To answer this question.
Clone this gist, cd, install, and run
git clone https://gist.github.com/c8aef41ee27e5304e94f6a255b048f87.git apply-js-to-html
cd apply-js-to-html
npm install
node example.jsObserve that the output has applied the javascript.
| const applu = require('./index'); | |
| const html = ` | |
| <html> | |
| <head></head> | |
| <body> | |
| <p id="content"></p> | |
| <body> | |
| </html> | |
| `; | |
| const js = `document.getElementById("content").innerHTML = "Hello";` | |
| applu(html, js).then(result => { | |
| console.log('input html: ', html); | |
| console.log('output html: ', result); | |
| }).catch(err => console.error(error)); |
| const jsdom = require('jsdom'); | |
| module.exports = function (html, js) { | |
| return new Promise((resolve, reject) => { | |
| jsdom.env(html, (error, window) => { | |
| if (error) { | |
| reject(error); | |
| } | |
| try { | |
| (function evalInContext () { | |
| 'use strict'; | |
| const document = this.document; | |
| const window = this.window; | |
| eval(js); | |
| resolve(window.document.documentElement.innerHTML); | |
| }).call(window); | |
| } catch (e) { | |
| reject(e); | |
| } | |
| }); | |
| }); | |
| } |
| { | |
| "name": "apply-js-to-html", | |
| "version": "1.0.0", | |
| "description": "", | |
| "main": "index.js", | |
| "scripts": { | |
| "test": "echo \"Error: no test specified\" && exit 1" | |
| }, | |
| "author": "", | |
| "license": "ISC", | |
| "dependencies": { | |
| "jsdom": "^9.11.0" | |
| } | |
| } |