Function handleUnhandledRejection

packages/zone.js/lib/common/promise.ts:75–83

(this: unknown, e: any)

    );

    function handleUnhandledRejection(this: unknown, e: any) {
      api.onUnhandledError(e);
      try {
        const handler = (Zone as any)[UNHANDLED_PROMISE_REJECTION_HANDLER_SYMBOL];
        if (typeof handler === 'function') {
          handler.call(this, e);
        }
      } catch (err) {}
    }

    function isThenable(value: any): boolean {
      return value && typeof value.then === 'function';