From df81c20827e12cbec437d68083fc0be1625dc661 Mon Sep 17 00:00:00 2001
From: nagai <nagai@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 27 Oct 2009 12:22:42 +0000
Subject: * ext/tk/lib/tk/variable.rb: add TkVariable#+@ and -@ method.

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@25513 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/tk/lib/tk/variable.rb | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'ext')

diff --git a/ext/tk/lib/tk/variable.rb b/ext/tk/lib/tk/variable.rb
index 6a618e7ee..f6ebe551f 100644
--- a/ext/tk/lib/tk/variable.rb
+++ b/ext/tk/lib/tk/variable.rb
@@ -1175,6 +1175,13 @@ end
     end
   end
 
+  def +@
+    self.numeric
+  end
+  def -@
+    -(self.numeric)
+  end
+
   def &(other)
     if other.kind_of?(Array)
       self.to_a & other.to_a
-- 
cgit