friendship ended with social-app. php is my new best friend
1<?php 2 3/* 4 * This file is part of the Symfony package. 5 * 6 * (c) Fabien Potencier <fabien@symfony.com> 7 * 8 * For the full copyright and license information, please view the LICENSE 9 * file that was distributed with this source code. 10 */ 11 12namespace Symfony\Component\CssSelector\Parser\Shortcut; 13 14use Symfony\Component\CssSelector\Node\ElementNode; 15use Symfony\Component\CssSelector\Node\SelectorNode; 16use Symfony\Component\CssSelector\Parser\ParserInterface; 17 18/** 19 * CSS selector element parser shortcut. 20 * 21 * This component is a port of the Python cssselect library, 22 * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect. 23 * 24 * @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com> 25 * 26 * @internal 27 */ 28class ElementParser implements ParserInterface 29{ 30 public function parse(string $source): array 31 { 32 // Matches an optional namespace, required element or `*` 33 // $source = 'testns|testel'; 34 // $matches = array (size=3) 35 // 0 => string 'testns|testel' (length=13) 36 // 1 => string 'testns' (length=6) 37 // 2 => string 'testel' (length=6) 38 if (preg_match('/^(?:([a-z]++)\|)?([\w-]++|\*)$/i', trim($source), $matches)) { 39 return [new SelectorNode(new ElementNode($matches[1] ?: null, $matches[2]))]; 40 } 41 42 return []; 43 } 44}