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.devel Subject: Re: master 9c82f480590: Move and edit text about lexical environment representation Date: Mon, 23 Oct 2023 05:50:16 +0200 Message-ID: <874jiiuhdz.fsf@web.de> References: <169788667120.25632.15745430411138121616@vcs2.savannah.gnu.org> <20231021111111.809E3C09BDB@vcs2.savannah.gnu.org> <87mswbuuuh.fsf@web.de> <26719A7B-F95C-439D-9019-9CF930B48823@acm.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="4638"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: emacs-devel@gnu.org To: Mattias =?utf-8?Q?Engdeg=C3=A5rd?= Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Oct 23 05:51:08 2023 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 1quly7-0000yr-GK for ged-emacs-devel@m.gmane-mx.org; Mon, 23 Oct 2023 05:51:07 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qulxL-000456-Ji; Sun, 22 Oct 2023 23:50:19 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qulxI-00044d-TR for emacs-devel@gnu.org; Sun, 22 Oct 2023 23:50:17 -0400 Original-Received: from mout.web.de ([212.227.15.14]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qulxG-0007Bn-Hm for emacs-devel@gnu.org; Sun, 22 Oct 2023 23:50:16 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=s29768273; t=1698033009; x=1698637809; i=michael_heerdegen@web.de; bh=I8RxZBa8h3a3llTBmgc5ta5PN02vECLnRoraAt1Q6OQ=; h=X-UI-Sender-Class:From:To:Cc:Subject:In-Reply-To:References: Date; b=kPIZ8BZAjvajmu1NSoNM4mHob4nABhifFNQLAkDro3FaFdI13XP/Rha3v4vS/R37 /e9T1EHzB4G250c73AZLdKgGhG1+NeK/adU48bbLySg2bdrpYirBhOS2PgDBMjAM6 N7bLxic5bteVQ4l4+DXZpmo7E56p7UdGa5ejQOvhVkjepDknNrOWmuIXwbHFc6pDc UQiLpF10+FIuI411eYGjTdJpF79pkKfVhNG5BQ+vRZ3ZRFV9Gmqjv/UiRgpCHYtOO 2LQVnjRnDXIl2xYUJ8PYlr+hc+0n9Xie8pBE78BaZhzbD2wSQKMYev8XX2iN+yz5H fVPcE6j4Uu3jfWXk+w== X-UI-Sender-Class: 814a7b36-bfc1-4dae-8640-3722d8ec6cd6 Original-Received: from drachen.dragon ([84.59.210.159]) by smtp.web.de (mrweb005 [213.165.67.108]) with ESMTPSA (Nemesis) id 1MDe2F-1ql6u615nz-00AoLI; Mon, 23 Oct 2023 05:50:09 +0200 In-Reply-To: <26719A7B-F95C-439D-9019-9CF930B48823@acm.org> ("Mattias =?utf-8?Q?Engdeg=C3=A5rd=22's?= message of "Sun, 22 Oct 2023 10:03:46 +0200") X-Provags-ID: V03:K1:3+pc1SKdbTCrzULSxzBO577mORpmya6CQYqxhP0cBaY6qwU8/5/ M+mPhXCTcU5ns2KUhPMCe4KvEN0OWGgld7X/uAIOfLrVnNnJYvYQkb0cxnj//OphJyZFTqh 7zJ9KV1snul+KMYiTFxshA8TaQKr/3HRLydQypqvRuOwEh2jdG+JgG+U9bfnPhy+Wlv2frV Nni8brGxh9sslvQ6hDD9Q== UI-OutboundReport: notjunk:1;M01:P0:NviJGHdKCzc=;ge668bTGi6+5sj2cmZyj9M/Sbmb PW38Yw/0RBkefX1+tahJdVPdjVxnh/PQVLamonCVCAyprasxg3qE+fctPX54OLKYg6cm++A7L YJvsoDvSU8PLFgcTHlXjVfOEz3JjGdmwau9MkiIBwa6+Urpi7I8L85djyBs6JhkATBsTiJfa7 bZH2/SG4exGDk7benKHdX79P01mxngZLjcgxHvhFuHleCIYvUM5Dq1mUMXD5U7tZHoI0VXWY+ YyhAfthL5uOD4uZYXkBBTCGOh0p4VyJYyEcIUVa80/6twj6WVhAEjUOIrB0/Trj6bSlMN7835 MvL3uUrgLRR/zmcU3htfjMO+Qt8ibVq+H8ox6lQWm9Upi+d/CzjH6+aVTnh7P5qkopVm3V1Vc BwarowSpVU86fC1rgNXeP50ytP8IbzQ8UO1tYsq9PXTuW2FoXJJCeU8OFOn2YfZujTfaU0FHw RsxUGEyFz+LFASEdeXT0GVZyBvH78rZsz5H3R5cY6KUg4N7/whMKmKgbCTFX5DDRriSzrgZKu Q8PpqpeT82xi7UB1IXYAdeXnUzPfA8dg5ZiPl/DHnbFeRWJwi20IKSvyeB9p6tKKFQ562bt2Z MXQji60eSxcoxgtABu2FF/NfpVntFPKu0v9ePvGJiZuDvQyxbkosyERPc6PKVkJ5epjNbCXDL EiimlxYjs/gTfg1teGWlPfH8MYhTnnEKHlL0ijg8ZCRxLJBsyPDDNOl0FqumGv2STSaCVFgpc i+QtUhDJKuLdWYDzFHlm+xxtUZ1dTAMh236SDf3pqYnXLKThHtAYo6yxDG66F9Mu5tEbLeY0 Received-SPF: pass client-ip=212.227.15.14; 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_H5=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: 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-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:311696 Archived-At: Mattias Engdeg=C3=A5rd writes: > > I have two questions/things that are unclear to me: First, the docstring > > of `eval' talks about LEXICAL as an "alist mapping" which seems not to > > be exact if it is allowed to contain plain symbols. Should the > > docstring be clarified as well? > > Probably, yes. Doc strings are often somewhat simplified but a little > accuracy wouldn't cost us much here. Ok. Should you find some time, maybe you could do that? > > Second: you wrote "or a symbol representing a dynamically bound > > variable". Does this variable really have to be bound (to a value), or > > do you mean "dynamically binding" (aka special)? > > The latter: it represents a (defvar SYMBOL) declaration at that point. > The parameter has exactly the same type as > internal-interpreter-environment which is described in a comment in > eval.c. Is "dynamically bound" a good choice of language, then, or would "dynamically binding" or something else (like "indicating that this variable should use dynamic scoping" in the comment you mentioned) be a bit clearer? > No, you are right. Example: > > (defun pz () (defvar z) z) > > (eval '(let ((z 3)) z) t) =3D> 3 > (eval 'z '((z . 4))) =3D> 4 > (eval '(let ((z 5)) (pz)) t) =3D> (void-variable z) > (eval '(let ((z 6)) (pz)) '(z)) =3D> 6 Thanks. Ok, good, that's all as expected. Michael.