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From: Alan Mackenzie <acm@muc.de>
To: Drew Adams <drew.adams@oracle.com>
Cc: npostavs@users.sourceforge.net, Eli Zaretskii <eliz@gnu.org>,
	Paul Eggert <eggert@cs.ucla.edu>,
	emacs-devel@gnu.org
Subject: Re: Change of Lisp syntax for "fancy" quotes in Emacs 27?
Date: Sat, 6 Oct 2018 09:14:22 +0000	[thread overview]
Message-ID: <20181006091422.GA4855@ACM> (raw)
In-Reply-To: <73c02cbb-888f-478c-a231-923aa43c093e@default>

Hello, Drew.

Just a quick point.

On Sat, Oct 06, 2018 at 00:20:27 +0000, Drew Adams wrote:

[ .... ]

> This is a judgment call, but we should _let Lisp judge_
> about syntax errors, based on, well, its own syntax. If you
> use (let (foo  foo)...), where there is a no-break space
> between foo and foo, so be it. That's a single symbol,
> `foo foo'.

Do we even allow the syntax (let ((foo))...)?  If we do, then why?
There's (let (foo)...) and (let ((foo nil))...) for binding a symbol to
nil.

We made (setq foo) invalid some while ago.  Why not similarly make (let
((foo))...) invalid?  That would solve at least part of this problem,
is easy to do. and is almost certainly harmless.

-- 
Alan Mackenzie (Nuremberg, Germany).



  reply	other threads:[~2018-10-06  9:14 UTC|newest]

Thread overview: 98+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-02 22:24 Change of Lisp syntax for "fancy" quotes in Emacs 27? Noam Postavsky
2018-02-02 22:52 ` Paul Eggert
2018-02-03  0:00   ` Drew Adams
2018-02-03  0:09     ` Paul Eggert
2018-02-03  0:39       ` Drew Adams
2018-02-03  8:33 ` Eli Zaretskii
2018-02-03 16:16   ` Drew Adams
2018-02-03 17:05     ` Eli Zaretskii
2018-02-04  1:16       ` Michael Heerdegen
2018-02-04  1:25         ` Clément Pit-Claudel
2018-02-04  2:05           ` Drew Adams
2018-02-04  2:06           ` Michael Heerdegen
2018-02-04 10:34           ` Alan Third
2018-02-04 15:36             ` Clément Pit-Claudel
2018-02-04 17:37               ` Eli Zaretskii
2018-02-04 21:31                 ` Noam Postavsky
2018-02-04 11:15         ` Alan Mackenzie
2018-02-04 15:54           ` Drew Adams
2018-02-04 14:47         ` Noam Postavsky
2018-02-04  1:55       ` Drew Adams
2018-02-04  2:10         ` Noam Postavsky
2018-02-05  1:06       ` Why "symbol's value" error about a list? Richard Stallman
2018-02-05 20:35         ` Alan Mackenzie
2018-02-05 21:46           ` Drew Adams
2018-02-06  4:13             ` Eli Zaretskii
2018-02-06  7:32               ` Tim Cross
2018-02-06  7:40                 ` Eli Zaretskii
2018-02-06 15:45                 ` Drew Adams
2018-02-06 15:45               ` Drew Adams
2018-02-06 19:17                 ` Eli Zaretskii
2018-02-06 14:51           ` Richard Stallman
2018-02-06 11:27         ` Noam Postavsky
2018-02-06 14:53           ` Richard Stallman
2018-02-06 18:59             ` Eli Zaretskii
2018-02-07  2:40               ` Richard Stallman
2018-02-07  3:42                 ` Eli Zaretskii
2018-02-06 18:52           ` Eli Zaretskii
2018-02-05  1:06       ` Change of Lisp syntax for "fancy" quotes in Emacs 27? Richard Stallman
2018-02-03 18:13 ` Aaron Ecay
2018-02-04  2:05   ` Drew Adams
2018-02-04  4:51   ` Paul Eggert
2018-02-04  9:47     ` Andreas Schwab
2018-02-04 15:04     ` Noam Postavsky
2018-02-04 17:33       ` Eli Zaretskii
2018-02-04 19:36         ` Paul Eggert
2018-02-04 19:55           ` Philipp Stephani
2018-02-04 20:10           ` Eli Zaretskii
2018-02-04 20:36             ` Eli Zaretskii
2018-02-04 20:48               ` Paul Eggert
2018-02-04 20:59                 ` Clément Pit-Claudel
2018-10-05  0:03 ` Noam Postavsky
2018-10-05  1:01   ` Paul Eggert
2018-10-05  8:43     ` Eli Zaretskii
2018-10-05 23:02       ` Paul Eggert
2018-10-06  0:20         ` Drew Adams
2018-10-06  9:14           ` Alan Mackenzie [this message]
2018-10-06 14:34             ` Stefan Monnier
2018-10-06 14:57             ` Drew Adams
2018-10-06 15:42               ` Garreau, Alexandre
2018-10-06 16:10             ` Paul Eggert
2018-10-06 16:17           ` Paul Eggert
2018-10-07  1:13             ` Drew Adams
2018-10-08  3:51             ` Richard Stallman
2018-10-06 10:11         ` Eli Zaretskii
2018-10-06 15:51           ` Paul Eggert
2018-10-06 16:45             ` Eli Zaretskii
2018-10-06 18:03               ` Paul Eggert
2018-10-06 18:29                 ` Eli Zaretskii
2018-10-06 19:18                   ` Paul Eggert
2018-10-06 19:30                   ` Paul Eggert
2018-10-06 19:32                   ` Garreau, Alexandre
2018-10-06 11:22         ` Garreau, Alexandre
2018-10-06 11:50           ` Eli Zaretskii
2018-10-06 12:10             ` Garreau, Alexandre
2018-10-06 14:00               ` Eli Zaretskii
2018-10-24 22:25                 ` Noam Postavsky
2018-10-06 13:15             ` Unicode security-issues workarounds elsewhere [Was: Re: Change of Lisp syntax for "fancy" quotes in Emacs 27?] Garreau, Alexandre
2018-10-06 14:01               ` Eli Zaretskii
2018-10-06 16:24           ` Change of Lisp syntax for "fancy" quotes in Emacs 27? Paul Eggert
2018-10-06 16:40             ` Stefan Monnier
2018-10-09 14:43         ` Noam Postavsky
2018-10-09 15:30           ` Paul Eggert
2018-10-09 16:13             ` Eli Zaretskii
2018-10-09 17:07               ` Paul Eggert
2018-10-09 19:18                 ` Andreas Schwab
2018-10-10  9:39                   ` Aaron Ecay
2018-10-10 11:18                     ` Garreau, Alexandre
2018-10-10 14:31                       ` Eli Zaretskii
2018-10-10 15:18                   ` Eli Zaretskii
2018-10-10 15:43                     ` Drew Adams
2018-10-10 16:08                     ` Yuri Khan
2018-10-15 20:30                       ` Juri Linkov
2018-10-10  3:58                 ` Richard Stallman
2018-10-10  3:57           ` Richard Stallman
2018-10-10 14:41             ` Eli Zaretskii
2018-10-11  5:01               ` Richard Stallman
2018-10-06 15:40   ` eval-last-sexp / C-x C-e, and punctuation like `?’' [Was: Re: Change of Lisp syntax for "fancy" quotes in Emacs 27?)] Garreau, Alexandre
2018-10-16 12:48   ` Change of Lisp syntax for "fancy" quotes in Emacs 27? Garreau, Alexandre

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