import { TransformIntOptions } from '../interface';
export declare function transformBigInt(value: unknown, options?: TransformIntOptions): bigint | null;
/**
 * Transform value into bigint using specified options. If the value
 * cannot be converted into bigint, null is returned.
 *
 * Otherwise a the value will be returned rounded as necessary
 * using the specified rounding policy.
 * @param options {@link TransformIntOptions}
 * @returns
 */
export declare function TransformBigInt(options?: TransformIntOptions): PropertyDecorator;