import type { CacheAdapter } from './cache-adapter.js';
/**
 * Shared machinery behind the two public run-store families
 * ({@link AgentRunStore} for top-level `stream()` pauses,
 * {@link SubAgentRunStore} for `Agent.asTool` sub-run pauses).
 *
 * Nothing here is exported from the package entrypoint: the public surface is
 * the concrete subclasses in `agent-run-store.ts` / `sub-agent-run-store.ts`,
 * which pin the snapshot type, the default key prefix and the docs. Both
 * families store the same shape of thing under a different id, so the storage
 * mechanics live once.
 */
/** `Map`-backed store body. Single-process only; lossy across restarts. */
export declare class InMemoryRunStoreBase<S> {
    private readonly snapshots;
    store(id: string, snapshot: S): Promise<void>;
    load(id: string): Promise<S | null>;
    consume(id: string): Promise<S | null>;
    /** Test helper — clears all snapshots without consuming. */
    clear(): void;
}
/** Options shared by both cache-backed stores; each subclass re-declares its own public alias. */
export interface CachedRunStoreBaseOptions {
    cache: CacheAdapter;
    keyPrefix?: string;
    ttlSeconds?: number;
}
/** Per-subclass constants: the default key namespace and the name used in the constructor error. */
export interface CachedRunStoreDefaults {
    keyPrefix: string;
    storeName: string;
}
/** `CacheAdapter`-backed store body. Default TTL is 5 minutes. */
export declare class CachedRunStoreBase<S> {
    private readonly cache;
    private readonly keyPrefix;
    private readonly ttlSeconds;
    constructor(opts: CachedRunStoreBaseOptions, defaults: CachedRunStoreDefaults);
    store(id: string, snapshot: S): Promise<void>;
    load(id: string): Promise<S | null>;
    consume(id: string): Promise<S | null>;
}
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