dead simple em-synchrony evented console. woop

evented_irb.rb

$:<< '../lib' << 'lib'

require 'rubygems'
require 'eventmachine'
require 'em-synchrony'

EM.run {
  EM.synchrony {
    loop do
      begin
        print "> "
        s = gets.chomp
        # command_stack.push(s)
        p(eval(s))
      rescue
        print "#{$!.class.name}: #{$!.message}\n  #{$!.backtrace.join(%(\n  ))}\n"
      end
    end
  }
}