Print out server hierarchy

#!/usr/bin/env ruby

require 'async/io'
require 'async/http/server'
require 'async/dns'

def print_server
	Async::Reactor.run do |task|
		task.async do
			http_endpoints = Async::IO::Endpoint.tcp('localhost', 8081, reuse_port: true)
			http_server = Async::HTTP::Server.new([http_endpoints])
			http_server.run
		end
		
		task.async do
			dns_endpoints = Async::IO::Endpoint.udp('localhost', 5354, reuse_port: true)
			dns_server = Async::DNS::Server.new([dns_endpoints])
			dns_server.run
		end
		
		task.print_hierarchy
		# <Async::Task:0x3fef7b0c768c status=running>
		# 	<Async::Task:0x3fef7b0c72e0 accepting connections #<Addrinfo: [::1]:8081 TCP> status=running>
		# 	<Async::Task:0x3fef7b0c3ac8 status=complete>
		# 		<Async::Task:0x3fef7b0c2f88 status=complete>
		# 			<Async::Task:0x3fef7b0c2cf4 binding to #<Addrinfo: [::1]:5354 UDP (localhost)> status=running>
	end
end

print_server