Subject: bug#78264: [PATCH] simple.el (delete-trailing-whitespace-mode): New minor mode

From: Eli Zaretskii <[email-masked]>
Date: Sat, 10 May 2025 12:10:31 +0300

> Cc: Stefan Monnier <[email-masked]>,
>  EditorConfig Team <[email-masked]>
> From: Sean Whitton <[email-masked]>
> Date: Sat, 10 May 2025 09:45:05 +0100
> 
> Seems reasonable, though can we make sure Emacs will let you enable it
> from .dir-locals.el for a repository without generating warnings?
> I.e. set whatever is needed to trust it as a minor mode enabled from
> there (which may be nothing).

Is this really useful to turn on for _every_ file in a directory?
What about files where trailing whitespace is significant (patches,
for example)?