import { DiRegistry } from './DiRegistry';
import { ServiceOptions } from './types';
/**
 * Provide custom configuration (transient, or scoped)  for a service to register it in the DI container
 * @param options
 * @param registry
 */
export declare function Service(options?: ServiceOptions, registry?: DiRegistry): (target: any) => void;
/**
 * Get constructor parameters even in constructor less services
 * @param target
 */
export declare function getConstructorParams(target: any): any[];
/**
 * Get Inject param types even in constructor less services
 * @param target
 */
export declare function getInjectParamTypes(target: any): any[];
/**
 * Decorator is used in constructor arguments, for services of app controllers
 * @param key
 */
export declare function Inject(key?: any): (target: any, _propertyKey: string, parameterIndex: number | PropertyDescriptor) => void;