Edit file File name : InkyExtension.php Content :<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Twig\Extra\Inky; use Pinky; use Twig\Extension\AbstractExtension; use Twig\TwigFilter; class InkyExtension extends AbstractExtension { public function getFilters() { return [ new TwigFilter('inky_to_html', 'Twig\\Extra\\Inky\\twig_inky', ['is_safe' => ['html']]), ]; } } function twig_inky(string $body): string { return false === ($html = Pinky\transformString($body)->saveHTML()) ? '' : $html; } Save