Core: Fixed number validation error

wozzo · jzaefferer · commit 02b800d9af83 · 2015-01-20T16:46:57.000+01:00
A single minus sign is invalid. Fixes jquery-validation#1359 Closes jquery-validation#1361
diff --git a/src/core.js b/src/core.js
@@ -1150,7 +1150,7 @@ $.extend( $.validator, {
 
 		// http://jqueryvalidation.org/number-method/
 		number: function( value, element ) {
-			return this.optional( element ) || /^-?(?:\d+|\d{1,3}(?:,\d{3})+)?(?:\.\d+)?$/.test( value );
+		    return this.optional( element ) || /^(?:-?\d+|-?\d{1,3}(?:,\d{3})+)?(?:\.\d+)?$/.test( value );
 		},
 
 		// http://jqueryvalidation.org/digits-method/
diff --git a/test/methods.js b/test/methods.js
@@ -93,6 +93,7 @@ test("number", function() {
 	ok( method( "-123,000" ), "Valid number" );
 	ok( method( "123,000.00" ), "Valid number" );
 	ok( method( "-123,000.00" ), "Valid number" );
+	ok(!method( "-" ), "Invalid number" );
 	ok(!method( "123.000,00" ), "Invalid number" );
 	ok(!method( "123.0.0,0" ), "Invalid number" );
 	ok(!method( "x123" ), "Invalid number" );
