1/* 2 * Copyright (c) 2024 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15class A<T extends A<T>>{} 16class D extends A<D>{} 17class B extends A<B>{} 18class T<P extends B|D>{} 19class C extends A<C|B|D|T>{} 20 21/* @@? 19:25 Error TypeError: Type 'T<P>' is generic but type argument were not provided. */ 22/* @@? 19:17 Error TypeError: The super type of 'C' class is not extensible. */ 23