/vendor/symfony/css-selector/Parser/Handler/HashHandler.php |
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<?php |
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/* |
* This file is part of the Symfony package. |
* |
* (c) Fabien Potencier <fabien@symfony.com> |
* |
* For the full copyright and license information, please view the LICENSE |
* file that was distributed with this source code. |
*/ |
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namespace Symfony\Component\CssSelector\Parser\Handler; |
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use Symfony\Component\CssSelector\Parser\Reader; |
use Symfony\Component\CssSelector\Parser\Token; |
use Symfony\Component\CssSelector\Parser\TokenStream; |
use Symfony\Component\CssSelector\Parser\Tokenizer\TokenizerEscaping; |
use Symfony\Component\CssSelector\Parser\Tokenizer\TokenizerPatterns; |
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/** |
* CSS selector comment handler. |
* |
* This component is a port of the Python cssselect library, |
* which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect. |
* |
* @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com> |
* |
* @internal |
*/ |
class HashHandler implements HandlerInterface |
{ |
/** |
* @var TokenizerPatterns |
*/ |
private $patterns; |
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/** |
* @var TokenizerEscaping |
*/ |
private $escaping; |
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/** |
* @param TokenizerPatterns $patterns |
* @param TokenizerEscaping $escaping |
*/ |
public function __construct(TokenizerPatterns $patterns, TokenizerEscaping $escaping) |
{ |
$this->patterns = $patterns; |
$this->escaping = $escaping; |
} |
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/** |
* {@inheritdoc} |
*/ |
public function handle(Reader $reader, TokenStream $stream) |
{ |
$match = $reader->findPattern($this->patterns->getHashPattern()); |
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if (!$match) { |
return false; |
} |
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$value = $this->escaping->escapeUnicode($match[1]); |
$stream->push(new Token(Token::TYPE_HASH, $value, $reader->getPosition())); |
$reader->moveForward(strlen($match[0])); |
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return true; |
} |
} |