code: func formatQuoted(names ...string) string {
  	quoted := make([]string, 0, len(names))
  	for _, name := range names {
  		quoted = append(quoted, fmt.Sprintf("%q", name))
  	}
  	return strings.Join(quoted, ",")
  }
docs: // formatQuoted returns a formatted string of the health check names,
  // preserving the order passed in.