Re: sessionoptions not restore filetype detection ??

Le jeudi 25 avril 2019 02:01:16 UTC+2, Tony Mechelynck a écrit :
> On Wed, Apr 24, 2019 at 10:43 PM <nivaemail@gmail.com> wrote:
> >
> > Le mercredi 24 avril 2019 21:18:18 UTC+2, Tony Mechelynck a écrit :
> > > On Tue, Apr 23, 2019 at 6:02 PM <nivaemail@gmail.com> wrote:
> > > >
> > > > Hi,
> > > >
> > > > Using mksession file and these sessionoptions, I don't see why vim does not restore filetype detection after reloading .vim files for example.
> > > >
> > > > Thank you
> > > > NiVa
> > > >
> > > > " set sessionoptions=help,resize,winpos,winsize
> > >
> > > After having a look at that 'sessionoptions' setting and its many
> > > variations (none of those you set BTW, relate to filetype detection),
> > > there's nothing about filetype detection that strikes my eyes.
> > > However, ISTR that "vim -S" sources your vimrc before the session
> > > file, so any "filetype" statement in your vimrc (or, nowadays, the
> > > "filetype plugin indent on" statement in defaults.vim if you don't
> > > have a vimrc) will be executed as well. Are you the kind of person who
> > > changes filetype detection settings (to something else than what your
> > > vimrc had set) long after Vim has started, and expects them to stay
> > > that way even after a reload? Then you have a most unusual use case.
> > >
> > > Best regards,
> > > Tony.
> >
> > Hi Tony,
> >
> > What I simply notice is that when I comment on this line in my _vimrc:
> > "set sessionoptions = help, resize, winpos, winsize
> >
> > Then, the detection of file types works properly.
> >
> > When I uncomment this line, the detection of file types no longer works.
>
> That hadn't been clear to me on reading your previous post.
> >
> >
> > PS: Sorry but I did not understand everything about where you wanted to take me about the kind of person I am.
>
> Then forget it; it was due to misunderstanding what was your problem.
> >
> > PS2: I know this mksession line does not contain anything related to file type detection
>
> Now maybe this is relevant, since your 'sessionoptions' setting is
> much more restrictive than the default. If you want to find out where
> the problem (which could be a documentation problem) exactly sits, try
> adding the follwing session (sub-)options one by one to what you
> already have:
> options
> tabpages
> buffers
> blank
> folds
> curdir
> terminal
> and if by that time there is still no change, removing "winpos". If
> and when you get two settinigs differing only by one sub-option, and
> one of them restores filetype detection and the other doesn't, then
> you'll know which sub-option is responsible. This will allow you to
> propose to Bram an additional line or two somewhere between lines 6682
> and 6712 of runtime/doc/options.txt in the Vim source master.
>
>
> Best regards,
> Tony.

After doing dichotomy search tests on session options, it seems that option "buffers" was missing. This works well.

set sessionoptions=help,resize,winsize,winpos,buffers


Thank you for your help Tony!
NiVa

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