Testing Pry with DRb and Threads

pry_drb_client.rb

SERVER = 'druby://localhost:9123'
require 'drb'
server = DRbObject.new_with_uri(SERVER)
server.go(42)
sleep(0.2)
server.go(17)
server.join_all

pry_drb_server.rb

SERVER = 'druby://localhost:9123'

require 'drb'
require 'pry'

$pry = Mutex.new
class Server
  def initialize
    @instances = {}
  end
  def go(id)
    @instances[id] ||= Thread.new{
      5.times{ |i|
        $pry.synchronize{ binding.pry }
        sleep 1
      }
    }
  end
  def join_all
    @instances.each{ |_,thread| thread.join }
  end
end

DRb.start_service( SERVER, Server.new )
DRb.thread.join