import type { Promisable } from 'type-fest';
export * from "./error.js";
export declare const isMockedExitError: (parameter: unknown) => parameter is Error & {
  name: string;
  message: string;
  stack?: string;
  cause?: unknown;
};
/**
 * Mock `process.exit` within the scope of `test`. Guaranteed to return
 * `process.env` to its original state no matter how `test` terminates.
 *
 * **WARNING: it is not safe to run this function concurrently (e.g. with
 * `Promise.all`).**
 */
export declare function withMockedExit(test: (spies: {
  exitSpy: jest.SpyInstance;
  getExitCode: () => typeof process.exitCode;
}) => Promisable<void>): Promise<void>;