fix(package.json): update webpack

Author: pine

karma.conf.js

@@ -84,6 +84,7 @@ module.exports = function(config) {
       resolve: {
         extensions: ['.js', '.json']
       },
+      mode: 'development',
     },
     webpackMiddleware: {
       noInfo: true,

package.json

@@ -27,11 +27,12 @@
     "karma-phantomjs2-launcher": "^0.5.0",
     "karma-sauce-launcher": "^1.2.0",
     "karma-sourcemap-loader": "^0.3.7",
-    "karma-webpack": "^2.0.6",
+    "karma-webpack": "^3.0.0",
     "mocha": "^5.0.0",
     "npm-run-all": "^4.1.2",
     "text-encoding": "^0.6.0",
-    "webpack": "^3.10.0"
+    "webpack": "^4.0.0",
+    "webpack-cli": "^2.0.13"
   },
   "author": {
     "name": "Pine Mizune",

webpack.config.js

@@ -22,4 +22,5 @@ module.exports = {
   resolve: {
     extensions: ['.js', '.json']
   },
+  mode: 'development',
 }