module ActiveStorage
module ActiveStorage::Attached::Changes
module ActiveStorage::Attached::Model
module ActiveStorage::Blob::Analyzable
module ActiveStorage::Blob::Identifiable
module ActiveStorage::Blob::Representable
module ActiveStorage::DirectUploadToken
module ActiveStorage::FileServer
module ActiveStorage::Reflection
module ActiveStorage::Reflection::ActiveRecordExtensions
module ActiveStorage::Reflection::ActiveRecordExtensions::ClassMethods
module ActiveStorage::Reflection::ReflectionExtension
module ActiveStorage::SetBlob
module ActiveStorage::SetCurrent
module ActiveStorage::Streaming
module ActiveStorage::Transformers
module ActiveStorage::VERSION
class ActiveStorage::AnalyzeJob
class ActiveStorage::Analyzer
class ActiveStorage::Analyzer::AudioAnalyzer
class ActiveStorage::Analyzer::ImageAnalyzer
class ActiveStorage::Analyzer::ImageAnalyzer::ImageMagick
class ActiveStorage::Analyzer::ImageAnalyzer::Vips
class ActiveStorage::Analyzer::NullAnalyzer
class ActiveStorage::Analyzer::VideoAnalyzer
class ActiveStorage::Attached
class ActiveStorage::Attached::Changes::CreateMany
class ActiveStorage::Attached::Changes::CreateOne
class ActiveStorage::Attached::Changes::CreateOneOfMany
class ActiveStorage::Attached::Changes::DeleteMany
class ActiveStorage::Attached::Changes::DeleteOne
class ActiveStorage::Attached::Changes::DetachMany
class ActiveStorage::Attached::Changes::DetachOne
class ActiveStorage::Attached::Changes::PurgeMany
class ActiveStorage::Attached::Changes::PurgeOne
class ActiveStorage::Attached::Many
class ActiveStorage::Attached::One
class ActiveStorage::Attachment
class ActiveStorage::BaseController
class ActiveStorage::BaseJob
class ActiveStorage::Blob
class ActiveStorage::Blobs::ProxyController
class ActiveStorage::Blobs::RedirectController
class ActiveStorage::Current
class ActiveStorage::DirectUploadsController
class ActiveStorage::DiskController
class ActiveStorage::Downloader
class ActiveStorage::Engine
class ActiveStorage::Error
class ActiveStorage::FileNotFoundError
class ActiveStorage::Filename
class ActiveStorage::FixtureSet
class ActiveStorage::IntegrityError
class ActiveStorage::InvalidDirectUploadTokenError
class ActiveStorage::InvariableError
class ActiveStorage::LogSubscriber
class ActiveStorage::MirrorJob
class ActiveStorage::Preview
class ActiveStorage::Preview::UnprocessedError
class ActiveStorage::PreviewError
class ActiveStorage::Previewer
class ActiveStorage::Previewer::MuPDFPreviewer
class ActiveStorage::Previewer::PopplerPDFPreviewer
class ActiveStorage::Previewer::VideoPreviewer
class ActiveStorage::PurgeJob
class ActiveStorage::Record
class ActiveStorage::Reflection::HasAttachedReflection
class ActiveStorage::Reflection::HasManyAttachedReflection
class ActiveStorage::Reflection::HasOneAttachedReflection
class ActiveStorage::Representations::BaseController
class ActiveStorage::Representations::ProxyController
class ActiveStorage::Representations::RedirectController
class ActiveStorage::Service
class ActiveStorage::Service::AzureStorageService
class ActiveStorage::Service::Configurator
class ActiveStorage::Service::DiskService
class ActiveStorage::Service::GCSService
class ActiveStorage::Service::GCSService::MetadataServerError
class ActiveStorage::Service::GCSService::MetadataServerNotFoundError
class ActiveStorage::Service::MirrorService
class ActiveStorage::Service::Registry
class ActiveStorage::Service::S3Service
class ActiveStorage::Transformers::ImageProcessingTransformer
class ActiveStorage::Transformers::Transformer
class ActiveStorage::UnpreviewableError
class ActiveStorage::UnrepresentableError
class ActiveStorage::Variant
class ActiveStorage::VariantRecord
class ActiveStorage::VariantWithRecord
class ActiveStorage::Variation
activestorage
7.0.1
# attachment
def attachment @attachment ||= find_or_build_attachment end