Yegappan wrote:

> > > When you change the directory using the :cd or :tcd or :lcd commands,
> > > the previous directory is remembered. You can change to this
> > > directory, by passing "-" as the directory name to these commands.
> > >
> > > Currently only a single previous directory is remembered across
> > > :cd, :lcd and :tcd. If you have a tabpage local directory and change
> > > the global directory using ":cd", then the previous directory for
> > > the :tcd is also changed.
> > >
> > > I think we should keep a separate previous directory for every window
> > > with a local directory, every tabpage with a local directory and the
> > > global directory. Any comments/suggestions?
> >
> > It might complicate things too much.  When I use ":lcd somedir" and then
> > "cd -", what directory gets used for "-"?
> >
> 
> With the proposed change, in the above case you will get a "No previous
> directory" error message after "cd -". But if you use ":lcd -", then
> the directory
> will be changed to "somedir".
> 
> If you use a separate tabpage for each project directory, then currently when
> you change directory in one of the tab pages, the previous directory of all
> the tab pages will be changed. With the proposed change the previous
> directory of only the current tab page will be changed.

I don't like that the meaning of "-" depends on where or how you use it.
I would rather think of using another special name for "previous
window-local directory", "previous tab-local directory" and "previous
global directory".  Perhaps -l, -t and -g?

-- 
Why is "abbreviation" such a long word?

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