| 148 |
lars |
1 |
<?php
|
|
|
2 |
|
|
|
3 |
declare(strict_types=1);
|
|
|
4 |
|
|
|
5 |
/*
|
|
|
6 |
* This file is part of the league/commonmark package.
|
|
|
7 |
*
|
|
|
8 |
* (c) Colin O'Dell <colinodell@gmail.com>
|
|
|
9 |
*
|
|
|
10 |
* Original code based on the CommonMark JS reference parser (https://bitly.com/commonmark-js)
|
|
|
11 |
* - (c) John MacFarlane
|
|
|
12 |
*
|
|
|
13 |
* For the full copyright and license information, please view the LICENSE
|
|
|
14 |
* file that was distributed with this source code.
|
|
|
15 |
*/
|
|
|
16 |
|
|
|
17 |
namespace League\CommonMark\Parser\Inline;
|
|
|
18 |
|
|
|
19 |
use League\CommonMark\Node\Inline\Newline;
|
|
|
20 |
use League\CommonMark\Node\Inline\Text;
|
|
|
21 |
use League\CommonMark\Parser\InlineParserContext;
|
|
|
22 |
|
|
|
23 |
final class NewlineParser implements InlineParserInterface
|
|
|
24 |
{
|
|
|
25 |
public function getMatchDefinition(): InlineParserMatch
|
|
|
26 |
{
|
|
|
27 |
return InlineParserMatch::regex('\\n');
|
|
|
28 |
}
|
|
|
29 |
|
|
|
30 |
public function parse(InlineParserContext $inlineContext): bool
|
|
|
31 |
{
|
|
|
32 |
$inlineContext->getCursor()->advanceBy(1);
|
|
|
33 |
|
|
|
34 |
// Check previous inline for trailing spaces
|
|
|
35 |
$spaces = 0;
|
|
|
36 |
$lastInline = $inlineContext->getContainer()->lastChild();
|
|
|
37 |
if ($lastInline instanceof Text) {
|
|
|
38 |
$trimmed = \rtrim($lastInline->getLiteral(), ' ');
|
|
|
39 |
$spaces = \strlen($lastInline->getLiteral()) - \strlen($trimmed);
|
|
|
40 |
if ($spaces) {
|
|
|
41 |
$lastInline->setLiteral($trimmed);
|
|
|
42 |
}
|
|
|
43 |
}
|
|
|
44 |
|
|
|
45 |
if ($spaces >= 2) {
|
|
|
46 |
$inlineContext->getContainer()->appendChild(new Newline(Newline::HARDBREAK));
|
|
|
47 |
} else {
|
|
|
48 |
$inlineContext->getContainer()->appendChild(new Newline(Newline::SOFTBREAK));
|
|
|
49 |
}
|
|
|
50 |
|
|
|
51 |
return true;
|
|
|
52 |
}
|
|
|
53 |
}
|