Including a Module in a Struct

005_Struct.rb

module Greeter
  def greet
    puts "Hello #{name}! You're a #{party}."
  end
end

members = %w[name party]
customer = Struct.new('Customer', *members) do
  include Greeter
end
 
customers = []
customers << customer.new("Joe Biden", "barrel of laughs")
customers << customer.new("Barak Obama", "Democrat")
customers.each(&:greet)