package restic import ( "fmt" "github.com/restic/restic/internal/errors" ) // FileType is the type of a file in the backend. type FileType string // These are the different data types a backend can store. const ( DataFile FileType = "data" KeyFile = "key" LockFile = "lock" SnapshotFile = "snapshot" IndexFile = "index" ConfigFile = "config" ) // Handle is used to store and access data in a backend. type Handle struct { Type FileType Name string } func (h Handle) String() string { name := h.Name if len(name) > 10 { name = name[:10] } return fmt.Sprintf("<%s/%s>", h.Type, name) } // Valid returns an error if h is not valid. func (h Handle) Valid() error { if h.Type == "" { return errors.New("type is empty") } switch h.Type { case DataFile: case KeyFile: case LockFile: case SnapshotFile: case IndexFile: case ConfigFile: default: return errors.Errorf("invalid Type %q", h.Type) } if h.Type == ConfigFile { return nil } if h.Name == "" { return errors.New("invalid Name") } return nil }