bin/git-cleanup: Add working utility

1 files changed, 74 insertions, 0 deletions

diff --git a/bin/git-cleanup b/bin/git-cleanup
new file mode 100755
index 0000000..4196cff
--- /dev/null
+++ b/bin/git-cleanup
@@ -0,0 +1,74 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  git cleanup [REMOTE]
+		  git cleanup -h
+	EOF
+}
+
+help() {
+	cat <<-'EOF'
+
+		Options:
+		  -h, --help    show this message
+
+		  REMOTE        the remote to prune the remote tracking
+		                branches from (default: origin)
+
+
+		Delete merged branches, both local and remote-tracking.
+
+
+		Examples:
+
+		  Cleanup branches from "origin":
+
+		    $ git cleanup
+
+
+		  Delete branches from "upstream":
+
+		    $ git cleanup upstream
+	EOF
+}
+
+for flag in "$@"; do
+	case "$flag" in
+		--)
+			break
+			;;
+		--help)
+			usage
+			help
+			exit
+			;;
+		*)
+			;;
+	esac
+done
+
+while getopts 'h' flag; do
+	case "$flag" in
+		h)
+			usage
+			help
+			exit
+			;;
+		*)
+			usage >&2
+			exit 2
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
+REMOTE="${1:-origin}"
+
+git branch --merged |
+	grep -v -e '^\*' -e '^. main$' |
+	xargs git branch -d
+
+git remote prune "$REMOTE"