ElementParser.php — WooCommerce 10.9.4

woocommerce / lib / packages / Symfony / Component / CssSelector / Parser / Shortcut / ElementParser.php

woocommerce / lib / packages / Symfony / Component / CssSelector / Parser / Shortcut Last commit date

ElementParser.php

48 lines

1	<?php
2
3	/*
4	* This file is part of the Symfony package.
5	*
6	* (c) Fabien Potencier <fabien@symfony.com>
7	*
8	* For the full copyright and license information, please view the LICENSE
9	* file that was distributed with this source code.
10	*/
11
12	namespace Automattic\WooCommerce\Vendor\Symfony\Component\CssSelector\Parser\Shortcut;
13
14	use Automattic\WooCommerce\Vendor\Symfony\Component\CssSelector\Node\ElementNode;
15	use Automattic\WooCommerce\Vendor\Symfony\Component\CssSelector\Node\SelectorNode;
16	use Automattic\WooCommerce\Vendor\Symfony\Component\CssSelector\Parser\ParserInterface;
17
18	/**
19	* CSS selector element parser shortcut.
20	*
21	* This component is a port of the Python cssselect library,
22	* which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
23	*
24	* @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
25	*
26	* @internal
27	*/
28	class ElementParser implements ParserInterface
29	{
30	/**
31	* {@inheritdoc}
32	*/
33	public function parse(string $source): array
34	{
35	// Matches an optional namespace, required element or `*`
36	// $source = 'testns\|testel';
37	// $matches = array (size=3)
38	// 0 => string 'testns\|testel' (length=13)
39	// 1 => string 'testns' (length=6)
40	// 2 => string 'testel' (length=6)
41	if (preg_match('/^(?:([a-z]++)\\|)?([\w-]++\|\*)$/i', trim($source), $matches)) {
42	return [new SelectorNode(new ElementNode($matches[1] ?: null, $matches[2]))];
43	}
44
45	return [];
46	}
47	}
48