====== Rewrite history ======

====== change initial commit ======

<code bash>
git rebase -i --root
</code>

====== reformat code in commits ======

===== git rebase =====

<code bash>
git rebase main -x 'make clang-reformat && git commit --amend'
</code>

===== git-filter-repo =====

<code bash>
wget https://raw.githubusercontent.com/newren/git-filter-repo/main/contrib/filter-repo-demos/lint-history
chmod +x lint-history
</code>
Apply patch from https://github.com/newren/git-filter-repo/issues/552

<code bash>
./lint-history \
  --refs main..feeat-clang2 \
  --relevant 'return filename.endswith(b".c") or filename.endswith(b".h")' \
  clang-format-16 -i
</code>

====== reword commits ======

[[https://stackoverflow.com/questions/38233988/automatically-reword-all-rebased-commits|Automatically reword all rebased commits]]

Following will automatically execute default editor for every commit:
<code bash>
git rebase origin/master -x 'git commit --amend'
</code>

====== Remove files from history (rewriting) =====

Iterate through history and remove all files mathcing pattern:
<code bash>
git filter-branch --tree-filter 'rm -f m* z* x* w* s* r*' --prune-empty  HEAD
</code>

<code bash>
sudo apt install git-filter-repo
</code>

Remove workspace dir:
<code bash>
git filter-repo --path workspace --invert-paths --force

</code>

====== Move from subdir to root ======

<code bash>git filter-repo --path-rename 'MYDIR/:'</code>


====== Move from root to subdir ======

<code bash>git filter-repo --path-rename ':app/'</code>

====== apply dos2unix ======

<code bash>git filter-branch --tree-filter 'git ls-files -z | xargs -0 dos2unix' -- --all</code>


====== clean backups refs ======

''filter-branch'' makes backup by creating ''refs/oribinal/*''. To clean all backups refs from rewriting history tools:
<code bash>
git for-each-ref --format="%(refname)" refs/original/ | xargs -n 1 git update-ref -d
git for-each-ref --format="%(refname)" refs/replace/ | xargs -n 1 git update-ref -d
</code>