Mercurial > hg > isophonics-drupal-site
diff vendor/symfony/css-selector/Parser/Handler/IdentifierHandler.php @ 0:4c8ae668cc8c
Initial import (non-working)
author | Chris Cannam |
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date | Wed, 29 Nov 2017 16:09:58 +0000 |
parents | |
children | 1fec387a4317 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/vendor/symfony/css-selector/Parser/Handler/IdentifierHandler.php Wed Nov 29 16:09:58 2017 +0000 @@ -0,0 +1,69 @@ +<?php + +/* + * 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. + */ + +namespace Symfony\Component\CssSelector\Parser\Handler; + +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; + +/** + * 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 IdentifierHandler implements HandlerInterface +{ + /** + * @var TokenizerPatterns + */ + private $patterns; + + /** + * @var TokenizerEscaping + */ + private $escaping; + + /** + * @param TokenizerPatterns $patterns + * @param TokenizerEscaping $escaping + */ + public function __construct(TokenizerPatterns $patterns, TokenizerEscaping $escaping) + { + $this->patterns = $patterns; + $this->escaping = $escaping; + } + + /** + * {@inheritdoc} + */ + public function handle(Reader $reader, TokenStream $stream) + { + $match = $reader->findPattern($this->patterns->getIdentifierPattern()); + + if (!$match) { + return false; + } + + $value = $this->escaping->escapeUnicode($match[0]); + $stream->push(new Token(Token::TYPE_IDENTIFIER, $value, $reader->getPosition())); + $reader->moveForward(strlen($match[0])); + + return true; + } +}