Add NewCluster

Signed-off-by: Nelo-T. Wallus <[email protected]>

Author: ntnn

third_party/k8s.io/client-go/listers/generic_helpers.go

@@ -41,6 +41,10 @@ func NewCluster[T runtime.Object](indexer cache.Indexer, resource schema.GroupRe
 	return ResourceClusterIndexer[T]{indexer: indexer, resource: resource}
 }
 
+func NewCluster[T runtime.Object](parent ResourceClusterIndexer[T], cluster logicalcluster.Name) ResourceClusterIndexer[T] {
+	return ResourceClusterIndexer[T]{indexer: parent.indexer, cluster: cluster, resource: parent.resource}
+}
+
 // List lists all resources in the indexer matching the given selector.
 func (l ResourceClusterIndexer[T]) List(selector labels.Selector) (ret []T, err error) {
 	err = cache.ListAll(l.indexer, selector, func(m interface{}) {
@@ -60,8 +64,8 @@ type ResourceIndexer[T runtime.Object] struct {
 
 // New returns a new instance of a lister (resource indexer) wrapping the given indexer and resource for the specified type.
 // This is intended for use by listers (generated by lister-gen) only.
-func New[T runtime.Object](indexer cache.Indexer, cluster logicalcluster.Name, resource schema.GroupResource) ResourceIndexer[T] {
-	return ResourceIndexer[T]{indexer: indexer, cluster: cluster, resource: resource}
+func New[T runtime.Object](indexer cache.Indexer, resource schema.GroupResource) ResourceIndexer[T] {
+	return ResourceIndexer[T]{indexer: indexer, cluster: logicalcluster.Name(""), resource: resource}
 }
 
 // NewNamespaced returns a new instance of a namespaced lister (resource indexer) wrapping the given parent and namespace for the specified type.