function runScript(times, interval, block) {
  function sleep (time) {
    return new Promise((resolve) => setTimeout(resolve, time));
  }

  i = 1;
  thenBlock = (() => {
    block();
    if(++i > times) return;
    sleep(interval).then(thenBlock);
  });
  thenBlock()
};

runScript(5, 100, function(){ console.log('test log') })