From 9701289bffdb45d17198db420daf2d306c9afd1f Mon Sep 17 00:00:00 2001
From: Iskren Chernev <iskren.chernev@gmail.com>
Date: Sat, 27 Apr 2013 00:02:41 -0700
Subject: [PATCH] toJSON should not call lang.postformat

---
 moment.js             | 2 +-
 test/moment/format.js | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/moment.js b/moment.js
index 0ebc5f5e9..5c2c87c24 100644
--- a/moment.js
+++ b/moment.js
@@ -1137,7 +1137,7 @@
         },
 
         toJSON : function () {
-            return moment(this).utc().format('YYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
+            return formatMoment(moment(this).utc(), 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
         },
 
         toArray : function () {
diff --git a/test/moment/format.js b/test/moment/format.js
index 4ce81df46..b91c61378 100644
--- a/test/moment/format.js
+++ b/test/moment/format.js
@@ -285,5 +285,13 @@ exports.format = {
         var b = moment(new Date(2009, 1, 5, 15, 25, 50, 125));
         test.equal(b.toString(), b.format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ'));
         test.done();
+    },
+
+    "toJSON skips postformat" : function(test) {
+        test.expect(1);
+
+        moment.lang('postformat', {postformat: function(s) { s.replace(/./g, 'X') }});
+        test.equal(moment.utc([2000, 0, 1]).toJSON(), "2000-01-01T00:00:00.000Z", "toJSON doesn't postformat");
+        test.done();
     }
 };
-- 
2.47.2