import { type ClassToken, type ClassType, type FactoryType, type Token, type Type, type ValueType } from '@frontmcp/di';
import { type ProviderMetadata } from '../metadata';
export type ProviderClassType<Provide> = ClassType<Provide> & ProviderMetadata;
export type ProviderValueType<Provide> = ValueType<Provide> & ProviderMetadata;
export type ProviderFactoryType<Provide, Tokens extends readonly (ClassToken | Token)[]> = FactoryType<Provide, Tokens> & ProviderMetadata;
export type ProviderType<Provide = unknown, Tokens extends readonly (ClassToken | Token)[] = readonly (ClassToken | Token)[]> = Type<Provide> | ProviderClassType<Provide> | ProviderValueType<Provide> | ProviderFactoryType<Provide, Tokens>;
/**
 * Helper to define factory providers without tuple widening.
 * Enforces that `useFactory` params follow the `inject()` tokens (order + arity).
 *
 * Usage:
 *   const p = AsyncMcpProvider({
 *     provide: RedisProviderRef,
 *     inject: () => [ExpenseConfigRef, RedisType] as const,
 *     useFactory: async (config, redis) => new RedisProvider(redis),
 *   });
 */
export declare function AsyncProvider<Provide, const Tokens extends readonly (ClassToken | Token)[]>(cfg: ProviderFactoryType<Provide, Tokens>): ProviderFactoryType<Provide, Tokens>;
//# sourceMappingURL=provider.interface.d.ts.map