shvets / design_patterns_in_ruby

# prototype.rb
 
# Specify the kind of objects to create using prototypical instance,
# and create new objects by copying this prototype.
 
class Prototype 
  def make_prototype
  end
end
 
class Product < Prototype 
  attr_accessor :name
 
  def initialize
   @name = "name"
  end
 
  def make_prototype
    cloned_product = Product.new
    
    cloned_product.name = @name
 
    cloned_product
  end
 
  def to_s
    super + ", name: #{@name}"
  end
end
 
# test
 
original_product = Product.new
 
cloned_product = original_product.make_prototype
 
puts "original product: " + original_product.to_s
puts "cloned product : " + cloned_product.to_s