From 2cfb894d2a376becbc05938c4b67fc17ad8c26dd Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 3 Mar 2010 07:19:21 +0000
Subject: * lib/matrix.rb (Vector#each): make Vector enumerable.  
 [ruby-core:28405]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26801 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 lib/matrix.rb | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'lib/matrix.rb')

diff --git a/lib/matrix.rb b/lib/matrix.rb
index d452bf459e..a008182c42 100644
--- a/lib/matrix.rb
+++ b/lib/matrix.rb
@@ -1081,6 +1081,7 @@ end
 #
 class Vector
   include ExceptionForMatrix
+  include Enumerable
 
   #INSTANCE CREATION
 
@@ -1140,6 +1141,16 @@ class Vector
   # ENUMERATIONS -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
   #++
 
+  #
+  # Iterate over the elements of this vector
+  #
+  def each
+    return to_enum(:each) unless block_given?
+    @elements.each do |i|
+      yield i
+    end
+  end
+
   #
   # Iterate over the elements of this vector and +v+ in conjunction.
   #
-- 
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