my_cf_project_final_copy_ex_25

cat.rb

class Pet
	attr_reader :color, :breed
  	attr_accessor :name
  	
  	def initialize(color, breed)
	    @color = color
	    @breed = breed
	    @hungry = true
  	end

  	def feed(food)
	    puts "Mmmm, " + food + "!"
	    @hungry = false
	end

	def hungry?
	    if @hungry
	      puts "I\'m hungry!"
	    else
	      puts "I\'m full!"
	    end
	    @hungry
	end
end

class Cat < Pet	
	def speak
	    puts "Meow!"
	end
end

class Dog < Pet
  def speak
    puts "Woof!"
  end
end

kitty = Cat.new("grey", "Persian")

puts "Let\'s inspect our new cat:"
puts kitty.inspect
puts "What class does our new cat belong to?"
puts kitty.class
puts "Is our new cat an object?"
puts kitty.is_a?(Object)
puts "What color is our cat?"
puts kitty.color
puts "Let\'s give our new cat a name"
kitty.name = "Betsy"
puts kitty.name
puts "Is our cat hungry now?"
kitty.hungry?
puts "Let\'s feed our cat"
kitty.feed("tuna")
puts "Is our cat hungry now?"
kitty.hungry?
puts "Our cat can make noise"
kitty.speak


puppy = Dog.new("black", "Staffordshire Terrier")

puts "What class does our new dog belong to?"
puts puppy.class
puts "Is our new dog an object?"
puts puppy.is_a?(Object)
puts "What color is our dog?"
puts puppy.color
puts "What breed is our dog?"
puts puppy.breed
puts "Let\'s give our new dog a name"
puppy.name = "Betsy"
puts puppy.name
puts "Is our dog hungry now?"
puppy.hungry?
puts "Let\'s feed our dog"
puppy.feed("tuna")
puts "Is our dog hungry now?"
puppy.hungry?
puts "Our dog can make noise"
puppy.speak