A way to mixin during runtime?

[Mathias LANG]

On Friday, 27 August 2021 at 06:52:10 UTC, Kirill wrote:
> Is there a way to do mixin or similar during runtime?
>
> I'm trying to read a csv file and extract data types. Any ideas 
> on how this should be approached in D are greatly appreciated.

You cannot mixin at runtime. However, it is fairly easy to map a 
finite and CT-know set of argument to runtime arguments via 
`static foreach`.
Could you give us example of the content of your CSV file and 
what you are trying to do ?