bug#46507: 26.1; bold attribute copied into enriched-mode text is not saved

[Eli Zaretskii]

> Date: Mon, 08 Mar 2021 15:16:07 +0200
> From: Eli Zaretskii <eliz@gnu.org>
> Cc: tomasn@posteo.net, 46507@debbugs.gnu.org
> 
> > I went through the exercise with  eshell, to make sure that nothing 
> > changed, and it doesn't seem to have:
> > colors get saved, but not boldness.
> 
> So if the problem is with the font-lock-face vs face property, why is
> it that enriched-mode does preserve the color attribute, but not the
> both attribute?  They both come from the same font-lock-face property,
> no?
> 
> > Eli: Maybe it is wrong for me to say "needs" :) :).  It would be very 
> > convenient though, and i could tweak some
> > variables in my start up (for testing with 'emacs -Q' though i would have 
> > to finagle it somehow i guess?).
> 
> I don't think there's argument that enriched-mode should support this
> use case.

I've now attempted to extend enriched.el on the master branch to
support this use case.  Please test.