From 2f0a8ae8d4aed502a0b6c4780d4545c147bdcb47 Mon Sep 17 00:00:00 2001
From: Aaron Patterson <aaron.patterson@gmail.com>
Date: Wed, 21 Jul 2010 10:34:11 -0700
Subject: fixing incompatibilities with AR

---
 lib/arel/engines/sql/engine.rb     | 3 +--
 lib/arel/engines/sql/predicates.rb | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

(limited to 'lib/arel/engines/sql')

diff --git a/lib/arel/engines/sql/engine.rb b/lib/arel/engines/sql/engine.rb
index 07940c6ef1..a314a972c0 100644
--- a/lib/arel/engines/sql/engine.rb
+++ b/lib/arel/engines/sql/engine.rb
@@ -4,11 +4,10 @@ module Arel
 
       def initialize(ar = nil)
         @ar = ar
-        @connection = nil
       end
 
       def connection
-        @connection ||= @ar && @ar.connection
+        @ar ? @ar.connection : nil
       end
 
       def adapter_name
diff --git a/lib/arel/engines/sql/predicates.rb b/lib/arel/engines/sql/predicates.rb
index 21d8f840c9..74a36d77c9 100644
--- a/lib/arel/engines/sql/predicates.rb
+++ b/lib/arel/engines/sql/predicates.rb
@@ -1,6 +1,6 @@
 module Arel
   module Predicates
-    class Binary < Predicate
+    class Binary < Unary
       def to_sql(formatter = nil)
         "#{operand1.to_sql} #{predicate_sql} #{operand1.format(operand2)}"
       end
-- 
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