ctdo.de/vendor/league/commonmark/src/Extension/CommonMark/Parser/Block/BlockQuoteStartParser.php

40 lines
1.1 KiB
PHP

<?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\CommonMark\Parser\Block;
use League\CommonMark\Parser\Block\BlockStart;
use League\CommonMark\Parser\Block\BlockStartParserInterface;
use League\CommonMark\Parser\Cursor;
use League\CommonMark\Parser\MarkdownParserStateInterface;
final class BlockQuoteStartParser implements BlockStartParserInterface
{
public function tryStart(Cursor $cursor, MarkdownParserStateInterface $parserState): ?BlockStart
{
if ($cursor->isIndented()) {
return BlockStart::none();
}
if ($cursor->getNextNonSpaceCharacter() !== '>') {
return BlockStart::none();
}
$cursor->advanceToNextNonSpaceOrTab();
$cursor->advanceBy(1);
$cursor->advanceBySpaceOrTab();
return BlockStart::of(new BlockQuoteParser())->at($cursor);
}
}