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<?php declare(strict_types = 1);
namespace Apicart\FQL\Generator\Common;
use Apicart\FQL\Value\AbstractNode;
use RuntimeException;
final class Aggregate extends AbstractVisitor
{
/**
* @var AbstractVisitor[]
*/
private $visitors = [];
* Construct from the optional array of $visitors.
*
* @param AbstractVisitor[] $visitors
public function __construct(array $visitors = [])
foreach ($visitors as $visitor) {
$this->addVisitor($visitor);
}
public function addVisitor(AbstractVisitor $visitor): void
$this->visitors[] = $visitor;
public function accept(AbstractNode $node): bool
return true;
public function visit(AbstractNode $node, ?AbstractVisitor $subVisitor = null, ?array $options = null): string
foreach ($this->visitors as $visitor) {
if ($visitor->accept($node)) {
return $visitor->visit($node, $this, $options);
throw new RuntimeException('No visitor available for ' . get_class($node));
apicart /
fql
