From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg Newsgroups: gmane.emacs.help Subject: DWIM interface (was: Re: Select/highlight and *copy* matches of some regex) Date: Tue, 28 Jun 2022 01:11:04 +0200 Message-ID: <87r139g0s7.fsf_-_@dataswamp.org> References: <82a978f3-e974-4d8f-b87e-5707ffec0b5b@www.fastmail.com> <87pmitvn8x.fsf@rub.de> <875yklolp3.fsf@fastmail.fm> <87fsjphhar.fsf@dataswamp.org> <87bkudhgq2.fsf@dataswamp.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="34283"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:nuqNaTo2X+82kWsTLbUx+8F9Lb0= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Tue Jun 28 01:17:20 2022 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 1o5xyp-0008dp-Tz for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 28 Jun 2022 01:17:19 +0200 Original-Received: from localhost ([::1]:54574 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1o5xyo-0000Uk-Rv for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 27 Jun 2022 19:17:18 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50580) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o5xwh-00082U-SY for help-gnu-emacs@gnu.org; Mon, 27 Jun 2022 19:15:08 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:47676) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1o5xwd-0003yL-Io for help-gnu-emacs@gnu.org; Mon, 27 Jun 2022 19:15:07 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1o5xwc-0005sp-9f for help-gnu-emacs@gnu.org; Tue, 28 Jun 2022 01:15:02 +0200 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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" Xref: news.gmane.io gmane.emacs.help:138141 Archived-At: > Either use the region or consider that an interactive > feature only and set 'beg' and 'end' to the default > `point-min' and `point-max'? Or `point' (not `point-min'), that's another thing to think about ... but that maybe depends on the particular function, or more so at least, what to do from Lisp with no supplied boundaries _but_ a region, if you have a good answer to that I think it would hold for all such functions ... Here, compare ... ? ;;; -*- lexical-binding: t -*- ;; ;; this file: ;; https://dataswamp.org/~incal/emacs-init/dwim.el (defun test-dwim (&optional beg end) (interactive (when (use-region-p) (list (region-beginning) (region-end)) )) (or beg (setq beg (point-min))) ; or (point) (or end (setq end (point-max))) ;; insert code here ;; now let's just make a list to do something (list beg end) ) (defun test-dwim-2 (&optional beg end) (interactive (when (use-region-p) (list (region-beginning) (region-end)) )) (or beg (setq beg (if (use-region-p) (region-beginning) (point-min)))) (or end (setq end (if (use-region-p) (region-end) (point-max)))) (list beg end) ) -- underground experts united https://dataswamp.org/~incal