my ever growing update bash function

upgrade.sh

function update() {
  echo — Updating Homebrew...
  brew update
  echo — Upgrading Homebrew packages...
  brew upgrade
  echo — Cleaning up...
  brew cleanup
  echo - Pruning...
  brew prune
  echo — Updating MacPorts...
  sudo port selfupdate
  echo — Upgrading ports...
  sudo port -p upgrade outdated
  echo - Cleaning up ports...
  sudo port clean --all installed
  echo - Removing inactive ports...
  sudo port -f uninstall inactive
  echo — Updating NPM packages...
  npm -g up
  echo - Updating RVM...
  rvm get stable
  echo - Cleanup up RVM...
  rvm cleanup all
  echo - Updating Ruby Gems...
  rvm rubygems latest
  echo — Done
}