Babel cache

examples/with-universal-configuration/.babelrc

@@ -3,6 +3,6 @@
     "next/babel"
   ],
   "plugins": [
-    ["transform-define", "./env-config.js"]
+    ["transform-define", "./config/index.js"]
   ]
 }

examples/with-universal-configuration/config/index.js

@@ -0,0 +1,12 @@
+const commandLineArgs = require('command-line-args');
+
+const optionDefinitions = [
+    { name: 'env', alias: 'e', type: String }
+];
+
+const args = commandLineArgs(optionDefinitions);
+const config = args.env === "production" ? require( "./prodConfig" ) : require( "./localConfig" );
+
+module.exports = {
+  'BACKEND_URL': config.backendUrl
+}

examples/with-universal-configuration/config/localConfig.js

@@ -0,0 +1,3 @@
+module.exports = {
+    backendUrl: "http://localhost:3000"
+}

examples/with-universal-configuration/config/prodConfig.js

@@ -0,0 +1,3 @@
+module.exports = {
+    backendUrl: "http://www.production.com"
+}

examples/with-universal-configuration/package.json

@@ -3,7 +3,9 @@
   "version": "1.0.0",
   "scripts": {
     "dev": "next",
-    "build": "next build",
+    "clean": "rimraf .\\node_modules\\.cache",
+    "build-dev": "npm run clean && next build --env=development",
+    "build-prod": "npm run clean && next build --env=production",
     "start": "next start"
   },
   "dependencies": {
@@ -12,6 +14,8 @@
     "react-dom": "^15.4.2"
   },
   "devDependencies": {
+    "command-line-args": "^4.0.2",
+    "rimraf": "^2.6.1",
     "babel-plugin-transform-define": "^1.2.0"
   },
   "author": "",