The Bundler 2.0 announcement includes context and a more detailed explanation of the changes in this version. This is a summary of the biggest changes. As always, a detailed list of every change is provided in the changelog.
This release focuses on removing offical support of versions of Ruby and RubyGems that have reached their end of life, with a few other small breaking changes.
- Removed support for Ruby < 2.3
- Remove support for RubyGems < 3.0.0
- Changed the
github: "some/repo"
gem source to use thehttps
schema by default - Errors/warnings will now print to
STDERR
- Bundler now auto-switches between version 1 and 2 based on the Lockfile