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From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.devel
Subject: Re: PR: dired-do-create-files now checks for trailing slashes in
 the target
Date: Tue, 28 Sep 2021 22:55:18 +0300
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> From: Tassilo Horn <tsdh@gnu.org>
> Cc: Stefan Kangas <stefankangas@gmail.com>, rudiwillalwaysloveyou@gmail.com,
>  emacs-devel@gnu.org
> Date: Tue, 28 Sep 2021 21:29:04 +0200
> 
> > It may or may not be, but I'd suggest first to have a reproducible
> > recipe that demonstrates the problem.  Because I don't think I
> > understand what this is trying to solve.
> 
> It solves the problem of moving/copying a file or directory into a
> not-yet-existing directory.  So with the above example, you can do
> 
>   R /new_name/ RET

So the behavior will now differ depending on whether new_name already
exists or not?  because if the user types

  R /new_ TAB

Emacs will complete it to "/new_name/", including the trailing slash.