GNU bug report logs - #72300
project.el: detect newly created project contained within another

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Message #14 received at 72300 <at> debbugs.gnu.org (full text, mbox):

From: Federico Tedin <federicotedin <at> gmx.de>
To: Ship Mints <shipmints <at> gmail.com>
Cc: Dmitry Gutov <dmitry <at> gutov.dev>, Eli Zaretskii <eliz <at> gnu.org>,
 72300 <at> debbugs.gnu.org
Subject: Re: bug#72300: project.el: detect newly created project contained
 within another
Date: Mon, 05 Aug 2024 21:56:15 +0200

Ship Mints <shipmints <at> gmail.com> writes:

> This appears to be intentional behavior of project's caching implemented via (vc-file-getprop dir 'project-vc) and
> (vc-file-setprop dir 'project-vc project) in project-try-vc. There is no facility, public API or private, to clear the cache en-masse. One could reset the
> cache via clearing the vector vc-file-prop-obarray (setq vc-file-prop-obarray (make-vector 17 0)) in the absence of an API. You can observe what's
> in your vc-file-prop-obarray for yourself before taking this action.

Ah wow, indeed setting that variable to (make-vector 17 0) does solve
the problem. Thanks! Now I wonder if this could/should be exposed to the
user somehow.

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