From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Steinar Bang Newsgroups: gmane.emacs.help Subject: Re: How do I pass a variable defined in a wrapping let, to a lambda? Date: Sat, 12 Mar 2022 17:59:30 +0100 Message-ID: References: <871qz85bwh.fsf@ericabrahamsen.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="33378"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (windows-nt) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Sat Mar 12 18:00:05 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 1nT564-0008Xe-Po for geh-help-gnu-emacs@m.gmane-mx.org; Sat, 12 Mar 2022 18:00:04 +0100 Original-Received: from localhost ([::1]:54256 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nT563-0005q6-It for geh-help-gnu-emacs@m.gmane-mx.org; Sat, 12 Mar 2022 12:00:03 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:52130) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nT55f-0005pj-VS for help-gnu-emacs@gnu.org; Sat, 12 Mar 2022 11:59:39 -0500 Original-Received: from cadalora.default.sbang.bv.iomart.io ([46.43.15.90]:60506) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nT55d-0003LB-WB for help-gnu-emacs@gnu.org; Sat, 12 Mar 2022 11:59:39 -0500 Original-Received: from AAP-5CG8284ZXT (unknown [84.210.87.211]) by cadalora.default.sbang.bv.iomart.io (Postfix) with ESMTPSA id 2CD041054B2 for ; Sat, 12 Mar 2022 16:59:35 +0000 (GMT) In-Reply-To: (Stefan Monnier via Users list for the's message of "Sat, 12 Mar 2022 09:47:02 -0500") Received-SPF: none client-ip=46.43.15.90; envelope-from=sb@dod.no; helo=cadalora.default.sbang.bv.iomart.io X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_NONE=0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham 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:136494 Archived-At: >>>>> Stefan Monnier via Users list for the GNU Emacs text editor : > Steinar Bang [2022-03-12 09:53:32] wrote: >>>>>>> Stefan Monnier via Users list for the GNU Emacs text editor : >>> Eric Abrahamsen [2022-03-11 15:04:30] wrote: >>>> They've got a lexical-binding cookie at the top of the file, but you don't! :) >>> That's right. >>> Nowadays, *all* files with a `.el` extension should have >>> `-*- lexical-binding:t -*-` somewhere on their first line. >> Can I do that in .emacs? > Depends what you mean by "do that". You can't easily write a chunk of > ELisp code to put into your init file that will magically cause all > other files to have that cookie (at least not without probably > breaking some code somewhere). > But yes you can have that magic thingy on the first line of your init > file, just as for any other ELisp file. I think what I meant was "should I enable lexical-binding in .emacs? Or am I better off not enabling lexical-binding in .emacs?" And I figured "probably better off not enabling lexical-binding in .emacs", and put the function in a separate file.