/**
 * @license
 * Copyright 2025 Steven Roussey <sroussey@gmail.com>
 * SPDX-License-Identifier: Apache-2.0
 */
import { Container } from "./Container";
/**
 * Service token type for type-safe dependency injection
 */
export interface ServiceToken<T> {
    readonly _type: T;
    readonly id: string;
}
/**
 * Create a typed service token
 * @param id Unique identifier for the service
 * @returns A typed service token
 */
export declare function createServiceToken<T>(id: string): ServiceToken<T>;
/**
 * Service registry for managing and accessing services
 */
export declare class ServiceRegistry {
    container: Container;
    /**
     * Create a new service registry
     * @param container Optional container to use (defaults to global container)
     */
    constructor(container?: Container);
    /**
     * Register a service factory
     * @param token Service token
     * @param factory Factory function to create the service
     * @param singleton Whether the service should be a singleton
     */
    register<T>(token: ServiceToken<T>, factory: () => T, singleton?: boolean): void;
    /**
     * Register a service factory only if the token is not already registered.
     * @param token Service token
     * @param factory Factory function to create the service
     * @param singleton Whether the service should be a singleton
     */
    registerIfAbsent<T>(token: ServiceToken<T>, factory: () => T, singleton?: boolean): void;
    /**
     * Register a service instance
     * @param token Service token
     * @param instance Service instance to register
     */
    registerInstance<T>(token: ServiceToken<T>, instance: T): void;
    /**
     * Get a service by its token
     * @param token Service token
     * @returns The service instance
     */
    get<T>(token: ServiceToken<T>): T;
    /**
     * Check if a service is registered
     * @param token Service token
     * @returns True if the service is registered
     */
    has<T>(token: ServiceToken<T>): boolean;
    /**
     * Dispose all instantiated services and clear registrations.
     */
    dispose(): Promise<void>;
}
/**
 * Global service registry instance
 */
export declare const globalServiceRegistry: ServiceRegistry;
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