From d20f6703c6ffb52cf23a0dcbcaa0c95f37671d6d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9=20Kremser?= <croonix@Andres-Mac-mini.local>
Date: Sun, 28 Feb 2016 15:55:45 -0800
Subject: [PATCH] Allow negative numbers to be passed to parseHeight function
 fix

---
 src/gridstack.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gridstack.js b/src/gridstack.js
index 55742ae..f537d10 100644
--- a/src/gridstack.js
+++ b/src/gridstack.js
@@ -99,7 +99,7 @@
             var height = val;
             var heightUnit = 'px';
             if (height && _.isString(height)) {
-                var match = height.match(/^((-[0-9]+\.[0-9]+|[0-9]*\.[0-9]+)?|-?[0-9]+)(px|em|rem|vh|vw)?$/);
+                var match = height.match(/^(-[0-9]+\.[0-9]+|[0-9]*\.[0-9]+|-[0-9]+|[0-9]+)(px|em|rem|vh|vw)?$/);
                 if (!match) {
                     throw new Error('Invalid height');
                 }