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
16let arg='2';
17let v:null|int=null;
18class A{
19
20}
21let a:A = new A();
22switch (arg){
23    case '0':
24    case '1':
25    case '2':
26        break;
27    case '2':
28        break;
29    case '2':
30        break;
31    case 2:
32        break;
33    case v:
34        break;
35    case A:
36        break;
37}
38
39/* @@? 31:10 Error TypeError: Switch case type 'int' is not comparable to discriminant type 'String'  */
40/* @@? 33:10 Error TypeError: Switch case type 'null|Int' is not comparable to discriminant type 'String'  */
41/* @@? 35:10 Error TypeError: Class name "A" used in the wrong context */
42/* @@? 35:10 Error TypeError: Switch case type 'A' is not comparable to discriminant type 'String'  */
43/* @@? 33:5 Error TypeError: Constant expression required */
44/* @@? 35:5 Error TypeError: Constant expression required */
45/* @@? 27:5 Error TypeError: Case duplicate */
46/* @@? 29:5 Error TypeError: Case duplicate */
47/* @@? 31:5 Error TypeError: Case duplicate */
48