Am Dienstag, 27. Januar 2015 11:26:56 UTC+1 schrieb Bram Moolenaar:
> Xavier de Gaye wrote:
> 
> > On 01/25/2015 03:59 PM, Bram Moolenaar wrote:
> >  > Xavier de Gaye wrote:
> >  >> In the following test case, 'foobar' and  'dummy_file' are two
> >  >> non-existent files:
> >  >>
> >  >> gvim -o foobar dummy_file
> >  >>     :set buftype=nofile
> >  >>     :call append(1, "second line")    -> foobar contains now two lines
> >  >>     <CTRL-W> W
> >  >>     :edit foobar                      -> a) foobar still contains two 
> > lines
> >  >>     :edit foobar                      -> b) Ooops... foobar contains no 
> > lines now !
> >  >>
> >  >> The problem is that do_ecmd() does not handle this case in a consistent 
> > way, whether:
> >  >> 1) foobar is not curbuf and therefore 'other_file' is true (in case (a) 
> > above)
> >  >> 2) or foobar is curbuf and therefore 'other_file' is false (in case (b) 
> > above) in which case buf_clear_file(curbuf) is invoked by do_ecmd()
> >  >
> >  > If you do this with a file then the same thing happens, except that you
> >  > will get an error at the second ":edit foobar", since the buffer was
> >  > changed and you are trying to drop the changes.
> >  >
> >  > It may seem a bit inconsistant, but changing this will most likely cause
> >  > some plugins to fail in a weird way.  Better just keep it as it is.
> > 
> > 
> > When the user ':edit' or ':'tabedit' a buffer that is managed by an
> > application using netbeans to control the buffer (with the netbeans
> > 'editFile' command for example), the buffer may be cleared 
> > without the knowledge of the application. This is annoying and it is
> > the reason why I have submitted this problem.
> > 
> > It may make sense that ':edit' should attempt to reload the buffer
> > when it is a file, but it is strange that this command may (or may
> > not) clear the buffer when there is no file to reload from, and 
> > very strange that this behavior depends on the position of the cursor.
> 
> Well, I suppose what we could do, without causing too much trouble, is
> making ":e foobar" a no-op for a file where 'buftype' is "nofile" and
> "foobar" is already the current buffer.  It would be unexpected that a
> plugin relies on this edit command to make the buffer empty.
> 
> I'll make a patch that does it this way, let's see if someone complains.

So here I am to complain: That patch appears to break remote editing via netrw; 
since it was introduced I get nothing but an empty buffer when opening a remote 
file.

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