From 9f2097d3b9b7c36477f018e6889f625cc5da8af6 Mon Sep 17 00:00:00 2001
From: Ever Blacks <everblacks@163.com>
Date: Thu, 8 Dec 2016 14:26:59 +0800
Subject: [PATCH] Add exception handler

---
 KILabel/Source/KILabel.m | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/KILabel/Source/KILabel.m b/KILabel/Source/KILabel.m
index b32b882..d4a64d1 100644
--- a/KILabel/Source/KILabel.m
+++ b/KILabel/Source/KILabel.m
@@ -881,6 +881,10 @@ + (NSString *)linkStringFromAttributedString:(NSAttributedString *)attrStr withR
 {
     // Check to see if there's a link attribute in the text, which will be our link text. If not
     // we'll use the string in the raw text.
+    if (range.location == NSNotFound || range.location >= attrStr.length) {
+        return @"";
+    }
+    
     id realURL = [attrStr attribute:NSLinkAttributeName atIndex:range.location effectiveRange:nil];
     if (realURL == nil)
     {