See https://docs.racket-lang.org/reference/stxtrans.html#%28def._%28%28quote._~23~25kernel%29._syntax-local-introduce%29%29 for an example program that requires a library via a macro.
On Thu, Nov 12, 2020 at 3:09 AM Veit Heller <[email protected]> wrote: > > Hello, > > I’m suspecting I’m getting a little turned around by phase levels and > where `require` comes in: it seems to be impossible to write a macro that > expands to a valid `require` (it doesn’t throw an error, but the functions > aren’t defined either). What am I missing? At what phase level does > `require` do its magic? And can I tap into this magic from within a macro? > > An example to illustrate my point: > > ``` > (define-syntax require-distributed () > ((_) > (require racket/place/distributed))) ; could be anything, really > (require-distributed) ; expands and runs fine, but no symbols :( > ``` > > I know that this is somewhat of an odd thing to want, and I understand if > it’s not possible. > > V > > -- > You received this message because you are subscribed to the Google Groups > "Racket Users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/racket-users/a49ab428-ae49-45ce-9d16-8a77d27f5a85n%40googlegroups.com > <https://groups.google.com/d/msgid/racket-users/a49ab428-ae49-45ce-9d16-8a77d27f5a85n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Racket Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/racket-users/CADcuegsm45NnAdw-yAqNUPKnytasXuvV0yoNQiW6cb-xu43tVw%40mail.gmail.com.
