ruby console spinner proof

gistfile1.rb

require 'curses'
Curses.init_screen

  10.times do
    Curses.setpos(0,0)
    Curses.addstr("|")
    Curses.refresh
    sleep 0.33

    Curses.setpos(0,0)
    Curses.addstr("/")
    Curses.refresh
    sleep 0.33

    Curses.setpos(0,0)
    Curses.addstr("-")
    Curses.refresh
    sleep 0.33

    Curses.setpos(0,0)
    Curses.addstr("\\")
    Curses.refresh
    sleep 0.33
  end

Curses.close_screen