Codibre/fluent-iterable-js-sdsl

import {
    AsyncMapper,
    extend,
    extendAsync,
    Mapper,
} from '@codibre/fluent-iterable';
import { IterableStack } from './stack/iterable-stack';
import { toStackAsync } from './stack/to-stack-async';
import { toStack } from './stack/to-stack';

declare module '@codibre/fluent-iterable' {
    interface FluentIterable<T> {
        toStack<K = T>(value?: Mapper<T, K>): IterableStack<T>;
        toStack<K extends keyof T>(value: K): IterableStack<T[K]>;

        toStackAsync<K = T>(
            value?: Mapper<T, K> | AsyncMapper<T, K>,
        ): Promise<IterableStack<K>>;
        toStackAsync<K extends keyof T>(value: K): Promise<IterableStack<T[K]>>;
    }

    interface FluentAsyncIterable<T> {
        toStack<K = T>(
            value?: Mapper<T, K> | AsyncMapper<T, K>,
        ): Promise<IterableStack<K>>;
        toStack<K extends keyof T>(value: K): Promise<IterableStack<T[K]>>;
    }
}

extend.useResolving('toStack', toStack);
extend.useResolving('toStackAsync', toStackAsync);
extendAsync.useResolving('toStack', toStackAsync);