asynctest.nim

import asyncnet, asyncdispatch

var clients {.threadvar.}: seq[AsyncSocket]

proc processClient(client: AsyncSocket) {.async.} =
  while true:
    let line = await client.recvLine()
    for c in clients:
      await c.send(line & "\c\L")

proc serve() {.async.} =
  clients = @[]
  var server = newAsyncSocket()
  server.bindAddr(Port(12345))
  server.listen()

while true:
  let client = await server.accept()
  clients.add client

  asyncCheck processClient(client)

asyncCheck serve()
runForever()