if e.UpdateFunc != nil {
		e.UpdateFunc(Extract[T](oldObj), Extract[T](newObj))
	}
}

func (e EventHandler[T]) OnDelete(obj interface{}) {
	if e.DeleteFunc != nil {
		e.DeleteFunc(Extract[T](obj))
	}
}

var _ cache.ResourceEventHandler = EventHandler[Object]{}

type Shutdowner interface {
	ShutdownHandlers()
}

	}

	_, _ = endpointSliceInformer.Informer().AddEventHandlerWithResyncPeriod(
		cache.ResourceEventHandlerFuncs{
			AddFunc:    result.handleAddEndpointSlice,
			UpdateFunc: result.handleUpdateEndpointSlice,
			DeleteFunc: result.handleDeleteEndpointSlice,
		},
		resyncPeriod,
	)

	return result
}

// RegisterEventHandler registers a handler which is called on every endpoint slice change.

			// Note that the reader parses the quoted record "" as an empty string,
			// and the writer turns that into an empty line, which the reader skips over.
			// Filter those out to avoid false positives.
			records = slices.DeleteFunc(records, func(record []string) bool {
				return len(record) == 1 && record[0] == ""
			})
			// The reader uses nil when returning no records at all.
			if len(records) == 0 {
				records = nil
			}

	ECDSAWithSHA1,
}

var tlsrsakex = godebug.New("tlsrsakex")
var tls3des = godebug.New("tls3des")

func defaultCipherSuites() []uint16 {
	suites := slices.Clone(cipherSuitesPreferenceOrder)
	return slices.DeleteFunc(suites, func(c uint16) bool {
		return disabledCipherSuites[c] ||
			tlsrsakex.Value() != "1" && rsaKexCiphers[c] ||
			tls3des.Value() != "1" && tdesCiphers[c]
	})
}

		UpdateFunc: func(old, cur interface{}) {
			c.onServiceUpdate(cur)
		},
		DeleteFunc: c.onServiceDelete,
	})
	c.serviceLister = serviceInformer.Lister()
	c.servicesSynced = serviceInformer.Informer().HasSynced

	podInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
		AddFunc:    c.addPod,
		UpdateFunc: c.updatePod,
		DeleteFunc: c.deletePod,
	})
	c.podLister = podInformer.Lister()

	s = append(s[:i], s[j:]...)
	clear(s[len(s):oldlen]) // zero/nil out the obsolete elements, for GC
	return s
}

// DeleteFunc removes any elements from s for which del returns true,
// returning the modified slice.
// DeleteFunc zeroes the elements between the new length and the original length.
func DeleteFunc[S ~[]E, E any](s S, del func(E) bool) S {
	i := IndexFunc(s, del)
	if i == -1 {
		return s
	}

	}

	informer.AddEventHandler(cache.ResourceEventHandlerFuncs{
		AddFunc: func(obj interface{}) {
			c.enqueue()
		},
		UpdateFunc: func(oldObj, newObj interface{}) {
			c.enqueue()
		},
		DeleteFunc: func(obj interface{}) {
			c.enqueue()
		},
	})

	return c
}

func (c *Controller) enqueue() {
	c.queue.Add(queueKey)
}

// Run starts the controller sync loop.

	s := mem[0:5] // there is 1 element beyond len(s), within cap(s)

	s = DeleteFunc(s, func(i *int) bool {
		return i != nil && *i == 42
	})

	if mem[3] != nil || mem[4] != nil {
		// Check that potential memory leak is avoided
		t.Errorf("DeleteFunc: want nil discarded elements, got %v, %v", mem[3], mem[4])
	}
	if mem[5] == nil {
		t.Errorf("DeleteFunc: want unchanged elements beyond original len, got nil")
	}
}

		AddFunc: func(obj interface{}) {
			c.onEndpointsAdd(logger, obj)
		},
		UpdateFunc: func(oldObj, newObj interface{}) {
			c.onEndpointsUpdate(logger, oldObj, newObj)
		},
		DeleteFunc: func(obj interface{}) {
			c.onEndpointsDelete(logger, obj)
		},
	})
	c.endpointsLister = endpointsInformer.Lister()
	c.endpointsSynced = endpointsInformer.Informer().HasSynced

		UpdateFunc: func(old, new interface{}) {
			oldCSR := old.(*certificates.CertificateSigningRequest)
			logger.V(4).Info("Updating certificate request", "old", oldCSR.Name)
			cc.enqueueCertificateRequest(new)
		},
		DeleteFunc: func(obj interface{}) {
			csr, ok := obj.(*certificates.CertificateSigningRequest)
			if !ok {
				tombstone, ok := obj.(cache.DeletedFinalStateUnknown)
				if !ok {