Reimplementing the bulk of std.meta iteratively

[Adam D. Ruppe]

On Thursday, 8 October 2020 at 13:12:22 UTC, Andrei Alexandrescu 
wrote:
> Less flexible during compilation, more flexible at runtime.

With my little lib that uses string lambdas for templates:

pragma(msg, reified!q{
         // string template lambda
         a.sizeof == 4
}.run!(types =>
         types.filter!(a => a) // normal std.algorithm!
).over!(string, int, float, Object));