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\Handler;
13
14use Symfony\Component\CssSelector\Parser\Reader;
15use Symfony\Component\CssSelector\Parser\Token;
16use Symfony\Component\CssSelector\Parser\Tokenizer\TokenizerPatterns;
17use Symfony\Component\CssSelector\Parser\TokenStream;
18
19/**
20 * CSS selector comment handler.
21 *
22 * This component is a port of the Python cssselect library,
23 * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.
24 *
25 * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
26 *
27 * @internal
28 */
29class NumberHandler implements HandlerInterface
30{
31    private $patterns;
32
33    public function __construct(TokenizerPatterns $patterns)
34    {
35        $this->patterns = $patterns;
36    }
37
38    /**
39     * {@inheritdoc}
40     */
41    public function handle(Reader $reader, TokenStream $stream): bool
42    {
43        $match = $reader->findPattern($this->patterns->getNumberPattern());
44
45        if (!$match) {
46            return false;
47        }
48
49        $stream->push(new Token(Token::TYPE_NUMBER, $match[0], $reader->getPosition()));
50        $reader->moveForward(\strlen($match[0]));
51
52        return true;
53    }
54}
55