1 | "use strict";
|
2 |
|
3 | var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
|
4 |
|
5 | Object.defineProperty(exports, "__esModule", {
|
6 | value: true
|
7 | });
|
8 | exports.Queue = void 0;
|
9 |
|
10 | var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
|
11 |
|
12 |
|
13 |
|
14 |
|
15 | class Queue extends Object {
|
16 | |
17 |
|
18 |
|
19 | constructor() {
|
20 | super();
|
21 | (0, _defineProperty2.default)(this, "_queue_", []);
|
22 | }
|
23 | |
24 |
|
25 |
|
26 |
|
27 |
|
28 |
|
29 |
|
30 | get size() {
|
31 | return this._queue_.length;
|
32 | }
|
33 | |
34 |
|
35 |
|
36 |
|
37 |
|
38 | clear() {
|
39 | this._queue_ = [];
|
40 | }
|
41 | |
42 |
|
43 |
|
44 |
|
45 |
|
46 |
|
47 |
|
48 |
|
49 | push(handler, priority = 0) {
|
50 | const queue = this._queue_;
|
51 | let index = 0;
|
52 |
|
53 | for (let i = queue.length; i--;) {
|
54 | if (queue[i].priority < priority) {
|
55 | index = i + 1;
|
56 | break;
|
57 | }
|
58 | }
|
59 |
|
60 | queue.splice(index, 0, {
|
61 | priority,
|
62 | handler
|
63 | });
|
64 | }
|
65 | |
66 |
|
67 |
|
68 |
|
69 |
|
70 |
|
71 |
|
72 | pop() {
|
73 | const entry = this._queue_.pop();
|
74 |
|
75 | return entry ? entry.handler : null;
|
76 | }
|
77 | |
78 |
|
79 |
|
80 |
|
81 |
|
82 |
|
83 |
|
84 | shift() {
|
85 | const entry = this._queue_.shift();
|
86 |
|
87 | return entry ? entry.handler : null;
|
88 | }
|
89 | |
90 |
|
91 |
|
92 |
|
93 |
|
94 | async run() {
|
95 | for (;;) {
|
96 | const entry = this.pop();
|
97 |
|
98 | if (!entry) {
|
99 | break;
|
100 | }
|
101 |
|
102 |
|
103 | await entry();
|
104 | }
|
105 | }
|
106 |
|
107 | }
|
108 |
|
109 | exports.Queue = Queue;
|
110 |
|