Re: master 1e3b0f2: Improve doc strings of project.el

[Eli Zaretskii]

> Date: Fri, 19 Jun 2020 15:39:53 +0000
> From: Theodor Thornhill <theothornhill@pm.me>
> Cc: philip@warpmail.net, dgutov@yandex.ru, emacs-devel@gnu.org
> 
> > A project could specify a list of major-modes, couldn't it?  That
> > would generally derive from the project's "purpose" or "goal", for
> > lack of a better word.  For example, a project where you build a
> > program would have prog-mode or some of its descendants in the list,
> > and perhaps also Texinfo and/or markdown for docs.  A project whose
> > purpose is to write an essay or a blog or might use descendants of
> > text-mode.  Etc., etc.
> 
> Yes, absolutely. But isn't this sort of what is intended with the
> cl-defmethods used to assign a project?
> 
> I believe project.el to be a bit ambiguous, since it is both a generic
> "wrapper" for a generic interface "project", but also an implementation of
> the "vc" version of this interface. So the behaviour you suggest here is
> easily done in say:
> 
> (cl-defmethod project-root ((project (head some-major-mode)))
>   ...)
> 
> The version used now is merely saying: "Show me everything but the
> things ignored in .gitignore."
> 
> Or am I misunderstanding you?

Maybe.  I don't think I understand what you are suggesting in enough
detail to tell.