code: func (version *cniPluginVersion) str() string {
  	ver := ""
  	if version.Dirty {
  		ver = "@"
  	}
  	return ver + version.Hash + "-" + version.Version
  }
docs: // str generates a string version of the CNI plugin version
  // Example:
  // {"version":"2017.06.0","dirty":true,"gitShortHash":"226db36"} => @226db36-2017.06.0
  // {"version":"2017.06.0","dirty":false,"gitShortHash":"326db36"} => 326db36-2017.06.0