declare type ArgumentTypes<T> = T extends (...args: infer U) => any ? U : never;
declare type PromiseType<T extends Promise<any>> = T extends Promise<infer R> ? R : any;
declare type Result<T> = {
    kind: "discarded";
} | {
    kind: "resolved";
    value: T;
};
export declare function lastValue<T extends (...args: any[]) => Promise<any>>(f: T): (...args: ArgumentTypes<T>) => Promise<Result<PromiseType<ReturnType<T>>>>;
export {};