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Re: Finding last messages in a thread

From: Eric Abrahamsen
Subject: Re: Finding last messages in a thread
Date: Wed, 29 Apr 2020 21:16:47 -0700
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux)

Michael Heerdegen <> writes:

> Hello,
> is there a quick way to sort the messages in a thread chronologically?
> My goal is to find the latest articles in a thread.
> I guessed the quickest way could be to limit to the current thread
> (???), and then turn off threading (C-M-t), but the first functionality
> doesn't seem to exist, so I implemented it quicky:
> #+begin_src emacs-lisp
> (defun my-gnus-limit-to-current-thread ()
>   (interactive)
>   (let ((a (gnus-summary-article-number)))
>     (gnus-summary-limit
>      (gnus-summary-articles-in-thread
>       (let ((a a))
>         (dotimes (_ (gnus-summary-thread-level))
>           (cl-callf gnus-summary-article-parent a))
>         a)))
>     (gnus-summary-goto-subject a)))
> #+end_src
> Do I miss something?

Elsewhere the gnus code does this with `gnus-root-id', but I have no
idea if that is any faster or more convenient than your version (I would
be curious to know). I wonder if you could use the
`gnus-newsgroup-dependencies' hashtable.

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