From 518590c8f7bd5d4344bd9eef272bc192f5aee6fd Mon Sep 17 00:00:00 2001
From: Ce Zheng <cezheng.cs@gmail.com>
Date: Tue, 23 Feb 2016 01:47:46 +0900
Subject: [PATCH] fix bug casting from NSRange to Rnage when
 String.characters.count != NSString.length

---
 PySwiftyRegex/PySwiftyRegex.swift | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/PySwiftyRegex/PySwiftyRegex.swift b/PySwiftyRegex/PySwiftyRegex.swift
index b6ed119..c6b0b47 100644
--- a/PySwiftyRegex/PySwiftyRegex.swift
+++ b/PySwiftyRegex/PySwiftyRegex.swift
@@ -485,9 +485,9 @@ public class re {
       if nsrange.location == NSNotFound {
         return string.endIndex..<string.endIndex
       }
-      let startIndex = string.startIndex.advancedBy(nsrange.location)
-      let endIndex = startIndex.advancedBy(nsrange.length)
-      return startIndex..<endIndex
+      let startIndex16 = string.utf16.startIndex.advancedBy(nsrange.location)
+      let endIndex16 = startIndex16.advancedBy(nsrange.length)
+      return (String.Index(startIndex16, within: string) ?? string.endIndex)..<(String.Index(endIndex16, within: string) ?? string.endIndex)
     }
   }
 }