Method restoreFor

testing/time.ts:432–456

* Restores real time temporarily until callback returns and resolves. * * @throws {TimeError} If time is not faked * * @example Usage * ```ts * import { FakeTime } from "@std/testing/time"; * import { assertEquals, assertNotEquals } from "@std/assert" * * const setTimeout

(
    // deno-lint-ignore no-explicit-any
    callback: (...args: any[]) => Promise<T> | T,
    // deno-lint-ignore no-explicit-any
    ...args: any[]
  )

   * @returns The returned value from the callback
   */
  static restoreFor<T>(
    // deno-lint-ignore no-explicit-any
    callback: (...args: any[]) => Promise<T> | T,
    // deno-lint-ignore no-explicit-any
    ...args: any[]
  ): Promise<T> {
    if (!time) {
      return Promise.reject(
        new TimeError("Cannot restore time: time is not faked"),
      );
    }
    restoreGlobals();
    try {
      const result = callback.apply(null, args);
      if (result instanceof Promise) {
        return result.finally(() => overrideGlobals());
      } else {
        overrideGlobals();
        return Promise.resolve(result);
      }
    } catch (e) {
      overrideGlobals();
      return Promise.reject(e);
    }
  }

  /**
   * The number of milliseconds elapsed since the epoch (January 1, 1970 00:00:00 UTC) for the fake time.