func ReadTxtarRepo()

in internal/gitrepo/gitrepo.go [80:123]

• 42 lines of code
• 11 McCabe index (conditional complexity)

func ReadTxtarRepo(filename string, now time.Time) (_ *git.Repository, err error) {
	defer derrors.Wrap(&err, "readTxtarRepo(%q)", filename)

	mfs := memfs.New()
	ar, err := txtar.ParseFile(filename)
	if err != nil {
		return nil, err
	}
	for _, f := range ar.Files {
		file, err := mfs.Create(f.Name)
		if err != nil {
			return nil, err
		}
		if _, err := file.Write(f.Data); err != nil {
			return nil, err
		}
		if err := file.Close(); err != nil {
			return nil, err
		}
	}

	repo, err := git.Init(memory.NewStorage(), mfs)
	if err != nil {
		return nil, err
	}
	wt, err := repo.Worktree()
	if err != nil {
		return nil, err
	}
	for _, f := range ar.Files {
		if _, err := wt.Add(f.Name); err != nil {
			return nil, err
		}
	}
	_, err = wt.Commit("", &git.CommitOptions{All: true, Author: &object.Signature{
		Name:  "Joe Random",
		Email: "joe@example.com",
		When:  now,
	}})
	if err != nil {
		return nil, err
	}
	return repo, nil
}