*/ private $name; /** * @var CssValue|null */ private $value; /** * @var bool * @readonly */ private $childless; /** * @var FileSpan * @readonly */ private $span; /** * @param CssValue $name * @param CssValue|null $value * @param bool $childless * @param FileSpan $span */ public function __construct(CssValue $name, FileSpan $span, bool $childless = false, ?CssValue $value = null) { parent::__construct(); $this->name = $name; $this->value = $value; $this->childless = $childless; $this->span = $span; } public function getName(): CssValue { return $this->name; } public function getValue(): ?CssValue { return $this->value; } public function isChildless(): bool { return $this->childless; } public function getSpan(): FileSpan { return $this->span; } public function accept($visitor) { return $visitor->visitCssAtRule($this); } /** * @phpstan-return ModifiableCssAtRule */ public function copyWithoutChildren(): ModifiableCssParentNode { return new ModifiableCssAtRule($this->name, $this->span, $this->childless, $this->value); } public function addChild(ModifiableCssNode $child): void { if ($this->childless) { throw new \LogicException('Cannot add a child in a childless at-rule.'); } parent::addChild($child); } }