demonstrate leak in LIFX gem

leak.rb

#!/usr/bin/ruby

gem 'lifx'
require 'lifx'

start_time = Time.now.to_i
prev_objs = ObjectSpace.count_objects

lifx = LIFX::Client.lan
lifx.discover!

light = lifx.lights.first

loop do
  temp_c = light.temperature
  temp_f = temp_c * (9.0 / 5.0) + 32
  GC.start # so we only count live objects
  objs = ObjectSpace.count_objects
  print "\nElapsed time: ", Time.now.to_i - start_time, " seconds\n"
  print "Temperature: #{temp_c} C        #{temp_f} F\n\n"
  objs.each do |type, count|
    delta = (count || 0) - (prev_objs[type] || 0)
    printf "%10s => %8d        delta %8d\n", type, count, delta
  end
  prev_objs = objs
  sleep(600)
  print "\n============================================================\n"
end