func Print(ms diag.Messages, format string, colorize bool) (string, error) {
	switch format {
	case LogFormat:
		return printLog(ms, colorize), nil
	case JSONFormat:
		return printJSON(ms)
	case YAMLFormat:
		return printYAML(ms)
	default:
		return "", fmt.Errorf("invalid format, expected one of %v but got %q", MsgOutputFormatKeys, format)
	}
}

		"\033[1;31mError\033[0m [B1] (SoapBubble) Explosion accident: the bubble is too big\n" +
			"\033[33mWarning\033[0m [C1] (GrandCastle) Collapse danger: the castle is too old",
	))
}

func TestFormatter_PrintJSON(t *testing.T) {
	g := NewWithT(t)

	firstMsg := diag.NewMessage(
		diag.NewMessageType(diag.Error, "B1", "Explosion accident: %v"),
		diag.MockResource("SoapBubble"),
		"the bubble is too big",
	)

		if r := cmp.Compare(a.Revision, b.Revision); r != 0 {
			return r
		}
		return cmp.Compare(a.Tag, b.Tag)
	})

	switch outputFormat {
	case util.JSONFormat:
		return PrintJSON(writer, tags)
	case util.TableFormat:
	default:
		return fmt.Errorf("unknown format: %s", outputFormat)
	}
	w := new(tabwriter.Writer).Init(writer, 0, 8, 1, ' ', 0)
	fmt.Fprintln(w, "TAG\tREVISION\tNAMESPACES")