Class: ActiveModel::Validations::AcceptanceValidator::LazilyDefineAttributes

Inherits:
Module
  • Object
show all
Defined in:
activemodel/lib/active_model/validations/acceptance.rb

Constant Summary

Constants inherited from Module

Module::DELEGATION_RESERVED_KEYWORDS, Module::DELEGATION_RESERVED_METHOD_NAMES, Module::RUBY_RESERVED_KEYWORDS

Instance Method Summary collapse

Methods inherited from Module

#alias_attribute, #anonymous?, #attr_internal_accessor, #attr_internal_reader, #attr_internal_writer, #delegate, #delegate_missing_to, #deprecate, #mattr_accessor, #mattr_reader, #mattr_writer, #method_visibility, #parent, #parent_name, #parents, #reachable?, #redefine_method, #remove_possible_method, #remove_possible_singleton_method, #thread_mattr_accessor, #thread_mattr_reader, #thread_mattr_writer

Methods included from Module::Concerning

#concern, #concerning

Constructor Details

#initialize(attribute_definition) ⇒ LazilyDefineAttributes

Returns a new instance of LazilyDefineAttributes.



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# File 'activemodel/lib/active_model/validations/acceptance.rb', line 28

def initialize(attribute_definition)
  define_method(:respond_to_missing?) do |method_name, include_private = false|
    super(method_name, include_private) || attribute_definition.matches?(method_name)
  end

  define_method(:method_missing) do |method_name, *args, &block|
    if attribute_definition.matches?(method_name)
      attribute_definition.define_on(self.class)
      send(method_name, *args, &block)
    else
      super(method_name, *args, &block)
    end
  end
end