From bc153cff9156e7e19b3587f0bb8062d238644b1d Mon Sep 17 00:00:00 2001
From: Sean Griffin <sean@thoughtbot.com>
Date: Fri, 15 Aug 2014 13:37:53 -0600
Subject: Implement `==` on `Type::Value` and `Attribute`

This was a small self contained piece of the refactoring that I am
working on, which required these objects to be comparable.
---
 activerecord/lib/active_record/attribute.rb  | 7 +++++++
 activerecord/lib/active_record/type/value.rb | 7 +++++++
 2 files changed, 14 insertions(+)

(limited to 'activerecord/lib')

diff --git a/activerecord/lib/active_record/attribute.rb b/activerecord/lib/active_record/attribute.rb
index 6d38224830..15cbbcff68 100644
--- a/activerecord/lib/active_record/attribute.rb
+++ b/activerecord/lib/active_record/attribute.rb
@@ -62,6 +62,13 @@ module ActiveRecord
       true
     end
 
+    def ==(other)
+      self.class == other.class &&
+        name == other.name &&
+        value_before_type_cast == other.value_before_type_cast &&
+        type == other.type
+    end
+
     protected
 
     def initialize_dup(other)
diff --git a/activerecord/lib/active_record/type/value.rb b/activerecord/lib/active_record/type/value.rb
index 475e130013..9456a4a56c 100644
--- a/activerecord/lib/active_record/type/value.rb
+++ b/activerecord/lib/active_record/type/value.rb
@@ -76,6 +76,13 @@ module ActiveRecord
         false
       end
 
+      def ==(other)
+        self.class == other.class &&
+          precision == other.precision &&
+          scale == other.scale &&
+          limit == other.limit
+      end
+
       private
 
       def type_cast(value)
-- 
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