/**
 * Safely converts any thrown value into an error object.
 * This ensures consistent error typing even when non-Error values are thrown.
 *
 * @param error The value that was thrown
 * @returns A proper Error object
 */
export declare function toError(error: unknown): Error;
/**
 * Creates a success result
 */
export declare function createSuccess<T>(data: T): {
    data: T;
    error: null;
    isError: false;
};
/**
 * Creates a failure result
 */
export declare function createFailure<E>(error: E): {
    data: null;
    error: E;
    isError: true;
};
/**
 * Handles an error value, converting it to the appropriate type
 */
export declare function handleError<E = Error>(error: unknown): E;