From: Elliot Foster <efoster@firetaco.com>
Date: Fri, 24 Oct 2014 23:35:25 +0000 (-0700)
Subject: Take advantage of native speed when we can
X-Git-Tag: 2.8.4~6^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8709b562efee98fd6a456ca991a45c152ea5c648;p=thirdparty%2Fmoment.git

Take advantage of native speed when we can

See #1999
---

diff --git a/moment.js b/moment.js
index 182b3c743..9a9ea96b1 100644
--- a/moment.js
+++ b/moment.js
@@ -2152,7 +2152,12 @@
         toISOString : function () {
             var m = moment(this).utc();
             if (0 < m.year() && m.year() <= 9999) {
-                return formatMoment(m, 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
+                if ('function' === typeof Date.prototype.toISOString) {
+                    // native implementation is ~50x faster, use it when we can
+                    return this.toDate().toISOString();
+                } else {
+                    return formatMoment(m, 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
+                }
             } else {
                 return formatMoment(m, 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
             }