From dcdfc84f55ea1a7880a30f63b6517745310d24eb Mon Sep 17 00:00:00 2001
From: Aaron Patterson <aaron.patterson@gmail.com>
Date: Mon, 15 Nov 2010 14:35:28 -0800
Subject: use quoted id of single AR::Base objects in predicates

---
 activerecord/lib/active_record/relation/predicate_builder.rb | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'activerecord/lib/active_record')

diff --git a/activerecord/lib/active_record/relation/predicate_builder.rb b/activerecord/lib/active_record/relation/predicate_builder.rb
index c5428dccd6..2eda404490 100644
--- a/activerecord/lib/active_record/relation/predicate_builder.rb
+++ b/activerecord/lib/active_record/relation/predicate_builder.rb
@@ -25,6 +25,8 @@ module ActiveRecord
             attribute.in(values)
           when Range, Arel::Relation
             attribute.in(value)
+          when ActiveRecord::Base
+            attribute.eq(value.quoted_id)
           else
             attribute.eq(value)
           end
-- 
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