implementing --version?

[Meta via Digitalmars-d-learn]

On Tuesday, 22 November 2016 at 00:41:42 UTC, Meta wrote:
> You could write a little script to generate an increasing 
> version and save it in a file. Then with Dub you can use a 
> pre-build or pre-generate command to call that script, and in 
> your D code do `enum version = import("version.txt");`. You can 
> do whatever you want with this text; process it, convert it to 
> an internal data structure, populate settings, etc.
>
> I created a thread a little while ago that's somewhat on this 
> topic... It was partially about Dub pre-build and pre-generate 
> commands so you may find it useful.
>
> http://forum.dlang.org/thread/mzipqtnimvexeddjtcju@forum.dlang.org

Also another thread I created on the Dub subforum where the 
creator goes into a little more detail:

http://forum.rejectedsoftware.com/groups/rejectedsoftware.dub/thread/8012/