This is in continuation with the ArrayInquirer post. Lets see how to implement a Custom Inquirer for a Rails model similar to ActiveSupport StringInquirer and ArrayInquirer.

In my previous post, I have explained how to extend ActiveRecord::Base. In this post, I will explain how to extend core ruby or rails classes in rails.

In this post, lets see how to extend ActiveRecord::Base class to add custom methods.

It is often required to extend existing object or class to add new methods or override existing methods. Almost All the Object Oriented Programming Languages provide this feature using inheritance.