Christian Brabandt wrote:
> On Sa, 28 Sep 2013, Bram Moolenaar wrote:
>
> > Dimitar Dimitrov wrote:
> >
> > > Hi,
> > > The call to histdel below doesn't seem to be doing what I want it to do.
> > > It doesn't delete my 3 search patterns added by the 2 :substitute and
> > > the :global calls. Not sure what it does exactly, it seems to delete
> > > one correct entry and 2 wrong ones.
> > > All I want is no trace of those patterns in my search history,
> > > but histdel('/', '\\s\\+\$') wouldn't be a solution since I still want
> > > this pattern in my history if I enter it manually at some point.
> > > Any help appreciated.
> > >
> > >
> > > " Squeeze empty lines
> > > function! s:Squeeze()
> > > let save_cursor = getpos(".")
> > > " empty lines at BOF|EOF
> > >
> > > silent %substitute/\%^\_s*\n\|\_s*\%$//
> > > " empty line clusters
> > > silent global/^\%(\s*$\n\)\{2,}/delete
> > > silent! %substitute/\s\+$//e
> > > for i in range(1, 3)
> > > call histdel('/', -1)
> > > endfor
> > > call setpos('.', save_cursor)
> > > endfunction
> > >
> > > nmap <silent> <leader>z :call <sid>Squeeze()<cr>
> >
> > Not sure what happens there, but it might be a lot simpler if we have a
> > way to avoid patterns to be put in the history, instead of deleting them
> > afterwards. When a pattern was typed you may want to keep it, but after
> > executing a :s command you don't know if the pattern was typed before
> > you used it with :s. That gets complicated.
> >
> > For :s we could add a flag, but for :g/pattern/ there is is no place to
> > put a flag. Perhaps we should use a modifier ":keeppatterns", like
> > ":keepjumps" and ":keepmarks" ?
>
> Here is a patch that adds the :keeppatterns command modifier as well as
> an additional search flag 'h'
I have included :keeppatterns, but the implementation of the 'h' flag
still changes the history: If the pattern was already present in the
history it gets deleted. Fixing that is complicated, thus I didn't
include this part of the patch now.
--
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/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
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