* lib/set.rb: each() should return self.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4185 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 0 deletions

diff --git a/lib/set.rb b/lib/set.rb
index 37332e1fa6..935c07c3e0 100644
--- a/lib/set.rb
+++ b/lib/set.rb
@@ -178,6 +178,7 @@ class Set
   # the element as parameter.
   def each
     @hash.each_key { |o| yield(o) }
+    self
   end
 
   # Adds the given object to the set and returns self.