Thanks for explaining. Closing On Sun, 25 May 2025 at 1:20 am, Eli Zaretskii wrote: > > Cc: 78579@debbugs.gnu.org > > Date: Sat, 24 May 2025 11:14:24 -0400 > > From: Stefan Monnier via "Bug reports for GNU Emacs, > > the Swiss army knife of text editors" > > > > > `delete-trailing-whitespace-mode` was introduced in commit 8a19c249f81. > > > Should there also be a `global-delete-trailing-whitespace-mode`? > > > This would allow > > > (global-delete-trailing-whitespace-mode 1) > > > and turning it off in an individual buffer with > > > (delete-trailing-whitespace-mode -1) > > > > To define such a mode, we'll need to know when to enable it and when > > not: I'd be surprised if adding `delete-trailing-whitespace` globally > > to `before-save-hook` doesn't cause problems in various circumstances. > > > > I don't have enough experience with that, so I'll let others decide if > > and how to do it. > > I share the fears expressed by Stefan. I think that such a global > mode would be more dangerous than it's useful. After all, it's easy > to add the activation of the local minor mode to mode-hook of any > modes one wants. >