From 75ee1d525277c0e07fce061af0ad73cda00250ae Mon Sep 17 00:00:00 2001
From: eban <eban@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 30 Dec 2007 14:20:37 +0000
Subject: * golf_prelude.rb (@@golf_hash): for performance improvement.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14801 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog       | 4 ++++
 golf_prelude.rb | 4 ++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 5454d68999..4e91400398 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Sun Dec 30 23:19:06 2007  WATANABE Hirofumi  <eban@ruby-lang.org>
+
+	* golf_prelude.rb (@@golf_hash): for performance improvement.
+
 Sun Dec 30 22:44:50 2007  Tadayoshi Funaba  <tadf@dotrb.org>
 
 	* lib/date.rb (_valid_time?): I'm not sure to recommend such an
diff --git a/golf_prelude.rb b/golf_prelude.rb
index eea08fef74..c0ae37fb17 100644
--- a/golf_prelude.rb
+++ b/golf_prelude.rb
@@ -1,9 +1,9 @@
 SCRIPT_LINES__={}
 
 class Object
+  @@golf_hash = {}
   def method_missing m, *a, &b
-    r = /^#{m}/
-    t = (methods + private_methods).sort.find{|e|r=~e}
+    t = @@golf_hash[[m,self.class]] ||= (methods + private_methods).sort.find{|e|/^#{m}/=~e}
     t ? __send__(t, *a, &b) : super
   end
 
-- 
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