What's new in Git 3
New internals.
Familiar workflow.
A preview of the planned Git 3.0 changes
by Rob Richardson
About Me
Rob Richardson is a software craftsman building web properties in ASP.NET and Node, React and Vue. He's a frequent speaker at conferences, user groups, and community events, and a diligent teacher and student of high quality software development. You can find this and other talks on https://robrich.org/presentations and follow him on Mastodon at @[email protected].
What would break if Git changed
how it stores history?
Your commands?
Your branches?
Your build?
Your workflow?
Demo
Git workflow
"If you do nothing but upgrade your tools, you'll be completely fine."
- Me ... right now
Git 3 Features
SHA-1 to SHA-256
Demo
A SHA-256 repository
reftable:
a better storage format
Demo
Files → reftable
Main is the
default branch name
Demo
main is the new default branch
Git and Rust
Bare Repositories
Demo
bare repositories
New Commands
Demo
git switch & git restore
Existing repos
Demo
opt in for existing repos
You only get the new features if you want to
Git 3 Changes
Git 3 changes Git internals for new repos.
Upgrade tools as soon as Git 3 releases.
Upgrade existing repos when you're ready.