Visual Studio Code + tmux session integration

tmux.sh

# Auto Start Tmux (must be last)
if [[ -z "$TMUX" ]] then
  tmux_session='default'
  terminal_slug="`echo $TERM_PROGRAM | iconv -t ascii//TRANSLIT | sed -E 's/[^a-zA-Z0-9-]+/-/g' | sed -E 's/^-+|-+$//g' | tr A-Z a-z | head -c 7`"

  if [[ $TERM_PROGRAM == 'vscode' ]]; then
    tmux_session="$terminal_slug-`pwd | sha1sum | head -c 8`"
  fi

  tmux new-session -A -d -s "$tmux_session"

  # Disable the destruction of the new, unattached session.
  tmux set-option -t "$tmux_session" destroy-unattached off &> /dev/null

  exec tmux attach-session -t "$tmux_session"
fi