UNPKG

puppeteer-core

Version:

A high-level API to control headless Chrome over the DevTools Protocol

github.com/puppeteer/puppeteer/tree/main

puppeteer/puppeteer

7 lines (6 loc) • 412 B
1
2
3
4
5
6
7
function a(e){return{all:e=e||new Map,on:function(f,i){var t=e.get(f);t?t.push(i):e.set(f,[i])},off:function(f,i){var t=e.get(f);t&&(i?t.splice(t.indexOf(i)>>>0,1):e.set(f,[]))},emit:function(f,i){var t=e.get(f);t&&t.slice().map(function(o){o(i)}),(t=e.get("*"))&&t.slice().map(function(o){o(f,i)})}}}export{a as default}; /** * @license * Copyright 2022 Google Inc. * SPDX-License-Identifier: Apache-2.0 */