From d2cca1b0e18b2b18efcca603719b1a511528f63e Mon Sep 17 00:00:00 2001
From: Yuya Nishiyama <nsyee@popstack.net>
Date: Fri, 9 Nov 2012 18:10:25 +0900
Subject: [PATCH] =?UTF-8?q?=E3=83=86=E3=83=B3=E3=83=97=E3=83=AC=E3=83=BC?=
 =?UTF-8?q?=E3=83=88=E3=81=AE=E3=82=A8=E3=82=B9=E3=82=B1=E3=83=BC=E3=83=97?=
 =?UTF-8?q?=E5=87=A6=E7=90=86=E3=82=92=E4=BF=AE=E6=AD=A3?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 lib/utils/index.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/utils/index.js b/lib/utils/index.js
index 7a239d1..59bf453 100644
--- a/lib/utils/index.js
+++ b/lib/utils/index.js
@@ -3,16 +3,20 @@ var util = require('util');
 
 
 exports.nl2br = function(str) {
-  return str.replace(/\n/g, '<br/>');
+  if (str) {
+    return str.replace(/\n/g, '<br/>');
+  }
 };
 
 exports.escHtml = function(str) {
+  if (str) {
     str = str.replace(/&/g, '&amp;');
     str = str.replace(/</g, '&lt;');
     str = str.replace(/>/g, '&gt;');
     str = str.replace(/"/g, '&quot;');
     str = str.replace(/\\/g, '&yen;');
     return str;
+  }
 };
 
 // Error