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jcbrinfo/git-reauthor.sh

Created June 30, 2016 14:31
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Re-author the head of the specified branches.
Raw
git-reauthor.sh
#! /bin/sh
# Re-author the head of the specified branches of `origin`.
working_branch="$(git symbolic-ref --short HEAD 2>/dev/null || git describe --tags --always 2>/dev/null)"
[ -n "$working_branch" ] || exit
git stash || exit
reset_status() {
git checkout "${working_branch}"
git stash pop
}
rollback() {
reset_status
exit "$1"
}
git pull || true
for branch in "$@"; do
git checkout "${branch}" || rollback "$?"
git commit -C HEAD --amend --reset-author || rollback "$?"
git push -f -- origin "${branch}" || rollback "$?"
done
reset_status
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