class ClassParser in Zircon Profile 8

CSS selector class parser shortcut.

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\ClassParser implements ParserInterface

See also

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

2 files declare their use of ClassParser

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

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

File

vendor/symfony/css-selector/Parser/Shortcut/ClassParser.php, line 27

Namespace

Symfony\Component\CssSelector\Parser\Shortcut

class ClassParser implements ParserInterface {

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

    // Matches an optional namespace, optional element, and required class
    // $source = 'test|input.ab6bd_field';
    // $matches = array (size=4)
    //     0 => string 'test|input.ab6bd_field' (length=22)
    //     1 => string 'test' (length=4)
    //     2 => string 'input' (length=5)
    //     3 => string 'ab6bd_field' (length=11)
    if (preg_match('/^(?:([a-z]++)\\|)?+([\\w-]++|\\*)?+\\.([\\w-]++)$/i', trim($source), $matches)) {
      return array(
        new SelectorNode(new ClassNode(new ElementNode($matches[1] ?: null, $matches[2] ?: null), $matches[3])),
      );
    }
    return array();
  }

}

Members

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