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<?php |
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|
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/* |
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* This file is part of the Symfony package. |
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* |
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* (c) Fabien Potencier <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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|
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namespace Symfony\Component\CssSelector\Parser\Shortcut; |
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|
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use Symfony\Component\CssSelector\Node\ElementNode; |
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use Symfony\Component\CssSelector\Node\SelectorNode; |
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use Symfony\Component\CssSelector\Parser\ParserInterface; |
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|
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/** |
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* CSS selector class parser shortcut. |
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* |
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* This shortcut ensure compatibility with previous version. |
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* - The parser fails to parse an empty string. |
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* - In the previous version, an empty string matches each tags. |
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* |
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* This component is a port of the Python cssselect library, |
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* which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect. |
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* |
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* @author Jean-François Simon <[email protected]> |
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* |
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* @internal |
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*/ |
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class EmptyStringParser implements ParserInterface |
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{ |
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/** |
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* {@inheritdoc} |
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*/ |
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public function parse(string $source): array |
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{ |
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// Matches an empty string |
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if ('' == $source) { |
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return [new SelectorNode(new ElementNode(null, '*'))]; |
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} |
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|
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return []; |
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} |
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} |
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