From 19ace06eeb6af2e1ba7633a3c8696ed9ac4eee17 Mon Sep 17 00:00:00 2001
From: Cheetah <memccpy@gmail.com>
Date: Fri, 4 Sep 2015 20:41:27 +0800
Subject: [PATCH]     Fix a crash when parsing HTML with XPath.     some html
 data delcared in utf8,but it contains some unicode char.     hpple's
 XPathQuery.m:31,40,44 will lead to crash(set nil object to dictionary).

---
 Pod/Classes/XPathQuery.m | 3 +++
 1 file changed, 3 insertions(+)
 mode change 100644 => 100755 Pod/Classes/XPathQuery.m

diff --git a/Pod/Classes/XPathQuery.m b/Pod/Classes/XPathQuery.m
old mode 100644
new mode 100755
index b3f58a9..d380c60
--- a/Pod/Classes/XPathQuery.m
+++ b/Pod/Classes/XPathQuery.m
@@ -30,6 +30,9 @@
     if (nodeContent != NULL) {
         NSString *currentNodeContent = [NSString stringWithCString:(const char *)nodeContent
                                                           encoding:NSUTF8StringEncoding];
+        if (currentNodeContent == nil) {
+            currentNodeContent = @"";
+        }
         if ([resultForNode[@"nodeName"] isEqual:@"text"] && parentResult) {
             if (parentContent) {
                 NSCharacterSet *charactersToTrim = [NSCharacterSet whitespaceAndNewlineCharacterSet];