From: Marcin Borkowski <mbork@mbork.pl>
To: "João Távora" <joaotavora@gmail.com>
Cc: Christopher Allan Webber <cwebber@dustycloud.org>,
Oleh Krehel <ohwoeowho@gmail.com>,
Emacs developers <emacs-devel@gnu.org>
Subject: Re: parinfer-mode for Emacs might be neat for encouraging Lisp adoption
Date: Fri, 13 Nov 2015 16:57:17 +0100 [thread overview]
Message-ID: <87vb95opsy.fsf@mbork.pl> (raw)
In-Reply-To: <CALDnm52pcXfUD42pEaL0kyP2LL__p9A9BAg8wf10XWfaPMhRqQ@mail.gmail.com>
On 2015-11-13, at 16:34, João Távora <joaotavora@gmail.com> wrote:
> Hi Oleh, Christopher, Marcin
>
> What do you think of this prototype?
>
> (defun joaot/setup-some-parinfer-fanciness ()
> (add-hook 'post-self-insert-hook 'joaot/reindent-up 'append 'local))
>
> (add-hook 'lisp-mode-hook 'joaot/setup-some-parinfer-fanciness)
>
> (defun joaot/reindent-up ()
> (ignore-errors
> (save-excursion
> (backward-up-list) (indent-sexp))))
>
> Now in some lisp-mode, type
>
> (defun parinfer ()
> (let ((foo bar)
> (baz quux))))
>
> Change the `let' to `let*' and watch the auto-reindentation
> magic. Probably very slow, but a cool trick nonetheless right?
I'll try it later!
> This is useful is other languages, right? Couldn't JSON benefit from
> something like this too?
>
>> - It doesn't solve the problem of pasting unbalanced code.
>
> IMO the problem of pasting unbalanced code is best solved by leaving it
> alone, and using `electric-pair-mode's paren-balancing heuristic (on by
> default), which is like paredit, but without the restraining order. And
> no need to learn new commands.
BTW, lispy's M command also (kind of) solves that.
> Have you tried it, Oleh? Any feelings on how it could be improved?
>
> Works for every language defining one or multiple parenthesis
> syntaxes. Just like the hack above.
>
> Personally I haven't tried lispy, basically because I want uniform
> interfaces for all languages, even non-programming ones. I don't want to
> re-learn shortcuts when I switch from lisp to JSON.
>
> For that, I stick to, and am reasonably happy with, traditional sexp
> navigation, the C-M-* family of movement/edition commands. Whoever came
> up with those deserves some love.
That is also a good point. (But I use lispy nevertheless.)
Best,
--
Marcin Borkowski
http://octd.wmi.amu.edu.pl/en/Marcin_Borkowski
Faculty of Mathematics and Computer Science
Adam Mickiewicz University
next prev parent reply other threads:[~2015-11-13 15:57 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-11 23:30 parinfer-mode for Emacs might be neat for encouraging Lisp adoption Christopher Allan Webber
2015-11-12 12:45 ` Marcin Borkowski
2015-11-13 11:32 ` Oleh Krehel
2015-11-13 14:49 ` Marcin Borkowski
2015-11-13 15:34 ` João Távora
2015-11-13 15:57 ` Marcin Borkowski [this message]
2015-11-13 15:58 ` Marcin Borkowski
2015-11-13 16:00 ` João Távora
2015-11-20 2:37 ` Stefan Monnier
[not found] ` <CALDnm53TD9N6ZYhALP4ynVANAUpKJTWATNmL_FA80JrOpdBErQ@mail.gmail.com>
[not found] ` <877fll7w18.fsf@gmail.com>
2015-11-13 15:55 ` João Távora
2015-11-13 16:15 ` Oleh Krehel
2016-02-15 20:05 ` Christopher Allan Webber
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