GraphQL\Tests\Validator\QueryComplexityTest::getRule PHP Метод

    protected function getRule($maxDepth = null)
    {
        if (null === self::$rule) {
            self::$rule = new QueryComplexity($maxDepth);
        } elseif (null !== $maxDepth) {
            self::$rule->setMaxQueryComplexity($maxDepth);
        }
        return self::$rule;
    }