Fixes: #409 Remove use babel-runtime/core-js modules.

Use core-js a polyfill for ES5 based browsers.

Author: arunoda

dist/server/build.js

@@ -35,8 +35,8 @@ module.exports = {
   require.resolve('babel-plugin-transform-regenerator'),
   // Polyfills the runtime needed for async/await and generators
   [require.resolve('babel-plugin-transform-runtime'), {
-    helpers: true,
-    polyfill: true,
+    helpers: false,
+    polyfill: false,
     regenerator: true
   }]]
 };

dist/server/config/babel.js

@@ -32,8 +32,8 @@ module.exports = {
   require.resolve('babel-plugin-transform-regenerator'),
   // Polyfills the runtime needed for async/await and generators
   [require.resolve('babel-plugin-transform-runtime'), {
-    helpers: true,
-    polyfill: true,
+    helpers: false,
+    polyfill: false,
     regenerator: true
   }],
   // Optimization: hoist JSX that never changes out of render()

dist/server/config/babel.prod.js

@@ -0,0 +1,3 @@
+'use strict';
+
+require('core-js');

dist/server/config/polyfills.js

@@ -23,8 +23,8 @@ function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { de
 var config = {
   devtool: '#cheap-module-eval-source-map',
   entry: {
-    manager: [require.resolve('../../client/manager')],
-    preview: [require.resolve('./error_enhancements'), require.resolve('webpack-hot-middleware/client') + '?noInfo=true']
+    manager: [require.resolve('./polyfills'), require.resolve('../../client/manager')],
+    preview: [require.resolve('./polyfills'), require.resolve('./error_enhancements'), require.resolve('webpack-hot-middleware/client') + '?noInfo=true']
   },
   output: {
     path: _path2.default.join(__dirname, 'dist'),

dist/server/config/webpack.config.js

@@ -17,8 +17,8 @@ var _utils = require('./utils');
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
 
 var entries = {
-  preview: [],
-  manager: [_path2.default.resolve(__dirname, '../../client/manager')]
+  preview: [require.resolve('./polyfills')],
+  manager: [require.resolve('./polyfills'), _path2.default.resolve(__dirname, '../../client/manager')]
 };
 
 var config = {

dist/server/config/webpack.config.prod.js

@@ -45,6 +45,7 @@
     "case-sensitive-paths-webpack-plugin": "^1.1.2",
     "commander": "^2.9.0",
     "configstore": "^2.0.0",
+    "core-js": "^2.4.1",
     "css-loader": "0.23.1",
     "express": "^4.13.3",
     "file-loader": "^0.9.0",

package.json

@@ -34,8 +34,8 @@ module.exports = {
     require.resolve('babel-plugin-transform-regenerator'),
     // Polyfills the runtime needed for async/await and generators
     [require.resolve('babel-plugin-transform-runtime'), {
-      helpers: true,
-      polyfill: true,
+      helpers: false,
+      polyfill: false,
       regenerator: true,
     }],
   ],

src/server/config/babel.js

@@ -31,8 +31,8 @@ module.exports = {
     require.resolve('babel-plugin-transform-regenerator'),
     // Polyfills the runtime needed for async/await and generators
     [require.resolve('babel-plugin-transform-runtime'), {
-      helpers: true,
-      polyfill: true,
+      helpers: false,
+      polyfill: false,
       regenerator: true,
     }],
     // Optimization: hoist JSX that never changes out of render()

src/server/config/babel.prod.js

@@ -0,0 +1 @@
+require('core-js');