#!/bin/bash

# Delete all local branches that are merged / deleted branches in remote

# Fetch and prune remote branches

git fetch --prune

# Get the default branch name (either main or master)

default_branch=$(git symbolic-ref --short refs/remotes/origin/HEAD 2>/dev/null | cut -d '/' -f 2)

# If default_branch is not found, default to main

if [ -z "$default_branch" ]; then

default_branch="main"

fi

# Delete local branches that are merged into the default branch

git branch --merged origin/"$default_branch" | grep -v "^\*" | grep -v "^$default_branch$" | xargs -r git branch -d

# Delete local branches that track deleted remote branches

git branch -vv | grep ': gone]' | awk '{print $1}' | grep -v "^$default_branch$" | xargs -r git branch -D