From: Jan Nieuwenhuizen <janneke-list@xs4all.nl>
To: Andy Wingo <wingo@pobox.com>
Cc: guile-devel <guile-devel@gnu.org>
Subject: Re: implicitly using existing function as generic fails in 1.9
Date: Fri, 11 Feb 2011 19:53:06 +0100 [thread overview]
Message-ID: <1297450386.2325.263.camel@vuurvlieg> (raw)
In-Reply-To: <m3ei7ecvi7.fsf@unquote.localdomain>
[-- Attachment #1: Type: text/plain, Size: 1009 bytes --]
Andy Wingo schreef op vr 11-02-2011 om 18:48 [+0100]:
> On Wed 02 Feb 2011 15:02, Jan Nieuwenhuizen <janneke-list@xs4all.nl> writes:
>
> > WARNING: (use): `remove!' imported from both (remove) and (srfi srfi-1)
>
> As far as I can tell, it never worked to merge generics between a
> regular procedure and a generic.
> And indeed that does not appear to work with 1.8.
I'm attaching the individual files; this works with 1.8.7:
19:52:20 janneke@vuurvlieg:~/vc/schikkers-list/remove
$ ./run.scm
WARNING: (use): `remove!' imported from both (srfi srfi-1) and (remove)
<class>: remove!
19:52:24 janneke@vuurvlieg:~/vc/schikkers-list/remove
> I don't understand what's going on here, really. Do you?
No, and if you say it's not supported, I'll just have to
choose other names for those functions.
Jan.
--
Jan Nieuwenhuizen <janneke@gnu.org> | GNU LilyPond http://lilypond.org
Freelance IT http://JoyofSource.com | Avatar® http://AvatarAcademy.nl
[-- Attachment #2: use.scm --]
[-- Type: text/x-scheme, Size: 180 bytes --]
(define-module (use)
#:use-module (oop goops)
#:use-module (srfi srfi-1)
#:use-module (remove)
#:export (main))
(define obj (make <cls>))
(define (main)
(remove! obj))
[-- Attachment #3: run.scm --]
[-- Type: text/x-scheme, Size: 122 bytes --]
#! /bin/sh
# -*- scheme -*-
exec guile --debug -L $(dirname $0) -s $0 "$@"
!#
;;(use-modules
;; (use))
((@ (use) main))
[-- Attachment #4: remove.scm --]
[-- Type: text/x-scheme, Size: 246 bytes --]
(define-module (remove)
#:use-module (oop goops)
#:use-module (srfi srfi-1)
#:duplicates (merge-generics)
#:export (<cls>
remove!))
(define-class <cls> ())
(define-method (remove! (self <cls>))
(format #t "<class>: remove!\n"))
next prev parent reply other threads:[~2011-02-11 18:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-02 14:02 implicitly using existing function as generic fails in 1.9 Jan Nieuwenhuizen
2011-02-11 17:48 ` Andy Wingo
2011-02-11 18:53 ` Jan Nieuwenhuizen [this message]
2011-02-12 10:32 ` Andy Wingo
2011-05-23 20:42 ` Andy Wingo
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