let runing;
let timmer;

const throttle = fun => {
  if (runing) {
    return;
  }
  runing = true;
  setTimeout(() => {
    fun();
    runing = false;
  }, 2000);
};

const debounce = fun => {
  if (timmer) {
    clearTimeout(timmer);
  }
  timmer = setTimeout(() => {
    fun();
  }, 2000);
};

export { throttle, debounce };