Function construct

packages/node-core/src/cron/cron.ts:80–119

(target, args: ConstructorParameters<CronJobConstructor>)

  return new Proxy(lib, {
    construct(target, args: ConstructorParameters<CronJobConstructor>) {
      const [cronTime, onTick, onComplete, start, timeZone, ...rest] = args;

      if (typeof cronTime !== 'string') {
        throw new Error(ERROR_TEXT);
      }

      if (jobScheduled) {
        throw new Error(`A job named '${monitorSlug}' has already been scheduled`);
      }

      jobScheduled = true;

      const cronString = replaceCronNames(cronTime);

      async function monitoredTick(context: unknown, onComplete?: unknown): Promise<void> {
        return withMonitor(
          monitorSlug,
          async () => {
            try {
              await onTick(context, onComplete);
            } catch (e) {
              captureException(e, {
                mechanism: {
                  handled: false,
                  type: 'auto.function.cron.instrumentCron',
                },
              });
              throw e;
            }
          },
          {
            schedule: { type: 'crontab', value: cronString },
            timezone: timeZone || undefined,
          },
        );
      }

      return new target(cronTime, monitoredTick, onComplete, start, timeZone, ...rest);
    },
    get(target, prop: keyof CronJobConstructor) {
      if (prop === 'from') {
        return (param: CronJobParams) => {