code: func DefaultExecuter(a *Astilectron, cmd *exec.Cmd) (err error) {
  	// Start command
  	astilog.Debugf("Starting cmd %s", strings.Join(cmd.Args, " "))
  	if err = cmd.Start(); err != nil {
  		err = errors.Wrapf(err, "starting cmd %s failed", strings.Join(cmd.Args, " "))
  		return
  	}
  
  	// Watch command
  	go a.watchCmd(cmd)
  	return
  }
docs: // DefaultExecuter represents the default executer