From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.devel Subject: Re: Text property searching Date: Mon, 16 Apr 2018 17:11:04 +0200 Message-ID: <87vacr1913.fsf@mouse.gnus.org> References: <87lgdo5bb3.fsf@mouse.gnus.org> <87y3hn2wdo.fsf@mouse.gnus.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1523891377 29550 195.159.176.226 (16 Apr 2018 15:09:37 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 16 Apr 2018 15:09:37 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: emacs-devel@gnu.org To: Dmitry Gutov Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Apr 16 17:09:32 2018 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1f85l6-0007bU-Hg for ged-emacs-devel@m.gmane.org; Mon, 16 Apr 2018 17:09:32 +0200 Original-Received: from localhost ([::1]:52122 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f85nD-0000bI-1A for ged-emacs-devel@m.gmane.org; Mon, 16 Apr 2018 11:11:43 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:53684) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f85n2-0000aC-Uv for emacs-devel@gnu.org; Mon, 16 Apr 2018 11:11:34 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f85my-0002y8-1x for emacs-devel@gnu.org; Mon, 16 Apr 2018 11:11:32 -0400 Original-Received: from hermes.netfonds.no ([80.91.224.195]:56373) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1f85mx-0002sB-RZ for emacs-devel@gnu.org; Mon, 16 Apr 2018 11:11:27 -0400 Original-Received: from 46.67.12.60.tmi.telenormobil.no ([46.67.12.60] helo=corrigan) by hermes.netfonds.no with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1f85mn-0002Hu-Bv; Mon, 16 Apr 2018 17:11:19 +0200 Original-Received: from larsi by corrigan with local (Exim 4.89) (envelope-from ) id 1f85ma-0006qC-Tm; Mon, 16 Apr 2018 17:11:04 +0200 In-Reply-To: (Dmitry Gutov's message of "Mon, 16 Apr 2018 16:04:13 +0300") X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 80.91.224.195 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:224645 Archived-At: Dmitry Gutov writes: >>> "Equals or includes" should be another popular predicate (think faces). >> >> Yes, that's true... We could have a special symbol for that<...> > I'd like that. On the other hand, perhaps we should just have a general predicate for this not-uncommon thing? `equal-or-member'? It would literally be (defun equal-or-member (thing collection) (or (equal thing collection) (and (consp collection) (member thing collection)))) We have a lot of data structures that can be lists or atoms, so I think it might be generally useful... -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no