RubyBits II 6-3 - game_dsl.rb

game_dsl.rb

LIBRARY = Library.new

def add_game(name, system = nil, year = nil, &block)
  game = Game.new(name)
  game.system(system) if system
  game.year(year) if year
  game.instance_eval(&block) if block_given?
  LIBRARY.add_game(game)
end

def with_game(*names, &block)
  names.each do |name|
    game = LIBRARY.find_by_name(name)
    game.instance_eval(&block)
  end
end