* lib/pp.rb (Kernel#pp): returns its arguments, like Kernel#p.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25154 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Tue Sep 29 21:03:59 2009  Yusuke Endoh  <mame@tsg.ne.jp>
+
+	* lib/pp.rb (Kernel#pp): returns its arguments, like Kernel#p.
+
 Tue Sep 29 17:02:45 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* ext/json/lib/json/common.rb (recurse_proc): removed needless

lib/pp.rb

@@ -54,12 +54,12 @@ module Kernel
   private
   # prints arguments in pretty form.
   #
-  # pp returns nil.
+  # pp returns argument(s).
   def pp(*objs) # :doc:
     objs.each {|obj|
       PP.pp(obj)
     }
-    nil
+    objs.size <= 1 ? objs.first : objs
   end
   module_function :pp
 end