NullJoinProperties.php

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<?php

declare(strict_types=1);

namespace ILIAS\MetaData\Search\Clauses\Properties;

use ILIAS\MetaData\Search\Clauses\Operator;
use ILIAS\MetaData\Search\Clauses\ClauseInterface;

class NullJoinProperties implements JoinPropertiesInterface
{
    public function operator(): Operator
    {
        return Operator::OR;
    }

    public function subClauses(): \Generator
    {
        yield from [];
    }
}