ws.rb

EM.run {
  ws = Faye::WebSocket::Client.new('wss://ws.localhost.com')
  ws.on :open do |event|
    puts [:open]
    ws.send("Alo!")
  end

  ws.on :error do| event|
    puts "Error: #{event.data}"
  end

  ws.on :message do |event|
    puts [:message, event.data]
    if event.data.something = true
      # execute code here
    end
  end

  ws.on :close do |event|
    puts "Client disconnected with status code: #{event.code} and reason: #{event.reason}"
    exit 1
  end
}