Class: ActiveModel::NullMutationTracker

Inherits:

Object

• Object
• ActiveModel::NullMutationTracker

Includes:

Singleton

Defined in:

lib/active_model/attribute_mutation_tracker.rb

Overview

:nodoc:

Instance Method Summary

• #any_changes? ⇒ Boolean
• #change_to_attribute(attr_name) ⇒ Object
• #changed?(attr_name) ⇒ Boolean
• #changed_attribute_names ⇒ Object
• #changed_in_place?(attr_name) ⇒ Boolean
• #changed_values ⇒ Object
• #changes ⇒ Object
• #original_value(attr_name) ⇒ Object

Instance Method Details

#any_changes? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/active_model/attribute_mutation_tracker.rb', line 166

def any_changes?
  false
end

#change_to_attribute(attr_name) ⇒ Object

# File 'lib/active_model/attribute_mutation_tracker.rb', line 163

def change_to_attribute(attr_name)
end

#changed?(attr_name) ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/active_model/attribute_mutation_tracker.rb', line 170

def changed?(attr_name, **)
  false
end

#changed_attribute_names ⇒ Object

# File 'lib/active_model/attribute_mutation_tracker.rb', line 151

def changed_attribute_names
  []
end

#changed_in_place?(attr_name) ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/active_model/attribute_mutation_tracker.rb', line 174

def changed_in_place?(attr_name)
  false
end

#changed_values ⇒ Object

# File 'lib/active_model/attribute_mutation_tracker.rb', line 155

def changed_values
  {}
end

#changes ⇒ Object

# File 'lib/active_model/attribute_mutation_tracker.rb', line 159

def changes
  {}
end

#original_value(attr_name) ⇒ Object

# File 'lib/active_model/attribute_mutation_tracker.rb', line 178

def original_value(attr_name)
end