I'll add in a vote for Mercurial (voting always seems to be how to
decide on VCS), though I still believe that SVN works better for a
contribution/review/patch workflow.

Is the plan after 2.7 to start doing 3? That seems like a good
opportunity to "start fresh" in a new repository and leave the old
stuff where it is, only carrying over the barest minimum. I can't see
any movement before 2.7 as being worthwhile.

I'd like to see the DLR separated, but doing so does make
cross-versioning more difficult. However, following a log that has
three separate projects (assuming DLR, IronPy and IronRuby) is messy.
Patching potentially gets a lot harder as well.

I do intend to contribute, as soon as I stop breaking my own project
:) How up to date is the CodePlex issue tracker?

On Thu, Oct 28, 2010 at 18:27, Jeff Hardy <jdha...@gmail.com> wrote:
> Currently, IronPython is hosted in a TFS repository on CodePlex
> (http://ironpython.codeplex.com/), which was a copy of MS's internal
> TFS repository. CodePlex also provides Subversion access, which makes
> it much more bearable. CodePlex also hosts our issue tracking and wiki
> pages, which probably won't change any time soon.
>
> IronRuby's source code is hosted on github
> (http://github.com/ironruby/ironruby). It's also a copy of MS's
> internal TFS repository, but in git.
>
> The interesting part is that IronRuby, IronPython, and the DLR are
> hosted in the *same* repository, since they evolved together. Thus,
> both the IronPython CodePlex repo and the IronRuby github repo are
> basically the same.
> </history-lesson>
>
> What this is going to look like in the future is an open question, as
> is the timeline. Originally, I wanted to focus on the 2.7 release and
> deal with the source control question later. However, it's been raised
> in a few places, so I think it's better to get some more feedback on
> whether we should switch source control methods (and if so, to what?)
> or just stay on TFS/SVN for the time being. Also up for consideration
> is whether you consider being part of the same repo as IronRuby is
> valuable, or whether IronPython should split out on its own.
>
> We could, for example, drop the source control from CodePlex and just
> use the IronRuby github repo - it's already set up and we could start
> developing tomorrow (although it would probably be renamed
> 'ironlanguages' or something like that). It's also probably the only
> option if IronPython and IronRuby are to share a repo, as, so far as I
> know, the IronRuby guys have no plans on leaving github, which makes
> sense for them - git is the de facto choice in the Ruby community.
>
> In Python, however, it's not so clear-cut - Python itself will be
> moving to Mercurial soon, and there are plans afoot to eventually put
> the Python stdlib in a separate repo from Python itself, which will
> likely also be a Mercurial repository. Thus there are advantages
> (subrepos, in particular) to being on the same DVCS. On top of that,
> both Michael Foord and I strongly dislike git - I prefer Mercurial,
> and I imagine the coffee at Canonical will have Michael singing the
> praises of bzr fairly soon :). Finally, CodePlex supports Mercurial,
> and thus everything could remain there if we so wish.
>
> However, converting the repo to Mercurial could be a difficult task -
> the fate of the 1.1, 2.0, and 2.6 branches would have to be decided
> (include them in the repo, or not? Their structure is radically
> different from the Main branch). There are folders that could very
> well be stripped (WiX, Ruby, and *3* CPython installations, not to
> mention IronRuby) to save space, and with a DVCS once they're in the
> history everyone has to pay that cost in disk space, forever, even if
> we later remove them. The fate of the DLR would need to be decided -
> do we keep a local copy, pull from IronRuby's copy, or make it a third
> repo altogether?
>
> My preference is to stick with TFS/SVN for the time being, get 2.7 out
> the door (manually syncing up the DLR sources with IronRuby in the
> meantime), and then look at converting to Mercurial. My second choice
> would be to work out of IronRuby's git repository, get 2.7 released,
> and then look at converting to Mercurial. Anything that doesn't
> eventually involve Mercurial is a lot further down my list :).
>
> I would like to see the DLR become a separate project, of which
> IronRuby and IronPython are just clients, along with IronJS,
> Clojure-CLR, and any others. I don't think the DLR will change too
> drastically, but the MS guys who are more familiar might have other
> plans, and Tomas has said he would prefer them to be together for ease
> of testing.
>
> While the coordinators have discussed this already, I think we need
> more feedback to get an idea of what we should do, so please share
> your thoughts. This has a direct bearing on how you will be
> contributing to IronPython.
>
> - Jeff
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