Re: for with break and continue

[Jean Abou Samra]

Le 04/09/2022 à 16:41, Damien Mattei a écrit :
> yes in fact a lot of function related to syntax (datum->syntax, etc) 
> are not in R6RS and R7RS-small,


datum->syntax actually *is* R6RS, in the "libraries" document. See 
http://www.r6rs.org/final/r6rs-lib.pdf page 55.

(It is not in R7RS small, since R7RS small doesn't even have syntax-case.)


> i have to keep that in mind because i want to write a library that 
> could be portable between scheme implementation and that support 
> curly-infix ,less than a number of scheme that count with the fingers 
> of an hand ,at the end.... :-) but 'for was a disgression,i know 
> 'while of guile, again not standard...
>
> Regards,
> Damien
>
> On Sun, Sep 4, 2022 at 2:40 PM Jean Abou Samra <jean@abou-samra.fr> wrote:
>
>
>
>     Le 04/09/2022 à 14:00, Damien Mattei a écrit :
>     > yes very good
>     > then break si not overwritten, using module, i do not know if
>     modules
>     > is finally standardised in R6RS, and in guile?
>
>
>
>     Guile supports R6RS libraries, but it's not the same as its
>     traditional
>     use-modules/define-module forms.
>
>     https://www.gnu.org/software/guile/manual/html_node/R6RS-Libraries.html
>
>     But you're going to have a much more pressing problem with
>     standardization: syntax parameters are not standard. So you're a bit
>     stuck there.
>
>
>
>     > a few problem with module i hope to fix it later but it works with
>     > your example, not sure let/ec is standart?
>
>
>     let/ec is not standard, but exceptions are. See section 7 of the
>     libraries document of R6RS:
>
>     http://www.r6rs.org/final/r6rs-lib.pdf
>
>     Best,
>     Jean