Re: [IDEA] Add function clean-buffer

[Eli Zaretskii]

> Date: Fri, 08 Sep 2023 17:59:53 -0700
> From: Joseph Turner <joseph@breatheoutbreathe.in>
> CC: emacs-devel@gnu.org, mail+gh@daniel-mendler.de
> 
> >Why make this command kill local variables?
> >Most buffer-local variables come from the major mode.
> >Is it really desirable to reliminate the major mode?
> >
> >Eliminating the major mode is what `fundamental-mode' does.
> >Text properties are usually related to the major mode,
> >often due to Font Lock mode.
> >
> >Should `fundamental-mode' eliminate text properties?  Or perhaps only
> >some text properties?
> >
> >Should `clean-buffer' eliminate only the text properties and overlays
> >that do NOT come from the major mode?
> 
> I'm also concerned that clean-buffer is too vague a function name, and so the 
> scope of its behavior is not clear. I can see that some programs may want to 
> "clean a buffer" by eliminating text properties and overlays but not killing 
> local variables, whereas others may want to do all three and potentially 
> something else.
> 
> At this point, I'm open to letting this patch go ignored.

Stefan, what is your view on this?