module ActionController
module ActionController::Serialization
module ActionController::Serialization::ClassMethods
module ActionController::SerializationAssertions
module ActiveModel
module ActiveModel::Serializable
module ActiveModel::Serializable::Utils
module ActiveModel::SerializerSupport
module ActiveModelSerializers
module ActiveModelSerializers::Model::Caching
module Rails
module Rails::Generators
class ActiveModel::ArraySerializer
class ActiveModel::DefaultSerializer
class ActiveModel::Railtie
class ActiveModel::Serializer
class ActiveModel::Serializer::Association
class ActiveModel::Serializer::Association::HasMany
class ActiveModel::Serializer::Association::HasOne
class ActiveModel::Serializer::Config
class ActiveModelSerializers::Model
class Rails::Generators::ResourceGenerator
class Rails::Generators::ScaffoldControllerGenerator
class Rails::Generators::SerializerGenerator
active_model_serializers
0.9.8
# has_one
def has_one(*attrs) associate(Association::HasOne, *attrs) end