import { Type } from '@nestjs/common';
import { TApiRouteDiscriminatedDtoProperties } from '../../../../type/decorator/api/route';
/**
 * Selects the route DTO class for a payload using the configured discriminator mapping.
 * @param {TApiRouteDiscriminatedDtoProperties} properties - Route-level discriminated DTO config.
 * @param {unknown} payload - Request or response payload.
 * @param {string} context - Error message context.
 * @returns {Type<unknown>} Selected DTO class.
 */
export declare function ApiRouteResolveDiscriminatedDto(properties: TApiRouteDiscriminatedDtoProperties, payload: unknown, context: string): Type<unknown>;