import { CallHandler, ExecutionContext, NestInterceptor } from '@nestjs/common';
import { Observable } from 'rxjs';
import { PackageDefinitionService } from '../services/package-definition';
export declare class StructInterceptor implements NestInterceptor {
    private readonly packageDefinitionService;
    constructor(packageDefinitionService: PackageDefinitionService);
    intercept(context: ExecutionContext, next: CallHandler): Observable<any>;
    private traverseAndTransform;
}