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 */ 15 16interface inter <T>{ 17 get value(): T; 18 set value(value: T): void; 19} 20 21class A <T>{} 22 23class B <T> extends A <T> implements inter <T> { 24 value: T; 25} 26 27class alpha {} 28class beta {} 29class gamma {} 30 31function foo(i: Partial<inter<alpha>>, a: Partial<A<beta>>): void {} 32 33 34function foa(b: Partial<B<gamma>>): void { 35 foo(b, b); 36} 37 38/* @@? 35:6 Error TypeError: Type 'Partial<B<gamma>>' is not compatible with type 'Partial<inter<alpha>>' at index 1 */ 39/* @@? 35:2 Error TypeError: No matching call signature for foo(Partial<B<gamma>>, Partial<B<gamma>>) */ 40