class Async::Task

def stop
	if self.stopping?
		# If we are already stopping this task... don't try to stop it again.
		return true
	elsif self.running?
		@status = :stopping
		
		if self.current?
			raise Stop, "Stopping current fiber!"
		elsif @fiber.alive?
			@fiber.resume(Stop.new)
		end
	end
ensure
	@children&.each(&:stop)
end