How to make a standalone .a using dub?

[Yuxuan Shui via Digitalmars-d-learn]

On Thursday, 30 July 2015 at 00:14:23 UTC, Yuxuan Shui wrote:
> Is there a way to have dub pack the library along with all its 
> dependencies into a single .a?

And if not, is there any D build system capable of doing this? 
reggae maybe?