anthumchris · May 3, 2023 11:16 · grdhog · May 3, 2023
diff --git a/Greeting.js b/Greeting.js
 export default 'Hello!'
diff --git a/index.js b/index.js
 /* 
 * Test file for IE 11 that uses modern JavaScript
 */
 import greeting from './Greeting'

 window.addEventListener('load', async () => {
  const o = {
    greeting: await Promise.resolve(greeting)
  }

  console.log(
    o,
    Object.entries(o),
    Object.keys(o),
    Object.values(o),
  )
 })
diff --git a/package.json b/package.json
 {
  "browserslist": [
    "ie 11"
  ],
  "scripts": {
    "dev":   "webpack -w",
    "build": "webpack"
  },
  "devDependencies": {
    "@babel/core": "^7.12.9",
    "@babel/preset-env": "^7.12.7",
    "babel-loader": "^8.2.2",
    "core-js": "^3.8.0",
    "webpack": "^5.8.0",
    "webpack-cli": "^4.2.0"
  }
 }
diff --git a/webpack.config.js b/webpack.config.js
 module.exports = {
  entry: './index.js',
  module: {
    rules: [{
      test: /\.m?js$/,
      exclude: /node_modules/,
      use: {
        loader: 'babel-loader',
        options: {
          presets: [
            ['@babel/preset-env', {
              useBuiltIns: 'usage',
              corejs: 3
            }]
          ]
        }
      }
    }]
  }
 }
	/*
	* Test file for IE 11 that uses modern JavaScript
	*/
	import greeting from './Greeting'

	window.addEventListener('load', async () => {
	const o = {
	greeting: await Promise.resolve(greeting)
	}

	console.log(
	o,
	Object.entries(o),
	Object.keys(o),
	Object.values(o),
	)
	})
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