From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: =?utf-8?Q?=C3=93scar_Fuentes?= Newsgroups: gmane.emacs.devel Subject: Re: [External] : Re: Smarter M-x that filters on major-mode Date: Sat, 13 Feb 2021 01:47:25 +0100 Message-ID: <87y2fsiyjm.fsf@telefonica.net> References: <8ed9b43502ae1480e06b@heytings.org> <87blcrdlqf.fsf@gnus.org> <87v9aydg3f.fsf@gnus.org> <83y2fuheph.fsf@gnu.org> <87im6yd4sz.fsf@gnus.org> <8735y2y44f.fsf@gnus.org> <87mtwajua4.fsf@telefonica.net> <87eehmwfeg.fsf@gnus.org> <87blcqjq45.fsf@telefonica.net> <875z2ywbvm.fsf@gnus.org> <87pn16mehu.fsf@gnus.jao.io> <87o8gpvdfd.fsf@gnus.org> <87a6s9mf87.fsf@gnus.jao.io> <8735y0kfcy.fsf@telefonica.net> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="26901"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) To: emacs-devel@gnu.org Cancel-Lock: sha1:dyHfWZXZ6UyJAevlOTPtHEF7ras= Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Feb 13 01:48:28 2021 Return-path: Envelope-to: ged-emacs-devel@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 1lAj6q-0006vX-Kr for ged-emacs-devel@m.gmane-mx.org; Sat, 13 Feb 2021 01:48:28 +0100 Original-Received: from localhost ([::1]:37748 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lAj6p-0000wx-O3 for ged-emacs-devel@m.gmane-mx.org; Fri, 12 Feb 2021 19:48:27 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:50962) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lAj5x-0000Ir-19 for emacs-devel@gnu.org; Fri, 12 Feb 2021 19:47:33 -0500 Original-Received: from ciao.gmane.io ([116.202.254.214]:40798) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lAj5v-0000YB-8P for emacs-devel@gnu.org; Fri, 12 Feb 2021 19:47:32 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1lAj5s-0005sF-S8 for emacs-devel@gnu.org; Sat, 13 Feb 2021 01:47:28 +0100 X-Injected-Via-Gmane: http://gmane.org/ Received-SPF: pass client-ip=116.202.254.214; envelope-from=ged-emacs-devel@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:264570 Archived-At: Drew Adams writes: >> I'm worried about performance. IIRC I've seen 20000+ >> commands upon M-x invocation... > > Even when you type some text to match? > > Perhaps you're using some completion framework > that starts displaying candidates without waiting > for any input to match? Yes. It is equivalent to M-x with the default completion system. But even if you wait until you type the first character, the filtering could cause a perceptible lag.