instance_delegator.rb Ruby on Rails 5.1.2 instance_delegator.rb activesupport/lib/active_support/deprecation/instance_delegator.rb on GitHub Last modified: 2017-07-12 08:38:53 -0700 Required Files active_support/core_ext/kernel/singleton_class active_support/core_ext/module/delegation Namespace MODULE ActiveSupport CLASS ActiveSupport::Deprecation