Address reviewer comments

Author: mimischi

Sources/Kafka/KafkaConsumer.swift

@@ -12,7 +12,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-import Dispatch
 import Logging
 import NIOConcurrencyHelpers
 import NIOCore
@@ -74,7 +73,7 @@ public struct KafkaConsumerMessages: Sendable, AsyncSequence {
         private let stateMachineHolder: MachineHolder
         let pollInterval: Duration
         #if swift(>=6.0)
-        let queue: NaiveQueueExecutor
+        private let queue: DispatchQueueTaskExecutor
         #endif
 
         private final class MachineHolder: Sendable {  // only for deinit
@@ -93,7 +92,9 @@ public struct KafkaConsumerMessages: Sendable, AsyncSequence {
             self.stateMachineHolder = .init(stateMachine: stateMachine)
             self.pollInterval = pollInterval
             #if swift(>=6.0)
-            self.queue = NaiveQueueExecutor(DispatchQueue(label: "com.swift-server.swift-kafka.message-consumer"))
+            self.queue = DispatchQueueTaskExecutor(
+                DispatchQueue(label: "com.swift-server.swift-kafka.message-consumer")
+            )
             #endif
         }
 
@@ -111,6 +112,7 @@ public struct KafkaConsumerMessages: Sendable, AsyncSequence {
 
                     #if swift(>=6.0)
                     // Wait on a separate thread for the next message.
+                    // The call below will block for `pollInterval`.
                     return try await withTaskExecutorPreference(queue) {
                         try client.consumerPoll(for: Int32(self.pollInterval.inMilliseconds))
                     }

Sources/Kafka/Utilities/NaiveQueueExecutor.swift renamed to Sources/Kafka/Utilities/DispatchQueueTaskExecutor.swift

@@ -15,7 +15,7 @@
 #if swift(>=6.0)
 import Dispatch
 
-final class NaiveQueueExecutor: TaskExecutor {
+final class DispatchQueueTaskExecutor: TaskExecutor {
     let queue: DispatchQueue
 
     init(_ queue: DispatchQueue) {