From: Philip Kaludercic <philipk@posteo.net>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: Okamsn <okamsn@protonmail.com>,
Nicolas Petton <nicolas@petton.fr>,
73431@debbugs.gnu.org
Subject: bug#73431: Add `setf` support for `stream.el` in ELPA
Date: Wed, 25 Sep 2024 20:22:35 +0000 [thread overview]
Message-ID: <87o74bqy9g.fsf@posteo.net> (raw)
In-Reply-To: <jwvtte430o9.fsf-monnier+emacs@gnu.org> (Stefan Monnier's message of "Tue, 24 Sep 2024 22:56:14 -0400")
Stefan Monnier <monnier@iro.umontreal.ca> writes:
>> Currently, using `(setf (seq-elt STREAM 0) VAL)` silently fails, because
>> it treats the stream as a list, breaking the stream.
>
> Sounds like a bug, indeed. But I'd rather fix it by making it fail
> cleanly, to preserve the (current) immutability of streams (at least
> until we decide that there's a good reason for streams to be mutable).
One exception to the immutability of stream might be buffers? Or at
least it seems like something that would be useful to have.
>> On the desire for mutability, there is the included macro `stream-pop`.
>
> `stream-pop` does not mutate the stream. It only mutates a local
> variable (which holds a (reference to a) stream).
>
>
> Stefan
>
--
Philip Kaludercic on siskin
next prev parent reply other threads:[~2024-09-25 20:22 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-23 1:33 bug#73431: Add `setf` support for `stream.el` in ELPA Okamsn via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-09-24 10:15 ` Philip Kaludercic
2024-09-24 13:56 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-09-25 0:17 ` Okamsn via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-09-25 2:56 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-09-25 20:22 ` Philip Kaludercic [this message]
2024-09-26 13:53 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-09-27 15:11 ` Philip Kaludercic
2024-09-27 16:14 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-09-27 20:08 ` Philip Kaludercic
2024-09-27 20:39 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-09-28 3:08 ` Okamsn via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-09-28 14:57 ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-09-29 19:30 ` Okamsn via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-09-30 22:19 ` Michael Heerdegen via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-09-27 23:55 ` Michael Heerdegen via Bug reports for GNU Emacs, the Swiss army knife of text editors
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