Update uglify plugin (#1194)

Author: gauravtiwari

package.json

@@ -33,6 +33,7 @@
     "postcss-loader": "^2.0.10",
     "sass-loader": "^6.0.6",
     "style-loader": "^0.19.1",
+    "uglifyjs-webpack-plugin": "^1.1.6",
     "webpack": "^3.10.0",
     "webpack-manifest-plugin": "^1.3.2"
   },

package/environments/production.js

@@ -1,5 +1,6 @@
 const webpack = require('webpack')
 const CompressionPlugin = require('compression-webpack-plugin')
+const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
 const Environment = require('../environment')
 
 module.exports = class extends Environment {
@@ -8,18 +9,24 @@ module.exports = class extends Environment {
 
     this.plugins.append('ModuleConcatenation', new webpack.optimize.ModuleConcatenationPlugin())
 
-    this.plugins.append('UglifyJs', new webpack.optimize.UglifyJsPlugin({
+    this.plugins.append('UglifyJs', new UglifyJsPlugin({
+      parallel: true,
+      cache: true,
       sourceMap: true,
-      mangle: {
-        safari10: true
-      },
-      compress: {
+      uglifyOptions: {
+        ie8: false,
+        ecma: 8,
         warnings: false,
-        comparisons: false
-      },
-      output: {
-        comments: false,
-        ascii_only: true
+        mangle: {
+          safari10: true
+        },
+        compress: {
+          warnings: false,
+          comparisons: false
+        },
+        output: {
+          ascii_only: true
+        }
       }
     }))
 

yarn.lock

@@ -1290,7 +1290,7 @@ combined-stream@^1.0.5, combined-stream@~1.0.5:
   dependencies:
     delayed-stream "~1.0.0"
 
-commander@^2.9.0:
+commander@^2.9.0, commander@~2.13.0:
   version "2.13.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.13.0.tgz#6964bca67685df7c1f1430c584f07d7597885b9c"
 
@@ -1764,7 +1764,7 @@ enhanced-resolve@^3.4.0:
     object-assign "^4.0.1"
     tapable "^0.2.7"
 
-errno@^0.1.3:
+errno@^0.1.3, errno@^0.1.4:
   version "0.1.6"
   resolved "https://registry.yarnpkg.com/errno/-/errno-0.1.6.tgz#c386ce8a6283f14fc09563b71560908c9bf53026"
   dependencies:
@@ -5244,6 +5244,13 @@ schema-utils@^0.3.0:
   dependencies:
     ajv "^5.0.0"
 
+schema-utils@^0.4.2:
+  version "0.4.3"
+  resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-0.4.3.tgz#e2a594d3395834d5e15da22b48be13517859458e"
+  dependencies:
+    ajv "^5.0.0"
+    ajv-keywords "^2.1.0"
+
 scss-tokenizer@^0.2.3:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/scss-tokenizer/-/scss-tokenizer-0.2.3.tgz#8eb06db9a9723333824d3f5530641149847ce5d1"
@@ -5717,6 +5724,13 @@ ua-parser-js@^0.7.9:
   version "0.7.17"
   resolved "https://registry.yarnpkg.com/ua-parser-js/-/ua-parser-js-0.7.17.tgz#e9ec5f9498b9ec910e7ae3ac626a805c4d09ecac"
 
+uglify-es@^3.3.4:
+  version "3.3.8"
+  resolved "https://registry.yarnpkg.com/uglify-es/-/uglify-es-3.3.8.tgz#f2c68e6cff0d0f9dc9577e4da207151c2e753b7e"
+  dependencies:
+    commander "~2.13.0"
+    source-map "~0.6.1"
+
 uglify-js@^2.6, uglify-js@^2.8.29:
   version "2.8.29"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-2.8.29.tgz#29c5733148057bb4e1f75df35b7a9cb72e6a59dd"
@@ -5738,6 +5752,19 @@ uglifyjs-webpack-plugin@^0.4.6:
     uglify-js "^2.8.29"
     webpack-sources "^1.0.1"
 
+uglifyjs-webpack-plugin@^1.1.6:
+  version "1.1.6"
+  resolved "https://registry.yarnpkg.com/uglifyjs-webpack-plugin/-/uglifyjs-webpack-plugin-1.1.6.tgz#f4ba8449edcf17835c18ba6ae99b9d610857fb19"
+  dependencies:
+    cacache "^10.0.1"
+    find-cache-dir "^1.0.0"
+    schema-utils "^0.4.2"
+    serialize-javascript "^1.4.0"
+    source-map "^0.6.1"
+    uglify-es "^3.3.4"
+    webpack-sources "^1.1.0"
+    worker-farm "^1.5.2"
+
 uid-number@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/uid-number/-/uid-number-0.0.6.tgz#0ea10e8035e8eb5b8e4449f06da1c730663baa81"
@@ -5864,7 +5891,7 @@ webpack-manifest-plugin@^1.3.2:
     fs-extra "^0.30.0"
     lodash ">=3.5 <5"
 
-webpack-sources@^1.0.1:
+webpack-sources@^1.0.1, webpack-sources@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/webpack-sources/-/webpack-sources-1.1.0.tgz#a101ebae59d6507354d71d8013950a3a8b7a5a54"
   dependencies:
@@ -5956,6 +5983,13 @@ wordwrap@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
 
+worker-farm@^1.5.2:
+  version "1.5.2"
+  resolved "https://registry.yarnpkg.com/worker-farm/-/worker-farm-1.5.2.tgz#32b312e5dc3d5d45d79ef44acc2587491cd729ae"
+  dependencies:
+    errno "^0.1.4"
+    xtend "^4.0.1"
+
 wrap-ansi@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-2.1.0.tgz#d8fc3d284dd05794fe84973caecdd1cf824fdd85"
@@ -5985,7 +6019,7 @@ xml-name-validator@^2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/xml-name-validator/-/xml-name-validator-2.0.1.tgz#4d8b8f1eccd3419aa362061becef515e1e559635"
 
-xtend@^4.0.0, xtend@~4.0.1:
+xtend@^4.0.0, xtend@^4.0.1, xtend@~4.0.1:
   version "4.0.1"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"