CTFE thoughts & functional approach

[Era Scarecrow via Digitalmars-d]

On Sunday, 31 January 2016 at 13:59:06 UTC, Robert M. Münch wrote:
> However, I'm wondering why most (everyone?) is trying to do 
> meta-programming using the same language as the one getting 
> compiled. IMO the use-cases a pretty different and doing CTFE, 
> code-generation etc. needs some other approach. If you look at 
> all the strange template syntax, strange hacks etc. it's all 
> far from being obvious.

  I have trouble coming up with a proper use-case to use Regex 
during CTFE; I mean, sure you can do a replacement expansion and 
encode a few bits to expand for a switch statement or something, 
but at the same time you can already do that.