From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: doc-view support for bookmark.el Date: Tue, 01 Jan 2008 21:18:53 -0500 Message-ID: References: <8763yn3v07.fsf@member.fsf.org> <87prwu3kg0.fsf@member.fsf.org> <87prwu77ug.fsf@member.fsf.org> <87lk7hz3rg.fsf@red-bean.com> <87wsqye65v.fsf@kfs-lx.rd.rdm> <87odc9m351.fsf@kfs-lx.rd.rdm> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1199240417 10879 80.91.229.12 (2 Jan 2008 02:20:17 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 2 Jan 2008 02:20:17 +0000 (UTC) Cc: Karl Fogel , emacs-devel@gnu.org To: storm@cua.dk (Kim F. Storm) Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Jan 02 03:20:35 2008 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1J9tDc-0000u5-UV for ged-emacs-devel@m.gmane.org; Wed, 02 Jan 2008 03:20:33 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1J9tDG-0002B7-VH for ged-emacs-devel@m.gmane.org; Tue, 01 Jan 2008 21:20:11 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1J9tC5-00019A-9O for emacs-devel@gnu.org; Tue, 01 Jan 2008 21:18:57 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1J9tC3-00016w-4f for emacs-devel@gnu.org; Tue, 01 Jan 2008 21:18:56 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1J9tC2-00016o-VS for emacs-devel@gnu.org; Tue, 01 Jan 2008 21:18:55 -0500 Original-Received: from ironport2-out.pppoe.ca ([206.248.154.182]) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1J9tC2-0006dp-Ob for emacs-devel@gnu.org; Tue, 01 Jan 2008 21:18:54 -0500 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AgAAAK+CekfO+IaddGdsb2JhbACQEQEwlW8 X-IronPort-AV: E=Sophos;i="4.24,231,1196658000"; d="scan'208";a="12171566" Original-Received: from smtp.pppoe.ca ([65.39.196.238]) by ironport2-out.pppoe.ca with ESMTP; 01 Jan 2008 21:18:54 -0500 Original-Received: from pastel.home ([206.248.134.157]) by smtp.pppoe.ca (Internet Mail Server v1.0) with ESMTP id IDU42154; Tue, 01 Jan 2008 21:18:54 -0500 Original-Received: by pastel.home (Postfix, from userid 20848) id 0232284AE; Tue, 1 Jan 2008 21:18:53 -0500 (EST) In-Reply-To: <87odc9m351.fsf@kfs-lx.rd.rdm> (Kim F. Storm's message of "Sun, 30 Dec 2007 01:34:34 +0100") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.50 (gnu/linux) X-detected-kernel: by monty-python.gnu.org: Genre and OS details not recognized. X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:85838 Archived-At: >>>> cleanest thing would probably be an association list: >>>> >>>> '((buffer BUFFER) (point POINT)) >>>> >> >>> If you decide to change this, please use a plist, as in >> >>> '(:buffer BUFFER :point POINT ...) >> >> Why? > Alists certainly are more generally useful and versatile, but for this > kind of values, I find plists + keywords much simpler to use and > understand than alists. > E.g. it's trivial to make such a value: > (list :buffer (current-buffer) :point (point)) > However, if you decide an alist is better, shouldn't it be: > '((buffer . BUFFER) (point . POINT)) > using conses rather than lists as values ? Yes, but the lists here are generated by Lisp code, not hard-coded, so the extra " . " and the extra parentheses don't matter. I consider plists to be an unfortunate accident in Lisp's life. Stefan