From 126b4600d8373b7291f73a18f069aa004c60b498 Mon Sep 17 00:00:00 2001
From: marc tobias <mtmail@gmx.net>
Date: Thu, 8 Apr 2021 17:17:24 +0200
Subject: [PATCH] validate hidden fields against pattern only when filled

---
 src/components/UrlSubmitForm.svelte | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/components/UrlSubmitForm.svelte b/src/components/UrlSubmitForm.svelte
index 975e79f..2207361 100644
--- a/src/components/UrlSubmitForm.svelte
+++ b/src/components/UrlSubmitForm.svelte
@@ -22,7 +22,9 @@
   // doesn't support hidden fields, so we check those in an extra step
   function validate_field(field) {
     if (field.type === 'hidden') {
-      if (field.pattern && !field.value.match(field.pattern)) return false;
+      if (field.value.length) {
+        if (field.pattern && !field.value.match(field.pattern)) return false;
+      }
     }
     return field.checkValidity(); // for hidden field always true
   }
-- 
2.39.5