1/*
2 * Copyright (c) 2022-2024 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
16
17function foo(a: number, b: string): [number, string];
18function foo(a: string, b: boolean): [number, string];
19function foo(a: bigint, b: boolean): [number, string];
20function foo(a: string | number | bigint, b: boolean | string): [number, string] {
21    return [1, "foo"];
22}
23
24foo + 5;
25/* @@? 24:1 Error TypeError: operator + cannot be applied to types { (a: number, b: string): [number, string], (a: string, b: boolean): [number, string], (a: bigint, b: boolean): [number, string] } and number  */
26