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
16if (typeof (print) !== 'function') {
17  print = function (msg) {
18    console.log(msg);
19  }
20}
21
22function show(res) {
23  print(`${res.value},${res.done}`);
24}
25
26function fn(title) {
27  return new Promise((resolve, reject) => {
28    resolve(title);
29  }).then((res) => {
30    print(res);
31  });
32}
33
34class Test {
35  async *gen() {
36    yield await fn("#1");
37    yield await fn("#2");
38    yield await fn("#3");
39  }
40}
41
42let test = new Test();
43let g = test.gen();
44
45let n = g.next();
46n.then((res) => {
47  show(res);
48});
49
50n = g.next();
51n.then((res) => {
52  show(res);
53});
54
55n = g.next();
56n.then((res) => {
57  show(res);
58});
59
60n = g.next();
61n.then((res) => {
62  show(res);
63});
64
65n = g.next();
66n.then((res) => {
67  show(res);
68});
69
70print('end');
71