Reading IDm from a FeliCa card with libpafe-ruby

felica_idm.rb

require 'pasori'

begin
  Pasori.open do |p|
    warn 'Waiting for a card...'
    begin
      p.felica_polling do |f|
        warn 'Reading...'
        puts sprintf("%016X", f.idm.unpack('Q>').first)
      end
      break
    rescue PasoriError
      sleep 1
    end while true
  end
rescue Interrupt
  exit 1
end