League\CommonMark\Extension\Autolink\EmailAutolinkParser

Complexity

Total Complexity

4

Size/Duplication

Total Lines	25
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	1

2 Methods

Rating	Name	Duplication	Size	Complexity
A	getMatchDefinition()	0	3	1
A	parse()	0	16	3

<?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\Autolink;

use League\CommonMark\Extension\CommonMark\Node\Inline\Link;
use League\CommonMark\Parser\Inline\InlineParserInterface;
use League\CommonMark\Parser\Inline\InlineParserMatch;
use League\CommonMark\Parser\InlineParserContext;

final class EmailAutolinkParser implements InlineParserInterface
{
    private const REGEX = '[A-Za-z0-9.\-_+]+@[A-Za-z0-9\-_]+\.[A-Za-z0-9\-_.]+';

    public function getMatchDefinition(): InlineParserMatch
    {
        return InlineParserMatch::regex(self::REGEX);
    }

    public function parse(string $match, InlineParserContext $inlineContext): bool
    {
        // The last character cannot be - or _
        if (\in_array(\substr($match, -1), ['-', '_'], true)) {
            return false;
        }

        // Does the URL end with punctuation that should be stripped?
        if (\substr($match, -1) === '.') {
            $match = \substr($match, 0, -1);
        }

        $inlineContext->getCursor()->advanceBy(\strlen($match));
        $inlineContext->getContainer()->appendChild(new Link('mailto:' . $match, $match));

        return true;
    }
}