From 2b835d6fbf4c44cec45263040d5114c0bf8c361b Mon Sep 17 00:00:00 2001
From: Bruno Dias <dias.h.bruno@gmail.com>
Date: Wed, 4 Oct 2017 09:44:50 -0300
Subject: [PATCH] [fixed] typeof returns a string (canUseDOM).

---
 src/components/Modal.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/components/Modal.js b/src/components/Modal.js
index a0473685..9d596304 100644
--- a/src/components/Modal.js
+++ b/src/components/Modal.js
@@ -8,7 +8,10 @@ import SafeHTMLElement from '../helpers/safeHTMLElement';
 export const portalClassName = 'ReactModalPortal';
 export const bodyOpenClassName = 'ReactModal__Body--open';
 
-const canUseDOM = typeof window !== undefined;
+const canUseDOM = typeof window !== 'undefined' || (
+  typeof document !== 'undefined' && document.createElement
+);
+
 const isReact16 = ReactDOM.createPortal !== undefined;
 const createPortal = isReact16 ?
   ReactDOM.createPortal :