delivery_methods.rb Ruby on Rails 5.1.2 delivery_methods.rb actionmailer/lib/action_mailer/delivery_methods.rb on GitHub Last modified: 2017-07-12 08:38:52 -0700 Required Files tmpdir Namespace MODULE ActionMailer MODULE ActionMailer::DeliveryMethods MODULE ActionMailer::DeliveryMethods::ClassMethods MODULE ActionMailer::DeliveryMethods::Mail