From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Drew Adams Newsgroups: gmane.emacs.devel Subject: RE: [External] : Re: #'quoting functions when they are used as identifiers Date: Mon, 28 Mar 2022 15:22:53 +0000 Message-ID: References: <87bkxrh97s.fsf@bernoul.li> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="29438"; mail-complaints-to="usenet@ciao.gmane.io" Cc: "emacs-devel@gnu.org" To: Stefan Monnier , Jonas Bernoulli Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Mar 28 17:24:33 2022 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 1nYrEJ-0007AY-S4 for ged-emacs-devel@m.gmane-mx.org; 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Mon, 28 Mar 2022 15:22:53 +0000 Thread-Topic: [External] : Re: #'quoting functions when they are used as identifiers Thread-Index: AQHYQrAQSnyKDq/CaU28J3p/kICf0qzU5yIA In-Reply-To: Accept-Language: en-US Content-Language: en-US x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 2d8a08ec-337b-4fd3-936d-08da10ced3f7 x-ms-traffictypediagnostic: BN6PR10MB1587:EE_ x-microsoft-antispam-prvs: x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255; 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envelope-from=drew.adams@oracle.com; helo=mx0b-00069f02.pphosted.com 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, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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:287527 Archived-At: > I think using #' only makes sense at those places where a (lambda ...) > could also be used. > Stefan "not completely sure he always follows that rule in practice" And probably only where a (lambda...) is used by another function (e.g. as an arg, as return value, or with funcall/apply/eval). E.g., not here: ((lambda () (deprecated-but-still-around)) 42) Another way to look at (in part): #' isn't appropriate where the thing to be manipulated/used is the function _symbol_ itself. E.g.: (put 'forward-char 'answer 42)