storage

type Storage interface {
	// Open returns a handle on an existing object keyed by the given object
	// ID.  It returns an error if that file does not already exist.
	Open(oid plumbing.Hash) (f io.ReadCloser, err error)
	//
	Exists(name plumbing.Hash) error
	//
	Search(prefix plumbing.Hash) (plumbing.Hash, error)
	// Close closes the filesystem, after which no more operations are
	// allowed.
	Close() error
}

type WritableStorage interface {
	Storage
	HashTo(ctx context.Context, r io.Reader, size int64) (oid plumbing.Hash, err error)
	Unpack(oid plumbing.Hash, r io.Reader) (err error)
	WriteEncoded(e object.Encoder) (oid plumbing.Hash, err error)
	LooseObjects() ([]plumbing.Hash, error)
	PruneObject(ctx context.Context, oid plumbing.Hash) error
	PruneObjects(ctx context.Context, largeSize int64) ([]plumbing.Hash, int64, error)
}