Function createTrackedServer

test/parser-issues.js:17–46

(onConnection)

)

function createTrackedServer (onConnection) {
  const sockets = new Set()
  const server = net.createServer(socket => {
    sockets.add(socket)
    socket.on('close', () => {
      sockets.delete(socket)
    })
    onConnection(socket)
  })

  return {
    server,
    close () {
      for (const socket of sockets) {
        socket.destroy()
      }

      return new Promise((resolve, reject) => {
        server.close(err => {
          if (err != null) {
            reject(err)
            return
          }

          resolve()
        })
      })
    }
  }
}

function listen (server) {
  return new Promise(resolve => server.listen(0, resolve))