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/// <reference no-default-lib="true"/>

interface ArrayConstructor {
    /**
     * Creates an array from an async iterator or iterable object.
     * @param iterableOrArrayLike An async iterator or array-like object to convert to an array.
     */
    fromAsync<T>(iterableOrArrayLike: AsyncIterable<T> | Iterable<T | PromiseLike<T>> | ArrayLike<T | PromiseLike<T>>): Promise<T[]>;

    /**
     * Creates an array from an async iterator or iterable object.
     *
     * @param iterableOrArrayLike An async iterator or array-like object to convert to an array.
     * @param mapfn A mapping function to call on every element of itarableOrArrayLike.
     *      Each return value is awaited before being added to result array.
     * @param thisArg Value of 'this' used when executing mapfn.
     */
    fromAsync<T, U>(iterableOrArrayLike: AsyncIterable<T> | Iterable<T> | ArrayLike<T>, mapFn: (value: Awaited<T>, index: number) => U, thisArg?: any): Promise<Awaited<U>[]>;
}