Design Patterns in Ruby - Template Method

sample_04.rb

class CaffeineBeverage
  def prepare_recipe
    boil_water
    brew_condiments # new method
    add_aditional_condiments # new method
    pour_in_cup
  end
  
  private
  
  def brew_condiments; end # Abstract method
  def add_aditional_condiments; end # Abstract method
  
  def boil_water    
    puts 'boil water'
  end
  
  def pour_in_cup
    puts 'pour in cup'
  end
end