From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Artur Malabarba Newsgroups: gmane.emacs.bugs Subject: bug#20600: 24.5.3: add-hook - wrong arguments error Date: Mon, 18 May 2015 18:29:25 +0100 Message-ID: References: <555979F2.1010705@easy-emacs.de> Reply-To: bruce.connor.am@gmail.com NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: ger.gmane.org 1431970228 10179 80.91.229.3 (18 May 2015 17:30:28 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 18 May 2015 17:30:28 +0000 (UTC) Cc: 20600@debbugs.gnu.org To: Stefan Monnier Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon May 18 19:30:17 2015 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1YuOro-0001TI-Ts for geb-bug-gnu-emacs@m.gmane.org; Mon, 18 May 2015 19:30:17 +0200 Original-Received: from localhost ([::1]:42291 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YuOro-0000NF-AF for geb-bug-gnu-emacs@m.gmane.org; Mon, 18 May 2015 13:30:16 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:41364) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YuOrk-0000N9-Lm for bug-gnu-emacs@gnu.org; Mon, 18 May 2015 13:30:13 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YuOrf-0002Hh-19 for bug-gnu-emacs@gnu.org; Mon, 18 May 2015 13:30:12 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:39399) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YuOre-0002Gr-Uk for bug-gnu-emacs@gnu.org; Mon, 18 May 2015 13:30:06 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1YuOrd-0004IY-9m for bug-gnu-emacs@gnu.org; Mon, 18 May 2015 13:30:05 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Artur Malabarba Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 18 May 2015 17:30:05 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 20600 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 20600-submit@debbugs.gnu.org id=B20600.143197017416460 (code B ref 20600); Mon, 18 May 2015 17:30:05 +0000 Original-Received: (at 20600) by debbugs.gnu.org; 18 May 2015 17:29:34 +0000 Original-Received: from localhost ([127.0.0.1]:49374 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YuOr7-0004HP-H2 for submit@debbugs.gnu.org; Mon, 18 May 2015 13:29:34 -0400 Original-Received: from mail-la0-f53.google.com ([209.85.215.53]:34010) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1YuOr5-0004H9-Iw for 20600@debbugs.gnu.org; Mon, 18 May 2015 13:29:32 -0400 Original-Received: by laat2 with SMTP id t2so229883979laa.1 for <20600@debbugs.gnu.org>; Mon, 18 May 2015 10:29:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:reply-to:sender:in-reply-to:references:date:message-id :subject:from:to:cc:content-type; bh=JfnqI7ZPmXlWSFCdLzQ2BrsF8he5KNKCrt58mPnwdCw=; b=GGKFxTEF70PMSk5WuB9x6PeYTn0u2k/nyGkQti7imSrLTE9lRbNT4bcfOHWjaFejEO DYY7/c/S8GraVJtn2Xbka/k57LT0nlDibqlQl5BJHrw3UMQCL9T+crMP+SLUoGX7icch X3qLTsJUWrXCLfO1BjjYQGrnuqTq3Sm5fy1Sz1HCvLvHY1M8kjB2z6xb+UZJ+QQgVbvt U7wJARfC/mpvE65txpjiXrhykyPaoOBALazrETdU+lIPiU2dmKgOjEjzo74I6/sKdZa5 NB8yj1O07jjKScDiSOTBQla3JLJciBu7GQZyCLKQkLMfYxgteUDo5M9oXL+Ij1jgqjwH 7CYA== X-Received: by 10.152.7.239 with SMTP id m15mr17522176laa.95.1431970165602; Mon, 18 May 2015 10:29:25 -0700 (PDT) Original-Received: by 10.25.150.1 with HTTP; Mon, 18 May 2015 10:29:25 -0700 (PDT) In-Reply-To: X-Google-Sender-Auth: C6cBuuGbBbKvJzxrj8cU5byLFpE X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 140.186.70.43 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.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:102929 Archived-At: 2015-05-18 17:47 GMT+01:00 Stefan Monnier >> Still, it sounds like it might be useful for run-hooks to properly handle >> functions whose arity is less than the expected arity. > > I have no idea what kind of "properly handle" you're thinking of. (add-hook '1-arity-functions 'some-zero-arity-function) (run-hooks '1-arity-functions some-arg) Here, it will throw an error because run-hooks will try to call (some-zero-arity-function some-arg). That's all fine and well documented, I'm just saying it may be more convenient if run-hooks took care to check that some-zero-arity-function has zero arity and invoked it without arguments.