From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Michael Heerdegen Newsgroups: gmane.emacs.help Subject: Re: Auto Fill Comments Date: Wed, 02 Dec 2020 00:16:11 +0100 Message-ID: <87im9lf77o.fsf@web.de> References: <87r1oclvkp.fsf@web.de> <87blffzq7f.fsf@web.de> <87wny2r1a1.fsf@web.de> <236fb79f-014c-412f-9c78-fd9c774a57fc@default> <20201201084224.GA26076@tuxteam.de> <87k0u1gw2x.fsf@web.de> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="16575"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: help-gnu-emacs@gnu.org To: Christopher Dimech Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Wed Dec 02 00:17:01 2020 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 1kkEtJ-0004EL-5K for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 02 Dec 2020 00:17:01 +0100 Original-Received: from localhost ([::1]:60172 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kkEtI-0006ww-6s for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 01 Dec 2020 18:17:00 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:55216) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kkEsm-0006st-8L for help-gnu-emacs@gnu.org; Tue, 01 Dec 2020 18:16:30 -0500 Original-Received: from mout.web.de ([212.227.15.3]:42115) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kkEsY-0000T1-E1 for help-gnu-emacs@gnu.org; Tue, 01 Dec 2020 18:16:26 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1606864572; bh=utqjc6pER2upPenbA+vZyZj4F9X56JUipZFFREO7Fsk=; h=X-UI-Sender-Class:From:To:Cc:Subject:References:Date:In-Reply-To; b=cSV9sO7OThvfcl3tQIRRBD3/umgUKQg90by963tOAhr4Tswj7aR3xYsKUYWWYh3S8 1bdejqxiaRyk264qXlirYjDDwnE6Af385s7kveQy6TUoCmtinIyVkjS00GHlymUjAH hUbDLrOTNGNN0w5QlRQ1tICk+KmdN1KGfpoTYCTs= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Original-Received: from drachen.dragon ([94.218.219.247]) by smtp.web.de (mrweb005 [213.165.67.108]) with ESMTPSA (Nemesis) id 1MlbHC-1kJBWA0aCg-00iiQV; Wed, 02 Dec 2020 00:16:12 +0100 In-Reply-To: (Christopher Dimech's message of "Tue, 1 Dec 2020 23:55:25 +0100") X-Provags-ID: V03:K1:xKwPNvp3chmLikbTBwNeigu3yM2t/A1Ts81w0ZFgI0i7yoz1+uZ Qx6Z0usMD1j6DkPDqE3lbJNpV71O8dFuwiIzW7DZCYFktHkNsgebaca4eiED+z7mraEw/xn F9W7y7PYNkwmmbITKXIGyzXiO0jCQ3qXaX0wd30dLC/7eKDyd+KZjfS59dPfBzH8cJzuZJR +8i1BdAtWzYpGkuEdKIzA== X-UI-Out-Filterresults: notjunk:1;V03:K0:0oM6XMTOJnI=:WyZlcxTyDqKtAyX2bRLk1f +GhmOBF2weohlN6G9GYJic7GJ/Gm2DBnS2i1gH9+tTHio7hNEbCZbAc4jR3Ad3huy+hNsSwGW 6CXv7EFlaCyjUKSoncO0USHCvXmD/kUzP0MlX5o6tVkVaUJfZNBe+JQLyhh9ZQGxnhfXBkbok s9qU5250tpdx1AGaMGtTcGk+KyYO5OtlRcHWB+0Lv1mT3CZHB0iv/if4R1oe21VEhqq6n3Puo 4MGy4lUy2QmxHc0aEXxz8SIBZ8gQTGdLVd4QoPBhQoJfmq6xX+qcYAAuM06peS8LDZQXKC5UO fhvgBOSmlpcTLj/VyB+4BTigWJiqDcioc8xt4oN0bJ9xcxdXNIRsLKqqY11gi5ajTrmUV147T 6sK+fcWwf6csaPsV1vtXlBS4vnqRfwiOHUgqMsUNL69HZiCM0nlbkKHaoFnCmyl28C2/XJ9E/ sBYKpb5Xh93ojRAKf9tw6eQQMufcW7a9aeqxwF/I1AA8kin2XfTLL0o4s4aTIpaoObkZn8txc h1GrM3Do6W3dqkCdkTKudXbmTjHFI1eDbVw781OA7Z+fT4HT/uCmGPAN1oegYKMkZQpvI1x6p dEV4VETyCOdtSNt1PXYECI/uvrPdgWnlYBYVfWkciAKtOL6G81jVmCymibeRbr4J+FsfuHhQq YJagRN20/UcC9O/Mqq7RLmpmEsM5tUQALcyGGffimSX0tUsQZ/f6AZQBNm9ftt+ToqDpc5gwX YG+J2eKO780s94JQqLSww721Nlk8mMCdFvxGkgZdg4RtIyQgs/zo6aBCq5VFahaxNc7h9jRY Received-SPF: pass client-ip=212.227.15.3; envelope-from=michael_heerdegen@web.de; helo=mout.web.de X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_LOW=-0.7, 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-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 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:125811 Archived-At: Christopher Dimech writes: > Can someone show me some properly working examples of _ in pcase > and say what they do? A simple example? #+begin_src emacs-lisp (pcase person ('christopher (message "Hello, Christopher!")) ('michael) ; do nothing and return nil ;; catchall branch: (_ (message "Hello, how are you?"))) #+end_src Of course one can use it, like any other pattern, to assemble compounded patterns. It is particularly useful in backquote patterns for example. IME the `pcase' occurrences in the Emacs sources offer a nice set of examples, once one has got an idea of the concept. Michael.