code: func NameAlias(name string) (string, string) {
  	parts := strings.SplitN(name, ":", 2)
  	if len(parts) == 2 {
  		return parts[0], parts[1]
  	}
  	return parts[0], parts[0]
  }
docs: // NameAlias returns the name and alias based on the specified string.
  // If the name contains a colon (like name:alias) it will split it, otherwise
  // it will return the specified name as name and alias.