aujkis · January 5, 2016 08:29 · Sep 5, 2013
diff --git a/active_record_marshalable.rb b/active_record_marshalable.rb
@@ -0,0 +1,11 @@
+module ActiveRecordMarshalable
+  def marshal_dump
+    [attributes, self.association_cache, instance_variable_get(:@new_record)]
+  end
+
+  def marshal_load data
+    send :initialize, data[0]
+    instance_variable_set :@association_cache, data[1]
+    instance_variable_set :@new_record, data[2]
+  end
+end
diff --git a/example_model.rb b/example_model.rb
@@ -0,0 +1,3 @@
+class ExampleModel < ActiveRecord::Base
+  include ActiveRecordMarshalable
+end