// import { Converter } from "../../types.js";
// import { ToArrayCollectorInstance, ToObjectCollectorInstance, ToMapCollectorInstance, ToSetCollectorInstance, JoinCollectorInstance, SumCollectorInstance, BigIntSumCollectorInstance, AverageCollectorInstance, BigIntAverageCollectorInstance, ToArrayCollectorFactory } from "./impl.js";
// import { CollectorFactory } from "./types.js";

// const toArrayCollectorFactory = new ToArrayCollectorFactory<any>();

// export function toArray<TElement>(): CollectorFactory<TElement, TElement[]> {
//   return toArrayCollectorFactory;
// }

// export function toObject<TElement, TKey extends PropertyKey, TValue>(keySelector: Converter<TElement, TKey>, valueSelector: Converter<TElement, TValue>): CollectorFactory<TElement, Record<TKey, TValue>> {
//   return () => toObjectCollectorFactory<TElement, TKey, TValue>(keySelector, valueSelector);
// }

// export function toMap<TElement, TKey, TValue>(keySelector: Converter<TElement, TKey>, valueSelector: Converter<TElement, TValue>): CollectorFactory<TElement, Map<TKey, TValue>> {
//   return () => new ToMapCollectorInstance<TElement, TKey, TValue>(keySelector, valueSelector);
// }

// export function toSet<TElement>(): CollectorFactory<TElement, Set<TElement>> {
//   return () => new ToSetCollectorInstance<TElement>();
// }

// export function join(delimiter?: string, prefix?: string, suffix?: string): CollectorFactory<any, string> {
//   return () => new JoinCollectorInstance(delimiter, prefix, suffix);
// }

// function sumCollectorFactory() {
//   return new SumCollectorInstance();
// }

// export function sum(): CollectorFactory<number, number> {
//   return sumCollectorFactory;
// }

// function bigintSumCollectorFactory() {
//   return new BigIntSumCollectorInstance();
// }

// export function bigintSum(): CollectorFactory<bigint | number, bigint> {
//   return bigintSumCollectorFactory;
// }

// function averageCollectorFactory() {
//   return new AverageCollectorInstance();
// }

// export function average(): CollectorFactory<number, number> {
//   return averageCollectorFactory;
// }

// function bigintAverageCollectorFactory() {
//   return new BigIntAverageCollectorInstance();
// }

// export function bigintAverage(): CollectorFactory<bigint, bigint> {
//   return bigintAverageCollectorFactory;
// }