Config -- added base config object for env-independent settings

src/components/run.js

@@ -1,3 +1,4 @@
+import 'core-js/fn/object/assign';
 import React from 'react';
 import ReactDOM from 'react-dom';
 import App from './Main';

src/config/base.js

@@ -0,0 +1,6 @@
+'use strict';
+
+
+// Settings configured here will be merged into the final config object.
+export default {
+}

src/config/dev.js

@@ -1,7 +1,10 @@
 'use strict';
 
-const config = {
+import baseConfig from './base';
+
+
+let config = {
   appEnv: 'dev'  // feel free to remove the appEnv property here
 };
 
-export default config;
+export default Object.freeze(Object.assign({}, baseConfig, config));

src/config/dist.js

@@ -1,7 +1,11 @@
 'use strict';
 
-const config = {
+import baseConfig from './base';
+
+
+let config = {
   appEnv: 'dist'  // feel free to remove the appEnv property here
 };
 
-export default config;
+export default Object.freeze(Object.assign({}, baseConfig, config));
+

src/config/test.js

@@ -1,7 +1,11 @@
 'use strict';
 
-const config = {
+import baseConfig from './base';
+
+
+let config = {
   appEnv: 'test'  // don't remove the appEnv property here
 };
 
-export default config;
+export default Object.freeze(Object.assign(baseConfig, config));
+