From 60ee4632925ad75c7d5de2b99ec0267d5a9496bb Mon Sep 17 00:00:00 2001
From: Dmitry Kim <dmitry point kim at gmail point com>
Date: Fri, 14 Dec 2007 21:33:38 +0000
Subject: * (registry) dup() the default on return

---
 lib/rbot/registry.rb | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

(limited to 'lib')

diff --git a/lib/rbot/registry.rb b/lib/rbot/registry.rb
index cf27290a..41f9747f 100644
--- a/lib/rbot/registry.rb
+++ b/lib/rbot/registry.rb
@@ -191,17 +191,16 @@ class Bot
             debug ee
           end
         end
-        return @default
+        return default
       end
     end
 
     # lookup a key in the registry
     def [](key)
-      return @default unless File.exist?(@filename)
-      if registry.has_key?(key)
+      if File.exist?(@filename) && registry.has_key?(key)
         return restore(registry[key])
       else
-        return @default
+        return default
       end
     end
 
@@ -216,6 +215,10 @@ class Bot
       @default = default
     end
 
+    def default
+      @default && (@default.dup rescue default)
+    end
+
     # just like Hash#each
     def each(&block)
       return nil unless File.exist?(@filename)
@@ -274,7 +277,7 @@ class Bot
 
     # delete a key from the registry
     def delete(key)
-      return @default unless File.exist?(@filename)
+      return default unless File.exist?(@filename)
       return registry.delete(key)
     end
 
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