declare type AsyncOrSyncIterable<T> = import("../lib/AsyncOrSyncIterable.js").AsyncOrSyncIterable<T>;
export default function reduce<T>(iterable: AsyncOrSyncIterable<T>, reducer: (accumulator: T, value: T, index: number) => T | PromiseLike<T>): Promise<T>;
export default function reduce<T>(iterable: AsyncOrSyncIterable<T>, seed: T, reducer: (accumulator: T, value: T, index: number) => T | PromiseLike<T>): Promise<T>;
export default function reduce<T, R>(iterable: AsyncOrSyncIterable<T>, seed: R, reducer: (accumulator: R, value: T, index: number) => R | PromiseLike<R>): Promise<R>;
export {};