README.md

git clean_branch

1. download the git-clean_branch and place it in a directory included in your PATH
2. (optional) set your default branch name to environment variable GIT_DEFAULT_BRANCH
   • when each repository has a different default branch, it might be convenient to use direnv
3. (optional) set alias ex. git config alias.cb "clean_branch"
4. use git clean_branch

git-clean_branch

# Copyright (c) 2025 ryosms <[email protected]>
# Licensed under the MIT License. See https://choosealicense.com/licenses/mit/ for details.

set -e

default_branch=${GIT_DEFAULT_BRANCH:-develop}
exclude_branches='(develop|accept|production|master|main)'
debug=""

usage() {
  echo "
Cleaning merged branches

usage: git clean_branch [-b <branch_name>] [-e <regex_pattern>] [-v]

  -b, --default_branch    set default_branch
  -e, --exclude_branches  branches to exclude from deletion egrep-style <regex_pattern>
  -v, --verbose           verbose log
  -h, --help              show this help
  " >&2
}

while [[ $# -gt 0 ]]; do
  case $1 in
    -b|--default_branch) default_branch="${2}"; shift; shift;;
    -e|--exclude_branches) exclude_branches="${2}"; shift; shift;;
    -v|--verbose) debug="1"; shift;;
    -h|--help) usage; exit 1;;
  esac
done

if [ "${debug}" == "1" ]; then
  echo "default_branch=${default_branch}"
  echo "exclude_branches=${exclude_branches}"
  set -x
fi

git switch "${default_branch}"
git pull --prune

git branch --merged \
  | grep -v '*' \
  | egrep -v ${exclude_branches} \
  | xargs -n1 git branch -d