import { TApiRouteDiscriminatedDtoProperties } from '../../../../type/decorator/api/route';
/**
 * Checks whether a value is a route-level discriminated DTO config.
 * @param {unknown} value - Value to inspect.
 * @returns {boolean} Whether the value is a discriminated DTO config.
 */
export declare function ApiRouteIsDiscriminatedDtoProperties(value: unknown): value is TApiRouteDiscriminatedDtoProperties;