Add Sendable for internal callbacks (#686)

Author: pblazej

.nanpa/sendable-callbacks.kdl

@@ -0,0 +1 @@
+patch type="fixed" "Sendable requirement for internal callbacks"

Sources/LiveKit/Audio/Manager/AudioManager.swift

@@ -39,9 +39,9 @@ public class AudioManager: Loggable {
         _ = shared
     }
 
-    public typealias OnDevicesDidUpdate = (_ audioManager: AudioManager) -> Void
+    public typealias OnDevicesDidUpdate = @Sendable (_ audioManager: AudioManager) -> Void
 
-    public typealias OnSpeechActivity = (_ audioManager: AudioManager, _ event: SpeechActivityEvent) -> Void
+    public typealias OnSpeechActivity = @Sendable (_ audioManager: AudioManager, _ event: SpeechActivityEvent) -> Void
 
     #if os(iOS) || os(visionOS) || os(tvOS)
 

Sources/LiveKit/Core/Room+Engine.swift

@@ -37,7 +37,7 @@ extension Room {
     struct ConditionalExecutionEntry {
         let executeCondition: ConditionEvalFunc
         let removeCondition: ConditionEvalFunc
-        let block: () -> Void
+        let block: @Sendable () -> Void
     }
 
     // Resets state of transports

Sources/LiveKit/Core/Transport.swift

@@ -25,7 +25,7 @@ internal import LiveKitWebRTC
 actor Transport: NSObject, Loggable {
     // MARK: - Types
 
-    typealias OnOfferBlock = (LKRTCSessionDescription) async throws -> Void
+    typealias OnOfferBlock = @Sendable (LKRTCSessionDescription) async throws -> Void
 
     // MARK: - Public
 

Sources/LiveKit/Support/Utils.swift

@@ -20,8 +20,6 @@ internal import LiveKitWebRTC
 @_implementationOnly import LiveKitWebRTC
 #endif
 
-typealias DebouncFunc = () -> Void
-
 enum OS {
     case macOS
     case iOS

Sources/LiveKit/Track/Metrics/MetricsManager.swift

@@ -54,7 +54,7 @@ extension MetricsManager: TrackDelegate {
 
 /// An actor that converts track statistics into metrics and sends them to the server as data packets.
 actor MetricsManager: Loggable {
-    private typealias Transport = (Livekit_DataPacket) async throws -> Void
+    private typealias Transport = @Sendable (Livekit_DataPacket) async throws -> Void
     private struct TrackProperties {
         let identity: LocalParticipant.Identity?
         let transport: Transport