1/*
2 * Copyright (c) 2021-2024 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 (parameter: number) {
17    let local: string = "function local";
18    interface LocalInterface { // Local interface in a top-level function
19        method (): void;   // It has a method
20        field: string;     // and a property
21    }
22    class LocalClass implements LocalInterface { // Class implements interface
23        // Local class in a top-level function
24        override method () { 
25            console.log ("Instance field = " + this.field + " par = " + parameter  + " loc = " +  local )
26            assert(this.field == "`instance field value`")
27            assert(parameter == 42)
28            assert(local == "function local")
29        }
30        field: string = "`instance field value`"
31        static s_method () { 
32            console.log ("Static field = " + LocalClass.s_field) 
33            assert(LocalClass.s_field == "`class/static field value`")
34
35        }
36        static s_field: string = "`class/static field value`"
37    }
38
39    let lc: LocalInterface = new LocalClass();
40    // Both local types can be freely used in the top-level function scope
41    lc.method()
42    LocalClass.s_method()
43}
44
45function main() : int
46{
47    foo(42);
48    return 0;
49}
50