Make EventNotice a struct

lib/simplekit.rb

@@ -52,7 +52,7 @@ module SimpleKit
     #     at invocation time.
     def schedule(event, delay, *args)
       fail 'Model scheduled event with negative delay.' if delay < 0
-      @event_list.push EventNotice.new(event, @model_time + delay, *args)
+      @event_list.push EventNotice.new(event, @model_time + delay, args)
     end
 
     # Start execution of a model. The simulation +model_time+ is
@@ -79,19 +79,10 @@ module SimpleKit
 
   private
 
-  # This is a private helper class for the EventScheduler class.
-  # Users should never try to access anything in this class directly.
-  class EventNotice
+  # This is a private helper Struct for the EventScheduler class.
+  # Users should never try to access this directly.
+  EventNotice = Struct.new(:event, :time, *:args) do
     include Comparable
-
-    attr_reader :event, :time, :args
-
-    def initialize(event, time, *args)
-      @event = event
-      @time = time
-      @args = args
-    end
-
     def <=>(other)
       time <=> other.time
     end