"Little Scheme" and PL Design (Code Critique?)

[JG]

On Thursday, 17 November 2022 at 22:05:45 UTC, jwatson-CO-edu 
wrote:
> I just pushed a D implementation of "[Little 
> Scheme](https://mitpress.mit.edu/9780262560993/the-little-schemer/)", which is a limited educational version of [Scheme](https://en.wikipedia.org/wiki/Scheme_(programming_language)), to [GitHub](https://github.com/jwatson-CO-edu/SPARROW).
>
> [...]

I think using the d garbage collector is a good idea. (I have 
written two implementations of scheme like languages one in c and 
one in d, and I found it a great pleasure not to have to write a 
GC for the d one). On the other hand if you want to write one 
there is no obstruction doing so in d.