kazu	2008-01-09 22:10:31 +0900 (Wed, 09 Jan 2008)

  New Revision: 14970

  Modified files:
    trunk/ChangeLog
    trunk/lib/mathn.rb

  Log:
    * lib/mathn.rb (Prime#each): returns an enumerator if no block
      given. [ruby-dev:32815]


  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/ChangeLog?r1=14970&r2=14969&diff_format=u
  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi/trunk/lib/mathn.rb?r1=14970&r2=14969&diff_format=u

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 14969)
+++ ChangeLog	(revision 14970)
@@ -1,3 +1,8 @@
+Wed Jan  9 22:04:17 2008  Kazuhiro NISHIYAMA  <zn@m...>
+
+	* lib/mathn.rb (Prime#each): returns an enumerator if no block
+	  given. [ruby-dev:32815]
+
 Wed Jan  9 22:03:26 2008  NARUSE, Yui  <naruse@r...>
 
 	* encoding.c (rb_enc_replicate): replica of dummy is a dummy.
Index: lib/mathn.rb
===================================================================
--- lib/mathn.rb	(revision 14969)
+++ lib/mathn.rb	(revision 14970)
@@ -101,6 +101,7 @@
   alias next succ
 
   def each
+    return to_enum(:each) unless block_given?
     loop do
       yield succ
     end

--
ML: ruby-changes@q...
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