Added Webpack check circular deps

js/package.json

@@ -68,6 +68,7 @@
     "chai": "~3.5.0",
     "chai-enzyme": "0.4.2",
     "cheerio": "0.20.0",
+    "circular-dependency-plugin": "^2.0.0",
     "copy-webpack-plugin": "~4.0.0",
     "core-js": "~2.4.1",
     "coveralls": "~2.11.11",

js/webpack/config.js

@@ -20,6 +20,7 @@ const path = require('path');
 const WebpackErrorNotificationPlugin = require('webpack-error-notification');
 const CopyWebpackPlugin = require('copy-webpack-plugin');
 const HtmlWebpackPlugin = require('html-webpack-plugin');
+const CircularDependencyPlugin = require('circular-dependency-plugin');
 
 const Shared = require('./shared');
 const DAPPS = require('../src/dapps');
@@ -131,6 +132,13 @@ module.exports = {
         template: './index.ejs',
         favicon: FAVICON,
         chunks: [ isProd ? null : 'commons', 'index' ]
+      }),
+
+      new CircularDependencyPlugin({
+        // exclude detection of files based on a RegExp
+        exclude: /node_modules/,
+        // add errors to webpack instead of warnings
+        failOnError: true
       })
     ], DAPPS.map((dapp) => {
       return new HtmlWebpackPlugin({