diff options
Diffstat (limited to 'activemodel/lib/active_model/dirty.rb')
-rw-r--r-- | activemodel/lib/active_model/dirty.rb | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/activemodel/lib/active_model/dirty.rb b/activemodel/lib/active_model/dirty.rb index afba9bab0d..ca5dac272f 100644 --- a/activemodel/lib/active_model/dirty.rb +++ b/activemodel/lib/active_model/dirty.rb @@ -52,10 +52,10 @@ module ActiveModel # end # end # - # A newly instantiated object is unchanged: + # A newly instantiated +Person+ object is unchanged: # - # person = Person.find_by(name: 'Uncle Bob') - # person.changed? # => false + # person = Person.new + # person.changed? # => false # # Change the name: # @@ -71,8 +71,8 @@ module ActiveModel # Save the changes: # # person.save - # person.changed? # => false - # person.name_changed? # => false + # person.changed? # => false + # person.name_changed? # => false # # Reset the changes: # @@ -84,20 +84,20 @@ module ActiveModel # # person.name = "Uncle Bob" # person.rollback! - # person.name # => "Bill" - # person.name_changed? # => false + # person.name # => "Bill" + # person.name_changed? # => false # # Assigning the same value leaves the attribute unchanged: # # person.name = 'Bill' - # person.name_changed? # => false - # person.name_change # => nil + # person.name_changed? # => false + # person.name_change # => nil # # Which attributes have changed? # # person.name = 'Bob' - # person.changed # => ["name"] - # person.changes # => {"name" => ["Bill", "Bob"]} + # person.changed # => ["name"] + # person.changes # => {"name" => ["Bill", "Bob"]} # # If an attribute is modified in-place then make use of # +[attribute_name]_will_change!+ to mark that the attribute is changing. @@ -106,9 +106,9 @@ module ActiveModel # not need to call +[attribute_name]_will_change!+ on Active Record models. # # person.name_will_change! - # person.name_change # => ["Bill", "Bill"] + # person.name_change # => ["Bill", "Bill"] # person.name << 'y' - # person.name_change # => ["Bill", "Billy"] + # person.name_change # => ["Bill", "Billy"] module Dirty extend ActiveSupport::Concern include ActiveModel::AttributeMethods @@ -189,6 +189,7 @@ module ActiveModel def changes_include?(attr_name) attributes_changed_by_setter.include?(attr_name) end + alias attribute_changed_by_setter? changes_include? # Removes current changes and makes them accessible through +previous_changes+. def changes_applied # :doc: |