class ActiveAdmin::CollectionDecorator

github.com/drapergem/draper/blob/aaa06bd2f1e219838b241a5534e7ca513edd1fe2/lib/draper/collection_decorator.rb<br>It’s implementation is heavily based on the Draper::CollectionDecorator
from Draper and thus being able to use PORO decorators as well.
methods to behave like an Array. It’s used to decouple ActiveAdmin
This class decorates a collection of objects delegating

def decorated_collection 

def decorated_collection
  @decorated_collection ||= object.map { |item| decorator_class.new(item) }
end

def initialize(object, with:) 

def initialize(object, with:)
  @object = object
  @decorator_class = with
end