From 10043cc755ad18fa332258040540c703b05c3e13 Mon Sep 17 00:00:00 2001
From: asmsuechan <suenagaryoutaabc@gmail.com>
Date: Sun, 19 Mar 2017 21:43:54 -0700
Subject: [PATCH] Fix to handle when codeBlocks is null

---
 browser/components/MarkdownPreview.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/browser/components/MarkdownPreview.js b/browser/components/MarkdownPreview.js
index 70d86819..863a3054 100644
--- a/browser/components/MarkdownPreview.js
+++ b/browser/components/MarkdownPreview.js
@@ -260,7 +260,7 @@ export default class MarkdownPreview extends React.Component {
     this.refs.root.contentWindow.document.body.setAttribute('data-theme', theme)
 
     const codeBlocks = value.match(/(```)(.|[\n])*?(```)/g)
-    if (codeBlocks.length > 0) {
+    if (codeBlocks !== null && codeBlocks.length > 0) {
       codeBlocks.forEach((codeBlock) => {
         const encodedCodeBlock = encodeHTMLEntities(codeBlock)
         value = value.replace(codeBlock, encodedCodeBlock)