import { type Writable, type Updater } from 'svelte/store';
type ComputedGetter<T> = (value: T) => T;
type ComputedSetter<T> = (value: T, store: Writable<T>) => void;
type ComputedUpdater<T> = (updater: Updater<T>, store: Writable<T>, value: T) => void;
type ComputedOptions<T> = {
    get?: ComputedGetter<T>;
    set?: ComputedSetter<T>;
    update?: ComputedUpdater<T>;
};
export default function computed<T>(store: Writable<T>, options?: ComputedGetter<T> | ComputedOptions<T>): Writable<T>;
export {};