Interactive Git Branch Deletion

gdbi.sh

echo "Git Branch Deleletion (Interactive)"

# Grep out the current branch and branches too important to delete
list=$(git branch --list | grep -v \* | grep -v develop | grep -v master) 

if [[ $list == '' ]]; then 
  echo "There are no branches to delete."
  exit 0
fi

while read -r line; do

    printf "Delete the branch '$line' ? [y/N]:"
    read toDelete </dev/tty

    if [[ $toDelete == 'y' ]]; then
      git branch -D $line
    else
      echo "Not deleting $line"      
    fi
    echo

done <<< "$list"