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Class: ActiveModel::Attribute::UserProvidedDefault

Do not use. This class is for internal use only.
Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, FromUser, ::ActiveModel::Attribute
Instance Chain:
self, FromUser, ::ActiveModel::Attribute
Inherits: ActiveModel::Attribute::FromUser
Defined in: activemodel/lib/active_model/attribute/user_provided_default.rb

Class Method Summary

::ActiveModel::Attribute - Inherited

.from_database, .from_user,
.new

This method should not be called directly.
.null, .uninitialized, .with_cast_value

Instance Attribute Summary

FromUser - Inherited

#came_from_user?

::ActiveModel::Attribute - Inherited

#came_from_user?, #changed?, #changed_in_place?, #has_been_read?, #initialized?, #name, #type, #value_before_type_cast,
#assigned?

Alias for #original_attribute.
#changed_from_assignment?, #original_attribute

Instance Method Summary

FromUser - Inherited

#type_cast, #_value_for_database

::ActiveModel::Attribute - Inherited

#==, #encode_with,
#eql?

Alias for #==.
#forgetting_assignment, #hash, #init_with, #original_value, #original_value_for_database, #serializable?, #type_cast, #value, #value_for_database, #with_cast_value, #with_type, #with_user_default, #with_value_from_database, #with_value_from_user, #_original_value_for_database, #_value_for_database, #initialize_dup

Constructor Details

.new(name, value, type, database_default) ⇒ UserProvidedDefault

[ GitHub ] 

  


# File 'activemodel/lib/active_model/attribute/user_provided_default.rb', line 12



def initialize(name, value, type, database_default)
  @user_provided_value = value
  super(name, value, type, database_default)
end


  







Instance Attribute Details



  

    #user_provided_value   (readonly, private)
  

  [ GitHub ]


  

  


# File 'activemodel/lib/active_model/attribute/user_provided_default.rb', line 52



attr_reader :user_provided_value


  







Instance Method Details



  

    #marshal_dump  
  

  [ GitHub ]


  

  


# File 'activemodel/lib/active_model/attribute/user_provided_default.rb', line 29



def marshal_dump
  result = [
    name,
    value_before_type_cast,
    type,
    original_attribute,
  ]
  result << value if defined?(@value)
  result
end


  








  

    #marshal_load(values)  
  

  [ GitHub ]


  

  


# File 'activemodel/lib/active_model/attribute/user_provided_default.rb', line 40



def marshal_load(values)
  name, user_provided_value, type, original_attribute, value = values
  @name = name
  @user_provided_value = user_provided_value
  @type = type
  @original_attribute = original_attribute
  if values.length == 5
    @value = value
  end
end


  








  

    #value_before_type_cast  
  

  [ GitHub ]


  

  


# File 'activemodel/lib/active_model/attribute/user_provided_default.rb', line 17



def value_before_type_cast
  if user_provided_value.is_a?(Proc)
    @memoized_value_before_type_cast ||= user_provided_value.call
  else
    @user_provided_value
  end
end


  








  

    #with_type(type)  
  

  [ GitHub ]


  

  


# File 'activemodel/lib/active_model/attribute/user_provided_default.rb', line 25



def with_type(type)
  self.class.new(name, user_provided_value, type, original_attribute)
end