ways to handle local IO

relativelypainful.nim

import asyncnet, asyncdispatch, threadpool

proc echoStdin =
  var line = spawn stdin.readLine()
  while true:
    if line.isReady():
      echo "You said: " & ^line
      line = spawn stdin.readLine()
    asyncdispatch.drain(60)

proc accept {.async.} =
  var serv = newAsyncSocket()
  serv.setSockOpt(OptReuseAddr, true)
  serv.bindAddr(Port(1079))
  serv.listen()

  while true:
    let client = await serv.accept()
    discard

asyncCheck accept()

echoStdin()

relativelypleasant.nim

import asyncnet, asyncdispatch, threadpool

proc echoStdin =
  var line = spawn stdin.readLine()
  addTimer(120, false, proc (fd: AsyncFD): bool {.closure, gcsafe.} =
    if line.isReady():
      echo "You said: " & ^line
      line = spawn stdin.readLine()
  )

proc accept {.async.} =
  var serv = newAsyncSocket()
  serv.setSockOpt(OptReuseAddr, true)
  serv.bindAddr(Port(1079))
  serv.listen()

  while true:
    let client = await serv.accept()
    echo "Got a client"
    discard

echoStdin()
asyncCheck accept()
runForever()