import { ValueInfo } from '../../../shared/value-info';
export type StoredInfo = {
    computedAt: number;
    sig: string;
    value: unknown;
};
export declare class FileSystemStorage {
    private basePath;
    constructor(basePath: string);
    load(key: string): Promise<StoredInfo | undefined>;
    save({ key, value, sig }: ValueInfo): Promise<void>;
    delete(key: string): Promise<void>;
    private getFilePath;
}
//# sourceMappingURL=fs.d.ts.map