From e12d157e431e7145eeab91c8a94acb0d5b017697 Mon Sep 17 00:00:00 2001
From: Edward Tsech <edstech@gmail.com>
Date: Wed, 31 Aug 2011 10:15:32 +0200
Subject: [PATCH] Replace cattr_accessor with class_attribute.

This isolates subclasses' options properly.
---
 lib/paper_trail/has_paper_trail.rb | 12 ++++++------
 test/dummy/app/models/elephant.rb  |  3 +++
 2 files changed, 9 insertions(+), 6 deletions(-)
 create mode 100644 test/dummy/app/models/elephant.rb

diff --git a/lib/paper_trail/has_paper_trail.rb b/lib/paper_trail/has_paper_trail.rb
index 8b6a92f1..6f67d3ce 100644
--- a/lib/paper_trail/has_paper_trail.rb
+++ b/lib/paper_trail/has_paper_trail.rb
@@ -29,22 +29,22 @@ module PaperTrail
         # The version this instance was reified from.
         attr_accessor :version
 
-        cattr_accessor :version_class_name
+        class_attribute :version_class_name
         self.version_class_name = options[:class_name] || 'Version'
 
-        cattr_accessor :ignore
+        class_attribute :ignore
         self.ignore = ([options[:ignore]].flatten.compact || []).map &:to_s
 
-        cattr_accessor :only
+        class_attribute :only
         self.only = ([options[:only]].flatten.compact || []).map &:to_s
 
-        cattr_accessor :meta
+        class_attribute :meta
         self.meta = options[:meta] || {}
 
-        cattr_accessor :paper_trail_enabled_for_model
+        class_attribute :paper_trail_enabled_for_model
         self.paper_trail_enabled_for_model = true
 
-        cattr_accessor :versions_association_name
+        class_attribute :versions_association_name
         self.versions_association_name = options[:versions] || :versions
 
         has_many self.versions_association_name,
diff --git a/test/dummy/app/models/elephant.rb b/test/dummy/app/models/elephant.rb
new file mode 100644
index 00000000..e5d3d70b
--- /dev/null
+++ b/test/dummy/app/models/elephant.rb
@@ -0,0 +1,3 @@
+class Elephant < Animal
+  paper_trail_off
+end