import { parseJsonSafe } from "../json-utils.js";
export declare function ensureStoreDirSync(dir: string): void;
export { parseJsonSafe };
export declare function readJsonFileOrDefault<T>(input: {
    file: string;
    fallback: () => T;
    isValid?: (value: unknown) => value is T;
    backupOnInvalid?: boolean;
}): T;
export declare function writeJsonStoreFileSync(file: string, data: unknown, mode?: number): void;
export declare function clearStoreFileSync(file: string): void;