Unicorn for sleepy apps and slow clients

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 # -*- encoding: binary -*-
# :enddoc:
class Rainbows::Fiber::Coolio::Heartbeat < Coolio::TimerWatcher
  G = Rainbows::G

  # ZZ gets populated by read_expire in rainbows/fiber/io/methods
  ZZ = Rainbows::Fiber::ZZ
  def on_timer
    exit if (! G.tick && G.cur <= 0)
    now = Time.now
    fibs = []
    ZZ.delete_if { |fib, time| now >= time ? fibs << fib : ! fib.alive? }
    fibs.each { |fib| fib.resume if fib.alive? }
  end
end