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<?php declare(strict_types = 1);
namespace Apicart\FQL\Generator\SQL;
use Apicart\FQL\Generator\Common\AbstractVisitor;
use Apicart\FQL\Token\Node\Group as GroupNode;
use Apicart\FQL\Value\AbstractNode;
final class Group extends AbstractVisitor
{
public function accept(AbstractNode $node): bool
return $node instanceof GroupNode;
}
public function visit(AbstractNode $node, ?AbstractVisitor $subVisitor = null, ?array $options = null): string
/** @var GroupNode $groupNode */
$groupNode = $node;
$clauses = [];
foreach ($groupNode->getNodes() as $subNode) {
$options['parent'] = $node;
if ($subVisitor !== null) {
$clauses[] = $subVisitor->visit($subNode, $subVisitor, $options);
$clauses = implode(' ', $clauses);
$tokenLeft = $groupNode->getTokenLeft();
$tokenRight = $groupNode->getTokenRight();
$delimiter = $tokenLeft === null ? '' : $tokenLeft->getDelimiter();
$lexeme = $tokenRight === null ? '' : $tokenRight->getLexeme();
return "{$delimiter}{$clauses}{$lexeme}";
apicart /
fql
