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 16function foo(a: "aa"|"bb") { 17 return a 18} 19 20let x = ["aa", "bb", "aa"] // type of x is string[] 21let y = foo(x) 22 23/* @@? 21:13 Error TypeError: Type 'String[]' is not compatible with type '"aa"|"bb"' at index 1 */ 24/* @@? 21:9 Error TypeError: No matching call signature for foo(String[]) */ 25/* @@? 21:13 Error TypeError: Type 'String[]' is not compatible with type '"aa"|"bb"' at index 1 */ 26/* @@? 21:9 Error TypeError: No matching call signature for foo(String[]) */ 27