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Re: Auto Fill Comments


From: Christopher Dimech
Subject: Re: Auto Fill Comments
Date: Thu, 26 Nov 2020 04:56:08 +0100

I am still stuck with trying to do autofill by cycling through a key binding.
In summary I want to cycle between

1. Auto Fill only comments
2. Auto Fill entire buffer
3. Disable Auto Fill

What command can be used to set the three commands?

> Sent: Wednesday, November 25, 2020 at 8:59 AM
> From: "Christopher Dimech" <dimech@gmx.com>
> To: "Robert Thorpe" <rt@robertthorpeconsulting.com>
> Cc: help-gnu-emacs@gnu.org
> Subject: Re: Auto Fill Comments
>
> M-q was what I have been doing.  Want to try out auto fill, see if it can 
> save me
> using the key binding.  I usually keep code quite compact, but will check out
> what you discussed.
>
>
> > Sent: Wednesday, November 25, 2020 at 8:11 AM
> > From: "Robert Thorpe" <rt@robertthorpeconsulting.com>
> > To: "Christopher Dimech" <dimech@gmx.com>
> > Cc: help-gnu-emacs@gnu.org
> > Subject: Re: Auto Fill Comments
> >
> > Christopher Dimech <dimech@gmx.com> writes:
> >
> > > Would this be good enough  to Auto Fill Comments in c language.
> > > What can I use for Auto Fill Comments for other languages, e.g.
> > > fortran, elisp, c++, texinfo, bash, awk, org, R.
> > >
> > > ;; Apply Auto Fill to comments but not code in programming language modes.
> > > (add-hook 'c-mode-common-hook
> > >    (lambda ()
> > >       (auto-fill-mode 1)
> > >       (set
> > >          (make-local-variable 'fill-nobreak-predicate)
> > >          (lambda ()
> > >             (not (eq (get-text-property (point) 'face)
> > >                     'font-lock-comment-face)))) ))
> >
> > Notice that "M-q" performs paragraph filling for comments in C and other
> > languages.  It is not *auto* filling certainly, but it's very useful.
> >
> > I've found that to be the best myself.  That's because of commenting out
> > code.  The problem is if you comment out code then modify it when it's a
> > comment.  If you set Emacs to auto-fill comments, then it will auto-fill
> > those code comments as though they're text.  That's wrong when you want
> > to uncomment the block and make it back into code, it removes the
> > indentation.
> >
> > BR,
> > Robert Thorpe
> >
> >
> >
>
>



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