export declare type PersistorOptions<T> = {
    name: string;
    version?: string;
    persist?: (state: T) => Partial<T>;
    migrations?: Migrations;
};
declare type Migration = (state: any) => any;
declare type Migrations = {
    [k: string]: Migration;
};
export declare const createPersistor: <T>(options: PersistorOptions<T>) => {
    set: (value: T) => Promise<void>;
    get: () => Promise<T>;
    purge: () => Promise<void>;
};
export {};