Metaprogramming without templates

[SealabJaster]

On Sunday, 20 June 2021 at 22:51:06 UTC, Stefan Koch wrote:
> ...

If something like this gets through, would this allow things like 
converting range queries into SQL, for example, like how Entity 
Framework allows?

e.g. You can convert `db.people.filter!(p => p.isMale)` directly 
into a prepared statement similar to `SELECT * FROM people WHERE 
isMale = TRUE`?