code: func (output OutputModel) String() string {
  	if output.Error != "" {
  		return fmt.Sprintf("%s: %s", colorstring.Red("Error"), output.Error)
  	}
  
  	if output.Data == nil {
  		return ""
  	}
  
  	str := ""
  	steplibInfos := *output.Data
  	for idx, steplibInfo := range steplibInfos {
  		str += colorstring.Bluef("%s\n", steplibInfo.URI)
  		str += fmt.Sprintf("  spec_path: %s\n", steplibInfo.SpecPath)
  		if idx != len(steplibInfos)-1 {
  			str += "\n"
  		}
  	}
  	return str
  }
docs: // String ...