friendship ended with social-app. php is my new best friend
veryroundbird.house
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
12namespace Symfony\Component\CssSelector\Parser\Shortcut;
13
14use Symfony\Component\CssSelector\Node\ElementNode;
15use Symfony\Component\CssSelector\Node\SelectorNode;
16use Symfony\Component\CssSelector\Parser\ParserInterface;
17
18/**
19 * CSS selector class parser shortcut.
20 *
21 * This shortcut ensure compatibility with previous version.
22 * - The parser fails to parse an empty string.
23 * - In the previous version, an empty string matches each tags.
24 *
25 * This component is a port of the Python cssselect library,
26 * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
27 *
28 * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
29 *
30 * @internal
31 */
32class EmptyStringParser implements ParserInterface
33{
34 public function parse(string $source): array
35 {
36 // Matches an empty string
37 if ('' == $source) {
38 return [new SelectorNode(new ElementNode(null, '*'))];
39 }
40
41 return [];
42 }
43}