class LightIO::Core::Backend::Timers
Public Class Methods
new()
click to toggle source
# File lib/lightio/core/backend/nio.rb, line 20 def initialize @timers = SortedSet.new @timers_registry = {} end
Public Instance Methods
add_timer(timer)
click to toggle source
# File lib/lightio/core/backend/nio.rb, line 25 def add_timer(timer) uuid = generate_uuid @timers.add([Time.now + timer.interval, uuid]) @timers_registry[uuid] = timer.callback end
cancel_timer(timer)
click to toggle source
# File lib/lightio/core/backend/nio.rb, line 31 def cancel_timer(timer) raise Error, "unregistered timer" unless timer.uuid && @timers_registry.has_key?(timer.uuid) @timers_registry[uuid] = false end
fire(current_loop_time)
click to toggle source
# File lib/lightio/core/backend/nio.rb, line 36 def fire(current_loop_time) @timers.each do |t| if t.first <= current_loop_time @timers.delete(t) callback = @timers_registry.delete(t.last) next if callback == false # timer cancelled raise UnknownTimer, "timer id: #{t.last}" if callback.nil? callback.call else break end end end
generate_uuid()
click to toggle source
# File lib/lightio/core/backend/nio.rb, line 15 def generate_uuid @ix ||= 0 @ix += 1 end