diff options
Diffstat (limited to 'activerecord/lib/active_record/enum.rb')
-rw-r--r-- | activerecord/lib/active_record/enum.rb | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/activerecord/lib/active_record/enum.rb b/activerecord/lib/active_record/enum.rb index 18f1ca26de..38c6dcf88d 100644 --- a/activerecord/lib/active_record/enum.rb +++ b/activerecord/lib/active_record/enum.rb @@ -27,8 +27,10 @@ module ActiveRecord # conversation.status # => nil # # Scopes based on the allowed values of the enum field will be provided - # as well. With the above example, it will create an +active+ and +archived+ - # scope. + # as well. With the above example: + # + # Conversation.active + # Conversation.archived # # You can set the default value from the database declaration, like: # @@ -138,17 +140,14 @@ module ActiveRecord @_enum_methods_module ||= begin mod = Module.new do private - def save_changed_attribute(attr_name, value) + def save_changed_attribute(attr_name, old) if (mapping = self.class.defined_enums[attr_name.to_s]) + value = read_attribute(attr_name) if attribute_changed?(attr_name) - old = changed_attributes[attr_name] - if mapping[old] == value changed_attributes.delete(attr_name) end else - old = clone_attribute_value(:read_attribute, attr_name) - if old != value changed_attributes[attr_name] = mapping.key old end |