Function HasFile

git/git.go:79–105

(segments ...string)

}

func HasFile(segments ...string) bool {
	// The blessed way to resolve paths within git dir since Git 2.5.0
	pathCmd := gitCmd("rev-parse", "-q", "--git-path", filepath.Join(segments...))
	pathCmd.Stderr = nil
	if output, err := pathCmd.Output(); err == nil {
		if lines := outputLines(output); len(lines) == 1 {
			if _, err := os.Stat(lines[0]); err == nil {
				return true
			}
		}
	}

	// Fallback for older git versions
	dir, err := Dir()
	if err != nil {
		return false
	}

	s := []string{dir}
	s = append(s, segments...)
	path := filepath.Join(s...)
	if _, err := os.Stat(path); err == nil {
		return true
	}

	return false
}

func Editor() (string, error) {
	varCmd := gitCmd("var", "GIT_EDITOR")