Class: ActiveModel::AttributeMutationTracker
- Defined in:
- lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb
Overview
:nodoc:
Direct Known Subclasses
Constant Summary collapse
- OPTION_NOT_GIVEN =
Object.new
Instance Method Summary collapse
- #any_changes? ⇒ Boolean
- #change_to_attribute(attr_name) ⇒ Object
- #changed?(attr_name, from: OPTION_NOT_GIVEN, to: OPTION_NOT_GIVEN) ⇒ Boolean
- #changed_attribute_names ⇒ Object
- #changed_in_place?(attr_name) ⇒ Boolean
- #changed_values ⇒ Object
- #changes ⇒ Object
- #force_change(attr_name) ⇒ Object
- #forget_change(attr_name) ⇒ Object
-
#initialize(attributes) ⇒ AttributeMutationTracker
constructor
A new instance of AttributeMutationTracker.
- #original_value(attr_name) ⇒ Object
Constructor Details
#initialize(attributes) ⇒ AttributeMutationTracker
Returns a new instance of AttributeMutationTracker.
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# File 'lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb', line 10 def initialize(attributes) @attributes = attributes end |
Instance Method Details
#any_changes? ⇒ Boolean
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# File 'lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb', line 40 def any_changes? attr_names.any? { |attr| changed?(attr) } end |
#change_to_attribute(attr_name) ⇒ Object
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# File 'lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb', line 34 def change_to_attribute(attr_name) if changed?(attr_name) [original_value(attr_name), fetch_value(attr_name)] end end |
#changed?(attr_name, from: OPTION_NOT_GIVEN, to: OPTION_NOT_GIVEN) ⇒ Boolean
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# File 'lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb', line 44 def changed?(attr_name, from: OPTION_NOT_GIVEN, to: OPTION_NOT_GIVEN) attribute_changed?(attr_name) && (OPTION_NOT_GIVEN == from || original_value(attr_name) == from) && (OPTION_NOT_GIVEN == to || fetch_value(attr_name) == to) end |
#changed_attribute_names ⇒ Object
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# File 'lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb', line 14 def changed_attribute_names attr_names.select { |attr_name| changed?(attr_name) } end |
#changed_in_place?(attr_name) ⇒ Boolean
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# File 'lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb', line 50 def changed_in_place?(attr_name) attributes[attr_name].changed_in_place? end |
#changed_values ⇒ Object
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# File 'lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb', line 18 def changed_values attr_names.each_with_object({}.with_indifferent_access) do |attr_name, result| if changed?(attr_name) result[attr_name] = original_value(attr_name) end end end |
#changes ⇒ Object
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# File 'lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb', line 26 def changes attr_names.each_with_object({}.with_indifferent_access) do |attr_name, result| if change = change_to_attribute(attr_name) result.merge!(attr_name => change) end end end |
#force_change(attr_name) ⇒ Object
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# File 'lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb', line 63 def force_change(attr_name) forced_changes[attr_name] = fetch_value(attr_name) end |
#forget_change(attr_name) ⇒ Object
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# File 'lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb', line 54 def forget_change(attr_name) attributes[attr_name] = attributes[attr_name].forgetting_assignment forced_changes.delete(attr_name) end |
#original_value(attr_name) ⇒ Object
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# File 'lib/rubypitaya/app-template/vendor/bundle/ruby/3.1.0/gems/activemodel-7.0.4/lib/active_model/attribute_mutation_tracker.rb', line 59 def original_value(attr_name) attributes[attr_name].original_value end |