requested for certain networks

[user/henk/code/ruby/rbot.git] / lib / rbot / keywords.rb

diff --git a/lib/rbot/keywords.rb b/lib/rbot/keywords.rb
index 5de5a14af2ce03028404c9ddb453c967c95dfe16..cc91155cd6f6ead6da683d6eb2f980d5be4ac40e 100644 (file)
--- 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])
@@ -249,6 +250,7 @@ module Irc
     # 
     # handle a message asking about a keyword
     def keyword(m, key, dunno=true)
+      return if key.nil?
        unless(kw = self[key])
          m.reply @bot.lang.get("dunno") if (dunno)
          return