From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Koen van Greevenbroek Newsgroups: gmane.emacs.bugs Subject: bug#53367: 29.0.50; tramp-debug-buffer-command-completion-p fails in empty buffers Date: Wed, 19 Jan 2022 11:27:41 +0000 Message-ID: <116e7bded9ce1c2c5647b2feba9a5bac970b6017.camel@posteo.net> 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="15288"; mail-complaints-to="usenet@ciao.gmane.io" To: 53367@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Jan 19 16:23:32 2022 Return-path: Envelope-to: geb-bug-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 1nACo6-0003eg-Td for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 19 Jan 2022 16:23:30 +0100 Original-Received: from localhost ([::1]:36828 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nACo5-0000lU-RR for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 19 Jan 2022 10:23:29 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:48780) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nABxQ-0008HY-Bk for bug-gnu-emacs@gnu.org; Wed, 19 Jan 2022 09:29:04 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:60472) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nABxP-0002FU-Oo for bug-gnu-emacs@gnu.org; Wed, 19 Jan 2022 09:29:04 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1nABxP-0003ns-LW for bug-gnu-emacs@gnu.org; Wed, 19 Jan 2022 09:29:03 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Koen van Greevenbroek Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 19 Jan 2022 14:29:03 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 53367 X-GNU-PR-Package: emacs X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Original-Received: via spool by submit@debbugs.gnu.org id=B.164260254014575 (code B ref -1); Wed, 19 Jan 2022 14:29:03 +0000 Original-Received: (at submit) by debbugs.gnu.org; 19 Jan 2022 14:29:00 +0000 Original-Received: from localhost ([127.0.0.1]:53370 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nABxL-0003mv-NJ for submit@debbugs.gnu.org; Wed, 19 Jan 2022 09:29:00 -0500 Original-Received: from lists.gnu.org ([209.51.188.17]:45522) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1nA98H-0001rC-5A for submit@debbugs.gnu.org; Wed, 19 Jan 2022 06:28:05 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:55500) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nA98G-0000gG-Of for bug-gnu-emacs@gnu.org; Wed, 19 Jan 2022 06:28:04 -0500 Original-Received: from mout02.posteo.de ([185.67.36.66]:49717) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nA98E-00041T-Nn for bug-gnu-emacs@gnu.org; Wed, 19 Jan 2022 06:28:04 -0500 Original-Received: from submission (posteo.de [89.146.220.130]) by mout02.posteo.de (Postfix) with ESMTPS id 1AE06240105 for ; Wed, 19 Jan 2022 12:27:50 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.net; s=2017; t=1642591671; bh=UVwFodVppBA2FH+wmv2LI2QTGgf2YyWLaUa0Ndnn7yU=; h=Subject:From:To:Date:From; b=sDEx83uhoY83GrvrF6DQCMVqPD+RwAPIC6qMoNKju1lxKMk5W++0bIQ9nC3w2w91A h/njlNvGeJM9b6iTaZgLP9NBXqN3IwNXPwO3w+idm0oFdpCh6gXhU5AXVzupXOPd1f WvPMCsTcfPzkvboD11n5llv0D3zVZLtSPiVvz9t7Gv9E7ffNVToxXi6Omsw9Y9y1IR 4sYlSzfn3C6NhxMkhqa95v7Wh0pMBID8R7SvUqfWfpgxUIMWotmVE12JkEPQyFE+wD /NiPASmfaUh06IXBgp29ggaUzffwWSYQSM7KZZqCOZOu8/AB/wQqkvzotStDmcpETx H/8KG2Eq504xw== Original-Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4Jf3KL3hR2z9rxM for ; Wed, 19 Jan 2022 12:27:50 +0100 (CET) Received-SPF: pass client-ip=185.67.36.66; envelope-from=koenvg@posteo.net; helo=mout02.posteo.de X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Wed, 19 Jan 2022 09:28:40 -0500 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:224608 Archived-At: Starting from `emacs -Q`: 1. Evaluate the following: (require 'tramp) (setq read-extended-command-predicate       #'command-completion-default-include-p) 2. Open any empty buffer. 3. Press 'M-x TAB' to trigger a completion. We get the following message: "read-extended-command-predicate: tramp-setup-debug-buffer: Args out of range: #, 1, 10". This is due to the following code in tramp.el: ;; This function takes action since Emacs 28.1, when ;; `read-extended-command-predicate' is set to ;; `command-completion-default-include-p'. (defun tramp-debug-buffer-command-completion-p (_symbol buffer)   "A predicate for Tramp interactive commands. They are completed by \"M-x TAB\" only in Tramp debug buffers."   (with-current-buffer buffer     (string-equal (buffer-substring 1 10) ";; Emacs:"))) In particular, the above function assumes that the current buffer contains 10 or more characters, which might not always be the case. In emacs -Q, the error message is "silent" (only shown in the *Messages*), but the message is somewhat annoyingly shown in the completion prompt when using e.g. vertico. Cheers, Koen