import { type SnapshotBackend } from "./backend.js";
export type SnapshotSchedulerOptions = {
    snapshotBackend?: SnapshotBackend;
    snapshotIntervalMs?: number;
    snapshotPath?: string;
    snapshotWriteMaxAttempts?: number;
    snapshotWriteRetryDelayMs?: number;
};
export type SnapshotScheduler<TSnapshot> = {
    finish(): Promise<void>;
    onYield(createSnapshot: () => TSnapshot): void;
    pause(): void;
    resume(): void;
    write(snapshot: TSnapshot): Promise<void>;
};
export declare function createSnapshotScheduler<TSnapshot>(options: SnapshotSchedulerOptions): SnapshotScheduler<TSnapshot>;