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Filename : timeoutManager.js
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// src/timeoutManager.ts
var defaultTimeoutProvider = {
  // We need the wrapper function syntax below instead of direct references to
  // global setTimeout etc.
  //
  // BAD: `setTimeout: setTimeout`
  // GOOD: `setTimeout: (cb, delay) => setTimeout(cb, delay)`
  //
  // If we use direct references here, then anything that wants to spy on or
  // replace the global setTimeout (like tests) won't work since we'll already
  // have a hard reference to the original implementation at the time when this
  // file was imported.
  setTimeout: (callback, delay) => setTimeout(callback, delay),
  clearTimeout: (timeoutId) => clearTimeout(timeoutId),
  setInterval: (callback, delay) => setInterval(callback, delay),
  clearInterval: (intervalId) => clearInterval(intervalId)
};
var TimeoutManager = class {
  // We cannot have TimeoutManager<T> as we must instantiate it with a concrete
  // type at app boot; and if we leave that type, then any new timer provider
  // would need to support ReturnType<typeof setTimeout>, which is infeasible.
  //
  // We settle for type safety for the TimeoutProvider type, and accept that
  // this class is unsafe internally to allow for extension.
  #provider = defaultTimeoutProvider;
  #providerCalled = false;
  setTimeoutProvider(provider) {
    if (process.env.NODE_ENV !== "production") {
      if (this.#providerCalled && provider !== this.#provider) {
        console.error(
          `[timeoutManager]: Switching provider after calls to previous provider might result in unexpected behavior.`,
          { previous: this.#provider, provider }
        );
      }
    }
    this.#provider = provider;
    if (process.env.NODE_ENV !== "production") {
      this.#providerCalled = false;
    }
  }
  setTimeout(callback, delay) {
    if (process.env.NODE_ENV !== "production") {
      this.#providerCalled = true;
    }
    return this.#provider.setTimeout(callback, delay);
  }
  clearTimeout(timeoutId) {
    this.#provider.clearTimeout(timeoutId);
  }
  setInterval(callback, delay) {
    if (process.env.NODE_ENV !== "production") {
      this.#providerCalled = true;
    }
    return this.#provider.setInterval(callback, delay);
  }
  clearInterval(intervalId) {
    this.#provider.clearInterval(intervalId);
  }
};
var timeoutManager = new TimeoutManager();
function systemSetTimeoutZero(callback) {
  setTimeout(callback, 0);
}
export {
  TimeoutManager,
  defaultTimeoutProvider,
  systemSetTimeoutZero,
  timeoutManager
};
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