From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#46331: provided-mode-derived-p doesn't work on aliases Date: Sat, 06 Feb 2021 12:04:14 +0100 Message-ID: <8735y9e9u9.fsf@gnus.org> References: Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="8130"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: 46331@debbugs.gnu.org To: Reuben Thomas Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sat Feb 06 12:05:10 2021 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 1l8LOn-0001z1-RU for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 06 Feb 2021 12:05:09 +0100 Original-Received: from localhost ([::1]:52608 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l8LOm-00073i-Hh for geb-bug-gnu-emacs@m.gmane-mx.org; Sat, 06 Feb 2021 06:05:08 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:38364) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l8LOg-00073Q-Bk for bug-gnu-emacs@gnu.org; Sat, 06 Feb 2021 06:05:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:33625) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1l8LOg-0002hr-4a for bug-gnu-emacs@gnu.org; Sat, 06 Feb 2021 06:05:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1l8LOf-0003HH-V0 for bug-gnu-emacs@gnu.org; Sat, 06 Feb 2021 06:05:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 06 Feb 2021 11:05:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 46331 X-GNU-PR-Package: emacs Original-Received: via spool by 46331-submit@debbugs.gnu.org id=B46331.161260947112540 (code B ref 46331); Sat, 06 Feb 2021 11:05:01 +0000 Original-Received: (at 46331) by debbugs.gnu.org; 6 Feb 2021 11:04:31 +0000 Original-Received: from localhost ([127.0.0.1]:45168 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1l8LOA-0003GC-Si for submit@debbugs.gnu.org; Sat, 06 Feb 2021 06:04:31 -0500 Original-Received: from quimby.gnus.org ([95.216.78.240]:51328) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1l8LO8-0003Fy-A8 for 46331@debbugs.gnu.org; Sat, 06 Feb 2021 06:04:28 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnus.org; s=20200322; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date: References:Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=Ovp6de6H5JGqAc8Ywowg0zfZJ+Wq7jjhyBsQlaDU/j0=; b=MMPRzMiPGSoFONOZLDWTI/D5mc 8q+xL6XJDxAxsUkw3gTwuRTs+BNe3ZWI9sWal0XvP1c4Fnnhm8AbISShHJcnbBmAszs+ENZvOrZvk +8Rd3da0Wq/KQ/uJjc92yy1Cfzm0QjhnaZE9OJT2UTotCB/hjiZrOeQhOxJdeOZHZqz4=; Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=xo) by quimby.gnus.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1l8LNw-0004kb-4u; Sat, 06 Feb 2021 12:04:21 +0100 X-Now-Playing: David Allred's _In A Town You Wouldn't Know_: "The Library" In-Reply-To: (Reuben Thomas's message of "Fri, 5 Feb 2021 17:13:06 +0000") 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:199413 Archived-At: Reuben Thomas writes: > javascript-mode is an alias for js-mode, and some third-party modes (e.g. > json-mode) derive from it. > > (provided-mode-derived-p 'js-mode 'prog-mode) == t > > but > > (provided-mode-derived-p 'javascript-mode 'prog-mode) == nil > > Hence in json-mode, (derived-mode-p 'prog-mode) evaluates to nil, which seems > unfortunate. Yup. I've now changed the function to also work on MODE parameters that are function aliases. -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no