Builds up object instances with blocks in a module (inspired by rack-attack)

block_object_builder

module Prank

  @@jokes = []

  class Joke

    def initialize(name, options, block)
      @name = name
      @options = options
      @block = block
      self
    end

    def tell
      puts "Telling: #{@name.to_s}"
      puts "Options: #{@options.to_s}"
      @block.call if @block.respond_to?(:call)
    end

  end

  def self.joke(name, options = {}, &block)
    self.jokes[name] = Joke.new(name, options, block)
  end

  def self.jokes
    @jokes ||= {}
  end

  def self.tell_jokes
    @jokes.each do |name, joke|
      puts "telling #{name}"
      joke.tell
    end
  end

  joke("Knock-knock", :this => "haha") do
    puts "Knock-knock"
  end

  joke("Limeric", :type => "limirick") do
    puts "There once was a man"
  end

end

Prank.tell_jokes