Contents

class Recipe
attr_accessor :name, :ingredients, :instructions
  
    def initialize(name, &block)
        self.name = name
        self.ingredients = []
        self.instructions = []
  
        instance_eval &block
    end
  
    def to_s
        output << "EORECIPE #{name}  #{'=' * name.size} Ingredients: #{ingredients.join(', ')}
     
        #{ out = ""
          instructions.each_with_index do |instruction, index|
            out << "#{index + 1}) #{instruction}\n"
          end
          out
        }
        EORECIPE"
    end
      
    def ingredient(name, options = {})
      ingredient = name
      ingredient << " (#{options[:amount]})" if options[:amount]
  
      ingredients << ingredient
    end
      
    def step(text, options = {})
      instruction = text
      instruction << " (#{options[:for]})" if options[:for]
  
      instructions << instruction
    end
  
    def amount 
     :amount 
    end
  
    def during 
     :for
    end
  end
  
  puts Recipe.new("Noodles and Cheese") {
    ingredient "Water",   amount => "2 cups"
    ingredient "Noodles", amount => "1 cup"
    ingredient "Cheese",  amount => "1/2 cup"
  
    step "Heat water to boiling.",        during => "5 minutes"
    step "Add noodles to boiling water.", during => "6 minutes"
    step "Drain water."
    step "Mix cheese in with noodles."
  }

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
menualu0100782851-0.1.1	lib/prct11/prueba.rb