[QGIS-Developer] how compatible .qml files are ?

[Nyall Dawson]

On Thu, 29 Aug 2019 at 20:29, Sandro Santilli <strk at kbt.io> wrote:
>
> On Thu, Aug 29, 2019 at 08:05:04PM +1000, Nyall Dawson wrote:
> > On Thu, 29 Aug 2019 at 18:44, Sandro Santilli <strk at kbt.io> wrote:
> > >
> > > On Thu, Aug 29, 2019 at 08:41:03AM +1000, Nyall Dawson wrote:
> > > > On Thu, 29 Aug 2019 at 02:44, Paolo Cavallini <cavallini at faunalia.it> wrote:
> > > > > On 28/08/19 17:43, Sandro Santilli wrote:
> > > > > > I just filed https://github.com/qgis/QGIS/issues/31471 after finding
> > > >
> > > > All this old 1.x
> > > > compatiblity code was dropped in the 2 -> 3 migration, with the
> > >
> > > Ouch, destructive move.
> >
> > No, not at all. And honestly, I'm surprised to hear this attitude from
> > you. You'd know full well that the opensource community is a finite
> > resource.
> >
> > It was the right move to drop this unused legacy code rather than
> > waste the valuable maintainer power on something completely unused.
>
> It could have been moved to a convertion tool.

There was no volunteers to do this, and no sponsorship for work of
this nature => no conversion tool. ;)

> Are style files versioned ?

Yes

> It could help to do that, moving forward.
> At least QGIS could warn user/error out when trying to open a file
> older than 3.0, and give the hint about using 2.18 to convert them.

That's a good idea -- can you submit a PR?

Nyall