackTrace) Error.captureStackTrace(this, DOMException$2);
-         }
 
-         error.code = code;
-         if (message) this.message = this.message + ": " + message;
-         return error;
-       }
-       DOMException$2.prototype = Error.prototype;
-       copy$1(ExceptionCode, DOMException$2);
-       /**
-        * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/core.html#ID-536297177
-        * The NodeList interface provides the abstraction of an ordered collection of nodes, without defining or constraining how this collection is implemented. NodeList objects in the DOM are live.
-        * The items in the NodeList are accessible via an integral index, starting from 0.
-        */
+         var street = obj.tags && obj.tags['addr:street'];
 
-       function NodeList() {}
-       NodeList.prototype = {
-         /**
-          * The number of nodes in the list. The range of valid child node indices is 0 to length-1 inclusive.
-          * @standard level1
-          */
-         length: 0,
+         if (street) {
+           key = 'intro.graph.name.' + slugify(street);
+           obj.tags['addr:street'] = _t(key, {
+             "default": street
+           });
+           checkKey(key, street); // Add address details common across walkthrough..
 
-         /**
-          * Returns the indexth item in the collection. If index is greater than or equal to the number of nodes in the list, this returns null.
-          * @standard level1
-          * @param index  unsigned long 
-          *   Index into the collection.
-          * @return Node
-          *    The node at the indexth position in the NodeList, or null if that is not a valid index. 
-          */
-         item: function item(index) {
-           return this[index] || null;
-         },
-         toString: function toString(isHTML, nodeFilter) {
-           for (var buf = [], i = 0; i < this.length; i++) {
-             serializeToString(this[i], buf, isHTML, nodeFilter);
-           }
+           var addrTags = ['block_number', 'city', 'county', 'district', 'hamlet', 'neighbourhood', 'postcode', 'province', 'quarter', 'state', 'subdistrict', 'suburb'];
+           addrTags.forEach(function (k) {
+             var key = 'intro.graph.' + k;
+             var tag = 'addr:' + k;
+             var val = obj.tags && obj.tags[tag];
+             var str = _t(key, {
+               "default": val
+             });
 
-           return buf.join('');
+             if (str) {
+               if (str.match(/^<.*>$/) !== null) {
+                 delete obj.tags[tag];
+               } else {
+                 obj.tags[tag] = str;
+               }
+             }
+           });
          }
-       };
 
-       function LiveNodeList(node, refresh) {
-         this._node = node;
-         this._refresh = refresh;
-
-         _updateLiveList(this);
-       }
+         return obj;
+       } // Used to detect squareness.. some duplicataion of code from actionOrthogonalize.
 
-       function _updateLiveList(list) {
-         var inc = list._node._inc || list._node.ownerDocument._inc;
+       function isMostlySquare(points) {
+         // note: uses 15 here instead of the 12 from actionOrthogonalize because
+         // actionOrthogonalize can actually straighten some larger angles as it iterates
+         var threshold = 15; // degrees within right or straight
 
-         if (list._inc != inc) {
-           var ls = list._refresh(list._node); //console.log(ls.length)
+         var lowerBound = Math.cos((90 - threshold) * Math.PI / 180); // near right
 
+         var upperBound = Math.cos(threshold * Math.PI / 180); // near straight
 
-           __set__(list, 'length', ls.length);
+         for (var i = 0; i < points.length; i++) {
+           var a = points[(i - 1 + points.length) % points.length];
+           var origin = points[i];
+           var b = points[(i + 1) % points.length];
+           var dotp = geoVecNormalizedDot(a, b, origin);
+           var mag = Math.abs(dotp);
 
-           copy$1(ls, list);
-           list._inc = inc;
+           if (mag > lowerBound && mag < upperBound) {
+             return false;
+           }
          }
-       }
 
-       LiveNodeList.prototype.item = function (i) {
-         _updateLiveList(this);
+         return true;
+       }
+       function selectMenuItem(context, operation) {
+         return context.container().select('.edit-menu .edit-menu-item-' + operation);
+       }
+       function transitionTime(point1, point2) {
+         var distance = geoSphericalDistance(point1, point2);
 
-         return this[i];
-       };
+         if (distance === 0) {
+           return 0;
+         } else if (distance < 80) {
+           return 500;
+         } else {
+           return 1000;
+         }
+       }
 
-       _extends(LiveNodeList, NodeList);
-       /**
-        * 
-        * Objects implementing the NamedNodeMap interface are used to represent collections of nodes that can be accessed by name. Note that NamedNodeMap does not inherit from NodeList; NamedNodeMaps are not maintained in any particular order. Objects contained in an object implementing NamedNodeMap may also be accessed by an ordinal index, but this is simply to allow convenient enumeration of the contents of a NamedNodeMap, and does not imply that the DOM specifies an order to these Nodes.
-        * NamedNodeMap objects in the DOM are live.
-        * used for attributes or DocumentType entities 
-        */
+       // hide class, which sets display=none, and a d3 transition for opacity.
+       // this will cause blinking when called repeatedly, so check that the
+       // value actually changes between calls.
 
+       function uiToggle(show, callback) {
+         return function (selection) {
+           selection.style('opacity', show ? 0 : 1).classed('hide', false).transition().style('opacity', show ? 1 : 0).on('end', function () {
+             select(this).classed('hide', !show).style('opacity', null);
+             if (callback) callback.apply(this);
+           });
+         };
+       }
 
-       function NamedNodeMap() {}
+       function uiCurtain(containerNode) {
+         var surface = select(null),
+             tooltip = select(null),
+             darkness = select(null);
 
-       function _findNodeIndex(list, node) {
-         var i = list.length;
+         function curtain(selection) {
+           surface = selection.append('svg').attr('class', 'curtain').style('top', 0).style('left', 0);
+           darkness = surface.append('path').attr('x', 0).attr('y', 0).attr('class', 'curtain-darkness');
+           select(window).on('resize.curtain', resize);
+           tooltip = selection.append('div').attr('class', 'tooltip');
+           tooltip.append('div').attr('class', 'popover-arrow');
+           tooltip.append('div').attr('class', 'popover-inner');
+           resize();
 
-         while (i--) {
-           if (list[i] === node) {
-             return i;
+           function resize() {
+             surface.attr('width', containerNode.clientWidth).attr('height', containerNode.clientHeight);
+             curtain.cut(darkness.datum());
            }
          }
-       }
-
-       function _addNamedNode(el, list, newAttr, oldAttr) {
-         if (oldAttr) {
-           list[_findNodeIndex(list, oldAttr)] = newAttr;
-         } else {
-           list[list.length++] = newAttr;
-         }
+         /**
+          * Reveal cuts the curtain to highlight the given box,
+          * and shows a tooltip with instructions next to the box.
+          *
+          * @param  {String|ClientRect} [box]   box used to cut the curtain
+          * @param  {String}    [text]          text for a tooltip
+          * @param  {Object}    [options]
+          * @param  {string}    [options.tooltipClass]    optional class to add to the tooltip
+          * @param  {integer}   [options.duration]        transition time in milliseconds
+          * @param  {string}    [options.buttonText]      if set, create a button with this text label
+          * @param  {function}  [options.buttonCallback]  if set, the callback for the button
+          * @param  {function}  [options.padding]         extra margin in px to put around bbox
+          * @param  {String|ClientRect} [options.tooltipBox]  box for tooltip position, if different from box for the curtain
+          */
 
-         if (el) {
-           newAttr.ownerElement = el;
-           var doc = el.ownerDocument;
 
-           if (doc) {
-             oldAttr && _onRemoveAttribute(doc, el, oldAttr);
+         curtain.reveal = function (box, html, options) {
+           options = options || {};
 
-             _onAddAttribute(doc, el, newAttr);
+           if (typeof box === 'string') {
+             box = select(box).node();
            }
-         }
-       }
 
-       function _removeNamedNode(el, list, attr) {
-         //console.log('remove attr:'+attr)
-         var i = _findNodeIndex(list, attr);
-
-         if (i >= 0) {
-           var lastIndex = list.length - 1;
+           if (box && box.getBoundingClientRect) {
+             box = copyBox(box.getBoundingClientRect());
+             var containerRect = containerNode.getBoundingClientRect();
+             box.top -= containerRect.top;
+             box.left -= containerRect.left;
+           }
 
-           while (i < lastIndex) {
-             list[i] = list[++i];
+           if (box && options.padding) {
+             box.top -= options.padding;
+             box.left -= options.padding;
+             box.bottom += options.padding;
+             box.right += options.padding;
+             box.height += options.padding * 2;
+             box.width += options.padding * 2;
            }
 
-           list.length = lastIndex;
+           var tooltipBox;
 
-           if (el) {
-             var doc = el.ownerDocument;
+           if (options.tooltipBox) {
+             tooltipBox = options.tooltipBox;
 
-             if (doc) {
-               _onRemoveAttribute(doc, el, attr);
+             if (typeof tooltipBox === 'string') {
+               tooltipBox = select(tooltipBox).node();
+             }
 
-               attr.ownerElement = null;
+             if (tooltipBox && tooltipBox.getBoundingClientRect) {
+               tooltipBox = copyBox(tooltipBox.getBoundingClientRect());
              }
+           } else {
+             tooltipBox = box;
            }
-         } else {
-           throw DOMException$2(NOT_FOUND_ERR, new Error(el.tagName + '@' + attr));
-         }
-       }
 
-       NamedNodeMap.prototype = {
-         length: 0,
-         item: NodeList.prototype.item,
-         getNamedItem: function getNamedItem(key) {
-           //          if(key.indexOf(':')>0 || key == 'xmlns'){
-           //                  return null;
-           //          }
-           //console.log()
-           var i = this.length;
+           if (tooltipBox && html) {
+             if (html.indexOf('**') !== -1) {
+               if (html.indexOf('<span') === 0) {
+                 html = html.replace(/^(<span.*?>)(.+?)(\*\*)/, '$1<span>$2</span>$3');
+               } else {
+                 html = html.replace(/^(.+?)(\*\*)/, '<span>$1</span>$2');
+               } // pseudo markdown bold text for the instruction section..
 
-           while (i--) {
-             var attr = this[i]; //console.log(attr.nodeName,key)
 
-             if (attr.nodeName == key) {
-               return attr;
+               html = html.replace(/\*\*(.*?)\*\*/g, '<span class="instruction">$1</span>');
              }
-           }
-         },
-         setNamedItem: function setNamedItem(attr) {
-           var el = attr.ownerElement;
 
-           if (el && el != this._ownerElement) {
-             throw new DOMException$2(INUSE_ATTRIBUTE_ERR);
-           }
+             html = html.replace(/\*(.*?)\*/g, '<em>$1</em>'); // emphasis
 
-           var oldAttr = this.getNamedItem(attr.nodeName);
+             html = html.replace(/\{br\}/g, '<br/><br/>'); // linebreak
 
-           _addNamedNode(this._ownerElement, this, attr, oldAttr);
+             if (options.buttonText && options.buttonCallback) {
+               html += '<div class="button-section">' + '<button href="#" class="button action">' + options.buttonText + '</button></div>';
+             }
 
-           return oldAttr;
-         },
+             var classes = 'curtain-tooltip popover tooltip arrowed in ' + (options.tooltipClass || '');
+             tooltip.classed(classes, true).selectAll('.popover-inner').html(html);
 
-         /* returns Node */
-         setNamedItemNS: function setNamedItemNS(attr) {
-           // raises: WRONG_DOCUMENT_ERR,NO_MODIFICATION_ALLOWED_ERR,INUSE_ATTRIBUTE_ERR
-           var el = attr.ownerElement,
-               oldAttr;
+             if (options.buttonText && options.buttonCallback) {
+               var button = tooltip.selectAll('.button-section .button.action');
+               button.on('click', function (d3_event) {
+                 d3_event.preventDefault();
+                 options.buttonCallback();
+               });
+             }
 
-           if (el && el != this._ownerElement) {
-             throw new DOMException$2(INUSE_ATTRIBUTE_ERR);
-           }
+             var tip = copyBox(tooltip.node().getBoundingClientRect()),
+                 w = containerNode.clientWidth,
+                 h = containerNode.clientHeight,
+                 tooltipWidth = 200,
+                 tooltipArrow = 5,
+                 side,
+                 pos; // hack: this will have bottom placement,
+             // so need to reserve extra space for the tooltip illustration.
 
-           oldAttr = this.getNamedItemNS(attr.namespaceURI, attr.localName);
+             if (options.tooltipClass === 'intro-mouse') {
+               tip.height += 80;
+             } // trim box dimensions to just the portion that fits in the container..
 
-           _addNamedNode(this._ownerElement, this, attr, oldAttr);
 
-           return oldAttr;
-         },
+             if (tooltipBox.top + tooltipBox.height > h) {
+               tooltipBox.height -= tooltipBox.top + tooltipBox.height - h;
+             }
 
-         /* returns Node */
-         removeNamedItem: function removeNamedItem(key) {
-           var attr = this.getNamedItem(key);
+             if (tooltipBox.left + tooltipBox.width > w) {
+               tooltipBox.width -= tooltipBox.left + tooltipBox.width - w;
+             } // determine tooltip placement..
 
-           _removeNamedNode(this._ownerElement, this, attr);
 
-           return attr;
-         },
-         // raises: NOT_FOUND_ERR,NO_MODIFICATION_ALLOWED_ERR
-         //for level2
-         removeNamedItemNS: function removeNamedItemNS(namespaceURI, localName) {
-           var attr = this.getNamedItemNS(namespaceURI, localName);
+             if (tooltipBox.top + tooltipBox.height < 100) {
+               // tooltip below box..
+               side = 'bottom';
+               pos = [tooltipBox.left + tooltipBox.width / 2 - tip.width / 2, tooltipBox.top + tooltipBox.height];
+             } else if (tooltipBox.top > h - 140) {
+               // tooltip above box..
+               side = 'top';
+               pos = [tooltipBox.left + tooltipBox.width / 2 - tip.width / 2, tooltipBox.top - tip.height];
+             } else {
+               // tooltip to the side of the tooltipBox..
+               var tipY = tooltipBox.top + tooltipBox.height / 2 - tip.height / 2;
+
+               if (_mainLocalizer.textDirection() === 'rtl') {
+                 if (tooltipBox.left - tooltipWidth - tooltipArrow < 70) {
+                   side = 'right';
+                   pos = [tooltipBox.left + tooltipBox.width + tooltipArrow, tipY];
+                 } else {
+                   side = 'left';
+                   pos = [tooltipBox.left - tooltipWidth - tooltipArrow, tipY];
+                 }
+               } else {
+                 if (tooltipBox.left + tooltipBox.width + tooltipArrow + tooltipWidth > w - 70) {
+                   side = 'left';
+                   pos = [tooltipBox.left - tooltipWidth - tooltipArrow, tipY];
+                 } else {
+                   side = 'right';
+                   pos = [tooltipBox.left + tooltipBox.width + tooltipArrow, tipY];
+                 }
+               }
+             }
 
-           _removeNamedNode(this._ownerElement, this, attr);
+             if (options.duration !== 0 || !tooltip.classed(side)) {
+               tooltip.call(uiToggle(true));
+             }
 
-           return attr;
-         },
-         getNamedItemNS: function getNamedItemNS(namespaceURI, localName) {
-           var i = this.length;
+             tooltip.style('top', pos[1] + 'px').style('left', pos[0] + 'px').attr('class', classes + ' ' + side); // shift popover-inner if it is very close to the top or bottom edge
+             // (doesn't affect the placement of the popover-arrow)
 
-           while (i--) {
-             var node = this[i];
+             var shiftY = 0;
 
-             if (node.localName == localName && node.namespaceURI == namespaceURI) {
-               return node;
+             if (side === 'left' || side === 'right') {
+               if (pos[1] < 60) {
+                 shiftY = 60 - pos[1];
+               } else if (pos[1] + tip.height > h - 100) {
+                 shiftY = h - pos[1] - tip.height - 100;
+               }
              }
-           }
 
-           return null;
-         }
-       };
-       /**
-        * @see http://www.w3.org/TR/REC-DOM-Level-1/level-one-core.html#ID-102161490
-        */
+             tooltip.selectAll('.popover-inner').style('top', shiftY + 'px');
+           } else {
+             tooltip.classed('in', false).call(uiToggle(false));
+           }
 
-       function DOMImplementation(
-       /* Object */
-       features) {
-         this._features = {};
+           curtain.cut(box, options.duration);
+           return tooltip;
+         };
 
-         if (features) {
-           for (var feature in features) {
-             this._features = features[feature];
-           }
-         }
-       }
-       DOMImplementation.prototype = {
-         hasFeature: function hasFeature(
-         /* string */
-         feature,
-         /* string */
-         version) {
-           var versions = this._features[feature.toLowerCase()];
+         curtain.cut = function (datum, duration) {
+           darkness.datum(datum).interrupt();
+           var selection;
 
-           if (versions && (!version || version in versions)) {
-             return true;
+           if (duration === 0) {
+             selection = darkness;
            } else {
-             return false;
+             selection = darkness.transition().duration(duration || 600).ease(linear$1);
            }
-         },
-         // Introduced in DOM Level 2:
-         createDocument: function createDocument(namespaceURI, qualifiedName, doctype) {
-           // raises:INVALID_CHARACTER_ERR,NAMESPACE_ERR,WRONG_DOCUMENT_ERR
-           var doc = new Document();
-           doc.implementation = this;
-           doc.childNodes = new NodeList();
-           doc.doctype = doctype;
 
-           if (doctype) {
-             doc.appendChild(doctype);
-           }
+           selection.attr('d', function (d) {
+             var containerWidth = containerNode.clientWidth;
+             var containerHeight = containerNode.clientHeight;
+             var string = 'M 0,0 L 0,' + containerHeight + ' L ' + containerWidth + ',' + containerHeight + 'L' + containerWidth + ',0 Z';
+             if (!d) return string;
+             return string + 'M' + d.left + ',' + d.top + 'L' + d.left + ',' + (d.top + d.height) + 'L' + (d.left + d.width) + ',' + (d.top + d.height) + 'L' + (d.left + d.width) + ',' + d.top + 'Z';
+           });
+         };
 
-           if (qualifiedName) {
-             var root = doc.createElementNS(namespaceURI, qualifiedName);
-             doc.appendChild(root);
-           }
+         curtain.remove = function () {
+           surface.remove();
+           tooltip.remove();
+           select(window).on('resize.curtain', null);
+         }; // ClientRects are immutable, so copy them to an object,
+         // in case we need to trim the height/width.
 
-           return doc;
-         },
-         // Introduced in DOM Level 2:
-         createDocumentType: function createDocumentType(qualifiedName, publicId, systemId) {
-           // raises:INVALID_CHARACTER_ERR,NAMESPACE_ERR
-           var node = new DocumentType();
-           node.name = qualifiedName;
-           node.nodeName = qualifiedName;
-           node.publicId = publicId;
-           node.systemId = systemId; // Introduced in DOM Level 2:
-           //readonly attribute DOMString        internalSubset;
-           //TODO:..
-           //  readonly attribute NamedNodeMap     entities;
-           //  readonly attribute NamedNodeMap     notations;
 
-           return node;
+         function copyBox(src) {
+           return {
+             top: src.top,
+             right: src.right,
+             bottom: src.bottom,
+             left: src.left,
+             width: src.width,
+             height: src.height
+           };
          }
-       };
-       /**
-        * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/core.html#ID-1950641247
-        */
 
-       function Node() {}
-       Node.prototype = {
-         firstChild: null,
-         lastChild: null,
-         previousSibling: null,
-         nextSibling: null,
-         attributes: null,
-         parentNode: null,
-         childNodes: null,
-         ownerDocument: null,
-         nodeValue: null,
-         namespaceURI: null,
-         prefix: null,
-         localName: null,
-         // Modified in DOM Level 2:
-         insertBefore: function insertBefore(newChild, refChild) {
-           //raises 
-           return _insertBefore(this, newChild, refChild);
-         },
-         replaceChild: function replaceChild(newChild, oldChild) {
-           //raises 
-           this.insertBefore(newChild, oldChild);
-
-           if (oldChild) {
-             this.removeChild(oldChild);
-           }
-         },
-         removeChild: function removeChild(oldChild) {
-           return _removeChild(this, oldChild);
-         },
-         appendChild: function appendChild(newChild) {
-           return this.insertBefore(newChild, null);
-         },
-         hasChildNodes: function hasChildNodes() {
-           return this.firstChild != null;
-         },
-         cloneNode: function cloneNode(deep) {
-           return _cloneNode(this.ownerDocument || this, this, deep);
-         },
-         // Modified in DOM Level 2:
-         normalize: function normalize() {
-           var child = this.firstChild;
-
-           while (child) {
-             var next = child.nextSibling;
-
-             if (next && next.nodeType == TEXT_NODE && child.nodeType == TEXT_NODE) {
-               this.removeChild(next);
-               child.appendData(next.data);
-             } else {
-               child.normalize();
-               child = next;
-             }
-           }
-         },
-         // Introduced in DOM Level 2:
-         isSupported: function isSupported(feature, version) {
-           return this.ownerDocument.implementation.hasFeature(feature, version);
-         },
-         // Introduced in DOM Level 2:
-         hasAttributes: function hasAttributes() {
-           return this.attributes.length > 0;
-         },
-         lookupPrefix: function lookupPrefix(namespaceURI) {
-           var el = this;
+         return curtain;
+       }
 
-           while (el) {
-             var map = el._nsMap; //console.dir(map)
+       function uiIntroWelcome(context, reveal) {
+         var dispatch = dispatch$8('done');
+         var chapter = {
+           title: 'intro.welcome.title'
+         };
 
-             if (map) {
-               for (var n in map) {
-                 if (map[n] == namespaceURI) {
-                   return n;
-                 }
-               }
-             }
+         function welcome() {
+           context.map().centerZoom([-85.63591, 41.94285], 19);
+           reveal('.intro-nav-wrap .chapter-welcome', helpHtml('intro.welcome.welcome'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: practice
+           });
+         }
 
-             el = el.nodeType == ATTRIBUTE_NODE ? el.ownerDocument : el.parentNode;
-           }
+         function practice() {
+           reveal('.intro-nav-wrap .chapter-welcome', helpHtml('intro.welcome.practice'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: words
+           });
+         }
 
-           return null;
-         },
-         // Introduced in DOM Level 3:
-         lookupNamespaceURI: function lookupNamespaceURI(prefix) {
-           var el = this;
+         function words() {
+           reveal('.intro-nav-wrap .chapter-welcome', helpHtml('intro.welcome.words'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: chapters
+           });
+         }
 
-           while (el) {
-             var map = el._nsMap; //console.dir(map)
+         function chapters() {
+           dispatch.call('done');
+           reveal('.intro-nav-wrap .chapter-navigation', helpHtml('intro.welcome.chapters', {
+             next: _t('intro.navigation.title')
+           }));
+         }
 
-             if (map) {
-               if (prefix in map) {
-                 return map[prefix];
-               }
-             }
+         chapter.enter = function () {
+           welcome();
+         };
 
-             el = el.nodeType == ATTRIBUTE_NODE ? el.ownerDocument : el.parentNode;
-           }
+         chapter.exit = function () {
+           context.container().select('.curtain-tooltip.intro-mouse').selectAll('.counter').remove();
+         };
 
-           return null;
-         },
-         // Introduced in DOM Level 3:
-         isDefaultNamespace: function isDefaultNamespace(namespaceURI) {
-           var prefix = this.lookupPrefix(namespaceURI);
-           return prefix == null;
-         }
-       };
+         chapter.restart = function () {
+           chapter.exit();
+           chapter.enter();
+         };
 
-       function _xmlEncoder(c) {
-         return c == '<' && '&lt;' || c == '>' && '&gt;' || c == '&' && '&amp;' || c == '"' && '&quot;' || '&#' + c.charCodeAt() + ';';
+         return utilRebind(chapter, dispatch, 'on');
        }
 
-       copy$1(NodeType, Node);
-       copy$1(NodeType, Node.prototype);
-       /**
-        * @param callback return true for continue,false for break
-        * @return boolean true: break visit;
-        */
+       function uiIntroNavigation(context, reveal) {
+         var dispatch = dispatch$8('done');
+         var timeouts = [];
+         var hallId = 'n2061';
+         var townHall = [-85.63591, 41.94285];
+         var springStreetId = 'w397';
+         var springStreetEndId = 'n1834';
+         var springStreet = [-85.63582, 41.94255];
+         var onewayField = _mainPresetIndex.field('oneway');
+         var maxspeedField = _mainPresetIndex.field('maxspeed');
+         var chapter = {
+           title: 'intro.navigation.title'
+         };
 
-       function _visitNode(node, callback) {
-         if (callback(node)) {
-           return true;
+         function timeout(f, t) {
+           timeouts.push(window.setTimeout(f, t));
          }
 
-         if (node = node.firstChild) {
-           do {
-             if (_visitNode(node, callback)) {
-               return true;
-             }
-           } while (node = node.nextSibling);
+         function eventCancel(d3_event) {
+           d3_event.stopPropagation();
+           d3_event.preventDefault();
          }
-       }
-
-       function Document() {}
 
-       function _onAddAttribute(doc, el, newAttr) {
-         doc && doc._inc++;
-         var ns = newAttr.namespaceURI;
-
-         if (ns == 'http://www.w3.org/2000/xmlns/') {
-           //update namespace
-           el._nsMap[newAttr.prefix ? newAttr.localName : ''] = newAttr.value;
+         function isTownHallSelected() {
+           var ids = context.selectedIDs();
+           return ids.length === 1 && ids[0] === hallId;
          }
-       }
 
-       function _onRemoveAttribute(doc, el, newAttr, remove) {
-         doc && doc._inc++;
-         var ns = newAttr.namespaceURI;
+         function dragMap() {
+           context.enter(modeBrowse(context));
+           context.history().reset('initial');
+           var msec = transitionTime(townHall, context.map().center());
 
-         if (ns == 'http://www.w3.org/2000/xmlns/') {
-           //update namespace
-           delete el._nsMap[newAttr.prefix ? newAttr.localName : ''];
-         }
-       }
+           if (msec) {
+             reveal(null, null, {
+               duration: 0
+             });
+           }
 
-       function _onUpdateChild(doc, el, newChild) {
-         if (doc && doc._inc) {
-           doc._inc++; //update childNodes
+           context.map().centerZoomEase(townHall, 19, msec);
+           timeout(function () {
+             var centerStart = context.map().center();
+             var textId = context.lastPointerType() === 'mouse' ? 'drag' : 'drag_touch';
+             var dragString = helpHtml('intro.navigation.map_info') + '{br}' + helpHtml('intro.navigation.' + textId);
+             reveal('.surface', dragString);
+             context.map().on('drawn.intro', function () {
+               reveal('.surface', dragString, {
+                 duration: 0
+               });
+             });
+             context.map().on('move.intro', function () {
+               var centerNow = context.map().center();
 
-           var cs = el.childNodes;
+               if (centerStart[0] !== centerNow[0] || centerStart[1] !== centerNow[1]) {
+                 context.map().on('move.intro', null);
+                 timeout(function () {
+                   continueTo(zoomMap);
+                 }, 3000);
+               }
+             });
+           }, msec + 100);
 
-           if (newChild) {
-             cs[cs.length++] = newChild;
-           } else {
-             //console.log(1)
-             var child = el.firstChild;
-             var i = 0;
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             nextStep();
+           }
+         }
 
-             while (child) {
-               cs[i++] = child;
-               child = child.nextSibling;
+         function zoomMap() {
+           var zoomStart = context.map().zoom();
+           var textId = context.lastPointerType() === 'mouse' ? 'zoom' : 'zoom_touch';
+           var zoomString = helpHtml('intro.navigation.' + textId);
+           reveal('.surface', zoomString);
+           context.map().on('drawn.intro', function () {
+             reveal('.surface', zoomString, {
+               duration: 0
+             });
+           });
+           context.map().on('move.intro', function () {
+             if (context.map().zoom() !== zoomStart) {
+               context.map().on('move.intro', null);
+               timeout(function () {
+                 continueTo(features);
+               }, 3000);
              }
+           });
 
-             cs.length = i;
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             nextStep();
            }
          }
-       }
-       /**
-        * attributes;
-        * children;
-        * 
-        * writeable properties:
-        * nodeValue,Attr:value,CharacterData:data
-        * prefix
-        */
-
 
-       function _removeChild(parentNode, child) {
-         var previous = child.previousSibling;
-         var next = child.nextSibling;
+         function features() {
+           var onClick = function onClick() {
+             continueTo(pointsLinesAreas);
+           };
 
-         if (previous) {
-           previous.nextSibling = next;
-         } else {
-           parentNode.firstChild = next;
-         }
+           reveal('.surface', helpHtml('intro.navigation.features'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: onClick
+           });
+           context.map().on('drawn.intro', function () {
+             reveal('.surface', helpHtml('intro.navigation.features'), {
+               duration: 0,
+               buttonText: _t.html('intro.ok'),
+               buttonCallback: onClick
+             });
+           });
 
-         if (next) {
-           next.previousSibling = previous;
-         } else {
-           parentNode.lastChild = previous;
+           function continueTo(nextStep) {
+             context.map().on('drawn.intro', null);
+             nextStep();
+           }
          }
 
-         _onUpdateChild(parentNode.ownerDocument, parentNode);
-
-         return child;
-       }
-       /**
-        * preformance key(refChild == null)
-        */
-
+         function pointsLinesAreas() {
+           var onClick = function onClick() {
+             continueTo(nodesWays);
+           };
 
-       function _insertBefore(parentNode, newChild, nextChild) {
-         var cp = newChild.parentNode;
+           reveal('.surface', helpHtml('intro.navigation.points_lines_areas'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: onClick
+           });
+           context.map().on('drawn.intro', function () {
+             reveal('.surface', helpHtml('intro.navigation.points_lines_areas'), {
+               duration: 0,
+               buttonText: _t.html('intro.ok'),
+               buttonCallback: onClick
+             });
+           });
 
-         if (cp) {
-           cp.removeChild(newChild); //remove and update
+           function continueTo(nextStep) {
+             context.map().on('drawn.intro', null);
+             nextStep();
+           }
          }
 
-         if (newChild.nodeType === DOCUMENT_FRAGMENT_NODE) {
-           var newFirst = newChild.firstChild;
+         function nodesWays() {
+           var onClick = function onClick() {
+             continueTo(clickTownHall);
+           };
 
-           if (newFirst == null) {
-             return newChild;
-           }
+           reveal('.surface', helpHtml('intro.navigation.nodes_ways'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: onClick
+           });
+           context.map().on('drawn.intro', function () {
+             reveal('.surface', helpHtml('intro.navigation.nodes_ways'), {
+               duration: 0,
+               buttonText: _t.html('intro.ok'),
+               buttonCallback: onClick
+             });
+           });
 
-           var newLast = newChild.lastChild;
-         } else {
-           newFirst = newLast = newChild;
+           function continueTo(nextStep) {
+             context.map().on('drawn.intro', null);
+             nextStep();
+           }
          }
 
-         var pre = nextChild ? nextChild.previousSibling : parentNode.lastChild;
-         newFirst.previousSibling = pre;
-         newLast.nextSibling = nextChild;
+         function clickTownHall() {
+           context.enter(modeBrowse(context));
+           context.history().reset('initial');
+           var entity = context.hasEntity(hallId);
+           if (!entity) return;
+           reveal(null, null, {
+             duration: 0
+           });
+           context.map().centerZoomEase(entity.loc, 19, 500);
+           timeout(function () {
+             var entity = context.hasEntity(hallId);
+             if (!entity) return;
+             var box = pointBox(entity.loc, context);
+             var textId = context.lastPointerType() === 'mouse' ? 'click_townhall' : 'tap_townhall';
+             reveal(box, helpHtml('intro.navigation.' + textId));
+             context.map().on('move.intro drawn.intro', function () {
+               var entity = context.hasEntity(hallId);
+               if (!entity) return;
+               var box = pointBox(entity.loc, context);
+               reveal(box, helpHtml('intro.navigation.' + textId), {
+                 duration: 0
+               });
+             });
+             context.on('enter.intro', function () {
+               if (isTownHallSelected()) continueTo(selectedTownHall);
+             });
+           }, 550); // after centerZoomEase
 
-         if (pre) {
-           pre.nextSibling = newFirst;
-         } else {
-           parentNode.firstChild = newFirst;
-         }
+           context.history().on('change.intro', function () {
+             if (!context.hasEntity(hallId)) {
+               continueTo(clickTownHall);
+             }
+           });
 
-         if (nextChild == null) {
-           parentNode.lastChild = newLast;
-         } else {
-           nextChild.previousSibling = newLast;
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             context.map().on('move.intro drawn.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
+           }
          }
 
-         do {
-           newFirst.parentNode = parentNode;
-         } while (newFirst !== newLast && (newFirst = newFirst.nextSibling));
+         function selectedTownHall() {
+           if (!isTownHallSelected()) return clickTownHall();
+           var entity = context.hasEntity(hallId);
+           if (!entity) return clickTownHall();
+           var box = pointBox(entity.loc, context);
 
-         _onUpdateChild(parentNode.ownerDocument || parentNode, parentNode); //console.log(parentNode.lastChild.nextSibling == null)
+           var onClick = function onClick() {
+             continueTo(editorTownHall);
+           };
 
+           reveal(box, helpHtml('intro.navigation.selected_townhall'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: onClick
+           });
+           context.map().on('move.intro drawn.intro', function () {
+             var entity = context.hasEntity(hallId);
+             if (!entity) return;
+             var box = pointBox(entity.loc, context);
+             reveal(box, helpHtml('intro.navigation.selected_townhall'), {
+               duration: 0,
+               buttonText: _t.html('intro.ok'),
+               buttonCallback: onClick
+             });
+           });
+           context.history().on('change.intro', function () {
+             if (!context.hasEntity(hallId)) {
+               continueTo(clickTownHall);
+             }
+           });
 
-         if (newChild.nodeType == DOCUMENT_FRAGMENT_NODE) {
-           newChild.firstChild = newChild.lastChild = null;
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
+           }
          }
 
-         return newChild;
-       }
-
-       function _appendSingleChild(parentNode, newChild) {
-         var cp = newChild.parentNode;
+         function editorTownHall() {
+           if (!isTownHallSelected()) return clickTownHall(); // disallow scrolling
 
-         if (cp) {
-           var pre = parentNode.lastChild;
-           cp.removeChild(newChild); //remove and update
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
 
-           var pre = parentNode.lastChild;
-         }
+           var onClick = function onClick() {
+             continueTo(presetTownHall);
+           };
 
-         var pre = parentNode.lastChild;
-         newChild.parentNode = parentNode;
-         newChild.previousSibling = pre;
-         newChild.nextSibling = null;
+           reveal('.entity-editor-pane', helpHtml('intro.navigation.editor_townhall'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: onClick
+           });
+           context.on('exit.intro', function () {
+             continueTo(clickTownHall);
+           });
+           context.history().on('change.intro', function () {
+             if (!context.hasEntity(hallId)) {
+               continueTo(clickTownHall);
+             }
+           });
 
-         if (pre) {
-           pre.nextSibling = newChild;
-         } else {
-           parentNode.firstChild = newChild;
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             context.history().on('change.intro', null);
+             context.container().select('.inspector-wrap').on('wheel.intro', null);
+             nextStep();
+           }
          }
 
-         parentNode.lastChild = newChild;
+         function presetTownHall() {
+           if (!isTownHallSelected()) return clickTownHall(); // reset pane, in case user happened to change it..
 
-         _onUpdateChild(parentNode.ownerDocument, parentNode, newChild);
+           context.container().select('.inspector-wrap .panewrap').style('right', '0%'); // disallow scrolling
 
-         return newChild; //console.log("__aa",parentNode.lastChild.nextSibling == null)
-       }
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel); // preset match, in case the user happened to change it.
 
-       Document.prototype = {
-         //implementation : null,
-         nodeName: '#document',
-         nodeType: DOCUMENT_NODE,
-         doctype: null,
-         documentElement: null,
-         _inc: 1,
-         insertBefore: function insertBefore(newChild, refChild) {
-           //raises 
-           if (newChild.nodeType == DOCUMENT_FRAGMENT_NODE) {
-             var child = newChild.firstChild;
+           var entity = context.entity(context.selectedIDs()[0]);
+           var preset = _mainPresetIndex.match(entity, context.graph());
+
+           var onClick = function onClick() {
+             continueTo(fieldsTownHall);
+           };
 
-             while (child) {
-               var next = child.nextSibling;
-               this.insertBefore(child, refChild);
-               child = next;
+           reveal('.entity-editor-pane .section-feature-type', helpHtml('intro.navigation.preset_townhall', {
+             preset: preset.name()
+           }), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: onClick
+           });
+           context.on('exit.intro', function () {
+             continueTo(clickTownHall);
+           });
+           context.history().on('change.intro', function () {
+             if (!context.hasEntity(hallId)) {
+               continueTo(clickTownHall);
              }
+           });
 
-             return newChild;
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             context.history().on('change.intro', null);
+             context.container().select('.inspector-wrap').on('wheel.intro', null);
+             nextStep();
            }
+         }
 
-           if (this.documentElement == null && newChild.nodeType == ELEMENT_NODE) {
-             this.documentElement = newChild;
-           }
+         function fieldsTownHall() {
+           if (!isTownHallSelected()) return clickTownHall(); // reset pane, in case user happened to change it..
 
-           return _insertBefore(this, newChild, refChild), newChild.ownerDocument = this, newChild;
-         },
-         removeChild: function removeChild(oldChild) {
-           if (this.documentElement == oldChild) {
-             this.documentElement = null;
-           }
+           context.container().select('.inspector-wrap .panewrap').style('right', '0%'); // disallow scrolling
 
-           return _removeChild(this, oldChild);
-         },
-         // Introduced in DOM Level 2:
-         importNode: function importNode(importedNode, deep) {
-           return _importNode(this, importedNode, deep);
-         },
-         // Introduced in DOM Level 2:
-         getElementById: function getElementById(id) {
-           var rtv = null;
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
 
-           _visitNode(this.documentElement, function (node) {
-             if (node.nodeType == ELEMENT_NODE) {
-               if (node.getAttribute('id') == id) {
-                 rtv = node;
-                 return true;
-               }
+           var onClick = function onClick() {
+             continueTo(closeTownHall);
+           };
+
+           reveal('.entity-editor-pane .section-preset-fields', helpHtml('intro.navigation.fields_townhall'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: onClick
+           });
+           context.on('exit.intro', function () {
+             continueTo(clickTownHall);
+           });
+           context.history().on('change.intro', function () {
+             if (!context.hasEntity(hallId)) {
+               continueTo(clickTownHall);
              }
            });
 
-           return rtv;
-         },
-         //document factory method:
-         createElement: function createElement(tagName) {
-           var node = new Element();
-           node.ownerDocument = this;
-           node.nodeName = tagName;
-           node.tagName = tagName;
-           node.childNodes = new NodeList();
-           var attrs = node.attributes = new NamedNodeMap();
-           attrs._ownerElement = node;
-           return node;
-         },
-         createDocumentFragment: function createDocumentFragment() {
-           var node = new DocumentFragment();
-           node.ownerDocument = this;
-           node.childNodes = new NodeList();
-           return node;
-         },
-         createTextNode: function createTextNode(data) {
-           var node = new Text();
-           node.ownerDocument = this;
-           node.appendData(data);
-           return node;
-         },
-         createComment: function createComment(data) {
-           var node = new Comment();
-           node.ownerDocument = this;
-           node.appendData(data);
-           return node;
-         },
-         createCDATASection: function createCDATASection(data) {
-           var node = new CDATASection();
-           node.ownerDocument = this;
-           node.appendData(data);
-           return node;
-         },
-         createProcessingInstruction: function createProcessingInstruction(target, data) {
-           var node = new ProcessingInstruction();
-           node.ownerDocument = this;
-           node.tagName = node.target = target;
-           node.nodeValue = node.data = data;
-           return node;
-         },
-         createAttribute: function createAttribute(name) {
-           var node = new Attr();
-           node.ownerDocument = this;
-           node.name = name;
-           node.nodeName = name;
-           node.localName = name;
-           node.specified = true;
-           return node;
-         },
-         createEntityReference: function createEntityReference(name) {
-           var node = new EntityReference();
-           node.ownerDocument = this;
-           node.nodeName = name;
-           return node;
-         },
-         // Introduced in DOM Level 2:
-         createElementNS: function createElementNS(namespaceURI, qualifiedName) {
-           var node = new Element();
-           var pl = qualifiedName.split(':');
-           var attrs = node.attributes = new NamedNodeMap();
-           node.childNodes = new NodeList();
-           node.ownerDocument = this;
-           node.nodeName = qualifiedName;
-           node.tagName = qualifiedName;
-           node.namespaceURI = namespaceURI;
-
-           if (pl.length == 2) {
-             node.prefix = pl[0];
-             node.localName = pl[1];
-           } else {
-             //el.prefix = null;
-             node.localName = qualifiedName;
-           }
-
-           attrs._ownerElement = node;
-           return node;
-         },
-         // Introduced in DOM Level 2:
-         createAttributeNS: function createAttributeNS(namespaceURI, qualifiedName) {
-           var node = new Attr();
-           var pl = qualifiedName.split(':');
-           node.ownerDocument = this;
-           node.nodeName = qualifiedName;
-           node.name = qualifiedName;
-           node.namespaceURI = namespaceURI;
-           node.specified = true;
-
-           if (pl.length == 2) {
-             node.prefix = pl[0];
-             node.localName = pl[1];
-           } else {
-             //el.prefix = null;
-             node.localName = qualifiedName;
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             context.history().on('change.intro', null);
+             context.container().select('.inspector-wrap').on('wheel.intro', null);
+             nextStep();
            }
-
-           return node;
          }
-       };
-
-       _extends(Document, Node);
-
-       function Element() {
-         this._nsMap = {};
-       }
-       Element.prototype = {
-         nodeType: ELEMENT_NODE,
-         hasAttribute: function hasAttribute(name) {
-           return this.getAttributeNode(name) != null;
-         },
-         getAttribute: function getAttribute(name) {
-           var attr = this.getAttributeNode(name);
-           return attr && attr.value || '';
-         },
-         getAttributeNode: function getAttributeNode(name) {
-           return this.attributes.getNamedItem(name);
-         },
-         setAttribute: function setAttribute(name, value) {
-           var attr = this.ownerDocument.createAttribute(name);
-           attr.value = attr.nodeValue = "" + value;
-           this.setAttributeNode(attr);
-         },
-         removeAttribute: function removeAttribute(name) {
-           var attr = this.getAttributeNode(name);
-           attr && this.removeAttributeNode(attr);
-         },
-         //four real opeartion method
-         appendChild: function appendChild(newChild) {
-           if (newChild.nodeType === DOCUMENT_FRAGMENT_NODE) {
-             return this.insertBefore(newChild, null);
-           } else {
-             return _appendSingleChild(this, newChild);
-           }
-         },
-         setAttributeNode: function setAttributeNode(newAttr) {
-           return this.attributes.setNamedItem(newAttr);
-         },
-         setAttributeNodeNS: function setAttributeNodeNS(newAttr) {
-           return this.attributes.setNamedItemNS(newAttr);
-         },
-         removeAttributeNode: function removeAttributeNode(oldAttr) {
-           //console.log(this == oldAttr.ownerElement)
-           return this.attributes.removeNamedItem(oldAttr.nodeName);
-         },
-         //get real attribute name,and remove it by removeAttributeNode
-         removeAttributeNS: function removeAttributeNS(namespaceURI, localName) {
-           var old = this.getAttributeNodeNS(namespaceURI, localName);
-           old && this.removeAttributeNode(old);
-         },
-         hasAttributeNS: function hasAttributeNS(namespaceURI, localName) {
-           return this.getAttributeNodeNS(namespaceURI, localName) != null;
-         },
-         getAttributeNS: function getAttributeNS(namespaceURI, localName) {
-           var attr = this.getAttributeNodeNS(namespaceURI, localName);
-           return attr && attr.value || '';
-         },
-         setAttributeNS: function setAttributeNS(namespaceURI, qualifiedName, value) {
-           var attr = this.ownerDocument.createAttributeNS(namespaceURI, qualifiedName);
-           attr.value = attr.nodeValue = "" + value;
-           this.setAttributeNode(attr);
-         },
-         getAttributeNodeNS: function getAttributeNodeNS(namespaceURI, localName) {
-           return this.attributes.getNamedItemNS(namespaceURI, localName);
-         },
-         getElementsByTagName: function getElementsByTagName(tagName) {
-           return new LiveNodeList(this, function (base) {
-             var ls = [];
 
-             _visitNode(base, function (node) {
-               if (node !== base && node.nodeType == ELEMENT_NODE && (tagName === '*' || node.tagName == tagName)) {
-                 ls.push(node);
-               }
-             });
-
-             return ls;
+         function closeTownHall() {
+           if (!isTownHallSelected()) return clickTownHall();
+           var selector = '.entity-editor-pane button.close svg use';
+           var href = select(selector).attr('href') || '#iD-icon-close';
+           reveal('.entity-editor-pane', helpHtml('intro.navigation.close_townhall', {
+             button: {
+               html: icon(href, 'inline')
+             }
+           }));
+           context.on('exit.intro', function () {
+             continueTo(searchStreet);
            });
-         },
-         getElementsByTagNameNS: function getElementsByTagNameNS(namespaceURI, localName) {
-           return new LiveNodeList(this, function (base) {
-             var ls = [];
-
-             _visitNode(base, function (node) {
-               if (node !== base && node.nodeType === ELEMENT_NODE && (namespaceURI === '*' || node.namespaceURI === namespaceURI) && (localName === '*' || node.localName == localName)) {
-                 ls.push(node);
+           context.history().on('change.intro', function () {
+             // update the close icon in the tooltip if the user edits something.
+             var selector = '.entity-editor-pane button.close svg use';
+             var href = select(selector).attr('href') || '#iD-icon-close';
+             reveal('.entity-editor-pane', helpHtml('intro.navigation.close_townhall', {
+               button: {
+                 html: icon(href, 'inline')
                }
+             }), {
+               duration: 0
              });
-
-             return ls;
            });
-         }
-       };
-       Document.prototype.getElementsByTagName = Element.prototype.getElementsByTagName;
-       Document.prototype.getElementsByTagNameNS = Element.prototype.getElementsByTagNameNS;
-
-       _extends(Element, Node);
-
-       function Attr() {}
-       Attr.prototype.nodeType = ATTRIBUTE_NODE;
-
-       _extends(Attr, Node);
-
-       function CharacterData() {}
-       CharacterData.prototype = {
-         data: '',
-         substringData: function substringData(offset, count) {
-           return this.data.substring(offset, offset + count);
-         },
-         appendData: function appendData(text) {
-           text = this.data + text;
-           this.nodeValue = this.data = text;
-           this.length = text.length;
-         },
-         insertData: function insertData(offset, text) {
-           this.replaceData(offset, 0, text);
-         },
-         appendChild: function appendChild(newChild) {
-           throw new Error(ExceptionMessage[HIERARCHY_REQUEST_ERR]);
-         },
-         deleteData: function deleteData(offset, count) {
-           this.replaceData(offset, count, "");
-         },
-         replaceData: function replaceData(offset, count, text) {
-           var start = this.data.substring(0, offset);
-           var end = this.data.substring(offset + count);
-           text = start + text + end;
-           this.nodeValue = this.data = text;
-           this.length = text.length;
-         }
-       };
-
-       _extends(CharacterData, Node);
 
-       function Text() {}
-       Text.prototype = {
-         nodeName: "#text",
-         nodeType: TEXT_NODE,
-         splitText: function splitText(offset) {
-           var text = this.data;
-           var newText = text.substring(offset);
-           text = text.substring(0, offset);
-           this.data = this.nodeValue = text;
-           this.length = text.length;
-           var newNode = this.ownerDocument.createTextNode(newText);
-
-           if (this.parentNode) {
-             this.parentNode.insertBefore(newNode, this.nextSibling);
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
            }
-
-           return newNode;
          }
-       };
-
-       _extends(Text, CharacterData);
 
-       function Comment() {}
-       Comment.prototype = {
-         nodeName: "#comment",
-         nodeType: COMMENT_NODE
-       };
-
-       _extends(Comment, CharacterData);
-
-       function CDATASection() {}
-       CDATASection.prototype = {
-         nodeName: "#cdata-section",
-         nodeType: CDATA_SECTION_NODE
-       };
+         function searchStreet() {
+           context.enter(modeBrowse(context));
+           context.history().reset('initial'); // ensure spring street exists
 
-       _extends(CDATASection, CharacterData);
+           var msec = transitionTime(springStreet, context.map().center());
 
-       function DocumentType() {}
-       DocumentType.prototype.nodeType = DOCUMENT_TYPE_NODE;
+           if (msec) {
+             reveal(null, null, {
+               duration: 0
+             });
+           }
 
-       _extends(DocumentType, Node);
+           context.map().centerZoomEase(springStreet, 19, msec); // ..and user can see it
 
-       function Notation() {}
-       Notation.prototype.nodeType = NOTATION_NODE;
+           timeout(function () {
+             reveal('.search-header input', helpHtml('intro.navigation.search_street', {
+               name: _t('intro.graph.name.spring-street')
+             }));
+             context.container().select('.search-header input').on('keyup.intro', checkSearchResult);
+           }, msec + 100);
+         }
 
-       _extends(Notation, Node);
+         function checkSearchResult() {
+           var first = context.container().select('.feature-list-item:nth-child(0n+2)'); // skip "No Results" item
 
-       function Entity() {}
-       Entity.prototype.nodeType = ENTITY_NODE;
+           var firstName = first.select('.entity-name');
+           var name = _t('intro.graph.name.spring-street');
 
-       _extends(Entity, Node);
+           if (!firstName.empty() && firstName.html() === name) {
+             reveal(first.node(), helpHtml('intro.navigation.choose_street', {
+               name: name
+             }), {
+               duration: 300
+             });
+             context.on('exit.intro', function () {
+               continueTo(selectedStreet);
+             });
+             context.container().select('.search-header input').on('keydown.intro', eventCancel, true).on('keyup.intro', null);
+           }
 
-       function EntityReference() {}
-       EntityReference.prototype.nodeType = ENTITY_REFERENCE_NODE;
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             context.container().select('.search-header input').on('keydown.intro', null).on('keyup.intro', null);
+             nextStep();
+           }
+         }
 
-       _extends(EntityReference, Node);
+         function selectedStreet() {
+           if (!context.hasEntity(springStreetEndId) || !context.hasEntity(springStreetId)) {
+             return searchStreet();
+           }
 
-       function DocumentFragment() {}
-       DocumentFragment.prototype.nodeName = "#document-fragment";
-       DocumentFragment.prototype.nodeType = DOCUMENT_FRAGMENT_NODE;
+           var onClick = function onClick() {
+             continueTo(editorStreet);
+           };
 
-       _extends(DocumentFragment, Node);
+           var entity = context.entity(springStreetEndId);
+           var box = pointBox(entity.loc, context);
+           box.height = 500;
+           reveal(box, helpHtml('intro.navigation.selected_street', {
+             name: _t('intro.graph.name.spring-street')
+           }), {
+             duration: 600,
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: onClick
+           });
+           timeout(function () {
+             context.map().on('move.intro drawn.intro', function () {
+               var entity = context.hasEntity(springStreetEndId);
+               if (!entity) return;
+               var box = pointBox(entity.loc, context);
+               box.height = 500;
+               reveal(box, helpHtml('intro.navigation.selected_street', {
+                 name: _t('intro.graph.name.spring-street')
+               }), {
+                 duration: 0,
+                 buttonText: _t.html('intro.ok'),
+                 buttonCallback: onClick
+               });
+             });
+           }, 600); // after reveal.
 
-       function ProcessingInstruction() {}
+           context.on('enter.intro', function (mode) {
+             if (!context.hasEntity(springStreetId)) {
+               return continueTo(searchStreet);
+             }
 
-       ProcessingInstruction.prototype.nodeType = PROCESSING_INSTRUCTION_NODE;
+             var ids = context.selectedIDs();
 
-       _extends(ProcessingInstruction, Node);
+             if (mode.id !== 'select' || !ids.length || ids[0] !== springStreetId) {
+               // keep Spring Street selected..
+               context.enter(modeSelect(context, [springStreetId]));
+             }
+           });
+           context.history().on('change.intro', function () {
+             if (!context.hasEntity(springStreetEndId) || !context.hasEntity(springStreetId)) {
+               timeout(function () {
+                 continueTo(searchStreet);
+               }, 300); // after any transition (e.g. if user deleted intersection)
+             }
+           });
 
-       function XMLSerializer$1() {}
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
+           }
+         }
 
-       XMLSerializer$1.prototype.serializeToString = function (node, isHtml, nodeFilter) {
-         return nodeSerializeToString.call(node, isHtml, nodeFilter);
-       };
+         function editorStreet() {
+           var selector = '.entity-editor-pane button.close svg use';
+           var href = select(selector).attr('href') || '#iD-icon-close';
+           reveal('.entity-editor-pane', helpHtml('intro.navigation.street_different_fields') + '{br}' + helpHtml('intro.navigation.editor_street', {
+             button: {
+               html: icon(href, 'inline')
+             },
+             field1: {
+               html: onewayField.label()
+             },
+             field2: {
+               html: maxspeedField.label()
+             }
+           }));
+           context.on('exit.intro', function () {
+             continueTo(play);
+           });
+           context.history().on('change.intro', function () {
+             // update the close icon in the tooltip if the user edits something.
+             var selector = '.entity-editor-pane button.close svg use';
+             var href = select(selector).attr('href') || '#iD-icon-close';
+             reveal('.entity-editor-pane', helpHtml('intro.navigation.street_different_fields') + '{br}' + helpHtml('intro.navigation.editor_street', {
+               button: {
+                 html: icon(href, 'inline')
+               },
+               field1: {
+                 html: onewayField.label()
+               },
+               field2: {
+                 html: maxspeedField.label()
+               }
+             }), {
+               duration: 0
+             });
+           });
 
-       Node.prototype.toString = nodeSerializeToString;
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
+           }
+         }
 
-       function nodeSerializeToString(isHtml, nodeFilter) {
-         var buf = [];
-         var refNode = this.nodeType == 9 ? this.documentElement : this;
-         var prefix = refNode.prefix;
-         var uri = refNode.namespaceURI;
+         function play() {
+           dispatch.call('done');
+           reveal('.ideditor', helpHtml('intro.navigation.play', {
+             next: _t('intro.points.title')
+           }), {
+             tooltipBox: '.intro-nav-wrap .chapter-point',
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               reveal('.ideditor');
+             }
+           });
+         }
 
-         if (uri && prefix == null) {
-           //console.log(prefix)
-           var prefix = refNode.lookupPrefix(uri);
+         chapter.enter = function () {
+           dragMap();
+         };
 
-           if (prefix == null) {
-             //isHTML = true;
-             var visibleNamespaces = [{
-               namespace: uri,
-               prefix: null
-             } //{namespace:uri,prefix:''}
-             ];
-           }
-         }
+         chapter.exit = function () {
+           timeouts.forEach(window.clearTimeout);
+           context.on('enter.intro exit.intro', null);
+           context.map().on('move.intro drawn.intro', null);
+           context.history().on('change.intro', null);
+           context.container().select('.inspector-wrap').on('wheel.intro', null);
+           context.container().select('.search-header input').on('keydown.intro keyup.intro', null);
+         };
 
-         serializeToString(this, buf, isHtml, nodeFilter, visibleNamespaces); //console.log('###',this.nodeType,uri,prefix,buf.join(''))
+         chapter.restart = function () {
+           chapter.exit();
+           chapter.enter();
+         };
 
-         return buf.join('');
+         return utilRebind(chapter, dispatch, 'on');
        }
 
-       function needNamespaceDefine(node, isHTML, visibleNamespaces) {
-         var prefix = node.prefix || '';
-         var uri = node.namespaceURI;
+       function uiIntroPoint(context, reveal) {
+         var dispatch = dispatch$8('done');
+         var timeouts = [];
+         var intersection = [-85.63279, 41.94394];
+         var building = [-85.632422, 41.944045];
+         var cafePreset = _mainPresetIndex.item('amenity/cafe');
+         var _pointID = null;
+         var chapter = {
+           title: 'intro.points.title'
+         };
 
-         if (!prefix && !uri) {
-           return false;
+         function timeout(f, t) {
+           timeouts.push(window.setTimeout(f, t));
          }
 
-         if (prefix === "xml" && uri === "http://www.w3.org/XML/1998/namespace" || uri == 'http://www.w3.org/2000/xmlns/') {
-           return false;
+         function eventCancel(d3_event) {
+           d3_event.stopPropagation();
+           d3_event.preventDefault();
          }
 
-         var i = visibleNamespaces.length; //console.log('@@@@',node.tagName,prefix,uri,visibleNamespaces)
-
-         while (i--) {
-           var ns = visibleNamespaces[i]; // get namespace prefix
-           //console.log(node.nodeType,node.tagName,ns.prefix,prefix)
+         function addPoint() {
+           context.enter(modeBrowse(context));
+           context.history().reset('initial');
+           var msec = transitionTime(intersection, context.map().center());
 
-           if (ns.prefix == prefix) {
-             return ns.namespace != uri;
+           if (msec) {
+             reveal(null, null, {
+               duration: 0
+             });
            }
-         } //console.log(isHTML,uri,prefix=='')
-         //if(isHTML && prefix ==null && uri == 'http://www.w3.org/1999/xhtml'){
-         //    return false;
-         //}
-         //node.flag = '11111'
-         //console.error(3,true,node.flag,node.prefix,node.namespaceURI)
 
+           context.map().centerZoomEase(intersection, 19, msec);
+           timeout(function () {
+             var tooltip = reveal('button.add-point', helpHtml('intro.points.points_info') + '{br}' + helpHtml('intro.points.add_point'));
+             _pointID = null;
+             tooltip.selectAll('.popover-inner').insert('svg', 'span').attr('class', 'tooltip-illustration').append('use').attr('xlink:href', '#iD-graphic-points');
+             context.on('enter.intro', function (mode) {
+               if (mode.id !== 'add-point') return;
+               continueTo(placePoint);
+             });
+           }, msec + 100);
 
-         return true;
-       }
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             nextStep();
+           }
+         }
 
-       function serializeToString(node, buf, isHTML, nodeFilter, visibleNamespaces) {
-         if (nodeFilter) {
-           node = nodeFilter(node);
+         function placePoint() {
+           if (context.mode().id !== 'add-point') {
+             return chapter.restart();
+           }
 
-           if (node) {
-             if (typeof node == 'string') {
-               buf.push(node);
-               return;
-             }
-           } else {
-             return;
-           } //buf.sort.apply(attrs, attributeSorter);
+           var pointBox = pad(building, 150, context);
+           var textId = context.lastPointerType() === 'mouse' ? 'place_point' : 'place_point_touch';
+           reveal(pointBox, helpHtml('intro.points.' + textId));
+           context.map().on('move.intro drawn.intro', function () {
+             pointBox = pad(building, 150, context);
+             reveal(pointBox, helpHtml('intro.points.' + textId), {
+               duration: 0
+             });
+           });
+           context.on('enter.intro', function (mode) {
+             if (mode.id !== 'select') return chapter.restart();
+             _pointID = context.mode().selectedIDs()[0];
+             continueTo(searchPreset);
+           });
 
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
+           }
          }
 
-         switch (node.nodeType) {
-           case ELEMENT_NODE:
-             if (!visibleNamespaces) visibleNamespaces = [];
-             var startVisibleNamespaces = visibleNamespaces.length;
-             var attrs = node.attributes;
-             var len = attrs.length;
-             var child = node.firstChild;
-             var nodeName = node.tagName;
-             isHTML = htmlns === node.namespaceURI || isHTML;
-             buf.push('<', nodeName);
+         function searchPreset() {
+           if (context.mode().id !== 'select' || !_pointID || !context.hasEntity(_pointID)) {
+             return addPoint();
+           } // disallow scrolling
 
-             for (var i = 0; i < len; i++) {
-               // add namespaces for attributes
-               var attr = attrs.item(i);
 
-               if (attr.prefix == 'xmlns') {
-                 visibleNamespaces.push({
-                   prefix: attr.localName,
-                   namespace: attr.value
-                 });
-               } else if (attr.nodeName == 'xmlns') {
-                 visibleNamespaces.push({
-                   prefix: '',
-                   namespace: attr.value
-                 });
-               }
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+           context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
+           reveal('.preset-search-input', helpHtml('intro.points.search_cafe', {
+             preset: cafePreset.name()
+           }));
+           context.on('enter.intro', function (mode) {
+             if (!_pointID || !context.hasEntity(_pointID)) {
+               return continueTo(addPoint);
              }
 
-             for (var i = 0; i < len; i++) {
-               var attr = attrs.item(i);
+             var ids = context.selectedIDs();
 
-               if (needNamespaceDefine(attr, isHTML, visibleNamespaces)) {
-                 var prefix = attr.prefix || '';
-                 var uri = attr.namespaceURI;
-                 var ns = prefix ? ' xmlns:' + prefix : " xmlns";
-                 buf.push(ns, '="', uri, '"');
-                 visibleNamespaces.push({
-                   prefix: prefix,
-                   namespace: uri
-                 });
-               }
+             if (mode.id !== 'select' || !ids.length || ids[0] !== _pointID) {
+               // keep the user's point selected..
+               context.enter(modeSelect(context, [_pointID])); // disallow scrolling
 
-               serializeToString(attr, buf, isHTML, nodeFilter, visibleNamespaces);
-             } // add namespace for current node               
+               context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+               context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
+               reveal('.preset-search-input', helpHtml('intro.points.search_cafe', {
+                 preset: cafePreset.name()
+               }));
+               context.history().on('change.intro', null);
+             }
+           });
 
+           function checkPresetSearch() {
+             var first = context.container().select('.preset-list-item:first-child');
 
-             if (needNamespaceDefine(node, isHTML, visibleNamespaces)) {
-               var prefix = node.prefix || '';
-               var uri = node.namespaceURI;
-               var ns = prefix ? ' xmlns:' + prefix : " xmlns";
-               buf.push(ns, '="', uri, '"');
-               visibleNamespaces.push({
-                 prefix: prefix,
-                 namespace: uri
+             if (first.classed('preset-amenity-cafe')) {
+               context.container().select('.preset-search-input').on('keydown.intro', eventCancel, true).on('keyup.intro', null);
+               reveal(first.select('.preset-list-button').node(), helpHtml('intro.points.choose_cafe', {
+                 preset: cafePreset.name()
+               }), {
+                 duration: 300
+               });
+               context.history().on('change.intro', function () {
+                 continueTo(aboutFeatureEditor);
                });
              }
+           }
 
-             if (child || isHTML && !/^(?:meta|link|img|br|hr|input)$/i.test(nodeName)) {
-               buf.push('>'); //if is cdata child node
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             context.history().on('change.intro', null);
+             context.container().select('.inspector-wrap').on('wheel.intro', null);
+             context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
+             nextStep();
+           }
+         }
 
-               if (isHTML && /^script$/i.test(nodeName)) {
-                 while (child) {
-                   if (child.data) {
-                     buf.push(child.data);
-                   } else {
-                     serializeToString(child, buf, isHTML, nodeFilter, visibleNamespaces);
-                   }
+         function aboutFeatureEditor() {
+           if (context.mode().id !== 'select' || !_pointID || !context.hasEntity(_pointID)) {
+             return addPoint();
+           }
 
-                   child = child.nextSibling;
-                 }
-               } else {
-                 while (child) {
-                   serializeToString(child, buf, isHTML, nodeFilter, visibleNamespaces);
-                   child = child.nextSibling;
-                 }
+           timeout(function () {
+             reveal('.entity-editor-pane', helpHtml('intro.points.feature_editor'), {
+               tooltipClass: 'intro-points-describe',
+               buttonText: _t.html('intro.ok'),
+               buttonCallback: function buttonCallback() {
+                 continueTo(addName);
                }
+             });
+           }, 400);
+           context.on('exit.intro', function () {
+             // if user leaves select mode here, just continue with the tutorial.
+             continueTo(reselectPoint);
+           });
 
-               buf.push('</', nodeName, '>');
-             } else {
-               buf.push('/>');
-             } // remove added visible namespaces
-             //visibleNamespaces.length = startVisibleNamespaces;
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             nextStep();
+           }
+         }
 
+         function addName() {
+           if (context.mode().id !== 'select' || !_pointID || !context.hasEntity(_pointID)) {
+             return addPoint();
+           } // reset pane, in case user happened to change it..
 
-             return;
 
-           case DOCUMENT_NODE:
-           case DOCUMENT_FRAGMENT_NODE:
-             var child = node.firstChild;
+           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
+           var addNameString = helpHtml('intro.points.fields_info') + '{br}' + helpHtml('intro.points.add_name');
+           timeout(function () {
+             // It's possible for the user to add a name in a previous step..
+             // If so, don't tell them to add the name in this step.
+             // Give them an OK button instead.
+             var entity = context.entity(_pointID);
 
-             while (child) {
-               serializeToString(child, buf, isHTML, nodeFilter, visibleNamespaces);
-               child = child.nextSibling;
+             if (entity.tags.name) {
+               var tooltip = reveal('.entity-editor-pane', addNameString, {
+                 tooltipClass: 'intro-points-describe',
+                 buttonText: _t.html('intro.ok'),
+                 buttonCallback: function buttonCallback() {
+                   continueTo(addCloseEditor);
+                 }
+               });
+               tooltip.select('.instruction').style('display', 'none');
+             } else {
+               reveal('.entity-editor-pane', addNameString, {
+                 tooltipClass: 'intro-points-describe'
+               });
              }
+           }, 400);
+           context.history().on('change.intro', function () {
+             continueTo(addCloseEditor);
+           });
+           context.on('exit.intro', function () {
+             // if user leaves select mode here, just continue with the tutorial.
+             continueTo(reselectPoint);
+           });
 
-             return;
-
-           case ATTRIBUTE_NODE:
-             return buf.push(' ', node.name, '="', node.value.replace(/[<&"]/g, _xmlEncoder), '"');
-
-           case TEXT_NODE:
-             return buf.push(node.data.replace(/[<&]/g, _xmlEncoder));
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
+           }
+         }
 
-           case CDATA_SECTION_NODE:
-             return buf.push('<![CDATA[', node.data, ']]>');
+         function addCloseEditor() {
+           // reset pane, in case user happened to change it..
+           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
+           var selector = '.entity-editor-pane button.close svg use';
+           var href = select(selector).attr('href') || '#iD-icon-close';
+           context.on('exit.intro', function () {
+             continueTo(reselectPoint);
+           });
+           reveal('.entity-editor-pane', helpHtml('intro.points.add_close', {
+             button: {
+               html: icon(href, 'inline')
+             }
+           }));
 
-           case COMMENT_NODE:
-             return buf.push("<!--", node.data, "-->");
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             nextStep();
+           }
+         }
 
-           case DOCUMENT_TYPE_NODE:
-             var pubid = node.publicId;
-             var sysid = node.systemId;
-             buf.push('<!DOCTYPE ', node.name);
+         function reselectPoint() {
+           if (!_pointID) return chapter.restart();
+           var entity = context.hasEntity(_pointID);
+           if (!entity) return chapter.restart(); // make sure it's still a cafe, in case user somehow changed it..
 
-             if (pubid) {
-               buf.push(' PUBLIC "', pubid);
+           var oldPreset = _mainPresetIndex.match(entity, context.graph());
+           context.replace(actionChangePreset(_pointID, oldPreset, cafePreset));
+           context.enter(modeBrowse(context));
+           var msec = transitionTime(entity.loc, context.map().center());
 
-               if (sysid && sysid != '.') {
-                 buf.push('" "', sysid);
-               }
+           if (msec) {
+             reveal(null, null, {
+               duration: 0
+             });
+           }
 
-               buf.push('">');
-             } else if (sysid && sysid != '.') {
-               buf.push(' SYSTEM "', sysid, '">');
-             } else {
-               var sub = node.internalSubset;
+           context.map().centerEase(entity.loc, msec);
+           timeout(function () {
+             var box = pointBox(entity.loc, context);
+             reveal(box, helpHtml('intro.points.reselect'), {
+               duration: 600
+             });
+             timeout(function () {
+               context.map().on('move.intro drawn.intro', function () {
+                 var entity = context.hasEntity(_pointID);
+                 if (!entity) return chapter.restart();
+                 var box = pointBox(entity.loc, context);
+                 reveal(box, helpHtml('intro.points.reselect'), {
+                   duration: 0
+                 });
+               });
+             }, 600); // after reveal..
 
-               if (sub) {
-                 buf.push(" [", sub, "]");
-               }
+             context.on('enter.intro', function (mode) {
+               if (mode.id !== 'select') return;
+               continueTo(updatePoint);
+             });
+           }, msec + 100);
 
-               buf.push(">");
-             }
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
+           }
+         }
 
-             return;
+         function updatePoint() {
+           if (context.mode().id !== 'select' || !_pointID || !context.hasEntity(_pointID)) {
+             return continueTo(reselectPoint);
+           } // reset pane, in case user happened to untag the point..
 
-           case PROCESSING_INSTRUCTION_NODE:
-             return buf.push("<?", node.target, " ", node.data, "?>");
 
-           case ENTITY_REFERENCE_NODE:
-             return buf.push('&', node.nodeName, ';');
-           //case ENTITY_NODE:
-           //case NOTATION_NODE:
+           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
+           context.on('exit.intro', function () {
+             continueTo(reselectPoint);
+           });
+           context.history().on('change.intro', function () {
+             continueTo(updateCloseEditor);
+           });
+           timeout(function () {
+             reveal('.entity-editor-pane', helpHtml('intro.points.update'), {
+               tooltipClass: 'intro-points-describe'
+             });
+           }, 400);
 
-           default:
-             buf.push('??', node.nodeName);
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
+           }
          }
-       }
 
-       function _importNode(doc, node, deep) {
-         var node2;
-
-         switch (node.nodeType) {
-           case ELEMENT_NODE:
-             node2 = node.cloneNode(false);
-             node2.ownerDocument = doc;
-           //var attrs = node2.attributes;
-           //var len = attrs.length;
-           //for(var i=0;i<len;i++){
-           //node2.setAttributeNodeNS(importNode(doc,attrs.item(i),deep));
-           //}
+         function updateCloseEditor() {
+           if (context.mode().id !== 'select' || !_pointID || !context.hasEntity(_pointID)) {
+             return continueTo(reselectPoint);
+           } // reset pane, in case user happened to change it..
 
-           case DOCUMENT_FRAGMENT_NODE:
-             break;
 
-           case ATTRIBUTE_NODE:
-             deep = true;
-             break;
-           //case ENTITY_REFERENCE_NODE:
-           //case PROCESSING_INSTRUCTION_NODE:
-           ////case TEXT_NODE:
-           //case CDATA_SECTION_NODE:
-           //case COMMENT_NODE:
-           //  deep = false;
-           //  break;
-           //case DOCUMENT_NODE:
-           //case DOCUMENT_TYPE_NODE:
-           //cannot be imported.
-           //case ENTITY_NODE:
-           //case NOTATION_NODE:
-           //can not hit in level3
-           //default:throw e;
-         }
+           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
+           context.on('exit.intro', function () {
+             continueTo(rightClickPoint);
+           });
+           timeout(function () {
+             reveal('.entity-editor-pane', helpHtml('intro.points.update_close', {
+               button: {
+                 html: icon('#iD-icon-close', 'inline')
+               }
+             }));
+           }, 500);
 
-         if (!node2) {
-           node2 = node.cloneNode(false); //false
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             nextStep();
+           }
          }
 
-         node2.ownerDocument = doc;
-         node2.parentNode = null;
+         function rightClickPoint() {
+           if (!_pointID) return chapter.restart();
+           var entity = context.hasEntity(_pointID);
+           if (!entity) return chapter.restart();
+           context.enter(modeBrowse(context));
+           var box = pointBox(entity.loc, context);
+           var textId = context.lastPointerType() === 'mouse' ? 'rightclick' : 'edit_menu_touch';
+           reveal(box, helpHtml('intro.points.' + textId), {
+             duration: 600
+           });
+           timeout(function () {
+             context.map().on('move.intro', function () {
+               var entity = context.hasEntity(_pointID);
+               if (!entity) return chapter.restart();
+               var box = pointBox(entity.loc, context);
+               reveal(box, helpHtml('intro.points.' + textId), {
+                 duration: 0
+               });
+             });
+           }, 600); // after reveal
 
-         if (deep) {
-           var child = node.firstChild;
+           context.on('enter.intro', function (mode) {
+             if (mode.id !== 'select') return;
+             var ids = context.selectedIDs();
+             if (ids.length !== 1 || ids[0] !== _pointID) return;
+             timeout(function () {
+               var node = selectMenuItem(context, 'delete').node();
+               if (!node) return;
+               continueTo(enterDelete);
+             }, 50); // after menu visible
+           });
 
-           while (child) {
-             node2.appendChild(_importNode(doc, child, deep));
-             child = child.nextSibling;
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             context.map().on('move.intro', null);
+             nextStep();
            }
          }
 
-         return node2;
-       } //
-       //var _relationMap = {firstChild:1,lastChild:1,previousSibling:1,nextSibling:1,
-       //                                      attributes:1,childNodes:1,parentNode:1,documentElement:1,doctype,};
-
-
-       function _cloneNode(doc, node, deep) {
-         var node2 = new node.constructor();
-
-         for (var n in node) {
-           var v = node[n];
+         function enterDelete() {
+           if (!_pointID) return chapter.restart();
+           var entity = context.hasEntity(_pointID);
+           if (!entity) return chapter.restart();
+           var node = selectMenuItem(context, 'delete').node();
 
-           if (_typeof(v) != 'object') {
-             if (v != node2[n]) {
-               node2[n] = v;
-             }
+           if (!node) {
+             return continueTo(rightClickPoint);
            }
-         }
-
-         if (node.childNodes) {
-           node2.childNodes = new NodeList();
-         }
-
-         node2.ownerDocument = doc;
 
-         switch (node2.nodeType) {
-           case ELEMENT_NODE:
-             var attrs = node.attributes;
-             var attrs2 = node2.attributes = new NamedNodeMap();
-             var len = attrs.length;
-             attrs2._ownerElement = node2;
+           reveal('.edit-menu', helpHtml('intro.points.delete'), {
+             padding: 50
+           });
+           timeout(function () {
+             context.map().on('move.intro', function () {
+               reveal('.edit-menu', helpHtml('intro.points.delete'), {
+                 duration: 0,
+                 padding: 50
+               });
+             });
+           }, 300); // after menu visible
 
-             for (var i = 0; i < len; i++) {
-               node2.setAttributeNode(_cloneNode(doc, attrs.item(i), true));
+           context.on('exit.intro', function () {
+             if (!_pointID) return chapter.restart();
+             var entity = context.hasEntity(_pointID);
+             if (entity) return continueTo(rightClickPoint); // point still exists
+           });
+           context.history().on('change.intro', function (changed) {
+             if (changed.deleted().length) {
+               continueTo(undo);
              }
+           });
 
-             break;
-
-           case ATTRIBUTE_NODE:
-             deep = true;
+           function continueTo(nextStep) {
+             context.map().on('move.intro', null);
+             context.history().on('change.intro', null);
+             context.on('exit.intro', null);
+             nextStep();
+           }
          }
 
-         if (deep) {
-           var child = node.firstChild;
+         function undo() {
+           context.history().on('change.intro', function () {
+             continueTo(play);
+           });
+           reveal('.top-toolbar button.undo-button', helpHtml('intro.points.undo'));
 
-           while (child) {
-             node2.appendChild(_cloneNode(doc, child, deep));
-             child = child.nextSibling;
+           function continueTo(nextStep) {
+             context.history().on('change.intro', null);
+             nextStep();
            }
          }
 
-         return node2;
-       }
-
-       function __set__(object, key, value) {
-         object[key] = value;
-       } //do dynamic
-
-
-       try {
-         if (Object.defineProperty) {
-           var getTextContent = function getTextContent(node) {
-             switch (node.nodeType) {
-               case ELEMENT_NODE:
-               case DOCUMENT_FRAGMENT_NODE:
-                 var buf = [];
-                 node = node.firstChild;
-
-                 while (node) {
-                   if (node.nodeType !== 7 && node.nodeType !== 8) {
-                     buf.push(getTextContent(node));
-                   }
-
-                   node = node.nextSibling;
-                 }
-
-                 return buf.join('');
-
-               default:
-                 return node.nodeValue;
-             }
-           };
-
-           Object.defineProperty(LiveNodeList.prototype, 'length', {
-             get: function get() {
-               _updateLiveList(this);
-
-               return this.$$length;
+         function play() {
+           dispatch.call('done');
+           reveal('.ideditor', helpHtml('intro.points.play', {
+             next: _t('intro.areas.title')
+           }), {
+             tooltipBox: '.intro-nav-wrap .chapter-area',
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               reveal('.ideditor');
              }
            });
-           Object.defineProperty(Node.prototype, 'textContent', {
-             get: function get() {
-               return getTextContent(this);
-             },
-             set: function set(data) {
-               switch (this.nodeType) {
-                 case ELEMENT_NODE:
-                 case DOCUMENT_FRAGMENT_NODE:
-                   while (this.firstChild) {
-                     this.removeChild(this.firstChild);
-                   }
+         }
 
-                   if (data || String(data)) {
-                     this.appendChild(this.ownerDocument.createTextNode(data));
-                   }
+         chapter.enter = function () {
+           addPoint();
+         };
 
-                   break;
+         chapter.exit = function () {
+           timeouts.forEach(window.clearTimeout);
+           context.on('enter.intro exit.intro', null);
+           context.map().on('move.intro drawn.intro', null);
+           context.history().on('change.intro', null);
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+           context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
+         };
 
-                 default:
-                   //TODO:
-                   this.data = data;
-                   this.value = data;
-                   this.nodeValue = data;
-               }
-             }
-           });
+         chapter.restart = function () {
+           chapter.exit();
+           chapter.enter();
+         };
 
-           __set__ = function __set__(object, key, value) {
-             //console.log(value)
-             object['$$' + key] = value;
-           };
-         }
-       } catch (e) {//ie8
-       } //if(typeof require == 'function'){
+         return utilRebind(chapter, dispatch, 'on');
+       }
 
+       function uiIntroArea(context, reveal) {
+         var dispatch = dispatch$8('done');
+         var playground = [-85.63552, 41.94159];
+         var playgroundPreset = _mainPresetIndex.item('leisure/playground');
+         var nameField = _mainPresetIndex.field('name');
+         var descriptionField = _mainPresetIndex.field('description');
+         var timeouts = [];
 
-       var DOMImplementation_1 = DOMImplementation;
-       var XMLSerializer_1 = XMLSerializer$1; //}
+         var _areaID;
 
-       var dom = {
-         DOMImplementation: DOMImplementation_1,
-         XMLSerializer: XMLSerializer_1
-       };
+         var chapter = {
+           title: 'intro.areas.title'
+         };
 
-       var domParser = createCommonjsModule(function (module, exports) {
-         function DOMParser(options) {
-           this.options = options || {
-             locator: {}
-           };
+         function timeout(f, t) {
+           timeouts.push(window.setTimeout(f, t));
          }
 
-         DOMParser.prototype.parseFromString = function (source, mimeType) {
-           var options = this.options;
-           var sax = new XMLReader();
-           var domBuilder = options.domBuilder || new DOMHandler(); //contentHandler and LexicalHandler
-
-           var errorHandler = options.errorHandler;
-           var locator = options.locator;
-           var defaultNSMap = options.xmlns || {};
-           var entityMap = {
-             'lt': '<',
-             'gt': '>',
-             'amp': '&',
-             'quot': '"',
-             'apos': "'"
-           };
+         function eventCancel(d3_event) {
+           d3_event.stopPropagation();
+           d3_event.preventDefault();
+         }
 
-           if (locator) {
-             domBuilder.setDocumentLocator(locator);
-           }
+         function revealPlayground(center, text, options) {
+           var padding = 180 * Math.pow(2, context.map().zoom() - 19.5);
+           var box = pad(center, padding, context);
+           reveal(box, text, options);
+         }
 
-           sax.errorHandler = buildErrorHandler(errorHandler, domBuilder, locator);
-           sax.domBuilder = options.domBuilder || domBuilder;
+         function addArea() {
+           context.enter(modeBrowse(context));
+           context.history().reset('initial');
+           _areaID = null;
+           var msec = transitionTime(playground, context.map().center());
 
-           if (/\/x?html?$/.test(mimeType)) {
-             entityMap.nbsp = '\xa0';
-             entityMap.copy = '\xa9';
-             defaultNSMap[''] = 'http://www.w3.org/1999/xhtml';
+           if (msec) {
+             reveal(null, null, {
+               duration: 0
+             });
            }
 
-           defaultNSMap.xml = defaultNSMap.xml || 'http://www.w3.org/XML/1998/namespace';
+           context.map().centerZoomEase(playground, 19, msec);
+           timeout(function () {
+             var tooltip = reveal('button.add-area', helpHtml('intro.areas.add_playground'));
+             tooltip.selectAll('.popover-inner').insert('svg', 'span').attr('class', 'tooltip-illustration').append('use').attr('xlink:href', '#iD-graphic-areas');
+             context.on('enter.intro', function (mode) {
+               if (mode.id !== 'add-area') return;
+               continueTo(startPlayground);
+             });
+           }, msec + 100);
 
-           if (source) {
-             sax.parse(source, defaultNSMap, entityMap);
-           } else {
-             sax.errorHandler.error("invalid doc source");
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             nextStep();
            }
+         }
 
-           return domBuilder.doc;
-         };
-
-         function buildErrorHandler(errorImpl, domBuilder, locator) {
-           if (!errorImpl) {
-             if (domBuilder instanceof DOMHandler) {
-               return domBuilder;
-             }
-
-             errorImpl = domBuilder;
+         function startPlayground() {
+           if (context.mode().id !== 'add-area') {
+             return chapter.restart();
            }
 
-           var errorHandler = {};
-           var isCallback = errorImpl instanceof Function;
-           locator = locator || {};
-
-           function build(key) {
-             var fn = errorImpl[key];
-
-             if (!fn && isCallback) {
-               fn = errorImpl.length == 2 ? function (msg) {
-                 errorImpl(key, msg);
-               } : errorImpl;
-             }
+           _areaID = null;
+           context.map().zoomEase(19.5, 500);
+           timeout(function () {
+             var textId = context.lastPointerType() === 'mouse' ? 'starting_node_click' : 'starting_node_tap';
+             var startDrawString = helpHtml('intro.areas.start_playground') + helpHtml('intro.areas.' + textId);
+             revealPlayground(playground, startDrawString, {
+               duration: 250
+             });
+             timeout(function () {
+               context.map().on('move.intro drawn.intro', function () {
+                 revealPlayground(playground, startDrawString, {
+                   duration: 0
+                 });
+               });
+               context.on('enter.intro', function (mode) {
+                 if (mode.id !== 'draw-area') return chapter.restart();
+                 continueTo(continuePlayground);
+               });
+             }, 250); // after reveal
+           }, 550); // after easing
 
-             errorHandler[key] = fn && function (msg) {
-               fn('[xmldom ' + key + ']\t' + msg + _locator(locator));
-             } || function () {};
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
            }
-
-           build('warning');
-           build('error');
-           build('fatalError');
-           return errorHandler;
-         } //console.log('#\n\n\n\n\n\n\n####')
-
-         /**
-          * +ContentHandler+ErrorHandler
-          * +LexicalHandler+EntityResolver2
-          * -DeclHandler-DTDHandler 
-          * 
-          * DefaultHandler:EntityResolver, DTDHandler, ContentHandler, ErrorHandler
-          * DefaultHandler2:DefaultHandler,LexicalHandler, DeclHandler, EntityResolver2
-          * @link http://www.saxproject.org/apidoc/org/xml/sax/helpers/DefaultHandler.html
-          */
-
-
-         function DOMHandler() {
-           this.cdata = false;
          }
 
-         function position(locator, node) {
-           node.lineNumber = locator.lineNumber;
-           node.columnNumber = locator.columnNumber;
-         }
-         /**
-          * @see org.xml.sax.ContentHandler#startDocument
-          * @link http://www.saxproject.org/apidoc/org/xml/sax/ContentHandler.html
-          */
-
+         function continuePlayground() {
+           if (context.mode().id !== 'draw-area') {
+             return chapter.restart();
+           }
 
-         DOMHandler.prototype = {
-           startDocument: function startDocument() {
-             this.doc = new DOMImplementation().createDocument(null, null, null);
+           _areaID = null;
+           revealPlayground(playground, helpHtml('intro.areas.continue_playground'), {
+             duration: 250
+           });
+           timeout(function () {
+             context.map().on('move.intro drawn.intro', function () {
+               revealPlayground(playground, helpHtml('intro.areas.continue_playground'), {
+                 duration: 0
+               });
+             });
+           }, 250); // after reveal
 
-             if (this.locator) {
-               this.doc.documentURI = this.locator.systemId;
-             }
-           },
-           startElement: function startElement(namespaceURI, localName, qName, attrs) {
-             var doc = this.doc;
-             var el = doc.createElementNS(namespaceURI, qName || localName);
-             var len = attrs.length;
-             appendElement(this, el);
-             this.currentElement = el;
-             this.locator && position(this.locator, el);
-
-             for (var i = 0; i < len; i++) {
-               var namespaceURI = attrs.getURI(i);
-               var value = attrs.getValue(i);
-               var qName = attrs.getQName(i);
-               var attr = doc.createAttributeNS(namespaceURI, qName);
-               this.locator && position(attrs.getLocator(i), attr);
-               attr.value = attr.nodeValue = value;
-               el.setAttributeNode(attr);
-             }
-           },
-           endElement: function endElement(namespaceURI, localName, qName) {
-             var current = this.currentElement;
-             var tagName = current.tagName;
-             this.currentElement = current.parentNode;
-           },
-           startPrefixMapping: function startPrefixMapping(prefix, uri) {},
-           endPrefixMapping: function endPrefixMapping(prefix) {},
-           processingInstruction: function processingInstruction(target, data) {
-             var ins = this.doc.createProcessingInstruction(target, data);
-             this.locator && position(this.locator, ins);
-             appendElement(this, ins);
-           },
-           ignorableWhitespace: function ignorableWhitespace(ch, start, length) {},
-           characters: function characters(chars, start, length) {
-             chars = _toString.apply(this, arguments); //console.log(chars)
+           context.on('enter.intro', function (mode) {
+             if (mode.id === 'draw-area') {
+               var entity = context.hasEntity(context.selectedIDs()[0]);
 
-             if (chars) {
-               if (this.cdata) {
-                 var charNode = this.doc.createCDATASection(chars);
+               if (entity && entity.nodes.length >= 6) {
+                 return continueTo(finishPlayground);
                } else {
-                 var charNode = this.doc.createTextNode(chars);
-               }
-
-               if (this.currentElement) {
-                 this.currentElement.appendChild(charNode);
-               } else if (/^\s*$/.test(chars)) {
-                 this.doc.appendChild(charNode); //process xml
+                 return;
                }
-
-               this.locator && position(this.locator, charNode);
-             }
-           },
-           skippedEntity: function skippedEntity(name) {},
-           endDocument: function endDocument() {
-             this.doc.normalize();
-           },
-           setDocumentLocator: function setDocumentLocator(locator) {
-             if (this.locator = locator) {
-               // && !('lineNumber' in locator)){
-               locator.lineNumber = 0;
-             }
-           },
-           //LexicalHandler
-           comment: function comment(chars, start, length) {
-             chars = _toString.apply(this, arguments);
-             var comm = this.doc.createComment(chars);
-             this.locator && position(this.locator, comm);
-             appendElement(this, comm);
-           },
-           startCDATA: function startCDATA() {
-             //used in characters() methods
-             this.cdata = true;
-           },
-           endCDATA: function endCDATA() {
-             this.cdata = false;
-           },
-           startDTD: function startDTD(name, publicId, systemId) {
-             var impl = this.doc.implementation;
-
-             if (impl && impl.createDocumentType) {
-               var dt = impl.createDocumentType(name, publicId, systemId);
-               this.locator && position(this.locator, dt);
-               appendElement(this, dt);
-             }
-           },
-
-           /**
-            * @see org.xml.sax.ErrorHandler
-            * @link http://www.saxproject.org/apidoc/org/xml/sax/ErrorHandler.html
-            */
-           warning: function warning(error) {
-             console.warn('[xmldom warning]\t' + error, _locator(this.locator));
-           },
-           error: function error(_error) {
-             console.error('[xmldom error]\t' + _error, _locator(this.locator));
-           },
-           fatalError: function fatalError(error) {
-             console.error('[xmldom fatalError]\t' + error, _locator(this.locator));
-             throw error;
-           }
-         };
-
-         function _locator(l) {
-           if (l) {
-             return '\n@' + (l.systemId || '') + '#[line:' + l.lineNumber + ',col:' + l.columnNumber + ']';
-           }
-         }
-
-         function _toString(chars, start, length) {
-           if (typeof chars == 'string') {
-             return chars.substr(start, length);
-           } else {
-             //java sax connect width xmldom on rhino(what about: "? && !(chars instanceof String)")
-             if (chars.length >= start + length || start) {
-               return new java.lang.String(chars, start, length) + '';
+             } else if (mode.id === 'select') {
+               _areaID = context.selectedIDs()[0];
+               return continueTo(searchPresets);
+             } else {
+               return chapter.restart();
              }
+           });
 
-             return chars;
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
            }
          }
-         /*
-          * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/LexicalHandler.html
-          * used method of org.xml.sax.ext.LexicalHandler:
-          *  #comment(chars, start, length)
-          *  #startCDATA()
-          *  #endCDATA()
-          *  #startDTD(name, publicId, systemId)
-          *
-          *
-          * IGNORED method of org.xml.sax.ext.LexicalHandler:
-          *  #endDTD()
-          *  #startEntity(name)
-          *  #endEntity(name)
-          *
-          *
-          * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/DeclHandler.html
-          * IGNORED method of org.xml.sax.ext.DeclHandler
-          *    #attributeDecl(eName, aName, type, mode, value)
-          *  #elementDecl(name, model)
-          *  #externalEntityDecl(name, publicId, systemId)
-          *  #internalEntityDecl(name, value)
-          * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/EntityResolver2.html
-          * IGNORED method of org.xml.sax.EntityResolver2
-          *  #resolveEntity(String name,String publicId,String baseURI,String systemId)
-          *  #resolveEntity(publicId, systemId)
-          *  #getExternalSubset(name, baseURI)
-          * @link http://www.saxproject.org/apidoc/org/xml/sax/DTDHandler.html
-          * IGNORED method of org.xml.sax.DTDHandler
-          *  #notationDecl(name, publicId, systemId) {};
-          *  #unparsedEntityDecl(name, publicId, systemId, notationName) {};
-          */
-
-
-         "endDTD,startEntity,endEntity,attributeDecl,elementDecl,externalEntityDecl,internalEntityDecl,resolveEntity,getExternalSubset,notationDecl,unparsedEntityDecl".replace(/\w+/g, function (key) {
-           DOMHandler.prototype[key] = function () {
-             return null;
-           };
-         });
-         /* Private static helpers treated below as private instance methods, so don't need to add these to the public API; we might use a Relator to also get rid of non-standard public properties */
 
-         function appendElement(hander, node) {
-           if (!hander.currentElement) {
-             hander.doc.appendChild(node);
-           } else {
-             hander.currentElement.appendChild(node);
+         function finishPlayground() {
+           if (context.mode().id !== 'draw-area') {
+             return chapter.restart();
            }
-         } //appendChild and setAttributeNS are preformance key
-         //if(typeof require == 'function'){
-
-
-         var XMLReader = sax.XMLReader;
-         var DOMImplementation = exports.DOMImplementation = dom.DOMImplementation;
-         exports.XMLSerializer = dom.XMLSerializer;
-         exports.DOMParser = DOMParser; //}
-       });
-
-       var togeojson = createCommonjsModule(function (module, exports) {
-         var toGeoJSON = function () {
 
-           var removeSpace = /\s*/g,
-               trimSpace = /^\s*|\s*$/g,
-               splitSpace = /\s+/; // generate a short, numeric hash of a string
-
-           function okhash(x) {
-             if (!x || !x.length) return 0;
+           _areaID = null;
+           var finishString = helpHtml('intro.areas.finish_area_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap')) + helpHtml('intro.areas.finish_playground');
+           revealPlayground(playground, finishString, {
+             duration: 250
+           });
+           timeout(function () {
+             context.map().on('move.intro drawn.intro', function () {
+               revealPlayground(playground, finishString, {
+                 duration: 0
+               });
+             });
+           }, 250); // after reveal
 
-             for (var i = 0, h = 0; i < x.length; i++) {
-               h = (h << 5) - h + x.charCodeAt(i) | 0;
+           context.on('enter.intro', function (mode) {
+             if (mode.id === 'draw-area') {
+               return;
+             } else if (mode.id === 'select') {
+               _areaID = context.selectedIDs()[0];
+               return continueTo(searchPresets);
+             } else {
+               return chapter.restart();
              }
+           });
 
-             return h;
-           } // all Y children of X
-
-
-           function get(x, y) {
-             return x.getElementsByTagName(y);
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
            }
+         }
 
-           function attr(x, y) {
-             return x.getAttribute(y);
+         function searchPresets() {
+           if (!_areaID || !context.hasEntity(_areaID)) {
+             return addArea();
            }
 
-           function attrf(x, y) {
-             return parseFloat(attr(x, y));
-           } // one Y child of X, if any, otherwise null
-
-
-           function get1(x, y) {
-             var n = get(x, y);
-             return n.length ? n[0] : null;
-           } // https://developer.mozilla.org/en-US/docs/Web/API/Node.normalize
-
-
-           function norm(el) {
-             if (el.normalize) {
-               el.normalize();
-             }
-
-             return el;
-           } // cast array x into numbers
-
+           var ids = context.selectedIDs();
 
-           function numarray(x) {
-             for (var j = 0, o = []; j < x.length; j++) {
-               o[j] = parseFloat(x[j]);
-             }
+           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _areaID) {
+             context.enter(modeSelect(context, [_areaID]));
+           } // disallow scrolling
 
-             return o;
-           } // get the content of a text node, if any
 
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+           timeout(function () {
+             // reset pane, in case user somehow happened to change it..
+             context.container().select('.inspector-wrap .panewrap').style('right', '-100%');
+             context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
+             reveal('.preset-search-input', helpHtml('intro.areas.search_playground', {
+               preset: playgroundPreset.name()
+             }));
+           }, 400); // after preset list pane visible..
 
-           function nodeVal(x) {
-             if (x) {
-               norm(x);
+           context.on('enter.intro', function (mode) {
+             if (!_areaID || !context.hasEntity(_areaID)) {
+               return continueTo(addArea);
              }
 
-             return x && x.textContent || '';
-           } // get the contents of multiple text nodes, if present
-
-
-           function getMulti(x, ys) {
-             var o = {},
-                 n,
-                 k;
-
-             for (k = 0; k < ys.length; k++) {
-               n = get1(x, ys[k]);
-               if (n) o[ys[k]] = nodeVal(n);
-             }
+             var ids = context.selectedIDs();
 
-             return o;
-           } // add properties of Y to X, overwriting if present in both
+             if (mode.id !== 'select' || !ids.length || ids[0] !== _areaID) {
+               // keep the user's area selected..
+               context.enter(modeSelect(context, [_areaID])); // reset pane, in case user somehow happened to change it..
 
+               context.container().select('.inspector-wrap .panewrap').style('right', '-100%'); // disallow scrolling
 
-           function extend(x, y) {
-             for (var k in y) {
-               x[k] = y[k];
+               context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+               context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
+               reveal('.preset-search-input', helpHtml('intro.areas.search_playground', {
+                 preset: playgroundPreset.name()
+               }));
+               context.history().on('change.intro', null);
              }
-           } // get one coordinate from a coordinate array, if any
-
-
-           function coord1(v) {
-             return numarray(v.replace(removeSpace, '').split(','));
-           } // get all coordinates from a coordinate array as [[],[]]
-
+           });
 
-           function coord(v) {
-             var coords = v.replace(trimSpace, '').split(splitSpace),
-                 o = [];
+           function checkPresetSearch() {
+             var first = context.container().select('.preset-list-item:first-child');
 
-             for (var i = 0; i < coords.length; i++) {
-               o.push(coord1(coords[i]));
+             if (first.classed('preset-leisure-playground')) {
+               reveal(first.select('.preset-list-button').node(), helpHtml('intro.areas.choose_playground', {
+                 preset: playgroundPreset.name()
+               }), {
+                 duration: 300
+               });
+               context.container().select('.preset-search-input').on('keydown.intro', eventCancel, true).on('keyup.intro', null);
+               context.history().on('change.intro', function () {
+                 continueTo(clickAddField);
+               });
              }
-
-             return o;
            }
 
-           function coordPair(x) {
-             var ll = [attrf(x, 'lon'), attrf(x, 'lat')],
-                 ele = get1(x, 'ele'),
-                 // handle namespaced attribute in browser
-             heartRate = get1(x, 'gpxtpx:hr') || get1(x, 'hr'),
-                 time = get1(x, 'time'),
-                 e;
-
-             if (ele) {
-               e = parseFloat(nodeVal(ele));
-
-               if (!isNaN(e)) {
-                 ll.push(e);
-               }
-             }
-
-             return {
-               coordinates: ll,
-               time: time ? nodeVal(time) : null,
-               heartRate: heartRate ? parseFloat(nodeVal(heartRate)) : null
-             };
-           } // create a new feature collection parent object
-
-
-           function fc() {
-             return {
-               type: 'FeatureCollection',
-               features: []
-             };
+           function continueTo(nextStep) {
+             context.container().select('.inspector-wrap').on('wheel.intro', null);
+             context.on('enter.intro', null);
+             context.history().on('change.intro', null);
+             context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
+             nextStep();
            }
+         }
 
-           var serializer;
-
-           if (typeof XMLSerializer !== 'undefined') {
-             /* istanbul ignore next */
-             serializer = new XMLSerializer(); // only require xmldom in a node environment
-           } else if ( (typeof process === "undefined" ? "undefined" : _typeof(process)) === 'object' && !process.browser) {
-             serializer = new domParser.XMLSerializer();
+         function clickAddField() {
+           if (!_areaID || !context.hasEntity(_areaID)) {
+             return addArea();
            }
 
-           function xml2str(str) {
-             // IE9 will create a new XMLSerializer but it'll crash immediately.
-             // This line is ignored because we don't run coverage tests in IE9
+           var ids = context.selectedIDs();
 
-             /* istanbul ignore next */
-             if (str.xml !== undefined) return str.xml;
-             return serializer.serializeToString(str);
+           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _areaID) {
+             return searchPresets();
            }
 
-           var t = {
-             kml: function kml(doc) {
-               var gj = fc(),
-                   // styleindex keeps track of hashed styles in order to match features
-               styleIndex = {},
-                   styleByHash = {},
-                   // stylemapindex keeps track of style maps to expose in properties
-               styleMapIndex = {},
-                   // atomic geospatial types supported by KML - MultiGeometry is
-               // handled separately
-               geotypes = ['Polygon', 'LineString', 'Point', 'Track', 'gx:Track'],
-                   // all root placemarks in the file
-               placemarks = get(doc, 'Placemark'),
-                   styles = get(doc, 'Style'),
-                   styleMaps = get(doc, 'StyleMap');
-
-               for (var k = 0; k < styles.length; k++) {
-                 var hash = okhash(xml2str(styles[k])).toString(16);
-                 styleIndex['#' + attr(styles[k], 'id')] = hash;
-                 styleByHash[hash] = styles[k];
-               }
-
-               for (var l = 0; l < styleMaps.length; l++) {
-                 styleIndex['#' + attr(styleMaps[l], 'id')] = okhash(xml2str(styleMaps[l])).toString(16);
-                 var pairs = get(styleMaps[l], 'Pair');
-                 var pairsMap = {};
-
-                 for (var m = 0; m < pairs.length; m++) {
-                   pairsMap[nodeVal(get1(pairs[m], 'key'))] = nodeVal(get1(pairs[m], 'styleUrl'));
-                 }
-
-                 styleMapIndex['#' + attr(styleMaps[l], 'id')] = pairsMap;
-               }
-
-               for (var j = 0; j < placemarks.length; j++) {
-                 gj.features = gj.features.concat(getPlacemark(placemarks[j]));
-               }
-
-               function kmlColor(v) {
-                 var color, opacity;
-                 v = v || '';
-
-                 if (v.substr(0, 1) === '#') {
-                   v = v.substr(1);
-                 }
-
-                 if (v.length === 6 || v.length === 3) {
-                   color = v;
-                 }
-
-                 if (v.length === 8) {
-                   opacity = parseInt(v.substr(0, 2), 16) / 255;
-                   color = '#' + v.substr(6, 2) + v.substr(4, 2) + v.substr(2, 2);
-                 }
+           if (!context.container().select('.form-field-description').empty()) {
+             return continueTo(describePlayground);
+           } // disallow scrolling
 
-                 return [color, isNaN(opacity) ? undefined : opacity];
-               }
 
-               function gxCoord(v) {
-                 return numarray(v.split(' '));
-               }
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+           timeout(function () {
+             // reset pane, in case user somehow happened to change it..
+             context.container().select('.inspector-wrap .panewrap').style('right', '0%'); // It's possible for the user to add a description in a previous step..
+             // If they did this already, just continue to next step.
 
-               function gxCoords(root) {
-                 var elems = get(root, 'coord'),
-                     coords = [],
-                     times = [];
-                 if (elems.length === 0) elems = get(root, 'gx:coord');
+             var entity = context.entity(_areaID);
 
-                 for (var i = 0; i < elems.length; i++) {
-                   coords.push(gxCoord(nodeVal(elems[i])));
-                 }
+             if (entity.tags.description) {
+               return continueTo(play);
+             } // scroll "Add field" into view
 
-                 var timeElems = get(root, 'when');
 
-                 for (var j = 0; j < timeElems.length; j++) {
-                   times.push(nodeVal(timeElems[j]));
-                 }
+             var box = context.container().select('.more-fields').node().getBoundingClientRect();
 
-                 return {
-                   coords: coords,
-                   times: times
+             if (box.top > 300) {
+               var pane = context.container().select('.entity-editor-pane .inspector-body');
+               var start = pane.node().scrollTop;
+               var end = start + (box.top - 300);
+               pane.transition().duration(250).tween('scroll.inspector', function () {
+                 var node = this;
+                 var i = d3_interpolateNumber(start, end);
+                 return function (t) {
+                   node.scrollTop = i(t);
                  };
-               }
-
-               function getGeometry(root) {
-                 var geomNode,
-                     geomNodes,
-                     i,
-                     j,
-                     k,
-                     geoms = [],
-                     coordTimes = [];
+               });
+             }
 
-                 if (get1(root, 'MultiGeometry')) {
-                   return getGeometry(get1(root, 'MultiGeometry'));
+             timeout(function () {
+               reveal('.more-fields .combobox-input', helpHtml('intro.areas.add_field', {
+                 name: {
+                   html: nameField.label()
+                 },
+                 description: {
+                   html: descriptionField.label()
                  }
+               }), {
+                 duration: 300
+               });
+               context.container().select('.more-fields .combobox-input').on('click.intro', function () {
+                 // Watch for the combobox to appear...
+                 var watcher;
+                 watcher = window.setInterval(function () {
+                   if (!context.container().select('div.combobox').empty()) {
+                     window.clearInterval(watcher);
+                     continueTo(chooseDescriptionField);
+                   }
+                 }, 300);
+               });
+             }, 300); // after "Add Field" visible
+           }, 400); // after editor pane visible
 
-                 if (get1(root, 'MultiTrack')) {
-                   return getGeometry(get1(root, 'MultiTrack'));
-                 }
+           context.on('exit.intro', function () {
+             return continueTo(searchPresets);
+           });
 
-                 if (get1(root, 'gx:MultiTrack')) {
-                   return getGeometry(get1(root, 'gx:MultiTrack'));
-                 }
+           function continueTo(nextStep) {
+             context.container().select('.inspector-wrap').on('wheel.intro', null);
+             context.container().select('.more-fields .combobox-input').on('click.intro', null);
+             context.on('exit.intro', null);
+             nextStep();
+           }
+         }
+
+         function chooseDescriptionField() {
+           if (!_areaID || !context.hasEntity(_areaID)) {
+             return addArea();
+           }
 
-                 for (i = 0; i < geotypes.length; i++) {
-                   geomNodes = get(root, geotypes[i]);
+           var ids = context.selectedIDs();
 
-                   if (geomNodes) {
-                     for (j = 0; j < geomNodes.length; j++) {
-                       geomNode = geomNodes[j];
+           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _areaID) {
+             return searchPresets();
+           }
 
-                       if (geotypes[i] === 'Point') {
-                         geoms.push({
-                           type: 'Point',
-                           coordinates: coord1(nodeVal(get1(geomNode, 'coordinates')))
-                         });
-                       } else if (geotypes[i] === 'LineString') {
-                         geoms.push({
-                           type: 'LineString',
-                           coordinates: coord(nodeVal(get1(geomNode, 'coordinates')))
-                         });
-                       } else if (geotypes[i] === 'Polygon') {
-                         var rings = get(geomNode, 'LinearRing'),
-                             coords = [];
+           if (!context.container().select('.form-field-description').empty()) {
+             return continueTo(describePlayground);
+           } // Make sure combobox is ready..
 
-                         for (k = 0; k < rings.length; k++) {
-                           coords.push(coord(nodeVal(get1(rings[k], 'coordinates'))));
-                         }
 
-                         geoms.push({
-                           type: 'Polygon',
-                           coordinates: coords
-                         });
-                       } else if (geotypes[i] === 'Track' || geotypes[i] === 'gx:Track') {
-                         var track = gxCoords(geomNode);
-                         geoms.push({
-                           type: 'LineString',
-                           coordinates: track.coords
-                         });
-                         if (track.times.length) coordTimes.push(track.times);
-                       }
-                     }
-                   }
-                 }
+           if (context.container().select('div.combobox').empty()) {
+             return continueTo(clickAddField);
+           } // Watch for the combobox to go away..
 
-                 return {
-                   geoms: geoms,
-                   coordTimes: coordTimes
-                 };
-               }
 
-               function getPlacemark(root) {
-                 var geomsAndTimes = getGeometry(root),
-                     i,
-                     properties = {},
-                     name = nodeVal(get1(root, 'name')),
-                     address = nodeVal(get1(root, 'address')),
-                     styleUrl = nodeVal(get1(root, 'styleUrl')),
-                     description = nodeVal(get1(root, 'description')),
-                     timeSpan = get1(root, 'TimeSpan'),
-                     timeStamp = get1(root, 'TimeStamp'),
-                     extendedData = get1(root, 'ExtendedData'),
-                     lineStyle = get1(root, 'LineStyle'),
-                     polyStyle = get1(root, 'PolyStyle'),
-                     visibility = get1(root, 'visibility');
-                 if (!geomsAndTimes.geoms.length) return [];
-                 if (name) properties.name = name;
-                 if (address) properties.address = address;
-
-                 if (styleUrl) {
-                   if (styleUrl[0] !== '#') {
-                     styleUrl = '#' + styleUrl;
-                   }
+           var watcher;
+           watcher = window.setInterval(function () {
+             if (context.container().select('div.combobox').empty()) {
+               window.clearInterval(watcher);
+               timeout(function () {
+                 if (context.container().select('.form-field-description').empty()) {
+                   continueTo(retryChooseDescription);
+                 } else {
+                   continueTo(describePlayground);
+                 }
+               }, 300); // after description field added.
+             }
+           }, 300);
+           reveal('div.combobox', helpHtml('intro.areas.choose_field', {
+             field: {
+               html: descriptionField.label()
+             }
+           }), {
+             duration: 300
+           });
+           context.on('exit.intro', function () {
+             return continueTo(searchPresets);
+           });
 
-                   properties.styleUrl = styleUrl;
+           function continueTo(nextStep) {
+             if (watcher) window.clearInterval(watcher);
+             context.on('exit.intro', null);
+             nextStep();
+           }
+         }
 
-                   if (styleIndex[styleUrl]) {
-                     properties.styleHash = styleIndex[styleUrl];
-                   }
+         function describePlayground() {
+           if (!_areaID || !context.hasEntity(_areaID)) {
+             return addArea();
+           }
 
-                   if (styleMapIndex[styleUrl]) {
-                     properties.styleMapHash = styleMapIndex[styleUrl];
-                     properties.styleHash = styleIndex[styleMapIndex[styleUrl].normal];
-                   } // Try to populate the lineStyle or polyStyle since we got the style hash
+           var ids = context.selectedIDs();
 
+           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _areaID) {
+             return searchPresets();
+           } // reset pane, in case user happened to change it..
 
-                   var style = styleByHash[properties.styleHash];
 
-                   if (style) {
-                     if (!lineStyle) lineStyle = get1(style, 'LineStyle');
-                     if (!polyStyle) polyStyle = get1(style, 'PolyStyle');
-                   }
-                 }
+           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
 
-                 if (description) properties.description = description;
+           if (context.container().select('.form-field-description').empty()) {
+             return continueTo(retryChooseDescription);
+           }
 
-                 if (timeSpan) {
-                   var begin = nodeVal(get1(timeSpan, 'begin'));
-                   var end = nodeVal(get1(timeSpan, 'end'));
-                   properties.timespan = {
-                     begin: begin,
-                     end: end
-                   };
-                 }
+           context.on('exit.intro', function () {
+             continueTo(play);
+           });
+           reveal('.entity-editor-pane', helpHtml('intro.areas.describe_playground', {
+             button: {
+               html: icon('#iD-icon-close', 'inline')
+             }
+           }), {
+             duration: 300
+           });
 
-                 if (timeStamp) {
-                   properties.timestamp = nodeVal(get1(timeStamp, 'when'));
-                 }
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             nextStep();
+           }
+         }
 
-                 if (lineStyle) {
-                   var linestyles = kmlColor(nodeVal(get1(lineStyle, 'color'))),
-                       color = linestyles[0],
-                       opacity = linestyles[1],
-                       width = parseFloat(nodeVal(get1(lineStyle, 'width')));
-                   if (color) properties.stroke = color;
-                   if (!isNaN(opacity)) properties['stroke-opacity'] = opacity;
-                   if (!isNaN(width)) properties['stroke-width'] = width;
-                 }
+         function retryChooseDescription() {
+           if (!_areaID || !context.hasEntity(_areaID)) {
+             return addArea();
+           }
 
-                 if (polyStyle) {
-                   var polystyles = kmlColor(nodeVal(get1(polyStyle, 'color'))),
-                       pcolor = polystyles[0],
-                       popacity = polystyles[1],
-                       fill = nodeVal(get1(polyStyle, 'fill')),
-                       outline = nodeVal(get1(polyStyle, 'outline'));
-                   if (pcolor) properties.fill = pcolor;
-                   if (!isNaN(popacity)) properties['fill-opacity'] = popacity;
-                   if (fill) properties['fill-opacity'] = fill === '1' ? properties['fill-opacity'] || 1 : 0;
-                   if (outline) properties['stroke-opacity'] = outline === '1' ? properties['stroke-opacity'] || 1 : 0;
-                 }
+           var ids = context.selectedIDs();
 
-                 if (extendedData) {
-                   var datas = get(extendedData, 'Data'),
-                       simpleDatas = get(extendedData, 'SimpleData');
+           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _areaID) {
+             return searchPresets();
+           } // reset pane, in case user happened to change it..
 
-                   for (i = 0; i < datas.length; i++) {
-                     properties[datas[i].getAttribute('name')] = nodeVal(get1(datas[i], 'value'));
-                   }
 
-                   for (i = 0; i < simpleDatas.length; i++) {
-                     properties[simpleDatas[i].getAttribute('name')] = nodeVal(simpleDatas[i]);
-                   }
-                 }
+           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
+           reveal('.entity-editor-pane', helpHtml('intro.areas.retry_add_field', {
+             field: {
+               html: descriptionField.label()
+             }
+           }), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               continueTo(clickAddField);
+             }
+           });
+           context.on('exit.intro', function () {
+             return continueTo(searchPresets);
+           });
 
-                 if (visibility) {
-                   properties.visibility = nodeVal(visibility);
-                 }
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             nextStep();
+           }
+         }
 
-                 if (geomsAndTimes.coordTimes.length) {
-                   properties.coordTimes = geomsAndTimes.coordTimes.length === 1 ? geomsAndTimes.coordTimes[0] : geomsAndTimes.coordTimes;
-                 }
+         function play() {
+           dispatch.call('done');
+           reveal('.ideditor', helpHtml('intro.areas.play', {
+             next: _t('intro.lines.title')
+           }), {
+             tooltipBox: '.intro-nav-wrap .chapter-line',
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               reveal('.ideditor');
+             }
+           });
+         }
 
-                 var feature = {
-                   type: 'Feature',
-                   geometry: geomsAndTimes.geoms.length === 1 ? geomsAndTimes.geoms[0] : {
-                     type: 'GeometryCollection',
-                     geometries: geomsAndTimes.geoms
-                   },
-                   properties: properties
-                 };
-                 if (attr(root, 'id')) feature.id = attr(root, 'id');
-                 return [feature];
-               }
+         chapter.enter = function () {
+           addArea();
+         };
 
-               return gj;
-             },
-             gpx: function gpx(doc) {
-               var i,
-                   tracks = get(doc, 'trk'),
-                   routes = get(doc, 'rte'),
-                   waypoints = get(doc, 'wpt'),
-                   // a feature collection
-               gj = fc(),
-                   feature;
-
-               for (i = 0; i < tracks.length; i++) {
-                 feature = getTrack(tracks[i]);
-                 if (feature) gj.features.push(feature);
-               }
+         chapter.exit = function () {
+           timeouts.forEach(window.clearTimeout);
+           context.on('enter.intro exit.intro', null);
+           context.map().on('move.intro drawn.intro', null);
+           context.history().on('change.intro', null);
+           context.container().select('.inspector-wrap').on('wheel.intro', null);
+           context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
+           context.container().select('.more-fields .combobox-input').on('click.intro', null);
+         };
 
-               for (i = 0; i < routes.length; i++) {
-                 feature = getRoute(routes[i]);
-                 if (feature) gj.features.push(feature);
-               }
+         chapter.restart = function () {
+           chapter.exit();
+           chapter.enter();
+         };
 
-               for (i = 0; i < waypoints.length; i++) {
-                 gj.features.push(getPoint(waypoints[i]));
-               }
+         return utilRebind(chapter, dispatch, 'on');
+       }
 
-               function getPoints(node, pointname) {
-                 var pts = get(node, pointname),
-                     line = [],
-                     times = [],
-                     heartRates = [],
-                     l = pts.length;
-                 if (l < 2) return {}; // Invalid line in GeoJSON
+       function uiIntroLine(context, reveal) {
+         var dispatch = dispatch$8('done');
+         var timeouts = [];
+         var _tulipRoadID = null;
+         var flowerRoadID = 'w646';
+         var tulipRoadStart = [-85.6297754121684, 41.95805253325314];
+         var tulipRoadMidpoint = [-85.62975395449628, 41.95787501510204];
+         var tulipRoadIntersection = [-85.62974496187628, 41.95742515554585];
+         var roadCategory = _mainPresetIndex.item('category-road_minor');
+         var residentialPreset = _mainPresetIndex.item('highway/residential');
+         var woodRoadID = 'w525';
+         var woodRoadEndID = 'n2862';
+         var woodRoadAddNode = [-85.62390110349587, 41.95397111462291];
+         var woodRoadDragEndpoint = [-85.623867390213, 41.95466987786487];
+         var woodRoadDragMidpoint = [-85.62386254803509, 41.95430395953872];
+         var washingtonStreetID = 'w522';
+         var twelfthAvenueID = 'w1';
+         var eleventhAvenueEndID = 'n3550';
+         var twelfthAvenueEndID = 'n5';
+         var _washingtonSegmentID = null;
+         var eleventhAvenueEnd = context.entity(eleventhAvenueEndID).loc;
+         var twelfthAvenueEnd = context.entity(twelfthAvenueEndID).loc;
+         var deleteLinesLoc = [-85.6219395542764, 41.95228033922477];
+         var twelfthAvenue = [-85.62219310052491, 41.952505413152956];
+         var chapter = {
+           title: 'intro.lines.title'
+         };
 
-                 for (var i = 0; i < l; i++) {
-                   var c = coordPair(pts[i]);
-                   line.push(c.coordinates);
-                   if (c.time) times.push(c.time);
-                   if (c.heartRate) heartRates.push(c.heartRate);
-                 }
+         function timeout(f, t) {
+           timeouts.push(window.setTimeout(f, t));
+         }
 
-                 return {
-                   line: line,
-                   times: times,
-                   heartRates: heartRates
-                 };
-               }
+         function eventCancel(d3_event) {
+           d3_event.stopPropagation();
+           d3_event.preventDefault();
+         }
 
-               function getTrack(node) {
-                 var segments = get(node, 'trkseg'),
-                     track = [],
-                     times = [],
-                     heartRates = [],
-                     line;
+         function addLine() {
+           context.enter(modeBrowse(context));
+           context.history().reset('initial');
+           var msec = transitionTime(tulipRoadStart, context.map().center());
 
-                 for (var i = 0; i < segments.length; i++) {
-                   line = getPoints(segments[i], 'trkpt');
+           if (msec) {
+             reveal(null, null, {
+               duration: 0
+             });
+           }
 
-                   if (line) {
-                     if (line.line) track.push(line.line);
-                     if (line.times && line.times.length) times.push(line.times);
-                     if (line.heartRates && line.heartRates.length) heartRates.push(line.heartRates);
-                   }
-                 }
+           context.map().centerZoomEase(tulipRoadStart, 18.5, msec);
+           timeout(function () {
+             var tooltip = reveal('button.add-line', helpHtml('intro.lines.add_line'));
+             tooltip.selectAll('.popover-inner').insert('svg', 'span').attr('class', 'tooltip-illustration').append('use').attr('xlink:href', '#iD-graphic-lines');
+             context.on('enter.intro', function (mode) {
+               if (mode.id !== 'add-line') return;
+               continueTo(startLine);
+             });
+           }, msec + 100);
 
-                 if (track.length === 0) return;
-                 var properties = getProperties(node);
-                 extend(properties, getLineStyle(get1(node, 'extensions')));
-                 if (times.length) properties.coordTimes = track.length === 1 ? times[0] : times;
-                 if (heartRates.length) properties.heartRates = track.length === 1 ? heartRates[0] : heartRates;
-                 return {
-                   type: 'Feature',
-                   properties: properties,
-                   geometry: {
-                     type: track.length === 1 ? 'LineString' : 'MultiLineString',
-                     coordinates: track.length === 1 ? track[0] : track
-                   }
-                 };
-               }
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             nextStep();
+           }
+         }
 
-               function getRoute(node) {
-                 var line = getPoints(node, 'rtept');
-                 if (!line.line) return;
-                 var prop = getProperties(node);
-                 extend(prop, getLineStyle(get1(node, 'extensions')));
-                 var routeObj = {
-                   type: 'Feature',
-                   properties: prop,
-                   geometry: {
-                     type: 'LineString',
-                     coordinates: line.line
-                   }
-                 };
-                 return routeObj;
-               }
+         function startLine() {
+           if (context.mode().id !== 'add-line') return chapter.restart();
+           _tulipRoadID = null;
+           var padding = 70 * Math.pow(2, context.map().zoom() - 18);
+           var box = pad(tulipRoadStart, padding, context);
+           box.height = box.height + 100;
+           var textId = context.lastPointerType() === 'mouse' ? 'start_line' : 'start_line_tap';
+           var startLineString = helpHtml('intro.lines.missing_road') + '{br}' + helpHtml('intro.lines.line_draw_info') + helpHtml('intro.lines.' + textId);
+           reveal(box, startLineString);
+           context.map().on('move.intro drawn.intro', function () {
+             padding = 70 * Math.pow(2, context.map().zoom() - 18);
+             box = pad(tulipRoadStart, padding, context);
+             box.height = box.height + 100;
+             reveal(box, startLineString, {
+               duration: 0
+             });
+           });
+           context.on('enter.intro', function (mode) {
+             if (mode.id !== 'draw-line') return chapter.restart();
+             continueTo(drawLine);
+           });
 
-               function getPoint(node) {
-                 var prop = getProperties(node);
-                 extend(prop, getMulti(node, ['sym']));
-                 return {
-                   type: 'Feature',
-                   properties: prop,
-                   geometry: {
-                     type: 'Point',
-                     coordinates: coordPair(node).coordinates
-                   }
-                 };
-               }
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
+           }
+         }
 
-               function getLineStyle(extensions) {
-                 var style = {};
+         function drawLine() {
+           if (context.mode().id !== 'draw-line') return chapter.restart();
+           _tulipRoadID = context.mode().selectedIDs()[0];
+           context.map().centerEase(tulipRoadMidpoint, 500);
+           timeout(function () {
+             var padding = 200 * Math.pow(2, context.map().zoom() - 18.5);
+             var box = pad(tulipRoadMidpoint, padding, context);
+             box.height = box.height * 2;
+             reveal(box, helpHtml('intro.lines.intersect', {
+               name: _t('intro.graph.name.flower-street')
+             }));
+             context.map().on('move.intro drawn.intro', function () {
+               padding = 200 * Math.pow(2, context.map().zoom() - 18.5);
+               box = pad(tulipRoadMidpoint, padding, context);
+               box.height = box.height * 2;
+               reveal(box, helpHtml('intro.lines.intersect', {
+                 name: _t('intro.graph.name.flower-street')
+               }), {
+                 duration: 0
+               });
+             });
+           }, 550); // after easing..
 
-                 if (extensions) {
-                   var lineStyle = get1(extensions, 'line');
+           context.history().on('change.intro', function () {
+             if (isLineConnected()) {
+               continueTo(continueLine);
+             }
+           });
+           context.on('enter.intro', function (mode) {
+             if (mode.id === 'draw-line') {
+               return;
+             } else if (mode.id === 'select') {
+               continueTo(retryIntersect);
+               return;
+             } else {
+               return chapter.restart();
+             }
+           });
 
-                   if (lineStyle) {
-                     var color = nodeVal(get1(lineStyle, 'color')),
-                         opacity = parseFloat(nodeVal(get1(lineStyle, 'opacity'))),
-                         width = parseFloat(nodeVal(get1(lineStyle, 'width')));
-                     if (color) style.stroke = color;
-                     if (!isNaN(opacity)) style['stroke-opacity'] = opacity; // GPX width is in mm, convert to px with 96 px per inch
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.history().on('change.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
+           }
+         }
 
-                     if (!isNaN(width)) style['stroke-width'] = width * 96 / 25.4;
-                   }
-                 }
+         function isLineConnected() {
+           var entity = _tulipRoadID && context.hasEntity(_tulipRoadID);
 
-                 return style;
-               }
+           if (!entity) return false;
+           var drawNodes = context.graph().childNodes(entity);
+           return drawNodes.some(function (node) {
+             return context.graph().parentWays(node).some(function (parent) {
+               return parent.id === flowerRoadID;
+             });
+           });
+         }
 
-               function getProperties(node) {
-                 var prop = getMulti(node, ['name', 'cmt', 'desc', 'type', 'time', 'keywords']),
-                     links = get(node, 'link');
-                 if (links.length) prop.links = [];
+         function retryIntersect() {
+           select(window).on('pointerdown.intro mousedown.intro', eventCancel, true);
+           var box = pad(tulipRoadIntersection, 80, context);
+           reveal(box, helpHtml('intro.lines.retry_intersect', {
+             name: _t('intro.graph.name.flower-street')
+           }));
+           timeout(chapter.restart, 3000);
+         }
 
-                 for (var i = 0, link; i < links.length; i++) {
-                   link = {
-                     href: attr(links[i], 'href')
-                   };
-                   extend(link, getMulti(links[i], ['text', 'type']));
-                   prop.links.push(link);
-                 }
+         function continueLine() {
+           if (context.mode().id !== 'draw-line') return chapter.restart();
 
-                 return prop;
-               }
+           var entity = _tulipRoadID && context.hasEntity(_tulipRoadID);
 
-               return gj;
+           if (!entity) return chapter.restart();
+           context.map().centerEase(tulipRoadIntersection, 500);
+           var continueLineText = helpHtml('intro.lines.continue_line') + '{br}' + helpHtml('intro.lines.finish_line_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap')) + helpHtml('intro.lines.finish_road');
+           reveal('.surface', continueLineText);
+           context.on('enter.intro', function (mode) {
+             if (mode.id === 'draw-line') {
+               return;
+             } else if (mode.id === 'select') {
+               return continueTo(chooseCategoryRoad);
+             } else {
+               return chapter.restart();
              }
-           };
-           return t;
-         }();
+           });
 
-         module.exports = toGeoJSON;
-       });
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             nextStep();
+           }
+         }
 
-       var _initialized = false;
-       var _enabled = false;
+         function chooseCategoryRoad() {
+           if (context.mode().id !== 'select') return chapter.restart();
+           context.on('exit.intro', function () {
+             return chapter.restart();
+           });
+           var button = context.container().select('.preset-category-road_minor .preset-list-button');
+           if (button.empty()) return chapter.restart(); // disallow scrolling
 
-       var _geojson;
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+           timeout(function () {
+             // reset pane, in case user somehow happened to change it..
+             context.container().select('.inspector-wrap .panewrap').style('right', '-100%');
+             reveal(button.node(), helpHtml('intro.lines.choose_category_road', {
+               category: roadCategory.name()
+             }));
+             button.on('click.intro', function () {
+               continueTo(choosePresetResidential);
+             });
+           }, 400); // after editor pane visible
 
-       function svgData(projection, context, dispatch) {
-         var throttledRedraw = throttle(function () {
-           dispatch.call('change');
-         }, 1000);
+           function continueTo(nextStep) {
+             context.container().select('.inspector-wrap').on('wheel.intro', null);
+             context.container().select('.preset-list-button').on('click.intro', null);
+             context.on('exit.intro', null);
+             nextStep();
+           }
+         }
 
-         var _showLabels = true;
-         var detected = utilDetect();
-         var layer = select(null);
+         function choosePresetResidential() {
+           if (context.mode().id !== 'select') return chapter.restart();
+           context.on('exit.intro', function () {
+             return chapter.restart();
+           });
+           var subgrid = context.container().select('.preset-category-road_minor .subgrid');
+           if (subgrid.empty()) return chapter.restart();
+           subgrid.selectAll(':not(.preset-highway-residential) .preset-list-button').on('click.intro', function () {
+             continueTo(retryPresetResidential);
+           });
+           subgrid.selectAll('.preset-highway-residential .preset-list-button').on('click.intro', function () {
+             continueTo(nameRoad);
+           });
+           timeout(function () {
+             reveal(subgrid.node(), helpHtml('intro.lines.choose_preset_residential', {
+               preset: residentialPreset.name()
+             }), {
+               tooltipBox: '.preset-highway-residential .preset-list-button',
+               duration: 300
+             });
+           }, 300);
 
-         var _vtService;
+           function continueTo(nextStep) {
+             context.container().select('.preset-list-button').on('click.intro', null);
+             context.on('exit.intro', null);
+             nextStep();
+           }
+         } // selected wrong road type
 
-         var _fileList;
 
-         var _template;
+         function retryPresetResidential() {
+           if (context.mode().id !== 'select') return chapter.restart();
+           context.on('exit.intro', function () {
+             return chapter.restart();
+           }); // disallow scrolling
 
-         var _src;
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+           timeout(function () {
+             var button = context.container().select('.entity-editor-pane .preset-list-button');
+             reveal(button.node(), helpHtml('intro.lines.retry_preset_residential', {
+               preset: residentialPreset.name()
+             }));
+             button.on('click.intro', function () {
+               continueTo(chooseCategoryRoad);
+             });
+           }, 500);
 
-         function init() {
-           if (_initialized) return; // run once
+           function continueTo(nextStep) {
+             context.container().select('.inspector-wrap').on('wheel.intro', null);
+             context.container().select('.preset-list-button').on('click.intro', null);
+             context.on('exit.intro', null);
+             nextStep();
+           }
+         }
 
-           _geojson = {};
-           _enabled = true;
+         function nameRoad() {
+           context.on('exit.intro', function () {
+             continueTo(didNameRoad);
+           });
+           timeout(function () {
+             reveal('.entity-editor-pane', helpHtml('intro.lines.name_road', {
+               button: {
+                 html: icon('#iD-icon-close', 'inline')
+               }
+             }), {
+               tooltipClass: 'intro-lines-name_road'
+             });
+           }, 500);
 
-           function over(d3_event) {
-             d3_event.stopPropagation();
-             d3_event.preventDefault();
-             d3_event.dataTransfer.dropEffect = 'copy';
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             nextStep();
            }
-
-           context.container().attr('dropzone', 'copy').on('drop.svgData', function (d3_event) {
-             d3_event.stopPropagation();
-             d3_event.preventDefault();
-             if (!detected.filedrop) return;
-             drawData.fileList(d3_event.dataTransfer.files);
-           }).on('dragenter.svgData', over).on('dragexit.svgData', over).on('dragover.svgData', over);
-           _initialized = true;
          }
 
-         function getService() {
-           if (services.vectorTile && !_vtService) {
-             _vtService = services.vectorTile;
+         function didNameRoad() {
+           context.history().checkpoint('doneAddLine');
+           timeout(function () {
+             reveal('.surface', helpHtml('intro.lines.did_name_road'), {
+               buttonText: _t.html('intro.ok'),
+               buttonCallback: function buttonCallback() {
+                 continueTo(updateLine);
+               }
+             });
+           }, 500);
 
-             _vtService.event.on('loadedData', throttledRedraw);
-           } else if (!services.vectorTile && _vtService) {
-             _vtService = null;
+           function continueTo(nextStep) {
+             nextStep();
            }
-
-           return _vtService;
          }
 
-         function showLayer() {
-           layerOn();
-           layer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end', function () {
-             dispatch.call('change');
-           });
-         }
+         function updateLine() {
+           context.history().reset('doneAddLine');
 
-         function hideLayer() {
-           throttledRedraw.cancel();
-           layer.transition().duration(250).style('opacity', 0).on('end', layerOff);
-         }
+           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
+             return chapter.restart();
+           }
 
-         function layerOn() {
-           layer.style('display', 'block');
-         }
+           var msec = transitionTime(woodRoadDragMidpoint, context.map().center());
 
-         function layerOff() {
-           layer.selectAll('.viewfield-group').remove();
-           layer.style('display', 'none');
-         } // ensure that all geojson features in a collection have IDs
+           if (msec) {
+             reveal(null, null, {
+               duration: 0
+             });
+           }
+
+           context.map().centerZoomEase(woodRoadDragMidpoint, 19, msec);
+           timeout(function () {
+             var padding = 250 * Math.pow(2, context.map().zoom() - 19);
+             var box = pad(woodRoadDragMidpoint, padding, context);
 
+             var advance = function advance() {
+               continueTo(addNode);
+             };
 
-         function ensureIDs(gj) {
-           if (!gj) return null;
+             reveal(box, helpHtml('intro.lines.update_line'), {
+               buttonText: _t.html('intro.ok'),
+               buttonCallback: advance
+             });
+             context.map().on('move.intro drawn.intro', function () {
+               var padding = 250 * Math.pow(2, context.map().zoom() - 19);
+               var box = pad(woodRoadDragMidpoint, padding, context);
+               reveal(box, helpHtml('intro.lines.update_line'), {
+                 duration: 0,
+                 buttonText: _t.html('intro.ok'),
+                 buttonCallback: advance
+               });
+             });
+           }, msec + 100);
 
-           if (gj.type === 'FeatureCollection') {
-             for (var i = 0; i < gj.features.length; i++) {
-               ensureFeatureID(gj.features[i]);
-             }
-           } else {
-             ensureFeatureID(gj);
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             nextStep();
            }
+         }
 
-           return gj;
-         } // ensure that each single Feature object has a unique ID
-
+         function addNode() {
+           context.history().reset('doneAddLine');
 
-         function ensureFeatureID(feature) {
-           if (!feature) return;
-           feature.__featurehash__ = utilHashcode(fastJsonStableStringify(feature));
-           return feature;
-         } // Prefer an array of Features instead of a FeatureCollection
+           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
+             return chapter.restart();
+           }
 
+           var padding = 40 * Math.pow(2, context.map().zoom() - 19);
+           var box = pad(woodRoadAddNode, padding, context);
+           var addNodeString = helpHtml('intro.lines.add_node' + (context.lastPointerType() === 'mouse' ? '' : '_touch'));
+           reveal(box, addNodeString);
+           context.map().on('move.intro drawn.intro', function () {
+             var padding = 40 * Math.pow(2, context.map().zoom() - 19);
+             var box = pad(woodRoadAddNode, padding, context);
+             reveal(box, addNodeString, {
+               duration: 0
+             });
+           });
+           context.history().on('change.intro', function (changed) {
+             if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
+               return continueTo(updateLine);
+             }
 
-         function getFeatures(gj) {
-           if (!gj) return [];
+             if (changed.created().length === 1) {
+               timeout(function () {
+                 continueTo(startDragEndpoint);
+               }, 500);
+             }
+           });
+           context.on('enter.intro', function (mode) {
+             if (mode.id !== 'select') {
+               continueTo(updateLine);
+             }
+           });
 
-           if (gj.type === 'FeatureCollection') {
-             return gj.features;
-           } else {
-             return [gj];
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.history().on('change.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
            }
          }
 
-         function featureKey(d) {
-           return d.__featurehash__;
-         }
-
-         function isPolygon(d) {
-           return d.geometry.type === 'Polygon' || d.geometry.type === 'MultiPolygon';
-         }
+         function startDragEndpoint() {
+           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
+             return continueTo(updateLine);
+           }
 
-         function clipPathID(d) {
-           return 'ideditor-data-' + d.__featurehash__ + '-clippath';
-         }
+           var padding = 100 * Math.pow(2, context.map().zoom() - 19);
+           var box = pad(woodRoadDragEndpoint, padding, context);
+           var startDragString = helpHtml('intro.lines.start_drag_endpoint' + (context.lastPointerType() === 'mouse' ? '' : '_touch')) + helpHtml('intro.lines.drag_to_intersection');
+           reveal(box, startDragString);
+           context.map().on('move.intro drawn.intro', function () {
+             if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
+               return continueTo(updateLine);
+             }
 
-         function featureClasses(d) {
-           return ['data' + d.__featurehash__, d.geometry.type, isPolygon(d) ? 'area' : '', d.__layerID__ || ''].filter(Boolean).join(' ');
-         }
+             var padding = 100 * Math.pow(2, context.map().zoom() - 19);
+             var box = pad(woodRoadDragEndpoint, padding, context);
+             reveal(box, startDragString, {
+               duration: 0
+             });
+             var entity = context.entity(woodRoadEndID);
 
-         function drawData(selection) {
-           var vtService = getService();
-           var getPath = svgPath(projection).geojson;
-           var getAreaPath = svgPath(projection, null, true).geojson;
-           var hasData = drawData.hasData();
-           layer = selection.selectAll('.layer-mapdata').data(_enabled && hasData ? [0] : []);
-           layer.exit().remove();
-           layer = layer.enter().append('g').attr('class', 'layer-mapdata').merge(layer);
-           var surface = context.surface();
-           if (!surface || surface.empty()) return; // not ready to draw yet, starting up
-           // Gather data
+             if (geoSphericalDistance(entity.loc, woodRoadDragEndpoint) <= 4) {
+               continueTo(finishDragEndpoint);
+             }
+           });
 
-           var geoData, polygonData;
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             nextStep();
+           }
+         }
 
-           if (_template && vtService) {
-             // fetch data from vector tile service
-             var sourceID = _template;
-             vtService.loadTiles(sourceID, _template, projection);
-             geoData = vtService.data(sourceID, projection);
-           } else {
-             geoData = getFeatures(_geojson);
+         function finishDragEndpoint() {
+           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
+             return continueTo(updateLine);
            }
 
-           geoData = geoData.filter(getPath);
-           polygonData = geoData.filter(isPolygon); // Draw clip paths for polygons
+           var padding = 100 * Math.pow(2, context.map().zoom() - 19);
+           var box = pad(woodRoadDragEndpoint, padding, context);
+           var finishDragString = helpHtml('intro.lines.spot_looks_good') + helpHtml('intro.lines.finish_drag_endpoint' + (context.lastPointerType() === 'mouse' ? '' : '_touch'));
+           reveal(box, finishDragString);
+           context.map().on('move.intro drawn.intro', function () {
+             if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
+               return continueTo(updateLine);
+             }
 
-           var clipPaths = surface.selectAll('defs').selectAll('.clipPath-data').data(polygonData, featureKey);
-           clipPaths.exit().remove();
-           var clipPathsEnter = clipPaths.enter().append('clipPath').attr('class', 'clipPath-data').attr('id', clipPathID);
-           clipPathsEnter.append('path');
-           clipPaths.merge(clipPathsEnter).selectAll('path').attr('d', getAreaPath); // Draw fill, shadow, stroke layers
+             var padding = 100 * Math.pow(2, context.map().zoom() - 19);
+             var box = pad(woodRoadDragEndpoint, padding, context);
+             reveal(box, finishDragString, {
+               duration: 0
+             });
+             var entity = context.entity(woodRoadEndID);
 
-           var datagroups = layer.selectAll('g.datagroup').data(['fill', 'shadow', 'stroke']);
-           datagroups = datagroups.enter().append('g').attr('class', function (d) {
-             return 'datagroup datagroup-' + d;
-           }).merge(datagroups); // Draw paths
+             if (geoSphericalDistance(entity.loc, woodRoadDragEndpoint) > 4) {
+               continueTo(startDragEndpoint);
+             }
+           });
+           context.on('enter.intro', function () {
+             continueTo(startDragMidpoint);
+           });
 
-           var pathData = {
-             fill: polygonData,
-             shadow: geoData,
-             stroke: geoData
-           };
-           var paths = datagroups.selectAll('path').data(function (layer) {
-             return pathData[layer];
-           }, featureKey); // exit
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
+           }
+         }
 
-           paths.exit().remove(); // enter/update
+         function startDragMidpoint() {
+           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
+             return continueTo(updateLine);
+           }
 
-           paths = paths.enter().append('path').attr('class', function (d) {
-             var datagroup = this.parentNode.__data__;
-             return 'pathdata ' + datagroup + ' ' + featureClasses(d);
-           }).attr('clip-path', function (d) {
-             var datagroup = this.parentNode.__data__;
-             return datagroup === 'fill' ? 'url(#' + clipPathID(d) + ')' : null;
-           }).merge(paths).attr('d', function (d) {
-             var datagroup = this.parentNode.__data__;
-             return datagroup === 'fill' ? getAreaPath(d) : getPath(d);
-           }); // Draw labels
+           if (context.selectedIDs().indexOf(woodRoadID) === -1) {
+             context.enter(modeSelect(context, [woodRoadID]));
+           }
 
-           layer.call(drawLabels, 'label-halo', geoData).call(drawLabels, 'label', geoData);
+           var padding = 80 * Math.pow(2, context.map().zoom() - 19);
+           var box = pad(woodRoadDragMidpoint, padding, context);
+           reveal(box, helpHtml('intro.lines.start_drag_midpoint'));
+           context.map().on('move.intro drawn.intro', function () {
+             if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
+               return continueTo(updateLine);
+             }
 
-           function drawLabels(selection, textClass, data) {
-             var labelPath = d3_geoPath(projection);
-             var labelData = data.filter(function (d) {
-               return _showLabels && d.properties && (d.properties.desc || d.properties.name);
+             var padding = 80 * Math.pow(2, context.map().zoom() - 19);
+             var box = pad(woodRoadDragMidpoint, padding, context);
+             reveal(box, helpHtml('intro.lines.start_drag_midpoint'), {
+               duration: 0
              });
-             var labels = selection.selectAll('text.' + textClass).data(labelData, featureKey); // exit
-
-             labels.exit().remove(); // enter/update
+           });
+           context.history().on('change.intro', function (changed) {
+             if (changed.created().length === 1) {
+               continueTo(continueDragMidpoint);
+             }
+           });
+           context.on('enter.intro', function (mode) {
+             if (mode.id !== 'select') {
+               // keep Wood Road selected so midpoint triangles are drawn..
+               context.enter(modeSelect(context, [woodRoadID]));
+             }
+           });
 
-             labels = labels.enter().append('text').attr('class', function (d) {
-               return textClass + ' ' + featureClasses(d);
-             }).merge(labels).text(function (d) {
-               return d.properties.desc || d.properties.name;
-             }).attr('x', function (d) {
-               var centroid = labelPath.centroid(d);
-               return centroid[0] + 11;
-             }).attr('y', function (d) {
-               var centroid = labelPath.centroid(d);
-               return centroid[1];
-             });
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.history().on('change.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
            }
          }
 
-         function getExtension(fileName) {
-           if (!fileName) return;
-           var re = /\.(gpx|kml|(geo)?json)$/i;
-           var match = fileName.toLowerCase().match(re);
-           return match && match.length && match[0];
-         }
+         function continueDragMidpoint() {
+           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
+             return continueTo(updateLine);
+           }
 
-         function xmlToDom(textdata) {
-           return new DOMParser().parseFromString(textdata, 'text/xml');
-         }
+           var padding = 100 * Math.pow(2, context.map().zoom() - 19);
+           var box = pad(woodRoadDragEndpoint, padding, context);
+           box.height += 400;
 
-         drawData.setFile = function (extension, data) {
-           _template = null;
-           _fileList = null;
-           _geojson = null;
-           _src = null;
-           var gj;
+           var advance = function advance() {
+             context.history().checkpoint('doneUpdateLine');
+             continueTo(deleteLines);
+           };
 
-           switch (extension) {
-             case '.gpx':
-               gj = togeojson.gpx(xmlToDom(data));
-               break;
+           reveal(box, helpHtml('intro.lines.continue_drag_midpoint'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: advance
+           });
+           context.map().on('move.intro drawn.intro', function () {
+             if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
+               return continueTo(updateLine);
+             }
 
-             case '.kml':
-               gj = togeojson.kml(xmlToDom(data));
-               break;
+             var padding = 100 * Math.pow(2, context.map().zoom() - 19);
+             var box = pad(woodRoadDragEndpoint, padding, context);
+             box.height += 400;
+             reveal(box, helpHtml('intro.lines.continue_drag_midpoint'), {
+               duration: 0,
+               buttonText: _t.html('intro.ok'),
+               buttonCallback: advance
+             });
+           });
 
-             case '.geojson':
-             case '.json':
-               gj = JSON.parse(data);
-               break;
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             nextStep();
            }
+         }
 
-           gj = gj || {};
+         function deleteLines() {
+           context.history().reset('doneUpdateLine');
+           context.enter(modeBrowse(context));
 
-           if (Object.keys(gj).length) {
-             _geojson = ensureIDs(gj);
-             _src = extension + ' data file';
-             this.fitZoom();
+           if (!context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
+             return chapter.restart();
            }
 
-           dispatch.call('change');
-           return this;
-         };
-
-         drawData.showLabels = function (val) {
-           if (!arguments.length) return _showLabels;
-           _showLabels = val;
-           return this;
-         };
-
-         drawData.enabled = function (val) {
-           if (!arguments.length) return _enabled;
-           _enabled = val;
+           var msec = transitionTime(deleteLinesLoc, context.map().center());
 
-           if (_enabled) {
-             showLayer();
-           } else {
-             hideLayer();
+           if (msec) {
+             reveal(null, null, {
+               duration: 0
+             });
            }
 
-           dispatch.call('change');
-           return this;
-         };
-
-         drawData.hasData = function () {
-           var gj = _geojson || {};
-           return !!(_template || Object.keys(gj).length);
-         };
-
-         drawData.template = function (val, src) {
-           if (!arguments.length) return _template; // test source against OSM imagery blocklists..
-
-           var osm = context.connection();
-
-           if (osm) {
-             var blocklists = osm.imageryBlocklists();
-             var fail = false;
-             var tested = 0;
-             var regex;
+           context.map().centerZoomEase(deleteLinesLoc, 18, msec);
+           timeout(function () {
+             var padding = 200 * Math.pow(2, context.map().zoom() - 18);
+             var box = pad(deleteLinesLoc, padding, context);
+             box.top -= 200;
+             box.height += 400;
 
-             for (var i = 0; i < blocklists.length; i++) {
-               regex = blocklists[i];
-               fail = regex.test(val);
-               tested++;
-               if (fail) break;
-             } // ensure at least one test was run.
+             var advance = function advance() {
+               continueTo(rightClickIntersection);
+             };
 
+             reveal(box, helpHtml('intro.lines.delete_lines', {
+               street: _t('intro.graph.name.12th-avenue')
+             }), {
+               buttonText: _t.html('intro.ok'),
+               buttonCallback: advance
+             });
+             context.map().on('move.intro drawn.intro', function () {
+               var padding = 200 * Math.pow(2, context.map().zoom() - 18);
+               var box = pad(deleteLinesLoc, padding, context);
+               box.top -= 200;
+               box.height += 400;
+               reveal(box, helpHtml('intro.lines.delete_lines', {
+                 street: _t('intro.graph.name.12th-avenue')
+               }), {
+                 duration: 0,
+                 buttonText: _t.html('intro.ok'),
+                 buttonCallback: advance
+               });
+             });
+             context.history().on('change.intro', function () {
+               timeout(function () {
+                 continueTo(deleteLines);
+               }, 500); // after any transition (e.g. if user deleted intersection)
+             });
+           }, msec + 100);
 
-             if (!tested) {
-               regex = /.*\.google(apis)?\..*\/(vt|kh)[\?\/].*([xyz]=.*){3}.*/;
-               fail = regex.test(val);
-             }
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
            }
+         }
 
-           _template = val;
-           _fileList = null;
-           _geojson = null; // strip off the querystring/hash from the template,
-           // it often includes the access token
-
-           _src = src || 'vectortile:' + val.split(/[?#]/)[0];
-           dispatch.call('change');
-           return this;
-         };
-
-         drawData.geojson = function (gj, src) {
-           if (!arguments.length) return _geojson;
-           _template = null;
-           _fileList = null;
-           _geojson = null;
-           _src = null;
-           gj = gj || {};
+         function rightClickIntersection() {
+           context.history().reset('doneUpdateLine');
+           context.enter(modeBrowse(context));
+           context.map().centerZoomEase(eleventhAvenueEnd, 18, 500);
+           var rightClickString = helpHtml('intro.lines.split_street', {
+             street1: _t('intro.graph.name.11th-avenue'),
+             street2: _t('intro.graph.name.washington-street')
+           }) + helpHtml('intro.lines.' + (context.lastPointerType() === 'mouse' ? 'rightclick_intersection' : 'edit_menu_intersection_touch'));
+           timeout(function () {
+             var padding = 60 * Math.pow(2, context.map().zoom() - 18);
+             var box = pad(eleventhAvenueEnd, padding, context);
+             reveal(box, rightClickString);
+             context.map().on('move.intro drawn.intro', function () {
+               var padding = 60 * Math.pow(2, context.map().zoom() - 18);
+               var box = pad(eleventhAvenueEnd, padding, context);
+               reveal(box, rightClickString, {
+                 duration: 0
+               });
+             });
+             context.on('enter.intro', function (mode) {
+               if (mode.id !== 'select') return;
+               var ids = context.selectedIDs();
+               if (ids.length !== 1 || ids[0] !== eleventhAvenueEndID) return;
+               timeout(function () {
+                 var node = selectMenuItem(context, 'split').node();
+                 if (!node) return;
+                 continueTo(splitIntersection);
+               }, 50); // after menu visible
+             });
+             context.history().on('change.intro', function () {
+               timeout(function () {
+                 continueTo(deleteLines);
+               }, 300); // after any transition (e.g. if user deleted intersection)
+             });
+           }, 600);
 
-           if (Object.keys(gj).length) {
-             _geojson = ensureIDs(gj);
-             _src = src || 'unknown.geojson';
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
            }
+         }
 
-           dispatch.call('change');
-           return this;
-         };
-
-         drawData.fileList = function (fileList) {
-           if (!arguments.length) return _fileList;
-           _template = null;
-           _fileList = fileList;
-           _geojson = null;
-           _src = null;
-           if (!fileList || !fileList.length) return this;
-           var f = fileList[0];
-           var extension = getExtension(f.name);
-           var reader = new FileReader();
+         function splitIntersection() {
+           if (!context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
+             return continueTo(deleteLines);
+           }
 
-           reader.onload = function () {
-             return function (e) {
-               drawData.setFile(extension, e.target.result);
-             };
-           }();
+           var node = selectMenuItem(context, 'split').node();
 
-           reader.readAsText(f);
-           return this;
-         };
+           if (!node) {
+             return continueTo(rightClickIntersection);
+           }
 
-         drawData.url = function (url, defaultExtension) {
-           _template = null;
-           _fileList = null;
-           _geojson = null;
-           _src = null; // strip off any querystring/hash from the url before checking extension
+           var wasChanged = false;
+           _washingtonSegmentID = null;
+           reveal('.edit-menu', helpHtml('intro.lines.split_intersection', {
+             street: _t('intro.graph.name.washington-street')
+           }), {
+             padding: 50
+           });
+           context.map().on('move.intro drawn.intro', function () {
+             var node = selectMenuItem(context, 'split').node();
 
-           var testUrl = url.split(/[?#]/)[0];
-           var extension = getExtension(testUrl) || defaultExtension;
+             if (!wasChanged && !node) {
+               return continueTo(rightClickIntersection);
+             }
 
-           if (extension) {
-             _template = null;
-             d3_text(url).then(function (data) {
-               drawData.setFile(extension, data);
-             })["catch"](function () {
-               /* ignore */
+             reveal('.edit-menu', helpHtml('intro.lines.split_intersection', {
+               street: _t('intro.graph.name.washington-street')
+             }), {
+               duration: 0,
+               padding: 50
              });
-           } else {
-             drawData.template(url);
+           });
+           context.history().on('change.intro', function (changed) {
+             wasChanged = true;
+             timeout(function () {
+               if (context.history().undoAnnotation() === _t('operations.split.annotation.line', {
+                 n: 1
+               })) {
+                 _washingtonSegmentID = changed.created()[0].id;
+                 continueTo(didSplit);
+               } else {
+                 _washingtonSegmentID = null;
+                 continueTo(retrySplit);
+               }
+             }, 300); // after any transition (e.g. if user deleted intersection)
+           });
+
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
            }
+         }
 
-           return this;
-         };
+         function retrySplit() {
+           context.enter(modeBrowse(context));
+           context.map().centerZoomEase(eleventhAvenueEnd, 18, 500);
 
-         drawData.getSrc = function () {
-           return _src || '';
-         };
+           var advance = function advance() {
+             continueTo(rightClickIntersection);
+           };
 
-         drawData.fitZoom = function () {
-           var features = getFeatures(_geojson);
-           if (!features.length) return;
-           var map = context.map();
-           var viewport = map.trimmedExtent().polygon();
-           var coords = features.reduce(function (coords, feature) {
-             var geom = feature.geometry;
-             if (!geom) return coords;
-             var c = geom.coordinates;
-             /* eslint-disable no-fallthrough */
+           var padding = 60 * Math.pow(2, context.map().zoom() - 18);
+           var box = pad(eleventhAvenueEnd, padding, context);
+           reveal(box, helpHtml('intro.lines.retry_split'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: advance
+           });
+           context.map().on('move.intro drawn.intro', function () {
+             var padding = 60 * Math.pow(2, context.map().zoom() - 18);
+             var box = pad(eleventhAvenueEnd, padding, context);
+             reveal(box, helpHtml('intro.lines.retry_split'), {
+               duration: 0,
+               buttonText: _t.html('intro.ok'),
+               buttonCallback: advance
+             });
+           });
 
-             switch (geom.type) {
-               case 'Point':
-                 c = [c];
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             nextStep();
+           }
+         }
 
-               case 'MultiPoint':
-               case 'LineString':
-                 break;
+         function didSplit() {
+           if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
+             return continueTo(rightClickIntersection);
+           }
 
-               case 'MultiPolygon':
-                 c = utilArrayFlatten(c);
+           var ids = context.selectedIDs();
+           var string = 'intro.lines.did_split_' + (ids.length > 1 ? 'multi' : 'single');
+           var street = _t('intro.graph.name.washington-street');
+           var padding = 200 * Math.pow(2, context.map().zoom() - 18);
+           var box = pad(twelfthAvenue, padding, context);
+           box.width = box.width / 2;
+           reveal(box, helpHtml(string, {
+             street1: street,
+             street2: street
+           }), {
+             duration: 500
+           });
+           timeout(function () {
+             context.map().centerZoomEase(twelfthAvenue, 18, 500);
+             context.map().on('move.intro drawn.intro', function () {
+               var padding = 200 * Math.pow(2, context.map().zoom() - 18);
+               var box = pad(twelfthAvenue, padding, context);
+               box.width = box.width / 2;
+               reveal(box, helpHtml(string, {
+                 street1: street,
+                 street2: street
+               }), {
+                 duration: 0
+               });
+             });
+           }, 600); // after initial reveal and curtain cut
 
-               case 'Polygon':
-               case 'MultiLineString':
-                 c = utilArrayFlatten(c);
-                 break;
+           context.on('enter.intro', function () {
+             var ids = context.selectedIDs();
+
+             if (ids.length === 1 && ids[0] === _washingtonSegmentID) {
+               continueTo(multiSelect);
              }
-             /* eslint-enable no-fallthrough */
+           });
+           context.history().on('change.intro', function () {
+             if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
+               return continueTo(rightClickIntersection);
+             }
+           });
 
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
+           }
+         }
 
-             return utilArrayUnion(coords, c);
-           }, []);
+         function multiSelect() {
+           if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
+             return continueTo(rightClickIntersection);
+           }
 
-           if (!geoPolygonIntersectsPolygon(viewport, coords, true)) {
-             var extent = geoExtent(d3_geoBounds({
-               type: 'LineString',
-               coordinates: coords
-             }));
-             map.centerZoom(extent.center(), map.trimmedExtentZoom(extent));
+           var ids = context.selectedIDs();
+           var hasWashington = ids.indexOf(_washingtonSegmentID) !== -1;
+           var hasTwelfth = ids.indexOf(twelfthAvenueID) !== -1;
+
+           if (hasWashington && hasTwelfth) {
+             return continueTo(multiRightClick);
+           } else if (!hasWashington && !hasTwelfth) {
+             return continueTo(didSplit);
            }
 
-           return this;
-         };
+           context.map().centerZoomEase(twelfthAvenue, 18, 500);
+           timeout(function () {
+             var selected, other, padding, box;
 
-         init();
-         return drawData;
-       }
+             if (hasWashington) {
+               selected = _t('intro.graph.name.washington-street');
+               other = _t('intro.graph.name.12th-avenue');
+               padding = 60 * Math.pow(2, context.map().zoom() - 18);
+               box = pad(twelfthAvenueEnd, padding, context);
+               box.width *= 3;
+             } else {
+               selected = _t('intro.graph.name.12th-avenue');
+               other = _t('intro.graph.name.washington-street');
+               padding = 200 * Math.pow(2, context.map().zoom() - 18);
+               box = pad(twelfthAvenue, padding, context);
+               box.width /= 2;
+             }
 
-       function svgDebug(projection, context) {
-         function drawDebug(selection) {
-           var showTile = context.getDebug('tile');
-           var showCollision = context.getDebug('collision');
-           var showImagery = context.getDebug('imagery');
-           var showTouchTargets = context.getDebug('target');
-           var showDownloaded = context.getDebug('downloaded');
-           var debugData = [];
+             reveal(box, helpHtml('intro.lines.multi_select', {
+               selected: selected,
+               other1: other
+             }) + ' ' + helpHtml('intro.lines.add_to_selection_' + (context.lastPointerType() === 'mouse' ? 'click' : 'touch'), {
+               selected: selected,
+               other2: other
+             }));
+             context.map().on('move.intro drawn.intro', function () {
+               if (hasWashington) {
+                 selected = _t('intro.graph.name.washington-street');
+                 other = _t('intro.graph.name.12th-avenue');
+                 padding = 60 * Math.pow(2, context.map().zoom() - 18);
+                 box = pad(twelfthAvenueEnd, padding, context);
+                 box.width *= 3;
+               } else {
+                 selected = _t('intro.graph.name.12th-avenue');
+                 other = _t('intro.graph.name.washington-street');
+                 padding = 200 * Math.pow(2, context.map().zoom() - 18);
+                 box = pad(twelfthAvenue, padding, context);
+                 box.width /= 2;
+               }
 
-           if (showTile) {
-             debugData.push({
-               "class": 'red',
-               label: 'tile'
+               reveal(box, helpHtml('intro.lines.multi_select', {
+                 selected: selected,
+                 other1: other
+               }) + ' ' + helpHtml('intro.lines.add_to_selection_' + (context.lastPointerType() === 'mouse' ? 'click' : 'touch'), {
+                 selected: selected,
+                 other2: other
+               }), {
+                 duration: 0
+               });
              });
-           }
-
-           if (showCollision) {
-             debugData.push({
-               "class": 'yellow',
-               label: 'collision'
+             context.on('enter.intro', function () {
+               continueTo(multiSelect);
+             });
+             context.history().on('change.intro', function () {
+               if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
+                 return continueTo(rightClickIntersection);
+               }
              });
+           }, 600);
+
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
            }
+         }
 
-           if (showImagery) {
-             debugData.push({
-               "class": 'orange',
-               label: 'imagery'
-             });
+         function multiRightClick() {
+           if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
+             return continueTo(rightClickIntersection);
            }
 
-           if (showTouchTargets) {
-             debugData.push({
-               "class": 'pink',
-               label: 'touchTargets'
+           var padding = 200 * Math.pow(2, context.map().zoom() - 18);
+           var box = pad(twelfthAvenue, padding, context);
+           var rightClickString = helpHtml('intro.lines.multi_select_success') + helpHtml('intro.lines.multi_' + (context.lastPointerType() === 'mouse' ? 'rightclick' : 'edit_menu_touch'));
+           reveal(box, rightClickString);
+           context.map().on('move.intro drawn.intro', function () {
+             var padding = 200 * Math.pow(2, context.map().zoom() - 18);
+             var box = pad(twelfthAvenue, padding, context);
+             reveal(box, rightClickString, {
+               duration: 0
              });
+           });
+           context.ui().editMenu().on('toggled.intro', function (open) {
+             if (!open) return;
+             timeout(function () {
+               var ids = context.selectedIDs();
+
+               if (ids.length === 2 && ids.indexOf(twelfthAvenueID) !== -1 && ids.indexOf(_washingtonSegmentID) !== -1) {
+                 var node = selectMenuItem(context, 'delete').node();
+                 if (!node) return;
+                 continueTo(multiDelete);
+               } else if (ids.length === 1 && ids.indexOf(_washingtonSegmentID) !== -1) {
+                 return continueTo(multiSelect);
+               } else {
+                 return continueTo(didSplit);
+               }
+             }, 300); // after edit menu visible
+           });
+           context.history().on('change.intro', function () {
+             if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
+               return continueTo(rightClickIntersection);
+             }
+           });
+
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.ui().editMenu().on('toggled.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
            }
+         }
 
-           if (showDownloaded) {
-             debugData.push({
-               "class": 'purple',
-               label: 'downloaded'
-             });
+         function multiDelete() {
+           if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
+             return continueTo(rightClickIntersection);
            }
 
-           var legend = context.container().select('.main-content').selectAll('.debug-legend').data(debugData.length ? [0] : []);
-           legend.exit().remove();
-           legend = legend.enter().append('div').attr('class', 'fillD debug-legend').merge(legend);
-           var legendItems = legend.selectAll('.debug-legend-item').data(debugData, function (d) {
-             return d.label;
+           var node = selectMenuItem(context, 'delete').node();
+           if (!node) return continueTo(multiRightClick);
+           reveal('.edit-menu', helpHtml('intro.lines.multi_delete'), {
+             padding: 50
            });
-           legendItems.exit().remove();
-           legendItems.enter().append('span').attr('class', function (d) {
-             return "debug-legend-item ".concat(d["class"]);
-           }).text(function (d) {
-             return d.label;
+           context.map().on('move.intro drawn.intro', function () {
+             reveal('.edit-menu', helpHtml('intro.lines.multi_delete'), {
+               duration: 0,
+               padding: 50
+             });
+           });
+           context.on('exit.intro', function () {
+             if (context.hasEntity(_washingtonSegmentID) || context.hasEntity(twelfthAvenueID)) {
+               return continueTo(multiSelect); // left select mode but roads still exist
+             }
+           });
+           context.history().on('change.intro', function () {
+             if (context.hasEntity(_washingtonSegmentID) || context.hasEntity(twelfthAvenueID)) {
+               continueTo(retryDelete); // changed something but roads still exist
+             } else {
+               continueTo(play);
+             }
            });
-           var layer = selection.selectAll('.layer-debug').data(showImagery || showDownloaded ? [0] : []);
-           layer.exit().remove();
-           layer = layer.enter().append('g').attr('class', 'layer-debug').merge(layer); // imagery
 
-           var extent = context.map().extent();
-           _mainFileFetcher.get('imagery').then(function (d) {
-             var hits = showImagery && d.query.bbox(extent.rectangle(), true) || [];
-             var features = hits.map(function (d) {
-               return d.features[d.id];
-             });
-             var imagery = layer.selectAll('path.debug-imagery').data(features);
-             imagery.exit().remove();
-             imagery.enter().append('path').attr('class', 'debug-imagery debug orange');
-           })["catch"](function () {
-             /* ignore */
-           }); // downloaded
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('exit.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
+           }
+         }
 
-           var osm = context.connection();
-           var dataDownloaded = [];
+         function retryDelete() {
+           context.enter(modeBrowse(context));
+           var padding = 200 * Math.pow(2, context.map().zoom() - 18);
+           var box = pad(twelfthAvenue, padding, context);
+           reveal(box, helpHtml('intro.lines.retry_delete'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               continueTo(multiSelect);
+             }
+           });
 
-           if (osm && showDownloaded) {
-             var rtree = osm.caches('get').tile.rtree;
-             dataDownloaded = rtree.all().map(function (bbox) {
-               return {
-                 type: 'Feature',
-                 properties: {
-                   id: bbox.id
-                 },
-                 geometry: {
-                   type: 'Polygon',
-                   coordinates: [[[bbox.minX, bbox.minY], [bbox.minX, bbox.maxY], [bbox.maxX, bbox.maxY], [bbox.maxX, bbox.minY], [bbox.minX, bbox.minY]]]
-                 }
-               };
-             });
+           function continueTo(nextStep) {
+             nextStep();
            }
+         }
 
-           var downloaded = layer.selectAll('path.debug-downloaded').data(showDownloaded ? dataDownloaded : []);
-           downloaded.exit().remove();
-           downloaded.enter().append('path').attr('class', 'debug-downloaded debug purple'); // update
+         function play() {
+           dispatch.call('done');
+           reveal('.ideditor', helpHtml('intro.lines.play', {
+             next: _t('intro.buildings.title')
+           }), {
+             tooltipBox: '.intro-nav-wrap .chapter-building',
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               reveal('.ideditor');
+             }
+           });
+         }
 
-           layer.selectAll('path').attr('d', svgPath(projection).geojson);
-         } // This looks strange because `enabled` methods on other layers are
-         // chainable getter/setters, and this one is just a getter.
+         chapter.enter = function () {
+           addLine();
+         };
 
+         chapter.exit = function () {
+           timeouts.forEach(window.clearTimeout);
+           select(window).on('pointerdown.intro mousedown.intro', null, true);
+           context.on('enter.intro exit.intro', null);
+           context.map().on('move.intro drawn.intro', null);
+           context.history().on('change.intro', null);
+           context.container().select('.inspector-wrap').on('wheel.intro', null);
+           context.container().select('.preset-list-button').on('click.intro', null);
+         };
 
-         drawDebug.enabled = function () {
-           if (!arguments.length) {
-             return context.getDebug('tile') || context.getDebug('collision') || context.getDebug('imagery') || context.getDebug('target') || context.getDebug('downloaded');
-           } else {
-             return this;
-           }
+         chapter.restart = function () {
+           chapter.exit();
+           chapter.enter();
          };
 
-         return drawDebug;
+         return utilRebind(chapter, dispatch, 'on');
        }
 
-       /*
-           A standalone SVG element that contains only a `defs` sub-element. To be
-           used once globally, since defs IDs must be unique within a document.
-       */
+       function uiIntroBuilding(context, reveal) {
+         var dispatch = dispatch$8('done');
+         var house = [-85.62815, 41.95638];
+         var tank = [-85.62732, 41.95347];
+         var buildingCatetory = _mainPresetIndex.item('category-building');
+         var housePreset = _mainPresetIndex.item('building/house');
+         var tankPreset = _mainPresetIndex.item('man_made/storage_tank');
+         var timeouts = [];
+         var _houseID = null;
+         var _tankID = null;
+         var chapter = {
+           title: 'intro.buildings.title'
+         };
 
-       function svgDefs(context) {
-         var _defsSelection = select(null);
+         function timeout(f, t) {
+           timeouts.push(window.setTimeout(f, t));
+         }
 
-         var _spritesheetIds = ['iD-sprite', 'maki-sprite', 'temaki-sprite', 'fa-sprite', 'community-sprite'];
+         function eventCancel(d3_event) {
+           d3_event.stopPropagation();
+           d3_event.preventDefault();
+         }
 
-         function drawDefs(selection) {
-           _defsSelection = selection.append('defs'); // add markers
+         function revealHouse(center, text, options) {
+           var padding = 160 * Math.pow(2, context.map().zoom() - 20);
+           var box = pad(center, padding, context);
+           reveal(box, text, options);
+         }
 
-           _defsSelection.append('marker').attr('id', 'ideditor-oneway-marker').attr('viewBox', '0 0 10 5').attr('refX', 2.5).attr('refY', 2.5).attr('markerWidth', 2).attr('markerHeight', 2).attr('markerUnits', 'strokeWidth').attr('orient', 'auto').append('path').attr('class', 'oneway-marker-path').attr('d', 'M 5,3 L 0,3 L 0,2 L 5,2 L 5,0 L 10,2.5 L 5,5 z').attr('stroke', 'none').attr('fill', '#000').attr('opacity', '0.75'); // SVG markers have to be given a colour where they're defined
-           // (they can't inherit it from the line they're attached to),
-           // so we need to manually define markers for each color of tag
-           // (also, it's slightly nicer if we can control the
-           // positioning for different tags)
+         function revealTank(center, text, options) {
+           var padding = 190 * Math.pow(2, context.map().zoom() - 19.5);
+           var box = pad(center, padding, context);
+           reveal(box, text, options);
+         }
 
+         function addHouse() {
+           context.enter(modeBrowse(context));
+           context.history().reset('initial');
+           _houseID = null;
+           var msec = transitionTime(house, context.map().center());
 
-           function addSidedMarker(name, color, offset) {
-             _defsSelection.append('marker').attr('id', 'ideditor-sided-marker-' + name).attr('viewBox', '0 0 2 2').attr('refX', 1).attr('refY', -offset).attr('markerWidth', 1.5).attr('markerHeight', 1.5).attr('markerUnits', 'strokeWidth').attr('orient', 'auto').append('path').attr('class', 'sided-marker-path sided-marker-' + name + '-path').attr('d', 'M 0,0 L 1,1 L 2,0 z').attr('stroke', 'none').attr('fill', color);
+           if (msec) {
+             reveal(null, null, {
+               duration: 0
+             });
            }
 
-           addSidedMarker('natural', 'rgb(170, 170, 170)', 0); // for a coastline, the arrows are (somewhat unintuitively) on
-           // the water side, so let's color them blue (with a gap) to
-           // give a stronger indication
-
-           addSidedMarker('coastline', '#77dede', 1);
-           addSidedMarker('waterway', '#77dede', 1); // barriers have a dashed line, and separating the triangle
-           // from the line visually suits that
-
-           addSidedMarker('barrier', '#ddd', 1);
-           addSidedMarker('man_made', '#fff', 0);
-
-           _defsSelection.append('marker').attr('id', 'ideditor-viewfield-marker').attr('viewBox', '0 0 16 16').attr('refX', 8).attr('refY', 16).attr('markerWidth', 4).attr('markerHeight', 4).attr('markerUnits', 'strokeWidth').attr('orient', 'auto').append('path').attr('class', 'viewfield-marker-path').attr('d', 'M 6,14 C 8,13.4 8,13.4 10,14 L 16,3 C 12,0 4,0 0,3 z').attr('fill', '#333').attr('fill-opacity', '0.75').attr('stroke', '#fff').attr('stroke-width', '0.5px').attr('stroke-opacity', '0.75');
-
-           _defsSelection.append('marker').attr('id', 'ideditor-viewfield-marker-wireframe').attr('viewBox', '0 0 16 16').attr('refX', 8).attr('refY', 16).attr('markerWidth', 4).attr('markerHeight', 4).attr('markerUnits', 'strokeWidth').attr('orient', 'auto').append('path').attr('class', 'viewfield-marker-path').attr('d', 'M 6,14 C 8,13.4 8,13.4 10,14 L 16,3 C 12,0 4,0 0,3 z').attr('fill', 'none').attr('stroke', '#fff').attr('stroke-width', '0.5px').attr('stroke-opacity', '0.75'); // add patterns
-
-
-           var patterns = _defsSelection.selectAll('pattern').data([// pattern name, pattern image name
-           ['beach', 'dots'], ['construction', 'construction'], ['cemetery', 'cemetery'], ['cemetery_christian', 'cemetery_christian'], ['cemetery_buddhist', 'cemetery_buddhist'], ['cemetery_muslim', 'cemetery_muslim'], ['cemetery_jewish', 'cemetery_jewish'], ['farmland', 'farmland'], ['farmyard', 'farmyard'], ['forest', 'forest'], ['forest_broadleaved', 'forest_broadleaved'], ['forest_needleleaved', 'forest_needleleaved'], ['forest_leafless', 'forest_leafless'], ['golf_green', 'grass'], ['grass', 'grass'], ['landfill', 'landfill'], ['meadow', 'grass'], ['orchard', 'orchard'], ['pond', 'pond'], ['quarry', 'quarry'], ['scrub', 'bushes'], ['vineyard', 'vineyard'], ['water_standing', 'lines'], ['waves', 'waves'], ['wetland', 'wetland'], ['wetland_marsh', 'wetland_marsh'], ['wetland_swamp', 'wetland_swamp'], ['wetland_bog', 'wetland_bog'], ['wetland_reedbed', 'wetland_reedbed']]).enter().append('pattern').attr('id', function (d) {
-             return 'ideditor-pattern-' + d[0];
-           }).attr('width', 32).attr('height', 32).attr('patternUnits', 'userSpaceOnUse');
+           context.map().centerZoomEase(house, 19, msec);
+           timeout(function () {
+             var tooltip = reveal('button.add-area', helpHtml('intro.buildings.add_building'));
+             tooltip.selectAll('.popover-inner').insert('svg', 'span').attr('class', 'tooltip-illustration').append('use').attr('xlink:href', '#iD-graphic-buildings');
+             context.on('enter.intro', function (mode) {
+               if (mode.id !== 'add-area') return;
+               continueTo(startHouse);
+             });
+           }, msec + 100);
 
-           patterns.append('rect').attr('x', 0).attr('y', 0).attr('width', 32).attr('height', 32).attr('class', function (d) {
-             return 'pattern-color-' + d[0];
-           });
-           patterns.append('image').attr('x', 0).attr('y', 0).attr('width', 32).attr('height', 32).attr('xlink:href', function (d) {
-             return context.imagePath('pattern/' + d[1] + '.png');
-           }); // add clip paths
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             nextStep();
+           }
+         }
 
-           _defsSelection.selectAll('clipPath').data([12, 18, 20, 32, 45]).enter().append('clipPath').attr('id', function (d) {
-             return 'ideditor-clip-square-' + d;
-           }).append('rect').attr('x', 0).attr('y', 0).attr('width', function (d) {
-             return d;
-           }).attr('height', function (d) {
-             return d;
-           }); // add symbol spritesheets
+         function startHouse() {
+           if (context.mode().id !== 'add-area') {
+             return continueTo(addHouse);
+           }
 
+           _houseID = null;
+           context.map().zoomEase(20, 500);
+           timeout(function () {
+             var startString = helpHtml('intro.buildings.start_building') + helpHtml('intro.buildings.building_corner_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap'));
+             revealHouse(house, startString);
+             context.map().on('move.intro drawn.intro', function () {
+               revealHouse(house, startString, {
+                 duration: 0
+               });
+             });
+             context.on('enter.intro', function (mode) {
+               if (mode.id !== 'draw-area') return chapter.restart();
+               continueTo(continueHouse);
+             });
+           }, 550); // after easing
 
-           addSprites(_spritesheetIds, true);
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
+           }
          }
 
-         function addSprites(ids, overrideColors) {
-           _spritesheetIds = utilArrayUniq(_spritesheetIds.concat(ids));
-
-           var spritesheets = _defsSelection.selectAll('.spritesheet').data(_spritesheetIds);
+         function continueHouse() {
+           if (context.mode().id !== 'draw-area') {
+             return continueTo(addHouse);
+           }
 
-           spritesheets.enter().append('g').attr('class', function (d) {
-             return 'spritesheet spritesheet-' + d;
-           }).each(function (d) {
-             var url = context.imagePath(d + '.svg');
-             var node = select(this).node();
-             svg(url).then(function (svg) {
-               node.appendChild(select(svg.documentElement).attr('id', 'ideditor-' + d).node());
+           _houseID = null;
+           var continueString = helpHtml('intro.buildings.continue_building') + '{br}' + helpHtml('intro.areas.finish_area_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap')) + helpHtml('intro.buildings.finish_building');
+           revealHouse(house, continueString);
+           context.map().on('move.intro drawn.intro', function () {
+             revealHouse(house, continueString, {
+               duration: 0
+             });
+           });
+           context.on('enter.intro', function (mode) {
+             if (mode.id === 'draw-area') {
+               return;
+             } else if (mode.id === 'select') {
+               var graph = context.graph();
+               var way = context.entity(context.selectedIDs()[0]);
+               var nodes = graph.childNodes(way);
+               var points = utilArrayUniq(nodes).map(function (n) {
+                 return context.projection(n.loc);
+               });
 
-               if (overrideColors && d !== 'iD-sprite') {
-                 // allow icon colors to be overridden..
-                 select(node).selectAll('path').attr('fill', 'currentColor');
+               if (isMostlySquare(points)) {
+                 _houseID = way.id;
+                 return continueTo(chooseCategoryBuilding);
+               } else {
+                 return continueTo(retryHouse);
                }
-             })["catch"](function () {
-               /* ignore */
-             });
+             } else {
+               return chapter.restart();
+             }
            });
-           spritesheets.exit().remove();
+
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
+           }
          }
 
-         drawDefs.addSprites = addSprites;
-         return drawDefs;
-       }
+         function retryHouse() {
+           var onClick = function onClick() {
+             continueTo(addHouse);
+           };
 
-       var _layerEnabled = false;
+           revealHouse(house, helpHtml('intro.buildings.retry_building'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: onClick
+           });
+           context.map().on('move.intro drawn.intro', function () {
+             revealHouse(house, helpHtml('intro.buildings.retry_building'), {
+               duration: 0,
+               buttonText: _t.html('intro.ok'),
+               buttonCallback: onClick
+             });
+           });
 
-       var _qaService;
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             nextStep();
+           }
+         }
 
-       function svgKeepRight(projection, context, dispatch) {
-         var throttledRedraw = throttle(function () {
-           return dispatch.call('change');
-         }, 1000);
+         function chooseCategoryBuilding() {
+           if (!_houseID || !context.hasEntity(_houseID)) {
+             return addHouse();
+           }
 
-         var minZoom = 12;
-         var touchLayer = select(null);
-         var drawLayer = select(null);
-         var layerVisible = false;
+           var ids = context.selectedIDs();
 
-         function markerPath(selection, klass) {
-           selection.attr('class', klass).attr('transform', 'translate(-4, -24)').attr('d', 'M11.6,6.2H7.1l1.4-5.1C8.6,0.6,8.1,0,7.5,0H2.2C1.7,0,1.3,0.3,1.3,0.8L0,10.2c-0.1,0.6,0.4,1.1,0.9,1.1h4.6l-1.8,7.6C3.6,19.4,4.1,20,4.7,20c0.3,0,0.6-0.2,0.8-0.5l6.9-11.9C12.7,7,12.3,6.2,11.6,6.2z');
-         } // Loosely-coupled keepRight service for fetching issues.
+           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _houseID) {
+             context.enter(modeSelect(context, [_houseID]));
+           } // disallow scrolling
 
 
-         function getService() {
-           if (services.keepRight && !_qaService) {
-             _qaService = services.keepRight;
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+           timeout(function () {
+             // reset pane, in case user somehow happened to change it..
+             context.container().select('.inspector-wrap .panewrap').style('right', '-100%');
+             var button = context.container().select('.preset-category-building .preset-list-button');
+             reveal(button.node(), helpHtml('intro.buildings.choose_category_building', {
+               category: buildingCatetory.name()
+             }));
+             button.on('click.intro', function () {
+               button.on('click.intro', null);
+               continueTo(choosePresetHouse);
+             });
+           }, 400); // after preset list pane visible..
 
-             _qaService.on('loaded', throttledRedraw);
-           } else if (!services.keepRight && _qaService) {
-             _qaService = null;
-           }
+           context.on('enter.intro', function (mode) {
+             if (!_houseID || !context.hasEntity(_houseID)) {
+               return continueTo(addHouse);
+             }
 
-           return _qaService;
-         } // Show the markers
+             var ids = context.selectedIDs();
 
+             if (mode.id !== 'select' || !ids.length || ids[0] !== _houseID) {
+               return continueTo(chooseCategoryBuilding);
+             }
+           });
 
-         function editOn() {
-           if (!layerVisible) {
-             layerVisible = true;
-             drawLayer.style('display', 'block');
+           function continueTo(nextStep) {
+             context.container().select('.inspector-wrap').on('wheel.intro', null);
+             context.container().select('.preset-list-button').on('click.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
            }
-         } // Immediately remove the markers and their touch targets
-
+         }
 
-         function editOff() {
-           if (layerVisible) {
-             layerVisible = false;
-             drawLayer.style('display', 'none');
-             drawLayer.selectAll('.qaItem.keepRight').remove();
-             touchLayer.selectAll('.qaItem.keepRight').remove();
+         function choosePresetHouse() {
+           if (!_houseID || !context.hasEntity(_houseID)) {
+             return addHouse();
            }
-         } // Enable the layer.  This shows the markers and transitions them to visible.
-
-
-         function layerOn() {
-           editOn();
-           drawLayer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end interrupt', function () {
-             return dispatch.call('change');
-           });
-         } // Disable the layer.  This transitions the layer invisible and then hides the markers.
 
+           var ids = context.selectedIDs();
 
-         function layerOff() {
-           throttledRedraw.cancel();
-           drawLayer.interrupt();
-           touchLayer.selectAll('.qaItem.keepRight').remove();
-           drawLayer.transition().duration(250).style('opacity', 0).on('end interrupt', function () {
-             editOff();
-             dispatch.call('change');
-           });
-         } // Update the issue markers
+           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _houseID) {
+             context.enter(modeSelect(context, [_houseID]));
+           } // disallow scrolling
 
 
-         function updateMarkers() {
-           if (!layerVisible || !_layerEnabled) return;
-           var service = getService();
-           var selectedID = context.selectedErrorID();
-           var data = service ? service.getItems(projection) : [];
-           var getTransform = svgPointTransform(projection); // Draw markers..
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+           timeout(function () {
+             // reset pane, in case user somehow happened to change it..
+             context.container().select('.inspector-wrap .panewrap').style('right', '-100%');
+             var button = context.container().select('.preset-building-house .preset-list-button');
+             reveal(button.node(), helpHtml('intro.buildings.choose_preset_house', {
+               preset: housePreset.name()
+             }), {
+               duration: 300
+             });
+             button.on('click.intro', function () {
+               button.on('click.intro', null);
+               continueTo(closeEditorHouse);
+             });
+           }, 400); // after preset list pane visible..
 
-           var markers = drawLayer.selectAll('.qaItem.keepRight').data(data, function (d) {
-             return d.id;
-           }); // exit
+           context.on('enter.intro', function (mode) {
+             if (!_houseID || !context.hasEntity(_houseID)) {
+               return continueTo(addHouse);
+             }
 
-           markers.exit().remove(); // enter
+             var ids = context.selectedIDs();
 
-           var markersEnter = markers.enter().append('g').attr('class', function (d) {
-             return "qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.parentIssueType);
+             if (mode.id !== 'select' || !ids.length || ids[0] !== _houseID) {
+               return continueTo(chooseCategoryBuilding);
+             }
            });
-           markersEnter.append('ellipse').attr('cx', 0.5).attr('cy', 1).attr('rx', 6.5).attr('ry', 3).attr('class', 'stroke');
-           markersEnter.append('path').call(markerPath, 'shadow');
-           markersEnter.append('use').attr('class', 'qaItem-fill').attr('width', '20px').attr('height', '20px').attr('x', '-8px').attr('y', '-22px').attr('xlink:href', '#iD-icon-bolt'); // update
-
-           markers.merge(markersEnter).sort(sortY).classed('selected', function (d) {
-             return d.id === selectedID;
-           }).attr('transform', getTransform); // Draw targets..
 
-           if (touchLayer.empty()) return;
-           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
-           var targets = touchLayer.selectAll('.qaItem.keepRight').data(data, function (d) {
-             return d.id;
-           }); // exit
+           function continueTo(nextStep) {
+             context.container().select('.inspector-wrap').on('wheel.intro', null);
+             context.container().select('.preset-list-button').on('click.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
+           }
+         }
 
-           targets.exit().remove(); // enter/update
+         function closeEditorHouse() {
+           if (!_houseID || !context.hasEntity(_houseID)) {
+             return addHouse();
+           }
 
-           targets.enter().append('rect').attr('width', '20px').attr('height', '20px').attr('x', '-8px').attr('y', '-22px').merge(targets).sort(sortY).attr('class', function (d) {
-             return "qaItem ".concat(d.service, " target ").concat(fillClass, " itemId-").concat(d.id);
-           }).attr('transform', getTransform);
+           var ids = context.selectedIDs();
 
-           function sortY(a, b) {
-             return a.id === selectedID ? 1 : b.id === selectedID ? -1 : a.severity === 'error' && b.severity !== 'error' ? 1 : b.severity === 'error' && a.severity !== 'error' ? -1 : b.loc[1] - a.loc[1];
+           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _houseID) {
+             context.enter(modeSelect(context, [_houseID]));
            }
-         } // Draw the keepRight layer and schedule loading issues and updating markers.
 
+           context.history().checkpoint('hasHouse');
+           context.on('exit.intro', function () {
+             continueTo(rightClickHouse);
+           });
+           timeout(function () {
+             reveal('.entity-editor-pane', helpHtml('intro.buildings.close', {
+               button: {
+                 html: icon('#iD-icon-close', 'inline')
+               }
+             }));
+           }, 500);
 
-         function drawKeepRight(selection) {
-           var service = getService();
-           var surface = context.surface();
-
-           if (surface && !surface.empty()) {
-             touchLayer = surface.selectAll('.data-layer.touch .layer-touch.markers');
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             nextStep();
            }
+         }
 
-           drawLayer = selection.selectAll('.layer-keepRight').data(service ? [0] : []);
-           drawLayer.exit().remove();
-           drawLayer = drawLayer.enter().append('g').attr('class', 'layer-keepRight').style('display', _layerEnabled ? 'block' : 'none').merge(drawLayer);
+         function rightClickHouse() {
+           if (!_houseID) return chapter.restart();
+           context.enter(modeBrowse(context));
+           context.history().reset('hasHouse');
+           var zoom = context.map().zoom();
 
-           if (_layerEnabled) {
-             if (service && ~~context.map().zoom() >= minZoom) {
-               editOn();
-               service.loadIssues(projection);
-               updateMarkers();
-             } else {
-               editOff();
-             }
+           if (zoom < 20) {
+             zoom = 20;
            }
-         } // Toggles the layer on and off
 
+           context.map().centerZoomEase(house, zoom, 500);
+           context.on('enter.intro', function (mode) {
+             if (mode.id !== 'select') return;
+             var ids = context.selectedIDs();
+             if (ids.length !== 1 || ids[0] !== _houseID) return;
+             timeout(function () {
+               var node = selectMenuItem(context, 'orthogonalize').node();
+               if (!node) return;
+               continueTo(clickSquare);
+             }, 50); // after menu visible
+           });
+           context.map().on('move.intro drawn.intro', function () {
+             var rightclickString = helpHtml('intro.buildings.' + (context.lastPointerType() === 'mouse' ? 'rightclick_building' : 'edit_menu_building_touch'));
+             revealHouse(house, rightclickString, {
+               duration: 0
+             });
+           });
+           context.history().on('change.intro', function () {
+             continueTo(rightClickHouse);
+           });
 
-         drawKeepRight.enabled = function (val) {
-           if (!arguments.length) return _layerEnabled;
-           _layerEnabled = val;
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             context.map().on('move.intro drawn.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
+           }
+         }
 
-           if (_layerEnabled) {
-             layerOn();
-           } else {
-             layerOff();
+         function clickSquare() {
+           if (!_houseID) return chapter.restart();
+           var entity = context.hasEntity(_houseID);
+           if (!entity) return continueTo(rightClickHouse);
+           var node = selectMenuItem(context, 'orthogonalize').node();
 
-             if (context.selectedErrorID()) {
-               context.enter(modeBrowse(context));
-             }
+           if (!node) {
+             return continueTo(rightClickHouse);
            }
 
-           dispatch.call('change');
-           return this;
-         };
+           var wasChanged = false;
+           reveal('.edit-menu', helpHtml('intro.buildings.square_building'), {
+             padding: 50
+           });
+           context.on('enter.intro', function (mode) {
+             if (mode.id === 'browse') {
+               continueTo(rightClickHouse);
+             } else if (mode.id === 'move' || mode.id === 'rotate') {
+               continueTo(retryClickSquare);
+             }
+           });
+           context.map().on('move.intro', function () {
+             var node = selectMenuItem(context, 'orthogonalize').node();
 
-         drawKeepRight.supported = function () {
-           return !!getService();
-         };
+             if (!wasChanged && !node) {
+               return continueTo(rightClickHouse);
+             }
 
-         return drawKeepRight;
-       }
+             reveal('.edit-menu', helpHtml('intro.buildings.square_building'), {
+               duration: 0,
+               padding: 50
+             });
+           });
+           context.history().on('change.intro', function () {
+             wasChanged = true;
+             context.history().on('change.intro', null); // Something changed.  Wait for transition to complete and check undo annotation.
 
-       function svgGeolocate(projection) {
-         var layer = select(null);
+             timeout(function () {
+               if (context.history().undoAnnotation() === _t('operations.orthogonalize.annotation.feature', {
+                 n: 1
+               })) {
+                 continueTo(doneSquare);
+               } else {
+                 continueTo(retryClickSquare);
+               }
+             }, 500); // after transitioned actions
+           });
 
-         var _position;
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             context.map().on('move.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
+           }
+         }
 
-         function init() {
-           if (svgGeolocate.initialized) return; // run once
+         function retryClickSquare() {
+           context.enter(modeBrowse(context));
+           revealHouse(house, helpHtml('intro.buildings.retry_square'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               continueTo(rightClickHouse);
+             }
+           });
 
-           svgGeolocate.enabled = false;
-           svgGeolocate.initialized = true;
+           function continueTo(nextStep) {
+             nextStep();
+           }
          }
 
-         function showLayer() {
-           layer.style('display', 'block');
-         }
+         function doneSquare() {
+           context.history().checkpoint('doneSquare');
+           revealHouse(house, helpHtml('intro.buildings.done_square'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               continueTo(addTank);
+             }
+           });
 
-         function hideLayer() {
-           layer.transition().duration(250).style('opacity', 0);
+           function continueTo(nextStep) {
+             nextStep();
+           }
          }
 
-         function layerOn() {
-           layer.style('opacity', 0).transition().duration(250).style('opacity', 1);
-         }
+         function addTank() {
+           context.enter(modeBrowse(context));
+           context.history().reset('doneSquare');
+           _tankID = null;
+           var msec = transitionTime(tank, context.map().center());
 
-         function layerOff() {
-           layer.style('display', 'none');
-         }
+           if (msec) {
+             reveal(null, null, {
+               duration: 0
+             });
+           }
 
-         function transform(d) {
-           return svgPointTransform(projection)(d);
+           context.map().centerZoomEase(tank, 19.5, msec);
+           timeout(function () {
+             reveal('button.add-area', helpHtml('intro.buildings.add_tank'));
+             context.on('enter.intro', function (mode) {
+               if (mode.id !== 'add-area') return;
+               continueTo(startTank);
+             });
+           }, msec + 100);
+
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             nextStep();
+           }
          }
 
-         function accuracy(accuracy, loc) {
-           // converts accuracy to pixels...
-           var degreesRadius = geoMetersToLat(accuracy),
-               tangentLoc = [loc[0], loc[1] + degreesRadius],
-               projectedTangent = projection(tangentLoc),
-               projectedLoc = projection([loc[0], loc[1]]); // southern most point will have higher pixel value...
+         function startTank() {
+           if (context.mode().id !== 'add-area') {
+             return continueTo(addTank);
+           }
 
-           return Math.round(projectedLoc[1] - projectedTangent[1]).toString();
-         }
+           _tankID = null;
+           timeout(function () {
+             var startString = helpHtml('intro.buildings.start_tank') + helpHtml('intro.buildings.tank_edge_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap'));
+             revealTank(tank, startString);
+             context.map().on('move.intro drawn.intro', function () {
+               revealTank(tank, startString, {
+                 duration: 0
+               });
+             });
+             context.on('enter.intro', function (mode) {
+               if (mode.id !== 'draw-area') return chapter.restart();
+               continueTo(continueTank);
+             });
+           }, 550); // after easing
 
-         function update() {
-           var geolocation = {
-             loc: [_position.coords.longitude, _position.coords.latitude]
-           };
-           var groups = layer.selectAll('.geolocations').selectAll('.geolocation').data([geolocation]);
-           groups.exit().remove();
-           var pointsEnter = groups.enter().append('g').attr('class', 'geolocation');
-           pointsEnter.append('circle').attr('class', 'geolocate-radius').attr('dx', '0').attr('dy', '0').attr('fill', 'rgb(15,128,225)').attr('fill-opacity', '0.3').attr('r', '0');
-           pointsEnter.append('circle').attr('dx', '0').attr('dy', '0').attr('fill', 'rgb(15,128,225)').attr('stroke', 'white').attr('stroke-width', '1.5').attr('r', '6');
-           groups.merge(pointsEnter).attr('transform', transform);
-           layer.select('.geolocate-radius').attr('r', accuracy(_position.coords.accuracy, geolocation.loc));
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
+           }
          }
 
-         function drawLocation(selection) {
-           var enabled = svgGeolocate.enabled;
-           layer = selection.selectAll('.layer-geolocate').data([0]);
-           layer.exit().remove();
-           var layerEnter = layer.enter().append('g').attr('class', 'layer-geolocate').style('display', enabled ? 'block' : 'none');
-           layerEnter.append('g').attr('class', 'geolocations');
-           layer = layerEnter.merge(layer);
+         function continueTank() {
+           if (context.mode().id !== 'draw-area') {
+             return continueTo(addTank);
+           }
+
+           _tankID = null;
+           var continueString = helpHtml('intro.buildings.continue_tank') + '{br}' + helpHtml('intro.areas.finish_area_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap')) + helpHtml('intro.buildings.finish_tank');
+           revealTank(tank, continueString);
+           context.map().on('move.intro drawn.intro', function () {
+             revealTank(tank, continueString, {
+               duration: 0
+             });
+           });
+           context.on('enter.intro', function (mode) {
+             if (mode.id === 'draw-area') {
+               return;
+             } else if (mode.id === 'select') {
+               _tankID = context.selectedIDs()[0];
+               return continueTo(searchPresetTank);
+             } else {
+               return continueTo(addTank);
+             }
+           });
 
-           if (enabled) {
-             update();
-           } else {
-             layerOff();
+           function continueTo(nextStep) {
+             context.map().on('move.intro drawn.intro', null);
+             context.on('enter.intro', null);
+             nextStep();
            }
          }
 
-         drawLocation.enabled = function (position, enabled) {
-           if (!arguments.length) return svgGeolocate.enabled;
-           _position = position;
-           svgGeolocate.enabled = enabled;
-
-           if (svgGeolocate.enabled) {
-             showLayer();
-             layerOn();
-           } else {
-             hideLayer();
+         function searchPresetTank() {
+           if (!_tankID || !context.hasEntity(_tankID)) {
+             return addTank();
            }
 
-           return this;
-         };
-
-         init();
-         return drawLocation;
-       }
+           var ids = context.selectedIDs();
 
-       function svgLabels(projection, context) {
-         var path = d3_geoPath(projection);
-         var detected = utilDetect();
-         var baselineHack = detected.ie || detected.browser.toLowerCase() === 'edge' || detected.browser.toLowerCase() === 'firefox' && detected.version >= 70;
+           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _tankID) {
+             context.enter(modeSelect(context, [_tankID]));
+           } // disallow scrolling
 
-         var _rdrawn = new RBush();
 
-         var _rskipped = new RBush();
+           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+           timeout(function () {
+             // reset pane, in case user somehow happened to change it..
+             context.container().select('.inspector-wrap .panewrap').style('right', '-100%');
+             context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
+             reveal('.preset-search-input', helpHtml('intro.buildings.search_tank', {
+               preset: tankPreset.name()
+             }));
+           }, 400); // after preset list pane visible..
 
-         var _textWidthCache = {};
-         var _entitybboxes = {}; // Listed from highest to lowest priority
+           context.on('enter.intro', function (mode) {
+             if (!_tankID || !context.hasEntity(_tankID)) {
+               return continueTo(addTank);
+             }
 
-         var labelStack = [['line', 'aeroway', '*', 12], ['line', 'highway', 'motorway', 12], ['line', 'highway', 'trunk', 12], ['line', 'highway', 'primary', 12], ['line', 'highway', 'secondary', 12], ['line', 'highway', 'tertiary', 12], ['line', 'highway', '*', 12], ['line', 'railway', '*', 12], ['line', 'waterway', '*', 12], ['area', 'aeroway', '*', 12], ['area', 'amenity', '*', 12], ['area', 'building', '*', 12], ['area', 'historic', '*', 12], ['area', 'leisure', '*', 12], ['area', 'man_made', '*', 12], ['area', 'natural', '*', 12], ['area', 'shop', '*', 12], ['area', 'tourism', '*', 12], ['area', 'camp_site', '*', 12], ['point', 'aeroway', '*', 10], ['point', 'amenity', '*', 10], ['point', 'building', '*', 10], ['point', 'historic', '*', 10], ['point', 'leisure', '*', 10], ['point', 'man_made', '*', 10], ['point', 'natural', '*', 10], ['point', 'shop', '*', 10], ['point', 'tourism', '*', 10], ['point', 'camp_site', '*', 10], ['line', 'name', '*', 12], ['area', 'name', '*', 12], ['point', 'name', '*', 10]];
+             var ids = context.selectedIDs();
 
-         function shouldSkipIcon(preset) {
-           var noIcons = ['building', 'landuse', 'natural'];
-           return noIcons.some(function (s) {
-             return preset.id.indexOf(s) >= 0;
-           });
-         }
+             if (mode.id !== 'select' || !ids.length || ids[0] !== _tankID) {
+               // keep the user's area selected..
+               context.enter(modeSelect(context, [_tankID])); // reset pane, in case user somehow happened to change it..
 
-         function get(array, prop) {
-           return function (d, i) {
-             return array[i][prop];
-           };
-         }
+               context.container().select('.inspector-wrap .panewrap').style('right', '-100%'); // disallow scrolling
 
-         function textWidth(text, size, elem) {
-           var c = _textWidthCache[size];
-           if (!c) c = _textWidthCache[size] = {};
+               context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+               context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
+               reveal('.preset-search-input', helpHtml('intro.buildings.search_tank', {
+                 preset: tankPreset.name()
+               }));
+               context.history().on('change.intro', null);
+             }
+           });
 
-           if (c[text]) {
-             return c[text];
-           } else if (elem) {
-             c[text] = elem.getComputedTextLength();
-             return c[text];
-           } else {
-             var str = encodeURIComponent(text).match(/%[CDEFcdef]/g);
+           function checkPresetSearch() {
+             var first = context.container().select('.preset-list-item:first-child');
 
-             if (str === null) {
-               return size / 3 * 2 * text.length;
-             } else {
-               return size / 3 * (2 * text.length + str.length);
+             if (first.classed('preset-man_made-storage_tank')) {
+               reveal(first.select('.preset-list-button').node(), helpHtml('intro.buildings.choose_tank', {
+                 preset: tankPreset.name()
+               }), {
+                 duration: 300
+               });
+               context.container().select('.preset-search-input').on('keydown.intro', eventCancel, true).on('keyup.intro', null);
+               context.history().on('change.intro', function () {
+                 continueTo(closeEditorTank);
+               });
              }
            }
-         }
-
-         function drawLinePaths(selection, entities, filter, classes, labels) {
-           var paths = selection.selectAll('path').filter(filter).data(entities, osmEntity.key); // exit
-
-           paths.exit().remove(); // enter/update
 
-           paths.enter().append('path').style('stroke-width', get(labels, 'font-size')).attr('id', function (d) {
-             return 'ideditor-labelpath-' + d.id;
-           }).attr('class', classes).merge(paths).attr('d', get(labels, 'lineString'));
+           function continueTo(nextStep) {
+             context.container().select('.inspector-wrap').on('wheel.intro', null);
+             context.on('enter.intro', null);
+             context.history().on('change.intro', null);
+             context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
+             nextStep();
+           }
          }
 
-         function drawLineLabels(selection, entities, filter, classes, labels) {
-           var texts = selection.selectAll('text.' + classes).filter(filter).data(entities, osmEntity.key); // exit
-
-           texts.exit().remove(); // enter
-
-           texts.enter().append('text').attr('class', function (d, i) {
-             return classes + ' ' + labels[i].classes + ' ' + d.id;
-           }).attr('dy', baselineHack ? '0.35em' : null).append('textPath').attr('class', 'textpath'); // update
-
-           selection.selectAll('text.' + classes).selectAll('.textpath').filter(filter).data(entities, osmEntity.key).attr('startOffset', '50%').attr('xlink:href', function (d) {
-             return '#ideditor-labelpath-' + d.id;
-           }).text(utilDisplayNameForPath);
-         }
+         function closeEditorTank() {
+           if (!_tankID || !context.hasEntity(_tankID)) {
+             return addTank();
+           }
 
-         function drawPointLabels(selection, entities, filter, classes, labels) {
-           var texts = selection.selectAll('text.' + classes).filter(filter).data(entities, osmEntity.key); // exit
+           var ids = context.selectedIDs();
 
-           texts.exit().remove(); // enter/update
+           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _tankID) {
+             context.enter(modeSelect(context, [_tankID]));
+           }
 
-           texts.enter().append('text').attr('class', function (d, i) {
-             return classes + ' ' + labels[i].classes + ' ' + d.id;
-           }).merge(texts).attr('x', get(labels, 'x')).attr('y', get(labels, 'y')).style('text-anchor', get(labels, 'textAnchor')).text(utilDisplayName).each(function (d, i) {
-             textWidth(utilDisplayName(d), labels[i].height, this);
+           context.history().checkpoint('hasTank');
+           context.on('exit.intro', function () {
+             continueTo(rightClickTank);
            });
+           timeout(function () {
+             reveal('.entity-editor-pane', helpHtml('intro.buildings.close', {
+               button: {
+                 html: icon('#iD-icon-close', 'inline')
+               }
+             }));
+           }, 500);
+
+           function continueTo(nextStep) {
+             context.on('exit.intro', null);
+             nextStep();
+           }
          }
 
-         function drawAreaLabels(selection, entities, filter, classes, labels) {
-           entities = entities.filter(hasText);
-           labels = labels.filter(hasText);
-           drawPointLabels(selection, entities, filter, classes, labels);
+         function rightClickTank() {
+           if (!_tankID) return continueTo(addTank);
+           context.enter(modeBrowse(context));
+           context.history().reset('hasTank');
+           context.map().centerEase(tank, 500);
+           timeout(function () {
+             context.on('enter.intro', function (mode) {
+               if (mode.id !== 'select') return;
+               var ids = context.selectedIDs();
+               if (ids.length !== 1 || ids[0] !== _tankID) return;
+               timeout(function () {
+                 var node = selectMenuItem(context, 'circularize').node();
+                 if (!node) return;
+                 continueTo(clickCircle);
+               }, 50); // after menu visible
+             });
+             var rightclickString = helpHtml('intro.buildings.' + (context.lastPointerType() === 'mouse' ? 'rightclick_tank' : 'edit_menu_tank_touch'));
+             revealTank(tank, rightclickString);
+             context.map().on('move.intro drawn.intro', function () {
+               revealTank(tank, rightclickString, {
+                 duration: 0
+               });
+             });
+             context.history().on('change.intro', function () {
+               continueTo(rightClickTank);
+             });
+           }, 600);
 
-           function hasText(d, i) {
-             return labels[i].hasOwnProperty('x') && labels[i].hasOwnProperty('y');
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             context.map().on('move.intro drawn.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
            }
          }
 
-         function drawAreaIcons(selection, entities, filter, classes, labels) {
-           var icons = selection.selectAll('use.' + classes).filter(filter).data(entities, osmEntity.key); // exit
-
-           icons.exit().remove(); // enter/update
+         function clickCircle() {
+           if (!_tankID) return chapter.restart();
+           var entity = context.hasEntity(_tankID);
+           if (!entity) return continueTo(rightClickTank);
+           var node = selectMenuItem(context, 'circularize').node();
 
-           icons.enter().append('use').attr('class', 'icon ' + classes).attr('width', '17px').attr('height', '17px').merge(icons).attr('transform', get(labels, 'transform')).attr('xlink:href', function (d) {
-             var preset = _mainPresetIndex.match(d, context.graph());
-             var picon = preset && preset.icon;
+           if (!node) {
+             return continueTo(rightClickTank);
+           }
 
-             if (!picon) {
-               return '';
-             } else {
-               var isMaki = /^maki-/.test(picon);
-               return '#' + picon + (isMaki ? '-15' : '');
+           var wasChanged = false;
+           reveal('.edit-menu', helpHtml('intro.buildings.circle_tank'), {
+             padding: 50
+           });
+           context.on('enter.intro', function (mode) {
+             if (mode.id === 'browse') {
+               continueTo(rightClickTank);
+             } else if (mode.id === 'move' || mode.id === 'rotate') {
+               continueTo(retryClickCircle);
              }
            });
-         }
+           context.map().on('move.intro', function () {
+             var node = selectMenuItem(context, 'circularize').node();
 
-         function drawCollisionBoxes(selection, rtree, which) {
-           var classes = 'debug ' + which + ' ' + (which === 'debug-skipped' ? 'orange' : 'yellow');
-           var gj = [];
+             if (!wasChanged && !node) {
+               return continueTo(rightClickTank);
+             }
 
-           if (context.getDebug('collision')) {
-             gj = rtree.all().map(function (d) {
-               return {
-                 type: 'Polygon',
-                 coordinates: [[[d.minX, d.minY], [d.maxX, d.minY], [d.maxX, d.maxY], [d.minX, d.maxY], [d.minX, d.minY]]]
-               };
+             reveal('.edit-menu', helpHtml('intro.buildings.circle_tank'), {
+               duration: 0,
+               padding: 50
              });
-           }
-
-           var boxes = selection.selectAll('.' + which).data(gj); // exit
+           });
+           context.history().on('change.intro', function () {
+             wasChanged = true;
+             context.history().on('change.intro', null); // Something changed.  Wait for transition to complete and check undo annotation.
 
-           boxes.exit().remove(); // enter/update
+             timeout(function () {
+               if (context.history().undoAnnotation() === _t('operations.circularize.annotation.feature', {
+                 n: 1
+               })) {
+                 continueTo(play);
+               } else {
+                 continueTo(retryClickCircle);
+               }
+             }, 500); // after transitioned actions
+           });
 
-           boxes.enter().append('path').attr('class', classes).merge(boxes).attr('d', d3_geoPath());
+           function continueTo(nextStep) {
+             context.on('enter.intro', null);
+             context.map().on('move.intro', null);
+             context.history().on('change.intro', null);
+             nextStep();
+           }
          }
 
-         function drawLabels(selection, graph, entities, filter, dimensions, fullRedraw) {
-           var wireframe = context.surface().classed('fill-wireframe');
-           var zoom = geoScaleToZoom(projection.scale());
-           var labelable = [];
-           var renderNodeAs = {};
-           var i, j, k, entity, geometry;
+         function retryClickCircle() {
+           context.enter(modeBrowse(context));
+           revealTank(tank, helpHtml('intro.buildings.retry_circle'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               continueTo(rightClickTank);
+             }
+           });
 
-           for (i = 0; i < labelStack.length; i++) {
-             labelable.push([]);
+           function continueTo(nextStep) {
+             nextStep();
            }
+         }
 
-           if (fullRedraw) {
-             _rdrawn.clear();
-
-             _rskipped.clear();
-
-             _entitybboxes = {};
-           } else {
-             for (i = 0; i < entities.length; i++) {
-               entity = entities[i];
-               var toRemove = [].concat(_entitybboxes[entity.id] || []).concat(_entitybboxes[entity.id + 'I'] || []);
-
-               for (j = 0; j < toRemove.length; j++) {
-                 _rdrawn.remove(toRemove[j]);
-
-                 _rskipped.remove(toRemove[j]);
-               }
+         function play() {
+           dispatch.call('done');
+           reveal('.ideditor', helpHtml('intro.buildings.play', {
+             next: _t('intro.startediting.title')
+           }), {
+             tooltipBox: '.intro-nav-wrap .chapter-startEditing',
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               reveal('.ideditor');
              }
-           } // Loop through all the entities to do some preprocessing
-
-
-           for (i = 0; i < entities.length; i++) {
-             entity = entities[i];
-             geometry = entity.geometry(graph); // Insert collision boxes around interesting points/vertices
+           });
+         }
 
-             if (geometry === 'point' || geometry === 'vertex' && isInterestingVertex(entity)) {
-               var hasDirections = entity.directions(graph, projection).length;
-               var markerPadding;
+         chapter.enter = function () {
+           addHouse();
+         };
 
-               if (!wireframe && geometry === 'point' && !(zoom >= 18 && hasDirections)) {
-                 renderNodeAs[entity.id] = 'point';
-                 markerPadding = 20; // extra y for marker height
-               } else {
-                 renderNodeAs[entity.id] = 'vertex';
-                 markerPadding = 0;
-               }
+         chapter.exit = function () {
+           timeouts.forEach(window.clearTimeout);
+           context.on('enter.intro exit.intro', null);
+           context.map().on('move.intro drawn.intro', null);
+           context.history().on('change.intro', null);
+           context.container().select('.inspector-wrap').on('wheel.intro', null);
+           context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
+           context.container().select('.more-fields .combobox-input').on('click.intro', null);
+         };
 
-               var coord = projection(entity.loc);
-               var nodePadding = 10;
-               var bbox = {
-                 minX: coord[0] - nodePadding,
-                 minY: coord[1] - nodePadding - markerPadding,
-                 maxX: coord[0] + nodePadding,
-                 maxY: coord[1] + nodePadding
-               };
-               doInsert(bbox, entity.id + 'P');
-             } // From here on, treat vertices like points
+         chapter.restart = function () {
+           chapter.exit();
+           chapter.enter();
+         };
 
+         return utilRebind(chapter, dispatch, 'on');
+       }
 
-             if (geometry === 'vertex') {
-               geometry = 'point';
-             } // Determine which entities are label-able
+       function uiIntroStartEditing(context, reveal) {
+         var dispatch = dispatch$8('done', 'startEditing');
+         var modalSelection = select(null);
+         var chapter = {
+           title: 'intro.startediting.title'
+         };
 
+         function showHelp() {
+           reveal('.map-control.help-control', helpHtml('intro.startediting.help'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               shortcuts();
+             }
+           });
+         }
 
-             var preset = geometry === 'area' && _mainPresetIndex.match(entity, graph);
-             var icon = preset && !shouldSkipIcon(preset) && preset.icon;
-             if (!icon && !utilDisplayName(entity)) continue;
+         function shortcuts() {
+           reveal('.map-control.help-control', helpHtml('intro.startediting.shortcuts'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               showSave();
+             }
+           });
+         }
 
-             for (k = 0; k < labelStack.length; k++) {
-               var matchGeom = labelStack[k][0];
-               var matchKey = labelStack[k][1];
-               var matchVal = labelStack[k][2];
-               var hasVal = entity.tags[matchKey];
+         function showSave() {
+           context.container().selectAll('.shaded').remove(); // in case user opened keyboard shortcuts
 
-               if (geometry === matchGeom && hasVal && (matchVal === '*' || matchVal === hasVal)) {
-                 labelable[k].push(entity);
-                 break;
-               }
+           reveal('.top-toolbar button.save', helpHtml('intro.startediting.save'), {
+             buttonText: _t.html('intro.ok'),
+             buttonCallback: function buttonCallback() {
+               showStart();
              }
-           }
+           });
+         }
 
-           var positions = {
-             point: [],
-             line: [],
-             area: []
-           };
-           var labelled = {
-             point: [],
-             line: [],
-             area: []
-           }; // Try and find a valid label for labellable entities
+         function showStart() {
+           context.container().selectAll('.shaded').remove(); // in case user opened keyboard shortcuts
 
-           for (k = 0; k < labelable.length; k++) {
-             var fontSize = labelStack[k][3];
+           modalSelection = uiModal(context.container());
+           modalSelection.select('.modal').attr('class', 'modal-splash modal');
+           modalSelection.selectAll('.close').remove();
+           var startbutton = modalSelection.select('.content').attr('class', 'fillL').append('button').attr('class', 'modal-section huge-modal-button').on('click', function () {
+             modalSelection.remove();
+           });
+           startbutton.append('svg').attr('class', 'illustration').append('use').attr('xlink:href', '#iD-logo-walkthrough');
+           startbutton.append('h2').call(_t.append('intro.startediting.start'));
+           dispatch.call('startEditing');
+         }
 
-             for (i = 0; i < labelable[k].length; i++) {
-               entity = labelable[k][i];
-               geometry = entity.geometry(graph);
-               var getName = geometry === 'line' ? utilDisplayNameForPath : utilDisplayName;
-               var name = getName(entity);
-               var width = name && textWidth(name, fontSize);
-               var p = null;
+         chapter.enter = function () {
+           showHelp();
+         };
 
-               if (geometry === 'point' || geometry === 'vertex') {
-                 // no point or vertex labels in wireframe mode
-                 // no vertex labels at low zooms (vertices have no icons)
-                 if (wireframe) continue;
-                 var renderAs = renderNodeAs[entity.id];
-                 if (renderAs === 'vertex' && zoom < 17) continue;
-                 p = getPointLabel(entity, width, fontSize, renderAs);
-               } else if (geometry === 'line') {
-                 p = getLineLabel(entity, width, fontSize);
-               } else if (geometry === 'area') {
-                 p = getAreaLabel(entity, width, fontSize);
-               }
+         chapter.exit = function () {
+           modalSelection.remove();
+           context.container().selectAll('.shaded').remove(); // in case user opened keyboard shortcuts
+         };
 
-               if (p) {
-                 if (geometry === 'vertex') {
-                   geometry = 'point';
-                 } // treat vertex like point
+         return utilRebind(chapter, dispatch, 'on');
+       }
+
+       var chapterUi = {
+         welcome: uiIntroWelcome,
+         navigation: uiIntroNavigation,
+         point: uiIntroPoint,
+         area: uiIntroArea,
+         line: uiIntroLine,
+         building: uiIntroBuilding,
+         startEditing: uiIntroStartEditing
+       };
+       var chapterFlow = ['welcome', 'navigation', 'point', 'area', 'line', 'building', 'startEditing'];
+       function uiIntro(context) {
+         var INTRO_IMAGERY = 'EsriWorldImageryClarity';
+         var _introGraph = {};
 
+         var _currChapter;
 
-                 p.classes = geometry + ' tag-' + labelStack[k][1];
-                 positions[geometry].push(p);
-                 labelled[geometry].push(entity);
+         function intro(selection) {
+           _mainFileFetcher.get('intro_graph').then(function (dataIntroGraph) {
+             // create entities for intro graph and localize names
+             for (var id in dataIntroGraph) {
+               if (!_introGraph[id]) {
+                 _introGraph[id] = osmEntity(localize(dataIntroGraph[id]));
                }
              }
-           }
 
-           function isInterestingVertex(entity) {
-             var selectedIDs = context.selectedIDs();
-             return entity.hasInterestingTags() || entity.isEndpoint(graph) || entity.isConnected(graph) || selectedIDs.indexOf(entity.id) !== -1 || graph.parentWays(entity).some(function (parent) {
-               return selectedIDs.indexOf(parent.id) !== -1;
-             });
-           }
+             selection.call(startIntro);
+           })["catch"](function () {
+             /* ignore */
+           });
+         }
 
-           function getPointLabel(entity, width, height, geometry) {
-             var y = geometry === 'point' ? -12 : 0;
-             var pointOffsets = {
-               ltr: [15, y, 'start'],
-               rtl: [-15, y, 'end']
-             };
-             var textDirection = _mainLocalizer.textDirection();
-             var coord = projection(entity.loc);
-             var textPadding = 2;
-             var offset = pointOffsets[textDirection];
-             var p = {
-               height: height,
-               width: width,
-               x: coord[0] + offset[0],
-               y: coord[1] + offset[1],
-               textAnchor: offset[2]
-             }; // insert a collision box for the text label..
+         function startIntro(selection) {
+           context.enter(modeBrowse(context)); // Save current map state
 
-             var bbox;
+           var osm = context.connection();
+           var history = context.history().toJSON();
+           var hash = window.location.hash;
+           var center = context.map().center();
+           var zoom = context.map().zoom();
+           var background = context.background().baseLayerSource();
+           var overlays = context.background().overlayLayerSources();
+           var opacity = context.container().selectAll('.main-map .layer-background').style('opacity');
+           var caches = osm && osm.caches();
+           var baseEntities = context.history().graph().base().entities; // Show sidebar and disable the sidebar resizing button
+           // (this needs to be before `context.inIntro(true)`)
 
-             if (textDirection === 'rtl') {
-               bbox = {
-                 minX: p.x - width - textPadding,
-                 minY: p.y - height / 2 - textPadding,
-                 maxX: p.x + textPadding,
-                 maxY: p.y + height / 2 + textPadding
-               };
-             } else {
-               bbox = {
-                 minX: p.x - textPadding,
-                 minY: p.y - height / 2 - textPadding,
-                 maxX: p.x + width + textPadding,
-                 maxY: p.y + height / 2 + textPadding
-               };
-             }
+           context.ui().sidebar.expand();
+           context.container().selectAll('button.sidebar-toggle').classed('disabled', true); // Block saving
 
-             if (tryInsert([bbox], entity.id, true)) {
-               return p;
-             }
+           context.inIntro(true); // Load semi-real data used in intro
+
+           if (osm) {
+             osm.toggle(false).reset();
            }
 
-           function getLineLabel(entity, width, height) {
-             var viewport = geoExtent(context.projection.clipExtent()).polygon();
-             var points = graph.childNodes(entity).map(function (node) {
-               return projection(node.loc);
-             });
-             var length = geoPathLength(points);
-             if (length < width + 20) return; // % along the line to attempt to place the label
+           context.history().reset();
+           context.history().merge(Object.values(coreGraph().load(_introGraph).entities));
+           context.history().checkpoint('initial'); // Setup imagery
 
-             var lineOffsets = [50, 45, 55, 40, 60, 35, 65, 30, 70, 25, 75, 20, 80, 15, 95, 10, 90, 5, 95];
-             var padding = 3;
+           var imagery = context.background().findSource(INTRO_IMAGERY);
 
-             for (var i = 0; i < lineOffsets.length; i++) {
-               var offset = lineOffsets[i];
-               var middle = offset / 100 * length;
-               var start = middle - width / 2;
-               if (start < 0 || start + width > length) continue; // generate subpath and ignore paths that are invalid or don't cross viewport.
+           if (imagery) {
+             context.background().baseLayerSource(imagery);
+           } else {
+             context.background().bing();
+           }
 
-               var sub = subpath(points, start, start + width);
+           overlays.forEach(function (d) {
+             return context.background().toggleOverlayLayer(d);
+           }); // Setup data layers (only OSM)
 
-               if (!sub || !geoPolygonIntersectsPolygon(viewport, sub, true)) {
-                 continue;
-               }
+           var layers = context.layers();
+           layers.all().forEach(function (item) {
+             // if the layer has the function `enabled`
+             if (typeof item.layer.enabled === 'function') {
+               item.layer.enabled(item.id === 'osm');
+             }
+           });
+           context.container().selectAll('.main-map .layer-background').style('opacity', 1);
+           var curtain = uiCurtain(context.container().node());
+           selection.call(curtain); // Store that the user started the walkthrough..
 
-               var isReverse = reverse(sub);
+           corePreferences('walkthrough_started', 'yes'); // Restore previous walkthrough progress..
 
-               if (isReverse) {
-                 sub = sub.reverse();
-               }
+           var storedProgress = corePreferences('walkthrough_progress') || '';
+           var progress = storedProgress.split(';').filter(Boolean);
+           var chapters = chapterFlow.map(function (chapter, i) {
+             var s = chapterUi[chapter](context, curtain.reveal).on('done', function () {
+               buttons.filter(function (d) {
+                 return d.title === s.title;
+               }).classed('finished', true);
 
-               var bboxes = [];
-               var boxsize = (height + 2) / 2;
+               if (i < chapterFlow.length - 1) {
+                 var next = chapterFlow[i + 1];
+                 context.container().select("button.chapter-".concat(next)).classed('next', true);
+               } // Store walkthrough progress..
 
-               for (var j = 0; j < sub.length - 1; j++) {
-                 var a = sub[j];
-                 var b = sub[j + 1]; // split up the text into small collision boxes
 
-                 var num = Math.max(1, Math.floor(geoVecLength(a, b) / boxsize / 2));
+               progress.push(chapter);
+               corePreferences('walkthrough_progress', utilArrayUniq(progress).join(';'));
+             });
+             return s;
+           });
+           chapters[chapters.length - 1].on('startEditing', function () {
+             // Store walkthrough progress..
+             progress.push('startEditing');
+             corePreferences('walkthrough_progress', utilArrayUniq(progress).join(';')); // Store if walkthrough is completed..
 
-                 for (var box = 0; box < num; box++) {
-                   var p = geoVecInterp(a, b, box / num);
-                   var x0 = p[0] - boxsize - padding;
-                   var y0 = p[1] - boxsize - padding;
-                   var x1 = p[0] + boxsize + padding;
-                   var y1 = p[1] + boxsize + padding;
-                   bboxes.push({
-                     minX: Math.min(x0, x1),
-                     minY: Math.min(y0, y1),
-                     maxX: Math.max(x0, x1),
-                     maxY: Math.max(y0, y1)
-                   });
-                 }
-               }
+             var incomplete = utilArrayDifference(chapterFlow, progress);
 
-               if (tryInsert(bboxes, entity.id, false)) {
-                 // accept this one
-                 return {
-                   'font-size': height + 2,
-                   lineString: lineString(sub),
-                   startOffset: offset + '%'
-                 };
-               }
+             if (!incomplete.length) {
+               corePreferences('walkthrough_completed', 'yes');
              }
 
-             function reverse(p) {
-               var angle = Math.atan2(p[1][1] - p[0][1], p[1][0] - p[0][0]);
-               return !(p[0][0] < p[p.length - 1][0] && angle < Math.PI / 2 && angle > -Math.PI / 2);
+             curtain.remove();
+             navwrap.remove();
+             context.container().selectAll('.main-map .layer-background').style('opacity', opacity);
+             context.container().selectAll('button.sidebar-toggle').classed('disabled', false);
+
+             if (osm) {
+               osm.toggle(true).reset().caches(caches);
              }
 
-             function lineString(points) {
-               return 'M' + points.join('L');
+             context.history().reset().merge(Object.values(baseEntities));
+             context.background().baseLayerSource(background);
+             overlays.forEach(function (d) {
+               return context.background().toggleOverlayLayer(d);
+             });
+
+             if (history) {
+               context.history().fromJSON(history, false);
              }
 
-             function subpath(points, from, to) {
-               var sofar = 0;
-               var start, end, i0, i1;
+             context.map().centerZoom(center, zoom);
+             window.location.replace(hash);
+             context.inIntro(false);
+           });
+           var navwrap = selection.append('div').attr('class', 'intro-nav-wrap fillD');
+           navwrap.append('svg').attr('class', 'intro-nav-wrap-logo').append('use').attr('xlink:href', '#iD-logo-walkthrough');
+           var buttonwrap = navwrap.append('div').attr('class', 'joined').selectAll('button.chapter');
+           var buttons = buttonwrap.data(chapters).enter().append('button').attr('class', function (d, i) {
+             return "chapter chapter-".concat(chapterFlow[i]);
+           }).on('click', enterChapter);
+           buttons.append('span').html(function (d) {
+             return _t.html(d.title);
+           });
+           buttons.append('span').attr('class', 'status').call(svgIcon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-backward' : '#iD-icon-forward', 'inline'));
+           enterChapter(null, chapters[0]);
 
-               for (var i = 0; i < points.length - 1; i++) {
-                 var a = points[i];
-                 var b = points[i + 1];
-                 var current = geoVecLength(a, b);
-                 var portion;
+           function enterChapter(d3_event, newChapter) {
+             if (_currChapter) {
+               _currChapter.exit();
+             }
 
-                 if (!start && sofar + current >= from) {
-                   portion = (from - sofar) / current;
-                   start = [a[0] + portion * (b[0] - a[0]), a[1] + portion * (b[1] - a[1])];
-                   i0 = i + 1;
-                 }
+             context.enter(modeBrowse(context));
+             _currChapter = newChapter;
 
-                 if (!end && sofar + current >= to) {
-                   portion = (to - sofar) / current;
-                   end = [a[0] + portion * (b[0] - a[0]), a[1] + portion * (b[1] - a[1])];
-                   i1 = i + 1;
-                 }
+             _currChapter.enter();
 
-                 sofar += current;
-               }
+             buttons.classed('next', false).classed('active', function (d) {
+               return d.title === _currChapter.title;
+             });
+           }
+         }
 
-               var result = points.slice(i0, i1);
-               result.unshift(start);
-               result.push(end);
-               return result;
-             }
+         return intro;
+       }
+
+       function uiIssuesInfo(context) {
+         var warningsItem = {
+           id: 'warnings',
+           count: 0,
+           iconID: 'iD-icon-alert',
+           descriptionID: 'issues.warnings_and_errors'
+         };
+         var resolvedItem = {
+           id: 'resolved',
+           count: 0,
+           iconID: 'iD-icon-apply',
+           descriptionID: 'issues.user_resolved_issues'
+         };
+
+         function update(selection) {
+           var shownItems = [];
+           var liveIssues = context.validator().getIssues({
+             what: corePreferences('validate-what') || 'edited',
+             where: corePreferences('validate-where') || 'all'
+           });
+
+           if (liveIssues.length) {
+             warningsItem.count = liveIssues.length;
+             shownItems.push(warningsItem);
            }
 
-           function getAreaLabel(entity, width, height) {
-             var centroid = path.centroid(entity.asGeoJSON(graph, true));
-             var extent = entity.extent(graph);
-             var areaWidth = projection(extent[1])[0] - projection(extent[0])[0];
-             if (isNaN(centroid[0]) || areaWidth < 20) return;
-             var preset = _mainPresetIndex.match(entity, context.graph());
-             var picon = preset && preset.icon;
-             var iconSize = 17;
-             var padding = 2;
-             var p = {};
+           if (corePreferences('validate-what') === 'all') {
+             var resolvedIssues = context.validator().getResolvedIssues();
 
-             if (picon) {
-               // icon and label..
-               if (addIcon()) {
-                 addLabel(iconSize + padding);
-                 return p;
-               }
-             } else {
-               // label only..
-               if (addLabel(0)) {
-                 return p;
-               }
+             if (resolvedIssues.length) {
+               resolvedItem.count = resolvedIssues.length;
+               shownItems.push(resolvedItem);
              }
+           }
 
-             function addIcon() {
-               var iconX = centroid[0] - iconSize / 2;
-               var iconY = centroid[1] - iconSize / 2;
-               var bbox = {
-                 minX: iconX,
-                 minY: iconY,
-                 maxX: iconX + iconSize,
-                 maxY: iconY + iconSize
-               };
+           var chips = selection.selectAll('.chip').data(shownItems, function (d) {
+             return d.id;
+           });
+           chips.exit().remove();
+           var enter = chips.enter().append('a').attr('class', function (d) {
+             return 'chip ' + d.id + '-count';
+           }).attr('href', '#').each(function (d) {
+             var chipSelection = select(this);
+             var tooltipBehavior = uiTooltip().placement('top').title(_t.html(d.descriptionID));
+             chipSelection.call(tooltipBehavior).on('click', function (d3_event) {
+               d3_event.preventDefault();
+               tooltipBehavior.hide(select(this)); // open the Issues pane
 
-               if (tryInsert([bbox], entity.id + 'I', true)) {
-                 p.transform = 'translate(' + iconX + ',' + iconY + ')';
-                 return true;
-               }
+               context.ui().togglePanes(context.container().select('.map-panes .issues-pane'));
+             });
+             chipSelection.call(svgIcon('#' + d.iconID));
+           });
+           enter.append('span').attr('class', 'count');
+           enter.merge(chips).selectAll('span.count').text(function (d) {
+             return d.count.toString();
+           });
+         }
 
-               return false;
-             }
+         return function (selection) {
+           update(selection);
+           context.validator().on('validated.infobox', function () {
+             update(selection);
+           });
+         };
+       }
 
-             function addLabel(yOffset) {
-               if (width && areaWidth >= width + 20) {
-                 var labelX = centroid[0];
-                 var labelY = centroid[1] + yOffset;
-                 var bbox = {
-                   minX: labelX - width / 2 - padding,
-                   minY: labelY - height / 2 - padding,
-                   maxX: labelX + width / 2 + padding,
-                   maxY: labelY + height / 2 + padding
-                 };
+       function uiMapInMap(context) {
+         function mapInMap(selection) {
+           var backgroundLayer = rendererTileLayer(context);
+           var overlayLayers = {};
+           var projection = geoRawMercator();
+           var dataLayer = svgData(projection, context).showLabels(false);
+           var debugLayer = svgDebug(projection, context);
+           var zoom = d3_zoom().scaleExtent([geoZoomToScale(0.5), geoZoomToScale(24)]).on('start', zoomStarted).on('zoom', zoomed).on('end', zoomEnded);
+           var wrap = select(null);
+           var tiles = select(null);
+           var viewport = select(null);
+           var _isTransformed = false;
+           var _isHidden = true;
+           var _skipEvents = false;
+           var _gesture = null;
+           var _zDiff = 6; // by default, minimap renders at (main zoom - 6)
 
-                 if (tryInsert([bbox], entity.id, true)) {
-                   p.x = labelX;
-                   p.y = labelY;
-                   p.textAnchor = 'middle';
-                   p.height = height;
-                   return true;
-                 }
-               }
+           var _dMini; // dimensions of minimap
 
-               return false;
-             }
-           } // force insert a singular bounding box
-           // singular box only, no array, id better be unique
 
+           var _cMini; // center pixel of minimap
 
-           function doInsert(bbox, id) {
-             bbox.id = id;
-             var oldbox = _entitybboxes[id];
 
-             if (oldbox) {
-               _rdrawn.remove(oldbox);
-             }
+           var _tStart; // transform at start of gesture
 
-             _entitybboxes[id] = bbox;
 
-             _rdrawn.insert(bbox);
+           var _tCurr; // transform at most recent event
+
+
+           var _timeoutID;
+
+           function zoomStarted() {
+             if (_skipEvents) return;
+             _tStart = _tCurr = projection.transform();
+             _gesture = null;
            }
 
-           function tryInsert(bboxes, id, saveSkipped) {
-             var skipped = false;
+           function zoomed(d3_event) {
+             if (_skipEvents) return;
+             var x = d3_event.transform.x;
+             var y = d3_event.transform.y;
+             var k = d3_event.transform.k;
+             var isZooming = k !== _tStart.k;
+             var isPanning = x !== _tStart.x || y !== _tStart.y;
 
-             for (var i = 0; i < bboxes.length; i++) {
-               var bbox = bboxes[i];
-               bbox.id = id; // Check that label is visible
+             if (!isZooming && !isPanning) {
+               return; // no change
+             } // lock in either zooming or panning, don't allow both in minimap.
 
-               if (bbox.minX < 0 || bbox.minY < 0 || bbox.maxX > dimensions[0] || bbox.maxY > dimensions[1]) {
-                 skipped = true;
-                 break;
-               }
 
-               if (_rdrawn.collides(bbox)) {
-                 skipped = true;
-                 break;
-               }
+             if (!_gesture) {
+               _gesture = isZooming ? 'zoom' : 'pan';
              }
 
-             _entitybboxes[id] = bboxes;
+             var tMini = projection.transform();
+             var tX, tY, scale;
 
-             if (skipped) {
-               if (saveSkipped) {
-                 _rskipped.load(bboxes);
-               }
+             if (_gesture === 'zoom') {
+               scale = k / tMini.k;
+               tX = (_cMini[0] / scale - _cMini[0]) * scale;
+               tY = (_cMini[1] / scale - _cMini[1]) * scale;
              } else {
-               _rdrawn.load(bboxes);
+               k = tMini.k;
+               scale = 1;
+               tX = x - tMini.x;
+               tY = y - tMini.y;
              }
 
-             return !skipped;
+             utilSetTransform(tiles, tX, tY, scale);
+             utilSetTransform(viewport, 0, 0, scale);
+             _isTransformed = true;
+             _tCurr = identity$2.translate(x, y).scale(k);
+             var zMain = geoScaleToZoom(context.projection.scale());
+             var zMini = geoScaleToZoom(k);
+             _zDiff = zMain - zMini;
+             queueRedraw();
            }
 
-           var layer = selection.selectAll('.layer-osm.labels');
-           layer.selectAll('.labels-group').data(['halo', 'label', 'debug']).enter().append('g').attr('class', function (d) {
-             return 'labels-group ' + d;
-           });
-           var halo = layer.selectAll('.labels-group.halo');
-           var label = layer.selectAll('.labels-group.label');
-           var debug = layer.selectAll('.labels-group.debug'); // points
+           function zoomEnded() {
+             if (_skipEvents) return;
+             if (_gesture !== 'pan') return;
+             updateProjection();
+             _gesture = null;
+             context.map().center(projection.invert(_cMini)); // recenter main map..
+           }
 
-           drawPointLabels(label, labelled.point, filter, 'pointlabel', positions.point);
-           drawPointLabels(halo, labelled.point, filter, 'pointlabel-halo', positions.point); // lines
+           function updateProjection() {
+             var loc = context.map().center();
+             var tMain = context.projection.transform();
+             var zMain = geoScaleToZoom(tMain.k);
+             var zMini = Math.max(zMain - _zDiff, 0.5);
+             var kMini = geoZoomToScale(zMini);
+             projection.translate([tMain.x, tMain.y]).scale(kMini);
+             var point = projection(loc);
+             var mouse = _gesture === 'pan' ? geoVecSubtract([_tCurr.x, _tCurr.y], [_tStart.x, _tStart.y]) : [0, 0];
+             var xMini = _cMini[0] - point[0] + tMain.x + mouse[0];
+             var yMini = _cMini[1] - point[1] + tMain.y + mouse[1];
+             projection.translate([xMini, yMini]).clipExtent([[0, 0], _dMini]);
+             _tCurr = projection.transform();
 
-           drawLinePaths(layer, labelled.line, filter, '', positions.line);
-           drawLineLabels(label, labelled.line, filter, 'linelabel', positions.line);
-           drawLineLabels(halo, labelled.line, filter, 'linelabel-halo', positions.line); // areas
+             if (_isTransformed) {
+               utilSetTransform(tiles, 0, 0);
+               utilSetTransform(viewport, 0, 0);
+               _isTransformed = false;
+             }
 
-           drawAreaLabels(label, labelled.area, filter, 'arealabel', positions.area);
-           drawAreaLabels(halo, labelled.area, filter, 'arealabel-halo', positions.area);
-           drawAreaIcons(label, labelled.area, filter, 'areaicon', positions.area);
-           drawAreaIcons(halo, labelled.area, filter, 'areaicon-halo', positions.area); // debug
+             zoom.scaleExtent([geoZoomToScale(0.5), geoZoomToScale(zMain - 3)]);
+             _skipEvents = true;
+             wrap.call(zoom.transform, _tCurr);
+             _skipEvents = false;
+           }
 
-           drawCollisionBoxes(debug, _rskipped, 'debug-skipped');
-           drawCollisionBoxes(debug, _rdrawn, 'debug-drawn');
-           layer.call(filterLabels);
-         }
+           function redraw() {
+             clearTimeout(_timeoutID);
+             if (_isHidden) return;
+             updateProjection();
+             var zMini = geoScaleToZoom(projection.scale()); // setup tile container
 
-         function filterLabels(selection) {
-           var drawLayer = selection.selectAll('.layer-osm.labels');
-           var layers = drawLayer.selectAll('.labels-group.halo, .labels-group.label');
-           layers.selectAll('.nolabel').classed('nolabel', false);
-           var mouse = context.map().mouse();
-           var graph = context.graph();
-           var selectedIDs = context.selectedIDs();
-           var ids = [];
-           var pad, bbox; // hide labels near the mouse
+             tiles = wrap.selectAll('.map-in-map-tiles').data([0]);
+             tiles = tiles.enter().append('div').attr('class', 'map-in-map-tiles').merge(tiles); // redraw background
+
+             backgroundLayer.source(context.background().baseLayerSource()).projection(projection).dimensions(_dMini);
+             var background = tiles.selectAll('.map-in-map-background').data([0]);
+             background.enter().append('div').attr('class', 'map-in-map-background').merge(background).call(backgroundLayer); // redraw overlay
+
+             var overlaySources = context.background().overlayLayerSources();
+             var activeOverlayLayers = [];
+
+             for (var i = 0; i < overlaySources.length; i++) {
+               if (overlaySources[i].validZoom(zMini)) {
+                 if (!overlayLayers[i]) overlayLayers[i] = rendererTileLayer(context);
+                 activeOverlayLayers.push(overlayLayers[i].source(overlaySources[i]).projection(projection).dimensions(_dMini));
+               }
+             }
+
+             var overlay = tiles.selectAll('.map-in-map-overlay').data([0]);
+             overlay = overlay.enter().append('div').attr('class', 'map-in-map-overlay').merge(overlay);
+             var overlays = overlay.selectAll('div').data(activeOverlayLayers, function (d) {
+               return d.source().name();
+             });
+             overlays.exit().remove();
+             overlays = overlays.enter().append('div').merge(overlays).each(function (layer) {
+               select(this).call(layer);
+             });
+             var dataLayers = tiles.selectAll('.map-in-map-data').data([0]);
+             dataLayers.exit().remove();
+             dataLayers = dataLayers.enter().append('svg').attr('class', 'map-in-map-data').merge(dataLayers).call(dataLayer).call(debugLayer); // redraw viewport bounding box
+
+             if (_gesture !== 'pan') {
+               var getPath = d3_geoPath(projection);
+               var bbox = {
+                 type: 'Polygon',
+                 coordinates: [context.map().extent().polygon()]
+               };
+               viewport = wrap.selectAll('.map-in-map-viewport').data([0]);
+               viewport = viewport.enter().append('svg').attr('class', 'map-in-map-viewport').merge(viewport);
+               var path = viewport.selectAll('.map-in-map-bbox').data([bbox]);
+               path.enter().append('path').attr('class', 'map-in-map-bbox').merge(path).attr('d', getPath).classed('thick', function (d) {
+                 return getPath.area(d) < 30;
+               });
+             }
+           }
 
-           if (mouse) {
-             pad = 20;
-             bbox = {
-               minX: mouse[0] - pad,
-               minY: mouse[1] - pad,
-               maxX: mouse[0] + pad,
-               maxY: mouse[1] + pad
-             };
+           function queueRedraw() {
+             clearTimeout(_timeoutID);
+             _timeoutID = setTimeout(function () {
+               redraw();
+             }, 750);
+           }
 
-             var nearMouse = _rdrawn.search(bbox).map(function (entity) {
-               return entity.id;
-             });
+           function toggle(d3_event) {
+             if (d3_event) d3_event.preventDefault();
+             _isHidden = !_isHidden;
+             context.container().select('.minimap-toggle-item').classed('active', !_isHidden).select('input').property('checked', !_isHidden);
 
-             ids.push.apply(ids, nearMouse);
-           } // hide labels on selected nodes (they look weird when dragging / haloed)
+             if (_isHidden) {
+               wrap.style('display', 'block').style('opacity', '1').transition().duration(200).style('opacity', '0').on('end', function () {
+                 selection.selectAll('.map-in-map').style('display', 'none');
+               });
+             } else {
+               wrap.style('display', 'block').style('opacity', '0').transition().duration(200).style('opacity', '1').on('end', function () {
+                 redraw();
+               });
+             }
+           }
 
+           uiMapInMap.toggle = toggle;
+           wrap = selection.selectAll('.map-in-map').data([0]);
+           wrap = wrap.enter().append('div').attr('class', 'map-in-map').style('display', _isHidden ? 'none' : 'block').call(zoom).on('dblclick.zoom', null).merge(wrap); // reflow warning: Hardcode dimensions - currently can't resize it anyway..
 
-           for (var i = 0; i < selectedIDs.length; i++) {
-             var entity = graph.hasEntity(selectedIDs[i]);
+           _dMini = [200, 150]; //utilGetDimensions(wrap);
 
-             if (entity && entity.type === 'node') {
-               ids.push(selectedIDs[i]);
+           _cMini = geoVecScale(_dMini, 0.5);
+           context.map().on('drawn.map-in-map', function (drawn) {
+             if (drawn.full === true) {
+               redraw();
              }
-           }
+           });
+           redraw();
+           context.keybinding().on(_t('background.minimap.key'), toggle);
+         }
 
-           layers.selectAll(utilEntitySelector(ids)).classed('nolabel', true); // draw the mouse bbox if debugging is on..
+         return mapInMap;
+       }
 
-           var debug = selection.selectAll('.labels-group.debug');
-           var gj = [];
+       function uiNotice(context) {
+         return function (selection) {
+           var div = selection.append('div').attr('class', 'notice');
+           var button = div.append('button').attr('class', 'zoom-to notice fillD').on('click', function () {
+             context.map().zoomEase(context.minEditableZoom());
+           }).on('wheel', function (d3_event) {
+             // let wheel events pass through #4482
+             var e2 = new WheelEvent(d3_event.type, d3_event);
+             context.surface().node().dispatchEvent(e2);
+           });
+           button.call(svgIcon('#iD-icon-plus', 'pre-text')).append('span').attr('class', 'label').call(_t.append('zoom_in_edit'));
 
-           if (context.getDebug('collision')) {
-             gj = bbox ? [{
-               type: 'Polygon',
-               coordinates: [[[bbox.minX, bbox.minY], [bbox.maxX, bbox.minY], [bbox.maxX, bbox.maxY], [bbox.minX, bbox.maxY], [bbox.minX, bbox.minY]]]
-             }] : [];
+           function disableTooHigh() {
+             var canEdit = context.map().zoom() >= context.minEditableZoom();
+             div.style('display', canEdit ? 'none' : 'block');
            }
 
-           var box = debug.selectAll('.debug-mouse').data(gj); // exit
+           context.map().on('move.notice', debounce(disableTooHigh, 500));
+           disableTooHigh();
+         };
+       }
 
-           box.exit().remove(); // enter/update
+       function uiPhotoviewer(context) {
+         var dispatch = dispatch$8('resize');
 
-           box.enter().append('path').attr('class', 'debug debug-mouse yellow').merge(box).attr('d', d3_geoPath());
-         }
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
 
-         var throttleFilterLabels = throttle(filterLabels, 100);
+         function photoviewer(selection) {
+           selection.append('button').attr('class', 'thumb-hide').attr('title', _t('icons.close')).on('click', function () {
+             if (services.streetside) {
+               services.streetside.hideViewer(context);
+             }
 
-         drawLabels.observe = function (selection) {
-           var listener = function listener() {
-             throttleFilterLabels(selection);
-           };
+             if (services.mapillary) {
+               services.mapillary.hideViewer(context);
+             }
 
-           selection.on('mousemove.hidelabels', listener);
-           context.on('enter.hidelabels', listener);
-         };
+             if (services.kartaview) {
+               services.kartaview.hideViewer(context);
+             }
+           }).append('div').call(svgIcon('#iD-icon-close'));
 
-         drawLabels.off = function (selection) {
-           throttleFilterLabels.cancel();
-           selection.on('mousemove.hidelabels', null);
-           context.on('enter.hidelabels', null);
-         };
+           function preventDefault(d3_event) {
+             d3_event.preventDefault();
+           }
 
-         return drawLabels;
-       }
+           selection.append('button').attr('class', 'resize-handle-xy').on('touchstart touchdown touchend', preventDefault).on(_pointerPrefix + 'down', buildResizeListener(selection, 'resize', dispatch, {
+             resizeOnX: true,
+             resizeOnY: true
+           }));
+           selection.append('button').attr('class', 'resize-handle-x').on('touchstart touchdown touchend', preventDefault).on(_pointerPrefix + 'down', buildResizeListener(selection, 'resize', dispatch, {
+             resizeOnX: true
+           }));
+           selection.append('button').attr('class', 'resize-handle-y').on('touchstart touchdown touchend', preventDefault).on(_pointerPrefix + 'down', buildResizeListener(selection, 'resize', dispatch, {
+             resizeOnY: true
+           }));
 
-       var _layerEnabled$1 = false;
+           function buildResizeListener(target, eventName, dispatch, options) {
+             var resizeOnX = !!options.resizeOnX;
+             var resizeOnY = !!options.resizeOnY;
+             var minHeight = options.minHeight || 240;
+             var minWidth = options.minWidth || 320;
+             var pointerId;
+             var startX;
+             var startY;
+             var startWidth;
+             var startHeight;
 
-       var _qaService$1;
+             function startResize(d3_event) {
+               if (pointerId !== (d3_event.pointerId || 'mouse')) return;
+               d3_event.preventDefault();
+               d3_event.stopPropagation();
+               var mapSize = context.map().dimensions();
 
-       function svgImproveOSM(projection, context, dispatch) {
-         var throttledRedraw = throttle(function () {
-           return dispatch.call('change');
-         }, 1000);
+               if (resizeOnX) {
+                 var maxWidth = mapSize[0];
+                 var newWidth = clamp(startWidth + d3_event.clientX - startX, minWidth, maxWidth);
+                 target.style('width', newWidth + 'px');
+               }
 
-         var minZoom = 12;
-         var touchLayer = select(null);
-         var drawLayer = select(null);
-         var layerVisible = false;
+               if (resizeOnY) {
+                 var maxHeight = mapSize[1] - 90; // preserve space at top/bottom of map
 
-         function markerPath(selection, klass) {
-           selection.attr('class', klass).attr('transform', 'translate(-10, -28)').attr('points', '16,3 4,3 1,6 1,17 4,20 7,20 10,27 13,20 16,20 19,17.033 19,6');
-         } // Loosely-coupled improveOSM service for fetching issues
+                 var newHeight = clamp(startHeight + startY - d3_event.clientY, minHeight, maxHeight);
+                 target.style('height', newHeight + 'px');
+               }
 
+               dispatch.call(eventName, target, utilGetDimensions(target, true));
+             }
 
-         function getService() {
-           if (services.improveOSM && !_qaService$1) {
-             _qaService$1 = services.improveOSM;
+             function clamp(num, min, max) {
+               return Math.max(min, Math.min(num, max));
+             }
 
-             _qaService$1.on('loaded', throttledRedraw);
-           } else if (!services.improveOSM && _qaService$1) {
-             _qaService$1 = null;
-           }
+             function stopResize(d3_event) {
+               if (pointerId !== (d3_event.pointerId || 'mouse')) return;
+               d3_event.preventDefault();
+               d3_event.stopPropagation(); // remove all the listeners we added
 
-           return _qaService$1;
-         } // Show the markers
+               select(window).on('.' + eventName, null);
+             }
 
+             return function initResize(d3_event) {
+               d3_event.preventDefault();
+               d3_event.stopPropagation();
+               pointerId = d3_event.pointerId || 'mouse';
+               startX = d3_event.clientX;
+               startY = d3_event.clientY;
+               var targetRect = target.node().getBoundingClientRect();
+               startWidth = targetRect.width;
+               startHeight = targetRect.height;
+               select(window).on(_pointerPrefix + 'move.' + eventName, startResize, false).on(_pointerPrefix + 'up.' + eventName, stopResize, false);
 
-         function editOn() {
-           if (!layerVisible) {
-             layerVisible = true;
-             drawLayer.style('display', 'block');
+               if (_pointerPrefix === 'pointer') {
+                 select(window).on('pointercancel.' + eventName, stopResize, false);
+               }
+             };
            }
-         } // Immediately remove the markers and their touch targets
+         }
 
+         photoviewer.onMapResize = function () {
+           var photoviewer = context.container().select('.photoviewer');
+           var content = context.container().select('.main-content');
+           var mapDimensions = utilGetDimensions(content, true); // shrink photo viewer if it is too big
+           // (-90 preserves space at top and bottom of map used by menus)
 
-         function editOff() {
-           if (layerVisible) {
-             layerVisible = false;
-             drawLayer.style('display', 'none');
-             drawLayer.selectAll('.qaItem.improveOSM').remove();
-             touchLayer.selectAll('.qaItem.improveOSM').remove();
+           var photoDimensions = utilGetDimensions(photoviewer, true);
+
+           if (photoDimensions[0] > mapDimensions[0] || photoDimensions[1] > mapDimensions[1] - 90) {
+             var setPhotoDimensions = [Math.min(photoDimensions[0], mapDimensions[0]), Math.min(photoDimensions[1], mapDimensions[1] - 90)];
+             photoviewer.style('width', setPhotoDimensions[0] + 'px').style('height', setPhotoDimensions[1] + 'px');
+             dispatch.call('resize', photoviewer, setPhotoDimensions);
            }
-         } // Enable the layer.  This shows the markers and transitions them to visible.
+         };
 
+         return utilRebind(photoviewer, dispatch, 'on');
+       }
 
-         function layerOn() {
-           editOn();
-           drawLayer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end interrupt', function () {
-             return dispatch.call('change');
+       function uiRestore(context) {
+         return function (selection) {
+           if (!context.history().hasRestorableChanges()) return;
+           var modalSelection = uiModal(selection, true);
+           modalSelection.select('.modal').attr('class', 'modal fillL');
+           var introModal = modalSelection.select('.content');
+           introModal.append('div').attr('class', 'modal-section').append('h3').call(_t.append('restore.heading'));
+           introModal.append('div').attr('class', 'modal-section').append('p').call(_t.append('restore.description'));
+           var buttonWrap = introModal.append('div').attr('class', 'modal-actions');
+           var restore = buttonWrap.append('button').attr('class', 'restore').on('click', function () {
+             context.history().restore();
+             modalSelection.remove();
            });
-         } // Disable the layer.  This transitions the layer invisible and then hides the markers.
-
-
-         function layerOff() {
-           throttledRedraw.cancel();
-           drawLayer.interrupt();
-           touchLayer.selectAll('.qaItem.improveOSM').remove();
-           drawLayer.transition().duration(250).style('opacity', 0).on('end interrupt', function () {
-             editOff();
-             dispatch.call('change');
+           restore.append('svg').attr('class', 'logo logo-restore').append('use').attr('xlink:href', '#iD-logo-restore');
+           restore.append('div').call(_t.append('restore.restore'));
+           var reset = buttonWrap.append('button').attr('class', 'reset').on('click', function () {
+             context.history().clearSaved();
+             modalSelection.remove();
            });
-         } // Update the issue markers
+           reset.append('svg').attr('class', 'logo logo-reset').append('use').attr('xlink:href', '#iD-logo-reset');
+           reset.append('div').call(_t.append('restore.reset'));
+           restore.node().focus();
+         };
+       }
 
+       function uiScale(context) {
+         var projection = context.projection,
+             isImperial = !_mainLocalizer.usesMetric(),
+             maxLength = 180,
+             tickHeight = 8;
 
-         function updateMarkers() {
-           if (!layerVisible || !_layerEnabled$1) return;
-           var service = getService();
-           var selectedID = context.selectedErrorID();
-           var data = service ? service.getItems(projection) : [];
-           var getTransform = svgPointTransform(projection); // Draw markers..
+         function scaleDefs(loc1, loc2) {
+           var lat = (loc2[1] + loc1[1]) / 2,
+               conversion = isImperial ? 3.28084 : 1,
+               dist = geoLonToMeters(loc2[0] - loc1[0], lat) * conversion,
+               scale = {
+             dist: 0,
+             px: 0,
+             text: ''
+           },
+               buckets,
+               i,
+               val,
+               dLon;
 
-           var markers = drawLayer.selectAll('.qaItem.improveOSM').data(data, function (d) {
-             return d.id;
-           }); // exit
+           if (isImperial) {
+             buckets = [5280000, 528000, 52800, 5280, 500, 50, 5, 1];
+           } else {
+             buckets = [5000000, 500000, 50000, 5000, 500, 50, 5, 1];
+           } // determine a user-friendly endpoint for the scale
 
-           markers.exit().remove(); // enter
 
-           var markersEnter = markers.enter().append('g').attr('class', function (d) {
-             return "qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.itemType);
-           });
-           markersEnter.append('polygon').call(markerPath, 'shadow');
-           markersEnter.append('ellipse').attr('cx', 0).attr('cy', 0).attr('rx', 4.5).attr('ry', 2).attr('class', 'stroke');
-           markersEnter.append('polygon').attr('fill', 'currentColor').call(markerPath, 'qaItem-fill');
-           markersEnter.append('use').attr('transform', 'translate(-6.5, -23)').attr('class', 'icon-annotation').attr('width', '13px').attr('height', '13px').attr('xlink:href', function (d) {
-             var picon = d.icon;
+           for (i = 0; i < buckets.length; i++) {
+             val = buckets[i];
 
-             if (!picon) {
-               return '';
+             if (dist >= val) {
+               scale.dist = Math.floor(dist / val) * val;
+               break;
              } else {
-               var isMaki = /^maki-/.test(picon);
-               return "#".concat(picon).concat(isMaki ? '-11' : '');
+               scale.dist = +dist.toFixed(2);
              }
-           }); // update
+           }
 
-           markers.merge(markersEnter).sort(sortY).classed('selected', function (d) {
-             return d.id === selectedID;
-           }).attr('transform', getTransform); // Draw targets..
+           dLon = geoMetersToLon(scale.dist / conversion, lat);
+           scale.px = Math.round(projection([loc1[0] + dLon, loc1[1]])[0]);
+           scale.text = displayLength(scale.dist / conversion, isImperial);
+           return scale;
+         }
 
-           if (touchLayer.empty()) return;
-           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
-           var targets = touchLayer.selectAll('.qaItem.improveOSM').data(data, function (d) {
-             return d.id;
-           }); // exit
+         function update(selection) {
+           // choose loc1, loc2 along bottom of viewport (near where the scale will be drawn)
+           var dims = context.map().dimensions(),
+               loc1 = projection.invert([0, dims[1]]),
+               loc2 = projection.invert([maxLength, dims[1]]),
+               scale = scaleDefs(loc1, loc2);
+           selection.select('.scale-path').attr('d', 'M0.5,0.5v' + tickHeight + 'h' + scale.px + 'v-' + tickHeight);
+           selection.select('.scale-text').style(_mainLocalizer.textDirection() === 'ltr' ? 'left' : 'right', scale.px + 16 + 'px').text(scale.text);
+         }
 
-           targets.exit().remove(); // enter/update
+         return function (selection) {
+           function switchUnits() {
+             isImperial = !isImperial;
+             selection.call(update);
+           }
 
-           targets.enter().append('rect').attr('width', '20px').attr('height', '30px').attr('x', '-10px').attr('y', '-28px').merge(targets).sort(sortY).attr('class', function (d) {
-             return "qaItem ".concat(d.service, " target ").concat(fillClass, " itemId-").concat(d.id);
-           }).attr('transform', getTransform);
+           var scalegroup = selection.append('svg').attr('class', 'scale').on('click', switchUnits).append('g').attr('transform', 'translate(10,11)');
+           scalegroup.append('path').attr('class', 'scale-path');
+           selection.append('div').attr('class', 'scale-text');
+           selection.call(update);
+           context.map().on('move.scale', function () {
+             update(selection);
+           });
+         };
+       }
 
-           function sortY(a, b) {
-             return a.id === selectedID ? 1 : b.id === selectedID ? -1 : b.loc[1] - a.loc[1];
-           }
-         } // Draw the ImproveOSM layer and schedule loading issues and updating markers.
+       function uiShortcuts(context) {
+         var detected = utilDetect();
+         var _activeTab = 0;
 
+         var _modalSelection;
 
-         function drawImproveOSM(selection) {
-           var service = getService();
-           var surface = context.surface();
+         var _selection = select(null);
 
-           if (surface && !surface.empty()) {
-             touchLayer = surface.selectAll('.data-layer.touch .layer-touch.markers');
-           }
+         var _dataShortcuts;
 
-           drawLayer = selection.selectAll('.layer-improveOSM').data(service ? [0] : []);
-           drawLayer.exit().remove();
-           drawLayer = drawLayer.enter().append('g').attr('class', 'layer-improveOSM').style('display', _layerEnabled$1 ? 'block' : 'none').merge(drawLayer);
+         function shortcutsModal(_modalSelection) {
+           _modalSelection.select('.modal').classed('modal-shortcuts', true);
 
-           if (_layerEnabled$1) {
-             if (service && ~~context.map().zoom() >= minZoom) {
-               editOn();
-               service.loadIssues(projection);
-               updateMarkers();
-             } else {
-               editOff();
-             }
-           }
-         } // Toggles the layer on and off
+           var content = _modalSelection.select('.content');
 
+           content.append('div').attr('class', 'modal-section header').append('h2').call(_t.append('shortcuts.title'));
+           _mainFileFetcher.get('shortcuts').then(function (data) {
+             _dataShortcuts = data;
+             content.call(render);
+           })["catch"](function () {
+             /* ignore */
+           });
+         }
 
-         drawImproveOSM.enabled = function (val) {
-           if (!arguments.length) return _layerEnabled$1;
-           _layerEnabled$1 = val;
+         function render(selection) {
+           if (!_dataShortcuts) return;
+           var wrapper = selection.selectAll('.wrapper').data([0]);
+           var wrapperEnter = wrapper.enter().append('div').attr('class', 'wrapper modal-section');
+           var tabsBar = wrapperEnter.append('div').attr('class', 'tabs-bar');
+           var shortcutsList = wrapperEnter.append('div').attr('class', 'shortcuts-list');
+           wrapper = wrapper.merge(wrapperEnter);
+           var tabs = tabsBar.selectAll('.tab').data(_dataShortcuts);
+           var tabsEnter = tabs.enter().append('a').attr('class', 'tab').attr('href', '#').on('click', function (d3_event, d) {
+             d3_event.preventDefault();
 
-           if (_layerEnabled$1) {
-             layerOn();
-           } else {
-             layerOff();
+             var i = _dataShortcuts.indexOf(d);
 
-             if (context.selectedErrorID()) {
-               context.enter(modeBrowse(context));
+             _activeTab = i;
+             render(selection);
+           });
+           tabsEnter.append('span').html(function (d) {
+             return _t.html(d.text);
+           }); // Update
+
+           wrapper.selectAll('.tab').classed('active', function (d, i) {
+             return i === _activeTab;
+           });
+           var shortcuts = shortcutsList.selectAll('.shortcut-tab').data(_dataShortcuts);
+           var shortcutsEnter = shortcuts.enter().append('div').attr('class', function (d) {
+             return 'shortcut-tab shortcut-tab-' + d.tab;
+           });
+           var columnsEnter = shortcutsEnter.selectAll('.shortcut-column').data(function (d) {
+             return d.columns;
+           }).enter().append('table').attr('class', 'shortcut-column');
+           var rowsEnter = columnsEnter.selectAll('.shortcut-row').data(function (d) {
+             return d.rows;
+           }).enter().append('tr').attr('class', 'shortcut-row');
+           var sectionRows = rowsEnter.filter(function (d) {
+             return !d.shortcuts;
+           });
+           sectionRows.append('td');
+           sectionRows.append('td').attr('class', 'shortcut-section').append('h3').html(function (d) {
+             return _t.html(d.text);
+           });
+           var shortcutRows = rowsEnter.filter(function (d) {
+             return d.shortcuts;
+           });
+           var shortcutKeys = shortcutRows.append('td').attr('class', 'shortcut-keys');
+           var modifierKeys = shortcutKeys.filter(function (d) {
+             return d.modifiers;
+           });
+           modifierKeys.selectAll('kbd.modifier').data(function (d) {
+             if (detected.os === 'win' && d.text === 'shortcuts.editing.commands.redo') {
+               return ['⌘'];
+             } else if (detected.os !== 'mac' && d.text === 'shortcuts.browsing.display_options.fullscreen') {
+               return [];
+             } else {
+               return d.modifiers;
              }
-           }
+           }).enter().each(function () {
+             var selection = select(this);
+             selection.append('kbd').attr('class', 'modifier').text(function (d) {
+               return uiCmd.display(d);
+             });
+             selection.append('span').text('+');
+           });
+           shortcutKeys.selectAll('kbd.shortcut').data(function (d) {
+             var arr = d.shortcuts;
 
-           dispatch.call('change');
-           return this;
-         };
+             if (detected.os === 'win' && d.text === 'shortcuts.editing.commands.redo') {
+               arr = ['Y'];
+             } else if (detected.os !== 'mac' && d.text === 'shortcuts.browsing.display_options.fullscreen') {
+               arr = ['F11'];
+             } // replace translations
 
-         drawImproveOSM.supported = function () {
-           return !!getService();
-         };
 
-         return drawImproveOSM;
-       }
+             arr = arr.map(function (s) {
+               return uiCmd.display(s.indexOf('.') !== -1 ? _t(s) : s);
+             });
+             return utilArrayUniq(arr).map(function (s) {
+               return {
+                 shortcut: s,
+                 separator: d.separator,
+                 suffix: d.suffix
+               };
+             });
+           }).enter().each(function (d, i, nodes) {
+             var selection = select(this);
+             var click = d.shortcut.toLowerCase().match(/(.*).click/);
 
-       var _layerEnabled$2 = false;
+             if (click && click[1]) {
+               // replace "left_click", "right_click" with mouse icon
+               selection.call(svgIcon('#iD-walkthrough-mouse-' + click[1], 'operation'));
+             } else if (d.shortcut.toLowerCase() === 'long-press') {
+               selection.call(svgIcon('#iD-walkthrough-longpress', 'longpress operation'));
+             } else if (d.shortcut.toLowerCase() === 'tap') {
+               selection.call(svgIcon('#iD-walkthrough-tap', 'tap operation'));
+             } else {
+               selection.append('kbd').attr('class', 'shortcut').text(function (d) {
+                 return d.shortcut;
+               });
+             }
 
-       var _qaService$2;
+             if (i < nodes.length - 1) {
+               selection.append('span').html(d.separator || "\xA0" + _t.html('shortcuts.or') + "\xA0");
+             } else if (i === nodes.length - 1 && d.suffix) {
+               selection.append('span').text(d.suffix);
+             }
+           });
+           shortcutKeys.filter(function (d) {
+             return d.gesture;
+           }).each(function () {
+             var selection = select(this);
+             selection.append('span').text('+');
+             selection.append('span').attr('class', 'gesture').html(function (d) {
+               return _t.html(d.gesture);
+             });
+           });
+           shortcutRows.append('td').attr('class', 'shortcut-desc').html(function (d) {
+             return d.text ? _t.html(d.text) : "\xA0";
+           }); // Update
 
-       function svgOsmose(projection, context, dispatch) {
-         var throttledRedraw = throttle(function () {
-           return dispatch.call('change');
-         }, 1000);
+           wrapper.selectAll('.shortcut-tab').style('display', function (d, i) {
+             return i === _activeTab ? 'flex' : 'none';
+           });
+         }
 
-         var minZoom = 12;
-         var touchLayer = select(null);
-         var drawLayer = select(null);
-         var layerVisible = false;
+         return function (selection, show) {
+           _selection = selection;
 
-         function markerPath(selection, klass) {
-           selection.attr('class', klass).attr('transform', 'translate(-10, -28)').attr('points', '16,3 4,3 1,6 1,17 4,20 7,20 10,27 13,20 16,20 19,17.033 19,6');
-         } // Loosely-coupled osmose service for fetching issues
+           if (show) {
+             _modalSelection = uiModal(selection);
 
+             _modalSelection.call(shortcutsModal);
+           } else {
+             context.keybinding().on([_t('shortcuts.toggle.key'), '?'], function () {
+               if (context.container().selectAll('.modal-shortcuts').size()) {
+                 // already showing
+                 if (_modalSelection) {
+                   _modalSelection.close();
 
-         function getService() {
-           if (services.osmose && !_qaService$2) {
-             _qaService$2 = services.osmose;
+                   _modalSelection = null;
+                 }
+               } else {
+                 _modalSelection = uiModal(_selection);
 
-             _qaService$2.on('loaded', throttledRedraw);
-           } else if (!services.osmose && _qaService$2) {
-             _qaService$2 = null;
+                 _modalSelection.call(shortcutsModal);
+               }
+             });
            }
+         };
+       }
 
-           return _qaService$2;
-         } // Show the markers
-
+       function uiDataHeader() {
+         var _datum;
 
-         function editOn() {
-           if (!layerVisible) {
-             layerVisible = true;
-             drawLayer.style('display', 'block');
-           }
-         } // Immediately remove the markers and their touch targets
+         function dataHeader(selection) {
+           var header = selection.selectAll('.data-header').data(_datum ? [_datum] : [], function (d) {
+             return d.__featurehash__;
+           });
+           header.exit().remove();
+           var headerEnter = header.enter().append('div').attr('class', 'data-header');
+           var iconEnter = headerEnter.append('div').attr('class', 'data-header-icon');
+           iconEnter.append('div').attr('class', 'preset-icon-28').call(svgIcon('#iD-icon-data', 'note-fill'));
+           headerEnter.append('div').attr('class', 'data-header-label').call(_t.append('map_data.layers.custom.title'));
+         }
 
+         dataHeader.datum = function (val) {
+           if (!arguments.length) return _datum;
+           _datum = val;
+           return this;
+         };
 
-         function editOff() {
-           if (layerVisible) {
-             layerVisible = false;
-             drawLayer.style('display', 'none');
-             drawLayer.selectAll('.qaItem.osmose').remove();
-             touchLayer.selectAll('.qaItem.osmose').remove();
-           }
-         } // Enable the layer.  This shows the markers and transitions them to visible.
+         return dataHeader;
+       }
 
+       // It is keyed on the `value` of the entry. Data should be an array of objects like:
+       //   [{
+       //       value:   'string value',  // required
+       //       display: 'label html'     // optional
+       //       title:   'hover text'     // optional
+       //       terms:   ['search terms'] // optional
+       //   }, ...]
 
-         function layerOn() {
-           editOn();
-           drawLayer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end interrupt', function () {
-             return dispatch.call('change');
-           });
-         } // Disable the layer.  This transitions the layer invisible and then hides the markers.
+       var _comboHideTimerID;
 
+       function uiCombobox(context, klass) {
+         var dispatch = dispatch$8('accept', 'cancel');
+         var container = context.container();
+         var _suggestions = [];
+         var _data = [];
+         var _fetched = {};
+         var _selected = null;
+         var _canAutocomplete = true;
+         var _caseSensitive = false;
+         var _cancelFetch = false;
+         var _minItems = 2;
+         var _tDown = 0;
 
-         function layerOff() {
-           throttledRedraw.cancel();
-           drawLayer.interrupt();
-           touchLayer.selectAll('.qaItem.osmose').remove();
-           drawLayer.transition().duration(250).style('opacity', 0).on('end interrupt', function () {
-             editOff();
-             dispatch.call('change');
-           });
-         } // Update the issue markers
+         var _mouseEnterHandler, _mouseLeaveHandler;
 
+         var _fetcher = function _fetcher(val, cb) {
+           cb(_data.filter(function (d) {
+             var terms = d.terms || [];
+             terms.push(d.value);
+             return terms.some(function (term) {
+               return term.toString().toLowerCase().indexOf(val.toLowerCase()) !== -1;
+             });
+           }));
+         };
 
-         function updateMarkers() {
-           if (!layerVisible || !_layerEnabled$2) return;
-           var service = getService();
-           var selectedID = context.selectedErrorID();
-           var data = service ? service.getItems(projection) : [];
-           var getTransform = svgPointTransform(projection); // Draw markers..
+         var combobox = function combobox(input, attachTo) {
+           if (!input || input.empty()) return;
+           input.classed('combobox-input', true).on('focus.combo-input', focus).on('blur.combo-input', blur).on('keydown.combo-input', keydown).on('keyup.combo-input', keyup).on('input.combo-input', change).on('mousedown.combo-input', mousedown).each(function () {
+             var parent = this.parentNode;
+             var sibling = this.nextSibling;
+             select(parent).selectAll('.combobox-caret').filter(function (d) {
+               return d === input.node();
+             }).data([input.node()]).enter().insert('div', function () {
+               return sibling;
+             }).attr('class', 'combobox-caret').on('mousedown.combo-caret', function (d3_event) {
+               d3_event.preventDefault(); // don't steal focus from input
 
-           var markers = drawLayer.selectAll('.qaItem.osmose').data(data, function (d) {
-             return d.id;
-           }); // exit
+               input.node().focus(); // focus the input as if it was clicked
 
-           markers.exit().remove(); // enter
+               mousedown(d3_event);
+             }).on('mouseup.combo-caret', function (d3_event) {
+               d3_event.preventDefault(); // don't steal focus from input
 
-           var markersEnter = markers.enter().append('g').attr('class', function (d) {
-             return "qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.itemType);
+               mouseup(d3_event);
+             });
            });
-           markersEnter.append('polygon').call(markerPath, 'shadow');
-           markersEnter.append('ellipse').attr('cx', 0).attr('cy', 0).attr('rx', 4.5).attr('ry', 2).attr('class', 'stroke');
-           markersEnter.append('polygon').attr('fill', function (d) {
-             return service.getColor(d.item);
-           }).call(markerPath, 'qaItem-fill');
-           markersEnter.append('use').attr('transform', 'translate(-6.5, -23)').attr('class', 'icon-annotation').attr('width', '13px').attr('height', '13px').attr('xlink:href', function (d) {
-             var picon = d.icon;
-
-             if (!picon) {
-               return '';
-             } else {
-               var isMaki = /^maki-/.test(picon);
-               return "#".concat(picon).concat(isMaki ? '-11' : '');
-             }
-           }); // update
 
-           markers.merge(markersEnter).sort(sortY).classed('selected', function (d) {
-             return d.id === selectedID;
-           }).attr('transform', getTransform); // Draw targets..
+           function mousedown(d3_event) {
+             if (d3_event.button !== 0) return; // left click only
 
-           if (touchLayer.empty()) return;
-           var fillClass = context.getDebug('target') ? 'pink' : 'nocolor';
-           var targets = touchLayer.selectAll('.qaItem.osmose').data(data, function (d) {
-             return d.id;
-           }); // exit
+             if (input.classed('disabled')) return;
+             _tDown = +new Date(); // clear selection
 
-           targets.exit().remove(); // enter/update
+             var start = input.property('selectionStart');
+             var end = input.property('selectionEnd');
 
-           targets.enter().append('rect').attr('width', '20px').attr('height', '30px').attr('x', '-10px').attr('y', '-28px').merge(targets).sort(sortY).attr('class', function (d) {
-             return "qaItem ".concat(d.service, " target ").concat(fillClass, " itemId-").concat(d.id);
-           }).attr('transform', getTransform);
+             if (start !== end) {
+               var val = utilGetSetValue(input);
+               input.node().setSelectionRange(val.length, val.length);
+               return;
+             }
 
-           function sortY(a, b) {
-             return a.id === selectedID ? 1 : b.id === selectedID ? -1 : b.loc[1] - a.loc[1];
+             input.on('mouseup.combo-input', mouseup);
            }
-         } // Draw the Osmose layer and schedule loading issues and updating markers.
 
+           function mouseup(d3_event) {
+             input.on('mouseup.combo-input', null);
+             if (d3_event.button !== 0) return; // left click only
 
-         function drawOsmose(selection) {
-           var service = getService();
-           var surface = context.surface();
+             if (input.classed('disabled')) return;
+             if (input.node() !== document.activeElement) return; // exit if this input is not focused
 
-           if (surface && !surface.empty()) {
-             touchLayer = surface.selectAll('.data-layer.touch .layer-touch.markers');
-           }
+             var start = input.property('selectionStart');
+             var end = input.property('selectionEnd');
+             if (start !== end) return; // exit if user is selecting
+             // not showing or showing for a different field - try to show it.
 
-           drawLayer = selection.selectAll('.layer-osmose').data(service ? [0] : []);
-           drawLayer.exit().remove();
-           drawLayer = drawLayer.enter().append('g').attr('class', 'layer-osmose').style('display', _layerEnabled$2 ? 'block' : 'none').merge(drawLayer);
+             var combo = container.selectAll('.combobox');
 
-           if (_layerEnabled$2) {
-             if (service && ~~context.map().zoom() >= minZoom) {
-               editOn();
-               service.loadIssues(projection);
-               updateMarkers();
+             if (combo.empty() || combo.datum() !== input.node()) {
+               var tOrig = _tDown;
+               window.setTimeout(function () {
+                 if (tOrig !== _tDown) return; // exit if user double clicked
+
+                 fetchComboData('', function () {
+                   show();
+                   render();
+                 });
+               }, 250);
              } else {
-               editOff();
+               hide();
              }
            }
-         } // Toggles the layer on and off
 
+           function focus() {
+             fetchComboData(''); // prefetch values (may warm taginfo cache)
+           }
 
-         drawOsmose.enabled = function (val) {
-           if (!arguments.length) return _layerEnabled$2;
-           _layerEnabled$2 = val;
+           function blur() {
+             _comboHideTimerID = window.setTimeout(hide, 75);
+           }
 
-           if (_layerEnabled$2) {
-             // Strings supplied by Osmose fetched before showing layer for first time
-             // NOTE: Currently no way to change locale in iD at runtime, would need to re-call this method if that's ever implemented
-             // Also, If layer is toggled quickly multiple requests are sent
-             getService().loadStrings().then(layerOn)["catch"](function (err) {
-               console.log(err); // eslint-disable-line no-console
+           function show() {
+             hide(); // remove any existing
+
+             container.insert('div', ':first-child').datum(input.node()).attr('class', 'combobox' + (klass ? ' combobox-' + klass : '')).style('position', 'absolute').style('display', 'block').style('left', '0px').on('mousedown.combo-container', function (d3_event) {
+               // prevent moving focus out of the input field
+               d3_event.preventDefault();
              });
-           } else {
-             layerOff();
+             container.on('scroll.combo-scroll', render, true);
+           }
 
-             if (context.selectedErrorID()) {
-               context.enter(modeBrowse(context));
+           function hide() {
+             if (_comboHideTimerID) {
+               window.clearTimeout(_comboHideTimerID);
+               _comboHideTimerID = undefined;
              }
-           }
 
-           dispatch.call('change');
-           return this;
-         };
+             container.selectAll('.combobox').remove();
+             container.on('scroll.combo-scroll', null);
+           }
 
-         drawOsmose.supported = function () {
-           return !!getService();
-         };
+           function keydown(d3_event) {
+             var shown = !container.selectAll('.combobox').empty();
+             var tagName = input.node() ? input.node().tagName.toLowerCase() : '';
 
-         return drawOsmose;
-       }
+             switch (d3_event.keyCode) {
+               case 8: // ⌫ Backspace
 
-       function svgStreetside(projection, context, dispatch) {
-         var throttledRedraw = throttle(function () {
-           dispatch.call('change');
-         }, 1000);
+               case 46:
+                 // ⌦ Delete
+                 d3_event.stopPropagation();
+                 _selected = null;
+                 render();
+                 input.on('input.combo-input', function () {
+                   var start = input.property('selectionStart');
+                   input.node().setSelectionRange(start, start);
+                   input.on('input.combo-input', change);
+                 });
+                 break;
 
-         var minZoom = 14;
-         var minMarkerZoom = 16;
-         var minViewfieldZoom = 18;
-         var layer = select(null);
-         var _viewerYaw = 0;
-         var _selectedSequence = null;
+               case 9:
+                 // ⇥ Tab
+                 accept();
+                 break;
 
-         var _streetside;
-         /**
-          * init().
-          */
+               case 13:
+                 // ↩ Return
+                 d3_event.preventDefault();
+                 d3_event.stopPropagation();
+                 break;
 
+               case 38:
+                 // ↑ Up arrow
+                 if (tagName === 'textarea' && !shown) return;
+                 d3_event.preventDefault();
 
-         function init() {
-           if (svgStreetside.initialized) return; // run once
+                 if (tagName === 'input' && !shown) {
+                   show();
+                 }
 
-           svgStreetside.enabled = false;
-           svgStreetside.initialized = true;
-         }
-         /**
-          * getService().
-          */
+                 nav(-1);
+                 break;
 
+               case 40:
+                 // ↓ Down arrow
+                 if (tagName === 'textarea' && !shown) return;
+                 d3_event.preventDefault();
 
-         function getService() {
-           if (services.streetside && !_streetside) {
-             _streetside = services.streetside;
+                 if (tagName === 'input' && !shown) {
+                   show();
+                 }
 
-             _streetside.event.on('viewerChanged.svgStreetside', viewerChanged).on('loadedImages.svgStreetside', throttledRedraw);
-           } else if (!services.streetside && _streetside) {
-             _streetside = null;
+                 nav(+1);
+                 break;
+             }
            }
 
-           return _streetside;
-         }
-         /**
-          * showLayer().
-          */
-
-
-         function showLayer() {
-           var service = getService();
-           if (!service) return;
-           editOn();
-           layer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end', function () {
-             dispatch.call('change');
-           });
-         }
-         /**
-          * hideLayer().
-          */
-
-
-         function hideLayer() {
-           throttledRedraw.cancel();
-           layer.transition().duration(250).style('opacity', 0).on('end', editOff);
-         }
-         /**
-          * editOn().
-          */
-
+           function keyup(d3_event) {
+             switch (d3_event.keyCode) {
+               case 27:
+                 // ⎋ Escape
+                 cancel();
+                 break;
 
-         function editOn() {
-           layer.style('display', 'block');
-         }
-         /**
-          * editOff().
-          */
+               case 13:
+                 // ↩ Return
+                 accept();
+                 break;
+             }
+           } // Called whenever the input value is changed (e.g. on typing)
 
 
-         function editOff() {
-           layer.selectAll('.viewfield-group').remove();
-           layer.style('display', 'none');
-         }
-         /**
-          * click() Handles 'bubble' point click event.
-          */
+           function change() {
+             fetchComboData(value(), function () {
+               _selected = null;
+               var val = input.property('value');
 
+               if (_suggestions.length) {
+                 if (input.property('selectionEnd') === val.length) {
+                   _selected = tryAutocomplete();
+                 }
 
-         function click(d3_event, d) {
-           var service = getService();
-           if (!service) return; // try to preserve the viewer rotation when staying on the same sequence
+                 if (!_selected) {
+                   _selected = val;
+                 }
+               }
 
-           if (d.sequenceKey !== _selectedSequence) {
-             _viewerYaw = 0; // reset
-           }
+               if (val.length) {
+                 var combo = container.selectAll('.combobox');
 
-           _selectedSequence = d.sequenceKey;
-           service.ensureViewerLoaded(context).then(function () {
-             service.selectImage(context, d.key).yaw(_viewerYaw).showViewer(context);
-           });
-           context.map().centerEase(d.loc);
-         }
-         /**
-          * mouseover().
-          */
+                 if (combo.empty()) {
+                   show();
+                 }
+               } else {
+                 hide();
+               }
 
+               render();
+             });
+           } // Called when the user presses up/down arrows to navigate the list
 
-         function mouseover(d3_event, d) {
-           var service = getService();
-           if (service) service.setStyles(context, d);
-         }
-         /**
-          * mouseout().
-          */
 
+           function nav(dir) {
+             if (_suggestions.length) {
+               // try to determine previously selected index..
+               var index = -1;
 
-         function mouseout() {
-           var service = getService();
-           if (service) service.setStyles(context, null);
-         }
-         /**
-          * transform().
-          */
+               for (var i = 0; i < _suggestions.length; i++) {
+                 if (_selected && _suggestions[i].value === _selected) {
+                   index = i;
+                   break;
+                 }
+               } // pick new _selected
 
 
-         function transform(d) {
-           var t = svgPointTransform(projection)(d);
-           var rot = d.ca + _viewerYaw;
+               index = Math.max(Math.min(index + dir, _suggestions.length - 1), 0);
+               _selected = _suggestions[index].value;
+               input.property('value', _selected);
+             }
 
-           if (rot) {
-             t += ' rotate(' + Math.floor(rot) + ',0,0)';
+             render();
+             ensureVisible();
            }
 
-           return t;
-         }
-
-         function viewerChanged() {
-           var service = getService();
-           if (!service) return;
-           var viewer = service.viewer();
-           if (!viewer) return; // update viewfield rotation
-
-           _viewerYaw = viewer.getYaw(); // avoid updating if the map is currently transformed
-           // e.g. during drags or easing.
-
-           if (context.map().isTransformed()) return;
-           layer.selectAll('.viewfield-group.currentView').attr('transform', transform);
-         }
+           function ensureVisible() {
+             var combo = container.selectAll('.combobox');
+             if (combo.empty()) return;
+             var containerRect = container.node().getBoundingClientRect();
+             var comboRect = combo.node().getBoundingClientRect();
 
-         function filterBubbles(bubbles) {
-           var fromDate = context.photos().fromDate();
-           var toDate = context.photos().toDate();
-           var usernames = context.photos().usernames();
+             if (comboRect.bottom > containerRect.bottom) {
+               var node = attachTo ? attachTo.node() : input.node();
+               node.scrollIntoView({
+                 behavior: 'instant',
+                 block: 'center'
+               });
+               render();
+             } // https://stackoverflow.com/questions/11039885/scrollintoview-causing-the-whole-page-to-move
 
-           if (fromDate) {
-             var fromTimestamp = new Date(fromDate).getTime();
-             bubbles = bubbles.filter(function (bubble) {
-               return new Date(bubble.captured_at).getTime() >= fromTimestamp;
-             });
-           }
 
-           if (toDate) {
-             var toTimestamp = new Date(toDate).getTime();
-             bubbles = bubbles.filter(function (bubble) {
-               return new Date(bubble.captured_at).getTime() <= toTimestamp;
-             });
-           }
+             var selected = combo.selectAll('.combobox-option.selected').node();
 
-           if (usernames) {
-             bubbles = bubbles.filter(function (bubble) {
-               return usernames.indexOf(bubble.captured_by) !== -1;
-             });
+             if (selected) {
+               selected.scrollIntoView({
+                 behavior: 'smooth',
+                 block: 'nearest'
+               });
+             }
            }
 
-           return bubbles;
-         }
+           function value() {
+             var value = input.property('value');
+             var start = input.property('selectionStart');
+             var end = input.property('selectionEnd');
 
-         function filterSequences(sequences) {
-           var fromDate = context.photos().fromDate();
-           var toDate = context.photos().toDate();
-           var usernames = context.photos().usernames();
+             if (start && end) {
+               value = value.substring(0, start);
+             }
 
-           if (fromDate) {
-             var fromTimestamp = new Date(fromDate).getTime();
-             sequences = sequences.filter(function (sequences) {
-               return new Date(sequences.properties.captured_at).getTime() >= fromTimestamp;
-             });
+             return value;
            }
 
-           if (toDate) {
-             var toTimestamp = new Date(toDate).getTime();
-             sequences = sequences.filter(function (sequences) {
-               return new Date(sequences.properties.captured_at).getTime() <= toTimestamp;
-             });
-           }
+           function fetchComboData(v, cb) {
+             _cancelFetch = false;
 
-           if (usernames) {
-             sequences = sequences.filter(function (sequences) {
-               return usernames.indexOf(sequences.properties.captured_by) !== -1;
+             _fetcher.call(input, v, function (results) {
+               // already chose a value, don't overwrite or autocomplete it
+               if (_cancelFetch) return;
+               _suggestions = results;
+               results.forEach(function (d) {
+                 _fetched[d.value] = d;
+               });
+
+               if (cb) {
+                 cb();
+               }
              });
            }
 
-           return sequences;
-         }
-         /**
-          * update().
-          */
+           function tryAutocomplete() {
+             if (!_canAutocomplete) return;
+             var val = _caseSensitive ? value() : value().toLowerCase();
+             if (!val) return; // Don't autocomplete if user is typing a number - #4935
 
+             if (!isNaN(parseFloat(val)) && isFinite(val)) return;
+             var bestIndex = -1;
 
-         function update() {
-           var viewer = context.container().select('.photoviewer');
-           var selected = viewer.empty() ? undefined : viewer.datum();
-           var z = ~~context.map().zoom();
-           var showMarkers = z >= minMarkerZoom;
-           var showViewfields = z >= minViewfieldZoom;
-           var service = getService();
-           var sequences = [];
-           var bubbles = [];
+             for (var i = 0; i < _suggestions.length; i++) {
+               var suggestion = _suggestions[i].value;
+               var compare = _caseSensitive ? suggestion : suggestion.toLowerCase(); // if search string matches suggestion exactly, pick it..
 
-           if (context.photos().showsPanoramic()) {
-             sequences = service ? service.sequences(projection) : [];
-             bubbles = service && showMarkers ? service.bubbles(projection) : [];
-             sequences = filterSequences(sequences);
-             bubbles = filterBubbles(bubbles);
+               if (compare === val) {
+                 bestIndex = i;
+                 break; // otherwise lock in the first result that starts with the search string..
+               } else if (bestIndex === -1 && compare.indexOf(val) === 0) {
+                 bestIndex = i;
+               }
+             }
+
+             if (bestIndex !== -1) {
+               var bestVal = _suggestions[bestIndex].value;
+               input.property('value', bestVal);
+               input.node().setSelectionRange(val.length, bestVal.length);
+               return bestVal;
+             }
            }
 
-           var traces = layer.selectAll('.sequences').selectAll('.sequence').data(sequences, function (d) {
-             return d.properties.key;
-           }); // exit
+           function render() {
+             if (_suggestions.length < _minItems || document.activeElement !== input.node()) {
+               hide();
+               return;
+             }
 
-           traces.exit().remove(); // enter/update
+             var shown = !container.selectAll('.combobox').empty();
+             if (!shown) return;
+             var combo = container.selectAll('.combobox');
+             var options = combo.selectAll('.combobox-option').data(_suggestions, function (d) {
+               return d.value;
+             });
+             options.exit().remove(); // enter/update
 
-           traces = traces.enter().append('path').attr('class', 'sequence').merge(traces).attr('d', svgPath(projection).geojson);
-           var groups = layer.selectAll('.markers').selectAll('.viewfield-group').data(bubbles, function (d) {
-             // force reenter once bubbles are attached to a sequence
-             return d.key + (d.sequenceKey ? 'v1' : 'v0');
-           }); // exit
+             options.enter().append('a').attr('class', function (d) {
+               return 'combobox-option ' + (d.klass || '');
+             }).attr('title', function (d) {
+               return d.title;
+             }).html(function (d) {
+               return d.display || d.value;
+             }).on('mouseenter', _mouseEnterHandler).on('mouseleave', _mouseLeaveHandler).merge(options).classed('selected', function (d) {
+               return d.value === _selected;
+             }).on('click.combo-option', accept).order();
+             var node = attachTo ? attachTo.node() : input.node();
+             var containerRect = container.node().getBoundingClientRect();
+             var rect = node.getBoundingClientRect();
+             combo.style('left', rect.left + 5 - containerRect.left + 'px').style('width', rect.width - 10 + 'px').style('top', rect.height + rect.top - containerRect.top + 'px');
+           } // Dispatches an 'accept' event
+           // Then hides the combobox.
 
-           groups.exit().remove(); // enter
 
-           var groupsEnter = groups.enter().append('g').attr('class', 'viewfield-group').on('mouseenter', mouseover).on('mouseleave', mouseout).on('click', click);
-           groupsEnter.append('g').attr('class', 'viewfield-scale'); // update
+           function accept(d3_event, d) {
+             _cancelFetch = true;
+             var thiz = input.node();
 
-           var markers = groups.merge(groupsEnter).sort(function (a, b) {
-             return a === selected ? 1 : b === selected ? -1 : b.loc[1] - a.loc[1];
-           }).attr('transform', transform).select('.viewfield-scale');
-           markers.selectAll('circle').data([0]).enter().append('circle').attr('dx', '0').attr('dy', '0').attr('r', '6');
-           var viewfields = markers.selectAll('.viewfield').data(showViewfields ? [0] : []);
-           viewfields.exit().remove(); // viewfields may or may not be drawn...
-           // but if they are, draw below the circles
+             if (d) {
+               // user clicked on a suggestion
+               utilGetSetValue(input, d.value); // replace field contents
 
-           viewfields.enter().insert('path', 'circle').attr('class', 'viewfield').attr('transform', 'scale(1.5,1.5),translate(-8, -13)').attr('d', viewfieldPath);
+               utilTriggerEvent(input, 'change');
+             } // clear (and keep) selection
 
-           function viewfieldPath() {
-             var d = this.parentNode.__data__;
 
-             if (d.pano) {
-               return 'M 8,13 m -10,0 a 10,10 0 1,0 20,0 a 10,10 0 1,0 -20,0';
-             } else {
-               return 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z';
-             }
-           }
-         }
-         /**
-          * drawImages()
-          * drawImages is the method that is returned (and that runs) every time 'svgStreetside()' is called.
-          * 'svgStreetside()' is called from index.js
-          */
+             var val = utilGetSetValue(input);
+             thiz.setSelectionRange(val.length, val.length);
+             d = _fetched[val];
+             dispatch.call('accept', thiz, d, val);
+             hide();
+           } // Dispatches an 'cancel' event
+           // Then hides the combobox.
 
 
-         function drawImages(selection) {
-           var enabled = svgStreetside.enabled;
-           var service = getService();
-           layer = selection.selectAll('.layer-streetside-images').data(service ? [0] : []);
-           layer.exit().remove();
-           var layerEnter = layer.enter().append('g').attr('class', 'layer-streetside-images').style('display', enabled ? 'block' : 'none');
-           layerEnter.append('g').attr('class', 'sequences');
-           layerEnter.append('g').attr('class', 'markers');
-           layer = layerEnter.merge(layer);
+           function cancel() {
+             _cancelFetch = true;
+             var thiz = input.node(); // clear (and remove) selection, and replace field contents
 
-           if (enabled) {
-             if (service && ~~context.map().zoom() >= minZoom) {
-               editOn();
-               update();
-               service.loadBubbles(projection);
-             } else {
-               editOff();
-             }
+             var val = utilGetSetValue(input);
+             var start = input.property('selectionStart');
+             var end = input.property('selectionEnd');
+             val = val.slice(0, start) + val.slice(end);
+             utilGetSetValue(input, val);
+             thiz.setSelectionRange(val.length, val.length);
+             dispatch.call('cancel', thiz);
+             hide();
            }
-         }
-         /**
-          * drawImages.enabled().
-          */
+         };
+
+         combobox.canAutocomplete = function (val) {
+           if (!arguments.length) return _canAutocomplete;
+           _canAutocomplete = val;
+           return combobox;
+         };
 
+         combobox.caseSensitive = function (val) {
+           if (!arguments.length) return _caseSensitive;
+           _caseSensitive = val;
+           return combobox;
+         };
 
-         drawImages.enabled = function (_) {
-           if (!arguments.length) return svgStreetside.enabled;
-           svgStreetside.enabled = _;
+         combobox.data = function (val) {
+           if (!arguments.length) return _data;
+           _data = val;
+           return combobox;
+         };
 
-           if (svgStreetside.enabled) {
-             showLayer();
-             context.photos().on('change.streetside', update);
-           } else {
-             hideLayer();
-             context.photos().on('change.streetside', null);
-           }
+         combobox.fetcher = function (val) {
+           if (!arguments.length) return _fetcher;
+           _fetcher = val;
+           return combobox;
+         };
 
-           dispatch.call('change');
-           return this;
+         combobox.minItems = function (val) {
+           if (!arguments.length) return _minItems;
+           _minItems = val;
+           return combobox;
          };
-         /**
-          * drawImages.supported().
-          */
 
+         combobox.itemsMouseEnter = function (val) {
+           if (!arguments.length) return _mouseEnterHandler;
+           _mouseEnterHandler = val;
+           return combobox;
+         };
 
-         drawImages.supported = function () {
-           return !!getService();
+         combobox.itemsMouseLeave = function (val) {
+           if (!arguments.length) return _mouseLeaveHandler;
+           _mouseLeaveHandler = val;
+           return combobox;
          };
 
-         init();
-         return drawImages;
+         return utilRebind(combobox, dispatch, 'on');
        }
 
-       function svgMapillaryImages(projection, context, dispatch) {
-         var throttledRedraw = throttle(function () {
-           dispatch.call('change');
-         }, 1000);
-
-         var minZoom = 12;
-         var minMarkerZoom = 16;
-         var minViewfieldZoom = 18;
-         var layer = select(null);
+       uiCombobox.off = function (input, context) {
+         input.on('focus.combo-input', null).on('blur.combo-input', null).on('keydown.combo-input', null).on('keyup.combo-input', null).on('input.combo-input', null).on('mousedown.combo-input', null).on('mouseup.combo-input', null);
+         context.container().on('scroll.combo-scroll', null);
+       };
 
-         var _mapillary;
+       function uiDisclosure(context, key, expandedDefault) {
+         var dispatch = dispatch$8('toggled');
 
-         var viewerCompassAngle;
+         var _expanded;
 
-         function init() {
-           if (svgMapillaryImages.initialized) return; // run once
+         var _label = utilFunctor('');
 
-           svgMapillaryImages.enabled = false;
-           svgMapillaryImages.initialized = true;
-         }
+         var _updatePreference = true;
 
-         function getService() {
-           if (services.mapillary && !_mapillary) {
-             _mapillary = services.mapillary;
+         var _content = function _content() {};
 
-             _mapillary.event.on('loadedImages', throttledRedraw);
-           } else if (!services.mapillary && _mapillary) {
-             _mapillary = null;
+         var disclosure = function disclosure(selection) {
+           if (_expanded === undefined || _expanded === null) {
+             // loading _expanded here allows it to be reset by calling `disclosure.expanded(null)`
+             var preference = corePreferences('disclosure.' + key + '.expanded');
+             _expanded = preference === null ? !!expandedDefault : preference === 'true';
            }
 
-           return _mapillary;
-         }
+           var hideToggle = selection.selectAll('.hide-toggle-' + key).data([0]); // enter
 
-         function showLayer() {
-           var service = getService();
-           if (!service) return;
-           editOn();
-           layer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end', function () {
-             dispatch.call('change');
-           });
-         }
+           var hideToggleEnter = hideToggle.enter().append('h3').append('a').attr('role', 'button').attr('href', '#').attr('class', 'hide-toggle hide-toggle-' + key).call(svgIcon('', 'pre-text', 'hide-toggle-icon'));
+           hideToggleEnter.append('span').attr('class', 'hide-toggle-text'); // update
 
-         function hideLayer() {
-           throttledRedraw.cancel();
-           layer.transition().duration(250).style('opacity', 0).on('end', editOff);
-         }
+           hideToggle = hideToggleEnter.merge(hideToggle);
+           hideToggle.on('click', toggle).attr('title', _t("icons.".concat(_expanded ? 'collapse' : 'expand'))).attr('aria-expanded', _expanded).classed('expanded', _expanded);
+           hideToggle.selectAll('.hide-toggle-text').html(_label());
+           hideToggle.selectAll('.hide-toggle-icon').attr('xlink:href', _expanded ? '#iD-icon-down' : _mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-backward' : '#iD-icon-forward');
+           var wrap = selection.selectAll('.disclosure-wrap').data([0]); // enter/update
 
-         function editOn() {
-           layer.style('display', 'block');
-         }
+           wrap = wrap.enter().append('div').attr('class', 'disclosure-wrap disclosure-wrap-' + key).merge(wrap).classed('hide', !_expanded);
 
-         function editOff() {
-           layer.selectAll('.viewfield-group').remove();
-           layer.style('display', 'none');
-         }
+           if (_expanded) {
+             wrap.call(_content);
+           }
 
-         function click(d3_event, d) {
-           var service = getService();
-           if (!service) return;
-           service.ensureViewerLoaded(context).then(function () {
-             service.selectImage(context, d.key).showViewer(context);
-           });
-           context.map().centerEase(d.loc);
-         }
+           function toggle(d3_event) {
+             d3_event.preventDefault();
+             _expanded = !_expanded;
 
-         function mouseover(d) {
-           var service = getService();
-           if (service) service.setStyles(context, d);
-         }
+             if (_updatePreference) {
+               corePreferences('disclosure.' + key + '.expanded', _expanded);
+             }
 
-         function mouseout() {
-           var service = getService();
-           if (service) service.setStyles(context, null);
-         }
+             hideToggle.classed('expanded', _expanded).attr('aria-expanded', _expanded).attr('title', _t("icons.".concat(_expanded ? 'collapse' : 'expand')));
+             hideToggle.selectAll('.hide-toggle-icon').attr('xlink:href', _expanded ? '#iD-icon-down' : _mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-backward' : '#iD-icon-forward');
+             wrap.call(uiToggle(_expanded));
 
-         function transform(d) {
-           var t = svgPointTransform(projection)(d);
+             if (_expanded) {
+               wrap.call(_content);
+             }
 
-           if (d.pano && viewerCompassAngle !== null && isFinite(viewerCompassAngle)) {
-             t += ' rotate(' + Math.floor(viewerCompassAngle) + ',0,0)';
-           } else if (d.ca) {
-             t += ' rotate(' + Math.floor(d.ca) + ',0,0)';
+             dispatch.call('toggled', this, _expanded);
            }
+         };
 
-           return t;
-         }
+         disclosure.label = function (val) {
+           if (!arguments.length) return _label;
+           _label = utilFunctor(val);
+           return disclosure;
+         };
 
-         function filterImages(images) {
-           var showsPano = context.photos().showsPanoramic();
-           var showsFlat = context.photos().showsFlat();
-           var fromDate = context.photos().fromDate();
-           var toDate = context.photos().toDate();
-           var usernames = context.photos().usernames();
+         disclosure.expanded = function (val) {
+           if (!arguments.length) return _expanded;
+           _expanded = val;
+           return disclosure;
+         };
 
-           if (!showsPano || !showsFlat) {
-             images = images.filter(function (image) {
-               if (image.pano) return showsPano;
-               return showsFlat;
-             });
-           }
+         disclosure.updatePreference = function (val) {
+           if (!arguments.length) return _updatePreference;
+           _updatePreference = val;
+           return disclosure;
+         };
 
-           if (fromDate) {
-             var fromTimestamp = new Date(fromDate).getTime();
-             images = images.filter(function (image) {
-               return new Date(image.captured_at).getTime() >= fromTimestamp;
-             });
-           }
+         disclosure.content = function (val) {
+           if (!arguments.length) return _content;
+           _content = val;
+           return disclosure;
+         };
 
-           if (toDate) {
-             var toTimestamp = new Date(toDate).getTime();
-             images = images.filter(function (image) {
-               return new Date(image.captured_at).getTime() <= toTimestamp;
-             });
-           }
+         return utilRebind(disclosure, dispatch, 'on');
+       }
 
-           if (usernames) {
-             images = images.filter(function (image) {
-               return usernames.indexOf(image.captured_by) !== -1;
-             });
-           }
+       // Can be labeled and collapsible.
 
-           return images;
-         }
+       function uiSection(id, context) {
+         var _classes = utilFunctor('');
 
-         function filterSequences(sequences, service) {
-           var showsPano = context.photos().showsPanoramic();
-           var showsFlat = context.photos().showsFlat();
-           var fromDate = context.photos().fromDate();
-           var toDate = context.photos().toDate();
-           var usernames = context.photos().usernames();
+         var _shouldDisplay;
 
-           if (!showsPano || !showsFlat) {
-             sequences = sequences.filter(function (sequence) {
-               if (sequence.properties.hasOwnProperty('pano')) {
-                 if (sequence.properties.pano) return showsPano;
-                 return showsFlat;
-               } else {
-                 // if the sequence doesn't specify pano or not, search its images
-                 var cProps = sequence.properties.coordinateProperties;
+         var _content;
 
-                 if (cProps && cProps.image_keys && cProps.image_keys.length > 0) {
-                   for (var index in cProps.image_keys) {
-                     var imageKey = cProps.image_keys[index];
-                     var image = service.cachedImage(imageKey);
+         var _disclosure;
 
-                     if (image && image.hasOwnProperty('pano')) {
-                       if (image.pano) return showsPano;
-                       return showsFlat;
-                     }
-                   }
-                 }
-               }
+         var _label;
 
-               return false;
-             });
-           }
+         var _expandedByDefault = utilFunctor(true);
 
-           if (fromDate) {
-             var fromTimestamp = new Date(fromDate).getTime();
-             sequences = sequences.filter(function (sequence) {
-               return new Date(sequence.properties.captured_at).getTime() >= fromTimestamp;
-             });
-           }
+         var _disclosureContent;
 
-           if (toDate) {
-             var toTimestamp = new Date(toDate).getTime();
-             sequences = sequences.filter(function (sequence) {
-               return new Date(sequence.properties.captured_at).getTime() <= toTimestamp;
-             });
-           }
+         var _disclosureExpanded;
 
-           if (usernames) {
-             sequences = sequences.filter(function (sequence) {
-               return usernames.indexOf(sequence.properties.username) !== -1;
-             });
-           }
+         var _containerSelection = select(null);
 
-           return sequences;
-         }
+         var section = {
+           id: id
+         };
 
-         function update() {
-           var z = ~~context.map().zoom();
-           var showMarkers = z >= minMarkerZoom;
-           var showViewfields = z >= minViewfieldZoom;
-           var service = getService();
-           var sequences = service ? service.sequences(projection) : [];
-           var images = service && showMarkers ? service.images(projection) : [];
-           images = filterImages(images);
-           sequences = filterSequences(sequences, service);
-           service.filterViewer(context);
-           var traces = layer.selectAll('.sequences').selectAll('.sequence').data(sequences, function (d) {
-             return d.properties.key;
-           }); // exit
+         section.classes = function (val) {
+           if (!arguments.length) return _classes;
+           _classes = utilFunctor(val);
+           return section;
+         };
 
-           traces.exit().remove(); // enter/update
+         section.label = function (val) {
+           if (!arguments.length) return _label;
+           _label = utilFunctor(val);
+           return section;
+         };
 
-           traces = traces.enter().append('path').attr('class', 'sequence').merge(traces).attr('d', svgPath(projection).geojson);
-           var groups = layer.selectAll('.markers').selectAll('.viewfield-group').data(images, function (d) {
-             return d.key;
-           }); // exit
+         section.expandedByDefault = function (val) {
+           if (!arguments.length) return _expandedByDefault;
+           _expandedByDefault = utilFunctor(val);
+           return section;
+         };
+
+         section.shouldDisplay = function (val) {
+           if (!arguments.length) return _shouldDisplay;
+           _shouldDisplay = utilFunctor(val);
+           return section;
+         };
+
+         section.content = function (val) {
+           if (!arguments.length) return _content;
+           _content = val;
+           return section;
+         };
+
+         section.disclosureContent = function (val) {
+           if (!arguments.length) return _disclosureContent;
+           _disclosureContent = val;
+           return section;
+         };
+
+         section.disclosureExpanded = function (val) {
+           if (!arguments.length) return _disclosureExpanded;
+           _disclosureExpanded = val;
+           return section;
+         }; // may be called multiple times
+
+
+         section.render = function (selection) {
+           _containerSelection = selection.selectAll('.section-' + id).data([0]);
+
+           var sectionEnter = _containerSelection.enter().append('div').attr('class', 'section section-' + id + ' ' + (_classes && _classes() || ''));
+
+           _containerSelection = sectionEnter.merge(_containerSelection);
+
+           _containerSelection.call(renderContent);
+         };
+
+         section.reRender = function () {
+           _containerSelection.call(renderContent);
+         };
+
+         section.selection = function () {
+           return _containerSelection;
+         };
 
-           groups.exit().remove(); // enter
+         section.disclosure = function () {
+           return _disclosure;
+         }; // may be called multiple times
 
-           var groupsEnter = groups.enter().append('g').attr('class', 'viewfield-group').on('mouseenter', mouseover).on('mouseleave', mouseout).on('click', click);
-           groupsEnter.append('g').attr('class', 'viewfield-scale'); // update
 
-           var markers = groups.merge(groupsEnter).sort(function (a, b) {
-             return b.loc[1] - a.loc[1]; // sort Y
-           }).attr('transform', transform).select('.viewfield-scale');
-           markers.selectAll('circle').data([0]).enter().append('circle').attr('dx', '0').attr('dy', '0').attr('r', '6');
-           var viewfields = markers.selectAll('.viewfield').data(showViewfields ? [0] : []);
-           viewfields.exit().remove();
-           viewfields.enter() // viewfields may or may not be drawn...
-           .insert('path', 'circle') // but if they are, draw below the circles
-           .attr('class', 'viewfield').classed('pano', function () {
-             return this.parentNode.__data__.pano;
-           }).attr('transform', 'scale(1.5,1.5),translate(-8, -13)').attr('d', viewfieldPath);
+         function renderContent(selection) {
+           if (_shouldDisplay) {
+             var shouldDisplay = _shouldDisplay();
 
-           function viewfieldPath() {
-             var d = this.parentNode.__data__;
+             selection.classed('hide', !shouldDisplay);
 
-             if (d.pano) {
-               return 'M 8,13 m -10,0 a 10,10 0 1,0 20,0 a 10,10 0 1,0 -20,0';
-             } else {
-               return 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z';
+             if (!shouldDisplay) {
+               selection.html('');
+               return;
              }
            }
-         }
 
-         function drawImages(selection) {
-           var enabled = svgMapillaryImages.enabled;
-           var service = getService();
-           layer = selection.selectAll('.layer-mapillary').data(service ? [0] : []);
-           layer.exit().remove();
-           var layerEnter = layer.enter().append('g').attr('class', 'layer-mapillary').style('display', enabled ? 'block' : 'none');
-           layerEnter.append('g').attr('class', 'sequences');
-           layerEnter.append('g').attr('class', 'markers');
-           layer = layerEnter.merge(layer);
+           if (_disclosureContent) {
+             if (!_disclosure) {
+               _disclosure = uiDisclosure(context, id.replace(/-/g, '_'), _expandedByDefault()).label(_label || '')
+               /*.on('toggled', function(expanded) {
+                   if (expanded) { selection.node().parentNode.scrollTop += 200; }
+               })*/
+               .content(_disclosureContent);
+             }
 
-           if (enabled) {
-             if (service && ~~context.map().zoom() >= minZoom) {
-               editOn();
-               update();
-               service.loadImages(projection);
-             } else {
-               editOff();
+             if (_disclosureExpanded !== undefined) {
+               _disclosure.expanded(_disclosureExpanded);
+
+               _disclosureExpanded = undefined;
              }
-           }
-         }
 
-         drawImages.enabled = function (_) {
-           if (!arguments.length) return svgMapillaryImages.enabled;
-           svgMapillaryImages.enabled = _;
+             selection.call(_disclosure);
+             return;
+           }
 
-           if (svgMapillaryImages.enabled) {
-             showLayer();
-             context.photos().on('change.mapillary_images', update);
-           } else {
-             hideLayer();
-             context.photos().on('change.mapillary_images', null);
+           if (_content) {
+             selection.call(_content);
            }
+         }
 
-           dispatch.call('change');
-           return this;
-         };
+         return section;
+       }
 
-         drawImages.supported = function () {
-           return !!getService();
-         };
+       // {
+       //   key: 'string',     // required
+       //   value: 'string'    // optional
+       // }
+       //   -or-
+       // {
+       //   qid: 'string'      // brand wikidata  (e.g. 'Q37158')
+       // }
+       //
 
-         init();
-         return drawImages;
-       }
+       function uiTagReference(what) {
+         var wikibase = what.qid ? services.wikidata : services.osmWikibase;
+         var tagReference = {};
 
-       function svgMapillaryPosition(projection, context) {
-         var throttledRedraw = throttle(function () {
-           update();
-         }, 1000);
+         var _button = select(null);
 
-         var minZoom = 12;
-         var minViewfieldZoom = 18;
-         var layer = select(null);
+         var _body = select(null);
 
-         var _mapillary;
+         var _loaded;
 
-         var viewerCompassAngle;
+         var _showing;
 
-         function init() {
-           if (svgMapillaryPosition.initialized) return; // run once
+         function load() {
+           if (!wikibase) return;
 
-           svgMapillaryPosition.initialized = true;
+           _button.classed('tag-reference-loading', true);
+
+           wikibase.getDocs(what, gotDocs);
          }
 
-         function getService() {
-           if (services.mapillary && !_mapillary) {
-             _mapillary = services.mapillary;
+         function gotDocs(err, docs) {
+           _body.html('');
 
-             _mapillary.event.on('nodeChanged', throttledRedraw);
+           if (!docs || !docs.title) {
+             _body.append('p').attr('class', 'tag-reference-description').call(_t.append('inspector.no_documentation_key'));
 
-             _mapillary.event.on('bearingChanged', function (e) {
-               viewerCompassAngle = e;
-               if (context.map().isTransformed()) return;
-               layer.selectAll('.viewfield-group.currentView').filter(function (d) {
-                 return d.pano;
-               }).attr('transform', transform);
+             done();
+             return;
+           }
+
+           if (docs.imageURL) {
+             _body.append('img').attr('class', 'tag-reference-wiki-image').attr('alt', docs.description).attr('src', docs.imageURL).on('load', function () {
+               done();
+             }).on('error', function () {
+               select(this).remove();
+               done();
              });
-           } else if (!services.mapillary && _mapillary) {
-             _mapillary = null;
+           } else {
+             done();
            }
 
-           return _mapillary;
-         }
+           var tagReferenceDescription = _body.append('p').attr('class', 'tag-reference-description').append('span');
 
-         function editOn() {
-           layer.style('display', 'block');
-         }
+           if (docs.description) {
+             tagReferenceDescription = tagReferenceDescription.attr('class', 'localized-text').attr('lang', docs.descriptionLocaleCode || 'und').text(docs.description);
+           } else {
+             tagReferenceDescription = tagReferenceDescription.call(_t.append('inspector.no_documentation_key'));
+           }
 
-         function editOff() {
-           layer.selectAll('.viewfield-group').remove();
-           layer.style('display', 'none');
-         }
+           tagReferenceDescription.append('a').attr('class', 'tag-reference-edit').attr('target', '_blank').attr('title', _t('inspector.edit_reference')).attr('href', docs.editURL).call(svgIcon('#iD-icon-edit', 'inline'));
 
-         function transform(d) {
-           var t = svgPointTransform(projection)(d);
+           if (docs.wiki) {
+             _body.append('a').attr('class', 'tag-reference-link').attr('target', '_blank').attr('href', docs.wiki.url).call(svgIcon('#iD-icon-out-link', 'inline')).append('span').call(_t.append(docs.wiki.text));
+           } // Add link to info about "good changeset comments" - #2923
 
-           if (d.pano && viewerCompassAngle !== null && isFinite(viewerCompassAngle)) {
-             t += ' rotate(' + Math.floor(viewerCompassAngle) + ',0,0)';
-           } else if (d.ca) {
-             t += ' rotate(' + Math.floor(d.ca) + ',0,0)';
-           }
 
-           return t;
+           if (what.key === 'comment') {
+             _body.append('a').attr('class', 'tag-reference-comment-link').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).attr('href', _t('commit.about_changeset_comments_link')).append('span').call(_t.append('commit.about_changeset_comments'));
+           }
          }
 
-         function update() {
-           var z = ~~context.map().zoom();
-           var showViewfields = z >= minViewfieldZoom;
-           var service = getService();
-           var node = service && service.getActiveImage();
-           var groups = layer.selectAll('.markers').selectAll('.viewfield-group').data(node ? [node] : [], function (d) {
-             return d.key;
-           }); // exit
+         function done() {
+           _loaded = true;
 
-           groups.exit().remove(); // enter
+           _button.classed('tag-reference-loading', false);
 
-           var groupsEnter = groups.enter().append('g').attr('class', 'viewfield-group currentView highlighted');
-           groupsEnter.append('g').attr('class', 'viewfield-scale'); // update
+           _body.classed('expanded', true).transition().duration(200).style('max-height', '200px').style('opacity', '1');
 
-           var markers = groups.merge(groupsEnter).attr('transform', transform).select('.viewfield-scale');
-           markers.selectAll('circle').data([0]).enter().append('circle').attr('dx', '0').attr('dy', '0').attr('r', '6');
-           var viewfields = markers.selectAll('.viewfield').data(showViewfields ? [0] : []);
-           viewfields.exit().remove();
-           viewfields.enter().insert('path', 'circle').attr('class', 'viewfield').classed('pano', function () {
-             return this.parentNode.__data__.pano;
-           }).attr('transform', 'scale(1.5,1.5),translate(-8, -13)').attr('d', viewfieldPath);
+           _showing = true;
 
-           function viewfieldPath() {
-             var d = this.parentNode.__data__;
+           _button.selectAll('svg.icon use').each(function () {
+             var iconUse = select(this);
 
-             if (d.pano) {
-               return 'M 8,13 m -10,0 a 10,10 0 1,0 20,0 a 10,10 0 1,0 -20,0';
-             } else {
-               return 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z';
+             if (iconUse.attr('href') === '#iD-icon-info') {
+               iconUse.attr('href', '#iD-icon-info-filled');
              }
-           }
+           });
          }
 
-         function drawImages(selection) {
-           var service = getService();
-           layer = selection.selectAll('.layer-mapillary-position').data(service ? [0] : []);
-           layer.exit().remove();
-           var layerEnter = layer.enter().append('g').attr('class', 'layer-mapillary-position');
-           layerEnter.append('g').attr('class', 'markers');
-           layer = layerEnter.merge(layer);
+         function hide() {
+           _body.transition().duration(200).style('max-height', '0px').style('opacity', '0').on('end', function () {
+             _body.classed('expanded', false);
+           });
 
-           if (service && ~~context.map().zoom() >= minZoom) {
-             editOn();
-             update();
-           } else {
-             editOff();
-           }
+           _showing = false;
+
+           _button.selectAll('svg.icon use').each(function () {
+             var iconUse = select(this);
+
+             if (iconUse.attr('href') === '#iD-icon-info-filled') {
+               iconUse.attr('href', '#iD-icon-info');
+             }
+           });
          }
 
-         drawImages.enabled = function () {
-           update();
-           return this;
+         tagReference.button = function (selection, klass, iconName) {
+           _button = selection.selectAll('.tag-reference-button').data([0]);
+           _button = _button.enter().append('button').attr('class', 'tag-reference-button ' + (klass || '')).attr('title', _t('icons.information')).call(svgIcon('#iD-icon-' + (iconName || 'inspect'))).merge(_button);
+
+           _button.on('click', function (d3_event) {
+             d3_event.stopPropagation();
+             d3_event.preventDefault();
+             this.blur(); // avoid keeping focus on the button - #4641
+
+             if (_showing) {
+               hide();
+             } else if (_loaded) {
+               done();
+             } else {
+               load();
+             }
+           });
          };
 
-         drawImages.supported = function () {
-           return !!getService();
+         tagReference.body = function (selection) {
+           var itemID = what.qid || what.key + '-' + (what.value || '');
+           _body = selection.selectAll('.tag-reference-body').data([itemID], function (d) {
+             return d;
+           });
+
+           _body.exit().remove();
+
+           _body = _body.enter().append('div').attr('class', 'tag-reference-body').style('max-height', '0').style('opacity', '0').merge(_body);
+
+           if (_showing === false) {
+             hide();
+           }
          };
 
-         init();
-         return drawImages;
-       }
+         tagReference.showing = function (val) {
+           if (!arguments.length) return _showing;
+           _showing = val;
+           return tagReference;
+         };
 
-       function svgMapillarySigns(projection, context, dispatch) {
-         var throttledRedraw = throttle(function () {
-           dispatch.call('change');
-         }, 1000);
+         return tagReference;
+       }
 
-         var minZoom = 12;
-         var layer = select(null);
+       // It borrows some code from uiHelp
 
-         var _mapillary;
+       function uiFieldHelp(context, fieldName) {
+         var fieldHelp = {};
 
-         function init() {
-           if (svgMapillarySigns.initialized) return; // run once
+         var _inspector = select(null);
 
-           svgMapillarySigns.enabled = false;
-           svgMapillarySigns.initialized = true;
-         }
+         var _wrap = select(null);
 
-         function getService() {
-           if (services.mapillary && !_mapillary) {
-             _mapillary = services.mapillary;
+         var _body = select(null);
 
-             _mapillary.event.on('loadedSigns', throttledRedraw);
-           } else if (!services.mapillary && _mapillary) {
-             _mapillary = null;
+         var fieldHelpKeys = {
+           restrictions: [['about', ['about', 'from_via_to', 'maxdist', 'maxvia']], ['inspecting', ['about', 'from_shadow', 'allow_shadow', 'restrict_shadow', 'only_shadow', 'restricted', 'only']], ['modifying', ['about', 'indicators', 'allow_turn', 'restrict_turn', 'only_turn']], ['tips', ['simple', 'simple_example', 'indirect', 'indirect_example', 'indirect_noedit']]]
+         };
+         var fieldHelpHeadings = {};
+         var replacements = {
+           distField: {
+             html: _t.html('restriction.controls.distance')
+           },
+           viaField: {
+             html: _t.html('restriction.controls.via')
+           },
+           fromShadow: {
+             html: icon('#iD-turn-shadow', 'inline shadow from')
+           },
+           allowShadow: {
+             html: icon('#iD-turn-shadow', 'inline shadow allow')
+           },
+           restrictShadow: {
+             html: icon('#iD-turn-shadow', 'inline shadow restrict')
+           },
+           onlyShadow: {
+             html: icon('#iD-turn-shadow', 'inline shadow only')
+           },
+           allowTurn: {
+             html: icon('#iD-turn-yes', 'inline turn')
+           },
+           restrictTurn: {
+             html: icon('#iD-turn-no', 'inline turn')
+           },
+           onlyTurn: {
+             html: icon('#iD-turn-only', 'inline turn')
            }
+         }; // For each section, squash all the texts into a single markdown document
 
-           return _mapillary;
-         }
+         var docs = fieldHelpKeys[fieldName].map(function (key) {
+           var helpkey = 'help.field.' + fieldName + '.' + key[0];
+           var text = key[1].reduce(function (all, part) {
+             var subkey = helpkey + '.' + part;
+             var depth = fieldHelpHeadings[subkey]; // is this subkey a heading?
 
-         function showLayer() {
-           var service = getService();
-           if (!service) return;
-           service.loadSignResources(context);
-           editOn();
-         }
+             var hhh = depth ? Array(depth + 1).join('#') + ' ' : ''; // if so, prepend with some ##'s
 
-         function hideLayer() {
-           throttledRedraw.cancel();
-           editOff();
-         }
+             return all + hhh + _t.html(subkey, replacements) + '\n\n';
+           }, '');
+           return {
+             key: helpkey,
+             title: _t.html(helpkey + '.title'),
+             html: marked_1(text.trim())
+           };
+         });
 
-         function editOn() {
-           layer.style('display', 'block');
+         function show() {
+           updatePosition();
+
+           _body.classed('hide', false).style('opacity', '0').transition().duration(200).style('opacity', '1');
          }
 
-         function editOff() {
-           layer.selectAll('.icon-sign').remove();
-           layer.style('display', 'none');
+         function hide() {
+           _body.classed('hide', true).transition().duration(200).style('opacity', '0').on('end', function () {
+             _body.classed('hide', true);
+           });
          }
 
-         function click(d3_event, d) {
-           var service = getService();
-           if (!service) return;
-           context.map().centerEase(d.loc);
-           var selectedImageKey = service.getSelectedImageKey();
-           var imageKey;
-           var highlightedDetection; // Pick one of the images the sign was detected in,
-           // preference given to an image already selected.
+         function clickHelp(index) {
+           var d = docs[index];
+           var tkeys = fieldHelpKeys[fieldName][index][1];
 
-           d.detections.forEach(function (detection) {
-             if (!imageKey || selectedImageKey === detection.image_key) {
-               imageKey = detection.image_key;
-               highlightedDetection = detection;
-             }
+           _body.selectAll('.field-help-nav-item').classed('active', function (d, i) {
+             return i === index;
            });
 
-           if (imageKey === selectedImageKey) {
-             service.highlightDetection(highlightedDetection).selectImage(context, imageKey);
-           } else {
-             service.ensureViewerLoaded(context).then(function () {
-               service.highlightDetection(highlightedDetection).selectImage(context, imageKey).showViewer(context);
-             });
-           }
-         }
-
-         function filterData(detectedFeatures) {
-           var service = getService();
-           var fromDate = context.photos().fromDate();
-           var toDate = context.photos().toDate();
-           var usernames = context.photos().usernames();
+           var content = _body.selectAll('.field-help-content').html(d.html); // class the paragraphs so we can find and style them
 
-           if (fromDate) {
-             var fromTimestamp = new Date(fromDate).getTime();
-             detectedFeatures = detectedFeatures.filter(function (feature) {
-               return new Date(feature.last_seen_at).getTime() >= fromTimestamp;
-             });
-           }
 
-           if (toDate) {
-             var toTimestamp = new Date(toDate).getTime();
-             detectedFeatures = detectedFeatures.filter(function (feature) {
-               return new Date(feature.first_seen_at).getTime() <= toTimestamp;
-             });
-           }
+           content.selectAll('p').attr('class', function (d, i) {
+             return tkeys[i];
+           }); // insert special content for certain help sections
 
-           if (usernames && service) {
-             detectedFeatures = detectedFeatures.filter(function (feature) {
-               return feature.detections.some(function (detection) {
-                 var imageKey = detection.image_key;
-                 var image = service.cachedImage(imageKey);
-                 return image && usernames.indexOf(image.captured_by) !== -1;
-               });
-             });
+           if (d.key === 'help.field.restrictions.inspecting') {
+             content.insert('img', 'p.from_shadow').attr('class', 'field-help-image cf').attr('src', context.imagePath('tr_inspect.gif'));
+           } else if (d.key === 'help.field.restrictions.modifying') {
+             content.insert('img', 'p.allow_turn').attr('class', 'field-help-image cf').attr('src', context.imagePath('tr_modify.gif'));
            }
-
-           return detectedFeatures;
          }
 
-         function update() {
-           var service = getService();
-           var data = service ? service.signs(projection) : [];
-           data = filterData(data);
-           var selectedImageKey = service.getSelectedImageKey();
-           var transform = svgPointTransform(projection);
-           var signs = layer.selectAll('.icon-sign').data(data, function (d) {
-             return d.key;
-           }); // exit
+         fieldHelp.button = function (selection) {
+           if (_body.empty()) return;
+           var button = selection.selectAll('.field-help-button').data([0]); // enter/update
 
-           signs.exit().remove(); // enter
+           button.enter().append('button').attr('class', 'field-help-button').call(svgIcon('#iD-icon-help')).merge(button).on('click', function (d3_event) {
+             d3_event.stopPropagation();
+             d3_event.preventDefault();
 
-           var enter = signs.enter().append('g').attr('class', 'icon-sign icon-detected').on('click', click);
-           enter.append('use').attr('width', '24px').attr('height', '24px').attr('x', '-12px').attr('y', '-12px').attr('xlink:href', function (d) {
-             return '#' + d.value;
+             if (_body.classed('hide')) {
+               show();
+             } else {
+               hide();
+             }
            });
-           enter.append('rect').attr('width', '24px').attr('height', '24px').attr('x', '-12px').attr('y', '-12px'); // update
-
-           signs.merge(enter).attr('transform', transform).classed('currentView', function (d) {
-             return d.detections.some(function (detection) {
-               return detection.image_key === selectedImageKey;
-             });
-           }).sort(function (a, b) {
-             var aSelected = a.detections.some(function (detection) {
-               return detection.image_key === selectedImageKey;
-             });
-             var bSelected = b.detections.some(function (detection) {
-               return detection.image_key === selectedImageKey;
-             });
+         };
 
-             if (aSelected === bSelected) {
-               return b.loc[1] - a.loc[1]; // sort Y
-             } else if (aSelected) {
-               return 1;
-             }
+         function updatePosition() {
+           var wrap = _wrap.node();
 
-             return -1;
-           });
-         }
+           var inspector = _inspector.node();
 
-         function drawSigns(selection) {
-           var enabled = svgMapillarySigns.enabled;
-           var service = getService();
-           layer = selection.selectAll('.layer-mapillary-signs').data(service ? [0] : []);
-           layer.exit().remove();
-           layer = layer.enter().append('g').attr('class', 'layer-mapillary-signs layer-mapillary-detections').style('display', enabled ? 'block' : 'none').merge(layer);
+           var wRect = wrap.getBoundingClientRect();
+           var iRect = inspector.getBoundingClientRect();
 
-           if (enabled) {
-             if (service && ~~context.map().zoom() >= minZoom) {
-               editOn();
-               update();
-               service.loadSigns(projection);
-               service.showSignDetections(true);
-             } else {
-               editOff();
-             }
-           } else if (service) {
-             service.showSignDetections(false);
-           }
+           _body.style('top', wRect.top + inspector.scrollTop - iRect.top + 'px');
          }
 
-         drawSigns.enabled = function (_) {
-           if (!arguments.length) return svgMapillarySigns.enabled;
-           svgMapillarySigns.enabled = _;
+         fieldHelp.body = function (selection) {
+           // This control expects the field to have a form-field-input-wrap div
+           _wrap = selection.selectAll('.form-field-input-wrap');
+           if (_wrap.empty()) return; // absolute position relative to the inspector, so it "floats" above the fields
 
-           if (svgMapillarySigns.enabled) {
-             showLayer();
-             context.photos().on('change.mapillary_signs', update);
-           } else {
-             hideLayer();
-             context.photos().on('change.mapillary_signs', null);
-           }
+           _inspector = context.container().select('.sidebar .entity-editor-pane .inspector-body');
+           if (_inspector.empty()) return;
+           _body = _inspector.selectAll('.field-help-body').data([0]);
 
-           dispatch.call('change');
-           return this;
-         };
+           var enter = _body.enter().append('div').attr('class', 'field-help-body hide'); // initially hidden
 
-         drawSigns.supported = function () {
-           return !!getService();
+
+           var titleEnter = enter.append('div').attr('class', 'field-help-title cf');
+           titleEnter.append('h2').attr('class', _mainLocalizer.textDirection() === 'rtl' ? 'fr' : 'fl').call(_t.append('help.field.' + fieldName + '.title'));
+           titleEnter.append('button').attr('class', 'fr close').attr('title', _t('icons.close')).on('click', function (d3_event) {
+             d3_event.stopPropagation();
+             d3_event.preventDefault();
+             hide();
+           }).call(svgIcon('#iD-icon-close'));
+           var navEnter = enter.append('div').attr('class', 'field-help-nav cf');
+           var titles = docs.map(function (d) {
+             return d.title;
+           });
+           navEnter.selectAll('.field-help-nav-item').data(titles).enter().append('div').attr('class', 'field-help-nav-item').html(function (d) {
+             return d;
+           }).on('click', function (d3_event, d) {
+             d3_event.stopPropagation();
+             d3_event.preventDefault();
+             clickHelp(titles.indexOf(d));
+           });
+           enter.append('div').attr('class', 'field-help-content');
+           _body = _body.merge(enter);
+           clickHelp(0);
          };
 
-         init();
-         return drawSigns;
+         return fieldHelp;
        }
 
-       function svgMapillaryMapFeatures(projection, context, dispatch) {
-         var throttledRedraw = throttle(function () {
-           dispatch.call('change');
-         }, 1000);
+       function uiFieldCheck(field, context) {
+         var dispatch = dispatch$8('change');
+         var options = field.options;
+         var values = [];
+         var texts = [];
+
+         var _tags;
+
+         var input = select(null);
+         var text = select(null);
+         var label = select(null);
+         var reverser = select(null);
+
+         var _impliedYes;
+
+         var _entityIDs = [];
+
+         var _value;
 
-         var minZoom = 12;
-         var layer = select(null);
+         if (options) {
+           for (var i in options) {
+             var v = options[i];
+             values.push(v === 'undefined' ? undefined : v);
+             texts.push(field.t.html('options.' + v, {
+               'default': v
+             }));
+           }
+         } else {
+           values = [undefined, 'yes'];
+           texts = [_t.html('inspector.unknown'), _t.html('inspector.check.yes')];
 
-         var _mapillary;
+           if (field.type !== 'defaultCheck') {
+             values.push('no');
+             texts.push(_t.html('inspector.check.no'));
+           }
+         } // Checks tags to see whether an undefined value is "Assumed to be Yes"
 
-         function init() {
-           if (svgMapillaryMapFeatures.initialized) return; // run once
 
-           svgMapillaryMapFeatures.enabled = false;
-           svgMapillaryMapFeatures.initialized = true;
-         }
+         function checkImpliedYes() {
+           _impliedYes = field.id === 'oneway_yes'; // hack: pretend `oneway` field is a `oneway_yes` field
+           // where implied oneway tag exists (e.g. `junction=roundabout`) #2220, #1841
 
-         function getService() {
-           if (services.mapillary && !_mapillary) {
-             _mapillary = services.mapillary;
+           if (field.id === 'oneway') {
+             var entity = context.entity(_entityIDs[0]);
 
-             _mapillary.event.on('loadedMapFeatures', throttledRedraw);
-           } else if (!services.mapillary && _mapillary) {
-             _mapillary = null;
+             for (var key in entity.tags) {
+               if (key in osmOneWayTags && entity.tags[key] in osmOneWayTags[key]) {
+                 _impliedYes = true;
+                 texts[0] = _t.html('_tagging.presets.fields.oneway_yes.options.undefined');
+                 break;
+               }
+             }
            }
-
-           return _mapillary;
          }
 
-         function showLayer() {
-           var service = getService();
-           if (!service) return;
-           service.loadObjectResources(context);
-           editOn();
+         function reverserHidden() {
+           if (!context.container().select('div.inspector-hover').empty()) return true;
+           return !(_value === 'yes' || _impliedYes && !_value);
          }
 
-         function hideLayer() {
-           throttledRedraw.cancel();
-           editOff();
+         function reverserSetText(selection) {
+           var entity = _entityIDs.length && context.hasEntity(_entityIDs[0]);
+           if (reverserHidden() || !entity) return selection;
+           var first = entity.first();
+           var last = entity.isClosed() ? entity.nodes[entity.nodes.length - 2] : entity.last();
+           var pseudoDirection = first < last;
+           var icon = pseudoDirection ? '#iD-icon-forward' : '#iD-icon-backward';
+           selection.selectAll('.reverser-span').html('').call(_t.append('inspector.check.reverser')).call(svgIcon(icon, 'inline'));
+           return selection;
          }
 
-         function editOn() {
-           layer.style('display', 'block');
-         }
+         var check = function check(selection) {
+           checkImpliedYes();
+           label = selection.selectAll('.form-field-input-wrap').data([0]);
+           var enter = label.enter().append('label').attr('class', 'form-field-input-wrap form-field-input-check');
+           enter.append('input').property('indeterminate', field.type !== 'defaultCheck').attr('type', 'checkbox').attr('id', field.domId);
+           enter.append('span').html(texts[0]).attr('class', 'value');
 
-         function editOff() {
-           layer.selectAll('.icon-map-feature').remove();
-           layer.style('display', 'none');
-         }
+           if (field.type === 'onewayCheck') {
+             enter.append('button').attr('class', 'reverser' + (reverserHidden() ? ' hide' : '')).append('span').attr('class', 'reverser-span');
+           }
+
+           label = label.merge(enter);
+           input = label.selectAll('input');
+           text = label.selectAll('span.value');
+           input.on('click', function (d3_event) {
+             d3_event.stopPropagation();
+             var t = {};
+
+             if (Array.isArray(_tags[field.key])) {
+               if (values.indexOf('yes') !== -1) {
+                 t[field.key] = 'yes';
+               } else {
+                 t[field.key] = values[0];
+               }
+             } else {
+               t[field.key] = values[(values.indexOf(_value) + 1) % values.length];
+             } // Don't cycle through `alternating` or `reversible` states - #4970
+             // (They are supported as translated strings, but should not toggle with clicks)
 
-         function click(d3_event, d) {
-           var service = getService();
-           if (!service) return;
-           context.map().centerEase(d.loc);
-           var selectedImageKey = service.getSelectedImageKey();
-           var imageKey;
-           var highlightedDetection; // Pick one of the images the map feature was detected in,
-           // preference given to an image already selected.
 
-           d.detections.forEach(function (detection) {
-             if (!imageKey || selectedImageKey === detection.image_key) {
-               imageKey = detection.image_key;
-               highlightedDetection = detection;
+             if (t[field.key] === 'reversible' || t[field.key] === 'alternating') {
+               t[field.key] = values[0];
              }
+
+             dispatch.call('change', this, t);
            });
 
-           if (imageKey === selectedImageKey) {
-             service.highlightDetection(highlightedDetection).selectImage(context, imageKey);
-           } else {
-             service.ensureViewerLoaded(context).then(function () {
-               service.highlightDetection(highlightedDetection).selectImage(context, imageKey).showViewer(context);
-             });
-           }
-         }
+           if (field.type === 'onewayCheck') {
+             reverser = label.selectAll('.reverser');
+             reverser.call(reverserSetText).on('click', function (d3_event) {
+               d3_event.preventDefault();
+               d3_event.stopPropagation();
+               context.perform(function (graph) {
+                 for (var i in _entityIDs) {
+                   graph = actionReverse(_entityIDs[i])(graph);
+                 }
 
-         function filterData(detectedFeatures) {
-           var service = getService();
-           var fromDate = context.photos().fromDate();
-           var toDate = context.photos().toDate();
-           var usernames = context.photos().usernames();
+                 return graph;
+               }, _t('operations.reverse.annotation.line', {
+                 n: 1
+               })); // must manually revalidate since no 'change' event was called
 
-           if (fromDate) {
-             var fromTimestamp = new Date(fromDate).getTime();
-             detectedFeatures = detectedFeatures.filter(function (feature) {
-               return new Date(feature.last_seen_at).getTime() >= fromTimestamp;
+               context.validator().validate();
+               select(this).call(reverserSetText);
              });
            }
+         };
 
-           if (toDate) {
-             var toTimestamp = new Date(toDate).getTime();
-             detectedFeatures = detectedFeatures.filter(function (feature) {
-               return new Date(feature.first_seen_at).getTime() <= toTimestamp;
-             });
+         check.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           return check;
+         };
+
+         check.tags = function (tags) {
+           _tags = tags;
+
+           function isChecked(val) {
+             return val !== 'no' && val !== '' && val !== undefined && val !== null;
            }
 
-           if (usernames && service) {
-             detectedFeatures = detectedFeatures.filter(function (feature) {
-               return feature.detections.some(function (detection) {
-                 var imageKey = detection.image_key;
-                 var image = service.cachedImage(imageKey);
-                 return image && usernames.indexOf(image.captured_by) !== -1;
-               });
-             });
+           function textFor(val) {
+             if (val === '') val = undefined;
+             var index = values.indexOf(val);
+             return index !== -1 ? texts[index] : '"' + val + '"';
            }
 
-           return detectedFeatures;
-         }
+           checkImpliedYes();
+           var isMixed = Array.isArray(tags[field.key]);
+           _value = !isMixed && tags[field.key] && tags[field.key].toLowerCase();
 
-         function update() {
-           var service = getService();
-           var data = service ? service.mapFeatures(projection) : [];
-           data = filterData(data);
-           var selectedImageKey = service && service.getSelectedImageKey();
-           var transform = svgPointTransform(projection);
-           var mapFeatures = layer.selectAll('.icon-map-feature').data(data, function (d) {
-             return d.key;
-           }); // exit
+           if (field.type === 'onewayCheck' && (_value === '1' || _value === '-1')) {
+             _value = 'yes';
+           }
 
-           mapFeatures.exit().remove(); // enter
+           input.property('indeterminate', isMixed || field.type !== 'defaultCheck' && !_value).property('checked', isChecked(_value));
+           text.html(isMixed ? _t.html('inspector.multiple_values') : textFor(_value)).classed('mixed', isMixed);
+           label.classed('set', !!_value);
 
-           var enter = mapFeatures.enter().append('g').attr('class', 'icon-map-feature icon-detected').on('click', click);
-           enter.append('title').text(function (d) {
-             var id = d.value.replace(/--/g, '.').replace(/-/g, '_');
-             return _t('mapillary_map_features.' + id);
-           });
-           enter.append('use').attr('width', '24px').attr('height', '24px').attr('x', '-12px').attr('y', '-12px').attr('xlink:href', function (d) {
-             if (d.value === 'object--billboard') {
-               // no billboard icon right now, so use the advertisement icon
-               return '#object--sign--advertisement';
-             }
+           if (field.type === 'onewayCheck') {
+             reverser.classed('hide', reverserHidden()).call(reverserSetText);
+           }
+         };
 
-             return '#' + d.value;
-           });
-           enter.append('rect').attr('width', '24px').attr('height', '24px').attr('x', '-12px').attr('y', '-12px'); // update
+         check.focus = function () {
+           input.node().focus();
+         };
 
-           mapFeatures.merge(enter).attr('transform', transform).classed('currentView', function (d) {
-             return d.detections.some(function (detection) {
-               return detection.image_key === selectedImageKey;
-             });
-           }).sort(function (a, b) {
-             var aSelected = a.detections.some(function (detection) {
-               return detection.image_key === selectedImageKey;
-             });
-             var bSelected = b.detections.some(function (detection) {
-               return detection.image_key === selectedImageKey;
-             });
+         return utilRebind(check, dispatch, 'on');
+       }
 
-             if (aSelected === bSelected) {
-               return b.loc[1] - a.loc[1]; // sort Y
-             } else if (aSelected) {
-               return 1;
-             }
+       function uiFieldCombo(field, context) {
+         var dispatch = dispatch$8('change');
 
-             return -1;
-           });
-         }
+         var _isMulti = field.type === 'multiCombo' || field.type === 'manyCombo';
 
-         function drawMapFeatures(selection) {
-           var enabled = svgMapillaryMapFeatures.enabled;
-           var service = getService();
-           layer = selection.selectAll('.layer-mapillary-map-features').data(service ? [0] : []);
-           layer.exit().remove();
-           layer = layer.enter().append('g').attr('class', 'layer-mapillary-map-features layer-mapillary-detections').style('display', enabled ? 'block' : 'none').merge(layer);
+         var _isNetwork = field.type === 'networkCombo';
 
-           if (enabled) {
-             if (service && ~~context.map().zoom() >= minZoom) {
-               editOn();
-               update();
-               service.loadMapFeatures(projection);
-               service.showFeatureDetections(true);
-             } else {
-               editOff();
-             }
-           } else if (service) {
-             service.showFeatureDetections(false);
-           }
-         }
+         var _isSemi = field.type === 'semiCombo';
 
-         drawMapFeatures.enabled = function (_) {
-           if (!arguments.length) return svgMapillaryMapFeatures.enabled;
-           svgMapillaryMapFeatures.enabled = _;
+         var _optarray = field.options;
 
-           if (svgMapillaryMapFeatures.enabled) {
-             showLayer();
-             context.photos().on('change.mapillary_map_features', update);
-           } else {
-             hideLayer();
-             context.photos().on('change.mapillary_map_features', null);
-           }
+         var _showTagInfoSuggestions = field.type !== 'manyCombo' && field.autoSuggestions !== false;
 
-           dispatch.call('change');
-           return this;
-         };
+         var _allowCustomValues = field.type !== 'manyCombo' && field.customValues !== false;
 
-         drawMapFeatures.supported = function () {
-           return !!getService();
-         };
+         var _snake_case = field.snake_case || field.snake_case === undefined;
 
-         init();
-         return drawMapFeatures;
-       }
+         var _combobox = uiCombobox(context, 'combo-' + field.safeid).caseSensitive(field.caseSensitive).minItems(_isMulti || _isSemi ? 1 : 2);
 
-       function svgOpenstreetcamImages(projection, context, dispatch) {
-         var throttledRedraw = throttle(function () {
-           dispatch.call('change');
-         }, 1000);
+         var _container = select(null);
 
-         var minZoom = 12;
-         var minMarkerZoom = 16;
-         var minViewfieldZoom = 18;
-         var layer = select(null);
+         var _inputWrap = select(null);
 
-         var _openstreetcam;
+         var _input = select(null);
 
-         function init() {
-           if (svgOpenstreetcamImages.initialized) return; // run once
+         var _comboData = [];
+         var _multiData = [];
+         var _entityIDs = [];
 
-           svgOpenstreetcamImages.enabled = false;
-           svgOpenstreetcamImages.initialized = true;
-         }
+         var _tags;
 
-         function getService() {
-           if (services.openstreetcam && !_openstreetcam) {
-             _openstreetcam = services.openstreetcam;
+         var _countryCode;
 
-             _openstreetcam.event.on('loadedImages', throttledRedraw);
-           } else if (!services.openstreetcam && _openstreetcam) {
-             _openstreetcam = null;
-           }
+         var _staticPlaceholder; // initialize deprecated tags array
 
-           return _openstreetcam;
-         }
 
-         function showLayer() {
-           var service = getService();
-           if (!service) return;
-           editOn();
-           layer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end', function () {
-             dispatch.call('change');
-           });
-         }
+         var _dataDeprecated = [];
+         _mainFileFetcher.get('deprecated').then(function (d) {
+           _dataDeprecated = d;
+         })["catch"](function () {
+           /* ignore */
+         }); // ensure multiCombo field.key ends with a ':'
 
-         function hideLayer() {
-           throttledRedraw.cancel();
-           layer.transition().duration(250).style('opacity', 0).on('end', editOff);
+         if (_isMulti && field.key && /[^:]$/.test(field.key)) {
+           field.key += ':';
          }
 
-         function editOn() {
-           layer.style('display', 'block');
+         function snake(s) {
+           return s.replace(/\s+/g, '_').toLowerCase();
          }
 
-         function editOff() {
-           layer.selectAll('.viewfield-group').remove();
-           layer.style('display', 'none');
-         }
+         function clean(s) {
+           return s.split(';').map(function (s) {
+             return s.trim();
+           }).join(';');
+         } // returns the tag value for a display value
+         // (for multiCombo, dval should be the key suffix, not the entire key)
 
-         function click(d3_event, d) {
-           var service = getService();
-           if (!service) return;
-           service.ensureViewerLoaded(context).then(function () {
-             service.selectImage(context, d.key).showViewer(context);
-           });
-           context.map().centerEase(d.loc);
-         }
 
-         function mouseover(d3_event, d) {
-           var service = getService();
-           if (service) service.setStyles(context, d);
-         }
+         function tagValue(dval) {
+           dval = clean(dval || '');
 
-         function mouseout() {
-           var service = getService();
-           if (service) service.setStyles(context, null);
-         }
+           var found = _comboData.find(function (o) {
+             return o.key && clean(o.value) === dval;
+           });
 
-         function transform(d) {
-           var t = svgPointTransform(projection)(d);
+           if (found) return found.key;
 
-           if (d.ca) {
-             t += ' rotate(' + Math.floor(d.ca) + ',0,0)';
+           if (field.type === 'typeCombo' && !dval) {
+             return 'yes';
            }
 
-           return t;
-         }
+           return (_snake_case ? snake(dval) : dval) || undefined;
+         } // returns the display value for a tag value
+         // (for multiCombo, tval should be the key suffix, not the entire key)
 
-         function filterImages(images) {
-           var fromDate = context.photos().fromDate();
-           var toDate = context.photos().toDate();
-           var usernames = context.photos().usernames();
 
-           if (fromDate) {
-             var fromTimestamp = new Date(fromDate).getTime();
-             images = images.filter(function (item) {
-               return new Date(item.captured_at).getTime() >= fromTimestamp;
-             });
-           }
+         function displayValue(tval) {
+           tval = tval || '';
 
-           if (toDate) {
-             var toTimestamp = new Date(toDate).getTime();
-             images = images.filter(function (item) {
-               return new Date(item.captured_at).getTime() <= toTimestamp;
+           if (field.hasTextForStringId('options.' + tval)) {
+             return field.t('options.' + tval, {
+               "default": tval
              });
            }
 
-           if (usernames) {
-             images = images.filter(function (item) {
-               return usernames.indexOf(item.captured_by) !== -1;
-             });
+           if (field.type === 'typeCombo' && tval.toLowerCase() === 'yes') {
+             return '';
            }
 
-           return images;
-         }
+           return tval;
+         } // Compute the difference between arrays of objects by `value` property
+         //
+         // objectDifference([{value:1}, {value:2}, {value:3}], [{value:2}])
+         // > [{value:1}, {value:3}]
+         //
 
-         function filterSequences(sequences) {
-           var fromDate = context.photos().fromDate();
-           var toDate = context.photos().toDate();
-           var usernames = context.photos().usernames();
 
-           if (fromDate) {
-             var fromTimestamp = new Date(fromDate).getTime();
-             sequences = sequences.filter(function (image) {
-               return new Date(image.properties.captured_at).getTime() >= fromTimestamp;
+         function objectDifference(a, b) {
+           return a.filter(function (d1) {
+             return !b.some(function (d2) {
+               return !d2.isMixed && d1.value === d2.value;
              });
-           }
+           });
+         }
 
-           if (toDate) {
-             var toTimestamp = new Date(toDate).getTime();
-             sequences = sequences.filter(function (image) {
-               return new Date(image.properties.captured_at).getTime() <= toTimestamp;
-             });
+         function initCombo(selection, attachTo) {
+           if (!_allowCustomValues) {
+             selection.attr('readonly', 'readonly');
            }
 
-           if (usernames) {
-             sequences = sequences.filter(function (image) {
-               return usernames.indexOf(image.properties.captured_by) !== -1;
-             });
+           if (_showTagInfoSuggestions && services.taginfo) {
+             selection.call(_combobox.fetcher(setTaginfoValues), attachTo);
+             setTaginfoValues('', setPlaceholder);
+           } else {
+             selection.call(_combobox, attachTo);
+             setStaticValues(setPlaceholder);
            }
+         }
 
-           return sequences;
+         function setStaticValues(callback) {
+           if (!_optarray) return;
+           _comboData = _optarray.map(function (v) {
+             return {
+               key: v,
+               value: field.t('options.' + v, {
+                 "default": v
+               }),
+               title: v,
+               display: field.t.html('options.' + v, {
+                 "default": v
+               }),
+               klass: field.hasTextForStringId('options.' + v) ? '' : 'raw-option'
+             };
+           });
+
+           _combobox.data(objectDifference(_comboData, _multiData));
+
+           if (callback) callback(_comboData);
          }
 
-         function update() {
-           var viewer = context.container().select('.photoviewer');
-           var selected = viewer.empty() ? undefined : viewer.datum();
-           var z = ~~context.map().zoom();
-           var showMarkers = z >= minMarkerZoom;
-           var showViewfields = z >= minViewfieldZoom;
-           var service = getService();
-           var sequences = [];
-           var images = [];
+         function setTaginfoValues(q, callback) {
+           var fn = _isMulti ? 'multikeys' : 'values';
+           var query = (_isMulti ? field.key : '') + q;
+           var hasCountryPrefix = _isNetwork && _countryCode && _countryCode.indexOf(q.toLowerCase()) === 0;
 
-           if (context.photos().showsFlat()) {
-             sequences = service ? service.sequences(projection) : [];
-             images = service && showMarkers ? service.images(projection) : [];
-             sequences = filterSequences(sequences);
-             images = filterImages(images);
+           if (hasCountryPrefix) {
+             query = _countryCode + ':';
            }
 
-           var traces = layer.selectAll('.sequences').selectAll('.sequence').data(sequences, function (d) {
-             return d.properties.key;
-           }); // exit
+           var params = {
+             debounce: q !== '',
+             key: field.key,
+             query: query
+           };
 
-           traces.exit().remove(); // enter/update
+           if (_entityIDs.length) {
+             params.geometry = context.graph().geometry(_entityIDs[0]);
+           }
 
-           traces = traces.enter().append('path').attr('class', 'sequence').merge(traces).attr('d', svgPath(projection).geojson);
-           var groups = layer.selectAll('.markers').selectAll('.viewfield-group').data(images, function (d) {
-             return d.key;
-           }); // exit
+           services.taginfo[fn](params, function (err, data) {
+             if (err) return;
+             data = data.filter(function (d) {
+               if (field.type === 'typeCombo' && d.value === 'yes') {
+                 // don't show the fallback value
+                 return false;
+               } // don't show values with very low usage
 
-           groups.exit().remove(); // enter
 
-           var groupsEnter = groups.enter().append('g').attr('class', 'viewfield-group').on('mouseenter', mouseover).on('mouseleave', mouseout).on('click', click);
-           groupsEnter.append('g').attr('class', 'viewfield-scale'); // update
+               return !d.count || d.count > 10;
+             });
+             var deprecatedValues = osmEntity.deprecatedTagValuesByKey(_dataDeprecated)[field.key];
 
-           var markers = groups.merge(groupsEnter).sort(function (a, b) {
-             return a === selected ? 1 : b === selected ? -1 : b.loc[1] - a.loc[1]; // sort Y
-           }).attr('transform', transform).select('.viewfield-scale');
-           markers.selectAll('circle').data([0]).enter().append('circle').attr('dx', '0').attr('dy', '0').attr('r', '6');
-           var viewfields = markers.selectAll('.viewfield').data(showViewfields ? [0] : []);
-           viewfields.exit().remove();
-           viewfields.enter() // viewfields may or may not be drawn...
-           .insert('path', 'circle') // but if they are, draw below the circles
-           .attr('class', 'viewfield').attr('transform', 'scale(1.5,1.5),translate(-8, -13)').attr('d', 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z');
-         }
+             if (deprecatedValues) {
+               // don't suggest deprecated tag values
+               data = data.filter(function (d) {
+                 return deprecatedValues.indexOf(d.value) === -1;
+               });
+             }
 
-         function drawImages(selection) {
-           var enabled = svgOpenstreetcamImages.enabled,
-               service = getService();
-           layer = selection.selectAll('.layer-openstreetcam').data(service ? [0] : []);
-           layer.exit().remove();
-           var layerEnter = layer.enter().append('g').attr('class', 'layer-openstreetcam').style('display', enabled ? 'block' : 'none');
-           layerEnter.append('g').attr('class', 'sequences');
-           layerEnter.append('g').attr('class', 'markers');
-           layer = layerEnter.merge(layer);
+             if (hasCountryPrefix) {
+               data = data.filter(function (d) {
+                 return d.value.toLowerCase().indexOf(_countryCode + ':') === 0;
+               });
+             } // hide the caret if there are no suggestions
 
-           if (enabled) {
-             if (service && ~~context.map().zoom() >= minZoom) {
-               editOn();
-               update();
-               service.loadImages(projection);
-             } else {
-               editOff();
-             }
+
+             _container.classed('empty-combobox', data.length === 0);
+
+             _comboData = data.map(function (d) {
+               var k = d.value;
+               if (_isMulti) k = k.replace(field.key, '');
+               var label = field.t('options.' + k, {
+                 "default": k
+               });
+               return {
+                 key: k,
+                 value: label,
+                 display: field.t.html('options.' + k, {
+                   "default": k
+                 }),
+                 title: d.title || label,
+                 klass: field.hasTextForStringId('options.' + k) ? '' : 'raw-option'
+               };
+             });
+             _comboData = objectDifference(_comboData, _multiData);
+             if (callback) callback(_comboData);
+           });
+         }
+
+         function setPlaceholder(values) {
+           if (_isMulti || _isSemi) {
+             _staticPlaceholder = field.placeholder() || _t('inspector.add');
+           } else {
+             var vals = values.map(function (d) {
+               return d.value;
+             }).filter(function (s) {
+               return s.length < 20;
+             });
+             var placeholders = vals.length > 1 ? vals : values.map(function (d) {
+               return d.key;
+             });
+             _staticPlaceholder = field.placeholder() || placeholders.slice(0, 3).join(', ');
            }
-         }
 
-         drawImages.enabled = function (_) {
-           if (!arguments.length) return svgOpenstreetcamImages.enabled;
-           svgOpenstreetcamImages.enabled = _;
+           if (!/(…|\.\.\.)$/.test(_staticPlaceholder)) {
+             _staticPlaceholder += '…';
+           }
 
-           if (svgOpenstreetcamImages.enabled) {
-             showLayer();
-             context.photos().on('change.openstreetcam_images', update);
+           var ph;
+
+           if (!_isMulti && !_isSemi && _tags && Array.isArray(_tags[field.key])) {
+             ph = _t('inspector.multiple_values');
            } else {
-             hideLayer();
-             context.photos().on('change.openstreetcam_images', null);
+             ph = _staticPlaceholder;
            }
 
-           dispatch.call('change');
-           return this;
-         };
+           _container.selectAll('input').attr('placeholder', ph);
+         }
 
-         drawImages.supported = function () {
-           return !!getService();
-         };
+         function change() {
+           var t = {};
+           var val;
 
-         init();
-         return drawImages;
-       }
+           if (_isMulti || _isSemi) {
+             val = tagValue(utilGetSetValue(_input).replace(/,/g, ';')) || '';
 
-       function svgOsm(projection, context, dispatch) {
-         var enabled = true;
+             _container.classed('active', false);
 
-         function drawOsm(selection) {
-           selection.selectAll('.layer-osm').data(['covered', 'areas', 'lines', 'points', 'labels']).enter().append('g').attr('class', function (d) {
-             return 'layer-osm ' + d;
-           });
-           selection.selectAll('.layer-osm.points').selectAll('.points-group').data(['points', 'midpoints', 'vertices', 'turns']).enter().append('g').attr('class', function (d) {
-             return 'points-group ' + d;
-           });
-         }
+             utilGetSetValue(_input, '');
+             var vals = val.split(';').filter(Boolean);
+             if (!vals.length) return;
 
-         function showLayer() {
-           var layer = context.surface().selectAll('.data-layer.osm');
-           layer.interrupt();
-           layer.classed('disabled', false).style('opacity', 0).transition().duration(250).style('opacity', 1).on('end interrupt', function () {
-             dispatch.call('change');
-           });
-         }
+             if (_isMulti) {
+               utilArrayUniq(vals).forEach(function (v) {
+                 var key = (field.key || '') + v;
 
-         function hideLayer() {
-           var layer = context.surface().selectAll('.data-layer.osm');
-           layer.interrupt();
-           layer.transition().duration(250).style('opacity', 0).on('end interrupt', function () {
-             layer.classed('disabled', true);
-             dispatch.call('change');
-           });
-         }
+                 if (_tags) {
+                   // don't set a multicombo value to 'yes' if it already has a non-'no' value
+                   // e.g. `language:de=main`
+                   var old = _tags[key];
+                   if (typeof old === 'string' && old.toLowerCase() !== 'no') return;
+                 }
 
-         drawOsm.enabled = function (val) {
-           if (!arguments.length) return enabled;
-           enabled = val;
+                 key = context.cleanTagKey(key);
+                 field.keys.push(key);
+                 t[key] = 'yes';
+               });
+             } else if (_isSemi) {
+               var arr = _multiData.map(function (d) {
+                 return d.key;
+               });
 
-           if (enabled) {
-             showLayer();
+               arr = arr.concat(vals);
+               t[field.key] = context.cleanTagValue(utilArrayUniq(arr).filter(Boolean).join(';'));
+             }
+
+             window.setTimeout(function () {
+               _input.node().focus();
+             }, 10);
            } else {
-             hideLayer();
+             var rawValue = utilGetSetValue(_input); // don't override multiple values with blank string
+
+             if (!rawValue && Array.isArray(_tags[field.key])) return;
+             val = context.cleanTagValue(tagValue(rawValue));
+             t[field.key] = val || undefined;
            }
 
-           dispatch.call('change');
-           return this;
-         };
+           dispatch.call('change', this, t);
+         }
 
-         return drawOsm;
-       }
+         function removeMultikey(d3_event, d) {
+           d3_event.preventDefault();
+           d3_event.stopPropagation();
+           var t = {};
 
-       var _notesEnabled = false;
+           if (_isMulti) {
+             t[d.key] = undefined;
+           } else if (_isSemi) {
+             var arr = _multiData.map(function (md) {
+               return md.key === d.key ? null : md.key;
+             }).filter(Boolean);
 
-       var _osmService;
+             arr = utilArrayUniq(arr);
+             t[field.key] = arr.length ? arr.join(';') : undefined;
+           }
 
-       function svgNotes(projection, context, dispatch$1) {
-         if (!dispatch$1) {
-           dispatch$1 = dispatch('change');
+           dispatch.call('change', this, t);
          }
 
-         var throttledRedraw = throttle(function () {
-           dispatch$1.call('change');
-         }, 1000);
+         function combo(selection) {
+           _container = selection.selectAll('.form-field-input-wrap').data([0]);
+           var type = _isMulti || _isSemi ? 'multicombo' : 'combo';
+           _container = _container.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + type).merge(_container);
 
-         var minZoom = 12;
-         var touchLayer = select(null);
-         var drawLayer = select(null);
-         var _notesVisible = false;
+           if (_isMulti || _isSemi) {
+             _container = _container.selectAll('.chiplist').data([0]);
+             var listClass = 'chiplist'; // Use a separate line for each value in the Destinations and Via fields
+             // to mimic highway exit signs
 
-         function markerPath(selection, klass) {
-           selection.attr('class', klass).attr('transform', 'translate(-8, -22)').attr('d', 'm17.5,0l-15,0c-1.37,0 -2.5,1.12 -2.5,2.5l0,11.25c0,1.37 1.12,2.5 2.5,2.5l3.75,0l0,3.28c0,0.38 0.43,0.6 0.75,0.37l4.87,-3.65l5.62,0c1.37,0 2.5,-1.12 2.5,-2.5l0,-11.25c0,-1.37 -1.12,-2.5 -2.5,-2.5z');
-         } // Loosely-coupled osm service for fetching notes.
+             if (field.key === 'destination' || field.key === 'via') {
+               listClass += ' full-line-chips';
+             }
 
+             _container = _container.enter().append('ul').attr('class', listClass).on('click', function () {
+               window.setTimeout(function () {
+                 _input.node().focus();
+               }, 10);
+             }).merge(_container);
+             _inputWrap = _container.selectAll('.input-wrap').data([0]);
+             _inputWrap = _inputWrap.enter().append('li').attr('class', 'input-wrap').merge(_inputWrap);
+             _input = _inputWrap.selectAll('input').data([0]);
+           } else {
+             _input = _container.selectAll('input').data([0]);
+           }
 
-         function getService() {
-           if (services.osm && !_osmService) {
-             _osmService = services.osm;
+           _input = _input.enter().append('input').attr('type', 'text').attr('id', field.domId).call(utilNoAuto).call(initCombo, selection).merge(_input);
 
-             _osmService.on('loadedNotes', throttledRedraw);
-           } else if (!services.osm && _osmService) {
-             _osmService = null;
+           if (_isNetwork) {
+             var extent = combinedEntityExtent();
+             var countryCode = extent && iso1A2Code(extent.center());
+             _countryCode = countryCode && countryCode.toLowerCase();
            }
 
-           return _osmService;
-         } // Show the notes
+           _input.on('change', change).on('blur', change);
 
+           _input.on('keydown.field', function (d3_event) {
+             switch (d3_event.keyCode) {
+               case 13:
+                 // ↩ Return
+                 _input.node().blur(); // blurring also enters the value
 
-         function editOn() {
-           if (!_notesVisible) {
-             _notesVisible = true;
-             drawLayer.style('display', 'block');
-           }
-         } // Immediately remove the notes and their touch targets
 
+                 d3_event.stopPropagation();
+                 break;
+             }
+           });
 
-         function editOff() {
-           if (_notesVisible) {
-             _notesVisible = false;
-             drawLayer.style('display', 'none');
-             drawLayer.selectAll('.note').remove();
-             touchLayer.selectAll('.note').remove();
-           }
-         } // Enable the layer.  This shows the notes and transitions them to visible.
+           if (_isMulti || _isSemi) {
+             _combobox.on('accept', function () {
+               _input.node().blur();
 
+               _input.node().focus();
+             });
 
-         function layerOn() {
-           editOn();
-           drawLayer.style('opacity', 0).transition().duration(250).style('opacity', 1).on('end interrupt', function () {
-             dispatch$1.call('change');
-           });
-         } // Disable the layer.  This transitions the layer invisible and then hides the notes.
+             _input.on('focus', function () {
+               _container.classed('active', true);
+             });
+           }
+         }
 
+         combo.tags = function (tags) {
+           _tags = tags;
 
-         function layerOff() {
-           throttledRedraw.cancel();
-           drawLayer.interrupt();
-           touchLayer.selectAll('.note').remove();
-           drawLayer.transition().duration(250).style('opacity', 0).on('end interrupt', function () {
-             editOff();
-             dispatch$1.call('change');
-           });
-         } // Update the note markers
+           if (_isMulti || _isSemi) {
+             _multiData = [];
+             var maxLength;
 
+             if (_isMulti) {
+               // Build _multiData array containing keys already set..
+               for (var k in tags) {
+                 if (field.key && k.indexOf(field.key) !== 0) continue;
+                 if (!field.key && field.keys.indexOf(k) === -1) continue;
+                 var v = tags[k];
+                 if (!v || typeof v === 'string' && v.toLowerCase() === 'no') continue;
+                 var suffix = field.key ? k.substr(field.key.length) : k;
 
-         function updateMarkers() {
-           if (!_notesVisible || !_notesEnabled) return;
-           var service = getService();
-           var selectedID = context.selectedNoteID();
-           var data = service ? service.notes(projection) : [];
-           var getTransform = svgPointTransform(projection); // Draw markers..
+                 _multiData.push({
+                   key: k,
+                   value: displayValue(suffix),
+                   isMixed: Array.isArray(v)
+                 });
+               }
 
-           var notes = drawLayer.selectAll('.note').data(data, function (d) {
-             return d.status + d.id;
-           }); // exit
+               if (field.key) {
+                 // Set keys for form-field modified (needed for undo and reset buttons)..
+                 field.keys = _multiData.map(function (d) {
+                   return d.key;
+                 }); // limit the input length so it fits after prepending the key prefix
 
-           notes.exit().remove(); // enter
+                 maxLength = context.maxCharsForTagKey() - utilUnicodeCharsCount(field.key);
+               } else {
+                 maxLength = context.maxCharsForTagKey();
+               }
+             } else if (_isSemi) {
+               var allValues = [];
+               var commonValues;
 
-           var notesEnter = notes.enter().append('g').attr('class', function (d) {
-             return 'note note-' + d.id + ' ' + d.status;
-           }).classed('new', function (d) {
-             return d.id < 0;
-           });
-           notesEnter.append('ellipse').attr('cx', 0.5).attr('cy', 1).attr('rx', 6.5).attr('ry', 3).attr('class', 'stroke');
-           notesEnter.append('path').call(markerPath, 'shadow');
-           notesEnter.append('use').attr('class', 'note-fill').attr('width', '20px').attr('height', '20px').attr('x', '-8px').attr('y', '-22px').attr('xlink:href', '#iD-icon-note');
-           notesEnter.selectAll('.icon-annotation').data(function (d) {
-             return [d];
-           }).enter().append('use').attr('class', 'icon-annotation').attr('width', '10px').attr('height', '10px').attr('x', '-3px').attr('y', '-19px').attr('xlink:href', function (d) {
-             return '#iD-icon-' + (d.id < 0 ? 'plus' : d.status === 'open' ? 'close' : 'apply');
-           }); // update
+               if (Array.isArray(tags[field.key])) {
+                 tags[field.key].forEach(function (tagVal) {
+                   var thisVals = utilArrayUniq((tagVal || '').split(';')).filter(Boolean);
+                   allValues = allValues.concat(thisVals);
 
-           notes.merge(notesEnter).sort(sortY).classed('selected', function (d) {
-             var mode = context.mode();
-             var isMoving = mode && mode.id === 'drag-note'; // no shadows when dragging
+                   if (!commonValues) {
+                     commonValues = thisVals;
+                   } else {
+                     commonValues = commonValues.filter(function (value) {
+                       return thisVals.includes(value);
+                     });
+                   }
+                 });
+                 allValues = utilArrayUniq(allValues).filter(Boolean);
+               } else {
+                 allValues = utilArrayUniq((tags[field.key] || '').split(';')).filter(Boolean);
+                 commonValues = allValues;
+               }
 
-             return !isMoving && d.id === selectedID;
-           }).attr('transform', getTransform); // Draw targets..
+               _multiData = allValues.map(function (v) {
+                 return {
+                   key: v,
+                   value: displayValue(v),
+                   isMixed: !commonValues.includes(v)
+                 };
+               });
+               var currLength = utilUnicodeCharsCount(commonValues.join(';')); // limit the input length to the remaining available characters
 
-           if (touchLayer.empty()) return;
-           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
-           var targets = touchLayer.selectAll('.note').data(data, function (d) {
-             return d.id;
-           }); // exit
+               maxLength = context.maxCharsForTagValue() - currLength;
 
-           targets.exit().remove(); // enter/update
+               if (currLength > 0) {
+                 // account for the separator if a new value will be appended to existing
+                 maxLength -= 1;
+               }
+             } // a negative maxlength doesn't make sense
 
-           targets.enter().append('rect').attr('width', '20px').attr('height', '20px').attr('x', '-8px').attr('y', '-22px').merge(targets).sort(sortY).attr('class', function (d) {
-             var newClass = d.id < 0 ? 'new' : '';
-             return 'note target note-' + d.id + ' ' + fillClass + newClass;
-           }).attr('transform', getTransform);
 
-           function sortY(a, b) {
-             return a.id === selectedID ? 1 : b.id === selectedID ? -1 : b.loc[1] - a.loc[1];
-           }
-         } // Draw the notes layer and schedule loading notes and updating markers.
+             maxLength = Math.max(0, maxLength);
+             var allowDragAndDrop = _isSemi // only semiCombo values are ordered
+             && !Array.isArray(tags[field.key]); // Exclude existing multikeys from combo options..
 
+             var available = objectDifference(_comboData, _multiData);
 
-         function drawNotes(selection) {
-           var service = getService();
-           var surface = context.surface();
+             _combobox.data(available); // Hide 'Add' button if this field uses fixed set of
+             // options and they're all currently used,
+             // or if the field is already at its character limit
 
-           if (surface && !surface.empty()) {
-             touchLayer = surface.selectAll('.data-layer.touch .layer-touch.markers');
-           }
 
-           drawLayer = selection.selectAll('.layer-notes').data(service ? [0] : []);
-           drawLayer.exit().remove();
-           drawLayer = drawLayer.enter().append('g').attr('class', 'layer-notes').style('display', _notesEnabled ? 'block' : 'none').merge(drawLayer);
+             var hideAdd = !_allowCustomValues && !available.length || maxLength <= 0;
 
-           if (_notesEnabled) {
-             if (service && ~~context.map().zoom() >= minZoom) {
-               editOn();
-               service.loadNotes(projection);
-               updateMarkers();
-             } else {
-               editOff();
-             }
-           }
-         } // Toggles the layer on and off
+             _container.selectAll('.chiplist .input-wrap').style('display', hideAdd ? 'none' : null); // Render chips
 
 
-         drawNotes.enabled = function (val) {
-           if (!arguments.length) return _notesEnabled;
-           _notesEnabled = val;
+             var chips = _container.selectAll('.chip').data(_multiData);
 
-           if (_notesEnabled) {
-             layerOn();
-           } else {
-             layerOff();
+             chips.exit().remove();
+             var enter = chips.enter().insert('li', '.input-wrap').attr('class', 'chip');
+             enter.append('span');
+             enter.append('a');
+             chips = chips.merge(enter).order().classed('raw-value', function (d) {
+               var k = d.key;
+               if (_isMulti) k = k.replace(field.key, '');
+               return !field.hasTextForStringId('options.' + k);
+             }).classed('draggable', allowDragAndDrop).classed('mixed', function (d) {
+               return d.isMixed;
+             }).attr('title', function (d) {
+               return d.isMixed ? _t('inspector.unshared_value_tooltip') : null;
+             });
 
-             if (context.selectedNoteID()) {
-               context.enter(modeBrowse(context));
+             if (allowDragAndDrop) {
+               registerDragAndDrop(chips);
              }
-           }
 
-           dispatch$1.call('change');
-           return this;
+             chips.select('span').text(function (d) {
+               return d.value;
+             });
+             chips.select('a').attr('href', '#').on('click', removeMultikey).attr('class', 'remove').text('×');
+           } else {
+             var isMixed = Array.isArray(tags[field.key]);
+             var mixedValues = isMixed && tags[field.key].map(function (val) {
+               return displayValue(val);
+             }).filter(Boolean);
+             var showsValue = !isMixed && tags[field.key] && !(field.type === 'typeCombo' && tags[field.key] === 'yes');
+             var isRawValue = showsValue && !field.hasTextForStringId('options.' + tags[field.key]);
+             var isKnownValue = showsValue && !isRawValue;
+             var isReadOnly = !_allowCustomValues || isKnownValue;
+             utilGetSetValue(_input, !isMixed ? displayValue(tags[field.key]) : '').classed('raw-value', isRawValue).classed('known-value', isKnownValue).attr('readonly', isReadOnly ? 'readonly' : undefined).attr('title', isMixed ? mixedValues.join('\n') : undefined).attr('placeholder', isMixed ? _t('inspector.multiple_values') : _staticPlaceholder || '').classed('mixed', isMixed).on('keydown.deleteCapture', function (d3_event) {
+               if (isReadOnly && isKnownValue && (d3_event.keyCode === utilKeybinding.keyCodes['⌫'] || d3_event.keyCode === utilKeybinding.keyCodes['⌦'])) {
+                 d3_event.preventDefault();
+                 d3_event.stopPropagation();
+                 var t = {};
+                 t[field.key] = undefined;
+                 dispatch.call('change', this, t);
+               }
+             });
+           }
          };
 
-         return drawNotes;
-       }
+         function registerDragAndDrop(selection) {
+           // allow drag and drop re-ordering of chips
+           var dragOrigin, targetIndex;
+           selection.call(d3_drag().on('start', function (d3_event) {
+             dragOrigin = {
+               x: d3_event.x,
+               y: d3_event.y
+             };
+             targetIndex = null;
+           }).on('drag', function (d3_event) {
+             var x = d3_event.x - dragOrigin.x,
+                 y = d3_event.y - dragOrigin.y;
+             if (!select(this).classed('dragging') && // don't display drag until dragging beyond a distance threshold
+             Math.sqrt(Math.pow(x, 2) + Math.pow(y, 2)) <= 5) return;
+             var index = selection.nodes().indexOf(this);
+             select(this).classed('dragging', true);
+             targetIndex = null;
+             var targetIndexOffsetTop = null;
+             var draggedTagWidth = select(this).node().offsetWidth;
 
-       function svgTouch() {
-         function drawTouch(selection) {
-           selection.selectAll('.layer-touch').data(['areas', 'lines', 'points', 'turns', 'markers']).enter().append('g').attr('class', function (d) {
-             return 'layer-touch ' + d;
-           });
-         }
+             if (field.key === 'destination' || field.key === 'via') {
+               // meaning tags are full width
+               _container.selectAll('.chip').style('transform', function (d2, index2) {
+                 var node = select(this).node();
 
-         return drawTouch;
-       }
+                 if (index === index2) {
+                   return 'translate(' + x + 'px, ' + y + 'px)'; // move the dragged tag up the order
+                 } else if (index2 > index && d3_event.y > node.offsetTop) {
+                   if (targetIndex === null || index2 > targetIndex) {
+                     targetIndex = index2;
+                   }
 
-       function refresh(selection, node) {
-         var cr = node.getBoundingClientRect();
-         var prop = [cr.width, cr.height];
-         selection.property('__dimensions__', prop);
-         return prop;
-       }
+                   return 'translateY(-100%)'; // move the dragged tag down the order
+                 } else if (index2 < index && d3_event.y < node.offsetTop + node.offsetHeight) {
+                   if (targetIndex === null || index2 < targetIndex) {
+                     targetIndex = index2;
+                   }
 
-       function utilGetDimensions(selection, force) {
-         if (!selection || selection.empty()) {
-           return [0, 0];
-         }
+                   return 'translateY(100%)';
+                 }
 
-         var node = selection.node(),
-             cached = selection.property('__dimensions__');
-         return !cached || force ? refresh(selection, node) : cached;
-       }
-       function utilSetDimensions(selection, dimensions) {
-         if (!selection || selection.empty()) {
-           return selection;
-         }
+                 return null;
+               });
+             } else {
+               _container.selectAll('.chip').each(function (d2, index2) {
+                 var node = select(this).node(); // check the cursor is in the bounding box
 
-         var node = selection.node();
+                 if (index !== index2 && d3_event.x < node.offsetLeft + node.offsetWidth + 5 && d3_event.x > node.offsetLeft && d3_event.y < node.offsetTop + node.offsetHeight && d3_event.y > node.offsetTop) {
+                   targetIndex = index2;
+                   targetIndexOffsetTop = node.offsetTop;
+                 }
+               }).style('transform', function (d2, index2) {
+                 var node = select(this).node();
 
-         if (dimensions === null) {
-           refresh(selection, node);
-           return selection;
-         }
+                 if (index === index2) {
+                   return 'translate(' + x + 'px, ' + y + 'px)';
+                 } // only translate tags in the same row
 
-         return selection.property('__dimensions__', [dimensions[0], dimensions[1]]).attr('width', dimensions[0]).attr('height', dimensions[1]);
-       }
 
-       function svgLayers(projection, context) {
-         var dispatch$1 = dispatch('change');
-         var svg = select(null);
-         var _layers = [{
-           id: 'osm',
-           layer: svgOsm(projection, context, dispatch$1)
-         }, {
-           id: 'notes',
-           layer: svgNotes(projection, context, dispatch$1)
-         }, {
-           id: 'data',
-           layer: svgData(projection, context, dispatch$1)
-         }, {
-           id: 'keepRight',
-           layer: svgKeepRight(projection, context, dispatch$1)
-         }, {
-           id: 'improveOSM',
-           layer: svgImproveOSM(projection, context, dispatch$1)
-         }, {
-           id: 'osmose',
-           layer: svgOsmose(projection, context, dispatch$1)
-         }, {
-           id: 'streetside',
-           layer: svgStreetside(projection, context, dispatch$1)
-         }, {
-           id: 'mapillary',
-           layer: svgMapillaryImages(projection, context, dispatch$1)
-         }, {
-           id: 'mapillary-position',
-           layer: svgMapillaryPosition(projection, context)
-         }, {
-           id: 'mapillary-map-features',
-           layer: svgMapillaryMapFeatures(projection, context, dispatch$1)
-         }, {
-           id: 'mapillary-signs',
-           layer: svgMapillarySigns(projection, context, dispatch$1)
-         }, {
-           id: 'openstreetcam',
-           layer: svgOpenstreetcamImages(projection, context, dispatch$1)
-         }, {
-           id: 'debug',
-           layer: svgDebug(projection, context)
-         }, {
-           id: 'geolocate',
-           layer: svgGeolocate(projection)
-         }, {
-           id: 'touch',
-           layer: svgTouch()
-         }];
+                 if (node.offsetTop === targetIndexOffsetTop) {
+                   if (index2 < index && index2 >= targetIndex) {
+                     return 'translateX(' + draggedTagWidth + 'px)';
+                   } else if (index2 > index && index2 <= targetIndex) {
+                     return 'translateX(-' + draggedTagWidth + 'px)';
+                   }
+                 }
 
-         function drawLayers(selection) {
-           svg = selection.selectAll('.surface').data([0]);
-           svg = svg.enter().append('svg').attr('class', 'surface').merge(svg);
-           var defs = svg.selectAll('.surface-defs').data([0]);
-           defs.enter().append('defs').attr('class', 'surface-defs');
-           var groups = svg.selectAll('.data-layer').data(_layers);
-           groups.exit().remove();
-           groups.enter().append('g').attr('class', function (d) {
-             return 'data-layer ' + d.id;
-           }).merge(groups).each(function (d) {
-             select(this).call(d.layer);
-           });
-         }
+                 return null;
+               });
+             }
+           }).on('end', function () {
+             if (!select(this).classed('dragging')) {
+               return;
+             }
 
-         drawLayers.all = function () {
-           return _layers;
-         };
+             var index = selection.nodes().indexOf(this);
+             select(this).classed('dragging', false);
 
-         drawLayers.layer = function (id) {
-           var obj = _layers.find(function (o) {
-             return o.id === id;
-           });
+             _container.selectAll('.chip').style('transform', null);
 
-           return obj && obj.layer;
-         };
+             if (typeof targetIndex === 'number') {
+               var element = _multiData[index];
 
-         drawLayers.only = function (what) {
-           var arr = [].concat(what);
+               _multiData.splice(index, 1);
 
-           var all = _layers.map(function (layer) {
-             return layer.id;
-           });
+               _multiData.splice(targetIndex, 0, element);
 
-           return drawLayers.remove(utilArrayDifference(all, arr));
-         };
+               var t = {};
 
-         drawLayers.remove = function (what) {
-           var arr = [].concat(what);
-           arr.forEach(function (id) {
-             _layers = _layers.filter(function (o) {
-               return o.id !== id;
-             });
-           });
-           dispatch$1.call('change');
-           return this;
-         };
+               if (_multiData.length) {
+                 t[field.key] = _multiData.map(function (element) {
+                   return element.key;
+                 }).join(';');
+               } else {
+                 t[field.key] = undefined;
+               }
 
-         drawLayers.add = function (what) {
-           var arr = [].concat(what);
-           arr.forEach(function (obj) {
-             if ('id' in obj && 'layer' in obj) {
-               _layers.push(obj);
+               dispatch.call('change', this, t);
              }
-           });
-           dispatch$1.call('change');
-           return this;
-         };
 
-         drawLayers.dimensions = function (val) {
-           if (!arguments.length) return utilGetDimensions(svg);
-           utilSetDimensions(svg, val);
-           return this;
-         };
+             dragOrigin = undefined;
+             targetIndex = undefined;
+           }));
+         }
 
-         return utilRebind(drawLayers, dispatch$1, 'on');
-       }
+         combo.focus = function () {
+           _input.node().focus();
+         };
 
-       function svgLines(projection, context) {
-         var detected = utilDetect();
-         var highway_stack = {
-           motorway: 0,
-           motorway_link: 1,
-           trunk: 2,
-           trunk_link: 3,
-           primary: 4,
-           primary_link: 5,
-           secondary: 6,
-           tertiary: 7,
-           unclassified: 8,
-           residential: 9,
-           service: 10,
-           footway: 11
+         combo.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           return combo;
          };
 
-         function drawTargets(selection, graph, entities, filter) {
-           var targetClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
-           var nopeClass = context.getDebug('target') ? 'red ' : 'nocolor ';
-           var getPath = svgPath(projection).geojson;
-           var activeID = context.activeID();
-           var base = context.history().base(); // The targets and nopes will be MultiLineString sub-segments of the ways
+         function combinedEntityExtent() {
+           return _entityIDs && _entityIDs.length && utilTotalExtent(_entityIDs, context.graph());
+         }
 
-           var data = {
-             targets: [],
-             nopes: []
-           };
-           entities.forEach(function (way) {
-             var features = svgSegmentWay(way, graph, activeID);
-             data.targets.push.apply(data.targets, features.passive);
-             data.nopes.push.apply(data.nopes, features.active);
-           }); // Targets allow hover and vertex snapping
+         return utilRebind(combo, dispatch, 'on');
+       }
 
-           var targetData = data.targets.filter(getPath);
-           var targets = selection.selectAll('.line.target-allowed').filter(function (d) {
-             return filter(d.properties.entity);
-           }).data(targetData, function key(d) {
-             return d.id;
-           }); // exit
+       // based on https://github.com/bestiejs/punycode.js/blob/master/punycode.js
+       var global$2 = global$1m;
+       var uncurryThis$1 = functionUncurryThis;
 
-           targets.exit().remove();
+       var maxInt = 2147483647; // aka. 0x7FFFFFFF or 2^31-1
+       var base = 36;
+       var tMin = 1;
+       var tMax = 26;
+       var skew = 38;
+       var damp = 700;
+       var initialBias = 72;
+       var initialN = 128; // 0x80
+       var delimiter = '-'; // '\x2D'
+       var regexNonASCII = /[^\0-\u007E]/; // non-ASCII chars
+       var regexSeparators = /[.\u3002\uFF0E\uFF61]/g; // RFC 3490 separators
+       var OVERFLOW_ERROR = 'Overflow: input needs wider integers to process';
+       var baseMinusTMin = base - tMin;
 
-           var segmentWasEdited = function segmentWasEdited(d) {
-             var wayID = d.properties.entity.id; // if the whole line was edited, don't draw segment changes
+       var RangeError$1 = global$2.RangeError;
+       var exec$1 = uncurryThis$1(regexSeparators.exec);
+       var floor$1 = Math.floor;
+       var fromCharCode = String.fromCharCode;
+       var charCodeAt = uncurryThis$1(''.charCodeAt);
+       var join$1 = uncurryThis$1([].join);
+       var push$1 = uncurryThis$1([].push);
+       var replace$1 = uncurryThis$1(''.replace);
+       var split$1 = uncurryThis$1(''.split);
+       var toLowerCase$1 = uncurryThis$1(''.toLowerCase);
 
-             if (!base.entities[wayID] || !fastDeepEqual(graph.entities[wayID].nodes, base.entities[wayID].nodes)) {
-               return false;
+       /**
+        * Creates an array containing the numeric code points of each Unicode
+        * character in the string. While JavaScript uses UCS-2 internally,
+        * this function will convert a pair of surrogate halves (each of which
+        * UCS-2 exposes as separate characters) into a single code point,
+        * matching UTF-16.
+        */
+       var ucs2decode = function (string) {
+         var output = [];
+         var counter = 0;
+         var length = string.length;
+         while (counter < length) {
+           var value = charCodeAt(string, counter++);
+           if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
+             // It's a high surrogate, and there is a next character.
+             var extra = charCodeAt(string, counter++);
+             if ((extra & 0xFC00) == 0xDC00) { // Low surrogate.
+               push$1(output, ((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
+             } else {
+               // It's an unmatched surrogate; only append this code unit, in case the
+               // next code unit is the high surrogate of a surrogate pair.
+               push$1(output, value);
+               counter--;
              }
+           } else {
+             push$1(output, value);
+           }
+         }
+         return output;
+       };
 
-             return d.properties.nodes.some(function (n) {
-               return !base.entities[n.id] || !fastDeepEqual(graph.entities[n.id].loc, base.entities[n.id].loc);
-             });
-           }; // enter/update
+       /**
+        * Converts a digit/integer into a basic code point.
+        */
+       var digitToBasic = function (digit) {
+         //  0..25 map to ASCII a..z or A..Z
+         // 26..35 map to ASCII 0..9
+         return digit + 22 + 75 * (digit < 26);
+       };
 
+       /**
+        * Bias adaptation function as per section 3.4 of RFC 3492.
+        * https://tools.ietf.org/html/rfc3492#section-3.4
+        */
+       var adapt = function (delta, numPoints, firstTime) {
+         var k = 0;
+         delta = firstTime ? floor$1(delta / damp) : delta >> 1;
+         delta += floor$1(delta / numPoints);
+         for (; delta > baseMinusTMin * tMax >> 1; k += base) {
+           delta = floor$1(delta / baseMinusTMin);
+         }
+         return floor$1(k + (baseMinusTMin + 1) * delta / (delta + skew));
+       };
 
-           targets.enter().append('path').merge(targets).attr('d', getPath).attr('class', function (d) {
-             return 'way line target target-allowed ' + targetClass + d.id;
-           }).classed('segment-edited', segmentWasEdited); // NOPE
+       /**
+        * Converts a string of Unicode symbols (e.g. a domain name label) to a
+        * Punycode string of ASCII-only symbols.
+        */
+       // eslint-disable-next-line max-statements -- TODO
+       var encode = function (input) {
+         var output = [];
 
-           var nopeData = data.nopes.filter(getPath);
-           var nopes = selection.selectAll('.line.target-nope').filter(function (d) {
-             return filter(d.properties.entity);
-           }).data(nopeData, function key(d) {
-             return d.id;
-           }); // exit
+         // Convert the input in UCS-2 to an array of Unicode code points.
+         input = ucs2decode(input);
 
-           nopes.exit().remove(); // enter/update
+         // Cache the length.
+         var inputLength = input.length;
 
-           nopes.enter().append('path').merge(nopes).attr('d', getPath).attr('class', function (d) {
-             return 'way line target target-nope ' + nopeClass + d.id;
-           }).classed('segment-edited', segmentWasEdited);
+         // Initialize the state.
+         var n = initialN;
+         var delta = 0;
+         var bias = initialBias;
+         var i, currentValue;
+
+         // Handle the basic code points.
+         for (i = 0; i < input.length; i++) {
+           currentValue = input[i];
+           if (currentValue < 0x80) {
+             push$1(output, fromCharCode(currentValue));
+           }
          }
 
-         function drawLines(selection, graph, entities, filter) {
-           var base = context.history().base();
+         var basicLength = output.length; // number of basic code points.
+         var handledCPCount = basicLength; // number of code points that have been handled;
 
-           function waystack(a, b) {
-             var selected = context.selectedIDs();
-             var scoreA = selected.indexOf(a.id) !== -1 ? 20 : 0;
-             var scoreB = selected.indexOf(b.id) !== -1 ? 20 : 0;
+         // Finish the basic string with a delimiter unless it's empty.
+         if (basicLength) {
+           push$1(output, delimiter);
+         }
 
-             if (a.tags.highway) {
-               scoreA -= highway_stack[a.tags.highway];
+         // Main encoding loop:
+         while (handledCPCount < inputLength) {
+           // All non-basic code points < n have been handled already. Find the next larger one:
+           var m = maxInt;
+           for (i = 0; i < input.length; i++) {
+             currentValue = input[i];
+             if (currentValue >= n && currentValue < m) {
+               m = currentValue;
              }
+           }
 
-             if (b.tags.highway) {
-               scoreB -= highway_stack[b.tags.highway];
+           // Increase `delta` enough to advance the decoder's <n,i> state to <m,0>, but guard against overflow.
+           var handledCPCountPlusOne = handledCPCount + 1;
+           if (m - n > floor$1((maxInt - delta) / handledCPCountPlusOne)) {
+             throw RangeError$1(OVERFLOW_ERROR);
+           }
+
+           delta += (m - n) * handledCPCountPlusOne;
+           n = m;
+
+           for (i = 0; i < input.length; i++) {
+             currentValue = input[i];
+             if (currentValue < n && ++delta > maxInt) {
+               throw RangeError$1(OVERFLOW_ERROR);
              }
+             if (currentValue == n) {
+               // Represent delta as a generalized variable-length integer.
+               var q = delta;
+               for (var k = base; /* no condition */; k += base) {
+                 var t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias);
+                 if (q < t) break;
+                 var qMinusT = q - t;
+                 var baseMinusT = base - t;
+                 push$1(output, fromCharCode(digitToBasic(t + qMinusT % baseMinusT)));
+                 q = floor$1(qMinusT / baseMinusT);
+               }
 
-             return scoreA - scoreB;
+               push$1(output, fromCharCode(digitToBasic(q)));
+               bias = adapt(delta, handledCPCountPlusOne, handledCPCount == basicLength);
+               delta = 0;
+               ++handledCPCount;
+             }
            }
 
-           function drawLineGroup(selection, klass, isSelected) {
-             // Note: Don't add `.selected` class in draw modes
-             var mode = context.mode();
-             var isDrawing = mode && /^draw/.test(mode.id);
-             var selectedClass = !isDrawing && isSelected ? 'selected ' : '';
-             var lines = selection.selectAll('path').filter(filter).data(getPathData(isSelected), osmEntity.key);
-             lines.exit().remove(); // Optimization: Call expensive TagClasses only on enter selection. This
-             // works because osmEntity.key is defined to include the entity v attribute.
+           ++delta;
+           ++n;
+         }
+         return join$1(output, '');
+       };
 
-             lines.enter().append('path').attr('class', function (d) {
-               var prefix = 'way line'; // if this line isn't styled by its own tags
+       var stringPunycodeToAscii = function (input) {
+         var encoded = [];
+         var labels = split$1(replace$1(toLowerCase$1(input), regexSeparators, '\u002E'), '.');
+         var i, label;
+         for (i = 0; i < labels.length; i++) {
+           label = labels[i];
+           push$1(encoded, exec$1(regexNonASCII, label) ? 'xn--' + encode(label) : label);
+         }
+         return join$1(encoded, '.');
+       };
 
-               if (!d.hasInterestingTags()) {
-                 var parentRelations = graph.parentRelations(d);
-                 var parentMultipolygons = parentRelations.filter(function (relation) {
-                   return relation.isMultipolygon();
-                 }); // and if it's a member of at least one multipolygon relation
+       // TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
 
-                 if (parentMultipolygons.length > 0 && // and only multipolygon relations
-                 parentRelations.length === parentMultipolygons.length) {
-                   // then fudge the classes to style this as an area edge
-                   prefix = 'relation area';
-                 }
-               }
+       var $ = _export;
+       var DESCRIPTORS = descriptors;
+       var USE_NATIVE_URL = nativeUrl;
+       var global$1 = global$1m;
+       var bind$2 = functionBindContext;
+       var call = functionCall;
+       var uncurryThis = functionUncurryThis;
+       var defineProperties = objectDefineProperties;
+       var redefine = redefine$h.exports;
+       var anInstance = anInstance$7;
+       var hasOwn = hasOwnProperty_1;
+       var assign$1 = objectAssign;
+       var arrayFrom = arrayFrom$1;
+       var arraySlice = arraySlice$c;
+       var codeAt = stringMultibyte.codeAt;
+       var toASCII = stringPunycodeToAscii;
+       var $toString = toString$k;
+       var setToStringTag = setToStringTag$a;
+       var URLSearchParamsModule = web_urlSearchParams;
+       var InternalStateModule = internalState;
+
+       var setInternalState = InternalStateModule.set;
+       var getInternalURLState = InternalStateModule.getterFor('URL');
+       var URLSearchParams$1 = URLSearchParamsModule.URLSearchParams;
+       var getInternalSearchParamsState = URLSearchParamsModule.getState;
+
+       var NativeURL = global$1.URL;
+       var TypeError$1 = global$1.TypeError;
+       var parseInt$1 = global$1.parseInt;
+       var floor = Math.floor;
+       var pow = Math.pow;
+       var charAt = uncurryThis(''.charAt);
+       var exec = uncurryThis(/./.exec);
+       var join = uncurryThis([].join);
+       var numberToString = uncurryThis(1.0.toString);
+       var pop = uncurryThis([].pop);
+       var push = uncurryThis([].push);
+       var replace = uncurryThis(''.replace);
+       var shift = uncurryThis([].shift);
+       var split = uncurryThis(''.split);
+       var stringSlice = uncurryThis(''.slice);
+       var toLowerCase = uncurryThis(''.toLowerCase);
+       var unshift = uncurryThis([].unshift);
 
-               var oldMPClass = oldMultiPolygonOuters[d.id] ? 'old-multipolygon ' : '';
-               return prefix + ' ' + klass + ' ' + selectedClass + oldMPClass + d.id;
-             }).classed('added', function (d) {
-               return !base.entities[d.id];
-             }).classed('geometry-edited', function (d) {
-               return graph.entities[d.id] && base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].nodes, base.entities[d.id].nodes);
-             }).classed('retagged', function (d) {
-               return graph.entities[d.id] && base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].tags, base.entities[d.id].tags);
-             }).call(svgTagClasses()).merge(lines).sort(waystack).attr('d', getPath).call(svgTagClasses().tags(svgRelationMemberTags(graph)));
-             return selection;
+       var INVALID_AUTHORITY = 'Invalid authority';
+       var INVALID_SCHEME = 'Invalid scheme';
+       var INVALID_HOST = 'Invalid host';
+       var INVALID_PORT = 'Invalid port';
+
+       var ALPHA = /[a-z]/i;
+       // eslint-disable-next-line regexp/no-obscure-range -- safe
+       var ALPHANUMERIC = /[\d+-.a-z]/i;
+       var DIGIT = /\d/;
+       var HEX_START = /^0x/i;
+       var OCT = /^[0-7]+$/;
+       var DEC = /^\d+$/;
+       var HEX = /^[\da-f]+$/i;
+       /* eslint-disable regexp/no-control-character -- safe */
+       var FORBIDDEN_HOST_CODE_POINT = /[\0\t\n\r #%/:<>?@[\\\]^|]/;
+       var FORBIDDEN_HOST_CODE_POINT_EXCLUDING_PERCENT = /[\0\t\n\r #/:<>?@[\\\]^|]/;
+       var LEADING_AND_TRAILING_C0_CONTROL_OR_SPACE = /^[\u0000-\u0020]+|[\u0000-\u0020]+$/g;
+       var TAB_AND_NEW_LINE = /[\t\n\r]/g;
+       /* eslint-enable regexp/no-control-character -- safe */
+       var EOF;
+
+       var parseHost = function (url, input) {
+         var result, codePoints, index;
+         if (charAt(input, 0) == '[') {
+           if (charAt(input, input.length - 1) != ']') return INVALID_HOST;
+           result = parseIPv6(stringSlice(input, 1, -1));
+           if (!result) return INVALID_HOST;
+           url.host = result;
+         // opaque host
+         } else if (!isSpecial(url)) {
+           if (exec(FORBIDDEN_HOST_CODE_POINT_EXCLUDING_PERCENT, input)) return INVALID_HOST;
+           result = '';
+           codePoints = arrayFrom(input);
+           for (index = 0; index < codePoints.length; index++) {
+             result += percentEncode(codePoints[index], C0ControlPercentEncodeSet);
            }
+           url.host = result;
+         } else {
+           input = toASCII(input);
+           if (exec(FORBIDDEN_HOST_CODE_POINT, input)) return INVALID_HOST;
+           result = parseIPv4(input);
+           if (result === null) return INVALID_HOST;
+           url.host = result;
+         }
+       };
 
-           function getPathData(isSelected) {
-             return function () {
-               var layer = this.parentNode.__data__;
-               var data = pathdata[layer] || [];
-               return data.filter(function (d) {
-                 if (isSelected) return context.selectedIDs().indexOf(d.id) !== -1;else return context.selectedIDs().indexOf(d.id) === -1;
-               });
-             };
+       var parseIPv4 = function (input) {
+         var parts = split(input, '.');
+         var partsLength, numbers, index, part, radix, number, ipv4;
+         if (parts.length && parts[parts.length - 1] == '') {
+           parts.length--;
+         }
+         partsLength = parts.length;
+         if (partsLength > 4) return input;
+         numbers = [];
+         for (index = 0; index < partsLength; index++) {
+           part = parts[index];
+           if (part == '') return input;
+           radix = 10;
+           if (part.length > 1 && charAt(part, 0) == '0') {
+             radix = exec(HEX_START, part) ? 16 : 8;
+             part = stringSlice(part, radix == 8 ? 1 : 2);
+           }
+           if (part === '') {
+             number = 0;
+           } else {
+             if (!exec(radix == 10 ? DEC : radix == 8 ? OCT : HEX, part)) return input;
+             number = parseInt$1(part, radix);
            }
+           push(numbers, number);
+         }
+         for (index = 0; index < partsLength; index++) {
+           number = numbers[index];
+           if (index == partsLength - 1) {
+             if (number >= pow(256, 5 - partsLength)) return null;
+           } else if (number > 255) return null;
+         }
+         ipv4 = pop(numbers);
+         for (index = 0; index < numbers.length; index++) {
+           ipv4 += numbers[index] * pow(256, 3 - index);
+         }
+         return ipv4;
+       };
 
-           function addMarkers(layergroup, pathclass, groupclass, groupdata, marker) {
-             var markergroup = layergroup.selectAll('g.' + groupclass).data([pathclass]);
-             markergroup = markergroup.enter().append('g').attr('class', groupclass).merge(markergroup);
-             var markers = markergroup.selectAll('path').filter(filter).data(function data() {
-               return groupdata[this.parentNode.__data__] || [];
-             }, function key(d) {
-               return [d.id, d.index];
-             });
-             markers.exit().remove();
-             markers = markers.enter().append('path').attr('class', pathclass).merge(markers).attr('marker-mid', marker).attr('d', function (d) {
-               return d.d;
-             });
+       // eslint-disable-next-line max-statements -- TODO
+       var parseIPv6 = function (input) {
+         var address = [0, 0, 0, 0, 0, 0, 0, 0];
+         var pieceIndex = 0;
+         var compress = null;
+         var pointer = 0;
+         var value, length, numbersSeen, ipv4Piece, number, swaps, swap;
 
-             if (detected.ie) {
-               markers.each(function () {
-                 this.parentNode.insertBefore(this, this);
-               });
+         var chr = function () {
+           return charAt(input, pointer);
+         };
+
+         if (chr() == ':') {
+           if (charAt(input, 1) != ':') return;
+           pointer += 2;
+           pieceIndex++;
+           compress = pieceIndex;
+         }
+         while (chr()) {
+           if (pieceIndex == 8) return;
+           if (chr() == ':') {
+             if (compress !== null) return;
+             pointer++;
+             pieceIndex++;
+             compress = pieceIndex;
+             continue;
+           }
+           value = length = 0;
+           while (length < 4 && exec(HEX, chr())) {
+             value = value * 16 + parseInt$1(chr(), 16);
+             pointer++;
+             length++;
+           }
+           if (chr() == '.') {
+             if (length == 0) return;
+             pointer -= length;
+             if (pieceIndex > 6) return;
+             numbersSeen = 0;
+             while (chr()) {
+               ipv4Piece = null;
+               if (numbersSeen > 0) {
+                 if (chr() == '.' && numbersSeen < 4) pointer++;
+                 else return;
+               }
+               if (!exec(DIGIT, chr())) return;
+               while (exec(DIGIT, chr())) {
+                 number = parseInt$1(chr(), 10);
+                 if (ipv4Piece === null) ipv4Piece = number;
+                 else if (ipv4Piece == 0) return;
+                 else ipv4Piece = ipv4Piece * 10 + number;
+                 if (ipv4Piece > 255) return;
+                 pointer++;
+               }
+               address[pieceIndex] = address[pieceIndex] * 256 + ipv4Piece;
+               numbersSeen++;
+               if (numbersSeen == 2 || numbersSeen == 4) pieceIndex++;
+             }
+             if (numbersSeen != 4) return;
+             break;
+           } else if (chr() == ':') {
+             pointer++;
+             if (!chr()) return;
+           } else if (chr()) return;
+           address[pieceIndex++] = value;
+         }
+         if (compress !== null) {
+           swaps = pieceIndex - compress;
+           pieceIndex = 7;
+           while (pieceIndex != 0 && swaps > 0) {
+             swap = address[pieceIndex];
+             address[pieceIndex--] = address[compress + swaps - 1];
+             address[compress + --swaps] = swap;
+           }
+         } else if (pieceIndex != 8) return;
+         return address;
+       };
+
+       var findLongestZeroSequence = function (ipv6) {
+         var maxIndex = null;
+         var maxLength = 1;
+         var currStart = null;
+         var currLength = 0;
+         var index = 0;
+         for (; index < 8; index++) {
+           if (ipv6[index] !== 0) {
+             if (currLength > maxLength) {
+               maxIndex = currStart;
+               maxLength = currLength;
+             }
+             currStart = null;
+             currLength = 0;
+           } else {
+             if (currStart === null) currStart = index;
+             ++currLength;
+           }
+         }
+         if (currLength > maxLength) {
+           maxIndex = currStart;
+           maxLength = currLength;
+         }
+         return maxIndex;
+       };
+
+       var serializeHost = function (host) {
+         var result, index, compress, ignore0;
+         // ipv4
+         if (typeof host == 'number') {
+           result = [];
+           for (index = 0; index < 4; index++) {
+             unshift(result, host % 256);
+             host = floor(host / 256);
+           } return join(result, '.');
+         // ipv6
+         } else if (typeof host == 'object') {
+           result = '';
+           compress = findLongestZeroSequence(host);
+           for (index = 0; index < 8; index++) {
+             if (ignore0 && host[index] === 0) continue;
+             if (ignore0) ignore0 = false;
+             if (compress === index) {
+               result += index ? ':' : '::';
+               ignore0 = true;
+             } else {
+               result += numberToString(host[index], 16);
+               if (index < 7) result += ':';
              }
            }
+           return '[' + result + ']';
+         } return host;
+       };
+
+       var C0ControlPercentEncodeSet = {};
+       var fragmentPercentEncodeSet = assign$1({}, C0ControlPercentEncodeSet, {
+         ' ': 1, '"': 1, '<': 1, '>': 1, '`': 1
+       });
+       var pathPercentEncodeSet = assign$1({}, fragmentPercentEncodeSet, {
+         '#': 1, '?': 1, '{': 1, '}': 1
+       });
+       var userinfoPercentEncodeSet = assign$1({}, pathPercentEncodeSet, {
+         '/': 1, ':': 1, ';': 1, '=': 1, '@': 1, '[': 1, '\\': 1, ']': 1, '^': 1, '|': 1
+       });
+
+       var percentEncode = function (chr, set) {
+         var code = codeAt(chr, 0);
+         return code > 0x20 && code < 0x7F && !hasOwn(set, chr) ? chr : encodeURIComponent(chr);
+       };
+
+       var specialSchemes = {
+         ftp: 21,
+         file: null,
+         http: 80,
+         https: 443,
+         ws: 80,
+         wss: 443
+       };
+
+       var isSpecial = function (url) {
+         return hasOwn(specialSchemes, url.scheme);
+       };
+
+       var includesCredentials = function (url) {
+         return url.username != '' || url.password != '';
+       };
 
-           var getPath = svgPath(projection, graph);
-           var ways = [];
-           var onewaydata = {};
-           var sideddata = {};
-           var oldMultiPolygonOuters = {};
+       var cannotHaveUsernamePasswordPort = function (url) {
+         return !url.host || url.cannotBeABaseURL || url.scheme == 'file';
+       };
 
-           for (var i = 0; i < entities.length; i++) {
-             var entity = entities[i];
-             var outer = osmOldMultipolygonOuterMember(entity, graph);
+       var isWindowsDriveLetter = function (string, normalized) {
+         var second;
+         return string.length == 2 && exec(ALPHA, charAt(string, 0))
+           && ((second = charAt(string, 1)) == ':' || (!normalized && second == '|'));
+       };
 
-             if (outer) {
-               ways.push(entity.mergeTags(outer.tags));
-               oldMultiPolygonOuters[outer.id] = true;
-             } else if (entity.geometry(graph) === 'line') {
-               ways.push(entity);
-             }
-           }
+       var startsWithWindowsDriveLetter = function (string) {
+         var third;
+         return string.length > 1 && isWindowsDriveLetter(stringSlice(string, 0, 2)) && (
+           string.length == 2 ||
+           ((third = charAt(string, 2)) === '/' || third === '\\' || third === '?' || third === '#')
+         );
+       };
 
-           ways = ways.filter(getPath);
-           var pathdata = utilArrayGroupBy(ways, function (way) {
-             return way.layer();
-           });
-           Object.keys(pathdata).forEach(function (k) {
-             var v = pathdata[k];
-             var onewayArr = v.filter(function (d) {
-               return d.isOneWay();
-             });
-             var onewaySegments = svgMarkerSegments(projection, graph, 35, function shouldReverse(entity) {
-               return entity.tags.oneway === '-1';
-             }, function bothDirections(entity) {
-               return entity.tags.oneway === 'reversible' || entity.tags.oneway === 'alternating';
-             });
-             onewaydata[k] = utilArrayFlatten(onewayArr.map(onewaySegments));
-             var sidedArr = v.filter(function (d) {
-               return d.isSided();
-             });
-             var sidedSegments = svgMarkerSegments(projection, graph, 30, function shouldReverse() {
-               return false;
-             }, function bothDirections() {
-               return false;
-             });
-             sideddata[k] = utilArrayFlatten(sidedArr.map(sidedSegments));
-           });
-           var covered = selection.selectAll('.layer-osm.covered'); // under areas
+       var shortenURLsPath = function (url) {
+         var path = url.path;
+         var pathSize = path.length;
+         if (pathSize && (url.scheme != 'file' || pathSize != 1 || !isWindowsDriveLetter(path[0], true))) {
+           path.length--;
+         }
+       };
 
-           var uncovered = selection.selectAll('.layer-osm.lines'); // over areas
+       var isSingleDot = function (segment) {
+         return segment === '.' || toLowerCase(segment) === '%2e';
+       };
 
-           var touchLayer = selection.selectAll('.layer-touch.lines'); // Draw lines..
+       var isDoubleDot = function (segment) {
+         segment = toLowerCase(segment);
+         return segment === '..' || segment === '%2e.' || segment === '.%2e' || segment === '%2e%2e';
+       };
 
-           [covered, uncovered].forEach(function (selection) {
-             var range$1 = selection === covered ? range(-10, 0) : range(0, 11);
-             var layergroup = selection.selectAll('g.layergroup').data(range$1);
-             layergroup = layergroup.enter().append('g').attr('class', function (d) {
-               return 'layergroup layer' + String(d);
-             }).merge(layergroup);
-             layergroup.selectAll('g.linegroup').data(['shadow', 'casing', 'stroke', 'shadow-highlighted', 'casing-highlighted', 'stroke-highlighted']).enter().append('g').attr('class', function (d) {
-               return 'linegroup line-' + d;
-             });
-             layergroup.selectAll('g.line-shadow').call(drawLineGroup, 'shadow', false);
-             layergroup.selectAll('g.line-casing').call(drawLineGroup, 'casing', false);
-             layergroup.selectAll('g.line-stroke').call(drawLineGroup, 'stroke', false);
-             layergroup.selectAll('g.line-shadow-highlighted').call(drawLineGroup, 'shadow', true);
-             layergroup.selectAll('g.line-casing-highlighted').call(drawLineGroup, 'casing', true);
-             layergroup.selectAll('g.line-stroke-highlighted').call(drawLineGroup, 'stroke', true);
-             addMarkers(layergroup, 'oneway', 'onewaygroup', onewaydata, 'url(#ideditor-oneway-marker)');
-             addMarkers(layergroup, 'sided', 'sidedgroup', sideddata, function marker(d) {
-               var category = graph.entity(d.id).sidednessIdentifier();
-               return 'url(#ideditor-sided-marker-' + category + ')';
-             });
-           }); // Draw touch targets..
+       // States:
+       var SCHEME_START = {};
+       var SCHEME = {};
+       var NO_SCHEME = {};
+       var SPECIAL_RELATIVE_OR_AUTHORITY = {};
+       var PATH_OR_AUTHORITY = {};
+       var RELATIVE = {};
+       var RELATIVE_SLASH = {};
+       var SPECIAL_AUTHORITY_SLASHES = {};
+       var SPECIAL_AUTHORITY_IGNORE_SLASHES = {};
+       var AUTHORITY = {};
+       var HOST = {};
+       var HOSTNAME = {};
+       var PORT = {};
+       var FILE = {};
+       var FILE_SLASH = {};
+       var FILE_HOST = {};
+       var PATH_START = {};
+       var PATH = {};
+       var CANNOT_BE_A_BASE_URL_PATH = {};
+       var QUERY = {};
+       var FRAGMENT = {};
 
-           touchLayer.call(drawTargets, graph, ways, filter);
+       // eslint-disable-next-line max-statements -- TODO
+       var parseURL = function (url, input, stateOverride, base) {
+         var state = stateOverride || SCHEME_START;
+         var pointer = 0;
+         var buffer = '';
+         var seenAt = false;
+         var seenBracket = false;
+         var seenPasswordToken = false;
+         var codePoints, chr, bufferCodePoints, failure;
+
+         if (!stateOverride) {
+           url.scheme = '';
+           url.username = '';
+           url.password = '';
+           url.host = null;
+           url.port = null;
+           url.path = [];
+           url.query = null;
+           url.fragment = null;
+           url.cannotBeABaseURL = false;
+           input = replace(input, LEADING_AND_TRAILING_C0_CONTROL_OR_SPACE, '');
          }
 
-         return drawLines;
-       }
+         input = replace(input, TAB_AND_NEW_LINE, '');
 
-       function svgMidpoints(projection, context) {
-         var targetRadius = 8;
+         codePoints = arrayFrom(input);
 
-         function drawTargets(selection, graph, entities, filter) {
-           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
-           var getTransform = svgPointTransform(projection).geojson;
-           var data = entities.map(function (midpoint) {
-             return {
-               type: 'Feature',
-               id: midpoint.id,
-               properties: {
-                 target: true,
-                 entity: midpoint
-               },
-               geometry: {
-                 type: 'Point',
-                 coordinates: midpoint.loc
+         while (pointer <= codePoints.length) {
+           chr = codePoints[pointer];
+           switch (state) {
+             case SCHEME_START:
+               if (chr && exec(ALPHA, chr)) {
+                 buffer += toLowerCase(chr);
+                 state = SCHEME;
+               } else if (!stateOverride) {
+                 state = NO_SCHEME;
+                 continue;
+               } else return INVALID_SCHEME;
+               break;
+
+             case SCHEME:
+               if (chr && (exec(ALPHANUMERIC, chr) || chr == '+' || chr == '-' || chr == '.')) {
+                 buffer += toLowerCase(chr);
+               } else if (chr == ':') {
+                 if (stateOverride && (
+                   (isSpecial(url) != hasOwn(specialSchemes, buffer)) ||
+                   (buffer == 'file' && (includesCredentials(url) || url.port !== null)) ||
+                   (url.scheme == 'file' && !url.host)
+                 )) return;
+                 url.scheme = buffer;
+                 if (stateOverride) {
+                   if (isSpecial(url) && specialSchemes[url.scheme] == url.port) url.port = null;
+                   return;
+                 }
+                 buffer = '';
+                 if (url.scheme == 'file') {
+                   state = FILE;
+                 } else if (isSpecial(url) && base && base.scheme == url.scheme) {
+                   state = SPECIAL_RELATIVE_OR_AUTHORITY;
+                 } else if (isSpecial(url)) {
+                   state = SPECIAL_AUTHORITY_SLASHES;
+                 } else if (codePoints[pointer + 1] == '/') {
+                   state = PATH_OR_AUTHORITY;
+                   pointer++;
+                 } else {
+                   url.cannotBeABaseURL = true;
+                   push(url.path, '');
+                   state = CANNOT_BE_A_BASE_URL_PATH;
+                 }
+               } else if (!stateOverride) {
+                 buffer = '';
+                 state = NO_SCHEME;
+                 pointer = 0;
+                 continue;
+               } else return INVALID_SCHEME;
+               break;
+
+             case NO_SCHEME:
+               if (!base || (base.cannotBeABaseURL && chr != '#')) return INVALID_SCHEME;
+               if (base.cannotBeABaseURL && chr == '#') {
+                 url.scheme = base.scheme;
+                 url.path = arraySlice(base.path);
+                 url.query = base.query;
+                 url.fragment = '';
+                 url.cannotBeABaseURL = true;
+                 state = FRAGMENT;
+                 break;
                }
-             };
-           });
-           var targets = selection.selectAll('.midpoint.target').filter(function (d) {
-             return filter(d.properties.entity);
-           }).data(data, function key(d) {
-             return d.id;
-           }); // exit
+               state = base.scheme == 'file' ? FILE : RELATIVE;
+               continue;
 
-           targets.exit().remove(); // enter/update
+             case SPECIAL_RELATIVE_OR_AUTHORITY:
+               if (chr == '/' && codePoints[pointer + 1] == '/') {
+                 state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
+                 pointer++;
+               } else {
+                 state = RELATIVE;
+                 continue;
+               } break;
 
-           targets.enter().append('circle').attr('r', targetRadius).merge(targets).attr('class', function (d) {
-             return 'node midpoint target ' + fillClass + d.id;
-           }).attr('transform', getTransform);
-         }
+             case PATH_OR_AUTHORITY:
+               if (chr == '/') {
+                 state = AUTHORITY;
+                 break;
+               } else {
+                 state = PATH;
+                 continue;
+               }
 
-         function drawMidpoints(selection, graph, entities, filter, extent) {
-           var drawLayer = selection.selectAll('.layer-osm.points .points-group.midpoints');
-           var touchLayer = selection.selectAll('.layer-touch.points');
-           var mode = context.mode();
+             case RELATIVE:
+               url.scheme = base.scheme;
+               if (chr == EOF) {
+                 url.username = base.username;
+                 url.password = base.password;
+                 url.host = base.host;
+                 url.port = base.port;
+                 url.path = arraySlice(base.path);
+                 url.query = base.query;
+               } else if (chr == '/' || (chr == '\\' && isSpecial(url))) {
+                 state = RELATIVE_SLASH;
+               } else if (chr == '?') {
+                 url.username = base.username;
+                 url.password = base.password;
+                 url.host = base.host;
+                 url.port = base.port;
+                 url.path = arraySlice(base.path);
+                 url.query = '';
+                 state = QUERY;
+               } else if (chr == '#') {
+                 url.username = base.username;
+                 url.password = base.password;
+                 url.host = base.host;
+                 url.port = base.port;
+                 url.path = arraySlice(base.path);
+                 url.query = base.query;
+                 url.fragment = '';
+                 state = FRAGMENT;
+               } else {
+                 url.username = base.username;
+                 url.password = base.password;
+                 url.host = base.host;
+                 url.port = base.port;
+                 url.path = arraySlice(base.path);
+                 url.path.length--;
+                 state = PATH;
+                 continue;
+               } break;
 
-           if (mode && mode.id !== 'select' || !context.map().withinEditableZoom()) {
-             drawLayer.selectAll('.midpoint').remove();
-             touchLayer.selectAll('.midpoint.target').remove();
-             return;
-           }
+             case RELATIVE_SLASH:
+               if (isSpecial(url) && (chr == '/' || chr == '\\')) {
+                 state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
+               } else if (chr == '/') {
+                 state = AUTHORITY;
+               } else {
+                 url.username = base.username;
+                 url.password = base.password;
+                 url.host = base.host;
+                 url.port = base.port;
+                 state = PATH;
+                 continue;
+               } break;
 
-           var poly = extent.polygon();
-           var midpoints = {};
+             case SPECIAL_AUTHORITY_SLASHES:
+               state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
+               if (chr != '/' || charAt(buffer, pointer + 1) != '/') continue;
+               pointer++;
+               break;
 
-           for (var i = 0; i < entities.length; i++) {
-             var entity = entities[i];
-             if (entity.type !== 'way') continue;
-             if (!filter(entity)) continue;
-             if (context.selectedIDs().indexOf(entity.id) < 0) continue;
-             var nodes = graph.childNodes(entity);
+             case SPECIAL_AUTHORITY_IGNORE_SLASHES:
+               if (chr != '/' && chr != '\\') {
+                 state = AUTHORITY;
+                 continue;
+               } break;
 
-             for (var j = 0; j < nodes.length - 1; j++) {
-               var a = nodes[j];
-               var b = nodes[j + 1];
-               var id = [a.id, b.id].sort().join('-');
+             case AUTHORITY:
+               if (chr == '@') {
+                 if (seenAt) buffer = '%40' + buffer;
+                 seenAt = true;
+                 bufferCodePoints = arrayFrom(buffer);
+                 for (var i = 0; i < bufferCodePoints.length; i++) {
+                   var codePoint = bufferCodePoints[i];
+                   if (codePoint == ':' && !seenPasswordToken) {
+                     seenPasswordToken = true;
+                     continue;
+                   }
+                   var encodedCodePoints = percentEncode(codePoint, userinfoPercentEncodeSet);
+                   if (seenPasswordToken) url.password += encodedCodePoints;
+                   else url.username += encodedCodePoints;
+                 }
+                 buffer = '';
+               } else if (
+                 chr == EOF || chr == '/' || chr == '?' || chr == '#' ||
+                 (chr == '\\' && isSpecial(url))
+               ) {
+                 if (seenAt && buffer == '') return INVALID_AUTHORITY;
+                 pointer -= arrayFrom(buffer).length + 1;
+                 buffer = '';
+                 state = HOST;
+               } else buffer += chr;
+               break;
 
-               if (midpoints[id]) {
-                 midpoints[id].parents.push(entity);
-               } else if (geoVecLength(projection(a.loc), projection(b.loc)) > 40) {
-                 var point = geoVecInterp(a.loc, b.loc, 0.5);
-                 var loc = null;
+             case HOST:
+             case HOSTNAME:
+               if (stateOverride && url.scheme == 'file') {
+                 state = FILE_HOST;
+                 continue;
+               } else if (chr == ':' && !seenBracket) {
+                 if (buffer == '') return INVALID_HOST;
+                 failure = parseHost(url, buffer);
+                 if (failure) return failure;
+                 buffer = '';
+                 state = PORT;
+                 if (stateOverride == HOSTNAME) return;
+               } else if (
+                 chr == EOF || chr == '/' || chr == '?' || chr == '#' ||
+                 (chr == '\\' && isSpecial(url))
+               ) {
+                 if (isSpecial(url) && buffer == '') return INVALID_HOST;
+                 if (stateOverride && buffer == '' && (includesCredentials(url) || url.port !== null)) return;
+                 failure = parseHost(url, buffer);
+                 if (failure) return failure;
+                 buffer = '';
+                 state = PATH_START;
+                 if (stateOverride) return;
+                 continue;
+               } else {
+                 if (chr == '[') seenBracket = true;
+                 else if (chr == ']') seenBracket = false;
+                 buffer += chr;
+               } break;
 
-                 if (extent.intersects(point)) {
-                   loc = point;
-                 } else {
-                   for (var k = 0; k < 4; k++) {
-                     point = geoLineIntersection([a.loc, b.loc], [poly[k], poly[k + 1]]);
+             case PORT:
+               if (exec(DIGIT, chr)) {
+                 buffer += chr;
+               } else if (
+                 chr == EOF || chr == '/' || chr == '?' || chr == '#' ||
+                 (chr == '\\' && isSpecial(url)) ||
+                 stateOverride
+               ) {
+                 if (buffer != '') {
+                   var port = parseInt$1(buffer, 10);
+                   if (port > 0xFFFF) return INVALID_PORT;
+                   url.port = (isSpecial(url) && port === specialSchemes[url.scheme]) ? null : port;
+                   buffer = '';
+                 }
+                 if (stateOverride) return;
+                 state = PATH_START;
+                 continue;
+               } else return INVALID_PORT;
+               break;
 
-                     if (point && geoVecLength(projection(a.loc), projection(point)) > 20 && geoVecLength(projection(b.loc), projection(point)) > 20) {
-                       loc = point;
-                       break;
-                     }
+             case FILE:
+               url.scheme = 'file';
+               if (chr == '/' || chr == '\\') state = FILE_SLASH;
+               else if (base && base.scheme == 'file') {
+                 if (chr == EOF) {
+                   url.host = base.host;
+                   url.path = arraySlice(base.path);
+                   url.query = base.query;
+                 } else if (chr == '?') {
+                   url.host = base.host;
+                   url.path = arraySlice(base.path);
+                   url.query = '';
+                   state = QUERY;
+                 } else if (chr == '#') {
+                   url.host = base.host;
+                   url.path = arraySlice(base.path);
+                   url.query = base.query;
+                   url.fragment = '';
+                   state = FRAGMENT;
+                 } else {
+                   if (!startsWithWindowsDriveLetter(join(arraySlice(codePoints, pointer), ''))) {
+                     url.host = base.host;
+                     url.path = arraySlice(base.path);
+                     shortenURLsPath(url);
                    }
+                   state = PATH;
+                   continue;
                  }
+               } else {
+                 state = PATH;
+                 continue;
+               } break;
 
-                 if (loc) {
-                   midpoints[id] = {
-                     type: 'midpoint',
-                     id: id,
-                     loc: loc,
-                     edge: [a.id, b.id],
-                     parents: [entity]
-                   };
-                 }
+             case FILE_SLASH:
+               if (chr == '/' || chr == '\\') {
+                 state = FILE_HOST;
+                 break;
                }
-             }
-           }
+               if (base && base.scheme == 'file' && !startsWithWindowsDriveLetter(join(arraySlice(codePoints, pointer), ''))) {
+                 if (isWindowsDriveLetter(base.path[0], true)) push(url.path, base.path[0]);
+                 else url.host = base.host;
+               }
+               state = PATH;
+               continue;
 
-           function midpointFilter(d) {
-             if (midpoints[d.id]) return true;
+             case FILE_HOST:
+               if (chr == EOF || chr == '/' || chr == '\\' || chr == '?' || chr == '#') {
+                 if (!stateOverride && isWindowsDriveLetter(buffer)) {
+                   state = PATH;
+                 } else if (buffer == '') {
+                   url.host = '';
+                   if (stateOverride) return;
+                   state = PATH_START;
+                 } else {
+                   failure = parseHost(url, buffer);
+                   if (failure) return failure;
+                   if (url.host == 'localhost') url.host = '';
+                   if (stateOverride) return;
+                   buffer = '';
+                   state = PATH_START;
+                 } continue;
+               } else buffer += chr;
+               break;
 
-             for (var i = 0; i < d.parents.length; i++) {
-               if (filter(d.parents[i])) {
-                 return true;
-               }
-             }
+             case PATH_START:
+               if (isSpecial(url)) {
+                 state = PATH;
+                 if (chr != '/' && chr != '\\') continue;
+               } else if (!stateOverride && chr == '?') {
+                 url.query = '';
+                 state = QUERY;
+               } else if (!stateOverride && chr == '#') {
+                 url.fragment = '';
+                 state = FRAGMENT;
+               } else if (chr != EOF) {
+                 state = PATH;
+                 if (chr != '/') continue;
+               } break;
 
-             return false;
-           }
+             case PATH:
+               if (
+                 chr == EOF || chr == '/' ||
+                 (chr == '\\' && isSpecial(url)) ||
+                 (!stateOverride && (chr == '?' || chr == '#'))
+               ) {
+                 if (isDoubleDot(buffer)) {
+                   shortenURLsPath(url);
+                   if (chr != '/' && !(chr == '\\' && isSpecial(url))) {
+                     push(url.path, '');
+                   }
+                 } else if (isSingleDot(buffer)) {
+                   if (chr != '/' && !(chr == '\\' && isSpecial(url))) {
+                     push(url.path, '');
+                   }
+                 } else {
+                   if (url.scheme == 'file' && !url.path.length && isWindowsDriveLetter(buffer)) {
+                     if (url.host) url.host = '';
+                     buffer = charAt(buffer, 0) + ':'; // normalize windows drive letter
+                   }
+                   push(url.path, buffer);
+                 }
+                 buffer = '';
+                 if (url.scheme == 'file' && (chr == EOF || chr == '?' || chr == '#')) {
+                   while (url.path.length > 1 && url.path[0] === '') {
+                     shift(url.path);
+                   }
+                 }
+                 if (chr == '?') {
+                   url.query = '';
+                   state = QUERY;
+                 } else if (chr == '#') {
+                   url.fragment = '';
+                   state = FRAGMENT;
+                 }
+               } else {
+                 buffer += percentEncode(chr, pathPercentEncodeSet);
+               } break;
 
-           var groups = drawLayer.selectAll('.midpoint').filter(midpointFilter).data(Object.values(midpoints), function (d) {
-             return d.id;
-           });
-           groups.exit().remove();
-           var enter = groups.enter().insert('g', ':first-child').attr('class', 'midpoint');
-           enter.append('polygon').attr('points', '-6,8 10,0 -6,-8').attr('class', 'shadow');
-           enter.append('polygon').attr('points', '-3,4 5,0 -3,-4').attr('class', 'fill');
-           groups = groups.merge(enter).attr('transform', function (d) {
-             var translate = svgPointTransform(projection);
-             var a = graph.entity(d.edge[0]);
-             var b = graph.entity(d.edge[1]);
-             var angle = geoAngle(a, b, projection) * (180 / Math.PI);
-             return translate(d) + ' rotate(' + angle + ')';
-           }).call(svgTagClasses().tags(function (d) {
-             return d.parents[0].tags;
-           })); // Propagate data bindings.
+             case CANNOT_BE_A_BASE_URL_PATH:
+               if (chr == '?') {
+                 url.query = '';
+                 state = QUERY;
+               } else if (chr == '#') {
+                 url.fragment = '';
+                 state = FRAGMENT;
+               } else if (chr != EOF) {
+                 url.path[0] += percentEncode(chr, C0ControlPercentEncodeSet);
+               } break;
 
-           groups.select('polygon.shadow');
-           groups.select('polygon.fill'); // Draw touch targets..
+             case QUERY:
+               if (!stateOverride && chr == '#') {
+                 url.fragment = '';
+                 state = FRAGMENT;
+               } else if (chr != EOF) {
+                 if (chr == "'" && isSpecial(url)) url.query += '%27';
+                 else if (chr == '#') url.query += '%23';
+                 else url.query += percentEncode(chr, C0ControlPercentEncodeSet);
+               } break;
 
-           touchLayer.call(drawTargets, graph, Object.values(midpoints), midpointFilter);
-         }
+             case FRAGMENT:
+               if (chr != EOF) url.fragment += percentEncode(chr, fragmentPercentEncodeSet);
+               break;
+           }
 
-         return drawMidpoints;
-       }
+           pointer++;
+         }
+       };
 
-       function svgPoints(projection, context) {
-         function markerPath(selection, klass) {
-           selection.attr('class', klass).attr('transform', 'translate(-8, -23)').attr('d', 'M 17,8 C 17,13 11,21 8.5,23.5 C 6,21 0,13 0,8 C 0,4 4,-0.5 8.5,-0.5 C 13,-0.5 17,4 17,8 z');
+       // `URL` constructor
+       // https://url.spec.whatwg.org/#url-class
+       var URLConstructor = function URL(url /* , base */) {
+         var that = anInstance(this, URLPrototype);
+         var base = arguments.length > 1 ? arguments[1] : undefined;
+         var urlString = $toString(url);
+         var state = setInternalState(that, { type: 'URL' });
+         var baseState, failure;
+         if (base !== undefined) {
+           try {
+             baseState = getInternalURLState(base);
+           } catch (error) {
+             failure = parseURL(baseState = {}, $toString(base));
+             if (failure) throw TypeError$1(failure);
+           }
          }
+         failure = parseURL(state, urlString, null, baseState);
+         if (failure) throw TypeError$1(failure);
+         var searchParams = state.searchParams = new URLSearchParams$1();
+         var searchParamsState = getInternalSearchParamsState(searchParams);
+         searchParamsState.updateSearchParams(state.query);
+         searchParamsState.updateURL = function () {
+           state.query = $toString(searchParams) || null;
+         };
+         if (!DESCRIPTORS) {
+           that.href = call(serializeURL, that);
+           that.origin = call(getOrigin, that);
+           that.protocol = call(getProtocol, that);
+           that.username = call(getUsername, that);
+           that.password = call(getPassword, that);
+           that.host = call(getHost, that);
+           that.hostname = call(getHostname, that);
+           that.port = call(getPort, that);
+           that.pathname = call(getPathname, that);
+           that.search = call(getSearch, that);
+           that.searchParams = call(getSearchParams, that);
+           that.hash = call(getHash, that);
+         }
+       };
 
-         function sortY(a, b) {
-           return b.loc[1] - a.loc[1];
-         } // Avoid exit/enter if we're just moving stuff around.
-         // The node will get a new version but we only need to run the update selection.
+       var URLPrototype = URLConstructor.prototype;
 
+       var serializeURL = function () {
+         var url = getInternalURLState(this);
+         var scheme = url.scheme;
+         var username = url.username;
+         var password = url.password;
+         var host = url.host;
+         var port = url.port;
+         var path = url.path;
+         var query = url.query;
+         var fragment = url.fragment;
+         var output = scheme + ':';
+         if (host !== null) {
+           output += '//';
+           if (includesCredentials(url)) {
+             output += username + (password ? ':' + password : '') + '@';
+           }
+           output += serializeHost(host);
+           if (port !== null) output += ':' + port;
+         } else if (scheme == 'file') output += '//';
+         output += url.cannotBeABaseURL ? path[0] : path.length ? '/' + join(path, '/') : '';
+         if (query !== null) output += '?' + query;
+         if (fragment !== null) output += '#' + fragment;
+         return output;
+       };
 
-         function fastEntityKey(d) {
-           var mode = context.mode();
-           var isMoving = mode && /^(add|draw|drag|move|rotate)/.test(mode.id);
-           return isMoving ? d.id : osmEntity.key(d);
+       var getOrigin = function () {
+         var url = getInternalURLState(this);
+         var scheme = url.scheme;
+         var port = url.port;
+         if (scheme == 'blob') try {
+           return new URLConstructor(scheme.path[0]).origin;
+         } catch (error) {
+           return 'null';
          }
+         if (scheme == 'file' || !isSpecial(url)) return 'null';
+         return scheme + '://' + serializeHost(url.host) + (port !== null ? ':' + port : '');
+       };
 
-         function drawTargets(selection, graph, entities, filter) {
-           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
-           var getTransform = svgPointTransform(projection).geojson;
-           var activeID = context.activeID();
-           var data = [];
-           entities.forEach(function (node) {
-             if (activeID === node.id) return; // draw no target on the activeID
+       var getProtocol = function () {
+         return getInternalURLState(this).scheme + ':';
+       };
 
-             data.push({
-               type: 'Feature',
-               id: node.id,
-               properties: {
-                 target: true,
-                 entity: node
-               },
-               geometry: node.asGeoJSON()
-             });
-           });
-           var targets = selection.selectAll('.point.target').filter(function (d) {
-             return filter(d.properties.entity);
-           }).data(data, function key(d) {
-             return d.id;
-           }); // exit
+       var getUsername = function () {
+         return getInternalURLState(this).username;
+       };
 
-           targets.exit().remove(); // enter/update
+       var getPassword = function () {
+         return getInternalURLState(this).password;
+       };
 
-           targets.enter().append('rect').attr('x', -10).attr('y', -26).attr('width', 20).attr('height', 30).merge(targets).attr('class', function (d) {
-             return 'node point target ' + fillClass + d.id;
-           }).attr('transform', getTransform);
-         }
+       var getHost = function () {
+         var url = getInternalURLState(this);
+         var host = url.host;
+         var port = url.port;
+         return host === null ? ''
+           : port === null ? serializeHost(host)
+           : serializeHost(host) + ':' + port;
+       };
 
-         function drawPoints(selection, graph, entities, filter) {
-           var wireframe = context.surface().classed('fill-wireframe');
-           var zoom = geoScaleToZoom(projection.scale());
-           var base = context.history().base(); // Points with a direction will render as vertices at higher zooms..
+       var getHostname = function () {
+         var host = getInternalURLState(this).host;
+         return host === null ? '' : serializeHost(host);
+       };
 
-           function renderAsPoint(entity) {
-             return entity.geometry(graph) === 'point' && !(zoom >= 18 && entity.directions(graph, projection).length);
-           } // All points will render as vertices in wireframe mode too..
+       var getPort = function () {
+         var port = getInternalURLState(this).port;
+         return port === null ? '' : $toString(port);
+       };
 
+       var getPathname = function () {
+         var url = getInternalURLState(this);
+         var path = url.path;
+         return url.cannotBeABaseURL ? path[0] : path.length ? '/' + join(path, '/') : '';
+       };
 
-           var points = wireframe ? [] : entities.filter(renderAsPoint);
-           points.sort(sortY);
-           var drawLayer = selection.selectAll('.layer-osm.points .points-group.points');
-           var touchLayer = selection.selectAll('.layer-touch.points'); // Draw points..
+       var getSearch = function () {
+         var query = getInternalURLState(this).query;
+         return query ? '?' + query : '';
+       };
 
-           var groups = drawLayer.selectAll('g.point').filter(filter).data(points, fastEntityKey);
-           groups.exit().remove();
-           var enter = groups.enter().append('g').attr('class', function (d) {
-             return 'node point ' + d.id;
-           }).order();
-           enter.append('path').call(markerPath, 'shadow');
-           enter.append('ellipse').attr('cx', 0.5).attr('cy', 1).attr('rx', 6.5).attr('ry', 3).attr('class', 'stroke');
-           enter.append('path').call(markerPath, 'stroke');
-           enter.append('use').attr('transform', 'translate(-5, -19)').attr('class', 'icon').attr('width', '11px').attr('height', '11px');
-           groups = groups.merge(enter).attr('transform', svgPointTransform(projection)).classed('added', function (d) {
-             return !base.entities[d.id]; // if it doesn't exist in the base graph, it's new
-           }).classed('moved', function (d) {
-             return base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].loc, base.entities[d.id].loc);
-           }).classed('retagged', function (d) {
-             return base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].tags, base.entities[d.id].tags);
-           }).call(svgTagClasses());
-           groups.select('.shadow'); // propagate bound data
+       var getSearchParams = function () {
+         return getInternalURLState(this).searchParams;
+       };
 
-           groups.select('.stroke'); // propagate bound data
+       var getHash = function () {
+         var fragment = getInternalURLState(this).fragment;
+         return fragment ? '#' + fragment : '';
+       };
 
-           groups.select('.icon') // propagate bound data
-           .attr('xlink:href', function (entity) {
-             var preset = _mainPresetIndex.match(entity, graph);
-             var picon = preset && preset.icon;
+       var accessorDescriptor = function (getter, setter) {
+         return { get: getter, set: setter, configurable: true, enumerable: true };
+       };
 
-             if (!picon) {
-               return '';
+       if (DESCRIPTORS) {
+         defineProperties(URLPrototype, {
+           // `URL.prototype.href` accessors pair
+           // https://url.spec.whatwg.org/#dom-url-href
+           href: accessorDescriptor(serializeURL, function (href) {
+             var url = getInternalURLState(this);
+             var urlString = $toString(href);
+             var failure = parseURL(url, urlString);
+             if (failure) throw TypeError$1(failure);
+             getInternalSearchParamsState(url.searchParams).updateSearchParams(url.query);
+           }),
+           // `URL.prototype.origin` getter
+           // https://url.spec.whatwg.org/#dom-url-origin
+           origin: accessorDescriptor(getOrigin),
+           // `URL.prototype.protocol` accessors pair
+           // https://url.spec.whatwg.org/#dom-url-protocol
+           protocol: accessorDescriptor(getProtocol, function (protocol) {
+             var url = getInternalURLState(this);
+             parseURL(url, $toString(protocol) + ':', SCHEME_START);
+           }),
+           // `URL.prototype.username` accessors pair
+           // https://url.spec.whatwg.org/#dom-url-username
+           username: accessorDescriptor(getUsername, function (username) {
+             var url = getInternalURLState(this);
+             var codePoints = arrayFrom($toString(username));
+             if (cannotHaveUsernamePasswordPort(url)) return;
+             url.username = '';
+             for (var i = 0; i < codePoints.length; i++) {
+               url.username += percentEncode(codePoints[i], userinfoPercentEncodeSet);
+             }
+           }),
+           // `URL.prototype.password` accessors pair
+           // https://url.spec.whatwg.org/#dom-url-password
+           password: accessorDescriptor(getPassword, function (password) {
+             var url = getInternalURLState(this);
+             var codePoints = arrayFrom($toString(password));
+             if (cannotHaveUsernamePasswordPort(url)) return;
+             url.password = '';
+             for (var i = 0; i < codePoints.length; i++) {
+               url.password += percentEncode(codePoints[i], userinfoPercentEncodeSet);
+             }
+           }),
+           // `URL.prototype.host` accessors pair
+           // https://url.spec.whatwg.org/#dom-url-host
+           host: accessorDescriptor(getHost, function (host) {
+             var url = getInternalURLState(this);
+             if (url.cannotBeABaseURL) return;
+             parseURL(url, $toString(host), HOST);
+           }),
+           // `URL.prototype.hostname` accessors pair
+           // https://url.spec.whatwg.org/#dom-url-hostname
+           hostname: accessorDescriptor(getHostname, function (hostname) {
+             var url = getInternalURLState(this);
+             if (url.cannotBeABaseURL) return;
+             parseURL(url, $toString(hostname), HOSTNAME);
+           }),
+           // `URL.prototype.port` accessors pair
+           // https://url.spec.whatwg.org/#dom-url-port
+           port: accessorDescriptor(getPort, function (port) {
+             var url = getInternalURLState(this);
+             if (cannotHaveUsernamePasswordPort(url)) return;
+             port = $toString(port);
+             if (port == '') url.port = null;
+             else parseURL(url, port, PORT);
+           }),
+           // `URL.prototype.pathname` accessors pair
+           // https://url.spec.whatwg.org/#dom-url-pathname
+           pathname: accessorDescriptor(getPathname, function (pathname) {
+             var url = getInternalURLState(this);
+             if (url.cannotBeABaseURL) return;
+             url.path = [];
+             parseURL(url, $toString(pathname), PATH_START);
+           }),
+           // `URL.prototype.search` accessors pair
+           // https://url.spec.whatwg.org/#dom-url-search
+           search: accessorDescriptor(getSearch, function (search) {
+             var url = getInternalURLState(this);
+             search = $toString(search);
+             if (search == '') {
+               url.query = null;
              } else {
-               var isMaki = /^maki-/.test(picon);
-               return '#' + picon + (isMaki ? '-11' : '');
+               if ('?' == charAt(search, 0)) search = stringSlice(search, 1);
+               url.query = '';
+               parseURL(url, search, QUERY);
              }
-           }); // Draw touch targets..
-
-           touchLayer.call(drawTargets, graph, points, filter);
-         }
-
-         return drawPoints;
+             getInternalSearchParamsState(url.searchParams).updateSearchParams(url.query);
+           }),
+           // `URL.prototype.searchParams` getter
+           // https://url.spec.whatwg.org/#dom-url-searchparams
+           searchParams: accessorDescriptor(getSearchParams),
+           // `URL.prototype.hash` accessors pair
+           // https://url.spec.whatwg.org/#dom-url-hash
+           hash: accessorDescriptor(getHash, function (hash) {
+             var url = getInternalURLState(this);
+             hash = $toString(hash);
+             if (hash == '') {
+               url.fragment = null;
+               return;
+             }
+             if ('#' == charAt(hash, 0)) hash = stringSlice(hash, 1);
+             url.fragment = '';
+             parseURL(url, hash, FRAGMENT);
+           })
+         });
        }
 
-       function svgTurns(projection, context) {
-         function icon(turn) {
-           var u = turn.u ? '-u' : '';
-           if (turn.no) return '#iD-turn-no' + u;
-           if (turn.only) return '#iD-turn-only' + u;
-           return '#iD-turn-yes' + u;
-         }
+       // `URL.prototype.toJSON` method
+       // https://url.spec.whatwg.org/#dom-url-tojson
+       redefine(URLPrototype, 'toJSON', function toJSON() {
+         return call(serializeURL, this);
+       }, { enumerable: true });
 
-         function drawTurns(selection, graph, turns) {
-           function turnTransform(d) {
-             var pxRadius = 50;
-             var toWay = graph.entity(d.to.way);
-             var toPoints = graph.childNodes(toWay).map(function (n) {
-               return n.loc;
-             }).map(projection);
-             var toLength = geoPathLength(toPoints);
-             var mid = toLength / 2; // midpoint of destination way
+       // `URL.prototype.toString` method
+       // https://url.spec.whatwg.org/#URL-stringification-behavior
+       redefine(URLPrototype, 'toString', function toString() {
+         return call(serializeURL, this);
+       }, { enumerable: true });
 
-             var toNode = graph.entity(d.to.node);
-             var toVertex = graph.entity(d.to.vertex);
-             var a = geoAngle(toVertex, toNode, projection);
-             var o = projection(toVertex.loc);
-             var r = d.u ? 0 // u-turn: no radius
-             : !toWay.__via ? pxRadius // leaf way: put marker at pxRadius
-             : Math.min(mid, pxRadius); // via way: prefer pxRadius, fallback to mid for very short ways
+       if (NativeURL) {
+         var nativeCreateObjectURL = NativeURL.createObjectURL;
+         var nativeRevokeObjectURL = NativeURL.revokeObjectURL;
+         // `URL.createObjectURL` method
+         // https://developer.mozilla.org/en-US/docs/Web/API/URL/createObjectURL
+         if (nativeCreateObjectURL) redefine(URLConstructor, 'createObjectURL', bind$2(nativeCreateObjectURL, NativeURL));
+         // `URL.revokeObjectURL` method
+         // https://developer.mozilla.org/en-US/docs/Web/API/URL/revokeObjectURL
+         if (nativeRevokeObjectURL) redefine(URLConstructor, 'revokeObjectURL', bind$2(nativeRevokeObjectURL, NativeURL));
+       }
 
-             return 'translate(' + (r * Math.cos(a) + o[0]) + ',' + (r * Math.sin(a) + o[1]) + ') ' + 'rotate(' + a * 180 / Math.PI + ')';
-           }
+       setToStringTag(URLConstructor, 'URL');
 
-           var drawLayer = selection.selectAll('.layer-osm.points .points-group.turns');
-           var touchLayer = selection.selectAll('.layer-touch.turns'); // Draw turns..
+       $({ global: true, forced: !USE_NATIVE_URL, sham: !DESCRIPTORS }, {
+         URL: URLConstructor
+       });
 
-           var groups = drawLayer.selectAll('g.turn').data(turns, function (d) {
-             return d.key;
-           }); // exit
+       function uiFieldText(field, context) {
+         var dispatch = dispatch$8('change');
+         var input = select(null);
+         var outlinkButton = select(null);
+         var wrap = select(null);
+         var _entityIDs = [];
 
-           groups.exit().remove(); // enter
+         var _tags;
 
-           var groupsEnter = groups.enter().append('g').attr('class', function (d) {
-             return 'turn ' + d.key;
-           });
-           var turnsEnter = groupsEnter.filter(function (d) {
-             return !d.u;
-           });
-           turnsEnter.append('rect').attr('transform', 'translate(-22, -12)').attr('width', '44').attr('height', '24');
-           turnsEnter.append('use').attr('transform', 'translate(-22, -12)').attr('width', '44').attr('height', '24');
-           var uEnter = groupsEnter.filter(function (d) {
-             return d.u;
-           });
-           uEnter.append('circle').attr('r', '16');
-           uEnter.append('use').attr('transform', 'translate(-16, -16)').attr('width', '32').attr('height', '32'); // update
+         var _phoneFormats = {};
 
-           groups = groups.merge(groupsEnter).attr('opacity', function (d) {
-             return d.direct === false ? '0.7' : null;
-           }).attr('transform', turnTransform);
-           groups.select('use').attr('xlink:href', icon);
-           groups.select('rect'); // propagate bound data
+         if (field.type === 'tel') {
+           _mainFileFetcher.get('phone_formats').then(function (d) {
+             _phoneFormats = d;
+             updatePhonePlaceholder();
+           })["catch"](function () {
+             /* ignore */
+           });
+         }
 
-           groups.select('circle'); // propagate bound data
-           // Draw touch targets..
+         function calcLocked() {
+           // Protect certain fields that have a companion `*:wikidata` value
+           var isLocked = (field.id === 'brand' || field.id === 'network' || field.id === 'operator' || field.id === 'flag') && _entityIDs.length && _entityIDs.some(function (entityID) {
+             var entity = context.graph().hasEntity(entityID);
+             if (!entity) return false; // Features linked to Wikidata are likely important and should be protected
 
-           var fillClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
-           groups = touchLayer.selectAll('g.turn').data(turns, function (d) {
-             return d.key;
-           }); // exit
+             if (entity.tags.wikidata) return true;
+             var preset = _mainPresetIndex.match(entity, context.graph());
+             var isSuggestion = preset && preset.suggestion; // Lock the field if there is a value and a companion `*:wikidata` value
 
-           groups.exit().remove(); // enter
+             var which = field.id; // 'brand', 'network', 'operator', 'flag'
 
-           groupsEnter = groups.enter().append('g').attr('class', function (d) {
-             return 'turn ' + d.key;
-           });
-           turnsEnter = groupsEnter.filter(function (d) {
-             return !d.u;
-           });
-           turnsEnter.append('rect').attr('class', 'target ' + fillClass).attr('transform', 'translate(-22, -12)').attr('width', '44').attr('height', '24');
-           uEnter = groupsEnter.filter(function (d) {
-             return d.u;
+             return isSuggestion && !!entity.tags[which] && !!entity.tags[which + ':wikidata'];
            });
-           uEnter.append('circle').attr('class', 'target ' + fillClass).attr('r', '16'); // update
 
-           groups = groups.merge(groupsEnter).attr('transform', turnTransform);
-           groups.select('rect'); // propagate bound data
+           field.locked(isLocked);
+         }
 
-           groups.select('circle'); // propagate bound data
+         function i(selection) {
+           calcLocked();
+           var isLocked = field.locked();
+           wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
+           input = wrap.selectAll('input').data([0]);
+           input = input.enter().append('input').attr('type', field.type === 'identifier' ? 'text' : field.type).attr('id', field.domId).classed(field.type, true).call(utilNoAuto).merge(input);
+           input.classed('disabled', !!isLocked).attr('readonly', isLocked || null).on('input', change(true)).on('blur', change()).on('change', change());
 
-           return this;
-         }
+           if (field.type === 'tel') {
+             updatePhonePlaceholder();
+           } else if (field.type === 'number') {
+             var rtl = _mainLocalizer.textDirection() === 'rtl';
+             input.attr('type', 'text');
+             var inc = field.increment;
+             var buttons = wrap.selectAll('.increment, .decrement').data(rtl ? [inc, -inc] : [-inc, inc]);
+             buttons.enter().append('button').attr('class', function (d) {
+               var which = d > 0 ? 'increment' : 'decrement';
+               return 'form-field-button ' + which;
+             }).attr('title', function (d) {
+               var which = d > 0 ? 'increment' : 'decrement';
+               return _t("inspector.".concat(which));
+             }).merge(buttons).on('click', function (d3_event, d) {
+               d3_event.preventDefault();
+               var raw_vals = input.node().value || '0';
+               var vals = raw_vals.split(';');
+               vals = vals.map(function (v) {
+                 var num = parseFloat(v.trim(), 10);
+                 return isFinite(num) ? clamped(num + d) : v.trim();
+               });
+               input.node().value = vals.join(';');
+               change()();
+             });
+           } else if (field.type === 'identifier' && field.urlFormat && field.pattern) {
+             input.attr('type', 'text');
+             outlinkButton = wrap.selectAll('.foreign-id-permalink').data([0]);
+             outlinkButton.enter().append('button').call(svgIcon('#iD-icon-out-link')).attr('class', 'form-field-button foreign-id-permalink').attr('title', function () {
+               var domainResults = /^https?:\/\/(.{1,}?)\//.exec(field.urlFormat);
 
-         return drawTurns;
-       }
+               if (domainResults.length >= 2 && domainResults[1]) {
+                 var domain = domainResults[1];
+                 return _t('icons.view_on', {
+                   domain: domain
+                 });
+               }
 
-       function svgVertices(projection, context) {
-         var radiuses = {
-           //       z16-, z17,   z18+,  w/icon
-           shadow: [6, 7.5, 7.5, 12],
-           stroke: [2.5, 3.5, 3.5, 8],
-           fill: [1, 1.5, 1.5, 1.5]
-         };
+               return '';
+             }).on('click', function (d3_event) {
+               d3_event.preventDefault();
+               var value = validIdentifierValueForLink();
 
-         var _currHoverTarget;
+               if (value) {
+                 var url = field.urlFormat.replace(/{value}/, encodeURIComponent(value));
+                 window.open(url, '_blank');
+               }
+             }).merge(outlinkButton);
+           } else if (field.type === 'url') {
+             input.attr('type', 'text');
+             outlinkButton = wrap.selectAll('.foreign-id-permalink').data([0]);
+             outlinkButton.enter().append('button').call(svgIcon('#iD-icon-out-link')).attr('class', 'form-field-button foreign-id-permalink').attr('title', function () {
+               return _t('icons.visit_website');
+             }).on('click', function (d3_event) {
+               d3_event.preventDefault();
+               var value = validIdentifierValueForLink();
+               if (value) window.open(value, '_blank');
+             }).merge(outlinkButton);
+           } else if (field.key.split(':').includes('colour')) {
+             input.attr('type', 'text');
+             updateColourPreview();
+           }
+         }
 
-         var _currPersistent = {};
-         var _currHover = {};
-         var _prevHover = {};
-         var _currSelected = {};
-         var _prevSelected = {};
-         var _radii = {};
+         function isColourValid(colour) {
+           if (!colour.match(/^(#([0-9a-fA-F]{3}){1,2}|\w+)$/)) {
+             // OSM only supports hex or named colors
+             return false;
+           } else if (!CSS.supports('color', colour) || ['unset', 'inherit', 'initial', 'revert'].includes(colour)) {
+             // see https://stackoverflow.com/a/68217760/1627467
+             return false;
+           }
 
-         function sortY(a, b) {
-           return b.loc[1] - a.loc[1];
-         } // Avoid exit/enter if we're just moving stuff around.
-         // The node will get a new version but we only need to run the update selection.
+           return true;
+         }
 
+         function updateColourPreview() {
+           wrap.selectAll('.colour-preview').remove();
+           var colour = utilGetSetValue(input);
+           if (!isColourValid(colour) && colour !== '') return;
+           var colourSelector = wrap.selectAll('.colour-selector').data([0]);
+           outlinkButton = wrap.selectAll('.colour-preview').data([colour]);
+           colourSelector.enter().append('input').attr('type', 'color').attr('class', 'form-field-button colour-selector').attr('value', colour).on('input', debounce(function (d3_event) {
+             d3_event.preventDefault();
+             var colour = this.value;
+             if (!isColourValid(colour)) return;
+             utilGetSetValue(input, this.value);
+             change()();
+             updateColourPreview();
+           }, 100));
+           outlinkButton = outlinkButton.enter().append('div').attr('class', 'form-field-button colour-preview').append('div').style('background-color', function (d) {
+             return d;
+           }).attr('class', 'colour-box');
 
-         function fastEntityKey(d) {
-           var mode = context.mode();
-           var isMoving = mode && /^(add|draw|drag|move|rotate)/.test(mode.id);
-           return isMoving ? d.id : osmEntity.key(d);
+           if (colour === '') {
+             outlinkButton = outlinkButton.call(svgIcon('#iD-icon-edit'));
+           }
+
+           outlinkButton.on('click', function () {
+             return wrap.select('.colour-selector').node().click();
+           }).merge(outlinkButton);
          }
 
-         function draw(selection, graph, vertices, sets, filter) {
-           sets = sets || {
-             selected: {},
-             important: {},
-             hovered: {}
-           };
-           var icons = {};
-           var directions = {};
-           var wireframe = context.surface().classed('fill-wireframe');
-           var zoom = geoScaleToZoom(projection.scale());
-           var z = zoom < 17 ? 0 : zoom < 18 ? 1 : 2;
-           var activeID = context.activeID();
-           var base = context.history().base();
+         function updatePhonePlaceholder() {
+           if (input.empty() || !Object.keys(_phoneFormats).length) return;
+           var extent = combinedEntityExtent();
+           var countryCode = extent && iso1A2Code(extent.center());
 
-           function getIcon(d) {
-             // always check latest entity, as fastEntityKey avoids enter/exit now
-             var entity = graph.entity(d.id);
-             if (entity.id in icons) return icons[entity.id];
-             icons[entity.id] = entity.hasInterestingTags() && _mainPresetIndex.match(entity, graph).icon;
-             return icons[entity.id];
-           } // memoize directions results, return false for empty arrays (for use in filter)
+           var format = countryCode && _phoneFormats[countryCode.toLowerCase()];
 
+           if (format) input.attr('placeholder', format);
+         }
 
-           function getDirections(entity) {
-             if (entity.id in directions) return directions[entity.id];
-             var angles = entity.directions(graph, projection);
-             directions[entity.id] = angles.length ? angles : false;
-             return angles;
+         function validIdentifierValueForLink() {
+           var value = utilGetSetValue(input).trim();
+
+           if (field.type === 'url' && value) {
+             try {
+               return new URL(value).href;
+             } catch (e) {
+               return null;
+             }
            }
 
-           function updateAttributes(selection) {
-             ['shadow', 'stroke', 'fill'].forEach(function (klass) {
-               var rads = radiuses[klass];
-               selection.selectAll('.' + klass).each(function (entity) {
-                 var i = z && getIcon(entity);
-                 var r = rads[i ? 3 : z]; // slightly increase the size of unconnected endpoints #3775
+           if (field.type === 'identifier' && field.pattern) {
+             return value && value.match(new RegExp(field.pattern))[0];
+           }
 
-                 if (entity.id !== activeID && entity.isEndpoint(graph) && !entity.isConnected(graph)) {
-                   r += 1.5;
-                 }
+           return null;
+         } // clamp number to min/max
 
-                 if (klass === 'shadow') {
-                   // remember this value, so we don't need to
-                   _radii[entity.id] = r; // recompute it when we draw the touch targets
-                 }
 
-                 select(this).attr('r', r).attr('visibility', i && klass === 'fill' ? 'hidden' : null);
-               });
-             });
+         function clamped(num) {
+           if (field.minValue !== undefined) {
+             num = Math.max(num, field.minValue);
            }
 
-           vertices.sort(sortY);
-           var groups = selection.selectAll('g.vertex').filter(filter).data(vertices, fastEntityKey); // exit
-
-           groups.exit().remove(); // enter
+           if (field.maxValue !== undefined) {
+             num = Math.min(num, field.maxValue);
+           }
 
-           var enter = groups.enter().append('g').attr('class', function (d) {
-             return 'node vertex ' + d.id;
-           }).order();
-           enter.append('circle').attr('class', 'shadow');
-           enter.append('circle').attr('class', 'stroke'); // Vertices with tags get a fill.
+           return num;
+         }
 
-           enter.filter(function (d) {
-             return d.hasInterestingTags();
-           }).append('circle').attr('class', 'fill'); // update
+         function change(onInput) {
+           return function () {
+             var t = {};
+             var val = utilGetSetValue(input);
+             if (!onInput) val = context.cleanTagValue(val); // don't override multiple values with blank string
 
-           groups = groups.merge(enter).attr('transform', svgPointTransform(projection)).classed('sibling', function (d) {
-             return d.id in sets.selected;
-           }).classed('shared', function (d) {
-             return graph.isShared(d);
-           }).classed('endpoint', function (d) {
-             return d.isEndpoint(graph);
-           }).classed('added', function (d) {
-             return !base.entities[d.id]; // if it doesn't exist in the base graph, it's new
-           }).classed('moved', function (d) {
-             return base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].loc, base.entities[d.id].loc);
-           }).classed('retagged', function (d) {
-             return base.entities[d.id] && !fastDeepEqual(graph.entities[d.id].tags, base.entities[d.id].tags);
-           }).call(updateAttributes); // Vertices with icons get a `use`.
+             if (!val && Array.isArray(_tags[field.key])) return;
 
-           var iconUse = groups.selectAll('.icon').data(function data(d) {
-             return zoom >= 17 && getIcon(d) ? [d] : [];
-           }, fastEntityKey); // exit
+             if (!onInput) {
+               if (field.type === 'number' && val) {
+                 var vals = val.split(';');
+                 vals = vals.map(function (v) {
+                   var num = parseFloat(v.trim(), 10);
+                   return isFinite(num) ? clamped(num) : v.trim();
+                 });
+                 val = vals.join(';');
+               }
 
-           iconUse.exit().remove(); // enter
+               utilGetSetValue(input, val);
+             }
 
-           iconUse.enter().append('use').attr('class', 'icon').attr('width', '11px').attr('height', '11px').attr('transform', 'translate(-5.5, -5.5)').attr('xlink:href', function (d) {
-             var picon = getIcon(d);
-             var isMaki = /^maki-/.test(picon);
-             return '#' + picon + (isMaki ? '-11' : '');
-           }); // Vertices with directions get viewfields
+             t[field.key] = val || undefined;
+             dispatch.call('change', this, t, onInput);
+           };
+         }
 
-           var dgroups = groups.selectAll('.viewfieldgroup').data(function data(d) {
-             return zoom >= 18 && getDirections(d) ? [d] : [];
-           }, fastEntityKey); // exit
+         i.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           return i;
+         };
 
-           dgroups.exit().remove(); // enter/update
+         i.tags = function (tags) {
+           _tags = tags;
+           var isMixed = Array.isArray(tags[field.key]);
+           utilGetSetValue(input, !isMixed && tags[field.key] ? tags[field.key] : '').attr('title', isMixed ? tags[field.key].filter(Boolean).join('\n') : undefined).attr('placeholder', isMixed ? _t('inspector.multiple_values') : field.placeholder() || _t('inspector.unknown')).classed('mixed', isMixed);
+           if (field.key.split(':').includes('colour')) updateColourPreview();
 
-           dgroups = dgroups.enter().insert('g', '.shadow').attr('class', 'viewfieldgroup').merge(dgroups);
-           var viewfields = dgroups.selectAll('.viewfield').data(getDirections, function key(d) {
-             return osmEntity.key(d);
-           }); // exit
+           if (outlinkButton && !outlinkButton.empty()) {
+             var disabled = !validIdentifierValueForLink();
+             outlinkButton.classed('disabled', disabled);
+           }
+         };
 
-           viewfields.exit().remove(); // enter/update
+         i.focus = function () {
+           var node = input.node();
+           if (node) node.focus();
+         };
 
-           viewfields.enter().append('path').attr('class', 'viewfield').attr('d', 'M0,0H0').merge(viewfields).attr('marker-start', 'url(#ideditor-viewfield-marker' + (wireframe ? '-wireframe' : '') + ')').attr('transform', function (d) {
-             return 'rotate(' + d + ')';
-           });
+         function combinedEntityExtent() {
+           return _entityIDs && _entityIDs.length && utilTotalExtent(_entityIDs, context.graph());
          }
 
-         function drawTargets(selection, graph, entities, filter) {
-           var targetClass = context.getDebug('target') ? 'pink ' : 'nocolor ';
-           var nopeClass = context.getDebug('target') ? 'red ' : 'nocolor ';
-           var getTransform = svgPointTransform(projection).geojson;
-           var activeID = context.activeID();
-           var data = {
-             targets: [],
-             nopes: []
-           };
-           entities.forEach(function (node) {
-             if (activeID === node.id) return; // draw no target on the activeID
+         return utilRebind(i, dispatch, 'on');
+       }
 
-             var vertexType = svgPassiveVertex(node, graph, activeID);
+       function uiFieldAccess(field, context) {
+         var dispatch = dispatch$8('change');
+         var items = select(null);
 
-             if (vertexType !== 0) {
-               // passive or adjacent - allow to connect
-               data.targets.push({
-                 type: 'Feature',
-                 id: node.id,
-                 properties: {
-                   target: true,
-                   entity: node
-                 },
-                 geometry: node.asGeoJSON()
-               });
-             } else {
-               data.nopes.push({
-                 type: 'Feature',
-                 id: node.id + '-nope',
-                 properties: {
-                   nope: true,
-                   target: true,
-                   entity: node
-                 },
-                 geometry: node.asGeoJSON()
-               });
-             }
-           }); // Targets allow hover and vertex snapping
+         var _tags;
 
-           var targets = selection.selectAll('.vertex.target-allowed').filter(function (d) {
-             return filter(d.properties.entity);
-           }).data(data.targets, function key(d) {
-             return d.id;
-           }); // exit
+         function access(selection) {
+           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
+           var list = wrap.selectAll('ul').data([0]);
+           list = list.enter().append('ul').attr('class', 'rows').merge(list);
+           items = list.selectAll('li').data(field.keys); // Enter
 
-           targets.exit().remove(); // enter/update
+           var enter = items.enter().append('li').attr('class', function (d) {
+             return 'labeled-input preset-access-' + d;
+           });
+           enter.append('span').attr('class', 'label preset-label-access').attr('for', function (d) {
+             return 'preset-input-access-' + d;
+           }).html(function (d) {
+             return field.t.html('types.' + d);
+           });
+           enter.append('div').attr('class', 'preset-input-access-wrap').append('input').attr('type', 'text').attr('class', function (d) {
+             return 'preset-input-access preset-input-access-' + d;
+           }).call(utilNoAuto).each(function (d) {
+             select(this).call(uiCombobox(context, 'access-' + d).data(access.options(d)));
+           }); // Update
 
-           targets.enter().append('circle').attr('r', function (d) {
-             return _radii[d.id] || radiuses.shadow[3];
-           }).merge(targets).attr('class', function (d) {
-             return 'node vertex target target-allowed ' + targetClass + d.id;
-           }).attr('transform', getTransform); // NOPE
+           items = items.merge(enter);
+           wrap.selectAll('.preset-input-access').on('change', change).on('blur', change);
+         }
 
-           var nopes = selection.selectAll('.vertex.target-nope').filter(function (d) {
-             return filter(d.properties.entity);
-           }).data(data.nopes, function key(d) {
-             return d.id;
-           }); // exit
+         function change(d3_event, d) {
+           var tag = {};
+           var value = context.cleanTagValue(utilGetSetValue(select(this))); // don't override multiple values with blank string
 
-           nopes.exit().remove(); // enter/update
+           if (!value && typeof _tags[d] !== 'string') return;
+           tag[d] = value || undefined;
+           dispatch.call('change', this, tag);
+         }
 
-           nopes.enter().append('circle').attr('r', function (d) {
-             return _radii[d.properties.entity.id] || radiuses.shadow[3];
-           }).merge(nopes).attr('class', function (d) {
-             return 'node vertex target target-nope ' + nopeClass + d.id;
-           }).attr('transform', getTransform);
-         } // Points can also render as vertices:
-         // 1. in wireframe mode or
-         // 2. at higher zooms if they have a direction
+         access.options = function (type) {
+           var options = ['no', 'permissive', 'private', 'permit', 'destination', 'customers', 'unknown'];
 
+           if (type !== 'access') {
+             options.unshift('yes');
+             options.push('designated');
 
-         function renderAsVertex(entity, graph, wireframe, zoom) {
-           var geometry = entity.geometry(graph);
-           return geometry === 'vertex' || geometry === 'point' && (wireframe || zoom >= 18 && entity.directions(graph, projection).length);
-         }
+             if (type === 'bicycle') {
+               options.push('dismount');
+             }
+           }
 
-         function isEditedNode(node, base, head) {
-           var baseNode = base.entities[node.id];
-           var headNode = head.entities[node.id];
-           return !headNode || !baseNode || !fastDeepEqual(headNode.tags, baseNode.tags) || !fastDeepEqual(headNode.loc, baseNode.loc);
-         }
+           return options.map(function (option) {
+             return {
+               title: field.t('options.' + option + '.description'),
+               value: option
+             };
+           });
+         };
 
-         function getSiblingAndChildVertices(ids, graph, wireframe, zoom) {
-           var results = {};
-           var seenIds = {};
+         var placeholdersByHighway = {
+           footway: {
+             foot: 'designated',
+             motor_vehicle: 'no'
+           },
+           steps: {
+             foot: 'yes',
+             motor_vehicle: 'no',
+             bicycle: 'no',
+             horse: 'no'
+           },
+           pedestrian: {
+             foot: 'yes',
+             motor_vehicle: 'no'
+           },
+           cycleway: {
+             motor_vehicle: 'no',
+             bicycle: 'designated'
+           },
+           bridleway: {
+             motor_vehicle: 'no',
+             horse: 'designated'
+           },
+           path: {
+             foot: 'yes',
+             motor_vehicle: 'no',
+             bicycle: 'yes',
+             horse: 'yes'
+           },
+           motorway: {
+             foot: 'no',
+             motor_vehicle: 'yes',
+             bicycle: 'no',
+             horse: 'no'
+           },
+           trunk: {
+             motor_vehicle: 'yes'
+           },
+           primary: {
+             foot: 'yes',
+             motor_vehicle: 'yes',
+             bicycle: 'yes',
+             horse: 'yes'
+           },
+           secondary: {
+             foot: 'yes',
+             motor_vehicle: 'yes',
+             bicycle: 'yes',
+             horse: 'yes'
+           },
+           tertiary: {
+             foot: 'yes',
+             motor_vehicle: 'yes',
+             bicycle: 'yes',
+             horse: 'yes'
+           },
+           residential: {
+             foot: 'yes',
+             motor_vehicle: 'yes',
+             bicycle: 'yes',
+             horse: 'yes'
+           },
+           unclassified: {
+             foot: 'yes',
+             motor_vehicle: 'yes',
+             bicycle: 'yes',
+             horse: 'yes'
+           },
+           service: {
+             foot: 'yes',
+             motor_vehicle: 'yes',
+             bicycle: 'yes',
+             horse: 'yes'
+           },
+           motorway_link: {
+             foot: 'no',
+             motor_vehicle: 'yes',
+             bicycle: 'no',
+             horse: 'no'
+           },
+           trunk_link: {
+             motor_vehicle: 'yes'
+           },
+           primary_link: {
+             foot: 'yes',
+             motor_vehicle: 'yes',
+             bicycle: 'yes',
+             horse: 'yes'
+           },
+           secondary_link: {
+             foot: 'yes',
+             motor_vehicle: 'yes',
+             bicycle: 'yes',
+             horse: 'yes'
+           },
+           tertiary_link: {
+             foot: 'yes',
+             motor_vehicle: 'yes',
+             bicycle: 'yes',
+             horse: 'yes'
+           }
+         };
 
-           function addChildVertices(entity) {
-             // avoid redundant work and infinite recursion of circular relations
-             if (seenIds[entity.id]) return;
-             seenIds[entity.id] = true;
-             var geometry = entity.geometry(graph);
+         access.tags = function (tags) {
+           _tags = tags;
+           utilGetSetValue(items.selectAll('.preset-input-access'), function (d) {
+             return typeof tags[d] === 'string' ? tags[d] : '';
+           }).classed('mixed', function (d) {
+             return tags[d] && Array.isArray(tags[d]);
+           }).attr('title', function (d) {
+             return tags[d] && Array.isArray(tags[d]) && tags[d].filter(Boolean).join('\n');
+           }).attr('placeholder', function (d) {
+             if (tags[d] && Array.isArray(tags[d])) {
+               return _t('inspector.multiple_values');
+             }
 
-             if (!context.features().isHiddenFeature(entity, graph, geometry)) {
-               var i;
+             if (d === 'access') {
+               return 'yes';
+             }
 
-               if (entity.type === 'way') {
-                 for (i = 0; i < entity.nodes.length; i++) {
-                   var child = graph.hasEntity(entity.nodes[i]);
+             if (tags.access && typeof tags.access === 'string') {
+               return tags.access;
+             }
 
-                   if (child) {
-                     addChildVertices(child);
-                   }
+             if (tags.highway) {
+               if (typeof tags.highway === 'string') {
+                 if (placeholdersByHighway[tags.highway] && placeholdersByHighway[tags.highway][d]) {
+                   return placeholdersByHighway[tags.highway][d];
                  }
-               } else if (entity.type === 'relation') {
-                 for (i = 0; i < entity.members.length; i++) {
-                   var member = graph.hasEntity(entity.members[i].id);
+               } else {
+                 var impliedAccesses = tags.highway.filter(Boolean).map(function (highwayVal) {
+                   return placeholdersByHighway[highwayVal] && placeholdersByHighway[highwayVal][d];
+                 }).filter(Boolean);
 
-                   if (member) {
-                     addChildVertices(member);
-                   }
+                 if (impliedAccesses.length === tags.highway.length && new Set(impliedAccesses).size === 1) {
+                   // if all the highway values have the same implied access for this type then use that
+                   return impliedAccesses[0];
                  }
-               } else if (renderAsVertex(entity, graph, wireframe, zoom)) {
-                 results[entity.id] = entity;
                }
              }
-           }
-
-           ids.forEach(function (id) {
-             var entity = graph.hasEntity(id);
-             if (!entity) return;
 
-             if (entity.type === 'node') {
-               if (renderAsVertex(entity, graph, wireframe, zoom)) {
-                 results[entity.id] = entity;
-                 graph.parentWays(entity).forEach(function (entity) {
-                   addChildVertices(entity);
-                 });
-               }
-             } else {
-               // way, relation
-               addChildVertices(entity);
-             }
+             return field.placeholder();
            });
-           return results;
-         }
+         };
 
-         function drawVertices(selection, graph, entities, filter, extent, fullRedraw) {
-           var wireframe = context.surface().classed('fill-wireframe');
-           var visualDiff = context.surface().classed('highlight-edited');
-           var zoom = geoScaleToZoom(projection.scale());
-           var mode = context.mode();
-           var isMoving = mode && /^(add|draw|drag|move|rotate)/.test(mode.id);
-           var base = context.history().base();
-           var drawLayer = selection.selectAll('.layer-osm.points .points-group.vertices');
-           var touchLayer = selection.selectAll('.layer-touch.points');
+         access.focus = function () {
+           items.selectAll('.preset-input-access').node().focus();
+         };
 
-           if (fullRedraw) {
-             _currPersistent = {};
-             _radii = {};
-           } // Collect important vertices from the `entities` list..
-           // (during a partial redraw, it will not contain everything)
+         return utilRebind(access, dispatch, 'on');
+       }
 
+       function uiFieldAddress(field, context) {
+         var dispatch = dispatch$8('change');
 
-           for (var i = 0; i < entities.length; i++) {
-             var entity = entities[i];
-             var geometry = entity.geometry(graph);
-             var keep = false; // a point that looks like a vertex..
+         var _selection = select(null);
 
-             if (geometry === 'point' && renderAsVertex(entity, graph, wireframe, zoom)) {
-               _currPersistent[entity.id] = entity;
-               keep = true; // a vertex of some importance..
-             } else if (geometry === 'vertex' && (entity.hasInterestingTags() || entity.isEndpoint(graph) || entity.isConnected(graph) || visualDiff && isEditedNode(entity, base, graph))) {
-               _currPersistent[entity.id] = entity;
-               keep = true;
-             } // whatever this is, it's not a persistent vertex..
+         var _wrap = select(null);
 
+         var addrField = _mainPresetIndex.field('address'); // needed for placeholder strings
 
-             if (!keep && !fullRedraw) {
-               delete _currPersistent[entity.id];
+         var _entityIDs = [];
+
+         var _tags;
+
+         var _countryCode;
+
+         var _addressFormats = [{
+           format: [['housenumber', 'street'], ['city', 'postcode']]
+         }];
+         _mainFileFetcher.get('address_formats').then(function (d) {
+           _addressFormats = d;
+
+           if (!_selection.empty()) {
+             _selection.call(address);
+           }
+         })["catch"](function () {
+           /* ignore */
+         });
+
+         function getNearStreets() {
+           var extent = combinedEntityExtent();
+           var l = extent.center();
+           var box = geoExtent(l).padByMeters(200);
+           var streets = context.history().intersects(box).filter(isAddressable).map(function (d) {
+             var loc = context.projection([(extent[0][0] + extent[1][0]) / 2, (extent[0][1] + extent[1][1]) / 2]);
+             var choice = geoChooseEdge(context.graph().childNodes(d), loc, context.projection);
+             return {
+               title: d.tags.name,
+               value: d.tags.name,
+               dist: choice.distance
+             };
+           }).sort(function (a, b) {
+             return a.dist - b.dist;
+           });
+           return utilArrayUniqBy(streets, 'value');
+
+           function isAddressable(d) {
+             return d.tags.highway && d.tags.name && d.type === 'way';
+           }
+         }
+
+         function getNearCities() {
+           var extent = combinedEntityExtent();
+           var l = extent.center();
+           var box = geoExtent(l).padByMeters(200);
+           var cities = context.history().intersects(box).filter(isAddressable).map(function (d) {
+             return {
+               title: d.tags['addr:city'] || d.tags.name,
+               value: d.tags['addr:city'] || d.tags.name,
+               dist: geoSphericalDistance(d.extent(context.graph()).center(), l)
+             };
+           }).sort(function (a, b) {
+             return a.dist - b.dist;
+           });
+           return utilArrayUniqBy(cities, 'value');
+
+           function isAddressable(d) {
+             if (d.tags.name) {
+               if (d.tags.admin_level === '8' && d.tags.boundary === 'administrative') return true;
+               if (d.tags.border_type === 'city') return true;
+               if (d.tags.place === 'city' || d.tags.place === 'town' || d.tags.place === 'village') return true;
              }
-           } // 3 sets of vertices to consider:
 
+             if (d.tags['addr:city']) return true;
+             return false;
+           }
+         }
 
-           var sets = {
-             persistent: _currPersistent,
-             // persistent = important vertices (render always)
-             selected: _currSelected,
-             // selected + siblings of selected (render always)
-             hovered: _currHover // hovered + siblings of hovered (render only in draw modes)
+         function getNearValues(key) {
+           var extent = combinedEntityExtent();
+           var l = extent.center();
+           var box = geoExtent(l).padByMeters(200);
+           var results = context.history().intersects(box).filter(function hasTag(d) {
+             return _entityIDs.indexOf(d.id) === -1 && d.tags[key];
+           }).map(function (d) {
+             return {
+               title: d.tags[key],
+               value: d.tags[key],
+               dist: geoSphericalDistance(d.extent(context.graph()).center(), l)
+             };
+           }).sort(function (a, b) {
+             return a.dist - b.dist;
+           });
+           return utilArrayUniqBy(results, 'value');
+         }
+
+         function updateForCountryCode() {
+           if (!_countryCode) return;
+           var addressFormat;
 
-           };
-           var all = Object.assign({}, isMoving ? _currHover : {}, _currSelected, _currPersistent); // Draw the vertices..
-           // The filter function controls the scope of what objects d3 will touch (exit/enter/update)
-           // Adjust the filter function to expand the scope beyond whatever entities were passed in.
+           for (var i = 0; i < _addressFormats.length; i++) {
+             var format = _addressFormats[i];
 
-           var filterRendered = function filterRendered(d) {
-             return d.id in _currPersistent || d.id in _currSelected || d.id in _currHover || filter(d);
-           };
+             if (!format.countryCodes) {
+               addressFormat = format; // choose the default format, keep going
+             } else if (format.countryCodes.indexOf(_countryCode) !== -1) {
+               addressFormat = format; // choose the country format, stop here
 
-           drawLayer.call(draw, graph, currentVisible(all), sets, filterRendered); // Draw touch targets..
-           // When drawing, render all targets (not just those affected by a partial redraw)
+               break;
+             }
+           }
 
-           var filterTouch = function filterTouch(d) {
-             return isMoving ? true : filterRendered(d);
+           var dropdowns = addressFormat.dropdowns || ['city', 'county', 'country', 'district', 'hamlet', 'neighbourhood', 'place', 'postcode', 'province', 'quarter', 'state', 'street', 'subdistrict', 'suburb'];
+           var widths = addressFormat.widths || {
+             housenumber: 1 / 3,
+             street: 2 / 3,
+             city: 2 / 3,
+             state: 1 / 4,
+             postcode: 1 / 3
            };
 
-           touchLayer.call(drawTargets, graph, currentVisible(all), filterTouch);
-
-           function currentVisible(which) {
-             return Object.keys(which).map(graph.hasEntity, graph) // the current version of this entity
-             .filter(function (entity) {
-               return entity && entity.intersects(extent, graph);
+           function row(r) {
+             // Normalize widths.
+             var total = r.reduce(function (sum, key) {
+               return sum + (widths[key] || 0.5);
+             }, 0);
+             return r.map(function (key) {
+               return {
+                 id: key,
+                 width: (widths[key] || 0.5) / total
+               };
              });
            }
-         } // partial redraw - only update the selected items..
 
+           var rows = _wrap.selectAll('.addr-row').data(addressFormat.format, function (d) {
+             return d.toString();
+           });
 
-         drawVertices.drawSelected = function (selection, graph, extent) {
-           var wireframe = context.surface().classed('fill-wireframe');
-           var zoom = geoScaleToZoom(projection.scale());
-           _prevSelected = _currSelected || {};
+           rows.exit().remove();
+           rows.enter().append('div').attr('class', 'addr-row').selectAll('input').data(row).enter().append('input').property('type', 'text').call(updatePlaceholder).attr('class', function (d) {
+             return 'addr-' + d.id;
+           }).call(utilNoAuto).each(addDropdown).style('width', function (d) {
+             return d.width * 100 + '%';
+           });
 
-           if (context.map().isInWideSelection()) {
-             _currSelected = {};
-             context.selectedIDs().forEach(function (id) {
-               var entity = graph.hasEntity(id);
-               if (!entity) return;
+           function addDropdown(d) {
+             if (dropdowns.indexOf(d.id) === -1) return; // not a dropdown
 
-               if (entity.type === 'node') {
-                 if (renderAsVertex(entity, graph, wireframe, zoom)) {
-                   _currSelected[entity.id] = entity;
-                 }
-               }
-             });
-           } else {
-             _currSelected = getSiblingAndChildVertices(context.selectedIDs(), graph, wireframe, zoom);
-           } // note that drawVertices will add `_currSelected` automatically if needed..
+             var nearValues = d.id === 'street' ? getNearStreets : d.id === 'city' ? getNearCities : getNearValues;
+             select(this).call(uiCombobox(context, 'address-' + d.id).minItems(1).caseSensitive(true).fetcher(function (value, callback) {
+               callback(nearValues('addr:' + d.id));
+             }));
+           }
 
+           _wrap.selectAll('input').on('blur', change()).on('change', change());
 
-           var filter = function filter(d) {
-             return d.id in _prevSelected;
-           };
+           _wrap.selectAll('input:not(.combobox-input)').on('input', change(true));
 
-           drawVertices(selection, graph, Object.values(_prevSelected), filter, extent, false);
-         }; // partial redraw - only update the hovered items..
+           if (_tags) updateTags(_tags);
+         }
 
+         function address(selection) {
+           _selection = selection;
+           _wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           _wrap = _wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(_wrap);
+           var extent = combinedEntityExtent();
 
-         drawVertices.drawHover = function (selection, graph, target, extent) {
-           if (target === _currHoverTarget) return; // continue only if something changed
+           if (extent) {
+             var countryCode;
 
-           var wireframe = context.surface().classed('fill-wireframe');
-           var zoom = geoScaleToZoom(projection.scale());
-           _prevHover = _currHover || {};
-           _currHoverTarget = target;
-           var entity = target && target.properties && target.properties.entity;
+             if (context.inIntro()) {
+               // localize the address format for the walkthrough
+               countryCode = _t('intro.graph.countrycode');
+             } else {
+               var center = extent.center();
+               countryCode = iso1A2Code(center);
+             }
 
-           if (entity) {
-             _currHover = getSiblingAndChildVertices([entity.id], graph, wireframe, zoom);
-           } else {
-             _currHover = {};
-           } // note that drawVertices will add `_currHover` automatically if needed..
+             if (countryCode) {
+               _countryCode = countryCode.toLowerCase();
+               updateForCountryCode();
+             }
+           }
+         }
 
+         function change(onInput) {
+           return function () {
+             var tags = {};
 
-           var filter = function filter(d) {
-             return d.id in _prevHover;
-           };
+             _wrap.selectAll('input').each(function (subfield) {
+               var key = field.key + ':' + subfield.id;
+               var value = this.value;
+               if (!onInput) value = context.cleanTagValue(value); // don't override multiple values with blank string
 
-           drawVertices(selection, graph, Object.values(_prevHover), filter, extent, false);
-         };
+               if (Array.isArray(_tags[key]) && !value) return;
+               tags[key] = value || undefined;
+             });
 
-         return drawVertices;
-       }
+             dispatch.call('change', this, tags, onInput);
+           };
+         }
 
-       function utilBindOnce(target, type, listener, capture) {
-         var typeOnce = type + '.once';
+         function updatePlaceholder(inputSelection) {
+           return inputSelection.attr('placeholder', function (subfield) {
+             if (_tags && Array.isArray(_tags[field.key + ':' + subfield.id])) {
+               return _t('inspector.multiple_values');
+             }
 
-         function one() {
-           target.on(typeOnce, null);
-           listener.apply(this, arguments);
+             if (_countryCode) {
+               var localkey = subfield.id + '!' + _countryCode;
+               var tkey = addrField.hasTextForStringId('placeholders.' + localkey) ? localkey : subfield.id;
+               return addrField.t('placeholders.' + tkey);
+             }
+           });
          }
 
-         target.on(typeOnce, one, capture);
-         return this;
-       }
+         function updateTags(tags) {
+           utilGetSetValue(_wrap.selectAll('input'), function (subfield) {
+             var val = tags[field.key + ':' + subfield.id];
+             return typeof val === 'string' ? val : '';
+           }).attr('title', function (subfield) {
+             var val = tags[field.key + ':' + subfield.id];
+             return val && Array.isArray(val) ? val.filter(Boolean).join('\n') : undefined;
+           }).classed('mixed', function (subfield) {
+             return Array.isArray(tags[field.key + ':' + subfield.id]);
+           }).call(updatePlaceholder);
+         }
 
-       function defaultFilter$2(d3_event) {
-         return !d3_event.ctrlKey && !d3_event.button;
-       }
+         function combinedEntityExtent() {
+           return _entityIDs && _entityIDs.length && utilTotalExtent(_entityIDs, context.graph());
+         }
 
-       function defaultExtent$1() {
-         var e = this;
+         address.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           return address;
+         };
 
-         if (e instanceof SVGElement) {
-           e = e.ownerSVGElement || e;
+         address.tags = function (tags) {
+           _tags = tags;
+           updateTags(tags);
+         };
 
-           if (e.hasAttribute('viewBox')) {
-             e = e.viewBox.baseVal;
-             return [[e.x, e.y], [e.x + e.width, e.y + e.height]];
-           }
+         address.focus = function () {
+           var node = _wrap.selectAll('input').node();
 
-           return [[0, 0], [e.width.baseVal.value, e.height.baseVal.value]];
-         }
+           if (node) node.focus();
+         };
 
-         return [[0, 0], [e.clientWidth, e.clientHeight]];
+         return utilRebind(address, dispatch, 'on');
        }
 
-       function defaultWheelDelta$1(d3_event) {
-         return -d3_event.deltaY * (d3_event.deltaMode === 1 ? 0.05 : d3_event.deltaMode ? 1 : 0.002);
-       }
+       function uiFieldCycleway(field, context) {
+         var dispatch = dispatch$8('change');
+         var items = select(null);
+         var wrap = select(null);
 
-       function defaultConstrain$1(transform, extent, translateExtent) {
-         var dx0 = transform.invertX(extent[0][0]) - translateExtent[0][0],
-             dx1 = transform.invertX(extent[1][0]) - translateExtent[1][0],
-             dy0 = transform.invertY(extent[0][1]) - translateExtent[0][1],
-             dy1 = transform.invertY(extent[1][1]) - translateExtent[1][1];
-         return transform.translate(dx1 > dx0 ? (dx0 + dx1) / 2 : Math.min(0, dx0) || Math.max(0, dx1), dy1 > dy0 ? (dy0 + dy1) / 2 : Math.min(0, dy0) || Math.max(0, dy1));
-       }
+         var _tags;
 
-       function utilZoomPan() {
-         var filter = defaultFilter$2,
-             extent = defaultExtent$1,
-             constrain = defaultConstrain$1,
-             wheelDelta = defaultWheelDelta$1,
-             scaleExtent = [0, Infinity],
-             translateExtent = [[-Infinity, -Infinity], [Infinity, Infinity]],
-             interpolate = interpolateZoom,
-             dispatch$1 = dispatch('start', 'zoom', 'end'),
-             _wheelDelay = 150,
-             _transform = identity$2,
-             _activeGesture;
+         function cycleway(selection) {
+           function stripcolon(s) {
+             return s.replace(':', '');
+           }
 
-         function zoom(selection) {
-           selection.on('pointerdown.zoom', pointerdown).on('wheel.zoom', wheeled).style('touch-action', 'none').style('-webkit-tap-highlight-color', 'rgba(0,0,0,0)');
-           select(window).on('pointermove.zoompan', pointermove).on('pointerup.zoompan pointercancel.zoompan', pointerup);
+           wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
+           var div = wrap.selectAll('ul').data([0]);
+           div = div.enter().append('ul').attr('class', 'rows').merge(div);
+           var keys = ['cycleway:left', 'cycleway:right'];
+           items = div.selectAll('li').data(keys);
+           var enter = items.enter().append('li').attr('class', function (d) {
+             return 'labeled-input preset-cycleway-' + stripcolon(d);
+           });
+           enter.append('span').attr('class', 'label preset-label-cycleway').attr('for', function (d) {
+             return 'preset-input-cycleway-' + stripcolon(d);
+           }).html(function (d) {
+             return field.t.html('types.' + d);
+           });
+           enter.append('div').attr('class', 'preset-input-cycleway-wrap').append('input').attr('type', 'text').attr('class', function (d) {
+             return 'preset-input-cycleway preset-input-' + stripcolon(d);
+           }).call(utilNoAuto).each(function (d) {
+             select(this).call(uiCombobox(context, 'cycleway-' + stripcolon(d)).data(cycleway.options(d)));
+           });
+           items = items.merge(enter); // Update
+
+           wrap.selectAll('.preset-input-cycleway').on('change', change).on('blur', change);
          }
 
-         zoom.transform = function (collection, transform, point) {
-           var selection = collection.selection ? collection.selection() : collection;
+         function change(d3_event, key) {
+           var newValue = context.cleanTagValue(utilGetSetValue(select(this))); // don't override multiple values with blank string
 
-           if (collection !== selection) {
-             schedule(collection, transform, point);
-           } else {
-             selection.interrupt().each(function () {
-               gesture(this, arguments).start(null).zoom(null, null, typeof transform === 'function' ? transform.apply(this, arguments) : transform).end(null);
-             });
-           }
-         };
+           if (!newValue && (Array.isArray(_tags.cycleway) || Array.isArray(_tags[key]))) return;
 
-         zoom.scaleBy = function (selection, k, p) {
-           zoom.scaleTo(selection, function () {
-             var k0 = _transform.k,
-                 k1 = typeof k === 'function' ? k.apply(this, arguments) : k;
-             return k0 * k1;
-           }, p);
-         };
+           if (newValue === 'none' || newValue === '') {
+             newValue = undefined;
+           }
 
-         zoom.scaleTo = function (selection, k, p) {
-           zoom.transform(selection, function () {
-             var e = extent.apply(this, arguments),
-                 t0 = _transform,
-                 p0 = !p ? centroid(e) : typeof p === 'function' ? p.apply(this, arguments) : p,
-                 p1 = t0.invert(p0),
-                 k1 = typeof k === 'function' ? k.apply(this, arguments) : k;
-             return constrain(translate(scale(t0, k1), p0, p1), e, translateExtent);
-           }, p);
-         };
+           var otherKey = key === 'cycleway:left' ? 'cycleway:right' : 'cycleway:left';
+           var otherValue = typeof _tags.cycleway === 'string' ? _tags.cycleway : _tags[otherKey];
 
-         zoom.translateBy = function (selection, x, y) {
-           zoom.transform(selection, function () {
-             return constrain(_transform.translate(typeof x === 'function' ? x.apply(this, arguments) : x, typeof y === 'function' ? y.apply(this, arguments) : y), extent.apply(this, arguments), translateExtent);
-           });
-         };
+           if (otherValue && Array.isArray(otherValue)) {
+             // we must always have an explicit value for comparison
+             otherValue = otherValue[0];
+           }
 
-         zoom.translateTo = function (selection, x, y, p) {
-           zoom.transform(selection, function () {
-             var e = extent.apply(this, arguments),
-                 t = _transform,
-                 p0 = !p ? centroid(e) : typeof p === 'function' ? p.apply(this, arguments) : p;
-             return constrain(identity$2.translate(p0[0], p0[1]).scale(t.k).translate(typeof x === 'function' ? -x.apply(this, arguments) : -x, typeof y === 'function' ? -y.apply(this, arguments) : -y), e, translateExtent);
-           }, p);
-         };
+           if (otherValue === 'none' || otherValue === '') {
+             otherValue = undefined;
+           }
 
-         function scale(transform, k) {
-           k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], k));
-           return k === transform.k ? transform : new Transform(k, transform.x, transform.y);
-         }
+           var tag = {}; // If the left and right tags match, use the cycleway tag to tag both
+           // sides the same way
 
-         function translate(transform, p0, p1) {
-           var x = p0[0] - p1[0] * transform.k,
-               y = p0[1] - p1[1] * transform.k;
-           return x === transform.x && y === transform.y ? transform : new Transform(transform.k, x, y);
-         }
+           if (newValue === otherValue) {
+             tag = {
+               cycleway: newValue,
+               'cycleway:left': undefined,
+               'cycleway:right': undefined
+             };
+           } else {
+             // Always set both left and right as changing one can affect the other
+             tag = {
+               cycleway: undefined
+             };
+             tag[key] = newValue;
+             tag[otherKey] = otherValue;
+           }
 
-         function centroid(extent) {
-           return [(+extent[0][0] + +extent[1][0]) / 2, (+extent[0][1] + +extent[1][1]) / 2];
+           dispatch.call('change', this, tag);
          }
 
-         function schedule(transition, transform, point) {
-           transition.on('start.zoom', function () {
-             gesture(this, arguments).start(null);
-           }).on('interrupt.zoom end.zoom', function () {
-             gesture(this, arguments).end(null);
-           }).tween('zoom', function () {
-             var that = this,
-                 args = arguments,
-                 g = gesture(that, args),
-                 e = extent.apply(that, args),
-                 p = !point ? centroid(e) : typeof point === 'function' ? point.apply(that, args) : point,
-                 w = Math.max(e[1][0] - e[0][0], e[1][1] - e[0][1]),
-                 a = _transform,
-                 b = typeof transform === 'function' ? transform.apply(that, args) : transform,
-                 i = interpolate(a.invert(p).concat(w / a.k), b.invert(p).concat(w / b.k));
-             return function (t) {
-               if (t === 1) t = b; // Avoid rounding error on end.
-               else {
-                   var l = i(t),
-                       k = w / l[2];
-                   t = new Transform(k, p[0] - l[0] * k, p[1] - l[1] * k);
-                 }
-               g.zoom(null, null, t);
+         cycleway.options = function () {
+           return field.options.map(function (option) {
+             return {
+               title: field.t('options.' + option + '.description'),
+               value: option
              };
            });
-         }
-
-         function gesture(that, args, clean) {
-           return !clean && _activeGesture || new Gesture(that, args);
-         }
-
-         function Gesture(that, args) {
-           this.that = that;
-           this.args = args;
-           this.active = 0;
-           this.extent = extent.apply(that, args);
-         }
-
-         Gesture.prototype = {
-           start: function start(d3_event) {
-             if (++this.active === 1) {
-               _activeGesture = this;
-               dispatch$1.call('start', this, d3_event);
-             }
-
-             return this;
-           },
-           zoom: function zoom(d3_event, key, transform) {
-             if (this.mouse && key !== 'mouse') this.mouse[1] = transform.invert(this.mouse[0]);
-             if (this.pointer0 && key !== 'touch') this.pointer0[1] = transform.invert(this.pointer0[0]);
-             if (this.pointer1 && key !== 'touch') this.pointer1[1] = transform.invert(this.pointer1[0]);
-             _transform = transform;
-             dispatch$1.call('zoom', this, d3_event, key, transform);
-             return this;
-           },
-           end: function end(d3_event) {
-             if (--this.active === 0) {
-               _activeGesture = null;
-               dispatch$1.call('end', this, d3_event);
-             }
-
-             return this;
-           }
          };
 
-         function wheeled(d3_event) {
-           if (!filter.apply(this, arguments)) return;
-           var g = gesture(this, arguments),
-               t = _transform,
-               k = Math.max(scaleExtent[0], Math.min(scaleExtent[1], t.k * Math.pow(2, wheelDelta.apply(this, arguments)))),
-               p = utilFastMouse(this)(d3_event); // If the mouse is in the same location as before, reuse it.
-           // If there were recent wheel events, reset the wheel idle timeout.
+         cycleway.tags = function (tags) {
+           _tags = tags; // If cycleway is set, use that instead of individual values
 
-           if (g.wheel) {
-             if (g.mouse[0][0] !== p[0] || g.mouse[0][1] !== p[1]) {
-               g.mouse[1] = t.invert(g.mouse[0] = p);
-             }
+           var commonValue = typeof tags.cycleway === 'string' && tags.cycleway;
+           utilGetSetValue(items.selectAll('.preset-input-cycleway'), function (d) {
+             if (commonValue) return commonValue;
+             return !tags.cycleway && typeof tags[d] === 'string' ? tags[d] : '';
+           }).attr('title', function (d) {
+             if (Array.isArray(tags.cycleway) || Array.isArray(tags[d])) {
+               var vals = [];
 
-             clearTimeout(g.wheel); // Otherwise, capture the mouse point and location at the start.
-           } else {
-             g.mouse = [p, t.invert(p)];
-             interrupt(this);
-             g.start(d3_event);
-           }
+               if (Array.isArray(tags.cycleway)) {
+                 vals = vals.concat(tags.cycleway);
+               }
 
-           d3_event.preventDefault();
-           d3_event.stopImmediatePropagation();
-           g.wheel = setTimeout(wheelidled, _wheelDelay);
-           g.zoom(d3_event, 'mouse', constrain(translate(scale(t, k), g.mouse[0], g.mouse[1]), g.extent, translateExtent));
+               if (Array.isArray(tags[d])) {
+                 vals = vals.concat(tags[d]);
+               }
 
-           function wheelidled() {
-             g.wheel = null;
-             g.end(d3_event);
-           }
-         }
+               return vals.filter(Boolean).join('\n');
+             }
 
-         var _downPointerIDs = new Set();
+             return null;
+           }).attr('placeholder', function (d) {
+             if (Array.isArray(tags.cycleway) || Array.isArray(tags[d])) {
+               return _t('inspector.multiple_values');
+             }
 
-         var _pointerLocGetter;
+             return field.placeholder();
+           }).classed('mixed', function (d) {
+             return Array.isArray(tags.cycleway) || Array.isArray(tags[d]);
+           });
+         };
 
-         function pointerdown(d3_event) {
-           _downPointerIDs.add(d3_event.pointerId);
+         cycleway.focus = function () {
+           var node = wrap.selectAll('input').node();
+           if (node) node.focus();
+         };
 
-           if (!filter.apply(this, arguments)) return;
-           var g = gesture(this, arguments, _downPointerIDs.size === 1);
-           var started;
-           d3_event.stopImmediatePropagation();
-           _pointerLocGetter = utilFastMouse(this);
+         return utilRebind(cycleway, dispatch, 'on');
+       }
 
-           var loc = _pointerLocGetter(d3_event);
+       function uiFieldLanes(field, context) {
+         var dispatch = dispatch$8('change');
+         var LANE_WIDTH = 40;
+         var LANE_HEIGHT = 200;
+         var _entityIDs = [];
 
-           var p = [loc, _transform.invert(loc), d3_event.pointerId];
+         function lanes(selection) {
+           var lanesData = context.entity(_entityIDs[0]).lanes();
 
-           if (!g.pointer0) {
-             g.pointer0 = p;
-             started = true;
-           } else if (!g.pointer1 && g.pointer0[2] !== p[2]) {
-             g.pointer1 = p;
+           if (!context.container().select('.inspector-wrap.inspector-hidden').empty() || !selection.node().parentNode) {
+             selection.call(lanes.off);
+             return;
            }
 
-           if (started) {
-             interrupt(this);
-             g.start(d3_event);
-           }
+           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
+           var surface = wrap.selectAll('.surface').data([0]);
+           var d = utilGetDimensions(wrap);
+           var freeSpace = d[0] - lanesData.lanes.length * LANE_WIDTH * 1.5 + LANE_WIDTH * 0.5;
+           surface = surface.enter().append('svg').attr('width', d[0]).attr('height', 300).attr('class', 'surface').merge(surface);
+           var lanesSelection = surface.selectAll('.lanes').data([0]);
+           lanesSelection = lanesSelection.enter().append('g').attr('class', 'lanes').merge(lanesSelection);
+           lanesSelection.attr('transform', function () {
+             return 'translate(' + freeSpace / 2 + ', 0)';
+           });
+           var lane = lanesSelection.selectAll('.lane').data(lanesData.lanes);
+           lane.exit().remove();
+           var enter = lane.enter().append('g').attr('class', 'lane');
+           enter.append('g').append('rect').attr('y', 50).attr('width', LANE_WIDTH).attr('height', LANE_HEIGHT);
+           enter.append('g').attr('class', 'forward').append('text').attr('y', 40).attr('x', 14).text('▲');
+           enter.append('g').attr('class', 'bothways').append('text').attr('y', 40).attr('x', 14).text('▲▼');
+           enter.append('g').attr('class', 'backward').append('text').attr('y', 40).attr('x', 14).text('▼');
+           lane = lane.merge(enter);
+           lane.attr('transform', function (d) {
+             return 'translate(' + LANE_WIDTH * d.index * 1.5 + ', 0)';
+           });
+           lane.select('.forward').style('visibility', function (d) {
+             return d.direction === 'forward' ? 'visible' : 'hidden';
+           });
+           lane.select('.bothways').style('visibility', function (d) {
+             return d.direction === 'bothways' ? 'visible' : 'hidden';
+           });
+           lane.select('.backward').style('visibility', function (d) {
+             return d.direction === 'backward' ? 'visible' : 'hidden';
+           });
          }
 
-         function pointermove(d3_event) {
-           if (!_downPointerIDs.has(d3_event.pointerId)) return;
-           if (!_activeGesture || !_pointerLocGetter) return;
-           var g = gesture(this, arguments);
-           var isPointer0 = g.pointer0 && g.pointer0[2] === d3_event.pointerId;
-           var isPointer1 = !isPointer0 && g.pointer1 && g.pointer1[2] === d3_event.pointerId;
+         lanes.entityIDs = function (val) {
+           _entityIDs = val;
+         };
 
-           if ((isPointer0 || isPointer1) && 'buttons' in d3_event && !d3_event.buttons) {
-             // The pointer went up without ending the gesture somehow, e.g.
-             // a down mouse was moved off the map and released. End it here.
-             if (g.pointer0) _downPointerIDs["delete"](g.pointer0[2]);
-             if (g.pointer1) _downPointerIDs["delete"](g.pointer1[2]);
-             g.end(d3_event);
-             return;
-           }
+         lanes.tags = function () {};
 
-           d3_event.preventDefault();
-           d3_event.stopImmediatePropagation();
+         lanes.focus = function () {};
 
-           var loc = _pointerLocGetter(d3_event);
+         lanes.off = function () {};
 
-           var t, p, l;
-           if (isPointer0) g.pointer0[0] = loc;else if (isPointer1) g.pointer1[0] = loc;
-           t = _transform;
+         return utilRebind(lanes, dispatch, 'on');
+       }
+       uiFieldLanes.supportsMultiselection = false;
 
-           if (g.pointer1) {
-             var p0 = g.pointer0[0],
-                 l0 = g.pointer0[1],
-                 p1 = g.pointer1[0],
-                 l1 = g.pointer1[1],
-                 dp = (dp = p1[0] - p0[0]) * dp + (dp = p1[1] - p0[1]) * dp,
-                 dl = (dl = l1[0] - l0[0]) * dl + (dl = l1[1] - l0[1]) * dl;
-             t = scale(t, Math.sqrt(dp / dl));
-             p = [(p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2];
-             l = [(l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2];
-           } else if (g.pointer0) {
-             p = g.pointer0[0];
-             l = g.pointer0[1];
-           } else return;
+       var _languagesArray = [];
+       function uiFieldLocalized(field, context) {
+         var dispatch = dispatch$8('change', 'input');
+         var wikipedia = services.wikipedia;
+         var input = select(null);
+         var localizedInputs = select(null);
 
-           g.zoom(d3_event, 'touch', constrain(translate(t, p, l), g.extent, translateExtent));
-         }
+         var _countryCode;
 
-         function pointerup(d3_event) {
-           if (!_downPointerIDs.has(d3_event.pointerId)) return;
+         var _tags; // A concern here in switching to async data means that _languagesArray will not
+         // be available the first time through, so things like the fetchers and
+         // the language() function will not work immediately.
 
-           _downPointerIDs["delete"](d3_event.pointerId);
 
-           if (!_activeGesture) return;
-           var g = gesture(this, arguments);
-           d3_event.stopImmediatePropagation();
-           if (g.pointer0 && g.pointer0[2] === d3_event.pointerId) delete g.pointer0;else if (g.pointer1 && g.pointer1[2] === d3_event.pointerId) delete g.pointer1;
+         _mainFileFetcher.get('languages').then(loadLanguagesArray)["catch"](function () {
+           /* ignore */
+         });
+         var _territoryLanguages = {};
+         _mainFileFetcher.get('territory_languages').then(function (d) {
+           _territoryLanguages = d;
+         })["catch"](function () {
+           /* ignore */
+         }); // reuse these combos
 
-           if (g.pointer1 && !g.pointer0) {
-             g.pointer0 = g.pointer1;
-             delete g.pointer1;
-           }
+         var langCombo = uiCombobox(context, 'localized-lang').fetcher(fetchLanguages).minItems(0);
 
-           if (g.pointer0) g.pointer0[1] = _transform.invert(g.pointer0[0]);else {
-             g.end(d3_event);
-           }
-         }
+         var _selection = select(null);
 
-         zoom.wheelDelta = function (_) {
-           return arguments.length ? (wheelDelta = utilFunctor(+_), zoom) : wheelDelta;
-         };
+         var _multilingual = [];
 
-         zoom.filter = function (_) {
-           return arguments.length ? (filter = utilFunctor(!!_), zoom) : filter;
-         };
+         var _buttonTip = uiTooltip().title(_t.html('translate.translate')).placement('left');
 
-         zoom.extent = function (_) {
-           return arguments.length ? (extent = utilFunctor([[+_[0][0], +_[0][1]], [+_[1][0], +_[1][1]]]), zoom) : extent;
-         };
+         var _wikiTitles;
 
-         zoom.scaleExtent = function (_) {
-           return arguments.length ? (scaleExtent[0] = +_[0], scaleExtent[1] = +_[1], zoom) : [scaleExtent[0], scaleExtent[1]];
-         };
+         var _entityIDs = [];
 
-         zoom.translateExtent = function (_) {
-           return arguments.length ? (translateExtent[0][0] = +_[0][0], translateExtent[1][0] = +_[1][0], translateExtent[0][1] = +_[0][1], translateExtent[1][1] = +_[1][1], zoom) : [[translateExtent[0][0], translateExtent[0][1]], [translateExtent[1][0], translateExtent[1][1]]];
-         };
+         function loadLanguagesArray(dataLanguages) {
+           if (_languagesArray.length !== 0) return; // some conversion is needed to ensure correct OSM tags are used
 
-         zoom.constrain = function (_) {
-           return arguments.length ? (constrain = _, zoom) : constrain;
-         };
+           var replacements = {
+             sr: 'sr-Cyrl',
+             // in OSM, `sr` implies Cyrillic
+             'sr-Cyrl': false // `sr-Cyrl` isn't used in OSM
 
-         zoom.interpolate = function (_) {
-           return arguments.length ? (interpolate = _, zoom) : interpolate;
-         };
+           };
 
-         zoom._transform = function (_) {
-           return arguments.length ? (_transform = _, zoom) : _transform;
-         };
+           for (var code in dataLanguages) {
+             if (replacements[code] === false) continue;
+             var metaCode = code;
+             if (replacements[code]) metaCode = replacements[code];
 
-         return utilRebind(zoom, dispatch$1, 'on');
-       }
+             _languagesArray.push({
+               localName: _mainLocalizer.languageName(metaCode, {
+                 localOnly: true
+               }),
+               nativeName: dataLanguages[metaCode].nativeName,
+               code: code,
+               label: _mainLocalizer.languageName(metaCode)
+             });
+           }
+         }
 
-       // if pointer events are supported. Falls back to default `dblclick` event.
+         function calcLocked() {
+           // Protect name field for suggestion presets that don't display a brand/operator field
+           var isLocked = field.id === 'name' && _entityIDs.length && _entityIDs.some(function (entityID) {
+             var entity = context.graph().hasEntity(entityID);
+             if (!entity) return false; // Features linked to Wikidata are likely important and should be protected
 
-       function utilDoubleUp() {
-         var dispatch$1 = dispatch('doubleUp');
-         var _maxTimespan = 500; // milliseconds
+             if (entity.tags.wikidata) return true; // Assume the name has already been confirmed if its source has been researched
 
-         var _maxDistance = 20; // web pixels; be somewhat generous to account for touch devices
+             if (entity.tags['name:etymology:wikidata']) return true; // Lock the `name` if this is a suggestion preset that assigns the name,
+             // and the preset does not display a `brand` or `operator` field.
+             // (For presets like hotels, car dealerships, post offices, the `name` should remain editable)
+             // see also similar logic in `outdated_tags.js`
 
-         var _pointer; // object representing the pointer that could trigger double up
+             var preset = _mainPresetIndex.match(entity, context.graph());
 
+             if (preset) {
+               var isSuggestion = preset.suggestion;
+               var fields = preset.fields();
+               var showsBrandField = fields.some(function (d) {
+                 return d.id === 'brand';
+               });
+               var showsOperatorField = fields.some(function (d) {
+                 return d.id === 'operator';
+               });
+               var setsName = preset.addTags.name;
+               var setsBrandWikidata = preset.addTags['brand:wikidata'];
+               var setsOperatorWikidata = preset.addTags['operator:wikidata'];
+               return isSuggestion && setsName && (setsBrandWikidata && !showsBrandField || setsOperatorWikidata && !showsOperatorField);
+             }
 
-         function pointerIsValidFor(loc) {
-           // second pointerup must occur within a small timeframe after the first pointerdown
-           return new Date().getTime() - _pointer.startTime <= _maxTimespan && // all pointer events must occur within a small distance of the first pointerdown
-           geoVecLength(_pointer.startLoc, loc) <= _maxDistance;
-         }
+             return false;
+           });
 
-         function pointerdown(d3_event) {
-           // ignore right-click
-           if (d3_event.ctrlKey || d3_event.button === 2) return;
-           var loc = [d3_event.clientX, d3_event.clientY]; // Don't rely on pointerId here since it can change between pointerdown
-           // events on touch devices
+           field.locked(isLocked);
+         } // update _multilingual, maintaining the existing order
 
-           if (_pointer && !pointerIsValidFor(loc)) {
-             // if this pointer is no longer valid, clear it so another can be started
-             _pointer = undefined;
-           }
 
-           if (!_pointer) {
-             _pointer = {
-               startLoc: loc,
-               startTime: new Date().getTime(),
-               upCount: 0,
-               pointerId: d3_event.pointerId
-             };
-           } else {
-             // double down
-             _pointer.pointerId = d3_event.pointerId;
-           }
-         }
+         function calcMultilingual(tags) {
+           var existingLangsOrdered = _multilingual.map(function (item) {
+             return item.lang;
+           });
 
-         function pointerup(d3_event) {
-           // ignore right-click
-           if (d3_event.ctrlKey || d3_event.button === 2) return;
-           if (!_pointer || _pointer.pointerId !== d3_event.pointerId) return;
-           _pointer.upCount += 1;
+           var existingLangs = new Set(existingLangsOrdered.filter(Boolean));
 
-           if (_pointer.upCount === 2) {
-             // double up!
-             var loc = [d3_event.clientX, d3_event.clientY];
+           for (var k in tags) {
+             var m = k.match(/^(.*):(.*)$/);
 
-             if (pointerIsValidFor(loc)) {
-               var locInThis = utilFastMouse(this)(d3_event);
-               dispatch$1.call('doubleUp', this, d3_event, locInThis);
-             } // clear the pointer info in any case
+             if (m && m[1] === field.key && m[2]) {
+               var item = {
+                 lang: m[2],
+                 value: tags[k]
+               };
 
+               if (existingLangs.has(item.lang)) {
+                 // update the value
+                 _multilingual[existingLangsOrdered.indexOf(item.lang)].value = item.value;
+                 existingLangs["delete"](item.lang);
+               } else {
+                 _multilingual.push(item);
+               }
+             }
+           } // Don't remove items based on deleted tags, since this makes the UI
+           // disappear unexpectedly when clearing values - #8164
 
-             _pointer = undefined;
-           }
-         }
 
-         function doubleUp(selection) {
-           if ('PointerEvent' in window) {
-             // dblclick isn't well supported on touch devices so manually use
-             // pointer events if they're available
-             selection.on('pointerdown.doubleUp', pointerdown).on('pointerup.doubleUp', pointerup);
-           } else {
-             // fallback to dblclick
-             selection.on('dblclick.doubleUp', function (d3_event) {
-               dispatch$1.call('doubleUp', this, d3_event, utilFastMouse(this)(d3_event));
-             });
-           }
+           _multilingual.forEach(function (item) {
+             if (item.lang && existingLangs.has(item.lang)) {
+               item.value = '';
+             }
+           });
          }
 
-         doubleUp.off = function (selection) {
-           selection.on('pointerdown.doubleUp', null).on('pointerup.doubleUp', null).on('dblclick.doubleUp', null);
-         };
-
-         return utilRebind(doubleUp, dispatch$1, 'on');
-       }
+         function localized(selection) {
+           _selection = selection;
+           calcLocked();
+           var isLocked = field.locked();
+           var wrap = selection.selectAll('.form-field-input-wrap').data([0]); // enter/update
 
-       var TILESIZE = 256;
-       var minZoom = 2;
-       var maxZoom = 24;
-       var kMin = geoZoomToScale(minZoom, TILESIZE);
-       var kMax = geoZoomToScale(maxZoom, TILESIZE);
+           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
+           input = wrap.selectAll('.localized-main').data([0]); // enter/update
 
-       function clamp(num, min, max) {
-         return Math.max(min, Math.min(num, max));
-       }
+           input = input.enter().append('input').attr('type', 'text').attr('id', field.domId).attr('class', 'localized-main').call(utilNoAuto).merge(input);
+           input.classed('disabled', !!isLocked).attr('readonly', isLocked || null).on('input', change(true)).on('blur', change()).on('change', change());
+           var translateButton = wrap.selectAll('.localized-add').data([0]);
+           translateButton = translateButton.enter().append('button').attr('class', 'localized-add form-field-button').attr('aria-label', _t('icons.plus')).call(svgIcon('#iD-icon-plus')).merge(translateButton);
+           translateButton.classed('disabled', !!isLocked).call(isLocked ? _buttonTip.destroy : _buttonTip).on('click', addNew);
 
-       function rendererMap(context) {
-         var dispatch$1 = dispatch('move', 'drawn', 'crossEditableZoom', 'hitMinZoom', 'changeHighlighting', 'changeAreaFill');
-         var projection = context.projection;
-         var curtainProjection = context.curtainProjection;
-         var drawLayers;
-         var drawPoints;
-         var drawVertices;
-         var drawLines;
-         var drawAreas;
-         var drawMidpoints;
-         var drawLabels;
+           if (_tags && !_multilingual.length) {
+             calcMultilingual(_tags);
+           }
 
-         var _selection = select(null);
+           localizedInputs = selection.selectAll('.localized-multilingual').data([0]);
+           localizedInputs = localizedInputs.enter().append('div').attr('class', 'localized-multilingual').merge(localizedInputs);
+           localizedInputs.call(renderMultilingual);
+           localizedInputs.selectAll('button, input').classed('disabled', !!isLocked).attr('readonly', isLocked || null);
+           selection.selectAll('.combobox-caret').classed('nope', true);
 
-         var supersurface = select(null);
-         var wrapper = select(null);
-         var surface = select(null);
-         var _dimensions = [1, 1];
-         var _dblClickZoomEnabled = true;
-         var _redrawEnabled = true;
+           function addNew(d3_event) {
+             d3_event.preventDefault();
+             if (field.locked()) return;
+             var defaultLang = _mainLocalizer.languageCode().toLowerCase();
 
-         var _gestureTransformStart;
+             var langExists = _multilingual.find(function (datum) {
+               return datum.lang === defaultLang;
+             });
 
-         var _transformStart = projection.transform();
+             var isLangEn = defaultLang.indexOf('en') > -1;
 
-         var _transformLast;
+             if (isLangEn || langExists) {
+               defaultLang = '';
+               langExists = _multilingual.find(function (datum) {
+                 return datum.lang === defaultLang;
+               });
+             }
 
-         var _isTransformed = false;
-         var _minzoom = 0;
+             if (!langExists) {
+               // prepend the value so it appears at the top
+               _multilingual.unshift({
+                 lang: defaultLang,
+                 value: ''
+               });
 
-         var _getMouseCoords;
+               localizedInputs.call(renderMultilingual);
+             }
+           }
 
-         var _lastPointerEvent;
+           function change(onInput) {
+             return function (d3_event) {
+               if (field.locked()) {
+                 d3_event.preventDefault();
+                 return;
+               }
 
-         var _lastWithinEditableZoom; // whether a pointerdown event started the zoom
+               var val = utilGetSetValue(select(this));
+               if (!onInput) val = context.cleanTagValue(val); // don't override multiple values with blank string
 
+               if (!val && Array.isArray(_tags[field.key])) return;
+               var t = {};
+               t[field.key] = val || undefined;
+               dispatch.call('change', this, t, onInput);
+             };
+           }
+         }
 
-         var _pointerDown = false; // use pointer events on supported platforms; fallback to mouse events
+         function key(lang) {
+           return field.key + ':' + lang;
+         }
 
-         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse'; // use pointer event interaction if supported; fallback to touch/mouse events in d3-zoom
+         function changeLang(d3_event, d) {
+           var tags = {}; // make sure unrecognized suffixes are lowercase - #7156
 
+           var lang = utilGetSetValue(select(this)).toLowerCase();
 
-         var _zoomerPannerFunction = 'PointerEvent' in window ? utilZoomPan : d3_zoom;
+           var language = _languagesArray.find(function (d) {
+             return d.label.toLowerCase() === lang || d.localName && d.localName.toLowerCase() === lang || d.nativeName && d.nativeName.toLowerCase() === lang;
+           });
 
-         var _zoomerPanner = _zoomerPannerFunction().scaleExtent([kMin, kMax]).interpolate(interpolate).filter(zoomEventFilter).on('zoom.map', zoomPan).on('start.map', function (d3_event) {
-           _pointerDown = d3_event && (d3_event.type === 'pointerdown' || d3_event.sourceEvent && d3_event.sourceEvent.type === 'pointerdown');
-         }).on('end.map', function () {
-           _pointerDown = false;
-         });
+           if (language) lang = language.code;
 
-         var _doubleUpHandler = utilDoubleUp();
+           if (d.lang && d.lang !== lang) {
+             tags[key(d.lang)] = undefined;
+           }
 
-         var scheduleRedraw = throttle(redraw, 750); // var isRedrawScheduled = false;
-         // var pendingRedrawCall;
-         // function scheduleRedraw() {
-         //     // Only schedule the redraw if one has not already been set.
-         //     if (isRedrawScheduled) return;
-         //     isRedrawScheduled = true;
-         //     var that = this;
-         //     var args = arguments;
-         //     pendingRedrawCall = window.requestIdleCallback(function () {
-         //         // Reset the boolean so future redraws can be set.
-         //         isRedrawScheduled = false;
-         //         redraw.apply(that, args);
-         //     }, { timeout: 1400 });
-         // }
+           var newKey = lang && context.cleanTagKey(key(lang));
+           var value = utilGetSetValue(select(this.parentNode).selectAll('.localized-value'));
 
+           if (newKey && value) {
+             tags[newKey] = value;
+           } else if (newKey && _wikiTitles && _wikiTitles[d.lang]) {
+             tags[newKey] = _wikiTitles[d.lang];
+           }
 
-         function cancelPendingRedraw() {
-           scheduleRedraw.cancel(); // isRedrawScheduled = false;
-           // window.cancelIdleCallback(pendingRedrawCall);
+           d.lang = lang;
+           dispatch.call('change', this, tags);
          }
 
-         function map(selection) {
-           _selection = selection;
-           context.on('change.map', immediateRedraw);
-           var osm = context.connection();
+         function changeValue(d3_event, d) {
+           if (!d.lang) return;
+           var value = context.cleanTagValue(utilGetSetValue(select(this))) || undefined; // don't override multiple values with blank string
 
-           if (osm) {
-             osm.on('change.map', immediateRedraw);
-           }
+           if (!value && Array.isArray(d.value)) return;
+           var t = {};
+           t[key(d.lang)] = value;
+           d.value = value;
+           dispatch.call('change', this, t);
+         }
 
-           function didUndoOrRedo(targetTransform) {
-             var mode = context.mode().id;
-             if (mode !== 'browse' && mode !== 'select') return;
+         function fetchLanguages(value, cb) {
+           var v = value.toLowerCase(); // show the user's language first
 
-             if (targetTransform) {
-               map.transformEase(targetTransform);
-             }
+           var langCodes = [_mainLocalizer.localeCode(), _mainLocalizer.languageCode()];
+
+           if (_countryCode && _territoryLanguages[_countryCode]) {
+             langCodes = langCodes.concat(_territoryLanguages[_countryCode]);
            }
 
-           context.history().on('merge.map', function () {
-             scheduleRedraw();
-           }).on('change.map', immediateRedraw).on('undone.map', function (stack, fromStack) {
-             didUndoOrRedo(fromStack.transform);
-           }).on('redone.map', function (stack) {
-             didUndoOrRedo(stack.transform);
+           var langItems = [];
+           langCodes.forEach(function (code) {
+             var langItem = _languagesArray.find(function (item) {
+               return item.code === code;
+             });
+
+             if (langItem) langItems.push(langItem);
            });
-           context.background().on('change.map', immediateRedraw);
-           context.features().on('redraw.map', immediateRedraw);
-           drawLayers.on('change.map', function () {
-             context.background().updateImagery();
-             immediateRedraw();
+           langItems = utilArrayUniq(langItems.concat(_languagesArray));
+           cb(langItems.filter(function (d) {
+             return d.label.toLowerCase().indexOf(v) >= 0 || d.localName && d.localName.toLowerCase().indexOf(v) >= 0 || d.nativeName && d.nativeName.toLowerCase().indexOf(v) >= 0 || d.code.toLowerCase().indexOf(v) >= 0;
+           }).map(function (d) {
+             return {
+               value: d.label
+             };
+           }));
+         }
+
+         function renderMultilingual(selection) {
+           var entries = selection.selectAll('div.entry').data(_multilingual, function (d) {
+             return d.lang;
            });
-           selection.on('wheel.map mousewheel.map', function (d3_event) {
-             // disable swipe-to-navigate browser pages on trackpad/magic mouse – #5552
-             d3_event.preventDefault();
-           }).call(_zoomerPanner).call(_zoomerPanner.transform, projection.transform()).on('dblclick.zoom', null); // override d3-zoom dblclick handling
+           entries.exit().style('top', '0').style('max-height', '240px').transition().duration(200).style('opacity', '0').style('max-height', '0px').remove();
+           var entriesEnter = entries.enter().append('div').attr('class', 'entry').each(function (_, index) {
+             var wrap = select(this);
+             var domId = utilUniqueDomId(index);
+             var label = wrap.append('label').attr('class', 'field-label').attr('for', domId);
+             var text = label.append('span').attr('class', 'label-text');
+             text.append('span').attr('class', 'label-textvalue').call(_t.append('translate.localized_translation_label'));
+             text.append('span').attr('class', 'label-textannotation');
+             label.append('button').attr('class', 'remove-icon-multilingual').attr('title', _t('icons.remove')).on('click', function (d3_event, d) {
+               if (field.locked()) return;
+               d3_event.preventDefault(); // remove the UI item manually
 
-           map.supersurface = supersurface = selection.append('div').attr('class', 'supersurface').call(utilSetTransform, 0, 0); // Need a wrapper div because Opera can't cope with an absolutely positioned
-           // SVG element: http://bl.ocks.org/jfirebaugh/6fbfbd922552bf776c16
+               _multilingual.splice(_multilingual.indexOf(d), 1);
 
-           wrapper = supersurface.append('div').attr('class', 'layer layer-data');
-           map.surface = surface = wrapper.call(drawLayers).selectAll('.surface');
-           surface.call(drawLabels.observe).call(_doubleUpHandler).on(_pointerPrefix + 'down.zoom', function (d3_event) {
-             _lastPointerEvent = d3_event;
+               var langKey = d.lang && key(d.lang);
 
-             if (d3_event.button === 2) {
-               d3_event.stopPropagation();
-             }
-           }, true).on(_pointerPrefix + 'up.zoom', function (d3_event) {
-             _lastPointerEvent = d3_event;
+               if (langKey && langKey in _tags) {
+                 delete _tags[langKey]; // remove from entity tags
 
-             if (resetTransform()) {
-               immediateRedraw();
-             }
-           }).on(_pointerPrefix + 'move.map', function (d3_event) {
-             _lastPointerEvent = d3_event;
-           }).on(_pointerPrefix + 'over.vertices', function (d3_event) {
-             if (map.editableDataEnabled() && !_isTransformed) {
-               var hover = d3_event.target.__data__;
-               surface.call(drawVertices.drawHover, context.graph(), hover, map.extent());
-               dispatch$1.call('drawn', this, {
-                 full: false
-               });
-             }
-           }).on(_pointerPrefix + 'out.vertices', function (d3_event) {
-             if (map.editableDataEnabled() && !_isTransformed) {
-               var hover = d3_event.relatedTarget && d3_event.relatedTarget.__data__;
-               surface.call(drawVertices.drawHover, context.graph(), hover, map.extent());
-               dispatch$1.call('drawn', this, {
-                 full: false
-               });
-             }
-           });
-           var detected = utilDetect(); // only WebKit supports gesture events
+                 var t = {};
+                 t[langKey] = undefined;
+                 dispatch.call('change', this, t);
+                 return;
+               }
 
-           if ('GestureEvent' in window && // Listening for gesture events on iOS 13.4+ breaks double-tapping,
-           // but we only need to do this on desktop Safari anyway. – #7694
-           !detected.isMobileWebKit) {
-             // Desktop Safari sends gesture events for multitouch trackpad pinches.
-             // We can listen for these and translate them into map zooms.
-             surface.on('gesturestart.surface', function (d3_event) {
-               d3_event.preventDefault();
-               _gestureTransformStart = projection.transform();
-             }).on('gesturechange.surface', gestureChange);
-           } // must call after surface init
+               renderMultilingual(selection);
+             }).call(svgIcon('#iD-operation-delete'));
+             wrap.append('input').attr('class', 'localized-lang').attr('id', domId).attr('type', 'text').attr('placeholder', _t('translate.localized_translation_language')).on('blur', changeLang).on('change', changeLang).call(langCombo);
+             wrap.append('input').attr('type', 'text').attr('class', 'localized-value').on('blur', changeValue).on('change', changeValue);
+           });
+           entriesEnter.style('margin-top', '0px').style('max-height', '0px').style('opacity', '0').transition().duration(200).style('margin-top', '10px').style('max-height', '240px').style('opacity', '1').on('end', function () {
+             select(this).style('max-height', '').style('overflow', 'visible');
+           });
+           entries = entries.merge(entriesEnter);
+           entries.order(); // allow removing the entry UIs even if there isn't a tag to remove
 
+           entries.classed('present', true);
+           utilGetSetValue(entries.select('.localized-lang'), function (d) {
+             var langItem = _languagesArray.find(function (item) {
+               return item.code === d.lang;
+             });
 
-           updateAreaFill();
+             if (langItem) return langItem.label;
+             return d.lang;
+           });
+           utilGetSetValue(entries.select('.localized-value'), function (d) {
+             return typeof d.value === 'string' ? d.value : '';
+           }).attr('title', function (d) {
+             return Array.isArray(d.value) ? d.value.filter(Boolean).join('\n') : null;
+           }).attr('placeholder', function (d) {
+             return Array.isArray(d.value) ? _t('inspector.multiple_values') : _t('translate.localized_translation_name');
+           }).classed('mixed', function (d) {
+             return Array.isArray(d.value);
+           });
+         }
 
-           _doubleUpHandler.on('doubleUp.map', function (d3_event, p0) {
-             if (!_dblClickZoomEnabled) return; // don't zoom if targeting something other than the map itself
+         localized.tags = function (tags) {
+           _tags = tags; // Fetch translations from wikipedia
 
-             if (_typeof(d3_event.target.__data__) === 'object' && // or area fills
-             !select(d3_event.target).classed('fill')) return;
-             var zoomOut = d3_event.shiftKey;
-             var t = projection.transform();
-             var p1 = t.invert(p0);
-             t = t.scale(zoomOut ? 0.5 : 2);
-             t.x = p0[0] - p1[0] * t.k;
-             t.y = p0[1] - p1[1] * t.k;
-             map.transformEase(t);
-           });
+           if (typeof tags.wikipedia === 'string' && !_wikiTitles) {
+             _wikiTitles = {};
+             var wm = tags.wikipedia.match(/([^:]+):(.+)/);
 
-           context.on('enter.map', function () {
-             if (!map.editableDataEnabled(true
-             /* skip zoom check */
-             )) return; // redraw immediately any objects affected by a change in selectedIDs.
+             if (wm && wm[0] && wm[1]) {
+               wikipedia.translations(wm[1], wm[2], function (err, d) {
+                 if (err || !d) return;
+                 _wikiTitles = d;
+               });
+             }
+           }
 
-             var graph = context.graph();
-             var selectedAndParents = {};
-             context.selectedIDs().forEach(function (id) {
-               var entity = graph.hasEntity(id);
+           var isMixed = Array.isArray(tags[field.key]);
+           utilGetSetValue(input, typeof tags[field.key] === 'string' ? tags[field.key] : '').attr('title', isMixed ? tags[field.key].filter(Boolean).join('\n') : undefined).attr('placeholder', isMixed ? _t('inspector.multiple_values') : field.placeholder()).classed('mixed', isMixed);
+           calcMultilingual(tags);
 
-               if (entity) {
-                 selectedAndParents[entity.id] = entity;
+           _selection.call(localized);
+         };
 
-                 if (entity.type === 'node') {
-                   graph.parentWays(entity).forEach(function (parent) {
-                     selectedAndParents[parent.id] = parent;
-                   });
-                 }
-               }
-             });
-             var data = Object.values(selectedAndParents);
+         localized.focus = function () {
+           input.node().focus();
+         };
 
-             var filter = function filter(d) {
-               return d.id in selectedAndParents;
-             };
+         localized.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           _multilingual = [];
+           loadCountryCode();
+           return localized;
+         };
 
-             data = context.features().filter(data, graph);
-             surface.call(drawVertices.drawSelected, graph, map.extent()).call(drawLines, graph, data, filter).call(drawAreas, graph, data, filter).call(drawMidpoints, graph, data, filter, map.trimmedExtent());
-             dispatch$1.call('drawn', this, {
-               full: false
-             }); // redraw everything else later
+         function loadCountryCode() {
+           var extent = combinedEntityExtent();
+           var countryCode = extent && iso1A2Code(extent.center());
+           _countryCode = countryCode && countryCode.toLowerCase();
+         }
 
-             scheduleRedraw();
-           });
-           map.dimensions(utilGetDimensions(selection));
+         function combinedEntityExtent() {
+           return _entityIDs && _entityIDs.length && utilTotalExtent(_entityIDs, context.graph());
          }
 
-         function zoomEventFilter(d3_event) {
-           // Fix for #2151, (see also d3/d3-zoom#60, d3/d3-brush#18)
-           // Intercept `mousedown` and check if there is an orphaned zoom gesture.
-           // This can happen if a previous `mousedown` occurred without a `mouseup`.
-           // If we detect this, dispatch `mouseup` to complete the orphaned gesture,
-           // so that d3-zoom won't stop propagation of new `mousedown` events.
-           if (d3_event.type === 'mousedown') {
-             var hasOrphan = false;
-             var listeners = window.__on;
+         return utilRebind(localized, dispatch, 'on');
+       }
 
-             for (var i = 0; i < listeners.length; i++) {
-               var listener = listeners[i];
+       function uiFieldRoadheight(field, context) {
+         var dispatch = dispatch$8('change');
+         var primaryUnitInput = select(null);
+         var primaryInput = select(null);
+         var secondaryInput = select(null);
+         var secondaryUnitInput = select(null);
+         var _entityIDs = [];
 
-               if (listener.name === 'zoom' && listener.type === 'mouseup') {
-                 hasOrphan = true;
-                 break;
-               }
-             }
+         var _tags;
 
-             if (hasOrphan) {
-               var event = window.CustomEvent;
+         var _isImperial;
 
-               if (event) {
-                 event = new event('mouseup');
-               } else {
-                 event = window.document.createEvent('Event');
-                 event.initEvent('mouseup', false, false);
-               } // Event needs to be dispatched with an event.view property.
+         var primaryUnits = [{
+           value: 'm',
+           title: _t('inspector.roadheight.meter')
+         }, {
+           value: 'ft',
+           title: _t('inspector.roadheight.foot')
+         }];
+         var unitCombo = uiCombobox(context, 'roadheight-unit').data(primaryUnits);
 
+         function roadheight(selection) {
+           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
+           primaryInput = wrap.selectAll('input.roadheight-number').data([0]);
+           primaryInput = primaryInput.enter().append('input').attr('type', 'text').attr('class', 'roadheight-number').attr('id', field.domId).call(utilNoAuto).merge(primaryInput);
+           primaryInput.on('change', change).on('blur', change);
+           var loc = combinedEntityExtent().center();
+           _isImperial = roadHeightUnit(loc) === 'ft';
+           primaryUnitInput = wrap.selectAll('input.roadheight-unit').data([0]);
+           primaryUnitInput = primaryUnitInput.enter().append('input').attr('type', 'text').attr('class', 'roadheight-unit').call(unitCombo).merge(primaryUnitInput);
+           primaryUnitInput.on('blur', changeUnits).on('change', changeUnits);
+           secondaryInput = wrap.selectAll('input.roadheight-secondary-number').data([0]);
+           secondaryInput = secondaryInput.enter().append('input').attr('type', 'text').attr('class', 'roadheight-secondary-number').call(utilNoAuto).merge(secondaryInput);
+           secondaryInput.on('change', change).on('blur', change);
+           secondaryUnitInput = wrap.selectAll('input.roadheight-secondary-unit').data([0]);
+           secondaryUnitInput = secondaryUnitInput.enter().append('input').attr('type', 'text').call(utilNoAuto).classed('disabled', true).classed('roadheight-secondary-unit', true).attr('readonly', 'readonly').merge(secondaryUnitInput);
 
-               event.view = window;
-               window.dispatchEvent(event);
-             }
+           function changeUnits() {
+             _isImperial = utilGetSetValue(primaryUnitInput) === 'ft';
+             utilGetSetValue(primaryUnitInput, _isImperial ? 'ft' : 'm');
+             setUnitSuggestions();
+             change();
            }
-
-           return d3_event.button !== 2; // ignore right clicks
          }
 
-         function pxCenter() {
-           return [_dimensions[0] / 2, _dimensions[1] / 2];
+         function setUnitSuggestions() {
+           utilGetSetValue(primaryUnitInput, _isImperial ? 'ft' : 'm');
          }
 
-         function drawEditable(difference, extent) {
-           var mode = context.mode();
-           var graph = context.graph();
-           var features = context.features();
-           var all = context.history().intersects(map.extent());
-           var fullRedraw = false;
-           var data;
-           var set;
-           var filter;
-           var applyFeatureLayerFilters = true;
-
-           if (map.isInWideSelection()) {
-             data = [];
-             utilEntityAndDeepMemberIDs(mode.selectedIDs(), context.graph()).forEach(function (id) {
-               var entity = context.hasEntity(id);
-               if (entity) data.push(entity);
-             });
-             fullRedraw = true;
-             filter = utilFunctor(true); // selected features should always be visible, so we can skip filtering
-
-             applyFeatureLayerFilters = false;
-           } else if (difference) {
-             var complete = difference.complete(map.extent());
-             data = Object.values(complete).filter(Boolean);
-             set = new Set(Object.keys(complete));
+         function change() {
+           var tag = {};
+           var primaryValue = utilGetSetValue(primaryInput).trim();
+           var secondaryValue = utilGetSetValue(secondaryInput).trim(); // don't override multiple values with blank string
 
-             filter = function filter(d) {
-               return set.has(d.id);
-             };
+           if (!primaryValue && !secondaryValue && Array.isArray(_tags[field.key])) return;
 
-             features.clear(data);
+           if (!primaryValue && !secondaryValue) {
+             tag[field.key] = undefined;
+           } else if (isNaN(primaryValue) || isNaN(secondaryValue) || !_isImperial) {
+             tag[field.key] = context.cleanTagValue(primaryValue);
            } else {
-             // force a full redraw if gatherStats detects that a feature
-             // should be auto-hidden (e.g. points or buildings)..
-             if (features.gatherStats(all, graph, _dimensions)) {
-               extent = undefined;
+             if (primaryValue !== '') {
+               primaryValue = context.cleanTagValue(primaryValue + '\'');
              }
 
-             if (extent) {
-               data = context.history().intersects(map.extent().intersection(extent));
-               set = new Set(data.map(function (entity) {
-                 return entity.id;
-               }));
-
-               filter = function filter(d) {
-                 return set.has(d.id);
-               };
-             } else {
-               data = all;
-               fullRedraw = true;
-               filter = utilFunctor(true);
+             if (secondaryValue !== '') {
+               secondaryValue = context.cleanTagValue(secondaryValue + '"');
              }
-           }
-
-           if (applyFeatureLayerFilters) {
-             data = features.filter(data, graph);
-           } else {
-             context.features().resetStats();
-           }
 
-           if (mode && mode.id === 'select') {
-             // update selected vertices - the user might have just double-clicked a way,
-             // creating a new vertex, triggering a partial redraw without a mode change
-             surface.call(drawVertices.drawSelected, graph, map.extent());
+             tag[field.key] = primaryValue + secondaryValue;
            }
 
-           surface.call(drawVertices, graph, data, filter, map.extent(), fullRedraw).call(drawLines, graph, data, filter).call(drawAreas, graph, data, filter).call(drawMidpoints, graph, data, filter, map.trimmedExtent()).call(drawLabels, graph, data, filter, _dimensions, fullRedraw).call(drawPoints, graph, data, filter);
-           dispatch$1.call('drawn', this, {
-             full: true
-           });
+           dispatch.call('change', this, tag);
          }
 
-         map.init = function () {
-           drawLayers = svgLayers(projection, context);
-           drawPoints = svgPoints(projection, context);
-           drawVertices = svgVertices(projection, context);
-           drawLines = svgLines(projection, context);
-           drawAreas = svgAreas(projection, context);
-           drawMidpoints = svgMidpoints(projection, context);
-           drawLabels = svgLabels(projection, context);
-         };
+         roadheight.tags = function (tags) {
+           _tags = tags;
+           var primaryValue = tags[field.key];
+           var secondaryValue;
+           var isMixed = Array.isArray(primaryValue);
 
-         function editOff() {
-           context.features().resetStats();
-           surface.selectAll('.layer-osm *').remove();
-           surface.selectAll('.layer-touch:not(.markers) *').remove();
-           var allowed = {
-             'browse': true,
-             'save': true,
-             'select-note': true,
-             'select-data': true,
-             'select-error': true
-           };
-           var mode = context.mode();
+           if (!isMixed) {
+             if (primaryValue && (primaryValue.indexOf('\'') >= 0 || primaryValue.indexOf('"') >= 0)) {
+               secondaryValue = primaryValue.match(/(-?[\d.]+)"/);
 
-           if (mode && !allowed[mode.id]) {
-             context.enter(modeBrowse(context));
+               if (secondaryValue !== null) {
+                 secondaryValue = secondaryValue[1];
+               }
+
+               primaryValue = primaryValue.match(/(-?[\d.]+)'/);
+
+               if (primaryValue !== null) {
+                 primaryValue = primaryValue[1];
+               }
+
+               _isImperial = true;
+             } else if (primaryValue) {
+               _isImperial = false;
+             }
            }
 
-           dispatch$1.call('drawn', this, {
-             full: true
-           });
-         }
+           setUnitSuggestions();
+           utilGetSetValue(primaryInput, typeof primaryValue === 'string' ? primaryValue : '').attr('title', isMixed ? primaryValue.filter(Boolean).join('\n') : null).attr('placeholder', isMixed ? _t('inspector.multiple_values') : _t('inspector.unknown')).classed('mixed', isMixed);
+           utilGetSetValue(secondaryInput, typeof secondaryValue === 'string' ? secondaryValue : '').attr('placeholder', isMixed ? _t('inspector.multiple_values') : _isImperial ? '0' : null).classed('mixed', isMixed).classed('disabled', !_isImperial).attr('readonly', _isImperial ? null : 'readonly');
+           secondaryUnitInput.attr('value', _isImperial ? _t('inspector.roadheight.inch') : null);
+         };
 
-         function gestureChange(d3_event) {
-           // Remap Safari gesture events to wheel events - #5492
-           // We want these disabled most places, but enabled for zoom/unzoom on map surface
-           // https://developer.mozilla.org/en-US/docs/Web/API/GestureEvent
-           var e = d3_event;
-           e.preventDefault();
-           var props = {
-             deltaMode: 0,
-             // dummy values to ignore in zoomPan
-             deltaY: 1,
-             // dummy values to ignore in zoomPan
-             clientX: e.clientX,
-             clientY: e.clientY,
-             screenX: e.screenX,
-             screenY: e.screenY,
-             x: e.x,
-             y: e.y
-           };
-           var e2 = new WheelEvent('wheel', props);
-           e2._scale = e.scale; // preserve the original scale
+         roadheight.focus = function () {
+           primaryInput.node().focus();
+         };
 
-           e2._rotation = e.rotation; // preserve the original rotation
+         roadheight.entityIDs = function (val) {
+           _entityIDs = val;
+         };
 
-           _selection.node().dispatchEvent(e2);
+         function combinedEntityExtent() {
+           return _entityIDs && _entityIDs.length && utilTotalExtent(_entityIDs, context.graph());
          }
 
-         function zoomPan(event, key, transform) {
-           var source = event && event.sourceEvent || event;
-           var eventTransform = transform || event && event.transform;
-           var x = eventTransform.x;
-           var y = eventTransform.y;
-           var k = eventTransform.k; // Special handling of 'wheel' events:
-           // They might be triggered by the user scrolling the mouse wheel,
-           // or 2-finger pinch/zoom gestures, the transform may need adjustment.
+         return utilRebind(roadheight, dispatch, 'on');
+       }
 
-           if (source && source.type === 'wheel') {
-             // assume that the gesture is already handled by pointer events
-             if (_pointerDown) return;
-             var detected = utilDetect();
-             var dX = source.deltaX;
-             var dY = source.deltaY;
-             var x2 = x;
-             var y2 = y;
-             var k2 = k;
-             var t0, p0, p1; // Normalize mousewheel scroll speed (Firefox) - #3029
-             // If wheel delta is provided in LINE units, recalculate it in PIXEL units
-             // We are essentially redoing the calculations that occur here:
-             //   https://github.com/d3/d3-zoom/blob/78563a8348aa4133b07cac92e2595c2227ca7cd7/src/zoom.js#L203
-             // See this for more info:
-             //   https://github.com/basilfx/normalize-wheel/blob/master/src/normalizeWheel.js
+       function uiFieldRoadspeed(field, context) {
+         var dispatch = dispatch$8('change');
+         var unitInput = select(null);
+         var input = select(null);
+         var _entityIDs = [];
 
-             if (source.deltaMode === 1
-             /* LINE */
-             ) {
-                 // Convert from lines to pixels, more if the user is scrolling fast.
-                 // (I made up the exp function to roughly match Firefox to what Chrome does)
-                 // These numbers should be floats, because integers are treated as pan gesture below.
-                 var lines = Math.abs(source.deltaY);
-                 var sign = source.deltaY > 0 ? 1 : -1;
-                 dY = sign * clamp(Math.exp((lines - 1) * 0.75) * 4.000244140625, 4.000244140625, // min
-                 350.000244140625 // max
-                 ); // On Firefox Windows and Linux we always get +/- the scroll line amount (default 3)
-                 // There doesn't seem to be any scroll acceleration.
-                 // This multiplier increases the speed a little bit - #5512
-
-                 if (detected.os !== 'mac') {
-                   dY *= 5;
-                 } // recalculate x2,y2,k2
-
-
-                 t0 = _isTransformed ? _transformLast : _transformStart;
-                 p0 = _getMouseCoords(source);
-                 p1 = t0.invert(p0);
-                 k2 = t0.k * Math.pow(2, -dY / 500);
-                 k2 = clamp(k2, kMin, kMax);
-                 x2 = p0[0] - p1[0] * k2;
-                 y2 = p0[1] - p1[1] * k2; // 2 finger map pinch zooming (Safari) - #5492
-                 // These are fake `wheel` events we made from Safari `gesturechange` events..
-               } else if (source._scale) {
-               // recalculate x2,y2,k2
-               t0 = _gestureTransformStart;
-               p0 = _getMouseCoords(source);
-               p1 = t0.invert(p0);
-               k2 = t0.k * source._scale;
-               k2 = clamp(k2, kMin, kMax);
-               x2 = p0[0] - p1[0] * k2;
-               y2 = p0[1] - p1[1] * k2; // 2 finger map pinch zooming (all browsers except Safari) - #5492
-               // Pinch zooming via the `wheel` event will always have:
-               // - `ctrlKey = true`
-               // - `deltaY` is not round integer pixels (ignore `deltaX`)
-             } else if (source.ctrlKey && !isInteger(dY)) {
-               dY *= 6; // slightly scale up whatever the browser gave us
-               // recalculate x2,y2,k2
+         var _tags;
 
-               t0 = _isTransformed ? _transformLast : _transformStart;
-               p0 = _getMouseCoords(source);
-               p1 = t0.invert(p0);
-               k2 = t0.k * Math.pow(2, -dY / 500);
-               k2 = clamp(k2, kMin, kMax);
-               x2 = p0[0] - p1[0] * k2;
-               y2 = p0[1] - p1[1] * k2; // Trackpad scroll zooming with shift or alt/option key down
-             } else if ((source.altKey || source.shiftKey) && isInteger(dY)) {
-               // recalculate x2,y2,k2
-               t0 = _isTransformed ? _transformLast : _transformStart;
-               p0 = _getMouseCoords(source);
-               p1 = t0.invert(p0);
-               k2 = t0.k * Math.pow(2, -dY / 500);
-               k2 = clamp(k2, kMin, kMax);
-               x2 = p0[0] - p1[0] * k2;
-               y2 = p0[1] - p1[1] * k2; // 2 finger map panning (Mac only, all browsers) - #5492, #5512
-               // Panning via the `wheel` event will always have:
-               // - `ctrlKey = false`
-               // - `deltaX`,`deltaY` are round integer pixels
-             } else if (detected.os === 'mac' && !source.ctrlKey && isInteger(dX) && isInteger(dY)) {
-               p1 = projection.translate();
-               x2 = p1[0] - dX;
-               y2 = p1[1] - dY;
-               k2 = projection.scale();
-               k2 = clamp(k2, kMin, kMax);
-             } // something changed - replace the event transform
+         var _isImperial;
 
+         var speedCombo = uiCombobox(context, 'roadspeed');
+         var unitCombo = uiCombobox(context, 'roadspeed-unit').data(['km/h', 'mph'].map(comboValues));
+         var metricValues = [20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120];
+         var imperialValues = [5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80];
 
-             if (x2 !== x || y2 !== y || k2 !== k) {
-               x = x2;
-               y = y2;
-               k = k2;
-               eventTransform = identity$2.translate(x2, y2).scale(k2);
+         function roadspeed(selection) {
+           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
+           input = wrap.selectAll('input.roadspeed-number').data([0]);
+           input = input.enter().append('input').attr('type', 'text').attr('class', 'roadspeed-number').attr('id', field.domId).call(utilNoAuto).call(speedCombo).merge(input);
+           input.on('change', change).on('blur', change);
+           var loc = combinedEntityExtent().center();
+           _isImperial = roadSpeedUnit(loc) === 'mph';
+           unitInput = wrap.selectAll('input.roadspeed-unit').data([0]);
+           unitInput = unitInput.enter().append('input').attr('type', 'text').attr('class', 'roadspeed-unit').attr('aria-label', _t('inspector.speed_unit')).call(unitCombo).merge(unitInput);
+           unitInput.on('blur', changeUnits).on('change', changeUnits);
 
-               if (_zoomerPanner._transform) {
-                 // utilZoomPan interface
-                 _zoomerPanner._transform(eventTransform);
-               } else {
-                 // d3_zoom interface
-                 _selection.node().__zoom = eventTransform;
-               }
-             }
+           function changeUnits() {
+             _isImperial = utilGetSetValue(unitInput) === 'mph';
+             utilGetSetValue(unitInput, _isImperial ? 'mph' : 'km/h');
+             setUnitSuggestions();
+             change();
            }
+         }
 
-           if (_transformStart.x === x && _transformStart.y === y && _transformStart.k === k) {
-             return; // no change
-           }
+         function setUnitSuggestions() {
+           speedCombo.data((_isImperial ? imperialValues : metricValues).map(comboValues));
+           utilGetSetValue(unitInput, _isImperial ? 'mph' : 'km/h');
+         }
 
-           var withinEditableZoom = map.withinEditableZoom();
+         function comboValues(d) {
+           return {
+             value: d.toString(),
+             title: d.toString()
+           };
+         }
 
-           if (_lastWithinEditableZoom !== withinEditableZoom) {
-             if (_lastWithinEditableZoom !== undefined) {
-               // notify that the map zoomed in or out over the editable zoom threshold
-               dispatch$1.call('crossEditableZoom', this, withinEditableZoom);
-             }
+         function change() {
+           var tag = {};
+           var value = utilGetSetValue(input).trim(); // don't override multiple values with blank string
 
-             _lastWithinEditableZoom = withinEditableZoom;
-           }
+           if (!value && Array.isArray(_tags[field.key])) return;
 
-           if (geoScaleToZoom(k, TILESIZE) < _minzoom) {
-             surface.interrupt();
-             dispatch$1.call('hitMinZoom', this, map);
-             setCenterZoom(map.center(), context.minEditableZoom(), 0, true);
-             scheduleRedraw();
-             dispatch$1.call('move', this, map);
-             return;
+           if (!value) {
+             tag[field.key] = undefined;
+           } else if (isNaN(value) || !_isImperial) {
+             tag[field.key] = context.cleanTagValue(value);
+           } else {
+             tag[field.key] = context.cleanTagValue(value + ' mph');
            }
 
-           projection.transform(eventTransform);
-           var scale = k / _transformStart.k;
-           var tX = (x / scale - _transformStart.x) * scale;
-           var tY = (y / scale - _transformStart.y) * scale;
+           dispatch.call('change', this, tag);
+         }
 
-           if (context.inIntro()) {
-             curtainProjection.transform({
-               x: x - tX,
-               y: y - tY,
-               k: k
-             });
-           }
+         roadspeed.tags = function (tags) {
+           _tags = tags;
+           var value = tags[field.key];
+           var isMixed = Array.isArray(value);
 
-           if (source) {
-             _lastPointerEvent = event;
+           if (!isMixed) {
+             if (value && value.indexOf('mph') >= 0) {
+               value = parseInt(value, 10).toString();
+               _isImperial = true;
+             } else if (value) {
+               _isImperial = false;
+             }
            }
 
-           _isTransformed = true;
-           _transformLast = eventTransform;
-           utilSetTransform(supersurface, tX, tY, scale);
-           scheduleRedraw();
-           dispatch$1.call('move', this, map);
-
-           function isInteger(val) {
-             return typeof val === 'number' && isFinite(val) && Math.floor(val) === val;
-           }
-         }
+           setUnitSuggestions();
+           utilGetSetValue(input, typeof value === 'string' ? value : '').attr('title', isMixed ? value.filter(Boolean).join('\n') : null).attr('placeholder', isMixed ? _t('inspector.multiple_values') : field.placeholder()).classed('mixed', isMixed);
+         };
 
-         function resetTransform() {
-           if (!_isTransformed) return false;
-           utilSetTransform(supersurface, 0, 0);
-           _isTransformed = false;
+         roadspeed.focus = function () {
+           input.node().focus();
+         };
 
-           if (context.inIntro()) {
-             curtainProjection.transform(projection.transform());
-           }
+         roadspeed.entityIDs = function (val) {
+           _entityIDs = val;
+         };
 
-           return true;
+         function combinedEntityExtent() {
+           return _entityIDs && _entityIDs.length && utilTotalExtent(_entityIDs, context.graph());
          }
 
-         function redraw(difference, extent) {
-           if (surface.empty() || !_redrawEnabled) return; // If we are in the middle of a zoom/pan, we can't do differenced redraws.
-           // It would result in artifacts where differenced entities are redrawn with
-           // one transform and unchanged entities with another.
-
-           if (resetTransform()) {
-             difference = extent = undefined;
-           }
+         return utilRebind(roadspeed, dispatch, 'on');
+       }
 
-           var zoom = map.zoom();
-           var z = String(~~zoom);
+       function uiFieldRadio(field, context) {
+         var dispatch = dispatch$8('change');
+         var placeholder = select(null);
+         var wrap = select(null);
+         var labels = select(null);
+         var radios = select(null);
+         var radioData = (field.options || field.keys).slice(); // shallow copy
 
-           if (surface.attr('data-zoom') !== z) {
-             surface.attr('data-zoom', z);
-           } // class surface as `lowzoom` around z17-z18.5 (based on latitude)
+         var typeField;
+         var layerField;
+         var _oldType = {};
+         var _entityIDs = [];
 
+         function selectedKey() {
+           var node = wrap.selectAll('.form-field-input-radio label.active input');
+           return !node.empty() && node.datum();
+         }
 
-           var lat = map.center()[1];
-           var lowzoom = linear$2().domain([-60, 0, 60]).range([17, 18.5, 17]).clamp(true);
-           surface.classed('low-zoom', zoom <= lowzoom(lat));
+         function radio(selection) {
+           selection.classed('preset-radio', true);
+           wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           var enter = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-radio');
+           enter.append('span').attr('class', 'placeholder');
+           wrap = wrap.merge(enter);
+           placeholder = wrap.selectAll('.placeholder');
+           labels = wrap.selectAll('label').data(radioData);
+           enter = labels.enter().append('label');
+           enter.append('input').attr('type', 'radio').attr('name', field.id).attr('value', function (d) {
+             return field.t('options.' + d, {
+               'default': d
+             });
+           }).attr('checked', false);
+           enter.append('span').html(function (d) {
+             return field.t.html('options.' + d, {
+               'default': d
+             });
+           });
+           labels = labels.merge(enter);
+           radios = labels.selectAll('input').on('change', changeRadio);
+         }
 
-           if (!difference) {
-             supersurface.call(context.background());
-             wrapper.call(drawLayers);
-           } // OSM
+         function structureExtras(selection, tags) {
+           var selected = selectedKey() || tags.layer !== undefined;
+           var type = _mainPresetIndex.field(selected);
+           var layer = _mainPresetIndex.field('layer');
+           var showLayer = selected === 'bridge' || selected === 'tunnel' || tags.layer !== undefined;
+           var extrasWrap = selection.selectAll('.structure-extras-wrap').data(selected ? [0] : []);
+           extrasWrap.exit().remove();
+           extrasWrap = extrasWrap.enter().append('div').attr('class', 'structure-extras-wrap').merge(extrasWrap);
+           var list = extrasWrap.selectAll('ul').data([0]);
+           list = list.enter().append('ul').attr('class', 'rows').merge(list); // Type
 
+           if (type) {
+             if (!typeField || typeField.id !== selected) {
+               typeField = uiField(context, type, _entityIDs, {
+                 wrap: false
+               }).on('change', changeType);
+             }
 
-           if (map.editableDataEnabled() || map.isInWideSelection()) {
-             context.loadTiles(projection);
-             drawEditable(difference, extent);
+             typeField.tags(tags);
            } else {
-             editOff();
+             typeField = null;
            }
 
-           _transformStart = projection.transform();
-           return map;
-         }
+           var typeItem = list.selectAll('.structure-type-item').data(typeField ? [typeField] : [], function (d) {
+             return d.id;
+           }); // Exit
 
-         var immediateRedraw = function immediateRedraw(difference, extent) {
-           if (!difference && !extent) cancelPendingRedraw();
-           redraw(difference, extent);
-         };
+           typeItem.exit().remove(); // Enter
 
-         map.lastPointerEvent = function () {
-           return _lastPointerEvent;
-         };
+           var typeEnter = typeItem.enter().insert('li', ':first-child').attr('class', 'labeled-input structure-type-item');
+           typeEnter.append('span').attr('class', 'label structure-label-type').attr('for', 'preset-input-' + selected).call(_t.append('inspector.radio.structure.type'));
+           typeEnter.append('div').attr('class', 'structure-input-type-wrap'); // Update
 
-         map.mouse = function (d3_event) {
-           var event = _lastPointerEvent || d3_event;
+           typeItem = typeItem.merge(typeEnter);
 
-           if (event) {
-             var s;
+           if (typeField) {
+             typeItem.selectAll('.structure-input-type-wrap').call(typeField.render);
+           } // Layer
 
-             while (s = event.sourceEvent) {
-               event = s;
+
+           if (layer && showLayer) {
+             if (!layerField) {
+               layerField = uiField(context, layer, _entityIDs, {
+                 wrap: false
+               }).on('change', changeLayer);
              }
 
-             return _getMouseCoords(event);
+             layerField.tags(tags);
+             field.keys = utilArrayUnion(field.keys, ['layer']);
+           } else {
+             layerField = null;
+             field.keys = field.keys.filter(function (k) {
+               return k !== 'layer';
+             });
            }
 
-           return null;
-         }; // returns Lng/Lat
+           var layerItem = list.selectAll('.structure-layer-item').data(layerField ? [layerField] : []); // Exit
 
+           layerItem.exit().remove(); // Enter
 
-         map.mouseCoordinates = function () {
-           var coord = map.mouse() || pxCenter();
-           return projection.invert(coord);
-         };
+           var layerEnter = layerItem.enter().append('li').attr('class', 'labeled-input structure-layer-item');
+           layerEnter.append('span').attr('class', 'label structure-label-layer').attr('for', 'preset-input-layer').call(_t.append('inspector.radio.structure.layer'));
+           layerEnter.append('div').attr('class', 'structure-input-layer-wrap'); // Update
 
-         map.dblclickZoomEnable = function (val) {
-           if (!arguments.length) return _dblClickZoomEnabled;
-           _dblClickZoomEnabled = val;
-           return map;
-         };
+           layerItem = layerItem.merge(layerEnter);
 
-         map.redrawEnable = function (val) {
-           if (!arguments.length) return _redrawEnabled;
-           _redrawEnabled = val;
-           return map;
-         };
+           if (layerField) {
+             layerItem.selectAll('.structure-input-layer-wrap').call(layerField.render);
+           }
+         }
 
-         map.isTransformed = function () {
-           return _isTransformed;
-         };
+         function changeType(t, onInput) {
+           var key = selectedKey();
+           if (!key) return;
+           var val = t[key];
 
-         function setTransform(t2, duration, force) {
-           var t = projection.transform();
-           if (!force && t2.k === t.k && t2.x === t.x && t2.y === t.y) return false;
+           if (val !== 'no') {
+             _oldType[key] = val;
+           }
 
-           if (duration) {
-             _selection.transition().duration(duration).on('start', function () {
-               map.startEase();
-             }).call(_zoomerPanner.transform, identity$2.translate(t2.x, t2.y).scale(t2.k));
-           } else {
-             projection.transform(t2);
-             _transformStart = t2;
+           if (field.type === 'structureRadio') {
+             // remove layer if it should not be set
+             if (val === 'no' || key !== 'bridge' && key !== 'tunnel' || key === 'tunnel' && val === 'building_passage') {
+               t.layer = undefined;
+             } // add layer if it should be set
 
-             _selection.call(_zoomerPanner.transform, _transformStart);
-           }
 
-           return true;
-         }
+             if (t.layer === undefined) {
+               if (key === 'bridge' && val !== 'no') {
+                 t.layer = '1';
+               }
 
-         function setCenterZoom(loc2, z2, duration, force) {
-           var c = map.center();
-           var z = map.zoom();
-           if (loc2[0] === c[0] && loc2[1] === c[1] && z2 === z && !force) return false;
-           var proj = geoRawMercator().transform(projection.transform()); // copy projection
+               if (key === 'tunnel' && val !== 'no' && val !== 'building_passage') {
+                 t.layer = '-1';
+               }
+             }
+           }
 
-           var k2 = clamp(geoZoomToScale(z2, TILESIZE), kMin, kMax);
-           proj.scale(k2);
-           var t = proj.translate();
-           var point = proj(loc2);
-           var center = pxCenter();
-           t[0] += center[0] - point[0];
-           t[1] += center[1] - point[1];
-           return setTransform(identity$2.translate(t[0], t[1]).scale(k2), duration, force);
+           dispatch.call('change', this, t, onInput);
          }
 
-         map.pan = function (delta, duration) {
-           var t = projection.translate();
-           var k = projection.scale();
-           t[0] += delta[0];
-           t[1] += delta[1];
+         function changeLayer(t, onInput) {
+           if (t.layer === '0') {
+             t.layer = undefined;
+           }
 
-           if (duration) {
-             _selection.transition().duration(duration).on('start', function () {
-               map.startEase();
-             }).call(_zoomerPanner.transform, identity$2.translate(t[0], t[1]).scale(k));
-           } else {
-             projection.translate(t);
-             _transformStart = projection.transform();
+           dispatch.call('change', this, t, onInput);
+         }
 
-             _selection.call(_zoomerPanner.transform, _transformStart);
+         function changeRadio() {
+           var t = {};
+           var activeKey;
 
-             dispatch$1.call('move', this, map);
-             immediateRedraw();
+           if (field.key) {
+             t[field.key] = undefined;
            }
 
-           return map;
-         };
+           radios.each(function (d) {
+             var active = select(this).property('checked');
+             if (active) activeKey = d;
 
-         map.dimensions = function (val) {
-           if (!arguments.length) return _dimensions;
-           _dimensions = val;
-           drawLayers.dimensions(_dimensions);
-           context.background().dimensions(_dimensions);
-           projection.clipExtent([[0, 0], _dimensions]);
-           _getMouseCoords = utilFastMouse(supersurface.node());
-           scheduleRedraw();
-           return map;
-         };
+             if (field.key) {
+               if (active) t[field.key] = d;
+             } else {
+               var val = _oldType[activeKey] || 'yes';
+               t[d] = active ? val : undefined;
+             }
+           });
 
-         function zoomIn(delta) {
-           setCenterZoom(map.center(), ~~map.zoom() + delta, 250, true);
-         }
+           if (field.type === 'structureRadio') {
+             if (activeKey === 'bridge') {
+               t.layer = '1';
+             } else if (activeKey === 'tunnel' && t.tunnel !== 'building_passage') {
+               t.layer = '-1';
+             } else {
+               t.layer = undefined;
+             }
+           }
 
-         function zoomOut(delta) {
-           setCenterZoom(map.center(), ~~map.zoom() - delta, 250, true);
+           dispatch.call('change', this, t);
          }
 
-         map.zoomIn = function () {
-           zoomIn(1);
-         };
+         radio.tags = function (tags) {
+           function isOptionChecked(d) {
+             if (field.key) {
+               return tags[field.key] === d;
+             }
 
-         map.zoomInFurther = function () {
-           zoomIn(4);
-         };
+             return !!(typeof tags[d] === 'string' && tags[d].toLowerCase() !== 'no');
+           }
 
-         map.canZoomIn = function () {
-           return map.zoom() < maxZoom;
-         };
+           function isMixed(d) {
+             if (field.key) {
+               return Array.isArray(tags[field.key]) && tags[field.key].includes(d);
+             }
 
-         map.zoomOut = function () {
-           zoomOut(1);
-         };
+             return Array.isArray(tags[d]);
+           }
 
-         map.zoomOutFurther = function () {
-           zoomOut(4);
-         };
+           radios.property('checked', function (d) {
+             return isOptionChecked(d) && (field.key || field.options.filter(isOptionChecked).length === 1);
+           });
+           labels.classed('active', function (d) {
+             if (field.key) {
+               return Array.isArray(tags[field.key]) && tags[field.key].includes(d) || tags[field.key] === d;
+             }
 
-         map.canZoomOut = function () {
-           return map.zoom() > minZoom;
-         };
+             return Array.isArray(tags[d]) && tags[d].some(function (v) {
+               return typeof v === 'string' && v.toLowerCase() !== 'no';
+             }) || !!(typeof tags[d] === 'string' && tags[d].toLowerCase() !== 'no');
+           }).classed('mixed', isMixed).attr('title', function (d) {
+             return isMixed(d) ? _t('inspector.unshared_value_tooltip') : null;
+           });
+           var selection = radios.filter(function () {
+             return this.checked;
+           });
 
-         map.center = function (loc2) {
-           if (!arguments.length) {
-             return projection.invert(pxCenter());
+           if (selection.empty()) {
+             placeholder.call(_t.append('inspector.none'));
+           } else {
+             placeholder.text(selection.attr('value'));
+             _oldType[selection.datum()] = tags[selection.datum()];
            }
 
-           if (setCenterZoom(loc2, map.zoom())) {
-             dispatch$1.call('move', this, map);
+           if (field.type === 'structureRadio') {
+             // For waterways without a tunnel tag, set 'culvert' as
+             // the _oldType to default to if the user picks 'tunnel'
+             if (!!tags.waterway && !_oldType.tunnel) {
+               _oldType.tunnel = 'culvert';
+             }
+
+             wrap.call(structureExtras, tags);
            }
+         };
 
-           scheduleRedraw();
-           return map;
+         radio.focus = function () {
+           radios.node().focus();
          };
 
-         map.unobscuredCenterZoomEase = function (loc, zoom) {
-           var offset = map.unobscuredOffsetPx();
-           var proj = geoRawMercator().transform(projection.transform()); // copy projection
-           // use the target zoom to calculate the offset center
+         radio.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           _oldType = {};
+           return radio;
+         };
 
-           proj.scale(geoZoomToScale(zoom, TILESIZE));
-           var locPx = proj(loc);
-           var offsetLocPx = [locPx[0] + offset[0], locPx[1] + offset[1]];
-           var offsetLoc = proj.invert(offsetLocPx);
-           map.centerZoomEase(offsetLoc, zoom);
+         radio.isAllowed = function () {
+           return _entityIDs.length === 1;
          };
 
-         map.unobscuredOffsetPx = function () {
-           var openPane = context.container().select('.map-panes .map-pane.shown');
+         return utilRebind(radio, dispatch, 'on');
+       }
 
-           if (!openPane.empty()) {
-             return [openPane.node().offsetWidth / 2, 0];
-           }
+       function uiFieldRestrictions(field, context) {
+         var dispatch = dispatch$8('change');
+         var breathe = behaviorBreathe();
+         corePreferences('turn-restriction-via-way', null); // remove old key
 
-           return [0, 0];
-         };
+         var storedViaWay = corePreferences('turn-restriction-via-way0'); // use new key #6922
 
-         map.zoom = function (z2) {
-           if (!arguments.length) {
-             return Math.max(geoScaleToZoom(projection.scale(), TILESIZE), 0);
-           }
+         var storedDistance = corePreferences('turn-restriction-distance');
 
-           if (z2 < _minzoom) {
-             surface.interrupt();
-             dispatch$1.call('hitMinZoom', this, map);
-             z2 = context.minEditableZoom();
-           }
+         var _maxViaWay = storedViaWay !== null ? +storedViaWay : 0;
 
-           if (setCenterZoom(map.center(), z2)) {
-             dispatch$1.call('move', this, map);
-           }
+         var _maxDistance = storedDistance ? +storedDistance : 30;
 
-           scheduleRedraw();
-           return map;
-         };
+         var _initialized = false;
 
-         map.centerZoom = function (loc2, z2) {
-           if (setCenterZoom(loc2, z2)) {
-             dispatch$1.call('move', this, map);
-           }
+         var _parent = select(null); // the entire field
 
-           scheduleRedraw();
-           return map;
-         };
 
-         map.zoomTo = function (entity) {
-           var extent = entity.extent(context.graph());
-           if (!isFinite(extent.area())) return map;
-           var z2 = clamp(map.trimmedExtentZoom(extent), 0, 20);
-           return map.centerZoom(extent.center(), z2);
-         };
+         var _container = select(null); // just the map
 
-         map.centerEase = function (loc2, duration) {
-           duration = duration || 250;
-           setCenterZoom(loc2, map.zoom(), duration);
-           return map;
-         };
 
-         map.zoomEase = function (z2, duration) {
-           duration = duration || 250;
-           setCenterZoom(map.center(), z2, duration, false);
-           return map;
-         };
+         var _oldTurns;
 
-         map.centerZoomEase = function (loc2, z2, duration) {
-           duration = duration || 250;
-           setCenterZoom(loc2, z2, duration, false);
-           return map;
-         };
+         var _graph;
 
-         map.transformEase = function (t2, duration) {
-           duration = duration || 250;
-           setTransform(t2, duration, false
-           /* don't force */
-           );
-           return map;
-         };
+         var _vertexID;
 
-         map.zoomToEase = function (obj, duration) {
-           var extent;
+         var _intersection;
 
-           if (Array.isArray(obj)) {
-             obj.forEach(function (entity) {
-               var entityExtent = entity.extent(context.graph());
+         var _fromWayID;
 
-               if (!extent) {
-                 extent = entityExtent;
-               } else {
-                 extent = extent.extend(entityExtent);
-               }
-             });
-           } else {
-             extent = obj.extent(context.graph());
-           }
+         var _lastXPos;
 
-           if (!isFinite(extent.area())) return map;
-           var z2 = clamp(map.trimmedExtentZoom(extent), 0, 20);
-           return map.centerZoomEase(extent.center(), z2, duration);
-         };
+         function restrictions(selection) {
+           _parent = selection; // try to reuse the intersection, but always rebuild it if the graph has changed
 
-         map.startEase = function () {
-           utilBindOnce(surface, _pointerPrefix + 'down.ease', function () {
-             map.cancelEase();
-           });
-           return map;
-         };
+           if (_vertexID && (context.graph() !== _graph || !_intersection)) {
+             _graph = context.graph();
+             _intersection = osmIntersection(_graph, _vertexID, _maxDistance);
+           } // It's possible for there to be no actual intersection here.
+           // for example, a vertex of two `highway=path`
+           // In this case, hide the field.
 
-         map.cancelEase = function () {
-           _selection.interrupt();
 
-           return map;
-         };
+           var isOK = _intersection && _intersection.vertices.length && // has vertices
+           _intersection.vertices // has the vertex that the user selected
+           .filter(function (vertex) {
+             return vertex.id === _vertexID;
+           }).length && _intersection.ways.length > 2 && // has more than 2 ways
+           _intersection.ways // has more than 1 TO way
+           .filter(function (way) {
+             return way.__to;
+           }).length > 1; // Also hide in the case where
 
-         map.extent = function (val) {
-           if (!arguments.length) {
-             return new geoExtent(projection.invert([0, _dimensions[1]]), projection.invert([_dimensions[0], 0]));
-           } else {
-             var extent = geoExtent(val);
-             map.centerZoom(extent.center(), map.extentZoom(extent));
-           }
-         };
+           select(selection.node().parentNode).classed('hide', !isOK); // if form field is hidden or has detached from dom, clean up.
 
-         map.trimmedExtent = function (val) {
-           if (!arguments.length) {
-             var headerY = 71;
-             var footerY = 30;
-             var pad = 10;
-             return new geoExtent(projection.invert([pad, _dimensions[1] - footerY - pad]), projection.invert([_dimensions[0] - pad, headerY + pad]));
-           } else {
-             var extent = geoExtent(val);
-             map.centerZoom(extent.center(), map.trimmedExtentZoom(extent));
+           if (!isOK || !context.container().select('.inspector-wrap.inspector-hidden').empty() || !selection.node().parentNode || !selection.node().parentNode.parentNode) {
+             selection.call(restrictions.off);
+             return;
            }
-         };
-
-         function calcExtentZoom(extent, dim) {
-           var tl = projection([extent[0][0], extent[1][1]]);
-           var br = projection([extent[1][0], extent[0][1]]); // Calculate maximum zoom that fits extent
 
-           var hFactor = (br[0] - tl[0]) / dim[0];
-           var vFactor = (br[1] - tl[1]) / dim[1];
-           var hZoomDiff = Math.log(Math.abs(hFactor)) / Math.LN2;
-           var vZoomDiff = Math.log(Math.abs(vFactor)) / Math.LN2;
-           var newZoom = map.zoom() - Math.max(hZoomDiff, vZoomDiff);
-           return newZoom;
-         }
+           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
+           var container = wrap.selectAll('.restriction-container').data([0]); // enter
 
-         map.extentZoom = function (val) {
-           return calcExtentZoom(geoExtent(val), _dimensions);
-         };
+           var containerEnter = container.enter().append('div').attr('class', 'restriction-container');
+           containerEnter.append('div').attr('class', 'restriction-help'); // update
 
-         map.trimmedExtentZoom = function (val) {
-           var trimY = 120;
-           var trimX = 40;
-           var trimmed = [_dimensions[0] - trimX, _dimensions[1] - trimY];
-           return calcExtentZoom(geoExtent(val), trimmed);
-         };
+           _container = containerEnter.merge(container).call(renderViewer);
+           var controls = wrap.selectAll('.restriction-controls').data([0]); // enter/update
 
-         map.withinEditableZoom = function () {
-           return map.zoom() >= context.minEditableZoom();
-         };
+           controls.enter().append('div').attr('class', 'restriction-controls-container').append('div').attr('class', 'restriction-controls').merge(controls).call(renderControls);
+         }
 
-         map.isInWideSelection = function () {
-           return !map.withinEditableZoom() && context.selectedIDs().length;
-         };
+         function renderControls(selection) {
+           var distControl = selection.selectAll('.restriction-distance').data([0]);
+           distControl.exit().remove();
+           var distControlEnter = distControl.enter().append('div').attr('class', 'restriction-control restriction-distance');
+           distControlEnter.append('span').attr('class', 'restriction-control-label restriction-distance-label').call(_t.append('restriction.controls.distance', {
+             suffix: ':'
+           }));
+           distControlEnter.append('input').attr('class', 'restriction-distance-input').attr('type', 'range').attr('min', '20').attr('max', '50').attr('step', '5');
+           distControlEnter.append('span').attr('class', 'restriction-distance-text'); // update
 
-         map.editableDataEnabled = function (skipZoomCheck) {
-           var layer = context.layers().layer('osm');
-           if (!layer || !layer.enabled()) return false;
-           return skipZoomCheck || map.withinEditableZoom();
-         };
+           selection.selectAll('.restriction-distance-input').property('value', _maxDistance).on('input', function () {
+             var val = select(this).property('value');
+             _maxDistance = +val;
+             _intersection = null;
 
-         map.notesEditable = function () {
-           var layer = context.layers().layer('notes');
-           if (!layer || !layer.enabled()) return false;
-           return map.withinEditableZoom();
-         };
+             _container.selectAll('.layer-osm .layer-turns *').remove();
 
-         map.minzoom = function (val) {
-           if (!arguments.length) return _minzoom;
-           _minzoom = val;
-           return map;
-         };
+             corePreferences('turn-restriction-distance', _maxDistance);
 
-         map.toggleHighlightEdited = function () {
-           surface.classed('highlight-edited', !surface.classed('highlight-edited'));
-           map.pan([0, 0]); // trigger a redraw
+             _parent.call(restrictions);
+           });
+           selection.selectAll('.restriction-distance-text').call(displayMaxDistance(_maxDistance));
+           var viaControl = selection.selectAll('.restriction-via-way').data([0]);
+           viaControl.exit().remove();
+           var viaControlEnter = viaControl.enter().append('div').attr('class', 'restriction-control restriction-via-way');
+           viaControlEnter.append('span').attr('class', 'restriction-control-label restriction-via-way-label').call(_t.append('restriction.controls.via', {
+             suffix: ':'
+           }));
+           viaControlEnter.append('input').attr('class', 'restriction-via-way-input').attr('type', 'range').attr('min', '0').attr('max', '2').attr('step', '1');
+           viaControlEnter.append('span').attr('class', 'restriction-via-way-text'); // update
 
-           dispatch$1.call('changeHighlighting', this);
-         };
+           selection.selectAll('.restriction-via-way-input').property('value', _maxViaWay).on('input', function () {
+             var val = select(this).property('value');
+             _maxViaWay = +val;
 
-         map.areaFillOptions = ['wireframe', 'partial', 'full'];
+             _container.selectAll('.layer-osm .layer-turns *').remove();
 
-         map.activeAreaFill = function (val) {
-           if (!arguments.length) return corePreferences('area-fill') || 'partial';
-           corePreferences('area-fill', val);
+             corePreferences('turn-restriction-via-way0', _maxViaWay);
 
-           if (val !== 'wireframe') {
-             corePreferences('area-fill-toggle', val);
-           }
+             _parent.call(restrictions);
+           });
+           selection.selectAll('.restriction-via-way-text').call(displayMaxVia(_maxViaWay));
+         }
 
-           updateAreaFill();
-           map.pan([0, 0]); // trigger a redraw
+         function renderViewer(selection) {
+           if (!_intersection) return;
+           var vgraph = _intersection.graph;
+           var filter = utilFunctor(true);
+           var projection = geoRawMercator(); // Reflow warning: `utilGetDimensions` calls `getBoundingClientRect`
+           // Instead of asking the restriction-container for its dimensions,
+           //  we can ask the .sidebar, which can have its dimensions cached.
+           // width: calc as sidebar - padding
+           // height: hardcoded (from `80_app.css`)
+           // var d = utilGetDimensions(selection);
 
-           dispatch$1.call('changeAreaFill', this);
-           return map;
-         };
+           var sdims = utilGetDimensions(context.container().select('.sidebar'));
+           var d = [sdims[0] - 50, 370];
+           var c = geoVecScale(d, 0.5);
+           var z = 22;
+           projection.scale(geoZoomToScale(z)); // Calculate extent of all key vertices
 
-         map.toggleWireframe = function () {
-           var activeFill = map.activeAreaFill();
+           var extent = geoExtent();
 
-           if (activeFill === 'wireframe') {
-             activeFill = corePreferences('area-fill-toggle') || 'partial';
-           } else {
-             activeFill = 'wireframe';
+           for (var i = 0; i < _intersection.vertices.length; i++) {
+             extent._extend(_intersection.vertices[i].extent());
            }
 
-           map.activeAreaFill(activeFill);
-         };
+           var padTop = 35; // reserve top space for hint text
+           // If this is a large intersection, adjust zoom to fit extent
 
-         function updateAreaFill() {
-           var activeFill = map.activeAreaFill();
-           map.areaFillOptions.forEach(function (opt) {
-             surface.classed('fill-' + opt, Boolean(opt === activeFill));
-           });
-         }
+           if (_intersection.vertices.length > 1) {
+             var hPadding = Math.min(160, Math.max(110, d[0] * 0.4));
+             var vPadding = 160;
+             var tl = projection([extent[0][0], extent[1][1]]);
+             var br = projection([extent[1][0], extent[0][1]]);
+             var hFactor = (br[0] - tl[0]) / (d[0] - hPadding);
+             var vFactor = (br[1] - tl[1]) / (d[1] - vPadding - padTop);
+             var hZoomDiff = Math.log(Math.abs(hFactor)) / Math.LN2;
+             var vZoomDiff = Math.log(Math.abs(vFactor)) / Math.LN2;
+             z = z - Math.max(hZoomDiff, vZoomDiff);
+             projection.scale(geoZoomToScale(z));
+           }
 
-         map.layers = function () {
-           return drawLayers;
-         };
+           var extentCenter = projection(extent.center());
+           extentCenter[1] = extentCenter[1] - padTop / 2;
+           projection.translate(geoVecSubtract(c, extentCenter)).clipExtent([[0, 0], d]);
+           var drawLayers = svgLayers(projection, context).only(['osm', 'touch']).dimensions(d);
+           var drawVertices = svgVertices(projection, context);
+           var drawLines = svgLines(projection, context);
+           var drawTurns = svgTurns(projection, context);
+           var firstTime = selection.selectAll('.surface').empty();
+           selection.call(drawLayers);
+           var surface = selection.selectAll('.surface').classed('tr', true);
 
-         map.doubleUpHandler = function () {
-           return _doubleUpHandler;
-         };
+           if (firstTime) {
+             _initialized = true;
+             surface.call(breathe);
+           } // This can happen if we've lowered the detail while a FROM way
+           // is selected, and that way is no longer part of the intersection.
 
-         return utilRebind(map, dispatch$1, 'on');
-       }
 
-       function rendererPhotos(context) {
-         var dispatch$1 = dispatch('change');
-         var _layerIDs = ['streetside', 'mapillary', 'mapillary-map-features', 'mapillary-signs', 'openstreetcam'];
-         var _allPhotoTypes = ['flat', 'panoramic'];
+           if (_fromWayID && !vgraph.hasEntity(_fromWayID)) {
+             _fromWayID = null;
+             _oldTurns = null;
+           }
+
+           surface.call(utilSetDimensions, d).call(drawVertices, vgraph, _intersection.vertices, filter, extent, z).call(drawLines, vgraph, _intersection.ways, filter).call(drawTurns, vgraph, _intersection.turns(_fromWayID, _maxViaWay));
+           surface.on('click.restrictions', click).on('mouseover.restrictions', mouseover);
+           surface.selectAll('.selected').classed('selected', false);
+           surface.selectAll('.related').classed('related', false);
+           var way;
 
-         var _shownPhotoTypes = _allPhotoTypes.slice(); // shallow copy
+           if (_fromWayID) {
+             way = vgraph.entity(_fromWayID);
+             surface.selectAll('.' + _fromWayID).classed('selected', true).classed('related', true);
+           }
 
+           document.addEventListener('resizeWindow', function () {
+             utilSetDimensions(_container, null);
+             redraw(1);
+           }, false);
+           updateHints(null);
 
-         var _dateFilters = ['fromDate', 'toDate'];
+           function click(d3_event) {
+             surface.call(breathe.off).call(breathe);
+             var datum = d3_event.target.__data__;
+             var entity = datum && datum.properties && datum.properties.entity;
 
-         var _fromDate;
+             if (entity) {
+               datum = entity;
+             }
 
-         var _toDate;
+             if (datum instanceof osmWay && (datum.__from || datum.__via)) {
+               _fromWayID = datum.id;
+               _oldTurns = null;
+               redraw();
+             } else if (datum instanceof osmTurn) {
+               var actions, extraActions, turns, i;
+               var restrictionType = osmInferRestriction(vgraph, datum, projection);
 
-         var _usernames;
+               if (datum.restrictionID && !datum.direct) {
+                 return;
+               } else if (datum.restrictionID && !datum.only) {
+                 // NO -> ONLY
+                 var seen = {};
+                 var datumOnly = JSON.parse(JSON.stringify(datum)); // deep clone the datum
 
-         function photos() {}
+                 datumOnly.only = true; // but change this property
 
-         function updateStorage() {
-           if (window.mocha) return;
-           var hash = utilStringQs(window.location.hash);
-           var enabled = context.layers().all().filter(function (d) {
-             return _layerIDs.indexOf(d.id) !== -1 && d.layer && d.layer.supported() && d.layer.enabled();
-           }).map(function (d) {
-             return d.id;
-           });
+                 restrictionType = restrictionType.replace(/^no/, 'only'); // Adding an ONLY restriction should destroy all other direct restrictions from the FROM towards the VIA.
+                 // We will remember them in _oldTurns, and restore them if the user clicks again.
 
-           if (enabled.length) {
-             hash.photo_overlay = enabled.join(',');
-           } else {
-             delete hash.photo_overlay;
-           }
+                 turns = _intersection.turns(_fromWayID, 2);
+                 extraActions = [];
+                 _oldTurns = [];
 
-           window.location.replace('#' + utilQsString(hash, true));
-         }
+                 for (i = 0; i < turns.length; i++) {
+                   var turn = turns[i];
+                   if (seen[turn.restrictionID]) continue; // avoid deleting the turn twice (#4968, #4928)
 
-         photos.overlayLayerIDs = function () {
-           return _layerIDs;
-         };
+                   if (turn.direct && turn.path[1] === datum.path[1]) {
+                     seen[turns[i].restrictionID] = true;
+                     turn.restrictionType = osmInferRestriction(vgraph, turn, projection);
 
-         photos.allPhotoTypes = function () {
-           return _allPhotoTypes;
-         };
+                     _oldTurns.push(turn);
 
-         photos.dateFilters = function () {
-           return _dateFilters;
-         };
+                     extraActions.push(actionUnrestrictTurn(turn));
+                   }
+                 }
 
-         photos.dateFilterValue = function (val) {
-           return val === _dateFilters[0] ? _fromDate : _toDate;
-         };
+                 actions = _intersection.actions.concat(extraActions, [actionRestrictTurn(datumOnly, restrictionType), _t('operations.restriction.annotation.create')]);
+               } else if (datum.restrictionID) {
+                 // ONLY -> Allowed
+                 // Restore whatever restrictions we might have destroyed by cycling thru the ONLY state.
+                 // This relies on the assumption that the intersection was already split up when we
+                 // performed the previous action (NO -> ONLY), so the IDs in _oldTurns shouldn't have changed.
+                 turns = _oldTurns || [];
+                 extraActions = [];
 
-         photos.setDateFilter = function (type, val, updateUrl) {
-           // validate the date
-           var date = val && new Date(val);
+                 for (i = 0; i < turns.length; i++) {
+                   if (turns[i].key !== datum.key) {
+                     extraActions.push(actionRestrictTurn(turns[i], turns[i].restrictionType));
+                   }
+                 }
 
-           if (date && !isNaN(date)) {
-             val = date.toISOString().substr(0, 10);
-           } else {
-             val = null;
-           }
+                 _oldTurns = null;
+                 actions = _intersection.actions.concat(extraActions, [actionUnrestrictTurn(datum), _t('operations.restriction.annotation.delete')]);
+               } else {
+                 // Allowed -> NO
+                 actions = _intersection.actions.concat([actionRestrictTurn(datum, restrictionType), _t('operations.restriction.annotation.create')]);
+               }
 
-           if (type === _dateFilters[0]) {
-             _fromDate = val;
+               context.perform.apply(context, actions); // At this point the datum will be changed, but will have same key..
+               // Refresh it and update the help..
 
-             if (_fromDate && _toDate && new Date(_toDate) < new Date(_fromDate)) {
-               _toDate = _fromDate;
+               var s = surface.selectAll('.' + datum.key);
+               datum = s.empty() ? null : s.datum();
+               updateHints(datum);
+             } else {
+               _fromWayID = null;
+               _oldTurns = null;
+               redraw();
              }
            }
 
-           if (type === _dateFilters[1]) {
-             _toDate = val;
-
-             if (_fromDate && _toDate && new Date(_toDate) < new Date(_fromDate)) {
-               _fromDate = _toDate;
-             }
+           function mouseover(d3_event) {
+             var datum = d3_event.target.__data__;
+             updateHints(datum);
            }
 
-           dispatch$1.call('change', this);
+           _lastXPos = _lastXPos || sdims[0];
 
-           if (updateUrl) {
-             var rangeString;
+           function redraw(minChange) {
+             var xPos = -1;
 
-             if (_fromDate || _toDate) {
-               rangeString = (_fromDate || '') + '_' + (_toDate || '');
+             if (minChange) {
+               xPos = utilGetDimensions(context.container().select('.sidebar'))[0];
              }
 
-             setUrlFilterValue('photo_dates', rangeString);
-           }
-         };
-
-         photos.setUsernameFilter = function (val, updateUrl) {
-           if (val && typeof val === 'string') val = val.replace(/;/g, ',').split(',');
-
-           if (val) {
-             val = val.map(function (d) {
-               return d.trim();
-             }).filter(Boolean);
+             if (!minChange || minChange && Math.abs(xPos - _lastXPos) >= minChange) {
+               if (context.hasEntity(_vertexID)) {
+                 _lastXPos = xPos;
 
-             if (!val.length) {
-               val = null;
+                 _container.call(renderViewer);
+               }
              }
            }
 
-           _usernames = val;
-           dispatch$1.call('change', this);
-
-           if (updateUrl) {
-             var hashString;
+           function highlightPathsFrom(wayID) {
+             surface.selectAll('.related').classed('related', false).classed('allow', false).classed('restrict', false).classed('only', false);
+             surface.selectAll('.' + wayID).classed('related', true);
 
-             if (_usernames) {
-               hashString = _usernames.join(',');
-             }
+             if (wayID) {
+               var turns = _intersection.turns(wayID, _maxViaWay);
 
-             setUrlFilterValue('photo_username', hashString);
-           }
-         };
+               for (var i = 0; i < turns.length; i++) {
+                 var turn = turns[i];
+                 var ids = [turn.to.way];
+                 var klass = turn.no ? 'restrict' : turn.only ? 'only' : 'allow';
 
-         function setUrlFilterValue(property, val) {
-           if (!window.mocha) {
-             var hash = utilStringQs(window.location.hash);
+                 if (turn.only || turns.length === 1) {
+                   if (turn.via.ways) {
+                     ids = ids.concat(turn.via.ways);
+                   }
+                 } else if (turn.to.way === wayID) {
+                   continue;
+                 }
 
-             if (val) {
-               if (hash[property] === val) return;
-               hash[property] = val;
-             } else {
-               if (!(property in hash)) return;
-               delete hash[property];
+                 surface.selectAll(utilEntitySelector(ids)).classed('related', true).classed('allow', klass === 'allow').classed('restrict', klass === 'restrict').classed('only', klass === 'only');
+               }
              }
-
-             window.location.replace('#' + utilQsString(hash, true));
            }
-         }
-
-         function showsLayer(id) {
-           var layer = context.layers().layer(id);
-           return layer && layer.supported() && layer.enabled();
-         }
-
-         photos.shouldFilterByDate = function () {
-           return showsLayer('mapillary') || showsLayer('openstreetcam') || showsLayer('streetside');
-         };
 
-         photos.shouldFilterByPhotoType = function () {
-           return showsLayer('mapillary') || showsLayer('streetside') && showsLayer('openstreetcam');
-         };
+           function updateHints(datum) {
+             var help = _container.selectAll('.restriction-help').html('');
 
-         photos.shouldFilterByUsername = function () {
-           return showsLayer('mapillary') || showsLayer('openstreetcam') || showsLayer('streetside');
-         };
+             var placeholders = {};
+             ['from', 'via', 'to'].forEach(function (k) {
+               placeholders[k] = {
+                 html: '<span class="qualifier">' + _t('restriction.help.' + k) + '</span>'
+               };
+             });
+             var entity = datum && datum.properties && datum.properties.entity;
 
-         photos.showsPhotoType = function (val) {
-           if (!photos.shouldFilterByPhotoType()) return true;
-           return _shownPhotoTypes.indexOf(val) !== -1;
-         };
+             if (entity) {
+               datum = entity;
+             }
 
-         photos.showsFlat = function () {
-           return photos.showsPhotoType('flat');
-         };
+             if (_fromWayID) {
+               way = vgraph.entity(_fromWayID);
+               surface.selectAll('.' + _fromWayID).classed('selected', true).classed('related', true);
+             } // Hovering a way
 
-         photos.showsPanoramic = function () {
-           return photos.showsPhotoType('panoramic');
-         };
 
-         photos.fromDate = function () {
-           return _fromDate;
-         };
+             if (datum instanceof osmWay && datum.__from) {
+               way = datum;
+               highlightPathsFrom(_fromWayID ? null : way.id);
+               surface.selectAll('.' + way.id).classed('related', true);
+               var clickSelect = !_fromWayID || _fromWayID !== way.id;
+               help.append('div') // "Click to select FROM {fromName}." / "FROM {fromName}"
+               .html(_t.html('restriction.help.' + (clickSelect ? 'select_from_name' : 'from_name'), {
+                 from: placeholders.from,
+                 fromName: displayName(way.id, vgraph)
+               })); // Hovering a turn arrow
+             } else if (datum instanceof osmTurn) {
+               var restrictionType = osmInferRestriction(vgraph, datum, projection);
+               var turnType = restrictionType.replace(/^(only|no)\_/, '');
+               var indirect = datum.direct === false ? _t.html('restriction.help.indirect') : '';
+               var klass, turnText, nextText;
 
-         photos.toDate = function () {
-           return _toDate;
-         };
+               if (datum.no) {
+                 klass = 'restrict';
+                 turnText = _t.html('restriction.help.turn.no_' + turnType, {
+                   indirect: indirect
+                 });
+                 nextText = _t.html('restriction.help.turn.only_' + turnType, {
+                   indirect: ''
+                 });
+               } else if (datum.only) {
+                 klass = 'only';
+                 turnText = _t.html('restriction.help.turn.only_' + turnType, {
+                   indirect: indirect
+                 });
+                 nextText = _t.html('restriction.help.turn.allowed_' + turnType, {
+                   indirect: ''
+                 });
+               } else {
+                 klass = 'allow';
+                 turnText = _t.html('restriction.help.turn.allowed_' + turnType, {
+                   indirect: indirect
+                 });
+                 nextText = _t.html('restriction.help.turn.no_' + turnType, {
+                   indirect: ''
+                 });
+               }
 
-         photos.togglePhotoType = function (val) {
-           var index = _shownPhotoTypes.indexOf(val);
+               help.append('div') // "NO Right Turn (indirect)"
+               .attr('class', 'qualifier ' + klass).html(turnText);
+               help.append('div') // "FROM {fromName} TO {toName}"
+               .html(_t.html('restriction.help.from_name_to_name', {
+                 from: placeholders.from,
+                 fromName: displayName(datum.from.way, vgraph),
+                 to: placeholders.to,
+                 toName: displayName(datum.to.way, vgraph)
+               }));
 
-           if (index !== -1) {
-             _shownPhotoTypes.splice(index, 1);
-           } else {
-             _shownPhotoTypes.push(val);
-           }
+               if (datum.via.ways && datum.via.ways.length) {
+                 var names = [];
 
-           dispatch$1.call('change', this);
-           return photos;
-         };
+                 for (var i = 0; i < datum.via.ways.length; i++) {
+                   var prev = names[names.length - 1];
+                   var curr = displayName(datum.via.ways[i], vgraph);
 
-         photos.usernames = function () {
-           return _usernames;
-         };
+                   if (!prev || curr !== prev) {
+                     // collapse identical names
+                     names.push(curr);
+                   }
+                 }
 
-         photos.init = function () {
-           var hash = utilStringQs(window.location.hash);
+                 help.append('div') // "VIA {viaNames}"
+                 .html(_t.html('restriction.help.via_names', {
+                   via: placeholders.via,
+                   viaNames: names.join(', ')
+                 }));
+               }
 
-           if (hash.photo_dates) {
-             // expect format like `photo_dates=2019-01-01_2020-12-31`, but allow a couple different separators
-             var parts = /^(.*)[–_](.*)$/g.exec(hash.photo_dates.trim());
-             this.setDateFilter('fromDate', parts && parts.length >= 2 && parts[1], false);
-             this.setDateFilter('toDate', parts && parts.length >= 3 && parts[2], false);
-           }
+               if (!indirect) {
+                 help.append('div') // Click for "No Right Turn"
+                 .html(_t.html('restriction.help.toggle', {
+                   turn: {
+                     html: nextText.trim()
+                   }
+                 }));
+               }
 
-           if (hash.photo_username) {
-             this.setUsernameFilter(hash.photo_username, false);
-           }
+               highlightPathsFrom(null);
+               var alongIDs = datum.path.slice();
+               surface.selectAll(utilEntitySelector(alongIDs)).classed('related', true).classed('allow', klass === 'allow').classed('restrict', klass === 'restrict').classed('only', klass === 'only'); // Hovering empty surface
+             } else {
+               highlightPathsFrom(null);
 
-           if (hash.photo_overlay) {
-             // support enabling photo layers by default via a URL parameter, e.g. `photo_overlay=openstreetcam;mapillary;streetside`
-             var hashOverlayIDs = hash.photo_overlay.replace(/;/g, ',').split(',');
-             hashOverlayIDs.forEach(function (id) {
-               var layer = _layerIDs.indexOf(id) !== -1 && context.layers().layer(id);
-               if (layer && !layer.enabled()) layer.enabled(true);
-             });
+               if (_fromWayID) {
+                 help.append('div') // "FROM {fromName}"
+                 .html(_t.html('restriction.help.from_name', {
+                   from: placeholders.from,
+                   fromName: displayName(_fromWayID, vgraph)
+                 }));
+               } else {
+                 help.append('div') // "Click to select a FROM segment."
+                 .html(_t.html('restriction.help.select_from', {
+                   from: placeholders.from
+                 }));
+               }
+             }
            }
+         }
 
-           if (hash.photo) {
-             // support opening a photo via a URL parameter, e.g. `photo=mapillary-fztgSDtLpa08ohPZFZjeRQ`
-             var photoIds = hash.photo.replace(/;/g, ',').split(',');
-             var photoId = photoIds.length && photoIds[0].trim();
-             var results = /(.*)\/(.*)/g.exec(photoId);
+         function displayMaxDistance(maxDist) {
+           return function (selection) {
+             var isImperial = !_mainLocalizer.usesMetric();
+             var opts;
+
+             if (isImperial) {
+               var distToFeet = {
+                 // imprecise conversion for prettier display
+                 20: 70,
+                 25: 85,
+                 30: 100,
+                 35: 115,
+                 40: 130,
+                 45: 145,
+                 50: 160
+               }[maxDist];
+               opts = {
+                 distance: _t('units.feet', {
+                   quantity: distToFeet
+                 })
+               };
+             } else {
+               opts = {
+                 distance: _t('units.meters', {
+                   quantity: maxDist
+                 })
+               };
+             }
 
-             if (results && results.length >= 3) {
-               var serviceId = results[1];
-               var photoKey = results[2];
-               var service = services[serviceId];
+             return selection.html('').call(_t.append('restriction.controls.distance_up_to', opts));
+           };
+         }
 
-               if (service && service.ensureViewerLoaded) {
-                 // if we're showing a photo then make sure its layer is enabled too
-                 var layer = _layerIDs.indexOf(serviceId) !== -1 && context.layers().layer(serviceId);
-                 if (layer && !layer.enabled()) layer.enabled(true);
-                 var baselineTime = Date.now();
-                 service.on('loadedImages.rendererPhotos', function () {
-                   // don't open the viewer if too much time has elapsed
-                   if (Date.now() - baselineTime > 45000) {
-                     service.on('loadedImages.rendererPhotos', null);
-                     return;
-                   }
+         function displayMaxVia(maxVia) {
+           return function (selection) {
+             selection = selection.html('');
+             return maxVia === 0 ? selection.call(_t.append('restriction.controls.via_node_only')) : maxVia === 1 ? selection.call(_t.append('restriction.controls.via_up_to_one')) : selection.call(_t.append('restriction.controls.via_up_to_two'));
+           };
+         }
 
-                   if (!service.cachedImage(photoKey)) return;
-                   service.on('loadedImages.rendererPhotos', null);
-                   service.ensureViewerLoaded(context).then(function () {
-                     service.selectImage(context, photoKey).showViewer(context);
-                   });
-                 });
-               }
-             }
-           }
+         function displayName(entityID, graph) {
+           var entity = graph.entity(entityID);
+           var name = utilDisplayName(entity) || '';
+           var matched = _mainPresetIndex.match(entity, graph);
+           var type = matched && matched.name() || utilDisplayType(entity.id);
+           return name || type;
+         }
 
-           context.layers().on('change.rendererPhotos', updateStorage);
+         restrictions.entityIDs = function (val) {
+           _intersection = null;
+           _fromWayID = null;
+           _oldTurns = null;
+           _vertexID = val[0];
          };
 
-         return utilRebind(photos, dispatch$1, 'on');
-       }
+         restrictions.tags = function () {};
 
-       function uiAccount(context) {
-         var osm = context.connection();
+         restrictions.focus = function () {};
 
-         function update(selection) {
-           if (!osm) return;
+         restrictions.off = function (selection) {
+           if (!_initialized) return;
+           selection.selectAll('.surface').call(breathe.off).on('click.restrictions', null).on('mouseover.restrictions', null);
+           select(window).on('resize.restrictions', null);
+         };
 
-           if (!osm.authenticated()) {
-             selection.selectAll('.userLink, .logoutLink').classed('hide', true);
-             return;
-           }
+         return utilRebind(restrictions, dispatch, 'on');
+       }
+       uiFieldRestrictions.supportsMultiselection = false;
 
-           osm.userDetails(function (err, details) {
-             var userLink = selection.select('.userLink'),
-                 logoutLink = selection.select('.logoutLink');
-             userLink.html('');
-             logoutLink.html('');
-             if (err || !details) return;
-             selection.selectAll('.userLink, .logoutLink').classed('hide', false); // Link
+       function uiFieldTextarea(field, context) {
+         var dispatch = dispatch$8('change');
+         var input = select(null);
 
-             var userLinkA = userLink.append('a').attr('href', osm.userURL(details.display_name)).attr('target', '_blank'); // Add thumbnail or dont
+         var _tags;
 
-             if (details.image_url) {
-               userLinkA.append('img').attr('class', 'icon pre-text user-icon').attr('src', details.image_url);
-             } else {
-               userLinkA.call(svgIcon('#iD-icon-avatar', 'pre-text light'));
-             } // Add user name
+         function textarea(selection) {
+           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
+           input = wrap.selectAll('textarea').data([0]);
+           input = input.enter().append('textarea').attr('id', field.domId).call(utilNoAuto).on('input', change(true)).on('blur', change()).on('change', change()).merge(input);
+         }
 
+         function change(onInput) {
+           return function () {
+             var val = utilGetSetValue(input);
+             if (!onInput) val = context.cleanTagValue(val); // don't override multiple values with blank string
 
-             userLinkA.append('span').attr('class', 'label').html(details.display_name);
-             logoutLink.append('a').attr('class', 'logout').attr('href', '#').html(_t.html('logout')).on('click.logout', function (d3_event) {
-               d3_event.preventDefault();
-               osm.logout();
-             });
-           });
+             if (!val && Array.isArray(_tags[field.key])) return;
+             var t = {};
+             t[field.key] = val || undefined;
+             dispatch.call('change', this, t, onInput);
+           };
          }
 
-         return function (selection) {
-           selection.append('li').attr('class', 'userLink').classed('hide', true);
-           selection.append('li').attr('class', 'logoutLink').classed('hide', true);
-
-           if (osm) {
-             osm.on('change.account', function () {
-               update(selection);
-             });
-             update(selection);
-           }
+         textarea.tags = function (tags) {
+           _tags = tags;
+           var isMixed = Array.isArray(tags[field.key]);
+           utilGetSetValue(input, !isMixed && tags[field.key] ? tags[field.key] : '').attr('title', isMixed ? tags[field.key].filter(Boolean).join('\n') : undefined).attr('placeholder', isMixed ? _t('inspector.multiple_values') : field.placeholder() || _t('inspector.unknown')).classed('mixed', isMixed);
          };
-       }
-
-       function uiAttribution(context) {
-         var _selection = select(null);
-
-         function render(selection, data, klass) {
-           var div = selection.selectAll(".".concat(klass)).data([0]);
-           div = div.enter().append('div').attr('class', klass).merge(div);
-           var attributions = div.selectAll('.attribution').data(data, function (d) {
-             return d.id;
-           });
-           attributions.exit().remove();
-           attributions = attributions.enter().append('span').attr('class', 'attribution').each(function (d, i, nodes) {
-             var attribution = select(nodes[i]);
-
-             if (d.terms_html) {
-               attribution.html(d.terms_html);
-               return;
-             }
 
-             if (d.terms_url) {
-               attribution = attribution.append('a').attr('href', d.terms_url).attr('target', '_blank');
-             }
+         textarea.focus = function () {
+           input.node().focus();
+         };
 
-             var sourceID = d.id.replace(/\./g, '<TX_DOT>');
-             var terms_text = _t("imagery.".concat(sourceID, ".attribution.text"), {
-               "default": d.terms_text || d.id || d.name()
-             });
+         return utilRebind(textarea, dispatch, 'on');
+       }
 
-             if (d.icon && !d.overlay) {
-               attribution.append('img').attr('class', 'source-image').attr('src', d.icon);
-             }
+       function uiFieldWikidata(field, context) {
+         var wikidata = services.wikidata;
+         var dispatch = dispatch$8('change');
 
-             attribution.append('span').attr('class', 'attribution-text').html(terms_text);
-           }).merge(attributions);
-           var copyright = attributions.selectAll('.copyright-notice').data(function (d) {
-             var notice = d.copyrightNotices(context.map().zoom(), context.map().extent());
-             return notice ? [notice] : [];
-           });
-           copyright.exit().remove();
-           copyright = copyright.enter().append('span').attr('class', 'copyright-notice').merge(copyright);
-           copyright.html(String);
-         }
+         var _selection = select(null);
 
-         function update() {
-           var baselayer = context.background().baseLayerSource();
+         var _searchInput = select(null);
 
-           _selection.call(render, baselayer ? [baselayer] : [], 'base-layer-attribution');
+         var _qid = null;
+         var _wikidataEntity = null;
+         var _wikiURL = '';
+         var _entityIDs = [];
 
-           var z = context.map().zoom();
-           var overlays = context.background().overlayLayerSources() || [];
+         var _wikipediaKey = field.keys && field.keys.find(function (key) {
+           return key.includes('wikipedia');
+         }),
+             _hintKey = field.key === 'wikidata' ? 'name' : field.key.split(':')[0];
 
-           _selection.call(render, overlays.filter(function (s) {
-             return s.validZoom(z);
-           }), 'overlay-layer-attribution');
-         }
+         var combobox = uiCombobox(context, 'combo-' + field.safeid).caseSensitive(true).minItems(1);
 
-         return function (selection) {
+         function wiki(selection) {
            _selection = selection;
-           context.background().on('change.attribution', update);
-           context.map().on('move.attribution', throttle(update, 400, {
-             leading: false
-           }));
-           update();
-         };
-       }
-
-       function uiContributors(context) {
-         var osm = context.connection(),
-             debouncedUpdate = debounce(function () {
-           update();
-         }, 1000),
-             limit = 4,
-             hidden = false,
-             wrap = select(null);
+           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
+           var list = wrap.selectAll('ul').data([0]);
+           list = list.enter().append('ul').attr('class', 'rows').merge(list);
+           var searchRow = list.selectAll('li.wikidata-search').data([0]);
+           var searchRowEnter = searchRow.enter().append('li').attr('class', 'wikidata-search');
+           searchRowEnter.append('input').attr('type', 'text').attr('id', field.domId).style('flex', '1').call(utilNoAuto).on('focus', function () {
+             var node = select(this).node();
+             node.setSelectionRange(0, node.value.length);
+           }).on('blur', function () {
+             setLabelForEntity();
+           }).call(combobox.fetcher(fetchWikidataItems));
+           combobox.on('accept', function (d) {
+             if (d) {
+               _qid = d.id;
+               change();
+             }
+           }).on('cancel', function () {
+             setLabelForEntity();
+           });
+           searchRowEnter.append('button').attr('class', 'form-field-button wiki-link').attr('title', _t('icons.view_on', {
+             domain: 'wikidata.org'
+           })).call(svgIcon('#iD-icon-out-link')).on('click', function (d3_event) {
+             d3_event.preventDefault();
+             if (_wikiURL) window.open(_wikiURL, '_blank');
+           });
+           searchRow = searchRow.merge(searchRowEnter);
+           _searchInput = searchRow.select('input');
+           var wikidataProperties = ['description', 'identifier'];
+           var items = list.selectAll('li.labeled-input').data(wikidataProperties); // Enter
 
-         function update() {
-           if (!osm) return;
-           var users = {},
-               entities = context.history().intersects(context.map().extent());
-           entities.forEach(function (entity) {
-             if (entity && entity.user) users[entity.user] = true;
+           var enter = items.enter().append('li').attr('class', function (d) {
+             return 'labeled-input preset-wikidata-' + d;
            });
-           var u = Object.keys(users),
-               subset = u.slice(0, u.length > limit ? limit - 1 : limit);
-           wrap.html('').call(svgIcon('#iD-icon-nearby', 'pre-text light'));
-           var userList = select(document.createElement('span'));
-           userList.selectAll().data(subset).enter().append('a').attr('class', 'user-link').attr('href', function (d) {
-             return osm.userURL(d);
-           }).attr('target', '_blank').html(String);
+           enter.append('span').attr('class', 'label').html(function (d) {
+             return _t.html('wikidata.' + d);
+           });
+           enter.append('input').attr('type', 'text').call(utilNoAuto).classed('disabled', 'true').attr('readonly', 'true');
+           enter.append('button').attr('class', 'form-field-button').attr('title', _t('icons.copy')).call(svgIcon('#iD-operation-copy')).on('click', function (d3_event) {
+             d3_event.preventDefault();
+             select(this.parentNode).select('input').node().select();
+             document.execCommand('copy');
+           });
+         }
 
-           if (u.length > limit) {
-             var count = select(document.createElement('span'));
-             var othersNum = u.length - limit + 1;
-             count.append('a').attr('target', '_blank').attr('href', function () {
-               return osm.changesetsURL(context.map().center(), context.map().zoom());
-             }).html(othersNum);
-             wrap.append('span').html(_t.html('contributors.truncated_list', {
-               n: othersNum,
-               users: userList.html(),
-               count: count.html()
-             }));
-           } else {
-             wrap.append('span').html(_t.html('contributors.list', {
-               users: userList.html()
-             }));
-           }
+         function fetchWikidataItems(q, callback) {
+           if (!q && _hintKey) {
+             // other tags may be good search terms
+             for (var i in _entityIDs) {
+               var entity = context.hasEntity(_entityIDs[i]);
 
-           if (!u.length) {
-             hidden = true;
-             wrap.transition().style('opacity', 0);
-           } else if (hidden) {
-             wrap.transition().style('opacity', 1);
+               if (entity.tags[_hintKey]) {
+                 q = entity.tags[_hintKey];
+                 break;
+               }
+             }
            }
-         }
-
-         return function (selection) {
-           if (!osm) return;
-           wrap = selection;
-           update();
-           osm.on('loaded.contributors', debouncedUpdate);
-           context.map().on('move.contributors', debouncedUpdate);
-         };
-       }
 
-       var _popoverID = 0;
-       function uiPopover(klass) {
-         var _id = _popoverID++;
+           wikidata.itemsForSearchQuery(q, function (err, data) {
+             if (err) return;
 
-         var _anchorSelection = select(null);
+             for (var i in data) {
+               data[i].value = data[i].label + ' (' + data[i].id + ')';
+               data[i].title = data[i].description;
+             }
 
-         var popover = function popover(selection) {
-           _anchorSelection = selection;
-           selection.each(setup);
-         };
+             if (callback) callback(data);
+           });
+         }
 
-         var _animation = utilFunctor(false);
+         function change() {
+           var syncTags = {};
+           syncTags[field.key] = _qid;
+           dispatch.call('change', this, syncTags); // attempt asynchronous update of wikidata tag..
 
-         var _placement = utilFunctor('top'); // top, bottom, left, right
+           var initGraph = context.graph();
+           var initEntityIDs = _entityIDs;
+           wikidata.entityByQID(_qid, function (err, entity) {
+             if (err) return; // If graph has changed, we can't apply this update.
 
+             if (context.graph() !== initGraph) return;
+             if (!entity.sitelinks) return;
+             var langs = wikidata.languagesToQuery(); // use the label and description languages as fallbacks
 
-         var _alignment = utilFunctor('center'); // leading, center, trailing
+             ['labels', 'descriptions'].forEach(function (key) {
+               if (!entity[key]) return;
+               var valueLangs = Object.keys(entity[key]);
+               if (valueLangs.length === 0) return;
+               var valueLang = valueLangs[0];
 
+               if (langs.indexOf(valueLang) === -1) {
+                 langs.push(valueLang);
+               }
+             });
+             var newWikipediaValue;
 
-         var _scrollContainer = utilFunctor(select(null));
+             if (_wikipediaKey) {
+               var foundPreferred;
 
-         var _content;
+               for (var i in langs) {
+                 var lang = langs[i];
+                 var siteID = lang.replace('-', '_') + 'wiki';
 
-         var _displayType = utilFunctor('');
+                 if (entity.sitelinks[siteID]) {
+                   foundPreferred = true;
+                   newWikipediaValue = lang + ':' + entity.sitelinks[siteID].title; // use the first match
 
-         var _hasArrow = utilFunctor(true); // use pointer events on supported platforms; fallback to mouse events
+                   break;
+                 }
+               }
 
+               if (!foundPreferred) {
+                 // No wikipedia sites available in the user's language or the fallback languages,
+                 // default to any wikipedia sitelink
+                 var wikiSiteKeys = Object.keys(entity.sitelinks).filter(function (site) {
+                   return site.endsWith('wiki');
+                 });
 
-         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
+                 if (wikiSiteKeys.length === 0) {
+                   // if no wikipedia pages are linked to this wikidata entity, delete that tag
+                   newWikipediaValue = null;
+                 } else {
+                   var wikiLang = wikiSiteKeys[0].slice(0, -4).replace('_', '-');
+                   var wikiTitle = entity.sitelinks[wikiSiteKeys[0]].title;
+                   newWikipediaValue = wikiLang + ':' + wikiTitle;
+                 }
+               }
+             }
 
-         popover.displayType = function (val) {
-           if (arguments.length) {
-             _displayType = utilFunctor(val);
-             return popover;
-           } else {
-             return _displayType;
-           }
-         };
+             if (newWikipediaValue) {
+               newWikipediaValue = context.cleanTagValue(newWikipediaValue);
+             }
 
-         popover.hasArrow = function (val) {
-           if (arguments.length) {
-             _hasArrow = utilFunctor(val);
-             return popover;
-           } else {
-             return _hasArrow;
-           }
-         };
+             if (typeof newWikipediaValue === 'undefined') return;
+             var actions = initEntityIDs.map(function (entityID) {
+               var entity = context.hasEntity(entityID);
+               if (!entity) return null;
+               var currTags = Object.assign({}, entity.tags); // shallow copy
 
-         popover.placement = function (val) {
-           if (arguments.length) {
-             _placement = utilFunctor(val);
-             return popover;
-           } else {
-             return _placement;
-           }
-         };
+               if (newWikipediaValue === null) {
+                 if (!currTags[_wikipediaKey]) return null;
+                 delete currTags[_wikipediaKey];
+               } else {
+                 currTags[_wikipediaKey] = newWikipediaValue;
+               }
 
-         popover.alignment = function (val) {
-           if (arguments.length) {
-             _alignment = utilFunctor(val);
-             return popover;
-           } else {
-             return _alignment;
-           }
-         };
+               return actionChangeTags(entityID, currTags);
+             }).filter(Boolean);
+             if (!actions.length) return; // Coalesce the update of wikidata tag into the previous tag change
 
-         popover.scrollContainer = function (val) {
-           if (arguments.length) {
-             _scrollContainer = utilFunctor(val);
-             return popover;
-           } else {
-             return _scrollContainer;
-           }
-         };
+             context.overwrite(function actionUpdateWikipediaTags(graph) {
+               actions.forEach(function (action) {
+                 graph = action(graph);
+               });
+               return graph;
+             }, context.history().undoAnnotation()); // do not dispatch.call('change') here, because entity_editor
+             // changeTags() is not intended to be called asynchronously
+           });
+         }
 
-         popover.content = function (val) {
-           if (arguments.length) {
-             _content = val;
-             return popover;
-           } else {
-             return _content;
-           }
-         };
+         function setLabelForEntity() {
+           var label = '';
 
-         popover.isShown = function () {
-           var popoverSelection = _anchorSelection.select('.popover-' + _id);
+           if (_wikidataEntity) {
+             label = entityPropertyForDisplay(_wikidataEntity, 'labels');
 
-           return !popoverSelection.empty() && popoverSelection.classed('in');
-         };
+             if (label.length === 0) {
+               label = _wikidataEntity.id.toString();
+             }
+           }
 
-         popover.show = function () {
-           _anchorSelection.each(show);
-         };
+           utilGetSetValue(_searchInput, label);
+         }
 
-         popover.updateContent = function () {
-           _anchorSelection.each(updateContent);
-         };
+         wiki.tags = function (tags) {
+           var isMixed = Array.isArray(tags[field.key]);
 
-         popover.hide = function () {
-           _anchorSelection.each(hide);
-         };
+           _searchInput.attr('title', isMixed ? tags[field.key].filter(Boolean).join('\n') : null).attr('placeholder', isMixed ? _t('inspector.multiple_values') : '').classed('mixed', isMixed);
 
-         popover.toggle = function () {
-           _anchorSelection.each(toggle);
-         };
+           _qid = typeof tags[field.key] === 'string' && tags[field.key] || '';
 
-         popover.destroy = function (selection, selector) {
-           // by default, just destroy the current popover
-           selector = selector || '.popover-' + _id;
-           selection.on(_pointerPrefix + 'enter.popover', null).on(_pointerPrefix + 'leave.popover', null).on(_pointerPrefix + 'up.popover', null).on(_pointerPrefix + 'down.popover', null).on('click.popover', null).attr('title', function () {
-             return this.getAttribute('data-original-title') || this.getAttribute('title');
-           }).attr('data-original-title', null).selectAll(selector).remove();
-         };
+           if (!/^Q[0-9]*$/.test(_qid)) {
+             // not a proper QID
+             unrecognized();
+             return;
+           } // QID value in correct format
 
-         popover.destroyAny = function (selection) {
-           selection.call(popover.destroy, '.popover');
-         };
 
-         function setup() {
-           var anchor = select(this);
+           _wikiURL = 'https://wikidata.org/wiki/' + _qid;
+           wikidata.entityByQID(_qid, function (err, entity) {
+             if (err) {
+               unrecognized();
+               return;
+             }
 
-           var animate = _animation.apply(this, arguments);
+             _wikidataEntity = entity;
+             setLabelForEntity();
+             var description = entityPropertyForDisplay(entity, 'descriptions');
 
-           var popoverSelection = anchor.selectAll('.popover-' + _id).data([0]);
-           var enter = popoverSelection.enter().append('div').attr('class', 'popover popover-' + _id + ' ' + (klass ? klass : '')).classed('arrowed', _hasArrow.apply(this, arguments));
-           enter.append('div').attr('class', 'popover-arrow');
-           enter.append('div').attr('class', 'popover-inner');
-           popoverSelection = enter.merge(popoverSelection);
+             _selection.select('button.wiki-link').classed('disabled', false);
 
-           if (animate) {
-             popoverSelection.classed('fade', true);
-           }
+             _selection.select('.preset-wikidata-description').style('display', function () {
+               return description.length > 0 ? 'flex' : 'none';
+             }).select('input').attr('value', description);
 
-           var display = _displayType.apply(this, arguments);
+             _selection.select('.preset-wikidata-identifier').style('display', function () {
+               return entity.id ? 'flex' : 'none';
+             }).select('input').attr('value', entity.id);
+           }); // not a proper QID
 
-           if (display === 'hover') {
-             var _lastNonMouseEnterTime;
+           function unrecognized() {
+             _wikidataEntity = null;
+             setLabelForEntity();
 
-             anchor.on(_pointerPrefix + 'enter.popover', function (d3_event) {
-               if (d3_event.pointerType) {
-                 if (d3_event.pointerType !== 'mouse') {
-                   _lastNonMouseEnterTime = d3_event.timeStamp; // only allow hover behavior for mouse input
+             _selection.select('.preset-wikidata-description').style('display', 'none');
 
-                   return;
-                 } else if (_lastNonMouseEnterTime && d3_event.timeStamp - _lastNonMouseEnterTime < 1500) {
-                   // HACK: iOS 13.4 sends an erroneous `mouse` type pointerenter
-                   // event for non-mouse interactions right after sending
-                   // the correct type pointerenter event. Workaround by discarding
-                   // any mouse event that occurs immediately after a non-mouse event.
-                   return;
-                 }
-               } // don't show if buttons are pressed, e.g. during click and drag of map
+             _selection.select('.preset-wikidata-identifier').style('display', 'none');
 
+             _selection.select('button.wiki-link').classed('disabled', true);
 
-               if (d3_event.buttons !== 0) return;
-               show.apply(this, arguments);
-             }).on(_pointerPrefix + 'leave.popover', function () {
-               hide.apply(this, arguments);
-             }) // show on focus too for better keyboard navigation support
-             .on('focus.popover', function () {
-               show.apply(this, arguments);
-             }).on('blur.popover', function () {
-               hide.apply(this, arguments);
-             });
-           } else if (display === 'clickFocus') {
-             anchor.on(_pointerPrefix + 'down.popover', function (d3_event) {
-               d3_event.preventDefault();
-               d3_event.stopPropagation();
-             }).on(_pointerPrefix + 'up.popover', function (d3_event) {
-               d3_event.preventDefault();
-               d3_event.stopPropagation();
-             }).on('click.popover', toggle);
-             popoverSelection // This attribute lets the popover take focus
-             .attr('tabindex', 0).on('blur.popover', function () {
-               anchor.each(function () {
-                 hide.apply(this, arguments);
-               });
-             });
+             if (_qid && _qid !== '') {
+               _wikiURL = 'https://wikidata.org/wiki/Special:Search?search=' + _qid;
+             } else {
+               _wikiURL = '';
+             }
            }
-         }
-
-         function show() {
-           var anchor = select(this);
-           var popoverSelection = anchor.selectAll('.popover-' + _id);
+         };
 
-           if (popoverSelection.empty()) {
-             // popover was removed somehow, put it back
-             anchor.call(popover.destroy);
-             anchor.each(setup);
-             popoverSelection = anchor.selectAll('.popover-' + _id);
-           }
+         function entityPropertyForDisplay(wikidataEntity, propKey) {
+           if (!wikidataEntity[propKey]) return '';
+           var propObj = wikidataEntity[propKey];
+           var langKeys = Object.keys(propObj);
+           if (langKeys.length === 0) return ''; // sorted by priority, since we want to show the user's language first if possible
 
-           popoverSelection.classed('in', true);
+           var langs = wikidata.languagesToQuery();
 
-           var displayType = _displayType.apply(this, arguments);
+           for (var i in langs) {
+             var lang = langs[i];
+             var valueObj = propObj[lang];
+             if (valueObj && valueObj.value && valueObj.value.length > 0) return valueObj.value;
+           } // default to any available value
 
-           if (displayType === 'clickFocus') {
-             anchor.classed('active', true);
-             popoverSelection.node().focus();
-           }
 
-           anchor.each(updateContent);
+           return propObj[langKeys[0]].value;
          }
 
-         function updateContent() {
-           var anchor = select(this);
+         wiki.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           return wiki;
+         };
 
-           if (_content) {
-             anchor.selectAll('.popover-' + _id + ' > .popover-inner').call(_content.apply(this, arguments));
-           }
+         wiki.focus = function () {
+           _searchInput.node().focus();
+         };
 
-           updatePosition.apply(this, arguments); // hack: update multiple times to fix instances where the absolute offset is
-           // set before the dynamic popover size is calculated by the browser
+         return utilRebind(wiki, dispatch, 'on');
+       }
 
-           updatePosition.apply(this, arguments);
-           updatePosition.apply(this, arguments);
-         }
+       function uiFieldWikipedia(field, context) {
+         var _arguments = arguments;
+         var dispatch = dispatch$8('change');
+         var wikipedia = services.wikipedia;
+         var wikidata = services.wikidata;
 
-         function updatePosition() {
-           var anchor = select(this);
-           var popoverSelection = anchor.selectAll('.popover-' + _id);
+         var _langInput = select(null);
 
-           var scrollContainer = _scrollContainer && _scrollContainer.apply(this, arguments);
+         var _titleInput = select(null);
 
-           var scrollNode = scrollContainer && !scrollContainer.empty() && scrollContainer.node();
-           var scrollLeft = scrollNode ? scrollNode.scrollLeft : 0;
-           var scrollTop = scrollNode ? scrollNode.scrollTop : 0;
+         var _wikiURL = '';
 
-           var placement = _placement.apply(this, arguments);
+         var _entityIDs;
 
-           popoverSelection.classed('left', false).classed('right', false).classed('top', false).classed('bottom', false).classed(placement, true);
+         var _tags;
 
-           var alignment = _alignment.apply(this, arguments);
+         var _dataWikipedia = [];
+         _mainFileFetcher.get('wmf_sitematrix').then(function (d) {
+           _dataWikipedia = d;
+           if (_tags) updateForTags(_tags);
+         })["catch"](function () {
+           /* ignore */
+         });
+         var langCombo = uiCombobox(context, 'wikipedia-lang').fetcher(function (value, callback) {
+           var v = value.toLowerCase();
+           callback(_dataWikipedia.filter(function (d) {
+             return d[0].toLowerCase().indexOf(v) >= 0 || d[1].toLowerCase().indexOf(v) >= 0 || d[2].toLowerCase().indexOf(v) >= 0;
+           }).map(function (d) {
+             return {
+               value: d[1]
+             };
+           }));
+         });
+         var titleCombo = uiCombobox(context, 'wikipedia-title').fetcher(function (value, callback) {
+           if (!value) {
+             value = '';
 
-           var alignFactor = 0.5;
+             for (var i in _entityIDs) {
+               var entity = context.hasEntity(_entityIDs[i]);
 
-           if (alignment === 'leading') {
-             alignFactor = 0;
-           } else if (alignment === 'trailing') {
-             alignFactor = 1;
+               if (entity.tags.name) {
+                 value = entity.tags.name;
+                 break;
+               }
+             }
            }
 
-           var anchorFrame = getFrame(anchor.node());
-           var popoverFrame = getFrame(popoverSelection.node());
-           var position;
-
-           switch (placement) {
-             case 'top':
-               position = {
-                 x: anchorFrame.x + (anchorFrame.w - popoverFrame.w) * alignFactor,
-                 y: anchorFrame.y - popoverFrame.h
+           var searchfn = value.length > 7 ? wikipedia.search : wikipedia.suggestions;
+           searchfn(language()[2], value, function (query, data) {
+             callback(data.map(function (d) {
+               return {
+                 value: d
                };
-               break;
+             }));
+           });
+         });
 
-             case 'bottom':
-               position = {
-                 x: anchorFrame.x + (anchorFrame.w - popoverFrame.w) * alignFactor,
-                 y: anchorFrame.y + anchorFrame.h
-               };
-               break;
+         function wiki(selection) {
+           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
+           wrap = wrap.enter().append('div').attr('class', "form-field-input-wrap form-field-input-".concat(field.type)).merge(wrap);
+           var langContainer = wrap.selectAll('.wiki-lang-container').data([0]);
+           langContainer = langContainer.enter().append('div').attr('class', 'wiki-lang-container').merge(langContainer);
+           _langInput = langContainer.selectAll('input.wiki-lang').data([0]);
+           _langInput = _langInput.enter().append('input').attr('type', 'text').attr('class', 'wiki-lang').attr('placeholder', _t('translate.localized_translation_language')).call(utilNoAuto).call(langCombo).merge(_langInput);
 
-             case 'left':
-               position = {
-                 x: anchorFrame.x - popoverFrame.w,
-                 y: anchorFrame.y + (anchorFrame.h - popoverFrame.h) * alignFactor
-               };
-               break;
+           _langInput.on('blur', changeLang).on('change', changeLang);
 
-             case 'right':
-               position = {
-                 x: anchorFrame.x + anchorFrame.w,
-                 y: anchorFrame.y + (anchorFrame.h - popoverFrame.h) * alignFactor
-               };
-               break;
-           }
+           var titleContainer = wrap.selectAll('.wiki-title-container').data([0]);
+           titleContainer = titleContainer.enter().append('div').attr('class', 'wiki-title-container').merge(titleContainer);
+           _titleInput = titleContainer.selectAll('input.wiki-title').data([0]);
+           _titleInput = _titleInput.enter().append('input').attr('type', 'text').attr('class', 'wiki-title').attr('id', field.domId).call(utilNoAuto).call(titleCombo).merge(_titleInput);
 
-           if (position) {
-             if (scrollNode && (placement === 'top' || placement === 'bottom')) {
-               var initialPosX = position.x;
+           _titleInput.on('blur', function () {
+             change(true);
+           }).on('change', function () {
+             change(false);
+           });
 
-               if (position.x + popoverFrame.w > scrollNode.offsetWidth - 10) {
-                 position.x = scrollNode.offsetWidth - 10 - popoverFrame.w;
-               } else if (position.x < 10) {
-                 position.x = 10;
-               }
+           var link = titleContainer.selectAll('.wiki-link').data([0]);
+           link = link.enter().append('button').attr('class', 'form-field-button wiki-link').attr('title', _t('icons.view_on', {
+             domain: 'wikipedia.org'
+           })).call(svgIcon('#iD-icon-out-link')).merge(link);
+           link.on('click', function (d3_event) {
+             d3_event.preventDefault();
+             if (_wikiURL) window.open(_wikiURL, '_blank');
+           });
+         }
 
-               var arrow = anchor.selectAll('.popover-' + _id + ' > .popover-arrow'); // keep the arrow centered on the button, or as close as possible
+         function defaultLanguageInfo(skipEnglishFallback) {
+           var langCode = _mainLocalizer.languageCode().toLowerCase();
 
-               var arrowPosX = Math.min(Math.max(popoverFrame.w / 2 - (position.x - initialPosX), 10), popoverFrame.w - 10);
-               arrow.style('left', ~~arrowPosX + 'px');
-             }
+           for (var i in _dataWikipedia) {
+             var d = _dataWikipedia[i]; // default to the language of iD's current locale
 
-             popoverSelection.style('left', ~~position.x + 'px').style('top', ~~position.y + 'px');
-           } else {
-             popoverSelection.style('left', null).style('top', null);
-           }
+             if (d[2] === langCode) return d;
+           } // fallback to English
 
-           function getFrame(node) {
-             var positionStyle = select(node).style('position');
 
-             if (positionStyle === 'absolute' || positionStyle === 'static') {
-               return {
-                 x: node.offsetLeft - scrollLeft,
-                 y: node.offsetTop - scrollTop,
-                 w: node.offsetWidth,
-                 h: node.offsetHeight
-               };
-             } else {
-               return {
-                 x: 0,
-                 y: 0,
-                 w: node.offsetWidth,
-                 h: node.offsetHeight
-               };
-             }
-           }
+           return skipEnglishFallback ? ['', '', ''] : ['English', 'English', 'en'];
          }
 
-         function hide() {
-           var anchor = select(this);
+         function language(skipEnglishFallback) {
+           var value = utilGetSetValue(_langInput).toLowerCase();
 
-           if (_displayType.apply(this, arguments) === 'clickFocus') {
-             anchor.classed('active', false);
-           }
+           for (var i in _dataWikipedia) {
+             var d = _dataWikipedia[i]; // return the language already set in the UI, if supported
 
-           anchor.selectAll('.popover-' + _id).classed('in', false);
-         }
+             if (d[0].toLowerCase() === value || d[1].toLowerCase() === value || d[2] === value) return d;
+           } // fallback to English
 
-         function toggle() {
-           if (select(this).select('.popover-' + _id).classed('in')) {
-             hide.apply(this, arguments);
-           } else {
-             show.apply(this, arguments);
-           }
+
+           return defaultLanguageInfo(skipEnglishFallback);
          }
 
-         return popover;
-       }
+         function changeLang() {
+           utilGetSetValue(_langInput, language()[1]);
+           change(true);
+         }
 
-       function uiTooltip(klass) {
-         var tooltip = uiPopover((klass || '') + ' tooltip').displayType('hover');
+         function change(skipWikidata) {
+           var value = utilGetSetValue(_titleInput);
+           var m = value.match(/https?:\/\/([-a-z]+)\.wikipedia\.org\/(?:wiki|\1-[-a-z]+)\/([^#]+)(?:#(.+))?/);
 
-         var _title = function _title() {
-           var title = this.getAttribute('data-original-title');
+           var langInfo = m && _dataWikipedia.find(function (d) {
+             return m[1] === d[2];
+           });
 
-           if (title) {
-             return title;
-           } else {
-             title = this.getAttribute('title');
-             this.removeAttribute('title');
-             this.setAttribute('data-original-title', title);
-           }
+           var syncTags = {};
 
-           return title;
-         };
+           if (langInfo) {
+             var nativeLangName = langInfo[1]; // Normalize title http://www.mediawiki.org/wiki/API:Query#Title_normalization
 
-         var _heading = utilFunctor(null);
+             value = decodeURIComponent(m[2]).replace(/_/g, ' ');
 
-         var _keys = utilFunctor(null);
+             if (m[3]) {
+               var anchor; // try {
+               // leave this out for now - #6232
+               // Best-effort `anchordecode:` implementation
+               // anchor = decodeURIComponent(m[3].replace(/\.([0-9A-F]{2})/g, '%$1'));
+               // } catch (e) {
 
-         tooltip.title = function (val) {
-           if (!arguments.length) return _title;
-           _title = utilFunctor(val);
-           return tooltip;
-         };
+               anchor = decodeURIComponent(m[3]); // }
 
-         tooltip.heading = function (val) {
-           if (!arguments.length) return _heading;
-           _heading = utilFunctor(val);
-           return tooltip;
-         };
+               value += '#' + anchor.replace(/_/g, ' ');
+             }
 
-         tooltip.keys = function (val) {
-           if (!arguments.length) return _keys;
-           _keys = utilFunctor(val);
-           return tooltip;
-         };
+             value = value.slice(0, 1).toUpperCase() + value.slice(1);
+             utilGetSetValue(_langInput, nativeLangName);
+             utilGetSetValue(_titleInput, value);
+           }
 
-         tooltip.content(function () {
-           var heading = _heading.apply(this, arguments);
+           if (value) {
+             syncTags.wikipedia = context.cleanTagValue(language()[2] + ':' + value);
+           } else {
+             syncTags.wikipedia = undefined;
+           }
 
-           var text = _title.apply(this, arguments);
+           dispatch.call('change', this, syncTags);
+           if (skipWikidata || !value || !language()[2]) return; // attempt asynchronous update of wikidata tag..
 
-           var keys = _keys.apply(this, arguments);
+           var initGraph = context.graph();
+           var initEntityIDs = _entityIDs;
+           wikidata.itemsByTitle(language()[2], value, function (err, data) {
+             if (err || !data || !Object.keys(data).length) return; // If graph has changed, we can't apply this update.
 
-           return function (selection) {
-             var headingSelect = selection.selectAll('.tooltip-heading').data(heading ? [heading] : []);
-             headingSelect.exit().remove();
-             headingSelect.enter().append('div').attr('class', 'tooltip-heading').merge(headingSelect).html(heading);
-             var textSelect = selection.selectAll('.tooltip-text').data(text ? [text] : []);
-             textSelect.exit().remove();
-             textSelect.enter().append('div').attr('class', 'tooltip-text').merge(textSelect).html(text);
-             var keyhintWrap = selection.selectAll('.keyhint-wrap').data(keys && keys.length ? [0] : []);
-             keyhintWrap.exit().remove();
-             var keyhintWrapEnter = keyhintWrap.enter().append('div').attr('class', 'keyhint-wrap');
-             keyhintWrapEnter.append('span').html(_t.html('tooltip_keyhint'));
-             keyhintWrap = keyhintWrapEnter.merge(keyhintWrap);
-             keyhintWrap.selectAll('kbd.shortcut').data(keys && keys.length ? keys : []).enter().append('kbd').attr('class', 'shortcut').html(function (d) {
-               return d;
+             if (context.graph() !== initGraph) return;
+             var qids = Object.keys(data);
+             var value = qids && qids.find(function (id) {
+               return id.match(/^Q\d+$/);
              });
-           };
-         });
-         return tooltip;
-       }
+             var actions = initEntityIDs.map(function (entityID) {
+               var entity = context.entity(entityID).tags;
+               var currTags = Object.assign({}, entity); // shallow copy
 
-       function uiEditMenu(context) {
-         var dispatch$1 = dispatch('toggled');
+               if (currTags.wikidata !== value) {
+                 currTags.wikidata = value;
+                 return actionChangeTags(entityID, currTags);
+               }
 
-         var _menu = select(null);
+               return null;
+             }).filter(Boolean);
+             if (!actions.length) return; // Coalesce the update of wikidata tag into the previous tag change
 
-         var _operations = []; // the position the menu should be displayed relative to
+             context.overwrite(function actionUpdateWikidataTags(graph) {
+               actions.forEach(function (action) {
+                 graph = action(graph);
+               });
+               return graph;
+             }, context.history().undoAnnotation()); // do not dispatch.call('change') here, because entity_editor
+             // changeTags() is not intended to be called asynchronously
+           });
+         }
 
-         var _anchorLoc = [0, 0];
-         var _anchorLocLonLat = [0, 0]; // a string indicating how the menu was opened
+         wiki.tags = function (tags) {
+           _tags = tags;
+           updateForTags(tags);
+         };
 
-         var _triggerType = '';
-         var _vpTopMargin = 85; // viewport top margin
+         function updateForTags(tags) {
+           var value = typeof tags[field.key] === 'string' ? tags[field.key] : ''; // Expect tag format of `tagLang:tagArticleTitle`, e.g. `fr:Paris`, with
+           // optional suffix of `#anchor`
 
-         var _vpBottomMargin = 45; // viewport bottom margin
+           var m = value.match(/([^:]+):([^#]+)(?:#(.+))?/);
+           var tagLang = m && m[1];
+           var tagArticleTitle = m && m[2];
+           var anchor = m && m[3];
 
-         var _vpSideMargin = 35; // viewport side margin
+           var tagLangInfo = tagLang && _dataWikipedia.find(function (d) {
+             return tagLang === d[2];
+           }); // value in correct format
 
-         var _menuTop = false;
 
-         var _menuHeight;
+           if (tagLangInfo) {
+             var nativeLangName = tagLangInfo[1];
+             utilGetSetValue(_langInput, nativeLangName);
+             utilGetSetValue(_titleInput, tagArticleTitle + (anchor ? '#' + anchor : ''));
 
-         var _menuWidth; // hardcode these values to make menu positioning easier
+             if (anchor) {
+               try {
+                 // Best-effort `anchorencode:` implementation
+                 anchor = encodeURIComponent(anchor.replace(/ /g, '_')).replace(/%/g, '.');
+               } catch (e) {
+                 anchor = anchor.replace(/ /g, '_');
+               }
+             }
 
+             _wikiURL = 'https://' + tagLang + '.wikipedia.org/wiki/' + tagArticleTitle.replace(/ /g, '_') + (anchor ? '#' + anchor : ''); // unrecognized value format
+           } else {
+             utilGetSetValue(_titleInput, value);
 
-         var _verticalPadding = 4; // see also `.edit-menu .tooltip` CSS; include margin
+             if (value && value !== '') {
+               utilGetSetValue(_langInput, '');
+               var defaultLangInfo = defaultLanguageInfo();
+               _wikiURL = "https://".concat(defaultLangInfo[2], ".wikipedia.org/w/index.php?fulltext=1&search=").concat(value);
+             } else {
+               var shownOrDefaultLangInfo = language(true
+               /* skipEnglishFallback */
+               );
+               utilGetSetValue(_langInput, shownOrDefaultLangInfo[1]);
+               _wikiURL = '';
+             }
+           }
+         }
 
-         var _tooltipWidth = 210; // offset the menu slightly from the target location
+         wiki.entityIDs = function (val) {
+           if (!_arguments.length) return _entityIDs;
+           _entityIDs = val;
+           return wiki;
+         };
 
-         var _menuSideMargin = 10;
-         var _tooltips = [];
+         wiki.focus = function () {
+           _titleInput.node().focus();
+         };
 
-         var editMenu = function editMenu(selection) {
-           var isTouchMenu = _triggerType.includes('touch') || _triggerType.includes('pen');
+         return utilRebind(wiki, dispatch, 'on');
+       }
+       uiFieldWikipedia.supportsMultiselection = false;
 
-           var ops = _operations.filter(function (op) {
-             return !isTouchMenu || !op.mouseOnly;
-           });
+       var uiFields = {
+         access: uiFieldAccess,
+         address: uiFieldAddress,
+         check: uiFieldCheck,
+         combo: uiFieldCombo,
+         cycleway: uiFieldCycleway,
+         defaultCheck: uiFieldCheck,
+         email: uiFieldText,
+         identifier: uiFieldText,
+         lanes: uiFieldLanes,
+         localized: uiFieldLocalized,
+         roadheight: uiFieldRoadheight,
+         roadspeed: uiFieldRoadspeed,
+         manyCombo: uiFieldCombo,
+         multiCombo: uiFieldCombo,
+         networkCombo: uiFieldCombo,
+         number: uiFieldText,
+         onewayCheck: uiFieldCheck,
+         radio: uiFieldRadio,
+         restrictions: uiFieldRestrictions,
+         semiCombo: uiFieldCombo,
+         structureRadio: uiFieldRadio,
+         tel: uiFieldText,
+         text: uiFieldText,
+         textarea: uiFieldTextarea,
+         typeCombo: uiFieldCombo,
+         url: uiFieldText,
+         wikidata: uiFieldWikidata,
+         wikipedia: uiFieldWikipedia
+       };
 
-           if (!ops.length) return;
-           _tooltips = []; // Position the menu above the anchor for stylus and finger input
-           // since the mapper's hand likely obscures the screen below the anchor
+       function uiField(context, presetField, entityIDs, options) {
+         options = Object.assign({
+           show: true,
+           wrap: true,
+           remove: true,
+           revert: true,
+           info: true
+         }, options);
+         var dispatch = dispatch$8('change', 'revert');
+         var field = Object.assign({}, presetField); // shallow copy
 
-           _menuTop = isTouchMenu; // Show labels for touch input since there aren't hover tooltips
+         field.domId = utilUniqueDomId('form-field-' + field.safeid);
+         var _show = options.show;
+         var _state = '';
+         var _tags = {};
 
-           var showLabels = isTouchMenu;
-           var buttonHeight = showLabels ? 32 : 34;
+         var _entityExtent;
 
-           if (showLabels) {
-             // Get a general idea of the width based on the length of the label
-             _menuWidth = 52 + Math.min(120, 6 * Math.max.apply(Math, ops.map(function (op) {
-               return op.title.length;
-             })));
-           } else {
-             _menuWidth = 44;
-           }
+         if (entityIDs && entityIDs.length) {
+           _entityExtent = entityIDs.reduce(function (extent, entityID) {
+             var entity = context.graph().entity(entityID);
+             return extent.extend(entity.extent(context.graph()));
+           }, geoExtent());
+         }
 
-           _menuHeight = _verticalPadding * 2 + ops.length * buttonHeight;
-           _menu = selection.append('div').attr('class', 'edit-menu').classed('touch-menu', isTouchMenu).style('padding', _verticalPadding + 'px 0');
+         var _locked = false;
 
-           var buttons = _menu.selectAll('.edit-menu-item').data(ops); // enter
+         var _lockedTip = uiTooltip().title(_t.html('inspector.lock.suggestion', {
+           label: field.label
+         })).placement('bottom');
 
+         field.keys = field.keys || [field.key]; // only create the fields that are actually being shown
 
-           var buttonsEnter = buttons.enter().append('button').attr('class', function (d) {
-             return 'edit-menu-item edit-menu-item-' + d.id;
-           }).style('height', buttonHeight + 'px').on('click', click) // don't listen for `mouseup` because we only care about non-mouse pointer types
-           .on('pointerup', pointerup).on('pointerdown mousedown', function pointerdown(d3_event) {
-             // don't let button presses also act as map input - #1869
-             d3_event.stopPropagation();
-           }).on('mouseenter.highlight', function (d3_event, d) {
-             if (!d.relatedEntityIds || select(this).classed('disabled')) return;
-             utilHighlightEntities(d.relatedEntityIds(), true, context);
-           }).on('mouseleave.highlight', function (d3_event, d) {
-             if (!d.relatedEntityIds) return;
-             utilHighlightEntities(d.relatedEntityIds(), false, context);
-           });
-           buttonsEnter.each(function (d) {
-             var tooltip = uiTooltip().heading(d.title).title(d.tooltip()).keys([d.keys[0]]);
+         if (_show && !field.impl) {
+           createField();
+         } // Creates the field.. This is done lazily,
+         // once we know that the field will be shown.
 
-             _tooltips.push(tooltip);
 
-             select(this).call(tooltip).append('div').attr('class', 'icon-wrap').call(svgIcon('#iD-operation-' + d.id, 'operation'));
+         function createField() {
+           field.impl = uiFields[field.type](field, context).on('change', function (t, onInput) {
+             dispatch.call('change', field, t, onInput);
            });
 
-           if (showLabels) {
-             buttonsEnter.append('span').attr('class', 'label').html(function (d) {
-               return d.title;
-             });
-           } // update
-
+           if (entityIDs) {
+             field.entityIDs = entityIDs; // if this field cares about the entities, pass them along
 
-           buttonsEnter.merge(buttons).classed('disabled', function (d) {
-             return d.disabled();
-           });
-           updatePosition();
-           var initialScale = context.projection.scale();
-           context.map().on('move.edit-menu', function () {
-             if (initialScale !== context.projection.scale()) {
-               editMenu.close();
+             if (field.impl.entityIDs) {
+               field.impl.entityIDs(entityIDs);
              }
-           }).on('drawn.edit-menu', function (info) {
-             if (info.full) updatePosition();
-           });
-           var lastPointerUpType; // `pointerup` is always called before `click`
-
-           function pointerup(d3_event) {
-             lastPointerUpType = d3_event.pointerType;
            }
+         }
 
-           function click(d3_event, operation) {
-             d3_event.stopPropagation();
-
-             if (operation.relatedEntityIds) {
-               utilHighlightEntities(operation.relatedEntityIds(), false, context);
-             }
+         function isModified() {
+           if (!entityIDs || !entityIDs.length) return false;
+           return entityIDs.some(function (entityID) {
+             var original = context.graph().base().entities[entityID];
+             var latest = context.graph().entity(entityID);
+             return field.keys.some(function (key) {
+               return original ? latest.tags[key] !== original.tags[key] : latest.tags[key];
+             });
+           });
+         }
 
-             if (operation.disabled()) {
-               if (lastPointerUpType === 'touch' || lastPointerUpType === 'pen') {
-                 // there are no tooltips for touch interactions so flash feedback instead
-                 context.ui().flash.duration(4000).iconName('#iD-operation-' + operation.id).iconClass('operation disabled').label(operation.tooltip)();
-               }
-             } else {
-               if (lastPointerUpType === 'touch' || lastPointerUpType === 'pen') {
-                 context.ui().flash.duration(2000).iconName('#iD-operation-' + operation.id).iconClass('operation').label(operation.annotation() || operation.title)();
+         function tagsContainFieldKey() {
+           return field.keys.some(function (key) {
+             if (field.type === 'multiCombo') {
+               for (var tagKey in _tags) {
+                 if (tagKey.indexOf(key) === 0) {
+                   return true;
+                 }
                }
 
-               operation();
-               editMenu.close();
+               return false;
              }
 
-             lastPointerUpType = null;
-           }
-
-           dispatch$1.call('toggled', this, true);
-         };
-
-         function updatePosition() {
-           if (!_menu || _menu.empty()) return;
-           var anchorLoc = context.projection(_anchorLocLonLat);
-           var viewport = context.surfaceRect();
-
-           if (anchorLoc[0] < 0 || anchorLoc[0] > viewport.width || anchorLoc[1] < 0 || anchorLoc[1] > viewport.height) {
-             // close the menu if it's gone offscreen
-             editMenu.close();
-             return;
-           }
-
-           var menuLeft = displayOnLeft(viewport);
-           var offset = [0, 0];
-           offset[0] = menuLeft ? -1 * (_menuSideMargin + _menuWidth) : _menuSideMargin;
+             return _tags[key] !== undefined;
+           });
+         }
 
-           if (_menuTop) {
-             if (anchorLoc[1] - _menuHeight < _vpTopMargin) {
-               // menu is near top viewport edge, shift downward
-               offset[1] = -anchorLoc[1] + _vpTopMargin;
-             } else {
-               offset[1] = -_menuHeight;
-             }
-           } else {
-             if (anchorLoc[1] + _menuHeight > viewport.height - _vpBottomMargin) {
-               // menu is near bottom viewport edge, shift upwards
-               offset[1] = -anchorLoc[1] - _menuHeight + viewport.height - _vpBottomMargin;
-             } else {
-               offset[1] = 0;
-             }
-           }
+         function revert(d3_event, d) {
+           d3_event.stopPropagation();
+           d3_event.preventDefault();
+           if (!entityIDs || _locked) return;
+           dispatch.call('revert', d, d.keys);
+         }
 
-           var origin = geoVecAdd(anchorLoc, offset);
+         function remove(d3_event, d) {
+           d3_event.stopPropagation();
+           d3_event.preventDefault();
+           if (_locked) return;
+           var t = {};
+           d.keys.forEach(function (key) {
+             t[key] = undefined;
+           });
+           dispatch.call('change', d, t);
+         }
 
-           _menu.style('left', origin[0] + 'px').style('top', origin[1] + 'px');
+         field.render = function (selection) {
+           var container = selection.selectAll('.form-field').data([field]); // Enter
 
-           var tooltipSide = tooltipPosition(viewport, menuLeft);
+           var enter = container.enter().append('div').attr('class', function (d) {
+             return 'form-field form-field-' + d.safeid;
+           }).classed('nowrap', !options.wrap);
 
-           _tooltips.forEach(function (tooltip) {
-             tooltip.placement(tooltipSide);
-           });
+           if (options.wrap) {
+             var labelEnter = enter.append('label').attr('class', 'field-label').attr('for', function (d) {
+               return d.domId;
+             });
+             var textEnter = labelEnter.append('span').attr('class', 'label-text');
+             textEnter.append('span').attr('class', 'label-textvalue').html(function (d) {
+               return d.label();
+             });
+             textEnter.append('span').attr('class', 'label-textannotation');
 
-           function displayOnLeft(viewport) {
-             if (_mainLocalizer.textDirection() === 'ltr') {
-               if (anchorLoc[0] + _menuSideMargin + _menuWidth > viewport.width - _vpSideMargin) {
-                 // right menu would be too close to the right viewport edge, go left
-                 return true;
-               } // prefer right menu
+             if (options.remove) {
+               labelEnter.append('button').attr('class', 'remove-icon').attr('title', _t('icons.remove')).call(svgIcon('#iD-operation-delete'));
+             }
 
+             if (options.revert) {
+               labelEnter.append('button').attr('class', 'modified-icon').attr('title', _t('icons.undo')).call(svgIcon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-redo' : '#iD-icon-undo'));
+             }
+           } // Update
 
-               return false;
-             } else {
-               // rtl
-               if (anchorLoc[0] - _menuSideMargin - _menuWidth < _vpSideMargin) {
-                 // left menu would be too close to the left viewport edge, go right
-                 return false;
-               } // prefer left menu
 
+           container = container.merge(enter);
+           container.select('.field-label > .remove-icon') // propagate bound data
+           .on('click', remove);
+           container.select('.field-label > .modified-icon') // propagate bound data
+           .on('click', revert);
+           container.each(function (d) {
+             var selection = select(this);
 
-               return true;
+             if (!d.impl) {
+               createField();
              }
-           }
 
-           function tooltipPosition(viewport, menuLeft) {
-             if (_mainLocalizer.textDirection() === 'ltr') {
-               if (menuLeft) {
-                 // if there's not room for a right-side menu then there definitely
-                 // isn't room for right-side tooltips
-                 return 'left';
-               }
+             var reference, help; // instantiate field help
 
-               if (anchorLoc[0] + _menuSideMargin + _menuWidth + _tooltipWidth > viewport.width - _vpSideMargin) {
-                 // right tooltips would be too close to the right viewport edge, go left
-                 return 'left';
-               } // prefer right tooltips
+             if (options.wrap && field.type === 'restrictions') {
+               help = uiFieldHelp(context, 'restrictions');
+             } // instantiate tag reference
 
 
-               return 'right';
-             } else {
-               // rtl
-               if (!menuLeft) {
-                 return 'right';
-               }
+             if (options.wrap && options.info) {
+               var referenceKey = d.key || '';
 
-               if (anchorLoc[0] - _menuSideMargin - _menuWidth - _tooltipWidth < _vpSideMargin) {
-                 // left tooltips would be too close to the left viewport edge, go right
-                 return 'right';
-               } // prefer left tooltips
+               if (d.type === 'multiCombo') {
+                 // lookup key without the trailing ':'
+                 referenceKey = referenceKey.replace(/:$/, '');
+               }
 
+               reference = uiTagReference(d.reference || {
+                 key: referenceKey
+               });
 
-               return 'left';
+               if (_state === 'hover') {
+                 reference.showing(false);
+               }
              }
-           }
-         }
 
-         editMenu.close = function () {
-           context.map().on('move.edit-menu', null).on('drawn.edit-menu', null);
+             selection.call(d.impl); // add field help components
 
-           _menu.remove();
+             if (help) {
+               selection.call(help.body).select('.field-label').call(help.button);
+             } // add tag reference components
 
-           _tooltips = [];
-           dispatch$1.call('toggled', this, false);
-         };
 
-         editMenu.anchorLoc = function (val) {
-           if (!arguments.length) return _anchorLoc;
-           _anchorLoc = val;
-           _anchorLocLonLat = context.projection.invert(_anchorLoc);
-           return editMenu;
-         };
+             if (reference) {
+               selection.call(reference.body).select('.field-label').call(reference.button);
+             }
 
-         editMenu.triggerType = function (val) {
-           if (!arguments.length) return _triggerType;
-           _triggerType = val;
-           return editMenu;
+             d.impl.tags(_tags);
+           });
+           container.classed('locked', _locked).classed('modified', isModified()).classed('present', tagsContainFieldKey()); // show a tip and lock icon if the field is locked
+
+           var annotation = container.selectAll('.field-label .label-textannotation');
+           var icon = annotation.selectAll('.icon').data(_locked ? [0] : []);
+           icon.exit().remove();
+           icon.enter().append('svg').attr('class', 'icon').append('use').attr('xlink:href', '#fas-lock');
+           container.call(_locked ? _lockedTip : _lockedTip.destroy);
          };
 
-         editMenu.operations = function (val) {
-           if (!arguments.length) return _operations;
-           _operations = val;
-           return editMenu;
+         field.state = function (val) {
+           if (!arguments.length) return _state;
+           _state = val;
+           return field;
          };
 
-         return utilRebind(editMenu, dispatch$1, 'on');
-       }
+         field.tags = function (val) {
+           if (!arguments.length) return _tags;
+           _tags = val;
 
-       function uiFeatureInfo(context) {
-         function update(selection) {
-           var features = context.features();
-           var stats = features.stats();
-           var count = 0;
-           var hiddenList = features.hidden().map(function (k) {
-             if (stats[k]) {
-               count += stats[k];
-               return _t('inspector.title_count', {
-                 title: _t.html('feature.' + k + '.description'),
-                 count: stats[k]
-               });
+           if (tagsContainFieldKey() && !_show) {
+             // always show a field if it has a value to display
+             _show = true;
+
+             if (!field.impl) {
+               createField();
              }
+           }
 
-             return null;
-           }).filter(Boolean);
-           selection.html('');
+           return field;
+         };
 
-           if (hiddenList.length) {
-             var tooltipBehavior = uiTooltip().placement('top').title(function () {
-               return hiddenList.join('<br/>');
-             });
-             selection.append('a').attr('class', 'chip').attr('href', '#').html(_t.html('feature_info.hidden_warning', {
-               count: count
-             })).call(tooltipBehavior).on('click', function (d3_event) {
-               tooltipBehavior.hide();
-               d3_event.preventDefault(); // open the Map Data pane
+         field.locked = function (val) {
+           if (!arguments.length) return _locked;
+           _locked = val;
+           return field;
+         };
 
-               context.ui().togglePanes(context.container().select('.map-panes .map-data-pane'));
-             });
+         field.show = function () {
+           _show = true;
+
+           if (!field.impl) {
+             createField();
            }
 
-           selection.classed('hide', !hiddenList.length);
-         }
+           if (field["default"] && field.key && _tags[field.key] !== field["default"]) {
+             var t = {};
+             t[field.key] = field["default"];
+             dispatch.call('change', this, t);
+           }
+         }; // A shown field has a visible UI, a non-shown field is in the 'Add field' dropdown
 
-         return function (selection) {
-           update(selection);
-           context.features().on('change.feature_info', function () {
-             update(selection);
-           });
-         };
-       }
 
-       function uiFlash(context) {
-         var _flashTimer;
+         field.isShown = function () {
+           return _show;
+         }; // An allowed field can appear in the UI or in the 'Add field' dropdown.
+         // A non-allowed field is hidden from the user altogether
 
-         var _duration = 2000;
-         var _iconName = '#iD-icon-no';
-         var _iconClass = 'disabled';
-         var _label = '';
 
-         function flash() {
-           if (_flashTimer) {
-             _flashTimer.stop();
+         field.isAllowed = function () {
+           if (entityIDs && entityIDs.length > 1 && uiFields[field.type].supportsMultiselection === false) return false;
+           if (field.geometry && !entityIDs.every(function (entityID) {
+             return field.matchGeometry(context.graph().geometry(entityID));
+           })) return false;
+
+           if (entityIDs && _entityExtent && field.locationSetID) {
+             // is field allowed in this location?
+             var validLocations = _mainLocations.locationsAt(_entityExtent.center());
+             if (!validLocations[field.locationSetID]) return false;
            }
 
-           context.container().select('.main-footer-wrap').classed('footer-hide', true).classed('footer-show', false);
-           context.container().select('.flash-wrap').classed('footer-hide', false).classed('footer-show', true);
-           var content = context.container().select('.flash-wrap').selectAll('.flash-content').data([0]); // Enter
+           var prerequisiteTag = field.prerequisiteTag;
 
-           var contentEnter = content.enter().append('div').attr('class', 'flash-content');
-           var iconEnter = contentEnter.append('svg').attr('class', 'flash-icon icon').append('g').attr('transform', 'translate(10,10)');
-           iconEnter.append('circle').attr('r', 9);
-           iconEnter.append('use').attr('transform', 'translate(-7,-7)').attr('width', '14').attr('height', '14');
-           contentEnter.append('div').attr('class', 'flash-text'); // Update
+           if (entityIDs && !tagsContainFieldKey() && // ignore tagging prerequisites if a value is already present
+           prerequisiteTag) {
+             if (!entityIDs.every(function (entityID) {
+               var entity = context.graph().entity(entityID);
 
-           content = content.merge(contentEnter);
-           content.selectAll('.flash-icon').attr('class', 'icon flash-icon ' + (_iconClass || ''));
-           content.selectAll('.flash-icon use').attr('xlink:href', _iconName);
-           content.selectAll('.flash-text').attr('class', 'flash-text').html(_label);
-           _flashTimer = d3_timeout(function () {
-             _flashTimer = null;
-             context.container().select('.main-footer-wrap').classed('footer-hide', false).classed('footer-show', true);
-             context.container().select('.flash-wrap').classed('footer-hide', true).classed('footer-show', false);
-           }, _duration);
-           return content;
-         }
+               if (prerequisiteTag.key) {
+                 var value = entity.tags[prerequisiteTag.key];
+                 if (!value) return false;
 
-         flash.duration = function (_) {
-           if (!arguments.length) return _duration;
-           _duration = _;
-           return flash;
-         };
+                 if (prerequisiteTag.valueNot) {
+                   return prerequisiteTag.valueNot !== value;
+                 }
 
-         flash.label = function (_) {
-           if (!arguments.length) return _label;
-           _label = _;
-           return flash;
-         };
+                 if (prerequisiteTag.value) {
+                   return prerequisiteTag.value === value;
+                 }
+               } else if (prerequisiteTag.keyNot) {
+                 if (entity.tags[prerequisiteTag.keyNot]) return false;
+               }
 
-         flash.iconName = function (_) {
-           if (!arguments.length) return _iconName;
-           _iconName = _;
-           return flash;
+               return true;
+             })) return false;
+           }
+
+           return true;
          };
 
-         flash.iconClass = function (_) {
-           if (!arguments.length) return _iconClass;
-           _iconClass = _;
-           return flash;
+         field.focus = function () {
+           if (field.impl) {
+             field.impl.focus();
+           }
          };
 
-         return flash;
+         return utilRebind(field, dispatch, 'on');
        }
 
-       function uiFullScreen(context) {
-         var element = context.container().node(); // var button = d3_select(null);
+       function uiFormFields(context) {
+         var moreCombo = uiCombobox(context, 'more-fields').minItems(1);
+         var _fieldsArr = [];
+         var _lastPlaceholder = '';
+         var _state = '';
+         var _klass = '';
 
-         function getFullScreenFn() {
-           if (element.requestFullscreen) {
-             return element.requestFullscreen;
-           } else if (element.msRequestFullscreen) {
-             return element.msRequestFullscreen;
-           } else if (element.mozRequestFullScreen) {
-             return element.mozRequestFullScreen;
-           } else if (element.webkitRequestFullscreen) {
-             return element.webkitRequestFullscreen;
-           }
-         }
+         function formFields(selection) {
+           var allowedFields = _fieldsArr.filter(function (field) {
+             return field.isAllowed();
+           });
 
-         function getExitFullScreenFn() {
-           if (document.exitFullscreen) {
-             return document.exitFullscreen;
-           } else if (document.msExitFullscreen) {
-             return document.msExitFullscreen;
-           } else if (document.mozCancelFullScreen) {
-             return document.mozCancelFullScreen;
-           } else if (document.webkitExitFullscreen) {
-             return document.webkitExitFullscreen;
-           }
-         }
+           var shown = allowedFields.filter(function (field) {
+             return field.isShown();
+           });
+           var notShown = allowedFields.filter(function (field) {
+             return !field.isShown();
+           });
+           var container = selection.selectAll('.form-fields-container').data([0]);
+           container = container.enter().append('div').attr('class', 'form-fields-container ' + (_klass || '')).merge(container);
+           var fields = container.selectAll('.wrap-form-field').data(shown, function (d) {
+             return d.id + (d.entityIDs ? d.entityIDs.join() : '');
+           });
+           fields.exit().remove(); // Enter
 
-         function isFullScreen() {
-           return document.fullscreenElement || document.mozFullScreenElement || document.webkitFullscreenElement || document.msFullscreenElement;
-         }
+           var enter = fields.enter().append('div').attr('class', function (d) {
+             return 'wrap-form-field wrap-form-field-' + d.safeid;
+           }); // Update
 
-         function isSupported() {
-           return !!getFullScreenFn();
-         }
+           fields = fields.merge(enter);
+           fields.order().each(function (d) {
+             select(this).call(d.render);
+           });
+           var titles = [];
+           var moreFields = notShown.map(function (field) {
+             var title = field.title();
+             titles.push(title);
+             var terms = field.terms();
+             if (field.key) terms.push(field.key);
+             if (field.keys) terms = terms.concat(field.keys);
+             return {
+               display: field.label(),
+               value: title,
+               title: title,
+               field: field,
+               terms: terms
+             };
+           });
+           var placeholder = titles.slice(0, 3).join(', ') + (titles.length > 3 ? '…' : '');
+           var more = selection.selectAll('.more-fields').data(_state === 'hover' || moreFields.length === 0 ? [] : [0]);
+           more.exit().remove();
+           var moreEnter = more.enter().append('div').attr('class', 'more-fields').append('label');
+           moreEnter.append('span').call(_t.append('inspector.add_fields'));
+           more = moreEnter.merge(more);
+           var input = more.selectAll('.value').data([0]);
+           input.exit().remove();
+           input = input.enter().append('input').attr('class', 'value').attr('type', 'text').attr('placeholder', placeholder).call(utilNoAuto).merge(input);
+           input.call(utilGetSetValue, '').call(moreCombo.data(moreFields).on('accept', function (d) {
+             if (!d) return; // user entered something that was not matched
 
-         function fullScreen(d3_event) {
-           d3_event.preventDefault();
+             var field = d.field;
+             field.show();
+             selection.call(formFields); // rerender
 
-           if (!isFullScreen()) {
-             // button.classed('active', true);
-             getFullScreenFn().apply(element);
-           } else {
-             // button.classed('active', false);
-             getExitFullScreenFn().apply(document);
+             field.focus();
+           })); // avoid updating placeholder excessively (triggers style recalc)
+
+           if (_lastPlaceholder !== placeholder) {
+             input.attr('placeholder', placeholder);
+             _lastPlaceholder = placeholder;
            }
          }
 
-         return function () {
-           // selection) {
-           if (!isSupported()) return; // button = selection.append('button')
-           //     .attr('title', t('full_screen'))
-           //     .on('click', fullScreen)
-           //     .call(tooltip);
-           // button.append('span')
-           //     .attr('class', 'icon full-screen');
-
-           var detected = utilDetect();
-           var keys = detected.os === 'mac' ? [uiCmd('⌃⌘F'), 'f11'] : ['f11'];
-           context.keybinding().on(keys, fullScreen);
+         formFields.fieldsArr = function (val) {
+           if (!arguments.length) return _fieldsArr;
+           _fieldsArr = val || [];
+           return formFields;
          };
-       }
-
-       function uiGeolocate(context) {
-         var _geolocationOptions = {
-           // prioritize speed and power usage over precision
-           enableHighAccuracy: false,
-           // don't hang indefinitely getting the location
-           timeout: 6000 // 6sec
 
+         formFields.state = function (val) {
+           if (!arguments.length) return _state;
+           _state = val;
+           return formFields;
          };
 
-         var _locating = uiLoading(context).message(_t.html('geolocate.locating')).blocking(true);
-
-         var _layer = context.layers().layer('geolocate');
+         formFields.klass = function (val) {
+           if (!arguments.length) return _klass;
+           _klass = val;
+           return formFields;
+         };
 
-         var _position;
+         return formFields;
+       }
 
-         var _extent;
+       function uiChangesetEditor(context) {
+         var dispatch = dispatch$8('change');
+         var formFields = uiFormFields(context);
+         var commentCombo = uiCombobox(context, 'comment').caseSensitive(true);
 
-         var _timeoutID;
+         var _fieldsArr;
 
-         var _button = select(null);
+         var _tags;
 
-         function click() {
-           if (context.inIntro()) return;
+         var _changesetID;
 
-           if (!_layer.enabled() && !_locating.isShown()) {
-             // This timeout ensures that we still call finish() even if
-             // the user declines to share their location in Firefox
-             _timeoutID = setTimeout(error, 10000
-             /* 10sec */
-             );
-             context.container().call(_locating); // get the latest position even if we already have one
+         function changesetEditor(selection) {
+           render(selection);
+         }
 
-             navigator.geolocation.getCurrentPosition(success, error, _geolocationOptions);
-           } else {
-             _locating.close();
+         function render(selection) {
+           var initial = false;
 
-             _layer.enabled(null, false);
+           if (!_fieldsArr) {
+             initial = true;
+             var presets = _mainPresetIndex;
+             _fieldsArr = [uiField(context, presets.field('comment'), null, {
+               show: true,
+               revert: false
+             }), uiField(context, presets.field('source'), null, {
+               show: false,
+               revert: false
+             }), uiField(context, presets.field('hashtags'), null, {
+               show: false,
+               revert: false
+             })];
 
-             updateButtonState();
+             _fieldsArr.forEach(function (field) {
+               field.on('change', function (t, onInput) {
+                 dispatch.call('change', field, undefined, t, onInput);
+               });
+             });
            }
-         }
 
-         function zoomTo() {
-           context.enter(modeBrowse(context));
-           var map = context.map();
+           _fieldsArr.forEach(function (field) {
+             field.tags(_tags);
+           });
 
-           _layer.enabled(_position, true);
+           selection.call(formFields.fieldsArr(_fieldsArr));
 
-           updateButtonState();
-           map.centerZoomEase(_extent.center(), Math.min(20, map.extentZoom(_extent)));
-         }
+           if (initial) {
+             var commentField = selection.select('.form-field-comment textarea');
+             var commentNode = commentField.node();
 
-         function success(geolocation) {
-           _position = geolocation;
-           var coords = _position.coords;
-           _extent = geoExtent([coords.longitude, coords.latitude]).padByMeters(coords.accuracy);
-           zoomTo();
-           finish();
-         }
+             if (commentNode) {
+               commentNode.focus();
+               commentNode.select();
+             } // trigger a 'blur' event so that comment field can be cleaned
+             // and checked for hashtags, even if retrieved from localstorage
 
-         function error() {
-           if (_position) {
-             // use the position from a previous call if we have one
-             zoomTo();
-           } else {
-             context.ui().flash.label(_t.html('geolocate.location_unavailable')).iconName('#iD-icon-geolocate')();
-           }
 
-           finish();
-         }
+             utilTriggerEvent(commentField, 'blur');
+             var osm = context.connection();
 
-         function finish() {
-           _locating.close(); // unblock ui
+             if (osm) {
+               osm.userChangesets(function (err, changesets) {
+                 if (err) return;
+                 var comments = changesets.map(function (changeset) {
+                   var comment = changeset.tags.comment;
+                   return comment ? {
+                     title: comment,
+                     value: comment
+                   } : null;
+                 }).filter(Boolean);
+                 commentField.call(commentCombo.data(utilArrayUniqBy(comments, 'title')));
+               });
+             }
+           } // Add warning if comment mentions Google
 
 
-           if (_timeoutID) {
-             clearTimeout(_timeoutID);
-           }
+           var hasGoogle = _tags.comment.match(/google/i);
 
-           _timeoutID = undefined;
+           var commentWarning = selection.select('.form-field-comment').selectAll('.comment-warning').data(hasGoogle ? [0] : []);
+           commentWarning.exit().transition().duration(200).style('opacity', 0).remove();
+           var commentEnter = commentWarning.enter().insert('div', '.tag-reference-body').attr('class', 'field-warning comment-warning').style('opacity', 0);
+           commentEnter.append('a').attr('target', '_blank').call(svgIcon('#iD-icon-alert', 'inline')).attr('href', _t('commit.google_warning_link')).append('span').call(_t.append('commit.google_warning'));
+           commentEnter.transition().duration(200).style('opacity', 1);
          }
 
-         function updateButtonState() {
-           _button.classed('active', _layer.enabled());
-         }
+         changesetEditor.tags = function (_) {
+           if (!arguments.length) return _tags;
+           _tags = _; // Don't reset _fieldsArr here.
 
-         return function (selection) {
-           if (!navigator.geolocation || !navigator.geolocation.getCurrentPosition) return;
-           _button = selection.append('button').on('click', click).call(svgIcon('#iD-icon-geolocate', 'light')).call(uiTooltip().placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left').title(_t.html('geolocate.title')).keys([_t('geolocate.key')]));
-           context.keybinding().on(_t('geolocate.key'), click);
+           return changesetEditor;
+         };
+
+         changesetEditor.changesetID = function (_) {
+           if (!arguments.length) return _changesetID;
+           if (_changesetID === _) return changesetEditor;
+           _changesetID = _;
+           _fieldsArr = null;
+           return changesetEditor;
          };
+
+         return utilRebind(changesetEditor, dispatch, 'on');
        }
 
-       function uiPanelBackground(context) {
-         var background = context.background();
-         var _currSourceName = null;
-         var _metadata = {};
-         var _metadataKeys = ['zoom', 'vintage', 'source', 'description', 'resolution', 'accuracy'];
+       var JXON = new function () {
+         var sValueProp = 'keyValue',
+             sAttributesProp = 'keyAttributes',
+             sAttrPref = '@',
 
-         var debouncedRedraw = debounce(redraw, 250);
+         /* you can customize these values */
+         aCache = [],
+             rIsNull = /^\s*$/,
+             rIsBool = /^(?:true|false)$/i;
 
-         function redraw(selection) {
-           var source = background.baseLayerSource();
-           if (!source) return;
-           var isDG = source.id.match(/^DigitalGlobe/i) !== null;
-           var sourceLabel = source.label();
+         function parseText(sValue) {
+           if (rIsNull.test(sValue)) {
+             return null;
+           }
 
-           if (_currSourceName !== sourceLabel) {
-             _currSourceName = sourceLabel;
-             _metadata = {};
+           if (rIsBool.test(sValue)) {
+             return sValue.toLowerCase() === 'true';
            }
 
-           selection.html('');
-           var list = selection.append('ul').attr('class', 'background-info');
-           list.append('li').html(_currSourceName);
+           if (isFinite(sValue)) {
+             return parseFloat(sValue);
+           }
 
-           _metadataKeys.forEach(function (k) {
-             // DigitalGlobe vintage is available in raster layers for now.
-             if (isDG && k === 'vintage') return;
-             list.append('li').attr('class', 'background-info-list-' + k).classed('hide', !_metadata[k]).html(_t.html('info_panels.background.' + k) + ':').append('span').attr('class', 'background-info-span-' + k).html(_metadata[k]);
-           });
+           if (isFinite(Date.parse(sValue))) {
+             return new Date(sValue);
+           }
 
-           debouncedGetMetadata(selection);
-           var toggleTiles = context.getDebug('tile') ? 'hide_tiles' : 'show_tiles';
-           selection.append('a').html(_t.html('info_panels.background.' + toggleTiles)).attr('href', '#').attr('class', 'button button-toggle-tiles').on('click', function (d3_event) {
-             d3_event.preventDefault();
-             context.setDebug('tile', !context.getDebug('tile'));
-             selection.call(redraw);
-           });
+           return sValue;
+         }
 
-           if (isDG) {
-             var key = source.id + '-vintage';
-             var sourceVintage = context.background().findSource(key);
-             var showsVintage = context.background().showsLayer(sourceVintage);
-             var toggleVintage = showsVintage ? 'hide_vintage' : 'show_vintage';
-             selection.append('a').html(_t.html('info_panels.background.' + toggleVintage)).attr('href', '#').attr('class', 'button button-toggle-vintage').on('click', function (d3_event) {
-               d3_event.preventDefault();
-               context.background().toggleOverlayLayer(sourceVintage);
-               selection.call(redraw);
-             });
-           } // disable if necessary
+         function EmptyTree() {}
 
+         EmptyTree.prototype.toString = function () {
+           return 'null';
+         };
 
-           ['DigitalGlobe-Premium', 'DigitalGlobe-Standard'].forEach(function (layerId) {
-             if (source.id !== layerId) {
-               var key = layerId + '-vintage';
-               var sourceVintage = context.background().findSource(key);
+         EmptyTree.prototype.valueOf = function () {
+           return null;
+         };
 
-               if (context.background().showsLayer(sourceVintage)) {
-                 context.background().toggleOverlayLayer(sourceVintage);
-               }
-             }
-           });
+         function objectify(vValue) {
+           return vValue === null ? new EmptyTree() : vValue instanceof Object ? vValue : new vValue.constructor(vValue);
          }
 
-         var debouncedGetMetadata = debounce(getMetadata, 250);
-
-         function getMetadata(selection) {
-           var tile = context.container().select('.layer-background img.tile-center'); // tile near viewport center
+         function createObjTree(oParentNode, nVerb, bFreeze, bNesteAttr) {
+           var nLevelStart = aCache.length,
+               bChildren = oParentNode.hasChildNodes(),
+               bAttributes = oParentNode.hasAttributes(),
+               bHighVerb = Boolean(nVerb & 2);
+           var sProp,
+               vContent,
+               nLength = 0,
+               sCollectedTxt = '',
+               vResult = bHighVerb ? {} :
+           /* put here the default value for empty nodes: */
+           true;
 
-           if (tile.empty()) return;
-           var sourceName = _currSourceName;
-           var d = tile.datum();
-           var zoom = d && d.length >= 3 && d[2] || Math.floor(context.map().zoom());
-           var center = context.map().center(); // update zoom
+           if (bChildren) {
+             for (var oNode, nItem = 0; nItem < oParentNode.childNodes.length; nItem++) {
+               oNode = oParentNode.childNodes.item(nItem);
 
-           _metadata.zoom = String(zoom);
-           selection.selectAll('.background-info-list-zoom').classed('hide', false).selectAll('.background-info-span-zoom').html(_metadata.zoom);
-           if (!d || !d.length >= 3) return;
-           background.baseLayerSource().getMetadata(center, d, function (err, result) {
-             if (err || _currSourceName !== sourceName) return; // update vintage
+               if (oNode.nodeType === 4) {
+                 /* nodeType is 'CDATASection' (4) */
+                 sCollectedTxt += oNode.nodeValue;
+               } else if (oNode.nodeType === 3) {
+                 /* nodeType is 'Text' (3) */
+                 sCollectedTxt += oNode.nodeValue.trim();
+               } else if (oNode.nodeType === 1 && !oNode.prefix) {
+                 /* nodeType is 'Element' (1) */
+                 aCache.push(oNode);
+               }
+             }
+           }
 
-             var vintage = result.vintage;
-             _metadata.vintage = vintage && vintage.range || _t('info_panels.background.unknown');
-             selection.selectAll('.background-info-list-vintage').classed('hide', false).selectAll('.background-info-span-vintage').html(_metadata.vintage); // update other _metadata
+           var nLevelEnd = aCache.length,
+               vBuiltVal = parseText(sCollectedTxt);
 
-             _metadataKeys.forEach(function (k) {
-               if (k === 'zoom' || k === 'vintage') return; // done already
+           if (!bHighVerb && (bChildren || bAttributes)) {
+             vResult = nVerb === 0 ? objectify(vBuiltVal) : {};
+           }
 
-               var val = result[k];
-               _metadata[k] = val;
-               selection.selectAll('.background-info-list-' + k).classed('hide', !val).selectAll('.background-info-span-' + k).html(val);
-             });
-           });
-         }
+           for (var nElId = nLevelStart; nElId < nLevelEnd; nElId++) {
+             sProp = aCache[nElId].nodeName.toLowerCase();
+             vContent = createObjTree(aCache[nElId], nVerb, bFreeze, bNesteAttr);
 
-         var panel = function panel(selection) {
-           selection.call(redraw);
-           context.map().on('drawn.info-background', function () {
-             selection.call(debouncedRedraw);
-           }).on('move.info-background', function () {
-             selection.call(debouncedGetMetadata);
-           });
-         };
+             if (vResult.hasOwnProperty(sProp)) {
+               if (vResult[sProp].constructor !== Array) {
+                 vResult[sProp] = [vResult[sProp]];
+               }
 
-         panel.off = function () {
-           context.map().on('drawn.info-background', null).on('move.info-background', null);
-         };
+               vResult[sProp].push(vContent);
+             } else {
+               vResult[sProp] = vContent;
+               nLength++;
+             }
+           }
 
-         panel.id = 'background';
-         panel.label = _t.html('info_panels.background.title');
-         panel.key = _t('info_panels.background.key');
-         return panel;
-       }
+           if (bAttributes) {
+             var nAttrLen = oParentNode.attributes.length,
+                 sAPrefix = bNesteAttr ? '' : sAttrPref,
+                 oAttrParent = bNesteAttr ? {} : vResult;
 
-       function uiPanelHistory(context) {
-         var osm;
+             for (var oAttrib, nAttrib = 0; nAttrib < nAttrLen; nLength++, nAttrib++) {
+               oAttrib = oParentNode.attributes.item(nAttrib);
+               oAttrParent[sAPrefix + oAttrib.name.toLowerCase()] = parseText(oAttrib.value.trim());
+             }
 
-         function displayTimestamp(timestamp) {
-           if (!timestamp) return _t('info_panels.history.unknown');
-           var options = {
-             day: 'numeric',
-             month: 'short',
-             year: 'numeric',
-             hour: 'numeric',
-             minute: 'numeric',
-             second: 'numeric'
-           };
-           var d = new Date(timestamp);
-           if (isNaN(d.getTime())) return _t('info_panels.history.unknown');
-           return d.toLocaleString(_mainLocalizer.localeCode(), options);
-         }
+             if (bNesteAttr) {
+               if (bFreeze) {
+                 Object.freeze(oAttrParent);
+               }
 
-         function displayUser(selection, userName) {
-           if (!userName) {
-             selection.append('span').html(_t.html('info_panels.history.unknown'));
-             return;
+               vResult[sAttributesProp] = oAttrParent;
+               nLength -= nAttrLen - 1;
+             }
            }
 
-           selection.append('span').attr('class', 'user-name').html(userName);
-           var links = selection.append('div').attr('class', 'links');
+           if (nVerb === 3 || (nVerb === 2 || nVerb === 1 && nLength > 0) && sCollectedTxt) {
+             vResult[sValueProp] = vBuiltVal;
+           } else if (!bHighVerb && nLength === 0 && sCollectedTxt) {
+             vResult = vBuiltVal;
+           }
 
-           if (osm) {
-             links.append('a').attr('class', 'user-osm-link').attr('href', osm.userURL(userName)).attr('target', '_blank').html('OSM');
+           if (bFreeze && (bHighVerb || nLength > 0)) {
+             Object.freeze(vResult);
            }
 
-           links.append('a').attr('class', 'user-hdyc-link').attr('href', 'https://hdyc.neis-one.org/?' + userName).attr('target', '_blank').attr('tabindex', -1).html('HDYC');
+           aCache.length = nLevelStart;
+           return vResult;
          }
 
-         function displayChangeset(selection, changeset) {
-           if (!changeset) {
-             selection.append('span').html(_t.html('info_panels.history.unknown'));
-             return;
-           }
-
-           selection.append('span').attr('class', 'changeset-id').html(changeset);
-           var links = selection.append('div').attr('class', 'links');
+         function loadObjTree(oXMLDoc, oParentEl, oParentObj) {
+           var vValue, oChild;
 
-           if (osm) {
-             links.append('a').attr('class', 'changeset-osm-link').attr('href', osm.changesetURL(changeset)).attr('target', '_blank').html('OSM');
+           if (oParentObj instanceof String || oParentObj instanceof Number || oParentObj instanceof Boolean) {
+             oParentEl.appendChild(oXMLDoc.createTextNode(oParentObj.toString()));
+             /* verbosity level is 0 */
+           } else if (oParentObj.constructor === Date) {
+             oParentEl.appendChild(oXMLDoc.createTextNode(oParentObj.toGMTString()));
            }
 
-           links.append('a').attr('class', 'changeset-osmcha-link').attr('href', 'https://osmcha.org/changesets/' + changeset).attr('target', '_blank').html('OSMCha');
-           links.append('a').attr('class', 'changeset-achavi-link').attr('href', 'https://overpass-api.de/achavi/?changeset=' + changeset).attr('target', '_blank').html('Achavi');
-         }
+           for (var sName in oParentObj) {
+             vValue = oParentObj[sName];
 
-         function redraw(selection) {
-           var selectedNoteID = context.selectedNoteID();
-           osm = context.connection();
-           var selected, note, entity;
+             if (isFinite(sName) || vValue instanceof Function) {
+               continue;
+             }
+             /* verbosity level is 0 */
 
-           if (selectedNoteID && osm) {
-             // selected 1 note
-             selected = [_t('note.note') + ' ' + selectedNoteID];
-             note = osm.getNote(selectedNoteID);
-           } else {
-             // selected 1..n entities
-             selected = context.selectedIDs().filter(function (e) {
-               return context.hasEntity(e);
-             });
 
-             if (selected.length) {
-               entity = context.entity(selected[0]);
-             }
-           }
+             if (sName === sValueProp) {
+               if (vValue !== null && vValue !== true) {
+                 oParentEl.appendChild(oXMLDoc.createTextNode(vValue.constructor === Date ? vValue.toGMTString() : String(vValue)));
+               }
+             } else if (sName === sAttributesProp) {
+               /* verbosity level is 3 */
+               for (var sAttrib in vValue) {
+                 oParentEl.setAttribute(sAttrib, vValue[sAttrib]);
+               }
+             } else if (sName.charAt(0) === sAttrPref) {
+               oParentEl.setAttribute(sName.slice(1), vValue);
+             } else if (vValue.constructor === Array) {
+               for (var nItem = 0; nItem < vValue.length; nItem++) {
+                 oChild = oXMLDoc.createElement(sName);
+                 loadObjTree(oXMLDoc, oChild, vValue[nItem]);
+                 oParentEl.appendChild(oChild);
+               }
+             } else {
+               oChild = oXMLDoc.createElement(sName);
 
-           var singular = selected.length === 1 ? selected[0] : null;
-           selection.html('');
-           selection.append('h4').attr('class', 'history-heading').html(singular || _t.html('info_panels.selected', {
-             n: selected.length
-           }));
-           if (!singular) return;
+               if (vValue instanceof Object) {
+                 loadObjTree(oXMLDoc, oChild, vValue);
+               } else if (vValue !== null && vValue !== true) {
+                 oChild.appendChild(oXMLDoc.createTextNode(vValue.toString()));
+               }
 
-           if (entity) {
-             selection.call(redrawEntity, entity);
-           } else if (note) {
-             selection.call(redrawNote, note);
+               oParentEl.appendChild(oChild);
+             }
            }
          }
 
-         function redrawNote(selection, note) {
-           if (!note || note.isNew()) {
-             selection.append('div').html(_t.html('info_panels.history.note_no_history'));
-             return;
-           }
-
-           var list = selection.append('ul');
-           list.append('li').html(_t.html('info_panels.history.note_comments') + ':').append('span').html(note.comments.length);
+         this.build = function (oXMLParent, nVerbosity
+         /* optional */
+         , bFreeze
+         /* optional */
+         , bNesteAttributes
+         /* optional */
+         ) {
+           var _nVerb = arguments.length > 1 && typeof nVerbosity === 'number' ? nVerbosity & 3 :
+           /* put here the default verbosity level: */
+           1;
 
-           if (note.comments.length) {
-             list.append('li').html(_t.html('info_panels.history.note_created_date') + ':').append('span').html(displayTimestamp(note.comments[0].date));
-             list.append('li').html(_t.html('info_panels.history.note_created_user') + ':').call(displayUser, note.comments[0].user);
-           }
+           return createObjTree(oXMLParent, _nVerb, bFreeze || false, arguments.length > 3 ? bNesteAttributes : _nVerb === 3);
+         };
 
-           if (osm) {
-             selection.append('a').attr('class', 'view-history-on-osm').attr('target', '_blank').attr('href', osm.noteURL(note)).call(svgIcon('#iD-icon-out-link', 'inline')).append('span').html(_t.html('info_panels.history.note_link_text'));
-           }
-         }
+         this.unbuild = function (oObjTree) {
+           var oNewDoc = document.implementation.createDocument('', '', null);
+           loadObjTree(oNewDoc, oNewDoc, oObjTree);
+           return oNewDoc;
+         };
 
-         function redrawEntity(selection, entity) {
-           if (!entity || entity.isNew()) {
-             selection.append('div').html(_t.html('info_panels.history.no_history'));
-             return;
-           }
+         this.stringify = function (oObjTree) {
+           return new XMLSerializer().serializeToString(JXON.unbuild(oObjTree));
+         };
+       }(); // var myObject = JXON.build(doc);
+       // we got our javascript object! try: alert(JSON.stringify(myObject));
+       // var newDoc = JXON.unbuild(myObject);
+       // we got our Document instance! try: alert((new XMLSerializer()).serializeToString(newDoc));
 
-           var links = selection.append('div').attr('class', 'links');
+       function uiSectionChanges(context) {
+         var detected = utilDetect();
+         var _discardTags = {};
+         _mainFileFetcher.get('discarded').then(function (d) {
+           _discardTags = d;
+         })["catch"](function () {
+           /* ignore */
+         });
+         var section = uiSection('changes-list', context).label(function () {
+           var history = context.history();
+           var summary = history.difference().summary();
+           return _t.html('inspector.title_count', {
+             title: {
+               html: _t.html('commit.changes')
+             },
+             count: summary.length
+           });
+         }).disclosureContent(renderDisclosureContent);
 
-           if (osm) {
-             links.append('a').attr('class', 'view-history-on-osm').attr('href', osm.historyURL(entity)).attr('target', '_blank').attr('title', _t('info_panels.history.link_text')).html('OSM');
-           }
+         function renderDisclosureContent(selection) {
+           var history = context.history();
+           var summary = history.difference().summary();
+           var container = selection.selectAll('.commit-section').data([0]);
+           var containerEnter = container.enter().append('div').attr('class', 'commit-section');
+           containerEnter.append('ul').attr('class', 'changeset-list');
+           container = containerEnter.merge(container);
+           var items = container.select('ul').selectAll('li').data(summary);
+           var itemsEnter = items.enter().append('li').attr('class', 'change-item');
+           var buttons = itemsEnter.append('button').on('mouseover', mouseover).on('mouseout', mouseout).on('click', click);
+           buttons.each(function (d) {
+             select(this).call(svgIcon('#iD-icon-' + d.entity.geometry(d.graph), 'pre-text ' + d.changeType));
+           });
+           buttons.append('span').attr('class', 'change-type').html(function (d) {
+             return _t.html('commit.' + d.changeType) + ' ';
+           });
+           buttons.append('strong').attr('class', 'entity-type').text(function (d) {
+             var matched = _mainPresetIndex.match(d.entity, d.graph);
+             return matched && matched.name() || utilDisplayType(d.entity.id);
+           });
+           buttons.append('span').attr('class', 'entity-name').text(function (d) {
+             var name = utilDisplayName(d.entity) || '',
+                 string = '';
 
-           links.append('a').attr('class', 'pewu-history-viewer-link').attr('href', 'https://pewu.github.io/osm-history/#/' + entity.type + '/' + entity.osmId()).attr('target', '_blank').attr('tabindex', -1).html('PeWu');
-           var list = selection.append('ul');
-           list.append('li').html(_t.html('info_panels.history.version') + ':').append('span').html(entity.version);
-           list.append('li').html(_t.html('info_panels.history.last_edit') + ':').append('span').html(displayTimestamp(entity.timestamp));
-           list.append('li').html(_t.html('info_panels.history.edited_by') + ':').call(displayUser, entity.user);
-           list.append('li').html(_t.html('info_panels.history.changeset') + ':').call(displayChangeset, entity.changeset);
-         }
+             if (name !== '') {
+               string += ':';
+             }
 
-         var panel = function panel(selection) {
-           selection.call(redraw);
-           context.map().on('drawn.info-history', function () {
-             selection.call(redraw);
+             return string += ' ' + name;
            });
-           context.on('enter.info-history', function () {
-             selection.call(redraw);
+           items = itemsEnter.merge(items); // Download changeset link
+
+           var changeset = new osmChangeset().update({
+             id: undefined
            });
-         };
+           var changes = history.changes(actionDiscardTags(history.difference(), _discardTags));
+           delete changeset.id; // Export without chnageset_id
 
-         panel.off = function () {
-           context.map().on('drawn.info-history', null);
-           context.on('enter.info-history', null);
-         };
+           var data = JXON.stringify(changeset.osmChangeJXON(changes));
+           var blob = new Blob([data], {
+             type: 'text/xml;charset=utf-8;'
+           });
+           var fileName = 'changes.osc';
+           var linkEnter = container.selectAll('.download-changes').data([0]).enter().append('a').attr('class', 'download-changes');
 
-         panel.id = 'history';
-         panel.label = _t.html('info_panels.history.title');
-         panel.key = _t('info_panels.history.key');
-         return panel;
-       }
+           if (detected.download) {
+             // All except IE11 and Edge
+             linkEnter // download the data as a file
+             .attr('href', window.URL.createObjectURL(blob)).attr('download', fileName);
+           } else {
+             // IE11 and Edge
+             linkEnter // open data uri in a new tab
+             .attr('target', '_blank').on('click.download', function () {
+               navigator.msSaveBlob(blob, fileName);
+             });
+           }
 
-       var OSM_PRECISION = 7;
-       /**
-        * Returns a localized representation of the given length measurement.
-        *
-        * @param {Number} m area in meters
-        * @param {Boolean} isImperial true for U.S. customary units; false for metric
-        */
+           linkEnter.call(svgIcon('#iD-icon-load', 'inline')).append('span').call(_t.append('commit.download_changes'));
 
-       function displayLength(m, isImperial) {
-         var d = m * (isImperial ? 3.28084 : 1);
-         var unit;
+           function mouseover(d) {
+             if (d.entity) {
+               context.surface().selectAll(utilEntityOrMemberSelector([d.entity.id], context.graph())).classed('hover', true);
+             }
+           }
 
-         if (isImperial) {
-           if (d >= 5280) {
-             d /= 5280;
-             unit = 'miles';
-           } else {
-             unit = 'feet';
+           function mouseout() {
+             context.surface().selectAll('.hover').classed('hover', false);
            }
-         } else {
-           if (d >= 1000) {
-             d /= 1000;
-             unit = 'kilometers';
-           } else {
-             unit = 'meters';
+
+           function click(d3_event, change) {
+             if (change.changeType !== 'deleted') {
+               var entity = change.entity;
+               context.map().zoomToEase(entity);
+               context.surface().selectAll(utilEntityOrMemberSelector([entity.id], context.graph())).classed('hover', true);
+             }
            }
          }
 
-         return _t('units.' + unit, {
-           quantity: d.toLocaleString(_mainLocalizer.localeCode(), {
-             maximumSignificantDigits: 4
-           })
-         });
+         return section;
+       }
+
+       function uiCommitWarnings(context) {
+         function commitWarnings(selection) {
+           var issuesBySeverity = context.validator().getIssuesBySeverity({
+             what: 'edited',
+             where: 'all',
+             includeDisabledRules: true
+           });
+
+           for (var severity in issuesBySeverity) {
+             var issues = issuesBySeverity[severity];
+
+             if (severity !== 'error') {
+               // exclude 'fixme' and similar - #8603
+               issues = issues.filter(function (issue) {
+                 return issue.type !== 'help_request';
+               });
+             }
+
+             var section = severity + '-section';
+             var issueItem = severity + '-item';
+             var container = selection.selectAll('.' + section).data(issues.length ? [0] : []);
+             container.exit().remove();
+             var containerEnter = container.enter().append('div').attr('class', 'modal-section ' + section + ' fillL2');
+             containerEnter.append('h3').html(severity === 'warning' ? _t.html('commit.warnings') : _t.html('commit.errors'));
+             containerEnter.append('ul').attr('class', 'changeset-list');
+             container = containerEnter.merge(container);
+             var items = container.select('ul').selectAll('li').data(issues, function (d) {
+               return d.key;
+             });
+             items.exit().remove();
+             var itemsEnter = items.enter().append('li').attr('class', issueItem);
+             var buttons = itemsEnter.append('button').on('mouseover', function (d3_event, d) {
+               if (d.entityIds) {
+                 context.surface().selectAll(utilEntityOrMemberSelector(d.entityIds, context.graph())).classed('hover', true);
+               }
+             }).on('mouseout', function () {
+               context.surface().selectAll('.hover').classed('hover', false);
+             }).on('click', function (d3_event, d) {
+               context.validator().focusIssue(d);
+             });
+             buttons.call(svgIcon('#iD-icon-alert', 'pre-text'));
+             buttons.append('strong').attr('class', 'issue-message');
+             buttons.filter(function (d) {
+               return d.tooltip;
+             }).call(uiTooltip().title(function (d) {
+               return d.tooltip;
+             }).placement('top'));
+             items = itemsEnter.merge(items);
+             items.selectAll('.issue-message').html(function (d) {
+               return d.message(context);
+             });
+           }
+         }
+
+         return commitWarnings;
        }
-       /**
-        * Returns a localized representation of the given area measurement.
-        *
-        * @param {Number} m2 area in square meters
-        * @param {Boolean} isImperial true for U.S. customary units; false for metric
-        */
 
-       function displayArea(m2, isImperial) {
-         var locale = _mainLocalizer.localeCode();
-         var d = m2 * (isImperial ? 10.7639111056 : 1);
-         var d1, d2, area;
-         var unit1 = '';
-         var unit2 = '';
+       var readOnlyTags = [/^changesets_count$/, /^created_by$/, /^ideditor:/, /^imagery_used$/, /^host$/, /^locale$/, /^warnings:/, /^resolved:/, /^closed:note$/, /^closed:keepright$/, /^closed:improveosm:/, /^closed:osmose:/]; // treat most punctuation (except -, _, +, &) as hashtag delimiters - #4398
+       // from https://stackoverflow.com/a/25575009
 
-         if (isImperial) {
-           if (d >= 6969600) {
-             // > 0.25mi² show mi²
-             d1 = d / 27878400;
-             unit1 = 'square_miles';
-           } else {
-             d1 = d;
-             unit1 = 'square_feet';
-           }
+       var hashtagRegex = /(#[^\u2000-\u206F\u2E00-\u2E7F\s\\'!"#$%()*,.\/:;<=>?@\[\]^`{|}~]+)/g;
+       function uiCommit(context) {
+         var dispatch = dispatch$8('cancel');
 
-           if (d > 4356 && d < 43560000) {
-             // 0.1 - 1000 acres
-             d2 = d / 43560;
-             unit2 = 'acres';
-           }
-         } else {
-           if (d >= 250000) {
-             // > 0.25km² show km²
-             d1 = d / 1000000;
-             unit1 = 'square_kilometers';
-           } else {
-             d1 = d;
-             unit1 = 'square_meters';
-           }
+         var _userDetails;
 
-           if (d > 1000 && d < 10000000) {
-             // 0.1 - 1000 hectares
-             d2 = d / 10000;
-             unit2 = 'hectares';
-           }
-         }
+         var _selection;
 
-         area = _t('units.' + unit1, {
-           quantity: d1.toLocaleString(locale, {
-             maximumSignificantDigits: 4
-           })
-         });
+         var changesetEditor = uiChangesetEditor(context).on('change', changeTags);
+         var rawTagEditor = uiSectionRawTagEditor('changeset-tag-editor', context).on('change', changeTags).readOnlyTags(readOnlyTags);
+         var commitChanges = uiSectionChanges(context);
+         var commitWarnings = uiCommitWarnings(context);
 
-         if (d2) {
-           return _t('units.area_pair', {
-             area1: area,
-             area2: _t('units.' + unit2, {
-               quantity: d2.toLocaleString(locale, {
-                 maximumSignificantDigits: 2
-               })
-             })
-           });
-         } else {
-           return area;
-         }
-       }
+         function commit(selection) {
+           _selection = selection; // Initialize changeset if one does not exist yet.
 
-       function wrap$2(x, min, max) {
-         var d = max - min;
-         return ((x - min) % d + d) % d + min;
-       }
+           if (!context.changeset) initChangeset();
+           loadDerivedChangesetTags();
+           selection.call(render);
+         }
 
-       function clamp$1(x, min, max) {
-         return Math.max(min, Math.min(x, max));
-       }
+         function initChangeset() {
+           // expire stored comment, hashtags, source after cutoff datetime - #3947 #4899
+           var commentDate = +corePreferences('commentDate') || 0;
+           var currDate = Date.now();
+           var cutoff = 2 * 86400 * 1000; // 2 days
 
-       function displayCoordinate(deg, pos, neg) {
-         var locale = _mainLocalizer.localeCode();
-         var min = (Math.abs(deg) - Math.floor(Math.abs(deg))) * 60;
-         var sec = (min - Math.floor(min)) * 60;
-         var displayDegrees = _t('units.arcdegrees', {
-           quantity: Math.floor(Math.abs(deg)).toLocaleString(locale)
-         });
-         var displayCoordinate;
+           if (commentDate > currDate || currDate - commentDate > cutoff) {
+             corePreferences('comment', null);
+             corePreferences('hashtags', null);
+             corePreferences('source', null);
+           } // load in explicitly-set values, if any
 
-         if (Math.floor(sec) > 0) {
-           displayCoordinate = displayDegrees + _t('units.arcminutes', {
-             quantity: Math.floor(min).toLocaleString(locale)
-           }) + _t('units.arcseconds', {
-             quantity: Math.round(sec).toLocaleString(locale)
-           });
-         } else if (Math.floor(min) > 0) {
-           displayCoordinate = displayDegrees + _t('units.arcminutes', {
-             quantity: Math.round(min).toLocaleString(locale)
-           });
-         } else {
-           displayCoordinate = _t('units.arcdegrees', {
-             quantity: Math.round(Math.abs(deg)).toLocaleString(locale)
-           });
-         }
 
-         if (deg === 0) {
-           return displayCoordinate;
-         } else {
-           return _t('units.coordinate', {
-             coordinate: displayCoordinate,
-             direction: _t('units.' + (deg > 0 ? pos : neg))
-           });
-         }
-       }
-       /**
-        * Returns given coordinate pair in degree-minute-second format.
-        *
-        * @param {Array<Number>} coord longitude and latitude
-        */
+           if (context.defaultChangesetComment()) {
+             corePreferences('comment', context.defaultChangesetComment());
+             corePreferences('commentDate', Date.now());
+           }
 
+           if (context.defaultChangesetSource()) {
+             corePreferences('source', context.defaultChangesetSource());
+             corePreferences('commentDate', Date.now());
+           }
 
-       function dmsCoordinatePair(coord) {
-         return _t('units.coordinate_pair', {
-           latitude: displayCoordinate(clamp$1(coord[1], -90, 90), 'north', 'south'),
-           longitude: displayCoordinate(wrap$2(coord[0], -180, 180), 'east', 'west')
-         });
-       }
-       /**
-        * Returns the given coordinate pair in decimal format.
-        * note: unlocalized to avoid comma ambiguity - see #4765
-        *
-        * @param {Array<Number>} coord longitude and latitude
-        */
+           if (context.defaultChangesetHashtags()) {
+             corePreferences('hashtags', context.defaultChangesetHashtags());
+             corePreferences('commentDate', Date.now());
+           }
 
-       function decimalCoordinatePair(coord) {
-         return _t('units.coordinate_pair', {
-           latitude: clamp$1(coord[1], -90, 90).toFixed(OSM_PRECISION),
-           longitude: wrap$2(coord[0], -180, 180).toFixed(OSM_PRECISION)
-         });
-       }
+           var detected = utilDetect();
+           var tags = {
+             comment: corePreferences('comment') || '',
+             created_by: context.cleanTagValue('iD ' + context.version),
+             host: context.cleanTagValue(detected.host),
+             locale: context.cleanTagValue(_mainLocalizer.localeCode())
+           }; // call findHashtags initially - this will remove stored
+           // hashtags if any hashtags are found in the comment - #4304
 
-       function uiPanelLocation(context) {
-         var currLocation = '';
+           findHashtags(tags, true);
+           var hashtags = corePreferences('hashtags');
 
-         function redraw(selection) {
-           selection.html('');
-           var list = selection.append('ul'); // Mouse coordinates
+           if (hashtags) {
+             tags.hashtags = hashtags;
+           }
 
-           var coord = context.map().mouseCoordinates();
+           var source = corePreferences('source');
 
-           if (coord.some(isNaN)) {
-             coord = context.map().center();
+           if (source) {
+             tags.source = source;
            }
 
-           list.append('li').html(dmsCoordinatePair(coord)).append('li').html(decimalCoordinatePair(coord)); // Location Info
+           var photoOverlaysUsed = context.history().photoOverlaysUsed();
 
-           selection.append('div').attr('class', 'location-info').html(currLocation || ' ');
-           debouncedGetLocation(selection, coord);
-         }
+           if (photoOverlaysUsed.length) {
+             var sources = (tags.source || '').split(';'); // include this tag for any photo layer
 
-         var debouncedGetLocation = debounce(getLocation, 250);
+             if (sources.indexOf('streetlevel imagery') === -1) {
+               sources.push('streetlevel imagery');
+             } // add the photo overlays used during editing as sources
 
-         function getLocation(selection, coord) {
-           if (!services.geocoder) {
-             currLocation = _t('info_panels.location.unknown_location');
-             selection.selectAll('.location-info').html(currLocation);
-           } else {
-             services.geocoder.reverse(coord, function (err, result) {
-               currLocation = result ? result.display_name : _t('info_panels.location.unknown_location');
-               selection.selectAll('.location-info').html(currLocation);
+
+             photoOverlaysUsed.forEach(function (photoOverlay) {
+               if (sources.indexOf(photoOverlay) === -1) {
+                 sources.push(photoOverlay);
+               }
              });
+             tags.source = context.cleanTagValue(sources.join(';'));
            }
-         }
 
-         var panel = function panel(selection) {
-           selection.call(redraw);
-           context.surface().on(('PointerEvent' in window ? 'pointer' : 'mouse') + 'move.info-location', function () {
-             selection.call(redraw);
+           context.changeset = new osmChangeset({
+             tags: tags
            });
-         };
-
-         panel.off = function () {
-           context.surface().on('.info-location', null);
-         };
+         } // Calculates read-only metadata tags based on the user's editing session and applies
+         // them to the changeset.
 
-         panel.id = 'location';
-         panel.label = _t.html('info_panels.location.title');
-         panel.key = _t('info_panels.location.key');
-         return panel;
-       }
 
-       function uiPanelMeasurement(context) {
-         function radiansToMeters(r) {
-           // using WGS84 authalic radius (6371007.1809 m)
-           return r * 6371007.1809;
-         }
+         function loadDerivedChangesetTags() {
+           var osm = context.connection();
+           if (!osm) return;
+           var tags = Object.assign({}, context.changeset.tags); // shallow copy
+           // assign tags for imagery used
 
-         function steradiansToSqmeters(r) {
-           // http://gis.stackexchange.com/a/124857/40446
-           return r / (4 * Math.PI) * 510065621724000;
-         }
+           var imageryUsed = context.cleanTagValue(context.history().imageryUsed().join(';'));
+           tags.imagery_used = imageryUsed || 'None'; // assign tags for closed issues and notes
 
-         function toLineString(feature) {
-           if (feature.type === 'LineString') return feature;
-           var result = {
-             type: 'LineString',
-             coordinates: []
-           };
+           var osmClosed = osm.getClosedIDs();
+           var itemType;
 
-           if (feature.type === 'Polygon') {
-             result.coordinates = feature.coordinates[0];
-           } else if (feature.type === 'MultiPolygon') {
-             result.coordinates = feature.coordinates[0][0];
+           if (osmClosed.length) {
+             tags['closed:note'] = context.cleanTagValue(osmClosed.join(';'));
            }
 
-           return result;
-         }
+           if (services.keepRight) {
+             var krClosed = services.keepRight.getClosedIDs();
 
-         var _isImperial = !_mainLocalizer.usesMetric();
+             if (krClosed.length) {
+               tags['closed:keepright'] = context.cleanTagValue(krClosed.join(';'));
+             }
+           }
 
-         function redraw(selection) {
-           var graph = context.graph();
-           var selectedNoteID = context.selectedNoteID();
-           var osm = services.osm;
-           var localeCode = _mainLocalizer.localeCode();
-           var heading;
-           var center, location, centroid;
-           var closed, geometry;
-           var totalNodeCount,
-               length = 0,
-               area = 0,
-               distance;
+           if (services.improveOSM) {
+             var iOsmClosed = services.improveOSM.getClosedCounts();
 
-           if (selectedNoteID && osm) {
-             // selected 1 note
-             var note = osm.getNote(selectedNoteID);
-             heading = _t('note.note') + ' ' + selectedNoteID;
-             location = note.loc;
-             geometry = 'note';
-           } else {
-             // selected 1..n entities
-             var selectedIDs = context.selectedIDs().filter(function (id) {
-               return context.hasEntity(id);
-             });
-             var selected = selectedIDs.map(function (id) {
-               return context.entity(id);
-             });
-             heading = selected.length === 1 ? selected[0].id : _t('info_panels.selected', {
-               n: selected.length
-             });
+             for (itemType in iOsmClosed) {
+               tags['closed:improveosm:' + itemType] = context.cleanTagValue(iOsmClosed[itemType].toString());
+             }
+           }
 
-             if (selected.length) {
-               var extent = geoExtent();
+           if (services.osmose) {
+             var osmoseClosed = services.osmose.getClosedCounts();
 
-               for (var i in selected) {
-                 var entity = selected[i];
+             for (itemType in osmoseClosed) {
+               tags['closed:osmose:' + itemType] = context.cleanTagValue(osmoseClosed[itemType].toString());
+             }
+           } // remove existing issue counts
 
-                 extent._extend(entity.extent(graph));
 
-                 geometry = entity.geometry(graph);
+           for (var key in tags) {
+             if (key.match(/(^warnings:)|(^resolved:)/)) {
+               delete tags[key];
+             }
+           }
 
-                 if (geometry === 'line' || geometry === 'area') {
-                   closed = entity.type === 'relation' || entity.isClosed() && !entity.isDegenerate();
-                   var feature = entity.asGeoJSON(graph);
-                   length += radiansToMeters(d3_geoLength(toLineString(feature))); // d3_geoCentroid is wrong for counterclockwise-wound polygons, so wind them clockwise
+           function addIssueCounts(issues, prefix) {
+             var issuesByType = utilArrayGroupBy(issues, 'type');
 
-                   centroid = d3_geoCentroid(geojsonRewind(Object.assign({}, feature), true));
+             for (var issueType in issuesByType) {
+               var issuesOfType = issuesByType[issueType];
 
-                   if (closed) {
-                     area += steradiansToSqmeters(entity.area(graph));
-                   }
+               if (issuesOfType[0].subtype) {
+                 var issuesBySubtype = utilArrayGroupBy(issuesOfType, 'subtype');
+
+                 for (var issueSubtype in issuesBySubtype) {
+                   var issuesOfSubtype = issuesBySubtype[issueSubtype];
+                   tags[prefix + ':' + issueType + ':' + issueSubtype] = context.cleanTagValue(issuesOfSubtype.length.toString());
                  }
+               } else {
+                 tags[prefix + ':' + issueType] = context.cleanTagValue(issuesOfType.length.toString());
                }
+             }
+           } // add counts of warnings generated by the user's edits
 
-               if (selected.length > 1) {
-                 geometry = null;
-                 closed = null;
-                 centroid = null;
-               }
 
-               if (selected.length === 2 && selected[0].type === 'node' && selected[1].type === 'node') {
-                 distance = geoSphericalDistance(selected[0].loc, selected[1].loc);
-               }
+           var warnings = context.validator().getIssuesBySeverity({
+             what: 'edited',
+             where: 'all',
+             includeIgnored: true,
+             includeDisabledRules: true
+           }).warning.filter(function (issue) {
+             return issue.type !== 'help_request';
+           }); // exclude 'fixme' and similar - #8603
 
-               if (selected.length === 1 && selected[0].type === 'node') {
-                 location = selected[0].loc;
-               } else {
-                 totalNodeCount = utilGetAllNodes(selectedIDs, context.graph()).length;
-               }
+           addIssueCounts(warnings, 'warnings'); // add counts of issues resolved by the user's edits
 
-               if (!location && !centroid) {
-                 center = extent.center();
-               }
-             }
-           }
+           var resolvedIssues = context.validator().getResolvedIssues();
+           addIssueCounts(resolvedIssues, 'resolved');
+           context.changeset = context.changeset.update({
+             tags: tags
+           });
+         }
 
-           selection.html('');
+         function render(selection) {
+           var osm = context.connection();
+           if (!osm) return;
+           var header = selection.selectAll('.header').data([0]);
+           var headerTitle = header.enter().append('div').attr('class', 'header fillL');
+           headerTitle.append('div').append('h2').call(_t.append('commit.title'));
+           headerTitle.append('button').attr('class', 'close').attr('title', _t('icons.close')).on('click', function () {
+             dispatch.call('cancel', this);
+           }).call(svgIcon('#iD-icon-close'));
+           var body = selection.selectAll('.body').data([0]);
+           body = body.enter().append('div').attr('class', 'body').merge(body); // Changeset Section
 
-           if (heading) {
-             selection.append('h4').attr('class', 'measurement-heading').html(heading);
-           }
+           var changesetSection = body.selectAll('.changeset-editor').data([0]);
+           changesetSection = changesetSection.enter().append('div').attr('class', 'modal-section changeset-editor').merge(changesetSection);
+           changesetSection.call(changesetEditor.changesetID(context.changeset.id).tags(context.changeset.tags)); // Warnings
 
-           var list = selection.append('ul');
-           var coordItem;
+           body.call(commitWarnings); // Upload Explanation
 
-           if (geometry) {
-             list.append('li').html(_t.html('info_panels.measurement.geometry') + ':').append('span').html(closed ? _t('info_panels.measurement.closed_' + geometry) : _t('geometry.' + geometry));
-           }
+           var saveSection = body.selectAll('.save-section').data([0]);
+           saveSection = saveSection.enter().append('div').attr('class', 'modal-section save-section fillL').merge(saveSection);
+           var prose = saveSection.selectAll('.commit-info').data([0]);
 
-           if (totalNodeCount) {
-             list.append('li').html(_t.html('info_panels.measurement.node_count') + ':').append('span').html(totalNodeCount.toLocaleString(localeCode));
+           if (prose.enter().size()) {
+             // first time, make sure to update user details in prose
+             _userDetails = null;
            }
 
-           if (area) {
-             list.append('li').html(_t.html('info_panels.measurement.area') + ':').append('span').html(displayArea(area, _isImperial));
-           }
+           prose = prose.enter().append('p').attr('class', 'commit-info').call(_t.append('commit.upload_explanation')).merge(prose); // always check if this has changed, but only update prose.html()
+           // if needed, because it can trigger a style recalculation
 
-           if (length) {
-             list.append('li').html(_t.html('info_panels.measurement.' + (closed ? 'perimeter' : 'length')) + ':').append('span').html(displayLength(length, _isImperial));
-           }
+           osm.userDetails(function (err, user) {
+             if (err) return;
+             if (_userDetails === user) return; // no change
 
-           if (typeof distance === 'number') {
-             list.append('li').html(_t.html('info_panels.measurement.distance') + ':').append('span').html(displayLength(distance, _isImperial));
-           }
+             _userDetails = user;
+             var userLink = select(document.createElement('div'));
 
-           if (location) {
-             coordItem = list.append('li').html(_t.html('info_panels.measurement.location') + ':');
-             coordItem.append('span').html(dmsCoordinatePair(location));
-             coordItem.append('span').html(decimalCoordinatePair(location));
-           }
+             if (user.image_url) {
+               userLink.append('img').attr('src', user.image_url).attr('class', 'icon pre-text user-icon');
+             }
 
-           if (centroid) {
-             coordItem = list.append('li').html(_t.html('info_panels.measurement.centroid') + ':');
-             coordItem.append('span').html(dmsCoordinatePair(centroid));
-             coordItem.append('span').html(decimalCoordinatePair(centroid));
-           }
+             userLink.append('a').attr('class', 'user-info').text(user.display_name).attr('href', osm.userURL(user.display_name)).attr('target', '_blank');
+             prose.html(_t.html('commit.upload_explanation_with_user', {
+               user: {
+                 html: userLink.html()
+               }
+             }));
+           }); // Request Review
 
-           if (center) {
-             coordItem = list.append('li').html(_t.html('info_panels.measurement.center') + ':');
-             coordItem.append('span').html(dmsCoordinatePair(center));
-             coordItem.append('span').html(decimalCoordinatePair(center));
-           }
+           var requestReview = saveSection.selectAll('.request-review').data([0]); // Enter
 
-           if (length || area || typeof distance === 'number') {
-             var toggle = _isImperial ? 'imperial' : 'metric';
-             selection.append('a').html(_t.html('info_panels.measurement.' + toggle)).attr('href', '#').attr('class', 'button button-toggle-units').on('click', function (d3_event) {
-               d3_event.preventDefault();
-               _isImperial = !_isImperial;
-               selection.call(redraw);
-             });
+           var requestReviewEnter = requestReview.enter().append('div').attr('class', 'request-review');
+           var requestReviewDomId = utilUniqueDomId('commit-input-request-review');
+           var labelEnter = requestReviewEnter.append('label').attr('for', requestReviewDomId);
+
+           if (!labelEnter.empty()) {
+             labelEnter.call(uiTooltip().title(_t.html('commit.request_review_info')).placement('top'));
            }
-         }
 
-         var panel = function panel(selection) {
-           selection.call(redraw);
-           context.map().on('drawn.info-measurement', function () {
-             selection.call(redraw);
-           });
-           context.on('enter.info-measurement', function () {
-             selection.call(redraw);
+           labelEnter.append('input').attr('type', 'checkbox').attr('id', requestReviewDomId);
+           labelEnter.append('span').call(_t.append('commit.request_review')); // Update
+
+           requestReview = requestReview.merge(requestReviewEnter);
+           var requestReviewInput = requestReview.selectAll('input').property('checked', isReviewRequested(context.changeset.tags)).on('change', toggleRequestReview); // Buttons
+
+           var buttonSection = saveSection.selectAll('.buttons').data([0]); // enter
+
+           var buttonEnter = buttonSection.enter().append('div').attr('class', 'buttons fillL');
+           buttonEnter.append('button').attr('class', 'secondary-action button cancel-button').append('span').attr('class', 'label').call(_t.append('commit.cancel'));
+           var uploadButton = buttonEnter.append('button').attr('class', 'action button save-button');
+           uploadButton.append('span').attr('class', 'label').call(_t.append('commit.save'));
+           var uploadBlockerTooltipText = getUploadBlockerMessage(); // update
+
+           buttonSection = buttonSection.merge(buttonEnter);
+           buttonSection.selectAll('.cancel-button').on('click.cancel', function () {
+             dispatch.call('cancel', this);
            });
-         };
+           buttonSection.selectAll('.save-button').classed('disabled', uploadBlockerTooltipText !== null).on('click.save', function () {
+             if (!select(this).classed('disabled')) {
+               this.blur(); // avoid keeping focus on the button - #4641
 
-         panel.off = function () {
-           context.map().on('drawn.info-measurement', null);
-           context.on('enter.info-measurement', null);
-         };
+               for (var key in context.changeset.tags) {
+                 // remove any empty keys before upload
+                 if (!key) delete context.changeset.tags[key];
+               }
 
-         panel.id = 'measurement';
-         panel.label = _t.html('info_panels.measurement.title');
-         panel.key = _t('info_panels.measurement.key');
-         return panel;
-       }
+               context.uploader().save(context.changeset);
+             }
+           }); // remove any existing tooltip
 
-       var uiInfoPanels = {
-         background: uiPanelBackground,
-         history: uiPanelHistory,
-         location: uiPanelLocation,
-         measurement: uiPanelMeasurement
-       };
+           uiTooltip().destroyAny(buttonSection.selectAll('.save-button'));
 
-       function uiInfo(context) {
-         var ids = Object.keys(uiInfoPanels);
-         var wasActive = ['measurement'];
-         var panels = {};
-         var active = {}; // create panels
+           if (uploadBlockerTooltipText) {
+             buttonSection.selectAll('.save-button').call(uiTooltip().title(uploadBlockerTooltipText).placement('top'));
+           } // Raw Tag Editor
 
-         ids.forEach(function (k) {
-           if (!panels[k]) {
-             panels[k] = uiInfoPanels[k](context);
-             active[k] = false;
-           }
-         });
 
-         function info(selection) {
-           function redraw() {
-             var activeids = ids.filter(function (k) {
-               return active[k];
-             }).sort();
-             var containers = infoPanels.selectAll('.panel-container').data(activeids, function (k) {
-               return k;
-             });
-             containers.exit().style('opacity', 1).transition().duration(200).style('opacity', 0).on('end', function (d) {
-               select(this).call(panels[d].off).remove();
-             });
-             var enter = containers.enter().append('div').attr('class', function (d) {
-               return 'fillD2 panel-container panel-container-' + d;
-             });
-             enter.style('opacity', 0).transition().duration(200).style('opacity', 1);
-             var title = enter.append('div').attr('class', 'panel-title fillD2');
-             title.append('h3').html(function (d) {
-               return panels[d].label;
-             });
-             title.append('button').attr('class', 'close').on('click', function (d3_event, d) {
-               d3_event.stopImmediatePropagation();
-               d3_event.preventDefault();
-               info.toggle(d);
-             }).call(svgIcon('#iD-icon-close'));
-             enter.append('div').attr('class', function (d) {
-               return 'panel-content panel-content-' + d;
-             }); // redraw the panels
+           var tagSection = body.selectAll('.tag-section.raw-tag-editor').data([0]);
+           tagSection = tagSection.enter().append('div').attr('class', 'modal-section tag-section raw-tag-editor').merge(tagSection);
+           tagSection.call(rawTagEditor.tags(Object.assign({}, context.changeset.tags)) // shallow copy
+           .render);
+           var changesSection = body.selectAll('.commit-changes-section').data([0]);
+           changesSection = changesSection.enter().append('div').attr('class', 'modal-section commit-changes-section').merge(changesSection); // Change summary
 
-             infoPanels.selectAll('.panel-content').each(function (d) {
-               select(this).call(panels[d]);
+           changesSection.call(commitChanges.render);
+
+           function toggleRequestReview() {
+             var rr = requestReviewInput.property('checked');
+             updateChangeset({
+               review_requested: rr ? 'yes' : undefined
              });
+             tagSection.call(rawTagEditor.tags(Object.assign({}, context.changeset.tags)) // shallow copy
+             .render);
            }
+         }
 
-           info.toggle = function (which) {
-             var activeids = ids.filter(function (k) {
-               return active[k];
+         function getUploadBlockerMessage() {
+           var errors = context.validator().getIssuesBySeverity({
+             what: 'edited',
+             where: 'all'
+           }).error;
+
+           if (errors.length) {
+             return _t('commit.outstanding_errors_message', {
+               count: errors.length
              });
+           } else {
+             var hasChangesetComment = context.changeset && context.changeset.tags.comment && context.changeset.tags.comment.trim().length;
 
-             if (which) {
-               // toggle one
-               active[which] = !active[which];
+             if (!hasChangesetComment) {
+               return _t('commit.comment_needed_message');
+             }
+           }
 
-               if (activeids.length === 1 && activeids[0] === which) {
-                 // none active anymore
-                 wasActive = [which];
-               }
+           return null;
+         }
 
-               context.container().select('.' + which + '-panel-toggle-item').classed('active', active[which]).select('input').property('checked', active[which]);
-             } else {
-               // toggle all
-               if (activeids.length) {
-                 wasActive = activeids;
-                 activeids.forEach(function (k) {
-                   active[k] = false;
-                 });
-               } else {
-                 wasActive.forEach(function (k) {
-                   active[k] = true;
-                 });
-               }
+         function changeTags(_, changed, onInput) {
+           if (changed.hasOwnProperty('comment')) {
+             if (changed.comment === undefined) {
+               changed.comment = '';
              }
 
-             redraw();
-           };
+             if (!onInput) {
+               corePreferences('comment', changed.comment);
+               corePreferences('commentDate', Date.now());
+             }
+           }
 
-           var infoPanels = selection.selectAll('.info-panels').data([0]);
-           infoPanels = infoPanels.enter().append('div').attr('class', 'info-panels').merge(infoPanels);
-           redraw();
-           context.keybinding().on(uiCmd('⌘' + _t('info_panels.key')), function (d3_event) {
-             d3_event.stopImmediatePropagation();
-             d3_event.preventDefault();
-             info.toggle();
-           });
-           ids.forEach(function (k) {
-             var key = _t('info_panels.' + k + '.key', {
-               "default": null
-             });
-             if (!key) return;
-             context.keybinding().on(uiCmd('⌘⇧' + key), function (d3_event) {
-               d3_event.stopImmediatePropagation();
-               d3_event.preventDefault();
-               info.toggle(k);
-             });
-           });
-         }
+           if (changed.hasOwnProperty('source')) {
+             if (changed.source === undefined) {
+               corePreferences('source', null);
+             } else if (!onInput) {
+               corePreferences('source', changed.source);
+               corePreferences('commentDate', Date.now());
+             }
+           } // no need to update `prefs` for `hashtags` here since it's done in `updateChangeset`
 
-         return info;
-       }
 
-       function pointBox(loc, context) {
-         var rect = context.surfaceRect();
-         var point = context.curtainProjection(loc);
-         return {
-           left: point[0] + rect.left - 40,
-           top: point[1] + rect.top - 60,
-           width: 80,
-           height: 90
-         };
-       }
-       function pad(locOrBox, padding, context) {
-         var box;
+           updateChangeset(changed, onInput);
 
-         if (locOrBox instanceof Array) {
-           var rect = context.surfaceRect();
-           var point = context.curtainProjection(locOrBox);
-           box = {
-             left: point[0] + rect.left,
-             top: point[1] + rect.top
-           };
-         } else {
-           box = locOrBox;
+           if (_selection) {
+             _selection.call(render);
+           }
          }
 
-         return {
-           left: box.left - padding,
-           top: box.top - padding,
-           width: (box.width || 0) + 2 * padding,
-           height: (box.width || 0) + 2 * padding
-         };
-       }
-       function icon(name, svgklass, useklass) {
-         return '<svg class="icon ' + (svgklass || '') + '">' + '<use xlink:href="' + name + '"' + (useklass ? ' class="' + useklass + '"' : '') + '></use></svg>';
-       }
-       var helpStringReplacements; // Returns the localized HTML element for `id` with a standardized set of icon, key, and
-       // label replacements suitable for tutorials and documentation. Optionally supplemented
-       // with custom `replacements`
+         function findHashtags(tags, commentOnly) {
+           var detectedHashtags = commentHashtags();
 
-       function helpHtml(id, replacements) {
-         // only load these the first time
-         if (!helpStringReplacements) helpStringReplacements = {
-           // insert icons corresponding to various UI elements
-           point_icon: icon('#iD-icon-point', 'inline'),
-           line_icon: icon('#iD-icon-line', 'inline'),
-           area_icon: icon('#iD-icon-area', 'inline'),
-           note_icon: icon('#iD-icon-note', 'inline add-note'),
-           plus: icon('#iD-icon-plus', 'inline'),
-           minus: icon('#iD-icon-minus', 'inline'),
-           layers_icon: icon('#iD-icon-layers', 'inline'),
-           data_icon: icon('#iD-icon-data', 'inline'),
-           inspect: icon('#iD-icon-inspect', 'inline'),
-           help_icon: icon('#iD-icon-help', 'inline'),
-           undo_icon: icon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-redo' : '#iD-icon-undo', 'inline'),
-           redo_icon: icon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-undo' : '#iD-icon-redo', 'inline'),
-           save_icon: icon('#iD-icon-save', 'inline'),
-           // operation icons
-           circularize_icon: icon('#iD-operation-circularize', 'inline operation'),
-           continue_icon: icon('#iD-operation-continue', 'inline operation'),
-           copy_icon: icon('#iD-operation-copy', 'inline operation'),
-           delete_icon: icon('#iD-operation-delete', 'inline operation'),
-           disconnect_icon: icon('#iD-operation-disconnect', 'inline operation'),
-           downgrade_icon: icon('#iD-operation-downgrade', 'inline operation'),
-           extract_icon: icon('#iD-operation-extract', 'inline operation'),
-           merge_icon: icon('#iD-operation-merge', 'inline operation'),
-           move_icon: icon('#iD-operation-move', 'inline operation'),
-           orthogonalize_icon: icon('#iD-operation-orthogonalize', 'inline operation'),
-           paste_icon: icon('#iD-operation-paste', 'inline operation'),
-           reflect_long_icon: icon('#iD-operation-reflect-long', 'inline operation'),
-           reflect_short_icon: icon('#iD-operation-reflect-short', 'inline operation'),
-           reverse_icon: icon('#iD-operation-reverse', 'inline operation'),
-           rotate_icon: icon('#iD-operation-rotate', 'inline operation'),
-           split_icon: icon('#iD-operation-split', 'inline operation'),
-           straighten_icon: icon('#iD-operation-straighten', 'inline operation'),
-           // interaction icons
-           leftclick: icon('#iD-walkthrough-mouse-left', 'inline operation'),
-           rightclick: icon('#iD-walkthrough-mouse-right', 'inline operation'),
-           mousewheel_icon: icon('#iD-walkthrough-mousewheel', 'inline operation'),
-           tap_icon: icon('#iD-walkthrough-tap', 'inline operation'),
-           doubletap_icon: icon('#iD-walkthrough-doubletap', 'inline operation'),
-           longpress_icon: icon('#iD-walkthrough-longpress', 'inline operation'),
-           touchdrag_icon: icon('#iD-walkthrough-touchdrag', 'inline operation'),
-           pinch_icon: icon('#iD-walkthrough-pinch-apart', 'inline operation'),
-           // insert keys; may be localized and platform-dependent
-           shift: uiCmd.display('⇧'),
-           alt: uiCmd.display('⌥'),
-           "return": uiCmd.display('↵'),
-           esc: _t.html('shortcuts.key.esc'),
-           space: _t.html('shortcuts.key.space'),
-           add_note_key: _t.html('modes.add_note.key'),
-           help_key: _t.html('help.key'),
-           shortcuts_key: _t.html('shortcuts.toggle.key'),
-           // reference localized UI labels directly so that they'll always match
-           save: _t.html('save.title'),
-           undo: _t.html('undo.title'),
-           redo: _t.html('redo.title'),
-           upload: _t.html('commit.save'),
-           point: _t.html('modes.add_point.title'),
-           line: _t.html('modes.add_line.title'),
-           area: _t.html('modes.add_area.title'),
-           note: _t.html('modes.add_note.label'),
-           circularize: _t.html('operations.circularize.title'),
-           "continue": _t.html('operations.continue.title'),
-           copy: _t.html('operations.copy.title'),
-           "delete": _t.html('operations.delete.title'),
-           disconnect: _t.html('operations.disconnect.title'),
-           downgrade: _t.html('operations.downgrade.title'),
-           extract: _t.html('operations.extract.title'),
-           merge: _t.html('operations.merge.title'),
-           move: _t.html('operations.move.title'),
-           orthogonalize: _t.html('operations.orthogonalize.title'),
-           paste: _t.html('operations.paste.title'),
-           reflect_long: _t.html('operations.reflect.title.long'),
-           reflect_short: _t.html('operations.reflect.title.short'),
-           reverse: _t.html('operations.reverse.title'),
-           rotate: _t.html('operations.rotate.title'),
-           split: _t.html('operations.split.title'),
-           straighten: _t.html('operations.straighten.title'),
-           map_data: _t.html('map_data.title'),
-           osm_notes: _t.html('map_data.layers.notes.title'),
-           fields: _t.html('inspector.fields'),
-           tags: _t.html('inspector.tags'),
-           relations: _t.html('inspector.relations'),
-           new_relation: _t.html('inspector.new_relation'),
-           turn_restrictions: _t.html('presets.fields.restrictions.label'),
-           background_settings: _t.html('background.description'),
-           imagery_offset: _t.html('background.fix_misalignment'),
-           start_the_walkthrough: _t.html('splash.walkthrough'),
-           help: _t.html('help.title'),
-           ok: _t.html('intro.ok')
-         };
-         var reps;
+           if (detectedHashtags.length) {
+             // always remove stored hashtags if there are hashtags in the comment - #4304
+             corePreferences('hashtags', null);
+           }
 
-         if (replacements) {
-           reps = Object.assign(replacements, helpStringReplacements);
-         } else {
-           reps = helpStringReplacements;
-         }
+           if (!detectedHashtags.length || !commentOnly) {
+             detectedHashtags = detectedHashtags.concat(hashtagHashtags());
+           }
 
-         return _t.html(id, reps) // use keyboard key styling for shortcuts
-         .replace(/\`(.*?)\`/g, '<kbd>$1</kbd>');
-       }
+           var allLowerCase = new Set();
+           return detectedHashtags.filter(function (hashtag) {
+             // Compare tags as lowercase strings, but keep original case tags
+             var lowerCase = hashtag.toLowerCase();
 
-       function slugify(text) {
-         return text.toString().toLowerCase().replace(/\s+/g, '-') // Replace spaces with -
-         .replace(/[^\w\-]+/g, '') // Remove all non-word chars
-         .replace(/\-\-+/g, '-') // Replace multiple - with single -
-         .replace(/^-+/, '') // Trim - from start of text
-         .replace(/-+$/, ''); // Trim - from end of text
-       } // console warning for missing walkthrough names
+             if (!allLowerCase.has(lowerCase)) {
+               allLowerCase.add(lowerCase);
+               return true;
+             }
 
+             return false;
+           }); // Extract hashtags from `comment`
 
-       var missingStrings = {};
+           function commentHashtags() {
+             var matches = (tags.comment || '').replace(/http\S*/g, '') // drop anything that looks like a URL - #4289
+             .match(hashtagRegex);
+             return matches || [];
+           } // Extract and clean hashtags from `hashtags`
 
-       function checkKey(key, text) {
-         if (_t(key, {
-           "default": undefined
-         }) === undefined) {
-           if (missingStrings.hasOwnProperty(key)) return; // warn once
 
-           missingStrings[key] = text;
-           var missing = key + ': ' + text;
-           if (typeof console !== 'undefined') console.log(missing); // eslint-disable-line
-         }
-       }
+           function hashtagHashtags() {
+             var matches = (tags.hashtags || '').split(/[,;\s]+/).map(function (s) {
+               if (s[0] !== '#') {
+                 s = '#' + s;
+               } // prepend '#'
 
-       function localize(obj) {
-         var key; // Assign name if entity has one..
 
-         var name = obj.tags && obj.tags.name;
+               var matched = s.match(hashtagRegex);
+               return matched && matched[0];
+             }).filter(Boolean); // exclude falsy
 
-         if (name) {
-           key = 'intro.graph.name.' + slugify(name);
-           obj.tags.name = _t(key, {
-             "default": name
-           });
-           checkKey(key, name);
-         } // Assign street name if entity has one..
+             return matches || [];
+           }
+         }
 
+         function isReviewRequested(tags) {
+           var rr = tags.review_requested;
+           if (rr === undefined) return false;
+           rr = rr.trim().toLowerCase();
+           return !(rr === '' || rr === 'no');
+         }
 
-         var street = obj.tags && obj.tags['addr:street'];
+         function updateChangeset(changed, onInput) {
+           var tags = Object.assign({}, context.changeset.tags); // shallow copy
 
-         if (street) {
-           key = 'intro.graph.name.' + slugify(street);
-           obj.tags['addr:street'] = _t(key, {
-             "default": street
+           Object.keys(changed).forEach(function (k) {
+             var v = changed[k];
+             k = context.cleanTagKey(k);
+             if (readOnlyTags.indexOf(k) !== -1) return;
+
+             if (v === undefined) {
+               delete tags[k];
+             } else if (onInput) {
+               tags[k] = v;
+             } else {
+               tags[k] = context.cleanTagValue(v);
+             }
            });
-           checkKey(key, street); // Add address details common across walkthrough..
 
-           var addrTags = ['block_number', 'city', 'county', 'district', 'hamlet', 'neighbourhood', 'postcode', 'province', 'quarter', 'state', 'subdistrict', 'suburb'];
-           addrTags.forEach(function (k) {
-             var key = 'intro.graph.' + k;
-             var tag = 'addr:' + k;
-             var val = obj.tags && obj.tags[tag];
-             var str = _t(key, {
-               "default": val
-             });
+           if (!onInput) {
+             // when changing the comment, override hashtags with any found in comment.
+             var commentOnly = changed.hasOwnProperty('comment') && changed.comment !== '';
+             var arr = findHashtags(tags, commentOnly);
 
-             if (str) {
-               if (str.match(/^<.*>$/) !== null) {
-                 delete obj.tags[tag];
-               } else {
-                 obj.tags[tag] = str;
-               }
+             if (arr.length) {
+               tags.hashtags = context.cleanTagValue(arr.join(';'));
+               corePreferences('hashtags', tags.hashtags);
+             } else {
+               delete tags.hashtags;
+               corePreferences('hashtags', null);
              }
-           });
-         }
+           } // always update userdetails, just in case user reauthenticates as someone else
 
-         return obj;
-       } // Used to detect squareness.. some duplicataion of code from actionOrthogonalize.
 
-       function isMostlySquare(points) {
-         // note: uses 15 here instead of the 12 from actionOrthogonalize because
-         // actionOrthogonalize can actually straighten some larger angles as it iterates
-         var threshold = 15; // degrees within right or straight
+           if (_userDetails && _userDetails.changesets_count !== undefined) {
+             var changesetsCount = parseInt(_userDetails.changesets_count, 10) + 1; // #4283
 
-         var lowerBound = Math.cos((90 - threshold) * Math.PI / 180); // near right
+             tags.changesets_count = String(changesetsCount); // first 100 edits - new user
 
-         var upperBound = Math.cos(threshold * Math.PI / 180); // near straight
+             if (changesetsCount <= 100) {
+               var s;
+               s = corePreferences('walkthrough_completed');
 
-         for (var i = 0; i < points.length; i++) {
-           var a = points[(i - 1 + points.length) % points.length];
-           var origin = points[i];
-           var b = points[(i + 1) % points.length];
-           var dotp = geoVecNormalizedDot(a, b, origin);
-           var mag = Math.abs(dotp);
+               if (s) {
+                 tags['ideditor:walkthrough_completed'] = s;
+               }
 
-           if (mag > lowerBound && mag < upperBound) {
-             return false;
-           }
-         }
+               s = corePreferences('walkthrough_progress');
 
-         return true;
-       }
-       function selectMenuItem(context, operation) {
-         return context.container().select('.edit-menu .edit-menu-item-' + operation);
-       }
-       function transitionTime(point1, point2) {
-         var distance = geoSphericalDistance(point1, point2);
-         if (distance === 0) return 0;else if (distance < 80) return 500;else return 1000;
-       }
+               if (s) {
+                 tags['ideditor:walkthrough_progress'] = s;
+               }
 
-       function uiCurtain(containerNode) {
-         var surface = select(null),
-             tooltip = select(null),
-             darkness = select(null);
+               s = corePreferences('walkthrough_started');
 
-         function curtain(selection) {
-           surface = selection.append('svg').attr('class', 'curtain').style('top', 0).style('left', 0);
-           darkness = surface.append('path').attr('x', 0).attr('y', 0).attr('class', 'curtain-darkness');
-           select(window).on('resize.curtain', resize);
-           tooltip = selection.append('div').attr('class', 'tooltip');
-           tooltip.append('div').attr('class', 'popover-arrow');
-           tooltip.append('div').attr('class', 'popover-inner');
-           resize();
+               if (s) {
+                 tags['ideditor:walkthrough_started'] = s;
+               }
+             }
+           } else {
+             delete tags.changesets_count;
+           }
 
-           function resize() {
-             surface.attr('width', containerNode.clientWidth).attr('height', containerNode.clientHeight);
-             curtain.cut(darkness.datum());
+           if (!fastDeepEqual(context.changeset.tags, tags)) {
+             context.changeset = context.changeset.update({
+               tags: tags
+             });
            }
          }
-         /**
-          * Reveal cuts the curtain to highlight the given box,
-          * and shows a tooltip with instructions next to the box.
-          *
-          * @param  {String|ClientRect} [box]   box used to cut the curtain
-          * @param  {String}    [text]          text for a tooltip
-          * @param  {Object}    [options]
-          * @param  {string}    [options.tooltipClass]    optional class to add to the tooltip
-          * @param  {integer}   [options.duration]        transition time in milliseconds
-          * @param  {string}    [options.buttonText]      if set, create a button with this text label
-          * @param  {function}  [options.buttonCallback]  if set, the callback for the button
-          * @param  {function}  [options.padding]         extra margin in px to put around bbox
-          * @param  {String|ClientRect} [options.tooltipBox]  box for tooltip position, if different from box for the curtain
-          */
 
+         commit.reset = function () {
+           context.changeset = null;
+         };
 
-         curtain.reveal = function (box, html, options) {
-           options = options || {};
-
-           if (typeof box === 'string') {
-             box = select(box).node();
-           }
+         return utilRebind(commit, dispatch, 'on');
+       }
 
-           if (box && box.getBoundingClientRect) {
-             box = copyBox(box.getBoundingClientRect());
-             var containerRect = containerNode.getBoundingClientRect();
-             box.top -= containerRect.top;
-             box.left -= containerRect.left;
-           }
+       function uiConfirm(selection) {
+         var modalSelection = uiModal(selection);
+         modalSelection.select('.modal').classed('modal-alert', true);
+         var section = modalSelection.select('.content');
+         section.append('div').attr('class', 'modal-section header');
+         section.append('div').attr('class', 'modal-section message-text');
+         var buttons = section.append('div').attr('class', 'modal-section buttons cf');
 
-           if (box && options.padding) {
-             box.top -= options.padding;
-             box.left -= options.padding;
-             box.bottom += options.padding;
-             box.right += options.padding;
-             box.height += options.padding * 2;
-             box.width += options.padding * 2;
-           }
+         modalSelection.okButton = function () {
+           buttons.append('button').attr('class', 'button ok-button action').on('click.confirm', function () {
+             modalSelection.remove();
+           }).call(_t.append('confirm.okay')).node().focus();
+           return modalSelection;
+         };
 
-           var tooltipBox;
+         return modalSelection;
+       }
 
-           if (options.tooltipBox) {
-             tooltipBox = options.tooltipBox;
+       function uiConflicts(context) {
+         var dispatch = dispatch$8('cancel', 'save');
+         var keybinding = utilKeybinding('conflicts');
 
-             if (typeof tooltipBox === 'string') {
-               tooltipBox = select(tooltipBox).node();
-             }
+         var _origChanges;
 
-             if (tooltipBox && tooltipBox.getBoundingClientRect) {
-               tooltipBox = copyBox(tooltipBox.getBoundingClientRect());
-             }
-           } else {
-             tooltipBox = box;
-           }
+         var _conflictList;
 
-           if (tooltipBox && html) {
-             if (html.indexOf('**') !== -1) {
-               if (html.indexOf('<span') === 0) {
-                 html = html.replace(/^(<span.*?>)(.+?)(\*\*)/, '$1<span>$2</span>$3');
-               } else {
-                 html = html.replace(/^(.+?)(\*\*)/, '<span>$1</span>$2');
-               } // pseudo markdown bold text for the instruction section..
+         var _shownConflictIndex;
 
+         function keybindingOn() {
+           select(document).call(keybinding.on('⎋', cancel, true));
+         }
 
-               html = html.replace(/\*\*(.*?)\*\*/g, '<span class="instruction">$1</span>');
-             }
+         function keybindingOff() {
+           select(document).call(keybinding.unbind);
+         }
 
-             html = html.replace(/\*(.*?)\*/g, '<em>$1</em>'); // emphasis
+         function tryAgain() {
+           keybindingOff();
+           dispatch.call('save');
+         }
 
-             html = html.replace(/\{br\}/g, '<br/><br/>'); // linebreak
+         function cancel() {
+           keybindingOff();
+           dispatch.call('cancel');
+         }
 
-             if (options.buttonText && options.buttonCallback) {
-               html += '<div class="button-section">' + '<button href="#" class="button action">' + options.buttonText + '</button></div>';
-             }
+         function conflicts(selection) {
+           keybindingOn();
+           var headerEnter = selection.selectAll('.header').data([0]).enter().append('div').attr('class', 'header fillL');
+           headerEnter.append('button').attr('class', 'fr').attr('title', _t('icons.close')).on('click', cancel).call(svgIcon('#iD-icon-close'));
+           headerEnter.append('h2').call(_t.append('save.conflict.header'));
+           var bodyEnter = selection.selectAll('.body').data([0]).enter().append('div').attr('class', 'body fillL');
+           var conflictsHelpEnter = bodyEnter.append('div').attr('class', 'conflicts-help').call(_t.append('save.conflict.help')); // Download changes link
 
-             var classes = 'curtain-tooltip popover tooltip arrowed in ' + (options.tooltipClass || '');
-             tooltip.classed(classes, true).selectAll('.popover-inner').html(html);
+           var detected = utilDetect();
+           var changeset = new osmChangeset();
+           delete changeset.id; // Export without changeset_id
 
-             if (options.buttonText && options.buttonCallback) {
-               var button = tooltip.selectAll('.button-section .button.action');
-               button.on('click', function (d3_event) {
-                 d3_event.preventDefault();
-                 options.buttonCallback();
-               });
-             }
+           var data = JXON.stringify(changeset.osmChangeJXON(_origChanges));
+           var blob = new Blob([data], {
+             type: 'text/xml;charset=utf-8;'
+           });
+           var fileName = 'changes.osc';
+           var linkEnter = conflictsHelpEnter.selectAll('.download-changes').append('a').attr('class', 'download-changes');
 
-             var tip = copyBox(tooltip.node().getBoundingClientRect()),
-                 w = containerNode.clientWidth,
-                 h = containerNode.clientHeight,
-                 tooltipWidth = 200,
-                 tooltipArrow = 5,
-                 side,
-                 pos; // hack: this will have bottom placement,
-             // so need to reserve extra space for the tooltip illustration.
+           if (detected.download) {
+             // All except IE11 and Edge
+             linkEnter // download the data as a file
+             .attr('href', window.URL.createObjectURL(blob)).attr('download', fileName);
+           } else {
+             // IE11 and Edge
+             linkEnter // open data uri in a new tab
+             .attr('target', '_blank').on('click.download', function () {
+               navigator.msSaveBlob(blob, fileName);
+             });
+           }
 
-             if (options.tooltipClass === 'intro-mouse') {
-               tip.height += 80;
-             } // trim box dimensions to just the portion that fits in the container..
+           linkEnter.call(svgIcon('#iD-icon-load', 'inline')).append('span').call(_t.append('save.conflict.download_changes'));
+           bodyEnter.append('div').attr('class', 'conflict-container fillL3').call(showConflict, 0);
+           bodyEnter.append('div').attr('class', 'conflicts-done').attr('opacity', 0).style('display', 'none').call(_t.append('save.conflict.done'));
+           var buttonsEnter = bodyEnter.append('div').attr('class', 'buttons col12 joined conflicts-buttons');
+           buttonsEnter.append('button').attr('disabled', _conflictList.length > 1).attr('class', 'action conflicts-button col6').call(_t.append('save.title')).on('click.try_again', tryAgain);
+           buttonsEnter.append('button').attr('class', 'secondary-action conflicts-button col6').call(_t.append('confirm.cancel')).on('click.cancel', cancel);
+         }
 
+         function showConflict(selection, index) {
+           index = utilWrap(index, _conflictList.length);
+           _shownConflictIndex = index;
+           var parent = select(selection.node().parentNode); // enable save button if this is the last conflict being reviewed..
 
-             if (tooltipBox.top + tooltipBox.height > h) {
-               tooltipBox.height -= tooltipBox.top + tooltipBox.height - h;
-             }
+           if (index === _conflictList.length - 1) {
+             window.setTimeout(function () {
+               parent.select('.conflicts-button').attr('disabled', null);
+               parent.select('.conflicts-done').transition().attr('opacity', 1).style('display', 'block');
+             }, 250);
+           }
 
-             if (tooltipBox.left + tooltipBox.width > w) {
-               tooltipBox.width -= tooltipBox.left + tooltipBox.width - w;
-             } // determine tooltip placement..
+           var conflict = selection.selectAll('.conflict').data([_conflictList[index]]);
+           conflict.exit().remove();
+           var conflictEnter = conflict.enter().append('div').attr('class', 'conflict');
+           conflictEnter.append('h4').attr('class', 'conflict-count').call(_t.append('save.conflict.count', {
+             num: index + 1,
+             total: _conflictList.length
+           }));
+           conflictEnter.append('a').attr('class', 'conflict-description').attr('href', '#').text(function (d) {
+             return d.name;
+           }).on('click', function (d3_event, d) {
+             d3_event.preventDefault();
+             zoomToEntity(d.id);
+           });
+           var details = conflictEnter.append('div').attr('class', 'conflict-detail-container');
+           details.append('ul').attr('class', 'conflict-detail-list').selectAll('li').data(function (d) {
+             return d.details || [];
+           }).enter().append('li').attr('class', 'conflict-detail-item').html(function (d) {
+             return d;
+           });
+           details.append('div').attr('class', 'conflict-choices').call(addChoices);
+           details.append('div').attr('class', 'conflict-nav-buttons joined cf').selectAll('button').data(['previous', 'next']).enter().append('button').html(function (d) {
+             return _t.html('save.conflict.' + d);
+           }).attr('class', 'conflict-nav-button action col6').attr('disabled', function (d, i) {
+             return i === 0 && index === 0 || i === 1 && index === _conflictList.length - 1 || null;
+           }).on('click', function (d3_event, d) {
+             d3_event.preventDefault();
+             var container = parent.selectAll('.conflict-container');
+             var sign = d === 'previous' ? -1 : 1;
+             container.selectAll('.conflict').remove();
+             container.call(showConflict, index + sign);
+           });
+         }
 
+         function addChoices(selection) {
+           var choices = selection.append('ul').attr('class', 'layer-list').selectAll('li').data(function (d) {
+             return d.choices || [];
+           }); // enter
 
-             if (tooltipBox.top + tooltipBox.height < 100) {
-               // tooltip below box..
-               side = 'bottom';
-               pos = [tooltipBox.left + tooltipBox.width / 2 - tip.width / 2, tooltipBox.top + tooltipBox.height];
-             } else if (tooltipBox.top > h - 140) {
-               // tooltip above box..
-               side = 'top';
-               pos = [tooltipBox.left + tooltipBox.width / 2 - tip.width / 2, tooltipBox.top - tip.height];
-             } else {
-               // tooltip to the side of the tooltipBox..
-               var tipY = tooltipBox.top + tooltipBox.height / 2 - tip.height / 2;
+           var choicesEnter = choices.enter().append('li').attr('class', 'layer');
+           var labelEnter = choicesEnter.append('label');
+           labelEnter.append('input').attr('type', 'radio').attr('name', function (d) {
+             return d.id;
+           }).on('change', function (d3_event, d) {
+             var ul = this.parentNode.parentNode.parentNode;
+             ul.__data__.chosen = d.id;
+             choose(d3_event, ul, d);
+           });
+           labelEnter.append('span').text(function (d) {
+             return d.text;
+           }); // update
 
-               if (_mainLocalizer.textDirection() === 'rtl') {
-                 if (tooltipBox.left - tooltipWidth - tooltipArrow < 70) {
-                   side = 'right';
-                   pos = [tooltipBox.left + tooltipBox.width + tooltipArrow, tipY];
-                 } else {
-                   side = 'left';
-                   pos = [tooltipBox.left - tooltipWidth - tooltipArrow, tipY];
-                 }
-               } else {
-                 if (tooltipBox.left + tooltipBox.width + tooltipArrow + tooltipWidth > w - 70) {
-                   side = 'left';
-                   pos = [tooltipBox.left - tooltipWidth - tooltipArrow, tipY];
-                 } else {
-                   side = 'right';
-                   pos = [tooltipBox.left + tooltipBox.width + tooltipArrow, tipY];
-                 }
-               }
-             }
+           choicesEnter.merge(choices).each(function (d) {
+             var ul = this.parentNode;
 
-             if (options.duration !== 0 || !tooltip.classed(side)) {
-               tooltip.call(uiToggle(true));
+             if (ul.__data__.chosen === d.id) {
+               choose(null, ul, d);
              }
+           });
+         }
 
-             tooltip.style('top', pos[1] + 'px').style('left', pos[0] + 'px').attr('class', classes + ' ' + side); // shift popover-inner if it is very close to the top or bottom edge
-             // (doesn't affect the placement of the popover-arrow)
+         function choose(d3_event, ul, datum) {
+           if (d3_event) d3_event.preventDefault();
+           select(ul).selectAll('li').classed('active', function (d) {
+             return d === datum;
+           }).selectAll('input').property('checked', function (d) {
+             return d === datum;
+           });
+           var extent = geoExtent();
+           var entity;
+           entity = context.graph().hasEntity(datum.id);
+           if (entity) extent._extend(entity.extent(context.graph()));
+           datum.action();
+           entity = context.graph().hasEntity(datum.id);
+           if (entity) extent._extend(entity.extent(context.graph()));
+           zoomToEntity(datum.id, extent);
+         }
 
-             var shiftY = 0;
+         function zoomToEntity(id, extent) {
+           context.surface().selectAll('.hover').classed('hover', false);
+           var entity = context.graph().hasEntity(id);
 
-             if (side === 'left' || side === 'right') {
-               if (pos[1] < 60) {
-                 shiftY = 60 - pos[1];
-               } else if (pos[1] + tip.height > h - 100) {
-                 shiftY = h - pos[1] - tip.height - 100;
-               }
+           if (entity) {
+             if (extent) {
+               context.map().trimmedExtent(extent);
+             } else {
+               context.map().zoomToEase(entity);
              }
 
-             tooltip.selectAll('.popover-inner').style('top', shiftY + 'px');
-           } else {
-             tooltip.classed('in', false).call(uiToggle(false));
+             context.surface().selectAll(utilEntityOrMemberSelector([entity.id], context.graph())).classed('hover', true);
            }
+         } // The conflict list should be an array of objects like:
+         // {
+         //     id: id,
+         //     name: entityName(local),
+         //     details: merge.conflicts(),
+         //     chosen: 1,
+         //     choices: [
+         //         choice(id, keepMine, forceLocal),
+         //         choice(id, keepTheirs, forceRemote)
+         //     ]
+         // }
 
-           curtain.cut(box, options.duration);
-           return tooltip;
+
+         conflicts.conflictList = function (_) {
+           if (!arguments.length) return _conflictList;
+           _conflictList = _;
+           return conflicts;
          };
 
-         curtain.cut = function (datum, duration) {
-           darkness.datum(datum).interrupt();
-           var selection;
+         conflicts.origChanges = function (_) {
+           if (!arguments.length) return _origChanges;
+           _origChanges = _;
+           return conflicts;
+         };
 
-           if (duration === 0) {
-             selection = darkness;
-           } else {
-             selection = darkness.transition().duration(duration || 600).ease(linear$1);
+         conflicts.shownEntityIds = function () {
+           if (_conflictList && typeof _shownConflictIndex === 'number') {
+             return [_conflictList[_shownConflictIndex].id];
            }
 
-           selection.attr('d', function (d) {
-             var containerWidth = containerNode.clientWidth;
-             var containerHeight = containerNode.clientHeight;
-             var string = 'M 0,0 L 0,' + containerHeight + ' L ' + containerWidth + ',' + containerHeight + 'L' + containerWidth + ',0 Z';
-             if (!d) return string;
-             return string + 'M' + d.left + ',' + d.top + 'L' + d.left + ',' + (d.top + d.height) + 'L' + (d.left + d.width) + ',' + (d.top + d.height) + 'L' + (d.left + d.width) + ',' + d.top + 'Z';
-           });
+           return [];
          };
 
-         curtain.remove = function () {
-           surface.remove();
-           tooltip.remove();
-           select(window).on('resize.curtain', null);
-         }; // ClientRects are immutable, so copy them to an object,
-         // in case we need to trim the height/width.
+         return utilRebind(conflicts, dispatch, 'on');
+       }
 
+       function uiSectionEntityIssues(context) {
+         // Does the user prefer to expand the active issue?  Useful for viewing tag diff.
+         // Expand by default so first timers see it - #6408, #8143
+         var preference = corePreferences('entity-issues.reference.expanded');
 
-         function copyBox(src) {
-           return {
-             top: src.top,
-             right: src.right,
-             bottom: src.bottom,
-             left: src.left,
-             width: src.width,
-             height: src.height
-           };
-         }
+         var _expanded = preference === null ? true : preference === 'true';
 
-         return curtain;
-       }
+         var _entityIDs = [];
+         var _issues = [];
 
-       function uiIntroWelcome(context, reveal) {
-         var dispatch$1 = dispatch('done');
-         var chapter = {
-           title: 'intro.welcome.title'
-         };
+         var _activeIssueID;
 
-         function welcome() {
-           context.map().centerZoom([-85.63591, 41.94285], 19);
-           reveal('.intro-nav-wrap .chapter-welcome', helpHtml('intro.welcome.welcome'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: practice
+         var section = uiSection('entity-issues', context).shouldDisplay(function () {
+           return _issues.length > 0;
+         }).label(function () {
+           return _t.html('inspector.title_count', {
+             title: {
+               html: _t.html('issues.list_title')
+             },
+             count: _issues.length
            });
-         }
+         }).disclosureContent(renderDisclosureContent);
+         context.validator().on('validated.entity_issues', function () {
+           // Refresh on validated events
+           reloadIssues();
+           section.reRender();
+         }).on('focusedIssue.entity_issues', function (issue) {
+           makeActiveIssue(issue.id);
+         });
 
-         function practice() {
-           reveal('.intro-nav-wrap .chapter-welcome', helpHtml('intro.welcome.practice'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: words
+         function reloadIssues() {
+           _issues = context.validator().getSharedEntityIssues(_entityIDs, {
+             includeDisabledRules: true
            });
          }
 
-         function words() {
-           reveal('.intro-nav-wrap .chapter-welcome', helpHtml('intro.welcome.words'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: chapters
+         function makeActiveIssue(issueID) {
+           _activeIssueID = issueID;
+           section.selection().selectAll('.issue-container').classed('active', function (d) {
+             return d.id === _activeIssueID;
            });
          }
 
-         function chapters() {
-           dispatch$1.call('done');
-           reveal('.intro-nav-wrap .chapter-navigation', helpHtml('intro.welcome.chapters', {
-             next: _t('intro.navigation.title')
-           }));
-         }
-
-         chapter.enter = function () {
-           welcome();
-         };
+         function renderDisclosureContent(selection) {
+           selection.classed('grouped-items-area', true);
+           _activeIssueID = _issues.length > 0 ? _issues[0].id : null;
+           var containers = selection.selectAll('.issue-container').data(_issues, function (d) {
+             return d.key;
+           }); // Exit
 
-         chapter.exit = function () {
-           context.container().select('.curtain-tooltip.intro-mouse').selectAll('.counter').remove();
-         };
+           containers.exit().remove(); // Enter
 
-         chapter.restart = function () {
-           chapter.exit();
-           chapter.enter();
-         };
+           var containersEnter = containers.enter().append('div').attr('class', 'issue-container');
+           var itemsEnter = containersEnter.append('div').attr('class', function (d) {
+             return 'issue severity-' + d.severity;
+           }).on('mouseover.highlight', function (d3_event, d) {
+             // don't hover-highlight the selected entity
+             var ids = d.entityIds.filter(function (e) {
+               return _entityIDs.indexOf(e) === -1;
+             });
+             utilHighlightEntities(ids, true, context);
+           }).on('mouseout.highlight', function (d3_event, d) {
+             var ids = d.entityIds.filter(function (e) {
+               return _entityIDs.indexOf(e) === -1;
+             });
+             utilHighlightEntities(ids, false, context);
+           });
+           var labelsEnter = itemsEnter.append('div').attr('class', 'issue-label');
+           var textEnter = labelsEnter.append('button').attr('class', 'issue-text').on('click', function (d3_event, d) {
+             makeActiveIssue(d.id); // expand only the clicked item
 
-         return utilRebind(chapter, dispatch$1, 'on');
-       }
+             var extent = d.extent(context.graph());
 
-       function uiIntroNavigation(context, reveal) {
-         var dispatch$1 = dispatch('done');
-         var timeouts = [];
-         var hallId = 'n2061';
-         var townHall = [-85.63591, 41.94285];
-         var springStreetId = 'w397';
-         var springStreetEndId = 'n1834';
-         var springStreet = [-85.63582, 41.94255];
-         var onewayField = _mainPresetIndex.field('oneway');
-         var maxspeedField = _mainPresetIndex.field('maxspeed');
-         var chapter = {
-           title: 'intro.navigation.title'
-         };
+             if (extent) {
+               var setZoom = Math.max(context.map().zoom(), 19);
+               context.map().unobscuredCenterZoomEase(extent.center(), setZoom);
+             }
+           });
+           textEnter.each(function (d) {
+             var iconName = '#iD-icon-' + (d.severity === 'warning' ? 'alert' : 'error');
+             select(this).call(svgIcon(iconName, 'issue-icon'));
+           });
+           textEnter.append('span').attr('class', 'issue-message');
+           var infoButton = labelsEnter.append('button').attr('class', 'issue-info-button').attr('title', _t('icons.information')).call(svgIcon('#iD-icon-inspect'));
+           infoButton.on('click', function (d3_event) {
+             d3_event.stopPropagation();
+             d3_event.preventDefault();
+             this.blur(); // avoid keeping focus on the button - #4641
 
-         function timeout(f, t) {
-           timeouts.push(window.setTimeout(f, t));
-         }
+             var container = select(this.parentNode.parentNode.parentNode);
+             var info = container.selectAll('.issue-info');
+             var isExpanded = info.classed('expanded');
+             _expanded = !isExpanded;
+             corePreferences('entity-issues.reference.expanded', _expanded); // update preference
 
-         function eventCancel(d3_event) {
-           d3_event.stopPropagation();
-           d3_event.preventDefault();
-         }
+             if (isExpanded) {
+               info.transition().duration(200).style('max-height', '0px').style('opacity', '0').on('end', function () {
+                 info.classed('expanded', false);
+               });
+             } else {
+               info.classed('expanded', true).transition().duration(200).style('max-height', '200px').style('opacity', '1').on('end', function () {
+                 info.style('max-height', null);
+               });
+             }
+           });
+           itemsEnter.append('ul').attr('class', 'issue-fix-list');
+           containersEnter.append('div').attr('class', 'issue-info' + (_expanded ? ' expanded' : '')).style('max-height', _expanded ? null : '0').style('opacity', _expanded ? '1' : '0').each(function (d) {
+             if (typeof d.reference === 'function') {
+               select(this).call(d.reference);
+             } else {
+               select(this).call(_t.append('inspector.no_documentation_key'));
+             }
+           }); // Update
 
-         function isTownHallSelected() {
-           var ids = context.selectedIDs();
-           return ids.length === 1 && ids[0] === hallId;
-         }
+           containers = containers.merge(containersEnter).classed('active', function (d) {
+             return d.id === _activeIssueID;
+           });
+           containers.selectAll('.issue-message').html(function (d) {
+             return d.message(context);
+           }); // fixes
 
-         function dragMap() {
-           context.enter(modeBrowse(context));
-           context.history().reset('initial');
-           var msec = transitionTime(townHall, context.map().center());
+           var fixLists = containers.selectAll('.issue-fix-list');
+           var fixes = fixLists.selectAll('.issue-fix-item').data(function (d) {
+             return d.fixes ? d.fixes(context) : [];
+           }, function (fix) {
+             return fix.id;
+           });
+           fixes.exit().remove();
+           var fixesEnter = fixes.enter().append('li').attr('class', 'issue-fix-item');
+           var buttons = fixesEnter.append('button').on('click', function (d3_event, d) {
+             // not all fixes are actionable
+             if (select(this).attr('disabled') || !d.onClick) return; // Don't run another fix for this issue within a second of running one
+             // (Necessary for "Select a feature type" fix. Most fixes should only ever run once)
 
-           if (msec) {
-             reveal(null, null, {
-               duration: 0
-             });
-           }
+             if (d.issue.dateLastRanFix && new Date() - d.issue.dateLastRanFix < 1000) return;
+             d.issue.dateLastRanFix = new Date(); // remove hover-highlighting
 
-           context.map().centerZoomEase(townHall, 19, msec);
-           timeout(function () {
-             var centerStart = context.map().center();
-             var textId = context.lastPointerType() === 'mouse' ? 'drag' : 'drag_touch';
-             var dragString = helpHtml('intro.navigation.map_info') + '{br}' + helpHtml('intro.navigation.' + textId);
-             reveal('.surface', dragString);
-             context.map().on('drawn.intro', function () {
-               reveal('.surface', dragString, {
-                 duration: 0
-               });
-             });
-             context.map().on('move.intro', function () {
-               var centerNow = context.map().center();
+             utilHighlightEntities(d.issue.entityIds.concat(d.entityIds), false, context);
+             new Promise(function (resolve, reject) {
+               d.onClick(context, resolve, reject);
 
-               if (centerStart[0] !== centerNow[0] || centerStart[1] !== centerNow[1]) {
-                 context.map().on('move.intro', null);
-                 timeout(function () {
-                   continueTo(zoomMap);
-                 }, 3000);
+               if (d.onClick.length <= 1) {
+                 // if the fix doesn't take any completion parameters then consider it resolved
+                 resolve();
                }
+             }).then(function () {
+               // revalidate whenever the fix has finished running successfully
+               context.validator().validate();
              });
-           }, msec + 100);
+           }).on('mouseover.highlight', function (d3_event, d) {
+             utilHighlightEntities(d.entityIds, true, context);
+           }).on('mouseout.highlight', function (d3_event, d) {
+             utilHighlightEntities(d.entityIds, false, context);
+           });
+           buttons.each(function (d) {
+             var iconName = d.icon || 'iD-icon-wrench';
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             nextStep();
-           }
-         }
+             if (iconName.startsWith('maki')) {
+               iconName += '-15';
+             }
 
-         function zoomMap() {
-           var zoomStart = context.map().zoom();
-           var textId = context.lastPointerType() === 'mouse' ? 'zoom' : 'zoom_touch';
-           var zoomString = helpHtml('intro.navigation.' + textId);
-           reveal('.surface', zoomString);
-           context.map().on('drawn.intro', function () {
-             reveal('.surface', zoomString, {
-               duration: 0
-             });
+             select(this).call(svgIcon('#' + iconName, 'fix-icon'));
            });
-           context.map().on('move.intro', function () {
-             if (context.map().zoom() !== zoomStart) {
-               context.map().on('move.intro', null);
-               timeout(function () {
-                 continueTo(features);
-               }, 3000);
+           buttons.append('span').attr('class', 'fix-message').html(function (d) {
+             return d.title;
+           });
+           fixesEnter.merge(fixes).selectAll('button').classed('actionable', function (d) {
+             return d.onClick;
+           }).attr('disabled', function (d) {
+             return d.onClick ? null : 'true';
+           }).attr('title', function (d) {
+             if (d.disabledReason) {
+               return d.disabledReason;
              }
+
+             return null;
            });
+         }
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             nextStep();
+         section.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+
+           if (!_entityIDs || !val || !utilArrayIdentical(_entityIDs, val)) {
+             _entityIDs = val;
+             _activeIssueID = null;
+             reloadIssues();
            }
-         }
 
-         function features() {
-           var onClick = function onClick() {
-             continueTo(pointsLinesAreas);
-           };
+           return section;
+         };
 
-           reveal('.surface', helpHtml('intro.navigation.features'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: onClick
-           });
-           context.map().on('drawn.intro', function () {
-             reveal('.surface', helpHtml('intro.navigation.features'), {
-               duration: 0,
-               buttonText: _t.html('intro.ok'),
-               buttonCallback: onClick
-             });
-           });
+         return section;
+       }
 
-           function continueTo(nextStep) {
-             context.map().on('drawn.intro', null);
-             nextStep();
-           }
-         }
+       function uiPresetIcon() {
+         var _preset;
 
-         function pointsLinesAreas() {
-           var onClick = function onClick() {
-             continueTo(nodesWays);
-           };
+         var _geometry;
 
-           reveal('.surface', helpHtml('intro.navigation.points_lines_areas'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: onClick
-           });
-           context.map().on('drawn.intro', function () {
-             reveal('.surface', helpHtml('intro.navigation.points_lines_areas'), {
-               duration: 0,
-               buttonText: _t.html('intro.ok'),
-               buttonCallback: onClick
-             });
-           });
+         var _sizeClass = 'medium';
 
-           function continueTo(nextStep) {
-             context.map().on('drawn.intro', null);
-             nextStep();
-           }
+         function isSmall() {
+           return _sizeClass === 'small';
          }
 
-         function nodesWays() {
-           var onClick = function onClick() {
-             continueTo(clickTownHall);
-           };
-
-           reveal('.surface', helpHtml('intro.navigation.nodes_ways'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: onClick
-           });
-           context.map().on('drawn.intro', function () {
-             reveal('.surface', helpHtml('intro.navigation.nodes_ways'), {
-               duration: 0,
-               buttonText: _t.html('intro.ok'),
-               buttonCallback: onClick
-             });
-           });
+         function presetIcon(selection) {
+           selection.each(render);
+         }
 
-           function continueTo(nextStep) {
-             context.map().on('drawn.intro', null);
-             nextStep();
-           }
+         function getIcon(p, geom) {
+           if (isSmall() && p.isFallback && p.isFallback()) return 'iD-icon-' + p.id;
+           if (p.icon) return p.icon;
+           if (geom === 'line') return 'iD-other-line';
+           if (geom === 'vertex') return p.isFallback() ? '' : 'temaki-vertex';
+           if (isSmall() && geom === 'point') return '';
+           return 'maki-marker-stroked';
          }
 
-         function clickTownHall() {
-           context.enter(modeBrowse(context));
-           context.history().reset('initial');
-           var entity = context.hasEntity(hallId);
-           if (!entity) return;
-           reveal(null, null, {
-             duration: 0
-           });
-           context.map().centerZoomEase(entity.loc, 19, 500);
-           timeout(function () {
-             var entity = context.hasEntity(hallId);
-             if (!entity) return;
-             var box = pointBox(entity.loc, context);
-             var textId = context.lastPointerType() === 'mouse' ? 'click_townhall' : 'tap_townhall';
-             reveal(box, helpHtml('intro.navigation.' + textId));
-             context.map().on('move.intro drawn.intro', function () {
-               var entity = context.hasEntity(hallId);
-               if (!entity) return;
-               var box = pointBox(entity.loc, context);
-               reveal(box, helpHtml('intro.navigation.' + textId), {
-                 duration: 0
-               });
-             });
-             context.on('enter.intro', function () {
-               if (isTownHallSelected()) continueTo(selectedTownHall);
-             });
-           }, 550); // after centerZoomEase
+         function renderPointBorder(container, drawPoint) {
+           var pointBorder = container.selectAll('.preset-icon-point-border').data(drawPoint ? [0] : []);
+           pointBorder.exit().remove();
+           var pointBorderEnter = pointBorder.enter();
+           var w = 40;
+           var h = 40;
+           pointBorderEnter.append('svg').attr('class', 'preset-icon-fill preset-icon-point-border').attr('width', w).attr('height', h).attr('viewBox', "0 0 ".concat(w, " ").concat(h)).append('path').attr('transform', 'translate(11.5, 8)').attr('d', 'M 17,8 C 17,13 11,21 8.5,23.5 C 6,21 0,13 0,8 C 0,4 4,-0.5 8.5,-0.5 C 13,-0.5 17,4 17,8 z');
+           pointBorder = pointBorderEnter.merge(pointBorder);
+         }
 
-           context.history().on('change.intro', function () {
-             if (!context.hasEntity(hallId)) {
-               continueTo(clickTownHall);
-             }
-           });
+         function renderCategoryBorder(container, category) {
+           var categoryBorder = container.selectAll('.preset-icon-category-border').data(category ? [0] : []);
+           categoryBorder.exit().remove();
+           var categoryBorderEnter = categoryBorder.enter();
+           var d = 60;
+           var svgEnter = categoryBorderEnter.append('svg').attr('class', 'preset-icon-fill preset-icon-category-border').attr('width', d).attr('height', d).attr('viewBox', "0 0 ".concat(d, " ").concat(d));
+           svgEnter.append('path').attr('class', 'area').attr('d', 'M9.5,7.5 L25.5,7.5 L28.5,12.5 L49.5,12.5 C51.709139,12.5 53.5,14.290861 53.5,16.5 L53.5,43.5 C53.5,45.709139 51.709139,47.5 49.5,47.5 L10.5,47.5 C8.290861,47.5 6.5,45.709139 6.5,43.5 L6.5,12.5 L9.5,7.5 Z');
+           categoryBorder = categoryBorderEnter.merge(categoryBorder);
 
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             context.map().on('move.intro drawn.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
+           if (category) {
+             categoryBorder.selectAll('path').attr('class', "area ".concat(category.id));
            }
          }
 
-         function selectedTownHall() {
-           if (!isTownHallSelected()) return clickTownHall();
-           var entity = context.hasEntity(hallId);
-           if (!entity) return clickTownHall();
-           var box = pointBox(entity.loc, context);
-
-           var onClick = function onClick() {
-             continueTo(editorTownHall);
-           };
+         function renderCircleFill(container, drawVertex) {
+           var vertexFill = container.selectAll('.preset-icon-fill-vertex').data(drawVertex ? [0] : []);
+           vertexFill.exit().remove();
+           var vertexFillEnter = vertexFill.enter();
+           var w = 60;
+           var h = 60;
+           var d = 40;
+           vertexFillEnter.append('svg').attr('class', 'preset-icon-fill preset-icon-fill-vertex').attr('width', w).attr('height', h).attr('viewBox', "0 0 ".concat(w, " ").concat(h)).append('circle').attr('cx', w / 2).attr('cy', h / 2).attr('r', d / 2);
+           vertexFill = vertexFillEnter.merge(vertexFill);
+         }
 
-           reveal(box, helpHtml('intro.navigation.selected_townhall'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: onClick
-           });
-           context.map().on('move.intro drawn.intro', function () {
-             var entity = context.hasEntity(hallId);
-             if (!entity) return;
-             var box = pointBox(entity.loc, context);
-             reveal(box, helpHtml('intro.navigation.selected_townhall'), {
-               duration: 0,
-               buttonText: _t.html('intro.ok'),
-               buttonCallback: onClick
-             });
+         function renderSquareFill(container, drawArea, tagClasses) {
+           var fill = container.selectAll('.preset-icon-fill-area').data(drawArea ? [0] : []);
+           fill.exit().remove();
+           var fillEnter = fill.enter();
+           var d = isSmall() ? 40 : 60;
+           var w = d;
+           var h = d;
+           var l = d * 2 / 3;
+           var c1 = (w - l) / 2;
+           var c2 = c1 + l;
+           fillEnter = fillEnter.append('svg').attr('class', 'preset-icon-fill preset-icon-fill-area').attr('width', w).attr('height', h).attr('viewBox', "0 0 ".concat(w, " ").concat(h));
+           ['fill', 'stroke'].forEach(function (klass) {
+             fillEnter.append('path').attr('d', "M".concat(c1, " ").concat(c1, " L").concat(c1, " ").concat(c2, " L").concat(c2, " ").concat(c2, " L").concat(c2, " ").concat(c1, " Z")).attr('class', "area ".concat(klass));
            });
-           context.history().on('change.intro', function () {
-             if (!context.hasEntity(hallId)) {
-               continueTo(clickTownHall);
-             }
+           var rVertex = 2.5;
+           [[c1, c1], [c1, c2], [c2, c2], [c2, c1]].forEach(function (point) {
+             fillEnter.append('circle').attr('class', 'vertex').attr('cx', point[0]).attr('cy', point[1]).attr('r', rVertex);
            });
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
+           if (!isSmall()) {
+             var rMidpoint = 1.25;
+             [[c1, w / 2], [c2, w / 2], [h / 2, c1], [h / 2, c2]].forEach(function (point) {
+               fillEnter.append('circle').attr('class', 'midpoint').attr('cx', point[0]).attr('cy', point[1]).attr('r', rMidpoint);
+             });
            }
+
+           fill = fillEnter.merge(fill);
+           fill.selectAll('path.stroke').attr('class', "area stroke ".concat(tagClasses));
+           fill.selectAll('path.fill').attr('class', "area fill ".concat(tagClasses));
          }
 
-         function editorTownHall() {
-           if (!isTownHallSelected()) return clickTownHall(); // disallow scrolling
+         function renderLine(container, drawLine, tagClasses) {
+           var line = container.selectAll('.preset-icon-line').data(drawLine ? [0] : []);
+           line.exit().remove();
+           var lineEnter = line.enter();
+           var d = isSmall() ? 40 : 60; // draw the line parametrically
 
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+           var w = d;
+           var h = d;
+           var y = Math.round(d * 0.72);
+           var l = Math.round(d * 0.6);
+           var r = 2.5;
+           var x1 = (w - l) / 2;
+           var x2 = x1 + l;
+           lineEnter = lineEnter.append('svg').attr('class', 'preset-icon-line').attr('width', w).attr('height', h).attr('viewBox', "0 0 ".concat(w, " ").concat(h));
+           ['casing', 'stroke'].forEach(function (klass) {
+             lineEnter.append('path').attr('d', "M".concat(x1, " ").concat(y, " L").concat(x2, " ").concat(y)).attr('class', "line ".concat(klass));
+           });
+           [[x1 - 1, y], [x2 + 1, y]].forEach(function (point) {
+             lineEnter.append('circle').attr('class', 'vertex').attr('cx', point[0]).attr('cy', point[1]).attr('r', r);
+           });
+           line = lineEnter.merge(line);
+           line.selectAll('path.stroke').attr('class', "line stroke ".concat(tagClasses));
+           line.selectAll('path.casing').attr('class', "line casing ".concat(tagClasses));
+         }
 
-           var onClick = function onClick() {
-             continueTo(presetTownHall);
-           };
+         function renderRoute(container, drawRoute, p) {
+           var route = container.selectAll('.preset-icon-route').data(drawRoute ? [0] : []);
+           route.exit().remove();
+           var routeEnter = route.enter();
+           var d = isSmall() ? 40 : 60; // draw the route parametrically
 
-           reveal('.entity-editor-pane', helpHtml('intro.navigation.editor_townhall'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: onClick
+           var w = d;
+           var h = d;
+           var y1 = Math.round(d * 0.80);
+           var y2 = Math.round(d * 0.68);
+           var l = Math.round(d * 0.6);
+           var r = 2;
+           var x1 = (w - l) / 2;
+           var x2 = x1 + l / 3;
+           var x3 = x2 + l / 3;
+           var x4 = x3 + l / 3;
+           routeEnter = routeEnter.append('svg').attr('class', 'preset-icon-route').attr('width', w).attr('height', h).attr('viewBox', "0 0 ".concat(w, " ").concat(h));
+           ['casing', 'stroke'].forEach(function (klass) {
+             routeEnter.append('path').attr('d', "M".concat(x1, " ").concat(y1, " L").concat(x2, " ").concat(y2)).attr('class', "segment0 line ".concat(klass));
+             routeEnter.append('path').attr('d', "M".concat(x2, " ").concat(y2, " L").concat(x3, " ").concat(y1)).attr('class', "segment1 line ".concat(klass));
+             routeEnter.append('path').attr('d', "M".concat(x3, " ").concat(y1, " L").concat(x4, " ").concat(y2)).attr('class', "segment2 line ".concat(klass));
            });
-           context.on('exit.intro', function () {
-             continueTo(clickTownHall);
+           [[x1, y1], [x2, y2], [x3, y1], [x4, y2]].forEach(function (point) {
+             routeEnter.append('circle').attr('class', 'vertex').attr('cx', point[0]).attr('cy', point[1]).attr('r', r);
            });
-           context.history().on('change.intro', function () {
-             if (!context.hasEntity(hallId)) {
-               continueTo(clickTownHall);
+           route = routeEnter.merge(route);
+
+           if (drawRoute) {
+             var routeType = p.tags.type === 'waterway' ? 'waterway' : p.tags.route;
+             var segmentPresetIDs = routeSegments[routeType];
+
+             for (var i in segmentPresetIDs) {
+               var segmentPreset = _mainPresetIndex.item(segmentPresetIDs[i]);
+               var segmentTagClasses = svgTagClasses().getClassesString(segmentPreset.tags, '');
+               route.selectAll("path.stroke.segment".concat(i)).attr('class', "segment".concat(i, " line stroke ").concat(segmentTagClasses));
+               route.selectAll("path.casing.segment".concat(i)).attr('class', "segment".concat(i, " line casing ").concat(segmentTagClasses));
              }
-           });
+           }
+         }
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             context.history().on('change.intro', null);
-             context.container().select('.inspector-wrap').on('wheel.intro', null);
-             nextStep();
+         function renderSvgIcon(container, picon, geom, isFramed, category, tagClasses) {
+           var isMaki = picon && /^maki-/.test(picon);
+           var isTemaki = picon && /^temaki-/.test(picon);
+           var isFa = picon && /^fa[srb]-/.test(picon);
+           var isiDIcon = picon && !(isMaki || isTemaki || isFa);
+           var icon = container.selectAll('.preset-icon').data(picon ? [0] : []);
+           icon.exit().remove();
+           icon = icon.enter().append('div').attr('class', 'preset-icon').call(svgIcon('')).merge(icon);
+           icon.attr('class', 'preset-icon ' + (geom ? geom + '-geom' : '')).classed('category', category).classed('framed', isFramed).classed('preset-icon-iD', isiDIcon);
+           icon.selectAll('svg').attr('class', 'icon ' + picon + ' ' + (!isiDIcon && geom !== 'line' ? '' : tagClasses));
+           var suffix = '';
+
+           if (isMaki) {
+             suffix = isSmall() && geom === 'point' ? '-11' : '-15';
            }
+
+           icon.selectAll('use').attr('href', '#' + picon + suffix);
          }
 
-         function presetTownHall() {
-           if (!isTownHallSelected()) return clickTownHall(); // reset pane, in case user happened to change it..
+         function renderImageIcon(container, imageURL) {
+           var imageIcon = container.selectAll('img.image-icon').data(imageURL ? [0] : []);
+           imageIcon.exit().remove();
+           imageIcon = imageIcon.enter().append('img').attr('class', 'image-icon').on('load', function () {
+             return container.classed('showing-img', true);
+           }).on('error', function () {
+             return container.classed('showing-img', false);
+           }).merge(imageIcon);
+           imageIcon.attr('src', imageURL);
+         } // Route icons are drawn with a zigzag annotation underneath:
+         //     o   o
+         //    / \ /
+         //   o   o
+         // This dataset defines the styles that are used to draw the zigzag segments.
 
-           context.container().select('.inspector-wrap .panewrap').style('right', '0%'); // disallow scrolling
 
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel); // preset match, in case the user happened to change it.
+         var routeSegments = {
+           bicycle: ['highway/cycleway', 'highway/cycleway', 'highway/cycleway'],
+           bus: ['highway/unclassified', 'highway/secondary', 'highway/primary'],
+           trolleybus: ['highway/unclassified', 'highway/secondary', 'highway/primary'],
+           detour: ['highway/tertiary', 'highway/residential', 'highway/unclassified'],
+           ferry: ['route/ferry', 'route/ferry', 'route/ferry'],
+           foot: ['highway/footway', 'highway/footway', 'highway/footway'],
+           hiking: ['highway/path', 'highway/path', 'highway/path'],
+           horse: ['highway/bridleway', 'highway/bridleway', 'highway/bridleway'],
+           light_rail: ['railway/light_rail', 'railway/light_rail', 'railway/light_rail'],
+           monorail: ['railway/monorail', 'railway/monorail', 'railway/monorail'],
+           mtb: ['highway/path', 'highway/track', 'highway/bridleway'],
+           pipeline: ['man_made/pipeline', 'man_made/pipeline', 'man_made/pipeline'],
+           piste: ['piste/downhill', 'piste/hike', 'piste/nordic'],
+           power: ['power/line', 'power/line', 'power/line'],
+           road: ['highway/secondary', 'highway/primary', 'highway/trunk'],
+           subway: ['railway/subway', 'railway/subway', 'railway/subway'],
+           train: ['railway/rail', 'railway/rail', 'railway/rail'],
+           tram: ['railway/tram', 'railway/tram', 'railway/tram'],
+           waterway: ['waterway/stream', 'waterway/stream', 'waterway/stream']
+         };
 
-           var entity = context.entity(context.selectedIDs()[0]);
-           var preset = _mainPresetIndex.match(entity, context.graph());
+         function render() {
+           var p = _preset.apply(this, arguments);
 
-           var onClick = function onClick() {
-             continueTo(fieldsTownHall);
-           };
+           var geom = _geometry ? _geometry.apply(this, arguments) : null;
 
-           reveal('.entity-editor-pane .section-feature-type', helpHtml('intro.navigation.preset_townhall', {
-             preset: preset.name()
-           }), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: onClick
-           });
-           context.on('exit.intro', function () {
-             continueTo(clickTownHall);
-           });
-           context.history().on('change.intro', function () {
-             if (!context.hasEntity(hallId)) {
-               continueTo(clickTownHall);
-             }
-           });
+           if (geom === 'relation' && p.tags && (p.tags.type === 'route' && p.tags.route && routeSegments[p.tags.route] || p.tags.type === 'waterway')) {
+             geom = 'route';
+           }
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             context.history().on('change.intro', null);
-             context.container().select('.inspector-wrap').on('wheel.intro', null);
-             nextStep();
+           var showThirdPartyIcons = corePreferences('preferences.privacy.thirdpartyicons') || 'true';
+           var isFallback = isSmall() && p.isFallback && p.isFallback();
+           var imageURL = showThirdPartyIcons === 'true' && p.imageURL;
+           var picon = getIcon(p, geom);
+           var isCategory = !p.setTags;
+           var drawPoint = picon && geom === 'point' && isSmall() && !isFallback;
+           var drawVertex = picon !== null && geom === 'vertex' && (!isSmall() || !isFallback);
+           var drawLine = picon && geom === 'line' && !isFallback && !isCategory;
+           var drawArea = picon && geom === 'area' && !isFallback && !isCategory;
+           var drawRoute = picon && geom === 'route';
+           var isFramed = drawVertex || drawArea || drawLine || drawRoute || isCategory;
+           var tags = !isCategory ? p.setTags({}, geom) : {};
+
+           for (var k in tags) {
+             if (tags[k] === '*') {
+               tags[k] = 'yes';
+             }
            }
+
+           var tagClasses = svgTagClasses().getClassesString(tags, '');
+           var selection = select(this);
+           var container = selection.selectAll('.preset-icon-container').data([0]);
+           container = container.enter().append('div').attr('class', "preset-icon-container ".concat(_sizeClass)).merge(container);
+           container.classed('showing-img', !!imageURL).classed('fallback', isFallback);
+           renderCategoryBorder(container, isCategory && p);
+           renderPointBorder(container, drawPoint);
+           renderCircleFill(container, drawVertex);
+           renderSquareFill(container, drawArea, tagClasses);
+           renderLine(container, drawLine, tagClasses);
+           renderRoute(container, drawRoute, p);
+           renderSvgIcon(container, picon, geom, isFramed, isCategory, tagClasses);
+           renderImageIcon(container, imageURL);
          }
 
-         function fieldsTownHall() {
-           if (!isTownHallSelected()) return clickTownHall(); // reset pane, in case user happened to change it..
+         presetIcon.preset = function (val) {
+           if (!arguments.length) return _preset;
+           _preset = utilFunctor(val);
+           return presetIcon;
+         };
 
-           context.container().select('.inspector-wrap .panewrap').style('right', '0%'); // disallow scrolling
+         presetIcon.geometry = function (val) {
+           if (!arguments.length) return _geometry;
+           _geometry = utilFunctor(val);
+           return presetIcon;
+         };
 
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
+         presetIcon.sizeClass = function (val) {
+           if (!arguments.length) return _sizeClass;
+           _sizeClass = val;
+           return presetIcon;
+         };
 
-           var onClick = function onClick() {
-             continueTo(closeTownHall);
-           };
+         return presetIcon;
+       }
 
-           reveal('.entity-editor-pane .section-preset-fields', helpHtml('intro.navigation.fields_townhall'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: onClick
-           });
-           context.on('exit.intro', function () {
-             continueTo(clickTownHall);
-           });
-           context.history().on('change.intro', function () {
-             if (!context.hasEntity(hallId)) {
-               continueTo(clickTownHall);
-             }
-           });
+       function uiSectionFeatureType(context) {
+         var dispatch = dispatch$8('choose');
+         var _entityIDs = [];
+         var _presets = [];
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             context.history().on('change.intro', null);
-             context.container().select('.inspector-wrap').on('wheel.intro', null);
-             nextStep();
+         var _tagReference;
+
+         var section = uiSection('feature-type', context).label(_t.html('inspector.feature_type')).disclosureContent(renderDisclosureContent);
+
+         function renderDisclosureContent(selection) {
+           selection.classed('preset-list-item', true);
+           selection.classed('mixed-types', _presets.length > 1);
+           var presetButtonWrap = selection.selectAll('.preset-list-button-wrap').data([0]).enter().append('div').attr('class', 'preset-list-button-wrap');
+           var presetButton = presetButtonWrap.append('button').attr('class', 'preset-list-button preset-reset').call(uiTooltip().title(_t.html('inspector.back_tooltip')).placement('bottom'));
+           presetButton.append('div').attr('class', 'preset-icon-container');
+           presetButton.append('div').attr('class', 'label').append('div').attr('class', 'label-inner');
+           presetButtonWrap.append('div').attr('class', 'accessory-buttons');
+           var tagReferenceBodyWrap = selection.selectAll('.tag-reference-body-wrap').data([0]);
+           tagReferenceBodyWrap = tagReferenceBodyWrap.enter().append('div').attr('class', 'tag-reference-body-wrap').merge(tagReferenceBodyWrap); // update header
+
+           if (_tagReference) {
+             selection.selectAll('.preset-list-button-wrap .accessory-buttons').style('display', _presets.length === 1 ? null : 'none').call(_tagReference.button);
+             tagReferenceBodyWrap.style('display', _presets.length === 1 ? null : 'none').call(_tagReference.body);
            }
-         }
 
-         function closeTownHall() {
-           if (!isTownHallSelected()) return clickTownHall();
-           var selector = '.entity-editor-pane button.close svg use';
-           var href = select(selector).attr('href') || '#iD-icon-close';
-           reveal('.entity-editor-pane', helpHtml('intro.navigation.close_townhall', {
-             button: icon(href, 'inline')
-           }));
-           context.on('exit.intro', function () {
-             continueTo(searchStreet);
+           selection.selectAll('.preset-reset').on('click', function () {
+             dispatch.call('choose', this, _presets);
+           }).on('pointerdown pointerup mousedown mouseup', function (d3_event) {
+             d3_event.preventDefault();
+             d3_event.stopPropagation();
            });
-           context.history().on('change.intro', function () {
-             // update the close icon in the tooltip if the user edits something.
-             var selector = '.entity-editor-pane button.close svg use';
-             var href = select(selector).attr('href') || '#iD-icon-close';
-             reveal('.entity-editor-pane', helpHtml('intro.navigation.close_townhall', {
-               button: icon(href, 'inline')
-             }), {
-               duration: 0
-             });
+           var geometries = entityGeometries();
+           selection.select('.preset-list-item button').call(uiPresetIcon().geometry(_presets.length === 1 ? geometries.length === 1 && geometries[0] : null).preset(_presets.length === 1 ? _presets[0] : _mainPresetIndex.item('point')));
+           var names = _presets.length === 1 ? [_presets[0].nameLabel(), _presets[0].subtitleLabel()].filter(Boolean) : [_t('inspector.multiple_types')];
+           var label = selection.select('.label-inner');
+           var nameparts = label.selectAll('.namepart').data(names, function (d) {
+             return d;
+           });
+           nameparts.exit().remove();
+           nameparts.enter().append('div').attr('class', 'namepart').html(function (d) {
+             return d;
            });
-
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
-           }
          }
 
-         function searchStreet() {
-           context.enter(modeBrowse(context));
-           context.history().reset('initial'); // ensure spring street exists
+         section.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           return section;
+         };
 
-           var msec = transitionTime(springStreet, context.map().center());
+         section.presets = function (val) {
+           if (!arguments.length) return _presets; // don't reload the same preset
 
-           if (msec) {
-             reveal(null, null, {
-               duration: 0
-             });
+           if (!utilArrayIdentical(val, _presets)) {
+             _presets = val;
+
+             if (_presets.length === 1) {
+               _tagReference = uiTagReference(_presets[0].reference()).showing(false);
+             }
            }
 
-           context.map().centerZoomEase(springStreet, 19, msec); // ..and user can see it
+           return section;
+         };
 
-           timeout(function () {
-             reveal('.search-header input', helpHtml('intro.navigation.search_street', {
-               name: _t('intro.graph.name.spring-street')
-             }));
-             context.container().select('.search-header input').on('keyup.intro', checkSearchResult);
-           }, msec + 100);
+         function entityGeometries() {
+           var counts = {};
+
+           for (var i in _entityIDs) {
+             var geometry = context.graph().geometry(_entityIDs[i]);
+             if (!counts[geometry]) counts[geometry] = 0;
+             counts[geometry] += 1;
+           }
+
+           return Object.keys(counts).sort(function (geom1, geom2) {
+             return counts[geom2] - counts[geom1];
+           });
          }
 
-         function checkSearchResult() {
-           var first = context.container().select('.feature-list-item:nth-child(0n+2)'); // skip "No Results" item
+         return utilRebind(section, dispatch, 'on');
+       }
 
-           var firstName = first.select('.entity-name');
-           var name = _t('intro.graph.name.spring-street');
+       function uiSectionPresetFields(context) {
+         var section = uiSection('preset-fields', context).label(_t.html('inspector.fields')).disclosureContent(renderDisclosureContent);
+         var dispatch = dispatch$8('change', 'revert');
+         var formFields = uiFormFields(context);
 
-           if (!firstName.empty() && firstName.html() === name) {
-             reveal(first.node(), helpHtml('intro.navigation.choose_street', {
-               name: name
-             }), {
-               duration: 300
-             });
-             context.on('exit.intro', function () {
-               continueTo(selectedStreet);
-             });
-             context.container().select('.search-header input').on('keydown.intro', eventCancel, true).on('keyup.intro', null);
-           }
+         var _state;
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             context.container().select('.search-header input').on('keydown.intro', null).on('keyup.intro', null);
-             nextStep();
-           }
-         }
+         var _fieldsArr;
 
-         function selectedStreet() {
-           if (!context.hasEntity(springStreetEndId) || !context.hasEntity(springStreetId)) {
-             return searchStreet();
-           }
+         var _presets = [];
 
-           var onClick = function onClick() {
-             continueTo(editorStreet);
-           };
+         var _tags;
 
-           var entity = context.entity(springStreetEndId);
-           var box = pointBox(entity.loc, context);
-           box.height = 500;
-           reveal(box, helpHtml('intro.navigation.selected_street', {
-             name: _t('intro.graph.name.spring-street')
-           }), {
-             duration: 600,
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: onClick
-           });
-           timeout(function () {
-             context.map().on('move.intro drawn.intro', function () {
-               var entity = context.hasEntity(springStreetEndId);
-               if (!entity) return;
-               var box = pointBox(entity.loc, context);
-               box.height = 500;
-               reveal(box, helpHtml('intro.navigation.selected_street', {
-                 name: _t('intro.graph.name.spring-street')
-               }), {
-                 duration: 0,
-                 buttonText: _t.html('intro.ok'),
-                 buttonCallback: onClick
-               });
-             });
-           }, 600); // after reveal.
+         var _entityIDs;
 
-           context.on('enter.intro', function (mode) {
-             if (!context.hasEntity(springStreetId)) {
-               return continueTo(searchStreet);
-             }
+         function renderDisclosureContent(selection) {
+           if (!_fieldsArr) {
+             var graph = context.graph();
+             var geometries = Object.keys(_entityIDs.reduce(function (geoms, entityID) {
+               geoms[graph.entity(entityID).geometry(graph)] = true;
+               return geoms;
+             }, {}));
+             var presetsManager = _mainPresetIndex;
+             var allFields = [];
+             var allMoreFields = [];
+             var sharedTotalFields;
 
-             var ids = context.selectedIDs();
+             _presets.forEach(function (preset) {
+               var fields = preset.fields();
+               var moreFields = preset.moreFields();
+               allFields = utilArrayUnion(allFields, fields);
+               allMoreFields = utilArrayUnion(allMoreFields, moreFields);
 
-             if (mode.id !== 'select' || !ids.length || ids[0] !== springStreetId) {
-               // keep Spring Street selected..
-               context.enter(modeSelect(context, [springStreetId]));
-             }
-           });
-           context.history().on('change.intro', function () {
-             if (!context.hasEntity(springStreetEndId) || !context.hasEntity(springStreetId)) {
-               timeout(function () {
-                 continueTo(searchStreet);
-               }, 300); // after any transition (e.g. if user deleted intersection)
-             }
-           });
+               if (!sharedTotalFields) {
+                 sharedTotalFields = utilArrayUnion(fields, moreFields);
+               } else {
+                 sharedTotalFields = sharedTotalFields.filter(function (field) {
+                   return fields.indexOf(field) !== -1 || moreFields.indexOf(field) !== -1;
+                 });
+               }
+             });
+
+             var sharedFields = allFields.filter(function (field) {
+               return sharedTotalFields.indexOf(field) !== -1;
+             });
+             var sharedMoreFields = allMoreFields.filter(function (field) {
+               return sharedTotalFields.indexOf(field) !== -1;
+             });
+             _fieldsArr = [];
+             sharedFields.forEach(function (field) {
+               if (field.matchAllGeometry(geometries)) {
+                 _fieldsArr.push(uiField(context, field, _entityIDs));
+               }
+             });
+             var singularEntity = _entityIDs.length === 1 && graph.hasEntity(_entityIDs[0]);
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
-           }
-         }
+             if (singularEntity && singularEntity.isHighwayIntersection(graph) && presetsManager.field('restrictions')) {
+               _fieldsArr.push(uiField(context, presetsManager.field('restrictions'), _entityIDs));
+             }
 
-         function editorStreet() {
-           var selector = '.entity-editor-pane button.close svg use';
-           var href = select(selector).attr('href') || '#iD-icon-close';
-           reveal('.entity-editor-pane', helpHtml('intro.navigation.street_different_fields') + '{br}' + helpHtml('intro.navigation.editor_street', {
-             button: icon(href, 'inline'),
-             field1: onewayField.label(),
-             field2: maxspeedField.label()
-           }));
-           context.on('exit.intro', function () {
-             continueTo(play);
-           });
-           context.history().on('change.intro', function () {
-             // update the close icon in the tooltip if the user edits something.
-             var selector = '.entity-editor-pane button.close svg use';
-             var href = select(selector).attr('href') || '#iD-icon-close';
-             reveal('.entity-editor-pane', helpHtml('intro.navigation.street_different_fields') + '{br}' + helpHtml('intro.navigation.editor_street', {
-               button: icon(href, 'inline'),
-               field1: onewayField.label(),
-               field2: maxspeedField.label()
-             }), {
-               duration: 0
+             var additionalFields = utilArrayUnion(sharedMoreFields, presetsManager.universal());
+             additionalFields.sort(function (field1, field2) {
+               return field1.label().localeCompare(field2.label(), _mainLocalizer.localeCode());
+             });
+             additionalFields.forEach(function (field) {
+               if (sharedFields.indexOf(field) === -1 && field.matchAllGeometry(geometries)) {
+                 _fieldsArr.push(uiField(context, field, _entityIDs, {
+                   show: false
+                 }));
+               }
              });
-           });
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
+             _fieldsArr.forEach(function (field) {
+               field.on('change', function (t, onInput) {
+                 dispatch.call('change', field, _entityIDs, t, onInput);
+               }).on('revert', function (keys) {
+                 dispatch.call('revert', field, keys);
+               });
+             });
            }
-         }
 
-         function play() {
-           dispatch$1.call('done');
-           reveal('.ideditor', helpHtml('intro.navigation.play', {
-             next: _t('intro.points.title')
-           }), {
-             tooltipBox: '.intro-nav-wrap .chapter-point',
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               reveal('.ideditor');
+           _fieldsArr.forEach(function (field) {
+             field.state(_state).tags(_tags);
+           });
+
+           selection.call(formFields.fieldsArr(_fieldsArr).state(_state).klass('grouped-items-area'));
+           selection.selectAll('.wrap-form-field input').on('keydown', function (d3_event) {
+             // if user presses enter, and combobox is not active, accept edits..
+             if (d3_event.keyCode === 13 && // ↩ Return
+             context.container().select('.combobox').empty()) {
+               context.enter(modeBrowse(context));
              }
            });
          }
 
-         chapter.enter = function () {
-           dragMap();
-         };
+         section.presets = function (val) {
+           if (!arguments.length) return _presets;
 
-         chapter.exit = function () {
-           timeouts.forEach(window.clearTimeout);
-           context.on('enter.intro exit.intro', null);
-           context.map().on('move.intro drawn.intro', null);
-           context.history().on('change.intro', null);
-           context.container().select('.inspector-wrap').on('wheel.intro', null);
-           context.container().select('.search-header input').on('keydown.intro keyup.intro', null);
-         };
+           if (!_presets || !val || !utilArrayIdentical(_presets, val)) {
+             _presets = val;
+             _fieldsArr = null;
+           }
 
-         chapter.restart = function () {
-           chapter.exit();
-           chapter.enter();
+           return section;
          };
 
-         return utilRebind(chapter, dispatch$1, 'on');
-       }
-
-       function uiIntroPoint(context, reveal) {
-         var dispatch$1 = dispatch('done');
-         var timeouts = [];
-         var intersection = [-85.63279, 41.94394];
-         var building = [-85.632422, 41.944045];
-         var cafePreset = _mainPresetIndex.item('amenity/cafe');
-         var _pointID = null;
-         var chapter = {
-           title: 'intro.points.title'
+         section.state = function (val) {
+           if (!arguments.length) return _state;
+           _state = val;
+           return section;
          };
 
-         function timeout(f, t) {
-           timeouts.push(window.setTimeout(f, t));
-         }
+         section.tags = function (val) {
+           if (!arguments.length) return _tags;
+           _tags = val; // Don't reset _fieldsArr here.
 
-         function eventCancel(d3_event) {
-           d3_event.stopPropagation();
-           d3_event.preventDefault();
-         }
+           return section;
+         };
 
-         function addPoint() {
-           context.enter(modeBrowse(context));
-           context.history().reset('initial');
-           var msec = transitionTime(intersection, context.map().center());
+         section.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
 
-           if (msec) {
-             reveal(null, null, {
-               duration: 0
-             });
+           if (!val || !_entityIDs || !utilArrayIdentical(_entityIDs, val)) {
+             _entityIDs = val;
+             _fieldsArr = null;
            }
 
-           context.map().centerZoomEase(intersection, 19, msec);
-           timeout(function () {
-             var tooltip = reveal('button.add-point', helpHtml('intro.points.points_info') + '{br}' + helpHtml('intro.points.add_point'));
-             _pointID = null;
-             tooltip.selectAll('.popover-inner').insert('svg', 'span').attr('class', 'tooltip-illustration').append('use').attr('xlink:href', '#iD-graphic-points');
-             context.on('enter.intro', function (mode) {
-               if (mode.id !== 'add-point') return;
-               continueTo(placePoint);
-             });
-           }, msec + 100);
-
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             nextStep();
-           }
-         }
+           return section;
+         };
 
-         function placePoint() {
-           if (context.mode().id !== 'add-point') {
-             return chapter.restart();
-           }
+         return utilRebind(section, dispatch, 'on');
+       }
 
-           var pointBox = pad(building, 150, context);
-           var textId = context.lastPointerType() === 'mouse' ? 'place_point' : 'place_point_touch';
-           reveal(pointBox, helpHtml('intro.points.' + textId));
-           context.map().on('move.intro drawn.intro', function () {
-             pointBox = pad(building, 150, context);
-             reveal(pointBox, helpHtml('intro.points.' + textId), {
-               duration: 0
-             });
-           });
-           context.on('enter.intro', function (mode) {
-             if (mode.id !== 'select') return chapter.restart();
-             _pointID = context.mode().selectedIDs()[0];
-             continueTo(searchPreset);
+       function uiSectionRawMemberEditor(context) {
+         var section = uiSection('raw-member-editor', context).shouldDisplay(function () {
+           if (!_entityIDs || _entityIDs.length !== 1) return false;
+           var entity = context.hasEntity(_entityIDs[0]);
+           return entity && entity.type === 'relation';
+         }).label(function () {
+           var entity = context.hasEntity(_entityIDs[0]);
+           if (!entity) return '';
+           var gt = entity.members.length > _maxMembers ? '>' : '';
+           var count = gt + entity.members.slice(0, _maxMembers).length;
+           return _t.html('inspector.title_count', {
+             title: {
+               html: _t.html('inspector.members')
+             },
+             count: count
            });
+         }).disclosureContent(renderDisclosureContent);
+         var taginfo = services.taginfo;
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
-           }
-         }
+         var _entityIDs;
 
-         function searchPreset() {
-           if (context.mode().id !== 'select' || !_pointID || !context.hasEntity(_pointID)) {
-             return addPoint();
-           } // disallow scrolling
+         var _maxMembers = 1000;
 
+         function downloadMember(d3_event, d) {
+           d3_event.preventDefault(); // display the loading indicator
 
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-           context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
-           reveal('.preset-search-input', helpHtml('intro.points.search_cafe', {
-             preset: cafePreset.name()
-           }));
-           context.on('enter.intro', function (mode) {
-             if (!_pointID || !context.hasEntity(_pointID)) {
-               return continueTo(addPoint);
-             }
+           select(this.parentNode).classed('tag-reference-loading', true);
+           context.loadEntity(d.id, function () {
+             section.reRender();
+           });
+         }
 
-             var ids = context.selectedIDs();
+         function zoomToMember(d3_event, d) {
+           d3_event.preventDefault();
+           var entity = context.entity(d.id);
+           context.map().zoomToEase(entity); // highlight the feature in case it wasn't previously on-screen
 
-             if (mode.id !== 'select' || !ids.length || ids[0] !== _pointID) {
-               // keep the user's point selected..
-               context.enter(modeSelect(context, [_pointID])); // disallow scrolling
+           utilHighlightEntities([d.id], true, context);
+         }
 
-               context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-               context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
-               reveal('.preset-search-input', helpHtml('intro.points.search_cafe', {
-                 preset: cafePreset.name()
-               }));
-               context.history().on('change.intro', null);
-             }
-           });
+         function selectMember(d3_event, d) {
+           d3_event.preventDefault(); // remove the hover-highlight styling
 
-           function checkPresetSearch() {
-             var first = context.container().select('.preset-list-item:first-child');
+           utilHighlightEntities([d.id], false, context);
+           var entity = context.entity(d.id);
+           var mapExtent = context.map().extent();
 
-             if (first.classed('preset-amenity-cafe')) {
-               context.container().select('.preset-search-input').on('keydown.intro', eventCancel, true).on('keyup.intro', null);
-               reveal(first.select('.preset-list-button').node(), helpHtml('intro.points.choose_cafe', {
-                 preset: cafePreset.name()
-               }), {
-                 duration: 300
-               });
-               context.history().on('change.intro', function () {
-                 continueTo(aboutFeatureEditor);
-               });
-             }
+           if (!entity.intersects(mapExtent, context.graph())) {
+             // zoom to the entity if its extent is not visible now
+             context.map().zoomToEase(entity);
            }
 
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             context.history().on('change.intro', null);
-             context.container().select('.inspector-wrap').on('wheel.intro', null);
-             context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
-             nextStep();
-           }
+           context.enter(modeSelect(context, [d.id]));
          }
 
-         function aboutFeatureEditor() {
-           if (context.mode().id !== 'select' || !_pointID || !context.hasEntity(_pointID)) {
-             return addPoint();
-           }
-
-           timeout(function () {
-             reveal('.entity-editor-pane', helpHtml('intro.points.feature_editor'), {
-               tooltipClass: 'intro-points-describe',
-               buttonText: _t.html('intro.ok'),
-               buttonCallback: function buttonCallback() {
-                 continueTo(addName);
-               }
-             });
-           }, 400);
-           context.on('exit.intro', function () {
-             // if user leaves select mode here, just continue with the tutorial.
-             continueTo(reselectPoint);
-           });
+         function changeRole(d3_event, d) {
+           var oldRole = d.role;
+           var newRole = context.cleanRelationRole(select(this).property('value'));
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             nextStep();
+           if (oldRole !== newRole) {
+             var member = {
+               id: d.id,
+               type: d.type,
+               role: newRole
+             };
+             context.perform(actionChangeMember(d.relation.id, member, d.index), _t('operations.change_role.annotation', {
+               n: 1
+             }));
+             context.validator().validate();
            }
          }
 
-         function addName() {
-           if (context.mode().id !== 'select' || !_pointID || !context.hasEntity(_pointID)) {
-             return addPoint();
-           } // reset pane, in case user happened to change it..
+         function deleteMember(d3_event, d) {
+           // remove the hover-highlight styling
+           utilHighlightEntities([d.id], false, context);
+           context.perform(actionDeleteMember(d.relation.id, d.index), _t('operations.delete_member.annotation', {
+             n: 1
+           }));
 
+           if (!context.hasEntity(d.relation.id)) {
+             // Removing the last member will also delete the relation.
+             // If this happens we need to exit the selection mode
+             context.enter(modeBrowse(context));
+           } else {
+             // Changing the mode also runs `validate`, but otherwise we need to
+             // rerun it manually
+             context.validator().validate();
+           }
+         }
 
-           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
-           var addNameString = helpHtml('intro.points.fields_info') + '{br}' + helpHtml('intro.points.add_name');
-           timeout(function () {
-             // It's possible for the user to add a name in a previous step..
-             // If so, don't tell them to add the name in this step.
-             // Give them an OK button instead.
-             var entity = context.entity(_pointID);
+         function renderDisclosureContent(selection) {
+           var entityID = _entityIDs[0];
+           var memberships = [];
+           var entity = context.entity(entityID);
+           entity.members.slice(0, _maxMembers).forEach(function (member, index) {
+             memberships.push({
+               index: index,
+               id: member.id,
+               type: member.type,
+               role: member.role,
+               relation: entity,
+               member: context.hasEntity(member.id),
+               domId: utilUniqueDomId(entityID + '-member-' + index)
+             });
+           });
+           var list = selection.selectAll('.member-list').data([0]);
+           list = list.enter().append('ul').attr('class', 'member-list').merge(list);
+           var items = list.selectAll('li').data(memberships, function (d) {
+             return osmEntity.key(d.relation) + ',' + d.index + ',' + (d.member ? osmEntity.key(d.member) : 'incomplete');
+           });
+           items.exit().each(unbind).remove();
+           var itemsEnter = items.enter().append('li').attr('class', 'member-row form-field').classed('member-incomplete', function (d) {
+             return !d.member;
+           });
+           itemsEnter.each(function (d) {
+             var item = select(this);
+             var label = item.append('label').attr('class', 'field-label').attr('for', d.domId);
 
-             if (entity.tags.name) {
-               var tooltip = reveal('.entity-editor-pane', addNameString, {
-                 tooltipClass: 'intro-points-describe',
-                 buttonText: _t.html('intro.ok'),
-                 buttonCallback: function buttonCallback() {
-                   continueTo(addCloseEditor);
-                 }
+             if (d.member) {
+               // highlight the member feature in the map while hovering on the list item
+               item.on('mouseover', function () {
+                 utilHighlightEntities([d.id], true, context);
+               }).on('mouseout', function () {
+                 utilHighlightEntities([d.id], false, context);
                });
-               tooltip.select('.instruction').style('display', 'none');
-             } else {
-               reveal('.entity-editor-pane', addNameString, {
-                 tooltipClass: 'intro-points-describe'
+               var labelLink = label.append('span').attr('class', 'label-text').append('a').attr('href', '#').on('click', selectMember);
+               labelLink.append('span').attr('class', 'member-entity-type').text(function (d) {
+                 var matched = _mainPresetIndex.match(d.member, context.graph());
+                 return matched && matched.name() || utilDisplayType(d.member.id);
                });
+               labelLink.append('span').attr('class', 'member-entity-name').text(function (d) {
+                 return utilDisplayName(d.member);
+               });
+               label.append('button').attr('title', _t('icons.remove')).attr('class', 'remove member-delete').call(svgIcon('#iD-operation-delete'));
+               label.append('button').attr('class', 'member-zoom').attr('title', _t('icons.zoom_to')).call(svgIcon('#iD-icon-framed-dot', 'monochrome')).on('click', zoomToMember);
+             } else {
+               var labelText = label.append('span').attr('class', 'label-text');
+               labelText.append('span').attr('class', 'member-entity-type').call(_t.append('inspector.' + d.type, {
+                 id: d.id
+               }));
+               labelText.append('span').attr('class', 'member-entity-name').call(_t.append('inspector.incomplete', {
+                 id: d.id
+               }));
+               label.append('button').attr('class', 'member-download').attr('title', _t('icons.download')).call(svgIcon('#iD-icon-load')).on('click', downloadMember);
              }
-           }, 400);
-           context.history().on('change.intro', function () {
-             continueTo(addCloseEditor);
-           });
-           context.on('exit.intro', function () {
-             // if user leaves select mode here, just continue with the tutorial.
-             continueTo(reselectPoint);
            });
+           var wrapEnter = itemsEnter.append('div').attr('class', 'form-field-input-wrap form-field-input-member');
+           wrapEnter.append('input').attr('class', 'member-role').attr('id', function (d) {
+             return d.domId;
+           }).property('type', 'text').attr('placeholder', _t('inspector.role')).call(utilNoAuto);
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
-           }
-         }
+           if (taginfo) {
+             wrapEnter.each(bindTypeahead);
+           } // update
 
-         function addCloseEditor() {
-           // reset pane, in case user happened to change it..
-           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
-           var selector = '.entity-editor-pane button.close svg use';
-           var href = select(selector).attr('href') || '#iD-icon-close';
-           context.on('exit.intro', function () {
-             continueTo(reselectPoint);
-           });
-           reveal('.entity-editor-pane', helpHtml('intro.points.add_close', {
-             button: icon(href, 'inline')
-           }));
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             nextStep();
-           }
-         }
+           items = items.merge(itemsEnter).order();
+           items.select('input.member-role').property('value', function (d) {
+             return d.role;
+           }).on('blur', changeRole).on('change', changeRole);
+           items.select('button.member-delete').on('click', deleteMember);
+           var dragOrigin, targetIndex;
+           items.call(d3_drag().on('start', function (d3_event) {
+             dragOrigin = {
+               x: d3_event.x,
+               y: d3_event.y
+             };
+             targetIndex = null;
+           }).on('drag', function (d3_event) {
+             var x = d3_event.x - dragOrigin.x,
+                 y = d3_event.y - dragOrigin.y;
+             if (!select(this).classed('dragging') && // don't display drag until dragging beyond a distance threshold
+             Math.sqrt(Math.pow(x, 2) + Math.pow(y, 2)) <= 5) return;
+             var index = items.nodes().indexOf(this);
+             select(this).classed('dragging', true);
+             targetIndex = null;
+             selection.selectAll('li.member-row').style('transform', function (d2, index2) {
+               var node = select(this).node();
 
-         function reselectPoint() {
-           if (!_pointID) return chapter.restart();
-           var entity = context.hasEntity(_pointID);
-           if (!entity) return chapter.restart(); // make sure it's still a cafe, in case user somehow changed it..
+               if (index === index2) {
+                 return 'translate(' + x + 'px, ' + y + 'px)';
+               } else if (index2 > index && d3_event.y > node.offsetTop) {
+                 if (targetIndex === null || index2 > targetIndex) {
+                   targetIndex = index2;
+                 }
 
-           var oldPreset = _mainPresetIndex.match(entity, context.graph());
-           context.replace(actionChangePreset(_pointID, oldPreset, cafePreset));
-           context.enter(modeBrowse(context));
-           var msec = transitionTime(entity.loc, context.map().center());
+                 return 'translateY(-100%)';
+               } else if (index2 < index && d3_event.y < node.offsetTop + node.offsetHeight) {
+                 if (targetIndex === null || index2 < targetIndex) {
+                   targetIndex = index2;
+                 }
 
-           if (msec) {
-             reveal(null, null, {
-               duration: 0
-             });
-           }
+                 return 'translateY(100%)';
+               }
 
-           context.map().centerEase(entity.loc, msec);
-           timeout(function () {
-             var box = pointBox(entity.loc, context);
-             reveal(box, helpHtml('intro.points.reselect'), {
-               duration: 600
+               return null;
              });
-             timeout(function () {
-               context.map().on('move.intro drawn.intro', function () {
-                 var entity = context.hasEntity(_pointID);
-                 if (!entity) return chapter.restart();
-                 var box = pointBox(entity.loc, context);
-                 reveal(box, helpHtml('intro.points.reselect'), {
-                   duration: 0
-                 });
-               });
-             }, 600); // after reveal..
+           }).on('end', function (d3_event, d) {
+             if (!select(this).classed('dragging')) return;
+             var index = items.nodes().indexOf(this);
+             select(this).classed('dragging', false);
+             selection.selectAll('li.member-row').style('transform', null);
 
-             context.on('enter.intro', function (mode) {
-               if (mode.id !== 'select') return;
-               continueTo(updatePoint);
-             });
-           }, msec + 100);
+             if (targetIndex !== null) {
+               // dragged to a new position, reorder
+               context.perform(actionMoveMember(d.relation.id, index, targetIndex), _t('operations.reorder_members.annotation'));
+               context.validator().validate();
+             }
+           }));
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
-           }
-         }
+           function bindTypeahead(d) {
+             var row = select(this);
+             var role = row.selectAll('input.member-role');
+             var origValue = role.property('value');
+
+             function sort(value, data) {
+               var sameletter = [];
+               var other = [];
+
+               for (var i = 0; i < data.length; i++) {
+                 if (data[i].value.substring(0, value.length) === value) {
+                   sameletter.push(data[i]);
+                 } else {
+                   other.push(data[i]);
+                 }
+               }
 
-         function updatePoint() {
-           if (context.mode().id !== 'select' || !_pointID || !context.hasEntity(_pointID)) {
-             return continueTo(reselectPoint);
-           } // reset pane, in case user happened to untag the point..
+               return sameletter.concat(other);
+             }
 
+             role.call(uiCombobox(context, 'member-role').fetcher(function (role, callback) {
+               // The `geometry` param is used in the `taginfo.js` interface for
+               // filtering results, as a key into the `tag_members_fractions`
+               // object.  If we don't know the geometry because the member is
+               // not yet downloaded, it's ok to guess based on type.
+               var geometry;
 
-           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
-           context.on('exit.intro', function () {
-             continueTo(reselectPoint);
-           });
-           context.history().on('change.intro', function () {
-             continueTo(updateCloseEditor);
-           });
-           timeout(function () {
-             reveal('.entity-editor-pane', helpHtml('intro.points.update'), {
-               tooltipClass: 'intro-points-describe'
-             });
-           }, 400);
+               if (d.member) {
+                 geometry = context.graph().geometry(d.member.id);
+               } else if (d.type === 'relation') {
+                 geometry = 'relation';
+               } else if (d.type === 'way') {
+                 geometry = 'line';
+               } else {
+                 geometry = 'point';
+               }
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
+               var rtype = entity.tags.type;
+               taginfo.roles({
+                 debounce: true,
+                 rtype: rtype || '',
+                 geometry: geometry,
+                 query: role
+               }, function (err, data) {
+                 if (!err) callback(sort(role, data));
+               });
+             }).on('cancel', function () {
+               role.property('value', origValue);
+             }));
+           }
+
+           function unbind() {
+             var row = select(this);
+             row.selectAll('input.member-role').call(uiCombobox.off, context);
            }
          }
 
-         function updateCloseEditor() {
-           if (context.mode().id !== 'select' || !_pointID || !context.hasEntity(_pointID)) {
-             return continueTo(reselectPoint);
-           } // reset pane, in case user happened to change it..
+         section.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           return section;
+         };
 
+         return section;
+       }
 
-           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
-           context.on('exit.intro', function () {
-             continueTo(rightClickPoint);
+       function actionDeleteMembers(relationId, memberIndexes) {
+         return function (graph) {
+           // Remove the members in descending order so removals won't shift what members
+           // are at the remaining indexes
+           memberIndexes.sort(function (a, b) {
+             return b - a;
            });
-           timeout(function () {
-             reveal('.entity-editor-pane', helpHtml('intro.points.update_close', {
-               button: icon('#iD-icon-close', 'inline')
-             }));
-           }, 500);
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             nextStep();
+           for (var i in memberIndexes) {
+             graph = actionDeleteMember(relationId, memberIndexes[i])(graph);
            }
-         }
 
-         function rightClickPoint() {
-           if (!_pointID) return chapter.restart();
-           var entity = context.hasEntity(_pointID);
-           if (!entity) return chapter.restart();
-           context.enter(modeBrowse(context));
-           var box = pointBox(entity.loc, context);
-           var textId = context.lastPointerType() === 'mouse' ? 'rightclick' : 'edit_menu_touch';
-           reveal(box, helpHtml('intro.points.' + textId), {
-             duration: 600
-           });
-           timeout(function () {
-             context.map().on('move.intro', function () {
-               var entity = context.hasEntity(_pointID);
-               if (!entity) return chapter.restart();
-               var box = pointBox(entity.loc, context);
-               reveal(box, helpHtml('intro.points.' + textId), {
-                 duration: 0
-               });
-             });
-           }, 600); // after reveal
+           return graph;
+         };
+       }
 
-           context.on('enter.intro', function (mode) {
-             if (mode.id !== 'select') return;
-             var ids = context.selectedIDs();
-             if (ids.length !== 1 || ids[0] !== _pointID) return;
-             timeout(function () {
-               var node = selectMenuItem(context, 'delete').node();
-               if (!node) return;
-               continueTo(enterDelete);
-             }, 50); // after menu visible
+       function uiSectionRawMembershipEditor(context) {
+         var section = uiSection('raw-membership-editor', context).shouldDisplay(function () {
+           return _entityIDs && _entityIDs.length;
+         }).label(function () {
+           var parents = getSharedParentRelations();
+           var gt = parents.length > _maxMemberships ? '>' : '';
+           var count = gt + parents.slice(0, _maxMemberships).length;
+           return _t.html('inspector.title_count', {
+             title: {
+               html: _t.html('inspector.relations')
+             },
+             count: count
            });
+         }).disclosureContent(renderDisclosureContent);
+         var taginfo = services.taginfo;
+         var nearbyCombo = uiCombobox(context, 'parent-relation').minItems(1).fetcher(fetchNearbyRelations).itemsMouseEnter(function (d3_event, d) {
+           if (d.relation) utilHighlightEntities([d.relation.id], true, context);
+         }).itemsMouseLeave(function (d3_event, d) {
+           if (d.relation) utilHighlightEntities([d.relation.id], false, context);
+         });
+         var _inChange = false;
+         var _entityIDs = [];
 
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             context.map().on('move.intro', null);
-             nextStep();
-           }
-         }
+         var _showBlank;
 
-         function enterDelete() {
-           if (!_pointID) return chapter.restart();
-           var entity = context.hasEntity(_pointID);
-           if (!entity) return chapter.restart();
-           var node = selectMenuItem(context, 'delete').node();
+         var _maxMemberships = 1000;
 
-           if (!node) {
-             return continueTo(rightClickPoint);
-           }
+         function getSharedParentRelations() {
+           var parents = [];
 
-           reveal('.edit-menu', helpHtml('intro.points.delete'), {
-             padding: 50
-           });
-           timeout(function () {
-             context.map().on('move.intro', function () {
-               reveal('.edit-menu', helpHtml('intro.points.delete'), {
-                 duration: 0,
-                 padding: 50
-               });
-             });
-           }, 300); // after menu visible
+           for (var i = 0; i < _entityIDs.length; i++) {
+             var entity = context.graph().hasEntity(_entityIDs[i]);
+             if (!entity) continue;
 
-           context.on('exit.intro', function () {
-             if (!_pointID) return chapter.restart();
-             var entity = context.hasEntity(_pointID);
-             if (entity) return continueTo(rightClickPoint); // point still exists
-           });
-           context.history().on('change.intro', function (changed) {
-             if (changed.deleted().length) {
-               continueTo(undo);
+             if (i === 0) {
+               parents = context.graph().parentRelations(entity);
+             } else {
+               parents = utilArrayIntersection(parents, context.graph().parentRelations(entity));
              }
-           });
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro', null);
-             context.history().on('change.intro', null);
-             context.on('exit.intro', null);
-             nextStep();
+             if (!parents.length) break;
            }
-         }
-
-         function undo() {
-           context.history().on('change.intro', function () {
-             continueTo(play);
-           });
-           reveal('.top-toolbar button.undo-button', helpHtml('intro.points.undo'));
 
-           function continueTo(nextStep) {
-             context.history().on('change.intro', null);
-             nextStep();
-           }
+           return parents;
          }
 
-         function play() {
-           dispatch$1.call('done');
-           reveal('.ideditor', helpHtml('intro.points.play', {
-             next: _t('intro.areas.title')
-           }), {
-             tooltipBox: '.intro-nav-wrap .chapter-area',
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               reveal('.ideditor');
-             }
-           });
-         }
+         function getMemberships() {
+           var memberships = [];
+           var relations = getSharedParentRelations().slice(0, _maxMemberships);
+           var isMultiselect = _entityIDs.length > 1;
+           var i, relation, membership, index, member, indexedMember;
 
-         chapter.enter = function () {
-           addPoint();
-         };
+           for (i = 0; i < relations.length; i++) {
+             relation = relations[i];
+             membership = {
+               relation: relation,
+               members: [],
+               hash: osmEntity.key(relation)
+             };
 
-         chapter.exit = function () {
-           timeouts.forEach(window.clearTimeout);
-           context.on('enter.intro exit.intro', null);
-           context.map().on('move.intro drawn.intro', null);
-           context.history().on('change.intro', null);
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-           context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
-         };
+             for (index = 0; index < relation.members.length; index++) {
+               member = relation.members[index];
 
-         chapter.restart = function () {
-           chapter.exit();
-           chapter.enter();
-         };
+               if (_entityIDs.indexOf(member.id) !== -1) {
+                 indexedMember = Object.assign({}, member, {
+                   index: index
+                 });
+                 membership.members.push(indexedMember);
+                 membership.hash += ',' + index.toString();
 
-         return utilRebind(chapter, dispatch$1, 'on');
-       }
+                 if (!isMultiselect) {
+                   // For single selections, list one entry per membership per relation.
+                   // For multiselections, list one entry per relation.
+                   memberships.push(membership);
+                   membership = {
+                     relation: relation,
+                     members: [],
+                     hash: osmEntity.key(relation)
+                   };
+                 }
+               }
+             }
 
-       function uiIntroArea(context, reveal) {
-         var dispatch$1 = dispatch('done');
-         var playground = [-85.63552, 41.94159];
-         var playgroundPreset = _mainPresetIndex.item('leisure/playground');
-         var nameField = _mainPresetIndex.field('name');
-         var descriptionField = _mainPresetIndex.field('description');
-         var timeouts = [];
+             if (membership.members.length) memberships.push(membership);
+           }
 
-         var _areaID;
+           memberships.forEach(function (membership) {
+             membership.domId = utilUniqueDomId('membership-' + membership.relation.id);
+             var roles = [];
+             membership.members.forEach(function (member) {
+               if (roles.indexOf(member.role) === -1) roles.push(member.role);
+             });
+             membership.role = roles.length === 1 ? roles[0] : roles;
+           });
+           return memberships;
+         }
 
-         var chapter = {
-           title: 'intro.areas.title'
-         };
+         function selectRelation(d3_event, d) {
+           d3_event.preventDefault(); // remove the hover-highlight styling
 
-         function timeout(f, t) {
-           timeouts.push(window.setTimeout(f, t));
+           utilHighlightEntities([d.relation.id], false, context);
+           context.enter(modeSelect(context, [d.relation.id]));
          }
 
-         function eventCancel(d3_event) {
-           d3_event.stopPropagation();
+         function zoomToRelation(d3_event, d) {
            d3_event.preventDefault();
-         }
+           var entity = context.entity(d.relation.id);
+           context.map().zoomToEase(entity); // highlight the relation in case it wasn't previously on-screen
 
-         function revealPlayground(center, text, options) {
-           var padding = 180 * Math.pow(2, context.map().zoom() - 19.5);
-           var box = pad(center, padding, context);
-           reveal(box, text, options);
+           utilHighlightEntities([d.relation.id], true, context);
          }
 
-         function addArea() {
-           context.enter(modeBrowse(context));
-           context.history().reset('initial');
-           _areaID = null;
-           var msec = transitionTime(playground, context.map().center());
+         function changeRole(d3_event, d) {
+           if (d === 0) return; // called on newrow (shouldn't happen)
 
-           if (msec) {
-             reveal(null, null, {
-               duration: 0
-             });
-           }
+           if (_inChange) return; // avoid accidental recursive call #5731
 
-           context.map().centerZoomEase(playground, 19, msec);
-           timeout(function () {
-             var tooltip = reveal('button.add-area', helpHtml('intro.areas.add_playground'));
-             tooltip.selectAll('.popover-inner').insert('svg', 'span').attr('class', 'tooltip-illustration').append('use').attr('xlink:href', '#iD-graphic-areas');
-             context.on('enter.intro', function (mode) {
-               if (mode.id !== 'add-area') return;
-               continueTo(startPlayground);
-             });
-           }, msec + 100);
+           var newRole = context.cleanRelationRole(select(this).property('value'));
+           if (!newRole.trim() && typeof d.role !== 'string') return;
+           var membersToUpdate = d.members.filter(function (member) {
+             return member.role !== newRole;
+           });
 
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             nextStep();
+           if (membersToUpdate.length) {
+             _inChange = true;
+             context.perform(function actionChangeMemberRoles(graph) {
+               membersToUpdate.forEach(function (member) {
+                 var newMember = Object.assign({}, member, {
+                   role: newRole
+                 });
+                 delete newMember.index;
+                 graph = actionChangeMember(d.relation.id, newMember, member.index)(graph);
+               });
+               return graph;
+             }, _t('operations.change_role.annotation', {
+               n: membersToUpdate.length
+             }));
+             context.validator().validate();
            }
+
+           _inChange = false;
          }
 
-         function startPlayground() {
-           if (context.mode().id !== 'add-area') {
-             return chapter.restart();
-           }
+         function addMembership(d, role) {
+           this.blur(); // avoid keeping focus on the button
 
-           _areaID = null;
-           context.map().zoomEase(19.5, 500);
-           timeout(function () {
-             var textId = context.lastPointerType() === 'mouse' ? 'starting_node_click' : 'starting_node_tap';
-             var startDrawString = helpHtml('intro.areas.start_playground') + helpHtml('intro.areas.' + textId);
-             revealPlayground(playground, startDrawString, {
-               duration: 250
-             });
-             timeout(function () {
-               context.map().on('move.intro drawn.intro', function () {
-                 revealPlayground(playground, startDrawString, {
-                   duration: 0
-                 });
-               });
-               context.on('enter.intro', function (mode) {
-                 if (mode.id !== 'draw-area') return chapter.restart();
-                 continueTo(continuePlayground);
-               });
-             }, 250); // after reveal
-           }, 550); // after easing
+           _showBlank = false;
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
+           function actionAddMembers(relationId, ids, role) {
+             return function (graph) {
+               for (var i in ids) {
+                 var member = {
+                   id: ids[i],
+                   type: graph.entity(ids[i]).type,
+                   role: role
+                 };
+                 graph = actionAddMember(relationId, member)(graph);
+               }
+
+               return graph;
+             };
            }
-         }
 
-         function continuePlayground() {
-           if (context.mode().id !== 'draw-area') {
-             return chapter.restart();
+           if (d.relation) {
+             context.perform(actionAddMembers(d.relation.id, _entityIDs, role), _t('operations.add_member.annotation', {
+               n: _entityIDs.length
+             }));
+             context.validator().validate();
+           } else {
+             var relation = osmRelation();
+             context.perform(actionAddEntity(relation), actionAddMembers(relation.id, _entityIDs, role), _t('operations.add.annotation.relation')); // changing the mode also runs `validate`
+
+             context.enter(modeSelect(context, [relation.id]).newFeature(true));
            }
+         }
 
-           _areaID = null;
-           revealPlayground(playground, helpHtml('intro.areas.continue_playground'), {
-             duration: 250
-           });
-           timeout(function () {
-             context.map().on('move.intro drawn.intro', function () {
-               revealPlayground(playground, helpHtml('intro.areas.continue_playground'), {
-                 duration: 0
-               });
-             });
-           }, 250); // after reveal
+         function deleteMembership(d3_event, d) {
+           this.blur(); // avoid keeping focus on the button
 
-           context.on('enter.intro', function (mode) {
-             if (mode.id === 'draw-area') {
-               var entity = context.hasEntity(context.selectedIDs()[0]);
+           if (d === 0) return; // called on newrow (shouldn't happen)
+           // remove the hover-highlight styling
 
-               if (entity && entity.nodes.length >= 6) {
-                 return continueTo(finishPlayground);
-               } else {
-                 return;
-               }
-             } else if (mode.id === 'select') {
-               _areaID = context.selectedIDs()[0];
-               return continueTo(searchPresets);
-             } else {
-               return chapter.restart();
-             }
+           utilHighlightEntities([d.relation.id], false, context);
+           var indexes = d.members.map(function (member) {
+             return member.index;
            });
-
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
-           }
+           context.perform(actionDeleteMembers(d.relation.id, indexes), _t('operations.delete_member.annotation', {
+             n: _entityIDs.length
+           }));
+           context.validator().validate();
          }
 
-         function finishPlayground() {
-           if (context.mode().id !== 'draw-area') {
-             return chapter.restart();
+         function fetchNearbyRelations(q, callback) {
+           var newRelation = {
+             relation: null,
+             value: _t('inspector.new_relation'),
+             display: _t.html('inspector.new_relation')
+           };
+           var entityID = _entityIDs[0];
+           var result = [];
+           var graph = context.graph();
+
+           function baseDisplayLabel(entity) {
+             var matched = _mainPresetIndex.match(entity, graph);
+             var presetName = matched && matched.name() || _t('inspector.relation');
+             var entityName = utilDisplayName(entity) || '';
+             return presetName + ' ' + entityName;
            }
 
-           _areaID = null;
-           var finishString = helpHtml('intro.areas.finish_area_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap')) + helpHtml('intro.areas.finish_playground');
-           revealPlayground(playground, finishString, {
-             duration: 250
-           });
-           timeout(function () {
-             context.map().on('move.intro drawn.intro', function () {
-               revealPlayground(playground, finishString, {
-                 duration: 0
+           var explicitRelation = q && context.hasEntity(q.toLowerCase());
+
+           if (explicitRelation && explicitRelation.type === 'relation' && explicitRelation.id !== entityID) {
+             // loaded relation is specified explicitly, only show that
+             result.push({
+               relation: explicitRelation,
+               value: baseDisplayLabel(explicitRelation) + ' ' + explicitRelation.id
+             });
+           } else {
+             context.history().intersects(context.map().extent()).forEach(function (entity) {
+               if (entity.type !== 'relation' || entity.id === entityID) return;
+               var value = baseDisplayLabel(entity);
+               if (q && (value + ' ' + entity.id).toLowerCase().indexOf(q.toLowerCase()) === -1) return;
+               result.push({
+                 relation: entity,
+                 value: value
                });
              });
-           }, 250); // after reveal
-
-           context.on('enter.intro', function (mode) {
-             if (mode.id === 'draw-area') {
-               return;
-             } else if (mode.id === 'select') {
-               _areaID = context.selectedIDs()[0];
-               return continueTo(searchPresets);
-             } else {
-               return chapter.restart();
-             }
-           });
+             result.sort(function (a, b) {
+               return osmRelation.creationOrder(a.relation, b.relation);
+             }); // Dedupe identical names by appending relation id - see #2891
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
+             var dupeGroups = Object.values(utilArrayGroupBy(result, 'value')).filter(function (v) {
+               return v.length > 1;
+             });
+             dupeGroups.forEach(function (group) {
+               group.forEach(function (obj) {
+                 obj.value += ' ' + obj.relation.id;
+               });
+             });
            }
+
+           result.forEach(function (obj) {
+             obj.title = obj.value;
+           });
+           result.unshift(newRelation);
+           callback(result);
          }
 
-         function searchPresets() {
-           if (!_areaID || !context.hasEntity(_areaID)) {
-             return addArea();
-           }
+         function renderDisclosureContent(selection) {
+           var memberships = getMemberships();
+           var list = selection.selectAll('.member-list').data([0]);
+           list = list.enter().append('ul').attr('class', 'member-list').merge(list);
+           var items = list.selectAll('li.member-row-normal').data(memberships, function (d) {
+             return d.hash;
+           });
+           items.exit().each(unbind).remove(); // Enter
 
-           var ids = context.selectedIDs();
+           var itemsEnter = items.enter().append('li').attr('class', 'member-row member-row-normal form-field'); // highlight the relation in the map while hovering on the list item
 
-           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _areaID) {
-             context.enter(modeSelect(context, [_areaID]));
-           } // disallow scrolling
+           itemsEnter.on('mouseover', function (d3_event, d) {
+             utilHighlightEntities([d.relation.id], true, context);
+           }).on('mouseout', function (d3_event, d) {
+             utilHighlightEntities([d.relation.id], false, context);
+           });
+           var labelEnter = itemsEnter.append('label').attr('class', 'field-label').attr('for', function (d) {
+             return d.domId;
+           });
+           var labelLink = labelEnter.append('span').attr('class', 'label-text').append('a').attr('href', '#').on('click', selectRelation);
+           labelLink.append('span').attr('class', 'member-entity-type').text(function (d) {
+             var matched = _mainPresetIndex.match(d.relation, context.graph());
+             return matched && matched.name() || _t.html('inspector.relation');
+           });
+           labelLink.append('span').attr('class', 'member-entity-name').text(function (d) {
+             return utilDisplayName(d.relation);
+           });
+           labelEnter.append('button').attr('class', 'remove member-delete').attr('title', _t('icons.remove')).call(svgIcon('#iD-operation-delete')).on('click', deleteMembership);
+           labelEnter.append('button').attr('class', 'member-zoom').attr('title', _t('icons.zoom_to')).call(svgIcon('#iD-icon-framed-dot', 'monochrome')).on('click', zoomToRelation);
+           var wrapEnter = itemsEnter.append('div').attr('class', 'form-field-input-wrap form-field-input-member');
+           wrapEnter.append('input').attr('class', 'member-role').attr('id', function (d) {
+             return d.domId;
+           }).property('type', 'text').property('value', function (d) {
+             return typeof d.role === 'string' ? d.role : '';
+           }).attr('title', function (d) {
+             return Array.isArray(d.role) ? d.role.filter(Boolean).join('\n') : d.role;
+           }).attr('placeholder', function (d) {
+             return Array.isArray(d.role) ? _t('inspector.multiple_roles') : _t('inspector.role');
+           }).classed('mixed', function (d) {
+             return Array.isArray(d.role);
+           }).call(utilNoAuto).on('blur', changeRole).on('change', changeRole);
 
+           if (taginfo) {
+             wrapEnter.each(bindTypeahead);
+           }
 
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-           timeout(function () {
-             // reset pane, in case user somehow happened to change it..
-             context.container().select('.inspector-wrap .panewrap').style('right', '-100%');
-             context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
-             reveal('.preset-search-input', helpHtml('intro.areas.search_playground', {
-               preset: playgroundPreset.name()
-             }));
-           }, 400); // after preset list pane visible..
+           var newMembership = list.selectAll('.member-row-new').data(_showBlank ? [0] : []); // Exit
 
-           context.on('enter.intro', function (mode) {
-             if (!_areaID || !context.hasEntity(_areaID)) {
-               return continueTo(addArea);
-             }
+           newMembership.exit().remove(); // Enter
 
-             var ids = context.selectedIDs();
+           var newMembershipEnter = newMembership.enter().append('li').attr('class', 'member-row member-row-new form-field');
+           var newLabelEnter = newMembershipEnter.append('label').attr('class', 'field-label');
+           newLabelEnter.append('input').attr('placeholder', _t('inspector.choose_relation')).attr('type', 'text').attr('class', 'member-entity-input').call(utilNoAuto);
+           newLabelEnter.append('button').attr('class', 'remove member-delete').attr('title', _t('icons.remove')).call(svgIcon('#iD-operation-delete')).on('click', function () {
+             list.selectAll('.member-row-new').remove();
+           });
+           var newWrapEnter = newMembershipEnter.append('div').attr('class', 'form-field-input-wrap form-field-input-member');
+           newWrapEnter.append('input').attr('class', 'member-role').property('type', 'text').attr('placeholder', _t('inspector.role')).call(utilNoAuto); // Update
 
-             if (mode.id !== 'select' || !ids.length || ids[0] !== _areaID) {
-               // keep the user's area selected..
-               context.enter(modeSelect(context, [_areaID])); // reset pane, in case user somehow happened to change it..
+           newMembership = newMembership.merge(newMembershipEnter);
+           newMembership.selectAll('.member-entity-input').on('blur', cancelEntity) // if it wasn't accepted normally, cancel it
+           .call(nearbyCombo.on('accept', acceptEntity).on('cancel', cancelEntity)); // Container for the Add button
 
-               context.container().select('.inspector-wrap .panewrap').style('right', '-100%'); // disallow scrolling
+           var addRow = selection.selectAll('.add-row').data([0]); // enter
 
-               context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-               context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
-               reveal('.preset-search-input', helpHtml('intro.areas.search_playground', {
-                 preset: playgroundPreset.name()
-               }));
-               context.history().on('change.intro', null);
-             }
-           });
+           var addRowEnter = addRow.enter().append('div').attr('class', 'add-row');
+           var addRelationButton = addRowEnter.append('button').attr('class', 'add-relation').attr('aria-label', _t('inspector.add_to_relation'));
+           addRelationButton.call(svgIcon('#iD-icon-plus', 'light'));
+           addRelationButton.call(uiTooltip().title(_t.html('inspector.add_to_relation')).placement(_mainLocalizer.textDirection() === 'ltr' ? 'right' : 'left'));
+           addRowEnter.append('div').attr('class', 'space-value'); // preserve space
 
-           function checkPresetSearch() {
-             var first = context.container().select('.preset-list-item:first-child');
+           addRowEnter.append('div').attr('class', 'space-buttons'); // preserve space
+           // update
 
-             if (first.classed('preset-leisure-playground')) {
-               reveal(first.select('.preset-list-button').node(), helpHtml('intro.areas.choose_playground', {
-                 preset: playgroundPreset.name()
-               }), {
-                 duration: 300
-               });
-               context.container().select('.preset-search-input').on('keydown.intro', eventCancel, true).on('keyup.intro', null);
-               context.history().on('change.intro', function () {
-                 continueTo(clickAddField);
-               });
-             }
-           }
+           addRow = addRow.merge(addRowEnter);
+           addRow.select('.add-relation').on('click', function () {
+             _showBlank = true;
+             section.reRender();
+             list.selectAll('.member-entity-input').node().focus();
+           });
 
-           function continueTo(nextStep) {
-             context.container().select('.inspector-wrap').on('wheel.intro', null);
-             context.on('enter.intro', null);
-             context.history().on('change.intro', null);
-             context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
-             nextStep();
-           }
-         }
+           function acceptEntity(d) {
+             if (!d) {
+               cancelEntity();
+               return;
+             } // remove hover-higlighting
 
-         function clickAddField() {
-           if (!_areaID || !context.hasEntity(_areaID)) {
-             return addArea();
+
+             if (d.relation) utilHighlightEntities([d.relation.id], false, context);
+             var role = context.cleanRelationRole(list.selectAll('.member-row-new .member-role').property('value'));
+             addMembership(d, role);
            }
 
-           var ids = context.selectedIDs();
+           function cancelEntity() {
+             var input = newMembership.selectAll('.member-entity-input');
+             input.property('value', ''); // remove hover-higlighting
 
-           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _areaID) {
-             return searchPresets();
+             context.surface().selectAll('.highlighted').classed('highlighted', false);
            }
 
-           if (!context.container().select('.form-field-description').empty()) {
-             return continueTo(describePlayground);
-           } // disallow scrolling
-
+           function bindTypeahead(d) {
+             var row = select(this);
+             var role = row.selectAll('input.member-role');
+             var origValue = role.property('value');
 
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-           timeout(function () {
-             // reset pane, in case user somehow happened to change it..
-             context.container().select('.inspector-wrap .panewrap').style('right', '0%'); // It's possible for the user to add a description in a previous step..
-             // If they did this already, just continue to next step.
+             function sort(value, data) {
+               var sameletter = [];
+               var other = [];
 
-             var entity = context.entity(_areaID);
+               for (var i = 0; i < data.length; i++) {
+                 if (data[i].value.substring(0, value.length) === value) {
+                   sameletter.push(data[i]);
+                 } else {
+                   other.push(data[i]);
+                 }
+               }
 
-             if (entity.tags.description) {
-               return continueTo(play);
-             } // scroll "Add field" into view
+               return sameletter.concat(other);
+             }
 
+             role.call(uiCombobox(context, 'member-role').fetcher(function (role, callback) {
+               var rtype = d.relation.tags.type;
+               taginfo.roles({
+                 debounce: true,
+                 rtype: rtype || '',
+                 geometry: context.graph().geometry(_entityIDs[0]),
+                 query: role
+               }, function (err, data) {
+                 if (!err) callback(sort(role, data));
+               });
+             }).on('cancel', function () {
+               role.property('value', origValue);
+             }));
+           }
 
-             var box = context.container().select('.more-fields').node().getBoundingClientRect();
+           function unbind() {
+             var row = select(this);
+             row.selectAll('input.member-role').call(uiCombobox.off, context);
+           }
+         }
 
-             if (box.top > 300) {
-               var pane = context.container().select('.entity-editor-pane .inspector-body');
-               var start = pane.node().scrollTop;
-               var end = start + (box.top - 300);
-               pane.transition().duration(250).tween('scroll.inspector', function () {
-                 var node = this;
-                 var i = d3_interpolateNumber(start, end);
-                 return function (t) {
-                   node.scrollTop = i(t);
-                 };
-               });
-             }
+         section.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           _showBlank = false;
+           return section;
+         };
 
-             timeout(function () {
-               reveal('.more-fields .combobox-input', helpHtml('intro.areas.add_field', {
-                 name: nameField.label(),
-                 description: descriptionField.label()
-               }), {
-                 duration: 300
-               });
-               context.container().select('.more-fields .combobox-input').on('click.intro', function () {
-                 // Watch for the combobox to appear...
-                 var watcher;
-                 watcher = window.setInterval(function () {
-                   if (!context.container().select('div.combobox').empty()) {
-                     window.clearInterval(watcher);
-                     continueTo(chooseDescriptionField);
-                   }
-                 }, 300);
-               });
-             }, 300); // after "Add Field" visible
-           }, 400); // after editor pane visible
+         return section;
+       }
 
-           context.on('exit.intro', function () {
-             return continueTo(searchPresets);
+       function uiSectionSelectionList(context) {
+         var _selectedIDs = [];
+         var section = uiSection('selected-features', context).shouldDisplay(function () {
+           return _selectedIDs.length > 1;
+         }).label(function () {
+           return _t.html('inspector.title_count', {
+             title: {
+               html: _t.html('inspector.features')
+             },
+             count: _selectedIDs.length
            });
-
-           function continueTo(nextStep) {
-             context.container().select('.inspector-wrap').on('wheel.intro', null);
-             context.container().select('.more-fields .combobox-input').on('click.intro', null);
-             context.on('exit.intro', null);
-             nextStep();
+         }).disclosureContent(renderDisclosureContent);
+         context.history().on('change.selectionList', function (difference) {
+           if (difference) {
+             section.reRender();
            }
+         });
+
+         section.entityIDs = function (val) {
+           if (!arguments.length) return _selectedIDs;
+           _selectedIDs = val;
+           return section;
+         };
+
+         function selectEntity(d3_event, entity) {
+           context.enter(modeSelect(context, [entity.id]));
          }
 
-         function chooseDescriptionField() {
-           if (!_areaID || !context.hasEntity(_areaID)) {
-             return addArea();
-           }
+         function deselectEntity(d3_event, entity) {
+           var selectedIDs = _selectedIDs.slice();
 
-           var ids = context.selectedIDs();
+           var index = selectedIDs.indexOf(entity.id);
 
-           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _areaID) {
-             return searchPresets();
+           if (index > -1) {
+             selectedIDs.splice(index, 1);
+             context.enter(modeSelect(context, selectedIDs));
            }
+         }
 
-           if (!context.container().select('.form-field-description').empty()) {
-             return continueTo(describePlayground);
-           } // Make sure combobox is ready..
+         function renderDisclosureContent(selection) {
+           var list = selection.selectAll('.feature-list').data([0]);
+           list = list.enter().append('ul').attr('class', 'feature-list').merge(list);
 
+           var entities = _selectedIDs.map(function (id) {
+             return context.hasEntity(id);
+           }).filter(Boolean);
 
-           if (context.container().select('div.combobox').empty()) {
-             return continueTo(clickAddField);
-           } // Watch for the combobox to go away..
+           var items = list.selectAll('.feature-list-item').data(entities, osmEntity.key);
+           items.exit().remove(); // Enter
 
+           var enter = items.enter().append('li').attr('class', 'feature-list-item').each(function (d) {
+             select(this).on('mouseover', function () {
+               utilHighlightEntities([d.id], true, context);
+             }).on('mouseout', function () {
+               utilHighlightEntities([d.id], false, context);
+             });
+           });
+           var label = enter.append('button').attr('class', 'label').on('click', selectEntity);
+           label.append('span').attr('class', 'entity-geom-icon').call(svgIcon('', 'pre-text'));
+           label.append('span').attr('class', 'entity-type');
+           label.append('span').attr('class', 'entity-name');
+           enter.append('button').attr('class', 'close').attr('title', _t('icons.deselect')).on('click', deselectEntity).call(svgIcon('#iD-icon-close')); // Update
 
-           var watcher;
-           watcher = window.setInterval(function () {
-             if (context.container().select('div.combobox').empty()) {
-               window.clearInterval(watcher);
-               timeout(function () {
-                 if (context.container().select('.form-field-description').empty()) {
-                   continueTo(retryChooseDescription);
-                 } else {
-                   continueTo(describePlayground);
-                 }
-               }, 300); // after description field added.
-             }
-           }, 300);
-           reveal('div.combobox', helpHtml('intro.areas.choose_field', {
-             field: descriptionField.label()
-           }), {
-             duration: 300
+           items = items.merge(enter);
+           items.selectAll('.entity-geom-icon use').attr('href', function () {
+             var entity = this.parentNode.parentNode.__data__;
+             return '#iD-icon-' + entity.geometry(context.graph());
            });
-           context.on('exit.intro', function () {
-             return continueTo(searchPresets);
+           items.selectAll('.entity-type').text(function (entity) {
+             return _mainPresetIndex.match(entity, context.graph()).name();
+           });
+           items.selectAll('.entity-name').text(function (d) {
+             // fetch latest entity
+             var entity = context.entity(d.id);
+             return utilDisplayName(entity);
            });
-
-           function continueTo(nextStep) {
-             if (watcher) window.clearInterval(watcher);
-             context.on('exit.intro', null);
-             nextStep();
-           }
          }
 
-         function describePlayground() {
-           if (!_areaID || !context.hasEntity(_areaID)) {
-             return addArea();
-           }
+         return section;
+       }
 
-           var ids = context.selectedIDs();
+       function uiEntityEditor(context) {
+         var dispatch = dispatch$8('choose');
+         var _state = 'select';
+         var _coalesceChanges = false;
+         var _modified = false;
 
-           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _areaID) {
-             return searchPresets();
-           } // reset pane, in case user happened to change it..
+         var _base;
 
+         var _entityIDs;
 
-           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
+         var _activePresets = [];
 
-           if (context.container().select('.form-field-description').empty()) {
-             return continueTo(retryChooseDescription);
-           }
+         var _newFeature;
 
-           context.on('exit.intro', function () {
-             continueTo(play);
-           });
-           reveal('.entity-editor-pane', helpHtml('intro.areas.describe_playground', {
-             button: icon('#iD-icon-close', 'inline')
-           }), {
-             duration: 300
-           });
+         var _sections;
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             nextStep();
-           }
-         }
+         function entityEditor(selection) {
+           var combinedTags = utilCombinedTags(_entityIDs, context.graph()); // Header
 
-         function retryChooseDescription() {
-           if (!_areaID || !context.hasEntity(_areaID)) {
-             return addArea();
-           }
+           var header = selection.selectAll('.header').data([0]); // Enter
 
-           var ids = context.selectedIDs();
+           var headerEnter = header.enter().append('div').attr('class', 'header fillL');
+           var direction = _mainLocalizer.textDirection() === 'rtl' ? 'forward' : 'backward';
+           headerEnter.append('button').attr('class', 'preset-reset preset-choose').attr('title', _t("icons.".concat(direction))).call(svgIcon("#iD-icon-".concat(direction)));
+           headerEnter.append('button').attr('class', 'close').attr('title', _t('icons.close')).on('click', function () {
+             context.enter(modeBrowse(context));
+           }).call(svgIcon(_modified ? '#iD-icon-apply' : '#iD-icon-close'));
+           headerEnter.append('h2'); // Update
 
-           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _areaID) {
-             return searchPresets();
-           } // reset pane, in case user happened to change it..
+           header = header.merge(headerEnter);
+           header.selectAll('h2').html(_entityIDs.length === 1 ? _t.html('inspector.edit') : _t.html('inspector.edit_features'));
+           header.selectAll('.preset-reset').on('click', function () {
+             dispatch.call('choose', this, _activePresets);
+           }); // Body
 
+           var body = selection.selectAll('.inspector-body').data([0]); // Enter
 
-           context.container().select('.inspector-wrap .panewrap').style('right', '0%');
-           reveal('.entity-editor-pane', helpHtml('intro.areas.retry_add_field', {
-             field: descriptionField.label()
-           }), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               continueTo(clickAddField);
-             }
-           });
-           context.on('exit.intro', function () {
-             return continueTo(searchPresets);
-           });
+           var bodyEnter = body.enter().append('div').attr('class', 'entity-editor inspector-body sep-top'); // Update
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             nextStep();
+           body = body.merge(bodyEnter);
+
+           if (!_sections) {
+             _sections = [uiSectionSelectionList(context), uiSectionFeatureType(context).on('choose', function (presets) {
+               dispatch.call('choose', this, presets);
+             }), uiSectionEntityIssues(context), uiSectionPresetFields(context).on('change', changeTags).on('revert', revertTags), uiSectionRawTagEditor('raw-tag-editor', context).on('change', changeTags), uiSectionRawMemberEditor(context), uiSectionRawMembershipEditor(context)];
            }
-         }
 
-         function play() {
-           dispatch$1.call('done');
-           reveal('.ideditor', helpHtml('intro.areas.play', {
-             next: _t('intro.lines.title')
-           }), {
-             tooltipBox: '.intro-nav-wrap .chapter-line',
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               reveal('.ideditor');
+           _sections.forEach(function (section) {
+             if (section.entityIDs) {
+               section.entityIDs(_entityIDs);
              }
-           });
-         }
 
-         chapter.enter = function () {
-           addArea();
-         };
+             if (section.presets) {
+               section.presets(_activePresets);
+             }
 
-         chapter.exit = function () {
-           timeouts.forEach(window.clearTimeout);
-           context.on('enter.intro exit.intro', null);
-           context.map().on('move.intro drawn.intro', null);
-           context.history().on('change.intro', null);
-           context.container().select('.inspector-wrap').on('wheel.intro', null);
-           context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
-           context.container().select('.more-fields .combobox-input').on('click.intro', null);
-         };
+             if (section.tags) {
+               section.tags(combinedTags);
+             }
 
-         chapter.restart = function () {
-           chapter.exit();
-           chapter.enter();
-         };
+             if (section.state) {
+               section.state(_state);
+             }
 
-         return utilRebind(chapter, dispatch$1, 'on');
-       }
+             body.call(section.render);
+           });
 
-       function uiIntroLine(context, reveal) {
-         var dispatch$1 = dispatch('done');
-         var timeouts = [];
-         var _tulipRoadID = null;
-         var flowerRoadID = 'w646';
-         var tulipRoadStart = [-85.6297754121684, 41.95805253325314];
-         var tulipRoadMidpoint = [-85.62975395449628, 41.95787501510204];
-         var tulipRoadIntersection = [-85.62974496187628, 41.95742515554585];
-         var roadCategory = _mainPresetIndex.item('category-road_minor');
-         var residentialPreset = _mainPresetIndex.item('highway/residential');
-         var woodRoadID = 'w525';
-         var woodRoadEndID = 'n2862';
-         var woodRoadAddNode = [-85.62390110349587, 41.95397111462291];
-         var woodRoadDragEndpoint = [-85.623867390213, 41.95466987786487];
-         var woodRoadDragMidpoint = [-85.62386254803509, 41.95430395953872];
-         var washingtonStreetID = 'w522';
-         var twelfthAvenueID = 'w1';
-         var eleventhAvenueEndID = 'n3550';
-         var twelfthAvenueEndID = 'n5';
-         var _washingtonSegmentID = null;
-         var eleventhAvenueEnd = context.entity(eleventhAvenueEndID).loc;
-         var twelfthAvenueEnd = context.entity(twelfthAvenueEndID).loc;
-         var deleteLinesLoc = [-85.6219395542764, 41.95228033922477];
-         var twelfthAvenue = [-85.62219310052491, 41.952505413152956];
-         var chapter = {
-           title: 'intro.lines.title'
-         };
+           context.history().on('change.entity-editor', historyChanged);
 
-         function timeout(f, t) {
-           timeouts.push(window.setTimeout(f, t));
-         }
+           function historyChanged(difference) {
+             if (selection.selectAll('.entity-editor').empty()) return;
+             if (_state === 'hide') return;
+             var significant = !difference || difference.didChange.properties || difference.didChange.addition || difference.didChange.deletion;
+             if (!significant) return;
+             _entityIDs = _entityIDs.filter(context.hasEntity);
+             if (!_entityIDs.length) return;
+             var priorActivePreset = _activePresets.length === 1 && _activePresets[0];
+             loadActivePresets();
+             var graph = context.graph();
+             entityEditor.modified(_base !== graph);
+             entityEditor(selection);
 
-         function eventCancel(d3_event) {
-           d3_event.stopPropagation();
-           d3_event.preventDefault();
-         }
+             if (priorActivePreset && _activePresets.length === 1 && priorActivePreset !== _activePresets[0]) {
+               // flash the button to indicate the preset changed
+               context.container().selectAll('.entity-editor button.preset-reset .label').style('background-color', '#fff').transition().duration(750).style('background-color', null);
+             }
+           }
+         } // Tag changes that fire on input can all get coalesced into a single
+         // history operation when the user leaves the field.  #2342
+         // Use explicit entityIDs in case the selection changes before the event is fired.
 
-         function addLine() {
-           context.enter(modeBrowse(context));
-           context.history().reset('initial');
-           var msec = transitionTime(tulipRoadStart, context.map().center());
 
-           if (msec) {
-             reveal(null, null, {
-               duration: 0
-             });
-           }
+         function changeTags(entityIDs, changed, onInput) {
+           var actions = [];
 
-           context.map().centerZoomEase(tulipRoadStart, 18.5, msec);
-           timeout(function () {
-             var tooltip = reveal('button.add-line', helpHtml('intro.lines.add_line'));
-             tooltip.selectAll('.popover-inner').insert('svg', 'span').attr('class', 'tooltip-illustration').append('use').attr('xlink:href', '#iD-graphic-lines');
-             context.on('enter.intro', function (mode) {
-               if (mode.id !== 'add-line') return;
-               continueTo(startLine);
-             });
-           }, msec + 100);
+           for (var i in entityIDs) {
+             var entityID = entityIDs[i];
+             var entity = context.entity(entityID);
+             var tags = Object.assign({}, entity.tags); // shallow copy
 
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             nextStep();
-           }
-         }
+             for (var k in changed) {
+               if (!k) continue;
+               var v = changed[k];
 
-         function startLine() {
-           if (context.mode().id !== 'add-line') return chapter.restart();
-           _tulipRoadID = null;
-           var padding = 70 * Math.pow(2, context.map().zoom() - 18);
-           var box = pad(tulipRoadStart, padding, context);
-           box.height = box.height + 100;
-           var textId = context.lastPointerType() === 'mouse' ? 'start_line' : 'start_line_tap';
-           var startLineString = helpHtml('intro.lines.missing_road') + '{br}' + helpHtml('intro.lines.line_draw_info') + helpHtml('intro.lines.' + textId);
-           reveal(box, startLineString);
-           context.map().on('move.intro drawn.intro', function () {
-             padding = 70 * Math.pow(2, context.map().zoom() - 18);
-             box = pad(tulipRoadStart, padding, context);
-             box.height = box.height + 100;
-             reveal(box, startLineString, {
-               duration: 0
-             });
-           });
-           context.on('enter.intro', function (mode) {
-             if (mode.id !== 'draw-line') return chapter.restart();
-             continueTo(drawLine);
-           });
+               if (_typeof(v) === 'object') {
+                 // a "key only" tag change
+                 tags[k] = tags[v.oldKey];
+               } else if (v !== undefined || tags.hasOwnProperty(k)) {
+                 tags[k] = v;
+               }
+             }
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
+             if (!onInput) {
+               tags = utilCleanTags(tags);
+             }
+
+             if (!fastDeepEqual(entity.tags, tags)) {
+               actions.push(actionChangeTags(entityID, tags));
+             }
            }
-         }
 
-         function drawLine() {
-           if (context.mode().id !== 'draw-line') return chapter.restart();
-           _tulipRoadID = context.mode().selectedIDs()[0];
-           context.map().centerEase(tulipRoadMidpoint, 500);
-           timeout(function () {
-             var padding = 200 * Math.pow(2, context.map().zoom() - 18.5);
-             var box = pad(tulipRoadMidpoint, padding, context);
-             box.height = box.height * 2;
-             reveal(box, helpHtml('intro.lines.intersect', {
-               name: _t('intro.graph.name.flower-street')
-             }));
-             context.map().on('move.intro drawn.intro', function () {
-               padding = 200 * Math.pow(2, context.map().zoom() - 18.5);
-               box = pad(tulipRoadMidpoint, padding, context);
-               box.height = box.height * 2;
-               reveal(box, helpHtml('intro.lines.intersect', {
-                 name: _t('intro.graph.name.flower-street')
-               }), {
-                 duration: 0
+           if (actions.length) {
+             var combinedAction = function combinedAction(graph) {
+               actions.forEach(function (action) {
+                 graph = action(graph);
                });
-             });
-           }, 550); // after easing..
+               return graph;
+             };
 
-           context.history().on('change.intro', function () {
-             if (isLineConnected()) {
-               continueTo(continueLine);
-             }
-           });
-           context.on('enter.intro', function (mode) {
-             if (mode.id === 'draw-line') {
-               return;
-             } else if (mode.id === 'select') {
-               continueTo(retryIntersect);
-               return;
+             var annotation = _t('operations.change_tags.annotation');
+
+             if (_coalesceChanges) {
+               context.overwrite(combinedAction, annotation);
              } else {
-               return chapter.restart();
+               context.perform(combinedAction, annotation);
+               _coalesceChanges = !!onInput;
              }
-           });
+           } // if leaving field (blur event), rerun validation
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.history().on('change.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
+
+           if (!onInput) {
+             context.validator().validate();
            }
          }
 
-         function isLineConnected() {
-           var entity = _tulipRoadID && context.hasEntity(_tulipRoadID);
+         function revertTags(keys) {
+           var actions = [];
 
-           if (!entity) return false;
-           var drawNodes = context.graph().childNodes(entity);
-           return drawNodes.some(function (node) {
-             return context.graph().parentWays(node).some(function (parent) {
-               return parent.id === flowerRoadID;
-             });
-           });
-         }
+           for (var i in _entityIDs) {
+             var entityID = _entityIDs[i];
+             var original = context.graph().base().entities[entityID];
+             var changed = {};
 
-         function retryIntersect() {
-           select(window).on('pointerdown.intro mousedown.intro', eventCancel, true);
-           var box = pad(tulipRoadIntersection, 80, context);
-           reveal(box, helpHtml('intro.lines.retry_intersect', {
-             name: _t('intro.graph.name.flower-street')
-           }));
-           timeout(chapter.restart, 3000);
-         }
+             for (var j in keys) {
+               var key = keys[j];
+               changed[key] = original ? original.tags[key] : undefined;
+             }
 
-         function continueLine() {
-           if (context.mode().id !== 'draw-line') return chapter.restart();
+             var entity = context.entity(entityID);
+             var tags = Object.assign({}, entity.tags); // shallow copy
 
-           var entity = _tulipRoadID && context.hasEntity(_tulipRoadID);
+             for (var k in changed) {
+               if (!k) continue;
+               var v = changed[k];
 
-           if (!entity) return chapter.restart();
-           context.map().centerEase(tulipRoadIntersection, 500);
-           var continueLineText = helpHtml('intro.lines.continue_line') + '{br}' + helpHtml('intro.lines.finish_line_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap')) + helpHtml('intro.lines.finish_road');
-           reveal('.surface', continueLineText);
-           context.on('enter.intro', function (mode) {
-             if (mode.id === 'draw-line') return;else if (mode.id === 'select') return continueTo(chooseCategoryRoad);else return chapter.restart();
-           });
+               if (v !== undefined || tags.hasOwnProperty(k)) {
+                 tags[k] = v;
+               }
+             }
 
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             nextStep();
+             tags = utilCleanTags(tags);
+
+             if (!fastDeepEqual(entity.tags, tags)) {
+               actions.push(actionChangeTags(entityID, tags));
+             }
            }
-         }
 
-         function chooseCategoryRoad() {
-           if (context.mode().id !== 'select') return chapter.restart();
-           context.on('exit.intro', function () {
-             return chapter.restart();
-           });
-           var button = context.container().select('.preset-category-road_minor .preset-list-button');
-           if (button.empty()) return chapter.restart(); // disallow scrolling
+           if (actions.length) {
+             var combinedAction = function combinedAction(graph) {
+               actions.forEach(function (action) {
+                 graph = action(graph);
+               });
+               return graph;
+             };
 
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-           timeout(function () {
-             // reset pane, in case user somehow happened to change it..
-             context.container().select('.inspector-wrap .panewrap').style('right', '-100%');
-             reveal(button.node(), helpHtml('intro.lines.choose_category_road', {
-               category: roadCategory.name()
-             }));
-             button.on('click.intro', function () {
-               continueTo(choosePresetResidential);
-             });
-           }, 400); // after editor pane visible
+             var annotation = _t('operations.change_tags.annotation');
 
-           function continueTo(nextStep) {
-             context.container().select('.inspector-wrap').on('wheel.intro', null);
-             context.container().select('.preset-list-button').on('click.intro', null);
-             context.on('exit.intro', null);
-             nextStep();
+             if (_coalesceChanges) {
+               context.overwrite(combinedAction, annotation);
+             } else {
+               context.perform(combinedAction, annotation);
+               _coalesceChanges = false;
+             }
            }
+
+           context.validator().validate();
          }
 
-         function choosePresetResidential() {
-           if (context.mode().id !== 'select') return chapter.restart();
-           context.on('exit.intro', function () {
-             return chapter.restart();
-           });
-           var subgrid = context.container().select('.preset-category-road_minor .subgrid');
-           if (subgrid.empty()) return chapter.restart();
-           subgrid.selectAll(':not(.preset-highway-residential) .preset-list-button').on('click.intro', function () {
-             continueTo(retryPresetResidential);
-           });
-           subgrid.selectAll('.preset-highway-residential .preset-list-button').on('click.intro', function () {
-             continueTo(nameRoad);
-           });
-           timeout(function () {
-             reveal(subgrid.node(), helpHtml('intro.lines.choose_preset_residential', {
-               preset: residentialPreset.name()
-             }), {
-               tooltipBox: '.preset-highway-residential .preset-list-button',
-               duration: 300
-             });
-           }, 300);
+         entityEditor.modified = function (val) {
+           if (!arguments.length) return _modified;
+           _modified = val;
+           return entityEditor;
+         };
 
-           function continueTo(nextStep) {
-             context.container().select('.preset-list-button').on('click.intro', null);
-             context.on('exit.intro', null);
-             nextStep();
-           }
-         } // selected wrong road type
+         entityEditor.state = function (val) {
+           if (!arguments.length) return _state;
+           _state = val;
+           return entityEditor;
+         };
 
+         entityEditor.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs; // always reload these even if the entityIDs are unchanged, since we
+           // could be reselecting after something like dragging a node
 
-         function retryPresetResidential() {
-           if (context.mode().id !== 'select') return chapter.restart();
-           context.on('exit.intro', function () {
-             return chapter.restart();
-           }); // disallow scrolling
+           _base = context.graph();
+           _coalesceChanges = false;
+           if (val && _entityIDs && utilArrayIdentical(_entityIDs, val)) return entityEditor; // exit early if no change
 
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-           timeout(function () {
-             var button = context.container().select('.entity-editor-pane .preset-list-button');
-             reveal(button.node(), helpHtml('intro.lines.retry_preset_residential', {
-               preset: residentialPreset.name()
-             }));
-             button.on('click.intro', function () {
-               continueTo(chooseCategoryRoad);
-             });
-           }, 500);
+           _entityIDs = val;
+           loadActivePresets(true);
+           return entityEditor.modified(false);
+         };
 
-           function continueTo(nextStep) {
-             context.container().select('.inspector-wrap').on('wheel.intro', null);
-             context.container().select('.preset-list-button').on('click.intro', null);
-             context.on('exit.intro', null);
-             nextStep();
-           }
-         }
+         entityEditor.newFeature = function (val) {
+           if (!arguments.length) return _newFeature;
+           _newFeature = val;
+           return entityEditor;
+         };
 
-         function nameRoad() {
-           context.on('exit.intro', function () {
-             continueTo(didNameRoad);
-           });
-           timeout(function () {
-             reveal('.entity-editor-pane', helpHtml('intro.lines.name_road', {
-               button: icon('#iD-icon-close', 'inline')
-             }), {
-               tooltipClass: 'intro-lines-name_road'
-             });
-           }, 500);
+         function loadActivePresets(isForNewSelection) {
+           var graph = context.graph();
+           var counts = {};
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             nextStep();
+           for (var i in _entityIDs) {
+             var entity = graph.hasEntity(_entityIDs[i]);
+             if (!entity) return;
+             var match = _mainPresetIndex.match(entity, graph);
+             if (!counts[match.id]) counts[match.id] = 0;
+             counts[match.id] += 1;
            }
-         }
 
-         function didNameRoad() {
-           context.history().checkpoint('doneAddLine');
-           timeout(function () {
-             reveal('.surface', helpHtml('intro.lines.did_name_road'), {
-               buttonText: _t.html('intro.ok'),
-               buttonCallback: function buttonCallback() {
-                 continueTo(updateLine);
-               }
-             });
-           }, 500);
-
-           function continueTo(nextStep) {
-             nextStep();
-           }
-         }
+           var matches = Object.keys(counts).sort(function (p1, p2) {
+             return counts[p2] - counts[p1];
+           }).map(function (pID) {
+             return _mainPresetIndex.item(pID);
+           });
 
-         function updateLine() {
-           context.history().reset('doneAddLine');
+           if (!isForNewSelection) {
+             // A "weak" preset doesn't set any tags. (e.g. "Address")
+             var weakPreset = _activePresets.length === 1 && !_activePresets[0].isFallback() && Object.keys(_activePresets[0].addTags || {}).length === 0; // Don't replace a weak preset with a fallback preset (e.g. "Point")
 
-           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
-             return chapter.restart();
+             if (weakPreset && matches.length === 1 && matches[0].isFallback()) return;
            }
 
-           var msec = transitionTime(woodRoadDragMidpoint, context.map().center());
+           entityEditor.presets(matches);
+         }
 
-           if (msec) {
-             reveal(null, null, {
-               duration: 0
-             });
+         entityEditor.presets = function (val) {
+           if (!arguments.length) return _activePresets; // don't reload the same preset
+
+           if (!utilArrayIdentical(val, _activePresets)) {
+             _activePresets = val;
            }
 
-           context.map().centerZoomEase(woodRoadDragMidpoint, 19, msec);
-           timeout(function () {
-             var padding = 250 * Math.pow(2, context.map().zoom() - 19);
-             var box = pad(woodRoadDragMidpoint, padding, context);
+           return entityEditor;
+         };
 
-             var advance = function advance() {
-               continueTo(addNode);
-             };
+         return utilRebind(entityEditor, dispatch, 'on');
+       }
 
-             reveal(box, helpHtml('intro.lines.update_line'), {
-               buttonText: _t.html('intro.ok'),
-               buttonCallback: advance
-             });
-             context.map().on('move.intro drawn.intro', function () {
-               var padding = 250 * Math.pow(2, context.map().zoom() - 19);
-               var box = pad(woodRoadDragMidpoint, padding, context);
-               reveal(box, helpHtml('intro.lines.update_line'), {
-                 duration: 0,
-                 buttonText: _t.html('intro.ok'),
-                 buttonCallback: advance
-               });
-             });
-           }, msec + 100);
+       var sexagesimal = {exports: {}};
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             nextStep();
-           }
-         }
+       sexagesimal.exports = element;
+       var pair_1 = sexagesimal.exports.pair = pair;
+       sexagesimal.exports.format = format;
+       sexagesimal.exports.formatPair = formatPair;
+       sexagesimal.exports.coordToDMS = coordToDMS;
 
-         function addNode() {
-           context.history().reset('doneAddLine');
+       function element(input, dims) {
+         var result = search(input, dims);
+         return result === null ? null : result.val;
+       }
 
-           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
-             return chapter.restart();
-           }
+       function formatPair(input) {
+         return format(input.lat, 'lat') + ' ' + format(input.lon, 'lon');
+       } // Is 0 North or South?
 
-           var padding = 40 * Math.pow(2, context.map().zoom() - 19);
-           var box = pad(woodRoadAddNode, padding, context);
-           var addNodeString = helpHtml('intro.lines.add_node' + (context.lastPointerType() === 'mouse' ? '' : '_touch'));
-           reveal(box, addNodeString);
-           context.map().on('move.intro drawn.intro', function () {
-             var padding = 40 * Math.pow(2, context.map().zoom() - 19);
-             var box = pad(woodRoadAddNode, padding, context);
-             reveal(box, addNodeString, {
-               duration: 0
-             });
-           });
-           context.history().on('change.intro', function (changed) {
-             if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
-               return continueTo(updateLine);
-             }
 
-             if (changed.created().length === 1) {
-               timeout(function () {
-                 continueTo(startDragEndpoint);
-               }, 500);
-             }
-           });
-           context.on('enter.intro', function (mode) {
-             if (mode.id !== 'select') {
-               continueTo(updateLine);
-             }
-           });
+       function format(input, dim) {
+         var dms = coordToDMS(input, dim);
+         return dms.whole + '° ' + (dms.minutes ? dms.minutes + '\' ' : '') + (dms.seconds ? dms.seconds + '" ' : '') + dms.dir;
+       }
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.history().on('change.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
-           }
-         }
+       function coordToDMS(input, dim) {
+         var dirs = {
+           lat: ['N', 'S'],
+           lon: ['E', 'W']
+         }[dim] || '';
+         var dir = dirs[input >= 0 ? 0 : 1];
+         var abs = Math.abs(input);
+         var whole = Math.floor(abs);
+         var fraction = abs - whole;
+         var fractionMinutes = fraction * 60;
+         var minutes = Math.floor(fractionMinutes);
+         var seconds = Math.floor((fractionMinutes - minutes) * 60);
+         return {
+           whole: whole,
+           minutes: minutes,
+           seconds: seconds,
+           dir: dir
+         };
+       }
 
-         function startDragEndpoint() {
-           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
-             return continueTo(updateLine);
-           }
+       function search(input, dims) {
+         if (!dims) dims = 'NSEW';
+         if (typeof input !== 'string') return null;
+         input = input.toUpperCase();
+         var regex = /^[\s\,]*([NSEW])?\s*([\-|\—|\―]?[0-9.]+)[°º˚]?\s*(?:([0-9.]+)['’′‘]\s*)?(?:([0-9.]+)(?:''|"|”|″)\s*)?([NSEW])?/;
+         var m = input.match(regex);
+         if (!m) return null; // no match
 
-           var padding = 100 * Math.pow(2, context.map().zoom() - 19);
-           var box = pad(woodRoadDragEndpoint, padding, context);
-           var startDragString = helpHtml('intro.lines.start_drag_endpoint' + (context.lastPointerType() === 'mouse' ? '' : '_touch')) + helpHtml('intro.lines.drag_to_intersection');
-           reveal(box, startDragString);
-           context.map().on('move.intro drawn.intro', function () {
-             if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
-               return continueTo(updateLine);
-             }
+         var matched = m[0]; // extract dimension.. m[1] = leading, m[5] = trailing
 
-             var padding = 100 * Math.pow(2, context.map().zoom() - 19);
-             var box = pad(woodRoadDragEndpoint, padding, context);
-             reveal(box, startDragString, {
-               duration: 0
-             });
-             var entity = context.entity(woodRoadEndID);
+         var dim;
 
-             if (geoSphericalDistance(entity.loc, woodRoadDragEndpoint) <= 4) {
-               continueTo(finishDragEndpoint);
-             }
-           });
+         if (m[1] && m[5]) {
+           // if matched both..
+           dim = m[1]; // keep leading
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             nextStep();
-           }
-         }
+           matched = matched.slice(0, -1); // remove trailing dimension from match
+         } else {
+           dim = m[1] || m[5];
+         } // if unrecognized dimension
 
-         function finishDragEndpoint() {
-           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
-             return continueTo(updateLine);
-           }
 
-           var padding = 100 * Math.pow(2, context.map().zoom() - 19);
-           var box = pad(woodRoadDragEndpoint, padding, context);
-           var finishDragString = helpHtml('intro.lines.spot_looks_good') + helpHtml('intro.lines.finish_drag_endpoint' + (context.lastPointerType() === 'mouse' ? '' : '_touch'));
-           reveal(box, finishDragString);
-           context.map().on('move.intro drawn.intro', function () {
-             if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
-               return continueTo(updateLine);
-             }
+         if (dim && dims.indexOf(dim) === -1) return null; // extract DMS
 
-             var padding = 100 * Math.pow(2, context.map().zoom() - 19);
-             var box = pad(woodRoadDragEndpoint, padding, context);
-             reveal(box, finishDragString, {
-               duration: 0
-             });
-             var entity = context.entity(woodRoadEndID);
+         var deg = m[2] ? parseFloat(m[2]) : 0;
+         var min = m[3] ? parseFloat(m[3]) / 60 : 0;
+         var sec = m[4] ? parseFloat(m[4]) / 3600 : 0;
+         var sign = deg < 0 ? -1 : 1;
+         if (dim === 'S' || dim === 'W') sign *= -1;
+         return {
+           val: (Math.abs(deg) + min + sec) * sign,
+           dim: dim,
+           matched: matched,
+           remain: input.slice(matched.length)
+         };
+       }
 
-             if (geoSphericalDistance(entity.loc, woodRoadDragEndpoint) > 4) {
-               continueTo(startDragEndpoint);
-             }
-           });
-           context.on('enter.intro', function () {
-             continueTo(startDragMidpoint);
-           });
+       function pair(input, dims) {
+         input = input.trim();
+         var one = search(input, dims);
+         if (!one) return null;
+         input = one.remain.trim();
+         var two = search(input, dims);
+         if (!two || two.remain) return null;
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
-           }
+         if (one.dim) {
+           return swapdim(one.val, two.val, one.dim);
+         } else {
+           return [one.val, two.val];
          }
+       }
 
-         function startDragMidpoint() {
-           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
-             return continueTo(updateLine);
-           }
-
-           if (context.selectedIDs().indexOf(woodRoadID) === -1) {
-             context.enter(modeSelect(context, [woodRoadID]));
-           }
+       function swapdim(a, b, dim) {
+         if (dim === 'N' || dim === 'S') return [a, b];
+         if (dim === 'W' || dim === 'E') return [b, a];
+       }
 
-           var padding = 80 * Math.pow(2, context.map().zoom() - 19);
-           var box = pad(woodRoadDragMidpoint, padding, context);
-           reveal(box, helpHtml('intro.lines.start_drag_midpoint'));
-           context.map().on('move.intro drawn.intro', function () {
-             if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
-               return continueTo(updateLine);
-             }
+       function uiFeatureList(context) {
+         var _geocodeResults;
 
-             var padding = 80 * Math.pow(2, context.map().zoom() - 19);
-             var box = pad(woodRoadDragMidpoint, padding, context);
-             reveal(box, helpHtml('intro.lines.start_drag_midpoint'), {
-               duration: 0
-             });
-           });
-           context.history().on('change.intro', function (changed) {
-             if (changed.created().length === 1) {
-               continueTo(continueDragMidpoint);
-             }
-           });
-           context.on('enter.intro', function (mode) {
-             if (mode.id !== 'select') {
-               // keep Wood Road selected so midpoint triangles are drawn..
-               context.enter(modeSelect(context, [woodRoadID]));
-             }
-           });
+         function featureList(selection) {
+           var header = selection.append('div').attr('class', 'header fillL');
+           header.append('h2').call(_t.append('inspector.feature_list'));
+           var searchWrap = selection.append('div').attr('class', 'search-header');
+           searchWrap.call(svgIcon('#iD-icon-search', 'pre-text'));
+           var search = searchWrap.append('input').attr('placeholder', _t('inspector.search')).attr('type', 'search').call(utilNoAuto).on('keypress', keypress).on('keydown', keydown).on('input', inputevent);
+           var listWrap = selection.append('div').attr('class', 'inspector-body');
+           var list = listWrap.append('div').attr('class', 'feature-list');
+           context.on('exit.feature-list', clearSearch);
+           context.map().on('drawn.feature-list', mapDrawn);
+           context.keybinding().on(uiCmd('⌘F'), focusSearch);
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.history().on('change.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
+           function focusSearch(d3_event) {
+             var mode = context.mode() && context.mode().id;
+             if (mode !== 'browse') return;
+             d3_event.preventDefault();
+             search.node().focus();
            }
-         }
 
-         function continueDragMidpoint() {
-           if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
-             return continueTo(updateLine);
+           function keydown(d3_event) {
+             if (d3_event.keyCode === 27) {
+               // escape
+               search.node().blur();
+             }
            }
 
-           var padding = 100 * Math.pow(2, context.map().zoom() - 19);
-           var box = pad(woodRoadDragEndpoint, padding, context);
-           box.height += 400;
-
-           var advance = function advance() {
-             context.history().checkpoint('doneUpdateLine');
-             continueTo(deleteLines);
-           };
+           function keypress(d3_event) {
+             var q = search.property('value'),
+                 items = list.selectAll('.feature-list-item');
 
-           reveal(box, helpHtml('intro.lines.continue_drag_midpoint'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: advance
-           });
-           context.map().on('move.intro drawn.intro', function () {
-             if (!context.hasEntity(woodRoadID) || !context.hasEntity(woodRoadEndID)) {
-               return continueTo(updateLine);
+             if (d3_event.keyCode === 13 && // ↩ Return
+             q.length && items.size()) {
+               click(d3_event, items.datum());
              }
+           }
 
-             var padding = 100 * Math.pow(2, context.map().zoom() - 19);
-             var box = pad(woodRoadDragEndpoint, padding, context);
-             box.height += 400;
-             reveal(box, helpHtml('intro.lines.continue_drag_midpoint'), {
-               duration: 0,
-               buttonText: _t.html('intro.ok'),
-               buttonCallback: advance
-             });
-           });
-
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             nextStep();
+           function inputevent() {
+             _geocodeResults = undefined;
+             drawList();
            }
-         }
 
-         function deleteLines() {
-           context.history().reset('doneUpdateLine');
-           context.enter(modeBrowse(context));
+           function clearSearch() {
+             search.property('value', '');
+             drawList();
+           }
 
-           if (!context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
-             return chapter.restart();
+           function mapDrawn(e) {
+             if (e.full) {
+               drawList();
+             }
            }
 
-           var msec = transitionTime(deleteLinesLoc, context.map().center());
+           function features() {
+             var result = [];
+             var graph = context.graph();
+             var visibleCenter = context.map().extent().center();
+             var q = search.property('value').toLowerCase();
+             if (!q) return result;
+             var locationMatch = pair_1(q.toUpperCase()) || q.match(/^(-?\d+\.?\d*)\s+(-?\d+\.?\d*)$/);
 
-           if (msec) {
-             reveal(null, null, {
-               duration: 0
-             });
-           }
+             if (locationMatch) {
+               var loc = [parseFloat(locationMatch[0]), parseFloat(locationMatch[1])];
+               result.push({
+                 id: -1,
+                 geometry: 'point',
+                 type: _t('inspector.location'),
+                 name: dmsCoordinatePair([loc[1], loc[0]]),
+                 location: loc
+               });
+             } // A location search takes priority over an ID search
 
-           context.map().centerZoomEase(deleteLinesLoc, 18, msec);
-           timeout(function () {
-             var padding = 200 * Math.pow(2, context.map().zoom() - 18);
-             var box = pad(deleteLinesLoc, padding, context);
-             box.top -= 200;
-             box.height += 400;
 
-             var advance = function advance() {
-               continueTo(rightClickIntersection);
-             };
+             var idMatch = !locationMatch && q.match(/(?:^|\W)(node|way|relation|[nwr])\W?0*([1-9]\d*)(?:\W|$)/i);
 
-             reveal(box, helpHtml('intro.lines.delete_lines', {
-               street: _t('intro.graph.name.12th-avenue')
-             }), {
-               buttonText: _t.html('intro.ok'),
-               buttonCallback: advance
-             });
-             context.map().on('move.intro drawn.intro', function () {
-               var padding = 200 * Math.pow(2, context.map().zoom() - 18);
-               var box = pad(deleteLinesLoc, padding, context);
-               box.top -= 200;
-               box.height += 400;
-               reveal(box, helpHtml('intro.lines.delete_lines', {
-                 street: _t('intro.graph.name.12th-avenue')
-               }), {
-                 duration: 0,
-                 buttonText: _t.html('intro.ok'),
-                 buttonCallback: advance
+             if (idMatch) {
+               var elemType = idMatch[1].charAt(0);
+               var elemId = idMatch[2];
+               result.push({
+                 id: elemType + elemId,
+                 geometry: elemType === 'n' ? 'point' : elemType === 'w' ? 'line' : 'relation',
+                 type: elemType === 'n' ? _t('inspector.node') : elemType === 'w' ? _t('inspector.way') : _t('inspector.relation'),
+                 name: elemId
                });
-             });
-             context.history().on('change.intro', function () {
-               timeout(function () {
-                 continueTo(deleteLines);
-               }, 500); // after any transition (e.g. if user deleted intersection)
-             });
-           }, msec + 100);
+             }
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
-           }
-         }
+             var allEntities = graph.entities;
+             var localResults = [];
 
-         function rightClickIntersection() {
-           context.history().reset('doneUpdateLine');
-           context.enter(modeBrowse(context));
-           context.map().centerZoomEase(eleventhAvenueEnd, 18, 500);
-           var rightClickString = helpHtml('intro.lines.split_street', {
-             street1: _t('intro.graph.name.11th-avenue'),
-             street2: _t('intro.graph.name.washington-street')
-           }) + helpHtml('intro.lines.' + (context.lastPointerType() === 'mouse' ? 'rightclick_intersection' : 'edit_menu_intersection_touch'));
-           timeout(function () {
-             var padding = 60 * Math.pow(2, context.map().zoom() - 18);
-             var box = pad(eleventhAvenueEnd, padding, context);
-             reveal(box, rightClickString);
-             context.map().on('move.intro drawn.intro', function () {
-               var padding = 60 * Math.pow(2, context.map().zoom() - 18);
-               var box = pad(eleventhAvenueEnd, padding, context);
-               reveal(box, rightClickString, {
-                 duration: 0
+             for (var id in allEntities) {
+               var entity = allEntities[id];
+               if (!entity) continue;
+               var name = utilDisplayName(entity) || '';
+               if (name.toLowerCase().indexOf(q) < 0) continue;
+               var matched = _mainPresetIndex.match(entity, graph);
+               var type = matched && matched.name() || utilDisplayType(entity.id);
+               var extent = entity.extent(graph);
+               var distance = extent ? geoSphericalDistance(visibleCenter, extent.center()) : 0;
+               localResults.push({
+                 id: entity.id,
+                 entity: entity,
+                 geometry: entity.geometry(graph),
+                 type: type,
+                 name: name,
+                 distance: distance
                });
-             });
-             context.on('enter.intro', function (mode) {
-               if (mode.id !== 'select') return;
-               var ids = context.selectedIDs();
-               if (ids.length !== 1 || ids[0] !== eleventhAvenueEndID) return;
-               timeout(function () {
-                 var node = selectMenuItem(context, 'split').node();
-                 if (!node) return;
-                 continueTo(splitIntersection);
-               }, 50); // after menu visible
-             });
-             context.history().on('change.intro', function () {
-               timeout(function () {
-                 continueTo(deleteLines);
-               }, 300); // after any transition (e.g. if user deleted intersection)
-             });
-           }, 600);
-
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
-           }
-         }
+               if (localResults.length > 100) break;
+             }
 
-         function splitIntersection() {
-           if (!context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
-             return continueTo(deleteLines);
-           }
+             localResults = localResults.sort(function byDistance(a, b) {
+               return a.distance - b.distance;
+             });
+             result = result.concat(localResults);
 
-           var node = selectMenuItem(context, 'split').node();
+             (_geocodeResults || []).forEach(function (d) {
+               if (d.osm_type && d.osm_id) {
+                 // some results may be missing these - #1890
+                 // Make a temporary osmEntity so we can preset match
+                 // and better localize the search result - #4725
+                 var id = osmEntity.id.fromOSM(d.osm_type, d.osm_id);
+                 var tags = {};
+                 tags[d["class"]] = d.type;
+                 var attrs = {
+                   id: id,
+                   type: d.osm_type,
+                   tags: tags
+                 };
 
-           if (!node) {
-             return continueTo(rightClickIntersection);
-           }
+                 if (d.osm_type === 'way') {
+                   // for ways, add some fake closed nodes
+                   attrs.nodes = ['a', 'a']; // so that geometry area is possible
+                 }
 
-           var wasChanged = false;
-           _washingtonSegmentID = null;
-           reveal('.edit-menu', helpHtml('intro.lines.split_intersection', {
-             street: _t('intro.graph.name.washington-street')
-           }), {
-             padding: 50
-           });
-           context.map().on('move.intro drawn.intro', function () {
-             var node = selectMenuItem(context, 'split').node();
+                 var tempEntity = osmEntity(attrs);
+                 var tempGraph = coreGraph([tempEntity]);
+                 var matched = _mainPresetIndex.match(tempEntity, tempGraph);
+                 var type = matched && matched.name() || utilDisplayType(id);
+                 result.push({
+                   id: tempEntity.id,
+                   geometry: tempEntity.geometry(tempGraph),
+                   type: type,
+                   name: d.display_name,
+                   extent: new geoExtent([parseFloat(d.boundingbox[3]), parseFloat(d.boundingbox[0])], [parseFloat(d.boundingbox[2]), parseFloat(d.boundingbox[1])])
+                 });
+               }
+             });
 
-             if (!wasChanged && !node) {
-               return continueTo(rightClickIntersection);
+             if (q.match(/^[0-9]+$/)) {
+               // if query is just a number, possibly an OSM ID without a prefix
+               result.push({
+                 id: 'n' + q,
+                 geometry: 'point',
+                 type: _t('inspector.node'),
+                 name: q
+               });
+               result.push({
+                 id: 'w' + q,
+                 geometry: 'line',
+                 type: _t('inspector.way'),
+                 name: q
+               });
+               result.push({
+                 id: 'r' + q,
+                 geometry: 'relation',
+                 type: _t('inspector.relation'),
+                 name: q
+               });
              }
 
-             reveal('.edit-menu', helpHtml('intro.lines.split_intersection', {
-               street: _t('intro.graph.name.washington-street')
-             }), {
-               duration: 0,
-               padding: 50
-             });
-           });
-           context.history().on('change.intro', function (changed) {
-             wasChanged = true;
-             timeout(function () {
-               if (context.history().undoAnnotation() === _t('operations.split.annotation.line', {
-                 n: 1
-               })) {
-                 _washingtonSegmentID = changed.created()[0].id;
-                 continueTo(didSplit);
-               } else {
-                 _washingtonSegmentID = null;
-                 continueTo(retrySplit);
-               }
-             }, 300); // after any transition (e.g. if user deleted intersection)
-           });
-
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
+             return result;
            }
-         }
 
-         function retrySplit() {
-           context.enter(modeBrowse(context));
-           context.map().centerZoomEase(eleventhAvenueEnd, 18, 500);
+           function drawList() {
+             var value = search.property('value');
+             var results = features();
+             list.classed('filtered', value.length);
+             var resultsIndicator = list.selectAll('.no-results-item').data([0]).enter().append('button').property('disabled', true).attr('class', 'no-results-item').call(svgIcon('#iD-icon-alert', 'pre-text'));
+             resultsIndicator.append('span').attr('class', 'entity-name');
+             list.selectAll('.no-results-item .entity-name').html('').call(_t.append('geocoder.no_results_worldwide'));
 
-           var advance = function advance() {
-             continueTo(rightClickIntersection);
-           };
+             if (services.geocoder) {
+               list.selectAll('.geocode-item').data([0]).enter().append('button').attr('class', 'geocode-item secondary-action').on('click', geocoderSearch).append('div').attr('class', 'label').append('span').attr('class', 'entity-name').call(_t.append('geocoder.search'));
+             }
 
-           var padding = 60 * Math.pow(2, context.map().zoom() - 18);
-           var box = pad(eleventhAvenueEnd, padding, context);
-           reveal(box, helpHtml('intro.lines.retry_split'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: advance
-           });
-           context.map().on('move.intro drawn.intro', function () {
-             var padding = 60 * Math.pow(2, context.map().zoom() - 18);
-             var box = pad(eleventhAvenueEnd, padding, context);
-             reveal(box, helpHtml('intro.lines.retry_split'), {
-               duration: 0,
-               buttonText: _t.html('intro.ok'),
-               buttonCallback: advance
+             list.selectAll('.no-results-item').style('display', value.length && !results.length ? 'block' : 'none');
+             list.selectAll('.geocode-item').style('display', value && _geocodeResults === undefined ? 'block' : 'none');
+             list.selectAll('.feature-list-item').data([-1]).remove();
+             var items = list.selectAll('.feature-list-item').data(results, function (d) {
+               return d.id;
              });
-           });
-
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             nextStep();
+             var enter = items.enter().insert('button', '.geocode-item').attr('class', 'feature-list-item').on('mouseover', mouseover).on('mouseout', mouseout).on('click', click);
+             var label = enter.append('div').attr('class', 'label');
+             label.each(function (d) {
+               select(this).call(svgIcon('#iD-icon-' + d.geometry, 'pre-text'));
+             });
+             label.append('span').attr('class', 'entity-type').text(function (d) {
+               return d.type;
+             });
+             label.append('span').attr('class', 'entity-name').text(function (d) {
+               return d.name;
+             });
+             enter.style('opacity', 0).transition().style('opacity', 1);
+             items.order();
+             items.exit().remove();
            }
-         }
 
-         function didSplit() {
-           if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
-             return continueTo(rightClickIntersection);
+           function mouseover(d3_event, d) {
+             if (d.id === -1) return;
+             utilHighlightEntities([d.id], true, context);
            }
 
-           var ids = context.selectedIDs();
-           var string = 'intro.lines.did_split_' + (ids.length > 1 ? 'multi' : 'single');
-           var street = _t('intro.graph.name.washington-street');
-           var padding = 200 * Math.pow(2, context.map().zoom() - 18);
-           var box = pad(twelfthAvenue, padding, context);
-           box.width = box.width / 2;
-           reveal(box, helpHtml(string, {
-             street1: street,
-             street2: street
-           }), {
-             duration: 500
-           });
-           timeout(function () {
-             context.map().centerZoomEase(twelfthAvenue, 18, 500);
-             context.map().on('move.intro drawn.intro', function () {
-               var padding = 200 * Math.pow(2, context.map().zoom() - 18);
-               var box = pad(twelfthAvenue, padding, context);
-               box.width = box.width / 2;
-               reveal(box, helpHtml(string, {
-                 street1: street,
-                 street2: street
-               }), {
-                 duration: 0
-               });
-             });
-           }, 600); // after initial reveal and curtain cut
+           function mouseout(d3_event, d) {
+             if (d.id === -1) return;
+             utilHighlightEntities([d.id], false, context);
+           }
 
-           context.on('enter.intro', function () {
-             var ids = context.selectedIDs();
+           function click(d3_event, d) {
+             d3_event.preventDefault();
 
-             if (ids.length === 1 && ids[0] === _washingtonSegmentID) {
-               continueTo(multiSelect);
-             }
-           });
-           context.history().on('change.intro', function () {
-             if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
-               return continueTo(rightClickIntersection);
+             if (d.location) {
+               context.map().centerZoomEase([d.location[1], d.location[0]], 19);
+             } else if (d.entity) {
+               utilHighlightEntities([d.id], false, context);
+               context.enter(modeSelect(context, [d.entity.id]));
+               context.map().zoomToEase(d.entity);
+             } else {
+               // download, zoom to, and select the entity with the given ID
+               context.zoomToEntity(d.id);
              }
-           });
-
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
            }
-         }
 
-         function multiSelect() {
-           if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
-             return continueTo(rightClickIntersection);
+           function geocoderSearch() {
+             services.geocoder.search(search.property('value'), function (err, resp) {
+               _geocodeResults = resp || [];
+               drawList();
+             });
            }
+         }
 
-           var ids = context.selectedIDs();
-           var hasWashington = ids.indexOf(_washingtonSegmentID) !== -1;
-           var hasTwelfth = ids.indexOf(twelfthAvenueID) !== -1;
+         return featureList;
+       }
 
-           if (hasWashington && hasTwelfth) {
-             return continueTo(multiRightClick);
-           } else if (!hasWashington && !hasTwelfth) {
-             return continueTo(didSplit);
-           }
+       function uiImproveOsmComments() {
+         var _qaItem;
 
-           context.map().centerZoomEase(twelfthAvenue, 18, 500);
-           timeout(function () {
-             var selected, other, padding, box;
+         function issueComments(selection) {
+           // make the div immediately so it appears above the buttons
+           var comments = selection.selectAll('.comments-container').data([0]);
+           comments = comments.enter().append('div').attr('class', 'comments-container').merge(comments); // must retrieve comments from API before they can be displayed
 
-             if (hasWashington) {
-               selected = _t('intro.graph.name.washington-street');
-               other = _t('intro.graph.name.12th-avenue');
-               padding = 60 * Math.pow(2, context.map().zoom() - 18);
-               box = pad(twelfthAvenueEnd, padding, context);
-               box.width *= 3;
-             } else {
-               selected = _t('intro.graph.name.12th-avenue');
-               other = _t('intro.graph.name.washington-street');
-               padding = 200 * Math.pow(2, context.map().zoom() - 18);
-               box = pad(twelfthAvenue, padding, context);
-               box.width /= 2;
-             }
+           services.improveOSM.getComments(_qaItem).then(function (d) {
+             if (!d.comments) return; // nothing to do here
 
-             reveal(box, helpHtml('intro.lines.multi_select', {
-               selected: selected,
-               other1: other
-             }) + ' ' + helpHtml('intro.lines.add_to_selection_' + (context.lastPointerType() === 'mouse' ? 'click' : 'touch'), {
-               selected: selected,
-               other2: other
-             }));
-             context.map().on('move.intro drawn.intro', function () {
-               if (hasWashington) {
-                 selected = _t('intro.graph.name.washington-street');
-                 other = _t('intro.graph.name.12th-avenue');
-                 padding = 60 * Math.pow(2, context.map().zoom() - 18);
-                 box = pad(twelfthAvenueEnd, padding, context);
-                 box.width *= 3;
-               } else {
-                 selected = _t('intro.graph.name.12th-avenue');
-                 other = _t('intro.graph.name.washington-street');
-                 padding = 200 * Math.pow(2, context.map().zoom() - 18);
-                 box = pad(twelfthAvenue, padding, context);
-                 box.width /= 2;
+             var commentEnter = comments.selectAll('.comment').data(d.comments).enter().append('div').attr('class', 'comment');
+             commentEnter.append('div').attr('class', 'comment-avatar').call(svgIcon('#iD-icon-avatar', 'comment-avatar-icon'));
+             var mainEnter = commentEnter.append('div').attr('class', 'comment-main');
+             var metadataEnter = mainEnter.append('div').attr('class', 'comment-metadata');
+             metadataEnter.append('div').attr('class', 'comment-author').each(function (d) {
+               var osm = services.osm;
+               var selection = select(this);
+
+               if (osm && d.username) {
+                 selection = selection.append('a').attr('class', 'comment-author-link').attr('href', osm.userURL(d.username)).attr('target', '_blank');
                }
 
-               reveal(box, helpHtml('intro.lines.multi_select', {
-                 selected: selected,
-                 other1: other
-               }) + ' ' + helpHtml('intro.lines.add_to_selection_' + (context.lastPointerType() === 'mouse' ? 'click' : 'touch'), {
-                 selected: selected,
-                 other2: other
-               }), {
-                 duration: 0
+               selection.text(function (d) {
+                 return d.username;
                });
              });
-             context.on('enter.intro', function () {
-               continueTo(multiSelect);
+             metadataEnter.append('div').attr('class', 'comment-date').html(function (d) {
+               return _t.html('note.status.commented', {
+                 when: localeDateString(d.timestamp)
+               });
              });
-             context.history().on('change.intro', function () {
-               if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
-                 return continueTo(rightClickIntersection);
-               }
+             mainEnter.append('div').attr('class', 'comment-text').append('p').text(function (d) {
+               return d.text;
              });
-           }, 600);
+           })["catch"](function (err) {
+             console.log(err); // eslint-disable-line no-console
+           });
+         }
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
-           }
+         function localeDateString(s) {
+           if (!s) return null;
+           var options = {
+             day: 'numeric',
+             month: 'short',
+             year: 'numeric'
+           };
+           var d = new Date(s * 1000); // timestamp is served in seconds, date takes ms
+
+           if (isNaN(d.getTime())) return null;
+           return d.toLocaleDateString(_mainLocalizer.localeCode(), options);
          }
 
-         function multiRightClick() {
-           if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
-             return continueTo(rightClickIntersection);
-           }
+         issueComments.issue = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return issueComments;
+         };
 
-           var padding = 200 * Math.pow(2, context.map().zoom() - 18);
-           var box = pad(twelfthAvenue, padding, context);
-           var rightClickString = helpHtml('intro.lines.multi_select_success') + helpHtml('intro.lines.multi_' + (context.lastPointerType() === 'mouse' ? 'rightclick' : 'edit_menu_touch'));
-           reveal(box, rightClickString);
-           context.map().on('move.intro drawn.intro', function () {
-             var padding = 200 * Math.pow(2, context.map().zoom() - 18);
-             var box = pad(twelfthAvenue, padding, context);
-             reveal(box, rightClickString, {
-               duration: 0
-             });
+         return issueComments;
+       }
+
+       function uiImproveOsmDetails(context) {
+         var _qaItem;
+
+         function issueDetail(d) {
+           if (d.desc) return d.desc;
+           var issueKey = d.issueKey;
+           d.replacements = d.replacements || {};
+           d.replacements["default"] = _t.html('inspector.unknown'); // special key `default` works as a fallback string
+
+           return _t.html("QA.improveOSM.error_types.".concat(issueKey, ".description"), d.replacements);
+         }
+
+         function improveOsmDetails(selection) {
+           var details = selection.selectAll('.error-details').data(_qaItem ? [_qaItem] : [], function (d) {
+             return "".concat(d.id, "-").concat(d.status || 0);
            });
-           context.ui().editMenu().on('toggled.intro', function (open) {
-             if (!open) return;
-             timeout(function () {
-               var ids = context.selectedIDs();
+           details.exit().remove();
+           var detailsEnter = details.enter().append('div').attr('class', 'error-details qa-details-container'); // description
 
-               if (ids.length === 2 && ids.indexOf(twelfthAvenueID) !== -1 && ids.indexOf(_washingtonSegmentID) !== -1) {
-                 var node = selectMenuItem(context, 'delete').node();
-                 if (!node) return;
-                 continueTo(multiDelete);
-               } else if (ids.length === 1 && ids.indexOf(_washingtonSegmentID) !== -1) {
-                 return continueTo(multiSelect);
+           var descriptionEnter = detailsEnter.append('div').attr('class', 'qa-details-subsection');
+           descriptionEnter.append('h4').call(_t.append('QA.keepRight.detail_description'));
+           descriptionEnter.append('div').attr('class', 'qa-details-description-text').text(issueDetail); // If there are entity links in the error message..
+
+           var relatedEntities = [];
+           descriptionEnter.selectAll('.error_entity_link, .error_object_link').attr('href', '#').each(function () {
+             var link = select(this);
+             var isObjectLink = link.classed('error_object_link');
+             var entityID = isObjectLink ? utilEntityRoot(_qaItem.objectType) + _qaItem.objectId : this.textContent;
+             var entity = context.hasEntity(entityID);
+             relatedEntities.push(entityID); // Add click handler
+
+             link.on('mouseenter', function () {
+               utilHighlightEntities([entityID], true, context);
+             }).on('mouseleave', function () {
+               utilHighlightEntities([entityID], false, context);
+             }).on('click', function (d3_event) {
+               d3_event.preventDefault();
+               utilHighlightEntities([entityID], false, context);
+               var osmlayer = context.layers().layer('osm');
+
+               if (!osmlayer.enabled()) {
+                 osmlayer.enabled(true);
+               }
+
+               context.map().centerZoom(_qaItem.loc, 20);
+
+               if (entity) {
+                 context.enter(modeSelect(context, [entityID]));
                } else {
-                 return continueTo(didSplit);
+                 context.loadEntity(entityID, function (err, result) {
+                   if (err) return;
+                   var entity = result.data.find(function (e) {
+                     return e.id === entityID;
+                   });
+                   if (entity) context.enter(modeSelect(context, [entityID]));
+                 });
                }
-             }, 300); // after edit menu visible
-           });
-           context.history().on('change.intro', function () {
-             if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
-               return continueTo(rightClickIntersection);
-             }
-           });
+             }); // Replace with friendly name if possible
+             // (The entity may not yet be loaded into the graph)
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.ui().editMenu().on('toggled.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
-           }
-         }
+             if (entity) {
+               var name = utilDisplayName(entity); // try to use common name
 
-         function multiDelete() {
-           if (!_washingtonSegmentID || !context.hasEntity(_washingtonSegmentID) || !context.hasEntity(washingtonStreetID) || !context.hasEntity(twelfthAvenueID) || !context.hasEntity(eleventhAvenueEndID)) {
-             return continueTo(rightClickIntersection);
-           }
+               if (!name && !isObjectLink) {
+                 var preset = _mainPresetIndex.match(entity, context.graph());
+                 name = preset && !preset.isFallback() && preset.name(); // fallback to preset name
+               }
 
-           var node = selectMenuItem(context, 'delete').node();
-           if (!node) return continueTo(multiRightClick);
-           reveal('.edit-menu', helpHtml('intro.lines.multi_delete'), {
-             padding: 50
-           });
-           context.map().on('move.intro drawn.intro', function () {
-             reveal('.edit-menu', helpHtml('intro.lines.multi_delete'), {
-               duration: 0,
-               padding: 50
-             });
-           });
-           context.on('exit.intro', function () {
-             if (context.hasEntity(_washingtonSegmentID) || context.hasEntity(twelfthAvenueID)) {
-               return continueTo(multiSelect); // left select mode but roads still exist
-             }
-           });
-           context.history().on('change.intro', function () {
-             if (context.hasEntity(_washingtonSegmentID) || context.hasEntity(twelfthAvenueID)) {
-               continueTo(retryDelete); // changed something but roads still exist
-             } else {
-               continueTo(play);
+               if (name) {
+                 this.innerText = name;
+               }
              }
-           });
+           }); // Don't hide entities related to this error - #5880
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('exit.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
-           }
+           context.features().forceVisible(relatedEntities);
+           context.map().pan([0, 0]); // trigger a redraw
          }
 
-         function retryDelete() {
-           context.enter(modeBrowse(context));
-           var padding = 200 * Math.pow(2, context.map().zoom() - 18);
-           var box = pad(twelfthAvenue, padding, context);
-           reveal(box, helpHtml('intro.lines.retry_delete'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               continueTo(multiSelect);
-             }
-           });
+         improveOsmDetails.issue = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return improveOsmDetails;
+         };
 
-           function continueTo(nextStep) {
-             nextStep();
-           }
+         return improveOsmDetails;
+       }
+
+       function uiImproveOsmHeader() {
+         var _qaItem;
+
+         function issueTitle(d) {
+           var issueKey = d.issueKey;
+           d.replacements = d.replacements || {};
+           d.replacements["default"] = _t.html('inspector.unknown'); // special key `default` works as a fallback string
+
+           return _t.html("QA.improveOSM.error_types.".concat(issueKey, ".title"), d.replacements);
          }
 
-         function play() {
-           dispatch$1.call('done');
-           reveal('.ideditor', helpHtml('intro.lines.play', {
-             next: _t('intro.buildings.title')
-           }), {
-             tooltipBox: '.intro-nav-wrap .chapter-building',
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               reveal('.ideditor');
+         function improveOsmHeader(selection) {
+           var header = selection.selectAll('.qa-header').data(_qaItem ? [_qaItem] : [], function (d) {
+             return "".concat(d.id, "-").concat(d.status || 0);
+           });
+           header.exit().remove();
+           var headerEnter = header.enter().append('div').attr('class', 'qa-header');
+           var svgEnter = headerEnter.append('div').attr('class', 'qa-header-icon').classed('new', function (d) {
+             return d.id < 0;
+           }).append('svg').attr('width', '20px').attr('height', '30px').attr('viewbox', '0 0 20 30').attr('class', function (d) {
+             return "preset-icon-28 qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.itemType);
+           });
+           svgEnter.append('polygon').attr('fill', 'currentColor').attr('class', 'qaItem-fill').attr('points', '16,3 4,3 1,6 1,17 4,20 7,20 10,27 13,20 16,20 19,17.033 19,6');
+           svgEnter.append('use').attr('class', 'icon-annotation').attr('width', '13px').attr('height', '13px').attr('transform', 'translate(3.5, 5)').attr('xlink:href', function (d) {
+             var picon = d.icon;
+
+             if (!picon) {
+               return '';
+             } else {
+               var isMaki = /^maki-/.test(picon);
+               return "#".concat(picon).concat(isMaki ? '-11' : '');
              }
            });
+           headerEnter.append('div').attr('class', 'qa-header-label').text(issueTitle);
          }
 
-         chapter.enter = function () {
-           addLine();
-         };
-
-         chapter.exit = function () {
-           timeouts.forEach(window.clearTimeout);
-           select(window).on('pointerdown.intro mousedown.intro', null, true);
-           context.on('enter.intro exit.intro', null);
-           context.map().on('move.intro drawn.intro', null);
-           context.history().on('change.intro', null);
-           context.container().select('.inspector-wrap').on('wheel.intro', null);
-           context.container().select('.preset-list-button').on('click.intro', null);
-         };
-
-         chapter.restart = function () {
-           chapter.exit();
-           chapter.enter();
+         improveOsmHeader.issue = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return improveOsmHeader;
          };
 
-         return utilRebind(chapter, dispatch$1, 'on');
+         return improveOsmHeader;
        }
 
-       function uiIntroBuilding(context, reveal) {
-         var dispatch$1 = dispatch('done');
-         var house = [-85.62815, 41.95638];
-         var tank = [-85.62732, 41.95347];
-         var buildingCatetory = _mainPresetIndex.item('category-building');
-         var housePreset = _mainPresetIndex.item('building/house');
-         var tankPreset = _mainPresetIndex.item('man_made/storage_tank');
-         var timeouts = [];
-         var _houseID = null;
-         var _tankID = null;
-         var chapter = {
-           title: 'intro.buildings.title'
-         };
-
-         function timeout(f, t) {
-           timeouts.push(window.setTimeout(f, t));
-         }
-
-         function eventCancel(d3_event) {
-           d3_event.stopPropagation();
-           d3_event.preventDefault();
-         }
+       function uiImproveOsmEditor(context) {
+         var dispatch = dispatch$8('change');
+         var qaDetails = uiImproveOsmDetails(context);
+         var qaComments = uiImproveOsmComments();
+         var qaHeader = uiImproveOsmHeader();
 
-         function revealHouse(center, text, options) {
-           var padding = 160 * Math.pow(2, context.map().zoom() - 20);
-           var box = pad(center, padding, context);
-           reveal(box, text, options);
-         }
+         var _qaItem;
 
-         function revealTank(center, text, options) {
-           var padding = 190 * Math.pow(2, context.map().zoom() - 19.5);
-           var box = pad(center, padding, context);
-           reveal(box, text, options);
+         function improveOsmEditor(selection) {
+           var headerEnter = selection.selectAll('.header').data([0]).enter().append('div').attr('class', 'header fillL');
+           headerEnter.append('button').attr('class', 'close').attr('title', _t('icons.close')).on('click', function () {
+             return context.enter(modeBrowse(context));
+           }).call(svgIcon('#iD-icon-close'));
+           headerEnter.append('h2').call(_t.append('QA.improveOSM.title'));
+           var body = selection.selectAll('.body').data([0]);
+           body = body.enter().append('div').attr('class', 'body').merge(body);
+           var editor = body.selectAll('.qa-editor').data([0]);
+           editor.enter().append('div').attr('class', 'modal-section qa-editor').merge(editor).call(qaHeader.issue(_qaItem)).call(qaDetails.issue(_qaItem)).call(qaComments.issue(_qaItem)).call(improveOsmSaveSection);
          }
 
-         function addHouse() {
-           context.enter(modeBrowse(context));
-           context.history().reset('initial');
-           _houseID = null;
-           var msec = transitionTime(house, context.map().center());
+         function improveOsmSaveSection(selection) {
+           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
 
-           if (msec) {
-             reveal(null, null, {
-               duration: 0
-             });
-           }
+           var isShown = _qaItem && (isSelected || _qaItem.newComment || _qaItem.comment);
+           var saveSection = selection.selectAll('.qa-save').data(isShown ? [_qaItem] : [], function (d) {
+             return "".concat(d.id, "-").concat(d.status || 0);
+           }); // exit
 
-           context.map().centerZoomEase(house, 19, msec);
-           timeout(function () {
-             var tooltip = reveal('button.add-area', helpHtml('intro.buildings.add_building'));
-             tooltip.selectAll('.popover-inner').insert('svg', 'span').attr('class', 'tooltip-illustration').append('use').attr('xlink:href', '#iD-graphic-buildings');
-             context.on('enter.intro', function (mode) {
-               if (mode.id !== 'add-area') return;
-               continueTo(startHouse);
-             });
-           }, msec + 100);
+           saveSection.exit().remove(); // enter
 
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             nextStep();
-           }
-         }
+           var saveSectionEnter = saveSection.enter().append('div').attr('class', 'qa-save save-section cf');
+           saveSectionEnter.append('h4').attr('class', '.qa-save-header').call(_t.append('note.newComment'));
+           saveSectionEnter.append('textarea').attr('class', 'new-comment-input').attr('placeholder', _t('QA.keepRight.comment_placeholder')).attr('maxlength', 1000).property('value', function (d) {
+             return d.newComment;
+           }).call(utilNoAuto).on('input', changeInput).on('blur', changeInput); // update
 
-         function startHouse() {
-           if (context.mode().id !== 'add-area') {
-             return continueTo(addHouse);
-           }
+           saveSection = saveSectionEnter.merge(saveSection).call(qaSaveButtons);
 
-           _houseID = null;
-           context.map().zoomEase(20, 500);
-           timeout(function () {
-             var startString = helpHtml('intro.buildings.start_building') + helpHtml('intro.buildings.building_corner_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap'));
-             revealHouse(house, startString);
-             context.map().on('move.intro drawn.intro', function () {
-               revealHouse(house, startString, {
-                 duration: 0
-               });
-             });
-             context.on('enter.intro', function (mode) {
-               if (mode.id !== 'draw-area') return chapter.restart();
-               continueTo(continueHouse);
-             });
-           }, 550); // after easing
+           function changeInput() {
+             var input = select(this);
+             var val = input.property('value').trim();
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
-           }
-         }
+             if (val === '') {
+               val = undefined;
+             } // store the unsaved comment with the issue itself
 
-         function continueHouse() {
-           if (context.mode().id !== 'draw-area') {
-             return continueTo(addHouse);
-           }
 
-           _houseID = null;
-           var continueString = helpHtml('intro.buildings.continue_building') + '{br}' + helpHtml('intro.areas.finish_area_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap')) + helpHtml('intro.buildings.finish_building');
-           revealHouse(house, continueString);
-           context.map().on('move.intro drawn.intro', function () {
-             revealHouse(house, continueString, {
-               duration: 0
+             _qaItem = _qaItem.update({
+               newComment: val
              });
-           });
-           context.on('enter.intro', function (mode) {
-             if (mode.id === 'draw-area') {
-               return;
-             } else if (mode.id === 'select') {
-               var graph = context.graph();
-               var way = context.entity(context.selectedIDs()[0]);
-               var nodes = graph.childNodes(way);
-               var points = utilArrayUniq(nodes).map(function (n) {
-                 return context.projection(n.loc);
-               });
+             var qaService = services.improveOSM;
 
-               if (isMostlySquare(points)) {
-                 _houseID = way.id;
-                 return continueTo(chooseCategoryBuilding);
-               } else {
-                 return continueTo(retryHouse);
-               }
-             } else {
-               return chapter.restart();
+             if (qaService) {
+               qaService.replaceItem(_qaItem);
              }
-           });
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
+             saveSection.call(qaSaveButtons);
            }
          }
 
-         function retryHouse() {
-           var onClick = function onClick() {
-             continueTo(addHouse);
-           };
+         function qaSaveButtons(selection) {
+           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
 
-           revealHouse(house, helpHtml('intro.buildings.retry_building'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: onClick
-           });
-           context.map().on('move.intro drawn.intro', function () {
-             revealHouse(house, helpHtml('intro.buildings.retry_building'), {
-               duration: 0,
-               buttonText: _t.html('intro.ok'),
-               buttonCallback: onClick
-             });
-           });
+           var buttonSection = selection.selectAll('.buttons').data(isSelected ? [_qaItem] : [], function (d) {
+             return d.status + d.id;
+           }); // exit
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             nextStep();
-           }
-         }
+           buttonSection.exit().remove(); // enter
 
-         function chooseCategoryBuilding() {
-           if (!_houseID || !context.hasEntity(_houseID)) {
-             return addHouse();
-           }
+           var buttonEnter = buttonSection.enter().append('div').attr('class', 'buttons');
+           buttonEnter.append('button').attr('class', 'button comment-button action').call(_t.append('QA.keepRight.save_comment'));
+           buttonEnter.append('button').attr('class', 'button close-button action');
+           buttonEnter.append('button').attr('class', 'button ignore-button action'); // update
 
-           var ids = context.selectedIDs();
+           buttonSection = buttonSection.merge(buttonEnter);
+           buttonSection.select('.comment-button').attr('disabled', function (d) {
+             return d.newComment ? null : true;
+           }).on('click.comment', function (d3_event, d) {
+             this.blur(); // avoid keeping focus on the button - #4641
 
-           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _houseID) {
-             context.enter(modeSelect(context, [_houseID]));
-           } // disallow scrolling
+             var qaService = services.improveOSM;
 
+             if (qaService) {
+               qaService.postUpdate(d, function (err, item) {
+                 return dispatch.call('change', item);
+               });
+             }
+           });
+           buttonSection.select('.close-button').html(function (d) {
+             var andComment = d.newComment ? '_comment' : '';
+             return _t.html("QA.keepRight.close".concat(andComment));
+           }).on('click.close', function (d3_event, d) {
+             this.blur(); // avoid keeping focus on the button - #4641
 
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-           timeout(function () {
-             // reset pane, in case user somehow happened to change it..
-             context.container().select('.inspector-wrap .panewrap').style('right', '-100%');
-             var button = context.container().select('.preset-category-building .preset-list-button');
-             reveal(button.node(), helpHtml('intro.buildings.choose_category_building', {
-               category: buildingCatetory.name()
-             }));
-             button.on('click.intro', function () {
-               button.on('click.intro', null);
-               continueTo(choosePresetHouse);
-             });
-           }, 400); // after preset list pane visible..
+             var qaService = services.improveOSM;
 
-           context.on('enter.intro', function (mode) {
-             if (!_houseID || !context.hasEntity(_houseID)) {
-               return continueTo(addHouse);
+             if (qaService) {
+               d.newStatus = 'SOLVED';
+               qaService.postUpdate(d, function (err, item) {
+                 return dispatch.call('change', item);
+               });
              }
+           });
+           buttonSection.select('.ignore-button').html(function (d) {
+             var andComment = d.newComment ? '_comment' : '';
+             return _t.html("QA.keepRight.ignore".concat(andComment));
+           }).on('click.ignore', function (d3_event, d) {
+             this.blur(); // avoid keeping focus on the button - #4641
 
-             var ids = context.selectedIDs();
+             var qaService = services.improveOSM;
 
-             if (mode.id !== 'select' || !ids.length || ids[0] !== _houseID) {
-               return continueTo(chooseCategoryBuilding);
+             if (qaService) {
+               d.newStatus = 'INVALID';
+               qaService.postUpdate(d, function (err, item) {
+                 return dispatch.call('change', item);
+               });
              }
            });
+         } // NOTE: Don't change method name until UI v3 is merged
 
-           function continueTo(nextStep) {
-             context.container().select('.inspector-wrap').on('wheel.intro', null);
-             context.container().select('.preset-list-button').on('click.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
-           }
-         }
 
-         function choosePresetHouse() {
-           if (!_houseID || !context.hasEntity(_houseID)) {
-             return addHouse();
-           }
+         improveOsmEditor.error = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return improveOsmEditor;
+         };
 
-           var ids = context.selectedIDs();
+         return utilRebind(improveOsmEditor, dispatch, 'on');
+       }
 
-           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _houseID) {
-             context.enter(modeSelect(context, [_houseID]));
-           } // disallow scrolling
+       function uiPresetList(context) {
+         var dispatch = dispatch$8('cancel', 'choose');
 
+         var _entityIDs;
 
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-           timeout(function () {
-             // reset pane, in case user somehow happened to change it..
-             context.container().select('.inspector-wrap .panewrap').style('right', '-100%');
-             var button = context.container().select('.preset-building-house .preset-list-button');
-             reveal(button.node(), helpHtml('intro.buildings.choose_preset_house', {
-               preset: housePreset.name()
-             }), {
-               duration: 300
-             });
-             button.on('click.intro', function () {
-               button.on('click.intro', null);
-               continueTo(closeEditorHouse);
-             });
-           }, 400); // after preset list pane visible..
+         var _currLoc;
 
-           context.on('enter.intro', function (mode) {
-             if (!_houseID || !context.hasEntity(_houseID)) {
-               return continueTo(addHouse);
-             }
+         var _currentPresets;
 
-             var ids = context.selectedIDs();
+         var _autofocus = false;
 
-             if (mode.id !== 'select' || !ids.length || ids[0] !== _houseID) {
-               return continueTo(chooseCategoryBuilding);
+         function presetList(selection) {
+           if (!_entityIDs) return;
+           var presets = _mainPresetIndex.matchAllGeometry(entityGeometries());
+           selection.html('');
+           var messagewrap = selection.append('div').attr('class', 'header fillL');
+           var message = messagewrap.append('h2').call(_t.append('inspector.choose'));
+           var direction = _mainLocalizer.textDirection() === 'rtl' ? 'backward' : 'forward';
+           messagewrap.append('button').attr('class', 'preset-choose').attr('title', direction).on('click', function () {
+             dispatch.call('cancel', this);
+           }).call(svgIcon("#iD-icon-".concat(direction)));
+
+           function initialKeydown(d3_event) {
+             // hack to let delete shortcut work when search is autofocused
+             if (search.property('value').length === 0 && (d3_event.keyCode === utilKeybinding.keyCodes['⌫'] || d3_event.keyCode === utilKeybinding.keyCodes['⌦'])) {
+               d3_event.preventDefault();
+               d3_event.stopPropagation();
+               operationDelete(context, _entityIDs)(); // hack to let undo work when search is autofocused
+             } else if (search.property('value').length === 0 && (d3_event.ctrlKey || d3_event.metaKey) && d3_event.keyCode === utilKeybinding.keyCodes.z) {
+               d3_event.preventDefault();
+               d3_event.stopPropagation();
+               context.undo();
+             } else if (!d3_event.ctrlKey && !d3_event.metaKey) {
+               // don't check for delete/undo hack on future keydown events
+               select(this).on('keydown', keydown);
+               keydown.call(this, d3_event);
              }
-           });
+           }
 
-           function continueTo(nextStep) {
-             context.container().select('.inspector-wrap').on('wheel.intro', null);
-             context.container().select('.preset-list-button').on('click.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
+           function keydown(d3_event) {
+             // down arrow
+             if (d3_event.keyCode === utilKeybinding.keyCodes['↓'] && // if insertion point is at the end of the string
+             search.node().selectionStart === search.property('value').length) {
+               d3_event.preventDefault();
+               d3_event.stopPropagation(); // move focus to the first item in the preset list
+
+               var buttons = list.selectAll('.preset-list-button');
+               if (!buttons.empty()) buttons.nodes()[0].focus();
+             }
            }
-         }
 
-         function closeEditorHouse() {
-           if (!_houseID || !context.hasEntity(_houseID)) {
-             return addHouse();
+           function keypress(d3_event) {
+             // enter
+             var value = search.property('value');
+
+             if (d3_event.keyCode === 13 && // ↩ Return
+             value.length) {
+               list.selectAll('.preset-list-item:first-child').each(function (d) {
+                 d.choose.call(this);
+               });
+             }
            }
 
-           var ids = context.selectedIDs();
+           function inputevent() {
+             var value = search.property('value');
+             list.classed('filtered', value.length);
+             var results, messageText;
 
-           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _houseID) {
-             context.enter(modeSelect(context, [_houseID]));
+             if (value.length) {
+               results = presets.search(value, entityGeometries()[0], _currLoc);
+               messageText = _t.html('inspector.results', {
+                 n: results.collection.length,
+                 search: value
+               });
+             } else {
+               results = _mainPresetIndex.defaults(entityGeometries()[0], 36, !context.inIntro(), _currLoc);
+               messageText = _t.html('inspector.choose');
+             }
+
+             list.call(drawList, results);
+             message.html(messageText);
            }
 
-           context.history().checkpoint('hasHouse');
-           context.on('exit.intro', function () {
-             continueTo(rightClickHouse);
-           });
-           timeout(function () {
-             reveal('.entity-editor-pane', helpHtml('intro.buildings.close', {
-               button: icon('#iD-icon-close', 'inline')
-             }));
-           }, 500);
+           var searchWrap = selection.append('div').attr('class', 'search-header');
+           searchWrap.call(svgIcon('#iD-icon-search', 'pre-text'));
+           var search = searchWrap.append('input').attr('class', 'preset-search-input').attr('placeholder', _t('inspector.search')).attr('type', 'search').call(utilNoAuto).on('keydown', initialKeydown).on('keypress', keypress).on('input', debounce(inputevent));
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             nextStep();
+           if (_autofocus) {
+             search.node().focus(); // Safari 14 doesn't always like to focus immediately,
+             // so try again on the next pass
+
+             setTimeout(function () {
+               search.node().focus();
+             }, 0);
            }
+
+           var listWrap = selection.append('div').attr('class', 'inspector-body');
+           var list = listWrap.append('div').attr('class', 'preset-list').call(drawList, _mainPresetIndex.defaults(entityGeometries()[0], 36, !context.inIntro(), _currLoc));
+           context.features().on('change.preset-list', updateForFeatureHiddenState);
          }
 
-         function rightClickHouse() {
-           if (!_houseID) return chapter.restart();
-           context.enter(modeBrowse(context));
-           context.history().reset('hasHouse');
-           var zoom = context.map().zoom();
+         function drawList(list, presets) {
+           presets = presets.matchAllGeometry(entityGeometries());
+           var collection = presets.collection.reduce(function (collection, preset) {
+             if (!preset) return collection;
 
-           if (zoom < 20) {
-             zoom = 20;
-           }
+             if (preset.members) {
+               if (preset.members.collection.filter(function (preset) {
+                 return preset.addable();
+               }).length > 1) {
+                 collection.push(CategoryItem(preset));
+               }
+             } else if (preset.addable()) {
+               collection.push(PresetItem(preset));
+             }
 
-           context.map().centerZoomEase(house, zoom, 500);
-           context.on('enter.intro', function (mode) {
-             if (mode.id !== 'select') return;
-             var ids = context.selectedIDs();
-             if (ids.length !== 1 || ids[0] !== _houseID) return;
-             timeout(function () {
-               var node = selectMenuItem(context, 'orthogonalize').node();
-               if (!node) return;
-               continueTo(clickSquare);
-             }, 50); // after menu visible
-           });
-           context.map().on('move.intro drawn.intro', function () {
-             var rightclickString = helpHtml('intro.buildings.' + (context.lastPointerType() === 'mouse' ? 'rightclick_building' : 'edit_menu_building_touch'));
-             revealHouse(house, rightclickString, {
-               duration: 0
-             });
-           });
-           context.history().on('change.intro', function () {
-             continueTo(rightClickHouse);
+             return collection;
+           }, []);
+           var items = list.selectAll('.preset-list-item').data(collection, function (d) {
+             return d.preset.id;
            });
-
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             context.map().on('move.intro drawn.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
-           }
+           items.order();
+           items.exit().remove();
+           items.enter().append('div').attr('class', function (item) {
+             return 'preset-list-item preset-' + item.preset.id.replace('/', '-');
+           }).classed('current', function (item) {
+             return _currentPresets.indexOf(item.preset) !== -1;
+           }).each(function (item) {
+             select(this).call(item);
+           }).style('opacity', 0).transition().style('opacity', 1);
+           updateForFeatureHiddenState();
          }
 
-         function clickSquare() {
-           if (!_houseID) return chapter.restart();
-           var entity = context.hasEntity(_houseID);
-           if (!entity) return continueTo(rightClickHouse);
-           var node = selectMenuItem(context, 'orthogonalize').node();
+         function itemKeydown(d3_event) {
+           // the actively focused item
+           var item = select(this.closest('.preset-list-item'));
+           var parentItem = select(item.node().parentNode.closest('.preset-list-item')); // arrow down, move focus to the next, lower item
 
-           if (!node) {
-             return continueTo(rightClickHouse);
-           }
+           if (d3_event.keyCode === utilKeybinding.keyCodes['↓']) {
+             d3_event.preventDefault();
+             d3_event.stopPropagation(); // the next item in the list at the same level
 
-           var wasChanged = false;
-           reveal('.edit-menu', helpHtml('intro.buildings.square_building'), {
-             padding: 50
-           });
-           context.on('enter.intro', function (mode) {
-             if (mode.id === 'browse') {
-               continueTo(rightClickHouse);
-             } else if (mode.id === 'move' || mode.id === 'rotate') {
-               continueTo(retryClickSquare);
-             }
-           });
-           context.map().on('move.intro', function () {
-             var node = selectMenuItem(context, 'orthogonalize').node();
+             var nextItem = select(item.node().nextElementSibling); // if there is no next item in this list
 
-             if (!wasChanged && !node) {
-               return continueTo(rightClickHouse);
+             if (nextItem.empty()) {
+               // if there is a parent item
+               if (!parentItem.empty()) {
+                 // the item is the last item of a sublist,
+                 // select the next item at the parent level
+                 nextItem = select(parentItem.node().nextElementSibling);
+               } // if the focused item is expanded
+
+             } else if (select(this).classed('expanded')) {
+               // select the first subitem instead
+               nextItem = item.select('.subgrid .preset-list-item:first-child');
              }
 
-             reveal('.edit-menu', helpHtml('intro.buildings.square_building'), {
-               duration: 0,
-               padding: 50
-             });
-           });
-           context.history().on('change.intro', function () {
-             wasChanged = true;
-             context.history().on('change.intro', null); // Something changed.  Wait for transition to complete and check undo annotation.
+             if (!nextItem.empty()) {
+               // focus on the next item
+               nextItem.select('.preset-list-button').node().focus();
+             } // arrow up, move focus to the previous, higher item
 
-             timeout(function () {
-               if (context.history().undoAnnotation() === _t('operations.orthogonalize.annotation.feature', {
-                 n: 1
-               })) {
-                 continueTo(doneSquare);
-               } else {
-                 continueTo(retryClickSquare);
-               }
-             }, 500); // after transitioned actions
-           });
+           } else if (d3_event.keyCode === utilKeybinding.keyCodes['↑']) {
+             d3_event.preventDefault();
+             d3_event.stopPropagation(); // the previous item in the list at the same level
 
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             context.map().on('move.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
-           }
-         }
+             var previousItem = select(item.node().previousElementSibling); // if there is no previous item in this list
 
-         function retryClickSquare() {
-           context.enter(modeBrowse(context));
-           revealHouse(house, helpHtml('intro.buildings.retry_square'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               continueTo(rightClickHouse);
+             if (previousItem.empty()) {
+               // if there is a parent item
+               if (!parentItem.empty()) {
+                 // the item is the first subitem of a sublist select the parent item
+                 previousItem = parentItem;
+               } // if the previous item is expanded
+
+             } else if (previousItem.select('.preset-list-button').classed('expanded')) {
+               // select the last subitem of the sublist of the previous item
+               previousItem = previousItem.select('.subgrid .preset-list-item:last-child');
              }
-           });
 
-           function continueTo(nextStep) {
-             nextStep();
-           }
-         }
+             if (!previousItem.empty()) {
+               // focus on the previous item
+               previousItem.select('.preset-list-button').node().focus();
+             } else {
+               // the focus is at the top of the list, move focus back to the search field
+               var search = select(this.closest('.preset-list-pane')).select('.preset-search-input');
+               search.node().focus();
+             } // arrow left, move focus to the parent item if there is one
 
-         function doneSquare() {
-           context.history().checkpoint('doneSquare');
-           revealHouse(house, helpHtml('intro.buildings.done_square'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               continueTo(addTank);
-             }
-           });
+           } else if (d3_event.keyCode === utilKeybinding.keyCodes[_mainLocalizer.textDirection() === 'rtl' ? '→' : '←']) {
+             d3_event.preventDefault();
+             d3_event.stopPropagation(); // if there is a parent item, focus on the parent item
 
-           function continueTo(nextStep) {
-             nextStep();
+             if (!parentItem.empty()) {
+               parentItem.select('.preset-list-button').node().focus();
+             } // arrow right, choose this item
+
+           } else if (d3_event.keyCode === utilKeybinding.keyCodes[_mainLocalizer.textDirection() === 'rtl' ? '←' : '→']) {
+             d3_event.preventDefault();
+             d3_event.stopPropagation();
+             item.datum().choose.call(select(this).node());
            }
          }
 
-         function addTank() {
-           context.enter(modeBrowse(context));
-           context.history().reset('doneSquare');
-           _tankID = null;
-           var msec = transitionTime(tank, context.map().center());
+         function CategoryItem(preset) {
+           var box,
+               sublist,
+               shown = false;
 
-           if (msec) {
-             reveal(null, null, {
-               duration: 0
-             });
-           }
+           function item(selection) {
+             var wrap = selection.append('div').attr('class', 'preset-list-button-wrap category');
 
-           context.map().centerZoomEase(tank, 19.5, msec);
-           timeout(function () {
-             reveal('button.add-area', helpHtml('intro.buildings.add_tank'));
-             context.on('enter.intro', function (mode) {
-               if (mode.id !== 'add-area') return;
-               continueTo(startTank);
-             });
-           }, msec + 100);
+             function click() {
+               var isExpanded = select(this).classed('expanded');
+               var iconName = isExpanded ? _mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-backward' : '#iD-icon-forward' : '#iD-icon-down';
+               select(this).classed('expanded', !isExpanded).attr('title', !isExpanded ? _t('icons.collapse') : _t('icons.expand'));
+               select(this).selectAll('div.label-inner svg.icon use').attr('href', iconName);
+               item.choose();
+             }
 
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             nextStep();
-           }
-         }
+             var geometries = entityGeometries();
+             var button = wrap.append('button').attr('class', 'preset-list-button').attr('title', _t('icons.expand')).classed('expanded', false).call(uiPresetIcon().geometry(geometries.length === 1 && geometries[0]).preset(preset)).on('click', click).on('keydown', function (d3_event) {
+               // right arrow, expand the focused item
+               if (d3_event.keyCode === utilKeybinding.keyCodes[_mainLocalizer.textDirection() === 'rtl' ? '←' : '→']) {
+                 d3_event.preventDefault();
+                 d3_event.stopPropagation(); // if the item isn't expanded
 
-         function startTank() {
-           if (context.mode().id !== 'add-area') {
-             return continueTo(addTank);
-           }
+                 if (!select(this).classed('expanded')) {
+                   // toggle expansion (expand the item)
+                   click.call(this, d3_event);
+                 } // left arrow, collapse the focused item
 
-           _tankID = null;
-           timeout(function () {
-             var startString = helpHtml('intro.buildings.start_tank') + helpHtml('intro.buildings.tank_edge_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap'));
-             revealTank(tank, startString);
-             context.map().on('move.intro drawn.intro', function () {
-               revealTank(tank, startString, {
-                 duration: 0
-               });
+               } else if (d3_event.keyCode === utilKeybinding.keyCodes[_mainLocalizer.textDirection() === 'rtl' ? '→' : '←']) {
+                 d3_event.preventDefault();
+                 d3_event.stopPropagation(); // if the item is expanded
+
+                 if (select(this).classed('expanded')) {
+                   // toggle expansion (collapse the item)
+                   click.call(this, d3_event);
+                 }
+               } else {
+                 itemKeydown.call(this, d3_event);
+               }
              });
-             context.on('enter.intro', function (mode) {
-               if (mode.id !== 'draw-area') return chapter.restart();
-               continueTo(continueTank);
+             var label = button.append('div').attr('class', 'label').append('div').attr('class', 'label-inner');
+             label.append('div').attr('class', 'namepart').call(svgIcon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-backward' : '#iD-icon-forward', 'inline')).append('span').html(function () {
+               return preset.nameLabel() + '&hellip;';
              });
-           }, 550); // after easing
-
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
+             box = selection.append('div').attr('class', 'subgrid').style('max-height', '0px').style('opacity', 0);
+             box.append('div').attr('class', 'arrow');
+             sublist = box.append('div').attr('class', 'preset-list fillL3');
            }
-         }
 
-         function continueTank() {
-           if (context.mode().id !== 'draw-area') {
-             return continueTo(addTank);
-           }
+           item.choose = function () {
+             if (!box || !sublist) return;
 
-           _tankID = null;
-           var continueString = helpHtml('intro.buildings.continue_tank') + '{br}' + helpHtml('intro.areas.finish_area_' + (context.lastPointerType() === 'mouse' ? 'click' : 'tap')) + helpHtml('intro.buildings.finish_tank');
-           revealTank(tank, continueString);
-           context.map().on('move.intro drawn.intro', function () {
-             revealTank(tank, continueString, {
-               duration: 0
-             });
-           });
-           context.on('enter.intro', function (mode) {
-             if (mode.id === 'draw-area') {
-               return;
-             } else if (mode.id === 'select') {
-               _tankID = context.selectedIDs()[0];
-               return continueTo(searchPresetTank);
+             if (shown) {
+               shown = false;
+               box.transition().duration(200).style('opacity', '0').style('max-height', '0px').style('padding-bottom', '0px');
              } else {
-               return continueTo(addTank);
+               shown = true;
+               var members = preset.members.matchAllGeometry(entityGeometries());
+               sublist.call(drawList, members);
+               box.transition().duration(200).style('opacity', '1').style('max-height', 200 + members.collection.length * 190 + 'px').style('padding-bottom', '10px');
              }
-           });
+           };
 
-           function continueTo(nextStep) {
-             context.map().on('move.intro drawn.intro', null);
-             context.on('enter.intro', null);
-             nextStep();
-           }
+           item.preset = preset;
+           return item;
          }
 
-         function searchPresetTank() {
-           if (!_tankID || !context.hasEntity(_tankID)) {
-             return addTank();
+         function PresetItem(preset) {
+           function item(selection) {
+             var wrap = selection.append('div').attr('class', 'preset-list-button-wrap');
+             var geometries = entityGeometries();
+             var button = wrap.append('button').attr('class', 'preset-list-button').call(uiPresetIcon().geometry(geometries.length === 1 && geometries[0]).preset(preset)).on('click', item.choose).on('keydown', itemKeydown);
+             var label = button.append('div').attr('class', 'label').append('div').attr('class', 'label-inner');
+             var nameparts = [preset.nameLabel(), preset.subtitleLabel()].filter(Boolean);
+             label.selectAll('.namepart').data(nameparts).enter().append('div').attr('class', 'namepart').html(function (d) {
+               return d;
+             });
+             wrap.call(item.reference.button);
+             selection.call(item.reference.body);
            }
 
-           var ids = context.selectedIDs();
+           item.choose = function () {
+             if (select(this).classed('disabled')) return;
 
-           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _tankID) {
-             context.enter(modeSelect(context, [_tankID]));
-           } // disallow scrolling
+             if (!context.inIntro()) {
+               _mainPresetIndex.setMostRecent(preset, entityGeometries()[0]);
+             }
 
+             context.perform(function (graph) {
+               for (var i in _entityIDs) {
+                 var entityID = _entityIDs[i];
+                 var oldPreset = _mainPresetIndex.match(graph.entity(entityID), graph);
+                 graph = actionChangePreset(entityID, oldPreset, preset)(graph);
+               }
 
-           context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-           timeout(function () {
-             // reset pane, in case user somehow happened to change it..
-             context.container().select('.inspector-wrap .panewrap').style('right', '-100%');
-             context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
-             reveal('.preset-search-input', helpHtml('intro.buildings.search_tank', {
-               preset: tankPreset.name()
-             }));
-           }, 400); // after preset list pane visible..
+               return graph;
+             }, _t('operations.change_tags.annotation'));
+             context.validator().validate(); // rerun validation
+
+             dispatch.call('choose', this, preset);
+           };
+
+           item.help = function (d3_event) {
+             d3_event.stopPropagation();
+             item.reference.toggle();
+           };
+
+           item.preset = preset;
+           item.reference = uiTagReference(preset.reference());
+           return item;
+         }
 
-           context.on('enter.intro', function (mode) {
-             if (!_tankID || !context.hasEntity(_tankID)) {
-               return continueTo(addTank);
-             }
+         function updateForFeatureHiddenState() {
+           if (!_entityIDs.every(context.hasEntity)) return;
+           var geometries = entityGeometries();
+           var button = context.container().selectAll('.preset-list .preset-list-button'); // remove existing tooltips
 
-             var ids = context.selectedIDs();
+           button.call(uiTooltip().destroyAny);
+           button.each(function (item, index) {
+             var hiddenPresetFeaturesId;
 
-             if (mode.id !== 'select' || !ids.length || ids[0] !== _tankID) {
-               // keep the user's area selected..
-               context.enter(modeSelect(context, [_tankID])); // reset pane, in case user somehow happened to change it..
+             for (var i in geometries) {
+               hiddenPresetFeaturesId = context.features().isHiddenPreset(item.preset, geometries[i]);
+               if (hiddenPresetFeaturesId) break;
+             }
 
-               context.container().select('.inspector-wrap .panewrap').style('right', '-100%'); // disallow scrolling
+             var isHiddenPreset = !context.inIntro() && !!hiddenPresetFeaturesId && (_currentPresets.length !== 1 || item.preset !== _currentPresets[0]);
+             select(this).classed('disabled', isHiddenPreset);
 
-               context.container().select('.inspector-wrap').on('wheel.intro', eventCancel);
-               context.container().select('.preset-search-input').on('keydown.intro', null).on('keyup.intro', checkPresetSearch);
-               reveal('.preset-search-input', helpHtml('intro.buildings.search_tank', {
-                 preset: tankPreset.name()
-               }));
-               context.history().on('change.intro', null);
+             if (isHiddenPreset) {
+               var isAutoHidden = context.features().autoHidden(hiddenPresetFeaturesId);
+               select(this).call(uiTooltip().title(_t.html('inspector.hidden_preset.' + (isAutoHidden ? 'zoom' : 'manual'), {
+                 features: {
+                   html: _t.html('feature.' + hiddenPresetFeaturesId + '.description')
+                 }
+               })).placement(index < 2 ? 'bottom' : 'top'));
              }
            });
+         }
 
-           function checkPresetSearch() {
-             var first = context.container().select('.preset-list-item:first-child');
+         presetList.autofocus = function (val) {
+           if (!arguments.length) return _autofocus;
+           _autofocus = val;
+           return presetList;
+         };
 
-             if (first.classed('preset-man_made-storage_tank')) {
-               reveal(first.select('.preset-list-button').node(), helpHtml('intro.buildings.choose_tank', {
-                 preset: tankPreset.name()
-               }), {
-                 duration: 300
-               });
-               context.container().select('.preset-search-input').on('keydown.intro', eventCancel, true).on('keyup.intro', null);
-               context.history().on('change.intro', function () {
-                 continueTo(closeEditorTank);
-               });
-             }
-           }
+         presetList.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           _currLoc = null;
 
-           function continueTo(nextStep) {
-             context.container().select('.inspector-wrap').on('wheel.intro', null);
-             context.on('enter.intro', null);
-             context.history().on('change.intro', null);
-             context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
-             nextStep();
-           }
-         }
+           if (_entityIDs && _entityIDs.length) {
+             // calculate current location
+             var extent = _entityIDs.reduce(function (extent, entityID) {
+               var entity = context.graph().entity(entityID);
+               return extent.extend(entity.extent(context.graph()));
+             }, geoExtent());
 
-         function closeEditorTank() {
-           if (!_tankID || !context.hasEntity(_tankID)) {
-             return addTank();
-           }
+             _currLoc = extent.center(); // match presets
 
-           var ids = context.selectedIDs();
+             var presets = _entityIDs.map(function (entityID) {
+               return _mainPresetIndex.match(context.entity(entityID), context.graph());
+             });
 
-           if (context.mode().id !== 'select' || !ids.length || ids[0] !== _tankID) {
-             context.enter(modeSelect(context, [_tankID]));
+             presetList.presets(presets);
            }
 
-           context.history().checkpoint('hasTank');
-           context.on('exit.intro', function () {
-             continueTo(rightClickTank);
-           });
-           timeout(function () {
-             reveal('.entity-editor-pane', helpHtml('intro.buildings.close', {
-               button: icon('#iD-icon-close', 'inline')
-             }));
-           }, 500);
+           return presetList;
+         };
 
-           function continueTo(nextStep) {
-             context.on('exit.intro', null);
-             nextStep();
-           }
-         }
+         presetList.presets = function (val) {
+           if (!arguments.length) return _currentPresets;
+           _currentPresets = val;
+           return presetList;
+         };
 
-         function rightClickTank() {
-           if (!_tankID) return continueTo(addTank);
-           context.enter(modeBrowse(context));
-           context.history().reset('hasTank');
-           context.map().centerEase(tank, 500);
-           timeout(function () {
-             context.on('enter.intro', function (mode) {
-               if (mode.id !== 'select') return;
-               var ids = context.selectedIDs();
-               if (ids.length !== 1 || ids[0] !== _tankID) return;
-               timeout(function () {
-                 var node = selectMenuItem(context, 'circularize').node();
-                 if (!node) return;
-                 continueTo(clickCircle);
-               }, 50); // after menu visible
-             });
-             var rightclickString = helpHtml('intro.buildings.' + (context.lastPointerType() === 'mouse' ? 'rightclick_tank' : 'edit_menu_tank_touch'));
-             revealTank(tank, rightclickString);
-             context.map().on('move.intro drawn.intro', function () {
-               revealTank(tank, rightclickString, {
-                 duration: 0
-               });
-             });
-             context.history().on('change.intro', function () {
-               continueTo(rightClickTank);
-             });
-           }, 600);
+         function entityGeometries() {
+           var counts = {};
 
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             context.map().on('move.intro drawn.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
-           }
-         }
+           for (var i in _entityIDs) {
+             var entityID = _entityIDs[i];
+             var entity = context.entity(entityID);
+             var geometry = entity.geometry(context.graph()); // Treat entities on addr:interpolation lines as points, not vertices (#3241)
 
-         function clickCircle() {
-           if (!_tankID) return chapter.restart();
-           var entity = context.hasEntity(_tankID);
-           if (!entity) return continueTo(rightClickTank);
-           var node = selectMenuItem(context, 'circularize').node();
+             if (geometry === 'vertex' && entity.isOnAddressLine(context.graph())) {
+               geometry = 'point';
+             }
 
-           if (!node) {
-             return continueTo(rightClickTank);
+             if (!counts[geometry]) counts[geometry] = 0;
+             counts[geometry] += 1;
            }
 
-           var wasChanged = false;
-           reveal('.edit-menu', helpHtml('intro.buildings.circle_tank'), {
-             padding: 50
-           });
-           context.on('enter.intro', function (mode) {
-             if (mode.id === 'browse') {
-               continueTo(rightClickTank);
-             } else if (mode.id === 'move' || mode.id === 'rotate') {
-               continueTo(retryClickCircle);
-             }
+           return Object.keys(counts).sort(function (geom1, geom2) {
+             return counts[geom2] - counts[geom1];
            });
-           context.map().on('move.intro', function () {
-             var node = selectMenuItem(context, 'circularize').node();
+         }
 
-             if (!wasChanged && !node) {
-               return continueTo(rightClickTank);
-             }
+         return utilRebind(presetList, dispatch, 'on');
+       }
 
-             reveal('.edit-menu', helpHtml('intro.buildings.circle_tank'), {
-               duration: 0,
-               padding: 50
-             });
-           });
-           context.history().on('change.intro', function () {
-             wasChanged = true;
-             context.history().on('change.intro', null); // Something changed.  Wait for transition to complete and check undo annotation.
+       function uiViewOnOSM(context) {
+         var _what; // an osmEntity or osmNote
 
-             timeout(function () {
-               if (context.history().undoAnnotation() === _t('operations.circularize.annotation.feature', {
-                 n: 1
-               })) {
-                 continueTo(play);
-               } else {
-                 continueTo(retryClickCircle);
-               }
-             }, 500); // after transitioned actions
-           });
 
-           function continueTo(nextStep) {
-             context.on('enter.intro', null);
-             context.map().on('move.intro', null);
-             context.history().on('change.intro', null);
-             nextStep();
+         function viewOnOSM(selection) {
+           var url;
+
+           if (_what instanceof osmEntity) {
+             url = context.connection().entityURL(_what);
+           } else if (_what instanceof osmNote) {
+             url = context.connection().noteURL(_what);
            }
-         }
 
-         function retryClickCircle() {
-           context.enter(modeBrowse(context));
-           revealTank(tank, helpHtml('intro.buildings.retry_circle'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               continueTo(rightClickTank);
-             }
-           });
+           var data = !_what || _what.isNew() ? [] : [_what];
+           var link = selection.selectAll('.view-on-osm').data(data, function (d) {
+             return d.id;
+           }); // exit
 
-           function continueTo(nextStep) {
-             nextStep();
-           }
-         }
+           link.exit().remove(); // enter
 
-         function play() {
-           dispatch$1.call('done');
-           reveal('.ideditor', helpHtml('intro.buildings.play', {
-             next: _t('intro.startediting.title')
-           }), {
-             tooltipBox: '.intro-nav-wrap .chapter-startEditing',
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               reveal('.ideditor');
-             }
-           });
+           var linkEnter = link.enter().append('a').attr('class', 'view-on-osm').attr('target', '_blank').attr('href', url).call(svgIcon('#iD-icon-out-link', 'inline'));
+           linkEnter.append('span').call(_t.append('inspector.view_on_osm'));
          }
 
-         chapter.enter = function () {
-           addHouse();
+         viewOnOSM.what = function (_) {
+           if (!arguments.length) return _what;
+           _what = _;
+           return viewOnOSM;
          };
 
-         chapter.exit = function () {
-           timeouts.forEach(window.clearTimeout);
-           context.on('enter.intro exit.intro', null);
-           context.map().on('move.intro drawn.intro', null);
-           context.history().on('change.intro', null);
-           context.container().select('.inspector-wrap').on('wheel.intro', null);
-           context.container().select('.preset-search-input').on('keydown.intro keyup.intro', null);
-           context.container().select('.more-fields .combobox-input').on('click.intro', null);
-         };
+         return viewOnOSM;
+       }
 
-         chapter.restart = function () {
-           chapter.exit();
-           chapter.enter();
-         };
+       function uiInspector(context) {
+         var presetList = uiPresetList(context);
+         var entityEditor = uiEntityEditor(context);
+         var wrap = select(null),
+             presetPane = select(null),
+             editorPane = select(null);
+         var _state = 'select';
 
-         return utilRebind(chapter, dispatch$1, 'on');
-       }
+         var _entityIDs;
 
-       function uiIntroStartEditing(context, reveal) {
-         var dispatch$1 = dispatch('done', 'startEditing');
-         var modalSelection = select(null);
-         var chapter = {
-           title: 'intro.startediting.title'
-         };
+         var _newFeature = false;
 
-         function showHelp() {
-           reveal('.map-control.help-control', helpHtml('intro.startediting.help'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               shortcuts();
-             }
+         function inspector(selection) {
+           presetList.entityIDs(_entityIDs).autofocus(_newFeature).on('choose', inspector.setPreset).on('cancel', function () {
+             inspector.setPreset();
            });
-         }
+           entityEditor.state(_state).entityIDs(_entityIDs).on('choose', inspector.showList);
+           wrap = selection.selectAll('.panewrap').data([0]);
+           var enter = wrap.enter().append('div').attr('class', 'panewrap');
+           enter.append('div').attr('class', 'preset-list-pane pane');
+           enter.append('div').attr('class', 'entity-editor-pane pane');
+           wrap = wrap.merge(enter);
+           presetPane = wrap.selectAll('.preset-list-pane');
+           editorPane = wrap.selectAll('.entity-editor-pane');
 
-         function shortcuts() {
-           reveal('.map-control.help-control', helpHtml('intro.startediting.shortcuts'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               showSave();
-             }
-           });
-         }
+           function shouldDefaultToPresetList() {
+             // always show the inspector on hover
+             if (_state !== 'select') return false; // can only change preset on single selection
 
-         function showSave() {
-           context.container().selectAll('.shaded').remove(); // in case user opened keyboard shortcuts
+             if (_entityIDs.length !== 1) return false;
+             var entityID = _entityIDs[0];
+             var entity = context.hasEntity(entityID);
+             if (!entity) return false; // default to inspector if there are already tags
 
-           reveal('.top-toolbar button.save', helpHtml('intro.startediting.save'), {
-             buttonText: _t.html('intro.ok'),
-             buttonCallback: function buttonCallback() {
-               showStart();
-             }
-           });
-         }
+             if (entity.hasNonGeometryTags()) return false; // prompt to select preset if feature is new and untagged
 
-         function showStart() {
-           context.container().selectAll('.shaded').remove(); // in case user opened keyboard shortcuts
+             if (_newFeature) return true; // all existing features except vertices should default to inspector
 
-           modalSelection = uiModal(context.container());
-           modalSelection.select('.modal').attr('class', 'modal-splash modal');
-           modalSelection.selectAll('.close').remove();
-           var startbutton = modalSelection.select('.content').attr('class', 'fillL').append('button').attr('class', 'modal-section huge-modal-button').on('click', function () {
-             modalSelection.remove();
-           });
-           startbutton.append('svg').attr('class', 'illustration').append('use').attr('xlink:href', '#iD-logo-walkthrough');
-           startbutton.append('h2').html(_t.html('intro.startediting.start'));
-           dispatch$1.call('startEditing');
-         }
+             if (entity.geometry(context.graph()) !== 'vertex') return false; // show vertex relations if any
 
-         chapter.enter = function () {
-           showHelp();
-         };
+             if (context.graph().parentRelations(entity).length) return false; // show vertex issues if there are any
 
-         chapter.exit = function () {
-           modalSelection.remove();
-           context.container().selectAll('.shaded').remove(); // in case user opened keyboard shortcuts
-         };
+             if (context.validator().getEntityIssues(entityID).length) return false; // show turn retriction editor for junction vertices
 
-         return utilRebind(chapter, dispatch$1, 'on');
-       }
+             if (entity.isHighwayIntersection(context.graph())) return false; // otherwise show preset list for uninteresting vertices
 
-       var chapterUi = {
-         welcome: uiIntroWelcome,
-         navigation: uiIntroNavigation,
-         point: uiIntroPoint,
-         area: uiIntroArea,
-         line: uiIntroLine,
-         building: uiIntroBuilding,
-         startEditing: uiIntroStartEditing
-       };
-       var chapterFlow = ['welcome', 'navigation', 'point', 'area', 'line', 'building', 'startEditing'];
-       function uiIntro(context) {
-         var INTRO_IMAGERY = 'EsriWorldImageryClarity';
-         var _introGraph = {};
+             return true;
+           }
 
-         var _currChapter;
+           if (shouldDefaultToPresetList()) {
+             wrap.style('right', '-100%');
+             editorPane.classed('hide', true);
+             presetPane.classed('hide', false).call(presetList);
+           } else {
+             wrap.style('right', '0%');
+             presetPane.classed('hide', true);
+             editorPane.classed('hide', false).call(entityEditor);
+           }
 
-         function intro(selection) {
-           _mainFileFetcher.get('intro_graph').then(function (dataIntroGraph) {
-             // create entities for intro graph and localize names
-             for (var id in dataIntroGraph) {
-               if (!_introGraph[id]) {
-                 _introGraph[id] = osmEntity(localize(dataIntroGraph[id]));
-               }
-             }
+           var footer = selection.selectAll('.footer').data([0]);
+           footer = footer.enter().append('div').attr('class', 'footer').merge(footer);
+           footer.call(uiViewOnOSM(context).what(context.hasEntity(_entityIDs.length === 1 && _entityIDs[0])));
+         }
 
-             selection.call(startIntro);
-           })["catch"](function () {
-             /* ignore */
+         inspector.showList = function (presets) {
+           presetPane.classed('hide', false);
+           wrap.transition().styleTween('right', function () {
+             return interpolate$1('0%', '-100%');
+           }).on('end', function () {
+             editorPane.classed('hide', true);
            });
-         }
 
-         function startIntro(selection) {
-           context.enter(modeBrowse(context)); // Save current map state
+           if (presets) {
+             presetList.presets(presets);
+           }
 
-           var osm = context.connection();
-           var history = context.history().toJSON();
-           var hash = window.location.hash;
-           var center = context.map().center();
-           var zoom = context.map().zoom();
-           var background = context.background().baseLayerSource();
-           var overlays = context.background().overlayLayerSources();
-           var opacity = context.container().selectAll('.main-map .layer-background').style('opacity');
-           var caches = osm && osm.caches();
-           var baseEntities = context.history().graph().base().entities; // Show sidebar and disable the sidebar resizing button
-           // (this needs to be before `context.inIntro(true)`)
+           presetPane.call(presetList.autofocus(true));
+         };
 
-           context.ui().sidebar.expand();
-           context.container().selectAll('button.sidebar-toggle').classed('disabled', true); // Block saving
+         inspector.setPreset = function (preset) {
+           // upon setting multipolygon, go to the area preset list instead of the editor
+           if (preset && preset.id === 'type/multipolygon') {
+             presetPane.call(presetList.autofocus(true));
+           } else {
+             editorPane.classed('hide', false);
+             wrap.transition().styleTween('right', function () {
+               return interpolate$1('-100%', '0%');
+             }).on('end', function () {
+               presetPane.classed('hide', true);
+             });
 
-           context.inIntro(true); // Load semi-real data used in intro
+             if (preset) {
+               entityEditor.presets([preset]);
+             }
 
-           if (osm) {
-             osm.toggle(false).reset();
+             editorPane.call(entityEditor);
            }
+         };
 
-           context.history().reset();
-           context.history().merge(Object.values(coreGraph().load(_introGraph).entities));
-           context.history().checkpoint('initial'); // Setup imagery
+         inspector.state = function (val) {
+           if (!arguments.length) return _state;
+           _state = val;
+           entityEditor.state(_state); // remove any old field help overlay that might have gotten attached to the inspector
 
-           var imagery = context.background().findSource(INTRO_IMAGERY);
+           context.container().selectAll('.field-help-body').remove();
+           return inspector;
+         };
 
-           if (imagery) {
-             context.background().baseLayerSource(imagery);
-           } else {
-             context.background().bing();
-           }
+         inspector.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
+           _entityIDs = val;
+           return inspector;
+         };
 
-           overlays.forEach(function (d) {
-             return context.background().toggleOverlayLayer(d);
-           }); // Setup data layers (only OSM)
+         inspector.newFeature = function (val) {
+           if (!arguments.length) return _newFeature;
+           _newFeature = val;
+           return inspector;
+         };
 
-           var layers = context.layers();
-           layers.all().forEach(function (item) {
-             // if the layer has the function `enabled`
-             if (typeof item.layer.enabled === 'function') {
-               item.layer.enabled(item.id === 'osm');
-             }
-           });
-           context.container().selectAll('.main-map .layer-background').style('opacity', 1);
-           var curtain = uiCurtain(context.container().node());
-           selection.call(curtain); // Store that the user started the walkthrough..
+         return inspector;
+       }
 
-           corePreferences('walkthrough_started', 'yes'); // Restore previous walkthrough progress..
+       function uiKeepRightDetails(context) {
+         var _qaItem;
 
-           var storedProgress = corePreferences('walkthrough_progress') || '';
-           var progress = storedProgress.split(';').filter(Boolean);
-           var chapters = chapterFlow.map(function (chapter, i) {
-             var s = chapterUi[chapter](context, curtain.reveal).on('done', function () {
-               buttons.filter(function (d) {
-                 return d.title === s.title;
-               }).classed('finished', true);
+         function issueDetail(d) {
+           var itemType = d.itemType,
+               parentIssueType = d.parentIssueType;
+           var unknown = _t.html('inspector.unknown');
+           var replacements = d.replacements || {};
+           replacements["default"] = unknown; // special key `default` works as a fallback string
 
-               if (i < chapterFlow.length - 1) {
-                 var next = chapterFlow[i + 1];
-                 context.container().select("button.chapter-".concat(next)).classed('next', true);
-               } // Store walkthrough progress..
+           var detail = _t.html("QA.keepRight.errorTypes.".concat(itemType, ".description"), replacements);
 
+           if (detail === unknown) {
+             detail = _t.html("QA.keepRight.errorTypes.".concat(parentIssueType, ".description"), replacements);
+           }
 
-               progress.push(chapter);
-               corePreferences('walkthrough_progress', utilArrayUniq(progress).join(';'));
-             });
-             return s;
-           });
-           chapters[chapters.length - 1].on('startEditing', function () {
-             // Store walkthrough progress..
-             progress.push('startEditing');
-             corePreferences('walkthrough_progress', utilArrayUniq(progress).join(';')); // Store if walkthrough is completed..
+           return detail;
+         }
 
-             var incomplete = utilArrayDifference(chapterFlow, progress);
+         function keepRightDetails(selection) {
+           var details = selection.selectAll('.error-details').data(_qaItem ? [_qaItem] : [], function (d) {
+             return "".concat(d.id, "-").concat(d.status || 0);
+           });
+           details.exit().remove();
+           var detailsEnter = details.enter().append('div').attr('class', 'error-details qa-details-container'); // description
 
-             if (!incomplete.length) {
-               corePreferences('walkthrough_completed', 'yes');
-             }
+           var descriptionEnter = detailsEnter.append('div').attr('class', 'qa-details-subsection');
+           descriptionEnter.append('h4').call(_t.append('QA.keepRight.detail_description'));
+           descriptionEnter.append('div').attr('class', 'qa-details-description-text').html(issueDetail); // If there are entity links in the error message..
 
-             curtain.remove();
-             navwrap.remove();
-             context.container().selectAll('.main-map .layer-background').style('opacity', opacity);
-             context.container().selectAll('button.sidebar-toggle').classed('disabled', false);
+           var relatedEntities = [];
+           descriptionEnter.selectAll('.error_entity_link, .error_object_link').attr('href', '#').each(function () {
+             var link = select(this);
+             var isObjectLink = link.classed('error_object_link');
+             var entityID = isObjectLink ? utilEntityRoot(_qaItem.objectType) + _qaItem.objectId : this.textContent;
+             var entity = context.hasEntity(entityID);
+             relatedEntities.push(entityID); // Add click handler
 
-             if (osm) {
-               osm.toggle(true).reset().caches(caches);
-             }
+             link.on('mouseenter', function () {
+               utilHighlightEntities([entityID], true, context);
+             }).on('mouseleave', function () {
+               utilHighlightEntities([entityID], false, context);
+             }).on('click', function (d3_event) {
+               d3_event.preventDefault();
+               utilHighlightEntities([entityID], false, context);
+               var osmlayer = context.layers().layer('osm');
 
-             context.history().reset().merge(Object.values(baseEntities));
-             context.background().baseLayerSource(background);
-             overlays.forEach(function (d) {
-               return context.background().toggleOverlayLayer(d);
-             });
+               if (!osmlayer.enabled()) {
+                 osmlayer.enabled(true);
+               }
 
-             if (history) {
-               context.history().fromJSON(history, false);
-             }
+               context.map().centerZoomEase(_qaItem.loc, 20);
 
-             context.map().centerZoom(center, zoom);
-             window.location.replace(hash);
-             context.inIntro(false);
-           });
-           var navwrap = selection.append('div').attr('class', 'intro-nav-wrap fillD');
-           navwrap.append('svg').attr('class', 'intro-nav-wrap-logo').append('use').attr('xlink:href', '#iD-logo-walkthrough');
-           var buttonwrap = navwrap.append('div').attr('class', 'joined').selectAll('button.chapter');
-           var buttons = buttonwrap.data(chapters).enter().append('button').attr('class', function (d, i) {
-             return "chapter chapter-".concat(chapterFlow[i]);
-           }).on('click', enterChapter);
-           buttons.append('span').html(function (d) {
-             return _t.html(d.title);
-           });
-           buttons.append('span').attr('class', 'status').call(svgIcon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-backward' : '#iD-icon-forward', 'inline'));
-           enterChapter(null, chapters[0]);
+               if (entity) {
+                 context.enter(modeSelect(context, [entityID]));
+               } else {
+                 context.loadEntity(entityID, function (err, result) {
+                   if (err) return;
+                   var entity = result.data.find(function (e) {
+                     return e.id === entityID;
+                   });
+                   if (entity) context.enter(modeSelect(context, [entityID]));
+                 });
+               }
+             }); // Replace with friendly name if possible
+             // (The entity may not yet be loaded into the graph)
 
-           function enterChapter(d3_event, newChapter) {
-             if (_currChapter) {
-               _currChapter.exit();
-             }
+             if (entity) {
+               var name = utilDisplayName(entity); // try to use common name
 
-             context.enter(modeBrowse(context));
-             _currChapter = newChapter;
+               if (!name && !isObjectLink) {
+                 var preset = _mainPresetIndex.match(entity, context.graph());
+                 name = preset && !preset.isFallback() && preset.name(); // fallback to preset name
+               }
 
-             _currChapter.enter();
+               if (name) {
+                 this.innerText = name;
+               }
+             }
+           }); // Don't hide entities related to this issue - #5880
 
-             buttons.classed('next', false).classed('active', function (d) {
-               return d.title === _currChapter.title;
-             });
-           }
+           context.features().forceVisible(relatedEntities);
+           context.map().pan([0, 0]); // trigger a redraw
          }
 
-         return intro;
-       }
-
-       function uiIssuesInfo(context) {
-         var warningsItem = {
-           id: 'warnings',
-           count: 0,
-           iconID: 'iD-icon-alert',
-           descriptionID: 'issues.warnings_and_errors'
-         };
-         var resolvedItem = {
-           id: 'resolved',
-           count: 0,
-           iconID: 'iD-icon-apply',
-           descriptionID: 'issues.user_resolved_issues'
+         keepRightDetails.issue = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return keepRightDetails;
          };
 
-         function update(selection) {
-           var shownItems = [];
-           var liveIssues = context.validator().getIssues({
-             what: corePreferences('validate-what') || 'edited',
-             where: corePreferences('validate-where') || 'all'
-           });
+         return keepRightDetails;
+       }
 
-           if (liveIssues.length) {
-             warningsItem.count = liveIssues.length;
-             shownItems.push(warningsItem);
-           }
+       function uiKeepRightHeader() {
+         var _qaItem;
 
-           if (corePreferences('validate-what') === 'all') {
-             var resolvedIssues = context.validator().getResolvedIssues();
+         function issueTitle(d) {
+           var itemType = d.itemType,
+               parentIssueType = d.parentIssueType;
+           var unknown = _t.html('inspector.unknown');
+           var replacements = d.replacements || {};
+           replacements["default"] = unknown; // special key `default` works as a fallback string
 
-             if (resolvedIssues.length) {
-               resolvedItem.count = resolvedIssues.length;
-               shownItems.push(resolvedItem);
-             }
+           var title = _t.html("QA.keepRight.errorTypes.".concat(itemType, ".title"), replacements);
+
+           if (title === unknown) {
+             title = _t.html("QA.keepRight.errorTypes.".concat(parentIssueType, ".title"), replacements);
            }
 
-           var chips = selection.selectAll('.chip').data(shownItems, function (d) {
-             return d.id;
-           });
-           chips.exit().remove();
-           var enter = chips.enter().append('a').attr('class', function (d) {
-             return 'chip ' + d.id + '-count';
-           }).attr('href', '#').each(function (d) {
-             var chipSelection = select(this);
-             var tooltipBehavior = uiTooltip().placement('top').title(_t.html(d.descriptionID));
-             chipSelection.call(tooltipBehavior).on('click', function (d3_event) {
-               d3_event.preventDefault();
-               tooltipBehavior.hide(select(this)); // open the Issues pane
+           return title;
+         }
 
-               context.ui().togglePanes(context.container().select('.map-panes .issues-pane'));
-             });
-             chipSelection.call(svgIcon('#' + d.iconID));
+         function keepRightHeader(selection) {
+           var header = selection.selectAll('.qa-header').data(_qaItem ? [_qaItem] : [], function (d) {
+             return "".concat(d.id, "-").concat(d.status || 0);
            });
-           enter.append('span').attr('class', 'count');
-           enter.merge(chips).selectAll('span.count').html(function (d) {
-             return d.count.toString();
+           header.exit().remove();
+           var headerEnter = header.enter().append('div').attr('class', 'qa-header');
+           var iconEnter = headerEnter.append('div').attr('class', 'qa-header-icon').classed('new', function (d) {
+             return d.id < 0;
            });
+           iconEnter.append('div').attr('class', function (d) {
+             return "preset-icon-28 qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.parentIssueType);
+           }).call(svgIcon('#iD-icon-bolt', 'qaItem-fill'));
+           headerEnter.append('div').attr('class', 'qa-header-label').html(issueTitle);
          }
 
-         return function (selection) {
-           update(selection);
-           context.validator().on('validated.infobox', function () {
-             update(selection);
-           });
+         keepRightHeader.issue = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return keepRightHeader;
          };
+
+         return keepRightHeader;
        }
 
-       function uiMapInMap(context) {
-         function mapInMap(selection) {
-           var backgroundLayer = rendererTileLayer(context);
-           var overlayLayers = {};
-           var projection = geoRawMercator();
-           var dataLayer = svgData(projection, context).showLabels(false);
-           var debugLayer = svgDebug(projection, context);
-           var zoom = d3_zoom().scaleExtent([geoZoomToScale(0.5), geoZoomToScale(24)]).on('start', zoomStarted).on('zoom', zoomed).on('end', zoomEnded);
-           var wrap = select(null);
-           var tiles = select(null);
-           var viewport = select(null);
-           var _isTransformed = false;
-           var _isHidden = true;
-           var _skipEvents = false;
-           var _gesture = null;
-           var _zDiff = 6; // by default, minimap renders at (main zoom - 6)
+       function uiViewOnKeepRight() {
+         var _qaItem;
 
-           var _dMini; // dimensions of minimap
+         function viewOnKeepRight(selection) {
+           var url;
 
+           if (services.keepRight && _qaItem instanceof QAItem) {
+             url = services.keepRight.issueURL(_qaItem);
+           }
 
-           var _cMini; // center pixel of minimap
+           var link = selection.selectAll('.view-on-keepRight').data(url ? [url] : []); // exit
 
+           link.exit().remove(); // enter
 
-           var _tStart; // transform at start of gesture
+           var linkEnter = link.enter().append('a').attr('class', 'view-on-keepRight').attr('target', '_blank').attr('rel', 'noopener') // security measure
+           .attr('href', function (d) {
+             return d;
+           }).call(svgIcon('#iD-icon-out-link', 'inline'));
+           linkEnter.append('span').call(_t.append('inspector.view_on_keepRight'));
+         }
 
+         viewOnKeepRight.what = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return viewOnKeepRight;
+         };
 
-           var _tCurr; // transform at most recent event
+         return viewOnKeepRight;
+       }
 
+       function uiKeepRightEditor(context) {
+         var dispatch = dispatch$8('change');
+         var qaDetails = uiKeepRightDetails(context);
+         var qaHeader = uiKeepRightHeader();
 
-           var _timeoutID;
+         var _qaItem;
 
-           function zoomStarted() {
-             if (_skipEvents) return;
-             _tStart = _tCurr = projection.transform();
-             _gesture = null;
-           }
+         function keepRightEditor(selection) {
+           var headerEnter = selection.selectAll('.header').data([0]).enter().append('div').attr('class', 'header fillL');
+           headerEnter.append('button').attr('class', 'close').attr('title', _t('icons.close')).on('click', function () {
+             return context.enter(modeBrowse(context));
+           }).call(svgIcon('#iD-icon-close'));
+           headerEnter.append('h2').call(_t.append('QA.keepRight.title'));
+           var body = selection.selectAll('.body').data([0]);
+           body = body.enter().append('div').attr('class', 'body').merge(body);
+           var editor = body.selectAll('.qa-editor').data([0]);
+           editor.enter().append('div').attr('class', 'modal-section qa-editor').merge(editor).call(qaHeader.issue(_qaItem)).call(qaDetails.issue(_qaItem)).call(keepRightSaveSection);
+           var footer = selection.selectAll('.footer').data([0]);
+           footer.enter().append('div').attr('class', 'footer').merge(footer).call(uiViewOnKeepRight().what(_qaItem));
+         }
 
-           function zoomed(d3_event) {
-             if (_skipEvents) return;
-             var x = d3_event.transform.x;
-             var y = d3_event.transform.y;
-             var k = d3_event.transform.k;
-             var isZooming = k !== _tStart.k;
-             var isPanning = x !== _tStart.x || y !== _tStart.y;
+         function keepRightSaveSection(selection) {
+           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
 
-             if (!isZooming && !isPanning) {
-               return; // no change
-             } // lock in either zooming or panning, don't allow both in minimap.
+           var isShown = _qaItem && (isSelected || _qaItem.newComment || _qaItem.comment);
+           var saveSection = selection.selectAll('.qa-save').data(isShown ? [_qaItem] : [], function (d) {
+             return "".concat(d.id, "-").concat(d.status || 0);
+           }); // exit
 
+           saveSection.exit().remove(); // enter
 
-             if (!_gesture) {
-               _gesture = isZooming ? 'zoom' : 'pan';
-             }
+           var saveSectionEnter = saveSection.enter().append('div').attr('class', 'qa-save save-section cf');
+           saveSectionEnter.append('h4').attr('class', '.qa-save-header').call(_t.append('QA.keepRight.comment'));
+           saveSectionEnter.append('textarea').attr('class', 'new-comment-input').attr('placeholder', _t('QA.keepRight.comment_placeholder')).attr('maxlength', 1000).property('value', function (d) {
+             return d.newComment || d.comment;
+           }).call(utilNoAuto).on('input', changeInput).on('blur', changeInput); // update
 
-             var tMini = projection.transform();
-             var tX, tY, scale;
+           saveSection = saveSectionEnter.merge(saveSection).call(qaSaveButtons);
 
-             if (_gesture === 'zoom') {
-               scale = k / tMini.k;
-               tX = (_cMini[0] / scale - _cMini[0]) * scale;
-               tY = (_cMini[1] / scale - _cMini[1]) * scale;
-             } else {
-               k = tMini.k;
-               scale = 1;
-               tX = x - tMini.x;
-               tY = y - tMini.y;
-             }
+           function changeInput() {
+             var input = select(this);
+             var val = input.property('value').trim();
 
-             utilSetTransform(tiles, tX, tY, scale);
-             utilSetTransform(viewport, 0, 0, scale);
-             _isTransformed = true;
-             _tCurr = identity$2.translate(x, y).scale(k);
-             var zMain = geoScaleToZoom(context.projection.scale());
-             var zMini = geoScaleToZoom(k);
-             _zDiff = zMain - zMini;
-             queueRedraw();
-           }
+             if (val === _qaItem.comment) {
+               val = undefined;
+             } // store the unsaved comment with the issue itself
 
-           function zoomEnded() {
-             if (_skipEvents) return;
-             if (_gesture !== 'pan') return;
-             updateProjection();
-             _gesture = null;
-             context.map().center(projection.invert(_cMini)); // recenter main map..
-           }
 
-           function updateProjection() {
-             var loc = context.map().center();
-             var tMain = context.projection.transform();
-             var zMain = geoScaleToZoom(tMain.k);
-             var zMini = Math.max(zMain - _zDiff, 0.5);
-             var kMini = geoZoomToScale(zMini);
-             projection.translate([tMain.x, tMain.y]).scale(kMini);
-             var point = projection(loc);
-             var mouse = _gesture === 'pan' ? geoVecSubtract([_tCurr.x, _tCurr.y], [_tStart.x, _tStart.y]) : [0, 0];
-             var xMini = _cMini[0] - point[0] + tMain.x + mouse[0];
-             var yMini = _cMini[1] - point[1] + tMain.y + mouse[1];
-             projection.translate([xMini, yMini]).clipExtent([[0, 0], _dMini]);
-             _tCurr = projection.transform();
+             _qaItem = _qaItem.update({
+               newComment: val
+             });
+             var qaService = services.keepRight;
 
-             if (_isTransformed) {
-               utilSetTransform(tiles, 0, 0);
-               utilSetTransform(viewport, 0, 0);
-               _isTransformed = false;
+             if (qaService) {
+               qaService.replaceItem(_qaItem); // update keepright cache
              }
 
-             zoom.scaleExtent([geoZoomToScale(0.5), geoZoomToScale(zMain - 3)]);
-             _skipEvents = true;
-             wrap.call(zoom.transform, _tCurr);
-             _skipEvents = false;
+             saveSection.call(qaSaveButtons);
            }
+         }
 
-           function redraw() {
-             clearTimeout(_timeoutID);
-             if (_isHidden) return;
-             updateProjection();
-             var zMini = geoScaleToZoom(projection.scale()); // setup tile container
+         function qaSaveButtons(selection) {
+           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
 
-             tiles = wrap.selectAll('.map-in-map-tiles').data([0]);
-             tiles = tiles.enter().append('div').attr('class', 'map-in-map-tiles').merge(tiles); // redraw background
+           var buttonSection = selection.selectAll('.buttons').data(isSelected ? [_qaItem] : [], function (d) {
+             return d.status + d.id;
+           }); // exit
 
-             backgroundLayer.source(context.background().baseLayerSource()).projection(projection).dimensions(_dMini);
-             var background = tiles.selectAll('.map-in-map-background').data([0]);
-             background.enter().append('div').attr('class', 'map-in-map-background').merge(background).call(backgroundLayer); // redraw overlay
+           buttonSection.exit().remove(); // enter
 
-             var overlaySources = context.background().overlayLayerSources();
-             var activeOverlayLayers = [];
+           var buttonEnter = buttonSection.enter().append('div').attr('class', 'buttons');
+           buttonEnter.append('button').attr('class', 'button comment-button action').call(_t.append('QA.keepRight.save_comment'));
+           buttonEnter.append('button').attr('class', 'button close-button action');
+           buttonEnter.append('button').attr('class', 'button ignore-button action'); // update
 
-             for (var i = 0; i < overlaySources.length; i++) {
-               if (overlaySources[i].validZoom(zMini)) {
-                 if (!overlayLayers[i]) overlayLayers[i] = rendererTileLayer(context);
-                 activeOverlayLayers.push(overlayLayers[i].source(overlaySources[i]).projection(projection).dimensions(_dMini));
-               }
-             }
+           buttonSection = buttonSection.merge(buttonEnter);
+           buttonSection.select('.comment-button') // select and propagate data
+           .attr('disabled', function (d) {
+             return d.newComment ? null : true;
+           }).on('click.comment', function (d3_event, d) {
+             this.blur(); // avoid keeping focus on the button - #4641
 
-             var overlay = tiles.selectAll('.map-in-map-overlay').data([0]);
-             overlay = overlay.enter().append('div').attr('class', 'map-in-map-overlay').merge(overlay);
-             var overlays = overlay.selectAll('div').data(activeOverlayLayers, function (d) {
-               return d.source().name();
-             });
-             overlays.exit().remove();
-             overlays = overlays.enter().append('div').merge(overlays).each(function (layer) {
-               select(this).call(layer);
-             });
-             var dataLayers = tiles.selectAll('.map-in-map-data').data([0]);
-             dataLayers.exit().remove();
-             dataLayers = dataLayers.enter().append('svg').attr('class', 'map-in-map-data').merge(dataLayers).call(dataLayer).call(debugLayer); // redraw viewport bounding box
+             var qaService = services.keepRight;
 
-             if (_gesture !== 'pan') {
-               var getPath = d3_geoPath(projection);
-               var bbox = {
-                 type: 'Polygon',
-                 coordinates: [context.map().extent().polygon()]
-               };
-               viewport = wrap.selectAll('.map-in-map-viewport').data([0]);
-               viewport = viewport.enter().append('svg').attr('class', 'map-in-map-viewport').merge(viewport);
-               var path = viewport.selectAll('.map-in-map-bbox').data([bbox]);
-               path.enter().append('path').attr('class', 'map-in-map-bbox').merge(path).attr('d', getPath).classed('thick', function (d) {
-                 return getPath.area(d) < 30;
+             if (qaService) {
+               qaService.postUpdate(d, function (err, item) {
+                 return dispatch.call('change', item);
                });
              }
-           }
+           });
+           buttonSection.select('.close-button') // select and propagate data
+           .html(function (d) {
+             var andComment = d.newComment ? '_comment' : '';
+             return _t.html("QA.keepRight.close".concat(andComment));
+           }).on('click.close', function (d3_event, d) {
+             this.blur(); // avoid keeping focus on the button - #4641
 
-           function queueRedraw() {
-             clearTimeout(_timeoutID);
-             _timeoutID = setTimeout(function () {
-               redraw();
-             }, 750);
-           }
+             var qaService = services.keepRight;
 
-           function toggle(d3_event) {
-             if (d3_event) d3_event.preventDefault();
-             _isHidden = !_isHidden;
-             context.container().select('.minimap-toggle-item').classed('active', !_isHidden).select('input').property('checked', !_isHidden);
+             if (qaService) {
+               d.newStatus = 'ignore_t'; // ignore temporarily (item fixed)
 
-             if (_isHidden) {
-               wrap.style('display', 'block').style('opacity', '1').transition().duration(200).style('opacity', '0').on('end', function () {
-                 selection.selectAll('.map-in-map').style('display', 'none');
-               });
-             } else {
-               wrap.style('display', 'block').style('opacity', '0').transition().duration(200).style('opacity', '1').on('end', function () {
-                 redraw();
+               qaService.postUpdate(d, function (err, item) {
+                 return dispatch.call('change', item);
                });
              }
-           }
+           });
+           buttonSection.select('.ignore-button') // select and propagate data
+           .html(function (d) {
+             var andComment = d.newComment ? '_comment' : '';
+             return _t.html("QA.keepRight.ignore".concat(andComment));
+           }).on('click.ignore', function (d3_event, d) {
+             this.blur(); // avoid keeping focus on the button - #4641
 
-           uiMapInMap.toggle = toggle;
-           wrap = selection.selectAll('.map-in-map').data([0]);
-           wrap = wrap.enter().append('div').attr('class', 'map-in-map').style('display', _isHidden ? 'none' : 'block').call(zoom).on('dblclick.zoom', null).merge(wrap); // reflow warning: Hardcode dimensions - currently can't resize it anyway..
+             var qaService = services.keepRight;
 
-           _dMini = [200, 150]; //utilGetDimensions(wrap);
+             if (qaService) {
+               d.newStatus = 'ignore'; // ignore permanently (false positive)
 
-           _cMini = geoVecScale(_dMini, 0.5);
-           context.map().on('drawn.map-in-map', function (drawn) {
-             if (drawn.full === true) {
-               redraw();
+               qaService.postUpdate(d, function (err, item) {
+                 return dispatch.call('change', item);
+               });
              }
            });
-           redraw();
-           context.keybinding().on(_t('background.minimap.key'), toggle);
-         }
-
-         return mapInMap;
-       }
-
-       function uiNotice(context) {
-         return function (selection) {
-           var div = selection.append('div').attr('class', 'notice');
-           var button = div.append('button').attr('class', 'zoom-to notice fillD').on('click', function () {
-             context.map().zoomEase(context.minEditableZoom());
-           }).on('wheel', function (d3_event) {
-             // let wheel events pass through #4482
-             var e2 = new WheelEvent(d3_event.type, d3_event);
-             context.surface().node().dispatchEvent(e2);
-           });
-           button.call(svgIcon('#iD-icon-plus', 'pre-text')).append('span').attr('class', 'label').html(_t.html('zoom_in_edit'));
+         } // NOTE: Don't change method name until UI v3 is merged
 
-           function disableTooHigh() {
-             var canEdit = context.map().zoom() >= context.minEditableZoom();
-             div.style('display', canEdit ? 'none' : 'block');
-           }
 
-           context.map().on('move.notice', debounce(disableTooHigh, 500));
-           disableTooHigh();
+         keepRightEditor.error = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return keepRightEditor;
          };
-       }
-
-       function uiPhotoviewer(context) {
-         var dispatch$1 = dispatch('resize');
-
-         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
 
-         function photoviewer(selection) {
-           selection.append('button').attr('class', 'thumb-hide').on('click', function () {
-             if (services.streetside) {
-               services.streetside.hideViewer(context);
-             }
+         return utilRebind(keepRightEditor, dispatch, 'on');
+       }
 
-             if (services.mapillary) {
-               services.mapillary.hideViewer(context);
-             }
+       function uiLasso(context) {
+         var group, polygon;
+         lasso.coordinates = [];
 
-             if (services.openstreetcam) {
-               services.openstreetcam.hideViewer(context);
-             }
-           }).append('div').call(svgIcon('#iD-icon-close'));
+         function lasso(selection) {
+           context.container().classed('lasso', true);
+           group = selection.append('g').attr('class', 'lasso hide');
+           polygon = group.append('path').attr('class', 'lasso-path');
+           group.call(uiToggle(true));
+         }
 
-           function preventDefault(d3_event) {
-             d3_event.preventDefault();
+         function draw() {
+           if (polygon) {
+             polygon.data([lasso.coordinates]).attr('d', function (d) {
+               return 'M' + d.join(' L') + ' Z';
+             });
            }
+         }
 
-           selection.append('button').attr('class', 'resize-handle-xy').on('touchstart touchdown touchend', preventDefault).on(_pointerPrefix + 'down', buildResizeListener(selection, 'resize', dispatch$1, {
-             resizeOnX: true,
-             resizeOnY: true
-           }));
-           selection.append('button').attr('class', 'resize-handle-x').on('touchstart touchdown touchend', preventDefault).on(_pointerPrefix + 'down', buildResizeListener(selection, 'resize', dispatch$1, {
-             resizeOnX: true
-           }));
-           selection.append('button').attr('class', 'resize-handle-y').on('touchstart touchdown touchend', preventDefault).on(_pointerPrefix + 'down', buildResizeListener(selection, 'resize', dispatch$1, {
-             resizeOnY: true
-           }));
+         lasso.extent = function () {
+           return lasso.coordinates.reduce(function (extent, point) {
+             return extent.extend(geoExtent(point));
+           }, geoExtent());
+         };
 
-           function buildResizeListener(target, eventName, dispatch, options) {
-             var resizeOnX = !!options.resizeOnX;
-             var resizeOnY = !!options.resizeOnY;
-             var minHeight = options.minHeight || 240;
-             var minWidth = options.minWidth || 320;
-             var pointerId;
-             var startX;
-             var startY;
-             var startWidth;
-             var startHeight;
+         lasso.p = function (_) {
+           if (!arguments.length) return lasso;
+           lasso.coordinates.push(_);
+           draw();
+           return lasso;
+         };
 
-             function startResize(d3_event) {
-               if (pointerId !== (d3_event.pointerId || 'mouse')) return;
-               d3_event.preventDefault();
-               d3_event.stopPropagation();
-               var mapSize = context.map().dimensions();
+         lasso.close = function () {
+           if (group) {
+             group.call(uiToggle(false, function () {
+               select(this).remove();
+             }));
+           }
 
-               if (resizeOnX) {
-                 var maxWidth = mapSize[0];
-                 var newWidth = clamp(startWidth + d3_event.clientX - startX, minWidth, maxWidth);
-                 target.style('width', newWidth + 'px');
-               }
+           context.container().classed('lasso', false);
+         };
 
-               if (resizeOnY) {
-                 var maxHeight = mapSize[1] - 90; // preserve space at top/bottom of map
+         return lasso;
+       }
 
-                 var newHeight = clamp(startHeight + startY - d3_event.clientY, minHeight, maxHeight);
-                 target.style('height', newHeight + 'px');
-               }
+       function uiNoteComments() {
+         var _note;
 
-               dispatch.call(eventName, target, utilGetDimensions(target, true));
-             }
+         function noteComments(selection) {
+           if (_note.isNew()) return; // don't draw .comments-container
 
-             function clamp(num, min, max) {
-               return Math.max(min, Math.min(num, max));
-             }
+           var comments = selection.selectAll('.comments-container').data([0]);
+           comments = comments.enter().append('div').attr('class', 'comments-container').merge(comments);
+           var commentEnter = comments.selectAll('.comment').data(_note.comments).enter().append('div').attr('class', 'comment');
+           commentEnter.append('div').attr('class', function (d) {
+             return 'comment-avatar user-' + d.uid;
+           }).call(svgIcon('#iD-icon-avatar', 'comment-avatar-icon'));
+           var mainEnter = commentEnter.append('div').attr('class', 'comment-main');
+           var metadataEnter = mainEnter.append('div').attr('class', 'comment-metadata');
+           metadataEnter.append('div').attr('class', 'comment-author').each(function (d) {
+             var selection = select(this);
+             var osm = services.osm;
 
-             function stopResize(d3_event) {
-               if (pointerId !== (d3_event.pointerId || 'mouse')) return;
-               d3_event.preventDefault();
-               d3_event.stopPropagation(); // remove all the listeners we added
+             if (osm && d.user) {
+               selection = selection.append('a').attr('class', 'comment-author-link').attr('href', osm.userURL(d.user)).attr('target', '_blank');
+             }
 
-               select(window).on('.' + eventName, null);
+             if (d.user) {
+               selection.text(d.user);
+             } else {
+               selection.call(_t.append('note.anonymous'));
              }
+           });
+           metadataEnter.append('div').attr('class', 'comment-date').html(function (d) {
+             return _t.html('note.status.' + d.action, {
+               when: localeDateString(d.date)
+             });
+           });
+           mainEnter.append('div').attr('class', 'comment-text').html(function (d) {
+             return d.html;
+           }).selectAll('a').attr('rel', 'noopener nofollow').attr('target', '_blank');
+           comments.call(replaceAvatars);
+         }
 
-             return function initResize(d3_event) {
-               d3_event.preventDefault();
-               d3_event.stopPropagation();
-               pointerId = d3_event.pointerId || 'mouse';
-               startX = d3_event.clientX;
-               startY = d3_event.clientY;
-               var targetRect = target.node().getBoundingClientRect();
-               startWidth = targetRect.width;
-               startHeight = targetRect.height;
-               select(window).on(_pointerPrefix + 'move.' + eventName, startResize, false).on(_pointerPrefix + 'up.' + eventName, stopResize, false);
+         function replaceAvatars(selection) {
+           var showThirdPartyIcons = corePreferences('preferences.privacy.thirdpartyicons') || 'true';
+           var osm = services.osm;
+           if (showThirdPartyIcons !== 'true' || !osm) return;
+           var uids = {}; // gather uids in the comment thread
 
-               if (_pointerPrefix === 'pointer') {
-                 select(window).on('pointercancel.' + eventName, stopResize, false);
-               }
-             };
-           }
+           _note.comments.forEach(function (d) {
+             if (d.uid) uids[d.uid] = true;
+           });
+
+           Object.keys(uids).forEach(function (uid) {
+             osm.loadUser(uid, function (err, user) {
+               if (!user || !user.image_url) return;
+               selection.selectAll('.comment-avatar.user-' + uid).html('').append('img').attr('class', 'icon comment-avatar-icon').attr('src', user.image_url).attr('alt', user.display_name);
+             });
+           });
          }
 
-         photoviewer.onMapResize = function () {
-           var photoviewer = context.container().select('.photoviewer');
-           var content = context.container().select('.main-content');
-           var mapDimensions = utilGetDimensions(content, true); // shrink photo viewer if it is too big
-           // (-90 preserves space at top and bottom of map used by menus)
+         function localeDateString(s) {
+           if (!s) return null;
+           var options = {
+             day: 'numeric',
+             month: 'short',
+             year: 'numeric'
+           };
+           s = s.replace(/-/g, '/'); // fix browser-specific Date() issues
 
-           var photoDimensions = utilGetDimensions(photoviewer, true);
+           var d = new Date(s);
+           if (isNaN(d.getTime())) return null;
+           return d.toLocaleDateString(_mainLocalizer.localeCode(), options);
+         }
 
-           if (photoDimensions[0] > mapDimensions[0] || photoDimensions[1] > mapDimensions[1] - 90) {
-             var setPhotoDimensions = [Math.min(photoDimensions[0], mapDimensions[0]), Math.min(photoDimensions[1], mapDimensions[1] - 90)];
-             photoviewer.style('width', setPhotoDimensions[0] + 'px').style('height', setPhotoDimensions[1] + 'px');
-             dispatch$1.call('resize', photoviewer, setPhotoDimensions);
-           }
+         noteComments.note = function (val) {
+           if (!arguments.length) return _note;
+           _note = val;
+           return noteComments;
          };
 
-         return utilRebind(photoviewer, dispatch$1, 'on');
+         return noteComments;
        }
 
-       function uiRestore(context) {
-         return function (selection) {
-           if (!context.history().hasRestorableChanges()) return;
-           var modalSelection = uiModal(selection, true);
-           modalSelection.select('.modal').attr('class', 'modal fillL');
-           var introModal = modalSelection.select('.content');
-           introModal.append('div').attr('class', 'modal-section').append('h3').html(_t.html('restore.heading'));
-           introModal.append('div').attr('class', 'modal-section').append('p').html(_t.html('restore.description'));
-           var buttonWrap = introModal.append('div').attr('class', 'modal-actions');
-           var restore = buttonWrap.append('button').attr('class', 'restore').on('click', function () {
-             context.history().restore();
-             modalSelection.remove();
+       function uiNoteHeader() {
+         var _note;
+
+         function noteHeader(selection) {
+           var header = selection.selectAll('.note-header').data(_note ? [_note] : [], function (d) {
+             return d.status + d.id;
            });
-           restore.append('svg').attr('class', 'logo logo-restore').append('use').attr('xlink:href', '#iD-logo-restore');
-           restore.append('div').html(_t.html('restore.restore'));
-           var reset = buttonWrap.append('button').attr('class', 'reset').on('click', function () {
-             context.history().clearSaved();
-             modalSelection.remove();
+           header.exit().remove();
+           var headerEnter = header.enter().append('div').attr('class', 'note-header');
+           var iconEnter = headerEnter.append('div').attr('class', function (d) {
+             return 'note-header-icon ' + d.status;
+           }).classed('new', function (d) {
+             return d.id < 0;
            });
-           reset.append('svg').attr('class', 'logo logo-reset').append('use').attr('xlink:href', '#iD-logo-reset');
-           reset.append('div').html(_t.html('restore.reset'));
-           restore.node().focus();
-         };
-       }
-
-       function uiScale(context) {
-         var projection = context.projection,
-             isImperial = !_mainLocalizer.usesMetric(),
-             maxLength = 180,
-             tickHeight = 8;
+           iconEnter.append('div').attr('class', 'preset-icon-28').call(svgIcon('#iD-icon-note', 'note-fill'));
+           iconEnter.each(function (d) {
+             var statusIcon;
 
-         function scaleDefs(loc1, loc2) {
-           var lat = (loc2[1] + loc1[1]) / 2,
-               conversion = isImperial ? 3.28084 : 1,
-               dist = geoLonToMeters(loc2[0] - loc1[0], lat) * conversion,
-               scale = {
-             dist: 0,
-             px: 0,
-             text: ''
-           },
-               buckets,
-               i,
-               val,
-               dLon;
+             if (d.id < 0) {
+               statusIcon = '#iD-icon-plus';
+             } else if (d.status === 'open') {
+               statusIcon = '#iD-icon-close';
+             } else {
+               statusIcon = '#iD-icon-apply';
+             }
 
-           if (isImperial) {
-             buckets = [5280000, 528000, 52800, 5280, 500, 50, 5, 1];
-           } else {
-             buckets = [5000000, 500000, 50000, 5000, 500, 50, 5, 1];
-           } // determine a user-friendly endpoint for the scale
+             iconEnter.append('div').attr('class', 'note-icon-annotation').attr('title', _t('icons.close')).call(svgIcon(statusIcon, 'icon-annotation'));
+           });
+           headerEnter.append('div').attr('class', 'note-header-label').html(function (d) {
+             if (_note.isNew()) {
+               return _t.html('note.new');
+             }
 
+             return _t.html('note.note') + ' ' + d.id + ' ' + (d.status === 'closed' ? _t.html('note.closed') : '');
+           });
+         }
 
-           for (i = 0; i < buckets.length; i++) {
-             val = buckets[i];
+         noteHeader.note = function (val) {
+           if (!arguments.length) return _note;
+           _note = val;
+           return noteHeader;
+         };
 
-             if (dist >= val) {
-               scale.dist = Math.floor(dist / val) * val;
-               break;
-             } else {
-               scale.dist = +dist.toFixed(2);
-             }
-           }
+         return noteHeader;
+       }
 
-           dLon = geoMetersToLon(scale.dist / conversion, lat);
-           scale.px = Math.round(projection([loc1[0] + dLon, loc1[1]])[0]);
-           scale.text = displayLength(scale.dist / conversion, isImperial);
-           return scale;
-         }
+       function uiNoteReport() {
+         var _note;
 
-         function update(selection) {
-           // choose loc1, loc2 along bottom of viewport (near where the scale will be drawn)
-           var dims = context.map().dimensions(),
-               loc1 = projection.invert([0, dims[1]]),
-               loc2 = projection.invert([maxLength, dims[1]]),
-               scale = scaleDefs(loc1, loc2);
-           selection.select('.scale-path').attr('d', 'M0.5,0.5v' + tickHeight + 'h' + scale.px + 'v-' + tickHeight);
-           selection.select('.scale-text').style(_mainLocalizer.textDirection() === 'ltr' ? 'left' : 'right', scale.px + 16 + 'px').html(scale.text);
-         }
+         function noteReport(selection) {
+           var url;
 
-         return function (selection) {
-           function switchUnits() {
-             isImperial = !isImperial;
-             selection.call(update);
+           if (services.osm && _note instanceof osmNote && !_note.isNew()) {
+             url = services.osm.noteReportURL(_note);
            }
 
-           var scalegroup = selection.append('svg').attr('class', 'scale').on('click', switchUnits).append('g').attr('transform', 'translate(10,11)');
-           scalegroup.append('path').attr('class', 'scale-path');
-           selection.append('div').attr('class', 'scale-text');
-           selection.call(update);
-           context.map().on('move.scale', function () {
-             update(selection);
-           });
-         };
-       }
+           var link = selection.selectAll('.note-report').data(url ? [url] : []); // exit
 
-       function uiShortcuts(context) {
-         var detected = utilDetect();
-         var _activeTab = 0;
+           link.exit().remove(); // enter
 
-         var _modalSelection;
+           var linkEnter = link.enter().append('a').attr('class', 'note-report').attr('target', '_blank').attr('href', function (d) {
+             return d;
+           }).call(svgIcon('#iD-icon-out-link', 'inline'));
+           linkEnter.append('span').call(_t.append('note.report'));
+         }
 
-         var _selection = select(null);
+         noteReport.note = function (val) {
+           if (!arguments.length) return _note;
+           _note = val;
+           return noteReport;
+         };
 
-         var _dataShortcuts;
+         return noteReport;
+       }
 
-         function shortcutsModal(_modalSelection) {
-           _modalSelection.select('.modal').classed('modal-shortcuts', true);
+       function uiNoteEditor(context) {
+         var dispatch = dispatch$8('change');
+         var noteComments = uiNoteComments();
+         var noteHeader = uiNoteHeader(); // var formFields = uiFormFields(context);
 
-           var content = _modalSelection.select('.content');
+         var _note;
 
-           content.append('div').attr('class', 'modal-section').append('h3').html(_t.html('shortcuts.title'));
-           _mainFileFetcher.get('shortcuts').then(function (data) {
-             _dataShortcuts = data;
-             content.call(render);
-           })["catch"](function () {
-             /* ignore */
-           });
-         }
+         var _newNote; // var _fieldsArr;
 
-         function render(selection) {
-           if (!_dataShortcuts) return;
-           var wrapper = selection.selectAll('.wrapper').data([0]);
-           var wrapperEnter = wrapper.enter().append('div').attr('class', 'wrapper modal-section');
-           var tabsBar = wrapperEnter.append('div').attr('class', 'tabs-bar');
-           var shortcutsList = wrapperEnter.append('div').attr('class', 'shortcuts-list');
-           wrapper = wrapper.merge(wrapperEnter);
-           var tabs = tabsBar.selectAll('.tab').data(_dataShortcuts);
-           var tabsEnter = tabs.enter().append('a').attr('class', 'tab').attr('href', '#').on('click', function (d3_event, d) {
-             d3_event.preventDefault();
 
-             var i = _dataShortcuts.indexOf(d);
+         function noteEditor(selection) {
+           var header = selection.selectAll('.header').data([0]);
+           var headerEnter = header.enter().append('div').attr('class', 'header fillL');
+           headerEnter.append('button').attr('class', 'close').attr('title', _t('icons.close')).on('click', function () {
+             context.enter(modeBrowse(context));
+           }).call(svgIcon('#iD-icon-close'));
+           headerEnter.append('h2').call(_t.append('note.title'));
+           var body = selection.selectAll('.body').data([0]);
+           body = body.enter().append('div').attr('class', 'body').merge(body);
+           var editor = body.selectAll('.note-editor').data([0]);
+           editor.enter().append('div').attr('class', 'modal-section note-editor').merge(editor).call(noteHeader.note(_note)).call(noteComments.note(_note)).call(noteSaveSection);
+           var footer = selection.selectAll('.footer').data([0]);
+           footer.enter().append('div').attr('class', 'footer').merge(footer).call(uiViewOnOSM(context).what(_note)).call(uiNoteReport().note(_note)); // rerender the note editor on any auth change
 
-             _activeTab = i;
-             render(selection);
-           });
-           tabsEnter.append('span').html(function (d) {
-             return _t.html(d.text);
-           }); // Update
+           var osm = services.osm;
 
-           wrapper.selectAll('.tab').classed('active', function (d, i) {
-             return i === _activeTab;
-           });
-           var shortcuts = shortcutsList.selectAll('.shortcut-tab').data(_dataShortcuts);
-           var shortcutsEnter = shortcuts.enter().append('div').attr('class', function (d) {
-             return 'shortcut-tab shortcut-tab-' + d.tab;
-           });
-           var columnsEnter = shortcutsEnter.selectAll('.shortcut-column').data(function (d) {
-             return d.columns;
-           }).enter().append('table').attr('class', 'shortcut-column');
-           var rowsEnter = columnsEnter.selectAll('.shortcut-row').data(function (d) {
-             return d.rows;
-           }).enter().append('tr').attr('class', 'shortcut-row');
-           var sectionRows = rowsEnter.filter(function (d) {
-             return !d.shortcuts;
-           });
-           sectionRows.append('td');
-           sectionRows.append('td').attr('class', 'shortcut-section').append('h3').html(function (d) {
-             return _t.html(d.text);
-           });
-           var shortcutRows = rowsEnter.filter(function (d) {
-             return d.shortcuts;
-           });
-           var shortcutKeys = shortcutRows.append('td').attr('class', 'shortcut-keys');
-           var modifierKeys = shortcutKeys.filter(function (d) {
-             return d.modifiers;
-           });
-           modifierKeys.selectAll('kbd.modifier').data(function (d) {
-             if (detected.os === 'win' && d.text === 'shortcuts.editing.commands.redo') {
-               return ['⌘'];
-             } else if (detected.os !== 'mac' && d.text === 'shortcuts.browsing.display_options.fullscreen') {
-               return [];
-             } else {
-               return d.modifiers;
-             }
-           }).enter().each(function () {
-             var selection = select(this);
-             selection.append('kbd').attr('class', 'modifier').html(function (d) {
-               return uiCmd.display(d);
+           if (osm) {
+             osm.on('change.note-save', function () {
+               selection.call(noteEditor);
              });
-             selection.append('span').html('+');
-           });
-           shortcutKeys.selectAll('kbd.shortcut').data(function (d) {
-             var arr = d.shortcuts;
+           }
+         }
 
-             if (detected.os === 'win' && d.text === 'shortcuts.editing.commands.redo') {
-               arr = ['Y'];
-             } else if (detected.os !== 'mac' && d.text === 'shortcuts.browsing.display_options.fullscreen') {
-               arr = ['F11'];
-             } // replace translations
+         function noteSaveSection(selection) {
+           var isSelected = _note && _note.id === context.selectedNoteID();
 
+           var noteSave = selection.selectAll('.note-save').data(isSelected ? [_note] : [], function (d) {
+             return d.status + d.id;
+           }); // exit
 
-             arr = arr.map(function (s) {
-               return uiCmd.display(s.indexOf('.') !== -1 ? _t(s) : s);
-             });
-             return utilArrayUniq(arr).map(function (s) {
-               return {
-                 shortcut: s,
-                 separator: d.separator,
-                 suffix: d.suffix
-               };
-             });
-           }).enter().each(function (d, i, nodes) {
-             var selection = select(this);
-             var click = d.shortcut.toLowerCase().match(/(.*).click/);
+           noteSave.exit().remove(); // enter
 
-             if (click && click[1]) {
-               // replace "left_click", "right_click" with mouse icon
-               selection.call(svgIcon('#iD-walkthrough-mouse-' + click[1], 'operation'));
-             } else if (d.shortcut.toLowerCase() === 'long-press') {
-               selection.call(svgIcon('#iD-walkthrough-longpress', 'longpress operation'));
-             } else if (d.shortcut.toLowerCase() === 'tap') {
-               selection.call(svgIcon('#iD-walkthrough-tap', 'tap operation'));
-             } else {
-               selection.append('kbd').attr('class', 'shortcut').html(function (d) {
-                 return d.shortcut;
-               });
-             }
+           var noteSaveEnter = noteSave.enter().append('div').attr('class', 'note-save save-section cf'); // // if new note, show categories to pick from
+           // if (_note.isNew()) {
+           //     var presets = presetManager;
+           //     // NOTE: this key isn't a age and therefore there is no documentation (yet)
+           //     _fieldsArr = [
+           //         uiField(context, presets.field('category'), null, { show: true, revert: false }),
+           //     ];
+           //     _fieldsArr.forEach(function(field) {
+           //         field
+           //             .on('change', changeCategory);
+           //     });
+           //     noteSaveEnter
+           //         .append('div')
+           //         .attr('class', 'note-category')
+           //         .call(formFields.fieldsArr(_fieldsArr));
+           // }
+           // function changeCategory() {
+           //     // NOTE: perhaps there is a better way to get value
+           //     var val = context.container().select('input[name=\'category\']:checked').property('__data__') || undefined;
+           //     // store the unsaved category with the note itself
+           //     _note = _note.update({ newCategory: val });
+           //     var osm = services.osm;
+           //     if (osm) {
+           //         osm.replaceNote(_note);  // update note cache
+           //     }
+           //     noteSave
+           //         .call(noteSaveButtons);
+           // }
 
-             if (i < nodes.length - 1) {
-               selection.append('span').html(d.separator || "\xA0" + _t.html('shortcuts.or') + "\xA0");
-             } else if (i === nodes.length - 1 && d.suffix) {
-               selection.append('span').html(d.suffix);
-             }
-           });
-           shortcutKeys.filter(function (d) {
-             return d.gesture;
-           }).each(function () {
-             var selection = select(this);
-             selection.append('span').html('+');
-             selection.append('span').attr('class', 'gesture').html(function (d) {
-               return _t.html(d.gesture);
-             });
+           noteSaveEnter.append('h4').attr('class', '.note-save-header').html(function () {
+             return _note.isNew() ? _t.html('note.newDescription') : _t.html('note.newComment');
            });
-           shortcutRows.append('td').attr('class', 'shortcut-desc').html(function (d) {
-             return d.text ? _t.html(d.text) : "\xA0";
-           }); // Update
+           var commentTextarea = noteSaveEnter.append('textarea').attr('class', 'new-comment-input').attr('placeholder', _t('note.inputPlaceholder')).attr('maxlength', 1000).property('value', function (d) {
+             return d.newComment;
+           }).call(utilNoAuto).on('keydown.note-input', keydown).on('input.note-input', changeInput).on('blur.note-input', changeInput);
 
-           wrapper.selectAll('.shortcut-tab').style('display', function (d, i) {
-             return i === _activeTab ? 'flex' : 'none';
-           });
-         }
+           if (!commentTextarea.empty() && _newNote) {
+             // autofocus the comment field for new notes
+             commentTextarea.node().focus();
+           } // update
 
-         return function (selection, show) {
-           _selection = selection;
 
-           if (show) {
-             _modalSelection = uiModal(selection);
+           noteSave = noteSaveEnter.merge(noteSave).call(userDetails).call(noteSaveButtons); // fast submit if user presses cmd+enter
 
-             _modalSelection.call(shortcutsModal);
-           } else {
-             context.keybinding().on([_t('shortcuts.toggle.key'), '?'], function () {
-               if (context.container().selectAll('.modal-shortcuts').size()) {
-                 // already showing
-                 if (_modalSelection) {
-                   _modalSelection.close();
+           function keydown(d3_event) {
+             if (!(d3_event.keyCode === 13 && // ↩ Return
+             d3_event.metaKey)) return;
+             var osm = services.osm;
+             if (!osm) return;
+             var hasAuth = osm.authenticated();
+             if (!hasAuth) return;
+             if (!_note.newComment) return;
+             d3_event.preventDefault();
+             select(this).on('keydown.note-input', null); // focus on button and submit
 
-                   _modalSelection = null;
-                 }
+             window.setTimeout(function () {
+               if (_note.isNew()) {
+                 noteSave.selectAll('.save-button').node().focus();
+                 clickSave();
                } else {
-                 _modalSelection = uiModal(_selection);
-
-                 _modalSelection.call(shortcutsModal);
+                 noteSave.selectAll('.comment-button').node().focus();
+                 clickComment();
                }
+             }, 10);
+           }
+
+           function changeInput() {
+             var input = select(this);
+             var val = input.property('value').trim() || undefined; // store the unsaved comment with the note itself
+
+             _note = _note.update({
+               newComment: val
              });
+             var osm = services.osm;
+
+             if (osm) {
+               osm.replaceNote(_note); // update note cache
+             }
+
+             noteSave.call(noteSaveButtons);
            }
-         };
-       }
+         }
 
-       var pair_1 = pair;
+         function userDetails(selection) {
+           var detailSection = selection.selectAll('.detail-section').data([0]);
+           detailSection = detailSection.enter().append('div').attr('class', 'detail-section').merge(detailSection);
+           var osm = services.osm;
+           if (!osm) return; // Add warning if user is not logged in
 
-       function search(input, dims) {
-         if (!dims) dims = 'NSEW';
-         if (typeof input !== 'string') return null;
-         input = input.toUpperCase();
-         var regex = /^[\s\,]*([NSEW])?\s*([\-|\—|\―]?[0-9.]+)[°º˚]?\s*(?:([0-9.]+)['’′‘]\s*)?(?:([0-9.]+)(?:''|"|”|″)\s*)?([NSEW])?/;
-         var m = input.match(regex);
-         if (!m) return null; // no match
+           var hasAuth = osm.authenticated();
+           var authWarning = detailSection.selectAll('.auth-warning').data(hasAuth ? [] : [0]);
+           authWarning.exit().transition().duration(200).style('opacity', 0).remove();
+           var authEnter = authWarning.enter().insert('div', '.tag-reference-body').attr('class', 'field-warning auth-warning').style('opacity', 0);
+           authEnter.call(svgIcon('#iD-icon-alert', 'inline'));
+           authEnter.append('span').call(_t.append('note.login'));
+           authEnter.append('a').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).append('span').call(_t.append('login')).on('click.note-login', function (d3_event) {
+             d3_event.preventDefault();
+             osm.authenticate();
+           });
+           authEnter.transition().duration(200).style('opacity', 1);
+           var prose = detailSection.selectAll('.note-save-prose').data(hasAuth ? [0] : []);
+           prose.exit().remove();
+           prose = prose.enter().append('p').attr('class', 'note-save-prose').call(_t.append('note.upload_explanation')).merge(prose);
+           osm.userDetails(function (err, user) {
+             if (err) return;
+             var userLink = select(document.createElement('div'));
+
+             if (user.image_url) {
+               userLink.append('img').attr('src', user.image_url).attr('class', 'icon pre-text user-icon');
+             }
 
-         var matched = m[0]; // extract dimension.. m[1] = leading, m[5] = trailing
+             userLink.append('a').attr('class', 'user-info').text(user.display_name).attr('href', osm.userURL(user.display_name)).attr('target', '_blank');
+             prose.html(_t.html('note.upload_explanation_with_user', {
+               user: {
+                 html: userLink.html()
+               }
+             }));
+           });
+         }
 
-         var dim;
+         function noteSaveButtons(selection) {
+           var osm = services.osm;
+           var hasAuth = osm && osm.authenticated();
 
-         if (m[1] && m[5]) {
-           // if matched both..
-           dim = m[1]; // keep leading
+           var isSelected = _note && _note.id === context.selectedNoteID();
 
-           matched = matched.slice(0, -1); // remove trailing dimension from match
-         } else {
-           dim = m[1] || m[5];
-         } // if unrecognized dimension
+           var buttonSection = selection.selectAll('.buttons').data(isSelected ? [_note] : [], function (d) {
+             return d.status + d.id;
+           }); // exit
 
+           buttonSection.exit().remove(); // enter
 
-         if (dim && dims.indexOf(dim) === -1) return null; // extract DMS
+           var buttonEnter = buttonSection.enter().append('div').attr('class', 'buttons');
 
-         var deg = m[2] ? parseFloat(m[2]) : 0;
-         var min = m[3] ? parseFloat(m[3]) / 60 : 0;
-         var sec = m[4] ? parseFloat(m[4]) / 3600 : 0;
-         var sign = deg < 0 ? -1 : 1;
-         if (dim === 'S' || dim === 'W') sign *= -1;
-         return {
-           val: (Math.abs(deg) + min + sec) * sign,
-           dim: dim,
-           matched: matched,
-           remain: input.slice(matched.length)
-         };
-       }
+           if (_note.isNew()) {
+             buttonEnter.append('button').attr('class', 'button cancel-button secondary-action').call(_t.append('confirm.cancel'));
+             buttonEnter.append('button').attr('class', 'button save-button action').call(_t.append('note.save'));
+           } else {
+             buttonEnter.append('button').attr('class', 'button status-button action');
+             buttonEnter.append('button').attr('class', 'button comment-button action').call(_t.append('note.comment'));
+           } // update
 
-       function pair(input, dims) {
-         input = input.trim();
-         var one = search(input, dims);
-         if (!one) return null;
-         input = one.remain.trim();
-         var two = search(input, dims);
-         if (!two || two.remain) return null;
 
-         if (one.dim) {
-           return swapdim(one.val, two.val, one.dim);
-         } else {
-           return [one.val, two.val];
-         }
-       }
+           buttonSection = buttonSection.merge(buttonEnter);
+           buttonSection.select('.cancel-button') // select and propagate data
+           .on('click.cancel', clickCancel);
+           buttonSection.select('.save-button') // select and propagate data
+           .attr('disabled', isSaveDisabled).on('click.save', clickSave);
+           buttonSection.select('.status-button') // select and propagate data
+           .attr('disabled', hasAuth ? null : true).html(function (d) {
+             var action = d.status === 'open' ? 'close' : 'open';
+             var andComment = d.newComment ? '_comment' : '';
+             return _t.html('note.' + action + andComment);
+           }).on('click.status', clickStatus);
+           buttonSection.select('.comment-button') // select and propagate data
+           .attr('disabled', isSaveDisabled).on('click.comment', clickComment);
 
-       function swapdim(a, b, dim) {
-         if (dim === 'N' || dim === 'S') return [a, b];
-         if (dim === 'W' || dim === 'E') return [b, a];
-       }
+           function isSaveDisabled(d) {
+             return hasAuth && d.status === 'open' && d.newComment ? null : true;
+           }
+         }
 
-       function uiFeatureList(context) {
-         var _geocodeResults;
+         function clickCancel(d3_event, d) {
+           this.blur(); // avoid keeping focus on the button - #4641
 
-         function featureList(selection) {
-           var header = selection.append('div').attr('class', 'header fillL');
-           header.append('h3').html(_t.html('inspector.feature_list'));
-           var searchWrap = selection.append('div').attr('class', 'search-header');
-           searchWrap.call(svgIcon('#iD-icon-search', 'pre-text'));
-           var search = searchWrap.append('input').attr('placeholder', _t('inspector.search')).attr('type', 'search').call(utilNoAuto).on('keypress', keypress).on('keydown', keydown).on('input', inputevent);
-           var listWrap = selection.append('div').attr('class', 'inspector-body');
-           var list = listWrap.append('div').attr('class', 'feature-list');
-           context.on('exit.feature-list', clearSearch);
-           context.map().on('drawn.feature-list', mapDrawn);
-           context.keybinding().on(uiCmd('⌘F'), focusSearch);
+           var osm = services.osm;
 
-           function focusSearch(d3_event) {
-             var mode = context.mode() && context.mode().id;
-             if (mode !== 'browse') return;
-             d3_event.preventDefault();
-             search.node().focus();
+           if (osm) {
+             osm.removeNote(d);
            }
 
-           function keydown(d3_event) {
-             if (d3_event.keyCode === 27) {
-               // escape
-               search.node().blur();
-             }
-           }
+           context.enter(modeBrowse(context));
+           dispatch.call('change');
+         }
 
-           function keypress(d3_event) {
-             var q = search.property('value'),
-                 items = list.selectAll('.feature-list-item');
+         function clickSave(d3_event, d) {
+           this.blur(); // avoid keeping focus on the button - #4641
 
-             if (d3_event.keyCode === 13 && // ↩ Return
-             q.length && items.size()) {
-               click(items.datum());
-             }
-           }
+           var osm = services.osm;
 
-           function inputevent() {
-             _geocodeResults = undefined;
-             drawList();
+           if (osm) {
+             osm.postNoteCreate(d, function (err, note) {
+               dispatch.call('change', note);
+             });
            }
+         }
 
-           function clearSearch() {
-             search.property('value', '');
-             drawList();
-           }
+         function clickStatus(d3_event, d) {
+           this.blur(); // avoid keeping focus on the button - #4641
 
-           function mapDrawn(e) {
-             if (e.full) {
-               drawList();
-             }
-           }
+           var osm = services.osm;
 
-           function features() {
-             var result = [];
-             var graph = context.graph();
-             var visibleCenter = context.map().extent().center();
-             var q = search.property('value').toLowerCase();
-             if (!q) return result;
-             var locationMatch = pair_1(q.toUpperCase()) || q.match(/^(-?\d+\.?\d*)\s+(-?\d+\.?\d*)$/);
+           if (osm) {
+             var setStatus = d.status === 'open' ? 'closed' : 'open';
+             osm.postNoteUpdate(d, setStatus, function (err, note) {
+               dispatch.call('change', note);
+             });
+           }
+         }
 
-             if (locationMatch) {
-               var loc = [parseFloat(locationMatch[0]), parseFloat(locationMatch[1])];
-               result.push({
-                 id: -1,
-                 geometry: 'point',
-                 type: _t('inspector.location'),
-                 name: dmsCoordinatePair([loc[1], loc[0]]),
-                 location: loc
-               });
-             } // A location search takes priority over an ID search
+         function clickComment(d3_event, d) {
+           this.blur(); // avoid keeping focus on the button - #4641
 
+           var osm = services.osm;
 
-             var idMatch = !locationMatch && q.match(/(?:^|\W)(node|way|relation|[nwr])\W?0*([1-9]\d*)(?:\W|$)/i);
+           if (osm) {
+             osm.postNoteUpdate(d, d.status, function (err, note) {
+               dispatch.call('change', note);
+             });
+           }
+         }
 
-             if (idMatch) {
-               var elemType = idMatch[1].charAt(0);
-               var elemId = idMatch[2];
-               result.push({
-                 id: elemType + elemId,
-                 geometry: elemType === 'n' ? 'point' : elemType === 'w' ? 'line' : 'relation',
-                 type: elemType === 'n' ? _t('inspector.node') : elemType === 'w' ? _t('inspector.way') : _t('inspector.relation'),
-                 name: elemId
-               });
-             }
+         noteEditor.note = function (val) {
+           if (!arguments.length) return _note;
+           _note = val;
+           return noteEditor;
+         };
 
-             var allEntities = graph.entities;
-             var localResults = [];
+         noteEditor.newNote = function (val) {
+           if (!arguments.length) return _newNote;
+           _newNote = val;
+           return noteEditor;
+         };
 
-             for (var id in allEntities) {
-               var entity = allEntities[id];
-               if (!entity) continue;
-               var name = utilDisplayName(entity) || '';
-               if (name.toLowerCase().indexOf(q) < 0) continue;
-               var matched = _mainPresetIndex.match(entity, graph);
-               var type = matched && matched.name() || utilDisplayType(entity.id);
-               var extent = entity.extent(graph);
-               var distance = extent ? geoSphericalDistance(visibleCenter, extent.center()) : 0;
-               localResults.push({
-                 id: entity.id,
-                 entity: entity,
-                 geometry: entity.geometry(graph),
-                 type: type,
-                 name: name,
-                 distance: distance
-               });
-               if (localResults.length > 100) break;
-             }
+         return utilRebind(noteEditor, dispatch, 'on');
+       }
 
-             localResults = localResults.sort(function byDistance(a, b) {
-               return a.distance - b.distance;
-             });
-             result = result.concat(localResults);
+       function uiSourceSwitch(context) {
+         var keys;
 
-             (_geocodeResults || []).forEach(function (d) {
-               if (d.osm_type && d.osm_id) {
-                 // some results may be missing these - #1890
-                 // Make a temporary osmEntity so we can preset match
-                 // and better localize the search result - #4725
-                 var id = osmEntity.id.fromOSM(d.osm_type, d.osm_id);
-                 var tags = {};
-                 tags[d["class"]] = d.type;
-                 var attrs = {
-                   id: id,
-                   type: d.osm_type,
-                   tags: tags
-                 };
+         function click(d3_event) {
+           d3_event.preventDefault();
+           var osm = context.connection();
+           if (!osm) return;
+           if (context.inIntro()) return;
+           if (context.history().hasChanges() && !window.confirm(_t('source_switch.lose_changes'))) return;
+           var isLive = select(this).classed('live');
+           isLive = !isLive;
+           context.enter(modeBrowse(context));
+           context.history().clearSaved(); // remove saved history
 
-                 if (d.osm_type === 'way') {
-                   // for ways, add some fake closed nodes
-                   attrs.nodes = ['a', 'a']; // so that geometry area is possible
-                 }
+           context.flush(); // remove stored data
 
-                 var tempEntity = osmEntity(attrs);
-                 var tempGraph = coreGraph([tempEntity]);
-                 var matched = _mainPresetIndex.match(tempEntity, tempGraph);
-                 var type = matched && matched.name() || utilDisplayType(id);
-                 result.push({
-                   id: tempEntity.id,
-                   geometry: tempEntity.geometry(tempGraph),
-                   type: type,
-                   name: d.display_name,
-                   extent: new geoExtent([parseFloat(d.boundingbox[3]), parseFloat(d.boundingbox[0])], [parseFloat(d.boundingbox[2]), parseFloat(d.boundingbox[1])])
-                 });
-               }
-             });
+           select(this).html(isLive ? _t.html('source_switch.live') : _t.html('source_switch.dev')).classed('live', isLive).classed('chip', isLive);
+           osm["switch"](isLive ? keys[0] : keys[1]); // switch connection (warning: dispatches 'change' event)
+         }
 
-             if (q.match(/^[0-9]+$/)) {
-               // if query is just a number, possibly an OSM ID without a prefix
-               result.push({
-                 id: 'n' + q,
-                 geometry: 'point',
-                 type: _t('inspector.node'),
-                 name: q
-               });
-               result.push({
-                 id: 'w' + q,
-                 geometry: 'line',
-                 type: _t('inspector.way'),
-                 name: q
-               });
-               result.push({
-                 id: 'r' + q,
-                 geometry: 'relation',
-                 type: _t('inspector.relation'),
-                 name: q
-               });
-             }
+         var sourceSwitch = function sourceSwitch(selection) {
+           selection.append('a').attr('href', '#').call(_t.append('source_switch.live')).attr('class', 'live chip').on('click', click);
+         };
 
-             return result;
-           }
+         sourceSwitch.keys = function (_) {
+           if (!arguments.length) return keys;
+           keys = _;
+           return sourceSwitch;
+         };
 
-           function drawList() {
-             var value = search.property('value');
-             var results = features();
-             list.classed('filtered', value.length);
-             var resultsIndicator = list.selectAll('.no-results-item').data([0]).enter().append('button').property('disabled', true).attr('class', 'no-results-item').call(svgIcon('#iD-icon-alert', 'pre-text'));
-             resultsIndicator.append('span').attr('class', 'entity-name');
-             list.selectAll('.no-results-item .entity-name').html(_t.html('geocoder.no_results_worldwide'));
+         return sourceSwitch;
+       }
 
-             if (services.geocoder) {
-               list.selectAll('.geocode-item').data([0]).enter().append('button').attr('class', 'geocode-item secondary-action').on('click', geocoderSearch).append('div').attr('class', 'label').append('span').attr('class', 'entity-name').html(_t.html('geocoder.search'));
-             }
+       function uiSpinner(context) {
+         var osm = context.connection();
+         return function (selection) {
+           var img = selection.append('img').attr('src', context.imagePath('loader-black.gif')).style('opacity', 0);
 
-             list.selectAll('.no-results-item').style('display', value.length && !results.length ? 'block' : 'none');
-             list.selectAll('.geocode-item').style('display', value && _geocodeResults === undefined ? 'block' : 'none');
-             list.selectAll('.feature-list-item').data([-1]).remove();
-             var items = list.selectAll('.feature-list-item').data(results, function (d) {
-               return d.id;
-             });
-             var enter = items.enter().insert('button', '.geocode-item').attr('class', 'feature-list-item').on('mouseover', mouseover).on('mouseout', mouseout).on('click', click);
-             var label = enter.append('div').attr('class', 'label');
-             label.each(function (d) {
-               select(this).call(svgIcon('#iD-icon-' + d.geometry, 'pre-text'));
-             });
-             label.append('span').attr('class', 'entity-type').html(function (d) {
-               return d.type;
-             });
-             label.append('span').attr('class', 'entity-name').html(function (d) {
-               return d.name;
+           if (osm) {
+             osm.on('loading.spinner', function () {
+               img.transition().style('opacity', 1);
+             }).on('loaded.spinner', function () {
+               img.transition().style('opacity', 0);
              });
-             enter.style('opacity', 0).transition().style('opacity', 1);
-             items.order();
-             items.exit().remove();
-           }
-
-           function mouseover(d3_event, d) {
-             if (d.id === -1) return;
-             utilHighlightEntities([d.id], true, context);
            }
+         };
+       }
 
-           function mouseout(d3_event, d) {
-             if (d.id === -1) return;
-             utilHighlightEntities([d.id], false, context);
-           }
+       function uiSectionPrivacy(context) {
+         var section = uiSection('preferences-third-party', context).label(_t.html('preferences.privacy.title')).disclosureContent(renderDisclosureContent);
 
-           function click(d3_event, d) {
+         function renderDisclosureContent(selection) {
+           // enter
+           selection.selectAll('.privacy-options-list').data([0]).enter().append('ul').attr('class', 'layer-list privacy-options-list');
+           var thirdPartyIconsEnter = selection.select('.privacy-options-list').selectAll('.privacy-third-party-icons-item').data([corePreferences('preferences.privacy.thirdpartyicons') || 'true']).enter().append('li').attr('class', 'privacy-third-party-icons-item').append('label').call(uiTooltip().title(_t.html('preferences.privacy.third_party_icons.tooltip')).placement('bottom'));
+           thirdPartyIconsEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event, d) {
              d3_event.preventDefault();
+             corePreferences('preferences.privacy.thirdpartyicons', d === 'true' ? 'false' : 'true');
+           });
+           thirdPartyIconsEnter.append('span').call(_t.append('preferences.privacy.third_party_icons.description')); // update
 
-             if (d.location) {
-               context.map().centerZoomEase([d.location[1], d.location[0]], 19);
-             } else if (d.entity) {
-               utilHighlightEntities([d.id], false, context);
-               context.enter(modeSelect(context, [d.entity.id]));
-               context.map().zoomToEase(d.entity);
-             } else {
-               // download, zoom to, and select the entity with the given ID
-               context.zoomToEntity(d.id);
-             }
-           }
+           selection.selectAll('.privacy-third-party-icons-item').classed('active', function (d) {
+             return d === 'true';
+           }).select('input').property('checked', function (d) {
+             return d === 'true';
+           }); // Privacy Policy link
 
-           function geocoderSearch() {
-             services.geocoder.search(search.property('value'), function (err, resp) {
-               _geocodeResults = resp || [];
-               drawList();
-             });
-           }
+           selection.selectAll('.privacy-link').data([0]).enter().append('div').attr('class', 'privacy-link').append('a').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).attr('href', 'https://github.com/openstreetmap/iD/blob/release/PRIVACY.md').append('span').call(_t.append('preferences.privacy.privacy_link'));
          }
 
-         return featureList;
+         corePreferences.onChange('preferences.privacy.thirdpartyicons', section.reRender);
+         return section;
        }
 
-       var getOwnPropertyDescriptor$4 = objectGetOwnPropertyDescriptor.f;
+       function uiSplash(context) {
+         return function (selection) {
+           // Exception - if there are restorable changes, skip this splash screen.
+           // This is because we currently only support one `uiModal` at a time
+           //  and we need to show them `uiRestore`` instead of this one.
+           if (context.history().hasRestorableChanges()) return; // If user has not seen this version of the privacy policy, show the splash again.
 
+           var updateMessage = '';
+           var sawPrivacyVersion = corePreferences('sawPrivacyVersion');
+           var showSplash = !corePreferences('sawSplash');
+
+           if (sawPrivacyVersion !== context.privacyVersion) {
+             updateMessage = _t('splash.privacy_update');
+             showSplash = true;
+           }
+
+           if (!showSplash) return;
+           corePreferences('sawSplash', true);
+           corePreferences('sawPrivacyVersion', context.privacyVersion); // fetch intro graph data now, while user is looking at the splash screen
+
+           _mainFileFetcher.get('intro_graph');
+           var modalSelection = uiModal(selection);
+           modalSelection.select('.modal').attr('class', 'modal-splash modal');
+           var introModal = modalSelection.select('.content').append('div').attr('class', 'fillL');
+           introModal.append('div').attr('class', 'modal-section').append('h3').call(_t.append('splash.welcome'));
+           var modalSection = introModal.append('div').attr('class', 'modal-section');
+           modalSection.append('p').html(_t.html('splash.text', {
+             version: context.version,
+             website: {
+               html: '<a target="_blank" href="https://github.com/openstreetmap/iD/blob/develop/CHANGELOG.md#whats-new">changelog</a>'
+             },
+             github: {
+               html: '<a target="_blank" href="https://github.com/openstreetmap/iD/issues">github.com</a>'
+             }
+           }));
+           modalSection.append('p').html(_t.html('splash.privacy', {
+             updateMessage: updateMessage,
+             privacyLink: {
+               html: '<a target="_blank" href="https://github.com/openstreetmap/iD/blob/release/PRIVACY.md">' + _t('splash.privacy_policy') + '</a>'
+             }
+           }));
+           uiSectionPrivacy(context).label(_t.html('splash.privacy_settings')).render(modalSection);
+           var buttonWrap = introModal.append('div').attr('class', 'modal-actions');
+           var walkthrough = buttonWrap.append('button').attr('class', 'walkthrough').on('click', function () {
+             context.container().call(uiIntro(context));
+             modalSelection.close();
+           });
+           walkthrough.append('svg').attr('class', 'logo logo-walkthrough').append('use').attr('xlink:href', '#iD-logo-walkthrough');
+           walkthrough.append('div').call(_t.append('splash.walkthrough'));
+           var startEditing = buttonWrap.append('button').attr('class', 'start-editing').on('click', modalSelection.close);
+           startEditing.append('svg').attr('class', 'logo logo-features').append('use').attr('xlink:href', '#iD-logo-features');
+           startEditing.append('div').call(_t.append('splash.start'));
+           modalSelection.select('button.close').attr('class', 'hide');
+         };
+       }
 
+       function uiStatus(context) {
+         var osm = context.connection();
+         return function (selection) {
+           if (!osm) return;
 
+           function update(err, apiStatus) {
+             selection.html('');
 
+             if (err) {
+               if (apiStatus === 'connectionSwitched') {
+                 // if the connection was just switched, we can't rely on
+                 // the status (we're getting the status of the previous api)
+                 return;
+               } else if (apiStatus === 'rateLimited') {
+                 selection.call(_t.append('osm_api_status.message.rateLimit')).append('a').attr('href', '#').attr('class', 'api-status-login').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).append('span').call(_t.append('login')).on('click.login', function (d3_event) {
+                   d3_event.preventDefault();
+                   osm.authenticate();
+                 });
+               } else {
+                 // don't allow retrying too rapidly
+                 var throttledRetry = throttle(function () {
+                   // try loading the visible tiles
+                   context.loadTiles(context.projection); // manually reload the status too in case all visible tiles were already loaded
 
+                   osm.reloadApiStatus();
+                 }, 2000); // eslint-disable-next-line no-warning-comments
+                 // TODO: nice messages for different error types
 
-       var nativeStartsWith = ''.startsWith;
-       var min$9 = Math.min;
 
-       var CORRECT_IS_REGEXP_LOGIC = correctIsRegexpLogic('startsWith');
-       // https://github.com/zloirock/core-js/pull/702
-       var MDN_POLYFILL_BUG =  !CORRECT_IS_REGEXP_LOGIC && !!function () {
-         var descriptor = getOwnPropertyDescriptor$4(String.prototype, 'startsWith');
-         return descriptor && !descriptor.writable;
-       }();
+                 selection.call(_t.append('osm_api_status.message.error', {
+                   suffix: ' '
+                 })).append('a').attr('href', '#') // let the user manually retry their connection directly
+                 .call(_t.append('osm_api_status.retry')).on('click.retry', function (d3_event) {
+                   d3_event.preventDefault();
+                   throttledRetry();
+                 });
+               }
+             } else if (apiStatus === 'readonly') {
+               selection.call(_t.append('osm_api_status.message.readonly'));
+             } else if (apiStatus === 'offline') {
+               selection.call(_t.append('osm_api_status.message.offline'));
+             }
 
-       // `String.prototype.startsWith` method
-       // https://tc39.es/ecma262/#sec-string.prototype.startswith
-       _export({ target: 'String', proto: true, forced: !MDN_POLYFILL_BUG && !CORRECT_IS_REGEXP_LOGIC }, {
-         startsWith: function startsWith(searchString /* , position = 0 */) {
-           var that = String(requireObjectCoercible(this));
-           notARegexp(searchString);
-           var index = toLength(min$9(arguments.length > 1 ? arguments[1] : undefined, that.length));
-           var search = String(searchString);
-           return nativeStartsWith
-             ? nativeStartsWith.call(that, search, index)
-             : that.slice(index, index + search.length) === search;
-         }
-       });
+             selection.attr('class', 'api-status ' + (err ? 'error' : apiStatus));
+           }
 
-       function uiSectionEntityIssues(context) {
-         var _entityIDs = [];
-         var _issues = [];
+           osm.on('apiStatusChange.uiStatus', update);
+           context.history().on('storage_error', function () {
+             selection.call(_t.append('osm_api_status.message.local_storage_full'));
+             selection.attr('class', 'api-status error');
+           }); // reload the status periodically regardless of other factors
 
-         var _activeIssueID;
+           window.setInterval(function () {
+             osm.reloadApiStatus();
+           }, 90000); // load the initial status in case no OSM data was loaded yet
 
-         var section = uiSection('entity-issues', context).shouldDisplay(function () {
-           return _issues.length > 0;
-         }).label(function () {
-           return _t('inspector.title_count', {
-             title: _t.html('issues.list_title'),
-             count: _issues.length
-           });
-         }).disclosureContent(renderDisclosureContent);
-         context.validator().on('validated.entity_issues', function () {
-           // Refresh on validated events
-           reloadIssues();
-           section.reRender();
-         }).on('focusedIssue.entity_issues', function (issue) {
-           makeActiveIssue(issue.id);
-         });
+           osm.reloadApiStatus();
+         };
+       }
 
-         function reloadIssues() {
-           _issues = context.validator().getSharedEntityIssues(_entityIDs, {
-             includeDisabledRules: true
-           });
-         }
+       // for punction see https://stackoverflow.com/a/21224179
 
-         function makeActiveIssue(issueID) {
-           _activeIssueID = issueID;
-           section.selection().selectAll('.issue-container').classed('active', function (d) {
-             return d.id === _activeIssueID;
-           });
-         }
+       function simplify(str) {
+         if (typeof str !== 'string') return '';
+         return diacritics.remove(str.replace(/&/g, 'and').replace(/İ/ig, 'i').replace(/[\s\-=_!"#%'*{},.\/:;?\(\)\[\]@\\$\^*+<>«»~`’\u00a1\u00a7\u00b6\u00b7\u00bf\u037e\u0387\u055a-\u055f\u0589\u05c0\u05c3\u05c6\u05f3\u05f4\u0609\u060a\u060c\u060d\u061b\u061e\u061f\u066a-\u066d\u06d4\u0700-\u070d\u07f7-\u07f9\u0830-\u083e\u085e\u0964\u0965\u0970\u0af0\u0df4\u0e4f\u0e5a\u0e5b\u0f04-\u0f12\u0f14\u0f85\u0fd0-\u0fd4\u0fd9\u0fda\u104a-\u104f\u10fb\u1360-\u1368\u166d\u166e\u16eb-\u16ed\u1735\u1736\u17d4-\u17d6\u17d8-\u17da\u1800-\u1805\u1807-\u180a\u1944\u1945\u1a1e\u1a1f\u1aa0-\u1aa6\u1aa8-\u1aad\u1b5a-\u1b60\u1bfc-\u1bff\u1c3b-\u1c3f\u1c7e\u1c7f\u1cc0-\u1cc7\u1cd3\u200b-\u200f\u2016\u2017\u2020-\u2027\u2030-\u2038\u203b-\u203e\u2041-\u2043\u2047-\u2051\u2053\u2055-\u205e\u2cf9-\u2cfc\u2cfe\u2cff\u2d70\u2e00\u2e01\u2e06-\u2e08\u2e0b\u2e0e-\u2e16\u2e18\u2e19\u2e1b\u2e1e\u2e1f\u2e2a-\u2e2e\u2e30-\u2e39\u3001-\u3003\u303d\u30fb\ua4fe\ua4ff\ua60d-\ua60f\ua673\ua67e\ua6f2-\ua6f7\ua874-\ua877\ua8ce\ua8cf\ua8f8-\ua8fa\ua92e\ua92f\ua95f\ua9c1-\ua9cd\ua9de\ua9df\uaa5c-\uaa5f\uaade\uaadf\uaaf0\uaaf1\uabeb\ufe10-\ufe16\ufe19\ufe30\ufe45\ufe46\ufe49-\ufe4c\ufe50-\ufe52\ufe54-\ufe57\ufe5f-\ufe61\ufe68\ufe6a\ufe6b\ufeff\uff01-\uff03\uff05-\uff07\uff0a\uff0c\uff0e\uff0f\uff1a\uff1b\uff1f\uff20\uff3c\uff61\uff64\uff65]+/g, '').toLowerCase());
+       }
 
-         function renderDisclosureContent(selection) {
-           selection.classed('grouped-items-area', true);
-           _activeIssueID = _issues.length > 0 ? _issues[0].id : null;
-           var containers = selection.selectAll('.issue-container').data(_issues, function (d) {
-             return d.id;
-           }); // Exit
+       // `resolveStrings`
+       // Resolves the text strings for a given community index item
+       //
+       // Arguments
+       //   `item`:  Object containing the community index item
+       //   `defaults`: Object containing the community index default strings
+       //   `localizerFn?`: optional function we will call to do the localization.
+       //      This function should be like the iD `t()` function that
+       //      accepts a `stringID` and returns a localized string
+       //
+       // Returns
+       //   An Object containing all the resolved strings:
+       //   {
+       //     name:                     'talk-ru Mailing List',
+       //     url:                      'https://lists.openstreetmap.org/listinfo/talk-ru',
+       //     signupUrl:                'https://example.url/signup',
+       //     description:              'A one line description',
+       //     extendedDescription:      'Extended description',
+       //     nameHTML:                 '<a href="the url">the name</a>',
+       //     urlHTML:                  '<a href="the url">the url</a>',
+       //     signupUrlHTML:            '<a href="the signupUrl">the signupUrl</a>',
+       //     descriptionHTML:          the description, with urls and signupUrls linkified,
+       //     extendedDescriptionHTML:  the extendedDescription with urls and signupUrls linkified
+       //   }
+       //
 
-           containers.exit().remove(); // Enter
+       function resolveStrings(item, defaults, localizerFn) {
+         var itemStrings = Object.assign({}, item.strings); // shallow clone
 
-           var containersEnter = containers.enter().append('div').attr('class', 'issue-container');
-           var itemsEnter = containersEnter.append('div').attr('class', function (d) {
-             return 'issue severity-' + d.severity;
-           }).on('mouseover.highlight', function (d3_event, d) {
-             // don't hover-highlight the selected entity
-             var ids = d.entityIds.filter(function (e) {
-               return _entityIDs.indexOf(e) === -1;
-             });
-             utilHighlightEntities(ids, true, context);
-           }).on('mouseout.highlight', function (d3_event, d) {
-             var ids = d.entityIds.filter(function (e) {
-               return _entityIDs.indexOf(e) === -1;
-             });
-             utilHighlightEntities(ids, false, context);
-           });
-           var labelsEnter = itemsEnter.append('div').attr('class', 'issue-label');
-           var textEnter = labelsEnter.append('button').attr('class', 'issue-text').on('click', function (d3_event, d) {
-             makeActiveIssue(d.id); // expand only the clicked item
+         var defaultStrings = Object.assign({}, defaults[item.type]); // shallow clone
 
-             var extent = d.extent(context.graph());
+         var anyToken = new RegExp(/(\{\w+\})/, 'gi'); // Pre-localize the item and default strings
 
-             if (extent) {
-               var setZoom = Math.max(context.map().zoom(), 19);
-               context.map().unobscuredCenterZoomEase(extent.center(), setZoom);
-             }
-           });
-           textEnter.each(function (d) {
-             var iconName = '#iD-icon-' + (d.severity === 'warning' ? 'alert' : 'error');
-             select(this).call(svgIcon(iconName, 'issue-icon'));
+         if (localizerFn) {
+           if (itemStrings.community) {
+             var communityID = simplify(itemStrings.community);
+             itemStrings.community = localizerFn("_communities.".concat(communityID));
+           }
+
+           ['name', 'description', 'extendedDescription'].forEach(function (prop) {
+             if (defaultStrings[prop]) defaultStrings[prop] = localizerFn("_defaults.".concat(item.type, ".").concat(prop));
+             if (itemStrings[prop]) itemStrings[prop] = localizerFn("".concat(item.id, ".").concat(prop));
            });
-           textEnter.append('span').attr('class', 'issue-message');
-           var infoButton = labelsEnter.append('button').attr('class', 'issue-info-button').attr('title', _t('icons.information')).call(svgIcon('#iD-icon-inspect'));
-           infoButton.on('click', function (d3_event) {
-             d3_event.stopPropagation();
-             d3_event.preventDefault();
-             this.blur(); // avoid keeping focus on the button - #4641
+         }
 
-             var container = select(this.parentNode.parentNode.parentNode);
-             var info = container.selectAll('.issue-info');
-             var isExpanded = info.classed('expanded');
+         var replacements = {
+           account: item.account,
+           community: itemStrings.community,
+           signupUrl: itemStrings.signupUrl,
+           url: itemStrings.url
+         }; // Resolve URLs first (which may refer to {account})
 
-             if (isExpanded) {
-               info.transition().duration(200).style('max-height', '0px').style('opacity', '0').on('end', function () {
-                 info.classed('expanded', false);
-               });
-             } else {
-               info.classed('expanded', true).transition().duration(200).style('max-height', '200px').style('opacity', '1').on('end', function () {
-                 info.style('max-height', null);
-               });
-             }
-           });
-           itemsEnter.append('ul').attr('class', 'issue-fix-list');
-           containersEnter.append('div').attr('class', 'issue-info').style('max-height', '0').style('opacity', '0').each(function (d) {
-             if (typeof d.reference === 'function') {
-               select(this).call(d.reference);
-             } else {
-               select(this).html(_t.html('inspector.no_documentation_key'));
-             }
-           }); // Update
+         if (!replacements.signupUrl) {
+           replacements.signupUrl = resolve(itemStrings.signupUrl || defaultStrings.signupUrl);
+         }
 
-           containers = containers.merge(containersEnter).classed('active', function (d) {
-             return d.id === _activeIssueID;
-           });
-           containers.selectAll('.issue-message').html(function (d) {
-             return d.message(context);
-           }); // fixes
+         if (!replacements.url) {
+           replacements.url = resolve(itemStrings.url || defaultStrings.url);
+         }
 
-           var fixLists = containers.selectAll('.issue-fix-list');
-           var fixes = fixLists.selectAll('.issue-fix-item').data(function (d) {
-             return d.fixes ? d.fixes(context) : [];
-           }, function (fix) {
-             return fix.id;
-           });
-           fixes.exit().remove();
-           var fixesEnter = fixes.enter().append('li').attr('class', 'issue-fix-item');
-           var buttons = fixesEnter.append('button').on('click', function (d3_event, d) {
-             // not all fixes are actionable
-             if (select(this).attr('disabled') || !d.onClick) return; // Don't run another fix for this issue within a second of running one
-             // (Necessary for "Select a feature type" fix. Most fixes should only ever run once)
+         var resolved = {
+           name: resolve(itemStrings.name || defaultStrings.name),
+           url: resolve(itemStrings.url || defaultStrings.url),
+           signupUrl: resolve(itemStrings.signupUrl || defaultStrings.signupUrl),
+           description: resolve(itemStrings.description || defaultStrings.description),
+           extendedDescription: resolve(itemStrings.extendedDescription || defaultStrings.extendedDescription)
+         }; // Generate linkified strings
 
-             if (d.issue.dateLastRanFix && new Date() - d.issue.dateLastRanFix < 1000) return;
-             d.issue.dateLastRanFix = new Date(); // remove hover-highlighting
+         resolved.nameHTML = linkify(resolved.url, resolved.name);
+         resolved.urlHTML = linkify(resolved.url);
+         resolved.signupUrlHTML = linkify(resolved.signupUrl);
+         resolved.descriptionHTML = resolve(itemStrings.description || defaultStrings.description, true);
+         resolved.extendedDescriptionHTML = resolve(itemStrings.extendedDescription || defaultStrings.extendedDescription, true);
+         return resolved;
 
-             utilHighlightEntities(d.issue.entityIds.concat(d.entityIds), false, context);
-             new Promise(function (resolve, reject) {
-               d.onClick(context, resolve, reject);
+         function resolve(s, addLinks) {
+           if (!s) return undefined;
+           var result = s;
 
-               if (d.onClick.length <= 1) {
-                 // if the fix doesn't take any completion parameters then consider it resolved
-                 resolve();
-               }
-             }).then(function () {
-               // revalidate whenever the fix has finished running successfully
-               context.validator().validate();
-             });
-           }).on('mouseover.highlight', function (d3_event, d) {
-             utilHighlightEntities(d.entityIds, true, context);
-           }).on('mouseout.highlight', function (d3_event, d) {
-             utilHighlightEntities(d.entityIds, false, context);
-           });
-           buttons.each(function (d) {
-             var iconName = d.icon || 'iD-icon-wrench';
+           for (var key in replacements) {
+             var token = "{".concat(key, "}");
+             var regex = new RegExp(token, 'g');
 
-             if (iconName.startsWith('maki')) {
-               iconName += '-15';
-             }
+             if (regex.test(result)) {
+               var replacement = replacements[key];
 
-             select(this).call(svgIcon('#' + iconName, 'fix-icon'));
-           });
-           buttons.append('span').attr('class', 'fix-message').html(function (d) {
-             return d.title;
-           });
-           fixesEnter.merge(fixes).selectAll('button').classed('actionable', function (d) {
-             return d.onClick;
-           }).attr('disabled', function (d) {
-             return d.onClick ? null : 'true';
-           }).attr('title', function (d) {
-             if (d.disabledReason) {
-               return d.disabledReason;
+               if (!replacement) {
+                 throw new Error("Cannot resolve token: ".concat(token));
+               } else {
+                 if (addLinks && (key === 'signupUrl' || key === 'url')) {
+                   replacement = linkify(replacement);
+                 }
+
+                 result = result.replace(regex, replacement);
+               }
              }
+           } // There shouldn't be any leftover tokens in a resolved string
 
-             return null;
-           });
-         }
 
-         section.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
+           var leftovers = result.match(anyToken);
 
-           if (!_entityIDs || !val || !utilArrayIdentical(_entityIDs, val)) {
-             _entityIDs = val;
-             _activeIssueID = null;
-             reloadIssues();
+           if (leftovers) {
+             throw new Error("Cannot resolve tokens: ".concat(leftovers));
+           } // Linkify subreddits like `/r/openstreetmap`
+           // https://github.com/osmlab/osm-community-index/issues/82
+           // https://github.com/openstreetmap/iD/issues/4997
+
+
+           if (addLinks && item.type === 'reddit') {
+             result = result.replace(/(\/r\/\w+\/*)/i, function (match) {
+               return linkify(resolved.url, match);
+             });
            }
 
-           return section;
-         };
+           return result;
+         }
 
-         return section;
+         function linkify(url, text) {
+           if (!url) return undefined;
+           text = text || url;
+           return "<a target=\"_blank\" href=\"".concat(url, "\">").concat(text, "</a>");
+         }
        }
 
-       function uiPresetIcon() {
-         var _preset;
-
-         var _geometry;
+       var _oci = null;
+       function uiSuccess(context) {
+         var MAXEVENTS = 2;
+         var dispatch = dispatch$8('cancel');
 
-         var _sizeClass = 'medium';
+         var _changeset;
 
-         function isSmall() {
-           return _sizeClass === 'small';
-         }
+         var _location;
 
-         function presetIcon(selection) {
-           selection.each(render);
-         }
+         ensureOSMCommunityIndex(); // start fetching the data
 
-         function getIcon(p, geom) {
-           if (isSmall() && p.isFallback && p.isFallback()) return 'iD-icon-' + p.id;else if (p.icon) return p.icon;else if (geom === 'line') return 'iD-other-line';else if (geom === 'vertex') return p.isFallback() ? '' : 'temaki-vertex';else if (isSmall() && geom === 'point') return '';else return 'maki-marker-stroked';
-         }
+         function ensureOSMCommunityIndex() {
+           var data = _mainFileFetcher;
+           return Promise.all([data.get('oci_features'), data.get('oci_resources'), data.get('oci_defaults')]).then(function (vals) {
+             if (_oci) return _oci; // Merge Custom Features
 
-         function renderPointBorder(container, drawPoint) {
-           var pointBorder = container.selectAll('.preset-icon-point-border').data(drawPoint ? [0] : []);
-           pointBorder.exit().remove();
-           var pointBorderEnter = pointBorder.enter();
-           var w = 40;
-           var h = 40;
-           pointBorderEnter.append('svg').attr('class', 'preset-icon-fill preset-icon-point-border').attr('width', w).attr('height', h).attr('viewBox', "0 0 ".concat(w, " ").concat(h)).append('path').attr('transform', 'translate(11.5, 8)').attr('d', 'M 17,8 C 17,13 11,21 8.5,23.5 C 6,21 0,13 0,8 C 0,4 4,-0.5 8.5,-0.5 C 13,-0.5 17,4 17,8 z');
-           pointBorder = pointBorderEnter.merge(pointBorder);
-         }
+             if (vals[0] && Array.isArray(vals[0].features)) {
+               _mainLocations.mergeCustomGeoJSON(vals[0]);
+             }
 
-         function renderCircleFill(container, drawVertex) {
-           var vertexFill = container.selectAll('.preset-icon-fill-vertex').data(drawVertex ? [0] : []);
-           vertexFill.exit().remove();
-           var vertexFillEnter = vertexFill.enter();
-           var w = 60;
-           var h = 60;
-           var d = 40;
-           vertexFillEnter.append('svg').attr('class', 'preset-icon-fill preset-icon-fill-vertex').attr('width', w).attr('height', h).attr('viewBox', "0 0 ".concat(w, " ").concat(h)).append('circle').attr('cx', w / 2).attr('cy', h / 2).attr('r', d / 2);
-           vertexFill = vertexFillEnter.merge(vertexFill);
-         }
+             var ociResources = Object.values(vals[1].resources);
 
-         function renderSquareFill(container, drawArea, tagClasses) {
-           var fill = container.selectAll('.preset-icon-fill-area').data(drawArea ? [0] : []);
-           fill.exit().remove();
-           var fillEnter = fill.enter();
-           var d = isSmall() ? 40 : 60;
-           var w = d;
-           var h = d;
-           var l = d * 2 / 3;
-           var c1 = (w - l) / 2;
-           var c2 = c1 + l;
-           fillEnter = fillEnter.append('svg').attr('class', 'preset-icon-fill preset-icon-fill-area').attr('width', w).attr('height', h).attr('viewBox', "0 0 ".concat(w, " ").concat(h));
-           ['fill', 'stroke'].forEach(function (klass) {
-             fillEnter.append('path').attr('d', "M".concat(c1, " ").concat(c1, " L").concat(c1, " ").concat(c2, " L").concat(c2, " ").concat(c2, " L").concat(c2, " ").concat(c1, " Z")).attr('class', "line area ".concat(klass));
-           });
-           var rVertex = 2.5;
-           [[c1, c1], [c1, c2], [c2, c2], [c2, c1]].forEach(function (point) {
-             fillEnter.append('circle').attr('class', 'vertex').attr('cx', point[0]).attr('cy', point[1]).attr('r', rVertex);
+             if (ociResources.length) {
+               // Resolve all locationSet features.
+               return _mainLocations.mergeLocationSets(ociResources).then(function () {
+                 _oci = {
+                   resources: ociResources,
+                   defaults: vals[2].defaults
+                 };
+                 return _oci;
+               });
+             } else {
+               _oci = {
+                 resources: [],
+                 // no resources?
+                 defaults: vals[2].defaults
+               };
+               return _oci;
+             }
            });
+         } // string-to-date parsing in JavaScript is weird
 
-           if (!isSmall()) {
-             var rMidpoint = 1.25;
-             [[c1, w / 2], [c2, w / 2], [h / 2, c1], [h / 2, c2]].forEach(function (point) {
-               fillEnter.append('circle').attr('class', 'midpoint').attr('cx', point[0]).attr('cy', point[1]).attr('r', rMidpoint);
-             });
+
+         function parseEventDate(when) {
+           if (!when) return;
+           var raw = when.trim();
+           if (!raw) return;
+
+           if (!/Z$/.test(raw)) {
+             // if no trailing 'Z', add one
+             raw += 'Z'; // this forces date to be parsed as a UTC date
            }
 
-           fill = fillEnter.merge(fill);
-           fill.selectAll('path.stroke').attr('class', "area stroke ".concat(tagClasses));
-           fill.selectAll('path.fill').attr('class', "area fill ".concat(tagClasses));
+           var parsed = new Date(raw);
+           return new Date(parsed.toUTCString().substr(0, 25)); // convert to local timezone
          }
 
-         function renderLine(container, drawLine, tagClasses) {
-           var line = container.selectAll('.preset-icon-line').data(drawLine ? [0] : []);
-           line.exit().remove();
-           var lineEnter = line.enter();
-           var d = isSmall() ? 40 : 60; // draw the line parametrically
+         function success(selection) {
+           var header = selection.append('div').attr('class', 'header fillL');
+           header.append('h2').call(_t.append('success.just_edited'));
+           header.append('button').attr('class', 'close').attr('title', _t('icons.close')).on('click', function () {
+             return dispatch.call('cancel');
+           }).call(svgIcon('#iD-icon-close'));
+           var body = selection.append('div').attr('class', 'body save-success fillL');
+           var summary = body.append('div').attr('class', 'save-summary');
+           summary.append('h3').call(_t.append('success.thank_you' + (_location ? '_location' : ''), {
+             where: _location
+           }));
+           summary.append('p').call(_t.append('success.help_html')).append('a').attr('class', 'link-out').attr('target', '_blank').attr('href', _t('success.help_link_url')).call(svgIcon('#iD-icon-out-link', 'inline')).append('span').call(_t.append('success.help_link_text'));
+           var osm = context.connection();
+           if (!osm) return;
+           var changesetURL = osm.changesetURL(_changeset.id);
+           var table = summary.append('table').attr('class', 'summary-table');
+           var row = table.append('tr').attr('class', 'summary-row');
+           row.append('td').attr('class', 'cell-icon summary-icon').append('a').attr('target', '_blank').attr('href', changesetURL).append('svg').attr('class', 'logo-small').append('use').attr('xlink:href', '#iD-logo-osm');
+           var summaryDetail = row.append('td').attr('class', 'cell-detail summary-detail');
+           summaryDetail.append('a').attr('class', 'cell-detail summary-view-on-osm').attr('target', '_blank').attr('href', changesetURL).call(_t.append('success.view_on_osm'));
+           summaryDetail.append('div').html(_t.html('success.changeset_id', {
+             changeset_id: {
+               html: "<a href=\"".concat(changesetURL, "\" target=\"_blank\">").concat(_changeset.id, "</a>")
+             }
+           })); // Get OSM community index features intersecting the map..
 
-           var w = d;
-           var h = d;
-           var y = Math.round(d * 0.72);
-           var l = Math.round(d * 0.6);
-           var r = 2.5;
-           var x1 = (w - l) / 2;
-           var x2 = x1 + l;
-           lineEnter = lineEnter.append('svg').attr('class', 'preset-icon-line').attr('width', w).attr('height', h).attr('viewBox', "0 0 ".concat(w, " ").concat(h));
-           ['casing', 'stroke'].forEach(function (klass) {
-             lineEnter.append('path').attr('d', "M".concat(x1, " ").concat(y, " L").concat(x2, " ").concat(y)).attr('class', "line ".concat(klass));
+           ensureOSMCommunityIndex().then(function (oci) {
+             var loc = context.map().center();
+             var validLocations = _mainLocations.locationsAt(loc); // Gather the communities
+
+             var communities = [];
+             oci.resources.forEach(function (resource) {
+               var area = validLocations[resource.locationSetID];
+               if (!area) return; // Resolve strings
+
+               var localizer = function localizer(stringID) {
+                 return _t.html("community.".concat(stringID));
+               };
+
+               resource.resolved = resolveStrings(resource, oci.defaults, localizer);
+               communities.push({
+                 area: area,
+                 order: resource.order || 0,
+                 resource: resource
+               });
+             }); // sort communities by feature area ascending, community order descending
+
+             communities.sort(function (a, b) {
+               return a.area - b.area || b.order - a.order;
+             });
+             body.call(showCommunityLinks, communities.map(function (c) {
+               return c.resource;
+             }));
            });
-           [[x1 - 1, y], [x2 + 1, y]].forEach(function (point) {
-             lineEnter.append('circle').attr('class', 'vertex').attr('cx', point[0]).attr('cy', point[1]).attr('r', r);
+         }
+
+         function showCommunityLinks(selection, resources) {
+           var communityLinks = selection.append('div').attr('class', 'save-communityLinks');
+           communityLinks.append('h3').call(_t.append('success.like_osm'));
+           var table = communityLinks.append('table').attr('class', 'community-table');
+           var row = table.selectAll('.community-row').data(resources);
+           var rowEnter = row.enter().append('tr').attr('class', 'community-row');
+           rowEnter.append('td').attr('class', 'cell-icon community-icon').append('a').attr('target', '_blank').attr('href', function (d) {
+             return d.resolved.url;
+           }).append('svg').attr('class', 'logo-small').append('use').attr('xlink:href', function (d) {
+             return "#community-".concat(d.type);
            });
-           line = lineEnter.merge(line);
-           line.selectAll('path.stroke').attr('class', "line stroke ".concat(tagClasses));
-           line.selectAll('path.casing').attr('class', "line casing ".concat(tagClasses));
+           var communityDetail = rowEnter.append('td').attr('class', 'cell-detail community-detail');
+           communityDetail.each(showCommunityDetails);
+           communityLinks.append('div').attr('class', 'community-missing').call(_t.append('success.missing')).append('a').attr('class', 'link-out').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).attr('href', 'https://github.com/osmlab/osm-community-index/issues').append('span').call(_t.append('success.tell_us'));
          }
 
-         function renderRoute(container, drawRoute, p) {
-           var route = container.selectAll('.preset-icon-route').data(drawRoute ? [0] : []);
-           route.exit().remove();
-           var routeEnter = route.enter();
-           var d = isSmall() ? 40 : 60; // draw the route parametrically
+         function showCommunityDetails(d) {
+           var selection = select(this);
+           var communityID = d.id;
+           selection.append('div').attr('class', 'community-name').html(d.resolved.nameHTML);
+           selection.append('div').attr('class', 'community-description').html(d.resolved.descriptionHTML); // Create an expanding section if any of these are present..
 
-           var w = d;
-           var h = d;
-           var y1 = Math.round(d * 0.80);
-           var y2 = Math.round(d * 0.68);
-           var l = Math.round(d * 0.6);
-           var r = 2;
-           var x1 = (w - l) / 2;
-           var x2 = x1 + l / 3;
-           var x3 = x2 + l / 3;
-           var x4 = x3 + l / 3;
-           routeEnter = routeEnter.append('svg').attr('class', 'preset-icon-route').attr('width', w).attr('height', h).attr('viewBox', "0 0 ".concat(w, " ").concat(h));
-           ['casing', 'stroke'].forEach(function (klass) {
-             routeEnter.append('path').attr('d', "M".concat(x1, " ").concat(y1, " L").concat(x2, " ").concat(y2)).attr('class', "segment0 line ".concat(klass));
-             routeEnter.append('path').attr('d', "M".concat(x2, " ").concat(y2, " L").concat(x3, " ").concat(y1)).attr('class', "segment1 line ".concat(klass));
-             routeEnter.append('path').attr('d', "M".concat(x3, " ").concat(y1, " L").concat(x4, " ").concat(y2)).attr('class', "segment2 line ".concat(klass));
-           });
-           [[x1, y1], [x2, y2], [x3, y1], [x4, y2]].forEach(function (point) {
-             routeEnter.append('circle').attr('class', 'vertex').attr('cx', point[0]).attr('cy', point[1]).attr('r', r);
-           });
-           route = routeEnter.merge(route);
+           if (d.resolved.extendedDescriptionHTML || d.languageCodes && d.languageCodes.length) {
+             selection.append('div').call(uiDisclosure(context, "community-more-".concat(d.id), false).expanded(false).updatePreference(false).label(_t.html('success.more')).content(showMore));
+           }
 
-           if (drawRoute) {
-             var routeType = p.tags.type === 'waterway' ? 'waterway' : p.tags.route;
-             var segmentPresetIDs = routeSegments[routeType];
+           var nextEvents = (d.events || []).map(function (event) {
+             event.date = parseEventDate(event.when);
+             return event;
+           }).filter(function (event) {
+             // date is valid and future (or today)
+             var t = event.date.getTime();
+             var now = new Date().setHours(0, 0, 0, 0);
+             return !isNaN(t) && t >= now;
+           }).sort(function (a, b) {
+             // sort by date ascending
+             return a.date < b.date ? -1 : a.date > b.date ? 1 : 0;
+           }).slice(0, MAXEVENTS); // limit number of events shown
 
-             for (var i in segmentPresetIDs) {
-               var segmentPreset = _mainPresetIndex.item(segmentPresetIDs[i]);
-               var segmentTagClasses = svgTagClasses().getClassesString(segmentPreset.tags, '');
-               route.selectAll("path.stroke.segment".concat(i)).attr('class', "segment".concat(i, " line stroke ").concat(segmentTagClasses));
-               route.selectAll("path.casing.segment".concat(i)).attr('class', "segment".concat(i, " line casing ").concat(segmentTagClasses));
+           if (nextEvents.length) {
+             selection.append('div').call(uiDisclosure(context, "community-events-".concat(d.id), false).expanded(false).updatePreference(false).label(_t.html('success.events')).content(showNextEvents)).select('.hide-toggle').append('span').attr('class', 'badge-text').text(nextEvents.length);
+           }
+
+           function showMore(selection) {
+             var more = selection.selectAll('.community-more').data([0]);
+             var moreEnter = more.enter().append('div').attr('class', 'community-more');
+
+             if (d.resolved.extendedDescriptionHTML) {
+               moreEnter.append('div').attr('class', 'community-extended-description').html(d.resolved.extendedDescriptionHTML);
+             }
+
+             if (d.languageCodes && d.languageCodes.length) {
+               var languageList = d.languageCodes.map(function (code) {
+                 return _mainLocalizer.languageName(code);
+               }).join(', ');
+               moreEnter.append('div').attr('class', 'community-languages').call(_t.append('success.languages', {
+                 languages: languageList
+               }));
              }
            }
-         } // Route icons are drawn with a zigzag annotation underneath:
-         //     o   o
-         //    / \ /
-         //   o   o
-         // This dataset defines the styles that are used to draw the zigzag segments.
 
+           function showNextEvents(selection) {
+             var events = selection.append('div').attr('class', 'community-events');
+             var item = events.selectAll('.community-event').data(nextEvents);
+             var itemEnter = item.enter().append('div').attr('class', 'community-event');
+             itemEnter.append('div').attr('class', 'community-event-name').append('a').attr('target', '_blank').attr('href', function (d) {
+               return d.url;
+             }).text(function (d) {
+               var name = d.name;
 
-         var routeSegments = {
-           bicycle: ['highway/cycleway', 'highway/cycleway', 'highway/cycleway'],
-           bus: ['highway/unclassified', 'highway/secondary', 'highway/primary'],
-           trolleybus: ['highway/unclassified', 'highway/secondary', 'highway/primary'],
-           detour: ['highway/tertiary', 'highway/residential', 'highway/unclassified'],
-           ferry: ['route/ferry', 'route/ferry', 'route/ferry'],
-           foot: ['highway/footway', 'highway/footway', 'highway/footway'],
-           hiking: ['highway/path', 'highway/path', 'highway/path'],
-           horse: ['highway/bridleway', 'highway/bridleway', 'highway/bridleway'],
-           light_rail: ['railway/light_rail', 'railway/light_rail', 'railway/light_rail'],
-           monorail: ['railway/monorail', 'railway/monorail', 'railway/monorail'],
-           pipeline: ['man_made/pipeline', 'man_made/pipeline', 'man_made/pipeline'],
-           piste: ['piste/downhill', 'piste/hike', 'piste/nordic'],
-           power: ['power/line', 'power/line', 'power/line'],
-           road: ['highway/secondary', 'highway/primary', 'highway/trunk'],
-           subway: ['railway/subway', 'railway/subway', 'railway/subway'],
-           train: ['railway/rail', 'railway/rail', 'railway/rail'],
-           tram: ['railway/tram', 'railway/tram', 'railway/tram'],
-           waterway: ['waterway/stream', 'waterway/stream', 'waterway/stream']
-         };
+               if (d.i18n && d.id) {
+                 name = _t("community.".concat(communityID, ".events.").concat(d.id, ".name"), {
+                   "default": name
+                 });
+               }
 
-         function render() {
-           var p = _preset.apply(this, arguments);
+               return name;
+             });
+             itemEnter.append('div').attr('class', 'community-event-when').text(function (d) {
+               var options = {
+                 weekday: 'short',
+                 day: 'numeric',
+                 month: 'short',
+                 year: 'numeric'
+               };
 
-           var geom = _geometry ? _geometry.apply(this, arguments) : null;
+               if (d.date.getHours() || d.date.getMinutes()) {
+                 // include time if it has one
+                 options.hour = 'numeric';
+                 options.minute = 'numeric';
+               }
 
-           if (geom === 'relation' && p.tags && (p.tags.type === 'route' && p.tags.route && routeSegments[p.tags.route] || p.tags.type === 'waterway')) {
-             geom = 'route';
+               return d.date.toLocaleString(_mainLocalizer.localeCode(), options);
+             });
+             itemEnter.append('div').attr('class', 'community-event-where').text(function (d) {
+               var where = d.where;
+
+               if (d.i18n && d.id) {
+                 where = _t("community.".concat(communityID, ".events.").concat(d.id, ".where"), {
+                   "default": where
+                 });
+               }
+
+               return where;
+             });
+             itemEnter.append('div').attr('class', 'community-event-description').text(function (d) {
+               var description = d.description;
+
+               if (d.i18n && d.id) {
+                 description = _t("community.".concat(communityID, ".events.").concat(d.id, ".description"), {
+                   "default": description
+                 });
+               }
+
+               return description;
+             });
            }
+         }
 
-           var showThirdPartyIcons = corePreferences('preferences.privacy.thirdpartyicons') || 'true';
-           var isFallback = isSmall() && p.isFallback && p.isFallback();
-           var imageURL = showThirdPartyIcons === 'true' && p.imageURL;
-           var picon = getIcon(p, geom);
-           var isMaki = picon && /^maki-/.test(picon);
-           var isTemaki = picon && /^temaki-/.test(picon);
-           var isFa = picon && /^fa[srb]-/.test(picon);
-           var isiDIcon = picon && !(isMaki || isTemaki || isFa);
-           var isCategory = !p.setTags;
-           var drawPoint = picon && geom === 'point' && isSmall() && !isFallback;
-           var drawVertex = picon !== null && geom === 'vertex' && (!isSmall() || !isFallback);
-           var drawLine = picon && geom === 'line' && !isFallback && !isCategory;
-           var drawArea = picon && geom === 'area' && !isFallback;
-           var drawRoute = picon && geom === 'route';
-           var isFramed = drawVertex || drawArea || drawLine || drawRoute;
-           var tags = !isCategory ? p.setTags({}, geom) : {};
+         success.changeset = function (val) {
+           if (!arguments.length) return _changeset;
+           _changeset = val;
+           return success;
+         };
 
-           for (var k in tags) {
-             if (tags[k] === '*') {
-               tags[k] = 'yes';
-             }
+         success.location = function (val) {
+           if (!arguments.length) return _location;
+           _location = val;
+           return success;
+         };
+
+         return utilRebind(success, dispatch, 'on');
+       }
+
+       var sawVersion = null;
+       var isNewVersion = false;
+       var isNewUser = false;
+       function uiVersion(context) {
+         var currVersion = context.version;
+         var matchedVersion = currVersion.match(/\d+\.\d+\.\d+.*/);
+
+         if (sawVersion === null && matchedVersion !== null) {
+           if (corePreferences('sawVersion')) {
+             isNewUser = false;
+             isNewVersion = corePreferences('sawVersion') !== currVersion && currVersion.indexOf('-') === -1;
+           } else {
+             isNewUser = true;
+             isNewVersion = true;
            }
 
-           var tagClasses = svgTagClasses().getClassesString(tags, '');
-           var selection = select(this);
-           var container = selection.selectAll('.preset-icon-container').data([0]);
-           container = container.enter().append('div').attr('class', "preset-icon-container ".concat(_sizeClass)).merge(container);
-           container.classed('showing-img', !!imageURL).classed('fallback', isFallback);
-           renderPointBorder(container, drawPoint);
-           renderCircleFill(container, drawVertex);
-           renderSquareFill(container, drawArea, tagClasses);
-           renderLine(container, drawLine, tagClasses);
-           renderRoute(container, drawRoute, p);
-           var icon = container.selectAll('.preset-icon').data(picon ? [0] : []);
-           icon.exit().remove();
-           icon = icon.enter().append('div').attr('class', 'preset-icon').call(svgIcon('')).merge(icon);
-           icon.attr('class', 'preset-icon ' + (geom ? geom + '-geom' : '')).classed('framed', isFramed).classed('preset-icon-iD', isiDIcon);
-           icon.selectAll('svg').attr('class', 'icon ' + picon + ' ' + (!isiDIcon && geom !== 'line' ? '' : tagClasses));
-           icon.selectAll('use').attr('href', '#' + picon + (isMaki ? isSmall() && geom === 'point' ? '-11' : '-15' : ''));
-           var imageIcon = container.selectAll('img.image-icon').data(imageURL ? [0] : []);
-           imageIcon.exit().remove();
-           imageIcon = imageIcon.enter().append('img').attr('class', 'image-icon').on('load', function () {
-             return container.classed('showing-img', true);
-           }).on('error', function () {
-             return container.classed('showing-img', false);
-           }).merge(imageIcon);
-           imageIcon.attr('src', imageURL);
+           corePreferences('sawVersion', currVersion);
+           sawVersion = currVersion;
          }
 
-         presetIcon.preset = function (val) {
-           if (!arguments.length) return _preset;
-           _preset = utilFunctor(val);
-           return presetIcon;
+         return function (selection) {
+           selection.append('a').attr('target', '_blank').attr('href', 'https://github.com/openstreetmap/iD').text(currVersion); // only show new version indicator to users that have used iD before
+
+           if (isNewVersion && !isNewUser) {
+             selection.append('a').attr('class', 'badge').attr('target', '_blank').attr('href', 'https://github.com/openstreetmap/iD/blob/release/CHANGELOG.md#whats-new').call(svgIcon('#maki-gift-11')).call(uiTooltip().title(_t.html('version.whats_new', {
+               version: currVersion
+             })).placement('top').scrollContainer(context.container().select('.main-footer-wrap')));
+           }
          };
+       }
+
+       function uiZoom(context) {
+         var zooms = [{
+           id: 'zoom-in',
+           icon: 'iD-icon-plus',
+           title: _t.html('zoom.in'),
+           action: zoomIn,
+           disabled: function disabled() {
+             return !context.map().canZoomIn();
+           },
+           disabledTitle: _t.html('zoom.disabled.in'),
+           key: '+'
+         }, {
+           id: 'zoom-out',
+           icon: 'iD-icon-minus',
+           title: _t.html('zoom.out'),
+           action: zoomOut,
+           disabled: function disabled() {
+             return !context.map().canZoomOut();
+           },
+           disabledTitle: _t.html('zoom.disabled.out'),
+           key: '-'
+         }];
+
+         function zoomIn(d3_event) {
+           if (d3_event.shiftKey) return;
+           d3_event.preventDefault();
+           context.map().zoomIn();
+         }
 
-         presetIcon.geometry = function (val) {
-           if (!arguments.length) return _geometry;
-           _geometry = utilFunctor(val);
-           return presetIcon;
-         };
+         function zoomOut(d3_event) {
+           if (d3_event.shiftKey) return;
+           d3_event.preventDefault();
+           context.map().zoomOut();
+         }
 
-         presetIcon.sizeClass = function (val) {
-           if (!arguments.length) return _sizeClass;
-           _sizeClass = val;
-           return presetIcon;
-         };
+         function zoomInFurther(d3_event) {
+           if (d3_event.shiftKey) return;
+           d3_event.preventDefault();
+           context.map().zoomInFurther();
+         }
 
-         return presetIcon;
-       }
+         function zoomOutFurther(d3_event) {
+           if (d3_event.shiftKey) return;
+           d3_event.preventDefault();
+           context.map().zoomOutFurther();
+         }
 
-       function uiSectionFeatureType(context) {
-         var dispatch$1 = dispatch('choose');
-         var _entityIDs = [];
-         var _presets = [];
+         return function (selection) {
+           var tooltipBehavior = uiTooltip().placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left').title(function (d) {
+             if (d.disabled()) {
+               return d.disabledTitle;
+             }
 
-         var _tagReference;
+             return d.title;
+           }).keys(function (d) {
+             return [d.key];
+           });
+           var lastPointerUpType;
+           var buttons = selection.selectAll('button').data(zooms).enter().append('button').attr('class', function (d) {
+             return d.id;
+           }).on('pointerup.editor', function (d3_event) {
+             lastPointerUpType = d3_event.pointerType;
+           }).on('click.editor', function (d3_event, d) {
+             if (!d.disabled()) {
+               d.action(d3_event);
+             } else if (lastPointerUpType === 'touch' || lastPointerUpType === 'pen') {
+               context.ui().flash.duration(2000).iconName('#' + d.icon).iconClass('disabled').label(d.disabledTitle)();
+             }
 
-         var section = uiSection('feature-type', context).label(_t.html('inspector.feature_type')).disclosureContent(renderDisclosureContent);
+             lastPointerUpType = null;
+           }).call(tooltipBehavior);
+           buttons.each(function (d) {
+             select(this).call(svgIcon('#' + d.icon, 'light'));
+           });
+           utilKeybinding.plusKeys.forEach(function (key) {
+             context.keybinding().on([key], zoomIn);
+             context.keybinding().on([uiCmd('⌥' + key)], zoomInFurther);
+           });
+           utilKeybinding.minusKeys.forEach(function (key) {
+             context.keybinding().on([key], zoomOut);
+             context.keybinding().on([uiCmd('⌥' + key)], zoomOutFurther);
+           });
 
-         function renderDisclosureContent(selection) {
-           selection.classed('preset-list-item', true);
-           selection.classed('mixed-types', _presets.length > 1);
-           var presetButtonWrap = selection.selectAll('.preset-list-button-wrap').data([0]).enter().append('div').attr('class', 'preset-list-button-wrap');
-           var presetButton = presetButtonWrap.append('button').attr('class', 'preset-list-button preset-reset').call(uiTooltip().title(_t.html('inspector.back_tooltip')).placement('bottom'));
-           presetButton.append('div').attr('class', 'preset-icon-container');
-           presetButton.append('div').attr('class', 'label').append('div').attr('class', 'label-inner');
-           presetButtonWrap.append('div').attr('class', 'accessory-buttons');
-           var tagReferenceBodyWrap = selection.selectAll('.tag-reference-body-wrap').data([0]);
-           tagReferenceBodyWrap = tagReferenceBodyWrap.enter().append('div').attr('class', 'tag-reference-body-wrap').merge(tagReferenceBodyWrap); // update header
+           function updateButtonStates() {
+             buttons.classed('disabled', function (d) {
+               return d.disabled();
+             }).each(function () {
+               var selection = select(this);
 
-           if (_tagReference) {
-             selection.selectAll('.preset-list-button-wrap .accessory-buttons').style('display', _presets.length === 1 ? null : 'none').call(_tagReference.button);
-             tagReferenceBodyWrap.style('display', _presets.length === 1 ? null : 'none').call(_tagReference.body);
+               if (!selection.select('.tooltip.in').empty()) {
+                 selection.call(tooltipBehavior.updateContent);
+               }
+             });
            }
 
-           selection.selectAll('.preset-reset').on('click', function () {
-             dispatch$1.call('choose', this, _presets);
-           }).on('pointerdown pointerup mousedown mouseup', function (d3_event) {
-             d3_event.preventDefault();
-             d3_event.stopPropagation();
-           });
-           var geometries = entityGeometries();
-           selection.select('.preset-list-item button').call(uiPresetIcon().geometry(_presets.length === 1 ? geometries.length === 1 && geometries[0] : null).preset(_presets.length === 1 ? _presets[0] : _mainPresetIndex.item('point')));
-           var names = _presets.length === 1 ? [_presets[0].nameLabel(), _presets[0].subtitleLabel()].filter(Boolean) : [_t('inspector.multiple_types')];
-           var label = selection.select('.label-inner');
-           var nameparts = label.selectAll('.namepart').data(names, function (d) {
-             return d;
-           });
-           nameparts.exit().remove();
-           nameparts.enter().append('div').attr('class', 'namepart').html(function (d) {
+           updateButtonStates();
+           context.map().on('move.uiZoom', updateButtonStates);
+         };
+       }
+
+       function uiSectionRawTagEditor(id, context) {
+         var section = uiSection(id, context).classes('raw-tag-editor').label(function () {
+           var count = Object.keys(_tags).filter(function (d) {
              return d;
+           }).length;
+           return _t.html('inspector.title_count', {
+             title: {
+               html: _t.html('inspector.tags')
+             },
+             count: count
            });
-         }
+         }).expandedByDefault(false).disclosureContent(renderDisclosureContent);
+         var taginfo = services.taginfo;
+         var dispatch = dispatch$8('change');
+         var availableViews = [{
+           id: 'list',
+           icon: '#fas-th-list'
+         }, {
+           id: 'text',
+           icon: '#fas-i-cursor'
+         }];
 
-         section.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
-           return section;
-         };
+         var _tagView = corePreferences('raw-tag-editor-view') || 'list'; // 'list, 'text'
 
-         section.presets = function (val) {
-           if (!arguments.length) return _presets; // don't reload the same preset
 
-           if (!utilArrayIdentical(val, _presets)) {
-             _presets = val;
+         var _readOnlyTags = []; // the keys in the order we want them to display
 
-             if (_presets.length === 1) {
-               _tagReference = uiTagReference(_presets[0].reference()).showing(false);
-             }
-           }
+         var _orderedKeys = [];
+         var _showBlank = false;
+         var _pendingChange = null;
 
-           return section;
-         };
+         var _state;
 
-         function entityGeometries() {
-           var counts = {};
+         var _presets;
 
-           for (var i in _entityIDs) {
-             var geometry = context.graph().geometry(_entityIDs[i]);
-             if (!counts[geometry]) counts[geometry] = 0;
-             counts[geometry] += 1;
-           }
+         var _tags;
 
-           return Object.keys(counts).sort(function (geom1, geom2) {
-             return counts[geom2] - counts[geom1];
-           });
+         var _entityIDs;
+
+         var _didInteract = false;
+
+         function interacted() {
+           _didInteract = true;
          }
 
-         return utilRebind(section, dispatch$1, 'on');
-       }
+         function renderDisclosureContent(wrap) {
+           // remove deleted keys
+           _orderedKeys = _orderedKeys.filter(function (key) {
+             return _tags[key] !== undefined;
+           }); // When switching to a different entity or changing the state (hover/select)
+           // reorder the keys alphabetically.
+           // We trigger this by emptying the `_orderedKeys` array, then it will be rebuilt here.
+           // Otherwise leave their order alone - #5857, #5927
 
-       // It borrows some code from uiHelp
+           var all = Object.keys(_tags).sort();
+           var missingKeys = utilArrayDifference(all, _orderedKeys);
 
-       function uiFieldHelp(context, fieldName) {
-         var fieldHelp = {};
+           for (var i in missingKeys) {
+             _orderedKeys.push(missingKeys[i]);
+           } // assemble row data
 
-         var _inspector = select(null);
 
-         var _wrap = select(null);
+           var rowData = _orderedKeys.map(function (key, i) {
+             return {
+               index: i,
+               key: key,
+               value: _tags[key]
+             };
+           }); // append blank row last, if necessary
 
-         var _body = select(null);
 
-         var fieldHelpKeys = {
-           restrictions: [['about', ['about', 'from_via_to', 'maxdist', 'maxvia']], ['inspecting', ['about', 'from_shadow', 'allow_shadow', 'restrict_shadow', 'only_shadow', 'restricted', 'only']], ['modifying', ['about', 'indicators', 'allow_turn', 'restrict_turn', 'only_turn']], ['tips', ['simple', 'simple_example', 'indirect', 'indirect_example', 'indirect_noedit']]]
-         };
-         var fieldHelpHeadings = {};
-         var replacements = {
-           distField: _t.html('restriction.controls.distance'),
-           viaField: _t.html('restriction.controls.via'),
-           fromShadow: icon('#iD-turn-shadow', 'inline shadow from'),
-           allowShadow: icon('#iD-turn-shadow', 'inline shadow allow'),
-           restrictShadow: icon('#iD-turn-shadow', 'inline shadow restrict'),
-           onlyShadow: icon('#iD-turn-shadow', 'inline shadow only'),
-           allowTurn: icon('#iD-turn-yes', 'inline turn'),
-           restrictTurn: icon('#iD-turn-no', 'inline turn'),
-           onlyTurn: icon('#iD-turn-only', 'inline turn')
-         }; // For each section, squash all the texts into a single markdown document
+           if (!rowData.length || _showBlank) {
+             _showBlank = false;
+             rowData.push({
+               index: rowData.length,
+               key: '',
+               value: ''
+             });
+           } // View Options
 
-         var docs = fieldHelpKeys[fieldName].map(function (key) {
-           var helpkey = 'help.field.' + fieldName + '.' + key[0];
-           var text = key[1].reduce(function (all, part) {
-             var subkey = helpkey + '.' + part;
-             var depth = fieldHelpHeadings[subkey]; // is this subkey a heading?
 
-             var hhh = depth ? Array(depth + 1).join('#') + ' ' : ''; // if so, prepend with some ##'s
+           var options = wrap.selectAll('.raw-tag-options').data([0]);
+           options.exit().remove();
+           var optionsEnter = options.enter().insert('div', ':first-child').attr('class', 'raw-tag-options').attr('role', 'tablist');
+           var optionEnter = optionsEnter.selectAll('.raw-tag-option').data(availableViews, function (d) {
+             return d.id;
+           }).enter();
+           optionEnter.append('button').attr('class', function (d) {
+             return 'raw-tag-option raw-tag-option-' + d.id + (_tagView === d.id ? ' selected' : '');
+           }).attr('aria-selected', function (d) {
+             return _tagView === d.id;
+           }).attr('role', 'tab').attr('title', function (d) {
+             return _t('icons.' + d.id);
+           }).on('click', function (d3_event, d) {
+             _tagView = d.id;
+             corePreferences('raw-tag-editor-view', d.id);
+             wrap.selectAll('.raw-tag-option').classed('selected', function (datum) {
+               return datum === d;
+             }).attr('aria-selected', function (datum) {
+               return datum === d;
+             });
+             wrap.selectAll('.tag-text').classed('hide', d.id !== 'text').each(setTextareaHeight);
+             wrap.selectAll('.tag-list, .add-row').classed('hide', d.id !== 'list');
+           }).each(function (d) {
+             select(this).call(svgIcon(d.icon));
+           }); // View as Text
 
-             return all + hhh + _t.html(subkey, replacements) + '\n\n';
-           }, '');
-           return {
-             key: helpkey,
-             title: _t.html(helpkey + '.title'),
-             html: marked_1(text.trim())
-           };
-         });
+           var textData = rowsToText(rowData);
+           var textarea = wrap.selectAll('.tag-text').data([0]);
+           textarea = textarea.enter().append('textarea').attr('class', 'tag-text' + (_tagView !== 'text' ? ' hide' : '')).call(utilNoAuto).attr('placeholder', _t('inspector.key_value')).attr('spellcheck', 'false').merge(textarea);
+           textarea.call(utilGetSetValue, textData).each(setTextareaHeight).on('input', setTextareaHeight).on('focus', interacted).on('blur', textChanged).on('change', textChanged); // View as List
 
-         function show() {
-           updatePosition();
+           var list = wrap.selectAll('.tag-list').data([0]);
+           list = list.enter().append('ul').attr('class', 'tag-list' + (_tagView !== 'list' ? ' hide' : '')).merge(list); // Container for the Add button
 
-           _body.classed('hide', false).style('opacity', '0').transition().duration(200).style('opacity', '1');
-         }
+           var addRowEnter = wrap.selectAll('.add-row').data([0]).enter().append('div').attr('class', 'add-row' + (_tagView !== 'list' ? ' hide' : ''));
+           addRowEnter.append('button').attr('class', 'add-tag').attr('aria-label', _t('inspector.add_to_tag')).call(svgIcon('#iD-icon-plus', 'light')).call(uiTooltip().title(_t.html('inspector.add_to_tag')).placement(_mainLocalizer.textDirection() === 'ltr' ? 'right' : 'left')).on('click', addTag);
+           addRowEnter.append('div').attr('class', 'space-value'); // preserve space
 
-         function hide() {
-           _body.classed('hide', true).transition().duration(200).style('opacity', '0').on('end', function () {
-             _body.classed('hide', true);
+           addRowEnter.append('div').attr('class', 'space-buttons'); // preserve space
+           // Tag list items
+
+           var items = list.selectAll('.tag-row').data(rowData, function (d) {
+             return d.key;
            });
-         }
+           items.exit().each(unbind).remove(); // Enter
 
-         function clickHelp(index) {
-           var d = docs[index];
-           var tkeys = fieldHelpKeys[fieldName][index][1];
+           var itemsEnter = items.enter().append('li').attr('class', 'tag-row').classed('readonly', isReadOnly);
+           var innerWrap = itemsEnter.append('div').attr('class', 'inner-wrap');
+           innerWrap.append('div').attr('class', 'key-wrap').append('input').property('type', 'text').attr('class', 'key').call(utilNoAuto).on('focus', interacted).on('blur', keyChange).on('change', keyChange);
+           innerWrap.append('div').attr('class', 'value-wrap').append('input').property('type', 'text').attr('class', 'value').call(utilNoAuto).on('focus', interacted).on('blur', valueChange).on('change', valueChange).on('keydown.push-more', pushMore);
+           innerWrap.append('button').attr('class', 'form-field-button remove').attr('title', _t('icons.remove')).call(svgIcon('#iD-operation-delete')); // Update
 
-           _body.selectAll('.field-help-nav-item').classed('active', function (d, i) {
-             return i === index;
+           items = items.merge(itemsEnter).sort(function (a, b) {
+             return a.index - b.index;
            });
+           items.each(function (d) {
+             var row = select(this);
+             var key = row.select('input.key'); // propagate bound data
 
-           var content = _body.selectAll('.field-help-content').html(d.html); // class the paragraphs so we can find and style them
-
+             var value = row.select('input.value'); // propagate bound data
 
-           content.selectAll('p').attr('class', function (d, i) {
-             return tkeys[i];
-           }); // insert special content for certain help sections
+             if (_entityIDs && taginfo && _state !== 'hover') {
+               bindTypeahead(key, value);
+             }
 
-           if (d.key === 'help.field.restrictions.inspecting') {
-             content.insert('img', 'p.from_shadow').attr('class', 'field-help-image cf').attr('src', context.imagePath('tr_inspect.gif'));
-           } else if (d.key === 'help.field.restrictions.modifying') {
-             content.insert('img', 'p.allow_turn').attr('class', 'field-help-image cf').attr('src', context.imagePath('tr_modify.gif'));
-           }
-         }
+             var referenceOptions = {
+               key: d.key
+             };
 
-         fieldHelp.button = function (selection) {
-           if (_body.empty()) return;
-           var button = selection.selectAll('.field-help-button').data([0]); // enter/update
+             if (typeof d.value === 'string') {
+               referenceOptions.value = d.value;
+             }
 
-           button.enter().append('button').attr('class', 'field-help-button').call(svgIcon('#iD-icon-help')).merge(button).on('click', function (d3_event) {
-             d3_event.stopPropagation();
-             d3_event.preventDefault();
+             var reference = uiTagReference(referenceOptions);
 
-             if (_body.classed('hide')) {
-               show();
-             } else {
-               hide();
+             if (_state === 'hover') {
+               reference.showing(false);
              }
-           });
-         };
 
-         function updatePosition() {
-           var wrap = _wrap.node();
+             row.select('.inner-wrap') // propagate bound data
+             .call(reference.button);
+             row.call(reference.body);
+             row.select('button.remove'); // propagate bound data
+           });
+           items.selectAll('input.key').attr('title', function (d) {
+             return d.key;
+           }).call(utilGetSetValue, function (d) {
+             return d.key;
+           }).attr('readonly', function (d) {
+             return isReadOnly(d) || null;
+           });
+           items.selectAll('input.value').attr('title', function (d) {
+             return Array.isArray(d.value) ? d.value.filter(Boolean).join('\n') : d.value;
+           }).classed('mixed', function (d) {
+             return Array.isArray(d.value);
+           }).attr('placeholder', function (d) {
+             return typeof d.value === 'string' ? null : _t('inspector.multiple_values');
+           }).call(utilGetSetValue, function (d) {
+             return typeof d.value === 'string' ? d.value : '';
+           }).attr('readonly', function (d) {
+             return isReadOnly(d) || null;
+           });
+           items.selectAll('button.remove').on(('PointerEvent' in window ? 'pointer' : 'mouse') + 'down', removeTag); // 'click' fires too late - #5878
+         }
 
-           var inspector = _inspector.node();
+         function isReadOnly(d) {
+           for (var i = 0; i < _readOnlyTags.length; i++) {
+             if (d.key.match(_readOnlyTags[i]) !== null) {
+               return true;
+             }
+           }
 
-           var wRect = wrap.getBoundingClientRect();
-           var iRect = inspector.getBoundingClientRect();
+           return false;
+         }
 
-           _body.style('top', wRect.top + inspector.scrollTop - iRect.top + 'px');
+         function setTextareaHeight() {
+           if (_tagView !== 'text') return;
+           var selection = select(this);
+           var matches = selection.node().value.match(/\n/g);
+           var lineCount = 2 + Number(matches && matches.length);
+           var lineHeight = 20;
+           selection.style('height', lineCount * lineHeight + 'px');
          }
 
-         fieldHelp.body = function (selection) {
-           // This control expects the field to have a form-field-input-wrap div
-           _wrap = selection.selectAll('.form-field-input-wrap');
-           if (_wrap.empty()) return; // absolute position relative to the inspector, so it "floats" above the fields
+         function stringify(s) {
+           return JSON.stringify(s).slice(1, -1); // without leading/trailing "
+         }
 
-           _inspector = context.container().select('.sidebar .entity-editor-pane .inspector-body');
-           if (_inspector.empty()) return;
-           _body = _inspector.selectAll('.field-help-body').data([0]);
+         function unstringify(s) {
+           var leading = '';
+           var trailing = '';
 
-           var enter = _body.enter().append('div').attr('class', 'field-help-body hide'); // initially hidden
+           if (s.length < 1 || s.charAt(0) !== '"') {
+             leading = '"';
+           }
 
+           if (s.length < 2 || s.charAt(s.length - 1) !== '"' || s.charAt(s.length - 1) === '"' && s.charAt(s.length - 2) === '\\') {
+             trailing = '"';
+           }
 
-           var titleEnter = enter.append('div').attr('class', 'field-help-title cf');
-           titleEnter.append('h2').attr('class', _mainLocalizer.textDirection() === 'rtl' ? 'fr' : 'fl').html(_t.html('help.field.' + fieldName + '.title'));
-           titleEnter.append('button').attr('class', 'fr close').on('click', function (d3_event) {
-             d3_event.stopPropagation();
-             d3_event.preventDefault();
-             hide();
-           }).call(svgIcon('#iD-icon-close'));
-           var navEnter = enter.append('div').attr('class', 'field-help-nav cf');
-           var titles = docs.map(function (d) {
-             return d.title;
-           });
-           navEnter.selectAll('.field-help-nav-item').data(titles).enter().append('div').attr('class', 'field-help-nav-item').html(function (d) {
-             return d;
-           }).on('click', function (d3_event, d) {
-             d3_event.stopPropagation();
-             d3_event.preventDefault();
-             clickHelp(titles.indexOf(d));
-           });
-           enter.append('div').attr('class', 'field-help-content');
-           _body = _body.merge(enter);
-           clickHelp(0);
-         };
+           return JSON.parse(leading + s + trailing);
+         }
 
-         return fieldHelp;
-       }
+         function rowsToText(rows) {
+           var str = rows.filter(function (row) {
+             return row.key && row.key.trim() !== '';
+           }).map(function (row) {
+             var rawVal = row.value;
+             if (typeof rawVal !== 'string') rawVal = '*';
+             var val = rawVal ? stringify(rawVal) : '';
+             return stringify(row.key) + '=' + val;
+           }).join('\n');
 
-       function uiFieldCheck(field, context) {
-         var dispatch$1 = dispatch('change');
-         var options = field.strings && field.strings.options;
-         var values = [];
-         var texts = [];
+           if (_state !== 'hover' && str.length) {
+             return str + '\n';
+           }
 
-         var _tags;
+           return str;
+         }
 
-         var input = select(null);
-         var text = select(null);
-         var label = select(null);
-         var reverser = select(null);
+         function textChanged() {
+           var newText = this.value.trim();
+           var newTags = {};
+           newText.split('\n').forEach(function (row) {
+             var m = row.match(/^\s*([^=]+)=(.*)$/);
 
-         var _impliedYes;
+             if (m !== null) {
+               var k = context.cleanTagKey(unstringify(m[1].trim()));
+               var v = context.cleanTagValue(unstringify(m[2].trim()));
+               newTags[k] = v;
+             }
+           });
+           var tagDiff = utilTagDiff(_tags, newTags);
+           if (!tagDiff.length) return;
+           _pendingChange = _pendingChange || {};
+           tagDiff.forEach(function (change) {
+             if (isReadOnly({
+               key: change.key
+             })) return; // skip unchanged multiselection placeholders
 
-         var _entityIDs = [];
+             if (change.newVal === '*' && typeof change.oldVal !== 'string') return;
 
-         var _value;
+             if (change.type === '-') {
+               _pendingChange[change.key] = undefined;
+             } else if (change.type === '+') {
+               _pendingChange[change.key] = change.newVal || '';
+             }
+           });
 
-         if (options) {
-           for (var k in options) {
-             values.push(k === 'undefined' ? undefined : k);
-             texts.push(field.t.html('options.' + k, {
-               'default': options[k]
-             }));
+           if (Object.keys(_pendingChange).length === 0) {
+             _pendingChange = null;
+             return;
            }
-         } else {
-           values = [undefined, 'yes'];
-           texts = [_t.html('inspector.unknown'), _t.html('inspector.check.yes')];
 
-           if (field.type !== 'defaultCheck') {
-             values.push('no');
-             texts.push(_t.html('inspector.check.no'));
+           scheduleChange();
+         }
+
+         function pushMore(d3_event) {
+           // if pressing Tab on the last value field with content, add a blank row
+           if (d3_event.keyCode === 9 && !d3_event.shiftKey && section.selection().selectAll('.tag-list li:last-child input.value').node() === this && utilGetSetValue(select(this))) {
+             addTag();
            }
-         } // Checks tags to see whether an undefined value is "Assumed to be Yes"
+         }
 
+         function bindTypeahead(key, value) {
+           if (isReadOnly(key.datum())) return;
 
-         function checkImpliedYes() {
-           _impliedYes = field.id === 'oneway_yes'; // hack: pretend `oneway` field is a `oneway_yes` field
-           // where implied oneway tag exists (e.g. `junction=roundabout`) #2220, #1841
+           if (Array.isArray(value.datum().value)) {
+             value.call(uiCombobox(context, 'tag-value').minItems(1).fetcher(function (value, callback) {
+               var keyString = utilGetSetValue(key);
+               if (!_tags[keyString]) return;
+
+               var data = _tags[keyString].filter(Boolean).map(function (tagValue) {
+                 return {
+                   value: tagValue,
+                   title: tagValue
+                 };
+               });
+
+               callback(data);
+             }));
+             return;
+           }
+
+           var geometry = context.graph().geometry(_entityIDs[0]);
+           key.call(uiCombobox(context, 'tag-key').fetcher(function (value, callback) {
+             taginfo.keys({
+               debounce: true,
+               geometry: geometry,
+               query: value
+             }, function (err, data) {
+               if (!err) {
+                 var filtered = data.filter(function (d) {
+                   return _tags[d.value] === undefined;
+                 });
+                 callback(sort(value, filtered));
+               }
+             });
+           }));
+           value.call(uiCombobox(context, 'tag-value').fetcher(function (value, callback) {
+             taginfo.values({
+               debounce: true,
+               key: utilGetSetValue(key),
+               geometry: geometry,
+               query: value
+             }, function (err, data) {
+               if (!err) callback(sort(value, data));
+             });
+           }));
 
-           if (field.id === 'oneway') {
-             var entity = context.entity(_entityIDs[0]);
+           function sort(value, data) {
+             var sameletter = [];
+             var other = [];
 
-             for (var key in entity.tags) {
-               if (key in osmOneWayTags && entity.tags[key] in osmOneWayTags[key]) {
-                 _impliedYes = true;
-                 texts[0] = _t.html('presets.fields.oneway_yes.options.undefined');
-                 break;
+             for (var i = 0; i < data.length; i++) {
+               if (data[i].value.substring(0, value.length) === value) {
+                 sameletter.push(data[i]);
+               } else {
+                 other.push(data[i]);
                }
              }
+
+             return sameletter.concat(other);
            }
          }
 
-         function reverserHidden() {
-           if (!context.container().select('div.inspector-hover').empty()) return true;
-           return !(_value === 'yes' || _impliedYes && !_value);
+         function unbind() {
+           var row = select(this);
+           row.selectAll('input.key').call(uiCombobox.off, context);
+           row.selectAll('input.value').call(uiCombobox.off, context);
          }
 
-         function reverserSetText(selection) {
-           var entity = _entityIDs.length && context.hasEntity(_entityIDs[0]);
-           if (reverserHidden() || !entity) return selection;
-           var first = entity.first();
-           var last = entity.isClosed() ? entity.nodes[entity.nodes.length - 2] : entity.last();
-           var pseudoDirection = first < last;
-           var icon = pseudoDirection ? '#iD-icon-forward' : '#iD-icon-backward';
-           selection.selectAll('.reverser-span').html(_t.html('inspector.check.reverser')).call(svgIcon(icon, 'inline'));
-           return selection;
-         }
+         function keyChange(d3_event, d) {
+           if (select(this).attr('readonly')) return;
+           var kOld = d.key; // exit if we are currently about to delete this row anyway - #6366
 
-         var check = function check(selection) {
-           checkImpliedYes();
-           label = selection.selectAll('.form-field-input-wrap').data([0]);
-           var enter = label.enter().append('label').attr('class', 'form-field-input-wrap form-field-input-check');
-           enter.append('input').property('indeterminate', field.type !== 'defaultCheck').attr('type', 'checkbox').attr('id', field.domId);
-           enter.append('span').html(texts[0]).attr('class', 'value');
+           if (_pendingChange && _pendingChange.hasOwnProperty(kOld) && _pendingChange[kOld] === undefined) return;
+           var kNew = context.cleanTagKey(this.value.trim()); // allow no change if the key should be readonly
 
-           if (field.type === 'onewayCheck') {
-             enter.append('button').attr('class', 'reverser' + (reverserHidden() ? ' hide' : '')).append('span').attr('class', 'reverser-span');
+           if (isReadOnly({
+             key: kNew
+           })) {
+             this.value = kOld;
+             return;
            }
 
-           label = label.merge(enter);
-           input = label.selectAll('input');
-           text = label.selectAll('span.value');
-           input.on('click', function (d3_event) {
-             d3_event.stopPropagation();
-             var t = {};
+           if (kNew && kNew !== kOld && _tags[kNew] !== undefined) {
+             // new key is already in use, switch focus to the existing row
+             this.value = kOld; // reset the key
 
-             if (Array.isArray(_tags[field.key])) {
-               if (values.indexOf('yes') !== -1) {
-                 t[field.key] = 'yes';
-               } else {
-                 t[field.key] = values[0];
+             section.selection().selectAll('.tag-list input.value').each(function (d) {
+               if (d.key === kNew) {
+                 // send focus to that other value combo instead
+                 var input = select(this).node();
+                 input.focus();
+                 input.select();
                }
-             } else {
-               t[field.key] = values[(values.indexOf(_value) + 1) % values.length];
-             } // Don't cycle through `alternating` or `reversible` states - #4970
-             // (They are supported as translated strings, but should not toggle with clicks)
-
-
-             if (t[field.key] === 'reversible' || t[field.key] === 'alternating') {
-               t[field.key] = values[0];
-             }
+             });
+             return;
+           }
 
-             dispatch$1.call('change', this, t);
-           });
+           _pendingChange = _pendingChange || {};
 
-           if (field.type === 'onewayCheck') {
-             reverser = label.selectAll('.reverser');
-             reverser.call(reverserSetText).on('click', function (d3_event) {
-               d3_event.preventDefault();
-               d3_event.stopPropagation();
-               context.perform(function (graph) {
-                 for (var i in _entityIDs) {
-                   graph = actionReverse(_entityIDs[i])(graph);
-                 }
+           if (kOld) {
+             if (kOld === kNew) return; // a tag key was renamed
 
-                 return graph;
-               }, _t('operations.reverse.annotation.line', {
-                 n: 1
-               })); // must manually revalidate since no 'change' event was called
+             _pendingChange[kNew] = _pendingChange[kOld] || {
+               oldKey: kOld
+             };
+             _pendingChange[kOld] = undefined;
+           } else {
+             // a new tag was added
+             var row = this.parentNode.parentNode;
+             var inputVal = select(row).selectAll('input.value');
+             var vNew = context.cleanTagValue(utilGetSetValue(inputVal));
+             _pendingChange[kNew] = vNew;
+             utilGetSetValue(inputVal, vNew);
+           } // update the ordered key index so this row doesn't change position
 
-               context.validator().validate();
-               select(this).call(reverserSetText);
-             });
-           }
-         };
 
-         check.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
-           return check;
-         };
+           var existingKeyIndex = _orderedKeys.indexOf(kOld);
 
-         check.tags = function (tags) {
-           _tags = tags;
+           if (existingKeyIndex !== -1) _orderedKeys[existingKeyIndex] = kNew;
+           d.key = kNew; // update datum to avoid exit/enter on tag update
 
-           function isChecked(val) {
-             return val !== 'no' && val !== '' && val !== undefined && val !== null;
-           }
+           this.value = kNew;
+           scheduleChange();
+         }
 
-           function textFor(val) {
-             if (val === '') val = undefined;
-             var index = values.indexOf(val);
-             return index !== -1 ? texts[index] : '"' + val + '"';
-           }
+         function valueChange(d3_event, d) {
+           if (isReadOnly(d)) return; // exit if this is a multiselection and no value was entered
 
-           checkImpliedYes();
-           var isMixed = Array.isArray(tags[field.key]);
-           _value = !isMixed && tags[field.key] && tags[field.key].toLowerCase();
+           if (typeof d.value !== 'string' && !this.value) return; // exit if we are currently about to delete this row anyway - #6366
 
-           if (field.type === 'onewayCheck' && (_value === '1' || _value === '-1')) {
-             _value = 'yes';
-           }
+           if (_pendingChange && _pendingChange.hasOwnProperty(d.key) && _pendingChange[d.key] === undefined) return;
+           _pendingChange = _pendingChange || {};
+           _pendingChange[d.key] = context.cleanTagValue(this.value);
+           scheduleChange();
+         }
 
-           input.property('indeterminate', isMixed || field.type !== 'defaultCheck' && !_value).property('checked', isChecked(_value));
-           text.html(isMixed ? _t.html('inspector.multiple_values') : textFor(_value)).classed('mixed', isMixed);
-           label.classed('set', !!_value);
+         function removeTag(d3_event, d) {
+           if (isReadOnly(d)) return;
 
-           if (field.type === 'onewayCheck') {
-             reverser.classed('hide', reverserHidden()).call(reverserSetText);
+           if (d.key === '') {
+             // removing the blank row
+             _showBlank = false;
+             section.reRender();
+           } else {
+             // remove the key from the ordered key index
+             _orderedKeys = _orderedKeys.filter(function (key) {
+               return key !== d.key;
+             });
+             _pendingChange = _pendingChange || {};
+             _pendingChange[d.key] = undefined;
+             scheduleChange();
            }
-         };
-
-         check.focus = function () {
-           input.node().focus();
-         };
+         }
 
-         return utilRebind(check, dispatch$1, 'on');
-       }
+         function addTag() {
+           // Delay render in case this click is blurring an edited combo.
+           // Without the setTimeout, the `content` render would wipe out the pending tag change.
+           window.setTimeout(function () {
+             _showBlank = true;
+             section.reRender();
+             section.selection().selectAll('.tag-list li:last-child input.key').node().focus();
+           }, 20);
+         }
 
-       function uiFieldCombo(field, context) {
-         var dispatch$1 = dispatch('change');
+         function scheduleChange() {
+           // Cache IDs in case the editor is reloaded before the change event is called. - #6028
+           var entityIDs = _entityIDs; // Delay change in case this change is blurring an edited combo. - #5878
 
-         var _isMulti = field.type === 'multiCombo' || field.type === 'manyCombo';
+           window.setTimeout(function () {
+             if (!_pendingChange) return;
+             dispatch.call('change', this, entityIDs, _pendingChange);
+             _pendingChange = null;
+           }, 10);
+         }
 
-         var _isNetwork = field.type === 'networkCombo';
+         section.state = function (val) {
+           if (!arguments.length) return _state;
 
-         var _isSemi = field.type === 'semiCombo';
+           if (_state !== val) {
+             _orderedKeys = [];
+             _state = val;
+           }
 
-         var _optstrings = field.strings && field.strings.options;
+           return section;
+         };
 
-         var _optarray = field.options;
+         section.presets = function (val) {
+           if (!arguments.length) return _presets;
+           _presets = val;
 
-         var _snake_case = field.snake_case || field.snake_case === undefined;
+           if (_presets && _presets.length && _presets[0].isFallback()) {
+             section.disclosureExpanded(true); // don't collapse the disclosure if the mapper used the raw tag editor - #1881
+           } else if (!_didInteract) {
+             section.disclosureExpanded(null);
+           }
 
-         var _combobox = uiCombobox(context, 'combo-' + field.safeid).caseSensitive(field.caseSensitive).minItems(_isMulti || _isSemi ? 1 : 2);
+           return section;
+         };
 
-         var _container = select(null);
+         section.tags = function (val) {
+           if (!arguments.length) return _tags;
+           _tags = val;
+           return section;
+         };
 
-         var _inputWrap = select(null);
+         section.entityIDs = function (val) {
+           if (!arguments.length) return _entityIDs;
 
-         var _input = select(null);
+           if (!_entityIDs || !val || !utilArrayIdentical(_entityIDs, val)) {
+             _entityIDs = val;
+             _orderedKeys = [];
+           }
 
-         var _comboData = [];
-         var _multiData = [];
-         var _entityIDs = [];
+           return section;
+         }; // pass an array of regular expressions to test against the tag key
 
-         var _tags;
 
-         var _countryCode;
+         section.readOnlyTags = function (val) {
+           if (!arguments.length) return _readOnlyTags;
+           _readOnlyTags = val;
+           return section;
+         };
 
-         var _staticPlaceholder; // initialize deprecated tags array
+         return utilRebind(section, dispatch, 'on');
+       }
 
+       function uiDataEditor(context) {
+         var dataHeader = uiDataHeader();
+         var rawTagEditor = uiSectionRawTagEditor('custom-data-tag-editor', context).expandedByDefault(true).readOnlyTags([/./]);
 
-         var _dataDeprecated = [];
-         _mainFileFetcher.get('deprecated').then(function (d) {
-           _dataDeprecated = d;
-         })["catch"](function () {
-           /* ignore */
-         }); // ensure multiCombo field.key ends with a ':'
+         var _datum;
 
-         if (_isMulti && field.key && /[^:]$/.test(field.key)) {
-           field.key += ':';
-         }
+         function dataEditor(selection) {
+           var header = selection.selectAll('.header').data([0]);
+           var headerEnter = header.enter().append('div').attr('class', 'header fillL');
+           headerEnter.append('button').attr('class', 'close').attr('title', _t('icons.close')).on('click', function () {
+             context.enter(modeBrowse(context));
+           }).call(svgIcon('#iD-icon-close'));
+           headerEnter.append('h2').call(_t.append('map_data.title'));
+           var body = selection.selectAll('.body').data([0]);
+           body = body.enter().append('div').attr('class', 'body').merge(body);
+           var editor = body.selectAll('.data-editor').data([0]); // enter/update
 
-         function snake(s) {
-           return s.replace(/\s+/g, '_');
-         }
+           editor.enter().append('div').attr('class', 'modal-section data-editor').merge(editor).call(dataHeader.datum(_datum));
+           var rte = body.selectAll('.raw-tag-editor').data([0]); // enter/update
 
-         function unsnake(s) {
-           return s.replace(/_+/g, ' ');
+           rte.enter().append('div').attr('class', 'raw-tag-editor data-editor').merge(rte).call(rawTagEditor.tags(_datum && _datum.properties || {}).state('hover').render).selectAll('textarea.tag-text').attr('readonly', true).classed('readonly', true);
          }
 
-         function clean(s) {
-           return s.split(';').map(function (s) {
-             return s.trim();
-           }).join(';');
-         } // returns the tag value for a display value
-         // (for multiCombo, dval should be the key suffix, not the entire key)
-
-
-         function tagValue(dval) {
-           dval = clean(dval || '');
+         dataEditor.datum = function (val) {
+           if (!arguments.length) return _datum;
+           _datum = val;
+           return this;
+         };
 
-           if (_optstrings) {
-             var found = _comboData.find(function (o) {
-               return o.key && clean(o.value) === dval;
-             });
+         return dataEditor;
+       }
 
-             if (found) {
-               return found.key;
-             }
-           }
+       function uiOsmoseDetails(context) {
+         var _qaItem;
 
-           if (field.type === 'typeCombo' && !dval) {
-             return 'yes';
-           }
+         function issueString(d, type) {
+           if (!d) return ''; // Issue strings are cached from Osmose API
 
-           return (_snake_case ? snake(dval) : dval) || undefined;
-         } // returns the display value for a tag value
-         // (for multiCombo, tval should be the key suffix, not the entire key)
+           var s = services.osmose.getStrings(d.itemType);
+           return type in s ? s[type] : '';
+         }
 
+         function osmoseDetails(selection) {
+           var details = selection.selectAll('.error-details').data(_qaItem ? [_qaItem] : [], function (d) {
+             return "".concat(d.id, "-").concat(d.status || 0);
+           });
+           details.exit().remove();
+           var detailsEnter = details.enter().append('div').attr('class', 'error-details qa-details-container'); // Description
 
-         function displayValue(tval) {
-           tval = tval || '';
+           if (issueString(_qaItem, 'detail')) {
+             var div = detailsEnter.append('div').attr('class', 'qa-details-subsection');
+             div.append('h4').call(_t.append('QA.keepRight.detail_description'));
+             div.append('p').attr('class', 'qa-details-description-text').html(function (d) {
+               return issueString(d, 'detail');
+             }).selectAll('a').attr('rel', 'noopener').attr('target', '_blank');
+           } // Elements (populated later as data is requested)
 
-           if (_optstrings) {
-             var found = _comboData.find(function (o) {
-               return o.key === tval && o.value;
-             });
 
-             if (found) {
-               return found.value;
-             }
-           }
+           var detailsDiv = detailsEnter.append('div').attr('class', 'qa-details-subsection');
+           var elemsDiv = detailsEnter.append('div').attr('class', 'qa-details-subsection'); // Suggested Fix (mustn't exist for every issue type)
 
-           if (field.type === 'typeCombo' && tval.toLowerCase() === 'yes') {
-             return '';
-           }
+           if (issueString(_qaItem, 'fix')) {
+             var _div = detailsEnter.append('div').attr('class', 'qa-details-subsection');
 
-           return _snake_case ? unsnake(tval) : tval;
-         } // Compute the difference between arrays of objects by `value` property
-         //
-         // objectDifference([{value:1}, {value:2}, {value:3}], [{value:2}])
-         // > [{value:1}, {value:3}]
-         //
+             _div.append('h4').call(_t.append('QA.osmose.fix_title'));
 
+             _div.append('p').html(function (d) {
+               return issueString(d, 'fix');
+             }).selectAll('a').attr('rel', 'noopener').attr('target', '_blank');
+           } // Common Pitfalls (mustn't exist for every issue type)
 
-         function objectDifference(a, b) {
-           return a.filter(function (d1) {
-             return !b.some(function (d2) {
-               return !d2.isMixed && d1.value === d2.value;
-             });
-           });
-         }
 
-         function initCombo(selection, attachTo) {
-           if (_optstrings) {
-             selection.attr('readonly', 'readonly');
-             selection.call(_combobox, attachTo);
-             setStaticValues(setPlaceholder);
-           } else if (_optarray) {
-             selection.call(_combobox, attachTo);
-             setStaticValues(setPlaceholder);
-           } else if (services.taginfo) {
-             selection.call(_combobox.fetcher(setTaginfoValues), attachTo);
-             setTaginfoValues('', setPlaceholder);
-           }
-         }
+           if (issueString(_qaItem, 'trap')) {
+             var _div2 = detailsEnter.append('div').attr('class', 'qa-details-subsection');
 
-         function setStaticValues(callback) {
-           if (!(_optstrings || _optarray)) return;
+             _div2.append('h4').call(_t.append('QA.osmose.trap_title'));
 
-           if (_optstrings) {
-             _comboData = Object.keys(_optstrings).map(function (k) {
-               var v = field.t('options.' + k, {
-                 'default': _optstrings[k]
-               });
-               return {
-                 key: k,
-                 value: v,
-                 title: v,
-                 display: field.t.html('options.' + k, {
-                   'default': _optstrings[k]
-                 })
-               };
-             });
-           } else if (_optarray) {
-             _comboData = _optarray.map(function (k) {
-               var v = _snake_case ? unsnake(k) : k;
-               return {
-                 key: k,
-                 value: v,
-                 title: v
-               };
-             });
-           }
+             _div2.append('p').html(function (d) {
+               return issueString(d, 'trap');
+             }).selectAll('a').attr('rel', 'noopener').attr('target', '_blank');
+           } // Save current item to check if UI changed by time request resolves
 
-           _combobox.data(objectDifference(_comboData, _multiData));
 
-           if (callback) callback(_comboData);
-         }
+           var thisItem = _qaItem;
+           services.osmose.loadIssueDetail(_qaItem).then(function (d) {
+             // No details to add if there are no associated issue elements
+             if (!d.elems || d.elems.length === 0) return; // Do nothing if UI has moved on by the time this resolves
 
-         function setTaginfoValues(q, callback) {
-           var fn = _isMulti ? 'multikeys' : 'values';
-           var query = (_isMulti ? field.key : '') + q;
-           var hasCountryPrefix = _isNetwork && _countryCode && _countryCode.indexOf(q.toLowerCase()) === 0;
+             if (context.selectedErrorID() !== thisItem.id && context.container().selectAll(".qaItem.osmose.hover.itemId-".concat(thisItem.id)).empty()) return; // Things like keys and values are dynamically added to a subtitle string
 
-           if (hasCountryPrefix) {
-             query = _countryCode + ':';
-           }
+             if (d.detail) {
+               detailsDiv.append('h4').call(_t.append('QA.osmose.detail_title'));
+               detailsDiv.append('p').html(function (d) {
+                 return d.detail;
+               }).selectAll('a').attr('rel', 'noopener').attr('target', '_blank');
+             } // Create list of linked issue elements
 
-           var params = {
-             debounce: q !== '',
-             key: field.key,
-             query: query
-           };
 
-           if (_entityIDs.length) {
-             params.geometry = context.graph().geometry(_entityIDs[0]);
-           }
+             elemsDiv.append('h4').call(_t.append('QA.osmose.elems_title'));
+             elemsDiv.append('ul').selectAll('li').data(d.elems).enter().append('li').append('a').attr('href', '#').attr('class', 'error_entity_link').text(function (d) {
+               return d;
+             }).each(function () {
+               var link = select(this);
+               var entityID = this.textContent;
+               var entity = context.hasEntity(entityID); // Add click handler
 
-           services.taginfo[fn](params, function (err, data) {
-             if (err) return;
-             data = data.filter(function (d) {
-               if (field.type === 'typeCombo' && d.value === 'yes') {
-                 // don't show the fallback value
-                 return false;
-               } // don't show values with very low usage
+               link.on('mouseenter', function () {
+                 utilHighlightEntities([entityID], true, context);
+               }).on('mouseleave', function () {
+                 utilHighlightEntities([entityID], false, context);
+               }).on('click', function (d3_event) {
+                 d3_event.preventDefault();
+                 utilHighlightEntities([entityID], false, context);
+                 var osmlayer = context.layers().layer('osm');
 
+                 if (!osmlayer.enabled()) {
+                   osmlayer.enabled(true);
+                 }
 
-               return !d.count || d.count > 10;
-             });
-             var deprecatedValues = osmEntity.deprecatedTagValuesByKey(_dataDeprecated)[field.key];
+                 context.map().centerZoom(d.loc, 20);
 
-             if (deprecatedValues) {
-               // don't suggest deprecated tag values
-               data = data.filter(function (d) {
-                 return deprecatedValues.indexOf(d.value) === -1;
-               });
-             }
+                 if (entity) {
+                   context.enter(modeSelect(context, [entityID]));
+                 } else {
+                   context.loadEntity(entityID, function (err, result) {
+                     if (err) return;
+                     var entity = result.data.find(function (e) {
+                       return e.id === entityID;
+                     });
+                     if (entity) context.enter(modeSelect(context, [entityID]));
+                   });
+                 }
+               }); // Replace with friendly name if possible
+               // (The entity may not yet be loaded into the graph)
 
-             if (hasCountryPrefix) {
-               data = data.filter(function (d) {
-                 return d.value.toLowerCase().indexOf(_countryCode + ':') === 0;
-               });
-             } // hide the caret if there are no suggestions
+               if (entity) {
+                 var name = utilDisplayName(entity); // try to use common name
 
+                 if (!name) {
+                   var preset = _mainPresetIndex.match(entity, context.graph());
+                   name = preset && !preset.isFallback() && preset.name(); // fallback to preset name
+                 }
 
-             _container.classed('empty-combobox', data.length === 0);
+                 if (name) {
+                   this.innerText = name;
+                 }
+               }
+             }); // Don't hide entities related to this issue - #5880
 
-             _comboData = data.map(function (d) {
-               var k = d.value;
-               if (_isMulti) k = k.replace(field.key, '');
-               var v = _snake_case ? unsnake(k) : k;
-               return {
-                 key: k,
-                 value: v,
-                 title: _isMulti ? v : d.title
-               };
-             });
-             _comboData = objectDifference(_comboData, _multiData);
-             if (callback) callback(_comboData);
+             context.features().forceVisible(d.elems);
+             context.map().pan([0, 0]); // trigger a redraw
+           })["catch"](function (err) {
+             console.log(err); // eslint-disable-line no-console
            });
          }
 
-         function setPlaceholder(values) {
-           if (_isMulti || _isSemi) {
-             _staticPlaceholder = field.placeholder() || _t('inspector.add');
-           } else {
-             var vals = values.map(function (d) {
-               return d.value;
-             }).filter(function (s) {
-               return s.length < 20;
-             });
-             var placeholders = vals.length > 1 ? vals : values.map(function (d) {
-               return d.key;
-             });
-             _staticPlaceholder = field.placeholder() || placeholders.slice(0, 3).join(', ');
-           }
-
-           if (!/(…|\.\.\.)$/.test(_staticPlaceholder)) {
-             _staticPlaceholder += '…';
-           }
-
-           var ph;
-
-           if (!_isMulti && !_isSemi && _tags && Array.isArray(_tags[field.key])) {
-             ph = _t('inspector.multiple_values');
-           } else {
-             ph = _staticPlaceholder;
-           }
-
-           _container.selectAll('input').attr('placeholder', ph);
-         }
-
-         function change() {
-           var t = {};
-           var val;
-
-           if (_isMulti || _isSemi) {
-             val = tagValue(utilGetSetValue(_input).replace(/,/g, ';')) || '';
+         osmoseDetails.issue = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return osmoseDetails;
+         };
 
-             _container.classed('active', false);
+         return osmoseDetails;
+       }
 
-             utilGetSetValue(_input, '');
-             var vals = val.split(';').filter(Boolean);
-             if (!vals.length) return;
+       function uiOsmoseHeader() {
+         var _qaItem;
 
-             if (_isMulti) {
-               utilArrayUniq(vals).forEach(function (v) {
-                 var key = (field.key || '') + v;
+         function issueTitle(d) {
+           var unknown = _t('inspector.unknown');
+           if (!d) return unknown; // Issue titles supplied by Osmose
 
-                 if (_tags) {
-                   // don't set a multicombo value to 'yes' if it already has a non-'no' value
-                   // e.g. `language:de=main`
-                   var old = _tags[key];
-                   if (typeof old === 'string' && old.toLowerCase() !== 'no') return;
-                 }
+           var s = services.osmose.getStrings(d.itemType);
+           return 'title' in s ? s.title : unknown;
+         }
 
-                 key = context.cleanTagKey(key);
-                 field.keys.push(key);
-                 t[key] = 'yes';
-               });
-             } else if (_isSemi) {
-               var arr = _multiData.map(function (d) {
-                 return d.key;
-               });
+         function osmoseHeader(selection) {
+           var header = selection.selectAll('.qa-header').data(_qaItem ? [_qaItem] : [], function (d) {
+             return "".concat(d.id, "-").concat(d.status || 0);
+           });
+           header.exit().remove();
+           var headerEnter = header.enter().append('div').attr('class', 'qa-header');
+           var svgEnter = headerEnter.append('div').attr('class', 'qa-header-icon').classed('new', function (d) {
+             return d.id < 0;
+           }).append('svg').attr('width', '20px').attr('height', '30px').attr('viewbox', '0 0 20 30').attr('class', function (d) {
+             return "preset-icon-28 qaItem ".concat(d.service, " itemId-").concat(d.id, " itemType-").concat(d.itemType);
+           });
+           svgEnter.append('polygon').attr('fill', function (d) {
+             return services.osmose.getColor(d.item);
+           }).attr('class', 'qaItem-fill').attr('points', '16,3 4,3 1,6 1,17 4,20 7,20 10,27 13,20 16,20 19,17.033 19,6');
+           svgEnter.append('use').attr('class', 'icon-annotation').attr('width', '13px').attr('height', '13px').attr('transform', 'translate(3.5, 5)').attr('xlink:href', function (d) {
+             var picon = d.icon;
 
-               arr = arr.concat(vals);
-               t[field.key] = context.cleanTagValue(utilArrayUniq(arr).filter(Boolean).join(';'));
+             if (!picon) {
+               return '';
+             } else {
+               var isMaki = /^maki-/.test(picon);
+               return "#".concat(picon).concat(isMaki ? '-11' : '');
              }
+           });
+           headerEnter.append('div').attr('class', 'qa-header-label').text(issueTitle);
+         }
 
-             window.setTimeout(function () {
-               _input.node().focus();
-             }, 10);
-           } else {
-             var rawValue = utilGetSetValue(_input); // don't override multiple values with blank string
-
-             if (!rawValue && Array.isArray(_tags[field.key])) return;
-             val = context.cleanTagValue(tagValue(rawValue));
-             t[field.key] = val || undefined;
-           }
+         osmoseHeader.issue = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return osmoseHeader;
+         };
 
-           dispatch$1.call('change', this, t);
-         }
+         return osmoseHeader;
+       }
 
-         function removeMultikey(d3_event, d) {
-           d3_event.preventDefault();
-           d3_event.stopPropagation();
-           var t = {};
+       function uiViewOnOsmose() {
+         var _qaItem;
 
-           if (_isMulti) {
-             t[d.key] = undefined;
-           } else if (_isSemi) {
-             var arr = _multiData.map(function (md) {
-               return md.key === d.key ? null : md.key;
-             }).filter(Boolean);
+         function viewOnOsmose(selection) {
+           var url;
 
-             arr = utilArrayUniq(arr);
-             t[field.key] = arr.length ? arr.join(';') : undefined;
+           if (services.osmose && _qaItem instanceof QAItem) {
+             url = services.osmose.itemURL(_qaItem);
            }
 
-           dispatch$1.call('change', this, t);
-         }
-
-         function combo(selection) {
-           _container = selection.selectAll('.form-field-input-wrap').data([0]);
-           var type = _isMulti || _isSemi ? 'multicombo' : 'combo';
-           _container = _container.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + type).merge(_container);
+           var link = selection.selectAll('.view-on-osmose').data(url ? [url] : []); // exit
 
-           if (_isMulti || _isSemi) {
-             _container = _container.selectAll('.chiplist').data([0]);
-             var listClass = 'chiplist'; // Use a separate line for each value in the Destinations field
-             // to mimic highway exit signs
+           link.exit().remove(); // enter
 
-             if (field.key === 'destination') {
-               listClass += ' full-line-chips';
-             }
+           var linkEnter = link.enter().append('a').attr('class', 'view-on-osmose').attr('target', '_blank').attr('rel', 'noopener') // security measure
+           .attr('href', function (d) {
+             return d;
+           }).call(svgIcon('#iD-icon-out-link', 'inline'));
+           linkEnter.append('span').call(_t.append('inspector.view_on_osmose'));
+         }
 
-             _container = _container.enter().append('ul').attr('class', listClass).on('click', function () {
-               window.setTimeout(function () {
-                 _input.node().focus();
-               }, 10);
-             }).merge(_container);
-             _inputWrap = _container.selectAll('.input-wrap').data([0]);
-             _inputWrap = _inputWrap.enter().append('li').attr('class', 'input-wrap').merge(_inputWrap);
-             _input = _inputWrap.selectAll('input').data([0]);
-           } else {
-             _input = _container.selectAll('input').data([0]);
-           }
+         viewOnOsmose.what = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return viewOnOsmose;
+         };
 
-           _input = _input.enter().append('input').attr('type', 'text').attr('id', field.domId).call(utilNoAuto).call(initCombo, selection).merge(_input);
+         return viewOnOsmose;
+       }
 
-           if (_isNetwork) {
-             var extent = combinedEntityExtent();
-             var countryCode = extent && iso1A2Code(extent.center());
-             _countryCode = countryCode && countryCode.toLowerCase();
-           }
+       function uiOsmoseEditor(context) {
+         var dispatch = dispatch$8('change');
+         var qaDetails = uiOsmoseDetails(context);
+         var qaHeader = uiOsmoseHeader();
 
-           _input.on('change', change).on('blur', change);
+         var _qaItem;
 
-           _input.on('keydown.field', function (d3_event) {
-             switch (d3_event.keyCode) {
-               case 13:
-                 // ↩ Return
-                 _input.node().blur(); // blurring also enters the value
+         function osmoseEditor(selection) {
+           var header = selection.selectAll('.header').data([0]);
+           var headerEnter = header.enter().append('div').attr('class', 'header fillL');
+           headerEnter.append('button').attr('class', 'close').attr('title', _t('icons.close')).on('click', function () {
+             return context.enter(modeBrowse(context));
+           }).call(svgIcon('#iD-icon-close'));
+           headerEnter.append('h2').call(_t.append('QA.osmose.title'));
+           var body = selection.selectAll('.body').data([0]);
+           body = body.enter().append('div').attr('class', 'body').merge(body);
+           var editor = body.selectAll('.qa-editor').data([0]);
+           editor.enter().append('div').attr('class', 'modal-section qa-editor').merge(editor).call(qaHeader.issue(_qaItem)).call(qaDetails.issue(_qaItem)).call(osmoseSaveSection);
+           var footer = selection.selectAll('.footer').data([0]);
+           footer.enter().append('div').attr('class', 'footer').merge(footer).call(uiViewOnOsmose().what(_qaItem));
+         }
 
+         function osmoseSaveSection(selection) {
+           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
 
-                 d3_event.stopPropagation();
-                 break;
-             }
-           });
+           var isShown = _qaItem && isSelected;
+           var saveSection = selection.selectAll('.qa-save').data(isShown ? [_qaItem] : [], function (d) {
+             return "".concat(d.id, "-").concat(d.status || 0);
+           }); // exit
 
-           if (_isMulti || _isSemi) {
-             _combobox.on('accept', function () {
-               _input.node().blur();
+           saveSection.exit().remove(); // enter
 
-               _input.node().focus();
-             });
+           var saveSectionEnter = saveSection.enter().append('div').attr('class', 'qa-save save-section cf'); // update
 
-             _input.on('focus', function () {
-               _container.classed('active', true);
-             });
-           }
+           saveSection = saveSectionEnter.merge(saveSection).call(qaSaveButtons);
          }
 
-         combo.tags = function (tags) {
-           _tags = tags;
+         function qaSaveButtons(selection) {
+           var isSelected = _qaItem && _qaItem.id === context.selectedErrorID();
 
-           if (_isMulti || _isSemi) {
-             _multiData = [];
-             var maxLength;
+           var buttonSection = selection.selectAll('.buttons').data(isSelected ? [_qaItem] : [], function (d) {
+             return d.status + d.id;
+           }); // exit
 
-             if (_isMulti) {
-               // Build _multiData array containing keys already set..
-               for (var k in tags) {
-                 if (field.key && k.indexOf(field.key) !== 0) continue;
-                 if (!field.key && field.keys.indexOf(k) === -1) continue;
-                 var v = tags[k];
-                 if (!v || typeof v === 'string' && v.toLowerCase() === 'no') continue;
-                 var suffix = field.key ? k.substr(field.key.length) : k;
+           buttonSection.exit().remove(); // enter
 
-                 _multiData.push({
-                   key: k,
-                   value: displayValue(suffix),
-                   isMixed: Array.isArray(v)
-                 });
-               }
+           var buttonEnter = buttonSection.enter().append('div').attr('class', 'buttons');
+           buttonEnter.append('button').attr('class', 'button close-button action');
+           buttonEnter.append('button').attr('class', 'button ignore-button action'); // update
 
-               if (field.key) {
-                 // Set keys for form-field modified (needed for undo and reset buttons)..
-                 field.keys = _multiData.map(function (d) {
-                   return d.key;
-                 }); // limit the input length so it fits after prepending the key prefix
+           buttonSection = buttonSection.merge(buttonEnter);
+           buttonSection.select('.close-button').call(_t.append('QA.keepRight.close')).on('click.close', function (d3_event, d) {
+             this.blur(); // avoid keeping focus on the button - #4641
 
-                 maxLength = context.maxCharsForTagKey() - utilUnicodeCharsCount(field.key);
-               } else {
-                 maxLength = context.maxCharsForTagKey();
-               }
-             } else if (_isSemi) {
-               var allValues = [];
-               var commonValues;
+             var qaService = services.osmose;
 
-               if (Array.isArray(tags[field.key])) {
-                 tags[field.key].forEach(function (tagVal) {
-                   var thisVals = utilArrayUniq((tagVal || '').split(';')).filter(Boolean);
-                   allValues = allValues.concat(thisVals);
+             if (qaService) {
+               d.newStatus = 'done';
+               qaService.postUpdate(d, function (err, item) {
+                 return dispatch.call('change', item);
+               });
+             }
+           });
+           buttonSection.select('.ignore-button').call(_t.append('QA.keepRight.ignore')).on('click.ignore', function (d3_event, d) {
+             this.blur(); // avoid keeping focus on the button - #4641
 
-                   if (!commonValues) {
-                     commonValues = thisVals;
-                   } else {
-                     commonValues = commonValues.filter(function (value) {
-                       return thisVals.includes(value);
-                     });
-                   }
-                 });
-                 allValues = utilArrayUniq(allValues).filter(Boolean);
-               } else {
-                 allValues = utilArrayUniq((tags[field.key] || '').split(';')).filter(Boolean);
-                 commonValues = allValues;
-               }
+             var qaService = services.osmose;
 
-               _multiData = allValues.map(function (v) {
-                 return {
-                   key: v,
-                   value: displayValue(v),
-                   isMixed: !commonValues.includes(v)
-                 };
+             if (qaService) {
+               d.newStatus = 'false';
+               qaService.postUpdate(d, function (err, item) {
+                 return dispatch.call('change', item);
                });
-               var currLength = utilUnicodeCharsCount(commonValues.join(';')); // limit the input length to the remaining available characters
+             }
+           });
+         } // NOTE: Don't change method name until UI v3 is merged
 
-               maxLength = context.maxCharsForTagValue() - currLength;
 
-               if (currLength > 0) {
-                 // account for the separator if a new value will be appended to existing
-                 maxLength -= 1;
-               }
-             } // a negative maxlength doesn't make sense
+         osmoseEditor.error = function (val) {
+           if (!arguments.length) return _qaItem;
+           _qaItem = val;
+           return osmoseEditor;
+         };
 
+         return utilRebind(osmoseEditor, dispatch, 'on');
+       }
 
-             maxLength = Math.max(0, maxLength);
-             var allowDragAndDrop = _isSemi // only semiCombo values are ordered
-             && !Array.isArray(tags[field.key]); // Exclude existing multikeys from combo options..
+       function uiSidebar(context) {
+         var inspector = uiInspector(context);
+         var dataEditor = uiDataEditor(context);
+         var noteEditor = uiNoteEditor(context);
+         var improveOsmEditor = uiImproveOsmEditor(context);
+         var keepRightEditor = uiKeepRightEditor(context);
+         var osmoseEditor = uiOsmoseEditor(context);
 
-             var available = objectDifference(_comboData, _multiData);
+         var _current;
 
-             _combobox.data(available); // Hide 'Add' button if this field uses fixed set of
-             // translateable _optstrings and they're all currently used,
-             // or if the field is already at its character limit
+         var _wasData = false;
+         var _wasNote = false;
+         var _wasQaItem = false; // use pointer events on supported platforms; fallback to mouse events
 
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
 
-             var hideAdd = _optstrings && !available.length || maxLength <= 0;
+         function sidebar(selection) {
+           var container = context.container();
+           var minWidth = 240;
+           var sidebarWidth;
+           var containerWidth;
+           var dragOffset; // Set the initial width constraints
 
-             _container.selectAll('.chiplist .input-wrap').style('display', hideAdd ? 'none' : null); // Render chips
+           selection.style('min-width', minWidth + 'px').style('max-width', '400px').style('width', '33.3333%');
+           var resizer = selection.append('div').attr('class', 'sidebar-resizer').on(_pointerPrefix + 'down.sidebar-resizer', pointerdown);
+           var downPointerId, lastClientX, containerLocGetter;
 
+           function pointerdown(d3_event) {
+             if (downPointerId) return;
+             if ('button' in d3_event && d3_event.button !== 0) return;
+             downPointerId = d3_event.pointerId || 'mouse';
+             lastClientX = d3_event.clientX;
+             containerLocGetter = utilFastMouse(container.node()); // offset from edge of sidebar-resizer
 
-             var chips = _container.selectAll('.chip').data(_multiData);
+             dragOffset = utilFastMouse(resizer.node())(d3_event)[0] - 1;
+             sidebarWidth = selection.node().getBoundingClientRect().width;
+             containerWidth = container.node().getBoundingClientRect().width;
+             var widthPct = sidebarWidth / containerWidth * 100;
+             selection.style('width', widthPct + '%') // lock in current width
+             .style('max-width', '85%'); // but allow larger widths
 
-             chips.exit().remove();
-             var enter = chips.enter().insert('li', '.input-wrap').attr('class', 'chip');
-             enter.append('span');
-             enter.append('a');
-             chips = chips.merge(enter).order().classed('draggable', allowDragAndDrop).classed('mixed', function (d) {
-               return d.isMixed;
-             }).attr('title', function (d) {
-               return d.isMixed ? _t('inspector.unshared_value_tooltip') : null;
-             });
+             resizer.classed('dragging', true);
+             select(window).on('touchmove.sidebar-resizer', function (d3_event) {
+               // disable page scrolling while resizing on touch input
+               d3_event.preventDefault();
+             }, {
+               passive: false
+             }).on(_pointerPrefix + 'move.sidebar-resizer', pointermove).on(_pointerPrefix + 'up.sidebar-resizer pointercancel.sidebar-resizer', pointerup);
+           }
 
-             if (allowDragAndDrop) {
-               registerDragAndDrop(chips);
+           function pointermove(d3_event) {
+             if (downPointerId !== (d3_event.pointerId || 'mouse')) return;
+             d3_event.preventDefault();
+             var dx = d3_event.clientX - lastClientX;
+             lastClientX = d3_event.clientX;
+             var isRTL = _mainLocalizer.textDirection() === 'rtl';
+             var scaleX = isRTL ? 0 : 1;
+             var xMarginProperty = isRTL ? 'margin-right' : 'margin-left';
+             var x = containerLocGetter(d3_event)[0] - dragOffset;
+             sidebarWidth = isRTL ? containerWidth - x : x;
+             var isCollapsed = selection.classed('collapsed');
+             var shouldCollapse = sidebarWidth < minWidth;
+             selection.classed('collapsed', shouldCollapse);
+
+             if (shouldCollapse) {
+               if (!isCollapsed) {
+                 selection.style(xMarginProperty, '-400px').style('width', '400px');
+                 context.ui().onResize([(sidebarWidth - dx) * scaleX, 0]);
+               }
+             } else {
+               var widthPct = sidebarWidth / containerWidth * 100;
+               selection.style(xMarginProperty, null).style('width', widthPct + '%');
+
+               if (isCollapsed) {
+                 context.ui().onResize([-sidebarWidth * scaleX, 0]);
+               } else {
+                 context.ui().onResize([-dx * scaleX, 0]);
+               }
              }
+           }
 
-             chips.select('span').html(function (d) {
-               return d.value;
-             });
-             chips.select('a').attr('href', '#').on('click', removeMultikey).attr('class', 'remove').html('×');
-           } else {
-             var isMixed = Array.isArray(tags[field.key]);
-             var mixedValues = isMixed && tags[field.key].map(function (val) {
-               return displayValue(val);
-             }).filter(Boolean);
-             utilGetSetValue(_input, !isMixed ? displayValue(tags[field.key]) : '').attr('title', isMixed ? mixedValues.join('\n') : undefined).attr('placeholder', isMixed ? _t('inspector.multiple_values') : _staticPlaceholder || '').classed('mixed', isMixed);
+           function pointerup(d3_event) {
+             if (downPointerId !== (d3_event.pointerId || 'mouse')) return;
+             downPointerId = null;
+             resizer.classed('dragging', false);
+             select(window).on('touchmove.sidebar-resizer', null).on(_pointerPrefix + 'move.sidebar-resizer', null).on(_pointerPrefix + 'up.sidebar-resizer pointercancel.sidebar-resizer', null);
            }
-         };
 
-         function registerDragAndDrop(selection) {
-           // allow drag and drop re-ordering of chips
-           var dragOrigin, targetIndex;
-           selection.call(d3_drag().on('start', function (d3_event) {
-             dragOrigin = {
-               x: d3_event.x,
-               y: d3_event.y
-             };
-             targetIndex = null;
-           }).on('drag', function (d3_event) {
-             var x = d3_event.x - dragOrigin.x,
-                 y = d3_event.y - dragOrigin.y;
-             if (!select(this).classed('dragging') && // don't display drag until dragging beyond a distance threshold
-             Math.sqrt(Math.pow(x, 2) + Math.pow(y, 2)) <= 5) return;
-             var index = selection.nodes().indexOf(this);
-             select(this).classed('dragging', true);
-             targetIndex = null;
-             var targetIndexOffsetTop = null;
-             var draggedTagWidth = select(this).node().offsetWidth;
+           var featureListWrap = selection.append('div').attr('class', 'feature-list-pane').call(uiFeatureList(context));
+           var inspectorWrap = selection.append('div').attr('class', 'inspector-hidden inspector-wrap');
 
-             if (field.key === 'destination') {
-               // meaning tags are full width
-               _container.selectAll('.chip').style('transform', function (d2, index2) {
-                 var node = select(this).node();
+           var hoverModeSelect = function hoverModeSelect(targets) {
+             context.container().selectAll('.feature-list-item button').classed('hover', false);
 
-                 if (index === index2) {
-                   return 'translate(' + x + 'px, ' + y + 'px)'; // move the dragged tag up the order
-                 } else if (index2 > index && d3_event.y > node.offsetTop) {
-                   if (targetIndex === null || index2 > targetIndex) {
-                     targetIndex = index2;
-                   }
+             if (context.selectedIDs().length > 1 && targets && targets.length) {
+               var elements = context.container().selectAll('.feature-list-item button').filter(function (node) {
+                 return targets.indexOf(node) !== -1;
+               });
 
-                   return 'translateY(-100%)'; // move the dragged tag down the order
-                 } else if (index2 < index && d3_event.y < node.offsetTop + node.offsetHeight) {
-                   if (targetIndex === null || index2 < targetIndex) {
-                     targetIndex = index2;
-                   }
+               if (!elements.empty()) {
+                 elements.classed('hover', true);
+               }
+             }
+           };
 
-                   return 'translateY(100%)';
-                 }
+           sidebar.hoverModeSelect = throttle(hoverModeSelect, 200);
 
-                 return null;
-               });
-             } else {
-               _container.selectAll('.chip').each(function (d2, index2) {
-                 var node = select(this).node(); // check the cursor is in the bounding box
+           function hover(targets) {
+             var datum = targets && targets.length && targets[0];
 
-                 if (index !== index2 && d3_event.x < node.offsetLeft + node.offsetWidth + 5 && d3_event.x > node.offsetLeft && d3_event.y < node.offsetTop + node.offsetHeight && d3_event.y > node.offsetTop) {
-                   targetIndex = index2;
-                   targetIndexOffsetTop = node.offsetTop;
-                 }
-               }).style('transform', function (d2, index2) {
-                 var node = select(this).node();
+             if (datum && datum.__featurehash__) {
+               // hovering on data
+               _wasData = true;
+               sidebar.show(dataEditor.datum(datum));
+               selection.selectAll('.sidebar-component').classed('inspector-hover', true);
+             } else if (datum instanceof osmNote) {
+               if (context.mode().id === 'drag-note') return;
+               _wasNote = true;
+               var osm = services.osm;
 
-                 if (index === index2) {
-                   return 'translate(' + x + 'px, ' + y + 'px)';
-                 } // only translate tags in the same row
+               if (osm) {
+                 datum = osm.getNote(datum.id); // marker may contain stale data - get latest
+               }
 
+               sidebar.show(noteEditor.note(datum));
+               selection.selectAll('.sidebar-component').classed('inspector-hover', true);
+             } else if (datum instanceof QAItem) {
+               _wasQaItem = true;
+               var errService = services[datum.service];
 
-                 if (node.offsetTop === targetIndexOffsetTop) {
-                   if (index2 < index && index2 >= targetIndex) {
-                     return 'translateX(' + draggedTagWidth + 'px)';
-                   } else if (index2 > index && index2 <= targetIndex) {
-                     return 'translateX(-' + draggedTagWidth + 'px)';
-                   }
-                 }
+               if (errService) {
+                 // marker may contain stale data - get latest
+                 datum = errService.getError(datum.id);
+               } // Currently only three possible services
 
-                 return null;
-               });
-             }
-           }).on('end', function () {
-             if (!select(this).classed('dragging')) {
-               return;
-             }
 
-             var index = selection.nodes().indexOf(this);
-             select(this).classed('dragging', false);
+               var errEditor;
 
-             _container.selectAll('.chip').style('transform', null);
+               if (datum.service === 'keepRight') {
+                 errEditor = keepRightEditor;
+               } else if (datum.service === 'osmose') {
+                 errEditor = osmoseEditor;
+               } else {
+                 errEditor = improveOsmEditor;
+               }
 
-             if (typeof targetIndex === 'number') {
-               var element = _multiData[index];
+               context.container().selectAll('.qaItem.' + datum.service).classed('hover', function (d) {
+                 return d.id === datum.id;
+               });
+               sidebar.show(errEditor.error(datum));
+               selection.selectAll('.sidebar-component').classed('inspector-hover', true);
+             } else if (!_current && datum instanceof osmEntity) {
+               featureListWrap.classed('inspector-hidden', true);
+               inspectorWrap.classed('inspector-hidden', false).classed('inspector-hover', true);
+
+               if (!inspector.entityIDs() || !utilArrayIdentical(inspector.entityIDs(), [datum.id]) || inspector.state() !== 'hover') {
+                 inspector.state('hover').entityIDs([datum.id]).newFeature(false);
+                 inspectorWrap.call(inspector);
+               }
+             } else if (!_current) {
+               featureListWrap.classed('inspector-hidden', false);
+               inspectorWrap.classed('inspector-hidden', true);
+               inspector.state('hide');
+             } else if (_wasData || _wasNote || _wasQaItem) {
+               _wasNote = false;
+               _wasData = false;
+               _wasQaItem = false;
+               context.container().selectAll('.note').classed('hover', false);
+               context.container().selectAll('.qaItem').classed('hover', false);
+               sidebar.hide();
+             }
+           }
+
+           sidebar.hover = throttle(hover, 200);
 
-               _multiData.splice(index, 1);
+           sidebar.intersects = function (extent) {
+             var rect = selection.node().getBoundingClientRect();
+             return extent.intersects([context.projection.invert([0, rect.height]), context.projection.invert([rect.width, 0])]);
+           };
 
-               _multiData.splice(targetIndex, 0, element);
+           sidebar.select = function (ids, newFeature) {
+             sidebar.hide();
 
-               var t = {};
+             if (ids && ids.length) {
+               var entity = ids.length === 1 && context.entity(ids[0]);
 
-               if (_multiData.length) {
-                 t[field.key] = _multiData.map(function (element) {
-                   return element.key;
-                 }).join(';');
-               } else {
-                 t[field.key] = undefined;
+               if (entity && newFeature && selection.classed('collapsed')) {
+                 // uncollapse the sidebar
+                 var extent = entity.extent(context.graph());
+                 sidebar.expand(sidebar.intersects(extent));
                }
 
-               dispatch$1.call('change', this, t);
+               featureListWrap.classed('inspector-hidden', true);
+               inspectorWrap.classed('inspector-hidden', false).classed('inspector-hover', false); // reload the UI even if the ids are the same since the entities
+               // themselves may have changed
+
+               inspector.state('select').entityIDs(ids).newFeature(newFeature);
+               inspectorWrap.call(inspector);
+             } else {
+               inspector.state('hide');
              }
+           };
 
-             dragOrigin = undefined;
-             targetIndex = undefined;
-           }));
-         }
+           sidebar.showPresetList = function () {
+             inspector.showList();
+           };
 
-         combo.focus = function () {
-           _input.node().focus();
-         };
+           sidebar.show = function (component, element) {
+             featureListWrap.classed('inspector-hidden', true);
+             inspectorWrap.classed('inspector-hidden', true);
+             if (_current) _current.remove();
+             _current = selection.append('div').attr('class', 'sidebar-component').call(component, element);
+           };
 
-         combo.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
-           return combo;
-         };
+           sidebar.hide = function () {
+             featureListWrap.classed('inspector-hidden', false);
+             inspectorWrap.classed('inspector-hidden', true);
+             if (_current) _current.remove();
+             _current = null;
+           };
 
-         function combinedEntityExtent() {
-           return _entityIDs && _entityIDs.length && utilTotalExtent(_entityIDs, context.graph());
-         }
+           sidebar.expand = function (moveMap) {
+             if (selection.classed('collapsed')) {
+               sidebar.toggle(moveMap);
+             }
+           };
 
-         return utilRebind(combo, dispatch$1, 'on');
-       }
+           sidebar.collapse = function (moveMap) {
+             if (!selection.classed('collapsed')) {
+               sidebar.toggle(moveMap);
+             }
+           };
 
-       function uiFieldText(field, context) {
-         var dispatch$1 = dispatch('change');
-         var input = select(null);
-         var outlinkButton = select(null);
-         var _entityIDs = [];
+           sidebar.toggle = function (moveMap) {
+             // Don't allow sidebar to toggle when the user is in the walkthrough.
+             if (context.inIntro()) return;
+             var isCollapsed = selection.classed('collapsed');
+             var isCollapsing = !isCollapsed;
+             var isRTL = _mainLocalizer.textDirection() === 'rtl';
+             var scaleX = isRTL ? 0 : 1;
+             var xMarginProperty = isRTL ? 'margin-right' : 'margin-left';
+             sidebarWidth = selection.node().getBoundingClientRect().width; // switch from % to px
 
-         var _tags;
+             selection.style('width', sidebarWidth + 'px');
+             var startMargin, endMargin, lastMargin;
 
-         var _phoneFormats = {};
+             if (isCollapsing) {
+               startMargin = lastMargin = 0;
+               endMargin = -sidebarWidth;
+             } else {
+               startMargin = lastMargin = -sidebarWidth;
+               endMargin = 0;
+             }
 
-         if (field.type === 'tel') {
-           _mainFileFetcher.get('phone_formats').then(function (d) {
-             _phoneFormats = d;
-             updatePhonePlaceholder();
-           })["catch"](function () {
-             /* ignore */
-           });
-         }
+             if (!isCollapsing) {
+               // unhide the sidebar's content before it transitions onscreen
+               selection.classed('collapsed', isCollapsing);
+             }
 
-         function i(selection) {
-           var entity = _entityIDs.length && context.hasEntity(_entityIDs[0]);
-           var preset = entity && _mainPresetIndex.match(entity, context.graph());
-           var isLocked = preset && preset.suggestion && field.id === 'brand';
-           field.locked(isLocked);
-           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
-           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
-           input = wrap.selectAll('input').data([0]);
-           input = input.enter().append('input').attr('type', field.type === 'identifier' ? 'text' : field.type).attr('id', field.domId).classed(field.type, true).call(utilNoAuto).merge(input);
-           input.classed('disabled', !!isLocked).attr('readonly', isLocked || null).on('input', change(true)).on('blur', change()).on('change', change());
+             selection.transition().style(xMarginProperty, endMargin + 'px').tween('panner', function () {
+               var i = d3_interpolateNumber(startMargin, endMargin);
+               return function (t) {
+                 var dx = lastMargin - Math.round(i(t));
+                 lastMargin = lastMargin - dx;
+                 context.ui().onResize(moveMap ? undefined : [dx * scaleX, 0]);
+               };
+             }).on('end', function () {
+               if (isCollapsing) {
+                 // hide the sidebar's content after it transitions offscreen
+                 selection.classed('collapsed', isCollapsing);
+               } // switch back from px to %
 
-           if (field.type === 'tel') {
-             updatePhonePlaceholder();
-           } else if (field.type === 'number') {
-             var rtl = _mainLocalizer.textDirection() === 'rtl';
-             input.attr('type', 'text');
-             var inc = field.increment;
-             var buttons = wrap.selectAll('.increment, .decrement').data(rtl ? [inc, -inc] : [-inc, inc]);
-             buttons.enter().append('button').attr('class', function (d) {
-               var which = d > 0 ? 'increment' : 'decrement';
-               return 'form-field-button ' + which;
-             }).merge(buttons).on('click', function (d3_event, d) {
-               d3_event.preventDefault();
-               var raw_vals = input.node().value || '0';
-               var vals = raw_vals.split(';');
-               vals = vals.map(function (v) {
-                 var num = parseFloat(v.trim(), 10);
-                 return isFinite(num) ? clamped(num + d) : v.trim();
-               });
-               input.node().value = vals.join(';');
-               change()();
-             });
-           } else if (field.type === 'identifier' && field.urlFormat && field.pattern) {
-             input.attr('type', 'text');
-             outlinkButton = wrap.selectAll('.foreign-id-permalink').data([0]);
-             outlinkButton.enter().append('button').call(svgIcon('#iD-icon-out-link')).attr('class', 'form-field-button foreign-id-permalink').attr('title', function () {
-               var domainResults = /^https?:\/\/(.{1,}?)\//.exec(field.urlFormat);
 
-               if (domainResults.length >= 2 && domainResults[1]) {
-                 var domain = domainResults[1];
-                 return _t('icons.view_on', {
-                   domain: domain
-                 });
+               if (!isCollapsing) {
+                 var containerWidth = container.node().getBoundingClientRect().width;
+                 var widthPct = sidebarWidth / containerWidth * 100;
+                 selection.style(xMarginProperty, null).style('width', widthPct + '%');
                }
+             });
+           }; // toggle the sidebar collapse when double-clicking the resizer
 
-               return '';
-             }).on('click', function (d3_event) {
-               d3_event.preventDefault();
-               var value = validIdentifierValueForLink();
 
-               if (value) {
-                 var url = field.urlFormat.replace(/{value}/, encodeURIComponent(value));
-                 window.open(url, '_blank');
-               }
-             }).merge(outlinkButton);
-           }
-         }
+           resizer.on('dblclick', function (d3_event) {
+             d3_event.preventDefault();
 
-         function updatePhonePlaceholder() {
-           if (input.empty() || !Object.keys(_phoneFormats).length) return;
-           var extent = combinedEntityExtent();
-           var countryCode = extent && iso1A2Code(extent.center());
+             if (d3_event.sourceEvent) {
+               d3_event.sourceEvent.preventDefault();
+             }
 
-           var format = countryCode && _phoneFormats[countryCode.toLowerCase()];
+             sidebar.toggle();
+           }); // ensure hover sidebar is closed when zooming out beyond editable zoom
 
-           if (format) input.attr('placeholder', format);
+           context.map().on('crossEditableZoom.sidebar', function (within) {
+             if (!within && !selection.select('.inspector-hover').empty()) {
+               hover([]);
+             }
+           });
          }
 
-         function validIdentifierValueForLink() {
-           if (field.type === 'identifier' && field.pattern) {
-             var value = utilGetSetValue(input).trim().split(';')[0];
-             return value && value.match(new RegExp(field.pattern));
-           }
+         sidebar.showPresetList = function () {};
 
-           return null;
-         } // clamp number to min/max
+         sidebar.hover = function () {};
 
+         sidebar.hover.cancel = function () {};
 
-         function clamped(num) {
-           if (field.minValue !== undefined) {
-             num = Math.max(num, field.minValue);
-           }
+         sidebar.intersects = function () {};
 
-           if (field.maxValue !== undefined) {
-             num = Math.min(num, field.maxValue);
-           }
+         sidebar.select = function () {};
 
-           return num;
-         }
+         sidebar.show = function () {};
 
-         function change(onInput) {
-           return function () {
-             var t = {};
-             var val = utilGetSetValue(input);
-             if (!onInput) val = context.cleanTagValue(val); // don't override multiple values with blank string
+         sidebar.hide = function () {};
 
-             if (!val && Array.isArray(_tags[field.key])) return;
+         sidebar.expand = function () {};
 
-             if (!onInput) {
-               if (field.type === 'number' && val) {
-                 var vals = val.split(';');
-                 vals = vals.map(function (v) {
-                   var num = parseFloat(v.trim(), 10);
-                   return isFinite(num) ? clamped(num) : v.trim();
-                 });
-                 val = vals.join(';');
-               }
+         sidebar.collapse = function () {};
 
-               utilGetSetValue(input, val);
-             }
+         sidebar.toggle = function () {};
 
-             t[field.key] = val || undefined;
-             dispatch$1.call('change', this, t, onInput);
-           };
-         }
+         return sidebar;
+       }
 
-         i.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
-           return i;
+       function modeDrawArea(context, wayID, startGraph, button) {
+         var mode = {
+           button: button,
+           id: 'draw-area'
          };
+         var behavior = behaviorDrawWay(context, wayID, mode, startGraph).on('rejectedSelfIntersection.modeDrawArea', function () {
+           context.ui().flash.iconName('#iD-icon-no').label(_t.html('self_intersection.error.areas'))();
+         });
+         mode.wayID = wayID;
 
-         i.tags = function (tags) {
-           _tags = tags;
-           var isMixed = Array.isArray(tags[field.key]);
-           utilGetSetValue(input, !isMixed && tags[field.key] ? tags[field.key] : '').attr('title', isMixed ? tags[field.key].filter(Boolean).join('\n') : undefined).attr('placeholder', isMixed ? _t('inspector.multiple_values') : field.placeholder() || _t('inspector.unknown')).classed('mixed', isMixed);
+         mode.enter = function () {
+           context.install(behavior);
+         };
 
-           if (outlinkButton && !outlinkButton.empty()) {
-             var disabled = !validIdentifierValueForLink();
-             outlinkButton.classed('disabled', disabled);
-           }
+         mode.exit = function () {
+           context.uninstall(behavior);
          };
 
-         i.focus = function () {
-           var node = input.node();
-           if (node) node.focus();
+         mode.selectedIDs = function () {
+           return [wayID];
          };
 
-         function combinedEntityExtent() {
-           return _entityIDs && _entityIDs.length && utilTotalExtent(_entityIDs, context.graph());
-         }
+         mode.activeID = function () {
+           return behavior && behavior.activeID() || [];
+         };
 
-         return utilRebind(i, dispatch$1, 'on');
+         return mode;
        }
 
-       function uiFieldAccess(field, context) {
-         var dispatch$1 = dispatch('change');
-         var items = select(null);
-
-         var _tags;
+       function modeAddArea(context, mode) {
+         mode.id = 'add-area';
+         var behavior = behaviorAddWay(context).on('start', start).on('startFromWay', startFromWay).on('startFromNode', startFromNode);
+         var defaultTags = {
+           area: 'yes'
+         };
+         if (mode.preset) defaultTags = mode.preset.setTags(defaultTags, 'area');
 
-         function access(selection) {
-           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
-           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
-           var list = wrap.selectAll('ul').data([0]);
-           list = list.enter().append('ul').attr('class', 'rows').merge(list);
-           items = list.selectAll('li').data(field.keys); // Enter
+         function actionClose(wayId) {
+           return function (graph) {
+             return graph.replace(graph.entity(wayId).close());
+           };
+         }
 
-           var enter = items.enter().append('li').attr('class', function (d) {
-             return 'labeled-input preset-access-' + d;
+         function start(loc) {
+           var startGraph = context.graph();
+           var node = osmNode({
+             loc: loc
            });
-           enter.append('span').attr('class', 'label preset-label-access').attr('for', function (d) {
-             return 'preset-input-access-' + d;
-           }).html(function (d) {
-             return field.t.html('types.' + d);
+           var way = osmWay({
+             tags: defaultTags
            });
-           enter.append('div').attr('class', 'preset-input-access-wrap').append('input').attr('type', 'text').attr('class', function (d) {
-             return 'preset-input-access preset-input-access-' + d;
-           }).call(utilNoAuto).each(function (d) {
-             select(this).call(uiCombobox(context, 'access-' + d).data(access.options(d)));
-           }); // Update
-
-           items = items.merge(enter);
-           wrap.selectAll('.preset-input-access').on('change', change).on('blur', change);
+           context.perform(actionAddEntity(node), actionAddEntity(way), actionAddVertex(way.id, node.id), actionClose(way.id));
+           context.enter(modeDrawArea(context, way.id, startGraph, mode.button));
          }
 
-         function change(d3_event, d) {
-           var tag = {};
-           var value = context.cleanTagValue(utilGetSetValue(select(this))); // don't override multiple values with blank string
-
-           if (!value && typeof _tags[d] !== 'string') return;
-           tag[d] = value || undefined;
-           dispatch$1.call('change', this, tag);
+         function startFromWay(loc, edge) {
+           var startGraph = context.graph();
+           var node = osmNode({
+             loc: loc
+           });
+           var way = osmWay({
+             tags: defaultTags
+           });
+           context.perform(actionAddEntity(node), actionAddEntity(way), actionAddVertex(way.id, node.id), actionClose(way.id), actionAddMidpoint({
+             loc: loc,
+             edge: edge
+           }, node));
+           context.enter(modeDrawArea(context, way.id, startGraph, mode.button));
          }
 
-         access.options = function (type) {
-           var options = ['no', 'permissive', 'private', 'permit', 'destination'];
-
-           if (type !== 'access') {
-             options.unshift('yes');
-             options.push('designated');
-
-             if (type === 'bicycle') {
-               options.push('dismount');
-             }
-           }
-
-           return options.map(function (option) {
-             return {
-               title: field.t('options.' + option + '.description'),
-               value: option
-             };
+         function startFromNode(node) {
+           var startGraph = context.graph();
+           var way = osmWay({
+             tags: defaultTags
            });
-         };
+           context.perform(actionAddEntity(way), actionAddVertex(way.id, node.id), actionClose(way.id));
+           context.enter(modeDrawArea(context, way.id, startGraph, mode.button));
+         }
 
-         var placeholdersByHighway = {
-           footway: {
-             foot: 'designated',
-             motor_vehicle: 'no'
-           },
-           steps: {
-             foot: 'yes',
-             motor_vehicle: 'no',
-             bicycle: 'no',
-             horse: 'no'
-           },
-           pedestrian: {
-             foot: 'yes',
-             motor_vehicle: 'no'
-           },
-           cycleway: {
-             motor_vehicle: 'no',
-             bicycle: 'designated'
-           },
-           bridleway: {
-             motor_vehicle: 'no',
-             horse: 'designated'
-           },
-           path: {
-             foot: 'yes',
-             motor_vehicle: 'no',
-             bicycle: 'yes',
-             horse: 'yes'
-           },
-           motorway: {
-             foot: 'no',
-             motor_vehicle: 'yes',
-             bicycle: 'no',
-             horse: 'no'
-           },
-           trunk: {
-             motor_vehicle: 'yes'
-           },
-           primary: {
-             foot: 'yes',
-             motor_vehicle: 'yes',
-             bicycle: 'yes',
-             horse: 'yes'
-           },
-           secondary: {
-             foot: 'yes',
-             motor_vehicle: 'yes',
-             bicycle: 'yes',
-             horse: 'yes'
-           },
-           tertiary: {
-             foot: 'yes',
-             motor_vehicle: 'yes',
-             bicycle: 'yes',
-             horse: 'yes'
-           },
-           residential: {
-             foot: 'yes',
-             motor_vehicle: 'yes',
-             bicycle: 'yes',
-             horse: 'yes'
-           },
-           unclassified: {
-             foot: 'yes',
-             motor_vehicle: 'yes',
-             bicycle: 'yes',
-             horse: 'yes'
-           },
-           service: {
-             foot: 'yes',
-             motor_vehicle: 'yes',
-             bicycle: 'yes',
-             horse: 'yes'
-           },
-           motorway_link: {
-             foot: 'no',
-             motor_vehicle: 'yes',
-             bicycle: 'no',
-             horse: 'no'
-           },
-           trunk_link: {
-             motor_vehicle: 'yes'
-           },
-           primary_link: {
-             foot: 'yes',
-             motor_vehicle: 'yes',
-             bicycle: 'yes',
-             horse: 'yes'
-           },
-           secondary_link: {
-             foot: 'yes',
-             motor_vehicle: 'yes',
-             bicycle: 'yes',
-             horse: 'yes'
-           },
-           tertiary_link: {
-             foot: 'yes',
-             motor_vehicle: 'yes',
-             bicycle: 'yes',
-             horse: 'yes'
-           }
+         mode.enter = function () {
+           context.install(behavior);
          };
 
-         access.tags = function (tags) {
-           _tags = tags;
-           utilGetSetValue(items.selectAll('.preset-input-access'), function (d) {
-             return typeof tags[d] === 'string' ? tags[d] : '';
-           }).classed('mixed', function (d) {
-             return tags[d] && Array.isArray(tags[d]);
-           }).attr('title', function (d) {
-             return tags[d] && Array.isArray(tags[d]) && tags[d].filter(Boolean).join('\n');
-           }).attr('placeholder', function (d) {
-             if (tags[d] && Array.isArray(tags[d])) {
-               return _t('inspector.multiple_values');
-             }
+         mode.exit = function () {
+           context.uninstall(behavior);
+         };
 
-             if (d === 'access') {
-               return 'yes';
-             }
+         return mode;
+       }
 
-             if (tags.access && typeof tags.access === 'string') {
-               return tags.access;
-             }
+       function modeAddLine(context, mode) {
+         mode.id = 'add-line';
+         var behavior = behaviorAddWay(context).on('start', start).on('startFromWay', startFromWay).on('startFromNode', startFromNode);
+         var defaultTags = {};
+         if (mode.preset) defaultTags = mode.preset.setTags(defaultTags, 'line');
 
-             if (tags.highway) {
-               if (typeof tags.highway === 'string') {
-                 if (placeholdersByHighway[tags.highway] && placeholdersByHighway[tags.highway][d]) {
-                   return placeholdersByHighway[tags.highway][d];
-                 }
-               } else {
-                 var impliedAccesses = tags.highway.filter(Boolean).map(function (highwayVal) {
-                   return placeholdersByHighway[highwayVal] && placeholdersByHighway[highwayVal][d];
-                 }).filter(Boolean);
+         function start(loc) {
+           var startGraph = context.graph();
+           var node = osmNode({
+             loc: loc
+           });
+           var way = osmWay({
+             tags: defaultTags
+           });
+           context.perform(actionAddEntity(node), actionAddEntity(way), actionAddVertex(way.id, node.id));
+           context.enter(modeDrawLine(context, way.id, startGraph, mode.button));
+         }
 
-                 if (impliedAccesses.length === tags.highway.length && new Set(impliedAccesses).size === 1) {
-                   // if all the highway values have the same implied access for this type then use that
-                   return impliedAccesses[0];
-                 }
-               }
-             }
+         function startFromWay(loc, edge) {
+           var startGraph = context.graph();
+           var node = osmNode({
+             loc: loc
+           });
+           var way = osmWay({
+             tags: defaultTags
+           });
+           context.perform(actionAddEntity(node), actionAddEntity(way), actionAddVertex(way.id, node.id), actionAddMidpoint({
+             loc: loc,
+             edge: edge
+           }, node));
+           context.enter(modeDrawLine(context, way.id, startGraph, mode.button));
+         }
 
-             return field.placeholder();
+         function startFromNode(node) {
+           var startGraph = context.graph();
+           var way = osmWay({
+             tags: defaultTags
            });
+           context.perform(actionAddEntity(way), actionAddVertex(way.id, node.id));
+           context.enter(modeDrawLine(context, way.id, startGraph, mode.button));
+         }
+
+         mode.enter = function () {
+           context.install(behavior);
          };
 
-         access.focus = function () {
-           items.selectAll('.preset-input-access').node().focus();
+         mode.exit = function () {
+           context.uninstall(behavior);
          };
 
-         return utilRebind(access, dispatch$1, 'on');
+         return mode;
        }
 
-       function uiFieldAddress(field, context) {
-         var dispatch$1 = dispatch('change');
-
-         var _selection = select(null);
-
-         var _wrap = select(null);
+       function modeAddPoint(context, mode) {
+         mode.id = 'add-point';
+         var behavior = behaviorDraw(context).on('click', add).on('clickWay', addWay).on('clickNode', addNode).on('cancel', cancel).on('finish', cancel);
+         var defaultTags = {};
+         if (mode.preset) defaultTags = mode.preset.setTags(defaultTags, 'point');
 
-         var addrField = _mainPresetIndex.field('address'); // needed for placeholder strings
+         function add(loc) {
+           var node = osmNode({
+             loc: loc,
+             tags: defaultTags
+           });
+           context.perform(actionAddEntity(node), _t('operations.add.annotation.point'));
+           enterSelectMode(node);
+         }
 
-         var _entityIDs = [];
+         function addWay(loc, edge) {
+           var node = osmNode({
+             tags: defaultTags
+           });
+           context.perform(actionAddMidpoint({
+             loc: loc,
+             edge: edge
+           }, node), _t('operations.add.annotation.vertex'));
+           enterSelectMode(node);
+         }
 
-         var _tags;
+         function enterSelectMode(node) {
+           context.enter(modeSelect(context, [node.id]).newFeature(true));
+         }
 
-         var _countryCode;
+         function addNode(node) {
+           if (Object.keys(defaultTags).length === 0) {
+             enterSelectMode(node);
+             return;
+           }
 
-         var _addressFormats = [{
-           format: [['housenumber', 'street'], ['city', 'postcode']]
-         }];
-         _mainFileFetcher.get('address_formats').then(function (d) {
-           _addressFormats = d;
+           var tags = Object.assign({}, node.tags); // shallow copy
 
-           if (!_selection.empty()) {
-             _selection.call(address);
+           for (var key in defaultTags) {
+             tags[key] = defaultTags[key];
            }
-         })["catch"](function () {
-           /* ignore */
-         });
 
-         function getNearStreets() {
-           var extent = combinedEntityExtent();
-           var l = extent.center();
-           var box = geoExtent(l).padByMeters(200);
-           var streets = context.history().intersects(box).filter(isAddressable).map(function (d) {
-             var loc = context.projection([(extent[0][0] + extent[1][0]) / 2, (extent[0][1] + extent[1][1]) / 2]);
-             var choice = geoChooseEdge(context.graph().childNodes(d), loc, context.projection);
-             return {
-               title: d.tags.name,
-               value: d.tags.name,
-               dist: choice.distance
-             };
-           }).sort(function (a, b) {
-             return a.dist - b.dist;
-           });
-           return utilArrayUniqBy(streets, 'value');
+           context.perform(actionChangeTags(node.id, tags), _t('operations.add.annotation.point'));
+           enterSelectMode(node);
+         }
 
-           function isAddressable(d) {
-             return d.tags.highway && d.tags.name && d.type === 'way';
-           }
+         function cancel() {
+           context.enter(modeBrowse(context));
          }
 
-         function getNearCities() {
-           var extent = combinedEntityExtent();
-           var l = extent.center();
-           var box = geoExtent(l).padByMeters(200);
-           var cities = context.history().intersects(box).filter(isAddressable).map(function (d) {
-             return {
-               title: d.tags['addr:city'] || d.tags.name,
-               value: d.tags['addr:city'] || d.tags.name,
-               dist: geoSphericalDistance(d.extent(context.graph()).center(), l)
-             };
-           }).sort(function (a, b) {
-             return a.dist - b.dist;
-           });
-           return utilArrayUniqBy(cities, 'value');
+         mode.enter = function () {
+           context.install(behavior);
+         };
 
-           function isAddressable(d) {
-             if (d.tags.name) {
-               if (d.tags.admin_level === '8' && d.tags.boundary === 'administrative') return true;
-               if (d.tags.border_type === 'city') return true;
-               if (d.tags.place === 'city' || d.tags.place === 'town' || d.tags.place === 'village') return true;
-             }
+         mode.exit = function () {
+           context.uninstall(behavior);
+         };
 
-             if (d.tags['addr:city']) return true;
-             return false;
-           }
-         }
+         return mode;
+       }
 
-         function getNearValues(key) {
-           var extent = combinedEntityExtent();
-           var l = extent.center();
-           var box = geoExtent(l).padByMeters(200);
-           var results = context.history().intersects(box).filter(function hasTag(d) {
-             return _entityIDs.indexOf(d.id) === -1 && d.tags[key];
-           }).map(function (d) {
-             return {
-               title: d.tags[key],
-               value: d.tags[key],
-               dist: geoSphericalDistance(d.extent(context.graph()).center(), l)
-             };
-           }).sort(function (a, b) {
-             return a.dist - b.dist;
-           });
-           return utilArrayUniqBy(results, 'value');
-         }
+       function modeSelectNote(context, selectedNoteID) {
+         var mode = {
+           id: 'select-note',
+           button: 'browse'
+         };
 
-         function updateForCountryCode() {
-           if (!_countryCode) return;
-           var addressFormat;
+         var _keybinding = utilKeybinding('select-note');
 
-           for (var i = 0; i < _addressFormats.length; i++) {
-             var format = _addressFormats[i];
+         var _noteEditor = uiNoteEditor(context).on('change', function () {
+           context.map().pan([0, 0]); // trigger a redraw
 
-             if (!format.countryCodes) {
-               addressFormat = format; // choose the default format, keep going
-             } else if (format.countryCodes.indexOf(_countryCode) !== -1) {
-               addressFormat = format; // choose the country format, stop here
+           var note = checkSelectedID();
+           if (!note) return;
+           context.ui().sidebar.show(_noteEditor.note(note));
+         });
 
-               break;
-             }
-           }
+         var _behaviors = [behaviorBreathe(), behaviorHover(context), behaviorSelect(context), behaviorLasso(context), modeDragNode(context).behavior, modeDragNote(context).behavior];
+         var _newFeature = false;
 
-           var dropdowns = addressFormat.dropdowns || ['city', 'county', 'country', 'district', 'hamlet', 'neighbourhood', 'place', 'postcode', 'province', 'quarter', 'state', 'street', 'subdistrict', 'suburb'];
-           var widths = addressFormat.widths || {
-             housenumber: 1 / 3,
-             street: 2 / 3,
-             city: 2 / 3,
-             state: 1 / 4,
-             postcode: 1 / 3
-           };
+         function checkSelectedID() {
+           if (!services.osm) return;
+           var note = services.osm.getNote(selectedNoteID);
 
-           function row(r) {
-             // Normalize widths.
-             var total = r.reduce(function (sum, key) {
-               return sum + (widths[key] || 0.5);
-             }, 0);
-             return r.map(function (key) {
-               return {
-                 id: key,
-                 width: (widths[key] || 0.5) / total
-               };
-             });
+           if (!note) {
+             context.enter(modeBrowse(context));
            }
 
-           var rows = _wrap.selectAll('.addr-row').data(addressFormat.format, function (d) {
-             return d.toString();
-           });
+           return note;
+         } // class the note as selected, or return to browse mode if the note is gone
 
-           rows.exit().remove();
-           rows.enter().append('div').attr('class', 'addr-row').selectAll('input').data(row).enter().append('input').property('type', 'text').call(updatePlaceholder).attr('class', function (d) {
-             return 'addr-' + d.id;
-           }).call(utilNoAuto).each(addDropdown).style('width', function (d) {
-             return d.width * 100 + '%';
-           });
 
-           function addDropdown(d) {
-             if (dropdowns.indexOf(d.id) === -1) return; // not a dropdown
+         function selectNote(d3_event, drawn) {
+           if (!checkSelectedID()) return;
+           var selection = context.surface().selectAll('.layer-notes .note-' + selectedNoteID);
 
-             var nearValues = d.id === 'street' ? getNearStreets : d.id === 'city' ? getNearCities : getNearValues;
-             select(this).call(uiCombobox(context, 'address-' + d.id).minItems(1).caseSensitive(true).fetcher(function (value, callback) {
-               callback(nearValues('addr:' + d.id));
-             }));
+           if (selection.empty()) {
+             // Return to browse mode if selected DOM elements have
+             // disappeared because the user moved them out of view..
+             var source = d3_event && d3_event.type === 'zoom' && d3_event.sourceEvent;
+
+             if (drawn && source && (source.type === 'pointermove' || source.type === 'mousemove' || source.type === 'touchmove')) {
+               context.enter(modeBrowse(context));
+             }
+           } else {
+             selection.classed('selected', true);
+             context.selectedNoteID(selectedNoteID);
            }
+         }
 
-           _wrap.selectAll('input').on('blur', change()).on('change', change());
+         function esc() {
+           if (context.container().select('.combobox').size()) return;
+           context.enter(modeBrowse(context));
+         }
 
-           _wrap.selectAll('input:not(.combobox-input)').on('input', change(true));
+         mode.zoomToSelected = function () {
+           if (!services.osm) return;
+           var note = services.osm.getNote(selectedNoteID);
 
-           if (_tags) updateTags(_tags);
-         }
+           if (note) {
+             context.map().centerZoomEase(note.loc, 20);
+           }
+         };
 
-         function address(selection) {
-           _selection = selection;
-           _wrap = selection.selectAll('.form-field-input-wrap').data([0]);
-           _wrap = _wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(_wrap);
-           var extent = combinedEntityExtent();
+         mode.newFeature = function (val) {
+           if (!arguments.length) return _newFeature;
+           _newFeature = val;
+           return mode;
+         };
 
-           if (extent) {
-             var countryCode;
+         mode.enter = function () {
+           var note = checkSelectedID();
+           if (!note) return;
 
-             if (context.inIntro()) {
-               // localize the address format for the walkthrough
-               countryCode = _t('intro.graph.countrycode');
-             } else {
-               var center = extent.center();
-               countryCode = iso1A2Code(center);
-             }
+           _behaviors.forEach(context.install);
 
-             if (countryCode) {
-               _countryCode = countryCode.toLowerCase();
-               updateForCountryCode();
-             }
-           }
-         }
+           _keybinding.on(_t('inspector.zoom_to.key'), mode.zoomToSelected).on('⎋', esc, true);
 
-         function change(onInput) {
-           return function () {
-             var tags = {};
+           select(document).call(_keybinding);
+           selectNote();
+           var sidebar = context.ui().sidebar;
+           sidebar.show(_noteEditor.note(note).newNote(_newFeature)); // expand the sidebar, avoid obscuring the note if needed
 
-             _wrap.selectAll('input').each(function (subfield) {
-               var key = field.key + ':' + subfield.id;
-               var value = this.value;
-               if (!onInput) value = context.cleanTagValue(value); // don't override multiple values with blank string
+           sidebar.expand(sidebar.intersects(note.extent()));
+           context.map().on('drawn.select', selectNote);
+         };
 
-               if (Array.isArray(_tags[key]) && !value) return;
-               tags[key] = value || undefined;
-             });
+         mode.exit = function () {
+           _behaviors.forEach(context.uninstall);
 
-             dispatch$1.call('change', this, tags, onInput);
-           };
-         }
+           select(document).call(_keybinding.unbind);
+           context.surface().selectAll('.layer-notes .selected').classed('selected hover', false);
+           context.map().on('drawn.select', null);
+           context.ui().sidebar.hide();
+           context.selectedNoteID(null);
+         };
 
-         function updatePlaceholder(inputSelection) {
-           return inputSelection.attr('placeholder', function (subfield) {
-             if (_tags && Array.isArray(_tags[field.key + ':' + subfield.id])) {
-               return _t('inspector.multiple_values');
-             }
+         return mode;
+       }
 
-             if (_countryCode) {
-               var localkey = subfield.id + '!' + _countryCode;
-               var tkey = addrField.strings.placeholders[localkey] ? localkey : subfield.id;
-               return addrField.t('placeholders.' + tkey);
-             }
+       function modeAddNote(context) {
+         var mode = {
+           id: 'add-note',
+           button: 'note',
+           description: _t.html('modes.add_note.description'),
+           key: _t('modes.add_note.key')
+         };
+         var behavior = behaviorDraw(context).on('click', add).on('cancel', cancel).on('finish', cancel);
+
+         function add(loc) {
+           var osm = services.osm;
+           if (!osm) return;
+           var note = osmNote({
+             loc: loc,
+             status: 'open',
+             comments: []
            });
-         }
+           osm.replaceNote(note); // force a reraw (there is no history change that would otherwise do this)
 
-         function updateTags(tags) {
-           utilGetSetValue(_wrap.selectAll('input'), function (subfield) {
-             var val = tags[field.key + ':' + subfield.id];
-             return typeof val === 'string' ? val : '';
-           }).attr('title', function (subfield) {
-             var val = tags[field.key + ':' + subfield.id];
-             return val && Array.isArray(val) && val.filter(Boolean).join('\n');
-           }).classed('mixed', function (subfield) {
-             return Array.isArray(tags[field.key + ':' + subfield.id]);
-           }).call(updatePlaceholder);
+           context.map().pan([0, 0]);
+           context.selectedNoteID(note.id).enter(modeSelectNote(context, note.id).newFeature(true));
          }
 
-         function combinedEntityExtent() {
-           return _entityIDs && _entityIDs.length && utilTotalExtent(_entityIDs, context.graph());
+         function cancel() {
+           context.enter(modeBrowse(context));
          }
 
-         address.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
-           return address;
+         mode.enter = function () {
+           context.install(behavior);
          };
 
-         address.tags = function (tags) {
-           _tags = tags;
-           updateTags(tags);
+         mode.exit = function () {
+           context.uninstall(behavior);
          };
 
-         address.focus = function () {
-           var node = _wrap.selectAll('input').node();
+         return mode;
+       }
 
-           if (node) node.focus();
+       function modeSave(context) {
+         var mode = {
+           id: 'save'
          };
+         var keybinding = utilKeybinding('modeSave');
+         var commit = uiCommit(context).on('cancel', cancel);
 
-         return utilRebind(address, dispatch$1, 'on');
-       }
+         var _conflictsUi; // uiConflicts
 
-       function uiFieldCycleway(field, context) {
-         var dispatch$1 = dispatch('change');
-         var items = select(null);
-         var wrap = select(null);
 
-         var _tags;
+         var _location;
 
-         function cycleway(selection) {
-           function stripcolon(s) {
-             return s.replace(':', '');
-           }
+         var _success;
 
-           wrap = selection.selectAll('.form-field-input-wrap').data([0]);
-           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
-           var div = wrap.selectAll('ul').data([0]);
-           div = div.enter().append('ul').attr('class', 'rows').merge(div);
-           var keys = ['cycleway:left', 'cycleway:right'];
-           items = div.selectAll('li').data(keys);
-           var enter = items.enter().append('li').attr('class', function (d) {
-             return 'labeled-input preset-cycleway-' + stripcolon(d);
+         var uploader = context.uploader().on('saveStarted.modeSave', function () {
+           keybindingOff();
+         }) // fire off some async work that we want to be ready later
+         .on('willAttemptUpload.modeSave', prepareForSuccess).on('progressChanged.modeSave', showProgress).on('resultNoChanges.modeSave', function () {
+           cancel();
+         }).on('resultErrors.modeSave', showErrors).on('resultConflicts.modeSave', showConflicts).on('resultSuccess.modeSave', showSuccess);
+
+         function cancel() {
+           context.enter(modeBrowse(context));
+         }
+
+         function showProgress(num, total) {
+           var modal = context.container().select('.loading-modal .modal-section');
+           var progress = modal.selectAll('.progress').data([0]); // enter/update
+
+           progress.enter().append('div').attr('class', 'progress').merge(progress).text(_t('save.conflict_progress', {
+             num: num,
+             total: total
+           }));
+         }
+
+         function showConflicts(changeset, conflicts, origChanges) {
+           var selection = context.container().select('.sidebar').append('div').attr('class', 'sidebar-component');
+           context.container().selectAll('.main-content').classed('active', true).classed('inactive', false);
+           _conflictsUi = uiConflicts(context).conflictList(conflicts).origChanges(origChanges).on('cancel', function () {
+             context.container().selectAll('.main-content').classed('active', false).classed('inactive', true);
+             selection.remove();
+             keybindingOn();
+             uploader.cancelConflictResolution();
+           }).on('save', function () {
+             context.container().selectAll('.main-content').classed('active', false).classed('inactive', true);
+             selection.remove();
+             uploader.processResolvedConflicts(changeset);
            });
-           enter.append('span').attr('class', 'label preset-label-cycleway').attr('for', function (d) {
-             return 'preset-input-cycleway-' + stripcolon(d);
-           }).html(function (d) {
-             return field.t.html('types.' + d);
+           selection.call(_conflictsUi);
+         }
+
+         function showErrors(errors) {
+           keybindingOn();
+           var selection = uiConfirm(context.container());
+           selection.select('.modal-section.header').append('h3').text(_t('save.error'));
+           addErrors(selection, errors);
+           selection.okButton();
+         }
+
+         function addErrors(selection, data) {
+           var message = selection.select('.modal-section.message-text');
+           var items = message.selectAll('.error-container').data(data);
+           var enter = items.enter().append('div').attr('class', 'error-container');
+           enter.append('a').attr('class', 'error-description').attr('href', '#').classed('hide-toggle', true).text(function (d) {
+             return d.msg || _t('save.unknown_error_details');
+           }).on('click', function (d3_event) {
+             d3_event.preventDefault();
+             var error = select(this);
+             var detail = select(this.nextElementSibling);
+             var exp = error.classed('expanded');
+             detail.style('display', exp ? 'none' : 'block');
+             error.classed('expanded', !exp);
            });
-           enter.append('div').attr('class', 'preset-input-cycleway-wrap').append('input').attr('type', 'text').attr('class', function (d) {
-             return 'preset-input-cycleway preset-input-' + stripcolon(d);
-           }).call(utilNoAuto).each(function (d) {
-             select(this).call(uiCombobox(context, 'cycleway-' + stripcolon(d)).data(cycleway.options(d)));
+           var details = enter.append('div').attr('class', 'error-detail-container').style('display', 'none');
+           details.append('ul').attr('class', 'error-detail-list').selectAll('li').data(function (d) {
+             return d.details || [];
+           }).enter().append('li').attr('class', 'error-detail-item').text(function (d) {
+             return d;
            });
-           items = items.merge(enter); // Update
+           items.exit().remove();
+         }
 
-           wrap.selectAll('.preset-input-cycleway').on('change', change).on('blur', change);
+         function showSuccess(changeset) {
+           commit.reset();
+
+           var ui = _success.changeset(changeset).location(_location).on('cancel', function () {
+             context.ui().sidebar.hide();
+           });
+
+           context.enter(modeBrowse(context).sidebar(ui));
+         }
+
+         function keybindingOn() {
+           select(document).call(keybinding.on('⎋', cancel, true));
+         }
+
+         function keybindingOff() {
+           select(document).call(keybinding.unbind);
+         } // Reverse geocode current map location so we can display a message on
+         // the success screen like "Thank you for editing around place, region."
+
+
+         function prepareForSuccess() {
+           _success = uiSuccess(context);
+           _location = null;
+           if (!services.geocoder) return;
+           services.geocoder.reverse(context.map().center(), function (err, result) {
+             if (err || !result || !result.address) return;
+             var addr = result.address;
+             var place = addr && (addr.town || addr.city || addr.county) || '';
+             var region = addr && (addr.state || addr.country) || '';
+             var separator = place && region ? _t('success.thank_you_where.separator') : '';
+             _location = _t('success.thank_you_where.format', {
+               place: place,
+               separator: separator,
+               region: region
+             });
+           });
          }
 
-         function change(d3_event, key) {
-           var newValue = context.cleanTagValue(utilGetSetValue(select(this))); // don't override multiple values with blank string
+         mode.selectedIDs = function () {
+           return _conflictsUi ? _conflictsUi.shownEntityIds() : [];
+         };
 
-           if (!newValue && (Array.isArray(_tags.cycleway) || Array.isArray(_tags[key]))) return;
+         mode.enter = function () {
+           // Show sidebar
+           context.ui().sidebar.expand();
 
-           if (newValue === 'none' || newValue === '') {
-             newValue = undefined;
+           function done() {
+             context.ui().sidebar.show(commit);
            }
 
-           var otherKey = key === 'cycleway:left' ? 'cycleway:right' : 'cycleway:left';
-           var otherValue = typeof _tags.cycleway === 'string' ? _tags.cycleway : _tags[otherKey];
-
-           if (otherValue && Array.isArray(otherValue)) {
-             // we must always have an explicit value for comparison
-             otherValue = otherValue[0];
-           }
+           keybindingOn();
+           context.container().selectAll('.main-content').classed('active', false).classed('inactive', true);
+           var osm = context.connection();
 
-           if (otherValue === 'none' || otherValue === '') {
-             otherValue = undefined;
+           if (!osm) {
+             cancel();
+             return;
            }
 
-           var tag = {}; // If the left and right tags match, use the cycleway tag to tag both
-           // sides the same way
-
-           if (newValue === otherValue) {
-             tag = {
-               cycleway: newValue,
-               'cycleway:left': undefined,
-               'cycleway:right': undefined
-             };
+           if (osm.authenticated()) {
+             done();
            } else {
-             // Always set both left and right as changing one can affect the other
-             tag = {
-               cycleway: undefined
-             };
-             tag[key] = newValue;
-             tag[otherKey] = otherValue;
+             osm.authenticate(function (err) {
+               if (err) {
+                 cancel();
+               } else {
+                 done();
+               }
+             });
            }
-
-           dispatch$1.call('change', this, tag);
-         }
-
-         cycleway.options = function () {
-           return Object.keys(field.strings.options).map(function (option) {
-             return {
-               title: field.t('options.' + option + '.description'),
-               value: option
-             };
-           });
          };
 
-         cycleway.tags = function (tags) {
-           _tags = tags; // If cycleway is set, use that instead of individual values
+         mode.exit = function () {
+           keybindingOff();
+           context.container().selectAll('.main-content').classed('active', true).classed('inactive', false);
+           context.ui().sidebar.hide();
+         };
 
-           var commonValue = typeof tags.cycleway === 'string' && tags.cycleway;
-           utilGetSetValue(items.selectAll('.preset-input-cycleway'), function (d) {
-             if (commonValue) return commonValue;
-             return !tags.cycleway && typeof tags[d] === 'string' ? tags[d] : '';
-           }).attr('title', function (d) {
-             if (Array.isArray(tags.cycleway) || Array.isArray(tags[d])) {
-               var vals = [];
+         return mode;
+       }
 
-               if (Array.isArray(tags.cycleway)) {
-                 vals = vals.concat(tags.cycleway);
-               }
+       function modeSelectError(context, selectedErrorID, selectedErrorService) {
+         var mode = {
+           id: 'select-error',
+           button: 'browse'
+         };
+         var keybinding = utilKeybinding('select-error');
+         var errorService = services[selectedErrorService];
+         var errorEditor;
 
-               if (Array.isArray(tags[d])) {
-                 vals = vals.concat(tags[d]);
-               }
+         switch (selectedErrorService) {
+           case 'improveOSM':
+             errorEditor = uiImproveOsmEditor(context).on('change', function () {
+               context.map().pan([0, 0]); // trigger a redraw
 
-               return vals.filter(Boolean).join('\n');
-             }
+               var error = checkSelectedID();
+               if (!error) return;
+               context.ui().sidebar.show(errorEditor.error(error));
+             });
+             break;
 
-             return null;
-           }).attr('placeholder', function (d) {
-             if (Array.isArray(tags.cycleway) || Array.isArray(tags[d])) {
-               return _t('inspector.multiple_values');
-             }
+           case 'keepRight':
+             errorEditor = uiKeepRightEditor(context).on('change', function () {
+               context.map().pan([0, 0]); // trigger a redraw
 
-             return field.placeholder();
-           }).classed('mixed', function (d) {
-             return Array.isArray(tags.cycleway) || Array.isArray(tags[d]);
-           });
-         };
+               var error = checkSelectedID();
+               if (!error) return;
+               context.ui().sidebar.show(errorEditor.error(error));
+             });
+             break;
 
-         cycleway.focus = function () {
-           var node = wrap.selectAll('input').node();
-           if (node) node.focus();
-         };
+           case 'osmose':
+             errorEditor = uiOsmoseEditor(context).on('change', function () {
+               context.map().pan([0, 0]); // trigger a redraw
 
-         return utilRebind(cycleway, dispatch$1, 'on');
-       }
+               var error = checkSelectedID();
+               if (!error) return;
+               context.ui().sidebar.show(errorEditor.error(error));
+             });
+             break;
+         }
 
-       function uiFieldLanes(field, context) {
-         var dispatch$1 = dispatch('change');
-         var LANE_WIDTH = 40;
-         var LANE_HEIGHT = 200;
-         var _entityIDs = [];
+         var behaviors = [behaviorBreathe(), behaviorHover(context), behaviorSelect(context), behaviorLasso(context), modeDragNode(context).behavior, modeDragNote(context).behavior];
 
-         function lanes(selection) {
-           var lanesData = context.entity(_entityIDs[0]).lanes();
+         function checkSelectedID() {
+           if (!errorService) return;
+           var error = errorService.getError(selectedErrorID);
 
-           if (!context.container().select('.inspector-wrap.inspector-hidden').empty() || !selection.node().parentNode) {
-             selection.call(lanes.off);
-             return;
+           if (!error) {
+             context.enter(modeBrowse(context));
            }
 
-           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
-           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
-           var surface = wrap.selectAll('.surface').data([0]);
-           var d = utilGetDimensions(wrap);
-           var freeSpace = d[0] - lanesData.lanes.length * LANE_WIDTH * 1.5 + LANE_WIDTH * 0.5;
-           surface = surface.enter().append('svg').attr('width', d[0]).attr('height', 300).attr('class', 'surface').merge(surface);
-           var lanesSelection = surface.selectAll('.lanes').data([0]);
-           lanesSelection = lanesSelection.enter().append('g').attr('class', 'lanes').merge(lanesSelection);
-           lanesSelection.attr('transform', function () {
-             return 'translate(' + freeSpace / 2 + ', 0)';
-           });
-           var lane = lanesSelection.selectAll('.lane').data(lanesData.lanes);
-           lane.exit().remove();
-           var enter = lane.enter().append('g').attr('class', 'lane');
-           enter.append('g').append('rect').attr('y', 50).attr('width', LANE_WIDTH).attr('height', LANE_HEIGHT);
-           enter.append('g').attr('class', 'forward').append('text').attr('y', 40).attr('x', 14).html('▲');
-           enter.append('g').attr('class', 'bothways').append('text').attr('y', 40).attr('x', 14).html('▲▼');
-           enter.append('g').attr('class', 'backward').append('text').attr('y', 40).attr('x', 14).html('▼');
-           lane = lane.merge(enter);
-           lane.attr('transform', function (d) {
-             return 'translate(' + LANE_WIDTH * d.index * 1.5 + ', 0)';
-           });
-           lane.select('.forward').style('visibility', function (d) {
-             return d.direction === 'forward' ? 'visible' : 'hidden';
-           });
-           lane.select('.bothways').style('visibility', function (d) {
-             return d.direction === 'bothways' ? 'visible' : 'hidden';
-           });
-           lane.select('.backward').style('visibility', function (d) {
-             return d.direction === 'backward' ? 'visible' : 'hidden';
-           });
+           return error;
          }
 
-         lanes.entityIDs = function (val) {
-           _entityIDs = val;
+         mode.zoomToSelected = function () {
+           if (!errorService) return;
+           var error = errorService.getError(selectedErrorID);
+
+           if (error) {
+             context.map().centerZoomEase(error.loc, 20);
+           }
          };
 
-         lanes.tags = function () {};
+         mode.enter = function () {
+           var error = checkSelectedID();
+           if (!error) return;
+           behaviors.forEach(context.install);
+           keybinding.on(_t('inspector.zoom_to.key'), mode.zoomToSelected).on('⎋', esc, true);
+           select(document).call(keybinding);
+           selectError();
+           var sidebar = context.ui().sidebar;
+           sidebar.show(errorEditor.error(error));
+           context.map().on('drawn.select-error', selectError); // class the error as selected, or return to browse mode if the error is gone
 
-         lanes.focus = function () {};
+           function selectError(d3_event, drawn) {
+             if (!checkSelectedID()) return;
+             var selection = context.surface().selectAll('.itemId-' + selectedErrorID + '.' + selectedErrorService);
 
-         lanes.off = function () {};
+             if (selection.empty()) {
+               // Return to browse mode if selected DOM elements have
+               // disappeared because the user moved them out of view..
+               var source = d3_event && d3_event.type === 'zoom' && d3_event.sourceEvent;
+
+               if (drawn && source && (source.type === 'pointermove' || source.type === 'mousemove' || source.type === 'touchmove')) {
+                 context.enter(modeBrowse(context));
+               }
+             } else {
+               selection.classed('selected', true);
+               context.selectedErrorID(selectedErrorID);
+             }
+           }
+
+           function esc() {
+             if (context.container().select('.combobox').size()) return;
+             context.enter(modeBrowse(context));
+           }
+         };
+
+         mode.exit = function () {
+           behaviors.forEach(context.uninstall);
+           select(document).call(keybinding.unbind);
+           context.surface().selectAll('.qaItem.selected').classed('selected hover', false);
+           context.map().on('drawn.select-error', null);
+           context.ui().sidebar.hide();
+           context.selectedErrorID(null);
+           context.features().forceVisible([]);
+         };
 
-         return utilRebind(lanes, dispatch$1, 'on');
+         return mode;
        }
-       uiFieldLanes.supportsMultiselection = false;
 
-       var _languagesArray = [];
-       function uiFieldLocalized(field, context) {
-         var dispatch$1 = dispatch('change', 'input');
-         var wikipedia = services.wikipedia;
-         var input = select(null);
-         var localizedInputs = select(null);
+       function uiToolOldDrawModes(context) {
+         var tool = {
+           id: 'old_modes',
+           label: _t.html('toolbar.add_feature')
+         };
+         var modes = [modeAddPoint(context, {
+           title: _t.html('modes.add_point.title'),
+           button: 'point',
+           description: _t.html('modes.add_point.description'),
+           preset: _mainPresetIndex.item('point'),
+           key: '1'
+         }), modeAddLine(context, {
+           title: _t.html('modes.add_line.title'),
+           button: 'line',
+           description: _t.html('modes.add_line.description'),
+           preset: _mainPresetIndex.item('line'),
+           key: '2'
+         }), modeAddArea(context, {
+           title: _t.html('modes.add_area.title'),
+           button: 'area',
+           description: _t.html('modes.add_area.description'),
+           preset: _mainPresetIndex.item('area'),
+           key: '3'
+         })];
 
-         var _countryCode;
+         function enabled() {
+           return osmEditable();
+         }
 
-         var _tags; // A concern here in switching to async data means that _languagesArray will not
-         // be available the first time through, so things like the fetchers and
-         // the language() function will not work immediately.
+         function osmEditable() {
+           return context.editable();
+         }
 
+         modes.forEach(function (mode) {
+           context.keybinding().on(mode.key, function () {
+             if (!enabled()) return;
 
-         _mainFileFetcher.get('languages').then(loadLanguagesArray)["catch"](function () {
-           /* ignore */
-         });
-         var _territoryLanguages = {};
-         _mainFileFetcher.get('territory_languages').then(function (d) {
-           _territoryLanguages = d;
-         })["catch"](function () {
-           /* ignore */
+             if (mode.id === context.mode().id) {
+               context.enter(modeBrowse(context));
+             } else {
+               context.enter(mode);
+             }
+           });
          });
-         var allSuggestions = _mainPresetIndex.collection.filter(function (p) {
-           return p.suggestion === true;
-         }); // reuse these combos
 
-         var langCombo = uiCombobox(context, 'localized-lang').fetcher(fetchLanguages).minItems(0);
-         var brandCombo = uiCombobox(context, 'localized-brand').canAutocomplete(false).minItems(1);
+         tool.render = function (selection) {
+           var wrap = selection.append('div').attr('class', 'joined').style('display', 'flex');
 
-         var _selection = select(null);
+           var debouncedUpdate = debounce(update, 500, {
+             leading: true,
+             trailing: true
+           });
 
-         var _multilingual = [];
+           context.map().on('move.modes', debouncedUpdate).on('drawn.modes', debouncedUpdate);
+           context.on('enter.modes', update);
+           update();
 
-         var _buttonTip = uiTooltip().title(_t.html('translate.translate')).placement('left');
+           function update() {
+             var buttons = wrap.selectAll('button.add-button').data(modes, function (d) {
+               return d.id;
+             }); // exit
 
-         var _wikiTitles;
+             buttons.exit().remove(); // enter
 
-         var _entityIDs = [];
+             var buttonsEnter = buttons.enter().append('button').attr('class', function (d) {
+               return d.id + ' add-button bar-button';
+             }).on('click.mode-buttons', function (d3_event, d) {
+               if (!enabled()) return; // When drawing, ignore accidental clicks on mode buttons - #4042
 
-         function loadLanguagesArray(dataLanguages) {
-           if (_languagesArray.length !== 0) return; // some conversion is needed to ensure correct OSM tags are used
+               var currMode = context.mode().id;
+               if (/^draw/.test(currMode)) return;
 
-           var replacements = {
-             sr: 'sr-Cyrl',
-             // in OSM, `sr` implies Cyrillic
-             'sr-Cyrl': false // `sr-Cyrl` isn't used in OSM
+               if (d.id === currMode) {
+                 context.enter(modeBrowse(context));
+               } else {
+                 context.enter(d);
+               }
+             }).call(uiTooltip().placement('bottom').title(function (d) {
+               return d.description;
+             }).keys(function (d) {
+               return [d.key];
+             }).scrollContainer(context.container().select('.top-toolbar')));
+             buttonsEnter.each(function (d) {
+               select(this).call(svgIcon('#iD-icon-' + d.button));
+             });
+             buttonsEnter.append('span').attr('class', 'label').html(function (mode) {
+               return mode.title;
+             }); // if we are adding/removing the buttons, check if toolbar has overflowed
 
-           };
+             if (buttons.enter().size() || buttons.exit().size()) {
+               context.ui().checkOverflow('.top-toolbar', true);
+             } // update
 
-           for (var code in dataLanguages) {
-             if (replacements[code] === false) continue;
-             var metaCode = code;
-             if (replacements[code]) metaCode = replacements[code];
 
-             _languagesArray.push({
-               localName: _mainLocalizer.languageName(metaCode, {
-                 localOnly: true
-               }),
-               nativeName: dataLanguages[metaCode].nativeName,
-               code: code,
-               label: _mainLocalizer.languageName(metaCode)
+             buttons = buttons.merge(buttonsEnter).attr('aria-disabled', function (d) {
+               return !enabled();
+             }).classed('disabled', function (d) {
+               return !enabled();
+             }).attr('aria-pressed', function (d) {
+               return context.mode() && context.mode().button === d.button;
+             }).classed('active', function (d) {
+               return context.mode() && context.mode().button === d.button;
              });
            }
-         }
+         };
 
-         function calcLocked() {
-           // only lock the Name field
-           var isLocked = field.id === 'name' && _entityIDs.length && // lock the field if any feature needs it
-           _entityIDs.some(function (entityID) {
-             var entity = context.graph().hasEntity(entityID);
-             if (!entity) return false;
+         return tool;
+       }
 
-             var original = context.graph().base().entities[_entityIDs[0]];
+       function uiToolNotes(context) {
+         var tool = {
+           id: 'notes',
+           label: _t.html('modes.add_note.label')
+         };
+         var mode = modeAddNote(context);
 
-             var hasOriginalName = original && entity.tags.name && entity.tags.name === original.tags.name; // if the name was already edited manually then allow further editing
+         function enabled() {
+           return notesEnabled() && notesEditable();
+         }
 
-             if (!hasOriginalName) return false; // features linked to Wikidata are likely important and should be protected
+         function notesEnabled() {
+           var noteLayer = context.layers().layer('notes');
+           return noteLayer && noteLayer.enabled();
+         }
 
-             if (entity.tags.wikidata) return true; // assume the name has already been confirmed if its source has been researched
+         function notesEditable() {
+           var mode = context.mode();
+           return context.map().notesEditable() && mode && mode.id !== 'save';
+         }
 
-             if (entity.tags['name:etymology:wikidata']) return true;
-             var preset = _mainPresetIndex.match(entity, context.graph());
-             var isSuggestion = preset && preset.suggestion;
-             var showsBrand = preset && preset.originalFields.filter(function (d) {
-               return d.id === 'brand';
-             }).length; // protect standardized brand names
+         context.keybinding().on(mode.key, function () {
+           if (!enabled()) return;
 
-             return isSuggestion && !showsBrand;
-           });
+           if (mode.id === context.mode().id) {
+             context.enter(modeBrowse(context));
+           } else {
+             context.enter(mode);
+           }
+         });
 
-           field.locked(isLocked);
-         } // update _multilingual, maintaining the existing order
+         tool.render = function (selection) {
+           var debouncedUpdate = debounce(update, 500, {
+             leading: true,
+             trailing: true
+           });
 
+           context.map().on('move.notes', debouncedUpdate).on('drawn.notes', debouncedUpdate);
+           context.on('enter.notes', update);
+           update();
 
-         function calcMultilingual(tags) {
-           var existingLangsOrdered = _multilingual.map(function (item) {
-             return item.lang;
-           });
+           function update() {
+             var showNotes = notesEnabled();
+             var data = showNotes ? [mode] : [];
+             var buttons = selection.selectAll('button.add-button').data(data, function (d) {
+               return d.id;
+             }); // exit
 
-           var existingLangs = new Set(existingLangsOrdered.filter(Boolean));
+             buttons.exit().remove(); // enter
 
-           for (var k in tags) {
-             var m = k.match(/^(.*):(.+)$/);
+             var buttonsEnter = buttons.enter().append('button').attr('class', function (d) {
+               return d.id + ' add-button bar-button';
+             }).on('click.notes', function (d3_event, d) {
+               if (!enabled()) return; // When drawing, ignore accidental clicks on mode buttons - #4042
 
-             if (m && m[1] === field.key && m[2]) {
-               var item = {
-                 lang: m[2],
-                 value: tags[k]
-               };
+               var currMode = context.mode().id;
+               if (/^draw/.test(currMode)) return;
 
-               if (existingLangs.has(item.lang)) {
-                 // update the value
-                 _multilingual[existingLangsOrdered.indexOf(item.lang)].value = item.value;
-                 existingLangs["delete"](item.lang);
+               if (d.id === currMode) {
+                 context.enter(modeBrowse(context));
                } else {
-                 _multilingual.push(item);
+                 context.enter(d);
                }
-             }
+             }).call(uiTooltip().placement('bottom').title(function (d) {
+               return d.description;
+             }).keys(function (d) {
+               return [d.key];
+             }).scrollContainer(context.container().select('.top-toolbar')));
+             buttonsEnter.each(function (d) {
+               select(this).call(svgIcon(d.icon || '#iD-icon-' + d.button));
+             }); // if we are adding/removing the buttons, check if toolbar has overflowed
+
+             if (buttons.enter().size() || buttons.exit().size()) {
+               context.ui().checkOverflow('.top-toolbar', true);
+             } // update
+
+
+             buttons = buttons.merge(buttonsEnter).classed('disabled', function (d) {
+               return !enabled();
+             }).attr('aria-disabled', function (d) {
+               return !enabled();
+             }).classed('active', function (d) {
+               return context.mode() && context.mode().button === d.button;
+             }).attr('aria-pressed', function (d) {
+               return context.mode() && context.mode().button === d.button;
+             });
            }
+         };
 
-           _multilingual = _multilingual.filter(function (item) {
-             return !item.lang || !existingLangs.has(item.lang);
-           });
-         }
+         tool.uninstall = function () {
+           context.on('enter.editor.notes', null).on('exit.editor.notes', null).on('enter.notes', null);
+           context.map().on('move.notes', null).on('drawn.notes', null);
+         };
 
-         function localized(selection) {
-           _selection = selection;
-           calcLocked();
-           var isLocked = field.locked();
-           var singularEntity = _entityIDs.length === 1 && context.hasEntity(_entityIDs[0]);
-           var preset = singularEntity && _mainPresetIndex.match(singularEntity, context.graph());
-           var wrap = selection.selectAll('.form-field-input-wrap').data([0]); // enter/update
+         return tool;
+       }
 
-           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
-           input = wrap.selectAll('.localized-main').data([0]); // enter/update
+       function uiToolSave(context) {
+         var tool = {
+           id: 'save',
+           label: _t.html('save.title')
+         };
+         var button = null;
+         var tooltipBehavior = null;
+         var history = context.history();
+         var key = uiCmd('⌘S');
+         var _numChanges = 0;
 
-           input = input.enter().append('input').attr('type', 'text').attr('id', field.domId).attr('class', 'localized-main').call(utilNoAuto).merge(input);
+         function isSaving() {
+           var mode = context.mode();
+           return mode && mode.id === 'save';
+         }
 
-           if (preset && field.id === 'name') {
-             var pTag = preset.id.split('/', 2);
-             var pKey = pTag[0];
-             var pValue = pTag[1];
+         function isDisabled() {
+           return _numChanges === 0 || isSaving();
+         }
 
-             if (!preset.suggestion) {
-               // Not a suggestion preset - Add a suggestions dropdown if it makes sense to.
-               // This code attempts to determine if the matched preset is the
-               // kind of preset that even can benefit from name suggestions..
-               // - true = shops, cafes, hotels, etc. (also generic and fallback presets)
-               // - false = churches, parks, hospitals, etc. (things not in the index)
-               var isFallback = preset.isFallback();
-               var goodSuggestions = allSuggestions.filter(function (s) {
-                 if (isFallback) return true;
-                 var sTag = s.id.split('/', 2);
-                 var sKey = sTag[0];
-                 var sValue = sTag[1];
-                 return pKey === sKey && (!pValue || pValue === sValue);
-               }); // Show the suggestions.. If the user picks one, change the tags..
+         function save(d3_event) {
+           d3_event.preventDefault();
 
-               if (allSuggestions.length && goodSuggestions.length) {
-                 input.on('blur.localized', checkBrandOnBlur).call(brandCombo.fetcher(fetchBrandNames(preset, allSuggestions)).on('accept', acceptBrand).on('cancel', cancelBrand));
-               }
-             }
+           if (!context.inIntro() && !isSaving() && history.hasChanges()) {
+             context.enter(modeSave(context));
            }
+         }
 
-           input.classed('disabled', !!isLocked).attr('readonly', isLocked || null).on('input', change(true)).on('blur', change()).on('change', change());
-           var translateButton = wrap.selectAll('.localized-add').data([0]);
-           translateButton = translateButton.enter().append('button').attr('class', 'localized-add form-field-button').call(svgIcon('#iD-icon-plus')).merge(translateButton);
-           translateButton.classed('disabled', !!isLocked).call(isLocked ? _buttonTip.destroy : _buttonTip).on('click', addNew);
+         function bgColor() {
+           var step;
 
-           if (_tags && !_multilingual.length) {
-             calcMultilingual(_tags);
+           if (_numChanges === 0) {
+             return null;
+           } else if (_numChanges <= 50) {
+             step = _numChanges / 50;
+             return d3_interpolateRgb('#fff', '#ff8')(step); // white -> yellow
+           } else {
+             step = Math.min((_numChanges - 50) / 50, 1.0);
+             return d3_interpolateRgb('#ff8', '#f88')(step); // yellow -> red
            }
+         }
 
-           localizedInputs = selection.selectAll('.localized-multilingual').data([0]);
-           localizedInputs = localizedInputs.enter().append('div').attr('class', 'localized-multilingual').merge(localizedInputs);
-           localizedInputs.call(renderMultilingual);
-           localizedInputs.selectAll('button, input').classed('disabled', !!isLocked).attr('readonly', isLocked || null); // We are not guaranteed to get an `accept` or `cancel` when blurring the field.
-           // (This can happen if the user actives the combo, arrows down, and then clicks off to blur)
-           // So compare the current field value against the suggestions one last time.
-
-           function checkBrandOnBlur() {
-             var latest = _entityIDs.length === 1 && context.hasEntity(_entityIDs[0]);
-             if (!latest) return; // deleting the entity blurred the field?
-
-             var preset = _mainPresetIndex.match(latest, context.graph());
-             if (preset && preset.suggestion) return; // already accepted
+         function updateCount() {
+           var val = history.difference().summary().length;
+           if (val === _numChanges) return;
+           _numChanges = val;
 
-             var name = utilGetSetValue(input).trim();
-             var matched = allSuggestions.filter(function (s) {
-               return name === s.name();
-             });
+           if (tooltipBehavior) {
+             tooltipBehavior.title(_t.html(_numChanges > 0 ? 'save.help' : 'save.no_changes')).keys([key]);
+           }
 
-             if (matched.length === 1) {
-               acceptBrand({
-                 suggestion: matched[0]
-               });
-             } else {
-               cancelBrand();
-             }
+           if (button) {
+             button.classed('disabled', isDisabled()).style('background', bgColor());
+             button.select('span.count').text(_numChanges);
            }
+         }
 
-           function acceptBrand(d) {
-             var entity = _entityIDs.length === 1 && context.hasEntity(_entityIDs[0]);
+         tool.render = function (selection) {
+           tooltipBehavior = uiTooltip().placement('bottom').title(_t.html('save.no_changes')).keys([key]).scrollContainer(context.container().select('.top-toolbar'));
+           var lastPointerUpType;
+           button = selection.append('button').attr('class', 'save disabled bar-button').on('pointerup', function (d3_event) {
+             lastPointerUpType = d3_event.pointerType;
+           }).on('click', function (d3_event) {
+             save(d3_event);
 
-             if (!d || !entity) {
-               cancelBrand();
-               return;
+             if (_numChanges === 0 && (lastPointerUpType === 'touch' || lastPointerUpType === 'pen')) {
+               // there are no tooltips for touch interactions so flash feedback instead
+               context.ui().flash.duration(2000).iconName('#iD-icon-save').iconClass('disabled').label(_t.html('save.no_changes'))();
              }
 
-             var tags = entity.tags;
-             var geometry = entity.geometry(context.graph());
-             var removed = preset.unsetTags(tags, geometry);
+             lastPointerUpType = null;
+           }).call(tooltipBehavior);
+           button.call(svgIcon('#iD-icon-save'));
+           button.append('span').attr('class', 'count').attr('aria-hidden', 'true').text('0');
+           updateCount();
+           context.keybinding().on(key, save, true);
+           context.history().on('change.save', updateCount);
+           context.on('enter.save', function () {
+             if (button) {
+               button.classed('disabled', isDisabled());
 
-             for (var k in tags) {
-               tags[k] = removed[k]; // set removed tags to `undefined`
+               if (isSaving()) {
+                 button.call(tooltipBehavior.hide);
+               }
              }
+           });
+         };
 
-             tags = d.suggestion.setTags(tags, geometry);
-             utilGetSetValue(input, tags.name);
-             dispatch$1.call('change', this, tags);
-           } // user hit escape
+         tool.uninstall = function () {
+           context.keybinding().off(key, true);
+           context.history().on('change.save', null);
+           context.on('enter.save', null);
+           button = null;
+           tooltipBehavior = null;
+         };
 
+         return tool;
+       }
 
-           function cancelBrand() {
-             var name = utilGetSetValue(input);
-             dispatch$1.call('change', this, {
-               name: name
-             });
-           }
+       function uiToolSidebarToggle(context) {
+         var tool = {
+           id: 'sidebar_toggle',
+           label: _t.html('toolbar.inspect')
+         };
 
-           function fetchBrandNames(preset, suggestions) {
-             var pTag = preset.id.split('/', 2);
-             var pKey = pTag[0];
-             var pValue = pTag[1];
-             return function (value, callback) {
-               var results = [];
-
-               if (value && value.length > 2) {
-                 for (var i = 0; i < suggestions.length; i++) {
-                   var s = suggestions[i]; // don't suggest brands from incompatible countries
-
-                   if (_countryCode && s.countryCodes && s.countryCodes.indexOf(_countryCode) === -1) continue;
-                   var sTag = s.id.split('/', 2);
-                   var sKey = sTag[0];
-                   var sValue = sTag[1];
-                   var subtitle = s.subtitle();
-                   var name = s.name();
-                   if (subtitle) name += ' – ' + subtitle;
-                   var dist = utilEditDistance(value, name.substring(0, value.length));
-                   var matchesPreset = pKey === sKey && (!pValue || pValue === sValue);
-
-                   if (dist < 1 || matchesPreset && dist < 3) {
-                     var obj = {
-                       value: s.name(),
-                       title: name,
-                       display: s.nameLabel() + (subtitle ? ' – ' + s.subtitleLabel() : ''),
-                       suggestion: s,
-                       dist: dist + (matchesPreset ? 0 : 1) // penalize if not matched preset
+         tool.render = function (selection) {
+           selection.append('button').attr('class', 'bar-button').attr('aria-label', _t('sidebar.tooltip')).on('click', function () {
+             context.ui().sidebar.toggle();
+           }).call(uiTooltip().placement('bottom').title(_t.html('sidebar.tooltip')).keys([_t('sidebar.key')]).scrollContainer(context.container().select('.top-toolbar'))).call(svgIcon('#iD-icon-sidebar-' + (_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left')));
+         };
 
-                     };
-                     results.push(obj);
-                   }
-                 }
+         return tool;
+       }
 
-                 results.sort(function (a, b) {
-                   return a.dist - b.dist;
-                 });
-               }
+       function uiToolUndoRedo(context) {
+         var tool = {
+           id: 'undo_redo',
+           label: _t.html('toolbar.undo_redo')
+         };
+         var commands = [{
+           id: 'undo',
+           cmd: uiCmd('⌘Z'),
+           action: function action() {
+             context.undo();
+           },
+           annotation: function annotation() {
+             return context.history().undoAnnotation();
+           },
+           icon: 'iD-icon-' + (_mainLocalizer.textDirection() === 'rtl' ? 'redo' : 'undo')
+         }, {
+           id: 'redo',
+           cmd: uiCmd('⌘⇧Z'),
+           action: function action() {
+             context.redo();
+           },
+           annotation: function annotation() {
+             return context.history().redoAnnotation();
+           },
+           icon: 'iD-icon-' + (_mainLocalizer.textDirection() === 'rtl' ? 'undo' : 'redo')
+         }];
 
-               results = results.slice(0, 10);
-               callback(results);
-             };
-           }
+         function editable() {
+           return context.mode() && context.mode().id !== 'save' && context.map().editableDataEnabled(true
+           /* ignore min zoom */
+           );
+         }
 
-           function addNew(d3_event) {
+         tool.render = function (selection) {
+           var tooltipBehavior = uiTooltip().placement('bottom').title(function (d) {
+             return d.annotation() ? _t.html(d.id + '.tooltip', {
+               action: d.annotation()
+             }) : _t.html(d.id + '.nothing');
+           }).keys(function (d) {
+             return [d.cmd];
+           }).scrollContainer(context.container().select('.top-toolbar'));
+           var lastPointerUpType;
+           var buttons = selection.selectAll('button').data(commands).enter().append('button').attr('class', function (d) {
+             return 'disabled ' + d.id + '-button bar-button';
+           }).on('pointerup', function (d3_event) {
+             // `pointerup` is always called before `click`
+             lastPointerUpType = d3_event.pointerType;
+           }).on('click', function (d3_event, d) {
              d3_event.preventDefault();
-             if (field.locked()) return;
-             var defaultLang = _mainLocalizer.languageCode().toLowerCase();
-
-             var langExists = _multilingual.find(function (datum) {
-               return datum.lang === defaultLang;
-             });
-
-             var isLangEn = defaultLang.indexOf('en') > -1;
+             var annotation = d.annotation();
 
-             if (isLangEn || langExists) {
-               defaultLang = '';
-               langExists = _multilingual.find(function (datum) {
-                 return datum.lang === defaultLang;
-               });
+             if (editable() && annotation) {
+               d.action();
              }
 
-             if (!langExists) {
-               // prepend the value so it appears at the top
-               _multilingual.unshift({
-                 lang: defaultLang,
-                 value: ''
-               });
-
-               localizedInputs.call(renderMultilingual);
+             if (editable() && (lastPointerUpType === 'touch' || lastPointerUpType === 'pen')) {
+               // there are no tooltips for touch interactions so flash feedback instead
+               var text = annotation ? _t.html(d.id + '.tooltip', {
+                 action: annotation
+               }) : _t.html(d.id + '.nothing');
+               context.ui().flash.duration(2000).iconName('#' + d.icon).iconClass(annotation ? '' : 'disabled').label(text)();
              }
-           }
-
-           function change(onInput) {
-             return function (d3_event) {
-               if (field.locked()) {
-                 d3_event.preventDefault();
-                 return;
-               }
 
-               var val = utilGetSetValue(select(this));
-               if (!onInput) val = context.cleanTagValue(val); // don't override multiple values with blank string
-
-               if (!val && Array.isArray(_tags[field.key])) return;
-               var t = {};
-               t[field.key] = val || undefined;
-               dispatch$1.call('change', this, t, onInput);
-             };
-           }
-         }
-
-         function key(lang) {
-           return field.key + ':' + lang;
-         }
-
-         function changeLang(d3_event, d) {
-           var tags = {}; // make sure unrecognized suffixes are lowercase - #7156
+             lastPointerUpType = null;
+           }).call(tooltipBehavior);
+           buttons.each(function (d) {
+             select(this).call(svgIcon('#' + d.icon));
+           });
+           context.keybinding().on(commands[0].cmd, function (d3_event) {
+             d3_event.preventDefault();
+             if (editable()) commands[0].action();
+           }).on(commands[1].cmd, function (d3_event) {
+             d3_event.preventDefault();
+             if (editable()) commands[1].action();
+           });
 
-           var lang = utilGetSetValue(select(this)).toLowerCase();
+           var debouncedUpdate = debounce(update, 500, {
+             leading: true,
+             trailing: true
+           });
 
-           var language = _languagesArray.find(function (d) {
-             return d.label.toLowerCase() === lang || d.localName && d.localName.toLowerCase() === lang || d.nativeName && d.nativeName.toLowerCase() === lang;
+           context.map().on('move.undo_redo', debouncedUpdate).on('drawn.undo_redo', debouncedUpdate);
+           context.history().on('change.undo_redo', function (difference) {
+             if (difference) update();
            });
+           context.on('enter.undo_redo', update);
 
-           if (language) lang = language.code;
+           function update() {
+             buttons.classed('disabled', function (d) {
+               return !editable() || !d.annotation();
+             }).each(function () {
+               var selection = select(this);
 
-           if (d.lang && d.lang !== lang) {
-             tags[key(d.lang)] = undefined;
+               if (!selection.select('.tooltip.in').empty()) {
+                 selection.call(tooltipBehavior.updateContent);
+               }
+             });
            }
+         };
 
-           var newKey = lang && context.cleanTagKey(key(lang));
-           var value = utilGetSetValue(select(this.parentNode).selectAll('.localized-value'));
+         tool.uninstall = function () {
+           context.keybinding().off(commands[0].cmd).off(commands[1].cmd);
+           context.map().on('move.undo_redo', null).on('drawn.undo_redo', null);
+           context.history().on('change.undo_redo', null);
+           context.on('enter.undo_redo', null);
+         };
 
-           if (newKey && value) {
-             tags[newKey] = value;
-           } else if (newKey && _wikiTitles && _wikiTitles[d.lang]) {
-             tags[newKey] = _wikiTitles[d.lang];
-           }
+         return tool;
+       }
 
-           d.lang = lang;
-           dispatch$1.call('change', this, tags);
+       function uiTopToolbar(context) {
+         var sidebarToggle = uiToolSidebarToggle(context),
+             modes = uiToolOldDrawModes(context),
+             notes = uiToolNotes(context),
+             undoRedo = uiToolUndoRedo(context),
+             save = uiToolSave(context);
+
+         function notesEnabled() {
+           var noteLayer = context.layers().layer('notes');
+           return noteLayer && noteLayer.enabled();
          }
 
-         function changeValue(d3_event, d) {
-           if (!d.lang) return;
-           var value = context.cleanTagValue(utilGetSetValue(select(this))) || undefined; // don't override multiple values with blank string
+         function topToolbar(bar) {
+           bar.on('wheel.topToolbar', function (d3_event) {
+             if (!d3_event.deltaX) {
+               // translate vertical scrolling into horizontal scrolling in case
+               // the user doesn't have an input device that can scroll horizontally
+               bar.node().scrollLeft += d3_event.deltaY;
+             }
+           });
 
-           if (!value && Array.isArray(d.value)) return;
-           var t = {};
-           t[key(d.lang)] = value;
-           d.value = value;
-           dispatch$1.call('change', this, t);
-         }
+           var debouncedUpdate = debounce(update, 500, {
+             leading: true,
+             trailing: true
+           });
 
-         function fetchLanguages(value, cb) {
-           var v = value.toLowerCase(); // show the user's language first
+           context.layers().on('change.topToolbar', debouncedUpdate);
+           update();
 
-           var langCodes = [_mainLocalizer.localeCode(), _mainLocalizer.languageCode()];
+           function update() {
+             var tools = [sidebarToggle, 'spacer', modes];
+             tools.push('spacer');
 
-           if (_countryCode && _territoryLanguages[_countryCode]) {
-             langCodes = langCodes.concat(_territoryLanguages[_countryCode]);
-           }
+             if (notesEnabled()) {
+               tools = tools.concat([notes, 'spacer']);
+             }
 
-           var langItems = [];
-           langCodes.forEach(function (code) {
-             var langItem = _languagesArray.find(function (item) {
-               return item.code === code;
+             tools = tools.concat([undoRedo, save]);
+             var toolbarItems = bar.selectAll('.toolbar-item').data(tools, function (d) {
+               return d.id || d;
              });
-
-             if (langItem) langItems.push(langItem);
-           });
-           langItems = utilArrayUniq(langItems.concat(_languagesArray));
-           cb(langItems.filter(function (d) {
-             return d.label.toLowerCase().indexOf(v) >= 0 || d.localName && d.localName.toLowerCase().indexOf(v) >= 0 || d.nativeName && d.nativeName.toLowerCase().indexOf(v) >= 0 || d.code.toLowerCase().indexOf(v) >= 0;
-           }).map(function (d) {
-             return {
-               value: d.label
-             };
-           }));
+             toolbarItems.exit().each(function (d) {
+               if (d.uninstall) {
+                 d.uninstall();
+               }
+             }).remove();
+             var itemsEnter = toolbarItems.enter().append('div').attr('class', function (d) {
+               var classes = 'toolbar-item ' + (d.id || d).replace('_', '-');
+               if (d.klass) classes += ' ' + d.klass;
+               return classes;
+             });
+             var actionableItems = itemsEnter.filter(function (d) {
+               return d !== 'spacer';
+             });
+             actionableItems.append('div').attr('class', 'item-content').each(function (d) {
+               select(this).call(d.render, bar);
+             });
+             actionableItems.append('div').attr('class', 'item-label').html(function (d) {
+               return d.label;
+             });
+           }
          }
 
-         function renderMultilingual(selection) {
-           var entries = selection.selectAll('div.entry').data(_multilingual, function (d) {
-             return d.lang;
-           });
-           entries.exit().style('top', '0').style('max-height', '240px').transition().duration(200).style('opacity', '0').style('max-height', '0px').remove();
-           var entriesEnter = entries.enter().append('div').attr('class', 'entry').each(function (_, index) {
-             var wrap = select(this);
-             var domId = utilUniqueDomId(index);
-             var label = wrap.append('label').attr('class', 'field-label').attr('for', domId);
-             var text = label.append('span').attr('class', 'label-text');
-             text.append('span').attr('class', 'label-textvalue').html(_t.html('translate.localized_translation_label'));
-             text.append('span').attr('class', 'label-textannotation');
-             label.append('button').attr('class', 'remove-icon-multilingual').on('click', function (d3_event, d) {
-               if (field.locked()) return;
-               d3_event.preventDefault();
+         return topToolbar;
+       }
 
-               if (!d.lang || !d.value) {
-                 _multilingual.splice(index, 1);
+       function uiZoomToSelection(context) {
+         function isDisabled() {
+           var mode = context.mode();
+           return !mode || !mode.zoomToSelected;
+         }
 
-                 renderMultilingual(selection);
-               } else {
-                 // remove from entity tags
-                 var t = {};
-                 t[key(d.lang)] = undefined;
-                 dispatch$1.call('change', this, t);
-               }
-             }).call(svgIcon('#iD-operation-delete'));
-             wrap.append('input').attr('class', 'localized-lang').attr('id', domId).attr('type', 'text').attr('placeholder', _t('translate.localized_translation_language')).on('blur', changeLang).on('change', changeLang).call(langCombo);
-             wrap.append('input').attr('type', 'text').attr('class', 'localized-value').on('blur', changeValue).on('change', changeValue);
-           });
-           entriesEnter.style('margin-top', '0px').style('max-height', '0px').style('opacity', '0').transition().duration(200).style('margin-top', '10px').style('max-height', '240px').style('opacity', '1').on('end', function () {
-             select(this).style('max-height', '').style('overflow', 'visible');
-           });
-           entries = entries.merge(entriesEnter);
-           entries.order();
-           entries.classed('present', function (d) {
-             return d.lang && d.value;
-           });
-           utilGetSetValue(entries.select('.localized-lang'), function (d) {
-             var langItem = _languagesArray.find(function (item) {
-               return item.code === d.lang;
-             });
+         var _lastPointerUpType;
 
-             if (langItem) return langItem.label;
-             return d.lang;
-           });
-           utilGetSetValue(entries.select('.localized-value'), function (d) {
-             return typeof d.value === 'string' ? d.value : '';
-           }).attr('title', function (d) {
-             return Array.isArray(d.value) ? d.value.filter(Boolean).join('\n') : null;
-           }).attr('placeholder', function (d) {
-             return Array.isArray(d.value) ? _t('inspector.multiple_values') : _t('translate.localized_translation_name');
-           }).classed('mixed', function (d) {
-             return Array.isArray(d.value);
-           });
+         function pointerup(d3_event) {
+           _lastPointerUpType = d3_event.pointerType;
          }
 
-         localized.tags = function (tags) {
-           _tags = tags; // Fetch translations from wikipedia
+         function click(d3_event) {
+           d3_event.preventDefault();
 
-           if (typeof tags.wikipedia === 'string' && !_wikiTitles) {
-             _wikiTitles = {};
-             var wm = tags.wikipedia.match(/([^:]+):(.+)/);
+           if (isDisabled()) {
+             if (_lastPointerUpType === 'touch' || _lastPointerUpType === 'pen') {
+               context.ui().flash.duration(2000).iconName('#iD-icon-framed-dot').iconClass('disabled').label(_t.html('inspector.zoom_to.no_selection'))();
+             }
+           } else {
+             var mode = context.mode();
 
-             if (wm && wm[0] && wm[1]) {
-               wikipedia.translations(wm[1], wm[2], function (err, d) {
-                 if (err || !d) return;
-                 _wikiTitles = d;
-               });
+             if (mode && mode.zoomToSelected) {
+               mode.zoomToSelected();
              }
            }
 
-           var isMixed = Array.isArray(tags[field.key]);
-           utilGetSetValue(input, typeof tags[field.key] === 'string' ? tags[field.key] : '').attr('title', isMixed ? tags[field.key].filter(Boolean).join('\n') : undefined).attr('placeholder', isMixed ? _t('inspector.multiple_values') : field.placeholder()).classed('mixed', isMixed);
-           calcMultilingual(tags);
-
-           _selection.call(localized);
-         };
-
-         localized.focus = function () {
-           input.node().focus();
-         };
-
-         localized.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
-           _multilingual = [];
-           loadCountryCode();
-           return localized;
-         };
-
-         function loadCountryCode() {
-           var extent = combinedEntityExtent();
-           var countryCode = extent && iso1A2Code(extent.center());
-           _countryCode = countryCode && countryCode.toLowerCase();
-         }
-
-         function combinedEntityExtent() {
-           return _entityIDs && _entityIDs.length && utilTotalExtent(_entityIDs, context.graph());
+           _lastPointerUpType = null;
          }
 
-         return utilRebind(localized, dispatch$1, 'on');
-       }
+         return function (selection) {
+           var tooltipBehavior = uiTooltip().placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left').title(function () {
+             if (isDisabled()) {
+               return _t.html('inspector.zoom_to.no_selection');
+             }
 
-       function uiFieldMaxspeed(field, context) {
-         var dispatch$1 = dispatch('change');
-         var unitInput = select(null);
-         var input = select(null);
-         var _entityIDs = [];
+             return _t.html('inspector.zoom_to.title');
+           }).keys([_t('inspector.zoom_to.key')]);
+           var button = selection.append('button').on('pointerup', pointerup).on('click', click).call(svgIcon('#iD-icon-framed-dot', 'light')).call(tooltipBehavior);
 
-         var _tags;
+           function setEnabledState() {
+             button.classed('disabled', isDisabled());
 
-         var _isImperial;
+             if (!button.select('.tooltip.in').empty()) {
+               button.call(tooltipBehavior.updateContent);
+             }
+           }
 
-         var speedCombo = uiCombobox(context, 'maxspeed');
-         var unitCombo = uiCombobox(context, 'maxspeed-unit').data(['km/h', 'mph'].map(comboValues));
-         var metricValues = [20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120];
-         var imperialValues = [5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80];
+           context.on('enter.uiZoomToSelection', setEnabledState);
+           setEnabledState();
+         };
+       }
 
-         function maxspeed(selection) {
-           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
-           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
-           input = wrap.selectAll('input.maxspeed-number').data([0]);
-           input = input.enter().append('input').attr('type', 'text').attr('class', 'maxspeed-number').attr('id', field.domId).call(utilNoAuto).call(speedCombo).merge(input);
-           input.on('change', change).on('blur', change);
-           var loc = combinedEntityExtent().center();
-           _isImperial = roadSpeedUnit(loc) === 'mph';
-           unitInput = wrap.selectAll('input.maxspeed-unit').data([0]);
-           unitInput = unitInput.enter().append('input').attr('type', 'text').attr('class', 'maxspeed-unit').call(unitCombo).merge(unitInput);
-           unitInput.on('blur', changeUnits).on('change', changeUnits);
+       function uiPane(id, context) {
+         var _key;
 
-           function changeUnits() {
-             _isImperial = utilGetSetValue(unitInput) === 'mph';
-             utilGetSetValue(unitInput, _isImperial ? 'mph' : 'km/h');
-             setUnitSuggestions();
-             change();
-           }
-         }
+         var _label = '';
+         var _description = '';
+         var _iconName = '';
 
-         function setUnitSuggestions() {
-           speedCombo.data((_isImperial ? imperialValues : metricValues).map(comboValues));
-           utilGetSetValue(unitInput, _isImperial ? 'mph' : 'km/h');
-         }
+         var _sections; // array of uiSection objects
 
-         function comboValues(d) {
-           return {
-             value: d.toString(),
-             title: d.toString()
-           };
-         }
 
-         function change() {
-           var tag = {};
-           var value = utilGetSetValue(input).trim(); // don't override multiple values with blank string
+         var _paneSelection = select(null);
 
-           if (!value && Array.isArray(_tags[field.key])) return;
+         var _paneTooltip;
 
-           if (!value) {
-             tag[field.key] = undefined;
-           } else if (isNaN(value) || !_isImperial) {
-             tag[field.key] = context.cleanTagValue(value);
-           } else {
-             tag[field.key] = context.cleanTagValue(value + ' mph');
-           }
+         var pane = {
+           id: id
+         };
 
-           dispatch$1.call('change', this, tag);
-         }
+         pane.label = function (val) {
+           if (!arguments.length) return _label;
+           _label = val;
+           return pane;
+         };
 
-         maxspeed.tags = function (tags) {
-           _tags = tags;
-           var value = tags[field.key];
-           var isMixed = Array.isArray(value);
+         pane.key = function (val) {
+           if (!arguments.length) return _key;
+           _key = val;
+           return pane;
+         };
 
-           if (!isMixed) {
-             if (value && value.indexOf('mph') >= 0) {
-               value = parseInt(value, 10).toString();
-               _isImperial = true;
-             } else if (value) {
-               _isImperial = false;
-             }
-           }
+         pane.description = function (val) {
+           if (!arguments.length) return _description;
+           _description = val;
+           return pane;
+         };
 
-           setUnitSuggestions();
-           utilGetSetValue(input, typeof value === 'string' ? value : '').attr('title', isMixed ? value.filter(Boolean).join('\n') : null).attr('placeholder', isMixed ? _t('inspector.multiple_values') : field.placeholder()).classed('mixed', isMixed);
+         pane.iconName = function (val) {
+           if (!arguments.length) return _iconName;
+           _iconName = val;
+           return pane;
          };
 
-         maxspeed.focus = function () {
-           input.node().focus();
+         pane.sections = function (val) {
+           if (!arguments.length) return _sections;
+           _sections = val;
+           return pane;
          };
 
-         maxspeed.entityIDs = function (val) {
-           _entityIDs = val;
+         pane.selection = function () {
+           return _paneSelection;
          };
 
-         function combinedEntityExtent() {
-           return _entityIDs && _entityIDs.length && utilTotalExtent(_entityIDs, context.graph());
+         function hidePane() {
+           context.ui().togglePanes();
          }
 
-         return utilRebind(maxspeed, dispatch$1, 'on');
-       }
+         pane.togglePane = function (d3_event) {
+           if (d3_event) d3_event.preventDefault();
 
-       function uiFieldRadio(field, context) {
-         var dispatch$1 = dispatch('change');
-         var placeholder = select(null);
-         var wrap = select(null);
-         var labels = select(null);
-         var radios = select(null);
-         var radioData = (field.options || field.strings && field.strings.options && Object.keys(field.strings.options) || field.keys).slice(); // shallow copy
+           _paneTooltip.hide();
 
-         var typeField;
-         var layerField;
-         var _oldType = {};
-         var _entityIDs = [];
+           context.ui().togglePanes(!_paneSelection.classed('shown') ? _paneSelection : undefined);
+         };
 
-         function selectedKey() {
-           var node = wrap.selectAll('.form-field-input-radio label.active input');
-           return !node.empty() && node.datum();
-         }
+         pane.renderToggleButton = function (selection) {
+           if (!_paneTooltip) {
+             _paneTooltip = uiTooltip().placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left').title(_description).keys([_key]);
+           }
 
-         function radio(selection) {
-           selection.classed('preset-radio', true);
-           wrap = selection.selectAll('.form-field-input-wrap').data([0]);
-           var enter = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-radio');
-           enter.append('span').attr('class', 'placeholder');
-           wrap = wrap.merge(enter);
-           placeholder = wrap.selectAll('.placeholder');
-           labels = wrap.selectAll('label').data(radioData);
-           enter = labels.enter().append('label');
-           enter.append('input').attr('type', 'radio').attr('name', field.id).attr('value', function (d) {
-             return field.t('options.' + d, {
-               'default': d
-             });
-           }).attr('checked', false);
-           enter.append('span').html(function (d) {
-             return field.t.html('options.' + d, {
-               'default': d
+           selection.append('button').on('click', pane.togglePane).call(svgIcon('#' + _iconName, 'light')).call(_paneTooltip);
+         };
+
+         pane.renderContent = function (selection) {
+           // override to fully customize content
+           if (_sections) {
+             _sections.forEach(function (section) {
+               selection.call(section.render);
              });
-           });
-           labels = labels.merge(enter);
-           radios = labels.selectAll('input').on('change', changeRadio);
-         }
+           }
+         };
 
-         function structureExtras(selection, tags) {
-           var selected = selectedKey() || tags.layer !== undefined;
-           var type = _mainPresetIndex.field(selected);
-           var layer = _mainPresetIndex.field('layer');
-           var showLayer = selected === 'bridge' || selected === 'tunnel' || tags.layer !== undefined;
-           var extrasWrap = selection.selectAll('.structure-extras-wrap').data(selected ? [0] : []);
-           extrasWrap.exit().remove();
-           extrasWrap = extrasWrap.enter().append('div').attr('class', 'structure-extras-wrap').merge(extrasWrap);
-           var list = extrasWrap.selectAll('ul').data([0]);
-           list = list.enter().append('ul').attr('class', 'rows').merge(list); // Type
+         pane.renderPane = function (selection) {
+           _paneSelection = selection.append('div').attr('class', 'fillL map-pane hide ' + id + '-pane').attr('pane', id);
 
-           if (type) {
-             if (!typeField || typeField.id !== selected) {
-               typeField = uiField(context, type, _entityIDs, {
-                 wrap: false
-               }).on('change', changeType);
-             }
+           var heading = _paneSelection.append('div').attr('class', 'pane-heading');
 
-             typeField.tags(tags);
-           } else {
-             typeField = null;
-           }
+           heading.append('h2').html(_label);
+           heading.append('button').attr('title', _t('icons.close')).on('click', hidePane).call(svgIcon('#iD-icon-close'));
 
-           var typeItem = list.selectAll('.structure-type-item').data(typeField ? [typeField] : [], function (d) {
-             return d.id;
-           }); // Exit
+           _paneSelection.append('div').attr('class', 'pane-content').call(pane.renderContent);
 
-           typeItem.exit().remove(); // Enter
+           if (_key) {
+             context.keybinding().on(_key, pane.togglePane);
+           }
+         };
 
-           var typeEnter = typeItem.enter().insert('li', ':first-child').attr('class', 'labeled-input structure-type-item');
-           typeEnter.append('span').attr('class', 'label structure-label-type').attr('for', 'preset-input-' + selected).html(_t.html('inspector.radio.structure.type'));
-           typeEnter.append('div').attr('class', 'structure-input-type-wrap'); // Update
+         return pane;
+       }
 
-           typeItem = typeItem.merge(typeEnter);
+       function uiSectionBackgroundDisplayOptions(context) {
+         var section = uiSection('background-display-options', context).label(_t.html('background.display_options')).disclosureContent(renderDisclosureContent);
 
-           if (typeField) {
-             typeItem.selectAll('.structure-input-type-wrap').call(typeField.render);
-           } // Layer
+         var _detected = utilDetect();
 
+         var _storedOpacity = corePreferences('background-opacity');
 
-           if (layer && showLayer) {
-             if (!layerField) {
-               layerField = uiField(context, layer, _entityIDs, {
-                 wrap: false
-               }).on('change', changeLayer);
-             }
+         var _minVal = 0;
 
-             layerField.tags(tags);
-             field.keys = utilArrayUnion(field.keys, ['layer']);
-           } else {
-             layerField = null;
-             field.keys = field.keys.filter(function (k) {
-               return k !== 'layer';
-             });
-           }
+         var _maxVal = _detected.cssfilters ? 3 : 1;
 
-           var layerItem = list.selectAll('.structure-layer-item').data(layerField ? [layerField] : []); // Exit
+         var _sliders = _detected.cssfilters ? ['brightness', 'contrast', 'saturation', 'sharpness'] : ['brightness'];
 
-           layerItem.exit().remove(); // Enter
+         var _options = {
+           brightness: _storedOpacity !== null ? +_storedOpacity : 1,
+           contrast: 1,
+           saturation: 1,
+           sharpness: 1
+         };
 
-           var layerEnter = layerItem.enter().append('li').attr('class', 'labeled-input structure-layer-item');
-           layerEnter.append('span').attr('class', 'label structure-label-layer').attr('for', 'preset-input-layer').html(_t.html('inspector.radio.structure.layer'));
-           layerEnter.append('div').attr('class', 'structure-input-layer-wrap'); // Update
+         function clamp(x, min, max) {
+           return Math.max(min, Math.min(x, max));
+         }
 
-           layerItem = layerItem.merge(layerEnter);
+         function updateValue(d, val) {
+           val = clamp(val, _minVal, _maxVal);
+           _options[d] = val;
+           context.background()[d](val);
 
-           if (layerField) {
-             layerItem.selectAll('.structure-input-layer-wrap').call(layerField.render);
+           if (d === 'brightness') {
+             corePreferences('background-opacity', val);
            }
+
+           section.reRender();
          }
 
-         function changeType(t, onInput) {
-           var key = selectedKey();
-           if (!key) return;
-           var val = t[key];
+         function renderDisclosureContent(selection) {
+           var container = selection.selectAll('.display-options-container').data([0]);
+           var containerEnter = container.enter().append('div').attr('class', 'display-options-container controls-list'); // add slider controls
 
-           if (val !== 'no') {
-             _oldType[key] = val;
-           }
+           var slidersEnter = containerEnter.selectAll('.display-control').data(_sliders).enter().append('label').attr('class', function (d) {
+             return 'display-control display-control-' + d;
+           });
+           slidersEnter.html(function (d) {
+             return _t.html('background.' + d);
+           }).append('span').attr('class', function (d) {
+             return 'display-option-value display-option-value-' + d;
+           });
+           var sildersControlEnter = slidersEnter.append('div').attr('class', 'control-wrap');
+           sildersControlEnter.append('input').attr('class', function (d) {
+             return 'display-option-input display-option-input-' + d;
+           }).attr('type', 'range').attr('min', _minVal).attr('max', _maxVal).attr('step', '0.05').on('input', function (d3_event, d) {
+             var val = select(this).property('value');
 
-           if (field.type === 'structureRadio') {
-             // remove layer if it should not be set
-             if (val === 'no' || key !== 'bridge' && key !== 'tunnel' || key === 'tunnel' && val === 'building_passage') {
-               t.layer = undefined;
-             } // add layer if it should be set
+             if (!val && d3_event && d3_event.target) {
+               val = d3_event.target.value;
+             }
 
+             updateValue(d, val);
+           });
+           sildersControlEnter.append('button').attr('title', function (d) {
+             return "".concat(_t('background.reset'), " ").concat(_t('background.' + d));
+           }).attr('class', function (d) {
+             return 'display-option-reset display-option-reset-' + d;
+           }).on('click', function (d3_event, d) {
+             if (d3_event.button !== 0) return;
+             updateValue(d, 1);
+           }).call(svgIcon('#iD-icon-' + (_mainLocalizer.textDirection() === 'rtl' ? 'redo' : 'undo'))); // reset all button
 
-             if (t.layer === undefined) {
-               if (key === 'bridge' && val !== 'no') {
-                 t.layer = '1';
-               }
+           containerEnter.append('a').attr('class', 'display-option-resetlink').attr('role', 'button').attr('href', '#').call(_t.append('background.reset_all')).on('click', function (d3_event) {
+             d3_event.preventDefault();
 
-               if (key === 'tunnel' && val !== 'no' && val !== 'building_passage') {
-                 t.layer = '-1';
-               }
+             for (var i = 0; i < _sliders.length; i++) {
+               updateValue(_sliders[i], 1);
              }
-           }
+           }); // update
 
-           dispatch$1.call('change', this, t, onInput);
-         }
+           container = containerEnter.merge(container);
+           container.selectAll('.display-option-input').property('value', function (d) {
+             return _options[d];
+           });
+           container.selectAll('.display-option-value').text(function (d) {
+             return Math.floor(_options[d] * 100) + '%';
+           });
+           container.selectAll('.display-option-reset').classed('disabled', function (d) {
+             return _options[d] === 1;
+           }); // first time only, set brightness if needed
 
-         function changeLayer(t, onInput) {
-           if (t.layer === '0') {
-             t.layer = undefined;
+           if (containerEnter.size() && _options.brightness !== 1) {
+             context.background().brightness(_options.brightness);
            }
-
-           dispatch$1.call('change', this, t, onInput);
          }
 
-         function changeRadio() {
-           var t = {};
-           var activeKey;
-
-           if (field.key) {
-             t[field.key] = undefined;
-           }
+         return section;
+       }
 
-           radios.each(function (d) {
-             var active = select(this).property('checked');
-             if (active) activeKey = d;
+       function uiSettingsCustomBackground() {
+         var dispatch = dispatch$8('change');
 
-             if (field.key) {
-               if (active) t[field.key] = d;
-             } else {
-               var val = _oldType[activeKey] || 'yes';
-               t[d] = active ? val : undefined;
-             }
-           });
+         function render(selection) {
+           // keep separate copies of original and current settings
+           var _origSettings = {
+             template: corePreferences('background-custom-template')
+           };
+           var _currSettings = {
+             template: corePreferences('background-custom-template')
+           };
+           var example = 'https://{switch:a,b,c}.tile.openstreetmap.org/{zoom}/{x}/{y}.png';
+           var modal = uiConfirm(selection).okButton();
+           modal.classed('settings-modal settings-custom-background', true);
+           modal.select('.modal-section.header').append('h3').call(_t.append('settings.custom_background.header'));
+           var textSection = modal.select('.modal-section.message-text');
+           var instructions = "".concat(_t.html('settings.custom_background.instructions.info'), "\n") + '\n' + "#### ".concat(_t.html('settings.custom_background.instructions.wms.tokens_label'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.wms.tokens.proj'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.wms.tokens.wkid'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.wms.tokens.dimensions'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.wms.tokens.bbox'), "\n") + '\n' + "#### ".concat(_t.html('settings.custom_background.instructions.tms.tokens_label'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.tms.tokens.xyz'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.tms.tokens.flipped_y'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.tms.tokens.switch'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.tms.tokens.quadtile'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.tms.tokens.scale_factor'), "\n") + '\n' + "#### ".concat(_t.html('settings.custom_background.instructions.example'), "\n") + "`".concat(example, "`");
+           textSection.append('div').attr('class', 'instructions-template').html(marked_1(instructions));
+           textSection.append('textarea').attr('class', 'field-template').attr('placeholder', _t('settings.custom_background.template.placeholder')).call(utilNoAuto).property('value', _currSettings.template); // insert a cancel button
 
-           if (field.type === 'structureRadio') {
-             if (activeKey === 'bridge') {
-               t.layer = '1';
-             } else if (activeKey === 'tunnel' && t.tunnel !== 'building_passage') {
-               t.layer = '-1';
-             } else {
-               t.layer = undefined;
-             }
-           }
+           var buttonSection = modal.select('.modal-section.buttons');
+           buttonSection.insert('button', '.ok-button').attr('class', 'button cancel-button secondary-action').call(_t.append('confirm.cancel'));
+           buttonSection.select('.cancel-button').on('click.cancel', clickCancel);
+           buttonSection.select('.ok-button').attr('disabled', isSaveDisabled).on('click.save', clickSave);
 
-           dispatch$1.call('change', this, t);
-         }
+           function isSaveDisabled() {
+             return null;
+           } // restore the original template
 
-         radio.tags = function (tags) {
-           radios.property('checked', function (d) {
-             if (field.key) {
-               return tags[field.key] === d;
-             }
 
-             return !!(typeof tags[d] === 'string' && tags[d].toLowerCase() !== 'no');
-           });
+           function clickCancel() {
+             textSection.select('.field-template').property('value', _origSettings.template);
+             corePreferences('background-custom-template', _origSettings.template);
+             this.blur();
+             modal.close();
+           } // accept the current template
 
-           function isMixed(d) {
-             if (field.key) {
-               return Array.isArray(tags[field.key]) && tags[field.key].includes(d);
-             }
 
-             return Array.isArray(tags[d]);
+           function clickSave() {
+             _currSettings.template = textSection.select('.field-template').property('value');
+             corePreferences('background-custom-template', _currSettings.template);
+             this.blur();
+             modal.close();
+             dispatch.call('change', this, _currSettings);
            }
+         }
 
-           labels.classed('active', function (d) {
-             if (field.key) {
-               return Array.isArray(tags[field.key]) && tags[field.key].includes(d) || tags[field.key] === d;
-             }
-
-             return Array.isArray(tags[d]) || !!(tags[d] && tags[d].toLowerCase() !== 'no');
-           }).classed('mixed', isMixed).attr('title', function (d) {
-             return isMixed(d) ? _t('inspector.unshared_value_tooltip') : null;
-           });
-           var selection = radios.filter(function () {
-             return this.checked;
-           });
+         return utilRebind(render, dispatch, 'on');
+       }
 
-           if (selection.empty()) {
-             placeholder.html(_t.html('inspector.none'));
-           } else {
-             placeholder.html(selection.attr('value'));
-             _oldType[selection.datum()] = tags[selection.datum()];
-           }
+       function uiSectionBackgroundList(context) {
+         var _backgroundList = select(null);
 
-           if (field.type === 'structureRadio') {
-             // For waterways without a tunnel tag, set 'culvert' as
-             // the _oldType to default to if the user picks 'tunnel'
-             if (!!tags.waterway && !_oldType.tunnel) {
-               _oldType.tunnel = 'culvert';
-             }
+         var _customSource = context.background().findSource('custom');
 
-             wrap.call(structureExtras, tags);
-           }
-         };
+         var _settingsCustomBackground = uiSettingsCustomBackground().on('change', customChanged);
 
-         radio.focus = function () {
-           radios.node().focus();
-         };
+         var section = uiSection('background-list', context).label(_t.html('background.backgrounds')).disclosureContent(renderDisclosureContent);
 
-         radio.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
-           _oldType = {};
-           return radio;
-         };
+         function previousBackgroundID() {
+           return corePreferences('background-last-used-toggle');
+         }
 
-         radio.isAllowed = function () {
-           return _entityIDs.length === 1;
-         };
+         function renderDisclosureContent(selection) {
+           // the background list
+           var container = selection.selectAll('.layer-background-list').data([0]);
+           _backgroundList = container.enter().append('ul').attr('class', 'layer-list layer-background-list').attr('dir', 'auto').merge(container); // add minimap toggle below list
 
-         return utilRebind(radio, dispatch$1, 'on');
-       }
+           var bgExtrasListEnter = selection.selectAll('.bg-extras-list').data([0]).enter().append('ul').attr('class', 'layer-list bg-extras-list');
+           var minimapLabelEnter = bgExtrasListEnter.append('li').attr('class', 'minimap-toggle-item').append('label').call(uiTooltip().title(_t.html('background.minimap.tooltip')).keys([_t('background.minimap.key')]).placement('top'));
+           minimapLabelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event) {
+             d3_event.preventDefault();
+             uiMapInMap.toggle();
+           });
+           minimapLabelEnter.append('span').call(_t.append('background.minimap.description'));
+           var panelLabelEnter = bgExtrasListEnter.append('li').attr('class', 'background-panel-toggle-item').append('label').call(uiTooltip().title(_t.html('background.panel.tooltip')).keys([uiCmd('⌘⇧' + _t('info_panels.background.key'))]).placement('top'));
+           panelLabelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event) {
+             d3_event.preventDefault();
+             context.ui().info.toggle('background');
+           });
+           panelLabelEnter.append('span').call(_t.append('background.panel.description'));
+           var locPanelLabelEnter = bgExtrasListEnter.append('li').attr('class', 'location-panel-toggle-item').append('label').call(uiTooltip().title(_t.html('background.location_panel.tooltip')).keys([uiCmd('⌘⇧' + _t('info_panels.location.key'))]).placement('top'));
+           locPanelLabelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event) {
+             d3_event.preventDefault();
+             context.ui().info.toggle('location');
+           });
+           locPanelLabelEnter.append('span').call(_t.append('background.location_panel.description')); // "Info / Report a Problem" link
 
-       function uiFieldRestrictions(field, context) {
-         var dispatch$1 = dispatch('change');
-         var breathe = behaviorBreathe();
-         corePreferences('turn-restriction-via-way', null); // remove old key
+           selection.selectAll('.imagery-faq').data([0]).enter().append('div').attr('class', 'imagery-faq').append('a').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).attr('href', 'https://github.com/openstreetmap/iD/blob/develop/FAQ.md#how-can-i-report-an-issue-with-background-imagery').append('span').call(_t.append('background.imagery_problem_faq'));
 
-         var storedViaWay = corePreferences('turn-restriction-via-way0'); // use new key #6922
+           _backgroundList.call(drawListItems, 'radio', function (d3_event, d) {
+             chooseBackground(d);
+           }, function (d) {
+             return !d.isHidden() && !d.overlay;
+           });
+         }
 
-         var storedDistance = corePreferences('turn-restriction-distance');
+         function setTooltips(selection) {
+           selection.each(function (d, i, nodes) {
+             var item = select(this).select('label');
+             var span = item.select('span');
+             var placement = i < nodes.length / 2 ? 'bottom' : 'top';
+             var description = d.description();
+             var isOverflowing = span.property('clientWidth') !== span.property('scrollWidth');
+             item.call(uiTooltip().destroyAny);
 
-         var _maxViaWay = storedViaWay !== null ? +storedViaWay : 0;
+             if (d.id === previousBackgroundID()) {
+               item.call(uiTooltip().placement(placement).title('<div>' + _t.html('background.switch') + '</div>').keys([uiCmd('⌘' + _t('background.key'))]));
+             } else if (description || isOverflowing) {
+               item.call(uiTooltip().placement(placement).title(description || d.label()));
+             }
+           });
+         }
 
-         var _maxDistance = storedDistance ? +storedDistance : 30;
+         function drawListItems(layerList, type, change, filter) {
+           var sources = context.background().sources(context.map().extent(), context.map().zoom(), true).filter(filter).sort(function (a, b) {
+             return a.best() && !b.best() ? -1 : b.best() && !a.best() ? 1 : d3_descending(a.area(), b.area()) || d3_ascending(a.name(), b.name()) || 0;
+           });
+           var layerLinks = layerList.selectAll('li') // We have to be a bit inefficient about reordering the list since
+           // arrow key navigation of radio values likes to work in the order
+           // they were added, not the display document order.
+           .data(sources, function (d, i) {
+             return d.id + '---' + i;
+           });
+           layerLinks.exit().remove();
+           var enter = layerLinks.enter().append('li').classed('layer-custom', function (d) {
+             return d.id === 'custom';
+           }).classed('best', function (d) {
+             return d.best();
+           });
+           var label = enter.append('label');
+           label.append('input').attr('type', type).attr('name', 'background-layer').attr('value', function (d) {
+             return d.id;
+           }).on('change', change);
+           label.append('span').html(function (d) {
+             return d.label();
+           });
+           enter.filter(function (d) {
+             return d.id === 'custom';
+           }).append('button').attr('class', 'layer-browse').call(uiTooltip().title(_t.html('settings.custom_background.tooltip')).placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left')).on('click', function (d3_event) {
+             d3_event.preventDefault();
+             editCustom();
+           }).call(svgIcon('#iD-icon-more'));
+           enter.filter(function (d) {
+             return d.best();
+           }).append('div').attr('class', 'best').call(uiTooltip().title(_t.html('background.best_imagery')).placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left')).append('span').html('&#9733;');
+           layerList.call(updateLayerSelections);
+         }
 
-         var _initialized = false;
+         function updateLayerSelections(selection) {
+           function active(d) {
+             return context.background().showsLayer(d);
+           }
 
-         var _parent = select(null); // the entire field
+           selection.selectAll('li').classed('active', active).classed('switch', function (d) {
+             return d.id === previousBackgroundID();
+           }).call(setTooltips).selectAll('input').property('checked', active);
+         }
 
+         function chooseBackground(d) {
+           if (d.id === 'custom' && !d.template()) {
+             return editCustom();
+           }
 
-         var _container = select(null); // just the map
+           var previousBackground = context.background().baseLayerSource();
+           corePreferences('background-last-used-toggle', previousBackground.id);
+           corePreferences('background-last-used', d.id);
+           context.background().baseLayerSource(d);
+         }
 
+         function customChanged(d) {
+           if (d && d.template) {
+             _customSource.template(d.template);
 
-         var _oldTurns;
+             chooseBackground(_customSource);
+           } else {
+             _customSource.template('');
 
-         var _graph;
+             chooseBackground(context.background().findSource('none'));
+           }
+         }
 
-         var _vertexID;
+         function editCustom() {
+           context.container().call(_settingsCustomBackground);
+         }
 
-         var _intersection;
+         context.background().on('change.background_list', function () {
+           _backgroundList.call(updateLayerSelections);
+         });
+         context.map().on('move.background_list', debounce(function () {
+           // layers in-view may have changed due to map move
+           window.requestIdleCallback(section.reRender);
+         }, 1000));
+         return section;
+       }
 
-         var _fromWayID;
+       function uiSectionBackgroundOffset(context) {
+         var section = uiSection('background-offset', context).label(_t.html('background.fix_misalignment')).disclosureContent(renderDisclosureContent).expandedByDefault(false);
 
-         var _lastXPos;
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
 
-         function restrictions(selection) {
-           _parent = selection; // try to reuse the intersection, but always rebuild it if the graph has changed
+         var _directions = [['top', [0, -0.5]], ['left', [-0.5, 0]], ['right', [0.5, 0]], ['bottom', [0, 0.5]]];
 
-           if (_vertexID && (context.graph() !== _graph || !_intersection)) {
-             _graph = context.graph();
-             _intersection = osmIntersection(_graph, _vertexID, _maxDistance);
-           } // It's possible for there to be no actual intersection here.
-           // for example, a vertex of two `highway=path`
-           // In this case, hide the field.
+         function updateValue() {
+           var meters = geoOffsetToMeters(context.background().offset());
+           var x = +meters[0].toFixed(2);
+           var y = +meters[1].toFixed(2);
+           context.container().selectAll('.nudge-inner-rect').select('input').classed('error', false).property('value', x + ', ' + y);
+           context.container().selectAll('.nudge-reset').classed('disabled', function () {
+             return x === 0 && y === 0;
+           });
+         }
 
+         function resetOffset() {
+           context.background().offset([0, 0]);
+           updateValue();
+         }
 
-           var isOK = _intersection && _intersection.vertices.length && // has vertices
-           _intersection.vertices // has the vertex that the user selected
-           .filter(function (vertex) {
-             return vertex.id === _vertexID;
-           }).length && _intersection.ways.length > 2 && // has more than 2 ways
-           _intersection.ways // has more than 1 TO way
-           .filter(function (way) {
-             return way.__to;
-           }).length > 1; // Also hide in the case where
+         function nudge(d) {
+           context.background().nudge(d, context.map().zoom());
+           updateValue();
+         }
 
-           select(selection.node().parentNode).classed('hide', !isOK); // if form field is hidden or has detached from dom, clean up.
+         function inputOffset() {
+           var input = select(this);
+           var d = input.node().value;
+           if (d === '') return resetOffset();
+           d = d.replace(/;/g, ',').split(',').map(function (n) {
+             // if n is NaN, it will always get mapped to false.
+             return !isNaN(n) && n;
+           });
 
-           if (!isOK || !context.container().select('.inspector-wrap.inspector-hidden').empty() || !selection.node().parentNode || !selection.node().parentNode.parentNode) {
-             selection.call(restrictions.off);
+           if (d.length !== 2 || !d[0] || !d[1]) {
+             input.classed('error', true);
              return;
            }
 
-           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
-           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
-           var container = wrap.selectAll('.restriction-container').data([0]); // enter
+           context.background().offset(geoMetersToOffset(d));
+           updateValue();
+         }
 
-           var containerEnter = container.enter().append('div').attr('class', 'restriction-container');
-           containerEnter.append('div').attr('class', 'restriction-help'); // update
+         function dragOffset(d3_event) {
+           if (d3_event.button !== 0) return;
+           var origin = [d3_event.clientX, d3_event.clientY];
+           var pointerId = d3_event.pointerId || 'mouse';
+           context.container().append('div').attr('class', 'nudge-surface');
+           select(window).on(_pointerPrefix + 'move.drag-bg-offset', pointermove).on(_pointerPrefix + 'up.drag-bg-offset', pointerup);
 
-           _container = containerEnter.merge(container).call(renderViewer);
-           var controls = wrap.selectAll('.restriction-controls').data([0]); // enter/update
+           if (_pointerPrefix === 'pointer') {
+             select(window).on('pointercancel.drag-bg-offset', pointerup);
+           }
 
-           controls.enter().append('div').attr('class', 'restriction-controls-container').append('div').attr('class', 'restriction-controls').merge(controls).call(renderControls);
+           function pointermove(d3_event) {
+             if (pointerId !== (d3_event.pointerId || 'mouse')) return;
+             var latest = [d3_event.clientX, d3_event.clientY];
+             var d = [-(origin[0] - latest[0]) / 4, -(origin[1] - latest[1]) / 4];
+             origin = latest;
+             nudge(d);
+           }
+
+           function pointerup(d3_event) {
+             if (pointerId !== (d3_event.pointerId || 'mouse')) return;
+             if (d3_event.button !== 0) return;
+             context.container().selectAll('.nudge-surface').remove();
+             select(window).on('.drag-bg-offset', null);
+           }
          }
 
-         function renderControls(selection) {
-           var distControl = selection.selectAll('.restriction-distance').data([0]);
-           distControl.exit().remove();
-           var distControlEnter = distControl.enter().append('div').attr('class', 'restriction-control restriction-distance');
-           distControlEnter.append('span').attr('class', 'restriction-control-label restriction-distance-label').html(_t.html('restriction.controls.distance') + ':');
-           distControlEnter.append('input').attr('class', 'restriction-distance-input').attr('type', 'range').attr('min', '20').attr('max', '50').attr('step', '5');
-           distControlEnter.append('span').attr('class', 'restriction-distance-text'); // update
+         function renderDisclosureContent(selection) {
+           var container = selection.selectAll('.nudge-container').data([0]);
+           var containerEnter = container.enter().append('div').attr('class', 'nudge-container');
+           containerEnter.append('div').attr('class', 'nudge-instructions').call(_t.append('background.offset'));
+           var nudgeWrapEnter = containerEnter.append('div').attr('class', 'nudge-controls-wrap');
+           var nudgeEnter = nudgeWrapEnter.append('div').attr('class', 'nudge-outer-rect').on(_pointerPrefix + 'down', dragOffset);
+           nudgeEnter.append('div').attr('class', 'nudge-inner-rect').append('input').attr('type', 'text').attr('aria-label', _t('background.offset_label')).on('change', inputOffset);
+           nudgeWrapEnter.append('div').selectAll('button').data(_directions).enter().append('button').attr('title', function (d) {
+             return _t("background.nudge.".concat(d[0]));
+           }).attr('class', function (d) {
+             return d[0] + ' nudge';
+           }).on('click', function (d3_event, d) {
+             nudge(d[1]);
+           });
+           nudgeWrapEnter.append('button').attr('title', _t('background.reset')).attr('class', 'nudge-reset disabled').on('click', function (d3_event) {
+             d3_event.preventDefault();
+             resetOffset();
+           }).call(svgIcon('#iD-icon-' + (_mainLocalizer.textDirection() === 'rtl' ? 'redo' : 'undo')));
+           updateValue();
+         }
 
-           selection.selectAll('.restriction-distance-input').property('value', _maxDistance).on('input', function () {
-             var val = select(this).property('value');
-             _maxDistance = +val;
-             _intersection = null;
+         context.background().on('change.backgroundOffset-update', updateValue);
+         return section;
+       }
 
-             _container.selectAll('.layer-osm .layer-turns *').remove();
+       function uiSectionOverlayList(context) {
+         var section = uiSection('overlay-list', context).label(_t.html('background.overlays')).disclosureContent(renderDisclosureContent);
 
-             corePreferences('turn-restriction-distance', _maxDistance);
+         var _overlayList = select(null);
 
-             _parent.call(restrictions);
+         function setTooltips(selection) {
+           selection.each(function (d, i, nodes) {
+             var item = select(this).select('label');
+             var span = item.select('span');
+             var placement = i < nodes.length / 2 ? 'bottom' : 'top';
+             var description = d.description();
+             var isOverflowing = span.property('clientWidth') !== span.property('scrollWidth');
+             item.call(uiTooltip().destroyAny);
+
+             if (description || isOverflowing) {
+               item.call(uiTooltip().placement(placement).title(description || d.name()));
+             }
            });
-           selection.selectAll('.restriction-distance-text').html(displayMaxDistance(_maxDistance));
-           var viaControl = selection.selectAll('.restriction-via-way').data([0]);
-           viaControl.exit().remove();
-           var viaControlEnter = viaControl.enter().append('div').attr('class', 'restriction-control restriction-via-way');
-           viaControlEnter.append('span').attr('class', 'restriction-control-label restriction-via-way-label').html(_t.html('restriction.controls.via') + ':');
-           viaControlEnter.append('input').attr('class', 'restriction-via-way-input').attr('type', 'range').attr('min', '0').attr('max', '2').attr('step', '1');
-           viaControlEnter.append('span').attr('class', 'restriction-via-way-text'); // update
+         }
 
-           selection.selectAll('.restriction-via-way-input').property('value', _maxViaWay).on('input', function () {
-             var val = select(this).property('value');
-             _maxViaWay = +val;
+         function updateLayerSelections(selection) {
+           function active(d) {
+             return context.background().showsLayer(d);
+           }
 
-             _container.selectAll('.layer-osm .layer-turns *').remove();
+           selection.selectAll('li').classed('active', active).call(setTooltips).selectAll('input').property('checked', active);
+         }
 
-             corePreferences('turn-restriction-via-way0', _maxViaWay);
+         function chooseOverlay(d3_event, d) {
+           d3_event.preventDefault();
+           context.background().toggleOverlayLayer(d);
 
-             _parent.call(restrictions);
+           _overlayList.call(updateLayerSelections);
+
+           document.activeElement.blur();
+         }
+
+         function drawListItems(layerList, type, change, filter) {
+           var sources = context.background().sources(context.map().extent(), context.map().zoom(), true).filter(filter);
+           var layerLinks = layerList.selectAll('li').data(sources, function (d) {
+             return d.name();
+           });
+           layerLinks.exit().remove();
+           var enter = layerLinks.enter().append('li');
+           var label = enter.append('label');
+           label.append('input').attr('type', type).attr('name', 'layers').on('change', change);
+           label.append('span').html(function (d) {
+             return d.label();
            });
-           selection.selectAll('.restriction-via-way-text').html(displayMaxVia(_maxViaWay));
+           layerList.selectAll('li').sort(sortSources);
+           layerList.call(updateLayerSelections);
+
+           function sortSources(a, b) {
+             return a.best() && !b.best() ? -1 : b.best() && !a.best() ? 1 : d3_descending(a.area(), b.area()) || d3_ascending(a.name(), b.name()) || 0;
+           }
          }
 
-         function renderViewer(selection) {
-           if (!_intersection) return;
-           var vgraph = _intersection.graph;
-           var filter = utilFunctor(true);
-           var projection = geoRawMercator(); // Reflow warning: `utilGetDimensions` calls `getBoundingClientRect`
-           // Instead of asking the restriction-container for its dimensions,
-           //  we can ask the .sidebar, which can have its dimensions cached.
-           // width: calc as sidebar - padding
-           // height: hardcoded (from `80_app.css`)
-           // var d = utilGetDimensions(selection);
+         function renderDisclosureContent(selection) {
+           var container = selection.selectAll('.layer-overlay-list').data([0]);
+           _overlayList = container.enter().append('ul').attr('class', 'layer-list layer-overlay-list').attr('dir', 'auto').merge(container);
 
-           var sdims = utilGetDimensions(context.container().select('.sidebar'));
-           var d = [sdims[0] - 50, 370];
-           var c = geoVecScale(d, 0.5);
-           var z = 22;
-           projection.scale(geoZoomToScale(z)); // Calculate extent of all key vertices
+           _overlayList.call(drawListItems, 'checkbox', chooseOverlay, function (d) {
+             return !d.isHidden() && d.overlay;
+           });
+         }
 
-           var extent = geoExtent();
+         context.map().on('move.overlay_list', debounce(function () {
+           // layers in-view may have changed due to map move
+           window.requestIdleCallback(section.reRender);
+         }, 1000));
+         return section;
+       }
 
-           for (var i = 0; i < _intersection.vertices.length; i++) {
-             extent._extend(_intersection.vertices[i].extent());
-           } // If this is a large intersection, adjust zoom to fit extent
+       function uiPaneBackground(context) {
+         var backgroundPane = uiPane('background', context).key(_t('background.key')).label(_t.html('background.title')).description(_t.html('background.description')).iconName('iD-icon-layers').sections([uiSectionBackgroundList(context), uiSectionOverlayList(context), uiSectionBackgroundDisplayOptions(context), uiSectionBackgroundOffset(context)]);
+         return backgroundPane;
+       }
 
+       function uiPaneHelp(context) {
+         var docKeys = [['help', ['welcome', 'open_data_h', 'open_data', 'before_start_h', 'before_start', 'open_source_h', 'open_source', 'open_source_help']], ['overview', ['navigation_h', 'navigation_drag', 'navigation_zoom', 'features_h', 'features', 'nodes_ways']], ['editing', ['select_h', 'select_left_click', 'select_right_click', 'select_space', 'multiselect_h', 'multiselect', 'multiselect_shift_click', 'multiselect_lasso', 'undo_redo_h', 'undo_redo', 'save_h', 'save', 'save_validation', 'upload_h', 'upload', 'backups_h', 'backups', 'keyboard_h', 'keyboard']], ['feature_editor', ['intro', 'definitions', 'type_h', 'type', 'type_picker', 'fields_h', 'fields_all_fields', 'fields_example', 'fields_add_field', 'tags_h', 'tags_all_tags', 'tags_resources']], ['points', ['intro', 'add_point_h', 'add_point', 'add_point_finish', 'move_point_h', 'move_point', 'delete_point_h', 'delete_point', 'delete_point_command']], ['lines', ['intro', 'add_line_h', 'add_line', 'add_line_draw', 'add_line_continue', 'add_line_finish', 'modify_line_h', 'modify_line_dragnode', 'modify_line_addnode', 'connect_line_h', 'connect_line', 'connect_line_display', 'connect_line_drag', 'connect_line_tag', 'disconnect_line_h', 'disconnect_line_command', 'move_line_h', 'move_line_command', 'move_line_connected', 'delete_line_h', 'delete_line', 'delete_line_command']], ['areas', ['intro', 'point_or_area_h', 'point_or_area', 'add_area_h', 'add_area_command', 'add_area_draw', 'add_area_continue', 'add_area_finish', 'square_area_h', 'square_area_command', 'modify_area_h', 'modify_area_dragnode', 'modify_area_addnode', 'delete_area_h', 'delete_area', 'delete_area_command']], ['relations', ['intro', 'edit_relation_h', 'edit_relation', 'edit_relation_add', 'edit_relation_delete', 'maintain_relation_h', 'maintain_relation', 'relation_types_h', 'multipolygon_h', 'multipolygon', 'multipolygon_create', 'multipolygon_merge', 'turn_restriction_h', 'turn_restriction', 'turn_restriction_field', 'turn_restriction_editing', 'route_h', 'route', 'route_add', 'boundary_h', 'boundary', 'boundary_add']], ['operations', ['intro', 'intro_2', 'straighten', 'orthogonalize', 'circularize', 'move', 'rotate', 'reflect', 'continue', 'reverse', 'disconnect', 'split', 'extract', 'merge', 'delete', 'downgrade', 'copy_paste']], ['notes', ['intro', 'add_note_h', 'add_note', 'place_note', 'move_note', 'update_note_h', 'update_note', 'save_note_h', 'save_note']], ['imagery', ['intro', 'sources_h', 'choosing', 'sources', 'offsets_h', 'offset', 'offset_change']], ['streetlevel', ['intro', 'using_h', 'using', 'photos', 'viewer']], ['gps', ['intro', 'survey', 'using_h', 'using', 'tracing', 'upload']], ['qa', ['intro', 'tools_h', 'tools', 'issues_h', 'issues']]];
+         var headings = {
+           'help.help.open_data_h': 3,
+           'help.help.before_start_h': 3,
+           'help.help.open_source_h': 3,
+           'help.overview.navigation_h': 3,
+           'help.overview.features_h': 3,
+           'help.editing.select_h': 3,
+           'help.editing.multiselect_h': 3,
+           'help.editing.undo_redo_h': 3,
+           'help.editing.save_h': 3,
+           'help.editing.upload_h': 3,
+           'help.editing.backups_h': 3,
+           'help.editing.keyboard_h': 3,
+           'help.feature_editor.type_h': 3,
+           'help.feature_editor.fields_h': 3,
+           'help.feature_editor.tags_h': 3,
+           'help.points.add_point_h': 3,
+           'help.points.move_point_h': 3,
+           'help.points.delete_point_h': 3,
+           'help.lines.add_line_h': 3,
+           'help.lines.modify_line_h': 3,
+           'help.lines.connect_line_h': 3,
+           'help.lines.disconnect_line_h': 3,
+           'help.lines.move_line_h': 3,
+           'help.lines.delete_line_h': 3,
+           'help.areas.point_or_area_h': 3,
+           'help.areas.add_area_h': 3,
+           'help.areas.square_area_h': 3,
+           'help.areas.modify_area_h': 3,
+           'help.areas.delete_area_h': 3,
+           'help.relations.edit_relation_h': 3,
+           'help.relations.maintain_relation_h': 3,
+           'help.relations.relation_types_h': 2,
+           'help.relations.multipolygon_h': 3,
+           'help.relations.turn_restriction_h': 3,
+           'help.relations.route_h': 3,
+           'help.relations.boundary_h': 3,
+           'help.notes.add_note_h': 3,
+           'help.notes.update_note_h': 3,
+           'help.notes.save_note_h': 3,
+           'help.imagery.sources_h': 3,
+           'help.imagery.offsets_h': 3,
+           'help.streetlevel.using_h': 3,
+           'help.gps.using_h': 3,
+           'help.qa.tools_h': 3,
+           'help.qa.issues_h': 3
+         }; // For each section, squash all the texts into a single markdown document
 
-           if (_intersection.vertices.length > 1) {
-             var padding = 180; // in z22 pixels
+         var docs = docKeys.map(function (key) {
+           var helpkey = 'help.' + key[0];
+           var helpPaneReplacements = {
+             version: context.version
+           };
+           var text = key[1].reduce(function (all, part) {
+             var subkey = helpkey + '.' + part;
+             var depth = headings[subkey]; // is this subkey a heading?
 
-             var tl = projection([extent[0][0], extent[1][1]]);
-             var br = projection([extent[1][0], extent[0][1]]);
-             var hFactor = (br[0] - tl[0]) / (d[0] - padding);
-             var vFactor = (br[1] - tl[1]) / (d[1] - padding);
-             var hZoomDiff = Math.log(Math.abs(hFactor)) / Math.LN2;
-             var vZoomDiff = Math.log(Math.abs(vFactor)) / Math.LN2;
-             z = z - Math.max(hZoomDiff, vZoomDiff);
-             projection.scale(geoZoomToScale(z));
-           }
+             var hhh = depth ? Array(depth + 1).join('#') + ' ' : ''; // if so, prepend with some ##'s
 
-           var padTop = 35; // reserve top space for hint text
+             return all + hhh + helpHtml(subkey, helpPaneReplacements) + '\n\n';
+           }, '');
+           return {
+             title: _t.html(helpkey + '.title'),
+             content: marked_1(text.trim()) // use keyboard key styling for shortcuts
+             .replace(/<code>/g, '<kbd>').replace(/<\/code>/g, '<\/kbd>')
+           };
+         });
+         var helpPane = uiPane('help', context).key(_t('help.key')).label(_t.html('help.title')).description(_t.html('help.title')).iconName('iD-icon-help');
 
-           var extentCenter = projection(extent.center());
-           extentCenter[1] = extentCenter[1] - padTop;
-           projection.translate(geoVecSubtract(c, extentCenter)).clipExtent([[0, 0], d]);
-           var drawLayers = svgLayers(projection, context).only(['osm', 'touch']).dimensions(d);
-           var drawVertices = svgVertices(projection, context);
-           var drawLines = svgLines(projection, context);
-           var drawTurns = svgTurns(projection, context);
-           var firstTime = selection.selectAll('.surface').empty();
-           selection.call(drawLayers);
-           var surface = selection.selectAll('.surface').classed('tr', true);
+         helpPane.renderContent = function (content) {
+           function clickHelp(d, i) {
+             var rtl = _mainLocalizer.textDirection() === 'rtl';
+             content.property('scrollTop', 0);
+             helpPane.selection().select('.pane-heading h2').html(d.title);
+             body.html(d.content);
+             body.selectAll('a').attr('target', '_blank');
+             menuItems.classed('selected', function (m) {
+               return m.title === d.title;
+             });
+             nav.html('');
 
-           if (firstTime) {
-             _initialized = true;
-             surface.call(breathe);
-           } // This can happen if we've lowered the detail while a FROM way
-           // is selected, and that way is no longer part of the intersection.
+             if (rtl) {
+               nav.call(drawNext).call(drawPrevious);
+             } else {
+               nav.call(drawPrevious).call(drawNext);
+             }
 
+             function drawNext(selection) {
+               if (i < docs.length - 1) {
+                 var nextLink = selection.append('a').attr('href', '#').attr('class', 'next').on('click', function (d3_event) {
+                   d3_event.preventDefault();
+                   clickHelp(docs[i + 1], i + 1);
+                 });
+                 nextLink.append('span').html(docs[i + 1].title).call(svgIcon(rtl ? '#iD-icon-backward' : '#iD-icon-forward', 'inline'));
+               }
+             }
 
-           if (_fromWayID && !vgraph.hasEntity(_fromWayID)) {
-             _fromWayID = null;
-             _oldTurns = null;
+             function drawPrevious(selection) {
+               if (i > 0) {
+                 var prevLink = selection.append('a').attr('href', '#').attr('class', 'previous').on('click', function (d3_event) {
+                   d3_event.preventDefault();
+                   clickHelp(docs[i - 1], i - 1);
+                 });
+                 prevLink.call(svgIcon(rtl ? '#iD-icon-forward' : '#iD-icon-backward', 'inline')).append('span').html(docs[i - 1].title);
+               }
+             }
            }
 
-           surface.call(utilSetDimensions, d).call(drawVertices, vgraph, _intersection.vertices, filter, extent, z).call(drawLines, vgraph, _intersection.ways, filter).call(drawTurns, vgraph, _intersection.turns(_fromWayID, _maxViaWay));
-           surface.on('click.restrictions', click).on('mouseover.restrictions', mouseover);
-           surface.selectAll('.selected').classed('selected', false);
-           surface.selectAll('.related').classed('related', false);
-           var way;
+           function clickWalkthrough(d3_event) {
+             d3_event.preventDefault();
+             if (context.inIntro()) return;
+             context.container().call(uiIntro(context));
+             context.ui().togglePanes();
+           }
 
-           if (_fromWayID) {
-             way = vgraph.entity(_fromWayID);
-             surface.selectAll('.' + _fromWayID).classed('selected', true).classed('related', true);
+           function clickShortcuts(d3_event) {
+             d3_event.preventDefault();
+             context.container().call(context.ui().shortcuts, true);
            }
 
-           document.addEventListener('resizeWindow', function () {
-             utilSetDimensions(_container, null);
-             redraw(1);
-           }, false);
-           updateHints(null);
+           var toc = content.append('ul').attr('class', 'toc');
+           var menuItems = toc.selectAll('li').data(docs).enter().append('li').append('a').attr('role', 'button').attr('href', '#').html(function (d) {
+             return d.title;
+           }).on('click', function (d3_event, d) {
+             d3_event.preventDefault();
+             clickHelp(d, docs.indexOf(d));
+           });
+           var shortcuts = toc.append('li').attr('class', 'shortcuts').call(uiTooltip().title(_t.html('shortcuts.tooltip')).keys(['?']).placement('top')).append('a').attr('href', '#').on('click', clickShortcuts);
+           shortcuts.append('div').call(_t.append('shortcuts.title'));
+           var walkthrough = toc.append('li').attr('class', 'walkthrough').append('a').attr('href', '#').on('click', clickWalkthrough);
+           walkthrough.append('svg').attr('class', 'logo logo-walkthrough').append('use').attr('xlink:href', '#iD-logo-walkthrough');
+           walkthrough.append('div').call(_t.append('splash.walkthrough'));
+           var helpContent = content.append('div').attr('class', 'left-content');
+           var body = helpContent.append('div').attr('class', 'body');
+           var nav = helpContent.append('div').attr('class', 'nav');
+           clickHelp(docs[0], 0);
+         };
 
-           function click(d3_event) {
-             surface.call(breathe.off).call(breathe);
-             var datum = d3_event.target.__data__;
-             var entity = datum && datum.properties && datum.properties.entity;
+         return helpPane;
+       }
 
-             if (entity) {
-               datum = entity;
-             }
+       function uiSectionValidationIssues(id, severity, context) {
+         var _issues = [];
+         var section = uiSection(id, context).label(function () {
+           if (!_issues) return '';
+           var issueCountText = _issues.length > 1000 ? '1000+' : String(_issues.length);
+           return _t.html('inspector.title_count', {
+             title: {
+               html: _t.html('issues.' + severity + 's.list_title')
+             },
+             count: issueCountText
+           });
+         }).disclosureContent(renderDisclosureContent).shouldDisplay(function () {
+           return _issues && _issues.length;
+         });
 
-             if (datum instanceof osmWay && (datum.__from || datum.__via)) {
-               _fromWayID = datum.id;
-               _oldTurns = null;
-               redraw();
-             } else if (datum instanceof osmTurn) {
-               var actions, extraActions, turns, i;
-               var restrictionType = osmInferRestriction(vgraph, datum, projection);
+         function getOptions() {
+           return {
+             what: corePreferences('validate-what') || 'edited',
+             where: corePreferences('validate-where') || 'all'
+           };
+         } // get and cache the issues to display, unordered
 
-               if (datum.restrictionID && !datum.direct) {
-                 return;
-               } else if (datum.restrictionID && !datum.only) {
-                 // NO -> ONLY
-                 var seen = {};
-                 var datumOnly = JSON.parse(JSON.stringify(datum)); // deep clone the datum
 
-                 datumOnly.only = true; // but change this property
+         function reloadIssues() {
+           _issues = context.validator().getIssuesBySeverity(getOptions())[severity];
+         }
 
-                 restrictionType = restrictionType.replace(/^no/, 'only'); // Adding an ONLY restriction should destroy all other direct restrictions from the FROM towards the VIA.
-                 // We will remember them in _oldTurns, and restore them if the user clicks again.
+         function renderDisclosureContent(selection) {
+           var center = context.map().center();
+           var graph = context.graph(); // sort issues by distance away from the center of the map
 
-                 turns = _intersection.turns(_fromWayID, 2);
-                 extraActions = [];
-                 _oldTurns = [];
+           var issues = _issues.map(function withDistance(issue) {
+             var extent = issue.extent(graph);
+             var dist = extent ? geoSphericalDistance(center, extent.center()) : 0;
+             return Object.assign(issue, {
+               dist: dist
+             });
+           }).sort(function byDistance(a, b) {
+             return a.dist - b.dist;
+           }); // cut off at 1000
 
-                 for (i = 0; i < turns.length; i++) {
-                   var turn = turns[i];
-                   if (seen[turn.restrictionID]) continue; // avoid deleting the turn twice (#4968, #4928)
 
-                   if (turn.direct && turn.path[1] === datum.path[1]) {
-                     seen[turns[i].restrictionID] = true;
-                     turn.restrictionType = osmInferRestriction(vgraph, turn, projection);
+           issues = issues.slice(0, 1000); //renderIgnoredIssuesReset(_warningsSelection);
 
-                     _oldTurns.push(turn);
+           selection.call(drawIssuesList, issues);
+         }
 
-                     extraActions.push(actionUnrestrictTurn(turn));
-                   }
-                 }
+         function drawIssuesList(selection, issues) {
+           var list = selection.selectAll('.issues-list').data([0]);
+           list = list.enter().append('ul').attr('class', 'layer-list issues-list ' + severity + 's-list').merge(list);
+           var items = list.selectAll('li').data(issues, function (d) {
+             return d.key;
+           }); // Exit
 
-                 actions = _intersection.actions.concat(extraActions, [actionRestrictTurn(datumOnly, restrictionType), _t('operations.restriction.annotation.create')]);
-               } else if (datum.restrictionID) {
-                 // ONLY -> Allowed
-                 // Restore whatever restrictions we might have destroyed by cycling thru the ONLY state.
-                 // This relies on the assumption that the intersection was already split up when we
-                 // performed the previous action (NO -> ONLY), so the IDs in _oldTurns shouldn't have changed.
-                 turns = _oldTurns || [];
-                 extraActions = [];
+           items.exit().remove(); // Enter
 
-                 for (i = 0; i < turns.length; i++) {
-                   if (turns[i].key !== datum.key) {
-                     extraActions.push(actionRestrictTurn(turns[i], turns[i].restrictionType));
-                   }
-                 }
+           var itemsEnter = items.enter().append('li').attr('class', function (d) {
+             return 'issue severity-' + d.severity;
+           });
+           var labelsEnter = itemsEnter.append('button').attr('class', 'issue-label').on('click', function (d3_event, d) {
+             context.validator().focusIssue(d);
+           }).on('mouseover', function (d3_event, d) {
+             utilHighlightEntities(d.entityIds, true, context);
+           }).on('mouseout', function (d3_event, d) {
+             utilHighlightEntities(d.entityIds, false, context);
+           });
+           var textEnter = labelsEnter.append('span').attr('class', 'issue-text');
+           textEnter.append('span').attr('class', 'issue-icon').each(function (d) {
+             var iconName = '#iD-icon-' + (d.severity === 'warning' ? 'alert' : 'error');
+             select(this).call(svgIcon(iconName));
+           });
+           textEnter.append('span').attr('class', 'issue-message');
+           /*
+           labelsEnter
+               .append('span')
+               .attr('class', 'issue-autofix')
+               .each(function(d) {
+                   if (!d.autoFix) return;
+                    d3_select(this)
+                       .append('button')
+                       .attr('title', t('issues.fix_one.title'))
+                       .datum(d.autoFix)  // set button datum to the autofix
+                       .attr('class', 'autofix action')
+                       .on('click', function(d3_event, d) {
+                           d3_event.preventDefault();
+                           d3_event.stopPropagation();
+                            var issuesEntityIDs = d.issue.entityIds;
+                           utilHighlightEntities(issuesEntityIDs.concat(d.entityIds), false, context);
+                            context.perform.apply(context, d.autoArgs);
+                           context.validator().validate();
+                       })
+                       .call(svgIcon('#iD-icon-wrench'));
+               });
+           */
+           // Update
 
-                 _oldTurns = null;
-                 actions = _intersection.actions.concat(extraActions, [actionUnrestrictTurn(datum), _t('operations.restriction.annotation.delete')]);
-               } else {
-                 // Allowed -> NO
-                 actions = _intersection.actions.concat([actionRestrictTurn(datum, restrictionType), _t('operations.restriction.annotation.create')]);
-               }
+           items = items.merge(itemsEnter).order();
+           items.selectAll('.issue-message').html(function (d) {
+             return d.message(context);
+           });
+           /*
+           // autofix
+           var canAutoFix = issues.filter(function(issue) { return issue.autoFix; });
+            var autoFixAll = selection.selectAll('.autofix-all')
+               .data(canAutoFix.length ? [0] : []);
+            // exit
+           autoFixAll.exit()
+               .remove();
+            // enter
+           var autoFixAllEnter = autoFixAll.enter()
+               .insert('div', '.issues-list')
+               .attr('class', 'autofix-all');
+            var linkEnter = autoFixAllEnter
+               .append('a')
+               .attr('class', 'autofix-all-link')
+               .attr('href', '#');
+            linkEnter
+               .append('span')
+               .attr('class', 'autofix-all-link-text')
+               .call(t.append('issues.fix_all.title'));
+            linkEnter
+               .append('span')
+               .attr('class', 'autofix-all-link-icon')
+               .call(svgIcon('#iD-icon-wrench'));
+            if (severity === 'warning') {
+               renderIgnoredIssuesReset(selection);
+           }
+            // update
+           autoFixAll = autoFixAll
+               .merge(autoFixAllEnter);
+            autoFixAll.selectAll('.autofix-all-link')
+               .on('click', function() {
+                   context.pauseChangeDispatch();
+                   context.perform(actionNoop());
+                   canAutoFix.forEach(function(issue) {
+                       var args = issue.autoFix.autoArgs.slice();  // copy
+                       if (typeof args[args.length - 1] !== 'function') {
+                           args.pop();
+                       }
+                       args.push(t('issues.fix_all.annotation'));
+                       context.replace.apply(context, args);
+                   });
+                   context.resumeChangeDispatch();
+                   context.validator().validate();
+               });
+           */
+         }
 
-               context.perform.apply(context, actions); // At this point the datum will be changed, but will have same key..
-               // Refresh it and update the help..
+         context.validator().on('validated.uiSectionValidationIssues' + id, function () {
+           window.requestIdleCallback(function () {
+             reloadIssues();
+             section.reRender();
+           });
+         });
+         context.map().on('move.uiSectionValidationIssues' + id, debounce(function () {
+           window.requestIdleCallback(function () {
+             if (getOptions().where === 'visible') {
+               // must refetch issues if they are viewport-dependent
+               reloadIssues();
+             } // always reload list to re-sort-by-distance
 
-               var s = surface.selectAll('.' + datum.key);
-               datum = s.empty() ? null : s.datum();
-               updateHints(datum);
-             } else {
-               _fromWayID = null;
-               _oldTurns = null;
-               redraw();
-             }
-           }
 
-           function mouseover(d3_event) {
-             var datum = d3_event.target.__data__;
-             updateHints(datum);
-           }
+             section.reRender();
+           });
+         }, 1000));
+         return section;
+       }
 
-           _lastXPos = _lastXPos || sdims[0];
+       function uiSectionValidationOptions(context) {
+         var section = uiSection('issues-options', context).content(renderContent);
 
-           function redraw(minChange) {
-             var xPos = -1;
+         function renderContent(selection) {
+           var container = selection.selectAll('.issues-options-container').data([0]);
+           container = container.enter().append('div').attr('class', 'issues-options-container').merge(container);
+           var data = [{
+             key: 'what',
+             values: ['edited', 'all']
+           }, {
+             key: 'where',
+             values: ['visible', 'all']
+           }];
+           var options = container.selectAll('.issues-option').data(data, function (d) {
+             return d.key;
+           });
+           var optionsEnter = options.enter().append('div').attr('class', function (d) {
+             return 'issues-option issues-option-' + d.key;
+           });
+           optionsEnter.append('div').attr('class', 'issues-option-title').html(function (d) {
+             return _t.html('issues.options.' + d.key + '.title');
+           });
+           var valuesEnter = optionsEnter.selectAll('label').data(function (d) {
+             return d.values.map(function (val) {
+               return {
+                 value: val,
+                 key: d.key
+               };
+             });
+           }).enter().append('label');
+           valuesEnter.append('input').attr('type', 'radio').attr('name', function (d) {
+             return 'issues-option-' + d.key;
+           }).attr('value', function (d) {
+             return d.value;
+           }).property('checked', function (d) {
+             return getOptions()[d.key] === d.value;
+           }).on('change', function (d3_event, d) {
+             updateOptionValue(d3_event, d.key, d.value);
+           });
+           valuesEnter.append('span').html(function (d) {
+             return _t.html('issues.options.' + d.key + '.' + d.value);
+           });
+         }
 
-             if (minChange) {
-               xPos = utilGetDimensions(context.container().select('.sidebar'))[0];
-             }
+         function getOptions() {
+           return {
+             what: corePreferences('validate-what') || 'edited',
+             // 'all', 'edited'
+             where: corePreferences('validate-where') || 'all' // 'all', 'visible'
 
-             if (!minChange || minChange && Math.abs(xPos - _lastXPos) >= minChange) {
-               if (context.hasEntity(_vertexID)) {
-                 _lastXPos = xPos;
+           };
+         }
 
-                 _container.call(renderViewer);
-               }
-             }
+         function updateOptionValue(d3_event, d, val) {
+           if (!val && d3_event && d3_event.target) {
+             val = d3_event.target.value;
            }
 
-           function highlightPathsFrom(wayID) {
-             surface.selectAll('.related').classed('related', false).classed('allow', false).classed('restrict', false).classed('only', false);
-             surface.selectAll('.' + wayID).classed('related', true);
+           corePreferences('validate-' + d, val);
+           context.validator().validate();
+         }
 
-             if (wayID) {
-               var turns = _intersection.turns(wayID, _maxViaWay);
+         return section;
+       }
 
-               for (var i = 0; i < turns.length; i++) {
-                 var turn = turns[i];
-                 var ids = [turn.to.way];
-                 var klass = turn.no ? 'restrict' : turn.only ? 'only' : 'allow';
+       function uiSectionValidationRules(context) {
+         var MINSQUARE = 0;
+         var MAXSQUARE = 20;
+         var DEFAULTSQUARE = 5; // see also unsquare_way.js
 
-                 if (turn.only || turns.length === 1) {
-                   if (turn.via.ways) {
-                     ids = ids.concat(turn.via.ways);
-                   }
-                 } else if (turn.to.way === wayID) {
-                   continue;
-                 }
+         var section = uiSection('issues-rules', context).disclosureContent(renderDisclosureContent).label(_t.html('issues.rules.title'));
 
-                 surface.selectAll(utilEntitySelector(ids)).classed('related', true).classed('allow', klass === 'allow').classed('restrict', klass === 'restrict').classed('only', klass === 'only');
-               }
-             }
-           }
+         var _ruleKeys = context.validator().getRuleKeys().filter(function (key) {
+           return key !== 'maprules';
+         }).sort(function (key1, key2) {
+           // alphabetize by localized title
+           return _t('issues.' + key1 + '.title') < _t('issues.' + key2 + '.title') ? -1 : 1;
+         });
 
-           function updateHints(datum) {
-             var help = _container.selectAll('.restriction-help').html('');
+         function renderDisclosureContent(selection) {
+           var container = selection.selectAll('.issues-rulelist-container').data([0]);
+           var containerEnter = container.enter().append('div').attr('class', 'issues-rulelist-container');
+           containerEnter.append('ul').attr('class', 'layer-list issue-rules-list');
+           var ruleLinks = containerEnter.append('div').attr('class', 'issue-rules-links section-footer');
+           ruleLinks.append('a').attr('class', 'issue-rules-link').attr('role', 'button').attr('href', '#').call(_t.append('issues.disable_all')).on('click', function (d3_event) {
+             d3_event.preventDefault();
+             context.validator().disableRules(_ruleKeys);
+           });
+           ruleLinks.append('a').attr('class', 'issue-rules-link').attr('role', 'button').attr('href', '#').call(_t.append('issues.enable_all')).on('click', function (d3_event) {
+             d3_event.preventDefault();
+             context.validator().disableRules([]);
+           }); // Update
 
-             var placeholders = {};
-             ['from', 'via', 'to'].forEach(function (k) {
-               placeholders[k] = '<span class="qualifier">' + _t('restriction.help.' + k) + '</span>';
-             });
-             var entity = datum && datum.properties && datum.properties.entity;
+           container = container.merge(containerEnter);
+           container.selectAll('.issue-rules-list').call(drawListItems, _ruleKeys, 'checkbox', 'rule', toggleRule, isRuleEnabled);
+         }
 
-             if (entity) {
-               datum = entity;
-             }
+         function drawListItems(selection, data, type, name, change, active) {
+           var items = selection.selectAll('li').data(data); // Exit
 
-             if (_fromWayID) {
-               way = vgraph.entity(_fromWayID);
-               surface.selectAll('.' + _fromWayID).classed('selected', true).classed('related', true);
-             } // Hovering a way
+           items.exit().remove(); // Enter
 
+           var enter = items.enter().append('li');
 
-             if (datum instanceof osmWay && datum.__from) {
-               way = datum;
-               highlightPathsFrom(_fromWayID ? null : way.id);
-               surface.selectAll('.' + way.id).classed('related', true);
-               var clickSelect = !_fromWayID || _fromWayID !== way.id;
-               help.append('div') // "Click to select FROM {fromName}." / "FROM {fromName}"
-               .html(_t.html('restriction.help.' + (clickSelect ? 'select_from_name' : 'from_name'), {
-                 from: placeholders.from,
-                 fromName: displayName(way.id, vgraph)
-               })); // Hovering a turn arrow
-             } else if (datum instanceof osmTurn) {
-               var restrictionType = osmInferRestriction(vgraph, datum, projection);
-               var turnType = restrictionType.replace(/^(only|no)\_/, '');
-               var indirect = datum.direct === false ? _t.html('restriction.help.indirect') : '';
-               var klass, turnText, nextText;
+           if (name === 'rule') {
+             enter.call(uiTooltip().title(function (d) {
+               return _t.html('issues.' + d + '.tip');
+             }).placement('top'));
+           }
 
-               if (datum.no) {
-                 klass = 'restrict';
-                 turnText = _t.html('restriction.help.turn.no_' + turnType, {
-                   indirect: indirect
-                 });
-                 nextText = _t.html('restriction.help.turn.only_' + turnType, {
-                   indirect: ''
-                 });
-               } else if (datum.only) {
-                 klass = 'only';
-                 turnText = _t.html('restriction.help.turn.only_' + turnType, {
-                   indirect: indirect
-                 });
-                 nextText = _t.html('restriction.help.turn.allowed_' + turnType, {
-                   indirect: ''
-                 });
-               } else {
-                 klass = 'allow';
-                 turnText = _t.html('restriction.help.turn.allowed_' + turnType, {
-                   indirect: indirect
-                 });
-                 nextText = _t.html('restriction.help.turn.no_' + turnType, {
-                   indirect: ''
-                 });
-               }
+           var label = enter.append('label');
+           label.append('input').attr('type', type).attr('name', name).on('change', change);
+           label.append('span').html(function (d) {
+             var params = {};
 
-               help.append('div') // "NO Right Turn (indirect)"
-               .attr('class', 'qualifier ' + klass).html(turnText);
-               help.append('div') // "FROM {fromName} TO {toName}"
-               .html(_t.html('restriction.help.from_name_to_name', {
-                 from: placeholders.from,
-                 fromName: displayName(datum.from.way, vgraph),
-                 to: placeholders.to,
-                 toName: displayName(datum.to.way, vgraph)
-               }));
+             if (d === 'unsquare_way') {
+               params.val = {
+                 html: '<span class="square-degrees"></span>'
+               };
+             }
 
-               if (datum.via.ways && datum.via.ways.length) {
-                 var names = [];
+             return _t.html('issues.' + d + '.title', params);
+           }); // Update
 
-                 for (var i = 0; i < datum.via.ways.length; i++) {
-                   var prev = names[names.length - 1];
-                   var curr = displayName(datum.via.ways[i], vgraph);
-                   if (!prev || curr !== prev) // collapse identical names
-                     names.push(curr);
-                 }
+           items = items.merge(enter);
+           items.classed('active', active).selectAll('input').property('checked', active).property('indeterminate', false); // user-configurable square threshold
 
-                 help.append('div') // "VIA {viaNames}"
-                 .html(_t.html('restriction.help.via_names', {
-                   via: placeholders.via,
-                   viaNames: names.join(', ')
-                 }));
-               }
+           var degStr = corePreferences('validate-square-degrees');
 
-               if (!indirect) {
-                 help.append('div') // Click for "No Right Turn"
-                 .html(_t.html('restriction.help.toggle', {
-                   turn: nextText.trim()
-                 }));
-               }
+           if (degStr === null) {
+             degStr = DEFAULTSQUARE.toString();
+           }
 
-               highlightPathsFrom(null);
-               var alongIDs = datum.path.slice();
-               surface.selectAll(utilEntitySelector(alongIDs)).classed('related', true).classed('allow', klass === 'allow').classed('restrict', klass === 'restrict').classed('only', klass === 'only'); // Hovering empty surface
-             } else {
-               highlightPathsFrom(null);
+           var span = items.selectAll('.square-degrees');
+           var input = span.selectAll('.square-degrees-input').data([0]); // enter / update
 
-               if (_fromWayID) {
-                 help.append('div') // "FROM {fromName}"
-                 .html(_t.html('restriction.help.from_name', {
-                   from: placeholders.from,
-                   fromName: displayName(_fromWayID, vgraph)
-                 }));
-               } else {
-                 help.append('div') // "Click to select a FROM segment."
-                 .html(_t.html('restriction.help.select_from', {
-                   from: placeholders.from
-                 }));
-               }
+           input.enter().append('input').attr('type', 'number').attr('min', MINSQUARE.toString()).attr('max', MAXSQUARE.toString()).attr('step', '0.5').attr('class', 'square-degrees-input').call(utilNoAuto).on('click', function (d3_event) {
+             d3_event.preventDefault();
+             d3_event.stopPropagation();
+             this.select();
+           }).on('keyup', function (d3_event) {
+             if (d3_event.keyCode === 13) {
+               // ↩ Return
+               this.blur();
+               this.select();
              }
-           }
+           }).on('blur', changeSquare).merge(input).property('value', degStr);
          }
 
-         function displayMaxDistance(maxDist) {
-           var isImperial = !_mainLocalizer.usesMetric();
-           var opts;
+         function changeSquare() {
+           var input = select(this);
+           var degStr = utilGetSetValue(input).trim();
+           var degNum = parseFloat(degStr, 10);
 
-           if (isImperial) {
-             var distToFeet = {
-               // imprecise conversion for prettier display
-               20: 70,
-               25: 85,
-               30: 100,
-               35: 115,
-               40: 130,
-               45: 145,
-               50: 160
-             }[maxDist];
-             opts = {
-               distance: _t('units.feet', {
-                 quantity: distToFeet
-               })
-             };
-           } else {
-             opts = {
-               distance: _t('units.meters', {
-                 quantity: maxDist
-               })
-             };
+           if (!isFinite(degNum)) {
+             degNum = DEFAULTSQUARE;
+           } else if (degNum > MAXSQUARE) {
+             degNum = MAXSQUARE;
+           } else if (degNum < MINSQUARE) {
+             degNum = MINSQUARE;
            }
 
-           return _t.html('restriction.controls.distance_up_to', opts);
-         }
+           degNum = Math.round(degNum * 10) / 10; // round to 1 decimal
 
-         function displayMaxVia(maxVia) {
-           return maxVia === 0 ? _t.html('restriction.controls.via_node_only') : maxVia === 1 ? _t.html('restriction.controls.via_up_to_one') : _t.html('restriction.controls.via_up_to_two');
+           degStr = degNum.toString();
+           input.property('value', degStr);
+           corePreferences('validate-square-degrees', degStr);
+           context.validator().revalidateUnsquare();
          }
 
-         function displayName(entityID, graph) {
-           var entity = graph.entity(entityID);
-           var name = utilDisplayName(entity) || '';
-           var matched = _mainPresetIndex.match(entity, graph);
-           var type = matched && matched.name() || utilDisplayType(entity.id);
-           return name || type;
+         function isRuleEnabled(d) {
+           return context.validator().isRuleEnabled(d);
          }
 
-         restrictions.entityIDs = function (val) {
-           _intersection = null;
-           _fromWayID = null;
-           _oldTurns = null;
-           _vertexID = val[0];
-         };
-
-         restrictions.tags = function () {};
-
-         restrictions.focus = function () {};
-
-         restrictions.off = function (selection) {
-           if (!_initialized) return;
-           selection.selectAll('.surface').call(breathe.off).on('click.restrictions', null).on('mouseover.restrictions', null);
-           select(window).on('resize.restrictions', null);
-         };
+         function toggleRule(d3_event, d) {
+           context.validator().toggleRule(d);
+         }
 
-         return utilRebind(restrictions, dispatch$1, 'on');
+         context.validator().on('validated.uiSectionValidationRules', function () {
+           window.requestIdleCallback(section.reRender);
+         });
+         return section;
        }
-       uiFieldRestrictions.supportsMultiselection = false;
-
-       function uiFieldTextarea(field, context) {
-         var dispatch$1 = dispatch('change');
-         var input = select(null);
 
-         var _tags;
+       function uiSectionValidationStatus(context) {
+         var section = uiSection('issues-status', context).content(renderContent).shouldDisplay(function () {
+           var issues = context.validator().getIssues(getOptions());
+           return issues.length === 0;
+         });
 
-         function textarea(selection) {
-           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
-           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
-           input = wrap.selectAll('textarea').data([0]);
-           input = input.enter().append('textarea').attr('id', field.domId).call(utilNoAuto).on('input', change(true)).on('blur', change()).on('change', change()).merge(input);
+         function getOptions() {
+           return {
+             what: corePreferences('validate-what') || 'edited',
+             where: corePreferences('validate-where') || 'all'
+           };
          }
 
-         function change(onInput) {
-           return function () {
-             var val = utilGetSetValue(input);
-             if (!onInput) val = context.cleanTagValue(val); // don't override multiple values with blank string
-
-             if (!val && Array.isArray(_tags[field.key])) return;
-             var t = {};
-             t[field.key] = val || undefined;
-             dispatch$1.call('change', this, t, onInput);
-           };
+         function renderContent(selection) {
+           var box = selection.selectAll('.box').data([0]);
+           var boxEnter = box.enter().append('div').attr('class', 'box');
+           boxEnter.append('div').call(svgIcon('#iD-icon-apply', 'pre-text'));
+           var noIssuesMessage = boxEnter.append('span');
+           noIssuesMessage.append('strong').attr('class', 'message');
+           noIssuesMessage.append('br');
+           noIssuesMessage.append('span').attr('class', 'details');
+           renderIgnoredIssuesReset(selection);
+           setNoIssuesText(selection);
          }
 
-         textarea.tags = function (tags) {
-           _tags = tags;
-           var isMixed = Array.isArray(tags[field.key]);
-           utilGetSetValue(input, !isMixed && tags[field.key] ? tags[field.key] : '').attr('title', isMixed ? tags[field.key].filter(Boolean).join('\n') : undefined).attr('placeholder', isMixed ? _t('inspector.multiple_values') : field.placeholder() || _t('inspector.unknown')).classed('mixed', isMixed);
-         };
+         function renderIgnoredIssuesReset(selection) {
+           var ignoredIssues = context.validator().getIssues({
+             what: 'all',
+             where: 'all',
+             includeDisabledRules: true,
+             includeIgnored: 'only'
+           });
+           var resetIgnored = selection.selectAll('.reset-ignored').data(ignoredIssues.length ? [0] : []); // exit
 
-         textarea.focus = function () {
-           input.node().focus();
-         };
+           resetIgnored.exit().remove(); // enter
 
-         return utilRebind(textarea, dispatch$1, 'on');
-       }
+           var resetIgnoredEnter = resetIgnored.enter().append('div').attr('class', 'reset-ignored section-footer');
+           resetIgnoredEnter.append('a').attr('href', '#'); // update
 
-       var getOwnPropertyDescriptor$5 = objectGetOwnPropertyDescriptor.f;
+           resetIgnored = resetIgnored.merge(resetIgnoredEnter);
+           resetIgnored.select('a').html(_t.html('inspector.title_count', {
+             title: {
+               html: _t.html('issues.reset_ignored')
+             },
+             count: ignoredIssues.length
+           }));
+           resetIgnored.on('click', function (d3_event) {
+             d3_event.preventDefault();
+             context.validator().resetIgnoredIssues();
+           });
+         }
 
+         function setNoIssuesText(selection) {
+           var opts = getOptions();
 
+           function checkForHiddenIssues(cases) {
+             for (var type in cases) {
+               var hiddenOpts = cases[type];
+               var hiddenIssues = context.validator().getIssues(hiddenOpts);
 
+               if (hiddenIssues.length) {
+                 selection.select('.box .details').html('').call(_t.append('issues.no_issues.hidden_issues.' + type, {
+                   count: hiddenIssues.length.toString()
+                 }));
+                 return;
+               }
+             }
 
+             selection.select('.box .details').html('').call(_t.append('issues.no_issues.hidden_issues.none'));
+           }
 
+           var messageType;
 
-       var nativeEndsWith = ''.endsWith;
-       var min$a = Math.min;
+           if (opts.what === 'edited' && opts.where === 'visible') {
+             messageType = 'edits_in_view';
+             checkForHiddenIssues({
+               elsewhere: {
+                 what: 'edited',
+                 where: 'all'
+               },
+               everything_else: {
+                 what: 'all',
+                 where: 'visible'
+               },
+               disabled_rules: {
+                 what: 'edited',
+                 where: 'visible',
+                 includeDisabledRules: 'only'
+               },
+               everything_else_elsewhere: {
+                 what: 'all',
+                 where: 'all'
+               },
+               disabled_rules_elsewhere: {
+                 what: 'edited',
+                 where: 'all',
+                 includeDisabledRules: 'only'
+               },
+               ignored_issues: {
+                 what: 'edited',
+                 where: 'visible',
+                 includeIgnored: 'only'
+               },
+               ignored_issues_elsewhere: {
+                 what: 'edited',
+                 where: 'all',
+                 includeIgnored: 'only'
+               }
+             });
+           } else if (opts.what === 'edited' && opts.where === 'all') {
+             messageType = 'edits';
+             checkForHiddenIssues({
+               everything_else: {
+                 what: 'all',
+                 where: 'all'
+               },
+               disabled_rules: {
+                 what: 'edited',
+                 where: 'all',
+                 includeDisabledRules: 'only'
+               },
+               ignored_issues: {
+                 what: 'edited',
+                 where: 'all',
+                 includeIgnored: 'only'
+               }
+             });
+           } else if (opts.what === 'all' && opts.where === 'visible') {
+             messageType = 'everything_in_view';
+             checkForHiddenIssues({
+               elsewhere: {
+                 what: 'all',
+                 where: 'all'
+               },
+               disabled_rules: {
+                 what: 'all',
+                 where: 'visible',
+                 includeDisabledRules: 'only'
+               },
+               disabled_rules_elsewhere: {
+                 what: 'all',
+                 where: 'all',
+                 includeDisabledRules: 'only'
+               },
+               ignored_issues: {
+                 what: 'all',
+                 where: 'visible',
+                 includeIgnored: 'only'
+               },
+               ignored_issues_elsewhere: {
+                 what: 'all',
+                 where: 'all',
+                 includeIgnored: 'only'
+               }
+             });
+           } else if (opts.what === 'all' && opts.where === 'all') {
+             messageType = 'everything';
+             checkForHiddenIssues({
+               disabled_rules: {
+                 what: 'all',
+                 where: 'all',
+                 includeDisabledRules: 'only'
+               },
+               ignored_issues: {
+                 what: 'all',
+                 where: 'all',
+                 includeIgnored: 'only'
+               }
+             });
+           }
 
-       var CORRECT_IS_REGEXP_LOGIC$1 = correctIsRegexpLogic('endsWith');
-       // https://github.com/zloirock/core-js/pull/702
-       var MDN_POLYFILL_BUG$1 =  !CORRECT_IS_REGEXP_LOGIC$1 && !!function () {
-         var descriptor = getOwnPropertyDescriptor$5(String.prototype, 'endsWith');
-         return descriptor && !descriptor.writable;
-       }();
+           if (opts.what === 'edited' && context.history().difference().summary().length === 0) {
+             messageType = 'no_edits';
+           }
 
-       // `String.prototype.endsWith` method
-       // https://tc39.es/ecma262/#sec-string.prototype.endswith
-       _export({ target: 'String', proto: true, forced: !MDN_POLYFILL_BUG$1 && !CORRECT_IS_REGEXP_LOGIC$1 }, {
-         endsWith: function endsWith(searchString /* , endPosition = @length */) {
-           var that = String(requireObjectCoercible(this));
-           notARegexp(searchString);
-           var endPosition = arguments.length > 1 ? arguments[1] : undefined;
-           var len = toLength(that.length);
-           var end = endPosition === undefined ? len : min$a(toLength(endPosition), len);
-           var search = String(searchString);
-           return nativeEndsWith
-             ? nativeEndsWith.call(that, search, end)
-             : that.slice(end - search.length, end) === search;
+           selection.select('.box .message').html('').call(_t.append('issues.no_issues.message.' + messageType));
          }
-       });
-
-       function uiFieldWikidata(field, context) {
-         var wikidata = services.wikidata;
-         var dispatch$1 = dispatch('change');
-
-         var _selection = select(null);
-
-         var _searchInput = select(null);
-
-         var _qid = null;
-         var _wikidataEntity = null;
-         var _wikiURL = '';
-         var _entityIDs = [];
-
-         var _wikipediaKey = field.keys && field.keys.find(function (key) {
-           return key.includes('wikipedia');
-         }),
-             _hintKey = field.key === 'wikidata' ? 'name' : field.key.split(':')[0];
 
-         var combobox = uiCombobox(context, 'combo-' + field.safeid).caseSensitive(true).minItems(1);
+         context.validator().on('validated.uiSectionValidationStatus', function () {
+           window.requestIdleCallback(section.reRender);
+         });
+         context.map().on('move.uiSectionValidationStatus', debounce(function () {
+           window.requestIdleCallback(section.reRender);
+         }, 1000));
+         return section;
+       }
 
-         function wiki(selection) {
-           _selection = selection;
-           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
-           wrap = wrap.enter().append('div').attr('class', 'form-field-input-wrap form-field-input-' + field.type).merge(wrap);
-           var list = wrap.selectAll('ul').data([0]);
-           list = list.enter().append('ul').attr('class', 'rows').merge(list);
-           var searchRow = list.selectAll('li.wikidata-search').data([0]);
-           var searchRowEnter = searchRow.enter().append('li').attr('class', 'wikidata-search');
-           searchRowEnter.append('input').attr('type', 'text').attr('id', field.domId).style('flex', '1').call(utilNoAuto).on('focus', function () {
-             var node = select(this).node();
-             node.setSelectionRange(0, node.value.length);
-           }).on('blur', function () {
-             setLabelForEntity();
-           }).call(combobox.fetcher(fetchWikidataItems));
-           combobox.on('accept', function (d) {
-             if (d) {
-               _qid = d.id;
-               change();
-             }
-           }).on('cancel', function () {
-             setLabelForEntity();
-           });
-           searchRowEnter.append('button').attr('class', 'form-field-button wiki-link').attr('title', _t('icons.view_on', {
-             domain: 'wikidata.org'
-           })).call(svgIcon('#iD-icon-out-link')).on('click', function (d3_event) {
-             d3_event.preventDefault();
-             if (_wikiURL) window.open(_wikiURL, '_blank');
-           });
-           searchRow = searchRow.merge(searchRowEnter);
-           _searchInput = searchRow.select('input');
-           var wikidataProperties = ['description', 'identifier'];
-           var items = list.selectAll('li.labeled-input').data(wikidataProperties); // Enter
+       function uiPaneIssues(context) {
+         var issuesPane = uiPane('issues', context).key(_t('issues.key')).label(_t.html('issues.title')).description(_t.html('issues.title')).iconName('iD-icon-alert').sections([uiSectionValidationOptions(context), uiSectionValidationStatus(context), uiSectionValidationIssues('issues-errors', 'error', context), uiSectionValidationIssues('issues-warnings', 'warning', context), uiSectionValidationRules(context)]);
+         return issuesPane;
+       }
 
-           var enter = items.enter().append('li').attr('class', function (d) {
-             return 'labeled-input preset-wikidata-' + d;
-           });
-           enter.append('span').attr('class', 'label').html(function (d) {
-             return _t.html('wikidata.' + d);
-           });
-           enter.append('input').attr('type', 'text').call(utilNoAuto).classed('disabled', 'true').attr('readonly', 'true');
-           enter.append('button').attr('class', 'form-field-button').attr('title', _t('icons.copy')).call(svgIcon('#iD-operation-copy')).on('click', function (d3_event) {
-             d3_event.preventDefault();
-             select(this.parentNode).select('input').node().select();
-             document.execCommand('copy');
-           });
-         }
+       function uiSettingsCustomData(context) {
+         var dispatch = dispatch$8('change');
 
-         function fetchWikidataItems(q, callback) {
-           if (!q && _hintKey) {
-             // other tags may be good search terms
-             for (var i in _entityIDs) {
-               var entity = context.hasEntity(_entityIDs[i]);
+         function render(selection) {
+           var dataLayer = context.layers().layer('data'); // keep separate copies of original and current settings
 
-               if (entity.tags[_hintKey]) {
-                 q = entity.tags[_hintKey];
-                 break;
-               }
-             }
-           }
+           var _origSettings = {
+             fileList: dataLayer && dataLayer.fileList() || null,
+             url: corePreferences('settings-custom-data-url')
+           };
+           var _currSettings = {
+             fileList: dataLayer && dataLayer.fileList() || null,
+             url: corePreferences('settings-custom-data-url')
+           }; // var example = 'https://{switch:a,b,c}.tile.openstreetmap.org/{zoom}/{x}/{y}.png';
 
-           wikidata.itemsForSearchQuery(q, function (err, data) {
-             if (err) return;
+           var modal = uiConfirm(selection).okButton();
+           modal.classed('settings-modal settings-custom-data', true);
+           modal.select('.modal-section.header').append('h3').call(_t.append('settings.custom_data.header'));
+           var textSection = modal.select('.modal-section.message-text');
+           textSection.append('pre').attr('class', 'instructions-file').call(_t.append('settings.custom_data.file.instructions'));
+           textSection.append('input').attr('class', 'field-file').attr('type', 'file').attr('accept', '.gpx,.kml,.geojson,.json,application/gpx+xml,application/vnd.google-earth.kml+xml,application/geo+json,application/json').property('files', _currSettings.fileList) // works for all except IE11
+           .on('change', function (d3_event) {
+             var files = d3_event.target.files;
 
-             for (var i in data) {
-               data[i].value = data[i].label + ' (' + data[i].id + ')';
-               data[i].title = data[i].description;
+             if (files && files.length) {
+               _currSettings.url = '';
+               textSection.select('.field-url').property('value', '');
+               _currSettings.fileList = files;
+             } else {
+               _currSettings.fileList = null;
              }
-
-             if (callback) callback(data);
            });
-         }
-
-         function change() {
-           var syncTags = {};
-           syncTags[field.key] = _qid;
-           dispatch$1.call('change', this, syncTags); // attempt asynchronous update of wikidata tag..
-
-           var initGraph = context.graph();
-           var initEntityIDs = _entityIDs;
-           wikidata.entityByQID(_qid, function (err, entity) {
-             if (err) return; // If graph has changed, we can't apply this update.
-
-             if (context.graph() !== initGraph) return;
-             if (!entity.sitelinks) return;
-             var langs = wikidata.languagesToQuery(); // use the label and description languages as fallbacks
-
-             ['labels', 'descriptions'].forEach(function (key) {
-               if (!entity[key]) return;
-               var valueLangs = Object.keys(entity[key]);
-               if (valueLangs.length === 0) return;
-               var valueLang = valueLangs[0];
+           textSection.append('h4').call(_t.append('settings.custom_data.or'));
+           textSection.append('pre').attr('class', 'instructions-url').call(_t.append('settings.custom_data.url.instructions'));
+           textSection.append('textarea').attr('class', 'field-url').attr('placeholder', _t('settings.custom_data.url.placeholder')).call(utilNoAuto).property('value', _currSettings.url); // insert a cancel button
 
-               if (langs.indexOf(valueLang) === -1) {
-                 langs.push(valueLang);
-               }
-             });
-             var newWikipediaValue;
+           var buttonSection = modal.select('.modal-section.buttons');
+           buttonSection.insert('button', '.ok-button').attr('class', 'button cancel-button secondary-action').call(_t.append('confirm.cancel'));
+           buttonSection.select('.cancel-button').on('click.cancel', clickCancel);
+           buttonSection.select('.ok-button').attr('disabled', isSaveDisabled).on('click.save', clickSave);
 
-             if (_wikipediaKey) {
-               var foundPreferred;
+           function isSaveDisabled() {
+             return null;
+           } // restore the original url
 
-               for (var i in langs) {
-                 var lang = langs[i];
-                 var siteID = lang.replace('-', '_') + 'wiki';
 
-                 if (entity.sitelinks[siteID]) {
-                   foundPreferred = true;
-                   newWikipediaValue = lang + ':' + entity.sitelinks[siteID].title; // use the first match
+           function clickCancel() {
+             textSection.select('.field-url').property('value', _origSettings.url);
+             corePreferences('settings-custom-data-url', _origSettings.url);
+             this.blur();
+             modal.close();
+           } // accept the current url
 
-                   break;
-                 }
-               }
 
-               if (!foundPreferred) {
-                 // No wikipedia sites available in the user's language or the fallback languages,
-                 // default to any wikipedia sitelink
-                 var wikiSiteKeys = Object.keys(entity.sitelinks).filter(function (site) {
-                   return site.endsWith('wiki');
-                 });
+           function clickSave() {
+             _currSettings.url = textSection.select('.field-url').property('value').trim(); // one or the other but not both
 
-                 if (wikiSiteKeys.length === 0) {
-                   // if no wikipedia pages are linked to this wikidata entity, delete that tag
-                   newWikipediaValue = null;
-                 } else {
-                   var wikiLang = wikiSiteKeys[0].slice(0, -4).replace('_', '-');
-                   var wikiTitle = entity.sitelinks[wikiSiteKeys[0]].title;
-                   newWikipediaValue = wikiLang + ':' + wikiTitle;
-                 }
-               }
+             if (_currSettings.url) {
+               _currSettings.fileList = null;
              }
 
-             if (newWikipediaValue) {
-               newWikipediaValue = context.cleanTagValue(newWikipediaValue);
+             if (_currSettings.fileList) {
+               _currSettings.url = '';
              }
 
-             if (typeof newWikipediaValue === 'undefined') return;
-             var actions = initEntityIDs.map(function (entityID) {
-               var entity = context.hasEntity(entityID);
-               if (!entity) return null;
-               var currTags = Object.assign({}, entity.tags); // shallow copy
+             corePreferences('settings-custom-data-url', _currSettings.url);
+             this.blur();
+             modal.close();
+             dispatch.call('change', this, _currSettings);
+           }
+         }
 
-               if (newWikipediaValue === null) {
-                 if (!currTags[_wikipediaKey]) return null;
-                 delete currTags[_wikipediaKey];
-               } else {
-                 currTags[_wikipediaKey] = newWikipediaValue;
-               }
+         return utilRebind(render, dispatch, 'on');
+       }
 
-               return actionChangeTags(entityID, currTags);
-             }).filter(Boolean);
-             if (!actions.length) return; // Coalesce the update of wikidata tag into the previous tag change
+       function uiSectionDataLayers(context) {
+         var settingsCustomData = uiSettingsCustomData(context).on('change', customChanged);
+         var layers = context.layers();
+         var section = uiSection('data-layers', context).label(_t.html('map_data.data_layers')).disclosureContent(renderDisclosureContent);
 
-             context.overwrite(function actionUpdateWikipediaTags(graph) {
-               actions.forEach(function (action) {
-                 graph = action(graph);
-               });
-               return graph;
-             }, context.history().undoAnnotation()); // do not dispatch.call('change') here, because entity_editor
-             // changeTags() is not intended to be called asynchronously
-           });
+         function renderDisclosureContent(selection) {
+           var container = selection.selectAll('.data-layer-container').data([0]);
+           container.enter().append('div').attr('class', 'data-layer-container').merge(container).call(drawOsmItems).call(drawQAItems).call(drawCustomDataItems).call(drawVectorItems) // Beta - Detroit mapping challenge
+           .call(drawPanelItems);
          }
 
-         function setLabelForEntity() {
-           var label = '';
-
-           if (_wikidataEntity) {
-             label = entityPropertyForDisplay(_wikidataEntity, 'labels');
+         function showsLayer(which) {
+           var layer = layers.layer(which);
 
-             if (label.length === 0) {
-               label = _wikidataEntity.id.toString();
-             }
+           if (layer) {
+             return layer.enabled();
            }
 
-           utilGetSetValue(_searchInput, label);
+           return false;
          }
 
-         wiki.tags = function (tags) {
-           var isMixed = Array.isArray(tags[field.key]);
-
-           _searchInput.attr('title', isMixed ? tags[field.key].filter(Boolean).join('\n') : null).attr('placeholder', isMixed ? _t('inspector.multiple_values') : '').classed('mixed', isMixed);
+         function setLayer(which, enabled) {
+           // Don't allow layer changes while drawing - #6584
+           var mode = context.mode();
+           if (mode && /^draw/.test(mode.id)) return;
+           var layer = layers.layer(which);
 
-           _qid = typeof tags[field.key] === 'string' && tags[field.key] || '';
+           if (layer) {
+             layer.enabled(enabled);
 
-           if (!/^Q[0-9]*$/.test(_qid)) {
-             // not a proper QID
-             unrecognized();
-             return;
-           } // QID value in correct format
+             if (!enabled && (which === 'osm' || which === 'notes')) {
+               context.enter(modeBrowse(context));
+             }
+           }
+         }
 
+         function toggleLayer(which) {
+           setLayer(which, !showsLayer(which));
+         }
 
-           _wikiURL = 'https://wikidata.org/wiki/' + _qid;
-           wikidata.entityByQID(_qid, function (err, entity) {
-             if (err) {
-               unrecognized();
-               return;
+         function drawOsmItems(selection) {
+           var osmKeys = ['osm', 'notes'];
+           var osmLayers = layers.all().filter(function (obj) {
+             return osmKeys.indexOf(obj.id) !== -1;
+           });
+           var ul = selection.selectAll('.layer-list-osm').data([0]);
+           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-osm').merge(ul);
+           var li = ul.selectAll('.list-item').data(osmLayers);
+           li.exit().remove();
+           var liEnter = li.enter().append('li').attr('class', function (d) {
+             return 'list-item list-item-' + d.id;
+           });
+           var labelEnter = liEnter.append('label').each(function (d) {
+             if (d.id === 'osm') {
+               select(this).call(uiTooltip().title(_t.html('map_data.layers.' + d.id + '.tooltip')).keys([uiCmd('⌥' + _t('area_fill.wireframe.key'))]).placement('bottom'));
+             } else {
+               select(this).call(uiTooltip().title(_t.html('map_data.layers.' + d.id + '.tooltip')).placement('bottom'));
              }
+           });
+           labelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event, d) {
+             toggleLayer(d.id);
+           });
+           labelEnter.append('span').html(function (d) {
+             return _t.html('map_data.layers.' + d.id + '.title');
+           }); // Update
 
-             _wikidataEntity = entity;
-             setLabelForEntity();
-             var description = entityPropertyForDisplay(entity, 'descriptions');
+           li.merge(liEnter).classed('active', function (d) {
+             return d.layer.enabled();
+           }).selectAll('input').property('checked', function (d) {
+             return d.layer.enabled();
+           });
+         }
 
-             _selection.select('button.wiki-link').classed('disabled', false);
+         function drawQAItems(selection) {
+           var qaKeys = ['keepRight', 'improveOSM', 'osmose'];
+           var qaLayers = layers.all().filter(function (obj) {
+             return qaKeys.indexOf(obj.id) !== -1;
+           });
+           var ul = selection.selectAll('.layer-list-qa').data([0]);
+           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-qa').merge(ul);
+           var li = ul.selectAll('.list-item').data(qaLayers);
+           li.exit().remove();
+           var liEnter = li.enter().append('li').attr('class', function (d) {
+             return 'list-item list-item-' + d.id;
+           });
+           var labelEnter = liEnter.append('label').each(function (d) {
+             select(this).call(uiTooltip().title(_t.html('map_data.layers.' + d.id + '.tooltip')).placement('bottom'));
+           });
+           labelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event, d) {
+             toggleLayer(d.id);
+           });
+           labelEnter.append('span').html(function (d) {
+             return _t.html('map_data.layers.' + d.id + '.title');
+           }); // Update
 
-             _selection.select('.preset-wikidata-description').style('display', function () {
-               return description.length > 0 ? 'flex' : 'none';
-             }).select('input').attr('value', description);
+           li.merge(liEnter).classed('active', function (d) {
+             return d.layer.enabled();
+           }).selectAll('input').property('checked', function (d) {
+             return d.layer.enabled();
+           });
+         } // Beta feature - sample vector layers to support Detroit Mapping Challenge
+         // https://github.com/osmus/detroit-mapping-challenge
 
-             _selection.select('.preset-wikidata-identifier').style('display', function () {
-               return entity.id ? 'flex' : 'none';
-             }).select('input').attr('value', entity.id);
-           }); // not a proper QID
 
-           function unrecognized() {
-             _wikidataEntity = null;
-             setLabelForEntity();
+         function drawVectorItems(selection) {
+           var dataLayer = layers.layer('data');
+           var vtData = [{
+             name: 'Detroit Neighborhoods/Parks',
+             src: 'neighborhoods-parks',
+             tooltip: 'Neighborhood boundaries and parks as compiled by City of Detroit in concert with community groups.',
+             template: 'https://{switch:a,b,c,d}.tiles.mapbox.com/v4/jonahadkins.cjksmur6x34562qp9iv1u3ksf-54hev,jonahadkins.cjksmqxdx33jj2wp90xd9x2md-4e5y2/{z}/{x}/{y}.vector.pbf?access_token=pk.eyJ1Ijoiam9uYWhhZGtpbnMiLCJhIjoiRlVVVkx3VSJ9.9sdVEK_B_VkEXPjssU5MqA'
+           }, {
+             name: 'Detroit Composite POIs',
+             src: 'composite-poi',
+             tooltip: 'Fire Inspections, Business Licenses, and other public location data collated from the City of Detroit.',
+             template: 'https://{switch:a,b,c,d}.tiles.mapbox.com/v4/jonahadkins.cjksmm6a02sli31myxhsr7zf3-2sw8h/{z}/{x}/{y}.vector.pbf?access_token=pk.eyJ1Ijoiam9uYWhhZGtpbnMiLCJhIjoiRlVVVkx3VSJ9.9sdVEK_B_VkEXPjssU5MqA'
+           }, {
+             name: 'Detroit All-The-Places POIs',
+             src: 'alltheplaces-poi',
+             tooltip: 'Public domain business location data created by web scrapers.',
+             template: 'https://{switch:a,b,c,d}.tiles.mapbox.com/v4/jonahadkins.cjksmswgk340g2vo06p1w9w0j-8fjjc/{z}/{x}/{y}.vector.pbf?access_token=pk.eyJ1Ijoiam9uYWhhZGtpbnMiLCJhIjoiRlVVVkx3VSJ9.9sdVEK_B_VkEXPjssU5MqA'
+           }]; // Only show this if the map is around Detroit..
 
-             _selection.select('.preset-wikidata-description').style('display', 'none');
+           var detroit = geoExtent([-83.5, 42.1], [-82.8, 42.5]);
+           var showVectorItems = context.map().zoom() > 9 && detroit.contains(context.map().center());
+           var container = selection.selectAll('.vectortile-container').data(showVectorItems ? [0] : []);
+           container.exit().remove();
+           var containerEnter = container.enter().append('div').attr('class', 'vectortile-container');
+           containerEnter.append('h4').attr('class', 'vectortile-header').text('Detroit Vector Tiles (Beta)');
+           containerEnter.append('ul').attr('class', 'layer-list layer-list-vectortile');
+           containerEnter.append('div').attr('class', 'vectortile-footer').append('a').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).attr('href', 'https://github.com/osmus/detroit-mapping-challenge').append('span').text('About these layers');
+           container = container.merge(containerEnter);
+           var ul = container.selectAll('.layer-list-vectortile');
+           var li = ul.selectAll('.list-item').data(vtData);
+           li.exit().remove();
+           var liEnter = li.enter().append('li').attr('class', function (d) {
+             return 'list-item list-item-' + d.src;
+           });
+           var labelEnter = liEnter.append('label').each(function (d) {
+             select(this).call(uiTooltip().title(d.tooltip).placement('top'));
+           });
+           labelEnter.append('input').attr('type', 'radio').attr('name', 'vectortile').on('change', selectVTLayer);
+           labelEnter.append('span').text(function (d) {
+             return d.name;
+           }); // Update
 
-             _selection.select('.preset-wikidata-identifier').style('display', 'none');
+           li.merge(liEnter).classed('active', isVTLayerSelected).selectAll('input').property('checked', isVTLayerSelected);
 
-             _selection.select('button.wiki-link').classed('disabled', true);
+           function isVTLayerSelected(d) {
+             return dataLayer && dataLayer.template() === d.template;
+           }
 
-             if (_qid && _qid !== '') {
-               _wikiURL = 'https://wikidata.org/wiki/Special:Search?search=' + _qid;
-             } else {
-               _wikiURL = '';
+           function selectVTLayer(d3_event, d) {
+             corePreferences('settings-custom-data-url', d.template);
+
+             if (dataLayer) {
+               dataLayer.template(d.template, d.src);
+               dataLayer.enabled(true);
              }
            }
-         };
+         }
 
-         function entityPropertyForDisplay(wikidataEntity, propKey) {
-           if (!wikidataEntity[propKey]) return '';
-           var propObj = wikidataEntity[propKey];
-           var langKeys = Object.keys(propObj);
-           if (langKeys.length === 0) return ''; // sorted by priority, since we want to show the user's language first if possible
+         function drawCustomDataItems(selection) {
+           var dataLayer = layers.layer('data');
+           var hasData = dataLayer && dataLayer.hasData();
+           var showsData = hasData && dataLayer.enabled();
+           var ul = selection.selectAll('.layer-list-data').data(dataLayer ? [0] : []); // Exit
 
-           var langs = wikidata.languagesToQuery();
+           ul.exit().remove(); // Enter
 
-           for (var i in langs) {
-             var lang = langs[i];
-             var valueObj = propObj[lang];
-             if (valueObj && valueObj.value && valueObj.value.length > 0) return valueObj.value;
-           } // default to any available value
+           var ulEnter = ul.enter().append('ul').attr('class', 'layer-list layer-list-data');
+           var liEnter = ulEnter.append('li').attr('class', 'list-item-data');
+           var labelEnter = liEnter.append('label').call(uiTooltip().title(_t.html('map_data.layers.custom.tooltip')).placement('top'));
+           labelEnter.append('input').attr('type', 'checkbox').on('change', function () {
+             toggleLayer('data');
+           });
+           labelEnter.append('span').call(_t.append('map_data.layers.custom.title'));
+           liEnter.append('button').attr('class', 'open-data-options').call(uiTooltip().title(_t.html('settings.custom_data.tooltip')).placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left')).on('click', function (d3_event) {
+             d3_event.preventDefault();
+             editCustom();
+           }).call(svgIcon('#iD-icon-more'));
+           liEnter.append('button').attr('class', 'zoom-to-data').call(uiTooltip().title(_t.html('map_data.layers.custom.zoom')).placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left')).on('click', function (d3_event) {
+             if (select(this).classed('disabled')) return;
+             d3_event.preventDefault();
+             d3_event.stopPropagation();
+             dataLayer.fitZoom();
+           }).call(svgIcon('#iD-icon-framed-dot', 'monochrome')); // Update
 
+           ul = ul.merge(ulEnter);
+           ul.selectAll('.list-item-data').classed('active', showsData).selectAll('label').classed('deemphasize', !hasData).selectAll('input').property('disabled', !hasData).property('checked', showsData);
+           ul.selectAll('button.zoom-to-data').classed('disabled', !hasData);
+         }
 
-           return propObj[langKeys[0]].value;
+         function editCustom() {
+           context.container().call(settingsCustomData);
          }
 
-         wiki.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
-           return wiki;
-         };
+         function customChanged(d) {
+           var dataLayer = layers.layer('data');
 
-         wiki.focus = function () {
-           _searchInput.node().focus();
-         };
+           if (d && d.url) {
+             dataLayer.url(d.url);
+           } else if (d && d.fileList) {
+             dataLayer.fileList(d.fileList);
+           }
+         }
+
+         function drawPanelItems(selection) {
+           var panelsListEnter = selection.selectAll('.md-extras-list').data([0]).enter().append('ul').attr('class', 'layer-list md-extras-list');
+           var historyPanelLabelEnter = panelsListEnter.append('li').attr('class', 'history-panel-toggle-item').append('label').call(uiTooltip().title(_t.html('map_data.history_panel.tooltip')).keys([uiCmd('⌘⇧' + _t('info_panels.history.key'))]).placement('top'));
+           historyPanelLabelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event) {
+             d3_event.preventDefault();
+             context.ui().info.toggle('history');
+           });
+           historyPanelLabelEnter.append('span').call(_t.append('map_data.history_panel.title'));
+           var measurementPanelLabelEnter = panelsListEnter.append('li').attr('class', 'measurement-panel-toggle-item').append('label').call(uiTooltip().title(_t.html('map_data.measurement_panel.tooltip')).keys([uiCmd('⌘⇧' + _t('info_panels.measurement.key'))]).placement('top'));
+           measurementPanelLabelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event) {
+             d3_event.preventDefault();
+             context.ui().info.toggle('measurement');
+           });
+           measurementPanelLabelEnter.append('span').call(_t.append('map_data.measurement_panel.title'));
+         }
 
-         return utilRebind(wiki, dispatch$1, 'on');
+         context.layers().on('change.uiSectionDataLayers', section.reRender);
+         context.map().on('move.uiSectionDataLayers', debounce(function () {
+           // Detroit layers may have moved in or out of view
+           window.requestIdleCallback(section.reRender);
+         }, 1000));
+         return section;
        }
 
-       function uiFieldWikipedia(field, context) {
-         var _arguments = arguments;
-         var dispatch$1 = dispatch('change');
-         var wikipedia = services.wikipedia;
-         var wikidata = services.wikidata;
+       function uiSectionMapFeatures(context) {
+         var _features = context.features().keys();
 
-         var _langInput = select(null);
+         var section = uiSection('map-features', context).label(_t.html('map_data.map_features')).disclosureContent(renderDisclosureContent).expandedByDefault(false);
+
+         function renderDisclosureContent(selection) {
+           var container = selection.selectAll('.layer-feature-list-container').data([0]);
+           var containerEnter = container.enter().append('div').attr('class', 'layer-feature-list-container');
+           containerEnter.append('ul').attr('class', 'layer-list layer-feature-list');
+           var footer = containerEnter.append('div').attr('class', 'feature-list-links section-footer');
+           footer.append('a').attr('class', 'feature-list-link').attr('role', 'button').attr('href', '#').call(_t.append('issues.disable_all')).on('click', function (d3_event) {
+             d3_event.preventDefault();
+             context.features().disableAll();
+           });
+           footer.append('a').attr('class', 'feature-list-link').attr('role', 'button').attr('href', '#').call(_t.append('issues.enable_all')).on('click', function (d3_event) {
+             d3_event.preventDefault();
+             context.features().enableAll();
+           }); // Update
+
+           container = container.merge(containerEnter);
+           container.selectAll('.layer-feature-list').call(drawListItems, _features, 'checkbox', 'feature', clickFeature, showsFeature);
+         }
+
+         function drawListItems(selection, data, type, name, change, active) {
+           var items = selection.selectAll('li').data(data); // Exit
 
-         var _titleInput = select(null);
+           items.exit().remove(); // Enter
 
-         var _wikiURL = '';
+           var enter = items.enter().append('li').call(uiTooltip().title(function (d) {
+             var tip = _t.html(name + '.' + d + '.tooltip');
 
-         var _entityIDs;
+             if (autoHiddenFeature(d)) {
+               var msg = showsLayer('osm') ? _t.html('map_data.autohidden') : _t.html('map_data.osmhidden');
+               tip += '<div>' + msg + '</div>';
+             }
 
-         var _tags;
+             return tip;
+           }).placement('top'));
+           var label = enter.append('label');
+           label.append('input').attr('type', type).attr('name', name).on('change', change);
+           label.append('span').html(function (d) {
+             return _t.html(name + '.' + d + '.description');
+           }); // Update
 
-         var _dataWikipedia = [];
-         _mainFileFetcher.get('wmf_sitematrix').then(function (d) {
-           _dataWikipedia = d;
-           if (_tags) updateForTags(_tags);
-         })["catch"](function () {
-           /* ignore */
-         });
-         var langCombo = uiCombobox(context, 'wikipedia-lang').fetcher(function (value, callback) {
-           var v = value.toLowerCase();
-           callback(_dataWikipedia.filter(function (d) {
-             return d[0].toLowerCase().indexOf(v) >= 0 || d[1].toLowerCase().indexOf(v) >= 0 || d[2].toLowerCase().indexOf(v) >= 0;
-           }).map(function (d) {
-             return {
-               value: d[1]
-             };
-           }));
-         });
-         var titleCombo = uiCombobox(context, 'wikipedia-title').fetcher(function (value, callback) {
-           if (!value) {
-             value = '';
+           items = items.merge(enter);
+           items.classed('active', active).selectAll('input').property('checked', active).property('indeterminate', autoHiddenFeature);
+         }
 
-             for (var i in _entityIDs) {
-               var entity = context.hasEntity(_entityIDs[i]);
+         function autoHiddenFeature(d) {
+           return context.features().autoHidden(d);
+         }
 
-               if (entity.tags.name) {
-                 value = entity.tags.name;
-                 break;
-               }
-             }
-           }
+         function showsFeature(d) {
+           return context.features().enabled(d);
+         }
 
-           var searchfn = value.length > 7 ? wikipedia.search : wikipedia.suggestions;
-           searchfn(language()[2], value, function (query, data) {
-             callback(data.map(function (d) {
-               return {
-                 value: d
-               };
-             }));
-           });
-         });
+         function clickFeature(d3_event, d) {
+           context.features().toggle(d);
+         }
 
-         function wiki(selection) {
-           var wrap = selection.selectAll('.form-field-input-wrap').data([0]);
-           wrap = wrap.enter().append('div').attr('class', "form-field-input-wrap form-field-input-".concat(field.type)).merge(wrap);
-           var langContainer = wrap.selectAll('.wiki-lang-container').data([0]);
-           langContainer = langContainer.enter().append('div').attr('class', 'wiki-lang-container').merge(langContainer);
-           _langInput = langContainer.selectAll('input.wiki-lang').data([0]);
-           _langInput = _langInput.enter().append('input').attr('type', 'text').attr('class', 'wiki-lang').attr('placeholder', _t('translate.localized_translation_language')).call(utilNoAuto).call(langCombo).merge(_langInput);
+         function showsLayer(id) {
+           var layer = context.layers().layer(id);
+           return layer && layer.enabled();
+         } // add listeners
 
-           _langInput.on('blur', changeLang).on('change', changeLang);
 
-           var titleContainer = wrap.selectAll('.wiki-title-container').data([0]);
-           titleContainer = titleContainer.enter().append('div').attr('class', 'wiki-title-container').merge(titleContainer);
-           _titleInput = titleContainer.selectAll('input.wiki-title').data([0]);
-           _titleInput = _titleInput.enter().append('input').attr('type', 'text').attr('class', 'wiki-title').attr('id', field.domId).call(utilNoAuto).call(titleCombo).merge(_titleInput);
+         context.features().on('change.map_features', section.reRender);
+         return section;
+       }
 
-           _titleInput.on('blur', function () {
-             change(true);
-           }).on('change', function () {
-             change(false);
-           });
+       function uiSectionMapStyleOptions(context) {
+         var section = uiSection('fill-area', context).label(_t.html('map_data.style_options')).disclosureContent(renderDisclosureContent).expandedByDefault(false);
 
-           var link = titleContainer.selectAll('.wiki-link').data([0]);
-           link = link.enter().append('button').attr('class', 'form-field-button wiki-link').attr('title', _t('icons.view_on', {
-             domain: 'wikipedia.org'
-           })).call(svgIcon('#iD-icon-out-link')).merge(link);
-           link.on('click', function (d3_event) {
-             d3_event.preventDefault();
-             if (_wikiURL) window.open(_wikiURL, '_blank');
+         function renderDisclosureContent(selection) {
+           var container = selection.selectAll('.layer-fill-list').data([0]);
+           container.enter().append('ul').attr('class', 'layer-list layer-fill-list').merge(container).call(drawListItems, context.map().areaFillOptions, 'radio', 'area_fill', setFill, isActiveFill);
+           var container2 = selection.selectAll('.layer-visual-diff-list').data([0]);
+           container2.enter().append('ul').attr('class', 'layer-list layer-visual-diff-list').merge(container2).call(drawListItems, ['highlight_edits'], 'checkbox', 'visual_diff', toggleHighlightEdited, function () {
+             return context.surface().classed('highlight-edited');
            });
          }
 
-         function defaultLanguageInfo(skipEnglishFallback) {
-           var langCode = _mainLocalizer.languageCode().toLowerCase();
-
-           for (var i in _dataWikipedia) {
-             var d = _dataWikipedia[i]; // default to the language of iD's current locale
+         function drawListItems(selection, data, type, name, change, active) {
+           var items = selection.selectAll('li').data(data); // Exit
 
-             if (d[2] === langCode) return d;
-           } // fallback to English
+           items.exit().remove(); // Enter
 
+           var enter = items.enter().append('li').call(uiTooltip().title(function (d) {
+             return _t.html(name + '.' + d + '.tooltip');
+           }).keys(function (d) {
+             var key = d === 'wireframe' ? _t('area_fill.wireframe.key') : null;
+             if (d === 'highlight_edits') key = _t('map_data.highlight_edits.key');
+             return key ? [key] : null;
+           }).placement('top'));
+           var label = enter.append('label');
+           label.append('input').attr('type', type).attr('name', name).on('change', change);
+           label.append('span').html(function (d) {
+             return _t.html(name + '.' + d + '.description');
+           }); // Update
 
-           return skipEnglishFallback ? ['', '', ''] : ['English', 'English', 'en'];
+           items = items.merge(enter);
+           items.classed('active', active).selectAll('input').property('checked', active).property('indeterminate', false);
          }
 
-         function language(skipEnglishFallback) {
-           var value = utilGetSetValue(_langInput).toLowerCase();
+         function isActiveFill(d) {
+           return context.map().activeAreaFill() === d;
+         }
 
-           for (var i in _dataWikipedia) {
-             var d = _dataWikipedia[i]; // return the language already set in the UI, if supported
+         function toggleHighlightEdited(d3_event) {
+           d3_event.preventDefault();
+           context.map().toggleHighlightEdited();
+         }
 
-             if (d[0].toLowerCase() === value || d[1].toLowerCase() === value || d[2] === value) return d;
-           } // fallback to English
+         function setFill(d3_event, d) {
+           context.map().activeAreaFill(d);
+         }
 
+         context.map().on('changeHighlighting.ui_style, changeAreaFill.ui_style', section.reRender);
+         return section;
+       }
 
-           return defaultLanguageInfo(skipEnglishFallback);
-         }
+       function uiSectionPhotoOverlays(context) {
+         var layers = context.layers();
+         var section = uiSection('photo-overlays', context).label(_t.html('photo_overlays.title')).disclosureContent(renderDisclosureContent).expandedByDefault(false);
 
-         function changeLang() {
-           utilGetSetValue(_langInput, language()[1]);
-           change(true);
+         function renderDisclosureContent(selection) {
+           var container = selection.selectAll('.photo-overlay-container').data([0]);
+           container.enter().append('div').attr('class', 'photo-overlay-container').merge(container).call(drawPhotoItems).call(drawPhotoTypeItems).call(drawDateFilter).call(drawUsernameFilter);
          }
 
-         function change(skipWikidata) {
-           var value = utilGetSetValue(_titleInput);
-           var m = value.match(/https?:\/\/([-a-z]+)\.wikipedia\.org\/(?:wiki|\1-[-a-z]+)\/([^#]+)(?:#(.+))?/);
-
-           var langInfo = m && _dataWikipedia.find(function (d) {
-             return m[1] === d[2];
+         function drawPhotoItems(selection) {
+           var photoKeys = context.photos().overlayLayerIDs();
+           var photoLayers = layers.all().filter(function (obj) {
+             return photoKeys.indexOf(obj.id) !== -1;
+           });
+           var data = photoLayers.filter(function (obj) {
+             return obj.layer.supported();
            });
 
-           var syncTags = {};
+           function layerSupported(d) {
+             return d.layer && d.layer.supported();
+           }
 
-           if (langInfo) {
-             var nativeLangName = langInfo[1]; // Normalize title http://www.mediawiki.org/wiki/API:Query#Title_normalization
+           function layerEnabled(d) {
+             return layerSupported(d) && d.layer.enabled();
+           }
 
-             value = decodeURIComponent(m[2]).replace(/_/g, ' ');
+           var ul = selection.selectAll('.layer-list-photos').data([0]);
+           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-photos').merge(ul);
+           var li = ul.selectAll('.list-item-photos').data(data);
+           li.exit().remove();
+           var liEnter = li.enter().append('li').attr('class', function (d) {
+             var classes = 'list-item-photos list-item-' + d.id;
 
-             if (m[3]) {
-               var anchor; // try {
-               // leave this out for now - #6232
-               // Best-effort `anchordecode:` implementation
-               // anchor = decodeURIComponent(m[3].replace(/\.([0-9A-F]{2})/g, '%$1'));
-               // } catch (e) {
+             if (d.id === 'mapillary-signs' || d.id === 'mapillary-map-features') {
+               classes += ' indented';
+             }
 
-               anchor = decodeURIComponent(m[3]); // }
+             return classes;
+           });
+           var labelEnter = liEnter.append('label').each(function (d) {
+             var titleID;
+             if (d.id === 'mapillary-signs') titleID = 'mapillary.signs.tooltip';else if (d.id === 'mapillary') titleID = 'mapillary_images.tooltip';else if (d.id === 'kartaview') titleID = 'kartaview_images.tooltip';else titleID = d.id.replace(/-/g, '_') + '.tooltip';
+             select(this).call(uiTooltip().title(_t.html(titleID)).placement('top'));
+           });
+           labelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event, d) {
+             toggleLayer(d.id);
+           });
+           labelEnter.append('span').html(function (d) {
+             var id = d.id;
+             if (id === 'mapillary-signs') id = 'photo_overlays.traffic_signs';
+             return _t.html(id.replace(/-/g, '_') + '.title');
+           }); // Update
 
-               value += '#' + anchor.replace(/_/g, ' ');
-             }
+           li.merge(liEnter).classed('active', layerEnabled).selectAll('input').property('checked', layerEnabled);
+         }
 
-             value = value.slice(0, 1).toUpperCase() + value.slice(1);
-             utilGetSetValue(_langInput, nativeLangName);
-             utilGetSetValue(_titleInput, value);
-           }
+         function drawPhotoTypeItems(selection) {
+           var data = context.photos().allPhotoTypes();
 
-           if (value) {
-             syncTags.wikipedia = context.cleanTagValue(language()[2] + ':' + value);
-           } else {
-             syncTags.wikipedia = undefined;
+           function typeEnabled(d) {
+             return context.photos().showsPhotoType(d);
            }
 
-           dispatch$1.call('change', this, syncTags);
-           if (skipWikidata || !value || !language()[2]) return; // attempt asynchronous update of wikidata tag..
+           var ul = selection.selectAll('.layer-list-photo-types').data([0]);
+           ul.exit().remove();
+           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-photo-types').merge(ul);
+           var li = ul.selectAll('.list-item-photo-types').data(context.photos().shouldFilterByPhotoType() ? data : []);
+           li.exit().remove();
+           var liEnter = li.enter().append('li').attr('class', function (d) {
+             return 'list-item-photo-types list-item-' + d;
+           });
+           var labelEnter = liEnter.append('label').each(function (d) {
+             select(this).call(uiTooltip().title(_t.html('photo_overlays.photo_type.' + d + '.tooltip')).placement('top'));
+           });
+           labelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event, d) {
+             context.photos().togglePhotoType(d);
+           });
+           labelEnter.append('span').html(function (d) {
+             return _t.html('photo_overlays.photo_type.' + d + '.title');
+           }); // Update
 
-           var initGraph = context.graph();
-           var initEntityIDs = _entityIDs;
-           wikidata.itemsByTitle(language()[2], value, function (err, data) {
-             if (err || !data || !Object.keys(data).length) return; // If graph has changed, we can't apply this update.
+           li.merge(liEnter).classed('active', typeEnabled).selectAll('input').property('checked', typeEnabled);
+         }
 
-             if (context.graph() !== initGraph) return;
-             var qids = Object.keys(data);
-             var value = qids && qids.find(function (id) {
-               return id.match(/^Q\d+$/);
-             });
-             var actions = initEntityIDs.map(function (entityID) {
-               var entity = context.entity(entityID).tags;
-               var currTags = Object.assign({}, entity); // shallow copy
+         function drawDateFilter(selection) {
+           var data = context.photos().dateFilters();
 
-               if (currTags.wikidata !== value) {
-                 currTags.wikidata = value;
-                 return actionChangeTags(entityID, currTags);
-               }
+           function filterEnabled(d) {
+             return context.photos().dateFilterValue(d);
+           }
 
-               return null;
-             }).filter(Boolean);
-             if (!actions.length) return; // Coalesce the update of wikidata tag into the previous tag change
+           var ul = selection.selectAll('.layer-list-date-filter').data([0]);
+           ul.exit().remove();
+           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-date-filter').merge(ul);
+           var li = ul.selectAll('.list-item-date-filter').data(context.photos().shouldFilterByDate() ? data : []);
+           li.exit().remove();
+           var liEnter = li.enter().append('li').attr('class', 'list-item-date-filter');
+           var labelEnter = liEnter.append('label').each(function (d) {
+             select(this).call(uiTooltip().title(_t.html('photo_overlays.date_filter.' + d + '.tooltip')).placement('top'));
+           });
+           labelEnter.append('span').html(function (d) {
+             return _t.html('photo_overlays.date_filter.' + d + '.title');
+           });
+           labelEnter.append('input').attr('type', 'date').attr('class', 'list-item-input').attr('placeholder', _t('units.year_month_day')).call(utilNoAuto).each(function (d) {
+             utilGetSetValue(select(this), context.photos().dateFilterValue(d) || '');
+           }).on('change', function (d3_event, d) {
+             var value = utilGetSetValue(select(this)).trim();
+             context.photos().setDateFilter(d, value, true); // reload the displayed dates
 
-             context.overwrite(function actionUpdateWikidataTags(graph) {
-               actions.forEach(function (action) {
-                 graph = action(graph);
-               });
-               return graph;
-             }, context.history().undoAnnotation()); // do not dispatch.call('change') here, because entity_editor
-             // changeTags() is not intended to be called asynchronously
+             li.selectAll('input').each(function (d) {
+               utilGetSetValue(select(this), context.photos().dateFilterValue(d) || '');
+             });
            });
+           li = li.merge(liEnter).classed('active', filterEnabled);
          }
 
-         wiki.tags = function (tags) {
-           _tags = tags;
-           updateForTags(tags);
-         };
+         function drawUsernameFilter(selection) {
+           function filterEnabled() {
+             return context.photos().usernames();
+           }
 
-         function updateForTags(tags) {
-           var value = typeof tags[field.key] === 'string' ? tags[field.key] : ''; // Expect tag format of `tagLang:tagArticleTitle`, e.g. `fr:Paris`, with
-           // optional suffix of `#anchor`
+           var ul = selection.selectAll('.layer-list-username-filter').data([0]);
+           ul.exit().remove();
+           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-username-filter').merge(ul);
+           var li = ul.selectAll('.list-item-username-filter').data(context.photos().shouldFilterByUsername() ? ['username-filter'] : []);
+           li.exit().remove();
+           var liEnter = li.enter().append('li').attr('class', 'list-item-username-filter');
+           var labelEnter = liEnter.append('label').each(function () {
+             select(this).call(uiTooltip().title(_t.html('photo_overlays.username_filter.tooltip')).placement('top'));
+           });
+           labelEnter.append('span').call(_t.append('photo_overlays.username_filter.title'));
+           labelEnter.append('input').attr('type', 'text').attr('class', 'list-item-input').call(utilNoAuto).property('value', usernameValue).on('change', function () {
+             var value = select(this).property('value');
+             context.photos().setUsernameFilter(value, true);
+             select(this).property('value', usernameValue);
+           });
+           li.merge(liEnter).classed('active', filterEnabled);
 
-           var m = value.match(/([^:]+):([^#]+)(?:#(.+))?/);
-           var tagLang = m && m[1];
-           var tagArticleTitle = m && m[2];
-           var anchor = m && m[3];
+           function usernameValue() {
+             var usernames = context.photos().usernames();
+             if (usernames) return usernames.join('; ');
+             return usernames;
+           }
+         }
 
-           var tagLangInfo = tagLang && _dataWikipedia.find(function (d) {
-             return tagLang === d[2];
-           }); // value in correct format
+         function toggleLayer(which) {
+           setLayer(which, !showsLayer(which));
+         }
 
+         function showsLayer(which) {
+           var layer = layers.layer(which);
 
-           if (tagLangInfo) {
-             var nativeLangName = tagLangInfo[1];
-             utilGetSetValue(_langInput, nativeLangName);
-             utilGetSetValue(_titleInput, tagArticleTitle + (anchor ? '#' + anchor : ''));
+           if (layer) {
+             return layer.enabled();
+           }
 
-             if (anchor) {
-               try {
-                 // Best-effort `anchorencode:` implementation
-                 anchor = encodeURIComponent(anchor.replace(/ /g, '_')).replace(/%/g, '.');
-               } catch (e) {
-                 anchor = anchor.replace(/ /g, '_');
-               }
-             }
+           return false;
+         }
 
-             _wikiURL = 'https://' + tagLang + '.wikipedia.org/wiki/' + tagArticleTitle.replace(/ /g, '_') + (anchor ? '#' + anchor : ''); // unrecognized value format
-           } else {
-             utilGetSetValue(_titleInput, value);
+         function setLayer(which, enabled) {
+           var layer = layers.layer(which);
 
-             if (value && value !== '') {
-               utilGetSetValue(_langInput, '');
-               var defaultLangInfo = defaultLanguageInfo();
-               _wikiURL = "https://".concat(defaultLangInfo[2], ".wikipedia.org/w/index.php?fulltext=1&search=").concat(value);
-             } else {
-               var shownOrDefaultLangInfo = language(true
-               /* skipEnglishFallback */
-               );
-               utilGetSetValue(_langInput, shownOrDefaultLangInfo[1]);
-               _wikiURL = '';
-             }
+           if (layer) {
+             layer.enabled(enabled);
            }
          }
 
-         wiki.entityIDs = function (val) {
-           if (!_arguments.length) return _entityIDs;
-           _entityIDs = val;
-           return wiki;
-         };
+         context.layers().on('change.uiSectionPhotoOverlays', section.reRender);
+         context.photos().on('change.uiSectionPhotoOverlays', section.reRender);
+         return section;
+       }
 
-         wiki.focus = function () {
-           _titleInput.node().focus();
-         };
+       function uiPaneMapData(context) {
+         var mapDataPane = uiPane('map-data', context).key(_t('map_data.key')).label(_t.html('map_data.title')).description(_t.html('map_data.description')).iconName('iD-icon-data').sections([uiSectionDataLayers(context), uiSectionPhotoOverlays(context), uiSectionMapStyleOptions(context), uiSectionMapFeatures(context)]);
+         return mapDataPane;
+       }
 
-         return utilRebind(wiki, dispatch$1, 'on');
+       function uiPanePreferences(context) {
+         var preferencesPane = uiPane('preferences', context).key(_t('preferences.key')).label(_t.html('preferences.title')).description(_t.html('preferences.description')).iconName('fas-user-cog').sections([uiSectionPrivacy(context)]);
+         return preferencesPane;
        }
-       uiFieldWikipedia.supportsMultiselection = false;
 
-       var uiFields = {
-         access: uiFieldAccess,
-         address: uiFieldAddress,
-         check: uiFieldCheck,
-         combo: uiFieldCombo,
-         cycleway: uiFieldCycleway,
-         defaultCheck: uiFieldCheck,
-         email: uiFieldText,
-         identifier: uiFieldText,
-         lanes: uiFieldLanes,
-         localized: uiFieldLocalized,
-         maxspeed: uiFieldMaxspeed,
-         manyCombo: uiFieldCombo,
-         multiCombo: uiFieldCombo,
-         networkCombo: uiFieldCombo,
-         number: uiFieldText,
-         onewayCheck: uiFieldCheck,
-         radio: uiFieldRadio,
-         restrictions: uiFieldRestrictions,
-         semiCombo: uiFieldCombo,
-         structureRadio: uiFieldRadio,
-         tel: uiFieldText,
-         text: uiFieldText,
-         textarea: uiFieldTextarea,
-         typeCombo: uiFieldCombo,
-         url: uiFieldText,
-         wikidata: uiFieldWikidata,
-         wikipedia: uiFieldWikipedia
-       };
+       function uiInit(context) {
+         var _initCounter = 0;
+         var _needWidth = {};
 
-       function uiField(context, presetField, entityIDs, options) {
-         options = Object.assign({
-           show: true,
-           wrap: true,
-           remove: true,
-           revert: true,
-           info: true
-         }, options);
-         var dispatch$1 = dispatch('change', 'revert');
-         var field = Object.assign({}, presetField); // shallow copy
+         var _lastPointerType;
 
-         field.domId = utilUniqueDomId('form-field-' + field.safeid);
-         var _show = options.show;
-         var _state = '';
-         var _tags = {};
-         var _locked = false;
+         function render(container) {
+           container.on('click.ui', function (d3_event) {
+             // we're only concerned with the primary mouse button
+             if (d3_event.button !== 0) return;
+             if (!d3_event.composedPath) return; // some targets have default click events we don't want to override
 
-         var _lockedTip = uiTooltip().title(_t.html('inspector.lock.suggestion', {
-           label: field.label
-         })).placement('bottom');
+             var isOkayTarget = d3_event.composedPath().some(function (node) {
+               // we only care about element nodes
+               return node.nodeType === 1 && ( // clicking <input> focuses it and/or changes a value
+               node.nodeName === 'INPUT' || // clicking <label> affects its <input> by default
+               node.nodeName === 'LABEL' || // clicking <a> opens a hyperlink by default
+               node.nodeName === 'A');
+             });
+             if (isOkayTarget) return; // disable double-tap-to-zoom on touchscreens
 
-         field.keys = field.keys || [field.key]; // only create the fields that are actually being shown
+             d3_event.preventDefault();
+           });
+           var detected = utilDetect(); // only WebKit supports gesture events
+
+           if ('GestureEvent' in window && // Listening for gesture events on iOS 13.4+ breaks double-tapping,
+           // but we only need to do this on desktop Safari anyway. – #7694
+           !detected.isMobileWebKit) {
+             // On iOS we disable pinch-to-zoom of the UI via the `touch-action`
+             // CSS property, but on desktop Safari we need to manually cancel the
+             // default gesture events.
+             container.on('gesturestart.ui gesturechange.ui gestureend.ui', function (d3_event) {
+               // disable pinch-to-zoom of the UI via multitouch trackpads on macOS Safari
+               d3_event.preventDefault();
+             });
+           }
+
+           if ('PointerEvent' in window) {
+             select(window).on('pointerdown.ui pointerup.ui', function (d3_event) {
+               var pointerType = d3_event.pointerType || 'mouse';
+
+               if (_lastPointerType !== pointerType) {
+                 _lastPointerType = pointerType;
+                 container.attr('pointer', pointerType);
+               }
+             }, true);
+           } else {
+             _lastPointerType = 'mouse';
+             container.attr('pointer', 'mouse');
+           }
+
+           container.attr('lang', _mainLocalizer.localeCode()).attr('dir', _mainLocalizer.textDirection()); // setup fullscreen keybindings (no button shown at this time)
+
+           container.call(uiFullScreen(context));
+           var map = context.map();
+           map.redrawEnable(false); // don't draw until we've set zoom/lat/long
+
+           map.on('hitMinZoom.ui', function () {
+             ui.flash.iconName('#iD-icon-no').label(_t.html('cannot_zoom'))();
+           });
+           container.append('svg').attr('id', 'ideditor-defs').call(ui.svgDefs);
+           container.append('div').attr('class', 'sidebar').call(ui.sidebar);
+           var content = container.append('div').attr('class', 'main-content active'); // Top toolbar
+
+           content.append('div').attr('class', 'top-toolbar-wrap').append('div').attr('class', 'top-toolbar fillD').call(uiTopToolbar(context));
+           content.append('div').attr('class', 'main-map').attr('dir', 'ltr').call(map);
+           var overMap = content.append('div').attr('class', 'over-map'); // HACK: Mobile Safari 14 likes to select anything selectable when long-
+           // pressing, even if it's not targeted. This conflicts with long-pressing
+           // to show the edit menu. We add a selectable offscreen element as the first
+           // child to trick Safari into not showing the selection UI.
 
-         if (_show && !field.impl) {
-           createField();
-         } // Creates the field.. This is done lazily,
-         // once we know that the field will be shown.
+           overMap.append('div').attr('class', 'select-trap').text('t');
+           overMap.call(uiMapInMap(context)).call(uiNotice(context));
+           overMap.append('div').attr('class', 'spinner').call(uiSpinner(context)); // Map controls
 
+           var controlsWrap = overMap.append('div').attr('class', 'map-controls-wrap');
+           var controls = controlsWrap.append('div').attr('class', 'map-controls');
+           controls.append('div').attr('class', 'map-control zoombuttons').call(uiZoom(context));
+           controls.append('div').attr('class', 'map-control zoom-to-selection-control').call(uiZoomToSelection(context));
+           controls.append('div').attr('class', 'map-control geolocate-control').call(uiGeolocate(context));
+           controlsWrap.on('wheel.mapControls', function (d3_event) {
+             if (!d3_event.deltaX) {
+               controlsWrap.node().scrollTop += d3_event.deltaY;
+             }
+           }); // Add panes
+           // This should happen after map is initialized, as some require surface()
 
-         function createField() {
-           field.impl = uiFields[field.type](field, context).on('change', function (t, onInput) {
-             dispatch$1.call('change', field, t, onInput);
+           var panes = overMap.append('div').attr('class', 'map-panes');
+           var uiPanes = [uiPaneBackground(context), uiPaneMapData(context), uiPaneIssues(context), uiPanePreferences(context), uiPaneHelp(context)];
+           uiPanes.forEach(function (pane) {
+             controls.append('div').attr('class', 'map-control map-pane-control ' + pane.id + '-control').call(pane.renderToggleButton);
+             panes.call(pane.renderPane);
            });
+           ui.info = uiInfo(context);
+           overMap.call(ui.info);
+           overMap.append('div').attr('class', 'photoviewer').classed('al', true) // 'al'=left,  'ar'=right
+           .classed('hide', true).call(ui.photoviewer);
+           overMap.append('div').attr('class', 'attribution-wrap').attr('dir', 'ltr').call(uiAttribution(context)); // Add footer
 
-           if (entityIDs) {
-             field.entityIDs = entityIDs; // if this field cares about the entities, pass them along
+           var about = content.append('div').attr('class', 'map-footer');
+           about.append('div').attr('class', 'api-status').call(uiStatus(context));
+           var footer = about.append('div').attr('class', 'map-footer-bar fillD');
+           footer.append('div').attr('class', 'flash-wrap footer-hide');
+           var footerWrap = footer.append('div').attr('class', 'main-footer-wrap footer-show');
+           footerWrap.append('div').attr('class', 'scale-block').call(uiScale(context));
+           var aboutList = footerWrap.append('div').attr('class', 'info-block').append('ul').attr('class', 'map-footer-list');
+           aboutList.append('li').attr('class', 'user-list').call(uiContributors(context));
+           var apiConnections = context.apiConnections();
 
-             if (field.impl.entityIDs) {
-               field.impl.entityIDs(entityIDs);
-             }
+           if (apiConnections && apiConnections.length > 1) {
+             aboutList.append('li').attr('class', 'source-switch').call(uiSourceSwitch(context).keys(apiConnections));
            }
-         }
-
-         function isModified() {
-           if (!entityIDs || !entityIDs.length) return false;
-           return entityIDs.some(function (entityID) {
-             var original = context.graph().base().entities[entityID];
-             var latest = context.graph().entity(entityID);
-             return field.keys.some(function (key) {
-               return original ? latest.tags[key] !== original.tags[key] : latest.tags[key];
-             });
-           });
-         }
 
-         function tagsContainFieldKey() {
-           return field.keys.some(function (key) {
-             if (field.type === 'multiCombo') {
-               for (var tagKey in _tags) {
-                 if (tagKey.indexOf(key) === 0) {
-                   return true;
-                 }
-               }
+           aboutList.append('li').attr('class', 'issues-info').call(uiIssuesInfo(context));
+           aboutList.append('li').attr('class', 'feature-warning').call(uiFeatureInfo(context));
+           var issueLinks = aboutList.append('li');
+           issueLinks.append('a').attr('target', '_blank').attr('href', 'https://github.com/openstreetmap/iD/issues').attr('aria-label', _t('report_a_bug')).call(svgIcon('#iD-icon-bug', 'light')).call(uiTooltip().title(_t.html('report_a_bug')).placement('top'));
+           issueLinks.append('a').attr('target', '_blank').attr('href', 'https://github.com/openstreetmap/iD/blob/develop/CONTRIBUTING.md#translating').attr('aria-label', _t('help_translate')).call(svgIcon('#iD-icon-translate', 'light')).call(uiTooltip().title(_t.html('help_translate')).placement('top'));
+           aboutList.append('li').attr('class', 'version').call(uiVersion(context));
 
-               return false;
-             }
+           if (!context.embed()) {
+             aboutList.call(uiAccount(context));
+           } // Setup map dimensions and move map to initial center/zoom.
+           // This should happen after .main-content and toolbars exist.
 
-             return _tags[key] !== undefined;
-           });
-         }
 
-         function revert(d3_event, d) {
-           d3_event.stopPropagation();
-           d3_event.preventDefault();
-           if (!entityIDs || _locked) return;
-           dispatch$1.call('revert', d, d.keys);
-         }
+           ui.onResize();
+           map.redrawEnable(true);
+           ui.hash = behaviorHash(context);
+           ui.hash();
 
-         function remove(d3_event, d) {
-           d3_event.stopPropagation();
-           d3_event.preventDefault();
-           if (_locked) return;
-           var t = {};
-           d.keys.forEach(function (key) {
-             t[key] = undefined;
-           });
-           dispatch$1.call('change', d, t);
-         }
+           if (!ui.hash.hadHash) {
+             map.centerZoom([0, 0], 2);
+           } // Bind events
 
-         field.render = function (selection) {
-           var container = selection.selectAll('.form-field').data([field]); // Enter
 
-           var enter = container.enter().append('div').attr('class', function (d) {
-             return 'form-field form-field-' + d.safeid;
-           }).classed('nowrap', !options.wrap);
+           window.onbeforeunload = function () {
+             return context.save();
+           };
 
-           if (options.wrap) {
-             var labelEnter = enter.append('label').attr('class', 'field-label').attr('for', function (d) {
-               return d.domId;
-             });
-             var textEnter = labelEnter.append('span').attr('class', 'label-text');
-             textEnter.append('span').attr('class', 'label-textvalue').html(function (d) {
-               return d.label();
-             });
-             textEnter.append('span').attr('class', 'label-textannotation');
+           window.onunload = function () {
+             context.history().unlock();
+           };
 
-             if (options.remove) {
-               labelEnter.append('button').attr('class', 'remove-icon').attr('title', _t('icons.remove')).call(svgIcon('#iD-operation-delete'));
+           select(window).on('resize.editor', function () {
+             ui.onResize();
+           });
+           var panPixels = 80;
+           context.keybinding().on('⌫', function (d3_event) {
+             d3_event.preventDefault();
+           }).on([_t('sidebar.key'), '`', '²', '@'], ui.sidebar.toggle) // #5663, #6864 - common QWERTY, AZERTY
+           .on('←', pan([panPixels, 0])).on('↑', pan([0, panPixels])).on('→', pan([-panPixels, 0])).on('↓', pan([0, -panPixels])).on(uiCmd('⌥←'), pan([map.dimensions()[0], 0])).on(uiCmd('⌥↑'), pan([0, map.dimensions()[1]])).on(uiCmd('⌥→'), pan([-map.dimensions()[0], 0])).on(uiCmd('⌥↓'), pan([0, -map.dimensions()[1]])).on(uiCmd('⌘' + _t('background.key')), function quickSwitch(d3_event) {
+             if (d3_event) {
+               d3_event.stopImmediatePropagation();
+               d3_event.preventDefault();
              }
 
-             if (options.revert) {
-               labelEnter.append('button').attr('class', 'modified-icon').attr('title', _t('icons.undo')).call(svgIcon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-redo' : '#iD-icon-undo'));
+             var previousBackground = context.background().findSource(corePreferences('background-last-used-toggle'));
+
+             if (previousBackground) {
+               var currentBackground = context.background().baseLayerSource();
+               corePreferences('background-last-used-toggle', currentBackground.id);
+               corePreferences('background-last-used', previousBackground.id);
+               context.background().baseLayerSource(previousBackground);
              }
-           } // Update
+           }).on(_t('area_fill.wireframe.key'), function toggleWireframe(d3_event) {
+             d3_event.preventDefault();
+             d3_event.stopPropagation();
+             context.map().toggleWireframe();
+           }).on(uiCmd('⌥' + _t('area_fill.wireframe.key')), function toggleOsmData(d3_event) {
+             d3_event.preventDefault();
+             d3_event.stopPropagation(); // Don't allow layer changes while drawing - #6584
 
+             var mode = context.mode();
+             if (mode && /^draw/.test(mode.id)) return;
+             var layer = context.layers().layer('osm');
 
-           container = container.merge(enter);
-           container.select('.field-label > .remove-icon') // propagate bound data
-           .on('click', remove);
-           container.select('.field-label > .modified-icon') // propagate bound data
-           .on('click', revert);
-           container.each(function (d) {
-             var selection = select(this);
+             if (layer) {
+               layer.enabled(!layer.enabled());
 
-             if (!d.impl) {
-               createField();
+               if (!layer.enabled()) {
+                 context.enter(modeBrowse(context));
+               }
              }
+           }).on(_t('map_data.highlight_edits.key'), function toggleHighlightEdited(d3_event) {
+             d3_event.preventDefault();
+             context.map().toggleHighlightEdited();
+           });
+           context.on('enter.editor', function (entered) {
+             container.classed('mode-' + entered.id, true);
+           }).on('exit.editor', function (exited) {
+             container.classed('mode-' + exited.id, false);
+           });
+           context.enter(modeBrowse(context));
 
-             var reference, help; // instantiate field help
+           if (!_initCounter++) {
+             if (!ui.hash.startWalkthrough) {
+               context.container().call(uiSplash(context)).call(uiRestore(context));
+             }
 
-             if (options.wrap && field.type === 'restrictions') {
-               help = uiFieldHelp(context, 'restrictions');
-             } // instantiate tag reference
+             context.container().call(ui.shortcuts);
+           }
 
+           var osm = context.connection();
+           var auth = uiLoading(context).message(_t.html('loading_auth')).blocking(true);
 
-             if (options.wrap && options.info) {
-               var referenceKey = d.key || '';
+           if (osm && auth) {
+             osm.on('authLoading.ui', function () {
+               context.container().call(auth);
+             }).on('authDone.ui', function () {
+               auth.close();
+             });
+           }
 
-               if (d.type === 'multiCombo') {
-                 // lookup key without the trailing ':'
-                 referenceKey = referenceKey.replace(/:$/, '');
-               }
+           _initCounter++;
 
-               reference = uiTagReference(d.reference || {
-                 key: referenceKey
-               });
+           if (ui.hash.startWalkthrough) {
+             ui.hash.startWalkthrough = false;
+             context.container().call(uiIntro(context));
+           }
 
-               if (_state === 'hover') {
-                 reference.showing(false);
-               }
-             }
+           function pan(d) {
+             return function (d3_event) {
+               if (d3_event.shiftKey) return;
+               if (context.container().select('.combobox').size()) return;
+               d3_event.preventDefault();
+               context.map().pan(d, 100);
+             };
+           }
+         }
 
-             selection.call(d.impl); // add field help components
+         var ui = {};
 
-             if (help) {
-               selection.call(help.body).select('.field-label').call(help.button);
-             } // add tag reference components
+         var _loadPromise; // renders the iD interface into the container node
 
 
-             if (reference) {
-               selection.call(reference.body).select('.field-label').call(reference.button);
-             }
+         ui.ensureLoaded = function () {
+           if (_loadPromise) return _loadPromise;
+           return _loadPromise = Promise.all([// must have strings and presets before loading the UI
+           _mainLocalizer.ensureLoaded(), _mainPresetIndex.ensureLoaded()]).then(function () {
+             if (!context.container().empty()) render(context.container());
+           })["catch"](function (err) {
+             return console.error(err);
+           }); // eslint-disable-line
+         }; // `ui.restart()` will destroy and rebuild the entire iD interface,
+         // for example to switch the locale while iD is running.
 
-             d.impl.tags(_tags);
-           });
-           container.classed('locked', _locked).classed('modified', isModified()).classed('present', tagsContainFieldKey()); // show a tip and lock icon if the field is locked
 
-           var annotation = container.selectAll('.field-label .label-textannotation');
-           var icon = annotation.selectAll('.icon').data(_locked ? [0] : []);
-           icon.exit().remove();
-           icon.enter().append('svg').attr('class', 'icon').append('use').attr('xlink:href', '#fas-lock');
-           container.call(_locked ? _lockedTip : _lockedTip.destroy);
+         ui.restart = function () {
+           context.keybinding().clear();
+           _loadPromise = null;
+           context.container().selectAll('*').remove();
+           ui.ensureLoaded();
          };
 
-         field.state = function (val) {
-           if (!arguments.length) return _state;
-           _state = val;
-           return field;
+         ui.lastPointerType = function () {
+           return _lastPointerType;
          };
 
-         field.tags = function (val) {
-           if (!arguments.length) return _tags;
-           _tags = val;
+         ui.svgDefs = svgDefs(context);
+         ui.flash = uiFlash(context);
+         ui.sidebar = uiSidebar(context);
+         ui.photoviewer = uiPhotoviewer(context);
+         ui.shortcuts = uiShortcuts(context);
 
-           if (tagsContainFieldKey() && !_show) {
-             // always show a field if it has a value to display
-             _show = true;
+         ui.onResize = function (withPan) {
+           var map = context.map(); // Recalc dimensions of map and sidebar.. (`true` = force recalc)
+           // This will call `getBoundingClientRect` and trigger reflow,
+           //  but the values will be cached for later use.
 
-             if (!field.impl) {
-               createField();
-             }
+           var mapDimensions = utilGetDimensions(context.container().select('.main-content'), true);
+           utilGetDimensions(context.container().select('.sidebar'), true);
+
+           if (withPan !== undefined) {
+             map.redrawEnable(false);
+             map.pan(withPan);
+             map.redrawEnable(true);
            }
 
-           return field;
-         };
+           map.dimensions(mapDimensions);
+           ui.photoviewer.onMapResize(); // check if header or footer have overflowed
 
-         field.locked = function (val) {
-           if (!arguments.length) return _locked;
-           _locked = val;
-           return field;
-         };
+           ui.checkOverflow('.top-toolbar');
+           ui.checkOverflow('.map-footer-bar'); // Use outdated code so it works on Explorer
 
-         field.show = function () {
-           _show = true;
+           var resizeWindowEvent = document.createEvent('Event');
+           resizeWindowEvent.initEvent('resizeWindow', true, true);
+           document.dispatchEvent(resizeWindowEvent);
+         }; // Call checkOverflow when resizing or whenever the contents change.
 
-           if (!field.impl) {
-             createField();
-           }
 
-           if (field["default"] && field.key && _tags[field.key] !== field["default"]) {
-             var t = {};
-             t[field.key] = field["default"];
-             dispatch$1.call('change', this, t);
+         ui.checkOverflow = function (selector, reset) {
+           if (reset) {
+             delete _needWidth[selector];
            }
-         }; // A shown field has a visible UI, a non-shown field is in the 'Add field' dropdown
-
 
-         field.isShown = function () {
-           return _show;
-         }; // An allowed field can appear in the UI or in the 'Add field' dropdown.
-         // A non-allowed field is hidden from the user altogether
+           var selection = context.container().select(selector);
+           if (selection.empty()) return;
+           var scrollWidth = selection.property('scrollWidth');
+           var clientWidth = selection.property('clientWidth');
+           var needed = _needWidth[selector] || scrollWidth;
 
+           if (scrollWidth > clientWidth) {
+             // overflow happening
+             selection.classed('narrow', true);
 
-         field.isAllowed = function () {
-           if (entityIDs && entityIDs.length > 1 && uiFields[field.type].supportsMultiselection === false) return false;
-           if (field.geometry && !entityIDs.every(function (entityID) {
-             return field.matchGeometry(context.graph().geometry(entityID));
-           })) return false;
+             if (!_needWidth[selector]) {
+               _needWidth[selector] = scrollWidth;
+             }
+           } else if (scrollWidth >= needed) {
+             selection.classed('narrow', false);
+           }
+         };
 
-           if (field.countryCodes || field.notCountryCodes) {
-             var extent = combinedEntityExtent();
-             if (!extent) return true;
-             var center = extent.center();
-             var countryCode = iso1A2Code(center);
-             if (!countryCode) return false;
-             countryCode = countryCode.toLowerCase();
+         ui.togglePanes = function (showPane) {
+           var hidePanes = context.container().selectAll('.map-pane.shown');
+           var side = _mainLocalizer.textDirection() === 'ltr' ? 'right' : 'left';
+           hidePanes.classed('shown', false).classed('hide', true);
+           context.container().selectAll('.map-pane-control button').classed('active', false);
 
-             if (field.countryCodes && field.countryCodes.indexOf(countryCode) === -1) {
-               return false;
-             }
+           if (showPane) {
+             hidePanes.classed('shown', false).classed('hide', true).style(side, '-500px');
+             context.container().selectAll('.' + showPane.attr('pane') + '-control button').classed('active', true);
+             showPane.classed('shown', true).classed('hide', false);
 
-             if (field.notCountryCodes && field.notCountryCodes.indexOf(countryCode) !== -1) {
-               return false;
+             if (hidePanes.empty()) {
+               showPane.style(side, '-500px').transition().duration(200).style(side, '0px');
+             } else {
+               showPane.style(side, '0px');
              }
+           } else {
+             hidePanes.classed('shown', true).classed('hide', false).style(side, '0px').transition().duration(200).style(side, '-500px').on('end', function () {
+               select(this).classed('shown', false).classed('hide', true);
+             });
            }
+         };
 
-           var prerequisiteTag = field.prerequisiteTag;
-
-           if (entityIDs && !tagsContainFieldKey() && // ignore tagging prerequisites if a value is already present
-           prerequisiteTag) {
-             if (!entityIDs.every(function (entityID) {
-               var entity = context.graph().entity(entityID);
+         var _editMenu = uiEditMenu(context);
 
-               if (prerequisiteTag.key) {
-                 var value = entity.tags[prerequisiteTag.key];
-                 if (!value) return false;
+         ui.editMenu = function () {
+           return _editMenu;
+         };
 
-                 if (prerequisiteTag.valueNot) {
-                   return prerequisiteTag.valueNot !== value;
-                 }
+         ui.showEditMenu = function (anchorPoint, triggerType, operations) {
+           // remove any displayed menu
+           ui.closeEditMenu();
+           if (!operations && context.mode().operations) operations = context.mode().operations();
+           if (!operations || !operations.length) return; // disable menu if in wide selection, for example
 
-                 if (prerequisiteTag.value) {
-                   return prerequisiteTag.value === value;
-                 }
-               } else if (prerequisiteTag.keyNot) {
-                 if (entity.tags[prerequisiteTag.keyNot]) return false;
-               }
+           if (!context.map().editableDataEnabled()) return;
+           var surfaceNode = context.surface().node();
 
-               return true;
-             })) return false;
+           if (surfaceNode.focus) {
+             // FF doesn't support it
+             // focus the surface or else clicking off the menu may not trigger modeBrowse
+             surfaceNode.focus();
            }
 
-           return true;
-         };
+           operations.forEach(function (operation) {
+             if (operation.point) operation.point(anchorPoint);
+           });
 
-         field.focus = function () {
-           if (field.impl) {
-             field.impl.focus();
-           }
+           _editMenu.anchorLoc(anchorPoint).triggerType(triggerType).operations(operations); // render the menu
+
+
+           context.map().supersurface.call(_editMenu);
          };
 
-         function combinedEntityExtent() {
-           return entityIDs && entityIDs.length && entityIDs.reduce(function (extent, entityID) {
-             var entity = context.graph().entity(entityID);
-             return extent.extend(entity.extent(context.graph()));
-           }, geoExtent());
-         }
+         ui.closeEditMenu = function () {
+           // remove any existing menu no matter how it was added
+           context.map().supersurface.select('.edit-menu').remove();
+         };
 
-         return utilRebind(field, dispatch$1, 'on');
-       }
+         var _saveLoading = select(null);
 
-       function uiFormFields(context) {
-         var moreCombo = uiCombobox(context, 'more-fields').minItems(1);
-         var _fieldsArr = [];
-         var _lastPlaceholder = '';
-         var _state = '';
-         var _klass = '';
+         context.uploader().on('saveStarted.ui', function () {
+           _saveLoading = uiLoading(context).message(_t.html('save.uploading')).blocking(true);
+           context.container().call(_saveLoading); // block input during upload
+         }).on('saveEnded.ui', function () {
+           _saveLoading.close();
 
-         function formFields(selection) {
-           var allowedFields = _fieldsArr.filter(function (field) {
-             return field.isAllowed();
-           });
+           _saveLoading = select(null);
+         });
+         return ui;
+       }
 
-           var shown = allowedFields.filter(function (field) {
-             return field.isShown();
-           });
-           var notShown = allowedFields.filter(function (field) {
-             return !field.isShown();
-           });
-           var container = selection.selectAll('.form-fields-container').data([0]);
-           container = container.enter().append('div').attr('class', 'form-fields-container ' + (_klass || '')).merge(container);
-           var fields = container.selectAll('.wrap-form-field').data(shown, function (d) {
-             return d.id + (d.entityIDs ? d.entityIDs.join() : '');
-           });
-           fields.exit().remove(); // Enter
+       function coreContext() {
+         var _this = this;
 
-           var enter = fields.enter().append('div').attr('class', function (d) {
-             return 'wrap-form-field wrap-form-field-' + d.safeid;
-           }); // Update
+         var dispatch = dispatch$8('enter', 'exit', 'change');
+         var context = utilRebind({}, dispatch, 'on');
 
-           fields = fields.merge(enter);
-           fields.order().each(function (d) {
-             select(this).call(d.render);
-           });
-           var titles = [];
-           var moreFields = notShown.map(function (field) {
-             var title = field.title();
-             titles.push(title);
-             var terms = field.terms();
-             if (field.key) terms.push(field.key);
-             if (field.keys) terms = terms.concat(field.keys);
-             return {
-               display: field.label(),
-               value: title,
-               title: title,
-               field: field,
-               terms: terms
-             };
-           });
-           var placeholder = titles.slice(0, 3).join(', ') + (titles.length > 3 ? '…' : '');
-           var more = selection.selectAll('.more-fields').data(_state === 'hover' || moreFields.length === 0 ? [] : [0]);
-           more.exit().remove();
-           var moreEnter = more.enter().append('div').attr('class', 'more-fields').append('label');
-           moreEnter.append('span').html(_t.html('inspector.add_fields'));
-           more = moreEnter.merge(more);
-           var input = more.selectAll('.value').data([0]);
-           input.exit().remove();
-           input = input.enter().append('input').attr('class', 'value').attr('type', 'text').attr('placeholder', placeholder).call(utilNoAuto).merge(input);
-           input.call(utilGetSetValue, '').call(moreCombo.data(moreFields).on('accept', function (d) {
-             if (!d) return; // user entered something that was not matched
+         var _deferred = new Set();
 
-             var field = d.field;
-             field.show();
-             selection.call(formFields); // rerender
+         context.version = '2.20.3';
+         context.privacyVersion = '20201202'; // iD will alter the hash so cache the parameters intended to setup the session
 
-             field.focus();
-           })); // avoid updating placeholder excessively (triggers style recalc)
+         context.initialHashParams = window.location.hash ? utilStringQs(window.location.hash) : {};
+         /* Changeset */
+         // An osmChangeset object. Not loaded until needed.
 
-           if (_lastPlaceholder !== placeholder) {
-             input.attr('placeholder', placeholder);
-             _lastPlaceholder = placeholder;
-           }
-         }
+         context.changeset = null;
+         var _defaultChangesetComment = context.initialHashParams.comment;
+         var _defaultChangesetSource = context.initialHashParams.source;
+         var _defaultChangesetHashtags = context.initialHashParams.hashtags;
 
-         formFields.fieldsArr = function (val) {
-           if (!arguments.length) return _fieldsArr;
-           _fieldsArr = val || [];
-           return formFields;
+         context.defaultChangesetComment = function (val) {
+           if (!arguments.length) return _defaultChangesetComment;
+           _defaultChangesetComment = val;
+           return context;
          };
 
-         formFields.state = function (val) {
-           if (!arguments.length) return _state;
-           _state = val;
-           return formFields;
+         context.defaultChangesetSource = function (val) {
+           if (!arguments.length) return _defaultChangesetSource;
+           _defaultChangesetSource = val;
+           return context;
          };
 
-         formFields.klass = function (val) {
-           if (!arguments.length) return _klass;
-           _klass = val;
-           return formFields;
+         context.defaultChangesetHashtags = function (val) {
+           if (!arguments.length) return _defaultChangesetHashtags;
+           _defaultChangesetHashtags = val;
+           return context;
          };
+         /* Document title */
 
-         return formFields;
-       }
+         /* (typically shown as the label for the browser window/tab) */
+         // If true, iD will update the title based on what the user is doing
 
-       function uiSectionPresetFields(context) {
-         var section = uiSection('preset-fields', context).label(_t.html('inspector.fields')).disclosureContent(renderDisclosureContent);
-         var dispatch$1 = dispatch('change', 'revert');
-         var formFields = uiFormFields(context);
 
-         var _state;
+         var _setsDocumentTitle = true;
 
-         var _fieldsArr;
+         context.setsDocumentTitle = function (val) {
+           if (!arguments.length) return _setsDocumentTitle;
+           _setsDocumentTitle = val;
+           return context;
+         }; // The part of the title that is always the same
 
-         var _presets = [];
 
-         var _tags;
+         var _documentTitleBase = document.title;
 
-         var _entityIDs;
+         context.documentTitleBase = function (val) {
+           if (!arguments.length) return _documentTitleBase;
+           _documentTitleBase = val;
+           return context;
+         };
+         /* User interface and keybinding */
 
-         function renderDisclosureContent(selection) {
-           if (!_fieldsArr) {
-             var graph = context.graph();
-             var geometries = Object.keys(_entityIDs.reduce(function (geoms, entityID) {
-               geoms[graph.entity(entityID).geometry(graph)] = true;
-               return geoms;
-             }, {}));
-             var presetsManager = _mainPresetIndex;
-             var allFields = [];
-             var allMoreFields = [];
-             var sharedTotalFields;
 
-             _presets.forEach(function (preset) {
-               var fields = preset.fields();
-               var moreFields = preset.moreFields();
-               allFields = utilArrayUnion(allFields, fields);
-               allMoreFields = utilArrayUnion(allMoreFields, moreFields);
+         var _ui;
 
-               if (!sharedTotalFields) {
-                 sharedTotalFields = utilArrayUnion(fields, moreFields);
-               } else {
-                 sharedTotalFields = sharedTotalFields.filter(function (field) {
-                   return fields.indexOf(field) !== -1 || moreFields.indexOf(field) !== -1;
-                 });
-               }
-             });
+         context.ui = function () {
+           return _ui;
+         };
 
-             var sharedFields = allFields.filter(function (field) {
-               return sharedTotalFields.indexOf(field) !== -1;
-             });
-             var sharedMoreFields = allMoreFields.filter(function (field) {
-               return sharedTotalFields.indexOf(field) !== -1;
-             });
-             _fieldsArr = [];
-             sharedFields.forEach(function (field) {
-               if (field.matchAllGeometry(geometries)) {
-                 _fieldsArr.push(uiField(context, field, _entityIDs));
-               }
-             });
-             var singularEntity = _entityIDs.length === 1 && graph.hasEntity(_entityIDs[0]);
+         context.lastPointerType = function () {
+           return _ui.lastPointerType();
+         };
 
-             if (singularEntity && singularEntity.isHighwayIntersection(graph) && presetsManager.field('restrictions')) {
-               _fieldsArr.push(uiField(context, presetsManager.field('restrictions'), _entityIDs));
-             }
+         var _keybinding = utilKeybinding('context');
 
-             var additionalFields = utilArrayUnion(sharedMoreFields, presetsManager.universal());
-             additionalFields.sort(function (field1, field2) {
-               return field1.label().localeCompare(field2.label(), _mainLocalizer.localeCode());
-             });
-             additionalFields.forEach(function (field) {
-               if (sharedFields.indexOf(field) === -1 && field.matchAllGeometry(geometries)) {
-                 _fieldsArr.push(uiField(context, field, _entityIDs, {
-                   show: false
-                 }));
-               }
-             });
+         context.keybinding = function () {
+           return _keybinding;
+         };
 
-             _fieldsArr.forEach(function (field) {
-               field.on('change', function (t, onInput) {
-                 dispatch$1.call('change', field, _entityIDs, t, onInput);
-               }).on('revert', function (keys) {
-                 dispatch$1.call('revert', field, keys);
-               });
-             });
-           }
+         select(document).call(_keybinding);
+         /* Straight accessors. Avoid using these if you can. */
+         // Instantiate the connection here because it doesn't require passing in
+         // `context` and it's needed for pre-init calls like `preauth`
 
-           _fieldsArr.forEach(function (field) {
-             field.state(_state).tags(_tags);
-           });
+         var _connection = services.osm;
 
-           selection.call(formFields.fieldsArr(_fieldsArr).state(_state).klass('grouped-items-area'));
-           selection.selectAll('.wrap-form-field input').on('keydown', function (d3_event) {
-             // if user presses enter, and combobox is not active, accept edits..
-             if (d3_event.keyCode === 13 && // ↩ Return
-             context.container().select('.combobox').empty()) {
-               context.enter(modeBrowse(context));
-             }
-           });
-         }
+         var _history;
 
-         section.presets = function (val) {
-           if (!arguments.length) return _presets;
+         var _validator;
 
-           if (!_presets || !val || !utilArrayIdentical(_presets, val)) {
-             _presets = val;
-             _fieldsArr = null;
-           }
+         var _uploader;
 
-           return section;
+         context.connection = function () {
+           return _connection;
          };
 
-         section.state = function (val) {
-           if (!arguments.length) return _state;
-           _state = val;
-           return section;
+         context.history = function () {
+           return _history;
          };
 
-         section.tags = function (val) {
-           if (!arguments.length) return _tags;
-           _tags = val; // Don't reset _fieldsArr here.
+         context.validator = function () {
+           return _validator;
+         };
 
-           return section;
+         context.uploader = function () {
+           return _uploader;
          };
+         /* Connection */
 
-         section.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
 
-           if (!val || !_entityIDs || !utilArrayIdentical(_entityIDs, val)) {
-             _entityIDs = val;
-             _fieldsArr = null;
+         context.preauth = function (options) {
+           if (_connection) {
+             _connection["switch"](options);
            }
 
-           return section;
+           return context;
          };
+         /* connection options for source switcher (optional) */
 
-         return utilRebind(section, dispatch$1, 'on');
-       }
-
-       function uiSectionRawMemberEditor(context) {
-         var section = uiSection('raw-member-editor', context).shouldDisplay(function () {
-           if (!_entityIDs || _entityIDs.length !== 1) return false;
-           var entity = context.hasEntity(_entityIDs[0]);
-           return entity && entity.type === 'relation';
-         }).label(function () {
-           var entity = context.hasEntity(_entityIDs[0]);
-           if (!entity) return '';
-           var gt = entity.members.length > _maxMembers ? '>' : '';
-           var count = gt + entity.members.slice(0, _maxMembers).length;
-           return _t('inspector.title_count', {
-             title: _t.html('inspector.members'),
-             count: count
-           });
-         }).disclosureContent(renderDisclosureContent);
-         var taginfo = services.taginfo;
 
-         var _entityIDs;
+         var _apiConnections;
 
-         var _maxMembers = 1000;
+         context.apiConnections = function (val) {
+           if (!arguments.length) return _apiConnections;
+           _apiConnections = val;
+           return context;
+         }; // A string or array or locale codes to prefer over the browser's settings
 
-         function downloadMember(d3_event, d) {
-           d3_event.preventDefault(); // display the loading indicator
 
-           select(this.parentNode).classed('tag-reference-loading', true);
-           context.loadEntity(d.id, function () {
-             section.reRender();
-           });
-         }
+         context.locale = function (locale) {
+           if (!arguments.length) return _mainLocalizer.localeCode();
+           _mainLocalizer.preferredLocaleCodes(locale);
+           return context;
+         };
 
-         function zoomToMember(d3_event, d) {
-           d3_event.preventDefault();
-           var entity = context.entity(d.id);
-           context.map().zoomToEase(entity); // highlight the feature in case it wasn't previously on-screen
+         function afterLoad(cid, callback) {
+           return function (err, result) {
+             if (err) {
+               // 400 Bad Request, 401 Unauthorized, 403 Forbidden..
+               if (err.status === 400 || err.status === 401 || err.status === 403) {
+                 if (_connection) {
+                   _connection.logout();
+                 }
+               }
 
-           utilHighlightEntities([d.id], true, context);
-         }
+               if (typeof callback === 'function') {
+                 callback(err);
+               }
 
-         function selectMember(d3_event, d) {
-           d3_event.preventDefault(); // remove the hover-highlight styling
+               return;
+             } else if (_connection && _connection.getConnectionId() !== cid) {
+               if (typeof callback === 'function') {
+                 callback({
+                   message: 'Connection Switched',
+                   status: -1
+                 });
+               }
 
-           utilHighlightEntities([d.id], false, context);
-           var entity = context.entity(d.id);
-           var mapExtent = context.map().extent();
+               return;
+             } else {
+               _history.merge(result.data, result.extent);
 
-           if (!entity.intersects(mapExtent, context.graph())) {
-             // zoom to the entity if its extent is not visible now
-             context.map().zoomToEase(entity);
-           }
+               if (typeof callback === 'function') {
+                 callback(err, result);
+               }
 
-           context.enter(modeSelect(context, [d.id]));
+               return;
+             }
+           };
          }
 
-         function changeRole(d3_event, d) {
-           var oldRole = d.role;
-           var newRole = context.cleanRelationRole(select(this).property('value'));
+         context.loadTiles = function (projection, callback) {
+           var handle = window.requestIdleCallback(function () {
+             _deferred["delete"](handle);
 
-           if (oldRole !== newRole) {
-             var member = {
-               id: d.id,
-               type: d.type,
-               role: newRole
-             };
-             context.perform(actionChangeMember(d.relation.id, member, d.index), _t('operations.change_role.annotation', {
-               n: 1
-             }));
-             context.validator().validate();
-           }
-         }
+             if (_connection && context.editableDataEnabled()) {
+               var cid = _connection.getConnectionId();
 
-         function deleteMember(d3_event, d) {
-           // remove the hover-highlight styling
-           utilHighlightEntities([d.id], false, context);
-           context.perform(actionDeleteMember(d.relation.id, d.index), _t('operations.delete_member.annotation', {
-             n: 1
-           }));
+               _connection.loadTiles(projection, afterLoad(cid, callback));
+             }
+           });
 
-           if (!context.hasEntity(d.relation.id)) {
-             // Removing the last member will also delete the relation.
-             // If this happens we need to exit the selection mode
-             context.enter(modeBrowse(context));
-           } else {
-             // Changing the mode also runs `validate`, but otherwise we need to
-             // rerun it manually
-             context.validator().validate();
-           }
-         }
+           _deferred.add(handle);
+         };
 
-         function renderDisclosureContent(selection) {
-           var entityID = _entityIDs[0];
-           var memberships = [];
-           var entity = context.entity(entityID);
-           entity.members.slice(0, _maxMembers).forEach(function (member, index) {
-             memberships.push({
-               index: index,
-               id: member.id,
-               type: member.type,
-               role: member.role,
-               relation: entity,
-               member: context.hasEntity(member.id),
-               domId: utilUniqueDomId(entityID + '-member-' + index)
-             });
-           });
-           var list = selection.selectAll('.member-list').data([0]);
-           list = list.enter().append('ul').attr('class', 'member-list').merge(list);
-           var items = list.selectAll('li').data(memberships, function (d) {
-             return osmEntity.key(d.relation) + ',' + d.index + ',' + (d.member ? osmEntity.key(d.member) : 'incomplete');
-           });
-           items.exit().each(unbind).remove();
-           var itemsEnter = items.enter().append('li').attr('class', 'member-row form-field').classed('member-incomplete', function (d) {
-             return !d.member;
-           });
-           itemsEnter.each(function (d) {
-             var item = select(this);
-             var label = item.append('label').attr('class', 'field-label').attr('for', d.domId);
+         context.loadTileAtLoc = function (loc, callback) {
+           var handle = window.requestIdleCallback(function () {
+             _deferred["delete"](handle);
 
-             if (d.member) {
-               // highlight the member feature in the map while hovering on the list item
-               item.on('mouseover', function () {
-                 utilHighlightEntities([d.id], true, context);
-               }).on('mouseout', function () {
-                 utilHighlightEntities([d.id], false, context);
-               });
-               var labelLink = label.append('span').attr('class', 'label-text').append('a').attr('href', '#').on('click', selectMember);
-               labelLink.append('span').attr('class', 'member-entity-type').html(function (d) {
-                 var matched = _mainPresetIndex.match(d.member, context.graph());
-                 return matched && matched.name() || utilDisplayType(d.member.id);
-               });
-               labelLink.append('span').attr('class', 'member-entity-name').html(function (d) {
-                 return utilDisplayName(d.member);
-               });
-               label.append('button').attr('title', _t('icons.remove')).attr('class', 'remove member-delete').call(svgIcon('#iD-operation-delete'));
-               label.append('button').attr('class', 'member-zoom').attr('title', _t('icons.zoom_to')).call(svgIcon('#iD-icon-framed-dot', 'monochrome')).on('click', zoomToMember);
-             } else {
-               var labelText = label.append('span').attr('class', 'label-text');
-               labelText.append('span').attr('class', 'member-entity-type').html(_t.html('inspector.' + d.type, {
-                 id: d.id
-               }));
-               labelText.append('span').attr('class', 'member-entity-name').html(_t.html('inspector.incomplete', {
-                 id: d.id
-               }));
-               label.append('button').attr('class', 'member-download').attr('title', _t('icons.download')).call(svgIcon('#iD-icon-load')).on('click', downloadMember);
+             if (_connection && context.editableDataEnabled()) {
+               var cid = _connection.getConnectionId();
+
+               _connection.loadTileAtLoc(loc, afterLoad(cid, callback));
              }
            });
-           var wrapEnter = itemsEnter.append('div').attr('class', 'form-field-input-wrap form-field-input-member');
-           wrapEnter.append('input').attr('class', 'member-role').attr('id', function (d) {
-             return d.domId;
-           }).property('type', 'text').attr('placeholder', _t('inspector.role')).call(utilNoAuto);
 
-           if (taginfo) {
-             wrapEnter.each(bindTypeahead);
-           } // update
+           _deferred.add(handle);
+         }; // Download the full entity and its parent relations. The callback may be called multiple times.
 
 
-           items = items.merge(itemsEnter).order();
-           items.select('input.member-role').property('value', function (d) {
-             return d.role;
-           }).on('blur', changeRole).on('change', changeRole);
-           items.select('button.member-delete').on('click', deleteMember);
-           var dragOrigin, targetIndex;
-           items.call(d3_drag().on('start', function (d3_event) {
-             dragOrigin = {
-               x: d3_event.x,
-               y: d3_event.y
-             };
-             targetIndex = null;
-           }).on('drag', function (d3_event) {
-             var x = d3_event.x - dragOrigin.x,
-                 y = d3_event.y - dragOrigin.y;
-             if (!select(this).classed('dragging') && // don't display drag until dragging beyond a distance threshold
-             Math.sqrt(Math.pow(x, 2) + Math.pow(y, 2)) <= 5) return;
-             var index = items.nodes().indexOf(this);
-             select(this).classed('dragging', true);
-             targetIndex = null;
-             selection.selectAll('li.member-row').style('transform', function (d2, index2) {
-               var node = select(this).node();
+         context.loadEntity = function (entityID, callback) {
+           if (_connection) {
+             var cid = _connection.getConnectionId();
 
-               if (index === index2) {
-                 return 'translate(' + x + 'px, ' + y + 'px)';
-               } else if (index2 > index && d3_event.y > node.offsetTop) {
-                 if (targetIndex === null || index2 > targetIndex) {
-                   targetIndex = index2;
-                 }
+             _connection.loadEntity(entityID, afterLoad(cid, callback)); // We need to fetch the parent relations separately.
 
-                 return 'translateY(-100%)';
-               } else if (index2 < index && d3_event.y < node.offsetTop + node.offsetHeight) {
-                 if (targetIndex === null || index2 < targetIndex) {
-                   targetIndex = index2;
-                 }
 
-                 return 'translateY(100%)';
-               }
+             _connection.loadEntityRelations(entityID, afterLoad(cid, callback));
+           }
+         };
 
-               return null;
-             });
-           }).on('end', function (d3_event, d) {
-             if (!select(this).classed('dragging')) return;
-             var index = items.nodes().indexOf(this);
-             select(this).classed('dragging', false);
-             selection.selectAll('li.member-row').style('transform', null);
+         context.zoomToEntity = function (entityID, zoomTo) {
+           // be sure to load the entity even if we're not going to zoom to it
+           context.loadEntity(entityID, function (err, result) {
+             if (err) return;
 
-             if (targetIndex !== null) {
-               // dragged to a new position, reorder
-               context.perform(actionMoveMember(d.relation.id, index, targetIndex), _t('operations.reorder_members.annotation'));
-               context.validator().validate();
+             if (zoomTo !== false) {
+               var entity = result.data.find(function (e) {
+                 return e.id === entityID;
+               });
+
+               if (entity) {
+                 _map.zoomTo(entity);
+               }
              }
-           }));
+           });
 
-           function bindTypeahead(d) {
-             var row = select(this);
-             var role = row.selectAll('input.member-role');
-             var origValue = role.property('value');
+           _map.on('drawn.zoomToEntity', function () {
+             if (!context.hasEntity(entityID)) return;
 
-             function sort(value, data) {
-               var sameletter = [];
-               var other = [];
+             _map.on('drawn.zoomToEntity', null);
 
-               for (var i = 0; i < data.length; i++) {
-                 if (data[i].value.substring(0, value.length) === value) {
-                   sameletter.push(data[i]);
-                 } else {
-                   other.push(data[i]);
-                 }
-               }
+             context.on('enter.zoomToEntity', null);
+             context.enter(modeSelect(context, [entityID]));
+           });
 
-               return sameletter.concat(other);
+           context.on('enter.zoomToEntity', function () {
+             if (_mode.id !== 'browse') {
+               _map.on('drawn.zoomToEntity', null);
+
+               context.on('enter.zoomToEntity', null);
              }
+           });
+         };
 
-             role.call(uiCombobox(context, 'member-role').fetcher(function (role, callback) {
-               // The `geometry` param is used in the `taginfo.js` interface for
-               // filtering results, as a key into the `tag_members_fractions`
-               // object.  If we don't know the geometry because the member is
-               // not yet downloaded, it's ok to guess based on type.
-               var geometry;
+         var _minEditableZoom = 16;
 
-               if (d.member) {
-                 geometry = context.graph().geometry(d.member.id);
-               } else if (d.type === 'relation') {
-                 geometry = 'relation';
-               } else if (d.type === 'way') {
-                 geometry = 'line';
-               } else {
-                 geometry = 'point';
-               }
+         context.minEditableZoom = function (val) {
+           if (!arguments.length) return _minEditableZoom;
+           _minEditableZoom = val;
 
-               var rtype = entity.tags.type;
-               taginfo.roles({
-                 debounce: true,
-                 rtype: rtype || '',
-                 geometry: geometry,
-                 query: role
-               }, function (err, data) {
-                 if (!err) callback(sort(role, data));
-               });
-             }).on('cancel', function () {
-               role.property('value', origValue);
-             }));
+           if (_connection) {
+             _connection.tileZoom(val);
            }
 
-           function unbind() {
-             var row = select(this);
-             row.selectAll('input.member-role').call(uiCombobox.off, context);
-           }
-         }
+           return context;
+         }; // String length limits in Unicode characters, not JavaScript UTF-16 code units
 
-         section.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
-           return section;
+
+         context.maxCharsForTagKey = function () {
+           return 255;
          };
 
-         return section;
-       }
+         context.maxCharsForTagValue = function () {
+           return 255;
+         };
 
-       function actionDeleteMembers(relationId, memberIndexes) {
-         return function (graph) {
-           // Remove the members in descending order so removals won't shift what members
-           // are at the remaining indexes
-           memberIndexes.sort(function (a, b) {
-             return b - a;
-           });
+         context.maxCharsForRelationRole = function () {
+           return 255;
+         };
+
+         function cleanOsmString(val, maxChars) {
+           // be lenient with input
+           if (val === undefined || val === null) {
+             val = '';
+           } else {
+             val = val.toString();
+           } // remove whitespace
 
-           for (var i in memberIndexes) {
-             graph = actionDeleteMember(relationId, memberIndexes[i])(graph);
-           }
 
-           return graph;
-         };
-       }
+           val = val.trim(); // use the canonical form of the string
 
-       function uiSectionRawMembershipEditor(context) {
-         var section = uiSection('raw-membership-editor', context).shouldDisplay(function () {
-           return _entityIDs && _entityIDs.length;
-         }).label(function () {
-           var parents = getSharedParentRelations();
-           var gt = parents.length > _maxMemberships ? '>' : '';
-           var count = gt + parents.slice(0, _maxMemberships).length;
-           return _t('inspector.title_count', {
-             title: _t.html('inspector.relations'),
-             count: count
-           });
-         }).disclosureContent(renderDisclosureContent);
-         var taginfo = services.taginfo;
-         var nearbyCombo = uiCombobox(context, 'parent-relation').minItems(1).fetcher(fetchNearbyRelations).itemsMouseEnter(function (d3_event, d) {
-           if (d.relation) utilHighlightEntities([d.relation.id], true, context);
-         }).itemsMouseLeave(function (d3_event, d) {
-           if (d.relation) utilHighlightEntities([d.relation.id], false, context);
-         });
-         var _inChange = false;
-         var _entityIDs = [];
+           if (val.normalize) val = val.normalize('NFC'); // trim to the number of allowed characters
 
-         var _showBlank;
+           return utilUnicodeCharsTruncated(val, maxChars);
+         }
 
-         var _maxMemberships = 1000;
+         context.cleanTagKey = function (val) {
+           return cleanOsmString(val, context.maxCharsForTagKey());
+         };
 
-         function getSharedParentRelations() {
-           var parents = [];
+         context.cleanTagValue = function (val) {
+           return cleanOsmString(val, context.maxCharsForTagValue());
+         };
 
-           for (var i = 0; i < _entityIDs.length; i++) {
-             var entity = context.graph().hasEntity(_entityIDs[i]);
-             if (!entity) continue;
+         context.cleanRelationRole = function (val) {
+           return cleanOsmString(val, context.maxCharsForRelationRole());
+         };
+         /* History */
 
-             if (i === 0) {
-               parents = context.graph().parentRelations(entity);
-             } else {
-               parents = utilArrayIntersection(parents, context.graph().parentRelations(entity));
-             }
 
-             if (!parents.length) break;
-           }
+         var _inIntro = false;
 
-           return parents;
-         }
+         context.inIntro = function (val) {
+           if (!arguments.length) return _inIntro;
+           _inIntro = val;
+           return context;
+         }; // Immediately save the user's history to localstorage, if possible
+         // This is called someteimes, but also on the `window.onbeforeunload` handler
 
-         function getMemberships() {
-           var memberships = [];
-           var relations = getSharedParentRelations().slice(0, _maxMemberships);
-           var isMultiselect = _entityIDs.length > 1;
-           var i, relation, membership, index, member, indexedMember;
 
-           for (i = 0; i < relations.length; i++) {
-             relation = relations[i];
-             membership = {
-               relation: relation,
-               members: [],
-               hash: osmEntity.key(relation)
-             };
+         context.save = function () {
+           // no history save, no message onbeforeunload
+           if (_inIntro || context.container().select('.modal').size()) return;
+           var canSave;
 
-             for (index = 0; index < relation.members.length; index++) {
-               member = relation.members[index];
+           if (_mode && _mode.id === 'save') {
+             canSave = false; // Attempt to prevent user from creating duplicate changes - see #5200
 
-               if (_entityIDs.indexOf(member.id) !== -1) {
-                 indexedMember = Object.assign({}, member, {
-                   index: index
-                 });
-                 membership.members.push(indexedMember);
-                 membership.hash += ',' + index.toString();
+             if (services.osm && services.osm.isChangesetInflight()) {
+               _history.clearSaved();
 
-                 if (!isMultiselect) {
-                   // For single selections, list one entry per membership per relation.
-                   // For multiselections, list one entry per relation.
-                   memberships.push(membership);
-                   membership = {
-                     relation: relation,
-                     members: [],
-                     hash: osmEntity.key(relation)
-                   };
-                 }
-               }
+               return;
              }
+           } else {
+             canSave = context.selectedIDs().every(function (id) {
+               var entity = context.hasEntity(id);
+               return entity && !entity.isDegenerate();
+             });
+           }
 
-             if (membership.members.length) memberships.push(membership);
+           if (canSave) {
+             _history.save();
            }
 
-           memberships.forEach(function (membership) {
-             membership.domId = utilUniqueDomId('membership-' + membership.relation.id);
-             var roles = [];
-             membership.members.forEach(function (member) {
-               if (roles.indexOf(member.role) === -1) roles.push(member.role);
-             });
-             membership.role = roles.length === 1 ? roles[0] : roles;
-           });
-           return memberships;
-         }
+           if (_history.hasChanges()) {
+             return _t('save.unsaved_changes');
+           }
+         }; // Debounce save, since it's a synchronous localStorage write,
+         // and history changes can happen frequently (e.g. when dragging).
 
-         function selectRelation(d3_event, d) {
-           d3_event.preventDefault(); // remove the hover-highlight styling
 
-           utilHighlightEntities([d.relation.id], false, context);
-           context.enter(modeSelect(context, [d.relation.id]));
+         context.debouncedSave = debounce(context.save, 350);
+
+         function withDebouncedSave(fn) {
+           return function () {
+             var result = fn.apply(_history, arguments);
+             context.debouncedSave();
+             return result;
+           };
          }
+         /* Graph */
 
-         function zoomToRelation(d3_event, d) {
-           d3_event.preventDefault();
-           var entity = context.entity(d.relation.id);
-           context.map().zoomToEase(entity); // highlight the relation in case it wasn't previously on-screen
 
-           utilHighlightEntities([d.relation.id], true, context);
-         }
+         context.hasEntity = function (id) {
+           return _history.graph().hasEntity(id);
+         };
 
-         function changeRole(d3_event, d) {
-           if (d === 0) return; // called on newrow (shouldn't happen)
+         context.entity = function (id) {
+           return _history.graph().entity(id);
+         };
+         /* Modes */
 
-           if (_inChange) return; // avoid accidental recursive call #5731
 
-           var newRole = context.cleanRelationRole(select(this).property('value'));
-           if (!newRole.trim() && typeof d.role !== 'string') return;
-           var membersToUpdate = d.members.filter(function (member) {
-             return member.role !== newRole;
-           });
+         var _mode;
 
-           if (membersToUpdate.length) {
-             _inChange = true;
-             context.perform(function actionChangeMemberRoles(graph) {
-               membersToUpdate.forEach(function (member) {
-                 var newMember = Object.assign({}, member, {
-                   role: newRole
-                 });
-                 delete newMember.index;
-                 graph = actionChangeMember(d.relation.id, newMember, member.index)(graph);
-               });
-               return graph;
-             }, _t('operations.change_role.annotation', {
-               n: membersToUpdate.length
-             }));
-             context.validator().validate();
-           }
+         context.mode = function () {
+           return _mode;
+         };
 
-           _inChange = false;
-         }
+         context.enter = function (newMode) {
+           if (_mode) {
+             _mode.exit();
 
-         function addMembership(d, role) {
-           this.blur(); // avoid keeping focus on the button
+             dispatch.call('exit', _this, _mode);
+           }
 
-           _showBlank = false;
+           _mode = newMode;
 
-           function actionAddMembers(relationId, ids, role) {
-             return function (graph) {
-               for (var i in ids) {
-                 var member = {
-                   id: ids[i],
-                   type: graph.entity(ids[i]).type,
-                   role: role
-                 };
-                 graph = actionAddMember(relationId, member)(graph);
-               }
+           _mode.enter();
 
-               return graph;
-             };
-           }
+           dispatch.call('enter', _this, _mode);
+         };
 
-           if (d.relation) {
-             context.perform(actionAddMembers(d.relation.id, _entityIDs, role), _t('operations.add_member.annotation', {
-               n: _entityIDs.length
-             }));
-             context.validator().validate();
-           } else {
-             var relation = osmRelation();
-             context.perform(actionAddEntity(relation), actionAddMembers(relation.id, _entityIDs, role), _t('operations.add.annotation.relation')); // changing the mode also runs `validate`
+         context.selectedIDs = function () {
+           return _mode && _mode.selectedIDs && _mode.selectedIDs() || [];
+         };
 
-             context.enter(modeSelect(context, [relation.id]).newFeature(true));
-           }
-         }
+         context.activeID = function () {
+           return _mode && _mode.activeID && _mode.activeID();
+         };
 
-         function deleteMembership(d3_event, d) {
-           this.blur(); // avoid keeping focus on the button
+         var _selectedNoteID;
 
-           if (d === 0) return; // called on newrow (shouldn't happen)
-           // remove the hover-highlight styling
+         context.selectedNoteID = function (noteID) {
+           if (!arguments.length) return _selectedNoteID;
+           _selectedNoteID = noteID;
+           return context;
+         }; // NOTE: Don't change the name of this until UI v3 is merged
 
-           utilHighlightEntities([d.relation.id], false, context);
-           var indexes = d.members.map(function (member) {
-             return member.index;
-           });
-           context.perform(actionDeleteMembers(d.relation.id, indexes), _t('operations.delete_member.annotation', {
-             n: _entityIDs.length
-           }));
-           context.validator().validate();
-         }
 
-         function fetchNearbyRelations(q, callback) {
-           var newRelation = {
-             relation: null,
-             value: _t('inspector.new_relation'),
-             display: _t.html('inspector.new_relation')
-           };
-           var entityID = _entityIDs[0];
-           var result = [];
-           var graph = context.graph();
+         var _selectedErrorID;
 
-           function baseDisplayLabel(entity) {
-             var matched = _mainPresetIndex.match(entity, graph);
-             var presetName = matched && matched.name() || _t('inspector.relation');
-             var entityName = utilDisplayName(entity) || '';
-             return presetName + ' ' + entityName;
-           }
+         context.selectedErrorID = function (errorID) {
+           if (!arguments.length) return _selectedErrorID;
+           _selectedErrorID = errorID;
+           return context;
+         };
+         /* Behaviors */
 
-           var explicitRelation = q && context.hasEntity(q.toLowerCase());
 
-           if (explicitRelation && explicitRelation.type === 'relation' && explicitRelation.id !== entityID) {
-             // loaded relation is specified explicitly, only show that
-             result.push({
-               relation: explicitRelation,
-               value: baseDisplayLabel(explicitRelation) + ' ' + explicitRelation.id
-             });
-           } else {
-             context.history().intersects(context.map().extent()).forEach(function (entity) {
-               if (entity.type !== 'relation' || entity.id === entityID) return;
-               var value = baseDisplayLabel(entity);
-               if (q && (value + ' ' + entity.id).toLowerCase().indexOf(q.toLowerCase()) === -1) return;
-               result.push({
-                 relation: entity,
-                 value: value
-               });
-             });
-             result.sort(function (a, b) {
-               return osmRelation.creationOrder(a.relation, b.relation);
-             }); // Dedupe identical names by appending relation id - see #2891
+         context.install = function (behavior) {
+           return context.surface().call(behavior);
+         };
 
-             var dupeGroups = Object.values(utilArrayGroupBy(result, 'value')).filter(function (v) {
-               return v.length > 1;
-             });
-             dupeGroups.forEach(function (group) {
-               group.forEach(function (obj) {
-                 obj.value += ' ' + obj.relation.id;
-               });
-             });
-           }
+         context.uninstall = function (behavior) {
+           return context.surface().call(behavior.off);
+         };
+         /* Copy/Paste */
 
-           result.forEach(function (obj) {
-             obj.title = obj.value;
-           });
-           result.unshift(newRelation);
-           callback(result);
-         }
 
-         function renderDisclosureContent(selection) {
-           var memberships = getMemberships();
-           var list = selection.selectAll('.member-list').data([0]);
-           list = list.enter().append('ul').attr('class', 'member-list').merge(list);
-           var items = list.selectAll('li.member-row-normal').data(memberships, function (d) {
-             return d.hash;
-           });
-           items.exit().each(unbind).remove(); // Enter
+         var _copyGraph;
 
-           var itemsEnter = items.enter().append('li').attr('class', 'member-row member-row-normal form-field'); // highlight the relation in the map while hovering on the list item
+         context.copyGraph = function () {
+           return _copyGraph;
+         };
 
-           itemsEnter.on('mouseover', function (d3_event, d) {
-             utilHighlightEntities([d.relation.id], true, context);
-           }).on('mouseout', function (d3_event, d) {
-             utilHighlightEntities([d.relation.id], false, context);
-           });
-           var labelEnter = itemsEnter.append('label').attr('class', 'field-label').attr('for', function (d) {
-             return d.domId;
-           });
-           var labelLink = labelEnter.append('span').attr('class', 'label-text').append('a').attr('href', '#').on('click', selectRelation);
-           labelLink.append('span').attr('class', 'member-entity-type').html(function (d) {
-             var matched = _mainPresetIndex.match(d.relation, context.graph());
-             return matched && matched.name() || _t('inspector.relation');
-           });
-           labelLink.append('span').attr('class', 'member-entity-name').html(function (d) {
-             return utilDisplayName(d.relation);
-           });
-           labelEnter.append('button').attr('class', 'remove member-delete').call(svgIcon('#iD-operation-delete')).on('click', deleteMembership);
-           labelEnter.append('button').attr('class', 'member-zoom').attr('title', _t('icons.zoom_to')).call(svgIcon('#iD-icon-framed-dot', 'monochrome')).on('click', zoomToRelation);
-           var wrapEnter = itemsEnter.append('div').attr('class', 'form-field-input-wrap form-field-input-member');
-           wrapEnter.append('input').attr('class', 'member-role').attr('id', function (d) {
-             return d.domId;
-           }).property('type', 'text').property('value', function (d) {
-             return typeof d.role === 'string' ? d.role : '';
-           }).attr('title', function (d) {
-             return Array.isArray(d.role) ? d.role.filter(Boolean).join('\n') : d.role;
-           }).attr('placeholder', function (d) {
-             return Array.isArray(d.role) ? _t('inspector.multiple_roles') : _t('inspector.role');
-           }).classed('mixed', function (d) {
-             return Array.isArray(d.role);
-           }).call(utilNoAuto).on('blur', changeRole).on('change', changeRole);
+         var _copyIDs = [];
 
-           if (taginfo) {
-             wrapEnter.each(bindTypeahead);
-           }
+         context.copyIDs = function (val) {
+           if (!arguments.length) return _copyIDs;
+           _copyIDs = val;
+           _copyGraph = _history.graph();
+           return context;
+         };
 
-           var newMembership = list.selectAll('.member-row-new').data(_showBlank ? [0] : []); // Exit
+         var _copyLonLat;
 
-           newMembership.exit().remove(); // Enter
+         context.copyLonLat = function (val) {
+           if (!arguments.length) return _copyLonLat;
+           _copyLonLat = val;
+           return context;
+         };
+         /* Background */
 
-           var newMembershipEnter = newMembership.enter().append('li').attr('class', 'member-row member-row-new form-field');
-           var newLabelEnter = newMembershipEnter.append('label').attr('class', 'field-label');
-           newLabelEnter.append('input').attr('placeholder', _t('inspector.choose_relation')).attr('type', 'text').attr('class', 'member-entity-input').call(utilNoAuto);
-           newLabelEnter.append('button').attr('class', 'remove member-delete').call(svgIcon('#iD-operation-delete')).on('click', function () {
-             list.selectAll('.member-row-new').remove();
-           });
-           var newWrapEnter = newMembershipEnter.append('div').attr('class', 'form-field-input-wrap form-field-input-member');
-           newWrapEnter.append('input').attr('class', 'member-role').property('type', 'text').attr('placeholder', _t('inspector.role')).call(utilNoAuto); // Update
 
-           newMembership = newMembership.merge(newMembershipEnter);
-           newMembership.selectAll('.member-entity-input').on('blur', cancelEntity) // if it wasn't accepted normally, cancel it
-           .call(nearbyCombo.on('accept', acceptEntity).on('cancel', cancelEntity)); // Container for the Add button
+         var _background;
 
-           var addRow = selection.selectAll('.add-row').data([0]); // enter
+         context.background = function () {
+           return _background;
+         };
+         /* Features */
 
-           var addRowEnter = addRow.enter().append('div').attr('class', 'add-row');
-           var addRelationButton = addRowEnter.append('button').attr('class', 'add-relation');
-           addRelationButton.call(svgIcon('#iD-icon-plus', 'light'));
-           addRelationButton.call(uiTooltip().title(_t.html('inspector.add_to_relation')).placement(_mainLocalizer.textDirection() === 'ltr' ? 'right' : 'left'));
-           addRowEnter.append('div').attr('class', 'space-value'); // preserve space
 
-           addRowEnter.append('div').attr('class', 'space-buttons'); // preserve space
-           // update
+         var _features;
 
-           addRow = addRow.merge(addRowEnter);
-           addRow.select('.add-relation').on('click', function () {
-             _showBlank = true;
-             section.reRender();
-             list.selectAll('.member-entity-input').node().focus();
-           });
+         context.features = function () {
+           return _features;
+         };
 
-           function acceptEntity(d) {
-             if (!d) {
-               cancelEntity();
-               return;
-             } // remove hover-higlighting
+         context.hasHiddenConnections = function (id) {
+           var graph = _history.graph();
 
+           var entity = graph.entity(id);
+           return _features.hasHiddenConnections(entity, graph);
+         };
+         /* Photos */
 
-             if (d.relation) utilHighlightEntities([d.relation.id], false, context);
-             var role = context.cleanRelationRole(list.selectAll('.member-row-new .member-role').property('value'));
-             addMembership(d, role);
-           }
 
-           function cancelEntity() {
-             var input = newMembership.selectAll('.member-entity-input');
-             input.property('value', ''); // remove hover-higlighting
+         var _photos;
 
-             context.surface().selectAll('.highlighted').classed('highlighted', false);
-           }
+         context.photos = function () {
+           return _photos;
+         };
+         /* Map */
 
-           function bindTypeahead(d) {
-             var row = select(this);
-             var role = row.selectAll('input.member-role');
-             var origValue = role.property('value');
 
-             function sort(value, data) {
-               var sameletter = [];
-               var other = [];
+         var _map;
 
-               for (var i = 0; i < data.length; i++) {
-                 if (data[i].value.substring(0, value.length) === value) {
-                   sameletter.push(data[i]);
-                 } else {
-                   other.push(data[i]);
-                 }
-               }
+         context.map = function () {
+           return _map;
+         };
 
-               return sameletter.concat(other);
-             }
+         context.layers = function () {
+           return _map.layers();
+         };
 
-             role.call(uiCombobox(context, 'member-role').fetcher(function (role, callback) {
-               var rtype = d.relation.tags.type;
-               taginfo.roles({
-                 debounce: true,
-                 rtype: rtype || '',
-                 geometry: context.graph().geometry(_entityIDs[0]),
-                 query: role
-               }, function (err, data) {
-                 if (!err) callback(sort(role, data));
-               });
-             }).on('cancel', function () {
-               role.property('value', origValue);
-             }));
-           }
+         context.surface = function () {
+           return _map.surface;
+         };
 
-           function unbind() {
-             var row = select(this);
-             row.selectAll('input.member-role').call(uiCombobox.off, context);
-           }
-         }
+         context.editableDataEnabled = function () {
+           return _map.editableDataEnabled();
+         };
 
-         section.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
-           _showBlank = false;
-           return section;
+         context.surfaceRect = function () {
+           return _map.surface.node().getBoundingClientRect();
          };
 
-         return section;
-       }
+         context.editable = function () {
+           // don't allow editing during save
+           var mode = context.mode();
+           if (!mode || mode.id === 'save') return false;
+           return _map.editableDataEnabled();
+         };
+         /* Debug */
 
-       function uiSectionSelectionList(context) {
-         var _selectedIDs = [];
-         var section = uiSection('selected-features', context).shouldDisplay(function () {
-           return _selectedIDs.length > 1;
-         }).label(function () {
-           return _t('inspector.title_count', {
-             title: _t.html('inspector.features'),
-             count: _selectedIDs.length
-           });
-         }).disclosureContent(renderDisclosureContent);
-         context.history().on('change.selectionList', function (difference) {
-           if (difference) {
-             section.reRender();
-           }
-         });
 
-         section.entityIDs = function (val) {
-           if (!arguments.length) return _selectedIDs;
-           _selectedIDs = val;
-           return section;
+         var _debugFlags = {
+           tile: false,
+           // tile boundaries
+           collision: false,
+           // label collision bounding boxes
+           imagery: false,
+           // imagery bounding polygons
+           target: false,
+           // touch targets
+           downloaded: false // downloaded data from osm
+
+         };
+
+         context.debugFlags = function () {
+           return _debugFlags;
          };
 
-         function selectEntity(d3_event, entity) {
-           context.enter(modeSelect(context, [entity.id]));
-         }
+         context.getDebug = function (flag) {
+           return flag && _debugFlags[flag];
+         };
 
-         function deselectEntity(d3_event, entity) {
-           var selectedIDs = _selectedIDs.slice();
+         context.setDebug = function (flag, val) {
+           if (arguments.length === 1) val = true;
+           _debugFlags[flag] = val;
+           dispatch.call('change');
+           return context;
+         };
+         /* Container */
 
-           var index = selectedIDs.indexOf(entity.id);
 
-           if (index > -1) {
-             selectedIDs.splice(index, 1);
-             context.enter(modeSelect(context, selectedIDs));
-           }
-         }
+         var _container = select(null);
 
-         function renderDisclosureContent(selection) {
-           var list = selection.selectAll('.feature-list').data([0]);
-           list = list.enter().append('ul').attr('class', 'feature-list').merge(list);
+         context.container = function (val) {
+           if (!arguments.length) return _container;
+           _container = val;
 
-           var entities = _selectedIDs.map(function (id) {
-             return context.hasEntity(id);
-           }).filter(Boolean);
+           _container.classed('ideditor', true);
 
-           var items = list.selectAll('.feature-list-item').data(entities, osmEntity.key);
-           items.exit().remove(); // Enter
+           return context;
+         };
 
-           var enter = items.enter().append('li').attr('class', 'feature-list-item').each(function (d) {
-             select(this).on('mouseover', function () {
-               utilHighlightEntities([d.id], true, context);
-             }).on('mouseout', function () {
-               utilHighlightEntities([d.id], false, context);
-             });
-           });
-           var label = enter.append('button').attr('class', 'label').on('click', selectEntity);
-           label.append('span').attr('class', 'entity-geom-icon').call(svgIcon('', 'pre-text'));
-           label.append('span').attr('class', 'entity-type');
-           label.append('span').attr('class', 'entity-name');
-           enter.append('button').attr('class', 'close').attr('title', _t('icons.deselect')).on('click', deselectEntity).call(svgIcon('#iD-icon-close')); // Update
+         context.containerNode = function (val) {
+           if (!arguments.length) return context.container().node();
+           context.container(select(val));
+           return context;
+         };
 
-           items = items.merge(enter);
-           items.selectAll('.entity-geom-icon use').attr('href', function () {
-             var entity = this.parentNode.parentNode.__data__;
-             return '#iD-icon-' + entity.geometry(context.graph());
-           });
-           items.selectAll('.entity-type').html(function (entity) {
-             return _mainPresetIndex.match(entity, context.graph()).name();
-           });
-           items.selectAll('.entity-name').html(function (d) {
-             // fetch latest entity
-             var entity = context.entity(d.id);
-             return utilDisplayName(entity);
-           });
-         }
+         var _embed;
 
-         return section;
-       }
+         context.embed = function (val) {
+           if (!arguments.length) return _embed;
+           _embed = val;
+           return context;
+         };
+         /* Assets */
 
-       function uiEntityEditor(context) {
-         var dispatch$1 = dispatch('choose');
-         var _state = 'select';
-         var _coalesceChanges = false;
-         var _modified = false;
 
-         var _base;
+         var _assetPath = '';
 
-         var _entityIDs;
+         context.assetPath = function (val) {
+           if (!arguments.length) return _assetPath;
+           _assetPath = val;
+           _mainFileFetcher.assetPath(val);
+           return context;
+         };
 
-         var _activePresets = [];
+         var _assetMap = {};
 
-         var _newFeature;
+         context.assetMap = function (val) {
+           if (!arguments.length) return _assetMap;
+           _assetMap = val;
+           _mainFileFetcher.assetMap(val);
+           return context;
+         };
 
-         var _sections;
+         context.asset = function (val) {
+           if (/^http(s)?:\/\//i.test(val)) return val;
+           var filename = _assetPath + val;
+           return _assetMap[filename] || filename;
+         };
 
-         function entityEditor(selection) {
-           var combinedTags = utilCombinedTags(_entityIDs, context.graph()); // Header
+         context.imagePath = function (val) {
+           return context.asset("img/".concat(val));
+         };
+         /* reset (aka flush) */
 
-           var header = selection.selectAll('.header').data([0]); // Enter
 
-           var headerEnter = header.enter().append('div').attr('class', 'header fillL');
-           headerEnter.append('button').attr('class', 'preset-reset preset-choose').call(svgIcon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-forward' : '#iD-icon-backward'));
-           headerEnter.append('button').attr('class', 'close').on('click', function () {
-             context.enter(modeBrowse(context));
-           }).call(svgIcon(_modified ? '#iD-icon-apply' : '#iD-icon-close'));
-           headerEnter.append('h3'); // Update
+         context.reset = context.flush = function () {
+           context.debouncedSave.cancel();
+           Array.from(_deferred).forEach(function (handle) {
+             window.cancelIdleCallback(handle);
 
-           header = header.merge(headerEnter);
-           header.selectAll('h3').html(_entityIDs.length === 1 ? _t.html('inspector.edit') : _t.html('inspector.edit_features'));
-           header.selectAll('.preset-reset').on('click', function () {
-             dispatch$1.call('choose', this, _activePresets);
-           }); // Body
+             _deferred["delete"](handle);
+           });
+           Object.values(services).forEach(function (service) {
+             if (service && typeof service.reset === 'function') {
+               service.reset(context);
+             }
+           });
+           context.changeset = null;
 
-           var body = selection.selectAll('.inspector-body').data([0]); // Enter
+           _validator.reset();
 
-           var bodyEnter = body.enter().append('div').attr('class', 'entity-editor inspector-body sep-top'); // Update
+           _features.reset();
 
-           body = body.merge(bodyEnter);
+           _history.reset();
 
-           if (!_sections) {
-             _sections = [uiSectionSelectionList(context), uiSectionFeatureType(context).on('choose', function (presets) {
-               dispatch$1.call('choose', this, presets);
-             }), uiSectionEntityIssues(context), uiSectionPresetFields(context).on('change', changeTags).on('revert', revertTags), uiSectionRawTagEditor('raw-tag-editor', context).on('change', changeTags), uiSectionRawMemberEditor(context), uiSectionRawMembershipEditor(context)];
-           }
+           _uploader.reset(); // don't leave stale state in the inspector
 
-           _sections.forEach(function (section) {
-             if (section.entityIDs) {
-               section.entityIDs(_entityIDs);
-             }
 
-             if (section.presets) {
-               section.presets(_activePresets);
-             }
+           context.container().select('.inspector-wrap *').remove();
+           return context;
+         };
+         /* Projections */
 
-             if (section.tags) {
-               section.tags(combinedTags);
-             }
 
-             if (section.state) {
-               section.state(_state);
-             }
+         context.projection = geoRawMercator();
+         context.curtainProjection = geoRawMercator();
+         /* Init */
 
-             body.call(section.render);
-           });
+         context.init = function () {
+           instantiateInternal();
+           initializeDependents();
+           return context; // Load variables and properties. No property of `context` should be accessed
+           // until this is complete since load statuses are indeterminate. The order
+           // of instantiation shouldn't matter.
 
-           context.history().on('change.entity-editor', historyChanged);
+           function instantiateInternal() {
+             _history = coreHistory(context);
+             context.graph = _history.graph;
+             context.pauseChangeDispatch = _history.pauseChangeDispatch;
+             context.resumeChangeDispatch = _history.resumeChangeDispatch;
+             context.perform = withDebouncedSave(_history.perform);
+             context.replace = withDebouncedSave(_history.replace);
+             context.pop = withDebouncedSave(_history.pop);
+             context.overwrite = withDebouncedSave(_history.overwrite);
+             context.undo = withDebouncedSave(_history.undo);
+             context.redo = withDebouncedSave(_history.redo);
+             _validator = coreValidator(context);
+             _uploader = coreUploader(context);
+             _background = rendererBackground(context);
+             _features = rendererFeatures(context);
+             _map = rendererMap(context);
+             _photos = rendererPhotos(context);
+             _ui = uiInit(context);
+           } // Set up objects that might need to access properties of `context`. The order
+           // might matter if dependents make calls to each other. Be wary of async calls.
 
-           function historyChanged(difference) {
-             if (selection.selectAll('.entity-editor').empty()) return;
-             if (_state === 'hide') return;
-             var significant = !difference || difference.didChange.properties || difference.didChange.addition || difference.didChange.deletion;
-             if (!significant) return;
-             _entityIDs = _entityIDs.filter(context.hasEntity);
-             if (!_entityIDs.length) return;
-             var priorActivePreset = _activePresets.length === 1 && _activePresets[0];
-             loadActivePresets();
-             var graph = context.graph();
-             entityEditor.modified(_base !== graph);
-             entityEditor(selection);
 
-             if (priorActivePreset && _activePresets.length === 1 && priorActivePreset !== _activePresets[0]) {
-               // flash the button to indicate the preset changed
-               context.container().selectAll('.entity-editor button.preset-reset .label').style('background-color', '#fff').transition().duration(750).style('background-color', null);
+           function initializeDependents() {
+             if (context.initialHashParams.presets) {
+               _mainPresetIndex.addablePresetIDs(new Set(context.initialHashParams.presets.split(',')));
              }
-           }
-         } // Tag changes that fire on input can all get coalesced into a single
-         // history operation when the user leaves the field.  #2342
-         // Use explicit entityIDs in case the selection changes before the event is fired.
 
+             if (context.initialHashParams.locale) {
+               _mainLocalizer.preferredLocaleCodes(context.initialHashParams.locale);
+             } // kick off some async work
 
-         function changeTags(entityIDs, changed, onInput) {
-           var actions = [];
 
-           for (var i in entityIDs) {
-             var entityID = entityIDs[i];
-             var entity = context.entity(entityID);
-             var tags = Object.assign({}, entity.tags); // shallow copy
+             _mainLocalizer.ensureLoaded();
 
-             for (var k in changed) {
-               if (!k) continue;
-               var v = changed[k];
+             _background.ensureLoaded();
 
-               if (v !== undefined || tags.hasOwnProperty(k)) {
-                 tags[k] = v;
+             _mainPresetIndex.ensureLoaded();
+             Object.values(services).forEach(function (service) {
+               if (service && typeof service.init === 'function') {
+                 service.init();
                }
-             }
+             });
 
-             if (!onInput) {
-               tags = utilCleanTags(tags);
-             }
+             _map.init();
 
-             if (!fastDeepEqual(entity.tags, tags)) {
-               actions.push(actionChangeTags(entityID, tags));
-             }
-           }
+             _validator.init();
 
-           if (actions.length) {
-             var combinedAction = function combinedAction(graph) {
-               actions.forEach(function (action) {
-                 graph = action(graph);
+             _features.init();
+
+             if (services.maprules && context.initialHashParams.maprules) {
+               d3_json(context.initialHashParams.maprules).then(function (mapcss) {
+                 services.maprules.init();
+                 mapcss.forEach(function (mapcssSelector) {
+                   return services.maprules.addRule(mapcssSelector);
+                 });
+               })["catch"](function () {
+                 /* ignore */
                });
-               return graph;
-             };
+             } // if the container isn't available, e.g. when testing, don't load the UI
 
-             var annotation = _t('operations.change_tags.annotation');
 
-             if (_coalesceChanges) {
-               context.overwrite(combinedAction, annotation);
-             } else {
-               context.perform(combinedAction, annotation);
-               _coalesceChanges = !!onInput;
+             if (!context.container().empty()) {
+               _ui.ensureLoaded().then(function () {
+                 _photos.init();
+               });
              }
-           } // if leaving field (blur event), rerun validation
-
-
-           if (!onInput) {
-             context.validator().validate();
            }
-         }
-
-         function revertTags(keys) {
-           var actions = [];
-
-           for (var i in _entityIDs) {
-             var entityID = _entityIDs[i];
-             var original = context.graph().base().entities[entityID];
-             var changed = {};
+         };
 
-             for (var j in keys) {
-               var key = keys[j];
-               changed[key] = original ? original.tags[key] : undefined;
-             }
+         return context;
+       }
 
-             var entity = context.entity(entityID);
-             var tags = Object.assign({}, entity.tags); // shallow copy
+       // NSI contains the most correct tagging for many commonly mapped features.
+       // See https://github.com/osmlab/name-suggestion-index  and  https://nsi.guide
+       // DATA
 
-             for (var k in changed) {
-               if (!k) continue;
-               var v = changed[k];
+       var _nsiStatus = 'loading'; // 'loading', 'ok', 'failed'
 
-               if (v !== undefined || tags.hasOwnProperty(k)) {
-                 tags[k] = v;
-               }
-             }
+       var _nsi = {}; // Sometimes we can upgrade a feature tagged like `building=yes` to a better tag.
 
-             tags = utilCleanTags(tags);
+       var buildingPreset = {
+         'building/commercial': true,
+         'building/government': true,
+         'building/hotel': true,
+         'building/retail': true,
+         'building/office': true,
+         'building/supermarket': true,
+         'building/yes': true
+       }; // Exceptions to the namelike regexes.
+       // Usually a tag suffix contains a language code like `name:en`, `name:ru`
+       // but we want to exclude things like `operator:type`, `name:etymology`, etc..
 
-             if (!fastDeepEqual(entity.tags, tags)) {
-               actions.push(actionChangeTags(entityID, tags));
-             }
-           }
+       var notNames = /:(colou?r|type|forward|backward|left|right|etymology|pronunciation|wikipedia)$/i; // Exceptions to the branchlike regexes
 
-           if (actions.length) {
-             var combinedAction = function combinedAction(graph) {
-               actions.forEach(function (action) {
-                 graph = action(graph);
-               });
-               return graph;
-             };
+       var notBranches = /(coop|express|wireless|factory|outlet)/i; // PRIVATE FUNCTIONS
+       // `setNsiSources()`
+       // Adds the sources to iD's filemap so we can start downloading data.
+       //
 
-             var annotation = _t('operations.change_tags.annotation');
+       function setNsiSources() {
+         var nsiVersion = packageJSON.devDependencies['name-suggestion-index'];
+         var v = parseVersion(nsiVersion);
+         var vMinor = "".concat(v.major, ".").concat(v.minor);
+         var sources = {
+           'nsi_data': "https://cdn.jsdelivr.net/npm/name-suggestion-index@".concat(vMinor, "/dist/nsi.min.json"),
+           'nsi_dissolved': "https://cdn.jsdelivr.net/npm/name-suggestion-index@".concat(vMinor, "/dist/dissolved.min.json"),
+           'nsi_features': "https://cdn.jsdelivr.net/npm/name-suggestion-index@".concat(vMinor, "/dist/featureCollection.min.json"),
+           'nsi_generics': "https://cdn.jsdelivr.net/npm/name-suggestion-index@".concat(vMinor, "/dist/genericWords.min.json"),
+           'nsi_presets': "https://cdn.jsdelivr.net/npm/name-suggestion-index@".concat(vMinor, "/dist/presets/nsi-id-presets.min.json"),
+           'nsi_replacements': "https://cdn.jsdelivr.net/npm/name-suggestion-index@".concat(vMinor, "/dist/replacements.min.json"),
+           'nsi_trees': "https://cdn.jsdelivr.net/npm/name-suggestion-index@".concat(vMinor, "/dist/trees.min.json")
+         };
+         var fileMap = _mainFileFetcher.fileMap();
+
+         for (var k in sources) {
+           if (!fileMap[k]) fileMap[k] = sources[k];
+         }
+       } // `loadNsiPresets()`
+       //  Returns a Promise fulfilled when the presets have been downloaded and merged into iD.
+       //
 
-             if (_coalesceChanges) {
-               context.overwrite(combinedAction, annotation);
-             } else {
-               context.perform(combinedAction, annotation);
-               _coalesceChanges = false;
-             }
-           }
 
-           context.validator().validate();
-         }
+       function loadNsiPresets() {
+         return Promise.all([_mainFileFetcher.get('nsi_presets'), _mainFileFetcher.get('nsi_features')]).then(function (vals) {
+           // Add `suggestion=true` to all the nsi presets
+           // The preset json schema doesn't include it, but the iD code still uses it
+           Object.values(vals[0].presets).forEach(function (preset) {
+             return preset.suggestion = true;
+           });
+           _mainPresetIndex.merge({
+             presets: vals[0].presets,
+             featureCollection: vals[1]
+           });
+         });
+       } // `loadNsiData()`
+       //  Returns a Promise fulfilled when the other data have been downloaded and processed
+       //
 
-         entityEditor.modified = function (val) {
-           if (!arguments.length) return _modified;
-           _modified = val;
-           return entityEditor;
-         };
 
-         entityEditor.state = function (val) {
-           if (!arguments.length) return _state;
-           _state = val;
-           return entityEditor;
-         };
+       function loadNsiData() {
+         return Promise.all([_mainFileFetcher.get('nsi_data'), _mainFileFetcher.get('nsi_dissolved'), _mainFileFetcher.get('nsi_replacements'), _mainFileFetcher.get('nsi_trees')]).then(function (vals) {
+           _nsi = {
+             data: vals[0].nsi,
+             // the raw name-suggestion-index data
+             dissolved: vals[1].dissolved,
+             // list of dissolved items
+             replacements: vals[2].replacements,
+             // trivial old->new qid replacements
+             trees: vals[3].trees,
+             // metadata about trees, main tags
+             kvt: new Map(),
+             // Map (k -> Map (v -> t) )
+             qids: new Map(),
+             // Map (wd/wp tag values -> qids)
+             ids: new Map() // Map (id -> NSI item)
 
-         entityEditor.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs; // always reload these even if the entityIDs are unchanged, since we
-           // could be reselecting after something like dragging a node
+           };
+           _nsi.matcher = new Matcher();
 
-           _base = context.graph();
-           _coalesceChanges = false;
-           if (val && _entityIDs && utilArrayIdentical(_entityIDs, val)) return entityEditor; // exit early if no change
+           _nsi.matcher.buildMatchIndex(_nsi.data);
 
-           _entityIDs = val;
-           loadActivePresets(true);
-           return entityEditor.modified(false);
-         };
+           _nsi.matcher.buildLocationIndex(_nsi.data, _mainLocations.loco());
 
-         entityEditor.newFeature = function (val) {
-           if (!arguments.length) return _newFeature;
-           _newFeature = val;
-           return entityEditor;
-         };
+           Object.keys(_nsi.data).forEach(function (tkv) {
+             var category = _nsi.data[tkv];
+             var parts = tkv.split('/', 3); // tkv = "tree/key/value"
 
-         function loadActivePresets(isForNewSelection) {
-           var graph = context.graph();
-           var counts = {};
+             var t = parts[0];
+             var k = parts[1];
+             var v = parts[2]; // Build a reverse index of keys -> values -> trees present in the name-suggestion-index
+             // Collect primary keys  (e.g. "amenity", "craft", "shop", "man_made", "route", etc)
+             // "amenity": {
+             //   "restaurant": "brands"
+             // }
 
-           for (var i in _entityIDs) {
-             var entity = graph.hasEntity(_entityIDs[i]);
-             if (!entity) return;
-             var match = _mainPresetIndex.match(entity, graph);
-             if (!counts[match.id]) counts[match.id] = 0;
-             counts[match.id] += 1;
-           }
+             var vmap = _nsi.kvt.get(k);
 
-           var matches = Object.keys(counts).sort(function (p1, p2) {
-             return counts[p2] - counts[p1];
-           }).map(function (pID) {
-             return _mainPresetIndex.item(pID);
-           });
+             if (!vmap) {
+               vmap = new Map();
 
-           if (!isForNewSelection) {
-             // A "weak" preset doesn't set any tags. (e.g. "Address")
-             var weakPreset = _activePresets.length === 1 && !_activePresets[0].isFallback() && Object.keys(_activePresets[0].addTags || {}).length === 0; // Don't replace a weak preset with a fallback preset (e.g. "Point")
+               _nsi.kvt.set(k, vmap);
+             }
 
-             if (weakPreset && matches.length === 1 && matches[0].isFallback()) return;
-           }
+             vmap.set(v, t);
+             var tree = _nsi.trees[t]; // e.g. "brands", "operators"
 
-           entityEditor.presets(matches);
-         }
+             var mainTag = tree.mainTag; // e.g. "brand:wikidata", "operator:wikidata", etc
 
-         entityEditor.presets = function (val) {
-           if (!arguments.length) return _activePresets; // don't reload the same preset
+             var items = category.items || [];
+             items.forEach(function (item) {
+               // Remember some useful things for later, cache NSI id -> item
+               item.tkv = tkv;
+               item.mainTag = mainTag;
 
-           if (!utilArrayIdentical(val, _activePresets)) {
-             _activePresets = val;
-           }
+               _nsi.ids.set(item.id, item); // Cache Wikidata/Wikipedia values -> qid, for #6416
 
-           return entityEditor;
-         };
 
-         return utilRebind(entityEditor, dispatch$1, 'on');
-       }
+               var wd = item.tags[mainTag];
+               var wp = item.tags[mainTag.replace('wikidata', 'wikipedia')];
+               if (wd) _nsi.qids.set(wd, wd);
+               if (wp && wd) _nsi.qids.set(wp, wd);
+             });
+           });
+         });
+       } // `gatherKVs()`
+       // Gather all the k/v pairs that we will run through the NSI matcher.
+       // An OSM tags object can contain anything, but only a few tags will be interesting to NSI.
+       //
+       // This function will return the interesting tag pairs like:
+       //   "amenity/restaurant", "man_made/flagpole"
+       // and fallbacks like
+       //   "amenity/yes"
+       // excluding things like
+       //   "tiger:reviewed", "surface", "ref", etc.
+       //
+       // Arguments
+       //   `tags`: `Object` containing the feature's OSM tags
+       // Returns
+       //   `Object` containing kv pairs to test:
+       //   {
+       //     'primary': Set(),
+       //     'alternate': Set()
+       //   }
+       //
 
-       function uiPresetList(context) {
-         var dispatch$1 = dispatch('cancel', 'choose');
 
-         var _entityIDs;
+       function gatherKVs(tags) {
+         var primary = new Set();
+         var alternate = new Set();
+         Object.keys(tags).forEach(function (osmkey) {
+           var osmvalue = tags[osmkey];
+           if (!osmvalue) return; // Match a 'route_master' as if it were a 'route' - name-suggestion-index#5184
 
-         var _currentPresets;
+           if (osmkey === 'route_master') osmkey = 'route';
 
-         var _autofocus = false;
+           var vmap = _nsi.kvt.get(osmkey);
 
-         function presetList(selection) {
-           if (!_entityIDs) return;
-           var presets = _mainPresetIndex.matchAllGeometry(entityGeometries());
-           selection.html('');
-           var messagewrap = selection.append('div').attr('class', 'header fillL');
-           var message = messagewrap.append('h3').html(_t.html('inspector.choose'));
-           messagewrap.append('button').attr('class', 'preset-choose').on('click', function () {
-             dispatch$1.call('cancel', this);
-           }).call(svgIcon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-backward' : '#iD-icon-forward'));
+           if (!vmap) return; // not an interesting key
 
-           function initialKeydown(d3_event) {
-             // hack to let delete shortcut work when search is autofocused
-             if (search.property('value').length === 0 && (d3_event.keyCode === utilKeybinding.keyCodes['⌫'] || d3_event.keyCode === utilKeybinding.keyCodes['⌦'])) {
-               d3_event.preventDefault();
-               d3_event.stopPropagation();
-               operationDelete(context, _entityIDs)(); // hack to let undo work when search is autofocused
-             } else if (search.property('value').length === 0 && (d3_event.ctrlKey || d3_event.metaKey) && d3_event.keyCode === utilKeybinding.keyCodes.z) {
-               d3_event.preventDefault();
-               d3_event.stopPropagation();
-               context.undo();
-             } else if (!d3_event.ctrlKey && !d3_event.metaKey) {
-               // don't check for delete/undo hack on future keydown events
-               select(this).on('keydown', keydown);
-               keydown.call(this, d3_event);
-             }
+           if (vmap.get(osmvalue)) {
+             // Matched a category in NSI
+             primary.add("".concat(osmkey, "/").concat(osmvalue)); // interesting key/value
+           } else if (osmvalue === 'yes') {
+             alternate.add("".concat(osmkey, "/").concat(osmvalue)); // fallback key/yes
            }
+         }); // Can we try a generic building fallback match? - See #6122, #7197
+         // Only try this if we do a preset match and find nothing else remarkable about that building.
+         // For example, a way with `building=yes` + `name=Westfield` may be a Westfield department store.
+         // But a way with `building=yes` + `name=Westfield` + `public_transport=station` is a train station for a town named "Westfield"
 
-           function keydown(d3_event) {
-             // down arrow
-             if (d3_event.keyCode === utilKeybinding.keyCodes['↓'] && // if insertion point is at the end of the string
-             search.node().selectionStart === search.property('value').length) {
-               d3_event.preventDefault();
-               d3_event.stopPropagation(); // move focus to the first item in the preset list
+         var preset = _mainPresetIndex.matchTags(tags, 'area');
 
-               var buttons = list.selectAll('.preset-list-button');
-               if (!buttons.empty()) buttons.nodes()[0].focus();
-             }
-           }
+         if (buildingPreset[preset.id]) {
+           alternate.add('building/yes');
+         }
 
-           function keypress(d3_event) {
-             // enter
-             var value = search.property('value');
+         return {
+           primary: primary,
+           alternate: alternate
+         };
+       } // `identifyTree()`
+       // NSI has a concept of trees: "brands", "operators", "flags", "transit".
+       // The tree determines things like which tags are namelike, and which tags hold important wikidata.
+       // This takes an Object of tags and tries to identify what tree to use.
+       //
+       // Arguments
+       //   `tags`: `Object` containing the feature's OSM tags
+       // Returns
+       //   `string` the name of the tree if known
+       //   or 'unknown' if it could match several trees (e.g. amenity/yes)
+       //   or null if no match
+       //
 
-             if (d3_event.keyCode === 13 && // ↩ Return
-             value.length) {
-               list.selectAll('.preset-list-item:first-child').each(function (d) {
-                 d.choose.call(this);
-               });
-             }
-           }
 
-           function inputevent() {
-             var value = search.property('value');
-             list.classed('filtered', value.length);
-             var extent = combinedEntityExtent();
-             var results, messageText;
+       function identifyTree(tags) {
+         var unknown;
+         var t; // Check all tags
 
-             if (value.length && extent) {
-               var center = extent.center();
-               var countryCode = iso1A2Code(center);
-               results = presets.search(value, entityGeometries()[0], countryCode && countryCode.toLowerCase());
-               messageText = _t('inspector.results', {
-                 n: results.collection.length,
-                 search: value
-               });
-             } else {
-               results = _mainPresetIndex.defaults(entityGeometries()[0], 36, !context.inIntro());
-               messageText = _t('inspector.choose');
-             }
+         Object.keys(tags).forEach(function (osmkey) {
+           if (t) return; // found already
 
-             list.call(drawList, results);
-             message.html(messageText);
-           }
+           var osmvalue = tags[osmkey];
+           if (!osmvalue) return; // Match a 'route_master' as if it were a 'route' - name-suggestion-index#5184
 
-           var searchWrap = selection.append('div').attr('class', 'search-header');
-           searchWrap.call(svgIcon('#iD-icon-search', 'pre-text'));
-           var search = searchWrap.append('input').attr('class', 'preset-search-input').attr('placeholder', _t('inspector.search')).attr('type', 'search').call(utilNoAuto).on('keydown', initialKeydown).on('keypress', keypress).on('input', inputevent);
+           if (osmkey === 'route_master') osmkey = 'route';
 
-           if (_autofocus) {
-             search.node().focus(); // Safari 14 doesn't always like to focus immediately,
-             // so try again on the next pass
+           var vmap = _nsi.kvt.get(osmkey);
 
-             setTimeout(function () {
-               search.node().focus();
-             }, 0);
+           if (!vmap) return; // this key is not in nsi
+
+           if (osmvalue === 'yes') {
+             unknown = 'unknown';
+           } else {
+             t = vmap.get(osmvalue);
            }
+         });
+         return t || unknown || null;
+       } // `gatherNames()`
+       // Gather all the namelike values that we will run through the NSI matcher.
+       // It will gather values primarily from tags `name`, `name:ru`, `flag:name`
+       //  and fallback to alternate tags like `brand`, `brand:ru`, `alt_name`
+       //
+       // Arguments
+       //   `tags`: `Object` containing the feature's OSM tags
+       // Returns
+       //   `Object` containing namelike values to test:
+       //   {
+       //     'primary': Set(),
+       //     'fallbacks': Set()
+       //   }
+       //
 
-           var listWrap = selection.append('div').attr('class', 'inspector-body');
-           var list = listWrap.append('div').attr('class', 'preset-list').call(drawList, _mainPresetIndex.defaults(entityGeometries()[0], 36, !context.inIntro()));
-           context.features().on('change.preset-list', updateForFeatureHiddenState);
-         }
 
-         function drawList(list, presets) {
-           presets = presets.matchAllGeometry(entityGeometries());
-           var collection = presets.collection.reduce(function (collection, preset) {
-             if (!preset) return collection;
+       function gatherNames(tags) {
+         var empty = {
+           primary: new Set(),
+           alternate: new Set()
+         };
+         var primary = new Set();
+         var alternate = new Set();
+         var foundSemi = false;
+         var testNameFragments = false;
+         var patterns; // Patterns for matching OSM keys that might contain namelike values.
+         // These roughly correspond to the "trees" concept in name-suggestion-index,
 
-             if (preset.members) {
-               if (preset.members.collection.filter(function (preset) {
-                 return preset.addable();
-               }).length > 1) {
-                 collection.push(CategoryItem(preset));
-               }
-             } else if (preset.addable()) {
-               collection.push(PresetItem(preset));
-             }
+         var t = identifyTree(tags);
+         if (!t) return empty;
 
-             return collection;
-           }, []);
-           var items = list.selectAll('.preset-list-item').data(collection, function (d) {
-             return d.preset.id;
-           });
-           items.order();
-           items.exit().remove();
-           items.enter().append('div').attr('class', function (item) {
-             return 'preset-list-item preset-' + item.preset.id.replace('/', '-');
-           }).classed('current', function (item) {
-             return _currentPresets.indexOf(item.preset) !== -1;
-           }).each(function (item) {
-             select(this).call(item);
-           }).style('opacity', 0).transition().style('opacity', 1);
-           updateForFeatureHiddenState();
-         }
+         if (t === 'transit') {
+           patterns = {
+             primary: /^network$/i,
+             alternate: /^(operator|operator:\w+|network:\w+|\w+_name|\w+_name:\w+)$/i
+           };
+         } else if (t === 'flags') {
+           patterns = {
+             primary: /^(flag:name|flag:name:\w+)$/i,
+             alternate: /^(flag|flag:\w+|subject|subject:\w+)$/i // note: no `country`, we special-case it below
 
-         function itemKeydown(d3_event) {
-           // the actively focused item
-           var item = select(this.closest('.preset-list-item'));
-           var parentItem = select(item.node().parentNode.closest('.preset-list-item')); // arrow down, move focus to the next, lower item
+           };
+         } else if (t === 'brands') {
+           testNameFragments = true;
+           patterns = {
+             primary: /^(name|name:\w+)$/i,
+             alternate: /^(brand|brand:\w+|operator|operator:\w+|\w+_name|\w+_name:\w+)/i
+           };
+         } else if (t === 'operators') {
+           testNameFragments = true;
+           patterns = {
+             primary: /^(name|name:\w+|operator|operator:\w+)$/i,
+             alternate: /^(brand|brand:\w+|\w+_name|\w+_name:\w+)/i
+           };
+         } else {
+           // unknown/multiple
+           testNameFragments = true;
+           patterns = {
+             primary: /^(name|name:\w+)$/i,
+             alternate: /^(brand|brand:\w+|network|network:\w+|operator|operator:\w+|\w+_name|\w+_name:\w+)/i
+           };
+         } // Test `name` fragments, longest to shortest, to fit them into a "Name Branch" pattern.
+         // e.g. "TUI ReiseCenter - Neuss Innenstadt" -> ["TUI", "ReiseCenter", "Neuss", "Innenstadt"]
 
-           if (d3_event.keyCode === utilKeybinding.keyCodes['↓']) {
-             d3_event.preventDefault();
-             d3_event.stopPropagation(); // the next item in the list at the same level
 
-             var nextItem = select(item.node().nextElementSibling); // if there is no next item in this list
+         if (tags.name && testNameFragments) {
+           var nameParts = tags.name.split(/[\s\-\/,.]/);
 
-             if (nextItem.empty()) {
-               // if there is a parent item
-               if (!parentItem.empty()) {
-                 // the item is the last item of a sublist,
-                 // select the next item at the parent level
-                 nextItem = select(parentItem.node().nextElementSibling);
-               } // if the focused item is expanded
+           for (var split = nameParts.length; split > 0; split--) {
+             var name = nameParts.slice(0, split).join(' '); // e.g. "TUI ReiseCenter"
 
-             } else if (select(this).classed('expanded')) {
-               // select the first subitem instead
-               nextItem = item.select('.subgrid .preset-list-item:first-child');
+             primary.add(name);
+           }
+         } // Check all tags
+
+
+         Object.keys(tags).forEach(function (osmkey) {
+           var osmvalue = tags[osmkey];
+           if (!osmvalue) return;
+
+           if (isNamelike(osmkey, 'primary')) {
+             if (/;/.test(osmvalue)) {
+               foundSemi = true;
+             } else {
+               primary.add(osmvalue);
+               alternate["delete"](osmvalue);
+             }
+           } else if (!primary.has(osmvalue) && isNamelike(osmkey, 'alternate')) {
+             if (/;/.test(osmvalue)) {
+               foundSemi = true;
+             } else {
+               alternate.add(osmvalue);
              }
+           }
+         }); // For flags only, fallback to `country` tag only if no other namelike values were found.
+         // See https://github.com/openstreetmap/iD/pull/8305#issuecomment-769174070
 
-             if (!nextItem.empty()) {
-               // focus on the next item
-               nextItem.select('.preset-list-button').node().focus();
-             } // arrow up, move focus to the previous, higher item
+         if (tags.man_made === 'flagpole' && !primary.size && !alternate.size && !!tags.country) {
+           var osmvalue = tags.country;
 
-           } else if (d3_event.keyCode === utilKeybinding.keyCodes['↑']) {
-             d3_event.preventDefault();
-             d3_event.stopPropagation(); // the previous item in the list at the same level
+           if (/;/.test(osmvalue)) {
+             foundSemi = true;
+           } else {
+             alternate.add(osmvalue);
+           }
+         } // If any namelike value contained a semicolon, return empty set and don't try matching anything.
 
-             var previousItem = select(item.node().previousElementSibling); // if there is no previous item in this list
 
-             if (previousItem.empty()) {
-               // if there is a parent item
-               if (!parentItem.empty()) {
-                 // the item is the first subitem of a sublist select the parent item
-                 previousItem = parentItem;
-               } // if the previous item is expanded
+         if (foundSemi) {
+           return empty;
+         } else {
+           return {
+             primary: primary,
+             alternate: alternate
+           };
+         }
 
-             } else if (previousItem.select('.preset-list-button').classed('expanded')) {
-               // select the last subitem of the sublist of the previous item
-               previousItem = previousItem.select('.subgrid .preset-list-item:last-child');
-             }
+         function isNamelike(osmkey, which) {
+           if (osmkey === 'old_name') return false;
+           return patterns[which].test(osmkey) && !notNames.test(osmkey);
+         }
+       } // `gatherTuples()`
+       // Generate all combinations of [key,value,name] that we want to test.
+       // This prioritizes them so that the primary name and k/v pairs go first
+       //
+       // Arguments
+       //   `tryKVs`: `Object` containing primary and alternate k/v pairs to test
+       //   `tryNames`: `Object` containing primary and alternate names to test
+       // Returns
+       //   `Array`: tuple objects ordered by priority
+       //
 
-             if (!previousItem.empty()) {
-               // focus on the previous item
-               previousItem.select('.preset-list-button').node().focus();
-             } else {
-               // the focus is at the top of the list, move focus back to the search field
-               var search = select(this.closest('.preset-list-pane')).select('.preset-search-input');
-               search.node().focus();
-             } // arrow left, move focus to the parent item if there is one
 
-           } else if (d3_event.keyCode === utilKeybinding.keyCodes[_mainLocalizer.textDirection() === 'rtl' ? '→' : '←']) {
-             d3_event.preventDefault();
-             d3_event.stopPropagation(); // if there is a parent item, focus on the parent item
+       function gatherTuples(tryKVs, tryNames) {
+         var tuples = [];
+         ['primary', 'alternate'].forEach(function (whichName) {
+           // test names longest to shortest
+           var arr = Array.from(tryNames[whichName]).sort(function (a, b) {
+             return b.length - a.length;
+           });
+           arr.forEach(function (n) {
+             ['primary', 'alternate'].forEach(function (whichKV) {
+               tryKVs[whichKV].forEach(function (kv) {
+                 var parts = kv.split('/', 2);
+                 var k = parts[0];
+                 var v = parts[1];
+                 tuples.push({
+                   k: k,
+                   v: v,
+                   n: n
+                 });
+               });
+             });
+           });
+         });
+         return tuples;
+       } // `_upgradeTags()`
+       // Try to match a feature to a canonical record in name-suggestion-index
+       // and upgrade the tags to match.
+       //
+       // Arguments
+       //   `tags`: `Object` containing the feature's OSM tags
+       //   `loc`: Location where this feature exists, as a [lon, lat]
+       // Returns
+       //   `Object` containing the result, or `null` if no changes needed:
+       //   {
+       //     'newTags': `Object` - The tags the the feature should have
+       //     'matched': `Object` - The matched item
+       //   }
+       //
 
-             if (!parentItem.empty()) {
-               parentItem.select('.preset-list-button').node().focus();
-             } // arrow right, choose this item
 
-           } else if (d3_event.keyCode === utilKeybinding.keyCodes[_mainLocalizer.textDirection() === 'rtl' ? '←' : '→']) {
-             d3_event.preventDefault();
-             d3_event.stopPropagation();
-             item.datum().choose.call(select(this).node());
-           }
-         }
+       function _upgradeTags(tags, loc) {
+         var newTags = Object.assign({}, tags); // shallow copy
 
-         function CategoryItem(preset) {
-           var box,
-               sublist,
-               shown = false;
+         var changed = false; // Before anything, perform trivial Wikipedia/Wikidata replacements
 
-           function item(selection) {
-             var wrap = selection.append('div').attr('class', 'preset-list-button-wrap category');
+         Object.keys(newTags).forEach(function (osmkey) {
+           var matchTag = osmkey.match(/^(\w+:)?wikidata$/);
 
-             function click() {
-               var isExpanded = select(this).classed('expanded');
-               var iconName = isExpanded ? _mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-backward' : '#iD-icon-forward' : '#iD-icon-down';
-               select(this).classed('expanded', !isExpanded);
-               select(this).selectAll('div.label-inner svg.icon use').attr('href', iconName);
-               item.choose();
-             }
+           if (matchTag) {
+             // Look at '*:wikidata' tags
+             var prefix = matchTag[1] || '';
+             var wd = newTags[osmkey];
+             var replace = _nsi.replacements[wd]; // If it matches a QID in the replacement list...
 
-             var geometries = entityGeometries();
-             var button = wrap.append('button').attr('class', 'preset-list-button').classed('expanded', false).call(uiPresetIcon().geometry(geometries.length === 1 && geometries[0]).preset(preset)).on('click', click).on('keydown', function (d3_event) {
-               // right arrow, expand the focused item
-               if (d3_event.keyCode === utilKeybinding.keyCodes[_mainLocalizer.textDirection() === 'rtl' ? '←' : '→']) {
-                 d3_event.preventDefault();
-                 d3_event.stopPropagation(); // if the item isn't expanded
+             if (replace && replace.wikidata !== undefined) {
+               // replace or delete `*:wikidata` tag
+               changed = true;
 
-                 if (!select(this).classed('expanded')) {
-                   // toggle expansion (expand the item)
-                   click.call(this, d3_event);
-                 } // left arrow, collapse the focused item
+               if (replace.wikidata) {
+                 newTags[osmkey] = replace.wikidata;
+               } else {
+                 delete newTags[osmkey];
+               }
+             }
 
-               } else if (d3_event.keyCode === utilKeybinding.keyCodes[_mainLocalizer.textDirection() === 'rtl' ? '→' : '←']) {
-                 d3_event.preventDefault();
-                 d3_event.stopPropagation(); // if the item is expanded
+             if (replace && replace.wikipedia !== undefined) {
+               // replace or delete `*:wikipedia` tag
+               changed = true;
+               var wpkey = "".concat(prefix, "wikipedia");
 
-                 if (select(this).classed('expanded')) {
-                   // toggle expansion (collapse the item)
-                   click.call(this, d3_event);
-                 }
+               if (replace.wikipedia) {
+                 newTags[wpkey] = replace.wikipedia;
                } else {
-                 itemKeydown.call(this, d3_event);
+                 delete newTags[wpkey];
                }
-             });
-             var label = button.append('div').attr('class', 'label').append('div').attr('class', 'label-inner');
-             label.append('div').attr('class', 'namepart').call(svgIcon(_mainLocalizer.textDirection() === 'rtl' ? '#iD-icon-backward' : '#iD-icon-forward', 'inline')).append('span').html(function () {
-               return preset.nameLabel() + '&hellip;';
-             });
-             box = selection.append('div').attr('class', 'subgrid').style('max-height', '0px').style('opacity', 0);
-             box.append('div').attr('class', 'arrow');
-             sublist = box.append('div').attr('class', 'preset-list fillL3');
+             }
            }
+         }); // Match a 'route_master' as if it were a 'route' - name-suggestion-index#5184
 
-           item.choose = function () {
-             if (!box || !sublist) return;
+         var isRouteMaster = tags.type === 'route_master'; // Gather key/value tag pairs to try to match
 
-             if (shown) {
-               shown = false;
-               box.transition().duration(200).style('opacity', '0').style('max-height', '0px').style('padding-bottom', '0px');
-             } else {
-               shown = true;
-               var members = preset.members.matchAllGeometry(entityGeometries());
-               sublist.call(drawList, members);
-               box.transition().duration(200).style('opacity', '1').style('max-height', 200 + members.collection.length * 190 + 'px').style('padding-bottom', '10px');
-             }
-           };
+         var tryKVs = gatherKVs(tags);
 
-           item.preset = preset;
-           return item;
-         }
+         if (!tryKVs.primary.size && !tryKVs.alternate.size) {
+           return changed ? {
+             newTags: newTags,
+             matched: null
+           } : null;
+         } // Gather namelike tag values to try to match
 
-         function PresetItem(preset) {
-           function item(selection) {
-             var wrap = selection.append('div').attr('class', 'preset-list-button-wrap');
-             var geometries = entityGeometries();
-             var button = wrap.append('button').attr('class', 'preset-list-button').call(uiPresetIcon().geometry(geometries.length === 1 && geometries[0]).preset(preset)).on('click', item.choose).on('keydown', itemKeydown);
-             var label = button.append('div').attr('class', 'label').append('div').attr('class', 'label-inner');
-             var nameparts = [preset.nameLabel(), preset.subtitleLabel()].filter(Boolean);
-             label.selectAll('.namepart').data(nameparts).enter().append('div').attr('class', 'namepart').html(function (d) {
-               return d;
-             });
-             wrap.call(item.reference.button);
-             selection.call(item.reference.body);
-           }
 
-           item.choose = function () {
-             if (select(this).classed('disabled')) return;
+         var tryNames = gatherNames(tags); // Do `wikidata=*` or `wikipedia=*` tags identify this entity as a chain? - See #6416
+         // If so, these tags can be swapped to e.g. `brand:wikidata`/`brand:wikipedia`.
 
-             if (!context.inIntro()) {
-               _mainPresetIndex.setMostRecent(preset, entityGeometries()[0]);
-             }
+         var foundQID = _nsi.qids.get(tags.wikidata) || _nsi.qids.get(tags.wikipedia);
 
-             context.perform(function (graph) {
-               for (var i in _entityIDs) {
-                 var entityID = _entityIDs[i];
-                 var oldPreset = _mainPresetIndex.match(graph.entity(entityID), graph);
-                 graph = actionChangePreset(entityID, oldPreset, preset)(graph);
-               }
+         if (foundQID) tryNames.primary.add(foundQID); // matcher will recognize the Wikidata QID as name too
 
-               return graph;
-             }, _t('operations.change_tags.annotation'));
-             context.validator().validate(); // rerun validation
+         if (!tryNames.primary.size && !tryNames.alternate.size) {
+           return changed ? {
+             newTags: newTags,
+             matched: null
+           } : null;
+         } // Order the [key,value,name] tuples - test primary names before alternate names
 
-             dispatch$1.call('choose', this, preset);
-           };
 
-           item.help = function (d3_event) {
-             d3_event.stopPropagation();
-             item.reference.toggle();
-           };
+         var tuples = gatherTuples(tryKVs, tryNames);
+         var foundPrimary = false;
+         var bestItem; // Test [key,value,name] tuples against the NSI matcher until we get a primary match or exhaust all options.
 
-           item.preset = preset;
-           item.reference = uiTagReference(preset.reference());
-           return item;
-         }
+         for (var i = 0; i < tuples.length && !foundPrimary; i++) {
+           var tuple = tuples[i];
 
-         function updateForFeatureHiddenState() {
-           if (!_entityIDs.every(context.hasEntity)) return;
-           var geometries = entityGeometries();
-           var button = context.container().selectAll('.preset-list .preset-list-button'); // remove existing tooltips
+           var hits = _nsi.matcher.match(tuple.k, tuple.v, tuple.n, loc); // Attempt to match an item in NSI
 
-           button.call(uiTooltip().destroyAny);
-           button.each(function (item, index) {
-             var hiddenPresetFeaturesId;
 
-             for (var i in geometries) {
-               hiddenPresetFeaturesId = context.features().isHiddenPreset(item.preset, geometries[i]);
-               if (hiddenPresetFeaturesId) break;
-             }
+           if (!hits || !hits.length) continue; // no match, try next tuple
 
-             var isHiddenPreset = !context.inIntro() && !!hiddenPresetFeaturesId && (_currentPresets.length !== 1 || item.preset !== _currentPresets[0]);
-             select(this).classed('disabled', isHiddenPreset);
+           if (hits[0].match !== 'primary' && hits[0].match !== 'alternate') break; // a generic match, stop looking
+           // A match may contain multiple results, the first one is likely the best one for this location
+           // e.g. `['pfk-a54c14', 'kfc-1ff19c', 'kfc-658eea']`
 
-             if (isHiddenPreset) {
-               var isAutoHidden = context.features().autoHidden(hiddenPresetFeaturesId);
-               select(this).call(uiTooltip().title(_t.html('inspector.hidden_preset.' + (isAutoHidden ? 'zoom' : 'manual'), {
-                 features: _t.html('feature.' + hiddenPresetFeaturesId + '.description')
-               })).placement(index < 2 ? 'bottom' : 'top'));
-             }
-           });
-         }
+           for (var j = 0; j < hits.length; j++) {
+             var hit = hits[j];
+             var isPrimary = hits[j].match === 'primary';
+             var itemID = hit.itemID;
+             if (_nsi.dissolved[itemID]) continue; // Don't upgrade to a dissolved item
 
-         presetList.autofocus = function (val) {
-           if (!arguments.length) return _autofocus;
-           _autofocus = val;
-           return presetList;
-         };
+             var item = _nsi.ids.get(itemID);
 
-         presetList.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
+             if (!item) continue;
+             var mainTag = item.mainTag; // e.g. `brand:wikidata`
 
-           if (_entityIDs && _entityIDs.length) {
-             var presets = _entityIDs.map(function (entityID) {
-               return _mainPresetIndex.match(context.entity(entityID), context.graph());
-             });
+             var itemQID = item.tags[mainTag]; // e.g. `brand:wikidata` qid
 
-             presetList.presets(presets);
-           }
+             var notQID = newTags["not:".concat(mainTag)]; // e.g. `not:brand:wikidata` qid
 
-           return presetList;
-         };
+             if ( // Exceptions, skip this hit
+             !itemQID || itemQID === notQID || // No `*:wikidata` or matched a `not:*:wikidata`
+             newTags.office && !item.tags.office // feature may be a corporate office for a brand? - #6416
+             ) {
+               continue; // continue looking
+             } // If we get here, the hit is good..
 
-         presetList.presets = function (val) {
-           if (!arguments.length) return _currentPresets;
-           _currentPresets = val;
-           return presetList;
-         };
 
-         function entityGeometries() {
-           var counts = {};
+             if (!bestItem || isPrimary) {
+               bestItem = item;
 
-           for (var i in _entityIDs) {
-             var entityID = _entityIDs[i];
-             var entity = context.entity(entityID);
-             var geometry = entity.geometry(context.graph()); // Treat entities on addr:interpolation lines as points, not vertices (#3241)
+               if (isPrimary) {
+                 foundPrimary = true;
+               }
 
-             if (geometry === 'vertex' && entity.isOnAddressLine(context.graph())) {
-               geometry = 'point';
+               break; // can ignore the rest of the hits from this match
              }
-
-             if (!counts[geometry]) counts[geometry] = 0;
-             counts[geometry] += 1;
            }
+         } // At this point we have matched a canonical item and can suggest tag upgrades..
 
-           return Object.keys(counts).sort(function (geom1, geom2) {
-             return counts[geom2] - counts[geom1];
-           });
-         }
 
-         function combinedEntityExtent() {
-           return _entityIDs.reduce(function (extent, entityID) {
-             var entity = context.graph().entity(entityID);
-             return extent.extend(entity.extent(context.graph()));
-           }, geoExtent());
-         }
+         if (bestItem) {
+           var _ret = function () {
+             var itemID = bestItem.id;
+             var item = JSON.parse(JSON.stringify(bestItem)); // deep copy
 
-         return utilRebind(presetList, dispatch$1, 'on');
-       }
+             var tkv = item.tkv;
+             var parts = tkv.split('/', 3); // tkv = "tree/key/value"
 
-       function uiInspector(context) {
-         var presetList = uiPresetList(context);
-         var entityEditor = uiEntityEditor(context);
-         var wrap = select(null),
-             presetPane = select(null),
-             editorPane = select(null);
-         var _state = 'select';
+             var k = parts[1];
+             var v = parts[2];
+             var category = _nsi.data[tkv];
+             var properties = category.properties || {}; // Preserve some tags that we specifically don't want NSI to overwrite. ('^name', sometimes)
 
-         var _entityIDs;
+             var preserveTags = item.preserveTags || properties.preserveTags || []; // These tags can be toplevel tags -or- attributes - so we generally want to preserve existing values - #8615
+             // We'll only _replace_ the tag value if this tag is the toplevel/defining tag for the matched item (`k`)
 
-         var _newFeature = false;
+             ['building', 'emergency', 'internet_access', 'takeaway'].forEach(function (osmkey) {
+               if (k !== osmkey) preserveTags.push("^".concat(osmkey, "$"));
+             });
+             var regexes = preserveTags.map(function (s) {
+               return new RegExp(s, 'i');
+             });
+             var keepTags = {};
+             Object.keys(newTags).forEach(function (osmkey) {
+               if (regexes.some(function (regex) {
+                 return regex.test(osmkey);
+               })) {
+                 keepTags[osmkey] = newTags[osmkey];
+               }
+             }); // Remove any primary tags ("amenity", "craft", "shop", "man_made", "route", etc) that have a
+             // value like `amenity=yes` or `shop=yes` (exceptions have already been added to `keepTags` above)
 
-         function inspector(selection) {
-           presetList.entityIDs(_entityIDs).autofocus(_newFeature).on('choose', inspector.setPreset).on('cancel', function () {
-             inspector.setPreset();
-           });
-           entityEditor.state(_state).entityIDs(_entityIDs).on('choose', inspector.showList);
-           wrap = selection.selectAll('.panewrap').data([0]);
-           var enter = wrap.enter().append('div').attr('class', 'panewrap');
-           enter.append('div').attr('class', 'preset-list-pane pane');
-           enter.append('div').attr('class', 'entity-editor-pane pane');
-           wrap = wrap.merge(enter);
-           presetPane = wrap.selectAll('.preset-list-pane');
-           editorPane = wrap.selectAll('.entity-editor-pane');
+             _nsi.kvt.forEach(function (vmap, k) {
+               if (newTags[k] === 'yes') delete newTags[k];
+             }); // Replace mistagged `wikidata`/`wikipedia` with e.g. `brand:wikidata`/`brand:wikipedia`
 
-           function shouldDefaultToPresetList() {
-             // always show the inspector on hover
-             if (_state !== 'select') return false; // can only change preset on single selection
 
-             if (_entityIDs.length !== 1) return false;
-             var entityID = _entityIDs[0];
-             var entity = context.hasEntity(entityID);
-             if (!entity) return false; // default to inspector if there are already tags
+             if (foundQID) {
+               delete newTags.wikipedia;
+               delete newTags.wikidata;
+             } // Do the tag upgrade
 
-             if (entity.hasNonGeometryTags()) return false; // prompt to select preset if feature is new and untagged
 
-             if (_newFeature) return true; // all existing features except vertices should default to inspector
+             Object.assign(newTags, item.tags, keepTags); // Swap `route` back to `route_master` - name-suggestion-index#5184
 
-             if (entity.geometry(context.graph()) !== 'vertex') return false; // show vertex relations if any
+             if (isRouteMaster) {
+               newTags.route_master = newTags.route;
+               delete newTags.route;
+             } // Special `branch` splitting rules - IF..
+             // - NSI is suggesting to replace `name`, AND
+             // - `branch` doesn't already contain something, AND
+             // - original name has not moved to an alternate name (e.g. "Dunkin' Donuts" -> "Dunkin'"), AND
+             // - original name is "some name" + "some stuff", THEN
+             // consider splitting `name` into `name`/`branch`..
 
-             if (context.graph().parentRelations(entity).length) return false; // show vertex issues if there are any
 
-             if (context.validator().getEntityIssues(entityID).length) return false; // show turn retriction editor for junction vertices
+             var origName = tags.name;
+             var newName = newTags.name;
 
-             if (entity.isHighwayIntersection(context.graph())) return false; // otherwise show preset list for uninteresting vertices
+             if (newName && origName && newName !== origName && !newTags.branch) {
+               var newNames = gatherNames(newTags);
+               var newSet = new Set([].concat(_toConsumableArray(newNames.primary), _toConsumableArray(newNames.alternate)));
+               var isMoved = newSet.has(origName); // another tag holds the original name now
 
-             return true;
-           }
+               if (!isMoved) {
+                 // Test name fragments, longest to shortest, to fit them into a "Name Branch" pattern.
+                 // e.g. "TUI ReiseCenter - Neuss Innenstadt" -> ["TUI", "ReiseCenter", "Neuss", "Innenstadt"]
+                 var nameParts = origName.split(/[\s\-\/,.]/);
 
-           if (shouldDefaultToPresetList()) {
-             wrap.style('right', '-100%');
-             editorPane.classed('hide', true);
-             presetPane.classed('hide', false).call(presetList);
-           } else {
-             wrap.style('right', '0%');
-             presetPane.classed('hide', true);
-             editorPane.classed('hide', false).call(entityEditor);
-           }
+                 for (var split = nameParts.length; split > 0; split--) {
+                   var name = nameParts.slice(0, split).join(' '); // e.g. "TUI ReiseCenter"
 
-           var footer = selection.selectAll('.footer').data([0]);
-           footer = footer.enter().append('div').attr('class', 'footer').merge(footer);
-           footer.call(uiViewOnOSM(context).what(context.hasEntity(_entityIDs.length === 1 && _entityIDs[0])));
-         }
+                   var branch = nameParts.slice(split).join(' '); // e.g. "Neuss Innenstadt"
 
-         inspector.showList = function (presets) {
-           presetPane.classed('hide', false);
-           wrap.transition().styleTween('right', function () {
-             return interpolate('0%', '-100%');
-           }).on('end', function () {
-             editorPane.classed('hide', true);
-           });
+                   var nameHits = _nsi.matcher.match(k, v, name, loc);
 
-           if (presets) {
-             presetList.presets(presets);
-           }
+                   if (!nameHits || !nameHits.length) continue; // no match, try next name fragment
 
-           presetPane.call(presetList.autofocus(true));
-         };
+                   if (nameHits.some(function (hit) {
+                     return hit.itemID === itemID;
+                   })) {
+                     // matched the name fragment to the same itemID above
+                     if (branch) {
+                       if (notBranches.test(branch)) {
+                         // "branch" was detected but is noise ("factory outlet", etc)
+                         newTags.name = origName; // Leave `name` alone, this part of the name may be significant..
+                       } else {
+                         var branchHits = _nsi.matcher.match(k, v, branch, loc);
+
+                         if (branchHits && branchHits.length) {
+                           // if "branch" matched something else in NSI..
+                           if (branchHits[0].match === 'primary' || branchHits[0].match === 'alternate') {
+                             // if another brand! (e.g. "KFC - Taco Bell"?)
+                             return {
+                               v: null
+                             }; //   bail out - can't suggest tags in this case
+                           } // else a generic (e.g. "gas", "cafe") - ignore
 
-         inspector.setPreset = function (preset) {
-           // upon setting multipolygon, go to the area preset list instead of the editor
-           if (preset && preset.id === 'type/multipolygon') {
-             presetPane.call(presetList.autofocus(true));
-           } else {
-             editorPane.classed('hide', false);
-             wrap.transition().styleTween('right', function () {
-               return interpolate('-100%', '0%');
-             }).on('end', function () {
-               presetPane.classed('hide', true);
-             });
+                         } else {
+                           // "branch" is not noise and not something in NSI
+                           newTags.branch = branch; // Stick it in the `branch` tag..
+                         }
+                       }
+                     }
 
-             if (preset) {
-               entityEditor.presets([preset]);
+                     break;
+                   }
+                 }
+               }
              }
 
-             editorPane.call(entityEditor);
-           }
-         };
+             return {
+               v: {
+                 newTags: newTags,
+                 matched: item
+               }
+             };
+           }();
 
-         inspector.state = function (val) {
-           if (!arguments.length) return _state;
-           _state = val;
-           entityEditor.state(_state); // remove any old field help overlay that might have gotten attached to the inspector
+           if (_typeof(_ret) === "object") return _ret.v;
+         }
 
-           context.container().selectAll('.field-help-body').remove();
-           return inspector;
-         };
+         return changed ? {
+           newTags: newTags,
+           matched: null
+         } : null;
+       } // `_isGenericName()`
+       // Is the `name` tag generic?
+       //
+       // Arguments
+       //   `tags`: `Object` containing the feature's OSM tags
+       // Returns
+       //   `true` if it is generic, `false` if not
+       //
 
-         inspector.entityIDs = function (val) {
-           if (!arguments.length) return _entityIDs;
-           _entityIDs = val;
-           return inspector;
-         };
 
-         inspector.newFeature = function (val) {
-           if (!arguments.length) return _newFeature;
-           _newFeature = val;
-           return inspector;
-         };
+       function _isGenericName(tags) {
+         var n = tags.name;
+         if (!n) return false; // tryNames just contains the `name` tag value and nothing else
 
-         return inspector;
-       }
+         var tryNames = {
+           primary: new Set([n]),
+           alternate: new Set()
+         }; // Gather key/value tag pairs to try to match
 
-       function uiSidebar(context) {
-         var inspector = uiInspector(context);
-         var dataEditor = uiDataEditor(context);
-         var noteEditor = uiNoteEditor(context);
-         var improveOsmEditor = uiImproveOsmEditor(context);
-         var keepRightEditor = uiKeepRightEditor(context);
-         var osmoseEditor = uiOsmoseEditor(context);
+         var tryKVs = gatherKVs(tags);
+         if (!tryKVs.primary.size && !tryKVs.alternate.size) return false; // Order the [key,value,name] tuples - test primary before alternate
 
-         var _current;
+         var tuples = gatherTuples(tryKVs, tryNames);
 
-         var _wasData = false;
-         var _wasNote = false;
-         var _wasQaItem = false; // use pointer events on supported platforms; fallback to mouse events
+         for (var i = 0; i < tuples.length; i++) {
+           var tuple = tuples[i];
 
-         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
+           var hits = _nsi.matcher.match(tuple.k, tuple.v, tuple.n); // Attempt to match an item in NSI
+           // If we get a `excludeGeneric` hit, this is a generic name.
 
-         function sidebar(selection) {
-           var container = context.container();
-           var minWidth = 240;
-           var sidebarWidth;
-           var containerWidth;
-           var dragOffset; // Set the initial width constraints
 
-           selection.style('min-width', minWidth + 'px').style('max-width', '400px').style('width', '33.3333%');
-           var resizer = selection.append('div').attr('class', 'sidebar-resizer').on(_pointerPrefix + 'down.sidebar-resizer', pointerdown);
-           var downPointerId, lastClientX, containerLocGetter;
+           if (hits && hits.length && hits[0].match === 'excludeGeneric') return true;
+         }
 
-           function pointerdown(d3_event) {
-             if (downPointerId) return;
-             if ('button' in d3_event && d3_event.button !== 0) return;
-             downPointerId = d3_event.pointerId || 'mouse';
-             lastClientX = d3_event.clientX;
-             containerLocGetter = utilFastMouse(container.node()); // offset from edge of sidebar-resizer
+         return false;
+       } // PUBLIC INTERFACE
 
-             dragOffset = utilFastMouse(resizer.node())(d3_event)[0] - 1;
-             sidebarWidth = selection.node().getBoundingClientRect().width;
-             containerWidth = container.node().getBoundingClientRect().width;
-             var widthPct = sidebarWidth / containerWidth * 100;
-             selection.style('width', widthPct + '%') // lock in current width
-             .style('max-width', '85%'); // but allow larger widths
 
-             resizer.classed('dragging', true);
-             select(window).on('touchmove.sidebar-resizer', function (d3_event) {
-               // disable page scrolling while resizing on touch input
-               d3_event.preventDefault();
-             }, {
-               passive: false
-             }).on(_pointerPrefix + 'move.sidebar-resizer', pointermove).on(_pointerPrefix + 'up.sidebar-resizer pointercancel.sidebar-resizer', pointerup);
+       var serviceNsi = {
+         // `init()`
+         // On init, start preparing the name-suggestion-index
+         //
+         init: function init() {
+           // Note: service.init is called immediately after the presetManager has started loading its data.
+           // We expect to chain onto an unfulfilled promise here.
+           setNsiSources();
+           _mainPresetIndex.ensureLoaded().then(function () {
+             return loadNsiPresets();
+           }).then(function () {
+             return delay(100);
+           }) // wait briefly for locationSets to enter the locationManager queue
+           .then(function () {
+             return _mainLocations.mergeLocationSets([]);
+           }) // wait for locationSets to resolve
+           .then(function () {
+             return loadNsiData();
+           }).then(function () {
+             return _nsiStatus = 'ok';
+           })["catch"](function () {
+             return _nsiStatus = 'failed';
+           });
+
+           function delay(msec) {
+             return new Promise(function (resolve) {
+               window.setTimeout(resolve, msec);
+             });
            }
+         },
+         // `reset()`
+         // Reset is called when user saves data to OSM (does nothing here)
+         //
+         reset: function reset() {},
+         // `status()`
+         // To let other code know how it's going...
+         //
+         // Returns
+         //   `String`: 'loading', 'ok', 'failed'
+         //
+         status: function status() {
+           return _nsiStatus;
+         },
+         // `isGenericName()`
+         // Is the `name` tag generic?
+         //
+         // Arguments
+         //   `tags`: `Object` containing the feature's OSM tags
+         // Returns
+         //   `true` if it is generic, `false` if not
+         //
+         isGenericName: function isGenericName(tags) {
+           return _isGenericName(tags);
+         },
+         // `upgradeTags()`
+         // Suggest tag upgrades.
+         // This function will not modify the input tags, it makes a copy.
+         //
+         // Arguments
+         //   `tags`: `Object` containing the feature's OSM tags
+         //   `loc`: Location where this feature exists, as a [lon, lat]
+         // Returns
+         //   `Object` containing the result, or `null` if no changes needed:
+         //   {
+         //     'newTags': `Object` - The tags the the feature should have
+         //     'matched': `Object` - The matched item
+         //   }
+         //
+         upgradeTags: function upgradeTags(tags, loc) {
+           return _upgradeTags(tags, loc);
+         },
+         // `cache()`
+         // Direct access to the NSI cache, useful for testing or breaking things
+         //
+         // Returns
+         //   `Object`: the internal NSI cache
+         //
+         cache: function cache() {
+           return _nsi;
+         }
+       };
 
-           function pointermove(d3_event) {
-             if (downPointerId !== (d3_event.pointerId || 'mouse')) return;
-             d3_event.preventDefault();
-             var dx = d3_event.clientX - lastClientX;
-             lastClientX = d3_event.clientX;
-             var isRTL = _mainLocalizer.textDirection() === 'rtl';
-             var scaleX = isRTL ? 0 : 1;
-             var xMarginProperty = isRTL ? 'margin-right' : 'margin-left';
-             var x = containerLocGetter(d3_event)[0] - dragOffset;
-             sidebarWidth = isRTL ? containerWidth - x : x;
-             var isCollapsed = selection.classed('collapsed');
-             var shouldCollapse = sidebarWidth < minWidth;
-             selection.classed('collapsed', shouldCollapse);
+       var apibase$1 = 'https://kartaview.org';
+       var maxResults$1 = 1000;
+       var tileZoom$1 = 14;
+       var tiler$3 = utilTiler().zoomExtent([tileZoom$1, tileZoom$1]).skipNullIsland(true);
+       var dispatch$3 = dispatch$8('loadedImages');
+       var imgZoom = d3_zoom().extent([[0, 0], [320, 240]]).translateExtent([[0, 0], [320, 240]]).scaleExtent([1, 15]);
 
-             if (shouldCollapse) {
-               if (!isCollapsed) {
-                 selection.style(xMarginProperty, '-400px').style('width', '400px');
-                 context.ui().onResize([(sidebarWidth - dx) * scaleX, 0]);
-               }
-             } else {
-               var widthPct = sidebarWidth / containerWidth * 100;
-               selection.style(xMarginProperty, null).style('width', widthPct + '%');
+       var _oscCache;
 
-               if (isCollapsed) {
-                 context.ui().onResize([-sidebarWidth * scaleX, 0]);
-               } else {
-                 context.ui().onResize([-dx * scaleX, 0]);
-               }
-             }
+       var _oscSelectedImage;
+
+       var _loadViewerPromise$1;
+
+       function abortRequest$3(controller) {
+         controller.abort();
+       }
+
+       function maxPageAtZoom(z) {
+         if (z < 15) return 2;
+         if (z === 15) return 5;
+         if (z === 16) return 10;
+         if (z === 17) return 20;
+         if (z === 18) return 40;
+         if (z > 18) return 80;
+       }
+
+       function loadTiles$1(which, url, projection) {
+         var currZoom = Math.floor(geoScaleToZoom(projection.scale()));
+         var tiles = tiler$3.getTiles(projection); // abort inflight requests that are no longer needed
+
+         var cache = _oscCache[which];
+         Object.keys(cache.inflight).forEach(function (k) {
+           var wanted = tiles.find(function (tile) {
+             return k.indexOf(tile.id + ',') === 0;
+           });
+
+           if (!wanted) {
+             abortRequest$3(cache.inflight[k]);
+             delete cache.inflight[k];
+           }
+         });
+         tiles.forEach(function (tile) {
+           loadNextTilePage$1(which, currZoom, url, tile);
+         });
+       }
+
+       function loadNextTilePage$1(which, currZoom, url, tile) {
+         var cache = _oscCache[which];
+         var bbox = tile.extent.bbox();
+         var maxPages = maxPageAtZoom(currZoom);
+         var nextPage = cache.nextPage[tile.id] || 1;
+         var params = utilQsString({
+           ipp: maxResults$1,
+           page: nextPage,
+           // client_id: clientId,
+           bbTopLeft: [bbox.maxY, bbox.minX].join(','),
+           bbBottomRight: [bbox.minY, bbox.maxX].join(',')
+         }, true);
+         if (nextPage > maxPages) return;
+         var id = tile.id + ',' + String(nextPage);
+         if (cache.loaded[id] || cache.inflight[id]) return;
+         var controller = new AbortController();
+         cache.inflight[id] = controller;
+         var options = {
+           method: 'POST',
+           signal: controller.signal,
+           body: params,
+           headers: {
+             'Content-Type': 'application/x-www-form-urlencoded'
            }
+         };
+         d3_json(url, options).then(function (data) {
+           cache.loaded[id] = true;
+           delete cache.inflight[id];
 
-           function pointerup(d3_event) {
-             if (downPointerId !== (d3_event.pointerId || 'mouse')) return;
-             downPointerId = null;
-             resizer.classed('dragging', false);
-             select(window).on('touchmove.sidebar-resizer', null).on(_pointerPrefix + 'move.sidebar-resizer', null).on(_pointerPrefix + 'up.sidebar-resizer pointercancel.sidebar-resizer', null);
+           if (!data || !data.currentPageItems || !data.currentPageItems.length) {
+             throw new Error('No Data');
            }
 
-           var featureListWrap = selection.append('div').attr('class', 'feature-list-pane').call(uiFeatureList(context));
-           var inspectorWrap = selection.append('div').attr('class', 'inspector-hidden inspector-wrap');
+           var features = data.currentPageItems.map(function (item) {
+             var loc = [+item.lng, +item.lat];
+             var d;
 
-           var hoverModeSelect = function hoverModeSelect(targets) {
-             context.container().selectAll('.feature-list-item button').classed('hover', false);
+             if (which === 'images') {
+               d = {
+                 loc: loc,
+                 key: item.id,
+                 ca: +item.heading,
+                 captured_at: item.shot_date || item.date_added,
+                 captured_by: item.username,
+                 imagePath: item.lth_name,
+                 sequence_id: item.sequence_id,
+                 sequence_index: +item.sequence_index
+               }; // cache sequence info
 
-             if (context.selectedIDs().length > 1 && targets && targets.length) {
-               var elements = context.container().selectAll('.feature-list-item button').filter(function (node) {
-                 return targets.indexOf(node) !== -1;
-               });
+               var seq = _oscCache.sequences[d.sequence_id];
 
-               if (!elements.empty()) {
-                 elements.classed('hover', true);
+               if (!seq) {
+                 seq = {
+                   rotation: 0,
+                   images: []
+                 };
+                 _oscCache.sequences[d.sequence_id] = seq;
                }
-             }
-           };
-
-           sidebar.hoverModeSelect = throttle(hoverModeSelect, 200);
 
-           function hover(targets) {
-             var datum = targets && targets.length && targets[0];
+               seq.images[d.sequence_index] = d;
+               _oscCache.images.forImageKey[d.key] = d; // cache imageKey -> image
+             }
 
-             if (datum && datum.__featurehash__) {
-               // hovering on data
-               _wasData = true;
-               sidebar.show(dataEditor.datum(datum));
-               selection.selectAll('.sidebar-component').classed('inspector-hover', true);
-             } else if (datum instanceof osmNote) {
-               if (context.mode().id === 'drag-note') return;
-               _wasNote = true;
-               var osm = services.osm;
+             return {
+               minX: loc[0],
+               minY: loc[1],
+               maxX: loc[0],
+               maxY: loc[1],
+               data: d
+             };
+           });
+           cache.rtree.load(features);
 
-               if (osm) {
-                 datum = osm.getNote(datum.id); // marker may contain stale data - get latest
-               }
+           if (data.currentPageItems.length === maxResults$1) {
+             // more pages to load
+             cache.nextPage[tile.id] = nextPage + 1;
+             loadNextTilePage$1(which, currZoom, url, tile);
+           } else {
+             cache.nextPage[tile.id] = Infinity; // no more pages to load
+           }
 
-               sidebar.show(noteEditor.note(datum));
-               selection.selectAll('.sidebar-component').classed('inspector-hover', true);
-             } else if (datum instanceof QAItem) {
-               _wasQaItem = true;
-               var errService = services[datum.service];
+           if (which === 'images') {
+             dispatch$3.call('loadedImages');
+           }
+         })["catch"](function () {
+           cache.loaded[id] = true;
+           delete cache.inflight[id];
+         });
+       } // partition viewport into higher zoom tiles
 
-               if (errService) {
-                 // marker may contain stale data - get latest
-                 datum = errService.getError(datum.id);
-               } // Currently only three possible services
 
+       function partitionViewport$1(projection) {
+         var z = geoScaleToZoom(projection.scale());
+         var z2 = Math.ceil(z * 2) / 2 + 2.5; // round to next 0.5 and add 2.5
 
-               var errEditor;
+         var tiler = utilTiler().zoomExtent([z2, z2]);
+         return tiler.getTiles(projection).map(function (tile) {
+           return tile.extent;
+         });
+       } // no more than `limit` results per partition.
 
-               if (datum.service === 'keepRight') {
-                 errEditor = keepRightEditor;
-               } else if (datum.service === 'osmose') {
-                 errEditor = osmoseEditor;
-               } else {
-                 errEditor = improveOsmEditor;
-               }
 
-               context.container().selectAll('.qaItem.' + datum.service).classed('hover', function (d) {
-                 return d.id === datum.id;
-               });
-               sidebar.show(errEditor.error(datum));
-               selection.selectAll('.sidebar-component').classed('inspector-hover', true);
-             } else if (!_current && datum instanceof osmEntity) {
-               featureListWrap.classed('inspector-hidden', true);
-               inspectorWrap.classed('inspector-hidden', false).classed('inspector-hover', true);
+       function searchLimited$1(limit, projection, rtree) {
+         limit = limit || 5;
+         return partitionViewport$1(projection).reduce(function (result, extent) {
+           var found = rtree.search(extent.bbox()).slice(0, limit).map(function (d) {
+             return d.data;
+           });
+           return found.length ? result.concat(found) : result;
+         }, []);
+       }
 
-               if (!inspector.entityIDs() || !utilArrayIdentical(inspector.entityIDs(), [datum.id]) || inspector.state() !== 'hover') {
-                 inspector.state('hover').entityIDs([datum.id]).newFeature(false);
-                 inspectorWrap.call(inspector);
-               }
-             } else if (!_current) {
-               featureListWrap.classed('inspector-hidden', false);
-               inspectorWrap.classed('inspector-hidden', true);
-               inspector.state('hide');
-             } else if (_wasData || _wasNote || _wasQaItem) {
-               _wasNote = false;
-               _wasData = false;
-               _wasQaItem = false;
-               context.container().selectAll('.note').classed('hover', false);
-               context.container().selectAll('.qaItem').classed('hover', false);
-               sidebar.hide();
-             }
+       var serviceKartaview = {
+         init: function init() {
+           if (!_oscCache) {
+             this.reset();
            }
 
-           sidebar.hover = throttle(hover, 200);
+           this.event = utilRebind(this, dispatch$3, 'on');
+         },
+         reset: function reset() {
+           if (_oscCache) {
+             Object.values(_oscCache.images.inflight).forEach(abortRequest$3);
+           }
 
-           sidebar.intersects = function (extent) {
-             var rect = selection.node().getBoundingClientRect();
-             return extent.intersects([context.projection.invert([0, rect.height]), context.projection.invert([rect.width, 0])]);
+           _oscCache = {
+             images: {
+               inflight: {},
+               loaded: {},
+               nextPage: {},
+               rtree: new RBush(),
+               forImageKey: {}
+             },
+             sequences: {}
            };
+           _oscSelectedImage = null;
+         },
+         images: function images(projection) {
+           var limit = 5;
+           return searchLimited$1(limit, projection, _oscCache.images.rtree);
+         },
+         sequences: function sequences(projection) {
+           var viewport = projection.clipExtent();
+           var min = [viewport[0][0], viewport[1][1]];
+           var max = [viewport[1][0], viewport[0][1]];
+           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
+           var sequenceKeys = {}; // all sequences for images in viewport
 
-           sidebar.select = function (ids, newFeature) {
-             sidebar.hide();
-
-             if (ids && ids.length) {
-               var entity = ids.length === 1 && context.entity(ids[0]);
+           _oscCache.images.rtree.search(bbox).forEach(function (d) {
+             sequenceKeys[d.data.sequence_id] = true;
+           }); // make linestrings from those sequences
 
-               if (entity && newFeature && selection.classed('collapsed')) {
-                 // uncollapse the sidebar
-                 var extent = entity.extent(context.graph());
-                 sidebar.expand(sidebar.intersects(extent));
-               }
 
-               featureListWrap.classed('inspector-hidden', true);
-               inspectorWrap.classed('inspector-hidden', false).classed('inspector-hover', false); // reload the UI even if the ids are the same since the entities
-               // themselves may have changed
+           var lineStrings = [];
+           Object.keys(sequenceKeys).forEach(function (sequenceKey) {
+             var seq = _oscCache.sequences[sequenceKey];
+             var images = seq && seq.images;
 
-               inspector.state('select').entityIDs(ids).newFeature(newFeature);
-               inspectorWrap.call(inspector);
-             } else {
-               inspector.state('hide');
+             if (images) {
+               lineStrings.push({
+                 type: 'LineString',
+                 coordinates: images.map(function (d) {
+                   return d.loc;
+                 }).filter(Boolean),
+                 properties: {
+                   captured_at: images[0] ? images[0].captured_at : null,
+                   captured_by: images[0] ? images[0].captured_by : null,
+                   key: sequenceKey
+                 }
+               });
              }
-           };
+           });
+           return lineStrings;
+         },
+         cachedImage: function cachedImage(imageKey) {
+           return _oscCache.images.forImageKey[imageKey];
+         },
+         loadImages: function loadImages(projection) {
+           var url = apibase$1 + '/1.0/list/nearby-photos/';
+           loadTiles$1('images', url, projection);
+         },
+         ensureViewerLoaded: function ensureViewerLoaded(context) {
+           if (_loadViewerPromise$1) return _loadViewerPromise$1; // add kartaview-wrapper
 
-           sidebar.showPresetList = function () {
-             inspector.showList();
-           };
+           var wrap = context.container().select('.photoviewer').selectAll('.kartaview-wrapper').data([0]);
+           var that = this;
+           var wrapEnter = wrap.enter().append('div').attr('class', 'photo-wrapper kartaview-wrapper').classed('hide', true).call(imgZoom.on('zoom', zoomPan)).on('dblclick.zoom', null);
+           wrapEnter.append('div').attr('class', 'photo-attribution fillD');
+           var controlsEnter = wrapEnter.append('div').attr('class', 'photo-controls-wrap').append('div').attr('class', 'photo-controls');
+           controlsEnter.append('button').on('click.back', step(-1)).text('◄');
+           controlsEnter.append('button').on('click.rotate-ccw', rotate(-90)).text('⤿');
+           controlsEnter.append('button').on('click.rotate-cw', rotate(90)).text('⤾');
+           controlsEnter.append('button').on('click.forward', step(1)).text('►');
+           wrapEnter.append('div').attr('class', 'kartaview-image-wrap'); // Register viewer resize handler
 
-           sidebar.show = function (component, element) {
-             featureListWrap.classed('inspector-hidden', true);
-             inspectorWrap.classed('inspector-hidden', true);
-             if (_current) _current.remove();
-             _current = selection.append('div').attr('class', 'sidebar-component').call(component, element);
-           };
+           context.ui().photoviewer.on('resize.kartaview', function (dimensions) {
+             imgZoom = d3_zoom().extent([[0, 0], dimensions]).translateExtent([[0, 0], dimensions]).scaleExtent([1, 15]).on('zoom', zoomPan);
+           });
 
-           sidebar.hide = function () {
-             featureListWrap.classed('inspector-hidden', false);
-             inspectorWrap.classed('inspector-hidden', true);
-             if (_current) _current.remove();
-             _current = null;
-           };
+           function zoomPan(d3_event) {
+             var t = d3_event.transform;
+             context.container().select('.photoviewer .kartaview-image-wrap').call(utilSetTransform, t.x, t.y, t.k);
+           }
 
-           sidebar.expand = function (moveMap) {
-             if (selection.classed('collapsed')) {
-               sidebar.toggle(moveMap);
-             }
-           };
+           function rotate(deg) {
+             return function () {
+               if (!_oscSelectedImage) return;
+               var sequenceKey = _oscSelectedImage.sequence_id;
+               var sequence = _oscCache.sequences[sequenceKey];
+               if (!sequence) return;
+               var r = sequence.rotation || 0;
+               r += deg;
+               if (r > 180) r -= 360;
+               if (r < -180) r += 360;
+               sequence.rotation = r;
+               var wrap = context.container().select('.photoviewer .kartaview-wrapper');
+               wrap.transition().duration(100).call(imgZoom.transform, identity$2);
+               wrap.selectAll('.kartaview-image').transition().duration(100).style('transform', 'rotate(' + r + 'deg)');
+             };
+           }
 
-           sidebar.collapse = function (moveMap) {
-             if (!selection.classed('collapsed')) {
-               sidebar.toggle(moveMap);
-             }
-           };
+           function step(stepBy) {
+             return function () {
+               if (!_oscSelectedImage) return;
+               var sequenceKey = _oscSelectedImage.sequence_id;
+               var sequence = _oscCache.sequences[sequenceKey];
+               if (!sequence) return;
+               var nextIndex = _oscSelectedImage.sequence_index + stepBy;
+               var nextImage = sequence.images[nextIndex];
+               if (!nextImage) return;
+               context.map().centerEase(nextImage.loc);
+               that.selectImage(context, nextImage.key);
+             };
+           } // don't need any async loading so resolve immediately
 
-           sidebar.toggle = function (moveMap) {
-             // Don't allow sidebar to toggle when the user is in the walkthrough.
-             if (context.inIntro()) return;
-             var isCollapsed = selection.classed('collapsed');
-             var isCollapsing = !isCollapsed;
-             var isRTL = _mainLocalizer.textDirection() === 'rtl';
-             var scaleX = isRTL ? 0 : 1;
-             var xMarginProperty = isRTL ? 'margin-right' : 'margin-left';
-             sidebarWidth = selection.node().getBoundingClientRect().width; // switch from % to px
 
-             selection.style('width', sidebarWidth + 'px');
-             var startMargin, endMargin, lastMargin;
+           _loadViewerPromise$1 = Promise.resolve();
+           return _loadViewerPromise$1;
+         },
+         showViewer: function showViewer(context) {
+           var viewer = context.container().select('.photoviewer').classed('hide', false);
+           var isHidden = viewer.selectAll('.photo-wrapper.kartaview-wrapper.hide').size();
 
-             if (isCollapsing) {
-               startMargin = lastMargin = 0;
-               endMargin = -sidebarWidth;
-             } else {
-               startMargin = lastMargin = -sidebarWidth;
-               endMargin = 0;
+           if (isHidden) {
+             viewer.selectAll('.photo-wrapper:not(.kartaview-wrapper)').classed('hide', true);
+             viewer.selectAll('.photo-wrapper.kartaview-wrapper').classed('hide', false);
+           }
+
+           return this;
+         },
+         hideViewer: function hideViewer(context) {
+           _oscSelectedImage = null;
+           this.updateUrlImage(null);
+           var viewer = context.container().select('.photoviewer');
+           if (!viewer.empty()) viewer.datum(null);
+           viewer.classed('hide', true).selectAll('.photo-wrapper').classed('hide', true);
+           context.container().selectAll('.viewfield-group, .sequence, .icon-sign').classed('currentView', false);
+           return this.setStyles(context, null, true);
+         },
+         selectImage: function selectImage(context, imageKey) {
+           var d = this.cachedImage(imageKey);
+           _oscSelectedImage = d;
+           this.updateUrlImage(imageKey);
+           var viewer = context.container().select('.photoviewer');
+           if (!viewer.empty()) viewer.datum(d);
+           this.setStyles(context, null, true);
+           context.container().selectAll('.icon-sign').classed('currentView', false);
+           if (!d) return this;
+           var wrap = context.container().select('.photoviewer .kartaview-wrapper');
+           var imageWrap = wrap.selectAll('.kartaview-image-wrap');
+           var attribution = wrap.selectAll('.photo-attribution').text('');
+           wrap.transition().duration(100).call(imgZoom.transform, identity$2);
+           imageWrap.selectAll('.kartaview-image').remove();
+
+           if (d) {
+             var sequence = _oscCache.sequences[d.sequence_id];
+             var r = sequence && sequence.rotation || 0;
+             imageWrap.append('img').attr('class', 'kartaview-image').attr('src', apibase$1 + '/' + d.imagePath).style('transform', 'rotate(' + r + 'deg)');
+
+             if (d.captured_by) {
+               attribution.append('a').attr('class', 'captured_by').attr('target', '_blank').attr('href', 'https://kartaview.org/user/' + encodeURIComponent(d.captured_by)).text('@' + d.captured_by);
+               attribution.append('span').text('|');
              }
 
-             if (!isCollapsing) {
-               // unhide the sidebar's content before it transitions onscreen
-               selection.classed('collapsed', isCollapsing);
+             if (d.captured_at) {
+               attribution.append('span').attr('class', 'captured_at').text(localeDateString(d.captured_at));
+               attribution.append('span').text('|');
              }
 
-             selection.transition().style(xMarginProperty, endMargin + 'px').tween('panner', function () {
-               var i = d3_interpolateNumber(startMargin, endMargin);
-               return function (t) {
-                 var dx = lastMargin - Math.round(i(t));
-                 lastMargin = lastMargin - dx;
-                 context.ui().onResize(moveMap ? undefined : [dx * scaleX, 0]);
-               };
-             }).on('end', function () {
-               if (isCollapsing) {
-                 // hide the sidebar's content after it transitions offscreen
-                 selection.classed('collapsed', isCollapsing);
-               } // switch back from px to %
+             attribution.append('a').attr('class', 'image-link').attr('target', '_blank').attr('href', 'https://kartaview.org/details/' + d.sequence_id + '/' + d.sequence_index).text('kartaview.org');
+           }
 
+           return this;
 
-               if (!isCollapsing) {
-                 var containerWidth = container.node().getBoundingClientRect().width;
-                 var widthPct = sidebarWidth / containerWidth * 100;
-                 selection.style(xMarginProperty, null).style('width', widthPct + '%');
-               }
-             });
-           }; // toggle the sidebar collapse when double-clicking the resizer
+           function localeDateString(s) {
+             if (!s) return null;
+             var options = {
+               day: 'numeric',
+               month: 'short',
+               year: 'numeric'
+             };
+             var d = new Date(s);
+             if (isNaN(d.getTime())) return null;
+             return d.toLocaleDateString(_mainLocalizer.localeCode(), options);
+           }
+         },
+         getSelectedImage: function getSelectedImage() {
+           return _oscSelectedImage;
+         },
+         getSequenceKeyForImage: function getSequenceKeyForImage(d) {
+           return d && d.sequence_id;
+         },
+         // Updates the currently highlighted sequence and selected bubble.
+         // Reset is only necessary when interacting with the viewport because
+         // this implicitly changes the currently selected bubble/sequence
+         setStyles: function setStyles(context, hovered, reset) {
+           if (reset) {
+             // reset all layers
+             context.container().selectAll('.viewfield-group').classed('highlighted', false).classed('hovered', false).classed('currentView', false);
+             context.container().selectAll('.sequence').classed('highlighted', false).classed('currentView', false);
+           }
 
+           var hoveredImageKey = hovered && hovered.key;
+           var hoveredSequenceKey = this.getSequenceKeyForImage(hovered);
+           var hoveredSequence = hoveredSequenceKey && _oscCache.sequences[hoveredSequenceKey];
+           var hoveredImageKeys = hoveredSequence && hoveredSequence.images.map(function (d) {
+             return d.key;
+           }) || [];
+           var viewer = context.container().select('.photoviewer');
+           var selected = viewer.empty() ? undefined : viewer.datum();
+           var selectedImageKey = selected && selected.key;
+           var selectedSequenceKey = this.getSequenceKeyForImage(selected);
+           var selectedSequence = selectedSequenceKey && _oscCache.sequences[selectedSequenceKey];
+           var selectedImageKeys = selectedSequence && selectedSequence.images.map(function (d) {
+             return d.key;
+           }) || []; // highlight sibling viewfields on either the selected or the hovered sequences
 
-           resizer.on('dblclick', function (d3_event) {
-             d3_event.preventDefault();
+           var highlightedImageKeys = utilArrayUnion(hoveredImageKeys, selectedImageKeys);
+           context.container().selectAll('.layer-kartaview .viewfield-group').classed('highlighted', function (d) {
+             return highlightedImageKeys.indexOf(d.key) !== -1;
+           }).classed('hovered', function (d) {
+             return d.key === hoveredImageKey;
+           }).classed('currentView', function (d) {
+             return d.key === selectedImageKey;
+           });
+           context.container().selectAll('.layer-kartaview .sequence').classed('highlighted', function (d) {
+             return d.properties.key === hoveredSequenceKey;
+           }).classed('currentView', function (d) {
+             return d.properties.key === selectedSequenceKey;
+           }); // update viewfields if needed
 
-             if (d3_event.sourceEvent) {
-               d3_event.sourceEvent.preventDefault();
-             }
+           context.container().selectAll('.layer-kartaview .viewfield-group .viewfield').attr('d', viewfieldPath);
 
-             sidebar.toggle();
-           }); // ensure hover sidebar is closed when zooming out beyond editable zoom
+           function viewfieldPath() {
+             var d = this.parentNode.__data__;
 
-           context.map().on('crossEditableZoom.sidebar', function (within) {
-             if (!within && !selection.select('.inspector-hover').empty()) {
-               hover([]);
+             if (d.pano && d.key !== selectedImageKey) {
+               return 'M 8,13 m -10,0 a 10,10 0 1,0 20,0 a 10,10 0 1,0 -20,0';
+             } else {
+               return 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z';
              }
-           });
-         }
-
-         sidebar.showPresetList = function () {};
+           }
 
-         sidebar.hover = function () {};
+           return this;
+         },
+         updateUrlImage: function updateUrlImage(imageKey) {
+           if (!window.mocha) {
+             var hash = utilStringQs(window.location.hash);
 
-         sidebar.hover.cancel = function () {};
+             if (imageKey) {
+               hash.photo = 'kartaview/' + imageKey;
+             } else {
+               delete hash.photo;
+             }
 
-         sidebar.intersects = function () {};
+             window.location.replace('#' + utilQsString(hash, true));
+           }
+         },
+         cache: function cache() {
+           return _oscCache;
+         }
+       };
 
-         sidebar.select = function () {};
+       var hashes$1 = {exports: {}};
 
-         sidebar.show = function () {};
+       (function (module, exports) {
+         (function () {
+           var Hashes;
 
-         sidebar.hide = function () {};
+           function utf8Encode(str) {
+             var x,
+                 y,
+                 output = '',
+                 i = -1,
+                 l;
 
-         sidebar.expand = function () {};
+             if (str && str.length) {
+               l = str.length;
 
-         sidebar.collapse = function () {};
+               while ((i += 1) < l) {
+                 /* Decode utf-16 surrogate pairs */
+                 x = str.charCodeAt(i);
+                 y = i + 1 < l ? str.charCodeAt(i + 1) : 0;
 
-         sidebar.toggle = function () {};
+                 if (0xD800 <= x && x <= 0xDBFF && 0xDC00 <= y && y <= 0xDFFF) {
+                   x = 0x10000 + ((x & 0x03FF) << 10) + (y & 0x03FF);
+                   i += 1;
+                 }
+                 /* Encode output as utf-8 */
 
-         return sidebar;
-       }
 
-       function uiSourceSwitch(context) {
-         var keys;
+                 if (x <= 0x7F) {
+                   output += String.fromCharCode(x);
+                 } else if (x <= 0x7FF) {
+                   output += String.fromCharCode(0xC0 | x >>> 6 & 0x1F, 0x80 | x & 0x3F);
+                 } else if (x <= 0xFFFF) {
+                   output += String.fromCharCode(0xE0 | x >>> 12 & 0x0F, 0x80 | x >>> 6 & 0x3F, 0x80 | x & 0x3F);
+                 } else if (x <= 0x1FFFFF) {
+                   output += String.fromCharCode(0xF0 | x >>> 18 & 0x07, 0x80 | x >>> 12 & 0x3F, 0x80 | x >>> 6 & 0x3F, 0x80 | x & 0x3F);
+                 }
+               }
+             }
 
-         function click(d3_event) {
-           d3_event.preventDefault();
-           var osm = context.connection();
-           if (!osm) return;
-           if (context.inIntro()) return;
-           if (context.history().hasChanges() && !window.confirm(_t('source_switch.lose_changes'))) return;
-           var isLive = select(this).classed('live');
-           isLive = !isLive;
-           context.enter(modeBrowse(context));
-           context.history().clearSaved(); // remove saved history
+             return output;
+           }
 
-           context.flush(); // remove stored data
+           function utf8Decode(str) {
+             var i,
+                 ac,
+                 c1,
+                 c2,
+                 c3,
+                 arr = [],
+                 l;
+             i = ac = c1 = c2 = c3 = 0;
 
-           select(this).html(isLive ? _t.html('source_switch.live') : _t.html('source_switch.dev')).classed('live', isLive).classed('chip', isLive);
-           osm["switch"](isLive ? keys[0] : keys[1]); // switch connection (warning: dispatches 'change' event)
-         }
+             if (str && str.length) {
+               l = str.length;
+               str += '';
 
-         var sourceSwitch = function sourceSwitch(selection) {
-           selection.append('a').attr('href', '#').html(_t.html('source_switch.live')).attr('class', 'live chip').on('click', click);
-         };
+               while (i < l) {
+                 c1 = str.charCodeAt(i);
+                 ac += 1;
 
-         sourceSwitch.keys = function (_) {
-           if (!arguments.length) return keys;
-           keys = _;
-           return sourceSwitch;
-         };
+                 if (c1 < 128) {
+                   arr[ac] = String.fromCharCode(c1);
+                   i += 1;
+                 } else if (c1 > 191 && c1 < 224) {
+                   c2 = str.charCodeAt(i + 1);
+                   arr[ac] = String.fromCharCode((c1 & 31) << 6 | c2 & 63);
+                   i += 2;
+                 } else {
+                   c2 = str.charCodeAt(i + 1);
+                   c3 = str.charCodeAt(i + 2);
+                   arr[ac] = String.fromCharCode((c1 & 15) << 12 | (c2 & 63) << 6 | c3 & 63);
+                   i += 3;
+                 }
+               }
+             }
 
-         return sourceSwitch;
-       }
+             return arr.join('');
+           }
+           /**
+            * Add integers, wrapping at 2^32. This uses 16-bit operations internally
+            * to work around bugs in some JS interpreters.
+            */
 
-       function uiSpinner(context) {
-         var osm = context.connection();
-         return function (selection) {
-           var img = selection.append('img').attr('src', context.imagePath('loader-black.gif')).style('opacity', 0);
 
-           if (osm) {
-             osm.on('loading.spinner', function () {
-               img.transition().style('opacity', 1);
-             }).on('loaded.spinner', function () {
-               img.transition().style('opacity', 0);
-             });
+           function safe_add(x, y) {
+             var lsw = (x & 0xFFFF) + (y & 0xFFFF),
+                 msw = (x >> 16) + (y >> 16) + (lsw >> 16);
+             return msw << 16 | lsw & 0xFFFF;
            }
-         };
-       }
-
-       function uiSplash(context) {
-         return function (selection) {
-           // Exception - if there are restorable changes, skip this splash screen.
-           // This is because we currently only support one `uiModal` at a time
-           //  and we need to show them `uiRestore`` instead of this one.
-           if (context.history().hasRestorableChanges()) return; // If user has not seen this version of the privacy policy, show the splash again.
+           /**
+            * Bitwise rotate a 32-bit number to the left.
+            */
 
-           var updateMessage = '';
-           var sawPrivacyVersion = corePreferences('sawPrivacyVersion');
-           var showSplash = !corePreferences('sawSplash');
 
-           if (sawPrivacyVersion !== context.privacyVersion) {
-             updateMessage = _t('splash.privacy_update');
-             showSplash = true;
+           function bit_rol(num, cnt) {
+             return num << cnt | num >>> 32 - cnt;
            }
+           /**
+            * Convert a raw string to a hex string
+            */
 
-           if (!showSplash) return;
-           corePreferences('sawSplash', true);
-           corePreferences('sawPrivacyVersion', context.privacyVersion); // fetch intro graph data now, while user is looking at the splash screen
-
-           _mainFileFetcher.get('intro_graph');
-           var modalSelection = uiModal(selection);
-           modalSelection.select('.modal').attr('class', 'modal-splash modal');
-           var introModal = modalSelection.select('.content').append('div').attr('class', 'fillL');
-           introModal.append('div').attr('class', 'modal-section').append('h3').html(_t.html('splash.welcome'));
-           var modalSection = introModal.append('div').attr('class', 'modal-section');
-           modalSection.append('p').html(_t.html('splash.text', {
-             version: context.version,
-             website: '<a target="_blank" href="http://ideditor.blog/">ideditor.blog</a>',
-             github: '<a target="_blank" href="https://github.com/openstreetmap/iD">github.com</a>'
-           }));
-           modalSection.append('p').html(_t.html('splash.privacy', {
-             updateMessage: updateMessage,
-             privacyLink: '<a target="_blank" href="https://github.com/openstreetmap/iD/blob/release/PRIVACY.md">' + _t('splash.privacy_policy') + '</a>'
-           }));
-           var buttonWrap = introModal.append('div').attr('class', 'modal-actions');
-           var walkthrough = buttonWrap.append('button').attr('class', 'walkthrough').on('click', function () {
-             context.container().call(uiIntro(context));
-             modalSelection.close();
-           });
-           walkthrough.append('svg').attr('class', 'logo logo-walkthrough').append('use').attr('xlink:href', '#iD-logo-walkthrough');
-           walkthrough.append('div').html(_t.html('splash.walkthrough'));
-           var startEditing = buttonWrap.append('button').attr('class', 'start-editing').on('click', modalSelection.close);
-           startEditing.append('svg').attr('class', 'logo logo-features').append('use').attr('xlink:href', '#iD-logo-features');
-           startEditing.append('div').html(_t.html('splash.start'));
-           modalSelection.select('button.close').attr('class', 'hide');
-         };
-       }
 
-       function uiStatus(context) {
-         var osm = context.connection();
-         return function (selection) {
-           if (!osm) return;
+           function rstr2hex(input, hexcase) {
+             var hex_tab = hexcase ? '0123456789ABCDEF' : '0123456789abcdef',
+                 output = '',
+                 x,
+                 i = 0,
+                 l = input.length;
 
-           function update(err, apiStatus) {
-             selection.html('');
+             for (; i < l; i += 1) {
+               x = input.charCodeAt(i);
+               output += hex_tab.charAt(x >>> 4 & 0x0F) + hex_tab.charAt(x & 0x0F);
+             }
 
-             if (err) {
-               if (apiStatus === 'connectionSwitched') {
-                 // if the connection was just switched, we can't rely on
-                 // the status (we're getting the status of the previous api)
-                 return;
-               } else if (apiStatus === 'rateLimited') {
-                 selection.html(_t.html('osm_api_status.message.rateLimit')).append('a').attr('href', '#').attr('class', 'api-status-login').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).append('span').html(_t.html('login')).on('click.login', function (d3_event) {
-                   d3_event.preventDefault();
-                   osm.authenticate();
-                 });
-               } else {
-                 // don't allow retrying too rapidly
-                 var throttledRetry = throttle(function () {
-                   // try loading the visible tiles
-                   context.loadTiles(context.projection); // manually reload the status too in case all visible tiles were already loaded
+             return output;
+           }
+           /**
+            * Convert an array of big-endian words to a string
+            */
 
-                   osm.reloadApiStatus();
-                 }, 2000); // eslint-disable-next-line no-warning-comments
-                 // TODO: nice messages for different error types
 
+           function binb2rstr(input) {
+             var i,
+                 l = input.length * 32,
+                 output = '';
 
-                 selection.html(_t.html('osm_api_status.message.error') + ' ').append('a').attr('href', '#') // let the user manually retry their connection directly
-                 .html(_t.html('osm_api_status.retry')).on('click.retry', function (d3_event) {
-                   d3_event.preventDefault();
-                   throttledRetry();
-                 });
-               }
-             } else if (apiStatus === 'readonly') {
-               selection.html(_t.html('osm_api_status.message.readonly'));
-             } else if (apiStatus === 'offline') {
-               selection.html(_t.html('osm_api_status.message.offline'));
+             for (i = 0; i < l; i += 8) {
+               output += String.fromCharCode(input[i >> 5] >>> 24 - i % 32 & 0xFF);
              }
 
-             selection.attr('class', 'api-status ' + (err ? 'error' : apiStatus));
+             return output;
            }
+           /**
+            * Convert an array of little-endian words to a string
+            */
 
-           osm.on('apiStatusChange.uiStatus', update); // reload the status periodically regardless of other factors
-
-           window.setInterval(function () {
-             osm.reloadApiStatus();
-           }, 90000); // load the initial status in case no OSM data was loaded yet
 
-           osm.reloadApiStatus();
-         };
-       }
+           function binl2rstr(input) {
+             var i,
+                 l = input.length * 32,
+                 output = '';
 
-       function modeDrawArea(context, wayID, startGraph, button) {
-         var mode = {
-           button: button,
-           id: 'draw-area'
-         };
-         var behavior = behaviorDrawWay(context, wayID, mode, startGraph).on('rejectedSelfIntersection.modeDrawArea', function () {
-           context.ui().flash.iconName('#iD-icon-no').label(_t('self_intersection.error.areas'))();
-         });
-         mode.wayID = wayID;
+             for (i = 0; i < l; i += 8) {
+               output += String.fromCharCode(input[i >> 5] >>> i % 32 & 0xFF);
+             }
 
-         mode.enter = function () {
-           context.install(behavior);
-         };
+             return output;
+           }
+           /**
+            * Convert a raw string to an array of little-endian words
+            * Characters >255 have their high-byte silently ignored.
+            */
 
-         mode.exit = function () {
-           context.uninstall(behavior);
-         };
 
-         mode.selectedIDs = function () {
-           return [wayID];
-         };
+           function rstr2binl(input) {
+             var i,
+                 l = input.length * 8,
+                 output = Array(input.length >> 2),
+                 lo = output.length;
 
-         mode.activeID = function () {
-           return behavior && behavior.activeID() || [];
-         };
+             for (i = 0; i < lo; i += 1) {
+               output[i] = 0;
+             }
 
-         return mode;
-       }
+             for (i = 0; i < l; i += 8) {
+               output[i >> 5] |= (input.charCodeAt(i / 8) & 0xFF) << i % 32;
+             }
 
-       function modeAddArea(context, mode) {
-         mode.id = 'add-area';
-         var behavior = behaviorAddWay(context).on('start', start).on('startFromWay', startFromWay).on('startFromNode', startFromNode);
-         var defaultTags = {
-           area: 'yes'
-         };
-         if (mode.preset) defaultTags = mode.preset.setTags(defaultTags, 'area');
+             return output;
+           }
+           /**
+            * Convert a raw string to an array of big-endian words
+            * Characters >255 have their high-byte silently ignored.
+            */
 
-         function actionClose(wayId) {
-           return function (graph) {
-             return graph.replace(graph.entity(wayId).close());
-           };
-         }
 
-         function start(loc) {
-           var startGraph = context.graph();
-           var node = osmNode({
-             loc: loc
-           });
-           var way = osmWay({
-             tags: defaultTags
-           });
-           context.perform(actionAddEntity(node), actionAddEntity(way), actionAddVertex(way.id, node.id), actionClose(way.id));
-           context.enter(modeDrawArea(context, way.id, startGraph, mode.button));
-         }
+           function rstr2binb(input) {
+             var i,
+                 l = input.length * 8,
+                 output = Array(input.length >> 2),
+                 lo = output.length;
 
-         function startFromWay(loc, edge) {
-           var startGraph = context.graph();
-           var node = osmNode({
-             loc: loc
-           });
-           var way = osmWay({
-             tags: defaultTags
-           });
-           context.perform(actionAddEntity(node), actionAddEntity(way), actionAddVertex(way.id, node.id), actionClose(way.id), actionAddMidpoint({
-             loc: loc,
-             edge: edge
-           }, node));
-           context.enter(modeDrawArea(context, way.id, startGraph, mode.button));
-         }
+             for (i = 0; i < lo; i += 1) {
+               output[i] = 0;
+             }
 
-         function startFromNode(node) {
-           var startGraph = context.graph();
-           var way = osmWay({
-             tags: defaultTags
-           });
-           context.perform(actionAddEntity(way), actionAddVertex(way.id, node.id), actionClose(way.id));
-           context.enter(modeDrawArea(context, way.id, startGraph, mode.button));
-         }
+             for (i = 0; i < l; i += 8) {
+               output[i >> 5] |= (input.charCodeAt(i / 8) & 0xFF) << 24 - i % 32;
+             }
 
-         mode.enter = function () {
-           context.install(behavior);
-         };
+             return output;
+           }
+           /**
+            * Convert a raw string to an arbitrary string encoding
+            */
 
-         mode.exit = function () {
-           context.uninstall(behavior);
-         };
 
-         return mode;
-       }
+           function rstr2any(input, encoding) {
+             var divisor = encoding.length,
+                 remainders = Array(),
+                 i,
+                 q,
+                 x,
+                 ld,
+                 quotient,
+                 dividend,
+                 output,
+                 full_length;
+             /* Convert to an array of 16-bit big-endian values, forming the dividend */
 
-       function modeAddLine(context, mode) {
-         mode.id = 'add-line';
-         var behavior = behaviorAddWay(context).on('start', start).on('startFromWay', startFromWay).on('startFromNode', startFromNode);
-         var defaultTags = {};
-         if (mode.preset) defaultTags = mode.preset.setTags(defaultTags, 'line');
+             dividend = Array(Math.ceil(input.length / 2));
+             ld = dividend.length;
 
-         function start(loc) {
-           var startGraph = context.graph();
-           var node = osmNode({
-             loc: loc
-           });
-           var way = osmWay({
-             tags: defaultTags
-           });
-           context.perform(actionAddEntity(node), actionAddEntity(way), actionAddVertex(way.id, node.id));
-           context.enter(modeDrawLine(context, way.id, startGraph, mode.button));
-         }
+             for (i = 0; i < ld; i += 1) {
+               dividend[i] = input.charCodeAt(i * 2) << 8 | input.charCodeAt(i * 2 + 1);
+             }
+             /**
+              * Repeatedly perform a long division. The binary array forms the dividend,
+              * the length of the encoding is the divisor. Once computed, the quotient
+              * forms the dividend for the next step. We stop when the dividend is zerHashes.
+              * All remainders are stored for later use.
+              */
 
-         function startFromWay(loc, edge) {
-           var startGraph = context.graph();
-           var node = osmNode({
-             loc: loc
-           });
-           var way = osmWay({
-             tags: defaultTags
-           });
-           context.perform(actionAddEntity(node), actionAddEntity(way), actionAddVertex(way.id, node.id), actionAddMidpoint({
-             loc: loc,
-             edge: edge
-           }, node));
-           context.enter(modeDrawLine(context, way.id, startGraph, mode.button));
-         }
 
-         function startFromNode(node) {
-           var startGraph = context.graph();
-           var way = osmWay({
-             tags: defaultTags
-           });
-           context.perform(actionAddEntity(way), actionAddVertex(way.id, node.id));
-           context.enter(modeDrawLine(context, way.id, startGraph, mode.button));
-         }
+             while (dividend.length > 0) {
+               quotient = Array();
+               x = 0;
 
-         mode.enter = function () {
-           context.install(behavior);
-         };
+               for (i = 0; i < dividend.length; i += 1) {
+                 x = (x << 16) + dividend[i];
+                 q = Math.floor(x / divisor);
+                 x -= q * divisor;
 
-         mode.exit = function () {
-           context.uninstall(behavior);
-         };
+                 if (quotient.length > 0 || q > 0) {
+                   quotient[quotient.length] = q;
+                 }
+               }
 
-         return mode;
-       }
+               remainders[remainders.length] = x;
+               dividend = quotient;
+             }
+             /* Convert the remainders to the output string */
 
-       function modeAddPoint(context, mode) {
-         mode.id = 'add-point';
-         var behavior = behaviorDraw(context).on('click', add).on('clickWay', addWay).on('clickNode', addNode).on('cancel', cancel).on('finish', cancel);
-         var defaultTags = {};
-         if (mode.preset) defaultTags = mode.preset.setTags(defaultTags, 'point');
 
-         function add(loc) {
-           var node = osmNode({
-             loc: loc,
-             tags: defaultTags
-           });
-           context.perform(actionAddEntity(node), _t('operations.add.annotation.point'));
-           enterSelectMode(node);
-         }
+             output = '';
 
-         function addWay(loc, edge) {
-           var node = osmNode({
-             tags: defaultTags
-           });
-           context.perform(actionAddMidpoint({
-             loc: loc,
-             edge: edge
-           }, node), _t('operations.add.annotation.vertex'));
-           enterSelectMode(node);
-         }
+             for (i = remainders.length - 1; i >= 0; i--) {
+               output += encoding.charAt(remainders[i]);
+             }
+             /* Append leading zero equivalents */
 
-         function enterSelectMode(node) {
-           context.enter(modeSelect(context, [node.id]).newFeature(true));
-         }
 
-         function addNode(node) {
-           if (Object.keys(defaultTags).length === 0) {
-             enterSelectMode(node);
-             return;
-           }
+             full_length = Math.ceil(input.length * 8 / (Math.log(encoding.length) / Math.log(2)));
 
-           var tags = Object.assign({}, node.tags); // shallow copy
+             for (i = output.length; i < full_length; i += 1) {
+               output = encoding[0] + output;
+             }
 
-           for (var key in defaultTags) {
-             tags[key] = defaultTags[key];
+             return output;
            }
+           /**
+            * Convert a raw string to a base-64 string
+            */
 
-           context.perform(actionChangeTags(node.id, tags), _t('operations.add.annotation.point'));
-           enterSelectMode(node);
-         }
 
-         function cancel() {
-           context.enter(modeBrowse(context));
-         }
+           function rstr2b64(input, b64pad) {
+             var tab = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/',
+                 output = '',
+                 len = input.length,
+                 i,
+                 j,
+                 triplet;
+             b64pad = b64pad || '=';
 
-         mode.enter = function () {
-           context.install(behavior);
-         };
+             for (i = 0; i < len; i += 3) {
+               triplet = input.charCodeAt(i) << 16 | (i + 1 < len ? input.charCodeAt(i + 1) << 8 : 0) | (i + 2 < len ? input.charCodeAt(i + 2) : 0);
 
-         mode.exit = function () {
-           context.uninstall(behavior);
-         };
+               for (j = 0; j < 4; j += 1) {
+                 if (i * 8 + j * 6 > input.length * 8) {
+                   output += b64pad;
+                 } else {
+                   output += tab.charAt(triplet >>> 6 * (3 - j) & 0x3F);
+                 }
+               }
+             }
 
-         return mode;
-       }
+             return output;
+           }
 
-       function modeAddNote(context) {
-         var mode = {
-           id: 'add-note',
-           button: 'note',
-           description: _t.html('modes.add_note.description'),
-           key: _t('modes.add_note.key')
-         };
-         var behavior = behaviorDraw(context).on('click', add).on('cancel', cancel).on('finish', cancel);
+           Hashes = {
+             /**
+              * @property {String} version
+              * @readonly
+              */
+             VERSION: '1.0.6',
 
-         function add(loc) {
-           var osm = services.osm;
-           if (!osm) return;
-           var note = osmNote({
-             loc: loc,
-             status: 'open',
-             comments: []
-           });
-           osm.replaceNote(note); // force a reraw (there is no history change that would otherwise do this)
+             /**
+              * @member Hashes
+              * @class Base64
+              * @constructor
+              */
+             Base64: function Base64() {
+               // private properties
+               var tab = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/',
+                   pad = '=',
+                   // URL encoding support @todo
+               utf8 = true; // by default enable UTF-8 support encoding
+               // public method for encoding
 
-           context.map().pan([0, 0]);
-           context.selectedNoteID(note.id).enter(modeSelectNote(context, note.id).newFeature(true));
-         }
+               this.encode = function (input) {
+                 var i,
+                     j,
+                     triplet,
+                     output = '',
+                     len = input.length;
+                 pad = pad || '=';
+                 input = utf8 ? utf8Encode(input) : input;
 
-         function cancel() {
-           context.enter(modeBrowse(context));
-         }
+                 for (i = 0; i < len; i += 3) {
+                   triplet = input.charCodeAt(i) << 16 | (i + 1 < len ? input.charCodeAt(i + 1) << 8 : 0) | (i + 2 < len ? input.charCodeAt(i + 2) : 0);
+
+                   for (j = 0; j < 4; j += 1) {
+                     if (i * 8 + j * 6 > len * 8) {
+                       output += pad;
+                     } else {
+                       output += tab.charAt(triplet >>> 6 * (3 - j) & 0x3F);
+                     }
+                   }
+                 }
 
-         mode.enter = function () {
-           context.install(behavior);
-         };
+                 return output;
+               }; // public method for decoding
 
-         mode.exit = function () {
-           context.uninstall(behavior);
-         };
 
-         return mode;
-       }
+               this.decode = function (input) {
+                 // var b64 = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
+                 var i,
+                     o1,
+                     o2,
+                     o3,
+                     h1,
+                     h2,
+                     h3,
+                     h4,
+                     bits,
+                     ac,
+                     dec = '',
+                     arr = [];
 
-       function uiConflicts(context) {
-         var dispatch$1 = dispatch('cancel', 'save');
-         var keybinding = utilKeybinding('conflicts');
+                 if (!input) {
+                   return input;
+                 }
 
-         var _origChanges;
+                 i = ac = 0;
+                 input = input.replace(new RegExp('\\' + pad, 'gi'), ''); // use '='
+                 //input += '';
 
-         var _conflictList;
+                 do {
+                   // unpack four hexets into three octets using index points in b64
+                   h1 = tab.indexOf(input.charAt(i += 1));
+                   h2 = tab.indexOf(input.charAt(i += 1));
+                   h3 = tab.indexOf(input.charAt(i += 1));
+                   h4 = tab.indexOf(input.charAt(i += 1));
+                   bits = h1 << 18 | h2 << 12 | h3 << 6 | h4;
+                   o1 = bits >> 16 & 0xff;
+                   o2 = bits >> 8 & 0xff;
+                   o3 = bits & 0xff;
+                   ac += 1;
 
-         var _shownConflictIndex;
+                   if (h3 === 64) {
+                     arr[ac] = String.fromCharCode(o1);
+                   } else if (h4 === 64) {
+                     arr[ac] = String.fromCharCode(o1, o2);
+                   } else {
+                     arr[ac] = String.fromCharCode(o1, o2, o3);
+                   }
+                 } while (i < input.length);
 
-         function keybindingOn() {
-           select(document).call(keybinding.on('⎋', cancel, true));
-         }
+                 dec = arr.join('');
+                 dec = utf8 ? utf8Decode(dec) : dec;
+                 return dec;
+               }; // set custom pad string
 
-         function keybindingOff() {
-           select(document).call(keybinding.unbind);
-         }
 
-         function tryAgain() {
-           keybindingOff();
-           dispatch$1.call('save');
-         }
+               this.setPad = function (str) {
+                 pad = str || pad;
+                 return this;
+               }; // set custom tab string characters
 
-         function cancel() {
-           keybindingOff();
-           dispatch$1.call('cancel');
-         }
 
-         function conflicts(selection) {
-           keybindingOn();
-           var headerEnter = selection.selectAll('.header').data([0]).enter().append('div').attr('class', 'header fillL');
-           headerEnter.append('button').attr('class', 'fr').on('click', cancel).call(svgIcon('#iD-icon-close'));
-           headerEnter.append('h3').html(_t.html('save.conflict.header'));
-           var bodyEnter = selection.selectAll('.body').data([0]).enter().append('div').attr('class', 'body fillL');
-           var conflictsHelpEnter = bodyEnter.append('div').attr('class', 'conflicts-help').html(_t.html('save.conflict.help')); // Download changes link
+               this.setTab = function (str) {
+                 tab = str || tab;
+                 return this;
+               };
 
-           var detected = utilDetect();
-           var changeset = new osmChangeset();
-           delete changeset.id; // Export without changeset_id
+               this.setUTF8 = function (bool) {
+                 if (typeof bool === 'boolean') {
+                   utf8 = bool;
+                 }
 
-           var data = JXON.stringify(changeset.osmChangeJXON(_origChanges));
-           var blob = new Blob([data], {
-             type: 'text/xml;charset=utf-8;'
-           });
-           var fileName = 'changes.osc';
-           var linkEnter = conflictsHelpEnter.selectAll('.download-changes').append('a').attr('class', 'download-changes');
+                 return this;
+               };
+             },
 
-           if (detected.download) {
-             // All except IE11 and Edge
-             linkEnter // download the data as a file
-             .attr('href', window.URL.createObjectURL(blob)).attr('download', fileName);
-           } else {
-             // IE11 and Edge
-             linkEnter // open data uri in a new tab
-             .attr('target', '_blank').on('click.download', function () {
-               navigator.msSaveBlob(blob, fileName);
-             });
-           }
+             /**
+              * CRC-32 calculation
+              * @member Hashes
+              * @method CRC32
+              * @static
+              * @param {String} str Input String
+              * @return {String}
+              */
+             CRC32: function CRC32(str) {
+               var crc = 0,
+                   x = 0,
+                   y = 0,
+                   table,
+                   i,
+                   iTop;
+               str = utf8Encode(str);
+               table = ['00000000 77073096 EE0E612C 990951BA 076DC419 706AF48F E963A535 9E6495A3 0EDB8832 ', '79DCB8A4 E0D5E91E 97D2D988 09B64C2B 7EB17CBD E7B82D07 90BF1D91 1DB71064 6AB020F2 F3B97148 ', '84BE41DE 1ADAD47D 6DDDE4EB F4D4B551 83D385C7 136C9856 646BA8C0 FD62F97A 8A65C9EC 14015C4F ', '63066CD9 FA0F3D63 8D080DF5 3B6E20C8 4C69105E D56041E4 A2677172 3C03E4D1 4B04D447 D20D85FD ', 'A50AB56B 35B5A8FA 42B2986C DBBBC9D6 ACBCF940 32D86CE3 45DF5C75 DCD60DCF ABD13D59 26D930AC ', '51DE003A C8D75180 BFD06116 21B4F4B5 56B3C423 CFBA9599 B8BDA50F 2802B89E 5F058808 C60CD9B2 ', 'B10BE924 2F6F7C87 58684C11 C1611DAB B6662D3D 76DC4190 01DB7106 98D220BC EFD5102A 71B18589 ', '06B6B51F 9FBFE4A5 E8B8D433 7807C9A2 0F00F934 9609A88E E10E9818 7F6A0DBB 086D3D2D 91646C97 ', 'E6635C01 6B6B51F4 1C6C6162 856530D8 F262004E 6C0695ED 1B01A57B 8208F4C1 F50FC457 65B0D9C6 ', '12B7E950 8BBEB8EA FCB9887C 62DD1DDF 15DA2D49 8CD37CF3 FBD44C65 4DB26158 3AB551CE A3BC0074 ', 'D4BB30E2 4ADFA541 3DD895D7 A4D1C46D D3D6F4FB 4369E96A 346ED9FC AD678846 DA60B8D0 44042D73 ', '33031DE5 AA0A4C5F DD0D7CC9 5005713C 270241AA BE0B1010 C90C2086 5768B525 206F85B3 B966D409 ', 'CE61E49F 5EDEF90E 29D9C998 B0D09822 C7D7A8B4 59B33D17 2EB40D81 B7BD5C3B C0BA6CAD EDB88320 ', '9ABFB3B6 03B6E20C 74B1D29A EAD54739 9DD277AF 04DB2615 73DC1683 E3630B12 94643B84 0D6D6A3E ', '7A6A5AA8 E40ECF0B 9309FF9D 0A00AE27 7D079EB1 F00F9344 8708A3D2 1E01F268 6906C2FE F762575D ', '806567CB 196C3671 6E6B06E7 FED41B76 89D32BE0 10DA7A5A 67DD4ACC F9B9DF6F 8EBEEFF9 17B7BE43 ', '60B08ED5 D6D6A3E8 A1D1937E 38D8C2C4 4FDFF252 D1BB67F1 A6BC5767 3FB506DD 48B2364B D80D2BDA ', 'AF0A1B4C 36034AF6 41047A60 DF60EFC3 A867DF55 316E8EEF 4669BE79 CB61B38C BC66831A 256FD2A0 ', '5268E236 CC0C7795 BB0B4703 220216B9 5505262F C5BA3BBE B2BD0B28 2BB45A92 5CB36A04 C2D7FFA7 ', 'B5D0CF31 2CD99E8B 5BDEAE1D 9B64C2B0 EC63F226 756AA39C 026D930A 9C0906A9 EB0E363F 72076785 ', '05005713 95BF4A82 E2B87A14 7BB12BAE 0CB61B38 92D28E9B E5D5BE0D 7CDCEFB7 0BDBDF21 86D3D2D4 ', 'F1D4E242 68DDB3F8 1FDA836E 81BE16CD F6B9265B 6FB077E1 18B74777 88085AE6 FF0F6A70 66063BCA ', '11010B5C 8F659EFF F862AE69 616BFFD3 166CCF45 A00AE278 D70DD2EE 4E048354 3903B3C2 A7672661 ', 'D06016F7 4969474D 3E6E77DB AED16A4A D9D65ADC 40DF0B66 37D83BF0 A9BCAE53 DEBB9EC5 47B2CF7F ', '30B5FFE9 BDBDF21C CABAC28A 53B39330 24B4A3A6 BAD03605 CDD70693 54DE5729 23D967BF B3667A2E ', 'C4614AB8 5D681B02 2A6F2B94 B40BBE37 C30C8EA1 5A05DF1B 2D02EF8D'].join('');
+               crc = crc ^ -1;
 
-           linkEnter.call(svgIcon('#iD-icon-load', 'inline')).append('span').html(_t.html('save.conflict.download_changes'));
-           bodyEnter.append('div').attr('class', 'conflict-container fillL3').call(showConflict, 0);
-           bodyEnter.append('div').attr('class', 'conflicts-done').attr('opacity', 0).style('display', 'none').html(_t.html('save.conflict.done'));
-           var buttonsEnter = bodyEnter.append('div').attr('class', 'buttons col12 joined conflicts-buttons');
-           buttonsEnter.append('button').attr('disabled', _conflictList.length > 1).attr('class', 'action conflicts-button col6').html(_t.html('save.title')).on('click.try_again', tryAgain);
-           buttonsEnter.append('button').attr('class', 'secondary-action conflicts-button col6').html(_t.html('confirm.cancel')).on('click.cancel', cancel);
-         }
+               for (i = 0, iTop = str.length; i < iTop; i += 1) {
+                 y = (crc ^ str.charCodeAt(i)) & 0xFF;
+                 x = '0x' + table.substr(y * 9, 8);
+                 crc = crc >>> 8 ^ x;
+               } // always return a positive number (that's what >>> 0 does)
 
-         function showConflict(selection, index) {
-           index = utilWrap(index, _conflictList.length);
-           _shownConflictIndex = index;
-           var parent = select(selection.node().parentNode); // enable save button if this is the last conflict being reviewed..
 
-           if (index === _conflictList.length - 1) {
-             window.setTimeout(function () {
-               parent.select('.conflicts-button').attr('disabled', null);
-               parent.select('.conflicts-done').transition().attr('opacity', 1).style('display', 'block');
-             }, 250);
-           }
+               return (crc ^ -1) >>> 0;
+             },
 
-           var conflict = selection.selectAll('.conflict').data([_conflictList[index]]);
-           conflict.exit().remove();
-           var conflictEnter = conflict.enter().append('div').attr('class', 'conflict');
-           conflictEnter.append('h4').attr('class', 'conflict-count').html(_t.html('save.conflict.count', {
-             num: index + 1,
-             total: _conflictList.length
-           }));
-           conflictEnter.append('a').attr('class', 'conflict-description').attr('href', '#').html(function (d) {
-             return d.name;
-           }).on('click', function (d3_event, d) {
-             d3_event.preventDefault();
-             zoomToEntity(d.id);
-           });
-           var details = conflictEnter.append('div').attr('class', 'conflict-detail-container');
-           details.append('ul').attr('class', 'conflict-detail-list').selectAll('li').data(function (d) {
-             return d.details || [];
-           }).enter().append('li').attr('class', 'conflict-detail-item').html(function (d) {
-             return d;
-           });
-           details.append('div').attr('class', 'conflict-choices').call(addChoices);
-           details.append('div').attr('class', 'conflict-nav-buttons joined cf').selectAll('button').data(['previous', 'next']).enter().append('button').html(function (d) {
-             return _t.html('save.conflict.' + d);
-           }).attr('class', 'conflict-nav-button action col6').attr('disabled', function (d, i) {
-             return i === 0 && index === 0 || i === 1 && index === _conflictList.length - 1 || null;
-           }).on('click', function (d3_event, d) {
-             d3_event.preventDefault();
-             var container = parent.selectAll('.conflict-container');
-             var sign = d === 'previous' ? -1 : 1;
-             container.selectAll('.conflict').remove();
-             container.call(showConflict, index + sign);
-           });
-         }
+             /**
+              * @member Hashes
+              * @class MD5
+              * @constructor
+              * @param {Object} [config]
+              *
+              * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
+              * Digest Algorithm, as defined in RFC 1321.
+              * Version 2.2 Copyright (C) Paul Johnston 1999 - 2009
+              * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+              * See <http://pajhome.org.uk/crypt/md5> for more infHashes.
+              */
+             MD5: function MD5(options) {
+               /**
+                * Private config properties. You may need to tweak these to be compatible with
+                * the server-side, but the defaults work in most cases.
+                * See {@link Hashes.MD5#method-setUpperCase} and {@link Hashes.SHA1#method-setUpperCase}
+                */
+               var hexcase = options && typeof options.uppercase === 'boolean' ? options.uppercase : false,
+                   // hexadecimal output case format. false - lowercase; true - uppercase
+               b64pad = options && typeof options.pad === 'string' ? options.pad : '=',
+                   // base-64 pad character. Defaults to '=' for strict RFC compliance
+               utf8 = options && typeof options.utf8 === 'boolean' ? options.utf8 : true; // enable/disable utf8 encoding
+               // privileged (public) methods
 
-         function addChoices(selection) {
-           var choices = selection.append('ul').attr('class', 'layer-list').selectAll('li').data(function (d) {
-             return d.choices || [];
-           }); // enter
+               this.hex = function (s) {
+                 return rstr2hex(rstr(s), hexcase);
+               };
 
-           var choicesEnter = choices.enter().append('li').attr('class', 'layer');
-           var labelEnter = choicesEnter.append('label');
-           labelEnter.append('input').attr('type', 'radio').attr('name', function (d) {
-             return d.id;
-           }).on('change', function (d3_event, d) {
-             var ul = this.parentNode.parentNode.parentNode;
-             ul.__data__.chosen = d.id;
-             choose(d3_event, ul, d);
-           });
-           labelEnter.append('span').html(function (d) {
-             return d.text;
-           }); // update
+               this.b64 = function (s) {
+                 return rstr2b64(rstr(s), b64pad);
+               };
 
-           choicesEnter.merge(choices).each(function (d) {
-             var ul = this.parentNode;
+               this.any = function (s, e) {
+                 return rstr2any(rstr(s), e);
+               };
 
-             if (ul.__data__.chosen === d.id) {
-               choose(null, ul, d);
-             }
-           });
-         }
+               this.raw = function (s) {
+                 return rstr(s);
+               };
 
-         function choose(d3_event, ul, datum) {
-           if (d3_event) d3_event.preventDefault();
-           select(ul).selectAll('li').classed('active', function (d) {
-             return d === datum;
-           }).selectAll('input').property('checked', function (d) {
-             return d === datum;
-           });
-           var extent = geoExtent();
-           var entity;
-           entity = context.graph().hasEntity(datum.id);
-           if (entity) extent._extend(entity.extent(context.graph()));
-           datum.action();
-           entity = context.graph().hasEntity(datum.id);
-           if (entity) extent._extend(entity.extent(context.graph()));
-           zoomToEntity(datum.id, extent);
-         }
+               this.hex_hmac = function (k, d) {
+                 return rstr2hex(rstr_hmac(k, d), hexcase);
+               };
 
-         function zoomToEntity(id, extent) {
-           context.surface().selectAll('.hover').classed('hover', false);
-           var entity = context.graph().hasEntity(id);
+               this.b64_hmac = function (k, d) {
+                 return rstr2b64(rstr_hmac(k, d), b64pad);
+               };
 
-           if (entity) {
-             if (extent) {
-               context.map().trimmedExtent(extent);
-             } else {
-               context.map().zoomToEase(entity);
-             }
+               this.any_hmac = function (k, d, e) {
+                 return rstr2any(rstr_hmac(k, d), e);
+               };
+               /**
+                * Perform a simple self-test to see if the VM is working
+                * @return {String} Hexadecimal hash sample
+                */
 
-             context.surface().selectAll(utilEntityOrMemberSelector([entity.id], context.graph())).classed('hover', true);
-           }
-         } // The conflict list should be an array of objects like:
-         // {
-         //     id: id,
-         //     name: entityName(local),
-         //     details: merge.conflicts(),
-         //     chosen: 1,
-         //     choices: [
-         //         choice(id, keepMine, forceLocal),
-         //         choice(id, keepTheirs, forceRemote)
-         //     ]
-         // }
 
+               this.vm_test = function () {
+                 return hex('abc').toLowerCase() === '900150983cd24fb0d6963f7d28e17f72';
+               };
+               /**
+                * Enable/disable uppercase hexadecimal returned string
+                * @param {Boolean}
+                * @return {Object} this
+                */
 
-         conflicts.conflictList = function (_) {
-           if (!arguments.length) return _conflictList;
-           _conflictList = _;
-           return conflicts;
-         };
 
-         conflicts.origChanges = function (_) {
-           if (!arguments.length) return _origChanges;
-           _origChanges = _;
-           return conflicts;
-         };
+               this.setUpperCase = function (a) {
+                 if (typeof a === 'boolean') {
+                   hexcase = a;
+                 }
 
-         conflicts.shownEntityIds = function () {
-           if (_conflictList && typeof _shownConflictIndex === 'number') {
-             return [_conflictList[_shownConflictIndex].id];
-           }
+                 return this;
+               };
+               /**
+                * Defines a base64 pad string
+                * @param {String} Pad
+                * @return {Object} this
+                */
 
-           return [];
-         };
 
-         return utilRebind(conflicts, dispatch$1, 'on');
-       }
+               this.setPad = function (a) {
+                 b64pad = a || b64pad;
+                 return this;
+               };
+               /**
+                * Defines a base64 pad string
+                * @param {Boolean}
+                * @return {Object} [this]
+                */
 
-       function uiConfirm(selection) {
-         var modalSelection = uiModal(selection);
-         modalSelection.select('.modal').classed('modal-alert', true);
-         var section = modalSelection.select('.content');
-         section.append('div').attr('class', 'modal-section header');
-         section.append('div').attr('class', 'modal-section message-text');
-         var buttons = section.append('div').attr('class', 'modal-section buttons cf');
 
-         modalSelection.okButton = function () {
-           buttons.append('button').attr('class', 'button ok-button action').on('click.confirm', function () {
-             modalSelection.remove();
-           }).html(_t.html('confirm.okay')).node().focus();
-           return modalSelection;
-         };
+               this.setUTF8 = function (a) {
+                 if (typeof a === 'boolean') {
+                   utf8 = a;
+                 }
 
-         return modalSelection;
-       }
+                 return this;
+               }; // private methods
 
-       function uiChangesetEditor(context) {
-         var dispatch$1 = dispatch('change');
-         var formFields = uiFormFields(context);
-         var commentCombo = uiCombobox(context, 'comment').caseSensitive(true);
+               /**
+                * Calculate the MD5 of a raw string
+                */
 
-         var _fieldsArr;
 
-         var _tags;
+               function rstr(s) {
+                 s = utf8 ? utf8Encode(s) : s;
+                 return binl2rstr(binl(rstr2binl(s), s.length * 8));
+               }
+               /**
+                * Calculate the HMAC-MD5, of a key and some data (raw strings)
+                */
 
-         var _changesetID;
 
-         function changesetEditor(selection) {
-           render(selection);
-         }
+               function rstr_hmac(key, data) {
+                 var bkey, ipad, opad, hash, i;
+                 key = utf8 ? utf8Encode(key) : key;
+                 data = utf8 ? utf8Encode(data) : data;
+                 bkey = rstr2binl(key);
 
-         function render(selection) {
-           var initial = false;
+                 if (bkey.length > 16) {
+                   bkey = binl(bkey, key.length * 8);
+                 }
 
-           if (!_fieldsArr) {
-             initial = true;
-             var presets = _mainPresetIndex;
-             _fieldsArr = [uiField(context, presets.field('comment'), null, {
-               show: true,
-               revert: false
-             }), uiField(context, presets.field('source'), null, {
-               show: false,
-               revert: false
-             }), uiField(context, presets.field('hashtags'), null, {
-               show: false,
-               revert: false
-             })];
+                 ipad = Array(16), opad = Array(16);
 
-             _fieldsArr.forEach(function (field) {
-               field.on('change', function (t, onInput) {
-                 dispatch$1.call('change', field, undefined, t, onInput);
-               });
-             });
-           }
+                 for (i = 0; i < 16; i += 1) {
+                   ipad[i] = bkey[i] ^ 0x36363636;
+                   opad[i] = bkey[i] ^ 0x5C5C5C5C;
+                 }
 
-           _fieldsArr.forEach(function (field) {
-             field.tags(_tags);
-           });
+                 hash = binl(ipad.concat(rstr2binl(data)), 512 + data.length * 8);
+                 return binl2rstr(binl(opad.concat(hash), 512 + 128));
+               }
+               /**
+                * Calculate the MD5 of an array of little-endian words, and a bit length.
+                */
 
-           selection.call(formFields.fieldsArr(_fieldsArr));
 
-           if (initial) {
-             var commentField = selection.select('.form-field-comment textarea');
-             var commentNode = commentField.node();
+               function binl(x, len) {
+                 var i,
+                     olda,
+                     oldb,
+                     oldc,
+                     oldd,
+                     a = 1732584193,
+                     b = -271733879,
+                     c = -1732584194,
+                     d = 271733878;
+                 /* append padding */
 
-             if (commentNode) {
-               commentNode.focus();
-               commentNode.select();
-             } // trigger a 'blur' event so that comment field can be cleaned
-             // and checked for hashtags, even if retrieved from localstorage
+                 x[len >> 5] |= 0x80 << len % 32;
+                 x[(len + 64 >>> 9 << 4) + 14] = len;
 
+                 for (i = 0; i < x.length; i += 16) {
+                   olda = a;
+                   oldb = b;
+                   oldc = c;
+                   oldd = d;
+                   a = md5_ff(a, b, c, d, x[i + 0], 7, -680876936);
+                   d = md5_ff(d, a, b, c, x[i + 1], 12, -389564586);
+                   c = md5_ff(c, d, a, b, x[i + 2], 17, 606105819);
+                   b = md5_ff(b, c, d, a, x[i + 3], 22, -1044525330);
+                   a = md5_ff(a, b, c, d, x[i + 4], 7, -176418897);
+                   d = md5_ff(d, a, b, c, x[i + 5], 12, 1200080426);
+                   c = md5_ff(c, d, a, b, x[i + 6], 17, -1473231341);
+                   b = md5_ff(b, c, d, a, x[i + 7], 22, -45705983);
+                   a = md5_ff(a, b, c, d, x[i + 8], 7, 1770035416);
+                   d = md5_ff(d, a, b, c, x[i + 9], 12, -1958414417);
+                   c = md5_ff(c, d, a, b, x[i + 10], 17, -42063);
+                   b = md5_ff(b, c, d, a, x[i + 11], 22, -1990404162);
+                   a = md5_ff(a, b, c, d, x[i + 12], 7, 1804603682);
+                   d = md5_ff(d, a, b, c, x[i + 13], 12, -40341101);
+                   c = md5_ff(c, d, a, b, x[i + 14], 17, -1502002290);
+                   b = md5_ff(b, c, d, a, x[i + 15], 22, 1236535329);
+                   a = md5_gg(a, b, c, d, x[i + 1], 5, -165796510);
+                   d = md5_gg(d, a, b, c, x[i + 6], 9, -1069501632);
+                   c = md5_gg(c, d, a, b, x[i + 11], 14, 643717713);
+                   b = md5_gg(b, c, d, a, x[i + 0], 20, -373897302);
+                   a = md5_gg(a, b, c, d, x[i + 5], 5, -701558691);
+                   d = md5_gg(d, a, b, c, x[i + 10], 9, 38016083);
+                   c = md5_gg(c, d, a, b, x[i + 15], 14, -660478335);
+                   b = md5_gg(b, c, d, a, x[i + 4], 20, -405537848);
+                   a = md5_gg(a, b, c, d, x[i + 9], 5, 568446438);
+                   d = md5_gg(d, a, b, c, x[i + 14], 9, -1019803690);
+                   c = md5_gg(c, d, a, b, x[i + 3], 14, -187363961);
+                   b = md5_gg(b, c, d, a, x[i + 8], 20, 1163531501);
+                   a = md5_gg(a, b, c, d, x[i + 13], 5, -1444681467);
+                   d = md5_gg(d, a, b, c, x[i + 2], 9, -51403784);
+                   c = md5_gg(c, d, a, b, x[i + 7], 14, 1735328473);
+                   b = md5_gg(b, c, d, a, x[i + 12], 20, -1926607734);
+                   a = md5_hh(a, b, c, d, x[i + 5], 4, -378558);
+                   d = md5_hh(d, a, b, c, x[i + 8], 11, -2022574463);
+                   c = md5_hh(c, d, a, b, x[i + 11], 16, 1839030562);
+                   b = md5_hh(b, c, d, a, x[i + 14], 23, -35309556);
+                   a = md5_hh(a, b, c, d, x[i + 1], 4, -1530992060);
+                   d = md5_hh(d, a, b, c, x[i + 4], 11, 1272893353);
+                   c = md5_hh(c, d, a, b, x[i + 7], 16, -155497632);
+                   b = md5_hh(b, c, d, a, x[i + 10], 23, -1094730640);
+                   a = md5_hh(a, b, c, d, x[i + 13], 4, 681279174);
+                   d = md5_hh(d, a, b, c, x[i + 0], 11, -358537222);
+                   c = md5_hh(c, d, a, b, x[i + 3], 16, -722521979);
+                   b = md5_hh(b, c, d, a, x[i + 6], 23, 76029189);
+                   a = md5_hh(a, b, c, d, x[i + 9], 4, -640364487);
+                   d = md5_hh(d, a, b, c, x[i + 12], 11, -421815835);
+                   c = md5_hh(c, d, a, b, x[i + 15], 16, 530742520);
+                   b = md5_hh(b, c, d, a, x[i + 2], 23, -995338651);
+                   a = md5_ii(a, b, c, d, x[i + 0], 6, -198630844);
+                   d = md5_ii(d, a, b, c, x[i + 7], 10, 1126891415);
+                   c = md5_ii(c, d, a, b, x[i + 14], 15, -1416354905);
+                   b = md5_ii(b, c, d, a, x[i + 5], 21, -57434055);
+                   a = md5_ii(a, b, c, d, x[i + 12], 6, 1700485571);
+                   d = md5_ii(d, a, b, c, x[i + 3], 10, -1894986606);
+                   c = md5_ii(c, d, a, b, x[i + 10], 15, -1051523);
+                   b = md5_ii(b, c, d, a, x[i + 1], 21, -2054922799);
+                   a = md5_ii(a, b, c, d, x[i + 8], 6, 1873313359);
+                   d = md5_ii(d, a, b, c, x[i + 15], 10, -30611744);
+                   c = md5_ii(c, d, a, b, x[i + 6], 15, -1560198380);
+                   b = md5_ii(b, c, d, a, x[i + 13], 21, 1309151649);
+                   a = md5_ii(a, b, c, d, x[i + 4], 6, -145523070);
+                   d = md5_ii(d, a, b, c, x[i + 11], 10, -1120210379);
+                   c = md5_ii(c, d, a, b, x[i + 2], 15, 718787259);
+                   b = md5_ii(b, c, d, a, x[i + 9], 21, -343485551);
+                   a = safe_add(a, olda);
+                   b = safe_add(b, oldb);
+                   c = safe_add(c, oldc);
+                   d = safe_add(d, oldd);
+                 }
 
-             utilTriggerEvent(commentField, 'blur');
-             var osm = context.connection();
+                 return Array(a, b, c, d);
+               }
+               /**
+                * These functions implement the four basic operations the algorithm uses.
+                */
 
-             if (osm) {
-               osm.userChangesets(function (err, changesets) {
-                 if (err) return;
-                 var comments = changesets.map(function (changeset) {
-                   var comment = changeset.tags.comment;
-                   return comment ? {
-                     title: comment,
-                     value: comment
-                   } : null;
-                 }).filter(Boolean);
-                 commentField.call(commentCombo.data(utilArrayUniqBy(comments, 'title')));
-               });
-             }
-           } // Add warning if comment mentions Google
 
+               function md5_cmn(q, a, b, x, s, t) {
+                 return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s), b);
+               }
 
-           var hasGoogle = _tags.comment.match(/google/i);
+               function md5_ff(a, b, c, d, x, s, t) {
+                 return md5_cmn(b & c | ~b & d, a, b, x, s, t);
+               }
 
-           var commentWarning = selection.select('.form-field-comment').selectAll('.comment-warning').data(hasGoogle ? [0] : []);
-           commentWarning.exit().transition().duration(200).style('opacity', 0).remove();
-           var commentEnter = commentWarning.enter().insert('div', '.tag-reference-body').attr('class', 'field-warning comment-warning').style('opacity', 0);
-           commentEnter.append('a').attr('target', '_blank').call(svgIcon('#iD-icon-alert', 'inline')).attr('href', _t('commit.google_warning_link')).append('span').html(_t.html('commit.google_warning'));
-           commentEnter.transition().duration(200).style('opacity', 1);
-         }
+               function md5_gg(a, b, c, d, x, s, t) {
+                 return md5_cmn(b & d | c & ~d, a, b, x, s, t);
+               }
 
-         changesetEditor.tags = function (_) {
-           if (!arguments.length) return _tags;
-           _tags = _; // Don't reset _fieldsArr here.
+               function md5_hh(a, b, c, d, x, s, t) {
+                 return md5_cmn(b ^ c ^ d, a, b, x, s, t);
+               }
 
-           return changesetEditor;
-         };
+               function md5_ii(a, b, c, d, x, s, t) {
+                 return md5_cmn(c ^ (b | ~d), a, b, x, s, t);
+               }
+             },
 
-         changesetEditor.changesetID = function (_) {
-           if (!arguments.length) return _changesetID;
-           if (_changesetID === _) return changesetEditor;
-           _changesetID = _;
-           _fieldsArr = null;
-           return changesetEditor;
-         };
+             /**
+              * @member Hashes
+              * @class Hashes.SHA1
+              * @param {Object} [config]
+              * @constructor
+              *
+              * A JavaScript implementation of the Secure Hash Algorithm, SHA-1, as defined in FIPS 180-1
+              * Version 2.2 Copyright Paul Johnston 2000 - 2009.
+              * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+              * See http://pajhome.org.uk/crypt/md5 for details.
+              */
+             SHA1: function SHA1(options) {
+               /**
+                * Private config properties. You may need to tweak these to be compatible with
+                * the server-side, but the defaults work in most cases.
+                * See {@link Hashes.MD5#method-setUpperCase} and {@link Hashes.SHA1#method-setUpperCase}
+                */
+               var hexcase = options && typeof options.uppercase === 'boolean' ? options.uppercase : false,
+                   // hexadecimal output case format. false - lowercase; true - uppercase
+               b64pad = options && typeof options.pad === 'string' ? options.pad : '=',
+                   // base-64 pad character. Defaults to '=' for strict RFC compliance
+               utf8 = options && typeof options.utf8 === 'boolean' ? options.utf8 : true; // enable/disable utf8 encoding
+               // public methods
 
-         return utilRebind(changesetEditor, dispatch$1, 'on');
-       }
+               this.hex = function (s) {
+                 return rstr2hex(rstr(s), hexcase);
+               };
 
-       function uiSectionChanges(context) {
-         var detected = utilDetect();
-         var _discardTags = {};
-         _mainFileFetcher.get('discarded').then(function (d) {
-           _discardTags = d;
-         })["catch"](function () {
-           /* ignore */
-         });
-         var section = uiSection('changes-list', context).label(function () {
-           var history = context.history();
-           var summary = history.difference().summary();
-           return _t('inspector.title_count', {
-             title: _t.html('commit.changes'),
-             count: summary.length
-           });
-         }).disclosureContent(renderDisclosureContent);
+               this.b64 = function (s) {
+                 return rstr2b64(rstr(s), b64pad);
+               };
 
-         function renderDisclosureContent(selection) {
-           var history = context.history();
-           var summary = history.difference().summary();
-           var container = selection.selectAll('.commit-section').data([0]);
-           var containerEnter = container.enter().append('div').attr('class', 'commit-section');
-           containerEnter.append('ul').attr('class', 'changeset-list');
-           container = containerEnter.merge(container);
-           var items = container.select('ul').selectAll('li').data(summary);
-           var itemsEnter = items.enter().append('li').attr('class', 'change-item');
-           var buttons = itemsEnter.append('button').on('mouseover', mouseover).on('mouseout', mouseout).on('click', click);
-           buttons.each(function (d) {
-             select(this).call(svgIcon('#iD-icon-' + d.entity.geometry(d.graph), 'pre-text ' + d.changeType));
-           });
-           buttons.append('span').attr('class', 'change-type').html(function (d) {
-             return _t.html('commit.' + d.changeType) + ' ';
-           });
-           buttons.append('strong').attr('class', 'entity-type').html(function (d) {
-             var matched = _mainPresetIndex.match(d.entity, d.graph);
-             return matched && matched.name() || utilDisplayType(d.entity.id);
-           });
-           buttons.append('span').attr('class', 'entity-name').html(function (d) {
-             var name = utilDisplayName(d.entity) || '',
-                 string = '';
+               this.any = function (s, e) {
+                 return rstr2any(rstr(s), e);
+               };
 
-             if (name !== '') {
-               string += ':';
-             }
+               this.raw = function (s) {
+                 return rstr(s);
+               };
 
-             return string += ' ' + name;
-           });
-           items = itemsEnter.merge(items); // Download changeset link
+               this.hex_hmac = function (k, d) {
+                 return rstr2hex(rstr_hmac(k, d));
+               };
 
-           var changeset = new osmChangeset().update({
-             id: undefined
-           });
-           var changes = history.changes(actionDiscardTags(history.difference(), _discardTags));
-           delete changeset.id; // Export without chnageset_id
+               this.b64_hmac = function (k, d) {
+                 return rstr2b64(rstr_hmac(k, d), b64pad);
+               };
 
-           var data = JXON.stringify(changeset.osmChangeJXON(changes));
-           var blob = new Blob([data], {
-             type: 'text/xml;charset=utf-8;'
-           });
-           var fileName = 'changes.osc';
-           var linkEnter = container.selectAll('.download-changes').data([0]).enter().append('a').attr('class', 'download-changes');
+               this.any_hmac = function (k, d, e) {
+                 return rstr2any(rstr_hmac(k, d), e);
+               };
+               /**
+                * Perform a simple self-test to see if the VM is working
+                * @return {String} Hexadecimal hash sample
+                * @public
+                */
 
-           if (detected.download) {
-             // All except IE11 and Edge
-             linkEnter // download the data as a file
-             .attr('href', window.URL.createObjectURL(blob)).attr('download', fileName);
-           } else {
-             // IE11 and Edge
-             linkEnter // open data uri in a new tab
-             .attr('target', '_blank').on('click.download', function () {
-               navigator.msSaveBlob(blob, fileName);
-             });
-           }
 
-           linkEnter.call(svgIcon('#iD-icon-load', 'inline')).append('span').html(_t.html('commit.download_changes'));
+               this.vm_test = function () {
+                 return hex('abc').toLowerCase() === '900150983cd24fb0d6963f7d28e17f72';
+               };
+               /**
+                * @description Enable/disable uppercase hexadecimal returned string
+                * @param {boolean}
+                * @return {Object} this
+                * @public
+                */
 
-           function mouseover(d) {
-             if (d.entity) {
-               context.surface().selectAll(utilEntityOrMemberSelector([d.entity.id], context.graph())).classed('hover', true);
-             }
-           }
 
-           function mouseout() {
-             context.surface().selectAll('.hover').classed('hover', false);
-           }
+               this.setUpperCase = function (a) {
+                 if (typeof a === 'boolean') {
+                   hexcase = a;
+                 }
 
-           function click(d3_event, change) {
-             if (change.changeType !== 'deleted') {
-               var entity = change.entity;
-               context.map().zoomToEase(entity);
-               context.surface().selectAll(utilEntityOrMemberSelector([entity.id], context.graph())).classed('hover', true);
-             }
-           }
-         }
+                 return this;
+               };
+               /**
+                * @description Defines a base64 pad string
+                * @param {string} Pad
+                * @return {Object} this
+                * @public
+                */
 
-         return section;
-       }
 
-       function uiCommitWarnings(context) {
-         function commitWarnings(selection) {
-           var issuesBySeverity = context.validator().getIssuesBySeverity({
-             what: 'edited',
-             where: 'all',
-             includeDisabledRules: true
-           });
+               this.setPad = function (a) {
+                 b64pad = a || b64pad;
+                 return this;
+               };
+               /**
+                * @description Defines a base64 pad string
+                * @param {boolean}
+                * @return {Object} this
+                * @public
+                */
 
-           for (var severity in issuesBySeverity) {
-             var issues = issuesBySeverity[severity];
-             var section = severity + '-section';
-             var issueItem = severity + '-item';
-             var container = selection.selectAll('.' + section).data(issues.length ? [0] : []);
-             container.exit().remove();
-             var containerEnter = container.enter().append('div').attr('class', 'modal-section ' + section + ' fillL2');
-             containerEnter.append('h3').html(severity === 'warning' ? _t.html('commit.warnings') : _t.html('commit.errors'));
-             containerEnter.append('ul').attr('class', 'changeset-list');
-             container = containerEnter.merge(container);
-             var items = container.select('ul').selectAll('li').data(issues, function (d) {
-               return d.id;
-             });
-             items.exit().remove();
-             var itemsEnter = items.enter().append('li').attr('class', issueItem);
-             var buttons = itemsEnter.append('button').on('mouseover', function (d3_event, d) {
-               if (d.entityIds) {
-                 context.surface().selectAll(utilEntityOrMemberSelector(d.entityIds, context.graph())).classed('hover', true);
-               }
-             }).on('mouseout', function () {
-               context.surface().selectAll('.hover').classed('hover', false);
-             }).on('click', function (d3_event, d) {
-               context.validator().focusIssue(d);
-             });
-             buttons.call(svgIcon('#iD-icon-alert', 'pre-text'));
-             buttons.append('strong').attr('class', 'issue-message');
-             buttons.filter(function (d) {
-               return d.tooltip;
-             }).call(uiTooltip().title(function (d) {
-               return d.tooltip;
-             }).placement('top'));
-             items = itemsEnter.merge(items);
-             items.selectAll('.issue-message').html(function (d) {
-               return d.message(context);
-             });
-           }
-         }
 
-         return commitWarnings;
-       }
+               this.setUTF8 = function (a) {
+                 if (typeof a === 'boolean') {
+                   utf8 = a;
+                 }
 
-       var readOnlyTags = [/^changesets_count$/, /^created_by$/, /^ideditor:/, /^imagery_used$/, /^host$/, /^locale$/, /^warnings:/, /^resolved:/, /^closed:note$/, /^closed:keepright$/, /^closed:improveosm:/, /^closed:osmose:/]; // treat most punctuation (except -, _, +, &) as hashtag delimiters - #4398
-       // from https://stackoverflow.com/a/25575009
+                 return this;
+               }; // private methods
 
-       var hashtagRegex = /(#[^\u2000-\u206F\u2E00-\u2E7F\s\\'!"#$%()*,.\/:;<=>?@\[\]^`{|}~]+)/g;
-       function uiCommit(context) {
-         var dispatch$1 = dispatch('cancel');
+               /**
+                * Calculate the SHA-512 of a raw string
+                */
 
-         var _userDetails;
 
-         var _selection;
+               function rstr(s) {
+                 s = utf8 ? utf8Encode(s) : s;
+                 return binb2rstr(binb(rstr2binb(s), s.length * 8));
+               }
+               /**
+                * Calculate the HMAC-SHA1 of a key and some data (raw strings)
+                */
 
-         var changesetEditor = uiChangesetEditor(context).on('change', changeTags);
-         var rawTagEditor = uiSectionRawTagEditor('changeset-tag-editor', context).on('change', changeTags).readOnlyTags(readOnlyTags);
-         var commitChanges = uiSectionChanges(context);
-         var commitWarnings = uiCommitWarnings(context);
 
-         function commit(selection) {
-           _selection = selection; // Initialize changeset if one does not exist yet.
+               function rstr_hmac(key, data) {
+                 var bkey, ipad, opad, i, hash;
+                 key = utf8 ? utf8Encode(key) : key;
+                 data = utf8 ? utf8Encode(data) : data;
+                 bkey = rstr2binb(key);
 
-           if (!context.changeset) initChangeset();
-           loadDerivedChangesetTags();
-           selection.call(render);
-         }
+                 if (bkey.length > 16) {
+                   bkey = binb(bkey, key.length * 8);
+                 }
 
-         function initChangeset() {
-           // expire stored comment, hashtags, source after cutoff datetime - #3947 #4899
-           var commentDate = +corePreferences('commentDate') || 0;
-           var currDate = Date.now();
-           var cutoff = 2 * 86400 * 1000; // 2 days
+                 ipad = Array(16), opad = Array(16);
 
-           if (commentDate > currDate || currDate - commentDate > cutoff) {
-             corePreferences('comment', null);
-             corePreferences('hashtags', null);
-             corePreferences('source', null);
-           } // load in explicitly-set values, if any
+                 for (i = 0; i < 16; i += 1) {
+                   ipad[i] = bkey[i] ^ 0x36363636;
+                   opad[i] = bkey[i] ^ 0x5C5C5C5C;
+                 }
 
+                 hash = binb(ipad.concat(rstr2binb(data)), 512 + data.length * 8);
+                 return binb2rstr(binb(opad.concat(hash), 512 + 160));
+               }
+               /**
+                * Calculate the SHA-1 of an array of big-endian words, and a bit length
+                */
 
-           if (context.defaultChangesetComment()) {
-             corePreferences('comment', context.defaultChangesetComment());
-             corePreferences('commentDate', Date.now());
-           }
 
-           if (context.defaultChangesetSource()) {
-             corePreferences('source', context.defaultChangesetSource());
-             corePreferences('commentDate', Date.now());
-           }
+               function binb(x, len) {
+                 var i,
+                     j,
+                     t,
+                     olda,
+                     oldb,
+                     oldc,
+                     oldd,
+                     olde,
+                     w = Array(80),
+                     a = 1732584193,
+                     b = -271733879,
+                     c = -1732584194,
+                     d = 271733878,
+                     e = -1009589776;
+                 /* append padding */
 
-           if (context.defaultChangesetHashtags()) {
-             corePreferences('hashtags', context.defaultChangesetHashtags());
-             corePreferences('commentDate', Date.now());
-           }
+                 x[len >> 5] |= 0x80 << 24 - len % 32;
+                 x[(len + 64 >> 9 << 4) + 15] = len;
 
-           var detected = utilDetect();
-           var tags = {
-             comment: corePreferences('comment') || '',
-             created_by: context.cleanTagValue('iD ' + context.version),
-             host: context.cleanTagValue(detected.host),
-             locale: context.cleanTagValue(_mainLocalizer.localeCode())
-           }; // call findHashtags initially - this will remove stored
-           // hashtags if any hashtags are found in the comment - #4304
+                 for (i = 0; i < x.length; i += 16) {
+                   olda = a;
+                   oldb = b;
+                   oldc = c;
+                   oldd = d;
+                   olde = e;
 
-           findHashtags(tags, true);
-           var hashtags = corePreferences('hashtags');
+                   for (j = 0; j < 80; j += 1) {
+                     if (j < 16) {
+                       w[j] = x[i + j];
+                     } else {
+                       w[j] = bit_rol(w[j - 3] ^ w[j - 8] ^ w[j - 14] ^ w[j - 16], 1);
+                     }
 
-           if (hashtags) {
-             tags.hashtags = hashtags;
-           }
+                     t = safe_add(safe_add(bit_rol(a, 5), sha1_ft(j, b, c, d)), safe_add(safe_add(e, w[j]), sha1_kt(j)));
+                     e = d;
+                     d = c;
+                     c = bit_rol(b, 30);
+                     b = a;
+                     a = t;
+                   }
 
-           var source = corePreferences('source');
+                   a = safe_add(a, olda);
+                   b = safe_add(b, oldb);
+                   c = safe_add(c, oldc);
+                   d = safe_add(d, oldd);
+                   e = safe_add(e, olde);
+                 }
 
-           if (source) {
-             tags.source = source;
-           }
+                 return Array(a, b, c, d, e);
+               }
+               /**
+                * Perform the appropriate triplet combination function for the current
+                * iteration
+                */
 
-           var photoOverlaysUsed = context.history().photoOverlaysUsed();
 
-           if (photoOverlaysUsed.length) {
-             var sources = (tags.source || '').split(';'); // include this tag for any photo layer
+               function sha1_ft(t, b, c, d) {
+                 if (t < 20) {
+                   return b & c | ~b & d;
+                 }
 
-             if (sources.indexOf('streetlevel imagery') === -1) {
-               sources.push('streetlevel imagery');
-             } // add the photo overlays used during editing as sources
+                 if (t < 40) {
+                   return b ^ c ^ d;
+                 }
 
+                 if (t < 60) {
+                   return b & c | b & d | c & d;
+                 }
 
-             photoOverlaysUsed.forEach(function (photoOverlay) {
-               if (sources.indexOf(photoOverlay) === -1) {
-                 sources.push(photoOverlay);
+                 return b ^ c ^ d;
                }
-             });
-             tags.source = context.cleanTagValue(sources.join(';'));
-           }
+               /**
+                * Determine the appropriate additive constant for the current iteration
+                */
 
-           context.changeset = new osmChangeset({
-             tags: tags
-           });
-         } // Calculates read-only metadata tags based on the user's editing session and applies
-         // them to the changeset.
 
+               function sha1_kt(t) {
+                 return t < 20 ? 1518500249 : t < 40 ? 1859775393 : t < 60 ? -1894007588 : -899497514;
+               }
+             },
 
-         function loadDerivedChangesetTags() {
-           var osm = context.connection();
-           if (!osm) return;
-           var tags = Object.assign({}, context.changeset.tags); // shallow copy
-           // assign tags for imagery used
+             /**
+              * @class Hashes.SHA256
+              * @param {config}
+              *
+              * A JavaScript implementation of the Secure Hash Algorithm, SHA-256, as defined in FIPS 180-2
+              * Version 2.2 Copyright Angel Marin, Paul Johnston 2000 - 2009.
+              * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+              * See http://pajhome.org.uk/crypt/md5 for details.
+              * Also http://anmar.eu.org/projects/jssha2/
+              */
+             SHA256: function SHA256(options) {
+               /**
+                * Private properties configuration variables. You may need to tweak these to be compatible with
+                * the server-side, but the defaults work in most cases.
+                * @see this.setUpperCase() method
+                * @see this.setPad() method
+                */
+               options && typeof options.uppercase === 'boolean' ? options.uppercase : false;
+                   var // hexadecimal output case format. false - lowercase; true - uppercase  */
+               b64pad = options && typeof options.pad === 'string' ? options.pad : '=',
 
-           var imageryUsed = context.cleanTagValue(context.history().imageryUsed().join(';'));
-           tags.imagery_used = imageryUsed || 'None'; // assign tags for closed issues and notes
+               /* base-64 pad character. Default '=' for strict RFC compliance   */
+               utf8 = options && typeof options.utf8 === 'boolean' ? options.utf8 : true,
 
-           var osmClosed = osm.getClosedIDs();
-           var itemType;
+               /* enable/disable utf8 encoding */
+               sha256_K;
+               /* privileged (public) methods */
 
-           if (osmClosed.length) {
-             tags['closed:note'] = context.cleanTagValue(osmClosed.join(';'));
-           }
+               this.hex = function (s) {
+                 return rstr2hex(rstr(s, utf8));
+               };
 
-           if (services.keepRight) {
-             var krClosed = services.keepRight.getClosedIDs();
+               this.b64 = function (s) {
+                 return rstr2b64(rstr(s, utf8), b64pad);
+               };
 
-             if (krClosed.length) {
-               tags['closed:keepright'] = context.cleanTagValue(krClosed.join(';'));
-             }
-           }
+               this.any = function (s, e) {
+                 return rstr2any(rstr(s, utf8), e);
+               };
 
-           if (services.improveOSM) {
-             var iOsmClosed = services.improveOSM.getClosedCounts();
+               this.raw = function (s) {
+                 return rstr(s, utf8);
+               };
 
-             for (itemType in iOsmClosed) {
-               tags['closed:improveosm:' + itemType] = context.cleanTagValue(iOsmClosed[itemType].toString());
-             }
-           }
+               this.hex_hmac = function (k, d) {
+                 return rstr2hex(rstr_hmac(k, d));
+               };
 
-           if (services.osmose) {
-             var osmoseClosed = services.osmose.getClosedCounts();
+               this.b64_hmac = function (k, d) {
+                 return rstr2b64(rstr_hmac(k, d), b64pad);
+               };
 
-             for (itemType in osmoseClosed) {
-               tags['closed:osmose:' + itemType] = context.cleanTagValue(osmoseClosed[itemType].toString());
-             }
-           } // remove existing issue counts
+               this.any_hmac = function (k, d, e) {
+                 return rstr2any(rstr_hmac(k, d), e);
+               };
+               /**
+                * Perform a simple self-test to see if the VM is working
+                * @return {String} Hexadecimal hash sample
+                * @public
+                */
 
 
-           for (var key in tags) {
-             if (key.match(/(^warnings:)|(^resolved:)/)) {
-               delete tags[key];
-             }
-           }
+               this.vm_test = function () {
+                 return hex('abc').toLowerCase() === '900150983cd24fb0d6963f7d28e17f72';
+               };
+               /**
+                * Enable/disable uppercase hexadecimal returned string
+                * @param {boolean}
+                * @return {Object} this
+                * @public
+                */
 
-           function addIssueCounts(issues, prefix) {
-             var issuesByType = utilArrayGroupBy(issues, 'type');
 
-             for (var issueType in issuesByType) {
-               var issuesOfType = issuesByType[issueType];
+               this.setUpperCase = function (a) {
 
-               if (issuesOfType[0].subtype) {
-                 var issuesBySubtype = utilArrayGroupBy(issuesOfType, 'subtype');
+                 return this;
+               };
+               /**
+                * @description Defines a base64 pad string
+                * @param {string} Pad
+                * @return {Object} this
+                * @public
+                */
 
-                 for (var issueSubtype in issuesBySubtype) {
-                   var issuesOfSubtype = issuesBySubtype[issueSubtype];
-                   tags[prefix + ':' + issueType + ':' + issueSubtype] = context.cleanTagValue(issuesOfSubtype.length.toString());
-                 }
-               } else {
-                 tags[prefix + ':' + issueType] = context.cleanTagValue(issuesOfType.length.toString());
-               }
-             }
-           } // add counts of warnings generated by the user's edits
 
+               this.setPad = function (a) {
+                 b64pad = a || b64pad;
+                 return this;
+               };
+               /**
+                * Defines a base64 pad string
+                * @param {boolean}
+                * @return {Object} this
+                * @public
+                */
 
-           var warnings = context.validator().getIssuesBySeverity({
-             what: 'edited',
-             where: 'all',
-             includeIgnored: true,
-             includeDisabledRules: true
-           }).warning;
-           addIssueCounts(warnings, 'warnings'); // add counts of issues resolved by the user's edits
 
-           var resolvedIssues = context.validator().getResolvedIssues();
-           addIssueCounts(resolvedIssues, 'resolved');
-           context.changeset = context.changeset.update({
-             tags: tags
-           });
-         }
+               this.setUTF8 = function (a) {
+                 if (typeof a === 'boolean') {
+                   utf8 = a;
+                 }
 
-         function render(selection) {
-           var osm = context.connection();
-           if (!osm) return;
-           var header = selection.selectAll('.header').data([0]);
-           var headerTitle = header.enter().append('div').attr('class', 'header fillL');
-           headerTitle.append('div').append('h3').html(_t.html('commit.title'));
-           headerTitle.append('button').attr('class', 'close').on('click', function () {
-             dispatch$1.call('cancel', this);
-           }).call(svgIcon('#iD-icon-close'));
-           var body = selection.selectAll('.body').data([0]);
-           body = body.enter().append('div').attr('class', 'body').merge(body); // Changeset Section
+                 return this;
+               }; // private methods
 
-           var changesetSection = body.selectAll('.changeset-editor').data([0]);
-           changesetSection = changesetSection.enter().append('div').attr('class', 'modal-section changeset-editor').merge(changesetSection);
-           changesetSection.call(changesetEditor.changesetID(context.changeset.id).tags(context.changeset.tags)); // Warnings
+               /**
+                * Calculate the SHA-512 of a raw string
+                */
 
-           body.call(commitWarnings); // Upload Explanation
 
-           var saveSection = body.selectAll('.save-section').data([0]);
-           saveSection = saveSection.enter().append('div').attr('class', 'modal-section save-section fillL').merge(saveSection);
-           var prose = saveSection.selectAll('.commit-info').data([0]);
+               function rstr(s, utf8) {
+                 s = utf8 ? utf8Encode(s) : s;
+                 return binb2rstr(binb(rstr2binb(s), s.length * 8));
+               }
+               /**
+                * Calculate the HMAC-sha256 of a key and some data (raw strings)
+                */
 
-           if (prose.enter().size()) {
-             // first time, make sure to update user details in prose
-             _userDetails = null;
-           }
 
-           prose = prose.enter().append('p').attr('class', 'commit-info').html(_t.html('commit.upload_explanation')).merge(prose); // always check if this has changed, but only update prose.html()
-           // if needed, because it can trigger a style recalculation
+               function rstr_hmac(key, data) {
+                 key = utf8 ? utf8Encode(key) : key;
+                 data = utf8 ? utf8Encode(data) : data;
+                 var hash,
+                     i = 0,
+                     bkey = rstr2binb(key),
+                     ipad = Array(16),
+                     opad = Array(16);
 
-           osm.userDetails(function (err, user) {
-             if (err) return;
-             if (_userDetails === user) return; // no change
+                 if (bkey.length > 16) {
+                   bkey = binb(bkey, key.length * 8);
+                 }
 
-             _userDetails = user;
-             var userLink = select(document.createElement('div'));
+                 for (; i < 16; i += 1) {
+                   ipad[i] = bkey[i] ^ 0x36363636;
+                   opad[i] = bkey[i] ^ 0x5C5C5C5C;
+                 }
 
-             if (user.image_url) {
-               userLink.append('img').attr('src', user.image_url).attr('class', 'icon pre-text user-icon');
-             }
+                 hash = binb(ipad.concat(rstr2binb(data)), 512 + data.length * 8);
+                 return binb2rstr(binb(opad.concat(hash), 512 + 256));
+               }
+               /*
+                * Main sha256 function, with its support functions
+                */
 
-             userLink.append('a').attr('class', 'user-info').html(user.display_name).attr('href', osm.userURL(user.display_name)).attr('target', '_blank');
-             prose.html(_t.html('commit.upload_explanation_with_user', {
-               user: userLink.html()
-             }));
-           }); // Request Review
 
-           var requestReview = saveSection.selectAll('.request-review').data([0]); // Enter
+               function sha256_S(X, n) {
+                 return X >>> n | X << 32 - n;
+               }
 
-           var requestReviewEnter = requestReview.enter().append('div').attr('class', 'request-review');
-           var requestReviewDomId = utilUniqueDomId('commit-input-request-review');
-           var labelEnter = requestReviewEnter.append('label').attr('for', requestReviewDomId);
-           labelEnter.append('input').attr('type', 'checkbox').attr('id', requestReviewDomId);
-           labelEnter.append('span').html(_t.html('commit.request_review')); // Update
+               function sha256_R(X, n) {
+                 return X >>> n;
+               }
 
-           requestReview = requestReview.merge(requestReviewEnter);
-           var requestReviewInput = requestReview.selectAll('input').property('checked', isReviewRequested(context.changeset.tags)).on('change', toggleRequestReview); // Buttons
+               function sha256_Ch(x, y, z) {
+                 return x & y ^ ~x & z;
+               }
 
-           var buttonSection = saveSection.selectAll('.buttons').data([0]); // enter
+               function sha256_Maj(x, y, z) {
+                 return x & y ^ x & z ^ y & z;
+               }
 
-           var buttonEnter = buttonSection.enter().append('div').attr('class', 'buttons fillL');
-           buttonEnter.append('button').attr('class', 'secondary-action button cancel-button').append('span').attr('class', 'label').html(_t.html('commit.cancel'));
-           var uploadButton = buttonEnter.append('button').attr('class', 'action button save-button');
-           uploadButton.append('span').attr('class', 'label').html(_t.html('commit.save'));
-           var uploadBlockerTooltipText = getUploadBlockerMessage(); // update
+               function sha256_Sigma0256(x) {
+                 return sha256_S(x, 2) ^ sha256_S(x, 13) ^ sha256_S(x, 22);
+               }
 
-           buttonSection = buttonSection.merge(buttonEnter);
-           buttonSection.selectAll('.cancel-button').on('click.cancel', function () {
-             dispatch$1.call('cancel', this);
-           });
-           buttonSection.selectAll('.save-button').classed('disabled', uploadBlockerTooltipText !== null).on('click.save', function () {
-             if (!select(this).classed('disabled')) {
-               this.blur(); // avoid keeping focus on the button - #4641
+               function sha256_Sigma1256(x) {
+                 return sha256_S(x, 6) ^ sha256_S(x, 11) ^ sha256_S(x, 25);
+               }
 
-               for (var key in context.changeset.tags) {
-                 // remove any empty keys before upload
-                 if (!key) delete context.changeset.tags[key];
+               function sha256_Gamma0256(x) {
+                 return sha256_S(x, 7) ^ sha256_S(x, 18) ^ sha256_R(x, 3);
                }
 
-               context.uploader().save(context.changeset);
-             }
-           }); // remove any existing tooltip
+               function sha256_Gamma1256(x) {
+                 return sha256_S(x, 17) ^ sha256_S(x, 19) ^ sha256_R(x, 10);
+               }
 
-           uiTooltip().destroyAny(buttonSection.selectAll('.save-button'));
+               sha256_K = [1116352408, 1899447441, -1245643825, -373957723, 961987163, 1508970993, -1841331548, -1424204075, -670586216, 310598401, 607225278, 1426881987, 1925078388, -2132889090, -1680079193, -1046744716, -459576895, -272742522, 264347078, 604807628, 770255983, 1249150122, 1555081692, 1996064986, -1740746414, -1473132947, -1341970488, -1084653625, -958395405, -710438585, 113926993, 338241895, 666307205, 773529912, 1294757372, 1396182291, 1695183700, 1986661051, -2117940946, -1838011259, -1564481375, -1474664885, -1035236496, -949202525, -778901479, -694614492, -200395387, 275423344, 430227734, 506948616, 659060556, 883997877, 958139571, 1322822218, 1537002063, 1747873779, 1955562222, 2024104815, -2067236844, -1933114872, -1866530822, -1538233109, -1090935817, -965641998];
 
-           if (uploadBlockerTooltipText) {
-             buttonSection.selectAll('.save-button').call(uiTooltip().title(uploadBlockerTooltipText).placement('top'));
-           } // Raw Tag Editor
+               function binb(m, l) {
+                 var HASH = [1779033703, -1150833019, 1013904242, -1521486534, 1359893119, -1694144372, 528734635, 1541459225];
+                 var W = new Array(64);
+                 var a, b, c, d, e, f, g, h;
+                 var i, j, T1, T2;
+                 /* append padding */
 
+                 m[l >> 5] |= 0x80 << 24 - l % 32;
+                 m[(l + 64 >> 9 << 4) + 15] = l;
 
-           var tagSection = body.selectAll('.tag-section.raw-tag-editor').data([0]);
-           tagSection = tagSection.enter().append('div').attr('class', 'modal-section tag-section raw-tag-editor').merge(tagSection);
-           tagSection.call(rawTagEditor.tags(Object.assign({}, context.changeset.tags)) // shallow copy
-           .render);
-           var changesSection = body.selectAll('.commit-changes-section').data([0]);
-           changesSection = changesSection.enter().append('div').attr('class', 'modal-section commit-changes-section').merge(changesSection); // Change summary
+                 for (i = 0; i < m.length; i += 16) {
+                   a = HASH[0];
+                   b = HASH[1];
+                   c = HASH[2];
+                   d = HASH[3];
+                   e = HASH[4];
+                   f = HASH[5];
+                   g = HASH[6];
+                   h = HASH[7];
 
-           changesSection.call(commitChanges.render);
+                   for (j = 0; j < 64; j += 1) {
+                     if (j < 16) {
+                       W[j] = m[j + i];
+                     } else {
+                       W[j] = safe_add(safe_add(safe_add(sha256_Gamma1256(W[j - 2]), W[j - 7]), sha256_Gamma0256(W[j - 15])), W[j - 16]);
+                     }
 
-           function toggleRequestReview() {
-             var rr = requestReviewInput.property('checked');
-             updateChangeset({
-               review_requested: rr ? 'yes' : undefined
-             });
-             tagSection.call(rawTagEditor.tags(Object.assign({}, context.changeset.tags)) // shallow copy
-             .render);
-           }
-         }
+                     T1 = safe_add(safe_add(safe_add(safe_add(h, sha256_Sigma1256(e)), sha256_Ch(e, f, g)), sha256_K[j]), W[j]);
+                     T2 = safe_add(sha256_Sigma0256(a), sha256_Maj(a, b, c));
+                     h = g;
+                     g = f;
+                     f = e;
+                     e = safe_add(d, T1);
+                     d = c;
+                     c = b;
+                     b = a;
+                     a = safe_add(T1, T2);
+                   }
 
-         function getUploadBlockerMessage() {
-           var errors = context.validator().getIssuesBySeverity({
-             what: 'edited',
-             where: 'all'
-           }).error;
+                   HASH[0] = safe_add(a, HASH[0]);
+                   HASH[1] = safe_add(b, HASH[1]);
+                   HASH[2] = safe_add(c, HASH[2]);
+                   HASH[3] = safe_add(d, HASH[3]);
+                   HASH[4] = safe_add(e, HASH[4]);
+                   HASH[5] = safe_add(f, HASH[5]);
+                   HASH[6] = safe_add(g, HASH[6]);
+                   HASH[7] = safe_add(h, HASH[7]);
+                 }
 
-           if (errors.length) {
-             return _t('commit.outstanding_errors_message', {
-               count: errors.length
-             });
-           } else {
-             var hasChangesetComment = context.changeset && context.changeset.tags.comment && context.changeset.tags.comment.trim().length;
+                 return HASH;
+               }
+             },
 
-             if (!hasChangesetComment) {
-               return _t('commit.comment_needed_message');
-             }
-           }
+             /**
+              * @class Hashes.SHA512
+              * @param {config}
+              *
+              * A JavaScript implementation of the Secure Hash Algorithm, SHA-512, as defined in FIPS 180-2
+              * Version 2.2 Copyright Anonymous Contributor, Paul Johnston 2000 - 2009.
+              * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+              * See http://pajhome.org.uk/crypt/md5 for details.
+              */
+             SHA512: function SHA512(options) {
+               /**
+                * Private properties configuration variables. You may need to tweak these to be compatible with
+                * the server-side, but the defaults work in most cases.
+                * @see this.setUpperCase() method
+                * @see this.setPad() method
+                */
+               options && typeof options.uppercase === 'boolean' ? options.uppercase : false;
 
-           return null;
-         }
+               var /* hexadecimal output case format. false - lowercase; true - uppercase  */
+               b64pad = options && typeof options.pad === 'string' ? options.pad : '=',
 
-         function changeTags(_, changed, onInput) {
-           if (changed.hasOwnProperty('comment')) {
-             if (changed.comment === undefined) {
-               changed.comment = '';
-             }
+               /* base-64 pad character. Default '=' for strict RFC compliance   */
+               utf8 = options && typeof options.utf8 === 'boolean' ? options.utf8 : true,
 
-             if (!onInput) {
-               corePreferences('comment', changed.comment);
-               corePreferences('commentDate', Date.now());
-             }
-           }
+               /* enable/disable utf8 encoding */
+               sha512_k;
+               /* privileged (public) methods */
 
-           if (changed.hasOwnProperty('source')) {
-             if (changed.source === undefined) {
-               corePreferences('source', null);
-             } else if (!onInput) {
-               corePreferences('source', changed.source);
-               corePreferences('commentDate', Date.now());
-             }
-           } // no need to update `prefs` for `hashtags` here since it's done in `updateChangeset`
+               this.hex = function (s) {
+                 return rstr2hex(rstr(s));
+               };
 
+               this.b64 = function (s) {
+                 return rstr2b64(rstr(s), b64pad);
+               };
 
-           updateChangeset(changed, onInput);
+               this.any = function (s, e) {
+                 return rstr2any(rstr(s), e);
+               };
 
-           if (_selection) {
-             _selection.call(render);
-           }
-         }
+               this.raw = function (s) {
+                 return rstr(s);
+               };
 
-         function findHashtags(tags, commentOnly) {
-           var detectedHashtags = commentHashtags();
+               this.hex_hmac = function (k, d) {
+                 return rstr2hex(rstr_hmac(k, d));
+               };
 
-           if (detectedHashtags.length) {
-             // always remove stored hashtags if there are hashtags in the comment - #4304
-             corePreferences('hashtags', null);
-           }
+               this.b64_hmac = function (k, d) {
+                 return rstr2b64(rstr_hmac(k, d), b64pad);
+               };
 
-           if (!detectedHashtags.length || !commentOnly) {
-             detectedHashtags = detectedHashtags.concat(hashtagHashtags());
-           }
+               this.any_hmac = function (k, d, e) {
+                 return rstr2any(rstr_hmac(k, d), e);
+               };
+               /**
+                * Perform a simple self-test to see if the VM is working
+                * @return {String} Hexadecimal hash sample
+                * @public
+                */
 
-           var allLowerCase = new Set();
-           return detectedHashtags.filter(function (hashtag) {
-             // Compare tags as lowercase strings, but keep original case tags
-             var lowerCase = hashtag.toLowerCase();
 
-             if (!allLowerCase.has(lowerCase)) {
-               allLowerCase.add(lowerCase);
-               return true;
-             }
+               this.vm_test = function () {
+                 return hex('abc').toLowerCase() === '900150983cd24fb0d6963f7d28e17f72';
+               };
+               /**
+                * @description Enable/disable uppercase hexadecimal returned string
+                * @param {boolean}
+                * @return {Object} this
+                * @public
+                */
 
-             return false;
-           }); // Extract hashtags from `comment`
 
-           function commentHashtags() {
-             var matches = (tags.comment || '').replace(/http\S*/g, '') // drop anything that looks like a URL - #4289
-             .match(hashtagRegex);
-             return matches || [];
-           } // Extract and clean hashtags from `hashtags`
+               this.setUpperCase = function (a) {
+
+                 return this;
+               };
+               /**
+                * @description Defines a base64 pad string
+                * @param {string} Pad
+                * @return {Object} this
+                * @public
+                */
 
 
-           function hashtagHashtags() {
-             var matches = (tags.hashtags || '').split(/[,;\s]+/).map(function (s) {
-               if (s[0] !== '#') {
-                 s = '#' + s;
-               } // prepend '#'
+               this.setPad = function (a) {
+                 b64pad = a || b64pad;
+                 return this;
+               };
+               /**
+                * @description Defines a base64 pad string
+                * @param {boolean}
+                * @return {Object} this
+                * @public
+                */
 
 
-               var matched = s.match(hashtagRegex);
-               return matched && matched[0];
-             }).filter(Boolean); // exclude falsy
+               this.setUTF8 = function (a) {
+                 if (typeof a === 'boolean') {
+                   utf8 = a;
+                 }
 
-             return matches || [];
-           }
-         }
+                 return this;
+               };
+               /* private methods */
 
-         function isReviewRequested(tags) {
-           var rr = tags.review_requested;
-           if (rr === undefined) return false;
-           rr = rr.trim().toLowerCase();
-           return !(rr === '' || rr === 'no');
-         }
+               /**
+                * Calculate the SHA-512 of a raw string
+                */
 
-         function updateChangeset(changed, onInput) {
-           var tags = Object.assign({}, context.changeset.tags); // shallow copy
 
-           Object.keys(changed).forEach(function (k) {
-             var v = changed[k];
-             k = context.cleanTagKey(k);
-             if (readOnlyTags.indexOf(k) !== -1) return;
+               function rstr(s) {
+                 s = utf8 ? utf8Encode(s) : s;
+                 return binb2rstr(binb(rstr2binb(s), s.length * 8));
+               }
+               /*
+                * Calculate the HMAC-SHA-512 of a key and some data (raw strings)
+                */
 
-             if (v === undefined) {
-               delete tags[k];
-             } else if (onInput) {
-               tags[k] = v;
-             } else {
-               tags[k] = context.cleanTagValue(v);
-             }
-           });
 
-           if (!onInput) {
-             // when changing the comment, override hashtags with any found in comment.
-             var commentOnly = changed.hasOwnProperty('comment') && changed.comment !== '';
-             var arr = findHashtags(tags, commentOnly);
+               function rstr_hmac(key, data) {
+                 key = utf8 ? utf8Encode(key) : key;
+                 data = utf8 ? utf8Encode(data) : data;
+                 var hash,
+                     i = 0,
+                     bkey = rstr2binb(key),
+                     ipad = Array(32),
+                     opad = Array(32);
 
-             if (arr.length) {
-               tags.hashtags = context.cleanTagValue(arr.join(';'));
-               corePreferences('hashtags', tags.hashtags);
-             } else {
-               delete tags.hashtags;
-               corePreferences('hashtags', null);
-             }
-           } // always update userdetails, just in case user reauthenticates as someone else
+                 if (bkey.length > 32) {
+                   bkey = binb(bkey, key.length * 8);
+                 }
 
+                 for (; i < 32; i += 1) {
+                   ipad[i] = bkey[i] ^ 0x36363636;
+                   opad[i] = bkey[i] ^ 0x5C5C5C5C;
+                 }
 
-           if (_userDetails && _userDetails.changesets_count !== undefined) {
-             var changesetsCount = parseInt(_userDetails.changesets_count, 10) + 1; // #4283
+                 hash = binb(ipad.concat(rstr2binb(data)), 1024 + data.length * 8);
+                 return binb2rstr(binb(opad.concat(hash), 1024 + 512));
+               }
+               /**
+                * Calculate the SHA-512 of an array of big-endian dwords, and a bit length
+                */
 
-             tags.changesets_count = String(changesetsCount); // first 100 edits - new user
 
-             if (changesetsCount <= 100) {
-               var s;
-               s = corePreferences('walkthrough_completed');
+               function binb(x, len) {
+                 var j,
+                     i,
+                     l,
+                     W = new Array(80),
+                     hash = new Array(16),
+                     //Initial hash values
+                 H = [new int64(0x6a09e667, -205731576), new int64(-1150833019, -2067093701), new int64(0x3c6ef372, -23791573), new int64(-1521486534, 0x5f1d36f1), new int64(0x510e527f, -1377402159), new int64(-1694144372, 0x2b3e6c1f), new int64(0x1f83d9ab, -79577749), new int64(0x5be0cd19, 0x137e2179)],
+                     T1 = new int64(0, 0),
+                     T2 = new int64(0, 0),
+                     a = new int64(0, 0),
+                     b = new int64(0, 0),
+                     c = new int64(0, 0),
+                     d = new int64(0, 0),
+                     e = new int64(0, 0),
+                     f = new int64(0, 0),
+                     g = new int64(0, 0),
+                     h = new int64(0, 0),
+                     //Temporary variables not specified by the document
+                 s0 = new int64(0, 0),
+                     s1 = new int64(0, 0),
+                     Ch = new int64(0, 0),
+                     Maj = new int64(0, 0),
+                     r1 = new int64(0, 0),
+                     r2 = new int64(0, 0),
+                     r3 = new int64(0, 0);
 
-               if (s) {
-                 tags['ideditor:walkthrough_completed'] = s;
-               }
+                 if (sha512_k === undefined) {
+                   //SHA512 constants
+                   sha512_k = [new int64(0x428a2f98, -685199838), new int64(0x71374491, 0x23ef65cd), new int64(-1245643825, -330482897), new int64(-373957723, -2121671748), new int64(0x3956c25b, -213338824), new int64(0x59f111f1, -1241133031), new int64(-1841331548, -1357295717), new int64(-1424204075, -630357736), new int64(-670586216, -1560083902), new int64(0x12835b01, 0x45706fbe), new int64(0x243185be, 0x4ee4b28c), new int64(0x550c7dc3, -704662302), new int64(0x72be5d74, -226784913), new int64(-2132889090, 0x3b1696b1), new int64(-1680079193, 0x25c71235), new int64(-1046744716, -815192428), new int64(-459576895, -1628353838), new int64(-272742522, 0x384f25e3), new int64(0xfc19dc6, -1953704523), new int64(0x240ca1cc, 0x77ac9c65), new int64(0x2de92c6f, 0x592b0275), new int64(0x4a7484aa, 0x6ea6e483), new int64(0x5cb0a9dc, -1119749164), new int64(0x76f988da, -2096016459), new int64(-1740746414, -295247957), new int64(-1473132947, 0x2db43210), new int64(-1341970488, -1728372417), new int64(-1084653625, -1091629340), new int64(-958395405, 0x3da88fc2), new int64(-710438585, -1828018395), new int64(0x6ca6351, -536640913), new int64(0x14292967, 0xa0e6e70), new int64(0x27b70a85, 0x46d22ffc), new int64(0x2e1b2138, 0x5c26c926), new int64(0x4d2c6dfc, 0x5ac42aed), new int64(0x53380d13, -1651133473), new int64(0x650a7354, -1951439906), new int64(0x766a0abb, 0x3c77b2a8), new int64(-2117940946, 0x47edaee6), new int64(-1838011259, 0x1482353b), new int64(-1564481375, 0x4cf10364), new int64(-1474664885, -1136513023), new int64(-1035236496, -789014639), new int64(-949202525, 0x654be30), new int64(-778901479, -688958952), new int64(-694614492, 0x5565a910), new int64(-200395387, 0x5771202a), new int64(0x106aa070, 0x32bbd1b8), new int64(0x19a4c116, -1194143544), new int64(0x1e376c08, 0x5141ab53), new int64(0x2748774c, -544281703), new int64(0x34b0bcb5, -509917016), new int64(0x391c0cb3, -976659869), new int64(0x4ed8aa4a, -482243893), new int64(0x5b9cca4f, 0x7763e373), new int64(0x682e6ff3, -692930397), new int64(0x748f82ee, 0x5defb2fc), new int64(0x78a5636f, 0x43172f60), new int64(-2067236844, -1578062990), new int64(-1933114872, 0x1a6439ec), new int64(-1866530822, 0x23631e28), new int64(-1538233109, -561857047), new int64(-1090935817, -1295615723), new int64(-965641998, -479046869), new int64(-903397682, -366583396), new int64(-779700025, 0x21c0c207), new int64(-354779690, -840897762), new int64(-176337025, -294727304), new int64(0x6f067aa, 0x72176fba), new int64(0xa637dc5, -1563912026), new int64(0x113f9804, -1090974290), new int64(0x1b710b35, 0x131c471b), new int64(0x28db77f5, 0x23047d84), new int64(0x32caab7b, 0x40c72493), new int64(0x3c9ebe0a, 0x15c9bebc), new int64(0x431d67c4, -1676669620), new int64(0x4cc5d4be, -885112138), new int64(0x597f299c, -60457430), new int64(0x5fcb6fab, 0x3ad6faec), new int64(0x6c44198c, 0x4a475817)];
+                 }
 
-               s = corePreferences('walkthrough_progress');
+                 for (i = 0; i < 80; i += 1) {
+                   W[i] = new int64(0, 0);
+                 } // append padding to the source string. The format is described in the FIPS.
 
-               if (s) {
-                 tags['ideditor:walkthrough_progress'] = s;
-               }
 
-               s = corePreferences('walkthrough_started');
+                 x[len >> 5] |= 0x80 << 24 - (len & 0x1f);
+                 x[(len + 128 >> 10 << 5) + 31] = len;
+                 l = x.length;
 
-               if (s) {
-                 tags['ideditor:walkthrough_started'] = s;
-               }
-             }
-           } else {
-             delete tags.changesets_count;
-           }
+                 for (i = 0; i < l; i += 32) {
+                   //32 dwords is the block size
+                   int64copy(a, H[0]);
+                   int64copy(b, H[1]);
+                   int64copy(c, H[2]);
+                   int64copy(d, H[3]);
+                   int64copy(e, H[4]);
+                   int64copy(f, H[5]);
+                   int64copy(g, H[6]);
+                   int64copy(h, H[7]);
 
-           if (!fastDeepEqual(context.changeset.tags, tags)) {
-             context.changeset = context.changeset.update({
-               tags: tags
-             });
-           }
-         }
+                   for (j = 0; j < 16; j += 1) {
+                     W[j].h = x[i + 2 * j];
+                     W[j].l = x[i + 2 * j + 1];
+                   }
 
-         commit.reset = function () {
-           context.changeset = null;
-         };
+                   for (j = 16; j < 80; j += 1) {
+                     //sigma1
+                     int64rrot(r1, W[j - 2], 19);
+                     int64revrrot(r2, W[j - 2], 29);
+                     int64shr(r3, W[j - 2], 6);
+                     s1.l = r1.l ^ r2.l ^ r3.l;
+                     s1.h = r1.h ^ r2.h ^ r3.h; //sigma0
 
-         return utilRebind(commit, dispatch$1, 'on');
-       }
+                     int64rrot(r1, W[j - 15], 1);
+                     int64rrot(r2, W[j - 15], 8);
+                     int64shr(r3, W[j - 15], 7);
+                     s0.l = r1.l ^ r2.l ^ r3.l;
+                     s0.h = r1.h ^ r2.h ^ r3.h;
+                     int64add4(W[j], s1, W[j - 7], s0, W[j - 16]);
+                   }
 
-       var globalIsFinite = global_1.isFinite;
+                   for (j = 0; j < 80; j += 1) {
+                     //Ch
+                     Ch.l = e.l & f.l ^ ~e.l & g.l;
+                     Ch.h = e.h & f.h ^ ~e.h & g.h; //Sigma1
 
-       // `Number.isFinite` method
-       // https://tc39.es/ecma262/#sec-number.isfinite
-       var numberIsFinite = Number.isFinite || function isFinite(it) {
-         return typeof it == 'number' && globalIsFinite(it);
-       };
+                     int64rrot(r1, e, 14);
+                     int64rrot(r2, e, 18);
+                     int64revrrot(r3, e, 9);
+                     s1.l = r1.l ^ r2.l ^ r3.l;
+                     s1.h = r1.h ^ r2.h ^ r3.h; //Sigma0
 
-       // `Number.isFinite` method
-       // https://tc39.es/ecma262/#sec-number.isfinite
-       _export({ target: 'Number', stat: true }, { isFinite: numberIsFinite });
-
-       var RADIUS = 6378137;
-       var FLATTENING = 1 / 298.257223563;
-       var POLAR_RADIUS$1 = 6356752.3142;
-       var wgs84 = {
-         RADIUS: RADIUS,
-         FLATTENING: FLATTENING,
-         POLAR_RADIUS: POLAR_RADIUS$1
-       };
+                     int64rrot(r1, a, 28);
+                     int64revrrot(r2, a, 2);
+                     int64revrrot(r3, a, 7);
+                     s0.l = r1.l ^ r2.l ^ r3.l;
+                     s0.h = r1.h ^ r2.h ^ r3.h; //Maj
 
-       var geometry_1 = geometry;
-       var ring = ringArea;
+                     Maj.l = a.l & b.l ^ a.l & c.l ^ b.l & c.l;
+                     Maj.h = a.h & b.h ^ a.h & c.h ^ b.h & c.h;
+                     int64add5(T1, h, s1, Ch, sha512_k[j], W[j]);
+                     int64add(T2, s0, Maj);
+                     int64copy(h, g);
+                     int64copy(g, f);
+                     int64copy(f, e);
+                     int64add(e, d, T1);
+                     int64copy(d, c);
+                     int64copy(c, b);
+                     int64copy(b, a);
+                     int64add(a, T1, T2);
+                   }
 
-       function geometry(_) {
-         var area = 0,
-             i;
+                   int64add(H[0], H[0], a);
+                   int64add(H[1], H[1], b);
+                   int64add(H[2], H[2], c);
+                   int64add(H[3], H[3], d);
+                   int64add(H[4], H[4], e);
+                   int64add(H[5], H[5], f);
+                   int64add(H[6], H[6], g);
+                   int64add(H[7], H[7], h);
+                 } //represent the hash as an array of 32-bit dwords
 
-         switch (_.type) {
-           case 'Polygon':
-             return polygonArea(_.coordinates);
 
-           case 'MultiPolygon':
-             for (i = 0; i < _.coordinates.length; i++) {
-               area += polygonArea(_.coordinates[i]);
-             }
+                 for (i = 0; i < 8; i += 1) {
+                   hash[2 * i] = H[i].h;
+                   hash[2 * i + 1] = H[i].l;
+                 }
 
-             return area;
+                 return hash;
+               } //A constructor for 64-bit numbers
 
-           case 'Point':
-           case 'MultiPoint':
-           case 'LineString':
-           case 'MultiLineString':
-             return 0;
 
-           case 'GeometryCollection':
-             for (i = 0; i < _.geometries.length; i++) {
-               area += geometry(_.geometries[i]);
-             }
+               function int64(h, l) {
+                 this.h = h;
+                 this.l = l; //this.toString = int64toString;
+               } //Copies src into dst, assuming both are 64-bit numbers
 
-             return area;
-         }
-       }
 
-       function polygonArea(coords) {
-         var area = 0;
+               function int64copy(dst, src) {
+                 dst.h = src.h;
+                 dst.l = src.l;
+               } //Right-rotates a 64-bit number by shift
+               //Won't handle cases of shift>=32
+               //The function revrrot() is for that
 
-         if (coords && coords.length > 0) {
-           area += Math.abs(ringArea(coords[0]));
 
-           for (var i = 1; i < coords.length; i++) {
-             area -= Math.abs(ringArea(coords[i]));
-           }
-         }
+               function int64rrot(dst, x, shift) {
+                 dst.l = x.l >>> shift | x.h << 32 - shift;
+                 dst.h = x.h >>> shift | x.l << 32 - shift;
+               } //Reverses the dwords of the source and then rotates right by shift.
+               //This is equivalent to rotation by 32+shift
 
-         return area;
-       }
-       /**
-        * Calculate the approximate area of the polygon were it projected onto
-        *     the earth.  Note that this area will be positive if ring is oriented
-        *     clockwise, otherwise it will be negative.
-        *
-        * Reference:
-        * Robert. G. Chamberlain and William H. Duquette, "Some Algorithms for
-        *     Polygons on a Sphere", JPL Publication 07-03, Jet Propulsion
-        *     Laboratory, Pasadena, CA, June 2007 http://trs-new.jpl.nasa.gov/dspace/handle/2014/40409
-        *
-        * Returns:
-        * {float} The approximate signed geodesic area of the polygon in square
-        *     meters.
-        */
 
+               function int64revrrot(dst, x, shift) {
+                 dst.l = x.h >>> shift | x.l << 32 - shift;
+                 dst.h = x.l >>> shift | x.h << 32 - shift;
+               } //Bitwise-shifts right a 64-bit number by shift
+               //Won't handle shift>=32, but it's never needed in SHA512
 
-       function ringArea(coords) {
-         var p1,
-             p2,
-             p3,
-             lowerIndex,
-             middleIndex,
-             upperIndex,
-             i,
-             area = 0,
-             coordsLength = coords.length;
 
-         if (coordsLength > 2) {
-           for (i = 0; i < coordsLength; i++) {
-             if (i === coordsLength - 2) {
-               // i = N-2
-               lowerIndex = coordsLength - 2;
-               middleIndex = coordsLength - 1;
-               upperIndex = 0;
-             } else if (i === coordsLength - 1) {
-               // i = N-1
-               lowerIndex = coordsLength - 1;
-               middleIndex = 0;
-               upperIndex = 1;
-             } else {
-               // i = 0 to N-3
-               lowerIndex = i;
-               middleIndex = i + 1;
-               upperIndex = i + 2;
-             }
+               function int64shr(dst, x, shift) {
+                 dst.l = x.l >>> shift | x.h << 32 - shift;
+                 dst.h = x.h >>> shift;
+               } //Adds two 64-bit numbers
+               //Like the original implementation, does not rely on 32-bit operations
 
-             p1 = coords[lowerIndex];
-             p2 = coords[middleIndex];
-             p3 = coords[upperIndex];
-             area += (rad(p3[0]) - rad(p1[0])) * Math.sin(rad(p2[1]));
-           }
 
-           area = area * wgs84.RADIUS * wgs84.RADIUS / 2;
-         }
+               function int64add(dst, x, y) {
+                 var w0 = (x.l & 0xffff) + (y.l & 0xffff);
+                 var w1 = (x.l >>> 16) + (y.l >>> 16) + (w0 >>> 16);
+                 var w2 = (x.h & 0xffff) + (y.h & 0xffff) + (w1 >>> 16);
+                 var w3 = (x.h >>> 16) + (y.h >>> 16) + (w2 >>> 16);
+                 dst.l = w0 & 0xffff | w1 << 16;
+                 dst.h = w2 & 0xffff | w3 << 16;
+               } //Same, except with 4 addends. Works faster than adding them one by one.
 
-         return area;
-       }
 
-       function rad(_) {
-         return _ * Math.PI / 180;
-       }
+               function int64add4(dst, a, b, c, d) {
+                 var w0 = (a.l & 0xffff) + (b.l & 0xffff) + (c.l & 0xffff) + (d.l & 0xffff);
+                 var w1 = (a.l >>> 16) + (b.l >>> 16) + (c.l >>> 16) + (d.l >>> 16) + (w0 >>> 16);
+                 var w2 = (a.h & 0xffff) + (b.h & 0xffff) + (c.h & 0xffff) + (d.h & 0xffff) + (w1 >>> 16);
+                 var w3 = (a.h >>> 16) + (b.h >>> 16) + (c.h >>> 16) + (d.h >>> 16) + (w2 >>> 16);
+                 dst.l = w0 & 0xffff | w1 << 16;
+                 dst.h = w2 & 0xffff | w3 << 16;
+               } //Same, except with 5 addends
 
-       var geojsonArea = {
-         geometry: geometry_1,
-         ring: ring
-       };
 
-       var validateCenter_1 = function validateCenter(center) {
-         var validCenterLengths = [2, 3];
+               function int64add5(dst, a, b, c, d, e) {
+                 var w0 = (a.l & 0xffff) + (b.l & 0xffff) + (c.l & 0xffff) + (d.l & 0xffff) + (e.l & 0xffff),
+                     w1 = (a.l >>> 16) + (b.l >>> 16) + (c.l >>> 16) + (d.l >>> 16) + (e.l >>> 16) + (w0 >>> 16),
+                     w2 = (a.h & 0xffff) + (b.h & 0xffff) + (c.h & 0xffff) + (d.h & 0xffff) + (e.h & 0xffff) + (w1 >>> 16),
+                     w3 = (a.h >>> 16) + (b.h >>> 16) + (c.h >>> 16) + (d.h >>> 16) + (e.h >>> 16) + (w2 >>> 16);
+                 dst.l = w0 & 0xffff | w1 << 16;
+                 dst.h = w2 & 0xffff | w3 << 16;
+               }
+             },
 
-         if (!Array.isArray(center) || !validCenterLengths.includes(center.length)) {
-           throw new Error("ERROR! Center has to be an array of length two or three");
-         }
+             /**
+              * @class Hashes.RMD160
+              * @constructor
+              * @param {Object} [config]
+              *
+              * A JavaScript implementation of the RIPEMD-160 Algorithm
+              * Version 2.2 Copyright Jeremy Lin, Paul Johnston 2000 - 2009.
+              * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+              * See http://pajhome.org.uk/crypt/md5 for details.
+              * Also http://www.ocf.berkeley.edu/~jjlin/jsotp/
+              */
+             RMD160: function RMD160(options) {
+               /**
+                * Private properties configuration variables. You may need to tweak these to be compatible with
+                * the server-side, but the defaults work in most cases.
+                * @see this.setUpperCase() method
+                * @see this.setPad() method
+                */
+               options && typeof options.uppercase === 'boolean' ? options.uppercase : false;
 
-         var _center = _slicedToArray(center, 2),
-             lng = _center[0],
-             lat = _center[1];
+               var /* hexadecimal output case format. false - lowercase; true - uppercase  */
+               b64pad = options && typeof options.pad === 'string' ? options.pa : '=',
 
-         if (typeof lng !== "number" || typeof lat !== "number") {
-           throw new Error("ERROR! Longitude and Latitude has to be numbers but where ".concat(_typeof(lng), " and ").concat(_typeof(lat)));
-         }
+               /* base-64 pad character. Default '=' for strict RFC compliance   */
+               utf8 = options && typeof options.utf8 === 'boolean' ? options.utf8 : true,
 
-         if (lng > 180 || lng < -180) {
-           throw new Error("ERROR! Longitude has to be between -180 and 180 but was ".concat(lng));
-         }
+               /* enable/disable utf8 encoding */
+               rmd160_r1 = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 7, 4, 13, 1, 10, 6, 15, 3, 12, 0, 9, 5, 2, 14, 11, 8, 3, 10, 14, 4, 9, 15, 8, 1, 2, 7, 0, 6, 13, 11, 5, 12, 1, 9, 11, 10, 0, 8, 12, 4, 13, 3, 7, 15, 14, 5, 6, 2, 4, 0, 5, 9, 7, 12, 2, 10, 14, 1, 3, 8, 11, 6, 15, 13],
+                   rmd160_r2 = [5, 14, 7, 0, 9, 2, 11, 4, 13, 6, 15, 8, 1, 10, 3, 12, 6, 11, 3, 7, 0, 13, 5, 10, 14, 15, 8, 12, 4, 9, 1, 2, 15, 5, 1, 3, 7, 14, 6, 9, 11, 8, 12, 2, 10, 0, 4, 13, 8, 6, 4, 1, 3, 11, 15, 0, 5, 12, 2, 13, 9, 7, 10, 14, 12, 15, 10, 4, 1, 5, 8, 7, 6, 2, 13, 14, 0, 3, 9, 11],
+                   rmd160_s1 = [11, 14, 15, 12, 5, 8, 7, 9, 11, 13, 14, 15, 6, 7, 9, 8, 7, 6, 8, 13, 11, 9, 7, 15, 7, 12, 15, 9, 11, 7, 13, 12, 11, 13, 6, 7, 14, 9, 13, 15, 14, 8, 13, 6, 5, 12, 7, 5, 11, 12, 14, 15, 14, 15, 9, 8, 9, 14, 5, 6, 8, 6, 5, 12, 9, 15, 5, 11, 6, 8, 13, 12, 5, 12, 13, 14, 11, 8, 5, 6],
+                   rmd160_s2 = [8, 9, 9, 11, 13, 15, 15, 5, 7, 7, 8, 11, 14, 14, 12, 6, 9, 13, 15, 7, 12, 8, 9, 11, 7, 7, 12, 7, 6, 15, 13, 11, 9, 7, 15, 11, 8, 6, 6, 14, 12, 13, 5, 14, 13, 13, 7, 5, 15, 5, 8, 11, 14, 14, 6, 14, 6, 9, 12, 9, 12, 5, 15, 8, 8, 5, 12, 9, 12, 5, 14, 6, 8, 13, 6, 5, 15, 13, 11, 11];
+               /* privileged (public) methods */
 
-         if (lat > 90 || lat < -90) {
-           throw new Error("ERROR! Latitude has to be between -90 and 90 but was ".concat(lat));
-         }
-       };
+               this.hex = function (s) {
+                 return rstr2hex(rstr(s));
+               };
 
-       var validateCenter = {
-         validateCenter: validateCenter_1
-       };
+               this.b64 = function (s) {
+                 return rstr2b64(rstr(s), b64pad);
+               };
 
-       var validateRadius_1 = function validateRadius(radius) {
-         if (typeof radius !== "number") {
-           throw new Error("ERROR! Radius has to be a positive number but was: ".concat(_typeof(radius)));
-         }
+               this.any = function (s, e) {
+                 return rstr2any(rstr(s), e);
+               };
 
-         if (radius <= 0) {
-           throw new Error("ERROR! Radius has to be a positive number but was: ".concat(radius));
-         }
-       };
+               this.raw = function (s) {
+                 return rstr(s);
+               };
 
-       var validateRadius = {
-         validateRadius: validateRadius_1
-       };
+               this.hex_hmac = function (k, d) {
+                 return rstr2hex(rstr_hmac(k, d));
+               };
 
-       var validateNumberOfEdges_1 = function validateNumberOfEdges(numberOfEdges) {
-         if (typeof numberOfEdges !== "number") {
-           var ARGUMENT_TYPE = Array.isArray(numberOfEdges) ? "array" : _typeof(numberOfEdges);
-           throw new Error("ERROR! Number of edges has to be a number but was: ".concat(ARGUMENT_TYPE));
-         }
+               this.b64_hmac = function (k, d) {
+                 return rstr2b64(rstr_hmac(k, d), b64pad);
+               };
 
-         if (numberOfEdges < 3) {
-           throw new Error("ERROR! Number of edges has to be at least 3 but was: ".concat(numberOfEdges));
-         }
-       };
+               this.any_hmac = function (k, d, e) {
+                 return rstr2any(rstr_hmac(k, d), e);
+               };
+               /**
+                * Perform a simple self-test to see if the VM is working
+                * @return {String} Hexadecimal hash sample
+                * @public
+                */
 
-       var validateNumberOfEdges = {
-         validateNumberOfEdges: validateNumberOfEdges_1
-       };
 
-       var validateEarthRadius_1 = function validateEarthRadius(earthRadius) {
-         if (typeof earthRadius !== "number") {
-           var ARGUMENT_TYPE = Array.isArray(earthRadius) ? "array" : _typeof(earthRadius);
-           throw new Error("ERROR! Earth radius has to be a number but was: ".concat(ARGUMENT_TYPE));
-         }
+               this.vm_test = function () {
+                 return hex('abc').toLowerCase() === '900150983cd24fb0d6963f7d28e17f72';
+               };
+               /**
+                * @description Enable/disable uppercase hexadecimal returned string
+                * @param {boolean}
+                * @return {Object} this
+                * @public
+                */
 
-         if (earthRadius <= 0) {
-           throw new Error("ERROR! Earth radius has to be a positive number but was: ".concat(earthRadius));
-         }
-       };
 
-       var validateEarthRadius = {
-         validateEarthRadius: validateEarthRadius_1
-       };
+               this.setUpperCase = function (a) {
 
-       var validateBearing_1 = function validateBearing(bearing) {
-         if (typeof bearing !== "number") {
-           var ARGUMENT_TYPE = Array.isArray(bearing) ? "array" : _typeof(bearing);
-           throw new Error("ERROR! Bearing has to be a number but was: ".concat(ARGUMENT_TYPE));
-         }
-       };
+                 return this;
+               };
+               /**
+                * @description Defines a base64 pad string
+                * @param {string} Pad
+                * @return {Object} this
+                * @public
+                */
 
-       var validateBearing = {
-         validateBearing: validateBearing_1
-       };
 
-       var validateCenter$1 = validateCenter.validateCenter;
-       var validateRadius$1 = validateRadius.validateRadius;
-       var validateNumberOfEdges$1 = validateNumberOfEdges.validateNumberOfEdges;
-       var validateEarthRadius$1 = validateEarthRadius.validateEarthRadius;
-       var validateBearing$1 = validateBearing.validateBearing;
+               this.setPad = function (a) {
+                 if (typeof a !== 'undefined') {
+                   b64pad = a;
+                 }
 
-       function validateInput(_ref) {
-         var center = _ref.center,
-             radius = _ref.radius,
-             numberOfEdges = _ref.numberOfEdges,
-             earthRadius = _ref.earthRadius,
-             bearing = _ref.bearing;
-         validateCenter$1(center);
-         validateRadius$1(radius);
-         validateNumberOfEdges$1(numberOfEdges);
-         validateEarthRadius$1(earthRadius);
-         validateBearing$1(bearing);
-       }
-
-       var validateCenter_1$1 = validateCenter$1;
-       var validateRadius_1$1 = validateRadius$1;
-       var validateNumberOfEdges_1$1 = validateNumberOfEdges$1;
-       var validateEarthRadius_1$1 = validateEarthRadius$1;
-       var validateBearing_1$1 = validateBearing$1;
-       var validateInput_1 = validateInput;
-       var inputValidation = {
-         validateCenter: validateCenter_1$1,
-         validateRadius: validateRadius_1$1,
-         validateNumberOfEdges: validateNumberOfEdges_1$1,
-         validateEarthRadius: validateEarthRadius_1$1,
-         validateBearing: validateBearing_1$1,
-         validateInput: validateInput_1
-       };
+                 return this;
+               };
+               /**
+                * @description Defines a base64 pad string
+                * @param {boolean}
+                * @return {Object} this
+                * @public
+                */
 
-       var validateInput$1 = inputValidation.validateInput;
-       var defaultEarthRadius = 6378137; // equatorial Earth radius
 
-       function toRadians(angleInDegrees) {
-         return angleInDegrees * Math.PI / 180;
-       }
+               this.setUTF8 = function (a) {
+                 if (typeof a === 'boolean') {
+                   utf8 = a;
+                 }
 
-       function toDegrees(angleInRadians) {
-         return angleInRadians * 180 / Math.PI;
-       }
+                 return this;
+               };
+               /* private methods */
 
-       function offset(c1, distance, earthRadius, bearing) {
-         var lat1 = toRadians(c1[1]);
-         var lon1 = toRadians(c1[0]);
-         var dByR = distance / earthRadius;
-         var lat = Math.asin(Math.sin(lat1) * Math.cos(dByR) + Math.cos(lat1) * Math.sin(dByR) * Math.cos(bearing));
-         var lon = lon1 + Math.atan2(Math.sin(bearing) * Math.sin(dByR) * Math.cos(lat1), Math.cos(dByR) - Math.sin(lat1) * Math.sin(lat));
-         return [toDegrees(lon), toDegrees(lat)];
-       }
+               /**
+                * Calculate the rmd160 of a raw string
+                */
 
-       var circleToPolygon = function circleToPolygon(center, radius, options) {
-         var n = getNumberOfEdges(options);
-         var earthRadius = getEarthRadius(options);
-         var bearing = getBearing(options); // validateInput() throws error on invalid input and do nothing on valid input
 
-         validateInput$1({
-           center: center,
-           radius: radius,
-           numberOfEdges: n,
-           earthRadius: earthRadius,
-           bearing: bearing
-         });
-         var start = toRadians(bearing);
-         var coordinates = [];
+               function rstr(s) {
+                 s = utf8 ? utf8Encode(s) : s;
+                 return binl2rstr(binl(rstr2binl(s), s.length * 8));
+               }
+               /**
+                * Calculate the HMAC-rmd160 of a key and some data (raw strings)
+                */
 
-         for (var i = 0; i < n; ++i) {
-           coordinates.push(offset(center, radius, earthRadius, start + 2 * Math.PI * -i / n));
-         }
 
-         coordinates.push(coordinates[0]);
-         return {
-           type: "Polygon",
-           coordinates: [coordinates]
-         };
-       };
+               function rstr_hmac(key, data) {
+                 key = utf8 ? utf8Encode(key) : key;
+                 data = utf8 ? utf8Encode(data) : data;
+                 var i,
+                     hash,
+                     bkey = rstr2binl(key),
+                     ipad = Array(16),
+                     opad = Array(16);
 
-       function getNumberOfEdges(options) {
-         if (options === undefined) {
-           return 32;
-         } else if (isObjectNotArray(options)) {
-           var numberOfEdges = options.numberOfEdges;
-           return numberOfEdges === undefined ? 32 : numberOfEdges;
-         }
+                 if (bkey.length > 16) {
+                   bkey = binl(bkey, key.length * 8);
+                 }
 
-         return options;
-       }
+                 for (i = 0; i < 16; i += 1) {
+                   ipad[i] = bkey[i] ^ 0x36363636;
+                   opad[i] = bkey[i] ^ 0x5C5C5C5C;
+                 }
 
-       function getEarthRadius(options) {
-         if (options === undefined) {
-           return defaultEarthRadius;
-         } else if (isObjectNotArray(options)) {
-           var earthRadius = options.earthRadius;
-           return earthRadius === undefined ? defaultEarthRadius : earthRadius;
-         }
+                 hash = binl(ipad.concat(rstr2binl(data)), 512 + data.length * 8);
+                 return binl2rstr(binl(opad.concat(hash), 512 + 160));
+               }
+               /**
+                * Convert an array of little-endian words to a string
+                */
 
-         return defaultEarthRadius;
-       }
 
-       function getBearing(options) {
-         if (options === undefined) {
-           return 0;
-         } else if (isObjectNotArray(options)) {
-           var bearing = options.bearing;
-           return bearing === undefined ? 0 : bearing;
-         }
+               function binl2rstr(input) {
+                 var i,
+                     output = '',
+                     l = input.length * 32;
 
-         return 0;
-       }
+                 for (i = 0; i < l; i += 8) {
+                   output += String.fromCharCode(input[i >> 5] >>> i % 32 & 0xFF);
+                 }
 
-       function isObjectNotArray(argument) {
-         return _typeof(argument) === "object" && !Array.isArray(argument);
-       }
+                 return output;
+               }
+               /**
+                * Calculate the RIPE-MD160 of an array of little-endian words, and a bit length.
+                */
 
-       // `Number.EPSILON` constant
-       // https://tc39.es/ecma262/#sec-number.epsilon
-       _export({ target: 'Number', stat: true }, {
-         EPSILON: Math.pow(2, -52)
-       });
 
-       /**
-        * splaytree v3.1.0
-        * Fast Splay tree for Node and browser
-        *
-        * @author Alexander Milevski <info@w8r.name>
-        * @license MIT
-        * @preserve
-        */
-       var Node$1 =
-       /** @class */
-       function () {
-         function Node(key, data) {
-           this.next = null;
-           this.key = key;
-           this.data = data;
-           this.left = null;
-           this.right = null;
-         }
+               function binl(x, len) {
+                 var T,
+                     j,
+                     i,
+                     l,
+                     h0 = 0x67452301,
+                     h1 = 0xefcdab89,
+                     h2 = 0x98badcfe,
+                     h3 = 0x10325476,
+                     h4 = 0xc3d2e1f0,
+                     A1,
+                     B1,
+                     C1,
+                     D1,
+                     E1,
+                     A2,
+                     B2,
+                     C2,
+                     D2,
+                     E2;
+                 /* append padding */
 
-         return Node;
-       }();
-       /* follows "An implementation of top-down splaying"
-        * by D. Sleator <sleator@cs.cmu.edu> March 1992
-        */
+                 x[len >> 5] |= 0x80 << len % 32;
+                 x[(len + 64 >>> 9 << 4) + 14] = len;
+                 l = x.length;
 
+                 for (i = 0; i < l; i += 16) {
+                   A1 = A2 = h0;
+                   B1 = B2 = h1;
+                   C1 = C2 = h2;
+                   D1 = D2 = h3;
+                   E1 = E2 = h4;
 
-       function DEFAULT_COMPARE$1(a, b) {
-         return a > b ? 1 : a < b ? -1 : 0;
-       }
-       /**
-        * Simple top down splay, not requiring i to be in the tree t.
-        */
+                   for (j = 0; j <= 79; j += 1) {
+                     T = safe_add(A1, rmd160_f(j, B1, C1, D1));
+                     T = safe_add(T, x[i + rmd160_r1[j]]);
+                     T = safe_add(T, rmd160_K1(j));
+                     T = safe_add(bit_rol(T, rmd160_s1[j]), E1);
+                     A1 = E1;
+                     E1 = D1;
+                     D1 = bit_rol(C1, 10);
+                     C1 = B1;
+                     B1 = T;
+                     T = safe_add(A2, rmd160_f(79 - j, B2, C2, D2));
+                     T = safe_add(T, x[i + rmd160_r2[j]]);
+                     T = safe_add(T, rmd160_K2(j));
+                     T = safe_add(bit_rol(T, rmd160_s2[j]), E2);
+                     A2 = E2;
+                     E2 = D2;
+                     D2 = bit_rol(C2, 10);
+                     C2 = B2;
+                     B2 = T;
+                   }
 
+                   T = safe_add(h1, safe_add(C1, D2));
+                   h1 = safe_add(h2, safe_add(D1, E2));
+                   h2 = safe_add(h3, safe_add(E1, A2));
+                   h3 = safe_add(h4, safe_add(A1, B2));
+                   h4 = safe_add(h0, safe_add(B1, C2));
+                   h0 = T;
+                 }
 
-       function splay(i, t, comparator) {
-         var N = new Node$1(null, null);
-         var l = N;
-         var r = N;
+                 return [h0, h1, h2, h3, h4];
+               } // specific algorithm methods
 
-         while (true) {
-           var cmp = comparator(i, t.key); //if (i < t.key) {
 
-           if (cmp < 0) {
-             if (t.left === null) break; //if (i < t.left.key) {
+               function rmd160_f(j, x, y, z) {
+                 return 0 <= j && j <= 15 ? x ^ y ^ z : 16 <= j && j <= 31 ? x & y | ~x & z : 32 <= j && j <= 47 ? (x | ~y) ^ z : 48 <= j && j <= 63 ? x & z | y & ~z : 64 <= j && j <= 79 ? x ^ (y | ~z) : 'rmd160_f: j out of range';
+               }
 
-             if (comparator(i, t.left.key) < 0) {
-               var y = t.left;
-               /* rotate right */
+               function rmd160_K1(j) {
+                 return 0 <= j && j <= 15 ? 0x00000000 : 16 <= j && j <= 31 ? 0x5a827999 : 32 <= j && j <= 47 ? 0x6ed9eba1 : 48 <= j && j <= 63 ? 0x8f1bbcdc : 64 <= j && j <= 79 ? 0xa953fd4e : 'rmd160_K1: j out of range';
+               }
 
-               t.left = y.right;
-               y.right = t;
-               t = y;
-               if (t.left === null) break;
+               function rmd160_K2(j) {
+                 return 0 <= j && j <= 15 ? 0x50a28be6 : 16 <= j && j <= 31 ? 0x5c4dd124 : 32 <= j && j <= 47 ? 0x6d703ef3 : 48 <= j && j <= 63 ? 0x7a6d76e9 : 64 <= j && j <= 79 ? 0x00000000 : 'rmd160_K2: j out of range';
+               }
              }
+           }; // exposes Hashes
 
-             r.left = t;
-             /* link right */
+           (function (window, undefined$1) {
+             var freeExports = false;
 
-             r = t;
-             t = t.left; //} else if (i > t.key) {
-           } else if (cmp > 0) {
-             if (t.right === null) break; //if (i > t.right.key) {
+             {
+               freeExports = exports;
 
-             if (comparator(i, t.right.key) > 0) {
-               var y = t.right;
-               /* rotate left */
+               if (exports && _typeof(commonjsGlobal) === 'object' && commonjsGlobal && commonjsGlobal === commonjsGlobal.global) {
+                 window = commonjsGlobal;
+               }
+             }
 
-               t.right = y.left;
-               y.left = t;
-               t = y;
-               if (t.right === null) break;
+             if (typeof undefined$1 === 'function' && _typeof(undefined$1.amd) === 'object' && undefined$1.amd) {
+               // define as an anonymous module, so, through path mapping, it can be aliased
+               undefined$1(function () {
+                 return Hashes;
+               });
+             } else if (freeExports) {
+               // in Node.js or RingoJS v0.8.0+
+               if (module && module.exports === freeExports) {
+                 module.exports = Hashes;
+               } // in Narwhal or RingoJS v0.7.0-
+               else {
+                 freeExports.Hashes = Hashes;
+               }
+             } else {
+               // in a browser or Rhino
+               window.Hashes = Hashes;
              }
+           })(this);
+         })(); // IIFE
 
-             l.right = t;
-             /* link left */
+       })(hashes$1, hashes$1.exports);
 
-             l = t;
-             t = t.right;
-           } else break;
-         }
-         /* assemble */
+       var hashes = hashes$1.exports,
+           sha1 = new hashes.SHA1(); // # xtend
 
+       var hasOwnProperty$1 = Object.prototype.hasOwnProperty;
 
-         l.right = t.left;
-         r.left = t.right;
-         t.left = N.right;
-         t.right = N.left;
-         return t;
-       }
+       function xtend$1() {
+         var target = {};
 
-       function insert(i, data, t, comparator) {
-         var node = new Node$1(i, data);
+         for (var i = 0; i < arguments.length; i++) {
+           var source = arguments[i];
 
-         if (t === null) {
-           node.left = node.right = null;
-           return node;
+           for (var key in source) {
+             if (hasOwnProperty$1.call(source, key)) {
+               target[key] = source[key];
+             }
+           }
          }
 
-         t = splay(i, t, comparator);
-         var cmp = comparator(i, t.key);
+         return target;
+       }
 
-         if (cmp < 0) {
-           node.left = t.left;
-           node.right = t;
-           t.left = null;
-         } else if (cmp >= 0) {
-           node.right = t.right;
-           node.left = t;
-           t.right = null;
-         }
+       var ohauth$1 = {};
 
-         return node;
-       }
+       ohauth$1.qsString = function (obj) {
+         return Object.keys(obj).sort().map(function (key) {
+           return ohauth$1.percentEncode(key) + '=' + ohauth$1.percentEncode(obj[key]);
+         }).join('&');
+       };
 
-       function split$2(key, v, comparator) {
-         var left = null;
-         var right = null;
+       ohauth$1.stringQs = function (str) {
+         return str.split('&').filter(function (pair) {
+           return pair !== '';
+         }).reduce(function (obj, pair) {
+           var parts = pair.split('=');
+           obj[decodeURIComponent(parts[0])] = null === parts[1] ? '' : decodeURIComponent(parts[1]);
+           return obj;
+         }, {});
+       };
 
-         if (v) {
-           v = splay(key, v, comparator);
-           var cmp = comparator(v.key, key);
+       ohauth$1.rawxhr = function (method, url, data, headers, callback) {
+         var xhr = new XMLHttpRequest(),
+             twoHundred = /^20\d$/;
 
-           if (cmp === 0) {
-             left = v.left;
-             right = v.right;
-           } else if (cmp < 0) {
-             right = v.right;
-             v.right = null;
-             left = v;
-           } else {
-             left = v.left;
-             v.left = null;
-             right = v;
+         xhr.onreadystatechange = function () {
+           if (4 === xhr.readyState && 0 !== xhr.status) {
+             if (twoHundred.test(xhr.status)) callback(null, xhr);else return callback(xhr, null);
            }
-         }
-
-         return {
-           left: left,
-           right: right
          };
-       }
-
-       function merge$4(left, right, comparator) {
-         if (right === null) return left;
-         if (left === null) return right;
-         right = splay(left.key, right, comparator);
-         right.left = left;
-         return right;
-       }
-       /**
-        * Prints level of the tree
-        */
 
+         xhr.onerror = function (e) {
+           return callback(e, null);
+         };
 
-       function printRow(root, prefix, isTail, out, printNode) {
-         if (root) {
-           out("" + prefix + (isTail ? '└── ' : '├── ') + printNode(root) + "\n");
-           var indent = prefix + (isTail ? '    ' : '│   ');
-           if (root.left) printRow(root.left, indent, false, out, printNode);
-           if (root.right) printRow(root.right, indent, true, out, printNode);
-         }
-       }
-
-       var Tree =
-       /** @class */
-       function () {
-         function Tree(comparator) {
-           if (comparator === void 0) {
-             comparator = DEFAULT_COMPARE$1;
-           }
+         xhr.open(method, url, true);
 
-           this._root = null;
-           this._size = 0;
-           this._comparator = comparator;
+         for (var h in headers) {
+           xhr.setRequestHeader(h, headers[h]);
          }
-         /**
-          * Inserts a key, allows duplicates
-          */
 
+         xhr.send(data);
+         return xhr;
+       };
 
-         Tree.prototype.insert = function (key, data) {
-           this._size++;
-           return this._root = insert(key, data, this._root, this._comparator);
+       ohauth$1.xhr = function (method, url, auth, data, options, callback) {
+         var headers = options && options.header || {
+           'Content-Type': 'application/x-www-form-urlencoded'
          };
-         /**
-          * Adds a key, if it is not present in the tree
-          */
-
+         headers.Authorization = 'OAuth ' + ohauth$1.authHeader(auth);
+         return ohauth$1.rawxhr(method, url, data, headers, callback);
+       };
 
-         Tree.prototype.add = function (key, data) {
-           var node = new Node$1(key, data);
+       ohauth$1.nonce = function () {
+         for (var o = ''; o.length < 6;) {
+           o += '0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZabcdefghiklmnopqrstuvwxyz'[Math.floor(Math.random() * 61)];
+         }
 
-           if (this._root === null) {
-             node.left = node.right = null;
-             this._size++;
-             this._root = node;
-           }
+         return o;
+       };
 
-           var comparator = this._comparator;
-           var t = splay(key, this._root, comparator);
-           var cmp = comparator(key, t.key);
-           if (cmp === 0) this._root = t;else {
-             if (cmp < 0) {
-               node.left = t.left;
-               node.right = t;
-               t.left = null;
-             } else if (cmp > 0) {
-               node.right = t.right;
-               node.left = t;
-               t.right = null;
-             }
+       ohauth$1.authHeader = function (obj) {
+         return Object.keys(obj).sort().map(function (key) {
+           return encodeURIComponent(key) + '="' + encodeURIComponent(obj[key]) + '"';
+         }).join(', ');
+       };
 
-             this._size++;
-             this._root = node;
-           }
-           return this._root;
-         };
-         /**
-          * @param  {Key} key
-          * @return {Node|null}
-          */
+       ohauth$1.timestamp = function () {
+         return ~~(+new Date() / 1000);
+       };
 
+       ohauth$1.percentEncode = function (s) {
+         return encodeURIComponent(s).replace(/\!/g, '%21').replace(/\'/g, '%27').replace(/\*/g, '%2A').replace(/\(/g, '%28').replace(/\)/g, '%29');
+       };
 
-         Tree.prototype.remove = function (key) {
-           this._root = this._remove(key, this._root, this._comparator);
-         };
-         /**
-          * Deletes i from the tree if it's there
-          */
+       ohauth$1.baseString = function (method, url, params) {
+         if (params.oauth_signature) delete params.oauth_signature;
+         return [method, ohauth$1.percentEncode(url), ohauth$1.percentEncode(ohauth$1.qsString(params))].join('&');
+       };
 
+       ohauth$1.signature = function (oauth_secret, token_secret, baseString) {
+         return sha1.b64_hmac(ohauth$1.percentEncode(oauth_secret) + '&' + ohauth$1.percentEncode(token_secret), baseString);
+       };
+       /**
+        * Takes an options object for configuration (consumer_key,
+        * consumer_secret, version, signature_method, token, token_secret)
+        * and returns a function that generates the Authorization header
+        * for given data.
+        *
+        * The returned function takes these parameters:
+        * - method: GET/POST/...
+        * - uri: full URI with protocol, port, path and query string
+        * - extra_params: any extra parameters (that are passed in the POST data),
+        *   can be an object or a from-urlencoded string.
+        *
+        * Returned function returns full OAuth header with "OAuth" string in it.
+        */
 
-         Tree.prototype._remove = function (i, t, comparator) {
-           var x;
-           if (t === null) return null;
-           t = splay(i, t, comparator);
-           var cmp = comparator(i, t.key);
 
-           if (cmp === 0) {
-             /* found it */
-             if (t.left === null) {
-               x = t.right;
-             } else {
-               x = splay(i, t.left, comparator);
-               x.right = t.right;
-             }
+       ohauth$1.headerGenerator = function (options) {
+         options = options || {};
+         var consumer_key = options.consumer_key || '',
+             consumer_secret = options.consumer_secret || '',
+             signature_method = options.signature_method || 'HMAC-SHA1',
+             version = options.version || '1.0',
+             token = options.token || '',
+             token_secret = options.token_secret || '';
+         return function (method, uri, extra_params) {
+           method = method.toUpperCase();
 
-             this._size--;
-             return x;
+           if (typeof extra_params === 'string' && extra_params.length > 0) {
+             extra_params = ohauth$1.stringQs(extra_params);
            }
 
-           return t;
-           /* It wasn't there */
+           var uri_parts = uri.split('?', 2),
+               base_uri = uri_parts[0];
+           var query_params = uri_parts.length === 2 ? ohauth$1.stringQs(uri_parts[1]) : {};
+           var oauth_params = {
+             oauth_consumer_key: consumer_key,
+             oauth_signature_method: signature_method,
+             oauth_version: version,
+             oauth_timestamp: ohauth$1.timestamp(),
+             oauth_nonce: ohauth$1.nonce()
+           };
+           if (token) oauth_params.oauth_token = token;
+           var all_params = xtend$1({}, oauth_params, query_params, extra_params),
+               base_str = ohauth$1.baseString(method, base_uri, all_params);
+           oauth_params.oauth_signature = ohauth$1.signature(consumer_secret, token_secret, base_str);
+           return 'OAuth ' + ohauth$1.authHeader(oauth_params);
          };
-         /**
-          * Removes and returns the node with smallest key
-          */
-
+       };
 
-         Tree.prototype.pop = function () {
-           var node = this._root;
+       var ohauth_1 = ohauth$1;
 
-           if (node) {
-             while (node.left) {
-               node = node.left;
-             }
+       var resolveUrl$1 = {exports: {}};
 
-             this._root = splay(node.key, this._root, this._comparator);
-             this._root = this._remove(node.key, this._root, this._comparator);
-             return {
-               key: node.key,
-               data: node.data
-             };
+       (function (module, exports) {
+         // Copyright 2014 Simon Lydell
+         // X11 (“MIT”) Licensed. (See LICENSE.)
+         void function (root, factory) {
+           {
+             module.exports = factory();
            }
+         }(commonjsGlobal, function () {
+           function
+             /* ...urls */
+           resolveUrl() {
+             var numUrls = arguments.length;
 
-           return null;
-         };
-         /**
-          * Find without splaying
-          */
+             if (numUrls === 0) {
+               throw new Error("resolveUrl requires at least one argument; got none.");
+             }
 
+             var base = document.createElement("base");
+             base.href = arguments[0];
 
-         Tree.prototype.findStatic = function (key) {
-           var current = this._root;
-           var compare = this._comparator;
+             if (numUrls === 1) {
+               return base.href;
+             }
 
-           while (current) {
-             var cmp = compare(key, current.key);
-             if (cmp === 0) return current;else if (cmp < 0) current = current.left;else current = current.right;
-           }
+             var head = document.getElementsByTagName("head")[0];
+             head.insertBefore(base, head.firstChild);
+             var a = document.createElement("a");
+             var resolved;
 
-           return null;
-         };
+             for (var index = 1; index < numUrls; index++) {
+               a.href = arguments[index];
+               resolved = a.href;
+               base.href = resolved;
+             }
 
-         Tree.prototype.find = function (key) {
-           if (this._root) {
-             this._root = splay(key, this._root, this._comparator);
-             if (this._comparator(key, this._root.key) !== 0) return null;
+             head.removeChild(base);
+             return resolved;
            }
 
-           return this._root;
-         };
+           return resolveUrl;
+         });
+       })(resolveUrl$1);
 
-         Tree.prototype.contains = function (key) {
-           var current = this._root;
-           var compare = this._comparator;
+       var assign = make_assign();
+       var create$1 = make_create();
+       var trim$1 = make_trim();
+       var Global$5 = typeof window !== 'undefined' ? window : commonjsGlobal;
+       var util$6 = {
+         assign: assign,
+         create: create$1,
+         trim: trim$1,
+         bind: bind$1,
+         slice: slice$1,
+         each: each$7,
+         map: map,
+         pluck: pluck$1,
+         isList: isList$1,
+         isFunction: isFunction$1,
+         isObject: isObject$1,
+         Global: Global$5
+       };
 
-           while (current) {
-             var cmp = compare(key, current.key);
-             if (cmp === 0) return true;else if (cmp < 0) current = current.left;else current = current.right;
-           }
+       function make_assign() {
+         if (Object.assign) {
+           return Object.assign;
+         } else {
+           return function shimAssign(obj, props1, props2, etc) {
+             for (var i = 1; i < arguments.length; i++) {
+               each$7(Object(arguments[i]), function (val, key) {
+                 obj[key] = val;
+               });
+             }
 
-           return false;
-         };
+             return obj;
+           };
+         }
+       }
 
-         Tree.prototype.forEach = function (visitor, ctx) {
-           var current = this._root;
-           var Q = [];
-           /* Initialize stack s */
+       function make_create() {
+         if (Object.create) {
+           return function create(obj, assignProps1, assignProps2, etc) {
+             var assignArgsList = slice$1(arguments, 1);
+             return assign.apply(this, [Object.create(obj)].concat(assignArgsList));
+           };
+         } else {
+           var F = function F() {}; // eslint-disable-line no-inner-declarations
 
-           var done = false;
 
-           while (!done) {
-             if (current !== null) {
-               Q.push(current);
-               current = current.left;
-             } else {
-               if (Q.length !== 0) {
-                 current = Q.pop();
-                 visitor.call(ctx, current);
-                 current = current.right;
-               } else done = true;
-             }
-           }
+           return function create(obj, assignProps1, assignProps2, etc) {
+             var assignArgsList = slice$1(arguments, 1);
+             F.prototype = obj;
+             return assign.apply(this, [new F()].concat(assignArgsList));
+           };
+         }
+       }
 
-           return this;
+       function make_trim() {
+         if (String.prototype.trim) {
+           return function trim(str) {
+             return String.prototype.trim.call(str);
+           };
+         } else {
+           return function trim(str) {
+             return str.replace(/^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, '');
+           };
+         }
+       }
+
+       function bind$1(obj, fn) {
+         return function () {
+           return fn.apply(obj, Array.prototype.slice.call(arguments, 0));
          };
-         /**
-          * Walk key range from `low` to `high`. Stops if `fn` returns a value.
-          */
+       }
 
+       function slice$1(arr, index) {
+         return Array.prototype.slice.call(arr, index || 0);
+       }
 
-         Tree.prototype.range = function (low, high, fn, ctx) {
-           var Q = [];
-           var compare = this._comparator;
-           var node = this._root;
-           var cmp;
+       function each$7(obj, fn) {
+         pluck$1(obj, function (val, key) {
+           fn(val, key);
+           return false;
+         });
+       }
 
-           while (Q.length !== 0 || node) {
-             if (node) {
-               Q.push(node);
-               node = node.left;
-             } else {
-               node = Q.pop();
-               cmp = compare(node.key, high);
+       function map(obj, fn) {
+         var res = isList$1(obj) ? [] : {};
+         pluck$1(obj, function (v, k) {
+           res[k] = fn(v, k);
+           return false;
+         });
+         return res;
+       }
 
-               if (cmp > 0) {
-                 break;
-               } else if (compare(node.key, low) >= 0) {
-                 if (fn.call(ctx, node)) return this; // stop if smth is returned
+       function pluck$1(obj, fn) {
+         if (isList$1(obj)) {
+           for (var i = 0; i < obj.length; i++) {
+             if (fn(obj[i], i)) {
+               return obj[i];
+             }
+           }
+         } else {
+           for (var key in obj) {
+             if (obj.hasOwnProperty(key)) {
+               if (fn(obj[key], key)) {
+                 return obj[key];
                }
-
-               node = node.right;
              }
            }
+         }
+       }
 
-           return this;
-         };
-         /**
-          * Returns array of keys
-          */
+       function isList$1(val) {
+         return val != null && typeof val != 'function' && typeof val.length == 'number';
+       }
 
+       function isFunction$1(val) {
+         return val && {}.toString.call(val) === '[object Function]';
+       }
 
-         Tree.prototype.keys = function () {
-           var keys = [];
-           this.forEach(function (_a) {
-             var key = _a.key;
-             return keys.push(key);
-           });
-           return keys;
-         };
-         /**
-          * Returns array of all the data in the nodes
-          */
+       function isObject$1(val) {
+         return val && {}.toString.call(val) === '[object Object]';
+       }
 
+       var util$5 = util$6;
+       var slice = util$5.slice;
+       var pluck = util$5.pluck;
+       var each$6 = util$5.each;
+       var bind = util$5.bind;
+       var create = util$5.create;
+       var isList = util$5.isList;
+       var isFunction = util$5.isFunction;
+       var isObject = util$5.isObject;
+       var storeEngine = {
+         createStore: _createStore
+       };
+       var storeAPI = {
+         version: '2.0.12',
+         enabled: false,
+         // get returns the value of the given key. If that value
+         // is undefined, it returns optionalDefaultValue instead.
+         get: function get(key, optionalDefaultValue) {
+           var data = this.storage.read(this._namespacePrefix + key);
+           return this._deserialize(data, optionalDefaultValue);
+         },
+         // set will store the given value at key and returns value.
+         // Calling set with value === undefined is equivalent to calling remove.
+         set: function set(key, value) {
+           if (value === undefined) {
+             return this.remove(key);
+           }
 
-         Tree.prototype.values = function () {
-           var values = [];
-           this.forEach(function (_a) {
-             var data = _a.data;
-             return values.push(data);
+           this.storage.write(this._namespacePrefix + key, this._serialize(value));
+           return value;
+         },
+         // remove deletes the key and value stored at the given key.
+         remove: function remove(key) {
+           this.storage.remove(this._namespacePrefix + key);
+         },
+         // each will call the given callback once for each key-value pair
+         // in this store.
+         each: function each(callback) {
+           var self = this;
+           this.storage.each(function (val, namespacedKey) {
+             callback.call(self, self._deserialize(val), (namespacedKey || '').replace(self._namespaceRegexp, ''));
            });
-           return values;
-         };
+         },
+         // clearAll will remove all the stored key-value pairs in this store.
+         clearAll: function clearAll() {
+           this.storage.clearAll();
+         },
+         // additional functionality that can't live in plugins
+         // ---------------------------------------------------
+         // hasNamespace returns true if this store instance has the given namespace.
+         hasNamespace: function hasNamespace(namespace) {
+           return this._namespacePrefix == '__storejs_' + namespace + '_';
+         },
+         // createStore creates a store.js instance with the first
+         // functioning storage in the list of storage candidates,
+         // and applies the the given mixins to the instance.
+         createStore: function createStore() {
+           return _createStore.apply(this, arguments);
+         },
+         addPlugin: function addPlugin(plugin) {
+           this._addPlugin(plugin);
+         },
+         namespace: function namespace(_namespace) {
+           return _createStore(this.storage, this.plugins, _namespace);
+         }
+       };
 
-         Tree.prototype.min = function () {
-           if (this._root) return this.minNode(this._root).key;
-           return null;
-         };
+       function _warn() {
+         var _console = typeof console == 'undefined' ? null : console;
 
-         Tree.prototype.max = function () {
-           if (this._root) return this.maxNode(this._root).key;
-           return null;
-         };
+         if (!_console) {
+           return;
+         }
 
-         Tree.prototype.minNode = function (t) {
-           if (t === void 0) {
-             t = this._root;
-           }
+         var fn = _console.warn ? _console.warn : _console.log;
+         fn.apply(_console, arguments);
+       }
 
-           if (t) while (t.left) {
-             t = t.left;
-           }
-           return t;
-         };
+       function _createStore(storages, plugins, namespace) {
+         if (!namespace) {
+           namespace = '';
+         }
 
-         Tree.prototype.maxNode = function (t) {
-           if (t === void 0) {
-             t = this._root;
-           }
+         if (storages && !isList(storages)) {
+           storages = [storages];
+         }
 
-           if (t) while (t.right) {
-             t = t.right;
-           }
-           return t;
-         };
-         /**
-          * Returns node at given index
-          */
+         if (plugins && !isList(plugins)) {
+           plugins = [plugins];
+         }
 
+         var namespacePrefix = namespace ? '__storejs_' + namespace + '_' : '';
+         var namespaceRegexp = namespace ? new RegExp('^' + namespacePrefix) : null;
+         var legalNamespaces = /^[a-zA-Z0-9_\-]*$/; // alpha-numeric + underscore and dash
 
-         Tree.prototype.at = function (index) {
-           var current = this._root;
-           var done = false;
-           var i = 0;
-           var Q = [];
+         if (!legalNamespaces.test(namespace)) {
+           throw new Error('store.js namespaces can only have alphanumerics + underscores and dashes');
+         }
 
-           while (!done) {
-             if (current) {
-               Q.push(current);
-               current = current.left;
-             } else {
-               if (Q.length > 0) {
-                 current = Q.pop();
-                 if (i === index) return current;
-                 i++;
-                 current = current.right;
-               } else done = true;
+         var _privateStoreProps = {
+           _namespacePrefix: namespacePrefix,
+           _namespaceRegexp: namespaceRegexp,
+           _testStorage: function _testStorage(storage) {
+             try {
+               var testStr = '__storejs__test__';
+               storage.write(testStr, testStr);
+               var ok = storage.read(testStr) === testStr;
+               storage.remove(testStr);
+               return ok;
+             } catch (e) {
+               return false;
              }
-           }
+           },
+           _assignPluginFnProp: function _assignPluginFnProp(pluginFnProp, propName) {
+             var oldFn = this[propName];
 
-           return null;
-         };
+             this[propName] = function pluginFn() {
+               var args = slice(arguments, 0);
+               var self = this; // super_fn calls the old function which was overwritten by
+               // this mixin.
 
-         Tree.prototype.next = function (d) {
-           var root = this._root;
-           var successor = null;
+               function super_fn() {
+                 if (!oldFn) {
+                   return;
+                 }
 
-           if (d.right) {
-             successor = d.right;
+                 each$6(arguments, function (arg, i) {
+                   args[i] = arg;
+                 });
+                 return oldFn.apply(self, args);
+               } // Give mixing function access to super_fn by prefixing all mixin function
+               // arguments with super_fn.
 
-             while (successor.left) {
-               successor = successor.left;
+
+               var newFnArgs = [super_fn].concat(args);
+               return pluginFnProp.apply(self, newFnArgs);
+             };
+           },
+           _serialize: function _serialize(obj) {
+             return JSON.stringify(obj);
+           },
+           _deserialize: function _deserialize(strVal, defaultVal) {
+             if (!strVal) {
+               return defaultVal;
+             } // It is possible that a raw string value has been previously stored
+             // in a storage without using store.js, meaning it will be a raw
+             // string value instead of a JSON serialized string. By defaulting
+             // to the raw string value in case of a JSON parse error, we allow
+             // for past stored values to be forwards-compatible with store.js
+
+
+             var val = '';
+
+             try {
+               val = JSON.parse(strVal);
+             } catch (e) {
+               val = strVal;
              }
 
-             return successor;
-           }
+             return val !== undefined ? val : defaultVal;
+           },
+           _addStorage: function _addStorage(storage) {
+             if (this.enabled) {
+               return;
+             }
 
-           var comparator = this._comparator;
+             if (this._testStorage(storage)) {
+               this.storage = storage;
+               this.enabled = true;
+             }
+           },
+           _addPlugin: function _addPlugin(plugin) {
+             var self = this; // If the plugin is an array, then add all plugins in the array.
+             // This allows for a plugin to depend on other plugins.
 
-           while (root) {
-             var cmp = comparator(d.key, root.key);
-             if (cmp === 0) break;else if (cmp < 0) {
-               successor = root;
-               root = root.left;
-             } else root = root.right;
-           }
+             if (isList(plugin)) {
+               each$6(plugin, function (plugin) {
+                 self._addPlugin(plugin);
+               });
+               return;
+             } // Keep track of all plugins we've seen so far, so that we
+             // don't add any of them twice.
 
-           return successor;
-         };
 
-         Tree.prototype.prev = function (d) {
-           var root = this._root;
-           var predecessor = null;
+             var seenPlugin = pluck(this.plugins, function (seenPlugin) {
+               return plugin === seenPlugin;
+             });
 
-           if (d.left !== null) {
-             predecessor = d.left;
+             if (seenPlugin) {
+               return;
+             }
 
-             while (predecessor.right) {
-               predecessor = predecessor.right;
+             this.plugins.push(plugin); // Check that the plugin is properly formed
+
+             if (!isFunction(plugin)) {
+               throw new Error('Plugins must be function values that return objects');
              }
 
-             return predecessor;
-           }
+             var pluginProperties = plugin.call(this);
 
-           var comparator = this._comparator;
+             if (!isObject(pluginProperties)) {
+               throw new Error('Plugins must return an object of function properties');
+             } // Add the plugin function properties to this store instance.
 
-           while (root) {
-             var cmp = comparator(d.key, root.key);
-             if (cmp === 0) break;else if (cmp < 0) root = root.left;else {
-               predecessor = root;
-               root = root.right;
-             }
-           }
 
-           return predecessor;
-         };
+             each$6(pluginProperties, function (pluginFnProp, propName) {
+               if (!isFunction(pluginFnProp)) {
+                 throw new Error('Bad plugin property: ' + propName + ' from plugin ' + plugin.name + '. Plugins should only return functions.');
+               }
 
-         Tree.prototype.clear = function () {
-           this._root = null;
-           this._size = 0;
-           return this;
-         };
+               self._assignPluginFnProp(pluginFnProp, propName);
+             });
+           },
+           // Put deprecated properties in the private API, so as to not expose it to accidential
+           // discovery through inspection of the store object.
+           // Deprecated: addStorage
+           addStorage: function addStorage(storage) {
+             _warn('store.addStorage(storage) is deprecated. Use createStore([storages])');
 
-         Tree.prototype.toList = function () {
-           return toList(this._root);
+             this._addStorage(storage);
+           }
          };
-         /**
-          * Bulk-load items. Both array have to be same size
-          */
+         var store = create(_privateStoreProps, storeAPI, {
+           plugins: []
+         });
+         store.raw = {};
+         each$6(store, function (prop, propName) {
+           if (isFunction(prop)) {
+             store.raw[propName] = bind(store, prop);
+           }
+         });
+         each$6(storages, function (storage) {
+           store._addStorage(storage);
+         });
+         each$6(plugins, function (plugin) {
+           store._addPlugin(plugin);
+         });
+         return store;
+       }
 
+       var util$4 = util$6;
+       var Global$4 = util$4.Global;
+       var localStorage_1 = {
+         name: 'localStorage',
+         read: read$5,
+         write: write$5,
+         each: each$5,
+         remove: remove$5,
+         clearAll: clearAll$5
+       };
 
-         Tree.prototype.load = function (keys, values, presort) {
-           if (values === void 0) {
-             values = [];
-           }
+       function localStorage$1() {
+         return Global$4.localStorage;
+       }
 
-           if (presort === void 0) {
-             presort = false;
-           }
+       function read$5(key) {
+         return localStorage$1().getItem(key);
+       }
 
-           var size = keys.length;
-           var comparator = this._comparator; // sort if needed
+       function write$5(key, data) {
+         return localStorage$1().setItem(key, data);
+       }
 
-           if (presort) sort$1(keys, values, 0, size - 1, comparator);
+       function each$5(fn) {
+         for (var i = localStorage$1().length - 1; i >= 0; i--) {
+           var key = localStorage$1().key(i);
+           fn(read$5(key), key);
+         }
+       }
 
-           if (this._root === null) {
-             // empty tree
-             this._root = loadRecursive$1(keys, values, 0, size);
-             this._size = size;
-           } else {
-             // that re-builds the whole tree from two in-order traversals
-             var mergedList = mergeLists(this.toList(), createList(keys, values), comparator);
-             size = this._size + size;
-             this._root = sortedListToBST({
-               head: mergedList
-             }, 0, size);
-           }
+       function remove$5(key) {
+         return localStorage$1().removeItem(key);
+       }
 
-           return this;
-         };
+       function clearAll$5() {
+         return localStorage$1().clear();
+       }
 
-         Tree.prototype.isEmpty = function () {
-           return this._root === null;
-         };
+       // versions 6 and 7, where no localStorage, etc
+       // is available.
 
-         Object.defineProperty(Tree.prototype, "size", {
-           get: function get() {
-             return this._size;
-           },
-           enumerable: true,
-           configurable: true
-         });
-         Object.defineProperty(Tree.prototype, "root", {
-           get: function get() {
-             return this._root;
-           },
-           enumerable: true,
-           configurable: true
-         });
+       var util$3 = util$6;
+       var Global$3 = util$3.Global;
+       var oldFFGlobalStorage = {
+         name: 'oldFF-globalStorage',
+         read: read$4,
+         write: write$4,
+         each: each$4,
+         remove: remove$4,
+         clearAll: clearAll$4
+       };
+       var globalStorage = Global$3.globalStorage;
 
-         Tree.prototype.toString = function (printNode) {
-           if (printNode === void 0) {
-             printNode = function printNode(n) {
-               return String(n.key);
-             };
-           }
+       function read$4(key) {
+         return globalStorage[key];
+       }
 
-           var out = [];
-           printRow(this._root, '', true, function (v) {
-             return out.push(v);
-           }, printNode);
-           return out.join('');
-         };
+       function write$4(key, data) {
+         globalStorage[key] = data;
+       }
 
-         Tree.prototype.update = function (key, newKey, newData) {
-           var comparator = this._comparator;
+       function each$4(fn) {
+         for (var i = globalStorage.length - 1; i >= 0; i--) {
+           var key = globalStorage.key(i);
+           fn(globalStorage[key], key);
+         }
+       }
 
-           var _a = split$2(key, this._root, comparator),
-               left = _a.left,
-               right = _a.right;
+       function remove$4(key) {
+         return globalStorage.removeItem(key);
+       }
 
-           if (comparator(key, newKey) < 0) {
-             right = insert(newKey, newData, right, comparator);
-           } else {
-             left = insert(newKey, newData, left, comparator);
-           }
+       function clearAll$4() {
+         each$4(function (key, _) {
+           delete globalStorage[key];
+         });
+       }
 
-           this._root = merge$4(left, right, comparator);
-         };
+       // versions 6 and 7, where no localStorage, sessionStorage, etc
+       // is available.
 
-         Tree.prototype.split = function (key) {
-           return split$2(key, this._root, this._comparator);
-         };
+       var util$2 = util$6;
+       var Global$2 = util$2.Global;
+       var oldIEUserDataStorage = {
+         name: 'oldIE-userDataStorage',
+         write: write$3,
+         read: read$3,
+         each: each$3,
+         remove: remove$3,
+         clearAll: clearAll$3
+       };
+       var storageName = 'storejs';
+       var doc$1 = Global$2.document;
 
-         return Tree;
-       }();
+       var _withStorageEl = _makeIEStorageElFunction();
 
-       function loadRecursive$1(keys, values, start, end) {
-         var size = end - start;
+       var disable = (Global$2.navigator ? Global$2.navigator.userAgent : '').match(/ (MSIE 8|MSIE 9|MSIE 10)\./); // MSIE 9.x, MSIE 10.x
 
-         if (size > 0) {
-           var middle = start + Math.floor(size / 2);
-           var key = keys[middle];
-           var data = values[middle];
-           var node = new Node$1(key, data);
-           node.left = loadRecursive$1(keys, values, start, middle);
-           node.right = loadRecursive$1(keys, values, middle + 1, end);
-           return node;
+       function write$3(unfixedKey, data) {
+         if (disable) {
+           return;
          }
 
-         return null;
-       }
+         var fixedKey = fixKey(unfixedKey);
 
-       function createList(keys, values) {
-         var head = new Node$1(null, null);
-         var p = head;
+         _withStorageEl(function (storageEl) {
+           storageEl.setAttribute(fixedKey, data);
+           storageEl.save(storageName);
+         });
+       }
 
-         for (var i = 0; i < keys.length; i++) {
-           p = p.next = new Node$1(keys[i], values[i]);
+       function read$3(unfixedKey) {
+         if (disable) {
+           return;
          }
 
-         p.next = null;
-         return head.next;
+         var fixedKey = fixKey(unfixedKey);
+         var res = null;
+
+         _withStorageEl(function (storageEl) {
+           res = storageEl.getAttribute(fixedKey);
+         });
+
+         return res;
        }
 
-       function toList(root) {
-         var current = root;
-         var Q = [];
-         var done = false;
-         var head = new Node$1(null, null);
-         var p = head;
+       function each$3(callback) {
+         _withStorageEl(function (storageEl) {
+           var attributes = storageEl.XMLDocument.documentElement.attributes;
 
-         while (!done) {
-           if (current) {
-             Q.push(current);
-             current = current.left;
-           } else {
-             if (Q.length > 0) {
-               current = p = p.next = Q.pop();
-               current = current.right;
-             } else done = true;
+           for (var i = attributes.length - 1; i >= 0; i--) {
+             var attr = attributes[i];
+             callback(storageEl.getAttribute(attr.name), attr.name);
            }
-         }
+         });
+       }
 
-         p.next = null; // that'll work even if the tree was empty
+       function remove$3(unfixedKey) {
+         var fixedKey = fixKey(unfixedKey);
 
-         return head.next;
+         _withStorageEl(function (storageEl) {
+           storageEl.removeAttribute(fixedKey);
+           storageEl.save(storageName);
+         });
        }
 
-       function sortedListToBST(list, start, end) {
-         var size = end - start;
+       function clearAll$3() {
+         _withStorageEl(function (storageEl) {
+           var attributes = storageEl.XMLDocument.documentElement.attributes;
+           storageEl.load(storageName);
 
-         if (size > 0) {
-           var middle = start + Math.floor(size / 2);
-           var left = sortedListToBST(list, start, middle);
-           var root = list.head;
-           root.left = left;
-           list.head = list.head.next;
-           root.right = sortedListToBST(list, middle + 1, end);
-           return root;
-         }
+           for (var i = attributes.length - 1; i >= 0; i--) {
+             storageEl.removeAttribute(attributes[i].name);
+           }
 
-         return null;
-       }
+           storageEl.save(storageName);
+         });
+       } // Helpers
+       //////////
+       // In IE7, keys cannot start with a digit or contain certain chars.
+       // See https://github.com/marcuswestin/store.js/issues/40
+       // See https://github.com/marcuswestin/store.js/issues/83
 
-       function mergeLists(l1, l2, compare) {
-         var head = new Node$1(null, null); // dummy
 
-         var p = head;
-         var p1 = l1;
-         var p2 = l2;
+       var forbiddenCharsRegex = new RegExp("[!\"#$%&'()*+,/\\\\:;<=>?@[\\]^`{|}~]", "g");
 
-         while (p1 !== null && p2 !== null) {
-           if (compare(p1.key, p2.key) < 0) {
-             p.next = p1;
-             p1 = p1.next;
-           } else {
-             p.next = p2;
-             p2 = p2.next;
-           }
+       function fixKey(key) {
+         return key.replace(/^\d/, '___$&').replace(forbiddenCharsRegex, '___');
+       }
 
-           p = p.next;
+       function _makeIEStorageElFunction() {
+         if (!doc$1 || !doc$1.documentElement || !doc$1.documentElement.addBehavior) {
+           return null;
          }
 
-         if (p1 !== null) {
-           p.next = p1;
-         } else if (p2 !== null) {
-           p.next = p2;
+         var scriptTag = 'script',
+             storageOwner,
+             storageContainer,
+             storageEl; // Since #userData storage applies only to specific paths, we need to
+         // somehow link our data to a specific path.  We choose /favicon.ico
+         // as a pretty safe option, since all browsers already make a request to
+         // this URL anyway and being a 404 will not hurt us here.  We wrap an
+         // iframe pointing to the favicon in an ActiveXObject(htmlfile) object
+         // (see: http://msdn.microsoft.com/en-us/library/aa752574(v=VS.85).aspx)
+         // since the iframe access rules appear to allow direct access and
+         // manipulation of the document element, even for a 404 page.  This
+         // document can be used instead of the current document (which would
+         // have been limited to the current path) to perform #userData storage.
+
+         try {
+           /* global ActiveXObject */
+           storageContainer = new ActiveXObject('htmlfile');
+           storageContainer.open();
+           storageContainer.write('<' + scriptTag + '>document.w=window</' + scriptTag + '><iframe src="/favicon.ico"></iframe>');
+           storageContainer.close();
+           storageOwner = storageContainer.w.frames[0].document;
+           storageEl = storageOwner.createElement('div');
+         } catch (e) {
+           // somehow ActiveXObject instantiation failed (perhaps some special
+           // security settings or otherwse), fall back to per-path storage
+           storageEl = doc$1.createElement('div');
+           storageOwner = doc$1.body;
          }
 
-         return head.next;
-       }
+         return function (storeFunction) {
+           var args = [].slice.call(arguments, 0);
+           args.unshift(storageEl); // See http://msdn.microsoft.com/en-us/library/ms531081(v=VS.85).aspx
+           // and http://msdn.microsoft.com/en-us/library/ms531424(v=VS.85).aspx
 
-       function sort$1(keys, values, left, right, compare) {
-         if (left >= right) return;
-         var pivot = keys[left + right >> 1];
-         var i = left - 1;
-         var j = right + 1;
+           storageOwner.appendChild(storageEl);
+           storageEl.addBehavior('#default#userData');
+           storageEl.load(storageName);
+           storeFunction.apply(this, args);
+           storageOwner.removeChild(storageEl);
+           return;
+         };
+       }
 
-         while (true) {
-           do {
-             i++;
-           } while (compare(keys[i], pivot) < 0);
+       // doesn't work but cookies do. This implementation is adopted from
+       // https://developer.mozilla.org/en-US/docs/Web/API/Storage/LocalStorage
 
-           do {
-             j--;
-           } while (compare(keys[j], pivot) > 0);
+       var util$1 = util$6;
+       var Global$1 = util$1.Global;
+       var trim = util$1.trim;
+       var cookieStorage = {
+         name: 'cookieStorage',
+         read: read$2,
+         write: write$2,
+         each: each$2,
+         remove: remove$2,
+         clearAll: clearAll$2
+       };
+       var doc = Global$1.document;
 
-           if (i >= j) break;
-           var tmp = keys[i];
-           keys[i] = keys[j];
-           keys[j] = tmp;
-           tmp = values[i];
-           values[i] = values[j];
-           values[j] = tmp;
+       function read$2(key) {
+         if (!key || !_has(key)) {
+           return null;
          }
 
-         sort$1(keys, values, left, j, compare);
-         sort$1(keys, values, j + 1, right, compare);
+         var regexpStr = "(?:^|.*;\\s*)" + escape(key).replace(/[\-\.\+\*]/g, "\\$&") + "\\s*\\=\\s*((?:[^;](?!;))*[^;]?).*";
+         return unescape(doc.cookie.replace(new RegExp(regexpStr), "$1"));
        }
 
-       function _classCallCheck$1(instance, Constructor) {
-         if (!(instance instanceof Constructor)) {
-           throw new TypeError("Cannot call a class as a function");
+       function each$2(callback) {
+         var cookies = doc.cookie.split(/; ?/g);
+
+         for (var i = cookies.length - 1; i >= 0; i--) {
+           if (!trim(cookies[i])) {
+             continue;
+           }
+
+           var kvp = cookies[i].split('=');
+           var key = unescape(kvp[0]);
+           var val = unescape(kvp[1]);
+           callback(val, key);
          }
        }
 
-       function _defineProperties$1(target, props) {
-         for (var i = 0; i < props.length; i++) {
-           var descriptor = props[i];
-           descriptor.enumerable = descriptor.enumerable || false;
-           descriptor.configurable = true;
-           if ("value" in descriptor) descriptor.writable = true;
-           Object.defineProperty(target, descriptor.key, descriptor);
+       function write$2(key, data) {
+         if (!key) {
+           return;
          }
-       }
 
-       function _createClass$1(Constructor, protoProps, staticProps) {
-         if (protoProps) _defineProperties$1(Constructor.prototype, protoProps);
-         if (staticProps) _defineProperties$1(Constructor, staticProps);
-         return Constructor;
+         doc.cookie = escape(key) + "=" + escape(data) + "; expires=Tue, 19 Jan 2038 03:14:07 GMT; path=/";
        }
-       /**
-        * A bounding box has the format:
-        *
-        *  { ll: { x: xmin, y: ymin }, ur: { x: xmax, y: ymax } }
-        *
-        */
-
-
-       var isInBbox = function isInBbox(bbox, point) {
-         return bbox.ll.x <= point.x && point.x <= bbox.ur.x && bbox.ll.y <= point.y && point.y <= bbox.ur.y;
-       };
-       /* Returns either null, or a bbox (aka an ordered pair of points)
-        * If there is only one point of overlap, a bbox with identical points
-        * will be returned */
 
+       function remove$2(key) {
+         if (!key || !_has(key)) {
+           return;
+         }
 
-       var getBboxOverlap = function getBboxOverlap(b1, b2) {
-         // check if the bboxes overlap at all
-         if (b2.ur.x < b1.ll.x || b1.ur.x < b2.ll.x || b2.ur.y < b1.ll.y || b1.ur.y < b2.ll.y) return null; // find the middle two X values
+         doc.cookie = escape(key) + "=; expires=Thu, 01 Jan 1970 00:00:00 GMT; path=/";
+       }
 
-         var lowerX = b1.ll.x < b2.ll.x ? b2.ll.x : b1.ll.x;
-         var upperX = b1.ur.x < b2.ur.x ? b1.ur.x : b2.ur.x; // find the middle two Y values
+       function clearAll$2() {
+         each$2(function (_, key) {
+           remove$2(key);
+         });
+       }
 
-         var lowerY = b1.ll.y < b2.ll.y ? b2.ll.y : b1.ll.y;
-         var upperY = b1.ur.y < b2.ur.y ? b1.ur.y : b2.ur.y; // put those middle values together to get the overlap
+       function _has(key) {
+         return new RegExp("(?:^|;\\s*)" + escape(key).replace(/[\-\.\+\*]/g, "\\$&") + "\\s*\\=").test(doc.cookie);
+       }
 
-         return {
-           ll: {
-             x: lowerX,
-             y: lowerY
-           },
-           ur: {
-             x: upperX,
-             y: upperY
-           }
-         };
+       var util = util$6;
+       var Global = util.Global;
+       var sessionStorage_1 = {
+         name: 'sessionStorage',
+         read: read$1,
+         write: write$1,
+         each: each$1,
+         remove: remove$1,
+         clearAll: clearAll$1
        };
-       /* Javascript doesn't do integer math. Everything is
-        * floating point with percision Number.EPSILON.
-        *
-        * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/EPSILON
-        */
-
 
-       var epsilon$2 = Number.EPSILON; // IE Polyfill
+       function sessionStorage() {
+         return Global.sessionStorage;
+       }
 
-       if (epsilon$2 === undefined) epsilon$2 = Math.pow(2, -52);
-       var EPSILON_SQ = epsilon$2 * epsilon$2;
-       /* FLP comparator */
+       function read$1(key) {
+         return sessionStorage().getItem(key);
+       }
 
-       var cmp = function cmp(a, b) {
-         // check if they're both 0
-         if (-epsilon$2 < a && a < epsilon$2) {
-           if (-epsilon$2 < b && b < epsilon$2) {
-             return 0;
-           }
-         } // check if they're flp equal
+       function write$1(key, data) {
+         return sessionStorage().setItem(key, data);
+       }
 
+       function each$1(fn) {
+         for (var i = sessionStorage().length - 1; i >= 0; i--) {
+           var key = sessionStorage().key(i);
+           fn(read$1(key), key);
+         }
+       }
 
-         var ab = a - b;
+       function remove$1(key) {
+         return sessionStorage().removeItem(key);
+       }
 
-         if (ab * ab < EPSILON_SQ * a * b) {
-           return 0;
-         } // normal comparison
+       function clearAll$1() {
+         return sessionStorage().clear();
+       }
 
+       // is functions (meaning store.get(), store.set(), etc will all function).
+       // However, stored values will not persist when the browser navigates to
+       // a new page or reloads the current page.
 
-         return a < b ? -1 : 1;
+       var memoryStorage_1 = {
+         name: 'memoryStorage',
+         read: read,
+         write: write,
+         each: each,
+         remove: remove,
+         clearAll: clearAll
        };
-       /**
-        * This class rounds incoming values sufficiently so that
-        * floating points problems are, for the most part, avoided.
-        *
-        * Incoming points are have their x & y values tested against
-        * all previously seen x & y values. If either is 'too close'
-        * to a previously seen value, it's value is 'snapped' to the
-        * previously seen value.
-        *
-        * All points should be rounded by this class before being
-        * stored in any data structures in the rest of this algorithm.
-        */
-
+       var memoryStorage = {};
 
-       var PtRounder = /*#__PURE__*/function () {
-         function PtRounder() {
-           _classCallCheck$1(this, PtRounder);
+       function read(key) {
+         return memoryStorage[key];
+       }
 
-           this.reset();
-         }
+       function write(key, data) {
+         memoryStorage[key] = data;
+       }
 
-         _createClass$1(PtRounder, [{
-           key: "reset",
-           value: function reset() {
-             this.xRounder = new CoordRounder();
-             this.yRounder = new CoordRounder();
-           }
-         }, {
-           key: "round",
-           value: function round(x, y) {
-             return {
-               x: this.xRounder.round(x),
-               y: this.yRounder.round(y)
-             };
+       function each(callback) {
+         for (var key in memoryStorage) {
+           if (memoryStorage.hasOwnProperty(key)) {
+             callback(memoryStorage[key], key);
            }
-         }]);
-
-         return PtRounder;
-       }();
-
-       var CoordRounder = /*#__PURE__*/function () {
-         function CoordRounder() {
-           _classCallCheck$1(this, CoordRounder);
-
-           this.tree = new Tree(); // preseed with 0 so we don't end up with values < Number.EPSILON
-
-           this.round(0);
-         } // Note: this can rounds input values backwards or forwards.
-         //       You might ask, why not restrict this to just rounding
-         //       forwards? Wouldn't that allow left endpoints to always
-         //       remain left endpoints during splitting (never change to
-         //       right). No - it wouldn't, because we snap intersections
-         //       to endpoints (to establish independence from the segment
-         //       angle for t-intersections).
+         }
+       }
 
+       function remove(key) {
+         delete memoryStorage[key];
+       }
 
-         _createClass$1(CoordRounder, [{
-           key: "round",
-           value: function round(coord) {
-             var node = this.tree.add(coord);
-             var prevNode = this.tree.prev(node);
+       function clearAll(key) {
+         memoryStorage = {};
+       }
 
-             if (prevNode !== null && cmp(node.key, prevNode.key) === 0) {
-               this.tree.remove(coord);
-               return prevNode.key;
-             }
+       var all = [// Listed in order of usage preference
+       localStorage_1, oldFFGlobalStorage, oldIEUserDataStorage, cookieStorage, sessionStorage_1, memoryStorage_1];
 
-             var nextNode = this.tree.next(node);
+       /* eslint-disable */
+       //  json2.js
+       //  2016-10-28
+       //  Public Domain.
+       //  NO WARRANTY EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.
+       //  See http://www.JSON.org/js.html
+       //  This code should be minified before deployment.
+       //  See http://javascript.crockford.com/jsmin.html
+       //  USE YOUR OWN COPY. IT IS EXTREMELY UNWISE TO LOAD CODE FROM SERVERS YOU DO
+       //  NOT CONTROL.
+       //  This file creates a global JSON object containing two methods: stringify
+       //  and parse. This file provides the ES5 JSON capability to ES3 systems.
+       //  If a project might run on IE8 or earlier, then this file should be included.
+       //  This file does nothing on ES5 systems.
+       //      JSON.stringify(value, replacer, space)
+       //          value       any JavaScript value, usually an object or array.
+       //          replacer    an optional parameter that determines how object
+       //                      values are stringified for objects. It can be a
+       //                      function or an array of strings.
+       //          space       an optional parameter that specifies the indentation
+       //                      of nested structures. If it is omitted, the text will
+       //                      be packed without extra whitespace. If it is a number,
+       //                      it will specify the number of spaces to indent at each
+       //                      level. If it is a string (such as "\t" or "&nbsp;"),
+       //                      it contains the characters used to indent at each level.
+       //          This method produces a JSON text from a JavaScript value.
+       //          When an object value is found, if the object contains a toJSON
+       //          method, its toJSON method will be called and the result will be
+       //          stringified. A toJSON method does not serialize: it returns the
+       //          value represented by the name/value pair that should be serialized,
+       //          or undefined if nothing should be serialized. The toJSON method
+       //          will be passed the key associated with the value, and this will be
+       //          bound to the value.
+       //          For example, this would serialize Dates as ISO strings.
+       //              Date.prototype.toJSON = function (key) {
+       //                  function f(n) {
+       //                      // Format integers to have at least two digits.
+       //                      return (n < 10)
+       //                          ? "0" + n
+       //                          : n;
+       //                  }
+       //                  return this.getUTCFullYear()   + "-" +
+       //                       f(this.getUTCMonth() + 1) + "-" +
+       //                       f(this.getUTCDate())      + "T" +
+       //                       f(this.getUTCHours())     + ":" +
+       //                       f(this.getUTCMinutes())   + ":" +
+       //                       f(this.getUTCSeconds())   + "Z";
+       //              };
+       //          You can provide an optional replacer method. It will be passed the
+       //          key and value of each member, with this bound to the containing
+       //          object. The value that is returned from your method will be
+       //          serialized. If your method returns undefined, then the member will
+       //          be excluded from the serialization.
+       //          If the replacer parameter is an array of strings, then it will be
+       //          used to select the members to be serialized. It filters the results
+       //          such that only members with keys listed in the replacer array are
+       //          stringified.
+       //          Values that do not have JSON representations, such as undefined or
+       //          functions, will not be serialized. Such values in objects will be
+       //          dropped; in arrays they will be replaced with null. You can use
+       //          a replacer function to replace those with JSON values.
+       //          JSON.stringify(undefined) returns undefined.
+       //          The optional space parameter produces a stringification of the
+       //          value that is filled with line breaks and indentation to make it
+       //          easier to read.
+       //          If the space parameter is a non-empty string, then that string will
+       //          be used for indentation. If the space parameter is a number, then
+       //          the indentation will be that many spaces.
+       //          Example:
+       //          text = JSON.stringify(["e", {pluribus: "unum"}]);
+       //          // text is '["e",{"pluribus":"unum"}]'
+       //          text = JSON.stringify(["e", {pluribus: "unum"}], null, "\t");
+       //          // text is '[\n\t"e",\n\t{\n\t\t"pluribus": "unum"\n\t}\n]'
+       //          text = JSON.stringify([new Date()], function (key, value) {
+       //              return this[key] instanceof Date
+       //                  ? "Date(" + this[key] + ")"
+       //                  : value;
+       //          });
+       //          // text is '["Date(---current time---)"]'
+       //      JSON.parse(text, reviver)
+       //          This method parses a JSON text to produce an object or array.
+       //          It can throw a SyntaxError exception.
+       //          The optional reviver parameter is a function that can filter and
+       //          transform the results. It receives each of the keys and values,
+       //          and its return value is used instead of the original value.
+       //          If it returns what it received, then the structure is not modified.
+       //          If it returns undefined then the member is deleted.
+       //          Example:
+       //          // Parse the text. Values that look like ISO date strings will
+       //          // be converted to Date objects.
+       //          myData = JSON.parse(text, function (key, value) {
+       //              var a;
+       //              if (typeof value === "string") {
+       //                  a =
+       //   /^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2}(?:\.\d*)?)Z$/.exec(value);
+       //                  if (a) {
+       //                      return new Date(Date.UTC(+a[1], +a[2] - 1, +a[3], +a[4],
+       //                          +a[5], +a[6]));
+       //                  }
+       //              }
+       //              return value;
+       //          });
+       //          myData = JSON.parse('["Date(09/09/2001)"]', function (key, value) {
+       //              var d;
+       //              if (typeof value === "string" &&
+       //                      value.slice(0, 5) === "Date(" &&
+       //                      value.slice(-1) === ")") {
+       //                  d = new Date(value.slice(5, -1));
+       //                  if (d) {
+       //                      return d;
+       //                  }
+       //              }
+       //              return value;
+       //          });
+       //  This is a reference implementation. You are free to copy, modify, or
+       //  redistribute.
 
-             if (nextNode !== null && cmp(node.key, nextNode.key) === 0) {
-               this.tree.remove(coord);
-               return nextNode.key;
-             }
+       /*jslint
+           eval, for, this
+       */
 
-             return coord;
-           }
-         }]);
+       /*property
+           JSON, apply, call, charCodeAt, getUTCDate, getUTCFullYear, getUTCHours,
+           getUTCMinutes, getUTCMonth, getUTCSeconds, hasOwnProperty, join,
+           lastIndex, length, parse, prototype, push, replace, slice, stringify,
+           test, toJSON, toString, valueOf
+       */
+       // Create a JSON object only if one does not already exist. We create the
+       // methods in a closure to avoid creating global variables.
+       if ((typeof JSON === "undefined" ? "undefined" : _typeof(JSON)) !== "object") {
+         JSON = {};
+       }
 
-         return CoordRounder;
-       }(); // singleton available by import
+       (function () {
 
+         var rx_one = /^[\],:{}\s]*$/;
+         var rx_two = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g;
+         var rx_three = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g;
+         var rx_four = /(?:^|:|,)(?:\s*\[)+/g;
+         var rx_escapable = /[\\"\u0000-\u001f\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
+         var rx_dangerous = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
 
-       var rounder = new PtRounder();
-       /* Cross Product of two vectors with first point at origin */
+         function f(n) {
+           // Format integers to have at least two digits.
+           return n < 10 ? "0" + n : n;
+         }
 
-       var crossProduct$1 = function crossProduct(a, b) {
-         return a.x * b.y - a.y * b.x;
-       };
-       /* Dot Product of two vectors with first point at origin */
+         function this_value() {
+           return this.valueOf();
+         }
 
+         if (typeof Date.prototype.toJSON !== "function") {
+           Date.prototype.toJSON = function () {
+             return isFinite(this.valueOf()) ? this.getUTCFullYear() + "-" + f(this.getUTCMonth() + 1) + "-" + f(this.getUTCDate()) + "T" + f(this.getUTCHours()) + ":" + f(this.getUTCMinutes()) + ":" + f(this.getUTCSeconds()) + "Z" : null;
+           };
 
-       var dotProduct$1 = function dotProduct(a, b) {
-         return a.x * b.x + a.y * b.y;
-       };
-       /* Comparator for two vectors with same starting point */
+           Boolean.prototype.toJSON = this_value;
+           Number.prototype.toJSON = this_value;
+           String.prototype.toJSON = this_value;
+         }
 
+         var gap;
+         var indent;
+         var meta;
+         var rep;
 
-       var compareVectorAngles = function compareVectorAngles(basePt, endPt1, endPt2) {
-         var v1 = {
-           x: endPt1.x - basePt.x,
-           y: endPt1.y - basePt.y
-         };
-         var v2 = {
-           x: endPt2.x - basePt.x,
-           y: endPt2.y - basePt.y
-         };
-         var kross = crossProduct$1(v1, v2);
-         return cmp(kross, 0);
-       };
+         function quote(string) {
+           // If the string contains no control characters, no quote characters, and no
+           // backslash characters, then we can safely slap some quotes around it.
+           // Otherwise we must also replace the offending characters with safe escape
+           // sequences.
+           rx_escapable.lastIndex = 0;
+           return rx_escapable.test(string) ? "\"" + string.replace(rx_escapable, function (a) {
+             var c = meta[a];
+             return typeof c === "string" ? c : "\\u" + ("0000" + a.charCodeAt(0).toString(16)).slice(-4);
+           }) + "\"" : "\"" + string + "\"";
+         }
 
-       var length = function length(v) {
-         return Math.sqrt(dotProduct$1(v, v));
-       };
-       /* Get the sine of the angle from pShared -> pAngle to pShaed -> pBase */
+         function str(key, holder) {
+           // Produce a string from holder[key].
+           var i; // The loop counter.
 
+           var k; // The member key.
 
-       var sineOfAngle = function sineOfAngle(pShared, pBase, pAngle) {
-         var vBase = {
-           x: pBase.x - pShared.x,
-           y: pBase.y - pShared.y
-         };
-         var vAngle = {
-           x: pAngle.x - pShared.x,
-           y: pAngle.y - pShared.y
-         };
-         return crossProduct$1(vAngle, vBase) / length(vAngle) / length(vBase);
-       };
-       /* Get the cosine of the angle from pShared -> pAngle to pShaed -> pBase */
+           var v; // The member value.
 
+           var length;
+           var mind = gap;
+           var partial;
+           var value = holder[key]; // If the value has a toJSON method, call it to obtain a replacement value.
 
-       var cosineOfAngle = function cosineOfAngle(pShared, pBase, pAngle) {
-         var vBase = {
-           x: pBase.x - pShared.x,
-           y: pBase.y - pShared.y
-         };
-         var vAngle = {
-           x: pAngle.x - pShared.x,
-           y: pAngle.y - pShared.y
-         };
-         return dotProduct$1(vAngle, vBase) / length(vAngle) / length(vBase);
-       };
-       /* Get the x coordinate where the given line (defined by a point and vector)
-        * crosses the horizontal line with the given y coordiante.
-        * In the case of parrallel lines (including overlapping ones) returns null. */
+           if (value && _typeof(value) === "object" && typeof value.toJSON === "function") {
+             value = value.toJSON(key);
+           } // If we were called with a replacer function, then call the replacer to
+           // obtain a replacement value.
 
 
-       var horizontalIntersection = function horizontalIntersection(pt, v, y) {
-         if (v.y === 0) return null;
-         return {
-           x: pt.x + v.x / v.y * (y - pt.y),
-           y: y
-         };
-       };
-       /* Get the y coordinate where the given line (defined by a point and vector)
-        * crosses the vertical line with the given x coordiante.
-        * In the case of parrallel lines (including overlapping ones) returns null. */
+           if (typeof rep === "function") {
+             value = rep.call(holder, key, value);
+           } // What happens next depends on the value's type.
 
 
-       var verticalIntersection = function verticalIntersection(pt, v, x) {
-         if (v.x === 0) return null;
-         return {
-           x: x,
-           y: pt.y + v.y / v.x * (x - pt.x)
-         };
-       };
-       /* Get the intersection of two lines, each defined by a base point and a vector.
-        * In the case of parrallel lines (including overlapping ones) returns null. */
+           switch (_typeof(value)) {
+             case "string":
+               return quote(value);
 
+             case "number":
+               // JSON numbers must be finite. Encode non-finite numbers as null.
+               return isFinite(value) ? String(value) : "null";
 
-       var intersection$1 = function intersection(pt1, v1, pt2, v2) {
-         // take some shortcuts for vertical and horizontal lines
-         // this also ensures we don't calculate an intersection and then discover
-         // it's actually outside the bounding box of the line
-         if (v1.x === 0) return verticalIntersection(pt2, v2, pt1.x);
-         if (v2.x === 0) return verticalIntersection(pt1, v1, pt2.x);
-         if (v1.y === 0) return horizontalIntersection(pt2, v2, pt1.y);
-         if (v2.y === 0) return horizontalIntersection(pt1, v1, pt2.y); // General case for non-overlapping segments.
-         // This algorithm is based on Schneider and Eberly.
-         // http://www.cimec.org.ar/~ncalvo/Schneider_Eberly.pdf - pg 244
+             case "boolean":
+             case "null":
+               // If the value is a boolean or null, convert it to a string. Note:
+               // typeof null does not produce "null". The case is included here in
+               // the remote chance that this gets fixed someday.
+               return String(value);
+             // If the type is "object", we might be dealing with an object or an array or
+             // null.
 
-         var kross = crossProduct$1(v1, v2);
-         if (kross == 0) return null;
-         var ve = {
-           x: pt2.x - pt1.x,
-           y: pt2.y - pt1.y
-         };
-         var d1 = crossProduct$1(ve, v1) / kross;
-         var d2 = crossProduct$1(ve, v2) / kross; // take the average of the two calculations to minimize rounding error
+             case "object":
+               // Due to a specification blunder in ECMAScript, typeof null is "object",
+               // so watch out for that case.
+               if (!value) {
+                 return "null";
+               } // Make an array to hold the partial results of stringifying this object value.
 
-         var x1 = pt1.x + d2 * v1.x,
-             x2 = pt2.x + d1 * v2.x;
-         var y1 = pt1.y + d2 * v1.y,
-             y2 = pt2.y + d1 * v2.y;
-         var x = (x1 + x2) / 2;
-         var y = (y1 + y2) / 2;
-         return {
-           x: x,
-           y: y
-         };
-       };
 
-       var SweepEvent$1 = /*#__PURE__*/function () {
-         _createClass$1(SweepEvent, null, [{
-           key: "compare",
-           // for ordering sweep events in the sweep event queue
-           value: function compare(a, b) {
-             // favor event with a point that the sweep line hits first
-             var ptCmp = SweepEvent.comparePoints(a.point, b.point);
-             if (ptCmp !== 0) return ptCmp; // the points are the same, so link them if needed
+               gap += indent;
+               partial = []; // Is the value an array?
 
-             if (a.point !== b.point) a.link(b); // favor right events over left
+               if (Object.prototype.toString.apply(value) === "[object Array]") {
+                 // The value is an array. Stringify every element. Use null as a placeholder
+                 // for non-JSON values.
+                 length = value.length;
 
-             if (a.isLeft !== b.isLeft) return a.isLeft ? 1 : -1; // we have two matching left or right endpoints
-             // ordering of this case is the same as for their segments
+                 for (i = 0; i < length; i += 1) {
+                   partial[i] = str(i, value) || "null";
+                 } // Join all of the elements together, separated with commas, and wrap them in
+                 // brackets.
 
-             return Segment.compare(a.segment, b.segment);
-           } // for ordering points in sweep line order
 
-         }, {
-           key: "comparePoints",
-           value: function comparePoints(aPt, bPt) {
-             if (aPt.x < bPt.x) return -1;
-             if (aPt.x > bPt.x) return 1;
-             if (aPt.y < bPt.y) return -1;
-             if (aPt.y > bPt.y) return 1;
-             return 0;
-           } // Warning: 'point' input will be modified and re-used (for performance)
+                 v = partial.length === 0 ? "[]" : gap ? "[\n" + gap + partial.join(",\n" + gap) + "\n" + mind + "]" : "[" + partial.join(",") + "]";
+                 gap = mind;
+                 return v;
+               } // If the replacer is an array, use it to select the members to be stringified.
 
-         }]);
 
-         function SweepEvent(point, isLeft) {
-           _classCallCheck$1(this, SweepEvent);
+               if (rep && _typeof(rep) === "object") {
+                 length = rep.length;
 
-           if (point.events === undefined) point.events = [this];else point.events.push(this);
-           this.point = point;
-           this.isLeft = isLeft; // this.segment, this.otherSE set by factory
-         }
+                 for (i = 0; i < length; i += 1) {
+                   if (typeof rep[i] === "string") {
+                     k = rep[i];
+                     v = str(k, value);
 
-         _createClass$1(SweepEvent, [{
-           key: "link",
-           value: function link(other) {
-             if (other.point === this.point) {
-               throw new Error('Tried to link already linked events');
-             }
+                     if (v) {
+                       partial.push(quote(k) + (gap ? ": " : ":") + v);
+                     }
+                   }
+                 }
+               } else {
+                 // Otherwise, iterate through all of the keys in the object.
+                 for (k in value) {
+                   if (Object.prototype.hasOwnProperty.call(value, k)) {
+                     v = str(k, value);
 
-             var otherEvents = other.point.events;
+                     if (v) {
+                       partial.push(quote(k) + (gap ? ": " : ":") + v);
+                     }
+                   }
+                 }
+               } // Join all of the member texts together, separated with commas,
+               // and wrap them in braces.
 
-             for (var i = 0, iMax = otherEvents.length; i < iMax; i++) {
-               var evt = otherEvents[i];
-               this.point.events.push(evt);
-               evt.point = this.point;
-             }
 
-             this.checkForConsuming();
+               v = partial.length === 0 ? "{}" : gap ? "{\n" + gap + partial.join(",\n" + gap) + "\n" + mind + "}" : "{" + partial.join(",") + "}";
+               gap = mind;
+               return v;
            }
-           /* Do a pass over our linked events and check to see if any pair
-            * of segments match, and should be consumed. */
+         } // If the JSON object does not yet have a stringify method, give it one.
 
-         }, {
-           key: "checkForConsuming",
-           value: function checkForConsuming() {
-             // FIXME: The loops in this method run O(n^2) => no good.
-             //        Maintain little ordered sweep event trees?
-             //        Can we maintaining an ordering that avoids the need
-             //        for the re-sorting with getLeftmostComparator in geom-out?
-             // Compare each pair of events to see if other events also match
-             var numEvents = this.point.events.length;
 
-             for (var i = 0; i < numEvents; i++) {
-               var evt1 = this.point.events[i];
-               if (evt1.segment.consumedBy !== undefined) continue;
+         if (typeof JSON.stringify !== "function") {
+           meta = {
+             // table of character substitutions
+             "\b": "\\b",
+             "\t": "\\t",
+             "\n": "\\n",
+             "\f": "\\f",
+             "\r": "\\r",
+             "\"": "\\\"",
+             "\\": "\\\\"
+           };
 
-               for (var j = i + 1; j < numEvents; j++) {
-                 var evt2 = this.point.events[j];
-                 if (evt2.consumedBy !== undefined) continue;
-                 if (evt1.otherSE.point.events !== evt2.otherSE.point.events) continue;
-                 evt1.segment.consume(evt2.segment);
-               }
-             }
-           }
-         }, {
-           key: "getAvailableLinkedEvents",
-           value: function getAvailableLinkedEvents() {
-             // point.events is always of length 2 or greater
-             var events = [];
+           JSON.stringify = function (value, replacer, space) {
+             // The stringify method takes a value and an optional replacer, and an optional
+             // space parameter, and returns a JSON text. The replacer can be a function
+             // that can replace values, or an array of strings that will select the keys.
+             // A default replacer method can be provided. Use of the space parameter can
+             // produce text that is more easily readable.
+             var i;
+             gap = "";
+             indent = ""; // If the space parameter is a number, make an indent string containing that
+             // many spaces.
 
-             for (var i = 0, iMax = this.point.events.length; i < iMax; i++) {
-               var evt = this.point.events[i];
+             if (typeof space === "number") {
+               for (i = 0; i < space; i += 1) {
+                 indent += " ";
+               } // If the space parameter is a string, it will be used as the indent string.
 
-               if (evt !== this && !evt.segment.ringOut && evt.segment.isInResult()) {
-                 events.push(evt);
-               }
-             }
+             } else if (typeof space === "string") {
+               indent = space;
+             } // If there is a replacer, it must be a function or an array.
+             // Otherwise, throw an error.
 
-             return events;
-           }
-           /**
-            * Returns a comparator function for sorting linked events that will
-            * favor the event that will give us the smallest left-side angle.
-            * All ring construction starts as low as possible heading to the right,
-            * so by always turning left as sharp as possible we'll get polygons
-            * without uncessary loops & holes.
-            *
-            * The comparator function has a compute cache such that it avoids
-            * re-computing already-computed values.
-            */
 
-         }, {
-           key: "getLeftmostComparator",
-           value: function getLeftmostComparator(baseEvent) {
-             var _this = this;
+             rep = replacer;
 
-             var cache = new Map();
+             if (replacer && typeof replacer !== "function" && (_typeof(replacer) !== "object" || typeof replacer.length !== "number")) {
+               throw new Error("JSON.stringify");
+             } // Make a fake root object containing our value under the key of "".
+             // Return the result of stringifying the value.
 
-             var fillCache = function fillCache(linkedEvent) {
-               var nextEvent = linkedEvent.otherSE;
-               cache.set(linkedEvent, {
-                 sine: sineOfAngle(_this.point, baseEvent.point, nextEvent.point),
-                 cosine: cosineOfAngle(_this.point, baseEvent.point, nextEvent.point)
-               });
-             };
 
-             return function (a, b) {
-               if (!cache.has(a)) fillCache(a);
-               if (!cache.has(b)) fillCache(b);
+             return str("", {
+               "": value
+             });
+           };
+         } // If the JSON object does not yet have a parse method, give it one.
 
-               var _cache$get = cache.get(a),
-                   asine = _cache$get.sine,
-                   acosine = _cache$get.cosine;
 
-               var _cache$get2 = cache.get(b),
-                   bsine = _cache$get2.sine,
-                   bcosine = _cache$get2.cosine; // both on or above x-axis
+         if (typeof JSON.parse !== "function") {
+           JSON.parse = function (text, reviver) {
+             // The parse method takes a text and an optional reviver function, and returns
+             // a JavaScript value if the text is a valid JSON text.
+             var j;
 
+             function walk(holder, key) {
+               // The walk method is used to recursively walk the resulting structure so
+               // that modifications can be made.
+               var k;
+               var v;
+               var value = holder[key];
 
-               if (asine >= 0 && bsine >= 0) {
-                 if (acosine < bcosine) return 1;
-                 if (acosine > bcosine) return -1;
-                 return 0;
-               } // both below x-axis
+               if (value && _typeof(value) === "object") {
+                 for (k in value) {
+                   if (Object.prototype.hasOwnProperty.call(value, k)) {
+                     v = walk(value, k);
 
+                     if (v !== undefined) {
+                       value[k] = v;
+                     } else {
+                       delete value[k];
+                     }
+                   }
+                 }
+               }
 
-               if (asine < 0 && bsine < 0) {
-                 if (acosine < bcosine) return -1;
-                 if (acosine > bcosine) return 1;
-                 return 0;
-               } // one above x-axis, one below
+               return reviver.call(holder, key, value);
+             } // Parsing happens in four stages. In the first stage, we replace certain
+             // Unicode characters with escape sequences. JavaScript handles many characters
+             // incorrectly, either silently deleting them, or treating them as line endings.
 
 
-               if (bsine < asine) return -1;
-               if (bsine > asine) return 1;
-               return 0;
-             };
-           }
-         }]);
+             text = String(text);
+             rx_dangerous.lastIndex = 0;
 
-         return SweepEvent;
-       }(); // segments and sweep events when all else is identical
+             if (rx_dangerous.test(text)) {
+               text = text.replace(rx_dangerous, function (a) {
+                 return "\\u" + ("0000" + a.charCodeAt(0).toString(16)).slice(-4);
+               });
+             } // In the second stage, we run the text against regular expressions that look
+             // for non-JSON patterns. We are especially concerned with "()" and "new"
+             // because they can cause invocation, and "=" because it can cause mutation.
+             // But just to be safe, we want to reject all unexpected forms.
+             // We split the second stage into 4 regexp operations in order to work around
+             // crippling inefficiencies in IE's and Safari's regexp engines. First we
+             // replace the JSON backslash pairs with "@" (a non-JSON character). Second, we
+             // replace all simple value tokens with "]" characters. Third, we delete all
+             // open brackets that follow a colon or comma or that begin the text. Finally,
+             // we look to see that the remaining characters are only whitespace or "]" or
+             // "," or ":" or "{" or "}". If that is so, then the text is safe for eval.
 
 
-       var segmentId = 0;
+             if (rx_one.test(text.replace(rx_two, "@").replace(rx_three, "]").replace(rx_four, ""))) {
+               // In the third stage we use the eval function to compile the text into a
+               // JavaScript structure. The "{" operator is subject to a syntactic ambiguity
+               // in JavaScript: it can begin a block or an object literal. We wrap the text
+               // in parens to eliminate the ambiguity.
+               j = eval("(" + text + ")"); // In the optional fourth stage, we recursively walk the new structure, passing
+               // each name/value pair to a reviver function for possible transformation.
 
-       var Segment = /*#__PURE__*/function () {
-         _createClass$1(Segment, null, [{
-           key: "compare",
+               return typeof reviver === "function" ? walk({
+                 "": j
+               }, "") : j;
+             } // If the text is not JSON parseable, then a SyntaxError is thrown.
 
-           /* This compare() function is for ordering segments in the sweep
-            * line tree, and does so according to the following criteria:
-            *
-            * Consider the vertical line that lies an infinestimal step to the
-            * right of the right-more of the two left endpoints of the input
-            * segments. Imagine slowly moving a point up from negative infinity
-            * in the increasing y direction. Which of the two segments will that
-            * point intersect first? That segment comes 'before' the other one.
-            *
-            * If neither segment would be intersected by such a line, (if one
-            * or more of the segments are vertical) then the line to be considered
-            * is directly on the right-more of the two left inputs.
-            */
-           value: function compare(a, b) {
-             var alx = a.leftSE.point.x;
-             var blx = b.leftSE.point.x;
-             var arx = a.rightSE.point.x;
-             var brx = b.rightSE.point.x; // check if they're even in the same vertical plane
 
-             if (brx < alx) return 1;
-             if (arx < blx) return -1;
-             var aly = a.leftSE.point.y;
-             var bly = b.leftSE.point.y;
-             var ary = a.rightSE.point.y;
-             var bry = b.rightSE.point.y; // is left endpoint of segment B the right-more?
+             throw new SyntaxError("JSON.parse");
+           };
+         }
+       })();
 
-             if (alx < blx) {
-               // are the two segments in the same horizontal plane?
-               if (bly < aly && bly < ary) return 1;
-               if (bly > aly && bly > ary) return -1; // is the B left endpoint colinear to segment A?
+       var json2 = json2Plugin;
 
-               var aCmpBLeft = a.comparePoint(b.leftSE.point);
-               if (aCmpBLeft < 0) return 1;
-               if (aCmpBLeft > 0) return -1; // is the A right endpoint colinear to segment B ?
+       function json2Plugin() {
+         return {};
+       }
 
-               var bCmpARight = b.comparePoint(a.rightSE.point);
-               if (bCmpARight !== 0) return bCmpARight; // colinear segments, consider the one with left-more
-               // left endpoint to be first (arbitrary?)
+       var engine = storeEngine;
+       var storages = all;
+       var plugins = [json2];
+       var store_legacy = engine.createStore(storages, plugins);
 
-               return -1;
-             } // is left endpoint of segment A the right-more?
+       var immutable = extend;
+       var hasOwnProperty = Object.prototype.hasOwnProperty;
 
+       function extend() {
+         var target = {};
 
-             if (alx > blx) {
-               if (aly < bly && aly < bry) return -1;
-               if (aly > bly && aly > bry) return 1; // is the A left endpoint colinear to segment B?
+         for (var i = 0; i < arguments.length; i++) {
+           var source = arguments[i];
 
-               var bCmpALeft = b.comparePoint(a.leftSE.point);
-               if (bCmpALeft !== 0) return bCmpALeft; // is the B right endpoint colinear to segment A?
+           for (var key in source) {
+             if (hasOwnProperty.call(source, key)) {
+               target[key] = source[key];
+             }
+           }
+         }
 
-               var aCmpBRight = a.comparePoint(b.rightSE.point);
-               if (aCmpBRight < 0) return 1;
-               if (aCmpBRight > 0) return -1; // colinear segments, consider the one with left-more
-               // left endpoint to be first (arbitrary?)
+         return target;
+       }
 
-               return 1;
-             } // if we get here, the two left endpoints are in the same
-             // vertical plane, ie alx === blx
-             // consider the lower left-endpoint to come first
+       var ohauth = ohauth_1;
+       var resolveUrl = resolveUrl$1.exports;
+       var store = store_legacy;
+       var xtend = immutable; // # osm-auth
+       //
+       // This code is only compatible with IE10+ because the [XDomainRequest](http://bit.ly/LfO7xo)
+       // object, IE<10's idea of [CORS](http://en.wikipedia.org/wiki/Cross-origin_resource_sharing),
+       // does not support custom headers, which this uses everywhere.
 
+       var osmAuth = function osmAuth(o) {
+         var oauth = {}; // authenticated users will also have a request token secret, but it's
+         // not used in transactions with the server
 
-             if (aly < bly) return -1;
-             if (aly > bly) return 1; // left endpoints are identical
-             // check for colinearity by using the left-more right endpoint
-             // is the A right endpoint more left-more?
+         oauth.authenticated = function () {
+           return !!(token('oauth_token') && token('oauth_token_secret'));
+         };
 
-             if (arx < brx) {
-               var _bCmpARight = b.comparePoint(a.rightSE.point);
+         oauth.logout = function () {
+           token('oauth_token', '');
+           token('oauth_token_secret', '');
+           token('oauth_request_token_secret', '');
+           return oauth;
+         }; // TODO: detect lack of click event
 
-               if (_bCmpARight !== 0) return _bCmpARight;
-             } // is the B right endpoint more left-more?
 
+         oauth.authenticate = function (callback) {
+           if (oauth.authenticated()) return callback();
+           oauth.logout(); // ## Getting a request token
 
-             if (arx > brx) {
-               var _aCmpBRight = a.comparePoint(b.rightSE.point);
+           var params = timenonce(getAuth(o)),
+               url = o.url + '/oauth/request_token';
+           params.oauth_signature = ohauth.signature(o.oauth_secret, '', ohauth.baseString('POST', url, params));
 
-               if (_aCmpBRight < 0) return 1;
-               if (_aCmpBRight > 0) return -1;
+           if (!o.singlepage) {
+             // Create a 600x550 popup window in the center of the screen
+             var w = 600,
+                 h = 550,
+                 settings = [['width', w], ['height', h], ['left', screen.width / 2 - w / 2], ['top', screen.height / 2 - h / 2]].map(function (x) {
+               return x.join('=');
+             }).join(','),
+                 popup = window.open('about:blank', 'oauth_window', settings);
+             oauth.popupWindow = popup;
+
+             if (!popup) {
+               var error = new Error('Popup was blocked');
+               error.status = 'popup-blocked';
+               throw error;
              }
+           } // Request a request token. When this is complete, the popup
+           // window is redirected to OSM's authorization page.
 
-             if (arx !== brx) {
-               // are these two [almost] vertical segments with opposite orientation?
-               // if so, the one with the lower right endpoint comes first
-               var ay = ary - aly;
-               var ax = arx - alx;
-               var by = bry - bly;
-               var bx = brx - blx;
-               if (ay > ax && by < bx) return 1;
-               if (ay < ax && by > bx) return -1;
-             } // we have colinear segments with matching orientation
-             // consider the one with more left-more right endpoint to be first
+
+           ohauth.xhr('POST', url, params, null, {}, reqTokenDone);
+           o.loading();
+
+           function reqTokenDone(err, xhr) {
+             o.done();
+             if (err) return callback(err);
+             var resp = ohauth.stringQs(xhr.response);
+             token('oauth_request_token_secret', resp.oauth_token_secret);
+             var authorize_url = o.url + '/oauth/authorize?' + ohauth.qsString({
+               oauth_token: resp.oauth_token,
+               oauth_callback: resolveUrl(o.landing)
+             });
+
+             if (o.singlepage) {
+               location.href = authorize_url;
+             } else {
+               popup.location = authorize_url;
+             }
+           } // Called by a function in a landing page, in the popup window. The
+           // window closes itself.
 
 
-             if (arx > brx) return 1;
-             if (arx < brx) return -1; // if we get here, two two right endpoints are in the same
-             // vertical plane, ie arx === brx
-             // consider the lower right-endpoint to come first
+           window.authComplete = function (token) {
+             var oauth_token = ohauth.stringQs(token.split('?')[1]);
+             get_access_token(oauth_token.oauth_token);
+             delete window.authComplete;
+           }; // ## Getting an request token
+           //
+           // At this point we have an `oauth_token`, brought in from a function
+           // call on a landing page popup.
 
-             if (ary < bry) return -1;
-             if (ary > bry) return 1; // right endpoints identical as well, so the segments are idential
-             // fall back on creation order as consistent tie-breaker
 
-             if (a.id < b.id) return -1;
-             if (a.id > b.id) return 1; // identical segment, ie a === b
+           function get_access_token(oauth_token) {
+             var url = o.url + '/oauth/access_token',
+                 params = timenonce(getAuth(o)),
+                 request_token_secret = token('oauth_request_token_secret');
+             params.oauth_token = oauth_token;
+             params.oauth_signature = ohauth.signature(o.oauth_secret, request_token_secret, ohauth.baseString('POST', url, params)); // ## Getting an access token
+             //
+             // The final token required for authentication. At this point
+             // we have a `request token secret`
 
-             return 0;
+             ohauth.xhr('POST', url, params, null, {}, accessTokenDone);
+             o.loading();
            }
-           /* Warning: a reference to ringWindings input will be stored,
-            *  and possibly will be later modified */
 
-         }]);
+           function accessTokenDone(err, xhr) {
+             o.done();
+             if (err) return callback(err);
+             var access_token = ohauth.stringQs(xhr.response);
+             token('oauth_token', access_token.oauth_token);
+             token('oauth_token_secret', access_token.oauth_token_secret);
+             callback(null, oauth);
+           }
+         };
 
-         function Segment(leftSE, rightSE, rings, windings) {
-           _classCallCheck$1(this, Segment);
+         oauth.bringPopupWindowToFront = function () {
+           var brougtPopupToFront = false;
 
-           this.id = ++segmentId;
-           this.leftSE = leftSE;
-           leftSE.segment = this;
-           leftSE.otherSE = rightSE;
-           this.rightSE = rightSE;
-           rightSE.segment = this;
-           rightSE.otherSE = leftSE;
-           this.rings = rings;
-           this.windings = windings; // left unset for performance, set later in algorithm
-           // this.ringOut, this.consumedBy, this.prev
-         }
+           try {
+             // This may cause a cross-origin error:
+             // `DOMException: Blocked a frame with origin "..." from accessing a cross-origin frame.`
+             if (oauth.popupWindow && !oauth.popupWindow.closed) {
+               oauth.popupWindow.focus();
+               brougtPopupToFront = true;
+             }
+           } catch (err) {// Bringing popup window to front failed (probably because of the cross-origin error mentioned above)
+           }
 
-         _createClass$1(Segment, [{
-           key: "replaceRightSE",
+           return brougtPopupToFront;
+         };
 
-           /* When a segment is split, the rightSE is replaced with a new sweep event */
-           value: function replaceRightSE(newRightSE) {
-             this.rightSE = newRightSE;
-             this.rightSE.segment = this;
-             this.rightSE.otherSE = this.leftSE;
-             this.leftSE.otherSE = this.rightSE;
+         oauth.bootstrapToken = function (oauth_token, callback) {
+           // ## Getting an request token
+           // At this point we have an `oauth_token`, brought in from a function
+           // call on a landing page popup.
+           function get_access_token(oauth_token) {
+             var url = o.url + '/oauth/access_token',
+                 params = timenonce(getAuth(o)),
+                 request_token_secret = token('oauth_request_token_secret');
+             params.oauth_token = oauth_token;
+             params.oauth_signature = ohauth.signature(o.oauth_secret, request_token_secret, ohauth.baseString('POST', url, params)); // ## Getting an access token
+             // The final token required for authentication. At this point
+             // we have a `request token secret`
+
+             ohauth.xhr('POST', url, params, null, {}, accessTokenDone);
+             o.loading();
            }
-         }, {
-           key: "bbox",
-           value: function bbox() {
-             var y1 = this.leftSE.point.y;
-             var y2 = this.rightSE.point.y;
-             return {
-               ll: {
-                 x: this.leftSE.point.x,
-                 y: y1 < y2 ? y1 : y2
-               },
-               ur: {
-                 x: this.rightSE.point.x,
-                 y: y1 > y2 ? y1 : y2
-               }
-             };
+
+           function accessTokenDone(err, xhr) {
+             o.done();
+             if (err) return callback(err);
+             var access_token = ohauth.stringQs(xhr.response);
+             token('oauth_token', access_token.oauth_token);
+             token('oauth_token_secret', access_token.oauth_token_secret);
+             callback(null, oauth);
            }
-           /* A vector from the left point to the right */
 
-         }, {
-           key: "vector",
-           value: function vector() {
-             return {
-               x: this.rightSE.point.x - this.leftSE.point.x,
-               y: this.rightSE.point.y - this.leftSE.point.y
-             };
+           get_access_token(oauth_token);
+         }; // # xhr
+         //
+         // A single XMLHttpRequest wrapper that does authenticated calls if the
+         // user has logged in.
+
+
+         oauth.xhr = function (options, callback) {
+           if (!oauth.authenticated()) {
+             if (o.auto) {
+               return oauth.authenticate(run);
+             } else {
+               callback('not authenticated', null);
+               return;
+             }
+           } else {
+             return run();
            }
-         }, {
-           key: "isAnEndpoint",
-           value: function isAnEndpoint(pt) {
-             return pt.x === this.leftSE.point.x && pt.y === this.leftSE.point.y || pt.x === this.rightSE.point.x && pt.y === this.rightSE.point.y;
+
+           function run() {
+             var params = timenonce(getAuth(o)),
+                 oauth_token_secret = token('oauth_token_secret'),
+                 url = options.prefix !== false ? o.url + options.path : options.path,
+                 url_parts = url.replace(/#.*$/, '').split('?', 2),
+                 base_url = url_parts[0],
+                 query = url_parts.length === 2 ? url_parts[1] : ''; // https://tools.ietf.org/html/rfc5849#section-3.4.1.3.1
+
+             if ((!options.options || !options.options.header || options.options.header['Content-Type'] === 'application/x-www-form-urlencoded') && options.content) {
+               params = xtend(params, ohauth.stringQs(options.content));
+             }
+
+             params.oauth_token = token('oauth_token');
+             params.oauth_signature = ohauth.signature(o.oauth_secret, oauth_token_secret, ohauth.baseString(options.method, base_url, xtend(params, ohauth.stringQs(query))));
+             return ohauth.xhr(options.method, url, params, options.content, options.options, done);
            }
-           /* Compare this segment with a point.
-            *
-            * A point P is considered to be colinear to a segment if there
-            * exists a distance D such that if we travel along the segment
-            * from one * endpoint towards the other a distance D, we find
-            * ourselves at point P.
-            *
-            * Return value indicates:
-            *
-            *   1: point lies above the segment (to the left of vertical)
-            *   0: point is colinear to segment
-            *  -1: point lies below the segment (to the right of vertical)
-            */
 
-         }, {
-           key: "comparePoint",
-           value: function comparePoint(point) {
-             if (this.isAnEndpoint(point)) return 0;
-             var lPt = this.leftSE.point;
-             var rPt = this.rightSE.point;
-             var v = this.vector(); // Exactly vertical segments.
+           function done(err, xhr) {
+             if (err) return callback(err);else if (xhr.responseXML) return callback(err, xhr.responseXML);else return callback(err, xhr.response);
+           }
+         }; // pre-authorize this object, if we can just get a token and token_secret
+         // from the start
 
-             if (lPt.x === rPt.x) {
-               if (point.x === lPt.x) return 0;
-               return point.x < lPt.x ? 1 : -1;
-             } // Nearly vertical segments with an intersection.
-             // Check to see where a point on the line with matching Y coordinate is.
 
+         oauth.preauth = function (c) {
+           if (!c) return;
+           if (c.oauth_token) token('oauth_token', c.oauth_token);
+           if (c.oauth_token_secret) token('oauth_token_secret', c.oauth_token_secret);
+           return oauth;
+         };
 
-             var yDist = (point.y - lPt.y) / v.y;
-             var xFromYDist = lPt.x + yDist * v.x;
-             if (point.x === xFromYDist) return 0; // General case.
-             // Check to see where a point on the line with matching X coordinate is.
+         oauth.options = function (_) {
+           if (!arguments.length) return o;
+           o = _;
+           o.url = o.url || 'https://www.openstreetmap.org';
+           o.landing = o.landing || 'land.html';
+           o.singlepage = o.singlepage || false; // Optional loading and loading-done functions for nice UI feedback.
+           // by default, no-ops
 
-             var xDist = (point.x - lPt.x) / v.x;
-             var yFromXDist = lPt.y + xDist * v.y;
-             if (point.y === yFromXDist) return 0;
-             return point.y < yFromXDist ? -1 : 1;
-           }
-           /**
-            * Given another segment, returns the first non-trivial intersection
-            * between the two segments (in terms of sweep line ordering), if it exists.
-            *
-            * A 'non-trivial' intersection is one that will cause one or both of the
-            * segments to be split(). As such, 'trivial' vs. 'non-trivial' intersection:
-            *
-            *   * endpoint of segA with endpoint of segB --> trivial
-            *   * endpoint of segA with point along segB --> non-trivial
-            *   * endpoint of segB with point along segA --> non-trivial
-            *   * point along segA with point along segB --> non-trivial
-            *
-            * If no non-trivial intersection exists, return null
-            * Else, return null.
-            */
+           o.loading = o.loading || function () {};
 
-         }, {
-           key: "getIntersection",
-           value: function getIntersection(other) {
-             // If bboxes don't overlap, there can't be any intersections
-             var tBbox = this.bbox();
-             var oBbox = other.bbox();
-             var bboxOverlap = getBboxOverlap(tBbox, oBbox);
-             if (bboxOverlap === null) return null; // We first check to see if the endpoints can be considered intersections.
-             // This will 'snap' intersections to endpoints if possible, and will
-             // handle cases of colinearity.
+           o.done = o.done || function () {};
 
-             var tlp = this.leftSE.point;
-             var trp = this.rightSE.point;
-             var olp = other.leftSE.point;
-             var orp = other.rightSE.point; // does each endpoint touch the other segment?
-             // note that we restrict the 'touching' definition to only allow segments
-             // to touch endpoints that lie forward from where we are in the sweep line pass
+           return oauth.preauth(o);
+         }; // 'stamp' an authentication object from `getAuth()`
+         // with a [nonce](http://en.wikipedia.org/wiki/Cryptographic_nonce)
+         // and timestamp
 
-             var touchesOtherLSE = isInBbox(tBbox, olp) && this.comparePoint(olp) === 0;
-             var touchesThisLSE = isInBbox(oBbox, tlp) && other.comparePoint(tlp) === 0;
-             var touchesOtherRSE = isInBbox(tBbox, orp) && this.comparePoint(orp) === 0;
-             var touchesThisRSE = isInBbox(oBbox, trp) && other.comparePoint(trp) === 0; // do left endpoints match?
 
-             if (touchesThisLSE && touchesOtherLSE) {
-               // these two cases are for colinear segments with matching left
-               // endpoints, and one segment being longer than the other
-               if (touchesThisRSE && !touchesOtherRSE) return trp;
-               if (!touchesThisRSE && touchesOtherRSE) return orp; // either the two segments match exactly (two trival intersections)
-               // or just on their left endpoint (one trivial intersection
+         function timenonce(o) {
+           o.oauth_timestamp = ohauth.timestamp();
+           o.oauth_nonce = ohauth.nonce();
+           return o;
+         } // get/set tokens. These are prefixed with the base URL so that `osm-auth`
+         // can be used with multiple APIs and the keys in `localStorage`
+         // will not clash
 
-               return null;
-             } // does this left endpoint matches (other doesn't)
 
+         var token;
 
-             if (touchesThisLSE) {
-               // check for segments that just intersect on opposing endpoints
-               if (touchesOtherRSE) {
-                 if (tlp.x === orp.x && tlp.y === orp.y) return null;
-               } // t-intersection on left endpoint
+         if (store.enabled) {
+           token = function token(x, y) {
+             if (arguments.length === 1) return store.get(o.url + x);else if (arguments.length === 2) return store.set(o.url + x, y);
+           };
+         } else {
+           var storage = {};
 
+           token = function token(x, y) {
+             if (arguments.length === 1) return storage[o.url + x];else if (arguments.length === 2) return storage[o.url + x] = y;
+           };
+         } // Get an authentication object. If you just add and remove properties
+         // from a single object, you'll need to use `delete` to make sure that
+         // it doesn't contain undesired properties for authentication
 
-               return tlp;
-             } // does other left endpoint matches (this doesn't)
 
+         function getAuth(o) {
+           return {
+             oauth_consumer_key: o.oauth_consumer_key,
+             oauth_signature_method: 'HMAC-SHA1'
+           };
+         } // potentially pre-authorize
 
-             if (touchesOtherLSE) {
-               // check for segments that just intersect on opposing endpoints
-               if (touchesThisRSE) {
-                 if (trp.x === olp.x && trp.y === olp.y) return null;
-               } // t-intersection on left endpoint
 
+         oauth.options(o);
+         return oauth;
+       };
 
-               return olp;
-             } // trivial intersection on right endpoints
+       var tiler$2 = utilTiler();
+       var dispatch$2 = dispatch$8('apiStatusChange', 'authLoading', 'authDone', 'change', 'loading', 'loaded', 'loadedNotes');
+       var urlroot = 'https://www.openstreetmap.org';
+       var oauth = osmAuth({
+         url: urlroot,
+         oauth_consumer_key: '5A043yRSEugj4DJ5TljuapfnrflWDte8jTOcWLlT',
+         oauth_secret: 'aB3jKq1TRsCOUrfOIZ6oQMEDmv2ptV76PA54NGLL',
+         loading: authLoading,
+         done: authDone
+       }); // hardcode default block of Google Maps
 
+       var _imageryBlocklists = [/.*\.google(apis)?\..*\/(vt|kh)[\?\/].*([xyz]=.*){3}.*/];
+       var _tileCache = {
+         toLoad: {},
+         loaded: {},
+         inflight: {},
+         seen: {},
+         rtree: new RBush()
+       };
+       var _noteCache = {
+         toLoad: {},
+         loaded: {},
+         inflight: {},
+         inflightPost: {},
+         note: {},
+         closed: {},
+         rtree: new RBush()
+       };
+       var _userCache = {
+         toLoad: {},
+         user: {}
+       };
 
-             if (touchesThisRSE && touchesOtherRSE) return null; // t-intersections on just one right endpoint
+       var _cachedApiStatus;
 
-             if (touchesThisRSE) return trp;
-             if (touchesOtherRSE) return orp; // None of our endpoints intersect. Look for a general intersection between
-             // infinite lines laid over the segments
+       var _changeset = {};
 
-             var pt = intersection$1(tlp, this.vector(), olp, other.vector()); // are the segments parrallel? Note that if they were colinear with overlap,
-             // they would have an endpoint intersection and that case was already handled above
+       var _deferred = new Set();
 
-             if (pt === null) return null; // is the intersection found between the lines not on the segments?
+       var _connectionID = 1;
+       var _tileZoom = 16;
+       var _noteZoom = 12;
 
-             if (!isInBbox(bboxOverlap, pt)) return null; // round the the computed point if needed
+       var _rateLimitError;
 
-             return rounder.round(pt.x, pt.y);
-           }
-           /**
-            * Split the given segment into multiple segments on the given points.
-            *  * Each existing segment will retain its leftSE and a new rightSE will be
-            *    generated for it.
-            *  * A new segment will be generated which will adopt the original segment's
-            *    rightSE, and a new leftSE will be generated for it.
-            *  * If there are more than two points given to split on, new segments
-            *    in the middle will be generated with new leftSE and rightSE's.
-            *  * An array of the newly generated SweepEvents will be returned.
-            *
-            * Warning: input array of points is modified
-            */
+       var _userChangesets;
 
-         }, {
-           key: "split",
-           value: function split(point) {
-             var newEvents = [];
-             var alreadyLinked = point.events !== undefined;
-             var newLeftSE = new SweepEvent$1(point, true);
-             var newRightSE = new SweepEvent$1(point, false);
-             var oldRightSE = this.rightSE;
-             this.replaceRightSE(newRightSE);
-             newEvents.push(newRightSE);
-             newEvents.push(newLeftSE);
-             var newSeg = new Segment(newLeftSE, oldRightSE, this.rings.slice(), this.windings.slice()); // when splitting a nearly vertical downward-facing segment,
-             // sometimes one of the resulting new segments is vertical, in which
-             // case its left and right events may need to be swapped
+       var _userDetails;
 
-             if (SweepEvent$1.comparePoints(newSeg.leftSE.point, newSeg.rightSE.point) > 0) {
-               newSeg.swapEvents();
-             }
+       var _off; // set a default but also load this from the API status
 
-             if (SweepEvent$1.comparePoints(this.leftSE.point, this.rightSE.point) > 0) {
-               this.swapEvents();
-             } // in the point we just used to create new sweep events with was already
-             // linked to other events, we need to check if either of the affected
-             // segments should be consumed
 
+       var _maxWayNodes = 2000;
 
-             if (alreadyLinked) {
-               newLeftSE.checkForConsuming();
-               newRightSE.checkForConsuming();
-             }
+       function authLoading() {
+         dispatch$2.call('authLoading');
+       }
 
-             return newEvents;
-           }
-           /* Swap which event is left and right */
+       function authDone() {
+         dispatch$2.call('authDone');
+       }
 
-         }, {
-           key: "swapEvents",
-           value: function swapEvents() {
-             var tmpEvt = this.rightSE;
-             this.rightSE = this.leftSE;
-             this.leftSE = tmpEvt;
-             this.leftSE.isLeft = true;
-             this.rightSE.isLeft = false;
+       function abortRequest$2(controllerOrXHR) {
+         if (controllerOrXHR) {
+           controllerOrXHR.abort();
+         }
+       }
 
-             for (var i = 0, iMax = this.windings.length; i < iMax; i++) {
-               this.windings[i] *= -1;
-             }
-           }
-           /* Consume another segment. We take their rings under our wing
-            * and mark them as consumed. Use for perfectly overlapping segments */
+       function hasInflightRequests(cache) {
+         return Object.keys(cache.inflight).length;
+       }
 
-         }, {
-           key: "consume",
-           value: function consume(other) {
-             var consumer = this;
-             var consumee = other;
+       function abortUnwantedRequests(cache, visibleTiles) {
+         Object.keys(cache.inflight).forEach(function (k) {
+           if (cache.toLoad[k]) return;
+           if (visibleTiles.find(function (tile) {
+             return k === tile.id;
+           })) return;
+           abortRequest$2(cache.inflight[k]);
+           delete cache.inflight[k];
+         });
+       }
 
-             while (consumer.consumedBy) {
-               consumer = consumer.consumedBy;
-             }
+       function getLoc(attrs) {
+         var lon = attrs.lon && attrs.lon.value;
+         var lat = attrs.lat && attrs.lat.value;
+         return [parseFloat(lon), parseFloat(lat)];
+       }
 
-             while (consumee.consumedBy) {
-               consumee = consumee.consumedBy;
-             }
+       function getNodes(obj) {
+         var elems = obj.getElementsByTagName('nd');
+         var nodes = new Array(elems.length);
 
-             var cmp = Segment.compare(consumer, consumee);
-             if (cmp === 0) return; // already consumed
-             // the winner of the consumption is the earlier segment
-             // according to sweep line ordering
+         for (var i = 0, l = elems.length; i < l; i++) {
+           nodes[i] = 'n' + elems[i].attributes.ref.value;
+         }
 
-             if (cmp > 0) {
-               var tmp = consumer;
-               consumer = consumee;
-               consumee = tmp;
-             } // make sure a segment doesn't consume it's prev
+         return nodes;
+       }
 
+       function getNodesJSON(obj) {
+         var elems = obj.nodes;
+         var nodes = new Array(elems.length);
 
-             if (consumer.prev === consumee) {
-               var _tmp = consumer;
-               consumer = consumee;
-               consumee = _tmp;
-             }
+         for (var i = 0, l = elems.length; i < l; i++) {
+           nodes[i] = 'n' + elems[i];
+         }
 
-             for (var i = 0, iMax = consumee.rings.length; i < iMax; i++) {
-               var ring = consumee.rings[i];
-               var winding = consumee.windings[i];
-               var index = consumer.rings.indexOf(ring);
+         return nodes;
+       }
 
-               if (index === -1) {
-                 consumer.rings.push(ring);
-                 consumer.windings.push(winding);
-               } else consumer.windings[index] += winding;
-             }
+       function getTags(obj) {
+         var elems = obj.getElementsByTagName('tag');
+         var tags = {};
 
-             consumee.rings = null;
-             consumee.windings = null;
-             consumee.consumedBy = consumer; // mark sweep events consumed as to maintain ordering in sweep event queue
+         for (var i = 0, l = elems.length; i < l; i++) {
+           var attrs = elems[i].attributes;
+           tags[attrs.k.value] = attrs.v.value;
+         }
 
-             consumee.leftSE.consumedBy = consumer.leftSE;
-             consumee.rightSE.consumedBy = consumer.rightSE;
-           }
-           /* The first segment previous segment chain that is in the result */
+         return tags;
+       }
 
-         }, {
-           key: "prevInResult",
-           value: function prevInResult() {
-             if (this._prevInResult !== undefined) return this._prevInResult;
-             if (!this.prev) this._prevInResult = null;else if (this.prev.isInResult()) this._prevInResult = this.prev;else this._prevInResult = this.prev.prevInResult();
-             return this._prevInResult;
-           }
-         }, {
-           key: "beforeState",
-           value: function beforeState() {
-             if (this._beforeState !== undefined) return this._beforeState;
-             if (!this.prev) this._beforeState = {
-               rings: [],
-               windings: [],
-               multiPolys: []
-             };else {
-               var seg = this.prev.consumedBy || this.prev;
-               this._beforeState = seg.afterState();
-             }
-             return this._beforeState;
-           }
-         }, {
-           key: "afterState",
-           value: function afterState() {
-             if (this._afterState !== undefined) return this._afterState;
-             var beforeState = this.beforeState();
-             this._afterState = {
-               rings: beforeState.rings.slice(0),
-               windings: beforeState.windings.slice(0),
-               multiPolys: []
-             };
-             var ringsAfter = this._afterState.rings;
-             var windingsAfter = this._afterState.windings;
-             var mpsAfter = this._afterState.multiPolys; // calculate ringsAfter, windingsAfter
+       function getMembers(obj) {
+         var elems = obj.getElementsByTagName('member');
+         var members = new Array(elems.length);
 
-             for (var i = 0, iMax = this.rings.length; i < iMax; i++) {
-               var ring = this.rings[i];
-               var winding = this.windings[i];
-               var index = ringsAfter.indexOf(ring);
+         for (var i = 0, l = elems.length; i < l; i++) {
+           var attrs = elems[i].attributes;
+           members[i] = {
+             id: attrs.type.value[0] + attrs.ref.value,
+             type: attrs.type.value,
+             role: attrs.role.value
+           };
+         }
 
-               if (index === -1) {
-                 ringsAfter.push(ring);
-                 windingsAfter.push(winding);
-               } else windingsAfter[index] += winding;
-             } // calcualte polysAfter
+         return members;
+       }
 
+       function getMembersJSON(obj) {
+         var elems = obj.members;
+         var members = new Array(elems.length);
 
-             var polysAfter = [];
-             var polysExclude = [];
+         for (var i = 0, l = elems.length; i < l; i++) {
+           var attrs = elems[i];
+           members[i] = {
+             id: attrs.type[0] + attrs.ref,
+             type: attrs.type,
+             role: attrs.role
+           };
+         }
 
-             for (var _i = 0, _iMax = ringsAfter.length; _i < _iMax; _i++) {
-               if (windingsAfter[_i] === 0) continue; // non-zero rule
+         return members;
+       }
 
-               var _ring = ringsAfter[_i];
-               var poly = _ring.poly;
-               if (polysExclude.indexOf(poly) !== -1) continue;
-               if (_ring.isExterior) polysAfter.push(poly);else {
-                 if (polysExclude.indexOf(poly) === -1) polysExclude.push(poly);
+       function getVisible(attrs) {
+         return !attrs.visible || attrs.visible.value !== 'false';
+       }
 
-                 var _index = polysAfter.indexOf(_ring.poly);
+       function parseComments(comments) {
+         var parsedComments = []; // for each comment
 
-                 if (_index !== -1) polysAfter.splice(_index, 1);
-               }
-             } // calculate multiPolysAfter
+         for (var i = 0; i < comments.length; i++) {
+           var comment = comments[i];
 
+           if (comment.nodeName === 'comment') {
+             var childNodes = comment.childNodes;
+             var parsedComment = {};
 
-             for (var _i2 = 0, _iMax2 = polysAfter.length; _i2 < _iMax2; _i2++) {
-               var mp = polysAfter[_i2].multiPoly;
-               if (mpsAfter.indexOf(mp) === -1) mpsAfter.push(mp);
+             for (var j = 0; j < childNodes.length; j++) {
+               var node = childNodes[j];
+               var nodeName = node.nodeName;
+               if (nodeName === '#text') continue;
+               parsedComment[nodeName] = node.textContent;
+
+               if (nodeName === 'uid') {
+                 var uid = node.textContent;
+
+                 if (uid && !_userCache.user[uid]) {
+                   _userCache.toLoad[uid] = true;
+                 }
+               }
              }
 
-             return this._afterState;
+             if (parsedComment) {
+               parsedComments.push(parsedComment);
+             }
            }
-           /* Is this segment part of the final result? */
+         }
 
-         }, {
-           key: "isInResult",
-           value: function isInResult() {
-             // if we've been consumed, we're not in the result
-             if (this.consumedBy) return false;
-             if (this._isInResult !== undefined) return this._isInResult;
-             var mpsBefore = this.beforeState().multiPolys;
-             var mpsAfter = this.afterState().multiPolys;
+         return parsedComments;
+       }
 
-             switch (operation.type) {
-               case 'union':
-                 {
-                   // UNION - included iff:
-                   //  * On one side of us there is 0 poly interiors AND
-                   //  * On the other side there is 1 or more.
-                   var noBefores = mpsBefore.length === 0;
-                   var noAfters = mpsAfter.length === 0;
-                   this._isInResult = noBefores !== noAfters;
-                   break;
-                 }
+       function encodeNoteRtree(note) {
+         return {
+           minX: note.loc[0],
+           minY: note.loc[1],
+           maxX: note.loc[0],
+           maxY: note.loc[1],
+           data: note
+         };
+       }
 
-               case 'intersection':
-                 {
-                   // INTERSECTION - included iff:
-                   //  * on one side of us all multipolys are rep. with poly interiors AND
-                   //  * on the other side of us, not all multipolys are repsented
-                   //    with poly interiors
-                   var least;
-                   var most;
+       var jsonparsers = {
+         node: function nodeData(obj, uid) {
+           return new osmNode({
+             id: uid,
+             visible: typeof obj.visible === 'boolean' ? obj.visible : true,
+             version: obj.version && obj.version.toString(),
+             changeset: obj.changeset && obj.changeset.toString(),
+             timestamp: obj.timestamp,
+             user: obj.user,
+             uid: obj.uid && obj.uid.toString(),
+             loc: [parseFloat(obj.lon), parseFloat(obj.lat)],
+             tags: obj.tags
+           });
+         },
+         way: function wayData(obj, uid) {
+           return new osmWay({
+             id: uid,
+             visible: typeof obj.visible === 'boolean' ? obj.visible : true,
+             version: obj.version && obj.version.toString(),
+             changeset: obj.changeset && obj.changeset.toString(),
+             timestamp: obj.timestamp,
+             user: obj.user,
+             uid: obj.uid && obj.uid.toString(),
+             tags: obj.tags,
+             nodes: getNodesJSON(obj)
+           });
+         },
+         relation: function relationData(obj, uid) {
+           return new osmRelation({
+             id: uid,
+             visible: typeof obj.visible === 'boolean' ? obj.visible : true,
+             version: obj.version && obj.version.toString(),
+             changeset: obj.changeset && obj.changeset.toString(),
+             timestamp: obj.timestamp,
+             user: obj.user,
+             uid: obj.uid && obj.uid.toString(),
+             tags: obj.tags,
+             members: getMembersJSON(obj)
+           });
+         },
+         user: function parseUser(obj, uid) {
+           return {
+             id: uid,
+             display_name: obj.display_name,
+             account_created: obj.account_created,
+             image_url: obj.img && obj.img.href,
+             changesets_count: obj.changesets && obj.changesets.count && obj.changesets.count.toString() || '0',
+             active_blocks: obj.blocks && obj.blocks.received && obj.blocks.received.active && obj.blocks.received.active.toString() || '0'
+           };
+         }
+       };
 
-                   if (mpsBefore.length < mpsAfter.length) {
-                     least = mpsBefore.length;
-                     most = mpsAfter.length;
-                   } else {
-                     least = mpsAfter.length;
-                     most = mpsBefore.length;
-                   }
+       function parseJSON(payload, callback, options) {
+         options = Object.assign({
+           skipSeen: true
+         }, options);
 
-                   this._isInResult = most === operation.numMultiPolys && least < most;
-                   break;
-                 }
+         if (!payload) {
+           return callback({
+             message: 'No JSON',
+             status: -1
+           });
+         }
 
-               case 'xor':
-                 {
-                   // XOR - included iff:
-                   //  * the difference between the number of multipolys represented
-                   //    with poly interiors on our two sides is an odd number
-                   var diff = Math.abs(mpsBefore.length - mpsAfter.length);
-                   this._isInResult = diff % 2 === 1;
-                   break;
-                 }
+         var json = payload;
+         if (_typeof(json) !== 'object') json = JSON.parse(payload);
+         if (!json.elements) return callback({
+           message: 'No JSON',
+           status: -1
+         });
+         var children = json.elements;
+         var handle = window.requestIdleCallback(function () {
+           _deferred["delete"](handle);
 
-               case 'difference':
-                 {
-                   // DIFFERENCE included iff:
-                   //  * on exactly one side, we have just the subject
-                   var isJustSubject = function isJustSubject(mps) {
-                     return mps.length === 1 && mps[0].isSubject;
-                   };
+           var results = [];
+           var result;
 
-                   this._isInResult = isJustSubject(mpsBefore) !== isJustSubject(mpsAfter);
-                   break;
-                 }
+           for (var i = 0; i < children.length; i++) {
+             result = parseChild(children[i]);
+             if (result) results.push(result);
+           }
 
-               default:
-                 throw new Error("Unrecognized operation type found ".concat(operation.type));
-             }
+           callback(null, results);
+         });
 
-             return this._isInResult;
-           }
-         }], [{
-           key: "fromRing",
-           value: function fromRing(pt1, pt2, ring) {
-             var leftPt, rightPt, winding; // ordering the two points according to sweep line ordering
+         _deferred.add(handle);
 
-             var cmpPts = SweepEvent$1.comparePoints(pt1, pt2);
+         function parseChild(child) {
+           var parser = jsonparsers[child.type];
+           if (!parser) return null;
+           var uid;
+           uid = osmEntity.id.fromOSM(child.type, child.id);
 
-             if (cmpPts < 0) {
-               leftPt = pt1;
-               rightPt = pt2;
-               winding = 1;
-             } else if (cmpPts > 0) {
-               leftPt = pt2;
-               rightPt = pt1;
-               winding = -1;
-             } else throw new Error("Tried to create degenerate segment at [".concat(pt1.x, ", ").concat(pt1.y, "]"));
+           if (options.skipSeen) {
+             if (_tileCache.seen[uid]) return null; // avoid reparsing a "seen" entity
 
-             var leftSE = new SweepEvent$1(leftPt, true);
-             var rightSE = new SweepEvent$1(rightPt, false);
-             return new Segment(leftSE, rightSE, [ring], [winding]);
+             _tileCache.seen[uid] = true;
            }
-         }]);
 
-         return Segment;
-       }();
+           return parser(child, uid);
+         }
+       }
 
-       var RingIn = /*#__PURE__*/function () {
-         function RingIn(geomRing, poly, isExterior) {
-           _classCallCheck$1(this, RingIn);
+       function parseUserJSON(payload, callback, options) {
+         options = Object.assign({
+           skipSeen: true
+         }, options);
 
-           if (!Array.isArray(geomRing) || geomRing.length === 0) {
-             throw new Error('Input geometry is not a valid Polygon or MultiPolygon');
+         if (!payload) {
+           return callback({
+             message: 'No JSON',
+             status: -1
+           });
+         }
+
+         var json = payload;
+         if (_typeof(json) !== 'object') json = JSON.parse(payload);
+         if (!json.users && !json.user) return callback({
+           message: 'No JSON',
+           status: -1
+         });
+         var objs = json.users || [json];
+         var handle = window.requestIdleCallback(function () {
+           _deferred["delete"](handle);
+
+           var results = [];
+           var result;
+
+           for (var i = 0; i < objs.length; i++) {
+             result = parseObj(objs[i]);
+             if (result) results.push(result);
            }
 
-           this.poly = poly;
-           this.isExterior = isExterior;
-           this.segments = [];
+           callback(null, results);
+         });
 
-           if (typeof geomRing[0][0] !== 'number' || typeof geomRing[0][1] !== 'number') {
-             throw new Error('Input geometry is not a valid Polygon or MultiPolygon');
+         _deferred.add(handle);
+
+         function parseObj(obj) {
+           var uid = obj.user.id && obj.user.id.toString();
+
+           if (options.skipSeen && _userCache.user[uid]) {
+             delete _userCache.toLoad[uid];
+             return null;
            }
 
-           var firstPoint = rounder.round(geomRing[0][0], geomRing[0][1]);
-           this.bbox = {
-             ll: {
-               x: firstPoint.x,
-               y: firstPoint.y
-             },
-             ur: {
-               x: firstPoint.x,
-               y: firstPoint.y
-             }
-           };
-           var prevPoint = firstPoint;
+           var user = jsonparsers.user(obj.user, uid);
+           _userCache.user[uid] = user;
+           delete _userCache.toLoad[uid];
+           return user;
+         }
+       }
 
-           for (var i = 1, iMax = geomRing.length; i < iMax; i++) {
-             if (typeof geomRing[i][0] !== 'number' || typeof geomRing[i][1] !== 'number') {
-               throw new Error('Input geometry is not a valid Polygon or MultiPolygon');
+       var parsers = {
+         node: function nodeData(obj, uid) {
+           var attrs = obj.attributes;
+           return new osmNode({
+             id: uid,
+             visible: getVisible(attrs),
+             version: attrs.version.value,
+             changeset: attrs.changeset && attrs.changeset.value,
+             timestamp: attrs.timestamp && attrs.timestamp.value,
+             user: attrs.user && attrs.user.value,
+             uid: attrs.uid && attrs.uid.value,
+             loc: getLoc(attrs),
+             tags: getTags(obj)
+           });
+         },
+         way: function wayData(obj, uid) {
+           var attrs = obj.attributes;
+           return new osmWay({
+             id: uid,
+             visible: getVisible(attrs),
+             version: attrs.version.value,
+             changeset: attrs.changeset && attrs.changeset.value,
+             timestamp: attrs.timestamp && attrs.timestamp.value,
+             user: attrs.user && attrs.user.value,
+             uid: attrs.uid && attrs.uid.value,
+             tags: getTags(obj),
+             nodes: getNodes(obj)
+           });
+         },
+         relation: function relationData(obj, uid) {
+           var attrs = obj.attributes;
+           return new osmRelation({
+             id: uid,
+             visible: getVisible(attrs),
+             version: attrs.version.value,
+             changeset: attrs.changeset && attrs.changeset.value,
+             timestamp: attrs.timestamp && attrs.timestamp.value,
+             user: attrs.user && attrs.user.value,
+             uid: attrs.uid && attrs.uid.value,
+             tags: getTags(obj),
+             members: getMembers(obj)
+           });
+         },
+         note: function parseNote(obj, uid) {
+           var attrs = obj.attributes;
+           var childNodes = obj.childNodes;
+           var props = {};
+           props.id = uid;
+           props.loc = getLoc(attrs); // if notes are coincident, move them apart slightly
+
+           var coincident = false;
+           var epsilon = 0.00001;
+
+           do {
+             if (coincident) {
+               props.loc = geoVecAdd(props.loc, [epsilon, epsilon]);
              }
 
-             var point = rounder.round(geomRing[i][0], geomRing[i][1]); // skip repeated points
+             var bbox = geoExtent(props.loc).bbox();
+             coincident = _noteCache.rtree.search(bbox).length;
+           } while (coincident); // parse note contents
 
-             if (point.x === prevPoint.x && point.y === prevPoint.y) continue;
-             this.segments.push(Segment.fromRing(prevPoint, point, this));
-             if (point.x < this.bbox.ll.x) this.bbox.ll.x = point.x;
-             if (point.y < this.bbox.ll.y) this.bbox.ll.y = point.y;
-             if (point.x > this.bbox.ur.x) this.bbox.ur.x = point.x;
-             if (point.y > this.bbox.ur.y) this.bbox.ur.y = point.y;
-             prevPoint = point;
-           } // add segment from last to first if last is not the same as first
 
+           for (var i = 0; i < childNodes.length; i++) {
+             var node = childNodes[i];
+             var nodeName = node.nodeName;
+             if (nodeName === '#text') continue; // if the element is comments, parse the comments
 
-           if (firstPoint.x !== prevPoint.x || firstPoint.y !== prevPoint.y) {
-             this.segments.push(Segment.fromRing(prevPoint, firstPoint, this));
+             if (nodeName === 'comments') {
+               props[nodeName] = parseComments(node.childNodes);
+             } else {
+               props[nodeName] = node.textContent;
+             }
            }
-         }
 
-         _createClass$1(RingIn, [{
-           key: "getSweepEvents",
-           value: function getSweepEvents() {
-             var sweepEvents = [];
+           var note = new osmNote(props);
+           var item = encodeNoteRtree(note);
+           _noteCache.note[note.id] = note;
 
-             for (var i = 0, iMax = this.segments.length; i < iMax; i++) {
-               var segment = this.segments[i];
-               sweepEvents.push(segment.leftSE);
-               sweepEvents.push(segment.rightSE);
-             }
+           _noteCache.rtree.insert(item);
 
-             return sweepEvents;
-           }
-         }]);
+           return note;
+         },
+         user: function parseUser(obj, uid) {
+           var attrs = obj.attributes;
+           var user = {
+             id: uid,
+             display_name: attrs.display_name && attrs.display_name.value,
+             account_created: attrs.account_created && attrs.account_created.value,
+             changesets_count: '0',
+             active_blocks: '0'
+           };
+           var img = obj.getElementsByTagName('img');
 
-         return RingIn;
-       }();
+           if (img && img[0] && img[0].getAttribute('href')) {
+             user.image_url = img[0].getAttribute('href');
+           }
 
-       var PolyIn = /*#__PURE__*/function () {
-         function PolyIn(geomPoly, multiPoly) {
-           _classCallCheck$1(this, PolyIn);
+           var changesets = obj.getElementsByTagName('changesets');
 
-           if (!Array.isArray(geomPoly)) {
-             throw new Error('Input geometry is not a valid Polygon or MultiPolygon');
+           if (changesets && changesets[0] && changesets[0].getAttribute('count')) {
+             user.changesets_count = changesets[0].getAttribute('count');
            }
 
-           this.exteriorRing = new RingIn(geomPoly[0], this, true); // copy by value
+           var blocks = obj.getElementsByTagName('blocks');
 
-           this.bbox = {
-             ll: {
-               x: this.exteriorRing.bbox.ll.x,
-               y: this.exteriorRing.bbox.ll.y
-             },
-             ur: {
-               x: this.exteriorRing.bbox.ur.x,
-               y: this.exteriorRing.bbox.ur.y
-             }
-           };
-           this.interiorRings = [];
+           if (blocks && blocks[0]) {
+             var received = blocks[0].getElementsByTagName('received');
 
-           for (var i = 1, iMax = geomPoly.length; i < iMax; i++) {
-             var ring = new RingIn(geomPoly[i], this, false);
-             if (ring.bbox.ll.x < this.bbox.ll.x) this.bbox.ll.x = ring.bbox.ll.x;
-             if (ring.bbox.ll.y < this.bbox.ll.y) this.bbox.ll.y = ring.bbox.ll.y;
-             if (ring.bbox.ur.x > this.bbox.ur.x) this.bbox.ur.x = ring.bbox.ur.x;
-             if (ring.bbox.ur.y > this.bbox.ur.y) this.bbox.ur.y = ring.bbox.ur.y;
-             this.interiorRings.push(ring);
+             if (received && received[0] && received[0].getAttribute('active')) {
+               user.active_blocks = received[0].getAttribute('active');
+             }
            }
 
-           this.multiPoly = multiPoly;
+           _userCache.user[uid] = user;
+           delete _userCache.toLoad[uid];
+           return user;
          }
+       };
 
-         _createClass$1(PolyIn, [{
-           key: "getSweepEvents",
-           value: function getSweepEvents() {
-             var sweepEvents = this.exteriorRing.getSweepEvents();
+       function parseXML(xml, callback, options) {
+         options = Object.assign({
+           skipSeen: true
+         }, options);
 
-             for (var i = 0, iMax = this.interiorRings.length; i < iMax; i++) {
-               var ringSweepEvents = this.interiorRings[i].getSweepEvents();
+         if (!xml || !xml.childNodes) {
+           return callback({
+             message: 'No XML',
+             status: -1
+           });
+         }
 
-               for (var j = 0, jMax = ringSweepEvents.length; j < jMax; j++) {
-                 sweepEvents.push(ringSweepEvents[j]);
-               }
-             }
+         var root = xml.childNodes[0];
+         var children = root.childNodes;
+         var handle = window.requestIdleCallback(function () {
+           _deferred["delete"](handle);
 
-             return sweepEvents;
+           var results = [];
+           var result;
+
+           for (var i = 0; i < children.length; i++) {
+             result = parseChild(children[i]);
+             if (result) results.push(result);
            }
-         }]);
 
-         return PolyIn;
-       }();
+           callback(null, results);
+         });
 
-       var MultiPolyIn = /*#__PURE__*/function () {
-         function MultiPolyIn(geom, isSubject) {
-           _classCallCheck$1(this, MultiPolyIn);
+         _deferred.add(handle);
 
-           if (!Array.isArray(geom)) {
-             throw new Error('Input geometry is not a valid Polygon or MultiPolygon');
-           }
+         function parseChild(child) {
+           var parser = parsers[child.nodeName];
+           if (!parser) return null;
+           var uid;
+
+           if (child.nodeName === 'user') {
+             uid = child.attributes.id.value;
+
+             if (options.skipSeen && _userCache.user[uid]) {
+               delete _userCache.toLoad[uid];
+               return null;
+             }
+           } else if (child.nodeName === 'note') {
+             uid = child.getElementsByTagName('id')[0].textContent;
+           } else {
+             uid = osmEntity.id.fromOSM(child.nodeName, child.attributes.id.value);
 
-           try {
-             // if the input looks like a polygon, convert it to a multipolygon
-             if (typeof geom[0][0][0] === 'number') geom = [geom];
-           } catch (ex) {// The input is either malformed or has empty arrays.
-             // In either case, it will be handled later on.
-           }
+             if (options.skipSeen) {
+               if (_tileCache.seen[uid]) return null; // avoid reparsing a "seen" entity
 
-           this.polys = [];
-           this.bbox = {
-             ll: {
-               x: Number.POSITIVE_INFINITY,
-               y: Number.POSITIVE_INFINITY
-             },
-             ur: {
-               x: Number.NEGATIVE_INFINITY,
-               y: Number.NEGATIVE_INFINITY
+               _tileCache.seen[uid] = true;
              }
-           };
-
-           for (var i = 0, iMax = geom.length; i < iMax; i++) {
-             var poly = new PolyIn(geom[i], this);
-             if (poly.bbox.ll.x < this.bbox.ll.x) this.bbox.ll.x = poly.bbox.ll.x;
-             if (poly.bbox.ll.y < this.bbox.ll.y) this.bbox.ll.y = poly.bbox.ll.y;
-             if (poly.bbox.ur.x > this.bbox.ur.x) this.bbox.ur.x = poly.bbox.ur.x;
-             if (poly.bbox.ur.y > this.bbox.ur.y) this.bbox.ur.y = poly.bbox.ur.y;
-             this.polys.push(poly);
            }
 
-           this.isSubject = isSubject;
+           return parser(child, uid);
          }
+       } // replace or remove note from rtree
 
-         _createClass$1(MultiPolyIn, [{
-           key: "getSweepEvents",
-           value: function getSweepEvents() {
-             var sweepEvents = [];
 
-             for (var i = 0, iMax = this.polys.length; i < iMax; i++) {
-               var polySweepEvents = this.polys[i].getSweepEvents();
+       function updateRtree(item, replace) {
+         _noteCache.rtree.remove(item, function isEql(a, b) {
+           return a.data.id === b.data.id;
+         });
 
-               for (var j = 0, jMax = polySweepEvents.length; j < jMax; j++) {
-                 sweepEvents.push(polySweepEvents[j]);
-               }
+         if (replace) {
+           _noteCache.rtree.insert(item);
+         }
+       }
+
+       function wrapcb(thisArg, callback, cid) {
+         return function (err, result) {
+           if (err) {
+             // 400 Bad Request, 401 Unauthorized, 403 Forbidden..
+             if (err.status === 400 || err.status === 401 || err.status === 403) {
+               thisArg.logout();
              }
 
-             return sweepEvents;
+             return callback.call(thisArg, err);
+           } else if (thisArg.getConnectionId() !== cid) {
+             return callback.call(thisArg, {
+               message: 'Connection Switched',
+               status: -1
+             });
+           } else {
+             return callback.call(thisArg, err, result);
            }
-         }]);
-
-         return MultiPolyIn;
-       }();
-
-       var RingOut = /*#__PURE__*/function () {
-         _createClass$1(RingOut, null, [{
-           key: "factory",
+         };
+       }
 
-           /* Given the segments from the sweep line pass, compute & return a series
-            * of closed rings from all the segments marked to be part of the result */
-           value: function factory(allSegments) {
-             var ringsOut = [];
+       var serviceOsm = {
+         init: function init() {
+           utilRebind(this, dispatch$2, 'on');
+         },
+         reset: function reset() {
+           Array.from(_deferred).forEach(function (handle) {
+             window.cancelIdleCallback(handle);
 
-             for (var i = 0, iMax = allSegments.length; i < iMax; i++) {
-               var segment = allSegments[i];
-               if (!segment.isInResult() || segment.ringOut) continue;
-               var prevEvent = null;
-               var event = segment.leftSE;
-               var nextEvent = segment.rightSE;
-               var events = [event];
-               var startingPoint = event.point;
-               var intersectionLEs = [];
-               /* Walk the chain of linked events to form a closed ring */
+             _deferred["delete"](handle);
+           });
+           _connectionID++;
+           _userChangesets = undefined;
+           _userDetails = undefined;
+           _rateLimitError = undefined;
+           Object.values(_tileCache.inflight).forEach(abortRequest$2);
+           Object.values(_noteCache.inflight).forEach(abortRequest$2);
+           Object.values(_noteCache.inflightPost).forEach(abortRequest$2);
+           if (_changeset.inflight) abortRequest$2(_changeset.inflight);
+           _tileCache = {
+             toLoad: {},
+             loaded: {},
+             inflight: {},
+             seen: {},
+             rtree: new RBush()
+           };
+           _noteCache = {
+             toLoad: {},
+             loaded: {},
+             inflight: {},
+             inflightPost: {},
+             note: {},
+             closed: {},
+             rtree: new RBush()
+           };
+           _userCache = {
+             toLoad: {},
+             user: {}
+           };
+           _cachedApiStatus = undefined;
+           _changeset = {};
+           return this;
+         },
+         getConnectionId: function getConnectionId() {
+           return _connectionID;
+         },
+         changesetURL: function changesetURL(changesetID) {
+           return urlroot + '/changeset/' + changesetID;
+         },
+         changesetsURL: function changesetsURL(center, zoom) {
+           var precision = Math.max(0, Math.ceil(Math.log(zoom) / Math.LN2));
+           return urlroot + '/history#map=' + Math.floor(zoom) + '/' + center[1].toFixed(precision) + '/' + center[0].toFixed(precision);
+         },
+         entityURL: function entityURL(entity) {
+           return urlroot + '/' + entity.type + '/' + entity.osmId();
+         },
+         historyURL: function historyURL(entity) {
+           return urlroot + '/' + entity.type + '/' + entity.osmId() + '/history';
+         },
+         userURL: function userURL(username) {
+           return urlroot + '/user/' + encodeURIComponent(username);
+         },
+         noteURL: function noteURL(note) {
+           return urlroot + '/note/' + note.id;
+         },
+         noteReportURL: function noteReportURL(note) {
+           return urlroot + '/reports/new?reportable_type=Note&reportable_id=' + note.id;
+         },
+         // Generic method to load data from the OSM API
+         // Can handle either auth or unauth calls.
+         loadFromAPI: function loadFromAPI(path, callback, options) {
+           options = Object.assign({
+             skipSeen: true
+           }, options);
+           var that = this;
+           var cid = _connectionID;
 
-               while (true) {
-                 prevEvent = event;
-                 event = nextEvent;
-                 events.push(event);
-                 /* Is the ring complete? */
+           function done(err, payload) {
+             if (that.getConnectionId() !== cid) {
+               if (callback) callback({
+                 message: 'Connection Switched',
+                 status: -1
+               });
+               return;
+             }
 
-                 if (event.point === startingPoint) break;
+             var isAuthenticated = that.authenticated(); // 400 Bad Request, 401 Unauthorized, 403 Forbidden
+             // Logout and retry the request..
 
-                 while (true) {
-                   var availableLEs = event.getAvailableLinkedEvents();
-                   /* Did we hit a dead end? This shouldn't happen. Indicates some earlier
-                    * part of the algorithm malfunctioned... please file a bug report. */
+             if (isAuthenticated && err && err.status && (err.status === 400 || err.status === 401 || err.status === 403)) {
+               that.logout();
+               that.loadFromAPI(path, callback, options); // else, no retry..
+             } else {
+               // 509 Bandwidth Limit Exceeded, 429 Too Many Requests
+               // Set the rateLimitError flag and trigger a warning..
+               if (!isAuthenticated && !_rateLimitError && err && err.status && (err.status === 509 || err.status === 429)) {
+                 _rateLimitError = err;
+                 dispatch$2.call('change');
+                 that.reloadApiStatus();
+               } else if (err && _cachedApiStatus === 'online' || !err && _cachedApiStatus !== 'online') {
+                 // If the response's error state doesn't match the status,
+                 // it's likely we lost or gained the connection so reload the status
+                 that.reloadApiStatus();
+               }
 
-                   if (availableLEs.length === 0) {
-                     var firstPt = events[0].point;
-                     var lastPt = events[events.length - 1].point;
-                     throw new Error("Unable to complete output ring starting at [".concat(firstPt.x, ",") + " ".concat(firstPt.y, "]. Last matching segment found ends at") + " [".concat(lastPt.x, ", ").concat(lastPt.y, "]."));
+               if (callback) {
+                 if (err) {
+                   return callback(err);
+                 } else {
+                   if (path.indexOf('.json') !== -1) {
+                     return parseJSON(payload, callback, options);
+                   } else {
+                     return parseXML(payload, callback, options);
                    }
-                   /* Only one way to go, so cotinue on the path */
+                 }
+               }
+             }
+           }
 
+           if (this.authenticated()) {
+             return oauth.xhr({
+               method: 'GET',
+               path: path
+             }, done);
+           } else {
+             var url = urlroot + path;
+             var controller = new AbortController();
+             var fn;
 
-                   if (availableLEs.length === 1) {
-                     nextEvent = availableLEs[0].otherSE;
-                     break;
-                   }
-                   /* We must have an intersection. Check for a completed loop */
+             if (path.indexOf('.json') !== -1) {
+               fn = d3_json;
+             } else {
+               fn = d3_xml;
+             }
 
+             fn(url, {
+               signal: controller.signal
+             }).then(function (data) {
+               done(null, data);
+             })["catch"](function (err) {
+               if (err.name === 'AbortError') return; // d3-fetch includes status in the error message,
+               // but we can't access the response itself
+               // https://github.com/d3/d3-fetch/issues/27
 
-                   var indexLE = null;
+               var match = err.message.match(/^\d{3}/);
 
-                   for (var j = 0, jMax = intersectionLEs.length; j < jMax; j++) {
-                     if (intersectionLEs[j].point === event.point) {
-                       indexLE = j;
-                       break;
-                     }
-                   }
-                   /* Found a completed loop. Cut that off and make a ring */
+               if (match) {
+                 done({
+                   status: +match[0],
+                   statusText: err.message
+                 });
+               } else {
+                 done(err.message);
+               }
+             });
+             return controller;
+           }
+         },
+         // Load a single entity by id (ways and relations use the `/full` call to include
+         // nodes and members). Parent relations are not included, see `loadEntityRelations`.
+         // GET /api/0.6/node/#id
+         // GET /api/0.6/[way|relation]/#id/full
+         loadEntity: function loadEntity(id, callback) {
+           var type = osmEntity.id.type(id);
+           var osmID = osmEntity.id.toOSM(id);
+           var options = {
+             skipSeen: false
+           };
+           this.loadFromAPI('/api/0.6/' + type + '/' + osmID + (type !== 'node' ? '/full' : '') + '.json', function (err, entities) {
+             if (callback) callback(err, {
+               data: entities
+             });
+           }, options);
+         },
+         // Load a single entity with a specific version
+         // GET /api/0.6/[node|way|relation]/#id/#version
+         loadEntityVersion: function loadEntityVersion(id, version, callback) {
+           var type = osmEntity.id.type(id);
+           var osmID = osmEntity.id.toOSM(id);
+           var options = {
+             skipSeen: false
+           };
+           this.loadFromAPI('/api/0.6/' + type + '/' + osmID + '/' + version + '.json', function (err, entities) {
+             if (callback) callback(err, {
+               data: entities
+             });
+           }, options);
+         },
+         // Load the relations of a single entity with the given.
+         // GET /api/0.6/[node|way|relation]/#id/relations
+         loadEntityRelations: function loadEntityRelations(id, callback) {
+           var type = osmEntity.id.type(id);
+           var osmID = osmEntity.id.toOSM(id);
+           var options = {
+             skipSeen: false
+           };
+           this.loadFromAPI('/api/0.6/' + type + '/' + osmID + '/relations.json', function (err, entities) {
+             if (callback) callback(err, {
+               data: entities
+             });
+           }, options);
+         },
+         // Load multiple entities in chunks
+         // (note: callback may be called multiple times)
+         // Unlike `loadEntity`, child nodes and members are not fetched
+         // GET /api/0.6/[nodes|ways|relations]?#parameters
+         loadMultiple: function loadMultiple(ids, callback) {
+           var that = this;
+           var groups = utilArrayGroupBy(utilArrayUniq(ids), osmEntity.id.type);
+           Object.keys(groups).forEach(function (k) {
+             var type = k + 's'; // nodes, ways, relations
 
+             var osmIDs = groups[k].map(function (id) {
+               return osmEntity.id.toOSM(id);
+             });
+             var options = {
+               skipSeen: false
+             };
+             utilArrayChunk(osmIDs, 150).forEach(function (arr) {
+               that.loadFromAPI('/api/0.6/' + type + '.json?' + type + '=' + arr.join(), function (err, entities) {
+                 if (callback) callback(err, {
+                   data: entities
+                 });
+               }, options);
+             });
+           });
+         },
+         // Create, upload, and close a changeset
+         // PUT /api/0.6/changeset/create
+         // POST /api/0.6/changeset/#id/upload
+         // PUT /api/0.6/changeset/#id/close
+         putChangeset: function putChangeset(changeset, changes, callback) {
+           var cid = _connectionID;
 
-                   if (indexLE !== null) {
-                     var intersectionLE = intersectionLEs.splice(indexLE)[0];
-                     var ringEvents = events.splice(intersectionLE.index);
-                     ringEvents.unshift(ringEvents[0].otherSE);
-                     ringsOut.push(new RingOut(ringEvents.reverse()));
-                     continue;
-                   }
-                   /* register the intersection */
+           if (_changeset.inflight) {
+             return callback({
+               message: 'Changeset already inflight',
+               status: -2
+             }, changeset);
+           } else if (_changeset.open) {
+             // reuse existing open changeset..
+             return createdChangeset.call(this, null, _changeset.open);
+           } else {
+             // Open a new changeset..
+             var options = {
+               method: 'PUT',
+               path: '/api/0.6/changeset/create',
+               options: {
+                 header: {
+                   'Content-Type': 'text/xml'
+                 }
+               },
+               content: JXON.stringify(changeset.asJXON())
+             };
+             _changeset.inflight = oauth.xhr(options, wrapcb(this, createdChangeset, cid));
+           }
 
+           function createdChangeset(err, changesetID) {
+             _changeset.inflight = null;
 
-                   intersectionLEs.push({
-                     index: events.length,
-                     point: event.point
-                   });
-                   /* Choose the left-most option to continue the walk */
+             if (err) {
+               return callback(err, changeset);
+             }
 
-                   var comparator = event.getLeftmostComparator(prevEvent);
-                   nextEvent = availableLEs.sort(comparator)[0].otherSE;
-                   break;
+             _changeset.open = changesetID;
+             changeset = changeset.update({
+               id: changesetID
+             }); // Upload the changeset..
+
+             var options = {
+               method: 'POST',
+               path: '/api/0.6/changeset/' + changesetID + '/upload',
+               options: {
+                 header: {
+                   'Content-Type': 'text/xml'
                  }
-               }
+               },
+               content: JXON.stringify(changeset.osmChangeJXON(changes))
+             };
+             _changeset.inflight = oauth.xhr(options, wrapcb(this, uploadedChangeset, cid));
+           }
 
-               ringsOut.push(new RingOut(events));
-             }
+           function uploadedChangeset(err) {
+             _changeset.inflight = null;
+             if (err) return callback(err, changeset); // Upload was successful, safe to call the callback.
+             // Add delay to allow for postgres replication #1646 #2678
 
-             return ringsOut;
+             window.setTimeout(function () {
+               callback(null, changeset);
+             }, 2500);
+             _changeset.open = null; // At this point, we don't really care if the connection was switched..
+             // Only try to close the changeset if we're still talking to the same server.
+
+             if (this.getConnectionId() === cid) {
+               // Still attempt to close changeset, but ignore response because #2667
+               oauth.xhr({
+                 method: 'PUT',
+                 path: '/api/0.6/changeset/' + changeset.id + '/close',
+                 options: {
+                   header: {
+                     'Content-Type': 'text/xml'
+                   }
+                 }
+               }, function () {
+                 return true;
+               });
+             }
            }
-         }]);
+         },
+         // Load multiple users in chunks
+         // (note: callback may be called multiple times)
+         // GET /api/0.6/users?users=#id1,#id2,...,#idn
+         loadUsers: function loadUsers(uids, callback) {
+           var toLoad = [];
+           var cached = [];
+           utilArrayUniq(uids).forEach(function (uid) {
+             if (_userCache.user[uid]) {
+               delete _userCache.toLoad[uid];
+               cached.push(_userCache.user[uid]);
+             } else {
+               toLoad.push(uid);
+             }
+           });
 
-         function RingOut(events) {
-           _classCallCheck$1(this, RingOut);
+           if (cached.length || !this.authenticated()) {
+             callback(undefined, cached);
+             if (!this.authenticated()) return; // require auth
+           }
 
-           this.events = events;
+           utilArrayChunk(toLoad, 150).forEach(function (arr) {
+             oauth.xhr({
+               method: 'GET',
+               path: '/api/0.6/users.json?users=' + arr.join()
+             }, wrapcb(this, done, _connectionID));
+           }.bind(this));
 
-           for (var i = 0, iMax = events.length; i < iMax; i++) {
-             events[i].segment.ringOut = this;
+           function done(err, payload) {
+             if (err) return callback(err);
+             var options = {
+               skipSeen: true
+             };
+             return parseUserJSON(payload, function (err, results) {
+               if (err) return callback(err);
+               return callback(undefined, results);
+             }, options);
+           }
+         },
+         // Load a given user by id
+         // GET /api/0.6/user/#id
+         loadUser: function loadUser(uid, callback) {
+           if (_userCache.user[uid] || !this.authenticated()) {
+             // require auth
+             delete _userCache.toLoad[uid];
+             return callback(undefined, _userCache.user[uid]);
            }
 
-           this.poly = null;
-         }
-
-         _createClass$1(RingOut, [{
-           key: "getGeom",
-           value: function getGeom() {
-             // Remove superfluous points (ie extra points along a straight line),
-             var prevPt = this.events[0].point;
-             var points = [prevPt];
+           oauth.xhr({
+             method: 'GET',
+             path: '/api/0.6/user/' + uid + '.json'
+           }, wrapcb(this, done, _connectionID));
 
-             for (var i = 1, iMax = this.events.length - 1; i < iMax; i++) {
-               var _pt = this.events[i].point;
-               var _nextPt = this.events[i + 1].point;
-               if (compareVectorAngles(_pt, prevPt, _nextPt) === 0) continue;
-               points.push(_pt);
-               prevPt = _pt;
-             } // ring was all (within rounding error of angle calc) colinear points
+           function done(err, payload) {
+             if (err) return callback(err);
+             var options = {
+               skipSeen: true
+             };
+             return parseUserJSON(payload, function (err, results) {
+               if (err) return callback(err);
+               return callback(undefined, results[0]);
+             }, options);
+           }
+         },
+         // Load the details of the logged-in user
+         // GET /api/0.6/user/details
+         userDetails: function userDetails(callback) {
+           if (_userDetails) {
+             // retrieve cached
+             return callback(undefined, _userDetails);
+           }
 
+           oauth.xhr({
+             method: 'GET',
+             path: '/api/0.6/user/details.json'
+           }, wrapcb(this, done, _connectionID));
 
-             if (points.length === 1) return null; // check if the starting point is necessary
+           function done(err, payload) {
+             if (err) return callback(err);
+             var options = {
+               skipSeen: false
+             };
+             return parseUserJSON(payload, function (err, results) {
+               if (err) return callback(err);
+               _userDetails = results[0];
+               return callback(undefined, _userDetails);
+             }, options);
+           }
+         },
+         // Load previous changesets for the logged in user
+         // GET /api/0.6/changesets?user=#id
+         userChangesets: function userChangesets(callback) {
+           if (_userChangesets) {
+             // retrieve cached
+             return callback(undefined, _userChangesets);
+           }
 
-             var pt = points[0];
-             var nextPt = points[1];
-             if (compareVectorAngles(pt, prevPt, nextPt) === 0) points.shift();
-             points.push(points[0]);
-             var step = this.isExteriorRing() ? 1 : -1;
-             var iStart = this.isExteriorRing() ? 0 : points.length - 1;
-             var iEnd = this.isExteriorRing() ? points.length : -1;
-             var orderedPoints = [];
+           this.userDetails(wrapcb(this, gotDetails, _connectionID));
 
-             for (var _i = iStart; _i != iEnd; _i += step) {
-               orderedPoints.push([points[_i].x, points[_i].y]);
+           function gotDetails(err, user) {
+             if (err) {
+               return callback(err);
              }
 
-             return orderedPoints;
+             oauth.xhr({
+               method: 'GET',
+               path: '/api/0.6/changesets?user=' + user.id
+             }, wrapcb(this, done, _connectionID));
            }
-         }, {
-           key: "isExteriorRing",
-           value: function isExteriorRing() {
-             if (this._isExteriorRing === undefined) {
-               var enclosing = this.enclosingRing();
-               this._isExteriorRing = enclosing ? !enclosing.isExteriorRing() : true;
-             }
 
-             return this._isExteriorRing;
-           }
-         }, {
-           key: "enclosingRing",
-           value: function enclosingRing() {
-             if (this._enclosingRing === undefined) {
-               this._enclosingRing = this._calcEnclosingRing();
+           function done(err, xml) {
+             if (err) {
+               return callback(err);
              }
 
-             return this._enclosingRing;
+             _userChangesets = Array.prototype.map.call(xml.getElementsByTagName('changeset'), function (changeset) {
+               return {
+                 tags: getTags(changeset)
+               };
+             }).filter(function (changeset) {
+               var comment = changeset.tags.comment;
+               return comment && comment !== '';
+             });
+             return callback(undefined, _userChangesets);
            }
-           /* Returns the ring that encloses this one, if any */
-
-         }, {
-           key: "_calcEnclosingRing",
-           value: function _calcEnclosingRing() {
-             // start with the ealier sweep line event so that the prevSeg
-             // chain doesn't lead us inside of a loop of ours
-             var leftMostEvt = this.events[0];
+         },
+         // Fetch the status of the OSM API
+         // GET /api/capabilities
+         status: function status(callback) {
+           var url = urlroot + '/api/capabilities';
+           var errback = wrapcb(this, done, _connectionID);
+           d3_xml(url).then(function (data) {
+             errback(null, data);
+           })["catch"](function (err) {
+             errback(err.message);
+           });
 
-             for (var i = 1, iMax = this.events.length; i < iMax; i++) {
-               var evt = this.events[i];
-               if (SweepEvent$1.compare(leftMostEvt, evt) > 0) leftMostEvt = evt;
-             }
+           function done(err, xml) {
+             if (err) {
+               // the status is null if no response could be retrieved
+               return callback(err, null);
+             } // update blocklists
 
-             var prevSeg = leftMostEvt.segment.prevInResult();
-             var prevPrevSeg = prevSeg ? prevSeg.prevInResult() : null;
 
-             while (true) {
-               // no segment found, thus no ring can enclose us
-               if (!prevSeg) return null; // no segments below prev segment found, thus the ring of the prev
-               // segment must loop back around and enclose us
+             var elements = xml.getElementsByTagName('blacklist');
+             var regexes = [];
 
-               if (!prevPrevSeg) return prevSeg.ringOut; // if the two segments are of different rings, the ring of the prev
-               // segment must either loop around us or the ring of the prev prev
-               // seg, which would make us and the ring of the prev peers
+             for (var i = 0; i < elements.length; i++) {
+               var regexString = elements[i].getAttribute('regex'); // needs unencode?
 
-               if (prevPrevSeg.ringOut !== prevSeg.ringOut) {
-                 if (prevPrevSeg.ringOut.enclosingRing() !== prevSeg.ringOut) {
-                   return prevSeg.ringOut;
-                 } else return prevSeg.ringOut.enclosingRing();
-               } // two segments are from the same ring, so this was a penisula
-               // of that ring. iterate downward, keep searching
+               if (regexString) {
+                 try {
+                   var regex = new RegExp(regexString);
+                   regexes.push(regex);
+                 } catch (e) {
+                   /* noop */
+                 }
+               }
+             }
 
+             if (regexes.length) {
+               _imageryBlocklists = regexes;
+             }
 
-               prevSeg = prevPrevSeg.prevInResult();
-               prevPrevSeg = prevSeg ? prevSeg.prevInResult() : null;
+             if (_rateLimitError) {
+               return callback(_rateLimitError, 'rateLimited');
+             } else {
+               var waynodes = xml.getElementsByTagName('waynodes');
+               var maxWayNodes = waynodes.length && parseInt(waynodes[0].getAttribute('maximum'), 10);
+               if (maxWayNodes && isFinite(maxWayNodes)) _maxWayNodes = maxWayNodes;
+               var apiStatus = xml.getElementsByTagName('status');
+               var val = apiStatus[0].getAttribute('api');
+               return callback(undefined, val);
              }
            }
-         }]);
-
-         return RingOut;
-       }();
+         },
+         // Calls `status` and dispatches an `apiStatusChange` event if the returned
+         // status differs from the cached status.
+         reloadApiStatus: function reloadApiStatus() {
+           // throttle to avoid unnecessary API calls
+           if (!this.throttledReloadApiStatus) {
+             var that = this;
+             this.throttledReloadApiStatus = throttle(function () {
+               that.status(function (err, status) {
+                 if (status !== _cachedApiStatus) {
+                   _cachedApiStatus = status;
+                   dispatch$2.call('apiStatusChange', that, err, status);
+                 }
+               });
+             }, 500);
+           }
 
-       var PolyOut = /*#__PURE__*/function () {
-         function PolyOut(exteriorRing) {
-           _classCallCheck$1(this, PolyOut);
+           this.throttledReloadApiStatus();
+         },
+         // Returns the maximum number of nodes a single way can have
+         maxWayNodes: function maxWayNodes() {
+           return _maxWayNodes;
+         },
+         // Load data (entities) from the API in tiles
+         // GET /api/0.6/map?bbox=
+         loadTiles: function loadTiles(projection, callback) {
+           if (_off) return; // determine the needed tiles to cover the view
 
-           this.exteriorRing = exteriorRing;
-           exteriorRing.poly = this;
-           this.interiorRings = [];
-         }
+           var tiles = tiler$2.zoomExtent([_tileZoom, _tileZoom]).getTiles(projection); // abort inflight requests that are no longer needed
 
-         _createClass$1(PolyOut, [{
-           key: "addInterior",
-           value: function addInterior(ring) {
-             this.interiorRings.push(ring);
-             ring.poly = this;
-           }
-         }, {
-           key: "getGeom",
-           value: function getGeom() {
-             var geom = [this.exteriorRing.getGeom()]; // exterior ring was all (within rounding error of angle calc) colinear points
+           var hadRequests = hasInflightRequests(_tileCache);
+           abortUnwantedRequests(_tileCache, tiles);
 
-             if (geom[0] === null) return null;
+           if (hadRequests && !hasInflightRequests(_tileCache)) {
+             dispatch$2.call('loaded'); // stop the spinner
+           } // issue new requests..
 
-             for (var i = 0, iMax = this.interiorRings.length; i < iMax; i++) {
-               var ringGeom = this.interiorRings[i].getGeom(); // interior ring was all (within rounding error of angle calc) colinear points
 
-               if (ringGeom === null) continue;
-               geom.push(ringGeom);
-             }
+           tiles.forEach(function (tile) {
+             this.loadTile(tile, callback);
+           }, this);
+         },
+         // Load a single data tile
+         // GET /api/0.6/map?bbox=
+         loadTile: function loadTile(tile, callback) {
+           if (_off) return;
+           if (_tileCache.loaded[tile.id] || _tileCache.inflight[tile.id]) return;
 
-             return geom;
+           if (!hasInflightRequests(_tileCache)) {
+             dispatch$2.call('loading'); // start the spinner
            }
-         }]);
-
-         return PolyOut;
-       }();
-
-       var MultiPolyOut = /*#__PURE__*/function () {
-         function MultiPolyOut(rings) {
-           _classCallCheck$1(this, MultiPolyOut);
 
-           this.rings = rings;
-           this.polys = this._composePolys(rings);
-         }
+           var path = '/api/0.6/map.json?bbox=';
+           var options = {
+             skipSeen: true
+           };
+           _tileCache.inflight[tile.id] = this.loadFromAPI(path + tile.extent.toParam(), tileCallback, options);
 
-         _createClass$1(MultiPolyOut, [{
-           key: "getGeom",
-           value: function getGeom() {
-             var geom = [];
+           function tileCallback(err, parsed) {
+             delete _tileCache.inflight[tile.id];
 
-             for (var i = 0, iMax = this.polys.length; i < iMax; i++) {
-               var polyGeom = this.polys[i].getGeom(); // exterior ring was all (within rounding error of angle calc) colinear points
+             if (!err) {
+               delete _tileCache.toLoad[tile.id];
+               _tileCache.loaded[tile.id] = true;
+               var bbox = tile.extent.bbox();
+               bbox.id = tile.id;
 
-               if (polyGeom === null) continue;
-               geom.push(polyGeom);
+               _tileCache.rtree.insert(bbox);
              }
 
-             return geom;
-           }
-         }, {
-           key: "_composePolys",
-           value: function _composePolys(rings) {
-             var polys = [];
-
-             for (var i = 0, iMax = rings.length; i < iMax; i++) {
-               var ring = rings[i];
-               if (ring.poly) continue;
-               if (ring.isExteriorRing()) polys.push(new PolyOut(ring));else {
-                 var enclosingRing = ring.enclosingRing();
-                 if (!enclosingRing.poly) polys.push(new PolyOut(enclosingRing));
-                 enclosingRing.poly.addInterior(ring);
-               }
+             if (callback) {
+               callback(err, Object.assign({
+                 data: parsed
+               }, tile));
              }
 
-             return polys;
+             if (!hasInflightRequests(_tileCache)) {
+               dispatch$2.call('loaded'); // stop the spinner
+             }
            }
-         }]);
+         },
+         isDataLoaded: function isDataLoaded(loc) {
+           var bbox = {
+             minX: loc[0],
+             minY: loc[1],
+             maxX: loc[0],
+             maxY: loc[1]
+           };
+           return _tileCache.rtree.collides(bbox);
+         },
+         // load the tile that covers the given `loc`
+         loadTileAtLoc: function loadTileAtLoc(loc, callback) {
+           // Back off if the toLoad queue is filling up.. re #6417
+           // (Currently `loadTileAtLoc` requests are considered low priority - used by operations to
+           // let users safely edit geometries which extend to unloaded tiles.  We can drop some.)
+           if (Object.keys(_tileCache.toLoad).length > 50) return;
+           var k = geoZoomToScale(_tileZoom + 1);
+           var offset = geoRawMercator().scale(k)(loc);
+           var projection = geoRawMercator().transform({
+             k: k,
+             x: -offset[0],
+             y: -offset[1]
+           });
+           var tiles = tiler$2.zoomExtent([_tileZoom, _tileZoom]).getTiles(projection);
+           tiles.forEach(function (tile) {
+             if (_tileCache.toLoad[tile.id] || _tileCache.loaded[tile.id] || _tileCache.inflight[tile.id]) return;
+             _tileCache.toLoad[tile.id] = true;
+             this.loadTile(tile, callback);
+           }, this);
+         },
+         // Load notes from the API in tiles
+         // GET /api/0.6/notes?bbox=
+         loadNotes: function loadNotes(projection, noteOptions) {
+           noteOptions = Object.assign({
+             limit: 10000,
+             closed: 7
+           }, noteOptions);
+           if (_off) return;
+           var that = this;
+           var path = '/api/0.6/notes?limit=' + noteOptions.limit + '&closed=' + noteOptions.closed + '&bbox=';
 
-         return MultiPolyOut;
-       }();
-       /**
-        * NOTE:  We must be careful not to change any segments while
-        *        they are in the SplayTree. AFAIK, there's no way to tell
-        *        the tree to rebalance itself - thus before splitting
-        *        a segment that's in the tree, we remove it from the tree,
-        *        do the split, then re-insert it. (Even though splitting a
-        *        segment *shouldn't* change its correct position in the
-        *        sweep line tree, the reality is because of rounding errors,
-        *        it sometimes does.)
-        */
+           var throttleLoadUsers = throttle(function () {
+             var uids = Object.keys(_userCache.toLoad);
+             if (!uids.length) return;
+             that.loadUsers(uids, function () {}); // eagerly load user details
+           }, 750); // determine the needed tiles to cover the view
 
 
-       var SweepLine = /*#__PURE__*/function () {
-         function SweepLine(queue) {
-           var comparator = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : Segment.compare;
+           var tiles = tiler$2.zoomExtent([_noteZoom, _noteZoom]).getTiles(projection); // abort inflight requests that are no longer needed
 
-           _classCallCheck$1(this, SweepLine);
+           abortUnwantedRequests(_noteCache, tiles); // issue new requests..
 
-           this.queue = queue;
-           this.tree = new Tree(comparator);
-           this.segments = [];
-         }
+           tiles.forEach(function (tile) {
+             if (_noteCache.loaded[tile.id] || _noteCache.inflight[tile.id]) return;
+             var options = {
+               skipSeen: false
+             };
+             _noteCache.inflight[tile.id] = that.loadFromAPI(path + tile.extent.toParam(), function (err) {
+               delete _noteCache.inflight[tile.id];
 
-         _createClass$1(SweepLine, [{
-           key: "process",
-           value: function process(event) {
-             var segment = event.segment;
-             var newEvents = []; // if we've already been consumed by another segment,
-             // clean up our body parts and get out
+               if (!err) {
+                 _noteCache.loaded[tile.id] = true;
+               }
 
-             if (event.consumedBy) {
-               if (event.isLeft) this.queue.remove(event.otherSE);else this.tree.remove(segment);
-               return newEvents;
-             }
+               throttleLoadUsers();
+               dispatch$2.call('loadedNotes');
+             }, options);
+           });
+         },
+         // Create a note
+         // POST /api/0.6/notes?params
+         postNoteCreate: function postNoteCreate(note, callback) {
+           if (!this.authenticated()) {
+             return callback({
+               message: 'Not Authenticated',
+               status: -3
+             }, note);
+           }
 
-             var node = event.isLeft ? this.tree.insert(segment) : this.tree.find(segment);
-             if (!node) throw new Error("Unable to find segment #".concat(segment.id, " ") + "[".concat(segment.leftSE.point.x, ", ").concat(segment.leftSE.point.y, "] -> ") + "[".concat(segment.rightSE.point.x, ", ").concat(segment.rightSE.point.y, "] ") + 'in SweepLine tree. Please submit a bug report.');
-             var prevNode = node;
-             var nextNode = node;
-             var prevSeg = undefined;
-             var nextSeg = undefined; // skip consumed segments still in tree
+           if (_noteCache.inflightPost[note.id]) {
+             return callback({
+               message: 'Note update already inflight',
+               status: -2
+             }, note);
+           }
 
-             while (prevSeg === undefined) {
-               prevNode = this.tree.prev(prevNode);
-               if (prevNode === null) prevSeg = null;else if (prevNode.key.consumedBy === undefined) prevSeg = prevNode.key;
-             } // skip consumed segments still in tree
+           if (!note.loc[0] || !note.loc[1] || !note.newComment) return; // location & description required
 
+           var comment = note.newComment;
 
-             while (nextSeg === undefined) {
-               nextNode = this.tree.next(nextNode);
-               if (nextNode === null) nextSeg = null;else if (nextNode.key.consumedBy === undefined) nextSeg = nextNode.key;
-             }
+           if (note.newCategory && note.newCategory !== 'None') {
+             comment += ' #' + note.newCategory;
+           }
 
-             if (event.isLeft) {
-               // Check for intersections against the previous segment in the sweep line
-               var prevMySplitter = null;
+           var path = '/api/0.6/notes?' + utilQsString({
+             lon: note.loc[0],
+             lat: note.loc[1],
+             text: comment
+           });
+           _noteCache.inflightPost[note.id] = oauth.xhr({
+             method: 'POST',
+             path: path
+           }, wrapcb(this, done, _connectionID));
 
-               if (prevSeg) {
-                 var prevInter = prevSeg.getIntersection(segment);
+           function done(err, xml) {
+             delete _noteCache.inflightPost[note.id];
 
-                 if (prevInter !== null) {
-                   if (!segment.isAnEndpoint(prevInter)) prevMySplitter = prevInter;
+             if (err) {
+               return callback(err);
+             } // we get the updated note back, remove from caches and reparse..
 
-                   if (!prevSeg.isAnEndpoint(prevInter)) {
-                     var newEventsFromSplit = this._splitSafely(prevSeg, prevInter);
 
-                     for (var i = 0, iMax = newEventsFromSplit.length; i < iMax; i++) {
-                       newEvents.push(newEventsFromSplit[i]);
-                     }
-                   }
-                 }
-               } // Check for intersections against the next segment in the sweep line
+             this.removeNote(note);
+             var options = {
+               skipSeen: false
+             };
+             return parseXML(xml, function (err, results) {
+               if (err) {
+                 return callback(err);
+               } else {
+                 return callback(undefined, results[0]);
+               }
+             }, options);
+           }
+         },
+         // Update a note
+         // POST /api/0.6/notes/#id/comment?text=comment
+         // POST /api/0.6/notes/#id/close?text=comment
+         // POST /api/0.6/notes/#id/reopen?text=comment
+         postNoteUpdate: function postNoteUpdate(note, newStatus, callback) {
+           if (!this.authenticated()) {
+             return callback({
+               message: 'Not Authenticated',
+               status: -3
+             }, note);
+           }
 
+           if (_noteCache.inflightPost[note.id]) {
+             return callback({
+               message: 'Note update already inflight',
+               status: -2
+             }, note);
+           }
 
-               var nextMySplitter = null;
+           var action;
 
-               if (nextSeg) {
-                 var nextInter = nextSeg.getIntersection(segment);
+           if (note.status !== 'closed' && newStatus === 'closed') {
+             action = 'close';
+           } else if (note.status !== 'open' && newStatus === 'open') {
+             action = 'reopen';
+           } else {
+             action = 'comment';
+             if (!note.newComment) return; // when commenting, comment required
+           }
 
-                 if (nextInter !== null) {
-                   if (!segment.isAnEndpoint(nextInter)) nextMySplitter = nextInter;
+           var path = '/api/0.6/notes/' + note.id + '/' + action;
 
-                   if (!nextSeg.isAnEndpoint(nextInter)) {
-                     var _newEventsFromSplit = this._splitSafely(nextSeg, nextInter);
+           if (note.newComment) {
+             path += '?' + utilQsString({
+               text: note.newComment
+             });
+           }
 
-                     for (var _i = 0, _iMax = _newEventsFromSplit.length; _i < _iMax; _i++) {
-                       newEvents.push(_newEventsFromSplit[_i]);
-                     }
-                   }
-                 }
-               } // For simplicity, even if we find more than one intersection we only
-               // spilt on the 'earliest' (sweep-line style) of the intersections.
-               // The other intersection will be handled in a future process().
+           _noteCache.inflightPost[note.id] = oauth.xhr({
+             method: 'POST',
+             path: path
+           }, wrapcb(this, done, _connectionID));
 
+           function done(err, xml) {
+             delete _noteCache.inflightPost[note.id];
 
-               if (prevMySplitter !== null || nextMySplitter !== null) {
-                 var mySplitter = null;
-                 if (prevMySplitter === null) mySplitter = nextMySplitter;else if (nextMySplitter === null) mySplitter = prevMySplitter;else {
-                   var cmpSplitters = SweepEvent$1.comparePoints(prevMySplitter, nextMySplitter);
-                   mySplitter = cmpSplitters <= 0 ? prevMySplitter : nextMySplitter;
-                 } // Rounding errors can cause changes in ordering,
-                 // so remove afected segments and right sweep events before splitting
+             if (err) {
+               return callback(err);
+             } // we get the updated note back, remove from caches and reparse..
 
-                 this.queue.remove(segment.rightSE);
-                 newEvents.push(segment.rightSE);
 
-                 var _newEventsFromSplit2 = segment.split(mySplitter);
+             this.removeNote(note); // update closed note cache - used to populate `closed:note` changeset tag
 
-                 for (var _i2 = 0, _iMax2 = _newEventsFromSplit2.length; _i2 < _iMax2; _i2++) {
-                   newEvents.push(_newEventsFromSplit2[_i2]);
-                 }
-               }
+             if (action === 'close') {
+               _noteCache.closed[note.id] = true;
+             } else if (action === 'reopen') {
+               delete _noteCache.closed[note.id];
+             }
 
-               if (newEvents.length > 0) {
-                 // We found some intersections, so re-do the current event to
-                 // make sure sweep line ordering is totally consistent for later
-                 // use with the segment 'prev' pointers
-                 this.tree.remove(segment);
-                 newEvents.push(event);
+             var options = {
+               skipSeen: false
+             };
+             return parseXML(xml, function (err, results) {
+               if (err) {
+                 return callback(err);
                } else {
-                 // done with left event
-                 this.segments.push(segment);
-                 segment.prev = prevSeg;
+                 return callback(undefined, results[0]);
                }
-             } else {
-               // event.isRight
-               // since we're about to be removed from the sweep line, check for
-               // intersections between our previous and next segments
-               if (prevSeg && nextSeg) {
-                 var inter = prevSeg.getIntersection(nextSeg);
-
-                 if (inter !== null) {
-                   if (!prevSeg.isAnEndpoint(inter)) {
-                     var _newEventsFromSplit3 = this._splitSafely(prevSeg, inter);
-
-                     for (var _i3 = 0, _iMax3 = _newEventsFromSplit3.length; _i3 < _iMax3; _i3++) {
-                       newEvents.push(_newEventsFromSplit3[_i3]);
-                     }
-                   }
-
-                   if (!nextSeg.isAnEndpoint(inter)) {
-                     var _newEventsFromSplit4 = this._splitSafely(nextSeg, inter);
+             }, options);
+           }
+         },
+         "switch": function _switch(options) {
+           urlroot = options.urlroot;
+           oauth.options(Object.assign({
+             url: urlroot,
+             loading: authLoading,
+             done: authDone
+           }, options));
+           this.reset();
+           this.userChangesets(function () {}); // eagerly load user details/changesets
 
-                     for (var _i4 = 0, _iMax4 = _newEventsFromSplit4.length; _i4 < _iMax4; _i4++) {
-                       newEvents.push(_newEventsFromSplit4[_i4]);
-                     }
-                   }
-                 }
+           dispatch$2.call('change');
+           return this;
+         },
+         toggle: function toggle(val) {
+           _off = !val;
+           return this;
+         },
+         isChangesetInflight: function isChangesetInflight() {
+           return !!_changeset.inflight;
+         },
+         // get/set cached data
+         // This is used to save/restore the state when entering/exiting the walkthrough
+         // Also used for testing purposes.
+         caches: function caches(obj) {
+           function cloneCache(source) {
+             var target = {};
+             Object.keys(source).forEach(function (k) {
+               if (k === 'rtree') {
+                 target.rtree = new RBush().fromJSON(source.rtree.toJSON()); // clone rbush
+               } else if (k === 'note') {
+                 target.note = {};
+                 Object.keys(source.note).forEach(function (id) {
+                   target.note[id] = osmNote(source.note[id]); // copy notes
+                 });
+               } else {
+                 target[k] = JSON.parse(JSON.stringify(source[k])); // clone deep
                }
-
-               this.tree.remove(segment);
-             }
-
-             return newEvents;
+             });
+             return target;
            }
-           /* Safely split a segment that is currently in the datastructures
-            * IE - a segment other than the one that is currently being processed. */
 
-         }, {
-           key: "_splitSafely",
-           value: function _splitSafely(seg, pt) {
-             // Rounding errors can cause changes in ordering,
-             // so remove afected segments and right sweep events before splitting
-             // removeNode() doesn't work, so have re-find the seg
-             // https://github.com/w8r/splay-tree/pull/5
-             this.tree.remove(seg);
-             var rightSE = seg.rightSE;
-             this.queue.remove(rightSE);
-             var newEvents = seg.split(pt);
-             newEvents.push(rightSE); // splitting can trigger consumption
+           if (!arguments.length) {
+             return {
+               tile: cloneCache(_tileCache),
+               note: cloneCache(_noteCache),
+               user: cloneCache(_userCache)
+             };
+           } // access caches directly for testing (e.g., loading notes rtree)
 
-             if (seg.consumedBy === undefined) this.tree.insert(seg);
-             return newEvents;
-           }
-         }]);
 
-         return SweepLine;
-       }();
+           if (obj === 'get') {
+             return {
+               tile: _tileCache,
+               note: _noteCache,
+               user: _userCache
+             };
+           }
 
-       var POLYGON_CLIPPING_MAX_QUEUE_SIZE = typeof process !== 'undefined' && process.env.POLYGON_CLIPPING_MAX_QUEUE_SIZE || 1000000;
-       var POLYGON_CLIPPING_MAX_SWEEPLINE_SEGMENTS = typeof process !== 'undefined' && process.env.POLYGON_CLIPPING_MAX_SWEEPLINE_SEGMENTS || 1000000;
+           if (obj.tile) {
+             _tileCache = obj.tile;
+             _tileCache.inflight = {};
+           }
 
-       var Operation = /*#__PURE__*/function () {
-         function Operation() {
-           _classCallCheck$1(this, Operation);
-         }
+           if (obj.note) {
+             _noteCache = obj.note;
+             _noteCache.inflight = {};
+             _noteCache.inflightPost = {};
+           }
 
-         _createClass$1(Operation, [{
-           key: "run",
-           value: function run(type, geom, moreGeoms) {
-             operation.type = type;
-             rounder.reset();
-             /* Convert inputs to MultiPoly objects */
+           if (obj.user) {
+             _userCache = obj.user;
+           }
 
-             var multipolys = [new MultiPolyIn(geom, true)];
+           return this;
+         },
+         logout: function logout() {
+           _userChangesets = undefined;
+           _userDetails = undefined;
+           oauth.logout();
+           dispatch$2.call('change');
+           return this;
+         },
+         authenticated: function authenticated() {
+           return oauth.authenticated();
+         },
+         authenticate: function authenticate(callback) {
+           var that = this;
+           var cid = _connectionID;
+           _userChangesets = undefined;
+           _userDetails = undefined;
 
-             for (var i = 0, iMax = moreGeoms.length; i < iMax; i++) {
-               multipolys.push(new MultiPolyIn(moreGeoms[i], false));
+           function done(err, res) {
+             if (err) {
+               if (callback) callback(err);
+               return;
              }
 
-             operation.numMultiPolys = multipolys.length;
-             /* BBox optimization for difference operation
-              * If the bbox of a multipolygon that's part of the clipping doesn't
-              * intersect the bbox of the subject at all, we can just drop that
-              * multiploygon. */
-
-             if (operation.type === 'difference') {
-               // in place removal
-               var subject = multipolys[0];
-               var _i = 1;
-
-               while (_i < multipolys.length) {
-                 if (getBboxOverlap(multipolys[_i].bbox, subject.bbox) !== null) _i++;else multipolys.splice(_i, 1);
-               }
+             if (that.getConnectionId() !== cid) {
+               if (callback) callback({
+                 message: 'Connection Switched',
+                 status: -1
+               });
+               return;
              }
-             /* BBox optimization for intersection operation
-              * If we can find any pair of multipolygons whose bbox does not overlap,
-              * then the result will be empty. */
 
+             _rateLimitError = undefined;
+             dispatch$2.call('change');
+             if (callback) callback(err, res);
+             that.userChangesets(function () {}); // eagerly load user details/changesets
+           }
 
-             if (operation.type === 'intersection') {
-               // TODO: this is O(n^2) in number of polygons. By sorting the bboxes,
-               //       it could be optimized to O(n * ln(n))
-               for (var _i2 = 0, _iMax = multipolys.length; _i2 < _iMax; _i2++) {
-                 var mpA = multipolys[_i2];
+           return oauth.authenticate(done);
+         },
+         imageryBlocklists: function imageryBlocklists() {
+           return _imageryBlocklists;
+         },
+         tileZoom: function tileZoom(val) {
+           if (!arguments.length) return _tileZoom;
+           _tileZoom = val;
+           return this;
+         },
+         // get all cached notes covering the viewport
+         notes: function notes(projection) {
+           var viewport = projection.clipExtent();
+           var min = [viewport[0][0], viewport[1][1]];
+           var max = [viewport[1][0], viewport[0][1]];
+           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
+           return _noteCache.rtree.search(bbox).map(function (d) {
+             return d.data;
+           });
+         },
+         // get a single note from the cache
+         getNote: function getNote(id) {
+           return _noteCache.note[id];
+         },
+         // remove a single note from the cache
+         removeNote: function removeNote(note) {
+           if (!(note instanceof osmNote) || !note.id) return;
+           delete _noteCache.note[note.id];
+           updateRtree(encodeNoteRtree(note), false); // false = remove
+         },
+         // replace a single note in the cache
+         replaceNote: function replaceNote(note) {
+           if (!(note instanceof osmNote) || !note.id) return;
+           _noteCache.note[note.id] = note;
+           updateRtree(encodeNoteRtree(note), true); // true = replace
 
-                 for (var j = _i2 + 1, jMax = multipolys.length; j < jMax; j++) {
-                   if (getBboxOverlap(mpA.bbox, multipolys[j].bbox) === null) return [];
-                 }
-               }
-             }
-             /* Put segment endpoints in a priority queue */
+           return note;
+         },
+         // Get an array of note IDs closed during this session.
+         // Used to populate `closed:note` changeset tag
+         getClosedIDs: function getClosedIDs() {
+           return Object.keys(_noteCache.closed).sort();
+         }
+       };
 
+       var _apibase$1 = 'https://wiki.openstreetmap.org/w/api.php';
+       var _inflight$1 = {};
+       var _wikibaseCache = {};
+       var _localeIDs = {
+         en: false
+       };
 
-             var queue = new Tree(SweepEvent$1.compare);
+       var debouncedRequest$1 = debounce(request$1, 500, {
+         leading: false
+       });
 
-             for (var _i3 = 0, _iMax2 = multipolys.length; _i3 < _iMax2; _i3++) {
-               var sweepEvents = multipolys[_i3].getSweepEvents();
+       function request$1(url, callback) {
+         if (_inflight$1[url]) return;
+         var controller = new AbortController();
+         _inflight$1[url] = controller;
+         d3_json(url, {
+           signal: controller.signal
+         }).then(function (result) {
+           delete _inflight$1[url];
+           if (callback) callback(null, result);
+         })["catch"](function (err) {
+           delete _inflight$1[url];
+           if (err.name === 'AbortError') return;
+           if (callback) callback(err.message);
+         });
+       }
 
-               for (var _j = 0, _jMax = sweepEvents.length; _j < _jMax; _j++) {
-                 queue.insert(sweepEvents[_j]);
+       var serviceOsmWikibase = {
+         init: function init() {
+           _inflight$1 = {};
+           _wikibaseCache = {};
+           _localeIDs = {};
+         },
+         reset: function reset() {
+           Object.values(_inflight$1).forEach(function (controller) {
+             controller.abort();
+           });
+           _inflight$1 = {};
+         },
 
-                 if (queue.size > POLYGON_CLIPPING_MAX_QUEUE_SIZE) {
-                   // prevents an infinite loop, an otherwise common manifestation of bugs
-                   throw new Error('Infinite loop when putting segment endpoints in a priority queue ' + '(queue size too big). Please file a bug report.');
-                 }
-               }
+         /**
+          * Get the best value for the property, or undefined if not found
+          * @param entity object from wikibase
+          * @param property string e.g. 'P4' for image
+          * @param langCode string e.g. 'fr' for French
+          */
+         claimToValue: function claimToValue(entity, property, langCode) {
+           if (!entity.claims[property]) return undefined;
+           var locale = _localeIDs[langCode];
+           var preferredPick, localePick;
+           entity.claims[property].forEach(function (stmt) {
+             // If exists, use value limited to the needed language (has a qualifier P26 = locale)
+             // Or if not found, use the first value with the "preferred" rank
+             if (!preferredPick && stmt.rank === 'preferred') {
+               preferredPick = stmt;
              }
-             /* Pass the sweep line over those endpoints */
 
+             if (locale && stmt.qualifiers && stmt.qualifiers.P26 && stmt.qualifiers.P26[0].datavalue.value.id === locale) {
+               localePick = stmt;
+             }
+           });
+           var result = localePick || preferredPick;
 
-             var sweepLine = new SweepLine(queue);
-             var prevQueueSize = queue.size;
-             var node = queue.pop();
-
-             while (node) {
-               var evt = node.key;
-
-               if (queue.size === prevQueueSize) {
-                 // prevents an infinite loop, an otherwise common manifestation of bugs
-                 var seg = evt.segment;
-                 throw new Error("Unable to pop() ".concat(evt.isLeft ? 'left' : 'right', " SweepEvent ") + "[".concat(evt.point.x, ", ").concat(evt.point.y, "] from segment #").concat(seg.id, " ") + "[".concat(seg.leftSE.point.x, ", ").concat(seg.leftSE.point.y, "] -> ") + "[".concat(seg.rightSE.point.x, ", ").concat(seg.rightSE.point.y, "] from queue. ") + 'Please file a bug report.');
-               }
-
-               if (queue.size > POLYGON_CLIPPING_MAX_QUEUE_SIZE) {
-                 // prevents an infinite loop, an otherwise common manifestation of bugs
-                 throw new Error('Infinite loop when passing sweep line over endpoints ' + '(queue size too big). Please file a bug report.');
-               }
-
-               if (sweepLine.segments.length > POLYGON_CLIPPING_MAX_SWEEPLINE_SEGMENTS) {
-                 // prevents an infinite loop, an otherwise common manifestation of bugs
-                 throw new Error('Infinite loop when passing sweep line over endpoints ' + '(too many sweep line segments). Please file a bug report.');
-               }
+           if (result) {
+             var datavalue = result.mainsnak.datavalue;
+             return datavalue.type === 'wikibase-entityid' ? datavalue.value.id : datavalue.value;
+           } else {
+             return undefined;
+           }
+         },
 
-               var newEvents = sweepLine.process(evt);
+         /**
+          * Convert monolingual property into a key-value object (language -> value)
+          * @param entity object from wikibase
+          * @param property string e.g. 'P31' for monolingual wiki page title
+          */
+         monolingualClaimToValueObj: function monolingualClaimToValueObj(entity, property) {
+           if (!entity || !entity.claims[property]) return undefined;
+           return entity.claims[property].reduce(function (acc, obj) {
+             var value = obj.mainsnak.datavalue.value;
+             acc[value.language] = value.text;
+             return acc;
+           }, {});
+         },
+         toSitelink: function toSitelink(key, value) {
+           var result = value ? 'Tag:' + key + '=' + value : 'Key:' + key;
+           return result.replace(/_/g, ' ').trim();
+         },
+         //
+         // Pass params object of the form:
+         // {
+         //   key: 'string',
+         //   value: 'string',
+         //   langCode: 'string'
+         // }
+         //
+         getEntity: function getEntity(params, callback) {
+           var doRequest = params.debounce ? debouncedRequest$1 : request$1;
+           var that = this;
+           var titles = [];
+           var result = {};
+           var rtypeSitelink = params.key === 'type' && params.value ? ('Relation:' + params.value).replace(/_/g, ' ').trim() : false;
+           var keySitelink = params.key ? this.toSitelink(params.key) : false;
+           var tagSitelink = params.key && params.value ? this.toSitelink(params.key, params.value) : false;
+           var localeSitelink;
 
-               for (var _i4 = 0, _iMax3 = newEvents.length; _i4 < _iMax3; _i4++) {
-                 var _evt = newEvents[_i4];
-                 if (_evt.consumedBy === undefined) queue.insert(_evt);
+           if (params.langCodes) {
+             params.langCodes.forEach(function (langCode) {
+               if (_localeIDs[langCode] === undefined) {
+                 // If this is the first time we are asking about this locale,
+                 // fetch corresponding entity (if it exists), and cache it.
+                 // If there is no such entry, cache `false` value to avoid re-requesting it.
+                 localeSitelink = ('Locale:' + langCode).replace(/_/g, ' ').trim();
+                 titles.push(localeSitelink);
                }
+             });
+           }
 
-               prevQueueSize = queue.size;
-               node = queue.pop();
-             } // free some memory we don't need anymore
-
-
-             rounder.reset();
-             /* Collect and compile segments we're keeping into a multipolygon */
+           if (rtypeSitelink) {
+             if (_wikibaseCache[rtypeSitelink]) {
+               result.rtype = _wikibaseCache[rtypeSitelink];
+             } else {
+               titles.push(rtypeSitelink);
+             }
+           }
 
-             var ringsOut = RingOut.factory(sweepLine.segments);
-             var result = new MultiPolyOut(ringsOut);
-             return result.getGeom();
+           if (keySitelink) {
+             if (_wikibaseCache[keySitelink]) {
+               result.key = _wikibaseCache[keySitelink];
+             } else {
+               titles.push(keySitelink);
+             }
            }
-         }]);
 
-         return Operation;
-       }(); // singleton available by import
+           if (tagSitelink) {
+             if (_wikibaseCache[tagSitelink]) {
+               result.tag = _wikibaseCache[tagSitelink];
+             } else {
+               titles.push(tagSitelink);
+             }
+           }
 
+           if (!titles.length) {
+             // Nothing to do, we already had everything in the cache
+             return callback(null, result);
+           } // Requesting just the user language code
+           // If backend recognizes the code, it will perform proper fallbacks,
+           // and the result will contain the requested code. If not, all values are returned:
+           // {"zh-tw":{"value":"...","language":"zh-tw","source-language":"zh-hant"}
+           // {"pt-br":{"value":"...","language":"pt","for-language":"pt-br"}}
 
-       var operation = new Operation();
 
-       var union$1 = function union(geom) {
-         for (var _len = arguments.length, moreGeoms = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
-           moreGeoms[_key - 1] = arguments[_key];
-         }
+           var obj = {
+             action: 'wbgetentities',
+             sites: 'wiki',
+             titles: titles.join('|'),
+             languages: params.langCodes.join('|'),
+             languagefallback: 1,
+             origin: '*',
+             format: 'json' // There is an MW Wikibase API bug https://phabricator.wikimedia.org/T212069
+             // We shouldn't use v1 until it gets fixed, but should switch to it afterwards
+             // formatversion: 2,
 
-         return operation.run('union', geom, moreGeoms);
-       };
+           };
+           var url = _apibase$1 + '?' + utilQsString(obj);
+           doRequest(url, function (err, d) {
+             if (err) {
+               callback(err);
+             } else if (!d.success || d.error) {
+               callback(d.error.messages.map(function (v) {
+                 return v.html['*'];
+               }).join('<br>'));
+             } else {
+               var localeID = false;
+               Object.values(d.entities).forEach(function (res) {
+                 if (res.missing !== '') {
+                   var title = res.sitelinks.wiki.title;
 
-       var intersection$1$1 = function intersection(geom) {
-         for (var _len2 = arguments.length, moreGeoms = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
-           moreGeoms[_key2 - 1] = arguments[_key2];
-         }
+                   if (title === rtypeSitelink) {
+                     _wikibaseCache[rtypeSitelink] = res;
+                     result.rtype = res;
+                   } else if (title === keySitelink) {
+                     _wikibaseCache[keySitelink] = res;
+                     result.key = res;
+                   } else if (title === tagSitelink) {
+                     _wikibaseCache[tagSitelink] = res;
+                     result.tag = res;
+                   } else if (title === localeSitelink) {
+                     localeID = res.id;
+                   } else {
+                     console.log('Unexpected title ' + title); // eslint-disable-line no-console
+                   }
+                 }
+               });
 
-         return operation.run('intersection', geom, moreGeoms);
-       };
+               if (localeSitelink) {
+                 // If locale ID is not found, store false to prevent repeated queries
+                 that.addLocale(params.langCodes[0], localeID);
+               }
 
-       var xor = function xor(geom) {
-         for (var _len3 = arguments.length, moreGeoms = new Array(_len3 > 1 ? _len3 - 1 : 0), _key3 = 1; _key3 < _len3; _key3++) {
-           moreGeoms[_key3 - 1] = arguments[_key3];
-         }
+               callback(null, result);
+             }
+           });
+         },
+         //
+         // Pass params object of the form:
+         // {
+         //   key: 'string',     // required
+         //   value: 'string'    // optional
+         // }
+         //
+         // Get an result object used to display tag documentation
+         // {
+         //   title:        'string',
+         //   description:  'string',
+         //   editURL:      'string',
+         //   imageURL:     'string',
+         //   wiki:         { title: 'string', text: 'string', url: 'string' }
+         // }
+         //
+         getDocs: function getDocs(params, callback) {
+           var that = this;
+           var langCodes = _mainLocalizer.localeCodes().map(function (code) {
+             return code.toLowerCase();
+           });
+           params.langCodes = langCodes;
+           this.getEntity(params, function (err, data) {
+             if (err) {
+               callback(err);
+               return;
+             }
 
-         return operation.run('xor', geom, moreGeoms);
-       };
+             var entity = data.rtype || data.tag || data.key;
 
-       var difference = function difference(subjectGeom) {
-         for (var _len4 = arguments.length, clippingGeoms = new Array(_len4 > 1 ? _len4 - 1 : 0), _key4 = 1; _key4 < _len4; _key4++) {
-           clippingGeoms[_key4 - 1] = arguments[_key4];
-         }
+             if (!entity) {
+               callback('No entity');
+               return;
+             }
 
-         return operation.run('difference', subjectGeom, clippingGeoms);
-       };
+             var i;
+             var description;
 
-       var index$1 = {
-         union: union$1,
-         intersection: intersection$1$1,
-         xor: xor,
-         difference: difference
-       };
+             for (i in langCodes) {
+               var _code = langCodes[i];
 
-       var geojsonPrecision = createCommonjsModule(function (module) {
-         (function () {
-           function parse(t, coordinatePrecision, extrasPrecision) {
-             function point(p) {
-               return p.map(function (e, index) {
-                 if (index < 2) {
-                   return 1 * e.toFixed(coordinatePrecision);
-                 } else {
-                   return 1 * e.toFixed(extrasPrecision);
-                 }
-               });
+               if (entity.descriptions[_code] && entity.descriptions[_code].language === _code) {
+                 description = entity.descriptions[_code];
+                 break;
+               }
              }
 
-             function multi(l) {
-               return l.map(point);
-             }
+             if (!description && Object.values(entity.descriptions).length) description = Object.values(entity.descriptions)[0]; // prepare result
 
-             function poly(p) {
-               return p.map(multi);
-             }
+             var result = {
+               title: entity.title,
+               description: description ? description.value : '',
+               descriptionLocaleCode: description ? description.language : '',
+               editURL: 'https://wiki.openstreetmap.org/wiki/' + entity.title
+             }; // add image
 
-             function multiPoly(m) {
-               return m.map(poly);
-             }
+             if (entity.claims) {
+               var imageroot;
+               var image = that.claimToValue(entity, 'P4', langCodes[0]);
 
-             function geometry(obj) {
-               if (!obj) {
-                 return {};
+               if (image) {
+                 imageroot = 'https://commons.wikimedia.org/w/index.php';
+               } else {
+                 image = that.claimToValue(entity, 'P28', langCodes[0]);
+
+                 if (image) {
+                   imageroot = 'https://wiki.openstreetmap.org/w/index.php';
+                 }
                }
 
-               switch (obj.type) {
-                 case "Point":
-                   obj.coordinates = point(obj.coordinates);
-                   return obj;
+               if (imageroot && image) {
+                 result.imageURL = imageroot + '?' + utilQsString({
+                   title: 'Special:Redirect/file/' + image,
+                   width: 400
+                 });
+               }
+             } // Try to get a wiki page from tag data item first, followed by the corresponding key data item.
+             // If neither tag nor key data item contain a wiki page in the needed language nor English,
+             // get the first found wiki page from either the tag or the key item.
 
-                 case "LineString":
-                 case "MultiPoint":
-                   obj.coordinates = multi(obj.coordinates);
-                   return obj;
 
-                 case "Polygon":
-                 case "MultiLineString":
-                   obj.coordinates = poly(obj.coordinates);
-                   return obj;
+             var rtypeWiki = that.monolingualClaimToValueObj(data.rtype, 'P31');
+             var tagWiki = that.monolingualClaimToValueObj(data.tag, 'P31');
+             var keyWiki = that.monolingualClaimToValueObj(data.key, 'P31');
+             var wikis = [rtypeWiki, tagWiki, keyWiki];
 
-                 case "MultiPolygon":
-                   obj.coordinates = multiPoly(obj.coordinates);
-                   return obj;
+             for (i in wikis) {
+               var wiki = wikis[i];
 
-                 case "GeometryCollection":
-                   obj.geometries = obj.geometries.map(geometry);
-                   return obj;
+               for (var j in langCodes) {
+                 var code = langCodes[j];
+                 var referenceId = langCodes[0].split('-')[0] !== 'en' && code.split('-')[0] === 'en' ? 'inspector.wiki_en_reference' : 'inspector.wiki_reference';
+                 var info = getWikiInfo(wiki, code, referenceId);
 
-                 default:
-                   return {};
+                 if (info) {
+                   result.wiki = info;
+                   break;
+                 }
                }
-             }
 
-             function feature(obj) {
-               obj.geometry = geometry(obj.geometry);
-               return obj;
-             }
-
-             function featureCollection(f) {
-               f.features = f.features.map(feature);
-               return f;
+               if (result.wiki) break;
              }
 
-             function geometryCollection(g) {
-               g.geometries = g.geometries.map(geometry);
-               return g;
-             }
+             callback(null, result); // Helper method to get wiki info if a given language exists
 
-             if (!t) {
-               return t;
+             function getWikiInfo(wiki, langCode, tKey) {
+               if (wiki && wiki[langCode]) {
+                 return {
+                   title: wiki[langCode],
+                   text: tKey,
+                   url: 'https://wiki.openstreetmap.org/wiki/' + wiki[langCode]
+                 };
+               }
              }
+           });
+         },
+         addLocale: function addLocale(langCode, qid) {
+           // Makes it easier to unit test
+           _localeIDs[langCode] = qid;
+         },
+         apibase: function apibase(val) {
+           if (!arguments.length) return _apibase$1;
+           _apibase$1 = val;
+           return this;
+         }
+       };
 
-             switch (t.type) {
-               case "Feature":
-                 return feature(t);
-
-               case "GeometryCollection":
-                 return geometryCollection(t);
-
-               case "FeatureCollection":
-                 return featureCollection(t);
+       var jsonpCache = {};
+       window.jsonpCache = jsonpCache;
+       function jsonpRequest(url, callback) {
+         var request = {
+           abort: function abort() {}
+         };
 
-               case "Point":
-               case "LineString":
-               case "Polygon":
-               case "MultiPoint":
-               case "MultiPolygon":
-               case "MultiLineString":
-                 return geometry(t);
+         if (window.JSONP_FIX) {
+           if (window.JSONP_DELAY === 0) {
+             callback(window.JSONP_FIX);
+           } else {
+             var t = window.setTimeout(function () {
+               callback(window.JSONP_FIX);
+             }, window.JSONP_DELAY || 0);
 
-               default:
-                 return t;
-             }
+             request.abort = function () {
+               window.clearTimeout(t);
+             };
            }
 
-           module.exports = parse;
-           module.exports.parse = parse;
-         })();
-       });
-
-       function isObject$4(obj) {
-         return _typeof(obj) === 'object' && obj !== null;
-       }
-
-       function forEach(obj, cb) {
-         if (Array.isArray(obj)) {
-           obj.forEach(cb);
-         } else if (isObject$4(obj)) {
-           Object.keys(obj).forEach(function (key) {
-             var val = obj[key];
-             cb(val, key);
-           });
+           return request;
          }
-       }
 
-       function getTreeDepth(obj) {
-         var depth = 0;
+         function rand() {
+           var chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
+           var c = '';
+           var i = -1;
 
-         if (Array.isArray(obj) || isObject$4(obj)) {
-           forEach(obj, function (val) {
-             if (Array.isArray(val) || isObject$4(val)) {
-               var tmpDepth = getTreeDepth(val);
+           while (++i < 15) {
+             c += chars.charAt(Math.floor(Math.random() * 52));
+           }
 
-               if (tmpDepth > depth) {
-                 depth = tmpDepth;
-               }
-             }
-           });
-           return depth + 1;
+           return c;
          }
 
-         return depth;
-       }
+         function create(url) {
+           var e = url.match(/callback=(\w+)/);
+           var c = e ? e[1] : rand();
 
-       function stringify(obj, options) {
-         options = options || {};
-         var indent = JSON.stringify([1], null, get$5(options, 'indent', 2)).slice(2, -3);
-         var addMargin = get$5(options, 'margins', false);
-         var addArrayMargin = get$5(options, 'arrayMargins', false);
-         var addObjectMargin = get$5(options, 'objectMargins', false);
-         var maxLength = indent === '' ? Infinity : get$5(options, 'maxLength', 80);
-         var maxNesting = get$5(options, 'maxNesting', Infinity);
-         return function _stringify(obj, currentIndent, reserved) {
-           if (obj && typeof obj.toJSON === 'function') {
-             obj = obj.toJSON();
-           }
+           jsonpCache[c] = function (data) {
+             if (jsonpCache[c]) {
+               callback(data);
+             }
 
-           var string = JSON.stringify(obj);
+             finalize();
+           };
 
-           if (string === undefined) {
-             return string;
+           function finalize() {
+             delete jsonpCache[c];
+             script.remove();
            }
 
-           var length = maxLength - currentIndent.length - reserved;
-           var treeDepth = getTreeDepth(obj);
+           request.abort = finalize;
+           return 'jsonpCache.' + c;
+         }
 
-           if (treeDepth <= maxNesting && string.length <= length) {
-             var prettified = prettify(string, {
-               addMargin: addMargin,
-               addArrayMargin: addArrayMargin,
-               addObjectMargin: addObjectMargin
-             });
+         var cb = create(url);
+         var script = select('head').append('script').attr('type', 'text/javascript').attr('src', url.replace(/(\{|%7B)callback(\}|%7D)/, cb));
+         return request;
+       }
 
-             if (prettified.length <= length) {
-               return prettified;
-             }
-           }
+       var bubbleApi = 'https://dev.virtualearth.net/mapcontrol/HumanScaleServices/GetBubbles.ashx?';
+       var streetsideImagesApi = 'https://t.ssl.ak.tiles.virtualearth.net/tiles/';
+       var bubbleAppKey = 'AuftgJsO0Xs8Ts4M1xZUQJQXJNsvmh3IV8DkNieCiy3tCwCUMq76-WpkrBtNAuEm';
+       var pannellumViewerCSS = 'pannellum-streetside/pannellum.css';
+       var pannellumViewerJS = 'pannellum-streetside/pannellum.js';
+       var maxResults = 2000;
+       var tileZoom = 16.5;
+       var tiler$1 = utilTiler().zoomExtent([tileZoom, tileZoom]).skipNullIsland(true);
+       var dispatch$1 = dispatch$8('loadedImages', 'viewerChanged');
+       var minHfov = 10; // zoom in degrees:  20, 10, 5
 
-           if (isObject$4(obj)) {
-             var nextIndent = currentIndent + indent;
-             var items = [];
-             var delimiters;
+       var maxHfov = 90; // zoom out degrees
 
-             var comma = function comma(array, index) {
-               return index === array.length - 1 ? 0 : 1;
-             };
+       var defaultHfov = 45;
+       var _hires = false;
+       var _resolution = 512; // higher numbers are slower - 512, 1024, 2048, 4096
 
-             if (Array.isArray(obj)) {
-               for (var index = 0; index < obj.length; index++) {
-                 items.push(_stringify(obj[index], nextIndent, comma(obj, index)) || 'null');
-               }
+       var _currScene = 0;
 
-               delimiters = '[]';
-             } else {
-               Object.keys(obj).forEach(function (key, index, array) {
-                 var keyPart = JSON.stringify(key) + ': ';
+       var _ssCache;
 
-                 var value = _stringify(obj[key], nextIndent, keyPart.length + comma(array, index));
+       var _pannellumViewer;
 
-                 if (value !== undefined) {
-                   items.push(keyPart + value);
-                 }
-               });
-               delimiters = '{}';
-             }
+       var _sceneOptions = {
+         showFullscreenCtrl: false,
+         autoLoad: true,
+         compass: true,
+         yaw: 0,
+         minHfov: minHfov,
+         maxHfov: maxHfov,
+         hfov: defaultHfov,
+         type: 'cubemap',
+         cubeMap: []
+       };
 
-             if (items.length > 0) {
-               return [delimiters[0], indent + items.join(',\n' + nextIndent), delimiters[1]].join('\n' + currentIndent);
-             }
-           }
+       var _loadViewerPromise;
+       /**
+        * abortRequest().
+        */
 
-           return string;
-         }(obj, '', 0);
-       } // Note: This regex matches even invalid JSON strings, but since we’re
-       // working on the output of `JSON.stringify` we know that only valid strings
-       // are present (unless the user supplied a weird `options.indent` but in
-       // that case we don’t care since the output would be invalid anyway).
 
+       function abortRequest$1(i) {
+         i.abort();
+       }
+       /**
+        * localeTimeStamp().
+        */
 
-       var stringOrChar = /("(?:[^\\"]|\\.)*")|[:,\][}{]/g;
 
-       function prettify(string, options) {
-         options = options || {};
-         var tokens = {
-           '{': '{',
-           '}': '}',
-           '[': '[',
-           ']': ']',
-           ',': ', ',
-           ':': ': '
+       function localeTimestamp(s) {
+         if (!s) return null;
+         var options = {
+           day: 'numeric',
+           month: 'short',
+           year: 'numeric'
          };
-
-         if (options.addMargin || options.addObjectMargin) {
-           tokens['{'] = '{ ';
-           tokens['}'] = ' }';
-         }
-
-         if (options.addMargin || options.addArrayMargin) {
-           tokens['['] = '[ ';
-           tokens[']'] = ' ]';
-         }
-
-         return string.replace(stringOrChar, function (match, string) {
-           return string ? match : tokens[match];
-         });
+         var d = new Date(s);
+         if (isNaN(d.getTime())) return null;
+         return d.toLocaleString(_mainLocalizer.localeCode(), options);
        }
+       /**
+        * loadTiles() wraps the process of generating tiles and then fetching image points for each tile.
+        */
 
-       function get$5(options, name, defaultValue) {
-         return name in options ? options[name] : defaultValue;
-       }
 
-       var jsonStringifyPrettyCompact = stringify;
+       function loadTiles(which, url, projection, margin) {
+         var tiles = tiler$1.margin(margin).getTiles(projection); // abort inflight requests that are no longer needed
 
-       var _default$2 = /*#__PURE__*/function () {
-         // constructor
-         //
-         // `fc`  Optional FeatureCollection of known features
-         //
-         // Optionally pass a GeoJSON FeatureCollection of known features which we can refer to later.
-         // Each feature must have a filename-like `id`, for example: `something.geojson`
-         //
-         // {
-         //   "type": "FeatureCollection"
-         //   "features": [
-         //     {
-         //       "type": "Feature",
-         //       "id": "philly_metro.geojson",
-         //       "properties": { … },
-         //       "geometry": { … }
-         //     }
-         //   ]
-         // }
-         function _default(fc) {
-           var _this = this;
+         var cache = _ssCache[which];
+         Object.keys(cache.inflight).forEach(function (k) {
+           var wanted = tiles.find(function (tile) {
+             return k.indexOf(tile.id + ',') === 0;
+           });
 
-           _classCallCheck(this, _default);
+           if (!wanted) {
+             abortRequest$1(cache.inflight[k]);
+             delete cache.inflight[k];
+           }
+         });
+         tiles.forEach(function (tile) {
+           return loadNextTilePage(which, url, tile);
+         });
+       }
+       /**
+        * loadNextTilePage() load data for the next tile page in line.
+        */
 
-           // The _cache retains resolved features, so if you ask for the same thing multiple times
-           // we don't repeat the expensive resolving/clipping operations.
-           //
-           // Each feature has a stable identifier that is used as the cache key.
-           // The identifiers look like:
-           // - for point locations, the stringified point:          e.g. '[8.67039,49.41882]'
-           // - for geojson locations, the geojson id:               e.g. 'de-hamburg.geojson'
-           // - for countrycoder locations, feature.id property:     e.g. 'Q2'  (countrycoder uses Wikidata identifiers)
-           // - for aggregated locationSets, +[include]-[exclude]:   e.g '+[Q2]-[Q18,Q27611]'
-           this._cache = {}; // When strict mode = true, throw on invalid locations or locationSets.
-           // When strict mode = false, return `null` for invalid locations or locationSets.
 
-           this._strict = true; // process input FeatureCollection
+       function loadNextTilePage(which, url, tile) {
+         var cache = _ssCache[which];
+         var nextPage = cache.nextPage[tile.id] || 0;
+         var id = tile.id + ',' + String(nextPage);
+         if (cache.loaded[id] || cache.inflight[id]) return;
+         cache.inflight[id] = getBubbles(url, tile, function (bubbles) {
+           cache.loaded[id] = true;
+           delete cache.inflight[id];
+           if (!bubbles) return; // [].shift() removes the first element, some statistics info, not a bubble point
 
-           if (fc && fc.type === 'FeatureCollection' && Array.isArray(fc.features)) {
-             fc.features.forEach(function (feature) {
-               feature.properties = feature.properties || {};
-               var props = feature.properties; // get `id` from either `id` or `properties`
+           bubbles.shift();
+           var features = bubbles.map(function (bubble) {
+             if (cache.points[bubble.id]) return null; // skip duplicates
 
-               var id = feature.id || props.id;
-               if (!id || !/^\S+\.geojson$/i.test(id)) return; // ensure `id` exists and is lowercase
+             var loc = [bubble.lo, bubble.la];
+             var d = {
+               loc: loc,
+               key: bubble.id,
+               ca: bubble.he,
+               captured_at: bubble.cd,
+               captured_by: 'microsoft',
+               // nbn: bubble.nbn,
+               // pbn: bubble.pbn,
+               // ad: bubble.ad,
+               // rn: bubble.rn,
+               pr: bubble.pr,
+               // previous
+               ne: bubble.ne,
+               // next
+               pano: true,
+               sequenceKey: null
+             };
+             cache.points[bubble.id] = d; // a sequence starts here
 
-               id = id.toLowerCase();
-               feature.id = id;
-               props.id = id; // ensure `area` property exists
+             if (bubble.pr === undefined) {
+               cache.leaders.push(bubble.id);
+             }
 
-               if (!props.area) {
-                 var area = geojsonArea.geometry(feature.geometry) / 1e6; // m² to km²
+             return {
+               minX: loc[0],
+               minY: loc[1],
+               maxX: loc[0],
+               maxY: loc[1],
+               data: d
+             };
+           }).filter(Boolean);
+           cache.rtree.load(features);
+           connectSequences();
 
-                 props.area = Number(area.toFixed(2));
-               }
+           if (which === 'bubbles') {
+             dispatch$1.call('loadedImages');
+           }
+         });
+       } // call this sometimes to connect the bubbles into sequences
 
-               _this._cache[id] = feature;
-             });
-           } // Replace CountryCoder world geometry to be a polygon covering the world.
 
+       function connectSequences() {
+         var cache = _ssCache.bubbles;
+         var keepLeaders = [];
 
-           var world = _cloneDeep(feature$1('Q2'));
+         for (var i = 0; i < cache.leaders.length; i++) {
+           var bubble = cache.points[cache.leaders[i]];
+           var seen = {}; // try to make a sequence.. use the key of the leader bubble.
 
-           world.geometry = {
-             type: 'Polygon',
-             coordinates: [[[-180, -90], [180, -90], [180, 90], [-180, 90], [-180, -90]]]
+           var sequence = {
+             key: bubble.key,
+             bubbles: []
            };
-           world.id = 'Q2';
-           world.properties.id = 'Q2';
-           world.properties.area = geojsonArea.geometry(world.geometry) / 1e6; // m² to km²
-
-           this._cache.Q2 = world;
-         } // validateLocation
-         // `location`  The location to validate
-         //
-         // Pass a `location` value to validate
-         //
-         // Returns a result like:
-         //   {
-         //     type:     'point', 'geojson', or 'countrycoder'
-         //     location:  the queried location
-         //     id:        the stable identifier for the feature
-         //   }
-         // or `null` if the location is invalid
-         //
-
-
-         _createClass(_default, [{
-           key: "validateLocation",
-           value: function validateLocation(location) {
-             if (Array.isArray(location)) {
-               // a [lon,lat] coordinate pair?
-               if (location.length === 2 && Number.isFinite(location[0]) && Number.isFinite(location[1]) && location[0] >= -180 && location[0] <= 180 && location[1] >= -90 && location[1] <= 90) {
-                 var id = '[' + location.toString() + ']';
-                 return {
-                   type: 'point',
-                   location: location,
-                   id: id
-                 };
-               }
-             } else if (typeof location === 'string' && /^\S+\.geojson$/i.test(location)) {
-               // a .geojson filename?
-               var _id = location.toLowerCase();
-
-               if (this._cache[_id]) {
-                 return {
-                   type: 'geojson',
-                   location: location,
-                   id: _id
-                 };
-               }
-             } else if (typeof location === 'string' || typeof location === 'number') {
-               // a country-coder value?
-               var feature = feature$1(location);
+           var complete = false;
 
-               if (feature) {
-                 // Use wikidata QID as the identifier, since that seems to be the one
-                 // property that everything in CountryCoder is guaranteed to have.
-                 var _id2 = feature.properties.wikidata;
-                 return {
-                   type: 'countrycoder',
-                   location: location,
-                   id: _id2
-                 };
-               }
-             }
+           do {
+             sequence.bubbles.push(bubble);
+             seen[bubble.key] = true;
 
-             if (this._strict) {
-               throw new Error("validateLocation:  Invalid location: \"".concat(location, "\"."));
+             if (bubble.ne === undefined) {
+               complete = true;
              } else {
-               return null;
+               bubble = cache.points[bubble.ne]; // advance to next
              }
-           } // resolveLocation
-           // `location`  The location to resolve
-           //
-           // Pass a `location` value to resolve
-           //
-           // Returns a result like:
-           //   {
-           //     type:      'point', 'geojson', or 'countrycoder'
-           //     location:  the queried location
-           //     id:        a stable identifier for the feature
-           //     feature:   the resolved GeoJSON feature
-           //   }
-           //  or `null` if the location is invalid
-           //
+           } while (bubble && !seen[bubble.key] && !complete);
 
-         }, {
-           key: "resolveLocation",
-           value: function resolveLocation(location) {
-             var valid = this.validateLocation(location);
-             if (!valid) return null;
-             var id = valid.id; // return a result from cache if we can
+           if (complete) {
+             _ssCache.sequences[sequence.key] = sequence; // assign bubbles to the sequence
 
-             if (this._cache[id]) {
-               return Object.assign(valid, {
-                 feature: this._cache[id]
-               });
-             } // a [lon,lat] coordinate pair?
+             for (var j = 0; j < sequence.bubbles.length; j++) {
+               sequence.bubbles[j].sequenceKey = sequence.key;
+             } // create a GeoJSON LineString
 
 
-             if (valid.type === 'point') {
-               var RADIUS = 25000; // meters
+             sequence.geojson = {
+               type: 'LineString',
+               properties: {
+                 captured_at: sequence.bubbles[0] ? sequence.bubbles[0].captured_at : null,
+                 captured_by: sequence.bubbles[0] ? sequence.bubbles[0].captured_by : null,
+                 key: sequence.key
+               },
+               coordinates: sequence.bubbles.map(function (d) {
+                 return d.loc;
+               })
+             };
+           } else {
+             keepLeaders.push(cache.leaders[i]);
+           }
+         } // couldn't complete these, save for later
 
-               var EDGES = 10;
-               var PRECISION = 3;
-               var area = Math.PI * RADIUS * RADIUS / 1e6; // m² to km²
 
-               var feature = this._cache[id] = geojsonPrecision({
-                 type: 'Feature',
-                 id: id,
-                 properties: {
-                   id: id,
-                   area: Number(area.toFixed(2))
-                 },
-                 geometry: circleToPolygon(location, RADIUS, EDGES)
-               }, PRECISION);
-               return Object.assign(valid, {
-                 feature: feature
-               }); // a .geojson filename?
-             } else if (valid.type === 'geojson') ; else if (valid.type === 'countrycoder') {
-               var _feature = _cloneDeep(feature$1(id));
+         cache.leaders = keepLeaders;
+       }
+       /**
+        * getBubbles() handles the request to the server for a tile extent of 'bubbles' (streetside image locations).
+        */
+
+
+       function getBubbles(url, tile, callback) {
+         var rect = tile.extent.rectangle();
+         var urlForRequest = url + utilQsString({
+           n: rect[3],
+           s: rect[1],
+           e: rect[2],
+           w: rect[0],
+           c: maxResults,
+           appkey: bubbleAppKey,
+           jsCallback: '{callback}'
+         });
+         return jsonpRequest(urlForRequest, function (data) {
+           if (!data || data.error) {
+             callback(null);
+           } else {
+             callback(data);
+           }
+         });
+       } // partition viewport into higher zoom tiles
 
-               var props = _feature.properties; // -> This block of code is weird and requires some explanation. <-
-               // CountryCoder includes higher level features which are made up of members.
-               // These features don't have their own geometry, but CountryCoder provides an
-               //   `aggregateFeature` method to combine these members into a MultiPolygon.
-               // BUT, when we try to actually work with these aggregated MultiPolygons,
-               //   Turf/JSTS gets crashy because of topography bugs.
-               // SO, we'll aggregate the features ourselves by unioning them together.
-               // This approach also has the benefit of removing all the internal boaders and
-               //   simplifying the regional polygons a lot.
 
-               if (Array.isArray(props.members)) {
-                 var seed = _feature.geometry ? _feature : null;
-                 var aggregate = props.members.reduce(_locationReducer.bind(this), seed);
-                 _feature.geometry = aggregate.geometry;
-               } // ensure `area` property exists
+       function partitionViewport(projection) {
+         var z = geoScaleToZoom(projection.scale());
+         var z2 = Math.ceil(z * 2) / 2 + 2.5; // round to next 0.5 and add 2.5
 
+         var tiler = utilTiler().zoomExtent([z2, z2]);
+         return tiler.getTiles(projection).map(function (tile) {
+           return tile.extent;
+         });
+       } // no more than `limit` results per partition.
 
-               if (!props.area) {
-                 var _area = geojsonArea.geometry(_feature.geometry) / 1e6; // m² to km²
 
+       function searchLimited(limit, projection, rtree) {
+         limit = limit || 5;
+         return partitionViewport(projection).reduce(function (result, extent) {
+           var found = rtree.search(extent.bbox()).slice(0, limit).map(function (d) {
+             return d.data;
+           });
+           return found.length ? result.concat(found) : result;
+         }, []);
+       }
+       /**
+        * loadImage()
+        */
 
-                 props.area = Number(_area.toFixed(2));
-               } // ensure `id` property exists
 
+       function loadImage(imgInfo) {
+         return new Promise(function (resolve) {
+           var img = new Image();
 
-               _feature.id = id;
-               props.id = id;
-               this._cache[id] = _feature;
-               return Object.assign(valid, {
-                 feature: _feature
-               });
-             }
+           img.onload = function () {
+             var canvas = document.getElementById('ideditor-canvas' + imgInfo.face);
+             var ctx = canvas.getContext('2d');
+             ctx.drawImage(img, imgInfo.x, imgInfo.y);
+             resolve({
+               imgInfo: imgInfo,
+               status: 'ok'
+             });
+           };
 
-             if (this._strict) {
-               throw new Error("resolveLocation:  Couldn't resolve location \"".concat(location, "\"."));
-             } else {
-               return null;
-             }
-           } // validateLocationSet
-           // `locationSet`  the locationSet to validate
-           //
-           // Pass a locationSet Object to validate like:
-           //   {
-           //     include: [ Array of locations ],
-           //     exclude: [ Array of locations ]
-           //   }
-           //
-           // Returns a result like:
-           //   {
-           //     type:         'locationset'
-           //     locationSet:  the queried locationSet
-           //     id:           the stable identifier for the feature
-           //   }
-           // or `null` if the locationSet is invalid
-           //
+           img.onerror = function () {
+             resolve({
+               data: imgInfo,
+               status: 'error'
+             });
+           };
 
-         }, {
-           key: "validateLocationSet",
-           value: function validateLocationSet(locationSet) {
-             locationSet = locationSet || {};
-             var validator = this.validateLocation.bind(this);
-             var include = (locationSet.include || []).map(validator).filter(Boolean);
-             var exclude = (locationSet.exclude || []).map(validator).filter(Boolean);
+           img.setAttribute('crossorigin', '');
+           img.src = imgInfo.url;
+         });
+       }
+       /**
+        * loadCanvas()
+        */
 
-             if (!include.length) {
-               if (this._strict) {
-                 throw new Error("validateLocationSet:  LocationSet includes nothing.");
-               } else {
-                 // non-strict mode, replace an empty locationSet with one that includes "the world"
-                 locationSet.include = ['Q2'];
-                 include = [{
-                   type: 'countrycoder',
-                   location: 'Q2',
-                   id: 'Q2'
-                 }];
-               }
-             } // generate stable identifier
 
+       function loadCanvas(imageGroup) {
+         return Promise.all(imageGroup.map(loadImage)).then(function (data) {
+           var canvas = document.getElementById('ideditor-canvas' + data[0].imgInfo.face);
+           var which = {
+             '01': 0,
+             '02': 1,
+             '03': 2,
+             '10': 3,
+             '11': 4,
+             '12': 5
+           };
+           var face = data[0].imgInfo.face;
+           _sceneOptions.cubeMap[which[face]] = canvas.toDataURL('image/jpeg', 1.0);
+           return {
+             status: 'loadCanvas for face ' + data[0].imgInfo.face + 'ok'
+           };
+         });
+       }
+       /**
+        * loadFaces()
+        */
 
-             include.sort(_sortLocations);
-             var id = '+[' + include.map(function (d) {
-               return d.id;
-             }).join(',') + ']';
 
-             if (exclude.length) {
-               exclude.sort(_sortLocations);
-               id += '-[' + exclude.map(function (d) {
-                 return d.id;
-               }).join(',') + ']';
-             }
+       function loadFaces(faceGroup) {
+         return Promise.all(faceGroup.map(loadCanvas)).then(function () {
+           return {
+             status: 'loadFaces done'
+           };
+         });
+       }
 
-             return {
-               type: 'locationset',
-               locationSet: locationSet,
-               id: id
-             };
-           } // resolveLocationSet
-           // `locationSet`  the locationSet to resolve
-           //
-           // Pass a locationSet Object to validate like:
-           //   {
-           //     include: [ Array of locations ],
-           //     exclude: [ Array of locations ]
-           //   }
-           //
-           // Returns a result like:
-           //   {
-           //     type:         'locationset'
-           //     locationSet:  the queried locationSet
-           //     id:           the stable identifier for the feature
-           //     feature:      the resolved GeoJSON feature
-           //   }
-           // or `null` if the locationSet is invalid
-           //
+       function setupCanvas(selection, reset) {
+         if (reset) {
+           selection.selectAll('#ideditor-stitcher-canvases').remove();
+         } // Add the Streetside working canvases. These are used for 'stitching', or combining,
+         // multiple images for each of the six faces, before passing to the Pannellum control as DataUrls
 
-         }, {
-           key: "resolveLocationSet",
-           value: function resolveLocationSet(locationSet) {
-             locationSet = locationSet || {};
-             var valid = this.validateLocationSet(locationSet);
-             if (!valid) return null;
-             var id = valid.id; // return a result from cache if we can
 
-             if (this._cache[id]) {
-               return Object.assign(valid, {
-                 feature: this._cache[id]
-               });
-             }
+         selection.selectAll('#ideditor-stitcher-canvases').data([0]).enter().append('div').attr('id', 'ideditor-stitcher-canvases').attr('display', 'none').selectAll('canvas').data(['canvas01', 'canvas02', 'canvas03', 'canvas10', 'canvas11', 'canvas12']).enter().append('canvas').attr('id', function (d) {
+           return 'ideditor-' + d;
+         }).attr('width', _resolution).attr('height', _resolution);
+       }
 
-             var resolver = this.resolveLocation.bind(this);
-             var include = (locationSet.include || []).map(resolver).filter(Boolean);
-             var exclude = (locationSet.exclude || []).map(resolver).filter(Boolean); // return quickly if it's a single included location..
+       function qkToXY(qk) {
+         var x = 0;
+         var y = 0;
+         var scale = 256;
 
-             if (include.length === 1 && exclude.length === 0) {
-               return Object.assign(valid, {
-                 feature: include[0].feature
-               });
-             } // calculate unions
+         for (var i = qk.length; i > 0; i--) {
+           var key = qk[i - 1];
+           x += +(key === '1' || key === '3') * scale;
+           y += +(key === '2' || key === '3') * scale;
+           scale *= 2;
+         }
 
+         return [x, y];
+       }
 
-             var includeGeoJSON = include.map(function (d) {
-               return d.location;
-             }).reduce(_locationReducer.bind(this), null);
-             var excludeGeoJSON = exclude.map(function (d) {
-               return d.location;
-             }).reduce(_locationReducer.bind(this), null); // calculate difference, update `area` and return result
+       function getQuadKeys() {
+         var dim = _resolution / 256;
+         var quadKeys;
 
-             var resultGeoJSON = excludeGeoJSON ? _clip(includeGeoJSON, excludeGeoJSON, 'DIFFERENCE') : includeGeoJSON;
-             var area = geojsonArea.geometry(resultGeoJSON.geometry) / 1e6; // m² to km²
+         if (dim === 16) {
+           quadKeys = ['0000', '0001', '0010', '0011', '0100', '0101', '0110', '0111', '1000', '1001', '1010', '1011', '1100', '1101', '1110', '1111', '0002', '0003', '0012', '0013', '0102', '0103', '0112', '0113', '1002', '1003', '1012', '1013', '1102', '1103', '1112', '1113', '0020', '0021', '0030', '0031', '0120', '0121', '0130', '0131', '1020', '1021', '1030', '1031', '1120', '1121', '1130', '1131', '0022', '0023', '0032', '0033', '0122', '0123', '0132', '0133', '1022', '1023', '1032', '1033', '1122', '1123', '1132', '1133', '0200', '0201', '0210', '0211', '0300', '0301', '0310', '0311', '1200', '1201', '1210', '1211', '1300', '1301', '1310', '1311', '0202', '0203', '0212', '0213', '0302', '0303', '0312', '0313', '1202', '1203', '1212', '1213', '1302', '1303', '1312', '1313', '0220', '0221', '0230', '0231', '0320', '0321', '0330', '0331', '1220', '1221', '1230', '1231', '1320', '1321', '1330', '1331', '0222', '0223', '0232', '0233', '0322', '0323', '0332', '0333', '1222', '1223', '1232', '1233', '1322', '1323', '1332', '1333', '2000', '2001', '2010', '2011', '2100', '2101', '2110', '2111', '3000', '3001', '3010', '3011', '3100', '3101', '3110', '3111', '2002', '2003', '2012', '2013', '2102', '2103', '2112', '2113', '3002', '3003', '3012', '3013', '3102', '3103', '3112', '3113', '2020', '2021', '2030', '2031', '2120', '2121', '2130', '2131', '3020', '3021', '3030', '3031', '3120', '3121', '3130', '3131', '2022', '2023', '2032', '2033', '2122', '2123', '2132', '2133', '3022', '3023', '3032', '3033', '3122', '3123', '3132', '3133', '2200', '2201', '2210', '2211', '2300', '2301', '2310', '2311', '3200', '3201', '3210', '3211', '3300', '3301', '3310', '3311', '2202', '2203', '2212', '2213', '2302', '2303', '2312', '2313', '3202', '3203', '3212', '3213', '3302', '3303', '3312', '3313', '2220', '2221', '2230', '2231', '2320', '2321', '2330', '2331', '3220', '3221', '3230', '3231', '3320', '3321', '3330', '3331', '2222', '2223', '2232', '2233', '2322', '2323', '2332', '2333', '3222', '3223', '3232', '3233', '3322', '3323', '3332', '3333'];
+         } else if (dim === 8) {
+           quadKeys = ['000', '001', '010', '011', '100', '101', '110', '111', '002', '003', '012', '013', '102', '103', '112', '113', '020', '021', '030', '031', '120', '121', '130', '131', '022', '023', '032', '033', '122', '123', '132', '133', '200', '201', '210', '211', '300', '301', '310', '311', '202', '203', '212', '213', '302', '303', '312', '313', '220', '221', '230', '231', '320', '321', '330', '331', '222', '223', '232', '233', '322', '323', '332', '333'];
+         } else if (dim === 4) {
+           quadKeys = ['00', '01', '10', '11', '02', '03', '12', '13', '20', '21', '30', '31', '22', '23', '32', '33'];
+         } else {
+           // dim === 2
+           quadKeys = ['0', '1', '2', '3'];
+         }
 
-             resultGeoJSON.id = id;
-             resultGeoJSON.properties = {
-               id: id,
-               area: Number(area.toFixed(2))
-             };
-             this._cache[id] = resultGeoJSON;
-             return Object.assign(valid, {
-               feature: resultGeoJSON
-             });
-           } // strict
-           //
+         return quadKeys;
+       }
 
-         }, {
-           key: "strict",
-           value: function strict(val) {
-             if (val === undefined) {
-               // get
-               return this._strict;
-             } else {
-               // set
-               this._strict = val;
-               return this;
-             }
-           } // cache
-           // convenience method to access the internal cache
+       var serviceStreetside = {
+         /**
+          * init() initialize streetside.
+          */
+         init: function init() {
+           if (!_ssCache) {
+             this.reset();
+           }
 
-         }, {
-           key: "cache",
-           value: function cache() {
-             return this._cache;
-           } // stringify
-           // convenience method to prettyStringify the given object
+           this.event = utilRebind(this, dispatch$1, 'on');
+         },
 
-         }, {
-           key: "stringify",
-           value: function stringify(obj, options) {
-             return jsonStringifyPrettyCompact(obj, options);
+         /**
+          * reset() reset the cache.
+          */
+         reset: function reset() {
+           if (_ssCache) {
+             Object.values(_ssCache.bubbles.inflight).forEach(abortRequest$1);
            }
-         }]);
 
-         return _default;
-       }(); // Wrap the mfogel/polygon-clipping library and return a GeoJSON feature.
+           _ssCache = {
+             bubbles: {
+               inflight: {},
+               loaded: {},
+               nextPage: {},
+               rtree: new RBush(),
+               points: {},
+               leaders: []
+             },
+             sequences: {}
+           };
+         },
 
-       function _clip(a, b, which) {
-         var fn = {
-           UNION: index$1.union,
-           DIFFERENCE: index$1.difference
-         }[which];
-         var coords = fn(a.geometry.coordinates, b.geometry.coordinates);
-         return {
-           type: 'Feature',
-           properties: {},
-           geometry: {
-             type: whichType(coords),
-             coordinates: coords
-           }
-         }; // is this a Polygon or a MultiPolygon?
+         /**
+          * bubbles()
+          */
+         bubbles: function bubbles(projection) {
+           var limit = 5;
+           return searchLimited(limit, projection, _ssCache.bubbles.rtree);
+         },
+         cachedImage: function cachedImage(imageKey) {
+           return _ssCache.bubbles.points[imageKey];
+         },
+         sequences: function sequences(projection) {
+           var viewport = projection.clipExtent();
+           var min = [viewport[0][0], viewport[1][1]];
+           var max = [viewport[1][0], viewport[0][1]];
+           var bbox = geoExtent(projection.invert(min), projection.invert(max)).bbox();
+           var seen = {};
+           var results = []; // all sequences for bubbles in viewport
 
-         function whichType(coords) {
-           var a = Array.isArray(coords);
-           var b = a && Array.isArray(coords[0]);
-           var c = b && Array.isArray(coords[0][0]);
-           var d = c && Array.isArray(coords[0][0][0]);
-           return d ? 'MultiPolygon' : 'Polygon';
-         }
-       } // Reduce an array of locations into a single GeoJSON feature
+           _ssCache.bubbles.rtree.search(bbox).forEach(function (d) {
+             var key = d.data.sequenceKey;
 
+             if (key && !seen[key]) {
+               seen[key] = true;
+               results.push(_ssCache.sequences[key].geojson);
+             }
+           });
 
-       function _locationReducer(accumulator, location) {
-         /* eslint-disable no-console, no-invalid-this */
-         var result;
+           return results;
+         },
 
-         try {
-           var resolved = this.resolveLocation(location);
+         /**
+          * loadBubbles()
+          */
+         loadBubbles: function loadBubbles(projection, margin) {
+           // by default: request 2 nearby tiles so we can connect sequences.
+           if (margin === undefined) margin = 2;
+           loadTiles('bubbles', bubbleApi, projection, margin);
+         },
+         viewer: function viewer() {
+           return _pannellumViewer;
+         },
+         initViewer: function initViewer() {
+           if (!window.pannellum) return;
+           if (_pannellumViewer) return;
+           _currScene += 1;
 
-           if (!resolved || !resolved.feature) {
-             console.warn("Warning:  Couldn't resolve location \"".concat(location, "\""));
-             return accumulator;
-           }
+           var sceneID = _currScene.toString();
 
-           result = !accumulator ? resolved.feature : _clip(accumulator, resolved.feature, 'UNION');
-         } catch (e) {
-           console.warn("Warning:  Error resolving location \"".concat(location, "\""));
-           console.warn(e);
-           result = accumulator;
-         }
+           var options = {
+             'default': {
+               firstScene: sceneID
+             },
+             scenes: {}
+           };
+           options.scenes[sceneID] = _sceneOptions;
+           _pannellumViewer = window.pannellum.viewer('ideditor-viewer-streetside', options);
+         },
+         ensureViewerLoaded: function ensureViewerLoaded(context) {
+           if (_loadViewerPromise) return _loadViewerPromise; // create ms-wrapper, a photo wrapper class
 
-         return result;
-         /* eslint-enable no-console, no-invalid-this */
-       }
+           var wrap = context.container().select('.photoviewer').selectAll('.ms-wrapper').data([0]); // inject ms-wrapper into the photoviewer div
+           // (used by all to house each custom photo viewer)
 
-       function _cloneDeep(obj) {
-         return JSON.parse(JSON.stringify(obj));
-       } // Sorting the location lists is ok because they end up unioned together.
-       // This sorting makes it possible to generate a deterministic id.
+           var wrapEnter = wrap.enter().append('div').attr('class', 'photo-wrapper ms-wrapper').classed('hide', true);
+           var that = this;
+           var pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse'; // inject div to support streetside viewer (pannellum) and attribution line
 
+           wrapEnter.append('div').attr('id', 'ideditor-viewer-streetside').on(pointerPrefix + 'down.streetside', function () {
+             select(window).on(pointerPrefix + 'move.streetside', function () {
+               dispatch$1.call('viewerChanged');
+             }, true);
+           }).on(pointerPrefix + 'up.streetside pointercancel.streetside', function () {
+             select(window).on(pointerPrefix + 'move.streetside', null); // continue dispatching events for a few seconds, in case viewer has inertia.
 
-       function _sortLocations(a, b) {
-         var rank = {
-           countrycoder: 1,
-           geojson: 2,
-           point: 3
-         };
-         var aRank = rank[a.type];
-         var bRank = rank[b.type];
-         return aRank > bRank ? 1 : aRank < bRank ? -1 : a.id.localeCompare(b.id);
-       }
+             var t = timer(function (elapsed) {
+               dispatch$1.call('viewerChanged');
 
-       var _oci = null;
-       function uiSuccess(context) {
-         var MAXEVENTS = 2;
-         var dispatch$1 = dispatch('cancel');
+               if (elapsed > 2000) {
+                 t.stop();
+               }
+             });
+           }).append('div').attr('class', 'photo-attribution fillD');
+           var controlsEnter = wrapEnter.append('div').attr('class', 'photo-controls-wrap').append('div').attr('class', 'photo-controls');
+           controlsEnter.append('button').on('click.back', step(-1)).text('◄');
+           controlsEnter.append('button').on('click.forward', step(1)).text('►'); // create working canvas for stitching together images
 
-         var _changeset;
+           wrap = wrap.merge(wrapEnter).call(setupCanvas, true); // Register viewer resize handler
 
-         var _location;
+           context.ui().photoviewer.on('resize.streetside', function () {
+             if (_pannellumViewer) {
+               _pannellumViewer.resize();
+             }
+           });
+           _loadViewerPromise = new Promise(function (resolve, reject) {
+             var loadedCount = 0;
 
-         ensureOSMCommunityIndex(); // start fetching the data
+             function loaded() {
+               loadedCount += 1; // wait until both files are loaded
 
-         function ensureOSMCommunityIndex() {
-           var data = _mainFileFetcher;
-           return Promise.all([data.get('oci_resources'), data.get('oci_features')]).then(function (vals) {
-             if (_oci) return _oci;
-             var ociResources = vals[0].resources;
-             var loco = new _default$2(vals[1]);
-             var ociFeatures = {};
-             Object.values(ociResources).forEach(function (resource) {
-               var feature = loco.resolveLocationSet(resource.locationSet).feature;
-               var ociFeature = ociFeatures[feature.id];
+               if (loadedCount === 2) resolve();
+             }
 
-               if (!ociFeature) {
-                 ociFeature = JSON.parse(JSON.stringify(feature)); // deep clone
+             var head = select('head'); // load streetside pannellum viewer css
 
-                 ociFeature.properties.resourceIDs = new Set();
-                 ociFeatures[feature.id] = ociFeature;
-               }
+             head.selectAll('#ideditor-streetside-viewercss').data([0]).enter().append('link').attr('id', 'ideditor-streetside-viewercss').attr('rel', 'stylesheet').attr('crossorigin', 'anonymous').attr('href', context.asset(pannellumViewerCSS)).on('load.serviceStreetside', loaded).on('error.serviceStreetside', function () {
+               reject();
+             }); // load streetside pannellum viewer js
 
-               ociFeature.properties.resourceIDs.add(resource.id);
+             head.selectAll('#ideditor-streetside-viewerjs').data([0]).enter().append('script').attr('id', 'ideditor-streetside-viewerjs').attr('crossorigin', 'anonymous').attr('src', context.asset(pannellumViewerJS)).on('load.serviceStreetside', loaded).on('error.serviceStreetside', function () {
+               reject();
              });
-             return _oci = {
-               features: ociFeatures,
-               resources: ociResources,
-               query: whichPolygon_1({
-                 type: 'FeatureCollection',
-                 features: Object.values(ociFeatures)
-               })
-             };
+           })["catch"](function () {
+             _loadViewerPromise = null;
            });
-         } // string-to-date parsing in JavaScript is weird
-
-
-         function parseEventDate(when) {
-           if (!when) return;
-           var raw = when.trim();
-           if (!raw) return;
+           return _loadViewerPromise;
 
-           if (!/Z$/.test(raw)) {
-             // if no trailing 'Z', add one
-             raw += 'Z'; // this forces date to be parsed as a UTC date
-           }
+           function step(stepBy) {
+             return function () {
+               var viewer = context.container().select('.photoviewer');
+               var selected = viewer.empty() ? undefined : viewer.datum();
+               if (!selected) return;
+               var nextID = stepBy === 1 ? selected.ne : selected.pr;
 
-           var parsed = new Date(raw);
-           return new Date(parsed.toUTCString().substr(0, 25)); // convert to local timezone
-         }
+               var yaw = _pannellumViewer.getYaw();
 
-         function success(selection) {
-           var header = selection.append('div').attr('class', 'header fillL');
-           header.append('h3').html(_t.html('success.just_edited'));
-           header.append('button').attr('class', 'close').on('click', function () {
-             return dispatch$1.call('cancel');
-           }).call(svgIcon('#iD-icon-close'));
-           var body = selection.append('div').attr('class', 'body save-success fillL');
-           var summary = body.append('div').attr('class', 'save-summary');
-           summary.append('h3').html(_t.html('success.thank_you' + (_location ? '_location' : ''), {
-             where: _location
-           }));
-           summary.append('p').html(_t.html('success.help_html')).append('a').attr('class', 'link-out').attr('target', '_blank').attr('href', _t('success.help_link_url')).call(svgIcon('#iD-icon-out-link', 'inline')).append('span').html(_t.html('success.help_link_text'));
-           var osm = context.connection();
-           if (!osm) return;
-           var changesetURL = osm.changesetURL(_changeset.id);
-           var table = summary.append('table').attr('class', 'summary-table');
-           var row = table.append('tr').attr('class', 'summary-row');
-           row.append('td').attr('class', 'cell-icon summary-icon').append('a').attr('target', '_blank').attr('href', changesetURL).append('svg').attr('class', 'logo-small').append('use').attr('xlink:href', '#iD-logo-osm');
-           var summaryDetail = row.append('td').attr('class', 'cell-detail summary-detail');
-           summaryDetail.append('a').attr('class', 'cell-detail summary-view-on-osm').attr('target', '_blank').attr('href', changesetURL).html(_t.html('success.view_on_osm'));
-           summaryDetail.append('div').html(_t.html('success.changeset_id', {
-             changeset_id: "<a href=\"".concat(changesetURL, "\" target=\"_blank\">").concat(_changeset.id, "</a>")
-           })); // Get OSM community index features intersecting the map..
+               var ca = selected.ca + yaw;
+               var origin = selected.loc; // construct a search trapezoid pointing out from current bubble
 
-           ensureOSMCommunityIndex().then(function (oci) {
-             var communities = [];
-             var properties = oci.query(context.map().center(), true) || []; // Gather the communities from the result
-
-             properties.forEach(function (props) {
-               var resourceIDs = Array.from(props.resourceIDs);
-               resourceIDs.forEach(function (resourceID) {
-                 var resource = oci.resources[resourceID];
-                 communities.push({
-                   area: props.area || Infinity,
-                   order: resource.order || 0,
-                   resource: resource
-                 });
-               });
-             }); // sort communities by feature area ascending, community order descending
+               var meters = 35;
+               var p1 = [origin[0] + geoMetersToLon(meters / 5, origin[1]), origin[1]];
+               var p2 = [origin[0] + geoMetersToLon(meters / 2, origin[1]), origin[1] + geoMetersToLat(meters)];
+               var p3 = [origin[0] - geoMetersToLon(meters / 2, origin[1]), origin[1] + geoMetersToLat(meters)];
+               var p4 = [origin[0] - geoMetersToLon(meters / 5, origin[1]), origin[1]];
+               var poly = [p1, p2, p3, p4, p1]; // rotate it to face forward/backward
 
-             communities.sort(function (a, b) {
-               return a.area - b.area || b.order - a.order;
-             });
-             body.call(showCommunityLinks, communities.map(function (c) {
-               return c.resource;
-             }));
-           });
-         }
+               var angle = (stepBy === 1 ? ca : ca + 180) * (Math.PI / 180);
+               poly = geoRotate(poly, -angle, origin);
+               var extent = poly.reduce(function (extent, point) {
+                 return extent.extend(geoExtent(point));
+               }, geoExtent()); // find nearest other bubble in the search polygon
 
-         function showCommunityLinks(selection, resources) {
-           var communityLinks = selection.append('div').attr('class', 'save-communityLinks');
-           communityLinks.append('h3').html(_t.html('success.like_osm'));
-           var table = communityLinks.append('table').attr('class', 'community-table');
-           var row = table.selectAll('.community-row').data(resources);
-           var rowEnter = row.enter().append('tr').attr('class', 'community-row');
-           rowEnter.append('td').attr('class', 'cell-icon community-icon').append('a').attr('target', '_blank').attr('href', function (d) {
-             return d.url;
-           }).append('svg').attr('class', 'logo-small').append('use').attr('xlink:href', function (d) {
-             return "#community-".concat(d.type);
-           });
-           var communityDetail = rowEnter.append('td').attr('class', 'cell-detail community-detail');
-           communityDetail.each(showCommunityDetails);
-           communityLinks.append('div').attr('class', 'community-missing').html(_t.html('success.missing')).append('a').attr('class', 'link-out').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).attr('href', 'https://github.com/osmlab/osm-community-index/issues').append('span').html(_t.html('success.tell_us'));
-         }
+               var minDist = Infinity;
 
-         function showCommunityDetails(d) {
-           var selection = select(this);
-           var communityID = d.id;
-           var replacements = {
-             url: linkify(d.url),
-             signupUrl: linkify(d.signupUrl || d.url)
-           };
-           selection.append('div').attr('class', 'community-name').append('a').attr('target', '_blank').attr('href', d.url).html(_t.html("community.".concat(d.id, ".name")));
-           var descriptionHTML = _t.html("community.".concat(d.id, ".description"), replacements);
+               _ssCache.bubbles.rtree.search(extent.bbox()).forEach(function (d) {
+                 if (d.data.key === selected.key) return;
+                 if (!geoPointInPolygon(d.data.loc, poly)) return;
+                 var dist = geoVecLength(d.data.loc, selected.loc);
+                 var theta = selected.ca - d.data.ca;
+                 var minTheta = Math.min(Math.abs(theta), 360 - Math.abs(theta));
 
-           if (d.type === 'reddit') {
-             // linkify subreddits  #4997
-             descriptionHTML = descriptionHTML.replace(/(\/r\/\w*\/*)/i, function (match) {
-               return linkify(d.url, match);
-             });
-           }
+                 if (minTheta > 20) {
+                   dist += 5; // penalize distance if camera angles don't match
+                 }
 
-           selection.append('div').attr('class', 'community-description').html(descriptionHTML);
+                 if (dist < minDist) {
+                   nextID = d.data.key;
+                   minDist = dist;
+                 }
+               });
 
-           if (d.extendedDescription || d.languageCodes && d.languageCodes.length) {
-             selection.append('div').call(uiDisclosure(context, "community-more-".concat(d.id), false).expanded(false).updatePreference(false).label(_t.html('success.more')).content(showMore));
+               var nextBubble = nextID && that.cachedImage(nextID);
+               if (!nextBubble) return;
+               context.map().centerEase(nextBubble.loc);
+               that.selectImage(context, nextBubble.key).yaw(yaw).showViewer(context);
+             };
            }
+         },
+         yaw: function yaw(_yaw) {
+           if (typeof _yaw !== 'number') return _yaw;
+           _sceneOptions.yaw = _yaw;
+           return this;
+         },
 
-           var nextEvents = (d.events || []).map(function (event) {
-             event.date = parseEventDate(event.when);
-             return event;
-           }).filter(function (event) {
-             // date is valid and future (or today)
-             var t = event.date.getTime();
-             var now = new Date().setHours(0, 0, 0, 0);
-             return !isNaN(t) && t >= now;
-           }).sort(function (a, b) {
-             // sort by date ascending
-             return a.date < b.date ? -1 : a.date > b.date ? 1 : 0;
-           }).slice(0, MAXEVENTS); // limit number of events shown
+         /**
+          * showViewer()
+          */
+         showViewer: function showViewer(context) {
+           var wrap = context.container().select('.photoviewer').classed('hide', false);
+           var isHidden = wrap.selectAll('.photo-wrapper.ms-wrapper.hide').size();
 
-           if (nextEvents.length) {
-             selection.append('div').call(uiDisclosure(context, "community-events-".concat(d.id), false).expanded(false).updatePreference(false).label(_t.html('success.events')).content(showNextEvents)).select('.hide-toggle').append('span').attr('class', 'badge-text').html(nextEvents.length);
+           if (isHidden) {
+             wrap.selectAll('.photo-wrapper:not(.ms-wrapper)').classed('hide', true);
+             wrap.selectAll('.photo-wrapper.ms-wrapper').classed('hide', false);
            }
 
-           function showMore(selection) {
-             var more = selection.selectAll('.community-more').data([0]);
-             var moreEnter = more.enter().append('div').attr('class', 'community-more');
+           return this;
+         },
 
-             if (d.extendedDescription) {
-               moreEnter.append('div').attr('class', 'community-extended-description').html(_t.html("community.".concat(d.id, ".extendedDescription"), replacements));
-             }
+         /**
+          * hideViewer()
+          */
+         hideViewer: function hideViewer(context) {
+           var viewer = context.container().select('.photoviewer');
+           if (!viewer.empty()) viewer.datum(null);
+           viewer.classed('hide', true).selectAll('.photo-wrapper').classed('hide', true);
+           context.container().selectAll('.viewfield-group, .sequence, .icon-sign').classed('currentView', false);
+           this.updateUrlImage(null);
+           return this.setStyles(context, null, true);
+         },
 
-             if (d.languageCodes && d.languageCodes.length) {
-               var languageList = d.languageCodes.map(function (code) {
-                 return _mainLocalizer.languageName(code);
-               }).join(', ');
-               moreEnter.append('div').attr('class', 'community-languages').html(_t.html('success.languages', {
-                 languages: languageList
-               }));
-             }
-           }
+         /**
+          * selectImage().
+          */
+         selectImage: function selectImage(context, key) {
+           var that = this;
+           var d = this.cachedImage(key);
+           var viewer = context.container().select('.photoviewer');
+           if (!viewer.empty()) viewer.datum(d);
+           this.setStyles(context, null, true);
+           var wrap = context.container().select('.photoviewer .ms-wrapper');
+           var attribution = wrap.selectAll('.photo-attribution').html('');
+           wrap.selectAll('.pnlm-load-box') // display "loading.."
+           .style('display', 'block');
+           if (!d) return this;
+           this.updateUrlImage(key);
+           _sceneOptions.northOffset = d.ca;
+           var line1 = attribution.append('div').attr('class', 'attribution-row');
+           var hiresDomId = utilUniqueDomId('streetside-hires'); // Add hires checkbox
 
-           function showNextEvents(selection) {
-             var events = selection.append('div').attr('class', 'community-events');
-             var item = events.selectAll('.community-event').data(nextEvents);
-             var itemEnter = item.enter().append('div').attr('class', 'community-event');
-             itemEnter.append('div').attr('class', 'community-event-name').append('a').attr('target', '_blank').attr('href', function (d) {
-               return d.url;
-             }).html(function (d) {
-               var name = d.name;
+           var label = line1.append('label').attr('for', hiresDomId).attr('class', 'streetside-hires');
+           label.append('input').attr('type', 'checkbox').attr('id', hiresDomId).property('checked', _hires).on('click', function (d3_event) {
+             d3_event.stopPropagation();
+             _hires = !_hires;
+             _resolution = _hires ? 1024 : 512;
+             wrap.call(setupCanvas, true);
+             var viewstate = {
+               yaw: _pannellumViewer.getYaw(),
+               pitch: _pannellumViewer.getPitch(),
+               hfov: _pannellumViewer.getHfov()
+             };
+             _sceneOptions = Object.assign(_sceneOptions, viewstate);
+             that.selectImage(context, d.key).showViewer(context);
+           });
+           label.append('span').call(_t.append('streetside.hires'));
+           var captureInfo = line1.append('div').attr('class', 'attribution-capture-info'); // Add capture date
 
-               if (d.i18n && d.id) {
-                 name = _t("community.".concat(communityID, ".events.").concat(d.id, ".name"), {
-                   "default": name
-                 });
-               }
+           if (d.captured_by) {
+             var yyyy = new Date().getFullYear();
+             captureInfo.append('a').attr('class', 'captured_by').attr('target', '_blank').attr('href', 'https://www.microsoft.com/en-us/maps/streetside').text('©' + yyyy + ' Microsoft');
+             captureInfo.append('span').text('|');
+           }
 
-               return name;
-             });
-             itemEnter.append('div').attr('class', 'community-event-when').html(function (d) {
-               var options = {
-                 weekday: 'short',
-                 day: 'numeric',
-                 month: 'short',
-                 year: 'numeric'
-               };
+           if (d.captured_at) {
+             captureInfo.append('span').attr('class', 'captured_at').text(localeTimestamp(d.captured_at));
+           } // Add image links
 
-               if (d.date.getHours() || d.date.getMinutes()) {
-                 // include time if it has one
-                 options.hour = 'numeric';
-                 options.minute = 'numeric';
-               }
 
-               return d.date.toLocaleString(_mainLocalizer.localeCode(), options);
-             });
-             itemEnter.append('div').attr('class', 'community-event-where').html(function (d) {
-               var where = d.where;
+           var line2 = attribution.append('div').attr('class', 'attribution-row');
+           line2.append('a').attr('class', 'image-view-link').attr('target', '_blank').attr('href', 'https://www.bing.com/maps?cp=' + d.loc[1] + '~' + d.loc[0] + '&lvl=17&dir=' + d.ca + '&style=x&v=2&sV=1').call(_t.append('streetside.view_on_bing'));
+           line2.append('a').attr('class', 'image-report-link').attr('target', '_blank').attr('href', 'https://www.bing.com/maps/privacyreport/streetsideprivacyreport?bubbleid=' + encodeURIComponent(d.key) + '&focus=photo&lat=' + d.loc[1] + '&lng=' + d.loc[0] + '&z=17').call(_t.append('streetside.report'));
+           var bubbleIdQuadKey = d.key.toString(4);
+           var paddingNeeded = 16 - bubbleIdQuadKey.length;
 
-               if (d.i18n && d.id) {
-                 where = _t("community.".concat(communityID, ".events.").concat(d.id, ".where"), {
-                   "default": where
-                 });
-               }
+           for (var i = 0; i < paddingNeeded; i++) {
+             bubbleIdQuadKey = '0' + bubbleIdQuadKey;
+           }
 
-               return where;
-             });
-             itemEnter.append('div').attr('class', 'community-event-description').html(function (d) {
-               var description = d.description;
+           var imgUrlPrefix = streetsideImagesApi + 'hs' + bubbleIdQuadKey;
+           var imgUrlSuffix = '.jpg?g=6338&n=z'; // Cubemap face code order matters here: front=01, right=02, back=03, left=10, up=11, down=12
 
-               if (d.i18n && d.id) {
-                 description = _t("community.".concat(communityID, ".events.").concat(d.id, ".description"), {
-                   "default": description
-                 });
-               }
+           var faceKeys = ['01', '02', '03', '10', '11', '12']; // Map images to cube faces
 
-               return description;
+           var quadKeys = getQuadKeys();
+           var faces = faceKeys.map(function (faceKey) {
+             return quadKeys.map(function (quadKey) {
+               var xy = qkToXY(quadKey);
+               return {
+                 face: faceKey,
+                 url: imgUrlPrefix + faceKey + quadKey + imgUrlSuffix,
+                 x: xy[0],
+                 y: xy[1]
+               };
              });
-           }
+           });
+           loadFaces(faces).then(function () {
+             if (!_pannellumViewer) {
+               that.initViewer();
+             } else {
+               // make a new scene
+               _currScene += 1;
 
-           function linkify(url, text) {
-             text = text || url;
-             return "<a target=\"_blank\" href=\"".concat(url, "\">").concat(text, "</a>");
-           }
-         }
+               var sceneID = _currScene.toString();
 
-         success.changeset = function (val) {
-           if (!arguments.length) return _changeset;
-           _changeset = val;
-           return success;
-         };
+               _pannellumViewer.addScene(sceneID, _sceneOptions).loadScene(sceneID); // remove previous scene
 
-         success.location = function (val) {
-           if (!arguments.length) return _location;
-           _location = val;
-           return success;
-         };
 
-         return utilRebind(success, dispatch$1, 'on');
-       }
+               if (_currScene > 2) {
+                 sceneID = (_currScene - 1).toString();
 
-       function modeSave(context) {
-         var mode = {
-           id: 'save'
-         };
-         var keybinding = utilKeybinding('modeSave');
-         var commit = uiCommit(context).on('cancel', cancel);
+                 _pannellumViewer.removeScene(sceneID);
+               }
+             }
+           });
+           return this;
+         },
+         getSequenceKeyForBubble: function getSequenceKeyForBubble(d) {
+           return d && d.sequenceKey;
+         },
+         // Updates the currently highlighted sequence and selected bubble.
+         // Reset is only necessary when interacting with the viewport because
+         // this implicitly changes the currently selected bubble/sequence
+         setStyles: function setStyles(context, hovered, reset) {
+           if (reset) {
+             // reset all layers
+             context.container().selectAll('.viewfield-group').classed('highlighted', false).classed('hovered', false).classed('currentView', false);
+             context.container().selectAll('.sequence').classed('highlighted', false).classed('currentView', false);
+           }
 
-         var _conflictsUi; // uiConflicts
+           var hoveredBubbleKey = hovered && hovered.key;
+           var hoveredSequenceKey = this.getSequenceKeyForBubble(hovered);
+           var hoveredSequence = hoveredSequenceKey && _ssCache.sequences[hoveredSequenceKey];
+           var hoveredBubbleKeys = hoveredSequence && hoveredSequence.bubbles.map(function (d) {
+             return d.key;
+           }) || [];
+           var viewer = context.container().select('.photoviewer');
+           var selected = viewer.empty() ? undefined : viewer.datum();
+           var selectedBubbleKey = selected && selected.key;
+           var selectedSequenceKey = this.getSequenceKeyForBubble(selected);
+           var selectedSequence = selectedSequenceKey && _ssCache.sequences[selectedSequenceKey];
+           var selectedBubbleKeys = selectedSequence && selectedSequence.bubbles.map(function (d) {
+             return d.key;
+           }) || []; // highlight sibling viewfields on either the selected or the hovered sequences
 
+           var highlightedBubbleKeys = utilArrayUnion(hoveredBubbleKeys, selectedBubbleKeys);
+           context.container().selectAll('.layer-streetside-images .viewfield-group').classed('highlighted', function (d) {
+             return highlightedBubbleKeys.indexOf(d.key) !== -1;
+           }).classed('hovered', function (d) {
+             return d.key === hoveredBubbleKey;
+           }).classed('currentView', function (d) {
+             return d.key === selectedBubbleKey;
+           });
+           context.container().selectAll('.layer-streetside-images .sequence').classed('highlighted', function (d) {
+             return d.properties.key === hoveredSequenceKey;
+           }).classed('currentView', function (d) {
+             return d.properties.key === selectedSequenceKey;
+           }); // update viewfields if needed
 
-         var _location;
+           context.container().selectAll('.layer-streetside-images .viewfield-group .viewfield').attr('d', viewfieldPath);
 
-         var _success;
+           function viewfieldPath() {
+             var d = this.parentNode.__data__;
 
-         var uploader = context.uploader().on('saveStarted.modeSave', function () {
-           keybindingOff();
-         }) // fire off some async work that we want to be ready later
-         .on('willAttemptUpload.modeSave', prepareForSuccess).on('progressChanged.modeSave', showProgress).on('resultNoChanges.modeSave', function () {
-           cancel();
-         }).on('resultErrors.modeSave', showErrors).on('resultConflicts.modeSave', showConflicts).on('resultSuccess.modeSave', showSuccess);
+             if (d.pano && d.key !== selectedBubbleKey) {
+               return 'M 8,13 m -10,0 a 10,10 0 1,0 20,0 a 10,10 0 1,0 -20,0';
+             } else {
+               return 'M 6,9 C 8,8.4 8,8.4 10,9 L 16,-2 C 12,-5 4,-5 0,-2 z';
+             }
+           }
 
-         function cancel() {
-           context.enter(modeBrowse(context));
-         }
+           return this;
+         },
+         updateUrlImage: function updateUrlImage(imageKey) {
+           if (!window.mocha) {
+             var hash = utilStringQs(window.location.hash);
 
-         function showProgress(num, total) {
-           var modal = context.container().select('.loading-modal .modal-section');
-           var progress = modal.selectAll('.progress').data([0]); // enter/update
+             if (imageKey) {
+               hash.photo = 'streetside/' + imageKey;
+             } else {
+               delete hash.photo;
+             }
 
-           progress.enter().append('div').attr('class', 'progress').merge(progress).text(_t('save.conflict_progress', {
-             num: num,
-             total: total
-           }));
-         }
+             window.location.replace('#' + utilQsString(hash, true));
+           }
+         },
 
-         function showConflicts(changeset, conflicts, origChanges) {
-           var selection = context.container().select('.sidebar').append('div').attr('class', 'sidebar-component');
-           context.container().selectAll('.main-content').classed('active', true).classed('inactive', false);
-           _conflictsUi = uiConflicts(context).conflictList(conflicts).origChanges(origChanges).on('cancel', function () {
-             context.container().selectAll('.main-content').classed('active', false).classed('inactive', true);
-             selection.remove();
-             keybindingOn();
-             uploader.cancelConflictResolution();
-           }).on('save', function () {
-             context.container().selectAll('.main-content').classed('active', false).classed('inactive', true);
-             selection.remove();
-             uploader.processResolvedConflicts(changeset);
-           });
-           selection.call(_conflictsUi);
+         /**
+          * cache().
+          */
+         cache: function cache() {
+           return _ssCache;
          }
+       };
 
-         function showErrors(errors) {
-           keybindingOn();
-           var selection = uiConfirm(context.container());
-           selection.select('.modal-section.header').append('h3').text(_t('save.error'));
-           addErrors(selection, errors);
-           selection.okButton();
-         }
+       var _apibase = 'https://taginfo.openstreetmap.org/api/4/';
+       var _inflight = {};
+       var _popularKeys = {};
+       var _taginfoCache = {};
+       var tag_sorts = {
+         point: 'count_nodes',
+         vertex: 'count_nodes',
+         area: 'count_ways',
+         line: 'count_ways'
+       };
+       var tag_sort_members = {
+         point: 'count_node_members',
+         vertex: 'count_node_members',
+         area: 'count_way_members',
+         line: 'count_way_members',
+         relation: 'count_relation_members'
+       };
+       var tag_filters = {
+         point: 'nodes',
+         vertex: 'nodes',
+         area: 'ways',
+         line: 'ways'
+       };
+       var tag_members_fractions = {
+         point: 'count_node_members_fraction',
+         vertex: 'count_node_members_fraction',
+         area: 'count_way_members_fraction',
+         line: 'count_way_members_fraction',
+         relation: 'count_relation_members_fraction'
+       };
 
-         function addErrors(selection, data) {
-           var message = selection.select('.modal-section.message-text');
-           var items = message.selectAll('.error-container').data(data);
-           var enter = items.enter().append('div').attr('class', 'error-container');
-           enter.append('a').attr('class', 'error-description').attr('href', '#').classed('hide-toggle', true).text(function (d) {
-             return d.msg || _t('save.unknown_error_details');
-           }).on('click', function (d3_event) {
-             d3_event.preventDefault();
-             var error = select(this);
-             var detail = select(this.nextElementSibling);
-             var exp = error.classed('expanded');
-             detail.style('display', exp ? 'none' : 'block');
-             error.classed('expanded', !exp);
-           });
-           var details = enter.append('div').attr('class', 'error-detail-container').style('display', 'none');
-           details.append('ul').attr('class', 'error-detail-list').selectAll('li').data(function (d) {
-             return d.details || [];
-           }).enter().append('li').attr('class', 'error-detail-item').text(function (d) {
-             return d;
-           });
-           items.exit().remove();
+       function sets(params, n, o) {
+         if (params.geometry && o[params.geometry]) {
+           params[n] = o[params.geometry];
          }
 
-         function showSuccess(changeset) {
-           commit.reset();
-
-           var ui = _success.changeset(changeset).location(_location).on('cancel', function () {
-             context.ui().sidebar.hide();
-           });
+         return params;
+       }
 
-           context.enter(modeBrowse(context).sidebar(ui));
-         }
+       function setFilter(params) {
+         return sets(params, 'filter', tag_filters);
+       }
 
-         function keybindingOn() {
-           select(document).call(keybinding.on('⎋', cancel, true));
-         }
+       function setSort(params) {
+         return sets(params, 'sortname', tag_sorts);
+       }
 
-         function keybindingOff() {
-           select(document).call(keybinding.unbind);
-         } // Reverse geocode current map location so we can display a message on
-         // the success screen like "Thank you for editing around place, region."
+       function setSortMembers(params) {
+         return sets(params, 'sortname', tag_sort_members);
+       }
 
+       function clean(params) {
+         return utilObjectOmit(params, ['geometry', 'debounce']);
+       }
 
-         function prepareForSuccess() {
-           _success = uiSuccess(context);
-           _location = null;
-           if (!services.geocoder) return;
-           services.geocoder.reverse(context.map().center(), function (err, result) {
-             if (err || !result || !result.address) return;
-             var addr = result.address;
-             var place = addr && (addr.town || addr.city || addr.county) || '';
-             var region = addr && (addr.state || addr.country) || '';
-             var separator = place && region ? _t('success.thank_you_where.separator') : '';
-             _location = _t('success.thank_you_where.format', {
-               place: place,
-               separator: separator,
-               region: region
-             });
-           });
-         }
+       function filterKeys(type) {
+         var count_type = type ? 'count_' + type : 'count_all';
+         return function (d) {
+           return parseFloat(d[count_type]) > 2500 || d.in_wiki;
+         };
+       }
 
-         mode.selectedIDs = function () {
-           return _conflictsUi ? _conflictsUi.shownEntityIds() : [];
+       function filterMultikeys(prefix) {
+         return function (d) {
+           // d.key begins with prefix, and d.key contains no additional ':'s
+           var re = new RegExp('^' + prefix + '(.*)$');
+           var matches = d.key.match(re) || [];
+           return matches.length === 2 && matches[1].indexOf(':') === -1;
          };
+       }
 
-         mode.enter = function () {
-           // Show sidebar
-           context.ui().sidebar.expand();
+       function filterValues(allowUpperCase) {
+         return function (d) {
+           if (d.value.match(/[;,]/) !== null) return false; // exclude some punctuation
 
-           function done() {
-             context.ui().sidebar.show(commit);
-           }
+           if (!allowUpperCase && d.value.match(/[A-Z*]/) !== null) return false; // exclude uppercase letters
 
-           keybindingOn();
-           context.container().selectAll('.main-content').classed('active', false).classed('inactive', true);
-           var osm = context.connection();
+           return parseFloat(d.fraction) > 0.0;
+         };
+       }
 
-           if (!osm) {
-             cancel();
-             return;
-           }
+       function filterRoles(geometry) {
+         return function (d) {
+           if (d.role === '') return false; // exclude empty role
 
-           if (osm.authenticated()) {
-             done();
-           } else {
-             osm.authenticate(function (err) {
-               if (err) {
-                 cancel();
-               } else {
-                 done();
-               }
-             });
-           }
-         };
+           if (d.role.match(/[A-Z*;,]/) !== null) return false; // exclude uppercase letters and some punctuation
 
-         mode.exit = function () {
-           keybindingOff();
-           context.container().selectAll('.main-content').classed('active', true).classed('inactive', false);
-           context.ui().sidebar.hide();
+           return parseFloat(d[tag_members_fractions[geometry]]) > 0.0;
          };
+       }
 
-         return mode;
+       function valKey(d) {
+         return {
+           value: d.key,
+           title: d.key
+         };
        }
 
-       function uiToolOldDrawModes(context) {
-         var tool = {
-           id: 'old_modes',
-           label: _t.html('toolbar.add_feature')
+       function valKeyDescription(d) {
+         var obj = {
+           value: d.value,
+           title: d.description || d.value
          };
-         var modes = [modeAddPoint(context, {
-           title: _t.html('modes.add_point.title'),
-           button: 'point',
-           description: _t.html('modes.add_point.description'),
-           preset: _mainPresetIndex.item('point'),
-           key: '1'
-         }), modeAddLine(context, {
-           title: _t.html('modes.add_line.title'),
-           button: 'line',
-           description: _t.html('modes.add_line.description'),
-           preset: _mainPresetIndex.item('line'),
-           key: '2'
-         }), modeAddArea(context, {
-           title: _t.html('modes.add_area.title'),
-           button: 'area',
-           description: _t.html('modes.add_area.description'),
-           preset: _mainPresetIndex.item('area'),
-           key: '3'
-         })];
 
-         function enabled() {
-           return osmEditable();
+         if (d.count) {
+           obj.count = d.count;
          }
 
-         function osmEditable() {
-           return context.editable();
-         }
+         return obj;
+       }
+
+       function roleKey(d) {
+         return {
+           value: d.role,
+           title: d.role
+         };
+       } // sort keys with ':' lower than keys without ':'
+
 
-         modes.forEach(function (mode) {
-           context.keybinding().on(mode.key, function () {
-             if (!enabled()) return;
+       function sortKeys(a, b) {
+         return a.key.indexOf(':') === -1 && b.key.indexOf(':') !== -1 ? -1 : a.key.indexOf(':') !== -1 && b.key.indexOf(':') === -1 ? 1 : 0;
+       }
 
-             if (mode.id === context.mode().id) {
-               context.enter(modeBrowse(context));
-             } else {
-               context.enter(mode);
-             }
-           });
-         });
+       var debouncedRequest = debounce(request, 300, {
+         leading: false
+       });
 
-         tool.render = function (selection) {
-           var wrap = selection.append('div').attr('class', 'joined').style('display', 'flex');
+       function request(url, params, exactMatch, callback, loaded) {
+         if (_inflight[url]) return;
+         if (checkCache(url, params, exactMatch, callback)) return;
+         var controller = new AbortController();
+         _inflight[url] = controller;
+         d3_json(url, {
+           signal: controller.signal
+         }).then(function (result) {
+           delete _inflight[url];
+           if (loaded) loaded(null, result);
+         })["catch"](function (err) {
+           delete _inflight[url];
+           if (err.name === 'AbortError') return;
+           if (loaded) loaded(err.message);
+         });
+       }
 
-           var debouncedUpdate = debounce(update, 500, {
-             leading: true,
-             trailing: true
-           });
+       function checkCache(url, params, exactMatch, callback) {
+         var rp = params.rp || 25;
+         var testQuery = params.query || '';
+         var testUrl = url;
 
-           context.map().on('move.modes', debouncedUpdate).on('drawn.modes', debouncedUpdate);
-           context.on('enter.modes', update);
-           update();
+         do {
+           var hit = _taginfoCache[testUrl]; // exact match, or shorter match yielding fewer than max results (rp)
 
-           function update() {
-             var buttons = wrap.selectAll('button.add-button').data(modes, function (d) {
-               return d.id;
-             }); // exit
+           if (hit && (url === testUrl || hit.length < rp)) {
+             callback(null, hit);
+             return true;
+           } // don't try to shorten the query
 
-             buttons.exit().remove(); // enter
 
-             var buttonsEnter = buttons.enter().append('button').attr('class', function (d) {
-               return d.id + ' add-button bar-button';
-             }).on('click.mode-buttons', function (d3_event, d) {
-               if (!enabled()) return; // When drawing, ignore accidental clicks on mode buttons - #4042
+           if (exactMatch || !testQuery.length) return false; // do shorten the query to see if we already have a cached result
+           // that has returned fewer than max results (rp)
 
-               var currMode = context.mode().id;
-               if (/^draw/.test(currMode)) return;
+           testQuery = testQuery.slice(0, -1);
+           testUrl = url.replace(/&query=(.*?)&/, '&query=' + testQuery + '&');
+         } while (testQuery.length >= 0);
 
-               if (d.id === currMode) {
-                 context.enter(modeBrowse(context));
-               } else {
-                 context.enter(d);
-               }
-             }).call(uiTooltip().placement('bottom').title(function (d) {
-               return d.description;
-             }).keys(function (d) {
-               return [d.key];
-             }).scrollContainer(context.container().select('.top-toolbar')));
-             buttonsEnter.each(function (d) {
-               select(this).call(svgIcon('#iD-icon-' + d.button));
-             });
-             buttonsEnter.append('span').attr('class', 'label').html(function (mode) {
-               return mode.title;
-             }); // if we are adding/removing the buttons, check if toolbar has overflowed
+         return false;
+       }
 
-             if (buttons.enter().size() || buttons.exit().size()) {
-               context.ui().checkOverflow('.top-toolbar', true);
-             } // update
+       var serviceTaginfo = {
+         init: function init() {
+           _inflight = {};
+           _taginfoCache = {};
+           _popularKeys = {
+             // manually exclude some keys – #5377, #7485
+             postal_code: true,
+             full_name: true,
+             loc_name: true,
+             reg_name: true,
+             short_name: true,
+             sorting_name: true,
+             artist_name: true,
+             nat_name: true,
+             long_name: true,
+             'bridge:name': true
+           }; // Fetch popular keys.  We'll exclude these from `values`
+           // lookups because they stress taginfo, and they aren't likely
+           // to yield meaningful autocomplete results.. see #3955
 
+           var params = {
+             rp: 100,
+             sortname: 'values_all',
+             sortorder: 'desc',
+             page: 1,
+             debounce: false,
+             lang: _mainLocalizer.languageCode()
+           };
+           this.keys(params, function (err, data) {
+             if (err) return;
+             data.forEach(function (d) {
+               if (d.value === 'opening_hours') return; // exception
 
-             buttons = buttons.merge(buttonsEnter).classed('disabled', function (d) {
-               return !enabled();
-             }).classed('active', function (d) {
-               return context.mode() && context.mode().button === d.button;
+               _popularKeys[d.value] = true;
              });
+           });
+         },
+         reset: function reset() {
+           Object.values(_inflight).forEach(function (controller) {
+             controller.abort();
+           });
+           _inflight = {};
+         },
+         keys: function keys(params, callback) {
+           var doRequest = params.debounce ? debouncedRequest : request;
+           params = clean(setSort(params));
+           params = Object.assign({
+             rp: 10,
+             sortname: 'count_all',
+             sortorder: 'desc',
+             page: 1,
+             lang: _mainLocalizer.languageCode()
+           }, params);
+           var url = _apibase + 'keys/all?' + utilQsString(params);
+           doRequest(url, params, false, callback, function (err, d) {
+             if (err) {
+               callback(err);
+             } else {
+               var f = filterKeys(params.filter);
+               var result = d.data.filter(f).sort(sortKeys).map(valKey);
+               _taginfoCache[url] = result;
+               callback(null, result);
+             }
+           });
+         },
+         multikeys: function multikeys(params, callback) {
+           var doRequest = params.debounce ? debouncedRequest : request;
+           params = clean(setSort(params));
+           params = Object.assign({
+             rp: 25,
+             sortname: 'count_all',
+             sortorder: 'desc',
+             page: 1,
+             lang: _mainLocalizer.languageCode()
+           }, params);
+           var prefix = params.query;
+           var url = _apibase + 'keys/all?' + utilQsString(params);
+           doRequest(url, params, true, callback, function (err, d) {
+             if (err) {
+               callback(err);
+             } else {
+               var f = filterMultikeys(prefix);
+               var result = d.data.filter(f).map(valKey);
+               _taginfoCache[url] = result;
+               callback(null, result);
+             }
+           });
+         },
+         values: function values(params, callback) {
+           // Exclude popular keys from values lookups.. see #3955
+           var key = params.key;
+
+           if (key && _popularKeys[key]) {
+             callback(null, []);
+             return;
            }
-         };
 
-         return tool;
-       }
+           var doRequest = params.debounce ? debouncedRequest : request;
+           params = clean(setSort(setFilter(params)));
+           params = Object.assign({
+             rp: 25,
+             sortname: 'count_all',
+             sortorder: 'desc',
+             page: 1,
+             lang: _mainLocalizer.languageCode()
+           }, params);
+           var url = _apibase + 'key/values?' + utilQsString(params);
+           doRequest(url, params, false, callback, function (err, d) {
+             if (err) {
+               callback(err);
+             } else {
+               // In most cases we prefer taginfo value results with lowercase letters.
+               // A few OSM keys expect values to contain uppercase values (see #3377).
+               // This is not an exhaustive list (e.g. `name` also has uppercase values)
+               // but these are the fields where taginfo value lookup is most useful.
+               var re = /network|taxon|genus|species|brand|grape_variety|royal_cypher|listed_status|booth|rating|stars|:output|_hours|_times|_ref|manufacturer|country|target|brewery|cai_scale/;
+               var allowUpperCase = re.test(params.key);
+               var f = filterValues(allowUpperCase);
+               var result = d.data.filter(f).map(valKeyDescription);
+               _taginfoCache[url] = result;
+               callback(null, result);
+             }
+           });
+         },
+         roles: function roles(params, callback) {
+           var doRequest = params.debounce ? debouncedRequest : request;
+           var geometry = params.geometry;
+           params = clean(setSortMembers(params));
+           params = Object.assign({
+             rp: 25,
+             sortname: 'count_all_members',
+             sortorder: 'desc',
+             page: 1,
+             lang: _mainLocalizer.languageCode()
+           }, params);
+           var url = _apibase + 'relation/roles?' + utilQsString(params);
+           doRequest(url, params, true, callback, function (err, d) {
+             if (err) {
+               callback(err);
+             } else {
+               var f = filterRoles(geometry);
+               var result = d.data.filter(f).map(roleKey);
+               _taginfoCache[url] = result;
+               callback(null, result);
+             }
+           });
+         },
+         docs: function docs(params, callback) {
+           var doRequest = params.debounce ? debouncedRequest : request;
+           params = clean(setSort(params));
+           var path = 'key/wiki_pages?';
 
-       function uiToolNotes(context) {
-         var tool = {
-           id: 'notes',
-           label: _t.html('modes.add_note.label')
-         };
-         var mode = modeAddNote(context);
+           if (params.value) {
+             path = 'tag/wiki_pages?';
+           } else if (params.rtype) {
+             path = 'relation/wiki_pages?';
+           }
 
-         function enabled() {
-           return notesEnabled() && notesEditable();
+           var url = _apibase + path + utilQsString(params);
+           doRequest(url, params, true, callback, function (err, d) {
+             if (err) {
+               callback(err);
+             } else {
+               _taginfoCache[url] = d.data;
+               callback(null, d.data);
+             }
+           });
+         },
+         apibase: function apibase(_) {
+           if (!arguments.length) return _apibase;
+           _apibase = _;
+           return this;
          }
+       };
 
-         function notesEnabled() {
-           var noteLayer = context.layers().layer('notes');
-           return noteLayer && noteLayer.enabled();
-         }
+       /**
+        * Wraps a GeoJSON {@link Geometry} in a GeoJSON {@link Feature}.
+        *
+        * @name feature
+        * @param {Geometry} geometry input geometry
+        * @param {Object} [properties={}] an Object of key-value pairs to add as properties
+        * @param {Object} [options={}] Optional Parameters
+        * @param {Array<number>} [options.bbox] Bounding Box Array [west, south, east, north] associated with the Feature
+        * @param {string|number} [options.id] Identifier associated with the Feature
+        * @returns {Feature} a GeoJSON Feature
+        * @example
+        * var geometry = {
+        *   "type": "Point",
+        *   "coordinates": [110, 50]
+        * };
+        *
+        * var feature = turf.feature(geometry);
+        *
+        * //=feature
+        */
 
-         function notesEditable() {
-           var mode = context.mode();
-           return context.map().notesEditable() && mode && mode.id !== 'save';
+       function feature(geom, properties, options) {
+         if (options === void 0) {
+           options = {};
          }
 
-         context.keybinding().on(mode.key, function () {
-           if (!enabled()) return;
+         var feat = {
+           type: "Feature"
+         };
 
-           if (mode.id === context.mode().id) {
-             context.enter(modeBrowse(context));
-           } else {
-             context.enter(mode);
-           }
-         });
+         if (options.id === 0 || options.id) {
+           feat.id = options.id;
+         }
 
-         tool.render = function (selection) {
-           var debouncedUpdate = debounce(update, 500, {
-             leading: true,
-             trailing: true
-           });
+         if (options.bbox) {
+           feat.bbox = options.bbox;
+         }
 
-           context.map().on('move.notes', debouncedUpdate).on('drawn.notes', debouncedUpdate);
-           context.on('enter.notes', update);
-           update();
+         feat.properties = properties || {};
+         feat.geometry = geom;
+         return feat;
+       }
+       /**
+        * Creates a {@link Polygon} {@link Feature} from an Array of LinearRings.
+        *
+        * @name polygon
+        * @param {Array<Array<Array<number>>>} coordinates an array of LinearRings
+        * @param {Object} [properties={}] an Object of key-value pairs to add as properties
+        * @param {Object} [options={}] Optional Parameters
+        * @param {Array<number>} [options.bbox] Bounding Box Array [west, south, east, north] associated with the Feature
+        * @param {string|number} [options.id] Identifier associated with the Feature
+        * @returns {Feature<Polygon>} Polygon Feature
+        * @example
+        * var polygon = turf.polygon([[[-5, 52], [-4, 56], [-2, 51], [-7, 54], [-5, 52]]], { name: 'poly1' });
+        *
+        * //=polygon
+        */
 
-           function update() {
-             var showNotes = notesEnabled();
-             var data = showNotes ? [mode] : [];
-             var buttons = selection.selectAll('button.add-button').data(data, function (d) {
-               return d.id;
-             }); // exit
+       function polygon(coordinates, properties, options) {
+         if (options === void 0) {
+           options = {};
+         }
 
-             buttons.exit().remove(); // enter
+         for (var _i = 0, coordinates_1 = coordinates; _i < coordinates_1.length; _i++) {
+           var ring = coordinates_1[_i];
 
-             var buttonsEnter = buttons.enter().append('button').attr('class', function (d) {
-               return d.id + ' add-button bar-button';
-             }).on('click.notes', function (d3_event, d) {
-               if (!enabled()) return; // When drawing, ignore accidental clicks on mode buttons - #4042
+           if (ring.length < 4) {
+             throw new Error("Each LinearRing of a Polygon must have 4 or more Positions.");
+           }
 
-               var currMode = context.mode().id;
-               if (/^draw/.test(currMode)) return;
+           for (var j = 0; j < ring[ring.length - 1].length; j++) {
+             // Check if first point of Polygon contains two numbers
+             if (ring[ring.length - 1][j] !== ring[0][j]) {
+               throw new Error("First and last Position are not equivalent.");
+             }
+           }
+         }
 
-               if (d.id === currMode) {
-                 context.enter(modeBrowse(context));
-               } else {
-                 context.enter(d);
-               }
-             }).call(uiTooltip().placement('bottom').title(function (d) {
-               return d.description;
-             }).keys(function (d) {
-               return [d.key];
-             }).scrollContainer(context.container().select('.top-toolbar')));
-             buttonsEnter.each(function (d) {
-               select(this).call(svgIcon(d.icon || '#iD-icon-' + d.button));
-             }); // if we are adding/removing the buttons, check if toolbar has overflowed
+         var geom = {
+           type: "Polygon",
+           coordinates: coordinates
+         };
+         return feature(geom, properties, options);
+       }
+       /**
+        * Creates a {@link LineString} {@link Feature} from an Array of Positions.
+        *
+        * @name lineString
+        * @param {Array<Array<number>>} coordinates an array of Positions
+        * @param {Object} [properties={}] an Object of key-value pairs to add as properties
+        * @param {Object} [options={}] Optional Parameters
+        * @param {Array<number>} [options.bbox] Bounding Box Array [west, south, east, north] associated with the Feature
+        * @param {string|number} [options.id] Identifier associated with the Feature
+        * @returns {Feature<LineString>} LineString Feature
+        * @example
+        * var linestring1 = turf.lineString([[-24, 63], [-23, 60], [-25, 65], [-20, 69]], {name: 'line 1'});
+        * var linestring2 = turf.lineString([[-14, 43], [-13, 40], [-15, 45], [-10, 49]], {name: 'line 2'});
+        *
+        * //=linestring1
+        * //=linestring2
+        */
 
-             if (buttons.enter().size() || buttons.exit().size()) {
-               context.ui().checkOverflow('.top-toolbar', true);
-             } // update
+       function lineString(coordinates, properties, options) {
+         if (options === void 0) {
+           options = {};
+         }
 
+         if (coordinates.length < 2) {
+           throw new Error("coordinates must be an array of two or more positions");
+         }
 
-             buttons = buttons.merge(buttonsEnter).classed('disabled', function (d) {
-               return !enabled();
-             }).classed('active', function (d) {
-               return context.mode() && context.mode().button === d.button;
-             });
-           }
+         var geom = {
+           type: "LineString",
+           coordinates: coordinates
          };
+         return feature(geom, properties, options);
+       }
+       /**
+        * Creates a {@link Feature<MultiLineString>} based on a
+        * coordinate array. Properties can be added optionally.
+        *
+        * @name multiLineString
+        * @param {Array<Array<Array<number>>>} coordinates an array of LineStrings
+        * @param {Object} [properties={}] an Object of key-value pairs to add as properties
+        * @param {Object} [options={}] Optional Parameters
+        * @param {Array<number>} [options.bbox] Bounding Box Array [west, south, east, north] associated with the Feature
+        * @param {string|number} [options.id] Identifier associated with the Feature
+        * @returns {Feature<MultiLineString>} a MultiLineString feature
+        * @throws {Error} if no coordinates are passed
+        * @example
+        * var multiLine = turf.multiLineString([[[0,0],[10,10]]]);
+        *
+        * //=multiLine
+        */
 
-         tool.uninstall = function () {
-           context.on('enter.editor.notes', null).on('exit.editor.notes', null).on('enter.notes', null);
-           context.map().on('move.notes', null).on('drawn.notes', null);
-         };
+       function multiLineString(coordinates, properties, options) {
+         if (options === void 0) {
+           options = {};
+         }
 
-         return tool;
+         var geom = {
+           type: "MultiLineString",
+           coordinates: coordinates
+         };
+         return feature(geom, properties, options);
        }
+       /**
+        * Creates a {@link Feature<MultiPolygon>} based on a
+        * coordinate array. Properties can be added optionally.
+        *
+        * @name multiPolygon
+        * @param {Array<Array<Array<Array<number>>>>} coordinates an array of Polygons
+        * @param {Object} [properties={}] an Object of key-value pairs to add as properties
+        * @param {Object} [options={}] Optional Parameters
+        * @param {Array<number>} [options.bbox] Bounding Box Array [west, south, east, north] associated with the Feature
+        * @param {string|number} [options.id] Identifier associated with the Feature
+        * @returns {Feature<MultiPolygon>} a multipolygon feature
+        * @throws {Error} if no coordinates are passed
+        * @example
+        * var multiPoly = turf.multiPolygon([[[[0,0],[0,10],[10,10],[10,0],[0,0]]]]);
+        *
+        * //=multiPoly
+        *
+        */
 
-       function uiToolSave(context) {
-         var tool = {
-           id: 'save',
-           label: _t.html('save.title')
+       function multiPolygon(coordinates, properties, options) {
+         if (options === void 0) {
+           options = {};
+         }
+
+         var geom = {
+           type: "MultiPolygon",
+           coordinates: coordinates
          };
-         var button = null;
-         var tooltipBehavior = null;
-         var history = context.history();
-         var key = uiCmd('⌘S');
-         var _numChanges = 0;
+         return feature(geom, properties, options);
+       }
 
-         function isSaving() {
-           var mode = context.mode();
-           return mode && mode.id === 'save';
+       /**
+        * Get Geometry from Feature or Geometry Object
+        *
+        * @param {Feature|Geometry} geojson GeoJSON Feature or Geometry Object
+        * @returns {Geometry|null} GeoJSON Geometry Object
+        * @throws {Error} if geojson is not a Feature or Geometry Object
+        * @example
+        * var point = {
+        *   "type": "Feature",
+        *   "properties": {},
+        *   "geometry": {
+        *     "type": "Point",
+        *     "coordinates": [110, 40]
+        *   }
+        * }
+        * var geom = turf.getGeom(point)
+        * //={"type": "Point", "coordinates": [110, 40]}
+        */
+
+       function getGeom(geojson) {
+         if (geojson.type === "Feature") {
+           return geojson.geometry;
          }
 
-         function isDisabled() {
-           return _numChanges === 0 || isSaving();
-         }
+         return geojson;
+       }
 
-         function save(d3_event) {
-           d3_event.preventDefault();
+       // Cohen-Sutherland line clipping algorithm, adapted to efficiently
+       // handle polylines rather than just segments
+       function lineclip(points, bbox, result) {
+         var len = points.length,
+             codeA = bitCode(points[0], bbox),
+             part = [],
+             i,
+             codeB,
+             lastCode;
+         var a;
+         var b;
+         if (!result) result = [];
 
-           if (!context.inIntro() && !isSaving() && history.hasChanges()) {
-             context.enter(modeSave(context));
-           }
-         }
+         for (i = 1; i < len; i++) {
+           a = points[i - 1];
+           b = points[i];
+           codeB = lastCode = bitCode(b, bbox);
 
-         function bgColor() {
-           var step;
+           while (true) {
+             if (!(codeA | codeB)) {
+               // accept
+               part.push(a);
 
-           if (_numChanges === 0) {
-             return null;
-           } else if (_numChanges <= 50) {
-             step = _numChanges / 50;
-             return d3_interpolateRgb('#fff', '#ff8')(step); // white -> yellow
-           } else {
-             step = Math.min((_numChanges - 50) / 50, 1.0);
-             return d3_interpolateRgb('#ff8', '#f88')(step); // yellow -> red
-           }
-         }
+               if (codeB !== lastCode) {
+                 // segment went outside
+                 part.push(b);
 
-         function updateCount() {
-           var val = history.difference().summary().length;
-           if (val === _numChanges) return;
-           _numChanges = val;
+                 if (i < len - 1) {
+                   // start a new line
+                   result.push(part);
+                   part = [];
+                 }
+               } else if (i === len - 1) {
+                 part.push(b);
+               }
 
-           if (tooltipBehavior) {
-             tooltipBehavior.title(_t.html(_numChanges > 0 ? 'save.help' : 'save.no_changes')).keys([key]);
+               break;
+             } else if (codeA & codeB) {
+               // trivial reject
+               break;
+             } else if (codeA) {
+               // a outside, intersect with clip edge
+               a = intersect(a, b, codeA, bbox);
+               codeA = bitCode(a, bbox);
+             } else {
+               // b outside
+               b = intersect(a, b, codeB, bbox);
+               codeB = bitCode(b, bbox);
+             }
            }
 
-           if (button) {
-             button.classed('disabled', isDisabled()).style('background', bgColor());
-             button.select('span.count').html(_numChanges);
-           }
+           codeA = lastCode;
          }
 
-         tool.render = function (selection) {
-           tooltipBehavior = uiTooltip().placement('bottom').title(_t.html('save.no_changes')).keys([key]).scrollContainer(context.container().select('.top-toolbar'));
-           var lastPointerUpType;
-           button = selection.append('button').attr('class', 'save disabled bar-button').on('pointerup', function (d3_event) {
-             lastPointerUpType = d3_event.pointerType;
-           }).on('click', function (d3_event) {
-             save(d3_event);
+         if (part.length) result.push(part);
+         return result;
+       } // Sutherland-Hodgeman polygon clipping algorithm
 
-             if (_numChanges === 0 && (lastPointerUpType === 'touch' || lastPointerUpType === 'pen')) {
-               // there are no tooltips for touch interactions so flash feedback instead
-               context.ui().flash.duration(2000).iconName('#iD-icon-save').iconClass('disabled').label(_t.html('save.no_changes'))();
-             }
+       function polygonclip(points, bbox) {
+         var result, edge, prev, prevInside, i, p, inside; // clip against each side of the clip rectangle
 
-             lastPointerUpType = null;
-           }).call(tooltipBehavior);
-           button.call(svgIcon('#iD-icon-save'));
-           button.append('span').attr('class', 'count').attr('aria-hidden', 'true').html('0');
-           updateCount();
-           context.keybinding().on(key, save, true);
-           context.history().on('change.save', updateCount);
-           context.on('enter.save', function () {
-             if (button) {
-               button.classed('disabled', isDisabled());
+         for (edge = 1; edge <= 8; edge *= 2) {
+           result = [];
+           prev = points[points.length - 1];
+           prevInside = !(bitCode(prev, bbox) & edge);
 
-               if (isSaving()) {
-                 button.call(tooltipBehavior.hide);
-               }
-             }
-           });
-         };
+           for (i = 0; i < points.length; i++) {
+             p = points[i];
+             inside = !(bitCode(p, bbox) & edge); // if segment goes through the clip window, add an intersection
 
-         tool.uninstall = function () {
-           context.keybinding().off(key, true);
-           context.history().on('change.save', null);
-           context.on('enter.save', null);
-           button = null;
-           tooltipBehavior = null;
-         };
+             if (inside !== prevInside) result.push(intersect(prev, p, edge, bbox));
+             if (inside) result.push(p); // add a point if it's inside
 
-         return tool;
-       }
+             prev = p;
+             prevInside = inside;
+           }
 
-       function uiToolSidebarToggle(context) {
-         var tool = {
-           id: 'sidebar_toggle',
-           label: _t.html('toolbar.inspect')
-         };
+           points = result;
+           if (!points.length) break;
+         }
 
-         tool.render = function (selection) {
-           selection.append('button').attr('class', 'bar-button').on('click', function () {
-             context.ui().sidebar.toggle();
-           }).call(uiTooltip().placement('bottom').title(_t.html('sidebar.tooltip')).keys([_t('sidebar.key')]).scrollContainer(context.container().select('.top-toolbar'))).call(svgIcon('#iD-icon-sidebar-' + (_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left')));
-         };
+         return result;
+       } // intersect a segment against one of the 4 lines that make up the bbox
 
-         return tool;
-       }
+       function intersect(a, b, edge, bbox) {
+         return edge & 8 ? [a[0] + (b[0] - a[0]) * (bbox[3] - a[1]) / (b[1] - a[1]), bbox[3]] // top
+         : edge & 4 ? [a[0] + (b[0] - a[0]) * (bbox[1] - a[1]) / (b[1] - a[1]), bbox[1]] // bottom
+         : edge & 2 ? [bbox[2], a[1] + (b[1] - a[1]) * (bbox[2] - a[0]) / (b[0] - a[0])] // right
+         : edge & 1 ? [bbox[0], a[1] + (b[1] - a[1]) * (bbox[0] - a[0]) / (b[0] - a[0])] // left
+         : null;
+       } // bit code reflects the point position relative to the bbox:
+       //         left  mid  right
+       //    top  1001  1000  1010
+       //    mid  0001  0000  0010
+       // bottom  0101  0100  0110
 
-       function uiToolUndoRedo(context) {
-         var tool = {
-           id: 'undo_redo',
-           label: _t.html('toolbar.undo_redo')
-         };
-         var commands = [{
-           id: 'undo',
-           cmd: uiCmd('⌘Z'),
-           action: function action() {
-             context.undo();
-           },
-           annotation: function annotation() {
-             return context.history().undoAnnotation();
-           },
-           icon: 'iD-icon-' + (_mainLocalizer.textDirection() === 'rtl' ? 'redo' : 'undo')
-         }, {
-           id: 'redo',
-           cmd: uiCmd('⌘⇧Z'),
-           action: function action() {
-             context.redo();
-           },
-           annotation: function annotation() {
-             return context.history().redoAnnotation();
-           },
-           icon: 'iD-icon-' + (_mainLocalizer.textDirection() === 'rtl' ? 'undo' : 'redo')
-         }];
 
-         function editable() {
-           return context.mode() && context.mode().id !== 'save' && context.map().editableDataEnabled(true
-           /* ignore min zoom */
-           );
-         }
+       function bitCode(p, bbox) {
+         var code = 0;
+         if (p[0] < bbox[0]) code |= 1; // left
+         else if (p[0] > bbox[2]) code |= 2; // right
 
-         tool.render = function (selection) {
-           var tooltipBehavior = uiTooltip().placement('bottom').title(function (d) {
-             return d.annotation() ? _t.html(d.id + '.tooltip', {
-               action: d.annotation()
-             }) : _t.html(d.id + '.nothing');
-           }).keys(function (d) {
-             return [d.cmd];
-           }).scrollContainer(context.container().select('.top-toolbar'));
-           var lastPointerUpType;
-           var buttons = selection.selectAll('button').data(commands).enter().append('button').attr('class', function (d) {
-             return 'disabled ' + d.id + '-button bar-button';
-           }).on('pointerup', function (d3_event) {
-             // `pointerup` is always called before `click`
-             lastPointerUpType = d3_event.pointerType;
-           }).on('click', function (d3_event, d) {
-             d3_event.preventDefault();
-             var annotation = d.annotation();
+         if (p[1] < bbox[1]) code |= 4; // bottom
+         else if (p[1] > bbox[3]) code |= 8; // top
 
-             if (editable() && annotation) {
-               d.action();
-             }
+         return code;
+       }
 
-             if (editable() && (lastPointerUpType === 'touch' || lastPointerUpType === 'pen')) {
-               // there are no tooltips for touch interactions so flash feedback instead
-               var text = annotation ? _t(d.id + '.tooltip', {
-                 action: annotation
-               }) : _t(d.id + '.nothing');
-               context.ui().flash.duration(2000).iconName('#' + d.icon).iconClass(annotation ? '' : 'disabled').label(text)();
-             }
+       /**
+        * Takes a {@link Feature} and a bbox and clips the feature to the bbox using
+        * [lineclip](https://github.com/mapbox/lineclip).
+        * May result in degenerate edges when clipping Polygons.
+        *
+        * @name bboxClip
+        * @param {Feature<LineString|MultiLineString|Polygon|MultiPolygon>} feature feature to clip to the bbox
+        * @param {BBox} bbox extent in [minX, minY, maxX, maxY] order
+        * @returns {Feature<LineString|MultiLineString|Polygon|MultiPolygon>} clipped Feature
+        * @example
+        * var bbox = [0, 0, 10, 10];
+        * var poly = turf.polygon([[[2, 2], [8, 4], [12, 8], [3, 7], [2, 2]]]);
+        *
+        * var clipped = turf.bboxClip(poly, bbox);
+        *
+        * //addToMap
+        * var addToMap = [bbox, poly, clipped]
+        */
 
-             lastPointerUpType = null;
-           }).call(tooltipBehavior);
-           buttons.each(function (d) {
-             select(this).call(svgIcon('#' + d.icon));
-           });
-           context.keybinding().on(commands[0].cmd, function (d3_event) {
-             d3_event.preventDefault();
-             if (editable()) commands[0].action();
-           }).on(commands[1].cmd, function (d3_event) {
-             d3_event.preventDefault();
-             if (editable()) commands[1].action();
-           });
+       function bboxClip(feature, bbox) {
+         var geom = getGeom(feature);
+         var type = geom.type;
+         var properties = feature.type === "Feature" ? feature.properties : {};
+         var coords = geom.coordinates;
 
-           var debouncedUpdate = debounce(update, 500, {
-             leading: true,
-             trailing: true
-           });
+         switch (type) {
+           case "LineString":
+           case "MultiLineString":
+             {
+               var lines_1 = [];
 
-           context.map().on('move.undo_redo', debouncedUpdate).on('drawn.undo_redo', debouncedUpdate);
-           context.history().on('change.undo_redo', function (difference) {
-             if (difference) update();
-           });
-           context.on('enter.undo_redo', update);
+               if (type === "LineString") {
+                 coords = [coords];
+               }
 
-           function update() {
-             buttons.classed('disabled', function (d) {
-               return !editable() || !d.annotation();
-             }).each(function () {
-               var selection = select(this);
+               coords.forEach(function (line) {
+                 lineclip(line, bbox, lines_1);
+               });
 
-               if (!selection.select('.tooltip.in').empty()) {
-                 selection.call(tooltipBehavior.updateContent);
+               if (lines_1.length === 1) {
+                 return lineString(lines_1[0], properties);
                }
-             });
-           }
-         };
 
-         tool.uninstall = function () {
-           context.keybinding().off(commands[0].cmd).off(commands[1].cmd);
-           context.map().on('move.undo_redo', null).on('drawn.undo_redo', null);
-           context.history().on('change.undo_redo', null);
-           context.on('enter.undo_redo', null);
-         };
+               return multiLineString(lines_1, properties);
+             }
 
-         return tool;
-       }
+           case "Polygon":
+             return polygon(clipPolygon(coords, bbox), properties);
 
-       function uiTopToolbar(context) {
-         var sidebarToggle = uiToolSidebarToggle(context),
-             modes = uiToolOldDrawModes(context),
-             notes = uiToolNotes(context),
-             undoRedo = uiToolUndoRedo(context),
-             save = uiToolSave(context);
+           case "MultiPolygon":
+             return multiPolygon(coords.map(function (poly) {
+               return clipPolygon(poly, bbox);
+             }), properties);
 
-         function notesEnabled() {
-           var noteLayer = context.layers().layer('notes');
-           return noteLayer && noteLayer.enabled();
+           default:
+             throw new Error("geometry " + type + " not supported");
          }
+       }
 
-         function topToolbar(bar) {
-           bar.on('wheel.topToolbar', function (d3_event) {
-             if (!d3_event.deltaX) {
-               // translate vertical scrolling into horizontal scrolling in case
-               // the user doesn't have an input device that can scroll horizontally
-               bar.node().scrollLeft += d3_event.deltaY;
-             }
-           });
-
-           var debouncedUpdate = debounce(update, 500, {
-             leading: true,
-             trailing: true
-           });
-
-           context.layers().on('change.topToolbar', debouncedUpdate);
-           update();
+       function clipPolygon(rings, bbox) {
+         var outRings = [];
 
-           function update() {
-             var tools = [sidebarToggle, 'spacer', modes];
-             tools.push('spacer');
+         for (var _i = 0, rings_1 = rings; _i < rings_1.length; _i++) {
+           var ring = rings_1[_i];
+           var clipped = polygonclip(ring, bbox);
 
-             if (notesEnabled()) {
-               tools = tools.concat([notes, 'spacer']);
+           if (clipped.length > 0) {
+             if (clipped[0][0] !== clipped[clipped.length - 1][0] || clipped[0][1] !== clipped[clipped.length - 1][1]) {
+               clipped.push(clipped[0]);
              }
 
-             tools = tools.concat([undoRedo, save]);
-             var toolbarItems = bar.selectAll('.toolbar-item').data(tools, function (d) {
-               return d.id || d;
-             });
-             toolbarItems.exit().each(function (d) {
-               if (d.uninstall) {
-                 d.uninstall();
-               }
-             }).remove();
-             var itemsEnter = toolbarItems.enter().append('div').attr('class', function (d) {
-               var classes = 'toolbar-item ' + (d.id || d).replace('_', '-');
-               if (d.klass) classes += ' ' + d.klass;
-               return classes;
-             });
-             var actionableItems = itemsEnter.filter(function (d) {
-               return d !== 'spacer';
-             });
-             actionableItems.append('div').attr('class', 'item-content').each(function (d) {
-               select(this).call(d.render, bar);
-             });
-             actionableItems.append('div').attr('class', 'item-label').html(function (d) {
-               return d.label;
-             });
+             if (clipped.length >= 4) {
+               outRings.push(clipped);
+             }
            }
          }
 
-         return topToolbar;
+         return outRings;
        }
 
-       var sawVersion = null;
-       var isNewVersion = false;
-       var isNewUser = false;
-       function uiVersion(context) {
-         var currVersion = context.version;
-         var matchedVersion = currVersion.match(/\d+\.\d+\.\d+.*/);
-
-         if (sawVersion === null && matchedVersion !== null) {
-           if (corePreferences('sawVersion')) {
-             isNewUser = false;
-             isNewVersion = corePreferences('sawVersion') !== currVersion && currVersion.indexOf('-') === -1;
-           } else {
-             isNewUser = true;
-             isNewVersion = true;
-           }
+       var tiler = utilTiler().tileSize(512).margin(1);
+       var dispatch = dispatch$8('loadedData');
 
-           corePreferences('sawVersion', currVersion);
-           sawVersion = currVersion;
-         }
-
-         return function (selection) {
-           selection.append('a').attr('target', '_blank').attr('href', 'https://github.com/openstreetmap/iD').html(currVersion); // only show new version indicator to users that have used iD before
+       var _vtCache;
 
-           if (isNewVersion && !isNewUser) {
-             selection.append('a').attr('class', 'badge').attr('target', '_blank').attr('href', 'https://github.com/openstreetmap/iD/blob/release/CHANGELOG.md#whats-new').call(svgIcon('#maki-gift-11')).call(uiTooltip().title(_t.html('version.whats_new', {
-               version: currVersion
-             })).placement('top').scrollContainer(context.container().select('.main-footer-wrap')));
-           }
-         };
+       function abortRequest(controller) {
+         controller.abort();
        }
 
-       function uiZoom(context) {
-         var zooms = [{
-           id: 'zoom-in',
-           icon: 'iD-icon-plus',
-           title: _t.html('zoom.in'),
-           action: zoomIn,
-           disabled: function disabled() {
-             return !context.map().canZoomIn();
-           },
-           disabledTitle: _t.html('zoom.disabled.in'),
-           key: '+'
-         }, {
-           id: 'zoom-out',
-           icon: 'iD-icon-minus',
-           title: _t.html('zoom.out'),
-           action: zoomOut,
-           disabled: function disabled() {
-             return !context.map().canZoomOut();
-           },
-           disabledTitle: _t.html('zoom.disabled.out'),
-           key: '-'
-         }];
+       function vtToGeoJSON(data, tile, mergeCache) {
+         var vectorTile$1 = new vectorTile.VectorTile(new pbf(data));
+         var layers = Object.keys(vectorTile$1.layers);
 
-         function zoomIn(d3_event) {
-           if (d3_event.shiftKey) return;
-           d3_event.preventDefault();
-           context.map().zoomIn();
+         if (!Array.isArray(layers)) {
+           layers = [layers];
          }
 
-         function zoomOut(d3_event) {
-           if (d3_event.shiftKey) return;
-           d3_event.preventDefault();
-           context.map().zoomOut();
-         }
+         var features = [];
+         layers.forEach(function (layerID) {
+           var layer = vectorTile$1.layers[layerID];
 
-         function zoomInFurther(d3_event) {
-           if (d3_event.shiftKey) return;
-           d3_event.preventDefault();
-           context.map().zoomInFurther();
-         }
+           if (layer) {
+             for (var i = 0; i < layer.length; i++) {
+               var feature = layer.feature(i).toGeoJSON(tile.xyz[0], tile.xyz[1], tile.xyz[2]);
+               var geometry = feature.geometry; // Treat all Polygons as MultiPolygons
 
-         function zoomOutFurther(d3_event) {
-           if (d3_event.shiftKey) return;
-           d3_event.preventDefault();
-           context.map().zoomOutFurther();
-         }
+               if (geometry.type === 'Polygon') {
+                 geometry.type = 'MultiPolygon';
+                 geometry.coordinates = [geometry.coordinates];
+               }
 
-         return function (selection) {
-           var tooltipBehavior = uiTooltip().placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left').title(function (d) {
-             if (d.disabled()) {
-               return d.disabledTitle;
-             }
+               var isClipped = false; // Clip to tile bounds
 
-             return d.title;
-           }).keys(function (d) {
-             return [d.key];
-           });
-           var lastPointerUpType;
-           var buttons = selection.selectAll('button').data(zooms).enter().append('button').attr('class', function (d) {
-             return d.id;
-           }).on('pointerup.editor', function (d3_event) {
-             lastPointerUpType = d3_event.pointerType;
-           }).on('click.editor', function (d3_event, d) {
-             if (!d.disabled()) {
-               d.action(d3_event);
-             } else if (lastPointerUpType === 'touch' || lastPointerUpType === 'pen') {
-               context.ui().flash.duration(2000).iconName('#' + d.icon).iconClass('disabled').label(d.disabledTitle)();
-             }
+               if (geometry.type === 'MultiPolygon') {
+                 var featureClip = bboxClip(feature, tile.extent.rectangle());
 
-             lastPointerUpType = null;
-           }).call(tooltipBehavior);
-           buttons.each(function (d) {
-             select(this).call(svgIcon('#' + d.icon, 'light'));
-           });
-           utilKeybinding.plusKeys.forEach(function (key) {
-             context.keybinding().on([key], zoomIn);
-             context.keybinding().on([uiCmd('⌥' + key)], zoomInFurther);
-           });
-           utilKeybinding.minusKeys.forEach(function (key) {
-             context.keybinding().on([key], zoomOut);
-             context.keybinding().on([uiCmd('⌥' + key)], zoomOutFurther);
-           });
+                 if (!fastDeepEqual(feature.geometry, featureClip.geometry)) {
+                   // feature = featureClip;
+                   isClipped = true;
+                 }
 
-           function updateButtonStates() {
-             buttons.classed('disabled', function (d) {
-               return d.disabled();
-             }).each(function () {
-               var selection = select(this);
+                 if (!feature.geometry.coordinates.length) continue; // not actually on this tile
 
-               if (!selection.select('.tooltip.in').empty()) {
-                 selection.call(tooltipBehavior.updateContent);
-               }
-             });
-           }
+                 if (!feature.geometry.coordinates[0].length) continue; // not actually on this tile
+               } // Generate some unique IDs and add some metadata
 
-           updateButtonStates();
-           context.map().on('move.uiZoom', updateButtonStates);
-         };
-       }
 
-       function uiZoomToSelection(context) {
-         function isDisabled() {
-           var mode = context.mode();
-           return !mode || !mode.zoomToSelected;
-         }
+               var featurehash = utilHashcode(fastJsonStableStringify(feature));
+               var propertyhash = utilHashcode(fastJsonStableStringify(feature.properties || {}));
+               feature.__layerID__ = layerID.replace(/[^_a-zA-Z0-9\-]/g, '_');
+               feature.__featurehash__ = featurehash;
+               feature.__propertyhash__ = propertyhash;
+               features.push(feature); // Clipped Polygons at same zoom with identical properties can get merged
 
-         var _lastPointerUpType;
+               if (isClipped && geometry.type === 'MultiPolygon') {
+                 var merged = mergeCache[propertyhash];
 
-         function pointerup(d3_event) {
-           _lastPointerUpType = d3_event.pointerType;
-         }
+                 if (merged && merged.length) {
+                   var other = merged[0];
+                   var coords = index.union(feature.geometry.coordinates, other.geometry.coordinates);
 
-         function click(d3_event) {
-           d3_event.preventDefault();
+                   if (!coords || !coords.length) {
+                     continue; // something failed in polygon union
+                   }
 
-           if (isDisabled()) {
-             if (_lastPointerUpType === 'touch' || _lastPointerUpType === 'pen') {
-               context.ui().flash.duration(2000).iconName('#iD-icon-framed-dot').iconClass('disabled').label(_t.html('inspector.zoom_to.no_selection'))();
-             }
-           } else {
-             var mode = context.mode();
+                   merged.push(feature);
 
-             if (mode && mode.zoomToSelected) {
-               mode.zoomToSelected();
+                   for (var j = 0; j < merged.length; j++) {
+                     // all these features get...
+                     merged[j].geometry.coordinates = coords; // same coords
+
+                     merged[j].__featurehash__ = featurehash; // same hash, so deduplication works
+                   }
+                 } else {
+                   mergeCache[propertyhash] = [feature];
+                 }
+               }
              }
            }
+         });
+         return features;
+       }
 
-           _lastPointerUpType = null;
-         }
-
-         return function (selection) {
-           var tooltipBehavior = uiTooltip().placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left').title(function () {
-             if (isDisabled()) {
-               return _t.html('inspector.zoom_to.no_selection');
-             }
+       function loadTile(source, tile) {
+         if (source.loaded[tile.id] || source.inflight[tile.id]) return;
+         var url = source.template.replace('{x}', tile.xyz[0]).replace('{y}', tile.xyz[1]) // TMS-flipped y coordinate
+         .replace(/\{[t-]y\}/, Math.pow(2, tile.xyz[2]) - tile.xyz[1] - 1).replace(/\{z(oom)?\}/, tile.xyz[2]).replace(/\{switch:([^}]+)\}/, function (s, r) {
+           var subdomains = r.split(',');
+           return subdomains[(tile.xyz[0] + tile.xyz[1]) % subdomains.length];
+         });
+         var controller = new AbortController();
+         source.inflight[tile.id] = controller;
+         fetch(url, {
+           signal: controller.signal
+         }).then(function (response) {
+           if (!response.ok) {
+             throw new Error(response.status + ' ' + response.statusText);
+           }
 
-             return _t.html('inspector.zoom_to.title');
-           }).keys([_t('inspector.zoom_to.key')]);
-           var button = selection.append('button').on('pointerup', pointerup).on('click', click).call(svgIcon('#iD-icon-framed-dot', 'light')).call(tooltipBehavior);
+           source.loaded[tile.id] = [];
+           delete source.inflight[tile.id];
+           return response.arrayBuffer();
+         }).then(function (data) {
+           if (!data) {
+             throw new Error('No Data');
+           }
 
-           function setEnabledState() {
-             button.classed('disabled', isDisabled());
+           var z = tile.xyz[2];
 
-             if (!button.select('.tooltip.in').empty()) {
-               button.call(tooltipBehavior.updateContent);
-             }
+           if (!source.canMerge[z]) {
+             source.canMerge[z] = {}; // initialize mergeCache
            }
 
-           context.on('enter.uiZoomToSelection', setEnabledState);
-           setEnabledState();
-         };
+           source.loaded[tile.id] = vtToGeoJSON(data, tile, source.canMerge[z]);
+           dispatch.call('loadedData');
+         })["catch"](function () {
+           source.loaded[tile.id] = [];
+           delete source.inflight[tile.id];
+         });
        }
 
-       function uiPane(id, context) {
-         var _key;
+       var serviceVectorTile = {
+         init: function init() {
+           if (!_vtCache) {
+             this.reset();
+           }
 
-         var _label = '';
-         var _description = '';
-         var _iconName = '';
+           this.event = utilRebind(this, dispatch, 'on');
+         },
+         reset: function reset() {
+           for (var sourceID in _vtCache) {
+             var source = _vtCache[sourceID];
 
-         var _sections; // array of uiSection objects
+             if (source && source.inflight) {
+               Object.values(source.inflight).forEach(abortRequest);
+             }
+           }
 
+           _vtCache = {};
+         },
+         addSource: function addSource(sourceID, template) {
+           _vtCache[sourceID] = {
+             template: template,
+             inflight: {},
+             loaded: {},
+             canMerge: {}
+           };
+           return _vtCache[sourceID];
+         },
+         data: function data(sourceID, projection) {
+           var source = _vtCache[sourceID];
+           if (!source) return [];
+           var tiles = tiler.getTiles(projection);
+           var seen = {};
+           var results = [];
 
-         var _paneSelection = select(null);
+           for (var i = 0; i < tiles.length; i++) {
+             var features = source.loaded[tiles[i].id];
+             if (!features || !features.length) continue;
 
-         var _paneTooltip;
+             for (var j = 0; j < features.length; j++) {
+               var feature = features[j];
+               var hash = feature.__featurehash__;
+               if (seen[hash]) continue;
+               seen[hash] = true; // return a shallow copy, because the hash may change
+               // later if this feature gets merged with another
 
-         var pane = {
-           id: id
-         };
+               results.push(Object.assign({}, feature)); // shallow copy
+             }
+           }
 
-         pane.label = function (val) {
-           if (!arguments.length) return _label;
-           _label = val;
-           return pane;
-         };
+           return results;
+         },
+         loadTiles: function loadTiles(sourceID, template, projection) {
+           var source = _vtCache[sourceID];
 
-         pane.key = function (val) {
-           if (!arguments.length) return _key;
-           _key = val;
-           return pane;
-         };
+           if (!source) {
+             source = this.addSource(sourceID, template);
+           }
 
-         pane.description = function (val) {
-           if (!arguments.length) return _description;
-           _description = val;
-           return pane;
-         };
+           var tiles = tiler.getTiles(projection); // abort inflight requests that are no longer needed
 
-         pane.iconName = function (val) {
-           if (!arguments.length) return _iconName;
-           _iconName = val;
-           return pane;
-         };
+           Object.keys(source.inflight).forEach(function (k) {
+             var wanted = tiles.find(function (tile) {
+               return k === tile.id;
+             });
 
-         pane.sections = function (val) {
-           if (!arguments.length) return _sections;
-           _sections = val;
-           return pane;
-         };
+             if (!wanted) {
+               abortRequest(source.inflight[k]);
+               delete source.inflight[k];
+             }
+           });
+           tiles.forEach(function (tile) {
+             loadTile(source, tile);
+           });
+         },
+         cache: function cache() {
+           return _vtCache;
+         }
+       };
 
-         pane.selection = function () {
-           return _paneSelection;
-         };
+       var apibase = 'https://www.wikidata.org/w/api.php?';
+       var _wikidataCache = {};
+       var serviceWikidata = {
+         init: function init() {},
+         reset: function reset() {
+           _wikidataCache = {};
+         },
+         // Search for Wikidata items matching the query
+         itemsForSearchQuery: function itemsForSearchQuery(query, callback) {
+           if (!query) {
+             if (callback) callback('No query', {});
+             return;
+           }
 
-         function hidePane() {
-           context.ui().togglePanes();
-         }
+           var lang = this.languagesToQuery()[0];
+           var url = apibase + utilQsString({
+             action: 'wbsearchentities',
+             format: 'json',
+             formatversion: 2,
+             search: query,
+             type: 'item',
+             // the language to search
+             language: lang,
+             // the language for the label and description in the result
+             uselang: lang,
+             limit: 10,
+             origin: '*'
+           });
+           d3_json(url).then(function (result) {
+             if (result && result.error) {
+               throw new Error(result.error);
+             }
 
-         pane.togglePane = function (d3_event) {
-           if (d3_event) d3_event.preventDefault();
+             if (callback) callback(null, result.search || {});
+           })["catch"](function (err) {
+             if (callback) callback(err.message, {});
+           });
+         },
+         // Given a Wikipedia language and article title,
+         // return an array of corresponding Wikidata entities.
+         itemsByTitle: function itemsByTitle(lang, title, callback) {
+           if (!title) {
+             if (callback) callback('No title', {});
+             return;
+           }
 
-           _paneTooltip.hide();
+           lang = lang || 'en';
+           var url = apibase + utilQsString({
+             action: 'wbgetentities',
+             format: 'json',
+             formatversion: 2,
+             sites: lang.replace(/-/g, '_') + 'wiki',
+             titles: title,
+             languages: 'en',
+             // shrink response by filtering to one language
+             origin: '*'
+           });
+           d3_json(url).then(function (result) {
+             if (result && result.error) {
+               throw new Error(result.error);
+             }
 
-           context.ui().togglePanes(!_paneSelection.classed('shown') ? _paneSelection : undefined);
-         };
+             if (callback) callback(null, result.entities || {});
+           })["catch"](function (err) {
+             if (callback) callback(err.message, {});
+           });
+         },
+         languagesToQuery: function languagesToQuery() {
+           return _mainLocalizer.localeCodes().map(function (code) {
+             return code.toLowerCase();
+           }).filter(function (code) {
+             // HACK: en-us isn't a wikidata language. We should really be filtering by
+             // the languages known to be supported by wikidata.
+             return code !== 'en-us';
+           });
+         },
+         entityByQID: function entityByQID(qid, callback) {
+           if (!qid) {
+             callback('No qid', {});
+             return;
+           }
 
-         pane.renderToggleButton = function (selection) {
-           if (!_paneTooltip) {
-             _paneTooltip = uiTooltip().placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left').title(_description).keys([_key]);
+           if (_wikidataCache[qid]) {
+             if (callback) callback(null, _wikidataCache[qid]);
+             return;
            }
 
-           selection.append('button').on('click', pane.togglePane).call(svgIcon('#' + _iconName, 'light')).call(_paneTooltip);
-         };
+           var langs = this.languagesToQuery();
+           var url = apibase + utilQsString({
+             action: 'wbgetentities',
+             format: 'json',
+             formatversion: 2,
+             ids: qid,
+             props: 'labels|descriptions|claims|sitelinks',
+             sitefilter: langs.map(function (d) {
+               return d + 'wiki';
+             }).join('|'),
+             languages: langs.join('|'),
+             languagefallback: 1,
+             origin: '*'
+           });
+           d3_json(url).then(function (result) {
+             if (result && result.error) {
+               throw new Error(result.error);
+             }
 
-         pane.renderContent = function (selection) {
-           // override to fully customize content
-           if (_sections) {
-             _sections.forEach(function (section) {
-               selection.call(section.render);
-             });
-           }
-         };
+             if (callback) callback(null, result.entities[qid] || {});
+           })["catch"](function (err) {
+             if (callback) callback(err.message, {});
+           });
+         },
+         // Pass `params` object of the form:
+         // {
+         //   qid: 'string'      // brand wikidata  (e.g. 'Q37158')
+         // }
+         //
+         // Get an result object used to display tag documentation
+         // {
+         //   title:        'string',
+         //   description:  'string',
+         //   editURL:      'string',
+         //   imageURL:     'string',
+         //   wiki:         { title: 'string', text: 'string', url: 'string' }
+         // }
+         //
+         getDocs: function getDocs(params, callback) {
+           var langs = this.languagesToQuery();
+           this.entityByQID(params.qid, function (err, entity) {
+             if (err || !entity) {
+               callback(err || 'No entity');
+               return;
+             }
 
-         pane.renderPane = function (selection) {
-           _paneSelection = selection.append('div').attr('class', 'fillL map-pane hide ' + id + '-pane').attr('pane', id);
+             var i;
+             var description;
 
-           var heading = _paneSelection.append('div').attr('class', 'pane-heading');
+             for (i in langs) {
+               var code = langs[i];
 
-           heading.append('h2').html(_label);
-           heading.append('button').on('click', hidePane).call(svgIcon('#iD-icon-close'));
+               if (entity.descriptions[code] && entity.descriptions[code].language === code) {
+                 description = entity.descriptions[code];
+                 break;
+               }
+             }
 
-           _paneSelection.append('div').attr('class', 'pane-content').call(pane.renderContent);
+             if (!description && Object.values(entity.descriptions).length) description = Object.values(entity.descriptions)[0]; // prepare result
 
-           if (_key) {
-             context.keybinding().on(_key, pane.togglePane);
-           }
-         };
+             var result = {
+               title: entity.id,
+               description: description ? description.value : '',
+               descriptionLocaleCode: description ? description.language : '',
+               editURL: 'https://www.wikidata.org/wiki/' + entity.id
+             }; // add image
 
-         return pane;
-       }
+             if (entity.claims) {
+               var imageroot = 'https://commons.wikimedia.org/w/index.php';
+               var props = ['P154', 'P18']; // logo image, image
 
-       function uiSectionBackgroundDisplayOptions(context) {
-         var section = uiSection('background-display-options', context).label(_t.html('background.display_options')).disclosureContent(renderDisclosureContent);
+               var prop, image;
 
-         var _detected = utilDetect();
+               for (i = 0; i < props.length; i++) {
+                 prop = entity.claims[props[i]];
 
-         var _storedOpacity = corePreferences('background-opacity');
+                 if (prop && Object.keys(prop).length > 0) {
+                   image = prop[Object.keys(prop)[0]].mainsnak.datavalue.value;
 
-         var _minVal = 0;
+                   if (image) {
+                     result.imageURL = imageroot + '?' + utilQsString({
+                       title: 'Special:Redirect/file/' + image,
+                       width: 400
+                     });
+                     break;
+                   }
+                 }
+               }
+             }
 
-         var _maxVal = _detected.cssfilters ? 3 : 1;
+             if (entity.sitelinks) {
+               var englishLocale = _mainLocalizer.languageCode().toLowerCase() === 'en'; // must be one of these that we requested..
 
-         var _sliders = _detected.cssfilters ? ['brightness', 'contrast', 'saturation', 'sharpness'] : ['brightness'];
+               for (i = 0; i < langs.length; i++) {
+                 // check each, in order of preference
+                 var w = langs[i] + 'wiki';
 
-         var _options = {
-           brightness: _storedOpacity !== null ? +_storedOpacity : 1,
-           contrast: 1,
-           saturation: 1,
-           sharpness: 1
-         };
+                 if (entity.sitelinks[w]) {
+                   var title = entity.sitelinks[w].title;
+                   var tKey = 'inspector.wiki_reference';
 
-         function clamp(x, min, max) {
-           return Math.max(min, Math.min(x, max));
-         }
+                   if (!englishLocale && langs[i] === 'en') {
+                     // user's locale isn't English but
+                     tKey = 'inspector.wiki_en_reference'; // we are sending them to enwiki anyway..
+                   }
 
-         function updateValue(d, val) {
-           val = clamp(val, _minVal, _maxVal);
-           _options[d] = val;
-           context.background()[d](val);
+                   result.wiki = {
+                     title: title,
+                     text: tKey,
+                     url: 'https://' + langs[i] + '.wikipedia.org/wiki/' + title.replace(/ /g, '_')
+                   };
+                   break;
+                 }
+               }
+             }
 
-           if (d === 'brightness') {
-             corePreferences('background-opacity', val);
+             callback(null, result);
+           });
+         }
+       };
+
+       var endpoint = 'https://en.wikipedia.org/w/api.php?';
+       var serviceWikipedia = {
+         init: function init() {},
+         reset: function reset() {},
+         search: function search(lang, query, callback) {
+           if (!query) {
+             if (callback) callback('No Query', []);
+             return;
            }
 
-           section.reRender();
-         }
+           lang = lang || 'en';
+           var url = endpoint.replace('en', lang) + utilQsString({
+             action: 'query',
+             list: 'search',
+             srlimit: '10',
+             srinfo: 'suggestion',
+             format: 'json',
+             origin: '*',
+             srsearch: query
+           });
+           d3_json(url).then(function (result) {
+             if (result && result.error) {
+               throw new Error(result.error);
+             } else if (!result || !result.query || !result.query.search) {
+               throw new Error('No Results');
+             }
 
-         function renderDisclosureContent(selection) {
-           var container = selection.selectAll('.display-options-container').data([0]);
-           var containerEnter = container.enter().append('div').attr('class', 'display-options-container controls-list'); // add slider controls
+             if (callback) {
+               var titles = result.query.search.map(function (d) {
+                 return d.title;
+               });
+               callback(null, titles);
+             }
+           })["catch"](function (err) {
+             if (callback) callback(err, []);
+           });
+         },
+         suggestions: function suggestions(lang, query, callback) {
+           if (!query) {
+             if (callback) callback('', []);
+             return;
+           }
 
-           var slidersEnter = containerEnter.selectAll('.display-control').data(_sliders).enter().append('div').attr('class', function (d) {
-             return 'display-control display-control-' + d;
+           lang = lang || 'en';
+           var url = endpoint.replace('en', lang) + utilQsString({
+             action: 'opensearch',
+             namespace: 0,
+             suggest: '',
+             format: 'json',
+             origin: '*',
+             search: query
            });
-           slidersEnter.append('h5').html(function (d) {
-             return _t.html('background.' + d);
-           }).append('span').attr('class', function (d) {
-             return 'display-option-value display-option-value-' + d;
+           d3_json(url).then(function (result) {
+             if (result && result.error) {
+               throw new Error(result.error);
+             } else if (!result || result.length < 2) {
+               throw new Error('No Results');
+             }
+
+             if (callback) callback(null, result[1] || []);
+           })["catch"](function (err) {
+             if (callback) callback(err.message, []);
            });
-           var sildersControlEnter = slidersEnter.append('div').attr('class', 'control-wrap');
-           sildersControlEnter.append('input').attr('class', function (d) {
-             return 'display-option-input display-option-input-' + d;
-           }).attr('type', 'range').attr('min', _minVal).attr('max', _maxVal).attr('step', '0.05').on('input', function (d3_event, d) {
-             var val = select(this).property('value');
+         },
+         translations: function translations(lang, title, callback) {
+           if (!title) {
+             if (callback) callback('No Title');
+             return;
+           }
 
-             if (!val && d3_event && d3_event.target) {
-               val = d3_event.target.value;
+           var url = endpoint.replace('en', lang) + utilQsString({
+             action: 'query',
+             prop: 'langlinks',
+             format: 'json',
+             origin: '*',
+             lllimit: 500,
+             titles: title
+           });
+           d3_json(url).then(function (result) {
+             if (result && result.error) {
+               throw new Error(result.error);
+             } else if (!result || !result.query || !result.query.pages) {
+               throw new Error('No Results');
              }
 
-             updateValue(d, val);
-           });
-           sildersControlEnter.append('button').attr('title', _t('background.reset')).attr('class', function (d) {
-             return 'display-option-reset display-option-reset-' + d;
-           }).on('click', function (d3_event, d) {
-             if (d3_event.button !== 0) return;
-             updateValue(d, 1);
-           }).call(svgIcon('#iD-icon-' + (_mainLocalizer.textDirection() === 'rtl' ? 'redo' : 'undo'))); // reset all button
+             if (callback) {
+               var list = result.query.pages[Object.keys(result.query.pages)[0]];
+               var translations = {};
 
-           containerEnter.append('a').attr('class', 'display-option-resetlink').attr('href', '#').html(_t.html('background.reset_all')).on('click', function (d3_event) {
-             d3_event.preventDefault();
+               if (list && list.langlinks) {
+                 list.langlinks.forEach(function (d) {
+                   translations[d.lang] = d['*'];
+                 });
+               }
 
-             for (var i = 0; i < _sliders.length; i++) {
-               updateValue(_sliders[i], 1);
+               callback(null, translations);
              }
-           }); // update
-
-           container = containerEnter.merge(container);
-           container.selectAll('.display-option-input').property('value', function (d) {
-             return _options[d];
-           });
-           container.selectAll('.display-option-value').html(function (d) {
-             return Math.floor(_options[d] * 100) + '%';
+           })["catch"](function (err) {
+             if (callback) callback(err.message);
            });
-           container.selectAll('.display-option-reset').classed('disabled', function (d) {
-             return _options[d] === 1;
-           }); // first time only, set brightness if needed
-
-           if (containerEnter.size() && _options.brightness !== 1) {
-             context.background().brightness(_options.brightness);
-           }
          }
+       };
 
-         return section;
-       }
-
-       function uiSettingsCustomBackground() {
-         var dispatch$1 = dispatch('change');
+       var services = {
+         geocoder: serviceNominatim,
+         keepRight: serviceKeepRight,
+         improveOSM: serviceImproveOSM,
+         osmose: serviceOsmose,
+         mapillary: serviceMapillary,
+         nsi: serviceNsi,
+         kartaview: serviceKartaview,
+         osm: serviceOsm,
+         osmWikibase: serviceOsmWikibase,
+         maprules: serviceMapRules,
+         streetside: serviceStreetside,
+         taginfo: serviceTaginfo,
+         vectorTile: serviceVectorTile,
+         wikidata: serviceWikidata,
+         wikipedia: serviceWikipedia
+       };
 
-         function render(selection) {
-           // keep separate copies of original and current settings
-           var _origSettings = {
-             template: corePreferences('background-custom-template')
-           };
-           var _currSettings = {
-             template: corePreferences('background-custom-template')
-           };
-           var example = 'https://{switch:a,b,c}.tile.openstreetmap.org/{zoom}/{x}/{y}.png';
-           var modal = uiConfirm(selection).okButton();
-           modal.classed('settings-modal settings-custom-background', true);
-           modal.select('.modal-section.header').append('h3').html(_t.html('settings.custom_background.header'));
-           var textSection = modal.select('.modal-section.message-text');
-           var instructions = "".concat(_t.html('settings.custom_background.instructions.info'), "\n") + '\n' + "#### ".concat(_t.html('settings.custom_background.instructions.wms.tokens_label'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.wms.tokens.proj'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.wms.tokens.wkid'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.wms.tokens.dimensions'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.wms.tokens.bbox'), "\n") + '\n' + "#### ".concat(_t.html('settings.custom_background.instructions.tms.tokens_label'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.tms.tokens.xyz'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.tms.tokens.flipped_y'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.tms.tokens.switch'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.tms.tokens.quadtile'), "\n") + "* ".concat(_t.html('settings.custom_background.instructions.tms.tokens.scale_factor'), "\n") + '\n' + "#### ".concat(_t.html('settings.custom_background.instructions.example'), "\n") + "`".concat(example, "`");
-           textSection.append('div').attr('class', 'instructions-template').html(marked_1(instructions));
-           textSection.append('textarea').attr('class', 'field-template').attr('placeholder', _t('settings.custom_background.template.placeholder')).call(utilNoAuto).property('value', _currSettings.template); // insert a cancel button
+       function modeDragNote(context) {
+         var mode = {
+           id: 'drag-note',
+           button: 'browse'
+         };
+         var edit = behaviorEdit(context);
 
-           var buttonSection = modal.select('.modal-section.buttons');
-           buttonSection.insert('button', '.ok-button').attr('class', 'button cancel-button secondary-action').html(_t.html('confirm.cancel'));
-           buttonSection.select('.cancel-button').on('click.cancel', clickCancel);
-           buttonSection.select('.ok-button').attr('disabled', isSaveDisabled).on('click.save', clickSave);
+         var _nudgeInterval;
 
-           function isSaveDisabled() {
-             return null;
-           } // restore the original template
+         var _lastLoc;
 
+         var _note; // most current note.. dragged note may have stale datum.
 
-           function clickCancel() {
-             textSection.select('.field-template').property('value', _origSettings.template);
-             corePreferences('background-custom-template', _origSettings.template);
-             this.blur();
-             modal.close();
-           } // accept the current template
 
+         function startNudge(d3_event, nudge) {
+           if (_nudgeInterval) window.clearInterval(_nudgeInterval);
+           _nudgeInterval = window.setInterval(function () {
+             context.map().pan(nudge);
+             doMove(d3_event, nudge);
+           }, 50);
+         }
 
-           function clickSave() {
-             _currSettings.template = textSection.select('.field-template').property('value');
-             corePreferences('background-custom-template', _currSettings.template);
-             this.blur();
-             modal.close();
-             dispatch$1.call('change', this, _currSettings);
+         function stopNudge() {
+           if (_nudgeInterval) {
+             window.clearInterval(_nudgeInterval);
+             _nudgeInterval = null;
            }
          }
 
-         return utilRebind(render, dispatch$1, 'on');
-       }
+         function origin(note) {
+           return context.projection(note.loc);
+         }
 
-       function uiSectionBackgroundList(context) {
-         var _backgroundList = select(null);
+         function start(d3_event, note) {
+           _note = note;
+           var osm = services.osm;
 
-         var _customSource = context.background().findSource('custom');
+           if (osm) {
+             // Get latest note from cache.. The marker may have a stale datum bound to it
+             // and dragging it around can sometimes delete the users note comment.
+             _note = osm.getNote(_note.id);
+           }
 
-         var _settingsCustomBackground = uiSettingsCustomBackground().on('change', customChanged);
+           context.surface().selectAll('.note-' + _note.id).classed('active', true);
+           context.perform(actionNoop());
+           context.enter(mode);
+           context.selectedNoteID(_note.id);
+         }
 
-         var section = uiSection('background-list', context).label(_t.html('background.backgrounds')).disclosureContent(renderDisclosureContent);
+         function move(d3_event, entity, point) {
+           d3_event.stopPropagation();
+           _lastLoc = context.projection.invert(point);
+           doMove(d3_event);
+           var nudge = geoViewportEdge(point, context.map().dimensions());
 
-         function previousBackgroundID() {
-           return corePreferences('background-last-used-toggle');
+           if (nudge) {
+             startNudge(d3_event, nudge);
+           } else {
+             stopNudge();
+           }
          }
 
-         function renderDisclosureContent(selection) {
-           // the background list
-           var container = selection.selectAll('.layer-background-list').data([0]);
-           _backgroundList = container.enter().append('ul').attr('class', 'layer-list layer-background-list').attr('dir', 'auto').merge(container); // add minimap toggle below list
-
-           var bgExtrasListEnter = selection.selectAll('.bg-extras-list').data([0]).enter().append('ul').attr('class', 'layer-list bg-extras-list');
-           var minimapLabelEnter = bgExtrasListEnter.append('li').attr('class', 'minimap-toggle-item').append('label').call(uiTooltip().title(_t.html('background.minimap.tooltip')).keys([_t('background.minimap.key')]).placement('top'));
-           minimapLabelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event) {
-             d3_event.preventDefault();
-             uiMapInMap.toggle();
-           });
-           minimapLabelEnter.append('span').html(_t.html('background.minimap.description'));
-           var panelLabelEnter = bgExtrasListEnter.append('li').attr('class', 'background-panel-toggle-item').append('label').call(uiTooltip().title(_t.html('background.panel.tooltip')).keys([uiCmd('⌘⇧' + _t('info_panels.background.key'))]).placement('top'));
-           panelLabelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event) {
-             d3_event.preventDefault();
-             context.ui().info.toggle('background');
-           });
-           panelLabelEnter.append('span').html(_t.html('background.panel.description'));
-           var locPanelLabelEnter = bgExtrasListEnter.append('li').attr('class', 'location-panel-toggle-item').append('label').call(uiTooltip().title(_t.html('background.location_panel.tooltip')).keys([uiCmd('⌘⇧' + _t('info_panels.location.key'))]).placement('top'));
-           locPanelLabelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event) {
-             d3_event.preventDefault();
-             context.ui().info.toggle('location');
-           });
-           locPanelLabelEnter.append('span').html(_t.html('background.location_panel.description')); // "Info / Report a Problem" link
+         function doMove(d3_event, nudge) {
+           nudge = nudge || [0, 0];
+           var currPoint = d3_event && d3_event.point || context.projection(_lastLoc);
+           var currMouse = geoVecSubtract(currPoint, nudge);
+           var loc = context.projection.invert(currMouse);
+           _note = _note.move(loc);
+           var osm = services.osm;
 
-           selection.selectAll('.imagery-faq').data([0]).enter().append('div').attr('class', 'imagery-faq').append('a').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).attr('href', 'https://github.com/openstreetmap/iD/blob/develop/FAQ.md#how-can-i-report-an-issue-with-background-imagery').append('span').html(_t.html('background.imagery_problem_faq'));
+           if (osm) {
+             osm.replaceNote(_note); // update note cache
+           }
 
-           _backgroundList.call(drawListItems, 'radio', function (d3_event, d) {
-             chooseBackground(d);
-           }, function (d) {
-             return !d.isHidden() && !d.overlay;
-           });
+           context.replace(actionNoop()); // trigger redraw
          }
 
-         function setTooltips(selection) {
-           selection.each(function (d, i, nodes) {
-             var item = select(this).select('label');
-             var span = item.select('span');
-             var placement = i < nodes.length / 2 ? 'bottom' : 'top';
-             var description = d.description();
-             var isOverflowing = span.property('clientWidth') !== span.property('scrollWidth');
-             item.call(uiTooltip().destroyAny);
+         function end() {
+           context.replace(actionNoop()); // trigger redraw
 
-             if (d.id === previousBackgroundID()) {
-               item.call(uiTooltip().placement(placement).title('<div>' + _t.html('background.switch') + '</div>').keys([uiCmd('⌘' + _t('background.key'))]));
-             } else if (description || isOverflowing) {
-               item.call(uiTooltip().placement(placement).title(description || d.label()));
-             }
-           });
+           context.selectedNoteID(_note.id).enter(modeSelectNote(context, _note.id));
          }
 
-         function drawListItems(layerList, type, change, filter) {
-           var sources = context.background().sources(context.map().extent(), context.map().zoom(), true).filter(filter).sort(function (a, b) {
-             return a.best() && !b.best() ? -1 : b.best() && !a.best() ? 1 : d3_descending(a.area(), b.area()) || d3_ascending(a.name(), b.name()) || 0;
-           });
-           var layerLinks = layerList.selectAll('li') // We have to be a bit inefficient about reordering the list since
-           // arrow key navigation of radio values likes to work in the order
-           // they were added, not the display document order.
-           .data(sources, function (d, i) {
-             return d.id + '---' + i;
-           });
-           layerLinks.exit().remove();
-           var enter = layerLinks.enter().append('li').classed('layer-custom', function (d) {
-             return d.id === 'custom';
-           }).classed('best', function (d) {
-             return d.best();
-           });
-           var label = enter.append('label');
-           label.append('input').attr('type', type).attr('name', 'background-layer').attr('value', function (d) {
-             return d.id;
-           }).on('change', change);
-           label.append('span').html(function (d) {
-             return d.label();
-           });
-           enter.filter(function (d) {
-             return d.id === 'custom';
-           }).append('button').attr('class', 'layer-browse').call(uiTooltip().title(_t.html('settings.custom_background.tooltip')).placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left')).on('click', function (d3_event) {
-             d3_event.preventDefault();
-             editCustom();
-           }).call(svgIcon('#iD-icon-more'));
-           enter.filter(function (d) {
-             return d.best();
-           }).append('div').attr('class', 'best').call(uiTooltip().title(_t.html('background.best_imagery')).placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left')).append('span').html('&#9733;');
-           layerList.call(updateLayerSelections);
-         }
+         var drag = behaviorDrag().selector('.layer-touch.markers .target.note.new').surface(context.container().select('.main-map').node()).origin(origin).on('start', start).on('move', move).on('end', end);
 
-         function updateLayerSelections(selection) {
-           function active(d) {
-             return context.background().showsLayer(d);
-           }
+         mode.enter = function () {
+           context.install(edit);
+         };
 
-           selection.selectAll('li').classed('active', active).classed('switch', function (d) {
-             return d.id === previousBackgroundID();
-           }).call(setTooltips).selectAll('input').property('checked', active);
-         }
+         mode.exit = function () {
+           context.ui().sidebar.hover.cancel();
+           context.uninstall(edit);
+           context.surface().selectAll('.active').classed('active', false);
+           stopNudge();
+         };
 
-         function chooseBackground(d) {
-           if (d.id === 'custom' && !d.template()) {
-             return editCustom();
-           }
+         mode.behavior = drag;
+         return mode;
+       }
 
-           var previousBackground = context.background().baseLayerSource();
-           corePreferences('background-last-used-toggle', previousBackground.id);
-           corePreferences('background-last-used', d.id);
-           context.background().baseLayerSource(d);
-         }
+       function modeSelectData(context, selectedDatum) {
+         var mode = {
+           id: 'select-data',
+           button: 'browse'
+         };
+         var keybinding = utilKeybinding('select-data');
+         var dataEditor = uiDataEditor(context);
+         var behaviors = [behaviorBreathe(), behaviorHover(context), behaviorSelect(context), behaviorLasso(context), modeDragNode(context).behavior, modeDragNote(context).behavior]; // class the data as selected, or return to browse mode if the data is gone
 
-         function customChanged(d) {
-           if (d && d.template) {
-             _customSource.template(d.template);
+         function selectData(d3_event, drawn) {
+           var selection = context.surface().selectAll('.layer-mapdata .data' + selectedDatum.__featurehash__);
 
-             chooseBackground(_customSource);
-           } else {
-             _customSource.template('');
+           if (selection.empty()) {
+             // Return to browse mode if selected DOM elements have
+             // disappeared because the user moved them out of view..
+             var source = d3_event && d3_event.type === 'zoom' && d3_event.sourceEvent;
 
-             chooseBackground(context.background().findSource('none'));
+             if (drawn && source && (source.type === 'pointermove' || source.type === 'mousemove' || source.type === 'touchmove')) {
+               context.enter(modeBrowse(context));
+             }
+           } else {
+             selection.classed('selected', true);
            }
          }
 
-         function editCustom() {
-           context.container().call(_settingsCustomBackground);
+         function esc() {
+           if (context.container().select('.combobox').size()) return;
+           context.enter(modeBrowse(context));
          }
 
-         context.background().on('change.background_list', function () {
-           _backgroundList.call(updateLayerSelections);
-         });
-         context.map().on('move.background_list', debounce(function () {
-           // layers in-view may have changed due to map move
-           window.requestIdleCallback(section.reRender);
-         }, 1000));
-         return section;
-       }
+         mode.zoomToSelected = function () {
+           var extent = geoExtent(d3_geoBounds(selectedDatum));
+           context.map().centerZoomEase(extent.center(), context.map().trimmedExtentZoom(extent));
+         };
 
-       function uiSectionBackgroundOffset(context) {
-         var section = uiSection('background-offset', context).label(_t.html('background.fix_misalignment')).disclosureContent(renderDisclosureContent).expandedByDefault(false);
+         mode.enter = function () {
+           behaviors.forEach(context.install);
+           keybinding.on(_t('inspector.zoom_to.key'), mode.zoomToSelected).on('⎋', esc, true);
+           select(document).call(keybinding);
+           selectData();
+           var sidebar = context.ui().sidebar;
+           sidebar.show(dataEditor.datum(selectedDatum)); // expand the sidebar, avoid obscuring the data if needed
 
-         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
+           var extent = geoExtent(d3_geoBounds(selectedDatum));
+           sidebar.expand(sidebar.intersects(extent));
+           context.map().on('drawn.select-data', selectData);
+         };
 
-         var _directions = [['top', [0, -0.5]], ['left', [-0.5, 0]], ['right', [0.5, 0]], ['bottom', [0, 0.5]]];
+         mode.exit = function () {
+           behaviors.forEach(context.uninstall);
+           select(document).call(keybinding.unbind);
+           context.surface().selectAll('.layer-mapdata .selected').classed('selected hover', false);
+           context.map().on('drawn.select-data', null);
+           context.ui().sidebar.hide();
+         };
 
-         function updateValue() {
-           var meters = geoOffsetToMeters(context.background().offset());
-           var x = +meters[0].toFixed(2);
-           var y = +meters[1].toFixed(2);
-           context.container().selectAll('.nudge-inner-rect').select('input').classed('error', false).property('value', x + ', ' + y);
-           context.container().selectAll('.nudge-reset').classed('disabled', function () {
-             return x === 0 && y === 0;
-           });
-         }
+         return mode;
+       }
 
-         function resetOffset() {
-           context.background().offset([0, 0]);
-           updateValue();
-         }
+       function behaviorSelect(context) {
+         var _tolerancePx = 4; // see also behaviorDrag
 
-         function nudge(d) {
-           context.background().nudge(d, context.map().zoom());
-           updateValue();
-         }
+         var _lastMouseEvent = null;
+         var _showMenu = false;
+         var _downPointers = {};
+         var _longPressTimeout = null;
+         var _lastInteractionType = null; // the id of the down pointer that's enabling multiselection while down
 
-         function inputOffset() {
-           var input = select(this);
-           var d = input.node().value;
-           if (d === '') return resetOffset();
-           d = d.replace(/;/g, ',').split(',').map(function (n) {
-             // if n is NaN, it will always get mapped to false.
-             return !isNaN(n) && n;
-           });
+         var _multiselectionPointerId = null; // use pointer events on supported platforms; fallback to mouse events
 
-           if (d.length !== 2 || !d[0] || !d[1]) {
-             input.classed('error', true);
-             return;
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
+
+         function keydown(d3_event) {
+           if (d3_event.keyCode === 32) {
+             // don't react to spacebar events during text input
+             var activeNode = document.activeElement;
+             if (activeNode && new Set(['INPUT', 'TEXTAREA']).has(activeNode.nodeName)) return;
            }
 
-           context.background().offset(geoMetersToOffset(d));
-           updateValue();
-         }
+           if (d3_event.keyCode === 93 || // context menu key
+           d3_event.keyCode === 32) {
+             // spacebar
+             d3_event.preventDefault();
+           }
 
-         function dragOffset(d3_event) {
-           if (d3_event.button !== 0) return;
-           var origin = [d3_event.clientX, d3_event.clientY];
-           var pointerId = d3_event.pointerId || 'mouse';
-           context.container().append('div').attr('class', 'nudge-surface');
-           select(window).on(_pointerPrefix + 'move.drag-bg-offset', pointermove).on(_pointerPrefix + 'up.drag-bg-offset', pointerup);
+           if (d3_event.repeat) return; // ignore repeated events for held keys
+           // if any key is pressed the user is probably doing something other than long-pressing
 
-           if (_pointerPrefix === 'pointer') {
-             select(window).on('pointercancel.drag-bg-offset', pointerup);
-           }
+           cancelLongPress();
 
-           function pointermove(d3_event) {
-             if (pointerId !== (d3_event.pointerId || 'mouse')) return;
-             var latest = [d3_event.clientX, d3_event.clientY];
-             var d = [-(origin[0] - latest[0]) / 4, -(origin[1] - latest[1]) / 4];
-             origin = latest;
-             nudge(d);
+           if (d3_event.shiftKey) {
+             context.surface().classed('behavior-multiselect', true);
            }
 
-           function pointerup(d3_event) {
-             if (pointerId !== (d3_event.pointerId || 'mouse')) return;
-             if (d3_event.button !== 0) return;
-             context.container().selectAll('.nudge-surface').remove();
-             select(window).on('.drag-bg-offset', null);
+           if (d3_event.keyCode === 32) {
+             // spacebar
+             if (!_downPointers.spacebar && _lastMouseEvent) {
+               cancelLongPress();
+               _longPressTimeout = window.setTimeout(didLongPress, 500, 'spacebar', 'spacebar');
+               _downPointers.spacebar = {
+                 firstEvent: _lastMouseEvent,
+                 lastEvent: _lastMouseEvent
+               };
+             }
            }
          }
 
-         function renderDisclosureContent(selection) {
-           var container = selection.selectAll('.nudge-container').data([0]);
-           var containerEnter = container.enter().append('div').attr('class', 'nudge-container');
-           containerEnter.append('div').attr('class', 'nudge-instructions').html(_t.html('background.offset'));
-           var nudgeWrapEnter = containerEnter.append('div').attr('class', 'nudge-controls-wrap');
-           var nudgeEnter = nudgeWrapEnter.append('div').attr('class', 'nudge-outer-rect').on(_pointerPrefix + 'down', dragOffset);
-           nudgeEnter.append('div').attr('class', 'nudge-inner-rect').append('input').attr('type', 'text').on('change', inputOffset);
-           nudgeWrapEnter.append('div').selectAll('button').data(_directions).enter().append('button').attr('class', function (d) {
-             return d[0] + ' nudge';
-           }).on('click', function (d3_event, d) {
-             nudge(d[1]);
-           });
-           nudgeWrapEnter.append('button').attr('title', _t('background.reset')).attr('class', 'nudge-reset disabled').on('click', function (d3_event) {
-             d3_event.preventDefault();
-             resetOffset();
-           }).call(svgIcon('#iD-icon-' + (_mainLocalizer.textDirection() === 'rtl' ? 'redo' : 'undo')));
-           updateValue();
-         }
-
-         context.background().on('change.backgroundOffset-update', updateValue);
-         return section;
-       }
-
-       function uiSectionOverlayList(context) {
-         var section = uiSection('overlay-list', context).label(_t.html('background.overlays')).disclosureContent(renderDisclosureContent);
+         function keyup(d3_event) {
+           cancelLongPress();
 
-         var _overlayList = select(null);
+           if (!d3_event.shiftKey) {
+             context.surface().classed('behavior-multiselect', false);
+           }
 
-         function setTooltips(selection) {
-           selection.each(function (d, i, nodes) {
-             var item = select(this).select('label');
-             var span = item.select('span');
-             var placement = i < nodes.length / 2 ? 'bottom' : 'top';
-             var description = d.description();
-             var isOverflowing = span.property('clientWidth') !== span.property('scrollWidth');
-             item.call(uiTooltip().destroyAny);
+           if (d3_event.keyCode === 93) {
+             // context menu key
+             d3_event.preventDefault();
+             _lastInteractionType = 'menukey';
+             contextmenu(d3_event);
+           } else if (d3_event.keyCode === 32) {
+             // spacebar
+             var pointer = _downPointers.spacebar;
 
-             if (description || isOverflowing) {
-               item.call(uiTooltip().placement(placement).title(description || d.name()));
+             if (pointer) {
+               delete _downPointers.spacebar;
+               if (pointer.done) return;
+               d3_event.preventDefault();
+               _lastInteractionType = 'spacebar';
+               click(pointer.firstEvent, pointer.lastEvent, 'spacebar');
              }
-           });
-         }
-
-         function updateLayerSelections(selection) {
-           function active(d) {
-             return context.background().showsLayer(d);
            }
-
-           selection.selectAll('li').classed('active', active).call(setTooltips).selectAll('input').property('checked', active);
          }
 
-         function chooseOverlay(d3_event, d) {
-           d3_event.preventDefault();
-           context.background().toggleOverlayLayer(d);
-
-           _overlayList.call(updateLayerSelections);
-
-           document.activeElement.blur();
+         function pointerdown(d3_event) {
+           var id = (d3_event.pointerId || 'mouse').toString();
+           cancelLongPress();
+           if (d3_event.buttons && d3_event.buttons !== 1) return;
+           context.ui().closeEditMenu();
+           _longPressTimeout = window.setTimeout(didLongPress, 500, id, 'longdown-' + (d3_event.pointerType || 'mouse'));
+           _downPointers[id] = {
+             firstEvent: d3_event,
+             lastEvent: d3_event
+           };
          }
 
-         function drawListItems(layerList, type, change, filter) {
-           var sources = context.background().sources(context.map().extent(), context.map().zoom(), true).filter(filter);
-           var layerLinks = layerList.selectAll('li').data(sources, function (d) {
-             return d.name();
-           });
-           layerLinks.exit().remove();
-           var enter = layerLinks.enter().append('li');
-           var label = enter.append('label');
-           label.append('input').attr('type', type).attr('name', 'layers').on('change', change);
-           label.append('span').html(function (d) {
-             return d.label();
-           });
-           layerList.selectAll('li').sort(sortSources);
-           layerList.call(updateLayerSelections);
+         function didLongPress(id, interactionType) {
+           var pointer = _downPointers[id];
+           if (!pointer) return;
+
+           for (var i in _downPointers) {
+             // don't allow this or any currently down pointer to trigger another click
+             _downPointers[i].done = true;
+           } // treat long presses like right-clicks
 
-           function sortSources(a, b) {
-             return a.best() && !b.best() ? -1 : b.best() && !a.best() ? 1 : d3_descending(a.area(), b.area()) || d3_ascending(a.name(), b.name()) || 0;
-           }
+
+           _longPressTimeout = null;
+           _lastInteractionType = interactionType;
+           _showMenu = true;
+           click(pointer.firstEvent, pointer.lastEvent, id);
          }
 
-         function renderDisclosureContent(selection) {
-           var container = selection.selectAll('.layer-overlay-list').data([0]);
-           _overlayList = container.enter().append('ul').attr('class', 'layer-list layer-overlay-list').attr('dir', 'auto').merge(container);
+         function pointermove(d3_event) {
+           var id = (d3_event.pointerId || 'mouse').toString();
 
-           _overlayList.call(drawListItems, 'checkbox', chooseOverlay, function (d) {
-             return !d.isHidden() && d.overlay;
-           });
-         }
+           if (_downPointers[id]) {
+             _downPointers[id].lastEvent = d3_event;
+           }
 
-         context.map().on('move.overlay_list', debounce(function () {
-           // layers in-view may have changed due to map move
-           window.requestIdleCallback(section.reRender);
-         }, 1000));
-         return section;
-       }
+           if (!d3_event.pointerType || d3_event.pointerType === 'mouse') {
+             _lastMouseEvent = d3_event;
 
-       function uiPaneBackground(context) {
-         var backgroundPane = uiPane('background', context).key(_t('background.key')).label(_t.html('background.title')).description(_t.html('background.description')).iconName('iD-icon-layers').sections([uiSectionBackgroundList(context), uiSectionOverlayList(context), uiSectionBackgroundDisplayOptions(context), uiSectionBackgroundOffset(context)]);
-         return backgroundPane;
-       }
+             if (_downPointers.spacebar) {
+               _downPointers.spacebar.lastEvent = d3_event;
+             }
+           }
+         }
 
-       function uiPaneHelp(context) {
-         var docKeys = [['help', ['welcome', 'open_data_h', 'open_data', 'before_start_h', 'before_start', 'open_source_h', 'open_source', 'open_source_help']], ['overview', ['navigation_h', 'navigation_drag', 'navigation_zoom', 'features_h', 'features', 'nodes_ways']], ['editing', ['select_h', 'select_left_click', 'select_right_click', 'select_space', 'multiselect_h', 'multiselect', 'multiselect_shift_click', 'multiselect_lasso', 'undo_redo_h', 'undo_redo', 'save_h', 'save', 'save_validation', 'upload_h', 'upload', 'backups_h', 'backups', 'keyboard_h', 'keyboard']], ['feature_editor', ['intro', 'definitions', 'type_h', 'type', 'type_picker', 'fields_h', 'fields_all_fields', 'fields_example', 'fields_add_field', 'tags_h', 'tags_all_tags', 'tags_resources']], ['points', ['intro', 'add_point_h', 'add_point', 'add_point_finish', 'move_point_h', 'move_point', 'delete_point_h', 'delete_point', 'delete_point_command']], ['lines', ['intro', 'add_line_h', 'add_line', 'add_line_draw', 'add_line_continue', 'add_line_finish', 'modify_line_h', 'modify_line_dragnode', 'modify_line_addnode', 'connect_line_h', 'connect_line', 'connect_line_display', 'connect_line_drag', 'connect_line_tag', 'disconnect_line_h', 'disconnect_line_command', 'move_line_h', 'move_line_command', 'move_line_connected', 'delete_line_h', 'delete_line', 'delete_line_command']], ['areas', ['intro', 'point_or_area_h', 'point_or_area', 'add_area_h', 'add_area_command', 'add_area_draw', 'add_area_continue', 'add_area_finish', 'square_area_h', 'square_area_command', 'modify_area_h', 'modify_area_dragnode', 'modify_area_addnode', 'delete_area_h', 'delete_area', 'delete_area_command']], ['relations', ['intro', 'edit_relation_h', 'edit_relation', 'edit_relation_add', 'edit_relation_delete', 'maintain_relation_h', 'maintain_relation', 'relation_types_h', 'multipolygon_h', 'multipolygon', 'multipolygon_create', 'multipolygon_merge', 'turn_restriction_h', 'turn_restriction', 'turn_restriction_field', 'turn_restriction_editing', 'route_h', 'route', 'route_add', 'boundary_h', 'boundary', 'boundary_add']], ['operations', ['intro', 'intro_2', 'straighten', 'orthogonalize', 'circularize', 'move', 'rotate', 'reflect', 'continue', 'reverse', 'disconnect', 'split', 'extract', 'merge', 'delete', 'downgrade', 'copy_paste']], ['notes', ['intro', 'add_note_h', 'add_note', 'place_note', 'move_note', 'update_note_h', 'update_note', 'save_note_h', 'save_note']], ['imagery', ['intro', 'sources_h', 'choosing', 'sources', 'offsets_h', 'offset', 'offset_change']], ['streetlevel', ['intro', 'using_h', 'using', 'photos', 'viewer']], ['gps', ['intro', 'survey', 'using_h', 'using', 'tracing', 'upload']], ['qa', ['intro', 'tools_h', 'tools', 'issues_h', 'issues']]];
-         var headings = {
-           'help.help.open_data_h': 3,
-           'help.help.before_start_h': 3,
-           'help.help.open_source_h': 3,
-           'help.overview.navigation_h': 3,
-           'help.overview.features_h': 3,
-           'help.editing.select_h': 3,
-           'help.editing.multiselect_h': 3,
-           'help.editing.undo_redo_h': 3,
-           'help.editing.save_h': 3,
-           'help.editing.upload_h': 3,
-           'help.editing.backups_h': 3,
-           'help.editing.keyboard_h': 3,
-           'help.feature_editor.type_h': 3,
-           'help.feature_editor.fields_h': 3,
-           'help.feature_editor.tags_h': 3,
-           'help.points.add_point_h': 3,
-           'help.points.move_point_h': 3,
-           'help.points.delete_point_h': 3,
-           'help.lines.add_line_h': 3,
-           'help.lines.modify_line_h': 3,
-           'help.lines.connect_line_h': 3,
-           'help.lines.disconnect_line_h': 3,
-           'help.lines.move_line_h': 3,
-           'help.lines.delete_line_h': 3,
-           'help.areas.point_or_area_h': 3,
-           'help.areas.add_area_h': 3,
-           'help.areas.square_area_h': 3,
-           'help.areas.modify_area_h': 3,
-           'help.areas.delete_area_h': 3,
-           'help.relations.edit_relation_h': 3,
-           'help.relations.maintain_relation_h': 3,
-           'help.relations.relation_types_h': 2,
-           'help.relations.multipolygon_h': 3,
-           'help.relations.turn_restriction_h': 3,
-           'help.relations.route_h': 3,
-           'help.relations.boundary_h': 3,
-           'help.notes.add_note_h': 3,
-           'help.notes.update_note_h': 3,
-           'help.notes.save_note_h': 3,
-           'help.imagery.sources_h': 3,
-           'help.imagery.offsets_h': 3,
-           'help.streetlevel.using_h': 3,
-           'help.gps.using_h': 3,
-           'help.qa.tools_h': 3,
-           'help.qa.issues_h': 3
-         }; // For each section, squash all the texts into a single markdown document
+         function pointerup(d3_event) {
+           var id = (d3_event.pointerId || 'mouse').toString();
+           var pointer = _downPointers[id];
+           if (!pointer) return;
+           delete _downPointers[id];
 
-         var docs = docKeys.map(function (key) {
-           var helpkey = 'help.' + key[0];
-           var helpPaneReplacements = {
-             version: context.version
-           };
-           var text = key[1].reduce(function (all, part) {
-             var subkey = helpkey + '.' + part;
-             var depth = headings[subkey]; // is this subkey a heading?
+           if (_multiselectionPointerId === id) {
+             _multiselectionPointerId = null;
+           }
 
-             var hhh = depth ? Array(depth + 1).join('#') + ' ' : ''; // if so, prepend with some ##'s
+           if (pointer.done) return;
+           click(pointer.firstEvent, d3_event, id);
+         }
 
-             return all + hhh + helpHtml(subkey, helpPaneReplacements) + '\n\n';
-           }, '');
-           return {
-             title: _t.html(helpkey + '.title'),
-             content: marked_1(text.trim()) // use keyboard key styling for shortcuts
-             .replace(/<code>/g, '<kbd>').replace(/<\/code>/g, '<\/kbd>')
-           };
-         });
-         var helpPane = uiPane('help', context).key(_t('help.key')).label(_t.html('help.title')).description(_t.html('help.title')).iconName('iD-icon-help');
+         function pointercancel(d3_event) {
+           var id = (d3_event.pointerId || 'mouse').toString();
+           if (!_downPointers[id]) return;
+           delete _downPointers[id];
 
-         helpPane.renderContent = function (content) {
-           function clickHelp(d, i) {
-             var rtl = _mainLocalizer.textDirection() === 'rtl';
-             content.property('scrollTop', 0);
-             helpPane.selection().select('.pane-heading h2').html(d.title);
-             body.html(d.content);
-             body.selectAll('a').attr('target', '_blank');
-             menuItems.classed('selected', function (m) {
-               return m.title === d.title;
-             });
-             nav.html('');
+           if (_multiselectionPointerId === id) {
+             _multiselectionPointerId = null;
+           }
+         }
 
-             if (rtl) {
-               nav.call(drawNext).call(drawPrevious);
+         function contextmenu(d3_event) {
+           d3_event.preventDefault();
+
+           if (!+d3_event.clientX && !+d3_event.clientY) {
+             if (_lastMouseEvent) {
+               d3_event.sourceEvent = _lastMouseEvent;
              } else {
-               nav.call(drawPrevious).call(drawNext);
+               return;
              }
+           } else {
+             _lastMouseEvent = d3_event;
+             _lastInteractionType = 'rightclick';
+           }
 
-             function drawNext(selection) {
-               if (i < docs.length - 1) {
-                 var nextLink = selection.append('a').attr('href', '#').attr('class', 'next').on('click', function (d3_event) {
-                   d3_event.preventDefault();
-                   clickHelp(docs[i + 1], i + 1);
-                 });
-                 nextLink.append('span').html(docs[i + 1].title).call(svgIcon(rtl ? '#iD-icon-backward' : '#iD-icon-forward', 'inline'));
-               }
-             }
+           _showMenu = true;
+           click(d3_event, d3_event);
+         }
 
-             function drawPrevious(selection) {
-               if (i > 0) {
-                 var prevLink = selection.append('a').attr('href', '#').attr('class', 'previous').on('click', function (d3_event) {
-                   d3_event.preventDefault();
-                   clickHelp(docs[i - 1], i - 1);
-                 });
-                 prevLink.call(svgIcon(rtl ? '#iD-icon-forward' : '#iD-icon-backward', 'inline')).append('span').html(docs[i - 1].title);
-               }
-             }
-           }
+         function click(firstEvent, lastEvent, pointerId) {
+           cancelLongPress();
+           var mapNode = context.container().select('.main-map').node(); // Use the `main-map` coordinate system since the surface and supersurface
+           // are transformed when drag-panning.
 
-           function clickWalkthrough(d3_event) {
-             d3_event.preventDefault();
-             if (context.inIntro()) return;
-             context.container().call(uiIntro(context));
-             context.ui().togglePanes();
-           }
+           var pointGetter = utilFastMouse(mapNode);
+           var p1 = pointGetter(firstEvent);
+           var p2 = pointGetter(lastEvent);
+           var dist = geoVecLength(p1, p2);
 
-           function clickShortcuts(d3_event) {
-             d3_event.preventDefault();
-             context.container().call(context.ui().shortcuts, true);
+           if (dist > _tolerancePx || !mapContains(lastEvent)) {
+             resetProperties();
+             return;
            }
 
-           var toc = content.append('ul').attr('class', 'toc');
-           var menuItems = toc.selectAll('li').data(docs).enter().append('li').append('a').attr('href', '#').html(function (d) {
-             return d.title;
-           }).on('click', function (d3_event, d) {
-             d3_event.preventDefault();
-             clickHelp(d, docs.indexOf(d));
-           });
-           var shortcuts = toc.append('li').attr('class', 'shortcuts').call(uiTooltip().title(_t.html('shortcuts.tooltip')).keys(['?']).placement('top')).append('a').attr('href', '#').on('click', clickShortcuts);
-           shortcuts.append('div').html(_t.html('shortcuts.title'));
-           var walkthrough = toc.append('li').attr('class', 'walkthrough').append('a').attr('href', '#').on('click', clickWalkthrough);
-           walkthrough.append('svg').attr('class', 'logo logo-walkthrough').append('use').attr('xlink:href', '#iD-logo-walkthrough');
-           walkthrough.append('div').html(_t.html('splash.walkthrough'));
-           var helpContent = content.append('div').attr('class', 'left-content');
-           var body = helpContent.append('div').attr('class', 'body');
-           var nav = helpContent.append('div').attr('class', 'nav');
-           clickHelp(docs[0], 0);
-         };
+           var targetDatum = lastEvent.target.__data__;
+           var multiselectEntityId;
 
-         return helpPane;
-       }
+           if (!_multiselectionPointerId) {
+             // If a different pointer than the one triggering this click is down on a
+             // feature, treat this and all future clicks as multiselection until that
+             // pointer is raised.
+             var selectPointerInfo = pointerDownOnSelection(pointerId);
 
-       function uiSectionValidationIssues(id, severity, context) {
-         var _issues = [];
-         var section = uiSection(id, context).label(function () {
-           if (!_issues) return '';
-           var issueCountText = _issues.length > 1000 ? '1000+' : String(_issues.length);
-           return _t('inspector.title_count', {
-             title: _t.html('issues.' + severity + 's.list_title'),
-             count: issueCountText
-           });
-         }).disclosureContent(renderDisclosureContent).shouldDisplay(function () {
-           return _issues && _issues.length;
-         });
+             if (selectPointerInfo) {
+               _multiselectionPointerId = selectPointerInfo.pointerId; // if the other feature isn't selected yet, make sure we select it
 
-         function getOptions() {
-           return {
-             what: corePreferences('validate-what') || 'edited',
-             where: corePreferences('validate-where') || 'all'
-           };
-         } // get and cache the issues to display, unordered
+               multiselectEntityId = !selectPointerInfo.selected && selectPointerInfo.entityId;
+               _downPointers[selectPointerInfo.pointerId].done = true;
+             }
+           } // support multiselect if data is already selected
 
 
-         function reloadIssues() {
-           _issues = context.validator().getIssuesBySeverity(getOptions())[severity];
-         }
+           var isMultiselect = context.mode().id === 'select' && ( // and shift key is down
+           lastEvent && lastEvent.shiftKey || // or we're lasso-selecting
+           context.surface().select('.lasso').node() || // or a pointer is down over a selected feature
+           _multiselectionPointerId && !multiselectEntityId);
 
-         function renderDisclosureContent(selection) {
-           var center = context.map().center();
-           var graph = context.graph(); // sort issues by distance away from the center of the map
+           processClick(targetDatum, isMultiselect, p2, multiselectEntityId);
 
-           var issues = _issues.map(function withDistance(issue) {
-             var extent = issue.extent(graph);
-             var dist = extent ? geoSphericalDistance(center, extent.center()) : 0;
-             return Object.assign(issue, {
-               dist: dist
-             });
-           }).sort(function byDistance(a, b) {
-             return a.dist - b.dist;
-           }); // cut off at 1000
+           function mapContains(event) {
+             var rect = mapNode.getBoundingClientRect();
+             return event.clientX >= rect.left && event.clientX <= rect.right && event.clientY >= rect.top && event.clientY <= rect.bottom;
+           }
 
+           function pointerDownOnSelection(skipPointerId) {
+             var mode = context.mode();
+             var selectedIDs = mode.id === 'select' ? mode.selectedIDs() : [];
 
-           issues = issues.slice(0, 1000); //renderIgnoredIssuesReset(_warningsSelection);
+             for (var pointerId in _downPointers) {
+               if (pointerId === 'spacebar' || pointerId === skipPointerId) continue;
+               var pointerInfo = _downPointers[pointerId];
+               var p1 = pointGetter(pointerInfo.firstEvent);
+               var p2 = pointGetter(pointerInfo.lastEvent);
+               if (geoVecLength(p1, p2) > _tolerancePx) continue;
+               var datum = pointerInfo.firstEvent.target.__data__;
+               var entity = datum && datum.properties && datum.properties.entity || datum;
 
-           selection.call(drawIssuesList, issues);
+               if (context.graph().hasEntity(entity.id)) {
+                 return {
+                   pointerId: pointerId,
+                   entityId: entity.id,
+                   selected: selectedIDs.indexOf(entity.id) !== -1
+                 };
+               }
+             }
+
+             return null;
+           }
          }
 
-         function drawIssuesList(selection, issues) {
-           var list = selection.selectAll('.issues-list').data([0]);
-           list = list.enter().append('ul').attr('class', 'layer-list issues-list ' + severity + 's-list').merge(list);
-           var items = list.selectAll('li').data(issues, function (d) {
-             return d.id;
-           }); // Exit
+         function processClick(datum, isMultiselect, point, alsoSelectId) {
+           var mode = context.mode();
+           var showMenu = _showMenu;
+           var interactionType = _lastInteractionType;
+           var entity = datum && datum.properties && datum.properties.entity;
+           if (entity) datum = entity;
 
-           items.exit().remove(); // Enter
+           if (datum && datum.type === 'midpoint') {
+             // treat targeting midpoints as if targeting the parent way
+             datum = datum.parents[0];
+           }
 
-           var itemsEnter = items.enter().append('li').attr('class', function (d) {
-             return 'issue severity-' + d.severity;
-           });
-           var labelsEnter = itemsEnter.append('button').attr('class', 'issue-label').on('click', function (d3_event, d) {
-             context.validator().focusIssue(d);
-           }).on('mouseover', function (d3_event, d) {
-             utilHighlightEntities(d.entityIds, true, context);
-           }).on('mouseout', function (d3_event, d) {
-             utilHighlightEntities(d.entityIds, false, context);
-           });
-           var textEnter = labelsEnter.append('span').attr('class', 'issue-text');
-           textEnter.append('span').attr('class', 'issue-icon').each(function (d) {
-             var iconName = '#iD-icon-' + (d.severity === 'warning' ? 'alert' : 'error');
-             select(this).call(svgIcon(iconName));
-           });
-           textEnter.append('span').attr('class', 'issue-message');
-           /*
-           labelsEnter
-               .append('span')
-               .attr('class', 'issue-autofix')
-               .each(function(d) {
-                   if (!d.autoFix) return;
-                    d3_select(this)
-                       .append('button')
-                       .attr('title', t('issues.fix_one.title'))
-                       .datum(d.autoFix)  // set button datum to the autofix
-                       .attr('class', 'autofix action')
-                       .on('click', function(d3_event, d) {
-                           d3_event.preventDefault();
-                           d3_event.stopPropagation();
-                            var issuesEntityIDs = d.issue.entityIds;
-                           utilHighlightEntities(issuesEntityIDs.concat(d.entityIds), false, context);
-                            context.perform.apply(context, d.autoArgs);
-                           context.validator().validate();
-                       })
-                       .call(svgIcon('#iD-icon-wrench'));
-               });
-           */
-           // Update
+           var newMode;
 
-           items = items.merge(itemsEnter).order();
-           items.selectAll('.issue-message').html(function (d) {
-             return d.message(context);
-           });
-           /*
-           // autofix
-           var canAutoFix = issues.filter(function(issue) { return issue.autoFix; });
-            var autoFixAll = selection.selectAll('.autofix-all')
-               .data(canAutoFix.length ? [0] : []);
-            // exit
-           autoFixAll.exit()
-               .remove();
-            // enter
-           var autoFixAllEnter = autoFixAll.enter()
-               .insert('div', '.issues-list')
-               .attr('class', 'autofix-all');
-            var linkEnter = autoFixAllEnter
-               .append('a')
-               .attr('class', 'autofix-all-link')
-               .attr('href', '#');
-            linkEnter
-               .append('span')
-               .attr('class', 'autofix-all-link-text')
-               .html(t.html('issues.fix_all.title'));
-            linkEnter
-               .append('span')
-               .attr('class', 'autofix-all-link-icon')
-               .call(svgIcon('#iD-icon-wrench'));
-            if (severity === 'warning') {
-               renderIgnoredIssuesReset(selection);
-           }
-            // update
-           autoFixAll = autoFixAll
-               .merge(autoFixAllEnter);
-            autoFixAll.selectAll('.autofix-all-link')
-               .on('click', function() {
-                   context.pauseChangeDispatch();
-                   context.perform(actionNoop());
-                   canAutoFix.forEach(function(issue) {
-                       var args = issue.autoFix.autoArgs.slice();  // copy
-                       if (typeof args[args.length - 1] !== 'function') {
-                           args.pop();
-                       }
-                       args.push(t('issues.fix_all.annotation'));
-                       context.replace.apply(context, args);
-                   });
-                   context.resumeChangeDispatch();
-                   context.validator().validate();
-               });
-           */
-         }
+           if (datum instanceof osmEntity) {
+             // targeting an entity
+             var selectedIDs = context.selectedIDs();
+             context.selectedNoteID(null);
+             context.selectedErrorID(null);
 
-         context.validator().on('validated.uiSectionValidationIssues' + id, function () {
-           window.requestIdleCallback(function () {
-             reloadIssues();
-             section.reRender();
-           });
-         });
-         context.map().on('move.uiSectionValidationIssues' + id, debounce(function () {
-           window.requestIdleCallback(function () {
-             if (getOptions().where === 'visible') {
-               // must refetch issues if they are viewport-dependent
-               reloadIssues();
-             } // always reload list to re-sort-by-distance
+             if (!isMultiselect) {
+               // don't change the selection if we're toggling the menu atop a multiselection
+               if (!showMenu || selectedIDs.length <= 1 || selectedIDs.indexOf(datum.id) === -1) {
+                 if (alsoSelectId === datum.id) alsoSelectId = null;
+                 selectedIDs = (alsoSelectId ? [alsoSelectId] : []).concat([datum.id]); // always enter modeSelect even if the entity is already
+                 // selected since listeners may expect `context.enter` events,
+                 // e.g. in the walkthrough
 
+                 newMode = mode.id === 'select' ? mode.selectedIDs(selectedIDs) : modeSelect(context, selectedIDs).selectBehavior(behavior);
+                 context.enter(newMode);
+               }
+             } else {
+               if (selectedIDs.indexOf(datum.id) !== -1) {
+                 // clicked entity is already in the selectedIDs list..
+                 if (!showMenu) {
+                   // deselect clicked entity, then reenter select mode or return to browse mode..
+                   selectedIDs = selectedIDs.filter(function (id) {
+                     return id !== datum.id;
+                   });
+                   newMode = selectedIDs.length ? mode.selectedIDs(selectedIDs) : modeBrowse(context).selectBehavior(behavior);
+                   context.enter(newMode);
+                 }
+               } else {
+                 // clicked entity is not in the selected list, add it..
+                 selectedIDs = selectedIDs.concat([datum.id]);
+                 newMode = mode.selectedIDs(selectedIDs);
+                 context.enter(newMode);
+               }
+             }
+           } else if (datum && datum.__featurehash__ && !isMultiselect) {
+             // targeting custom data
+             context.selectedNoteID(null).enter(modeSelectData(context, datum));
+           } else if (datum instanceof osmNote && !isMultiselect) {
+             // targeting a note
+             context.selectedNoteID(datum.id).enter(modeSelectNote(context, datum.id));
+           } else if (datum instanceof QAItem & !isMultiselect) {
+             // targeting an external QA issue
+             context.selectedErrorID(datum.id).enter(modeSelectError(context, datum.id, datum.service));
+           } else {
+             // targeting nothing
+             context.selectedNoteID(null);
+             context.selectedErrorID(null);
 
-             section.reRender();
-           });
-         }, 1000));
-         return section;
-       }
+             if (!isMultiselect && mode.id !== 'browse') {
+               context.enter(modeBrowse(context));
+             }
+           }
 
-       function uiSectionValidationOptions(context) {
-         var section = uiSection('issues-options', context).content(renderContent);
+           context.ui().closeEditMenu(); // always request to show the edit menu in case the mode needs it
 
-         function renderContent(selection) {
-           var container = selection.selectAll('.issues-options-container').data([0]);
-           container = container.enter().append('div').attr('class', 'issues-options-container').merge(container);
-           var data = [{
-             key: 'what',
-             values: ['edited', 'all']
-           }, {
-             key: 'where',
-             values: ['visible', 'all']
-           }];
-           var options = container.selectAll('.issues-option').data(data, function (d) {
-             return d.key;
-           });
-           var optionsEnter = options.enter().append('div').attr('class', function (d) {
-             return 'issues-option issues-option-' + d.key;
-           });
-           optionsEnter.append('div').attr('class', 'issues-option-title').html(function (d) {
-             return _t.html('issues.options.' + d.key + '.title');
-           });
-           var valuesEnter = optionsEnter.selectAll('label').data(function (d) {
-             return d.values.map(function (val) {
-               return {
-                 value: val,
-                 key: d.key
-               };
-             });
-           }).enter().append('label');
-           valuesEnter.append('input').attr('type', 'radio').attr('name', function (d) {
-             return 'issues-option-' + d.key;
-           }).attr('value', function (d) {
-             return d.value;
-           }).property('checked', function (d) {
-             return getOptions()[d.key] === d.value;
-           }).on('change', function (d3_event, d) {
-             updateOptionValue(d3_event, d.key, d.value);
-           });
-           valuesEnter.append('span').html(function (d) {
-             return _t.html('issues.options.' + d.key + '.' + d.value);
-           });
+           if (showMenu) context.ui().showEditMenu(point, interactionType);
+           resetProperties();
          }
 
-         function getOptions() {
-           return {
-             what: corePreferences('validate-what') || 'edited',
-             // 'all', 'edited'
-             where: corePreferences('validate-where') || 'all' // 'all', 'visible'
+         function cancelLongPress() {
+           if (_longPressTimeout) window.clearTimeout(_longPressTimeout);
+           _longPressTimeout = null;
+         }
 
-           };
+         function resetProperties() {
+           cancelLongPress();
+           _showMenu = false;
+           _lastInteractionType = null; // don't reset _lastMouseEvent since it might still be useful
          }
 
-         function updateOptionValue(d3_event, d, val) {
-           if (!val && d3_event && d3_event.target) {
-             val = d3_event.target.value;
-           }
+         function behavior(selection) {
+           resetProperties();
+           _lastMouseEvent = context.map().lastPointerEvent();
+           select(window).on('keydown.select', keydown).on('keyup.select', keyup).on(_pointerPrefix + 'move.select', pointermove, true).on(_pointerPrefix + 'up.select', pointerup, true).on('pointercancel.select', pointercancel, true).on('contextmenu.select-window', function (d3_event) {
+             // Edge and IE really like to show the contextmenu on the
+             // menubar when user presses a keyboard menu button
+             // even after we've already preventdefaulted the key event.
+             var e = d3_event;
 
-           corePreferences('validate-' + d, val);
-           context.validator().validate();
+             if (+e.clientX === 0 && +e.clientY === 0) {
+               d3_event.preventDefault();
+             }
+           });
+           selection.on(_pointerPrefix + 'down.select', pointerdown).on('contextmenu.select', contextmenu);
+           /*if (d3_event && d3_event.shiftKey) {
+               context.surface()
+                   .classed('behavior-multiselect', true);
+           }*/
          }
 
-         return section;
-       }
-
-       function uiSectionValidationRules(context) {
-         var MINSQUARE = 0;
-         var MAXSQUARE = 20;
-         var DEFAULTSQUARE = 5; // see also unsquare_way.js
+         behavior.off = function (selection) {
+           cancelLongPress();
+           select(window).on('keydown.select', null).on('keyup.select', null).on('contextmenu.select-window', null).on(_pointerPrefix + 'move.select', null, true).on(_pointerPrefix + 'up.select', null, true).on('pointercancel.select', null, true);
+           selection.on(_pointerPrefix + 'down.select', null).on('contextmenu.select', null);
+           context.surface().classed('behavior-multiselect', false);
+         };
 
-         var section = uiSection('issues-rules', context).disclosureContent(renderDisclosureContent).label(_t.html('issues.rules.title'));
+         return behavior;
+       }
 
-         var _ruleKeys = context.validator().getRuleKeys().filter(function (key) {
-           return key !== 'maprules';
-         }).sort(function (key1, key2) {
-           // alphabetize by localized title
-           return _t('issues.' + key1 + '.title') < _t('issues.' + key2 + '.title') ? -1 : 1;
+       function operationContinue(context, selectedIDs) {
+         var _entities = selectedIDs.map(function (id) {
+           return context.graph().entity(id);
          });
 
-         function renderDisclosureContent(selection) {
-           var container = selection.selectAll('.issues-rulelist-container').data([0]);
-           var containerEnter = container.enter().append('div').attr('class', 'issues-rulelist-container');
-           containerEnter.append('ul').attr('class', 'layer-list issue-rules-list');
-           var ruleLinks = containerEnter.append('div').attr('class', 'issue-rules-links section-footer');
-           ruleLinks.append('a').attr('class', 'issue-rules-link').attr('href', '#').html(_t.html('issues.disable_all')).on('click', function (d3_event) {
-             d3_event.preventDefault();
-             context.validator().disableRules(_ruleKeys);
-           });
-           ruleLinks.append('a').attr('class', 'issue-rules-link').attr('href', '#').html(_t.html('issues.enable_all')).on('click', function (d3_event) {
-             d3_event.preventDefault();
-             context.validator().disableRules([]);
-           }); // Update
+         var _geometries = Object.assign({
+           line: [],
+           vertex: []
+         }, utilArrayGroupBy(_entities, function (entity) {
+           return entity.geometry(context.graph());
+         }));
 
-           container = container.merge(containerEnter);
-           container.selectAll('.issue-rules-list').call(drawListItems, _ruleKeys, 'checkbox', 'rule', toggleRule, isRuleEnabled);
+         var _vertex = _geometries.vertex.length && _geometries.vertex[0];
+
+         function candidateWays() {
+           return _vertex ? context.graph().parentWays(_vertex).filter(function (parent) {
+             return parent.geometry(context.graph()) === 'line' && !parent.isClosed() && parent.affix(_vertex.id) && (_geometries.line.length === 0 || _geometries.line[0] === parent);
+           }) : [];
          }
 
-         function drawListItems(selection, data, type, name, change, active) {
-           var items = selection.selectAll('li').data(data); // Exit
+         var _candidates = candidateWays();
 
-           items.exit().remove(); // Enter
+         var operation = function operation() {
+           var candidate = _candidates[0];
+           context.enter(modeDrawLine(context, candidate.id, context.graph(), 'line', candidate.affix(_vertex.id), true));
+         };
 
-           var enter = items.enter().append('li');
+         operation.relatedEntityIds = function () {
+           return _candidates.length ? [_candidates[0].id] : [];
+         };
 
-           if (name === 'rule') {
-             enter.call(uiTooltip().title(function (d) {
-               return _t.html('issues.' + d + '.tip');
-             }).placement('top'));
+         operation.available = function () {
+           return _geometries.vertex.length === 1 && _geometries.line.length <= 1 && !context.features().hasHiddenConnections(_vertex, context.graph());
+         };
+
+         operation.disabled = function () {
+           if (_candidates.length === 0) {
+             return 'not_eligible';
+           } else if (_candidates.length > 1) {
+             return 'multiple';
            }
 
-           var label = enter.append('label');
-           label.append('input').attr('type', type).attr('name', name).on('change', change);
-           label.append('span').html(function (d) {
-             var params = {};
+           return false;
+         };
 
-             if (d === 'unsquare_way') {
-               params.val = '<span class="square-degrees"></span>';
-             }
+         operation.tooltip = function () {
+           var disable = operation.disabled();
+           return disable ? _t('operations.continue.' + disable) : _t('operations.continue.description');
+         };
 
-             return _t.html('issues.' + d + '.title', params);
-           }); // Update
+         operation.annotation = function () {
+           return _t('operations.continue.annotation.line');
+         };
 
-           items = items.merge(enter);
-           items.classed('active', active).selectAll('input').property('checked', active).property('indeterminate', false); // user-configurable square threshold
+         operation.id = 'continue';
+         operation.keys = [_t('operations.continue.key')];
+         operation.title = _t('operations.continue.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
-           var degStr = corePreferences('validate-square-degrees');
+       function operationCopy(context, selectedIDs) {
+         function getFilteredIdsToCopy() {
+           return selectedIDs.filter(function (selectedID) {
+             var entity = context.graph().hasEntity(selectedID); // don't copy untagged vertices separately from ways
 
-           if (degStr === null) {
-             degStr = DEFAULTSQUARE.toString();
+             return entity.hasInterestingTags() || entity.geometry(context.graph()) !== 'vertex';
+           });
+         }
+
+         var operation = function operation() {
+           var graph = context.graph();
+           var selected = groupEntities(getFilteredIdsToCopy(), graph);
+           var canCopy = [];
+           var skip = {};
+           var entity;
+           var i;
+
+           for (i = 0; i < selected.relation.length; i++) {
+             entity = selected.relation[i];
+
+             if (!skip[entity.id] && entity.isComplete(graph)) {
+               canCopy.push(entity.id);
+               skip = getDescendants(entity.id, graph, skip);
+             }
            }
 
-           var span = items.selectAll('.square-degrees');
-           var input = span.selectAll('.square-degrees-input').data([0]); // enter / update
+           for (i = 0; i < selected.way.length; i++) {
+             entity = selected.way[i];
 
-           input.enter().append('input').attr('type', 'number').attr('min', MINSQUARE.toString()).attr('max', MAXSQUARE.toString()).attr('step', '0.5').attr('class', 'square-degrees-input').call(utilNoAuto).on('click', function (d3_event) {
-             d3_event.preventDefault();
-             d3_event.stopPropagation();
-             this.select();
-           }).on('keyup', function (d3_event) {
-             if (d3_event.keyCode === 13) {
-               // ↩ Return
-               this.blur();
-               this.select();
+             if (!skip[entity.id]) {
+               canCopy.push(entity.id);
+               skip = getDescendants(entity.id, graph, skip);
              }
-           }).on('blur', changeSquare).merge(input).property('value', degStr);
-         }
+           }
 
-         function changeSquare() {
-           var input = select(this);
-           var degStr = utilGetSetValue(input).trim();
-           var degNum = parseFloat(degStr, 10);
+           for (i = 0; i < selected.node.length; i++) {
+             entity = selected.node[i];
 
-           if (!isFinite(degNum)) {
-             degNum = DEFAULTSQUARE;
-           } else if (degNum > MAXSQUARE) {
-             degNum = MAXSQUARE;
-           } else if (degNum < MINSQUARE) {
-             degNum = MINSQUARE;
+             if (!skip[entity.id]) {
+               canCopy.push(entity.id);
+             }
            }
 
-           degNum = Math.round(degNum * 10) / 10; // round to 1 decimal
+           context.copyIDs(canCopy);
 
-           degStr = degNum.toString();
-           input.property('value', degStr);
-           corePreferences('validate-square-degrees', degStr);
-           context.validator().reloadUnsquareIssues();
-         }
+           if (_point && (canCopy.length !== 1 || graph.entity(canCopy[0]).type !== 'node')) {
+             // store the anchor coordinates if copying more than a single node
+             context.copyLonLat(context.projection.invert(_point));
+           } else {
+             context.copyLonLat(null);
+           }
+         };
 
-         function isRuleEnabled(d) {
-           return context.validator().isRuleEnabled(d);
+         function groupEntities(ids, graph) {
+           var entities = ids.map(function (id) {
+             return graph.entity(id);
+           });
+           return Object.assign({
+             relation: [],
+             way: [],
+             node: []
+           }, utilArrayGroupBy(entities, 'type'));
          }
 
-         function toggleRule(d3_event, d) {
-           context.validator().toggleRule(d);
-         }
+         function getDescendants(id, graph, descendants) {
+           var entity = graph.entity(id);
+           var children;
+           descendants = descendants || {};
 
-         context.validator().on('validated.uiSectionValidationRules', function () {
-           window.requestIdleCallback(section.reRender);
-         });
-         return section;
-       }
+           if (entity.type === 'relation') {
+             children = entity.members.map(function (m) {
+               return m.id;
+             });
+           } else if (entity.type === 'way') {
+             children = entity.nodes;
+           } else {
+             children = [];
+           }
 
-       function uiSectionValidationStatus(context) {
-         var section = uiSection('issues-status', context).content(renderContent).shouldDisplay(function () {
-           var issues = context.validator().getIssues(getOptions());
-           return issues.length === 0;
-         });
+           for (var i = 0; i < children.length; i++) {
+             if (!descendants[children[i]]) {
+               descendants[children[i]] = true;
+               descendants = getDescendants(children[i], graph, descendants);
+             }
+           }
 
-         function getOptions() {
-           return {
-             what: corePreferences('validate-what') || 'edited',
-             where: corePreferences('validate-where') || 'all'
-           };
+           return descendants;
          }
 
-         function renderContent(selection) {
-           var box = selection.selectAll('.box').data([0]);
-           var boxEnter = box.enter().append('div').attr('class', 'box');
-           boxEnter.append('div').call(svgIcon('#iD-icon-apply', 'pre-text'));
-           var noIssuesMessage = boxEnter.append('span');
-           noIssuesMessage.append('strong').attr('class', 'message');
-           noIssuesMessage.append('br');
-           noIssuesMessage.append('span').attr('class', 'details');
-           renderIgnoredIssuesReset(selection);
-           setNoIssuesText(selection);
-         }
+         operation.available = function () {
+           return getFilteredIdsToCopy().length > 0;
+         };
 
-         function renderIgnoredIssuesReset(selection) {
-           var ignoredIssues = context.validator().getIssues({
-             what: 'all',
-             where: 'all',
-             includeDisabledRules: true,
-             includeIgnored: 'only'
-           });
-           var resetIgnored = selection.selectAll('.reset-ignored').data(ignoredIssues.length ? [0] : []); // exit
+         operation.disabled = function () {
+           var extent = utilTotalExtent(getFilteredIdsToCopy(), context.graph());
 
-           resetIgnored.exit().remove(); // enter
+           if (extent.percentContainedIn(context.map().extent()) < 0.8) {
+             return 'too_large';
+           }
 
-           var resetIgnoredEnter = resetIgnored.enter().append('div').attr('class', 'reset-ignored section-footer');
-           resetIgnoredEnter.append('a').attr('href', '#'); // update
+           return false;
+         };
 
-           resetIgnored = resetIgnored.merge(resetIgnoredEnter);
-           resetIgnored.select('a').html(_t('inspector.title_count', {
-             title: _t.html('issues.reset_ignored'),
-             count: ignoredIssues.length
-           }));
-           resetIgnored.on('click', function (d3_event) {
-             d3_event.preventDefault();
-             context.validator().resetIgnoredIssues();
+         operation.availableForKeypress = function () {
+           var selection = window.getSelection && window.getSelection(); // if the user has text selected then let them copy that, not the selected feature
+
+           return !selection || !selection.toString();
+         };
+
+         operation.tooltip = function () {
+           var disable = operation.disabled();
+           return disable ? _t('operations.copy.' + disable, {
+             n: selectedIDs.length
+           }) : _t('operations.copy.description', {
+             n: selectedIDs.length
            });
-         }
+         };
 
-         function setNoIssuesText(selection) {
-           var opts = getOptions();
+         operation.annotation = function () {
+           return _t('operations.copy.annotation', {
+             n: selectedIDs.length
+           });
+         };
 
-           function checkForHiddenIssues(cases) {
-             for (var type in cases) {
-               var hiddenOpts = cases[type];
-               var hiddenIssues = context.validator().getIssues(hiddenOpts);
+         var _point;
 
-               if (hiddenIssues.length) {
-                 selection.select('.box .details').html(_t.html('issues.no_issues.hidden_issues.' + type, {
-                   count: hiddenIssues.length.toString()
-                 }));
-                 return;
-               }
-             }
+         operation.point = function (val) {
+           _point = val;
+           return operation;
+         };
 
-             selection.select('.box .details').html(_t.html('issues.no_issues.hidden_issues.none'));
-           }
+         operation.id = 'copy';
+         operation.keys = [uiCmd('⌘C')];
+         operation.title = _t('operations.copy.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
-           var messageType;
+       function operationDisconnect(context, selectedIDs) {
+         var _vertexIDs = [];
+         var _wayIDs = [];
+         var _otherIDs = [];
+         var _actions = [];
+         selectedIDs.forEach(function (id) {
+           var entity = context.entity(id);
 
-           if (opts.what === 'edited' && opts.where === 'visible') {
-             messageType = 'edits_in_view';
-             checkForHiddenIssues({
-               elsewhere: {
-                 what: 'edited',
-                 where: 'all'
-               },
-               everything_else: {
-                 what: 'all',
-                 where: 'visible'
-               },
-               disabled_rules: {
-                 what: 'edited',
-                 where: 'visible',
-                 includeDisabledRules: 'only'
-               },
-               everything_else_elsewhere: {
-                 what: 'all',
-                 where: 'all'
-               },
-               disabled_rules_elsewhere: {
-                 what: 'edited',
-                 where: 'all',
-                 includeDisabledRules: 'only'
-               },
-               ignored_issues: {
-                 what: 'edited',
-                 where: 'visible',
-                 includeIgnored: 'only'
-               },
-               ignored_issues_elsewhere: {
-                 what: 'edited',
-                 where: 'all',
-                 includeIgnored: 'only'
-               }
-             });
-           } else if (opts.what === 'edited' && opts.where === 'all') {
-             messageType = 'edits';
-             checkForHiddenIssues({
-               everything_else: {
-                 what: 'all',
-                 where: 'all'
-               },
-               disabled_rules: {
-                 what: 'edited',
-                 where: 'all',
-                 includeDisabledRules: 'only'
-               },
-               ignored_issues: {
-                 what: 'edited',
-                 where: 'all',
-                 includeIgnored: 'only'
-               }
-             });
-           } else if (opts.what === 'all' && opts.where === 'visible') {
-             messageType = 'everything_in_view';
-             checkForHiddenIssues({
-               elsewhere: {
-                 what: 'all',
-                 where: 'all'
-               },
-               disabled_rules: {
-                 what: 'all',
-                 where: 'visible',
-                 includeDisabledRules: 'only'
-               },
-               disabled_rules_elsewhere: {
-                 what: 'all',
-                 where: 'all',
-                 includeDisabledRules: 'only'
-               },
-               ignored_issues: {
-                 what: 'all',
-                 where: 'visible',
-                 includeIgnored: 'only'
-               },
-               ignored_issues_elsewhere: {
-                 what: 'all',
-                 where: 'all',
-                 includeIgnored: 'only'
-               }
-             });
-           } else if (opts.what === 'all' && opts.where === 'all') {
-             messageType = 'everything';
-             checkForHiddenIssues({
-               disabled_rules: {
-                 what: 'all',
-                 where: 'all',
-                 includeDisabledRules: 'only'
-               },
-               ignored_issues: {
-                 what: 'all',
-                 where: 'all',
-                 includeIgnored: 'only'
-               }
-             });
+           if (entity.type === 'way') {
+             _wayIDs.push(id);
+           } else if (entity.geometry(context.graph()) === 'vertex') {
+             _vertexIDs.push(id);
+           } else {
+             _otherIDs.push(id);
            }
+         });
 
-           if (opts.what === 'edited' && context.history().difference().summary().length === 0) {
-             messageType = 'no_edits';
-           }
+         var _coords,
+             _descriptionID = '',
+             _annotationID = 'features';
 
-           selection.select('.box .message').html(_t.html('issues.no_issues.message.' + messageType));
-         }
+         var _disconnectingVertexIds = [];
+         var _disconnectingWayIds = [];
 
-         context.validator().on('validated.uiSectionValidationStatus', function () {
-           window.requestIdleCallback(section.reRender);
-         });
-         context.map().on('move.uiSectionValidationStatus', debounce(function () {
-           window.requestIdleCallback(section.reRender);
-         }, 1000));
-         return section;
-       }
+         if (_vertexIDs.length > 0) {
+           // At the selected vertices, disconnect the selected ways, if any, else
+           // disconnect all connected ways
+           _disconnectingVertexIds = _vertexIDs;
 
-       function uiPaneIssues(context) {
-         var issuesPane = uiPane('issues', context).key(_t('issues.key')).label(_t.html('issues.title')).description(_t.html('issues.title')).iconName('iD-icon-alert').sections([uiSectionValidationOptions(context), uiSectionValidationStatus(context), uiSectionValidationIssues('issues-errors', 'error', context), uiSectionValidationIssues('issues-warnings', 'warning', context), uiSectionValidationRules(context)]);
-         return issuesPane;
-       }
+           _vertexIDs.forEach(function (vertexID) {
+             var action = actionDisconnect(vertexID);
 
-       function uiSettingsCustomData(context) {
-         var dispatch$1 = dispatch('change');
+             if (_wayIDs.length > 0) {
+               var waysIDsForVertex = _wayIDs.filter(function (wayID) {
+                 var way = context.entity(wayID);
+                 return way.nodes.indexOf(vertexID) !== -1;
+               });
 
-         function render(selection) {
-           var dataLayer = context.layers().layer('data'); // keep separate copies of original and current settings
+               action.limitWays(waysIDsForVertex);
+             }
 
-           var _origSettings = {
-             fileList: dataLayer && dataLayer.fileList() || null,
-             url: corePreferences('settings-custom-data-url')
-           };
-           var _currSettings = {
-             fileList: dataLayer && dataLayer.fileList() || null,
-             url: corePreferences('settings-custom-data-url')
-           }; // var example = 'https://{switch:a,b,c}.tile.openstreetmap.org/{zoom}/{x}/{y}.png';
+             _actions.push(action);
 
-           var modal = uiConfirm(selection).okButton();
-           modal.classed('settings-modal settings-custom-data', true);
-           modal.select('.modal-section.header').append('h3').html(_t.html('settings.custom_data.header'));
-           var textSection = modal.select('.modal-section.message-text');
-           textSection.append('pre').attr('class', 'instructions-file').html(_t.html('settings.custom_data.file.instructions'));
-           textSection.append('input').attr('class', 'field-file').attr('type', 'file').property('files', _currSettings.fileList) // works for all except IE11
-           .on('change', function (d3_event) {
-             var files = d3_event.target.files;
+             _disconnectingWayIds = _disconnectingWayIds.concat(context.graph().parentWays(context.graph().entity(vertexID)).map(function (d) {
+               return d.id;
+             }));
+           });
 
-             if (files && files.length) {
-               _currSettings.url = '';
-               textSection.select('.field-url').property('value', '');
-               _currSettings.fileList = files;
-             } else {
-               _currSettings.fileList = null;
-             }
+           _disconnectingWayIds = utilArrayUniq(_disconnectingWayIds).filter(function (id) {
+             return _wayIDs.indexOf(id) === -1;
+           });
+           _descriptionID += _actions.length === 1 ? 'single_point.' : 'multiple_points.';
+
+           if (_wayIDs.length === 1) {
+             _descriptionID += 'single_way.' + context.graph().geometry(_wayIDs[0]);
+           } else {
+             _descriptionID += _wayIDs.length === 0 ? 'no_ways' : 'multiple_ways';
+           }
+         } else if (_wayIDs.length > 0) {
+           // Disconnect the selected ways from each other, if they're connected,
+           // else disconnect them from all connected ways
+           var ways = _wayIDs.map(function (id) {
+             return context.entity(id);
            });
-           textSection.append('h4').html(_t.html('settings.custom_data.or'));
-           textSection.append('pre').attr('class', 'instructions-url').html(_t.html('settings.custom_data.url.instructions'));
-           textSection.append('textarea').attr('class', 'field-url').attr('placeholder', _t('settings.custom_data.url.placeholder')).call(utilNoAuto).property('value', _currSettings.url); // insert a cancel button
 
-           var buttonSection = modal.select('.modal-section.buttons');
-           buttonSection.insert('button', '.ok-button').attr('class', 'button cancel-button secondary-action').html(_t.html('confirm.cancel'));
-           buttonSection.select('.cancel-button').on('click.cancel', clickCancel);
-           buttonSection.select('.ok-button').attr('disabled', isSaveDisabled).on('click.save', clickSave);
+           var nodes = utilGetAllNodes(_wayIDs, context.graph());
+           _coords = nodes.map(function (n) {
+             return n.loc;
+           }); // actions for connected nodes shared by at least two selected ways
 
-           function isSaveDisabled() {
-             return null;
-           } // restore the original url
+           var sharedActions = [];
+           var sharedNodes = []; // actions for connected nodes
 
+           var unsharedActions = [];
+           var unsharedNodes = [];
+           nodes.forEach(function (node) {
+             var action = actionDisconnect(node.id).limitWays(_wayIDs);
 
-           function clickCancel() {
-             textSection.select('.field-url').property('value', _origSettings.url);
-             corePreferences('settings-custom-data-url', _origSettings.url);
-             this.blur();
-             modal.close();
-           } // accept the current url
+             if (action.disabled(context.graph()) !== 'not_connected') {
+               var count = 0;
 
+               for (var i in ways) {
+                 var way = ways[i];
 
-           function clickSave() {
-             _currSettings.url = textSection.select('.field-url').property('value').trim(); // one or the other but not both
+                 if (way.nodes.indexOf(node.id) !== -1) {
+                   count += 1;
+                 }
 
-             if (_currSettings.url) {
-               _currSettings.fileList = null;
-             }
+                 if (count > 1) break;
+               }
 
-             if (_currSettings.fileList) {
-               _currSettings.url = '';
+               if (count > 1) {
+                 sharedActions.push(action);
+                 sharedNodes.push(node);
+               } else {
+                 unsharedActions.push(action);
+                 unsharedNodes.push(node);
+               }
              }
+           });
+           _descriptionID += 'no_points.';
+           _descriptionID += _wayIDs.length === 1 ? 'single_way.' : 'multiple_ways.';
 
-             corePreferences('settings-custom-data-url', _currSettings.url);
-             this.blur();
-             modal.close();
-             dispatch$1.call('change', this, _currSettings);
+           if (sharedActions.length) {
+             // if any nodes are shared, only disconnect the selected ways from each other
+             _actions = sharedActions;
+             _disconnectingVertexIds = sharedNodes.map(function (node) {
+               return node.id;
+             });
+             _descriptionID += 'conjoined';
+             _annotationID = 'from_each_other';
+           } else {
+             // if no nodes are shared, disconnect the selected ways from all connected ways
+             _actions = unsharedActions;
+             _disconnectingVertexIds = unsharedNodes.map(function (node) {
+               return node.id;
+             });
+
+             if (_wayIDs.length === 1) {
+               _descriptionID += context.graph().geometry(_wayIDs[0]);
+             } else {
+               _descriptionID += 'separate';
+             }
            }
          }
 
-         return utilRebind(render, dispatch$1, 'on');
-       }
+         var _extent = utilTotalExtent(_disconnectingVertexIds, context.graph());
 
-       function uiSectionDataLayers(context) {
-         var settingsCustomData = uiSettingsCustomData(context).on('change', customChanged);
-         var layers = context.layers();
-         var section = uiSection('data-layers', context).label(_t.html('map_data.data_layers')).disclosureContent(renderDisclosureContent);
+         var operation = function operation() {
+           context.perform(function (graph) {
+             return _actions.reduce(function (graph, action) {
+               return action(graph);
+             }, graph);
+           }, operation.annotation());
+           context.validator().validate();
+         };
 
-         function renderDisclosureContent(selection) {
-           var container = selection.selectAll('.data-layer-container').data([0]);
-           container.enter().append('div').attr('class', 'data-layer-container').merge(container).call(drawOsmItems).call(drawQAItems).call(drawCustomDataItems).call(drawVectorItems) // Beta - Detroit mapping challenge
-           .call(drawPanelItems);
-         }
+         operation.relatedEntityIds = function () {
+           if (_vertexIDs.length) {
+             return _disconnectingWayIds;
+           }
 
-         function showsLayer(which) {
-           var layer = layers.layer(which);
+           return _disconnectingVertexIds;
+         };
 
-           if (layer) {
-             return layer.enabled();
+         operation.available = function () {
+           if (_actions.length === 0) return false;
+           if (_otherIDs.length !== 0) return false;
+           if (_vertexIDs.length !== 0 && _wayIDs.length !== 0 && !_wayIDs.every(function (wayID) {
+             return _vertexIDs.some(function (vertexID) {
+               var way = context.entity(wayID);
+               return way.nodes.indexOf(vertexID) !== -1;
+             });
+           })) return false;
+           return true;
+         };
+
+         operation.disabled = function () {
+           var reason;
+
+           for (var actionIndex in _actions) {
+             reason = _actions[actionIndex].disabled(context.graph());
+             if (reason) return reason;
+           }
+
+           if (_extent && _extent.percentContainedIn(context.map().extent()) < 0.8) {
+             return 'too_large.' + ((_vertexIDs.length ? _vertexIDs : _wayIDs).length === 1 ? 'single' : 'multiple');
+           } else if (_coords && someMissing()) {
+             return 'not_downloaded';
+           } else if (selectedIDs.some(context.hasHiddenConnections)) {
+             return 'connected_to_hidden';
            }
 
            return false;
-         }
 
-         function setLayer(which, enabled) {
-           // Don't allow layer changes while drawing - #6584
-           var mode = context.mode();
-           if (mode && /^draw/.test(mode.id)) return;
-           var layer = layers.layer(which);
+           function someMissing() {
+             if (context.inIntro()) return false;
+             var osm = context.connection();
 
-           if (layer) {
-             layer.enabled(enabled);
+             if (osm) {
+               var missing = _coords.filter(function (loc) {
+                 return !osm.isDataLoaded(loc);
+               });
 
-             if (!enabled && (which === 'osm' || which === 'notes')) {
-               context.enter(modeBrowse(context));
+               if (missing.length) {
+                 missing.forEach(function (loc) {
+                   context.loadTileAtLoc(loc);
+                 });
+                 return true;
+               }
              }
+
+             return false;
            }
-         }
+         };
 
-         function toggleLayer(which) {
-           setLayer(which, !showsLayer(which));
-         }
+         operation.tooltip = function () {
+           var disable = operation.disabled();
 
-         function drawOsmItems(selection) {
-           var osmKeys = ['osm', 'notes'];
-           var osmLayers = layers.all().filter(function (obj) {
-             return osmKeys.indexOf(obj.id) !== -1;
-           });
-           var ul = selection.selectAll('.layer-list-osm').data([0]);
-           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-osm').merge(ul);
-           var li = ul.selectAll('.list-item').data(osmLayers);
-           li.exit().remove();
-           var liEnter = li.enter().append('li').attr('class', function (d) {
-             return 'list-item list-item-' + d.id;
-           });
-           var labelEnter = liEnter.append('label').each(function (d) {
-             if (d.id === 'osm') {
-               select(this).call(uiTooltip().title(_t.html('map_data.layers.' + d.id + '.tooltip')).keys([uiCmd('⌥' + _t('area_fill.wireframe.key'))]).placement('bottom'));
-             } else {
-               select(this).call(uiTooltip().title(_t.html('map_data.layers.' + d.id + '.tooltip')).placement('bottom'));
-             }
-           });
-           labelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event, d) {
-             toggleLayer(d.id);
-           });
-           labelEnter.append('span').html(function (d) {
-             return _t.html('map_data.layers.' + d.id + '.title');
-           }); // Update
+           if (disable) {
+             return _t('operations.disconnect.' + disable);
+           }
 
-           li.merge(liEnter).classed('active', function (d) {
-             return d.layer.enabled();
-           }).selectAll('input').property('checked', function (d) {
-             return d.layer.enabled();
-           });
-         }
+           return _t('operations.disconnect.description.' + _descriptionID);
+         };
 
-         function drawQAItems(selection) {
-           var qaKeys = ['keepRight', 'improveOSM', 'osmose'];
-           var qaLayers = layers.all().filter(function (obj) {
-             return qaKeys.indexOf(obj.id) !== -1;
-           });
-           var ul = selection.selectAll('.layer-list-qa').data([0]);
-           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-qa').merge(ul);
-           var li = ul.selectAll('.list-item').data(qaLayers);
-           li.exit().remove();
-           var liEnter = li.enter().append('li').attr('class', function (d) {
-             return 'list-item list-item-' + d.id;
-           });
-           var labelEnter = liEnter.append('label').each(function (d) {
-             select(this).call(uiTooltip().title(_t.html('map_data.layers.' + d.id + '.tooltip')).placement('bottom'));
-           });
-           labelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event, d) {
-             toggleLayer(d.id);
-           });
-           labelEnter.append('span').html(function (d) {
-             return _t.html('map_data.layers.' + d.id + '.title');
-           }); // Update
+         operation.annotation = function () {
+           return _t('operations.disconnect.annotation.' + _annotationID);
+         };
 
-           li.merge(liEnter).classed('active', function (d) {
-             return d.layer.enabled();
-           }).selectAll('input').property('checked', function (d) {
-             return d.layer.enabled();
-           });
-         } // Beta feature - sample vector layers to support Detroit Mapping Challenge
-         // https://github.com/osmus/detroit-mapping-challenge
+         operation.id = 'disconnect';
+         operation.keys = [_t('operations.disconnect.key')];
+         operation.title = _t('operations.disconnect.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
+       function operationDowngrade(context, selectedIDs) {
+         var _affectedFeatureCount = 0;
 
-         function drawVectorItems(selection) {
-           var dataLayer = layers.layer('data');
-           var vtData = [{
-             name: 'Detroit Neighborhoods/Parks',
-             src: 'neighborhoods-parks',
-             tooltip: 'Neighborhood boundaries and parks as compiled by City of Detroit in concert with community groups.',
-             template: 'https://{switch:a,b,c,d}.tiles.mapbox.com/v4/jonahadkins.cjksmur6x34562qp9iv1u3ksf-54hev,jonahadkins.cjksmqxdx33jj2wp90xd9x2md-4e5y2/{z}/{x}/{y}.vector.pbf?access_token=pk.eyJ1Ijoiam9uYWhhZGtpbnMiLCJhIjoiRlVVVkx3VSJ9.9sdVEK_B_VkEXPjssU5MqA'
-           }, {
-             name: 'Detroit Composite POIs',
-             src: 'composite-poi',
-             tooltip: 'Fire Inspections, Business Licenses, and other public location data collated from the City of Detroit.',
-             template: 'https://{switch:a,b,c,d}.tiles.mapbox.com/v4/jonahadkins.cjksmm6a02sli31myxhsr7zf3-2sw8h/{z}/{x}/{y}.vector.pbf?access_token=pk.eyJ1Ijoiam9uYWhhZGtpbnMiLCJhIjoiRlVVVkx3VSJ9.9sdVEK_B_VkEXPjssU5MqA'
-           }, {
-             name: 'Detroit All-The-Places POIs',
-             src: 'alltheplaces-poi',
-             tooltip: 'Public domain business location data created by web scrapers.',
-             template: 'https://{switch:a,b,c,d}.tiles.mapbox.com/v4/jonahadkins.cjksmswgk340g2vo06p1w9w0j-8fjjc/{z}/{x}/{y}.vector.pbf?access_token=pk.eyJ1Ijoiam9uYWhhZGtpbnMiLCJhIjoiRlVVVkx3VSJ9.9sdVEK_B_VkEXPjssU5MqA'
-           }]; // Only show this if the map is around Detroit..
+         var _downgradeType = downgradeTypeForEntityIDs(selectedIDs);
 
-           var detroit = geoExtent([-83.5, 42.1], [-82.8, 42.5]);
-           var showVectorItems = context.map().zoom() > 9 && detroit.contains(context.map().center());
-           var container = selection.selectAll('.vectortile-container').data(showVectorItems ? [0] : []);
-           container.exit().remove();
-           var containerEnter = container.enter().append('div').attr('class', 'vectortile-container');
-           containerEnter.append('h4').attr('class', 'vectortile-header').html('Detroit Vector Tiles (Beta)');
-           containerEnter.append('ul').attr('class', 'layer-list layer-list-vectortile');
-           containerEnter.append('div').attr('class', 'vectortile-footer').append('a').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).attr('href', 'https://github.com/osmus/detroit-mapping-challenge').append('span').html('About these layers');
-           container = container.merge(containerEnter);
-           var ul = container.selectAll('.layer-list-vectortile');
-           var li = ul.selectAll('.list-item').data(vtData);
-           li.exit().remove();
-           var liEnter = li.enter().append('li').attr('class', function (d) {
-             return 'list-item list-item-' + d.src;
-           });
-           var labelEnter = liEnter.append('label').each(function (d) {
-             select(this).call(uiTooltip().title(d.tooltip).placement('top'));
-           });
-           labelEnter.append('input').attr('type', 'radio').attr('name', 'vectortile').on('change', selectVTLayer);
-           labelEnter.append('span').html(function (d) {
-             return d.name;
-           }); // Update
+         var _multi = _affectedFeatureCount === 1 ? 'single' : 'multiple';
 
-           li.merge(liEnter).classed('active', isVTLayerSelected).selectAll('input').property('checked', isVTLayerSelected);
+         function downgradeTypeForEntityIDs(entityIds) {
+           var downgradeType;
+           _affectedFeatureCount = 0;
 
-           function isVTLayerSelected(d) {
-             return dataLayer && dataLayer.template() === d.template;
-           }
+           for (var i in entityIds) {
+             var entityID = entityIds[i];
+             var type = downgradeTypeForEntityID(entityID);
 
-           function selectVTLayer(d3_event, d) {
-             corePreferences('settings-custom-data-url', d.template);
+             if (type) {
+               _affectedFeatureCount += 1;
 
-             if (dataLayer) {
-               dataLayer.template(d.template, d.src);
-               dataLayer.enabled(true);
+               if (downgradeType && type !== downgradeType) {
+                 if (downgradeType !== 'generic' && type !== 'generic') {
+                   downgradeType = 'building_address';
+                 } else {
+                   downgradeType = 'generic';
+                 }
+               } else {
+                 downgradeType = type;
+               }
              }
            }
-         }
-
-         function drawCustomDataItems(selection) {
-           var dataLayer = layers.layer('data');
-           var hasData = dataLayer && dataLayer.hasData();
-           var showsData = hasData && dataLayer.enabled();
-           var ul = selection.selectAll('.layer-list-data').data(dataLayer ? [0] : []); // Exit
-
-           ul.exit().remove(); // Enter
-
-           var ulEnter = ul.enter().append('ul').attr('class', 'layer-list layer-list-data');
-           var liEnter = ulEnter.append('li').attr('class', 'list-item-data');
-           var labelEnter = liEnter.append('label').call(uiTooltip().title(_t.html('map_data.layers.custom.tooltip')).placement('top'));
-           labelEnter.append('input').attr('type', 'checkbox').on('change', function () {
-             toggleLayer('data');
-           });
-           labelEnter.append('span').html(_t.html('map_data.layers.custom.title'));
-           liEnter.append('button').attr('class', 'open-data-options').call(uiTooltip().title(_t.html('settings.custom_data.tooltip')).placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left')).on('click', function (d3_event) {
-             d3_event.preventDefault();
-             editCustom();
-           }).call(svgIcon('#iD-icon-more'));
-           liEnter.append('button').attr('class', 'zoom-to-data').call(uiTooltip().title(_t.html('map_data.layers.custom.zoom')).placement(_mainLocalizer.textDirection() === 'rtl' ? 'right' : 'left')).on('click', function (d3_event) {
-             if (select(this).classed('disabled')) return;
-             d3_event.preventDefault();
-             d3_event.stopPropagation();
-             dataLayer.fitZoom();
-           }).call(svgIcon('#iD-icon-framed-dot', 'monochrome')); // Update
 
-           ul = ul.merge(ulEnter);
-           ul.selectAll('.list-item-data').classed('active', showsData).selectAll('label').classed('deemphasize', !hasData).selectAll('input').property('disabled', !hasData).property('checked', showsData);
-           ul.selectAll('button.zoom-to-data').classed('disabled', !hasData);
-         }
-
-         function editCustom() {
-           context.container().call(settingsCustomData);
+           return downgradeType;
          }
 
-         function customChanged(d) {
-           var dataLayer = layers.layer('data');
+         function downgradeTypeForEntityID(entityID) {
+           var graph = context.graph();
+           var entity = graph.entity(entityID);
+           var preset = _mainPresetIndex.match(entity, graph);
+           if (!preset || preset.isFallback()) return null;
 
-           if (d && d.url) {
-             dataLayer.url(d.url);
-           } else if (d && d.fileList) {
-             dataLayer.fileList(d.fileList);
+           if (entity.type === 'node' && preset.id !== 'address' && Object.keys(entity.tags).some(function (key) {
+             return key.match(/^addr:.{1,}/);
+           })) {
+             return 'address';
            }
-         }
 
-         function drawPanelItems(selection) {
-           var panelsListEnter = selection.selectAll('.md-extras-list').data([0]).enter().append('ul').attr('class', 'layer-list md-extras-list');
-           var historyPanelLabelEnter = panelsListEnter.append('li').attr('class', 'history-panel-toggle-item').append('label').call(uiTooltip().title(_t.html('map_data.history_panel.tooltip')).keys([uiCmd('⌘⇧' + _t('info_panels.history.key'))]).placement('top'));
-           historyPanelLabelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event) {
-             d3_event.preventDefault();
-             context.ui().info.toggle('history');
-           });
-           historyPanelLabelEnter.append('span').html(_t.html('map_data.history_panel.title'));
-           var measurementPanelLabelEnter = panelsListEnter.append('li').attr('class', 'measurement-panel-toggle-item').append('label').call(uiTooltip().title(_t.html('map_data.measurement_panel.tooltip')).keys([uiCmd('⌘⇧' + _t('info_panels.measurement.key'))]).placement('top'));
-           measurementPanelLabelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event) {
-             d3_event.preventDefault();
-             context.ui().info.toggle('measurement');
-           });
-           measurementPanelLabelEnter.append('span').html(_t.html('map_data.measurement_panel.title'));
-         }
-
-         context.layers().on('change.uiSectionDataLayers', section.reRender);
-         context.map().on('move.uiSectionDataLayers', debounce(function () {
-           // Detroit layers may have moved in or out of view
-           window.requestIdleCallback(section.reRender);
-         }, 1000));
-         return section;
-       }
-
-       function uiSectionMapFeatures(context) {
-         var _features = context.features().keys();
+           var geometry = entity.geometry(graph);
 
-         var section = uiSection('map-features', context).label(_t.html('map_data.map_features')).disclosureContent(renderDisclosureContent).expandedByDefault(false);
+           if (geometry === 'area' && entity.tags.building && !preset.tags.building) {
+             return 'building';
+           }
 
-         function renderDisclosureContent(selection) {
-           var container = selection.selectAll('.layer-feature-list-container').data([0]);
-           var containerEnter = container.enter().append('div').attr('class', 'layer-feature-list-container');
-           containerEnter.append('ul').attr('class', 'layer-list layer-feature-list');
-           var footer = containerEnter.append('div').attr('class', 'feature-list-links section-footer');
-           footer.append('a').attr('class', 'feature-list-link').attr('href', '#').html(_t.html('issues.disable_all')).on('click', function (d3_event) {
-             d3_event.preventDefault();
-             context.features().disableAll();
-           });
-           footer.append('a').attr('class', 'feature-list-link').attr('href', '#').html(_t.html('issues.enable_all')).on('click', function (d3_event) {
-             d3_event.preventDefault();
-             context.features().enableAll();
-           }); // Update
+           if (geometry === 'vertex' && Object.keys(entity.tags).length) {
+             return 'generic';
+           }
 
-           container = container.merge(containerEnter);
-           container.selectAll('.layer-feature-list').call(drawListItems, _features, 'checkbox', 'feature', clickFeature, showsFeature);
+           return null;
          }
 
-         function drawListItems(selection, data, type, name, change, active) {
-           var items = selection.selectAll('li').data(data); // Exit
-
-           items.exit().remove(); // Enter
+         var buildingKeysToKeep = ['architect', 'building', 'height', 'layer', 'source', 'type', 'wheelchair'];
+         var addressKeysToKeep = ['source'];
 
-           var enter = items.enter().append('li').call(uiTooltip().title(function (d) {
-             var tip = _t.html(name + '.' + d + '.tooltip');
+         var operation = function operation() {
+           context.perform(function (graph) {
+             for (var i in selectedIDs) {
+               var entityID = selectedIDs[i];
+               var type = downgradeTypeForEntityID(entityID);
+               if (!type) continue;
+               var tags = Object.assign({}, graph.entity(entityID).tags); // shallow copy
 
-             if (autoHiddenFeature(d)) {
-               var msg = showsLayer('osm') ? _t.html('map_data.autohidden') : _t.html('map_data.osmhidden');
-               tip += '<div>' + msg + '</div>';
-             }
+               for (var key in tags) {
+                 if (type === 'address' && addressKeysToKeep.indexOf(key) !== -1) continue;
 
-             return tip;
-           }).placement('top'));
-           var label = enter.append('label');
-           label.append('input').attr('type', type).attr('name', name).on('change', change);
-           label.append('span').html(function (d) {
-             return _t.html(name + '.' + d + '.description');
-           }); // Update
+                 if (type === 'building') {
+                   if (buildingKeysToKeep.indexOf(key) !== -1 || key.match(/^building:.{1,}/) || key.match(/^roof:.{1,}/)) continue;
+                 }
 
-           items = items.merge(enter);
-           items.classed('active', active).selectAll('input').property('checked', active).property('indeterminate', autoHiddenFeature);
-         }
+                 if (type !== 'generic') {
+                   if (key.match(/^addr:.{1,}/) || key.match(/^source:.{1,}/)) continue;
+                 }
 
-         function autoHiddenFeature(d) {
-           return context.features().autoHidden(d);
-         }
+                 delete tags[key];
+               }
 
-         function showsFeature(d) {
-           return context.features().enabled(d);
-         }
+               graph = actionChangeTags(entityID, tags)(graph);
+             }
 
-         function clickFeature(d3_event, d) {
-           context.features().toggle(d);
-         }
+             return graph;
+           }, operation.annotation());
+           context.validator().validate(); // refresh the select mode to enable the delete operation
 
-         function showsLayer(id) {
-           var layer = context.layers().layer(id);
-           return layer && layer.enabled();
-         } // add listeners
+           context.enter(modeSelect(context, selectedIDs));
+         };
 
+         operation.available = function () {
+           return _downgradeType;
+         };
 
-         context.features().on('change.map_features', section.reRender);
-         return section;
-       }
+         operation.disabled = function () {
+           if (selectedIDs.some(hasWikidataTag)) {
+             return 'has_wikidata_tag';
+           }
 
-       function uiSectionMapStyleOptions(context) {
-         var section = uiSection('fill-area', context).label(_t.html('map_data.style_options')).disclosureContent(renderDisclosureContent).expandedByDefault(false);
+           return false;
 
-         function renderDisclosureContent(selection) {
-           var container = selection.selectAll('.layer-fill-list').data([0]);
-           container.enter().append('ul').attr('class', 'layer-list layer-fill-list').merge(container).call(drawListItems, context.map().areaFillOptions, 'radio', 'area_fill', setFill, isActiveFill);
-           var container2 = selection.selectAll('.layer-visual-diff-list').data([0]);
-           container2.enter().append('ul').attr('class', 'layer-list layer-visual-diff-list').merge(container2).call(drawListItems, ['highlight_edits'], 'checkbox', 'visual_diff', toggleHighlightEdited, function () {
-             return context.surface().classed('highlight-edited');
-           });
-         }
+           function hasWikidataTag(id) {
+             var entity = context.entity(id);
+             return entity.tags.wikidata && entity.tags.wikidata.trim().length > 0;
+           }
+         };
 
-         function drawListItems(selection, data, type, name, change, active) {
-           var items = selection.selectAll('li').data(data); // Exit
+         operation.tooltip = function () {
+           var disable = operation.disabled();
+           return disable ? _t('operations.downgrade.' + disable + '.' + _multi) : _t('operations.downgrade.description.' + _downgradeType);
+         };
 
-           items.exit().remove(); // Enter
+         operation.annotation = function () {
+           var suffix;
 
-           var enter = items.enter().append('li').call(uiTooltip().title(function (d) {
-             return _t.html(name + '.' + d + '.tooltip');
-           }).keys(function (d) {
-             var key = d === 'wireframe' ? _t('area_fill.wireframe.key') : null;
-             if (d === 'highlight_edits') key = _t('map_data.highlight_edits.key');
-             return key ? [key] : null;
-           }).placement('top'));
-           var label = enter.append('label');
-           label.append('input').attr('type', type).attr('name', name).on('change', change);
-           label.append('span').html(function (d) {
-             return _t.html(name + '.' + d + '.description');
-           }); // Update
+           if (_downgradeType === 'building_address') {
+             suffix = 'generic';
+           } else {
+             suffix = _downgradeType;
+           }
 
-           items = items.merge(enter);
-           items.classed('active', active).selectAll('input').property('checked', active).property('indeterminate', false);
-         }
+           return _t('operations.downgrade.annotation.' + suffix, {
+             n: _affectedFeatureCount
+           });
+         };
 
-         function isActiveFill(d) {
-           return context.map().activeAreaFill() === d;
-         }
+         operation.id = 'downgrade';
+         operation.keys = [uiCmd('⌫')];
+         operation.title = _t('operations.downgrade.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
-         function toggleHighlightEdited(d3_event) {
-           d3_event.preventDefault();
-           context.map().toggleHighlightEdited();
-         }
+       function operationExtract(context, selectedIDs) {
+         var _amount = selectedIDs.length === 1 ? 'single' : 'multiple';
 
-         function setFill(d3_event, d) {
-           context.map().activeAreaFill(d);
-         }
+         var _geometries = utilArrayUniq(selectedIDs.map(function (entityID) {
+           return context.graph().hasEntity(entityID) && context.graph().geometry(entityID);
+         }).filter(Boolean));
 
-         context.map().on('changeHighlighting.ui_style, changeAreaFill.ui_style', section.reRender);
-         return section;
-       }
+         var _geometryID = _geometries.length === 1 ? _geometries[0] : 'feature';
 
-       function uiSectionPhotoOverlays(context) {
-         var layers = context.layers();
-         var section = uiSection('photo-overlays', context).label(_t.html('photo_overlays.title')).disclosureContent(renderDisclosureContent).expandedByDefault(false);
+         var _extent;
 
-         function renderDisclosureContent(selection) {
-           var container = selection.selectAll('.photo-overlay-container').data([0]);
-           container.enter().append('div').attr('class', 'photo-overlay-container').merge(container).call(drawPhotoItems).call(drawPhotoTypeItems).call(drawDateFilter).call(drawUsernameFilter);
-         }
+         var _actions = selectedIDs.map(function (entityID) {
+           var graph = context.graph();
+           var entity = graph.hasEntity(entityID);
+           if (!entity || !entity.hasInterestingTags()) return null;
+           if (entity.type === 'node' && graph.parentWays(entity).length === 0) return null;
 
-         function drawPhotoItems(selection) {
-           var photoKeys = context.photos().overlayLayerIDs();
-           var photoLayers = layers.all().filter(function (obj) {
-             return photoKeys.indexOf(obj.id) !== -1;
-           });
-           var data = photoLayers.filter(function (obj) {
-             return obj.layer.supported();
-           });
+           if (entity.type !== 'node') {
+             var preset = _mainPresetIndex.match(entity, graph); // only allow extraction from ways/relations if the preset supports points
 
-           function layerSupported(d) {
-             return d.layer && d.layer.supported();
+             if (preset.geometry.indexOf('point') === -1) return null;
            }
 
-           function layerEnabled(d) {
-             return layerSupported(d) && d.layer.enabled();
-           }
+           _extent = _extent ? _extent.extend(entity.extent(graph)) : entity.extent(graph);
+           return actionExtract(entityID, context.projection);
+         }).filter(Boolean);
 
-           var ul = selection.selectAll('.layer-list-photos').data([0]);
-           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-photos').merge(ul);
-           var li = ul.selectAll('.list-item-photos').data(data);
-           li.exit().remove();
-           var liEnter = li.enter().append('li').attr('class', function (d) {
-             var classes = 'list-item-photos list-item-' + d.id;
+         var operation = function operation() {
+           var combinedAction = function combinedAction(graph) {
+             _actions.forEach(function (action) {
+               graph = action(graph);
+             });
 
-             if (d.id === 'mapillary-signs' || d.id === 'mapillary-map-features') {
-               classes += ' indented';
-             }
+             return graph;
+           };
 
-             return classes;
-           });
-           var labelEnter = liEnter.append('label').each(function (d) {
-             var titleID;
-             if (d.id === 'mapillary-signs') titleID = 'mapillary.signs.tooltip';else if (d.id === 'mapillary') titleID = 'mapillary_images.tooltip';else if (d.id === 'openstreetcam') titleID = 'openstreetcam_images.tooltip';else titleID = d.id.replace(/-/g, '_') + '.tooltip';
-             select(this).call(uiTooltip().title(_t.html(titleID)).placement('top'));
-           });
-           labelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event, d) {
-             toggleLayer(d.id);
+           context.perform(combinedAction, operation.annotation()); // do the extract
+
+           var extractedNodeIDs = _actions.map(function (action) {
+             return action.getExtractedNodeID();
            });
-           labelEnter.append('span').html(function (d) {
-             var id = d.id;
-             if (id === 'mapillary-signs') id = 'photo_overlays.traffic_signs';
-             return _t.html(id.replace(/-/g, '_') + '.title');
-           }); // Update
 
-           li.merge(liEnter).classed('active', layerEnabled).selectAll('input').property('checked', layerEnabled);
-         }
+           context.enter(modeSelect(context, extractedNodeIDs));
+         };
 
-         function drawPhotoTypeItems(selection) {
-           var data = context.photos().allPhotoTypes();
+         operation.available = function () {
+           return _actions.length && selectedIDs.length === _actions.length;
+         };
 
-           function typeEnabled(d) {
-             return context.photos().showsPhotoType(d);
+         operation.disabled = function () {
+           if (_extent && _extent.percentContainedIn(context.map().extent()) < 0.8) {
+             return 'too_large';
+           } else if (selectedIDs.some(function (entityID) {
+             return context.graph().geometry(entityID) === 'vertex' && context.hasHiddenConnections(entityID);
+           })) {
+             return 'connected_to_hidden';
            }
 
-           var ul = selection.selectAll('.layer-list-photo-types').data([0]);
-           ul.exit().remove();
-           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-photo-types').merge(ul);
-           var li = ul.selectAll('.list-item-photo-types').data(context.photos().shouldFilterByPhotoType() ? data : []);
-           li.exit().remove();
-           var liEnter = li.enter().append('li').attr('class', function (d) {
-             return 'list-item-photo-types list-item-' + d;
-           });
-           var labelEnter = liEnter.append('label').each(function (d) {
-             select(this).call(uiTooltip().title(_t.html('photo_overlays.photo_type.' + d + '.tooltip')).placement('top'));
-           });
-           labelEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event, d) {
-             context.photos().togglePhotoType(d);
-           });
-           labelEnter.append('span').html(function (d) {
-             return _t.html('photo_overlays.photo_type.' + d + '.title');
-           }); // Update
-
-           li.merge(liEnter).classed('active', typeEnabled).selectAll('input').property('checked', typeEnabled);
-         }
+           return false;
+         };
 
-         function drawDateFilter(selection) {
-           var data = context.photos().dateFilters();
+         operation.tooltip = function () {
+           var disableReason = operation.disabled();
 
-           function filterEnabled(d) {
-             return context.photos().dateFilterValue(d);
+           if (disableReason) {
+             return _t('operations.extract.' + disableReason + '.' + _amount);
+           } else {
+             return _t('operations.extract.description.' + _geometryID + '.' + _amount);
            }
+         };
 
-           var ul = selection.selectAll('.layer-list-date-filter').data([0]);
-           ul.exit().remove();
-           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-date-filter').merge(ul);
-           var li = ul.selectAll('.list-item-date-filter').data(context.photos().shouldFilterByDate() ? data : []);
-           li.exit().remove();
-           var liEnter = li.enter().append('li').attr('class', 'list-item-date-filter');
-           var labelEnter = liEnter.append('label').each(function (d) {
-             select(this).call(uiTooltip().title(_t.html('photo_overlays.date_filter.' + d + '.tooltip')).placement('top'));
-           });
-           labelEnter.append('span').html(function (d) {
-             return _t.html('photo_overlays.date_filter.' + d + '.title');
+         operation.annotation = function () {
+           return _t('operations.extract.annotation', {
+             n: selectedIDs.length
            });
-           labelEnter.append('input').attr('type', 'date').attr('class', 'list-item-input').attr('placeholder', _t('units.year_month_day')).call(utilNoAuto).each(function (d) {
-             utilGetSetValue(select(this), context.photos().dateFilterValue(d) || '');
-           }).on('change', function (d3_event, d) {
-             var value = utilGetSetValue(select(this)).trim();
-             context.photos().setDateFilter(d, value, true); // reload the displayed dates
+         };
 
-             li.selectAll('input').each(function (d) {
-               utilGetSetValue(select(this), context.photos().dateFilterValue(d) || '');
-             });
-           });
-           li = li.merge(liEnter).classed('active', filterEnabled);
+         operation.id = 'extract';
+         operation.keys = [_t('operations.extract.key')];
+         operation.title = _t('operations.extract.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
+
+       function operationMerge(context, selectedIDs) {
+         var _action = getAction();
+
+         function getAction() {
+           // prefer a non-disabled action first
+           var join = actionJoin(selectedIDs);
+           if (!join.disabled(context.graph())) return join;
+           var merge = actionMerge(selectedIDs);
+           if (!merge.disabled(context.graph())) return merge;
+           var mergePolygon = actionMergePolygon(selectedIDs);
+           if (!mergePolygon.disabled(context.graph())) return mergePolygon;
+           var mergeNodes = actionMergeNodes(selectedIDs);
+           if (!mergeNodes.disabled(context.graph())) return mergeNodes; // otherwise prefer an action with an interesting disabled reason
+
+           if (join.disabled(context.graph()) !== 'not_eligible') return join;
+           if (merge.disabled(context.graph()) !== 'not_eligible') return merge;
+           if (mergePolygon.disabled(context.graph()) !== 'not_eligible') return mergePolygon;
+           return mergeNodes;
          }
 
-         function drawUsernameFilter(selection) {
-           function filterEnabled() {
-             return context.photos().usernames();
+         var operation = function operation() {
+           if (operation.disabled()) return;
+           context.perform(_action, operation.annotation());
+           context.validator().validate();
+           var resultIDs = selectedIDs.filter(context.hasEntity);
+
+           if (resultIDs.length > 1) {
+             var interestingIDs = resultIDs.filter(function (id) {
+               return context.entity(id).hasInterestingTags();
+             });
+             if (interestingIDs.length) resultIDs = interestingIDs;
            }
 
-           var ul = selection.selectAll('.layer-list-username-filter').data([0]);
-           ul.exit().remove();
-           ul = ul.enter().append('ul').attr('class', 'layer-list layer-list-username-filter').merge(ul);
-           var li = ul.selectAll('.list-item-username-filter').data(context.photos().shouldFilterByUsername() ? ['username-filter'] : []);
-           li.exit().remove();
-           var liEnter = li.enter().append('li').attr('class', 'list-item-username-filter');
-           var labelEnter = liEnter.append('label').each(function () {
-             select(this).call(uiTooltip().title(_t.html('photo_overlays.username_filter.tooltip')).placement('top'));
-           });
-           labelEnter.append('span').html(_t.html('photo_overlays.username_filter.title'));
-           labelEnter.append('input').attr('type', 'text').attr('class', 'list-item-input').call(utilNoAuto).property('value', usernameValue).on('change', function () {
-             var value = select(this).property('value');
-             context.photos().setUsernameFilter(value, true);
-             select(this).property('value', usernameValue);
-           });
-           li.merge(liEnter).classed('active', filterEnabled);
+           context.enter(modeSelect(context, resultIDs));
+         };
 
-           function usernameValue() {
-             var usernames = context.photos().usernames();
-             if (usernames) return usernames.join('; ');
-             return usernames;
-           }
-         }
+         operation.available = function () {
+           return selectedIDs.length >= 2;
+         };
 
-         function toggleLayer(which) {
-           setLayer(which, !showsLayer(which));
-         }
+         operation.disabled = function () {
+           var actionDisabled = _action.disabled(context.graph());
 
-         function showsLayer(which) {
-           var layer = layers.layer(which);
+           if (actionDisabled) return actionDisabled;
+           var osm = context.connection();
 
-           if (layer) {
-             return layer.enabled();
+           if (osm && _action.resultingWayNodesLength && _action.resultingWayNodesLength(context.graph()) > osm.maxWayNodes()) {
+             return 'too_many_vertices';
            }
 
            return false;
-         }
+         };
 
-         function setLayer(which, enabled) {
-           var layer = layers.layer(which);
+         operation.tooltip = function () {
+           var disabled = operation.disabled();
 
-           if (layer) {
-             layer.enabled(enabled);
+           if (disabled) {
+             if (disabled === 'conflicting_relations') {
+               return _t('operations.merge.conflicting_relations');
+             }
+
+             if (disabled === 'restriction' || disabled === 'connectivity') {
+               return _t('operations.merge.damage_relation', {
+                 relation: _mainPresetIndex.item('type/' + disabled).name()
+               });
+             }
+
+             return _t('operations.merge.' + disabled);
            }
-         }
 
-         context.layers().on('change.uiSectionPhotoOverlays', section.reRender);
-         context.photos().on('change.uiSectionPhotoOverlays', section.reRender);
-         return section;
-       }
+           return _t('operations.merge.description');
+         };
 
-       function uiPaneMapData(context) {
-         var mapDataPane = uiPane('map-data', context).key(_t('map_data.key')).label(_t.html('map_data.title')).description(_t.html('map_data.description')).iconName('iD-icon-data').sections([uiSectionDataLayers(context), uiSectionPhotoOverlays(context), uiSectionMapStyleOptions(context), uiSectionMapFeatures(context)]);
-         return mapDataPane;
-       }
+         operation.annotation = function () {
+           return _t('operations.merge.annotation', {
+             n: selectedIDs.length
+           });
+         };
 
-       function uiSectionPrivacy(context) {
-         var section = uiSection('preferences-third-party', context).label(_t.html('preferences.privacy.title')).disclosureContent(renderDisclosureContent);
+         operation.id = 'merge';
+         operation.keys = [_t('operations.merge.key')];
+         operation.title = _t('operations.merge.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
-         var _showThirdPartyIcons = corePreferences('preferences.privacy.thirdpartyicons') || 'true';
+       function operationPaste(context) {
+         var _pastePoint;
 
-         function renderDisclosureContent(selection) {
-           // enter
-           var privacyOptionsListEnter = selection.selectAll('.privacy-options-list').data([0]).enter().append('ul').attr('class', 'layer-list privacy-options-list');
-           var thirdPartyIconsEnter = privacyOptionsListEnter.append('li').attr('class', 'privacy-third-party-icons-item').append('label').call(uiTooltip().title(_t.html('preferences.privacy.third_party_icons.tooltip')).placement('bottom'));
-           thirdPartyIconsEnter.append('input').attr('type', 'checkbox').on('change', function (d3_event) {
-             d3_event.preventDefault();
-             _showThirdPartyIcons = _showThirdPartyIcons === 'true' ? 'false' : 'true';
-             corePreferences('preferences.privacy.thirdpartyicons', _showThirdPartyIcons);
-             update();
+         var operation = function operation() {
+           if (!_pastePoint) return;
+           var oldIDs = context.copyIDs();
+           if (!oldIDs.length) return;
+           var projection = context.projection;
+           var extent = geoExtent();
+           var oldGraph = context.copyGraph();
+           var newIDs = [];
+           var action = actionCopyEntities(oldIDs, oldGraph);
+           context.perform(action);
+           var copies = action.copies();
+           var originals = new Set();
+           Object.values(copies).forEach(function (entity) {
+             originals.add(entity.id);
            });
-           thirdPartyIconsEnter.append('span').html(_t.html('preferences.privacy.third_party_icons.description')); // Privacy Policy link
-
-           selection.selectAll('.privacy-link').data([0]).enter().append('div').attr('class', 'privacy-link').append('a').attr('target', '_blank').call(svgIcon('#iD-icon-out-link', 'inline')).attr('href', 'https://github.com/openstreetmap/iD/blob/release/PRIVACY.md').append('span').html(_t.html('preferences.privacy.privacy_link'));
-           update();
 
-           function update() {
-             selection.selectAll('.privacy-third-party-icons-item').classed('active', _showThirdPartyIcons === 'true').select('input').property('checked', _showThirdPartyIcons === 'true');
-           }
-         }
+           for (var id in copies) {
+             var oldEntity = oldGraph.entity(id);
+             var newEntity = copies[id];
 
-         return section;
-       }
+             extent._extend(oldEntity.extent(oldGraph)); // Exclude child nodes from newIDs if their parent way was also copied.
 
-       function uiPanePreferences(context) {
-         var preferencesPane = uiPane('preferences', context).key(_t('preferences.key')).label(_t.html('preferences.title')).description(_t.html('preferences.description')).iconName('fas-user-cog').sections([uiSectionPrivacy(context)]);
-         return preferencesPane;
-       }
 
-       function uiInit(context) {
-         var _initCounter = 0;
-         var _needWidth = {};
+             var parents = context.graph().parentWays(newEntity);
+             var parentCopied = parents.some(function (parent) {
+               return originals.has(parent.id);
+             });
 
-         var _lastPointerType;
+             if (!parentCopied) {
+               newIDs.push(newEntity.id);
+             }
+           } // Use the location of the copy operation to offset the paste location,
+           // or else use the center of the pasted extent
 
-         function render(container) {
-           container.on('click.ui', function (d3_event) {
-             // we're only concerned with the primary mouse button
-             if (d3_event.button !== 0) return;
-             if (!d3_event.composedPath) return; // some targets have default click events we don't want to override
 
-             var isOkayTarget = d3_event.composedPath().some(function (node) {
-               // we only care about element nodes
-               return node.nodeType === 1 && ( // clicking <input> focuses it and/or changes a value
-               node.nodeName === 'INPUT' || // clicking <label> affects its <input> by default
-               node.nodeName === 'LABEL' || // clicking <a> opens a hyperlink by default
-               node.nodeName === 'A');
-             });
-             if (isOkayTarget) return; // disable double-tap-to-zoom on touchscreens
+           var copyPoint = context.copyLonLat() && projection(context.copyLonLat()) || projection(extent.center());
+           var delta = geoVecSubtract(_pastePoint, copyPoint); // Move the pasted objects to be anchored at the paste location
 
-             d3_event.preventDefault();
-           });
-           var detected = utilDetect(); // only WebKit supports gesture events
+           context.replace(actionMove(newIDs, delta, projection), operation.annotation());
+           context.enter(modeSelect(context, newIDs));
+         };
 
-           if ('GestureEvent' in window && // Listening for gesture events on iOS 13.4+ breaks double-tapping,
-           // but we only need to do this on desktop Safari anyway. – #7694
-           !detected.isMobileWebKit) {
-             // On iOS we disable pinch-to-zoom of the UI via the `touch-action`
-             // CSS property, but on desktop Safari we need to manually cancel the
-             // default gesture events.
-             container.on('gesturestart.ui gesturechange.ui gestureend.ui', function (d3_event) {
-               // disable pinch-to-zoom of the UI via multitouch trackpads on macOS Safari
-               d3_event.preventDefault();
-             });
-           }
+         operation.point = function (val) {
+           _pastePoint = val;
+           return operation;
+         };
 
-           if ('PointerEvent' in window) {
-             select(window).on('pointerdown.ui pointerup.ui', function (d3_event) {
-               var pointerType = d3_event.pointerType || 'mouse';
+         operation.available = function () {
+           return context.mode().id === 'browse';
+         };
 
-               if (_lastPointerType !== pointerType) {
-                 _lastPointerType = pointerType;
-                 container.attr('pointer', pointerType);
-               }
-             }, true);
-           } else {
-             _lastPointerType = 'mouse';
-             container.attr('pointer', 'mouse');
-           }
+         operation.disabled = function () {
+           return !context.copyIDs().length;
+         };
 
-           container.attr('lang', _mainLocalizer.localeCode()).attr('dir', _mainLocalizer.textDirection()); // setup fullscreen keybindings (no button shown at this time)
+         operation.tooltip = function () {
+           var oldGraph = context.copyGraph();
+           var ids = context.copyIDs();
 
-           container.call(uiFullScreen(context));
-           var map = context.map();
-           map.redrawEnable(false); // don't draw until we've set zoom/lat/long
+           if (!ids.length) {
+             return _t('operations.paste.nothing_copied');
+           }
 
-           map.on('hitMinZoom.ui', function () {
-             ui.flash.iconName('#iD-icon-no').label(_t.html('cannot_zoom'))();
+           return _t('operations.paste.description', {
+             feature: utilDisplayLabel(oldGraph.entity(ids[0]), oldGraph),
+             n: ids.length
            });
-           container.append('svg').attr('id', 'ideditor-defs').call(ui.svgDefs);
-           container.append('div').attr('class', 'sidebar').call(ui.sidebar);
-           var content = container.append('div').attr('class', 'main-content active'); // Top toolbar
+         };
 
-           content.append('div').attr('class', 'top-toolbar-wrap').append('div').attr('class', 'top-toolbar fillD').call(uiTopToolbar(context));
-           content.append('div').attr('class', 'main-map').attr('dir', 'ltr').call(map);
-           var overMap = content.append('div').attr('class', 'over-map'); // HACK: Mobile Safari 14 likes to select anything selectable when long-
-           // pressing, even if it's not targeted. This conflicts with long-pressing
-           // to show the edit menu. We add a selectable offscreen element as the first
-           // child to trick Safari into not showing the selection UI.
+         operation.annotation = function () {
+           var ids = context.copyIDs();
+           return _t('operations.paste.annotation', {
+             n: ids.length
+           });
+         };
 
-           overMap.append('div').attr('class', 'select-trap').text('t');
-           overMap.call(uiMapInMap(context)).call(uiNotice(context));
-           overMap.append('div').attr('class', 'spinner').call(uiSpinner(context)); // Map controls
+         operation.id = 'paste';
+         operation.keys = [uiCmd('⌘V')];
+         operation.title = _t('operations.paste.title');
+         return operation;
+       }
 
-           var controls = overMap.append('div').attr('class', 'map-controls');
-           controls.append('div').attr('class', 'map-control zoombuttons').call(uiZoom(context));
-           controls.append('div').attr('class', 'map-control zoom-to-selection-control').call(uiZoomToSelection(context));
-           controls.append('div').attr('class', 'map-control geolocate-control').call(uiGeolocate(context)); // Add panes
-           // This should happen after map is initialized, as some require surface()
+       function operationReverse(context, selectedIDs) {
+         var operation = function operation() {
+           context.perform(function combinedReverseAction(graph) {
+             actions().forEach(function (action) {
+               graph = action(graph);
+             });
+             return graph;
+           }, operation.annotation());
+           context.validator().validate();
+         };
 
-           var panes = overMap.append('div').attr('class', 'map-panes');
-           var uiPanes = [uiPaneBackground(context), uiPaneMapData(context), uiPaneIssues(context), uiPanePreferences(context), uiPaneHelp(context)];
-           uiPanes.forEach(function (pane) {
-             controls.append('div').attr('class', 'map-control map-pane-control ' + pane.id + '-control').call(pane.renderToggleButton);
-             panes.call(pane.renderPane);
-           });
-           ui.info = uiInfo(context);
-           overMap.call(ui.info);
-           overMap.append('div').attr('class', 'photoviewer').classed('al', true) // 'al'=left,  'ar'=right
-           .classed('hide', true).call(ui.photoviewer);
-           overMap.append('div').attr('class', 'attribution-wrap').attr('dir', 'ltr').call(uiAttribution(context)); // Add footer
+         function actions(situation) {
+           return selectedIDs.map(function (entityID) {
+             var entity = context.hasEntity(entityID);
+             if (!entity) return null;
 
-           var about = content.append('div').attr('class', 'map-footer');
-           about.append('div').attr('class', 'api-status').call(uiStatus(context));
-           var footer = about.append('div').attr('class', 'map-footer-bar fillD');
-           footer.append('div').attr('class', 'flash-wrap footer-hide');
-           var footerWrap = footer.append('div').attr('class', 'main-footer-wrap footer-show');
-           footerWrap.append('div').attr('class', 'scale-block').call(uiScale(context));
-           var aboutList = footerWrap.append('div').attr('class', 'info-block').append('ul').attr('class', 'map-footer-list');
-           aboutList.append('li').attr('class', 'user-list').call(uiContributors(context));
-           var apiConnections = context.apiConnections();
+             if (situation === 'toolbar') {
+               if (entity.type === 'way' && !entity.isOneWay() && !entity.isSided()) return null;
+             }
 
-           if (apiConnections && apiConnections.length > 1) {
-             aboutList.append('li').attr('class', 'source-switch').call(uiSourceSwitch(context).keys(apiConnections));
-           }
+             var geometry = entity.geometry(context.graph());
+             if (entity.type !== 'node' && geometry !== 'line') return null;
+             var action = actionReverse(entityID);
+             if (action.disabled(context.graph())) return null;
+             return action;
+           }).filter(Boolean);
+         }
 
-           aboutList.append('li').attr('class', 'issues-info').call(uiIssuesInfo(context));
-           aboutList.append('li').attr('class', 'feature-warning').call(uiFeatureInfo(context));
-           var issueLinks = aboutList.append('li');
-           issueLinks.append('a').attr('target', '_blank').attr('href', 'https://github.com/openstreetmap/iD/issues').call(svgIcon('#iD-icon-bug', 'light')).call(uiTooltip().title(_t.html('report_a_bug')).placement('top'));
-           issueLinks.append('a').attr('target', '_blank').attr('href', 'https://github.com/openstreetmap/iD/blob/develop/CONTRIBUTING.md#translating').call(svgIcon('#iD-icon-translate', 'light')).call(uiTooltip().title(_t.html('help_translate')).placement('top'));
-           aboutList.append('li').attr('class', 'version').call(uiVersion(context));
+         function reverseTypeID() {
+           var acts = actions();
+           var nodeActionCount = acts.filter(function (act) {
+             var entity = context.hasEntity(act.entityID());
+             return entity && entity.type === 'node';
+           }).length;
+           if (nodeActionCount === 0) return 'line';
+           if (nodeActionCount === acts.length) return 'point';
+           return 'feature';
+         }
 
-           if (!context.embed()) {
-             aboutList.call(uiAccount(context));
-           } // Setup map dimensions and move map to initial center/zoom.
-           // This should happen after .main-content and toolbars exist.
+         operation.available = function (situation) {
+           return actions(situation).length > 0;
+         };
 
+         operation.disabled = function () {
+           return false;
+         };
 
-           ui.onResize();
-           map.redrawEnable(true);
-           ui.hash = behaviorHash(context);
-           ui.hash();
+         operation.tooltip = function () {
+           return _t('operations.reverse.description.' + reverseTypeID());
+         };
 
-           if (!ui.hash.hadHash) {
-             map.centerZoom([0, 0], 2);
-           } // Bind events
+         operation.annotation = function () {
+           var acts = actions();
+           return _t('operations.reverse.annotation.' + reverseTypeID(), {
+             n: acts.length
+           });
+         };
 
+         operation.id = 'reverse';
+         operation.keys = [_t('operations.reverse.key')];
+         operation.title = _t('operations.reverse.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
-           window.onbeforeunload = function () {
-             return context.save();
-           };
+       function operationSplit(context, selectedIDs) {
+         var _vertexIds = selectedIDs.filter(function (id) {
+           return context.graph().geometry(id) === 'vertex';
+         });
 
-           window.onunload = function () {
-             context.history().unlock();
-           };
+         var _selectedWayIds = selectedIDs.filter(function (id) {
+           var entity = context.graph().hasEntity(id);
+           return entity && entity.type === 'way';
+         });
 
-           select(window).on('resize.editor', function () {
-             ui.onResize();
-           });
-           var panPixels = 80;
-           context.keybinding().on('⌫', function (d3_event) {
-             d3_event.preventDefault();
-           }).on([_t('sidebar.key'), '`', '²', '@'], ui.sidebar.toggle) // #5663, #6864 - common QWERTY, AZERTY
-           .on('←', pan([panPixels, 0])).on('↑', pan([0, panPixels])).on('→', pan([-panPixels, 0])).on('↓', pan([0, -panPixels])).on(uiCmd('⌥←'), pan([map.dimensions()[0], 0])).on(uiCmd('⌥↑'), pan([0, map.dimensions()[1]])).on(uiCmd('⌥→'), pan([-map.dimensions()[0], 0])).on(uiCmd('⌥↓'), pan([0, -map.dimensions()[1]])).on(uiCmd('⌘' + _t('background.key')), function quickSwitch(d3_event) {
-             if (d3_event) {
-               d3_event.stopImmediatePropagation();
-               d3_event.preventDefault();
-             }
+         var _isAvailable = _vertexIds.length > 0 && _vertexIds.length + _selectedWayIds.length === selectedIDs.length;
 
-             var previousBackground = context.background().findSource(corePreferences('background-last-used-toggle'));
+         var _action = actionSplit(_vertexIds);
 
-             if (previousBackground) {
-               var currentBackground = context.background().baseLayerSource();
-               corePreferences('background-last-used-toggle', currentBackground.id);
-               corePreferences('background-last-used', previousBackground.id);
-               context.background().baseLayerSource(previousBackground);
-             }
-           }).on(_t('area_fill.wireframe.key'), function toggleWireframe(d3_event) {
-             d3_event.preventDefault();
-             d3_event.stopPropagation();
-             context.map().toggleWireframe();
-           }).on(uiCmd('⌥' + _t('area_fill.wireframe.key')), function toggleOsmData(d3_event) {
-             d3_event.preventDefault();
-             d3_event.stopPropagation(); // Don't allow layer changes while drawing - #6584
+         var _ways = [];
+         var _geometry = 'feature';
+         var _waysAmount = 'single';
 
-             var mode = context.mode();
-             if (mode && /^draw/.test(mode.id)) return;
-             var layer = context.layers().layer('osm');
+         var _nodesAmount = _vertexIds.length === 1 ? 'single' : 'multiple';
 
-             if (layer) {
-               layer.enabled(!layer.enabled());
+         if (_isAvailable) {
+           if (_selectedWayIds.length) _action.limitWays(_selectedWayIds);
+           _ways = _action.ways(context.graph());
+           var geometries = {};
 
-               if (!layer.enabled()) {
-                 context.enter(modeBrowse(context));
-               }
-             }
-           }).on(_t('map_data.highlight_edits.key'), function toggleHighlightEdited(d3_event) {
-             d3_event.preventDefault();
-             context.map().toggleHighlightEdited();
-           });
-           context.on('enter.editor', function (entered) {
-             container.classed('mode-' + entered.id, true);
-           }).on('exit.editor', function (exited) {
-             container.classed('mode-' + exited.id, false);
+           _ways.forEach(function (way) {
+             geometries[way.geometry(context.graph())] = true;
            });
-           context.enter(modeBrowse(context));
-
-           if (!_initCounter++) {
-             if (!ui.hash.startWalkthrough) {
-               context.container().call(uiSplash(context)).call(uiRestore(context));
-             }
 
-             context.container().call(ui.shortcuts);
+           if (Object.keys(geometries).length === 1) {
+             _geometry = Object.keys(geometries)[0];
            }
 
-           var osm = context.connection();
-           var auth = uiLoading(context).message(_t.html('loading_auth')).blocking(true);
+           _waysAmount = _ways.length === 1 ? 'single' : 'multiple';
+         }
 
-           if (osm && auth) {
-             osm.on('authLoading.ui', function () {
-               context.container().call(auth);
-             }).on('authDone.ui', function () {
-               auth.close();
-             });
-           }
+         var operation = function operation() {
+           var difference = context.perform(_action, operation.annotation()); // select both the nodes and the ways so the mapper can immediately disconnect them if desired
 
-           _initCounter++;
+           var idsToSelect = _vertexIds.concat(difference.extantIDs().filter(function (id) {
+             // filter out relations that may have had member additions
+             return context.entity(id).type === 'way';
+           }));
 
-           if (ui.hash.startWalkthrough) {
-             ui.hash.startWalkthrough = false;
-             context.container().call(uiIntro(context));
-           }
+           context.enter(modeSelect(context, idsToSelect));
+         };
 
-           function pan(d) {
-             return function (d3_event) {
-               if (d3_event.shiftKey) return;
-               if (context.container().select('.combobox').size()) return;
-               d3_event.preventDefault();
-               context.map().pan(d, 100);
-             };
-           }
-         }
+         operation.relatedEntityIds = function () {
+           return _selectedWayIds.length ? [] : _ways.map(function (way) {
+             return way.id;
+           });
+         };
 
-         var ui = {};
+         operation.available = function () {
+           return _isAvailable;
+         };
 
-         var _loadPromise; // renders the iD interface into the container node
+         operation.disabled = function () {
+           var reason = _action.disabled(context.graph());
 
+           if (reason) {
+             return reason;
+           } else if (selectedIDs.some(context.hasHiddenConnections)) {
+             return 'connected_to_hidden';
+           }
 
-         ui.ensureLoaded = function () {
-           if (_loadPromise) return _loadPromise;
-           return _loadPromise = Promise.all([// must have strings and presets before loading the UI
-           _mainLocalizer.ensureLoaded(), _mainPresetIndex.ensureLoaded()]).then(function () {
-             if (!context.container().empty()) render(context.container());
-           })["catch"](function (err) {
-             return console.error(err);
-           }); // eslint-disable-line
-         }; // `ui.restart()` will destroy and rebuild the entire iD interface,
-         // for example to switch the locale while iD is running.
+           return false;
+         };
 
+         operation.tooltip = function () {
+           var disable = operation.disabled();
+           if (disable) return _t('operations.split.' + disable);
+           return _t('operations.split.description.' + _geometry + '.' + _waysAmount + '.' + _nodesAmount + '_node');
+         };
 
-         ui.restart = function () {
-           context.keybinding().clear();
-           _loadPromise = null;
-           context.container().selectAll('*').remove();
-           ui.ensureLoaded();
+         operation.annotation = function () {
+           return _t('operations.split.annotation.' + _geometry, {
+             n: _ways.length
+           });
          };
 
-         ui.lastPointerType = function () {
-           return _lastPointerType;
+         operation.icon = function () {
+           if (_waysAmount === 'multiple') {
+             return '#iD-operation-split-multiple';
+           } else {
+             return '#iD-operation-split';
+           }
          };
 
-         ui.svgDefs = svgDefs(context);
-         ui.flash = uiFlash(context);
-         ui.sidebar = uiSidebar(context);
-         ui.photoviewer = uiPhotoviewer(context);
-         ui.shortcuts = uiShortcuts(context);
+         operation.id = 'split';
+         operation.keys = [_t('operations.split.key')];
+         operation.title = _t('operations.split.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
-         ui.onResize = function (withPan) {
-           var map = context.map(); // Recalc dimensions of map and sidebar.. (`true` = force recalc)
-           // This will call `getBoundingClientRect` and trigger reflow,
-           //  but the values will be cached for later use.
+       function operationStraighten(context, selectedIDs) {
+         var _wayIDs = selectedIDs.filter(function (id) {
+           return id.charAt(0) === 'w';
+         });
 
-           var mapDimensions = utilGetDimensions(context.container().select('.main-content'), true);
-           utilGetDimensions(context.container().select('.sidebar'), true);
+         var _nodeIDs = selectedIDs.filter(function (id) {
+           return id.charAt(0) === 'n';
+         });
 
-           if (withPan !== undefined) {
-             map.redrawEnable(false);
-             map.pan(withPan);
-             map.redrawEnable(true);
-           }
+         var _amount = (_wayIDs.length ? _wayIDs : _nodeIDs).length === 1 ? 'single' : 'multiple';
 
-           map.dimensions(mapDimensions);
-           ui.photoviewer.onMapResize(); // check if header or footer have overflowed
+         var _nodes = utilGetAllNodes(selectedIDs, context.graph());
 
-           ui.checkOverflow('.top-toolbar');
-           ui.checkOverflow('.map-footer-bar'); // Use outdated code so it works on Explorer
+         var _coords = _nodes.map(function (n) {
+           return n.loc;
+         });
 
-           var resizeWindowEvent = document.createEvent('Event');
-           resizeWindowEvent.initEvent('resizeWindow', true, true);
-           document.dispatchEvent(resizeWindowEvent);
-         }; // Call checkOverflow when resizing or whenever the contents change.
+         var _extent = utilTotalExtent(selectedIDs, context.graph());
 
+         var _action = chooseAction();
 
-         ui.checkOverflow = function (selector, reset) {
-           if (reset) {
-             delete _needWidth[selector];
-           }
+         var _geometry;
 
-           var selection = context.container().select(selector);
-           if (selection.empty()) return;
-           var scrollWidth = selection.property('scrollWidth');
-           var clientWidth = selection.property('clientWidth');
-           var needed = _needWidth[selector] || scrollWidth;
+         function chooseAction() {
+           // straighten selected nodes
+           if (_wayIDs.length === 0 && _nodeIDs.length > 2) {
+             _geometry = 'point';
+             return actionStraightenNodes(_nodeIDs, context.projection); // straighten selected ways (possibly between range of 2 selected nodes)
+           } else if (_wayIDs.length > 0 && (_nodeIDs.length === 0 || _nodeIDs.length === 2)) {
+             var startNodeIDs = [];
+             var endNodeIDs = [];
 
-           if (scrollWidth > clientWidth) {
-             // overflow happening
-             selection.classed('narrow', true);
+             for (var i = 0; i < selectedIDs.length; i++) {
+               var entity = context.entity(selectedIDs[i]);
 
-             if (!_needWidth[selector]) {
-               _needWidth[selector] = scrollWidth;
-             }
-           } else if (scrollWidth >= needed) {
-             selection.classed('narrow', false);
-           }
-         };
+               if (entity.type === 'node') {
+                 continue;
+               } else if (entity.type !== 'way' || entity.isClosed()) {
+                 return null; // exit early, can't straighten these
+               }
 
-         ui.togglePanes = function (showPane) {
-           var hidePanes = context.container().selectAll('.map-pane.shown');
-           var side = _mainLocalizer.textDirection() === 'ltr' ? 'right' : 'left';
-           hidePanes.classed('shown', false).classed('hide', true);
-           context.container().selectAll('.map-pane-control button').classed('active', false);
+               startNodeIDs.push(entity.first());
+               endNodeIDs.push(entity.last());
+             } // Remove duplicate end/startNodeIDs (duplicate nodes cannot be at the line end)
 
-           if (showPane) {
-             hidePanes.classed('shown', false).classed('hide', true).style(side, '-500px');
-             context.container().selectAll('.' + showPane.attr('pane') + '-control button').classed('active', true);
-             showPane.classed('shown', true).classed('hide', false);
 
-             if (hidePanes.empty()) {
-               showPane.style(side, '-500px').transition().duration(200).style(side, '0px');
-             } else {
-               showPane.style(side, '0px');
-             }
-           } else {
-             hidePanes.classed('shown', true).classed('hide', false).style(side, '0px').transition().duration(200).style(side, '-500px').on('end', function () {
-               select(this).classed('shown', false).classed('hide', true);
+             startNodeIDs = startNodeIDs.filter(function (n) {
+               return startNodeIDs.indexOf(n) === startNodeIDs.lastIndexOf(n);
              });
-           }
-         };
+             endNodeIDs = endNodeIDs.filter(function (n) {
+               return endNodeIDs.indexOf(n) === endNodeIDs.lastIndexOf(n);
+             }); // Ensure all ways are connected (i.e. only 2 unique endpoints/startpoints)
 
-         var _editMenu = uiEditMenu(context);
+             if (utilArrayDifference(startNodeIDs, endNodeIDs).length + utilArrayDifference(endNodeIDs, startNodeIDs).length !== 2) return null; // Ensure path contains at least 3 unique nodes
 
-         ui.editMenu = function () {
-           return _editMenu;
-         };
+             var wayNodeIDs = utilGetAllNodes(_wayIDs, context.graph()).map(function (node) {
+               return node.id;
+             });
+             if (wayNodeIDs.length <= 2) return null; // If range of 2 selected nodes is supplied, ensure nodes lie on the selected path
 
-         ui.showEditMenu = function (anchorPoint, triggerType, operations) {
-           // remove any displayed menu
-           ui.closeEditMenu();
-           if (!operations && context.mode().operations) operations = context.mode().operations();
-           if (!operations || !operations.length) return; // disable menu if in wide selection, for example
+             if (_nodeIDs.length === 2 && (wayNodeIDs.indexOf(_nodeIDs[0]) === -1 || wayNodeIDs.indexOf(_nodeIDs[1]) === -1)) return null;
 
-           if (!context.map().editableDataEnabled()) return;
-           var surfaceNode = context.surface().node();
+             if (_nodeIDs.length) {
+               // If we're only straightenting between two points, we only need that extent visible
+               _extent = utilTotalExtent(_nodeIDs, context.graph());
+             }
 
-           if (surfaceNode.focus) {
-             // FF doesn't support it
-             // focus the surface or else clicking off the menu may not trigger modeBrowse
-             surfaceNode.focus();
+             _geometry = 'line';
+             return actionStraightenWay(selectedIDs, context.projection);
            }
 
-           operations.forEach(function (operation) {
-             if (operation.point) operation.point(anchorPoint);
-           });
-
-           _editMenu.anchorLoc(anchorPoint).triggerType(triggerType).operations(operations); // render the menu
-
+           return null;
+         }
 
-           context.map().supersurface.call(_editMenu);
-         };
+         function operation() {
+           if (!_action) return;
+           context.perform(_action, operation.annotation());
+           window.setTimeout(function () {
+             context.validator().validate();
+           }, 300); // after any transition
+         }
 
-         ui.closeEditMenu = function () {
-           // remove any existing menu no matter how it was added
-           context.map().supersurface.select('.edit-menu').remove();
+         operation.available = function () {
+           return Boolean(_action);
          };
 
-         var _saveLoading = select(null);
-
-         context.uploader().on('saveStarted.ui', function () {
-           _saveLoading = uiLoading(context).message(_t.html('save.uploading')).blocking(true);
-           context.container().call(_saveLoading); // block input during upload
-         }).on('saveEnded.ui', function () {
-           _saveLoading.close();
-
-           _saveLoading = select(null);
-         });
-         return ui;
-       }
-
-       function coreContext() {
-         var _this = this;
+         operation.disabled = function () {
+           var reason = _action.disabled(context.graph());
 
-         var dispatch$1 = dispatch('enter', 'exit', 'change');
-         var context = utilRebind({}, dispatch$1, 'on');
+           if (reason) {
+             return reason;
+           } else if (_extent.percentContainedIn(context.map().extent()) < 0.8) {
+             return 'too_large';
+           } else if (someMissing()) {
+             return 'not_downloaded';
+           } else if (selectedIDs.some(context.hasHiddenConnections)) {
+             return 'connected_to_hidden';
+           }
 
-         var _deferred = new Set();
+           return false;
 
-         context.version = '2.19.6';
-         context.privacyVersion = '20200407'; // iD will alter the hash so cache the parameters intended to setup the session
+           function someMissing() {
+             if (context.inIntro()) return false;
+             var osm = context.connection();
 
-         context.initialHashParams = window.location.hash ? utilStringQs(window.location.hash) : {};
-         context.isFirstSession = !corePreferences('sawSplash') && !corePreferences('sawPrivacyVersion');
-         /* Changeset */
-         // An osmChangeset object. Not loaded until needed.
+             if (osm) {
+               var missing = _coords.filter(function (loc) {
+                 return !osm.isDataLoaded(loc);
+               });
 
-         context.changeset = null;
-         var _defaultChangesetComment = context.initialHashParams.comment;
-         var _defaultChangesetSource = context.initialHashParams.source;
-         var _defaultChangesetHashtags = context.initialHashParams.hashtags;
+               if (missing.length) {
+                 missing.forEach(function (loc) {
+                   context.loadTileAtLoc(loc);
+                 });
+                 return true;
+               }
+             }
 
-         context.defaultChangesetComment = function (val) {
-           if (!arguments.length) return _defaultChangesetComment;
-           _defaultChangesetComment = val;
-           return context;
+             return false;
+           }
          };
 
-         context.defaultChangesetSource = function (val) {
-           if (!arguments.length) return _defaultChangesetSource;
-           _defaultChangesetSource = val;
-           return context;
+         operation.tooltip = function () {
+           var disable = operation.disabled();
+           return disable ? _t('operations.straighten.' + disable + '.' + _amount) : _t('operations.straighten.description.' + _geometry + (_wayIDs.length === 1 ? '' : 's'));
          };
 
-         context.defaultChangesetHashtags = function (val) {
-           if (!arguments.length) return _defaultChangesetHashtags;
-           _defaultChangesetHashtags = val;
-           return context;
+         operation.annotation = function () {
+           return _t('operations.straighten.annotation.' + _geometry, {
+             n: _wayIDs.length ? _wayIDs.length : _nodeIDs.length
+           });
          };
-         /* Document title */
-
-         /* (typically shown as the label for the browser window/tab) */
-         // If true, iD will update the title based on what the user is doing
 
+         operation.id = 'straighten';
+         operation.keys = [_t('operations.straighten.key')];
+         operation.title = _t('operations.straighten.title');
+         operation.behavior = behaviorOperation(context).which(operation);
+         return operation;
+       }
 
-         var _setsDocumentTitle = true;
+       var Operations = /*#__PURE__*/Object.freeze({
+               __proto__: null,
+               operationCircularize: operationCircularize,
+               operationContinue: operationContinue,
+               operationCopy: operationCopy,
+               operationDelete: operationDelete,
+               operationDisconnect: operationDisconnect,
+               operationDowngrade: operationDowngrade,
+               operationExtract: operationExtract,
+               operationMerge: operationMerge,
+               operationMove: operationMove,
+               operationOrthogonalize: operationOrthogonalize,
+               operationPaste: operationPaste,
+               operationReflectShort: operationReflectShort,
+               operationReflectLong: operationReflectLong,
+               operationReverse: operationReverse,
+               operationRotate: operationRotate,
+               operationSplit: operationSplit,
+               operationStraighten: operationStraighten
+       });
 
-         context.setsDocumentTitle = function (val) {
-           if (!arguments.length) return _setsDocumentTitle;
-           _setsDocumentTitle = val;
-           return context;
-         }; // The part of the title that is always the same
+       function modeSelect(context, selectedIDs) {
+         var mode = {
+           id: 'select',
+           button: 'browse'
+         };
+         var keybinding = utilKeybinding('select');
 
+         var _breatheBehavior = behaviorBreathe();
 
-         var _documentTitleBase = document.title;
+         var _modeDragNode = modeDragNode(context);
 
-         context.documentTitleBase = function (val) {
-           if (!arguments.length) return _documentTitleBase;
-           _documentTitleBase = val;
-           return context;
-         };
-         /* User interface and keybinding */
+         var _selectBehavior;
 
+         var _behaviors = [];
+         var _operations = [];
+         var _newFeature = false;
+         var _follow = false; // `_focusedParentWayId` is used when we visit a vertex with multiple
+         // parents, and we want to remember which parent line we started on.
 
-         var _ui;
+         var _focusedParentWayId;
 
-         context.ui = function () {
-           return _ui;
-         };
+         var _focusedVertexIds;
 
-         context.lastPointerType = function () {
-           return _ui.lastPointerType();
-         };
+         function singular() {
+           if (selectedIDs && selectedIDs.length === 1) {
+             return context.hasEntity(selectedIDs[0]);
+           }
+         }
 
-         var _keybinding = utilKeybinding('context');
+         function selectedEntities() {
+           return selectedIDs.map(function (id) {
+             return context.hasEntity(id);
+           }).filter(Boolean);
+         }
 
-         context.keybinding = function () {
-           return _keybinding;
-         };
+         function checkSelectedIDs() {
+           var ids = [];
 
-         select(document).call(_keybinding);
-         /* Straight accessors. Avoid using these if you can. */
-         // Instantiate the connection here because it doesn't require passing in
-         // `context` and it's needed for pre-init calls like `preauth`
+           if (Array.isArray(selectedIDs)) {
+             ids = selectedIDs.filter(function (id) {
+               return context.hasEntity(id);
+             });
+           }
 
-         var _connection = services.osm;
+           if (!ids.length) {
+             context.enter(modeBrowse(context));
+             return false;
+           } else if (selectedIDs.length > 1 && ids.length === 1 || selectedIDs.length === 1 && ids.length > 1) {
+             // switch between single- and multi-select UI
+             context.enter(modeSelect(context, ids));
+             return false;
+           }
 
-         var _history;
+           selectedIDs = ids;
+           return true;
+         } // find the parent ways for nextVertex, previousVertex, and selectParent
 
-         var _validator;
 
-         var _uploader;
+         function parentWaysIdsOfSelection(onlyCommonParents) {
+           var graph = context.graph();
+           var parents = [];
 
-         context.connection = function () {
-           return _connection;
-         };
+           for (var i = 0; i < selectedIDs.length; i++) {
+             var entity = context.hasEntity(selectedIDs[i]);
 
-         context.history = function () {
-           return _history;
-         };
+             if (!entity || entity.geometry(graph) !== 'vertex') {
+               return []; // selection includes some non-vertices
+             }
 
-         context.validator = function () {
-           return _validator;
-         };
+             var currParents = graph.parentWays(entity).map(function (w) {
+               return w.id;
+             });
 
-         context.uploader = function () {
-           return _uploader;
-         };
-         /* Connection */
+             if (!parents.length) {
+               parents = currParents;
+               continue;
+             }
 
+             parents = (onlyCommonParents ? utilArrayIntersection : utilArrayUnion)(parents, currParents);
 
-         context.preauth = function (options) {
-           if (_connection) {
-             _connection["switch"](options);
+             if (!parents.length) {
+               return [];
+             }
            }
 
-           return context;
-         };
-         /* connection options for source switcher (optional) */
-
+           return parents;
+         } // find the child nodes for selected ways
 
-         var _apiConnections;
 
-         context.apiConnections = function (val) {
-           if (!arguments.length) return _apiConnections;
-           _apiConnections = val;
-           return context;
-         }; // A string or array or locale codes to prefer over the browser's settings
+         function childNodeIdsOfSelection(onlyCommon) {
+           var graph = context.graph();
+           var childs = [];
 
+           for (var i = 0; i < selectedIDs.length; i++) {
+             var entity = context.hasEntity(selectedIDs[i]);
 
-         context.locale = function (locale) {
-           if (!arguments.length) return _mainLocalizer.localeCode();
-           _mainLocalizer.preferredLocaleCodes(locale);
-           return context;
-         };
+             if (!entity || !['area', 'line'].includes(entity.geometry(graph))) {
+               return []; // selection includes non-area/non-line
+             }
 
-         function afterLoad(cid, callback) {
-           return function (err, result) {
-             if (err) {
-               // 400 Bad Request, 401 Unauthorized, 403 Forbidden..
-               if (err.status === 400 || err.status === 401 || err.status === 403) {
-                 if (_connection) {
-                   _connection.logout();
-                 }
-               }
+             var currChilds = graph.childNodes(entity).map(function (node) {
+               return node.id;
+             });
 
-               if (typeof callback === 'function') {
-                 callback(err);
-               }
+             if (!childs.length) {
+               childs = currChilds;
+               continue;
+             }
 
-               return;
-             } else if (_connection && _connection.getConnectionId() !== cid) {
-               if (typeof callback === 'function') {
-                 callback({
-                   message: 'Connection Switched',
-                   status: -1
-                 });
-               }
+             childs = (onlyCommon ? utilArrayIntersection : utilArrayUnion)(childs, currChilds);
 
-               return;
-             } else {
-               _history.merge(result.data, result.extent);
+             if (!childs.length) {
+               return [];
+             }
+           }
 
-               if (typeof callback === 'function') {
-                 callback(err, result);
-               }
+           return childs;
+         }
 
-               return;
-             }
-           };
+         function checkFocusedParent() {
+           if (_focusedParentWayId) {
+             var parents = parentWaysIdsOfSelection(true);
+             if (parents.indexOf(_focusedParentWayId) === -1) _focusedParentWayId = null;
+           }
          }
 
-         context.loadTiles = function (projection, callback) {
-           var handle = window.requestIdleCallback(function () {
-             _deferred["delete"](handle);
+         function parentWayIdForVertexNavigation() {
+           var parentIds = parentWaysIdsOfSelection(true);
 
-             if (_connection && context.editableDataEnabled()) {
-               var cid = _connection.getConnectionId();
+           if (_focusedParentWayId && parentIds.indexOf(_focusedParentWayId) !== -1) {
+             // prefer the previously seen parent
+             return _focusedParentWayId;
+           }
 
-               _connection.loadTiles(projection, afterLoad(cid, callback));
-             }
-           });
+           return parentIds.length ? parentIds[0] : null;
+         }
 
-           _deferred.add(handle);
+         mode.selectedIDs = function (val) {
+           if (!arguments.length) return selectedIDs;
+           selectedIDs = val;
+           return mode;
          };
 
-         context.loadTileAtLoc = function (loc, callback) {
-           var handle = window.requestIdleCallback(function () {
-             _deferred["delete"](handle);
+         mode.zoomToSelected = function () {
+           context.map().zoomToEase(selectedEntities());
+         };
 
-             if (_connection && context.editableDataEnabled()) {
-               var cid = _connection.getConnectionId();
+         mode.newFeature = function (val) {
+           if (!arguments.length) return _newFeature;
+           _newFeature = val;
+           return mode;
+         };
 
-               _connection.loadTileAtLoc(loc, afterLoad(cid, callback));
+         mode.selectBehavior = function (val) {
+           if (!arguments.length) return _selectBehavior;
+           _selectBehavior = val;
+           return mode;
+         };
+
+         mode.follow = function (val) {
+           if (!arguments.length) return _follow;
+           _follow = val;
+           return mode;
+         };
+
+         function loadOperations() {
+           _operations.forEach(function (operation) {
+             if (operation.behavior) {
+               context.uninstall(operation.behavior);
              }
            });
 
-           _deferred.add(handle);
-         };
+           _operations = Object.values(Operations).map(function (o) {
+             return o(context, selectedIDs);
+           }).filter(function (o) {
+             return o.id !== 'delete' && o.id !== 'downgrade' && o.id !== 'copy';
+           }).concat([// group copy/downgrade/delete operation together at the end of the list
+           operationCopy(context, selectedIDs), operationDowngrade(context, selectedIDs), operationDelete(context, selectedIDs)]).filter(function (operation) {
+             return operation.available();
+           });
 
-         context.loadEntity = function (entityID, callback) {
-           if (_connection) {
-             var cid = _connection.getConnectionId();
+           _operations.forEach(function (operation) {
+             if (operation.behavior) {
+               context.install(operation.behavior);
+             }
+           }); // remove any displayed menu
 
-             _connection.loadEntity(entityID, afterLoad(cid, callback));
-           }
+
+           context.ui().closeEditMenu();
+         }
+
+         mode.operations = function () {
+           return _operations;
          };
 
-         context.zoomToEntity = function (entityID, zoomTo) {
-           // be sure to load the entity even if we're not going to zoom to it
-           context.loadEntity(entityID, function (err, result) {
-             if (err) return;
+         mode.enter = function () {
+           if (!checkSelectedIDs()) return;
+           context.features().forceVisible(selectedIDs);
 
-             if (zoomTo !== false) {
-               var entity = result.data.find(function (e) {
-                 return e.id === entityID;
-               });
+           _modeDragNode.restoreSelectedIDs(selectedIDs);
 
-               if (entity) {
-                 _map.zoomTo(entity);
-               }
-             }
-           });
+           loadOperations();
 
-           _map.on('drawn.zoomToEntity', function () {
-             if (!context.hasEntity(entityID)) return;
+           if (!_behaviors.length) {
+             if (!_selectBehavior) _selectBehavior = behaviorSelect(context);
+             _behaviors = [behaviorPaste(context), _breatheBehavior, behaviorHover(context).on('hover', context.ui().sidebar.hoverModeSelect), _selectBehavior, behaviorLasso(context), _modeDragNode.behavior, modeDragNote(context).behavior];
+           }
 
-             _map.on('drawn.zoomToEntity', null);
+           _behaviors.forEach(context.install);
 
-             context.on('enter.zoomToEntity', null);
-             context.enter(modeSelect(context, [entityID]));
-           });
+           keybinding.on(_t('inspector.zoom_to.key'), mode.zoomToSelected).on(['[', 'pgup'], previousVertex).on([']', 'pgdown'], nextVertex).on(['{', uiCmd('⌘['), 'home'], firstVertex).on(['}', uiCmd('⌘]'), 'end'], lastVertex).on(uiCmd('⇧←'), nudgeSelection([-10, 0])).on(uiCmd('⇧↑'), nudgeSelection([0, -10])).on(uiCmd('⇧→'), nudgeSelection([10, 0])).on(uiCmd('⇧↓'), nudgeSelection([0, 10])).on(uiCmd('⇧⌥←'), nudgeSelection([-100, 0])).on(uiCmd('⇧⌥↑'), nudgeSelection([0, -100])).on(uiCmd('⇧⌥→'), nudgeSelection([100, 0])).on(uiCmd('⇧⌥↓'), nudgeSelection([0, 100])).on(utilKeybinding.plusKeys.map(function (key) {
+             return uiCmd('⇧' + key);
+           }), scaleSelection(1.05)).on(utilKeybinding.plusKeys.map(function (key) {
+             return uiCmd('⇧⌥' + key);
+           }), scaleSelection(Math.pow(1.05, 5))).on(utilKeybinding.minusKeys.map(function (key) {
+             return uiCmd('⇧' + key);
+           }), scaleSelection(1 / 1.05)).on(utilKeybinding.minusKeys.map(function (key) {
+             return uiCmd('⇧⌥' + key);
+           }), scaleSelection(1 / Math.pow(1.05, 5))).on(['\\', 'pause'], focusNextParent).on(uiCmd('⌘↑'), selectParent).on(uiCmd('⌘↓'), selectChild).on('⎋', esc, true);
+           select(document).call(keybinding);
+           context.ui().sidebar.select(selectedIDs, _newFeature);
+           context.history().on('change.select', function () {
+             loadOperations(); // reselect after change in case relation members were removed or added
 
-           context.on('enter.zoomToEntity', function () {
-             if (_mode.id !== 'browse') {
-               _map.on('drawn.zoomToEntity', null);
+             selectElements();
+           }).on('undone.select', checkSelectedIDs).on('redone.select', checkSelectedIDs);
+           context.map().on('drawn.select', selectElements).on('crossEditableZoom.select', function () {
+             selectElements();
 
-               context.on('enter.zoomToEntity', null);
-             }
+             _breatheBehavior.restartIfNeeded(context.surface());
            });
-         };
+           context.map().doubleUpHandler().on('doubleUp.modeSelect', didDoubleUp);
+           selectElements();
 
-         var _minEditableZoom = 16;
+           if (_follow) {
+             var extent = geoExtent();
+             var graph = context.graph();
+             selectedIDs.forEach(function (id) {
+               var entity = context.entity(id);
 
-         context.minEditableZoom = function (val) {
-           if (!arguments.length) return _minEditableZoom;
-           _minEditableZoom = val;
+               extent._extend(entity.extent(graph));
+             });
+             var loc = extent.center();
+             context.map().centerEase(loc); // we could enter the mode multiple times, so reset follow for next time
 
-           if (_connection) {
-             _connection.tileZoom(val);
+             _follow = false;
            }
 
-           return context;
-         }; // String length limits in Unicode characters, not JavaScript UTF-16 code units
-
+           function nudgeSelection(delta) {
+             return function () {
+               // prevent nudging during low zoom selection
+               if (!context.map().withinEditableZoom()) return;
+               var moveOp = operationMove(context, selectedIDs);
 
-         context.maxCharsForTagKey = function () {
-           return 255;
-         };
+               if (moveOp.disabled()) {
+                 context.ui().flash.duration(4000).iconName('#iD-operation-' + moveOp.id).iconClass('operation disabled').label(moveOp.tooltip)();
+               } else {
+                 context.perform(actionMove(selectedIDs, delta, context.projection), moveOp.annotation());
+                 context.validator().validate();
+               }
+             };
+           }
 
-         context.maxCharsForTagValue = function () {
-           return 255;
-         };
+           function scaleSelection(factor) {
+             return function () {
+               // prevent scaling during low zoom selection
+               if (!context.map().withinEditableZoom()) return;
+               var nodes = utilGetAllNodes(selectedIDs, context.graph());
+               var isUp = factor > 1; // can only scale if multiple nodes are selected
 
-         context.maxCharsForRelationRole = function () {
-           return 255;
-         };
+               if (nodes.length <= 1) return;
+               var extent = utilTotalExtent(selectedIDs, context.graph()); // These disabled checks would normally be handled by an operation
+               // object, but we don't want an actual scale operation at this point.
 
-         function cleanOsmString(val, maxChars) {
-           // be lenient with input
-           if (val === undefined || val === null) {
-             val = '';
-           } else {
-             val = val.toString();
-           } // remove whitespace
+               function scalingDisabled() {
+                 if (tooSmall()) {
+                   return 'too_small';
+                 } else if (extent.percentContainedIn(context.map().extent()) < 0.8) {
+                   return 'too_large';
+                 } else if (someMissing() || selectedIDs.some(incompleteRelation)) {
+                   return 'not_downloaded';
+                 } else if (selectedIDs.some(context.hasHiddenConnections)) {
+                   return 'connected_to_hidden';
+                 }
 
+                 return false;
 
-           val = val.trim(); // use the canonical form of the string
+                 function tooSmall() {
+                   if (isUp) return false;
+                   var dLon = Math.abs(extent[1][0] - extent[0][0]);
+                   var dLat = Math.abs(extent[1][1] - extent[0][1]);
+                   return dLon < geoMetersToLon(1, extent[1][1]) && dLat < geoMetersToLat(1);
+                 }
 
-           if (val.normalize) val = val.normalize('NFC'); // trim to the number of allowed characters
+                 function someMissing() {
+                   if (context.inIntro()) return false;
+                   var osm = context.connection();
 
-           return utilUnicodeCharsTruncated(val, maxChars);
-         }
+                   if (osm) {
+                     var missing = nodes.filter(function (n) {
+                       return !osm.isDataLoaded(n.loc);
+                     });
 
-         context.cleanTagKey = function (val) {
-           return cleanOsmString(val, context.maxCharsForTagKey());
-         };
+                     if (missing.length) {
+                       missing.forEach(function (loc) {
+                         context.loadTileAtLoc(loc);
+                       });
+                       return true;
+                     }
+                   }
 
-         context.cleanTagValue = function (val) {
-           return cleanOsmString(val, context.maxCharsForTagValue());
-         };
+                   return false;
+                 }
 
-         context.cleanRelationRole = function (val) {
-           return cleanOsmString(val, context.maxCharsForRelationRole());
-         };
-         /* History */
+                 function incompleteRelation(id) {
+                   var entity = context.entity(id);
+                   return entity.type === 'relation' && !entity.isComplete(context.graph());
+                 }
+               }
 
+               var disabled = scalingDisabled();
 
-         var _inIntro = false;
+               if (disabled) {
+                 var multi = selectedIDs.length === 1 ? 'single' : 'multiple';
+                 context.ui().flash.duration(4000).iconName('#iD-icon-no').iconClass('operation disabled').label(_t.html('operations.scale.' + disabled + '.' + multi))();
+               } else {
+                 var pivot = context.projection(extent.center());
+                 var annotation = _t('operations.scale.annotation.' + (isUp ? 'up' : 'down') + '.feature', {
+                   n: selectedIDs.length
+                 });
+                 context.perform(actionScale(selectedIDs, pivot, factor, context.projection), annotation);
+                 context.validator().validate();
+               }
+             };
+           }
 
-         context.inIntro = function (val) {
-           if (!arguments.length) return _inIntro;
-           _inIntro = val;
-           return context;
-         }; // Immediately save the user's history to localstorage, if possible
-         // This is called someteimes, but also on the `window.onbeforeunload` handler
+           function didDoubleUp(d3_event, loc) {
+             if (!context.map().withinEditableZoom()) return;
+             var target = select(d3_event.target);
+             var datum = target.datum();
+             var entity = datum && datum.properties && datum.properties.entity;
+             if (!entity) return;
 
+             if (entity instanceof osmWay && target.classed('target')) {
+               var choice = geoChooseEdge(context.graph().childNodes(entity), loc, context.projection);
+               var prev = entity.nodes[choice.index - 1];
+               var next = entity.nodes[choice.index];
+               context.perform(actionAddMidpoint({
+                 loc: choice.loc,
+                 edge: [prev, next]
+               }, osmNode()), _t('operations.add.annotation.vertex'));
+               context.validator().validate();
+             } else if (entity.type === 'midpoint') {
+               context.perform(actionAddMidpoint({
+                 loc: entity.loc,
+                 edge: entity.edge
+               }, osmNode()), _t('operations.add.annotation.vertex'));
+               context.validator().validate();
+             }
+           }
 
-         context.save = function () {
-           // no history save, no message onbeforeunload
-           if (_inIntro || context.container().select('.modal').size()) return;
-           var canSave;
+           function selectElements() {
+             if (!checkSelectedIDs()) return;
+             var surface = context.surface();
+             surface.selectAll('.selected-member').classed('selected-member', false);
+             surface.selectAll('.selected').classed('selected', false);
+             surface.selectAll('.related').classed('related', false); // reload `_focusedParentWayId` based on the current selection
 
-           if (_mode && _mode.id === 'save') {
-             canSave = false; // Attempt to prevent user from creating duplicate changes - see #5200
+             checkFocusedParent();
 
-             if (services.osm && services.osm.isChangesetInflight()) {
-               _history.clearSaved();
+             if (_focusedParentWayId) {
+               surface.selectAll(utilEntitySelector([_focusedParentWayId])).classed('related', true);
+             }
 
-               return;
+             if (context.map().withinEditableZoom()) {
+               // Apply selection styling if not in wide selection
+               surface.selectAll(utilDeepMemberSelector(selectedIDs, context.graph(), true
+               /* skipMultipolgonMembers */
+               )).classed('selected-member', true);
+               surface.selectAll(utilEntityOrDeepMemberSelector(selectedIDs, context.graph())).classed('selected', true);
              }
-           } else {
-             canSave = context.selectedIDs().every(function (id) {
-               var entity = context.hasEntity(id);
-               return entity && !entity.isDegenerate();
-             });
            }
 
-           if (canSave) {
-             _history.save();
+           function esc() {
+             if (context.container().select('.combobox').size()) return;
+             context.enter(modeBrowse(context));
            }
 
-           if (_history.hasChanges()) {
-             return _t('save.unsaved_changes');
+           function firstVertex(d3_event) {
+             d3_event.preventDefault();
+             var entity = singular();
+             var parentId = parentWayIdForVertexNavigation();
+             var way;
+
+             if (entity && entity.type === 'way') {
+               way = entity;
+             } else if (parentId) {
+               way = context.entity(parentId);
+             }
+
+             _focusedParentWayId = way && way.id;
+
+             if (way) {
+               context.enter(mode.selectedIDs([way.first()]).follow(true));
+             }
            }
-         }; // Debounce save, since it's a synchronous localStorage write,
-         // and history changes can happen frequently (e.g. when dragging).
 
+           function lastVertex(d3_event) {
+             d3_event.preventDefault();
+             var entity = singular();
+             var parentId = parentWayIdForVertexNavigation();
+             var way;
 
-         context.debouncedSave = debounce(context.save, 350);
+             if (entity && entity.type === 'way') {
+               way = entity;
+             } else if (parentId) {
+               way = context.entity(parentId);
+             }
 
-         function withDebouncedSave(fn) {
-           return function () {
-             var result = fn.apply(_history, arguments);
-             context.debouncedSave();
-             return result;
-           };
-         }
-         /* Graph */
+             _focusedParentWayId = way && way.id;
 
+             if (way) {
+               context.enter(mode.selectedIDs([way.last()]).follow(true));
+             }
+           }
 
-         context.hasEntity = function (id) {
-           return _history.graph().hasEntity(id);
-         };
+           function previousVertex(d3_event) {
+             d3_event.preventDefault();
+             var parentId = parentWayIdForVertexNavigation();
+             _focusedParentWayId = parentId;
+             if (!parentId) return;
+             var way = context.entity(parentId);
+             var length = way.nodes.length;
+             var curr = way.nodes.indexOf(selectedIDs[0]);
+             var index = -1;
 
-         context.entity = function (id) {
-           return _history.graph().entity(id);
-         };
-         /* Modes */
+             if (curr > 0) {
+               index = curr - 1;
+             } else if (way.isClosed()) {
+               index = length - 2;
+             }
 
+             if (index !== -1) {
+               context.enter(mode.selectedIDs([way.nodes[index]]).follow(true));
+             }
+           }
 
-         var _mode;
+           function nextVertex(d3_event) {
+             d3_event.preventDefault();
+             var parentId = parentWayIdForVertexNavigation();
+             _focusedParentWayId = parentId;
+             if (!parentId) return;
+             var way = context.entity(parentId);
+             var length = way.nodes.length;
+             var curr = way.nodes.indexOf(selectedIDs[0]);
+             var index = -1;
 
-         context.mode = function () {
-           return _mode;
-         };
+             if (curr < length - 1) {
+               index = curr + 1;
+             } else if (way.isClosed()) {
+               index = 0;
+             }
 
-         context.enter = function (newMode) {
-           if (_mode) {
-             _mode.exit();
+             if (index !== -1) {
+               context.enter(mode.selectedIDs([way.nodes[index]]).follow(true));
+             }
+           }
+
+           function focusNextParent(d3_event) {
+             d3_event.preventDefault();
+             var parents = parentWaysIdsOfSelection(true);
+             if (!parents || parents.length < 2) return;
+             var index = parents.indexOf(_focusedParentWayId);
+
+             if (index < 0 || index > parents.length - 2) {
+               _focusedParentWayId = parents[0];
+             } else {
+               _focusedParentWayId = parents[index + 1];
+             }
+
+             var surface = context.surface();
+             surface.selectAll('.related').classed('related', false);
 
-             dispatch$1.call('exit', _this, _mode);
+             if (_focusedParentWayId) {
+               surface.selectAll(utilEntitySelector([_focusedParentWayId])).classed('related', true);
+             }
            }
 
-           _mode = newMode;
+           function selectParent(d3_event) {
+             d3_event.preventDefault();
+             var currentSelectedIds = mode.selectedIDs();
+             var parentIds = _focusedParentWayId ? [_focusedParentWayId] : parentWaysIdsOfSelection(false);
+             if (!parentIds.length) return;
+             context.enter(mode.selectedIDs(parentIds)); // set this after re-entering the selection since we normally want it cleared on exit
 
-           _mode.enter();
+             _focusedVertexIds = currentSelectedIds;
+           }
 
-           dispatch$1.call('enter', _this, _mode);
+           function selectChild(d3_event) {
+             d3_event.preventDefault();
+             var currentSelectedIds = mode.selectedIDs();
+             var childIds = _focusedVertexIds ? _focusedVertexIds.filter(function (id) {
+               return context.hasEntity(id);
+             }) : childNodeIdsOfSelection(true);
+             if (!childIds || !childIds.length) return;
+             if (currentSelectedIds.length === 1) _focusedParentWayId = currentSelectedIds[0];
+             context.enter(mode.selectedIDs(childIds));
+           }
          };
 
-         context.selectedIDs = function () {
-           return _mode && _mode.selectedIDs && _mode.selectedIDs() || [];
-         };
+         mode.exit = function () {
+           // we could enter the mode multiple times but it's only new the first time
+           _newFeature = false;
+           _focusedVertexIds = null;
 
-         context.activeID = function () {
-           return _mode && _mode.activeID && _mode.activeID();
-         };
+           _operations.forEach(function (operation) {
+             if (operation.behavior) {
+               context.uninstall(operation.behavior);
+             }
+           });
 
-         var _selectedNoteID;
+           _operations = [];
+
+           _behaviors.forEach(context.uninstall);
+
+           select(document).call(keybinding.unbind);
+           context.ui().closeEditMenu();
+           context.history().on('change.select', null).on('undone.select', null).on('redone.select', null);
+           var surface = context.surface();
+           surface.selectAll('.selected-member').classed('selected-member', false);
+           surface.selectAll('.selected').classed('selected', false);
+           surface.selectAll('.highlighted').classed('highlighted', false);
+           surface.selectAll('.related').classed('related', false);
+           context.map().on('drawn.select', null);
+           context.ui().sidebar.hide();
+           context.features().forceVisible([]);
+           var entity = singular();
+
+           if (_newFeature && entity && entity.type === 'relation' && // no tags
+           Object.keys(entity.tags).length === 0 && // no parent relations
+           context.graph().parentRelations(entity).length === 0 && ( // no members or one member with no role
+           entity.members.length === 0 || entity.members.length === 1 && !entity.members[0].role)) {
+             // the user added this relation but didn't edit it at all, so just delete it
+             var deleteAction = actionDeleteRelation(entity.id, true
+             /* don't delete untagged members */
+             );
+             context.perform(deleteAction, _t('operations.delete.annotation.relation'));
+             context.validator().validate();
+           }
+         };
 
-         context.selectedNoteID = function (noteID) {
-           if (!arguments.length) return _selectedNoteID;
-           _selectedNoteID = noteID;
-           return context;
-         }; // NOTE: Don't change the name of this until UI v3 is merged
+         return mode;
+       }
 
+       function behaviorLasso(context) {
+         // use pointer events on supported platforms; fallback to mouse events
+         var _pointerPrefix = 'PointerEvent' in window ? 'pointer' : 'mouse';
 
-         var _selectedErrorID;
+         var behavior = function behavior(selection) {
+           var lasso;
 
-         context.selectedErrorID = function (errorID) {
-           if (!arguments.length) return _selectedErrorID;
-           _selectedErrorID = errorID;
-           return context;
-         };
-         /* Behaviors */
+           function pointerdown(d3_event) {
+             var button = 0; // left
 
+             if (d3_event.button === button && d3_event.shiftKey === true) {
+               lasso = null;
+               select(window).on(_pointerPrefix + 'move.lasso', pointermove).on(_pointerPrefix + 'up.lasso', pointerup);
+               d3_event.stopPropagation();
+             }
+           }
 
-         context.install = function (behavior) {
-           return context.surface().call(behavior);
-         };
+           function pointermove() {
+             if (!lasso) {
+               lasso = uiLasso(context);
+               context.surface().call(lasso);
+             }
 
-         context.uninstall = function (behavior) {
-           return context.surface().call(behavior.off);
-         };
-         /* Copy/Paste */
+             lasso.p(context.map().mouse());
+           }
 
+           function normalize(a, b) {
+             return [[Math.min(a[0], b[0]), Math.min(a[1], b[1])], [Math.max(a[0], b[0]), Math.max(a[1], b[1])]];
+           }
 
-         var _copyGraph;
+           function lassoed() {
+             if (!lasso) return [];
+             var graph = context.graph();
+             var limitToNodes;
 
-         context.copyGraph = function () {
-           return _copyGraph;
-         };
+             if (context.map().editableDataEnabled(true
+             /* skipZoomCheck */
+             ) && context.map().isInWideSelection()) {
+               // only select from the visible nodes
+               limitToNodes = new Set(utilGetAllNodes(context.selectedIDs(), graph));
+             } else if (!context.map().editableDataEnabled()) {
+               return [];
+             }
 
-         var _copyIDs = [];
+             var bounds = lasso.extent().map(context.projection.invert);
+             var extent = geoExtent(normalize(bounds[0], bounds[1]));
+             var intersects = context.history().intersects(extent).filter(function (entity) {
+               return entity.type === 'node' && (!limitToNodes || limitToNodes.has(entity)) && geoPointInPolygon(context.projection(entity.loc), lasso.coordinates) && !context.features().isHidden(entity, graph, entity.geometry(graph));
+             }); // sort the lassoed nodes as best we can
 
-         context.copyIDs = function (val) {
-           if (!arguments.length) return _copyIDs;
-           _copyIDs = val;
-           _copyGraph = _history.graph();
-           return context;
-         };
+             intersects.sort(function (node1, node2) {
+               var parents1 = graph.parentWays(node1);
+               var parents2 = graph.parentWays(node2);
 
-         var _copyLonLat;
+               if (parents1.length && parents2.length) {
+                 // both nodes are vertices
+                 var sharedParents = utilArrayIntersection(parents1, parents2);
 
-         context.copyLonLat = function (val) {
-           if (!arguments.length) return _copyLonLat;
-           _copyLonLat = val;
-           return context;
-         };
-         /* Background */
+                 if (sharedParents.length) {
+                   var sharedParentNodes = sharedParents[0].nodes; // vertices are members of the same way; sort them in their listed order
 
+                   return sharedParentNodes.indexOf(node1.id) - sharedParentNodes.indexOf(node2.id);
+                 } else {
+                   // vertices do not share a way; group them by their respective parent ways
+                   return parseFloat(parents1[0].id.slice(1)) - parseFloat(parents2[0].id.slice(1));
+                 }
+               } else if (parents1.length || parents2.length) {
+                 // only one node is a vertex; sort standalone points before vertices
+                 return parents1.length - parents2.length;
+               } // both nodes are standalone points; sort left to right
 
-         var _background;
 
-         context.background = function () {
-           return _background;
-         };
-         /* Features */
+               return node1.loc[0] - node2.loc[0];
+             });
+             return intersects.map(function (entity) {
+               return entity.id;
+             });
+           }
 
+           function pointerup() {
+             select(window).on(_pointerPrefix + 'move.lasso', null).on(_pointerPrefix + 'up.lasso', null);
+             if (!lasso) return;
+             var ids = lassoed();
+             lasso.close();
 
-         var _features;
+             if (ids.length) {
+               context.enter(modeSelect(context, ids));
+             }
+           }
 
-         context.features = function () {
-           return _features;
+           selection.on(_pointerPrefix + 'down.lasso', pointerdown);
          };
 
-         context.hasHiddenConnections = function (id) {
-           var graph = _history.graph();
-
-           var entity = graph.entity(id);
-           return _features.hasHiddenConnections(entity, graph);
+         behavior.off = function (selection) {
+           selection.on(_pointerPrefix + 'down.lasso', null);
          };
-         /* Photos */
-
 
-         var _photos;
+         return behavior;
+       }
 
-         context.photos = function () {
-           return _photos;
+       function modeBrowse(context) {
+         var mode = {
+           button: 'browse',
+           id: 'browse',
+           title: _t('modes.browse.title'),
+           description: _t('modes.browse.description')
          };
-         /* Map */
+         var sidebar;
 
+         var _selectBehavior;
 
-         var _map;
+         var _behaviors = [];
 
-         context.map = function () {
-           return _map;
+         mode.selectBehavior = function (val) {
+           if (!arguments.length) return _selectBehavior;
+           _selectBehavior = val;
+           return mode;
          };
 
-         context.layers = function () {
-           return _map.layers();
-         };
+         mode.enter = function () {
+           if (!_behaviors.length) {
+             if (!_selectBehavior) _selectBehavior = behaviorSelect(context);
+             _behaviors = [behaviorPaste(context), behaviorHover(context).on('hover', context.ui().sidebar.hover), _selectBehavior, behaviorLasso(context), modeDragNode(context).behavior, modeDragNote(context).behavior];
+           }
 
-         context.surface = function () {
-           return _map.surface;
-         };
+           _behaviors.forEach(context.install); // Get focus on the body.
 
-         context.editableDataEnabled = function () {
-           return _map.editableDataEnabled();
-         };
 
-         context.surfaceRect = function () {
-           return _map.surface.node().getBoundingClientRect();
-         };
+           if (document.activeElement && document.activeElement.blur) {
+             document.activeElement.blur();
+           }
 
-         context.editable = function () {
-           // don't allow editing during save
-           var mode = context.mode();
-           if (!mode || mode.id === 'save') return false;
-           return _map.editableDataEnabled();
+           if (sidebar) {
+             context.ui().sidebar.show(sidebar);
+           } else {
+             context.ui().sidebar.select(null);
+           }
          };
-         /* Debug */
 
+         mode.exit = function () {
+           context.ui().sidebar.hover.cancel();
 
-         var _debugFlags = {
-           tile: false,
-           // tile boundaries
-           collision: false,
-           // label collision bounding boxes
-           imagery: false,
-           // imagery bounding polygons
-           target: false,
-           // touch targets
-           downloaded: false // downloaded data from osm
-
-         };
+           _behaviors.forEach(context.uninstall);
 
-         context.debugFlags = function () {
-           return _debugFlags;
+           if (sidebar) {
+             context.ui().sidebar.hide();
+           }
          };
 
-         context.getDebug = function (flag) {
-           return flag && _debugFlags[flag];
+         mode.sidebar = function (_) {
+           if (!arguments.length) return sidebar;
+           sidebar = _;
+           return mode;
          };
 
-         context.setDebug = function (flag, val) {
-           if (arguments.length === 1) val = true;
-           _debugFlags[flag] = val;
-           dispatch$1.call('change');
-           return context;
+         mode.operations = function () {
+           return [operationPaste(context)];
          };
-         /* Container */
-
-
-         var _container = select(null);
 
-         context.container = function (val) {
-           if (!arguments.length) return _container;
-           _container = val;
+         return mode;
+       }
 
-           _container.classed('ideditor', true);
+       function behaviorAddWay(context) {
+         var dispatch = dispatch$8('start', 'startFromWay', 'startFromNode');
+         var draw = behaviorDraw(context);
 
-           return context;
-         };
+         function behavior(surface) {
+           draw.on('click', function () {
+             dispatch.apply('start', this, arguments);
+           }).on('clickWay', function () {
+             dispatch.apply('startFromWay', this, arguments);
+           }).on('clickNode', function () {
+             dispatch.apply('startFromNode', this, arguments);
+           }).on('cancel', behavior.cancel).on('finish', behavior.cancel);
+           context.map().dblclickZoomEnable(false);
+           surface.call(draw);
+         }
 
-         context.containerNode = function (val) {
-           if (!arguments.length) return context.container().node();
-           context.container(select(val));
-           return context;
+         behavior.off = function (surface) {
+           surface.call(draw.off);
          };
 
-         var _embed;
-
-         context.embed = function (val) {
-           if (!arguments.length) return _embed;
-           _embed = val;
-           return context;
+         behavior.cancel = function () {
+           window.setTimeout(function () {
+             context.map().dblclickZoomEnable(true);
+           }, 1000);
+           context.enter(modeBrowse(context));
          };
-         /* Assets */
 
+         return utilRebind(behavior, dispatch, 'on');
+       }
 
-         var _assetPath = '';
+       function behaviorHash(context) {
+         // cached window.location.hash
+         var _cachedHash = null; // allowable latitude range
 
-         context.assetPath = function (val) {
-           if (!arguments.length) return _assetPath;
-           _assetPath = val;
-           _mainFileFetcher.assetPath(val);
-           return context;
-         };
+         var _latitudeLimit = 90 - 1e-8;
 
-         var _assetMap = {};
+         function computedHashParameters() {
+           var map = context.map();
+           var center = map.center();
+           var zoom = map.zoom();
+           var precision = Math.max(0, Math.ceil(Math.log(zoom) / Math.LN2));
+           var oldParams = utilObjectOmit(utilStringQs(window.location.hash), ['comment', 'source', 'hashtags', 'walkthrough']);
+           var newParams = {};
+           delete oldParams.id;
+           var selected = context.selectedIDs().filter(function (id) {
+             return context.hasEntity(id);
+           });
 
-         context.assetMap = function (val) {
-           if (!arguments.length) return _assetMap;
-           _assetMap = val;
-           _mainFileFetcher.assetMap(val);
-           return context;
-         };
+           if (selected.length) {
+             newParams.id = selected.join(',');
+           }
 
-         context.asset = function (val) {
-           if (/^http(s)?:\/\//i.test(val)) return val;
-           var filename = _assetPath + val;
-           return _assetMap[filename] || filename;
-         };
+           newParams.map = zoom.toFixed(2) + '/' + center[1].toFixed(precision) + '/' + center[0].toFixed(precision);
+           return Object.assign(oldParams, newParams);
+         }
 
-         context.imagePath = function (val) {
-           return context.asset("img/".concat(val));
-         };
-         /* reset (aka flush) */
+         function computedHash() {
+           return '#' + utilQsString(computedHashParameters(), true);
+         }
 
+         function computedTitle(includeChangeCount) {
+           var baseTitle = context.documentTitleBase() || 'iD';
+           var contextual;
+           var changeCount;
+           var titleID;
+           var selected = context.selectedIDs().filter(function (id) {
+             return context.hasEntity(id);
+           });
 
-         context.reset = context.flush = function () {
-           context.debouncedSave.cancel();
-           Array.from(_deferred).forEach(function (handle) {
-             window.cancelIdleCallback(handle);
+           if (selected.length) {
+             var firstLabel = utilDisplayLabel(context.entity(selected[0]), context.graph());
 
-             _deferred["delete"](handle);
-           });
-           Object.values(services).forEach(function (service) {
-             if (service && typeof service.reset === 'function') {
-               service.reset(context);
+             if (selected.length > 1) {
+               contextual = _t('title.labeled_and_more', {
+                 labeled: firstLabel,
+                 count: selected.length - 1
+               });
+             } else {
+               contextual = firstLabel;
              }
-           });
-           context.changeset = null;
 
-           _validator.reset();
+             titleID = 'context';
+           }
 
-           _features.reset();
+           if (includeChangeCount) {
+             changeCount = context.history().difference().summary().length;
 
-           _history.reset();
+             if (changeCount > 0) {
+               titleID = contextual ? 'changes_context' : 'changes';
+             }
+           }
 
-           _uploader.reset(); // don't leave stale state in the inspector
+           if (titleID) {
+             return _t('title.format.' + titleID, {
+               changes: changeCount,
+               base: baseTitle,
+               context: contextual
+             });
+           }
 
+           return baseTitle;
+         }
 
-           context.container().select('.inspector-wrap *').remove();
-           return context;
-         };
-         /* Projections */
+         function updateTitle(includeChangeCount) {
+           if (!context.setsDocumentTitle()) return;
+           var newTitle = computedTitle(includeChangeCount);
 
+           if (document.title !== newTitle) {
+             document.title = newTitle;
+           }
+         }
 
-         context.projection = geoRawMercator();
-         context.curtainProjection = geoRawMercator();
-         /* Init */
+         function updateHashIfNeeded() {
+           if (context.inIntro()) return;
+           var latestHash = computedHash();
 
-         context.init = function () {
-           instantiateInternal();
-           initializeDependents();
-           return context; // Load variables and properties. No property of `context` should be accessed
-           // until this is complete since load statuses are indeterminate. The order
-           // of instantiation shouldn't matter.
+           if (_cachedHash !== latestHash) {
+             _cachedHash = latestHash; // Update the URL hash without affecting the browser navigation stack,
+             // though unavoidably creating a browser history entry
 
-           function instantiateInternal() {
-             _history = coreHistory(context);
-             context.graph = _history.graph;
-             context.pauseChangeDispatch = _history.pauseChangeDispatch;
-             context.resumeChangeDispatch = _history.resumeChangeDispatch;
-             context.perform = withDebouncedSave(_history.perform);
-             context.replace = withDebouncedSave(_history.replace);
-             context.pop = withDebouncedSave(_history.pop);
-             context.overwrite = withDebouncedSave(_history.overwrite);
-             context.undo = withDebouncedSave(_history.undo);
-             context.redo = withDebouncedSave(_history.redo);
-             _validator = coreValidator(context);
-             _uploader = coreUploader(context);
-             _background = rendererBackground(context);
-             _features = rendererFeatures(context);
-             _map = rendererMap(context);
-             _photos = rendererPhotos(context);
-             _ui = uiInit(context);
-           } // Set up objects that might need to access properties of `context`. The order
-           // might matter if dependents make calls to each other. Be wary of async calls.
+             window.history.replaceState(null, computedTitle(false
+             /* includeChangeCount */
+             ), latestHash); // set the title we want displayed for the browser tab/window
 
+             updateTitle(true
+             /* includeChangeCount */
+             );
+           }
+         }
 
-           function initializeDependents() {
-             if (context.initialHashParams.presets) {
-               _mainPresetIndex.addablePresetIDs(new Set(context.initialHashParams.presets.split(',')));
-             }
+         var _throttledUpdate = throttle(updateHashIfNeeded, 500);
 
-             if (context.initialHashParams.locale) {
-               _mainLocalizer.preferredLocaleCodes(context.initialHashParams.locale);
-             } // kick off some async work
+         var _throttledUpdateTitle = throttle(function () {
+           updateTitle(true
+           /* includeChangeCount */
+           );
+         }, 500);
 
+         function hashchange() {
+           // ignore spurious hashchange events
+           if (window.location.hash === _cachedHash) return;
+           _cachedHash = window.location.hash;
+           var q = utilStringQs(_cachedHash);
+           var mapArgs = (q.map || '').split('/').map(Number);
 
-             _mainLocalizer.ensureLoaded();
+           if (mapArgs.length < 3 || mapArgs.some(isNaN)) {
+             // replace bogus hash
+             updateHashIfNeeded();
+           } else {
+             // don't update if the new hash already reflects the state of iD
+             if (_cachedHash === computedHash()) return;
+             var mode = context.mode();
+             context.map().centerZoom([mapArgs[2], Math.min(_latitudeLimit, Math.max(-_latitudeLimit, mapArgs[1]))], mapArgs[0]);
 
-             _background.ensureLoaded();
+             if (q.id && mode) {
+               var ids = q.id.split(',').filter(function (id) {
+                 return context.hasEntity(id);
+               });
 
-             _mainPresetIndex.ensureLoaded();
-             Object.values(services).forEach(function (service) {
-               if (service && typeof service.init === 'function') {
-                 service.init();
+               if (ids.length && (mode.id === 'browse' || mode.id === 'select' && !utilArrayIdentical(mode.selectedIDs(), ids))) {
+                 context.enter(modeSelect(context, ids));
+                 return;
                }
-             });
+             }
 
-             _map.init();
+             var center = context.map().center();
+             var dist = geoSphericalDistance(center, [mapArgs[2], mapArgs[1]]);
+             var maxdist = 500; // Don't allow the hash location to change too much while drawing
+             // This can happen if the user accidentally hit the back button.  #3996
 
-             _validator.init();
+             if (mode && mode.id.match(/^draw/) !== null && dist > maxdist) {
+               context.enter(modeBrowse(context));
+               return;
+             }
+           }
+         }
 
-             _features.init();
+         function behavior() {
+           context.map().on('move.behaviorHash', _throttledUpdate);
+           context.history().on('change.behaviorHash', _throttledUpdateTitle);
+           context.on('enter.behaviorHash', _throttledUpdate);
+           select(window).on('hashchange.behaviorHash', hashchange);
 
-             if (services.maprules && context.initialHashParams.maprules) {
-               d3_json(context.initialHashParams.maprules).then(function (mapcss) {
-                 services.maprules.init();
-                 mapcss.forEach(function (mapcssSelector) {
-                   return services.maprules.addRule(mapcssSelector);
-                 });
-               })["catch"](function () {
-                 /* ignore */
-               });
-             } // if the container isn't available, e.g. when testing, don't load the UI
+           if (window.location.hash) {
+             var q = utilStringQs(window.location.hash);
+
+             if (q.id) {
+               //if (!context.history().hasRestorableChanges()) {
+               // targeting specific features: download, select, and zoom to them
+               context.zoomToEntity(q.id.split(',')[0], !q.map); //}
+             }
 
+             if (q.walkthrough === 'true') {
+               behavior.startWalkthrough = true;
+             }
 
-             if (!context.container().empty()) {
-               _ui.ensureLoaded().then(function () {
-                 _photos.init();
-               });
+             if (q.map) {
+               behavior.hadHash = true;
              }
+
+             hashchange();
+             updateTitle(false);
            }
+         }
+
+         behavior.off = function () {
+           _throttledUpdate.cancel();
+
+           _throttledUpdateTitle.cancel();
+
+           context.map().on('move.behaviorHash', null);
+           context.on('enter.behaviorHash', null);
+           select(window).on('hashchange.behaviorHash', null);
+           window.location.hash = '';
          };
 
-         return context;
+         return behavior;
        }
 
        // This is only done in testing because of the performance penalty.
 
        var debug = false; // Reexport just what our tests use, see #4379
        var d3 = {
-         dispatch: dispatch,
+         dispatch: dispatch$8,
          geoMercator: mercator,
          geoProjection: projection,
          polygonArea: d3_polygonArea,
                coreLocalizer: coreLocalizer,
                t: _t,
                localizer: _mainLocalizer,
+               coreLocations: coreLocations,
+               locationManager: _mainLocations,
                prefs: corePreferences,
                coreTree: coreTree,
                coreUploader: coreUploader,
                serviceMapillary: serviceMapillary,
                serviceMapRules: serviceMapRules,
                serviceNominatim: serviceNominatim,
-               serviceOpenstreetcam: serviceOpenstreetcam,
+               serviceNsi: serviceNsi,
+               serviceKartaview: serviceKartaview,
                serviceOsm: serviceOsm,
                serviceOsmWikibase: serviceOsmWikibase,
                serviceStreetside: serviceStreetside,
                svgMidpoints: svgMidpoints,
                svgNotes: svgNotes,
                svgMarkerSegments: svgMarkerSegments,
-               svgOpenstreetcamImages: svgOpenstreetcamImages,
+               svgKartaviewImages: svgKartaviewImages,
                svgOsm: svgOsm,
                svgPassiveVertex: svgPassiveVertex,
                svgPath: svgPath,
                uiFieldCycleway: uiFieldCycleway,
                uiFieldLanes: uiFieldLanes,
                uiFieldLocalized: uiFieldLocalized,
-               uiFieldMaxspeed: uiFieldMaxspeed,
+               uiFieldRoadheight: uiFieldRoadheight,
+               uiFieldRoadspeed: uiFieldRoadspeed,
                uiFieldStructureRadio: uiFieldRadio,
                uiFieldRadio: uiFieldRadio,
                uiFieldRestrictions: uiFieldRestrictions,
                utilDisplayLabel: utilDisplayLabel,
                utilEntityRoot: utilEntityRoot,
                utilEditDistance: utilEditDistance,
-               utilEntitySelector: utilEntitySelector,
+               utilEntityAndDeepMemberIDs: utilEntityAndDeepMemberIDs,
                utilEntityOrMemberSelector: utilEntityOrMemberSelector,
                utilEntityOrDeepMemberSelector: utilEntityOrDeepMemberSelector,
+               utilEntitySelector: utilEntitySelector,
                utilFastMouse: utilFastMouse,
                utilFunctor: utilFunctor,
                utilGetAllNodes: utilGetAllNodes,
                utilKeybinding: utilKeybinding,
                utilNoAuto: utilNoAuto,
                utilObjectOmit: utilObjectOmit,
+               utilCompareIDs: utilCompareIDs,
+               utilOldestID: utilOldestID,
                utilPrefixCSSProperty: utilPrefixCSSProperty,
                utilPrefixDOMProperty: utilPrefixDOMProperty,
                utilQsString: utilQsString,