npm i polyfill-object.fromentries

const hotClient = require('webpack-hot-middleware/client?noInfo=true&reload=true')
// 引入插件
import 'polyfill-object.fromentries';
hotClient.subscribe(event => {
  /**
   * Reload browser when HTMLWebpackPlugin emits a new index.html
   *
   * Currently disabled until jantimon/html-webpack-plugin#680 is resolved.
   * https://github.com/SimulatedGREG/electron-vue/issues/437
   * https://github.com/jantimon/html-webpack-plugin/issues/680
   */
  // if (event.action === 'reload') {
  //   window.location.reload()
  // }
  /**
   * Notify `mainWindow` when `main` process is compiling,
   * giving notice for an expected reload of the `electron` process
   */
  if (event.action === 'compiling') {
    document.body.innerHTML += `
      <style>
        #dev-client {
          background: #4fc08d;
          border-radius: 4px;
          bottom: 20px;
          box-shadow: 0 4px 5px 0 rgba(0, 0, 0, 0.14), 0 1px 10px 0 rgba(0, 0, 0, 0.12), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
          color: #fff;
          font-family: 'Source Sans Pro', sans-serif;
          left: 20px;
          padding: 8px 12px;
          position: absolute;
        }
      </style>
      <div id="dev-client">
        Compiling Main Process...
      </div>
    `
  }
})

const arr = [
  ['name', 'Alice'],
  ['age', 18],
  ['gender', 'female']
];
const obj = Object.fromEntries(arr);
console.log(obj); // { name: 'Alice', age: 18, gender: 'female' }

if (!Object.fromEntries) {
  Object.fromEntries = function(entries) {
    if (!entries || !entries[Symbol.iterator]) {
      throw new Error('Object.fromEntries() requires an iterable argument');
    }
    const obj = {};
    for (let [key, value] of entries) {
      obj[key] = value;
    }
    return obj;
  };
}