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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
16type A<T> = T | Array<T> | Array<A<T>>;
17
18function main(): int {
19  let a: A<string> = "test";
20
21  a = new Array<A<string>>(a, new Array<string>("test1", "test2"), new Array<A<string>>(a, new Array<A<string>>(a))) as A<string>;
22
23  assert((a as Array<A<string>>)[0] == "test");
24  assert(((a as Array<A<string>>)[1] as Array<A<string>>)[0] == "test1");
25  assert(((a as Array<A<string>>)[1] as Array<A<string>>)[1] == "test2");
26  assert(((a as Array<A<string>>)[2] as Array<A<string>>)[0] == "test");
27  assert((((a as Array<A<string>>)[2] as Array<A<string>>)[1] as Array<A<string>>)[0] == "test");
28
29  return 0;
30}