generate hash version for building

generate_hash.js

/*--------------------------------------------------------------
 *  Copyright (c) Nickbing Lao<[email protected]>. All rights reserved.
 *  Licensed under the MIT License.
 *-------------------------------------------------------------*/

const fs = require("fs");
const path = require("path");
const reg = /(main|styles|scripts|polyfills|inline).[0-9a-z]*.bundle.(css|js)/g;

let indexPagePath = path.join(__dirname, './dist/index.html');
// 读取index 内容，动态添加hash传
let indexContentStr = fs.readFileSync(indexPagePath).toString();
console.log(typeof indexContentStr)
let dateHash = new Date().getTime();
let newContent = indexContentStr.replace(reg, `$&?v=${dateHash}`);

fs.writeFileSync(indexPagePath, newContent);

console.log('hash generate success!');