Lcd wrote:
> [...]
> > > Currently an error item from loclist looks like this:
> > >
> > > {
> > > 'lnum': 148,
> > > 'bufnr': 1,
> > > 'col': 7,
> > > 'valid': 1,
> > > 'vcol': 0,
> > > 'nr': -1,
> > > 'type': 'W',
> > > 'pattern': ',
> > > 'text': '(3) CodeLayout::ProhibitHardTabs: Hard tabs used
> > > (See page 20 of PBP)'
> > > }
> > >
> > > If I want to place a sign at the file, I can do this:
> > >
> > > sign place 12345 line=148 name=SyntasticError buffer=1
> > >
> > > This works regardless if the fuffer is hidden or not, and can be
> > > done before the user jumps to the error.
> > >
> > > How would I do the same starting only with a filename, assuming
> > > the user hasn't jumped to the error yet, or opened the file?
> >
> > Yeah, when using getqflist() or getloclist() we currently only get the
> > "bufnr". This I would think, by default the file name is changed to
> > a buffer at that point. Since this can be expensive, we could add an
> > argument to return the file name instead of a buffer number.
> >
> > So we have a dilemma: For the plugin that intentionally avoids
> > creating a buffer for every error, it can have these extra options
> > to make it (a lot) faster. But as soon as another plugin comes into
> > play, which depends on the buffer, things fall back to how they were.
> > I think that is unavoidable.
>
> So functions that create qflists and loclists (make, cgetexpr etc.)
> would create them with filenames, and it would be up to getqflist()
> and getloclist() to request the corresponding files to be loaded
> into buffers (with the default being to load files, for backwards
> compatibility). Also, the results could be cached. That would work
> nicely, and it wouldn't be slower for plugins that want old-style
> qflists and loclists.
I have optimized the quickfix code with the last few patches. It's a
lot faster now, especially when there are several matches in the same
file. Let's see if Ramel thinks this is good enough, then we don't need
to add the workaround.
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