getRefsAsList example

/** * @param string[] $entityFields */
    private function validateListingConfiguration(
        array $entityFields,
        Listing $listing,
        string $customEntityName
    ): void {
        $this->checkReferences(
            $entityFields,
            $this->getRefsAsList($listing->getColumns()->getContent()),
            $customEntityName,
            '<listing>'
        );
    }

    /** * @param string[] $entityFields */
    private function validateDetailConfiguration(
        array $entityFields,
        Detail $detail,