* lib/irb.rb (IRB::Irb#inspect): instance_variables returns symbols

instead of strings now.   [ruby-dev:34930]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18465 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Sun Aug 10 09:35:12 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* lib/irb.rb (IRB::Irb#inspect): instance_variables returns symbols
+	  instead of strings now.   [ruby-dev:34930]
+
 Sun Aug 10 09:22:14 2008  Tanaka Akira  <akr@fsij.org>
 
 	* transcode.c (transcode_char_start): refactored to remove readlen

lib/irb.rb

@@ -308,7 +308,7 @@ module IRB
     def inspect
       ary = []
       for iv in instance_variables
-	case iv
+	case (iv = iv.to_s)
 	when "@signal_status"
 	  ary.push format("%s=:%s", iv, @signal_status.id2name)
 	when "@context"