protected function getLoaderData($field)
    {
        $loaderName = $this->loadersMap->getLoaderForField($field);
        if (!isset($this->loadersResults[ $loaderName ])) {
            $this->loadersResults[ $loaderName ] = $this->{sprintf('%sLoader', $loaderName)}();
        }

        return $this->loadersResults[ $loaderName ];
    }