Microtask batching from https://dev.to/thepassle/litelement-a-deepdive-into-batched-updates-3hh

microtask.batching.ts

class Batching {
  updateRequested = false;

  async scheduleUpdate(id: number) {
    if (!this.updateRequested) {
      this.updateRequested = true;
      this.updateRequested = await false;
      this.update(id);
    }
  }

  update(id: number) {
    console.log("updating!", id);
  }
}

const batching = new Batching();

/* We call scheduleUpdate in quick succession */
/** will only log once though */
batching.scheduleUpdate(1);
batching.scheduleUpdate(2);
batching.scheduleUpdate(3);