bug#63115: closed (match-record cryptic error message on unbound record type)

[GNU bug Tracking System]

Your message dated Mon, 09 Oct 2023 23:45:10 -0400
with message-id <87cyxn6szd.fsf@gmail.com>
and subject line Re: bug#63115: match-record cryptic error message on unbound 
record type
has caused the debbugs.gnu.org bug report #63115,
regarding match-record cryptic error message on unbound record type
to be marked as done.

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-- 
63115: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=63115
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> --- Begin Message ---
>
>
>
> Subject: 
>
> match-record cryptic error message on unbound record type
>
>
>
>
> Date: 
>
> Thu, 27 Apr 2023 10:27:26 -0400
>
>
>
>
> Hi,
>
> When a record type is not in scope, the error message produced by the
> match-record macro from (guix records) reads something like:
>
> --8<---------------cut here---------------start------------->8---
> guix/records.scm:598:32: map-fields: bad use of syntactic keyword in subform 
> map-fields of map-fields
> --8<---------------cut here---------------end--------------->8---
>
> It'd be nicer if it could hint the developer what the error is exactly
> (unknown record type).
>
> Reproducer:
>
> --8<---------------cut here---------------start------------->8---
> scheme@(guile-user)>
>
> (use-modules (gnu system accounts)
>              (guix records))
>
> (define dummy-account
>   (user-account (name "dum") (group "dum")))
>
> (match-record dummy-account <user-account>
>   (name)
>   name)
>
> While compiling expression:
> Syntax error:
> guix/records.scm:598:32: map-fields: bad use of syntactic keyword in
> subform map-fields of map-fields
> --8<---------------cut here---------------end--------------->8---
>
> This was caused by <user-account> not being exported from (gnu system
> accounts).
>
> -- 
> Thanks,
> Maxim
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#63115: match-record cryptic error message on unbound record type
>
>
>
>
> Date: 
>
> Mon, 09 Oct 2023 23:45:10 -0400
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13)
>
>
>
>
> Hello,
>
> "(" <paren@disroot.org> writes:
>
> > Maxim Cournoyer <maxim.cournoyer@gmail.com> writes:
> >> When a record type is not in scope, the error message produced by the
> >> match-record macro from (guix records) reads something like:
> >>
> >> --8<---------------cut here---------------start------------->8---
> >> guix/records.scm:598:32: map-fields: bad use of syntactic keyword in subform 
> >> map-fields of map-fields
> >> --8<---------------cut here---------------end--------------->8---
> >
> > Josselin made a patch, which I adapted and submitted at
> > <https://issues.guix.gnu.org/63135>.
>
> Which has since been merged, thank you!  Closing.
>
> -- 
> Thanks,
> Maxim
>
>
> --- End Message ---