Fix access on namespacedName in anonymous classes - fixes #1

Author: iluuu1994

src/Rules/Deprecations/InstantiationOfDeprecatedClassRule.php

@@ -47,6 +47,10 @@ public function processNode(Node $node, Scope $scope): array
 		if ($node->class instanceof Name) {
 			$referencedClasses[] = $scope->resolveName($node->class);
 		} elseif ($node->class instanceof Class_) {
+			if ($node->class->isAnonymous()) {
+				return [];
+			}
+
 			$referencedClasses[] = $scope->resolveName($node->class->namespacedName);
 		} else {
 			$classTypeResult = $this->ruleLevelHelper->findTypeToCheck(

tests/Rules/Deprecations/data/instantiation-of-deprecated-class.php

@@ -25,3 +25,8 @@ public function foo()
 		$deprecatedFoo = new DeprecatedFoo();
 	}
 }
+
+// #1: `namespacedName` property doesn't exist in anonymous classes
+new class() extends Foo {
+
+};