Function ObjectDatabase

git/git.go:1668–1690

(osEnv, gitEnv Environment, gitdir, tempdir string)

}

func ObjectDatabase(osEnv, gitEnv Environment, gitdir, tempdir string) (*gitobj.ObjectDatabase, error) {
	var options []gitobj.Option
	objdir, ok := osEnv.Get("GIT_OBJECT_DIRECTORY")
	if !ok {
		objdir = filepath.Join(gitdir, "objects")
	}
	alternates, _ := osEnv.Get("GIT_ALTERNATE_OBJECT_DIRECTORIES")
	if alternates != "" {
		options = append(options, gitobj.Alternates(alternates))
	}
	hashAlgo, _ := gitEnv.Get("extensions.objectformat")
	if hashAlgo != "" {
		options = append(options, gitobj.ObjectFormat(gitobj.ObjectFormatAlgorithm(hashAlgo)))
	}
	odb, err := gitobj.FromFilesystem(objdir, tempdir, options...)
	if err != nil {
		return nil, err
	}
	if odb.Hasher() == nil {
		return nil, errors.New(tr.Tr.Get("unsupported repository hash algorithm %q", hashAlgo))
	}
	return odb, nil
}

func remotesForTreeish(treeish string) []string {
	var outp string