active model dirty yourself

Author: pathbox

active_model_dirty.rb

@@ -0,0 +1,29 @@
+class Person
+
+  include ActiveModel::Dirty
+
+  define_attribute_methods :name
+
+  def name
+    @name
+  end
+
+  def name=(val)
+    name_will_change! unless val == @name
+    @name = val
+  end
+
+  def save
+    # do persistence work
+    changes_applied
+  end
+
+  def reload!
+    # get the values from the persistence layer
+    clear_changes_information
+  end
+
+  def rollback!
+    restore_attributes
+  end
+end