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: Re: (interactive) and &optional Date: Fri, 24 Mar 2023 22:07:30 +0100 Message-ID: <87tty9x3hp.fsf@dataswamp.org> References: <25628.42021.832534.376361@woitok.gmail.com> <87sfdt6feg.fsf@posteo.net> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="7650"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:8fqZsTe1Zin+iH31fo58m1l1qgg= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Mon Mar 27 02:21:20 2023 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 1pgabv-0001is-A7 for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 27 Mar 2023 02:21:19 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pgabF-0007DD-F0; Sun, 26 Mar 2023 20:20:37 -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 1pfodV-0004Bu-DB for help-gnu-emacs@gnu.org; Fri, 24 Mar 2023 17:07:46 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pfodS-0005Gh-Kj for help-gnu-emacs@gnu.org; Fri, 24 Mar 2023 17:07:44 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1pfodN-00034H-1B for help-gnu-emacs@gnu.org; Fri, 24 Mar 2023 22:07:37 +0100 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: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Sun, 26 Mar 2023 20:20:35 -0400 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:143119 Archived-At: Philip Kaludercic wrote: > The issue here is that the function is difficult to re-use > from other scripts. If the interactive stuff is encapsulated > within an (interactive) form then you avoid the issue. `interactive' is the right place for everything interactive, so unless there is a specific reason why it is impractical to put it there, that's where one should put the interactive stuff. But I do get the feeling one could improve `interactive' ... Note that you can also use `cl-defun' to put the default values there, as in ;;; -*- lexical-binding: t -*- ;; ;; this file: ;; https://dataswamp.org/~incal/emacs-init/dice.el (require 'cl-lib) (cl-defun dice (&optional (sides 6) (num 1)) (cl-loop repeat num with sum = 0 do (cl-incf sum (1+ (random sides))) finally return sum) ) ;; (dice) ; 1D6, 1-6 ;; (dice 3) ; 1D3, 1-3 ;; (dice 3 2) ; 2D3, 2-6 (provide 'dice) -- underground experts united https://dataswamp.org/~incal