module ActionDispatch::Routing
module ActiveRecord
module ActiveRecord::Generators
module Devise
module Devise::Controllers
module Devise::Controllers::Helpers
module Devise::Controllers::Helpers::ClassMethods
module Devise::Controllers::Rememberable
module Devise::Controllers::ScopedViews
module Devise::Controllers::ScopedViews::ClassMethods
module Devise::Controllers::SignInOut
module Devise::Controllers::StoreLocation
module Devise::Controllers::UrlHelpers
module Devise::DeprecatedConstantAccessor
module Devise::Encryptor
module Devise::Generators
module Devise::Generators::OrmHelpers
module Devise::Generators::ViewPathTemplates
module Devise::Hooks
module Devise::Mailers
module Devise::Mailers::Helpers
module Devise::Models
module Devise::Models::Authenticatable
module Devise::Models::Authenticatable::ClassMethods
module Devise::Models::Confirmable
module Devise::Models::Confirmable::ClassMethods
module Devise::Models::DatabaseAuthenticatable
module Devise::Models::DatabaseAuthenticatable::ClassMethods
module Devise::Models::Lockable
module Devise::Models::Lockable::ClassMethods
module Devise::Models::Omniauthable
module Devise::Models::Omniauthable::ClassMethods
module Devise::Models::Recoverable
module Devise::Models::Recoverable::ClassMethods
module Devise::Models::Registerable
module Devise::Models::Registerable::ClassMethods
module Devise::Models::Rememberable
module Devise::Models::Rememberable::ClassMethods
module Devise::Models::Timeoutable
module Devise::Models::Timeoutable::ClassMethods
module Devise::Models::Trackable
module Devise::Models::Validatable
module Devise::Models::Validatable::ClassMethods
module Devise::OmniAuth
module Devise::OmniAuth::UrlHelpers
module Devise::Orm
module Devise::Orm::DirtyTrackingNewMethods
module Devise::Orm::DirtyTrackingOldMethods
module Devise::RouteSet
module Devise::Strategies
module Devise::Test
module Devise::Test::ControllerHelpers
module Devise::Test::IntegrationHelpers
module Devise::TestHelpers
module DeviseHelper
module Mongoid
module Mongoid::Generators
module Warden::Mixins::Common
class ActionDispatch::Routing::Mapper
class ActionDispatch::Routing::RouteSet
class ActiveRecord::Generators::DeviseGenerator
class AddDeviseTo
class Devise::ConfirmationsController
class Devise::Controllers::Responder
class Devise::Delegator
class Devise::Engine
class Devise::FailureApp
class Devise::Generators::ControllersGenerator
class Devise::Generators::DeviseGenerator
class Devise::Generators::ErbGenerator
class Devise::Generators::FormForGenerator
class Devise::Generators::InstallGenerator
class Devise::Generators::MarkerbGenerator
class Devise::Generators::SharedViewsGenerator
class Devise::Generators::SimpleFormForGenerator
class Devise::Generators::ViewsGenerator
class Devise::Getter
class Devise::Hooks::Proxy
class Devise::Mailer
class Devise::Mapping
class Devise::MissingWarden
class Devise::Models::MissingAttribute
class Devise::OmniAuth::Config
class Devise::OmniAuth::StrategyNotFound
class Devise::OmniauthCallbacksController
class Devise::ParameterFilter
class Devise::ParameterSanitizer
class Devise::PasswordsController
class Devise::RegistrationsController
class Devise::SecretKeyFinder
class Devise::SessionsController
class Devise::Strategies::Authenticatable
class Devise::Strategies::Base
class Devise::Strategies::DatabaseAuthenticatable
class Devise::Strategies::Rememberable
class Devise::TimeInflector
class Devise::TokenGenerator
class Devise::UnlocksController
class DeviseController
class DeviseCreate
class Mongoid::Generators::DeviseGenerator
class unprocessable
devise
4.9.2
:: mailer
def self.mailer @@mailer_ref.get end