fix: dont resolve require() for react-loadable.json. fixes #48

Author: calvinl

.eslintrc

@@ -34,7 +34,8 @@
     "node": true
   },
   "globals": {
-    "expect": true
+    "expect": true,
+    "__non_webpack_require__": true
   },
   "extends": [
     "eslint:recommended",

server/renderer/handler.js

@@ -14,8 +14,14 @@ import config from '../../config';
 
 let stats = null;
 
+// This is a small 'hack' to tell webpack to avoid resolving the below file
+// during compilation, since react-loadable.json may or may not exist.
+const requireFunc = typeof __webpack_require__ === 'function'
+  ? __non_webpack_require__
+  : require;
+
 if (config.enableDynamicImports) {
-  stats = require('../../react-loadable.json');
+  stats = requireFunc('../../react-loadable.json');
 }
 
 export default function handleRender(req, res) {