function ElementParser::parse

File

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

Class

ElementParser: CSS selector element parser shortcut.

Namespace

Symfony\Component\CssSelector\Parser\Shortcut

Code

public function parse(string $source) : array {
    // 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), $matches)) {
        return [
            new SelectorNode(new ElementNode($matches[1] ?: null, $matches[2])),
        ];
    }
    return [];
}