+++ /dev/null
-module CompositePrimaryKeys\r
- ID_SEP = ','\r
- ID_SET_SEP = ';'\r
-\r
- module ArrayExtension\r
- def to_composite_keys\r
- CompositeKeys.new(self)\r
- end\r
-\r
- def to_composite_ids\r
- CompositeIds.new(self)\r
- end\r
- end\r
-\r
- class CompositeArray < Array\r
- def to_s\r
- join(ID_SEP)\r
- end\r
- end\r
-\r
- class CompositeKeys < CompositeArray\r
-\r
- end\r
-\r
- class CompositeIds < CompositeArray\r
-\r
- end\r
-end\r
-\r
-Array.send(:include, CompositePrimaryKeys::ArrayExtension)\r