public function parseLiteral($valueNode, ?array $variables = null)
    {
        if ($valueNode instanceof IntValueNode) {
            $val = (int) $valueNode->value;
            if ($valueNode->value === (string) $val && self::MIN_INT <= $val && $val <= self::MAX_INT) {
                return $val;
            }
        }

        // Intentionally without message, as all information already in wrapped Exception
        throw new Exception();
    }
public function parseLiteral($valueNode, ?array $variables = null)
    {
        if ($valueNode instanceof IntValueNode) {
            $val = (int) $valueNode->value;
            if ($valueNode->value === (string) $val && self::MIN_INT <= $val && $val <= self::MAX_INT) {
                return $val;
            }
        }

        // Intentionally without message, as all information already in wrapped Exception
        throw new Exception();
    }
@param Node         $valueNode
@param mixed[]|null $variables

@return int|null

@throws Exception