GNU bug report logs - #34952
files with/out final newline look the same no matter what

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Message #54 received at 34952 <at> debbugs.gnu.org (full text, mbox):

From: Stefan Monnier <monnier <at> iro.umontreal.ca>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: contovob <at> tcd.ie, 34952 <at> debbugs.gnu.org, Eli Zaretskii <eliz <at> gnu.org>,
 jidanni <at> jidanni.org
Subject: Re: bug#34952: files with/out final newline look the same no matter
 what
Date: Sat, 08 Aug 2020 09:14:35 -0400

>> font-lock is "per buffer" whereas point is "per window", so I'm not sure
>> what "*the* original point" should mean.
> I guess it's not a well-defined question...  but some action triggered
> the fontification, and I guess what's interesting question here is "what
> was point in the window that triggered the fontification"?

In GNU ELPA's `nhexl-mode` I had a similar need, which I solved by using
a `nhexl--point` variable (updated via `post-command-hook`) to keep
track of `point`.

It does mean that the package can't properly handle the case where the
buffer is simultaneously displayed in several windows :-(


        Stefan

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