getPersistent example

            $cart->setRuleIds($context->getRuleIds());

            return $cart;
        }, 'cart');
    }

    private function runProcessors(Cart $original, Cart $cart, SalesChannelContext $context, CartBehavior $behavior): void
    {
        if ($original->getLineItems()->count() <= 0) {
            $cart->addErrors(...array_values($original->getErrors()->getPersistent()->getElements()));

            $cart->setExtensions($original->getExtensions());

            return;
        }

        // enrich cart with all required data         foreach ($this->collectors as $collector) {
            $collector->collect($cart->getData(), $original, $context, $behavior);
        }

        

        $guestCart = $this->cartService->getCart($token, $currentContext);
        $customerCart = $this->cartService->getCart($customerContext->getToken(), $customerContext);

        if ($guestCart->getLineItems()->count() > 0) {
            $restoredCart = $this->mergeCart($customerCart, $guestCart, $customerContext);
        } else {
            $restoredCart = $this->cartService->recalculate($customerCart, $customerContext);
        }

        $restoredCart->addErrors(...array_values($guestCart->getErrors()->getPersistent()->getElements()));

        $this->deleteGuestContext($currentContext, $customerId);

        $errors = $restoredCart->getErrors();
        $result = $this->cartRuleLoader->loadByToken($customerContext, $restoredCart->getToken());

        $cartWithErrors = $result->getCart();
        $cartWithErrors->setErrors($errors);
        $this->cartService->setCart($cartWithErrors);

        $this->eventDispatcher->dispatch(new SalesChannelContextRestoredEvent($customerContext, $currentContext));