Function dotGitCommonDirectory

repository.go:428–458

(fs billy.Filesystem)

}

func dotGitCommonDirectory(fs billy.Filesystem) (commonDir billy.Filesystem, err error) {
	f, err := fs.Open("commondir")
	if os.IsNotExist(err) {
		return nil, nil
	}
	if err != nil {
		return nil, err
	}

	b, err := io.ReadAll(f)
	if err != nil {
		return nil, err
	}
	if len(b) > 0 {
		path := strings.TrimSpace(string(b))
		if filepath.IsAbs(path) {
			commonDir = osfs.New(path)
		} else {
			commonDir = osfs.New(filepath.Join(fs.Root(), path))
		}
		if _, err := commonDir.Stat(""); err != nil {
			if os.IsNotExist(err) {
				return nil, ErrRepositoryIncomplete
			}

			return nil, err
		}
	}

	return commonDir, nil
}

// PlainClone a repository into the path with the given options, isBare defines
// if the new repository will be bare or normal. If the path is not empty