Function cmdString

command.go:321–340

(cmd Cmder, val interface{})

}

func cmdString(cmd Cmder, val interface{}) string {
	b := make([]byte, 0, 64)

	for i, arg := range cmd.Args() {
		if i > 0 {
			b = append(b, ' ')
		}
		b = internal.AppendArg(b, arg)
	}

	if err := cmd.Err(); err != nil {
		b = append(b, ": "...)
		b = append(b, err.Error()...)
	} else if val != nil {
		b = append(b, ": "...)
		b = internal.AppendArg(b, val)
	}

	return util.BytesToString(b)
}

//------------------------------------------------------------------------------