updated based on date2 4.0.3.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@11772 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 9 insertions, 9 deletions

diff --git a/lib/date/format.rb b/lib/date/format.rb
index ca890cf8f5..eb1ca86f16 100644
--- a/lib/date/format.rb
+++ b/lib/date/format.rb
@@ -1,5 +1,5 @@
 # format.rb: Written by Tadayoshi Funaba 1999-2007
-# $Id: format.rb,v 2.30 2007-01-07 09:16:24+09 tadf Exp $
+# $Id: format.rb,v 2.31 2007-02-18 12:08:09+09 tadf Exp $
 
 require 'rational'
 
@@ -96,23 +96,23 @@ class Date
 
     class Bag # :nodoc:
 
+      def initialize
+	@elem = {}
+      end
+
       def method_missing(t, *args, &block)
 	t = t.to_s
 	set = t.chomp!('=')
-	t = '@' + t
+	t = t.intern
 	if set
-	  instance_variable_set(t, *args)
+	  @elem[t] = args[0]
 	else
-	  if instance_variables.include?(t)
-	    instance_variable_get(t)
-	  end
+	  @elem[t]
 	end
       end
 
       def to_hash
-	instance_variables.
-	  select{|n| !instance_variable_get(n).nil?}.grep(/\A@[^_]/).
-	  inject({}){|r, n| r[n[1..-1].intern] = instance_variable_get(n); r}
+	@elem.reject{|k, v| /\A_/ =~ k.to_s || v.nil?}
       end
 
     end