1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
// deno-lint-ignore-file no-explicit-any no-var
/// <reference no-default-lib="true" />/// <reference lib="esnext" />
/** @category Broadcast Channel */interface BroadcastChannelEventMap {  "message": MessageEvent;  "messageerror": MessageEvent;}
/** @category Broadcast Channel */interface BroadcastChannel extends EventTarget {  /**   * Returns the channel name (as passed to the constructor).   */  readonly name: string;  onmessage: ((this: BroadcastChannel, ev: MessageEvent) => any) | null;  onmessageerror: ((this: BroadcastChannel, ev: MessageEvent) => any) | null;  /**   * Closes the BroadcastChannel object, opening it up to garbage collection.   */  close(): void;  /**   * Sends the given message to other BroadcastChannel objects set up for   * this channel. Messages can be structured objects, e.g. nested objects   * and arrays.   */  postMessage(message: any): void;  addEventListener<K extends keyof BroadcastChannelEventMap>(    type: K,    listener: (this: BroadcastChannel, ev: BroadcastChannelEventMap[K]) => any,    options?: boolean | AddEventListenerOptions,  ): void;  addEventListener(    type: string,    listener: EventListenerOrEventListenerObject,    options?: boolean | AddEventListenerOptions,  ): void;  removeEventListener<K extends keyof BroadcastChannelEventMap>(    type: K,    listener: (this: BroadcastChannel, ev: BroadcastChannelEventMap[K]) => any,    options?: boolean | EventListenerOptions,  ): void;  removeEventListener(    type: string,    listener: EventListenerOrEventListenerObject,    options?: boolean | EventListenerOptions,  ): void;}
/** @category Broadcast Channel */declare var BroadcastChannel: {  prototype: BroadcastChannel;  new (name: string): BroadcastChannel;};