Use the ZF2 URL ViewHelper in my ViewHelper

Module-PHP-getViewHelperConfig_ViewHelper-with-URL-ViewHelper.php

<?php
class Module implements Zend\ModuleManager\Feature\ViewHelperProviderInterface
{

    public function getViewHelperConfig()
    {
        return array(
            'factories' => [
                'simpleAnchor' => function(\Zend\View\HelperPluginManager $hpm) {
                    $sm = $hpm->getServiceLocator();
                    $helper = new View\Helper\W3\SimpleAnchor();
                    $vhm = $sm->get('viewhelpermanager');
                    $helper->setUrlHelper($vhm->get('url'));
                    return $helper;
                }
            ]
        );
    }

}

class SimpleAnchor
{

    /**
     *
     * @var \Zend\View\Helper\Url
     */
    private $urlHelper;

    public function __invoke(string $route, string $content, string $routematch = '', string $cssClass = ''): string
    {
        $currentNavClass = $route == $routematch ? 'currentnav' : '';
        $currentNavClass .= !empty($cssClass) ? ' ' . $cssClass : '';
        $w3ListItem = "<a class=\"$currentNavClass\"" . ' href="' . call_user_func($this->urlHelper, $route) . '">' . $content . '</a>';
        return $w3ListItem;
    }

    /**
     * 
     * @param \Zend\View\Helper\Url $urlHelper
     */
    public function setUrlHelper(\Zend\View\Helper\Url $urlHelper)
    {
        $this->urlHelper = $urlHelper;
    }

}