GitHub reviews of changes in new versions of Git

download.sh

#!/usr/bin/env bash
set -eu
[ "${DEBUG:-0}" = "1" ] && set -x

declare -a links
while read -r LINE ; do
    links+=("$LINE")
done <<<"$(cat links.txt)"

c=0
for link in "${links[@]}" ; do
    file="$(printf "output-%.4d.html" "$c")"
    if [ ! -e "$file" ] ; then
        echo "$0: Downloading '$link' ..."
        curl --silent "$link" --no-clobber --output "$file"
    fi
    c=$((c+1))
done

GitHub_Reviews_Git_Releases.md

GitHub's highlights of new Git releases

Git 2.3 has been released

• Push to deploy
• Faster cloning by borrowing objects from existing clones
• More conservative default behavior for git push
• More flexible ssh invocation
• The credential subsystem is now friendlier to scripting
• Other
• Additional resources

Git 2.4 — atomic pushes, push to deploy, and more

• Atomic pushes
• Push-to-deploy improvements
• Inverted grep for logs
• Other minor improvements
• The rest of the iceberg

Git 2.5, including multiple worktrees and triangular workflows

• git worktree: one Git repository with multiple working trees
• Improved support for triangular workflows
• Performance improvements
• Go forth and collaborate

Git 2.6, including flexible fsck and improved status

• git fsck flexibility
• git status more informative during interactive rebase
• log --date can use custom formats
• git log --cc now shows diffs by default
• The rest of the iceberg

New Year, new Git release

• More flexible naming for git bisect
• New configuration setting for --recurse-submodules
• Git LFS support for git p4
• Continued worktree improvements
• More uniform commands for listing references
• Other changes
• The rest of the iceberg

Git 2.8 has been released

• Parallel fetches of submodules
• Don’t guess my identity!
• Convergence with Git for Windows
• Security fixes
• Brief mentions
• The rest of the iceberg

Git 2.9 has been released

• Faster and more flexible submodules
• Beautiful diffs
• Testing all the commits with rebase -x
• Git Tidbits (Gitbits? Tidgits?)
• The rest of the iceberg

Git 2.10 has been released

• Progress reporting for pushes
• Signature verification improvements
• More color attributes
• Odds and ends
• The whole enchilada

Git 2.11 has been released

• Abbreviated SHA-1 names
• Performance Optimizations
• Advanced filter processes
• Sundries
• The whole shebang

Git 2.13 has been released

• SHA-1 collision detection
• More convenient pathspecs
• Conditional configuration
• Bits and bobs
• The whole kit and caboodle

Git 2.17 is now available

• Coloring moved code
• Speeding up status with watchman
• Finding objects in history
• Grepping with function context
• Tidbits
• And the rest

Highlights from Git 2.19

• Compare histories with git range-diff
• git grep‘s new tricks
• Sorting branches
• Directory rename detection
• Tidbits
• Cooking
• And everything else

Highlights from Git 2.21

• Human-readable dates with --date=human
• Detecting case-insensitive path collisions
• Performance improvements and other bits
• Tidbits
• That’s all for now

Highlights from Git 2.22

• Tidbits
• Until next time

Highlights from Git 2.23

• Experimental alternatives for git checkout
• Tidbits
• Learn more

Highlights from Git 2.24

• Feature macros
• Commit graphs by default
• Adopting the Contributor Covenant
• Alternative history rewriting tools
• Tidbits
• Learn more

Highlights from Git 2.25

• Sparse checkout management made easy
• Partial clones and git sparse-checkout
• Tidbits
• Learn more

Highlights from Git 2.26

• Protocol version 2 is now the default
• Some new config tricks
• Updates to git sparse-checkout
• Learn more

Highlights from Git 2.28

• Introducing init.defaultBranch
• Changed-path Bloom filters
• Tidbits
• The rest of the iceberg

Highlights from Git 2.29

• Experimental SHA-256 support
• Negative refspecs
• New git shortlog tricks
• Tidbits
• The kaboodle

Highlights from Git 2.31

• Introducing git maintenance
• On-disk reverse indexes
• Tidbits

Highlights from Git 2.33

• Geometric repacking
• merge-ort: a new merge strategy
• All that
• …And a bag of chips

Highlights from Git 2.34

• Sparse index
• Multi-pack reachability bitmaps
• A new default merge strategy
• Tidbits
• The rest of the iceberg

Highlights from Git 2.35

• The rest of the iceberg

Highlights from Git 2.36

• Review merge conflict resolution with –remerge-diff
• More flexible fsync configuration
• Stricter repository ownership checks
• Tidbits
• The rest of the iceberg

Highlights from Git 2.37

• A new mechanism for pruning unreachable objects
• A builtin filesystem monitor for Windows and macOS
• The sparse index is ready for wide use
• Tidbits
• The rest of the iceberg

Highlights from Git 2.38

• A repository management tool for large repositories
• Rebase dependent branches with –update-refs
• Tidbits
• The rest of the iceberg

Highlights from Git 2.39

• The rest of the iceberg
• Notes

Highlights from Git 2.40

• The rest of the iceberg

Highlights from Git 2.41

• Improved handling of unreachable objects
• On-disk reverse indexes by default
• The whole shebang

Highlights from Git 2.42

• Faster object traversals with bitmaps
• Exclude references by pattern in for-each-ref
• Preserving precious objects from garbage collection
• The rest of the iceberg

links.txt

https://github.blog/2015-02-06-git-2-3-has-been-released/
https://github.blog/2015-04-30-git-2-4-atomic-pushes-push-to-deploy-and-more/
https://github.blog/2015-07-29-git-2-5-including-multiple-worktrees-and-triangular-workflows/
https://github.blog/2015-09-29-git-2-6-including-flexible-fsck-and-improved-status/
https://github.blog/2016-01-05-new-year-new-git-release/
https://github.blog/2016-03-28-git-2-8-has-been-released/
https://github.blog/2016-06-13-git-2-9-has-been-released/
https://github.blog/2016-09-03-git-2-10-has-been-released/
https://github.blog/2016-11-29-git-2-11-has-been-released/
https://github.blog/2017-05-10-git-2-13-has-been-released/
https://github.blog/2018-04-05-git-217-released/
https://github.blog/2018-09-10-highlights-from-git-2-19/
https://github.blog/2019-02-24-highlights-from-git-2-21/
https://github.blog/2019-06-07-highlights-from-git-2-22/
https://github.blog/2019-08-16-highlights-from-git-2-23/
https://github.blog/2019-11-03-highlights-from-git-2-24/
https://github.blog/2020-01-13-highlights-from-git-2-25/
https://github.blog/2020-03-22-highlights-from-git-2-26/
https://github.blog/2020-07-27-highlights-from-git-2-28/
https://github.blog/2020-10-19-git-2-29-released/
https://github.blog/2021-03-15-highlights-from-git-2-31/
https://github.blog/2021-08-16-highlights-from-git-2-33/
https://github.blog/2021-11-15-highlights-from-git-2-34/
https://github.blog/2022-01-24-highlights-from-git-2-35/
https://github.blog/2022-04-18-highlights-from-git-2-36/
https://github.blog/2022-06-27-highlights-from-git-2-37/
https://github.blog/2022-10-03-highlights-from-git-2-38/
https://github.blog/2022-12-12-highlights-from-git-2-39/
https://github.blog/2023-03-13-highlights-from-git-2-40/
https://github.blog/2023-06-01-highlights-from-git-2-41/
https://github.blog/2023-08-21-highlights-from-git-2-42/

Makefile

process: download
	chmod +x process-html.sh
	for i in output-*.html ; do \
        ./process-html.sh "$$i" 2>/dev/null ; \
        echo "" ; \
    done | tee processed.md

download:
	chmod +x ./download.sh
	./download.sh

process-html.sh

#!/usr/bin/env bash
set -eu
[ "${DEBUG:-0}" = "1" ] && set -x

file="$1"; shift 1

_debug () { printf "%s\n" "$*" 1>&2 ; }

canonical="$( grep -o -E '<link rel="canonical" href="[^"]+"' "$file" )"
canonical="${canonical##*href=\"}"
canonical="${canonical%%\"*}"
_debug "canonical: $canonical"

h1="$( grep -o -E '<h1 [^>]+>([^<]+)</h1>' "$file" )"
h1="${h1#*>}"
h1="${h1%%<*}"
_debug "h1: '$h1'"

echo "## [$h1]($canonical)"

while read -r line ; do
    #echo "line $line"
    _debug "line '$line'"
    id="${line#*id=\"}"
    id="${id%%\"*}"
    _debug "id: $id"
    h2text="${line#<h2*>}"
    _debug "h2text: $h2text"
    h2text="${h2text#</a>}"
    _debug "h2text: $h2text"
    h2text="${h2text%%<a*}"
    _debug "h2text: $h2text"
    echo " - **[$h2text]($canonical#$id)**"
done <<<"$( \grep -E '^<h2[^>]' "$file" | sed -E 's/<h2 ><a/<h2 /g' )"