From: Brian Wyant <brian.wyant@oracle.com>
Date: Wed, 22 Apr 2015 14:30:55 +0000 (-0400)
Subject: perf: checking == null faster than hasOwnProperty
X-Git-Tag: 2.10.3~24^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aae371ada754bace891dccbf7e832b135137e898;p=thirdparty%2Fmoment.git

perf: checking == null faster than hasOwnProperty

http://jsperf.com/hasownproperty-vs-in-vs-other/4
---

diff --git a/src/lib/moment/constructor.js b/src/lib/moment/constructor.js
index 1b3425f4a..f73559393 100644
--- a/src/lib/moment/constructor.js
+++ b/src/lib/moment/constructor.js
@@ -69,5 +69,5 @@ export function Moment(config) {
 }
 
 export function isMoment (obj) {
-    return obj instanceof Moment || (obj != null && hasOwnProp(obj, '_isAMomentObject'));
+    return obj instanceof Moment || (obj != null && obj._isAMomentObject != null);
 }