Migrate to terser-webpack-plugin

CHANGELOG.md

@@ -55,6 +55,10 @@ Types of changes:
 
   - For compatibility with version 4 of `pixi.js`, use `@robotlegsjs/pixi` version 1.
 
+#### Security
+
+- Migrate to [terser-webpack-plugin](https://github.com/webpack-contrib/terser-webpack-plugin) to solve security vulnerability (see #125).
+
 ## Robotlegs-Pixi 1.0.0
 
 ### [v1.0.1](https://github.com/RobotlegsJS/RobotlegsJS-Pixi/releases/tag/1.0.1) - 2019-10-24

package.json

@@ -74,6 +74,7 @@
     "bluebird": "^3.7.2",
     "browserify-versionify": "^1.0.6",
     "chai": "^4.2.0",
+    "clean-webpack-plugin": "^3.0.0",
     "es6-map": "^0.1.5",
     "es6-symbol": "^3.1.3",
     "glslify": "^7.0.0",
@@ -99,12 +100,12 @@
     "rimraf": "^3.0.2",
     "sinon": "^8.1.1",
     "sinon-chai": "^3.4.0",
+    "terser-webpack-plugin": "^2.3.5",
     "ts-loader": "^6.2.1",
     "ts-node": "^8.6.2",
     "tslint": "^6.0.0",
     "tslint-config-prettier": "^1.18.0",
     "typescript": "^3.7.5",
-    "uglifyjs-webpack-plugin": "^2.2.0",
     "webpack": "^4.41.6",
     "webpack-cli": "^3.3.11",
     "webpack-dev-server": "^3.10.3",

webpack.config.js

@@ -1,6 +1,6 @@
 const webpack = require("webpack");
 const path = require("path");
-const UglifyJsPlugin = require("uglifyjs-webpack-plugin");
+const TerserPlugin = require("terser-webpack-plugin");
 
 module.exports = env => {
   if (!env) env = { production: false, karma: false };
@@ -51,10 +51,10 @@ module.exports = env => {
           concatenateModules: true,
           minimize: true,
           minimizer: [
-            new UglifyJsPlugin({
+            new TerserPlugin({
               cache: true,
               parallel: 4,
-              uglifyOptions: {
+              terserOptions: {
                 output: {
                   comments: false
                 }

webpack.example.config.js

@@ -2,6 +2,7 @@ const webpack = require("webpack");
 const path = require("path");
 const HtmlWebpackPlugin = require("html-webpack-plugin");
 const SimpleProgressPlugin = require("webpack-simple-progress-plugin");
+const { CleanWebpackPlugin } = require("clean-webpack-plugin");
 
 module.exports = options => {
   return {
@@ -23,6 +24,8 @@ module.exports = options => {
     },
 
     plugins: [
+      new CleanWebpackPlugin(),
+
       new HtmlWebpackPlugin({
         template: path.resolve("static/index.html"),
         inject: false