import { Err, ExtendedErr, Ok, Result } from "../result/models.mjs";

//#region src/internal/result.d.ts
/**
 * Is the _Result_ an extended error?
 *
 * @param result _Result_ to check
 * @returns `true` if the _Result_ is an extended error, `false` otherwise
 */
declare function isError<Value, E = Error>(result: ExtendedErr<E> | Result<Value, E>, extended: true): result is ExtendedErr<E>;
/**
 * Is the _Result_ an error?
 *
 * @param result _Result_ to check
 * @returns `true` if the _Result_ is an error, `false` otherwise
 */
declare function isError<Value, E = Error>(result: Result<Value, E>): result is Err<E>;
/**
 * Is the value an error?
 *
 * @param value Value to check
 * @returns `true` if the value is an error, `false` otherwise
 */
declare function isError(value: unknown): value is Err<unknown> | ExtendedErr<unknown>;
/**
 * Is the _Result_ ok?
 *
 * @param value _Result_ to check
 * @returns `true` if the _Result_ is ok, `false` otherwise
 */
declare function isOk<Value, E = Error>(value: Result<Value, E>): value is Ok<Value>;
/**
 * Is the value ok?
 *
 * @param value Value to check
 * @returns `true` if the value is ok, `false` otherwise
 */
declare function isOk(value: unknown): value is Ok<unknown>;
/**
 * Is the value a _Result_?
 *
 * @param value Value to check
 * @returns `true` if the value is a _Result_, `false` otherwise
 */
declare function isResult(value: unknown): value is ExtendedErr<unknown> | Result<unknown, unknown>;
//#endregion
export { isError, isOk, isResult };