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Direktori : /home/q/g/b/qgbqkvz/www/wp-content/plugins/wp-scss/scssphp/src/Ast/Selector/ |
Current File : /home/q/g/b/qgbqkvz/www/wp-content/plugins/wp-scss/scssphp/src/Ast/Selector/IsBogusVisitor.php |
<?php /** * SCSSPHP * * @copyright 2012-2020 Leaf Corcoran * * @license http://opensource.org/licenses/MIT MIT * * @link http://scssphp.github.io/scssphp */ namespace ScssPhp\ScssPhp\Ast\Selector; use ScssPhp\ScssPhp\Visitor\AnySelectorVisitor; /** * The visitor used to implement {@see Selector::isBogus}. * * @internal */ final class IsBogusVisitor extends AnySelectorVisitor { /** * Whether to consider selectors with leading combinators as bogus. * * @var bool * @readonly */ private $includeLeadingCombinator; public function __construct(bool $includeLeadingCombinator) { $this->includeLeadingCombinator = $includeLeadingCombinator; } public function visitComplexSelector(ComplexSelector $complex): bool { if (\count($complex->getComponents()) === 0) { return \count($complex->getLeadingCombinators()) > 0; } if (\count($complex->getLeadingCombinators()) > ($this->includeLeadingCombinator ? 0 : 1) || count($complex->getLastComponent()->getCombinators()) !== 0) { return true; } foreach ($complex->getComponents() as $component) { if (\count($component->getCombinators()) > 1 || $component->getSelector()->accept($this)) { return true; } } return false; } public function visitPseudoSelector(PseudoSelector $pseudo): bool { $selector = $pseudo->getSelector(); if ($selector === null) { return false; } // The CSS spec specifically allows leading combinators in `:has()`. return $pseudo->getName() === 'has' ? $selector->isBogusOtherThanLeadingCombinator() : $selector->isBogus(); } }