@furystack/inject/esm/define-service.d.ts

Dependency Injection framework for FuryStack

import type { DefineServiceAsyncOptions, DefineServiceOptions, Lifetime, Token } from './types.js';
/**
 * Defines a sync service and returns a {@link Token} resolvable via
 * {@link Injector.get}.
 *
 * @example
 * ```ts
 * const Counter = defineService({
 *   name: 'my-app/Counter',
 *   lifetime: 'singleton',
 *   factory: () => {
 *     let value = 0
 *     return { increment: () => ++value, getValue: () => value }
 *   },
 * })
 * ```
 */
export declare const defineService: <TService, TLifetime extends Lifetime>(options: DefineServiceOptions<TService, TLifetime>) => Token<TService, TLifetime, false>;
/**
 * Async counterpart of {@link defineService}. The returned token can only be
 * resolved via {@link Injector.getAsync} — {@link Injector.get} rejects async
 * tokens at compile time.
 *
 * Resolved values are cached after first resolution; concurrent callers share
 * the same pending promise.
 */
export declare const defineServiceAsync: <TService, TLifetime extends Lifetime>(options: DefineServiceAsyncOptions<TService, TLifetime>) => Token<TService, TLifetime, true>;
export declare const isToken: <TService = unknown>(value: unknown) => value is Token<TService>;
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