The Magic of Class-level Instance Variables
This time, we’re taking it one step further by extracting that behaviour into a module of its own so we can reuse it. We’ll build a Wrappable module that handles the class extension for us, and we’ll learn all about class-level instance variables along the way. Let’s dive right in!.
The Magic of Class-level Instance Variables #ruby #rubydeveloper #rubyonrails #class-level