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: insert gives args out of range Date: Fri, 16 Aug 2024 12:03:37 +0000 Message-ID: References: <87plq8n66z.fsf@gmx.net> <87le0wn0ru.fsf@gmx.net> 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="30660"; 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 Fri Aug 16 14:04:39 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 1sevh9-0007tk-S0 for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 16 Aug 2024 14:04:39 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sevgI-0007r4-Gj; 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envelope-from=heimeborgia@protonmail.com; helo=mail-4319.protonmail.ch X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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:147712 Archived-At: On Friday, August 16th, 2024 at 11:51 PM, Stephen Berman wrote: > On Fri, 16 Aug 2024 10:59:09 +0000 Heime heimeborgia@protonmail.com wrote= : >=20 > > On Friday, August 16th, 2024 at 10:20 PM, Heime heimeborgia@protonmail.= com wrote: > >=20 > > > On Friday, August 16th, 2024 at 9:54 PM, Stephen Berman > > > stephen.berman@gmx.net wrote: > > >=20 > > > > On Fri, 16 Aug 2024 09:24:23 +0000 Heime heimeborgia@protonmail.com= wrote: > > > >=20 > > > > > I want to display text starting from "(defun" up to the second bl= ank > > > > > line that is encountered. > > > > >=20 > > > > > But with this code I get > > > > >=20 > > > > > insert: Args out of range: #, 2706, 2804 > > > > >=20 > > > > > (defun display-text () > > > > > "Display the text between a line starting with '(defun' and the s= econd > > > > > blank line." > > > > > (interactive) > > > > > (let ((output-buffer (get-buffer-create "Defun Sections"))) > > > > > (with-current-buffer output-buffer > > > > > (erase-buffer)) ;; Clear previous contents > > > > > (save-excursion > > > > > (goto-char (point-min)) > > > > > (while (re-search-forward "^(defun" nil t) > > > > > (let ((start (match-beginning 0)) > > > > > (blank-lines 0) > > > > > end) > > > > > ;; Move forward to find the second blank line > > > > > (while (and (< blank-lines 2) > > > > > (re-search-forward "^\\s-*$" nil t)) > > > > > (setq blank-lines (1+ blank-lines))) > > > > > (setq end (point)) > > > > > ;; Ensure the range is valid before inserting > > > > > (when (> end start) > > > > > (with-current-buffer output-buffer > > > > > (insert (buffer-substring-no-properties start end) "\n")))))) > > > > > ;; Display the output buffer > > > > > (display-buffer output-buffer))) > > > >=20 > > > > You've set `start' and` end' in a different buffer than output-buff= er > > > > but you're invoking buffer-substring-no-properties with these value= s in > > > > output-buffer, which you've erased, so those values are not in the = range > > > > of possible values in output-buffer. Try let-binding the result of > > > > invoking buffer-substring-no-properties before the second invocatio= n of > > > > with-current-buffer. > > > >=20 > > > > Steve Berman > >=20 > > I updated as suggested. Although I get the output, the search stops on = the first > > blank line rather than on the second blank line. >=20 >=20 > Consider a buffer "test" with the following content (two blank lines > between the defuns): >=20 > ;;;;;;;;;;;;; >=20 > (defun f1 () > (ignore)) >=20 >=20 > (defun f2 () > (ignore)) > ;;;;;;;;;;;;; >=20 > When you call `display-text' in "test", the first evaluation of the > sexp (re-search-forward "^\\s-*$" nil t) moves point to the first blank > line below the first defun. Where is point after the second evaluation > of that sexp? - Steve Berman It is still at the beginning of the first blank line.