generate_alias_attributes

# File activerecord/lib/active_record/attribute_methods.rb, line 126
      def generate_alias_attributes # :nodoc:
        superclass.generate_alias_attributes unless superclass == Base

        return if @alias_attributes_mass_generated

        ActiveSupport::CodeGenerator.batch(generated_attribute_methods, __FILE__, __LINE__) do |code_generator|
          aliases_by_attribute_name.each do |old_name, new_names|
            new_names.each do |new_name|
              generate_alias_attribute_methods(code_generator, new_name, old_name)
            end
          end
        end

        @alias_attributes_mass_generated = true
      end