From 3972a9f57f602510d9930cacfa3b8bab7ca4efb4 Mon Sep 17 00:00:00 2001
From: Michael M Slusarz <slusarz@curecanti.org>
Date: Tue, 17 Nov 2009 23:20:29 -0700
Subject: [PATCH] Don't return undefined if value exists but is empty

---
 imp/js/ViewPort.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/imp/js/ViewPort.js b/imp/js/ViewPort.js
index 7ac309448..c00896547 100644
--- a/imp/js/ViewPort.js
+++ b/imp/js/ViewPort.js
@@ -1458,7 +1458,11 @@ ViewPort_Buffer = Class.create({
 
     getMetaData: function(id)
     {
-        return this.mdata.get(id) || this.usermdata.get(id);
+        var data = this.mdata.get(id);
+
+        return Object.isUndefined(data)
+            ? this.usermdata.get(id)
+            : data;
     },
 
     setMetaData: function(vals, priv)
-- 
2.11.0