Re: Fedora 31 Self-Contained Change proposal: Bundler 2.0

[Pavel Valena]

----- Original Message -----
> From: "Vít Ondruch" 
> To: [e-mail]
> Sent: Thursday, July 11, 2019 8:45:12 AM
> Subject: Re: Fedora 31 Self-Contained Change proposal: Bundler 2.0
>
> I think that we will end-up with this slightly edited version of the proposal
> :)
> > Keep Bundler 1.16 as rubygem-bundler1 subpackage of ruby package.
>
> The problem is that Ruby ships with bundled Bundler 1.x and RubyGems depends
> Bundler 1.x. Although I'm not sure how tight the coupling is :/ Upstream
> acts as the RubyGems and Bundler are inseparable, but I believe that the
> coupling is useful just for some niche use case.
>
> So the proposal is to move the independent rubygem-bundler into Bundler 2.x
> and replace the rubygem-bundler subpackage of ruby package by
> rubygem-bundler1 subpackage and keep it around as long as RubyGems does not
> migrate to the new version.
>
> Also, if I am not mistaken, the Gemfile.lock created by Bundler can enforce
> the version of Bundler required.
>
> Please note that it should be safe to install rubygem-bundler1 alongside the
> rubygem-bundler.

The applications created (=Bundled) with Bundler 1 will still need to use Bundler 1 or they need to upgrade manually to Bundler 2[0].

Bundler 2 can dynamically select required runtime (v1 or v2) depending on the lock (=dependency) file.

Regards,
Pavel

[0] https://bundler.io/v2.0/guides/bundler_2_upgrade.html#upgrading-applications...
> Vít
>
> Dne 10. 07. 19 v 20:49 Igor Gnatenko napsal(a):
>
> Why do we want to keep old version around?
>
> On Wed, Jul 10, 2019, 20:12 Ben Cotton < [e-mail] > wrote:
>
> https://fedoraproject.org/wiki/Changes/Bundler_2.0
>
> == Summary ==
> Upgrade to Bundler 2.0, the latest stable gem version.
>
> == Owner ==
> Name: [[User:pvalena | Pavel Valena]], [[User:vondruch | Vit Ondruch]]
> Email: [e-mail] , [e-mail]
>
> == Detailed Description ==
> Bundler 2 is new major upstream release, that includes many
> improvements and bug fixes.
>
> == Benefit to Fedora ==
> Keeping with a latest release, Bundler is enabling simple Ruby
> application dependency managemenent.
>
> == Scope ==
> Proposal owners:
>
> ** Move Bundler 1.16 to rubygem-bundler1 (sub)package.
> ** Build Bundler 2.0. Current changes:
> https://src.fedoraproject.org/rpms/rubygem-bundler/pull-request/5
> ** Work has been done in a Copr repository:
> https://copr.fedorainfracloud.org/coprs/pvalena/rubygem-bundler/
> Other developers: N/A
> Release engineering: N/A
> Policies and guidelines: N/A
> Trademark approval: N/A
>
> == Upgrade/compatibility impact ==
> All applications and Gemfiles that currently work with Bundler 1 will
> continue to work with Bundler 2.
>
> Notable changes:
> Dropped support for end of lifed Ruby versions 1.8.7 through 2.2
> Dropped support for end of lifed RubyGems versions 1.3.6 through 2.5
> Moved error messages from STDOUT to STDERR
>
> == How To Test ==
> No special hardware is needed.
> Install Bundler 2
> Run `bundle --version`
> Create new applications as before
> If something doesn't work as it should, let us know.
>
> == User Experience ==
> New features that come with Bundler 2.0 will be available. Current
> version will be available as rubygem-bundler1.
>
> == Documentation ==
> https://bundler.io/docs.html
>
> == Release Notes ==
> https://bundler.io/blog/2019/01/03/announcing-bundler-2.html
> https://bundler.io/blog/2018/11/04/an-update-on-bundler-2.html
>
> --
> Ben Cotton
> He / Him / His
> Fedora Program Manager
> Red Hat
> TZ=America/Indiana/Indianapolis