Also, I can't find where module+ is defined. Anyone has a pointer?
On Sun, Dec 17, 2017 at 9:34 AM, Laurent <laurent.ors...@gmail.com> wrote:
> Excellent, thanks a lot!
> On Sat, Dec 16, 2017 at 8:44 PM, Matthew Flatt <mfl...@cs.utah.edu> wrote:
> (set! submodule-content
>> (cons (syntax-local-introduce
>> (provide proc)
>> (define proc (list (cons 'prop prop-val) ...))))
> 1) I put all these macros in a separate module, to keep only the calls to
> `my-define` in "my-file.rkt". But then Racket was complaining about "no
> #%datum syntax transformer is bound" on "some value", that is, on
> `prop-val`. Some digging on the list told me that I could simply quote
> prop-val since this is supposed to be only data. And that works great.
> But for the sake of understanding, suppose that I have a racket/base
> expression like `(+ 3 4)` instead of "some value", then IIUC I need to give
> it some syntax location so that it can be interpreted correctly. Here, this
> location seems to be (inside?) the newly created submodule, but how do I
> refer to this place with `syntax/loc`?
> 2) Instead of `racket/base` for the submodule, I was thinking of using the
> `info` language, as it seems to be lighter and is made for data (although
> it does not seem to 'export' bindings). If I have to load many submodules
> of files like my-file.rkt, would there be a practical difference in terms
> of speed or memory, or can I just stick to racket/base (in the relatively
> unlikely case the user wants to use expressions in the `prop-val`s)?
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