git-abort

#!/usr/bin/env bash

# Abort a rebase, merge, `am`, a cherry-pick or a revert, depending on the situation.

set -e
git_dir="$(git rev-parse --git-dir)"

if [[ -e "${git_dir}/CHERRY_PICK_HEAD" ]] ; then
    exec git cherry-pick --abort "$@"
elif [[ -e "${git_dir}/REVERT_HEAD" ]] ; then
    exec git revert --abort "$@"
elif [[ -e "${git_dir}/rebase-apply/applying" ]] ; then
    exec git am --abort "$@"
elif [[ -e "${git_dir}/rebase-apply" ]] ; then
    exec git rebase --abort "$@"
elif [[ -e "${git_dir}/rebase-merge" ]] ; then
    exec git rebase --abort "$@"
elif [[ -e "${git_dir}/MERGE_MODE" ]] ; then
    exec git merge --abort "$@"
else
    echo git-abort: unknown state >&2
    exit -1
fi