1/* 2 * Copyright (c) 2023-2024 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 16function foo<T, U>(first: (a: U, b: T, c: U) => T): T {} 17 18function main() { 19 foo((a: int, b: String, c: String): String => { return "XXX" }); 20} 21 22/* @@? 19:9 Error TypeError: Type '(a: int, b: String, c: String) => String' is not compatible with type '(p1: Int, p2: String, p3: Int) => String' at index 1 */ 23/* @@? 19:9 Error TypeError: Type '(a: int, b: String, c: String) => String' is not compatible with type '(p1: Int, p2: String, p3: Int) => String' at index 1 */ 24