clip: Delete local branch, with option to force delete unmerged branches

clip.sh

#!/usr/bin/env bash

# clip: Delete local branch, with option to force delete unmerged branches
clip () {
	# return if we're not inside an actual work tree
	if [[ ! "$(git rev-parse --is-inside-work-tree)" ]] 2>/dev/null; then
		echo "fatal: Not a git repository (or any of the parent directories): .git"
		return 1
	fi

	# if no arguments were given to `clip`, notify the user and return
	if [[ $# -eq 0 ]]; then
		echo "Usage: clip [-f|--force] BRANCHREF"
		return 1
	fi

	# wrangle the given flag options
	while [[ $# -gt 0 ]]; do
		case "$1" in
			-f|--force)
				shift
				git branch -D "$1"
				break
				;;
			*)
				git branch -d "$1"
				break
				;;
		esac
	done
}