inheritance class

pet.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
 
puppy = Dog.new("black", "Labrador")
puppy.speak
puts puppy.breed


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


puts "what color is your cat?"
puts kitty.color
puts "give your cat a new name"
kitty.name = "tiger"
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