From 7cdee48bab5ebc09d67becd27d417085a89911d3 Mon Sep 17 00:00:00 2001
From: Aman Gupta <aman@tmm1.net>
Date: Wed, 23 Nov 2011 03:00:18 -0800
Subject: [PATCH] handle missing blob mode

---
 lib/linguist/blob_helper.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/linguist/blob_helper.rb b/lib/linguist/blob_helper.rb
index d7c70b4f..0cec2813 100644
--- a/lib/linguist/blob_helper.rb
+++ b/lib/linguist/blob_helper.rb
@@ -147,6 +147,7 @@ module Linguist
     # Return true or false
     def shebang_extname?
       extname.empty? &&
+        mode &&
         (mode.to_i(8) & 05) == 05
     end