Passed
Push — main ( 480e82...cbcb58 )
by Colin
03:30 queued 01:23
created

LibYamlFrontMatterParser::capable()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 7
Code Lines 3

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 0
CRAP Score 6

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 2
eloc 3
c 1
b 0
f 0
nc 2
nop 0
dl 0
loc 7
ccs 0
cts 4
cp 0
crap 6
rs 10
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 <[email protected]>
9
 *
10
 * For the full copyright and license information, please view the LICENSE
11
 * file that was distributed with this source code.
12
 */
13
14
namespace League\CommonMark\Extension\FrontMatter\Data;
15
16
use League\CommonMark\Extension\FrontMatter\Exception\InvalidFrontMatterException;
17
18
final class LibYamlFrontMatterParser implements FrontMatterDataParserInterface
19
{
20
    public static function capable(): ?LibYamlFrontMatterParser
21
    {
22
        if (! \extension_loaded('yaml')) {
23
            return null;
24
        }
25
26
        return new LibYamlFrontMatterParser();
27
    }
28
29
    /**
30
     * {@inheritDoc}
31
     */
32 8
    public function parse(string $frontMatter)
33
    {
34 8
        if (! \extension_loaded('yaml')) {
35
            throw new \RuntimeException('Failed to parse yaml: "ext-yaml" extension is missing');
36
        }
37
38 8
        $result = @\yaml_parse($frontMatter);
39
40 8
        if ($result === false) {
41 2
            throw new InvalidFrontMatterException('Failed to parse front matter');
42
        }
43
44 6
        return $result;
45
    }
46
}
47