From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Heime Newsgroups: gmane.emacs.help Subject: Re: Matching labels with buttons Date: Mon, 15 Jul 2024 12:35:53 +0000 Message-ID: References: <87r0bug978.fsf@rub.de> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="40606"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Heime via Users list for the GNU Emacs text editor To: Stephen Berman Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Mon Jul 15 14:37:10 2024 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1sTKx3-000AL4-KX for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 15 Jul 2024 14:37:09 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sTKwA-0001RM-Lr; Mon, 15 Jul 2024 08:36:14 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sTKw9-0001RB-74 for help-gnu-emacs@gnu.org; Mon, 15 Jul 2024 08:36:13 -0400 Original-Received: from mail-43167.protonmail.ch ([185.70.43.167]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sTKw7-0002TD-BX for help-gnu-emacs@gnu.org; Mon, 15 Jul 2024 08:36:12 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=protonmail.com; s=protonmail3; t=1721046968; x=1721306168; bh=vwibiZ6v4qqQ98f0iEl+OjWeswoqaZ2OaHhsdkl3ea8=; h=Date:To:From:Cc:Subject:Message-ID:In-Reply-To:References: Feedback-ID:From:To:Cc:Date:Subject:Reply-To:Feedback-ID: Message-ID:BIMI-Selector; b=lTUoeKkc4K2FnZ3ZDXJ+eAM2Aw5//2JJS58WZMXjaY+iURnGkfg25MXx3M5FuIow1 lUik7KfPnLO9urhxxJV9hzW+DrfqxEmkesNLRTxW5jdnYaPZ5E2hSs8vzic46aOO+t Ji6+wJC6VuqHDh9+b3hvO5RFq1aW0hypnhzbMGMih/trctrr+0ap41ROVbl1g0qWXM HDxoLhO57daql06WaR7eDN1P9rEhId3PuFwPDd3UEHPkPpiyB4YgdmBCdSvoLlqF3K stpFbqpZocshnvcdi3YUCQXXYl7HmMuZI4SSqatsikXk46kk7bRdQsveSPPhpN4E9H 6D7EaMqx/fW2Q== In-Reply-To: <87r0bug978.fsf@rub.de> Feedback-ID: 57735886:user:proton X-Pm-Message-ID: 83f47a693abb8054f6270183da10bcd148a8cf06 Received-SPF: pass client-ip=185.70.43.167; envelope-from=heimeborgia@protonmail.com; helo=mail-43167.protonmail.ch X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:147219 Archived-At: On Monday, July 15th, 2024 at 11:56 PM, Stephen Berman wrote: > On Mon, 15 Jul 2024 11:25:28 +0000 Heime heimeborgia@protonmail.com wrote= : >=20 > > Sent with Proton Mail secure email. > >=20 > > On Monday, July 15th, 2024 at 11:17 PM, Heime heimeborgia@protonmail.co= m wrote: > >=20 > > > I want to match cases such as > > >=20 > > > Label [-] > > >=20 > > > Have constructed the following regexp, but it does not match the abov= e > > >=20 > > > "\\(.\\)\\(\\s-\\[\\-\\]\\s-\\)" > > >=20 > > > I aw using > > >=20 > > > (when (string-match "\\(.\\)\\(\\s-\\[\\-\\]\\s-\\)" text) > >=20 > > In the code I have > >=20 > > (if (string-match "\\(\\s-\\[\\-\\]\\s-\\)\\(.*\\)" label) ; [-] LB > >=20 > > (progn > > (setq bt (match-string 1 label)) > > (setq lb (match-string 2 label)) > > (setq result > > (concat bt (propertize lb 'face '(:foreground "red"))))) > >=20 > > (when (string-match "\\(.\\)\\(\\s-\\[\\-\\]\\s-*\\)" label) ; LB [-] > >=20 > > (setq lb (match-string 1 label)) > > (setq bt (match-string 2 label)) > > (setq result > > (concat (propertize lb 'face '(:foreground "red")) bt))) > >=20 > > Doing some tests with > >=20 > > "OFF [-]" > >=20 > > keeps matching the first string-match >=20 >=20 > That's because your regexp isn't anchored, so string-match succeeds if > it finds a match anywhere in the string passed to it. To avoid this, > start the regexp with "\\`", which anchors it to the start of the string > being matched against; see (info "(elisp) Regexp Backslash"). >=20 > Steve Berman I would like to have two regex expressions, one to match only " [-] LABEL "= and=20 another to match only " LABEL [-] ". With any number of whitespace. Can one use "^" ? Or is "\\`" preferred ? And can one use "[[:space:]]*" r= ather than "\\s-*" ? Which is preferred ?