@tldraw/utils/dist-esm/lib/ExecutionQueue.mjs

tldraw infinite canvas SDK (private utilities).

import { sleep } from "./control.mjs";
class ExecutionQueue {
  constructor(timeout) {
    this.timeout = timeout;
  }
  queue = [];
  running = false;
  isEmpty() {
    return this.queue.length === 0 && !this.running;
  }
  async run() {
    if (this.running) return;
    try {
      this.running = true;
      while (this.queue.length) {
        const task = this.queue.shift();
        await task();
        if (this.timeout) {
          await sleep(this.timeout);
        }
      }
    } finally {
      this.running = false;
    }
  }
  async push(task) {
    return new Promise((resolve, reject) => {
      this.queue.push(() => Promise.resolve(task()).then(resolve).catch(reject));
      this.run();
    });
  }
  close() {
    this.queue = [];
  }
}
export {
  ExecutionQueue
};
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