From 00a5fd3d18ac908af688c5944922cf69c56e850b Mon Sep 17 00:00:00 2001
From: Michael Schuerig <michael@schuerig.de>
Date: Sun, 5 Apr 2009 01:42:21 +0200
Subject: Translate foreign key violations to ActiveRecord::InvalidForeignKey
 exceptions.

Signed-off-by: Michael Koziarski <michael@koziarski.com>
---
 activerecord/lib/active_record/base.rb | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'activerecord/lib/active_record/base.rb')

diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb
index defe1b56b6..027ab8af9e 100755
--- a/activerecord/lib/active_record/base.rb
+++ b/activerecord/lib/active_record/base.rb
@@ -71,6 +71,10 @@ module ActiveRecord #:nodoc:
   class RecordNotUnique < StatementInvalid
   end
 
+  # Raised when a record cannot be inserted or updated because it references a non-existent record.
+  class InvalidForeignKey < StatementInvalid
+  end
+
   # Raised when number of bind variables in statement given to <tt>:condition</tt> key (for example, when using +find+ method)
   # does not match number of expected variables.
   #
-- 
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