Automattic\WooCommerce\Vendor\Symfony\Component\CssSelector\Parser\Shortcut

ClassParser{} │ WC 1.0└─ ParserInterface

CSS selector class parser shortcut.

This component is a port of the Python cssselect library, which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect.

No Hooks.

Usage

$ClassParser = new ClassParser();
// use class methods

Methods

1. public parse(string $source)

ClassParser{} ClassParser{} code ^{WC 10.4.3}

class ClassParser implements ParserInterface
{
    /**
     * {@inheritdoc}
     */
    public function parse(string $source): array
    {
        // 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), $matches)) {
            return [
                new SelectorNode(new ClassNode(new ElementNode($matches[1] ?: null, $matches[2] ?: null), $matches[3])),
            ];
        }

        return [];
    }
}