Method encodedObjectSizeFromPackfile

storage/filesystem/object.go:284–317

(h plumbing.Hash)

}

func (s *ObjectStorage) encodedObjectSizeFromPackfile(h plumbing.Hash) (
	size int64, err error,
) {
	if err := s.requireIndex(); err != nil {
		return 0, err
	}

	pack, _, offset := s.findObjectInPackfile(h)
	if offset == -1 {
		return 0, plumbing.ErrObjectNotFound
	}

	idx := s.index[pack]
	hash, err := idx.FindHash(offset)
	if err == nil {
		obj, ok := s.objectCache.Get(hash)
		if ok {
			return obj.Size(), nil
		}
	} else if err != nil && err != plumbing.ErrObjectNotFound {
		return 0, err
	}

	p, err := s.packfile(idx, pack)
	if err != nil {
		return 0, err
	}

	if !s.options.KeepDescriptors && s.options.MaxOpenDescriptors == 0 {
		defer ioutil.CheckClose(p, &err)
	}

	return p.GetSizeByOffset(offset)
}

// EncodedObjectSize returns the plaintext size of the given object,
// without actually reading the full object data from storage.