From 1619a09da25e7a3704101395bcea6790eb159145 Mon Sep 17 00:00:00 2001
From: Berkeley Martinez <Berkeley@robotie.com>
Date: Mon, 9 Nov 2015 22:37:16 -0800
Subject: [PATCH] Add helpful error message if no filename

---
 server/utils/getFromDisk$.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/server/utils/getFromDisk$.js b/server/utils/getFromDisk$.js
index 299fdde6be..b6e24fe3ca 100644
--- a/server/utils/getFromDisk$.js
+++ b/server/utils/getFromDisk$.js
@@ -5,6 +5,12 @@ import { Observable } from 'rx';
 const basePath = process.cwd() + '/seed/challenges/';
 
 export default function getFromDisk$(challenge) {
+  if (challenge && !challenge.fileName) {
+    throw new Error(
+      `Challenge ${challenge.name} has no fileName.
+      Did you remember run node seed?`
+    );
+  }
   delete require.cache[require.resolve(
     path.join(basePath, challenge.fileName)
   )];