From 482903d8adb425e3da4c3f83824de9b6ba6eeef7 Mon Sep 17 00:00:00 2001
From: yelper <sarikaya@cs.wisc.edu>
Date: Mon, 23 Nov 2015 17:25:33 -0600
Subject: [PATCH] handling no-group case for legend and detail

---
 fileops.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fileops.js b/fileops.js
index a70060f..a9600cc 100644
--- a/fileops.js
+++ b/fileops.js
@@ -51,6 +51,8 @@ var loadFile = function(text, dataStart, xCol, yCol, grpCol) {
         ds.groupNames.push(thisGroupName);
         
       thisGroup = ds.groupNames.indexOf(thisGroupName);
+    } else {
+      ds.groupNames = ["unnamed"];
     }
     
     if (!ds.groups[thisGroup]) {