Usage

Call warhol_methods in an ActiveRecord class

class Artwork < ActiveRecord::Base
	warhol_methods
end

This will automatically save the last changes to the model in the cache or redis and be easily retrievable for viewing what's been changed.

Development

TODO

Don't include updated_at as a change
Ability to exclude or filter columns
Show how the attribute changed. (From what to what)
Easily check off changes and remove from memory
Represent a group of attributes as one i.e paperclip/image attributes as 'avatar'
Handle has many associations gracefully
Switch to Rails.cache instead of Redis, or storage choice