From 2a6ecb2d38b063c439a2d77fee027b4fbdc3051d Mon Sep 17 00:00:00 2001
From: Jeff Weeks <jeffweeksio@users.noreply.github.com>
Date: Wed, 29 Mar 2017 16:30:25 -0400
Subject: [PATCH] Update utils.js

---
 src/core/utils.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/utils.js b/src/core/utils.js
index a594adf2..297b3545 100644
--- a/src/core/utils.js
+++ b/src/core/utils.js
@@ -453,13 +453,13 @@ export const propChecker = (props, nextProps, objectList=[], ignoreList=[]) => {
 }
 
 const validateNumber = ( val ) => {
-  if ( !/^\d+(.?\d+)?$/.test(val)) {
+  if ( !/^-?\d+(.?\d+)?$/.test(val)) {
     return "Value must be a number"
   }
 }
 
 const validateInteger = ( val ) => {
-  if ( !/^\d+$/.test(val)) {
+  if ( !/^-?\d+$/.test(val)) {
     return "Value must be integer"
   }
 }