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.bugs Subject: bug#52290: 28.0.90; Undocumented generalized variables Date: Sun, 05 Dec 2021 03:25:12 +0100 Message-ID: <87ee6rbxfb.fsf@web.de> References: <5d87e4ab47875790076e932351fe8f25@webmail.orcon.net.nz> <87ilw3vnp7.fsf@gnus.org> <87bl1v4xxu.fsf@web.de> <87r1aru7xo.fsf@gnus.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="21891"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) Cc: Phil Sainty , 52290@debbugs.gnu.org, Stefan Monnier To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Dec 05 03:26:11 2021 Return-path: Envelope-to: geb-bug-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 1mthEA-0005V6-JP for geb-bug-gnu-emacs@m.gmane-mx.org; 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Sun, 05 Dec 2021 03:25:14 +0100 In-Reply-To: <87r1aru7xo.fsf@gnus.org> (Lars Ingebrigtsen's message of "Sun, 05 Dec 2021 03:00:51 +0100") X-Provags-ID: V03:K1:fdjU8x3wr6TmvdiwJw/R+23BbYJlgMUtJR1LFE4q8M1Dy3C/+lR 74MJzFm3KTNYMwr1IVlFwHUw8TKHMlHdCV3g0Lt3L2QI6CDioIVBLlVBY5KyN/wZASyjSYa lq435+fSVH/b+nKRTQptU0bYSp2oNVmZuJQv9T/vYokM3AWagOEMAYrIBzrrL3utH9ba0YN a0EwFaAy2TTponUalmhJA== X-UI-Out-Filterresults: notjunk:1;V03:K0:FeG33wAyoCk=:v4iOF244qsVMwMQ6YNRmW1 n/05emaYrQMFYnZFh0kwydqPKmSdg5EkBE5bJvoW0x2BGVZXIUlqF1GSaLiVugm4xG7lDfRlI L9rSIBck2VgmWCjUhjRis2lApZBlCTll9dsgsotzSafd+90ZwvLnS/nOjBrE3EfFfWy4Dj3oe DQKUsw6M0zov+NOkVyMp5bkv0fFk+t4tD08sKtsqsRH17ZIfZolCdtXfJNFyYFatgl+9HT9jR xD0c2kePui5EANE4pREBbrWLHroBhs9bEJBhk9AkSrrGIMHPQ2WBLMVtuzIUm43NMfDUVev18 PVE/QZMWEpdw9+sLXzVtwMamw4pwP7l4K0PM5cprBhNy2nRBOPqLFA+Nk6Uq2UmSCKGBYMkLX yIjDtXxLDfuNj2Jeg1jeCGLLcYzvx83KkqdjB+eb1EwDc+CepsbPfSoi5rczNoyuI5SaY63CH l0hlg+aIkOLiWHJH2ZMdDmnnzL64YJhtzvb92lRtFuMyTxHkW4vDQgD3zBtrhfLEsZYZutFgz t2+EW2O/OQIH2ks6cQsxLE5X8s1Ep/JXWGnZ7N+3wcpZ6XWrBd8qY9X1zL/7G0Z4WMy1X3fwF uuJHhbzHw+mvxDBXP/pShLQC1yfUhqUcyP/dsA1KS4cvg6TX3XZvp1kJ1GbiQv0dOa/KQSF+A gdthr+55vX8lfqDWcjkXu34h02EP2/n2YShuytStkz44QqZu1xPfMfA7GnBIA31KttjhfAvUT mN5WuKPJYNc7K/DI4FeZhDHWv8n0XzKg9dzBsKulwg3EuPFnAoMBGc6yaok0YsWgpObT2OqN X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:221567 Archived-At: Lars Ingebrigtsen writes: > I think Stefan had a list of the worst ones... `point-max', for > instance, is pretty egregious. Well, looking at that list -- most of > are just the worst. =F0=9F=A4=90 Ok, `point-max' is not so useful. I only wanted to note that some generalized vars might be more useful with `cl-letf' than with plain setf, you get some extra kinds of excursions gratis (sometimes doesn't work as expected though). Example: #+begin_src emacs-lisp (cl-letf (((cons (point-min) (point-max)) (cons (line-beginning-position) (line-end-position)))) (recursive-edit)) #+end_src Michael.