attribute_methods.rb Ruby on Rails 5.1.2 attribute_methods.rb activerecord/lib/active_record/attribute_methods.rb on GitHub Last modified: 2017-07-12 08:38:52 -0700 Required Files active_support/core_ext/enumerable active_support/core_ext/string/filters mutex_m concurrent/map Namespace MODULE ActiveRecord MODULE ActiveRecord::AttributeMethods MODULE ActiveRecord::AttributeMethods::ClassMethods