[gambit-list] Gerbil: What's the defsyntax-for-import&/export forms for, e.g. rename-in/out, except-in/out

Dimitris Vyzovitis vyzo at hackzen.org
Tue Oct 22 10:25:44 EDT 2019


They are documented in the reference:
https://cons.io/reference/core-prelude.html#module-sugar

-- vyzo

On Tue, Oct 22, 2019 at 5:12 PM Adam <adam.mlmb at gmail.com> wrote:

> Hi Vyzo,
>
> The core prelude (
> https://github.com/vyzo/gerbil/blob/master/src/gerbil/prelude/core.ss)
> defines some extensions to |import| and |export|.
>
> Bumped into studying this in proto.ss, which contains (export ...
> (struct-out !rpc ...) ...).
> struct-out can be understood from its use - it's for exporting a structure
> with its constructors, accessors, mutators. (struct-out's definition code
> is totally unreadable to me though.)
>
> All of these are undocumented, may you want to comment on what they are
> for also with a single use example (or add to some documentation section in
> your guide)?
>
> Thanks!
> Adam
>
> defsyntax-for-import-export:s:
>
>    - for-syntax
>    - for-template
>
>
> defsyntax-for-import:s::
>
>    - only-in
>    - except-in
>    - rename-in
>    - prefix-in
>    - group-in
>
>
> defsyntax-for-export:s:
>
>    - except-out
>    - rename-out
>    - prefix-out
>    - struct-out
>
>
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