Playing with ruby case

custom_case.rb

class Success
	def self.===(item)
		item.status >= 200 && item.status < 300
	end
end

class Empty
	def self.===(item)
		item.response_size == 0
	end
end

case http_response
when Enmpty
	puts 'hurray'
when Success
	puts 'boo!'
end

lambda_case.rb

case 40
when -> (n) { n.to_s == '40' }
	puts 'evaluates lambda'
end