class EmptyStringParser in Zircon Profile 8

CSS selector class parser shortcut.

This shortcut ensure compatibility with previous version.

• The parser fails to parse an empty string.
• In the previous version, an empty string matches each tags.

This component is a port of the Python cssselect library, which is copyright Ian Bicking, @author Jean-François Simon <[e-mail]>

Hierarchy

• class \Symfony\Component\CssSelector\Parser\Shortcut\EmptyStringParser implements ParserInterface

See also

https://github.com/SimonSapin/cssselect.

2 files declare their use of EmptyStringParser

CssSelector.php in vendor/symfony/css-selector/CssSelector.php

EmptyStringParserTest.php in vendor/symfony/css-selector/Tests/Parser/Shortcut/EmptyStringParserTest.php

File

vendor/symfony/css-selector/Parser/Shortcut/EmptyStringParser.php, line 30

Namespace

Symfony\Component\CssSelector\Parser\Shortcut

class EmptyStringParser implements ParserInterface {

  /**
   * {@inheritdoc}
   */
  public function parse($source) {

    // Matches an empty string
    if ($source == '') {
      return array(
        new SelectorNode(new ElementNode(null, '*')),
      );
    }
    return array();
  }

}

Members

Name	Modifiers	Type	Description	Overrides
EmptyStringParser::parse	public	function	Parses given selector source into an array of tokens. Overrides ParserInterface::parse