League\CommonMark\Extension\Footnote\Parser\FootnoteRefParser

Complexity

Total Complexity

5

Size/Duplication

Total Lines	34
Duplicated Lines	0 %

Test Coverage

Coverage

93.33%

Importance

Changes	1
Bugs	0	Features	0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	getMatchDefinition()	0	3	1
A	createReference()	0	6	1
A	parse()	0	10	2
A	setConfiguration()	0	3	1

<?php

/*
 * This file is part of the league/commonmark package.
 *
 * (c) Colin O'Dell <colinodell@gmail.com>
 * (c) Rezo Zero / Ambroise Maupate
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

declare(strict_types=1);

namespace League\CommonMark\Extension\Footnote\Parser;

use League\CommonMark\Configuration\ConfigurationAwareInterface;
use League\CommonMark\Configuration\ConfigurationInterface;
use League\CommonMark\Extension\Footnote\Node\FootnoteRef;
use League\CommonMark\Parser\Inline\InlineParserInterface;
use League\CommonMark\Parser\Inline\InlineParserMatch;
use League\CommonMark\Parser\InlineParserContext;
use League\CommonMark\Reference\Reference;

final class FootnoteRefParser implements InlineParserInterface, ConfigurationAwareInterface
{
    /** @var ConfigurationInterface */
    private $config;

    public function getMatchDefinition(): InlineParserMatch
    {
        return InlineParserMatch::regex('\[\^([^\s\]]+)\]');
    }

    public function parse(string $match, InlineParserContext $inlineContext): bool
    {
        if (\preg_match('#\[\^([^\s\]]+)\]#', $match, $matches) <= 0) {
            return false;
        }

        $inlineContext->getCursor()->advanceBy(\mb_strlen($match));
        $inlineContext->getContainer()->appendChild(new FootnoteRef($this->createReference($matches[1])));

        return true;
    }

    private function createReference(string $label): Reference
    {
        return new Reference(
            $label,
            '#' . $this->config->get('footnote/footnote_id_prefix', 'fn:') . $label,
            $label
        );
    }

    public function setConfiguration(ConfigurationInterface $config): void
    {
        $this->config = $config;
    }
}