* lib/open-uri.rb (OpenURI::Buffer): use Meta ===. [ruby-core:14295]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14609 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Mon Dec 24 23:01:04 2007  Tanaka Akira  <akr@fsij.org>
+
+	* lib/open-uri.rb (OpenURI::Buffer): use Meta ===.  [ruby-core:14295]
+
 Mon Dec 24 22:46:42 2007  NARUSE, Yui <naruse@ruby-lang.org>
 
 	* transocode.c: register_functional_transcoder() added.

lib/open-uri.rb

@@ -367,14 +367,14 @@ module OpenURI
         require 'tempfile'
         io = Tempfile.new('open-uri')
         io.binmode
-        Meta.init io, @io if @io.respond_to? :meta
+        Meta.init io, @io if Meta === @io
         io << @io.string
         @io = io
       end
     end
 
     def io
-      Meta.init @io unless @io.respond_to? :meta
+      Meta.init @io unless Meta === @io
       @io
     end
   end