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| /vendor/symfony/css-selector/Parser/Shortcut/ElementParser.php |
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| @@ -0,0 +1,47 @@ |
| <?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\Shortcut; |
| use Symfony\Component\CssSelector\Node\ElementNode; |
| use Symfony\Component\CssSelector\Node\SelectorNode; |
| use Symfony\Component\CssSelector\Parser\ParserInterface; |
| /** |
| * CSS selector element parser shortcut. |
| * |
| * 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 ElementParser implements ParserInterface |
| { |
| /** |
| * {@inheritdoc} |
| */ |
| public function parse($source) |
| { |
| // Matches an optional namespace, required element or `*` |
| // $source = 'testns|testel'; |
| // $matches = array (size=3) |
| // 0 => string 'testns|testel' (length=13) |
| // 1 => string 'testns' (length=6) |
| // 2 => string 'testel' (length=6) |
| if (preg_match('/^(?:([a-z]++)\|)?([\w-]++|\*)$/i', trim($source), $matches)) { |
| return array(new SelectorNode(new ElementNode($matches[1] ?: null, $matches[2]))); |
| } |
| return array(); |
| } |
| } |