diff options
Diffstat (limited to 'activemodel/lib/active_model/dirty.rb')
| -rw-r--r-- | activemodel/lib/active_model/dirty.rb | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/activemodel/lib/active_model/dirty.rb b/activemodel/lib/active_model/dirty.rb index d2ebd18107..093052a70c 100644 --- a/activemodel/lib/active_model/dirty.rb +++ b/activemodel/lib/active_model/dirty.rb @@ -142,7 +142,9 @@ module ActiveModel end def changes_applied # :nodoc: - @previously_changed = changes + unless defined?(@attributes) + @previously_changed = changes + end @mutations_before_last_save = mutations_from_database @attributes_changed_by_setter = ActiveSupport::HashWithIndifferentAccess.new forget_attribute_assignments @@ -302,7 +304,7 @@ module ActiveModel # Handles <tt>*_previous_change</tt> for +method_missing+. def attribute_previous_change(attr) - previous_changes[attr] if attribute_previously_changed?(attr) + previous_changes[attr] end # Handles <tt>*_will_change!</tt> for +method_missing+. |