From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: Attribute names when calling face-attribute Date: Thu, 13 Jan 2022 01:54:37 +0100 Message-ID: <87y23kzc8i.fsf@zoho.eu> References: Reply-To: Emanuel Berg Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="10659"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:B/QMko4xHNuY9PkJTCzSgMuwI2s= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Thu Jan 13 02:02:39 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 1n7oVg-0002SB-Ro for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 13 Jan 2022 02:02:36 +0100 Original-Received: from localhost ([::1]:43682 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n7oVf-0000Ps-Sk for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 12 Jan 2022 20:02:35 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:37078) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n7oOA-0000gr-75 for help-gnu-emacs@gnu.org; Wed, 12 Jan 2022 19:54:50 -0500 Original-Received: from ciao.gmane.io ([116.202.254.214]:43474) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n7oO8-0000f3-Es for help-gnu-emacs@gnu.org; Wed, 12 Jan 2022 19:54:49 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1n7oO6-0003Gk-4x for help-gnu-emacs@gnu.org; Thu, 13 Jan 2022 01:54:46 +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: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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" Xref: news.gmane.io gmane.emacs.help:135259 Archived-At: fatiparty--- via Users list for the GNU Emacs text editor wrote: > (* height ricci-scale)))) ; assumes height is integer You can do (and (integerp height) height) to make sure it crashes on bogus data. This is better than to have it almost always crash on bogus data ... -- underground experts united https://dataswamp.org/~incal