}

	return newContent, nil
}

// syncCerts gets newTLSContent, if it has changed from the existing, the content is parsed and stored for usage in
// GetConfigForClient.
func (c *DynamicServingCertificateController) syncCerts() error {
	newContent, err := c.newTLSContent()
	if err != nil {
		return err
	}

}

func (j *join[T]) RegisterBatch(f func(o []Event[T], initialSync bool), runExistingState bool) Syncer {
	sync := multiSyncer{}
	for _, c := range j.collections {
		sync.syncers = append(sync.syncers, c.RegisterBatch(f, runExistingState))
	}
	return sync
}

// nolint: unused // (not true, its to implement an interface)
func (j *join[T]) augment(a any) any {
	// not supported in this collection type

		//   entirely local
	}
	return nil
}

type Syncer interface {
	HasSynced() bool
}

func AllSynced[T Syncer](syncers []T) bool {
	for _, h := range syncers {
		if !h.HasSynced() {
			return false
		}
	}
	return true