From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stephen Berman Newsgroups: gmane.emacs.devel Subject: Re: text-property-any Date: Fri, 25 Jan 2008 23:51:19 +0100 Message-ID: <87zlutr02g.fsf@escher.local.home> References: <878x2erlbf.fsf@escher.local.home> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1201301511 28521 80.91.229.12 (25 Jan 2008 22:51:51 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 25 Jan 2008 22:51:51 +0000 (UTC) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Jan 25 23:52:10 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 1JIXP5-0001cX-W0 for ged-emacs-devel@m.gmane.org; Fri, 25 Jan 2008 23:52:08 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1JIXOf-0002fB-PG for ged-emacs-devel@m.gmane.org; Fri, 25 Jan 2008 17:51:41 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1JIXOb-0002f2-B2 for emacs-devel@gnu.org; Fri, 25 Jan 2008 17:51:37 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1JIXOZ-0002eh-TB for emacs-devel@gnu.org; Fri, 25 Jan 2008 17:51:37 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1JIXOZ-0002ee-N6 for emacs-devel@gnu.org; Fri, 25 Jan 2008 17:51:35 -0500 Original-Received: from main.gmane.org ([80.91.229.2] helo=ciao.gmane.org) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1JIXOZ-0004fl-DE for emacs-devel@gnu.org; Fri, 25 Jan 2008 17:51:35 -0500 Original-Received: from list by ciao.gmane.org with local (Exim 4.43) id 1JIXOR-0003DW-5r for emacs-devel@gnu.org; Fri, 25 Jan 2008 22:51:27 +0000 Original-Received: from i5387d225.versanet.de ([83.135.210.37]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 25 Jan 2008 22:51:27 +0000 Original-Received: from Stephen.Berman by i5387d225.versanet.de with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Fri, 25 Jan 2008 22:51:27 +0000 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 14 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: i5387d225.versanet.de User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.50 (gnu/linux) X-detected-kernel: by monty-python.gnu.org: Linux 2.6, seldom 2.4 (older, 4) 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:87525 Archived-At: On Fri, 25 Jan 2008 10:51:56 -0500 Stefan Monnier wrote: >> The value of (text-property-any start end 'foo "bar") is always nil, >> because text-property-any in effect uses `eq' to check property values. >> Would there be bad consequences if it used `equal' instead? > > There are places where code expects properties to be compared with > `eq', yes. So we could add what you're requesting, but only as > an option. E.g. add a "compare-function" option that can default to > `eq' but can be set to anything else you fancy. Sounds like a good idea. Steve Berman