DIP 50 - AST macros

[Dejan Lekic]

>
> 1. I've seen very heavy use of such macros in macro assemblers. 
> What happens is people use it to invent their own (very 
> baroque) language on top of the existing assembler one. Anyone 
> trying to read the code has to learn this new unique language, 
> and given the limitations of the macro capability, it often 
> comes with unfixable bizarre corner cases and limitations.
>

Metaprogramming (almost) does the same. At least that is my 
impression. Sometimes I have to go through hundreds of lines of 
templated D code to understand what a single line does...