code: func getImageName(name string) string {
  	_, tag, id := parseRepositoryTag(name)
  	if len(tag) == 0 && len(id) == 0 {
  		//_, tag, _ := parseRepositoryTag(name)
  		//if len(tag) == 0 {
  		return strings.Join([]string{name, DefaultTag}, ":")
  	}
  
  	return name
  }
docs: // getImageName checks the image name and adds DefaultTag if none is specified