Migrate to terser-webpack-plugin

package.json

@@ -90,7 +90,6 @@
     "snazzy": "^8.0.0",
     "standard": "^14.0.0",
     "style-loader": "^1.0.0",
-    "uglifyjs-webpack-plugin": "^2.2.0",
     "webpack": "^4.39.2",
     "webpack-cli": "^3.3.7",
     "webpack-dev-server": "^3.8.0"

webpack/production.babel.js

@@ -1,5 +1,5 @@
 import MiniCssExtractPlugin from 'mini-css-extract-plugin'
-import UglifyJsPlugin from 'uglifyjs-webpack-plugin'
+import TerserPlugin from 'terser-webpack-plugin'
 import OptimizeCSSAssetsPlugin from 'optimize-css-assets-webpack-plugin'
 import config, { plugins } from './config.babel'
 
@@ -15,15 +15,9 @@ export default {
     })
   ],
   optimization: {
+    minimize: true,
     minimizer: [
-      new UglifyJsPlugin({
-        sourceMap: true,
-        uglifyOptions: {
-          output: {
-            comments: false
-          }
-        }
-      }),
+      new TerserPlugin({ sourceMap: true }),
       new OptimizeCSSAssetsPlugin({})
     ]
   }

yarn.lock

@@ -7805,11 +7805,6 @@ serialize-error@^2.1.0:
   resolved "https://registry.yarnpkg.com/serialize-error/-/serialize-error-2.1.0.tgz#50b679d5635cdf84667bdc8e59af4e5b81d5f60a"
   integrity sha1-ULZ51WNc34Rme9yOWa9OW4HV9go=
 
-serialize-javascript@^1.7.0:
-  version "1.9.1"
-  resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-1.9.1.tgz#cfc200aef77b600c47da9bb8149c943e798c2fdb"
-  integrity sha512-0Vb/54WJ6k5v8sSWN09S0ora+Hnr+cX40r9F170nT+mSkaxltoE/7R3OrIdBSUv1OoiobH1QoWQbCnAO+e8J1A==
-
 serialize-javascript@^2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/serialize-javascript/-/serialize-javascript-2.1.2.tgz#ecec53b0e0317bdc95ef76ab7074b7384785fa61"
@@ -8689,29 +8684,14 @@ uglify-js@3.4.x:
     commander "~2.19.0"
     source-map "~0.6.1"
 
-uglify-js@^3.1.4, uglify-js@^3.6.0:
+uglify-js@^3.1.4:
   version "3.7.6"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.7.6.tgz#0783daa867d4bc962a37cc92f67f6e3238c47485"
   integrity sha512-yYqjArOYSxvqeeiYH2VGjZOqq6SVmhxzaPjJC1W2F9e+bqvFL9QXQ2osQuKUFjM2hGjKG2YclQnRKWQSt/nOTQ==
   dependencies:
     commander "~2.20.3"
     source-map "~0.6.1"
 
-uglifyjs-webpack-plugin@^2.2.0:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/uglifyjs-webpack-plugin/-/uglifyjs-webpack-plugin-2.2.0.tgz#e75bc80e7f1937f725954c9b4c5a1e967ea9d0d7"
-  integrity sha512-mHSkufBmBuJ+KHQhv5H0MXijtsoA1lynJt1lXOaotja8/I0pR4L9oGaPIZw+bQBOFittXZg9OC1sXSGO9D9ZYg==
-  dependencies:
-    cacache "^12.0.2"
-    find-cache-dir "^2.1.0"
-    is-wsl "^1.1.0"
-    schema-utils "^1.0.0"
-    serialize-javascript "^1.7.0"
-    source-map "^0.6.1"
-    uglify-js "^3.6.0"
-    webpack-sources "^1.4.0"
-    worker-farm "^1.7.0"
-
 unicode-canonical-property-names-ecmascript@^1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/unicode-canonical-property-names-ecmascript/-/unicode-canonical-property-names-ecmascript-1.0.4.tgz#2619800c4c825800efdd8343af7dd9933cbe2818"