From e8253d3a642d396d9646d082f97eb233a2b2396e Mon Sep 17 00:00:00 2001
From: Kuldeep Aggarwal <kd.engineer@yahoo.co.in>
Date: Sat, 28 Dec 2013 17:05:51 +0530
Subject: setting `changed_attributes` instance variable if it is already
initialized.
---
activerecord/lib/active_record/persistence.rb | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
(limited to 'activerecord')
diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb
index 309bb980e3..b94ef18fd5 100644
--- a/activerecord/lib/active_record/persistence.rb
+++ b/activerecord/lib/active_record/persistence.rb
@@ -181,7 +181,7 @@ module ActiveRecord
became = klass.new
became.instance_variable_set("@attributes", @attributes)
became.instance_variable_set("@attributes_cache", @attributes_cache)
- became.instance_variable_set("@changed_attributes", @changed_attributes)
+ became.instance_variable_set("@changed_attributes", @changed_attributes) if defined?(@changed_attributes)
became.instance_variable_set("@new_record", new_record?)
became.instance_variable_set("@destroyed", destroyed?)
became.instance_variable_set("@errors", errors)
--
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