diff options
Diffstat (limited to 'activerecord/lib/active_record/attribute_set.rb')
-rw-r--r-- | activerecord/lib/active_record/attribute_set.rb | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/attribute_set.rb b/activerecord/lib/active_record/attribute_set.rb index 013a7d0e01..be581ac2a9 100644 --- a/activerecord/lib/active_record/attribute_set.rb +++ b/activerecord/lib/active_record/attribute_set.rb @@ -60,8 +60,14 @@ module ActiveRecord super end + def deep_dup + dup.tap do |copy| + copy.instance_variable_set(:@attributes, attributes.deep_dup) + end + end + def initialize_dup(_) - @attributes = attributes.deep_dup + @attributes = attributes.dup super end @@ -80,6 +86,15 @@ module ActiveRecord attributes.select { |_, attr| attr.has_been_read? }.keys end + def map(&block) + new_attributes = attributes.transform_values(&block) + AttributeSet.new(new_attributes) + end + + def ==(other) + attributes == other.attributes + end + protected attr_reader :attributes |