Disable service worker (#250)

config/webpackDevServer.config.js

@@ -1,13 +1,12 @@
-'use strict';
+'use strict'
 
-const errorOverlayMiddleware = require('react-dev-utils/errorOverlayMiddleware');
-const noopServiceWorkerMiddleware = require('react-dev-utils/noopServiceWorkerMiddleware');
-const ignoredFiles = require('react-dev-utils/ignoredFiles');
-const config = require('./webpack.config.dev');
-const paths = require('./paths');
+const errorOverlayMiddleware = require('react-dev-utils/errorOverlayMiddleware')
+const ignoredFiles = require('react-dev-utils/ignoredFiles')
+const config = require('./webpack.config.dev')
+const paths = require('./paths')
 
-const protocol = process.env.HTTPS === 'true' ? 'https' : 'http';
-const host = process.env.HOST || '0.0.0.0';
+const protocol = process.env.HTTPS === 'true' ? 'https' : 'http'
+const host = process.env.HOST || '0.0.0.0'
 
 module.exports = function(proxy, allowedHost) {
   return {
@@ -27,8 +26,7 @@ module.exports = function(proxy, allowedHost) {
     // So we will disable the host check normally, but enable it if you have
     // specified the `proxy` setting. Finally, we let you override it if you
     // really know what you're doing with a special environment variable.
-    disableHostCheck:
-      !proxy || process.env.DANGEROUSLY_DISABLE_HOST_CHECK === 'true',
+    disableHostCheck: !proxy || process.env.DANGEROUSLY_DISABLE_HOST_CHECK === 'true',
     // Enable gzip compression of generated files.
     compress: true,
     // Silence WebpackDevServer's own logs since they're generally not useful.
@@ -83,13 +81,7 @@ module.exports = function(proxy, allowedHost) {
     proxy,
     before(app) {
       // This lets us open files from the runtime error overlay.
-      app.use(errorOverlayMiddleware());
-      // This service worker file is effectively a 'no-op' that will reset any
-      // previous service worker registered for the same host:port combination.
-      // We do this in development to avoid hitting the production cache if
-      // it used the same host and port.
-      // https://github.com/facebookincubator/create-react-app/issues/2272#issuecomment-302832432
-      app.use(noopServiceWorkerMiddleware());
+      app.use(errorOverlayMiddleware())
     },
-  };
-};
+  }
+}

public/_headers

@@ -1,3 +0,0 @@
-/service-worker.js
-  Cache-Control: no-cache
-  Max-Age: 0

src/index.js

@@ -1,11 +1,9 @@
 import React from 'react'
 import ReactDOM from 'react-dom'
-import registerServiceWorker from './registerServiceWorker'
 import 'react-select/dist/react-select.css'
 
 import './index.css'
 
 import Router from 'Router'
 
 ReactDOM.render(<Router />, document.getElementById('root'))
-registerServiceWorker()