declare module "json-stable-stringify-without-jsonify" { export default function (obj: unknown): string; } declare module "tmp" { export function dirSync(): { name: string; removeCallback: (err: Error | undefined, name: string, fd: number, cleanupFn: () => void) => void; }; export function fileSync(): { name: string; fd: number; removeCallback: (err: Error | undefined, name: string, fd: number, cleanupFn: () => void) => void; }; }