Exportable example with project and items

exportable_example_with_project_and_items.rb

require_relative 'exportable'

class Project
  include Exportable
  attr_accessor :name
  attr_accessor :description
  attr_accessor :items

  def initialize(args)
    @name, @description, @items = args.values
  end

  def export_value
    [export_send(:name), export_send(:description), export_enumerable(:items)].join
  end

end

class Item
  include Exportable
  attr_accessor :name
  attr_accessor :description

  def initialize(args)
    @name, @description = args.values
  end

  def export_value
    [export_send(:name), export_send(:description)].join
  end

end

item_1 = Item.new(name: "A", description: "B")
item_2 = Item.new(name: "C", description: "D")
project = Project.new(name: "E", description: "F", items: [item_1, item_2])

project.export