Tells me when my app is deployed.

tell_when_deployed.rb

#!/usr/bin/env ruby

require 'rest-client'

sleep 4

loop do
  sleep 1
  response = begin
               RestClient.get("http://localhost:8080/app/diagnostics.json")
             rescue => e 
               e.response
             end

  # Happens in case of connection timeout
  if response.nil?
    next
  end

  case response.code
  when 200
    `say \"Deployed.\"`
    break
  when 500
    `say \"Deployment error.\"`
    break
  end
end