update uglifyjs-webpack-plugin

Author: ewingrj

packages/react-scripts/config/webpack.config.prod.js

@@ -13,6 +13,7 @@
 const autoprefixer = require('autoprefixer');
 const path = require('path');
 const webpack = require('webpack');
+const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
 const HtmlWebpackPlugin = require('html-webpack-plugin');
 const ExtractTextPlugin = require('extract-text-webpack-plugin');
 const ManifestPlugin = require('webpack-manifest-plugin');
@@ -287,21 +288,23 @@ module.exports = {
     // Otherwise React will be compiled in the very slow development mode.
     new webpack.DefinePlugin(env.stringified),
     // Minify the code.
-    new webpack.optimize.UglifyJsPlugin({
-      compress: {
-        warnings: false,
-        // Disabled because of an issue with Uglify breaking seemingly valid code:
-        // https://github.com/facebookincubator/create-react-app/issues/2376
-        // Pending further investigation:
-        // https://github.com/mishoo/UglifyJS2/issues/2011
-        comparisons: false,
-      },
-      output: {
-        comments: false,
-        // Turned on because emoji and regex is not minified properly using default
-        // https://github.com/facebookincubator/create-react-app/issues/2488
-        ascii_only: true,
-      },
+    new UglifyJsPlugin({
+	  uglifyOptions: {
+        compress: {
+          warnings: false,
+          // Disabled because of an issue with Uglify breaking seemingly valid code:
+          // https://github.com/facebookincubator/create-react-app/issues/2376
+          // Pending further investigation:
+          // https://github.com/mishoo/UglifyJS2/issues/2011
+          comparisons: false,
+        },
+        output: {
+          comments: false,
+          // Turned on because emoji and regex is not minified properly using default
+          // https://github.com/facebookincubator/create-react-app/issues/2488
+          ascii_only: true,
+        },
+	  },
       sourceMap: shouldUseSourceMap,
     }),
     // Note: this won't work without ExtractTextPlugin.extract(..) in `loaders`.

packages/react-scripts/package.json

@@ -1,7 +1,7 @@
 {
-  "name": "react-scripts",
+  "name": "giveth-react-scripts",
   "version": "1.0.11",
-  "description": "Configuration and scripts for Create React App.",
+  "description": "Configuration and scripts for Create React App. Update uglifyjs-webpack-plugin to 1.0.0-beta.2 to utilize uglify-es",
   "repository": "facebookincubator/create-react-app",
   "license": "BSD-3-Clause",
   "engines": {
@@ -56,6 +56,7 @@
     "webpack": "3.5.1",
     "webpack-dev-server": "2.7.1",
     "webpack-manifest-plugin": "1.2.1",
+    "uglifyjs-webpack-plugin": "^1.0.0-beta.2",
     "whatwg-fetch": "2.0.3"
   },
   "devDependencies": {