From 205e59d65bf555119070c6c059c0f229f7f4e0dd Mon Sep 17 00:00:00 2001
From: Aaron Patterson <aaron.patterson@gmail.com>
Date: Tue, 20 Jul 2010 15:30:20 -0700
Subject: use OO to avoid meta programming

---
 lib/arel/algebra/ordering.rb | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

(limited to 'lib')

diff --git a/lib/arel/algebra/ordering.rb b/lib/arel/algebra/ordering.rb
index 8439e937a9..984327aaf7 100644
--- a/lib/arel/algebra/ordering.rb
+++ b/lib/arel/algebra/ordering.rb
@@ -1,5 +1,5 @@
 module Arel
-  class Ordering
+  class Ordering < Struct.new(:attribute)
     delegate :relation, :to => :attribute
 
     def bind(relation)
@@ -9,15 +9,14 @@ module Arel
     def to_ordering
       self
     end
+
+    def == other
+      super || (self.class === other && attribute == other.attribute)
+    end
   end
 
   class Ascending  < Ordering
-    attributes :attribute
-    deriving :initialize, :==
   end
-
   class Descending < Ordering
-    attributes :attribute
-    deriving :initialize, :==
   end
 end
-- 
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