Function go

benchmark/child_process/spawn-echo.js:13–24

(n, left)

}

function go(n, left) {
  if (--left === 0)
    return bench.end(n);

  const child = spawn('echo', ['hello']);
  child.on('exit', (code) => {
    if (code)
      process.exit(code);
    else
      go(n, left);
  });
}