From ab6e83ad4185e9623947dc82e4176c84eb05716a Mon Sep 17 00:00:00 2001
From: Flaviu Tamas <tamasflaviu@gmail.com>
Date: Wed, 4 Mar 2015 19:29:35 -0500
Subject: [PATCH] Fix tests broken in 7296c6d

7296c6d doesn't do any nil checking, so it segfaults on `==` on `Regex`
---
 src/nre.nim | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/nre.nim b/src/nre.nim
index 421b6a2828..dd00cf8225 100644
--- a/src/nre.nim
+++ b/src/nre.nim
@@ -175,7 +175,8 @@ proc `$`*(pattern: RegexMatch): string =
 
 proc `==`*(a, b: Regex): bool =
   # name-to-number table is generated at init time, doesn't need to be checked
-  return a.pattern   == b.pattern and
+  return not a.isNil and not b.isNil and
+         a.pattern   == b.pattern and
          a.pcreObj   == b.pcreObj and
          a.pcreExtra == b.pcreExtra