git_notify

git_notify.bash

function cd() {
  async() {
          {
              $2 $($1)
          }&
  }

  notify_callback() {
        [[ $1 > 0 ]] && echo "You have new stuff to pull!"
  }

  # If it's a git repo, check if we need to pull.
  if git rev-parse --is-inside-work-tree &>/dev/null; then
   async "git rev-list HEAD...origin/master --count" notify_callback
  fi 

  builtin cd "$@"
}