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: Lisp Live buffer Date: Mon, 26 Dec 2022 21:26:12 +0100 Message-ID: <87bknpgbdn.fsf@dataswamp.org> References: <87sfhsczaa.fsf@dataswamp.org> <8A1A0B61-1853-4EEE-AB2E-A5975D8B8241@gnu.support> <87lenjq35z.fsf@dataswamp.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="18433"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:E8eMwyY4PpXIoZLhgwFBPb7AP5g= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Mon Dec 26 21:32:58 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 1p9u9a-0004Wg-3K for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 26 Dec 2022 21:32:58 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1p9u8e-0007uu-0i; Mon, 26 Dec 2022 15:32:00 -0500 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 1p9u3G-0007Bp-L8 for help-gnu-emacs@gnu.org; Mon, 26 Dec 2022 15:26:26 -0500 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 1p9u3C-0000ai-K3 for help-gnu-emacs@gnu.org; Mon, 26 Dec 2022 15:26:24 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1p9u3A-0007iE-1H for help-gnu-emacs@gnu.org; Mon, 26 Dec 2022 21:26:20 +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: Mon, 26 Dec 2022 15:31:58 -0500 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:141944 Archived-At: > (setq ttt-board > (list > '(x o o) > '(· x ·) > '(· · x) )) I have tried to do a MVC Elisp demo but the function 'world-set' is incorrect, I still didn't get past that step. See below, it's line 32-38. The result is visible in the test function and it's output, last. What is needed is essentially a multidimensional array and then getters and setters (based on indexes or coordinates) to operate on that. Ideas? ;;; -*- lexical-binding: t -*- ;; ;; this file: ;; https://dataswamp.org/~incal/emacs-init/mvc/model.el (require 'cl-lib) (defun make-world (dim len &optional init) (or init (setq init ".")) (if (= dim 1) (make-list len init) (make-list len (make-world (1- dim) len init)) )) (defun world-size (world) (length (flatten-list world)) ) (defun make-world-test () (let ((tests (list (list "cell" (make-world 1 1) 1) (list "ttt" (make-world 2 3) 9) (list "chess" (make-world 2 8) 64) (list "cube" (make-world 3 3) 27) ))) (cl-loop for (name world expected) in tests and num-tests from 0 do (let ((size (world-size world))) (unless (= size expected) (error "World %s has size %s, expected %s" name size expected) )) finally return (= num-tests (length tests)) ))) ;; (make-world-test) (defun world-set (world pos to) (if (= 1 (length pos)) (setcar (nthcdr (car pos) world) to) (setcar (nthcdr (car pos) world) (world-set (car (nthcdr (car pos) world)) (cdr pos) to) )) world) (defun world-set-test () (let ((ttt (make-world 2 3)) ) (world-set ttt '(0 1) "a") )) ;; (world-set-test) ; (("." "a" ".") ("." "a" ".") ("." "a" ".")) (provide 'model) -- underground experts united https://dataswamp.org/~incal