Merge pull request #398 from ssskip/utc-offset

 zone.offset has been deprecated in favor of zone.utcOffset

moment-timezone.js

@@ -192,6 +192,11 @@
 		},
 
 		offset : function (mom) {
+			logError("zone.offset has been deprecated in favor of zone.utcOffset");
+			return this.offsets[this._index(mom)];
+		},
+
+		utcOffset : function (mom) {
 			return this.offsets[this._index(mom)];
 		}
 	};
@@ -231,7 +236,7 @@
 	}
 
 	ZoneScore.prototype.scoreOffsetAt = function (offsetAt) {
-		this.offsetScore += Math.abs(this.zone.offset(offsetAt.at) - offsetAt.offset);
+		this.offsetScore += Math.abs(this.zone.utcOffset(offsetAt.at) - offsetAt.offset);
 		if (this.zone.abbr(offsetAt.at).replace(/[^A-Z]/g, '') !== offsetAt.abbr) {
 			this.abbrScore++;
 		}
@@ -533,7 +538,7 @@
 			mom._z = zone;
 		}
 		if (mom._z) {
-			offset = mom._z.offset(mom);
+			offset = mom._z.utcOffset(mom);
 			if (Math.abs(offset) < 16) {
 				offset = offset / 60;
 			}

tests/helpers/helpers.js

@@ -38,7 +38,7 @@ function testYear(test, name, expected) {
 function mockTimezoneOffset(name) {
 	var zone = moment.tz.zone(name);
 	Date.prototype.getTimezoneOffset = function () {
-		return zone.offset(+this);
+		return zone.utcOffset(+this);
 	};
 }
 

tests/moment-timezone/guess.js

@@ -9,7 +9,7 @@ var oldIntl = parent.Intl;
 
 function mockTimezoneOffset (zone, format) {
 	Date.prototype.getTimezoneOffset = function () {
-		return zone.offset(+this);
+		return zone.utcOffset(+this);
 	};
 	Date.prototype.toTimeString = function () {
 		return tz(+this, zone.name).format(format || 'HH:mm:ss [GMT]ZZ');

tests/moment-timezone/zone.js

@@ -84,7 +84,7 @@ exports.zone = {
 		for (i = 0; i < tests.length; i++) {
 			source = tests[i][0];
 			expected = tests[i][1];
-			test.equal(zone.offset(source), expected, "The offset for " + source + " should be " + expected);
+			test.equal(zone.utcOffset(source), expected, "The offset for " + source + " should be " + expected);
 		}
 
 		test.done();