deletes all local branches with no changes in 1 week

delete_old_local_branches

for k in $(git branch | sed '/\*/d' | grep '..'); do 
  # Trim whitespace
  k=$(echo $k | xargs)

  echo "inspecting $k"

  # Skip protected branches
  if [[ "$k" == "master" || "$k" == "main" || "$k" == "staging" ]]; then
    echo "skipping protected branch $k"
    continue
  fi

  if [ -n "$(git log -1 --since='1 week ago' -s $k)" ]; then
    echo "keeping $k"
  else
    echo "deleting $k"
    git branch -D "$k"
  fi
done