Strip out comments from generated code

Changelog-entry: Strip out comments from generated code
Change-type: patch

npm-shrinkwrap.json

@@ -964,6 +964,16 @@
         "@types/estree": "*"
       }
     },
+    "@types/terser-webpack-plugin": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/@types/terser-webpack-plugin/-/terser-webpack-plugin-2.2.0.tgz",
+      "integrity": "sha512-ywqEfTm7KdKoX9aYx0zYtiFU1z6IHrIYW9FJqeay2Ea58rTPML1J0hvoztGal2Jow3bkgGKcAmEZNL+8LqUVrA==",
+      "dev": true,
+      "requires": {
+        "@types/webpack": "*",
+        "terser": "^4.3.9"
+      }
+    },
     "@types/tmp": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/@types/tmp/-/tmp-0.2.0.tgz",

package.json

@@ -60,6 +60,7 @@
     "@types/request": "^2.48.4",
     "@types/semver": "^7.1.0",
     "@types/sinon": "^9.0.0",
+    "@types/terser-webpack-plugin": "^2.2.0",
     "@types/tmp": "^0.2.0",
     "@types/webpack-node-externals": "^1.7.0",
     "bluebird": "^3.7.2",

webpack.config.ts

@@ -23,6 +23,7 @@ import * as os from 'os';
 import outdent from 'outdent';
 import * as path from 'path';
 import * as SimpleProgressWebpackPlugin from 'simple-progress-webpack-plugin';
+import * as TerserPlugin from 'terser-webpack-plugin';
 import { BannerPlugin } from 'webpack';
 
 /**
@@ -102,7 +103,21 @@ function replace(test: RegExp, ...replacements: ReplacementRule[]) {
 const commonConfig = {
 	mode: 'production',
 	optimization: {
-		minimize: false,
+		minimize: true,
+		minimizer: [
+			new TerserPlugin({
+				terserOptions: {
+					compress: false,
+					mangle: false,
+					output: {
+						beautify: true,
+						comments: false,
+						ecma: 2018,
+					},
+				},
+				extractComments: false,
+			}),
+		],
 	},
 	module: {
 		rules: [