Subversion-Projekte lars-tiefland.laravel_shop

<?php

declare(strict_types=1);

/*

 * This file is part of the league/commonmark package.

 *

 * (c) Colin O'Dell <colinodell@gmail.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace League\CommonMark\Extension\FrontMatter\Data;

use League\CommonMark\Exception\MissingDependencyException;

use League\CommonMark\Extension\FrontMatter\Exception\InvalidFrontMatterException;

final class LibYamlFrontMatterParser implements FrontMatterDataParserInterface

{

    public static function capable(): ?LibYamlFrontMatterParser

    {

        if (! \extension_loaded('yaml')) {

            return null;

        }

        return new LibYamlFrontMatterParser();

    }

    /**

     * {@inheritDoc}

     */

    public function parse(string $frontMatter)

    {

        if (! \extension_loaded('yaml')) {

            throw new MissingDependencyException('Failed to parse yaml: "ext-yaml" extension is missing');

        }

        $result = @\yaml_parse($frontMatter);

        if ($result === false) {

            throw new InvalidFrontMatterException('Failed to parse front matter');

        }

        return $result;

    }

}