Re: [racket-users] cannot produce units from syntax transformers

2015-11-28 Thread Nota Poin
On Saturday, November 28, 2015 at 11:24:28 PM UTC, Matthew Flatt wrote: > That is, `import` is a binding form, just like `let`. Oh, that makes sense. So it gets swapped in the macro for a hygenic named variable, and the ones I pass by that name don't get swapped in the same fashion, thus aren't

Re: [racket-users] cannot produce units from syntax transformers

2015-11-28 Thread Matthew Flatt
Your example is similar to (define-syntax-rule (with-x body) (let ([x 5]) body)) (with-x x) ; => unbound identifier That is, `import` is a binding form, just like `let`. Bindings introduced by a hygienic macro do not capture identifiers at the macro-use site. If you want non-hygienic