AttributesBlockStartParser.php
1.3 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
<?php
/*
* This file is part of the league/commonmark package.
*
* (c) Colin O'Dell <colinodell@gmail.com>
* (c) 2015 Martin Hasoň <martin.hason@gmail.com>
*
* 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\Attributes\Parser;
use League\CommonMark\Extension\Attributes\Util\AttributesHelper;
use League\CommonMark\Parser\Block\BlockStart;
use League\CommonMark\Parser\Block\BlockStartParserInterface;
use League\CommonMark\Parser\Cursor;
use League\CommonMark\Parser\MarkdownParserStateInterface;
final class AttributesBlockStartParser implements BlockStartParserInterface
{
public function tryStart(Cursor $cursor, MarkdownParserStateInterface $parserState): ?BlockStart
{
$originalPosition = $cursor->getPosition();
$attributes = AttributesHelper::parseAttributes($cursor);
if ($attributes === [] && $originalPosition === $cursor->getPosition()) {
return BlockStart::none();
}
if ($cursor->getNextNonSpaceCharacter() !== null) {
return BlockStart::none();
}
return BlockStart::of(new AttributesBlockContinueParser($attributes, $parserState->getActiveBlockParser()->getBlock()))->at($cursor);
}
}