`async` methods that return `IAsyncEnumerator<T>` should be treated in the same way as methods that return `IAsyncEnumerable<T>`. Visual Studio version 18.6.2 (stable).
asyncmethods that returnIAsyncEnumerator<T>should be treated in the same way as methods that returnIAsyncEnumerable<T>.Visual Studio version 18.6.2 (stable).