run/diffcmd.go
func (s *DiffCmd) Job(job string, w io.Writer) error {
	differ, err := diff.New(s.releaseRepo, s.release1, s.release2)
	if err != nil {
		return err
	}
	d, err := differ.DiffJob(job)
	if err != nil {
		return err
	}
	s.printDiffResult(w, d)
	return nil
}
func (s *DiffCmd) Job(job string, w io.Writer) error {
	differ, err := diff.New(s.releaseRepo, s.release1, s.release2)
	if err != nil {
		return err
	}
	d, err := differ.DiffJob(job)
	if err != nil {
		return err
	}
	s.printDiffResult(w, d)
	return nil
}
// Job writes out the job differences between the specified releases