From e92949d699eb5cacde8abbd1dddbefcb1d0d3a4a Mon Sep 17 00:00:00 2001
From: Tom Gilbert <tom@linuxbrit.co.uk>
Date: Wed, 24 Aug 2005 19:14:23 +0000
Subject: fix nil lookups

---
 lib/rbot/keywords.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/rbot/keywords.rb b/lib/rbot/keywords.rb
index 5de5a14a..8065e8b8 100644
--- a/lib/rbot/keywords.rb
+++ b/lib/rbot/keywords.rb
@@ -215,6 +215,7 @@ module Irc
     
     # lookup keyword +key+, return it or nil
     def [](key)
+      return nil if key.nil?
       debug "keywords module: looking up key #{key}"
       if(@keywords.has_key?(key))
         return Keyword.restore(@keywords[key])
-- 
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