Script to prune local branches that have been merged

clean-branches.sh

#!/bin/bash

# Fetch and prune to get the latest status of remote branches
git fetch --prune

# Iterate over each branch that has a gone status
for branch in $(git branch -vv | grep ': gone]' | awk '{print $1}'); do
    # Check if the branch has been fully merged into the current branch
    if git branch --merged | grep -w $branch > /dev/null; then
        echo "Branch '$branch' is fully merged and can be safely deleted."
        read -p "Do you want to delete the branch '$branch'? [y/N] " confirm
        if [[ $confirm == [yY] ]]; then
            git branch -d $branch
            echo "Deleted branch '$branch'."
        else
            echo "Skipped deleting branch '$branch'."
        fi
    else
        echo "Branch '$branch' has not been fully merged."
        read -p "Do you want to force delete the branch '$branch'? [y/N] " confirm
        if [[ $confirm == [yY] ]]; then
            git branch -D $branch
            echo "Force deleted branch '$branch'."
        else
            echo "Skipped deleting branch '$branch'."
        fi
    fi
done