all messages for Emacs-related lists mirrored at yhetil.org
 help / color / mirror / code / Atom feed
From: Stefan Monnier via Users list for the GNU Emacs text editor <help-gnu-emacs@gnu.org>
To: help-gnu-emacs@gnu.org
Subject: Re: EIEIO accessing class slots
Date: Fri, 11 Jun 2021 10:23:39 -0400	[thread overview]
Message-ID: <jwvzgvw1nwv.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: jwvczss34wa.fsf-monnier+emacs@gnu.org

>>> If you expect it to return the ((moirai-dired-p) ...)
>>> you specified in the `defclass`, then why not do:
>>>     (defvar foo-bar '((moirai-dired-p) ...))
>>> so you can get this value without having to ask the class?
>> Is that terrible to ask to the class ?
> To the extent that it doesn't exist in CLOS, then I think it's better to
> avoid using this functionality ;-)

Another reason is that this is an undocumented behavior: `oref-default`
is defined to return the value of class-allocated slots, not the "default
value" of normal slots.


        Stefan




  reply	other threads:[~2021-06-11 14:23 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-10 15:20 EIEIO accessing class slots pillule
2021-06-10 19:38 ` pillule
2021-06-10 22:03   ` Stefan Monnier via Users list for the GNU Emacs text editor
2021-06-10 22:02 ` Stefan Monnier via Users list for the GNU Emacs text editor
2021-06-10 23:04   ` pillule
2021-06-11  0:04     ` Stefan Monnier via Users list for the GNU Emacs text editor
2021-06-11  0:23       ` pillule
2021-06-11  0:59         ` pillule
2021-06-11 13:50           ` Stefan Monnier
2021-06-11 13:45         ` Stefan Monnier
2021-06-11 14:23           ` Stefan Monnier via Users list for the GNU Emacs text editor [this message]
2021-06-11 14:29             ` Stefan Monnier via Users list for the GNU Emacs text editor
2021-06-12 10:35           ` pillule
2021-06-11  2:52       ` pillule

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=jwvzgvw1nwv.fsf-monnier+emacs@gnu.org \
    --to=help-gnu-emacs@gnu.org \
    --cc=monnier@iro.umontreal.ca \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
Code repositories for project(s) associated with this external index

	https://git.savannah.gnu.org/cgit/emacs.git
	https://git.savannah.gnu.org/cgit/emacs/org-mode.git

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.