From 80e4b3fe941ab43c3e4f04bdaf799f063972f53f Mon Sep 17 00:00:00 2001
From: bramski <bramski@gmail.com>
Date: Tue, 3 Feb 2015 14:14:10 -0800
Subject: [PATCH] Fixes a case where calendar recurrences don't work with
 moment-tz.

---
 moment-recur.js                   |  6 +++++-
 tests/spec/jasmine-event-recur.js | 19 ++++++++++++++-----
 2 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/moment-recur.js b/moment-recur.js
index 62e3393..e873aad 100644
--- a/moment-recur.js
+++ b/moment-recur.js
@@ -689,7 +689,11 @@
 
     // Plugin for removing all time information from a given date
     moment.fn.dateOnly = function() {
-        return this.hours(0).minutes(0).seconds(0).milliseconds(0).add('minute',this.utcOffset()).utcOffset(0);
+        if (this.tz && typeof(moment.tz) == 'function' ) {
+            return moment.tz(this.format('YYYY/MM/DD'), 'UTC');
+        } else {
+            return this.hours(0).minutes(0).seconds(0).milliseconds(0).add('minute',this.utcOffset()).utcOffset(0);
+        }
     };
 
 
diff --git a/tests/spec/jasmine-event-recur.js b/tests/spec/jasmine-event-recur.js
index 1a32ab7..58d325a 100755
--- a/tests/spec/jasmine-event-recur.js
+++ b/tests/spec/jasmine-event-recur.js
@@ -167,11 +167,20 @@ describe("An interval", function() {
 });
 
 describe("The Calendar Interval", function() {
-    it("daysOfWeek should work", function() {
-        var recurrence = moment.recur().every(["Sunday", 1]).daysOfWeek();
-        expect(recurrence.matches( moment().day("Sunday") )).toBe(true);
-        expect(recurrence.matches( moment().day(1) )).toBe(true);
-        expect(recurrence.matches( moment().day(3) )).toBe(false);
+
+    describe("daysOfWeek", function() {
+        it("should work", function () {
+            var recurrence = moment.recur().every(["Sunday", 1]).daysOfWeek();
+            expect(recurrence.matches(moment().day("Sunday"))).toBe(true);
+            expect(recurrence.matches(moment().day(1))).toBe(true);
+            expect(recurrence.matches(moment().day(3))).toBe(false);
+        });
+
+        it("should work with timezones", function () {
+            var recurrence = moment.tz('2015-01-25',"America/Vancouver").recur().every(["Sunday", 1]).daysOfWeek();
+            var check = moment.tz('2015-02-01',"Asia/Hong_Kong");
+            expect(recurrence.matches(check)).toBe(true);
+        });
     });
 
     it("daysOfMonth should work", function() {