import { R as Result } from "../packem_shared/types.d-C7l7qdMG.js";
/**
 * A successful {@link Result} with its data narrowed to be present.
 */
type OkResult<T> = Result<T> & {
  data: T;
  success: true;
};
/**
 * A failed {@link Result}, narrowed to the failure case.
 */
type FailResult<T> = Result<T> & {
  success: false;
};
/**
 * Returns whether a {@link Result} succeeded, narrowing `data` to be present.
 * @param result The result to test.
 * @returns `true` when the result is successful.
 */
declare const isOk: <T>(result: Result<T>) => result is OkResult<T>;
/**
 * Returns whether a {@link Result} failed.
 * @param result The result to test.
 * @returns `true` when the result is a failure.
 */
declare const isErr: <T>(result: Result<T>) => result is FailResult<T>;
/**
 * Returns the data of a successful {@link Result}, or throws its error.
 * @param result The result to unwrap.
 * @returns The contained data.
 * @throws {NotificationError} The result's error (wrapped when it is not already an `Error`).
 */
declare const unwrap: <T>(result: Result<T>) => T;
/**
 * Returns the data of a successful {@link Result}, or a fallback when it failed.
 * @param result The result to unwrap.
 * @param fallback The value to return on failure.
 * @returns The data, or the fallback.
 */
declare const unwrapOr: <T>(result: Result<T>, fallback: T) => T;
/**
 * Maps the data of a successful {@link Result}, passing failures through unchanged.
 * @param result The result to map.
 * @param function_ The mapper applied to the data on success.
 * @returns A new result with the mapped data, or the original failure.
 */
declare const mapOk: <T, U>(result: Result<T>, function_: (data: T) => U) => Result<U>;
/**
 * Runs an async function and captures its outcome as a {@link Result}, never throwing.
 * @param function_ The async function to run.
 * @returns A successful result with the value, or a failed result with the thrown error.
 */
declare const tryAsync: <T>(function_: () => Promise<T>) => Promise<Result<T>>;
export { FailResult, OkResult, isErr, isOk, mapOk, tryAsync, unwrap, unwrapOr };