Compress better

_support/webpack.config.js

@@ -1,4 +1,6 @@
 const join = require('path').resolve
+const webpack = require('webpack')
+const UglifyJSPlugin = require('uglifyjs-webpack-plugin')
 
 module.exports = {
   context: join(__dirname, '..'),
@@ -27,5 +29,19 @@ module.exports = {
       }
     ]
   },
-  stats: 'minimal'
+  stats: 'minimal',
+  plugins: [
+    // Don't include debug symbols ever
+    new webpack.EnvironmentPlugin({
+      NODE_ENV: 'production'
+    }),
+
+    // Always minify, even in development.
+    new UglifyJSPlugin({
+      uglifyOptions: {
+        compress: true,
+        mangle: true
+      }
+    })
+  ]
 }

package.json

@@ -18,11 +18,12 @@
     "prettier-standard": "7.0.1",
     "standard": "10.0.3",
     "style-loader": "0.18.2",
+    "uglifyjs-webpack-plugin": "0.4.6",
     "webpack": "3.6.0"
   },
   "scripts": {
-    "dev": "webpack --watch --progress --colors",
+    "dev": "webpack --watch --progress --colors -p",
-    "prepublish": "webpack",
+    "prepublish": "webpack -p",
     "test": "jest",
     "jest-html": "jest-html"
   },

yarn.lock

@@ -5712,7 +5712,7 @@ uglify-to-browserify@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"
 
-uglifyjs-webpack-plugin@^0.4.6:
+uglifyjs-webpack-plugin@0.4.6, uglifyjs-webpack-plugin@^0.4.6:
   version "0.4.6"
   resolved "https://registry.yarnpkg.com/uglifyjs-webpack-plugin/-/uglifyjs-webpack-plugin-0.4.6.tgz#b951f4abb6bd617e66f63eb891498e391763e309"
   dependencies: