From 7fa42cbdd30bee64f98c1ef0ae0982dcd2845857 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andre=CC=81=20Cruz?= <andremiguelcruz@msn.com>
Date: Tue, 25 Jun 2013 00:16:06 +0100
Subject: [PATCH] Fix extra keys being set even if they are undefined.

---
 lib/core/Manager.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/core/Manager.js b/lib/core/Manager.js
index c3a73ec8..9036cc7a 100644
--- a/lib/core/Manager.js
+++ b/lib/core/Manager.js
@@ -191,13 +191,18 @@ Manager.prototype.areCompatible = function (candidate, resolved) {
 
 Manager.prototype.toData = function (decEndpoint, extraKeys) {
     var names;
+    var extra;
 
     var data = {};
     data.endpoint = mout.object.pick(decEndpoint, ['name', 'source', 'target']);
     mout.object.mixIn(data, mout.object.pick(decEndpoint, ['canonicalDir', 'pkgMeta']));
 
     if (extraKeys) {
-        mout.object.mixIn(data, mout.object.pick(decEndpoint, extraKeys));
+        extra = mout.object.pick(decEndpoint, extraKeys);
+        extra = mout.object.filter(extra, function (value) {
+            return !!value;
+        });
+        mout.object.mixIn(data, extra);
     }
 
     if (decEndpoint.dependencies) {