<?php namespace Nelmio\ApiDocBundle\Twig\Extension; use Michelf\MarkdownExtra; use Twig\Extension\AbstractExtension; use Twig\TwigFilter; class MarkdownExtension extends AbstractExtension { private MarkdownExtra $markdownParser; public function __construct() { $this->markdownParser = new MarkdownExtra(); } public function getFilters(): array { return [ new TwigFilter('extra_markdown', [$this, 'markdown'], ['is_safe' => ['html']]), ]; } public function getName(): string { return 'nelmio_api_doc'; } public function markdown($text): string { return $this->markdownParser->transform($text); } }