utils

var IsTerminal = func(f *os.File) bool {
	return isatty.IsTerminal(f.Fd()) || IsCygwinTerminal(f)
}

var TerminalSize = func(w interface{}) (int, int, error) {
	if f, isFile := w.(*os.File); isFile {
		return term.GetSize(int(f.Fd()))
	}

	return 0, 0, fmt.Errorf("%v is not a file", w)
}