Vibe.d download function, how to get callback when done or error?

[Imperatorn]

On Saturday, 23 September 2023 at 12:07:38 UTC, Joe wrote:
> I'm using download(url, filename) to download files in vibe.d.
>
> The issue is that I do not know when the download is finished 
> or errors. There is a callback for the streaming side but not 
> for the file download.

If you want an asynchronous download just create a task or use 
spawn. Apparently there's also this in vibe:
https://vibed.org/api/vibe.core.concurrency/async