Function awaitNext

Extension/src/Utility/Async/iterators.ts:96–100

(element: Cursor<T>)

    return result;

    async function awaitNext(element: Cursor<T>): Promise<Cursor<T>> {
        element.result = undefined; // drop the previous result before awaiting the next
        element.result = await element.iterator.next();
        return element;
    }

    async function* combiner(iterables: Some<T>[]) {
        iterables.forEach((iterable, index) => iterators.set(index, awaitNext({ identity: index, iterator: asyncOf(iterable)[Symbol.asyncIterator]() })));