Show notification after executing shell commands.

yell.sh

yell() {
  cmd=""
  if [ $# -gt 0 ]; then
    cmd=$@
  else
    cmd=$(history| awk '{$1=""; print $0}' | grep -E '^\s*yell.+' | tail -1)
  fi

  eval $cmd

  if [ $? -ne 0 ]; then
    terminal-notifier -title '💀' -message "Done- $(echo $cmd) [$(basename `pwd`)]" -sound default
  else
    terminal-notifier -title '👽' -message "Done- $(echo $cmd) [$(basename `pwd`)]" -sound default
  fi
}