Fix worker perform interface

Author: Strech

lib/datadog/open_feature/exposures/worker.rb

@@ -66,26 +66,24 @@ def dequeue
         end
 
         def flush
-          send_events(*dequeue)
+          events, dropped = dequeue
+          send_events(events || [], dropped || 0)
         end
 
         def perform(*args)
-          send_events(*args)
+          events, dropped = args
+          send_events(events || [], dropped || 0)
         end
 
         private
 
-        def send_events(events, dropped = 0)
-          events ||= []
+        def send_events(events, dropped)
+          return if events.empty?
 
           if dropped.positive?
-            logger.debug do
-              "OpenFeature: Exposure worker dropped #{dropped} event(s) due to full buffer"
-            end
+            logger.debug { "OpenFeature: Exposure worker dropped #{dropped} event(s) due to full buffer" }
           end
 
-          return if events.empty?
-
           payload = Batch.new(context: @context_builder.call, exposures: events).to_h
           send_payload(payload)
         end

sig/datadog/open_feature/exposures/worker.rbs

@@ -38,7 +38,7 @@ module Datadog
 
         def perform: (*untyped) -> void
 
-        def send_events: (::Array[Exposures::Event]?, ::Integer) -> void
+        def send_events: (::Array[Exposures::Event], ::Integer) -> void
 
         def send_payload: (::Hash[::Symbol, untyped]) -> Core::Transport::Response?
       end