From: Paul Eggert <eggert@cs.ucla.edu>
To: Dmitry Gutov <dgutov@yandex.ru>, emacs-devel@gnu.org
Subject: Re: Escaping quotes in docstrings, Was: A simple solution to "Upcoming loss of usability ..."
Date: Wed, 01 Jul 2015 23:57:31 -0700 [thread overview]
Message-ID: <5594E0DB.1080702@cs.ucla.edu> (raw)
In-Reply-To: <5594813A.3000705@yandex.ru>
Dmitry Gutov wrote:
> It's the same if you copy some syntax-highlighted text (say, from src/doc.c) to
> /tmp/foo and save it. Kill the buffer, reopen - the highlighting is gone! :)
> That may seem counter-intuitive, but it's something Emacs users are generally
> familiar with.
I've seen highlighting vanish, but I've never seen the characters change.
Anyway....
>> How about the following idea instead. Instead of displaying grave
>> accent and apostrophe specially, have with-help-window transliterate
>> these characters in place before displaying itself as usual.
>
> That should work, too. In help-mode-finish, before help-make-xrefs.
OK, let's shoot for that instead.
> For us to go there, could you please make substitute-command-keys add the
> `escaped' property to the escaped characters in its output? And push it to
> scratch/quote-escaping.
OK, I'll look into that.
>>> + (unless (get-text-property mbeg 'help-value)
>>
>> Supposed the matched string is partly help-value, and partly not. E.g.,
>> mbeg has help-value but mbeg+1 does not but mbeg+2 does. Shouldn't this
>> test that all the matched characters are not help-value characters?
>
> Why? I'm assuming the value is separated from the other contents by whitespace
> or newlines.
I don't think that's a safe assumption. It's common for quoted help-values to
be jammed into the middle of other text.
>>> + (buffer-substring-no-properties
>>> + mend (1+ mend)))
>>
>> This may go haywire if it returns "\t", because a TAB is special to
>> compose-region. Also, what if the buffer has some properties other than
>> help-value that should be preserved?
>
> Err, I don't think the current code deletes any existing properties, it only
> changes how the buffer looks.
But buffer-substring-no-properties has no properties in the result, right? So
effectively they're removed. And what about the TAB?
next prev parent reply other threads:[~2015-07-02 6:57 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-25 14:59 A simple solution to "Upcoming loss of usability ..." Oleh Krehel
2015-06-25 15:37 ` Dmitry Gutov
2015-06-25 16:36 ` Paul Eggert
2015-06-25 17:00 ` Oleh Krehel
2015-06-25 20:48 ` Paul Eggert
2015-06-25 21:10 ` Dmitry Gutov
2015-06-25 22:15 ` Paul Eggert
2015-06-25 22:25 ` Dmitry Gutov
2015-06-25 22:41 ` Paul Eggert
2015-06-25 22:52 ` Dmitry Gutov
2015-06-27 15:00 ` raman
2015-06-25 18:32 ` Dmitry Gutov
2015-06-25 22:17 ` Paul Eggert
2015-06-25 22:38 ` Dmitry Gutov
2015-06-26 2:35 ` Paul Eggert
2015-06-26 12:06 ` Dmitry Gutov
2015-06-27 17:28 ` Paul Eggert
2015-06-27 17:53 ` Dmitry Gutov
2015-06-27 21:09 ` Paul Eggert
2015-06-28 1:04 ` Dmitry Gutov
2015-06-28 15:20 ` Paul Eggert
2015-06-28 20:27 ` Escaping quotes in docstrings, Was: " Dmitry Gutov
2015-06-28 23:29 ` Dmitry Gutov
2015-07-01 2:56 ` Paul Eggert
2015-07-02 0:09 ` Dmitry Gutov
2015-07-02 6:57 ` Paul Eggert [this message]
2015-07-02 9:46 ` Dmitry Gutov
2015-07-06 6:12 ` Paul Eggert
2015-07-06 12:07 ` Dmitry Gutov
2015-07-06 16:30 ` Paul Eggert
2015-07-06 22:10 ` Dmitry Gutov
2015-07-07 7:54 ` Paul Eggert
2015-07-07 8:39 ` Dmitry Gutov
2015-08-01 1:36 ` Paul Eggert
2015-08-01 21:05 ` Dmitry Gutov
2015-08-02 6:56 ` Paul Eggert
2015-08-02 12:51 ` Dmitry Gutov
2015-08-02 15:13 ` Paul Eggert
2015-08-02 18:31 ` Dmitry Gutov
2015-08-02 8:49 ` Przemysław Wojnowski
2015-08-02 19:16 ` Drew Adams
2015-06-27 17:57 ` Dmitry Gutov
2015-06-25 23:12 ` João Távora
2015-06-26 7:40 ` Oleh Krehel
2015-06-26 14:54 ` Paul Eggert
2015-06-26 15:03 ` Dmitry Gutov
2015-06-25 20:58 ` Alan Mackenzie
2015-06-25 22:34 ` Paul Eggert
2015-06-25 22:40 ` Dmitry Gutov
2015-06-25 22:45 ` Paul Eggert
2015-06-25 22:55 ` Dmitry Gutov
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