refactor(reflection): simplify tombstone unwrapping in reflector

Author: aleoli

internal/crdReplicator/reflection/reflector.go

@@ -257,9 +257,10 @@ func (r *Reflector) eventHandlers(gvr schema.GroupVersionResource) cache.Resourc
 
 	ehDelete := func(obj interface{}) {
 		// Delete events may come wrapped in a tombstone; unwrap it if needed.
-		if tombstone, ok := obj.(cache.DeletedFinalStateUnknown); ok {
+		switch tombstone := obj.(type) {
+		case cache.DeletedFinalStateUnknown:
 			obj = tombstone.Obj
-		} else if tombstone, ok := obj.(*cache.DeletedFinalStateUnknown); ok {
+		case *cache.DeletedFinalStateUnknown:
 			obj = tombstone.Obj
 		}
 		eh(obj)

pkg/virtualKubelet/reflection/generic/reflector.go

@@ -305,9 +305,10 @@ func (gr *reflector) handlers(keyer options.Keyer, filters ...options.EventFilte
 		// Unwrap tombstones for delete events. Informers may pass a
 		// cache.DeletedFinalStateUnknown containing the last known object.
 		if ev == watch.Deleted {
-			if tombstone, ok := obj.(cache.DeletedFinalStateUnknown); ok {
+			switch tombstone := obj.(type) {
+			case cache.DeletedFinalStateUnknown:
 				obj = tombstone.Obj
-			} else if tombstone, ok := obj.(*cache.DeletedFinalStateUnknown); ok {
+			case *cache.DeletedFinalStateUnknown:
 				obj = tombstone.Obj
 			}
 		}