From ab94510efa09a2772881f976c96a17232ede9941 Mon Sep 17 00:00:00 2001
From: Jason Quense <monastic.panic@gmail.com>
Date: Mon, 13 Jun 2016 08:45:47 -0400
Subject: [PATCH] [fixed] boxed number allowed NaN

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

diff --git a/src/number.js b/src/number.js
index 5ea70890d..d6570b91c 100644
--- a/src/number.js
+++ b/src/number.js
@@ -27,8 +27,8 @@ function NumberSchema(){
 inherits(NumberSchema, SchemaObject, {
 
   _typeCheck(v) {
-    if ( typeof v === 'number' && !(v !== +v) ) return true
-    if ( typeof v === 'object' && v instanceof Number ) return true
+    if (typeof v === 'number' && !(v !== +v)) return true
+    if (v instanceof Number && !isNaN(+v))  return true
 
     return false
   },