Código del nivel 4, modo Beginner de RubyWarrior

nivel_4_beginner_rubywarrior.rb

class Player
  def play_turn(warrior)
    @health = 0 if not @health 
    if warrior.feel.empty? 
      (warrior.health < 20 and not taking_damage? warrior) ? warrior.rest! : warrior.walk!
    else
      warrior.attack!
    end
    
    @health = warrior.health
  end
  
  def taking_damage?(warrior)
    @health > warrior.health
  end
end