import { Readable } from "svelte/store";
import { AsyncReadable } from "./async-readable.js";
type StoreValue<T> = T extends AsyncReadable<infer U> ? U : T extends Readable<infer U> ? U : never;
type AsyncStoreValue<T> = T extends AsyncReadable<infer U> ? U : never;
export declare function asyncDerived<T, S extends AsyncReadable<any>>(store: S, derive: (value: AsyncStoreValue<S>) => Promise<T> | T): AsyncReadable<T>;
export interface JoinAsyncOptions {
    errors?: "filter_out" | "bubble";
    pendings?: "filter_out" | "bubble";
}
export declare function joinAsync<T>(stores: [AsyncReadable<T>], joinOptions?: JoinAsyncOptions): AsyncReadable<[T]>;
export declare function joinAsync<T, U>(stores: [AsyncReadable<T>, AsyncReadable<U>], joinOptions?: JoinAsyncOptions): AsyncReadable<[T, U]>;
export declare function joinAsync<T, U, V>(stores: [AsyncReadable<T>, AsyncReadable<U>, AsyncReadable<V>], joinOptions?: JoinAsyncOptions): AsyncReadable<[T, U, V]>;
export declare function joinAsync<T, U, V, W>(stores: [
    AsyncReadable<T>,
    AsyncReadable<U>,
    AsyncReadable<V>,
    AsyncReadable<W>
], joinOptions?: JoinAsyncOptions): AsyncReadable<[T, U, V, W]>;
export declare function joinAsync<T, U, V, W, X>(stores: [
    AsyncReadable<T>,
    AsyncReadable<U>,
    AsyncReadable<V>,
    AsyncReadable<W>,
    AsyncReadable<X>
], joinOptions?: JoinAsyncOptions): AsyncReadable<[T, U, V, W, X]>;
export declare function joinAsync<T, U, V, W, X, Y>(stores: [
    AsyncReadable<T>,
    AsyncReadable<U>,
    AsyncReadable<V>,
    AsyncReadable<W>,
    AsyncReadable<X>,
    AsyncReadable<Y>
], joinOptions?: JoinAsyncOptions): AsyncReadable<[T, U, V, W, X, Y]>;
export declare function joinAsync<T, U, V, W, X, Y, Z>(stores: [
    AsyncReadable<T>,
    AsyncReadable<U>,
    AsyncReadable<V>,
    AsyncReadable<W>,
    AsyncReadable<X>,
    AsyncReadable<Y>,
    AsyncReadable<Z>
], joinOptions?: JoinAsyncOptions): AsyncReadable<[T, U, V, W, X, Y, Z]>;
export declare function joinAsync<T, U, V, W, X, Y, Z, A>(stores: [
    AsyncReadable<T>,
    AsyncReadable<U>,
    AsyncReadable<V>,
    AsyncReadable<W>,
    AsyncReadable<X>,
    AsyncReadable<Y>,
    AsyncReadable<Z>,
    AsyncReadable<A>
], joinOptions?: JoinAsyncOptions): AsyncReadable<[T, U, V, W, X, Y, Z, A]>;
export declare function joinAsync<T, U, V, W, X, Y, Z, A, B>(stores: [
    AsyncReadable<T>,
    AsyncReadable<U>,
    AsyncReadable<V>,
    AsyncReadable<W>,
    AsyncReadable<X>,
    AsyncReadable<Y>,
    AsyncReadable<Z>,
    AsyncReadable<A>,
    AsyncReadable<B>
], joinOptions?: JoinAsyncOptions): AsyncReadable<[T, U, V, W, X, Y, Z, A, B]>;
export declare function joinAsync<T, U, V, W, X, Y, Z, A, B, C>(stores: [
    AsyncReadable<T>,
    AsyncReadable<U>,
    AsyncReadable<V>,
    AsyncReadable<W>,
    AsyncReadable<X>,
    AsyncReadable<Y>,
    AsyncReadable<Z>,
    AsyncReadable<A>,
    AsyncReadable<B>,
    AsyncReadable<C>
], joinOptions?: JoinAsyncOptions): AsyncReadable<[T, U, V, W, X, Y, Z, A, B, C]>;
export declare function joinAsync<T>(stores: Array<AsyncReadable<T>>, joinOptions?: JoinAsyncOptions): AsyncReadable<Array<T>>;
export declare function deriveStore<T, S extends Readable<any>>(store: S, deriveStoreFn: (value: StoreValue<S>) => Readable<T>): Readable<T>;
export declare function asyncDeriveStore<T, S extends AsyncReadable<any>>(store: S, deriveStoreFn: (value: AsyncStoreValue<S>) => AsyncReadable<T> | Promise<AsyncReadable<T>>): AsyncReadable<T>;
export declare function asyncDeriveAndJoin<T, U>(store: AsyncReadable<T>, fn: (arg: T) => AsyncReadable<U>): AsyncReadable<[T, U]>;
export {};
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